diff --git a/.gitignore b/.gitignore index 0cc31cb..f89fcb1 100644 --- a/.gitignore +++ b/.gitignore @@ -5,3 +5,6 @@ target/ /com.palantir.typescript/bin/ /com.palantir.typescript/bridge/build/ + +TypeScript/* +updatesite \ No newline at end of file diff --git a/README.md b/README.md index 657803a..02940ef 100644 --- a/README.md +++ b/README.md @@ -6,7 +6,7 @@ An Eclipse plug-in for developing in the TypeScript language. 1. Install [Node.js](http://nodejs.org/) 1. Open Eclipse and go to Help->Install New Software 1. Add the update site: http://eclipse-update.palantir.com/eclipse-typescript/ -1. Reboot Eclipse +1. Restart Eclipse 1. (optional) Right-click on a project and select Configure->Enable TypeScript Builder ## Features @@ -28,18 +28,24 @@ An Eclipse plug-in for developing in the TypeScript language. * toggle comments ## Additional Information -* Eclipse Kepler (4.3) and Luna (4.4) are supported -* Eclipse must be running via Java 6+ +* Eclipse Luna (4.4) Neon (4.5) Oxygen (4.6) +* Eclipse must be running via Java 8+ * [Wiki](https://github.com/palantir/eclipse-typescript/wiki) (contains information about developing the plug-in) ## Development ### Update Typescript +* For 100% working result, If your not in Linux use Cygwin shell (download dos2unix). * Clone Typescript into a sibling folder +* Manually checkout latest branch. This is simpler and 100% sure. * Run `npm install` in the Typescript project * Run `npm install -g dos2unix jake` -* Update Typescript branch in `./scripts/updateTypeScript.sh` -* Run `./scripts/updateTypeScript.sh` +* In script directory Run `./updateTypeScript.sh` -### Build and Test -* Run `maven package` +### now build Eclipse plugin and Test +* Update package.json for new version. +* Run `mvn versions:set -DnewVersion=x.x.x -DgenerateBackupPoms=false -U` +* Run `update_version.sh old_version new_version` This is to change all version ".qualifier" +* Run `npm install` +* Run `grunt` +* Run `mvn package` * Install zip in Eclipse following `Install New Software...` -> `Add...` -> `Archive...` diff --git a/com.palantir.typescript.feature/.project b/com.palantir.typescript.feature/.project index 282bb3e..9f9ed9b 100644 --- a/com.palantir.typescript.feature/.project +++ b/com.palantir.typescript.feature/.project @@ -10,8 +10,14 @@ + + org.eclipse.m2e.core.maven2Builder + + + + org.eclipse.m2e.core.maven2Nature org.eclipse.pde.FeatureNature diff --git a/com.palantir.typescript.feature/feature.xml b/com.palantir.typescript.feature/feature.xml index 33e99a3..9df606e 100644 --- a/com.palantir.typescript.feature/feature.xml +++ b/com.palantir.typescript.feature/feature.xml @@ -1,4 +1,4 @@ - + - - - - An Eclipse plug-in for developing in the TypeScript language. - - - - Copyright 2013 Palantir Technologies, Inc. - - - +--> + + + + An Eclipse plug-in for developing in the TypeScript language. + + + + Copyright 2013 Palantir Technologies, Inc. + + + . Apache License Version 2.0, January 2004 @@ -230,13 +230,13 @@ distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and - limitations under the License. - - - - - + limitations under the License. + + + + + diff --git a/com.palantir.typescript.feature/pom.xml b/com.palantir.typescript.feature/pom.xml index 7d26252..c0c6a7f 100644 --- a/com.palantir.typescript.feature/pom.xml +++ b/com.palantir.typescript.feature/pom.xml @@ -21,7 +21,7 @@ ../pom.xml com.palantir parent - 2.1.0.qualifier + 2.6.1 com.palantir.typescript.feature diff --git a/com.palantir.typescript.p2updatesite/.project b/com.palantir.typescript.p2updatesite/.project index bdb3038..282fb3e 100644 --- a/com.palantir.typescript.p2updatesite/.project +++ b/com.palantir.typescript.p2updatesite/.project @@ -5,7 +5,13 @@ + + org.eclipse.m2e.core.maven2Builder + + + + org.eclipse.m2e.core.maven2Nature diff --git a/com.palantir.typescript.p2updatesite/category.xml b/com.palantir.typescript.p2updatesite/category.xml index 825e57e..48921a6 100644 --- a/com.palantir.typescript.p2updatesite/category.xml +++ b/com.palantir.typescript.p2updatesite/category.xml @@ -1,22 +1,22 @@ - - - - - - - - + + + + + + + + diff --git a/com.palantir.typescript.p2updatesite/pom.xml b/com.palantir.typescript.p2updatesite/pom.xml index e18ec77..c0c9342 100644 --- a/com.palantir.typescript.p2updatesite/pom.xml +++ b/com.palantir.typescript.p2updatesite/pom.xml @@ -21,7 +21,7 @@ ../pom.xml com.palantir parent - 2.1.0.qualifier + 2.6.1 com.palantir.typescript.p2updatesite diff --git a/com.palantir.typescript/.classpath b/com.palantir.typescript/.classpath index 89a9d9b..44e53e9 100644 --- a/com.palantir.typescript/.classpath +++ b/com.palantir.typescript/.classpath @@ -1,12 +1,11 @@ - - - - - - - - - - - - + + + + + + + + + + + diff --git a/com.palantir.typescript/.project b/com.palantir.typescript/.project index 6e2a093..8c503a8 100644 --- a/com.palantir.typescript/.project +++ b/com.palantir.typescript/.project @@ -11,22 +11,22 @@ - org.eclipse.pde.ManifestBuilder + com.palantir.typescript.typeScriptBuilder - org.eclipse.pde.SchemaBuilder + org.eclipse.pde.ManifestBuilder - net.sf.eclipsecs.core.CheckstyleBuilder + org.eclipse.pde.SchemaBuilder - com.palantir.typescript.typeScriptBuilder + net.sf.eclipsecs.core.CheckstyleBuilder diff --git a/com.palantir.typescript/.settings/org.eclipse.jdt.core.prefs b/com.palantir.typescript/.settings/org.eclipse.jdt.core.prefs index 10b9517..d432fc3 100644 --- a/com.palantir.typescript/.settings/org.eclipse.jdt.core.prefs +++ b/com.palantir.typescript/.settings/org.eclipse.jdt.core.prefs @@ -7,9 +7,9 @@ org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nul org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate -org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6 +org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8 org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve -org.eclipse.jdt.core.compiler.compliance=1.6 +org.eclipse.jdt.core.compiler.compliance=1.8 org.eclipse.jdt.core.compiler.debug.lineNumber=generate org.eclipse.jdt.core.compiler.debug.localVariable=generate org.eclipse.jdt.core.compiler.debug.sourceFile=generate @@ -111,7 +111,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning org.eclipse.jdt.core.compiler.problem.unusedTypeParameter=ignore org.eclipse.jdt.core.compiler.problem.unusedWarningToken=ignore org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=error -org.eclipse.jdt.core.compiler.source=1.6 +org.eclipse.jdt.core.compiler.source=1.8 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=20 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0 diff --git a/com.palantir.typescript/META-INF/MANIFEST.MF b/com.palantir.typescript/META-INF/MANIFEST.MF index 0955241..56b7566 100644 --- a/com.palantir.typescript/META-INF/MANIFEST.MF +++ b/com.palantir.typescript/META-INF/MANIFEST.MF @@ -3,7 +3,7 @@ Bundle-Localization: plugin Bundle-ManifestVersion: 2 Bundle-Name: TypeScript Bundle-SymbolicName: com.palantir.typescript;singleton:=true -Bundle-Version: 2.1.0.qualifier +Bundle-Version: 2.6.1.qualifier Bundle-Activator: com.palantir.typescript.TypeScriptPlugin Bundle-Vendor: Palantir Technologies Require-Bundle: org.eclipse.compare, @@ -19,7 +19,7 @@ Require-Bundle: org.eclipse.compare, org.eclipse.ui.ide, org.eclipse.ui.views, org.eclipse.ui.workbench.texteditor -Bundle-RequiredExecutionEnvironment: JavaSE-1.6 +Bundle-RequiredExecutionEnvironment: JavaSE-1.8 Bundle-ActivationPolicy: lazy Bundle-ClassPath: lib/guava-19.0.jar, ., diff --git a/com.palantir.typescript/bridge/lib/lib.d.ts b/com.palantir.typescript/bridge/lib/lib.d.ts index 5b1f3d7..42d69ed 100644 --- a/com.palantir.typescript/bridge/lib/lib.d.ts +++ b/com.palantir.typescript/bridge/lib/lib.d.ts @@ -87,8 +87,8 @@ interface PropertyDescriptor { enumerable?: boolean; value?: any; writable?: boolean; - get? (): any; - set? (v: any): void; + get?(): any; + set?(v: any): void; } interface PropertyDescriptorMap { @@ -128,7 +128,7 @@ interface Object { } interface ObjectConstructor { - new (value?: any): Object; + new(value?: any): Object; (): any; (value: any): any; @@ -147,7 +147,7 @@ interface ObjectConstructor { * @param o Object that contains the property. * @param p Name of the property. */ - getOwnPropertyDescriptor(o: any, p: string): PropertyDescriptor; + getOwnPropertyDescriptor(o: any, p: string): PropertyDescriptor | undefined; /** * Returns the names of the own properties of an object. The own properties of an object are those that are defined directly @@ -157,23 +157,17 @@ interface ObjectConstructor { getOwnPropertyNames(o: any): string[]; /** - * Creates an object that has null prototype. - * @param o Object to use as a prototype. May be null - */ - create(o: null): any; - - /** - * Creates an object that has the specified prototype, and that optionally contains specified properties. - * @param o Object to use as a prototype. May be null + * Creates an object that has the specified prototype or that has null prototype. + * @param o Object to use as a prototype. May be null. */ - create(o: T): T; + create(o: object | null): any; /** * Creates an object that has the specified prototype, and that optionally contains specified properties. * @param o Object to use as a prototype. May be null * @param properties JavaScript object that contains one or more property descriptors. */ - create(o: any, properties: PropertyDescriptorMap): any; + create(o: object | null, properties: PropertyDescriptorMap & ThisType): any; /** * Adds a property to an object, or modifies attributes of an existing property. @@ -181,14 +175,14 @@ interface ObjectConstructor { * @param p The property name. * @param attributes Descriptor for the property. It can be for a data property or an accessor property. */ - defineProperty(o: any, p: string, attributes: PropertyDescriptor): any; + defineProperty(o: any, p: string, attributes: PropertyDescriptor & ThisType): any; /** * Adds one or more properties to an object, and/or modifies attributes of existing properties. * @param o Object on which to add or modify the properties. This can be a native JavaScript object or a DOM object. * @param properties JavaScript object that contains one or more descriptor objects. Each descriptor object describes a data property or an accessor property. */ - defineProperties(o: any, properties: PropertyDescriptorMap): any; + defineProperties(o: any, properties: PropertyDescriptorMap & ThisType): any; /** * Prevents the modification of attributes of existing properties, and prevents the addition of new properties. @@ -242,7 +236,7 @@ interface ObjectConstructor { * Returns the names of the enumerable properties and methods of an object. * @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object. */ - keys(o: any): string[]; + keys(o: {}): string[]; } /** @@ -292,7 +286,7 @@ interface FunctionConstructor { * Creates a new function. * @param args A list of arguments the function accepts. */ - new (...args: string[]): Function; + new(...args: string[]): Function; (...args: string[]): Function; readonly prototype: Function; } @@ -351,53 +345,27 @@ interface String { * Matches a string with a regular expression, and returns an array containing the results of that search. * @param regexp A variable name or string literal containing the regular expression pattern and flags. */ - match(regexp: string): RegExpMatchArray | null; - - /** - * Matches a string with a regular expression, and returns an array containing the results of that search. - * @param regexp A regular expression object that contains the regular expression pattern and applicable flags. - */ - match(regexp: RegExp): RegExpMatchArray | null; - - /** - * Replaces text in a string, using a regular expression or search string. - * @param searchValue A string that represents the regular expression. - * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. - */ - replace(searchValue: string, replaceValue: string): string; - - /** - * Replaces text in a string, using a regular expression or search string. - * @param searchValue A string that represents the regular expression. - * @param replacer A function that returns the replacement text. - */ - replace(searchValue: string, replacer: (substring: string, ...args: any[]) => string): string; + match(regexp: string | RegExp): RegExpMatchArray | null; /** * Replaces text in a string, using a regular expression or search string. - * @param searchValue A Regular Expression object containing the regular expression pattern and applicable flags. + * @param searchValue A string to search for. * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. */ - replace(searchValue: RegExp, replaceValue: string): string; + replace(searchValue: string | RegExp, replaceValue: string): string; /** * Replaces text in a string, using a regular expression or search string. - * @param searchValue A Regular Expression object containing the regular expression pattern and applicable flags + * @param searchValue A string to search for. * @param replacer A function that returns the replacement text. */ - replace(searchValue: RegExp, replacer: (substring: string, ...args: any[]) => string): string; - - /** - * Finds the first substring match in a regular expression search. - * @param regexp The regular expression pattern and applicable flags. - */ - search(regexp: string): number; + replace(searchValue: string | RegExp, replacer: (substring: string, ...args: any[]) => string): string; /** * Finds the first substring match in a regular expression search. * @param regexp The regular expression pattern and applicable flags. */ - search(regexp: RegExp): number; + search(regexp: string | RegExp): number; /** * Returns a section of a string. @@ -412,14 +380,7 @@ interface String { * @param separator A string that identifies character or characters to use in separating the string. If omitted, a single-element array containing the entire string is returned. * @param limit A value used to limit the number of elements returned in the array. */ - split(separator: string, limit?: number): string[]; - - /** - * Split a string into substrings using the specified separator and return them as an array. - * @param separator A Regular Express that identifies character or characters to use in separating the string. If omitted, a single-element array containing the entire string is returned. - * @param limit A value used to limit the number of elements returned in the array. - */ - split(separator: RegExp, limit?: number): string[]; + split(separator: string | RegExp, limit?: number): string[]; /** * Returns the substring at the specified location within a String object. @@ -462,7 +423,7 @@ interface String { } interface StringConstructor { - new (value?: any): String; + new(value?: any): String; (value?: any): string; readonly prototype: String; fromCharCode(...codes: number[]): string; @@ -479,7 +440,7 @@ interface Boolean { } interface BooleanConstructor { - new (value?: any): Boolean; + new(value?: any): Boolean; (value?: any): boolean; readonly prototype: Boolean; } @@ -516,7 +477,7 @@ interface Number { } interface NumberConstructor { - new (value?: any): Number; + new(value?: any): Number; (value?: any): number; readonly prototype: Number; @@ -549,7 +510,7 @@ interface NumberConstructor { declare const Number: NumberConstructor; interface TemplateStringsArray extends ReadonlyArray { - readonly raw: ReadonlyArray + readonly raw: ReadonlyArray; } interface Math { @@ -818,10 +779,10 @@ interface Date { } interface DateConstructor { - new (): Date; - new (value: number): Date; - new (value: string): Date; - new (year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date; + new(): Date; + new(value: number): Date; + new(value: string): Date; + new(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date; (): string; readonly prototype: Date; /** @@ -887,9 +848,9 @@ interface RegExp { } interface RegExpConstructor { - new (pattern: RegExp): RegExp; - new (pattern: string, flags?: string): RegExp; - (pattern: RegExp): RegExp; + new(pattern: RegExp | string): RegExp; + new(pattern: string, flags?: string): RegExp; + (pattern: RegExp | string): RegExp; (pattern: string, flags?: string): RegExp; readonly prototype: RegExp; @@ -915,7 +876,7 @@ interface Error { } interface ErrorConstructor { - new (message?: string): Error; + new(message?: string): Error; (message?: string): Error; readonly prototype: Error; } @@ -926,7 +887,7 @@ interface EvalError extends Error { } interface EvalErrorConstructor { - new (message?: string): EvalError; + new(message?: string): EvalError; (message?: string): EvalError; readonly prototype: EvalError; } @@ -937,7 +898,7 @@ interface RangeError extends Error { } interface RangeErrorConstructor { - new (message?: string): RangeError; + new(message?: string): RangeError; (message?: string): RangeError; readonly prototype: RangeError; } @@ -948,7 +909,7 @@ interface ReferenceError extends Error { } interface ReferenceErrorConstructor { - new (message?: string): ReferenceError; + new(message?: string): ReferenceError; (message?: string): ReferenceError; readonly prototype: ReferenceError; } @@ -959,7 +920,7 @@ interface SyntaxError extends Error { } interface SyntaxErrorConstructor { - new (message?: string): SyntaxError; + new(message?: string): SyntaxError; (message?: string): SyntaxError; readonly prototype: SyntaxError; } @@ -970,7 +931,7 @@ interface TypeError extends Error { } interface TypeErrorConstructor { - new (message?: string): TypeError; + new(message?: string): TypeError; (message?: string): TypeError; readonly prototype: TypeError; } @@ -981,7 +942,7 @@ interface URIError extends Error { } interface URIErrorConstructor { - new (message?: string): URIError; + new(message?: string): URIError; (message?: string): URIError; readonly prototype: URIError; } @@ -1031,22 +992,20 @@ interface ReadonlyArray { * Returns a string representation of an array. */ toString(): string; - toLocaleString(): string; /** - * Combines two or more arrays. - * @param items Additional items to add to the end of array1. + * Returns a string representation of an array. The elements are converted to string using thier toLocalString methods. */ - concat>(...items: U[]): T[]; + toLocaleString(): string; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: T[][]): T[]; + concat(...items: ReadonlyArray[]): T[]; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: (T | T[])[]): T[]; + concat(...items: (T | ReadonlyArray)[]): T[]; /** * Adds all the elements of an array separated by the specified separator string. * @param separator A string used to separate one element of an array from the next in the resulting String. If omitted, the array elements are separated with a comma. @@ -1064,7 +1023,6 @@ interface ReadonlyArray { * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0. */ indexOf(searchElement: T, fromIndex?: number): number; - /** * Returns the index of the last occurrence of a specified value in an array. * @param searchElement The value to locate in the array. @@ -1112,7 +1070,8 @@ interface ReadonlyArray { * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue?: T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. @@ -1124,7 +1083,8 @@ interface ReadonlyArray { * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue?: T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. @@ -1144,6 +1104,9 @@ interface Array { * Returns a string representation of an array. */ toString(): string; + /** + * Returns a string representation of an array. The elements are converted to string using thier toLocalString methods. + */ toLocaleString(): string; /** * Appends new elements to an array, and returns the new length of the array. @@ -1158,12 +1121,12 @@ interface Array { * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: T[][]): T[]; + concat(...items: ReadonlyArray[]): T[]; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: (T | T[])[]): T[]; + concat(...items: (T | ReadonlyArray)[]): T[]; /** * Adds all the elements of an array separated by the specified separator string. * @param separator A string used to separate one element of an array from the next in the resulting String. If omitted, the array elements are separated with a comma. @@ -1191,8 +1154,9 @@ interface Array { /** * Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements. * @param start The zero-based location in the array from which to start removing elements. + * @param deleteCount The number of elements to remove. */ - splice(start: number): T[]; + splice(start: number, deleteCount?: number): T[]; /** * Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements. * @param start The zero-based location in the array from which to start removing elements. @@ -1235,36 +1199,18 @@ interface Array { * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: T, index: number, array: T[]) => void, thisArg?: any): void; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U]; /** * Calls a defined callback function on each element of an array, and returns an array that contains the results. * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. */ map(callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): U[]; + /** + * Returns the elements of an array that meet the condition specified in a callback function. + * @param callbackfn A function that accepts up to three arguments. The filter method calls the callbackfn function one time for each element in the array. + * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. + */ + filter(callbackfn: (value: T, index: number, array: T[]) => value is S, thisArg?: any): S[]; /** * Returns the elements of an array that meet the condition specified in a callback function. * @param callbackfn A function that accepts up to three arguments. The filter method calls the callbackfn function one time for each element in the array. @@ -1276,7 +1222,8 @@ interface Array { * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue?: T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. @@ -1288,7 +1235,8 @@ interface Array { * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue?: T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. @@ -1300,7 +1248,7 @@ interface Array { } interface ArrayConstructor { - new (arrayLength?: number): any[]; + new(arrayLength?: number): any[]; new (arrayLength: number): T[]; new (...items: T[]): T[]; (arrayLength?: number): any[]; @@ -1335,39 +1283,27 @@ interface PromiseLike { * @param onrejected The callback to execute when the Promise is rejected. * @returns A Promise for the completion of which ever callback is executed. */ - then( - onfulfilled?: ((value: T) => T | PromiseLike) | undefined | null, - onrejected?: ((reason: any) => T | PromiseLike) | undefined | null): PromiseLike; - - /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. - */ - then( - onfulfilled: ((value: T) => T | PromiseLike) | undefined | null, - onrejected: (reason: any) => TResult | PromiseLike): PromiseLike; + then(onfulfilled?: ((value: T) => TResult1 | PromiseLike) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike) | undefined | null): PromiseLike; +} +/** + * Represents the completion of an asynchronous operation + */ +interface Promise { /** * Attaches callbacks for the resolution and/or rejection of the Promise. * @param onfulfilled The callback to execute when the Promise is resolved. * @param onrejected The callback to execute when the Promise is rejected. * @returns A Promise for the completion of which ever callback is executed. */ - then( - onfulfilled: (value: T) => TResult | PromiseLike, - onrejected?: ((reason: any) => TResult | PromiseLike) | undefined | null): PromiseLike; + then(onfulfilled?: ((value: T) => TResult1 | PromiseLike) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike) | undefined | null): Promise; /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. + * Attaches a callback for only the rejection of the Promise. * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. + * @returns A Promise for the completion of the callback. */ - then( - onfulfilled: (value: T) => TResult1 | PromiseLike, - onrejected: (reason: any) => TResult2 | PromiseLike): PromiseLike; + catch(onrejected?: ((reason: any) => TResult | PromiseLike) | undefined | null): Promise; } interface ArrayLike { @@ -1394,14 +1330,19 @@ type Readonly = { */ type Pick = { [P in K]: T[P]; -} +}; /** * Construct a type with a set of properties K of type T */ type Record = { [P in K]: T; -} +}; + +/** + * Marker for contextual 'this' type + */ +interface ThisType { } /** * Represents a raw buffer of binary data, which is used to store data for the @@ -1418,12 +1359,20 @@ interface ArrayBuffer { /** * Returns a section of an ArrayBuffer. */ - slice(begin:number, end?:number): ArrayBuffer; + slice(begin: number, end?: number): ArrayBuffer; +} + +/** + * Allowed ArrayBuffer types for the buffer of an ArrayBufferView and related Typed Arrays. + */ +interface ArrayBufferTypes { + ArrayBuffer: ArrayBuffer; } +type ArrayBufferLike = ArrayBufferTypes[keyof ArrayBufferTypes]; interface ArrayBufferConstructor { readonly prototype: ArrayBuffer; - new (byteLength: number): ArrayBuffer; + new(byteLength: number): ArrayBuffer; isView(arg: any): arg is ArrayBufferView; } declare const ArrayBuffer: ArrayBufferConstructor; @@ -1432,7 +1381,7 @@ interface ArrayBufferView { /** * The ArrayBuffer instance referenced by the array. */ - buffer: ArrayBuffer; + buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1574,7 +1523,7 @@ interface DataView { } interface DataViewConstructor { - new (buffer: ArrayBuffer, byteOffset?: number, byteLength?: number): DataView; + new(buffer: ArrayBufferLike, byteOffset?: number, byteLength?: number): DataView; } declare const DataView: DataViewConstructor; @@ -1591,7 +1540,7 @@ interface Int8Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1652,7 +1601,7 @@ interface Int8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int8Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -1663,7 +1612,7 @@ interface Int8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int8Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -1722,7 +1671,8 @@ interface Int8Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -1746,7 +1696,8 @@ interface Int8Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -1765,13 +1716,6 @@ interface Int8Array { */ reverse(): Int8Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -1825,9 +1769,9 @@ interface Int8Array { } interface Int8ArrayConstructor { readonly prototype: Int8Array; - new (length: number): Int8Array; - new (array: ArrayLike): Int8Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int8Array; + new(length: number): Int8Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int8Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int8Array; /** * The size in bytes of each element in the array. @@ -1848,6 +1792,7 @@ interface Int8ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int8Array; + } declare const Int8Array: Int8ArrayConstructor; @@ -1864,7 +1809,7 @@ interface Uint8Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1925,7 +1870,7 @@ interface Uint8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint8Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -1936,7 +1881,7 @@ interface Uint8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint8Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -1995,7 +1940,8 @@ interface Uint8Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2019,7 +1965,8 @@ interface Uint8Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2038,13 +1985,6 @@ interface Uint8Array { */ reverse(): Uint8Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2099,9 +2039,9 @@ interface Uint8Array { interface Uint8ArrayConstructor { readonly prototype: Uint8Array; - new (length: number): Uint8Array; - new (array: ArrayLike): Uint8Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint8Array; + new(length: number): Uint8Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint8Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint8Array; /** * The size in bytes of each element in the array. @@ -2138,7 +2078,7 @@ interface Uint8ClampedArray { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2199,7 +2139,7 @@ interface Uint8ClampedArray { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint8ClampedArray) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2210,7 +2150,7 @@ interface Uint8ClampedArray { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint8ClampedArray) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2269,7 +2209,8 @@ interface Uint8ClampedArray { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2293,7 +2234,8 @@ interface Uint8ClampedArray { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2312,19 +2254,12 @@ interface Uint8ClampedArray { */ reverse(): Uint8ClampedArray; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. * @param offset The index in the current array at which the values are to be written. */ - set(array: Uint8ClampedArray, offset?: number): void; + set(array: ArrayLike, offset?: number): void; /** * Returns a section of an array. @@ -2373,9 +2308,9 @@ interface Uint8ClampedArray { interface Uint8ClampedArrayConstructor { readonly prototype: Uint8ClampedArray; - new (length: number): Uint8ClampedArray; - new (array: ArrayLike): Uint8ClampedArray; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint8ClampedArray; + new(length: number): Uint8ClampedArray; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint8ClampedArray; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint8ClampedArray; /** * The size in bytes of each element in the array. @@ -2411,7 +2346,7 @@ interface Int16Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2472,7 +2407,7 @@ interface Int16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int16Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2483,7 +2418,7 @@ interface Int16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int16Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2493,7 +2428,6 @@ interface Int16Array { * If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: number, index: number, array: Int16Array) => void, thisArg?: any): void; - /** * Returns the index of the first occurrence of a value in an array. * @param searchElement The value to locate in the array. @@ -2542,7 +2476,8 @@ interface Int16Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2566,7 +2501,8 @@ interface Int16Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2585,13 +2521,6 @@ interface Int16Array { */ reverse(): Int16Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2646,9 +2575,9 @@ interface Int16Array { interface Int16ArrayConstructor { readonly prototype: Int16Array; - new (length: number): Int16Array; - new (array: ArrayLike): Int16Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int16Array; + new(length: number): Int16Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int16Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int16Array; /** * The size in bytes of each element in the array. @@ -2669,6 +2598,7 @@ interface Int16ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int16Array; + } declare const Int16Array: Int16ArrayConstructor; @@ -2685,7 +2615,7 @@ interface Uint16Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2746,7 +2676,7 @@ interface Uint16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint16Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2757,7 +2687,7 @@ interface Uint16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint16Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2816,7 +2746,8 @@ interface Uint16Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2840,7 +2771,8 @@ interface Uint16Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2859,13 +2791,6 @@ interface Uint16Array { */ reverse(): Uint16Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2920,9 +2845,9 @@ interface Uint16Array { interface Uint16ArrayConstructor { readonly prototype: Uint16Array; - new (length: number): Uint16Array; - new (array: ArrayLike): Uint16Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint16Array; + new(length: number): Uint16Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint16Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint16Array; /** * The size in bytes of each element in the array. @@ -2943,6 +2868,7 @@ interface Uint16ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint16Array; + } declare const Uint16Array: Uint16ArrayConstructor; /** @@ -2958,7 +2884,7 @@ interface Int32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3019,7 +2945,7 @@ interface Int32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3030,7 +2956,7 @@ interface Int32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3089,7 +3015,8 @@ interface Int32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3113,7 +3040,8 @@ interface Int32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3132,13 +3060,6 @@ interface Int32Array { */ reverse(): Int32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3193,9 +3114,9 @@ interface Int32Array { interface Int32ArrayConstructor { readonly prototype: Int32Array; - new (length: number): Int32Array; - new (array: ArrayLike): Int32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int32Array; + new(length: number): Int32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int32Array; /** * The size in bytes of each element in the array. @@ -3215,6 +3136,7 @@ interface Int32ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int32Array; + } declare const Int32Array: Int32ArrayConstructor; @@ -3231,7 +3153,7 @@ interface Uint32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3292,7 +3214,7 @@ interface Uint32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3303,7 +3225,7 @@ interface Uint32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3313,7 +3235,6 @@ interface Uint32Array { * If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: number, index: number, array: Uint32Array) => void, thisArg?: any): void; - /** * Returns the index of the first occurrence of a value in an array. * @param searchElement The value to locate in the array. @@ -3362,7 +3283,8 @@ interface Uint32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3386,7 +3308,8 @@ interface Uint32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3405,13 +3328,6 @@ interface Uint32Array { */ reverse(): Uint32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3466,9 +3382,9 @@ interface Uint32Array { interface Uint32ArrayConstructor { readonly prototype: Uint32Array; - new (length: number): Uint32Array; - new (array: ArrayLike): Uint32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint32Array; + new(length: number): Uint32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint32Array; /** * The size in bytes of each element in the array. @@ -3488,6 +3404,7 @@ interface Uint32ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint32Array; + } declare const Uint32Array: Uint32ArrayConstructor; @@ -3504,7 +3421,7 @@ interface Float32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3565,7 +3482,7 @@ interface Float32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Float32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3576,7 +3493,7 @@ interface Float32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Float32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3635,7 +3552,8 @@ interface Float32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3659,7 +3577,8 @@ interface Float32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3678,13 +3597,6 @@ interface Float32Array { */ reverse(): Float32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3739,9 +3651,9 @@ interface Float32Array { interface Float32ArrayConstructor { readonly prototype: Float32Array; - new (length: number): Float32Array; - new (array: ArrayLike): Float32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Float32Array; + new(length: number): Float32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Float32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Float32Array; /** * The size in bytes of each element in the array. @@ -3762,6 +3674,7 @@ interface Float32ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Float32Array; + } declare const Float32Array: Float32ArrayConstructor; @@ -3778,7 +3691,7 @@ interface Float64Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3839,7 +3752,7 @@ interface Float64Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Float64Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3850,7 +3763,7 @@ interface Float64Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Float64Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3909,7 +3822,8 @@ interface Float64Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3933,7 +3847,8 @@ interface Float64Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3952,13 +3867,6 @@ interface Float64Array { */ reverse(): Float64Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -4013,9 +3921,9 @@ interface Float64Array { interface Float64ArrayConstructor { readonly prototype: Float64Array; - new (length: number): Float64Array; - new (array: ArrayLike): Float64Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Float64Array; + new(length: number): Float64Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Float64Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Float64Array; /** * The size in bytes of each element in the array. @@ -4035,6 +3943,7 @@ interface Float64ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Float64Array; + } declare const Float64Array: Float64ArrayConstructor; @@ -4042,7 +3951,7 @@ declare const Float64Array: Float64ArrayConstructor; /// ECMAScript Internationalization API ///////////////////////////// -declare module Intl { +declare namespace Intl { interface CollatorOptions { usage?: string; localeMatcher?: string; @@ -4067,10 +3976,10 @@ declare module Intl { resolvedOptions(): ResolvedCollatorOptions; } var Collator: { - new (locales?: string | string[], options?: CollatorOptions): Collator; + new(locales?: string | string[], options?: CollatorOptions): Collator; (locales?: string | string[], options?: CollatorOptions): Collator; supportedLocalesOf(locales: string | string[], options?: CollatorOptions): string[]; - } + }; interface NumberFormatOptions { localeMatcher?: string; @@ -4104,10 +4013,10 @@ declare module Intl { resolvedOptions(): ResolvedNumberFormatOptions; } var NumberFormat: { - new (locales?: string | string[], options?: NumberFormatOptions): NumberFormat; + new(locales?: string | string[], options?: NumberFormatOptions): NumberFormat; (locales?: string | string[], options?: NumberFormatOptions): NumberFormat; supportedLocalesOf(locales: string | string[], options?: NumberFormatOptions): string[]; - } + }; interface DateTimeFormatOptions { localeMatcher?: string; @@ -4147,10 +4056,10 @@ declare module Intl { resolvedOptions(): ResolvedDateTimeFormatOptions; } var DateTimeFormat: { - new (locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; + new(locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; (locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; supportedLocalesOf(locales: string | string[], options?: DateTimeFormatOptions): string[]; - } + }; } interface String { @@ -4197,21 +4106,53 @@ interface Date { ///////////////////////////// -/// IE DOM APIs +/// DOM APIs ///////////////////////////// +interface Account { + displayName: string; + id: string; + imageURL?: string; + name?: string; + rpDisplayName: string; +} + interface Algorithm { name: string; } -interface AriaRequestEventInit extends EventInit { - attributeName?: string; - attributeValue?: string; +interface AnimationEventInit extends EventInit { + animationName?: string; + elapsedTime?: number; +} + +interface AssertionOptions { + allowList?: ScopedCredentialDescriptor[]; + extensions?: WebAuthnExtensions; + rpId?: USVString; + timeoutSeconds?: number; } -interface CommandEventInit extends EventInit { - commandName?: string; - detail?: string; +interface CacheQueryOptions { + cacheName?: string; + ignoreMethod?: boolean; + ignoreSearch?: boolean; + ignoreVary?: boolean; +} + +interface ClientData { + challenge: string; + extensions?: WebAuthnExtensions; + hashAlg: string | Algorithm; + origin: string; + rpId: string; + tokenBinding?: string; +} + +interface CloseEventInit extends EventInit { + code?: number; + reason?: string; + wasClean?: boolean; } interface CompositionEventInit extends UIEventInit { @@ -4243,8 +4184,8 @@ interface ConstrainLongRange extends LongRange { } interface ConstrainVideoFacingModeParameters { - exact?: string | string[]; - ideal?: string | string[]; + exact?: VideoFacingModeEnum | VideoFacingModeEnum[]; + ideal?: VideoFacingModeEnum | VideoFacingModeEnum[]; } interface CustomEventInit extends EventInit { @@ -4252,19 +4193,40 @@ interface CustomEventInit extends EventInit { } interface DeviceAccelerationDict { - x?: number; - y?: number; - z?: number; + x?: number | null; + y?: number | null; + z?: number | null; } interface DeviceLightEventInit extends EventInit { value?: number; } +interface DeviceMotionEventInit extends EventInit { + acceleration?: DeviceAccelerationDict | null; + accelerationIncludingGravity?: DeviceAccelerationDict | null; + interval?: number | null; + rotationRate?: DeviceRotationRateDict | null; +} + +interface DeviceOrientationEventInit extends EventInit { + absolute?: boolean; + alpha?: number | null; + beta?: number | null; + gamma?: number | null; +} + interface DeviceRotationRateDict { - alpha?: number; - beta?: number; - gamma?: number; + alpha?: number | null; + beta?: number | null; + gamma?: number | null; +} + +interface DOMRectInit { + height?: number; + width?: number; + x?: number; + y?: number; } interface DoubleRange { @@ -4272,6 +4234,14 @@ interface DoubleRange { min?: number; } +interface ErrorEventInit extends EventInit { + colno?: number; + error?: any; + filename?: string; + lineno?: number; + message?: string; +} + interface EventInit { scoped?: boolean; bubbles?: boolean; @@ -4279,9 +4249,8 @@ interface EventInit { } interface EventModifierInit extends UIEventInit { - ctrlKey?: boolean; - shiftKey?: boolean; altKey?: boolean; + ctrlKey?: boolean; metaKey?: boolean; modifierAltGraph?: boolean; modifierCapsLock?: boolean; @@ -4294,19 +4263,43 @@ interface EventModifierInit extends UIEventInit { modifierSuper?: boolean; modifierSymbol?: boolean; modifierSymbolLock?: boolean; + shiftKey?: boolean; } interface ExceptionInformation { - domain?: string; + domain?: string | null; } interface FocusEventInit extends UIEventInit { - relatedTarget?: EventTarget; + relatedTarget?: EventTarget | null; +} + +interface FocusNavigationEventInit extends EventInit { + navigationReason?: string | null; + originHeight?: number; + originLeft?: number; + originTop?: number; + originWidth?: number; +} + +interface FocusNavigationOrigin { + originHeight?: number; + originLeft?: number; + originTop?: number; + originWidth?: number; +} + +interface GamepadEventInit extends EventInit { + gamepad?: Gamepad | null; +} + +interface GetNotificationOptions { + tag?: string; } interface HashChangeEventInit extends EventInit { - newURL?: string; - oldURL?: string; + newURL?: string | null; + oldURL?: string | null; } interface IDBIndexParameters { @@ -4316,7 +4309,22 @@ interface IDBIndexParameters { interface IDBObjectStoreParameters { autoIncrement?: boolean; - keyPath?: IDBKeyPath; + keyPath?: IDBKeyPath | null; +} + +interface IntersectionObserverEntryInit { + isIntersecting: boolean; + boundingClientRect: DOMRectInit; + intersectionRect: DOMRectInit; + rootBounds: DOMRectInit; + target: Element; + time: number; +} + +interface IntersectionObserverInit { + root?: Element | null; + rootMargin?: string; + threshold?: number | number[]; } interface KeyAlgorithm { @@ -4335,79 +4343,198 @@ interface LongRange { min?: number; } -interface MSAccountInfo { - rpDisplayName?: string; - userDisplayName?: string; - accountName?: string; - userId?: string; - accountImageUri?: string; +interface MediaEncryptedEventInit extends EventInit { + initData?: ArrayBuffer | null; + initDataType?: string; } -interface MSAudioLocalClientEvent extends MSLocalClientEventBase { - networkSendQualityEventRatio?: number; - networkDelayEventRatio?: number; - cpuInsufficientEventRatio?: number; - deviceHalfDuplexAECEventRatio?: number; - deviceRenderNotFunctioningEventRatio?: number; - deviceCaptureNotFunctioningEventRatio?: number; - deviceGlitchesEventRatio?: number; - deviceLowSNREventRatio?: number; - deviceLowSpeechLevelEventRatio?: number; - deviceClippingEventRatio?: number; - deviceEchoEventRatio?: number; - deviceNearEndToEchoRatioEventRatio?: number; - deviceRenderZeroVolumeEventRatio?: number; - deviceRenderMuteEventRatio?: number; - deviceMultipleEndpointsEventCount?: number; - deviceHowlingEventCount?: number; +interface MediaKeyMessageEventInit extends EventInit { + message?: ArrayBuffer | null; + messageType?: MediaKeyMessageType; } -interface MSAudioRecvPayload extends MSPayloadBase { - samplingRate?: number; - signal?: MSAudioRecvSignal; - packetReorderRatio?: number; - packetReorderDepthAvg?: number; - packetReorderDepthMax?: number; - burstLossLength1?: number; - burstLossLength2?: number; - burstLossLength3?: number; - burstLossLength4?: number; - burstLossLength5?: number; - burstLossLength6?: number; - burstLossLength7?: number; - burstLossLength8OrHigher?: number; - fecRecvDistance1?: number; - fecRecvDistance2?: number; - fecRecvDistance3?: number; - ratioConcealedSamplesAvg?: number; - ratioStretchedSamplesAvg?: number; - ratioCompressedSamplesAvg?: number; +interface MediaKeySystemConfiguration { + audioCapabilities?: MediaKeySystemMediaCapability[]; + distinctiveIdentifier?: MediaKeysRequirement; + initDataTypes?: string[]; + persistentState?: MediaKeysRequirement; + videoCapabilities?: MediaKeySystemMediaCapability[]; } -interface MSAudioRecvSignal { - initialSignalLevelRMS?: number; - recvSignalLevelCh1?: number; - recvNoiseLevelCh1?: number; - renderSignalLevel?: number; - renderNoiseLevel?: number; - renderLoopbackSignalLevel?: number; +interface MediaKeySystemMediaCapability { + contentType?: string; + robustness?: string; } -interface MSAudioSendPayload extends MSPayloadBase { +interface MediaStreamConstraints { + audio?: boolean | MediaTrackConstraints; + video?: boolean | MediaTrackConstraints; +} + +interface MediaStreamErrorEventInit extends EventInit { + error?: MediaStreamError | null; +} + +interface MediaStreamEventInit extends EventInit { + stream?: MediaStream; +} + +interface MediaStreamTrackEventInit extends EventInit { + track?: MediaStreamTrack | null; +} + +interface MediaTrackCapabilities { + aspectRatio?: number | DoubleRange; + deviceId?: string; + echoCancellation?: boolean[]; + facingMode?: string; + frameRate?: number | DoubleRange; + groupId?: string; + height?: number | LongRange; + sampleRate?: number | LongRange; + sampleSize?: number | LongRange; + volume?: number | DoubleRange; + width?: number | LongRange; +} + +interface MediaTrackConstraints extends MediaTrackConstraintSet { + advanced?: MediaTrackConstraintSet[]; +} + +interface MediaTrackConstraintSet { + aspectRatio?: number | ConstrainDoubleRange; + deviceId?: string | string[] | ConstrainDOMStringParameters; + echoCancelation?: boolean | ConstrainBooleanParameters; + facingMode?: string | string[] | ConstrainDOMStringParameters; + frameRate?: number | ConstrainDoubleRange; + groupId?: string | string[] | ConstrainDOMStringParameters; + height?: number | ConstrainLongRange; + sampleRate?: number | ConstrainLongRange; + sampleSize?: number | ConstrainLongRange; + volume?: number | ConstrainDoubleRange; + width?: number | ConstrainLongRange; +} + +interface MediaTrackSettings { + aspectRatio?: number; + deviceId?: string; + echoCancellation?: boolean; + facingMode?: string; + frameRate?: number; + groupId?: string; + height?: number; + sampleRate?: number; + sampleSize?: number; + volume?: number; + width?: number; +} + +interface MediaTrackSupportedConstraints { + aspectRatio?: boolean; + deviceId?: boolean; + echoCancellation?: boolean; + facingMode?: boolean; + frameRate?: boolean; + groupId?: boolean; + height?: boolean; + sampleRate?: boolean; + sampleSize?: boolean; + volume?: boolean; + width?: boolean; +} + +interface MessageEventInit extends EventInit { + lastEventId?: string; + channel?: string; + data?: any; + origin?: string; + ports?: MessagePort[]; + source?: Window; +} + +interface MouseEventInit extends EventModifierInit { + button?: number; + buttons?: number; + clientX?: number; + clientY?: number; + relatedTarget?: EventTarget | null; + screenX?: number; + screenY?: number; +} + +interface MSAccountInfo { + accountImageUri?: string; + accountName?: string; + rpDisplayName: string; + userDisplayName: string; + userId?: string; +} + +interface MSAudioLocalClientEvent extends MSLocalClientEventBase { + cpuInsufficientEventRatio?: number; + deviceCaptureNotFunctioningEventRatio?: number; + deviceClippingEventRatio?: number; + deviceEchoEventRatio?: number; + deviceGlitchesEventRatio?: number; + deviceHalfDuplexAECEventRatio?: number; + deviceHowlingEventCount?: number; + deviceLowSNREventRatio?: number; + deviceLowSpeechLevelEventRatio?: number; + deviceMultipleEndpointsEventCount?: number; + deviceNearEndToEchoRatioEventRatio?: number; + deviceRenderMuteEventRatio?: number; + deviceRenderNotFunctioningEventRatio?: number; + deviceRenderZeroVolumeEventRatio?: number; + networkDelayEventRatio?: number; + networkSendQualityEventRatio?: number; +} + +interface MSAudioRecvPayload extends MSPayloadBase { + burstLossLength1?: number; + burstLossLength2?: number; + burstLossLength3?: number; + burstLossLength4?: number; + burstLossLength5?: number; + burstLossLength6?: number; + burstLossLength7?: number; + burstLossLength8OrHigher?: number; + fecRecvDistance1?: number; + fecRecvDistance2?: number; + fecRecvDistance3?: number; + packetReorderDepthAvg?: number; + packetReorderDepthMax?: number; + packetReorderRatio?: number; + ratioCompressedSamplesAvg?: number; + ratioConcealedSamplesAvg?: number; + ratioStretchedSamplesAvg?: number; samplingRate?: number; - signal?: MSAudioSendSignal; + signal?: MSAudioRecvSignal; +} + +interface MSAudioRecvSignal { + initialSignalLevelRMS?: number; + recvNoiseLevelCh1?: number; + recvSignalLevelCh1?: number; + renderLoopbackSignalLevel?: number; + renderNoiseLevel?: number; + renderSignalLevel?: number; +} + +interface MSAudioSendPayload extends MSPayloadBase { audioFECUsed?: boolean; + samplingRate?: number; sendMutePercent?: number; + signal?: MSAudioSendSignal; } interface MSAudioSendSignal { noiseLevel?: number; - sendSignalLevelCh1?: number; sendNoiseLevelCh1?: number; + sendSignalLevelCh1?: number; } interface MSConnectivity { - iceType?: string; + iceType?: MSIceType; iceWarningFlags?: MSIceWarningFlags; relayAddress?: MSRelayAddress; } @@ -4417,12 +4544,12 @@ interface MSCredentialFilter { } interface MSCredentialParameters { - type?: string; + type?: MSCredentialType; } interface MSCredentialSpec { - type?: string; id?: string; + type: MSCredentialType; } interface MSDelay { @@ -4432,12 +4559,12 @@ interface MSDelay { interface MSDescription extends RTCStats { connectivity?: MSConnectivity; - transport?: string; - networkconnectivity?: MSNetworkConnectivityInfo; - localAddr?: MSIPAddressInfo; - remoteAddr?: MSIPAddressInfo; deviceDevName?: string; + localAddr?: MSIPAddressInfo; + networkconnectivity?: MSNetworkConnectivityInfo; reflexiveLocalIPAddr?: MSIPAddressInfo; + remoteAddr?: MSIPAddressInfo; + transport?: RTCIceProtocol; } interface MSFIDOCredentialParameters extends MSCredentialParameters { @@ -4445,35 +4572,35 @@ interface MSFIDOCredentialParameters extends MSCredentialParameters { authenticators?: AAGUID[]; } -interface MSIPAddressInfo { - ipAddr?: string; - port?: number; - manufacturerMacAddrMask?: string; -} - interface MSIceWarningFlags { - turnTcpTimedOut?: boolean; - turnUdpAllocateFailed?: boolean; - turnUdpSendFailed?: boolean; - turnTcpAllocateFailed?: boolean; - turnTcpSendFailed?: boolean; - udpLocalConnectivityFailed?: boolean; - udpNatConnectivityFailed?: boolean; - udpRelayConnectivityFailed?: boolean; - tcpNatConnectivityFailed?: boolean; - tcpRelayConnectivityFailed?: boolean; - connCheckMessageIntegrityFailed?: boolean; allocationMessageIntegrityFailed?: boolean; + alternateServerReceived?: boolean; + connCheckMessageIntegrityFailed?: boolean; connCheckOtherError?: boolean; - turnAuthUnknownUsernameError?: boolean; - noRelayServersConfigured?: boolean; + fipsAllocationFailure?: boolean; multipleRelayServersAttempted?: boolean; + noRelayServersConfigured?: boolean; portRangeExhausted?: boolean; - alternateServerReceived?: boolean; pseudoTLSFailure?: boolean; + tcpNatConnectivityFailed?: boolean; + tcpRelayConnectivityFailed?: boolean; + turnAuthUnknownUsernameError?: boolean; + turnTcpAllocateFailed?: boolean; + turnTcpSendFailed?: boolean; + turnTcpTimedOut?: boolean; turnTurnTcpConnectivityFailed?: boolean; + turnUdpAllocateFailed?: boolean; + turnUdpSendFailed?: boolean; + udpLocalConnectivityFailed?: boolean; + udpNatConnectivityFailed?: boolean; + udpRelayConnectivityFailed?: boolean; useCandidateChecksFailed?: boolean; - fipsAllocationFailure?: boolean; +} + +interface MSIPAddressInfo { + ipAddr?: string; + manufacturerMacAddrMask?: string; + port?: number; } interface MSJitter { @@ -4483,28 +4610,28 @@ interface MSJitter { } interface MSLocalClientEventBase extends RTCStats { - networkReceiveQualityEventRatio?: number; networkBandwidthLowEventRatio?: number; + networkReceiveQualityEventRatio?: number; } interface MSNetwork extends RTCStats { - jitter?: MSJitter; delay?: MSDelay; + jitter?: MSJitter; packetLoss?: MSPacketLoss; utilization?: MSUtilization; } interface MSNetworkConnectivityInfo { - vpn?: boolean; linkspeed?: number; networkConnectionDetails?: string; + vpn?: boolean; } interface MSNetworkInterfaceType { interfaceTypeEthernet?: boolean; - interfaceTypeWireless?: boolean; interfaceTypePPP?: boolean; interfaceTypeTunnel?: boolean; + interfaceTypeWireless?: boolean; interfaceTypeWWAN?: boolean; } @@ -4521,9 +4648,14 @@ interface MSPayloadBase extends RTCStats { payloadDescription?: string; } +interface MSPortRange { + max?: number; + min?: number; +} + interface MSRelayAddress { - relayAddress?: string; port?: number; + relayAddress?: string; } interface MSSignatureParameters { @@ -4531,224 +4663,176 @@ interface MSSignatureParameters { } interface MSTransportDiagnosticsStats extends RTCStats { + allocationTimeInMs?: number; baseAddress?: string; + baseInterface?: MSNetworkInterfaceType; + iceRole?: RTCIceRole; + iceWarningFlags?: MSIceWarningFlags; + interfaces?: MSNetworkInterfaceType; localAddress?: string; + localAddrType?: MSIceAddrType; + localInterface?: MSNetworkInterfaceType; + localMR?: string; + localMRTCPPort?: number; localSite?: string; + msRtcEngineVersion?: string; networkName?: string; + numConsentReqReceived?: number; + numConsentReqSent?: number; + numConsentRespReceived?: number; + numConsentRespSent?: number; + portRangeMax?: number; + portRangeMin?: number; + protocol?: RTCIceProtocol; remoteAddress?: string; - remoteSite?: string; - localMR?: string; + remoteAddrType?: MSIceAddrType; remoteMR?: string; - iceWarningFlags?: MSIceWarningFlags; - portRangeMin?: number; - portRangeMax?: number; - localMRTCPPort?: number; remoteMRTCPPort?: number; - stunVer?: number; - numConsentReqSent?: number; - numConsentReqReceived?: number; - numConsentRespSent?: number; - numConsentRespReceived?: number; - interfaces?: MSNetworkInterfaceType; - baseInterface?: MSNetworkInterfaceType; - protocol?: string; - localInterface?: MSNetworkInterfaceType; - localAddrType?: string; - remoteAddrType?: string; - iceRole?: string; + remoteSite?: string; rtpRtcpMux?: boolean; - allocationTimeInMs?: number; - msRtcEngineVersion?: string; + stunVer?: number; } interface MSUtilization { - packets?: number; bandwidthEstimation?: number; - bandwidthEstimationMin?: number; + bandwidthEstimationAvg?: number; bandwidthEstimationMax?: number; + bandwidthEstimationMin?: number; bandwidthEstimationStdDev?: number; - bandwidthEstimationAvg?: number; + packets?: number; } interface MSVideoPayload extends MSPayloadBase { - resoluton?: string; + durationSeconds?: number; + resolution?: string; videoBitRateAvg?: number; videoBitRateMax?: number; videoFrameRateAvg?: number; videoPacketLossRate?: number; - durationSeconds?: number; } interface MSVideoRecvPayload extends MSVideoPayload { - videoFrameLossRate?: number; + lowBitRateCallPercent?: number; + lowFrameRateCallPercent?: number; + recvBitRateAverage?: number; + recvBitRateMaximum?: number; recvCodecType?: string; - recvResolutionWidth?: number; - recvResolutionHeight?: number; - videoResolutions?: MSVideoResolutionDistribution; + recvFpsHarmonicAverage?: number; recvFrameRateAverage?: number; - recvBitRateMaximum?: number; - recvBitRateAverage?: number; + recvNumResSwitches?: number; + recvReorderBufferMaxSuccessfullyOrderedExtent?: number; + recvReorderBufferMaxSuccessfullyOrderedLateTime?: number; + recvReorderBufferPacketsDroppedDueToBufferExhaustion?: number; + recvReorderBufferPacketsDroppedDueToTimeout?: number; + recvReorderBufferReorderedPackets?: number; + recvResolutionHeight?: number; + recvResolutionWidth?: number; recvVideoStreamsMax?: number; recvVideoStreamsMin?: number; recvVideoStreamsMode?: number; - videoPostFECPLR?: number; - lowBitRateCallPercent?: number; - lowFrameRateCallPercent?: number; reorderBufferTotalPackets?: number; - recvReorderBufferReorderedPackets?: number; - recvReorderBufferPacketsDroppedDueToBufferExhaustion?: number; - recvReorderBufferMaxSuccessfullyOrderedExtent?: number; - recvReorderBufferMaxSuccessfullyOrderedLateTime?: number; - recvReorderBufferPacketsDroppedDueToTimeout?: number; - recvFpsHarmonicAverage?: number; - recvNumResSwitches?: number; + videoFrameLossRate?: number; + videoPostFECPLR?: number; + videoResolutions?: MSVideoResolutionDistribution; } interface MSVideoResolutionDistribution { cifQuality?: number; - vgaQuality?: number; - h720Quality?: number; h1080Quality?: number; h1440Quality?: number; h2160Quality?: number; + h720Quality?: number; + vgaQuality?: number; } interface MSVideoSendPayload extends MSVideoPayload { - sendFrameRateAverage?: number; - sendBitRateMaximum?: number; sendBitRateAverage?: number; - sendVideoStreamsMax?: number; - sendResolutionWidth?: number; + sendBitRateMaximum?: number; + sendFrameRateAverage?: number; sendResolutionHeight?: number; + sendResolutionWidth?: number; + sendVideoStreamsMax?: number; } -interface MediaEncryptedEventInit extends EventInit { - initDataType?: string; - initData?: ArrayBuffer; -} - -interface MediaKeyMessageEventInit extends EventInit { - messageType?: string; - message?: ArrayBuffer; -} - -interface MediaKeySystemConfiguration { - initDataTypes?: string[]; - audioCapabilities?: MediaKeySystemMediaCapability[]; - videoCapabilities?: MediaKeySystemMediaCapability[]; - distinctiveIdentifier?: string; - persistentState?: string; -} - -interface MediaKeySystemMediaCapability { - contentType?: string; - robustness?: string; -} - -interface MediaStreamConstraints { - video?: boolean | MediaTrackConstraints; - audio?: boolean | MediaTrackConstraints; +interface MsZoomToOptions { + animate?: string; + contentX?: number; + contentY?: number; + scaleFactor?: number; + viewportX?: string | null; + viewportY?: string | null; } -interface MediaStreamErrorEventInit extends EventInit { - error?: MediaStreamError; +interface MutationObserverInit { + attributeFilter?: string[]; + attributeOldValue?: boolean; + attributes?: boolean; + characterData?: boolean; + characterDataOldValue?: boolean; + childList?: boolean; + subtree?: boolean; } -interface MediaStreamTrackEventInit extends EventInit { - track?: MediaStreamTrack; +interface NotificationOptions { + body?: string; + dir?: NotificationDirection; + icon?: string; + lang?: string; + tag?: string; } -interface MediaTrackCapabilities { - width?: number | LongRange; - height?: number | LongRange; - aspectRatio?: number | DoubleRange; - frameRate?: number | DoubleRange; - facingMode?: string; - volume?: number | DoubleRange; - sampleRate?: number | LongRange; - sampleSize?: number | LongRange; - echoCancellation?: boolean[]; - deviceId?: string; - groupId?: string; +interface ObjectURLOptions { + oneTimeOnly?: boolean; } -interface MediaTrackConstraintSet { - width?: number | ConstrainLongRange; - height?: number | ConstrainLongRange; - aspectRatio?: number | ConstrainDoubleRange; - frameRate?: number | ConstrainDoubleRange; - facingMode?: string | string[] | ConstrainDOMStringParameters; - volume?: number | ConstrainDoubleRange; - sampleRate?: number | ConstrainLongRange; - sampleSize?: number | ConstrainLongRange; - echoCancelation?: boolean | ConstrainBooleanParameters; - deviceId?: string | string[] | ConstrainDOMStringParameters; - groupId?: string | string[] | ConstrainDOMStringParameters; +interface PaymentCurrencyAmount { + currency: string; + currencySystem?: string; + value: string; } -interface MediaTrackConstraints extends MediaTrackConstraintSet { - advanced?: MediaTrackConstraintSet[]; +interface PaymentDetails { + displayItems?: PaymentItem[]; + error?: string; + modifiers?: PaymentDetailsModifier[]; + shippingOptions?: PaymentShippingOption[]; + total?: PaymentItem; } -interface MediaTrackSettings { - width?: number; - height?: number; - aspectRatio?: number; - frameRate?: number; - facingMode?: string; - volume?: number; - sampleRate?: number; - sampleSize?: number; - echoCancellation?: boolean; - deviceId?: string; - groupId?: string; +interface PaymentDetailsModifier { + additionalDisplayItems?: PaymentItem[]; + data?: any; + supportedMethods: string[]; + total?: PaymentItem; } -interface MediaTrackSupportedConstraints { - width?: boolean; - height?: boolean; - aspectRatio?: boolean; - frameRate?: boolean; - facingMode?: boolean; - volume?: boolean; - sampleRate?: boolean; - sampleSize?: boolean; - echoCancellation?: boolean; - deviceId?: boolean; - groupId?: boolean; +interface PaymentItem { + amount: PaymentCurrencyAmount; + label: string; + pending?: boolean; } -interface MouseEventInit extends EventModifierInit { - screenX?: number; - screenY?: number; - clientX?: number; - clientY?: number; - button?: number; - buttons?: number; - relatedTarget?: EventTarget; +interface PaymentMethodData { + data?: any; + supportedMethods: string[]; } -interface MsZoomToOptions { - contentX?: number; - contentY?: number; - viewportX?: string; - viewportY?: string; - scaleFactor?: number; - animate?: string; +interface PaymentOptions { + requestPayerEmail?: boolean; + requestPayerName?: boolean; + requestPayerPhone?: boolean; + requestShipping?: boolean; + shippingType?: string; } -interface MutationObserverInit { - childList?: boolean; - attributes?: boolean; - characterData?: boolean; - subtree?: boolean; - attributeOldValue?: boolean; - characterDataOldValue?: boolean; - attributeFilter?: string[]; +interface PaymentRequestUpdateEventInit extends EventInit { } -interface ObjectURLOptions { - oneTimeOnly?: boolean; +interface PaymentShippingOption { + amount: PaymentCurrencyAmount; + id: string; + label: string; + selected?: boolean; } interface PeriodicWaveConstraints { @@ -4756,24 +4840,67 @@ interface PeriodicWaveConstraints { } interface PointerEventInit extends MouseEventInit { - pointerId?: number; - width?: number; height?: number; + isPrimary?: boolean; + pointerId?: number; + pointerType?: string; pressure?: number; tiltX?: number; tiltY?: number; - pointerType?: string; - isPrimary?: boolean; + width?: number; +} + +interface PopStateEventInit extends EventInit { + state?: any; } interface PositionOptions { enableHighAccuracy?: boolean; - timeout?: number; maximumAge?: number; + timeout?: number; } -interface RTCDTMFToneChangeEventInit extends EventInit { - tone?: string; +interface ProgressEventInit extends EventInit { + lengthComputable?: boolean; + loaded?: number; + total?: number; +} + +interface PushSubscriptionOptionsInit { + applicationServerKey?: any; + userVisibleOnly?: boolean; +} + +interface RegistrationOptions { + scope?: string; +} + +interface RequestInit { + body?: any; + cache?: RequestCache; + credentials?: RequestCredentials; + headers?: Headers | string[][]; + integrity?: string; + keepalive?: boolean; + method?: string; + mode?: RequestMode; + redirect?: RequestRedirect; + referrer?: string; + referrerPolicy?: ReferrerPolicy; + window?: any; +} + +interface ResponseInit { + headers?: Headers | string[][]; + status?: number; + statusText?: string; +} + +interface RTCConfiguration { + bundlePolicy?: RTCBundlePolicy; + iceServers?: RTCIceServer[]; + iceTransportPolicy?: RTCIceTransportPolicy; + peerIdentity?: string; } interface RTCDtlsFingerprint { @@ -4782,205 +4909,219 @@ interface RTCDtlsFingerprint { } interface RTCDtlsParameters { - role?: string; fingerprints?: RTCDtlsFingerprint[]; + role?: RTCDtlsRole; } -interface RTCIceCandidate { - foundation?: string; - priority?: number; - ip?: string; - protocol?: string; - port?: number; - type?: string; - tcpType?: string; - relatedAddress?: string; - relatedPort?: number; +interface RTCDTMFToneChangeEventInit extends EventInit { + tone?: string; } interface RTCIceCandidateAttributes extends RTCStats { + addressSourceUrl?: string; + candidateType?: RTCStatsIceCandidateType; ipAddress?: string; portNumber?: number; - transport?: string; - candidateType?: string; priority?: number; - addressSourceUrl?: string; + transport?: string; } interface RTCIceCandidateComplete { } +interface RTCIceCandidateDictionary { + foundation?: string; + ip?: string; + msMTurnSessionId?: string; + port?: number; + priority?: number; + protocol?: RTCIceProtocol; + relatedAddress?: string; + relatedPort?: number; + tcpType?: RTCIceTcpCandidateType; + type?: RTCIceCandidateType; +} + +interface RTCIceCandidateInit { + candidate?: string; + sdpMid?: string; + sdpMLineIndex?: number; +} + interface RTCIceCandidatePair { - local?: RTCIceCandidate; - remote?: RTCIceCandidate; + local?: RTCIceCandidateDictionary; + remote?: RTCIceCandidateDictionary; } interface RTCIceCandidatePairStats extends RTCStats { - transportId?: string; + availableIncomingBitrate?: number; + availableOutgoingBitrate?: number; + bytesReceived?: number; + bytesSent?: number; localCandidateId?: string; - remoteCandidateId?: string; - state?: string; - priority?: number; nominated?: boolean; - writable?: boolean; + priority?: number; readable?: boolean; - bytesSent?: number; - bytesReceived?: number; + remoteCandidateId?: string; roundTripTime?: number; - availableOutgoingBitrate?: number; - availableIncomingBitrate?: number; + state?: RTCStatsIceCandidatePairState; + transportId?: string; + writable?: boolean; } interface RTCIceGatherOptions { - gatherPolicy?: string; + gatherPolicy?: RTCIceGatherPolicy; iceservers?: RTCIceServer[]; + portRange?: MSPortRange; } interface RTCIceParameters { - usernameFragment?: string; + iceLite?: boolean | null; password?: string; + usernameFragment?: string; } interface RTCIceServer { + credential?: string | null; urls?: any; - username?: string; - credential?: string; + username?: string | null; } interface RTCInboundRTPStreamStats extends RTCRTPStreamStats { - packetsReceived?: number; bytesReceived?: number; - packetsLost?: number; - jitter?: number; fractionLost?: number; + jitter?: number; + packetsLost?: number; + packetsReceived?: number; } interface RTCMediaStreamTrackStats extends RTCStats { - trackIdentifier?: string; - remoteSource?: boolean; - ssrcIds?: string[]; - frameWidth?: number; - frameHeight?: number; - framesPerSecond?: number; - framesSent?: number; - framesReceived?: number; - framesDecoded?: number; - framesDropped?: number; - framesCorrupted?: number; audioLevel?: number; echoReturnLoss?: number; echoReturnLossEnhancement?: number; -} - -interface RTCOutboundRTPStreamStats extends RTCRTPStreamStats { - packetsSent?: number; - bytesSent?: number; - targetBitrate?: number; - roundTripTime?: number; -} - -interface RTCRTPStreamStats extends RTCStats { - ssrc?: string; - associateStatsId?: string; - isRemote?: boolean; - mediaTrackId?: string; - transportId?: string; - codecId?: string; - firCount?: number; - pliCount?: number; - nackCount?: number; - sliCount?: number; + frameHeight?: number; + framesCorrupted?: number; + framesDecoded?: number; + framesDropped?: number; + framesPerSecond?: number; + framesReceived?: number; + framesSent?: number; + frameWidth?: number; + remoteSource?: boolean; + ssrcIds?: string[]; + trackIdentifier?: string; +} + +interface RTCOfferOptions { + iceRestart?: boolean; + offerToReceiveAudio?: number; + offerToReceiveVideo?: number; + voiceActivityDetection?: boolean; +} + +interface RTCOutboundRTPStreamStats extends RTCRTPStreamStats { + bytesSent?: number; + packetsSent?: number; + roundTripTime?: number; + targetBitrate?: number; +} + +interface RTCPeerConnectionIceEventInit extends EventInit { + candidate?: RTCIceCandidate; } interface RTCRtcpFeedback { - type?: string; parameter?: string; + type?: string; } interface RTCRtcpParameters { - ssrc?: number; cname?: string; - reducedSize?: boolean; mux?: boolean; + reducedSize?: boolean; + ssrc?: number; } interface RTCRtpCapabilities { codecs?: RTCRtpCodecCapability[]; - headerExtensions?: RTCRtpHeaderExtension[]; fecMechanisms?: string[]; + headerExtensions?: RTCRtpHeaderExtension[]; } interface RTCRtpCodecCapability { - name?: string; - kind?: string; clockRate?: number; - preferredPayloadType?: number; + kind?: string; maxptime?: number; + maxSpatialLayers?: number; + maxTemporalLayers?: number; + name?: string; numChannels?: number; - rtcpFeedback?: RTCRtcpFeedback[]; - parameters?: any; options?: any; - maxTemporalLayers?: number; - maxSpatialLayers?: number; + parameters?: any; + preferredPayloadType?: number; + ptime?: number; + rtcpFeedback?: RTCRtcpFeedback[]; svcMultiStreamSupport?: boolean; } interface RTCRtpCodecParameters { - name?: string; - payloadType?: any; clockRate?: number; maxptime?: number; + name?: string; numChannels?: number; - rtcpFeedback?: RTCRtcpFeedback[]; parameters?: any; + payloadType?: any; + ptime?: number; + rtcpFeedback?: RTCRtcpFeedback[]; } interface RTCRtpContributingSource { - timestamp?: number; - csrc?: number; audioLevel?: number; + csrc?: number; + timestamp?: number; } interface RTCRtpEncodingParameters { - ssrc?: number; + active?: boolean; codecPayloadType?: number; + dependencyEncodingIds?: string[]; + encodingId?: string; fec?: RTCRtpFecParameters; - rtx?: RTCRtpRtxParameters; - priority?: number; + framerateScale?: number; maxBitrate?: number; + maxFramerate?: number; minQuality?: number; - framerateBias?: number; + priority?: number; resolutionScale?: number; - framerateScale?: number; - active?: boolean; - encodingId?: string; - dependencyEncodingIds?: string[]; + rtx?: RTCRtpRtxParameters; + ssrc?: number; ssrcRange?: RTCSsrcRange; } interface RTCRtpFecParameters { - ssrc?: number; mechanism?: string; + ssrc?: number; } interface RTCRtpHeaderExtension { kind?: string; - uri?: string; - preferredId?: number; preferredEncrypt?: boolean; + preferredId?: number; + uri?: string; } interface RTCRtpHeaderExtensionParameters { - uri?: string; - id?: number; encrypt?: boolean; + id?: number; + uri?: string; } interface RTCRtpParameters { - muxId?: string; codecs?: RTCRtpCodecParameters[]; - headerExtensions?: RTCRtpHeaderExtensionParameters[]; + degradationPreference?: RTCDegradationPreference; encodings?: RTCRtpEncodingParameters[]; + headerExtensions?: RTCRtpHeaderExtensionParameters[]; + muxId?: string; rtcp?: RTCRtcpParameters; } @@ -4988,75 +5129,138 @@ interface RTCRtpRtxParameters { ssrc?: number; } +interface RTCRTPStreamStats extends RTCStats { + associateStatsId?: string; + codecId?: string; + firCount?: number; + isRemote?: boolean; + mediaTrackId?: string; + nackCount?: number; + pliCount?: number; + sliCount?: number; + ssrc?: string; + transportId?: string; +} + interface RTCRtpUnhandled { - ssrc?: number; - payloadType?: number; muxId?: string; + payloadType?: number; + ssrc?: number; +} + +interface RTCSessionDescriptionInit { + sdp?: string; + type?: RTCSdpType; } interface RTCSrtpKeyParam { keyMethod?: string; keySalt?: string; lifetime?: string; - mkiValue?: number; mkiLength?: number; + mkiValue?: number; } interface RTCSrtpSdesParameters { - tag?: number; cryptoSuite?: string; keyParams?: RTCSrtpKeyParam[]; sessionParams?: string[]; + tag?: number; } interface RTCSsrcRange { - min?: number; max?: number; + min?: number; } interface RTCStats { - timestamp?: number; - type?: string; id?: string; - msType?: string; + msType?: MSStatsType; + timestamp?: number; + type?: RTCStatsType; } interface RTCStatsReport { } interface RTCTransportStats extends RTCStats { - bytesSent?: number; - bytesReceived?: number; - rtcpTransportStatsId?: string; activeConnection?: boolean; - selectedCandidatePairId?: string; + bytesReceived?: number; + bytesSent?: number; localCertificateId?: string; remoteCertificateId?: string; + rtcpTransportStatsId?: string; + selectedCandidatePairId?: string; +} + +interface ScopedCredentialDescriptor { + id: any; + transports?: Transport[]; + type: ScopedCredentialType; +} + +interface ScopedCredentialOptions { + excludeList?: ScopedCredentialDescriptor[]; + extensions?: WebAuthnExtensions; + rpId?: USVString; + timeoutSeconds?: number; +} + +interface ScopedCredentialParameters { + algorithm: string | Algorithm; + type: ScopedCredentialType; +} + +interface ServiceWorkerMessageEventInit extends EventInit { + data?: any; + lastEventId?: string; + origin?: string; + ports?: MessagePort[] | null; + source?: ServiceWorker | MessagePort | null; +} + +interface SpeechSynthesisEventInit extends EventInit { + charIndex?: number; + elapsedTime?: number; + name?: string; + utterance?: SpeechSynthesisUtterance | null; } interface StoreExceptionsInformation extends ExceptionInformation { - siteName?: string; - explanationString?: string; - detailURI?: string; + detailURI?: string | null; + explanationString?: string | null; + siteName?: string | null; } interface StoreSiteSpecificExceptionsInformation extends StoreExceptionsInformation { arrayOfDomainStrings?: string[]; } +interface TrackEventInit extends EventInit { + track?: VideoTrack | AudioTrack | TextTrack | null; +} + +interface TransitionEventInit extends EventInit { + elapsedTime?: number; + propertyName?: string; +} + interface UIEventInit extends EventInit { - view?: Window; detail?: number; + view?: Window | null; +} + +interface WebAuthnExtensions { } interface WebGLContextAttributes { failIfMajorPerformanceCaveat?: boolean; alpha?: boolean; - depth?: boolean; - stencil?: boolean; antialias?: boolean; + depth?: boolean; premultipliedAlpha?: boolean; preserveDrawingBuffer?: boolean; + stencil?: boolean; } interface WebGLContextEventInit extends EventInit { @@ -5064,27 +5268,26 @@ interface WebGLContextEventInit extends EventInit { } interface WheelEventInit extends MouseEventInit { + deltaMode?: number; deltaX?: number; deltaY?: number; deltaZ?: number; - deltaMode?: number; } interface EventListener { (evt: Event): void; } -interface ANGLE_instanced_arrays { - drawArraysInstancedANGLE(mode: number, first: number, count: number, primcount: number): void; - drawElementsInstancedANGLE(mode: number, count: number, type: number, offset: number, primcount: number): void; - vertexAttribDivisorANGLE(index: number, divisor: number): void; - readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +interface WebKitEntriesCallback { + (evt: Event): void; } -declare var ANGLE_instanced_arrays: { - prototype: ANGLE_instanced_arrays; - new(): ANGLE_instanced_arrays; - readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +interface WebKitErrorCallback { + (evt: Event): void; +} + +interface WebKitFileCallback { + (evt: Event): void; } interface AnalyserNode extends AudioNode { @@ -5102,8 +5305,21 @@ interface AnalyserNode extends AudioNode { declare var AnalyserNode: { prototype: AnalyserNode; new(): AnalyserNode; +}; + +interface ANGLE_instanced_arrays { + drawArraysInstancedANGLE(mode: number, first: number, count: number, primcount: number): void; + drawElementsInstancedANGLE(mode: number, count: number, type: number, offset: number, primcount: number): void; + vertexAttribDivisorANGLE(index: number, divisor: number): void; + readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; } +declare var ANGLE_instanced_arrays: { + prototype: ANGLE_instanced_arrays; + new(): ANGLE_instanced_arrays; + readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +}; + interface AnimationEvent extends Event { readonly animationName: string; readonly elapsedTime: number; @@ -5112,14 +5328,14 @@ interface AnimationEvent extends Event { declare var AnimationEvent: { prototype: AnimationEvent; - new(): AnimationEvent; -} + new(typeArg: string, eventInitDict?: AnimationEventInit): AnimationEvent; +}; interface ApplicationCacheEventMap { "cached": Event; "checking": Event; "downloading": Event; - "error": ErrorEvent; + "error": Event; "noupdate": Event; "obsolete": Event; "progress": ProgressEvent; @@ -5130,7 +5346,7 @@ interface ApplicationCache extends EventTarget { oncached: (this: ApplicationCache, ev: Event) => any; onchecking: (this: ApplicationCache, ev: Event) => any; ondownloading: (this: ApplicationCache, ev: Event) => any; - onerror: (this: ApplicationCache, ev: ErrorEvent) => any; + onerror: (this: ApplicationCache, ev: Event) => any; onnoupdate: (this: ApplicationCache, ev: Event) => any; onobsolete: (this: ApplicationCache, ev: Event) => any; onprogress: (this: ApplicationCache, ev: ProgressEvent) => any; @@ -5147,6 +5363,8 @@ interface ApplicationCache extends EventTarget { readonly UPDATEREADY: number; addEventListener(type: K, listener: (this: ApplicationCache, ev: ApplicationCacheEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ApplicationCache, ev: ApplicationCacheEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var ApplicationCache: { @@ -5158,17 +5376,7 @@ declare var ApplicationCache: { readonly OBSOLETE: number; readonly UNCACHED: number; readonly UPDATEREADY: number; -} - -interface AriaRequestEvent extends Event { - readonly attributeName: string; - attributeValue: string | null; -} - -declare var AriaRequestEvent: { - prototype: AriaRequestEvent; - new(type: string, eventInitDict?: AriaRequestEventInit): AriaRequestEvent; -} +}; interface Attr extends Node { readonly name: string; @@ -5181,7 +5389,7 @@ interface Attr extends Node { declare var Attr: { prototype: Attr; new(): Attr; -} +}; interface AudioBuffer { readonly duration: number; @@ -5196,7 +5404,7 @@ interface AudioBuffer { declare var AudioBuffer: { prototype: AudioBuffer; new(): AudioBuffer; -} +}; interface AudioBufferSourceNodeEventMap { "ended": MediaStreamErrorEvent; @@ -5214,19 +5422,27 @@ interface AudioBufferSourceNode extends AudioNode { stop(when?: number): void; addEventListener(type: K, listener: (this: AudioBufferSourceNode, ev: AudioBufferSourceNodeEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioBufferSourceNode, ev: AudioBufferSourceNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var AudioBufferSourceNode: { prototype: AudioBufferSourceNode; new(): AudioBufferSourceNode; +}; + +interface AudioContextEventMap { + "statechange": Event; } -interface AudioContext extends EventTarget { +interface AudioContextBase extends EventTarget { readonly currentTime: number; readonly destination: AudioDestinationNode; readonly listener: AudioListener; + onstatechange: (this: AudioContext, ev: Event) => any; readonly sampleRate: number; - state: string; + readonly state: AudioContextState; + close(): Promise; createAnalyser(): AnalyserNode; createBiquadFilter(): BiquadFilterNode; createBuffer(numberOfChannels: number, length: number, sampleRate: number): AudioBuffer; @@ -5237,6 +5453,7 @@ interface AudioContext extends EventTarget { createDelay(maxDelayTime?: number): DelayNode; createDynamicsCompressor(): DynamicsCompressorNode; createGain(): GainNode; + createIIRFilter(feedforward: number[], feedback: number[]): IIRFilterNode; createMediaElementSource(mediaElement: HTMLMediaElement): MediaElementAudioSourceNode; createMediaStreamSource(mediaStream: MediaStream): MediaStreamAudioSourceNode; createOscillator(): OscillatorNode; @@ -5245,13 +5462,22 @@ interface AudioContext extends EventTarget { createScriptProcessor(bufferSize?: number, numberOfInputChannels?: number, numberOfOutputChannels?: number): ScriptProcessorNode; createStereoPanner(): StereoPannerNode; createWaveShaper(): WaveShaperNode; - decodeAudioData(audioData: ArrayBuffer, successCallback?: DecodeSuccessCallback, errorCallback?: DecodeErrorCallback): PromiseLike; + decodeAudioData(audioData: ArrayBuffer, successCallback?: DecodeSuccessCallback, errorCallback?: DecodeErrorCallback): Promise; + resume(): Promise; + addEventListener(type: K, listener: (this: AudioContext, ev: AudioContextEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioContext, ev: AudioContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface AudioContext extends AudioContextBase { + suspend(): Promise; } declare var AudioContext: { prototype: AudioContext; new(): AudioContext; -} +}; interface AudioDestinationNode extends AudioNode { readonly maxChannelCount: number; @@ -5260,7 +5486,7 @@ interface AudioDestinationNode extends AudioNode { declare var AudioDestinationNode: { prototype: AudioDestinationNode; new(): AudioDestinationNode; -} +}; interface AudioListener { dopplerFactor: number; @@ -5273,16 +5499,17 @@ interface AudioListener { declare var AudioListener: { prototype: AudioListener; new(): AudioListener; -} +}; interface AudioNode extends EventTarget { channelCount: number; - channelCountMode: string; - channelInterpretation: string; + channelCountMode: ChannelCountMode; + channelInterpretation: ChannelInterpretation; readonly context: AudioContext; readonly numberOfInputs: number; readonly numberOfOutputs: number; - connect(destination: AudioNode, output?: number, input?: number): void; + connect(destination: AudioNode, output?: number, input?: number): AudioNode; + connect(destination: AudioParam, output?: number): void; disconnect(output?: number): void; disconnect(destination: AudioNode, output?: number, input?: number): void; disconnect(destination: AudioParam, output?: number): void; @@ -5291,23 +5518,23 @@ interface AudioNode extends EventTarget { declare var AudioNode: { prototype: AudioNode; new(): AudioNode; -} +}; interface AudioParam { readonly defaultValue: number; value: number; - cancelScheduledValues(startTime: number): void; - exponentialRampToValueAtTime(value: number, endTime: number): void; - linearRampToValueAtTime(value: number, endTime: number): void; - setTargetAtTime(target: number, startTime: number, timeConstant: number): void; - setValueAtTime(value: number, startTime: number): void; - setValueCurveAtTime(values: Float32Array, startTime: number, duration: number): void; + cancelScheduledValues(startTime: number): AudioParam; + exponentialRampToValueAtTime(value: number, endTime: number): AudioParam; + linearRampToValueAtTime(value: number, endTime: number): AudioParam; + setTargetAtTime(target: number, startTime: number, timeConstant: number): AudioParam; + setValueAtTime(value: number, startTime: number): AudioParam; + setValueCurveAtTime(values: Float32Array, startTime: number, duration: number): AudioParam; } declare var AudioParam: { prototype: AudioParam; new(): AudioParam; -} +}; interface AudioProcessingEvent extends Event { readonly inputBuffer: AudioBuffer; @@ -5318,7 +5545,7 @@ interface AudioProcessingEvent extends Event { declare var AudioProcessingEvent: { prototype: AudioProcessingEvent; new(): AudioProcessingEvent; -} +}; interface AudioTrack { enabled: boolean; @@ -5332,7 +5559,7 @@ interface AudioTrack { declare var AudioTrack: { prototype: AudioTrack; new(): AudioTrack; -} +}; interface AudioTrackListEventMap { "addtrack": TrackEvent; @@ -5349,13 +5576,15 @@ interface AudioTrackList extends EventTarget { item(index: number): AudioTrack; addEventListener(type: K, listener: (this: AudioTrackList, ev: AudioTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioTrackList, ev: AudioTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: AudioTrack; } declare var AudioTrackList: { prototype: AudioTrackList; new(): AudioTrackList; -} +}; interface BarProp { readonly visible: boolean; @@ -5364,7 +5593,7 @@ interface BarProp { declare var BarProp: { prototype: BarProp; new(): BarProp; -} +}; interface BeforeUnloadEvent extends Event { returnValue: any; @@ -5373,21 +5602,21 @@ interface BeforeUnloadEvent extends Event { declare var BeforeUnloadEvent: { prototype: BeforeUnloadEvent; new(): BeforeUnloadEvent; -} +}; interface BiquadFilterNode extends AudioNode { - readonly Q: AudioParam; readonly detune: AudioParam; readonly frequency: AudioParam; readonly gain: AudioParam; - type: string; + readonly Q: AudioParam; + type: BiquadFilterType; getFrequencyResponse(frequencyHz: Float32Array, magResponse: Float32Array, phaseResponse: Float32Array): void; } declare var BiquadFilterNode: { prototype: BiquadFilterNode; new(): BiquadFilterNode; -} +}; interface Blob { readonly size: number; @@ -5400,167 +5629,456 @@ interface Blob { declare var Blob: { prototype: Blob; new (blobParts?: any[], options?: BlobPropertyBag): Blob; -} +}; -interface CDATASection extends Text { +interface Cache { + add(request: RequestInfo): Promise; + addAll(requests: RequestInfo[]): Promise; + delete(request: RequestInfo, options?: CacheQueryOptions): Promise; + keys(request?: RequestInfo, options?: CacheQueryOptions): Promise; + match(request: RequestInfo, options?: CacheQueryOptions): Promise; + matchAll(request?: RequestInfo, options?: CacheQueryOptions): Promise; + put(request: RequestInfo, response: Response): Promise; } -declare var CDATASection: { - prototype: CDATASection; - new(): CDATASection; -} +declare var Cache: { + prototype: Cache; + new(): Cache; +}; -interface CSS { - supports(property: string, value?: string): boolean; +interface CacheStorage { + delete(cacheName: string): Promise; + has(cacheName: string): Promise; + keys(): Promise; + match(request: RequestInfo, options?: CacheQueryOptions): Promise; + open(cacheName: string): Promise; } -declare var CSS: CSS; -interface CSSConditionRule extends CSSGroupingRule { - conditionText: string; -} +declare var CacheStorage: { + prototype: CacheStorage; + new(): CacheStorage; +}; -declare var CSSConditionRule: { - prototype: CSSConditionRule; - new(): CSSConditionRule; +interface CanvasGradient { + addColorStop(offset: number, color: string): void; } -interface CSSFontFaceRule extends CSSRule { - readonly style: CSSStyleDeclaration; +declare var CanvasGradient: { + prototype: CanvasGradient; + new(): CanvasGradient; +}; + +interface CanvasPattern { + setTransform(matrix: SVGMatrix): void; } -declare var CSSFontFaceRule: { - prototype: CSSFontFaceRule; - new(): CSSFontFaceRule; -} +declare var CanvasPattern: { + prototype: CanvasPattern; + new(): CanvasPattern; +}; -interface CSSGroupingRule extends CSSRule { - readonly cssRules: CSSRuleList; - deleteRule(index: number): void; - insertRule(rule: string, index: number): number; +interface CanvasRenderingContext2D extends Object, CanvasPathMethods { + readonly canvas: HTMLCanvasElement; + fillStyle: string | CanvasGradient | CanvasPattern; + font: string; + globalAlpha: number; + globalCompositeOperation: string; + imageSmoothingEnabled: boolean; + lineCap: string; + lineDashOffset: number; + lineJoin: string; + lineWidth: number; + miterLimit: number; + msFillRule: CanvasFillRule; + shadowBlur: number; + shadowColor: string; + shadowOffsetX: number; + shadowOffsetY: number; + strokeStyle: string | CanvasGradient | CanvasPattern; + textAlign: string; + textBaseline: string; + mozImageSmoothingEnabled: boolean; + webkitImageSmoothingEnabled: boolean; + oImageSmoothingEnabled: boolean; + beginPath(): void; + clearRect(x: number, y: number, w: number, h: number): void; + clip(fillRule?: CanvasFillRule): void; + createImageData(imageDataOrSw: number | ImageData, sh?: number): ImageData; + createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient; + createPattern(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, repetition: string): CanvasPattern; + createRadialGradient(x0: number, y0: number, r0: number, x1: number, y1: number, r1: number): CanvasGradient; + drawFocusIfNeeded(element: Element): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, dstX: number, dstY: number): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, dstX: number, dstY: number, dstW: number, dstH: number): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, srcX: number, srcY: number, srcW: number, srcH: number, dstX: number, dstY: number, dstW: number, dstH: number): void; + fill(fillRule?: CanvasFillRule): void; + fillRect(x: number, y: number, w: number, h: number): void; + fillText(text: string, x: number, y: number, maxWidth?: number): void; + getImageData(sx: number, sy: number, sw: number, sh: number): ImageData; + getLineDash(): number[]; + isPointInPath(x: number, y: number, fillRule?: CanvasFillRule): boolean; + measureText(text: string): TextMetrics; + putImageData(imagedata: ImageData, dx: number, dy: number, dirtyX?: number, dirtyY?: number, dirtyWidth?: number, dirtyHeight?: number): void; + restore(): void; + rotate(angle: number): void; + save(): void; + scale(x: number, y: number): void; + setLineDash(segments: number[]): void; + setTransform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; + stroke(path?: Path2D): void; + strokeRect(x: number, y: number, w: number, h: number): void; + strokeText(text: string, x: number, y: number, maxWidth?: number): void; + transform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; + translate(x: number, y: number): void; } -declare var CSSGroupingRule: { - prototype: CSSGroupingRule; - new(): CSSGroupingRule; -} +declare var CanvasRenderingContext2D: { + prototype: CanvasRenderingContext2D; + new(): CanvasRenderingContext2D; +}; -interface CSSImportRule extends CSSRule { - readonly href: string; - readonly media: MediaList; - readonly styleSheet: CSSStyleSheet; +interface CDATASection extends Text { } -declare var CSSImportRule: { - prototype: CSSImportRule; - new(): CSSImportRule; -} +declare var CDATASection: { + prototype: CDATASection; + new(): CDATASection; +}; -interface CSSKeyframeRule extends CSSRule { - keyText: string; - readonly style: CSSStyleDeclaration; +interface ChannelMergerNode extends AudioNode { } -declare var CSSKeyframeRule: { - prototype: CSSKeyframeRule; - new(): CSSKeyframeRule; -} +declare var ChannelMergerNode: { + prototype: ChannelMergerNode; + new(): ChannelMergerNode; +}; -interface CSSKeyframesRule extends CSSRule { - readonly cssRules: CSSRuleList; - name: string; - appendRule(rule: string): void; - deleteRule(rule: string): void; - findRule(rule: string): CSSKeyframeRule; +interface ChannelSplitterNode extends AudioNode { } -declare var CSSKeyframesRule: { - prototype: CSSKeyframesRule; - new(): CSSKeyframesRule; -} +declare var ChannelSplitterNode: { + prototype: ChannelSplitterNode; + new(): ChannelSplitterNode; +}; -interface CSSMediaRule extends CSSConditionRule { - readonly media: MediaList; +interface CharacterData extends Node, ChildNode { + data: string; + readonly length: number; + appendData(arg: string): void; + deleteData(offset: number, count: number): void; + insertData(offset: number, arg: string): void; + replaceData(offset: number, count: number, arg: string): void; + substringData(offset: number, count: number): string; } -declare var CSSMediaRule: { - prototype: CSSMediaRule; - new(): CSSMediaRule; -} +declare var CharacterData: { + prototype: CharacterData; + new(): CharacterData; +}; -interface CSSNamespaceRule extends CSSRule { - readonly namespaceURI: string; - readonly prefix: string; +interface ClientRect { + bottom: number; + readonly height: number; + left: number; + right: number; + top: number; + readonly width: number; } -declare var CSSNamespaceRule: { - prototype: CSSNamespaceRule; - new(): CSSNamespaceRule; +declare var ClientRect: { + prototype: ClientRect; + new(): ClientRect; +}; + +interface ClientRectList { + readonly length: number; + item(index: number): ClientRect; + [index: number]: ClientRect; } -interface CSSPageRule extends CSSRule { - readonly pseudoClass: string; - readonly selector: string; - selectorText: string; - readonly style: CSSStyleDeclaration; +declare var ClientRectList: { + prototype: ClientRectList; + new(): ClientRectList; +}; + +interface ClipboardEvent extends Event { + readonly clipboardData: DataTransfer; } -declare var CSSPageRule: { - prototype: CSSPageRule; - new(): CSSPageRule; +declare var ClipboardEvent: { + prototype: ClipboardEvent; + new(type: string, eventInitDict?: ClipboardEventInit): ClipboardEvent; +}; + +interface CloseEvent extends Event { + readonly code: number; + readonly reason: string; + readonly wasClean: boolean; + initCloseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, wasCleanArg: boolean, codeArg: number, reasonArg: string): void; } -interface CSSRule { - cssText: string; - readonly parentRule: CSSRule; - readonly parentStyleSheet: CSSStyleSheet; - readonly type: number; - readonly CHARSET_RULE: number; - readonly FONT_FACE_RULE: number; - readonly IMPORT_RULE: number; - readonly KEYFRAMES_RULE: number; - readonly KEYFRAME_RULE: number; - readonly MEDIA_RULE: number; - readonly NAMESPACE_RULE: number; - readonly PAGE_RULE: number; - readonly STYLE_RULE: number; - readonly SUPPORTS_RULE: number; - readonly UNKNOWN_RULE: number; - readonly VIEWPORT_RULE: number; +declare var CloseEvent: { + prototype: CloseEvent; + new(typeArg: string, eventInitDict?: CloseEventInit): CloseEvent; +}; + +interface Comment extends CharacterData { + text: string; } -declare var CSSRule: { - prototype: CSSRule; - new(): CSSRule; - readonly CHARSET_RULE: number; - readonly FONT_FACE_RULE: number; - readonly IMPORT_RULE: number; - readonly KEYFRAMES_RULE: number; - readonly KEYFRAME_RULE: number; - readonly MEDIA_RULE: number; - readonly NAMESPACE_RULE: number; - readonly PAGE_RULE: number; - readonly STYLE_RULE: number; - readonly SUPPORTS_RULE: number; - readonly UNKNOWN_RULE: number; - readonly VIEWPORT_RULE: number; +declare var Comment: { + prototype: Comment; + new(): Comment; +}; + +interface CompositionEvent extends UIEvent { + readonly data: string; + readonly locale: string; + initCompositionEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, dataArg: string, locale: string): void; } -interface CSSRuleList { - readonly length: number; - item(index: number): CSSRule; - [index: number]: CSSRule; +declare var CompositionEvent: { + prototype: CompositionEvent; + new(typeArg: string, eventInitDict?: CompositionEventInit): CompositionEvent; +}; + +interface Console { + assert(test?: boolean, message?: string, ...optionalParams: any[]): void; + clear(): void; + count(countTitle?: string): void; + debug(message?: any, ...optionalParams: any[]): void; + dir(value?: any, ...optionalParams: any[]): void; + dirxml(value: any): void; + error(message?: any, ...optionalParams: any[]): void; + exception(message?: string, ...optionalParams: any[]): void; + group(groupTitle?: string, ...optionalParams: any[]): void; + groupCollapsed(groupTitle?: string, ...optionalParams: any[]): void; + groupEnd(): void; + info(message?: any, ...optionalParams: any[]): void; + log(message?: any, ...optionalParams: any[]): void; + msIsIndependentlyComposed(element: Element): boolean; + profile(reportName?: string): void; + profileEnd(): void; + select(element: Element): void; + table(...data: any[]): void; + time(timerName?: string): void; + timeEnd(timerName?: string): void; + trace(message?: any, ...optionalParams: any[]): void; + warn(message?: any, ...optionalParams: any[]): void; } -declare var CSSRuleList: { - prototype: CSSRuleList; - new(): CSSRuleList; +declare var Console: { + prototype: Console; + new(): Console; +}; + +interface ConvolverNode extends AudioNode { + buffer: AudioBuffer | null; + normalize: boolean; } -interface CSSStyleDeclaration { - alignContent: string | null; - alignItems: string | null; - alignSelf: string | null; +declare var ConvolverNode: { + prototype: ConvolverNode; + new(): ConvolverNode; +}; + +interface Coordinates { + readonly accuracy: number; + readonly altitude: number | null; + readonly altitudeAccuracy: number | null; + readonly heading: number | null; + readonly latitude: number; + readonly longitude: number; + readonly speed: number | null; +} + +declare var Coordinates: { + prototype: Coordinates; + new(): Coordinates; +}; + +interface Crypto extends Object, RandomSource { + readonly subtle: SubtleCrypto; +} + +declare var Crypto: { + prototype: Crypto; + new(): Crypto; +}; + +interface CryptoKey { + readonly algorithm: KeyAlgorithm; + readonly extractable: boolean; + readonly type: string; + readonly usages: string[]; +} + +declare var CryptoKey: { + prototype: CryptoKey; + new(): CryptoKey; +}; + +interface CryptoKeyPair { + privateKey: CryptoKey; + publicKey: CryptoKey; +} + +declare var CryptoKeyPair: { + prototype: CryptoKeyPair; + new(): CryptoKeyPair; +}; + +interface CSS { + supports(property: string, value?: string): boolean; +} +declare var CSS: CSS; + +interface CSSConditionRule extends CSSGroupingRule { + conditionText: string; +} + +declare var CSSConditionRule: { + prototype: CSSConditionRule; + new(): CSSConditionRule; +}; + +interface CSSFontFaceRule extends CSSRule { + readonly style: CSSStyleDeclaration; +} + +declare var CSSFontFaceRule: { + prototype: CSSFontFaceRule; + new(): CSSFontFaceRule; +}; + +interface CSSGroupingRule extends CSSRule { + readonly cssRules: CSSRuleList; + deleteRule(index: number): void; + insertRule(rule: string, index: number): number; +} + +declare var CSSGroupingRule: { + prototype: CSSGroupingRule; + new(): CSSGroupingRule; +}; + +interface CSSImportRule extends CSSRule { + readonly href: string; + readonly media: MediaList; + readonly styleSheet: CSSStyleSheet; +} + +declare var CSSImportRule: { + prototype: CSSImportRule; + new(): CSSImportRule; +}; + +interface CSSKeyframeRule extends CSSRule { + keyText: string; + readonly style: CSSStyleDeclaration; +} + +declare var CSSKeyframeRule: { + prototype: CSSKeyframeRule; + new(): CSSKeyframeRule; +}; + +interface CSSKeyframesRule extends CSSRule { + readonly cssRules: CSSRuleList; + name: string; + appendRule(rule: string): void; + deleteRule(rule: string): void; + findRule(rule: string): CSSKeyframeRule; +} + +declare var CSSKeyframesRule: { + prototype: CSSKeyframesRule; + new(): CSSKeyframesRule; +}; + +interface CSSMediaRule extends CSSConditionRule { + readonly media: MediaList; +} + +declare var CSSMediaRule: { + prototype: CSSMediaRule; + new(): CSSMediaRule; +}; + +interface CSSNamespaceRule extends CSSRule { + readonly namespaceURI: string; + readonly prefix: string; +} + +declare var CSSNamespaceRule: { + prototype: CSSNamespaceRule; + new(): CSSNamespaceRule; +}; + +interface CSSPageRule extends CSSRule { + readonly pseudoClass: string; + readonly selector: string; + selectorText: string; + readonly style: CSSStyleDeclaration; +} + +declare var CSSPageRule: { + prototype: CSSPageRule; + new(): CSSPageRule; +}; + +interface CSSRule { + cssText: string; + readonly parentRule: CSSRule; + readonly parentStyleSheet: CSSStyleSheet; + readonly type: number; + readonly CHARSET_RULE: number; + readonly FONT_FACE_RULE: number; + readonly IMPORT_RULE: number; + readonly KEYFRAME_RULE: number; + readonly KEYFRAMES_RULE: number; + readonly MEDIA_RULE: number; + readonly NAMESPACE_RULE: number; + readonly PAGE_RULE: number; + readonly STYLE_RULE: number; + readonly SUPPORTS_RULE: number; + readonly UNKNOWN_RULE: number; + readonly VIEWPORT_RULE: number; +} + +declare var CSSRule: { + prototype: CSSRule; + new(): CSSRule; + readonly CHARSET_RULE: number; + readonly FONT_FACE_RULE: number; + readonly IMPORT_RULE: number; + readonly KEYFRAME_RULE: number; + readonly KEYFRAMES_RULE: number; + readonly MEDIA_RULE: number; + readonly NAMESPACE_RULE: number; + readonly PAGE_RULE: number; + readonly STYLE_RULE: number; + readonly SUPPORTS_RULE: number; + readonly UNKNOWN_RULE: number; + readonly VIEWPORT_RULE: number; +}; + +interface CSSRuleList { + readonly length: number; + item(index: number): CSSRule; + [index: number]: CSSRule; +} + +declare var CSSRuleList: { + prototype: CSSRuleList; + new(): CSSRuleList; +}; + +interface CSSStyleDeclaration { + alignContent: string | null; + alignItems: string | null; alignmentBaseline: string | null; + alignSelf: string | null; animation: string | null; animationDelay: string | null; animationDirection: string | null; @@ -5636,9 +6154,9 @@ interface CSSStyleDeclaration { columnRuleColor: any; columnRuleStyle: string | null; columnRuleWidth: any; + columns: string | null; columnSpan: string | null; columnWidth: any; - columns: string | null; content: string | null; counterIncrement: string | null; counterReset: string | null; @@ -5678,10 +6196,16 @@ interface CSSStyleDeclaration { imeMode: string | null; justifyContent: string | null; kerning: string | null; + layoutGrid: string | null; + layoutGridChar: string | null; + layoutGridLine: string | null; + layoutGridMode: string | null; + layoutGridType: string | null; left: string | null; readonly length: number; letterSpacing: string | null; lightingColor: string | null; + lineBreak: string | null; lineHeight: string | null; listStyle: string | null; listStyleImage: string | null; @@ -5702,24 +6226,24 @@ interface CSSStyleDeclaration { minHeight: string | null; minWidth: string | null; msContentZoomChaining: string | null; + msContentZooming: string | null; msContentZoomLimit: string | null; msContentZoomLimitMax: any; msContentZoomLimitMin: any; msContentZoomSnap: string | null; msContentZoomSnapPoints: string | null; msContentZoomSnapType: string | null; - msContentZooming: string | null; msFlowFrom: string | null; msFlowInto: string | null; msFontFeatureSettings: string | null; msGridColumn: any; msGridColumnAlign: string | null; - msGridColumnSpan: any; msGridColumns: string | null; + msGridColumnSpan: any; msGridRow: any; msGridRowAlign: string | null; - msGridRowSpan: any; msGridRows: string | null; + msGridRowSpan: any; msHighContrastAdjust: string | null; msHyphenateLimitChars: string | null; msHyphenateLimitLines: any; @@ -5753,6 +6277,7 @@ interface CSSStyleDeclaration { orphans: string | null; outline: string | null; outlineColor: string | null; + outlineOffset: string | null; outlineStyle: string | null; outlineWidth: string | null; overflow: string | null; @@ -5773,9 +6298,11 @@ interface CSSStyleDeclaration { position: string | null; quotes: string | null; right: string | null; + rotate: string | null; rubyAlign: string | null; rubyOverhang: string | null; rubyPosition: string | null; + scale: string | null; stopColor: string | null; stopOpacity: string | null; stroke: string | null; @@ -5809,6 +6336,7 @@ interface CSSStyleDeclaration { transitionDuration: string | null; transitionProperty: string | null; transitionTimingFunction: string | null; + translate: string | null; unicodeBidi: string | null; verticalAlign: string | null; visibility: string | null; @@ -5851,9 +6379,9 @@ interface CSSStyleDeclaration { webkitColumnRuleColor: any; webkitColumnRuleStyle: string | null; webkitColumnRuleWidth: any; + webkitColumns: string | null; webkitColumnSpan: string | null; webkitColumnWidth: any; - webkitColumns: string | null; webkitFilter: string | null; webkitFlex: string | null; webkitFlexBasis: string | null; @@ -5869,6 +6397,9 @@ interface CSSStyleDeclaration { webkitTapHighlightColor: string | null; webkitTextFillColor: string | null; webkitTextSizeAdjust: any; + webkitTextStroke: string | null; + webkitTextStrokeColor: string | null; + webkitTextStrokeWidth: string | null; webkitTransform: string | null; webkitTransformOrigin: string | null; webkitTransformStyle: string | null; @@ -5890,6 +6421,7 @@ interface CSSStyleDeclaration { zIndex: string | null; zoom: string | null; resize: string | null; + userSelect: string | null; getPropertyPriority(propertyName: string): string; getPropertyValue(propertyName: string): string; item(index: number): string; @@ -5901,7 +6433,7 @@ interface CSSStyleDeclaration { declare var CSSStyleDeclaration: { prototype: CSSStyleDeclaration; new(): CSSStyleDeclaration; -} +}; interface CSSStyleRule extends CSSRule { readonly readOnly: boolean; @@ -5912,12 +6444,11 @@ interface CSSStyleRule extends CSSRule { declare var CSSStyleRule: { prototype: CSSStyleRule; new(): CSSStyleRule; -} +}; interface CSSStyleSheet extends StyleSheet { readonly cssRules: CSSRuleList; cssText: string; - readonly href: string; readonly id: string; readonly imports: StyleSheetList; readonly isAlternate: boolean; @@ -5939,7 +6470,7 @@ interface CSSStyleSheet extends StyleSheet { declare var CSSStyleSheet: { prototype: CSSStyleSheet; new(): CSSStyleSheet; -} +}; interface CSSSupportsRule extends CSSConditionRule { } @@ -5947,560 +6478,153 @@ interface CSSSupportsRule extends CSSConditionRule { declare var CSSSupportsRule: { prototype: CSSSupportsRule; new(): CSSSupportsRule; -} +}; -interface CanvasGradient { - addColorStop(offset: number, color: string): void; +interface CustomEvent extends Event { + readonly detail: any; + initCustomEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, detailArg: any): void; } -declare var CanvasGradient: { - prototype: CanvasGradient; - new(): CanvasGradient; -} +declare var CustomEvent: { + prototype: CustomEvent; + new(typeArg: string, eventInitDict?: CustomEventInit): CustomEvent; +}; -interface CanvasPattern { - setTransform(matrix: SVGMatrix): void; +interface DataCue extends TextTrackCue { + data: ArrayBuffer; + addEventListener(type: K, listener: (this: DataCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: DataCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var CanvasPattern: { - prototype: CanvasPattern; - new(): CanvasPattern; +declare var DataCue: { + prototype: DataCue; + new(): DataCue; +}; + +interface DataTransfer { + dropEffect: string; + effectAllowed: string; + readonly files: FileList; + readonly items: DataTransferItemList; + readonly types: string[]; + clearData(format?: string): boolean; + getData(format: string): string; + setData(format: string, data: string): boolean; + setDragImage(image: Element, x: number, y: number): void; } -interface CanvasRenderingContext2D extends Object, CanvasPathMethods { - readonly canvas: HTMLCanvasElement; - fillStyle: string | CanvasGradient | CanvasPattern; - font: string; - globalAlpha: number; - globalCompositeOperation: string; - lineCap: string; - lineDashOffset: number; - lineJoin: string; - lineWidth: number; - miterLimit: number; - msFillRule: string; - msImageSmoothingEnabled: boolean; - shadowBlur: number; - shadowColor: string; - shadowOffsetX: number; - shadowOffsetY: number; - strokeStyle: string | CanvasGradient | CanvasPattern; - textAlign: string; - textBaseline: string; - mozImageSmoothingEnabled: boolean; - webkitImageSmoothingEnabled: boolean; - oImageSmoothingEnabled: boolean; - beginPath(): void; - clearRect(x: number, y: number, w: number, h: number): void; - clip(fillRule?: string): void; - createImageData(imageDataOrSw: number | ImageData, sh?: number): ImageData; - createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient; - createPattern(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, repetition: string): CanvasPattern; - createRadialGradient(x0: number, y0: number, r0: number, x1: number, y1: number, r1: number): CanvasGradient; - drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, offsetX: number, offsetY: number, width?: number, height?: number, canvasOffsetX?: number, canvasOffsetY?: number, canvasImageWidth?: number, canvasImageHeight?: number): void; - fill(fillRule?: string): void; - fillRect(x: number, y: number, w: number, h: number): void; - fillText(text: string, x: number, y: number, maxWidth?: number): void; - getImageData(sx: number, sy: number, sw: number, sh: number): ImageData; - getLineDash(): number[]; - isPointInPath(x: number, y: number, fillRule?: string): boolean; - measureText(text: string): TextMetrics; - putImageData(imagedata: ImageData, dx: number, dy: number, dirtyX?: number, dirtyY?: number, dirtyWidth?: number, dirtyHeight?: number): void; - restore(): void; - rotate(angle: number): void; - save(): void; - scale(x: number, y: number): void; - setLineDash(segments: number[]): void; - setTransform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; - stroke(): void; - strokeRect(x: number, y: number, w: number, h: number): void; - strokeText(text: string, x: number, y: number, maxWidth?: number): void; - transform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; - translate(x: number, y: number): void; -} - -declare var CanvasRenderingContext2D: { - prototype: CanvasRenderingContext2D; - new(): CanvasRenderingContext2D; -} - -interface ChannelMergerNode extends AudioNode { -} - -declare var ChannelMergerNode: { - prototype: ChannelMergerNode; - new(): ChannelMergerNode; -} - -interface ChannelSplitterNode extends AudioNode { -} - -declare var ChannelSplitterNode: { - prototype: ChannelSplitterNode; - new(): ChannelSplitterNode; -} - -interface CharacterData extends Node, ChildNode { - data: string; - readonly length: number; - appendData(arg: string): void; - deleteData(offset: number, count: number): void; - insertData(offset: number, arg: string): void; - replaceData(offset: number, count: number, arg: string): void; - substringData(offset: number, count: number): string; -} - -declare var CharacterData: { - prototype: CharacterData; - new(): CharacterData; -} +declare var DataTransfer: { + prototype: DataTransfer; + new(): DataTransfer; +}; -interface ClientRect { - bottom: number; - readonly height: number; - left: number; - right: number; - top: number; - readonly width: number; +interface DataTransferItem { + readonly kind: string; + readonly type: string; + getAsFile(): File | null; + getAsString(_callback: FunctionStringCallback | null): void; + webkitGetAsEntry(): any; } -declare var ClientRect: { - prototype: ClientRect; - new(): ClientRect; -} +declare var DataTransferItem: { + prototype: DataTransferItem; + new(): DataTransferItem; +}; -interface ClientRectList { +interface DataTransferItemList { readonly length: number; - item(index: number): ClientRect; - [index: number]: ClientRect; -} - -declare var ClientRectList: { - prototype: ClientRectList; - new(): ClientRectList; -} - -interface ClipboardEvent extends Event { - readonly clipboardData: DataTransfer; -} - -declare var ClipboardEvent: { - prototype: ClipboardEvent; - new(type: string, eventInitDict?: ClipboardEventInit): ClipboardEvent; + add(data: File): DataTransferItem | null; + clear(): void; + item(index: number): DataTransferItem; + remove(index: number): void; + [index: number]: DataTransferItem; } -interface CloseEvent extends Event { - readonly code: number; - readonly reason: string; - readonly wasClean: boolean; - initCloseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, wasCleanArg: boolean, codeArg: number, reasonArg: string): void; -} +declare var DataTransferItemList: { + prototype: DataTransferItemList; + new(): DataTransferItemList; +}; -declare var CloseEvent: { - prototype: CloseEvent; - new(): CloseEvent; +interface DeferredPermissionRequest { + readonly id: number; + readonly type: MSWebViewPermissionType; + readonly uri: string; + allow(): void; + deny(): void; } -interface CommandEvent extends Event { - readonly commandName: string; - readonly detail: string | null; -} +declare var DeferredPermissionRequest: { + prototype: DeferredPermissionRequest; + new(): DeferredPermissionRequest; +}; -declare var CommandEvent: { - prototype: CommandEvent; - new(type: string, eventInitDict?: CommandEventInit): CommandEvent; +interface DelayNode extends AudioNode { + readonly delayTime: AudioParam; } -interface Comment extends CharacterData { - text: string; -} +declare var DelayNode: { + prototype: DelayNode; + new(): DelayNode; +}; -declare var Comment: { - prototype: Comment; - new(): Comment; +interface DeviceAcceleration { + readonly x: number | null; + readonly y: number | null; + readonly z: number | null; } -interface CompositionEvent extends UIEvent { - readonly data: string; - readonly locale: string; - initCompositionEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, dataArg: string, locale: string): void; -} +declare var DeviceAcceleration: { + prototype: DeviceAcceleration; + new(): DeviceAcceleration; +}; -declare var CompositionEvent: { - prototype: CompositionEvent; - new(typeArg: string, eventInitDict?: CompositionEventInit): CompositionEvent; +interface DeviceLightEvent extends Event { + readonly value: number; } -interface Console { - assert(test?: boolean, message?: string, ...optionalParams: any[]): void; - clear(): void; - count(countTitle?: string): void; - debug(message?: string, ...optionalParams: any[]): void; - dir(value?: any, ...optionalParams: any[]): void; - dirxml(value: any): void; - error(message?: any, ...optionalParams: any[]): void; - exception(message?: string, ...optionalParams: any[]): void; - group(groupTitle?: string): void; - groupCollapsed(groupTitle?: string): void; - groupEnd(): void; - info(message?: any, ...optionalParams: any[]): void; - log(message?: any, ...optionalParams: any[]): void; - msIsIndependentlyComposed(element: Element): boolean; - profile(reportName?: string): void; - profileEnd(): void; - select(element: Element): void; - table(...data: any[]): void; - time(timerName?: string): void; - timeEnd(timerName?: string): void; - trace(message?: any, ...optionalParams: any[]): void; - warn(message?: any, ...optionalParams: any[]): void; -} +declare var DeviceLightEvent: { + prototype: DeviceLightEvent; + new(typeArg: string, eventInitDict?: DeviceLightEventInit): DeviceLightEvent; +}; -declare var Console: { - prototype: Console; - new(): Console; +interface DeviceMotionEvent extends Event { + readonly acceleration: DeviceAcceleration | null; + readonly accelerationIncludingGravity: DeviceAcceleration | null; + readonly interval: number | null; + readonly rotationRate: DeviceRotationRate | null; + initDeviceMotionEvent(type: string, bubbles: boolean, cancelable: boolean, acceleration: DeviceAccelerationDict | null, accelerationIncludingGravity: DeviceAccelerationDict | null, rotationRate: DeviceRotationRateDict | null, interval: number | null): void; } -interface ConvolverNode extends AudioNode { - buffer: AudioBuffer | null; - normalize: boolean; -} +declare var DeviceMotionEvent: { + prototype: DeviceMotionEvent; + new(typeArg: string, eventInitDict?: DeviceMotionEventInit): DeviceMotionEvent; +}; -declare var ConvolverNode: { - prototype: ConvolverNode; - new(): ConvolverNode; +interface DeviceOrientationEvent extends Event { + readonly absolute: boolean; + readonly alpha: number | null; + readonly beta: number | null; + readonly gamma: number | null; + initDeviceOrientationEvent(type: string, bubbles: boolean, cancelable: boolean, alpha: number | null, beta: number | null, gamma: number | null, absolute: boolean): void; } -interface Coordinates { - readonly accuracy: number; - readonly altitude: number | null; - readonly altitudeAccuracy: number | null; - readonly heading: number | null; - readonly latitude: number; - readonly longitude: number; - readonly speed: number | null; -} +declare var DeviceOrientationEvent: { + prototype: DeviceOrientationEvent; + new(typeArg: string, eventInitDict?: DeviceOrientationEventInit): DeviceOrientationEvent; +}; -declare var Coordinates: { - prototype: Coordinates; - new(): Coordinates; +interface DeviceRotationRate { + readonly alpha: number | null; + readonly beta: number | null; + readonly gamma: number | null; } -interface Crypto extends Object, RandomSource { - readonly subtle: SubtleCrypto; -} - -declare var Crypto: { - prototype: Crypto; - new(): Crypto; -} - -interface CryptoKey { - readonly algorithm: KeyAlgorithm; - readonly extractable: boolean; - readonly type: string; - readonly usages: string[]; -} - -declare var CryptoKey: { - prototype: CryptoKey; - new(): CryptoKey; -} - -interface CryptoKeyPair { - privateKey: CryptoKey; - publicKey: CryptoKey; -} - -declare var CryptoKeyPair: { - prototype: CryptoKeyPair; - new(): CryptoKeyPair; -} - -interface CustomEvent extends Event { - readonly detail: any; - initCustomEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, detailArg: any): void; -} - -declare var CustomEvent: { - prototype: CustomEvent; - new(typeArg: string, eventInitDict?: CustomEventInit): CustomEvent; -} - -interface DOMError { - readonly name: string; - toString(): string; -} - -declare var DOMError: { - prototype: DOMError; - new(): DOMError; -} - -interface DOMException { - readonly code: number; - readonly message: string; - readonly name: string; - toString(): string; - readonly ABORT_ERR: number; - readonly DATA_CLONE_ERR: number; - readonly DOMSTRING_SIZE_ERR: number; - readonly HIERARCHY_REQUEST_ERR: number; - readonly INDEX_SIZE_ERR: number; - readonly INUSE_ATTRIBUTE_ERR: number; - readonly INVALID_ACCESS_ERR: number; - readonly INVALID_CHARACTER_ERR: number; - readonly INVALID_MODIFICATION_ERR: number; - readonly INVALID_NODE_TYPE_ERR: number; - readonly INVALID_STATE_ERR: number; - readonly NAMESPACE_ERR: number; - readonly NETWORK_ERR: number; - readonly NOT_FOUND_ERR: number; - readonly NOT_SUPPORTED_ERR: number; - readonly NO_DATA_ALLOWED_ERR: number; - readonly NO_MODIFICATION_ALLOWED_ERR: number; - readonly PARSE_ERR: number; - readonly QUOTA_EXCEEDED_ERR: number; - readonly SECURITY_ERR: number; - readonly SERIALIZE_ERR: number; - readonly SYNTAX_ERR: number; - readonly TIMEOUT_ERR: number; - readonly TYPE_MISMATCH_ERR: number; - readonly URL_MISMATCH_ERR: number; - readonly VALIDATION_ERR: number; - readonly WRONG_DOCUMENT_ERR: number; -} - -declare var DOMException: { - prototype: DOMException; - new(): DOMException; - readonly ABORT_ERR: number; - readonly DATA_CLONE_ERR: number; - readonly DOMSTRING_SIZE_ERR: number; - readonly HIERARCHY_REQUEST_ERR: number; - readonly INDEX_SIZE_ERR: number; - readonly INUSE_ATTRIBUTE_ERR: number; - readonly INVALID_ACCESS_ERR: number; - readonly INVALID_CHARACTER_ERR: number; - readonly INVALID_MODIFICATION_ERR: number; - readonly INVALID_NODE_TYPE_ERR: number; - readonly INVALID_STATE_ERR: number; - readonly NAMESPACE_ERR: number; - readonly NETWORK_ERR: number; - readonly NOT_FOUND_ERR: number; - readonly NOT_SUPPORTED_ERR: number; - readonly NO_DATA_ALLOWED_ERR: number; - readonly NO_MODIFICATION_ALLOWED_ERR: number; - readonly PARSE_ERR: number; - readonly QUOTA_EXCEEDED_ERR: number; - readonly SECURITY_ERR: number; - readonly SERIALIZE_ERR: number; - readonly SYNTAX_ERR: number; - readonly TIMEOUT_ERR: number; - readonly TYPE_MISMATCH_ERR: number; - readonly URL_MISMATCH_ERR: number; - readonly VALIDATION_ERR: number; - readonly WRONG_DOCUMENT_ERR: number; -} - -interface DOMImplementation { - createDocument(namespaceURI: string | null, qualifiedName: string | null, doctype: DocumentType): Document; - createDocumentType(qualifiedName: string, publicId: string | null, systemId: string | null): DocumentType; - createHTMLDocument(title: string): Document; - hasFeature(feature: string | null, version: string | null): boolean; -} - -declare var DOMImplementation: { - prototype: DOMImplementation; - new(): DOMImplementation; -} - -interface DOMParser { - parseFromString(source: string, mimeType: string): Document; -} - -declare var DOMParser: { - prototype: DOMParser; - new(): DOMParser; -} - -interface DOMSettableTokenList extends DOMTokenList { - value: string; -} - -declare var DOMSettableTokenList: { - prototype: DOMSettableTokenList; - new(): DOMSettableTokenList; -} - -interface DOMStringList { - readonly length: number; - contains(str: string): boolean; - item(index: number): string | null; - [index: number]: string; -} - -declare var DOMStringList: { - prototype: DOMStringList; - new(): DOMStringList; -} - -interface DOMStringMap { - [name: string]: string; -} - -declare var DOMStringMap: { - prototype: DOMStringMap; - new(): DOMStringMap; -} - -interface DOMTokenList { - readonly length: number; - add(...token: string[]): void; - contains(token: string): boolean; - item(index: number): string; - remove(...token: string[]): void; - toString(): string; - toggle(token: string, force?: boolean): boolean; - [index: number]: string; -} - -declare var DOMTokenList: { - prototype: DOMTokenList; - new(): DOMTokenList; -} - -interface DataCue extends TextTrackCue { - data: ArrayBuffer; - addEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var DataCue: { - prototype: DataCue; - new(): DataCue; -} - -interface DataTransfer { - dropEffect: string; - effectAllowed: string; - readonly files: FileList; - readonly items: DataTransferItemList; - readonly types: string[]; - clearData(format?: string): boolean; - getData(format: string): string; - setData(format: string, data: string): boolean; -} - -declare var DataTransfer: { - prototype: DataTransfer; - new(): DataTransfer; -} - -interface DataTransferItem { - readonly kind: string; - readonly type: string; - getAsFile(): File | null; - getAsString(_callback: FunctionStringCallback | null): void; -} - -declare var DataTransferItem: { - prototype: DataTransferItem; - new(): DataTransferItem; -} - -interface DataTransferItemList { - readonly length: number; - add(data: File): DataTransferItem | null; - clear(): void; - item(index: number): DataTransferItem; - remove(index: number): void; - [index: number]: DataTransferItem; -} - -declare var DataTransferItemList: { - prototype: DataTransferItemList; - new(): DataTransferItemList; -} - -interface DeferredPermissionRequest { - readonly id: number; - readonly type: string; - readonly uri: string; - allow(): void; - deny(): void; -} - -declare var DeferredPermissionRequest: { - prototype: DeferredPermissionRequest; - new(): DeferredPermissionRequest; -} - -interface DelayNode extends AudioNode { - readonly delayTime: AudioParam; -} - -declare var DelayNode: { - prototype: DelayNode; - new(): DelayNode; -} - -interface DeviceAcceleration { - readonly x: number | null; - readonly y: number | null; - readonly z: number | null; -} - -declare var DeviceAcceleration: { - prototype: DeviceAcceleration; - new(): DeviceAcceleration; -} - -interface DeviceLightEvent extends Event { - readonly value: number; -} - -declare var DeviceLightEvent: { - prototype: DeviceLightEvent; - new(type: string, eventInitDict?: DeviceLightEventInit): DeviceLightEvent; -} - -interface DeviceMotionEvent extends Event { - readonly acceleration: DeviceAcceleration | null; - readonly accelerationIncludingGravity: DeviceAcceleration | null; - readonly interval: number | null; - readonly rotationRate: DeviceRotationRate | null; - initDeviceMotionEvent(type: string, bubbles: boolean, cancelable: boolean, acceleration: DeviceAccelerationDict | null, accelerationIncludingGravity: DeviceAccelerationDict | null, rotationRate: DeviceRotationRateDict | null, interval: number | null): void; -} - -declare var DeviceMotionEvent: { - prototype: DeviceMotionEvent; - new(): DeviceMotionEvent; -} - -interface DeviceOrientationEvent extends Event { - readonly absolute: boolean; - readonly alpha: number | null; - readonly beta: number | null; - readonly gamma: number | null; - initDeviceOrientationEvent(type: string, bubbles: boolean, cancelable: boolean, alpha: number | null, beta: number | null, gamma: number | null, absolute: boolean): void; -} - -declare var DeviceOrientationEvent: { - prototype: DeviceOrientationEvent; - new(): DeviceOrientationEvent; -} - -interface DeviceRotationRate { - readonly alpha: number | null; - readonly beta: number | null; - readonly gamma: number | null; -} - -declare var DeviceRotationRate: { - prototype: DeviceRotationRate; - new(): DeviceRotationRate; -} +declare var DeviceRotationRate: { + prototype: DeviceRotationRate; + new(): DeviceRotationRate; +}; interface DocumentEventMap extends GlobalEventHandlersEventMap { "abort": UIEvent; @@ -6570,7 +6694,7 @@ interface DocumentEventMap extends GlobalEventHandlersEventMap { "pointerlockerror": Event; "progress": ProgressEvent; "ratechange": Event; - "readystatechange": ProgressEvent; + "readystatechange": Event; "reset": Event; "scroll": UIEvent; "seeked": Event; @@ -6595,303 +6719,291 @@ interface DocumentEventMap extends GlobalEventHandlersEventMap { interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEvent, ParentNode, DocumentOrShadowRoot { /** - * Sets or gets the URL for the current document. - */ - readonly URL: string; - /** - * Gets the URL for the document, stripped of any character encoding. - */ - readonly URLUnencoded: string; - /** - * Gets the object that has the focus when the parent document has focus. - */ + * Gets the object that has the focus when the parent document has focus. + */ readonly activeElement: Element; /** - * Sets or gets the color of all active links in the document. - */ + * Sets or gets the color of all active links in the document. + */ alinkColor: string; /** - * Returns a reference to the collection of elements contained by the object. - */ + * Returns a reference to the collection of elements contained by the object. + */ readonly all: HTMLAllCollection; /** - * Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order. - */ + * Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order. + */ anchors: HTMLCollectionOf; /** - * Retrieves a collection of all applet objects in the document. - */ + * Retrieves a collection of all applet objects in the document. + */ applets: HTMLCollectionOf; /** - * Deprecated. Sets or retrieves a value that indicates the background color behind the object. - */ + * Deprecated. Sets or retrieves a value that indicates the background color behind the object. + */ bgColor: string; /** - * Specifies the beginning and end of the document body. - */ + * Specifies the beginning and end of the document body. + */ body: HTMLElement; readonly characterSet: string; /** - * Gets or sets the character set used to encode the object. - */ + * Gets or sets the character set used to encode the object. + */ charset: string; /** - * Gets a value that indicates whether standards-compliant mode is switched on for the object. - */ + * Gets a value that indicates whether standards-compliant mode is switched on for the object. + */ readonly compatMode: string; cookie: string; - readonly currentScript: HTMLScriptElement | SVGScriptElement; - /** - * Gets the default character set from the current regional language settings. - */ - readonly defaultCharset: string; + readonly currentScript: HTMLScriptElement | SVGScriptElement | null; readonly defaultView: Window; /** - * Sets or gets a value that indicates whether the document can be edited. - */ + * Sets or gets a value that indicates whether the document can be edited. + */ designMode: string; /** - * Sets or retrieves a value that indicates the reading order of the object. - */ + * Sets or retrieves a value that indicates the reading order of the object. + */ dir: string; /** - * Gets an object representing the document type declaration associated with the current document. - */ + * Gets an object representing the document type declaration associated with the current document. + */ readonly doctype: DocumentType; /** - * Gets a reference to the root node of the document. - */ + * Gets a reference to the root node of the document. + */ documentElement: HTMLElement; /** - * Sets or gets the security domain of the document. - */ + * Sets or gets the security domain of the document. + */ domain: string; /** - * Retrieves a collection of all embed objects in the document. - */ + * Retrieves a collection of all embed objects in the document. + */ embeds: HTMLCollectionOf; /** - * Sets or gets the foreground (text) color of the document. - */ + * Sets or gets the foreground (text) color of the document. + */ fgColor: string; /** - * Retrieves a collection, in source order, of all form objects in the document. - */ + * Retrieves a collection, in source order, of all form objects in the document. + */ forms: HTMLCollectionOf; readonly fullscreenElement: Element | null; readonly fullscreenEnabled: boolean; readonly head: HTMLHeadElement; readonly hidden: boolean; /** - * Retrieves a collection, in source order, of img objects in the document. - */ + * Retrieves a collection, in source order, of img objects in the document. + */ images: HTMLCollectionOf; /** - * Gets the implementation object of the current document. - */ + * Gets the implementation object of the current document. + */ readonly implementation: DOMImplementation; /** - * Returns the character encoding used to create the webpage that is loaded into the document object. - */ + * Returns the character encoding used to create the webpage that is loaded into the document object. + */ readonly inputEncoding: string | null; /** - * Gets the date that the page was last modified, if the page supplies one. - */ + * Gets the date that the page was last modified, if the page supplies one. + */ readonly lastModified: string; /** - * Sets or gets the color of the document links. - */ + * Sets or gets the color of the document links. + */ linkColor: string; /** - * Retrieves a collection of all a objects that specify the href property and all area objects in the document. - */ + * Retrieves a collection of all a objects that specify the href property and all area objects in the document. + */ links: HTMLCollectionOf; /** - * Contains information about the current URL. - */ + * Contains information about the current URL. + */ readonly location: Location; - msCSSOMElementFloatMetrics: boolean; msCapsLockWarningOff: boolean; + msCSSOMElementFloatMetrics: boolean; /** - * Fires when the user aborts the download. - * @param ev The event. - */ + * Fires when the user aborts the download. + * @param ev The event. + */ onabort: (this: Document, ev: UIEvent) => any; /** - * Fires when the object is set as the active element. - * @param ev The event. - */ + * Fires when the object is set as the active element. + * @param ev The event. + */ onactivate: (this: Document, ev: UIEvent) => any; /** - * Fires immediately before the object is set as the active element. - * @param ev The event. - */ + * Fires immediately before the object is set as the active element. + * @param ev The event. + */ onbeforeactivate: (this: Document, ev: UIEvent) => any; /** - * Fires immediately before the activeElement is changed from the current object to another object in the parent document. - * @param ev The event. - */ + * Fires immediately before the activeElement is changed from the current object to another object in the parent document. + * @param ev The event. + */ onbeforedeactivate: (this: Document, ev: UIEvent) => any; - /** - * Fires when the object loses the input focus. - * @param ev The focus event. - */ + /** + * Fires when the object loses the input focus. + * @param ev The focus event. + */ onblur: (this: Document, ev: FocusEvent) => any; /** - * Occurs when playback is possible, but would require further buffering. - * @param ev The event. - */ + * Occurs when playback is possible, but would require further buffering. + * @param ev The event. + */ oncanplay: (this: Document, ev: Event) => any; oncanplaythrough: (this: Document, ev: Event) => any; /** - * Fires when the contents of the object or selection have changed. - * @param ev The event. - */ + * Fires when the contents of the object or selection have changed. + * @param ev The event. + */ onchange: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the left mouse button on the object - * @param ev The mouse event. - */ + * Fires when the user clicks the left mouse button on the object + * @param ev The mouse event. + */ onclick: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user clicks the right mouse button in the client area, opening the context menu. - * @param ev The mouse event. - */ + * Fires when the user clicks the right mouse button in the client area, opening the context menu. + * @param ev The mouse event. + */ oncontextmenu: (this: Document, ev: PointerEvent) => any; /** - * Fires when the user double-clicks the object. - * @param ev The mouse event. - */ + * Fires when the user double-clicks the object. + * @param ev The mouse event. + */ ondblclick: (this: Document, ev: MouseEvent) => any; /** - * Fires when the activeElement is changed from the current object to another object in the parent document. - * @param ev The UI Event - */ + * Fires when the activeElement is changed from the current object to another object in the parent document. + * @param ev The UI Event + */ ondeactivate: (this: Document, ev: UIEvent) => any; /** - * Fires on the source object continuously during a drag operation. - * @param ev The event. - */ + * Fires on the source object continuously during a drag operation. + * @param ev The event. + */ ondrag: (this: Document, ev: DragEvent) => any; /** - * Fires on the source object when the user releases the mouse at the close of a drag operation. - * @param ev The event. - */ + * Fires on the source object when the user releases the mouse at the close of a drag operation. + * @param ev The event. + */ ondragend: (this: Document, ev: DragEvent) => any; - /** - * Fires on the target element when the user drags the object to a valid drop target. - * @param ev The drag event. - */ + /** + * Fires on the target element when the user drags the object to a valid drop target. + * @param ev The drag event. + */ ondragenter: (this: Document, ev: DragEvent) => any; - /** - * Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation. - * @param ev The drag event. - */ + /** + * Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation. + * @param ev The drag event. + */ ondragleave: (this: Document, ev: DragEvent) => any; /** - * Fires on the target element continuously while the user drags the object over a valid drop target. - * @param ev The event. - */ + * Fires on the target element continuously while the user drags the object over a valid drop target. + * @param ev The event. + */ ondragover: (this: Document, ev: DragEvent) => any; /** - * Fires on the source object when the user starts to drag a text selection or selected object. - * @param ev The event. - */ + * Fires on the source object when the user starts to drag a text selection or selected object. + * @param ev The event. + */ ondragstart: (this: Document, ev: DragEvent) => any; ondrop: (this: Document, ev: DragEvent) => any; /** - * Occurs when the duration attribute is updated. - * @param ev The event. - */ + * Occurs when the duration attribute is updated. + * @param ev The event. + */ ondurationchange: (this: Document, ev: Event) => any; /** - * Occurs when the media element is reset to its initial state. - * @param ev The event. - */ + * Occurs when the media element is reset to its initial state. + * @param ev The event. + */ onemptied: (this: Document, ev: Event) => any; /** - * Occurs when the end of playback is reached. - * @param ev The event - */ + * Occurs when the end of playback is reached. + * @param ev The event + */ onended: (this: Document, ev: MediaStreamErrorEvent) => any; /** - * Fires when an error occurs during object loading. - * @param ev The event. - */ + * Fires when an error occurs during object loading. + * @param ev The event. + */ onerror: (this: Document, ev: ErrorEvent) => any; /** - * Fires when the object receives focus. - * @param ev The event. - */ + * Fires when the object receives focus. + * @param ev The event. + */ onfocus: (this: Document, ev: FocusEvent) => any; onfullscreenchange: (this: Document, ev: Event) => any; onfullscreenerror: (this: Document, ev: Event) => any; oninput: (this: Document, ev: Event) => any; oninvalid: (this: Document, ev: Event) => any; /** - * Fires when the user presses a key. - * @param ev The keyboard event - */ + * Fires when the user presses a key. + * @param ev The keyboard event + */ onkeydown: (this: Document, ev: KeyboardEvent) => any; /** - * Fires when the user presses an alphanumeric key. - * @param ev The event. - */ + * Fires when the user presses an alphanumeric key. + * @param ev The event. + */ onkeypress: (this: Document, ev: KeyboardEvent) => any; /** - * Fires when the user releases a key. - * @param ev The keyboard event - */ + * Fires when the user releases a key. + * @param ev The keyboard event + */ onkeyup: (this: Document, ev: KeyboardEvent) => any; /** - * Fires immediately after the browser loads the object. - * @param ev The event. - */ + * Fires immediately after the browser loads the object. + * @param ev The event. + */ onload: (this: Document, ev: Event) => any; /** - * Occurs when media data is loaded at the current playback position. - * @param ev The event. - */ + * Occurs when media data is loaded at the current playback position. + * @param ev The event. + */ onloadeddata: (this: Document, ev: Event) => any; /** - * Occurs when the duration and dimensions of the media have been determined. - * @param ev The event. - */ + * Occurs when the duration and dimensions of the media have been determined. + * @param ev The event. + */ onloadedmetadata: (this: Document, ev: Event) => any; /** - * Occurs when Internet Explorer begins looking for media data. - * @param ev The event. - */ + * Occurs when Internet Explorer begins looking for media data. + * @param ev The event. + */ onloadstart: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the object with either mouse button. - * @param ev The mouse event. - */ + * Fires when the user clicks the object with either mouse button. + * @param ev The mouse event. + */ onmousedown: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse over the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse over the object. + * @param ev The mouse event. + */ onmousemove: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse pointer outside the boundaries of the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse pointer outside the boundaries of the object. + * @param ev The mouse event. + */ onmouseout: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse pointer into the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse pointer into the object. + * @param ev The mouse event. + */ onmouseover: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user releases a mouse button while the mouse is over the object. - * @param ev The mouse event. - */ + * Fires when the user releases a mouse button while the mouse is over the object. + * @param ev The mouse event. + */ onmouseup: (this: Document, ev: MouseEvent) => any; /** - * Fires when the wheel button is rotated. - * @param ev The mouse event - */ + * Fires when the wheel button is rotated. + * @param ev The mouse event + */ onmousewheel: (this: Document, ev: WheelEvent) => any; onmscontentzoom: (this: Document, ev: UIEvent) => any; onmsgesturechange: (this: Document, ev: MSGestureEvent) => any; @@ -6911,146 +7023,154 @@ interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEven onmspointerover: (this: Document, ev: MSPointerEvent) => any; onmspointerup: (this: Document, ev: MSPointerEvent) => any; /** - * Occurs when an item is removed from a Jump List of a webpage running in Site Mode. - * @param ev The event. - */ + * Occurs when an item is removed from a Jump List of a webpage running in Site Mode. + * @param ev The event. + */ onmssitemodejumplistitemremoved: (this: Document, ev: MSSiteModeEvent) => any; /** - * Occurs when a user clicks a button in a Thumbnail Toolbar of a webpage running in Site Mode. - * @param ev The event. - */ + * Occurs when a user clicks a button in a Thumbnail Toolbar of a webpage running in Site Mode. + * @param ev The event. + */ onmsthumbnailclick: (this: Document, ev: MSSiteModeEvent) => any; /** - * Occurs when playback is paused. - * @param ev The event. - */ + * Occurs when playback is paused. + * @param ev The event. + */ onpause: (this: Document, ev: Event) => any; /** - * Occurs when the play method is requested. - * @param ev The event. - */ + * Occurs when the play method is requested. + * @param ev The event. + */ onplay: (this: Document, ev: Event) => any; /** - * Occurs when the audio or video has started playing. - * @param ev The event. - */ + * Occurs when the audio or video has started playing. + * @param ev The event. + */ onplaying: (this: Document, ev: Event) => any; onpointerlockchange: (this: Document, ev: Event) => any; onpointerlockerror: (this: Document, ev: Event) => any; /** - * Occurs to indicate progress while downloading media data. - * @param ev The event. - */ + * Occurs to indicate progress while downloading media data. + * @param ev The event. + */ onprogress: (this: Document, ev: ProgressEvent) => any; /** - * Occurs when the playback rate is increased or decreased. - * @param ev The event. - */ + * Occurs when the playback rate is increased or decreased. + * @param ev The event. + */ onratechange: (this: Document, ev: Event) => any; /** - * Fires when the state of the object has changed. - * @param ev The event - */ - onreadystatechange: (this: Document, ev: ProgressEvent) => any; + * Fires when the state of the object has changed. + * @param ev The event + */ + onreadystatechange: (this: Document, ev: Event) => any; /** - * Fires when the user resets a form. - * @param ev The event. - */ + * Fires when the user resets a form. + * @param ev The event. + */ onreset: (this: Document, ev: Event) => any; /** - * Fires when the user repositions the scroll box in the scroll bar on the object. - * @param ev The event. - */ + * Fires when the user repositions the scroll box in the scroll bar on the object. + * @param ev The event. + */ onscroll: (this: Document, ev: UIEvent) => any; /** - * Occurs when the seek operation ends. - * @param ev The event. - */ + * Occurs when the seek operation ends. + * @param ev The event. + */ onseeked: (this: Document, ev: Event) => any; /** - * Occurs when the current playback position is moved. - * @param ev The event. - */ + * Occurs when the current playback position is moved. + * @param ev The event. + */ onseeking: (this: Document, ev: Event) => any; /** - * Fires when the current selection changes. - * @param ev The event. - */ + * Fires when the current selection changes. + * @param ev The event. + */ onselect: (this: Document, ev: UIEvent) => any; /** - * Fires when the selection state of a document changes. - * @param ev The event. - */ + * Fires when the selection state of a document changes. + * @param ev The event. + */ onselectionchange: (this: Document, ev: Event) => any; onselectstart: (this: Document, ev: Event) => any; /** - * Occurs when the download has stopped. - * @param ev The event. - */ + * Occurs when the download has stopped. + * @param ev The event. + */ onstalled: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the Stop button or leaves the Web page. - * @param ev The event. - */ + * Fires when the user clicks the Stop button or leaves the Web page. + * @param ev The event. + */ onstop: (this: Document, ev: Event) => any; onsubmit: (this: Document, ev: Event) => any; /** - * Occurs if the load operation has been intentionally halted. - * @param ev The event. - */ + * Occurs if the load operation has been intentionally halted. + * @param ev The event. + */ onsuspend: (this: Document, ev: Event) => any; /** - * Occurs to indicate the current playback position. - * @param ev The event. - */ + * Occurs to indicate the current playback position. + * @param ev The event. + */ ontimeupdate: (this: Document, ev: Event) => any; ontouchcancel: (ev: TouchEvent) => any; ontouchend: (ev: TouchEvent) => any; ontouchmove: (ev: TouchEvent) => any; ontouchstart: (ev: TouchEvent) => any; /** - * Occurs when the volume is changed, or playback is muted or unmuted. - * @param ev The event. - */ + * Occurs when the volume is changed, or playback is muted or unmuted. + * @param ev The event. + */ onvolumechange: (this: Document, ev: Event) => any; /** - * Occurs when playback stops because the next frame of a video resource is not available. - * @param ev The event. - */ + * Occurs when playback stops because the next frame of a video resource is not available. + * @param ev The event. + */ onwaiting: (this: Document, ev: Event) => any; onwebkitfullscreenchange: (this: Document, ev: Event) => any; onwebkitfullscreenerror: (this: Document, ev: Event) => any; plugins: HTMLCollectionOf; readonly pointerLockElement: Element; /** - * Retrieves a value that indicates the current state of the object. - */ + * Retrieves a value that indicates the current state of the object. + */ readonly readyState: string; /** - * Gets the URL of the location that referred the user to the current page. - */ + * Gets the URL of the location that referred the user to the current page. + */ readonly referrer: string; /** - * Gets the root svg element in the document hierarchy. - */ + * Gets the root svg element in the document hierarchy. + */ readonly rootElement: SVGSVGElement; /** - * Retrieves a collection of all script objects in the document. - */ + * Retrieves a collection of all script objects in the document. + */ scripts: HTMLCollectionOf; readonly scrollingElement: Element | null; /** - * Retrieves a collection of styleSheet objects representing the style sheets that correspond to each instance of a link or style object in the document. - */ + * Retrieves a collection of styleSheet objects representing the style sheets that correspond to each instance of a link or style object in the document. + */ readonly styleSheets: StyleSheetList; /** - * Contains the title of the document. - */ + * Contains the title of the document. + */ title: string; - readonly visibilityState: string; - /** - * Sets or gets the color of the links that the user has visited. - */ + /** + * Sets or gets the URL for the current document. + */ + readonly URL: string; + /** + * Gets the URL for the document, stripped of any character encoding. + */ + readonly URLUnencoded: string; + readonly visibilityState: VisibilityState; + /** + * Sets or gets the color of the links that the user has visited. + */ vlinkColor: string; readonly webkitCurrentFullScreenElement: Element | null; readonly webkitFullscreenElement: Element | null; @@ -7059,275 +7179,421 @@ interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEven readonly xmlEncoding: string | null; xmlStandalone: boolean; /** - * Gets or sets the version attribute specified in the declaration of an XML document. - */ + * Gets or sets the version attribute specified in the declaration of an XML document. + */ xmlVersion: string | null; - adoptNode(source: Node): Node; + adoptNode(source: T): T; captureEvents(): void; caretRangeFromPoint(x: number, y: number): Range; clear(): void; /** - * Closes an output stream and forces the sent data to display. - */ + * Closes an output stream and forces the sent data to display. + */ close(): void; /** - * Creates an attribute object with a specified name. - * @param name String that sets the attribute object's name. - */ + * Creates an attribute object with a specified name. + * @param name String that sets the attribute object's name. + */ createAttribute(name: string): Attr; createAttributeNS(namespaceURI: string | null, qualifiedName: string): Attr; createCDATASection(data: string): CDATASection; /** - * Creates a comment object with the specified data. - * @param data Sets the comment object's data. - */ + * Creates a comment object with the specified data. + * @param data Sets the comment object's data. + */ createComment(data: string): Comment; /** - * Creates a new document. - */ + * Creates a new document. + */ createDocumentFragment(): DocumentFragment; /** - * Creates an instance of the element for the specified tag. - * @param tagName The name of an element. - */ + * Creates an instance of the element for the specified tag. + * @param tagName The name of an element. + */ createElement(tagName: K): HTMLElementTagNameMap[K]; createElement(tagName: string): HTMLElement; - createElementNS(namespaceURI: "http://www.w3.org/1999/xhtml", qualifiedName: string): HTMLElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "a"): SVGAElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "circle"): SVGCircleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "clipPath"): SVGClipPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "componentTransferFunction"): SVGComponentTransferFunctionElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "defs"): SVGDefsElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "desc"): SVGDescElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "ellipse"): SVGEllipseElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feBlend"): SVGFEBlendElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feColorMatrix"): SVGFEColorMatrixElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComponentTransfer"): SVGFEComponentTransferElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComposite"): SVGFECompositeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feConvolveMatrix"): SVGFEConvolveMatrixElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDiffuseLighting"): SVGFEDiffuseLightingElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDisplacementMap"): SVGFEDisplacementMapElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDistantLight"): SVGFEDistantLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFlood"): SVGFEFloodElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncA"): SVGFEFuncAElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncB"): SVGFEFuncBElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncG"): SVGFEFuncGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncR"): SVGFEFuncRElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feGaussianBlur"): SVGFEGaussianBlurElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feImage"): SVGFEImageElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMerge"): SVGFEMergeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMergeNode"): SVGFEMergeNodeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMorphology"): SVGFEMorphologyElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feOffset"): SVGFEOffsetElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "fePointLight"): SVGFEPointLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpecularLighting"): SVGFESpecularLightingElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpotLight"): SVGFESpotLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTile"): SVGFETileElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTurbulence"): SVGFETurbulenceElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "filter"): SVGFilterElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "foreignObject"): SVGForeignObjectElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "g"): SVGGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "image"): SVGImageElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "gradient"): SVGGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "line"): SVGLineElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "linearGradient"): SVGLinearGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "marker"): SVGMarkerElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "mask"): SVGMaskElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "path"): SVGPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "metadata"): SVGMetadataElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "pattern"): SVGPatternElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polygon"): SVGPolygonElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polyline"): SVGPolylineElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "radialGradient"): SVGRadialGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "rect"): SVGRectElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "svg"): SVGSVGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "script"): SVGScriptElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "stop"): SVGStopElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "style"): SVGStyleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "switch"): SVGSwitchElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "symbol"): SVGSymbolElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "tspan"): SVGTSpanElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textContent"): SVGTextContentElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "text"): SVGTextElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPath"): SVGTextPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPositioning"): SVGTextPositioningElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "title"): SVGTitleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "use"): SVGUseElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "view"): SVGViewElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: string): SVGElement + createElementNS(namespaceURI: "http://www.w3.org/1999/xhtml", qualifiedName: string): HTMLElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "a"): SVGAElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "circle"): SVGCircleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "clipPath"): SVGClipPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "componentTransferFunction"): SVGComponentTransferFunctionElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "defs"): SVGDefsElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "desc"): SVGDescElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "ellipse"): SVGEllipseElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feBlend"): SVGFEBlendElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feColorMatrix"): SVGFEColorMatrixElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComponentTransfer"): SVGFEComponentTransferElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComposite"): SVGFECompositeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feConvolveMatrix"): SVGFEConvolveMatrixElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDiffuseLighting"): SVGFEDiffuseLightingElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDisplacementMap"): SVGFEDisplacementMapElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDistantLight"): SVGFEDistantLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFlood"): SVGFEFloodElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncA"): SVGFEFuncAElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncB"): SVGFEFuncBElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncG"): SVGFEFuncGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncR"): SVGFEFuncRElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feGaussianBlur"): SVGFEGaussianBlurElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feImage"): SVGFEImageElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMerge"): SVGFEMergeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMergeNode"): SVGFEMergeNodeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMorphology"): SVGFEMorphologyElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feOffset"): SVGFEOffsetElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "fePointLight"): SVGFEPointLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpecularLighting"): SVGFESpecularLightingElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpotLight"): SVGFESpotLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTile"): SVGFETileElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTurbulence"): SVGFETurbulenceElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "filter"): SVGFilterElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "foreignObject"): SVGForeignObjectElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "g"): SVGGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "image"): SVGImageElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "gradient"): SVGGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "line"): SVGLineElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "linearGradient"): SVGLinearGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "marker"): SVGMarkerElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "mask"): SVGMaskElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "path"): SVGPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "metadata"): SVGMetadataElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "pattern"): SVGPatternElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polygon"): SVGPolygonElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polyline"): SVGPolylineElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "radialGradient"): SVGRadialGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "rect"): SVGRectElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "svg"): SVGSVGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "script"): SVGScriptElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "stop"): SVGStopElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "style"): SVGStyleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "switch"): SVGSwitchElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "symbol"): SVGSymbolElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "tspan"): SVGTSpanElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textContent"): SVGTextContentElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "text"): SVGTextElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPath"): SVGTextPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPositioning"): SVGTextPositioningElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "title"): SVGTitleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "use"): SVGUseElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "view"): SVGViewElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: string): SVGElement; createElementNS(namespaceURI: string | null, qualifiedName: string): Element; createExpression(expression: string, resolver: XPathNSResolver): XPathExpression; - createNSResolver(nodeResolver: Node): XPathNSResolver; /** - * Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document. - * @param root The root element or node to start traversing on. - * @param whatToShow The type of nodes or elements to appear in the node list - * @param filter A custom NodeFilter function to use. For more information, see filter. Use null for no filter. - * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. - */ + * Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document. + * @param root The root element or node to start traversing on. + * @param whatToShow The type of nodes or elements to appear in the node list + * @param filter A custom NodeFilter function to use. For more information, see filter. Use null for no filter. + * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. + */ createNodeIterator(root: Node, whatToShow?: number, filter?: NodeFilter, entityReferenceExpansion?: boolean): NodeIterator; + createNSResolver(nodeResolver: Node): XPathNSResolver; createProcessingInstruction(target: string, data: string): ProcessingInstruction; /** - * Returns an empty range object that has both of its boundary points positioned at the beginning of the document. - */ + * Returns an empty range object that has both of its boundary points positioned at the beginning of the document. + */ createRange(): Range; /** - * Creates a text string from the specified value. - * @param data String that specifies the nodeValue property of the text node. - */ + * Creates a text string from the specified value. + * @param data String that specifies the nodeValue property of the text node. + */ createTextNode(data: string): Text; createTouch(view: Window, target: EventTarget, identifier: number, pageX: number, pageY: number, screenX: number, screenY: number): Touch; createTouchList(...touches: Touch[]): TouchList; /** - * Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document. - * @param root The root element or node to start traversing on. - * @param whatToShow The type of nodes or elements to appear in the node list. For more information, see whatToShow. - * @param filter A custom NodeFilter function to use. - * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. - */ + * Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document. + * @param root The root element or node to start traversing on. + * @param whatToShow The type of nodes or elements to appear in the node list. For more information, see whatToShow. + * @param filter A custom NodeFilter function to use. + * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. + */ createTreeWalker(root: Node, whatToShow?: number, filter?: NodeFilter, entityReferenceExpansion?: boolean): TreeWalker; /** - * Returns the element for the specified x coordinate and the specified y coordinate. - * @param x The x-offset - * @param y The y-offset - */ + * Returns the element for the specified x coordinate and the specified y coordinate. + * @param x The x-offset + * @param y The y-offset + */ elementFromPoint(x: number, y: number): Element; evaluate(expression: string, contextNode: Node, resolver: XPathNSResolver | null, type: number, result: XPathResult | null): XPathResult; /** - * Executes a command on the current document, current selection, or the given range. - * @param commandId String that specifies the command to execute. This command can be any of the command identifiers that can be executed in script. - * @param showUI Display the user interface, defaults to false. - * @param value Value to assign. - */ + * Executes a command on the current document, current selection, or the given range. + * @param commandId String that specifies the command to execute. This command can be any of the command identifiers that can be executed in script. + * @param showUI Display the user interface, defaults to false. + * @param value Value to assign. + */ execCommand(commandId: string, showUI?: boolean, value?: any): boolean; /** - * Displays help information for the given command identifier. - * @param commandId Displays help information for the given command identifier. - */ + * Displays help information for the given command identifier. + * @param commandId Displays help information for the given command identifier. + */ execCommandShowHelp(commandId: string): boolean; exitFullscreen(): void; exitPointerLock(): void; /** - * Causes the element to receive the focus and executes the code specified by the onfocus event. - */ + * Causes the element to receive the focus and executes the code specified by the onfocus event. + */ focus(): void; /** - * Returns a reference to the first object with the specified value of the ID or NAME attribute. - * @param elementId String that specifies the ID value. Case-insensitive. - */ + * Returns a reference to the first object with the specified value of the ID or NAME attribute. + * @param elementId String that specifies the ID value. Case-insensitive. + */ getElementById(elementId: string): HTMLElement | null; getElementsByClassName(classNames: string): HTMLCollectionOf; /** - * Gets a collection of objects based on the value of the NAME or ID attribute. - * @param elementName Gets a collection of objects based on the value of the NAME or ID attribute. - */ + * Gets a collection of objects based on the value of the NAME or ID attribute. + * @param elementName Gets a collection of objects based on the value of the NAME or ID attribute. + */ getElementsByName(elementName: string): NodeListOf; /** - * Retrieves a collection of objects based on the specified element name. - * @param name Specifies the name of an element. - */ + * Retrieves a collection of objects based on the specified element name. + * @param name Specifies the name of an element. + */ getElementsByTagName(tagname: K): ElementListTagNameMap[K]; getElementsByTagName(tagname: string): NodeListOf; getElementsByTagNameNS(namespaceURI: "http://www.w3.org/1999/xhtml", localName: string): HTMLCollectionOf; getElementsByTagNameNS(namespaceURI: "http://www.w3.org/2000/svg", localName: string): HTMLCollectionOf; getElementsByTagNameNS(namespaceURI: string, localName: string): HTMLCollectionOf; /** - * Returns an object representing the current selection of the document that is loaded into the object displaying a webpage. - */ + * Returns an object representing the current selection of the document that is loaded into the object displaying a webpage. + */ getSelection(): Selection; /** - * Gets a value indicating whether the object currently has focus. - */ + * Gets a value indicating whether the object currently has focus. + */ hasFocus(): boolean; - importNode(importedNode: Node, deep: boolean): Node; + importNode(importedNode: T, deep: boolean): T; msElementsFromPoint(x: number, y: number): NodeListOf; msElementsFromRect(left: number, top: number, width: number, height: number): NodeListOf; /** - * Opens a new window and loads a document specified by a given URL. Also, opens a new window that uses the url parameter and the name parameter to collect the output of the write method and the writeln method. - * @param url Specifies a MIME type for the document. - * @param name Specifies the name of the window. This name is used as the value for the TARGET attribute on a form or an anchor element. - * @param features Contains a list of items separated by commas. Each item consists of an option and a value, separated by an equals sign (for example, "fullscreen=yes, toolbar=yes"). The following values are supported. - * @param replace Specifies whether the existing entry for the document is replaced in the history list. - */ + * Opens a new window and loads a document specified by a given URL. Also, opens a new window that uses the url parameter and the name parameter to collect the output of the write method and the writeln method. + * @param url Specifies a MIME type for the document. + * @param name Specifies the name of the window. This name is used as the value for the TARGET attribute on a form or an anchor element. + * @param features Contains a list of items separated by commas. Each item consists of an option and a value, separated by an equals sign (for example, "fullscreen=yes, toolbar=yes"). The following values are supported. + * @param replace Specifies whether the existing entry for the document is replaced in the history list. + */ open(url?: string, name?: string, features?: string, replace?: boolean): Document; - /** - * Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document. - * @param commandId Specifies a command identifier. - */ + /** + * Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document. + * @param commandId Specifies a command identifier. + */ queryCommandEnabled(commandId: string): boolean; /** - * Returns a Boolean value that indicates whether the specified command is in the indeterminate state. - * @param commandId String that specifies a command identifier. - */ + * Returns a Boolean value that indicates whether the specified command is in the indeterminate state. + * @param commandId String that specifies a command identifier. + */ queryCommandIndeterm(commandId: string): boolean; /** - * Returns a Boolean value that indicates the current state of the command. - * @param commandId String that specifies a command identifier. - */ + * Returns a Boolean value that indicates the current state of the command. + * @param commandId String that specifies a command identifier. + */ queryCommandState(commandId: string): boolean; /** - * Returns a Boolean value that indicates whether the current command is supported on the current range. - * @param commandId Specifies a command identifier. - */ + * Returns a Boolean value that indicates whether the current command is supported on the current range. + * @param commandId Specifies a command identifier. + */ queryCommandSupported(commandId: string): boolean; /** - * Retrieves the string associated with a command. - * @param commandId String that contains the identifier of a command. This can be any command identifier given in the list of Command Identifiers. - */ + * Retrieves the string associated with a command. + * @param commandId String that contains the identifier of a command. This can be any command identifier given in the list of Command Identifiers. + */ queryCommandText(commandId: string): string; /** - * Returns the current value of the document, range, or current selection for the given command. - * @param commandId String that specifies a command identifier. - */ + * Returns the current value of the document, range, or current selection for the given command. + * @param commandId String that specifies a command identifier. + */ queryCommandValue(commandId: string): string; releaseEvents(): void; /** - * Allows updating the print settings for the page. - */ + * Allows updating the print settings for the page. + */ updateSettings(): void; webkitCancelFullScreen(): void; webkitExitFullscreen(): void; /** - * Writes one or more HTML expressions to a document in the specified window. - * @param content Specifies the text and HTML tags to write. - */ + * Writes one or more HTML expressions to a document in the specified window. + * @param content Specifies the text and HTML tags to write. + */ write(...content: string[]): void; /** - * Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window. - * @param content The text and HTML tags to write. - */ + * Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window. + * @param content The text and HTML tags to write. + */ writeln(...content: string[]): void; addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var Document: { + prototype: Document; + new(): Document; +}; + +interface DocumentFragment extends Node, NodeSelector, ParentNode { + getElementById(elementId: string): HTMLElement | null; +} + +declare var DocumentFragment: { + prototype: DocumentFragment; + new(): DocumentFragment; +}; + +interface DocumentType extends Node, ChildNode { + readonly entities: NamedNodeMap; + readonly internalSubset: string | null; + readonly name: string; + readonly notations: NamedNodeMap; + readonly publicId: string; + readonly systemId: string; +} + +declare var DocumentType: { + prototype: DocumentType; + new(): DocumentType; +}; + +interface DOMError { + readonly name: string; + toString(): string; +} + +declare var DOMError: { + prototype: DOMError; + new(): DOMError; +}; + +interface DOMException { + readonly code: number; + readonly message: string; + readonly name: string; + toString(): string; + readonly ABORT_ERR: number; + readonly DATA_CLONE_ERR: number; + readonly DOMSTRING_SIZE_ERR: number; + readonly HIERARCHY_REQUEST_ERR: number; + readonly INDEX_SIZE_ERR: number; + readonly INUSE_ATTRIBUTE_ERR: number; + readonly INVALID_ACCESS_ERR: number; + readonly INVALID_CHARACTER_ERR: number; + readonly INVALID_MODIFICATION_ERR: number; + readonly INVALID_NODE_TYPE_ERR: number; + readonly INVALID_STATE_ERR: number; + readonly NAMESPACE_ERR: number; + readonly NETWORK_ERR: number; + readonly NO_DATA_ALLOWED_ERR: number; + readonly NO_MODIFICATION_ALLOWED_ERR: number; + readonly NOT_FOUND_ERR: number; + readonly NOT_SUPPORTED_ERR: number; + readonly PARSE_ERR: number; + readonly QUOTA_EXCEEDED_ERR: number; + readonly SECURITY_ERR: number; + readonly SERIALIZE_ERR: number; + readonly SYNTAX_ERR: number; + readonly TIMEOUT_ERR: number; + readonly TYPE_MISMATCH_ERR: number; + readonly URL_MISMATCH_ERR: number; + readonly VALIDATION_ERR: number; + readonly WRONG_DOCUMENT_ERR: number; } -declare var Document: { - prototype: Document; - new(): Document; +declare var DOMException: { + prototype: DOMException; + new(message?: string, name?: string): DOMException; + readonly ABORT_ERR: number; + readonly DATA_CLONE_ERR: number; + readonly DOMSTRING_SIZE_ERR: number; + readonly HIERARCHY_REQUEST_ERR: number; + readonly INDEX_SIZE_ERR: number; + readonly INUSE_ATTRIBUTE_ERR: number; + readonly INVALID_ACCESS_ERR: number; + readonly INVALID_CHARACTER_ERR: number; + readonly INVALID_MODIFICATION_ERR: number; + readonly INVALID_NODE_TYPE_ERR: number; + readonly INVALID_STATE_ERR: number; + readonly NAMESPACE_ERR: number; + readonly NETWORK_ERR: number; + readonly NO_DATA_ALLOWED_ERR: number; + readonly NO_MODIFICATION_ALLOWED_ERR: number; + readonly NOT_FOUND_ERR: number; + readonly NOT_SUPPORTED_ERR: number; + readonly PARSE_ERR: number; + readonly QUOTA_EXCEEDED_ERR: number; + readonly SECURITY_ERR: number; + readonly SERIALIZE_ERR: number; + readonly SYNTAX_ERR: number; + readonly TIMEOUT_ERR: number; + readonly TYPE_MISMATCH_ERR: number; + readonly URL_MISMATCH_ERR: number; + readonly VALIDATION_ERR: number; + readonly WRONG_DOCUMENT_ERR: number; +}; + +interface DOMImplementation { + createDocument(namespaceURI: string | null, qualifiedName: string | null, doctype: DocumentType | null): Document; + createDocumentType(qualifiedName: string, publicId: string, systemId: string): DocumentType; + createHTMLDocument(title: string): Document; + hasFeature(feature: string | null, version: string | null): boolean; } -interface DocumentFragment extends Node, NodeSelector, ParentNode { +declare var DOMImplementation: { + prototype: DOMImplementation; + new(): DOMImplementation; +}; + +interface DOMParser { + parseFromString(source: string, mimeType: string): Document; } -declare var DocumentFragment: { - prototype: DocumentFragment; - new(): DocumentFragment; +declare var DOMParser: { + prototype: DOMParser; + new(): DOMParser; +}; + +interface DOMSettableTokenList extends DOMTokenList { + value: string; } -interface DocumentType extends Node, ChildNode { - readonly entities: NamedNodeMap; - readonly internalSubset: string | null; - readonly name: string; - readonly notations: NamedNodeMap; - readonly publicId: string | null; - readonly systemId: string | null; +declare var DOMSettableTokenList: { + prototype: DOMSettableTokenList; + new(): DOMSettableTokenList; +}; + +interface DOMStringList { + readonly length: number; + contains(str: string): boolean; + item(index: number): string | null; + [index: number]: string; } -declare var DocumentType: { - prototype: DocumentType; - new(): DocumentType; +declare var DOMStringList: { + prototype: DOMStringList; + new(): DOMStringList; +}; + +interface DOMStringMap { + [name: string]: string | undefined; } +declare var DOMStringMap: { + prototype: DOMStringMap; + new(): DOMStringMap; +}; + +interface DOMTokenList { + readonly length: number; + add(...token: string[]): void; + contains(token: string): boolean; + item(index: number): string; + remove(...token: string[]): void; + toggle(token: string, force?: boolean): boolean; + toString(): string; + [index: number]: string; +} + +declare var DOMTokenList: { + prototype: DOMTokenList; + new(): DOMTokenList; +}; + interface DragEvent extends MouseEvent { readonly dataTransfer: DataTransfer; initDragEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, dataTransferArg: DataTransfer): void; @@ -7336,14 +7602,14 @@ interface DragEvent extends MouseEvent { declare var DragEvent: { prototype: DragEvent; - new(): DragEvent; -} + new(type: "drag" | "dragend" | "dragenter" | "dragexit" | "dragleave" | "dragover" | "dragstart" | "drop", dragEventInit?: { dataTransfer?: DataTransfer }): DragEvent; +}; interface DynamicsCompressorNode extends AudioNode { readonly attack: AudioParam; readonly knee: AudioParam; readonly ratio: AudioParam; - readonly reduction: AudioParam; + readonly reduction: number; readonly release: AudioParam; readonly threshold: AudioParam; } @@ -7351,31 +7617,11 @@ interface DynamicsCompressorNode extends AudioNode { declare var DynamicsCompressorNode: { prototype: DynamicsCompressorNode; new(): DynamicsCompressorNode; -} - -interface EXT_frag_depth { -} - -declare var EXT_frag_depth: { - prototype: EXT_frag_depth; - new(): EXT_frag_depth; -} - -interface EXT_texture_filter_anisotropic { - readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; - readonly TEXTURE_MAX_ANISOTROPY_EXT: number; -} - -declare var EXT_texture_filter_anisotropic: { - prototype: EXT_texture_filter_anisotropic; - new(): EXT_texture_filter_anisotropic; - readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; - readonly TEXTURE_MAX_ANISOTROPY_EXT: number; -} +}; interface ElementEventMap extends GlobalEventHandlersEventMap { - "ariarequest": AriaRequestEvent; - "command": CommandEvent; + "ariarequest": Event; + "command": Event; "gotpointercapture": PointerEvent; "lostpointercapture": PointerEvent; "MSGestureChange": MSGestureEvent; @@ -7411,10 +7657,11 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec readonly clientTop: number; readonly clientWidth: number; id: string; + innerHTML: string; msContentZoomFactor: number; readonly msRegionOverflow: string; - onariarequest: (this: Element, ev: AriaRequestEvent) => any; - oncommand: (this: Element, ev: CommandEvent) => any; + onariarequest: (this: Element, ev: Event) => any; + oncommand: (this: Element, ev: Event) => any; ongotpointercapture: (this: Element, ev: PointerEvent) => any; onlostpointercapture: (this: Element, ev: PointerEvent) => any; onmsgesturechange: (this: Element, ev: MSGestureEvent) => any; @@ -7440,20 +7687,20 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec ontouchstart: (ev: TouchEvent) => any; onwebkitfullscreenchange: (this: Element, ev: Event) => any; onwebkitfullscreenerror: (this: Element, ev: Event) => any; + outerHTML: string; readonly prefix: string | null; readonly scrollHeight: number; scrollLeft: number; scrollTop: number; readonly scrollWidth: number; readonly tagName: string; - innerHTML: string; readonly assignedSlot: HTMLSlotElement | null; slot: string; readonly shadowRoot: ShadowRoot | null; getAttribute(name: string): string | null; - getAttributeNS(namespaceURI: string, localName: string): string; getAttributeNode(name: string): Attr; getAttributeNodeNS(namespaceURI: string, localName: string): Attr; + getAttributeNS(namespaceURI: string, localName: string): string; getBoundingClientRect(): ClientRect; getClientRects(): ClientRectList; getElementsByTagName(name: K): ElementListTagNameMap[K]; @@ -7470,19 +7717,19 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec msSetPointerCapture(pointerId: number): void; msZoomTo(args: MsZoomToOptions): void; releasePointerCapture(pointerId: number): void; - removeAttribute(name?: string): void; - removeAttributeNS(namespaceURI: string, localName: string): void; + removeAttribute(qualifiedName: string): void; removeAttributeNode(oldAttr: Attr): Attr; + removeAttributeNS(namespaceURI: string, localName: string): void; requestFullscreen(): void; requestPointerLock(): void; setAttribute(name: string, value: string): void; - setAttributeNS(namespaceURI: string, qualifiedName: string, value: string): void; setAttributeNode(newAttr: Attr): Attr; setAttributeNodeNS(newAttr: Attr): Attr; + setAttributeNS(namespaceURI: string, qualifiedName: string, value: string): void; setPointerCapture(pointerId: number): void; webkitMatchesSelector(selectors: string): boolean; - webkitRequestFullScreen(): void; webkitRequestFullscreen(): void; + webkitRequestFullScreen(): void; getElementsByClassName(classNames: string): NodeListOf; matches(selector: string): boolean; closest(selector: string): Element | null; @@ -7493,18 +7740,20 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec scrollTo(x: number, y: number): void; scrollBy(options?: ScrollToOptions): void; scrollBy(x: number, y: number): void; - insertAdjacentElement(position: string, insertedElement: Element): Element | null; - insertAdjacentHTML(where: string, html: string): void; - insertAdjacentText(where: string, text: string): void; + insertAdjacentElement(position: InsertPosition, insertedElement: Element): Element | null; + insertAdjacentHTML(where: InsertPosition, html: string): void; + insertAdjacentText(where: InsertPosition, text: string): void; attachShadow(shadowRootInitDict: ShadowRootInit): ShadowRoot; addEventListener(type: K, listener: (this: Element, ev: ElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Element, ev: ElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Element: { prototype: Element; new(): Element; -} +}; interface ErrorEvent extends Event { readonly colno: number; @@ -7517,13 +7766,13 @@ interface ErrorEvent extends Event { declare var ErrorEvent: { prototype: ErrorEvent; - new(): ErrorEvent; -} + new(type: string, errorEventInitDict?: ErrorEventInit): ErrorEvent; +}; interface Event { readonly bubbles: boolean; - cancelBubble: boolean; readonly cancelable: boolean; + cancelBubble: boolean; readonly currentTarget: EventTarget; readonly defaultPrevented: boolean; readonly eventPhase: number; @@ -7546,30 +7795,65 @@ interface Event { declare var Event: { prototype: Event; - new(type: string, eventInitDict?: EventInit): Event; + new(typeArg: string, eventInitDict?: EventInit): Event; readonly AT_TARGET: number; readonly BUBBLING_PHASE: number; readonly CAPTURING_PHASE: number; -} +}; interface EventTarget { - addEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; + addEventListener(type: string, listener?: EventListenerOrEventListenerObject, options?: boolean | AddEventListenerOptions): void; dispatchEvent(evt: Event): boolean; - removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, options?: boolean | EventListenerOptions): void; } declare var EventTarget: { prototype: EventTarget; new(): EventTarget; +}; + +interface EXT_frag_depth { +} + +declare var EXT_frag_depth: { + prototype: EXT_frag_depth; + new(): EXT_frag_depth; +}; + +interface EXT_texture_filter_anisotropic { + readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; + readonly TEXTURE_MAX_ANISOTROPY_EXT: number; +} + +declare var EXT_texture_filter_anisotropic: { + prototype: EXT_texture_filter_anisotropic; + new(): EXT_texture_filter_anisotropic; + readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; + readonly TEXTURE_MAX_ANISOTROPY_EXT: number; +}; + +interface ExtensionScriptApis { + extensionIdToShortId(extensionId: string): number; + fireExtensionApiTelemetry(functionName: string, isSucceeded: boolean, isSupported: boolean): void; + genericFunction(routerAddress: any, parameters?: string, callbackId?: number): void; + genericSynchronousFunction(functionId: number, parameters?: string): string; + getExtensionId(): string; + registerGenericFunctionCallbackHandler(callbackHandler: any): void; + registerGenericPersistentCallbackHandler(callbackHandler: any): void; } +declare var ExtensionScriptApis: { + prototype: ExtensionScriptApis; + new(): ExtensionScriptApis; +}; + interface External { } declare var External: { prototype: External; new(): External; -} +}; interface File extends Blob { readonly lastModifiedDate: any; @@ -7580,7 +7864,7 @@ interface File extends Blob { declare var File: { prototype: File; new (parts: (ArrayBuffer | ArrayBufferView | Blob | string)[], filename: string, properties?: FilePropertyBag): File; -} +}; interface FileList { readonly length: number; @@ -7591,7 +7875,7 @@ interface FileList { declare var FileList: { prototype: FileList; new(): FileList; -} +}; interface FileReader extends EventTarget, MSBaseReader { readonly error: DOMError; @@ -7599,14 +7883,16 @@ interface FileReader extends EventTarget, MSBaseReader { readAsBinaryString(blob: Blob): void; readAsDataURL(blob: Blob): void; readAsText(blob: Blob, encoding?: string): void; - addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: FileReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: FileReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var FileReader: { prototype: FileReader; new(): FileReader; -} +}; interface FocusEvent extends UIEvent { readonly relatedTarget: EventTarget; @@ -7616,16 +7902,35 @@ interface FocusEvent extends UIEvent { declare var FocusEvent: { prototype: FocusEvent; new(typeArg: string, eventInitDict?: FocusEventInit): FocusEvent; +}; + +interface FocusNavigationEvent extends Event { + readonly navigationReason: NavigationReason; + readonly originHeight: number; + readonly originLeft: number; + readonly originTop: number; + readonly originWidth: number; + requestFocus(): void; } +declare var FocusNavigationEvent: { + prototype: FocusNavigationEvent; + new(type: string, eventInitDict?: FocusNavigationEventInit): FocusNavigationEvent; +}; + interface FormData { - append(name: any, value: any, blobName?: string): void; + append(name: string, value: string | Blob, fileName?: string): void; + delete(name: string): void; + get(name: string): FormDataEntryValue | null; + getAll(name: string): FormDataEntryValue[]; + has(name: string): boolean; + set(name: string, value: string | Blob, fileName?: string): void; } declare var FormData: { prototype: FormData; new (form?: HTMLFormElement): FormData; -} +}; interface GainNode extends AudioNode { readonly gain: AudioParam; @@ -7634,7 +7939,7 @@ interface GainNode extends AudioNode { declare var GainNode: { prototype: GainNode; new(): GainNode; -} +}; interface Gamepad { readonly axes: number[]; @@ -7649,7 +7954,7 @@ interface Gamepad { declare var Gamepad: { prototype: Gamepad; new(): Gamepad; -} +}; interface GamepadButton { readonly pressed: boolean; @@ -7659,7 +7964,7 @@ interface GamepadButton { declare var GamepadButton: { prototype: GamepadButton; new(): GamepadButton; -} +}; interface GamepadEvent extends Event { readonly gamepad: Gamepad; @@ -7667,8 +7972,8 @@ interface GamepadEvent extends Event { declare var GamepadEvent: { prototype: GamepadEvent; - new(): GamepadEvent; -} + new(typeArg: string, eventInitDict?: GamepadEventInit): GamepadEvent; +}; interface Geolocation { clearWatch(watchId: number): void; @@ -7679,3330 +7984,3960 @@ interface Geolocation { declare var Geolocation: { prototype: Geolocation; new(): Geolocation; +}; + +interface HashChangeEvent extends Event { + readonly newURL: string | null; + readonly oldURL: string | null; +} + +declare var HashChangeEvent: { + prototype: HashChangeEvent; + new(typeArg: string, eventInitDict?: HashChangeEventInit): HashChangeEvent; +}; + +interface Headers { + append(name: string, value: string): void; + delete(name: string): void; + forEach(callback: ForEachCallback): void; + get(name: string): string | null; + has(name: string): boolean; + set(name: string, value: string): void; +} + +declare var Headers: { + prototype: Headers; + new(init?: Headers | string[][] | object): Headers; +}; + +interface History { + readonly length: number; + readonly state: any; + scrollRestoration: ScrollRestoration; + back(): void; + forward(): void; + go(delta?: number): void; + pushState(data: any, title: string, url?: string | null): void; + replaceState(data: any, title: string, url?: string | null): void; } -interface HTMLAllCollection extends HTMLCollection { - namedItem(name: string): Element; +declare var History: { + prototype: History; + new(): History; +}; + +interface HTMLAllCollection { + readonly length: number; + item(nameOrIndex?: string): HTMLCollection | Element | null; + namedItem(name: string): HTMLCollection | Element | null; + [index: number]: Element; } declare var HTMLAllCollection: { prototype: HTMLAllCollection; new(): HTMLAllCollection; -} +}; interface HTMLAnchorElement extends HTMLElement { - Methods: string; /** - * Sets or retrieves the character set used to encode the object. - */ + * Sets or retrieves the character set used to encode the object. + */ charset: string; /** - * Sets or retrieves the coordinates of the object. - */ + * Sets or retrieves the coordinates of the object. + */ coords: string; download: string; /** - * Contains the anchor portion of the URL including the hash sign (#). - */ + * Contains the anchor portion of the URL including the hash sign (#). + */ hash: string; /** - * Contains the hostname and port values of the URL. - */ + * Contains the hostname and port values of the URL. + */ host: string; /** - * Contains the hostname of a URL. - */ + * Contains the hostname of a URL. + */ hostname: string; /** - * Sets or retrieves a destination URL or an anchor point. - */ + * Sets or retrieves a destination URL or an anchor point. + */ href: string; /** - * Sets or retrieves the language code of the object. - */ + * Sets or retrieves the language code of the object. + */ hreflang: string; + Methods: string; readonly mimeType: string; /** - * Sets or retrieves the shape of the object. - */ + * Sets or retrieves the shape of the object. + */ name: string; readonly nameProp: string; /** - * Contains the pathname of the URL. - */ + * Contains the pathname of the URL. + */ pathname: string; /** - * Sets or retrieves the port number associated with a URL. - */ + * Sets or retrieves the port number associated with a URL. + */ port: string; /** - * Contains the protocol of the URL. - */ + * Contains the protocol of the URL. + */ protocol: string; readonly protocolLong: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ + * Sets or retrieves the relationship between the object and the destination of the link. + */ rel: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ + * Sets or retrieves the relationship between the object and the destination of the link. + */ rev: string; /** - * Sets or retrieves the substring of the href property that follows the question mark. - */ + * Sets or retrieves the substring of the href property that follows the question mark. + */ search: string; /** - * Sets or retrieves the shape of the object. - */ + * Sets or retrieves the shape of the object. + */ shape: string; /** - * Sets or retrieves the window or frame at which to target content. - */ + * Sets or retrieves the window or frame at which to target content. + */ target: string; /** - * Retrieves or sets the text of the object as a string. - */ + * Retrieves or sets the text of the object as a string. + */ text: string; type: string; urn: string; - /** - * Returns a string representation of an object. - */ + /** + * Returns a string representation of an object. + */ toString(): string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLAnchorElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAnchorElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var HTMLAnchorElement: { prototype: HTMLAnchorElement; new(): HTMLAnchorElement; -} +}; interface HTMLAppletElement extends HTMLElement { - /** - * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. - */ - readonly BaseHref: string; align: string; /** - * Sets or retrieves a text alternative to the graphic. - */ + * Sets or retrieves a text alternative to the graphic. + */ alt: string; /** - * Gets or sets the optional alternative HTML script to execute if the object fails to load. - */ + * Gets or sets the optional alternative HTML script to execute if the object fails to load. + */ altHtml: string; /** - * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. - */ + * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. + */ archive: string; + /** + * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. + */ + readonly BaseHref: string; border: string; code: string; /** - * Sets or retrieves the URL of the component. - */ + * Sets or retrieves the URL of the component. + */ codeBase: string; /** - * Sets or retrieves the Internet media type for the code associated with the object. - */ + * Sets or retrieves the Internet media type for the code associated with the object. + */ codeType: string; /** - * Address of a pointer to the document this page or frame contains. If there is no document, then null will be returned. - */ + * Address of a pointer to the document this page or frame contains. If there is no document, then null will be returned. + */ readonly contentDocument: Document; /** - * Sets or retrieves the URL that references the data of the object. - */ + * Sets or retrieves the URL that references the data of the object. + */ data: string; /** - * Sets or retrieves a character string that can be used to implement your own declare functionality for the object. - */ + * Sets or retrieves a character string that can be used to implement your own declare functionality for the object. + */ declare: boolean; - readonly form: HTMLFormElement; + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the height of the object. - */ + * Sets or retrieves the height of the object. + */ height: string; hspace: number; /** - * Sets or retrieves the shape of the object. - */ + * Sets or retrieves the shape of the object. + */ name: string; object: string | null; /** - * Sets or retrieves a message to be displayed while an object is loading. - */ + * Sets or retrieves a message to be displayed while an object is loading. + */ standby: string; /** - * Returns the content type of the object. - */ + * Returns the content type of the object. + */ type: string; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ useMap: string; vspace: number; width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLAppletElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAppletElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var HTMLAppletElement: { prototype: HTMLAppletElement; new(): HTMLAppletElement; -} +}; interface HTMLAreaElement extends HTMLElement { /** - * Sets or retrieves a text alternative to the graphic. - */ + * Sets or retrieves a text alternative to the graphic. + */ alt: string; /** - * Sets or retrieves the coordinates of the object. - */ + * Sets or retrieves the coordinates of the object. + */ coords: string; download: string; /** - * Sets or retrieves the subsection of the href property that follows the number sign (#). - */ + * Sets or retrieves the subsection of the href property that follows the number sign (#). + */ hash: string; /** - * Sets or retrieves the hostname and port number of the location or URL. - */ + * Sets or retrieves the hostname and port number of the location or URL. + */ host: string; /** - * Sets or retrieves the host name part of the location or URL. - */ - hostname: string; + * Sets or retrieves the host name part of the location or URL. + */ + hostname: string; + /** + * Sets or retrieves a destination URL or an anchor point. + */ + href: string; + /** + * Sets or gets whether clicks in this region cause action. + */ + noHref: boolean; + /** + * Sets or retrieves the file name or path specified by the object. + */ + pathname: string; + /** + * Sets or retrieves the port number associated with a URL. + */ + port: string; + /** + * Sets or retrieves the protocol portion of a URL. + */ + protocol: string; + rel: string; + /** + * Sets or retrieves the substring of the href property that follows the question mark. + */ + search: string; + /** + * Sets or retrieves the shape of the object. + */ + shape: string; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + /** + * Returns a string representation of an object. + */ + toString(): string; + addEventListener(type: K, listener: (this: HTMLAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLAreaElement: { + prototype: HTMLAreaElement; + new(): HTMLAreaElement; +}; + +interface HTMLAreasCollection extends HTMLCollectionBase { +} + +declare var HTMLAreasCollection: { + prototype: HTMLAreasCollection; + new(): HTMLAreasCollection; +}; + +interface HTMLAudioElement extends HTMLMediaElement { + addEventListener(type: K, listener: (this: HTMLAudioElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAudioElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLAudioElement: { + prototype: HTMLAudioElement; + new(): HTMLAudioElement; +}; + +interface HTMLBaseElement extends HTMLElement { + /** + * Gets or sets the baseline URL on which relative links are based. + */ + href: string; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + addEventListener(type: K, listener: (this: HTMLBaseElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBaseElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBaseElement: { + prototype: HTMLBaseElement; + new(): HTMLBaseElement; +}; + +interface HTMLBaseFontElement extends HTMLElement, DOML2DeprecatedColorProperty { + /** + * Sets or retrieves the current typeface family. + */ + face: string; + /** + * Sets or retrieves the font size of the object. + */ + size: number; + addEventListener(type: K, listener: (this: HTMLBaseFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBaseFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBaseFontElement: { + prototype: HTMLBaseFontElement; + new(): HTMLBaseFontElement; +}; + +interface HTMLBodyElementEventMap extends HTMLElementEventMap { + "afterprint": Event; + "beforeprint": Event; + "beforeunload": BeforeUnloadEvent; + "blur": FocusEvent; + "error": ErrorEvent; + "focus": FocusEvent; + "hashchange": HashChangeEvent; + "load": Event; + "message": MessageEvent; + "offline": Event; + "online": Event; + "orientationchange": Event; + "pagehide": PageTransitionEvent; + "pageshow": PageTransitionEvent; + "popstate": PopStateEvent; + "resize": UIEvent; + "scroll": UIEvent; + "storage": StorageEvent; + "unload": Event; +} + +interface HTMLBodyElement extends HTMLElement { + aLink: any; + background: string; + bgColor: any; + bgProperties: string; + link: any; + noWrap: boolean; + onafterprint: (this: HTMLBodyElement, ev: Event) => any; + onbeforeprint: (this: HTMLBodyElement, ev: Event) => any; + onbeforeunload: (this: HTMLBodyElement, ev: BeforeUnloadEvent) => any; + onhashchange: (this: HTMLBodyElement, ev: HashChangeEvent) => any; + onmessage: (this: HTMLBodyElement, ev: MessageEvent) => any; + onoffline: (this: HTMLBodyElement, ev: Event) => any; + ononline: (this: HTMLBodyElement, ev: Event) => any; + onorientationchange: (this: HTMLBodyElement, ev: Event) => any; + onpagehide: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; + onpageshow: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; + onpopstate: (this: HTMLBodyElement, ev: PopStateEvent) => any; + onresize: (this: HTMLBodyElement, ev: UIEvent) => any; + onstorage: (this: HTMLBodyElement, ev: StorageEvent) => any; + onunload: (this: HTMLBodyElement, ev: Event) => any; + text: any; + vLink: any; + addEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBodyElement: { + prototype: HTMLBodyElement; + new(): HTMLBodyElement; +}; + +interface HTMLBRElement extends HTMLElement { + /** + * Sets or retrieves the side on which floating objects are not to be positioned when any IHTMLBlockElement is inserted into the document. + */ + clear: string; + addEventListener(type: K, listener: (this: HTMLBRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBRElement: { + prototype: HTMLBRElement; + new(): HTMLBRElement; +}; + +interface HTMLButtonElement extends HTMLElement { + /** + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; + disabled: boolean; + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + /** + * Overrides the action attribute (where the data on a form is sent) on the parent form element. + */ + formAction: string; + /** + * Used to override the encoding (formEnctype attribute) specified on the form element. + */ + formEnctype: string; + /** + * Overrides the submit method attribute previously specified on a form element. + */ + formMethod: string; + /** + * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. + */ + formNoValidate: string; + /** + * Overrides the target attribute on a form element. + */ + formTarget: string; + /** + * Sets or retrieves the name of the object. + */ + name: string; + status: any; + /** + * Gets the classification and default behavior of the button. + */ + type: string; + /** + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; + /** + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; + /** + * Sets or retrieves the default or selected value of the control. + */ + value: string; /** - * Sets or retrieves a destination URL or an anchor point. - */ - href: string; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Sets or gets whether clicks in this region cause action. - */ - noHref: boolean; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Sets or retrieves the file name or path specified by the object. - */ - pathname: string; + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLButtonElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLButtonElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLButtonElement: { + prototype: HTMLButtonElement; + new(): HTMLButtonElement; +}; + +interface HTMLCanvasElement extends HTMLElement { /** - * Sets or retrieves the port number associated with a URL. - */ - port: string; + * Gets or sets the height of a canvas element on a document. + */ + height: number; /** - * Sets or retrieves the protocol portion of a URL. - */ - protocol: string; - rel: string; + * Gets or sets the width of a canvas element on a document. + */ + width: number; /** - * Sets or retrieves the substring of the href property that follows the question mark. - */ - search: string; + * Returns an object that provides methods and properties for drawing and manipulating images and graphics on a canvas element in a document. A context object includes information about colors, line widths, fonts, and other graphic parameters that can be drawn on a canvas. + * @param contextId The identifier (ID) of the type of canvas to create. Internet Explorer 9 and Internet Explorer 10 support only a 2-D context using canvas.getContext("2d"); IE11 Preview also supports 3-D or WebGL context using canvas.getContext("experimental-webgl"); + */ + getContext(contextId: "2d", contextAttributes?: Canvas2DContextAttributes): CanvasRenderingContext2D | null; + getContext(contextId: "webgl" | "experimental-webgl", contextAttributes?: WebGLContextAttributes): WebGLRenderingContext | null; + getContext(contextId: string, contextAttributes?: {}): CanvasRenderingContext2D | WebGLRenderingContext | null; /** - * Sets or retrieves the shape of the object. - */ - shape: string; + * Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing. + */ + msToBlob(): Blob; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; - /** - * Returns a string representation of an object. - */ - toString(): string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Returns the content of the current canvas as an image that you can use as a source for another canvas or an HTML element. + * @param type The standard MIME type for the image format to return. If you do not specify this parameter, the default value is a PNG format image. + */ + toDataURL(type?: string, ...args: any[]): string; + toBlob(callback: (result: Blob | null) => void, type?: string, ...arguments: any[]): void; + addEventListener(type: K, listener: (this: HTMLCanvasElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLCanvasElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAreaElement: { - prototype: HTMLAreaElement; - new(): HTMLAreaElement; -} +declare var HTMLCanvasElement: { + prototype: HTMLCanvasElement; + new(): HTMLCanvasElement; +}; -interface HTMLAreasCollection extends HTMLCollection { +interface HTMLCollectionBase { /** - * Adds an element to the areas, controlRange, or options collection. - */ - add(element: HTMLElement, before?: HTMLElement | number): void; + * Sets or retrieves the number of objects in a collection. + */ + readonly length: number; /** - * Removes an element from the collection. - */ - remove(index?: number): void; + * Retrieves an object from various collections. + */ + item(index: number): Element; + [index: number]: Element; } -declare var HTMLAreasCollection: { - prototype: HTMLAreasCollection; - new(): HTMLAreasCollection; +interface HTMLCollection extends HTMLCollectionBase { + /** + * Retrieves a select object or an object from an options collection. + */ + namedItem(name: string): Element | null; } -interface HTMLAudioElement extends HTMLMediaElement { - addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; +declare var HTMLCollection: { + prototype: HTMLCollection; + new(): HTMLCollection; +}; + +interface HTMLDataElement extends HTMLElement { + value: string; + addEventListener(type: K, listener: (this: HTMLDataElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDataElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAudioElement: { - prototype: HTMLAudioElement; - new(): HTMLAudioElement; -} +declare var HTMLDataElement: { + prototype: HTMLDataElement; + new(): HTMLDataElement; +}; -interface HTMLBRElement extends HTMLElement { - /** - * Sets or retrieves the side on which floating objects are not to be positioned when any IHTMLBlockElement is inserted into the document. - */ - clear: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLDataListElement extends HTMLElement { + options: HTMLCollectionOf; + addEventListener(type: K, listener: (this: HTMLDataListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDataListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBRElement: { - prototype: HTMLBRElement; - new(): HTMLBRElement; +declare var HTMLDataListElement: { + prototype: HTMLDataListElement; + new(): HTMLDataListElement; +}; + +interface HTMLDirectoryElement extends HTMLElement { + compact: boolean; + addEventListener(type: K, listener: (this: HTMLDirectoryElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDirectoryElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLBaseElement extends HTMLElement { +declare var HTMLDirectoryElement: { + prototype: HTMLDirectoryElement; + new(): HTMLDirectoryElement; +}; + +interface HTMLDivElement extends HTMLElement { /** - * Gets or sets the baseline URL on which relative links are based. - */ - href: string; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves whether the browser automatically performs wordwrap. + */ + noWrap: boolean; + addEventListener(type: K, listener: (this: HTMLDivElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDivElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBaseElement: { - prototype: HTMLBaseElement; - new(): HTMLBaseElement; +declare var HTMLDivElement: { + prototype: HTMLDivElement; + new(): HTMLDivElement; +}; + +interface HTMLDListElement extends HTMLElement { + compact: boolean; + addEventListener(type: K, listener: (this: HTMLDListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLBaseFontElement extends HTMLElement, DOML2DeprecatedColorProperty { - /** - * Sets or retrieves the current typeface family. - */ - face: string; - /** - * Sets or retrieves the font size of the object. - */ - size: number; +declare var HTMLDListElement: { + prototype: HTMLDListElement; + new(): HTMLDListElement; +}; + +interface HTMLDocument extends Document { + addEventListener(type: K, listener: (this: HTMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDocument: { + prototype: HTMLDocument; + new(): HTMLDocument; +}; + +interface HTMLElementEventMap extends ElementEventMap { + "abort": UIEvent; + "activate": UIEvent; + "beforeactivate": UIEvent; + "beforecopy": ClipboardEvent; + "beforecut": ClipboardEvent; + "beforedeactivate": UIEvent; + "beforepaste": ClipboardEvent; + "blur": FocusEvent; + "canplay": Event; + "canplaythrough": Event; + "change": Event; + "click": MouseEvent; + "contextmenu": PointerEvent; + "copy": ClipboardEvent; + "cuechange": Event; + "cut": ClipboardEvent; + "dblclick": MouseEvent; + "deactivate": UIEvent; + "drag": DragEvent; + "dragend": DragEvent; + "dragenter": DragEvent; + "dragleave": DragEvent; + "dragover": DragEvent; + "dragstart": DragEvent; + "drop": DragEvent; + "durationchange": Event; + "emptied": Event; + "ended": MediaStreamErrorEvent; + "error": ErrorEvent; + "focus": FocusEvent; + "input": Event; + "invalid": Event; + "keydown": KeyboardEvent; + "keypress": KeyboardEvent; + "keyup": KeyboardEvent; + "load": Event; + "loadeddata": Event; + "loadedmetadata": Event; + "loadstart": Event; + "mousedown": MouseEvent; + "mouseenter": MouseEvent; + "mouseleave": MouseEvent; + "mousemove": MouseEvent; + "mouseout": MouseEvent; + "mouseover": MouseEvent; + "mouseup": MouseEvent; + "mousewheel": WheelEvent; + "MSContentZoom": UIEvent; + "MSManipulationStateChanged": MSManipulationEvent; + "paste": ClipboardEvent; + "pause": Event; + "play": Event; + "playing": Event; + "progress": ProgressEvent; + "ratechange": Event; + "reset": Event; + "scroll": UIEvent; + "seeked": Event; + "seeking": Event; + "select": UIEvent; + "selectstart": Event; + "stalled": Event; + "submit": Event; + "suspend": Event; + "timeupdate": Event; + "volumechange": Event; + "waiting": Event; +} + +interface HTMLElement extends Element { + accessKey: string; + readonly children: HTMLCollection; + contentEditable: string; + readonly dataset: DOMStringMap; + dir: string; + draggable: boolean; + hidden: boolean; + hideFocus: boolean; + innerText: string; + readonly isContentEditable: boolean; + lang: string; + readonly offsetHeight: number; + readonly offsetLeft: number; + readonly offsetParent: Element; + readonly offsetTop: number; + readonly offsetWidth: number; + onabort: (this: HTMLElement, ev: UIEvent) => any; + onactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforeactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforecopy: (this: HTMLElement, ev: ClipboardEvent) => any; + onbeforecut: (this: HTMLElement, ev: ClipboardEvent) => any; + onbeforedeactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforepaste: (this: HTMLElement, ev: ClipboardEvent) => any; + onblur: (this: HTMLElement, ev: FocusEvent) => any; + oncanplay: (this: HTMLElement, ev: Event) => any; + oncanplaythrough: (this: HTMLElement, ev: Event) => any; + onchange: (this: HTMLElement, ev: Event) => any; + onclick: (this: HTMLElement, ev: MouseEvent) => any; + oncontextmenu: (this: HTMLElement, ev: PointerEvent) => any; + oncopy: (this: HTMLElement, ev: ClipboardEvent) => any; + oncuechange: (this: HTMLElement, ev: Event) => any; + oncut: (this: HTMLElement, ev: ClipboardEvent) => any; + ondblclick: (this: HTMLElement, ev: MouseEvent) => any; + ondeactivate: (this: HTMLElement, ev: UIEvent) => any; + ondrag: (this: HTMLElement, ev: DragEvent) => any; + ondragend: (this: HTMLElement, ev: DragEvent) => any; + ondragenter: (this: HTMLElement, ev: DragEvent) => any; + ondragleave: (this: HTMLElement, ev: DragEvent) => any; + ondragover: (this: HTMLElement, ev: DragEvent) => any; + ondragstart: (this: HTMLElement, ev: DragEvent) => any; + ondrop: (this: HTMLElement, ev: DragEvent) => any; + ondurationchange: (this: HTMLElement, ev: Event) => any; + onemptied: (this: HTMLElement, ev: Event) => any; + onended: (this: HTMLElement, ev: MediaStreamErrorEvent) => any; + onerror: (this: HTMLElement, ev: ErrorEvent) => any; + onfocus: (this: HTMLElement, ev: FocusEvent) => any; + oninput: (this: HTMLElement, ev: Event) => any; + oninvalid: (this: HTMLElement, ev: Event) => any; + onkeydown: (this: HTMLElement, ev: KeyboardEvent) => any; + onkeypress: (this: HTMLElement, ev: KeyboardEvent) => any; + onkeyup: (this: HTMLElement, ev: KeyboardEvent) => any; + onload: (this: HTMLElement, ev: Event) => any; + onloadeddata: (this: HTMLElement, ev: Event) => any; + onloadedmetadata: (this: HTMLElement, ev: Event) => any; + onloadstart: (this: HTMLElement, ev: Event) => any; + onmousedown: (this: HTMLElement, ev: MouseEvent) => any; + onmouseenter: (this: HTMLElement, ev: MouseEvent) => any; + onmouseleave: (this: HTMLElement, ev: MouseEvent) => any; + onmousemove: (this: HTMLElement, ev: MouseEvent) => any; + onmouseout: (this: HTMLElement, ev: MouseEvent) => any; + onmouseover: (this: HTMLElement, ev: MouseEvent) => any; + onmouseup: (this: HTMLElement, ev: MouseEvent) => any; + onmousewheel: (this: HTMLElement, ev: WheelEvent) => any; + onmscontentzoom: (this: HTMLElement, ev: UIEvent) => any; + onmsmanipulationstatechanged: (this: HTMLElement, ev: MSManipulationEvent) => any; + onpaste: (this: HTMLElement, ev: ClipboardEvent) => any; + onpause: (this: HTMLElement, ev: Event) => any; + onplay: (this: HTMLElement, ev: Event) => any; + onplaying: (this: HTMLElement, ev: Event) => any; + onprogress: (this: HTMLElement, ev: ProgressEvent) => any; + onratechange: (this: HTMLElement, ev: Event) => any; + onreset: (this: HTMLElement, ev: Event) => any; + onscroll: (this: HTMLElement, ev: UIEvent) => any; + onseeked: (this: HTMLElement, ev: Event) => any; + onseeking: (this: HTMLElement, ev: Event) => any; + onselect: (this: HTMLElement, ev: UIEvent) => any; + onselectstart: (this: HTMLElement, ev: Event) => any; + onstalled: (this: HTMLElement, ev: Event) => any; + onsubmit: (this: HTMLElement, ev: Event) => any; + onsuspend: (this: HTMLElement, ev: Event) => any; + ontimeupdate: (this: HTMLElement, ev: Event) => any; + onvolumechange: (this: HTMLElement, ev: Event) => any; + onwaiting: (this: HTMLElement, ev: Event) => any; + outerText: string; + spellcheck: boolean; + readonly style: CSSStyleDeclaration; + tabIndex: number; + title: string; + blur(): void; + click(): void; + dragDrop(): boolean; + focus(): void; + msGetInputContext(): MSInputMethodContext; addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBaseFontElement: { - prototype: HTMLBaseFontElement; - new(): HTMLBaseFontElement; -} - -interface HTMLBodyElementEventMap extends HTMLElementEventMap { - "afterprint": Event; - "beforeprint": Event; - "beforeunload": BeforeUnloadEvent; - "blur": FocusEvent; - "error": ErrorEvent; - "focus": FocusEvent; - "hashchange": HashChangeEvent; - "load": Event; - "message": MessageEvent; - "offline": Event; - "online": Event; - "orientationchange": Event; - "pagehide": PageTransitionEvent; - "pageshow": PageTransitionEvent; - "popstate": PopStateEvent; - "resize": UIEvent; - "storage": StorageEvent; - "unload": Event; -} - -interface HTMLBodyElement extends HTMLElement { - aLink: any; - background: string; - bgColor: any; - bgProperties: string; - link: any; - noWrap: boolean; - onafterprint: (this: HTMLBodyElement, ev: Event) => any; - onbeforeprint: (this: HTMLBodyElement, ev: Event) => any; - onbeforeunload: (this: HTMLBodyElement, ev: BeforeUnloadEvent) => any; - onblur: (this: HTMLBodyElement, ev: FocusEvent) => any; - onerror: (this: HTMLBodyElement, ev: ErrorEvent) => any; - onfocus: (this: HTMLBodyElement, ev: FocusEvent) => any; - onhashchange: (this: HTMLBodyElement, ev: HashChangeEvent) => any; - onload: (this: HTMLBodyElement, ev: Event) => any; - onmessage: (this: HTMLBodyElement, ev: MessageEvent) => any; - onoffline: (this: HTMLBodyElement, ev: Event) => any; - ononline: (this: HTMLBodyElement, ev: Event) => any; - onorientationchange: (this: HTMLBodyElement, ev: Event) => any; - onpagehide: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; - onpageshow: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; - onpopstate: (this: HTMLBodyElement, ev: PopStateEvent) => any; - onresize: (this: HTMLBodyElement, ev: UIEvent) => any; - onstorage: (this: HTMLBodyElement, ev: StorageEvent) => any; - onunload: (this: HTMLBodyElement, ev: Event) => any; - text: any; - vLink: any; - addEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLBodyElement: { - prototype: HTMLBodyElement; - new(): HTMLBodyElement; -} +declare var HTMLElement: { + prototype: HTMLElement; + new(): HTMLElement; +}; -interface HTMLButtonElement extends HTMLElement { - /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; - disabled: boolean; +interface HTMLEmbedElement extends HTMLElement, GetSVGDocument { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the height of the object. + */ + height: string; + hidden: any; /** - * Overrides the action attribute (where the data on a form is sent) on the parent form element. - */ - formAction: string; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; /** - * Used to override the encoding (formEnctype attribute) specified on the form element. - */ - formEnctype: string; + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ + msPlayToPreferredSourceUri: string; /** - * Overrides the submit method attribute previously specified on a form element. - */ - formMethod: string; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. - */ - formNoValidate: string; + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * Overrides the target attribute on a form element. - */ - formTarget: string; - /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the name of the object. + */ name: string; - status: any; - /** - * Gets the classification and default behavior of the button. - */ - type: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * Retrieves the palette used for the embedded document. + */ + readonly palette: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - /** - * Sets or retrieves the default or selected value of the control. - */ - value: string; + * Retrieves the URL of the plug-in used to view an embedded document. + */ + readonly pluginspage: string; + readonly readyState: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the height and width units of the embed object. + */ + units: string; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLEmbedElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLEmbedElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLButtonElement: { - prototype: HTMLButtonElement; - new(): HTMLButtonElement; -} +declare var HTMLEmbedElement: { + prototype: HTMLEmbedElement; + new(): HTMLEmbedElement; +}; -interface HTMLCanvasElement extends HTMLElement { - /** - * Gets or sets the height of a canvas element on a document. - */ - height: number; - /** - * Gets or sets the width of a canvas element on a document. - */ - width: number; +interface HTMLFieldSetElement extends HTMLElement { /** - * Returns an object that provides methods and properties for drawing and manipulating images and graphics on a canvas element in a document. A context object includes information about colors, line widths, fonts, and other graphic parameters that can be drawn on a canvas. - * @param contextId The identifier (ID) of the type of canvas to create. Internet Explorer 9 and Internet Explorer 10 support only a 2-D context using canvas.getContext("2d"); IE11 Preview also supports 3-D or WebGL context using canvas.getContext("experimental-webgl"); - */ - getContext(contextId: "2d", contextAttributes?: Canvas2DContextAttributes): CanvasRenderingContext2D | null; - getContext(contextId: "webgl" | "experimental-webgl", contextAttributes?: WebGLContextAttributes): WebGLRenderingContext | null; - getContext(contextId: string, contextAttributes?: {}): CanvasRenderingContext2D | WebGLRenderingContext | null; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + disabled: boolean; /** - * Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing. - */ - msToBlob(): Blob; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + name: string; /** - * Returns the content of the current canvas as an image that you can use as a source for another canvas or an HTML element. - * @param type The standard MIME type for the image format to return. If you do not specify this parameter, the default value is a PNG format image. - */ - toDataURL(type?: string, ...args: any[]): string; - toBlob(callback: (result: Blob | null) => void, type?: string, ...arguments: any[]): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLCanvasElement: { - prototype: HTMLCanvasElement; - new(): HTMLCanvasElement; -} - -interface HTMLCollection { + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * Sets or retrieves the number of objects in a collection. - */ - readonly length: number; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Retrieves an object from various collections. - */ - item(index: number): Element; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Retrieves a select object or an object from an options collection. - */ - namedItem(name: string): Element; - [index: number]: Element; -} - -declare var HTMLCollection: { - prototype: HTMLCollection; - new(): HTMLCollection; -} - -interface HTMLDListElement extends HTMLElement { - compact: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLDListElement: { - prototype: HTMLDListElement; - new(): HTMLDListElement; -} - -interface HTMLDataListElement extends HTMLElement { - options: HTMLCollectionOf; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; + /** + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLFieldSetElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFieldSetElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDataListElement: { - prototype: HTMLDataListElement; - new(): HTMLDataListElement; -} +declare var HTMLFieldSetElement: { + prototype: HTMLFieldSetElement; + new(): HTMLFieldSetElement; +}; -interface HTMLDirectoryElement extends HTMLElement { - compact: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLFontElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { + /** + * Sets or retrieves the current typeface family. + */ + face: string; + addEventListener(type: K, listener: (this: HTMLFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDirectoryElement: { - prototype: HTMLDirectoryElement; - new(): HTMLDirectoryElement; +declare var HTMLFontElement: { + prototype: HTMLFontElement; + new(): HTMLFontElement; +}; + +interface HTMLFormControlsCollection extends HTMLCollectionBase { + namedItem(name: string): HTMLCollection | Element | null; } -interface HTMLDivElement extends HTMLElement { +declare var HTMLFormControlsCollection: { + prototype: HTMLFormControlsCollection; + new(): HTMLFormControlsCollection; +}; + +interface HTMLFormElement extends HTMLElement { /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Sets or retrieves a list of character encodings for input data that must be accepted by the server processing the form. + */ + acceptCharset: string; /** - * Sets or retrieves whether the browser automatically performs wordwrap. - */ - noWrap: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the URL to which the form content is sent for processing. + */ + action: string; + /** + * Specifies whether autocomplete is applied to an editable text field. + */ + autocomplete: string; + /** + * Retrieves a collection, in source order, of all controls in a given form. + */ + readonly elements: HTMLFormControlsCollection; + /** + * Sets or retrieves the MIME encoding for the form. + */ + encoding: string; + /** + * Sets or retrieves the encoding type for the form. + */ + enctype: string; + /** + * Sets or retrieves the number of objects in a collection. + */ + readonly length: number; + /** + * Sets or retrieves how to send the form data to the server. + */ + method: string; + /** + * Sets or retrieves the name of the object. + */ + name: string; + /** + * Designates a form that is not validated when submitted. + */ + noValidate: boolean; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + /** + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; + /** + * Retrieves a form object or an object from an elements collection. + * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. + * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. + */ + item(name?: any, index?: any): any; + /** + * Retrieves a form object or an object from an elements collection. + */ + namedItem(name: string): any; + /** + * Fires when the user resets a form. + */ + reset(): void; + /** + * Fires when a FORM is about to be submitted. + */ + submit(): void; + reportValidity(): boolean; + addEventListener(type: K, listener: (this: HTMLFormElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFormElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + [name: string]: any; } -declare var HTMLDivElement: { - prototype: HTMLDivElement; - new(): HTMLDivElement; +declare var HTMLFormElement: { + prototype: HTMLFormElement; + new(): HTMLFormElement; +}; + +interface HTMLFrameElementEventMap extends HTMLElementEventMap { + "load": Event; } -interface HTMLDocument extends Document { - addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLFrameElement extends HTMLElement, GetSVGDocument { + /** + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Sets or retrieves the border color of the object. + */ + borderColor: any; + /** + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; + /** + * Retrieves the object of the specified. + */ + readonly contentWindow: Window; + /** + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + /** + * Sets or retrieves the height of the object. + */ + height: string | number; + /** + * Sets or retrieves a URI to a long description of the object. + */ + longDesc: string; + /** + * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. + */ + marginHeight: string; + /** + * Sets or retrieves the left and right margin widths before displaying the text in a frame. + */ + marginWidth: string; + /** + * Sets or retrieves the frame name. + */ + name: string; + /** + * Sets or retrieves whether the user can resize the frame. + */ + noResize: boolean; + /** + * Sets or retrieves whether the frame can be scrolled. + */ + scrolling: string; + /** + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; + /** + * Sets or retrieves the width of the object. + */ + width: string | number; + addEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDocument: { - prototype: HTMLDocument; - new(): HTMLDocument; -} +declare var HTMLFrameElement: { + prototype: HTMLFrameElement; + new(): HTMLFrameElement; +}; -interface HTMLElementEventMap extends ElementEventMap { - "abort": UIEvent; - "activate": UIEvent; - "beforeactivate": UIEvent; - "beforecopy": ClipboardEvent; - "beforecut": ClipboardEvent; - "beforedeactivate": UIEvent; - "beforepaste": ClipboardEvent; +interface HTMLFrameSetElementEventMap extends HTMLElementEventMap { + "afterprint": Event; + "beforeprint": Event; + "beforeunload": BeforeUnloadEvent; "blur": FocusEvent; - "canplay": Event; - "canplaythrough": Event; - "change": Event; - "click": MouseEvent; - "contextmenu": PointerEvent; - "copy": ClipboardEvent; - "cuechange": Event; - "cut": ClipboardEvent; - "dblclick": MouseEvent; - "deactivate": UIEvent; - "drag": DragEvent; - "dragend": DragEvent; - "dragenter": DragEvent; - "dragleave": DragEvent; - "dragover": DragEvent; - "dragstart": DragEvent; - "drop": DragEvent; - "durationchange": Event; - "emptied": Event; - "ended": MediaStreamErrorEvent; "error": ErrorEvent; "focus": FocusEvent; - "input": Event; - "invalid": Event; - "keydown": KeyboardEvent; - "keypress": KeyboardEvent; - "keyup": KeyboardEvent; + "hashchange": HashChangeEvent; "load": Event; - "loadeddata": Event; - "loadedmetadata": Event; - "loadstart": Event; - "mousedown": MouseEvent; - "mouseenter": MouseEvent; - "mouseleave": MouseEvent; - "mousemove": MouseEvent; - "mouseout": MouseEvent; - "mouseover": MouseEvent; - "mouseup": MouseEvent; - "mousewheel": WheelEvent; - "MSContentZoom": UIEvent; - "MSManipulationStateChanged": MSManipulationEvent; - "paste": ClipboardEvent; - "pause": Event; - "play": Event; - "playing": Event; - "progress": ProgressEvent; - "ratechange": Event; - "reset": Event; + "message": MessageEvent; + "offline": Event; + "online": Event; + "orientationchange": Event; + "pagehide": PageTransitionEvent; + "pageshow": PageTransitionEvent; + "popstate": PopStateEvent; + "resize": UIEvent; "scroll": UIEvent; - "seeked": Event; - "seeking": Event; - "select": UIEvent; - "selectstart": Event; - "stalled": Event; - "submit": Event; - "suspend": Event; - "timeupdate": Event; - "volumechange": Event; - "waiting": Event; + "storage": StorageEvent; + "unload": Event; +} + +interface HTMLFrameSetElement extends HTMLElement { + border: string; + /** + * Sets or retrieves the border color of the object. + */ + borderColor: any; + /** + * Sets or retrieves the frame widths of the object. + */ + cols: string; + /** + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + name: string; + onafterprint: (this: HTMLFrameSetElement, ev: Event) => any; + onbeforeprint: (this: HTMLFrameSetElement, ev: Event) => any; + onbeforeunload: (this: HTMLFrameSetElement, ev: BeforeUnloadEvent) => any; + onhashchange: (this: HTMLFrameSetElement, ev: HashChangeEvent) => any; + onmessage: (this: HTMLFrameSetElement, ev: MessageEvent) => any; + onoffline: (this: HTMLFrameSetElement, ev: Event) => any; + ononline: (this: HTMLFrameSetElement, ev: Event) => any; + onorientationchange: (this: HTMLFrameSetElement, ev: Event) => any; + onpagehide: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; + onpageshow: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; + onpopstate: (this: HTMLFrameSetElement, ev: PopStateEvent) => any; + onresize: (this: HTMLFrameSetElement, ev: UIEvent) => any; + onstorage: (this: HTMLFrameSetElement, ev: StorageEvent) => any; + onunload: (this: HTMLFrameSetElement, ev: Event) => any; + /** + * Sets or retrieves the frame heights of the object. + */ + rows: string; + addEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLElement extends Element { - accessKey: string; - readonly children: HTMLCollection; - contentEditable: string; - readonly dataset: DOMStringMap; - dir: string; - draggable: boolean; - hidden: boolean; - hideFocus: boolean; - innerHTML: string; - innerText: string; - readonly isContentEditable: boolean; - lang: string; - readonly offsetHeight: number; - readonly offsetLeft: number; - readonly offsetParent: Element; - readonly offsetTop: number; - readonly offsetWidth: number; - onabort: (this: HTMLElement, ev: UIEvent) => any; - onactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforeactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforecopy: (this: HTMLElement, ev: ClipboardEvent) => any; - onbeforecut: (this: HTMLElement, ev: ClipboardEvent) => any; - onbeforedeactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforepaste: (this: HTMLElement, ev: ClipboardEvent) => any; - onblur: (this: HTMLElement, ev: FocusEvent) => any; - oncanplay: (this: HTMLElement, ev: Event) => any; - oncanplaythrough: (this: HTMLElement, ev: Event) => any; - onchange: (this: HTMLElement, ev: Event) => any; - onclick: (this: HTMLElement, ev: MouseEvent) => any; - oncontextmenu: (this: HTMLElement, ev: PointerEvent) => any; - oncopy: (this: HTMLElement, ev: ClipboardEvent) => any; - oncuechange: (this: HTMLElement, ev: Event) => any; - oncut: (this: HTMLElement, ev: ClipboardEvent) => any; - ondblclick: (this: HTMLElement, ev: MouseEvent) => any; - ondeactivate: (this: HTMLElement, ev: UIEvent) => any; - ondrag: (this: HTMLElement, ev: DragEvent) => any; - ondragend: (this: HTMLElement, ev: DragEvent) => any; - ondragenter: (this: HTMLElement, ev: DragEvent) => any; - ondragleave: (this: HTMLElement, ev: DragEvent) => any; - ondragover: (this: HTMLElement, ev: DragEvent) => any; - ondragstart: (this: HTMLElement, ev: DragEvent) => any; - ondrop: (this: HTMLElement, ev: DragEvent) => any; - ondurationchange: (this: HTMLElement, ev: Event) => any; - onemptied: (this: HTMLElement, ev: Event) => any; - onended: (this: HTMLElement, ev: MediaStreamErrorEvent) => any; - onerror: (this: HTMLElement, ev: ErrorEvent) => any; - onfocus: (this: HTMLElement, ev: FocusEvent) => any; - oninput: (this: HTMLElement, ev: Event) => any; - oninvalid: (this: HTMLElement, ev: Event) => any; - onkeydown: (this: HTMLElement, ev: KeyboardEvent) => any; - onkeypress: (this: HTMLElement, ev: KeyboardEvent) => any; - onkeyup: (this: HTMLElement, ev: KeyboardEvent) => any; - onload: (this: HTMLElement, ev: Event) => any; - onloadeddata: (this: HTMLElement, ev: Event) => any; - onloadedmetadata: (this: HTMLElement, ev: Event) => any; - onloadstart: (this: HTMLElement, ev: Event) => any; - onmousedown: (this: HTMLElement, ev: MouseEvent) => any; - onmouseenter: (this: HTMLElement, ev: MouseEvent) => any; - onmouseleave: (this: HTMLElement, ev: MouseEvent) => any; - onmousemove: (this: HTMLElement, ev: MouseEvent) => any; - onmouseout: (this: HTMLElement, ev: MouseEvent) => any; - onmouseover: (this: HTMLElement, ev: MouseEvent) => any; - onmouseup: (this: HTMLElement, ev: MouseEvent) => any; - onmousewheel: (this: HTMLElement, ev: WheelEvent) => any; - onmscontentzoom: (this: HTMLElement, ev: UIEvent) => any; - onmsmanipulationstatechanged: (this: HTMLElement, ev: MSManipulationEvent) => any; - onpaste: (this: HTMLElement, ev: ClipboardEvent) => any; - onpause: (this: HTMLElement, ev: Event) => any; - onplay: (this: HTMLElement, ev: Event) => any; - onplaying: (this: HTMLElement, ev: Event) => any; - onprogress: (this: HTMLElement, ev: ProgressEvent) => any; - onratechange: (this: HTMLElement, ev: Event) => any; - onreset: (this: HTMLElement, ev: Event) => any; - onscroll: (this: HTMLElement, ev: UIEvent) => any; - onseeked: (this: HTMLElement, ev: Event) => any; - onseeking: (this: HTMLElement, ev: Event) => any; - onselect: (this: HTMLElement, ev: UIEvent) => any; - onselectstart: (this: HTMLElement, ev: Event) => any; - onstalled: (this: HTMLElement, ev: Event) => any; - onsubmit: (this: HTMLElement, ev: Event) => any; - onsuspend: (this: HTMLElement, ev: Event) => any; - ontimeupdate: (this: HTMLElement, ev: Event) => any; - onvolumechange: (this: HTMLElement, ev: Event) => any; - onwaiting: (this: HTMLElement, ev: Event) => any; - outerHTML: string; - outerText: string; - spellcheck: boolean; - readonly style: CSSStyleDeclaration; - tabIndex: number; - title: string; - blur(): void; - click(): void; - dragDrop(): boolean; - focus(): void; - msGetInputContext(): MSInputMethodContext; - setActive(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +declare var HTMLFrameSetElement: { + prototype: HTMLFrameSetElement; + new(): HTMLFrameSetElement; +}; + +interface HTMLHeadElement extends HTMLElement { + profile: string; + addEventListener(type: K, listener: (this: HTMLHeadElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHeadElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLElement: { - prototype: HTMLElement; - new(): HTMLElement; +declare var HTMLHeadElement: { + prototype: HTMLHeadElement; + new(): HTMLHeadElement; +}; + +interface HTMLHeadingElement extends HTMLElement { + /** + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; + addEventListener(type: K, listener: (this: HTMLHeadingElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHeadingElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLEmbedElement extends HTMLElement, GetSVGDocument { +declare var HTMLHeadingElement: { + prototype: HTMLHeadingElement; + new(): HTMLHeadingElement; +}; + +interface HTMLHRElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { /** - * Sets or retrieves the height of the object. - */ + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + /** + * Sets or retrieves whether the horizontal rule is drawn with 3-D shading. + */ + noShade: boolean; + /** + * Sets or retrieves the width of the object. + */ + width: number; + addEventListener(type: K, listener: (this: HTMLHRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLHRElement: { + prototype: HTMLHRElement; + new(): HTMLHRElement; +}; + +interface HTMLHtmlElement extends HTMLElement { + /** + * Sets or retrieves the DTD version that governs the current document. + */ + version: string; + addEventListener(type: K, listener: (this: HTMLHtmlElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHtmlElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLHtmlElement: { + prototype: HTMLHtmlElement; + new(): HTMLHtmlElement; +}; + +interface HTMLIFrameElementEventMap extends HTMLElementEventMap { + "load": Event; +} + +interface HTMLIFrameElement extends HTMLElement, GetSVGDocument { + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + allowFullscreen: boolean; + allowPaymentRequest: boolean; + /** + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; + /** + * Retrieves the object of the specified. + */ + readonly contentWindow: Window; + /** + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + /** + * Sets or retrieves the height of the object. + */ height: string; - hidden: any; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Sets or retrieves the horizontal margin for the object. + */ + hspace: number; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; + * Sets or retrieves a URI to a long description of the object. + */ + longDesc: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. + */ + marginHeight: string; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Sets or retrieves the left and right margin widths before displaying the text in a frame. + */ + marginWidth: string; /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the frame name. + */ name: string; /** - * Retrieves the palette used for the embedded document. - */ - readonly palette: string; + * Sets or retrieves whether the user can resize the frame. + */ + noResize: boolean; + readonly sandbox: DOMSettableTokenList; /** - * Retrieves the URL of the plug-in used to view an embedded document. - */ - readonly pluginspage: string; - readonly readyState: string; + * Sets or retrieves whether the frame can be scrolled. + */ + scrolling: string; + /** + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; + /** + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; + /** + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLIFrameElement: { + prototype: HTMLIFrameElement; + new(): HTMLIFrameElement; +}; + +interface HTMLImageElement extends HTMLElement { + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + /** + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; + /** + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Retrieves whether the object is fully loaded. + */ + readonly complete: boolean; + crossOrigin: string | null; + readonly currentSrc: string; + /** + * Sets or retrieves the height of the object. + */ + height: number; + /** + * Sets or retrieves the width of the border to draw around the object. + */ + hspace: number; + /** + * Sets or retrieves whether the image is a server-side image map. + */ + isMap: boolean; + /** + * Sets or retrieves a Uniform Resource Identifier (URI) to a long description of the object. + */ + longDesc: string; + lowsrc: string; /** - * Sets or retrieves a URL to be loaded by the object. - */ - src: string; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; + msPlayToPreferredSourceUri: string; /** - * Sets or retrieves the height and width units of the embed object. - */ - units: string; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Sets or retrieves the width of the object. - */ - width: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLEmbedElement: { - prototype: HTMLEmbedElement; - new(): HTMLEmbedElement; -} - -interface HTMLFieldSetElement extends HTMLElement { + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - disabled: boolean; + * Sets or retrieves the name of the object. + */ + name: string; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * The original height of the image resource before sizing. + */ + readonly naturalHeight: number; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * The original width of the image resource before sizing. + */ + readonly naturalWidth: number; + sizes: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcset: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ + useMap: string; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the width of the object. + */ + width: number; + readonly x: number; + readonly y: number; + msGetAsCastingSource(): any; + addEventListener(type: K, listener: (this: HTMLImageElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLImageElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLFieldSetElement: { - prototype: HTMLFieldSetElement; - new(): HTMLFieldSetElement; -} +declare var HTMLImageElement: { + prototype: HTMLImageElement; + new(): HTMLImageElement; +}; -interface HTMLFontElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { +interface HTMLInputElement extends HTMLElement { /** - * Sets or retrieves the current typeface family. - */ - face: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFontElement: { - prototype: HTMLFontElement; - new(): HTMLFontElement; -} - -interface HTMLFormElement extends HTMLElement { + * Sets or retrieves a comma-separated list of content types. + */ + accept: string; /** - * Sets or retrieves a list of character encodings for input data that must be accepted by the server processing the form. - */ - acceptCharset: string; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the URL to which the form content is sent for processing. - */ - action: string; + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; /** - * Specifies whether autocomplete is applied to an editable text field. - */ + * Specifies whether autocomplete is applied to an editable text field. + */ autocomplete: string; /** - * Retrieves a collection, in source order, of all controls in a given form. - */ - readonly elements: HTMLCollection; - /** - * Sets or retrieves the MIME encoding for the form. - */ - encoding: string; + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; /** - * Sets or retrieves the encoding type for the form. - */ - enctype: string; + * Sets or retrieves the width of the border to draw around the object. + */ + border: string; /** - * Sets or retrieves the number of objects in a collection. - */ - readonly length: number; + * Sets or retrieves the state of the check box or radio button. + */ + checked: boolean; /** - * Sets or retrieves how to send the form data to the server. - */ - method: string; + * Retrieves whether the object is fully loaded. + */ + readonly complete: boolean; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Sets or retrieves the state of the check box or radio button. + */ + defaultChecked: boolean; /** - * Designates a form that is not validated when submitted. - */ - noValidate: boolean; + * Sets or retrieves the initial contents of the object. + */ + defaultValue: string; + disabled: boolean; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; + * Returns a FileList object on a file type input object. + */ + readonly files: FileList | null; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Retrieves a form object or an object from an elements collection. - * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. - * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. - */ - item(name?: any, index?: any): any; + * Overrides the action attribute (where the data on a form is sent) on the parent form element. + */ + formAction: string; /** - * Retrieves a form object or an object from an elements collection. - */ - namedItem(name: string): any; + * Used to override the encoding (formEnctype attribute) specified on the form element. + */ + formEnctype: string; /** - * Fires when the user resets a form. - */ - reset(): void; + * Overrides the submit method attribute previously specified on a form element. + */ + formMethod: string; /** - * Fires when a FORM is about to be submitted. - */ - submit(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; - [name: string]: any; -} - -declare var HTMLFormElement: { - prototype: HTMLFormElement; - new(): HTMLFormElement; -} - -interface HTMLFrameElementEventMap extends HTMLElementEventMap { - "load": Event; -} - -interface HTMLFrameElement extends HTMLElement, GetSVGDocument { + * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. + */ + formNoValidate: string; /** - * Specifies the properties of a border drawn around an object. - */ - border: string; + * Overrides the target attribute on a form element. + */ + formTarget: string; /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; + * Sets or retrieves the height of the object. + */ + height: string; /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * Sets or retrieves the width of the border to draw around the object. + */ + hspace: number; + indeterminate: boolean; /** - * Retrieves the object of the specified. - */ - readonly contentWindow: Window; + * Specifies the ID of a pre-defined datalist of options for an input element. + */ + readonly list: HTMLElement; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Defines the maximum acceptable value for an input element with type="number".When used with the min and step attributes, lets you control the range and increment (such as only even numbers) that the user can enter into an input field. + */ + max: string; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; + * Sets or retrieves the maximum number of characters that the user can enter in a text control. + */ + maxLength: number; /** - * Sets or retrieves the height of the object. - */ - height: string | number; + * Defines the minimum acceptable value for an input element with type="number". When used with the max and step attributes, lets you control the range and increment (such as even numbers only) that the user can enter into an input field. + */ + min: string; /** - * Sets or retrieves a URI to a long description of the object. - */ - longDesc: string; + * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. + */ + multiple: boolean; /** - * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. - */ - marginHeight: string; + * Sets or retrieves the name of the object. + */ + name: string; /** - * Sets or retrieves the left and right margin widths before displaying the text in a frame. - */ - marginWidth: string; + * Gets or sets a string containing a regular expression that the user's input must match. + */ + pattern: string; /** - * Sets or retrieves the frame name. - */ - name: string; + * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. + */ + placeholder: string; + readOnly: boolean; /** - * Sets or retrieves whether the user can resize the frame. - */ - noResize: boolean; + * When present, marks an element that can't be submitted without a value. + */ + required: boolean; + selectionDirection: string; /** - * Raised when the object has been completely received from the server. - */ - onload: (this: HTMLFrameElement, ev: Event) => any; + * Gets or sets the end position or offset of a text selection. + */ + selectionEnd: number; /** - * Sets or retrieves whether the frame can be scrolled. - */ - scrolling: string; + * Gets or sets the starting position or offset of a text selection. + */ + selectionStart: number; + size: number; /** - * Sets or retrieves a URL to be loaded by the object. - */ + * The address or URL of the a media resource that is to be considered. + */ src: string; + status: boolean; /** - * Sets or retrieves the width of the object. - */ - width: string | number; - addEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFrameElement: { - prototype: HTMLFrameElement; - new(): HTMLFrameElement; -} - -interface HTMLFrameSetElementEventMap extends HTMLElementEventMap { - "beforeprint": Event; - "beforeunload": BeforeUnloadEvent; - "blur": FocusEvent; - "error": ErrorEvent; - "focus": FocusEvent; - "hashchange": HashChangeEvent; - "load": Event; - "message": MessageEvent; - "offline": Event; - "online": Event; - "orientationchange": Event; - "pagehide": PageTransitionEvent; - "pageshow": PageTransitionEvent; - "resize": UIEvent; - "storage": StorageEvent; - "unload": Event; -} - -interface HTMLFrameSetElement extends HTMLElement { - border: string; + * Defines an increment or jump between values that you want to allow the user to enter. When used with the max and min attributes, lets you control the range and increment (for example, allow only even numbers) that the user can enter into an input field. + */ + step: string; + /** + * Returns the content type of the object. + */ + type: string; /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ + useMap: string; /** - * Sets or retrieves the frame widths of the object. - */ - cols: string; + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; - name: string; - onafterprint: (this: HTMLFrameSetElement, ev: Event) => any; - onbeforeprint: (this: HTMLFrameSetElement, ev: Event) => any; - onbeforeunload: (this: HTMLFrameSetElement, ev: BeforeUnloadEvent) => any; + * Returns the value of the data at the cursor's current position. + */ + value: string; + valueAsDate: Date; /** - * Fires when the object loses the input focus. - */ - onblur: (this: HTMLFrameSetElement, ev: FocusEvent) => any; - onerror: (this: HTMLFrameSetElement, ev: ErrorEvent) => any; + * Returns the input field value as a number. + */ + valueAsNumber: number; /** - * Fires when the object receives focus. - */ - onfocus: (this: HTMLFrameSetElement, ev: FocusEvent) => any; - onhashchange: (this: HTMLFrameSetElement, ev: HashChangeEvent) => any; - onload: (this: HTMLFrameSetElement, ev: Event) => any; - onmessage: (this: HTMLFrameSetElement, ev: MessageEvent) => any; - onoffline: (this: HTMLFrameSetElement, ev: Event) => any; - ononline: (this: HTMLFrameSetElement, ev: Event) => any; - onorientationchange: (this: HTMLFrameSetElement, ev: Event) => any; - onpagehide: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; - onpageshow: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; - onresize: (this: HTMLFrameSetElement, ev: UIEvent) => any; - onstorage: (this: HTMLFrameSetElement, ev: StorageEvent) => any; - onunload: (this: HTMLFrameSetElement, ev: Event) => any; + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; + webkitdirectory: boolean; /** - * Sets or retrieves the frame heights of the object. - */ - rows: string; - addEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFrameSetElement: { - prototype: HTMLFrameSetElement; - new(): HTMLFrameSetElement; -} - -interface HTMLHRElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { + * Sets or retrieves the width of the object. + */ + width: string; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; + minLength: number; /** - * Sets or retrieves whether the horizontal rule is drawn with 3-D shading. - */ - noShade: boolean; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Sets or retrieves the width of the object. - */ - width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Makes the selection equal to the current object. + */ + select(): void; + /** + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + /** + * Sets the start and end positions of a selection in a text field. + * @param start The offset into the text field for the start of the selection. + * @param end The offset into the text field for the end of the selection. + */ + setSelectionRange(start?: number, end?: number, direction?: string): void; + /** + * Decrements a range input control's value by the value given by the Step attribute. If the optional parameter is used, it will decrement the input control's step value multiplied by the parameter's value. + * @param n Value to decrement the value by. + */ + stepDown(n?: number): void; + /** + * Increments a range input control's value by the value given by the Step attribute. If the optional parameter is used, will increment the input control's value by that value. + * @param n Value to increment the value by. + */ + stepUp(n?: number): void; + addEventListener(type: K, listener: (this: HTMLInputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLInputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHRElement: { - prototype: HTMLHRElement; - new(): HTMLHRElement; -} +declare var HTMLInputElement: { + prototype: HTMLInputElement; + new(): HTMLInputElement; +}; -interface HTMLHeadElement extends HTMLElement { - profile: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLLabelElement extends HTMLElement { + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + /** + * Sets or retrieves the object to which the given label object is assigned. + */ + htmlFor: string; + addEventListener(type: K, listener: (this: HTMLLabelElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLabelElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHeadElement: { - prototype: HTMLHeadElement; - new(): HTMLHeadElement; -} +declare var HTMLLabelElement: { + prototype: HTMLLabelElement; + new(): HTMLLabelElement; +}; -interface HTMLHeadingElement extends HTMLElement { +interface HTMLLegendElement extends HTMLElement { /** - * Sets or retrieves a value that indicates the table alignment. - */ + * Retrieves a reference to the form that the object is embedded in. + */ align: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + addEventListener(type: K, listener: (this: HTMLLegendElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLegendElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHeadingElement: { - prototype: HTMLHeadingElement; - new(): HTMLHeadingElement; -} +declare var HTMLLegendElement: { + prototype: HTMLLegendElement; + new(): HTMLLegendElement; +}; -interface HTMLHtmlElement extends HTMLElement { +interface HTMLLIElement extends HTMLElement { + type: string; /** - * Sets or retrieves the DTD version that governs the current document. - */ - version: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the value of a list item. + */ + value: number; + addEventListener(type: K, listener: (this: HTMLLIElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLIElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHtmlElement: { - prototype: HTMLHtmlElement; - new(): HTMLHtmlElement; -} - -interface HTMLIFrameElementEventMap extends HTMLElementEventMap { - "load": Event; -} +declare var HTMLLIElement: { + prototype: HTMLLIElement; + new(): HTMLLIElement; +}; -interface HTMLIFrameElement extends HTMLElement, GetSVGDocument { - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - allowFullscreen: boolean; - /** - * Specifies the properties of a border drawn around an object. - */ - border: string; +interface HTMLLinkElement extends HTMLElement, LinkStyle { /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; + disabled: boolean; /** - * Retrieves the object of the specified. - */ - readonly contentWindow: Window; + * Sets or retrieves a destination URL or an anchor point. + */ + href: string; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Sets or retrieves the language code of the object. + */ + hreflang: string; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; + * Sets or retrieves the media type. + */ + media: string; /** - * Sets or retrieves the height of the object. - */ - height: string; + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rel: string; /** - * Sets or retrieves the horizontal margin for the object. - */ - hspace: number; + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rev: string; /** - * Sets or retrieves a URI to a long description of the object. - */ - longDesc: string; + * Sets or retrieves the window or frame at which to target content. + */ + target: string; /** - * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. - */ - marginHeight: string; + * Sets or retrieves the MIME type of the object. + */ + type: string; + import?: Document; + integrity: string; + addEventListener(type: K, listener: (this: HTMLLinkElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLinkElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLLinkElement: { + prototype: HTMLLinkElement; + new(): HTMLLinkElement; +}; + +interface HTMLMapElement extends HTMLElement { /** - * Sets or retrieves the left and right margin widths before displaying the text in a frame. - */ - marginWidth: string; + * Retrieves a collection of the area objects defined for the given map object. + */ + readonly areas: HTMLAreasCollection; /** - * Sets or retrieves the frame name. - */ + * Sets or retrieves the name of the object. + */ name: string; - /** - * Sets or retrieves whether the user can resize the frame. - */ - noResize: boolean; - /** - * Raised when the object has been completely received from the server. - */ - onload: (this: HTMLIFrameElement, ev: Event) => any; - readonly sandbox: DOMSettableTokenList; - /** - * Sets or retrieves whether the frame can be scrolled. - */ - scrolling: string; - /** - * Sets or retrieves a URL to be loaded by the object. - */ - src: string; - /** - * Sets or retrieves the vertical margin for the object. - */ + addEventListener(type: K, listener: (this: HTMLMapElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMapElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMapElement: { + prototype: HTMLMapElement; + new(): HTMLMapElement; +}; + +interface HTMLMarqueeElementEventMap extends HTMLElementEventMap { + "bounce": Event; + "finish": Event; + "start": Event; +} + +interface HTMLMarqueeElement extends HTMLElement { + behavior: string; + bgColor: any; + direction: string; + height: string; + hspace: number; + loop: number; + onbounce: (this: HTMLMarqueeElement, ev: Event) => any; + onfinish: (this: HTMLMarqueeElement, ev: Event) => any; + onstart: (this: HTMLMarqueeElement, ev: Event) => any; + scrollAmount: number; + scrollDelay: number; + trueSpeed: boolean; vspace: number; - /** - * Sets or retrieves the width of the object. - */ width: string; - addEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; + start(): void; + stop(): void; + addEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLIFrameElement: { - prototype: HTMLIFrameElement; - new(): HTMLIFrameElement; +declare var HTMLMarqueeElement: { + prototype: HTMLMarqueeElement; + new(): HTMLMarqueeElement; +}; + +interface HTMLMediaElementEventMap extends HTMLElementEventMap { + "encrypted": MediaEncryptedEvent; + "msneedkey": MSMediaKeyNeededEvent; } -interface HTMLImageElement extends HTMLElement { +interface HTMLMediaElement extends HTMLElement { /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Returns an AudioTrackList object with the audio tracks for a given video element. + */ + readonly audioTracks: AudioTrackList; /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; + * Gets or sets a value that indicates whether to start playing the media automatically. + */ + autoplay: boolean; /** - * Specifies the properties of a border drawn around an object. - */ - border: string; + * Gets a collection of buffered time ranges. + */ + readonly buffered: TimeRanges; /** - * Retrieves whether the object is fully loaded. - */ - readonly complete: boolean; - crossOrigin: string; + * Gets or sets a flag that indicates whether the client provides a set of controls for the media (in case the developer does not include controls for the player). + */ + controls: boolean; + crossOrigin: string | null; + /** + * Gets the address or URL of the current media resource that is selected by IHTMLMediaElement. + */ readonly currentSrc: string; /** - * Sets or retrieves the height of the object. - */ - height: number; + * Gets or sets the current playback position, in seconds. + */ + currentTime: number; + defaultMuted: boolean; /** - * Sets or retrieves the width of the border to draw around the object. - */ - hspace: number; + * Gets or sets the default playback rate when the user is not using fast forward or reverse for a video or audio resource. + */ + defaultPlaybackRate: number; /** - * Sets or retrieves whether the image is a server-side image map. - */ - isMap: boolean; + * Returns the duration in seconds of the current media resource. A NaN value is returned if duration is not available, or Infinity if the media resource is streaming. + */ + readonly duration: number; /** - * Sets or retrieves a Uniform Resource Identifier (URI) to a long description of the object. - */ - longDesc: string; - lowsrc: string; + * Gets information about whether the playback has ended or not. + */ + readonly ended: boolean; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ + * Returns an object representing the current error state of the audio or video element. + */ + readonly error: MediaError; + /** + * Gets or sets a flag to specify whether playback should restart after it completes. + */ + loop: boolean; + readonly mediaKeys: MediaKeys | null; + /** + * Specifies the purpose of the audio or video media, such as background audio or alerts. + */ + msAudioCategory: string; + /** + * Specifies the output device id that the audio will be sent to. + */ + msAudioDeviceType: string; + readonly msGraphicsTrustStatus: MSGraphicsTrust; + /** + * Gets the MSMediaKeys object, which is used for decrypting media data, that is associated with this media element. + */ + readonly msKeys: MSMediaKeys; + /** + * Gets or sets whether the DLNA PlayTo device is available. + */ msPlayToDisabled: boolean; + /** + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ msPlayToPreferredSourceUri: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ + * Gets or sets the primary DLNA PlayTo device. + */ msPlayToPrimary: boolean; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ + * Gets the source associated with the media element for use by the PlayToManager. + */ readonly msPlayToSource: any; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Specifies whether or not to enable low-latency playback on the media element. + */ + msRealTime: boolean; /** - * The original height of the image resource before sizing. - */ - readonly naturalHeight: number; + * Gets or sets a flag that indicates whether the audio (either audio or the audio track on video media) is muted. + */ + muted: boolean; /** - * The original width of the image resource before sizing. - */ - readonly naturalWidth: number; - sizes: string; + * Gets the current network activity for the element. + */ + readonly networkState: number; + onencrypted: (this: HTMLMediaElement, ev: MediaEncryptedEvent) => any; + onmsneedkey: (this: HTMLMediaElement, ev: MSMediaKeyNeededEvent) => any; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcset: string; + * Gets a flag that specifies whether playback is paused. + */ + readonly paused: boolean; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ - useMap: string; + * Gets or sets the current rate of speed for the media resource to play. This speed is expressed as a multiple of the normal speed of the media resource. + */ + playbackRate: number; /** - * Sets or retrieves the vertical margin for the object. - */ - vspace: number; + * Gets TimeRanges for the current media resource that has been played. + */ + readonly played: TimeRanges; /** - * Sets or retrieves the width of the object. - */ - width: number; - readonly x: number; - readonly y: number; - msGetAsCastingSource(): any; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLImageElement: { - prototype: HTMLImageElement; - new(): HTMLImageElement; - create(): HTMLImageElement; -} - -interface HTMLInputElement extends HTMLElement { + * Gets or sets the current playback position, in seconds. + */ + preload: string; + readyState: number; /** - * Sets or retrieves a comma-separated list of content types. - */ - accept: string; + * Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked. + */ + readonly seekable: TimeRanges; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Gets a flag that indicates whether the the client is currently moving to a new playback position in the media resource. + */ + readonly seeking: boolean; /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcObject: MediaStream | null; + readonly textTracks: TextTrackList; + readonly videoTracks: VideoTrackList; /** - * Specifies whether autocomplete is applied to an editable text field. - */ - autocomplete: string; + * Gets or sets the volume level for audio portions of the media element. + */ + volume: number; + addTextTrack(kind: string, label?: string, language?: string): TextTrack; /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; + * Returns a string that specifies whether the client can play a given media resource type. + */ + canPlayType(type: string): string; /** - * Sets or retrieves the width of the border to draw around the object. - */ - border: string; + * Resets the audio or video object and loads a new media resource. + */ + load(): void; /** - * Sets or retrieves the state of the check box or radio button. - */ - checked: boolean; + * Clears all effects from the media pipeline. + */ + msClearEffects(): void; + msGetAsCastingSource(): any; /** - * Retrieves whether the object is fully loaded. - */ - readonly complete: boolean; + * Inserts the specified audio effect into media pipeline. + */ + msInsertAudioEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; + msSetMediaKeys(mediaKeys: MSMediaKeys): void; /** - * Sets or retrieves the state of the check box or radio button. - */ - defaultChecked: boolean; + * Specifies the media protection manager for a given media pipeline. + */ + msSetMediaProtectionManager(mediaProtectionManager?: any): void; /** - * Sets or retrieves the initial contents of the object. - */ - defaultValue: string; - disabled: boolean; + * Pauses the current playback and sets paused to TRUE. This can be used to test whether the media is playing or paused. You can also use the pause or play events to tell whether the media is playing or not. + */ + pause(): void; /** - * Returns a FileList object on a file type input object. - */ - readonly files: FileList | null; + * Loads and starts playback of a media resource. + */ + play(): Promise; + setMediaKeys(mediaKeys: MediaKeys | null): Promise; + readonly HAVE_CURRENT_DATA: number; + readonly HAVE_ENOUGH_DATA: number; + readonly HAVE_FUTURE_DATA: number; + readonly HAVE_METADATA: number; + readonly HAVE_NOTHING: number; + readonly NETWORK_EMPTY: number; + readonly NETWORK_IDLE: number; + readonly NETWORK_LOADING: number; + readonly NETWORK_NO_SOURCE: number; + addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMediaElement: { + prototype: HTMLMediaElement; + new(): HTMLMediaElement; + readonly HAVE_CURRENT_DATA: number; + readonly HAVE_ENOUGH_DATA: number; + readonly HAVE_FUTURE_DATA: number; + readonly HAVE_METADATA: number; + readonly HAVE_NOTHING: number; + readonly NETWORK_EMPTY: number; + readonly NETWORK_IDLE: number; + readonly NETWORK_LOADING: number; + readonly NETWORK_NO_SOURCE: number; +}; + +interface HTMLMenuElement extends HTMLElement { + compact: boolean; + type: string; + addEventListener(type: K, listener: (this: HTMLMenuElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMenuElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMenuElement: { + prototype: HTMLMenuElement; + new(): HTMLMenuElement; +}; + +interface HTMLMetaElement extends HTMLElement { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; /** - * Overrides the action attribute (where the data on a form is sent) on the parent form element. - */ - formAction: string; + * Gets or sets meta-information to associate with httpEquiv or name. + */ + content: string; /** - * Used to override the encoding (formEnctype attribute) specified on the form element. - */ - formEnctype: string; + * Gets or sets information used to bind the value of a content attribute of a meta element to an HTTP response header. + */ + httpEquiv: string; /** - * Overrides the submit method attribute previously specified on a form element. - */ - formMethod: string; + * Sets or retrieves the value specified in the content attribute of the meta object. + */ + name: string; + /** + * Sets or retrieves a scheme to be used in interpreting the value of a property specified for the object. + */ + scheme: string; + /** + * Sets or retrieves the URL property that will be loaded after the specified time has elapsed. + */ + url: string; + addEventListener(type: K, listener: (this: HTMLMetaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMetaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMetaElement: { + prototype: HTMLMetaElement; + new(): HTMLMetaElement; +}; + +interface HTMLMeterElement extends HTMLElement { + high: number; + low: number; + max: number; + min: number; + optimum: number; + value: number; + addEventListener(type: K, listener: (this: HTMLMeterElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMeterElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMeterElement: { + prototype: HTMLMeterElement; + new(): HTMLMeterElement; +}; + +interface HTMLModElement extends HTMLElement { + /** + * Sets or retrieves reference information about the object. + */ + cite: string; + /** + * Sets or retrieves the date and time of a modification to the object. + */ + dateTime: string; + addEventListener(type: K, listener: (this: HTMLModElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLModElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLModElement: { + prototype: HTMLModElement; + new(): HTMLModElement; +}; + +interface HTMLObjectElement extends HTMLElement, GetSVGDocument { + align: string; /** - * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. - */ - formNoValidate: string; + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; /** - * Overrides the target attribute on a form element. - */ - formTarget: string; + * Gets or sets the optional alternative HTML script to execute if the object fails to load. + */ + altHtml: string; /** - * Sets or retrieves the height of the object. - */ - height: string; + * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. + */ + archive: string; /** - * Sets or retrieves the width of the border to draw around the object. - */ - hspace: number; - indeterminate: boolean; + * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. + */ + readonly BaseHref: string; + border: string; /** - * Specifies the ID of a pre-defined datalist of options for an input element. - */ - readonly list: HTMLElement; + * Sets or retrieves the URL of the file containing the compiled Java class. + */ + code: string; /** - * Defines the maximum acceptable value for an input element with type="number".When used with the min and step attributes, lets you control the range and increment (such as only even numbers) that the user can enter into an input field. - */ - max: string; + * Sets or retrieves the URL of the component. + */ + codeBase: string; /** - * Sets or retrieves the maximum number of characters that the user can enter in a text control. - */ - maxLength: number; + * Sets or retrieves the Internet media type for the code associated with the object. + */ + codeType: string; /** - * Defines the minimum acceptable value for an input element with type="number". When used with the max and step attributes, lets you control the range and increment (such as even numbers only) that the user can enter into an input field. - */ - min: string; + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; /** - * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. - */ - multiple: boolean; + * Sets or retrieves the URL that references the data of the object. + */ + data: string; + declare: boolean; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Gets or sets a string containing a regular expression that the user's input must match. - */ - pattern: string; + * Sets or retrieves the height of the object. + */ + height: string; + hspace: number; /** - * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. - */ - placeholder: string; - readOnly: boolean; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; /** - * When present, marks an element that can't be submitted without a value. - */ - required: boolean; - selectionDirection: string; + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ + msPlayToPreferredSourceUri: string; /** - * Gets or sets the end position or offset of a text selection. - */ - selectionEnd: number; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Gets or sets the starting position or offset of a text selection. - */ - selectionStart: number; - size: number; + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - status: boolean; + * Sets or retrieves the name of the object. + */ + name: string; + readonly readyState: number; /** - * Defines an increment or jump between values that you want to allow the user to enter. When used with the max and min attributes, lets you control the range and increment (for example, allow only even numbers) that the user can enter into an input field. - */ - step: string; + * Sets or retrieves a message to be displayed while an object is loading. + */ + standby: string; /** - * Returns the content type of the object. - */ + * Sets or retrieves the MIME type of the object. + */ type: string; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ useMap: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ readonly validationMessage: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ + * Returns a ValidityState object that represents the validity states of an element. + */ readonly validity: ValidityState; - /** - * Returns the value of the data at the cursor's current position. - */ - value: string; - valueAsDate: Date; - /** - * Returns the input field value as a number. - */ - valueAsNumber: number; - /** - * Sets or retrieves the vertical margin for the object. - */ vspace: number; - webkitdirectory: boolean; /** - * Sets or retrieves the width of the object. - */ + * Sets or retrieves the width of the object. + */ width: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ readonly willValidate: boolean; - minLength: number; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ + * Returns whether a form will validate when it is submitted, without having to submit it. + */ checkValidity(): boolean; /** - * Makes the selection equal to the current object. - */ - select(): void; - /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ setCustomValidity(error: string): void; - /** - * Sets the start and end positions of a selection in a text field. - * @param start The offset into the text field for the start of the selection. - * @param end The offset into the text field for the end of the selection. - */ - setSelectionRange(start?: number, end?: number, direction?: string): void; - /** - * Decrements a range input control's value by the value given by the Step attribute. If the optional parameter is used, it will decrement the input control's step value multiplied by the parameter's value. - * @param n Value to decrement the value by. - */ - stepDown(n?: number): void; - /** - * Increments a range input control's value by the value given by the Step attribute. If the optional parameter is used, will increment the input control's value by that value. - * @param n Value to increment the value by. - */ - stepUp(n?: number): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLObjectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLObjectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLInputElement: { - prototype: HTMLInputElement; - new(): HTMLInputElement; -} +declare var HTMLObjectElement: { + prototype: HTMLObjectElement; + new(): HTMLObjectElement; +}; -interface HTMLLIElement extends HTMLElement { - type: string; +interface HTMLOListElement extends HTMLElement { + compact: boolean; /** - * Sets or retrieves the value of a list item. - */ - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * The starting number. + */ + start: number; + type: string; + addEventListener(type: K, listener: (this: HTMLOListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLIElement: { - prototype: HTMLLIElement; - new(): HTMLLIElement; -} +declare var HTMLOListElement: { + prototype: HTMLOListElement; + new(): HTMLOListElement; +}; -interface HTMLLabelElement extends HTMLElement { +interface HTMLOptGroupElement extends HTMLElement { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the status of an option. + */ + defaultSelected: boolean; + disabled: boolean; /** - * Sets or retrieves the object to which the given label object is assigned. - */ - htmlFor: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLLabelElement: { - prototype: HTMLLabelElement; - new(): HTMLLabelElement; -} - -interface HTMLLegendElement extends HTMLElement { + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Retrieves a reference to the form that the object is embedded in. - */ - align: string; + * Sets or retrieves the ordinal position of an option in a list box. + */ + readonly index: number; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves a value that you can use to implement your own label functionality for the object. + */ + label: string; + /** + * Sets or retrieves whether the option in the list box is the default item. + */ + selected: boolean; + /** + * Sets or retrieves the text string specified by the option tag. + */ + readonly text: string; + /** + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; + addEventListener(type: K, listener: (this: HTMLOptGroupElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOptGroupElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLegendElement: { - prototype: HTMLLegendElement; - new(): HTMLLegendElement; -} +declare var HTMLOptGroupElement: { + prototype: HTMLOptGroupElement; + new(): HTMLOptGroupElement; +}; -interface HTMLLinkElement extends HTMLElement, LinkStyle { +interface HTMLOptionElement extends HTMLElement { /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; + * Sets or retrieves the status of an option. + */ + defaultSelected: boolean; disabled: boolean; /** - * Sets or retrieves a destination URL or an anchor point. - */ - href: string; - /** - * Sets or retrieves the language code of the object. - */ - hreflang: string; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the media type. - */ - media: string; + * Sets or retrieves the ordinal position of an option in a list box. + */ + readonly index: number; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ - rel: string; + * Sets or retrieves a value that you can use to implement your own label functionality for the object. + */ + label: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ - rev: string; + * Sets or retrieves whether the option in the list box is the default item. + */ + selected: boolean; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; + * Sets or retrieves the text string specified by the option tag. + */ + text: string; /** - * Sets or retrieves the MIME type of the object. - */ - type: string; - import?: Document; - integrity: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; + addEventListener(type: K, listener: (this: HTMLOptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLOptionElement: { + prototype: HTMLOptionElement; + new(): HTMLOptionElement; +}; + +interface HTMLOptionsCollection extends HTMLCollectionOf { + length: number; + selectedIndex: number; + add(element: HTMLOptionElement | HTMLOptGroupElement, before?: HTMLElement | number): void; + remove(index: number): void; +} + +declare var HTMLOptionsCollection: { + prototype: HTMLOptionsCollection; + new(): HTMLOptionsCollection; +}; + +interface HTMLOutputElement extends HTMLElement { + defaultValue: string; + readonly form: HTMLFormElement | null; + readonly htmlFor: DOMSettableTokenList; + name: string; + readonly type: string; + readonly validationMessage: string; + readonly validity: ValidityState; + value: string; + readonly willValidate: boolean; + checkValidity(): boolean; + reportValidity(): boolean; + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLOutputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOutputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLOutputElement: { + prototype: HTMLOutputElement; + new(): HTMLOutputElement; +}; + +interface HTMLParagraphElement extends HTMLElement { + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + clear: string; + addEventListener(type: K, listener: (this: HTMLParagraphElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLParagraphElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLinkElement: { - prototype: HTMLLinkElement; - new(): HTMLLinkElement; -} +declare var HTMLParagraphElement: { + prototype: HTMLParagraphElement; + new(): HTMLParagraphElement; +}; -interface HTMLMapElement extends HTMLElement { - /** - * Retrieves a collection of the area objects defined for the given map object. - */ - readonly areas: HTMLAreasCollection; +interface HTMLParamElement extends HTMLElement { /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the name of an input parameter for an element. + */ name: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + /** + * Sets or retrieves the content type of the resource designated by the value attribute. + */ + type: string; + /** + * Sets or retrieves the value of an input parameter for an element. + */ + value: string; + /** + * Sets or retrieves the data type of the value attribute. + */ + valueType: string; + addEventListener(type: K, listener: (this: HTMLParamElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLParamElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMapElement: { - prototype: HTMLMapElement; - new(): HTMLMapElement; -} - -interface HTMLMarqueeElementEventMap extends HTMLElementEventMap { - "bounce": Event; - "finish": Event; - "start": Event; -} +declare var HTMLParamElement: { + prototype: HTMLParamElement; + new(): HTMLParamElement; +}; -interface HTMLMarqueeElement extends HTMLElement { - behavior: string; - bgColor: any; - direction: string; - height: string; - hspace: number; - loop: number; - onbounce: (this: HTMLMarqueeElement, ev: Event) => any; - onfinish: (this: HTMLMarqueeElement, ev: Event) => any; - onstart: (this: HTMLMarqueeElement, ev: Event) => any; - scrollAmount: number; - scrollDelay: number; - trueSpeed: boolean; - vspace: number; - width: string; - start(): void; - stop(): void; - addEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLPictureElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLPictureElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLPictureElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMarqueeElement: { - prototype: HTMLMarqueeElement; - new(): HTMLMarqueeElement; -} +declare var HTMLPictureElement: { + prototype: HTMLPictureElement; + new(): HTMLPictureElement; +}; -interface HTMLMediaElementEventMap extends HTMLElementEventMap { - "encrypted": MediaEncryptedEvent; - "msneedkey": MSMediaKeyNeededEvent; +interface HTMLPreElement extends HTMLElement { + /** + * Sets or gets a value that you can use to implement your own width functionality for the object. + */ + width: number; + addEventListener(type: K, listener: (this: HTMLPreElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLPreElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLMediaElement extends HTMLElement { - /** - * Returns an AudioTrackList object with the audio tracks for a given video element. - */ - readonly audioTracks: AudioTrackList; - /** - * Gets or sets a value that indicates whether to start playing the media automatically. - */ - autoplay: boolean; - /** - * Gets a collection of buffered time ranges. - */ - readonly buffered: TimeRanges; - /** - * Gets or sets a flag that indicates whether the client provides a set of controls for the media (in case the developer does not include controls for the player). - */ - controls: boolean; - crossOrigin: string; - /** - * Gets the address or URL of the current media resource that is selected by IHTMLMediaElement. - */ - readonly currentSrc: string; - /** - * Gets or sets the current playback position, in seconds. - */ - currentTime: number; - defaultMuted: boolean; +declare var HTMLPreElement: { + prototype: HTMLPreElement; + new(): HTMLPreElement; +}; + +interface HTMLProgressElement extends HTMLElement { /** - * Gets or sets the default playback rate when the user is not using fast forward or reverse for a video or audio resource. - */ - defaultPlaybackRate: number; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Returns the duration in seconds of the current media resource. A NaN value is returned if duration is not available, or Infinity if the media resource is streaming. - */ - readonly duration: number; + * Defines the maximum, or "done" value for a progress element. + */ + max: number; /** - * Gets information about whether the playback has ended or not. - */ - readonly ended: boolean; + * Returns the quotient of value/max when the value attribute is set (determinate progress bar), or -1 when the value attribute is missing (indeterminate progress bar). + */ + readonly position: number; /** - * Returns an object representing the current error state of the audio or video element. - */ - readonly error: MediaError; + * Sets or gets the current value of a progress element. The value must be a non-negative number between 0 and the max value. + */ + value: number; + addEventListener(type: K, listener: (this: HTMLProgressElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLProgressElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLProgressElement: { + prototype: HTMLProgressElement; + new(): HTMLProgressElement; +}; + +interface HTMLQuoteElement extends HTMLElement { /** - * Gets or sets a flag to specify whether playback should restart after it completes. - */ - loop: boolean; - readonly mediaKeys: MediaKeys | null; + * Sets or retrieves reference information about the object. + */ + cite: string; + addEventListener(type: K, listener: (this: HTMLQuoteElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLQuoteElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLQuoteElement: { + prototype: HTMLQuoteElement; + new(): HTMLQuoteElement; +}; + +interface HTMLScriptElement extends HTMLElement { + async: boolean; /** - * Specifies the purpose of the audio or video media, such as background audio or alerts. - */ - msAudioCategory: string; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; + crossOrigin: string | null; /** - * Specifies the output device id that the audio will be sent to. - */ - msAudioDeviceType: string; - readonly msGraphicsTrustStatus: MSGraphicsTrust; + * Sets or retrieves the status of the script. + */ + defer: boolean; /** - * Gets the MSMediaKeys object, which is used for decrypting media data, that is associated with this media element. - */ - readonly msKeys: MSMediaKeys; + * Sets or retrieves the event for which the script is written. + */ + event: string; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Sets or retrieves the object that is bound to the event script. + */ + htmlFor: string; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; + * Retrieves the URL to an external file that contains the source code or data. + */ + src: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Retrieves or sets the text of the object as a string. + */ + text: string; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Sets or retrieves the MIME type for the associated scripting engine. + */ + type: string; + integrity: string; + addEventListener(type: K, listener: (this: HTMLScriptElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLScriptElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLScriptElement: { + prototype: HTMLScriptElement; + new(): HTMLScriptElement; +}; + +interface HTMLSelectElement extends HTMLElement { /** - * Specifies whether or not to enable low-latency playback on the media element. - */ - msRealTime: boolean; + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; + disabled: boolean; /** - * Gets or sets a flag that indicates whether the audio (either audio or the audio track on video media) is muted. - */ - muted: boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Gets the current network activity for the element. - */ - readonly networkState: number; - onencrypted: (this: HTMLMediaElement, ev: MediaEncryptedEvent) => any; - onmsneedkey: (this: HTMLMediaElement, ev: MSMediaKeyNeededEvent) => any; + * Sets or retrieves the number of objects in a collection. + */ + length: number; /** - * Gets a flag that specifies whether playback is paused. - */ - readonly paused: boolean; + * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. + */ + multiple: boolean; /** - * Gets or sets the current rate of speed for the media resource to play. This speed is expressed as a multiple of the normal speed of the media resource. - */ - playbackRate: number; + * Sets or retrieves the name of the object. + */ + name: string; + readonly options: HTMLOptionsCollection; /** - * Gets TimeRanges for the current media resource that has been played. - */ - readonly played: TimeRanges; + * When present, marks an element that can't be submitted without a value. + */ + required: boolean; /** - * Gets or sets the current playback position, in seconds. - */ - preload: string; - readyState: number; + * Sets or retrieves the index of the selected option in a select object. + */ + selectedIndex: number; + selectedOptions: HTMLCollectionOf; /** - * Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked. - */ - readonly seekable: TimeRanges; + * Sets or retrieves the number of rows in the list box. + */ + size: number; /** - * Gets a flag that indicates whether the the client is currently moving to a new playback position in the media resource. - */ - readonly seeking: boolean; + * Retrieves the type of select control based on the value of the MULTIPLE attribute. + */ + readonly type: string; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcObject: MediaStream | null; - readonly textTracks: TextTrackList; - readonly videoTracks: VideoTrackList; + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * Gets or sets the volume level for audio portions of the media element. - */ - volume: number; - addTextTrack(kind: string, label?: string, language?: string): TextTrack; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Returns a string that specifies whether the client can play a given media resource type. - */ - canPlayType(type: string): string; + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; /** - * Resets the audio or video object and loads a new media resource. - */ - load(): void; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Clears all effects from the media pipeline. - */ - msClearEffects(): void; - msGetAsCastingSource(): any; + * Adds an element to the areas, controlRange, or options collection. + * @param element Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection. + * @param before Variant of type Object that specifies an element to insert before, or null to append the object to the collection. + */ + add(element: HTMLElement, before?: HTMLElement | number): void; /** - * Inserts the specified audio effect into media pipeline. - */ - msInsertAudioEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; - msSetMediaKeys(mediaKeys: MSMediaKeys): void; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Specifies the media protection manager for a given media pipeline. - */ - msSetMediaProtectionManager(mediaProtectionManager?: any): void; + * Retrieves a select object or an object from an options collection. + * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is an integer, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. + * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. + */ + item(name?: any, index?: any): any; /** - * Pauses the current playback and sets paused to TRUE. This can be used to test whether the media is playing or paused. You can also use the pause or play events to tell whether the media is playing or not. - */ - pause(): void; + * Retrieves a select object or an object from an options collection. + * @param namedItem A String that specifies the name or id property of the object to retrieve. A collection is returned if more than one match is made. + */ + namedItem(name: string): any; /** - * Loads and starts playback of a media resource. - */ - play(): void; - setMediaKeys(mediaKeys: MediaKeys | null): PromiseLike; - readonly HAVE_CURRENT_DATA: number; - readonly HAVE_ENOUGH_DATA: number; - readonly HAVE_FUTURE_DATA: number; - readonly HAVE_METADATA: number; - readonly HAVE_NOTHING: number; - readonly NETWORK_EMPTY: number; - readonly NETWORK_IDLE: number; - readonly NETWORK_LOADING: number; - readonly NETWORK_NO_SOURCE: number; - addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLMediaElement: { - prototype: HTMLMediaElement; - new(): HTMLMediaElement; - readonly HAVE_CURRENT_DATA: number; - readonly HAVE_ENOUGH_DATA: number; - readonly HAVE_FUTURE_DATA: number; - readonly HAVE_METADATA: number; - readonly HAVE_NOTHING: number; - readonly NETWORK_EMPTY: number; - readonly NETWORK_IDLE: number; - readonly NETWORK_LOADING: number; - readonly NETWORK_NO_SOURCE: number; -} - -interface HTMLMenuElement extends HTMLElement { - compact: boolean; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Removes an element from the collection. + * @param index Number that specifies the zero-based index of the element to remove from the collection. + */ + remove(index?: number): void; + /** + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLSelectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSelectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + [name: string]: any; } -declare var HTMLMenuElement: { - prototype: HTMLMenuElement; - new(): HTMLMenuElement; -} +declare var HTMLSelectElement: { + prototype: HTMLSelectElement; + new(): HTMLSelectElement; +}; -interface HTMLMetaElement extends HTMLElement { - /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; - /** - * Gets or sets meta-information to associate with httpEquiv or name. - */ - content: string; - /** - * Gets or sets information used to bind the value of a content attribute of a meta element to an HTTP response header. - */ - httpEquiv: string; +interface HTMLSourceElement extends HTMLElement { /** - * Sets or retrieves the value specified in the content attribute of the meta object. - */ - name: string; + * Gets or sets the intended media type of the media source. + */ + media: string; + msKeySystem: string; + sizes: string; /** - * Sets or retrieves a scheme to be used in interpreting the value of a property specified for the object. - */ - scheme: string; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcset: string; /** - * Sets or retrieves the URL property that will be loaded after the specified time has elapsed. - */ - url: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Gets or sets the MIME type of a media resource. + */ + type: string; + addEventListener(type: K, listener: (this: HTMLSourceElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSourceElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMetaElement: { - prototype: HTMLMetaElement; - new(): HTMLMetaElement; -} +declare var HTMLSourceElement: { + prototype: HTMLSourceElement; + new(): HTMLSourceElement; +}; -interface HTMLMeterElement extends HTMLElement { - high: number; - low: number; - max: number; - min: number; - optimum: number; - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLSpanElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLSpanElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSpanElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMeterElement: { - prototype: HTMLMeterElement; - new(): HTMLMeterElement; -} +declare var HTMLSpanElement: { + prototype: HTMLSpanElement; + new(): HTMLSpanElement; +}; -interface HTMLModElement extends HTMLElement { +interface HTMLStyleElement extends HTMLElement, LinkStyle { + disabled: boolean; /** - * Sets or retrieves reference information about the object. - */ - cite: string; + * Sets or retrieves the media type. + */ + media: string; /** - * Sets or retrieves the date and time of a modification to the object. - */ - dateTime: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves the CSS language in which the style sheet is written. + */ + type: string; + addEventListener(type: K, listener: (this: HTMLStyleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLStyleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLModElement: { - prototype: HTMLModElement; - new(): HTMLModElement; -} +declare var HTMLStyleElement: { + prototype: HTMLStyleElement; + new(): HTMLStyleElement; +}; -interface HTMLOListElement extends HTMLElement { - compact: boolean; +interface HTMLTableCaptionElement extends HTMLElement { /** - * The starting number. - */ - start: number; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the alignment of the caption or legend. + */ + align: string; + /** + * Sets or retrieves whether the caption appears at the top or bottom of the table. + */ + vAlign: string; + addEventListener(type: K, listener: (this: HTMLTableCaptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableCaptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLOListElement: { - prototype: HTMLOListElement; - new(): HTMLOListElement; -} +declare var HTMLTableCaptionElement: { + prototype: HTMLTableCaptionElement; + new(): HTMLTableCaptionElement; +}; -interface HTMLObjectElement extends HTMLElement, GetSVGDocument { - /** - * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. - */ - readonly BaseHref: string; - align: string; - /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; - /** - * Gets or sets the optional alternative HTML script to execute if the object fails to load. - */ - altHtml: string; - /** - * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. - */ - archive: string; - border: string; - /** - * Sets or retrieves the URL of the file containing the compiled Java class. - */ - code: string; - /** - * Sets or retrieves the URL of the component. - */ - codeBase: string; +interface HTMLTableCellElement extends HTMLElement, HTMLTableAlignment { /** - * Sets or retrieves the Internet media type for the code associated with the object. - */ - codeType: string; + * Sets or retrieves abbreviated text for the object. + */ + abbr: string; /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the URL that references the data of the object. - */ - data: string; - declare: boolean; + * Sets or retrieves a comma-delimited list of conceptual categories associated with the object. + */ + axis: string; + bgColor: any; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Retrieves the position of the object in the cells collection of a row. + */ + readonly cellIndex: number; /** - * Sets or retrieves the height of the object. - */ - height: string; - hspace: number; + * Sets or retrieves the number columns in the table that the object should span. + */ + colSpan: number; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Sets or retrieves a list of header cells that provide information for the object. + */ + headers: string; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Sets or retrieves whether the browser automatically performs wordwrap. + */ + noWrap: boolean; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Sets or retrieves how many rows in a table the cell should span. + */ + rowSpan: number; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Sets or retrieves the group of cells in a table to which the object's information applies. + */ + scope: string; /** - * Retrieves the contained object. - */ - readonly object: any; - readonly readyState: number; + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLTableCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTableCellElement: { + prototype: HTMLTableCellElement; + new(): HTMLTableCellElement; +}; + +interface HTMLTableColElement extends HTMLElement, HTMLTableAlignment { /** - * Sets or retrieves a message to be displayed while an object is loading. - */ - standby: string; + * Sets or retrieves the alignment of the object relative to the display or table. + */ + align: string; /** - * Sets or retrieves the MIME type of the object. - */ - type: string; + * Sets or retrieves the number of columns in the group. + */ + span: number; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ - useMap: string; + * Sets or retrieves the width of the object. + */ + width: any; + addEventListener(type: K, listener: (this: HTMLTableColElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableColElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTableColElement: { + prototype: HTMLTableColElement; + new(): HTMLTableColElement; +}; + +interface HTMLTableDataCellElement extends HTMLTableCellElement { + addEventListener(type: K, listener: (this: HTMLTableDataCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableDataCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTableDataCellElement: { + prototype: HTMLTableDataCellElement; + new(): HTMLTableDataCellElement; +}; + +interface HTMLTableElement extends HTMLElement { /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; + bgColor: any; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - vspace: number; + * Sets or retrieves the width of the border to draw around the object. + */ + border: string; /** - * Sets or retrieves the width of the object. - */ - width: string; + * Sets or retrieves the border color of the object. + */ + borderColor: any; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Retrieves the caption object of a table. + */ + caption: HTMLTableCaptionElement; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the amount of space between the border of the cell and the content of the cell. + */ + cellPadding: string; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLObjectElement: { - prototype: HTMLObjectElement; - new(): HTMLObjectElement; -} - -interface HTMLOptGroupElement extends HTMLElement { + * Sets or retrieves the amount of space between cells in a table. + */ + cellSpacing: string; /** - * Sets or retrieves the status of an option. - */ - defaultSelected: boolean; - disabled: boolean; + * Sets or retrieves the number of columns in the table. + */ + cols: number; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the way the border frame around the table is displayed. + */ + frame: string; /** - * Sets or retrieves the ordinal position of an option in a list box. - */ - readonly index: number; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Sets or retrieves a value that you can use to implement your own label functionality for the object. - */ - label: string; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: HTMLCollectionOf; /** - * Sets or retrieves whether the option in the list box is the default item. - */ - selected: boolean; + * Sets or retrieves which dividing lines (inner borders) are displayed. + */ + rules: string; /** - * Sets or retrieves the text string specified by the option tag. - */ - readonly text: string; + * Sets or retrieves a description and/or structure of the object. + */ + summary: string; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ - value: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLOptGroupElement: { - prototype: HTMLOptGroupElement; - new(): HTMLOptGroupElement; -} - -interface HTMLOptionElement extends HTMLElement { + * Retrieves a collection of all tBody objects in the table. Objects in this collection are in source order. + */ + tBodies: HTMLCollectionOf; /** - * Sets or retrieves the status of an option. - */ - defaultSelected: boolean; - disabled: boolean; + * Retrieves the tFoot object of the table. + */ + tFoot: HTMLTableSectionElement; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Retrieves the tHead object of the table. + */ + tHead: HTMLTableSectionElement; /** - * Sets or retrieves the ordinal position of an option in a list box. - */ - readonly index: number; + * Sets or retrieves the width of the object. + */ + width: string; /** - * Sets or retrieves a value that you can use to implement your own label functionality for the object. - */ - label: string; + * Creates an empty caption element in the table. + */ + createCaption(): HTMLTableCaptionElement; /** - * Sets or retrieves whether the option in the list box is the default item. - */ - selected: boolean; + * Creates an empty tBody element in the table. + */ + createTBody(): HTMLTableSectionElement; /** - * Sets or retrieves the text string specified by the option tag. - */ - text: string; + * Creates an empty tFoot element in the table. + */ + createTFoot(): HTMLTableSectionElement; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ - value: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLOptionElement: { - prototype: HTMLOptionElement; - new(): HTMLOptionElement; - create(): HTMLOptionElement; -} - -interface HTMLOptionsCollection extends HTMLCollectionOf { - length: number; - selectedIndex: number; - add(element: HTMLOptionElement | HTMLOptGroupElement, before?: HTMLElement | number): void; - remove(index: number): void; -} - -declare var HTMLOptionsCollection: { - prototype: HTMLOptionsCollection; - new(): HTMLOptionsCollection; -} - -interface HTMLParagraphElement extends HTMLElement { + * Returns the tHead element object if successful, or null otherwise. + */ + createTHead(): HTMLTableSectionElement; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - clear: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLParagraphElement: { - prototype: HTMLParagraphElement; - new(): HTMLParagraphElement; -} - -interface HTMLParamElement extends HTMLElement { + * Deletes the caption element and its contents from the table. + */ + deleteCaption(): void; /** - * Sets or retrieves the name of an input parameter for an element. - */ - name: string; + * Removes the specified row (tr) from the element and from the rows collection. + * @param index Number that specifies the zero-based position in the rows collection of the row to remove. + */ + deleteRow(index?: number): void; /** - * Sets or retrieves the content type of the resource designated by the value attribute. - */ - type: string; + * Deletes the tFoot element and its contents from the table. + */ + deleteTFoot(): void; /** - * Sets or retrieves the value of an input parameter for an element. - */ - value: string; + * Deletes the tHead element and its contents from the table. + */ + deleteTHead(): void; /** - * Sets or retrieves the data type of the value attribute. - */ - valueType: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLParamElement: { - prototype: HTMLParamElement; - new(): HTMLParamElement; -} - -interface HTMLPictureElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Creates a new row (tr) in the table, and adds the row to the rows collection. + * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. + */ + insertRow(index?: number): HTMLTableRowElement; + addEventListener(type: K, listener: (this: HTMLTableElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLPictureElement: { - prototype: HTMLPictureElement; - new(): HTMLPictureElement; -} +declare var HTMLTableElement: { + prototype: HTMLTableElement; + new(): HTMLTableElement; +}; -interface HTMLPreElement extends HTMLElement { +interface HTMLTableHeaderCellElement extends HTMLTableCellElement { /** - * Sets or gets a value that you can use to implement your own width functionality for the object. - */ - width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the group of cells in a table to which the object's information applies. + */ + scope: string; + addEventListener(type: K, listener: (this: HTMLTableHeaderCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableHeaderCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLPreElement: { - prototype: HTMLPreElement; - new(): HTMLPreElement; -} +declare var HTMLTableHeaderCellElement: { + prototype: HTMLTableHeaderCellElement; + new(): HTMLTableHeaderCellElement; +}; -interface HTMLProgressElement extends HTMLElement { +interface HTMLTableRowElement extends HTMLElement, HTMLTableAlignment { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + bgColor: any; /** - * Defines the maximum, or "done" value for a progress element. - */ - max: number; + * Retrieves a collection of all cells in the table row. + */ + cells: HTMLCollectionOf; /** - * Returns the quotient of value/max when the value attribute is set (determinate progress bar), or -1 when the value attribute is missing (indeterminate progress bar). - */ - readonly position: number; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Sets or gets the current value of a progress element. The value must be a non-negative number between 0 and the max value. - */ - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLProgressElement: { - prototype: HTMLProgressElement; - new(): HTMLProgressElement; -} - -interface HTMLQuoteElement extends HTMLElement { + * Retrieves the position of the object in the rows collection for the table. + */ + readonly rowIndex: number; /** - * Sets or retrieves reference information about the object. - */ - cite: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves the position of the object in the collection. + */ + readonly sectionRowIndex: number; + /** + * Removes the specified cell from the table row, as well as from the cells collection. + * @param index Number that specifies the zero-based position of the cell to remove from the table row. If no value is provided, the last cell in the cells collection is deleted. + */ + deleteCell(index?: number): void; + /** + * Creates a new cell in the table row, and adds the cell to the cells collection. + * @param index Number that specifies where to insert the cell in the tr. The default value is -1, which appends the new cell to the end of the cells collection. + */ + insertCell(index?: number): HTMLTableDataCellElement; + addEventListener(type: K, listener: (this: HTMLTableRowElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableRowElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLQuoteElement: { - prototype: HTMLQuoteElement; - new(): HTMLQuoteElement; -} +declare var HTMLTableRowElement: { + prototype: HTMLTableRowElement; + new(): HTMLTableRowElement; +}; -interface HTMLScriptElement extends HTMLElement { - async: boolean; - /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; - /** - * Sets or retrieves the status of the script. - */ - defer: boolean; +interface HTMLTableSectionElement extends HTMLElement, HTMLTableAlignment { /** - * Sets or retrieves the event for which the script is written. - */ - event: string; - /** - * Sets or retrieves the object that is bound to the event script. - */ - htmlFor: string; + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; /** - * Retrieves the URL to an external file that contains the source code or data. - */ - src: string; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: HTMLCollectionOf; /** - * Retrieves or sets the text of the object as a string. - */ - text: string; + * Removes the specified row (tr) from the element and from the rows collection. + * @param index Number that specifies the zero-based position in the rows collection of the row to remove. + */ + deleteRow(index?: number): void; /** - * Sets or retrieves the MIME type for the associated scripting engine. - */ - type: string; - integrity: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Creates a new row (tr) in the table, and adds the row to the rows collection. + * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. + */ + insertRow(index?: number): HTMLTableRowElement; + addEventListener(type: K, listener: (this: HTMLTableSectionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableSectionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLScriptElement: { - prototype: HTMLScriptElement; - new(): HTMLScriptElement; +declare var HTMLTableSectionElement: { + prototype: HTMLTableSectionElement; + new(): HTMLTableSectionElement; +}; + +interface HTMLTemplateElement extends HTMLElement { + readonly content: DocumentFragment; + addEventListener(type: K, listener: (this: HTMLTemplateElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTemplateElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLSelectElement extends HTMLElement { +declare var HTMLTemplateElement: { + prototype: HTMLTemplateElement; + new(): HTMLTemplateElement; +}; + +interface HTMLTextAreaElement extends HTMLElement { /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ autofocus: boolean; - disabled: boolean; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the width of the object. + */ + cols: number; /** - * Sets or retrieves the number of objects in a collection. - */ - length: number; + * Sets or retrieves the initial contents of the object. + */ + defaultValue: string; + disabled: boolean; /** - * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. - */ - multiple: boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the maximum number of characters that the user can enter in a text control. + */ + maxLength: number; + /** + * Sets or retrieves the name of the object. + */ name: string; - readonly options: HTMLOptionsCollection; /** - * When present, marks an element that can't be submitted without a value. - */ + * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. + */ + placeholder: string; + /** + * Sets or retrieves the value indicated whether the content of the object is read-only. + */ + readOnly: boolean; + /** + * When present, marks an element that can't be submitted without a value. + */ required: boolean; /** - * Sets or retrieves the index of the selected option in a select object. - */ - selectedIndex: number; - selectedOptions: HTMLCollectionOf; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: number; /** - * Sets or retrieves the number of rows in the list box. - */ - size: number; + * Gets or sets the end position or offset of a text selection. + */ + selectionEnd: number; /** - * Retrieves the type of select control based on the value of the MULTIPLE attribute. - */ + * Gets or sets the starting position or offset of a text selection. + */ + selectionStart: number; + /** + * Sets or retrieves the value indicating whether the control is selected. + */ + status: any; + /** + * Retrieves the type of control. + */ readonly type: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ readonly validationMessage: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ + * Returns a ValidityState object that represents the validity states of an element. + */ readonly validity: ValidityState; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ + * Retrieves or sets the text in the entry field of the textArea element. + */ value: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ readonly willValidate: boolean; /** - * Adds an element to the areas, controlRange, or options collection. - * @param element Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection. - * @param before Variant of type Object that specifies an element to insert before, or null to append the object to the collection. - */ - add(element: HTMLElement, before?: HTMLElement | number): void; + * Sets or retrieves how to handle wordwrapping in the object. + */ + wrap: string; + minLength: number; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ + * Returns whether a form will validate when it is submitted, without having to submit it. + */ checkValidity(): boolean; /** - * Retrieves a select object or an object from an options collection. - * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is an integer, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. - * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. - */ - item(name?: any, index?: any): any; - /** - * Retrieves a select object or an object from an options collection. - * @param namedItem A String that specifies the name or id property of the object to retrieve. A collection is returned if more than one match is made. - */ - namedItem(name: string): any; - /** - * Removes an element from the collection. - * @param index Number that specifies the zero-based index of the element to remove from the collection. - */ - remove(index?: number): void; + * Highlights the input area of a form element. + */ + select(): void; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + /** + * Sets the start and end positions of a selection in a text field. + * @param start The offset into the text field for the start of the selection. + * @param end The offset into the text field for the end of the selection. + */ + setSelectionRange(start: number, end: number): void; + addEventListener(type: K, listener: (this: HTMLTextAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; - [name: string]: any; + removeEventListener(type: K, listener: (this: HTMLTextAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSelectElement: { - prototype: HTMLSelectElement; - new(): HTMLSelectElement; +declare var HTMLTextAreaElement: { + prototype: HTMLTextAreaElement; + new(): HTMLTextAreaElement; +}; + +interface HTMLTimeElement extends HTMLElement { + dateTime: string; + addEventListener(type: K, listener: (this: HTMLTimeElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTimeElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLSourceElement extends HTMLElement { - /** - * Gets or sets the intended media type of the media source. - */ - media: string; - msKeySystem: string; - sizes: string; - /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcset: string; +declare var HTMLTimeElement: { + prototype: HTMLTimeElement; + new(): HTMLTimeElement; +}; + +interface HTMLTitleElement extends HTMLElement { /** - * Gets or sets the MIME type of a media resource. + * Retrieves or sets the text of the object as a string. */ - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + text: string; + addEventListener(type: K, listener: (this: HTMLTitleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTitleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSourceElement: { - prototype: HTMLSourceElement; - new(): HTMLSourceElement; -} +declare var HTMLTitleElement: { + prototype: HTMLTitleElement; + new(): HTMLTitleElement; +}; -interface HTMLSpanElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLTrackElement extends HTMLElement { + default: boolean; + kind: string; + label: string; + readonly readyState: number; + src: string; + srclang: string; + readonly track: TextTrack; + readonly ERROR: number; + readonly LOADED: number; + readonly LOADING: number; + readonly NONE: number; + addEventListener(type: K, listener: (this: HTMLTrackElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTrackElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSpanElement: { - prototype: HTMLSpanElement; - new(): HTMLSpanElement; -} +declare var HTMLTrackElement: { + prototype: HTMLTrackElement; + new(): HTMLTrackElement; + readonly ERROR: number; + readonly LOADED: number; + readonly LOADING: number; + readonly NONE: number; +}; -interface HTMLStyleElement extends HTMLElement, LinkStyle { - disabled: boolean; - /** - * Sets or retrieves the media type. - */ - media: string; - /** - * Retrieves the CSS language in which the style sheet is written. - */ +interface HTMLUListElement extends HTMLElement { + compact: boolean; type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLUListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLUListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLStyleElement: { - prototype: HTMLStyleElement; - new(): HTMLStyleElement; -} +declare var HTMLUListElement: { + prototype: HTMLUListElement; + new(): HTMLUListElement; +}; -interface HTMLTableCaptionElement extends HTMLElement { - /** - * Sets or retrieves the alignment of the caption or legend. - */ - align: string; - /** - * Sets or retrieves whether the caption appears at the top or bottom of the table. - */ - vAlign: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLUnknownElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLUnknownElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLUnknownElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableCaptionElement: { - prototype: HTMLTableCaptionElement; - new(): HTMLTableCaptionElement; +declare var HTMLUnknownElement: { + prototype: HTMLUnknownElement; + new(): HTMLUnknownElement; +}; + +interface HTMLVideoElementEventMap extends HTMLMediaElementEventMap { + "MSVideoFormatChanged": Event; + "MSVideoFrameStepCompleted": Event; + "MSVideoOptimalLayoutChanged": Event; } -interface HTMLTableCellElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves abbreviated text for the object. - */ - abbr: string; - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - /** - * Sets or retrieves a comma-delimited list of conceptual categories associated with the object. - */ - axis: string; - bgColor: any; - /** - * Retrieves the position of the object in the cells collection of a row. - */ - readonly cellIndex: number; - /** - * Sets or retrieves the number columns in the table that the object should span. - */ - colSpan: number; - /** - * Sets or retrieves a list of header cells that provide information for the object. - */ - headers: string; +interface HTMLVideoElement extends HTMLMediaElement { /** - * Sets or retrieves the height of the object. - */ - height: any; + * Gets or sets the height of the video element. + */ + height: number; + msHorizontalMirror: boolean; + readonly msIsLayoutOptimalForPlayback: boolean; + readonly msIsStereo3D: boolean; + msStereo3DPackingMode: string; + msStereo3DRenderMode: string; + msZoom: boolean; + onMSVideoFormatChanged: (this: HTMLVideoElement, ev: Event) => any; + onMSVideoFrameStepCompleted: (this: HTMLVideoElement, ev: Event) => any; + onMSVideoOptimalLayoutChanged: (this: HTMLVideoElement, ev: Event) => any; /** - * Sets or retrieves whether the browser automatically performs wordwrap. - */ - noWrap: boolean; + * Gets or sets a URL of an image to display, for example, like a movie poster. This can be a still frame from the video, or another image if no video data is available. + */ + poster: string; /** - * Sets or retrieves how many rows in a table the cell should span. - */ - rowSpan: number; + * Gets the intrinsic height of a video in CSS pixels, or zero if the dimensions are not known. + */ + readonly videoHeight: number; /** - * Sets or retrieves the group of cells in a table to which the object's information applies. - */ - scope: string; + * Gets the intrinsic width of a video in CSS pixels, or zero if the dimensions are not known. + */ + readonly videoWidth: number; + readonly webkitDisplayingFullscreen: boolean; + readonly webkitSupportsFullscreen: boolean; /** - * Sets or retrieves the width of the object. - */ - width: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Gets or sets the width of the video element. + */ + width: number; + getVideoPlaybackQuality(): VideoPlaybackQuality; + msFrameStep(forward: boolean): void; + msInsertVideoEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; + msSetVideoRectangle(left: number, top: number, right: number, bottom: number): void; + webkitEnterFullscreen(): void; + webkitEnterFullScreen(): void; + webkitExitFullscreen(): void; + webkitExitFullScreen(): void; + addEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableCellElement: { - prototype: HTMLTableCellElement; - new(): HTMLTableCellElement; +declare var HTMLVideoElement: { + prototype: HTMLVideoElement; + new(): HTMLVideoElement; +}; + +interface IDBCursor { + readonly direction: IDBCursorDirection; + key: IDBKeyRange | IDBValidKey; + readonly primaryKey: any; + source: IDBObjectStore | IDBIndex; + advance(count: number): void; + continue(key?: IDBKeyRange | IDBValidKey): void; + delete(): IDBRequest; + update(value: any): IDBRequest; + readonly NEXT: string; + readonly NEXT_NO_DUPLICATE: string; + readonly PREV: string; + readonly PREV_NO_DUPLICATE: string; } -interface HTMLTableColElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves the alignment of the object relative to the display or table. - */ - align: string; - /** - * Sets or retrieves the number of columns in the group. - */ - span: number; - /** - * Sets or retrieves the width of the object. - */ - width: any; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBCursor: { + prototype: IDBCursor; + new(): IDBCursor; + readonly NEXT: string; + readonly NEXT_NO_DUPLICATE: string; + readonly PREV: string; + readonly PREV_NO_DUPLICATE: string; +}; + +interface IDBCursorWithValue extends IDBCursor { + readonly value: any; } -declare var HTMLTableColElement: { - prototype: HTMLTableColElement; - new(): HTMLTableColElement; +declare var IDBCursorWithValue: { + prototype: IDBCursorWithValue; + new(): IDBCursorWithValue; +}; + +interface IDBDatabaseEventMap { + "abort": Event; + "error": Event; } -interface HTMLTableDataCellElement extends HTMLTableCellElement { +interface IDBDatabase extends EventTarget { + readonly name: string; + readonly objectStoreNames: DOMStringList; + onabort: (this: IDBDatabase, ev: Event) => any; + onerror: (this: IDBDatabase, ev: Event) => any; + version: number; + onversionchange: (ev: IDBVersionChangeEvent) => any; + close(): void; + createObjectStore(name: string, optionalParameters?: IDBObjectStoreParameters): IDBObjectStore; + deleteObjectStore(name: string): void; + transaction(storeNames: string | string[], mode?: IDBTransactionMode): IDBTransaction; + addEventListener(type: "versionchange", listener: (ev: IDBVersionChangeEvent) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableDataCellElement: { - prototype: HTMLTableDataCellElement; - new(): HTMLTableDataCellElement; +declare var IDBDatabase: { + prototype: IDBDatabase; + new(): IDBDatabase; +}; + +interface IDBFactory { + cmp(first: any, second: any): number; + deleteDatabase(name: string): IDBOpenDBRequest; + open(name: string, version?: number): IDBOpenDBRequest; } -interface HTMLTableElement extends HTMLElement { - /** - * Sets or retrieves a value that indicates the table alignment. - */ - align: string; - bgColor: any; - /** - * Sets or retrieves the width of the border to draw around the object. - */ - border: string; - /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; - /** - * Retrieves the caption object of a table. - */ - caption: HTMLTableCaptionElement; - /** - * Sets or retrieves the amount of space between the border of the cell and the content of the cell. - */ - cellPadding: string; - /** - * Sets or retrieves the amount of space between cells in a table. - */ - cellSpacing: string; - /** - * Sets or retrieves the number of columns in the table. - */ - cols: number; - /** - * Sets or retrieves the way the border frame around the table is displayed. - */ - frame: string; - /** - * Sets or retrieves the height of the object. - */ - height: any; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: HTMLCollectionOf; - /** - * Sets or retrieves which dividing lines (inner borders) are displayed. - */ - rules: string; - /** - * Sets or retrieves a description and/or structure of the object. - */ - summary: string; - /** - * Retrieves a collection of all tBody objects in the table. Objects in this collection are in source order. - */ - tBodies: HTMLCollectionOf; - /** - * Retrieves the tFoot object of the table. - */ - tFoot: HTMLTableSectionElement; - /** - * Retrieves the tHead object of the table. - */ - tHead: HTMLTableSectionElement; - /** - * Sets or retrieves the width of the object. - */ - width: string; - /** - * Creates an empty caption element in the table. - */ - createCaption(): HTMLTableCaptionElement; - /** - * Creates an empty tBody element in the table. - */ - createTBody(): HTMLTableSectionElement; - /** - * Creates an empty tFoot element in the table. - */ - createTFoot(): HTMLTableSectionElement; - /** - * Returns the tHead element object if successful, or null otherwise. - */ - createTHead(): HTMLTableSectionElement; - /** - * Deletes the caption element and its contents from the table. - */ - deleteCaption(): void; - /** - * Removes the specified row (tr) from the element and from the rows collection. - * @param index Number that specifies the zero-based position in the rows collection of the row to remove. - */ - deleteRow(index?: number): void; - /** - * Deletes the tFoot element and its contents from the table. - */ - deleteTFoot(): void; - /** - * Deletes the tHead element and its contents from the table. - */ - deleteTHead(): void; - /** - * Creates a new row (tr) in the table, and adds the row to the rows collection. - * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. - */ - insertRow(index?: number): HTMLTableRowElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBFactory: { + prototype: IDBFactory; + new(): IDBFactory; +}; + +interface IDBIndex { + keyPath: string | string[]; + readonly name: string; + readonly objectStore: IDBObjectStore; + readonly unique: boolean; + multiEntry: boolean; + count(key?: IDBKeyRange | IDBValidKey): IDBRequest; + get(key: IDBKeyRange | IDBValidKey): IDBRequest; + getKey(key: IDBKeyRange | IDBValidKey): IDBRequest; + openCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; + openKeyCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; } -declare var HTMLTableElement: { - prototype: HTMLTableElement; - new(): HTMLTableElement; +declare var IDBIndex: { + prototype: IDBIndex; + new(): IDBIndex; +}; + +interface IDBKeyRange { + readonly lower: any; + readonly lowerOpen: boolean; + readonly upper: any; + readonly upperOpen: boolean; } -interface HTMLTableHeaderCellElement extends HTMLTableCellElement { - /** - * Sets or retrieves the group of cells in a table to which the object's information applies. - */ - scope: string; +declare var IDBKeyRange: { + prototype: IDBKeyRange; + new(): IDBKeyRange; + bound(lower: any, upper: any, lowerOpen?: boolean, upperOpen?: boolean): IDBKeyRange; + lowerBound(lower: any, open?: boolean): IDBKeyRange; + only(value: any): IDBKeyRange; + upperBound(upper: any, open?: boolean): IDBKeyRange; +}; + +interface IDBObjectStore { + readonly indexNames: DOMStringList; + keyPath: string | string[]; + readonly name: string; + readonly transaction: IDBTransaction; + autoIncrement: boolean; + add(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; + clear(): IDBRequest; + count(key?: IDBKeyRange | IDBValidKey): IDBRequest; + createIndex(name: string, keyPath: string | string[], optionalParameters?: IDBIndexParameters): IDBIndex; + delete(key: IDBKeyRange | IDBValidKey): IDBRequest; + deleteIndex(indexName: string): void; + get(key: any): IDBRequest; + index(name: string): IDBIndex; + openCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; + put(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; } -declare var HTMLTableHeaderCellElement: { - prototype: HTMLTableHeaderCellElement; - new(): HTMLTableHeaderCellElement; +declare var IDBObjectStore: { + prototype: IDBObjectStore; + new(): IDBObjectStore; +}; + +interface IDBOpenDBRequestEventMap extends IDBRequestEventMap { + "blocked": Event; + "upgradeneeded": IDBVersionChangeEvent; } -interface HTMLTableRowElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - bgColor: any; - /** - * Retrieves a collection of all cells in the table row. - */ - cells: HTMLCollectionOf; - /** - * Sets or retrieves the height of the object. - */ - height: any; - /** - * Retrieves the position of the object in the rows collection for the table. - */ - readonly rowIndex: number; - /** - * Retrieves the position of the object in the collection. - */ - readonly sectionRowIndex: number; - /** - * Removes the specified cell from the table row, as well as from the cells collection. - * @param index Number that specifies the zero-based position of the cell to remove from the table row. If no value is provided, the last cell in the cells collection is deleted. - */ - deleteCell(index?: number): void; - /** - * Creates a new cell in the table row, and adds the cell to the cells collection. - * @param index Number that specifies where to insert the cell in the tr. The default value is -1, which appends the new cell to the end of the cells collection. - */ - insertCell(index?: number): HTMLTableDataCellElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBOpenDBRequest extends IDBRequest { + onblocked: (this: IDBOpenDBRequest, ev: Event) => any; + onupgradeneeded: (this: IDBOpenDBRequest, ev: IDBVersionChangeEvent) => any; + addEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableRowElement: { - prototype: HTMLTableRowElement; - new(): HTMLTableRowElement; +declare var IDBOpenDBRequest: { + prototype: IDBOpenDBRequest; + new(): IDBOpenDBRequest; +}; + +interface IDBRequestEventMap { + "error": Event; + "success": Event; } -interface HTMLTableSectionElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves a value that indicates the table alignment. - */ - align: string; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: HTMLCollectionOf; - /** - * Removes the specified row (tr) from the element and from the rows collection. - * @param index Number that specifies the zero-based position in the rows collection of the row to remove. - */ - deleteRow(index?: number): void; - /** - * Creates a new row (tr) in the table, and adds the row to the rows collection. - * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. - */ - insertRow(index?: number): HTMLTableRowElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBRequest extends EventTarget { + readonly error: DOMException; + onerror: (this: IDBRequest, ev: Event) => any; + onsuccess: (this: IDBRequest, ev: Event) => any; + readonly readyState: IDBRequestReadyState; + readonly result: any; + source: IDBObjectStore | IDBIndex | IDBCursor; + readonly transaction: IDBTransaction; + addEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableSectionElement: { - prototype: HTMLTableSectionElement; - new(): HTMLTableSectionElement; +declare var IDBRequest: { + prototype: IDBRequest; + new(): IDBRequest; +}; + +interface IDBTransactionEventMap { + "abort": Event; + "complete": Event; + "error": Event; } -interface HTMLTemplateElement extends HTMLElement { - readonly content: DocumentFragment; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBTransaction extends EventTarget { + readonly db: IDBDatabase; + readonly error: DOMException; + readonly mode: IDBTransactionMode; + onabort: (this: IDBTransaction, ev: Event) => any; + oncomplete: (this: IDBTransaction, ev: Event) => any; + onerror: (this: IDBTransaction, ev: Event) => any; + abort(): void; + objectStore(name: string): IDBObjectStore; + readonly READ_ONLY: string; + readonly READ_WRITE: string; + readonly VERSION_CHANGE: string; + addEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTemplateElement: { - prototype: HTMLTemplateElement; - new(): HTMLTemplateElement; +declare var IDBTransaction: { + prototype: IDBTransaction; + new(): IDBTransaction; + readonly READ_ONLY: string; + readonly READ_WRITE: string; + readonly VERSION_CHANGE: string; +}; + +interface IDBVersionChangeEvent extends Event { + readonly newVersion: number | null; + readonly oldVersion: number; } -interface HTMLTextAreaElement extends HTMLElement { - /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; - /** - * Sets or retrieves the width of the object. - */ - cols: number; - /** - * Sets or retrieves the initial contents of the object. - */ - defaultValue: string; - disabled: boolean; - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - /** - * Sets or retrieves the maximum number of characters that the user can enter in a text control. - */ - maxLength: number; - /** - * Sets or retrieves the name of the object. - */ - name: string; - /** - * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. - */ - placeholder: string; - /** - * Sets or retrieves the value indicated whether the content of the object is read-only. - */ - readOnly: boolean; - /** - * When present, marks an element that can't be submitted without a value. - */ - required: boolean; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: number; - /** - * Gets or sets the end position or offset of a text selection. - */ - selectionEnd: number; - /** - * Gets or sets the starting position or offset of a text selection. - */ - selectionStart: number; - /** - * Sets or retrieves the value indicating whether the control is selected. - */ - status: any; - /** - * Retrieves the type of control. - */ - readonly type: string; - /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; - /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - /** - * Retrieves or sets the text in the entry field of the textArea element. - */ - value: string; - /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; - /** - * Sets or retrieves how to handle wordwrapping in the object. - */ - wrap: string; - minLength: number; - /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; - /** - * Highlights the input area of a form element. - */ - select(): void; - /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - /** - * Sets the start and end positions of a selection in a text field. - * @param start The offset into the text field for the start of the selection. - * @param end The offset into the text field for the end of the selection. - */ - setSelectionRange(start: number, end: number): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBVersionChangeEvent: { + prototype: IDBVersionChangeEvent; + new(): IDBVersionChangeEvent; +}; + +interface IIRFilterNode extends AudioNode { + getFrequencyResponse(frequencyHz: Float32Array, magResponse: Float32Array, phaseResponse: Float32Array): void; } -declare var HTMLTextAreaElement: { - prototype: HTMLTextAreaElement; - new(): HTMLTextAreaElement; +declare var IIRFilterNode: { + prototype: IIRFilterNode; + new(): IIRFilterNode; +}; + +interface ImageData { + data: Uint8ClampedArray; + readonly height: number; + readonly width: number; } -interface HTMLTitleElement extends HTMLElement { - /** - * Retrieves or sets the text of the object as a string. - */ - text: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var ImageData: { + prototype: ImageData; + new(width: number, height: number): ImageData; + new(array: Uint8ClampedArray, width: number, height: number): ImageData; +}; + +interface IntersectionObserver { + readonly root: Element | null; + readonly rootMargin: string; + readonly thresholds: number[]; + disconnect(): void; + observe(target: Element): void; + takeRecords(): IntersectionObserverEntry[]; + unobserve(target: Element): void; } -declare var HTMLTitleElement: { - prototype: HTMLTitleElement; - new(): HTMLTitleElement; +declare var IntersectionObserver: { + prototype: IntersectionObserver; + new(callback: IntersectionObserverCallback, options?: IntersectionObserverInit): IntersectionObserver; +}; + +interface IntersectionObserverEntry { + readonly boundingClientRect: ClientRect; + readonly intersectionRatio: number; + readonly intersectionRect: ClientRect; + readonly rootBounds: ClientRect; + readonly target: Element; + readonly time: number; + readonly isIntersecting: boolean; } -interface HTMLTrackElement extends HTMLElement { - default: boolean; - kind: string; - label: string; - readonly readyState: number; - src: string; - srclang: string; - readonly track: TextTrack; - readonly ERROR: number; - readonly LOADED: number; - readonly LOADING: number; - readonly NONE: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IntersectionObserverEntry: { + prototype: IntersectionObserverEntry; + new(intersectionObserverEntryInit: IntersectionObserverEntryInit): IntersectionObserverEntry; +}; + +interface KeyboardEvent extends UIEvent { + readonly altKey: boolean; + readonly char: string | null; + readonly charCode: number; + readonly ctrlKey: boolean; + readonly key: string; + readonly keyCode: number; + readonly locale: string; + readonly location: number; + readonly metaKey: boolean; + readonly repeat: boolean; + readonly shiftKey: boolean; + readonly which: number; + readonly code: string; + getModifierState(keyArg: string): boolean; + initKeyboardEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, keyArg: string, locationArg: number, modifiersListArg: string, repeat: boolean, locale: string): void; + readonly DOM_KEY_LOCATION_JOYSTICK: number; + readonly DOM_KEY_LOCATION_LEFT: number; + readonly DOM_KEY_LOCATION_MOBILE: number; + readonly DOM_KEY_LOCATION_NUMPAD: number; + readonly DOM_KEY_LOCATION_RIGHT: number; + readonly DOM_KEY_LOCATION_STANDARD: number; } -declare var HTMLTrackElement: { - prototype: HTMLTrackElement; - new(): HTMLTrackElement; - readonly ERROR: number; - readonly LOADED: number; - readonly LOADING: number; - readonly NONE: number; +declare var KeyboardEvent: { + prototype: KeyboardEvent; + new(typeArg: string, eventInitDict?: KeyboardEventInit): KeyboardEvent; + readonly DOM_KEY_LOCATION_JOYSTICK: number; + readonly DOM_KEY_LOCATION_LEFT: number; + readonly DOM_KEY_LOCATION_MOBILE: number; + readonly DOM_KEY_LOCATION_NUMPAD: number; + readonly DOM_KEY_LOCATION_RIGHT: number; + readonly DOM_KEY_LOCATION_STANDARD: number; +}; + +interface ListeningStateChangedEvent extends Event { + readonly label: string; + readonly state: ListeningState; } -interface HTMLUListElement extends HTMLElement { - compact: boolean; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var ListeningStateChangedEvent: { + prototype: ListeningStateChangedEvent; + new(): ListeningStateChangedEvent; +}; + +interface Location { + hash: string; + host: string; + hostname: string; + href: string; + readonly origin: string; + pathname: string; + port: string; + protocol: string; + search: string; + assign(url: string): void; + reload(forcedReload?: boolean): void; + replace(url: string): void; + toString(): string; } -declare var HTMLUListElement: { - prototype: HTMLUListElement; - new(): HTMLUListElement; -} +declare var Location: { + prototype: Location; + new(): Location; +}; -interface HTMLUnknownElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface LongRunningScriptDetectedEvent extends Event { + readonly executionTime: number; + stopPageScriptExecution: boolean; } -declare var HTMLUnknownElement: { - prototype: HTMLUnknownElement; - new(): HTMLUnknownElement; +declare var LongRunningScriptDetectedEvent: { + prototype: LongRunningScriptDetectedEvent; + new(): LongRunningScriptDetectedEvent; +}; + +interface MediaDeviceInfo { + readonly deviceId: string; + readonly groupId: string; + readonly kind: MediaDeviceKind; + readonly label: string; } -interface HTMLVideoElementEventMap extends HTMLMediaElementEventMap { - "MSVideoFormatChanged": Event; - "MSVideoFrameStepCompleted": Event; - "MSVideoOptimalLayoutChanged": Event; +declare var MediaDeviceInfo: { + prototype: MediaDeviceInfo; + new(): MediaDeviceInfo; +}; + +interface MediaDevicesEventMap { + "devicechange": Event; } -interface HTMLVideoElement extends HTMLMediaElement { - /** - * Gets or sets the height of the video element. - */ - height: number; - msHorizontalMirror: boolean; - readonly msIsLayoutOptimalForPlayback: boolean; - readonly msIsStereo3D: boolean; - msStereo3DPackingMode: string; - msStereo3DRenderMode: string; - msZoom: boolean; - onMSVideoFormatChanged: (this: HTMLVideoElement, ev: Event) => any; - onMSVideoFrameStepCompleted: (this: HTMLVideoElement, ev: Event) => any; - onMSVideoOptimalLayoutChanged: (this: HTMLVideoElement, ev: Event) => any; - /** - * Gets or sets a URL of an image to display, for example, like a movie poster. This can be a still frame from the video, or another image if no video data is available. - */ - poster: string; - /** - * Gets the intrinsic height of a video in CSS pixels, or zero if the dimensions are not known. - */ - readonly videoHeight: number; - /** - * Gets the intrinsic width of a video in CSS pixels, or zero if the dimensions are not known. - */ - readonly videoWidth: number; - readonly webkitDisplayingFullscreen: boolean; - readonly webkitSupportsFullscreen: boolean; - /** - * Gets or sets the width of the video element. - */ - width: number; - getVideoPlaybackQuality(): VideoPlaybackQuality; - msFrameStep(forward: boolean): void; - msInsertVideoEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; - msSetVideoRectangle(left: number, top: number, right: number, bottom: number): void; - webkitEnterFullScreen(): void; - webkitEnterFullscreen(): void; - webkitExitFullScreen(): void; - webkitExitFullscreen(): void; - addEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; +interface MediaDevices extends EventTarget { + ondevicechange: (this: MediaDevices, ev: Event) => any; + enumerateDevices(): Promise; + getSupportedConstraints(): MediaTrackSupportedConstraints; + getUserMedia(constraints: MediaStreamConstraints): Promise; + addEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLVideoElement: { - prototype: HTMLVideoElement; - new(): HTMLVideoElement; -} +declare var MediaDevices: { + prototype: MediaDevices; + new(): MediaDevices; +}; -interface HashChangeEvent extends Event { - readonly newURL: string | null; - readonly oldURL: string | null; +interface MediaElementAudioSourceNode extends AudioNode { } -declare var HashChangeEvent: { - prototype: HashChangeEvent; - new(type: string, eventInitDict?: HashChangeEventInit): HashChangeEvent; -} +declare var MediaElementAudioSourceNode: { + prototype: MediaElementAudioSourceNode; + new(): MediaElementAudioSourceNode; +}; -interface History { - readonly length: number; - readonly state: any; - scrollRestoration: ScrollRestoration; - back(): void; - forward(): void; - go(delta?: number): void; - pushState(data: any, title: string, url?: string | null): void; - replaceState(data: any, title: string, url?: string | null): void; +interface MediaEncryptedEvent extends Event { + readonly initData: ArrayBuffer | null; + readonly initDataType: string; } -declare var History: { - prototype: History; - new(): History; -} +declare var MediaEncryptedEvent: { + prototype: MediaEncryptedEvent; + new(type: string, eventInitDict?: MediaEncryptedEventInit): MediaEncryptedEvent; +}; -interface IDBCursor { - readonly direction: string; - key: IDBKeyRange | IDBValidKey; - readonly primaryKey: any; - source: IDBObjectStore | IDBIndex; - advance(count: number): void; - continue(key?: IDBKeyRange | IDBValidKey): void; - delete(): IDBRequest; - update(value: any): IDBRequest; - readonly NEXT: string; - readonly NEXT_NO_DUPLICATE: string; - readonly PREV: string; - readonly PREV_NO_DUPLICATE: string; +interface MediaError { + readonly code: number; + readonly msExtendedCode: number; + readonly MEDIA_ERR_ABORTED: number; + readonly MEDIA_ERR_DECODE: number; + readonly MEDIA_ERR_NETWORK: number; + readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; + readonly MS_MEDIA_ERR_ENCRYPTED: number; } -declare var IDBCursor: { - prototype: IDBCursor; - new(): IDBCursor; - readonly NEXT: string; - readonly NEXT_NO_DUPLICATE: string; - readonly PREV: string; - readonly PREV_NO_DUPLICATE: string; +declare var MediaError: { + prototype: MediaError; + new(): MediaError; + readonly MEDIA_ERR_ABORTED: number; + readonly MEDIA_ERR_DECODE: number; + readonly MEDIA_ERR_NETWORK: number; + readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; + readonly MS_MEDIA_ERR_ENCRYPTED: number; +}; + +interface MediaKeyMessageEvent extends Event { + readonly message: ArrayBuffer; + readonly messageType: MediaKeyMessageType; } -interface IDBCursorWithValue extends IDBCursor { - readonly value: any; +declare var MediaKeyMessageEvent: { + prototype: MediaKeyMessageEvent; + new(type: string, eventInitDict?: MediaKeyMessageEventInit): MediaKeyMessageEvent; +}; + +interface MediaKeys { + createSession(sessionType?: MediaKeySessionType): MediaKeySession; + setServerCertificate(serverCertificate: any): Promise; } -declare var IDBCursorWithValue: { - prototype: IDBCursorWithValue; - new(): IDBCursorWithValue; +declare var MediaKeys: { + prototype: MediaKeys; + new(): MediaKeys; +}; + +interface MediaKeySession extends EventTarget { + readonly closed: Promise; + readonly expiration: number; + readonly keyStatuses: MediaKeyStatusMap; + readonly sessionId: string; + close(): Promise; + generateRequest(initDataType: string, initData: any): Promise; + load(sessionId: string): Promise; + remove(): Promise; + update(response: any): Promise; } -interface IDBDatabaseEventMap { - "abort": Event; - "error": ErrorEvent; +declare var MediaKeySession: { + prototype: MediaKeySession; + new(): MediaKeySession; +}; + +interface MediaKeyStatusMap { + readonly size: number; + forEach(callback: ForEachCallback): void; + get(keyId: any): MediaKeyStatus; + has(keyId: any): boolean; } -interface IDBDatabase extends EventTarget { - readonly name: string; - readonly objectStoreNames: DOMStringList; - onabort: (this: IDBDatabase, ev: Event) => any; - onerror: (this: IDBDatabase, ev: ErrorEvent) => any; - version: number; - onversionchange: (ev: IDBVersionChangeEvent) => any; - close(): void; - createObjectStore(name: string, optionalParameters?: IDBObjectStoreParameters): IDBObjectStore; - deleteObjectStore(name: string): void; - transaction(storeNames: string | string[], mode?: string): IDBTransaction; - addEventListener(type: "versionchange", listener: (ev: IDBVersionChangeEvent) => any, useCapture?: boolean): void; - addEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var MediaKeyStatusMap: { + prototype: MediaKeyStatusMap; + new(): MediaKeyStatusMap; +}; + +interface MediaKeySystemAccess { + readonly keySystem: string; + createMediaKeys(): Promise; + getConfiguration(): MediaKeySystemConfiguration; } -declare var IDBDatabase: { - prototype: IDBDatabase; - new(): IDBDatabase; +declare var MediaKeySystemAccess: { + prototype: MediaKeySystemAccess; + new(): MediaKeySystemAccess; +}; + +interface MediaList { + readonly length: number; + mediaText: string; + appendMedium(newMedium: string): void; + deleteMedium(oldMedium: string): void; + item(index: number): string; + toString(): string; + [index: number]: string; } -interface IDBFactory { - cmp(first: any, second: any): number; - deleteDatabase(name: string): IDBOpenDBRequest; - open(name: string, version?: number): IDBOpenDBRequest; +declare var MediaList: { + prototype: MediaList; + new(): MediaList; +}; + +interface MediaQueryList { + readonly matches: boolean; + readonly media: string; + addListener(listener: MediaQueryListListener): void; + removeListener(listener: MediaQueryListListener): void; } -declare var IDBFactory: { - prototype: IDBFactory; - new(): IDBFactory; +declare var MediaQueryList: { + prototype: MediaQueryList; + new(): MediaQueryList; +}; + +interface MediaSource extends EventTarget { + readonly activeSourceBuffers: SourceBufferList; + duration: number; + readonly readyState: string; + readonly sourceBuffers: SourceBufferList; + addSourceBuffer(type: string): SourceBuffer; + endOfStream(error?: number): void; + removeSourceBuffer(sourceBuffer: SourceBuffer): void; } -interface IDBIndex { - keyPath: string | string[]; - readonly name: string; - readonly objectStore: IDBObjectStore; - readonly unique: boolean; - multiEntry: boolean; - count(key?: IDBKeyRange | IDBValidKey): IDBRequest; - get(key: IDBKeyRange | IDBValidKey): IDBRequest; - getKey(key: IDBKeyRange | IDBValidKey): IDBRequest; - openCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; - openKeyCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; -} +declare var MediaSource: { + prototype: MediaSource; + new(): MediaSource; + isTypeSupported(type: string): boolean; +}; -declare var IDBIndex: { - prototype: IDBIndex; - new(): IDBIndex; +interface MediaStreamEventMap { + "active": Event; + "addtrack": MediaStreamTrackEvent; + "inactive": Event; + "removetrack": MediaStreamTrackEvent; } -interface IDBKeyRange { - readonly lower: any; - readonly lowerOpen: boolean; - readonly upper: any; - readonly upperOpen: boolean; +interface MediaStream extends EventTarget { + readonly active: boolean; + readonly id: string; + onactive: (this: MediaStream, ev: Event) => any; + onaddtrack: (this: MediaStream, ev: MediaStreamTrackEvent) => any; + oninactive: (this: MediaStream, ev: Event) => any; + onremovetrack: (this: MediaStream, ev: MediaStreamTrackEvent) => any; + addTrack(track: MediaStreamTrack): void; + clone(): MediaStream; + getAudioTracks(): MediaStreamTrack[]; + getTrackById(trackId: string): MediaStreamTrack | null; + getTracks(): MediaStreamTrack[]; + getVideoTracks(): MediaStreamTrack[]; + removeTrack(track: MediaStreamTrack): void; + stop(): void; + addEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var IDBKeyRange: { - prototype: IDBKeyRange; - new(): IDBKeyRange; - bound(lower: any, upper: any, lowerOpen?: boolean, upperOpen?: boolean): IDBKeyRange; - lowerBound(lower: any, open?: boolean): IDBKeyRange; - only(value: any): IDBKeyRange; - upperBound(upper: any, open?: boolean): IDBKeyRange; +declare var MediaStream: { + prototype: MediaStream; + new(streamOrTracks?: MediaStream | MediaStreamTrack[]): MediaStream; +}; + +interface MediaStreamAudioSourceNode extends AudioNode { } -interface IDBObjectStore { - readonly indexNames: DOMStringList; - keyPath: string | string[]; +declare var MediaStreamAudioSourceNode: { + prototype: MediaStreamAudioSourceNode; + new(): MediaStreamAudioSourceNode; +}; + +interface MediaStreamError { + readonly constraintName: string | null; + readonly message: string | null; readonly name: string; - readonly transaction: IDBTransaction; - autoIncrement: boolean; - add(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; - clear(): IDBRequest; - count(key?: IDBKeyRange | IDBValidKey): IDBRequest; - createIndex(name: string, keyPath: string | string[], optionalParameters?: IDBIndexParameters): IDBIndex; - delete(key: IDBKeyRange | IDBValidKey): IDBRequest; - deleteIndex(indexName: string): void; - get(key: any): IDBRequest; - index(name: string): IDBIndex; - openCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; - put(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; } -declare var IDBObjectStore: { - prototype: IDBObjectStore; - new(): IDBObjectStore; -} +declare var MediaStreamError: { + prototype: MediaStreamError; + new(): MediaStreamError; +}; -interface IDBOpenDBRequestEventMap extends IDBRequestEventMap { - "blocked": Event; - "upgradeneeded": IDBVersionChangeEvent; +interface MediaStreamErrorEvent extends Event { + readonly error: MediaStreamError | null; } -interface IDBOpenDBRequest extends IDBRequest { - onblocked: (this: IDBOpenDBRequest, ev: Event) => any; - onupgradeneeded: (this: IDBOpenDBRequest, ev: IDBVersionChangeEvent) => any; - addEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var MediaStreamErrorEvent: { + prototype: MediaStreamErrorEvent; + new(typeArg: string, eventInitDict?: MediaStreamErrorEventInit): MediaStreamErrorEvent; +}; -declare var IDBOpenDBRequest: { - prototype: IDBOpenDBRequest; - new(): IDBOpenDBRequest; +interface MediaStreamEvent extends Event { + readonly stream: MediaStream | null; } -interface IDBRequestEventMap { - "error": ErrorEvent; - "success": Event; +declare var MediaStreamEvent: { + prototype: MediaStreamEvent; + new(type: string, eventInitDict: MediaStreamEventInit): MediaStreamEvent; +}; + +interface MediaStreamTrackEventMap { + "ended": MediaStreamErrorEvent; + "mute": Event; + "overconstrained": MediaStreamErrorEvent; + "unmute": Event; } -interface IDBRequest extends EventTarget { - readonly error: DOMError; - onerror: (this: IDBRequest, ev: ErrorEvent) => any; - onsuccess: (this: IDBRequest, ev: Event) => any; - readonly readyState: string; - readonly result: any; - source: IDBObjectStore | IDBIndex | IDBCursor; - readonly transaction: IDBTransaction; - addEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; +interface MediaStreamTrack extends EventTarget { + enabled: boolean; + readonly id: string; + readonly kind: string; + readonly label: string; + readonly muted: boolean; + onended: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; + onmute: (this: MediaStreamTrack, ev: Event) => any; + onoverconstrained: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; + onunmute: (this: MediaStreamTrack, ev: Event) => any; + readonly readonly: boolean; + readonly readyState: MediaStreamTrackState; + readonly remote: boolean; + applyConstraints(constraints: MediaTrackConstraints): Promise; + clone(): MediaStreamTrack; + getCapabilities(): MediaTrackCapabilities; + getConstraints(): MediaTrackConstraints; + getSettings(): MediaTrackSettings; + stop(): void; + addEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var IDBRequest: { - prototype: IDBRequest; - new(): IDBRequest; -} +declare var MediaStreamTrack: { + prototype: MediaStreamTrack; + new(): MediaStreamTrack; +}; -interface IDBTransactionEventMap { - "abort": Event; - "complete": Event; - "error": ErrorEvent; +interface MediaStreamTrackEvent extends Event { + readonly track: MediaStreamTrack; } -interface IDBTransaction extends EventTarget { - readonly db: IDBDatabase; - readonly error: DOMError; - readonly mode: string; - onabort: (this: IDBTransaction, ev: Event) => any; - oncomplete: (this: IDBTransaction, ev: Event) => any; - onerror: (this: IDBTransaction, ev: ErrorEvent) => any; - abort(): void; - objectStore(name: string): IDBObjectStore; - readonly READ_ONLY: string; - readonly READ_WRITE: string; - readonly VERSION_CHANGE: string; - addEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var MediaStreamTrackEvent: { + prototype: MediaStreamTrackEvent; + new(typeArg: string, eventInitDict?: MediaStreamTrackEventInit): MediaStreamTrackEvent; +}; -declare var IDBTransaction: { - prototype: IDBTransaction; - new(): IDBTransaction; - readonly READ_ONLY: string; - readonly READ_WRITE: string; - readonly VERSION_CHANGE: string; +interface MessageChannel { + readonly port1: MessagePort; + readonly port2: MessagePort; } -interface IDBVersionChangeEvent extends Event { - readonly newVersion: number | null; - readonly oldVersion: number; -} +declare var MessageChannel: { + prototype: MessageChannel; + new(): MessageChannel; +}; -declare var IDBVersionChangeEvent: { - prototype: IDBVersionChangeEvent; - new(): IDBVersionChangeEvent; +interface MessageEvent extends Event { + readonly data: any; + readonly origin: string; + readonly ports: any; + readonly source: Window; + initMessageEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, dataArg: any, originArg: string, lastEventIdArg: string, sourceArg: Window): void; } -interface ImageData { - data: Uint8ClampedArray; - readonly height: number; - readonly width: number; -} +declare var MessageEvent: { + prototype: MessageEvent; + new(type: string, eventInitDict?: MessageEventInit): MessageEvent; +}; -declare var ImageData: { - prototype: ImageData; - new(width: number, height: number): ImageData; - new(array: Uint8ClampedArray, width: number, height: number): ImageData; +interface MessagePortEventMap { + "message": MessageEvent; } -interface KeyboardEvent extends UIEvent { - readonly altKey: boolean; - readonly char: string | null; - readonly charCode: number; - readonly ctrlKey: boolean; - readonly key: string; - readonly keyCode: number; - readonly locale: string; - readonly location: number; - readonly metaKey: boolean; - readonly repeat: boolean; - readonly shiftKey: boolean; - readonly which: number; - readonly code: string; - getModifierState(keyArg: string): boolean; - initKeyboardEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, keyArg: string, locationArg: number, modifiersListArg: string, repeat: boolean, locale: string): void; - readonly DOM_KEY_LOCATION_JOYSTICK: number; - readonly DOM_KEY_LOCATION_LEFT: number; - readonly DOM_KEY_LOCATION_MOBILE: number; - readonly DOM_KEY_LOCATION_NUMPAD: number; - readonly DOM_KEY_LOCATION_RIGHT: number; - readonly DOM_KEY_LOCATION_STANDARD: number; +interface MessagePort extends EventTarget { + onmessage: (this: MessagePort, ev: MessageEvent) => any; + close(): void; + postMessage(message?: any, transfer?: any[]): void; + start(): void; + addEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var KeyboardEvent: { - prototype: KeyboardEvent; - new(typeArg: string, eventInitDict?: KeyboardEventInit): KeyboardEvent; - readonly DOM_KEY_LOCATION_JOYSTICK: number; - readonly DOM_KEY_LOCATION_LEFT: number; - readonly DOM_KEY_LOCATION_MOBILE: number; - readonly DOM_KEY_LOCATION_NUMPAD: number; - readonly DOM_KEY_LOCATION_RIGHT: number; - readonly DOM_KEY_LOCATION_STANDARD: number; -} +declare var MessagePort: { + prototype: MessagePort; + new(): MessagePort; +}; -interface ListeningStateChangedEvent extends Event { - readonly label: string; - readonly state: string; +interface MimeType { + readonly description: string; + readonly enabledPlugin: Plugin; + readonly suffixes: string; + readonly type: string; } -declare var ListeningStateChangedEvent: { - prototype: ListeningStateChangedEvent; - new(): ListeningStateChangedEvent; -} +declare var MimeType: { + prototype: MimeType; + new(): MimeType; +}; -interface Location { - hash: string; - host: string; - hostname: string; - href: string; - readonly origin: string; - pathname: string; - port: string; - protocol: string; - search: string; - assign(url: string): void; - reload(forcedReload?: boolean): void; - replace(url: string): void; - toString(): string; +interface MimeTypeArray { + readonly length: number; + item(index: number): Plugin; + namedItem(type: string): Plugin; + [index: number]: Plugin; } -declare var Location: { - prototype: Location; - new(): Location; -} +declare var MimeTypeArray: { + prototype: MimeTypeArray; + new(): MimeTypeArray; +}; -interface LongRunningScriptDetectedEvent extends Event { - readonly executionTime: number; - stopPageScriptExecution: boolean; +interface MouseEvent extends UIEvent { + readonly altKey: boolean; + readonly button: number; + readonly buttons: number; + readonly clientX: number; + readonly clientY: number; + readonly ctrlKey: boolean; + readonly fromElement: Element; + readonly layerX: number; + readonly layerY: number; + readonly metaKey: boolean; + readonly movementX: number; + readonly movementY: number; + readonly offsetX: number; + readonly offsetY: number; + readonly pageX: number; + readonly pageY: number; + readonly relatedTarget: EventTarget; + readonly screenX: number; + readonly screenY: number; + readonly shiftKey: boolean; + readonly toElement: Element; + readonly which: number; + readonly x: number; + readonly y: number; + getModifierState(keyArg: string): boolean; + initMouseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget | null): void; } -declare var LongRunningScriptDetectedEvent: { - prototype: LongRunningScriptDetectedEvent; - new(): LongRunningScriptDetectedEvent; -} +declare var MouseEvent: { + prototype: MouseEvent; + new(typeArg: string, eventInitDict?: MouseEventInit): MouseEvent; +}; interface MSApp { clearTemporaryWebDataAsync(): MSAppAsyncOperation; @@ -11014,7 +11949,7 @@ interface MSApp { execAsyncAtPriority(asynchronousCallback: MSExecAtPriorityFunctionCallback, priority: string, ...args: any[]): void; execAtPriority(synchronousCallback: MSExecAtPriorityFunctionCallback, priority: string, ...args: any[]): any; getCurrentPriority(): string; - getHtmlPrintDocumentSourceAsync(htmlDoc: any): PromiseLike; + getHtmlPrintDocumentSourceAsync(htmlDoc: any): Promise; getViewId(view: any): any; isTaskScheduledAtPriorityOrHigher(priority: string): boolean; pageHandlesAllApplicationActivations(enabled: boolean): void; @@ -11029,13 +11964,13 @@ declare var MSApp: MSApp; interface MSAppAsyncOperationEventMap { "complete": Event; - "error": ErrorEvent; + "error": Event; } interface MSAppAsyncOperation extends EventTarget { readonly error: DOMError; oncomplete: (this: MSAppAsyncOperation, ev: Event) => any; - onerror: (this: MSAppAsyncOperation, ev: ErrorEvent) => any; + onerror: (this: MSAppAsyncOperation, ev: Event) => any; readonly readyState: number; readonly result: any; start(): void; @@ -11044,6 +11979,8 @@ interface MSAppAsyncOperation extends EventTarget { readonly STARTED: number; addEventListener(type: K, listener: (this: MSAppAsyncOperation, ev: MSAppAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSAppAsyncOperation, ev: MSAppAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSAppAsyncOperation: { @@ -11052,17 +11989,17 @@ declare var MSAppAsyncOperation: { readonly COMPLETED: number; readonly ERROR: number; readonly STARTED: number; -} +}; interface MSAssertion { readonly id: string; - readonly type: string; + readonly type: MSCredentialType; } declare var MSAssertion: { prototype: MSAssertion; new(): MSAssertion; -} +}; interface MSBlobBuilder { append(data: any, endings?: string): void; @@ -11072,29 +12009,29 @@ interface MSBlobBuilder { declare var MSBlobBuilder: { prototype: MSBlobBuilder; new(): MSBlobBuilder; -} +}; interface MSCredentials { - getAssertion(challenge: string, filter?: MSCredentialFilter, params?: MSSignatureParameters): PromiseLike; - makeCredential(accountInfo: MSAccountInfo, params: MSCredentialParameters[], challenge?: string): PromiseLike; + getAssertion(challenge: string, filter?: MSCredentialFilter, params?: MSSignatureParameters): Promise; + makeCredential(accountInfo: MSAccountInfo, params: MSCredentialParameters[], challenge?: string): Promise; } declare var MSCredentials: { prototype: MSCredentials; new(): MSCredentials; -} +}; interface MSFIDOCredentialAssertion extends MSAssertion { readonly algorithm: string | Algorithm; readonly attestation: any; readonly publicKey: string; - readonly transportHints: string[]; + readonly transportHints: MSTransportType[]; } declare var MSFIDOCredentialAssertion: { prototype: MSFIDOCredentialAssertion; new(): MSFIDOCredentialAssertion; -} +}; interface MSFIDOSignature { readonly authnrData: string; @@ -11105,7 +12042,7 @@ interface MSFIDOSignature { declare var MSFIDOSignature: { prototype: MSFIDOSignature; new(): MSFIDOSignature; -} +}; interface MSFIDOSignatureAssertion extends MSAssertion { readonly signature: MSFIDOSignature; @@ -11114,7 +12051,7 @@ interface MSFIDOSignatureAssertion extends MSAssertion { declare var MSFIDOSignatureAssertion: { prototype: MSFIDOSignatureAssertion; new(): MSFIDOSignatureAssertion; -} +}; interface MSGesture { target: Element; @@ -11125,7 +12062,7 @@ interface MSGesture { declare var MSGesture: { prototype: MSGesture; new(): MSGesture; -} +}; interface MSGestureEvent extends UIEvent { readonly clientX: number; @@ -11161,7 +12098,7 @@ declare var MSGestureEvent: { readonly MSGESTURE_FLAG_END: number; readonly MSGESTURE_FLAG_INERTIA: number; readonly MSGESTURE_FLAG_NONE: number; -} +}; interface MSGraphicsTrust { readonly constrictionActive: boolean; @@ -11171,7 +12108,7 @@ interface MSGraphicsTrust { declare var MSGraphicsTrust: { prototype: MSGraphicsTrust; new(): MSGraphicsTrust; -} +}; interface MSHTMLWebViewElement extends HTMLElement { readonly canGoBack: boolean; @@ -11192,19 +12129,22 @@ interface MSHTMLWebViewElement extends HTMLElement { goForward(): void; invokeScriptAsync(scriptName: string, ...args: any[]): MSWebViewAsyncOperation; navigate(uri: string): void; + navigateFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; navigateToLocalStreamUri(source: string, streamResolver: any): void; navigateToString(contents: string): void; navigateWithHttpRequestMessage(requestMessage: any): void; refresh(): void; stop(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: MSHTMLWebViewElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSHTMLWebViewElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSHTMLWebViewElement: { prototype: MSHTMLWebViewElement; new(): MSHTMLWebViewElement; -} +}; interface MSInputMethodContextEventMap { "MSCandidateWindowHide": Event; @@ -11225,12 +12165,14 @@ interface MSInputMethodContext extends EventTarget { isCandidateWindowVisible(): boolean; addEventListener(type: K, listener: (this: MSInputMethodContext, ev: MSInputMethodContextEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSInputMethodContext, ev: MSInputMethodContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSInputMethodContext: { prototype: MSInputMethodContext; new(): MSInputMethodContext; -} +}; interface MSManipulationEvent extends UIEvent { readonly currentState: number; @@ -11259,7 +12201,7 @@ declare var MSManipulationEvent: { readonly MS_MANIPULATION_STATE_PRESELECT: number; readonly MS_MANIPULATION_STATE_SELECTING: number; readonly MS_MANIPULATION_STATE_STOPPED: number; -} +}; interface MSMediaKeyError { readonly code: number; @@ -11281,7 +12223,7 @@ declare var MSMediaKeyError: { readonly MS_MEDIA_KEYERR_OUTPUT: number; readonly MS_MEDIA_KEYERR_SERVICE: number; readonly MS_MEDIA_KEYERR_UNKNOWN: number; -} +}; interface MSMediaKeyMessageEvent extends Event { readonly destinationURL: string | null; @@ -11291,7 +12233,7 @@ interface MSMediaKeyMessageEvent extends Event { declare var MSMediaKeyMessageEvent: { prototype: MSMediaKeyMessageEvent; new(): MSMediaKeyMessageEvent; -} +}; interface MSMediaKeyNeededEvent extends Event { readonly initData: Uint8Array | null; @@ -11300,8 +12242,20 @@ interface MSMediaKeyNeededEvent extends Event { declare var MSMediaKeyNeededEvent: { prototype: MSMediaKeyNeededEvent; new(): MSMediaKeyNeededEvent; +}; + +interface MSMediaKeys { + readonly keySystem: string; + createSession(type: string, initData: Uint8Array, cdmData?: Uint8Array): MSMediaKeySession; } +declare var MSMediaKeys: { + prototype: MSMediaKeys; + new(keySystem: string): MSMediaKeys; + isTypeSupported(keySystem: string, type?: string): boolean; + isTypeSupportedWithFeatures(keySystem: string, type?: string): string; +}; + interface MSMediaKeySession extends EventTarget { readonly error: MSMediaKeyError | null; readonly keySystem: string; @@ -11313,19 +12267,7 @@ interface MSMediaKeySession extends EventTarget { declare var MSMediaKeySession: { prototype: MSMediaKeySession; new(): MSMediaKeySession; -} - -interface MSMediaKeys { - readonly keySystem: string; - createSession(type: string, initData: Uint8Array, cdmData?: Uint8Array): MSMediaKeySession; -} - -declare var MSMediaKeys: { - prototype: MSMediaKeys; - new(keySystem: string): MSMediaKeys; - isTypeSupported(keySystem: string, type?: string): boolean; - isTypeSupportedWithFeatures(keySystem: string, type?: string): string; -} +}; interface MSPointerEvent extends MouseEvent { readonly currentPoint: any; @@ -11348,7 +12290,7 @@ interface MSPointerEvent extends MouseEvent { declare var MSPointerEvent: { prototype: MSPointerEvent; new(typeArg: string, eventInitDict?: PointerEventInit): MSPointerEvent; -} +}; interface MSRangeCollection { readonly length: number; @@ -11359,7 +12301,7 @@ interface MSRangeCollection { declare var MSRangeCollection: { prototype: MSRangeCollection; new(): MSRangeCollection; -} +}; interface MSSiteModeEvent extends Event { readonly actionURL: string; @@ -11369,7 +12311,7 @@ interface MSSiteModeEvent extends Event { declare var MSSiteModeEvent: { prototype: MSSiteModeEvent; new(): MSSiteModeEvent; -} +}; interface MSStream { readonly type: string; @@ -11380,7 +12322,7 @@ interface MSStream { declare var MSStream: { prototype: MSStream; new(): MSStream; -} +}; interface MSStreamReader extends EventTarget, MSBaseReader { readonly error: DOMError; @@ -11389,24 +12331,26 @@ interface MSStreamReader extends EventTarget, MSBaseReader { readAsBlob(stream: MSStream, size?: number): void; readAsDataURL(stream: MSStream, size?: number): void; readAsText(stream: MSStream, encoding?: string, size?: number): void; - addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: MSStreamReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSStreamReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSStreamReader: { prototype: MSStreamReader; new(): MSStreamReader; -} +}; interface MSWebViewAsyncOperationEventMap { "complete": Event; - "error": ErrorEvent; + "error": Event; } interface MSWebViewAsyncOperation extends EventTarget { readonly error: DOMError; oncomplete: (this: MSWebViewAsyncOperation, ev: Event) => any; - onerror: (this: MSWebViewAsyncOperation, ev: ErrorEvent) => any; + onerror: (this: MSWebViewAsyncOperation, ev: Event) => any; readonly readyState: number; readonly result: any; readonly target: MSHTMLWebViewElement; @@ -11420,6 +12364,8 @@ interface MSWebViewAsyncOperation extends EventTarget { readonly TYPE_INVOKE_SCRIPT: number; addEventListener(type: K, listener: (this: MSWebViewAsyncOperation, ev: MSWebViewAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSWebViewAsyncOperation, ev: MSWebViewAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSWebViewAsyncOperation: { @@ -11431,7 +12377,7 @@ declare var MSWebViewAsyncOperation: { readonly TYPE_CAPTURE_PREVIEW_TO_RANDOM_ACCESS_STREAM: number; readonly TYPE_CREATE_DATA_PACKAGE_FROM_SELECTION: number; readonly TYPE_INVOKE_SCRIPT: number; -} +}; interface MSWebViewSettings { isIndexedDBEnabled: boolean; @@ -11441,1343 +12387,1728 @@ interface MSWebViewSettings { declare var MSWebViewSettings: { prototype: MSWebViewSettings; new(): MSWebViewSettings; -} - -interface MediaDeviceInfo { - readonly deviceId: string; - readonly groupId: string; - readonly kind: string; - readonly label: string; -} - -declare var MediaDeviceInfo: { - prototype: MediaDeviceInfo; - new(): MediaDeviceInfo; -} - -interface MediaDevicesEventMap { - "devicechange": Event; -} +}; -interface MediaDevices extends EventTarget { - ondevicechange: (this: MediaDevices, ev: Event) => any; - enumerateDevices(): any; - getSupportedConstraints(): MediaTrackSupportedConstraints; - getUserMedia(constraints: MediaStreamConstraints): PromiseLike; - addEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface MutationEvent extends Event { + readonly attrChange: number; + readonly attrName: string; + readonly newValue: string; + readonly prevValue: string; + readonly relatedNode: Node; + initMutationEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, relatedNodeArg: Node, prevValueArg: string, newValueArg: string, attrNameArg: string, attrChangeArg: number): void; + readonly ADDITION: number; + readonly MODIFICATION: number; + readonly REMOVAL: number; } -declare var MediaDevices: { - prototype: MediaDevices; - new(): MediaDevices; -} +declare var MutationEvent: { + prototype: MutationEvent; + new(): MutationEvent; + readonly ADDITION: number; + readonly MODIFICATION: number; + readonly REMOVAL: number; +}; -interface MediaElementAudioSourceNode extends AudioNode { +interface MutationObserver { + disconnect(): void; + observe(target: Node, options: MutationObserverInit): void; + takeRecords(): MutationRecord[]; } -declare var MediaElementAudioSourceNode: { - prototype: MediaElementAudioSourceNode; - new(): MediaElementAudioSourceNode; -} +declare var MutationObserver: { + prototype: MutationObserver; + new(callback: MutationCallback): MutationObserver; +}; -interface MediaEncryptedEvent extends Event { - readonly initData: ArrayBuffer | null; - readonly initDataType: string; +interface MutationRecord { + readonly addedNodes: NodeList; + readonly attributeName: string | null; + readonly attributeNamespace: string | null; + readonly nextSibling: Node | null; + readonly oldValue: string | null; + readonly previousSibling: Node | null; + readonly removedNodes: NodeList; + readonly target: Node; + readonly type: string; } -declare var MediaEncryptedEvent: { - prototype: MediaEncryptedEvent; - new(type: string, eventInitDict?: MediaEncryptedEventInit): MediaEncryptedEvent; -} +declare var MutationRecord: { + prototype: MutationRecord; + new(): MutationRecord; +}; -interface MediaError { - readonly code: number; - readonly msExtendedCode: number; - readonly MEDIA_ERR_ABORTED: number; - readonly MEDIA_ERR_DECODE: number; - readonly MEDIA_ERR_NETWORK: number; - readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; - readonly MS_MEDIA_ERR_ENCRYPTED: number; +interface NamedNodeMap { + readonly length: number; + getNamedItem(name: string): Attr; + getNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; + item(index: number): Attr; + removeNamedItem(name: string): Attr; + removeNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; + setNamedItem(arg: Attr): Attr; + setNamedItemNS(arg: Attr): Attr; + [index: number]: Attr; } -declare var MediaError: { - prototype: MediaError; - new(): MediaError; - readonly MEDIA_ERR_ABORTED: number; - readonly MEDIA_ERR_DECODE: number; - readonly MEDIA_ERR_NETWORK: number; - readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; - readonly MS_MEDIA_ERR_ENCRYPTED: number; -} +declare var NamedNodeMap: { + prototype: NamedNodeMap; + new(): NamedNodeMap; +}; -interface MediaKeyMessageEvent extends Event { - readonly message: ArrayBuffer; - readonly messageType: string; +interface NavigationCompletedEvent extends NavigationEvent { + readonly isSuccess: boolean; + readonly webErrorStatus: number; } -declare var MediaKeyMessageEvent: { - prototype: MediaKeyMessageEvent; - new(type: string, eventInitDict?: MediaKeyMessageEventInit): MediaKeyMessageEvent; -} +declare var NavigationCompletedEvent: { + prototype: NavigationCompletedEvent; + new(): NavigationCompletedEvent; +}; -interface MediaKeySession extends EventTarget { - readonly closed: PromiseLike; - readonly expiration: number; - readonly keyStatuses: MediaKeyStatusMap; - readonly sessionId: string; - close(): PromiseLike; - generateRequest(initDataType: string, initData: any): PromiseLike; - load(sessionId: string): PromiseLike; - remove(): PromiseLike; - update(response: any): PromiseLike; +interface NavigationEvent extends Event { + readonly uri: string; } -declare var MediaKeySession: { - prototype: MediaKeySession; - new(): MediaKeySession; -} +declare var NavigationEvent: { + prototype: NavigationEvent; + new(): NavigationEvent; +}; -interface MediaKeyStatusMap { - readonly size: number; - forEach(callback: ForEachCallback): void; - get(keyId: any): string; - has(keyId: any): boolean; +interface NavigationEventWithReferrer extends NavigationEvent { + readonly referer: string; } -declare var MediaKeyStatusMap: { - prototype: MediaKeyStatusMap; - new(): MediaKeyStatusMap; -} +declare var NavigationEventWithReferrer: { + prototype: NavigationEventWithReferrer; + new(): NavigationEventWithReferrer; +}; -interface MediaKeySystemAccess { - readonly keySystem: string; - createMediaKeys(): PromiseLike; - getConfiguration(): MediaKeySystemConfiguration; +interface Navigator extends Object, NavigatorID, NavigatorOnLine, NavigatorContentUtils, NavigatorStorageUtils, NavigatorGeolocation, MSNavigatorDoNotTrack, MSFileSaver, NavigatorBeacon, NavigatorConcurrentHardware, NavigatorUserMedia { + readonly authentication: WebAuthentication; + readonly cookieEnabled: boolean; + gamepadInputEmulation: GamepadInputEmulationType; + readonly language: string; + readonly maxTouchPoints: number; + readonly mimeTypes: MimeTypeArray; + readonly msManipulationViewsEnabled: boolean; + readonly msMaxTouchPoints: number; + readonly msPointerEnabled: boolean; + readonly plugins: PluginArray; + readonly pointerEnabled: boolean; + readonly serviceWorker: ServiceWorkerContainer; + readonly webdriver: boolean; + readonly doNotTrack: string | null; + readonly hardwareConcurrency: number; + readonly languages: string[]; + getGamepads(): Gamepad[]; + javaEnabled(): boolean; + msLaunchUri(uri: string, successCallback?: MSLaunchUriCallback, noHandlerCallback?: MSLaunchUriCallback): void; + requestMediaKeySystemAccess(keySystem: string, supportedConfigurations: MediaKeySystemConfiguration[]): Promise; + vibrate(pattern: number | number[]): boolean; } -declare var MediaKeySystemAccess: { - prototype: MediaKeySystemAccess; - new(): MediaKeySystemAccess; -} +declare var Navigator: { + prototype: Navigator; + new(): Navigator; +}; -interface MediaKeys { - createSession(sessionType?: string): MediaKeySession; - setServerCertificate(serverCertificate: any): PromiseLike; +interface Node extends EventTarget { + readonly attributes: NamedNodeMap; + readonly baseURI: string | null; + readonly childNodes: NodeList; + readonly firstChild: Node | null; + readonly lastChild: Node | null; + readonly localName: string | null; + readonly namespaceURI: string | null; + readonly nextSibling: Node | null; + readonly nodeName: string; + readonly nodeType: number; + nodeValue: string | null; + readonly ownerDocument: Document; + readonly parentElement: HTMLElement | null; + readonly parentNode: Node | null; + readonly previousSibling: Node | null; + textContent: string | null; + appendChild(newChild: T): T; + cloneNode(deep?: boolean): Node; + compareDocumentPosition(other: Node): number; + contains(child: Node): boolean; + hasAttributes(): boolean; + hasChildNodes(): boolean; + insertBefore(newChild: T, refChild: Node | null): T; + isDefaultNamespace(namespaceURI: string | null): boolean; + isEqualNode(arg: Node): boolean; + isSameNode(other: Node): boolean; + lookupNamespaceURI(prefix: string | null): string | null; + lookupPrefix(namespaceURI: string | null): string | null; + normalize(): void; + removeChild(oldChild: T): T; + replaceChild(newChild: Node, oldChild: T): T; + readonly ATTRIBUTE_NODE: number; + readonly CDATA_SECTION_NODE: number; + readonly COMMENT_NODE: number; + readonly DOCUMENT_FRAGMENT_NODE: number; + readonly DOCUMENT_NODE: number; + readonly DOCUMENT_POSITION_CONTAINED_BY: number; + readonly DOCUMENT_POSITION_CONTAINS: number; + readonly DOCUMENT_POSITION_DISCONNECTED: number; + readonly DOCUMENT_POSITION_FOLLOWING: number; + readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; + readonly DOCUMENT_POSITION_PRECEDING: number; + readonly DOCUMENT_TYPE_NODE: number; + readonly ELEMENT_NODE: number; + readonly ENTITY_NODE: number; + readonly ENTITY_REFERENCE_NODE: number; + readonly NOTATION_NODE: number; + readonly PROCESSING_INSTRUCTION_NODE: number; + readonly TEXT_NODE: number; } -declare var MediaKeys: { - prototype: MediaKeys; - new(): MediaKeys; -} +declare var Node: { + prototype: Node; + new(): Node; + readonly ATTRIBUTE_NODE: number; + readonly CDATA_SECTION_NODE: number; + readonly COMMENT_NODE: number; + readonly DOCUMENT_FRAGMENT_NODE: number; + readonly DOCUMENT_NODE: number; + readonly DOCUMENT_POSITION_CONTAINED_BY: number; + readonly DOCUMENT_POSITION_CONTAINS: number; + readonly DOCUMENT_POSITION_DISCONNECTED: number; + readonly DOCUMENT_POSITION_FOLLOWING: number; + readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; + readonly DOCUMENT_POSITION_PRECEDING: number; + readonly DOCUMENT_TYPE_NODE: number; + readonly ELEMENT_NODE: number; + readonly ENTITY_NODE: number; + readonly ENTITY_REFERENCE_NODE: number; + readonly NOTATION_NODE: number; + readonly PROCESSING_INSTRUCTION_NODE: number; + readonly TEXT_NODE: number; +}; -interface MediaList { - readonly length: number; - mediaText: string; - appendMedium(newMedium: string): void; - deleteMedium(oldMedium: string): void; - item(index: number): string; - toString(): string; - [index: number]: string; +interface NodeFilter { + acceptNode(n: Node): number; } -declare var MediaList: { - prototype: MediaList; - new(): MediaList; -} +declare var NodeFilter: { + readonly FILTER_ACCEPT: number; + readonly FILTER_REJECT: number; + readonly FILTER_SKIP: number; + readonly SHOW_ALL: number; + readonly SHOW_ATTRIBUTE: number; + readonly SHOW_CDATA_SECTION: number; + readonly SHOW_COMMENT: number; + readonly SHOW_DOCUMENT: number; + readonly SHOW_DOCUMENT_FRAGMENT: number; + readonly SHOW_DOCUMENT_TYPE: number; + readonly SHOW_ELEMENT: number; + readonly SHOW_ENTITY: number; + readonly SHOW_ENTITY_REFERENCE: number; + readonly SHOW_NOTATION: number; + readonly SHOW_PROCESSING_INSTRUCTION: number; + readonly SHOW_TEXT: number; +}; -interface MediaQueryList { - readonly matches: boolean; - readonly media: string; - addListener(listener: MediaQueryListListener): void; - removeListener(listener: MediaQueryListListener): void; +interface NodeIterator { + readonly expandEntityReferences: boolean; + readonly filter: NodeFilter; + readonly root: Node; + readonly whatToShow: number; + detach(): void; + nextNode(): Node; + previousNode(): Node; } -declare var MediaQueryList: { - prototype: MediaQueryList; - new(): MediaQueryList; -} +declare var NodeIterator: { + prototype: NodeIterator; + new(): NodeIterator; +}; -interface MediaSource extends EventTarget { - readonly activeSourceBuffers: SourceBufferList; - duration: number; - readonly readyState: string; - readonly sourceBuffers: SourceBufferList; - addSourceBuffer(type: string): SourceBuffer; - endOfStream(error?: number): void; - removeSourceBuffer(sourceBuffer: SourceBuffer): void; +interface NodeList { + readonly length: number; + item(index: number): Node; + [index: number]: Node; } -declare var MediaSource: { - prototype: MediaSource; - new(): MediaSource; - isTypeSupported(type: string): boolean; -} +declare var NodeList: { + prototype: NodeList; + new(): NodeList; +}; -interface MediaStreamEventMap { - "active": Event; - "addtrack": TrackEvent; - "inactive": Event; - "removetrack": TrackEvent; +interface NotificationEventMap { + "click": Event; + "close": Event; + "error": Event; + "show": Event; +} + +interface Notification extends EventTarget { + readonly body: string; + readonly dir: NotificationDirection; + readonly icon: string; + readonly lang: string; + onclick: (this: Notification, ev: Event) => any; + onclose: (this: Notification, ev: Event) => any; + onerror: (this: Notification, ev: Event) => any; + onshow: (this: Notification, ev: Event) => any; + readonly permission: NotificationPermission; + readonly tag: string; + readonly title: string; + close(): void; + addEventListener(type: K, listener: (this: Notification, ev: NotificationEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Notification, ev: NotificationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface MediaStream extends EventTarget { - readonly active: boolean; - readonly id: string; - onactive: (this: MediaStream, ev: Event) => any; - onaddtrack: (this: MediaStream, ev: TrackEvent) => any; - oninactive: (this: MediaStream, ev: Event) => any; - onremovetrack: (this: MediaStream, ev: TrackEvent) => any; - addTrack(track: MediaStreamTrack): void; - clone(): MediaStream; - getAudioTracks(): MediaStreamTrack[]; - getTrackById(trackId: string): MediaStreamTrack | null; - getTracks(): MediaStreamTrack[]; - getVideoTracks(): MediaStreamTrack[]; - removeTrack(track: MediaStreamTrack): void; - stop(): void; - addEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var Notification: { + prototype: Notification; + new(title: string, options?: NotificationOptions): Notification; + requestPermission(callback?: NotificationPermissionCallback): Promise; +}; + +interface OES_element_index_uint { } -declare var MediaStream: { - prototype: MediaStream; - new(streamOrTracks?: MediaStream | MediaStreamTrack[]): MediaStream; +declare var OES_element_index_uint: { + prototype: OES_element_index_uint; + new(): OES_element_index_uint; +}; + +interface OES_standard_derivatives { + readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; } -interface MediaStreamAudioSourceNode extends AudioNode { +declare var OES_standard_derivatives: { + prototype: OES_standard_derivatives; + new(): OES_standard_derivatives; + readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; +}; + +interface OES_texture_float { } -declare var MediaStreamAudioSourceNode: { - prototype: MediaStreamAudioSourceNode; - new(): MediaStreamAudioSourceNode; -} +declare var OES_texture_float: { + prototype: OES_texture_float; + new(): OES_texture_float; +}; -interface MediaStreamError { - readonly constraintName: string | null; - readonly message: string | null; - readonly name: string; +interface OES_texture_float_linear { } -declare var MediaStreamError: { - prototype: MediaStreamError; - new(): MediaStreamError; +declare var OES_texture_float_linear: { + prototype: OES_texture_float_linear; + new(): OES_texture_float_linear; +}; + +interface OES_texture_half_float { + readonly HALF_FLOAT_OES: number; } -interface MediaStreamErrorEvent extends Event { - readonly error: MediaStreamError | null; +declare var OES_texture_half_float: { + prototype: OES_texture_half_float; + new(): OES_texture_half_float; + readonly HALF_FLOAT_OES: number; +}; + +interface OES_texture_half_float_linear { } -declare var MediaStreamErrorEvent: { - prototype: MediaStreamErrorEvent; - new(type: string, eventInitDict?: MediaStreamErrorEventInit): MediaStreamErrorEvent; +declare var OES_texture_half_float_linear: { + prototype: OES_texture_half_float_linear; + new(): OES_texture_half_float_linear; +}; + +interface OfflineAudioCompletionEvent extends Event { + readonly renderedBuffer: AudioBuffer; } -interface MediaStreamTrackEventMap { - "ended": MediaStreamErrorEvent; - "mute": Event; - "overconstrained": MediaStreamErrorEvent; - "unmute": Event; +declare var OfflineAudioCompletionEvent: { + prototype: OfflineAudioCompletionEvent; + new(): OfflineAudioCompletionEvent; +}; + +interface OfflineAudioContextEventMap extends AudioContextEventMap { + "complete": OfflineAudioCompletionEvent; } -interface MediaStreamTrack extends EventTarget { - enabled: boolean; - readonly id: string; - readonly kind: string; - readonly label: string; - readonly muted: boolean; - onended: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; - onmute: (this: MediaStreamTrack, ev: Event) => any; - onoverconstrained: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; - onunmute: (this: MediaStreamTrack, ev: Event) => any; - readonly readonly: boolean; - readonly readyState: string; - readonly remote: boolean; - applyConstraints(constraints: MediaTrackConstraints): PromiseLike; - clone(): MediaStreamTrack; - getCapabilities(): MediaTrackCapabilities; - getConstraints(): MediaTrackConstraints; - getSettings(): MediaTrackSettings; - stop(): void; - addEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; +interface OfflineAudioContext extends AudioContextBase { + readonly length: number; + oncomplete: (this: OfflineAudioContext, ev: OfflineAudioCompletionEvent) => any; + startRendering(): Promise; + suspend(suspendTime: number): Promise; + addEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var MediaStreamTrack: { - prototype: MediaStreamTrack; - new(): MediaStreamTrack; -} +declare var OfflineAudioContext: { + prototype: OfflineAudioContext; + new(numberOfChannels: number, length: number, sampleRate: number): OfflineAudioContext; +}; -interface MediaStreamTrackEvent extends Event { - readonly track: MediaStreamTrack; +interface OscillatorNodeEventMap { + "ended": MediaStreamErrorEvent; } -declare var MediaStreamTrackEvent: { - prototype: MediaStreamTrackEvent; - new(type: string, eventInitDict?: MediaStreamTrackEventInit): MediaStreamTrackEvent; +interface OscillatorNode extends AudioNode { + readonly detune: AudioParam; + readonly frequency: AudioParam; + onended: (this: OscillatorNode, ev: MediaStreamErrorEvent) => any; + type: OscillatorType; + setPeriodicWave(periodicWave: PeriodicWave): void; + start(when?: number): void; + stop(when?: number): void; + addEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface MessageChannel { - readonly port1: MessagePort; - readonly port2: MessagePort; -} +declare var OscillatorNode: { + prototype: OscillatorNode; + new(): OscillatorNode; +}; -declare var MessageChannel: { - prototype: MessageChannel; - new(): MessageChannel; +interface OverflowEvent extends UIEvent { + readonly horizontalOverflow: boolean; + readonly orient: number; + readonly verticalOverflow: boolean; + readonly BOTH: number; + readonly HORIZONTAL: number; + readonly VERTICAL: number; } -interface MessageEvent extends Event { - readonly data: any; - readonly origin: string; - readonly ports: any; - readonly source: Window; - initMessageEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, dataArg: any, originArg: string, lastEventIdArg: string, sourceArg: Window): void; -} +declare var OverflowEvent: { + prototype: OverflowEvent; + new(): OverflowEvent; + readonly BOTH: number; + readonly HORIZONTAL: number; + readonly VERTICAL: number; +}; -declare var MessageEvent: { - prototype: MessageEvent; - new(type: string, eventInitDict?: MessageEventInit): MessageEvent; +interface PageTransitionEvent extends Event { + readonly persisted: boolean; } -interface MessagePortEventMap { - "message": MessageEvent; -} +declare var PageTransitionEvent: { + prototype: PageTransitionEvent; + new(): PageTransitionEvent; +}; -interface MessagePort extends EventTarget { - onmessage: (this: MessagePort, ev: MessageEvent) => any; - close(): void; - postMessage(message?: any, ports?: any): void; - start(): void; - addEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface PannerNode extends AudioNode { + coneInnerAngle: number; + coneOuterAngle: number; + coneOuterGain: number; + distanceModel: DistanceModelType; + maxDistance: number; + panningModel: PanningModelType; + refDistance: number; + rolloffFactor: number; + setOrientation(x: number, y: number, z: number): void; + setPosition(x: number, y: number, z: number): void; + setVelocity(x: number, y: number, z: number): void; } -declare var MessagePort: { - prototype: MessagePort; - new(): MessagePort; -} +declare var PannerNode: { + prototype: PannerNode; + new(): PannerNode; +}; -interface MimeType { - readonly description: string; - readonly enabledPlugin: Plugin; - readonly suffixes: string; - readonly type: string; +interface Path2D extends Object, CanvasPathMethods { } -declare var MimeType: { - prototype: MimeType; - new(): MimeType; -} +declare var Path2D: { + prototype: Path2D; + new(path?: Path2D): Path2D; +}; -interface MimeTypeArray { - readonly length: number; - item(index: number): Plugin; - namedItem(type: string): Plugin; - [index: number]: Plugin; +interface PaymentAddress { + readonly addressLine: string[]; + readonly city: string; + readonly country: string; + readonly dependentLocality: string; + readonly languageCode: string; + readonly organization: string; + readonly phone: string; + readonly postalCode: string; + readonly recipient: string; + readonly region: string; + readonly sortingCode: string; + toJSON(): any; } -declare var MimeTypeArray: { - prototype: MimeTypeArray; - new(): MimeTypeArray; -} +declare var PaymentAddress: { + prototype: PaymentAddress; + new(): PaymentAddress; +}; -interface MouseEvent extends UIEvent { - readonly altKey: boolean; - readonly button: number; - readonly buttons: number; - readonly clientX: number; - readonly clientY: number; - readonly ctrlKey: boolean; - readonly fromElement: Element; - readonly layerX: number; - readonly layerY: number; - readonly metaKey: boolean; - readonly movementX: number; - readonly movementY: number; - readonly offsetX: number; - readonly offsetY: number; - readonly pageX: number; - readonly pageY: number; - readonly relatedTarget: EventTarget; - readonly screenX: number; - readonly screenY: number; - readonly shiftKey: boolean; - readonly toElement: Element; - readonly which: number; - readonly x: number; - readonly y: number; - getModifierState(keyArg: string): boolean; - initMouseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget | null): void; +interface PaymentRequestEventMap { + "shippingaddresschange": Event; + "shippingoptionchange": Event; } -declare var MouseEvent: { - prototype: MouseEvent; - new(typeArg: string, eventInitDict?: MouseEventInit): MouseEvent; +interface PaymentRequest extends EventTarget { + onshippingaddresschange: (this: PaymentRequest, ev: Event) => any; + onshippingoptionchange: (this: PaymentRequest, ev: Event) => any; + readonly shippingAddress: PaymentAddress | null; + readonly shippingOption: string | null; + readonly shippingType: PaymentShippingType | null; + abort(): Promise; + show(): Promise; + addEventListener(type: K, listener: (this: PaymentRequest, ev: PaymentRequestEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: PaymentRequest, ev: PaymentRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface MutationEvent extends Event { - readonly attrChange: number; - readonly attrName: string; - readonly newValue: string; - readonly prevValue: string; - readonly relatedNode: Node; - initMutationEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, relatedNodeArg: Node, prevValueArg: string, newValueArg: string, attrNameArg: string, attrChangeArg: number): void; - readonly ADDITION: number; - readonly MODIFICATION: number; - readonly REMOVAL: number; -} +declare var PaymentRequest: { + prototype: PaymentRequest; + new(methodData: PaymentMethodData[], details: PaymentDetails, options?: PaymentOptions): PaymentRequest; +}; -declare var MutationEvent: { - prototype: MutationEvent; - new(): MutationEvent; - readonly ADDITION: number; - readonly MODIFICATION: number; - readonly REMOVAL: number; +interface PaymentRequestUpdateEvent extends Event { + updateWith(d: Promise): void; } -interface MutationObserver { - disconnect(): void; - observe(target: Node, options: MutationObserverInit): void; - takeRecords(): MutationRecord[]; -} +declare var PaymentRequestUpdateEvent: { + prototype: PaymentRequestUpdateEvent; + new(type: string, eventInitDict?: PaymentRequestUpdateEventInit): PaymentRequestUpdateEvent; +}; -declare var MutationObserver: { - prototype: MutationObserver; - new(callback: MutationCallback): MutationObserver; +interface PaymentResponse { + readonly details: any; + readonly methodName: string; + readonly payerEmail: string | null; + readonly payerName: string | null; + readonly payerPhone: string | null; + readonly shippingAddress: PaymentAddress | null; + readonly shippingOption: string | null; + complete(result?: PaymentComplete): Promise; + toJSON(): any; } -interface MutationRecord { - readonly addedNodes: NodeList; - readonly attributeName: string | null; - readonly attributeNamespace: string | null; - readonly nextSibling: Node | null; - readonly oldValue: string | null; - readonly previousSibling: Node | null; - readonly removedNodes: NodeList; - readonly target: Node; - readonly type: string; +declare var PaymentResponse: { + prototype: PaymentResponse; + new(): PaymentResponse; +}; + +interface Performance { + readonly navigation: PerformanceNavigation; + readonly timing: PerformanceTiming; + clearMarks(markName?: string): void; + clearMeasures(measureName?: string): void; + clearResourceTimings(): void; + getEntries(): any; + getEntriesByName(name: string, entryType?: string): any; + getEntriesByType(entryType: string): any; + getMarks(markName?: string): any; + getMeasures(measureName?: string): any; + mark(markName: string): void; + measure(measureName: string, startMarkName?: string, endMarkName?: string): void; + now(): number; + setResourceTimingBufferSize(maxSize: number): void; + toJSON(): any; } -declare var MutationRecord: { - prototype: MutationRecord; - new(): MutationRecord; -} +declare var Performance: { + prototype: Performance; + new(): Performance; +}; -interface NamedNodeMap { - readonly length: number; - getNamedItem(name: string): Attr; - getNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; - item(index: number): Attr; - removeNamedItem(name: string): Attr; - removeNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; - setNamedItem(arg: Attr): Attr; - setNamedItemNS(arg: Attr): Attr; - [index: number]: Attr; +interface PerformanceEntry { + readonly duration: number; + readonly entryType: string; + readonly name: string; + readonly startTime: number; } -declare var NamedNodeMap: { - prototype: NamedNodeMap; - new(): NamedNodeMap; -} +declare var PerformanceEntry: { + prototype: PerformanceEntry; + new(): PerformanceEntry; +}; -interface NavigationCompletedEvent extends NavigationEvent { - readonly isSuccess: boolean; - readonly webErrorStatus: number; +interface PerformanceMark extends PerformanceEntry { } -declare var NavigationCompletedEvent: { - prototype: NavigationCompletedEvent; - new(): NavigationCompletedEvent; -} +declare var PerformanceMark: { + prototype: PerformanceMark; + new(): PerformanceMark; +}; -interface NavigationEvent extends Event { - readonly uri: string; +interface PerformanceMeasure extends PerformanceEntry { } -declare var NavigationEvent: { - prototype: NavigationEvent; - new(): NavigationEvent; -} +declare var PerformanceMeasure: { + prototype: PerformanceMeasure; + new(): PerformanceMeasure; +}; -interface NavigationEventWithReferrer extends NavigationEvent { - readonly referer: string; +interface PerformanceNavigation { + readonly redirectCount: number; + readonly type: number; + toJSON(): any; + readonly TYPE_BACK_FORWARD: number; + readonly TYPE_NAVIGATE: number; + readonly TYPE_RELOAD: number; + readonly TYPE_RESERVED: number; } -declare var NavigationEventWithReferrer: { - prototype: NavigationEventWithReferrer; - new(): NavigationEventWithReferrer; -} +declare var PerformanceNavigation: { + prototype: PerformanceNavigation; + new(): PerformanceNavigation; + readonly TYPE_BACK_FORWARD: number; + readonly TYPE_NAVIGATE: number; + readonly TYPE_RELOAD: number; + readonly TYPE_RESERVED: number; +}; -interface Navigator extends Object, NavigatorID, NavigatorOnLine, NavigatorContentUtils, NavigatorStorageUtils, NavigatorGeolocation, MSNavigatorDoNotTrack, MSFileSaver, NavigatorUserMedia { - readonly appCodeName: string; - readonly cookieEnabled: boolean; - readonly language: string; - readonly maxTouchPoints: number; - readonly mimeTypes: MimeTypeArray; - readonly msManipulationViewsEnabled: boolean; - readonly msMaxTouchPoints: number; - readonly msPointerEnabled: boolean; - readonly plugins: PluginArray; - readonly pointerEnabled: boolean; - readonly webdriver: boolean; - readonly hardwareConcurrency: number; - getGamepads(): Gamepad[]; - javaEnabled(): boolean; - msLaunchUri(uri: string, successCallback?: MSLaunchUriCallback, noHandlerCallback?: MSLaunchUriCallback): void; - requestMediaKeySystemAccess(keySystem: string, supportedConfigurations: MediaKeySystemConfiguration[]): PromiseLike; - vibrate(pattern: number | number[]): boolean; +interface PerformanceNavigationTiming extends PerformanceEntry { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly domComplete: number; + readonly domContentLoadedEventEnd: number; + readonly domContentLoadedEventStart: number; + readonly domInteractive: number; + readonly domLoading: number; + readonly fetchStart: number; + readonly loadEventEnd: number; + readonly loadEventStart: number; + readonly navigationStart: number; + readonly redirectCount: number; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; + readonly type: NavigationType; + readonly unloadEventEnd: number; + readonly unloadEventStart: number; } -declare var Navigator: { - prototype: Navigator; - new(): Navigator; +declare var PerformanceNavigationTiming: { + prototype: PerformanceNavigationTiming; + new(): PerformanceNavigationTiming; +}; + +interface PerformanceResourceTiming extends PerformanceEntry { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly fetchStart: number; + readonly initiatorType: string; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; } -interface Node extends EventTarget { - readonly attributes: NamedNodeMap; - readonly baseURI: string | null; - readonly childNodes: NodeList; - readonly firstChild: Node | null; - readonly lastChild: Node | null; - readonly localName: string | null; - readonly namespaceURI: string | null; - readonly nextSibling: Node | null; - readonly nodeName: string; - readonly nodeType: number; - nodeValue: string | null; - readonly ownerDocument: Document; - readonly parentElement: HTMLElement | null; - readonly parentNode: Node | null; - readonly previousSibling: Node | null; - textContent: string | null; - appendChild(newChild: Node): Node; - cloneNode(deep?: boolean): Node; - compareDocumentPosition(other: Node): number; - contains(child: Node): boolean; - hasAttributes(): boolean; - hasChildNodes(): boolean; - insertBefore(newChild: Node, refChild: Node | null): Node; - isDefaultNamespace(namespaceURI: string | null): boolean; - isEqualNode(arg: Node): boolean; - isSameNode(other: Node): boolean; - lookupNamespaceURI(prefix: string | null): string | null; - lookupPrefix(namespaceURI: string | null): string | null; - normalize(): void; - removeChild(oldChild: Node): Node; - replaceChild(newChild: Node, oldChild: Node): Node; - readonly ATTRIBUTE_NODE: number; - readonly CDATA_SECTION_NODE: number; - readonly COMMENT_NODE: number; - readonly DOCUMENT_FRAGMENT_NODE: number; - readonly DOCUMENT_NODE: number; - readonly DOCUMENT_POSITION_CONTAINED_BY: number; - readonly DOCUMENT_POSITION_CONTAINS: number; - readonly DOCUMENT_POSITION_DISCONNECTED: number; - readonly DOCUMENT_POSITION_FOLLOWING: number; - readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; - readonly DOCUMENT_POSITION_PRECEDING: number; - readonly DOCUMENT_TYPE_NODE: number; - readonly ELEMENT_NODE: number; - readonly ENTITY_NODE: number; - readonly ENTITY_REFERENCE_NODE: number; - readonly NOTATION_NODE: number; - readonly PROCESSING_INSTRUCTION_NODE: number; - readonly TEXT_NODE: number; +declare var PerformanceResourceTiming: { + prototype: PerformanceResourceTiming; + new(): PerformanceResourceTiming; +}; + +interface PerformanceTiming { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly domComplete: number; + readonly domContentLoadedEventEnd: number; + readonly domContentLoadedEventStart: number; + readonly domInteractive: number; + readonly domLoading: number; + readonly fetchStart: number; + readonly loadEventEnd: number; + readonly loadEventStart: number; + readonly msFirstPaint: number; + readonly navigationStart: number; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; + readonly unloadEventEnd: number; + readonly unloadEventStart: number; + readonly secureConnectionStart: number; + toJSON(): any; } -declare var Node: { - prototype: Node; - new(): Node; - readonly ATTRIBUTE_NODE: number; - readonly CDATA_SECTION_NODE: number; - readonly COMMENT_NODE: number; - readonly DOCUMENT_FRAGMENT_NODE: number; - readonly DOCUMENT_NODE: number; - readonly DOCUMENT_POSITION_CONTAINED_BY: number; - readonly DOCUMENT_POSITION_CONTAINS: number; - readonly DOCUMENT_POSITION_DISCONNECTED: number; - readonly DOCUMENT_POSITION_FOLLOWING: number; - readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; - readonly DOCUMENT_POSITION_PRECEDING: number; - readonly DOCUMENT_TYPE_NODE: number; - readonly ELEMENT_NODE: number; - readonly ENTITY_NODE: number; - readonly ENTITY_REFERENCE_NODE: number; - readonly NOTATION_NODE: number; - readonly PROCESSING_INSTRUCTION_NODE: number; - readonly TEXT_NODE: number; +declare var PerformanceTiming: { + prototype: PerformanceTiming; + new(): PerformanceTiming; +}; + +interface PerfWidgetExternal { + readonly activeNetworkRequestCount: number; + readonly averageFrameTime: number; + readonly averagePaintTime: number; + readonly extraInformationEnabled: boolean; + readonly independentRenderingEnabled: boolean; + readonly irDisablingContentString: string; + readonly irStatusAvailable: boolean; + readonly maxCpuSpeed: number; + readonly paintRequestsPerSecond: number; + readonly performanceCounter: number; + readonly performanceCounterFrequency: number; + addEventListener(eventType: string, callback: Function): void; + getMemoryUsage(): number; + getProcessCpuUsage(): number; + getRecentCpuUsage(last: number | null): any; + getRecentFrames(last: number | null): any; + getRecentMemoryUsage(last: number | null): any; + getRecentPaintRequests(last: number | null): any; + removeEventListener(eventType: string, callback: Function): void; + repositionWindow(x: number, y: number): void; + resizeWindow(width: number, height: number): void; } -interface NodeFilter { - acceptNode(n: Node): number; -} +declare var PerfWidgetExternal: { + prototype: PerfWidgetExternal; + new(): PerfWidgetExternal; +}; -declare var NodeFilter: { - readonly FILTER_ACCEPT: number; - readonly FILTER_REJECT: number; - readonly FILTER_SKIP: number; - readonly SHOW_ALL: number; - readonly SHOW_ATTRIBUTE: number; - readonly SHOW_CDATA_SECTION: number; - readonly SHOW_COMMENT: number; - readonly SHOW_DOCUMENT: number; - readonly SHOW_DOCUMENT_FRAGMENT: number; - readonly SHOW_DOCUMENT_TYPE: number; - readonly SHOW_ELEMENT: number; - readonly SHOW_ENTITY: number; - readonly SHOW_ENTITY_REFERENCE: number; - readonly SHOW_NOTATION: number; - readonly SHOW_PROCESSING_INSTRUCTION: number; - readonly SHOW_TEXT: number; +interface PeriodicWave { } -interface NodeIterator { - readonly expandEntityReferences: boolean; - readonly filter: NodeFilter; - readonly root: Node; - readonly whatToShow: number; - detach(): void; - nextNode(): Node; - previousNode(): Node; +declare var PeriodicWave: { + prototype: PeriodicWave; + new(): PeriodicWave; +}; + +interface PermissionRequest extends DeferredPermissionRequest { + readonly state: MSWebViewPermissionState; + defer(): void; } -declare var NodeIterator: { - prototype: NodeIterator; - new(): NodeIterator; +declare var PermissionRequest: { + prototype: PermissionRequest; + new(): PermissionRequest; +}; + +interface PermissionRequestedEvent extends Event { + readonly permissionRequest: PermissionRequest; } -interface NodeList { +declare var PermissionRequestedEvent: { + prototype: PermissionRequestedEvent; + new(): PermissionRequestedEvent; +}; + +interface Plugin { + readonly description: string; + readonly filename: string; readonly length: number; - item(index: number): Node; - [index: number]: Node; + readonly name: string; + readonly version: string; + item(index: number): MimeType; + namedItem(type: string): MimeType; + [index: number]: MimeType; } -declare var NodeList: { - prototype: NodeList; - new(): NodeList; -} +declare var Plugin: { + prototype: Plugin; + new(): Plugin; +}; -interface OES_element_index_uint { +interface PluginArray { + readonly length: number; + item(index: number): Plugin; + namedItem(name: string): Plugin; + refresh(reload?: boolean): void; + [index: number]: Plugin; } -declare var OES_element_index_uint: { - prototype: OES_element_index_uint; - new(): OES_element_index_uint; -} +declare var PluginArray: { + prototype: PluginArray; + new(): PluginArray; +}; -interface OES_standard_derivatives { - readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; +interface PointerEvent extends MouseEvent { + readonly currentPoint: any; + readonly height: number; + readonly hwTimestamp: number; + readonly intermediatePoints: any; + readonly isPrimary: boolean; + readonly pointerId: number; + readonly pointerType: any; + readonly pressure: number; + readonly rotation: number; + readonly tiltX: number; + readonly tiltY: number; + readonly width: number; + getCurrentPoint(element: Element): void; + getIntermediatePoints(element: Element): void; + initPointerEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, offsetXArg: number, offsetYArg: number, widthArg: number, heightArg: number, pressure: number, rotation: number, tiltX: number, tiltY: number, pointerIdArg: number, pointerType: any, hwTimestampArg: number, isPrimary: boolean): void; } -declare var OES_standard_derivatives: { - prototype: OES_standard_derivatives; - new(): OES_standard_derivatives; - readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; -} +declare var PointerEvent: { + prototype: PointerEvent; + new(typeArg: string, eventInitDict?: PointerEventInit): PointerEvent; +}; -interface OES_texture_float { +interface PopStateEvent extends Event { + readonly state: any; + initPopStateEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, stateArg: any): void; } -declare var OES_texture_float: { - prototype: OES_texture_float; - new(): OES_texture_float; -} +declare var PopStateEvent: { + prototype: PopStateEvent; + new(typeArg: string, eventInitDict?: PopStateEventInit): PopStateEvent; +}; -interface OES_texture_float_linear { +interface Position { + readonly coords: Coordinates; + readonly timestamp: number; } -declare var OES_texture_float_linear: { - prototype: OES_texture_float_linear; - new(): OES_texture_float_linear; -} +declare var Position: { + prototype: Position; + new(): Position; +}; -interface OfflineAudioCompletionEvent extends Event { - readonly renderedBuffer: AudioBuffer; +interface PositionError { + readonly code: number; + readonly message: string; + toString(): string; + readonly PERMISSION_DENIED: number; + readonly POSITION_UNAVAILABLE: number; + readonly TIMEOUT: number; } -declare var OfflineAudioCompletionEvent: { - prototype: OfflineAudioCompletionEvent; - new(): OfflineAudioCompletionEvent; -} +declare var PositionError: { + prototype: PositionError; + new(): PositionError; + readonly PERMISSION_DENIED: number; + readonly POSITION_UNAVAILABLE: number; + readonly TIMEOUT: number; +}; -interface OfflineAudioContextEventMap { - "complete": Event; +interface ProcessingInstruction extends CharacterData { + readonly target: string; } -interface OfflineAudioContext extends AudioContext { - oncomplete: (this: OfflineAudioContext, ev: Event) => any; - startRendering(): PromiseLike; - addEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var ProcessingInstruction: { + prototype: ProcessingInstruction; + new(): ProcessingInstruction; +}; -declare var OfflineAudioContext: { - prototype: OfflineAudioContext; - new(numberOfChannels: number, length: number, sampleRate: number): OfflineAudioContext; +interface ProgressEvent extends Event { + readonly lengthComputable: boolean; + readonly loaded: number; + readonly total: number; + initProgressEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, lengthComputableArg: boolean, loadedArg: number, totalArg: number): void; } -interface OscillatorNodeEventMap { - "ended": MediaStreamErrorEvent; -} +declare var ProgressEvent: { + prototype: ProgressEvent; + new(type: string, eventInitDict?: ProgressEventInit): ProgressEvent; +}; -interface OscillatorNode extends AudioNode { - readonly detune: AudioParam; - readonly frequency: AudioParam; - onended: (this: OscillatorNode, ev: MediaStreamErrorEvent) => any; - type: string; - setPeriodicWave(periodicWave: PeriodicWave): void; - start(when?: number): void; - stop(when?: number): void; - addEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface PushManager { + getSubscription(): Promise; + permissionState(options?: PushSubscriptionOptionsInit): Promise; + subscribe(options?: PushSubscriptionOptionsInit): Promise; } -declare var OscillatorNode: { - prototype: OscillatorNode; - new(): OscillatorNode; +declare var PushManager: { + prototype: PushManager; + new(): PushManager; +}; + +interface PushSubscription { + readonly endpoint: USVString; + readonly options: PushSubscriptionOptions; + getKey(name: PushEncryptionKeyName): ArrayBuffer | null; + toJSON(): any; + unsubscribe(): Promise; } -interface OverflowEvent extends UIEvent { - readonly horizontalOverflow: boolean; - readonly orient: number; - readonly verticalOverflow: boolean; - readonly BOTH: number; - readonly HORIZONTAL: number; - readonly VERTICAL: number; +declare var PushSubscription: { + prototype: PushSubscription; + new(): PushSubscription; +}; + +interface PushSubscriptionOptions { + readonly applicationServerKey: ArrayBuffer | null; + readonly userVisibleOnly: boolean; } -declare var OverflowEvent: { - prototype: OverflowEvent; - new(): OverflowEvent; - readonly BOTH: number; - readonly HORIZONTAL: number; - readonly VERTICAL: number; +declare var PushSubscriptionOptions: { + prototype: PushSubscriptionOptions; + new(): PushSubscriptionOptions; +}; + +interface Range { + readonly collapsed: boolean; + readonly commonAncestorContainer: Node; + readonly endContainer: Node; + readonly endOffset: number; + readonly startContainer: Node; + readonly startOffset: number; + cloneContents(): DocumentFragment; + cloneRange(): Range; + collapse(toStart: boolean): void; + compareBoundaryPoints(how: number, sourceRange: Range): number; + createContextualFragment(fragment: string): DocumentFragment; + deleteContents(): void; + detach(): void; + expand(Unit: ExpandGranularity): boolean; + extractContents(): DocumentFragment; + getBoundingClientRect(): ClientRect; + getClientRects(): ClientRectList; + insertNode(newNode: Node): void; + selectNode(refNode: Node): void; + selectNodeContents(refNode: Node): void; + setEnd(refNode: Node, offset: number): void; + setEndAfter(refNode: Node): void; + setEndBefore(refNode: Node): void; + setStart(refNode: Node, offset: number): void; + setStartAfter(refNode: Node): void; + setStartBefore(refNode: Node): void; + surroundContents(newParent: Node): void; + toString(): string; + readonly END_TO_END: number; + readonly END_TO_START: number; + readonly START_TO_END: number; + readonly START_TO_START: number; } -interface PageTransitionEvent extends Event { - readonly persisted: boolean; -} +declare var Range: { + prototype: Range; + new(): Range; + readonly END_TO_END: number; + readonly END_TO_START: number; + readonly START_TO_END: number; + readonly START_TO_START: number; +}; -declare var PageTransitionEvent: { - prototype: PageTransitionEvent; - new(): PageTransitionEvent; +interface ReadableStream { + readonly locked: boolean; + cancel(): Promise; + getReader(): ReadableStreamReader; } -interface PannerNode extends AudioNode { - coneInnerAngle: number; - coneOuterAngle: number; - coneOuterGain: number; - distanceModel: string; - maxDistance: number; - panningModel: string; - refDistance: number; - rolloffFactor: number; - setOrientation(x: number, y: number, z: number): void; - setPosition(x: number, y: number, z: number): void; - setVelocity(x: number, y: number, z: number): void; -} +declare var ReadableStream: { + prototype: ReadableStream; + new(): ReadableStream; +}; -declare var PannerNode: { - prototype: PannerNode; - new(): PannerNode; +interface ReadableStreamReader { + cancel(): Promise; + read(): Promise; + releaseLock(): void; } -interface PerfWidgetExternal { - readonly activeNetworkRequestCount: number; - readonly averageFrameTime: number; - readonly averagePaintTime: number; - readonly extraInformationEnabled: boolean; - readonly independentRenderingEnabled: boolean; - readonly irDisablingContentString: string; - readonly irStatusAvailable: boolean; - readonly maxCpuSpeed: number; - readonly paintRequestsPerSecond: number; - readonly performanceCounter: number; - readonly performanceCounterFrequency: number; - addEventListener(eventType: string, callback: Function): void; - getMemoryUsage(): number; - getProcessCpuUsage(): number; - getRecentCpuUsage(last: number | null): any; - getRecentFrames(last: number | null): any; - getRecentMemoryUsage(last: number | null): any; - getRecentPaintRequests(last: number | null): any; - removeEventListener(eventType: string, callback: Function): void; - repositionWindow(x: number, y: number): void; - resizeWindow(width: number, height: number): void; -} +declare var ReadableStreamReader: { + prototype: ReadableStreamReader; + new(): ReadableStreamReader; +}; -declare var PerfWidgetExternal: { - prototype: PerfWidgetExternal; - new(): PerfWidgetExternal; +interface Request extends Object, Body { + readonly cache: RequestCache; + readonly credentials: RequestCredentials; + readonly destination: RequestDestination; + readonly headers: Headers; + readonly integrity: string; + readonly keepalive: boolean; + readonly method: string; + readonly mode: RequestMode; + readonly redirect: RequestRedirect; + readonly referrer: string; + readonly referrerPolicy: ReferrerPolicy; + readonly type: RequestType; + readonly url: string; + clone(): Request; } -interface Performance { - readonly navigation: PerformanceNavigation; - readonly timing: PerformanceTiming; - clearMarks(markName?: string): void; - clearMeasures(measureName?: string): void; - clearResourceTimings(): void; - getEntries(): any; - getEntriesByName(name: string, entryType?: string): any; - getEntriesByType(entryType: string): any; - getMarks(markName?: string): any; - getMeasures(measureName?: string): any; - mark(markName: string): void; - measure(measureName: string, startMarkName?: string, endMarkName?: string): void; - now(): number; - setResourceTimingBufferSize(maxSize: number): void; - toJSON(): any; -} +declare var Request: { + prototype: Request; + new(input: Request | string, init?: RequestInit): Request; +}; -declare var Performance: { - prototype: Performance; - new(): Performance; +interface Response extends Object, Body { + readonly body: ReadableStream | null; + readonly headers: Headers; + readonly ok: boolean; + readonly status: number; + readonly statusText: string; + readonly type: ResponseType; + readonly url: string; + readonly redirected: boolean; + clone(): Response; } -interface PerformanceEntry { - readonly duration: number; - readonly entryType: string; - readonly name: string; - readonly startTime: number; +declare var Response: { + prototype: Response; + new(body?: any, init?: ResponseInit): Response; + error: () => Response; + redirect: (url: string, status?: number) => Response; +}; + +interface RTCDtlsTransportEventMap { + "dtlsstatechange": RTCDtlsTransportStateChangedEvent; + "error": Event; } -declare var PerformanceEntry: { - prototype: PerformanceEntry; - new(): PerformanceEntry; +interface RTCDtlsTransport extends RTCStatsProvider { + ondtlsstatechange: ((this: RTCDtlsTransport, ev: RTCDtlsTransportStateChangedEvent) => any) | null; + onerror: ((this: RTCDtlsTransport, ev: Event) => any) | null; + readonly state: RTCDtlsTransportState; + readonly transport: RTCIceTransport; + getLocalParameters(): RTCDtlsParameters; + getRemoteCertificates(): ArrayBuffer[]; + getRemoteParameters(): RTCDtlsParameters | null; + start(remoteParameters: RTCDtlsParameters): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PerformanceMark extends PerformanceEntry { +declare var RTCDtlsTransport: { + prototype: RTCDtlsTransport; + new(transport: RTCIceTransport): RTCDtlsTransport; +}; + +interface RTCDtlsTransportStateChangedEvent extends Event { + readonly state: RTCDtlsTransportState; } -declare var PerformanceMark: { - prototype: PerformanceMark; - new(): PerformanceMark; +declare var RTCDtlsTransportStateChangedEvent: { + prototype: RTCDtlsTransportStateChangedEvent; + new(): RTCDtlsTransportStateChangedEvent; +}; + +interface RTCDtmfSenderEventMap { + "tonechange": RTCDTMFToneChangeEvent; } -interface PerformanceMeasure extends PerformanceEntry { +interface RTCDtmfSender extends EventTarget { + readonly canInsertDTMF: boolean; + readonly duration: number; + readonly interToneGap: number; + ontonechange: (this: RTCDtmfSender, ev: RTCDTMFToneChangeEvent) => any; + readonly sender: RTCRtpSender; + readonly toneBuffer: string; + insertDTMF(tones: string, duration?: number, interToneGap?: number): void; + addEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PerformanceMeasure: { - prototype: PerformanceMeasure; - new(): PerformanceMeasure; +declare var RTCDtmfSender: { + prototype: RTCDtmfSender; + new(sender: RTCRtpSender): RTCDtmfSender; +}; + +interface RTCDTMFToneChangeEvent extends Event { + readonly tone: string; } -interface PerformanceNavigation { - readonly redirectCount: number; - readonly type: number; +declare var RTCDTMFToneChangeEvent: { + prototype: RTCDTMFToneChangeEvent; + new(typeArg: string, eventInitDict: RTCDTMFToneChangeEventInit): RTCDTMFToneChangeEvent; +}; + +interface RTCIceCandidate { + candidate: string | null; + sdpMid: string | null; + sdpMLineIndex: number | null; toJSON(): any; - readonly TYPE_BACK_FORWARD: number; - readonly TYPE_NAVIGATE: number; - readonly TYPE_RELOAD: number; - readonly TYPE_RESERVED: number; } -declare var PerformanceNavigation: { - prototype: PerformanceNavigation; - new(): PerformanceNavigation; - readonly TYPE_BACK_FORWARD: number; - readonly TYPE_NAVIGATE: number; - readonly TYPE_RELOAD: number; - readonly TYPE_RESERVED: number; -} +declare var RTCIceCandidate: { + prototype: RTCIceCandidate; + new(candidateInitDict?: RTCIceCandidateInit): RTCIceCandidate; +}; -interface PerformanceNavigationTiming extends PerformanceEntry { - readonly connectEnd: number; - readonly connectStart: number; - readonly domComplete: number; - readonly domContentLoadedEventEnd: number; - readonly domContentLoadedEventStart: number; - readonly domInteractive: number; - readonly domLoading: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly loadEventEnd: number; - readonly loadEventStart: number; - readonly navigationStart: number; - readonly redirectCount: number; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; - readonly type: string; - readonly unloadEventEnd: number; - readonly unloadEventStart: number; +interface RTCIceCandidatePairChangedEvent extends Event { + readonly pair: RTCIceCandidatePair; } -declare var PerformanceNavigationTiming: { - prototype: PerformanceNavigationTiming; - new(): PerformanceNavigationTiming; +declare var RTCIceCandidatePairChangedEvent: { + prototype: RTCIceCandidatePairChangedEvent; + new(): RTCIceCandidatePairChangedEvent; +}; + +interface RTCIceGathererEventMap { + "error": Event; + "localcandidate": RTCIceGathererEvent; } -interface PerformanceResourceTiming extends PerformanceEntry { - readonly connectEnd: number; - readonly connectStart: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly initiatorType: string; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; +interface RTCIceGatherer extends RTCStatsProvider { + readonly component: RTCIceComponent; + onerror: ((this: RTCIceGatherer, ev: Event) => any) | null; + onlocalcandidate: ((this: RTCIceGatherer, ev: RTCIceGathererEvent) => any) | null; + createAssociatedGatherer(): RTCIceGatherer; + getLocalCandidates(): RTCIceCandidateDictionary[]; + getLocalParameters(): RTCIceParameters; + addEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PerformanceResourceTiming: { - prototype: PerformanceResourceTiming; - new(): PerformanceResourceTiming; +declare var RTCIceGatherer: { + prototype: RTCIceGatherer; + new(options: RTCIceGatherOptions): RTCIceGatherer; +}; + +interface RTCIceGathererEvent extends Event { + readonly candidate: RTCIceCandidateDictionary | RTCIceCandidateComplete; } -interface PerformanceTiming { - readonly connectEnd: number; - readonly connectStart: number; - readonly domComplete: number; - readonly domContentLoadedEventEnd: number; - readonly domContentLoadedEventStart: number; - readonly domInteractive: number; - readonly domLoading: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly loadEventEnd: number; - readonly loadEventStart: number; - readonly msFirstPaint: number; - readonly navigationStart: number; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; - readonly unloadEventEnd: number; - readonly unloadEventStart: number; - readonly secureConnectionStart: number; - toJSON(): any; +declare var RTCIceGathererEvent: { + prototype: RTCIceGathererEvent; + new(): RTCIceGathererEvent; +}; + +interface RTCIceTransportEventMap { + "candidatepairchange": RTCIceCandidatePairChangedEvent; + "icestatechange": RTCIceTransportStateChangedEvent; } -declare var PerformanceTiming: { - prototype: PerformanceTiming; - new(): PerformanceTiming; +interface RTCIceTransport extends RTCStatsProvider { + readonly component: RTCIceComponent; + readonly iceGatherer: RTCIceGatherer | null; + oncandidatepairchange: ((this: RTCIceTransport, ev: RTCIceCandidatePairChangedEvent) => any) | null; + onicestatechange: ((this: RTCIceTransport, ev: RTCIceTransportStateChangedEvent) => any) | null; + readonly role: RTCIceRole; + readonly state: RTCIceTransportState; + addRemoteCandidate(remoteCandidate: RTCIceCandidateDictionary | RTCIceCandidateComplete): void; + createAssociatedTransport(): RTCIceTransport; + getNominatedCandidatePair(): RTCIceCandidatePair | null; + getRemoteCandidates(): RTCIceCandidateDictionary[]; + getRemoteParameters(): RTCIceParameters | null; + setRemoteCandidates(remoteCandidates: RTCIceCandidateDictionary[]): void; + start(gatherer: RTCIceGatherer, remoteParameters: RTCIceParameters, role?: RTCIceRole): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PeriodicWave { -} +declare var RTCIceTransport: { + prototype: RTCIceTransport; + new(): RTCIceTransport; +}; -declare var PeriodicWave: { - prototype: PeriodicWave; - new(): PeriodicWave; +interface RTCIceTransportStateChangedEvent extends Event { + readonly state: RTCIceTransportState; } -interface PermissionRequest extends DeferredPermissionRequest { - readonly state: string; - defer(): void; +declare var RTCIceTransportStateChangedEvent: { + prototype: RTCIceTransportStateChangedEvent; + new(): RTCIceTransportStateChangedEvent; +}; + +interface RTCPeerConnectionEventMap { + "addstream": MediaStreamEvent; + "icecandidate": RTCPeerConnectionIceEvent; + "iceconnectionstatechange": Event; + "icegatheringstatechange": Event; + "negotiationneeded": Event; + "removestream": MediaStreamEvent; + "signalingstatechange": Event; +} + +interface RTCPeerConnection extends EventTarget { + readonly canTrickleIceCandidates: boolean | null; + readonly iceConnectionState: RTCIceConnectionState; + readonly iceGatheringState: RTCIceGatheringState; + readonly localDescription: RTCSessionDescription | null; + onaddstream: (this: RTCPeerConnection, ev: MediaStreamEvent) => any; + onicecandidate: (this: RTCPeerConnection, ev: RTCPeerConnectionIceEvent) => any; + oniceconnectionstatechange: (this: RTCPeerConnection, ev: Event) => any; + onicegatheringstatechange: (this: RTCPeerConnection, ev: Event) => any; + onnegotiationneeded: (this: RTCPeerConnection, ev: Event) => any; + onremovestream: (this: RTCPeerConnection, ev: MediaStreamEvent) => any; + onsignalingstatechange: (this: RTCPeerConnection, ev: Event) => any; + readonly remoteDescription: RTCSessionDescription | null; + readonly signalingState: RTCSignalingState; + addIceCandidate(candidate: RTCIceCandidate, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + addStream(stream: MediaStream): void; + close(): void; + createAnswer(successCallback?: RTCSessionDescriptionCallback, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + createOffer(successCallback?: RTCSessionDescriptionCallback, failureCallback?: RTCPeerConnectionErrorCallback, options?: RTCOfferOptions): Promise; + getConfiguration(): RTCConfiguration; + getLocalStreams(): MediaStream[]; + getRemoteStreams(): MediaStream[]; + getStats(selector: MediaStreamTrack | null, successCallback?: RTCStatsCallback, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + getStreamById(streamId: string): MediaStream | null; + removeStream(stream: MediaStream): void; + setLocalDescription(description: RTCSessionDescription, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + setRemoteDescription(description: RTCSessionDescription, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + addEventListener(type: K, listener: (this: RTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PermissionRequest: { - prototype: PermissionRequest; - new(): PermissionRequest; +declare var RTCPeerConnection: { + prototype: RTCPeerConnection; + new(configuration: RTCConfiguration): RTCPeerConnection; +}; + +interface RTCPeerConnectionIceEvent extends Event { + readonly candidate: RTCIceCandidate; } -interface PermissionRequestedEvent extends Event { - readonly permissionRequest: PermissionRequest; +declare var RTCPeerConnectionIceEvent: { + prototype: RTCPeerConnectionIceEvent; + new(type: string, eventInitDict: RTCPeerConnectionIceEventInit): RTCPeerConnectionIceEvent; +}; + +interface RTCRtpReceiverEventMap { + "error": Event; } -declare var PermissionRequestedEvent: { - prototype: PermissionRequestedEvent; - new(): PermissionRequestedEvent; +interface RTCRtpReceiver extends RTCStatsProvider { + onerror: ((this: RTCRtpReceiver, ev: Event) => any) | null; + readonly rtcpTransport: RTCDtlsTransport; + readonly track: MediaStreamTrack | null; + readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; + getContributingSources(): RTCRtpContributingSource[]; + receive(parameters: RTCRtpParameters): void; + requestSendCSRC(csrc: number): void; + setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface Plugin { - readonly description: string; - readonly filename: string; - readonly length: number; - readonly name: string; - readonly version: string; - item(index: number): MimeType; - namedItem(type: string): MimeType; - [index: number]: MimeType; +declare var RTCRtpReceiver: { + prototype: RTCRtpReceiver; + new(transport: RTCDtlsTransport | RTCSrtpSdesTransport, kind: string, rtcpTransport?: RTCDtlsTransport): RTCRtpReceiver; + getCapabilities(kind?: string): RTCRtpCapabilities; +}; + +interface RTCRtpSenderEventMap { + "error": Event; + "ssrcconflict": RTCSsrcConflictEvent; } -declare var Plugin: { - prototype: Plugin; - new(): Plugin; +interface RTCRtpSender extends RTCStatsProvider { + onerror: ((this: RTCRtpSender, ev: Event) => any) | null; + onssrcconflict: ((this: RTCRtpSender, ev: RTCSsrcConflictEvent) => any) | null; + readonly rtcpTransport: RTCDtlsTransport; + readonly track: MediaStreamTrack; + readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; + send(parameters: RTCRtpParameters): void; + setTrack(track: MediaStreamTrack): void; + setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PluginArray { - readonly length: number; - item(index: number): Plugin; - namedItem(name: string): Plugin; - refresh(reload?: boolean): void; - [index: number]: Plugin; +declare var RTCRtpSender: { + prototype: RTCRtpSender; + new(track: MediaStreamTrack, transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): RTCRtpSender; + getCapabilities(kind?: string): RTCRtpCapabilities; +}; + +interface RTCSessionDescription { + sdp: string | null; + type: RTCSdpType | null; + toJSON(): any; } -declare var PluginArray: { - prototype: PluginArray; - new(): PluginArray; +declare var RTCSessionDescription: { + prototype: RTCSessionDescription; + new(descriptionInitDict?: RTCSessionDescriptionInit): RTCSessionDescription; +}; + +interface RTCSrtpSdesTransportEventMap { + "error": Event; } -interface PointerEvent extends MouseEvent { - readonly currentPoint: any; - readonly height: number; - readonly hwTimestamp: number; - readonly intermediatePoints: any; - readonly isPrimary: boolean; - readonly pointerId: number; - readonly pointerType: any; - readonly pressure: number; - readonly rotation: number; - readonly tiltX: number; - readonly tiltY: number; - readonly width: number; - getCurrentPoint(element: Element): void; - getIntermediatePoints(element: Element): void; - initPointerEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, offsetXArg: number, offsetYArg: number, widthArg: number, heightArg: number, pressure: number, rotation: number, tiltX: number, tiltY: number, pointerIdArg: number, pointerType: any, hwTimestampArg: number, isPrimary: boolean): void; +interface RTCSrtpSdesTransport extends EventTarget { + onerror: ((this: RTCSrtpSdesTransport, ev: Event) => any) | null; + readonly transport: RTCIceTransport; + addEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PointerEvent: { - prototype: PointerEvent; - new(typeArg: string, eventInitDict?: PointerEventInit): PointerEvent; +declare var RTCSrtpSdesTransport: { + prototype: RTCSrtpSdesTransport; + new(transport: RTCIceTransport, encryptParameters: RTCSrtpSdesParameters, decryptParameters: RTCSrtpSdesParameters): RTCSrtpSdesTransport; + getLocalParameters(): RTCSrtpSdesParameters[]; +}; + +interface RTCSsrcConflictEvent extends Event { + readonly ssrc: number; } -interface PopStateEvent extends Event { - readonly state: any; - initPopStateEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, stateArg: any): void; +declare var RTCSsrcConflictEvent: { + prototype: RTCSsrcConflictEvent; + new(): RTCSsrcConflictEvent; +}; + +interface RTCStatsProvider extends EventTarget { + getStats(): Promise; + msGetStats(): Promise; } -declare var PopStateEvent: { - prototype: PopStateEvent; - new(): PopStateEvent; +declare var RTCStatsProvider: { + prototype: RTCStatsProvider; + new(): RTCStatsProvider; +}; + +interface ScopedCredential { + readonly id: ArrayBuffer; + readonly type: ScopedCredentialType; } -interface Position { - readonly coords: Coordinates; - readonly timestamp: number; +declare var ScopedCredential: { + prototype: ScopedCredential; + new(): ScopedCredential; +}; + +interface ScopedCredentialInfo { + readonly credential: ScopedCredential; + readonly publicKey: CryptoKey; } -declare var Position: { - prototype: Position; - new(): Position; +declare var ScopedCredentialInfo: { + prototype: ScopedCredentialInfo; + new(): ScopedCredentialInfo; +}; + +interface ScreenEventMap { + "MSOrientationChange": Event; } -interface PositionError { - readonly code: number; - readonly message: string; - toString(): string; - readonly PERMISSION_DENIED: number; - readonly POSITION_UNAVAILABLE: number; - readonly TIMEOUT: number; +interface Screen extends EventTarget { + readonly availHeight: number; + readonly availWidth: number; + bufferDepth: number; + readonly colorDepth: number; + readonly deviceXDPI: number; + readonly deviceYDPI: number; + readonly fontSmoothingEnabled: boolean; + readonly height: number; + readonly logicalXDPI: number; + readonly logicalYDPI: number; + readonly msOrientation: string; + onmsorientationchange: (this: Screen, ev: Event) => any; + readonly pixelDepth: number; + readonly systemXDPI: number; + readonly systemYDPI: number; + readonly width: number; + msLockOrientation(orientations: string | string[]): boolean; + msUnlockOrientation(): void; + addEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PositionError: { - prototype: PositionError; - new(): PositionError; - readonly PERMISSION_DENIED: number; - readonly POSITION_UNAVAILABLE: number; - readonly TIMEOUT: number; +declare var Screen: { + prototype: Screen; + new(): Screen; +}; + +interface ScriptNotifyEvent extends Event { + readonly callingUri: string; + readonly value: string; } -interface ProcessingInstruction extends CharacterData { - readonly target: string; +declare var ScriptNotifyEvent: { + prototype: ScriptNotifyEvent; + new(): ScriptNotifyEvent; +}; + +interface ScriptProcessorNodeEventMap { + "audioprocess": AudioProcessingEvent; } -declare var ProcessingInstruction: { - prototype: ProcessingInstruction; - new(): ProcessingInstruction; +interface ScriptProcessorNode extends AudioNode { + readonly bufferSize: number; + onaudioprocess: (this: ScriptProcessorNode, ev: AudioProcessingEvent) => any; + addEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface ProgressEvent extends Event { - readonly lengthComputable: boolean; - readonly loaded: number; - readonly total: number; - initProgressEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, lengthComputableArg: boolean, loadedArg: number, totalArg: number): void; +declare var ScriptProcessorNode: { + prototype: ScriptProcessorNode; + new(): ScriptProcessorNode; +}; + +interface Selection { + readonly anchorNode: Node; + readonly anchorOffset: number; + readonly baseNode: Node; + readonly baseOffset: number; + readonly extentNode: Node; + readonly extentOffset: number; + readonly focusNode: Node; + readonly focusOffset: number; + readonly isCollapsed: boolean; + readonly rangeCount: number; + readonly type: string; + addRange(range: Range): void; + collapse(parentNode: Node, offset: number): void; + collapseToEnd(): void; + collapseToStart(): void; + containsNode(node: Node, partlyContained: boolean): boolean; + deleteFromDocument(): void; + empty(): void; + extend(newNode: Node, offset: number): void; + getRangeAt(index: number): Range; + removeAllRanges(): void; + removeRange(range: Range): void; + selectAllChildren(parentNode: Node): void; + setBaseAndExtent(baseNode: Node, baseOffset: number, extentNode: Node, extentOffset: number): void; + setPosition(parentNode: Node, offset: number): void; + toString(): string; } -declare var ProgressEvent: { - prototype: ProgressEvent; - new(type: string, eventInitDict?: ProgressEventInit): ProgressEvent; -} +declare var Selection: { + prototype: Selection; + new(): Selection; +}; -interface RTCDTMFToneChangeEvent extends Event { - readonly tone: string; +interface ServiceWorkerEventMap extends AbstractWorkerEventMap { + "statechange": Event; } -declare var RTCDTMFToneChangeEvent: { - prototype: RTCDTMFToneChangeEvent; - new(type: string, eventInitDict: RTCDTMFToneChangeEventInit): RTCDTMFToneChangeEvent; +interface ServiceWorker extends EventTarget, AbstractWorker { + onstatechange: (this: ServiceWorker, ev: Event) => any; + readonly scriptURL: USVString; + readonly state: ServiceWorkerState; + postMessage(message: any, transfer?: any[]): void; + addEventListener(type: K, listener: (this: ServiceWorker, ev: ServiceWorkerEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorker, ev: ServiceWorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface RTCDtlsTransportEventMap { - "dtlsstatechange": RTCDtlsTransportStateChangedEvent; - "error": ErrorEvent; -} +declare var ServiceWorker: { + prototype: ServiceWorker; + new(): ServiceWorker; +}; -interface RTCDtlsTransport extends RTCStatsProvider { - ondtlsstatechange: ((this: RTCDtlsTransport, ev: RTCDtlsTransportStateChangedEvent) => any) | null; - onerror: ((this: RTCDtlsTransport, ev: ErrorEvent) => any) | null; - readonly state: string; - readonly transport: RTCIceTransport; - getLocalParameters(): RTCDtlsParameters; - getRemoteCertificates(): ArrayBuffer[]; - getRemoteParameters(): RTCDtlsParameters | null; - start(remoteParameters: RTCDtlsParameters): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface ServiceWorkerContainerEventMap { + "controllerchange": Event; + "message": ServiceWorkerMessageEvent; } -declare var RTCDtlsTransport: { - prototype: RTCDtlsTransport; - new(transport: RTCIceTransport): RTCDtlsTransport; +interface ServiceWorkerContainer extends EventTarget { + readonly controller: ServiceWorker | null; + oncontrollerchange: (this: ServiceWorkerContainer, ev: Event) => any; + onmessage: (this: ServiceWorkerContainer, ev: ServiceWorkerMessageEvent) => any; + readonly ready: Promise; + getRegistration(): Promise; + getRegistrations(): Promise; + register(scriptURL: USVString, options?: RegistrationOptions): Promise; + addEventListener(type: K, listener: (this: ServiceWorkerContainer, ev: ServiceWorkerContainerEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorkerContainer, ev: ServiceWorkerContainerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface RTCDtlsTransportStateChangedEvent extends Event { - readonly state: string; -} +declare var ServiceWorkerContainer: { + prototype: ServiceWorkerContainer; + new(): ServiceWorkerContainer; +}; -declare var RTCDtlsTransportStateChangedEvent: { - prototype: RTCDtlsTransportStateChangedEvent; - new(): RTCDtlsTransportStateChangedEvent; +interface ServiceWorkerMessageEvent extends Event { + readonly data: any; + readonly lastEventId: string; + readonly origin: string; + readonly ports: MessagePort[] | null; + readonly source: ServiceWorker | MessagePort | null; } -interface RTCDtmfSenderEventMap { - "tonechange": RTCDTMFToneChangeEvent; -} +declare var ServiceWorkerMessageEvent: { + prototype: ServiceWorkerMessageEvent; + new(type: string, eventInitDict?: ServiceWorkerMessageEventInit): ServiceWorkerMessageEvent; +}; -interface RTCDtmfSender extends EventTarget { - readonly canInsertDTMF: boolean; - readonly duration: number; - readonly interToneGap: number; - ontonechange: (this: RTCDtmfSender, ev: RTCDTMFToneChangeEvent) => any; - readonly sender: RTCRtpSender; - readonly toneBuffer: string; - insertDTMF(tones: string, duration?: number, interToneGap?: number): void; - addEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; +interface ServiceWorkerRegistrationEventMap { + "updatefound": Event; +} + +interface ServiceWorkerRegistration extends EventTarget { + readonly active: ServiceWorker | null; + readonly installing: ServiceWorker | null; + onupdatefound: (this: ServiceWorkerRegistration, ev: Event) => any; + readonly pushManager: PushManager; + readonly scope: USVString; + readonly sync: SyncManager; + readonly waiting: ServiceWorker | null; + getNotifications(filter?: GetNotificationOptions): Promise; + showNotification(title: string, options?: NotificationOptions): Promise; + unregister(): Promise; + update(): Promise; + addEventListener(type: K, listener: (this: ServiceWorkerRegistration, ev: ServiceWorkerRegistrationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorkerRegistration, ev: ServiceWorkerRegistrationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCDtmfSender: { - prototype: RTCDtmfSender; - new(sender: RTCRtpSender): RTCDtmfSender; -} +declare var ServiceWorkerRegistration: { + prototype: ServiceWorkerRegistration; + new(): ServiceWorkerRegistration; +}; -interface RTCIceCandidatePairChangedEvent extends Event { - readonly pair: RTCIceCandidatePair; +interface SourceBuffer extends EventTarget { + appendWindowEnd: number; + appendWindowStart: number; + readonly audioTracks: AudioTrackList; + readonly buffered: TimeRanges; + mode: AppendMode; + timestampOffset: number; + readonly updating: boolean; + readonly videoTracks: VideoTrackList; + abort(): void; + appendBuffer(data: ArrayBuffer | ArrayBufferView): void; + appendStream(stream: MSStream, maxSize?: number): void; + remove(start: number, end: number): void; } -declare var RTCIceCandidatePairChangedEvent: { - prototype: RTCIceCandidatePairChangedEvent; - new(): RTCIceCandidatePairChangedEvent; +declare var SourceBuffer: { + prototype: SourceBuffer; + new(): SourceBuffer; +}; + +interface SourceBufferList extends EventTarget { + readonly length: number; + item(index: number): SourceBuffer; + [index: number]: SourceBuffer; } -interface RTCIceGathererEventMap { - "error": ErrorEvent; - "localcandidate": RTCIceGathererEvent; +declare var SourceBufferList: { + prototype: SourceBufferList; + new(): SourceBufferList; +}; + +interface SpeechSynthesisEventMap { + "voiceschanged": Event; } -interface RTCIceGatherer extends RTCStatsProvider { - readonly component: string; - onerror: ((this: RTCIceGatherer, ev: ErrorEvent) => any) | null; - onlocalcandidate: ((this: RTCIceGatherer, ev: RTCIceGathererEvent) => any) | null; - createAssociatedGatherer(): RTCIceGatherer; - getLocalCandidates(): RTCIceCandidate[]; - getLocalParameters(): RTCIceParameters; - addEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; +interface SpeechSynthesis extends EventTarget { + onvoiceschanged: (this: SpeechSynthesis, ev: Event) => any; + readonly paused: boolean; + readonly pending: boolean; + readonly speaking: boolean; + cancel(): void; + getVoices(): SpeechSynthesisVoice[]; + pause(): void; + resume(): void; + speak(utterance: SpeechSynthesisUtterance): void; + addEventListener(type: K, listener: (this: SpeechSynthesis, ev: SpeechSynthesisEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SpeechSynthesis, ev: SpeechSynthesisEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCIceGatherer: { - prototype: RTCIceGatherer; - new(options: RTCIceGatherOptions): RTCIceGatherer; -} +declare var SpeechSynthesis: { + prototype: SpeechSynthesis; + new(): SpeechSynthesis; +}; -interface RTCIceGathererEvent extends Event { - readonly candidate: RTCIceCandidate | RTCIceCandidateComplete; +interface SpeechSynthesisEvent extends Event { + readonly charIndex: number; + readonly elapsedTime: number; + readonly name: string; + readonly utterance: SpeechSynthesisUtterance | null; } -declare var RTCIceGathererEvent: { - prototype: RTCIceGathererEvent; - new(): RTCIceGathererEvent; -} +declare var SpeechSynthesisEvent: { + prototype: SpeechSynthesisEvent; + new(type: string, eventInitDict?: SpeechSynthesisEventInit): SpeechSynthesisEvent; +}; -interface RTCIceTransportEventMap { - "candidatepairchange": RTCIceCandidatePairChangedEvent; - "icestatechange": RTCIceTransportStateChangedEvent; +interface SpeechSynthesisUtteranceEventMap { + "boundary": Event; + "end": Event; + "error": Event; + "mark": Event; + "pause": Event; + "resume": Event; + "start": Event; } -interface RTCIceTransport extends RTCStatsProvider { - readonly component: string; - readonly iceGatherer: RTCIceGatherer | null; - oncandidatepairchange: ((this: RTCIceTransport, ev: RTCIceCandidatePairChangedEvent) => any) | null; - onicestatechange: ((this: RTCIceTransport, ev: RTCIceTransportStateChangedEvent) => any) | null; - readonly role: string; - readonly state: string; - addRemoteCandidate(remoteCandidate: RTCIceCandidate | RTCIceCandidateComplete): void; - createAssociatedTransport(): RTCIceTransport; - getNominatedCandidatePair(): RTCIceCandidatePair | null; - getRemoteCandidates(): RTCIceCandidate[]; - getRemoteParameters(): RTCIceParameters | null; - setRemoteCandidates(remoteCandidates: RTCIceCandidate[]): void; - start(gatherer: RTCIceGatherer, remoteParameters: RTCIceParameters, role?: string): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; +interface SpeechSynthesisUtterance extends EventTarget { + lang: string; + onboundary: (this: SpeechSynthesisUtterance, ev: Event) => any; + onend: (this: SpeechSynthesisUtterance, ev: Event) => any; + onerror: (this: SpeechSynthesisUtterance, ev: Event) => any; + onmark: (this: SpeechSynthesisUtterance, ev: Event) => any; + onpause: (this: SpeechSynthesisUtterance, ev: Event) => any; + onresume: (this: SpeechSynthesisUtterance, ev: Event) => any; + onstart: (this: SpeechSynthesisUtterance, ev: Event) => any; + pitch: number; + rate: number; + text: string; + voice: SpeechSynthesisVoice; + volume: number; + addEventListener(type: K, listener: (this: SpeechSynthesisUtterance, ev: SpeechSynthesisUtteranceEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SpeechSynthesisUtterance, ev: SpeechSynthesisUtteranceEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCIceTransport: { - prototype: RTCIceTransport; - new(): RTCIceTransport; -} +declare var SpeechSynthesisUtterance: { + prototype: SpeechSynthesisUtterance; + new(text?: string): SpeechSynthesisUtterance; +}; -interface RTCIceTransportStateChangedEvent extends Event { - readonly state: string; +interface SpeechSynthesisVoice { + readonly default: boolean; + readonly lang: string; + readonly localService: boolean; + readonly name: string; + readonly voiceURI: string; } -declare var RTCIceTransportStateChangedEvent: { - prototype: RTCIceTransportStateChangedEvent; - new(): RTCIceTransportStateChangedEvent; -} +declare var SpeechSynthesisVoice: { + prototype: SpeechSynthesisVoice; + new(): SpeechSynthesisVoice; +}; -interface RTCRtpReceiverEventMap { - "error": ErrorEvent; +interface StereoPannerNode extends AudioNode { + readonly pan: AudioParam; } -interface RTCRtpReceiver extends RTCStatsProvider { - onerror: ((this: RTCRtpReceiver, ev: ErrorEvent) => any) | null; - readonly rtcpTransport: RTCDtlsTransport; - readonly track: MediaStreamTrack | null; - readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; - getContributingSources(): RTCRtpContributingSource[]; - receive(parameters: RTCRtpParameters): void; - requestSendCSRC(csrc: number): void; - setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var StereoPannerNode: { + prototype: StereoPannerNode; + new(): StereoPannerNode; +}; -declare var RTCRtpReceiver: { - prototype: RTCRtpReceiver; - new(transport: RTCDtlsTransport | RTCSrtpSdesTransport, kind: string, rtcpTransport?: RTCDtlsTransport): RTCRtpReceiver; - getCapabilities(kind?: string): RTCRtpCapabilities; +interface Storage { + readonly length: number; + clear(): void; + getItem(key: string): string | null; + key(index: number): string | null; + removeItem(key: string): void; + setItem(key: string, data: string): void; + [key: string]: any; + [index: number]: string; } -interface RTCRtpSenderEventMap { - "error": ErrorEvent; - "ssrcconflict": RTCSsrcConflictEvent; -} +declare var Storage: { + prototype: Storage; + new(): Storage; +}; -interface RTCRtpSender extends RTCStatsProvider { - onerror: ((this: RTCRtpSender, ev: ErrorEvent) => any) | null; - onssrcconflict: ((this: RTCRtpSender, ev: RTCSsrcConflictEvent) => any) | null; - readonly rtcpTransport: RTCDtlsTransport; - readonly track: MediaStreamTrack; - readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; - send(parameters: RTCRtpParameters): void; - setTrack(track: MediaStreamTrack): void; - setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface StorageEvent extends Event { + readonly url: string; + key?: string; + oldValue?: string; + newValue?: string; + storageArea?: Storage; } -declare var RTCRtpSender: { - prototype: RTCRtpSender; - new(track: MediaStreamTrack, transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): RTCRtpSender; - getCapabilities(kind?: string): RTCRtpCapabilities; -} +declare var StorageEvent: { + prototype: StorageEvent; + new (type: string, eventInitDict?: StorageEventInit): StorageEvent; +}; -interface RTCSrtpSdesTransportEventMap { - "error": ErrorEvent; +interface StyleMedia { + readonly type: string; + matchMedium(mediaquery: string): boolean; } -interface RTCSrtpSdesTransport extends EventTarget { - onerror: ((this: RTCSrtpSdesTransport, ev: ErrorEvent) => any) | null; - readonly transport: RTCIceTransport; - addEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var StyleMedia: { + prototype: StyleMedia; + new(): StyleMedia; +}; -declare var RTCSrtpSdesTransport: { - prototype: RTCSrtpSdesTransport; - new(transport: RTCIceTransport, encryptParameters: RTCSrtpSdesParameters, decryptParameters: RTCSrtpSdesParameters): RTCSrtpSdesTransport; - getLocalParameters(): RTCSrtpSdesParameters[]; +interface StyleSheet { + disabled: boolean; + readonly href: string; + readonly media: MediaList; + readonly ownerNode: Node; + readonly parentStyleSheet: StyleSheet; + readonly title: string; + readonly type: string; } -interface RTCSsrcConflictEvent extends Event { - readonly ssrc: number; -} +declare var StyleSheet: { + prototype: StyleSheet; + new(): StyleSheet; +}; -declare var RTCSsrcConflictEvent: { - prototype: RTCSsrcConflictEvent; - new(): RTCSsrcConflictEvent; +interface StyleSheetList { + readonly length: number; + item(index?: number): StyleSheet; + [index: number]: StyleSheet; } -interface RTCStatsProvider extends EventTarget { - getStats(): PromiseLike; - msGetStats(): PromiseLike; -} +declare var StyleSheetList: { + prototype: StyleSheetList; + new(): StyleSheetList; +}; -declare var RTCStatsProvider: { - prototype: RTCStatsProvider; - new(): RTCStatsProvider; +interface StyleSheetPageList { + readonly length: number; + item(index: number): CSSPageRule; + [index: number]: CSSPageRule; } -interface Range { - readonly collapsed: boolean; - readonly commonAncestorContainer: Node; - readonly endContainer: Node; - readonly endOffset: number; - readonly startContainer: Node; - readonly startOffset: number; - cloneContents(): DocumentFragment; - cloneRange(): Range; - collapse(toStart: boolean): void; - compareBoundaryPoints(how: number, sourceRange: Range): number; - createContextualFragment(fragment: string): DocumentFragment; - deleteContents(): void; - detach(): void; - expand(Unit: string): boolean; - extractContents(): DocumentFragment; - getBoundingClientRect(): ClientRect; - getClientRects(): ClientRectList; - insertNode(newNode: Node): void; - selectNode(refNode: Node): void; - selectNodeContents(refNode: Node): void; - setEnd(refNode: Node, offset: number): void; - setEndAfter(refNode: Node): void; - setEndBefore(refNode: Node): void; - setStart(refNode: Node, offset: number): void; - setStartAfter(refNode: Node): void; - setStartBefore(refNode: Node): void; - surroundContents(newParent: Node): void; - toString(): string; - readonly END_TO_END: number; - readonly END_TO_START: number; - readonly START_TO_END: number; - readonly START_TO_START: number; -} +declare var StyleSheetPageList: { + prototype: StyleSheetPageList; + new(): StyleSheetPageList; +}; -declare var Range: { - prototype: Range; - new(): Range; - readonly END_TO_END: number; - readonly END_TO_START: number; - readonly START_TO_END: number; - readonly START_TO_START: number; +interface SubtleCrypto { + decrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; + deriveBits(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, length: number): PromiseLike; + deriveKey(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, derivedKeyType: string | AesDerivedKeyParams | HmacImportParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; + digest(algorithm: AlgorithmIdentifier, data: BufferSource): PromiseLike; + encrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; + exportKey(format: "jwk", key: CryptoKey): PromiseLike; + exportKey(format: "raw" | "pkcs8" | "spki", key: CryptoKey): PromiseLike; + exportKey(format: string, key: CryptoKey): PromiseLike; + generateKey(algorithm: string, extractable: boolean, keyUsages: string[]): PromiseLike; + generateKey(algorithm: RsaHashedKeyGenParams | EcKeyGenParams | DhKeyGenParams, extractable: boolean, keyUsages: string[]): PromiseLike; + generateKey(algorithm: AesKeyGenParams | HmacKeyGenParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: "jwk", keyData: JsonWebKey, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: "raw" | "pkcs8" | "spki", keyData: BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: string, keyData: JsonWebKey | BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + sign(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, data: BufferSource): PromiseLike; + unwrapKey(format: string, wrappedKey: BufferSource, unwrappingKey: CryptoKey, unwrapAlgorithm: AlgorithmIdentifier, unwrappedKeyAlgorithm: AlgorithmIdentifier, extractable: boolean, keyUsages: string[]): PromiseLike; + verify(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, signature: BufferSource, data: BufferSource): PromiseLike; + wrapKey(format: string, key: CryptoKey, wrappingKey: CryptoKey, wrapAlgorithm: AlgorithmIdentifier): PromiseLike; } -interface SVGAElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { +declare var SubtleCrypto: { + prototype: SubtleCrypto; + new(): SubtleCrypto; +}; + +interface SVGAElement extends SVGGraphicsElement, SVGURIReference { readonly target: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGAElement: { prototype: SVGAElement; new(): SVGAElement; -} +}; interface SVGAngle { readonly unitType: number; @@ -12801,7 +14132,7 @@ declare var SVGAngle: { readonly SVG_ANGLETYPE_RAD: number; readonly SVG_ANGLETYPE_UNKNOWN: number; readonly SVG_ANGLETYPE_UNSPECIFIED: number; -} +}; interface SVGAnimatedAngle { readonly animVal: SVGAngle; @@ -12811,7 +14142,7 @@ interface SVGAnimatedAngle { declare var SVGAnimatedAngle: { prototype: SVGAnimatedAngle; new(): SVGAnimatedAngle; -} +}; interface SVGAnimatedBoolean { readonly animVal: boolean; @@ -12821,7 +14152,7 @@ interface SVGAnimatedBoolean { declare var SVGAnimatedBoolean: { prototype: SVGAnimatedBoolean; new(): SVGAnimatedBoolean; -} +}; interface SVGAnimatedEnumeration { readonly animVal: number; @@ -12831,7 +14162,7 @@ interface SVGAnimatedEnumeration { declare var SVGAnimatedEnumeration: { prototype: SVGAnimatedEnumeration; new(): SVGAnimatedEnumeration; -} +}; interface SVGAnimatedInteger { readonly animVal: number; @@ -12841,7 +14172,7 @@ interface SVGAnimatedInteger { declare var SVGAnimatedInteger: { prototype: SVGAnimatedInteger; new(): SVGAnimatedInteger; -} +}; interface SVGAnimatedLength { readonly animVal: SVGLength; @@ -12851,7 +14182,7 @@ interface SVGAnimatedLength { declare var SVGAnimatedLength: { prototype: SVGAnimatedLength; new(): SVGAnimatedLength; -} +}; interface SVGAnimatedLengthList { readonly animVal: SVGLengthList; @@ -12861,7 +14192,7 @@ interface SVGAnimatedLengthList { declare var SVGAnimatedLengthList: { prototype: SVGAnimatedLengthList; new(): SVGAnimatedLengthList; -} +}; interface SVGAnimatedNumber { readonly animVal: number; @@ -12871,7 +14202,7 @@ interface SVGAnimatedNumber { declare var SVGAnimatedNumber: { prototype: SVGAnimatedNumber; new(): SVGAnimatedNumber; -} +}; interface SVGAnimatedNumberList { readonly animVal: SVGNumberList; @@ -12881,7 +14212,7 @@ interface SVGAnimatedNumberList { declare var SVGAnimatedNumberList: { prototype: SVGAnimatedNumberList; new(): SVGAnimatedNumberList; -} +}; interface SVGAnimatedPreserveAspectRatio { readonly animVal: SVGPreserveAspectRatio; @@ -12891,7 +14222,7 @@ interface SVGAnimatedPreserveAspectRatio { declare var SVGAnimatedPreserveAspectRatio: { prototype: SVGAnimatedPreserveAspectRatio; new(): SVGAnimatedPreserveAspectRatio; -} +}; interface SVGAnimatedRect { readonly animVal: SVGRect; @@ -12901,7 +14232,7 @@ interface SVGAnimatedRect { declare var SVGAnimatedRect: { prototype: SVGAnimatedRect; new(): SVGAnimatedRect; -} +}; interface SVGAnimatedString { readonly animVal: string; @@ -12911,7 +14242,7 @@ interface SVGAnimatedString { declare var SVGAnimatedString: { prototype: SVGAnimatedString; new(): SVGAnimatedString; -} +}; interface SVGAnimatedTransformList { readonly animVal: SVGTransformList; @@ -12921,31 +14252,35 @@ interface SVGAnimatedTransformList { declare var SVGAnimatedTransformList: { prototype: SVGAnimatedTransformList; new(): SVGAnimatedTransformList; -} +}; -interface SVGCircleElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGCircleElement extends SVGGraphicsElement { readonly cx: SVGAnimatedLength; readonly cy: SVGAnimatedLength; readonly r: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGCircleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGCircleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGCircleElement: { prototype: SVGCircleElement; new(): SVGCircleElement; -} +}; -interface SVGClipPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGUnitTypes { +interface SVGClipPathElement extends SVGGraphicsElement, SVGUnitTypes { readonly clipPathUnits: SVGAnimatedEnumeration; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGClipPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGClipPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGClipPathElement: { prototype: SVGClipPathElement; new(): SVGClipPathElement; -} +}; interface SVGComponentTransferFunctionElement extends SVGElement { readonly amplitude: SVGAnimatedNumber; @@ -12961,8 +14296,10 @@ interface SVGComponentTransferFunctionElement extends SVGElement { readonly SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_TABLE: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGComponentTransferFunctionElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGComponentTransferFunctionElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGComponentTransferFunctionElement: { @@ -12974,27 +14311,31 @@ declare var SVGComponentTransferFunctionElement: { readonly SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_TABLE: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: number; -} +}; -interface SVGDefsElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGDefsElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGDefsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGDefsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGDefsElement: { prototype: SVGDefsElement; new(): SVGDefsElement; -} +}; -interface SVGDescElement extends SVGElement, SVGStylable, SVGLangSpace { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGDescElement extends SVGElement { + addEventListener(type: K, listener: (this: SVGDescElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGDescElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGDescElement: { prototype: SVGDescElement; new(): SVGDescElement; -} +}; interface SVGElementEventMap extends ElementEventMap { "click": MouseEvent; @@ -13010,6 +14351,7 @@ interface SVGElementEventMap extends ElementEventMap { } interface SVGElement extends Element { + className: any; onclick: (this: SVGElement, ev: MouseEvent) => any; ondblclick: (this: SVGElement, ev: MouseEvent) => any; onfocusin: (this: SVGElement, ev: FocusEvent) => any; @@ -13021,17 +14363,19 @@ interface SVGElement extends Element { onmouseover: (this: SVGElement, ev: MouseEvent) => any; onmouseup: (this: SVGElement, ev: MouseEvent) => any; readonly ownerSVGElement: SVGSVGElement; + readonly style: CSSStyleDeclaration; readonly viewportElement: SVGElement; xmlbase: string; - className: any; addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGElement: { prototype: SVGElement; new(): SVGElement; -} +}; interface SVGElementInstance extends EventTarget { readonly childNodes: SVGElementInstanceList; @@ -13047,7 +14391,7 @@ interface SVGElementInstance extends EventTarget { declare var SVGElementInstance: { prototype: SVGElementInstance; new(): SVGElementInstance; -} +}; interface SVGElementInstanceList { readonly length: number; @@ -13057,21 +14401,23 @@ interface SVGElementInstanceList { declare var SVGElementInstanceList: { prototype: SVGElementInstanceList; new(): SVGElementInstanceList; -} +}; -interface SVGEllipseElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGEllipseElement extends SVGGraphicsElement { readonly cx: SVGAnimatedLength; readonly cy: SVGAnimatedLength; readonly rx: SVGAnimatedLength; readonly ry: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGEllipseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGEllipseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGEllipseElement: { prototype: SVGEllipseElement; new(): SVGEllipseElement; -} +}; interface SVGFEBlendElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13094,8 +14440,10 @@ interface SVGFEBlendElement extends SVGElement, SVGFilterPrimitiveStandardAttrib readonly SVG_FEBLEND_MODE_SCREEN: number; readonly SVG_FEBLEND_MODE_SOFT_LIGHT: number; readonly SVG_FEBLEND_MODE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEBlendElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEBlendElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEBlendElement: { @@ -13118,7 +14466,7 @@ declare var SVGFEBlendElement: { readonly SVG_FEBLEND_MODE_SCREEN: number; readonly SVG_FEBLEND_MODE_SOFT_LIGHT: number; readonly SVG_FEBLEND_MODE_UNKNOWN: number; -} +}; interface SVGFEColorMatrixElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13129,8 +14477,10 @@ interface SVGFEColorMatrixElement extends SVGElement, SVGFilterPrimitiveStandard readonly SVG_FECOLORMATRIX_TYPE_MATRIX: number; readonly SVG_FECOLORMATRIX_TYPE_SATURATE: number; readonly SVG_FECOLORMATRIX_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEColorMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEColorMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEColorMatrixElement: { @@ -13141,18 +14491,20 @@ declare var SVGFEColorMatrixElement: { readonly SVG_FECOLORMATRIX_TYPE_MATRIX: number; readonly SVG_FECOLORMATRIX_TYPE_SATURATE: number; readonly SVG_FECOLORMATRIX_TYPE_UNKNOWN: number; -} +}; interface SVGFEComponentTransferElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEComponentTransferElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEComponentTransferElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEComponentTransferElement: { prototype: SVGFEComponentTransferElement; new(): SVGFEComponentTransferElement; -} +}; interface SVGFECompositeElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13169,8 +14521,10 @@ interface SVGFECompositeElement extends SVGElement, SVGFilterPrimitiveStandardAt readonly SVG_FECOMPOSITE_OPERATOR_OVER: number; readonly SVG_FECOMPOSITE_OPERATOR_UNKNOWN: number; readonly SVG_FECOMPOSITE_OPERATOR_XOR: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFECompositeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFECompositeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFECompositeElement: { @@ -13183,7 +14537,7 @@ declare var SVGFECompositeElement: { readonly SVG_FECOMPOSITE_OPERATOR_OVER: number; readonly SVG_FECOMPOSITE_OPERATOR_UNKNOWN: number; readonly SVG_FECOMPOSITE_OPERATOR_XOR: number; -} +}; interface SVGFEConvolveMatrixElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly bias: SVGAnimatedNumber; @@ -13202,8 +14556,10 @@ interface SVGFEConvolveMatrixElement extends SVGElement, SVGFilterPrimitiveStand readonly SVG_EDGEMODE_NONE: number; readonly SVG_EDGEMODE_UNKNOWN: number; readonly SVG_EDGEMODE_WRAP: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEConvolveMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEConvolveMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEConvolveMatrixElement: { @@ -13213,7 +14569,7 @@ declare var SVGFEConvolveMatrixElement: { readonly SVG_EDGEMODE_NONE: number; readonly SVG_EDGEMODE_UNKNOWN: number; readonly SVG_EDGEMODE_WRAP: number; -} +}; interface SVGFEDiffuseLightingElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly diffuseConstant: SVGAnimatedNumber; @@ -13221,14 +14577,16 @@ interface SVGFEDiffuseLightingElement extends SVGElement, SVGFilterPrimitiveStan readonly kernelUnitLengthX: SVGAnimatedNumber; readonly kernelUnitLengthY: SVGAnimatedNumber; readonly surfaceScale: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDiffuseLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDiffuseLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDiffuseLightingElement: { prototype: SVGFEDiffuseLightingElement; new(): SVGFEDiffuseLightingElement; -} +}; interface SVGFEDisplacementMapElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13241,8 +14599,10 @@ interface SVGFEDisplacementMapElement extends SVGElement, SVGFilterPrimitiveStan readonly SVG_CHANNEL_G: number; readonly SVG_CHANNEL_R: number; readonly SVG_CHANNEL_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDisplacementMapElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDisplacementMapElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDisplacementMapElement: { @@ -13253,107 +14613,135 @@ declare var SVGFEDisplacementMapElement: { readonly SVG_CHANNEL_G: number; readonly SVG_CHANNEL_R: number; readonly SVG_CHANNEL_UNKNOWN: number; -} +}; interface SVGFEDistantLightElement extends SVGElement { readonly azimuth: SVGAnimatedNumber; readonly elevation: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDistantLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDistantLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDistantLightElement: { prototype: SVGFEDistantLightElement; new(): SVGFEDistantLightElement; -} +}; interface SVGFEFloodElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEFloodElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFloodElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFloodElement: { prototype: SVGFEFloodElement; new(): SVGFEFloodElement; -} +}; interface SVGFEFuncAElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncAElement: { prototype: SVGFEFuncAElement; new(): SVGFEFuncAElement; -} +}; interface SVGFEFuncBElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncBElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncBElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncBElement: { prototype: SVGFEFuncBElement; new(): SVGFEFuncBElement; -} +}; interface SVGFEFuncGElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncGElement: { prototype: SVGFEFuncGElement; new(): SVGFEFuncGElement; -} +}; interface SVGFEFuncRElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncRElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncRElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncRElement: { prototype: SVGFEFuncRElement; new(): SVGFEFuncRElement; -} +}; interface SVGFEGaussianBlurElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; readonly stdDeviationX: SVGAnimatedNumber; readonly stdDeviationY: SVGAnimatedNumber; setStdDeviation(stdDeviationX: number, stdDeviationY: number): void; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEGaussianBlurElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEGaussianBlurElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEGaussianBlurElement: { prototype: SVGFEGaussianBlurElement; new(): SVGFEGaussianBlurElement; -} +}; -interface SVGFEImageElement extends SVGElement, SVGFilterPrimitiveStandardAttributes, SVGLangSpace, SVGURIReference, SVGExternalResourcesRequired { +interface SVGFEImageElement extends SVGElement, SVGFilterPrimitiveStandardAttributes, SVGURIReference { readonly preserveAspectRatio: SVGAnimatedPreserveAspectRatio; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEImageElement: { prototype: SVGFEImageElement; new(): SVGFEImageElement; -} +}; interface SVGFEMergeElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMergeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMergeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMergeElement: { prototype: SVGFEMergeElement; new(): SVGFEMergeElement; -} +}; interface SVGFEMergeNodeElement extends SVGElement { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMergeNodeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMergeNodeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMergeNodeElement: { prototype: SVGFEMergeNodeElement; new(): SVGFEMergeNodeElement; -} +}; interface SVGFEMorphologyElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13363,8 +14751,10 @@ interface SVGFEMorphologyElement extends SVGElement, SVGFilterPrimitiveStandardA readonly SVG_MORPHOLOGY_OPERATOR_DILATE: number; readonly SVG_MORPHOLOGY_OPERATOR_ERODE: number; readonly SVG_MORPHOLOGY_OPERATOR_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMorphologyElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMorphologyElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMorphologyElement: { @@ -13373,33 +14763,37 @@ declare var SVGFEMorphologyElement: { readonly SVG_MORPHOLOGY_OPERATOR_DILATE: number; readonly SVG_MORPHOLOGY_OPERATOR_ERODE: number; readonly SVG_MORPHOLOGY_OPERATOR_UNKNOWN: number; -} +}; interface SVGFEOffsetElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly dx: SVGAnimatedNumber; readonly dy: SVGAnimatedNumber; readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEOffsetElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEOffsetElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEOffsetElement: { prototype: SVGFEOffsetElement; new(): SVGFEOffsetElement; -} +}; interface SVGFEPointLightElement extends SVGElement { readonly x: SVGAnimatedNumber; readonly y: SVGAnimatedNumber; readonly z: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEPointLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEPointLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEPointLightElement: { prototype: SVGFEPointLightElement; new(): SVGFEPointLightElement; -} +}; interface SVGFESpecularLightingElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13408,14 +14802,16 @@ interface SVGFESpecularLightingElement extends SVGElement, SVGFilterPrimitiveSta readonly specularConstant: SVGAnimatedNumber; readonly specularExponent: SVGAnimatedNumber; readonly surfaceScale: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFESpecularLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFESpecularLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFESpecularLightingElement: { prototype: SVGFESpecularLightingElement; new(): SVGFESpecularLightingElement; -} +}; interface SVGFESpotLightElement extends SVGElement { readonly limitingConeAngle: SVGAnimatedNumber; @@ -13426,25 +14822,29 @@ interface SVGFESpotLightElement extends SVGElement { readonly x: SVGAnimatedNumber; readonly y: SVGAnimatedNumber; readonly z: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFESpotLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFESpotLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFESpotLightElement: { prototype: SVGFESpotLightElement; new(): SVGFESpotLightElement; -} +}; interface SVGFETileElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFETileElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFETileElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFETileElement: { prototype: SVGFETileElement; new(): SVGFETileElement; -} +}; interface SVGFETurbulenceElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly baseFrequencyX: SVGAnimatedNumber; @@ -13459,8 +14859,10 @@ interface SVGFETurbulenceElement extends SVGElement, SVGFilterPrimitiveStandardA readonly SVG_TURBULENCE_TYPE_FRACTALNOISE: number; readonly SVG_TURBULENCE_TYPE_TURBULENCE: number; readonly SVG_TURBULENCE_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFETurbulenceElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFETurbulenceElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFETurbulenceElement: { @@ -13472,9 +14874,9 @@ declare var SVGFETurbulenceElement: { readonly SVG_TURBULENCE_TYPE_FRACTALNOISE: number; readonly SVG_TURBULENCE_TYPE_TURBULENCE: number; readonly SVG_TURBULENCE_TYPE_UNKNOWN: number; -} +}; -interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGStylable, SVGLangSpace, SVGURIReference, SVGExternalResourcesRequired { +interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGURIReference { readonly filterResX: SVGAnimatedInteger; readonly filterResY: SVGAnimatedInteger; readonly filterUnits: SVGAnimatedEnumeration; @@ -13484,40 +14886,46 @@ interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGStylable, SVGLan readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; setFilterRes(filterResX: number, filterResY: number): void; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFilterElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFilterElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFilterElement: { prototype: SVGFilterElement; new(): SVGFilterElement; -} +}; -interface SVGForeignObjectElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGForeignObjectElement extends SVGGraphicsElement { readonly height: SVGAnimatedLength; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGForeignObjectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGForeignObjectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGForeignObjectElement: { prototype: SVGForeignObjectElement; new(): SVGForeignObjectElement; -} +}; -interface SVGGElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGGElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGGElement: { prototype: SVGGElement; new(): SVGGElement; -} +}; -interface SVGGradientElement extends SVGElement, SVGStylable, SVGExternalResourcesRequired, SVGURIReference, SVGUnitTypes { +interface SVGGradientElement extends SVGElement, SVGUnitTypes, SVGURIReference { readonly gradientTransform: SVGAnimatedTransformList; readonly gradientUnits: SVGAnimatedEnumeration; readonly spreadMethod: SVGAnimatedEnumeration; @@ -13525,8 +14933,10 @@ interface SVGGradientElement extends SVGElement, SVGStylable, SVGExternalResourc readonly SVG_SPREADMETHOD_REFLECT: number; readonly SVG_SPREADMETHOD_REPEAT: number; readonly SVG_SPREADMETHOD_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGGradientElement: { @@ -13536,22 +14946,43 @@ declare var SVGGradientElement: { readonly SVG_SPREADMETHOD_REFLECT: number; readonly SVG_SPREADMETHOD_REPEAT: number; readonly SVG_SPREADMETHOD_UNKNOWN: number; +}; + +interface SVGGraphicsElement extends SVGElement, SVGTests { + readonly farthestViewportElement: SVGElement; + readonly nearestViewportElement: SVGElement; + readonly transform: SVGAnimatedTransformList; + getBBox(): SVGRect; + getCTM(): SVGMatrix; + getScreenCTM(): SVGMatrix; + getTransformToElement(element: SVGElement): SVGMatrix; + addEventListener(type: K, listener: (this: SVGGraphicsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGraphicsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SVGImageElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { +declare var SVGGraphicsElement: { + prototype: SVGGraphicsElement; + new(): SVGGraphicsElement; +}; + +interface SVGImageElement extends SVGGraphicsElement, SVGURIReference { readonly height: SVGAnimatedLength; readonly preserveAspectRatio: SVGAnimatedPreserveAspectRatio; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGImageElement: { prototype: SVGImageElement; new(): SVGImageElement; -} +}; interface SVGLength { readonly unitType: number; @@ -13587,7 +15018,7 @@ declare var SVGLength: { readonly SVG_LENGTHTYPE_PT: number; readonly SVG_LENGTHTYPE_PX: number; readonly SVG_LENGTHTYPE_UNKNOWN: number; -} +}; interface SVGLengthList { readonly numberOfItems: number; @@ -13603,35 +15034,41 @@ interface SVGLengthList { declare var SVGLengthList: { prototype: SVGLengthList; new(): SVGLengthList; -} +}; -interface SVGLineElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGLinearGradientElement extends SVGGradientElement { readonly x1: SVGAnimatedLength; readonly x2: SVGAnimatedLength; readonly y1: SVGAnimatedLength; readonly y2: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGLinearGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGLinearGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGLineElement: { - prototype: SVGLineElement; - new(): SVGLineElement; -} +declare var SVGLinearGradientElement: { + prototype: SVGLinearGradientElement; + new(): SVGLinearGradientElement; +}; -interface SVGLinearGradientElement extends SVGGradientElement { +interface SVGLineElement extends SVGGraphicsElement { readonly x1: SVGAnimatedLength; readonly x2: SVGAnimatedLength; readonly y1: SVGAnimatedLength; readonly y2: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGLineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGLineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGLinearGradientElement: { - prototype: SVGLinearGradientElement; - new(): SVGLinearGradientElement; -} +declare var SVGLineElement: { + prototype: SVGLineElement; + new(): SVGLineElement; +}; -interface SVGMarkerElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox { +interface SVGMarkerElement extends SVGElement, SVGFitToViewBox { readonly markerHeight: SVGAnimatedLength; readonly markerUnits: SVGAnimatedEnumeration; readonly markerWidth: SVGAnimatedLength; @@ -13641,42 +15078,46 @@ interface SVGMarkerElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExt readonly refY: SVGAnimatedLength; setOrientToAngle(angle: SVGAngle): void; setOrientToAuto(): void; - readonly SVG_MARKERUNITS_STROKEWIDTH: number; - readonly SVG_MARKERUNITS_UNKNOWN: number; - readonly SVG_MARKERUNITS_USERSPACEONUSE: number; readonly SVG_MARKER_ORIENT_ANGLE: number; readonly SVG_MARKER_ORIENT_AUTO: number; readonly SVG_MARKER_ORIENT_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + readonly SVG_MARKERUNITS_STROKEWIDTH: number; + readonly SVG_MARKERUNITS_UNKNOWN: number; + readonly SVG_MARKERUNITS_USERSPACEONUSE: number; + addEventListener(type: K, listener: (this: SVGMarkerElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMarkerElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMarkerElement: { prototype: SVGMarkerElement; new(): SVGMarkerElement; - readonly SVG_MARKERUNITS_STROKEWIDTH: number; - readonly SVG_MARKERUNITS_UNKNOWN: number; - readonly SVG_MARKERUNITS_USERSPACEONUSE: number; readonly SVG_MARKER_ORIENT_ANGLE: number; readonly SVG_MARKER_ORIENT_AUTO: number; readonly SVG_MARKER_ORIENT_UNKNOWN: number; -} + readonly SVG_MARKERUNITS_STROKEWIDTH: number; + readonly SVG_MARKERUNITS_UNKNOWN: number; + readonly SVG_MARKERUNITS_USERSPACEONUSE: number; +}; -interface SVGMaskElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGUnitTypes { +interface SVGMaskElement extends SVGElement, SVGTests, SVGUnitTypes { readonly height: SVGAnimatedLength; readonly maskContentUnits: SVGAnimatedEnumeration; readonly maskUnits: SVGAnimatedEnumeration; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGMaskElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMaskElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMaskElement: { prototype: SVGMaskElement; new(): SVGMaskElement; -} +}; interface SVGMatrix { a: number; @@ -13701,17 +15142,19 @@ interface SVGMatrix { declare var SVGMatrix: { prototype: SVGMatrix; new(): SVGMatrix; -} +}; interface SVGMetadataElement extends SVGElement { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGMetadataElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMetadataElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMetadataElement: { prototype: SVGMetadataElement; new(): SVGMetadataElement; -} +}; interface SVGNumber { value: number; @@ -13720,7 +15163,7 @@ interface SVGNumber { declare var SVGNumber: { prototype: SVGNumber; new(): SVGNumber; -} +}; interface SVGNumberList { readonly numberOfItems: number; @@ -13736,9 +15179,10 @@ interface SVGNumberList { declare var SVGNumberList: { prototype: SVGNumberList; new(): SVGNumberList; -} +}; -interface SVGPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPathData { +interface SVGPathElement extends SVGGraphicsElement { + readonly pathSegList: SVGPathSegList; createSVGPathSegArcAbs(x: number, y: number, r1: number, r2: number, angle: number, largeArcFlag: boolean, sweepFlag: boolean): SVGPathSegArcAbs; createSVGPathSegArcRel(x: number, y: number, r1: number, r2: number, angle: number, largeArcFlag: boolean, sweepFlag: boolean): SVGPathSegArcRel; createSVGPathSegClosePath(): SVGPathSegClosePath; @@ -13761,14 +15205,16 @@ interface SVGPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGT getPathSegAtLength(distance: number): number; getPointAtLength(distance: number): SVGPoint; getTotalLength(): number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGPathElement: { prototype: SVGPathElement; new(): SVGPathElement; -} +}; interface SVGPathSeg { readonly pathSegType: number; @@ -13818,7 +15264,7 @@ declare var SVGPathSeg: { readonly PATHSEG_MOVETO_ABS: number; readonly PATHSEG_MOVETO_REL: number; readonly PATHSEG_UNKNOWN: number; -} +}; interface SVGPathSegArcAbs extends SVGPathSeg { angle: number; @@ -13833,7 +15279,7 @@ interface SVGPathSegArcAbs extends SVGPathSeg { declare var SVGPathSegArcAbs: { prototype: SVGPathSegArcAbs; new(): SVGPathSegArcAbs; -} +}; interface SVGPathSegArcRel extends SVGPathSeg { angle: number; @@ -13848,7 +15294,7 @@ interface SVGPathSegArcRel extends SVGPathSeg { declare var SVGPathSegArcRel: { prototype: SVGPathSegArcRel; new(): SVGPathSegArcRel; -} +}; interface SVGPathSegClosePath extends SVGPathSeg { } @@ -13856,896 +15302,725 @@ interface SVGPathSegClosePath extends SVGPathSeg { declare var SVGPathSegClosePath: { prototype: SVGPathSegClosePath; new(): SVGPathSegClosePath; -} +}; interface SVGPathSegCurvetoCubicAbs extends SVGPathSeg { x: number; x1: number; x2: number; y: number; - y1: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicAbs: { - prototype: SVGPathSegCurvetoCubicAbs; - new(): SVGPathSegCurvetoCubicAbs; -} - -interface SVGPathSegCurvetoCubicRel extends SVGPathSeg { - x: number; - x1: number; - x2: number; - y: number; - y1: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicRel: { - prototype: SVGPathSegCurvetoCubicRel; - new(): SVGPathSegCurvetoCubicRel; -} - -interface SVGPathSegCurvetoCubicSmoothAbs extends SVGPathSeg { - x: number; - x2: number; - y: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicSmoothAbs: { - prototype: SVGPathSegCurvetoCubicSmoothAbs; - new(): SVGPathSegCurvetoCubicSmoothAbs; -} - -interface SVGPathSegCurvetoCubicSmoothRel extends SVGPathSeg { - x: number; - x2: number; - y: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicSmoothRel: { - prototype: SVGPathSegCurvetoCubicSmoothRel; - new(): SVGPathSegCurvetoCubicSmoothRel; -} - -interface SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg { - x: number; - x1: number; - y: number; - y1: number; -} - -declare var SVGPathSegCurvetoQuadraticAbs: { - prototype: SVGPathSegCurvetoQuadraticAbs; - new(): SVGPathSegCurvetoQuadraticAbs; -} - -interface SVGPathSegCurvetoQuadraticRel extends SVGPathSeg { - x: number; - x1: number; - y: number; - y1: number; -} - -declare var SVGPathSegCurvetoQuadraticRel: { - prototype: SVGPathSegCurvetoQuadraticRel; - new(): SVGPathSegCurvetoQuadraticRel; -} - -interface SVGPathSegCurvetoQuadraticSmoothAbs extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegCurvetoQuadraticSmoothAbs: { - prototype: SVGPathSegCurvetoQuadraticSmoothAbs; - new(): SVGPathSegCurvetoQuadraticSmoothAbs; -} - -interface SVGPathSegCurvetoQuadraticSmoothRel extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegCurvetoQuadraticSmoothRel: { - prototype: SVGPathSegCurvetoQuadraticSmoothRel; - new(): SVGPathSegCurvetoQuadraticSmoothRel; -} - -interface SVGPathSegLinetoAbs extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegLinetoAbs: { - prototype: SVGPathSegLinetoAbs; - new(): SVGPathSegLinetoAbs; -} - -interface SVGPathSegLinetoHorizontalAbs extends SVGPathSeg { - x: number; -} - -declare var SVGPathSegLinetoHorizontalAbs: { - prototype: SVGPathSegLinetoHorizontalAbs; - new(): SVGPathSegLinetoHorizontalAbs; -} - -interface SVGPathSegLinetoHorizontalRel extends SVGPathSeg { - x: number; -} - -declare var SVGPathSegLinetoHorizontalRel: { - prototype: SVGPathSegLinetoHorizontalRel; - new(): SVGPathSegLinetoHorizontalRel; -} - -interface SVGPathSegLinetoRel extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegLinetoRel: { - prototype: SVGPathSegLinetoRel; - new(): SVGPathSegLinetoRel; -} - -interface SVGPathSegLinetoVerticalAbs extends SVGPathSeg { - y: number; -} - -declare var SVGPathSegLinetoVerticalAbs: { - prototype: SVGPathSegLinetoVerticalAbs; - new(): SVGPathSegLinetoVerticalAbs; -} - -interface SVGPathSegLinetoVerticalRel extends SVGPathSeg { - y: number; -} - -declare var SVGPathSegLinetoVerticalRel: { - prototype: SVGPathSegLinetoVerticalRel; - new(): SVGPathSegLinetoVerticalRel; -} - -interface SVGPathSegList { - readonly numberOfItems: number; - appendItem(newItem: SVGPathSeg): SVGPathSeg; - clear(): void; - getItem(index: number): SVGPathSeg; - initialize(newItem: SVGPathSeg): SVGPathSeg; - insertItemBefore(newItem: SVGPathSeg, index: number): SVGPathSeg; - removeItem(index: number): SVGPathSeg; - replaceItem(newItem: SVGPathSeg, index: number): SVGPathSeg; -} - -declare var SVGPathSegList: { - prototype: SVGPathSegList; - new(): SVGPathSegList; -} - -interface SVGPathSegMovetoAbs extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegMovetoAbs: { - prototype: SVGPathSegMovetoAbs; - new(): SVGPathSegMovetoAbs; -} - -interface SVGPathSegMovetoRel extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegMovetoRel: { - prototype: SVGPathSegMovetoRel; - new(): SVGPathSegMovetoRel; -} - -interface SVGPatternElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox, SVGURIReference, SVGUnitTypes { - readonly height: SVGAnimatedLength; - readonly patternContentUnits: SVGAnimatedEnumeration; - readonly patternTransform: SVGAnimatedTransformList; - readonly patternUnits: SVGAnimatedEnumeration; - readonly width: SVGAnimatedLength; - readonly x: SVGAnimatedLength; - readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var SVGPatternElement: { - prototype: SVGPatternElement; - new(): SVGPatternElement; -} - -interface SVGPoint { - x: number; - y: number; - matrixTransform(matrix: SVGMatrix): SVGPoint; -} - -declare var SVGPoint: { - prototype: SVGPoint; - new(): SVGPoint; -} - -interface SVGPointList { - readonly numberOfItems: number; - appendItem(newItem: SVGPoint): SVGPoint; - clear(): void; - getItem(index: number): SVGPoint; - initialize(newItem: SVGPoint): SVGPoint; - insertItemBefore(newItem: SVGPoint, index: number): SVGPoint; - removeItem(index: number): SVGPoint; - replaceItem(newItem: SVGPoint, index: number): SVGPoint; -} - -declare var SVGPointList: { - prototype: SVGPointList; - new(): SVGPointList; + y1: number; + y2: number; } -interface SVGPolygonElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPoints { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegCurvetoCubicAbs: { + prototype: SVGPathSegCurvetoCubicAbs; + new(): SVGPathSegCurvetoCubicAbs; +}; -declare var SVGPolygonElement: { - prototype: SVGPolygonElement; - new(): SVGPolygonElement; +interface SVGPathSegCurvetoCubicRel extends SVGPathSeg { + x: number; + x1: number; + x2: number; + y: number; + y1: number; + y2: number; } -interface SVGPolylineElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPoints { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegCurvetoCubicRel: { + prototype: SVGPathSegCurvetoCubicRel; + new(): SVGPathSegCurvetoCubicRel; +}; -declare var SVGPolylineElement: { - prototype: SVGPolylineElement; - new(): SVGPolylineElement; +interface SVGPathSegCurvetoCubicSmoothAbs extends SVGPathSeg { + x: number; + x2: number; + y: number; + y2: number; } -interface SVGPreserveAspectRatio { - align: number; - meetOrSlice: number; - readonly SVG_MEETORSLICE_MEET: number; - readonly SVG_MEETORSLICE_SLICE: number; - readonly SVG_MEETORSLICE_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_NONE: number; - readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; -} +declare var SVGPathSegCurvetoCubicSmoothAbs: { + prototype: SVGPathSegCurvetoCubicSmoothAbs; + new(): SVGPathSegCurvetoCubicSmoothAbs; +}; -declare var SVGPreserveAspectRatio: { - prototype: SVGPreserveAspectRatio; - new(): SVGPreserveAspectRatio; - readonly SVG_MEETORSLICE_MEET: number; - readonly SVG_MEETORSLICE_SLICE: number; - readonly SVG_MEETORSLICE_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_NONE: number; - readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; +interface SVGPathSegCurvetoCubicSmoothRel extends SVGPathSeg { + x: number; + x2: number; + y: number; + y2: number; } -interface SVGRadialGradientElement extends SVGGradientElement { - readonly cx: SVGAnimatedLength; - readonly cy: SVGAnimatedLength; - readonly fx: SVGAnimatedLength; - readonly fy: SVGAnimatedLength; - readonly r: SVGAnimatedLength; -} +declare var SVGPathSegCurvetoCubicSmoothRel: { + prototype: SVGPathSegCurvetoCubicSmoothRel; + new(): SVGPathSegCurvetoCubicSmoothRel; +}; -declare var SVGRadialGradientElement: { - prototype: SVGRadialGradientElement; - new(): SVGRadialGradientElement; +interface SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg { + x: number; + x1: number; + y: number; + y1: number; } -interface SVGRect { - height: number; - width: number; +declare var SVGPathSegCurvetoQuadraticAbs: { + prototype: SVGPathSegCurvetoQuadraticAbs; + new(): SVGPathSegCurvetoQuadraticAbs; +}; + +interface SVGPathSegCurvetoQuadraticRel extends SVGPathSeg { x: number; + x1: number; y: number; + y1: number; } -declare var SVGRect: { - prototype: SVGRect; - new(): SVGRect; -} +declare var SVGPathSegCurvetoQuadraticRel: { + prototype: SVGPathSegCurvetoQuadraticRel; + new(): SVGPathSegCurvetoQuadraticRel; +}; -interface SVGRectElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - readonly height: SVGAnimatedLength; - readonly rx: SVGAnimatedLength; - readonly ry: SVGAnimatedLength; - readonly width: SVGAnimatedLength; - readonly x: SVGAnimatedLength; - readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface SVGPathSegCurvetoQuadraticSmoothAbs extends SVGPathSeg { + x: number; + y: number; } -declare var SVGRectElement: { - prototype: SVGRectElement; - new(): SVGRectElement; -} +declare var SVGPathSegCurvetoQuadraticSmoothAbs: { + prototype: SVGPathSegCurvetoQuadraticSmoothAbs; + new(): SVGPathSegCurvetoQuadraticSmoothAbs; +}; -interface SVGSVGElementEventMap extends SVGElementEventMap { - "SVGAbort": Event; - "SVGError": Event; - "resize": UIEvent; - "scroll": UIEvent; - "SVGUnload": Event; - "SVGZoom": SVGZoomEvent; +interface SVGPathSegCurvetoQuadraticSmoothRel extends SVGPathSeg { + x: number; + y: number; } -interface SVGSVGElement extends SVGElement, DocumentEvent, SVGLocatable, SVGTests, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox, SVGZoomAndPan { - contentScriptType: string; - contentStyleType: string; - currentScale: number; - readonly currentTranslate: SVGPoint; - readonly height: SVGAnimatedLength; - onabort: (this: SVGSVGElement, ev: Event) => any; - onerror: (this: SVGSVGElement, ev: Event) => any; - onresize: (this: SVGSVGElement, ev: UIEvent) => any; - onscroll: (this: SVGSVGElement, ev: UIEvent) => any; - onunload: (this: SVGSVGElement, ev: Event) => any; - onzoom: (this: SVGSVGElement, ev: SVGZoomEvent) => any; - readonly pixelUnitToMillimeterX: number; - readonly pixelUnitToMillimeterY: number; - readonly screenPixelToMillimeterX: number; - readonly screenPixelToMillimeterY: number; - readonly viewport: SVGRect; - readonly width: SVGAnimatedLength; - readonly x: SVGAnimatedLength; - readonly y: SVGAnimatedLength; - checkEnclosure(element: SVGElement, rect: SVGRect): boolean; - checkIntersection(element: SVGElement, rect: SVGRect): boolean; - createSVGAngle(): SVGAngle; - createSVGLength(): SVGLength; - createSVGMatrix(): SVGMatrix; - createSVGNumber(): SVGNumber; - createSVGPoint(): SVGPoint; - createSVGRect(): SVGRect; - createSVGTransform(): SVGTransform; - createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; - deselectAll(): void; - forceRedraw(): void; - getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; - getCurrentTime(): number; - getElementById(elementId: string): Element; - getEnclosureList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; - getIntersectionList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; - pauseAnimations(): void; - setCurrentTime(seconds: number): void; - suspendRedraw(maxWaitMilliseconds: number): number; - unpauseAnimations(): void; - unsuspendRedraw(suspendHandleID: number): void; - unsuspendRedrawAll(): void; - addEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegCurvetoQuadraticSmoothRel: { + prototype: SVGPathSegCurvetoQuadraticSmoothRel; + new(): SVGPathSegCurvetoQuadraticSmoothRel; +}; -declare var SVGSVGElement: { - prototype: SVGSVGElement; - new(): SVGSVGElement; +interface SVGPathSegLinetoAbs extends SVGPathSeg { + x: number; + y: number; } -interface SVGScriptElement extends SVGElement, SVGExternalResourcesRequired, SVGURIReference { - type: string; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoAbs: { + prototype: SVGPathSegLinetoAbs; + new(): SVGPathSegLinetoAbs; +}; -declare var SVGScriptElement: { - prototype: SVGScriptElement; - new(): SVGScriptElement; +interface SVGPathSegLinetoHorizontalAbs extends SVGPathSeg { + x: number; } -interface SVGStopElement extends SVGElement, SVGStylable { - readonly offset: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoHorizontalAbs: { + prototype: SVGPathSegLinetoHorizontalAbs; + new(): SVGPathSegLinetoHorizontalAbs; +}; -declare var SVGStopElement: { - prototype: SVGStopElement; - new(): SVGStopElement; +interface SVGPathSegLinetoHorizontalRel extends SVGPathSeg { + x: number; } -interface SVGStringList { - readonly numberOfItems: number; - appendItem(newItem: string): string; - clear(): void; - getItem(index: number): string; - initialize(newItem: string): string; - insertItemBefore(newItem: string, index: number): string; - removeItem(index: number): string; - replaceItem(newItem: string, index: number): string; -} +declare var SVGPathSegLinetoHorizontalRel: { + prototype: SVGPathSegLinetoHorizontalRel; + new(): SVGPathSegLinetoHorizontalRel; +}; -declare var SVGStringList: { - prototype: SVGStringList; - new(): SVGStringList; +interface SVGPathSegLinetoRel extends SVGPathSeg { + x: number; + y: number; } -interface SVGStyleElement extends SVGElement, SVGLangSpace { - disabled: boolean; - media: string; - title: string; - type: string; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoRel: { + prototype: SVGPathSegLinetoRel; + new(): SVGPathSegLinetoRel; +}; -declare var SVGStyleElement: { - prototype: SVGStyleElement; - new(): SVGStyleElement; +interface SVGPathSegLinetoVerticalAbs extends SVGPathSeg { + y: number; } -interface SVGSwitchElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoVerticalAbs: { + prototype: SVGPathSegLinetoVerticalAbs; + new(): SVGPathSegLinetoVerticalAbs; +}; -declare var SVGSwitchElement: { - prototype: SVGSwitchElement; - new(): SVGSwitchElement; +interface SVGPathSegLinetoVerticalRel extends SVGPathSeg { + y: number; } -interface SVGSymbolElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoVerticalRel: { + prototype: SVGPathSegLinetoVerticalRel; + new(): SVGPathSegLinetoVerticalRel; +}; -declare var SVGSymbolElement: { - prototype: SVGSymbolElement; - new(): SVGSymbolElement; +interface SVGPathSegList { + readonly numberOfItems: number; + appendItem(newItem: SVGPathSeg): SVGPathSeg; + clear(): void; + getItem(index: number): SVGPathSeg; + initialize(newItem: SVGPathSeg): SVGPathSeg; + insertItemBefore(newItem: SVGPathSeg, index: number): SVGPathSeg; + removeItem(index: number): SVGPathSeg; + replaceItem(newItem: SVGPathSeg, index: number): SVGPathSeg; } -interface SVGTSpanElement extends SVGTextPositioningElement { +declare var SVGPathSegList: { + prototype: SVGPathSegList; + new(): SVGPathSegList; +}; + +interface SVGPathSegMovetoAbs extends SVGPathSeg { + x: number; + y: number; } -declare var SVGTSpanElement: { - prototype: SVGTSpanElement; - new(): SVGTSpanElement; +declare var SVGPathSegMovetoAbs: { + prototype: SVGPathSegMovetoAbs; + new(): SVGPathSegMovetoAbs; +}; + +interface SVGPathSegMovetoRel extends SVGPathSeg { + x: number; + y: number; } -interface SVGTextContentElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - readonly lengthAdjust: SVGAnimatedEnumeration; - readonly textLength: SVGAnimatedLength; - getCharNumAtPosition(point: SVGPoint): number; - getComputedTextLength(): number; - getEndPositionOfChar(charnum: number): SVGPoint; - getExtentOfChar(charnum: number): SVGRect; - getNumberOfChars(): number; - getRotationOfChar(charnum: number): number; - getStartPositionOfChar(charnum: number): SVGPoint; - getSubStringLength(charnum: number, nchars: number): number; - selectSubString(charnum: number, nchars: number): void; - readonly LENGTHADJUST_SPACING: number; - readonly LENGTHADJUST_SPACINGANDGLYPHS: number; - readonly LENGTHADJUST_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +declare var SVGPathSegMovetoRel: { + prototype: SVGPathSegMovetoRel; + new(): SVGPathSegMovetoRel; +}; + +interface SVGPatternElement extends SVGElement, SVGTests, SVGUnitTypes, SVGFitToViewBox, SVGURIReference { + readonly height: SVGAnimatedLength; + readonly patternContentUnits: SVGAnimatedEnumeration; + readonly patternTransform: SVGAnimatedTransformList; + readonly patternUnits: SVGAnimatedEnumeration; + readonly width: SVGAnimatedLength; + readonly x: SVGAnimatedLength; + readonly y: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGPatternElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPatternElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTextContentElement: { - prototype: SVGTextContentElement; - new(): SVGTextContentElement; - readonly LENGTHADJUST_SPACING: number; - readonly LENGTHADJUST_SPACINGANDGLYPHS: number; - readonly LENGTHADJUST_UNKNOWN: number; -} +declare var SVGPatternElement: { + prototype: SVGPatternElement; + new(): SVGPatternElement; +}; -interface SVGTextElement extends SVGTextPositioningElement, SVGTransformable { +interface SVGPoint { + x: number; + y: number; + matrixTransform(matrix: SVGMatrix): SVGPoint; } -declare var SVGTextElement: { - prototype: SVGTextElement; - new(): SVGTextElement; -} +declare var SVGPoint: { + prototype: SVGPoint; + new(): SVGPoint; +}; -interface SVGTextPathElement extends SVGTextContentElement, SVGURIReference { - readonly method: SVGAnimatedEnumeration; - readonly spacing: SVGAnimatedEnumeration; - readonly startOffset: SVGAnimatedLength; - readonly TEXTPATH_METHODTYPE_ALIGN: number; - readonly TEXTPATH_METHODTYPE_STRETCH: number; - readonly TEXTPATH_METHODTYPE_UNKNOWN: number; - readonly TEXTPATH_SPACINGTYPE_AUTO: number; - readonly TEXTPATH_SPACINGTYPE_EXACT: number; - readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; +interface SVGPointList { + readonly numberOfItems: number; + appendItem(newItem: SVGPoint): SVGPoint; + clear(): void; + getItem(index: number): SVGPoint; + initialize(newItem: SVGPoint): SVGPoint; + insertItemBefore(newItem: SVGPoint, index: number): SVGPoint; + removeItem(index: number): SVGPoint; + replaceItem(newItem: SVGPoint, index: number): SVGPoint; } -declare var SVGTextPathElement: { - prototype: SVGTextPathElement; - new(): SVGTextPathElement; - readonly TEXTPATH_METHODTYPE_ALIGN: number; - readonly TEXTPATH_METHODTYPE_STRETCH: number; - readonly TEXTPATH_METHODTYPE_UNKNOWN: number; - readonly TEXTPATH_SPACINGTYPE_AUTO: number; - readonly TEXTPATH_SPACINGTYPE_EXACT: number; - readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; -} +declare var SVGPointList: { + prototype: SVGPointList; + new(): SVGPointList; +}; -interface SVGTextPositioningElement extends SVGTextContentElement { - readonly dx: SVGAnimatedLengthList; - readonly dy: SVGAnimatedLengthList; - readonly rotate: SVGAnimatedNumberList; - readonly x: SVGAnimatedLengthList; - readonly y: SVGAnimatedLengthList; +interface SVGPolygonElement extends SVGGraphicsElement, SVGAnimatedPoints { + addEventListener(type: K, listener: (this: SVGPolygonElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPolygonElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTextPositioningElement: { - prototype: SVGTextPositioningElement; - new(): SVGTextPositioningElement; -} +declare var SVGPolygonElement: { + prototype: SVGPolygonElement; + new(): SVGPolygonElement; +}; -interface SVGTitleElement extends SVGElement, SVGStylable, SVGLangSpace { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGPolylineElement extends SVGGraphicsElement, SVGAnimatedPoints { + addEventListener(type: K, listener: (this: SVGPolylineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPolylineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTitleElement: { - prototype: SVGTitleElement; - new(): SVGTitleElement; -} +declare var SVGPolylineElement: { + prototype: SVGPolylineElement; + new(): SVGPolylineElement; +}; -interface SVGTransform { - readonly angle: number; - readonly matrix: SVGMatrix; - readonly type: number; - setMatrix(matrix: SVGMatrix): void; - setRotate(angle: number, cx: number, cy: number): void; - setScale(sx: number, sy: number): void; - setSkewX(angle: number): void; - setSkewY(angle: number): void; - setTranslate(tx: number, ty: number): void; - readonly SVG_TRANSFORM_MATRIX: number; - readonly SVG_TRANSFORM_ROTATE: number; - readonly SVG_TRANSFORM_SCALE: number; - readonly SVG_TRANSFORM_SKEWX: number; - readonly SVG_TRANSFORM_SKEWY: number; - readonly SVG_TRANSFORM_TRANSLATE: number; - readonly SVG_TRANSFORM_UNKNOWN: number; +interface SVGPreserveAspectRatio { + align: number; + meetOrSlice: number; + readonly SVG_MEETORSLICE_MEET: number; + readonly SVG_MEETORSLICE_SLICE: number; + readonly SVG_MEETORSLICE_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_NONE: number; + readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; } -declare var SVGTransform: { - prototype: SVGTransform; - new(): SVGTransform; - readonly SVG_TRANSFORM_MATRIX: number; - readonly SVG_TRANSFORM_ROTATE: number; - readonly SVG_TRANSFORM_SCALE: number; - readonly SVG_TRANSFORM_SKEWX: number; - readonly SVG_TRANSFORM_SKEWY: number; - readonly SVG_TRANSFORM_TRANSLATE: number; - readonly SVG_TRANSFORM_UNKNOWN: number; -} +declare var SVGPreserveAspectRatio: { + prototype: SVGPreserveAspectRatio; + new(): SVGPreserveAspectRatio; + readonly SVG_MEETORSLICE_MEET: number; + readonly SVG_MEETORSLICE_SLICE: number; + readonly SVG_MEETORSLICE_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_NONE: number; + readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; +}; -interface SVGTransformList { - readonly numberOfItems: number; - appendItem(newItem: SVGTransform): SVGTransform; - clear(): void; - consolidate(): SVGTransform; - createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; - getItem(index: number): SVGTransform; - initialize(newItem: SVGTransform): SVGTransform; - insertItemBefore(newItem: SVGTransform, index: number): SVGTransform; - removeItem(index: number): SVGTransform; - replaceItem(newItem: SVGTransform, index: number): SVGTransform; +interface SVGRadialGradientElement extends SVGGradientElement { + readonly cx: SVGAnimatedLength; + readonly cy: SVGAnimatedLength; + readonly fx: SVGAnimatedLength; + readonly fy: SVGAnimatedLength; + readonly r: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGRadialGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGRadialGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTransformList: { - prototype: SVGTransformList; - new(): SVGTransformList; +declare var SVGRadialGradientElement: { + prototype: SVGRadialGradientElement; + new(): SVGRadialGradientElement; +}; + +interface SVGRect { + height: number; + width: number; + x: number; + y: number; } -interface SVGUnitTypes { - readonly SVG_UNIT_TYPE_OBJECTBOUNDINGBOX: number; - readonly SVG_UNIT_TYPE_UNKNOWN: number; - readonly SVG_UNIT_TYPE_USERSPACEONUSE: number; -} -declare var SVGUnitTypes: SVGUnitTypes; +declare var SVGRect: { + prototype: SVGRect; + new(): SVGRect; +}; -interface SVGUseElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { - readonly animatedInstanceRoot: SVGElementInstance; +interface SVGRectElement extends SVGGraphicsElement { readonly height: SVGAnimatedLength; - readonly instanceRoot: SVGElementInstance; + readonly rx: SVGAnimatedLength; + readonly ry: SVGAnimatedLength; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGRectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGRectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGUseElement: { - prototype: SVGUseElement; - new(): SVGUseElement; -} +declare var SVGRectElement: { + prototype: SVGRectElement; + new(): SVGRectElement; +}; -interface SVGViewElement extends SVGElement, SVGExternalResourcesRequired, SVGFitToViewBox, SVGZoomAndPan { - readonly viewTarget: SVGStringList; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGScriptElement extends SVGElement, SVGURIReference { + type: string; + addEventListener(type: K, listener: (this: SVGScriptElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGScriptElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGViewElement: { - prototype: SVGViewElement; - new(): SVGViewElement; -} - -interface SVGZoomAndPan { - readonly zoomAndPan: number; -} +declare var SVGScriptElement: { + prototype: SVGScriptElement; + new(): SVGScriptElement; +}; -declare var SVGZoomAndPan: { - readonly SVG_ZOOMANDPAN_DISABLE: number; - readonly SVG_ZOOMANDPAN_MAGNIFY: number; - readonly SVG_ZOOMANDPAN_UNKNOWN: number; +interface SVGStopElement extends SVGElement { + readonly offset: SVGAnimatedNumber; + addEventListener(type: K, listener: (this: SVGStopElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGStopElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SVGZoomEvent extends UIEvent { - readonly newScale: number; - readonly newTranslate: SVGPoint; - readonly previousScale: number; - readonly previousTranslate: SVGPoint; - readonly zoomRectScreen: SVGRect; -} +declare var SVGStopElement: { + prototype: SVGStopElement; + new(): SVGStopElement; +}; -declare var SVGZoomEvent: { - prototype: SVGZoomEvent; - new(): SVGZoomEvent; +interface SVGStringList { + readonly numberOfItems: number; + appendItem(newItem: string): string; + clear(): void; + getItem(index: number): string; + initialize(newItem: string): string; + insertItemBefore(newItem: string, index: number): string; + removeItem(index: number): string; + replaceItem(newItem: string, index: number): string; } -interface ScreenEventMap { - "MSOrientationChange": Event; -} +declare var SVGStringList: { + prototype: SVGStringList; + new(): SVGStringList; +}; -interface Screen extends EventTarget { - readonly availHeight: number; - readonly availWidth: number; - bufferDepth: number; - readonly colorDepth: number; - readonly deviceXDPI: number; - readonly deviceYDPI: number; - readonly fontSmoothingEnabled: boolean; - readonly height: number; - readonly logicalXDPI: number; - readonly logicalYDPI: number; - readonly msOrientation: string; - onmsorientationchange: (this: Screen, ev: Event) => any; - readonly pixelDepth: number; - readonly systemXDPI: number; - readonly systemYDPI: number; - readonly width: number; - msLockOrientation(orientations: string | string[]): boolean; - msUnlockOrientation(): void; - addEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; +interface SVGStyleElement extends SVGElement { + disabled: boolean; + media: string; + title: string; + type: string; + addEventListener(type: K, listener: (this: SVGStyleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGStyleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var Screen: { - prototype: Screen; - new(): Screen; -} +declare var SVGStyleElement: { + prototype: SVGStyleElement; + new(): SVGStyleElement; +}; -interface ScriptNotifyEvent extends Event { - readonly callingUri: string; - readonly value: string; +interface SVGSVGElementEventMap extends SVGElementEventMap { + "SVGAbort": Event; + "SVGError": Event; + "resize": UIEvent; + "scroll": UIEvent; + "SVGUnload": Event; + "SVGZoom": SVGZoomEvent; } -declare var ScriptNotifyEvent: { - prototype: ScriptNotifyEvent; - new(): ScriptNotifyEvent; +interface SVGSVGElement extends SVGGraphicsElement, DocumentEvent, SVGFitToViewBox, SVGZoomAndPan { + contentScriptType: string; + contentStyleType: string; + currentScale: number; + readonly currentTranslate: SVGPoint; + readonly height: SVGAnimatedLength; + onabort: (this: SVGSVGElement, ev: Event) => any; + onerror: (this: SVGSVGElement, ev: Event) => any; + onresize: (this: SVGSVGElement, ev: UIEvent) => any; + onscroll: (this: SVGSVGElement, ev: UIEvent) => any; + onunload: (this: SVGSVGElement, ev: Event) => any; + onzoom: (this: SVGSVGElement, ev: SVGZoomEvent) => any; + readonly pixelUnitToMillimeterX: number; + readonly pixelUnitToMillimeterY: number; + readonly screenPixelToMillimeterX: number; + readonly screenPixelToMillimeterY: number; + readonly viewport: SVGRect; + readonly width: SVGAnimatedLength; + readonly x: SVGAnimatedLength; + readonly y: SVGAnimatedLength; + checkEnclosure(element: SVGElement, rect: SVGRect): boolean; + checkIntersection(element: SVGElement, rect: SVGRect): boolean; + createSVGAngle(): SVGAngle; + createSVGLength(): SVGLength; + createSVGMatrix(): SVGMatrix; + createSVGNumber(): SVGNumber; + createSVGPoint(): SVGPoint; + createSVGRect(): SVGRect; + createSVGTransform(): SVGTransform; + createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; + deselectAll(): void; + forceRedraw(): void; + getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; + getCurrentTime(): number; + getElementById(elementId: string): Element; + getEnclosureList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; + getIntersectionList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; + pauseAnimations(): void; + setCurrentTime(seconds: number): void; + suspendRedraw(maxWaitMilliseconds: number): number; + unpauseAnimations(): void; + unsuspendRedraw(suspendHandleID: number): void; + unsuspendRedrawAll(): void; + addEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface ScriptProcessorNodeEventMap { - "audioprocess": AudioProcessingEvent; -} +declare var SVGSVGElement: { + prototype: SVGSVGElement; + new(): SVGSVGElement; +}; -interface ScriptProcessorNode extends AudioNode { - readonly bufferSize: number; - onaudioprocess: (this: ScriptProcessorNode, ev: AudioProcessingEvent) => any; - addEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; +interface SVGSwitchElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGSwitchElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSwitchElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var ScriptProcessorNode: { - prototype: ScriptProcessorNode; - new(): ScriptProcessorNode; -} +declare var SVGSwitchElement: { + prototype: SVGSwitchElement; + new(): SVGSwitchElement; +}; -interface Selection { - readonly anchorNode: Node; - readonly anchorOffset: number; - readonly focusNode: Node; - readonly focusOffset: number; - readonly isCollapsed: boolean; - readonly rangeCount: number; - readonly type: string; - addRange(range: Range): void; - collapse(parentNode: Node, offset: number): void; - collapseToEnd(): void; - collapseToStart(): void; - containsNode(node: Node, partlyContained: boolean): boolean; - deleteFromDocument(): void; - empty(): void; - extend(newNode: Node, offset: number): void; - getRangeAt(index: number): Range; - removeAllRanges(): void; - removeRange(range: Range): void; - selectAllChildren(parentNode: Node): void; - setBaseAndExtent(baseNode: Node, baseOffset: number, extentNode: Node, extentOffset: number): void; - toString(): string; +interface SVGSymbolElement extends SVGElement, SVGFitToViewBox { + addEventListener(type: K, listener: (this: SVGSymbolElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSymbolElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var Selection: { - prototype: Selection; - new(): Selection; +declare var SVGSymbolElement: { + prototype: SVGSymbolElement; + new(): SVGSymbolElement; +}; + +interface SVGTextContentElement extends SVGGraphicsElement { + readonly lengthAdjust: SVGAnimatedEnumeration; + readonly textLength: SVGAnimatedLength; + getCharNumAtPosition(point: SVGPoint): number; + getComputedTextLength(): number; + getEndPositionOfChar(charnum: number): SVGPoint; + getExtentOfChar(charnum: number): SVGRect; + getNumberOfChars(): number; + getRotationOfChar(charnum: number): number; + getStartPositionOfChar(charnum: number): SVGPoint; + getSubStringLength(charnum: number, nchars: number): number; + selectSubString(charnum: number, nchars: number): void; + readonly LENGTHADJUST_SPACING: number; + readonly LENGTHADJUST_SPACINGANDGLYPHS: number; + readonly LENGTHADJUST_UNKNOWN: number; + addEventListener(type: K, listener: (this: SVGTextContentElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextContentElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SourceBuffer extends EventTarget { - appendWindowEnd: number; - appendWindowStart: number; - readonly audioTracks: AudioTrackList; - readonly buffered: TimeRanges; - mode: string; - timestampOffset: number; - readonly updating: boolean; - readonly videoTracks: VideoTrackList; - abort(): void; - appendBuffer(data: ArrayBuffer | ArrayBufferView): void; - appendStream(stream: MSStream, maxSize?: number): void; - remove(start: number, end: number): void; +declare var SVGTextContentElement: { + prototype: SVGTextContentElement; + new(): SVGTextContentElement; + readonly LENGTHADJUST_SPACING: number; + readonly LENGTHADJUST_SPACINGANDGLYPHS: number; + readonly LENGTHADJUST_UNKNOWN: number; +}; + +interface SVGTextElement extends SVGTextPositioningElement { + addEventListener(type: K, listener: (this: SVGTextElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SourceBuffer: { - prototype: SourceBuffer; - new(): SourceBuffer; +declare var SVGTextElement: { + prototype: SVGTextElement; + new(): SVGTextElement; +}; + +interface SVGTextPathElement extends SVGTextContentElement, SVGURIReference { + readonly method: SVGAnimatedEnumeration; + readonly spacing: SVGAnimatedEnumeration; + readonly startOffset: SVGAnimatedLength; + readonly TEXTPATH_METHODTYPE_ALIGN: number; + readonly TEXTPATH_METHODTYPE_STRETCH: number; + readonly TEXTPATH_METHODTYPE_UNKNOWN: number; + readonly TEXTPATH_SPACINGTYPE_AUTO: number; + readonly TEXTPATH_SPACINGTYPE_EXACT: number; + readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; + addEventListener(type: K, listener: (this: SVGTextPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SourceBufferList extends EventTarget { - readonly length: number; - item(index: number): SourceBuffer; - [index: number]: SourceBuffer; -} +declare var SVGTextPathElement: { + prototype: SVGTextPathElement; + new(): SVGTextPathElement; + readonly TEXTPATH_METHODTYPE_ALIGN: number; + readonly TEXTPATH_METHODTYPE_STRETCH: number; + readonly TEXTPATH_METHODTYPE_UNKNOWN: number; + readonly TEXTPATH_SPACINGTYPE_AUTO: number; + readonly TEXTPATH_SPACINGTYPE_EXACT: number; + readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; +}; -declare var SourceBufferList: { - prototype: SourceBufferList; - new(): SourceBufferList; +interface SVGTextPositioningElement extends SVGTextContentElement { + readonly dx: SVGAnimatedLengthList; + readonly dy: SVGAnimatedLengthList; + readonly rotate: SVGAnimatedNumberList; + readonly x: SVGAnimatedLengthList; + readonly y: SVGAnimatedLengthList; + addEventListener(type: K, listener: (this: SVGTextPositioningElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextPositioningElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StereoPannerNode extends AudioNode { - readonly pan: AudioParam; +declare var SVGTextPositioningElement: { + prototype: SVGTextPositioningElement; + new(): SVGTextPositioningElement; +}; + +interface SVGTitleElement extends SVGElement { + addEventListener(type: K, listener: (this: SVGTitleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTitleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var StereoPannerNode: { - prototype: StereoPannerNode; - new(): StereoPannerNode; +declare var SVGTitleElement: { + prototype: SVGTitleElement; + new(): SVGTitleElement; +}; + +interface SVGTransform { + readonly angle: number; + readonly matrix: SVGMatrix; + readonly type: number; + setMatrix(matrix: SVGMatrix): void; + setRotate(angle: number, cx: number, cy: number): void; + setScale(sx: number, sy: number): void; + setSkewX(angle: number): void; + setSkewY(angle: number): void; + setTranslate(tx: number, ty: number): void; + readonly SVG_TRANSFORM_MATRIX: number; + readonly SVG_TRANSFORM_ROTATE: number; + readonly SVG_TRANSFORM_SCALE: number; + readonly SVG_TRANSFORM_SKEWX: number; + readonly SVG_TRANSFORM_SKEWY: number; + readonly SVG_TRANSFORM_TRANSLATE: number; + readonly SVG_TRANSFORM_UNKNOWN: number; } -interface Storage { - readonly length: number; +declare var SVGTransform: { + prototype: SVGTransform; + new(): SVGTransform; + readonly SVG_TRANSFORM_MATRIX: number; + readonly SVG_TRANSFORM_ROTATE: number; + readonly SVG_TRANSFORM_SCALE: number; + readonly SVG_TRANSFORM_SKEWX: number; + readonly SVG_TRANSFORM_SKEWY: number; + readonly SVG_TRANSFORM_TRANSLATE: number; + readonly SVG_TRANSFORM_UNKNOWN: number; +}; + +interface SVGTransformList { + readonly numberOfItems: number; + appendItem(newItem: SVGTransform): SVGTransform; clear(): void; - getItem(key: string): string | null; - key(index: number): string | null; - removeItem(key: string): void; - setItem(key: string, data: string): void; - [key: string]: any; - [index: number]: string; + consolidate(): SVGTransform; + createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; + getItem(index: number): SVGTransform; + initialize(newItem: SVGTransform): SVGTransform; + insertItemBefore(newItem: SVGTransform, index: number): SVGTransform; + removeItem(index: number): SVGTransform; + replaceItem(newItem: SVGTransform, index: number): SVGTransform; } -declare var Storage: { - prototype: Storage; - new(): Storage; -} +declare var SVGTransformList: { + prototype: SVGTransformList; + new(): SVGTransformList; +}; -interface StorageEvent extends Event { - readonly url: string; - key?: string; - oldValue?: string; - newValue?: string; - storageArea?: Storage; +interface SVGTSpanElement extends SVGTextPositioningElement { + addEventListener(type: K, listener: (this: SVGTSpanElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTSpanElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var StorageEvent: { - prototype: StorageEvent; - new (type: string, eventInitDict?: StorageEventInit): StorageEvent; -} +declare var SVGTSpanElement: { + prototype: SVGTSpanElement; + new(): SVGTSpanElement; +}; -interface StyleMedia { - readonly type: string; - matchMedium(mediaquery: string): boolean; +interface SVGUnitTypes { + readonly SVG_UNIT_TYPE_OBJECTBOUNDINGBOX: number; + readonly SVG_UNIT_TYPE_UNKNOWN: number; + readonly SVG_UNIT_TYPE_USERSPACEONUSE: number; } +declare var SVGUnitTypes: SVGUnitTypes; -declare var StyleMedia: { - prototype: StyleMedia; - new(): StyleMedia; +interface SVGUseElement extends SVGGraphicsElement, SVGURIReference { + readonly animatedInstanceRoot: SVGElementInstance; + readonly height: SVGAnimatedLength; + readonly instanceRoot: SVGElementInstance; + readonly width: SVGAnimatedLength; + readonly x: SVGAnimatedLength; + readonly y: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGUseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGUseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StyleSheet { - disabled: boolean; - readonly href: string; - readonly media: MediaList; - readonly ownerNode: Node; - readonly parentStyleSheet: StyleSheet; - readonly title: string; - readonly type: string; -} +declare var SVGUseElement: { + prototype: SVGUseElement; + new(): SVGUseElement; +}; -declare var StyleSheet: { - prototype: StyleSheet; - new(): StyleSheet; +interface SVGViewElement extends SVGElement, SVGZoomAndPan, SVGFitToViewBox { + readonly viewTarget: SVGStringList; + addEventListener(type: K, listener: (this: SVGViewElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGViewElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StyleSheetList { - readonly length: number; - item(index?: number): StyleSheet; - [index: number]: StyleSheet; -} +declare var SVGViewElement: { + prototype: SVGViewElement; + new(): SVGViewElement; +}; -declare var StyleSheetList: { - prototype: StyleSheetList; - new(): StyleSheetList; +interface SVGZoomAndPan { + readonly zoomAndPan: number; } -interface StyleSheetPageList { - readonly length: number; - item(index: number): CSSPageRule; - [index: number]: CSSPageRule; -} +declare var SVGZoomAndPan: { + readonly SVG_ZOOMANDPAN_DISABLE: number; + readonly SVG_ZOOMANDPAN_MAGNIFY: number; + readonly SVG_ZOOMANDPAN_UNKNOWN: number; +}; -declare var StyleSheetPageList: { - prototype: StyleSheetPageList; - new(): StyleSheetPageList; +interface SVGZoomEvent extends UIEvent { + readonly newScale: number; + readonly newTranslate: SVGPoint; + readonly previousScale: number; + readonly previousTranslate: SVGPoint; + readonly zoomRectScreen: SVGRect; } -interface SubtleCrypto { - decrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; - deriveBits(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, length: number): PromiseLike; - deriveKey(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, derivedKeyType: string | AesDerivedKeyParams | HmacImportParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; - digest(algorithm: AlgorithmIdentifier, data: BufferSource): PromiseLike; - encrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; - exportKey(format: "jwk", key: CryptoKey): PromiseLike; - exportKey(format: "raw" | "pkcs8" | "spki", key: CryptoKey): PromiseLike; - exportKey(format: string, key: CryptoKey): PromiseLike; - generateKey(algorithm: string, extractable: boolean, keyUsages: string[]): PromiseLike; - generateKey(algorithm: RsaHashedKeyGenParams | EcKeyGenParams | DhKeyGenParams, extractable: boolean, keyUsages: string[]): PromiseLike; - generateKey(algorithm: AesKeyGenParams | HmacKeyGenParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; - importKey(format: "jwk", keyData: JsonWebKey, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - importKey(format: "raw" | "pkcs8" | "spki", keyData: BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - importKey(format: string, keyData: JsonWebKey | BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - sign(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, data: BufferSource): PromiseLike; - unwrapKey(format: string, wrappedKey: BufferSource, unwrappingKey: CryptoKey, unwrapAlgorithm: AlgorithmIdentifier, unwrappedKeyAlgorithm: AlgorithmIdentifier, extractable: boolean, keyUsages: string[]): PromiseLike; - verify(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, signature: BufferSource, data: BufferSource): PromiseLike; - wrapKey(format: string, key: CryptoKey, wrappingKey: CryptoKey, wrapAlgorithm: AlgorithmIdentifier): PromiseLike; -} +declare var SVGZoomEvent: { + prototype: SVGZoomEvent; + new(): SVGZoomEvent; +}; -declare var SubtleCrypto: { - prototype: SubtleCrypto; - new(): SubtleCrypto; +interface SyncManager { + getTags(): Promise; + register(tag: string): Promise; } +declare var SyncManager: { + prototype: SyncManager; + new(): SyncManager; +}; + interface Text extends CharacterData { readonly wholeText: string; readonly assignedSlot: HTMLSlotElement | null; @@ -14754,8 +16029,8 @@ interface Text extends CharacterData { declare var Text: { prototype: Text; - new(): Text; -} + new(data?: string): Text; +}; interface TextEvent extends UIEvent { readonly data: string; @@ -14787,7 +16062,7 @@ declare var TextEvent: { readonly DOM_INPUT_METHOD_SCRIPT: number; readonly DOM_INPUT_METHOD_UNKNOWN: number; readonly DOM_INPUT_METHOD_VOICE: number; -} +}; interface TextMetrics { readonly width: number; @@ -14796,11 +16071,11 @@ interface TextMetrics { declare var TextMetrics: { prototype: TextMetrics; new(): TextMetrics; -} +}; interface TextTrackEventMap { "cuechange": Event; - "error": ErrorEvent; + "error": Event; "load": Event; } @@ -14813,7 +16088,7 @@ interface TextTrack extends EventTarget { readonly language: string; mode: any; oncuechange: (this: TextTrack, ev: Event) => any; - onerror: (this: TextTrack, ev: ErrorEvent) => any; + onerror: (this: TextTrack, ev: Event) => any; onload: (this: TextTrack, ev: Event) => any; readonly readyState: number; addCue(cue: TextTrackCue): void; @@ -14827,6 +16102,8 @@ interface TextTrack extends EventTarget { readonly SHOWING: number; addEventListener(type: K, listener: (this: TextTrack, ev: TextTrackEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrack, ev: TextTrackEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var TextTrack: { @@ -14839,7 +16116,7 @@ declare var TextTrack: { readonly LOADING: number; readonly NONE: number; readonly SHOWING: number; -} +}; interface TextTrackCueEventMap { "enter": Event; @@ -14858,12 +16135,14 @@ interface TextTrackCue extends EventTarget { getCueAsHTML(): DocumentFragment; addEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var TextTrackCue: { prototype: TextTrackCue; new(startTime: number, endTime: number, text: string): TextTrackCue; -} +}; interface TextTrackCueList { readonly length: number; @@ -14875,7 +16154,7 @@ interface TextTrackCueList { declare var TextTrackCueList: { prototype: TextTrackCueList; new(): TextTrackCueList; -} +}; interface TextTrackListEventMap { "addtrack": TrackEvent; @@ -14887,13 +16166,15 @@ interface TextTrackList extends EventTarget { item(index: number): TextTrack; addEventListener(type: K, listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: TextTrack; } declare var TextTrackList: { prototype: TextTrackList; new(): TextTrackList; -} +}; interface TimeRanges { readonly length: number; @@ -14904,7 +16185,7 @@ interface TimeRanges { declare var TimeRanges: { prototype: TimeRanges; new(): TimeRanges; -} +}; interface Touch { readonly clientX: number; @@ -14920,22 +16201,25 @@ interface Touch { declare var Touch: { prototype: Touch; new(): Touch; -} +}; interface TouchEvent extends UIEvent { readonly altKey: boolean; readonly changedTouches: TouchList; + readonly charCode: number; readonly ctrlKey: boolean; + readonly keyCode: number; readonly metaKey: boolean; readonly shiftKey: boolean; readonly targetTouches: TouchList; readonly touches: TouchList; + readonly which: number; } declare var TouchEvent: { prototype: TouchEvent; - new(): TouchEvent; -} + new(type: string, touchEventInit?: TouchEventInit): TouchEvent; +}; interface TouchList { readonly length: number; @@ -14946,16 +16230,16 @@ interface TouchList { declare var TouchList: { prototype: TouchList; new(): TouchList; -} +}; interface TrackEvent extends Event { - readonly track: any; + readonly track: VideoTrack | AudioTrack | TextTrack | null; } declare var TrackEvent: { prototype: TrackEvent; - new(): TrackEvent; -} + new(typeArg: string, eventInitDict?: TrackEventInit): TrackEvent; +}; interface TransitionEvent extends Event { readonly elapsedTime: number; @@ -14965,8 +16249,8 @@ interface TransitionEvent extends Event { declare var TransitionEvent: { prototype: TransitionEvent; - new(): TransitionEvent; -} + new(typeArg: string, eventInitDict?: TransitionEventInit): TransitionEvent; +}; interface TreeWalker { currentNode: Node; @@ -14986,7 +16270,7 @@ interface TreeWalker { declare var TreeWalker: { prototype: TreeWalker; new(): TreeWalker; -} +}; interface UIEvent extends Event { readonly detail: number; @@ -14996,9 +16280,18 @@ interface UIEvent extends Event { declare var UIEvent: { prototype: UIEvent; - new(type: string, eventInitDict?: UIEventInit): UIEvent; + new(typeArg: string, eventInitDict?: UIEventInit): UIEvent; +}; + +interface UnviewableContentIdentifiedEvent extends NavigationEventWithReferrer { + readonly mediaType: string; } +declare var UnviewableContentIdentifiedEvent: { + prototype: UnviewableContentIdentifiedEvent; + new(): UnviewableContentIdentifiedEvent; +}; + interface URL { hash: string; host: string; @@ -15011,6 +16304,7 @@ interface URL { protocol: string; search: string; username: string; + readonly searchParams: URLSearchParams; toString(): string; } @@ -15019,16 +16313,7 @@ declare var URL: { new(url: string, base?: string): URL; createObjectURL(object: any, options?: ObjectURLOptions): string; revokeObjectURL(url: string): void; -} - -interface UnviewableContentIdentifiedEvent extends NavigationEventWithReferrer { - readonly mediaType: string; -} - -declare var UnviewableContentIdentifiedEvent: { - prototype: UnviewableContentIdentifiedEvent; - new(): UnviewableContentIdentifiedEvent; -} +}; interface ValidityState { readonly badInput: boolean; @@ -15041,12 +16326,13 @@ interface ValidityState { readonly typeMismatch: boolean; readonly valid: boolean; readonly valueMissing: boolean; + readonly tooShort: boolean; } declare var ValidityState: { prototype: ValidityState; new(): ValidityState; -} +}; interface VideoPlaybackQuality { readonly corruptedVideoFrames: number; @@ -15059,7 +16345,7 @@ interface VideoPlaybackQuality { declare var VideoPlaybackQuality: { prototype: VideoPlaybackQuality; new(): VideoPlaybackQuality; -} +}; interface VideoTrack { readonly id: string; @@ -15073,7 +16359,7 @@ interface VideoTrack { declare var VideoTrack: { prototype: VideoTrack; new(): VideoTrack; -} +}; interface VideoTrackListEventMap { "addtrack": TrackEvent; @@ -15091,29 +16377,63 @@ interface VideoTrackList extends EventTarget { item(index: number): VideoTrack; addEventListener(type: K, listener: (this: VideoTrackList, ev: VideoTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: VideoTrackList, ev: VideoTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: VideoTrack; } declare var VideoTrackList: { prototype: VideoTrackList; new(): VideoTrackList; +}; + +interface WaveShaperNode extends AudioNode { + curve: Float32Array | null; + oversample: OverSampleType; +} + +declare var WaveShaperNode: { + prototype: WaveShaperNode; + new(): WaveShaperNode; +}; + +interface WebAuthentication { + getAssertion(assertionChallenge: any, options?: AssertionOptions): Promise; + makeCredential(accountInformation: Account, cryptoParameters: ScopedCredentialParameters[], attestationChallenge: any, options?: ScopedCredentialOptions): Promise; +} + +declare var WebAuthentication: { + prototype: WebAuthentication; + new(): WebAuthentication; +}; + +interface WebAuthnAssertion { + readonly authenticatorData: ArrayBuffer; + readonly clientData: ArrayBuffer; + readonly credential: ScopedCredential; + readonly signature: ArrayBuffer; } +declare var WebAuthnAssertion: { + prototype: WebAuthnAssertion; + new(): WebAuthnAssertion; +}; + interface WEBGL_compressed_texture_s3tc { + readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT3_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT5_EXT: number; - readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; } declare var WEBGL_compressed_texture_s3tc: { prototype: WEBGL_compressed_texture_s3tc; new(): WEBGL_compressed_texture_s3tc; + readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT3_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT5_EXT: number; - readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; -} +}; interface WEBGL_debug_renderer_info { readonly UNMASKED_RENDERER_WEBGL: number; @@ -15125,7 +16445,7 @@ declare var WEBGL_debug_renderer_info: { new(): WEBGL_debug_renderer_info; readonly UNMASKED_RENDERER_WEBGL: number; readonly UNMASKED_VENDOR_WEBGL: number; -} +}; interface WEBGL_depth_texture { readonly UNSIGNED_INT_24_8_WEBGL: number; @@ -15135,17 +16455,7 @@ declare var WEBGL_depth_texture: { prototype: WEBGL_depth_texture; new(): WEBGL_depth_texture; readonly UNSIGNED_INT_24_8_WEBGL: number; -} - -interface WaveShaperNode extends AudioNode { - curve: Float32Array | null; - oversample: string; -} - -declare var WaveShaperNode: { - prototype: WaveShaperNode; - new(): WaveShaperNode; -} +}; interface WebGLActiveInfo { readonly name: string; @@ -15156,7 +16466,7 @@ interface WebGLActiveInfo { declare var WebGLActiveInfo: { prototype: WebGLActiveInfo; new(): WebGLActiveInfo; -} +}; interface WebGLBuffer extends WebGLObject { } @@ -15164,7 +16474,7 @@ interface WebGLBuffer extends WebGLObject { declare var WebGLBuffer: { prototype: WebGLBuffer; new(): WebGLBuffer; -} +}; interface WebGLContextEvent extends Event { readonly statusMessage: string; @@ -15172,8 +16482,8 @@ interface WebGLContextEvent extends Event { declare var WebGLContextEvent: { prototype: WebGLContextEvent; - new(type: string, eventInitDict?: WebGLContextEventInit): WebGLContextEvent; -} + new(typeArg: string, eventInitDict?: WebGLContextEventInit): WebGLContextEvent; +}; interface WebGLFramebuffer extends WebGLObject { } @@ -15181,7 +16491,7 @@ interface WebGLFramebuffer extends WebGLObject { declare var WebGLFramebuffer: { prototype: WebGLFramebuffer; new(): WebGLFramebuffer; -} +}; interface WebGLObject { } @@ -15189,7 +16499,7 @@ interface WebGLObject { declare var WebGLObject: { prototype: WebGLObject; new(): WebGLObject; -} +}; interface WebGLProgram extends WebGLObject { } @@ -15197,7 +16507,7 @@ interface WebGLProgram extends WebGLObject { declare var WebGLProgram: { prototype: WebGLProgram; new(): WebGLProgram; -} +}; interface WebGLRenderbuffer extends WebGLObject { } @@ -15205,7 +16515,7 @@ interface WebGLRenderbuffer extends WebGLObject { declare var WebGLRenderbuffer: { prototype: WebGLRenderbuffer; new(): WebGLRenderbuffer; -} +}; interface WebGLRenderingContext { readonly canvas: HTMLCanvasElement; @@ -15299,7 +16609,7 @@ interface WebGLRenderingContext { isTexture(texture: WebGLTexture | null): boolean; lineWidth(width: number): void; linkProgram(program: WebGLProgram | null): void; - pixelStorei(pname: number, param: number): void; + pixelStorei(pname: number, param: number | boolean): void; polygonOffset(factor: number, units: number): void; readPixels(x: number, y: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView | null): void; renderbufferStorage(target: number, internalformat: number, width: number, height: number): void; @@ -15312,12 +16622,12 @@ interface WebGLRenderingContext { stencilMaskSeparate(face: number, mask: number): void; stencilOp(fail: number, zfail: number, zpass: number): void; stencilOpSeparate(face: number, fail: number, zfail: number, zpass: number): void; - texImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, format: number, type: number, pixels?: ArrayBufferView): void; - texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels?: ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; + texImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, format: number, type: number, pixels: ArrayBufferView | null): void; + texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; texParameterf(target: number, pname: number, param: number): void; texParameteri(target: number, pname: number, param: number): void; - texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, type: number, pixels?: ArrayBufferView): void; - texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels?: ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; + texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView | null): void; + texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; uniform1f(location: WebGLUniformLocation | null, x: number): void; uniform1fv(location: WebGLUniformLocation, v: Float32Array | number[]): void; uniform1i(location: WebGLUniformLocation | null, x: number): void; @@ -15466,13 +16776,13 @@ interface WebGLRenderingContext { readonly KEEP: number; readonly LEQUAL: number; readonly LESS: number; + readonly LINE_LOOP: number; + readonly LINE_STRIP: number; + readonly LINE_WIDTH: number; readonly LINEAR: number; readonly LINEAR_MIPMAP_LINEAR: number; readonly LINEAR_MIPMAP_NEAREST: number; readonly LINES: number; - readonly LINE_LOOP: number; - readonly LINE_STRIP: number; - readonly LINE_WIDTH: number; readonly LINK_STATUS: number; readonly LOW_FLOAT: number; readonly LOW_INT: number; @@ -15497,9 +16807,9 @@ interface WebGLRenderingContext { readonly NEAREST_MIPMAP_NEAREST: number; readonly NEVER: number; readonly NICEST: number; + readonly NO_ERROR: number; readonly NONE: number; readonly NOTEQUAL: number; - readonly NO_ERROR: number; readonly ONE: number; readonly ONE_MINUS_CONSTANT_ALPHA: number; readonly ONE_MINUS_CONSTANT_COLOR: number; @@ -15529,18 +16839,18 @@ interface WebGLRenderingContext { readonly REPEAT: number; readonly REPLACE: number; readonly RGB: number; - readonly RGB565: number; readonly RGB5_A1: number; + readonly RGB565: number; readonly RGBA: number; readonly RGBA4: number; - readonly SAMPLER_2D: number; - readonly SAMPLER_CUBE: number; - readonly SAMPLES: number; readonly SAMPLE_ALPHA_TO_COVERAGE: number; readonly SAMPLE_BUFFERS: number; readonly SAMPLE_COVERAGE: number; readonly SAMPLE_COVERAGE_INVERT: number; readonly SAMPLE_COVERAGE_VALUE: number; + readonly SAMPLER_2D: number; + readonly SAMPLER_CUBE: number; + readonly SAMPLES: number; readonly SCISSOR_BOX: number; readonly SCISSOR_TEST: number; readonly SHADER_TYPE: number; @@ -15574,6 +16884,20 @@ interface WebGLRenderingContext { readonly STREAM_DRAW: number; readonly SUBPIXEL_BITS: number; readonly TEXTURE: number; + readonly TEXTURE_2D: number; + readonly TEXTURE_BINDING_2D: number; + readonly TEXTURE_BINDING_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; + readonly TEXTURE_MAG_FILTER: number; + readonly TEXTURE_MIN_FILTER: number; + readonly TEXTURE_WRAP_S: number; + readonly TEXTURE_WRAP_T: number; readonly TEXTURE0: number; readonly TEXTURE1: number; readonly TEXTURE10: number; @@ -15606,23 +16930,9 @@ interface WebGLRenderingContext { readonly TEXTURE7: number; readonly TEXTURE8: number; readonly TEXTURE9: number; - readonly TEXTURE_2D: number; - readonly TEXTURE_BINDING_2D: number; - readonly TEXTURE_BINDING_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; - readonly TEXTURE_MAG_FILTER: number; - readonly TEXTURE_MIN_FILTER: number; - readonly TEXTURE_WRAP_S: number; - readonly TEXTURE_WRAP_T: number; - readonly TRIANGLES: number; readonly TRIANGLE_FAN: number; readonly TRIANGLE_STRIP: number; + readonly TRIANGLES: number; readonly UNPACK_ALIGNMENT: number; readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number; readonly UNPACK_FLIP_Y_WEBGL: number; @@ -15768,13 +17078,13 @@ declare var WebGLRenderingContext: { readonly KEEP: number; readonly LEQUAL: number; readonly LESS: number; + readonly LINE_LOOP: number; + readonly LINE_STRIP: number; + readonly LINE_WIDTH: number; readonly LINEAR: number; readonly LINEAR_MIPMAP_LINEAR: number; readonly LINEAR_MIPMAP_NEAREST: number; readonly LINES: number; - readonly LINE_LOOP: number; - readonly LINE_STRIP: number; - readonly LINE_WIDTH: number; readonly LINK_STATUS: number; readonly LOW_FLOAT: number; readonly LOW_INT: number; @@ -15799,9 +17109,9 @@ declare var WebGLRenderingContext: { readonly NEAREST_MIPMAP_NEAREST: number; readonly NEVER: number; readonly NICEST: number; + readonly NO_ERROR: number; readonly NONE: number; readonly NOTEQUAL: number; - readonly NO_ERROR: number; readonly ONE: number; readonly ONE_MINUS_CONSTANT_ALPHA: number; readonly ONE_MINUS_CONSTANT_COLOR: number; @@ -15831,18 +17141,18 @@ declare var WebGLRenderingContext: { readonly REPEAT: number; readonly REPLACE: number; readonly RGB: number; - readonly RGB565: number; readonly RGB5_A1: number; + readonly RGB565: number; readonly RGBA: number; readonly RGBA4: number; - readonly SAMPLER_2D: number; - readonly SAMPLER_CUBE: number; - readonly SAMPLES: number; readonly SAMPLE_ALPHA_TO_COVERAGE: number; readonly SAMPLE_BUFFERS: number; readonly SAMPLE_COVERAGE: number; readonly SAMPLE_COVERAGE_INVERT: number; readonly SAMPLE_COVERAGE_VALUE: number; + readonly SAMPLER_2D: number; + readonly SAMPLER_CUBE: number; + readonly SAMPLES: number; readonly SCISSOR_BOX: number; readonly SCISSOR_TEST: number; readonly SHADER_TYPE: number; @@ -15876,6 +17186,20 @@ declare var WebGLRenderingContext: { readonly STREAM_DRAW: number; readonly SUBPIXEL_BITS: number; readonly TEXTURE: number; + readonly TEXTURE_2D: number; + readonly TEXTURE_BINDING_2D: number; + readonly TEXTURE_BINDING_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; + readonly TEXTURE_MAG_FILTER: number; + readonly TEXTURE_MIN_FILTER: number; + readonly TEXTURE_WRAP_S: number; + readonly TEXTURE_WRAP_T: number; readonly TEXTURE0: number; readonly TEXTURE1: number; readonly TEXTURE10: number; @@ -15908,23 +17232,9 @@ declare var WebGLRenderingContext: { readonly TEXTURE7: number; readonly TEXTURE8: number; readonly TEXTURE9: number; - readonly TEXTURE_2D: number; - readonly TEXTURE_BINDING_2D: number; - readonly TEXTURE_BINDING_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; - readonly TEXTURE_MAG_FILTER: number; - readonly TEXTURE_MIN_FILTER: number; - readonly TEXTURE_WRAP_S: number; - readonly TEXTURE_WRAP_T: number; - readonly TRIANGLES: number; readonly TRIANGLE_FAN: number; readonly TRIANGLE_STRIP: number; + readonly TRIANGLES: number; readonly UNPACK_ALIGNMENT: number; readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number; readonly UNPACK_FLIP_Y_WEBGL: number; @@ -15948,7 +17258,7 @@ declare var WebGLRenderingContext: { readonly VERTEX_SHADER: number; readonly VIEWPORT: number; readonly ZERO: number; -} +}; interface WebGLShader extends WebGLObject { } @@ -15956,7 +17266,7 @@ interface WebGLShader extends WebGLObject { declare var WebGLShader: { prototype: WebGLShader; new(): WebGLShader; -} +}; interface WebGLShaderPrecisionFormat { readonly precision: number; @@ -15967,7 +17277,7 @@ interface WebGLShaderPrecisionFormat { declare var WebGLShaderPrecisionFormat: { prototype: WebGLShaderPrecisionFormat; new(): WebGLShaderPrecisionFormat; -} +}; interface WebGLTexture extends WebGLObject { } @@ -15975,7 +17285,7 @@ interface WebGLTexture extends WebGLObject { declare var WebGLTexture: { prototype: WebGLTexture; new(): WebGLTexture; -} +}; interface WebGLUniformLocation { } @@ -15983,7 +17293,7 @@ interface WebGLUniformLocation { declare var WebGLUniformLocation: { prototype: WebGLUniformLocation; new(): WebGLUniformLocation; -} +}; interface WebKitCSSMatrix { a: number; @@ -16023,8 +17333,58 @@ interface WebKitCSSMatrix { declare var WebKitCSSMatrix: { prototype: WebKitCSSMatrix; new(text?: string): WebKitCSSMatrix; +}; + +interface WebKitDirectoryEntry extends WebKitEntry { + createReader(): WebKitDirectoryReader; +} + +declare var WebKitDirectoryEntry: { + prototype: WebKitDirectoryEntry; + new(): WebKitDirectoryEntry; +}; + +interface WebKitDirectoryReader { + readEntries(successCallback: WebKitEntriesCallback, errorCallback?: WebKitErrorCallback): void; +} + +declare var WebKitDirectoryReader: { + prototype: WebKitDirectoryReader; + new(): WebKitDirectoryReader; +}; + +interface WebKitEntry { + readonly filesystem: WebKitFileSystem; + readonly fullPath: string; + readonly isDirectory: boolean; + readonly isFile: boolean; + readonly name: string; +} + +declare var WebKitEntry: { + prototype: WebKitEntry; + new(): WebKitEntry; +}; + +interface WebKitFileEntry extends WebKitEntry { + file(successCallback: WebKitFileCallback, errorCallback?: WebKitErrorCallback): void; +} + +declare var WebKitFileEntry: { + prototype: WebKitFileEntry; + new(): WebKitFileEntry; +}; + +interface WebKitFileSystem { + readonly name: string; + readonly root: WebKitDirectoryEntry; } +declare var WebKitFileSystem: { + prototype: WebKitFileSystem; + new(): WebKitFileSystem; +}; + interface WebKitPoint { x: number; y: number; @@ -16033,11 +17393,23 @@ interface WebKitPoint { declare var WebKitPoint: { prototype: WebKitPoint; new(x?: number, y?: number): WebKitPoint; +}; + +interface webkitRTCPeerConnection extends RTCPeerConnection { + addEventListener(type: K, listener: (this: webkitRTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: webkitRTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } +declare var webkitRTCPeerConnection: { + prototype: webkitRTCPeerConnection; + new(configuration: RTCConfiguration): webkitRTCPeerConnection; +}; + interface WebSocketEventMap { "close": CloseEvent; - "error": ErrorEvent; + "error": Event; "message": MessageEvent; "open": Event; } @@ -16047,7 +17419,7 @@ interface WebSocket extends EventTarget { readonly bufferedAmount: number; readonly extensions: string; onclose: (this: WebSocket, ev: CloseEvent) => any; - onerror: (this: WebSocket, ev: ErrorEvent) => any; + onerror: (this: WebSocket, ev: Event) => any; onmessage: (this: WebSocket, ev: MessageEvent) => any; onopen: (this: WebSocket, ev: Event) => any; readonly protocol: string; @@ -16061,6 +17433,8 @@ interface WebSocket extends EventTarget { readonly OPEN: number; addEventListener(type: K, listener: (this: WebSocket, ev: WebSocketEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: WebSocket, ev: WebSocketEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var WebSocket: { @@ -16070,7 +17444,7 @@ declare var WebSocket: { readonly CLOSING: number; readonly CONNECTING: number; readonly OPEN: number; -} +}; interface WheelEvent extends MouseEvent { readonly deltaMode: number; @@ -16093,7 +17467,7 @@ declare var WheelEvent: { readonly DOM_DELTA_LINE: number; readonly DOM_DELTA_PAGE: number; readonly DOM_DELTA_PIXEL: number; -} +}; interface WindowEventMap extends GlobalEventHandlersEventMap { "abort": UIEvent; @@ -16121,6 +17495,7 @@ interface WindowEventMap extends GlobalEventHandlersEventMap { "durationchange": Event; "emptied": Event; "ended": MediaStreamErrorEvent; + "error": ErrorEvent; "focus": FocusEvent; "hashchange": HashChangeEvent; "input": Event; @@ -16179,20 +17554,25 @@ interface WindowEventMap extends GlobalEventHandlersEventMap { "submit": Event; "suspend": Event; "timeupdate": Event; + "touchcancel": TouchEvent; + "touchend": TouchEvent; + "touchmove": TouchEvent; + "touchstart": TouchEvent; "unload": Event; "volumechange": Event; "waiting": Event; } -interface Window extends EventTarget, WindowTimers, WindowSessionStorage, WindowLocalStorage, WindowConsole, GlobalEventHandlers, IDBEnvironment, WindowBase64 { +interface Window extends EventTarget, WindowTimers, WindowSessionStorage, WindowLocalStorage, WindowConsole, GlobalEventHandlers, IDBEnvironment, WindowBase64, GlobalFetch { readonly applicationCache: ApplicationCache; + readonly caches: CacheStorage; readonly clientInformation: Navigator; readonly closed: boolean; readonly crypto: Crypto; defaultStatus: string; readonly devicePixelRatio: number; - readonly doNotTrack: string; readonly document: Document; + readonly doNotTrack: string; event: Event | undefined; readonly external: External; readonly frameElement: Element; @@ -16200,10 +17580,12 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly history: History; readonly innerHeight: number; readonly innerWidth: number; + readonly isSecureContext: boolean; readonly length: number; readonly location: Location; readonly locationbar: BarProp; readonly menubar: BarProp; + readonly msContentScript: ExtensionScriptApis; readonly msCredentials: MSCredentials; name: string; readonly navigator: Navigator; @@ -16313,10 +17695,11 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly screenTop: number; readonly screenX: number; readonly screenY: number; + readonly scrollbars: BarProp; readonly scrollX: number; readonly scrollY: number; - readonly scrollbars: BarProp; readonly self: Window; + readonly speechSynthesis: SpeechSynthesis; status: string; readonly statusbar: BarProp; readonly styleMedia: StyleMedia; @@ -16324,13 +17707,16 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly top: Window; readonly window: Window; URL: typeof URL; + URLSearchParams: typeof URLSearchParams; Blob: typeof Blob; + customElements: CustomElementRegistry; alert(message?: any): void; blur(): void; cancelAnimationFrame(handle: number): void; captureEvents(): void; close(): void; confirm(message?: string): boolean; + departFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; focus(): void; getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; getMatchedCSSRules(elt: Element, pseudoElt?: string): CSSRuleList; @@ -16339,7 +17725,7 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window moveBy(x?: number, y?: number): void; moveTo(x?: number, y?: number): void; msWriteProfilerMark(profilerMarkName: string): void; - open(url?: string, target?: string, features?: string, replace?: boolean): Window; + open(url?: string, target?: string, features?: string, replace?: boolean): Window | null; postMessage(message: any, targetOrigin: string, transfer?: any[]): void; print(): void; prompt(message?: string, _default?: string): string | null; @@ -16350,21 +17736,26 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window scroll(x?: number, y?: number): void; scrollBy(x?: number, y?: number): void; scrollTo(x?: number, y?: number): void; + stop(): void; webkitCancelAnimationFrame(handle: number): void; webkitConvertPointFromNodeToPage(node: Node, pt: WebKitPoint): WebKitPoint; webkitConvertPointFromPageToNode(node: Node, pt: WebKitPoint): WebKitPoint; webkitRequestAnimationFrame(callback: FrameRequestCallback): number; + createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, options?: ImageBitmapOptions): Promise; + createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, sx: number, sy: number, sw: number, sh: number, options?: ImageBitmapOptions): Promise; scroll(options?: ScrollToOptions): void; scrollTo(options?: ScrollToOptions): void; scrollBy(options?: ScrollToOptions): void; addEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Window: { prototype: Window; new(): Window; -} +}; interface WorkerEventMap extends AbstractWorkerEventMap { "message": MessageEvent; @@ -16372,26 +17763,30 @@ interface WorkerEventMap extends AbstractWorkerEventMap { interface Worker extends EventTarget, AbstractWorker { onmessage: (this: Worker, ev: MessageEvent) => any; - postMessage(message: any, ports?: any): void; + postMessage(message: any, transfer?: any[]): void; terminate(): void; addEventListener(type: K, listener: (this: Worker, ev: WorkerEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Worker, ev: WorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Worker: { prototype: Worker; new(stringUrl: string): Worker; -} +}; interface XMLDocument extends Document { - addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: XMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLDocument: { prototype: XMLDocument; new(): XMLDocument; -} +}; interface XMLHttpRequestEventMap extends XMLHttpRequestEventTargetEventMap { "readystatechange": Event; @@ -16402,15 +17797,15 @@ interface XMLHttpRequest extends EventTarget, XMLHttpRequestEventTarget { readonly readyState: number; readonly response: any; readonly responseText: string; - responseType: string; - readonly responseXML: any; + responseType: XMLHttpRequestResponseType; + readonly responseURL: string; + readonly responseXML: Document | null; readonly status: number; readonly statusText: string; timeout: number; readonly upload: XMLHttpRequestUpload; withCredentials: boolean; msCaching?: string; - readonly responseURL: string; abort(): void; getAllResponseHeaders(): string; getResponseHeader(header: string): string | null; @@ -16428,6 +17823,8 @@ interface XMLHttpRequest extends EventTarget, XMLHttpRequestEventTarget { readonly UNSENT: number; addEventListener(type: K, listener: (this: XMLHttpRequest, ev: XMLHttpRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequest, ev: XMLHttpRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLHttpRequest: { @@ -16438,18 +17835,19 @@ declare var XMLHttpRequest: { readonly LOADING: number; readonly OPENED: number; readonly UNSENT: number; - create(): XMLHttpRequest; -} +}; interface XMLHttpRequestUpload extends EventTarget, XMLHttpRequestEventTarget { - addEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: XMLHttpRequestUpload, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequestUpload, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLHttpRequestUpload: { prototype: XMLHttpRequestUpload; new(): XMLHttpRequestUpload; -} +}; interface XMLSerializer { serializeToString(target: Node): string; @@ -16458,7 +17856,7 @@ interface XMLSerializer { declare var XMLSerializer: { prototype: XMLSerializer; new(): XMLSerializer; -} +}; interface XPathEvaluator { createExpression(expression: string, resolver: XPathNSResolver): XPathExpression; @@ -16469,7 +17867,7 @@ interface XPathEvaluator { declare var XPathEvaluator: { prototype: XPathEvaluator; new(): XPathEvaluator; -} +}; interface XPathExpression { evaluate(contextNode: Node, type: number, result: XPathResult | null): XPathResult; @@ -16478,7 +17876,7 @@ interface XPathExpression { declare var XPathExpression: { prototype: XPathExpression; new(): XPathExpression; -} +}; interface XPathNSResolver { lookupNamespaceURI(prefix: string): string; @@ -16487,7 +17885,7 @@ interface XPathNSResolver { declare var XPathNSResolver: { prototype: XPathNSResolver; new(): XPathNSResolver; -} +}; interface XPathResult { readonly booleanValue: boolean; @@ -16524,7 +17922,7 @@ declare var XPathResult: { readonly STRING_TYPE: number; readonly UNORDERED_NODE_ITERATOR_TYPE: number; readonly UNORDERED_NODE_SNAPSHOT_TYPE: number; -} +}; interface XSLTProcessor { clearParameters(): void; @@ -16540,7 +17938,7 @@ interface XSLTProcessor { declare var XSLTProcessor: { prototype: XSLTProcessor; new(): XSLTProcessor; -} +}; interface AbstractWorkerEventMap { "error": ErrorEvent; @@ -16550,6 +17948,17 @@ interface AbstractWorker { onerror: (this: AbstractWorker, ev: ErrorEvent) => any; addEventListener(type: K, listener: (this: AbstractWorker, ev: AbstractWorkerEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AbstractWorker, ev: AbstractWorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface Body { + readonly bodyUsed: boolean; + arrayBuffer(): Promise; + blob(): Promise; + json(): Promise; + text(): Promise; + formData(): Promise; } interface CanvasPathMethods { @@ -16568,91 +17977,95 @@ interface ChildNode { remove(): void; } -interface DOML2DeprecatedColorProperty { - color: string; +interface DocumentEvent { + createEvent(eventInterface: "AnimationEvent"): AnimationEvent; + createEvent(eventInterface: "AudioProcessingEvent"): AudioProcessingEvent; + createEvent(eventInterface: "BeforeUnloadEvent"): BeforeUnloadEvent; + createEvent(eventInterface: "ClipboardEvent"): ClipboardEvent; + createEvent(eventInterface: "CloseEvent"): CloseEvent; + createEvent(eventInterface: "CompositionEvent"): CompositionEvent; + createEvent(eventInterface: "CustomEvent"): CustomEvent; + createEvent(eventInterface: "DeviceLightEvent"): DeviceLightEvent; + createEvent(eventInterface: "DeviceMotionEvent"): DeviceMotionEvent; + createEvent(eventInterface: "DeviceOrientationEvent"): DeviceOrientationEvent; + createEvent(eventInterface: "DragEvent"): DragEvent; + createEvent(eventInterface: "ErrorEvent"): ErrorEvent; + createEvent(eventInterface: "Event"): Event; + createEvent(eventInterface: "Events"): Event; + createEvent(eventInterface: "FocusEvent"): FocusEvent; + createEvent(eventInterface: "FocusNavigationEvent"): FocusNavigationEvent; + createEvent(eventInterface: "GamepadEvent"): GamepadEvent; + createEvent(eventInterface: "HashChangeEvent"): HashChangeEvent; + createEvent(eventInterface: "IDBVersionChangeEvent"): IDBVersionChangeEvent; + createEvent(eventInterface: "KeyboardEvent"): KeyboardEvent; + createEvent(eventInterface: "ListeningStateChangedEvent"): ListeningStateChangedEvent; + createEvent(eventInterface: "LongRunningScriptDetectedEvent"): LongRunningScriptDetectedEvent; + createEvent(eventInterface: "MSGestureEvent"): MSGestureEvent; + createEvent(eventInterface: "MSManipulationEvent"): MSManipulationEvent; + createEvent(eventInterface: "MSMediaKeyMessageEvent"): MSMediaKeyMessageEvent; + createEvent(eventInterface: "MSMediaKeyNeededEvent"): MSMediaKeyNeededEvent; + createEvent(eventInterface: "MSPointerEvent"): MSPointerEvent; + createEvent(eventInterface: "MSSiteModeEvent"): MSSiteModeEvent; + createEvent(eventInterface: "MediaEncryptedEvent"): MediaEncryptedEvent; + createEvent(eventInterface: "MediaKeyMessageEvent"): MediaKeyMessageEvent; + createEvent(eventInterface: "MediaStreamErrorEvent"): MediaStreamErrorEvent; + createEvent(eventInterface: "MediaStreamEvent"): MediaStreamEvent; + createEvent(eventInterface: "MediaStreamTrackEvent"): MediaStreamTrackEvent; + createEvent(eventInterface: "MessageEvent"): MessageEvent; + createEvent(eventInterface: "MouseEvent"): MouseEvent; + createEvent(eventInterface: "MouseEvents"): MouseEvent; + createEvent(eventInterface: "MutationEvent"): MutationEvent; + createEvent(eventInterface: "MutationEvents"): MutationEvent; + createEvent(eventInterface: "NavigationCompletedEvent"): NavigationCompletedEvent; + createEvent(eventInterface: "NavigationEvent"): NavigationEvent; + createEvent(eventInterface: "NavigationEventWithReferrer"): NavigationEventWithReferrer; + createEvent(eventInterface: "OfflineAudioCompletionEvent"): OfflineAudioCompletionEvent; + createEvent(eventInterface: "OverflowEvent"): OverflowEvent; + createEvent(eventInterface: "PageTransitionEvent"): PageTransitionEvent; + createEvent(eventInterface: "PaymentRequestUpdateEvent"): PaymentRequestUpdateEvent; + createEvent(eventInterface: "PermissionRequestedEvent"): PermissionRequestedEvent; + createEvent(eventInterface: "PointerEvent"): PointerEvent; + createEvent(eventInterface: "PopStateEvent"): PopStateEvent; + createEvent(eventInterface: "ProgressEvent"): ProgressEvent; + createEvent(eventInterface: "RTCDTMFToneChangeEvent"): RTCDTMFToneChangeEvent; + createEvent(eventInterface: "RTCDtlsTransportStateChangedEvent"): RTCDtlsTransportStateChangedEvent; + createEvent(eventInterface: "RTCIceCandidatePairChangedEvent"): RTCIceCandidatePairChangedEvent; + createEvent(eventInterface: "RTCIceGathererEvent"): RTCIceGathererEvent; + createEvent(eventInterface: "RTCIceTransportStateChangedEvent"): RTCIceTransportStateChangedEvent; + createEvent(eventInterface: "RTCPeerConnectionIceEvent"): RTCPeerConnectionIceEvent; + createEvent(eventInterface: "RTCSsrcConflictEvent"): RTCSsrcConflictEvent; + createEvent(eventInterface: "SVGZoomEvent"): SVGZoomEvent; + createEvent(eventInterface: "SVGZoomEvents"): SVGZoomEvent; + createEvent(eventInterface: "ScriptNotifyEvent"): ScriptNotifyEvent; + createEvent(eventInterface: "ServiceWorkerMessageEvent"): ServiceWorkerMessageEvent; + createEvent(eventInterface: "SpeechSynthesisEvent"): SpeechSynthesisEvent; + createEvent(eventInterface: "StorageEvent"): StorageEvent; + createEvent(eventInterface: "TextEvent"): TextEvent; + createEvent(eventInterface: "TouchEvent"): TouchEvent; + createEvent(eventInterface: "TrackEvent"): TrackEvent; + createEvent(eventInterface: "TransitionEvent"): TransitionEvent; + createEvent(eventInterface: "UIEvent"): UIEvent; + createEvent(eventInterface: "UIEvents"): UIEvent; + createEvent(eventInterface: "UnviewableContentIdentifiedEvent"): UnviewableContentIdentifiedEvent; + createEvent(eventInterface: "WebGLContextEvent"): WebGLContextEvent; + createEvent(eventInterface: "WheelEvent"): WheelEvent; + createEvent(eventInterface: string): Event; } -interface DOML2DeprecatedSizeProperty { - size: number; +interface DOML2DeprecatedColorProperty { + color: string; } - -interface DocumentEvent { - createEvent(eventInterface:"AnimationEvent"): AnimationEvent; - createEvent(eventInterface:"AriaRequestEvent"): AriaRequestEvent; - createEvent(eventInterface:"AudioProcessingEvent"): AudioProcessingEvent; - createEvent(eventInterface:"BeforeUnloadEvent"): BeforeUnloadEvent; - createEvent(eventInterface:"ClipboardEvent"): ClipboardEvent; - createEvent(eventInterface:"CloseEvent"): CloseEvent; - createEvent(eventInterface:"CommandEvent"): CommandEvent; - createEvent(eventInterface:"CompositionEvent"): CompositionEvent; - createEvent(eventInterface:"CustomEvent"): CustomEvent; - createEvent(eventInterface:"DeviceLightEvent"): DeviceLightEvent; - createEvent(eventInterface:"DeviceMotionEvent"): DeviceMotionEvent; - createEvent(eventInterface:"DeviceOrientationEvent"): DeviceOrientationEvent; - createEvent(eventInterface:"DragEvent"): DragEvent; - createEvent(eventInterface:"ErrorEvent"): ErrorEvent; - createEvent(eventInterface:"Event"): Event; - createEvent(eventInterface:"Events"): Event; - createEvent(eventInterface:"FocusEvent"): FocusEvent; - createEvent(eventInterface:"GamepadEvent"): GamepadEvent; - createEvent(eventInterface:"HashChangeEvent"): HashChangeEvent; - createEvent(eventInterface:"IDBVersionChangeEvent"): IDBVersionChangeEvent; - createEvent(eventInterface:"KeyboardEvent"): KeyboardEvent; - createEvent(eventInterface:"ListeningStateChangedEvent"): ListeningStateChangedEvent; - createEvent(eventInterface:"LongRunningScriptDetectedEvent"): LongRunningScriptDetectedEvent; - createEvent(eventInterface:"MSGestureEvent"): MSGestureEvent; - createEvent(eventInterface:"MSManipulationEvent"): MSManipulationEvent; - createEvent(eventInterface:"MSMediaKeyMessageEvent"): MSMediaKeyMessageEvent; - createEvent(eventInterface:"MSMediaKeyNeededEvent"): MSMediaKeyNeededEvent; - createEvent(eventInterface:"MSPointerEvent"): MSPointerEvent; - createEvent(eventInterface:"MSSiteModeEvent"): MSSiteModeEvent; - createEvent(eventInterface:"MediaEncryptedEvent"): MediaEncryptedEvent; - createEvent(eventInterface:"MediaKeyMessageEvent"): MediaKeyMessageEvent; - createEvent(eventInterface:"MediaStreamErrorEvent"): MediaStreamErrorEvent; - createEvent(eventInterface:"MediaStreamTrackEvent"): MediaStreamTrackEvent; - createEvent(eventInterface:"MessageEvent"): MessageEvent; - createEvent(eventInterface:"MouseEvent"): MouseEvent; - createEvent(eventInterface:"MouseEvents"): MouseEvent; - createEvent(eventInterface:"MutationEvent"): MutationEvent; - createEvent(eventInterface:"MutationEvents"): MutationEvent; - createEvent(eventInterface:"NavigationCompletedEvent"): NavigationCompletedEvent; - createEvent(eventInterface:"NavigationEvent"): NavigationEvent; - createEvent(eventInterface:"NavigationEventWithReferrer"): NavigationEventWithReferrer; - createEvent(eventInterface:"OfflineAudioCompletionEvent"): OfflineAudioCompletionEvent; - createEvent(eventInterface:"OverflowEvent"): OverflowEvent; - createEvent(eventInterface:"PageTransitionEvent"): PageTransitionEvent; - createEvent(eventInterface:"PermissionRequestedEvent"): PermissionRequestedEvent; - createEvent(eventInterface:"PointerEvent"): PointerEvent; - createEvent(eventInterface:"PopStateEvent"): PopStateEvent; - createEvent(eventInterface:"ProgressEvent"): ProgressEvent; - createEvent(eventInterface:"RTCDTMFToneChangeEvent"): RTCDTMFToneChangeEvent; - createEvent(eventInterface:"RTCDtlsTransportStateChangedEvent"): RTCDtlsTransportStateChangedEvent; - createEvent(eventInterface:"RTCIceCandidatePairChangedEvent"): RTCIceCandidatePairChangedEvent; - createEvent(eventInterface:"RTCIceGathererEvent"): RTCIceGathererEvent; - createEvent(eventInterface:"RTCIceTransportStateChangedEvent"): RTCIceTransportStateChangedEvent; - createEvent(eventInterface:"RTCSsrcConflictEvent"): RTCSsrcConflictEvent; - createEvent(eventInterface:"SVGZoomEvent"): SVGZoomEvent; - createEvent(eventInterface:"SVGZoomEvents"): SVGZoomEvent; - createEvent(eventInterface:"ScriptNotifyEvent"): ScriptNotifyEvent; - createEvent(eventInterface:"StorageEvent"): StorageEvent; - createEvent(eventInterface:"TextEvent"): TextEvent; - createEvent(eventInterface:"TouchEvent"): TouchEvent; - createEvent(eventInterface:"TrackEvent"): TrackEvent; - createEvent(eventInterface:"TransitionEvent"): TransitionEvent; - createEvent(eventInterface:"UIEvent"): UIEvent; - createEvent(eventInterface:"UIEvents"): UIEvent; - createEvent(eventInterface:"UnviewableContentIdentifiedEvent"): UnviewableContentIdentifiedEvent; - createEvent(eventInterface:"WebGLContextEvent"): WebGLContextEvent; - createEvent(eventInterface:"WheelEvent"): WheelEvent; - createEvent(eventInterface: string): Event; + +interface DOML2DeprecatedSizeProperty { + size: number; } interface ElementTraversal { readonly childElementCount: number; - readonly firstElementChild: Element; - readonly lastElementChild: Element; - readonly nextElementSibling: Element; - readonly previousElementSibling: Element; + readonly firstElementChild: Element | null; + readonly lastElementChild: Element | null; + readonly nextElementSibling: Element | null; + readonly previousElementSibling: Element | null; } interface GetSVGDocument { @@ -16683,20 +18096,26 @@ interface GlobalEventHandlers { onwheel: (this: GlobalEventHandlers, ev: WheelEvent) => any; addEventListener(type: K, listener: (this: GlobalEventHandlers, ev: GlobalEventHandlersEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: GlobalEventHandlers, ev: GlobalEventHandlersEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface GlobalFetch { + fetch(input: RequestInfo, init?: RequestInit): Promise; } interface HTMLTableAlignment { /** - * Sets or retrieves a value that you can use to implement your own ch functionality for the object. - */ + * Sets or retrieves a value that you can use to implement your own ch functionality for the object. + */ ch: string; /** - * Sets or retrieves a value that you can use to implement your own chOff functionality for the object. - */ + * Sets or retrieves a value that you can use to implement your own chOff functionality for the object. + */ chOff: string; /** - * Sets or retrieves how text and other content are vertically aligned within the object that contains them. - */ + * Sets or retrieves how text and other content are vertically aligned within the object that contains them. + */ vAlign: string; } @@ -16732,6 +18151,8 @@ interface MSBaseReader { readonly LOADING: number; addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } interface MSFileSaver { @@ -16748,6 +18169,14 @@ interface MSNavigatorDoNotTrack { storeWebWideTrackingException(args: StoreExceptionsInformation): void; } +interface NavigatorBeacon { + sendBeacon(url: USVString, data?: BodyInit): boolean; +} + +interface NavigatorConcurrentHardware { + readonly hardwareConcurrency: number; +} + interface NavigatorContentUtils { } @@ -16756,6 +18185,7 @@ interface NavigatorGeolocation { } interface NavigatorID { + readonly appCodeName: string; readonly appName: string; readonly appVersion: string; readonly platform: string; @@ -16780,17 +18210,13 @@ interface NavigatorUserMedia { interface NodeSelector { querySelector(selectors: K): ElementTagNameMap[K] | null; - querySelector(selectors: string): Element | null; + querySelector(selectors: string): E | null; querySelectorAll(selectors: K): ElementListTagNameMap[K]; - querySelectorAll(selectors: string): NodeListOf; + querySelectorAll(selectors: string): NodeListOf; } interface RandomSource { - getRandomValues(array: ArrayBufferView): ArrayBufferView; -} - -interface SVGAnimatedPathData { - readonly pathSegList: SVGPathSegList; + getRandomValues(array: T): T; } interface SVGAnimatedPoints { @@ -16798,11 +18224,7 @@ interface SVGAnimatedPoints { readonly points: SVGPointList; } -interface SVGExternalResourcesRequired { - readonly externalResourcesRequired: SVGAnimatedBoolean; -} - -interface SVGFilterPrimitiveStandardAttributes extends SVGStylable { +interface SVGFilterPrimitiveStandardAttributes { readonly height: SVGAnimatedLength; readonly result: SVGAnimatedString; readonly width: SVGAnimatedLength; @@ -16815,25 +18237,6 @@ interface SVGFitToViewBox { readonly viewBox: SVGAnimatedRect; } -interface SVGLangSpace { - xmllang: string; - xmlspace: string; -} - -interface SVGLocatable { - readonly farthestViewportElement: SVGElement; - readonly nearestViewportElement: SVGElement; - getBBox(): SVGRect; - getCTM(): SVGMatrix; - getScreenCTM(): SVGMatrix; - getTransformToElement(element: SVGElement): SVGMatrix; -} - -interface SVGStylable { - className: any; - readonly style: CSSStyleDeclaration; -} - interface SVGTests { readonly requiredExtensions: SVGStringList; readonly requiredFeatures: SVGStringList; @@ -16841,10 +18244,6 @@ interface SVGTests { hasExtension(extension: string): boolean; } -interface SVGTransformable extends SVGLocatable { - readonly transform: SVGAnimatedTransformList; -} - interface SVGURIReference { readonly href: SVGAnimatedString; } @@ -16892,15 +18291,45 @@ interface XMLHttpRequestEventTargetEventMap { } interface XMLHttpRequestEventTarget { - onabort: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onerror: (this: XMLHttpRequestEventTarget, ev: ErrorEvent) => any; - onload: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onloadend: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; - onloadstart: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onprogress: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; - ontimeout: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; + onabort: (this: XMLHttpRequest, ev: Event) => any; + onerror: (this: XMLHttpRequest, ev: ErrorEvent) => any; + onload: (this: XMLHttpRequest, ev: Event) => any; + onloadend: (this: XMLHttpRequest, ev: ProgressEvent) => any; + onloadstart: (this: XMLHttpRequest, ev: Event) => any; + onprogress: (this: XMLHttpRequest, ev: ProgressEvent) => any; + ontimeout: (this: XMLHttpRequest, ev: ProgressEvent) => any; addEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface BroadcastChannel extends EventTarget { + readonly name: string; + onmessage: (ev: MessageEvent) => any; + onmessageerror: (ev: MessageEvent) => any; + close(): void; + postMessage(message: any): void; + addEventListener(type: K, listener: (this: BroadcastChannel, ev: BroadcastChannelEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var BroadcastChannel: { + prototype: BroadcastChannel; + new(name: string): BroadcastChannel; +}; + +interface BroadcastChannelEventMap { + message: MessageEvent; + messageerror: MessageEvent; +} + +interface ErrorEventInit { + message?: string; + filename?: string; + lineno?: number; + conlno?: number; + error?: any; } interface StorageEventInit extends EventInit { @@ -16918,6 +18347,56 @@ interface Canvas2DContextAttributes { [attribute: string]: boolean | string | undefined; } +interface ImageBitmapOptions { + imageOrientation?: "none" | "flipY"; + premultiplyAlpha?: "none" | "premultiply" | "default"; + colorSpaceConversion?: "none" | "default"; + resizeWidth?: number; + resizeHeight?: number; + resizeQuality?: "pixelated" | "low" | "medium" | "high"; +} + +interface ImageBitmap { + readonly width: number; + readonly height: number; + close(): void; +} + +interface URLSearchParams { + /** + * Appends a specified key/value pair as a new search parameter. + */ + append(name: string, value: string): void; + /** + * Deletes the given search parameter, and its associated value, from the list of all search parameters. + */ + delete(name: string): void; + /** + * Returns the first value associated to the given search parameter. + */ + get(name: string): string | null; + /** + * Returns all the values association with a given search parameter. + */ + getAll(name: string): string[]; + /** + * Returns a Boolean indicating if such a search parameter exists. + */ + has(name: string): boolean; + /** + * Sets the value associated to a given search parameter to the given value. If there were several values, delete the others. + */ + set(name: string, value: string): void; +} + +declare var URLSearchParams: { + prototype: URLSearchParams; + /** + * Constructor returning a URLSearchParams object. + */ + new (init?: string | URLSearchParams): URLSearchParams; +}; + interface NodeListOf extends NodeList { length: number; item(index: number): TNode; @@ -16935,8 +18414,7 @@ interface BlobPropertyBag { endings?: string; } -interface FilePropertyBag { - type?: string; +interface FilePropertyBag extends BlobPropertyBag { lastModified?: number; } @@ -16944,15 +18422,6 @@ interface EventListenerObject { handleEvent(evt: Event): void; } -interface MessageEventInit extends EventInit { - data?: any; - origin?: string; - lastEventId?: string; - channel?: string; - source?: any; - ports?: MessagePort[]; -} - interface ProgressEventInit extends EventInit { lengthComputable?: boolean; loaded?: number; @@ -17023,7 +18492,7 @@ interface EcKeyAlgorithm extends KeyAlgorithm { typedCurve: string; } -interface EcKeyImportParams { +interface EcKeyImportParams extends Algorithm { namedCurve: string; } @@ -17154,8 +18623,8 @@ interface JsonWebKey { interface ParentNode { readonly children: HTMLCollection; - readonly firstElementChild: Element; - readonly lastElementChild: Element; + readonly firstElementChild: Element | null; + readonly lastElementChild: Element | null; readonly childElementCount: number; } @@ -17173,7 +18642,7 @@ interface ShadowRoot extends DocumentOrShadowRoot, DocumentFragment { } interface ShadowRootInit { - mode: 'open'|'closed'; + mode: "open" | "closed"; delegatesFocus?: boolean; } @@ -17186,52 +18655,143 @@ interface AssignedNodesOptions { flatten?: boolean; } +interface ElementDefinitionOptions { + extends: string; +} + +interface CustomElementRegistry { + define(name: string, constructor: Function, options?: ElementDefinitionOptions): void; + get(name: string): any; + whenDefined(name: string): PromiseLike; +} + +interface PromiseRejectionEvent extends Event { + readonly promise: PromiseLike; + readonly reason: any; +} + +interface PromiseRejectionEventInit extends EventInit { + promise: PromiseLike; + reason?: any; +} + +interface EventListenerOptions { + capture?: boolean; +} + +interface AddEventListenerOptions extends EventListenerOptions { + passive?: boolean; + once?: boolean; +} + +interface TouchEventInit extends EventModifierInit { + touches?: Touch[]; + targetTouches?: Touch[]; + changedTouches?: Touch[]; +} + +interface HTMLDialogElement extends HTMLElement { + open: boolean; + returnValue: string; + close(returnValue?: string): void; + show(): void; + showModal(): void; +} + +declare var HTMLDialogElement: { + prototype: HTMLDialogElement; + new(): HTMLDialogElement; +}; + +interface HTMLMainElement extends HTMLElement { +} + +declare var HTMLMainElement: { + prototype: HTMLMainElement; + new(): HTMLMainElement; +}; + +interface HTMLDetailsElement extends HTMLElement { + open: boolean; +} + +declare var HTMLDetailsElement: { + prototype: HTMLDetailsElement; + new(): HTMLDetailsElement; +}; + +interface HTMLSummaryElement extends HTMLElement { +} + +declare var HTMLSummaryElement: { + prototype: HTMLSummaryElement; + new(): HTMLSummaryElement; +}; + declare type EventListenerOrEventListenerObject = EventListener | EventListenerObject; +interface DecodeErrorCallback { + (error: DOMException): void; +} +interface DecodeSuccessCallback { + (decodedData: AudioBuffer): void; +} interface ErrorEventHandler { - (message: string, filename?: string, lineno?: number, colno?: number, error?:Error): void; + (message: string, filename?: string, lineno?: number, colno?: number, error?: Error): void; } -interface PositionCallback { - (position: Position): void; +interface ForEachCallback { + (keyId: any, status: MediaKeyStatus): void; } -interface PositionErrorCallback { - (error: PositionError): void; +interface FrameRequestCallback { + (time: number): void; +} +interface FunctionStringCallback { + (data: string): void; +} +interface IntersectionObserverCallback { + (entries: IntersectionObserverEntry[], observer: IntersectionObserver): void; } interface MediaQueryListListener { (mql: MediaQueryList): void; } +interface MSExecAtPriorityFunctionCallback { + (...args: any[]): any; +} interface MSLaunchUriCallback { (): void; } -interface FrameRequestCallback { - (time: number): void; -} interface MSUnsafeFunctionCallback { (): any; } -interface MSExecAtPriorityFunctionCallback { - (...args: any[]): any; -} interface MutationCallback { (mutations: MutationRecord[], observer: MutationObserver): void; } -interface DecodeSuccessCallback { - (decodedData: AudioBuffer): void; -} -interface DecodeErrorCallback { - (error: DOMException): void; -} -interface FunctionStringCallback { - (data: string): void; +interface NavigatorUserMediaErrorCallback { + (error: MediaStreamError): void; } interface NavigatorUserMediaSuccessCallback { (stream: MediaStream): void; } -interface NavigatorUserMediaErrorCallback { - (error: MediaStreamError): void; +interface NotificationPermissionCallback { + (permission: NotificationPermission): void; } -interface ForEachCallback { - (keyId: any, status: string): void; +interface PositionCallback { + (position: Position): void; +} +interface PositionErrorCallback { + (error: PositionError): void; +} +interface RTCPeerConnectionErrorCallback { + (error: DOMError): void; +} +interface RTCSessionDescriptionCallback { + (sdp: RTCSessionDescription): void; +} +interface RTCStatsCallback { + (report: RTCStatsReport): void; +} +interface VoidFunction { + (): void; } interface HTMLElementTagNameMap { "a": HTMLAnchorElement; @@ -17248,6 +18808,7 @@ interface HTMLElementTagNameMap { "caption": HTMLTableCaptionElement; "col": HTMLTableColElement; "colgroup": HTMLTableColElement; + "data": HTMLDataElement; "datalist": HTMLDataListElement; "del": HTMLModElement; "dir": HTMLDirectoryElement; @@ -17288,6 +18849,7 @@ interface HTMLElementTagNameMap { "ol": HTMLOListElement; "optgroup": HTMLOptGroupElement; "option": HTMLOptionElement; + "output": HTMLOutputElement; "p": HTMLParagraphElement; "param": HTMLParamElement; "picture": HTMLPictureElement; @@ -17307,6 +18869,7 @@ interface HTMLElementTagNameMap { "tfoot": HTMLTableSectionElement; "th": HTMLTableHeaderCellElement; "thead": HTMLTableSectionElement; + "time": HTMLTimeElement; "title": HTMLTitleElement; "tr": HTMLTableRowElement; "track": HTMLTrackElement; @@ -17316,47 +18879,27 @@ interface HTMLElementTagNameMap { "xmp": HTMLPreElement; } -interface ElementTagNameMap { - "a": HTMLAnchorElement; +interface ElementTagNameMap extends HTMLElementTagNameMap { "abbr": HTMLElement; "acronym": HTMLElement; "address": HTMLElement; - "applet": HTMLAppletElement; - "area": HTMLAreaElement; "article": HTMLElement; "aside": HTMLElement; - "audio": HTMLAudioElement; "b": HTMLElement; - "base": HTMLBaseElement; - "basefont": HTMLBaseFontElement; "bdo": HTMLElement; "big": HTMLElement; - "blockquote": HTMLQuoteElement; - "body": HTMLBodyElement; - "br": HTMLBRElement; - "button": HTMLButtonElement; - "canvas": HTMLCanvasElement; - "caption": HTMLTableCaptionElement; "center": HTMLElement; "circle": SVGCircleElement; "cite": HTMLElement; "clippath": SVGClipPathElement; "code": HTMLElement; - "col": HTMLTableColElement; - "colgroup": HTMLTableColElement; - "datalist": HTMLDataListElement; "dd": HTMLElement; "defs": SVGDefsElement; - "del": HTMLModElement; "desc": SVGDescElement; "dfn": HTMLElement; - "dir": HTMLDirectoryElement; - "div": HTMLDivElement; - "dl": HTMLDListElement; "dt": HTMLElement; "ellipse": SVGEllipseElement; "em": HTMLElement; - "embed": HTMLEmbedElement; "feblend": SVGFEBlendElement; "fecolormatrix": SVGFEColorMatrixElement; "fecomponenttransfer": SVGFEComponentTransferElement; @@ -17381,310 +18924,76 @@ interface ElementTagNameMap { "fespotlight": SVGFESpotLightElement; "fetile": SVGFETileElement; "feturbulence": SVGFETurbulenceElement; - "fieldset": HTMLFieldSetElement; "figcaption": HTMLElement; "figure": HTMLElement; "filter": SVGFilterElement; - "font": HTMLFontElement; "footer": HTMLElement; "foreignobject": SVGForeignObjectElement; - "form": HTMLFormElement; - "frame": HTMLFrameElement; - "frameset": HTMLFrameSetElement; "g": SVGGElement; - "h1": HTMLHeadingElement; - "h2": HTMLHeadingElement; - "h3": HTMLHeadingElement; - "h4": HTMLHeadingElement; - "h5": HTMLHeadingElement; - "h6": HTMLHeadingElement; - "head": HTMLHeadElement; "header": HTMLElement; "hgroup": HTMLElement; - "hr": HTMLHRElement; - "html": HTMLHtmlElement; "i": HTMLElement; - "iframe": HTMLIFrameElement; "image": SVGImageElement; - "img": HTMLImageElement; - "input": HTMLInputElement; - "ins": HTMLModElement; - "isindex": HTMLUnknownElement; "kbd": HTMLElement; "keygen": HTMLElement; - "label": HTMLLabelElement; - "legend": HTMLLegendElement; - "li": HTMLLIElement; "line": SVGLineElement; "lineargradient": SVGLinearGradientElement; - "link": HTMLLinkElement; - "listing": HTMLPreElement; - "map": HTMLMapElement; "mark": HTMLElement; "marker": SVGMarkerElement; - "marquee": HTMLMarqueeElement; "mask": SVGMaskElement; - "menu": HTMLMenuElement; - "meta": HTMLMetaElement; "metadata": SVGMetadataElement; - "meter": HTMLMeterElement; "nav": HTMLElement; - "nextid": HTMLUnknownElement; "nobr": HTMLElement; "noframes": HTMLElement; "noscript": HTMLElement; - "object": HTMLObjectElement; - "ol": HTMLOListElement; - "optgroup": HTMLOptGroupElement; - "option": HTMLOptionElement; - "p": HTMLParagraphElement; - "param": HTMLParamElement; "path": SVGPathElement; "pattern": SVGPatternElement; - "picture": HTMLPictureElement; "plaintext": HTMLElement; "polygon": SVGPolygonElement; "polyline": SVGPolylineElement; - "pre": HTMLPreElement; - "progress": HTMLProgressElement; - "q": HTMLQuoteElement; "radialgradient": SVGRadialGradientElement; "rect": SVGRectElement; "rt": HTMLElement; "ruby": HTMLElement; "s": HTMLElement; "samp": HTMLElement; - "script": HTMLScriptElement; "section": HTMLElement; - "select": HTMLSelectElement; "small": HTMLElement; - "source": HTMLSourceElement; - "span": HTMLSpanElement; "stop": SVGStopElement; "strike": HTMLElement; "strong": HTMLElement; - "style": HTMLStyleElement; "sub": HTMLElement; "sup": HTMLElement; "svg": SVGSVGElement; "switch": SVGSwitchElement; "symbol": SVGSymbolElement; - "table": HTMLTableElement; - "tbody": HTMLTableSectionElement; - "td": HTMLTableDataCellElement; - "template": HTMLTemplateElement; "text": SVGTextElement; "textpath": SVGTextPathElement; - "textarea": HTMLTextAreaElement; - "tfoot": HTMLTableSectionElement; - "th": HTMLTableHeaderCellElement; - "thead": HTMLTableSectionElement; - "title": HTMLTitleElement; - "tr": HTMLTableRowElement; - "track": HTMLTrackElement; "tspan": SVGTSpanElement; "tt": HTMLElement; "u": HTMLElement; - "ul": HTMLUListElement; "use": SVGUseElement; "var": HTMLElement; - "video": HTMLVideoElement; "view": SVGViewElement; "wbr": HTMLElement; - "x-ms-webview": MSHTMLWebViewElement; - "xmp": HTMLPreElement; } -interface ElementListTagNameMap { - "a": NodeListOf; - "abbr": NodeListOf; - "acronym": NodeListOf; - "address": NodeListOf; - "applet": NodeListOf; - "area": NodeListOf; - "article": NodeListOf; - "aside": NodeListOf; - "audio": NodeListOf; - "b": NodeListOf; - "base": NodeListOf; - "basefont": NodeListOf; - "bdo": NodeListOf; - "big": NodeListOf; - "blockquote": NodeListOf; - "body": NodeListOf; - "br": NodeListOf; - "button": NodeListOf; - "canvas": NodeListOf; - "caption": NodeListOf; - "center": NodeListOf; - "circle": NodeListOf; - "cite": NodeListOf; - "clippath": NodeListOf; - "code": NodeListOf; - "col": NodeListOf; - "colgroup": NodeListOf; - "datalist": NodeListOf; - "dd": NodeListOf; - "defs": NodeListOf; - "del": NodeListOf; - "desc": NodeListOf; - "dfn": NodeListOf; - "dir": NodeListOf; - "div": NodeListOf; - "dl": NodeListOf; - "dt": NodeListOf; - "ellipse": NodeListOf; - "em": NodeListOf; - "embed": NodeListOf; - "feblend": NodeListOf; - "fecolormatrix": NodeListOf; - "fecomponenttransfer": NodeListOf; - "fecomposite": NodeListOf; - "feconvolvematrix": NodeListOf; - "fediffuselighting": NodeListOf; - "fedisplacementmap": NodeListOf; - "fedistantlight": NodeListOf; - "feflood": NodeListOf; - "fefunca": NodeListOf; - "fefuncb": NodeListOf; - "fefuncg": NodeListOf; - "fefuncr": NodeListOf; - "fegaussianblur": NodeListOf; - "feimage": NodeListOf; - "femerge": NodeListOf; - "femergenode": NodeListOf; - "femorphology": NodeListOf; - "feoffset": NodeListOf; - "fepointlight": NodeListOf; - "fespecularlighting": NodeListOf; - "fespotlight": NodeListOf; - "fetile": NodeListOf; - "feturbulence": NodeListOf; - "fieldset": NodeListOf; - "figcaption": NodeListOf; - "figure": NodeListOf; - "filter": NodeListOf; - "font": NodeListOf; - "footer": NodeListOf; - "foreignobject": NodeListOf; - "form": NodeListOf; - "frame": NodeListOf; - "frameset": NodeListOf; - "g": NodeListOf; - "h1": NodeListOf; - "h2": NodeListOf; - "h3": NodeListOf; - "h4": NodeListOf; - "h5": NodeListOf; - "h6": NodeListOf; - "head": NodeListOf; - "header": NodeListOf; - "hgroup": NodeListOf; - "hr": NodeListOf; - "html": NodeListOf; - "i": NodeListOf; - "iframe": NodeListOf; - "image": NodeListOf; - "img": NodeListOf; - "input": NodeListOf; - "ins": NodeListOf; - "isindex": NodeListOf; - "kbd": NodeListOf; - "keygen": NodeListOf; - "label": NodeListOf; - "legend": NodeListOf; - "li": NodeListOf; - "line": NodeListOf; - "lineargradient": NodeListOf; - "link": NodeListOf; - "listing": NodeListOf; - "map": NodeListOf; - "mark": NodeListOf; - "marker": NodeListOf; - "marquee": NodeListOf; - "mask": NodeListOf; - "menu": NodeListOf; - "meta": NodeListOf; - "metadata": NodeListOf; - "meter": NodeListOf; - "nav": NodeListOf; - "nextid": NodeListOf; - "nobr": NodeListOf; - "noframes": NodeListOf; - "noscript": NodeListOf; - "object": NodeListOf; - "ol": NodeListOf; - "optgroup": NodeListOf; - "option": NodeListOf; - "p": NodeListOf; - "param": NodeListOf; - "path": NodeListOf; - "pattern": NodeListOf; - "picture": NodeListOf; - "plaintext": NodeListOf; - "polygon": NodeListOf; - "polyline": NodeListOf; - "pre": NodeListOf; - "progress": NodeListOf; - "q": NodeListOf; - "radialgradient": NodeListOf; - "rect": NodeListOf; - "rt": NodeListOf; - "ruby": NodeListOf; - "s": NodeListOf; - "samp": NodeListOf; - "script": NodeListOf; - "section": NodeListOf; - "select": NodeListOf; - "small": NodeListOf; - "source": NodeListOf; - "span": NodeListOf; - "stop": NodeListOf; - "strike": NodeListOf; - "strong": NodeListOf; - "style": NodeListOf; - "sub": NodeListOf; - "sup": NodeListOf; - "svg": NodeListOf; - "switch": NodeListOf; - "symbol": NodeListOf; - "table": NodeListOf; - "tbody": NodeListOf; - "td": NodeListOf; - "template": NodeListOf; - "text": NodeListOf; - "textpath": NodeListOf; - "textarea": NodeListOf; - "tfoot": NodeListOf; - "th": NodeListOf; - "thead": NodeListOf; - "title": NodeListOf; - "tr": NodeListOf; - "track": NodeListOf; - "tspan": NodeListOf; - "tt": NodeListOf; - "u": NodeListOf; - "ul": NodeListOf; - "use": NodeListOf; - "var": NodeListOf; - "video": NodeListOf; - "view": NodeListOf; - "wbr": NodeListOf; - "x-ms-webview": NodeListOf; - "xmp": NodeListOf; -} - -declare var Audio: {new(src?: string): HTMLAudioElement; }; -declare var Image: {new(width?: number, height?: number): HTMLImageElement; }; -declare var Option: {new(text?: string, value?: string, defaultSelected?: boolean, selected?: boolean): HTMLOptionElement; }; +type ElementListTagNameMap = { + [key in keyof ElementTagNameMap]: NodeListOf +}; + +declare var Audio: { new(src?: string): HTMLAudioElement; }; +declare var Image: { new(width?: number, height?: number): HTMLImageElement; }; +declare var Option: { new(text?: string, value?: string, defaultSelected?: boolean, selected?: boolean): HTMLOptionElement; }; declare var applicationCache: ApplicationCache; +declare var caches: CacheStorage; declare var clientInformation: Navigator; declare var closed: boolean; declare var crypto: Crypto; declare var defaultStatus: string; declare var devicePixelRatio: number; -declare var doNotTrack: string; declare var document: Document; +declare var doNotTrack: string; declare var event: Event | undefined; declare var external: External; declare var frameElement: Element; @@ -17692,10 +19001,12 @@ declare var frames: Window; declare var history: History; declare var innerHeight: number; declare var innerWidth: number; +declare var isSecureContext: boolean; declare var length: number; declare var location: Location; declare var locationbar: BarProp; declare var menubar: BarProp; +declare var msContentScript: ExtensionScriptApis; declare var msCredentials: MSCredentials; declare const name: never; declare var navigator: Navigator; @@ -17805,22 +19116,25 @@ declare var screenLeft: number; declare var screenTop: number; declare var screenX: number; declare var screenY: number; +declare var scrollbars: BarProp; declare var scrollX: number; declare var scrollY: number; -declare var scrollbars: BarProp; declare var self: Window; +declare var speechSynthesis: SpeechSynthesis; declare var status: string; declare var statusbar: BarProp; declare var styleMedia: StyleMedia; declare var toolbar: BarProp; declare var top: Window; declare var window: Window; +declare var customElements: CustomElementRegistry; declare function alert(message?: any): void; declare function blur(): void; declare function cancelAnimationFrame(handle: number): void; declare function captureEvents(): void; declare function close(): void; declare function confirm(message?: string): boolean; +declare function departFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; declare function focus(): void; declare function getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; declare function getMatchedCSSRules(elt: Element, pseudoElt?: string): CSSRuleList; @@ -17829,7 +19143,7 @@ declare function matchMedia(mediaQuery: string): MediaQueryList; declare function moveBy(x?: number, y?: number): void; declare function moveTo(x?: number, y?: number): void; declare function msWriteProfilerMark(profilerMarkName: string): void; -declare function open(url?: string, target?: string, features?: string, replace?: boolean): Window; +declare function open(url?: string, target?: string, features?: string, replace?: boolean): Window | null; declare function postMessage(message: any, targetOrigin: string, transfer?: any[]): void; declare function print(): void; declare function prompt(message?: string, _default?: string): string | null; @@ -17840,16 +19154,18 @@ declare function resizeTo(x?: number, y?: number): void; declare function scroll(x?: number, y?: number): void; declare function scrollBy(x?: number, y?: number): void; declare function scrollTo(x?: number, y?: number): void; +declare function stop(): void; declare function webkitCancelAnimationFrame(handle: number): void; declare function webkitConvertPointFromNodeToPage(node: Node, pt: WebKitPoint): WebKitPoint; declare function webkitConvertPointFromPageToNode(node: Node, pt: WebKitPoint): WebKitPoint; declare function webkitRequestAnimationFrame(callback: FrameRequestCallback): number; +declare function createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, options?: ImageBitmapOptions): Promise; +declare function createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, sx: number, sy: number, sw: number, sh: number, options?: ImageBitmapOptions): Promise; declare function scroll(options?: ScrollToOptions): void; declare function scrollTo(options?: ScrollToOptions): void; declare function scrollBy(options?: ScrollToOptions): void; declare function toString(): string; declare function dispatchEvent(evt: Event): boolean; -declare function removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; declare function clearInterval(handle: number): void; declare function clearTimeout(handle: number): void; declare function setInterval(handler: (...args: any[]) => void, timeout: number): number; @@ -17874,10 +19190,15 @@ declare var onwheel: (this: Window, ev: WheelEvent) => any; declare var indexedDB: IDBFactory; declare function atob(encodedString: string): string; declare function btoa(rawString: string): string; +declare function fetch(input: RequestInfo, init?: RequestInit): Promise; declare function addEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; declare function addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare function removeEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; +declare function removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; type AAGUID = string; type AlgorithmIdentifier = string | Algorithm; +type BodyInit = any; +type ByteString = string; type ConstrainBoolean = boolean | ConstrainBooleanParameters; type ConstrainDOMString = string | string[] | ConstrainDOMStringParameters; type ConstrainDouble = number | ConstrainDoubleRange; @@ -17897,6 +19218,7 @@ type GLsizeiptr = number; type GLubyte = number; type GLuint = number; type GLushort = number; +type HeadersInit = Headers | string[][]; type IDBKeyPath = string; type KeyFormat = string; type KeyType = string; @@ -17904,8 +19226,10 @@ type KeyUsage = string; type MSInboundPayload = MSVideoRecvPayload | MSAudioRecvPayload; type MSLocalClientEvent = MSLocalClientEventBase | MSAudioLocalClientEvent; type MSOutboundPayload = MSVideoSendPayload | MSAudioSendPayload; -type RTCIceGatherCandidate = RTCIceCandidate | RTCIceCandidateComplete; +type RTCIceGatherCandidate = RTCIceCandidateDictionary | RTCIceCandidateComplete; type RTCTransport = RTCDtlsTransport | RTCSrtpSdesTransport; +type RequestInfo = Request | string; +type USVString = string; type payloadtype = number; type ScrollBehavior = "auto" | "instant" | "smooth"; type ScrollLogicalPosition = "start" | "center" | "end" | "nearest"; @@ -17913,12 +19237,85 @@ type IDBValidKey = number | string | Date | IDBArrayKey; type BufferSource = ArrayBuffer | ArrayBufferView; type MouseWheelEvent = WheelEvent; type ScrollRestoration = "auto" | "manual"; +type FormDataEntryValue = string | File; +type InsertPosition = "beforebegin" | "afterbegin" | "beforeend" | "afterend"; +type AppendMode = "segments" | "sequence"; +type AudioContextState = "suspended" | "running" | "closed"; +type BiquadFilterType = "lowpass" | "highpass" | "bandpass" | "lowshelf" | "highshelf" | "peaking" | "notch" | "allpass"; +type CanvasFillRule = "nonzero" | "evenodd"; +type ChannelCountMode = "max" | "clamped-max" | "explicit"; +type ChannelInterpretation = "speakers" | "discrete"; +type DistanceModelType = "linear" | "inverse" | "exponential"; +type ExpandGranularity = "character" | "word" | "sentence" | "textedit"; +type GamepadInputEmulationType = "mouse" | "keyboard" | "gamepad"; +type IDBCursorDirection = "next" | "nextunique" | "prev" | "prevunique"; +type IDBRequestReadyState = "pending" | "done"; +type IDBTransactionMode = "readonly" | "readwrite" | "versionchange"; +type ListeningState = "inactive" | "active" | "disambiguation"; +type MediaDeviceKind = "audioinput" | "audiooutput" | "videoinput"; +type MediaKeyMessageType = "license-request" | "license-renewal" | "license-release" | "individualization-request"; +type MediaKeySessionType = "temporary" | "persistent-license" | "persistent-release-message"; +type MediaKeysRequirement = "required" | "optional" | "not-allowed"; +type MediaKeyStatus = "usable" | "expired" | "output-downscaled" | "output-not-allowed" | "status-pending" | "internal-error"; +type MediaStreamTrackState = "live" | "ended"; +type MSCredentialType = "FIDO_2_0"; +type MSIceAddrType = "os" | "stun" | "turn" | "peer-derived"; +type MSIceType = "failed" | "direct" | "relay"; +type MSStatsType = "description" | "localclientevent" | "inbound-network" | "outbound-network" | "inbound-payload" | "outbound-payload" | "transportdiagnostics"; +type MSTransportType = "Embedded" | "USB" | "NFC" | "BT"; +type MSWebViewPermissionState = "unknown" | "defer" | "allow" | "deny"; +type MSWebViewPermissionType = "geolocation" | "unlimitedIndexedDBQuota" | "media" | "pointerlock" | "webnotifications"; +type NavigationReason = "up" | "down" | "left" | "right"; +type NavigationType = "navigate" | "reload" | "back_forward" | "prerender"; +type NotificationDirection = "auto" | "ltr" | "rtl"; +type NotificationPermission = "default" | "denied" | "granted"; +type OscillatorType = "sine" | "square" | "sawtooth" | "triangle" | "custom"; +type OverSampleType = "none" | "2x" | "4x"; +type PanningModelType = "equalpower"; +type PaymentComplete = "success" | "fail" | ""; +type PaymentShippingType = "shipping" | "delivery" | "pickup"; +type PushEncryptionKeyName = "p256dh" | "auth"; +type PushPermissionState = "granted" | "denied" | "prompt"; +type ReferrerPolicy = "" | "no-referrer" | "no-referrer-when-downgrade" | "origin-only" | "origin-when-cross-origin" | "unsafe-url"; +type RequestCache = "default" | "no-store" | "reload" | "no-cache" | "force-cache"; +type RequestCredentials = "omit" | "same-origin" | "include"; +type RequestDestination = "" | "document" | "sharedworker" | "subresource" | "unknown" | "worker"; +type RequestMode = "navigate" | "same-origin" | "no-cors" | "cors"; +type RequestRedirect = "follow" | "error" | "manual"; +type RequestType = "" | "audio" | "font" | "image" | "script" | "style" | "track" | "video"; +type ResponseType = "basic" | "cors" | "default" | "error" | "opaque" | "opaqueredirect"; +type RTCBundlePolicy = "balanced" | "max-compat" | "max-bundle"; +type RTCDegradationPreference = "maintain-framerate" | "maintain-resolution" | "balanced"; +type RTCDtlsRole = "auto" | "client" | "server"; +type RTCDtlsTransportState = "new" | "connecting" | "connected" | "closed"; +type RTCIceCandidateType = "host" | "srflx" | "prflx" | "relay"; +type RTCIceComponent = "RTP" | "RTCP"; +type RTCIceConnectionState = "new" | "checking" | "connected" | "completed" | "failed" | "disconnected" | "closed"; +type RTCIceGathererState = "new" | "gathering" | "complete"; +type RTCIceGatheringState = "new" | "gathering" | "complete"; +type RTCIceGatherPolicy = "all" | "nohost" | "relay"; +type RTCIceProtocol = "udp" | "tcp"; +type RTCIceRole = "controlling" | "controlled"; +type RTCIceTcpCandidateType = "active" | "passive" | "so"; +type RTCIceTransportPolicy = "none" | "relay" | "all"; +type RTCIceTransportState = "new" | "checking" | "connected" | "completed" | "disconnected" | "closed"; +type RTCSdpType = "offer" | "pranswer" | "answer"; +type RTCSignalingState = "stable" | "have-local-offer" | "have-remote-offer" | "have-local-pranswer" | "have-remote-pranswer" | "closed"; +type RTCStatsIceCandidatePairState = "frozen" | "waiting" | "inprogress" | "failed" | "succeeded" | "cancelled"; +type RTCStatsIceCandidateType = "host" | "serverreflexive" | "peerreflexive" | "relayed"; +type RTCStatsType = "inboundrtp" | "outboundrtp" | "session" | "datachannel" | "track" | "transport" | "candidatepair" | "localcandidate" | "remotecandidate"; +type ScopedCredentialType = "ScopedCred"; +type ServiceWorkerState = "installing" | "installed" | "activating" | "activated" | "redundant"; +type Transport = "usb" | "nfc" | "ble"; +type VideoFacingModeEnum = "user" | "environment" | "left" | "right"; +type VisibilityState = "hidden" | "visible" | "prerender" | "unloaded"; +type XMLHttpRequestResponseType = "" | "arraybuffer" | "blob" | "document" | "json" | "text"; ///////////////////////////// -/// WorkerGlobalScope APIs +/// WorkerGlobalScope APIs ///////////////////////////// -// These are only available in a Web Worker +// These are only available in a Web Worker declare function importScripts(...urls: string[]): void; @@ -17953,7 +19350,7 @@ interface TextStreamBase { /** * Closes a text stream. - * It is not necessary to close standard streams; they close automatically when the process ends. If + * It is not necessary to close standard streams; they close automatically when the process ends. If * you close a standard stream, be aware that any other pointers to that standard stream become invalid. */ Close(): void; @@ -18023,9 +19420,9 @@ interface TextStreamReader extends TextStreamBase { declare var WScript: { /** - * Outputs text to either a message box (under WScript.exe) or the command console window followed by - * a newline (under CScript.exe). - */ + * Outputs text to either a message box (under WScript.exe) or the command console window followed by + * a newline (under CScript.exe). + */ Echo(s: any): void; /** @@ -18125,10 +19522,18 @@ declare var WScript: { Sleep(intTime: number): void; }; +/** + * Represents an Automation SAFEARRAY + */ +declare class SafeArray { + private constructor(); + private SafeArray_typekey: SafeArray; +} + /** * Allows enumerating over a COM collection, which may not have indexed item access. */ -interface Enumerator { +interface Enumerator { /** * Returns true if the current item is the last one in the collection, or the collection is empty, * or the current item is undefined. @@ -18154,8 +19559,9 @@ interface Enumerator { } interface EnumeratorConstructor { - new (collection: any): Enumerator; - new (collection: any): Enumerator; + new (safearray: SafeArray): Enumerator; + new (collection: { Item(index: any): T }): Enumerator; + new (collection: any): Enumerator; } declare var Enumerator: EnumeratorConstructor; @@ -18163,7 +19569,7 @@ declare var Enumerator: EnumeratorConstructor; /** * Enables reading from a COM safe array, which might have an alternate lower bound, or multiple dimensions. */ -interface VBArray { +interface VBArray { /** * Returns the number of dimensions (1-based). */ @@ -18195,8 +19601,7 @@ interface VBArray { } interface VBArrayConstructor { - new (safeArray: any): VBArray; - new (safeArray: any): VBArray; + new (safeArray: SafeArray): VBArray; } declare var VBArray: VBArrayConstructor; @@ -18204,7 +19609,10 @@ declare var VBArray: VBArrayConstructor; /** * Automation date (VT_DATE) */ -interface VarDate { } +declare class VarDate { + private constructor(); + private VarDate_typekey: VarDate; +} interface DateConstructor { new (vd: VarDate): Date; diff --git a/com.palantir.typescript/bridge/lib/tsc.js b/com.palantir.typescript/bridge/lib/tsc.js index 04695d8..04be620 100644 --- a/com.palantir.typescript/bridge/lib/tsc.js +++ b/com.palantir.typescript/bridge/lib/tsc.js @@ -1,3 +1,12 @@ +"use strict"; +var __assign = (this && this.__assign) || Object.assign || function(t) { + for (var s, i = 1, n = arguments.length; i < n; i++) { + s = arguments[i]; + for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) + t[p] = s[p]; + } + return t; +}; var ts; (function (ts) { // token > SyntaxKind.Identifer => token is a keyword @@ -19,351 +28,346 @@ var ts; SyntaxKind[SyntaxKind["NumericLiteral"] = 8] = "NumericLiteral"; SyntaxKind[SyntaxKind["StringLiteral"] = 9] = "StringLiteral"; SyntaxKind[SyntaxKind["JsxText"] = 10] = "JsxText"; - SyntaxKind[SyntaxKind["RegularExpressionLiteral"] = 11] = "RegularExpressionLiteral"; - SyntaxKind[SyntaxKind["NoSubstitutionTemplateLiteral"] = 12] = "NoSubstitutionTemplateLiteral"; + SyntaxKind[SyntaxKind["JsxTextAllWhiteSpaces"] = 11] = "JsxTextAllWhiteSpaces"; + SyntaxKind[SyntaxKind["RegularExpressionLiteral"] = 12] = "RegularExpressionLiteral"; + SyntaxKind[SyntaxKind["NoSubstitutionTemplateLiteral"] = 13] = "NoSubstitutionTemplateLiteral"; // Pseudo-literals - SyntaxKind[SyntaxKind["TemplateHead"] = 13] = "TemplateHead"; - SyntaxKind[SyntaxKind["TemplateMiddle"] = 14] = "TemplateMiddle"; - SyntaxKind[SyntaxKind["TemplateTail"] = 15] = "TemplateTail"; + SyntaxKind[SyntaxKind["TemplateHead"] = 14] = "TemplateHead"; + SyntaxKind[SyntaxKind["TemplateMiddle"] = 15] = "TemplateMiddle"; + SyntaxKind[SyntaxKind["TemplateTail"] = 16] = "TemplateTail"; // Punctuation - SyntaxKind[SyntaxKind["OpenBraceToken"] = 16] = "OpenBraceToken"; - SyntaxKind[SyntaxKind["CloseBraceToken"] = 17] = "CloseBraceToken"; - SyntaxKind[SyntaxKind["OpenParenToken"] = 18] = "OpenParenToken"; - SyntaxKind[SyntaxKind["CloseParenToken"] = 19] = "CloseParenToken"; - SyntaxKind[SyntaxKind["OpenBracketToken"] = 20] = "OpenBracketToken"; - SyntaxKind[SyntaxKind["CloseBracketToken"] = 21] = "CloseBracketToken"; - SyntaxKind[SyntaxKind["DotToken"] = 22] = "DotToken"; - SyntaxKind[SyntaxKind["DotDotDotToken"] = 23] = "DotDotDotToken"; - SyntaxKind[SyntaxKind["SemicolonToken"] = 24] = "SemicolonToken"; - SyntaxKind[SyntaxKind["CommaToken"] = 25] = "CommaToken"; - SyntaxKind[SyntaxKind["LessThanToken"] = 26] = "LessThanToken"; - SyntaxKind[SyntaxKind["LessThanSlashToken"] = 27] = "LessThanSlashToken"; - SyntaxKind[SyntaxKind["GreaterThanToken"] = 28] = "GreaterThanToken"; - SyntaxKind[SyntaxKind["LessThanEqualsToken"] = 29] = "LessThanEqualsToken"; - SyntaxKind[SyntaxKind["GreaterThanEqualsToken"] = 30] = "GreaterThanEqualsToken"; - SyntaxKind[SyntaxKind["EqualsEqualsToken"] = 31] = "EqualsEqualsToken"; - SyntaxKind[SyntaxKind["ExclamationEqualsToken"] = 32] = "ExclamationEqualsToken"; - SyntaxKind[SyntaxKind["EqualsEqualsEqualsToken"] = 33] = "EqualsEqualsEqualsToken"; - SyntaxKind[SyntaxKind["ExclamationEqualsEqualsToken"] = 34] = "ExclamationEqualsEqualsToken"; - SyntaxKind[SyntaxKind["EqualsGreaterThanToken"] = 35] = "EqualsGreaterThanToken"; - SyntaxKind[SyntaxKind["PlusToken"] = 36] = "PlusToken"; - SyntaxKind[SyntaxKind["MinusToken"] = 37] = "MinusToken"; - SyntaxKind[SyntaxKind["AsteriskToken"] = 38] = "AsteriskToken"; - SyntaxKind[SyntaxKind["AsteriskAsteriskToken"] = 39] = "AsteriskAsteriskToken"; - SyntaxKind[SyntaxKind["SlashToken"] = 40] = "SlashToken"; - SyntaxKind[SyntaxKind["PercentToken"] = 41] = "PercentToken"; - SyntaxKind[SyntaxKind["PlusPlusToken"] = 42] = "PlusPlusToken"; - SyntaxKind[SyntaxKind["MinusMinusToken"] = 43] = "MinusMinusToken"; - SyntaxKind[SyntaxKind["LessThanLessThanToken"] = 44] = "LessThanLessThanToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanToken"] = 45] = "GreaterThanGreaterThanToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanToken"] = 46] = "GreaterThanGreaterThanGreaterThanToken"; - SyntaxKind[SyntaxKind["AmpersandToken"] = 47] = "AmpersandToken"; - SyntaxKind[SyntaxKind["BarToken"] = 48] = "BarToken"; - SyntaxKind[SyntaxKind["CaretToken"] = 49] = "CaretToken"; - SyntaxKind[SyntaxKind["ExclamationToken"] = 50] = "ExclamationToken"; - SyntaxKind[SyntaxKind["TildeToken"] = 51] = "TildeToken"; - SyntaxKind[SyntaxKind["AmpersandAmpersandToken"] = 52] = "AmpersandAmpersandToken"; - SyntaxKind[SyntaxKind["BarBarToken"] = 53] = "BarBarToken"; - SyntaxKind[SyntaxKind["QuestionToken"] = 54] = "QuestionToken"; - SyntaxKind[SyntaxKind["ColonToken"] = 55] = "ColonToken"; - SyntaxKind[SyntaxKind["AtToken"] = 56] = "AtToken"; + SyntaxKind[SyntaxKind["OpenBraceToken"] = 17] = "OpenBraceToken"; + SyntaxKind[SyntaxKind["CloseBraceToken"] = 18] = "CloseBraceToken"; + SyntaxKind[SyntaxKind["OpenParenToken"] = 19] = "OpenParenToken"; + SyntaxKind[SyntaxKind["CloseParenToken"] = 20] = "CloseParenToken"; + SyntaxKind[SyntaxKind["OpenBracketToken"] = 21] = "OpenBracketToken"; + SyntaxKind[SyntaxKind["CloseBracketToken"] = 22] = "CloseBracketToken"; + SyntaxKind[SyntaxKind["DotToken"] = 23] = "DotToken"; + SyntaxKind[SyntaxKind["DotDotDotToken"] = 24] = "DotDotDotToken"; + SyntaxKind[SyntaxKind["SemicolonToken"] = 25] = "SemicolonToken"; + SyntaxKind[SyntaxKind["CommaToken"] = 26] = "CommaToken"; + SyntaxKind[SyntaxKind["LessThanToken"] = 27] = "LessThanToken"; + SyntaxKind[SyntaxKind["LessThanSlashToken"] = 28] = "LessThanSlashToken"; + SyntaxKind[SyntaxKind["GreaterThanToken"] = 29] = "GreaterThanToken"; + SyntaxKind[SyntaxKind["LessThanEqualsToken"] = 30] = "LessThanEqualsToken"; + SyntaxKind[SyntaxKind["GreaterThanEqualsToken"] = 31] = "GreaterThanEqualsToken"; + SyntaxKind[SyntaxKind["EqualsEqualsToken"] = 32] = "EqualsEqualsToken"; + SyntaxKind[SyntaxKind["ExclamationEqualsToken"] = 33] = "ExclamationEqualsToken"; + SyntaxKind[SyntaxKind["EqualsEqualsEqualsToken"] = 34] = "EqualsEqualsEqualsToken"; + SyntaxKind[SyntaxKind["ExclamationEqualsEqualsToken"] = 35] = "ExclamationEqualsEqualsToken"; + SyntaxKind[SyntaxKind["EqualsGreaterThanToken"] = 36] = "EqualsGreaterThanToken"; + SyntaxKind[SyntaxKind["PlusToken"] = 37] = "PlusToken"; + SyntaxKind[SyntaxKind["MinusToken"] = 38] = "MinusToken"; + SyntaxKind[SyntaxKind["AsteriskToken"] = 39] = "AsteriskToken"; + SyntaxKind[SyntaxKind["AsteriskAsteriskToken"] = 40] = "AsteriskAsteriskToken"; + SyntaxKind[SyntaxKind["SlashToken"] = 41] = "SlashToken"; + SyntaxKind[SyntaxKind["PercentToken"] = 42] = "PercentToken"; + SyntaxKind[SyntaxKind["PlusPlusToken"] = 43] = "PlusPlusToken"; + SyntaxKind[SyntaxKind["MinusMinusToken"] = 44] = "MinusMinusToken"; + SyntaxKind[SyntaxKind["LessThanLessThanToken"] = 45] = "LessThanLessThanToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanToken"] = 46] = "GreaterThanGreaterThanToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanToken"] = 47] = "GreaterThanGreaterThanGreaterThanToken"; + SyntaxKind[SyntaxKind["AmpersandToken"] = 48] = "AmpersandToken"; + SyntaxKind[SyntaxKind["BarToken"] = 49] = "BarToken"; + SyntaxKind[SyntaxKind["CaretToken"] = 50] = "CaretToken"; + SyntaxKind[SyntaxKind["ExclamationToken"] = 51] = "ExclamationToken"; + SyntaxKind[SyntaxKind["TildeToken"] = 52] = "TildeToken"; + SyntaxKind[SyntaxKind["AmpersandAmpersandToken"] = 53] = "AmpersandAmpersandToken"; + SyntaxKind[SyntaxKind["BarBarToken"] = 54] = "BarBarToken"; + SyntaxKind[SyntaxKind["QuestionToken"] = 55] = "QuestionToken"; + SyntaxKind[SyntaxKind["ColonToken"] = 56] = "ColonToken"; + SyntaxKind[SyntaxKind["AtToken"] = 57] = "AtToken"; // Assignments - SyntaxKind[SyntaxKind["EqualsToken"] = 57] = "EqualsToken"; - SyntaxKind[SyntaxKind["PlusEqualsToken"] = 58] = "PlusEqualsToken"; - SyntaxKind[SyntaxKind["MinusEqualsToken"] = 59] = "MinusEqualsToken"; - SyntaxKind[SyntaxKind["AsteriskEqualsToken"] = 60] = "AsteriskEqualsToken"; - SyntaxKind[SyntaxKind["AsteriskAsteriskEqualsToken"] = 61] = "AsteriskAsteriskEqualsToken"; - SyntaxKind[SyntaxKind["SlashEqualsToken"] = 62] = "SlashEqualsToken"; - SyntaxKind[SyntaxKind["PercentEqualsToken"] = 63] = "PercentEqualsToken"; - SyntaxKind[SyntaxKind["LessThanLessThanEqualsToken"] = 64] = "LessThanLessThanEqualsToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanEqualsToken"] = 65] = "GreaterThanGreaterThanEqualsToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanEqualsToken"] = 66] = "GreaterThanGreaterThanGreaterThanEqualsToken"; - SyntaxKind[SyntaxKind["AmpersandEqualsToken"] = 67] = "AmpersandEqualsToken"; - SyntaxKind[SyntaxKind["BarEqualsToken"] = 68] = "BarEqualsToken"; - SyntaxKind[SyntaxKind["CaretEqualsToken"] = 69] = "CaretEqualsToken"; + SyntaxKind[SyntaxKind["EqualsToken"] = 58] = "EqualsToken"; + SyntaxKind[SyntaxKind["PlusEqualsToken"] = 59] = "PlusEqualsToken"; + SyntaxKind[SyntaxKind["MinusEqualsToken"] = 60] = "MinusEqualsToken"; + SyntaxKind[SyntaxKind["AsteriskEqualsToken"] = 61] = "AsteriskEqualsToken"; + SyntaxKind[SyntaxKind["AsteriskAsteriskEqualsToken"] = 62] = "AsteriskAsteriskEqualsToken"; + SyntaxKind[SyntaxKind["SlashEqualsToken"] = 63] = "SlashEqualsToken"; + SyntaxKind[SyntaxKind["PercentEqualsToken"] = 64] = "PercentEqualsToken"; + SyntaxKind[SyntaxKind["LessThanLessThanEqualsToken"] = 65] = "LessThanLessThanEqualsToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanEqualsToken"] = 66] = "GreaterThanGreaterThanEqualsToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanEqualsToken"] = 67] = "GreaterThanGreaterThanGreaterThanEqualsToken"; + SyntaxKind[SyntaxKind["AmpersandEqualsToken"] = 68] = "AmpersandEqualsToken"; + SyntaxKind[SyntaxKind["BarEqualsToken"] = 69] = "BarEqualsToken"; + SyntaxKind[SyntaxKind["CaretEqualsToken"] = 70] = "CaretEqualsToken"; // Identifiers - SyntaxKind[SyntaxKind["Identifier"] = 70] = "Identifier"; + SyntaxKind[SyntaxKind["Identifier"] = 71] = "Identifier"; // Reserved words - SyntaxKind[SyntaxKind["BreakKeyword"] = 71] = "BreakKeyword"; - SyntaxKind[SyntaxKind["CaseKeyword"] = 72] = "CaseKeyword"; - SyntaxKind[SyntaxKind["CatchKeyword"] = 73] = "CatchKeyword"; - SyntaxKind[SyntaxKind["ClassKeyword"] = 74] = "ClassKeyword"; - SyntaxKind[SyntaxKind["ConstKeyword"] = 75] = "ConstKeyword"; - SyntaxKind[SyntaxKind["ContinueKeyword"] = 76] = "ContinueKeyword"; - SyntaxKind[SyntaxKind["DebuggerKeyword"] = 77] = "DebuggerKeyword"; - SyntaxKind[SyntaxKind["DefaultKeyword"] = 78] = "DefaultKeyword"; - SyntaxKind[SyntaxKind["DeleteKeyword"] = 79] = "DeleteKeyword"; - SyntaxKind[SyntaxKind["DoKeyword"] = 80] = "DoKeyword"; - SyntaxKind[SyntaxKind["ElseKeyword"] = 81] = "ElseKeyword"; - SyntaxKind[SyntaxKind["EnumKeyword"] = 82] = "EnumKeyword"; - SyntaxKind[SyntaxKind["ExportKeyword"] = 83] = "ExportKeyword"; - SyntaxKind[SyntaxKind["ExtendsKeyword"] = 84] = "ExtendsKeyword"; - SyntaxKind[SyntaxKind["FalseKeyword"] = 85] = "FalseKeyword"; - SyntaxKind[SyntaxKind["FinallyKeyword"] = 86] = "FinallyKeyword"; - SyntaxKind[SyntaxKind["ForKeyword"] = 87] = "ForKeyword"; - SyntaxKind[SyntaxKind["FunctionKeyword"] = 88] = "FunctionKeyword"; - SyntaxKind[SyntaxKind["IfKeyword"] = 89] = "IfKeyword"; - SyntaxKind[SyntaxKind["ImportKeyword"] = 90] = "ImportKeyword"; - SyntaxKind[SyntaxKind["InKeyword"] = 91] = "InKeyword"; - SyntaxKind[SyntaxKind["InstanceOfKeyword"] = 92] = "InstanceOfKeyword"; - SyntaxKind[SyntaxKind["NewKeyword"] = 93] = "NewKeyword"; - SyntaxKind[SyntaxKind["NullKeyword"] = 94] = "NullKeyword"; - SyntaxKind[SyntaxKind["ReturnKeyword"] = 95] = "ReturnKeyword"; - SyntaxKind[SyntaxKind["SuperKeyword"] = 96] = "SuperKeyword"; - SyntaxKind[SyntaxKind["SwitchKeyword"] = 97] = "SwitchKeyword"; - SyntaxKind[SyntaxKind["ThisKeyword"] = 98] = "ThisKeyword"; - SyntaxKind[SyntaxKind["ThrowKeyword"] = 99] = "ThrowKeyword"; - SyntaxKind[SyntaxKind["TrueKeyword"] = 100] = "TrueKeyword"; - SyntaxKind[SyntaxKind["TryKeyword"] = 101] = "TryKeyword"; - SyntaxKind[SyntaxKind["TypeOfKeyword"] = 102] = "TypeOfKeyword"; - SyntaxKind[SyntaxKind["VarKeyword"] = 103] = "VarKeyword"; - SyntaxKind[SyntaxKind["VoidKeyword"] = 104] = "VoidKeyword"; - SyntaxKind[SyntaxKind["WhileKeyword"] = 105] = "WhileKeyword"; - SyntaxKind[SyntaxKind["WithKeyword"] = 106] = "WithKeyword"; + SyntaxKind[SyntaxKind["BreakKeyword"] = 72] = "BreakKeyword"; + SyntaxKind[SyntaxKind["CaseKeyword"] = 73] = "CaseKeyword"; + SyntaxKind[SyntaxKind["CatchKeyword"] = 74] = "CatchKeyword"; + SyntaxKind[SyntaxKind["ClassKeyword"] = 75] = "ClassKeyword"; + SyntaxKind[SyntaxKind["ConstKeyword"] = 76] = "ConstKeyword"; + SyntaxKind[SyntaxKind["ContinueKeyword"] = 77] = "ContinueKeyword"; + SyntaxKind[SyntaxKind["DebuggerKeyword"] = 78] = "DebuggerKeyword"; + SyntaxKind[SyntaxKind["DefaultKeyword"] = 79] = "DefaultKeyword"; + SyntaxKind[SyntaxKind["DeleteKeyword"] = 80] = "DeleteKeyword"; + SyntaxKind[SyntaxKind["DoKeyword"] = 81] = "DoKeyword"; + SyntaxKind[SyntaxKind["ElseKeyword"] = 82] = "ElseKeyword"; + SyntaxKind[SyntaxKind["EnumKeyword"] = 83] = "EnumKeyword"; + SyntaxKind[SyntaxKind["ExportKeyword"] = 84] = "ExportKeyword"; + SyntaxKind[SyntaxKind["ExtendsKeyword"] = 85] = "ExtendsKeyword"; + SyntaxKind[SyntaxKind["FalseKeyword"] = 86] = "FalseKeyword"; + SyntaxKind[SyntaxKind["FinallyKeyword"] = 87] = "FinallyKeyword"; + SyntaxKind[SyntaxKind["ForKeyword"] = 88] = "ForKeyword"; + SyntaxKind[SyntaxKind["FunctionKeyword"] = 89] = "FunctionKeyword"; + SyntaxKind[SyntaxKind["IfKeyword"] = 90] = "IfKeyword"; + SyntaxKind[SyntaxKind["ImportKeyword"] = 91] = "ImportKeyword"; + SyntaxKind[SyntaxKind["InKeyword"] = 92] = "InKeyword"; + SyntaxKind[SyntaxKind["InstanceOfKeyword"] = 93] = "InstanceOfKeyword"; + SyntaxKind[SyntaxKind["NewKeyword"] = 94] = "NewKeyword"; + SyntaxKind[SyntaxKind["NullKeyword"] = 95] = "NullKeyword"; + SyntaxKind[SyntaxKind["ReturnKeyword"] = 96] = "ReturnKeyword"; + SyntaxKind[SyntaxKind["SuperKeyword"] = 97] = "SuperKeyword"; + SyntaxKind[SyntaxKind["SwitchKeyword"] = 98] = "SwitchKeyword"; + SyntaxKind[SyntaxKind["ThisKeyword"] = 99] = "ThisKeyword"; + SyntaxKind[SyntaxKind["ThrowKeyword"] = 100] = "ThrowKeyword"; + SyntaxKind[SyntaxKind["TrueKeyword"] = 101] = "TrueKeyword"; + SyntaxKind[SyntaxKind["TryKeyword"] = 102] = "TryKeyword"; + SyntaxKind[SyntaxKind["TypeOfKeyword"] = 103] = "TypeOfKeyword"; + SyntaxKind[SyntaxKind["VarKeyword"] = 104] = "VarKeyword"; + SyntaxKind[SyntaxKind["VoidKeyword"] = 105] = "VoidKeyword"; + SyntaxKind[SyntaxKind["WhileKeyword"] = 106] = "WhileKeyword"; + SyntaxKind[SyntaxKind["WithKeyword"] = 107] = "WithKeyword"; // Strict mode reserved words - SyntaxKind[SyntaxKind["ImplementsKeyword"] = 107] = "ImplementsKeyword"; - SyntaxKind[SyntaxKind["InterfaceKeyword"] = 108] = "InterfaceKeyword"; - SyntaxKind[SyntaxKind["LetKeyword"] = 109] = "LetKeyword"; - SyntaxKind[SyntaxKind["PackageKeyword"] = 110] = "PackageKeyword"; - SyntaxKind[SyntaxKind["PrivateKeyword"] = 111] = "PrivateKeyword"; - SyntaxKind[SyntaxKind["ProtectedKeyword"] = 112] = "ProtectedKeyword"; - SyntaxKind[SyntaxKind["PublicKeyword"] = 113] = "PublicKeyword"; - SyntaxKind[SyntaxKind["StaticKeyword"] = 114] = "StaticKeyword"; - SyntaxKind[SyntaxKind["YieldKeyword"] = 115] = "YieldKeyword"; + SyntaxKind[SyntaxKind["ImplementsKeyword"] = 108] = "ImplementsKeyword"; + SyntaxKind[SyntaxKind["InterfaceKeyword"] = 109] = "InterfaceKeyword"; + SyntaxKind[SyntaxKind["LetKeyword"] = 110] = "LetKeyword"; + SyntaxKind[SyntaxKind["PackageKeyword"] = 111] = "PackageKeyword"; + SyntaxKind[SyntaxKind["PrivateKeyword"] = 112] = "PrivateKeyword"; + SyntaxKind[SyntaxKind["ProtectedKeyword"] = 113] = "ProtectedKeyword"; + SyntaxKind[SyntaxKind["PublicKeyword"] = 114] = "PublicKeyword"; + SyntaxKind[SyntaxKind["StaticKeyword"] = 115] = "StaticKeyword"; + SyntaxKind[SyntaxKind["YieldKeyword"] = 116] = "YieldKeyword"; // Contextual keywords - SyntaxKind[SyntaxKind["AbstractKeyword"] = 116] = "AbstractKeyword"; - SyntaxKind[SyntaxKind["AsKeyword"] = 117] = "AsKeyword"; - SyntaxKind[SyntaxKind["AnyKeyword"] = 118] = "AnyKeyword"; - SyntaxKind[SyntaxKind["AsyncKeyword"] = 119] = "AsyncKeyword"; - SyntaxKind[SyntaxKind["AwaitKeyword"] = 120] = "AwaitKeyword"; - SyntaxKind[SyntaxKind["BooleanKeyword"] = 121] = "BooleanKeyword"; - SyntaxKind[SyntaxKind["ConstructorKeyword"] = 122] = "ConstructorKeyword"; - SyntaxKind[SyntaxKind["DeclareKeyword"] = 123] = "DeclareKeyword"; - SyntaxKind[SyntaxKind["GetKeyword"] = 124] = "GetKeyword"; - SyntaxKind[SyntaxKind["IsKeyword"] = 125] = "IsKeyword"; - SyntaxKind[SyntaxKind["KeyOfKeyword"] = 126] = "KeyOfKeyword"; - SyntaxKind[SyntaxKind["ModuleKeyword"] = 127] = "ModuleKeyword"; - SyntaxKind[SyntaxKind["NamespaceKeyword"] = 128] = "NamespaceKeyword"; - SyntaxKind[SyntaxKind["NeverKeyword"] = 129] = "NeverKeyword"; - SyntaxKind[SyntaxKind["ReadonlyKeyword"] = 130] = "ReadonlyKeyword"; - SyntaxKind[SyntaxKind["RequireKeyword"] = 131] = "RequireKeyword"; - SyntaxKind[SyntaxKind["NumberKeyword"] = 132] = "NumberKeyword"; - SyntaxKind[SyntaxKind["SetKeyword"] = 133] = "SetKeyword"; - SyntaxKind[SyntaxKind["StringKeyword"] = 134] = "StringKeyword"; - SyntaxKind[SyntaxKind["SymbolKeyword"] = 135] = "SymbolKeyword"; - SyntaxKind[SyntaxKind["TypeKeyword"] = 136] = "TypeKeyword"; - SyntaxKind[SyntaxKind["UndefinedKeyword"] = 137] = "UndefinedKeyword"; - SyntaxKind[SyntaxKind["FromKeyword"] = 138] = "FromKeyword"; - SyntaxKind[SyntaxKind["GlobalKeyword"] = 139] = "GlobalKeyword"; - SyntaxKind[SyntaxKind["OfKeyword"] = 140] = "OfKeyword"; + SyntaxKind[SyntaxKind["AbstractKeyword"] = 117] = "AbstractKeyword"; + SyntaxKind[SyntaxKind["AsKeyword"] = 118] = "AsKeyword"; + SyntaxKind[SyntaxKind["AnyKeyword"] = 119] = "AnyKeyword"; + SyntaxKind[SyntaxKind["AsyncKeyword"] = 120] = "AsyncKeyword"; + SyntaxKind[SyntaxKind["AwaitKeyword"] = 121] = "AwaitKeyword"; + SyntaxKind[SyntaxKind["BooleanKeyword"] = 122] = "BooleanKeyword"; + SyntaxKind[SyntaxKind["ConstructorKeyword"] = 123] = "ConstructorKeyword"; + SyntaxKind[SyntaxKind["DeclareKeyword"] = 124] = "DeclareKeyword"; + SyntaxKind[SyntaxKind["GetKeyword"] = 125] = "GetKeyword"; + SyntaxKind[SyntaxKind["IsKeyword"] = 126] = "IsKeyword"; + SyntaxKind[SyntaxKind["KeyOfKeyword"] = 127] = "KeyOfKeyword"; + SyntaxKind[SyntaxKind["ModuleKeyword"] = 128] = "ModuleKeyword"; + SyntaxKind[SyntaxKind["NamespaceKeyword"] = 129] = "NamespaceKeyword"; + SyntaxKind[SyntaxKind["NeverKeyword"] = 130] = "NeverKeyword"; + SyntaxKind[SyntaxKind["ReadonlyKeyword"] = 131] = "ReadonlyKeyword"; + SyntaxKind[SyntaxKind["RequireKeyword"] = 132] = "RequireKeyword"; + SyntaxKind[SyntaxKind["NumberKeyword"] = 133] = "NumberKeyword"; + SyntaxKind[SyntaxKind["ObjectKeyword"] = 134] = "ObjectKeyword"; + SyntaxKind[SyntaxKind["SetKeyword"] = 135] = "SetKeyword"; + SyntaxKind[SyntaxKind["StringKeyword"] = 136] = "StringKeyword"; + SyntaxKind[SyntaxKind["SymbolKeyword"] = 137] = "SymbolKeyword"; + SyntaxKind[SyntaxKind["TypeKeyword"] = 138] = "TypeKeyword"; + SyntaxKind[SyntaxKind["UndefinedKeyword"] = 139] = "UndefinedKeyword"; + SyntaxKind[SyntaxKind["FromKeyword"] = 140] = "FromKeyword"; + SyntaxKind[SyntaxKind["GlobalKeyword"] = 141] = "GlobalKeyword"; + SyntaxKind[SyntaxKind["OfKeyword"] = 142] = "OfKeyword"; // Parse tree nodes // Names - SyntaxKind[SyntaxKind["QualifiedName"] = 141] = "QualifiedName"; - SyntaxKind[SyntaxKind["ComputedPropertyName"] = 142] = "ComputedPropertyName"; + SyntaxKind[SyntaxKind["QualifiedName"] = 143] = "QualifiedName"; + SyntaxKind[SyntaxKind["ComputedPropertyName"] = 144] = "ComputedPropertyName"; // Signature elements - SyntaxKind[SyntaxKind["TypeParameter"] = 143] = "TypeParameter"; - SyntaxKind[SyntaxKind["Parameter"] = 144] = "Parameter"; - SyntaxKind[SyntaxKind["Decorator"] = 145] = "Decorator"; + SyntaxKind[SyntaxKind["TypeParameter"] = 145] = "TypeParameter"; + SyntaxKind[SyntaxKind["Parameter"] = 146] = "Parameter"; + SyntaxKind[SyntaxKind["Decorator"] = 147] = "Decorator"; // TypeMember - SyntaxKind[SyntaxKind["PropertySignature"] = 146] = "PropertySignature"; - SyntaxKind[SyntaxKind["PropertyDeclaration"] = 147] = "PropertyDeclaration"; - SyntaxKind[SyntaxKind["MethodSignature"] = 148] = "MethodSignature"; - SyntaxKind[SyntaxKind["MethodDeclaration"] = 149] = "MethodDeclaration"; - SyntaxKind[SyntaxKind["Constructor"] = 150] = "Constructor"; - SyntaxKind[SyntaxKind["GetAccessor"] = 151] = "GetAccessor"; - SyntaxKind[SyntaxKind["SetAccessor"] = 152] = "SetAccessor"; - SyntaxKind[SyntaxKind["CallSignature"] = 153] = "CallSignature"; - SyntaxKind[SyntaxKind["ConstructSignature"] = 154] = "ConstructSignature"; - SyntaxKind[SyntaxKind["IndexSignature"] = 155] = "IndexSignature"; + SyntaxKind[SyntaxKind["PropertySignature"] = 148] = "PropertySignature"; + SyntaxKind[SyntaxKind["PropertyDeclaration"] = 149] = "PropertyDeclaration"; + SyntaxKind[SyntaxKind["MethodSignature"] = 150] = "MethodSignature"; + SyntaxKind[SyntaxKind["MethodDeclaration"] = 151] = "MethodDeclaration"; + SyntaxKind[SyntaxKind["Constructor"] = 152] = "Constructor"; + SyntaxKind[SyntaxKind["GetAccessor"] = 153] = "GetAccessor"; + SyntaxKind[SyntaxKind["SetAccessor"] = 154] = "SetAccessor"; + SyntaxKind[SyntaxKind["CallSignature"] = 155] = "CallSignature"; + SyntaxKind[SyntaxKind["ConstructSignature"] = 156] = "ConstructSignature"; + SyntaxKind[SyntaxKind["IndexSignature"] = 157] = "IndexSignature"; // Type - SyntaxKind[SyntaxKind["TypePredicate"] = 156] = "TypePredicate"; - SyntaxKind[SyntaxKind["TypeReference"] = 157] = "TypeReference"; - SyntaxKind[SyntaxKind["FunctionType"] = 158] = "FunctionType"; - SyntaxKind[SyntaxKind["ConstructorType"] = 159] = "ConstructorType"; - SyntaxKind[SyntaxKind["TypeQuery"] = 160] = "TypeQuery"; - SyntaxKind[SyntaxKind["TypeLiteral"] = 161] = "TypeLiteral"; - SyntaxKind[SyntaxKind["ArrayType"] = 162] = "ArrayType"; - SyntaxKind[SyntaxKind["TupleType"] = 163] = "TupleType"; - SyntaxKind[SyntaxKind["UnionType"] = 164] = "UnionType"; - SyntaxKind[SyntaxKind["IntersectionType"] = 165] = "IntersectionType"; - SyntaxKind[SyntaxKind["ParenthesizedType"] = 166] = "ParenthesizedType"; - SyntaxKind[SyntaxKind["ThisType"] = 167] = "ThisType"; - SyntaxKind[SyntaxKind["TypeOperator"] = 168] = "TypeOperator"; - SyntaxKind[SyntaxKind["IndexedAccessType"] = 169] = "IndexedAccessType"; - SyntaxKind[SyntaxKind["MappedType"] = 170] = "MappedType"; - SyntaxKind[SyntaxKind["LiteralType"] = 171] = "LiteralType"; + SyntaxKind[SyntaxKind["TypePredicate"] = 158] = "TypePredicate"; + SyntaxKind[SyntaxKind["TypeReference"] = 159] = "TypeReference"; + SyntaxKind[SyntaxKind["FunctionType"] = 160] = "FunctionType"; + SyntaxKind[SyntaxKind["ConstructorType"] = 161] = "ConstructorType"; + SyntaxKind[SyntaxKind["TypeQuery"] = 162] = "TypeQuery"; + SyntaxKind[SyntaxKind["TypeLiteral"] = 163] = "TypeLiteral"; + SyntaxKind[SyntaxKind["ArrayType"] = 164] = "ArrayType"; + SyntaxKind[SyntaxKind["TupleType"] = 165] = "TupleType"; + SyntaxKind[SyntaxKind["UnionType"] = 166] = "UnionType"; + SyntaxKind[SyntaxKind["IntersectionType"] = 167] = "IntersectionType"; + SyntaxKind[SyntaxKind["ParenthesizedType"] = 168] = "ParenthesizedType"; + SyntaxKind[SyntaxKind["ThisType"] = 169] = "ThisType"; + SyntaxKind[SyntaxKind["TypeOperator"] = 170] = "TypeOperator"; + SyntaxKind[SyntaxKind["IndexedAccessType"] = 171] = "IndexedAccessType"; + SyntaxKind[SyntaxKind["MappedType"] = 172] = "MappedType"; + SyntaxKind[SyntaxKind["LiteralType"] = 173] = "LiteralType"; // Binding patterns - SyntaxKind[SyntaxKind["ObjectBindingPattern"] = 172] = "ObjectBindingPattern"; - SyntaxKind[SyntaxKind["ArrayBindingPattern"] = 173] = "ArrayBindingPattern"; - SyntaxKind[SyntaxKind["BindingElement"] = 174] = "BindingElement"; + SyntaxKind[SyntaxKind["ObjectBindingPattern"] = 174] = "ObjectBindingPattern"; + SyntaxKind[SyntaxKind["ArrayBindingPattern"] = 175] = "ArrayBindingPattern"; + SyntaxKind[SyntaxKind["BindingElement"] = 176] = "BindingElement"; // Expression - SyntaxKind[SyntaxKind["ArrayLiteralExpression"] = 175] = "ArrayLiteralExpression"; - SyntaxKind[SyntaxKind["ObjectLiteralExpression"] = 176] = "ObjectLiteralExpression"; - SyntaxKind[SyntaxKind["PropertyAccessExpression"] = 177] = "PropertyAccessExpression"; - SyntaxKind[SyntaxKind["ElementAccessExpression"] = 178] = "ElementAccessExpression"; - SyntaxKind[SyntaxKind["CallExpression"] = 179] = "CallExpression"; - SyntaxKind[SyntaxKind["NewExpression"] = 180] = "NewExpression"; - SyntaxKind[SyntaxKind["TaggedTemplateExpression"] = 181] = "TaggedTemplateExpression"; - SyntaxKind[SyntaxKind["TypeAssertionExpression"] = 182] = "TypeAssertionExpression"; - SyntaxKind[SyntaxKind["ParenthesizedExpression"] = 183] = "ParenthesizedExpression"; - SyntaxKind[SyntaxKind["FunctionExpression"] = 184] = "FunctionExpression"; - SyntaxKind[SyntaxKind["ArrowFunction"] = 185] = "ArrowFunction"; - SyntaxKind[SyntaxKind["DeleteExpression"] = 186] = "DeleteExpression"; - SyntaxKind[SyntaxKind["TypeOfExpression"] = 187] = "TypeOfExpression"; - SyntaxKind[SyntaxKind["VoidExpression"] = 188] = "VoidExpression"; - SyntaxKind[SyntaxKind["AwaitExpression"] = 189] = "AwaitExpression"; - SyntaxKind[SyntaxKind["PrefixUnaryExpression"] = 190] = "PrefixUnaryExpression"; - SyntaxKind[SyntaxKind["PostfixUnaryExpression"] = 191] = "PostfixUnaryExpression"; - SyntaxKind[SyntaxKind["BinaryExpression"] = 192] = "BinaryExpression"; - SyntaxKind[SyntaxKind["ConditionalExpression"] = 193] = "ConditionalExpression"; - SyntaxKind[SyntaxKind["TemplateExpression"] = 194] = "TemplateExpression"; - SyntaxKind[SyntaxKind["YieldExpression"] = 195] = "YieldExpression"; - SyntaxKind[SyntaxKind["SpreadElement"] = 196] = "SpreadElement"; - SyntaxKind[SyntaxKind["ClassExpression"] = 197] = "ClassExpression"; - SyntaxKind[SyntaxKind["OmittedExpression"] = 198] = "OmittedExpression"; - SyntaxKind[SyntaxKind["ExpressionWithTypeArguments"] = 199] = "ExpressionWithTypeArguments"; - SyntaxKind[SyntaxKind["AsExpression"] = 200] = "AsExpression"; - SyntaxKind[SyntaxKind["NonNullExpression"] = 201] = "NonNullExpression"; + SyntaxKind[SyntaxKind["ArrayLiteralExpression"] = 177] = "ArrayLiteralExpression"; + SyntaxKind[SyntaxKind["ObjectLiteralExpression"] = 178] = "ObjectLiteralExpression"; + SyntaxKind[SyntaxKind["PropertyAccessExpression"] = 179] = "PropertyAccessExpression"; + SyntaxKind[SyntaxKind["ElementAccessExpression"] = 180] = "ElementAccessExpression"; + SyntaxKind[SyntaxKind["CallExpression"] = 181] = "CallExpression"; + SyntaxKind[SyntaxKind["NewExpression"] = 182] = "NewExpression"; + SyntaxKind[SyntaxKind["TaggedTemplateExpression"] = 183] = "TaggedTemplateExpression"; + SyntaxKind[SyntaxKind["TypeAssertionExpression"] = 184] = "TypeAssertionExpression"; + SyntaxKind[SyntaxKind["ParenthesizedExpression"] = 185] = "ParenthesizedExpression"; + SyntaxKind[SyntaxKind["FunctionExpression"] = 186] = "FunctionExpression"; + SyntaxKind[SyntaxKind["ArrowFunction"] = 187] = "ArrowFunction"; + SyntaxKind[SyntaxKind["DeleteExpression"] = 188] = "DeleteExpression"; + SyntaxKind[SyntaxKind["TypeOfExpression"] = 189] = "TypeOfExpression"; + SyntaxKind[SyntaxKind["VoidExpression"] = 190] = "VoidExpression"; + SyntaxKind[SyntaxKind["AwaitExpression"] = 191] = "AwaitExpression"; + SyntaxKind[SyntaxKind["PrefixUnaryExpression"] = 192] = "PrefixUnaryExpression"; + SyntaxKind[SyntaxKind["PostfixUnaryExpression"] = 193] = "PostfixUnaryExpression"; + SyntaxKind[SyntaxKind["BinaryExpression"] = 194] = "BinaryExpression"; + SyntaxKind[SyntaxKind["ConditionalExpression"] = 195] = "ConditionalExpression"; + SyntaxKind[SyntaxKind["TemplateExpression"] = 196] = "TemplateExpression"; + SyntaxKind[SyntaxKind["YieldExpression"] = 197] = "YieldExpression"; + SyntaxKind[SyntaxKind["SpreadElement"] = 198] = "SpreadElement"; + SyntaxKind[SyntaxKind["ClassExpression"] = 199] = "ClassExpression"; + SyntaxKind[SyntaxKind["OmittedExpression"] = 200] = "OmittedExpression"; + SyntaxKind[SyntaxKind["ExpressionWithTypeArguments"] = 201] = "ExpressionWithTypeArguments"; + SyntaxKind[SyntaxKind["AsExpression"] = 202] = "AsExpression"; + SyntaxKind[SyntaxKind["NonNullExpression"] = 203] = "NonNullExpression"; + SyntaxKind[SyntaxKind["MetaProperty"] = 204] = "MetaProperty"; // Misc - SyntaxKind[SyntaxKind["TemplateSpan"] = 202] = "TemplateSpan"; - SyntaxKind[SyntaxKind["SemicolonClassElement"] = 203] = "SemicolonClassElement"; + SyntaxKind[SyntaxKind["TemplateSpan"] = 205] = "TemplateSpan"; + SyntaxKind[SyntaxKind["SemicolonClassElement"] = 206] = "SemicolonClassElement"; // Element - SyntaxKind[SyntaxKind["Block"] = 204] = "Block"; - SyntaxKind[SyntaxKind["VariableStatement"] = 205] = "VariableStatement"; - SyntaxKind[SyntaxKind["EmptyStatement"] = 206] = "EmptyStatement"; - SyntaxKind[SyntaxKind["ExpressionStatement"] = 207] = "ExpressionStatement"; - SyntaxKind[SyntaxKind["IfStatement"] = 208] = "IfStatement"; - SyntaxKind[SyntaxKind["DoStatement"] = 209] = "DoStatement"; - SyntaxKind[SyntaxKind["WhileStatement"] = 210] = "WhileStatement"; - SyntaxKind[SyntaxKind["ForStatement"] = 211] = "ForStatement"; - SyntaxKind[SyntaxKind["ForInStatement"] = 212] = "ForInStatement"; - SyntaxKind[SyntaxKind["ForOfStatement"] = 213] = "ForOfStatement"; - SyntaxKind[SyntaxKind["ContinueStatement"] = 214] = "ContinueStatement"; - SyntaxKind[SyntaxKind["BreakStatement"] = 215] = "BreakStatement"; - SyntaxKind[SyntaxKind["ReturnStatement"] = 216] = "ReturnStatement"; - SyntaxKind[SyntaxKind["WithStatement"] = 217] = "WithStatement"; - SyntaxKind[SyntaxKind["SwitchStatement"] = 218] = "SwitchStatement"; - SyntaxKind[SyntaxKind["LabeledStatement"] = 219] = "LabeledStatement"; - SyntaxKind[SyntaxKind["ThrowStatement"] = 220] = "ThrowStatement"; - SyntaxKind[SyntaxKind["TryStatement"] = 221] = "TryStatement"; - SyntaxKind[SyntaxKind["DebuggerStatement"] = 222] = "DebuggerStatement"; - SyntaxKind[SyntaxKind["VariableDeclaration"] = 223] = "VariableDeclaration"; - SyntaxKind[SyntaxKind["VariableDeclarationList"] = 224] = "VariableDeclarationList"; - SyntaxKind[SyntaxKind["FunctionDeclaration"] = 225] = "FunctionDeclaration"; - SyntaxKind[SyntaxKind["ClassDeclaration"] = 226] = "ClassDeclaration"; - SyntaxKind[SyntaxKind["InterfaceDeclaration"] = 227] = "InterfaceDeclaration"; - SyntaxKind[SyntaxKind["TypeAliasDeclaration"] = 228] = "TypeAliasDeclaration"; - SyntaxKind[SyntaxKind["EnumDeclaration"] = 229] = "EnumDeclaration"; - SyntaxKind[SyntaxKind["ModuleDeclaration"] = 230] = "ModuleDeclaration"; - SyntaxKind[SyntaxKind["ModuleBlock"] = 231] = "ModuleBlock"; - SyntaxKind[SyntaxKind["CaseBlock"] = 232] = "CaseBlock"; - SyntaxKind[SyntaxKind["NamespaceExportDeclaration"] = 233] = "NamespaceExportDeclaration"; - SyntaxKind[SyntaxKind["ImportEqualsDeclaration"] = 234] = "ImportEqualsDeclaration"; - SyntaxKind[SyntaxKind["ImportDeclaration"] = 235] = "ImportDeclaration"; - SyntaxKind[SyntaxKind["ImportClause"] = 236] = "ImportClause"; - SyntaxKind[SyntaxKind["NamespaceImport"] = 237] = "NamespaceImport"; - SyntaxKind[SyntaxKind["NamedImports"] = 238] = "NamedImports"; - SyntaxKind[SyntaxKind["ImportSpecifier"] = 239] = "ImportSpecifier"; - SyntaxKind[SyntaxKind["ExportAssignment"] = 240] = "ExportAssignment"; - SyntaxKind[SyntaxKind["ExportDeclaration"] = 241] = "ExportDeclaration"; - SyntaxKind[SyntaxKind["NamedExports"] = 242] = "NamedExports"; - SyntaxKind[SyntaxKind["ExportSpecifier"] = 243] = "ExportSpecifier"; - SyntaxKind[SyntaxKind["MissingDeclaration"] = 244] = "MissingDeclaration"; + SyntaxKind[SyntaxKind["Block"] = 207] = "Block"; + SyntaxKind[SyntaxKind["VariableStatement"] = 208] = "VariableStatement"; + SyntaxKind[SyntaxKind["EmptyStatement"] = 209] = "EmptyStatement"; + SyntaxKind[SyntaxKind["ExpressionStatement"] = 210] = "ExpressionStatement"; + SyntaxKind[SyntaxKind["IfStatement"] = 211] = "IfStatement"; + SyntaxKind[SyntaxKind["DoStatement"] = 212] = "DoStatement"; + SyntaxKind[SyntaxKind["WhileStatement"] = 213] = "WhileStatement"; + SyntaxKind[SyntaxKind["ForStatement"] = 214] = "ForStatement"; + SyntaxKind[SyntaxKind["ForInStatement"] = 215] = "ForInStatement"; + SyntaxKind[SyntaxKind["ForOfStatement"] = 216] = "ForOfStatement"; + SyntaxKind[SyntaxKind["ContinueStatement"] = 217] = "ContinueStatement"; + SyntaxKind[SyntaxKind["BreakStatement"] = 218] = "BreakStatement"; + SyntaxKind[SyntaxKind["ReturnStatement"] = 219] = "ReturnStatement"; + SyntaxKind[SyntaxKind["WithStatement"] = 220] = "WithStatement"; + SyntaxKind[SyntaxKind["SwitchStatement"] = 221] = "SwitchStatement"; + SyntaxKind[SyntaxKind["LabeledStatement"] = 222] = "LabeledStatement"; + SyntaxKind[SyntaxKind["ThrowStatement"] = 223] = "ThrowStatement"; + SyntaxKind[SyntaxKind["TryStatement"] = 224] = "TryStatement"; + SyntaxKind[SyntaxKind["DebuggerStatement"] = 225] = "DebuggerStatement"; + SyntaxKind[SyntaxKind["VariableDeclaration"] = 226] = "VariableDeclaration"; + SyntaxKind[SyntaxKind["VariableDeclarationList"] = 227] = "VariableDeclarationList"; + SyntaxKind[SyntaxKind["FunctionDeclaration"] = 228] = "FunctionDeclaration"; + SyntaxKind[SyntaxKind["ClassDeclaration"] = 229] = "ClassDeclaration"; + SyntaxKind[SyntaxKind["InterfaceDeclaration"] = 230] = "InterfaceDeclaration"; + SyntaxKind[SyntaxKind["TypeAliasDeclaration"] = 231] = "TypeAliasDeclaration"; + SyntaxKind[SyntaxKind["EnumDeclaration"] = 232] = "EnumDeclaration"; + SyntaxKind[SyntaxKind["ModuleDeclaration"] = 233] = "ModuleDeclaration"; + SyntaxKind[SyntaxKind["ModuleBlock"] = 234] = "ModuleBlock"; + SyntaxKind[SyntaxKind["CaseBlock"] = 235] = "CaseBlock"; + SyntaxKind[SyntaxKind["NamespaceExportDeclaration"] = 236] = "NamespaceExportDeclaration"; + SyntaxKind[SyntaxKind["ImportEqualsDeclaration"] = 237] = "ImportEqualsDeclaration"; + SyntaxKind[SyntaxKind["ImportDeclaration"] = 238] = "ImportDeclaration"; + SyntaxKind[SyntaxKind["ImportClause"] = 239] = "ImportClause"; + SyntaxKind[SyntaxKind["NamespaceImport"] = 240] = "NamespaceImport"; + SyntaxKind[SyntaxKind["NamedImports"] = 241] = "NamedImports"; + SyntaxKind[SyntaxKind["ImportSpecifier"] = 242] = "ImportSpecifier"; + SyntaxKind[SyntaxKind["ExportAssignment"] = 243] = "ExportAssignment"; + SyntaxKind[SyntaxKind["ExportDeclaration"] = 244] = "ExportDeclaration"; + SyntaxKind[SyntaxKind["NamedExports"] = 245] = "NamedExports"; + SyntaxKind[SyntaxKind["ExportSpecifier"] = 246] = "ExportSpecifier"; + SyntaxKind[SyntaxKind["MissingDeclaration"] = 247] = "MissingDeclaration"; // Module references - SyntaxKind[SyntaxKind["ExternalModuleReference"] = 245] = "ExternalModuleReference"; + SyntaxKind[SyntaxKind["ExternalModuleReference"] = 248] = "ExternalModuleReference"; // JSX - SyntaxKind[SyntaxKind["JsxElement"] = 246] = "JsxElement"; - SyntaxKind[SyntaxKind["JsxSelfClosingElement"] = 247] = "JsxSelfClosingElement"; - SyntaxKind[SyntaxKind["JsxOpeningElement"] = 248] = "JsxOpeningElement"; - SyntaxKind[SyntaxKind["JsxClosingElement"] = 249] = "JsxClosingElement"; - SyntaxKind[SyntaxKind["JsxAttribute"] = 250] = "JsxAttribute"; - SyntaxKind[SyntaxKind["JsxSpreadAttribute"] = 251] = "JsxSpreadAttribute"; - SyntaxKind[SyntaxKind["JsxExpression"] = 252] = "JsxExpression"; + SyntaxKind[SyntaxKind["JsxElement"] = 249] = "JsxElement"; + SyntaxKind[SyntaxKind["JsxSelfClosingElement"] = 250] = "JsxSelfClosingElement"; + SyntaxKind[SyntaxKind["JsxOpeningElement"] = 251] = "JsxOpeningElement"; + SyntaxKind[SyntaxKind["JsxClosingElement"] = 252] = "JsxClosingElement"; + SyntaxKind[SyntaxKind["JsxAttribute"] = 253] = "JsxAttribute"; + SyntaxKind[SyntaxKind["JsxAttributes"] = 254] = "JsxAttributes"; + SyntaxKind[SyntaxKind["JsxSpreadAttribute"] = 255] = "JsxSpreadAttribute"; + SyntaxKind[SyntaxKind["JsxExpression"] = 256] = "JsxExpression"; // Clauses - SyntaxKind[SyntaxKind["CaseClause"] = 253] = "CaseClause"; - SyntaxKind[SyntaxKind["DefaultClause"] = 254] = "DefaultClause"; - SyntaxKind[SyntaxKind["HeritageClause"] = 255] = "HeritageClause"; - SyntaxKind[SyntaxKind["CatchClause"] = 256] = "CatchClause"; + SyntaxKind[SyntaxKind["CaseClause"] = 257] = "CaseClause"; + SyntaxKind[SyntaxKind["DefaultClause"] = 258] = "DefaultClause"; + SyntaxKind[SyntaxKind["HeritageClause"] = 259] = "HeritageClause"; + SyntaxKind[SyntaxKind["CatchClause"] = 260] = "CatchClause"; // Property assignments - SyntaxKind[SyntaxKind["PropertyAssignment"] = 257] = "PropertyAssignment"; - SyntaxKind[SyntaxKind["ShorthandPropertyAssignment"] = 258] = "ShorthandPropertyAssignment"; - SyntaxKind[SyntaxKind["SpreadAssignment"] = 259] = "SpreadAssignment"; + SyntaxKind[SyntaxKind["PropertyAssignment"] = 261] = "PropertyAssignment"; + SyntaxKind[SyntaxKind["ShorthandPropertyAssignment"] = 262] = "ShorthandPropertyAssignment"; + SyntaxKind[SyntaxKind["SpreadAssignment"] = 263] = "SpreadAssignment"; // Enum - SyntaxKind[SyntaxKind["EnumMember"] = 260] = "EnumMember"; + SyntaxKind[SyntaxKind["EnumMember"] = 264] = "EnumMember"; // Top-level nodes - SyntaxKind[SyntaxKind["SourceFile"] = 261] = "SourceFile"; + SyntaxKind[SyntaxKind["SourceFile"] = 265] = "SourceFile"; + SyntaxKind[SyntaxKind["Bundle"] = 266] = "Bundle"; // JSDoc nodes - SyntaxKind[SyntaxKind["JSDocTypeExpression"] = 262] = "JSDocTypeExpression"; + SyntaxKind[SyntaxKind["JSDocTypeExpression"] = 267] = "JSDocTypeExpression"; // The * type - SyntaxKind[SyntaxKind["JSDocAllType"] = 263] = "JSDocAllType"; + SyntaxKind[SyntaxKind["JSDocAllType"] = 268] = "JSDocAllType"; // The ? type - SyntaxKind[SyntaxKind["JSDocUnknownType"] = 264] = "JSDocUnknownType"; - SyntaxKind[SyntaxKind["JSDocArrayType"] = 265] = "JSDocArrayType"; - SyntaxKind[SyntaxKind["JSDocUnionType"] = 266] = "JSDocUnionType"; - SyntaxKind[SyntaxKind["JSDocTupleType"] = 267] = "JSDocTupleType"; - SyntaxKind[SyntaxKind["JSDocNullableType"] = 268] = "JSDocNullableType"; - SyntaxKind[SyntaxKind["JSDocNonNullableType"] = 269] = "JSDocNonNullableType"; - SyntaxKind[SyntaxKind["JSDocRecordType"] = 270] = "JSDocRecordType"; - SyntaxKind[SyntaxKind["JSDocRecordMember"] = 271] = "JSDocRecordMember"; - SyntaxKind[SyntaxKind["JSDocTypeReference"] = 272] = "JSDocTypeReference"; - SyntaxKind[SyntaxKind["JSDocOptionalType"] = 273] = "JSDocOptionalType"; - SyntaxKind[SyntaxKind["JSDocFunctionType"] = 274] = "JSDocFunctionType"; - SyntaxKind[SyntaxKind["JSDocVariadicType"] = 275] = "JSDocVariadicType"; - SyntaxKind[SyntaxKind["JSDocConstructorType"] = 276] = "JSDocConstructorType"; - SyntaxKind[SyntaxKind["JSDocThisType"] = 277] = "JSDocThisType"; - SyntaxKind[SyntaxKind["JSDocComment"] = 278] = "JSDocComment"; - SyntaxKind[SyntaxKind["JSDocTag"] = 279] = "JSDocTag"; - SyntaxKind[SyntaxKind["JSDocAugmentsTag"] = 280] = "JSDocAugmentsTag"; - SyntaxKind[SyntaxKind["JSDocParameterTag"] = 281] = "JSDocParameterTag"; - SyntaxKind[SyntaxKind["JSDocReturnTag"] = 282] = "JSDocReturnTag"; - SyntaxKind[SyntaxKind["JSDocTypeTag"] = 283] = "JSDocTypeTag"; - SyntaxKind[SyntaxKind["JSDocTemplateTag"] = 284] = "JSDocTemplateTag"; - SyntaxKind[SyntaxKind["JSDocTypedefTag"] = 285] = "JSDocTypedefTag"; - SyntaxKind[SyntaxKind["JSDocPropertyTag"] = 286] = "JSDocPropertyTag"; - SyntaxKind[SyntaxKind["JSDocTypeLiteral"] = 287] = "JSDocTypeLiteral"; - SyntaxKind[SyntaxKind["JSDocLiteralType"] = 288] = "JSDocLiteralType"; - SyntaxKind[SyntaxKind["JSDocNullKeyword"] = 289] = "JSDocNullKeyword"; - SyntaxKind[SyntaxKind["JSDocUndefinedKeyword"] = 290] = "JSDocUndefinedKeyword"; - SyntaxKind[SyntaxKind["JSDocNeverKeyword"] = 291] = "JSDocNeverKeyword"; + SyntaxKind[SyntaxKind["JSDocUnknownType"] = 269] = "JSDocUnknownType"; + SyntaxKind[SyntaxKind["JSDocNullableType"] = 270] = "JSDocNullableType"; + SyntaxKind[SyntaxKind["JSDocNonNullableType"] = 271] = "JSDocNonNullableType"; + SyntaxKind[SyntaxKind["JSDocOptionalType"] = 272] = "JSDocOptionalType"; + SyntaxKind[SyntaxKind["JSDocFunctionType"] = 273] = "JSDocFunctionType"; + SyntaxKind[SyntaxKind["JSDocVariadicType"] = 274] = "JSDocVariadicType"; + SyntaxKind[SyntaxKind["JSDocComment"] = 275] = "JSDocComment"; + SyntaxKind[SyntaxKind["JSDocTag"] = 276] = "JSDocTag"; + SyntaxKind[SyntaxKind["JSDocAugmentsTag"] = 277] = "JSDocAugmentsTag"; + SyntaxKind[SyntaxKind["JSDocClassTag"] = 278] = "JSDocClassTag"; + SyntaxKind[SyntaxKind["JSDocParameterTag"] = 279] = "JSDocParameterTag"; + SyntaxKind[SyntaxKind["JSDocReturnTag"] = 280] = "JSDocReturnTag"; + SyntaxKind[SyntaxKind["JSDocTypeTag"] = 281] = "JSDocTypeTag"; + SyntaxKind[SyntaxKind["JSDocTemplateTag"] = 282] = "JSDocTemplateTag"; + SyntaxKind[SyntaxKind["JSDocTypedefTag"] = 283] = "JSDocTypedefTag"; + SyntaxKind[SyntaxKind["JSDocPropertyTag"] = 284] = "JSDocPropertyTag"; + SyntaxKind[SyntaxKind["JSDocTypeLiteral"] = 285] = "JSDocTypeLiteral"; // Synthesized list - SyntaxKind[SyntaxKind["SyntaxList"] = 292] = "SyntaxList"; + SyntaxKind[SyntaxKind["SyntaxList"] = 286] = "SyntaxList"; // Transformation nodes - SyntaxKind[SyntaxKind["NotEmittedStatement"] = 293] = "NotEmittedStatement"; - SyntaxKind[SyntaxKind["PartiallyEmittedExpression"] = 294] = "PartiallyEmittedExpression"; - SyntaxKind[SyntaxKind["MergeDeclarationMarker"] = 295] = "MergeDeclarationMarker"; - SyntaxKind[SyntaxKind["EndOfDeclarationMarker"] = 296] = "EndOfDeclarationMarker"; + SyntaxKind[SyntaxKind["NotEmittedStatement"] = 287] = "NotEmittedStatement"; + SyntaxKind[SyntaxKind["PartiallyEmittedExpression"] = 288] = "PartiallyEmittedExpression"; + SyntaxKind[SyntaxKind["CommaListExpression"] = 289] = "CommaListExpression"; + SyntaxKind[SyntaxKind["MergeDeclarationMarker"] = 290] = "MergeDeclarationMarker"; + SyntaxKind[SyntaxKind["EndOfDeclarationMarker"] = 291] = "EndOfDeclarationMarker"; // Enum value count - SyntaxKind[SyntaxKind["Count"] = 297] = "Count"; + SyntaxKind[SyntaxKind["Count"] = 292] = "Count"; // Markers - SyntaxKind[SyntaxKind["FirstAssignment"] = 57] = "FirstAssignment"; - SyntaxKind[SyntaxKind["LastAssignment"] = 69] = "LastAssignment"; - SyntaxKind[SyntaxKind["FirstCompoundAssignment"] = 58] = "FirstCompoundAssignment"; - SyntaxKind[SyntaxKind["LastCompoundAssignment"] = 69] = "LastCompoundAssignment"; - SyntaxKind[SyntaxKind["FirstReservedWord"] = 71] = "FirstReservedWord"; - SyntaxKind[SyntaxKind["LastReservedWord"] = 106] = "LastReservedWord"; - SyntaxKind[SyntaxKind["FirstKeyword"] = 71] = "FirstKeyword"; - SyntaxKind[SyntaxKind["LastKeyword"] = 140] = "LastKeyword"; - SyntaxKind[SyntaxKind["FirstFutureReservedWord"] = 107] = "FirstFutureReservedWord"; - SyntaxKind[SyntaxKind["LastFutureReservedWord"] = 115] = "LastFutureReservedWord"; - SyntaxKind[SyntaxKind["FirstTypeNode"] = 156] = "FirstTypeNode"; - SyntaxKind[SyntaxKind["LastTypeNode"] = 171] = "LastTypeNode"; - SyntaxKind[SyntaxKind["FirstPunctuation"] = 16] = "FirstPunctuation"; - SyntaxKind[SyntaxKind["LastPunctuation"] = 69] = "LastPunctuation"; + SyntaxKind[SyntaxKind["FirstAssignment"] = 58] = "FirstAssignment"; + SyntaxKind[SyntaxKind["LastAssignment"] = 70] = "LastAssignment"; + SyntaxKind[SyntaxKind["FirstCompoundAssignment"] = 59] = "FirstCompoundAssignment"; + SyntaxKind[SyntaxKind["LastCompoundAssignment"] = 70] = "LastCompoundAssignment"; + SyntaxKind[SyntaxKind["FirstReservedWord"] = 72] = "FirstReservedWord"; + SyntaxKind[SyntaxKind["LastReservedWord"] = 107] = "LastReservedWord"; + SyntaxKind[SyntaxKind["FirstKeyword"] = 72] = "FirstKeyword"; + SyntaxKind[SyntaxKind["LastKeyword"] = 142] = "LastKeyword"; + SyntaxKind[SyntaxKind["FirstFutureReservedWord"] = 108] = "FirstFutureReservedWord"; + SyntaxKind[SyntaxKind["LastFutureReservedWord"] = 116] = "LastFutureReservedWord"; + SyntaxKind[SyntaxKind["FirstTypeNode"] = 158] = "FirstTypeNode"; + SyntaxKind[SyntaxKind["LastTypeNode"] = 173] = "LastTypeNode"; + SyntaxKind[SyntaxKind["FirstPunctuation"] = 17] = "FirstPunctuation"; + SyntaxKind[SyntaxKind["LastPunctuation"] = 70] = "LastPunctuation"; SyntaxKind[SyntaxKind["FirstToken"] = 0] = "FirstToken"; - SyntaxKind[SyntaxKind["LastToken"] = 140] = "LastToken"; + SyntaxKind[SyntaxKind["LastToken"] = 142] = "LastToken"; SyntaxKind[SyntaxKind["FirstTriviaToken"] = 2] = "FirstTriviaToken"; SyntaxKind[SyntaxKind["LastTriviaToken"] = 7] = "LastTriviaToken"; SyntaxKind[SyntaxKind["FirstLiteralToken"] = 8] = "FirstLiteralToken"; - SyntaxKind[SyntaxKind["LastLiteralToken"] = 12] = "LastLiteralToken"; - SyntaxKind[SyntaxKind["FirstTemplateToken"] = 12] = "FirstTemplateToken"; - SyntaxKind[SyntaxKind["LastTemplateToken"] = 15] = "LastTemplateToken"; - SyntaxKind[SyntaxKind["FirstBinaryOperator"] = 26] = "FirstBinaryOperator"; - SyntaxKind[SyntaxKind["LastBinaryOperator"] = 69] = "LastBinaryOperator"; - SyntaxKind[SyntaxKind["FirstNode"] = 141] = "FirstNode"; - SyntaxKind[SyntaxKind["FirstJSDocNode"] = 262] = "FirstJSDocNode"; - SyntaxKind[SyntaxKind["LastJSDocNode"] = 288] = "LastJSDocNode"; - SyntaxKind[SyntaxKind["FirstJSDocTagNode"] = 278] = "FirstJSDocTagNode"; - SyntaxKind[SyntaxKind["LastJSDocTagNode"] = 291] = "LastJSDocTagNode"; + SyntaxKind[SyntaxKind["LastLiteralToken"] = 13] = "LastLiteralToken"; + SyntaxKind[SyntaxKind["FirstTemplateToken"] = 13] = "FirstTemplateToken"; + SyntaxKind[SyntaxKind["LastTemplateToken"] = 16] = "LastTemplateToken"; + SyntaxKind[SyntaxKind["FirstBinaryOperator"] = 27] = "FirstBinaryOperator"; + SyntaxKind[SyntaxKind["LastBinaryOperator"] = 70] = "LastBinaryOperator"; + SyntaxKind[SyntaxKind["FirstNode"] = 143] = "FirstNode"; + SyntaxKind[SyntaxKind["FirstJSDocNode"] = 267] = "FirstJSDocNode"; + SyntaxKind[SyntaxKind["LastJSDocNode"] = 285] = "LastJSDocNode"; + SyntaxKind[SyntaxKind["FirstJSDocTagNode"] = 276] = "FirstJSDocTagNode"; + SyntaxKind[SyntaxKind["LastJSDocTagNode"] = 285] = "LastJSDocTagNode"; })(SyntaxKind = ts.SyntaxKind || (ts.SyntaxKind = {})); var NodeFlags; (function (NodeFlags) { @@ -387,6 +391,17 @@ var ts; NodeFlags[NodeFlags["JavaScriptFile"] = 65536] = "JavaScriptFile"; NodeFlags[NodeFlags["ThisNodeOrAnySubNodesHasError"] = 131072] = "ThisNodeOrAnySubNodesHasError"; NodeFlags[NodeFlags["HasAggregatedChildData"] = 262144] = "HasAggregatedChildData"; + // This flag will be set when the parser encounters a dynamic import expression so that module resolution + // will not have to walk the tree if the flag is not set. However, this flag is just a approximation because + // once it is set, the flag never gets cleared (hence why it's named "PossiblyContainsDynamicImport"). + // During editing, if dynamic import is removed, incremental parsing will *NOT* update this flag. This means that the tree will always be traversed + // during module resolution. However, the removal operation should not occur often and in the case of the + // removal, it is likely that users will add the import anyway. + // The advantage of this approach is its simplicity. For the case of batch compilation, + // we guarantee that users won't have to pay the price of walking the tree if a dynamic import isn't used. + /* @internal */ + NodeFlags[NodeFlags["PossiblyContainsDynamicImport"] = 524288] = "PossiblyContainsDynamicImport"; + NodeFlags[NodeFlags["JSDoc"] = 1048576] = "JSDoc"; NodeFlags[NodeFlags["BlockScoped"] = 3] = "BlockScoped"; NodeFlags[NodeFlags["ReachabilityCheckFlags"] = 384] = "ReachabilityCheckFlags"; NodeFlags[NodeFlags["ReachabilityAndEmitFlags"] = 1408] = "ReachabilityAndEmitFlags"; @@ -442,6 +457,17 @@ var ts; GeneratedIdentifierKind[GeneratedIdentifierKind["Unique"] = 3] = "Unique"; GeneratedIdentifierKind[GeneratedIdentifierKind["Node"] = 4] = "Node"; })(GeneratedIdentifierKind = ts.GeneratedIdentifierKind || (ts.GeneratedIdentifierKind = {})); + /* @internal */ + var NumericLiteralFlags; + (function (NumericLiteralFlags) { + NumericLiteralFlags[NumericLiteralFlags["None"] = 0] = "None"; + NumericLiteralFlags[NumericLiteralFlags["Scientific"] = 2] = "Scientific"; + NumericLiteralFlags[NumericLiteralFlags["Octal"] = 4] = "Octal"; + NumericLiteralFlags[NumericLiteralFlags["HexSpecifier"] = 8] = "HexSpecifier"; + NumericLiteralFlags[NumericLiteralFlags["BinarySpecifier"] = 16] = "BinarySpecifier"; + NumericLiteralFlags[NumericLiteralFlags["OctalSpecifier"] = 32] = "OctalSpecifier"; + NumericLiteralFlags[NumericLiteralFlags["BinaryOrOctalSpecifier"] = 48] = "BinaryOrOctalSpecifier"; + })(NumericLiteralFlags = ts.NumericLiteralFlags || (ts.NumericLiteralFlags = {})); var FlowFlags; (function (FlowFlags) { FlowFlags[FlowFlags["Unreachable"] = 1] = "Unreachable"; @@ -455,15 +481,24 @@ var ts; FlowFlags[FlowFlags["ArrayMutation"] = 256] = "ArrayMutation"; FlowFlags[FlowFlags["Referenced"] = 512] = "Referenced"; FlowFlags[FlowFlags["Shared"] = 1024] = "Shared"; + FlowFlags[FlowFlags["PreFinally"] = 2048] = "PreFinally"; + FlowFlags[FlowFlags["AfterFinally"] = 4096] = "AfterFinally"; FlowFlags[FlowFlags["Label"] = 12] = "Label"; FlowFlags[FlowFlags["Condition"] = 96] = "Condition"; })(FlowFlags = ts.FlowFlags || (ts.FlowFlags = {})); - var OperationCanceledException = (function () { + var OperationCanceledException = /** @class */ (function () { function OperationCanceledException() { } return OperationCanceledException; }()); ts.OperationCanceledException = OperationCanceledException; + /* @internal */ + var StructureIsReused; + (function (StructureIsReused) { + StructureIsReused[StructureIsReused["Not"] = 0] = "Not"; + StructureIsReused[StructureIsReused["SafeModules"] = 1] = "SafeModules"; + StructureIsReused[StructureIsReused["Completely"] = 2] = "Completely"; + })(StructureIsReused = ts.StructureIsReused || (ts.StructureIsReused = {})); /** Return code used by getEmitOutput function to indicate status of the function */ var ExitStatus; (function (ExitStatus) { @@ -476,20 +511,46 @@ var ts; // Diagnostics were produced and outputs were generated in spite of them. ExitStatus[ExitStatus["DiagnosticsPresent_OutputsGenerated"] = 2] = "DiagnosticsPresent_OutputsGenerated"; })(ExitStatus = ts.ExitStatus || (ts.ExitStatus = {})); + var NodeBuilderFlags; + (function (NodeBuilderFlags) { + NodeBuilderFlags[NodeBuilderFlags["None"] = 0] = "None"; + // Options + NodeBuilderFlags[NodeBuilderFlags["NoTruncation"] = 1] = "NoTruncation"; + NodeBuilderFlags[NodeBuilderFlags["WriteArrayAsGenericType"] = 2] = "WriteArrayAsGenericType"; + NodeBuilderFlags[NodeBuilderFlags["WriteTypeArgumentsOfSignature"] = 32] = "WriteTypeArgumentsOfSignature"; + NodeBuilderFlags[NodeBuilderFlags["UseFullyQualifiedType"] = 64] = "UseFullyQualifiedType"; + NodeBuilderFlags[NodeBuilderFlags["SuppressAnyReturnType"] = 256] = "SuppressAnyReturnType"; + NodeBuilderFlags[NodeBuilderFlags["WriteTypeParametersInQualifiedName"] = 512] = "WriteTypeParametersInQualifiedName"; + // Error handling + NodeBuilderFlags[NodeBuilderFlags["AllowThisInObjectLiteral"] = 1024] = "AllowThisInObjectLiteral"; + NodeBuilderFlags[NodeBuilderFlags["AllowQualifedNameInPlaceOfIdentifier"] = 2048] = "AllowQualifedNameInPlaceOfIdentifier"; + NodeBuilderFlags[NodeBuilderFlags["AllowAnonymousIdentifier"] = 8192] = "AllowAnonymousIdentifier"; + NodeBuilderFlags[NodeBuilderFlags["AllowEmptyUnionOrIntersection"] = 16384] = "AllowEmptyUnionOrIntersection"; + NodeBuilderFlags[NodeBuilderFlags["AllowEmptyTuple"] = 32768] = "AllowEmptyTuple"; + NodeBuilderFlags[NodeBuilderFlags["IgnoreErrors"] = 60416] = "IgnoreErrors"; + // State + NodeBuilderFlags[NodeBuilderFlags["InObjectTypeLiteral"] = 1048576] = "InObjectTypeLiteral"; + NodeBuilderFlags[NodeBuilderFlags["InTypeAlias"] = 8388608] = "InTypeAlias"; + })(NodeBuilderFlags = ts.NodeBuilderFlags || (ts.NodeBuilderFlags = {})); var TypeFormatFlags; (function (TypeFormatFlags) { TypeFormatFlags[TypeFormatFlags["None"] = 0] = "None"; TypeFormatFlags[TypeFormatFlags["WriteArrayAsGenericType"] = 1] = "WriteArrayAsGenericType"; - TypeFormatFlags[TypeFormatFlags["UseTypeOfFunction"] = 2] = "UseTypeOfFunction"; - TypeFormatFlags[TypeFormatFlags["NoTruncation"] = 4] = "NoTruncation"; - TypeFormatFlags[TypeFormatFlags["WriteArrowStyleSignature"] = 8] = "WriteArrowStyleSignature"; - TypeFormatFlags[TypeFormatFlags["WriteOwnNameForAnyLike"] = 16] = "WriteOwnNameForAnyLike"; - TypeFormatFlags[TypeFormatFlags["WriteTypeArgumentsOfSignature"] = 32] = "WriteTypeArgumentsOfSignature"; - TypeFormatFlags[TypeFormatFlags["InElementType"] = 64] = "InElementType"; - TypeFormatFlags[TypeFormatFlags["UseFullyQualifiedType"] = 128] = "UseFullyQualifiedType"; - TypeFormatFlags[TypeFormatFlags["InFirstTypeArgument"] = 256] = "InFirstTypeArgument"; - TypeFormatFlags[TypeFormatFlags["InTypeAlias"] = 512] = "InTypeAlias"; - TypeFormatFlags[TypeFormatFlags["UseTypeAliasValue"] = 1024] = "UseTypeAliasValue"; + TypeFormatFlags[TypeFormatFlags["UseTypeOfFunction"] = 4] = "UseTypeOfFunction"; + TypeFormatFlags[TypeFormatFlags["NoTruncation"] = 8] = "NoTruncation"; + TypeFormatFlags[TypeFormatFlags["WriteArrowStyleSignature"] = 16] = "WriteArrowStyleSignature"; + TypeFormatFlags[TypeFormatFlags["WriteOwnNameForAnyLike"] = 32] = "WriteOwnNameForAnyLike"; + TypeFormatFlags[TypeFormatFlags["WriteTypeArgumentsOfSignature"] = 64] = "WriteTypeArgumentsOfSignature"; + TypeFormatFlags[TypeFormatFlags["InElementType"] = 128] = "InElementType"; + TypeFormatFlags[TypeFormatFlags["UseFullyQualifiedType"] = 256] = "UseFullyQualifiedType"; + TypeFormatFlags[TypeFormatFlags["InFirstTypeArgument"] = 512] = "InFirstTypeArgument"; + TypeFormatFlags[TypeFormatFlags["InTypeAlias"] = 1024] = "InTypeAlias"; + TypeFormatFlags[TypeFormatFlags["SuppressAnyReturnType"] = 4096] = "SuppressAnyReturnType"; + TypeFormatFlags[TypeFormatFlags["AddUndefined"] = 8192] = "AddUndefined"; + TypeFormatFlags[TypeFormatFlags["WriteClassExpressionAsTypeLiteral"] = 16384] = "WriteClassExpressionAsTypeLiteral"; + TypeFormatFlags[TypeFormatFlags["InArrayType"] = 32768] = "InArrayType"; + TypeFormatFlags[TypeFormatFlags["UseAliasDefinedOutsideCurrentScope"] = 65536] = "UseAliasDefinedOutsideCurrentScope"; + // even though `T` can't be accessed in the current scope. })(TypeFormatFlags = ts.TypeFormatFlags || (ts.TypeFormatFlags = {})); var SymbolFormatFlags; (function (SymbolFormatFlags) { @@ -522,8 +583,7 @@ var ts; TypePredicateKind[TypePredicateKind["This"] = 0] = "This"; TypePredicateKind[TypePredicateKind["Identifier"] = 1] = "Identifier"; })(TypePredicateKind = ts.TypePredicateKind || (ts.TypePredicateKind = {})); - /** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator - * metadata */ + /** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator metadata */ /* @internal */ var TypeReferenceSerializationKind; (function (TypeReferenceSerializationKind) { @@ -568,16 +628,11 @@ var ts; SymbolFlags[SymbolFlags["TypeParameter"] = 262144] = "TypeParameter"; SymbolFlags[SymbolFlags["TypeAlias"] = 524288] = "TypeAlias"; SymbolFlags[SymbolFlags["ExportValue"] = 1048576] = "ExportValue"; - SymbolFlags[SymbolFlags["ExportType"] = 2097152] = "ExportType"; - SymbolFlags[SymbolFlags["ExportNamespace"] = 4194304] = "ExportNamespace"; - SymbolFlags[SymbolFlags["Alias"] = 8388608] = "Alias"; - SymbolFlags[SymbolFlags["Instantiated"] = 16777216] = "Instantiated"; - SymbolFlags[SymbolFlags["Merged"] = 33554432] = "Merged"; - SymbolFlags[SymbolFlags["Transient"] = 67108864] = "Transient"; - SymbolFlags[SymbolFlags["Prototype"] = 134217728] = "Prototype"; - SymbolFlags[SymbolFlags["SyntheticProperty"] = 268435456] = "SyntheticProperty"; - SymbolFlags[SymbolFlags["Optional"] = 536870912] = "Optional"; - SymbolFlags[SymbolFlags["ExportStar"] = 1073741824] = "ExportStar"; + SymbolFlags[SymbolFlags["Alias"] = 2097152] = "Alias"; + SymbolFlags[SymbolFlags["Prototype"] = 4194304] = "Prototype"; + SymbolFlags[SymbolFlags["ExportStar"] = 8388608] = "ExportStar"; + SymbolFlags[SymbolFlags["Optional"] = 16777216] = "Optional"; + SymbolFlags[SymbolFlags["Transient"] = 33554432] = "Transient"; SymbolFlags[SymbolFlags["Enum"] = 384] = "Enum"; SymbolFlags[SymbolFlags["Variable"] = 3] = "Variable"; SymbolFlags[SymbolFlags["Value"] = 107455] = "Value"; @@ -606,14 +661,13 @@ var ts; SymbolFlags[SymbolFlags["SetAccessorExcludes"] = 74687] = "SetAccessorExcludes"; SymbolFlags[SymbolFlags["TypeParameterExcludes"] = 530920] = "TypeParameterExcludes"; SymbolFlags[SymbolFlags["TypeAliasExcludes"] = 793064] = "TypeAliasExcludes"; - SymbolFlags[SymbolFlags["AliasExcludes"] = 8388608] = "AliasExcludes"; - SymbolFlags[SymbolFlags["ModuleMember"] = 8914931] = "ModuleMember"; + SymbolFlags[SymbolFlags["AliasExcludes"] = 2097152] = "AliasExcludes"; + SymbolFlags[SymbolFlags["ModuleMember"] = 2623475] = "ModuleMember"; SymbolFlags[SymbolFlags["ExportHasLocal"] = 944] = "ExportHasLocal"; SymbolFlags[SymbolFlags["HasExports"] = 1952] = "HasExports"; SymbolFlags[SymbolFlags["HasMembers"] = 6240] = "HasMembers"; SymbolFlags[SymbolFlags["BlockScoped"] = 418] = "BlockScoped"; SymbolFlags[SymbolFlags["PropertyOrAccessor"] = 98308] = "PropertyOrAccessor"; - SymbolFlags[SymbolFlags["Export"] = 7340032] = "Export"; SymbolFlags[SymbolFlags["ClassMember"] = 106500] = "ClassMember"; /* @internal */ // The set of things we consider semantically classifiable. Used to speed up the LS during @@ -621,11 +675,52 @@ var ts; SymbolFlags[SymbolFlags["Classifiable"] = 788448] = "Classifiable"; })(SymbolFlags = ts.SymbolFlags || (ts.SymbolFlags = {})); /* @internal */ + var EnumKind; + (function (EnumKind) { + EnumKind[EnumKind["Numeric"] = 0] = "Numeric"; + EnumKind[EnumKind["Literal"] = 1] = "Literal"; // Literal enum (each member has a TypeFlags.EnumLiteral type) + })(EnumKind = ts.EnumKind || (ts.EnumKind = {})); + /* @internal */ + var CheckFlags; + (function (CheckFlags) { + CheckFlags[CheckFlags["Instantiated"] = 1] = "Instantiated"; + CheckFlags[CheckFlags["SyntheticProperty"] = 2] = "SyntheticProperty"; + CheckFlags[CheckFlags["SyntheticMethod"] = 4] = "SyntheticMethod"; + CheckFlags[CheckFlags["Readonly"] = 8] = "Readonly"; + CheckFlags[CheckFlags["Partial"] = 16] = "Partial"; + CheckFlags[CheckFlags["HasNonUniformType"] = 32] = "HasNonUniformType"; + CheckFlags[CheckFlags["ContainsPublic"] = 64] = "ContainsPublic"; + CheckFlags[CheckFlags["ContainsProtected"] = 128] = "ContainsProtected"; + CheckFlags[CheckFlags["ContainsPrivate"] = 256] = "ContainsPrivate"; + CheckFlags[CheckFlags["ContainsStatic"] = 512] = "ContainsStatic"; + CheckFlags[CheckFlags["Synthetic"] = 6] = "Synthetic"; + })(CheckFlags = ts.CheckFlags || (ts.CheckFlags = {})); + var InternalSymbolName; + (function (InternalSymbolName) { + InternalSymbolName["Call"] = "__call"; + InternalSymbolName["Constructor"] = "__constructor"; + InternalSymbolName["New"] = "__new"; + InternalSymbolName["Index"] = "__index"; + InternalSymbolName["ExportStar"] = "__export"; + InternalSymbolName["Global"] = "__global"; + InternalSymbolName["Missing"] = "__missing"; + InternalSymbolName["Type"] = "__type"; + InternalSymbolName["Object"] = "__object"; + InternalSymbolName["JSXAttributes"] = "__jsxAttributes"; + InternalSymbolName["Class"] = "__class"; + InternalSymbolName["Function"] = "__function"; + InternalSymbolName["Computed"] = "__computed"; + InternalSymbolName["Resolving"] = "__resolving__"; + InternalSymbolName["ExportEquals"] = "export="; + InternalSymbolName["Default"] = "default"; + })(InternalSymbolName = ts.InternalSymbolName || (ts.InternalSymbolName = {})); + /* @internal */ var NodeCheckFlags; (function (NodeCheckFlags) { NodeCheckFlags[NodeCheckFlags["TypeChecked"] = 1] = "TypeChecked"; NodeCheckFlags[NodeCheckFlags["LexicalThis"] = 2] = "LexicalThis"; NodeCheckFlags[NodeCheckFlags["CaptureThis"] = 4] = "CaptureThis"; + NodeCheckFlags[NodeCheckFlags["CaptureNewTarget"] = 8] = "CaptureNewTarget"; NodeCheckFlags[NodeCheckFlags["SuperInstance"] = 256] = "SuperInstance"; NodeCheckFlags[NodeCheckFlags["SuperStatic"] = 512] = "SuperStatic"; NodeCheckFlags[NodeCheckFlags["ContextChecked"] = 1024] = "ContextChecked"; @@ -674,29 +769,34 @@ var ts; TypeFlags[TypeFlags["ContainsObjectLiteral"] = 4194304] = "ContainsObjectLiteral"; /* @internal */ TypeFlags[TypeFlags["ContainsAnyFunctionType"] = 8388608] = "ContainsAnyFunctionType"; + TypeFlags[TypeFlags["NonPrimitive"] = 16777216] = "NonPrimitive"; + /* @internal */ + TypeFlags[TypeFlags["JsxAttributes"] = 33554432] = "JsxAttributes"; + TypeFlags[TypeFlags["MarkerType"] = 67108864] = "MarkerType"; /* @internal */ TypeFlags[TypeFlags["Nullable"] = 6144] = "Nullable"; - TypeFlags[TypeFlags["Literal"] = 480] = "Literal"; + TypeFlags[TypeFlags["Literal"] = 224] = "Literal"; + TypeFlags[TypeFlags["Unit"] = 6368] = "Unit"; TypeFlags[TypeFlags["StringOrNumberLiteral"] = 96] = "StringOrNumberLiteral"; /* @internal */ TypeFlags[TypeFlags["DefinitelyFalsy"] = 7392] = "DefinitelyFalsy"; TypeFlags[TypeFlags["PossiblyFalsy"] = 7406] = "PossiblyFalsy"; /* @internal */ - TypeFlags[TypeFlags["Intrinsic"] = 16015] = "Intrinsic"; + TypeFlags[TypeFlags["Intrinsic"] = 16793231] = "Intrinsic"; /* @internal */ TypeFlags[TypeFlags["Primitive"] = 8190] = "Primitive"; TypeFlags[TypeFlags["StringLike"] = 262178] = "StringLike"; - TypeFlags[TypeFlags["NumberLike"] = 340] = "NumberLike"; + TypeFlags[TypeFlags["NumberLike"] = 84] = "NumberLike"; TypeFlags[TypeFlags["BooleanLike"] = 136] = "BooleanLike"; TypeFlags[TypeFlags["EnumLike"] = 272] = "EnumLike"; TypeFlags[TypeFlags["UnionOrIntersection"] = 196608] = "UnionOrIntersection"; TypeFlags[TypeFlags["StructuredType"] = 229376] = "StructuredType"; - TypeFlags[TypeFlags["StructuredOrTypeParameter"] = 507904] = "StructuredOrTypeParameter"; + TypeFlags[TypeFlags["StructuredOrTypeVariable"] = 1032192] = "StructuredOrTypeVariable"; TypeFlags[TypeFlags["TypeVariable"] = 540672] = "TypeVariable"; // 'Narrowable' types are types where narrowing actually narrows. // This *should* be every type other than null, undefined, void, and never - TypeFlags[TypeFlags["Narrowable"] = 1033215] = "Narrowable"; - TypeFlags[TypeFlags["NotUnionOrUnit"] = 33281] = "NotUnionOrUnit"; + TypeFlags[TypeFlags["Narrowable"] = 17810175] = "Narrowable"; + TypeFlags[TypeFlags["NotUnionOrUnit"] = 16810497] = "NotUnionOrUnit"; /* @internal */ TypeFlags[TypeFlags["RequiresWidening"] = 6291456] = "RequiresWidening"; /* @internal */ @@ -716,6 +816,15 @@ var ts; ObjectFlags[ObjectFlags["ObjectLiteralPatternWithComputedProperties"] = 512] = "ObjectLiteralPatternWithComputedProperties"; ObjectFlags[ObjectFlags["ClassOrInterface"] = 3] = "ClassOrInterface"; })(ObjectFlags = ts.ObjectFlags || (ts.ObjectFlags = {})); + /* @internal */ + var Variance; + (function (Variance) { + Variance[Variance["Invariant"] = 0] = "Invariant"; + Variance[Variance["Covariant"] = 1] = "Covariant"; + Variance[Variance["Contravariant"] = 2] = "Contravariant"; + Variance[Variance["Bivariant"] = 3] = "Bivariant"; + Variance[Variance["Independent"] = 4] = "Independent"; + })(Variance = ts.Variance || (ts.Variance = {})); var SignatureKind; (function (SignatureKind) { SignatureKind[SignatureKind["Call"] = 0] = "Call"; @@ -726,6 +835,34 @@ var ts; IndexKind[IndexKind["String"] = 0] = "String"; IndexKind[IndexKind["Number"] = 1] = "Number"; })(IndexKind = ts.IndexKind || (ts.IndexKind = {})); + var InferencePriority; + (function (InferencePriority) { + InferencePriority[InferencePriority["Contravariant"] = 1] = "Contravariant"; + InferencePriority[InferencePriority["NakedTypeVariable"] = 2] = "NakedTypeVariable"; + InferencePriority[InferencePriority["MappedType"] = 4] = "MappedType"; + InferencePriority[InferencePriority["ReturnType"] = 8] = "ReturnType"; + })(InferencePriority = ts.InferencePriority || (ts.InferencePriority = {})); + var InferenceFlags; + (function (InferenceFlags) { + InferenceFlags[InferenceFlags["InferUnionTypes"] = 1] = "InferUnionTypes"; + InferenceFlags[InferenceFlags["NoDefault"] = 2] = "NoDefault"; + InferenceFlags[InferenceFlags["AnyDefault"] = 4] = "AnyDefault"; + })(InferenceFlags = ts.InferenceFlags || (ts.InferenceFlags = {})); + /** + * Ternary values are defined such that + * x & y is False if either x or y is False. + * x & y is Maybe if either x or y is Maybe, but neither x or y is False. + * x & y is True if both x and y are True. + * x | y is False if both x and y are False. + * x | y is Maybe if either x or y is Maybe, but neither x or y is True. + * x | y is True if either x or y is True. + */ + var Ternary; + (function (Ternary) { + Ternary[Ternary["False"] = 0] = "False"; + Ternary[Ternary["Maybe"] = 1] = "Maybe"; + Ternary[Ternary["True"] = -1] = "True"; + })(Ternary = ts.Ternary || (ts.Ternary = {})); /* @internal */ var SpecialPropertyAssignmentKind; (function (SpecialPropertyAssignmentKind) { @@ -738,6 +875,8 @@ var ts; SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["PrototypeProperty"] = 3] = "PrototypeProperty"; /// this.name = expr SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["ThisProperty"] = 4] = "ThisProperty"; + // F.name = expr + SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["Property"] = 5] = "Property"; })(SpecialPropertyAssignmentKind = ts.SpecialPropertyAssignmentKind || (ts.SpecialPropertyAssignmentKind = {})); var DiagnosticCategory; (function (DiagnosticCategory) { @@ -758,12 +897,14 @@ var ts; ModuleKind[ModuleKind["UMD"] = 3] = "UMD"; ModuleKind[ModuleKind["System"] = 4] = "System"; ModuleKind[ModuleKind["ES2015"] = 5] = "ES2015"; + ModuleKind[ModuleKind["ESNext"] = 6] = "ESNext"; })(ModuleKind = ts.ModuleKind || (ts.ModuleKind = {})); var JsxEmit; (function (JsxEmit) { JsxEmit[JsxEmit["None"] = 0] = "None"; JsxEmit[JsxEmit["Preserve"] = 1] = "Preserve"; JsxEmit[JsxEmit["React"] = 2] = "React"; + JsxEmit[JsxEmit["ReactNative"] = 3] = "ReactNative"; })(JsxEmit = ts.JsxEmit || (ts.JsxEmit = {})); var NewLineKind; (function (NewLineKind) { @@ -777,6 +918,8 @@ var ts; ScriptKind[ScriptKind["JSX"] = 2] = "JSX"; ScriptKind[ScriptKind["TS"] = 3] = "TS"; ScriptKind[ScriptKind["TSX"] = 4] = "TSX"; + ScriptKind[ScriptKind["External"] = 5] = "External"; + ScriptKind[ScriptKind["JSON"] = 6] = "JSON"; })(ScriptKind = ts.ScriptKind || (ts.ScriptKind = {})); var ScriptTarget; (function (ScriptTarget) { @@ -935,12 +1078,12 @@ var ts; })(CharacterCodes = ts.CharacterCodes || (ts.CharacterCodes = {})); var Extension; (function (Extension) { - Extension[Extension["Ts"] = 0] = "Ts"; - Extension[Extension["Tsx"] = 1] = "Tsx"; - Extension[Extension["Dts"] = 2] = "Dts"; - Extension[Extension["Js"] = 3] = "Js"; - Extension[Extension["Jsx"] = 4] = "Jsx"; - Extension[Extension["LastTypeScriptExtension"] = 2] = "LastTypeScriptExtension"; + Extension["Ts"] = ".ts"; + Extension["Tsx"] = ".tsx"; + Extension["Dts"] = ".d.ts"; + Extension["Js"] = ".js"; + Extension["Jsx"] = ".jsx"; + Extension["Json"] = ".json"; })(Extension = ts.Extension || (ts.Extension = {})); /* @internal */ var TransformFlags; @@ -978,6 +1121,10 @@ var ts; TransformFlags[TransformFlags["ContainsBindingPattern"] = 8388608] = "ContainsBindingPattern"; TransformFlags[TransformFlags["ContainsYield"] = 16777216] = "ContainsYield"; TransformFlags[TransformFlags["ContainsHoistedDeclarationOrCompletion"] = 33554432] = "ContainsHoistedDeclarationOrCompletion"; + TransformFlags[TransformFlags["ContainsDynamicImport"] = 67108864] = "ContainsDynamicImport"; + // Please leave this as 1 << 29. + // It is the maximum bit we can set before we outgrow the size of a v8 small integer (SMI) on an x86 system. + // It is a good reminder of how much room we have left TransformFlags[TransformFlags["HasComputedFlags"] = 536870912] = "HasComputedFlags"; // Assertions // - Bitmasks that are used to assert facts about the syntax of a node and its subtree. @@ -1011,7 +1158,6 @@ var ts; TransformFlags[TransformFlags["TypeScriptClassSyntaxMask"] = 274432] = "TypeScriptClassSyntaxMask"; TransformFlags[TransformFlags["ES2015FunctionSyntaxMask"] = 163840] = "ES2015FunctionSyntaxMask"; })(TransformFlags = ts.TransformFlags || (ts.TransformFlags = {})); - /* @internal */ var EmitFlags; (function (EmitFlags) { EmitFlags[EmitFlags["SingleLine"] = 1] = "SingleLine"; @@ -1032,13 +1178,17 @@ var ts; EmitFlags[EmitFlags["HelperName"] = 4096] = "HelperName"; EmitFlags[EmitFlags["ExportName"] = 8192] = "ExportName"; EmitFlags[EmitFlags["LocalName"] = 16384] = "LocalName"; - EmitFlags[EmitFlags["Indented"] = 32768] = "Indented"; - EmitFlags[EmitFlags["NoIndentation"] = 65536] = "NoIndentation"; - EmitFlags[EmitFlags["AsyncFunctionBody"] = 131072] = "AsyncFunctionBody"; - EmitFlags[EmitFlags["ReuseTempVariableScope"] = 262144] = "ReuseTempVariableScope"; - EmitFlags[EmitFlags["CustomPrologue"] = 524288] = "CustomPrologue"; - EmitFlags[EmitFlags["NoHoisting"] = 1048576] = "NoHoisting"; - EmitFlags[EmitFlags["HasEndOfDeclarationMarker"] = 2097152] = "HasEndOfDeclarationMarker"; + EmitFlags[EmitFlags["InternalName"] = 32768] = "InternalName"; + EmitFlags[EmitFlags["Indented"] = 65536] = "Indented"; + EmitFlags[EmitFlags["NoIndentation"] = 131072] = "NoIndentation"; + EmitFlags[EmitFlags["AsyncFunctionBody"] = 262144] = "AsyncFunctionBody"; + EmitFlags[EmitFlags["ReuseTempVariableScope"] = 524288] = "ReuseTempVariableScope"; + EmitFlags[EmitFlags["CustomPrologue"] = 1048576] = "CustomPrologue"; + EmitFlags[EmitFlags["NoHoisting"] = 2097152] = "NoHoisting"; + EmitFlags[EmitFlags["HasEndOfDeclarationMarker"] = 4194304] = "HasEndOfDeclarationMarker"; + EmitFlags[EmitFlags["Iterator"] = 8388608] = "Iterator"; + EmitFlags[EmitFlags["NoAsciiEscaping"] = 16777216] = "NoAsciiEscaping"; + /*@internal*/ EmitFlags[EmitFlags["TypeScriptClassWrapper"] = 33554432] = "TypeScriptClassWrapper"; })(EmitFlags = ts.EmitFlags || (ts.EmitFlags = {})); /** * Used by the checker, this enum keeps track of external emit helpers that should be type @@ -1055,17 +1205,36 @@ var ts; ExternalEmitHelpers[ExternalEmitHelpers["Param"] = 32] = "Param"; ExternalEmitHelpers[ExternalEmitHelpers["Awaiter"] = 64] = "Awaiter"; ExternalEmitHelpers[ExternalEmitHelpers["Generator"] = 128] = "Generator"; + ExternalEmitHelpers[ExternalEmitHelpers["Values"] = 256] = "Values"; + ExternalEmitHelpers[ExternalEmitHelpers["Read"] = 512] = "Read"; + ExternalEmitHelpers[ExternalEmitHelpers["Spread"] = 1024] = "Spread"; + ExternalEmitHelpers[ExternalEmitHelpers["Await"] = 2048] = "Await"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncGenerator"] = 4096] = "AsyncGenerator"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncDelegator"] = 8192] = "AsyncDelegator"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncValues"] = 16384] = "AsyncValues"; + ExternalEmitHelpers[ExternalEmitHelpers["ExportStar"] = 32768] = "ExportStar"; + ExternalEmitHelpers[ExternalEmitHelpers["MakeTemplateObject"] = 65536] = "MakeTemplateObject"; ExternalEmitHelpers[ExternalEmitHelpers["FirstEmitHelper"] = 1] = "FirstEmitHelper"; - ExternalEmitHelpers[ExternalEmitHelpers["LastEmitHelper"] = 128] = "LastEmitHelper"; + ExternalEmitHelpers[ExternalEmitHelpers["LastEmitHelper"] = 65536] = "LastEmitHelper"; + // Helpers included by ES2015 for..of + ExternalEmitHelpers[ExternalEmitHelpers["ForOfIncludes"] = 256] = "ForOfIncludes"; + // Helpers included by ES2017 for..await..of + ExternalEmitHelpers[ExternalEmitHelpers["ForAwaitOfIncludes"] = 16384] = "ForAwaitOfIncludes"; + // Helpers included by ES2017 async generators + ExternalEmitHelpers[ExternalEmitHelpers["AsyncGeneratorIncludes"] = 6144] = "AsyncGeneratorIncludes"; + // Helpers included by yield* in ES2017 async generators + ExternalEmitHelpers[ExternalEmitHelpers["AsyncDelegatorIncludes"] = 26624] = "AsyncDelegatorIncludes"; + // Helpers included by ES2015 spread + ExternalEmitHelpers[ExternalEmitHelpers["SpreadIncludes"] = 1536] = "SpreadIncludes"; })(ExternalEmitHelpers = ts.ExternalEmitHelpers || (ts.ExternalEmitHelpers = {})); - /* @internal */ - var EmitContext; - (function (EmitContext) { - EmitContext[EmitContext["SourceFile"] = 0] = "SourceFile"; - EmitContext[EmitContext["Expression"] = 1] = "Expression"; - EmitContext[EmitContext["IdentifierName"] = 2] = "IdentifierName"; - EmitContext[EmitContext["Unspecified"] = 3] = "Unspecified"; - })(EmitContext = ts.EmitContext || (ts.EmitContext = {})); + var EmitHint; + (function (EmitHint) { + EmitHint[EmitHint["SourceFile"] = 0] = "SourceFile"; + EmitHint[EmitHint["Expression"] = 1] = "Expression"; + EmitHint[EmitHint["IdentifierName"] = 2] = "IdentifierName"; + EmitHint[EmitHint["MappedTypeParameter"] = 3] = "MappedTypeParameter"; + EmitHint[EmitHint["Unspecified"] = 4] = "Unspecified"; + })(EmitHint = ts.EmitHint || (ts.EmitHint = {})); })(ts || (ts = {})); /*@internal*/ var ts; @@ -1093,8 +1262,8 @@ var ts; */ function mark(markName) { if (enabled) { - marks[markName] = ts.timestamp(); - counts[markName] = (counts[markName] || 0) + 1; + marks.set(markName, ts.timestamp()); + counts.set(markName, (counts.get(markName) || 0) + 1); profilerEvent(markName); } } @@ -1110,9 +1279,9 @@ var ts; */ function measure(measureName, startMarkName, endMarkName) { if (enabled) { - var end = endMarkName && marks[endMarkName] || ts.timestamp(); - var start = startMarkName && marks[startMarkName] || profilerStart; - measures[measureName] = (measures[measureName] || 0) + (end - start); + var end = endMarkName && marks.get(endMarkName) || ts.timestamp(); + var start = startMarkName && marks.get(startMarkName) || profilerStart; + measures.set(measureName, (measures.get(measureName) || 0) + (end - start)); } } performance.measure = measure; @@ -1122,7 +1291,7 @@ var ts; * @param markName The name of the mark. */ function getCount(markName) { - return counts && counts[markName] || 0; + return counts && counts.get(markName) || 0; } performance.getCount = getCount; /** @@ -1131,7 +1300,7 @@ var ts; * @param measureName The name of the measure whose durations should be accumulated. */ function getDuration(measureName) { - return measures && measures[measureName] || 0; + return measures && measures.get(measureName) || 0; } performance.getDuration = getDuration; /** @@ -1140,9 +1309,9 @@ var ts; * @param cb The action to perform for each measure */ function forEachMeasure(cb) { - for (var key in measures) { - cb(key, measures[key]); - } + measures.forEach(function (measure, key) { + cb(key, measure); + }); } performance.forEachMeasure = forEachMeasure; /** Enables (and resets) performance measurements for the compiler. */ @@ -1165,90 +1334,140 @@ var ts; /// var ts; (function (ts) { + // WARNING: The script `configureNightly.ts` uses a regexp to parse out these values. + // If changing the text in this section, be sure to test `configureNightly` too. + ts.versionMajorMinor = "2.6"; /** The version of the TypeScript compiler release */ - ts.version = "2.1.5"; + ts.version = ts.versionMajorMinor + ".1"; +})(ts || (ts = {})); +(function (ts) { + function isExternalModuleNameRelative(moduleName) { + // TypeScript 1.0 spec (April 2014): 11.2.1 + // An external module name is "relative" if the first term is "." or "..". + // Update: We also consider a path like `C:\foo.ts` "relative" because we do not search for it in `node_modules` or treat it as an ambient module. + return ts.pathIsRelative(moduleName) || ts.isRootedDiskPath(moduleName); + } + ts.isExternalModuleNameRelative = isExternalModuleNameRelative; })(ts || (ts = {})); /* @internal */ (function (ts) { - /** - * Ternary values are defined such that - * x & y is False if either x or y is False. - * x & y is Maybe if either x or y is Maybe, but neither x or y is False. - * x & y is True if both x and y are True. - * x | y is False if both x and y are False. - * x | y is Maybe if either x or y is Maybe, but neither x or y is True. - * x | y is True if either x or y is True. - */ - var Ternary; - (function (Ternary) { - Ternary[Ternary["False"] = 0] = "False"; - Ternary[Ternary["Maybe"] = 1] = "Maybe"; - Ternary[Ternary["True"] = -1] = "True"; - })(Ternary = ts.Ternary || (ts.Ternary = {})); - var createObject = Object.create; // More efficient to create a collator once and use its `compare` than to call `a.localeCompare(b)` many times. - ts.collator = typeof Intl === "object" && typeof Intl.Collator === "function" ? new Intl.Collator() : undefined; - function createMap(template) { - var map = createObject(null); // tslint:disable-line:no-null-keyword + ts.collator = typeof Intl === "object" && typeof Intl.Collator === "function" ? new Intl.Collator(/*locales*/ undefined, { usage: "sort", sensitivity: "accent" }) : undefined; + // Intl is missing in Safari, and node 0.10 treats "a" as greater than "B". + ts.localeCompareIsCorrect = ts.collator && ts.collator.compare("a", "B") < 0; + /** Create a MapLike with good performance. */ + function createDictionaryObject() { + var map = Object.create(/*prototype*/ null); // tslint:disable-line:no-null-keyword // Using 'delete' on an object causes V8 to put the object in dictionary mode. // This disables creation of hidden classes, which are expensive when an object is // constantly changing shape. - map["__"] = undefined; - delete map["__"]; - // Copies keys/values from template. Note that for..in will not throw if - // template is undefined, and instead will just exit the loop. - for (var key in template) - if (hasOwnProperty.call(template, key)) { - map[key] = template[key]; - } + map.__ = undefined; + delete map.__; return map; } + /** Create a new map. If a template object is provided, the map will copy entries from it. */ + function createMap() { + return new MapCtr(); + } ts.createMap = createMap; - function createFileMap(keyMapper) { - var files = createMap(); - return { - get: get, - set: set, - contains: contains, - remove: remove, - forEachValue: forEachValueInMap, - getKeys: getKeys, - clear: clear, - }; - function forEachValueInMap(f) { - for (var key in files) { - f(key, files[key]); + /** Create a new escaped identifier map. */ + function createUnderscoreEscapedMap() { + return new MapCtr(); + } + ts.createUnderscoreEscapedMap = createUnderscoreEscapedMap; + function createSymbolTable(symbols) { + var result = createMap(); + if (symbols) { + for (var _i = 0, symbols_1 = symbols; _i < symbols_1.length; _i++) { + var symbol = symbols_1[_i]; + result.set(symbol.escapedName, symbol); } } - function getKeys() { - var keys = []; - for (var key in files) { - keys.push(key); + return result; + } + ts.createSymbolTable = createSymbolTable; + function createMapFromTemplate(template) { + var map = new MapCtr(); + // Copies keys/values from template. Note that for..in will not throw if + // template is undefined, and instead will just exit the loop. + for (var key in template) { + if (hasOwnProperty.call(template, key)) { + map.set(key, template[key]); } - return keys; - } - // path should already be well-formed so it does not need to be normalized - function get(path) { - return files[toKey(path)]; - } - function set(path, value) { - files[toKey(path)] = value; - } - function contains(path) { - return toKey(path) in files; - } - function remove(path) { - var key = toKey(path); - delete files[key]; - } - function clear() { - files = createMap(); - } - function toKey(path) { - return keyMapper ? keyMapper(path) : path; } + return map; + } + ts.createMapFromTemplate = createMapFromTemplate; + // Internet Explorer's Map doesn't support iteration, so don't use it. + // tslint:disable-next-line:no-in-operator + var MapCtr = typeof Map !== "undefined" && "entries" in Map.prototype ? Map : shimMap(); + // Keep the class inside a function so it doesn't get compiled if it's not used. + function shimMap() { + var MapIterator = /** @class */ (function () { + function MapIterator(data, selector) { + this.index = 0; + this.data = data; + this.selector = selector; + this.keys = Object.keys(data); + } + MapIterator.prototype.next = function () { + var index = this.index; + if (index < this.keys.length) { + this.index++; + return { value: this.selector(this.data, this.keys[index]), done: false }; + } + return { value: undefined, done: true }; + }; + return MapIterator; + }()); + return /** @class */ (function () { + function class_1() { + this.data = createDictionaryObject(); + this.size = 0; + } + class_1.prototype.get = function (key) { + return this.data[key]; + }; + class_1.prototype.set = function (key, value) { + if (!this.has(key)) { + this.size++; + } + this.data[key] = value; + return this; + }; + class_1.prototype.has = function (key) { + // tslint:disable-next-line:no-in-operator + return key in this.data; + }; + class_1.prototype.delete = function (key) { + if (this.has(key)) { + this.size--; + delete this.data[key]; + return true; + } + return false; + }; + class_1.prototype.clear = function () { + this.data = createDictionaryObject(); + this.size = 0; + }; + class_1.prototype.keys = function () { + return new MapIterator(this.data, function (_data, key) { return key; }); + }; + class_1.prototype.values = function () { + return new MapIterator(this.data, function (data, key) { return data[key]; }); + }; + class_1.prototype.entries = function () { + return new MapIterator(this.data, function (data, key) { return [key, data[key]]; }); + }; + class_1.prototype.forEach = function (action) { + for (var key in this.data) { + action(this.data[key], key); + } + }; + return class_1; + }()); } - ts.createFileMap = createFileMap; function toPath(fileName, basePath, getCanonicalFileName) { var nonCanonicalizedPath = isRootedDiskPath(fileName) ? normalizePath(fileName) @@ -1262,6 +1481,10 @@ var ts; Comparison[Comparison["EqualTo"] = 0] = "EqualTo"; Comparison[Comparison["GreaterThan"] = 1] = "GreaterThan"; })(Comparison = ts.Comparison || (ts.Comparison = {})); + function length(array) { + return array ? array.length : 0; + } + ts.length = length; /** * Iterates through 'array' by index and performs the callback on each element of array until the callback * returns a truthy value, then returns that value. @@ -1269,7 +1492,7 @@ var ts; */ function forEach(array, callback) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var result = callback(array[i], i); if (result) { return result; @@ -1279,13 +1502,49 @@ var ts; return undefined; } ts.forEach = forEach; + /** Like `forEach`, but suitable for use with numbers and strings (which may be falsy). */ + function firstDefined(array, callback) { + for (var i = 0; i < array.length; i++) { + var result = callback(array[i], i); + if (result !== undefined) { + return result; + } + } + return undefined; + } + ts.firstDefined = firstDefined; + function findAncestor(node, callback) { + while (node) { + var result = callback(node); + if (result === "quit") { + return undefined; + } + else if (result) { + return node; + } + node = node.parent; + } + return undefined; + } + ts.findAncestor = findAncestor; function zipWith(arrayA, arrayB, callback) { + var result = []; Debug.assert(arrayA.length === arrayB.length); for (var i = 0; i < arrayA.length; i++) { - callback(arrayA[i], arrayB[i], i); + result.push(callback(arrayA[i], arrayB[i], i)); } + return result; } ts.zipWith = zipWith; + function zipToMap(keys, values) { + Debug.assert(keys.length === values.length); + var map = createMap(); + for (var i = 0; i < keys.length; ++i) { + map.set(keys[i], values[i]); + } + return map; + } + ts.zipToMap = zipToMap; /** * Iterates through `array` by index and performs the callback on each element of array until the callback * returns a falsey value, then returns false. @@ -1293,7 +1552,7 @@ var ts; */ function every(array, callback) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { if (!callback(array[i], i)) { return false; } @@ -1302,9 +1561,8 @@ var ts; return true; } ts.every = every; - /** Works like Array.prototype.find, returning `undefined` if no element satisfying the predicate is found. */ function find(array, predicate) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var value = array[i]; if (predicate(value, i)) { return value; @@ -1313,12 +1571,32 @@ var ts; return undefined; } ts.find = find; + function findLast(array, predicate) { + for (var i = array.length - 1; i >= 0; i--) { + var value = array[i]; + if (predicate(value, i)) { + return value; + } + } + return undefined; + } + ts.findLast = findLast; + /** Works like Array.prototype.findIndex, returning `-1` if no element satisfying the predicate is found. */ + function findIndex(array, predicate) { + for (var i = 0; i < array.length; i++) { + if (predicate(array[i], i)) { + return i; + } + } + return -1; + } + ts.findIndex = findIndex; /** * Returns the first truthy result of `callback`, or else fails. * This is like `forEach`, but never returns undefined. */ function findMap(array, callback) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var result = callback(array[i], i); if (result) { return result; @@ -1341,7 +1619,7 @@ var ts; ts.contains = contains; function indexOf(array, value) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { if (array[i] === value) { return i; } @@ -1351,7 +1629,7 @@ var ts; } ts.indexOf = indexOf; function indexOfAnyCharCode(text, charCodes, start) { - for (var i = start || 0, len = text.length; i < len; i++) { + for (var i = start || 0; i < text.length; i++) { if (contains(charCodes, text.charCodeAt(i))) { return i; } @@ -1394,34 +1672,21 @@ var ts; return array; } ts.filter = filter; - function removeWhere(array, f) { - var outIndex = 0; - for (var _i = 0, array_2 = array; _i < array_2.length; _i++) { - var item = array_2[_i]; - if (!f(item)) { - array[outIndex] = item; - outIndex++; - } - } - if (outIndex !== array.length) { - array.length = outIndex; - return true; - } - return false; - } - ts.removeWhere = removeWhere; function filterMutate(array, f) { var outIndex = 0; - for (var _i = 0, array_3 = array; _i < array_3.length; _i++) { - var item = array_3[_i]; - if (f(item)) { - array[outIndex] = item; + for (var i = 0; i < array.length; i++) { + if (f(array[i], i, array)) { + array[outIndex] = array[i]; outIndex++; } } array.length = outIndex; } ts.filterMutate = filterMutate; + function clear(array) { + array.length = 0; + } + ts.clear = clear; function map(array, f) { var result; if (array) { @@ -1433,7 +1698,6 @@ var ts; return result; } ts.map = map; - // Maps from T to T and avoids allocation if all elements map to themselves function sameMap(array, f) { var result; if (array) { @@ -1463,8 +1727,8 @@ var ts; var result; if (array) { result = []; - for (var _i = 0, array_4 = array; _i < array_4.length; _i++) { - var v = array_4[_i]; + for (var _i = 0, array_2 = array; _i < array_2.length; _i++) { + var v = array_2[_i]; if (v) { if (isArray(v)) { addRange(result, v); @@ -1503,6 +1767,75 @@ var ts; return result; } ts.flatMap = flatMap; + function flatMapIter(iter, mapfn) { + var result = []; + while (true) { + var _a = iter.next(), value = _a.value, done = _a.done; + if (done) + break; + var res = mapfn(value); + if (res) { + if (isArray(res)) { + result.push.apply(result, res); + } + else { + result.push(res); + } + } + } + return result; + } + ts.flatMapIter = flatMapIter; + function sameFlatMap(array, mapfn) { + var result; + if (array) { + for (var i = 0; i < array.length; i++) { + var item = array[i]; + var mapped = mapfn(item, i); + if (result || item !== mapped || isArray(mapped)) { + if (!result) { + result = array.slice(0, i); + } + if (isArray(mapped)) { + addRange(result, mapped); + } + else { + result.push(mapped); + } + } + } + } + return result || array; + } + ts.sameFlatMap = sameFlatMap; + function mapDefined(array, mapFn) { + var result = []; + if (array) { + for (var i = 0; i < array.length; i++) { + var item = array[i]; + var mapped = mapFn(item, i); + if (mapped !== undefined) { + result.push(mapped); + } + } + } + return result; + } + ts.mapDefined = mapDefined; + function mapDefinedIter(iter, mapFn) { + var result = []; + while (true) { + var _a = iter.next(), value = _a.value, done = _a.done; + if (done) + break; + var res = mapFn(value); + if (res !== undefined) { + result.push(res); + } + } + return result; + } + ts.mapDefinedIter = mapDefinedIter; /** * Computes the first matching span of elements and returns a tuple of the first span * and the remaining elements. @@ -1561,26 +1894,23 @@ var ts; return result; } ts.spanMap = spanMap; - function mapObject(object, f) { - var result; - if (object) { - result = {}; - for (var _i = 0, _a = getOwnKeys(object); _i < _a.length; _i++) { - var v = _a[_i]; - var _b = f(v, object[v]) || [undefined, undefined], key = _b[0], value = _b[1]; - if (key !== undefined) { - result[key] = value; - } - } + function mapEntries(map, f) { + if (!map) { + return undefined; } + var result = createMap(); + map.forEach(function (value, key) { + var _a = f(key, value), newKey = _a[0], newValue = _a[1]; + result.set(newKey, newValue); + }); return result; } - ts.mapObject = mapObject; + ts.mapEntries = mapEntries; function some(array, predicate) { if (array) { if (predicate) { - for (var _i = 0, array_5 = array; _i < array_5.length; _i++) { - var v = array_5[_i]; + for (var _i = 0, array_3 = array; _i < array_3.length; _i++) { + var v = array_3[_i]; if (predicate(v)) { return true; } @@ -1606,8 +1936,8 @@ var ts; var result; if (array) { result = []; - loop: for (var _i = 0, array_6 = array; _i < array_6.length; _i++) { - var item = array_6[_i]; + loop: for (var _i = 0, array_4 = array; _i < array_4.length; _i++) { + var item = array_4[_i]; for (var _a = 0, result_1 = result; _a < result_1.length; _a++) { var res = result_1[_a]; if (areEqual ? areEqual(res, item) : res === item) { @@ -1655,9 +1985,6 @@ var ts; !equalOwnProperties(oldOptions.paths, newOptions.paths); } ts.changesAffectModuleResolution = changesAffectModuleResolution; - /** - * Compacts an array, removing any falsey elements. - */ function compact(array) { var result; if (array) { @@ -1703,8 +2030,9 @@ var ts; ts.relativeComplement = relativeComplement; function sum(array, prop) { var result = 0; - for (var _i = 0, array_7 = array; _i < array_7.length; _i++) { - var v = array_7[_i]; + for (var _i = 0, array_5 = array; _i < array_5.length; _i++) { + var v = array_5[_i]; + // Note: we need the following type assertion because of GH #17069 result += v[prop]; } return result; @@ -1727,6 +2055,13 @@ var ts; return to; } ts.append = append; + /** + * Gets the actual offset into an array for a relative offset. Negative offsets indicate a + * position offset from the end of the array. + */ + function toOffset(array, offset) { + return offset < 0 ? array.length + offset : offset; + } /** * Appends a range of value to an array, returning the array. * @@ -1734,17 +2069,51 @@ var ts; * is created if `value` was appended. * @param from The values to append to the array. If `from` is `undefined`, nothing is * appended. If an element of `from` is `undefined`, that element is not appended. + * @param start The offset in `from` at which to start copying values. + * @param end The offset in `from` at which to stop copying values (non-inclusive). */ - function addRange(to, from) { - if (from === undefined) + function addRange(to, from, start, end) { + if (from === undefined || from.length === 0) return to; - for (var _i = 0, from_1 = from; _i < from_1.length; _i++) { - var v = from_1[_i]; - to = append(to, v); + if (to === undefined) + return from.slice(start, end); + start = start === undefined ? 0 : toOffset(from, start); + end = end === undefined ? from.length : toOffset(from, end); + for (var i = start; i < end && i < from.length; i++) { + var v = from[i]; + if (v !== undefined) { + to.push(from[i]); + } } return to; } ts.addRange = addRange; + /** + * @return Whether the value was added. + */ + function pushIfUnique(array, toAdd) { + if (contains(array, toAdd)) { + return false; + } + else { + array.push(toAdd); + return true; + } + } + ts.pushIfUnique = pushIfUnique; + /** + * Unlike `pushIfUnique`, this can take `undefined` as an input, and returns a new array. + */ + function appendIfUnique(array, toAdd) { + if (array) { + pushIfUnique(array, toAdd); + return array; + } + else { + return [toAdd]; + } + } + ts.appendIfUnique = appendIfUnique; /** * Stable sort of an array. Elements equal to each other maintain their relative position in the array. */ @@ -1766,24 +2135,44 @@ var ts; return true; } ts.rangeEquals = rangeEquals; + /** + * Returns the element at a specific offset in an array if non-empty, `undefined` otherwise. + * A negative offset indicates the element should be retrieved from the end of the array. + */ + function elementAt(array, offset) { + if (array) { + offset = toOffset(array, offset); + if (offset < array.length) { + return array[offset]; + } + } + return undefined; + } + ts.elementAt = elementAt; /** * Returns the first element of an array if non-empty, `undefined` otherwise. */ function firstOrUndefined(array) { - return array && array.length > 0 - ? array[0] - : undefined; + return elementAt(array, 0); } ts.firstOrUndefined = firstOrUndefined; + function first(array) { + Debug.assert(array.length !== 0); + return array[0]; + } + ts.first = first; /** * Returns the last element of an array if non-empty, `undefined` otherwise. */ function lastOrUndefined(array) { - return array && array.length > 0 - ? array[array.length - 1] - : undefined; + return elementAt(array, -1); } ts.lastOrUndefined = lastOrUndefined; + function last(array) { + Debug.assert(array.length !== 0); + return array[array.length - 1]; + } + ts.last = last; /** * Returns the only element of an array if it contains only one element, `undefined` otherwise. */ @@ -1793,10 +2182,6 @@ var ts; : undefined; } ts.singleOrUndefined = singleOrUndefined; - /** - * Returns the only element of an array if it contains only one element; otheriwse, returns the - * array. - */ function singleOrMany(array) { return array && array.length === 1 ? array[0] @@ -1893,9 +2278,6 @@ var ts; /** * Indicates whether a map-like contains an own property with the specified key. * - * NOTE: This is intended for use only with MapLike objects. For Map objects, use - * the 'in' operator. - * * @param map A map-like. * @param key A property key. */ @@ -1906,9 +2288,6 @@ var ts; /** * Gets the value of an owned property in a map-like. * - * NOTE: This is intended for use only with MapLike objects. For Map objects, use - * an indexer. - * * @param map A map-like. * @param key A property key. */ @@ -1918,71 +2297,67 @@ var ts; ts.getProperty = getProperty; /** * Gets the owned, enumerable property keys of a map-like. - * - * NOTE: This is intended for use with MapLike objects. For Map objects, use - * Object.keys instead as it offers better performance. - * - * @param map A map-like. */ function getOwnKeys(map) { var keys = []; - for (var key in map) + for (var key in map) { if (hasOwnProperty.call(map, key)) { keys.push(key); } + } return keys; } ts.getOwnKeys = getOwnKeys; - /** - * Enumerates the properties of a Map, invoking a callback and returning the first truthy result. - * - * @param map A map for which properties should be enumerated. - * @param callback A callback to invoke for each property. - */ - function forEachProperty(map, callback) { - var result; - for (var key in map) { - if (result = callback(map[key], key)) - break; + function getOwnValues(sparseArray) { + var values = []; + for (var key in sparseArray) { + if (hasOwnProperty.call(sparseArray, key)) { + values.push(sparseArray[key]); + } + } + return values; + } + ts.getOwnValues = getOwnValues; + function arrayFrom(iterator, map) { + var result = []; + for (var _a = iterator.next(), value = _a.value, done = _a.done; !done; _b = iterator.next(), value = _b.value, done = _b.done, _b) { + result.push(map ? map(value) : value); } return result; + var _b; } - ts.forEachProperty = forEachProperty; - /** - * Returns true if a Map has some matching property. - * - * @param map A map whose properties should be tested. - * @param predicate An optional callback used to test each property. - */ - function someProperties(map, predicate) { - for (var key in map) { - if (!predicate || predicate(map[key], key)) - return true; + ts.arrayFrom = arrayFrom; + function forEachEntry(map, callback) { + var iterator = map.entries(); + for (var _a = iterator.next(), pair = _a.value, done = _a.done; !done; _b = iterator.next(), pair = _b.value, done = _b.done, _b) { + var key = pair[0], value = pair[1]; + var result = callback(value, key); + if (result) { + return result; + } } - return false; + return undefined; + var _b; } - ts.someProperties = someProperties; - /** - * Performs a shallow copy of the properties from a source Map to a target MapLike - * - * @param source A map from which properties should be copied. - * @param target A map to which properties should be copied. - */ - function copyProperties(source, target) { - for (var key in source) { - target[key] = source[key]; - } - } - ts.copyProperties = copyProperties; - function appendProperty(map, key, value) { - if (key === undefined || value === undefined) - return map; - if (map === undefined) - map = createMap(); - map[key] = value; - return map; + ts.forEachEntry = forEachEntry; + function forEachKey(map, callback) { + var iterator = map.keys(); + for (var _a = iterator.next(), key = _a.value, done = _a.done; !done; _b = iterator.next(), key = _b.value, done = _b.done, _b) { + var result = callback(key); + if (result) { + return result; + } + } + return undefined; + var _b; } - ts.appendProperty = appendProperty; + ts.forEachKey = forEachKey; + function copyEntries(source, target) { + source.forEach(function (value, key) { + target.set(key, value); + }); + } + ts.copyEntries = copyEntries; function assign(t) { var args = []; for (var _i = 1; _i < arguments.length; _i++) { @@ -1990,32 +2365,15 @@ var ts; } for (var _a = 0, args_1 = args; _a < args_1.length; _a++) { var arg = args_1[_a]; - for (var _b = 0, _c = getOwnKeys(arg); _b < _c.length; _b++) { - var p = _c[_b]; - t[p] = arg[p]; + for (var p in arg) { + if (hasProperty(arg, p)) { + t[p] = arg[p]; + } } } return t; } ts.assign = assign; - /** - * Reduce the properties of a map. - * - * NOTE: This is intended for use with Map objects. For MapLike objects, use - * reduceOwnProperties instead as it offers better runtime safety. - * - * @param map The map to reduce - * @param callback An aggregation function that is called for each entry in the map - * @param initial The initial value for the reduction. - */ - function reduceProperties(map, callback, initial) { - var result = initial; - for (var key in map) { - result = callback(result, map[key], String(key)); - } - return result; - } - ts.reduceProperties = reduceProperties; /** * Performs a shallow equality comparison of the contents of two map-likes. * @@ -2027,42 +2385,48 @@ var ts; return true; if (!left || !right) return false; - for (var key in left) + for (var key in left) { if (hasOwnProperty.call(left, key)) { if (!hasOwnProperty.call(right, key) === undefined) return false; if (equalityComparer ? !equalityComparer(left[key], right[key]) : left[key] !== right[key]) return false; } - for (var key in right) + } + for (var key in right) { if (hasOwnProperty.call(right, key)) { if (!hasOwnProperty.call(left, key)) return false; } + } return true; } ts.equalOwnProperties = equalOwnProperties; function arrayToMap(array, makeKey, makeValue) { var result = createMap(); - for (var _i = 0, array_8 = array; _i < array_8.length; _i++) { - var value = array_8[_i]; - result[makeKey(value)] = makeValue ? makeValue(value) : value; + for (var _i = 0, array_6 = array; _i < array_6.length; _i++) { + var value = array_6[_i]; + result.set(makeKey(value), makeValue ? makeValue(value) : value); } return result; } ts.arrayToMap = arrayToMap; - function isEmpty(map) { - for (var id in map) { - if (hasProperty(map, id)) { - return false; - } + function arrayToNumericMap(array, makeKey) { + var result = []; + for (var _i = 0, array_7 = array; _i < array_7.length; _i++) { + var value = array_7[_i]; + result[makeKey(value)] = value; } - return true; + return result; + } + ts.arrayToNumericMap = arrayToNumericMap; + function arrayToSet(array, makeKey) { + return arrayToMap(array, makeKey || (function (s) { return s; }), function () { return true; }); } - ts.isEmpty = isEmpty; + ts.arrayToSet = arrayToSet; function cloneMap(map) { var clone = createMap(); - copyProperties(map, clone); + copyEntries(map, clone); return clone; } ts.cloneMap = cloneMap; @@ -2078,47 +2442,45 @@ var ts; ts.clone = clone; function extend(first, second) { var result = {}; - for (var id in second) + for (var id in second) { if (hasOwnProperty.call(second, id)) { result[id] = second[id]; } - for (var id in first) + } + for (var id in first) { if (hasOwnProperty.call(first, id)) { result[id] = first[id]; } + } return result; } ts.extend = extend; - /** - * Adds the value to an array of values associated with the key, and returns the array. - * Creates the array if it does not already exist. - */ - function multiMapAdd(map, key, value) { - var values = map[key]; + function createMultiMap() { + var map = createMap(); + map.add = multiMapAdd; + map.remove = multiMapRemove; + return map; + } + ts.createMultiMap = createMultiMap; + function multiMapAdd(key, value) { + var values = this.get(key); if (values) { values.push(value); - return values; } else { - return map[key] = [value]; + this.set(key, values = [value]); } + return values; } - ts.multiMapAdd = multiMapAdd; - /** - * Removes a value from an array of values associated with the key. - * Does not preserve the order of those values. - * Does nothing if `key` is not in `map`, or `value` is not in `map[key]`. - */ - function multiMapRemove(map, key, value) { - var values = map[key]; + function multiMapRemove(key, value) { + var values = this.get(key); if (values) { unorderedRemoveItem(values, value); if (!values.length) { - delete map[key]; + this.delete(key); } } } - ts.multiMapRemove = multiMapRemove; /** * Tests whether a value is an array. */ @@ -2126,9 +2488,35 @@ var ts; return Array.isArray ? Array.isArray(value) : value instanceof Array; } ts.isArray = isArray; + /** + * Tests whether a value is string + */ + function isString(text) { + return typeof text === "string"; + } + ts.isString = isString; + function tryCast(value, test) { + return value !== undefined && test(value) ? value : undefined; + } + ts.tryCast = tryCast; + function cast(value, test) { + if (value !== undefined && test(value)) + return value; + Debug.fail("Invalid cast. The supplied value did not pass the test '" + Debug.getFunctionName(test) + "'."); + } + ts.cast = cast; /** Does nothing. */ function noop() { } ts.noop = noop; + /** Do nothing and return false */ + function returnFalse() { return false; } + ts.returnFalse = returnFalse; + /** Do nothing and return true */ + function returnTrue() { return true; } + ts.returnTrue = returnTrue; + /** Returns its argument. */ + function identity(x) { return x; } + ts.identity = identity; /** Throws an error because a function is not implemented. */ function notImplemented() { throw new Error("Not implemented"); @@ -2199,18 +2587,18 @@ var ts; baseIndex = baseIndex || 0; return text.replace(/{(\d+)}/g, function (_match, index) { return args[+index + baseIndex]; }); } + ts.formatStringFromArgs = formatStringFromArgs; ts.localizedDiagnosticMessages = undefined; function getLocaleSpecificMessage(message) { return ts.localizedDiagnosticMessages && ts.localizedDiagnosticMessages[message.key] || message.message; } ts.getLocaleSpecificMessage = getLocaleSpecificMessage; function createFileDiagnostic(file, start, length, message) { - var end = start + length; - Debug.assert(start >= 0, "start must be non-negative, is " + start); - Debug.assert(length >= 0, "length must be non-negative, is " + length); + Debug.assertGreaterThanOrEqual(start, 0); + Debug.assertGreaterThanOrEqual(length, 0); if (file) { - Debug.assert(start <= file.text.length, "start must be within the bounds of the file. " + start + " > " + file.text.length); - Debug.assert(end <= file.text.length, "end must be the bounds of the file. " + end + " > " + file.text.length); + Debug.assertLessThanOrEqual(start, file.text.length); + Debug.assertLessThanOrEqual(start + length, file.text.length); } var text = getLocaleSpecificMessage(message); if (arguments.length > 4) { @@ -2301,9 +2689,12 @@ var ts; if (b === undefined) return 1 /* GreaterThan */; if (ignoreCase) { - if (ts.collator && String.prototype.localeCompare) { - // accent means a ? b, a ? a´, a = A - var result = a.localeCompare(b, /*locales*/ undefined, { usage: "sort", sensitivity: "accent" }); + // Checking if "collator exists indicates that Intl is available. + // We still have to check if "collator.compare" is correct. If it is not, use "String.localeComapre" + if (ts.collator) { + var result = ts.localeCompareIsCorrect ? + ts.collator.compare(a, b) : + a.localeCompare(b, /*locales*/ undefined, { usage: "sort", sensitivity: "accent" }); // accent means a ≠ b, a ≠ á, a = A return result < 0 ? -1 /* LessThan */ : result > 0 ? 1 /* GreaterThan */ : 0 /* EqualTo */; } a = a.toUpperCase(); @@ -2333,14 +2724,14 @@ var ts; function compareMessageText(text1, text2) { while (text1 && text2) { // We still have both chains. - var string1 = typeof text1 === "string" ? text1 : text1.messageText; - var string2 = typeof text2 === "string" ? text2 : text2.messageText; + var string1 = isString(text1) ? text1 : text1.messageText; + var string2 = isString(text2) ? text2 : text2.messageText; var res = compareValues(string1, string2); if (res) { return res; } - text1 = typeof text1 === "string" ? undefined : text1.next; - text2 = typeof text2 === "string" ? undefined : text2.next; + text1 = isString(text1) ? undefined : text1.next; + text2 = isString(text2) ? undefined : text2.next; } if (!text1 && !text2) { // if the chains are done, then these messages are the same. @@ -2376,7 +2767,7 @@ var ts; ts.normalizeSlashes = normalizeSlashes; /** * Returns length of path root (i.e. length of "/", "x:/", "//server/share/, file:///user/files") - */ + */ function getRootLength(path) { if (path.charCodeAt(0) === 47 /* slash */) { if (path.charCodeAt(1) !== 47 /* slash */) @@ -2437,19 +2828,23 @@ var ts; return normalized; } function normalizePath(path) { + return normalizePathAndParts(path).path; + } + ts.normalizePath = normalizePath; + function normalizePathAndParts(path) { path = normalizeSlashes(path); var rootLength = getRootLength(path); var root = path.substr(0, rootLength); - var normalized = getNormalizedParts(path, rootLength); - if (normalized.length) { - var joinedParts = root + normalized.join(ts.directorySeparator); - return pathEndsWithDirectorySeparator(path) ? joinedParts + ts.directorySeparator : joinedParts; + var parts = getNormalizedParts(path, rootLength); + if (parts.length) { + var joinedParts = root + parts.join(ts.directorySeparator); + return { path: pathEndsWithDirectorySeparator(path) ? joinedParts + ts.directorySeparator : joinedParts, parts: parts }; } else { - return root; + return { path: root, parts: parts }; } } - ts.normalizePath = normalizePath; + ts.normalizePathAndParts = normalizePathAndParts; /** A path ending with '/' refers to a directory only, never a file. */ function pathEndsWithDirectorySeparator(path) { return path.charCodeAt(path.length - 1) === directorySeparatorCharCode; @@ -2460,15 +2855,18 @@ var ts; } ts.getDirectoryPath = getDirectoryPath; function isUrl(path) { - return path && !isRootedDiskPath(path) && path.indexOf("://") !== -1; + return path && !isRootedDiskPath(path) && stringContains(path, "://"); } ts.isUrl = isUrl; - function isExternalModuleNameRelative(moduleName) { - // TypeScript 1.0 spec (April 2014): 11.2.1 - // An external module name is "relative" if the first term is "." or "..". - return /^\.\.?($|[\\/])/.test(moduleName); + function pathIsRelative(path) { + return /^\.\.?($|[\\/])/.test(path); } - ts.isExternalModuleNameRelative = isExternalModuleNameRelative; + ts.pathIsRelative = pathIsRelative; + /** @deprecated Use `!isExternalModuleNameRelative(moduleName)` instead. */ + function moduleHasNonRelativeName(moduleName) { + return !ts.isExternalModuleNameRelative(moduleName); + } + ts.moduleHasNonRelativeName = moduleHasNonRelativeName; function getEmitScriptTarget(compilerOptions) { return compilerOptions.target || 0 /* ES3 */; } @@ -2487,7 +2885,6 @@ var ts; return moduleResolution; } ts.getEmitModuleResolutionKind = getEmitModuleResolutionKind; - /* @internal */ function hasZeroOrOneAsteriskCharacter(str) { var seenAsterisk = false; for (var i = 0; i < str.length; i++) { @@ -2505,7 +2902,7 @@ var ts; } ts.hasZeroOrOneAsteriskCharacter = hasZeroOrOneAsteriskCharacter; function isRootedDiskPath(path) { - return getRootLength(path) !== 0; + return path && getRootLength(path) !== 0; } ts.isRootedDiskPath = isRootedDiskPath; function convertToRelativePath(absoluteOrRelativePath, basePath, getCanonicalFileName) { @@ -2591,7 +2988,7 @@ var ts; if (directoryComponents.length > 1 && lastOrUndefined(directoryComponents) === "") { // If the directory path given was of type test/cases/ then we really need components of directory to be only till its name // that is ["test", "cases", ""] needs to be actually ["test", "cases"] - directoryComponents.length--; + directoryComponents.pop(); } // Find the component that differs var joinStartIndex; @@ -2639,10 +3036,6 @@ var ts; return path1 + ts.directorySeparator + path2; } ts.combinePaths = combinePaths; - /** - * Removes a trailing directory separator from a path. - * @param path The path. - */ function removeTrailingDirectorySeparator(path) { if (path.charAt(path.length - 1) === ts.directorySeparator) { return path.substr(0, path.length - 1); @@ -2705,26 +3098,32 @@ var ts; return true; } ts.containsPath = containsPath; - /* @internal */ function startsWith(str, prefix) { return str.lastIndexOf(prefix, 0) === 0; } ts.startsWith = startsWith; - /* @internal */ + function removePrefix(str, prefix) { + return startsWith(str, prefix) ? str.substr(prefix.length) : str; + } + ts.removePrefix = removePrefix; function endsWith(str, suffix) { var expectedPos = str.length - suffix.length; return expectedPos >= 0 && str.indexOf(suffix, expectedPos) === expectedPos; } ts.endsWith = endsWith; + function stringContains(str, substring) { + return str.indexOf(substring) !== -1; + } + ts.stringContains = stringContains; function hasExtension(fileName) { - return getBaseFileName(fileName).indexOf(".") >= 0; + return stringContains(getBaseFileName(fileName), "."); } ts.hasExtension = hasExtension; function fileExtensionIs(path, extension) { return path.length > extension.length && endsWith(path, extension); } ts.fileExtensionIs = fileExtensionIs; - function fileExtensionIsAny(path, extensions) { + function fileExtensionIsOneOf(path, extensions) { for (var _i = 0, extensions_1 = extensions; _i < extensions_1.length; _i++) { var extension = extensions_1[_i]; if (fileExtensionIs(path, extension)) { @@ -2733,56 +3132,67 @@ var ts; } return false; } - ts.fileExtensionIsAny = fileExtensionIsAny; + ts.fileExtensionIsOneOf = fileExtensionIsOneOf; // Reserved characters, forces escaping of any non-word (or digit), non-whitespace character. // It may be inefficient (we could just match (/[-[\]{}()*+?.,\\^$|#\s]/g), but this is future // proof. var reservedCharacterPattern = /[^\w\s\/]/g; var wildcardCharCodes = [42 /* asterisk */, 63 /* question */]; - /** - * Matches any single directory segment unless it is the last segment and a .min.js file - * Breakdown: - * [^./] # matches everything up to the first . character (excluding directory seperators) - * (\\.(?!min\\.js$))? # matches . characters but not if they are part of the .min.js file extension - */ - var singleAsteriskRegexFragmentFiles = "([^./]|(\\.(?!min\\.js$))?)*"; - var singleAsteriskRegexFragmentOther = "[^/]*"; - function getRegularExpressionForWildcard(specs, basePath, usage) { - if (specs === undefined || specs.length === 0) { - return undefined; - } - var replaceWildcardCharacter = usage === "files" ? replaceWildCardCharacterFiles : replaceWildCardCharacterOther; - var singleAsteriskRegexFragment = usage === "files" ? singleAsteriskRegexFragmentFiles : singleAsteriskRegexFragmentOther; + ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"]; + var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))"; + var filesMatcher = { + /** + * Matches any single directory segment unless it is the last segment and a .min.js file + * Breakdown: + * [^./] # matches everything up to the first . character (excluding directory seperators) + * (\\.(?!min\\.js$))? # matches . characters but not if they are part of the .min.js file extension + */ + singleAsteriskRegexFragment: "([^./]|(\\.(?!min\\.js$))?)*", /** * Regex for the ** wildcard. Matches any number of subdirectories. When used for including * files or directories, does not match subdirectories that start with a . character */ - var doubleAsteriskRegexFragment = usage === "exclude" ? "(/.+?)?" : "(/[^/.][^/]*)*?"; - var pattern = ""; - var hasWrittenSubpattern = false; - for (var _i = 0, specs_1 = specs; _i < specs_1.length; _i++) { - var spec = specs_1[_i]; - if (!spec) { - continue; - } - var subPattern = getSubPatternFromSpec(spec, basePath, usage, singleAsteriskRegexFragment, doubleAsteriskRegexFragment, replaceWildcardCharacter); - if (subPattern === undefined) { - continue; - } - if (hasWrittenSubpattern) { - pattern += "|"; - } - pattern += "(" + subPattern + ")"; - hasWrittenSubpattern = true; - } - if (!pattern) { + doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?", + replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); } + }; + var directoriesMatcher = { + singleAsteriskRegexFragment: "[^/]*", + /** + * Regex for the ** wildcard. Matches any number of subdirectories. When used for including + * files or directories, does not match subdirectories that start with a . character + */ + doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?", + replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); } + }; + var excludeMatcher = { + singleAsteriskRegexFragment: "[^/]*", + doubleAsteriskRegexFragment: "(/.+?)?", + replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, excludeMatcher.singleAsteriskRegexFragment); } + }; + var wildcardMatchers = { + files: filesMatcher, + directories: directoriesMatcher, + exclude: excludeMatcher + }; + function getRegularExpressionForWildcard(specs, basePath, usage) { + var patterns = getRegularExpressionsForWildcards(specs, basePath, usage); + if (!patterns || !patterns.length) { return undefined; } + var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|"); // If excluding, match "foo/bar/baz...", but if including, only allow "foo". var terminator = usage === "exclude" ? "($|/)" : "$"; return "^(" + pattern + ")" + terminator; } ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard; + function getRegularExpressionsForWildcards(specs, basePath, usage) { + if (specs === undefined || specs.length === 0) { + return undefined; + } + return flatMap(specs, function (spec) { + return spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]); + }); + } /** * An "includes" path "foo" is implicitly a glob "foo/** /*" (without the space) if its last component has no extension, * and does not contain any glob characters itself. @@ -2791,7 +3201,8 @@ var ts; return !/[.*?]/.test(lastPathComponent); } ts.isImplicitGlob = isImplicitGlob; - function getSubPatternFromSpec(spec, basePath, usage, singleAsteriskRegexFragment, doubleAsteriskRegexFragment, replaceWildcardCharacter) { + function getSubPatternFromSpec(spec, basePath, usage, _a) { + var singleAsteriskRegexFragment = _a.singleAsteriskRegexFragment, doubleAsteriskRegexFragment = _a.doubleAsteriskRegexFragment, replaceWildcardCharacter = _a.replaceWildcardCharacter; var subpattern = ""; var hasRecursiveDirectoryWildcard = false; var hasWrittenComponent = false; @@ -2825,19 +3236,33 @@ var ts; subpattern += ts.directorySeparator; } if (usage !== "exclude") { + var componentPattern = ""; // The * and ? wildcards should not match directories or files that start with . if they // appear first in a component. Dotted directories and files can be included explicitly // like so: **/.*/.* if (component.charCodeAt(0) === 42 /* asterisk */) { - subpattern += "([^./]" + singleAsteriskRegexFragment + ")?"; + componentPattern += "([^./]" + singleAsteriskRegexFragment + ")?"; component = component.substr(1); } else if (component.charCodeAt(0) === 63 /* question */) { - subpattern += "[^./]"; + componentPattern += "[^./]"; component = component.substr(1); } + componentPattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter); + // Patterns should not include subfolders like node_modules unless they are + // explicitly included as part of the path. + // + // As an optimization, if the component pattern is the same as the component, + // then there definitely were no wildcard characters and we do not need to + // add the exclusion pattern. + if (componentPattern !== component) { + subpattern += implicitExcludePathRegexPattern; + } + subpattern += componentPattern; + } + else { + subpattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter); } - subpattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter); } hasWrittenComponent = true; } @@ -2847,12 +3272,6 @@ var ts; } return subpattern; } - function replaceWildCardCharacterFiles(match) { - return replaceWildcardCharacter(match, singleAsteriskRegexFragmentFiles); - } - function replaceWildCardCharacterOther(match) { - return replaceWildcardCharacter(match, singleAsteriskRegexFragmentOther); - } function replaceWildcardCharacter(match, singleAsteriskRegexFragment) { return match === "*" ? singleAsteriskRegexFragment : match === "?" ? "[^/]" : "\\" + match; } @@ -2861,6 +3280,7 @@ var ts; currentDirectory = normalizePath(currentDirectory); var absolutePath = combinePaths(currentDirectory, path); return { + includeFilePatterns: map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }), includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"), includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"), excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"), @@ -2868,39 +3288,61 @@ var ts; }; } ts.getFileMatcherPatterns = getFileMatcherPatterns; - function matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, getFileSystemEntries) { + function matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, depth, getFileSystemEntries) { path = normalizePath(path); currentDirectory = normalizePath(currentDirectory); var patterns = getFileMatcherPatterns(path, excludes, includes, useCaseSensitiveFileNames, currentDirectory); var regexFlag = useCaseSensitiveFileNames ? "" : "i"; - var includeFileRegex = patterns.includeFilePattern && new RegExp(patterns.includeFilePattern, regexFlag); + var includeFileRegexes = patterns.includeFilePatterns && patterns.includeFilePatterns.map(function (pattern) { return new RegExp(pattern, regexFlag); }); var includeDirectoryRegex = patterns.includeDirectoryPattern && new RegExp(patterns.includeDirectoryPattern, regexFlag); var excludeRegex = patterns.excludePattern && new RegExp(patterns.excludePattern, regexFlag); - var result = []; + // Associate an array of results with each include regex. This keeps results in order of the "include" order. + // If there are no "includes", then just put everything in results[0]. + var results = includeFileRegexes ? includeFileRegexes.map(function () { return []; }) : [[]]; + var comparer = useCaseSensitiveFileNames ? compareStrings : compareStringsCaseInsensitive; for (var _i = 0, _a = patterns.basePaths; _i < _a.length; _i++) { var basePath = _a[_i]; - visitDirectory(basePath, combinePaths(currentDirectory, basePath)); + visitDirectory(basePath, combinePaths(currentDirectory, basePath), depth); } - return result; - function visitDirectory(path, absolutePath) { + return flatten(results); + function visitDirectory(path, absolutePath, depth) { var _a = getFileSystemEntries(path), files = _a.files, directories = _a.directories; + files = files.slice().sort(comparer); + var _loop_1 = function (current) { + var name = combinePaths(path, current); + var absoluteName = combinePaths(absolutePath, current); + if (extensions && !fileExtensionIsOneOf(name, extensions)) + return "continue"; + if (excludeRegex && excludeRegex.test(absoluteName)) + return "continue"; + if (!includeFileRegexes) { + results[0].push(name); + } + else { + var includeIndex = findIndex(includeFileRegexes, function (re) { return re.test(absoluteName); }); + if (includeIndex !== -1) { + results[includeIndex].push(name); + } + } + }; for (var _i = 0, files_1 = files; _i < files_1.length; _i++) { var current = files_1[_i]; - var name_1 = combinePaths(path, current); - var absoluteName = combinePaths(absolutePath, current); - if ((!extensions || fileExtensionIsAny(name_1, extensions)) && - (!includeFileRegex || includeFileRegex.test(absoluteName)) && - (!excludeRegex || !excludeRegex.test(absoluteName))) { - result.push(name_1); + _loop_1(current); + } + if (depth !== undefined) { + depth--; + if (depth === 0) { + return; } } + directories = directories.slice().sort(comparer); for (var _b = 0, directories_1 = directories; _b < directories_1.length; _b++) { var current = directories_1[_b]; - var name_2 = combinePaths(path, current); + var name = combinePaths(path, current); var absoluteName = combinePaths(absolutePath, current); if ((!includeDirectoryRegex || includeDirectoryRegex.test(absoluteName)) && (!excludeRegex || !excludeRegex.test(absoluteName))) { - visitDirectory(name_2, absoluteName); + visitDirectory(name, absoluteName, depth); } } } @@ -2925,7 +3367,7 @@ var ts; } // Sort the offsets array using either the literal or canonical path representations. includeBasePaths.sort(useCaseSensitiveFileNames ? compareStrings : compareStringsCaseInsensitive); - var _loop_1 = function (includeBasePath) { + var _loop_2 = function (includeBasePath) { if (ts.every(basePaths, function (basePath) { return !containsPath(basePath, includeBasePath, path, !useCaseSensitiveFileNames); })) { basePaths.push(includeBasePath); } @@ -2934,7 +3376,7 @@ var ts; // subpath of an existing base path for (var _a = 0, includeBasePaths_1 = includeBasePaths; _a < includeBasePaths_1.length; _a++) { var includeBasePath = includeBasePaths_1[_a]; - _loop_1(includeBasePath); + _loop_2(includeBasePath); } } return basePaths; @@ -2956,20 +3398,22 @@ var ts; // If the 'scriptKind' is 'undefined' or 'Unknown' then we attempt // to get the ScriptKind from the file name. If it cannot be resolved // from the file name then the default 'TS' script kind is returned. - return (scriptKind || getScriptKindFromFileName(fileName)) || 3 /* TS */; + return scriptKind || getScriptKindFromFileName(fileName) || 3 /* TS */; } ts.ensureScriptKind = ensureScriptKind; function getScriptKindFromFileName(fileName) { var ext = fileName.substr(fileName.lastIndexOf(".")); switch (ext.toLowerCase()) { - case ".js": + case ".js" /* Js */: return 1 /* JS */; - case ".jsx": + case ".jsx" /* Jsx */: return 2 /* JSX */; - case ".ts": + case ".ts" /* Ts */: return 3 /* TS */; - case ".tsx": + case ".tsx" /* Tsx */: return 4 /* TSX */; + case ".json" /* Json */: + return 6 /* JSON */; default: return 0 /* Unknown */; } @@ -2978,24 +3422,17 @@ var ts; /** * List of supported extensions in order of file resolution precedence. */ - ts.supportedTypeScriptExtensions = [".ts", ".tsx", ".d.ts"]; + ts.supportedTypeScriptExtensions = [".ts" /* Ts */, ".tsx" /* Tsx */, ".d.ts" /* Dts */]; /** Must have ".d.ts" first because if ".ts" goes first, that will be detected as the extension instead of ".d.ts". */ - ts.supportedTypescriptExtensionsForExtractExtension = [".d.ts", ".ts", ".tsx"]; - ts.supportedJavascriptExtensions = [".js", ".jsx"]; + ts.supportedTypescriptExtensionsForExtractExtension = [".d.ts" /* Dts */, ".ts" /* Ts */, ".tsx" /* Tsx */]; + ts.supportedJavascriptExtensions = [".js" /* Js */, ".jsx" /* Jsx */]; var allSupportedExtensions = ts.supportedTypeScriptExtensions.concat(ts.supportedJavascriptExtensions); function getSupportedExtensions(options, extraFileExtensions) { var needAllExtensions = options && options.allowJs; - if (!extraFileExtensions || extraFileExtensions.length === 0) { + if (!extraFileExtensions || extraFileExtensions.length === 0 || !needAllExtensions) { return needAllExtensions ? allSupportedExtensions : ts.supportedTypeScriptExtensions; } - var extensions = (needAllExtensions ? allSupportedExtensions : ts.supportedTypeScriptExtensions).slice(0); - for (var _i = 0, extraFileExtensions_1 = extraFileExtensions; _i < extraFileExtensions_1.length; _i++) { - var extInfo = extraFileExtensions_1[_i]; - if (needAllExtensions || extInfo.scriptKind === 3 /* TS */) { - extensions.push(extInfo.extension); - } - } - return extensions; + return deduplicate(allSupportedExtensions.concat(extraFileExtensions.map(function (e) { return e.extension; }))); } ts.getSupportedExtensions = getSupportedExtensions; function hasJavaScriptFileExtension(fileName) { @@ -3028,14 +3465,13 @@ var ts; (function (ExtensionPriority) { ExtensionPriority[ExtensionPriority["TypeScriptFiles"] = 0] = "TypeScriptFiles"; ExtensionPriority[ExtensionPriority["DeclarationAndJavaScriptFiles"] = 2] = "DeclarationAndJavaScriptFiles"; - ExtensionPriority[ExtensionPriority["Limit"] = 5] = "Limit"; ExtensionPriority[ExtensionPriority["Highest"] = 0] = "Highest"; ExtensionPriority[ExtensionPriority["Lowest"] = 2] = "Lowest"; })(ExtensionPriority = ts.ExtensionPriority || (ts.ExtensionPriority = {})); function getExtensionPriority(path, supportedExtensions) { for (var i = supportedExtensions.length - 1; i >= 0; i--) { if (fileExtensionIs(path, supportedExtensions[i])) { - return adjustExtensionPriority(i); + return adjustExtensionPriority(i, supportedExtensions); } } // If its not in the list of supported extensions, this is likely a @@ -3046,31 +3482,31 @@ var ts; /** * Adjusts an extension priority to be the highest priority within the same range. */ - function adjustExtensionPriority(extensionPriority) { + function adjustExtensionPriority(extensionPriority, supportedExtensions) { if (extensionPriority < 2 /* DeclarationAndJavaScriptFiles */) { return 0 /* TypeScriptFiles */; } - else if (extensionPriority < 5 /* Limit */) { + else if (extensionPriority < supportedExtensions.length) { return 2 /* DeclarationAndJavaScriptFiles */; } else { - return 5 /* Limit */; + return supportedExtensions.length; } } ts.adjustExtensionPriority = adjustExtensionPriority; /** * Gets the next lowest extension priority for a given priority. */ - function getNextLowestExtensionPriority(extensionPriority) { + function getNextLowestExtensionPriority(extensionPriority, supportedExtensions) { if (extensionPriority < 2 /* DeclarationAndJavaScriptFiles */) { return 2 /* DeclarationAndJavaScriptFiles */; } else { - return 5 /* Limit */; + return supportedExtensions.length; } } ts.getNextLowestExtensionPriority = getNextLowestExtensionPriority; - var extensionsToRemove = [".d.ts", ".ts", ".js", ".tsx", ".jsx"]; + var extensionsToRemove = [".d.ts" /* Dts */, ".ts" /* Ts */, ".js" /* Js */, ".tsx" /* Tsx */, ".jsx" /* Jsx */]; function removeFileExtension(path) { for (var _i = 0, extensionsToRemove_1 = extensionsToRemove; _i < extensionsToRemove_1.length; _i++) { var ext = extensionsToRemove_1[_i]; @@ -3096,11 +3532,14 @@ var ts; ts.changeExtension = changeExtension; function Symbol(flags, name) { this.flags = flags; - this.name = name; + this.escapedName = name; this.declarations = undefined; } - function Type(_checker, flags) { + function Type(checker, flags) { this.flags = flags; + if (Debug.isDebugging) { + this.checker = checker; + } } function Signature() { } @@ -3115,6 +3554,11 @@ var ts; this.parent = undefined; this.original = undefined; } + function SourceMapSource(fileName, text, skipTrivia) { + this.fileName = fileName; + this.text = text; + this.skipTrivia = skipTrivia || (function (pos) { return pos; }); + } ts.objectAllocator = { getNodeConstructor: function () { return Node; }, getTokenConstructor: function () { return Node; }, @@ -3122,7 +3566,8 @@ var ts; getSourceFileConstructor: function () { return Node; }, getSymbolConstructor: function () { return Symbol; }, getTypeConstructor: function () { return Type; }, - getSignatureConstructor: function () { return Signature; } + getSignatureConstructor: function () { return Signature; }, + getSourceMapSourceConstructor: function () { return SourceMapSource; }, }; var AssertionLevel; (function (AssertionLevel) { @@ -3134,25 +3579,72 @@ var ts; var Debug; (function (Debug) { Debug.currentAssertionLevel = 0 /* None */; + Debug.isDebugging = false; function shouldAssert(level) { return Debug.currentAssertionLevel >= level; } Debug.shouldAssert = shouldAssert; - function assert(expression, message, verboseDebugInfo) { + function assert(expression, message, verboseDebugInfo, stackCrawlMark) { if (!expression) { - var verboseDebugString = ""; if (verboseDebugInfo) { - verboseDebugString = "\r\nVerbose Debug Information: " + verboseDebugInfo(); + message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo()); } - debugger; - throw new Error("Debug Failure. False expression: " + (message || "") + verboseDebugString); + fail(message ? "False expression: " + message : "False expression.", stackCrawlMark || assert); } } Debug.assert = assert; - function fail(message) { - Debug.assert(/*expression*/ false, message); + function assertEqual(a, b, msg, msg2) { + if (a !== b) { + var message = msg ? msg2 ? msg + " " + msg2 : msg : ""; + fail("Expected " + a + " === " + b + ". " + message); + } + } + Debug.assertEqual = assertEqual; + function assertLessThan(a, b, msg) { + if (a >= b) { + fail("Expected " + a + " < " + b + ". " + (msg || "")); + } + } + Debug.assertLessThan = assertLessThan; + function assertLessThanOrEqual(a, b) { + if (a > b) { + fail("Expected " + a + " <= " + b); + } + } + Debug.assertLessThanOrEqual = assertLessThanOrEqual; + function assertGreaterThanOrEqual(a, b) { + if (a < b) { + fail("Expected " + a + " >= " + b); + } + } + Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual; + function fail(message, stackCrawlMark) { + debugger; + var e = new Error(message ? "Debug Failure. " + message : "Debug Failure."); + if (Error.captureStackTrace) { + Error.captureStackTrace(e, stackCrawlMark || fail); + } + throw e; } Debug.fail = fail; + function assertNever(member, message, stackCrawlMark) { + return fail(message || "Illegal value: " + member, stackCrawlMark || assertNever); + } + Debug.assertNever = assertNever; + function getFunctionName(func) { + if (typeof func !== "function") { + return ""; + } + else if (func.hasOwnProperty("name")) { + return func.name; + } + else { + var text = Function.prototype.toString.call(func); + var match = /^function\s+([\w\$]+)\s*\(/.exec(text); + return match ? match[1] : ""; + } + } + Debug.getFunctionName = getFunctionName; })(Debug = ts.Debug || (ts.Debug = {})); /** Remove an item from an array, moving everything to its right one space left. */ function orderedRemoveItem(array, item) { @@ -3205,7 +3697,6 @@ var ts; * Return an exact match if possible, or a pattern match, or undefined. * (These are verified by verifyCompilerOptions to have 0 or 1 "*" characters.) */ - /* @internal */ function matchPatternOrExact(patternStrings, candidate) { var patterns = []; for (var _i = 0, patternStrings_1 = patternStrings; _i < patternStrings_1.length; _i++) { @@ -3222,7 +3713,6 @@ var ts; return findBestPatternMatch(patterns, function (_) { return _; }, candidate); } ts.matchPatternOrExact = matchPatternOrExact; - /* @internal */ function patternText(_a) { var prefix = _a.prefix, suffix = _a.suffix; return prefix + "*" + suffix; @@ -3232,14 +3722,12 @@ var ts; * Given that candidate matches pattern, returns the text matching the '*'. * E.g.: matchedText(tryParsePattern("foo*baz"), "foobarbaz") === "bar" */ - /* @internal */ function matchedText(pattern, candidate) { Debug.assert(isPatternMatch(pattern, candidate)); return candidate.substr(pattern.prefix.length, candidate.length - pattern.suffix.length); } ts.matchedText = matchedText; /** Return the object corresponding to the best pattern to match `candidate`. */ - /* @internal */ function findBestPatternMatch(values, getPattern, candidate) { var matchedValue = undefined; // use length of prefix as betterness criteria @@ -3261,7 +3749,6 @@ var ts; startsWith(candidate, prefix) && endsWith(candidate, suffix); } - /* @internal */ function tryParsePattern(pattern) { // This should be verified outside of here and a proper error thrown. Debug.assert(hasZeroOrOneAsteriskCharacter(pattern)); @@ -3280,7 +3767,7 @@ var ts; ts.positionIsSynthesized = positionIsSynthesized; /** True if an extension is one of the supported TypeScript extensions. */ function extensionIsTypeScript(ext) { - return ext <= ts.Extension.LastTypeScriptExtension; + return ext === ".ts" /* Ts */ || ext === ".tsx" /* Tsx */ || ext === ".d.ts" /* Dts */; } ts.extensionIsTypeScript = extensionIsTypeScript; /** @@ -3295,197 +3782,276 @@ var ts; Debug.fail("File " + path + " has unknown extension."); } ts.extensionFromPath = extensionFromPath; + function isAnySupportedFileExtension(path) { + return tryGetExtensionFromPath(path) !== undefined; + } + ts.isAnySupportedFileExtension = isAnySupportedFileExtension; function tryGetExtensionFromPath(path) { - if (fileExtensionIs(path, ".d.ts")) { - return ts.Extension.Dts; + return find(ts.supportedTypescriptExtensionsForExtractExtension, function (e) { return fileExtensionIs(path, e); }) || find(ts.supportedJavascriptExtensions, function (e) { return fileExtensionIs(path, e); }); + } + ts.tryGetExtensionFromPath = tryGetExtensionFromPath; + // Retrieves any string from the final "." onwards from a base file name. + // Unlike extensionFromPath, which throws an exception on unrecognized extensions. + function getAnyExtensionFromPath(path) { + var baseFileName = getBaseFileName(path); + var extensionIndex = baseFileName.lastIndexOf("."); + if (extensionIndex >= 0) { + return baseFileName.substring(extensionIndex); + } + } + ts.getAnyExtensionFromPath = getAnyExtensionFromPath; + function isCheckJsEnabledForFile(sourceFile, compilerOptions) { + return sourceFile.checkJsDirective ? sourceFile.checkJsDirective.enabled : compilerOptions.checkJs; + } + ts.isCheckJsEnabledForFile = isCheckJsEnabledForFile; + function and(f, g) { + return function (arg) { return f(arg) && g(arg); }; + } + ts.and = and; + function assertTypeIsNever(_) { } + ts.assertTypeIsNever = assertTypeIsNever; + function createCachedDirectoryStructureHost(host) { + var cachedReadDirectoryResult = createMap(); + var getCurrentDirectory = memoize(function () { return host.getCurrentDirectory(); }); + var getCanonicalFileName = createGetCanonicalFileName(host.useCaseSensitiveFileNames); + return { + useCaseSensitiveFileNames: host.useCaseSensitiveFileNames, + newLine: host.newLine, + readFile: function (path, encoding) { return host.readFile(path, encoding); }, + write: function (s) { return host.write(s); }, + writeFile: writeFile, + fileExists: fileExists, + directoryExists: directoryExists, + createDirectory: createDirectory, + getCurrentDirectory: getCurrentDirectory, + getDirectories: getDirectories, + readDirectory: readDirectory, + addOrDeleteFileOrDirectory: addOrDeleteFileOrDirectory, + addOrDeleteFile: addOrDeleteFile, + clearCache: clearCache, + exit: function (code) { return host.exit(code); } + }; + function toPath(fileName) { + return ts.toPath(fileName, getCurrentDirectory(), getCanonicalFileName); } - if (fileExtensionIs(path, ".ts")) { - return ts.Extension.Ts; + function getCachedFileSystemEntries(rootDirPath) { + return cachedReadDirectoryResult.get(rootDirPath); } - if (fileExtensionIs(path, ".tsx")) { - return ts.Extension.Tsx; + function getCachedFileSystemEntriesForBaseDir(path) { + return getCachedFileSystemEntries(getDirectoryPath(path)); } - if (fileExtensionIs(path, ".js")) { - return ts.Extension.Js; + function getBaseNameOfFileName(fileName) { + return getBaseFileName(normalizePath(fileName)); } - if (fileExtensionIs(path, ".jsx")) { - return ts.Extension.Jsx; + function createCachedFileSystemEntries(rootDir, rootDirPath) { + var resultFromHost = { + files: map(host.readDirectory(rootDir, /*extensions*/ undefined, /*exclude*/ undefined, /*include*/ ["*.*"]), getBaseNameOfFileName) || [], + directories: host.getDirectories(rootDir) || [] + }; + cachedReadDirectoryResult.set(rootDirPath, resultFromHost); + return resultFromHost; } - } - ts.tryGetExtensionFromPath = tryGetExtensionFromPath; -})(ts || (ts = {})); -/// -var ts; -(function (ts) { - ts.sys = (function () { - function getWScriptSystem() { - var fso = new ActiveXObject("Scripting.FileSystemObject"); - var shell = new ActiveXObject("WScript.Shell"); - var fileStream = new ActiveXObject("ADODB.Stream"); - fileStream.Type = 2 /*text*/; - var binaryStream = new ActiveXObject("ADODB.Stream"); - binaryStream.Type = 1 /*binary*/; - var args = []; - for (var i = 0; i < WScript.Arguments.length; i++) { - args[i] = WScript.Arguments.Item(i); + /** + * If the readDirectory result was already cached, it returns that + * Otherwise gets result from host and caches it. + * The host request is done under try catch block to avoid caching incorrect result + */ + function tryReadDirectory(rootDir, rootDirPath) { + var cachedResult = getCachedFileSystemEntries(rootDirPath); + if (cachedResult) { + return cachedResult; } - function readFile(fileName, encoding) { - if (!fso.FileExists(fileName)) { - return undefined; - } - fileStream.Open(); - try { - if (encoding) { - fileStream.Charset = encoding; - fileStream.LoadFromFile(fileName); - } - else { - // Load file and read the first two bytes into a string with no interpretation - fileStream.Charset = "x-ansi"; - fileStream.LoadFromFile(fileName); - var bom = fileStream.ReadText(2) || ""; - // Position must be at 0 before encoding can be changed - fileStream.Position = 0; - // [0xFF,0xFE] and [0xFE,0xFF] mean utf-16 (little or big endian), otherwise default to utf-8 - fileStream.Charset = bom.length >= 2 && (bom.charCodeAt(0) === 0xFF && bom.charCodeAt(1) === 0xFE || bom.charCodeAt(0) === 0xFE && bom.charCodeAt(1) === 0xFF) ? "unicode" : "utf-8"; - } - // ReadText method always strips byte order mark from resulting string - return fileStream.ReadText(); - } - catch (e) { - throw e; - } - finally { - fileStream.Close(); - } + try { + return createCachedFileSystemEntries(rootDir, rootDirPath); } - function writeFile(fileName, data, writeByteOrderMark) { - fileStream.Open(); - binaryStream.Open(); - try { - // Write characters in UTF-8 encoding - fileStream.Charset = "utf-8"; - fileStream.WriteText(data); - // If we don't want the BOM, then skip it by setting the starting location to 3 (size of BOM). - // If not, start from position 0, as the BOM will be added automatically when charset==utf8. - if (writeByteOrderMark) { - fileStream.Position = 0; - } - else { - fileStream.Position = 3; - } - fileStream.CopyTo(binaryStream); - binaryStream.SaveToFile(fileName, 2 /*overwrite*/); - } - finally { - binaryStream.Close(); - fileStream.Close(); - } + catch (_e) { + // If there is exception to read directories, dont cache the result and direct the calls to host + Debug.assert(!cachedReadDirectoryResult.has(rootDirPath)); + return undefined; } - function getNames(collection) { - var result = []; - for (var e = new Enumerator(collection); !e.atEnd(); e.moveNext()) { - result.push(e.item().Name); + } + function fileNameEqual(name1, name2) { + return getCanonicalFileName(name1) === getCanonicalFileName(name2); + } + function hasEntry(entries, name) { + return some(entries, function (file) { return fileNameEqual(file, name); }); + } + function updateFileSystemEntry(entries, baseName, isValid) { + if (hasEntry(entries, baseName)) { + if (!isValid) { + return filterMutate(entries, function (entry) { return !fileNameEqual(entry, baseName); }); } - return result.sort(); } - function getDirectories(path) { - var folder = fso.GetFolder(path); - return getNames(folder.subfolders); + else if (isValid) { + return entries.push(baseName); } - function getAccessibleFileSystemEntries(path) { - try { - var folder = fso.GetFolder(path || "."); - var files = getNames(folder.files); - var directories = getNames(folder.subfolders); - return { files: files, directories: directories }; - } - catch (e) { - return { files: [], directories: [] }; + } + function writeFile(fileName, data, writeByteOrderMark) { + var path = toPath(fileName); + var result = getCachedFileSystemEntriesForBaseDir(path); + if (result) { + updateFilesOfFileSystemEntry(result, getBaseNameOfFileName(fileName), /*fileExists*/ true); + } + return host.writeFile(fileName, data, writeByteOrderMark); + } + function fileExists(fileName) { + var path = toPath(fileName); + var result = getCachedFileSystemEntriesForBaseDir(path); + return result && hasEntry(result.files, getBaseNameOfFileName(fileName)) || + host.fileExists(fileName); + } + function directoryExists(dirPath) { + var path = toPath(dirPath); + return cachedReadDirectoryResult.has(path) || host.directoryExists(dirPath); + } + function createDirectory(dirPath) { + var path = toPath(dirPath); + var result = getCachedFileSystemEntriesForBaseDir(path); + var baseFileName = getBaseNameOfFileName(dirPath); + if (result) { + updateFileSystemEntry(result.directories, baseFileName, /*isValid*/ true); + } + host.createDirectory(dirPath); + } + function getDirectories(rootDir) { + var rootDirPath = toPath(rootDir); + var result = tryReadDirectory(rootDir, rootDirPath); + if (result) { + return result.directories.slice(); + } + return host.getDirectories(rootDir); + } + function readDirectory(rootDir, extensions, excludes, includes, depth) { + var rootDirPath = toPath(rootDir); + var result = tryReadDirectory(rootDir, rootDirPath); + if (result) { + return matchFiles(rootDir, extensions, excludes, includes, host.useCaseSensitiveFileNames, getCurrentDirectory(), depth, getFileSystemEntries); + } + return host.readDirectory(rootDir, extensions, excludes, includes, depth); + function getFileSystemEntries(dir) { + var path = toPath(dir); + if (path === rootDirPath) { + return result; } + return getCachedFileSystemEntries(path) || createCachedFileSystemEntries(dir, path); } - function readDirectory(path, extensions, excludes, includes) { - return ts.matchFiles(path, extensions, excludes, includes, /*useCaseSensitiveFileNames*/ false, shell.CurrentDirectory, getAccessibleFileSystemEntries); + } + function addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath) { + var existingResult = getCachedFileSystemEntries(fileOrDirectoryPath); + if (existingResult) { + // This was a folder already present, remove it if this doesnt exist any more + if (!host.directoryExists(fileOrDirectory)) { + cachedReadDirectoryResult.delete(fileOrDirectoryPath); + } } - var wscriptSystem = { - args: args, - newLine: "\r\n", - useCaseSensitiveFileNames: false, - write: function (s) { - WScript.StdOut.Write(s); - }, - readFile: readFile, - writeFile: writeFile, - resolvePath: function (path) { - return fso.GetAbsolutePathName(path); - }, - fileExists: function (path) { - return fso.FileExists(path); - }, - directoryExists: function (path) { - return fso.FolderExists(path); - }, - createDirectory: function (directoryName) { - if (!wscriptSystem.directoryExists(directoryName)) { - fso.CreateFolder(directoryName); - } - }, - getExecutingFilePath: function () { - return WScript.ScriptFullName; - }, - getCurrentDirectory: function () { - return shell.CurrentDirectory; - }, - getDirectories: getDirectories, - getEnvironmentVariable: function (name) { - return new ActiveXObject("WScript.Shell").ExpandEnvironmentStrings("%" + name + "%"); - }, - readDirectory: readDirectory, - exit: function (exitCode) { - try { - WScript.Quit(exitCode); - } - catch (e) { + else { + // This was earlier a file (hence not in cached directory contents) + // or we never cached the directory containing it + var parentResult = getCachedFileSystemEntriesForBaseDir(fileOrDirectoryPath); + if (parentResult) { + var baseName = getBaseNameOfFileName(fileOrDirectory); + if (parentResult) { + var fsQueryResult = { + fileExists: host.fileExists(fileOrDirectoryPath), + directoryExists: host.directoryExists(fileOrDirectoryPath) + }; + updateFilesOfFileSystemEntry(parentResult, baseName, fsQueryResult.fileExists); + updateFileSystemEntry(parentResult.directories, baseName, fsQueryResult.directoryExists); + return fsQueryResult; } } - }; - return wscriptSystem; + } } + function addOrDeleteFile(fileName, filePath, eventKind) { + if (eventKind === ts.FileWatcherEventKind.Changed) { + return; + } + var parentResult = getCachedFileSystemEntriesForBaseDir(filePath); + if (parentResult) { + updateFilesOfFileSystemEntry(parentResult, getBaseNameOfFileName(fileName), eventKind === ts.FileWatcherEventKind.Created); + } + } + function updateFilesOfFileSystemEntry(parentResult, baseName, fileExists) { + updateFileSystemEntry(parentResult.files, baseName, fileExists); + } + function clearCache() { + cachedReadDirectoryResult.clear(); + } + } + ts.createCachedDirectoryStructureHost = createCachedDirectoryStructureHost; +})(ts || (ts = {})); +/// +var ts; +(function (ts) { + /** + * Set a high stack trace limit to provide more information in case of an error. + * Called for command-line and server use cases. + * Not called if TypeScript is used as a library. + */ + /* @internal */ + function setStackTraceLimit() { + if (Error.stackTraceLimit < 100) { + Error.stackTraceLimit = 100; + } + } + ts.setStackTraceLimit = setStackTraceLimit; + var FileWatcherEventKind; + (function (FileWatcherEventKind) { + FileWatcherEventKind[FileWatcherEventKind["Created"] = 0] = "Created"; + FileWatcherEventKind[FileWatcherEventKind["Changed"] = 1] = "Changed"; + FileWatcherEventKind[FileWatcherEventKind["Deleted"] = 2] = "Deleted"; + })(FileWatcherEventKind = ts.FileWatcherEventKind || (ts.FileWatcherEventKind = {})); + function getNodeMajorVersion() { + if (typeof process === "undefined") { + return undefined; + } + var version = process.version; + if (!version) { + return undefined; + } + var dot = version.indexOf("."); + if (dot === -1) { + return undefined; + } + return parseInt(version.substring(1, dot)); + } + ts.getNodeMajorVersion = getNodeMajorVersion; + ts.sys = (function () { function getNodeSystem() { var _fs = require("fs"); var _path = require("path"); var _os = require("os"); var _crypto = require("crypto"); - var useNonPollingWatchers = process.env["TSC_NONPOLLING_WATCHER"]; + var useNonPollingWatchers = process.env.TSC_NONPOLLING_WATCHER; function createWatchedFileSet() { var dirWatchers = ts.createMap(); // One file can have multiple watchers - var fileWatcherCallbacks = ts.createMap(); + var fileWatcherCallbacks = ts.createMultiMap(); return { addFile: addFile, removeFile: removeFile }; function reduceDirWatcherRefCountForFile(fileName) { var dirName = ts.getDirectoryPath(fileName); - var watcher = dirWatchers[dirName]; + var watcher = dirWatchers.get(dirName); if (watcher) { watcher.referenceCount -= 1; if (watcher.referenceCount <= 0) { watcher.close(); - delete dirWatchers[dirName]; + dirWatchers.delete(dirName); } } } function addDirWatcher(dirPath) { - var watcher = dirWatchers[dirPath]; + var watcher = dirWatchers.get(dirPath); if (watcher) { watcher.referenceCount += 1; return; } - watcher = _fs.watch(dirPath, { persistent: true }, function (eventName, relativeFileName) { return fileEventHandler(eventName, relativeFileName, dirPath); }); + watcher = fsWatchDirectory(dirPath || ".", function (eventName, relativeFileName) { return fileEventHandler(eventName, relativeFileName, dirPath); }); watcher.referenceCount = 1; - dirWatchers[dirPath] = watcher; + dirWatchers.set(dirPath, watcher); return; } function addFileWatcherCallback(filePath, callback) { - ts.multiMapAdd(fileWatcherCallbacks, filePath, callback); + fileWatcherCallbacks.add(filePath, callback); } function addFile(fileName, callback) { addFileWatcherCallback(fileName, callback); @@ -3497,37 +4063,121 @@ var ts; reduceDirWatcherRefCountForFile(watchedFile.fileName); } function removeFileWatcherCallback(filePath, callback) { - ts.multiMapRemove(fileWatcherCallbacks, filePath, callback); + fileWatcherCallbacks.remove(filePath, callback); } function fileEventHandler(eventName, relativeFileName, baseDirPath) { // When files are deleted from disk, the triggered "rename" event would have a relativefileName of "undefined" - var fileName = typeof relativeFileName !== "string" + var fileName = !ts.isString(relativeFileName) ? undefined : ts.getNormalizedAbsolutePath(relativeFileName, baseDirPath); // Some applications save a working file via rename operations - if ((eventName === "change" || eventName === "rename") && fileWatcherCallbacks[fileName]) { - for (var _i = 0, _a = fileWatcherCallbacks[fileName]; _i < _a.length; _i++) { - var fileCallback = _a[_i]; - fileCallback(fileName); + if ((eventName === "change" || eventName === "rename")) { + var callbacks = fileWatcherCallbacks.get(fileName); + if (callbacks) { + for (var _i = 0, callbacks_1 = callbacks; _i < callbacks_1.length; _i++) { + var fileCallback = callbacks_1[_i]; + fileCallback(fileName, FileWatcherEventKind.Changed); + } } } } } var watchedFileSet = createWatchedFileSet(); - function isNode4OrLater() { - return parseInt(process.version.charAt(1)) >= 4; - } + var nodeVersion = getNodeMajorVersion(); + var isNode4OrLater = nodeVersion >= 4; function isFileSystemCaseSensitive() { // win32\win64 are case insensitive platforms if (platform === "win32" || platform === "win64") { return false; } - // convert current file name to upper case / lower case and check if file exists - // (guards against cases when name is already all uppercase or lowercase) - return !fileExists(__filename.toUpperCase()) || !fileExists(__filename.toLowerCase()); + // If this file exists under a different case, we must be case-insensitve. + return !fileExists(swapCase(__filename)); + } + /** Convert all lowercase chars to uppercase, and vice-versa */ + function swapCase(s) { + return s.replace(/\w/g, function (ch) { + var up = ch.toUpperCase(); + return ch === up ? ch.toLowerCase() : up; + }); } var platform = _os.platform(); var useCaseSensitiveFileNames = isFileSystemCaseSensitive(); + function fsWatchFile(fileName, callback, pollingInterval) { + _fs.watchFile(fileName, { persistent: true, interval: pollingInterval || 250 }, fileChanged); + return { + close: function () { return _fs.unwatchFile(fileName, fileChanged); } + }; + function fileChanged(curr, prev) { + var isCurrZero = +curr.mtime === 0; + var isPrevZero = +prev.mtime === 0; + var created = !isCurrZero && isPrevZero; + var deleted = isCurrZero && !isPrevZero; + var eventKind = created + ? FileWatcherEventKind.Created + : deleted + ? FileWatcherEventKind.Deleted + : FileWatcherEventKind.Changed; + if (eventKind === FileWatcherEventKind.Changed && +curr.mtime <= +prev.mtime) { + return; + } + callback(fileName, eventKind); + } + } + function fsWatchDirectory(directoryName, callback, recursive) { + var options; + /** Watcher for the directory depending on whether it is missing or present */ + var watcher = !directoryExists(directoryName) ? + watchMissingDirectory() : + watchPresentDirectory(); + return { + close: function () { + // Close the watcher (either existing directory watcher or missing directory watcher) + watcher.close(); + } + }; + /** + * Watch the directory that is currently present + * and when the watched directory is deleted, switch to missing directory watcher + */ + function watchPresentDirectory() { + // Node 4.0 `fs.watch` function supports the "recursive" option on both OSX and Windows + // (ref: https://github.com/nodejs/node/pull/2649 and https://github.com/Microsoft/TypeScript/issues/4643) + if (options === undefined) { + if (isNode4OrLater && (process.platform === "win32" || process.platform === "darwin")) { + options = { persistent: true, recursive: !!recursive }; + } + else { + options = { persistent: true }; + } + } + var dirWatcher = _fs.watch(directoryName, options, callback); + dirWatcher.on("error", function () { + if (!directoryExists(directoryName)) { + // Deleting directory + watcher = watchMissingDirectory(); + // Call the callback for current directory + callback("rename", ""); + } + }); + return dirWatcher; + } + /** + * Watch the directory that is missing + * and switch to existing directory when the directory is created + */ + function watchMissingDirectory() { + return fsWatchFile(directoryName, function (_fileName, eventKind) { + if (eventKind === FileWatcherEventKind.Created && directoryExists(directoryName)) { + watcher.close(); + watcher = watchPresentDirectory(); + // Call the callback for current directory + // For now it could be callback for the inner directory creation, + // but just return current directory, better than current no-op + callback("rename", ""); + } + }); + } + } function readFile(fileName, _encoding) { if (!fileExists(fileName)) { return undefined; @@ -3537,7 +4187,7 @@ var ts; if (len >= 2 && buffer[0] === 0xFE && buffer[1] === 0xFF) { // Big endian UTF-16 byte order mark detected. Since big endian is not supported by node.js, // flip all byte pairs and treat as little endian. - len &= ~1; + len &= ~1; // Round down to a multiple of 2 for (var i = 0; i < len; i += 2) { var temp = buffer[i]; buffer[i] = buffer[i + 1]; @@ -3564,7 +4214,7 @@ var ts; var fd; try { fd = _fs.openSync(fileName, "w"); - _fs.writeSync(fd, data, undefined, "utf8"); + _fs.writeSync(fd, data, /*position*/ undefined, "utf8"); } finally { if (fd !== undefined) { @@ -3584,10 +4234,10 @@ var ts; if (entry === "." || entry === "..") { continue; } - var name_3 = ts.combinePaths(path, entry); + var name = ts.combinePaths(path, entry); var stat = void 0; try { - stat = _fs.statSync(name_3); + stat = _fs.statSync(name); } catch (e) { continue; @@ -3605,8 +4255,8 @@ var ts; return { files: [], directories: [] }; } } - function readDirectory(path, extensions, excludes, includes) { - return ts.matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, process.cwd(), getAccessibleFileSystemEntries); + function readDirectory(path, extensions, excludes, includes, depth) { + return ts.matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, process.cwd(), depth, getAccessibleFileSystemEntries); } var FileSystemEntryKind; (function (FileSystemEntryKind) { @@ -3634,7 +4284,6 @@ var ts; function getDirectories(path) { return ts.filter(_fs.readdirSync(path), function (dir) { return fileSystemEntryExists(ts.combinePaths(path, dir), 1 /* Directory */); }); } - var noOpFileWatcher = { close: ts.noop }; var nodeSystem = { args: process.argv.slice(2), newLine: _os.EOL, @@ -3652,32 +4301,13 @@ var ts; }; } else { - _fs.watchFile(fileName, { persistent: true, interval: pollingInterval || 250 }, fileChanged); - return { - close: function () { return _fs.unwatchFile(fileName, fileChanged); } - }; - } - function fileChanged(curr, prev) { - if (+curr.mtime <= +prev.mtime) { - return; - } - callback(fileName); + return fsWatchFile(fileName, callback, pollingInterval); } }, watchDirectory: function (directoryName, callback, recursive) { // Node 4.0 `fs.watch` function supports the "recursive" option on both OSX and Windows // (ref: https://github.com/nodejs/node/pull/2649 and https://github.com/Microsoft/TypeScript/issues/4643) - var options; - if (!directoryExists(directoryName)) { - return noOpFileWatcher; - } - if (isNode4OrLater() && (process.platform === "win32" || process.platform === "darwin")) { - options = { persistent: true, recursive: !!recursive }; - } - else { - options = { persistent: true }; - } - return _fs.watch(directoryName, options, function (eventName, relativeFileName) { + return fsWatchDirectory(directoryName, function (eventName, relativeFileName) { // In watchDirectory we only care about adding and removing files (when event name is // "rename"); changes made within files are handled by corresponding fileWatchers (when // event name is "change") @@ -3685,12 +4315,9 @@ var ts; // When deleting a file, the passed baseFileName is null callback(!relativeFileName ? relativeFileName : ts.normalizePath(ts.combinePaths(directoryName, relativeFileName))); } - ; - }); - }, - resolvePath: function (path) { - return _path.resolve(path); + }, recursive); }, + resolvePath: function (path) { return _path.resolve(path); }, fileExists: fileExists, directoryExists: directoryExists, createDirectory: function (directoryName) { @@ -3744,11 +4371,13 @@ var ts; realpath: function (path) { return _fs.realpathSync(path); }, + debugMode: ts.some(process.execArgv, function (arg) { return /^--(inspect|debug)(-brk)?(=\d+)?$/i.test(arg); }), tryEnableSourceMapsForHost: function () { try { require("source-map-support").install(); } catch (e) { + // Could not enable source maps. } }, setTimeout: setTimeout, @@ -3782,7 +4411,7 @@ var ts; getCurrentDirectory: function () { return ChakraHost.currentDirectory; }, getDirectories: ChakraHost.getDirectories, getEnvironmentVariable: ChakraHost.getEnvironmentVariable || (function () { return ""; }), - readDirectory: function (path, extensions, excludes, includes) { + readDirectory: function (path, extensions, excludes, includes, _depth) { var pattern = ts.getFileMatcherPatterns(path, excludes, includes, !!ChakraHost.useCaseSensitiveFileNames, ChakraHost.currentDirectory); return ChakraHost.readDirectory(path, extensions, pattern.basePaths, pattern.excludePattern, pattern.includeFilePattern, pattern.includeDirectoryPattern); }, @@ -3792,7 +4421,7 @@ var ts; } function recursiveCreateDirectory(directoryPath, sys) { var basePath = ts.getDirectoryPath(directoryPath); - var shouldCreateParent = directoryPath !== basePath && !sys.directoryExists(basePath); + var shouldCreateParent = basePath !== "" && directoryPath !== basePath && !sys.directoryExists(basePath); if (shouldCreateParent) { recursiveCreateDirectory(basePath, sys); } @@ -3804,9 +4433,6 @@ var ts; if (typeof ChakraHost !== "undefined") { sys = getChakraSystem(); } - else if (typeof WScript !== "undefined" && typeof ActiveXObject === "function") { - sys = getWScriptSystem(); - } else if (typeof process !== "undefined" && process.nextTick && !process.browser && typeof require !== "undefined") { // process and process.nextTick checks if current environment is node-like // process.browser check excludes webpack and browserify @@ -3830,824 +4456,960 @@ var ts; ? 1 /* Normal */ : 0 /* None */; } + if (ts.sys && ts.sys.debugMode) { + ts.Debug.isDebugging = true; + } })(ts || (ts = {})); // /// /* @internal */ var ts; (function (ts) { + function diag(code, category, key, message) { + return { code: code, category: category, key: key, message: message }; + } ts.Diagnostics = { - Unterminated_string_literal: { code: 1002, category: ts.DiagnosticCategory.Error, key: "Unterminated_string_literal_1002", message: "Unterminated string literal." }, - Identifier_expected: { code: 1003, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_1003", message: "Identifier expected." }, - _0_expected: { code: 1005, category: ts.DiagnosticCategory.Error, key: "_0_expected_1005", message: "'{0}' expected." }, - A_file_cannot_have_a_reference_to_itself: { code: 1006, category: ts.DiagnosticCategory.Error, key: "A_file_cannot_have_a_reference_to_itself_1006", message: "A file cannot have a reference to itself." }, - Trailing_comma_not_allowed: { code: 1009, category: ts.DiagnosticCategory.Error, key: "Trailing_comma_not_allowed_1009", message: "Trailing comma not allowed." }, - Asterisk_Slash_expected: { code: 1010, category: ts.DiagnosticCategory.Error, key: "Asterisk_Slash_expected_1010", message: "'*/' expected." }, - Unexpected_token: { code: 1012, category: ts.DiagnosticCategory.Error, key: "Unexpected_token_1012", message: "Unexpected token." }, - A_rest_parameter_must_be_last_in_a_parameter_list: { code: 1014, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_must_be_last_in_a_parameter_list_1014", message: "A rest parameter must be last in a parameter list." }, - Parameter_cannot_have_question_mark_and_initializer: { code: 1015, category: ts.DiagnosticCategory.Error, key: "Parameter_cannot_have_question_mark_and_initializer_1015", message: "Parameter cannot have question mark and initializer." }, - A_required_parameter_cannot_follow_an_optional_parameter: { code: 1016, category: ts.DiagnosticCategory.Error, key: "A_required_parameter_cannot_follow_an_optional_parameter_1016", message: "A required parameter cannot follow an optional parameter." }, - An_index_signature_cannot_have_a_rest_parameter: { code: 1017, category: ts.DiagnosticCategory.Error, key: "An_index_signature_cannot_have_a_rest_parameter_1017", message: "An index signature cannot have a rest parameter." }, - An_index_signature_parameter_cannot_have_an_accessibility_modifier: { code: 1018, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_cannot_have_an_accessibility_modifier_1018", message: "An index signature parameter cannot have an accessibility modifier." }, - An_index_signature_parameter_cannot_have_a_question_mark: { code: 1019, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_cannot_have_a_question_mark_1019", message: "An index signature parameter cannot have a question mark." }, - An_index_signature_parameter_cannot_have_an_initializer: { code: 1020, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_cannot_have_an_initializer_1020", message: "An index signature parameter cannot have an initializer." }, - An_index_signature_must_have_a_type_annotation: { code: 1021, category: ts.DiagnosticCategory.Error, key: "An_index_signature_must_have_a_type_annotation_1021", message: "An index signature must have a type annotation." }, - An_index_signature_parameter_must_have_a_type_annotation: { code: 1022, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_must_have_a_type_annotation_1022", message: "An index signature parameter must have a type annotation." }, - An_index_signature_parameter_type_must_be_string_or_number: { code: 1023, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_type_must_be_string_or_number_1023", message: "An index signature parameter type must be 'string' or 'number'." }, - readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature: { code: 1024, category: ts.DiagnosticCategory.Error, key: "readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature_1024", message: "'readonly' modifier can only appear on a property declaration or index signature." }, - Accessibility_modifier_already_seen: { code: 1028, category: ts.DiagnosticCategory.Error, key: "Accessibility_modifier_already_seen_1028", message: "Accessibility modifier already seen." }, - _0_modifier_must_precede_1_modifier: { code: 1029, category: ts.DiagnosticCategory.Error, key: "_0_modifier_must_precede_1_modifier_1029", message: "'{0}' modifier must precede '{1}' modifier." }, - _0_modifier_already_seen: { code: 1030, category: ts.DiagnosticCategory.Error, key: "_0_modifier_already_seen_1030", message: "'{0}' modifier already seen." }, - _0_modifier_cannot_appear_on_a_class_element: { code: 1031, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_class_element_1031", message: "'{0}' modifier cannot appear on a class element." }, - super_must_be_followed_by_an_argument_list_or_member_access: { code: 1034, category: ts.DiagnosticCategory.Error, key: "super_must_be_followed_by_an_argument_list_or_member_access_1034", message: "'super' must be followed by an argument list or member access." }, - Only_ambient_modules_can_use_quoted_names: { code: 1035, category: ts.DiagnosticCategory.Error, key: "Only_ambient_modules_can_use_quoted_names_1035", message: "Only ambient modules can use quoted names." }, - Statements_are_not_allowed_in_ambient_contexts: { code: 1036, category: ts.DiagnosticCategory.Error, key: "Statements_are_not_allowed_in_ambient_contexts_1036", message: "Statements are not allowed in ambient contexts." }, - A_declare_modifier_cannot_be_used_in_an_already_ambient_context: { code: 1038, category: ts.DiagnosticCategory.Error, key: "A_declare_modifier_cannot_be_used_in_an_already_ambient_context_1038", message: "A 'declare' modifier cannot be used in an already ambient context." }, - Initializers_are_not_allowed_in_ambient_contexts: { code: 1039, category: ts.DiagnosticCategory.Error, key: "Initializers_are_not_allowed_in_ambient_contexts_1039", message: "Initializers are not allowed in ambient contexts." }, - _0_modifier_cannot_be_used_in_an_ambient_context: { code: 1040, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_in_an_ambient_context_1040", message: "'{0}' modifier cannot be used in an ambient context." }, - _0_modifier_cannot_be_used_with_a_class_declaration: { code: 1041, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_with_a_class_declaration_1041", message: "'{0}' modifier cannot be used with a class declaration." }, - _0_modifier_cannot_be_used_here: { code: 1042, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_here_1042", message: "'{0}' modifier cannot be used here." }, - _0_modifier_cannot_appear_on_a_data_property: { code: 1043, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_data_property_1043", message: "'{0}' modifier cannot appear on a data property." }, - _0_modifier_cannot_appear_on_a_module_or_namespace_element: { code: 1044, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_module_or_namespace_element_1044", message: "'{0}' modifier cannot appear on a module or namespace element." }, - A_0_modifier_cannot_be_used_with_an_interface_declaration: { code: 1045, category: ts.DiagnosticCategory.Error, key: "A_0_modifier_cannot_be_used_with_an_interface_declaration_1045", message: "A '{0}' modifier cannot be used with an interface declaration." }, - A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file: { code: 1046, category: ts.DiagnosticCategory.Error, key: "A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file_1046", message: "A 'declare' modifier is required for a top level declaration in a .d.ts file." }, - A_rest_parameter_cannot_be_optional: { code: 1047, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_cannot_be_optional_1047", message: "A rest parameter cannot be optional." }, - A_rest_parameter_cannot_have_an_initializer: { code: 1048, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_cannot_have_an_initializer_1048", message: "A rest parameter cannot have an initializer." }, - A_set_accessor_must_have_exactly_one_parameter: { code: 1049, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_must_have_exactly_one_parameter_1049", message: "A 'set' accessor must have exactly one parameter." }, - A_set_accessor_cannot_have_an_optional_parameter: { code: 1051, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_cannot_have_an_optional_parameter_1051", message: "A 'set' accessor cannot have an optional parameter." }, - A_set_accessor_parameter_cannot_have_an_initializer: { code: 1052, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_parameter_cannot_have_an_initializer_1052", message: "A 'set' accessor parameter cannot have an initializer." }, - A_set_accessor_cannot_have_rest_parameter: { code: 1053, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_cannot_have_rest_parameter_1053", message: "A 'set' accessor cannot have rest parameter." }, - A_get_accessor_cannot_have_parameters: { code: 1054, category: ts.DiagnosticCategory.Error, key: "A_get_accessor_cannot_have_parameters_1054", message: "A 'get' accessor cannot have parameters." }, - Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value: { code: 1055, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Prom_1055", message: "Type '{0}' is not a valid async function return type in ES5/ES3 because it does not refer to a Promise-compatible constructor value." }, - Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: { code: 1056, category: ts.DiagnosticCategory.Error, key: "Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher_1056", message: "Accessors are only available when targeting ECMAScript 5 and higher." }, - An_async_function_or_method_must_have_a_valid_awaitable_return_type: { code: 1057, category: ts.DiagnosticCategory.Error, key: "An_async_function_or_method_must_have_a_valid_awaitable_return_type_1057", message: "An async function or method must have a valid awaitable return type." }, - Operand_for_await_does_not_have_a_valid_callable_then_member: { code: 1058, category: ts.DiagnosticCategory.Error, key: "Operand_for_await_does_not_have_a_valid_callable_then_member_1058", message: "Operand for 'await' does not have a valid callable 'then' member." }, - Return_expression_in_async_function_does_not_have_a_valid_callable_then_member: { code: 1059, category: ts.DiagnosticCategory.Error, key: "Return_expression_in_async_function_does_not_have_a_valid_callable_then_member_1059", message: "Return expression in async function does not have a valid callable 'then' member." }, - Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member: { code: 1060, category: ts.DiagnosticCategory.Error, key: "Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member_1060", message: "Expression body for async arrow function does not have a valid callable 'then' member." }, - Enum_member_must_have_initializer: { code: 1061, category: ts.DiagnosticCategory.Error, key: "Enum_member_must_have_initializer_1061", message: "Enum member must have initializer." }, - _0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: { code: 1062, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", message: "{0} is referenced directly or indirectly in the fulfillment callback of its own 'then' method." }, - An_export_assignment_cannot_be_used_in_a_namespace: { code: 1063, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_cannot_be_used_in_a_namespace_1063", message: "An export assignment cannot be used in a namespace." }, - The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type: { code: 1064, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_1064", message: "The return type of an async function or method must be the global Promise type." }, - In_ambient_enum_declarations_member_initializer_must_be_constant_expression: { code: 1066, category: ts.DiagnosticCategory.Error, key: "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066", message: "In ambient enum declarations member initializer must be constant expression." }, - Unexpected_token_A_constructor_method_accessor_or_property_was_expected: { code: 1068, category: ts.DiagnosticCategory.Error, key: "Unexpected_token_A_constructor_method_accessor_or_property_was_expected_1068", message: "Unexpected token. A constructor, method, accessor, or property was expected." }, - _0_modifier_cannot_appear_on_a_type_member: { code: 1070, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_type_member_1070", message: "'{0}' modifier cannot appear on a type member." }, - _0_modifier_cannot_appear_on_an_index_signature: { code: 1071, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_an_index_signature_1071", message: "'{0}' modifier cannot appear on an index signature." }, - A_0_modifier_cannot_be_used_with_an_import_declaration: { code: 1079, category: ts.DiagnosticCategory.Error, key: "A_0_modifier_cannot_be_used_with_an_import_declaration_1079", message: "A '{0}' modifier cannot be used with an import declaration." }, - Invalid_reference_directive_syntax: { code: 1084, category: ts.DiagnosticCategory.Error, key: "Invalid_reference_directive_syntax_1084", message: "Invalid 'reference' directive syntax." }, - Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0: { code: 1085, category: ts.DiagnosticCategory.Error, key: "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0_1085", message: "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'." }, - An_accessor_cannot_be_declared_in_an_ambient_context: { code: 1086, category: ts.DiagnosticCategory.Error, key: "An_accessor_cannot_be_declared_in_an_ambient_context_1086", message: "An accessor cannot be declared in an ambient context." }, - _0_modifier_cannot_appear_on_a_constructor_declaration: { code: 1089, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_constructor_declaration_1089", message: "'{0}' modifier cannot appear on a constructor declaration." }, - _0_modifier_cannot_appear_on_a_parameter: { code: 1090, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_parameter_1090", message: "'{0}' modifier cannot appear on a parameter." }, - Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement: { code: 1091, category: ts.DiagnosticCategory.Error, key: "Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement_1091", message: "Only a single variable declaration is allowed in a 'for...in' statement." }, - Type_parameters_cannot_appear_on_a_constructor_declaration: { code: 1092, category: ts.DiagnosticCategory.Error, key: "Type_parameters_cannot_appear_on_a_constructor_declaration_1092", message: "Type parameters cannot appear on a constructor declaration." }, - Type_annotation_cannot_appear_on_a_constructor_declaration: { code: 1093, category: ts.DiagnosticCategory.Error, key: "Type_annotation_cannot_appear_on_a_constructor_declaration_1093", message: "Type annotation cannot appear on a constructor declaration." }, - An_accessor_cannot_have_type_parameters: { code: 1094, category: ts.DiagnosticCategory.Error, key: "An_accessor_cannot_have_type_parameters_1094", message: "An accessor cannot have type parameters." }, - A_set_accessor_cannot_have_a_return_type_annotation: { code: 1095, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_cannot_have_a_return_type_annotation_1095", message: "A 'set' accessor cannot have a return type annotation." }, - An_index_signature_must_have_exactly_one_parameter: { code: 1096, category: ts.DiagnosticCategory.Error, key: "An_index_signature_must_have_exactly_one_parameter_1096", message: "An index signature must have exactly one parameter." }, - _0_list_cannot_be_empty: { code: 1097, category: ts.DiagnosticCategory.Error, key: "_0_list_cannot_be_empty_1097", message: "'{0}' list cannot be empty." }, - Type_parameter_list_cannot_be_empty: { code: 1098, category: ts.DiagnosticCategory.Error, key: "Type_parameter_list_cannot_be_empty_1098", message: "Type parameter list cannot be empty." }, - Type_argument_list_cannot_be_empty: { code: 1099, category: ts.DiagnosticCategory.Error, key: "Type_argument_list_cannot_be_empty_1099", message: "Type argument list cannot be empty." }, - Invalid_use_of_0_in_strict_mode: { code: 1100, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_in_strict_mode_1100", message: "Invalid use of '{0}' in strict mode." }, - with_statements_are_not_allowed_in_strict_mode: { code: 1101, category: ts.DiagnosticCategory.Error, key: "with_statements_are_not_allowed_in_strict_mode_1101", message: "'with' statements are not allowed in strict mode." }, - delete_cannot_be_called_on_an_identifier_in_strict_mode: { code: 1102, category: ts.DiagnosticCategory.Error, key: "delete_cannot_be_called_on_an_identifier_in_strict_mode_1102", message: "'delete' cannot be called on an identifier in strict mode." }, - A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: { code: 1104, category: ts.DiagnosticCategory.Error, key: "A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement_1104", message: "A 'continue' statement can only be used within an enclosing iteration statement." }, - A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement: { code: 1105, category: ts.DiagnosticCategory.Error, key: "A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement_1105", message: "A 'break' statement can only be used within an enclosing iteration or switch statement." }, - Jump_target_cannot_cross_function_boundary: { code: 1107, category: ts.DiagnosticCategory.Error, key: "Jump_target_cannot_cross_function_boundary_1107", message: "Jump target cannot cross function boundary." }, - A_return_statement_can_only_be_used_within_a_function_body: { code: 1108, category: ts.DiagnosticCategory.Error, key: "A_return_statement_can_only_be_used_within_a_function_body_1108", message: "A 'return' statement can only be used within a function body." }, - Expression_expected: { code: 1109, category: ts.DiagnosticCategory.Error, key: "Expression_expected_1109", message: "Expression expected." }, - Type_expected: { code: 1110, category: ts.DiagnosticCategory.Error, key: "Type_expected_1110", message: "Type expected." }, - A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: { code: 1113, category: ts.DiagnosticCategory.Error, key: "A_default_clause_cannot_appear_more_than_once_in_a_switch_statement_1113", message: "A 'default' clause cannot appear more than once in a 'switch' statement." }, - Duplicate_label_0: { code: 1114, category: ts.DiagnosticCategory.Error, key: "Duplicate_label_0_1114", message: "Duplicate label '{0}'" }, - A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: { code: 1115, category: ts.DiagnosticCategory.Error, key: "A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement_1115", message: "A 'continue' statement can only jump to a label of an enclosing iteration statement." }, - A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement: { code: 1116, category: ts.DiagnosticCategory.Error, key: "A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement_1116", message: "A 'break' statement can only jump to a label of an enclosing statement." }, - An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode: { code: 1117, category: ts.DiagnosticCategory.Error, key: "An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode_1117", message: "An object literal cannot have multiple properties with the same name in strict mode." }, - An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name: { code: 1118, category: ts.DiagnosticCategory.Error, key: "An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name_1118", message: "An object literal cannot have multiple get/set accessors with the same name." }, - An_object_literal_cannot_have_property_and_accessor_with_the_same_name: { code: 1119, category: ts.DiagnosticCategory.Error, key: "An_object_literal_cannot_have_property_and_accessor_with_the_same_name_1119", message: "An object literal cannot have property and accessor with the same name." }, - An_export_assignment_cannot_have_modifiers: { code: 1120, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_cannot_have_modifiers_1120", message: "An export assignment cannot have modifiers." }, - Octal_literals_are_not_allowed_in_strict_mode: { code: 1121, category: ts.DiagnosticCategory.Error, key: "Octal_literals_are_not_allowed_in_strict_mode_1121", message: "Octal literals are not allowed in strict mode." }, - A_tuple_type_element_list_cannot_be_empty: { code: 1122, category: ts.DiagnosticCategory.Error, key: "A_tuple_type_element_list_cannot_be_empty_1122", message: "A tuple type element list cannot be empty." }, - Variable_declaration_list_cannot_be_empty: { code: 1123, category: ts.DiagnosticCategory.Error, key: "Variable_declaration_list_cannot_be_empty_1123", message: "Variable declaration list cannot be empty." }, - Digit_expected: { code: 1124, category: ts.DiagnosticCategory.Error, key: "Digit_expected_1124", message: "Digit expected." }, - Hexadecimal_digit_expected: { code: 1125, category: ts.DiagnosticCategory.Error, key: "Hexadecimal_digit_expected_1125", message: "Hexadecimal digit expected." }, - Unexpected_end_of_text: { code: 1126, category: ts.DiagnosticCategory.Error, key: "Unexpected_end_of_text_1126", message: "Unexpected end of text." }, - Invalid_character: { code: 1127, category: ts.DiagnosticCategory.Error, key: "Invalid_character_1127", message: "Invalid character." }, - Declaration_or_statement_expected: { code: 1128, category: ts.DiagnosticCategory.Error, key: "Declaration_or_statement_expected_1128", message: "Declaration or statement expected." }, - Statement_expected: { code: 1129, category: ts.DiagnosticCategory.Error, key: "Statement_expected_1129", message: "Statement expected." }, - case_or_default_expected: { code: 1130, category: ts.DiagnosticCategory.Error, key: "case_or_default_expected_1130", message: "'case' or 'default' expected." }, - Property_or_signature_expected: { code: 1131, category: ts.DiagnosticCategory.Error, key: "Property_or_signature_expected_1131", message: "Property or signature expected." }, - Enum_member_expected: { code: 1132, category: ts.DiagnosticCategory.Error, key: "Enum_member_expected_1132", message: "Enum member expected." }, - Variable_declaration_expected: { code: 1134, category: ts.DiagnosticCategory.Error, key: "Variable_declaration_expected_1134", message: "Variable declaration expected." }, - Argument_expression_expected: { code: 1135, category: ts.DiagnosticCategory.Error, key: "Argument_expression_expected_1135", message: "Argument expression expected." }, - Property_assignment_expected: { code: 1136, category: ts.DiagnosticCategory.Error, key: "Property_assignment_expected_1136", message: "Property assignment expected." }, - Expression_or_comma_expected: { code: 1137, category: ts.DiagnosticCategory.Error, key: "Expression_or_comma_expected_1137", message: "Expression or comma expected." }, - Parameter_declaration_expected: { code: 1138, category: ts.DiagnosticCategory.Error, key: "Parameter_declaration_expected_1138", message: "Parameter declaration expected." }, - Type_parameter_declaration_expected: { code: 1139, category: ts.DiagnosticCategory.Error, key: "Type_parameter_declaration_expected_1139", message: "Type parameter declaration expected." }, - Type_argument_expected: { code: 1140, category: ts.DiagnosticCategory.Error, key: "Type_argument_expected_1140", message: "Type argument expected." }, - String_literal_expected: { code: 1141, category: ts.DiagnosticCategory.Error, key: "String_literal_expected_1141", message: "String literal expected." }, - Line_break_not_permitted_here: { code: 1142, category: ts.DiagnosticCategory.Error, key: "Line_break_not_permitted_here_1142", message: "Line break not permitted here." }, - or_expected: { code: 1144, category: ts.DiagnosticCategory.Error, key: "or_expected_1144", message: "'{' or ';' expected." }, - Declaration_expected: { code: 1146, category: ts.DiagnosticCategory.Error, key: "Declaration_expected_1146", message: "Declaration expected." }, - Import_declarations_in_a_namespace_cannot_reference_a_module: { code: 1147, category: ts.DiagnosticCategory.Error, key: "Import_declarations_in_a_namespace_cannot_reference_a_module_1147", message: "Import declarations in a namespace cannot reference a module." }, - Cannot_use_imports_exports_or_module_augmentations_when_module_is_none: { code: 1148, category: ts.DiagnosticCategory.Error, key: "Cannot_use_imports_exports_or_module_augmentations_when_module_is_none_1148", message: "Cannot use imports, exports, or module augmentations when '--module' is 'none'." }, - File_name_0_differs_from_already_included_file_name_1_only_in_casing: { code: 1149, category: ts.DiagnosticCategory.Error, key: "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", message: "File name '{0}' differs from already included file name '{1}' only in casing" }, - new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead: { code: 1150, category: ts.DiagnosticCategory.Error, key: "new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead_1150", message: "'new T[]' cannot be used to create an array. Use 'new Array()' instead." }, - const_declarations_must_be_initialized: { code: 1155, category: ts.DiagnosticCategory.Error, key: "const_declarations_must_be_initialized_1155", message: "'const' declarations must be initialized" }, - const_declarations_can_only_be_declared_inside_a_block: { code: 1156, category: ts.DiagnosticCategory.Error, key: "const_declarations_can_only_be_declared_inside_a_block_1156", message: "'const' declarations can only be declared inside a block." }, - let_declarations_can_only_be_declared_inside_a_block: { code: 1157, category: ts.DiagnosticCategory.Error, key: "let_declarations_can_only_be_declared_inside_a_block_1157", message: "'let' declarations can only be declared inside a block." }, - Unterminated_template_literal: { code: 1160, category: ts.DiagnosticCategory.Error, key: "Unterminated_template_literal_1160", message: "Unterminated template literal." }, - Unterminated_regular_expression_literal: { code: 1161, category: ts.DiagnosticCategory.Error, key: "Unterminated_regular_expression_literal_1161", message: "Unterminated regular expression literal." }, - An_object_member_cannot_be_declared_optional: { code: 1162, category: ts.DiagnosticCategory.Error, key: "An_object_member_cannot_be_declared_optional_1162", message: "An object member cannot be declared optional." }, - A_yield_expression_is_only_allowed_in_a_generator_body: { code: 1163, category: ts.DiagnosticCategory.Error, key: "A_yield_expression_is_only_allowed_in_a_generator_body_1163", message: "A 'yield' expression is only allowed in a generator body." }, - Computed_property_names_are_not_allowed_in_enums: { code: 1164, category: ts.DiagnosticCategory.Error, key: "Computed_property_names_are_not_allowed_in_enums_1164", message: "Computed property names are not allowed in enums." }, - A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol: { code: 1165, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol_1165", message: "A computed property name in an ambient context must directly refer to a built-in symbol." }, - A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol: { code: 1166, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol_1166", message: "A computed property name in a class property declaration must directly refer to a built-in symbol." }, - A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol: { code: 1168, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol_1168", message: "A computed property name in a method overload must directly refer to a built-in symbol." }, - A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol: { code: 1169, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol_1169", message: "A computed property name in an interface must directly refer to a built-in symbol." }, - A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol: { code: 1170, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol_1170", message: "A computed property name in a type literal must directly refer to a built-in symbol." }, - A_comma_expression_is_not_allowed_in_a_computed_property_name: { code: 1171, category: ts.DiagnosticCategory.Error, key: "A_comma_expression_is_not_allowed_in_a_computed_property_name_1171", message: "A comma expression is not allowed in a computed property name." }, - extends_clause_already_seen: { code: 1172, category: ts.DiagnosticCategory.Error, key: "extends_clause_already_seen_1172", message: "'extends' clause already seen." }, - extends_clause_must_precede_implements_clause: { code: 1173, category: ts.DiagnosticCategory.Error, key: "extends_clause_must_precede_implements_clause_1173", message: "'extends' clause must precede 'implements' clause." }, - Classes_can_only_extend_a_single_class: { code: 1174, category: ts.DiagnosticCategory.Error, key: "Classes_can_only_extend_a_single_class_1174", message: "Classes can only extend a single class." }, - implements_clause_already_seen: { code: 1175, category: ts.DiagnosticCategory.Error, key: "implements_clause_already_seen_1175", message: "'implements' clause already seen." }, - Interface_declaration_cannot_have_implements_clause: { code: 1176, category: ts.DiagnosticCategory.Error, key: "Interface_declaration_cannot_have_implements_clause_1176", message: "Interface declaration cannot have 'implements' clause." }, - Binary_digit_expected: { code: 1177, category: ts.DiagnosticCategory.Error, key: "Binary_digit_expected_1177", message: "Binary digit expected." }, - Octal_digit_expected: { code: 1178, category: ts.DiagnosticCategory.Error, key: "Octal_digit_expected_1178", message: "Octal digit expected." }, - Unexpected_token_expected: { code: 1179, category: ts.DiagnosticCategory.Error, key: "Unexpected_token_expected_1179", message: "Unexpected token. '{' expected." }, - Property_destructuring_pattern_expected: { code: 1180, category: ts.DiagnosticCategory.Error, key: "Property_destructuring_pattern_expected_1180", message: "Property destructuring pattern expected." }, - Array_element_destructuring_pattern_expected: { code: 1181, category: ts.DiagnosticCategory.Error, key: "Array_element_destructuring_pattern_expected_1181", message: "Array element destructuring pattern expected." }, - A_destructuring_declaration_must_have_an_initializer: { code: 1182, category: ts.DiagnosticCategory.Error, key: "A_destructuring_declaration_must_have_an_initializer_1182", message: "A destructuring declaration must have an initializer." }, - An_implementation_cannot_be_declared_in_ambient_contexts: { code: 1183, category: ts.DiagnosticCategory.Error, key: "An_implementation_cannot_be_declared_in_ambient_contexts_1183", message: "An implementation cannot be declared in ambient contexts." }, - Modifiers_cannot_appear_here: { code: 1184, category: ts.DiagnosticCategory.Error, key: "Modifiers_cannot_appear_here_1184", message: "Modifiers cannot appear here." }, - Merge_conflict_marker_encountered: { code: 1185, category: ts.DiagnosticCategory.Error, key: "Merge_conflict_marker_encountered_1185", message: "Merge conflict marker encountered." }, - A_rest_element_cannot_have_an_initializer: { code: 1186, category: ts.DiagnosticCategory.Error, key: "A_rest_element_cannot_have_an_initializer_1186", message: "A rest element cannot have an initializer." }, - A_parameter_property_may_not_be_declared_using_a_binding_pattern: { code: 1187, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_may_not_be_declared_using_a_binding_pattern_1187", message: "A parameter property may not be declared using a binding pattern." }, - Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement: { code: 1188, category: ts.DiagnosticCategory.Error, key: "Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement_1188", message: "Only a single variable declaration is allowed in a 'for...of' statement." }, - The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer: { code: 1189, category: ts.DiagnosticCategory.Error, key: "The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer_1189", message: "The variable declaration of a 'for...in' statement cannot have an initializer." }, - The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer: { code: 1190, category: ts.DiagnosticCategory.Error, key: "The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer_1190", message: "The variable declaration of a 'for...of' statement cannot have an initializer." }, - An_import_declaration_cannot_have_modifiers: { code: 1191, category: ts.DiagnosticCategory.Error, key: "An_import_declaration_cannot_have_modifiers_1191", message: "An import declaration cannot have modifiers." }, - Module_0_has_no_default_export: { code: 1192, category: ts.DiagnosticCategory.Error, key: "Module_0_has_no_default_export_1192", message: "Module '{0}' has no default export." }, - An_export_declaration_cannot_have_modifiers: { code: 1193, category: ts.DiagnosticCategory.Error, key: "An_export_declaration_cannot_have_modifiers_1193", message: "An export declaration cannot have modifiers." }, - Export_declarations_are_not_permitted_in_a_namespace: { code: 1194, category: ts.DiagnosticCategory.Error, key: "Export_declarations_are_not_permitted_in_a_namespace_1194", message: "Export declarations are not permitted in a namespace." }, - Catch_clause_variable_cannot_have_a_type_annotation: { code: 1196, category: ts.DiagnosticCategory.Error, key: "Catch_clause_variable_cannot_have_a_type_annotation_1196", message: "Catch clause variable cannot have a type annotation." }, - Catch_clause_variable_cannot_have_an_initializer: { code: 1197, category: ts.DiagnosticCategory.Error, key: "Catch_clause_variable_cannot_have_an_initializer_1197", message: "Catch clause variable cannot have an initializer." }, - An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive: { code: 1198, category: ts.DiagnosticCategory.Error, key: "An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive_1198", message: "An extended Unicode escape value must be between 0x0 and 0x10FFFF inclusive." }, - Unterminated_Unicode_escape_sequence: { code: 1199, category: ts.DiagnosticCategory.Error, key: "Unterminated_Unicode_escape_sequence_1199", message: "Unterminated Unicode escape sequence." }, - Line_terminator_not_permitted_before_arrow: { code: 1200, category: ts.DiagnosticCategory.Error, key: "Line_terminator_not_permitted_before_arrow_1200", message: "Line terminator not permitted before arrow." }, - Import_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead: { code: 1202, category: ts.DiagnosticCategory.Error, key: "Import_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_import_Asteri_1202", message: "Import assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'import * as ns from \"mod\"', 'import {a} from \"mod\"', 'import d from \"mod\"', or another module format instead." }, - Export_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_export_default_or_another_module_format_instead: { code: 1203, category: ts.DiagnosticCategory.Error, key: "Export_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_export_defaul_1203", message: "Export assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'export default' or another module format instead." }, - Decorators_are_not_valid_here: { code: 1206, category: ts.DiagnosticCategory.Error, key: "Decorators_are_not_valid_here_1206", message: "Decorators are not valid here." }, - Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name: { code: 1207, category: ts.DiagnosticCategory.Error, key: "Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name_1207", message: "Decorators cannot be applied to multiple get/set accessors of the same name." }, - Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided: { code: 1208, category: ts.DiagnosticCategory.Error, key: "Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided_1208", message: "Cannot compile namespaces when the '--isolatedModules' flag is provided." }, - Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided: { code: 1209, category: ts.DiagnosticCategory.Error, key: "Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided_1209", message: "Ambient const enums are not allowed when the '--isolatedModules' flag is provided." }, - Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode: { code: 1210, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode_1210", message: "Invalid use of '{0}'. Class definitions are automatically in strict mode." }, - A_class_declaration_without_the_default_modifier_must_have_a_name: { code: 1211, category: ts.DiagnosticCategory.Error, key: "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", message: "A class declaration without the 'default' modifier must have a name" }, - Identifier_expected_0_is_a_reserved_word_in_strict_mode: { code: 1212, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", message: "Identifier expected. '{0}' is a reserved word in strict mode" }, - Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode: { code: 1213, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_stric_1213", message: "Identifier expected. '{0}' is a reserved word in strict mode. Class definitions are automatically in strict mode." }, - Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode: { code: 1214, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode_1214", message: "Identifier expected. '{0}' is a reserved word in strict mode. Modules are automatically in strict mode." }, - Invalid_use_of_0_Modules_are_automatically_in_strict_mode: { code: 1215, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215", message: "Invalid use of '{0}'. Modules are automatically in strict mode." }, - Export_assignment_is_not_supported_when_module_flag_is_system: { code: 1218, category: ts.DiagnosticCategory.Error, key: "Export_assignment_is_not_supported_when_module_flag_is_system_1218", message: "Export assignment is not supported when '--module' flag is 'system'." }, - Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning: { code: 1219, category: ts.DiagnosticCategory.Error, key: "Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_t_1219", message: "Experimental support for decorators is a feature that is subject to change in a future release. Set the 'experimentalDecorators' option to remove this warning." }, - Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher: { code: 1220, category: ts.DiagnosticCategory.Error, key: "Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher_1220", message: "Generators are only available when targeting ECMAScript 2015 or higher." }, - Generators_are_not_allowed_in_an_ambient_context: { code: 1221, category: ts.DiagnosticCategory.Error, key: "Generators_are_not_allowed_in_an_ambient_context_1221", message: "Generators are not allowed in an ambient context." }, - An_overload_signature_cannot_be_declared_as_a_generator: { code: 1222, category: ts.DiagnosticCategory.Error, key: "An_overload_signature_cannot_be_declared_as_a_generator_1222", message: "An overload signature cannot be declared as a generator." }, - _0_tag_already_specified: { code: 1223, category: ts.DiagnosticCategory.Error, key: "_0_tag_already_specified_1223", message: "'{0}' tag already specified." }, - Signature_0_must_have_a_type_predicate: { code: 1224, category: ts.DiagnosticCategory.Error, key: "Signature_0_must_have_a_type_predicate_1224", message: "Signature '{0}' must have a type predicate." }, - Cannot_find_parameter_0: { code: 1225, category: ts.DiagnosticCategory.Error, key: "Cannot_find_parameter_0_1225", message: "Cannot find parameter '{0}'." }, - Type_predicate_0_is_not_assignable_to_1: { code: 1226, category: ts.DiagnosticCategory.Error, key: "Type_predicate_0_is_not_assignable_to_1_1226", message: "Type predicate '{0}' is not assignable to '{1}'." }, - Parameter_0_is_not_in_the_same_position_as_parameter_1: { code: 1227, category: ts.DiagnosticCategory.Error, key: "Parameter_0_is_not_in_the_same_position_as_parameter_1_1227", message: "Parameter '{0}' is not in the same position as parameter '{1}'." }, - A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods: { code: 1228, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods_1228", message: "A type predicate is only allowed in return type position for functions and methods." }, - A_type_predicate_cannot_reference_a_rest_parameter: { code: 1229, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_cannot_reference_a_rest_parameter_1229", message: "A type predicate cannot reference a rest parameter." }, - A_type_predicate_cannot_reference_element_0_in_a_binding_pattern: { code: 1230, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_cannot_reference_element_0_in_a_binding_pattern_1230", message: "A type predicate cannot reference element '{0}' in a binding pattern." }, - An_export_assignment_can_only_be_used_in_a_module: { code: 1231, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_can_only_be_used_in_a_module_1231", message: "An export assignment can only be used in a module." }, - An_import_declaration_can_only_be_used_in_a_namespace_or_module: { code: 1232, category: ts.DiagnosticCategory.Error, key: "An_import_declaration_can_only_be_used_in_a_namespace_or_module_1232", message: "An import declaration can only be used in a namespace or module." }, - An_export_declaration_can_only_be_used_in_a_module: { code: 1233, category: ts.DiagnosticCategory.Error, key: "An_export_declaration_can_only_be_used_in_a_module_1233", message: "An export declaration can only be used in a module." }, - An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file: { code: 1234, category: ts.DiagnosticCategory.Error, key: "An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file_1234", message: "An ambient module declaration is only allowed at the top level in a file." }, - A_namespace_declaration_is_only_allowed_in_a_namespace_or_module: { code: 1235, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_is_only_allowed_in_a_namespace_or_module_1235", message: "A namespace declaration is only allowed in a namespace or module." }, - The_return_type_of_a_property_decorator_function_must_be_either_void_or_any: { code: 1236, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_a_property_decorator_function_must_be_either_void_or_any_1236", message: "The return type of a property decorator function must be either 'void' or 'any'." }, - The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any: { code: 1237, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any_1237", message: "The return type of a parameter decorator function must be either 'void' or 'any'." }, - Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression: { code: 1238, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression_1238", message: "Unable to resolve signature of class decorator when called as an expression." }, - Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression: { code: 1239, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression_1239", message: "Unable to resolve signature of parameter decorator when called as an expression." }, - Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression: { code: 1240, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression_1240", message: "Unable to resolve signature of property decorator when called as an expression." }, - Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression: { code: 1241, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression_1241", message: "Unable to resolve signature of method decorator when called as an expression." }, - abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration: { code: 1242, category: ts.DiagnosticCategory.Error, key: "abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration_1242", message: "'abstract' modifier can only appear on a class, method, or property declaration." }, - _0_modifier_cannot_be_used_with_1_modifier: { code: 1243, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_with_1_modifier_1243", message: "'{0}' modifier cannot be used with '{1}' modifier." }, - Abstract_methods_can_only_appear_within_an_abstract_class: { code: 1244, category: ts.DiagnosticCategory.Error, key: "Abstract_methods_can_only_appear_within_an_abstract_class_1244", message: "Abstract methods can only appear within an abstract class." }, - Method_0_cannot_have_an_implementation_because_it_is_marked_abstract: { code: 1245, category: ts.DiagnosticCategory.Error, key: "Method_0_cannot_have_an_implementation_because_it_is_marked_abstract_1245", message: "Method '{0}' cannot have an implementation because it is marked abstract." }, - An_interface_property_cannot_have_an_initializer: { code: 1246, category: ts.DiagnosticCategory.Error, key: "An_interface_property_cannot_have_an_initializer_1246", message: "An interface property cannot have an initializer." }, - A_type_literal_property_cannot_have_an_initializer: { code: 1247, category: ts.DiagnosticCategory.Error, key: "A_type_literal_property_cannot_have_an_initializer_1247", message: "A type literal property cannot have an initializer." }, - A_class_member_cannot_have_the_0_keyword: { code: 1248, category: ts.DiagnosticCategory.Error, key: "A_class_member_cannot_have_the_0_keyword_1248", message: "A class member cannot have the '{0}' keyword." }, - A_decorator_can_only_decorate_a_method_implementation_not_an_overload: { code: 1249, category: ts.DiagnosticCategory.Error, key: "A_decorator_can_only_decorate_a_method_implementation_not_an_overload_1249", message: "A decorator can only decorate a method implementation, not an overload." }, - Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5: { code: 1250, category: ts.DiagnosticCategory.Error, key: "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_1250", message: "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'." }, - Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode: { code: 1251, category: ts.DiagnosticCategory.Error, key: "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_d_1251", message: "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Class definitions are automatically in strict mode." }, - Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode: { code: 1252, category: ts.DiagnosticCategory.Error, key: "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_1252", message: "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Modules are automatically in strict mode." }, - _0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag: { code: 1253, category: ts.DiagnosticCategory.Error, key: "_0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag_1253", message: "'{0}' tag cannot be used independently as a top level JSDoc tag." }, - A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal: { code: 1254, category: ts.DiagnosticCategory.Error, key: "A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_1254", message: "A 'const' initializer in an ambient context must be a string or numeric literal." }, - with_statements_are_not_allowed_in_an_async_function_block: { code: 1300, category: ts.DiagnosticCategory.Error, key: "with_statements_are_not_allowed_in_an_async_function_block_1300", message: "'with' statements are not allowed in an async function block." }, - await_expression_is_only_allowed_within_an_async_function: { code: 1308, category: ts.DiagnosticCategory.Error, key: "await_expression_is_only_allowed_within_an_async_function_1308", message: "'await' expression is only allowed within an async function." }, - can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment: { code: 1312, category: ts.DiagnosticCategory.Error, key: "can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment_1312", message: "'=' can only be used in an object literal property inside a destructuring assignment." }, - The_body_of_an_if_statement_cannot_be_the_empty_statement: { code: 1313, category: ts.DiagnosticCategory.Error, key: "The_body_of_an_if_statement_cannot_be_the_empty_statement_1313", message: "The body of an 'if' statement cannot be the empty statement." }, - Global_module_exports_may_only_appear_in_module_files: { code: 1314, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_in_module_files_1314", message: "Global module exports may only appear in module files." }, - Global_module_exports_may_only_appear_in_declaration_files: { code: 1315, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_in_declaration_files_1315", message: "Global module exports may only appear in declaration files." }, - Global_module_exports_may_only_appear_at_top_level: { code: 1316, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_at_top_level_1316", message: "Global module exports may only appear at top level." }, - A_parameter_property_cannot_be_declared_using_a_rest_parameter: { code: 1317, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_cannot_be_declared_using_a_rest_parameter_1317", message: "A parameter property cannot be declared using a rest parameter." }, - An_abstract_accessor_cannot_have_an_implementation: { code: 1318, category: ts.DiagnosticCategory.Error, key: "An_abstract_accessor_cannot_have_an_implementation_1318", message: "An abstract accessor cannot have an implementation." }, - Duplicate_identifier_0: { code: 2300, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_2300", message: "Duplicate identifier '{0}'." }, - Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: { code: 2301, category: ts.DiagnosticCategory.Error, key: "Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor_2301", message: "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor." }, - Static_members_cannot_reference_class_type_parameters: { code: 2302, category: ts.DiagnosticCategory.Error, key: "Static_members_cannot_reference_class_type_parameters_2302", message: "Static members cannot reference class type parameters." }, - Circular_definition_of_import_alias_0: { code: 2303, category: ts.DiagnosticCategory.Error, key: "Circular_definition_of_import_alias_0_2303", message: "Circular definition of import alias '{0}'." }, - Cannot_find_name_0: { code: 2304, category: ts.DiagnosticCategory.Error, key: "Cannot_find_name_0_2304", message: "Cannot find name '{0}'." }, - Module_0_has_no_exported_member_1: { code: 2305, category: ts.DiagnosticCategory.Error, key: "Module_0_has_no_exported_member_1_2305", message: "Module '{0}' has no exported member '{1}'." }, - File_0_is_not_a_module: { code: 2306, category: ts.DiagnosticCategory.Error, key: "File_0_is_not_a_module_2306", message: "File '{0}' is not a module." }, - Cannot_find_module_0: { code: 2307, category: ts.DiagnosticCategory.Error, key: "Cannot_find_module_0_2307", message: "Cannot find module '{0}'." }, - Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity: { code: 2308, category: ts.DiagnosticCategory.Error, key: "Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambig_2308", message: "Module {0} has already exported a member named '{1}'. Consider explicitly re-exporting to resolve the ambiguity." }, - An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements: { code: 2309, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements_2309", message: "An export assignment cannot be used in a module with other exported elements." }, - Type_0_recursively_references_itself_as_a_base_type: { code: 2310, category: ts.DiagnosticCategory.Error, key: "Type_0_recursively_references_itself_as_a_base_type_2310", message: "Type '{0}' recursively references itself as a base type." }, - A_class_may_only_extend_another_class: { code: 2311, category: ts.DiagnosticCategory.Error, key: "A_class_may_only_extend_another_class_2311", message: "A class may only extend another class." }, - An_interface_may_only_extend_a_class_or_another_interface: { code: 2312, category: ts.DiagnosticCategory.Error, key: "An_interface_may_only_extend_a_class_or_another_interface_2312", message: "An interface may only extend a class or another interface." }, - Type_parameter_0_has_a_circular_constraint: { code: 2313, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_has_a_circular_constraint_2313", message: "Type parameter '{0}' has a circular constraint." }, - Generic_type_0_requires_1_type_argument_s: { code: 2314, category: ts.DiagnosticCategory.Error, key: "Generic_type_0_requires_1_type_argument_s_2314", message: "Generic type '{0}' requires {1} type argument(s)." }, - Type_0_is_not_generic: { code: 2315, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_generic_2315", message: "Type '{0}' is not generic." }, - Global_type_0_must_be_a_class_or_interface_type: { code: 2316, category: ts.DiagnosticCategory.Error, key: "Global_type_0_must_be_a_class_or_interface_type_2316", message: "Global type '{0}' must be a class or interface type." }, - Global_type_0_must_have_1_type_parameter_s: { code: 2317, category: ts.DiagnosticCategory.Error, key: "Global_type_0_must_have_1_type_parameter_s_2317", message: "Global type '{0}' must have {1} type parameter(s)." }, - Cannot_find_global_type_0: { code: 2318, category: ts.DiagnosticCategory.Error, key: "Cannot_find_global_type_0_2318", message: "Cannot find global type '{0}'." }, - Named_property_0_of_types_1_and_2_are_not_identical: { code: 2319, category: ts.DiagnosticCategory.Error, key: "Named_property_0_of_types_1_and_2_are_not_identical_2319", message: "Named property '{0}' of types '{1}' and '{2}' are not identical." }, - Interface_0_cannot_simultaneously_extend_types_1_and_2: { code: 2320, category: ts.DiagnosticCategory.Error, key: "Interface_0_cannot_simultaneously_extend_types_1_and_2_2320", message: "Interface '{0}' cannot simultaneously extend types '{1}' and '{2}'." }, - Excessive_stack_depth_comparing_types_0_and_1: { code: 2321, category: ts.DiagnosticCategory.Error, key: "Excessive_stack_depth_comparing_types_0_and_1_2321", message: "Excessive stack depth comparing types '{0}' and '{1}'." }, - Type_0_is_not_assignable_to_type_1: { code: 2322, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_assignable_to_type_1_2322", message: "Type '{0}' is not assignable to type '{1}'." }, - Cannot_redeclare_exported_variable_0: { code: 2323, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_exported_variable_0_2323", message: "Cannot redeclare exported variable '{0}'." }, - Property_0_is_missing_in_type_1: { code: 2324, category: ts.DiagnosticCategory.Error, key: "Property_0_is_missing_in_type_1_2324", message: "Property '{0}' is missing in type '{1}'." }, - Property_0_is_private_in_type_1_but_not_in_type_2: { code: 2325, category: ts.DiagnosticCategory.Error, key: "Property_0_is_private_in_type_1_but_not_in_type_2_2325", message: "Property '{0}' is private in type '{1}' but not in type '{2}'." }, - Types_of_property_0_are_incompatible: { code: 2326, category: ts.DiagnosticCategory.Error, key: "Types_of_property_0_are_incompatible_2326", message: "Types of property '{0}' are incompatible." }, - Property_0_is_optional_in_type_1_but_required_in_type_2: { code: 2327, category: ts.DiagnosticCategory.Error, key: "Property_0_is_optional_in_type_1_but_required_in_type_2_2327", message: "Property '{0}' is optional in type '{1}' but required in type '{2}'." }, - Types_of_parameters_0_and_1_are_incompatible: { code: 2328, category: ts.DiagnosticCategory.Error, key: "Types_of_parameters_0_and_1_are_incompatible_2328", message: "Types of parameters '{0}' and '{1}' are incompatible." }, - Index_signature_is_missing_in_type_0: { code: 2329, category: ts.DiagnosticCategory.Error, key: "Index_signature_is_missing_in_type_0_2329", message: "Index signature is missing in type '{0}'." }, - Index_signatures_are_incompatible: { code: 2330, category: ts.DiagnosticCategory.Error, key: "Index_signatures_are_incompatible_2330", message: "Index signatures are incompatible." }, - this_cannot_be_referenced_in_a_module_or_namespace_body: { code: 2331, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_a_module_or_namespace_body_2331", message: "'this' cannot be referenced in a module or namespace body." }, - this_cannot_be_referenced_in_current_location: { code: 2332, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_current_location_2332", message: "'this' cannot be referenced in current location." }, - this_cannot_be_referenced_in_constructor_arguments: { code: 2333, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_constructor_arguments_2333", message: "'this' cannot be referenced in constructor arguments." }, - this_cannot_be_referenced_in_a_static_property_initializer: { code: 2334, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_a_static_property_initializer_2334", message: "'this' cannot be referenced in a static property initializer." }, - super_can_only_be_referenced_in_a_derived_class: { code: 2335, category: ts.DiagnosticCategory.Error, key: "super_can_only_be_referenced_in_a_derived_class_2335", message: "'super' can only be referenced in a derived class." }, - super_cannot_be_referenced_in_constructor_arguments: { code: 2336, category: ts.DiagnosticCategory.Error, key: "super_cannot_be_referenced_in_constructor_arguments_2336", message: "'super' cannot be referenced in constructor arguments." }, - Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors: { code: 2337, category: ts.DiagnosticCategory.Error, key: "Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors_2337", message: "Super calls are not permitted outside constructors or in nested functions inside constructors." }, - super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class: { code: 2338, category: ts.DiagnosticCategory.Error, key: "super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_der_2338", message: "'super' property access is permitted only in a constructor, member function, or member accessor of a derived class." }, - Property_0_does_not_exist_on_type_1: { code: 2339, category: ts.DiagnosticCategory.Error, key: "Property_0_does_not_exist_on_type_1_2339", message: "Property '{0}' does not exist on type '{1}'." }, - Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: { code: 2340, category: ts.DiagnosticCategory.Error, key: "Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword_2340", message: "Only public and protected methods of the base class are accessible via the 'super' keyword." }, - Property_0_is_private_and_only_accessible_within_class_1: { code: 2341, category: ts.DiagnosticCategory.Error, key: "Property_0_is_private_and_only_accessible_within_class_1_2341", message: "Property '{0}' is private and only accessible within class '{1}'." }, - An_index_expression_argument_must_be_of_type_string_number_symbol_or_any: { code: 2342, category: ts.DiagnosticCategory.Error, key: "An_index_expression_argument_must_be_of_type_string_number_symbol_or_any_2342", message: "An index expression argument must be of type 'string', 'number', 'symbol', or 'any'." }, - This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1: { code: 2343, category: ts.DiagnosticCategory.Error, key: "This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1_2343", message: "This syntax requires an imported helper named '{1}', but module '{0}' has no exported member '{1}'." }, - Type_0_does_not_satisfy_the_constraint_1: { code: 2344, category: ts.DiagnosticCategory.Error, key: "Type_0_does_not_satisfy_the_constraint_1_2344", message: "Type '{0}' does not satisfy the constraint '{1}'." }, - Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: { code: 2345, category: ts.DiagnosticCategory.Error, key: "Argument_of_type_0_is_not_assignable_to_parameter_of_type_1_2345", message: "Argument of type '{0}' is not assignable to parameter of type '{1}'." }, - Supplied_parameters_do_not_match_any_signature_of_call_target: { code: 2346, category: ts.DiagnosticCategory.Error, key: "Supplied_parameters_do_not_match_any_signature_of_call_target_2346", message: "Supplied parameters do not match any signature of call target." }, - Untyped_function_calls_may_not_accept_type_arguments: { code: 2347, category: ts.DiagnosticCategory.Error, key: "Untyped_function_calls_may_not_accept_type_arguments_2347", message: "Untyped function calls may not accept type arguments." }, - Value_of_type_0_is_not_callable_Did_you_mean_to_include_new: { code: 2348, category: ts.DiagnosticCategory.Error, key: "Value_of_type_0_is_not_callable_Did_you_mean_to_include_new_2348", message: "Value of type '{0}' is not callable. Did you mean to include 'new'?" }, - Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatures: { code: 2349, category: ts.DiagnosticCategory.Error, key: "Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatur_2349", message: "Cannot invoke an expression whose type lacks a call signature. Type '{0}' has no compatible call signatures." }, - Only_a_void_function_can_be_called_with_the_new_keyword: { code: 2350, category: ts.DiagnosticCategory.Error, key: "Only_a_void_function_can_be_called_with_the_new_keyword_2350", message: "Only a void function can be called with the 'new' keyword." }, - Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature: { code: 2351, category: ts.DiagnosticCategory.Error, key: "Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature_2351", message: "Cannot use 'new' with an expression whose type lacks a call or construct signature." }, - Type_0_cannot_be_converted_to_type_1: { code: 2352, category: ts.DiagnosticCategory.Error, key: "Type_0_cannot_be_converted_to_type_1_2352", message: "Type '{0}' cannot be converted to type '{1}'." }, - Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1: { code: 2353, category: ts.DiagnosticCategory.Error, key: "Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1_2353", message: "Object literal may only specify known properties, and '{0}' does not exist in type '{1}'." }, - This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found: { code: 2354, category: ts.DiagnosticCategory.Error, key: "This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found_2354", message: "This syntax requires an imported helper but module '{0}' cannot be found." }, - A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value: { code: 2355, category: ts.DiagnosticCategory.Error, key: "A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_2355", message: "A function whose declared type is neither 'void' nor 'any' must return a value." }, - An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type: { code: 2356, category: ts.DiagnosticCategory.Error, key: "An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type_2356", message: "An arithmetic operand must be of type 'any', 'number' or an enum type." }, - The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access: { code: 2357, category: ts.DiagnosticCategory.Error, key: "The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access_2357", message: "The operand of an increment or decrement operator must be a variable or a property access." }, - The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2358, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_paramete_2358", message: "The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter." }, - The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type: { code: 2359, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_F_2359", message: "The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type." }, - The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol: { code: 2360, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol_2360", message: "The left-hand side of an 'in' expression must be of type 'any', 'string', 'number', or 'symbol'." }, - The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2361, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", message: "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter" }, - The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: { code: 2362, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2362", message: "The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type." }, - The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: { code: 2363, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2363", message: "The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type." }, - The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: { code: 2364, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access_2364", message: "The left-hand side of an assignment expression must be a variable or a property access." }, - Operator_0_cannot_be_applied_to_types_1_and_2: { code: 2365, category: ts.DiagnosticCategory.Error, key: "Operator_0_cannot_be_applied_to_types_1_and_2_2365", message: "Operator '{0}' cannot be applied to types '{1}' and '{2}'." }, - Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: { code: 2366, category: ts.DiagnosticCategory.Error, key: "Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined_2366", message: "Function lacks ending return statement and return type does not include 'undefined'." }, - Type_parameter_name_cannot_be_0: { code: 2368, category: ts.DiagnosticCategory.Error, key: "Type_parameter_name_cannot_be_0_2368", message: "Type parameter name cannot be '{0}'" }, - A_parameter_property_is_only_allowed_in_a_constructor_implementation: { code: 2369, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_is_only_allowed_in_a_constructor_implementation_2369", message: "A parameter property is only allowed in a constructor implementation." }, - A_rest_parameter_must_be_of_an_array_type: { code: 2370, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_must_be_of_an_array_type_2370", message: "A rest parameter must be of an array type." }, - A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: { code: 2371, category: ts.DiagnosticCategory.Error, key: "A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation_2371", message: "A parameter initializer is only allowed in a function or constructor implementation." }, - Parameter_0_cannot_be_referenced_in_its_initializer: { code: 2372, category: ts.DiagnosticCategory.Error, key: "Parameter_0_cannot_be_referenced_in_its_initializer_2372", message: "Parameter '{0}' cannot be referenced in its initializer." }, - Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it: { code: 2373, category: ts.DiagnosticCategory.Error, key: "Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it_2373", message: "Initializer of parameter '{0}' cannot reference identifier '{1}' declared after it." }, - Duplicate_string_index_signature: { code: 2374, category: ts.DiagnosticCategory.Error, key: "Duplicate_string_index_signature_2374", message: "Duplicate string index signature." }, - Duplicate_number_index_signature: { code: 2375, category: ts.DiagnosticCategory.Error, key: "Duplicate_number_index_signature_2375", message: "Duplicate number index signature." }, - A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_or_has_parameter_properties: { code: 2376, category: ts.DiagnosticCategory.Error, key: "A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_proper_2376", message: "A 'super' call must be the first statement in the constructor when a class contains initialized properties or has parameter properties." }, - Constructors_for_derived_classes_must_contain_a_super_call: { code: 2377, category: ts.DiagnosticCategory.Error, key: "Constructors_for_derived_classes_must_contain_a_super_call_2377", message: "Constructors for derived classes must contain a 'super' call." }, - A_get_accessor_must_return_a_value: { code: 2378, category: ts.DiagnosticCategory.Error, key: "A_get_accessor_must_return_a_value_2378", message: "A 'get' accessor must return a value." }, - Getter_and_setter_accessors_do_not_agree_in_visibility: { code: 2379, category: ts.DiagnosticCategory.Error, key: "Getter_and_setter_accessors_do_not_agree_in_visibility_2379", message: "Getter and setter accessors do not agree in visibility." }, - get_and_set_accessor_must_have_the_same_type: { code: 2380, category: ts.DiagnosticCategory.Error, key: "get_and_set_accessor_must_have_the_same_type_2380", message: "'get' and 'set' accessor must have the same type." }, - A_signature_with_an_implementation_cannot_use_a_string_literal_type: { code: 2381, category: ts.DiagnosticCategory.Error, key: "A_signature_with_an_implementation_cannot_use_a_string_literal_type_2381", message: "A signature with an implementation cannot use a string literal type." }, - Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature: { code: 2382, category: ts.DiagnosticCategory.Error, key: "Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature_2382", message: "Specialized overload signature is not assignable to any non-specialized signature." }, - Overload_signatures_must_all_be_exported_or_non_exported: { code: 2383, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_exported_or_non_exported_2383", message: "Overload signatures must all be exported or non-exported." }, - Overload_signatures_must_all_be_ambient_or_non_ambient: { code: 2384, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_ambient_or_non_ambient_2384", message: "Overload signatures must all be ambient or non-ambient." }, - Overload_signatures_must_all_be_public_private_or_protected: { code: 2385, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_public_private_or_protected_2385", message: "Overload signatures must all be public, private or protected." }, - Overload_signatures_must_all_be_optional_or_required: { code: 2386, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_optional_or_required_2386", message: "Overload signatures must all be optional or required." }, - Function_overload_must_be_static: { code: 2387, category: ts.DiagnosticCategory.Error, key: "Function_overload_must_be_static_2387", message: "Function overload must be static." }, - Function_overload_must_not_be_static: { code: 2388, category: ts.DiagnosticCategory.Error, key: "Function_overload_must_not_be_static_2388", message: "Function overload must not be static." }, - Function_implementation_name_must_be_0: { code: 2389, category: ts.DiagnosticCategory.Error, key: "Function_implementation_name_must_be_0_2389", message: "Function implementation name must be '{0}'." }, - Constructor_implementation_is_missing: { code: 2390, category: ts.DiagnosticCategory.Error, key: "Constructor_implementation_is_missing_2390", message: "Constructor implementation is missing." }, - Function_implementation_is_missing_or_not_immediately_following_the_declaration: { code: 2391, category: ts.DiagnosticCategory.Error, key: "Function_implementation_is_missing_or_not_immediately_following_the_declaration_2391", message: "Function implementation is missing or not immediately following the declaration." }, - Multiple_constructor_implementations_are_not_allowed: { code: 2392, category: ts.DiagnosticCategory.Error, key: "Multiple_constructor_implementations_are_not_allowed_2392", message: "Multiple constructor implementations are not allowed." }, - Duplicate_function_implementation: { code: 2393, category: ts.DiagnosticCategory.Error, key: "Duplicate_function_implementation_2393", message: "Duplicate function implementation." }, - Overload_signature_is_not_compatible_with_function_implementation: { code: 2394, category: ts.DiagnosticCategory.Error, key: "Overload_signature_is_not_compatible_with_function_implementation_2394", message: "Overload signature is not compatible with function implementation." }, - Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local: { code: 2395, category: ts.DiagnosticCategory.Error, key: "Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local_2395", message: "Individual declarations in merged declaration '{0}' must be all exported or all local." }, - Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters: { code: 2396, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters_2396", message: "Duplicate identifier 'arguments'. Compiler uses 'arguments' to initialize rest parameters." }, - Declaration_name_conflicts_with_built_in_global_identifier_0: { code: 2397, category: ts.DiagnosticCategory.Error, key: "Declaration_name_conflicts_with_built_in_global_identifier_0_2397", message: "Declaration name conflicts with built-in global identifier '{0}'." }, - Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference: { code: 2399, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference_2399", message: "Duplicate identifier '_this'. Compiler uses variable declaration '_this' to capture 'this' reference." }, - Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference: { code: 2400, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference_2400", message: "Expression resolves to variable declaration '_this' that compiler uses to capture 'this' reference." }, - Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference: { code: 2401, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference_2401", message: "Duplicate identifier '_super'. Compiler uses '_super' to capture base class reference." }, - Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference: { code: 2402, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference_2402", message: "Expression resolves to '_super' that compiler uses to capture base class reference." }, - Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2: { code: 2403, category: ts.DiagnosticCategory.Error, key: "Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_t_2403", message: "Subsequent variable declarations must have the same type. Variable '{0}' must be of type '{1}', but here has type '{2}'." }, - The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation: { code: 2404, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation_2404", message: "The left-hand side of a 'for...in' statement cannot use a type annotation." }, - The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any: { code: 2405, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any_2405", message: "The left-hand side of a 'for...in' statement must be of type 'string' or 'any'." }, - The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access: { code: 2406, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access_2406", message: "The left-hand side of a 'for...in' statement must be a variable or a property access." }, - The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2407, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_2407", message: "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter." }, - Setters_cannot_return_a_value: { code: 2408, category: ts.DiagnosticCategory.Error, key: "Setters_cannot_return_a_value_2408", message: "Setters cannot return a value." }, - Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: { code: 2409, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", message: "Return type of constructor signature must be assignable to the instance type of the class" }, - The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any: { code: 2410, category: ts.DiagnosticCategory.Error, key: "The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any_2410", message: "The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'." }, - Property_0_of_type_1_is_not_assignable_to_string_index_type_2: { code: 2411, category: ts.DiagnosticCategory.Error, key: "Property_0_of_type_1_is_not_assignable_to_string_index_type_2_2411", message: "Property '{0}' of type '{1}' is not assignable to string index type '{2}'." }, - Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2: { code: 2412, category: ts.DiagnosticCategory.Error, key: "Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2_2412", message: "Property '{0}' of type '{1}' is not assignable to numeric index type '{2}'." }, - Numeric_index_type_0_is_not_assignable_to_string_index_type_1: { code: 2413, category: ts.DiagnosticCategory.Error, key: "Numeric_index_type_0_is_not_assignable_to_string_index_type_1_2413", message: "Numeric index type '{0}' is not assignable to string index type '{1}'." }, - Class_name_cannot_be_0: { code: 2414, category: ts.DiagnosticCategory.Error, key: "Class_name_cannot_be_0_2414", message: "Class name cannot be '{0}'" }, - Class_0_incorrectly_extends_base_class_1: { code: 2415, category: ts.DiagnosticCategory.Error, key: "Class_0_incorrectly_extends_base_class_1_2415", message: "Class '{0}' incorrectly extends base class '{1}'." }, - Class_static_side_0_incorrectly_extends_base_class_static_side_1: { code: 2417, category: ts.DiagnosticCategory.Error, key: "Class_static_side_0_incorrectly_extends_base_class_static_side_1_2417", message: "Class static side '{0}' incorrectly extends base class static side '{1}'." }, - Class_0_incorrectly_implements_interface_1: { code: 2420, category: ts.DiagnosticCategory.Error, key: "Class_0_incorrectly_implements_interface_1_2420", message: "Class '{0}' incorrectly implements interface '{1}'." }, - A_class_may_only_implement_another_class_or_interface: { code: 2422, category: ts.DiagnosticCategory.Error, key: "A_class_may_only_implement_another_class_or_interface_2422", message: "A class may only implement another class or interface." }, - Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor: { code: 2423, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_access_2423", message: "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member accessor." }, - Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property: { code: 2424, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_proper_2424", message: "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member property." }, - Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function: { code: 2425, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_functi_2425", message: "Class '{0}' defines instance member property '{1}', but extended class '{2}' defines it as instance member function." }, - Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function: { code: 2426, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_functi_2426", message: "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function." }, - Interface_name_cannot_be_0: { code: 2427, category: ts.DiagnosticCategory.Error, key: "Interface_name_cannot_be_0_2427", message: "Interface name cannot be '{0}'" }, - All_declarations_of_0_must_have_identical_type_parameters: { code: 2428, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_0_must_have_identical_type_parameters_2428", message: "All declarations of '{0}' must have identical type parameters." }, - Interface_0_incorrectly_extends_interface_1: { code: 2430, category: ts.DiagnosticCategory.Error, key: "Interface_0_incorrectly_extends_interface_1_2430", message: "Interface '{0}' incorrectly extends interface '{1}'." }, - Enum_name_cannot_be_0: { code: 2431, category: ts.DiagnosticCategory.Error, key: "Enum_name_cannot_be_0_2431", message: "Enum name cannot be '{0}'" }, - In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: { code: 2432, category: ts.DiagnosticCategory.Error, key: "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432", message: "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element." }, - A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: { code: 2433, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", message: "A namespace declaration cannot be in a different file from a class or function with which it is merged" }, - A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: { code: 2434, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", message: "A namespace declaration cannot be located prior to a class or function with which it is merged" }, - Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces: { code: 2435, category: ts.DiagnosticCategory.Error, key: "Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces_2435", message: "Ambient modules cannot be nested in other modules or namespaces." }, - Ambient_module_declaration_cannot_specify_relative_module_name: { code: 2436, category: ts.DiagnosticCategory.Error, key: "Ambient_module_declaration_cannot_specify_relative_module_name_2436", message: "Ambient module declaration cannot specify relative module name." }, - Module_0_is_hidden_by_a_local_declaration_with_the_same_name: { code: 2437, category: ts.DiagnosticCategory.Error, key: "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", message: "Module '{0}' is hidden by a local declaration with the same name" }, - Import_name_cannot_be_0: { code: 2438, category: ts.DiagnosticCategory.Error, key: "Import_name_cannot_be_0_2438", message: "Import name cannot be '{0}'" }, - Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name: { code: 2439, category: ts.DiagnosticCategory.Error, key: "Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relati_2439", message: "Import or export declaration in an ambient module declaration cannot reference module through relative module name." }, - Import_declaration_conflicts_with_local_declaration_of_0: { code: 2440, category: ts.DiagnosticCategory.Error, key: "Import_declaration_conflicts_with_local_declaration_of_0_2440", message: "Import declaration conflicts with local declaration of '{0}'" }, - Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module: { code: 2441, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_2441", message: "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module." }, - Types_have_separate_declarations_of_a_private_property_0: { code: 2442, category: ts.DiagnosticCategory.Error, key: "Types_have_separate_declarations_of_a_private_property_0_2442", message: "Types have separate declarations of a private property '{0}'." }, - Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: { code: 2443, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2_2443", message: "Property '{0}' is protected but type '{1}' is not a class derived from '{2}'." }, - Property_0_is_protected_in_type_1_but_public_in_type_2: { code: 2444, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_in_type_1_but_public_in_type_2_2444", message: "Property '{0}' is protected in type '{1}' but public in type '{2}'." }, - Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses: { code: 2445, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses_2445", message: "Property '{0}' is protected and only accessible within class '{1}' and its subclasses." }, - Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1: { code: 2446, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1_2446", message: "Property '{0}' is protected and only accessible through an instance of class '{1}'." }, - The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead: { code: 2447, category: ts.DiagnosticCategory.Error, key: "The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead_2447", message: "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead." }, - Block_scoped_variable_0_used_before_its_declaration: { code: 2448, category: ts.DiagnosticCategory.Error, key: "Block_scoped_variable_0_used_before_its_declaration_2448", message: "Block-scoped variable '{0}' used before its declaration." }, - Cannot_redeclare_block_scoped_variable_0: { code: 2451, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_block_scoped_variable_0_2451", message: "Cannot redeclare block-scoped variable '{0}'." }, - An_enum_member_cannot_have_a_numeric_name: { code: 2452, category: ts.DiagnosticCategory.Error, key: "An_enum_member_cannot_have_a_numeric_name_2452", message: "An enum member cannot have a numeric name." }, - The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly: { code: 2453, category: ts.DiagnosticCategory.Error, key: "The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_typ_2453", message: "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly." }, - Variable_0_is_used_before_being_assigned: { code: 2454, category: ts.DiagnosticCategory.Error, key: "Variable_0_is_used_before_being_assigned_2454", message: "Variable '{0}' is used before being assigned." }, - Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: { code: 2455, category: ts.DiagnosticCategory.Error, key: "Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0_2455", message: "Type argument candidate '{1}' is not a valid type argument because it is not a supertype of candidate '{0}'." }, - Type_alias_0_circularly_references_itself: { code: 2456, category: ts.DiagnosticCategory.Error, key: "Type_alias_0_circularly_references_itself_2456", message: "Type alias '{0}' circularly references itself." }, - Type_alias_name_cannot_be_0: { code: 2457, category: ts.DiagnosticCategory.Error, key: "Type_alias_name_cannot_be_0_2457", message: "Type alias name cannot be '{0}'" }, - An_AMD_module_cannot_have_multiple_name_assignments: { code: 2458, category: ts.DiagnosticCategory.Error, key: "An_AMD_module_cannot_have_multiple_name_assignments_2458", message: "An AMD module cannot have multiple name assignments." }, - Type_0_has_no_property_1_and_no_string_index_signature: { code: 2459, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_property_1_and_no_string_index_signature_2459", message: "Type '{0}' has no property '{1}' and no string index signature." }, - Type_0_has_no_property_1: { code: 2460, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_property_1_2460", message: "Type '{0}' has no property '{1}'." }, - Type_0_is_not_an_array_type: { code: 2461, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_2461", message: "Type '{0}' is not an array type." }, - A_rest_element_must_be_last_in_a_destructuring_pattern: { code: 2462, category: ts.DiagnosticCategory.Error, key: "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", message: "A rest element must be last in a destructuring pattern" }, - A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature: { code: 2463, category: ts.DiagnosticCategory.Error, key: "A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature_2463", message: "A binding pattern parameter cannot be optional in an implementation signature." }, - A_computed_property_name_must_be_of_type_string_number_symbol_or_any: { code: 2464, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_must_be_of_type_string_number_symbol_or_any_2464", message: "A computed property name must be of type 'string', 'number', 'symbol', or 'any'." }, - this_cannot_be_referenced_in_a_computed_property_name: { code: 2465, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_a_computed_property_name_2465", message: "'this' cannot be referenced in a computed property name." }, - super_cannot_be_referenced_in_a_computed_property_name: { code: 2466, category: ts.DiagnosticCategory.Error, key: "super_cannot_be_referenced_in_a_computed_property_name_2466", message: "'super' cannot be referenced in a computed property name." }, - A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type: { code: 2467, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type_2467", message: "A computed property name cannot reference a type parameter from its containing type." }, - Cannot_find_global_value_0: { code: 2468, category: ts.DiagnosticCategory.Error, key: "Cannot_find_global_value_0_2468", message: "Cannot find global value '{0}'." }, - The_0_operator_cannot_be_applied_to_type_symbol: { code: 2469, category: ts.DiagnosticCategory.Error, key: "The_0_operator_cannot_be_applied_to_type_symbol_2469", message: "The '{0}' operator cannot be applied to type 'symbol'." }, - Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object: { code: 2470, category: ts.DiagnosticCategory.Error, key: "Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object_2470", message: "'Symbol' reference does not refer to the global Symbol constructor object." }, - A_computed_property_name_of_the_form_0_must_be_of_type_symbol: { code: 2471, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_of_the_form_0_must_be_of_type_symbol_2471", message: "A computed property name of the form '{0}' must be of type 'symbol'." }, - Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher: { code: 2472, category: ts.DiagnosticCategory.Error, key: "Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher_2472", message: "Spread operator in 'new' expressions is only available when targeting ECMAScript 5 and higher." }, - Enum_declarations_must_all_be_const_or_non_const: { code: 2473, category: ts.DiagnosticCategory.Error, key: "Enum_declarations_must_all_be_const_or_non_const_2473", message: "Enum declarations must all be const or non-const." }, - In_const_enum_declarations_member_initializer_must_be_constant_expression: { code: 2474, category: ts.DiagnosticCategory.Error, key: "In_const_enum_declarations_member_initializer_must_be_constant_expression_2474", message: "In 'const' enum declarations member initializer must be constant expression." }, - const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment: { code: 2475, category: ts.DiagnosticCategory.Error, key: "const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_im_2475", message: "'const' enums can only be used in property or index access expressions or the right hand side of an import declaration or export assignment." }, - A_const_enum_member_can_only_be_accessed_using_a_string_literal: { code: 2476, category: ts.DiagnosticCategory.Error, key: "A_const_enum_member_can_only_be_accessed_using_a_string_literal_2476", message: "A const enum member can only be accessed using a string literal." }, - const_enum_member_initializer_was_evaluated_to_a_non_finite_value: { code: 2477, category: ts.DiagnosticCategory.Error, key: "const_enum_member_initializer_was_evaluated_to_a_non_finite_value_2477", message: "'const' enum member initializer was evaluated to a non-finite value." }, - const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN: { code: 2478, category: ts.DiagnosticCategory.Error, key: "const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN_2478", message: "'const' enum member initializer was evaluated to disallowed value 'NaN'." }, - Property_0_does_not_exist_on_const_enum_1: { code: 2479, category: ts.DiagnosticCategory.Error, key: "Property_0_does_not_exist_on_const_enum_1_2479", message: "Property '{0}' does not exist on 'const' enum '{1}'." }, - let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations: { code: 2480, category: ts.DiagnosticCategory.Error, key: "let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations_2480", message: "'let' is not allowed to be used as a name in 'let' or 'const' declarations." }, - Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1: { code: 2481, category: ts.DiagnosticCategory.Error, key: "Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1_2481", message: "Cannot initialize outer scoped variable '{0}' in the same scope as block scoped declaration '{1}'." }, - The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation: { code: 2483, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation_2483", message: "The left-hand side of a 'for...of' statement cannot use a type annotation." }, - Export_declaration_conflicts_with_exported_declaration_of_0: { code: 2484, category: ts.DiagnosticCategory.Error, key: "Export_declaration_conflicts_with_exported_declaration_of_0_2484", message: "Export declaration conflicts with exported declaration of '{0}'" }, - The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access: { code: 2487, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access_2487", message: "The left-hand side of a 'for...of' statement must be a variable or a property access." }, - Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator: { code: 2488, category: ts.DiagnosticCategory.Error, key: "Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488", message: "Type must have a '[Symbol.iterator]()' method that returns an iterator." }, - An_iterator_must_have_a_next_method: { code: 2489, category: ts.DiagnosticCategory.Error, key: "An_iterator_must_have_a_next_method_2489", message: "An iterator must have a 'next()' method." }, - The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property: { code: 2490, category: ts.DiagnosticCategory.Error, key: "The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property_2490", message: "The type returned by the 'next()' method of an iterator must have a 'value' property." }, - The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern: { code: 2491, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern_2491", message: "The left-hand side of a 'for...in' statement cannot be a destructuring pattern." }, - Cannot_redeclare_identifier_0_in_catch_clause: { code: 2492, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_identifier_0_in_catch_clause_2492", message: "Cannot redeclare identifier '{0}' in catch clause" }, - Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2: { code: 2493, category: ts.DiagnosticCategory.Error, key: "Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2_2493", message: "Tuple type '{0}' with length '{1}' cannot be assigned to tuple with length '{2}'." }, - Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher: { code: 2494, category: ts.DiagnosticCategory.Error, key: "Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher_2494", message: "Using a string in a 'for...of' statement is only supported in ECMAScript 5 and higher." }, - Type_0_is_not_an_array_type_or_a_string_type: { code: 2495, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_or_a_string_type_2495", message: "Type '{0}' is not an array type or a string type." }, - The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression: { code: 2496, category: ts.DiagnosticCategory.Error, key: "The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_stand_2496", message: "The 'arguments' object cannot be referenced in an arrow function in ES3 and ES5. Consider using a standard function expression." }, - Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct: { code: 2497, category: ts.DiagnosticCategory.Error, key: "Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct_2497", message: "Module '{0}' resolves to a non-module entity and cannot be imported using this construct." }, - Module_0_uses_export_and_cannot_be_used_with_export_Asterisk: { code: 2498, category: ts.DiagnosticCategory.Error, key: "Module_0_uses_export_and_cannot_be_used_with_export_Asterisk_2498", message: "Module '{0}' uses 'export =' and cannot be used with 'export *'." }, - An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments: { code: 2499, category: ts.DiagnosticCategory.Error, key: "An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments_2499", message: "An interface can only extend an identifier/qualified-name with optional type arguments." }, - A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments: { code: 2500, category: ts.DiagnosticCategory.Error, key: "A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments_2500", message: "A class can only implement an identifier/qualified-name with optional type arguments." }, - A_rest_element_cannot_contain_a_binding_pattern: { code: 2501, category: ts.DiagnosticCategory.Error, key: "A_rest_element_cannot_contain_a_binding_pattern_2501", message: "A rest element cannot contain a binding pattern." }, - _0_is_referenced_directly_or_indirectly_in_its_own_type_annotation: { code: 2502, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation_2502", message: "'{0}' is referenced directly or indirectly in its own type annotation." }, - Cannot_find_namespace_0: { code: 2503, category: ts.DiagnosticCategory.Error, key: "Cannot_find_namespace_0_2503", message: "Cannot find namespace '{0}'." }, - A_generator_cannot_have_a_void_type_annotation: { code: 2505, category: ts.DiagnosticCategory.Error, key: "A_generator_cannot_have_a_void_type_annotation_2505", message: "A generator cannot have a 'void' type annotation." }, - _0_is_referenced_directly_or_indirectly_in_its_own_base_expression: { code: 2506, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_its_own_base_expression_2506", message: "'{0}' is referenced directly or indirectly in its own base expression." }, - Type_0_is_not_a_constructor_function_type: { code: 2507, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_a_constructor_function_type_2507", message: "Type '{0}' is not a constructor function type." }, - No_base_constructor_has_the_specified_number_of_type_arguments: { code: 2508, category: ts.DiagnosticCategory.Error, key: "No_base_constructor_has_the_specified_number_of_type_arguments_2508", message: "No base constructor has the specified number of type arguments." }, - Base_constructor_return_type_0_is_not_a_class_or_interface_type: { code: 2509, category: ts.DiagnosticCategory.Error, key: "Base_constructor_return_type_0_is_not_a_class_or_interface_type_2509", message: "Base constructor return type '{0}' is not a class or interface type." }, - Base_constructors_must_all_have_the_same_return_type: { code: 2510, category: ts.DiagnosticCategory.Error, key: "Base_constructors_must_all_have_the_same_return_type_2510", message: "Base constructors must all have the same return type." }, - Cannot_create_an_instance_of_the_abstract_class_0: { code: 2511, category: ts.DiagnosticCategory.Error, key: "Cannot_create_an_instance_of_the_abstract_class_0_2511", message: "Cannot create an instance of the abstract class '{0}'." }, - Overload_signatures_must_all_be_abstract_or_non_abstract: { code: 2512, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_abstract_or_non_abstract_2512", message: "Overload signatures must all be abstract or non-abstract." }, - Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression: { code: 2513, category: ts.DiagnosticCategory.Error, key: "Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression_2513", message: "Abstract method '{0}' in class '{1}' cannot be accessed via super expression." }, - Classes_containing_abstract_methods_must_be_marked_abstract: { code: 2514, category: ts.DiagnosticCategory.Error, key: "Classes_containing_abstract_methods_must_be_marked_abstract_2514", message: "Classes containing abstract methods must be marked abstract." }, - Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2: { code: 2515, category: ts.DiagnosticCategory.Error, key: "Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2_2515", message: "Non-abstract class '{0}' does not implement inherited abstract member '{1}' from class '{2}'." }, - All_declarations_of_an_abstract_method_must_be_consecutive: { code: 2516, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_an_abstract_method_must_be_consecutive_2516", message: "All declarations of an abstract method must be consecutive." }, - Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type: { code: 2517, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type_2517", message: "Cannot assign an abstract constructor type to a non-abstract constructor type." }, - A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard: { code: 2518, category: ts.DiagnosticCategory.Error, key: "A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard_2518", message: "A 'this'-based type guard is not compatible with a parameter-based type guard." }, - Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions: { code: 2520, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions_2520", message: "Duplicate identifier '{0}'. Compiler uses declaration '{1}' to support async functions." }, - Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions: { code: 2521, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions_2521", message: "Expression resolves to variable declaration '{0}' that compiler uses to support async functions." }, - The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method: { code: 2522, category: ts.DiagnosticCategory.Error, key: "The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_usi_2522", message: "The 'arguments' object cannot be referenced in an async function or method in ES3 and ES5. Consider using a standard function or method." }, - yield_expressions_cannot_be_used_in_a_parameter_initializer: { code: 2523, category: ts.DiagnosticCategory.Error, key: "yield_expressions_cannot_be_used_in_a_parameter_initializer_2523", message: "'yield' expressions cannot be used in a parameter initializer." }, - await_expressions_cannot_be_used_in_a_parameter_initializer: { code: 2524, category: ts.DiagnosticCategory.Error, key: "await_expressions_cannot_be_used_in_a_parameter_initializer_2524", message: "'await' expressions cannot be used in a parameter initializer." }, - Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value: { code: 2525, category: ts.DiagnosticCategory.Error, key: "Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value_2525", message: "Initializer provides no value for this binding element and the binding element has no default value." }, - A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface: { code: 2526, category: ts.DiagnosticCategory.Error, key: "A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface_2526", message: "A 'this' type is available only in a non-static member of a class or interface." }, - The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary: { code: 2527, category: ts.DiagnosticCategory.Error, key: "The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary_2527", message: "The inferred type of '{0}' references an inaccessible 'this' type. A type annotation is necessary." }, - A_module_cannot_have_multiple_default_exports: { code: 2528, category: ts.DiagnosticCategory.Error, key: "A_module_cannot_have_multiple_default_exports_2528", message: "A module cannot have multiple default exports." }, - Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions: { code: 2529, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_func_2529", message: "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module containing async functions." }, - Property_0_is_incompatible_with_index_signature: { code: 2530, category: ts.DiagnosticCategory.Error, key: "Property_0_is_incompatible_with_index_signature_2530", message: "Property '{0}' is incompatible with index signature." }, - Object_is_possibly_null: { code: 2531, category: ts.DiagnosticCategory.Error, key: "Object_is_possibly_null_2531", message: "Object is possibly 'null'." }, - Object_is_possibly_undefined: { code: 2532, category: ts.DiagnosticCategory.Error, key: "Object_is_possibly_undefined_2532", message: "Object is possibly 'undefined'." }, - Object_is_possibly_null_or_undefined: { code: 2533, category: ts.DiagnosticCategory.Error, key: "Object_is_possibly_null_or_undefined_2533", message: "Object is possibly 'null' or 'undefined'." }, - A_function_returning_never_cannot_have_a_reachable_end_point: { code: 2534, category: ts.DiagnosticCategory.Error, key: "A_function_returning_never_cannot_have_a_reachable_end_point_2534", message: "A function returning 'never' cannot have a reachable end point." }, - Enum_type_0_has_members_with_initializers_that_are_not_literals: { code: 2535, category: ts.DiagnosticCategory.Error, key: "Enum_type_0_has_members_with_initializers_that_are_not_literals_2535", message: "Enum type '{0}' has members with initializers that are not literals." }, - Type_0_cannot_be_used_to_index_type_1: { code: 2536, category: ts.DiagnosticCategory.Error, key: "Type_0_cannot_be_used_to_index_type_1_2536", message: "Type '{0}' cannot be used to index type '{1}'." }, - Type_0_has_no_matching_index_signature_for_type_1: { code: 2537, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_matching_index_signature_for_type_1_2537", message: "Type '{0}' has no matching index signature for type '{1}'." }, - Type_0_cannot_be_used_as_an_index_type: { code: 2538, category: ts.DiagnosticCategory.Error, key: "Type_0_cannot_be_used_as_an_index_type_2538", message: "Type '{0}' cannot be used as an index type." }, - Cannot_assign_to_0_because_it_is_not_a_variable: { code: 2539, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_to_0_because_it_is_not_a_variable_2539", message: "Cannot assign to '{0}' because it is not a variable." }, - Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property: { code: 2540, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property_2540", message: "Cannot assign to '{0}' because it is a constant or a read-only property." }, - The_target_of_an_assignment_must_be_a_variable_or_a_property_access: { code: 2541, category: ts.DiagnosticCategory.Error, key: "The_target_of_an_assignment_must_be_a_variable_or_a_property_access_2541", message: "The target of an assignment must be a variable or a property access." }, - Index_signature_in_type_0_only_permits_reading: { code: 2542, category: ts.DiagnosticCategory.Error, key: "Index_signature_in_type_0_only_permits_reading_2542", message: "Index signature in type '{0}' only permits reading." }, - JSX_element_attributes_type_0_may_not_be_a_union_type: { code: 2600, category: ts.DiagnosticCategory.Error, key: "JSX_element_attributes_type_0_may_not_be_a_union_type_2600", message: "JSX element attributes type '{0}' may not be a union type." }, - The_return_type_of_a_JSX_element_constructor_must_return_an_object_type: { code: 2601, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_a_JSX_element_constructor_must_return_an_object_type_2601", message: "The return type of a JSX element constructor must return an object type." }, - JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist: { code: 2602, category: ts.DiagnosticCategory.Error, key: "JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist_2602", message: "JSX element implicitly has type 'any' because the global type 'JSX.Element' does not exist." }, - Property_0_in_type_1_is_not_assignable_to_type_2: { code: 2603, category: ts.DiagnosticCategory.Error, key: "Property_0_in_type_1_is_not_assignable_to_type_2_2603", message: "Property '{0}' in type '{1}' is not assignable to type '{2}'" }, - JSX_element_type_0_does_not_have_any_construct_or_call_signatures: { code: 2604, category: ts.DiagnosticCategory.Error, key: "JSX_element_type_0_does_not_have_any_construct_or_call_signatures_2604", message: "JSX element type '{0}' does not have any construct or call signatures." }, - JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements: { code: 2605, category: ts.DiagnosticCategory.Error, key: "JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements_2605", message: "JSX element type '{0}' is not a constructor function for JSX elements." }, - Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property: { code: 2606, category: ts.DiagnosticCategory.Error, key: "Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property_2606", message: "Property '{0}' of JSX spread attribute is not assignable to target property." }, - JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: { code: 2607, category: ts.DiagnosticCategory.Error, key: "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", message: "JSX element class does not support attributes because it does not have a '{0}' property" }, - The_global_type_JSX_0_may_not_have_more_than_one_property: { code: 2608, category: ts.DiagnosticCategory.Error, key: "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", message: "The global type 'JSX.{0}' may not have more than one property" }, - Cannot_emit_namespaced_JSX_elements_in_React: { code: 2650, category: ts.DiagnosticCategory.Error, key: "Cannot_emit_namespaced_JSX_elements_in_React_2650", message: "Cannot emit namespaced JSX elements in React" }, - A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums: { code: 2651, category: ts.DiagnosticCategory.Error, key: "A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_memb_2651", message: "A member initializer in a enum declaration cannot reference members declared after it, including members defined in other enums." }, - Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead: { code: 2652, category: ts.DiagnosticCategory.Error, key: "Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_d_2652", message: "Merged declaration '{0}' cannot include a default export declaration. Consider adding a separate 'export default {0}' declaration instead." }, - Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1: { code: 2653, category: ts.DiagnosticCategory.Error, key: "Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1_2653", message: "Non-abstract class expression does not implement inherited abstract member '{0}' from class '{1}'." }, - Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_package_author_to_update_the_package_definition: { code: 2654, category: ts.DiagnosticCategory.Error, key: "Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_pack_2654", message: "Exported external package typings file cannot contain tripleslash references. Please contact the package author to update the package definition." }, - Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_the_package_definition: { code: 2656, category: ts.DiagnosticCategory.Error, key: "Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_2656", message: "Exported external package typings file '{0}' is not a module. Please contact the package author to update the package definition." }, - JSX_expressions_must_have_one_parent_element: { code: 2657, category: ts.DiagnosticCategory.Error, key: "JSX_expressions_must_have_one_parent_element_2657", message: "JSX expressions must have one parent element" }, - Type_0_provides_no_match_for_the_signature_1: { code: 2658, category: ts.DiagnosticCategory.Error, key: "Type_0_provides_no_match_for_the_signature_1_2658", message: "Type '{0}' provides no match for the signature '{1}'" }, - super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher: { code: 2659, category: ts.DiagnosticCategory.Error, key: "super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_highe_2659", message: "'super' is only allowed in members of object literal expressions when option 'target' is 'ES2015' or higher." }, - super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions: { code: 2660, category: ts.DiagnosticCategory.Error, key: "super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions_2660", message: "'super' can only be referenced in members of derived classes or object literal expressions." }, - Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module: { code: 2661, category: ts.DiagnosticCategory.Error, key: "Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module_2661", message: "Cannot export '{0}'. Only local declarations can be exported from a module." }, - Cannot_find_name_0_Did_you_mean_the_static_member_1_0: { code: 2662, category: ts.DiagnosticCategory.Error, key: "Cannot_find_name_0_Did_you_mean_the_static_member_1_0_2662", message: "Cannot find name '{0}'. Did you mean the static member '{1}.{0}'?" }, - Cannot_find_name_0_Did_you_mean_the_instance_member_this_0: { code: 2663, category: ts.DiagnosticCategory.Error, key: "Cannot_find_name_0_Did_you_mean_the_instance_member_this_0_2663", message: "Cannot find name '{0}'. Did you mean the instance member 'this.{0}'?" }, - Invalid_module_name_in_augmentation_module_0_cannot_be_found: { code: 2664, category: ts.DiagnosticCategory.Error, key: "Invalid_module_name_in_augmentation_module_0_cannot_be_found_2664", message: "Invalid module name in augmentation, module '{0}' cannot be found." }, - Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented: { code: 2665, category: ts.DiagnosticCategory.Error, key: "Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augm_2665", message: "Invalid module name in augmentation. Module '{0}' resolves to an untyped module at '{1}', which cannot be augmented." }, - Exports_and_export_assignments_are_not_permitted_in_module_augmentations: { code: 2666, category: ts.DiagnosticCategory.Error, key: "Exports_and_export_assignments_are_not_permitted_in_module_augmentations_2666", message: "Exports and export assignments are not permitted in module augmentations." }, - Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module: { code: 2667, category: ts.DiagnosticCategory.Error, key: "Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_mod_2667", message: "Imports are not permitted in module augmentations. Consider moving them to the enclosing external module." }, - export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible: { code: 2668, category: ts.DiagnosticCategory.Error, key: "export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always__2668", message: "'export' modifier cannot be applied to ambient modules and module augmentations since they are always visible." }, - Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations: { code: 2669, category: ts.DiagnosticCategory.Error, key: "Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_2669", message: "Augmentations for the global scope can only be directly nested in external modules or ambient module declarations." }, - Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context: { code: 2670, category: ts.DiagnosticCategory.Error, key: "Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambien_2670", message: "Augmentations for the global scope should have 'declare' modifier unless they appear in already ambient context." }, - Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity: { code: 2671, category: ts.DiagnosticCategory.Error, key: "Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity_2671", message: "Cannot augment module '{0}' because it resolves to a non-module entity." }, - Cannot_assign_a_0_constructor_type_to_a_1_constructor_type: { code: 2672, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_a_0_constructor_type_to_a_1_constructor_type_2672", message: "Cannot assign a '{0}' constructor type to a '{1}' constructor type." }, - Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration: { code: 2673, category: ts.DiagnosticCategory.Error, key: "Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration_2673", message: "Constructor of class '{0}' is private and only accessible within the class declaration." }, - Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration: { code: 2674, category: ts.DiagnosticCategory.Error, key: "Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration_2674", message: "Constructor of class '{0}' is protected and only accessible within the class declaration." }, - Cannot_extend_a_class_0_Class_constructor_is_marked_as_private: { code: 2675, category: ts.DiagnosticCategory.Error, key: "Cannot_extend_a_class_0_Class_constructor_is_marked_as_private_2675", message: "Cannot extend a class '{0}'. Class constructor is marked as private." }, - Accessors_must_both_be_abstract_or_non_abstract: { code: 2676, category: ts.DiagnosticCategory.Error, key: "Accessors_must_both_be_abstract_or_non_abstract_2676", message: "Accessors must both be abstract or non-abstract." }, - A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type: { code: 2677, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type_2677", message: "A type predicate's type must be assignable to its parameter's type." }, - Type_0_is_not_comparable_to_type_1: { code: 2678, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_comparable_to_type_1_2678", message: "Type '{0}' is not comparable to type '{1}'." }, - A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void: { code: 2679, category: ts.DiagnosticCategory.Error, key: "A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void_2679", message: "A function that is called with the 'new' keyword cannot have a 'this' type that is 'void'." }, - A_this_parameter_must_be_the_first_parameter: { code: 2680, category: ts.DiagnosticCategory.Error, key: "A_this_parameter_must_be_the_first_parameter_2680", message: "A 'this' parameter must be the first parameter." }, - A_constructor_cannot_have_a_this_parameter: { code: 2681, category: ts.DiagnosticCategory.Error, key: "A_constructor_cannot_have_a_this_parameter_2681", message: "A constructor cannot have a 'this' parameter." }, - get_and_set_accessor_must_have_the_same_this_type: { code: 2682, category: ts.DiagnosticCategory.Error, key: "get_and_set_accessor_must_have_the_same_this_type_2682", message: "'get' and 'set' accessor must have the same 'this' type." }, - this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation: { code: 2683, category: ts.DiagnosticCategory.Error, key: "this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_2683", message: "'this' implicitly has type 'any' because it does not have a type annotation." }, - The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1: { code: 2684, category: ts.DiagnosticCategory.Error, key: "The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1_2684", message: "The 'this' context of type '{0}' is not assignable to method's 'this' of type '{1}'." }, - The_this_types_of_each_signature_are_incompatible: { code: 2685, category: ts.DiagnosticCategory.Error, key: "The_this_types_of_each_signature_are_incompatible_2685", message: "The 'this' types of each signature are incompatible." }, - _0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead: { code: 2686, category: ts.DiagnosticCategory.Error, key: "_0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead_2686", message: "'{0}' refers to a UMD global, but the current file is a module. Consider adding an import instead." }, - All_declarations_of_0_must_have_identical_modifiers: { code: 2687, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_0_must_have_identical_modifiers_2687", message: "All declarations of '{0}' must have identical modifiers." }, - Cannot_find_type_definition_file_for_0: { code: 2688, category: ts.DiagnosticCategory.Error, key: "Cannot_find_type_definition_file_for_0_2688", message: "Cannot find type definition file for '{0}'." }, - Cannot_extend_an_interface_0_Did_you_mean_implements: { code: 2689, category: ts.DiagnosticCategory.Error, key: "Cannot_extend_an_interface_0_Did_you_mean_implements_2689", message: "Cannot extend an interface '{0}'. Did you mean 'implements'?" }, - A_class_must_be_declared_after_its_base_class: { code: 2690, category: ts.DiagnosticCategory.Error, key: "A_class_must_be_declared_after_its_base_class_2690", message: "A class must be declared after its base class." }, - An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead: { code: 2691, category: ts.DiagnosticCategory.Error, key: "An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead_2691", message: "An import path cannot end with a '{0}' extension. Consider importing '{1}' instead." }, - _0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible: { code: 2692, category: ts.DiagnosticCategory.Error, key: "_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible_2692", message: "'{0}' is a primitive, but '{1}' is a wrapper object. Prefer using '{0}' when possible." }, - _0_only_refers_to_a_type_but_is_being_used_as_a_value_here: { code: 2693, category: ts.DiagnosticCategory.Error, key: "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_2693", message: "'{0}' only refers to a type, but is being used as a value here." }, - Namespace_0_has_no_exported_member_1: { code: 2694, category: ts.DiagnosticCategory.Error, key: "Namespace_0_has_no_exported_member_1_2694", message: "Namespace '{0}' has no exported member '{1}'." }, - Left_side_of_comma_operator_is_unused_and_has_no_side_effects: { code: 2695, category: ts.DiagnosticCategory.Error, key: "Left_side_of_comma_operator_is_unused_and_has_no_side_effects_2695", message: "Left side of comma operator is unused and has no side effects." }, - The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead: { code: 2696, category: ts.DiagnosticCategory.Error, key: "The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead_2696", message: "The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?" }, - An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: { code: 2697, category: ts.DiagnosticCategory.Error, key: "An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_in_2697", message: "An async function or method must return a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option." }, - Spread_types_may_only_be_created_from_object_types: { code: 2698, category: ts.DiagnosticCategory.Error, key: "Spread_types_may_only_be_created_from_object_types_2698", message: "Spread types may only be created from object types." }, - Rest_types_may_only_be_created_from_object_types: { code: 2700, category: ts.DiagnosticCategory.Error, key: "Rest_types_may_only_be_created_from_object_types_2700", message: "Rest types may only be created from object types." }, - The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access: { code: 2701, category: ts.DiagnosticCategory.Error, key: "The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access_2701", message: "The target of an object rest assignment must be a variable or a property access." }, - _0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here: { code: 2702, category: ts.DiagnosticCategory.Error, key: "_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here_2702", message: "'{0}' only refers to a type, but is being used as a namespace here." }, - Import_declaration_0_is_using_private_name_1: { code: 4000, category: ts.DiagnosticCategory.Error, key: "Import_declaration_0_is_using_private_name_1_4000", message: "Import declaration '{0}' is using private name '{1}'." }, - Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: { code: 4002, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_class_has_or_is_using_private_name_1_4002", message: "Type parameter '{0}' of exported class has or is using private name '{1}'." }, - Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1: { code: 4004, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1_4004", message: "Type parameter '{0}' of exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4006, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4006", message: "Type parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4008, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4008", message: "Type parameter '{0}' of call signature from exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: { code: 4010, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4010", message: "Type parameter '{0}' of public static method from exported class has or is using private name '{1}'." }, - Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: { code: 4012, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4012", message: "Type parameter '{0}' of public method from exported class has or is using private name '{1}'." }, - Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: { code: 4014, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4014", message: "Type parameter '{0}' of method from exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_exported_function_has_or_is_using_private_name_1: { code: 4016, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_function_has_or_is_using_private_name_1_4016", message: "Type parameter '{0}' of exported function has or is using private name '{1}'." }, - Implements_clause_of_exported_class_0_has_or_is_using_private_name_1: { code: 4019, category: ts.DiagnosticCategory.Error, key: "Implements_clause_of_exported_class_0_has_or_is_using_private_name_1_4019", message: "Implements clause of exported class '{0}' has or is using private name '{1}'." }, - Extends_clause_of_exported_class_0_has_or_is_using_private_name_1: { code: 4020, category: ts.DiagnosticCategory.Error, key: "Extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", message: "Extends clause of exported class '{0}' has or is using private name '{1}'." }, - Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: { code: 4022, category: ts.DiagnosticCategory.Error, key: "Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", message: "Extends clause of exported interface '{0}' has or is using private name '{1}'." }, - Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4023, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4023", message: "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named." }, - Exported_variable_0_has_or_is_using_name_1_from_private_module_2: { code: 4024, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_name_1_from_private_module_2_4024", message: "Exported variable '{0}' has or is using name '{1}' from private module '{2}'." }, - Exported_variable_0_has_or_is_using_private_name_1: { code: 4025, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_private_name_1_4025", message: "Exported variable '{0}' has or is using private name '{1}'." }, - Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4026, category: ts.DiagnosticCategory.Error, key: "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot__4026", message: "Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4027, category: ts.DiagnosticCategory.Error, key: "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4027", message: "Public static property '{0}' of exported class has or is using name '{1}' from private module '{2}'." }, - Public_static_property_0_of_exported_class_has_or_is_using_private_name_1: { code: 4028, category: ts.DiagnosticCategory.Error, key: "Public_static_property_0_of_exported_class_has_or_is_using_private_name_1_4028", message: "Public static property '{0}' of exported class has or is using private name '{1}'." }, - Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4029, category: ts.DiagnosticCategory.Error, key: "Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_name_4029", message: "Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4030, category: ts.DiagnosticCategory.Error, key: "Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4030", message: "Public property '{0}' of exported class has or is using name '{1}' from private module '{2}'." }, - Public_property_0_of_exported_class_has_or_is_using_private_name_1: { code: 4031, category: ts.DiagnosticCategory.Error, key: "Public_property_0_of_exported_class_has_or_is_using_private_name_1_4031", message: "Public property '{0}' of exported class has or is using private name '{1}'." }, - Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4032, category: ts.DiagnosticCategory.Error, key: "Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4032", message: "Property '{0}' of exported interface has or is using name '{1}' from private module '{2}'." }, - Property_0_of_exported_interface_has_or_is_using_private_name_1: { code: 4033, category: ts.DiagnosticCategory.Error, key: "Property_0_of_exported_interface_has_or_is_using_private_name_1_4033", message: "Property '{0}' of exported interface has or is using private name '{1}'." }, - Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4034, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_4034", message: "Parameter '{0}' of public static property setter from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1: { code: 4035, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1_4035", message: "Parameter '{0}' of public static property setter from exported class has or is using private name '{1}'." }, - Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4036, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_4036", message: "Parameter '{0}' of public property setter from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1: { code: 4037, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1_4037", message: "Parameter '{0}' of public property setter from exported class has or is using private name '{1}'." }, - Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4038, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_externa_4038", message: "Return type of public static property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4039, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_4039", message: "Return type of public static property getter from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0: { code: 4040, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0_4040", message: "Return type of public static property getter from exported class has or is using private name '{0}'." }, - Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4041, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_modul_4041", message: "Return type of public property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4042, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_4042", message: "Return type of public property getter from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0: { code: 4043, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0_4043", message: "Return type of public property getter from exported class has or is using private name '{0}'." }, - Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4044, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_mod_4044", message: "Return type of constructor signature from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0: { code: 4045, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0_4045", message: "Return type of constructor signature from exported interface has or is using private name '{0}'." }, - Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4046, category: ts.DiagnosticCategory.Error, key: "Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4046", message: "Return type of call signature from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0: { code: 4047, category: ts.DiagnosticCategory.Error, key: "Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0_4047", message: "Return type of call signature from exported interface has or is using private name '{0}'." }, - Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4048, category: ts.DiagnosticCategory.Error, key: "Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4048", message: "Return type of index signature from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0: { code: 4049, category: ts.DiagnosticCategory.Error, key: "Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0_4049", message: "Return type of index signature from exported interface has or is using private name '{0}'." }, - Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4050, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module__4050", message: "Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4051, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4051", message: "Return type of public static method from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0: { code: 4052, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0_4052", message: "Return type of public static method from exported class has or is using private name '{0}'." }, - Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4053, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_c_4053", message: "Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4054, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4054", message: "Return type of public method from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0: { code: 4055, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0_4055", message: "Return type of public method from exported class has or is using private name '{0}'." }, - Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4056, category: ts.DiagnosticCategory.Error, key: "Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4056", message: "Return type of method from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0: { code: 4057, category: ts.DiagnosticCategory.Error, key: "Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0_4057", message: "Return type of method from exported interface has or is using private name '{0}'." }, - Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4058, category: ts.DiagnosticCategory.Error, key: "Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named_4058", message: "Return type of exported function has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1: { code: 4059, category: ts.DiagnosticCategory.Error, key: "Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1_4059", message: "Return type of exported function has or is using name '{0}' from private module '{1}'." }, - Return_type_of_exported_function_has_or_is_using_private_name_0: { code: 4060, category: ts.DiagnosticCategory.Error, key: "Return_type_of_exported_function_has_or_is_using_private_name_0_4060", message: "Return type of exported function has or is using private name '{0}'." }, - Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4061, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_can_4061", message: "Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4062, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2_4062", message: "Parameter '{0}' of constructor from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1: { code: 4063, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1_4063", message: "Parameter '{0}' of constructor from exported class has or is using private name '{1}'." }, - Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4064, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_mod_4064", message: "Parameter '{0}' of constructor signature from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4065, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4065", message: "Parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'." }, - Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4066, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4066", message: "Parameter '{0}' of call signature from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4067, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4067", message: "Parameter '{0}' of call signature from exported interface has or is using private name '{1}'." }, - Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4068, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module__4068", message: "Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4069, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4069", message: "Parameter '{0}' of public static method from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: { code: 4070, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4070", message: "Parameter '{0}' of public static method from exported class has or is using private name '{1}'." }, - Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4071, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_c_4071", message: "Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4072, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4072", message: "Parameter '{0}' of public method from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: { code: 4073, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4073", message: "Parameter '{0}' of public method from exported class has or is using private name '{1}'." }, - Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4074, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4074", message: "Parameter '{0}' of method from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: { code: 4075, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4075", message: "Parameter '{0}' of method from exported interface has or is using private name '{1}'." }, - Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4076, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4076", message: "Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2: { code: 4077, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2_4077", message: "Parameter '{0}' of exported function has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_exported_function_has_or_is_using_private_name_1: { code: 4078, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_exported_function_has_or_is_using_private_name_1_4078", message: "Parameter '{0}' of exported function has or is using private name '{1}'." }, - Exported_type_alias_0_has_or_is_using_private_name_1: { code: 4081, category: ts.DiagnosticCategory.Error, key: "Exported_type_alias_0_has_or_is_using_private_name_1_4081", message: "Exported type alias '{0}' has or is using private name '{1}'." }, - Default_export_of_the_module_has_or_is_using_private_name_0: { code: 4082, category: ts.DiagnosticCategory.Error, key: "Default_export_of_the_module_has_or_is_using_private_name_0_4082", message: "Default export of the module has or is using private name '{0}'." }, - Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1: { code: 4083, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1_4083", message: "Type parameter '{0}' of exported type alias has or is using private name '{1}'." }, - Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict: { code: 4090, category: ts.DiagnosticCategory.Message, key: "Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_librar_4090", message: "Conflicting definitions for '{0}' found at '{1}' and '{2}'. Consider installing a specific version of this library to resolve the conflict." }, - Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4091, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4091", message: "Parameter '{0}' of index signature from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4092, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1_4092", message: "Parameter '{0}' of index signature from exported interface has or is using private name '{1}'." }, - The_current_host_does_not_support_the_0_option: { code: 5001, category: ts.DiagnosticCategory.Error, key: "The_current_host_does_not_support_the_0_option_5001", message: "The current host does not support the '{0}' option." }, - Cannot_find_the_common_subdirectory_path_for_the_input_files: { code: 5009, category: ts.DiagnosticCategory.Error, key: "Cannot_find_the_common_subdirectory_path_for_the_input_files_5009", message: "Cannot find the common subdirectory path for the input files." }, - File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: { code: 5010, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0_5010", message: "File specification cannot end in a recursive directory wildcard ('**'): '{0}'." }, - File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0: { code: 5011, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0_5011", message: "File specification cannot contain multiple recursive directory wildcards ('**'): '{0}'." }, - Cannot_read_file_0_Colon_1: { code: 5012, category: ts.DiagnosticCategory.Error, key: "Cannot_read_file_0_Colon_1_5012", message: "Cannot read file '{0}': {1}" }, - Unsupported_file_encoding: { code: 5013, category: ts.DiagnosticCategory.Error, key: "Unsupported_file_encoding_5013", message: "Unsupported file encoding." }, - Failed_to_parse_file_0_Colon_1: { code: 5014, category: ts.DiagnosticCategory.Error, key: "Failed_to_parse_file_0_Colon_1_5014", message: "Failed to parse file '{0}': {1}." }, - Unknown_compiler_option_0: { code: 5023, category: ts.DiagnosticCategory.Error, key: "Unknown_compiler_option_0_5023", message: "Unknown compiler option '{0}'." }, - Compiler_option_0_requires_a_value_of_type_1: { code: 5024, category: ts.DiagnosticCategory.Error, key: "Compiler_option_0_requires_a_value_of_type_1_5024", message: "Compiler option '{0}' requires a value of type {1}." }, - Could_not_write_file_0_Colon_1: { code: 5033, category: ts.DiagnosticCategory.Error, key: "Could_not_write_file_0_Colon_1_5033", message: "Could not write file '{0}': {1}" }, - Option_project_cannot_be_mixed_with_source_files_on_a_command_line: { code: 5042, category: ts.DiagnosticCategory.Error, key: "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042", message: "Option 'project' cannot be mixed with source files on a command line." }, - Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher: { code: 5047, category: ts.DiagnosticCategory.Error, key: "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047", message: "Option 'isolatedModules' can only be used when either option '--module' is provided or option 'target' is 'ES2015' or higher." }, - Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided: { code: 5051, category: ts.DiagnosticCategory.Error, key: "Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided_5051", message: "Option '{0} can only be used when either option '--inlineSourceMap' or option '--sourceMap' is provided." }, - Option_0_cannot_be_specified_without_specifying_option_1: { code: 5052, category: ts.DiagnosticCategory.Error, key: "Option_0_cannot_be_specified_without_specifying_option_1_5052", message: "Option '{0}' cannot be specified without specifying option '{1}'." }, - Option_0_cannot_be_specified_with_option_1: { code: 5053, category: ts.DiagnosticCategory.Error, key: "Option_0_cannot_be_specified_with_option_1_5053", message: "Option '{0}' cannot be specified with option '{1}'." }, - A_tsconfig_json_file_is_already_defined_at_Colon_0: { code: 5054, category: ts.DiagnosticCategory.Error, key: "A_tsconfig_json_file_is_already_defined_at_Colon_0_5054", message: "A 'tsconfig.json' file is already defined at: '{0}'." }, - Cannot_write_file_0_because_it_would_overwrite_input_file: { code: 5055, category: ts.DiagnosticCategory.Error, key: "Cannot_write_file_0_because_it_would_overwrite_input_file_5055", message: "Cannot write file '{0}' because it would overwrite input file." }, - Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files: { code: 5056, category: ts.DiagnosticCategory.Error, key: "Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files_5056", message: "Cannot write file '{0}' because it would be overwritten by multiple input files." }, - Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: { code: 5057, category: ts.DiagnosticCategory.Error, key: "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", message: "Cannot find a tsconfig.json file at the specified directory: '{0}'" }, - The_specified_path_does_not_exist_Colon_0: { code: 5058, category: ts.DiagnosticCategory.Error, key: "The_specified_path_does_not_exist_Colon_0_5058", message: "The specified path does not exist: '{0}'" }, - Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier: { code: 5059, category: ts.DiagnosticCategory.Error, key: "Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier_5059", message: "Invalid value for '--reactNamespace'. '{0}' is not a valid identifier." }, - Option_paths_cannot_be_used_without_specifying_baseUrl_option: { code: 5060, category: ts.DiagnosticCategory.Error, key: "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060", message: "Option 'paths' cannot be used without specifying '--baseUrl' option." }, - Pattern_0_can_have_at_most_one_Asterisk_character: { code: 5061, category: ts.DiagnosticCategory.Error, key: "Pattern_0_can_have_at_most_one_Asterisk_character_5061", message: "Pattern '{0}' can have at most one '*' character" }, - Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character: { code: 5062, category: ts.DiagnosticCategory.Error, key: "Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character_5062", message: "Substitution '{0}' in pattern '{1}' in can have at most one '*' character" }, - Substitutions_for_pattern_0_should_be_an_array: { code: 5063, category: ts.DiagnosticCategory.Error, key: "Substitutions_for_pattern_0_should_be_an_array_5063", message: "Substitutions for pattern '{0}' should be an array." }, - Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2: { code: 5064, category: ts.DiagnosticCategory.Error, key: "Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2_5064", message: "Substitution '{0}' for pattern '{1}' has incorrect type, expected 'string', got '{2}'." }, - File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: { code: 5065, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildca_5065", message: "File specification cannot contain a parent directory ('..') that appears after a recursive directory wildcard ('**'): '{0}'." }, - Substitutions_for_pattern_0_shouldn_t_be_an_empty_array: { code: 5066, category: ts.DiagnosticCategory.Error, key: "Substitutions_for_pattern_0_shouldn_t_be_an_empty_array_5066", message: "Substitutions for pattern '{0}' shouldn't be an empty array." }, - Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name: { code: 5067, category: ts.DiagnosticCategory.Error, key: "Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name_5067", message: "Invalid value for 'jsxFactory'. '{0}' is not a valid identifier or qualified-name." }, - Concatenate_and_emit_output_to_single_file: { code: 6001, category: ts.DiagnosticCategory.Message, key: "Concatenate_and_emit_output_to_single_file_6001", message: "Concatenate and emit output to single file." }, - Generates_corresponding_d_ts_file: { code: 6002, category: ts.DiagnosticCategory.Message, key: "Generates_corresponding_d_ts_file_6002", message: "Generates corresponding '.d.ts' file." }, - Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations: { code: 6003, category: ts.DiagnosticCategory.Message, key: "Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations_6003", message: "Specify the location where debugger should locate map files instead of generated locations." }, - Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations: { code: 6004, category: ts.DiagnosticCategory.Message, key: "Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations_6004", message: "Specify the location where debugger should locate TypeScript files instead of source locations." }, - Watch_input_files: { code: 6005, category: ts.DiagnosticCategory.Message, key: "Watch_input_files_6005", message: "Watch input files." }, - Redirect_output_structure_to_the_directory: { code: 6006, category: ts.DiagnosticCategory.Message, key: "Redirect_output_structure_to_the_directory_6006", message: "Redirect output structure to the directory." }, - Do_not_erase_const_enum_declarations_in_generated_code: { code: 6007, category: ts.DiagnosticCategory.Message, key: "Do_not_erase_const_enum_declarations_in_generated_code_6007", message: "Do not erase const enum declarations in generated code." }, - Do_not_emit_outputs_if_any_errors_were_reported: { code: 6008, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_outputs_if_any_errors_were_reported_6008", message: "Do not emit outputs if any errors were reported." }, - Do_not_emit_comments_to_output: { code: 6009, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_comments_to_output_6009", message: "Do not emit comments to output." }, - Do_not_emit_outputs: { code: 6010, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_outputs_6010", message: "Do not emit outputs." }, - Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking: { code: 6011, category: ts.DiagnosticCategory.Message, key: "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011", message: "Allow default imports from modules with no default export. This does not affect code emit, just typechecking." }, - Skip_type_checking_of_declaration_files: { code: 6012, category: ts.DiagnosticCategory.Message, key: "Skip_type_checking_of_declaration_files_6012", message: "Skip type checking of declaration files." }, - Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT: { code: 6015, category: ts.DiagnosticCategory.Message, key: "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT_6015", message: "Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', or 'ESNEXT'" }, - Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015: { code: 6016, category: ts.DiagnosticCategory.Message, key: "Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015_6016", message: "Specify module code generation: 'commonjs', 'amd', 'system', 'umd' or 'es2015'" }, - Print_this_message: { code: 6017, category: ts.DiagnosticCategory.Message, key: "Print_this_message_6017", message: "Print this message." }, - Print_the_compiler_s_version: { code: 6019, category: ts.DiagnosticCategory.Message, key: "Print_the_compiler_s_version_6019", message: "Print the compiler's version." }, - Compile_the_project_in_the_given_directory: { code: 6020, category: ts.DiagnosticCategory.Message, key: "Compile_the_project_in_the_given_directory_6020", message: "Compile the project in the given directory." }, - Syntax_Colon_0: { code: 6023, category: ts.DiagnosticCategory.Message, key: "Syntax_Colon_0_6023", message: "Syntax: {0}" }, - options: { code: 6024, category: ts.DiagnosticCategory.Message, key: "options_6024", message: "options" }, - file: { code: 6025, category: ts.DiagnosticCategory.Message, key: "file_6025", message: "file" }, - Examples_Colon_0: { code: 6026, category: ts.DiagnosticCategory.Message, key: "Examples_Colon_0_6026", message: "Examples: {0}" }, - Options_Colon: { code: 6027, category: ts.DiagnosticCategory.Message, key: "Options_Colon_6027", message: "Options:" }, - Version_0: { code: 6029, category: ts.DiagnosticCategory.Message, key: "Version_0_6029", message: "Version {0}" }, - Insert_command_line_options_and_files_from_a_file: { code: 6030, category: ts.DiagnosticCategory.Message, key: "Insert_command_line_options_and_files_from_a_file_6030", message: "Insert command line options and files from a file." }, - File_change_detected_Starting_incremental_compilation: { code: 6032, category: ts.DiagnosticCategory.Message, key: "File_change_detected_Starting_incremental_compilation_6032", message: "File change detected. Starting incremental compilation..." }, - KIND: { code: 6034, category: ts.DiagnosticCategory.Message, key: "KIND_6034", message: "KIND" }, - FILE: { code: 6035, category: ts.DiagnosticCategory.Message, key: "FILE_6035", message: "FILE" }, - VERSION: { code: 6036, category: ts.DiagnosticCategory.Message, key: "VERSION_6036", message: "VERSION" }, - LOCATION: { code: 6037, category: ts.DiagnosticCategory.Message, key: "LOCATION_6037", message: "LOCATION" }, - DIRECTORY: { code: 6038, category: ts.DiagnosticCategory.Message, key: "DIRECTORY_6038", message: "DIRECTORY" }, - STRATEGY: { code: 6039, category: ts.DiagnosticCategory.Message, key: "STRATEGY_6039", message: "STRATEGY" }, - Compilation_complete_Watching_for_file_changes: { code: 6042, category: ts.DiagnosticCategory.Message, key: "Compilation_complete_Watching_for_file_changes_6042", message: "Compilation complete. Watching for file changes." }, - Generates_corresponding_map_file: { code: 6043, category: ts.DiagnosticCategory.Message, key: "Generates_corresponding_map_file_6043", message: "Generates corresponding '.map' file." }, - Compiler_option_0_expects_an_argument: { code: 6044, category: ts.DiagnosticCategory.Error, key: "Compiler_option_0_expects_an_argument_6044", message: "Compiler option '{0}' expects an argument." }, - Unterminated_quoted_string_in_response_file_0: { code: 6045, category: ts.DiagnosticCategory.Error, key: "Unterminated_quoted_string_in_response_file_0_6045", message: "Unterminated quoted string in response file '{0}'." }, - Argument_for_0_option_must_be_Colon_1: { code: 6046, category: ts.DiagnosticCategory.Error, key: "Argument_for_0_option_must_be_Colon_1_6046", message: "Argument for '{0}' option must be: {1}" }, - Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: { code: 6048, category: ts.DiagnosticCategory.Error, key: "Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1_6048", message: "Locale must be of the form or -. For example '{0}' or '{1}'." }, - Unsupported_locale_0: { code: 6049, category: ts.DiagnosticCategory.Error, key: "Unsupported_locale_0_6049", message: "Unsupported locale '{0}'." }, - Unable_to_open_file_0: { code: 6050, category: ts.DiagnosticCategory.Error, key: "Unable_to_open_file_0_6050", message: "Unable to open file '{0}'." }, - Corrupted_locale_file_0: { code: 6051, category: ts.DiagnosticCategory.Error, key: "Corrupted_locale_file_0_6051", message: "Corrupted locale file {0}." }, - Raise_error_on_expressions_and_declarations_with_an_implied_any_type: { code: 6052, category: ts.DiagnosticCategory.Message, key: "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052", message: "Raise error on expressions and declarations with an implied 'any' type." }, - File_0_not_found: { code: 6053, category: ts.DiagnosticCategory.Error, key: "File_0_not_found_6053", message: "File '{0}' not found." }, - File_0_has_unsupported_extension_The_only_supported_extensions_are_1: { code: 6054, category: ts.DiagnosticCategory.Error, key: "File_0_has_unsupported_extension_The_only_supported_extensions_are_1_6054", message: "File '{0}' has unsupported extension. The only supported extensions are {1}." }, - Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures: { code: 6055, category: ts.DiagnosticCategory.Message, key: "Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures_6055", message: "Suppress noImplicitAny errors for indexing objects lacking index signatures." }, - Do_not_emit_declarations_for_code_that_has_an_internal_annotation: { code: 6056, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_declarations_for_code_that_has_an_internal_annotation_6056", message: "Do not emit declarations for code that has an '@internal' annotation." }, - Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir: { code: 6058, category: ts.DiagnosticCategory.Message, key: "Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir_6058", message: "Specify the root directory of input files. Use to control the output directory structure with --outDir." }, - File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files: { code: 6059, category: ts.DiagnosticCategory.Error, key: "File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files_6059", message: "File '{0}' is not under 'rootDir' '{1}'. 'rootDir' is expected to contain all source files." }, - Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix: { code: 6060, category: ts.DiagnosticCategory.Message, key: "Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix_6060", message: "Specify the end of line sequence to be used when emitting files: 'CRLF' (dos) or 'LF' (unix)." }, - NEWLINE: { code: 6061, category: ts.DiagnosticCategory.Message, key: "NEWLINE_6061", message: "NEWLINE" }, - Option_0_can_only_be_specified_in_tsconfig_json_file: { code: 6064, category: ts.DiagnosticCategory.Error, key: "Option_0_can_only_be_specified_in_tsconfig_json_file_6064", message: "Option '{0}' can only be specified in 'tsconfig.json' file." }, - Enables_experimental_support_for_ES7_decorators: { code: 6065, category: ts.DiagnosticCategory.Message, key: "Enables_experimental_support_for_ES7_decorators_6065", message: "Enables experimental support for ES7 decorators." }, - Enables_experimental_support_for_emitting_type_metadata_for_decorators: { code: 6066, category: ts.DiagnosticCategory.Message, key: "Enables_experimental_support_for_emitting_type_metadata_for_decorators_6066", message: "Enables experimental support for emitting type metadata for decorators." }, - Enables_experimental_support_for_ES7_async_functions: { code: 6068, category: ts.DiagnosticCategory.Message, key: "Enables_experimental_support_for_ES7_async_functions_6068", message: "Enables experimental support for ES7 async functions." }, - Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6: { code: 6069, category: ts.DiagnosticCategory.Message, key: "Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6_6069", message: "Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6)." }, - Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file: { code: 6070, category: ts.DiagnosticCategory.Message, key: "Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file_6070", message: "Initializes a TypeScript project and creates a tsconfig.json file." }, - Successfully_created_a_tsconfig_json_file: { code: 6071, category: ts.DiagnosticCategory.Message, key: "Successfully_created_a_tsconfig_json_file_6071", message: "Successfully created a tsconfig.json file." }, - Suppress_excess_property_checks_for_object_literals: { code: 6072, category: ts.DiagnosticCategory.Message, key: "Suppress_excess_property_checks_for_object_literals_6072", message: "Suppress excess property checks for object literals." }, - Stylize_errors_and_messages_using_color_and_context_experimental: { code: 6073, category: ts.DiagnosticCategory.Message, key: "Stylize_errors_and_messages_using_color_and_context_experimental_6073", message: "Stylize errors and messages using color and context. (experimental)" }, - Do_not_report_errors_on_unused_labels: { code: 6074, category: ts.DiagnosticCategory.Message, key: "Do_not_report_errors_on_unused_labels_6074", message: "Do not report errors on unused labels." }, - Report_error_when_not_all_code_paths_in_function_return_a_value: { code: 6075, category: ts.DiagnosticCategory.Message, key: "Report_error_when_not_all_code_paths_in_function_return_a_value_6075", message: "Report error when not all code paths in function return a value." }, - Report_errors_for_fallthrough_cases_in_switch_statement: { code: 6076, category: ts.DiagnosticCategory.Message, key: "Report_errors_for_fallthrough_cases_in_switch_statement_6076", message: "Report errors for fallthrough cases in switch statement." }, - Do_not_report_errors_on_unreachable_code: { code: 6077, category: ts.DiagnosticCategory.Message, key: "Do_not_report_errors_on_unreachable_code_6077", message: "Do not report errors on unreachable code." }, - Disallow_inconsistently_cased_references_to_the_same_file: { code: 6078, category: ts.DiagnosticCategory.Message, key: "Disallow_inconsistently_cased_references_to_the_same_file_6078", message: "Disallow inconsistently-cased references to the same file." }, - Specify_library_files_to_be_included_in_the_compilation_Colon: { code: 6079, category: ts.DiagnosticCategory.Message, key: "Specify_library_files_to_be_included_in_the_compilation_Colon_6079", message: "Specify library files to be included in the compilation: " }, - Specify_JSX_code_generation_Colon_preserve_or_react: { code: 6080, category: ts.DiagnosticCategory.Message, key: "Specify_JSX_code_generation_Colon_preserve_or_react_6080", message: "Specify JSX code generation: 'preserve' or 'react'" }, - File_0_has_an_unsupported_extension_so_skipping_it: { code: 6081, category: ts.DiagnosticCategory.Message, key: "File_0_has_an_unsupported_extension_so_skipping_it_6081", message: "File '{0}' has an unsupported extension, so skipping it." }, - Only_amd_and_system_modules_are_supported_alongside_0: { code: 6082, category: ts.DiagnosticCategory.Error, key: "Only_amd_and_system_modules_are_supported_alongside_0_6082", message: "Only 'amd' and 'system' modules are supported alongside --{0}." }, - Base_directory_to_resolve_non_absolute_module_names: { code: 6083, category: ts.DiagnosticCategory.Message, key: "Base_directory_to_resolve_non_absolute_module_names_6083", message: "Base directory to resolve non-absolute module names." }, - Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit: { code: 6084, category: ts.DiagnosticCategory.Message, key: "Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit_6084", message: "Specify the object invoked for createElement and __spread when targeting 'react' JSX emit" }, - Enable_tracing_of_the_name_resolution_process: { code: 6085, category: ts.DiagnosticCategory.Message, key: "Enable_tracing_of_the_name_resolution_process_6085", message: "Enable tracing of the name resolution process." }, - Resolving_module_0_from_1: { code: 6086, category: ts.DiagnosticCategory.Message, key: "Resolving_module_0_from_1_6086", message: "======== Resolving module '{0}' from '{1}'. ========" }, - Explicitly_specified_module_resolution_kind_Colon_0: { code: 6087, category: ts.DiagnosticCategory.Message, key: "Explicitly_specified_module_resolution_kind_Colon_0_6087", message: "Explicitly specified module resolution kind: '{0}'." }, - Module_resolution_kind_is_not_specified_using_0: { code: 6088, category: ts.DiagnosticCategory.Message, key: "Module_resolution_kind_is_not_specified_using_0_6088", message: "Module resolution kind is not specified, using '{0}'." }, - Module_name_0_was_successfully_resolved_to_1: { code: 6089, category: ts.DiagnosticCategory.Message, key: "Module_name_0_was_successfully_resolved_to_1_6089", message: "======== Module name '{0}' was successfully resolved to '{1}'. ========" }, - Module_name_0_was_not_resolved: { code: 6090, category: ts.DiagnosticCategory.Message, key: "Module_name_0_was_not_resolved_6090", message: "======== Module name '{0}' was not resolved. ========" }, - paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0: { code: 6091, category: ts.DiagnosticCategory.Message, key: "paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0_6091", message: "'paths' option is specified, looking for a pattern to match module name '{0}'." }, - Module_name_0_matched_pattern_1: { code: 6092, category: ts.DiagnosticCategory.Message, key: "Module_name_0_matched_pattern_1_6092", message: "Module name '{0}', matched pattern '{1}'." }, - Trying_substitution_0_candidate_module_location_Colon_1: { code: 6093, category: ts.DiagnosticCategory.Message, key: "Trying_substitution_0_candidate_module_location_Colon_1_6093", message: "Trying substitution '{0}', candidate module location: '{1}'." }, - Resolving_module_name_0_relative_to_base_url_1_2: { code: 6094, category: ts.DiagnosticCategory.Message, key: "Resolving_module_name_0_relative_to_base_url_1_2_6094", message: "Resolving module name '{0}' relative to base url '{1}' - '{2}'." }, - Loading_module_as_file_Slash_folder_candidate_module_location_0: { code: 6095, category: ts.DiagnosticCategory.Message, key: "Loading_module_as_file_Slash_folder_candidate_module_location_0_6095", message: "Loading module as file / folder, candidate module location '{0}'." }, - File_0_does_not_exist: { code: 6096, category: ts.DiagnosticCategory.Message, key: "File_0_does_not_exist_6096", message: "File '{0}' does not exist." }, - File_0_exist_use_it_as_a_name_resolution_result: { code: 6097, category: ts.DiagnosticCategory.Message, key: "File_0_exist_use_it_as_a_name_resolution_result_6097", message: "File '{0}' exist - use it as a name resolution result." }, - Loading_module_0_from_node_modules_folder: { code: 6098, category: ts.DiagnosticCategory.Message, key: "Loading_module_0_from_node_modules_folder_6098", message: "Loading module '{0}' from 'node_modules' folder." }, - Found_package_json_at_0: { code: 6099, category: ts.DiagnosticCategory.Message, key: "Found_package_json_at_0_6099", message: "Found 'package.json' at '{0}'." }, - package_json_does_not_have_a_types_or_main_field: { code: 6100, category: ts.DiagnosticCategory.Message, key: "package_json_does_not_have_a_types_or_main_field_6100", message: "'package.json' does not have a 'types' or 'main' field." }, - package_json_has_0_field_1_that_references_2: { code: 6101, category: ts.DiagnosticCategory.Message, key: "package_json_has_0_field_1_that_references_2_6101", message: "'package.json' has '{0}' field '{1}' that references '{2}'." }, - Allow_javascript_files_to_be_compiled: { code: 6102, category: ts.DiagnosticCategory.Message, key: "Allow_javascript_files_to_be_compiled_6102", message: "Allow javascript files to be compiled." }, - Option_0_should_have_array_of_strings_as_a_value: { code: 6103, category: ts.DiagnosticCategory.Error, key: "Option_0_should_have_array_of_strings_as_a_value_6103", message: "Option '{0}' should have array of strings as a value." }, - Checking_if_0_is_the_longest_matching_prefix_for_1_2: { code: 6104, category: ts.DiagnosticCategory.Message, key: "Checking_if_0_is_the_longest_matching_prefix_for_1_2_6104", message: "Checking if '{0}' is the longest matching prefix for '{1}' - '{2}'." }, - Expected_type_of_0_field_in_package_json_to_be_string_got_1: { code: 6105, category: ts.DiagnosticCategory.Message, key: "Expected_type_of_0_field_in_package_json_to_be_string_got_1_6105", message: "Expected type of '{0}' field in 'package.json' to be 'string', got '{1}'." }, - baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: { code: 6106, category: ts.DiagnosticCategory.Message, key: "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", message: "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'" }, - rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: { code: 6107, category: ts.DiagnosticCategory.Message, key: "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", message: "'rootDirs' option is set, using it to resolve relative module name '{0}'" }, - Longest_matching_prefix_for_0_is_1: { code: 6108, category: ts.DiagnosticCategory.Message, key: "Longest_matching_prefix_for_0_is_1_6108", message: "Longest matching prefix for '{0}' is '{1}'" }, - Loading_0_from_the_root_dir_1_candidate_location_2: { code: 6109, category: ts.DiagnosticCategory.Message, key: "Loading_0_from_the_root_dir_1_candidate_location_2_6109", message: "Loading '{0}' from the root dir '{1}', candidate location '{2}'" }, - Trying_other_entries_in_rootDirs: { code: 6110, category: ts.DiagnosticCategory.Message, key: "Trying_other_entries_in_rootDirs_6110", message: "Trying other entries in 'rootDirs'" }, - Module_resolution_using_rootDirs_has_failed: { code: 6111, category: ts.DiagnosticCategory.Message, key: "Module_resolution_using_rootDirs_has_failed_6111", message: "Module resolution using 'rootDirs' has failed" }, - Do_not_emit_use_strict_directives_in_module_output: { code: 6112, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_use_strict_directives_in_module_output_6112", message: "Do not emit 'use strict' directives in module output." }, - Enable_strict_null_checks: { code: 6113, category: ts.DiagnosticCategory.Message, key: "Enable_strict_null_checks_6113", message: "Enable strict null checks." }, - Unknown_option_excludes_Did_you_mean_exclude: { code: 6114, category: ts.DiagnosticCategory.Error, key: "Unknown_option_excludes_Did_you_mean_exclude_6114", message: "Unknown option 'excludes'. Did you mean 'exclude'?" }, - Raise_error_on_this_expressions_with_an_implied_any_type: { code: 6115, category: ts.DiagnosticCategory.Message, key: "Raise_error_on_this_expressions_with_an_implied_any_type_6115", message: "Raise error on 'this' expressions with an implied 'any' type." }, - Resolving_type_reference_directive_0_containing_file_1_root_directory_2: { code: 6116, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_1_root_directory_2_6116", message: "======== Resolving type reference directive '{0}', containing file '{1}', root directory '{2}'. ========" }, - Resolving_using_primary_search_paths: { code: 6117, category: ts.DiagnosticCategory.Message, key: "Resolving_using_primary_search_paths_6117", message: "Resolving using primary search paths..." }, - Resolving_from_node_modules_folder: { code: 6118, category: ts.DiagnosticCategory.Message, key: "Resolving_from_node_modules_folder_6118", message: "Resolving from node_modules folder..." }, - Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2: { code: 6119, category: ts.DiagnosticCategory.Message, key: "Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2_6119", message: "======== Type reference directive '{0}' was successfully resolved to '{1}', primary: {2}. ========" }, - Type_reference_directive_0_was_not_resolved: { code: 6120, category: ts.DiagnosticCategory.Message, key: "Type_reference_directive_0_was_not_resolved_6120", message: "======== Type reference directive '{0}' was not resolved. ========" }, - Resolving_with_primary_search_path_0: { code: 6121, category: ts.DiagnosticCategory.Message, key: "Resolving_with_primary_search_path_0_6121", message: "Resolving with primary search path '{0}'" }, - Root_directory_cannot_be_determined_skipping_primary_search_paths: { code: 6122, category: ts.DiagnosticCategory.Message, key: "Root_directory_cannot_be_determined_skipping_primary_search_paths_6122", message: "Root directory cannot be determined, skipping primary search paths." }, - Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set: { code: 6123, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set_6123", message: "======== Resolving type reference directive '{0}', containing file '{1}', root directory not set. ========" }, - Type_declaration_files_to_be_included_in_compilation: { code: 6124, category: ts.DiagnosticCategory.Message, key: "Type_declaration_files_to_be_included_in_compilation_6124", message: "Type declaration files to be included in compilation." }, - Looking_up_in_node_modules_folder_initial_location_0: { code: 6125, category: ts.DiagnosticCategory.Message, key: "Looking_up_in_node_modules_folder_initial_location_0_6125", message: "Looking up in 'node_modules' folder, initial location '{0}'" }, - Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder: { code: 6126, category: ts.DiagnosticCategory.Message, key: "Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_mod_6126", message: "Containing file is not specified and root directory cannot be determined, skipping lookup in 'node_modules' folder." }, - Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1: { code: 6127, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1_6127", message: "======== Resolving type reference directive '{0}', containing file not set, root directory '{1}'. ========" }, - Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set: { code: 6128, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set_6128", message: "======== Resolving type reference directive '{0}', containing file not set, root directory not set. ========" }, - The_config_file_0_found_doesn_t_contain_any_source_files: { code: 6129, category: ts.DiagnosticCategory.Error, key: "The_config_file_0_found_doesn_t_contain_any_source_files_6129", message: "The config file '{0}' found doesn't contain any source files." }, - Resolving_real_path_for_0_result_1: { code: 6130, category: ts.DiagnosticCategory.Message, key: "Resolving_real_path_for_0_result_1_6130", message: "Resolving real path for '{0}', result '{1}'" }, - Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system: { code: 6131, category: ts.DiagnosticCategory.Error, key: "Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system_6131", message: "Cannot compile modules using option '{0}' unless the '--module' flag is 'amd' or 'system'." }, - File_name_0_has_a_1_extension_stripping_it: { code: 6132, category: ts.DiagnosticCategory.Message, key: "File_name_0_has_a_1_extension_stripping_it_6132", message: "File name '{0}' has a '{1}' extension - stripping it" }, - _0_is_declared_but_never_used: { code: 6133, category: ts.DiagnosticCategory.Error, key: "_0_is_declared_but_never_used_6133", message: "'{0}' is declared but never used." }, - Report_errors_on_unused_locals: { code: 6134, category: ts.DiagnosticCategory.Message, key: "Report_errors_on_unused_locals_6134", message: "Report errors on unused locals." }, - Report_errors_on_unused_parameters: { code: 6135, category: ts.DiagnosticCategory.Message, key: "Report_errors_on_unused_parameters_6135", message: "Report errors on unused parameters." }, - The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: { code: 6136, category: ts.DiagnosticCategory.Message, key: "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", message: "The maximum dependency depth to search under node_modules and load JavaScript files" }, - No_types_specified_in_package_json_so_returning_main_value_of_0: { code: 6137, category: ts.DiagnosticCategory.Message, key: "No_types_specified_in_package_json_so_returning_main_value_of_0_6137", message: "No types specified in 'package.json', so returning 'main' value of '{0}'" }, - Property_0_is_declared_but_never_used: { code: 6138, category: ts.DiagnosticCategory.Error, key: "Property_0_is_declared_but_never_used_6138", message: "Property '{0}' is declared but never used." }, - Import_emit_helpers_from_tslib: { code: 6139, category: ts.DiagnosticCategory.Message, key: "Import_emit_helpers_from_tslib_6139", message: "Import emit helpers from 'tslib'." }, - Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2: { code: 6140, category: ts.DiagnosticCategory.Error, key: "Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using__6140", message: "Auto discovery for typings is enabled in project '{0}'. Running extra resolution pass for module '{1}' using cache location '{2}'." }, - Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: { code: 6141, category: ts.DiagnosticCategory.Message, key: "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", message: "Parse in strict mode and emit \"use strict\" for each source file" }, - Module_0_was_resolved_to_1_but_jsx_is_not_set: { code: 6142, category: ts.DiagnosticCategory.Error, key: "Module_0_was_resolved_to_1_but_jsx_is_not_set_6142", message: "Module '{0}' was resolved to '{1}', but '--jsx' is not set." }, - Module_0_was_resolved_to_1_but_allowJs_is_not_set: { code: 6143, category: ts.DiagnosticCategory.Error, key: "Module_0_was_resolved_to_1_but_allowJs_is_not_set_6143", message: "Module '{0}' was resolved to '{1}', but '--allowJs' is not set." }, - Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1: { code: 6144, category: ts.DiagnosticCategory.Message, key: "Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1_6144", message: "Module '{0}' was resolved as locally declared ambient module in file '{1}'." }, - Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified: { code: 6145, category: ts.DiagnosticCategory.Message, key: "Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified_6145", message: "Module '{0}' was resolved as ambient module declared in '{1}' since this file was not modified." }, - Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h: { code: 6146, category: ts.DiagnosticCategory.Message, key: "Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h_6146", message: "Specify the JSX factory function to use when targeting 'react' JSX emit, e.g. 'React.createElement' or 'h'." }, - Resolution_for_module_0_was_found_in_cache: { code: 6147, category: ts.DiagnosticCategory.Message, key: "Resolution_for_module_0_was_found_in_cache_6147", message: "Resolution for module '{0}' was found in cache" }, - Variable_0_implicitly_has_an_1_type: { code: 7005, category: ts.DiagnosticCategory.Error, key: "Variable_0_implicitly_has_an_1_type_7005", message: "Variable '{0}' implicitly has an '{1}' type." }, - Parameter_0_implicitly_has_an_1_type: { code: 7006, category: ts.DiagnosticCategory.Error, key: "Parameter_0_implicitly_has_an_1_type_7006", message: "Parameter '{0}' implicitly has an '{1}' type." }, - Member_0_implicitly_has_an_1_type: { code: 7008, category: ts.DiagnosticCategory.Error, key: "Member_0_implicitly_has_an_1_type_7008", message: "Member '{0}' implicitly has an '{1}' type." }, - new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type: { code: 7009, category: ts.DiagnosticCategory.Error, key: "new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type_7009", message: "'new' expression, whose target lacks a construct signature, implicitly has an 'any' type." }, - _0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type: { code: 7010, category: ts.DiagnosticCategory.Error, key: "_0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type_7010", message: "'{0}', which lacks return-type annotation, implicitly has an '{1}' return type." }, - Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type: { code: 7011, category: ts.DiagnosticCategory.Error, key: "Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type_7011", message: "Function expression, which lacks return-type annotation, implicitly has an '{0}' return type." }, - Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: { code: 7013, category: ts.DiagnosticCategory.Error, key: "Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7013", message: "Construct signature, which lacks return-type annotation, implicitly has an 'any' return type." }, - Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number: { code: 7015, category: ts.DiagnosticCategory.Error, key: "Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number_7015", message: "Element implicitly has an 'any' type because index expression is not of type 'number'." }, - Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type: { code: 7016, category: ts.DiagnosticCategory.Error, key: "Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type_7016", message: "Could not find a declaration file for module '{0}'. '{1}' implicitly has an 'any' type." }, - Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature: { code: 7017, category: ts.DiagnosticCategory.Error, key: "Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_7017", message: "Element implicitly has an 'any' type because type '{0}' has no index signature." }, - Object_literal_s_property_0_implicitly_has_an_1_type: { code: 7018, category: ts.DiagnosticCategory.Error, key: "Object_literal_s_property_0_implicitly_has_an_1_type_7018", message: "Object literal's property '{0}' implicitly has an '{1}' type." }, - Rest_parameter_0_implicitly_has_an_any_type: { code: 7019, category: ts.DiagnosticCategory.Error, key: "Rest_parameter_0_implicitly_has_an_any_type_7019", message: "Rest parameter '{0}' implicitly has an 'any[]' type." }, - Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: { code: 7020, category: ts.DiagnosticCategory.Error, key: "Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7020", message: "Call signature, which lacks return-type annotation, implicitly has an 'any' return type." }, - _0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer: { code: 7022, category: ts.DiagnosticCategory.Error, key: "_0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or__7022", message: "'{0}' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer." }, - _0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: { code: 7023, category: ts.DiagnosticCategory.Error, key: "_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_reference_7023", message: "'{0}' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions." }, - Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: { code: 7024, category: ts.DiagnosticCategory.Error, key: "Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_ref_7024", message: "Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions." }, - Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type: { code: 7025, category: ts.DiagnosticCategory.Error, key: "Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_typ_7025", message: "Generator implicitly has type '{0}' because it does not yield any values. Consider supplying a return type." }, - JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: { code: 7026, category: ts.DiagnosticCategory.Error, key: "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", message: "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists" }, - Unreachable_code_detected: { code: 7027, category: ts.DiagnosticCategory.Error, key: "Unreachable_code_detected_7027", message: "Unreachable code detected." }, - Unused_label: { code: 7028, category: ts.DiagnosticCategory.Error, key: "Unused_label_7028", message: "Unused label." }, - Fallthrough_case_in_switch: { code: 7029, category: ts.DiagnosticCategory.Error, key: "Fallthrough_case_in_switch_7029", message: "Fallthrough case in switch." }, - Not_all_code_paths_return_a_value: { code: 7030, category: ts.DiagnosticCategory.Error, key: "Not_all_code_paths_return_a_value_7030", message: "Not all code paths return a value." }, - Binding_element_0_implicitly_has_an_1_type: { code: 7031, category: ts.DiagnosticCategory.Error, key: "Binding_element_0_implicitly_has_an_1_type_7031", message: "Binding element '{0}' implicitly has an '{1}' type." }, - Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation: { code: 7032, category: ts.DiagnosticCategory.Error, key: "Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation_7032", message: "Property '{0}' implicitly has type 'any', because its set accessor lacks a parameter type annotation." }, - Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation: { code: 7033, category: ts.DiagnosticCategory.Error, key: "Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation_7033", message: "Property '{0}' implicitly has type 'any', because its get accessor lacks a return type annotation." }, - Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined: { code: 7034, category: ts.DiagnosticCategory.Error, key: "Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined_7034", message: "Variable '{0}' implicitly has type '{1}' in some locations where its type cannot be determined." }, - You_cannot_rename_this_element: { code: 8000, category: ts.DiagnosticCategory.Error, key: "You_cannot_rename_this_element_8000", message: "You cannot rename this element." }, - You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library: { code: 8001, category: ts.DiagnosticCategory.Error, key: "You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library_8001", message: "You cannot rename elements that are defined in the standard TypeScript library." }, - import_can_only_be_used_in_a_ts_file: { code: 8002, category: ts.DiagnosticCategory.Error, key: "import_can_only_be_used_in_a_ts_file_8002", message: "'import ... =' can only be used in a .ts file." }, - export_can_only_be_used_in_a_ts_file: { code: 8003, category: ts.DiagnosticCategory.Error, key: "export_can_only_be_used_in_a_ts_file_8003", message: "'export=' can only be used in a .ts file." }, - type_parameter_declarations_can_only_be_used_in_a_ts_file: { code: 8004, category: ts.DiagnosticCategory.Error, key: "type_parameter_declarations_can_only_be_used_in_a_ts_file_8004", message: "'type parameter declarations' can only be used in a .ts file." }, - implements_clauses_can_only_be_used_in_a_ts_file: { code: 8005, category: ts.DiagnosticCategory.Error, key: "implements_clauses_can_only_be_used_in_a_ts_file_8005", message: "'implements clauses' can only be used in a .ts file." }, - interface_declarations_can_only_be_used_in_a_ts_file: { code: 8006, category: ts.DiagnosticCategory.Error, key: "interface_declarations_can_only_be_used_in_a_ts_file_8006", message: "'interface declarations' can only be used in a .ts file." }, - module_declarations_can_only_be_used_in_a_ts_file: { code: 8007, category: ts.DiagnosticCategory.Error, key: "module_declarations_can_only_be_used_in_a_ts_file_8007", message: "'module declarations' can only be used in a .ts file." }, - type_aliases_can_only_be_used_in_a_ts_file: { code: 8008, category: ts.DiagnosticCategory.Error, key: "type_aliases_can_only_be_used_in_a_ts_file_8008", message: "'type aliases' can only be used in a .ts file." }, - _0_can_only_be_used_in_a_ts_file: { code: 8009, category: ts.DiagnosticCategory.Error, key: "_0_can_only_be_used_in_a_ts_file_8009", message: "'{0}' can only be used in a .ts file." }, - types_can_only_be_used_in_a_ts_file: { code: 8010, category: ts.DiagnosticCategory.Error, key: "types_can_only_be_used_in_a_ts_file_8010", message: "'types' can only be used in a .ts file." }, - type_arguments_can_only_be_used_in_a_ts_file: { code: 8011, category: ts.DiagnosticCategory.Error, key: "type_arguments_can_only_be_used_in_a_ts_file_8011", message: "'type arguments' can only be used in a .ts file." }, - parameter_modifiers_can_only_be_used_in_a_ts_file: { code: 8012, category: ts.DiagnosticCategory.Error, key: "parameter_modifiers_can_only_be_used_in_a_ts_file_8012", message: "'parameter modifiers' can only be used in a .ts file." }, - enum_declarations_can_only_be_used_in_a_ts_file: { code: 8015, category: ts.DiagnosticCategory.Error, key: "enum_declarations_can_only_be_used_in_a_ts_file_8015", message: "'enum declarations' can only be used in a .ts file." }, - type_assertion_expressions_can_only_be_used_in_a_ts_file: { code: 8016, category: ts.DiagnosticCategory.Error, key: "type_assertion_expressions_can_only_be_used_in_a_ts_file_8016", message: "'type assertion expressions' can only be used in a .ts file." }, - Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clauses: { code: 9002, category: ts.DiagnosticCategory.Error, key: "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", message: "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clauses." }, - class_expressions_are_not_currently_supported: { code: 9003, category: ts.DiagnosticCategory.Error, key: "class_expressions_are_not_currently_supported_9003", message: "'class' expressions are not currently supported." }, - Language_service_is_disabled: { code: 9004, category: ts.DiagnosticCategory.Error, key: "Language_service_is_disabled_9004", message: "Language service is disabled." }, - JSX_attributes_must_only_be_assigned_a_non_empty_expression: { code: 17000, category: ts.DiagnosticCategory.Error, key: "JSX_attributes_must_only_be_assigned_a_non_empty_expression_17000", message: "JSX attributes must only be assigned a non-empty 'expression'." }, - JSX_elements_cannot_have_multiple_attributes_with_the_same_name: { code: 17001, category: ts.DiagnosticCategory.Error, key: "JSX_elements_cannot_have_multiple_attributes_with_the_same_name_17001", message: "JSX elements cannot have multiple attributes with the same name." }, - Expected_corresponding_JSX_closing_tag_for_0: { code: 17002, category: ts.DiagnosticCategory.Error, key: "Expected_corresponding_JSX_closing_tag_for_0_17002", message: "Expected corresponding JSX closing tag for '{0}'." }, - JSX_attribute_expected: { code: 17003, category: ts.DiagnosticCategory.Error, key: "JSX_attribute_expected_17003", message: "JSX attribute expected." }, - Cannot_use_JSX_unless_the_jsx_flag_is_provided: { code: 17004, category: ts.DiagnosticCategory.Error, key: "Cannot_use_JSX_unless_the_jsx_flag_is_provided_17004", message: "Cannot use JSX unless the '--jsx' flag is provided." }, - A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: { code: 17005, category: ts.DiagnosticCategory.Error, key: "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", message: "A constructor cannot contain a 'super' call when its class extends 'null'" }, - An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: { code: 17006, category: ts.DiagnosticCategory.Error, key: "An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_ex_17006", message: "An unary expression with the '{0}' operator is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses." }, - A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: { code: 17007, category: ts.DiagnosticCategory.Error, key: "A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Con_17007", message: "A type assertion expression is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses." }, - JSX_element_0_has_no_corresponding_closing_tag: { code: 17008, category: ts.DiagnosticCategory.Error, key: "JSX_element_0_has_no_corresponding_closing_tag_17008", message: "JSX element '{0}' has no corresponding closing tag." }, - super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class: { code: 17009, category: ts.DiagnosticCategory.Error, key: "super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class_17009", message: "'super' must be called before accessing 'this' in the constructor of a derived class." }, - Unknown_type_acquisition_option_0: { code: 17010, category: ts.DiagnosticCategory.Error, key: "Unknown_type_acquisition_option_0_17010", message: "Unknown type acquisition option '{0}'." }, - super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class: { code: 17011, category: ts.DiagnosticCategory.Error, key: "super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class_17011", message: "'super' must be called before accessing a property of 'super' in the constructor of a derived class." }, - Circularity_detected_while_resolving_configuration_Colon_0: { code: 18000, category: ts.DiagnosticCategory.Error, key: "Circularity_detected_while_resolving_configuration_Colon_0_18000", message: "Circularity detected while resolving configuration: {0}" }, - A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not: { code: 18001, category: ts.DiagnosticCategory.Error, key: "A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not_18001", message: "A path in an 'extends' option must be relative or rooted, but '{0}' is not." }, - The_files_list_in_config_file_0_is_empty: { code: 18002, category: ts.DiagnosticCategory.Error, key: "The_files_list_in_config_file_0_is_empty_18002", message: "The 'files' list in config file '{0}' is empty." }, - No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2: { code: 18003, category: ts.DiagnosticCategory.Error, key: "No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2_18003", message: "No inputs were found in config file '{0}'. Specified 'include' paths were '{1}' and 'exclude' paths were '{2}'." }, - Add_missing_super_call: { code: 90001, category: ts.DiagnosticCategory.Message, key: "Add_missing_super_call_90001", message: "Add missing 'super()' call." }, - Make_super_call_the_first_statement_in_the_constructor: { code: 90002, category: ts.DiagnosticCategory.Message, key: "Make_super_call_the_first_statement_in_the_constructor_90002", message: "Make 'super()' call the first statement in the constructor." }, - Change_extends_to_implements: { code: 90003, category: ts.DiagnosticCategory.Message, key: "Change_extends_to_implements_90003", message: "Change 'extends' to 'implements'" }, - Remove_unused_identifiers: { code: 90004, category: ts.DiagnosticCategory.Message, key: "Remove_unused_identifiers_90004", message: "Remove unused identifiers" }, - Implement_interface_on_reference: { code: 90005, category: ts.DiagnosticCategory.Message, key: "Implement_interface_on_reference_90005", message: "Implement interface on reference" }, - Implement_interface_on_class: { code: 90006, category: ts.DiagnosticCategory.Message, key: "Implement_interface_on_class_90006", message: "Implement interface on class" }, - Implement_inherited_abstract_class: { code: 90007, category: ts.DiagnosticCategory.Message, key: "Implement_inherited_abstract_class_90007", message: "Implement inherited abstract class" }, - Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: { code: 90009, category: ts.DiagnosticCategory.Error, key: "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__90009", message: "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig" }, - Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated: { code: 90010, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated_90010", message: "Type '{0}' is not assignable to type '{1}'. Two different types with this name exist, but they are unrelated." }, - Import_0_from_1: { code: 90013, category: ts.DiagnosticCategory.Message, key: "Import_0_from_1_90013", message: "Import {0} from {1}" }, - Change_0_to_1: { code: 90014, category: ts.DiagnosticCategory.Message, key: "Change_0_to_1_90014", message: "Change {0} to {1}" }, - Add_0_to_existing_import_declaration_from_1: { code: 90015, category: ts.DiagnosticCategory.Message, key: "Add_0_to_existing_import_declaration_from_1_90015", message: "Add {0} to existing import declaration from {1}" }, - Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0: { code: 8017, category: ts.DiagnosticCategory.Error, key: "Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0_8017", message: "Octal literal types must use ES2015 syntax. Use the syntax '{0}'." }, + Unterminated_string_literal: diag(1002, ts.DiagnosticCategory.Error, "Unterminated_string_literal_1002", "Unterminated string literal."), + Identifier_expected: diag(1003, ts.DiagnosticCategory.Error, "Identifier_expected_1003", "Identifier expected."), + _0_expected: diag(1005, ts.DiagnosticCategory.Error, "_0_expected_1005", "'{0}' expected."), + A_file_cannot_have_a_reference_to_itself: diag(1006, ts.DiagnosticCategory.Error, "A_file_cannot_have_a_reference_to_itself_1006", "A file cannot have a reference to itself."), + Trailing_comma_not_allowed: diag(1009, ts.DiagnosticCategory.Error, "Trailing_comma_not_allowed_1009", "Trailing comma not allowed."), + Asterisk_Slash_expected: diag(1010, ts.DiagnosticCategory.Error, "Asterisk_Slash_expected_1010", "'*/' expected."), + Unexpected_token: diag(1012, ts.DiagnosticCategory.Error, "Unexpected_token_1012", "Unexpected token."), + A_rest_parameter_must_be_last_in_a_parameter_list: diag(1014, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_last_in_a_parameter_list_1014", "A rest parameter must be last in a parameter list."), + Parameter_cannot_have_question_mark_and_initializer: diag(1015, ts.DiagnosticCategory.Error, "Parameter_cannot_have_question_mark_and_initializer_1015", "Parameter cannot have question mark and initializer."), + A_required_parameter_cannot_follow_an_optional_parameter: diag(1016, ts.DiagnosticCategory.Error, "A_required_parameter_cannot_follow_an_optional_parameter_1016", "A required parameter cannot follow an optional parameter."), + An_index_signature_cannot_have_a_rest_parameter: diag(1017, ts.DiagnosticCategory.Error, "An_index_signature_cannot_have_a_rest_parameter_1017", "An index signature cannot have a rest parameter."), + An_index_signature_parameter_cannot_have_an_accessibility_modifier: diag(1018, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_accessibility_modifier_1018", "An index signature parameter cannot have an accessibility modifier."), + An_index_signature_parameter_cannot_have_a_question_mark: diag(1019, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_a_question_mark_1019", "An index signature parameter cannot have a question mark."), + An_index_signature_parameter_cannot_have_an_initializer: diag(1020, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_initializer_1020", "An index signature parameter cannot have an initializer."), + An_index_signature_must_have_a_type_annotation: diag(1021, ts.DiagnosticCategory.Error, "An_index_signature_must_have_a_type_annotation_1021", "An index signature must have a type annotation."), + An_index_signature_parameter_must_have_a_type_annotation: diag(1022, ts.DiagnosticCategory.Error, "An_index_signature_parameter_must_have_a_type_annotation_1022", "An index signature parameter must have a type annotation."), + An_index_signature_parameter_type_must_be_string_or_number: diag(1023, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_must_be_string_or_number_1023", "An index signature parameter type must be 'string' or 'number'."), + readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature: diag(1024, ts.DiagnosticCategory.Error, "readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature_1024", "'readonly' modifier can only appear on a property declaration or index signature."), + Accessibility_modifier_already_seen: diag(1028, ts.DiagnosticCategory.Error, "Accessibility_modifier_already_seen_1028", "Accessibility modifier already seen."), + _0_modifier_must_precede_1_modifier: diag(1029, ts.DiagnosticCategory.Error, "_0_modifier_must_precede_1_modifier_1029", "'{0}' modifier must precede '{1}' modifier."), + _0_modifier_already_seen: diag(1030, ts.DiagnosticCategory.Error, "_0_modifier_already_seen_1030", "'{0}' modifier already seen."), + _0_modifier_cannot_appear_on_a_class_element: diag(1031, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_class_element_1031", "'{0}' modifier cannot appear on a class element."), + super_must_be_followed_by_an_argument_list_or_member_access: diag(1034, ts.DiagnosticCategory.Error, "super_must_be_followed_by_an_argument_list_or_member_access_1034", "'super' must be followed by an argument list or member access."), + Only_ambient_modules_can_use_quoted_names: diag(1035, ts.DiagnosticCategory.Error, "Only_ambient_modules_can_use_quoted_names_1035", "Only ambient modules can use quoted names."), + Statements_are_not_allowed_in_ambient_contexts: diag(1036, ts.DiagnosticCategory.Error, "Statements_are_not_allowed_in_ambient_contexts_1036", "Statements are not allowed in ambient contexts."), + A_declare_modifier_cannot_be_used_in_an_already_ambient_context: diag(1038, ts.DiagnosticCategory.Error, "A_declare_modifier_cannot_be_used_in_an_already_ambient_context_1038", "A 'declare' modifier cannot be used in an already ambient context."), + Initializers_are_not_allowed_in_ambient_contexts: diag(1039, ts.DiagnosticCategory.Error, "Initializers_are_not_allowed_in_ambient_contexts_1039", "Initializers are not allowed in ambient contexts."), + _0_modifier_cannot_be_used_in_an_ambient_context: diag(1040, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_in_an_ambient_context_1040", "'{0}' modifier cannot be used in an ambient context."), + _0_modifier_cannot_be_used_with_a_class_declaration: diag(1041, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_a_class_declaration_1041", "'{0}' modifier cannot be used with a class declaration."), + _0_modifier_cannot_be_used_here: diag(1042, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_here_1042", "'{0}' modifier cannot be used here."), + _0_modifier_cannot_appear_on_a_data_property: diag(1043, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_data_property_1043", "'{0}' modifier cannot appear on a data property."), + _0_modifier_cannot_appear_on_a_module_or_namespace_element: diag(1044, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_module_or_namespace_element_1044", "'{0}' modifier cannot appear on a module or namespace element."), + A_0_modifier_cannot_be_used_with_an_interface_declaration: diag(1045, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_interface_declaration_1045", "A '{0}' modifier cannot be used with an interface declaration."), + A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file: diag(1046, ts.DiagnosticCategory.Error, "A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file_1046", "A 'declare' modifier is required for a top level declaration in a .d.ts file."), + A_rest_parameter_cannot_be_optional: diag(1047, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_be_optional_1047", "A rest parameter cannot be optional."), + A_rest_parameter_cannot_have_an_initializer: diag(1048, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_have_an_initializer_1048", "A rest parameter cannot have an initializer."), + A_set_accessor_must_have_exactly_one_parameter: diag(1049, ts.DiagnosticCategory.Error, "A_set_accessor_must_have_exactly_one_parameter_1049", "A 'set' accessor must have exactly one parameter."), + A_set_accessor_cannot_have_an_optional_parameter: diag(1051, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_an_optional_parameter_1051", "A 'set' accessor cannot have an optional parameter."), + A_set_accessor_parameter_cannot_have_an_initializer: diag(1052, ts.DiagnosticCategory.Error, "A_set_accessor_parameter_cannot_have_an_initializer_1052", "A 'set' accessor parameter cannot have an initializer."), + A_set_accessor_cannot_have_rest_parameter: diag(1053, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_rest_parameter_1053", "A 'set' accessor cannot have rest parameter."), + A_get_accessor_cannot_have_parameters: diag(1054, ts.DiagnosticCategory.Error, "A_get_accessor_cannot_have_parameters_1054", "A 'get' accessor cannot have parameters."), + Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value: diag(1055, ts.DiagnosticCategory.Error, "Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Prom_1055", "Type '{0}' is not a valid async function return type in ES5/ES3 because it does not refer to a Promise-compatible constructor value."), + Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: diag(1056, ts.DiagnosticCategory.Error, "Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher_1056", "Accessors are only available when targeting ECMAScript 5 and higher."), + An_async_function_or_method_must_have_a_valid_awaitable_return_type: diag(1057, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_have_a_valid_awaitable_return_type_1057", "An async function or method must have a valid awaitable return type."), + The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1058, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_t_1058", "The return type of an async function must either be a valid promise or must not contain a callable 'then' member."), + A_promise_must_have_a_then_method: diag(1059, ts.DiagnosticCategory.Error, "A_promise_must_have_a_then_method_1059", "A promise must have a 'then' method."), + The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback: diag(1060, ts.DiagnosticCategory.Error, "The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback_1060", "The first parameter of the 'then' method of a promise must be a callback."), + Enum_member_must_have_initializer: diag(1061, ts.DiagnosticCategory.Error, "Enum_member_must_have_initializer_1061", "Enum member must have initializer."), + Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: diag(1062, ts.DiagnosticCategory.Error, "Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", "Type is referenced directly or indirectly in the fulfillment callback of its own 'then' method."), + An_export_assignment_cannot_be_used_in_a_namespace: diag(1063, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_namespace_1063", "An export assignment cannot be used in a namespace."), + The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type: diag(1064, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_1064", "The return type of an async function or method must be the global Promise type."), + In_ambient_enum_declarations_member_initializer_must_be_constant_expression: diag(1066, ts.DiagnosticCategory.Error, "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066", "In ambient enum declarations member initializer must be constant expression."), + Unexpected_token_A_constructor_method_accessor_or_property_was_expected: diag(1068, ts.DiagnosticCategory.Error, "Unexpected_token_A_constructor_method_accessor_or_property_was_expected_1068", "Unexpected token. A constructor, method, accessor, or property was expected."), + _0_modifier_cannot_appear_on_a_type_member: diag(1070, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_type_member_1070", "'{0}' modifier cannot appear on a type member."), + _0_modifier_cannot_appear_on_an_index_signature: diag(1071, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_an_index_signature_1071", "'{0}' modifier cannot appear on an index signature."), + A_0_modifier_cannot_be_used_with_an_import_declaration: diag(1079, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_import_declaration_1079", "A '{0}' modifier cannot be used with an import declaration."), + Invalid_reference_directive_syntax: diag(1084, ts.DiagnosticCategory.Error, "Invalid_reference_directive_syntax_1084", "Invalid 'reference' directive syntax."), + Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0: diag(1085, ts.DiagnosticCategory.Error, "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0_1085", "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'."), + An_accessor_cannot_be_declared_in_an_ambient_context: diag(1086, ts.DiagnosticCategory.Error, "An_accessor_cannot_be_declared_in_an_ambient_context_1086", "An accessor cannot be declared in an ambient context."), + _0_modifier_cannot_appear_on_a_constructor_declaration: diag(1089, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_constructor_declaration_1089", "'{0}' modifier cannot appear on a constructor declaration."), + _0_modifier_cannot_appear_on_a_parameter: diag(1090, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_parameter_1090", "'{0}' modifier cannot appear on a parameter."), + Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement: diag(1091, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement_1091", "Only a single variable declaration is allowed in a 'for...in' statement."), + Type_parameters_cannot_appear_on_a_constructor_declaration: diag(1092, ts.DiagnosticCategory.Error, "Type_parameters_cannot_appear_on_a_constructor_declaration_1092", "Type parameters cannot appear on a constructor declaration."), + Type_annotation_cannot_appear_on_a_constructor_declaration: diag(1093, ts.DiagnosticCategory.Error, "Type_annotation_cannot_appear_on_a_constructor_declaration_1093", "Type annotation cannot appear on a constructor declaration."), + An_accessor_cannot_have_type_parameters: diag(1094, ts.DiagnosticCategory.Error, "An_accessor_cannot_have_type_parameters_1094", "An accessor cannot have type parameters."), + A_set_accessor_cannot_have_a_return_type_annotation: diag(1095, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_a_return_type_annotation_1095", "A 'set' accessor cannot have a return type annotation."), + An_index_signature_must_have_exactly_one_parameter: diag(1096, ts.DiagnosticCategory.Error, "An_index_signature_must_have_exactly_one_parameter_1096", "An index signature must have exactly one parameter."), + _0_list_cannot_be_empty: diag(1097, ts.DiagnosticCategory.Error, "_0_list_cannot_be_empty_1097", "'{0}' list cannot be empty."), + Type_parameter_list_cannot_be_empty: diag(1098, ts.DiagnosticCategory.Error, "Type_parameter_list_cannot_be_empty_1098", "Type parameter list cannot be empty."), + Type_argument_list_cannot_be_empty: diag(1099, ts.DiagnosticCategory.Error, "Type_argument_list_cannot_be_empty_1099", "Type argument list cannot be empty."), + Invalid_use_of_0_in_strict_mode: diag(1100, ts.DiagnosticCategory.Error, "Invalid_use_of_0_in_strict_mode_1100", "Invalid use of '{0}' in strict mode."), + with_statements_are_not_allowed_in_strict_mode: diag(1101, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_strict_mode_1101", "'with' statements are not allowed in strict mode."), + delete_cannot_be_called_on_an_identifier_in_strict_mode: diag(1102, ts.DiagnosticCategory.Error, "delete_cannot_be_called_on_an_identifier_in_strict_mode_1102", "'delete' cannot be called on an identifier in strict mode."), + A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator: diag(1103, ts.DiagnosticCategory.Error, "A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator_1103", "A 'for-await-of' statement is only allowed within an async function or async generator."), + A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: diag(1104, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement_1104", "A 'continue' statement can only be used within an enclosing iteration statement."), + A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement: diag(1105, ts.DiagnosticCategory.Error, "A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement_1105", "A 'break' statement can only be used within an enclosing iteration or switch statement."), + Jump_target_cannot_cross_function_boundary: diag(1107, ts.DiagnosticCategory.Error, "Jump_target_cannot_cross_function_boundary_1107", "Jump target cannot cross function boundary."), + A_return_statement_can_only_be_used_within_a_function_body: diag(1108, ts.DiagnosticCategory.Error, "A_return_statement_can_only_be_used_within_a_function_body_1108", "A 'return' statement can only be used within a function body."), + Expression_expected: diag(1109, ts.DiagnosticCategory.Error, "Expression_expected_1109", "Expression expected."), + Type_expected: diag(1110, ts.DiagnosticCategory.Error, "Type_expected_1110", "Type expected."), + A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: diag(1113, ts.DiagnosticCategory.Error, "A_default_clause_cannot_appear_more_than_once_in_a_switch_statement_1113", "A 'default' clause cannot appear more than once in a 'switch' statement."), + Duplicate_label_0: diag(1114, ts.DiagnosticCategory.Error, "Duplicate_label_0_1114", "Duplicate label '{0}'."), + A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: diag(1115, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement_1115", "A 'continue' statement can only jump to a label of an enclosing iteration statement."), + A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement: diag(1116, ts.DiagnosticCategory.Error, "A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement_1116", "A 'break' statement can only jump to a label of an enclosing statement."), + An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode: diag(1117, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode_1117", "An object literal cannot have multiple properties with the same name in strict mode."), + An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name: diag(1118, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name_1118", "An object literal cannot have multiple get/set accessors with the same name."), + An_object_literal_cannot_have_property_and_accessor_with_the_same_name: diag(1119, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_property_and_accessor_with_the_same_name_1119", "An object literal cannot have property and accessor with the same name."), + An_export_assignment_cannot_have_modifiers: diag(1120, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_have_modifiers_1120", "An export assignment cannot have modifiers."), + Octal_literals_are_not_allowed_in_strict_mode: diag(1121, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_strict_mode_1121", "Octal literals are not allowed in strict mode."), + A_tuple_type_element_list_cannot_be_empty: diag(1122, ts.DiagnosticCategory.Error, "A_tuple_type_element_list_cannot_be_empty_1122", "A tuple type element list cannot be empty."), + Variable_declaration_list_cannot_be_empty: diag(1123, ts.DiagnosticCategory.Error, "Variable_declaration_list_cannot_be_empty_1123", "Variable declaration list cannot be empty."), + Digit_expected: diag(1124, ts.DiagnosticCategory.Error, "Digit_expected_1124", "Digit expected."), + Hexadecimal_digit_expected: diag(1125, ts.DiagnosticCategory.Error, "Hexadecimal_digit_expected_1125", "Hexadecimal digit expected."), + Unexpected_end_of_text: diag(1126, ts.DiagnosticCategory.Error, "Unexpected_end_of_text_1126", "Unexpected end of text."), + Invalid_character: diag(1127, ts.DiagnosticCategory.Error, "Invalid_character_1127", "Invalid character."), + Declaration_or_statement_expected: diag(1128, ts.DiagnosticCategory.Error, "Declaration_or_statement_expected_1128", "Declaration or statement expected."), + Statement_expected: diag(1129, ts.DiagnosticCategory.Error, "Statement_expected_1129", "Statement expected."), + case_or_default_expected: diag(1130, ts.DiagnosticCategory.Error, "case_or_default_expected_1130", "'case' or 'default' expected."), + Property_or_signature_expected: diag(1131, ts.DiagnosticCategory.Error, "Property_or_signature_expected_1131", "Property or signature expected."), + Enum_member_expected: diag(1132, ts.DiagnosticCategory.Error, "Enum_member_expected_1132", "Enum member expected."), + Variable_declaration_expected: diag(1134, ts.DiagnosticCategory.Error, "Variable_declaration_expected_1134", "Variable declaration expected."), + Argument_expression_expected: diag(1135, ts.DiagnosticCategory.Error, "Argument_expression_expected_1135", "Argument expression expected."), + Property_assignment_expected: diag(1136, ts.DiagnosticCategory.Error, "Property_assignment_expected_1136", "Property assignment expected."), + Expression_or_comma_expected: diag(1137, ts.DiagnosticCategory.Error, "Expression_or_comma_expected_1137", "Expression or comma expected."), + Parameter_declaration_expected: diag(1138, ts.DiagnosticCategory.Error, "Parameter_declaration_expected_1138", "Parameter declaration expected."), + Type_parameter_declaration_expected: diag(1139, ts.DiagnosticCategory.Error, "Type_parameter_declaration_expected_1139", "Type parameter declaration expected."), + Type_argument_expected: diag(1140, ts.DiagnosticCategory.Error, "Type_argument_expected_1140", "Type argument expected."), + String_literal_expected: diag(1141, ts.DiagnosticCategory.Error, "String_literal_expected_1141", "String literal expected."), + Line_break_not_permitted_here: diag(1142, ts.DiagnosticCategory.Error, "Line_break_not_permitted_here_1142", "Line break not permitted here."), + or_expected: diag(1144, ts.DiagnosticCategory.Error, "or_expected_1144", "'{' or ';' expected."), + Declaration_expected: diag(1146, ts.DiagnosticCategory.Error, "Declaration_expected_1146", "Declaration expected."), + Import_declarations_in_a_namespace_cannot_reference_a_module: diag(1147, ts.DiagnosticCategory.Error, "Import_declarations_in_a_namespace_cannot_reference_a_module_1147", "Import declarations in a namespace cannot reference a module."), + Cannot_use_imports_exports_or_module_augmentations_when_module_is_none: diag(1148, ts.DiagnosticCategory.Error, "Cannot_use_imports_exports_or_module_augmentations_when_module_is_none_1148", "Cannot use imports, exports, or module augmentations when '--module' is 'none'."), + File_name_0_differs_from_already_included_file_name_1_only_in_casing: diag(1149, ts.DiagnosticCategory.Error, "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", "File name '{0}' differs from already included file name '{1}' only in casing."), + new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead: diag(1150, ts.DiagnosticCategory.Error, "new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead_1150", "'new T[]' cannot be used to create an array. Use 'new Array()' instead."), + const_declarations_must_be_initialized: diag(1155, ts.DiagnosticCategory.Error, "const_declarations_must_be_initialized_1155", "'const' declarations must be initialized."), + const_declarations_can_only_be_declared_inside_a_block: diag(1156, ts.DiagnosticCategory.Error, "const_declarations_can_only_be_declared_inside_a_block_1156", "'const' declarations can only be declared inside a block."), + let_declarations_can_only_be_declared_inside_a_block: diag(1157, ts.DiagnosticCategory.Error, "let_declarations_can_only_be_declared_inside_a_block_1157", "'let' declarations can only be declared inside a block."), + Unterminated_template_literal: diag(1160, ts.DiagnosticCategory.Error, "Unterminated_template_literal_1160", "Unterminated template literal."), + Unterminated_regular_expression_literal: diag(1161, ts.DiagnosticCategory.Error, "Unterminated_regular_expression_literal_1161", "Unterminated regular expression literal."), + An_object_member_cannot_be_declared_optional: diag(1162, ts.DiagnosticCategory.Error, "An_object_member_cannot_be_declared_optional_1162", "An object member cannot be declared optional."), + A_yield_expression_is_only_allowed_in_a_generator_body: diag(1163, ts.DiagnosticCategory.Error, "A_yield_expression_is_only_allowed_in_a_generator_body_1163", "A 'yield' expression is only allowed in a generator body."), + Computed_property_names_are_not_allowed_in_enums: diag(1164, ts.DiagnosticCategory.Error, "Computed_property_names_are_not_allowed_in_enums_1164", "Computed property names are not allowed in enums."), + A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol: diag(1165, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol_1165", "A computed property name in an ambient context must directly refer to a built-in symbol."), + A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol: diag(1166, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol_1166", "A computed property name in a class property declaration must directly refer to a built-in symbol."), + A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol: diag(1168, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol_1168", "A computed property name in a method overload must directly refer to a built-in symbol."), + A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol: diag(1169, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol_1169", "A computed property name in an interface must directly refer to a built-in symbol."), + A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol: diag(1170, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol_1170", "A computed property name in a type literal must directly refer to a built-in symbol."), + A_comma_expression_is_not_allowed_in_a_computed_property_name: diag(1171, ts.DiagnosticCategory.Error, "A_comma_expression_is_not_allowed_in_a_computed_property_name_1171", "A comma expression is not allowed in a computed property name."), + extends_clause_already_seen: diag(1172, ts.DiagnosticCategory.Error, "extends_clause_already_seen_1172", "'extends' clause already seen."), + extends_clause_must_precede_implements_clause: diag(1173, ts.DiagnosticCategory.Error, "extends_clause_must_precede_implements_clause_1173", "'extends' clause must precede 'implements' clause."), + Classes_can_only_extend_a_single_class: diag(1174, ts.DiagnosticCategory.Error, "Classes_can_only_extend_a_single_class_1174", "Classes can only extend a single class."), + implements_clause_already_seen: diag(1175, ts.DiagnosticCategory.Error, "implements_clause_already_seen_1175", "'implements' clause already seen."), + Interface_declaration_cannot_have_implements_clause: diag(1176, ts.DiagnosticCategory.Error, "Interface_declaration_cannot_have_implements_clause_1176", "Interface declaration cannot have 'implements' clause."), + Binary_digit_expected: diag(1177, ts.DiagnosticCategory.Error, "Binary_digit_expected_1177", "Binary digit expected."), + Octal_digit_expected: diag(1178, ts.DiagnosticCategory.Error, "Octal_digit_expected_1178", "Octal digit expected."), + Unexpected_token_expected: diag(1179, ts.DiagnosticCategory.Error, "Unexpected_token_expected_1179", "Unexpected token. '{' expected."), + Property_destructuring_pattern_expected: diag(1180, ts.DiagnosticCategory.Error, "Property_destructuring_pattern_expected_1180", "Property destructuring pattern expected."), + Array_element_destructuring_pattern_expected: diag(1181, ts.DiagnosticCategory.Error, "Array_element_destructuring_pattern_expected_1181", "Array element destructuring pattern expected."), + A_destructuring_declaration_must_have_an_initializer: diag(1182, ts.DiagnosticCategory.Error, "A_destructuring_declaration_must_have_an_initializer_1182", "A destructuring declaration must have an initializer."), + An_implementation_cannot_be_declared_in_ambient_contexts: diag(1183, ts.DiagnosticCategory.Error, "An_implementation_cannot_be_declared_in_ambient_contexts_1183", "An implementation cannot be declared in ambient contexts."), + Modifiers_cannot_appear_here: diag(1184, ts.DiagnosticCategory.Error, "Modifiers_cannot_appear_here_1184", "Modifiers cannot appear here."), + Merge_conflict_marker_encountered: diag(1185, ts.DiagnosticCategory.Error, "Merge_conflict_marker_encountered_1185", "Merge conflict marker encountered."), + A_rest_element_cannot_have_an_initializer: diag(1186, ts.DiagnosticCategory.Error, "A_rest_element_cannot_have_an_initializer_1186", "A rest element cannot have an initializer."), + A_parameter_property_may_not_be_declared_using_a_binding_pattern: diag(1187, ts.DiagnosticCategory.Error, "A_parameter_property_may_not_be_declared_using_a_binding_pattern_1187", "A parameter property may not be declared using a binding pattern."), + Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement: diag(1188, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement_1188", "Only a single variable declaration is allowed in a 'for...of' statement."), + The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer: diag(1189, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer_1189", "The variable declaration of a 'for...in' statement cannot have an initializer."), + The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer: diag(1190, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer_1190", "The variable declaration of a 'for...of' statement cannot have an initializer."), + An_import_declaration_cannot_have_modifiers: diag(1191, ts.DiagnosticCategory.Error, "An_import_declaration_cannot_have_modifiers_1191", "An import declaration cannot have modifiers."), + Module_0_has_no_default_export: diag(1192, ts.DiagnosticCategory.Error, "Module_0_has_no_default_export_1192", "Module '{0}' has no default export."), + An_export_declaration_cannot_have_modifiers: diag(1193, ts.DiagnosticCategory.Error, "An_export_declaration_cannot_have_modifiers_1193", "An export declaration cannot have modifiers."), + Export_declarations_are_not_permitted_in_a_namespace: diag(1194, ts.DiagnosticCategory.Error, "Export_declarations_are_not_permitted_in_a_namespace_1194", "Export declarations are not permitted in a namespace."), + Catch_clause_variable_cannot_have_a_type_annotation: diag(1196, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_a_type_annotation_1196", "Catch clause variable cannot have a type annotation."), + Catch_clause_variable_cannot_have_an_initializer: diag(1197, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_an_initializer_1197", "Catch clause variable cannot have an initializer."), + An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive: diag(1198, ts.DiagnosticCategory.Error, "An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive_1198", "An extended Unicode escape value must be between 0x0 and 0x10FFFF inclusive."), + Unterminated_Unicode_escape_sequence: diag(1199, ts.DiagnosticCategory.Error, "Unterminated_Unicode_escape_sequence_1199", "Unterminated Unicode escape sequence."), + Line_terminator_not_permitted_before_arrow: diag(1200, ts.DiagnosticCategory.Error, "Line_terminator_not_permitted_before_arrow_1200", "Line terminator not permitted before arrow."), + Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead: diag(1202, ts.DiagnosticCategory.Error, "Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_1202", "Import assignment cannot be used when targeting ECMAScript modules. Consider using 'import * as ns from \"mod\"', 'import {a} from \"mod\"', 'import d from \"mod\"', or another module format instead."), + Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead: diag(1203, ts.DiagnosticCategory.Error, "Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or__1203", "Export assignment cannot be used when targeting ECMAScript modules. Consider using 'export default' or another module format instead."), + Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided: diag(1205, ts.DiagnosticCategory.Error, "Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided_1205", "Cannot re-export a type when the '--isolatedModules' flag is provided."), + Decorators_are_not_valid_here: diag(1206, ts.DiagnosticCategory.Error, "Decorators_are_not_valid_here_1206", "Decorators are not valid here."), + Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name: diag(1207, ts.DiagnosticCategory.Error, "Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name_1207", "Decorators cannot be applied to multiple get/set accessors of the same name."), + Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided: diag(1208, ts.DiagnosticCategory.Error, "Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided_1208", "Cannot compile namespaces when the '--isolatedModules' flag is provided."), + Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided: diag(1209, ts.DiagnosticCategory.Error, "Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided_1209", "Ambient const enums are not allowed when the '--isolatedModules' flag is provided."), + Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode: diag(1210, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode_1210", "Invalid use of '{0}'. Class definitions are automatically in strict mode."), + A_class_declaration_without_the_default_modifier_must_have_a_name: diag(1211, ts.DiagnosticCategory.Error, "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", "A class declaration without the 'default' modifier must have a name."), + Identifier_expected_0_is_a_reserved_word_in_strict_mode: diag(1212, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", "Identifier expected. '{0}' is a reserved word in strict mode."), + Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode: diag(1213, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_stric_1213", "Identifier expected. '{0}' is a reserved word in strict mode. Class definitions are automatically in strict mode."), + Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode: diag(1214, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode_1214", "Identifier expected. '{0}' is a reserved word in strict mode. Modules are automatically in strict mode."), + Invalid_use_of_0_Modules_are_automatically_in_strict_mode: diag(1215, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215", "Invalid use of '{0}'. Modules are automatically in strict mode."), + Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules: diag(1216, ts.DiagnosticCategory.Error, "Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules_1216", "Identifier expected. '__esModule' is reserved as an exported marker when transforming ECMAScript modules."), + Export_assignment_is_not_supported_when_module_flag_is_system: diag(1218, ts.DiagnosticCategory.Error, "Export_assignment_is_not_supported_when_module_flag_is_system_1218", "Export assignment is not supported when '--module' flag is 'system'."), + Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning: diag(1219, ts.DiagnosticCategory.Error, "Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_t_1219", "Experimental support for decorators is a feature that is subject to change in a future release. Set the 'experimentalDecorators' option to remove this warning."), + Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher: diag(1220, ts.DiagnosticCategory.Error, "Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher_1220", "Generators are only available when targeting ECMAScript 2015 or higher."), + Generators_are_not_allowed_in_an_ambient_context: diag(1221, ts.DiagnosticCategory.Error, "Generators_are_not_allowed_in_an_ambient_context_1221", "Generators are not allowed in an ambient context."), + An_overload_signature_cannot_be_declared_as_a_generator: diag(1222, ts.DiagnosticCategory.Error, "An_overload_signature_cannot_be_declared_as_a_generator_1222", "An overload signature cannot be declared as a generator."), + _0_tag_already_specified: diag(1223, ts.DiagnosticCategory.Error, "_0_tag_already_specified_1223", "'{0}' tag already specified."), + Signature_0_must_be_a_type_predicate: diag(1224, ts.DiagnosticCategory.Error, "Signature_0_must_be_a_type_predicate_1224", "Signature '{0}' must be a type predicate."), + Cannot_find_parameter_0: diag(1225, ts.DiagnosticCategory.Error, "Cannot_find_parameter_0_1225", "Cannot find parameter '{0}'."), + Type_predicate_0_is_not_assignable_to_1: diag(1226, ts.DiagnosticCategory.Error, "Type_predicate_0_is_not_assignable_to_1_1226", "Type predicate '{0}' is not assignable to '{1}'."), + Parameter_0_is_not_in_the_same_position_as_parameter_1: diag(1227, ts.DiagnosticCategory.Error, "Parameter_0_is_not_in_the_same_position_as_parameter_1_1227", "Parameter '{0}' is not in the same position as parameter '{1}'."), + A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods: diag(1228, ts.DiagnosticCategory.Error, "A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods_1228", "A type predicate is only allowed in return type position for functions and methods."), + A_type_predicate_cannot_reference_a_rest_parameter: diag(1229, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_a_rest_parameter_1229", "A type predicate cannot reference a rest parameter."), + A_type_predicate_cannot_reference_element_0_in_a_binding_pattern: diag(1230, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_element_0_in_a_binding_pattern_1230", "A type predicate cannot reference element '{0}' in a binding pattern."), + An_export_assignment_can_only_be_used_in_a_module: diag(1231, ts.DiagnosticCategory.Error, "An_export_assignment_can_only_be_used_in_a_module_1231", "An export assignment can only be used in a module."), + An_import_declaration_can_only_be_used_in_a_namespace_or_module: diag(1232, ts.DiagnosticCategory.Error, "An_import_declaration_can_only_be_used_in_a_namespace_or_module_1232", "An import declaration can only be used in a namespace or module."), + An_export_declaration_can_only_be_used_in_a_module: diag(1233, ts.DiagnosticCategory.Error, "An_export_declaration_can_only_be_used_in_a_module_1233", "An export declaration can only be used in a module."), + An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file: diag(1234, ts.DiagnosticCategory.Error, "An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file_1234", "An ambient module declaration is only allowed at the top level in a file."), + A_namespace_declaration_is_only_allowed_in_a_namespace_or_module: diag(1235, ts.DiagnosticCategory.Error, "A_namespace_declaration_is_only_allowed_in_a_namespace_or_module_1235", "A namespace declaration is only allowed in a namespace or module."), + The_return_type_of_a_property_decorator_function_must_be_either_void_or_any: diag(1236, ts.DiagnosticCategory.Error, "The_return_type_of_a_property_decorator_function_must_be_either_void_or_any_1236", "The return type of a property decorator function must be either 'void' or 'any'."), + The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any: diag(1237, ts.DiagnosticCategory.Error, "The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any_1237", "The return type of a parameter decorator function must be either 'void' or 'any'."), + Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression: diag(1238, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression_1238", "Unable to resolve signature of class decorator when called as an expression."), + Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression: diag(1239, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression_1239", "Unable to resolve signature of parameter decorator when called as an expression."), + Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression: diag(1240, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression_1240", "Unable to resolve signature of property decorator when called as an expression."), + Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression: diag(1241, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression_1241", "Unable to resolve signature of method decorator when called as an expression."), + abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration: diag(1242, ts.DiagnosticCategory.Error, "abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration_1242", "'abstract' modifier can only appear on a class, method, or property declaration."), + _0_modifier_cannot_be_used_with_1_modifier: diag(1243, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_1_modifier_1243", "'{0}' modifier cannot be used with '{1}' modifier."), + Abstract_methods_can_only_appear_within_an_abstract_class: diag(1244, ts.DiagnosticCategory.Error, "Abstract_methods_can_only_appear_within_an_abstract_class_1244", "Abstract methods can only appear within an abstract class."), + Method_0_cannot_have_an_implementation_because_it_is_marked_abstract: diag(1245, ts.DiagnosticCategory.Error, "Method_0_cannot_have_an_implementation_because_it_is_marked_abstract_1245", "Method '{0}' cannot have an implementation because it is marked abstract."), + An_interface_property_cannot_have_an_initializer: diag(1246, ts.DiagnosticCategory.Error, "An_interface_property_cannot_have_an_initializer_1246", "An interface property cannot have an initializer."), + A_type_literal_property_cannot_have_an_initializer: diag(1247, ts.DiagnosticCategory.Error, "A_type_literal_property_cannot_have_an_initializer_1247", "A type literal property cannot have an initializer."), + A_class_member_cannot_have_the_0_keyword: diag(1248, ts.DiagnosticCategory.Error, "A_class_member_cannot_have_the_0_keyword_1248", "A class member cannot have the '{0}' keyword."), + A_decorator_can_only_decorate_a_method_implementation_not_an_overload: diag(1249, ts.DiagnosticCategory.Error, "A_decorator_can_only_decorate_a_method_implementation_not_an_overload_1249", "A decorator can only decorate a method implementation, not an overload."), + Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5: diag(1250, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_1250", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'."), + Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode: diag(1251, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_d_1251", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Class definitions are automatically in strict mode."), + Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode: diag(1252, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_1252", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Modules are automatically in strict mode."), + _0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag: diag(1253, ts.DiagnosticCategory.Error, "_0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag_1253", "'{0}' tag cannot be used independently as a top level JSDoc tag."), + A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal: diag(1254, ts.DiagnosticCategory.Error, "A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_1254", "A 'const' initializer in an ambient context must be a string or numeric literal."), + with_statements_are_not_allowed_in_an_async_function_block: diag(1300, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_an_async_function_block_1300", "'with' statements are not allowed in an async function block."), + await_expression_is_only_allowed_within_an_async_function: diag(1308, ts.DiagnosticCategory.Error, "await_expression_is_only_allowed_within_an_async_function_1308", "'await' expression is only allowed within an async function."), + can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment: diag(1312, ts.DiagnosticCategory.Error, "can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment_1312", "'=' can only be used in an object literal property inside a destructuring assignment."), + The_body_of_an_if_statement_cannot_be_the_empty_statement: diag(1313, ts.DiagnosticCategory.Error, "The_body_of_an_if_statement_cannot_be_the_empty_statement_1313", "The body of an 'if' statement cannot be the empty statement."), + Global_module_exports_may_only_appear_in_module_files: diag(1314, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_module_files_1314", "Global module exports may only appear in module files."), + Global_module_exports_may_only_appear_in_declaration_files: diag(1315, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_declaration_files_1315", "Global module exports may only appear in declaration files."), + Global_module_exports_may_only_appear_at_top_level: diag(1316, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_at_top_level_1316", "Global module exports may only appear at top level."), + A_parameter_property_cannot_be_declared_using_a_rest_parameter: diag(1317, ts.DiagnosticCategory.Error, "A_parameter_property_cannot_be_declared_using_a_rest_parameter_1317", "A parameter property cannot be declared using a rest parameter."), + An_abstract_accessor_cannot_have_an_implementation: diag(1318, ts.DiagnosticCategory.Error, "An_abstract_accessor_cannot_have_an_implementation_1318", "An abstract accessor cannot have an implementation."), + A_default_export_can_only_be_used_in_an_ECMAScript_style_module: diag(1319, ts.DiagnosticCategory.Error, "A_default_export_can_only_be_used_in_an_ECMAScript_style_module_1319", "A default export can only be used in an ECMAScript-style module."), + Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1320, ts.DiagnosticCategory.Error, "Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member_1320", "Type of 'await' operand must either be a valid promise or must not contain a callable 'then' member."), + Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1321, ts.DiagnosticCategory.Error, "Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_cal_1321", "Type of 'yield' operand in an async generator must either be a valid promise or must not contain a callable 'then' member."), + Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1322, ts.DiagnosticCategory.Error, "Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_con_1322", "Type of iterated elements of a 'yield*' operand must either be a valid promise or must not contain a callable 'then' member."), + Dynamic_import_cannot_be_used_when_targeting_ECMAScript_2015_modules: diag(1323, ts.DiagnosticCategory.Error, "Dynamic_import_cannot_be_used_when_targeting_ECMAScript_2015_modules_1323", "Dynamic import cannot be used when targeting ECMAScript 2015 modules."), + Dynamic_import_must_have_one_specifier_as_an_argument: diag(1324, ts.DiagnosticCategory.Error, "Dynamic_import_must_have_one_specifier_as_an_argument_1324", "Dynamic import must have one specifier as an argument."), + Specifier_of_dynamic_import_cannot_be_spread_element: diag(1325, ts.DiagnosticCategory.Error, "Specifier_of_dynamic_import_cannot_be_spread_element_1325", "Specifier of dynamic import cannot be spread element."), + Dynamic_import_cannot_have_type_arguments: diag(1326, ts.DiagnosticCategory.Error, "Dynamic_import_cannot_have_type_arguments_1326", "Dynamic import cannot have type arguments"), + String_literal_with_double_quotes_expected: diag(1327, ts.DiagnosticCategory.Error, "String_literal_with_double_quotes_expected_1327", "String literal with double quotes expected."), + Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal: diag(1328, ts.DiagnosticCategory.Error, "Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_li_1328", "Property value can only be string literal, numeric literal, 'true', 'false', 'null', object literal or array literal."), + _0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0: diag(1329, ts.DiagnosticCategory.Error, "_0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write__1329", "'{0}' accepts too few arguments to be used as a decorator here. Did you mean to call it first and write '@{0}()'?"), + Duplicate_identifier_0: diag(2300, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_2300", "Duplicate identifier '{0}'."), + Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: diag(2301, ts.DiagnosticCategory.Error, "Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor_2301", "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor."), + Static_members_cannot_reference_class_type_parameters: diag(2302, ts.DiagnosticCategory.Error, "Static_members_cannot_reference_class_type_parameters_2302", "Static members cannot reference class type parameters."), + Circular_definition_of_import_alias_0: diag(2303, ts.DiagnosticCategory.Error, "Circular_definition_of_import_alias_0_2303", "Circular definition of import alias '{0}'."), + Cannot_find_name_0: diag(2304, ts.DiagnosticCategory.Error, "Cannot_find_name_0_2304", "Cannot find name '{0}'."), + Module_0_has_no_exported_member_1: diag(2305, ts.DiagnosticCategory.Error, "Module_0_has_no_exported_member_1_2305", "Module '{0}' has no exported member '{1}'."), + File_0_is_not_a_module: diag(2306, ts.DiagnosticCategory.Error, "File_0_is_not_a_module_2306", "File '{0}' is not a module."), + Cannot_find_module_0: diag(2307, ts.DiagnosticCategory.Error, "Cannot_find_module_0_2307", "Cannot find module '{0}'."), + Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity: diag(2308, ts.DiagnosticCategory.Error, "Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambig_2308", "Module {0} has already exported a member named '{1}'. Consider explicitly re-exporting to resolve the ambiguity."), + An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements: diag(2309, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements_2309", "An export assignment cannot be used in a module with other exported elements."), + Type_0_recursively_references_itself_as_a_base_type: diag(2310, ts.DiagnosticCategory.Error, "Type_0_recursively_references_itself_as_a_base_type_2310", "Type '{0}' recursively references itself as a base type."), + A_class_may_only_extend_another_class: diag(2311, ts.DiagnosticCategory.Error, "A_class_may_only_extend_another_class_2311", "A class may only extend another class."), + An_interface_may_only_extend_a_class_or_another_interface: diag(2312, ts.DiagnosticCategory.Error, "An_interface_may_only_extend_a_class_or_another_interface_2312", "An interface may only extend a class or another interface."), + Type_parameter_0_has_a_circular_constraint: diag(2313, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_constraint_2313", "Type parameter '{0}' has a circular constraint."), + Generic_type_0_requires_1_type_argument_s: diag(2314, ts.DiagnosticCategory.Error, "Generic_type_0_requires_1_type_argument_s_2314", "Generic type '{0}' requires {1} type argument(s)."), + Type_0_is_not_generic: diag(2315, ts.DiagnosticCategory.Error, "Type_0_is_not_generic_2315", "Type '{0}' is not generic."), + Global_type_0_must_be_a_class_or_interface_type: diag(2316, ts.DiagnosticCategory.Error, "Global_type_0_must_be_a_class_or_interface_type_2316", "Global type '{0}' must be a class or interface type."), + Global_type_0_must_have_1_type_parameter_s: diag(2317, ts.DiagnosticCategory.Error, "Global_type_0_must_have_1_type_parameter_s_2317", "Global type '{0}' must have {1} type parameter(s)."), + Cannot_find_global_type_0: diag(2318, ts.DiagnosticCategory.Error, "Cannot_find_global_type_0_2318", "Cannot find global type '{0}'."), + Named_property_0_of_types_1_and_2_are_not_identical: diag(2319, ts.DiagnosticCategory.Error, "Named_property_0_of_types_1_and_2_are_not_identical_2319", "Named property '{0}' of types '{1}' and '{2}' are not identical."), + Interface_0_cannot_simultaneously_extend_types_1_and_2: diag(2320, ts.DiagnosticCategory.Error, "Interface_0_cannot_simultaneously_extend_types_1_and_2_2320", "Interface '{0}' cannot simultaneously extend types '{1}' and '{2}'."), + Excessive_stack_depth_comparing_types_0_and_1: diag(2321, ts.DiagnosticCategory.Error, "Excessive_stack_depth_comparing_types_0_and_1_2321", "Excessive stack depth comparing types '{0}' and '{1}'."), + Type_0_is_not_assignable_to_type_1: diag(2322, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_2322", "Type '{0}' is not assignable to type '{1}'."), + Cannot_redeclare_exported_variable_0: diag(2323, ts.DiagnosticCategory.Error, "Cannot_redeclare_exported_variable_0_2323", "Cannot redeclare exported variable '{0}'."), + Property_0_is_missing_in_type_1: diag(2324, ts.DiagnosticCategory.Error, "Property_0_is_missing_in_type_1_2324", "Property '{0}' is missing in type '{1}'."), + Property_0_is_private_in_type_1_but_not_in_type_2: diag(2325, ts.DiagnosticCategory.Error, "Property_0_is_private_in_type_1_but_not_in_type_2_2325", "Property '{0}' is private in type '{1}' but not in type '{2}'."), + Types_of_property_0_are_incompatible: diag(2326, ts.DiagnosticCategory.Error, "Types_of_property_0_are_incompatible_2326", "Types of property '{0}' are incompatible."), + Property_0_is_optional_in_type_1_but_required_in_type_2: diag(2327, ts.DiagnosticCategory.Error, "Property_0_is_optional_in_type_1_but_required_in_type_2_2327", "Property '{0}' is optional in type '{1}' but required in type '{2}'."), + Types_of_parameters_0_and_1_are_incompatible: diag(2328, ts.DiagnosticCategory.Error, "Types_of_parameters_0_and_1_are_incompatible_2328", "Types of parameters '{0}' and '{1}' are incompatible."), + Index_signature_is_missing_in_type_0: diag(2329, ts.DiagnosticCategory.Error, "Index_signature_is_missing_in_type_0_2329", "Index signature is missing in type '{0}'."), + Index_signatures_are_incompatible: diag(2330, ts.DiagnosticCategory.Error, "Index_signatures_are_incompatible_2330", "Index signatures are incompatible."), + this_cannot_be_referenced_in_a_module_or_namespace_body: diag(2331, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_module_or_namespace_body_2331", "'this' cannot be referenced in a module or namespace body."), + this_cannot_be_referenced_in_current_location: diag(2332, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_current_location_2332", "'this' cannot be referenced in current location."), + this_cannot_be_referenced_in_constructor_arguments: diag(2333, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_constructor_arguments_2333", "'this' cannot be referenced in constructor arguments."), + this_cannot_be_referenced_in_a_static_property_initializer: diag(2334, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_static_property_initializer_2334", "'this' cannot be referenced in a static property initializer."), + super_can_only_be_referenced_in_a_derived_class: diag(2335, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_a_derived_class_2335", "'super' can only be referenced in a derived class."), + super_cannot_be_referenced_in_constructor_arguments: diag(2336, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_constructor_arguments_2336", "'super' cannot be referenced in constructor arguments."), + Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors: diag(2337, ts.DiagnosticCategory.Error, "Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors_2337", "Super calls are not permitted outside constructors or in nested functions inside constructors."), + super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class: diag(2338, ts.DiagnosticCategory.Error, "super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_der_2338", "'super' property access is permitted only in a constructor, member function, or member accessor of a derived class."), + Property_0_does_not_exist_on_type_1: diag(2339, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_2339", "Property '{0}' does not exist on type '{1}'."), + Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: diag(2340, ts.DiagnosticCategory.Error, "Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword_2340", "Only public and protected methods of the base class are accessible via the 'super' keyword."), + Property_0_is_private_and_only_accessible_within_class_1: diag(2341, ts.DiagnosticCategory.Error, "Property_0_is_private_and_only_accessible_within_class_1_2341", "Property '{0}' is private and only accessible within class '{1}'."), + An_index_expression_argument_must_be_of_type_string_number_symbol_or_any: diag(2342, ts.DiagnosticCategory.Error, "An_index_expression_argument_must_be_of_type_string_number_symbol_or_any_2342", "An index expression argument must be of type 'string', 'number', 'symbol', or 'any'."), + This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1: diag(2343, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1_2343", "This syntax requires an imported helper named '{1}', but module '{0}' has no exported member '{1}'."), + Type_0_does_not_satisfy_the_constraint_1: diag(2344, ts.DiagnosticCategory.Error, "Type_0_does_not_satisfy_the_constraint_1_2344", "Type '{0}' does not satisfy the constraint '{1}'."), + Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: diag(2345, ts.DiagnosticCategory.Error, "Argument_of_type_0_is_not_assignable_to_parameter_of_type_1_2345", "Argument of type '{0}' is not assignable to parameter of type '{1}'."), + Call_target_does_not_contain_any_signatures: diag(2346, ts.DiagnosticCategory.Error, "Call_target_does_not_contain_any_signatures_2346", "Call target does not contain any signatures."), + Untyped_function_calls_may_not_accept_type_arguments: diag(2347, ts.DiagnosticCategory.Error, "Untyped_function_calls_may_not_accept_type_arguments_2347", "Untyped function calls may not accept type arguments."), + Value_of_type_0_is_not_callable_Did_you_mean_to_include_new: diag(2348, ts.DiagnosticCategory.Error, "Value_of_type_0_is_not_callable_Did_you_mean_to_include_new_2348", "Value of type '{0}' is not callable. Did you mean to include 'new'?"), + Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatures: diag(2349, ts.DiagnosticCategory.Error, "Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatur_2349", "Cannot invoke an expression whose type lacks a call signature. Type '{0}' has no compatible call signatures."), + Only_a_void_function_can_be_called_with_the_new_keyword: diag(2350, ts.DiagnosticCategory.Error, "Only_a_void_function_can_be_called_with_the_new_keyword_2350", "Only a void function can be called with the 'new' keyword."), + Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature: diag(2351, ts.DiagnosticCategory.Error, "Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature_2351", "Cannot use 'new' with an expression whose type lacks a call or construct signature."), + Type_0_cannot_be_converted_to_type_1: diag(2352, ts.DiagnosticCategory.Error, "Type_0_cannot_be_converted_to_type_1_2352", "Type '{0}' cannot be converted to type '{1}'."), + Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1: diag(2353, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1_2353", "Object literal may only specify known properties, and '{0}' does not exist in type '{1}'."), + This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found: diag(2354, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found_2354", "This syntax requires an imported helper but module '{0}' cannot be found."), + A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value: diag(2355, ts.DiagnosticCategory.Error, "A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_2355", "A function whose declared type is neither 'void' nor 'any' must return a value."), + An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type: diag(2356, ts.DiagnosticCategory.Error, "An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type_2356", "An arithmetic operand must be of type 'any', 'number' or an enum type."), + The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access: diag(2357, ts.DiagnosticCategory.Error, "The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access_2357", "The operand of an increment or decrement operator must be a variable or a property access."), + The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2358, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_paramete_2358", "The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter."), + The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type: diag(2359, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_F_2359", "The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type."), + The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol: diag(2360, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol_2360", "The left-hand side of an 'in' expression must be of type 'any', 'string', 'number', or 'symbol'."), + The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2361, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter."), + The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: diag(2362, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2362", "The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type."), + The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: diag(2363, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2363", "The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type."), + The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: diag(2364, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access_2364", "The left-hand side of an assignment expression must be a variable or a property access."), + Operator_0_cannot_be_applied_to_types_1_and_2: diag(2365, ts.DiagnosticCategory.Error, "Operator_0_cannot_be_applied_to_types_1_and_2_2365", "Operator '{0}' cannot be applied to types '{1}' and '{2}'."), + Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: diag(2366, ts.DiagnosticCategory.Error, "Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined_2366", "Function lacks ending return statement and return type does not include 'undefined'."), + Type_parameter_name_cannot_be_0: diag(2368, ts.DiagnosticCategory.Error, "Type_parameter_name_cannot_be_0_2368", "Type parameter name cannot be '{0}'."), + A_parameter_property_is_only_allowed_in_a_constructor_implementation: diag(2369, ts.DiagnosticCategory.Error, "A_parameter_property_is_only_allowed_in_a_constructor_implementation_2369", "A parameter property is only allowed in a constructor implementation."), + A_rest_parameter_must_be_of_an_array_type: diag(2370, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_of_an_array_type_2370", "A rest parameter must be of an array type."), + A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: diag(2371, ts.DiagnosticCategory.Error, "A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation_2371", "A parameter initializer is only allowed in a function or constructor implementation."), + Parameter_0_cannot_be_referenced_in_its_initializer: diag(2372, ts.DiagnosticCategory.Error, "Parameter_0_cannot_be_referenced_in_its_initializer_2372", "Parameter '{0}' cannot be referenced in its initializer."), + Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it: diag(2373, ts.DiagnosticCategory.Error, "Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it_2373", "Initializer of parameter '{0}' cannot reference identifier '{1}' declared after it."), + Duplicate_string_index_signature: diag(2374, ts.DiagnosticCategory.Error, "Duplicate_string_index_signature_2374", "Duplicate string index signature."), + Duplicate_number_index_signature: diag(2375, ts.DiagnosticCategory.Error, "Duplicate_number_index_signature_2375", "Duplicate number index signature."), + A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_or_has_parameter_properties: diag(2376, ts.DiagnosticCategory.Error, "A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_proper_2376", "A 'super' call must be the first statement in the constructor when a class contains initialized properties or has parameter properties."), + Constructors_for_derived_classes_must_contain_a_super_call: diag(2377, ts.DiagnosticCategory.Error, "Constructors_for_derived_classes_must_contain_a_super_call_2377", "Constructors for derived classes must contain a 'super' call."), + A_get_accessor_must_return_a_value: diag(2378, ts.DiagnosticCategory.Error, "A_get_accessor_must_return_a_value_2378", "A 'get' accessor must return a value."), + Getter_and_setter_accessors_do_not_agree_in_visibility: diag(2379, ts.DiagnosticCategory.Error, "Getter_and_setter_accessors_do_not_agree_in_visibility_2379", "Getter and setter accessors do not agree in visibility."), + get_and_set_accessor_must_have_the_same_type: diag(2380, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_type_2380", "'get' and 'set' accessor must have the same type."), + A_signature_with_an_implementation_cannot_use_a_string_literal_type: diag(2381, ts.DiagnosticCategory.Error, "A_signature_with_an_implementation_cannot_use_a_string_literal_type_2381", "A signature with an implementation cannot use a string literal type."), + Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature: diag(2382, ts.DiagnosticCategory.Error, "Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature_2382", "Specialized overload signature is not assignable to any non-specialized signature."), + Overload_signatures_must_all_be_exported_or_non_exported: diag(2383, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_exported_or_non_exported_2383", "Overload signatures must all be exported or non-exported."), + Overload_signatures_must_all_be_ambient_or_non_ambient: diag(2384, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_ambient_or_non_ambient_2384", "Overload signatures must all be ambient or non-ambient."), + Overload_signatures_must_all_be_public_private_or_protected: diag(2385, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_public_private_or_protected_2385", "Overload signatures must all be public, private or protected."), + Overload_signatures_must_all_be_optional_or_required: diag(2386, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_optional_or_required_2386", "Overload signatures must all be optional or required."), + Function_overload_must_be_static: diag(2387, ts.DiagnosticCategory.Error, "Function_overload_must_be_static_2387", "Function overload must be static."), + Function_overload_must_not_be_static: diag(2388, ts.DiagnosticCategory.Error, "Function_overload_must_not_be_static_2388", "Function overload must not be static."), + Function_implementation_name_must_be_0: diag(2389, ts.DiagnosticCategory.Error, "Function_implementation_name_must_be_0_2389", "Function implementation name must be '{0}'."), + Constructor_implementation_is_missing: diag(2390, ts.DiagnosticCategory.Error, "Constructor_implementation_is_missing_2390", "Constructor implementation is missing."), + Function_implementation_is_missing_or_not_immediately_following_the_declaration: diag(2391, ts.DiagnosticCategory.Error, "Function_implementation_is_missing_or_not_immediately_following_the_declaration_2391", "Function implementation is missing or not immediately following the declaration."), + Multiple_constructor_implementations_are_not_allowed: diag(2392, ts.DiagnosticCategory.Error, "Multiple_constructor_implementations_are_not_allowed_2392", "Multiple constructor implementations are not allowed."), + Duplicate_function_implementation: diag(2393, ts.DiagnosticCategory.Error, "Duplicate_function_implementation_2393", "Duplicate function implementation."), + Overload_signature_is_not_compatible_with_function_implementation: diag(2394, ts.DiagnosticCategory.Error, "Overload_signature_is_not_compatible_with_function_implementation_2394", "Overload signature is not compatible with function implementation."), + Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local: diag(2395, ts.DiagnosticCategory.Error, "Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local_2395", "Individual declarations in merged declaration '{0}' must be all exported or all local."), + Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters: diag(2396, ts.DiagnosticCategory.Error, "Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters_2396", "Duplicate identifier 'arguments'. Compiler uses 'arguments' to initialize rest parameters."), + Declaration_name_conflicts_with_built_in_global_identifier_0: diag(2397, ts.DiagnosticCategory.Error, "Declaration_name_conflicts_with_built_in_global_identifier_0_2397", "Declaration name conflicts with built-in global identifier '{0}'."), + Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference: diag(2399, ts.DiagnosticCategory.Error, "Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference_2399", "Duplicate identifier '_this'. Compiler uses variable declaration '_this' to capture 'this' reference."), + Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference: diag(2400, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference_2400", "Expression resolves to variable declaration '_this' that compiler uses to capture 'this' reference."), + Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference: diag(2401, ts.DiagnosticCategory.Error, "Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference_2401", "Duplicate identifier '_super'. Compiler uses '_super' to capture base class reference."), + Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference: diag(2402, ts.DiagnosticCategory.Error, "Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference_2402", "Expression resolves to '_super' that compiler uses to capture base class reference."), + Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2: diag(2403, ts.DiagnosticCategory.Error, "Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_t_2403", "Subsequent variable declarations must have the same type. Variable '{0}' must be of type '{1}', but here has type '{2}'."), + The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation: diag(2404, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation_2404", "The left-hand side of a 'for...in' statement cannot use a type annotation."), + The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any: diag(2405, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any_2405", "The left-hand side of a 'for...in' statement must be of type 'string' or 'any'."), + The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access: diag(2406, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access_2406", "The left-hand side of a 'for...in' statement must be a variable or a property access."), + The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2407, ts.DiagnosticCategory.Error, "The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_2407", "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter."), + Setters_cannot_return_a_value: diag(2408, ts.DiagnosticCategory.Error, "Setters_cannot_return_a_value_2408", "Setters cannot return a value."), + Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: diag(2409, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", "Return type of constructor signature must be assignable to the instance type of the class."), + The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any: diag(2410, ts.DiagnosticCategory.Error, "The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any_2410", "The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'."), + Property_0_of_type_1_is_not_assignable_to_string_index_type_2: diag(2411, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_string_index_type_2_2411", "Property '{0}' of type '{1}' is not assignable to string index type '{2}'."), + Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2: diag(2412, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2_2412", "Property '{0}' of type '{1}' is not assignable to numeric index type '{2}'."), + Numeric_index_type_0_is_not_assignable_to_string_index_type_1: diag(2413, ts.DiagnosticCategory.Error, "Numeric_index_type_0_is_not_assignable_to_string_index_type_1_2413", "Numeric index type '{0}' is not assignable to string index type '{1}'."), + Class_name_cannot_be_0: diag(2414, ts.DiagnosticCategory.Error, "Class_name_cannot_be_0_2414", "Class name cannot be '{0}'."), + Class_0_incorrectly_extends_base_class_1: diag(2415, ts.DiagnosticCategory.Error, "Class_0_incorrectly_extends_base_class_1_2415", "Class '{0}' incorrectly extends base class '{1}'."), + Class_static_side_0_incorrectly_extends_base_class_static_side_1: diag(2417, ts.DiagnosticCategory.Error, "Class_static_side_0_incorrectly_extends_base_class_static_side_1_2417", "Class static side '{0}' incorrectly extends base class static side '{1}'."), + Class_0_incorrectly_implements_interface_1: diag(2420, ts.DiagnosticCategory.Error, "Class_0_incorrectly_implements_interface_1_2420", "Class '{0}' incorrectly implements interface '{1}'."), + A_class_may_only_implement_another_class_or_interface: diag(2422, ts.DiagnosticCategory.Error, "A_class_may_only_implement_another_class_or_interface_2422", "A class may only implement another class or interface."), + Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor: diag(2423, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_access_2423", "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member accessor."), + Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property: diag(2424, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_proper_2424", "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member property."), + Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2425, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_functi_2425", "Class '{0}' defines instance member property '{1}', but extended class '{2}' defines it as instance member function."), + Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2426, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_functi_2426", "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function."), + Interface_name_cannot_be_0: diag(2427, ts.DiagnosticCategory.Error, "Interface_name_cannot_be_0_2427", "Interface name cannot be '{0}'."), + All_declarations_of_0_must_have_identical_type_parameters: diag(2428, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_type_parameters_2428", "All declarations of '{0}' must have identical type parameters."), + Interface_0_incorrectly_extends_interface_1: diag(2430, ts.DiagnosticCategory.Error, "Interface_0_incorrectly_extends_interface_1_2430", "Interface '{0}' incorrectly extends interface '{1}'."), + Enum_name_cannot_be_0: diag(2431, ts.DiagnosticCategory.Error, "Enum_name_cannot_be_0_2431", "Enum name cannot be '{0}'."), + In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: diag(2432, ts.DiagnosticCategory.Error, "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432", "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element."), + A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: diag(2433, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", "A namespace declaration cannot be in a different file from a class or function with which it is merged."), + A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: diag(2434, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", "A namespace declaration cannot be located prior to a class or function with which it is merged."), + Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces: diag(2435, ts.DiagnosticCategory.Error, "Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces_2435", "Ambient modules cannot be nested in other modules or namespaces."), + Ambient_module_declaration_cannot_specify_relative_module_name: diag(2436, ts.DiagnosticCategory.Error, "Ambient_module_declaration_cannot_specify_relative_module_name_2436", "Ambient module declaration cannot specify relative module name."), + Module_0_is_hidden_by_a_local_declaration_with_the_same_name: diag(2437, ts.DiagnosticCategory.Error, "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", "Module '{0}' is hidden by a local declaration with the same name."), + Import_name_cannot_be_0: diag(2438, ts.DiagnosticCategory.Error, "Import_name_cannot_be_0_2438", "Import name cannot be '{0}'."), + Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name: diag(2439, ts.DiagnosticCategory.Error, "Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relati_2439", "Import or export declaration in an ambient module declaration cannot reference module through relative module name."), + Import_declaration_conflicts_with_local_declaration_of_0: diag(2440, ts.DiagnosticCategory.Error, "Import_declaration_conflicts_with_local_declaration_of_0_2440", "Import declaration conflicts with local declaration of '{0}'."), + Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module: diag(2441, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_2441", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module."), + Types_have_separate_declarations_of_a_private_property_0: diag(2442, ts.DiagnosticCategory.Error, "Types_have_separate_declarations_of_a_private_property_0_2442", "Types have separate declarations of a private property '{0}'."), + Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: diag(2443, ts.DiagnosticCategory.Error, "Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2_2443", "Property '{0}' is protected but type '{1}' is not a class derived from '{2}'."), + Property_0_is_protected_in_type_1_but_public_in_type_2: diag(2444, ts.DiagnosticCategory.Error, "Property_0_is_protected_in_type_1_but_public_in_type_2_2444", "Property '{0}' is protected in type '{1}' but public in type '{2}'."), + Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses: diag(2445, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses_2445", "Property '{0}' is protected and only accessible within class '{1}' and its subclasses."), + Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1: diag(2446, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1_2446", "Property '{0}' is protected and only accessible through an instance of class '{1}'."), + The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead: diag(2447, ts.DiagnosticCategory.Error, "The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead_2447", "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead."), + Block_scoped_variable_0_used_before_its_declaration: diag(2448, ts.DiagnosticCategory.Error, "Block_scoped_variable_0_used_before_its_declaration_2448", "Block-scoped variable '{0}' used before its declaration."), + Class_0_used_before_its_declaration: diag(2449, ts.DiagnosticCategory.Error, "Class_0_used_before_its_declaration_2449", "Class '{0}' used before its declaration."), + Enum_0_used_before_its_declaration: diag(2450, ts.DiagnosticCategory.Error, "Enum_0_used_before_its_declaration_2450", "Enum '{0}' used before its declaration."), + Cannot_redeclare_block_scoped_variable_0: diag(2451, ts.DiagnosticCategory.Error, "Cannot_redeclare_block_scoped_variable_0_2451", "Cannot redeclare block-scoped variable '{0}'."), + An_enum_member_cannot_have_a_numeric_name: diag(2452, ts.DiagnosticCategory.Error, "An_enum_member_cannot_have_a_numeric_name_2452", "An enum member cannot have a numeric name."), + The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly: diag(2453, ts.DiagnosticCategory.Error, "The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_typ_2453", "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly."), + Variable_0_is_used_before_being_assigned: diag(2454, ts.DiagnosticCategory.Error, "Variable_0_is_used_before_being_assigned_2454", "Variable '{0}' is used before being assigned."), + Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: diag(2455, ts.DiagnosticCategory.Error, "Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0_2455", "Type argument candidate '{1}' is not a valid type argument because it is not a supertype of candidate '{0}'."), + Type_alias_0_circularly_references_itself: diag(2456, ts.DiagnosticCategory.Error, "Type_alias_0_circularly_references_itself_2456", "Type alias '{0}' circularly references itself."), + Type_alias_name_cannot_be_0: diag(2457, ts.DiagnosticCategory.Error, "Type_alias_name_cannot_be_0_2457", "Type alias name cannot be '{0}'."), + An_AMD_module_cannot_have_multiple_name_assignments: diag(2458, ts.DiagnosticCategory.Error, "An_AMD_module_cannot_have_multiple_name_assignments_2458", "An AMD module cannot have multiple name assignments."), + Type_0_has_no_property_1_and_no_string_index_signature: diag(2459, ts.DiagnosticCategory.Error, "Type_0_has_no_property_1_and_no_string_index_signature_2459", "Type '{0}' has no property '{1}' and no string index signature."), + Type_0_has_no_property_1: diag(2460, ts.DiagnosticCategory.Error, "Type_0_has_no_property_1_2460", "Type '{0}' has no property '{1}'."), + Type_0_is_not_an_array_type: diag(2461, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_2461", "Type '{0}' is not an array type."), + A_rest_element_must_be_last_in_a_destructuring_pattern: diag(2462, ts.DiagnosticCategory.Error, "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", "A rest element must be last in a destructuring pattern."), + A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature: diag(2463, ts.DiagnosticCategory.Error, "A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature_2463", "A binding pattern parameter cannot be optional in an implementation signature."), + A_computed_property_name_must_be_of_type_string_number_symbol_or_any: diag(2464, ts.DiagnosticCategory.Error, "A_computed_property_name_must_be_of_type_string_number_symbol_or_any_2464", "A computed property name must be of type 'string', 'number', 'symbol', or 'any'."), + this_cannot_be_referenced_in_a_computed_property_name: diag(2465, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_computed_property_name_2465", "'this' cannot be referenced in a computed property name."), + super_cannot_be_referenced_in_a_computed_property_name: diag(2466, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_a_computed_property_name_2466", "'super' cannot be referenced in a computed property name."), + A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type: diag(2467, ts.DiagnosticCategory.Error, "A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type_2467", "A computed property name cannot reference a type parameter from its containing type."), + Cannot_find_global_value_0: diag(2468, ts.DiagnosticCategory.Error, "Cannot_find_global_value_0_2468", "Cannot find global value '{0}'."), + The_0_operator_cannot_be_applied_to_type_symbol: diag(2469, ts.DiagnosticCategory.Error, "The_0_operator_cannot_be_applied_to_type_symbol_2469", "The '{0}' operator cannot be applied to type 'symbol'."), + Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object: diag(2470, ts.DiagnosticCategory.Error, "Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object_2470", "'Symbol' reference does not refer to the global Symbol constructor object."), + A_computed_property_name_of_the_form_0_must_be_of_type_symbol: diag(2471, ts.DiagnosticCategory.Error, "A_computed_property_name_of_the_form_0_must_be_of_type_symbol_2471", "A computed property name of the form '{0}' must be of type 'symbol'."), + Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher: diag(2472, ts.DiagnosticCategory.Error, "Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher_2472", "Spread operator in 'new' expressions is only available when targeting ECMAScript 5 and higher."), + Enum_declarations_must_all_be_const_or_non_const: diag(2473, ts.DiagnosticCategory.Error, "Enum_declarations_must_all_be_const_or_non_const_2473", "Enum declarations must all be const or non-const."), + In_const_enum_declarations_member_initializer_must_be_constant_expression: diag(2474, ts.DiagnosticCategory.Error, "In_const_enum_declarations_member_initializer_must_be_constant_expression_2474", "In 'const' enum declarations member initializer must be constant expression."), + const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment: diag(2475, ts.DiagnosticCategory.Error, "const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_im_2475", "'const' enums can only be used in property or index access expressions or the right hand side of an import declaration or export assignment."), + A_const_enum_member_can_only_be_accessed_using_a_string_literal: diag(2476, ts.DiagnosticCategory.Error, "A_const_enum_member_can_only_be_accessed_using_a_string_literal_2476", "A const enum member can only be accessed using a string literal."), + const_enum_member_initializer_was_evaluated_to_a_non_finite_value: diag(2477, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_a_non_finite_value_2477", "'const' enum member initializer was evaluated to a non-finite value."), + const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN: diag(2478, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN_2478", "'const' enum member initializer was evaluated to disallowed value 'NaN'."), + Property_0_does_not_exist_on_const_enum_1: diag(2479, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_const_enum_1_2479", "Property '{0}' does not exist on 'const' enum '{1}'."), + let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations: diag(2480, ts.DiagnosticCategory.Error, "let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations_2480", "'let' is not allowed to be used as a name in 'let' or 'const' declarations."), + Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1: diag(2481, ts.DiagnosticCategory.Error, "Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1_2481", "Cannot initialize outer scoped variable '{0}' in the same scope as block scoped declaration '{1}'."), + The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation: diag(2483, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation_2483", "The left-hand side of a 'for...of' statement cannot use a type annotation."), + Export_declaration_conflicts_with_exported_declaration_of_0: diag(2484, ts.DiagnosticCategory.Error, "Export_declaration_conflicts_with_exported_declaration_of_0_2484", "Export declaration conflicts with exported declaration of '{0}'."), + The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access: diag(2487, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access_2487", "The left-hand side of a 'for...of' statement must be a variable or a property access."), + Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2488, ts.DiagnosticCategory.Error, "Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488", "Type must have a '[Symbol.iterator]()' method that returns an iterator."), + An_iterator_must_have_a_next_method: diag(2489, ts.DiagnosticCategory.Error, "An_iterator_must_have_a_next_method_2489", "An iterator must have a 'next()' method."), + The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property: diag(2490, ts.DiagnosticCategory.Error, "The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property_2490", "The type returned by the 'next()' method of an iterator must have a 'value' property."), + The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern: diag(2491, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern_2491", "The left-hand side of a 'for...in' statement cannot be a destructuring pattern."), + Cannot_redeclare_identifier_0_in_catch_clause: diag(2492, ts.DiagnosticCategory.Error, "Cannot_redeclare_identifier_0_in_catch_clause_2492", "Cannot redeclare identifier '{0}' in catch clause."), + Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2: diag(2493, ts.DiagnosticCategory.Error, "Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2_2493", "Tuple type '{0}' with length '{1}' cannot be assigned to tuple with length '{2}'."), + Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher: diag(2494, ts.DiagnosticCategory.Error, "Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher_2494", "Using a string in a 'for...of' statement is only supported in ECMAScript 5 and higher."), + Type_0_is_not_an_array_type_or_a_string_type: diag(2495, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_2495", "Type '{0}' is not an array type or a string type."), + The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression: diag(2496, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_stand_2496", "The 'arguments' object cannot be referenced in an arrow function in ES3 and ES5. Consider using a standard function expression."), + Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct: diag(2497, ts.DiagnosticCategory.Error, "Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct_2497", "Module '{0}' resolves to a non-module entity and cannot be imported using this construct."), + Module_0_uses_export_and_cannot_be_used_with_export_Asterisk: diag(2498, ts.DiagnosticCategory.Error, "Module_0_uses_export_and_cannot_be_used_with_export_Asterisk_2498", "Module '{0}' uses 'export =' and cannot be used with 'export *'."), + An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2499, ts.DiagnosticCategory.Error, "An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments_2499", "An interface can only extend an identifier/qualified-name with optional type arguments."), + A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2500, ts.DiagnosticCategory.Error, "A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments_2500", "A class can only implement an identifier/qualified-name with optional type arguments."), + A_rest_element_cannot_contain_a_binding_pattern: diag(2501, ts.DiagnosticCategory.Error, "A_rest_element_cannot_contain_a_binding_pattern_2501", "A rest element cannot contain a binding pattern."), + _0_is_referenced_directly_or_indirectly_in_its_own_type_annotation: diag(2502, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation_2502", "'{0}' is referenced directly or indirectly in its own type annotation."), + Cannot_find_namespace_0: diag(2503, ts.DiagnosticCategory.Error, "Cannot_find_namespace_0_2503", "Cannot find namespace '{0}'."), + Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator: diag(2504, ts.DiagnosticCategory.Error, "Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504", "Type must have a '[Symbol.asyncIterator]()' method that returns an async iterator."), + A_generator_cannot_have_a_void_type_annotation: diag(2505, ts.DiagnosticCategory.Error, "A_generator_cannot_have_a_void_type_annotation_2505", "A generator cannot have a 'void' type annotation."), + _0_is_referenced_directly_or_indirectly_in_its_own_base_expression: diag(2506, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_base_expression_2506", "'{0}' is referenced directly or indirectly in its own base expression."), + Type_0_is_not_a_constructor_function_type: diag(2507, ts.DiagnosticCategory.Error, "Type_0_is_not_a_constructor_function_type_2507", "Type '{0}' is not a constructor function type."), + No_base_constructor_has_the_specified_number_of_type_arguments: diag(2508, ts.DiagnosticCategory.Error, "No_base_constructor_has_the_specified_number_of_type_arguments_2508", "No base constructor has the specified number of type arguments."), + Base_constructor_return_type_0_is_not_a_class_or_interface_type: diag(2509, ts.DiagnosticCategory.Error, "Base_constructor_return_type_0_is_not_a_class_or_interface_type_2509", "Base constructor return type '{0}' is not a class or interface type."), + Base_constructors_must_all_have_the_same_return_type: diag(2510, ts.DiagnosticCategory.Error, "Base_constructors_must_all_have_the_same_return_type_2510", "Base constructors must all have the same return type."), + Cannot_create_an_instance_of_the_abstract_class_0: diag(2511, ts.DiagnosticCategory.Error, "Cannot_create_an_instance_of_the_abstract_class_0_2511", "Cannot create an instance of the abstract class '{0}'."), + Overload_signatures_must_all_be_abstract_or_non_abstract: diag(2512, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_abstract_or_non_abstract_2512", "Overload signatures must all be abstract or non-abstract."), + Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression: diag(2513, ts.DiagnosticCategory.Error, "Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression_2513", "Abstract method '{0}' in class '{1}' cannot be accessed via super expression."), + Classes_containing_abstract_methods_must_be_marked_abstract: diag(2514, ts.DiagnosticCategory.Error, "Classes_containing_abstract_methods_must_be_marked_abstract_2514", "Classes containing abstract methods must be marked abstract."), + Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2: diag(2515, ts.DiagnosticCategory.Error, "Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2_2515", "Non-abstract class '{0}' does not implement inherited abstract member '{1}' from class '{2}'."), + All_declarations_of_an_abstract_method_must_be_consecutive: diag(2516, ts.DiagnosticCategory.Error, "All_declarations_of_an_abstract_method_must_be_consecutive_2516", "All declarations of an abstract method must be consecutive."), + Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type: diag(2517, ts.DiagnosticCategory.Error, "Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type_2517", "Cannot assign an abstract constructor type to a non-abstract constructor type."), + A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard: diag(2518, ts.DiagnosticCategory.Error, "A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard_2518", "A 'this'-based type guard is not compatible with a parameter-based type guard."), + An_async_iterator_must_have_a_next_method: diag(2519, ts.DiagnosticCategory.Error, "An_async_iterator_must_have_a_next_method_2519", "An async iterator must have a 'next()' method."), + Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions: diag(2520, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions_2520", "Duplicate identifier '{0}'. Compiler uses declaration '{1}' to support async functions."), + Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions: diag(2521, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions_2521", "Expression resolves to variable declaration '{0}' that compiler uses to support async functions."), + The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method: diag(2522, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_usi_2522", "The 'arguments' object cannot be referenced in an async function or method in ES3 and ES5. Consider using a standard function or method."), + yield_expressions_cannot_be_used_in_a_parameter_initializer: diag(2523, ts.DiagnosticCategory.Error, "yield_expressions_cannot_be_used_in_a_parameter_initializer_2523", "'yield' expressions cannot be used in a parameter initializer."), + await_expressions_cannot_be_used_in_a_parameter_initializer: diag(2524, ts.DiagnosticCategory.Error, "await_expressions_cannot_be_used_in_a_parameter_initializer_2524", "'await' expressions cannot be used in a parameter initializer."), + Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value: diag(2525, ts.DiagnosticCategory.Error, "Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value_2525", "Initializer provides no value for this binding element and the binding element has no default value."), + A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface: diag(2526, ts.DiagnosticCategory.Error, "A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface_2526", "A 'this' type is available only in a non-static member of a class or interface."), + The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary: diag(2527, ts.DiagnosticCategory.Error, "The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary_2527", "The inferred type of '{0}' references an inaccessible 'this' type. A type annotation is necessary."), + A_module_cannot_have_multiple_default_exports: diag(2528, ts.DiagnosticCategory.Error, "A_module_cannot_have_multiple_default_exports_2528", "A module cannot have multiple default exports."), + Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions: diag(2529, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_func_2529", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module containing async functions."), + Property_0_is_incompatible_with_index_signature: diag(2530, ts.DiagnosticCategory.Error, "Property_0_is_incompatible_with_index_signature_2530", "Property '{0}' is incompatible with index signature."), + Object_is_possibly_null: diag(2531, ts.DiagnosticCategory.Error, "Object_is_possibly_null_2531", "Object is possibly 'null'."), + Object_is_possibly_undefined: diag(2532, ts.DiagnosticCategory.Error, "Object_is_possibly_undefined_2532", "Object is possibly 'undefined'."), + Object_is_possibly_null_or_undefined: diag(2533, ts.DiagnosticCategory.Error, "Object_is_possibly_null_or_undefined_2533", "Object is possibly 'null' or 'undefined'."), + A_function_returning_never_cannot_have_a_reachable_end_point: diag(2534, ts.DiagnosticCategory.Error, "A_function_returning_never_cannot_have_a_reachable_end_point_2534", "A function returning 'never' cannot have a reachable end point."), + Enum_type_0_has_members_with_initializers_that_are_not_literals: diag(2535, ts.DiagnosticCategory.Error, "Enum_type_0_has_members_with_initializers_that_are_not_literals_2535", "Enum type '{0}' has members with initializers that are not literals."), + Type_0_cannot_be_used_to_index_type_1: diag(2536, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_to_index_type_1_2536", "Type '{0}' cannot be used to index type '{1}'."), + Type_0_has_no_matching_index_signature_for_type_1: diag(2537, ts.DiagnosticCategory.Error, "Type_0_has_no_matching_index_signature_for_type_1_2537", "Type '{0}' has no matching index signature for type '{1}'."), + Type_0_cannot_be_used_as_an_index_type: diag(2538, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_as_an_index_type_2538", "Type '{0}' cannot be used as an index type."), + Cannot_assign_to_0_because_it_is_not_a_variable: diag(2539, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_not_a_variable_2539", "Cannot assign to '{0}' because it is not a variable."), + Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property: diag(2540, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property_2540", "Cannot assign to '{0}' because it is a constant or a read-only property."), + The_target_of_an_assignment_must_be_a_variable_or_a_property_access: diag(2541, ts.DiagnosticCategory.Error, "The_target_of_an_assignment_must_be_a_variable_or_a_property_access_2541", "The target of an assignment must be a variable or a property access."), + Index_signature_in_type_0_only_permits_reading: diag(2542, ts.DiagnosticCategory.Error, "Index_signature_in_type_0_only_permits_reading_2542", "Index signature in type '{0}' only permits reading."), + Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference: diag(2543, ts.DiagnosticCategory.Error, "Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_me_2543", "Duplicate identifier '_newTarget'. Compiler uses variable declaration '_newTarget' to capture 'new.target' meta-property reference."), + Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference: diag(2544, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta__2544", "Expression resolves to variable declaration '_newTarget' that compiler uses to capture 'new.target' meta-property reference."), + A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any: diag(2545, ts.DiagnosticCategory.Error, "A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any_2545", "A mixin class must have a constructor with a single rest parameter of type 'any[]'."), + Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1: diag(2546, ts.DiagnosticCategory.Error, "Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1_2546", "Property '{0}' has conflicting declarations and is inaccessible in type '{1}'."), + The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property: diag(2547, ts.DiagnosticCategory.Error, "The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value__2547", "The type returned by the 'next()' method of an async iterator must be a promise for a type with a 'value' property."), + Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2548, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator_2548", "Type '{0}' is not an array type or does not have a '[Symbol.iterator]()' method that returns an iterator."), + Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2549, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns__2549", "Type '{0}' is not an array type or a string type or does not have a '[Symbol.iterator]()' method that returns an iterator."), + Generic_type_instantiation_is_excessively_deep_and_possibly_infinite: diag(2550, ts.DiagnosticCategory.Error, "Generic_type_instantiation_is_excessively_deep_and_possibly_infinite_2550", "Generic type instantiation is excessively deep and possibly infinite."), + Property_0_does_not_exist_on_type_1_Did_you_mean_2: diag(2551, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551", "Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?"), + Cannot_find_name_0_Did_you_mean_1: diag(2552, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_1_2552", "Cannot find name '{0}'. Did you mean '{1}'?"), + Computed_values_are_not_permitted_in_an_enum_with_string_valued_members: diag(2553, ts.DiagnosticCategory.Error, "Computed_values_are_not_permitted_in_an_enum_with_string_valued_members_2553", "Computed values are not permitted in an enum with string valued members."), + Expected_0_arguments_but_got_1: diag(2554, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_1_2554", "Expected {0} arguments, but got {1}."), + Expected_at_least_0_arguments_but_got_1: diag(2555, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_1_2555", "Expected at least {0} arguments, but got {1}."), + Expected_0_arguments_but_got_a_minimum_of_1: diag(2556, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_a_minimum_of_1_2556", "Expected {0} arguments, but got a minimum of {1}."), + Expected_at_least_0_arguments_but_got_a_minimum_of_1: diag(2557, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_a_minimum_of_1_2557", "Expected at least {0} arguments, but got a minimum of {1}."), + Expected_0_type_arguments_but_got_1: diag(2558, ts.DiagnosticCategory.Error, "Expected_0_type_arguments_but_got_1_2558", "Expected {0} type arguments, but got {1}."), + Type_0_has_no_properties_in_common_with_type_1: diag(2559, ts.DiagnosticCategory.Error, "Type_0_has_no_properties_in_common_with_type_1_2559", "Type '{0}' has no properties in common with type '{1}'."), + Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it: diag(2560, ts.DiagnosticCategory.Error, "Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it_2560", "Value of type '{0}' has no properties in common with type '{1}'. Did you mean to call it?"), + Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2: diag(2561, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_writ_2561", "Object literal may only specify known properties, but '{0}' does not exist in type '{1}'. Did you mean to write '{2}'?"), + Base_class_expressions_cannot_reference_class_type_parameters: diag(2562, ts.DiagnosticCategory.Error, "Base_class_expressions_cannot_reference_class_type_parameters_2562", "Base class expressions cannot reference class type parameters."), + The_containing_function_or_module_body_is_too_large_for_control_flow_analysis: diag(2563, ts.DiagnosticCategory.Error, "The_containing_function_or_module_body_is_too_large_for_control_flow_analysis_2563", "The containing function or module body is too large for control flow analysis."), + JSX_element_attributes_type_0_may_not_be_a_union_type: diag(2600, ts.DiagnosticCategory.Error, "JSX_element_attributes_type_0_may_not_be_a_union_type_2600", "JSX element attributes type '{0}' may not be a union type."), + The_return_type_of_a_JSX_element_constructor_must_return_an_object_type: diag(2601, ts.DiagnosticCategory.Error, "The_return_type_of_a_JSX_element_constructor_must_return_an_object_type_2601", "The return type of a JSX element constructor must return an object type."), + JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist: diag(2602, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist_2602", "JSX element implicitly has type 'any' because the global type 'JSX.Element' does not exist."), + Property_0_in_type_1_is_not_assignable_to_type_2: diag(2603, ts.DiagnosticCategory.Error, "Property_0_in_type_1_is_not_assignable_to_type_2_2603", "Property '{0}' in type '{1}' is not assignable to type '{2}'."), + JSX_element_type_0_does_not_have_any_construct_or_call_signatures: diag(2604, ts.DiagnosticCategory.Error, "JSX_element_type_0_does_not_have_any_construct_or_call_signatures_2604", "JSX element type '{0}' does not have any construct or call signatures."), + JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements: diag(2605, ts.DiagnosticCategory.Error, "JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements_2605", "JSX element type '{0}' is not a constructor function for JSX elements."), + Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property: diag(2606, ts.DiagnosticCategory.Error, "Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property_2606", "Property '{0}' of JSX spread attribute is not assignable to target property."), + JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: diag(2607, ts.DiagnosticCategory.Error, "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", "JSX element class does not support attributes because it does not have a '{0}' property."), + The_global_type_JSX_0_may_not_have_more_than_one_property: diag(2608, ts.DiagnosticCategory.Error, "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", "The global type 'JSX.{0}' may not have more than one property."), + JSX_spread_child_must_be_an_array_type: diag(2609, ts.DiagnosticCategory.Error, "JSX_spread_child_must_be_an_array_type_2609", "JSX spread child must be an array type."), + Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity: diag(2649, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity_2649", "Cannot augment module '{0}' with value exports because it resolves to a non-module entity."), + A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums: diag(2651, ts.DiagnosticCategory.Error, "A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_memb_2651", "A member initializer in a enum declaration cannot reference members declared after it, including members defined in other enums."), + Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead: diag(2652, ts.DiagnosticCategory.Error, "Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_d_2652", "Merged declaration '{0}' cannot include a default export declaration. Consider adding a separate 'export default {0}' declaration instead."), + Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1: diag(2653, ts.DiagnosticCategory.Error, "Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1_2653", "Non-abstract class expression does not implement inherited abstract member '{0}' from class '{1}'."), + Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_package_author_to_update_the_package_definition: diag(2654, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_pack_2654", "Exported external package typings file cannot contain tripleslash references. Please contact the package author to update the package definition."), + Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_the_package_definition: diag(2656, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_2656", "Exported external package typings file '{0}' is not a module. Please contact the package author to update the package definition."), + JSX_expressions_must_have_one_parent_element: diag(2657, ts.DiagnosticCategory.Error, "JSX_expressions_must_have_one_parent_element_2657", "JSX expressions must have one parent element."), + Type_0_provides_no_match_for_the_signature_1: diag(2658, ts.DiagnosticCategory.Error, "Type_0_provides_no_match_for_the_signature_1_2658", "Type '{0}' provides no match for the signature '{1}'."), + super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher: diag(2659, ts.DiagnosticCategory.Error, "super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_highe_2659", "'super' is only allowed in members of object literal expressions when option 'target' is 'ES2015' or higher."), + super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions: diag(2660, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions_2660", "'super' can only be referenced in members of derived classes or object literal expressions."), + Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module: diag(2661, ts.DiagnosticCategory.Error, "Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module_2661", "Cannot export '{0}'. Only local declarations can be exported from a module."), + Cannot_find_name_0_Did_you_mean_the_static_member_1_0: diag(2662, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_static_member_1_0_2662", "Cannot find name '{0}'. Did you mean the static member '{1}.{0}'?"), + Cannot_find_name_0_Did_you_mean_the_instance_member_this_0: diag(2663, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_instance_member_this_0_2663", "Cannot find name '{0}'. Did you mean the instance member 'this.{0}'?"), + Invalid_module_name_in_augmentation_module_0_cannot_be_found: diag(2664, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_module_0_cannot_be_found_2664", "Invalid module name in augmentation, module '{0}' cannot be found."), + Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented: diag(2665, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augm_2665", "Invalid module name in augmentation. Module '{0}' resolves to an untyped module at '{1}', which cannot be augmented."), + Exports_and_export_assignments_are_not_permitted_in_module_augmentations: diag(2666, ts.DiagnosticCategory.Error, "Exports_and_export_assignments_are_not_permitted_in_module_augmentations_2666", "Exports and export assignments are not permitted in module augmentations."), + Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module: diag(2667, ts.DiagnosticCategory.Error, "Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_mod_2667", "Imports are not permitted in module augmentations. Consider moving them to the enclosing external module."), + export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible: diag(2668, ts.DiagnosticCategory.Error, "export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always__2668", "'export' modifier cannot be applied to ambient modules and module augmentations since they are always visible."), + Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations: diag(2669, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_2669", "Augmentations for the global scope can only be directly nested in external modules or ambient module declarations."), + Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context: diag(2670, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambien_2670", "Augmentations for the global scope should have 'declare' modifier unless they appear in already ambient context."), + Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity: diag(2671, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity_2671", "Cannot augment module '{0}' because it resolves to a non-module entity."), + Cannot_assign_a_0_constructor_type_to_a_1_constructor_type: diag(2672, ts.DiagnosticCategory.Error, "Cannot_assign_a_0_constructor_type_to_a_1_constructor_type_2672", "Cannot assign a '{0}' constructor type to a '{1}' constructor type."), + Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration: diag(2673, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration_2673", "Constructor of class '{0}' is private and only accessible within the class declaration."), + Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration: diag(2674, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration_2674", "Constructor of class '{0}' is protected and only accessible within the class declaration."), + Cannot_extend_a_class_0_Class_constructor_is_marked_as_private: diag(2675, ts.DiagnosticCategory.Error, "Cannot_extend_a_class_0_Class_constructor_is_marked_as_private_2675", "Cannot extend a class '{0}'. Class constructor is marked as private."), + Accessors_must_both_be_abstract_or_non_abstract: diag(2676, ts.DiagnosticCategory.Error, "Accessors_must_both_be_abstract_or_non_abstract_2676", "Accessors must both be abstract or non-abstract."), + A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type: diag(2677, ts.DiagnosticCategory.Error, "A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type_2677", "A type predicate's type must be assignable to its parameter's type."), + Type_0_is_not_comparable_to_type_1: diag(2678, ts.DiagnosticCategory.Error, "Type_0_is_not_comparable_to_type_1_2678", "Type '{0}' is not comparable to type '{1}'."), + A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void: diag(2679, ts.DiagnosticCategory.Error, "A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void_2679", "A function that is called with the 'new' keyword cannot have a 'this' type that is 'void'."), + A_0_parameter_must_be_the_first_parameter: diag(2680, ts.DiagnosticCategory.Error, "A_0_parameter_must_be_the_first_parameter_2680", "A '{0}' parameter must be the first parameter."), + A_constructor_cannot_have_a_this_parameter: diag(2681, ts.DiagnosticCategory.Error, "A_constructor_cannot_have_a_this_parameter_2681", "A constructor cannot have a 'this' parameter."), + get_and_set_accessor_must_have_the_same_this_type: diag(2682, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_this_type_2682", "'get' and 'set' accessor must have the same 'this' type."), + this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation: diag(2683, ts.DiagnosticCategory.Error, "this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_2683", "'this' implicitly has type 'any' because it does not have a type annotation."), + The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1: diag(2684, ts.DiagnosticCategory.Error, "The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1_2684", "The 'this' context of type '{0}' is not assignable to method's 'this' of type '{1}'."), + The_this_types_of_each_signature_are_incompatible: diag(2685, ts.DiagnosticCategory.Error, "The_this_types_of_each_signature_are_incompatible_2685", "The 'this' types of each signature are incompatible."), + _0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead: diag(2686, ts.DiagnosticCategory.Error, "_0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead_2686", "'{0}' refers to a UMD global, but the current file is a module. Consider adding an import instead."), + All_declarations_of_0_must_have_identical_modifiers: diag(2687, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_modifiers_2687", "All declarations of '{0}' must have identical modifiers."), + Cannot_find_type_definition_file_for_0: diag(2688, ts.DiagnosticCategory.Error, "Cannot_find_type_definition_file_for_0_2688", "Cannot find type definition file for '{0}'."), + Cannot_extend_an_interface_0_Did_you_mean_implements: diag(2689, ts.DiagnosticCategory.Error, "Cannot_extend_an_interface_0_Did_you_mean_implements_2689", "Cannot extend an interface '{0}'. Did you mean 'implements'?"), + An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead: diag(2691, ts.DiagnosticCategory.Error, "An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead_2691", "An import path cannot end with a '{0}' extension. Consider importing '{1}' instead."), + _0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible: diag(2692, ts.DiagnosticCategory.Error, "_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible_2692", "'{0}' is a primitive, but '{1}' is a wrapper object. Prefer using '{0}' when possible."), + _0_only_refers_to_a_type_but_is_being_used_as_a_value_here: diag(2693, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_2693", "'{0}' only refers to a type, but is being used as a value here."), + Namespace_0_has_no_exported_member_1: diag(2694, ts.DiagnosticCategory.Error, "Namespace_0_has_no_exported_member_1_2694", "Namespace '{0}' has no exported member '{1}'."), + Left_side_of_comma_operator_is_unused_and_has_no_side_effects: diag(2695, ts.DiagnosticCategory.Error, "Left_side_of_comma_operator_is_unused_and_has_no_side_effects_2695", "Left side of comma operator is unused and has no side effects."), + The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead: diag(2696, ts.DiagnosticCategory.Error, "The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead_2696", "The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?"), + An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2697, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_in_2697", "An async function or method must return a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."), + Spread_types_may_only_be_created_from_object_types: diag(2698, ts.DiagnosticCategory.Error, "Spread_types_may_only_be_created_from_object_types_2698", "Spread types may only be created from object types."), + Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1: diag(2699, ts.DiagnosticCategory.Error, "Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1_2699", "Static property '{0}' conflicts with built-in property 'Function.{0}' of constructor function '{1}'."), + Rest_types_may_only_be_created_from_object_types: diag(2700, ts.DiagnosticCategory.Error, "Rest_types_may_only_be_created_from_object_types_2700", "Rest types may only be created from object types."), + The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access: diag(2701, ts.DiagnosticCategory.Error, "The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access_2701", "The target of an object rest assignment must be a variable or a property access."), + _0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here: diag(2702, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here_2702", "'{0}' only refers to a type, but is being used as a namespace here."), + The_operand_of_a_delete_operator_must_be_a_property_reference: diag(2703, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_must_be_a_property_reference_2703", "The operand of a delete operator must be a property reference."), + The_operand_of_a_delete_operator_cannot_be_a_read_only_property: diag(2704, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_cannot_be_a_read_only_property_2704", "The operand of a delete operator cannot be a read-only property."), + An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2705, ts.DiagnosticCategory.Error, "An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_de_2705", "An async function or method in ES5/ES3 requires the 'Promise' constructor. Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."), + Required_type_parameters_may_not_follow_optional_type_parameters: diag(2706, ts.DiagnosticCategory.Error, "Required_type_parameters_may_not_follow_optional_type_parameters_2706", "Required type parameters may not follow optional type parameters."), + Generic_type_0_requires_between_1_and_2_type_arguments: diag(2707, ts.DiagnosticCategory.Error, "Generic_type_0_requires_between_1_and_2_type_arguments_2707", "Generic type '{0}' requires between {1} and {2} type arguments."), + Cannot_use_namespace_0_as_a_value: diag(2708, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_value_2708", "Cannot use namespace '{0}' as a value."), + Cannot_use_namespace_0_as_a_type: diag(2709, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_type_2709", "Cannot use namespace '{0}' as a type."), + _0_are_specified_twice_The_attribute_named_0_will_be_overwritten: diag(2710, ts.DiagnosticCategory.Error, "_0_are_specified_twice_The_attribute_named_0_will_be_overwritten_2710", "'{0}' are specified twice. The attribute named '{0}' will be overwritten."), + A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2711, ts.DiagnosticCategory.Error, "A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES20_2711", "A dynamic import call returns a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."), + A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2712, ts.DiagnosticCategory.Error, "A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declarat_2712", "A dynamic import call in ES5/ES3 requires the 'Promise' constructor. Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."), + Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1: diag(2713, ts.DiagnosticCategory.Error, "Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_p_2713", "Cannot access '{0}.{1}' because '{0}' is a type, but not a namespace. Did you mean to retrieve the type of the property '{1}' in '{0}' with '{0}[\"{1}\"]'?"), + The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context: diag(2714, ts.DiagnosticCategory.Error, "The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context_2714", "The expression of an export assignment must be an identifier or qualified name in an ambient context."), + Type_parameter_0_has_a_circular_default: diag(2716, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_default_2716", "Type parameter '{0}' has a circular default."), + Import_declaration_0_is_using_private_name_1: diag(4000, ts.DiagnosticCategory.Error, "Import_declaration_0_is_using_private_name_1_4000", "Import declaration '{0}' is using private name '{1}'."), + Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: diag(4002, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_class_has_or_is_using_private_name_1_4002", "Type parameter '{0}' of exported class has or is using private name '{1}'."), + Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1: diag(4004, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1_4004", "Type parameter '{0}' of exported interface has or is using private name '{1}'."), + Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4006, ts.DiagnosticCategory.Error, "Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4006", "Type parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."), + Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4008, ts.DiagnosticCategory.Error, "Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4008", "Type parameter '{0}' of call signature from exported interface has or is using private name '{1}'."), + Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4010, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4010", "Type parameter '{0}' of public static method from exported class has or is using private name '{1}'."), + Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4012, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4012", "Type parameter '{0}' of public method from exported class has or is using private name '{1}'."), + Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4014, ts.DiagnosticCategory.Error, "Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4014", "Type parameter '{0}' of method from exported interface has or is using private name '{1}'."), + Type_parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4016, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_function_has_or_is_using_private_name_1_4016", "Type parameter '{0}' of exported function has or is using private name '{1}'."), + Implements_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4019, ts.DiagnosticCategory.Error, "Implements_clause_of_exported_class_0_has_or_is_using_private_name_1_4019", "Implements clause of exported class '{0}' has or is using private name '{1}'."), + extends_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4020, ts.DiagnosticCategory.Error, "extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", "'extends' clause of exported class '{0}' has or is using private name '{1}'."), + extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: diag(4022, ts.DiagnosticCategory.Error, "extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", "'extends' clause of exported interface '{0}' has or is using private name '{1}'."), + Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4023, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4023", "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named."), + Exported_variable_0_has_or_is_using_name_1_from_private_module_2: diag(4024, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_private_module_2_4024", "Exported variable '{0}' has or is using name '{1}' from private module '{2}'."), + Exported_variable_0_has_or_is_using_private_name_1: diag(4025, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_private_name_1_4025", "Exported variable '{0}' has or is using private name '{1}'."), + Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4026, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot__4026", "Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."), + Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4027, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4027", "Public static property '{0}' of exported class has or is using name '{1}' from private module '{2}'."), + Public_static_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4028, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_private_name_1_4028", "Public static property '{0}' of exported class has or is using private name '{1}'."), + Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4029, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_name_4029", "Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."), + Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4030, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4030", "Public property '{0}' of exported class has or is using name '{1}' from private module '{2}'."), + Public_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4031, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_private_name_1_4031", "Public property '{0}' of exported class has or is using private name '{1}'."), + Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4032, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4032", "Property '{0}' of exported interface has or is using name '{1}' from private module '{2}'."), + Property_0_of_exported_interface_has_or_is_using_private_name_1: diag(4033, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_private_name_1_4033", "Property '{0}' of exported interface has or is using private name '{1}'."), + Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4034, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_4034", "Parameter '{0}' of public static property setter from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1: diag(4035, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1_4035", "Parameter '{0}' of public static property setter from exported class has or is using private name '{1}'."), + Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4036, ts.DiagnosticCategory.Error, "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_4036", "Parameter '{0}' of public property setter from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1: diag(4037, ts.DiagnosticCategory.Error, "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1_4037", "Parameter '{0}' of public property setter from exported class has or is using private name '{1}'."), + Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4038, ts.DiagnosticCategory.Error, "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_externa_4038", "Return type of public static property getter from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4039, ts.DiagnosticCategory.Error, "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_4039", "Return type of public static property getter from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0: diag(4040, ts.DiagnosticCategory.Error, "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0_4040", "Return type of public static property getter from exported class has or is using private name '{0}'."), + Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4041, ts.DiagnosticCategory.Error, "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_modul_4041", "Return type of public property getter from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4042, ts.DiagnosticCategory.Error, "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_4042", "Return type of public property getter from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0: diag(4043, ts.DiagnosticCategory.Error, "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0_4043", "Return type of public property getter from exported class has or is using private name '{0}'."), + Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4044, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_mod_4044", "Return type of constructor signature from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4045, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0_4045", "Return type of constructor signature from exported interface has or is using private name '{0}'."), + Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4046, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4046", "Return type of call signature from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4047, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0_4047", "Return type of call signature from exported interface has or is using private name '{0}'."), + Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4048, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4048", "Return type of index signature from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4049, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0_4049", "Return type of index signature from exported interface has or is using private name '{0}'."), + Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4050, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module__4050", "Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4051, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4051", "Return type of public static method from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0: diag(4052, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0_4052", "Return type of public static method from exported class has or is using private name '{0}'."), + Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4053, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_c_4053", "Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4054, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4054", "Return type of public method from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0: diag(4055, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0_4055", "Return type of public method from exported class has or is using private name '{0}'."), + Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4056, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4056", "Return type of method from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0: diag(4057, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0_4057", "Return type of method from exported interface has or is using private name '{0}'."), + Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4058, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named_4058", "Return type of exported function has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1: diag(4059, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1_4059", "Return type of exported function has or is using name '{0}' from private module '{1}'."), + Return_type_of_exported_function_has_or_is_using_private_name_0: diag(4060, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_private_name_0_4060", "Return type of exported function has or is using private name '{0}'."), + Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4061, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_can_4061", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4062, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2_4062", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1: diag(4063, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1_4063", "Parameter '{0}' of constructor from exported class has or is using private name '{1}'."), + Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4064, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_mod_4064", "Parameter '{0}' of constructor signature from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4065, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4065", "Parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."), + Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4066, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4066", "Parameter '{0}' of call signature from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4067, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4067", "Parameter '{0}' of call signature from exported interface has or is using private name '{1}'."), + Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4068, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module__4068", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4069, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4069", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4070, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4070", "Parameter '{0}' of public static method from exported class has or is using private name '{1}'."), + Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4071, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_c_4071", "Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4072, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4072", "Parameter '{0}' of public method from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4073, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4073", "Parameter '{0}' of public method from exported class has or is using private name '{1}'."), + Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4074, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4074", "Parameter '{0}' of method from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4075, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4075", "Parameter '{0}' of method from exported interface has or is using private name '{1}'."), + Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4076, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4076", "Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2: diag(4077, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2_4077", "Parameter '{0}' of exported function has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4078, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_private_name_1_4078", "Parameter '{0}' of exported function has or is using private name '{1}'."), + Exported_type_alias_0_has_or_is_using_private_name_1: diag(4081, ts.DiagnosticCategory.Error, "Exported_type_alias_0_has_or_is_using_private_name_1_4081", "Exported type alias '{0}' has or is using private name '{1}'."), + Default_export_of_the_module_has_or_is_using_private_name_0: diag(4082, ts.DiagnosticCategory.Error, "Default_export_of_the_module_has_or_is_using_private_name_0_4082", "Default export of the module has or is using private name '{0}'."), + Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1: diag(4083, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1_4083", "Type parameter '{0}' of exported type alias has or is using private name '{1}'."), + Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict: diag(4090, ts.DiagnosticCategory.Message, "Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_librar_4090", "Conflicting definitions for '{0}' found at '{1}' and '{2}'. Consider installing a specific version of this library to resolve the conflict."), + Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4091, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4091", "Parameter '{0}' of index signature from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4092, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1_4092", "Parameter '{0}' of index signature from exported interface has or is using private name '{1}'."), + Property_0_of_exported_class_expression_may_not_be_private_or_protected: diag(4094, ts.DiagnosticCategory.Error, "Property_0_of_exported_class_expression_may_not_be_private_or_protected_4094", "Property '{0}' of exported class expression may not be private or protected."), + The_current_host_does_not_support_the_0_option: diag(5001, ts.DiagnosticCategory.Error, "The_current_host_does_not_support_the_0_option_5001", "The current host does not support the '{0}' option."), + Cannot_find_the_common_subdirectory_path_for_the_input_files: diag(5009, ts.DiagnosticCategory.Error, "Cannot_find_the_common_subdirectory_path_for_the_input_files_5009", "Cannot find the common subdirectory path for the input files."), + File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5010, ts.DiagnosticCategory.Error, "File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0_5010", "File specification cannot end in a recursive directory wildcard ('**'): '{0}'."), + File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0: diag(5011, ts.DiagnosticCategory.Error, "File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0_5011", "File specification cannot contain multiple recursive directory wildcards ('**'): '{0}'."), + Cannot_read_file_0_Colon_1: diag(5012, ts.DiagnosticCategory.Error, "Cannot_read_file_0_Colon_1_5012", "Cannot read file '{0}': {1}."), + Failed_to_parse_file_0_Colon_1: diag(5014, ts.DiagnosticCategory.Error, "Failed_to_parse_file_0_Colon_1_5014", "Failed to parse file '{0}': {1}."), + Unknown_compiler_option_0: diag(5023, ts.DiagnosticCategory.Error, "Unknown_compiler_option_0_5023", "Unknown compiler option '{0}'."), + Compiler_option_0_requires_a_value_of_type_1: diag(5024, ts.DiagnosticCategory.Error, "Compiler_option_0_requires_a_value_of_type_1_5024", "Compiler option '{0}' requires a value of type {1}."), + Could_not_write_file_0_Colon_1: diag(5033, ts.DiagnosticCategory.Error, "Could_not_write_file_0_Colon_1_5033", "Could not write file '{0}': {1}."), + Option_project_cannot_be_mixed_with_source_files_on_a_command_line: diag(5042, ts.DiagnosticCategory.Error, "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042", "Option 'project' cannot be mixed with source files on a command line."), + Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher: diag(5047, ts.DiagnosticCategory.Error, "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047", "Option 'isolatedModules' can only be used when either option '--module' is provided or option 'target' is 'ES2015' or higher."), + Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided: diag(5051, ts.DiagnosticCategory.Error, "Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided_5051", "Option '{0} can only be used when either option '--inlineSourceMap' or option '--sourceMap' is provided."), + Option_0_cannot_be_specified_without_specifying_option_1: diag(5052, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_without_specifying_option_1_5052", "Option '{0}' cannot be specified without specifying option '{1}'."), + Option_0_cannot_be_specified_with_option_1: diag(5053, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_with_option_1_5053", "Option '{0}' cannot be specified with option '{1}'."), + A_tsconfig_json_file_is_already_defined_at_Colon_0: diag(5054, ts.DiagnosticCategory.Error, "A_tsconfig_json_file_is_already_defined_at_Colon_0_5054", "A 'tsconfig.json' file is already defined at: '{0}'."), + Cannot_write_file_0_because_it_would_overwrite_input_file: diag(5055, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_overwrite_input_file_5055", "Cannot write file '{0}' because it would overwrite input file."), + Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files: diag(5056, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files_5056", "Cannot write file '{0}' because it would be overwritten by multiple input files."), + Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: diag(5057, ts.DiagnosticCategory.Error, "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", "Cannot find a tsconfig.json file at the specified directory: '{0}'."), + The_specified_path_does_not_exist_Colon_0: diag(5058, ts.DiagnosticCategory.Error, "The_specified_path_does_not_exist_Colon_0_5058", "The specified path does not exist: '{0}'."), + Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier: diag(5059, ts.DiagnosticCategory.Error, "Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier_5059", "Invalid value for '--reactNamespace'. '{0}' is not a valid identifier."), + Option_paths_cannot_be_used_without_specifying_baseUrl_option: diag(5060, ts.DiagnosticCategory.Error, "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060", "Option 'paths' cannot be used without specifying '--baseUrl' option."), + Pattern_0_can_have_at_most_one_Asterisk_character: diag(5061, ts.DiagnosticCategory.Error, "Pattern_0_can_have_at_most_one_Asterisk_character_5061", "Pattern '{0}' can have at most one '*' character."), + Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character: diag(5062, ts.DiagnosticCategory.Error, "Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character_5062", "Substitution '{0}' in pattern '{1}' in can have at most one '*' character."), + Substitutions_for_pattern_0_should_be_an_array: diag(5063, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_should_be_an_array_5063", "Substitutions for pattern '{0}' should be an array."), + Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2: diag(5064, ts.DiagnosticCategory.Error, "Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2_5064", "Substitution '{0}' for pattern '{1}' has incorrect type, expected 'string', got '{2}'."), + File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5065, ts.DiagnosticCategory.Error, "File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildca_5065", "File specification cannot contain a parent directory ('..') that appears after a recursive directory wildcard ('**'): '{0}'."), + Substitutions_for_pattern_0_shouldn_t_be_an_empty_array: diag(5066, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_shouldn_t_be_an_empty_array_5066", "Substitutions for pattern '{0}' shouldn't be an empty array."), + Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name: diag(5067, ts.DiagnosticCategory.Error, "Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name_5067", "Invalid value for 'jsxFactory'. '{0}' is not a valid identifier or qualified-name."), + Concatenate_and_emit_output_to_single_file: diag(6001, ts.DiagnosticCategory.Message, "Concatenate_and_emit_output_to_single_file_6001", "Concatenate and emit output to single file."), + Generates_corresponding_d_ts_file: diag(6002, ts.DiagnosticCategory.Message, "Generates_corresponding_d_ts_file_6002", "Generates corresponding '.d.ts' file."), + Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations: diag(6003, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations_6003", "Specify the location where debugger should locate map files instead of generated locations."), + Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations: diag(6004, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations_6004", "Specify the location where debugger should locate TypeScript files instead of source locations."), + Watch_input_files: diag(6005, ts.DiagnosticCategory.Message, "Watch_input_files_6005", "Watch input files."), + Redirect_output_structure_to_the_directory: diag(6006, ts.DiagnosticCategory.Message, "Redirect_output_structure_to_the_directory_6006", "Redirect output structure to the directory."), + Do_not_erase_const_enum_declarations_in_generated_code: diag(6007, ts.DiagnosticCategory.Message, "Do_not_erase_const_enum_declarations_in_generated_code_6007", "Do not erase const enum declarations in generated code."), + Do_not_emit_outputs_if_any_errors_were_reported: diag(6008, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_if_any_errors_were_reported_6008", "Do not emit outputs if any errors were reported."), + Do_not_emit_comments_to_output: diag(6009, ts.DiagnosticCategory.Message, "Do_not_emit_comments_to_output_6009", "Do not emit comments to output."), + Do_not_emit_outputs: diag(6010, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_6010", "Do not emit outputs."), + Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking: diag(6011, ts.DiagnosticCategory.Message, "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011", "Allow default imports from modules with no default export. This does not affect code emit, just typechecking."), + Skip_type_checking_of_declaration_files: diag(6012, ts.DiagnosticCategory.Message, "Skip_type_checking_of_declaration_files_6012", "Skip type checking of declaration files."), + Do_not_resolve_the_real_path_of_symlinks: diag(6013, ts.DiagnosticCategory.Message, "Do_not_resolve_the_real_path_of_symlinks_6013", "Do not resolve the real path of symlinks."), + Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT: diag(6015, ts.DiagnosticCategory.Message, "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT_6015", "Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', or 'ESNEXT'."), + Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext: diag(6016, ts.DiagnosticCategory.Message, "Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext_6016", "Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'."), + Print_this_message: diag(6017, ts.DiagnosticCategory.Message, "Print_this_message_6017", "Print this message."), + Print_the_compiler_s_version: diag(6019, ts.DiagnosticCategory.Message, "Print_the_compiler_s_version_6019", "Print the compiler's version."), + Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json: diag(6020, ts.DiagnosticCategory.Message, "Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json_6020", "Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'."), + Syntax_Colon_0: diag(6023, ts.DiagnosticCategory.Message, "Syntax_Colon_0_6023", "Syntax: {0}"), + options: diag(6024, ts.DiagnosticCategory.Message, "options_6024", "options"), + file: diag(6025, ts.DiagnosticCategory.Message, "file_6025", "file"), + Examples_Colon_0: diag(6026, ts.DiagnosticCategory.Message, "Examples_Colon_0_6026", "Examples: {0}"), + Options_Colon: diag(6027, ts.DiagnosticCategory.Message, "Options_Colon_6027", "Options:"), + Version_0: diag(6029, ts.DiagnosticCategory.Message, "Version_0_6029", "Version {0}"), + Insert_command_line_options_and_files_from_a_file: diag(6030, ts.DiagnosticCategory.Message, "Insert_command_line_options_and_files_from_a_file_6030", "Insert command line options and files from a file."), + File_change_detected_Starting_incremental_compilation: diag(6032, ts.DiagnosticCategory.Message, "File_change_detected_Starting_incremental_compilation_6032", "File change detected. Starting incremental compilation..."), + KIND: diag(6034, ts.DiagnosticCategory.Message, "KIND_6034", "KIND"), + FILE: diag(6035, ts.DiagnosticCategory.Message, "FILE_6035", "FILE"), + VERSION: diag(6036, ts.DiagnosticCategory.Message, "VERSION_6036", "VERSION"), + LOCATION: diag(6037, ts.DiagnosticCategory.Message, "LOCATION_6037", "LOCATION"), + DIRECTORY: diag(6038, ts.DiagnosticCategory.Message, "DIRECTORY_6038", "DIRECTORY"), + STRATEGY: diag(6039, ts.DiagnosticCategory.Message, "STRATEGY_6039", "STRATEGY"), + FILE_OR_DIRECTORY: diag(6040, ts.DiagnosticCategory.Message, "FILE_OR_DIRECTORY_6040", "FILE OR DIRECTORY"), + Compilation_complete_Watching_for_file_changes: diag(6042, ts.DiagnosticCategory.Message, "Compilation_complete_Watching_for_file_changes_6042", "Compilation complete. Watching for file changes."), + Generates_corresponding_map_file: diag(6043, ts.DiagnosticCategory.Message, "Generates_corresponding_map_file_6043", "Generates corresponding '.map' file."), + Compiler_option_0_expects_an_argument: diag(6044, ts.DiagnosticCategory.Error, "Compiler_option_0_expects_an_argument_6044", "Compiler option '{0}' expects an argument."), + Unterminated_quoted_string_in_response_file_0: diag(6045, ts.DiagnosticCategory.Error, "Unterminated_quoted_string_in_response_file_0_6045", "Unterminated quoted string in response file '{0}'."), + Argument_for_0_option_must_be_Colon_1: diag(6046, ts.DiagnosticCategory.Error, "Argument_for_0_option_must_be_Colon_1_6046", "Argument for '{0}' option must be: {1}."), + Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: diag(6048, ts.DiagnosticCategory.Error, "Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1_6048", "Locale must be of the form or -. For example '{0}' or '{1}'."), + Unsupported_locale_0: diag(6049, ts.DiagnosticCategory.Error, "Unsupported_locale_0_6049", "Unsupported locale '{0}'."), + Unable_to_open_file_0: diag(6050, ts.DiagnosticCategory.Error, "Unable_to_open_file_0_6050", "Unable to open file '{0}'."), + Corrupted_locale_file_0: diag(6051, ts.DiagnosticCategory.Error, "Corrupted_locale_file_0_6051", "Corrupted locale file {0}."), + Raise_error_on_expressions_and_declarations_with_an_implied_any_type: diag(6052, ts.DiagnosticCategory.Message, "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052", "Raise error on expressions and declarations with an implied 'any' type."), + File_0_not_found: diag(6053, ts.DiagnosticCategory.Error, "File_0_not_found_6053", "File '{0}' not found."), + File_0_has_unsupported_extension_The_only_supported_extensions_are_1: diag(6054, ts.DiagnosticCategory.Error, "File_0_has_unsupported_extension_The_only_supported_extensions_are_1_6054", "File '{0}' has unsupported extension. The only supported extensions are {1}."), + Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures: diag(6055, ts.DiagnosticCategory.Message, "Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures_6055", "Suppress noImplicitAny errors for indexing objects lacking index signatures."), + Do_not_emit_declarations_for_code_that_has_an_internal_annotation: diag(6056, ts.DiagnosticCategory.Message, "Do_not_emit_declarations_for_code_that_has_an_internal_annotation_6056", "Do not emit declarations for code that has an '@internal' annotation."), + Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir: diag(6058, ts.DiagnosticCategory.Message, "Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir_6058", "Specify the root directory of input files. Use to control the output directory structure with --outDir."), + File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files: diag(6059, ts.DiagnosticCategory.Error, "File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files_6059", "File '{0}' is not under 'rootDir' '{1}'. 'rootDir' is expected to contain all source files."), + Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix: diag(6060, ts.DiagnosticCategory.Message, "Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix_6060", "Specify the end of line sequence to be used when emitting files: 'CRLF' (dos) or 'LF' (unix)."), + NEWLINE: diag(6061, ts.DiagnosticCategory.Message, "NEWLINE_6061", "NEWLINE"), + Option_0_can_only_be_specified_in_tsconfig_json_file: diag(6064, ts.DiagnosticCategory.Error, "Option_0_can_only_be_specified_in_tsconfig_json_file_6064", "Option '{0}' can only be specified in 'tsconfig.json' file."), + Enables_experimental_support_for_ES7_decorators: diag(6065, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_decorators_6065", "Enables experimental support for ES7 decorators."), + Enables_experimental_support_for_emitting_type_metadata_for_decorators: diag(6066, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_emitting_type_metadata_for_decorators_6066", "Enables experimental support for emitting type metadata for decorators."), + Enables_experimental_support_for_ES7_async_functions: diag(6068, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_async_functions_6068", "Enables experimental support for ES7 async functions."), + Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6: diag(6069, ts.DiagnosticCategory.Message, "Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6_6069", "Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6)."), + Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file: diag(6070, ts.DiagnosticCategory.Message, "Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file_6070", "Initializes a TypeScript project and creates a tsconfig.json file."), + Successfully_created_a_tsconfig_json_file: diag(6071, ts.DiagnosticCategory.Message, "Successfully_created_a_tsconfig_json_file_6071", "Successfully created a tsconfig.json file."), + Suppress_excess_property_checks_for_object_literals: diag(6072, ts.DiagnosticCategory.Message, "Suppress_excess_property_checks_for_object_literals_6072", "Suppress excess property checks for object literals."), + Stylize_errors_and_messages_using_color_and_context_experimental: diag(6073, ts.DiagnosticCategory.Message, "Stylize_errors_and_messages_using_color_and_context_experimental_6073", "Stylize errors and messages using color and context (experimental)."), + Do_not_report_errors_on_unused_labels: diag(6074, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unused_labels_6074", "Do not report errors on unused labels."), + Report_error_when_not_all_code_paths_in_function_return_a_value: diag(6075, ts.DiagnosticCategory.Message, "Report_error_when_not_all_code_paths_in_function_return_a_value_6075", "Report error when not all code paths in function return a value."), + Report_errors_for_fallthrough_cases_in_switch_statement: diag(6076, ts.DiagnosticCategory.Message, "Report_errors_for_fallthrough_cases_in_switch_statement_6076", "Report errors for fallthrough cases in switch statement."), + Do_not_report_errors_on_unreachable_code: diag(6077, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unreachable_code_6077", "Do not report errors on unreachable code."), + Disallow_inconsistently_cased_references_to_the_same_file: diag(6078, ts.DiagnosticCategory.Message, "Disallow_inconsistently_cased_references_to_the_same_file_6078", "Disallow inconsistently-cased references to the same file."), + Specify_library_files_to_be_included_in_the_compilation_Colon: diag(6079, ts.DiagnosticCategory.Message, "Specify_library_files_to_be_included_in_the_compilation_Colon_6079", "Specify library files to be included in the compilation: "), + Specify_JSX_code_generation_Colon_preserve_react_native_or_react: diag(6080, ts.DiagnosticCategory.Message, "Specify_JSX_code_generation_Colon_preserve_react_native_or_react_6080", "Specify JSX code generation: 'preserve', 'react-native', or 'react'."), + File_0_has_an_unsupported_extension_so_skipping_it: diag(6081, ts.DiagnosticCategory.Message, "File_0_has_an_unsupported_extension_so_skipping_it_6081", "File '{0}' has an unsupported extension, so skipping it."), + Only_amd_and_system_modules_are_supported_alongside_0: diag(6082, ts.DiagnosticCategory.Error, "Only_amd_and_system_modules_are_supported_alongside_0_6082", "Only 'amd' and 'system' modules are supported alongside --{0}."), + Base_directory_to_resolve_non_absolute_module_names: diag(6083, ts.DiagnosticCategory.Message, "Base_directory_to_resolve_non_absolute_module_names_6083", "Base directory to resolve non-absolute module names."), + Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit: diag(6084, ts.DiagnosticCategory.Message, "Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react__6084", "[Deprecated] Use '--jsxFactory' instead. Specify the object invoked for createElement when targeting 'react' JSX emit"), + Enable_tracing_of_the_name_resolution_process: diag(6085, ts.DiagnosticCategory.Message, "Enable_tracing_of_the_name_resolution_process_6085", "Enable tracing of the name resolution process."), + Resolving_module_0_from_1: diag(6086, ts.DiagnosticCategory.Message, "Resolving_module_0_from_1_6086", "======== Resolving module '{0}' from '{1}'. ========"), + Explicitly_specified_module_resolution_kind_Colon_0: diag(6087, ts.DiagnosticCategory.Message, "Explicitly_specified_module_resolution_kind_Colon_0_6087", "Explicitly specified module resolution kind: '{0}'."), + Module_resolution_kind_is_not_specified_using_0: diag(6088, ts.DiagnosticCategory.Message, "Module_resolution_kind_is_not_specified_using_0_6088", "Module resolution kind is not specified, using '{0}'."), + Module_name_0_was_successfully_resolved_to_1: diag(6089, ts.DiagnosticCategory.Message, "Module_name_0_was_successfully_resolved_to_1_6089", "======== Module name '{0}' was successfully resolved to '{1}'. ========"), + Module_name_0_was_not_resolved: diag(6090, ts.DiagnosticCategory.Message, "Module_name_0_was_not_resolved_6090", "======== Module name '{0}' was not resolved. ========"), + paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0: diag(6091, ts.DiagnosticCategory.Message, "paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0_6091", "'paths' option is specified, looking for a pattern to match module name '{0}'."), + Module_name_0_matched_pattern_1: diag(6092, ts.DiagnosticCategory.Message, "Module_name_0_matched_pattern_1_6092", "Module name '{0}', matched pattern '{1}'."), + Trying_substitution_0_candidate_module_location_Colon_1: diag(6093, ts.DiagnosticCategory.Message, "Trying_substitution_0_candidate_module_location_Colon_1_6093", "Trying substitution '{0}', candidate module location: '{1}'."), + Resolving_module_name_0_relative_to_base_url_1_2: diag(6094, ts.DiagnosticCategory.Message, "Resolving_module_name_0_relative_to_base_url_1_2_6094", "Resolving module name '{0}' relative to base url '{1}' - '{2}'."), + Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1: diag(6095, ts.DiagnosticCategory.Message, "Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1_6095", "Loading module as file / folder, candidate module location '{0}', target file type '{1}'."), + File_0_does_not_exist: diag(6096, ts.DiagnosticCategory.Message, "File_0_does_not_exist_6096", "File '{0}' does not exist."), + File_0_exist_use_it_as_a_name_resolution_result: diag(6097, ts.DiagnosticCategory.Message, "File_0_exist_use_it_as_a_name_resolution_result_6097", "File '{0}' exist - use it as a name resolution result."), + Loading_module_0_from_node_modules_folder_target_file_type_1: diag(6098, ts.DiagnosticCategory.Message, "Loading_module_0_from_node_modules_folder_target_file_type_1_6098", "Loading module '{0}' from 'node_modules' folder, target file type '{1}'."), + Found_package_json_at_0: diag(6099, ts.DiagnosticCategory.Message, "Found_package_json_at_0_6099", "Found 'package.json' at '{0}'."), + package_json_does_not_have_a_0_field: diag(6100, ts.DiagnosticCategory.Message, "package_json_does_not_have_a_0_field_6100", "'package.json' does not have a '{0}' field."), + package_json_has_0_field_1_that_references_2: diag(6101, ts.DiagnosticCategory.Message, "package_json_has_0_field_1_that_references_2_6101", "'package.json' has '{0}' field '{1}' that references '{2}'."), + Allow_javascript_files_to_be_compiled: diag(6102, ts.DiagnosticCategory.Message, "Allow_javascript_files_to_be_compiled_6102", "Allow javascript files to be compiled."), + Option_0_should_have_array_of_strings_as_a_value: diag(6103, ts.DiagnosticCategory.Error, "Option_0_should_have_array_of_strings_as_a_value_6103", "Option '{0}' should have array of strings as a value."), + Checking_if_0_is_the_longest_matching_prefix_for_1_2: diag(6104, ts.DiagnosticCategory.Message, "Checking_if_0_is_the_longest_matching_prefix_for_1_2_6104", "Checking if '{0}' is the longest matching prefix for '{1}' - '{2}'."), + Expected_type_of_0_field_in_package_json_to_be_string_got_1: diag(6105, ts.DiagnosticCategory.Message, "Expected_type_of_0_field_in_package_json_to_be_string_got_1_6105", "Expected type of '{0}' field in 'package.json' to be 'string', got '{1}'."), + baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: diag(6106, ts.DiagnosticCategory.Message, "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'."), + rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: diag(6107, ts.DiagnosticCategory.Message, "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", "'rootDirs' option is set, using it to resolve relative module name '{0}'."), + Longest_matching_prefix_for_0_is_1: diag(6108, ts.DiagnosticCategory.Message, "Longest_matching_prefix_for_0_is_1_6108", "Longest matching prefix for '{0}' is '{1}'."), + Loading_0_from_the_root_dir_1_candidate_location_2: diag(6109, ts.DiagnosticCategory.Message, "Loading_0_from_the_root_dir_1_candidate_location_2_6109", "Loading '{0}' from the root dir '{1}', candidate location '{2}'."), + Trying_other_entries_in_rootDirs: diag(6110, ts.DiagnosticCategory.Message, "Trying_other_entries_in_rootDirs_6110", "Trying other entries in 'rootDirs'."), + Module_resolution_using_rootDirs_has_failed: diag(6111, ts.DiagnosticCategory.Message, "Module_resolution_using_rootDirs_has_failed_6111", "Module resolution using 'rootDirs' has failed."), + Do_not_emit_use_strict_directives_in_module_output: diag(6112, ts.DiagnosticCategory.Message, "Do_not_emit_use_strict_directives_in_module_output_6112", "Do not emit 'use strict' directives in module output."), + Enable_strict_null_checks: diag(6113, ts.DiagnosticCategory.Message, "Enable_strict_null_checks_6113", "Enable strict null checks."), + Unknown_option_excludes_Did_you_mean_exclude: diag(6114, ts.DiagnosticCategory.Error, "Unknown_option_excludes_Did_you_mean_exclude_6114", "Unknown option 'excludes'. Did you mean 'exclude'?"), + Raise_error_on_this_expressions_with_an_implied_any_type: diag(6115, ts.DiagnosticCategory.Message, "Raise_error_on_this_expressions_with_an_implied_any_type_6115", "Raise error on 'this' expressions with an implied 'any' type."), + Resolving_type_reference_directive_0_containing_file_1_root_directory_2: diag(6116, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_2_6116", "======== Resolving type reference directive '{0}', containing file '{1}', root directory '{2}'. ========"), + Resolving_using_primary_search_paths: diag(6117, ts.DiagnosticCategory.Message, "Resolving_using_primary_search_paths_6117", "Resolving using primary search paths..."), + Resolving_from_node_modules_folder: diag(6118, ts.DiagnosticCategory.Message, "Resolving_from_node_modules_folder_6118", "Resolving from node_modules folder..."), + Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2: diag(6119, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2_6119", "======== Type reference directive '{0}' was successfully resolved to '{1}', primary: {2}. ========"), + Type_reference_directive_0_was_not_resolved: diag(6120, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_not_resolved_6120", "======== Type reference directive '{0}' was not resolved. ========"), + Resolving_with_primary_search_path_0: diag(6121, ts.DiagnosticCategory.Message, "Resolving_with_primary_search_path_0_6121", "Resolving with primary search path '{0}'."), + Root_directory_cannot_be_determined_skipping_primary_search_paths: diag(6122, ts.DiagnosticCategory.Message, "Root_directory_cannot_be_determined_skipping_primary_search_paths_6122", "Root directory cannot be determined, skipping primary search paths."), + Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set: diag(6123, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set_6123", "======== Resolving type reference directive '{0}', containing file '{1}', root directory not set. ========"), + Type_declaration_files_to_be_included_in_compilation: diag(6124, ts.DiagnosticCategory.Message, "Type_declaration_files_to_be_included_in_compilation_6124", "Type declaration files to be included in compilation."), + Looking_up_in_node_modules_folder_initial_location_0: diag(6125, ts.DiagnosticCategory.Message, "Looking_up_in_node_modules_folder_initial_location_0_6125", "Looking up in 'node_modules' folder, initial location '{0}'."), + Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder: diag(6126, ts.DiagnosticCategory.Message, "Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_mod_6126", "Containing file is not specified and root directory cannot be determined, skipping lookup in 'node_modules' folder."), + Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1: diag(6127, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1_6127", "======== Resolving type reference directive '{0}', containing file not set, root directory '{1}'. ========"), + Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set: diag(6128, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set_6128", "======== Resolving type reference directive '{0}', containing file not set, root directory not set. ========"), + Resolving_real_path_for_0_result_1: diag(6130, ts.DiagnosticCategory.Message, "Resolving_real_path_for_0_result_1_6130", "Resolving real path for '{0}', result '{1}'."), + Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system: diag(6131, ts.DiagnosticCategory.Error, "Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system_6131", "Cannot compile modules using option '{0}' unless the '--module' flag is 'amd' or 'system'."), + File_name_0_has_a_1_extension_stripping_it: diag(6132, ts.DiagnosticCategory.Message, "File_name_0_has_a_1_extension_stripping_it_6132", "File name '{0}' has a '{1}' extension - stripping it."), + _0_is_declared_but_its_value_is_never_read: diag(6133, ts.DiagnosticCategory.Error, "_0_is_declared_but_its_value_is_never_read_6133", "'{0}' is declared but its value is never read."), + Report_errors_on_unused_locals: diag(6134, ts.DiagnosticCategory.Message, "Report_errors_on_unused_locals_6134", "Report errors on unused locals."), + Report_errors_on_unused_parameters: diag(6135, ts.DiagnosticCategory.Message, "Report_errors_on_unused_parameters_6135", "Report errors on unused parameters."), + The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: diag(6136, ts.DiagnosticCategory.Message, "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", "The maximum dependency depth to search under node_modules and load JavaScript files."), + Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1: diag(6137, ts.DiagnosticCategory.Error, "Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1_6137", "Cannot import type declaration files. Consider importing '{0}' instead of '{1}'."), + Property_0_is_declared_but_its_value_is_never_read: diag(6138, ts.DiagnosticCategory.Error, "Property_0_is_declared_but_its_value_is_never_read_6138", "Property '{0}' is declared but its value is never read."), + Import_emit_helpers_from_tslib: diag(6139, ts.DiagnosticCategory.Message, "Import_emit_helpers_from_tslib_6139", "Import emit helpers from 'tslib'."), + Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2: diag(6140, ts.DiagnosticCategory.Error, "Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using__6140", "Auto discovery for typings is enabled in project '{0}'. Running extra resolution pass for module '{1}' using cache location '{2}'."), + Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: diag(6141, ts.DiagnosticCategory.Message, "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", "Parse in strict mode and emit \"use strict\" for each source file."), + Module_0_was_resolved_to_1_but_jsx_is_not_set: diag(6142, ts.DiagnosticCategory.Error, "Module_0_was_resolved_to_1_but_jsx_is_not_set_6142", "Module '{0}' was resolved to '{1}', but '--jsx' is not set."), + Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1: diag(6144, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1_6144", "Module '{0}' was resolved as locally declared ambient module in file '{1}'."), + Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified: diag(6145, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified_6145", "Module '{0}' was resolved as ambient module declared in '{1}' since this file was not modified."), + Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h: diag(6146, ts.DiagnosticCategory.Message, "Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h_6146", "Specify the JSX factory function to use when targeting 'react' JSX emit, e.g. 'React.createElement' or 'h'."), + Resolution_for_module_0_was_found_in_cache: diag(6147, ts.DiagnosticCategory.Message, "Resolution_for_module_0_was_found_in_cache_6147", "Resolution for module '{0}' was found in cache."), + Directory_0_does_not_exist_skipping_all_lookups_in_it: diag(6148, ts.DiagnosticCategory.Message, "Directory_0_does_not_exist_skipping_all_lookups_in_it_6148", "Directory '{0}' does not exist, skipping all lookups in it."), + Show_diagnostic_information: diag(6149, ts.DiagnosticCategory.Message, "Show_diagnostic_information_6149", "Show diagnostic information."), + Show_verbose_diagnostic_information: diag(6150, ts.DiagnosticCategory.Message, "Show_verbose_diagnostic_information_6150", "Show verbose diagnostic information."), + Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file: diag(6151, ts.DiagnosticCategory.Message, "Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file_6151", "Emit a single file with source maps instead of having a separate file."), + Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set: diag(6152, ts.DiagnosticCategory.Message, "Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap__6152", "Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set."), + Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule: diag(6153, ts.DiagnosticCategory.Message, "Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule_6153", "Transpile each file as a separate module (similar to 'ts.transpileModule')."), + Print_names_of_generated_files_part_of_the_compilation: diag(6154, ts.DiagnosticCategory.Message, "Print_names_of_generated_files_part_of_the_compilation_6154", "Print names of generated files part of the compilation."), + Print_names_of_files_part_of_the_compilation: diag(6155, ts.DiagnosticCategory.Message, "Print_names_of_files_part_of_the_compilation_6155", "Print names of files part of the compilation."), + The_locale_used_when_displaying_messages_to_the_user_e_g_en_us: diag(6156, ts.DiagnosticCategory.Message, "The_locale_used_when_displaying_messages_to_the_user_e_g_en_us_6156", "The locale used when displaying messages to the user (e.g. 'en-us')"), + Do_not_generate_custom_helper_functions_like_extends_in_compiled_output: diag(6157, ts.DiagnosticCategory.Message, "Do_not_generate_custom_helper_functions_like_extends_in_compiled_output_6157", "Do not generate custom helper functions like '__extends' in compiled output."), + Do_not_include_the_default_library_file_lib_d_ts: diag(6158, ts.DiagnosticCategory.Message, "Do_not_include_the_default_library_file_lib_d_ts_6158", "Do not include the default library file (lib.d.ts)."), + Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files: diag(6159, ts.DiagnosticCategory.Message, "Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files_6159", "Do not add triple-slash references or imported modules to the list of compiled files."), + Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files: diag(6160, ts.DiagnosticCategory.Message, "Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files_6160", "[Deprecated] Use '--skipLibCheck' instead. Skip type checking of default library declaration files."), + List_of_folders_to_include_type_definitions_from: diag(6161, ts.DiagnosticCategory.Message, "List_of_folders_to_include_type_definitions_from_6161", "List of folders to include type definitions from."), + Disable_size_limitations_on_JavaScript_projects: diag(6162, ts.DiagnosticCategory.Message, "Disable_size_limitations_on_JavaScript_projects_6162", "Disable size limitations on JavaScript projects."), + The_character_set_of_the_input_files: diag(6163, ts.DiagnosticCategory.Message, "The_character_set_of_the_input_files_6163", "The character set of the input files."), + Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files: diag(6164, ts.DiagnosticCategory.Message, "Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files_6164", "Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files."), + Do_not_truncate_error_messages: diag(6165, ts.DiagnosticCategory.Message, "Do_not_truncate_error_messages_6165", "Do not truncate error messages."), + Output_directory_for_generated_declaration_files: diag(6166, ts.DiagnosticCategory.Message, "Output_directory_for_generated_declaration_files_6166", "Output directory for generated declaration files."), + A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl: diag(6167, ts.DiagnosticCategory.Message, "A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl_6167", "A series of entries which re-map imports to lookup locations relative to the 'baseUrl'."), + List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime: diag(6168, ts.DiagnosticCategory.Message, "List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime_6168", "List of root folders whose combined content represents the structure of the project at runtime."), + Show_all_compiler_options: diag(6169, ts.DiagnosticCategory.Message, "Show_all_compiler_options_6169", "Show all compiler options."), + Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file: diag(6170, ts.DiagnosticCategory.Message, "Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file_6170", "[Deprecated] Use '--outFile' instead. Concatenate and emit output to single file"), + Command_line_Options: diag(6171, ts.DiagnosticCategory.Message, "Command_line_Options_6171", "Command-line Options"), + Basic_Options: diag(6172, ts.DiagnosticCategory.Message, "Basic_Options_6172", "Basic Options"), + Strict_Type_Checking_Options: diag(6173, ts.DiagnosticCategory.Message, "Strict_Type_Checking_Options_6173", "Strict Type-Checking Options"), + Module_Resolution_Options: diag(6174, ts.DiagnosticCategory.Message, "Module_Resolution_Options_6174", "Module Resolution Options"), + Source_Map_Options: diag(6175, ts.DiagnosticCategory.Message, "Source_Map_Options_6175", "Source Map Options"), + Additional_Checks: diag(6176, ts.DiagnosticCategory.Message, "Additional_Checks_6176", "Additional Checks"), + Experimental_Options: diag(6177, ts.DiagnosticCategory.Message, "Experimental_Options_6177", "Experimental Options"), + Advanced_Options: diag(6178, ts.DiagnosticCategory.Message, "Advanced_Options_6178", "Advanced Options"), + Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3: diag(6179, ts.DiagnosticCategory.Message, "Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3_6179", "Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'."), + Enable_all_strict_type_checking_options: diag(6180, ts.DiagnosticCategory.Message, "Enable_all_strict_type_checking_options_6180", "Enable all strict type-checking options."), + List_of_language_service_plugins: diag(6181, ts.DiagnosticCategory.Message, "List_of_language_service_plugins_6181", "List of language service plugins."), + Scoped_package_detected_looking_in_0: diag(6182, ts.DiagnosticCategory.Message, "Scoped_package_detected_looking_in_0_6182", "Scoped package detected, looking in '{0}'"), + Reusing_resolution_of_module_0_to_file_1_from_old_program: diag(6183, ts.DiagnosticCategory.Message, "Reusing_resolution_of_module_0_to_file_1_from_old_program_6183", "Reusing resolution of module '{0}' to file '{1}' from old program."), + Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program: diag(6184, ts.DiagnosticCategory.Message, "Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program_6184", "Reusing module resolutions originating in '{0}' since resolutions are unchanged from old program."), + Disable_strict_checking_of_generic_signatures_in_function_types: diag(6185, ts.DiagnosticCategory.Message, "Disable_strict_checking_of_generic_signatures_in_function_types_6185", "Disable strict checking of generic signatures in function types."), + Enable_strict_checking_of_function_types: diag(6186, ts.DiagnosticCategory.Message, "Enable_strict_checking_of_function_types_6186", "Enable strict checking of function types."), + Variable_0_implicitly_has_an_1_type: diag(7005, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_an_1_type_7005", "Variable '{0}' implicitly has an '{1}' type."), + Parameter_0_implicitly_has_an_1_type: diag(7006, ts.DiagnosticCategory.Error, "Parameter_0_implicitly_has_an_1_type_7006", "Parameter '{0}' implicitly has an '{1}' type."), + Member_0_implicitly_has_an_1_type: diag(7008, ts.DiagnosticCategory.Error, "Member_0_implicitly_has_an_1_type_7008", "Member '{0}' implicitly has an '{1}' type."), + new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type: diag(7009, ts.DiagnosticCategory.Error, "new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type_7009", "'new' expression, whose target lacks a construct signature, implicitly has an 'any' type."), + _0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type: diag(7010, ts.DiagnosticCategory.Error, "_0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type_7010", "'{0}', which lacks return-type annotation, implicitly has an '{1}' return type."), + Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type: diag(7011, ts.DiagnosticCategory.Error, "Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type_7011", "Function expression, which lacks return-type annotation, implicitly has an '{0}' return type."), + Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7013, ts.DiagnosticCategory.Error, "Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7013", "Construct signature, which lacks return-type annotation, implicitly has an 'any' return type."), + Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number: diag(7015, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number_7015", "Element implicitly has an 'any' type because index expression is not of type 'number'."), + Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type: diag(7016, ts.DiagnosticCategory.Error, "Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type_7016", "Could not find a declaration file for module '{0}'. '{1}' implicitly has an 'any' type."), + Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature: diag(7017, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_7017", "Element implicitly has an 'any' type because type '{0}' has no index signature."), + Object_literal_s_property_0_implicitly_has_an_1_type: diag(7018, ts.DiagnosticCategory.Error, "Object_literal_s_property_0_implicitly_has_an_1_type_7018", "Object literal's property '{0}' implicitly has an '{1}' type."), + Rest_parameter_0_implicitly_has_an_any_type: diag(7019, ts.DiagnosticCategory.Error, "Rest_parameter_0_implicitly_has_an_any_type_7019", "Rest parameter '{0}' implicitly has an 'any[]' type."), + Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7020, ts.DiagnosticCategory.Error, "Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7020", "Call signature, which lacks return-type annotation, implicitly has an 'any' return type."), + _0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer: diag(7022, ts.DiagnosticCategory.Error, "_0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or__7022", "'{0}' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer."), + _0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7023, ts.DiagnosticCategory.Error, "_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_reference_7023", "'{0}' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."), + Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7024, ts.DiagnosticCategory.Error, "Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_ref_7024", "Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."), + Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type: diag(7025, ts.DiagnosticCategory.Error, "Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_typ_7025", "Generator implicitly has type '{0}' because it does not yield any values. Consider supplying a return type."), + JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: diag(7026, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists."), + Unreachable_code_detected: diag(7027, ts.DiagnosticCategory.Error, "Unreachable_code_detected_7027", "Unreachable code detected."), + Unused_label: diag(7028, ts.DiagnosticCategory.Error, "Unused_label_7028", "Unused label."), + Fallthrough_case_in_switch: diag(7029, ts.DiagnosticCategory.Error, "Fallthrough_case_in_switch_7029", "Fallthrough case in switch."), + Not_all_code_paths_return_a_value: diag(7030, ts.DiagnosticCategory.Error, "Not_all_code_paths_return_a_value_7030", "Not all code paths return a value."), + Binding_element_0_implicitly_has_an_1_type: diag(7031, ts.DiagnosticCategory.Error, "Binding_element_0_implicitly_has_an_1_type_7031", "Binding element '{0}' implicitly has an '{1}' type."), + Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation: diag(7032, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation_7032", "Property '{0}' implicitly has type 'any', because its set accessor lacks a parameter type annotation."), + Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation: diag(7033, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation_7033", "Property '{0}' implicitly has type 'any', because its get accessor lacks a return type annotation."), + Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined: diag(7034, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined_7034", "Variable '{0}' implicitly has type '{1}' in some locations where its type cannot be determined."), + Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0: diag(7035, ts.DiagnosticCategory.Error, "Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_mod_7035", "Try `npm install @types/{0}` if it exists or add a new declaration (.d.ts) file containing `declare module '{0}';`"), + Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0: diag(7036, ts.DiagnosticCategory.Error, "Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0_7036", "Dynamic import's specifier must be of type 'string', but here has type '{0}'."), + You_cannot_rename_this_element: diag(8000, ts.DiagnosticCategory.Error, "You_cannot_rename_this_element_8000", "You cannot rename this element."), + You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library: diag(8001, ts.DiagnosticCategory.Error, "You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library_8001", "You cannot rename elements that are defined in the standard TypeScript library."), + import_can_only_be_used_in_a_ts_file: diag(8002, ts.DiagnosticCategory.Error, "import_can_only_be_used_in_a_ts_file_8002", "'import ... =' can only be used in a .ts file."), + export_can_only_be_used_in_a_ts_file: diag(8003, ts.DiagnosticCategory.Error, "export_can_only_be_used_in_a_ts_file_8003", "'export=' can only be used in a .ts file."), + type_parameter_declarations_can_only_be_used_in_a_ts_file: diag(8004, ts.DiagnosticCategory.Error, "type_parameter_declarations_can_only_be_used_in_a_ts_file_8004", "'type parameter declarations' can only be used in a .ts file."), + implements_clauses_can_only_be_used_in_a_ts_file: diag(8005, ts.DiagnosticCategory.Error, "implements_clauses_can_only_be_used_in_a_ts_file_8005", "'implements clauses' can only be used in a .ts file."), + interface_declarations_can_only_be_used_in_a_ts_file: diag(8006, ts.DiagnosticCategory.Error, "interface_declarations_can_only_be_used_in_a_ts_file_8006", "'interface declarations' can only be used in a .ts file."), + module_declarations_can_only_be_used_in_a_ts_file: diag(8007, ts.DiagnosticCategory.Error, "module_declarations_can_only_be_used_in_a_ts_file_8007", "'module declarations' can only be used in a .ts file."), + type_aliases_can_only_be_used_in_a_ts_file: diag(8008, ts.DiagnosticCategory.Error, "type_aliases_can_only_be_used_in_a_ts_file_8008", "'type aliases' can only be used in a .ts file."), + _0_can_only_be_used_in_a_ts_file: diag(8009, ts.DiagnosticCategory.Error, "_0_can_only_be_used_in_a_ts_file_8009", "'{0}' can only be used in a .ts file."), + types_can_only_be_used_in_a_ts_file: diag(8010, ts.DiagnosticCategory.Error, "types_can_only_be_used_in_a_ts_file_8010", "'types' can only be used in a .ts file."), + type_arguments_can_only_be_used_in_a_ts_file: diag(8011, ts.DiagnosticCategory.Error, "type_arguments_can_only_be_used_in_a_ts_file_8011", "'type arguments' can only be used in a .ts file."), + parameter_modifiers_can_only_be_used_in_a_ts_file: diag(8012, ts.DiagnosticCategory.Error, "parameter_modifiers_can_only_be_used_in_a_ts_file_8012", "'parameter modifiers' can only be used in a .ts file."), + non_null_assertions_can_only_be_used_in_a_ts_file: diag(8013, ts.DiagnosticCategory.Error, "non_null_assertions_can_only_be_used_in_a_ts_file_8013", "'non-null assertions' can only be used in a .ts file."), + enum_declarations_can_only_be_used_in_a_ts_file: diag(8015, ts.DiagnosticCategory.Error, "enum_declarations_can_only_be_used_in_a_ts_file_8015", "'enum declarations' can only be used in a .ts file."), + type_assertion_expressions_can_only_be_used_in_a_ts_file: diag(8016, ts.DiagnosticCategory.Error, "type_assertion_expressions_can_only_be_used_in_a_ts_file_8016", "'type assertion expressions' can only be used in a .ts file."), + Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0: diag(8017, ts.DiagnosticCategory.Error, "Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0_8017", "Octal literal types must use ES2015 syntax. Use the syntax '{0}'."), + Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0: diag(8018, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0_8018", "Octal literals are not allowed in enums members initializer. Use the syntax '{0}'."), + Report_errors_in_js_files: diag(8019, ts.DiagnosticCategory.Message, "Report_errors_in_js_files_8019", "Report errors in .js files."), + JSDoc_types_can_only_be_used_inside_documentation_comments: diag(8020, ts.DiagnosticCategory.Error, "JSDoc_types_can_only_be_used_inside_documentation_comments_8020", "JSDoc types can only be used inside documentation comments."), + JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags: diag(8021, ts.DiagnosticCategory.Error, "JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags_8021", "JSDoc '@typedef' tag should either have a type annotation or be followed by '@property' or '@member' tags."), + JSDoc_0_is_not_attached_to_a_class: diag(8022, ts.DiagnosticCategory.Error, "JSDoc_0_is_not_attached_to_a_class_8022", "JSDoc '@{0}' is not attached to a class."), + JSDoc_0_1_does_not_match_the_extends_2_clause: diag(8023, ts.DiagnosticCategory.Error, "JSDoc_0_1_does_not_match_the_extends_2_clause_8023", "JSDoc '@{0} {1}' does not match the 'extends {2}' clause."), + JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name: diag(8024, ts.DiagnosticCategory.Error, "JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_8024", "JSDoc '@param' tag has name '{0}', but there is no parameter with that name."), + Class_declarations_cannot_have_more_than_one_augments_or_extends_tag: diag(8025, ts.DiagnosticCategory.Error, "Class_declarations_cannot_have_more_than_one_augments_or_extends_tag_8025", "Class declarations cannot have more than one `@augments` or `@extends` tag."), + Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clause: diag(9002, ts.DiagnosticCategory.Error, "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clause."), + class_expressions_are_not_currently_supported: diag(9003, ts.DiagnosticCategory.Error, "class_expressions_are_not_currently_supported_9003", "'class' expressions are not currently supported."), + Language_service_is_disabled: diag(9004, ts.DiagnosticCategory.Error, "Language_service_is_disabled_9004", "Language service is disabled."), + JSX_attributes_must_only_be_assigned_a_non_empty_expression: diag(17000, ts.DiagnosticCategory.Error, "JSX_attributes_must_only_be_assigned_a_non_empty_expression_17000", "JSX attributes must only be assigned a non-empty 'expression'."), + JSX_elements_cannot_have_multiple_attributes_with_the_same_name: diag(17001, ts.DiagnosticCategory.Error, "JSX_elements_cannot_have_multiple_attributes_with_the_same_name_17001", "JSX elements cannot have multiple attributes with the same name."), + Expected_corresponding_JSX_closing_tag_for_0: diag(17002, ts.DiagnosticCategory.Error, "Expected_corresponding_JSX_closing_tag_for_0_17002", "Expected corresponding JSX closing tag for '{0}'."), + JSX_attribute_expected: diag(17003, ts.DiagnosticCategory.Error, "JSX_attribute_expected_17003", "JSX attribute expected."), + Cannot_use_JSX_unless_the_jsx_flag_is_provided: diag(17004, ts.DiagnosticCategory.Error, "Cannot_use_JSX_unless_the_jsx_flag_is_provided_17004", "Cannot use JSX unless the '--jsx' flag is provided."), + A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: diag(17005, ts.DiagnosticCategory.Error, "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", "A constructor cannot contain a 'super' call when its class extends 'null'."), + An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17006, ts.DiagnosticCategory.Error, "An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_ex_17006", "An unary expression with the '{0}' operator is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."), + A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17007, ts.DiagnosticCategory.Error, "A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Con_17007", "A type assertion expression is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."), + JSX_element_0_has_no_corresponding_closing_tag: diag(17008, ts.DiagnosticCategory.Error, "JSX_element_0_has_no_corresponding_closing_tag_17008", "JSX element '{0}' has no corresponding closing tag."), + super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class: diag(17009, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class_17009", "'super' must be called before accessing 'this' in the constructor of a derived class."), + Unknown_type_acquisition_option_0: diag(17010, ts.DiagnosticCategory.Error, "Unknown_type_acquisition_option_0_17010", "Unknown type acquisition option '{0}'."), + super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class: diag(17011, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class_17011", "'super' must be called before accessing a property of 'super' in the constructor of a derived class."), + _0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2: diag(17012, ts.DiagnosticCategory.Error, "_0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2_17012", "'{0}' is not a valid meta-property for keyword '{1}'. Did you mean '{2}'?"), + Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor: diag(17013, ts.DiagnosticCategory.Error, "Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constru_17013", "Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor."), + Circularity_detected_while_resolving_configuration_Colon_0: diag(18000, ts.DiagnosticCategory.Error, "Circularity_detected_while_resolving_configuration_Colon_0_18000", "Circularity detected while resolving configuration: {0}"), + A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not: diag(18001, ts.DiagnosticCategory.Error, "A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not_18001", "A path in an 'extends' option must be relative or rooted, but '{0}' is not."), + The_files_list_in_config_file_0_is_empty: diag(18002, ts.DiagnosticCategory.Error, "The_files_list_in_config_file_0_is_empty_18002", "The 'files' list in config file '{0}' is empty."), + No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2: diag(18003, ts.DiagnosticCategory.Error, "No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2_18003", "No inputs were found in config file '{0}'. Specified 'include' paths were '{1}' and 'exclude' paths were '{2}'."), + Add_missing_super_call: diag(90001, ts.DiagnosticCategory.Message, "Add_missing_super_call_90001", "Add missing 'super()' call."), + Make_super_call_the_first_statement_in_the_constructor: diag(90002, ts.DiagnosticCategory.Message, "Make_super_call_the_first_statement_in_the_constructor_90002", "Make 'super()' call the first statement in the constructor."), + Change_extends_to_implements: diag(90003, ts.DiagnosticCategory.Message, "Change_extends_to_implements_90003", "Change 'extends' to 'implements'."), + Remove_declaration_for_Colon_0: diag(90004, ts.DiagnosticCategory.Message, "Remove_declaration_for_Colon_0_90004", "Remove declaration for: '{0}'."), + Implement_interface_0: diag(90006, ts.DiagnosticCategory.Message, "Implement_interface_0_90006", "Implement interface '{0}'."), + Implement_inherited_abstract_class: diag(90007, ts.DiagnosticCategory.Message, "Implement_inherited_abstract_class_90007", "Implement inherited abstract class."), + Add_this_to_unresolved_variable: diag(90008, ts.DiagnosticCategory.Message, "Add_this_to_unresolved_variable_90008", "Add 'this.' to unresolved variable."), + Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: diag(90009, ts.DiagnosticCategory.Error, "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__90009", "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig."), + Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated: diag(90010, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated_90010", "Type '{0}' is not assignable to type '{1}'. Two different types with this name exist, but they are unrelated."), + Import_0_from_1: diag(90013, ts.DiagnosticCategory.Message, "Import_0_from_1_90013", "Import '{0}' from \"{1}\"."), + Change_0_to_1: diag(90014, ts.DiagnosticCategory.Message, "Change_0_to_1_90014", "Change '{0}' to '{1}'."), + Add_0_to_existing_import_declaration_from_1: diag(90015, ts.DiagnosticCategory.Message, "Add_0_to_existing_import_declaration_from_1_90015", "Add '{0}' to existing import declaration from \"{1}\"."), + Declare_property_0: diag(90016, ts.DiagnosticCategory.Message, "Declare_property_0_90016", "Declare property '{0}'."), + Add_index_signature_for_property_0: diag(90017, ts.DiagnosticCategory.Message, "Add_index_signature_for_property_0_90017", "Add index signature for property '{0}'."), + Disable_checking_for_this_file: diag(90018, ts.DiagnosticCategory.Message, "Disable_checking_for_this_file_90018", "Disable checking for this file."), + Ignore_this_error_message: diag(90019, ts.DiagnosticCategory.Message, "Ignore_this_error_message_90019", "Ignore this error message."), + Initialize_property_0_in_the_constructor: diag(90020, ts.DiagnosticCategory.Message, "Initialize_property_0_in_the_constructor_90020", "Initialize property '{0}' in the constructor."), + Initialize_static_property_0: diag(90021, ts.DiagnosticCategory.Message, "Initialize_static_property_0_90021", "Initialize static property '{0}'."), + Change_spelling_to_0: diag(90022, ts.DiagnosticCategory.Message, "Change_spelling_to_0_90022", "Change spelling to '{0}'."), + Declare_method_0: diag(90023, ts.DiagnosticCategory.Message, "Declare_method_0_90023", "Declare method '{0}'."), + Declare_static_method_0: diag(90024, ts.DiagnosticCategory.Message, "Declare_static_method_0_90024", "Declare static method '{0}'."), + Prefix_0_with_an_underscore: diag(90025, ts.DiagnosticCategory.Message, "Prefix_0_with_an_underscore_90025", "Prefix '{0}' with an underscore."), + Rewrite_as_the_indexed_access_type_0: diag(90026, ts.DiagnosticCategory.Message, "Rewrite_as_the_indexed_access_type_0_90026", "Rewrite as the indexed access type '{0}'."), + Declare_static_property_0: diag(90027, ts.DiagnosticCategory.Message, "Declare_static_property_0_90027", "Declare static property '{0}'."), + Call_decorator_expression: diag(90028, ts.DiagnosticCategory.Message, "Call_decorator_expression_90028", "Call decorator expression."), + Convert_function_to_an_ES2015_class: diag(95001, ts.DiagnosticCategory.Message, "Convert_function_to_an_ES2015_class_95001", "Convert function to an ES2015 class"), + Convert_function_0_to_class: diag(95002, ts.DiagnosticCategory.Message, "Convert_function_0_to_class_95002", "Convert function '{0}' to class"), + Extract_symbol: diag(95003, ts.DiagnosticCategory.Message, "Extract_symbol_95003", "Extract symbol"), + Extract_to_0_in_1: diag(95004, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_95004", "Extract to {0} in {1}"), + Extract_function: diag(95005, ts.DiagnosticCategory.Message, "Extract_function_95005", "Extract function"), + Extract_constant: diag(95006, ts.DiagnosticCategory.Message, "Extract_constant_95006", "Extract constant"), + Extract_to_0_in_enclosing_scope: diag(95007, ts.DiagnosticCategory.Message, "Extract_to_0_in_enclosing_scope_95007", "Extract to {0} in enclosing scope"), + Extract_to_0_in_1_scope: diag(95008, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_scope_95008", "Extract to {0} in {1} scope"), + Annotate_with_type_from_JSDoc: diag(95009, ts.DiagnosticCategory.Message, "Annotate_with_type_from_JSDoc_95009", "Annotate with type from JSDoc"), + Annotate_with_types_from_JSDoc: diag(95010, ts.DiagnosticCategory.Message, "Annotate_with_types_from_JSDoc_95010", "Annotate with types from JSDoc"), + Infer_type_of_0_from_usage: diag(95011, ts.DiagnosticCategory.Message, "Infer_type_of_0_from_usage_95011", "Infer type of '{0}' from usage."), + Infer_parameter_types_from_usage: diag(95012, ts.DiagnosticCategory.Message, "Infer_parameter_types_from_usage_95012", "Infer parameter types from usage."), }; })(ts || (ts = {})); /// @@ -4656,134 +5418,135 @@ var ts; (function (ts) { /* @internal */ function tokenIsIdentifierOrKeyword(token) { - return token >= 70 /* Identifier */; + return token >= 71 /* Identifier */; } ts.tokenIsIdentifierOrKeyword = tokenIsIdentifierOrKeyword; - var textToToken = ts.createMap({ - "abstract": 116 /* AbstractKeyword */, - "any": 118 /* AnyKeyword */, - "as": 117 /* AsKeyword */, - "boolean": 121 /* BooleanKeyword */, - "break": 71 /* BreakKeyword */, - "case": 72 /* CaseKeyword */, - "catch": 73 /* CatchKeyword */, - "class": 74 /* ClassKeyword */, - "continue": 76 /* ContinueKeyword */, - "const": 75 /* ConstKeyword */, - "constructor": 122 /* ConstructorKeyword */, - "debugger": 77 /* DebuggerKeyword */, - "declare": 123 /* DeclareKeyword */, - "default": 78 /* DefaultKeyword */, - "delete": 79 /* DeleteKeyword */, - "do": 80 /* DoKeyword */, - "else": 81 /* ElseKeyword */, - "enum": 82 /* EnumKeyword */, - "export": 83 /* ExportKeyword */, - "extends": 84 /* ExtendsKeyword */, - "false": 85 /* FalseKeyword */, - "finally": 86 /* FinallyKeyword */, - "for": 87 /* ForKeyword */, - "from": 138 /* FromKeyword */, - "function": 88 /* FunctionKeyword */, - "get": 124 /* GetKeyword */, - "if": 89 /* IfKeyword */, - "implements": 107 /* ImplementsKeyword */, - "import": 90 /* ImportKeyword */, - "in": 91 /* InKeyword */, - "instanceof": 92 /* InstanceOfKeyword */, - "interface": 108 /* InterfaceKeyword */, - "is": 125 /* IsKeyword */, - "keyof": 126 /* KeyOfKeyword */, - "let": 109 /* LetKeyword */, - "module": 127 /* ModuleKeyword */, - "namespace": 128 /* NamespaceKeyword */, - "never": 129 /* NeverKeyword */, - "new": 93 /* NewKeyword */, - "null": 94 /* NullKeyword */, - "number": 132 /* NumberKeyword */, - "package": 110 /* PackageKeyword */, - "private": 111 /* PrivateKeyword */, - "protected": 112 /* ProtectedKeyword */, - "public": 113 /* PublicKeyword */, - "readonly": 130 /* ReadonlyKeyword */, - "require": 131 /* RequireKeyword */, - "global": 139 /* GlobalKeyword */, - "return": 95 /* ReturnKeyword */, - "set": 133 /* SetKeyword */, - "static": 114 /* StaticKeyword */, - "string": 134 /* StringKeyword */, - "super": 96 /* SuperKeyword */, - "switch": 97 /* SwitchKeyword */, - "symbol": 135 /* SymbolKeyword */, - "this": 98 /* ThisKeyword */, - "throw": 99 /* ThrowKeyword */, - "true": 100 /* TrueKeyword */, - "try": 101 /* TryKeyword */, - "type": 136 /* TypeKeyword */, - "typeof": 102 /* TypeOfKeyword */, - "undefined": 137 /* UndefinedKeyword */, - "var": 103 /* VarKeyword */, - "void": 104 /* VoidKeyword */, - "while": 105 /* WhileKeyword */, - "with": 106 /* WithKeyword */, - "yield": 115 /* YieldKeyword */, - "async": 119 /* AsyncKeyword */, - "await": 120 /* AwaitKeyword */, - "of": 140 /* OfKeyword */, - "{": 16 /* OpenBraceToken */, - "}": 17 /* CloseBraceToken */, - "(": 18 /* OpenParenToken */, - ")": 19 /* CloseParenToken */, - "[": 20 /* OpenBracketToken */, - "]": 21 /* CloseBracketToken */, - ".": 22 /* DotToken */, - "...": 23 /* DotDotDotToken */, - ";": 24 /* SemicolonToken */, - ",": 25 /* CommaToken */, - "<": 26 /* LessThanToken */, - ">": 28 /* GreaterThanToken */, - "<=": 29 /* LessThanEqualsToken */, - ">=": 30 /* GreaterThanEqualsToken */, - "==": 31 /* EqualsEqualsToken */, - "!=": 32 /* ExclamationEqualsToken */, - "===": 33 /* EqualsEqualsEqualsToken */, - "!==": 34 /* ExclamationEqualsEqualsToken */, - "=>": 35 /* EqualsGreaterThanToken */, - "+": 36 /* PlusToken */, - "-": 37 /* MinusToken */, - "**": 39 /* AsteriskAsteriskToken */, - "*": 38 /* AsteriskToken */, - "/": 40 /* SlashToken */, - "%": 41 /* PercentToken */, - "++": 42 /* PlusPlusToken */, - "--": 43 /* MinusMinusToken */, - "<<": 44 /* LessThanLessThanToken */, - ">": 45 /* GreaterThanGreaterThanToken */, - ">>>": 46 /* GreaterThanGreaterThanGreaterThanToken */, - "&": 47 /* AmpersandToken */, - "|": 48 /* BarToken */, - "^": 49 /* CaretToken */, - "!": 50 /* ExclamationToken */, - "~": 51 /* TildeToken */, - "&&": 52 /* AmpersandAmpersandToken */, - "||": 53 /* BarBarToken */, - "?": 54 /* QuestionToken */, - ":": 55 /* ColonToken */, - "=": 57 /* EqualsToken */, - "+=": 58 /* PlusEqualsToken */, - "-=": 59 /* MinusEqualsToken */, - "*=": 60 /* AsteriskEqualsToken */, - "**=": 61 /* AsteriskAsteriskEqualsToken */, - "/=": 62 /* SlashEqualsToken */, - "%=": 63 /* PercentEqualsToken */, - "<<=": 64 /* LessThanLessThanEqualsToken */, - ">>=": 65 /* GreaterThanGreaterThanEqualsToken */, - ">>>=": 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */, - "&=": 67 /* AmpersandEqualsToken */, - "|=": 68 /* BarEqualsToken */, - "^=": 69 /* CaretEqualsToken */, - "@": 56 /* AtToken */, + var textToToken = ts.createMapFromTemplate({ + "abstract": 117 /* AbstractKeyword */, + "any": 119 /* AnyKeyword */, + "as": 118 /* AsKeyword */, + "boolean": 122 /* BooleanKeyword */, + "break": 72 /* BreakKeyword */, + "case": 73 /* CaseKeyword */, + "catch": 74 /* CatchKeyword */, + "class": 75 /* ClassKeyword */, + "continue": 77 /* ContinueKeyword */, + "const": 76 /* ConstKeyword */, + "constructor": 123 /* ConstructorKeyword */, + "debugger": 78 /* DebuggerKeyword */, + "declare": 124 /* DeclareKeyword */, + "default": 79 /* DefaultKeyword */, + "delete": 80 /* DeleteKeyword */, + "do": 81 /* DoKeyword */, + "else": 82 /* ElseKeyword */, + "enum": 83 /* EnumKeyword */, + "export": 84 /* ExportKeyword */, + "extends": 85 /* ExtendsKeyword */, + "false": 86 /* FalseKeyword */, + "finally": 87 /* FinallyKeyword */, + "for": 88 /* ForKeyword */, + "from": 140 /* FromKeyword */, + "function": 89 /* FunctionKeyword */, + "get": 125 /* GetKeyword */, + "if": 90 /* IfKeyword */, + "implements": 108 /* ImplementsKeyword */, + "import": 91 /* ImportKeyword */, + "in": 92 /* InKeyword */, + "instanceof": 93 /* InstanceOfKeyword */, + "interface": 109 /* InterfaceKeyword */, + "is": 126 /* IsKeyword */, + "keyof": 127 /* KeyOfKeyword */, + "let": 110 /* LetKeyword */, + "module": 128 /* ModuleKeyword */, + "namespace": 129 /* NamespaceKeyword */, + "never": 130 /* NeverKeyword */, + "new": 94 /* NewKeyword */, + "null": 95 /* NullKeyword */, + "number": 133 /* NumberKeyword */, + "object": 134 /* ObjectKeyword */, + "package": 111 /* PackageKeyword */, + "private": 112 /* PrivateKeyword */, + "protected": 113 /* ProtectedKeyword */, + "public": 114 /* PublicKeyword */, + "readonly": 131 /* ReadonlyKeyword */, + "require": 132 /* RequireKeyword */, + "global": 141 /* GlobalKeyword */, + "return": 96 /* ReturnKeyword */, + "set": 135 /* SetKeyword */, + "static": 115 /* StaticKeyword */, + "string": 136 /* StringKeyword */, + "super": 97 /* SuperKeyword */, + "switch": 98 /* SwitchKeyword */, + "symbol": 137 /* SymbolKeyword */, + "this": 99 /* ThisKeyword */, + "throw": 100 /* ThrowKeyword */, + "true": 101 /* TrueKeyword */, + "try": 102 /* TryKeyword */, + "type": 138 /* TypeKeyword */, + "typeof": 103 /* TypeOfKeyword */, + "undefined": 139 /* UndefinedKeyword */, + "var": 104 /* VarKeyword */, + "void": 105 /* VoidKeyword */, + "while": 106 /* WhileKeyword */, + "with": 107 /* WithKeyword */, + "yield": 116 /* YieldKeyword */, + "async": 120 /* AsyncKeyword */, + "await": 121 /* AwaitKeyword */, + "of": 142 /* OfKeyword */, + "{": 17 /* OpenBraceToken */, + "}": 18 /* CloseBraceToken */, + "(": 19 /* OpenParenToken */, + ")": 20 /* CloseParenToken */, + "[": 21 /* OpenBracketToken */, + "]": 22 /* CloseBracketToken */, + ".": 23 /* DotToken */, + "...": 24 /* DotDotDotToken */, + ";": 25 /* SemicolonToken */, + ",": 26 /* CommaToken */, + "<": 27 /* LessThanToken */, + ">": 29 /* GreaterThanToken */, + "<=": 30 /* LessThanEqualsToken */, + ">=": 31 /* GreaterThanEqualsToken */, + "==": 32 /* EqualsEqualsToken */, + "!=": 33 /* ExclamationEqualsToken */, + "===": 34 /* EqualsEqualsEqualsToken */, + "!==": 35 /* ExclamationEqualsEqualsToken */, + "=>": 36 /* EqualsGreaterThanToken */, + "+": 37 /* PlusToken */, + "-": 38 /* MinusToken */, + "**": 40 /* AsteriskAsteriskToken */, + "*": 39 /* AsteriskToken */, + "/": 41 /* SlashToken */, + "%": 42 /* PercentToken */, + "++": 43 /* PlusPlusToken */, + "--": 44 /* MinusMinusToken */, + "<<": 45 /* LessThanLessThanToken */, + ">": 46 /* GreaterThanGreaterThanToken */, + ">>>": 47 /* GreaterThanGreaterThanGreaterThanToken */, + "&": 48 /* AmpersandToken */, + "|": 49 /* BarToken */, + "^": 50 /* CaretToken */, + "!": 51 /* ExclamationToken */, + "~": 52 /* TildeToken */, + "&&": 53 /* AmpersandAmpersandToken */, + "||": 54 /* BarBarToken */, + "?": 55 /* QuestionToken */, + ":": 56 /* ColonToken */, + "=": 58 /* EqualsToken */, + "+=": 59 /* PlusEqualsToken */, + "-=": 60 /* MinusEqualsToken */, + "*=": 61 /* AsteriskEqualsToken */, + "**=": 62 /* AsteriskAsteriskEqualsToken */, + "/=": 63 /* SlashEqualsToken */, + "%=": 64 /* PercentEqualsToken */, + "<<=": 65 /* LessThanLessThanEqualsToken */, + ">>=": 66 /* GreaterThanGreaterThanEqualsToken */, + ">>>=": 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */, + "&=": 68 /* AmpersandEqualsToken */, + "|=": 69 /* BarEqualsToken */, + "^=": 70 /* CaretEqualsToken */, + "@": 57 /* AtToken */, }); /* As per ECMAScript Language Specification 3th Edition, Section 7.6: Identifiers @@ -4869,9 +5632,9 @@ var ts; } function makeReverseMap(source) { var result = []; - for (var name_4 in source) { - result[source[name_4]] = name_4; - } + source.forEach(function (value, name) { + result[value] = name; + }); return result; } var tokenStrings = makeReverseMap(textToToken); @@ -4881,7 +5644,7 @@ var ts; ts.tokenToString = tokenToString; /* @internal */ function stringToToken(s) { - return textToToken[s]; + return textToToken.get(s); } ts.stringToToken = stringToToken; /* @internal */ @@ -4897,6 +5660,7 @@ var ts; if (text.charCodeAt(pos) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: result.push(lineStart); lineStart = pos; @@ -4914,13 +5678,20 @@ var ts; } ts.computeLineStarts = computeLineStarts; function getPositionOfLineAndCharacter(sourceFile, line, character) { - return computePositionOfLineAndCharacter(getLineStarts(sourceFile), line, character); + return computePositionOfLineAndCharacter(getLineStarts(sourceFile), line, character, sourceFile.text); } ts.getPositionOfLineAndCharacter = getPositionOfLineAndCharacter; /* @internal */ - function computePositionOfLineAndCharacter(lineStarts, line, character) { + function computePositionOfLineAndCharacter(lineStarts, line, character, debugText) { ts.Debug.assert(line >= 0 && line < lineStarts.length); - return lineStarts[line] + character; + var res = lineStarts[line] + character; + if (line < lineStarts.length - 1) { + ts.Debug.assert(res < lineStarts[line + 1]); + } + else if (debugText !== undefined) { + ts.Debug.assert(res <= debugText.length); // Allow single character overflow for trailing newline + } + return res; } ts.computePositionOfLineAndCharacter = computePositionOfLineAndCharacter; /* @internal */ @@ -4955,11 +5726,10 @@ var ts; return computeLineAndCharacterOfPosition(getLineStarts(sourceFile), position); } ts.getLineAndCharacterOfPosition = getLineAndCharacterOfPosition; - var hasOwnProperty = Object.prototype.hasOwnProperty; - function isWhiteSpace(ch) { + function isWhiteSpaceLike(ch) { return isWhiteSpaceSingleLine(ch) || isLineBreak(ch); } - ts.isWhiteSpace = isWhiteSpace; + ts.isWhiteSpaceLike = isWhiteSpaceLike; /** Does not include line breaks. For that, see isWhiteSpaceLike. */ function isWhiteSpaceSingleLine(ch) { // Note: nextLine is in the Zs space, and should be considered to be a whitespace. @@ -5016,6 +5786,7 @@ var ts; case 47 /* slash */: // starts of normal trivia case 60 /* lessThan */: + case 124 /* bar */: case 61 /* equals */: case 62 /* greaterThan */: // Starts of conflict marker trivia @@ -5042,6 +5813,7 @@ var ts; if (text.charCodeAt(pos + 1) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: pos++; if (stopAfterLineBreak) { @@ -5081,6 +5853,7 @@ var ts; } break; case 60 /* lessThan */: + case 124 /* bar */: case 61 /* equals */: case 62 /* greaterThan */: if (isConflictMarkerTrivia(text, pos)) { @@ -5095,7 +5868,7 @@ var ts; } break; default: - if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpace(ch))) { + if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpaceLike(ch))) { pos++; continue; } @@ -5114,7 +5887,7 @@ var ts; if (pos === 0 || isLineBreak(text.charCodeAt(pos - 1))) { var ch = text.charCodeAt(pos); if ((pos + mergeConflictMarkerLength) < text.length) { - for (var i = 0, n = mergeConflictMarkerLength; i < n; i++) { + for (var i = 0; i < mergeConflictMarkerLength; i++) { if (text.charCodeAt(pos + i) !== ch) { return false; } @@ -5137,12 +5910,12 @@ var ts; } } else { - ts.Debug.assert(ch === 61 /* equals */); - // Consume everything from the start of the mid-conflict marker to the start of the next - // end-conflict marker. + ts.Debug.assert(ch === 124 /* bar */ || ch === 61 /* equals */); + // Consume everything from the start of a ||||||| or ======= marker to the start + // of the next ======= or >>>>>>> marker. while (pos < len) { - var ch_1 = text.charCodeAt(pos); - if (ch_1 === 62 /* greaterThan */ && isConflictMarkerTrivia(text, pos)) { + var currentChar = text.charCodeAt(pos); + if ((currentChar === 61 /* equals */ || currentChar === 62 /* greaterThan */) && currentChar !== ch && isConflictMarkerTrivia(text, pos)) { break; } pos++; @@ -5196,6 +5969,7 @@ var ts; if (text.charCodeAt(pos + 1) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: pos++; if (trailing) { @@ -5256,7 +6030,7 @@ var ts; } break scan; default: - if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpace(ch))) { + if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpaceLike(ch))) { if (hasPendingCommentRange && isLineBreak(ch)) { pendingHasTrailingNewLine = true; } @@ -5291,22 +6065,23 @@ var ts; if (!comments) { comments = []; } - comments.push({ pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine, kind: kind }); + comments.push({ kind: kind, pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine }); return comments; } function getLeadingCommentRanges(text, pos) { - return reduceEachLeadingCommentRange(text, pos, appendCommentRange, undefined, undefined); + return reduceEachLeadingCommentRange(text, pos, appendCommentRange, /*state*/ undefined, /*initial*/ undefined); } ts.getLeadingCommentRanges = getLeadingCommentRanges; function getTrailingCommentRanges(text, pos) { - return reduceEachTrailingCommentRange(text, pos, appendCommentRange, undefined, undefined); + return reduceEachTrailingCommentRange(text, pos, appendCommentRange, /*state*/ undefined, /*initial*/ undefined); } ts.getTrailingCommentRanges = getTrailingCommentRanges; /** Optionally, get the shebang */ function getShebang(text) { - return shebangTriviaRegex.test(text) - ? shebangTriviaRegex.exec(text)[0] - : undefined; + var match = shebangTriviaRegex.exec(text); + if (match) { + return match[0]; + } } ts.getShebang = getShebang; function isIdentifierStart(ch, languageVersion) { @@ -5326,7 +6101,7 @@ var ts; if (!isIdentifierStart(name.charCodeAt(0), languageVersion)) { return false; } - for (var i = 1, n = name.length; i < n; i++) { + for (var i = 1; i < name.length; i++) { if (!isIdentifierPart(name.charCodeAt(i), languageVersion)) { return false; } @@ -5350,6 +6125,7 @@ var ts; var precedingLineBreak; var hasExtendedUnicodeEscape; var tokenIsUnterminated; + var numericLiteralFlags; setText(text, start, length); return { getStartPos: function () { return startPos; }, @@ -5360,9 +6136,10 @@ var ts; getTokenValue: function () { return tokenValue; }, hasExtendedUnicodeEscape: function () { return hasExtendedUnicodeEscape; }, hasPrecedingLineBreak: function () { return precedingLineBreak; }, - isIdentifier: function () { return token === 70 /* Identifier */ || token > 106 /* LastReservedWord */; }, - isReservedWord: function () { return token >= 71 /* FirstReservedWord */ && token <= 106 /* LastReservedWord */; }, + isIdentifier: function () { return token === 71 /* Identifier */ || token > 107 /* LastReservedWord */; }, + isReservedWord: function () { return token >= 72 /* FirstReservedWord */ && token <= 107 /* LastReservedWord */; }, isUnterminated: function () { return tokenIsUnterminated; }, + getNumericLiteralFlags: function () { return numericLiteralFlags; }, reScanGreaterToken: reScanGreaterToken, reScanSlashToken: reScanSlashToken, reScanTemplateToken: reScanTemplateToken, @@ -5399,6 +6176,7 @@ var ts; var end = pos; if (text.charCodeAt(pos) === 69 /* E */ || text.charCodeAt(pos) === 101 /* e */) { pos++; + numericLiteralFlags = 2 /* Scientific */; if (text.charCodeAt(pos) === 43 /* plus */ || text.charCodeAt(pos) === 45 /* minus */) pos++; if (isDigit(text.charCodeAt(pos))) { @@ -5509,7 +6287,7 @@ var ts; contents += text.substring(start, pos); tokenIsUnterminated = true; error(ts.Diagnostics.Unterminated_template_literal); - resultingToken = startedWithBacktick ? 12 /* NoSubstitutionTemplateLiteral */ : 15 /* TemplateTail */; + resultingToken = startedWithBacktick ? 13 /* NoSubstitutionTemplateLiteral */ : 16 /* TemplateTail */; break; } var currChar = text.charCodeAt(pos); @@ -5517,14 +6295,14 @@ var ts; if (currChar === 96 /* backtick */) { contents += text.substring(start, pos); pos++; - resultingToken = startedWithBacktick ? 12 /* NoSubstitutionTemplateLiteral */ : 15 /* TemplateTail */; + resultingToken = startedWithBacktick ? 13 /* NoSubstitutionTemplateLiteral */ : 16 /* TemplateTail */; break; } // '${' if (currChar === 36 /* $ */ && pos + 1 < end && text.charCodeAt(pos + 1) === 123 /* openBrace */) { contents += text.substring(start, pos); pos += 2; - resultingToken = startedWithBacktick ? 13 /* TemplateHead */ : 14 /* TemplateMiddle */; + resultingToken = startedWithBacktick ? 14 /* TemplateHead */ : 15 /* TemplateMiddle */; break; } // Escape character @@ -5597,7 +6375,7 @@ var ts; if (pos < end && text.charCodeAt(pos) === 10 /* lineFeed */) { pos++; } - // fall through + // falls through case 10 /* lineFeed */: case 8232 /* lineSeparator */: case 8233 /* paragraphSeparator */: @@ -5698,11 +6476,14 @@ var ts; var len = tokenValue.length; if (len >= 2 && len <= 11) { var ch = tokenValue.charCodeAt(0); - if (ch >= 97 /* a */ && ch <= 122 /* z */ && hasOwnProperty.call(textToToken, tokenValue)) { - return token = textToToken[tokenValue]; + if (ch >= 97 /* a */ && ch <= 122 /* z */) { + token = textToToken.get(tokenValue); + if (token !== undefined) { + return token; + } } } - return token = 70 /* Identifier */; + return token = 71 /* Identifier */; } function scanBinaryOrOctalDigits(base) { ts.Debug.assert(base === 2 || base === 8, "Expected either base 2 or base 8"); @@ -5731,6 +6512,7 @@ var ts; hasExtendedUnicodeEscape = false; precedingLineBreak = false; tokenIsUnterminated = false; + numericLiteralFlags = 0; while (true) { tokenPos = pos; if (pos >= end) { @@ -5782,12 +6564,12 @@ var ts; case 33 /* exclamation */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 34 /* ExclamationEqualsEqualsToken */; + return pos += 3, token = 35 /* ExclamationEqualsEqualsToken */; } - return pos += 2, token = 32 /* ExclamationEqualsToken */; + return pos += 2, token = 33 /* ExclamationEqualsToken */; } pos++; - return token = 50 /* ExclamationToken */; + return token = 51 /* ExclamationToken */; case 34 /* doubleQuote */: case 39 /* singleQuote */: tokenValue = scanString(); @@ -5796,68 +6578,68 @@ var ts; return token = scanTemplateAndSetTokenValue(); case 37 /* percent */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 63 /* PercentEqualsToken */; + return pos += 2, token = 64 /* PercentEqualsToken */; } pos++; - return token = 41 /* PercentToken */; + return token = 42 /* PercentToken */; case 38 /* ampersand */: if (text.charCodeAt(pos + 1) === 38 /* ampersand */) { - return pos += 2, token = 52 /* AmpersandAmpersandToken */; + return pos += 2, token = 53 /* AmpersandAmpersandToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 67 /* AmpersandEqualsToken */; + return pos += 2, token = 68 /* AmpersandEqualsToken */; } pos++; - return token = 47 /* AmpersandToken */; + return token = 48 /* AmpersandToken */; case 40 /* openParen */: pos++; - return token = 18 /* OpenParenToken */; + return token = 19 /* OpenParenToken */; case 41 /* closeParen */: pos++; - return token = 19 /* CloseParenToken */; + return token = 20 /* CloseParenToken */; case 42 /* asterisk */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 60 /* AsteriskEqualsToken */; + return pos += 2, token = 61 /* AsteriskEqualsToken */; } if (text.charCodeAt(pos + 1) === 42 /* asterisk */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 61 /* AsteriskAsteriskEqualsToken */; + return pos += 3, token = 62 /* AsteriskAsteriskEqualsToken */; } - return pos += 2, token = 39 /* AsteriskAsteriskToken */; + return pos += 2, token = 40 /* AsteriskAsteriskToken */; } pos++; - return token = 38 /* AsteriskToken */; + return token = 39 /* AsteriskToken */; case 43 /* plus */: if (text.charCodeAt(pos + 1) === 43 /* plus */) { - return pos += 2, token = 42 /* PlusPlusToken */; + return pos += 2, token = 43 /* PlusPlusToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 58 /* PlusEqualsToken */; + return pos += 2, token = 59 /* PlusEqualsToken */; } pos++; - return token = 36 /* PlusToken */; + return token = 37 /* PlusToken */; case 44 /* comma */: pos++; - return token = 25 /* CommaToken */; + return token = 26 /* CommaToken */; case 45 /* minus */: if (text.charCodeAt(pos + 1) === 45 /* minus */) { - return pos += 2, token = 43 /* MinusMinusToken */; + return pos += 2, token = 44 /* MinusMinusToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 59 /* MinusEqualsToken */; + return pos += 2, token = 60 /* MinusEqualsToken */; } pos++; - return token = 37 /* MinusToken */; + return token = 38 /* MinusToken */; case 46 /* dot */: if (isDigit(text.charCodeAt(pos + 1))) { tokenValue = scanNumber(); return token = 8 /* NumericLiteral */; } if (text.charCodeAt(pos + 1) === 46 /* dot */ && text.charCodeAt(pos + 2) === 46 /* dot */) { - return pos += 3, token = 23 /* DotDotDotToken */; + return pos += 3, token = 24 /* DotDotDotToken */; } pos++; - return token = 22 /* DotToken */; + return token = 23 /* DotToken */; case 47 /* slash */: // Single-line comment if (text.charCodeAt(pos + 1) === 47 /* slash */) { @@ -5880,13 +6662,13 @@ var ts; pos += 2; var commentClosed = false; while (pos < end) { - var ch_2 = text.charCodeAt(pos); - if (ch_2 === 42 /* asterisk */ && text.charCodeAt(pos + 1) === 47 /* slash */) { + var ch_1 = text.charCodeAt(pos); + if (ch_1 === 42 /* asterisk */ && text.charCodeAt(pos + 1) === 47 /* slash */) { pos += 2; commentClosed = true; break; } - if (isLineBreak(ch_2)) { + if (isLineBreak(ch_1)) { precedingLineBreak = true; } pos++; @@ -5903,10 +6685,10 @@ var ts; } } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 62 /* SlashEqualsToken */; + return pos += 2, token = 63 /* SlashEqualsToken */; } pos++; - return token = 40 /* SlashToken */; + return token = 41 /* SlashToken */; case 48 /* _0 */: if (pos + 2 < end && (text.charCodeAt(pos + 1) === 88 /* X */ || text.charCodeAt(pos + 1) === 120 /* x */)) { pos += 2; @@ -5916,6 +6698,7 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 8 /* HexSpecifier */; return token = 8 /* NumericLiteral */; } else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 66 /* B */ || text.charCodeAt(pos + 1) === 98 /* b */)) { @@ -5926,6 +6709,7 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 16 /* BinarySpecifier */; return token = 8 /* NumericLiteral */; } else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 79 /* O */ || text.charCodeAt(pos + 1) === 111 /* o */)) { @@ -5936,16 +6720,19 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 32 /* OctalSpecifier */; return token = 8 /* NumericLiteral */; } // Try to parse as an octal if (pos + 1 < end && isOctalDigit(text.charCodeAt(pos + 1))) { tokenValue = "" + scanOctalDigits(); + numericLiteralFlags = 4 /* Octal */; return token = 8 /* NumericLiteral */; } // This fall-through is a deviation from the EcmaScript grammar. The grammar says that a leading zero // can only be followed by an octal digit, a dot, or the end of the number literal. However, we are being // permissive and allowing decimal digits of the form 08* and 09* (which many browsers also do). + // falls through case 49 /* _1 */: case 50 /* _2 */: case 51 /* _3 */: @@ -5959,10 +6746,10 @@ var ts; return token = 8 /* NumericLiteral */; case 58 /* colon */: pos++; - return token = 55 /* ColonToken */; + return token = 56 /* ColonToken */; case 59 /* semicolon */: pos++; - return token = 24 /* SemicolonToken */; + return token = 25 /* SemicolonToken */; case 60 /* lessThan */: if (isConflictMarkerTrivia(text, pos)) { pos = scanConflictMarkerTrivia(text, pos, error); @@ -5975,20 +6762,20 @@ var ts; } if (text.charCodeAt(pos + 1) === 60 /* lessThan */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 64 /* LessThanLessThanEqualsToken */; + return pos += 3, token = 65 /* LessThanLessThanEqualsToken */; } - return pos += 2, token = 44 /* LessThanLessThanToken */; + return pos += 2, token = 45 /* LessThanLessThanToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 29 /* LessThanEqualsToken */; + return pos += 2, token = 30 /* LessThanEqualsToken */; } if (languageVariant === 1 /* JSX */ && text.charCodeAt(pos + 1) === 47 /* slash */ && text.charCodeAt(pos + 2) !== 42 /* asterisk */) { - return pos += 2, token = 27 /* LessThanSlashToken */; + return pos += 2, token = 28 /* LessThanSlashToken */; } pos++; - return token = 26 /* LessThanToken */; + return token = 27 /* LessThanToken */; case 61 /* equals */: if (isConflictMarkerTrivia(text, pos)) { pos = scanConflictMarkerTrivia(text, pos, error); @@ -6001,15 +6788,15 @@ var ts; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 33 /* EqualsEqualsEqualsToken */; + return pos += 3, token = 34 /* EqualsEqualsEqualsToken */; } - return pos += 2, token = 31 /* EqualsEqualsToken */; + return pos += 2, token = 32 /* EqualsEqualsToken */; } if (text.charCodeAt(pos + 1) === 62 /* greaterThan */) { - return pos += 2, token = 35 /* EqualsGreaterThanToken */; + return pos += 2, token = 36 /* EqualsGreaterThanToken */; } pos++; - return token = 57 /* EqualsToken */; + return token = 58 /* EqualsToken */; case 62 /* greaterThan */: if (isConflictMarkerTrivia(text, pos)) { pos = scanConflictMarkerTrivia(text, pos, error); @@ -6021,43 +6808,52 @@ var ts; } } pos++; - return token = 28 /* GreaterThanToken */; + return token = 29 /* GreaterThanToken */; case 63 /* question */: pos++; - return token = 54 /* QuestionToken */; + return token = 55 /* QuestionToken */; case 91 /* openBracket */: pos++; - return token = 20 /* OpenBracketToken */; + return token = 21 /* OpenBracketToken */; case 93 /* closeBracket */: pos++; - return token = 21 /* CloseBracketToken */; + return token = 22 /* CloseBracketToken */; case 94 /* caret */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 69 /* CaretEqualsToken */; + return pos += 2, token = 70 /* CaretEqualsToken */; } pos++; - return token = 49 /* CaretToken */; + return token = 50 /* CaretToken */; case 123 /* openBrace */: pos++; - return token = 16 /* OpenBraceToken */; + return token = 17 /* OpenBraceToken */; case 124 /* bar */: + if (isConflictMarkerTrivia(text, pos)) { + pos = scanConflictMarkerTrivia(text, pos, error); + if (skipTrivia) { + continue; + } + else { + return token = 7 /* ConflictMarkerTrivia */; + } + } if (text.charCodeAt(pos + 1) === 124 /* bar */) { - return pos += 2, token = 53 /* BarBarToken */; + return pos += 2, token = 54 /* BarBarToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 68 /* BarEqualsToken */; + return pos += 2, token = 69 /* BarEqualsToken */; } pos++; - return token = 48 /* BarToken */; + return token = 49 /* BarToken */; case 125 /* closeBrace */: pos++; - return token = 17 /* CloseBraceToken */; + return token = 18 /* CloseBraceToken */; case 126 /* tilde */: pos++; - return token = 51 /* TildeToken */; + return token = 52 /* TildeToken */; case 64 /* at */: pos++; - return token = 56 /* AtToken */; + return token = 57 /* AtToken */; case 92 /* backslash */: var cookedChar = peekUnicodeEscape(); if (cookedChar >= 0 && isIdentifierStart(cookedChar, languageVersion)) { @@ -6095,29 +6891,29 @@ var ts; } } function reScanGreaterToken() { - if (token === 28 /* GreaterThanToken */) { + if (token === 29 /* GreaterThanToken */) { if (text.charCodeAt(pos) === 62 /* greaterThan */) { if (text.charCodeAt(pos + 1) === 62 /* greaterThan */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */; + return pos += 3, token = 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */; } - return pos += 2, token = 46 /* GreaterThanGreaterThanGreaterThanToken */; + return pos += 2, token = 47 /* GreaterThanGreaterThanGreaterThanToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 65 /* GreaterThanGreaterThanEqualsToken */; + return pos += 2, token = 66 /* GreaterThanGreaterThanEqualsToken */; } pos++; - return token = 45 /* GreaterThanGreaterThanToken */; + return token = 46 /* GreaterThanGreaterThanToken */; } if (text.charCodeAt(pos) === 61 /* equals */) { pos++; - return token = 30 /* GreaterThanEqualsToken */; + return token = 31 /* GreaterThanEqualsToken */; } } return token; } function reScanSlashToken() { - if (token === 40 /* SlashToken */ || token === 62 /* SlashEqualsToken */) { + if (token === 41 /* SlashToken */ || token === 63 /* SlashEqualsToken */) { var p = tokenPos + 1; var inEscape = false; var inCharacterClass = false; @@ -6162,7 +6958,7 @@ var ts; } pos = p; tokenValue = text.substring(tokenPos, pos); - token = 11 /* RegularExpressionLiteral */; + token = 12 /* RegularExpressionLiteral */; } return token; } @@ -6170,7 +6966,7 @@ var ts; * Unconditionally back up and scan a template expression portion. */ function reScanTemplateToken() { - ts.Debug.assert(token === 17 /* CloseBraceToken */, "'reScanTemplateToken' should only be called on a '}'"); + ts.Debug.assert(token === 18 /* CloseBraceToken */, "'reScanTemplateToken' should only be called on a '}'"); pos = tokenPos; return token = scanTemplateAndSetTokenValue(); } @@ -6187,23 +6983,46 @@ var ts; if (char === 60 /* lessThan */) { if (text.charCodeAt(pos + 1) === 47 /* slash */) { pos += 2; - return token = 27 /* LessThanSlashToken */; + return token = 28 /* LessThanSlashToken */; } pos++; - return token = 26 /* LessThanToken */; + return token = 27 /* LessThanToken */; } if (char === 123 /* openBrace */) { pos++; - return token = 16 /* OpenBraceToken */; + return token = 17 /* OpenBraceToken */; } + // First non-whitespace character on this line. + var firstNonWhitespace = 0; + // These initial values are special because the first line is: + // firstNonWhitespace = 0 to indicate that we want leading whitspace, while (pos < end) { - pos++; char = text.charCodeAt(pos); - if ((char === 123 /* openBrace */) || (char === 60 /* lessThan */)) { + if (char === 123 /* openBrace */) { break; } + if (char === 60 /* lessThan */) { + if (isConflictMarkerTrivia(text, pos)) { + pos = scanConflictMarkerTrivia(text, pos, error); + return token = 7 /* ConflictMarkerTrivia */; + } + break; + } + // FirstNonWhitespace is 0, then we only see whitespaces so far. If we see a linebreak, we want to ignore that whitespaces. + // i.e (- : whitespace) + //
---- + //
becomes
+ // + //
----
becomes
----
+ if (isLineBreak(char) && firstNonWhitespace === 0) { + firstNonWhitespace = -1; + } + else if (!isWhiteSpaceLike(char)) { + firstNonWhitespace = pos; + } + pos++; } - return token = 10 /* JsxText */; + return firstNonWhitespace === -1 ? 11 /* JsxTextAllWhiteSpaces */ : 10 /* JsxText */; } // Scans a JSX identifier; these differ from normal identifiers in that // they allow dashes @@ -6253,42 +7072,48 @@ var ts; return token = 5 /* WhitespaceTrivia */; case 64 /* at */: pos++; - return token = 56 /* AtToken */; + return token = 57 /* AtToken */; case 10 /* lineFeed */: case 13 /* carriageReturn */: pos++; return token = 4 /* NewLineTrivia */; case 42 /* asterisk */: pos++; - return token = 38 /* AsteriskToken */; + return token = 39 /* AsteriskToken */; case 123 /* openBrace */: pos++; - return token = 16 /* OpenBraceToken */; + return token = 17 /* OpenBraceToken */; case 125 /* closeBrace */: pos++; - return token = 17 /* CloseBraceToken */; + return token = 18 /* CloseBraceToken */; case 91 /* openBracket */: pos++; - return token = 20 /* OpenBracketToken */; + return token = 21 /* OpenBracketToken */; case 93 /* closeBracket */: pos++; - return token = 21 /* CloseBracketToken */; + return token = 22 /* CloseBracketToken */; + case 60 /* lessThan */: + pos++; + return token = 27 /* LessThanToken */; + case 62 /* greaterThan */: + pos++; + return token = 29 /* GreaterThanToken */; case 61 /* equals */: pos++; - return token = 57 /* EqualsToken */; + return token = 58 /* EqualsToken */; case 44 /* comma */: pos++; - return token = 25 /* CommaToken */; + return token = 26 /* CommaToken */; case 46 /* dot */: pos++; - return token = 22 /* DotToken */; + return token = 23 /* DotToken */; } if (isIdentifierStart(ch, 5 /* Latest */)) { pos++; while (isIdentifierPart(text.charCodeAt(pos), 5 /* Latest */) && pos < end) { pos++; } - return token = 70 /* Identifier */; + return token = 71 /* Identifier */; } else { return pos += 1, token = 0 /* Unknown */; @@ -6378,6 +7203,8 @@ var ts; /* @internal */ var ts; (function (ts) { + ts.emptyArray = []; + ts.emptyMap = ts.createMap(); ts.externalHelpersModuleNameText = "tslib"; function getDeclarationOfKind(symbol, kind) { var declarations = symbol.declarations; @@ -6392,86 +7219,84 @@ var ts; return undefined; } ts.getDeclarationOfKind = getDeclarationOfKind; - // Pool writers to avoid needing to allocate them for every symbol we write. - var stringWriters = []; - function getSingleLineStringWriter() { - if (stringWriters.length === 0) { - var str_1 = ""; - var writeText = function (text) { return str_1 += text; }; - return { - string: function () { return str_1; }, - writeKeyword: writeText, - writeOperator: writeText, - writePunctuation: writeText, - writeSpace: writeText, - writeStringLiteral: writeText, - writeParameter: writeText, - writeProperty: writeText, - writeSymbol: writeText, - // Completely ignore indentation for string writers. And map newlines to - // a single space. - writeLine: function () { return str_1 += " "; }, - increaseIndent: ts.noop, - decreaseIndent: ts.noop, - clear: function () { return str_1 = ""; }, - trackSymbol: ts.noop, - reportInaccessibleThisError: ts.noop - }; - } - return stringWriters.pop(); + var stringWriter = createSingleLineStringWriter(); + function createSingleLineStringWriter() { + var str = ""; + var writeText = function (text) { return str += text; }; + return { + string: function () { return str; }, + writeKeyword: writeText, + writeOperator: writeText, + writePunctuation: writeText, + writeSpace: writeText, + writeStringLiteral: writeText, + writeParameter: writeText, + writeProperty: writeText, + writeSymbol: writeText, + // Completely ignore indentation for string writers. And map newlines to + // a single space. + writeLine: function () { return str += " "; }, + increaseIndent: ts.noop, + decreaseIndent: ts.noop, + clear: function () { return str = ""; }, + trackSymbol: ts.noop, + reportInaccessibleThisError: ts.noop, + reportPrivateInBaseOfClassExpression: ts.noop, + }; } - ts.getSingleLineStringWriter = getSingleLineStringWriter; - function releaseStringWriter(writer) { - writer.clear(); - stringWriters.push(writer); + function usingSingleLineStringWriter(action) { + var oldString = stringWriter.string(); + try { + action(stringWriter); + return stringWriter.string(); + } + finally { + stringWriter.clear(); + stringWriter.writeKeyword(oldString); + } } - ts.releaseStringWriter = releaseStringWriter; + ts.usingSingleLineStringWriter = usingSingleLineStringWriter; function getFullWidth(node) { return node.end - node.pos; } ts.getFullWidth = getFullWidth; - function hasResolvedModule(sourceFile, moduleNameText) { - return !!(sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules[moduleNameText]); - } - ts.hasResolvedModule = hasResolvedModule; function getResolvedModule(sourceFile, moduleNameText) { - return hasResolvedModule(sourceFile, moduleNameText) ? sourceFile.resolvedModules[moduleNameText] : undefined; + return sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules.get(moduleNameText); } ts.getResolvedModule = getResolvedModule; function setResolvedModule(sourceFile, moduleNameText, resolvedModule) { if (!sourceFile.resolvedModules) { sourceFile.resolvedModules = ts.createMap(); } - sourceFile.resolvedModules[moduleNameText] = resolvedModule; + sourceFile.resolvedModules.set(moduleNameText, resolvedModule); } ts.setResolvedModule = setResolvedModule; function setResolvedTypeReferenceDirective(sourceFile, typeReferenceDirectiveName, resolvedTypeReferenceDirective) { if (!sourceFile.resolvedTypeReferenceDirectiveNames) { sourceFile.resolvedTypeReferenceDirectiveNames = ts.createMap(); } - sourceFile.resolvedTypeReferenceDirectiveNames[typeReferenceDirectiveName] = resolvedTypeReferenceDirective; + sourceFile.resolvedTypeReferenceDirectiveNames.set(typeReferenceDirectiveName, resolvedTypeReferenceDirective); } ts.setResolvedTypeReferenceDirective = setResolvedTypeReferenceDirective; - /* @internal */ function moduleResolutionIsEqualTo(oldResolution, newResolution) { return oldResolution.isExternalLibraryImport === newResolution.isExternalLibraryImport && oldResolution.extension === newResolution.extension && - oldResolution.resolvedFileName === newResolution.resolvedFileName; + oldResolution.resolvedFileName === newResolution.resolvedFileName && + packageIdIsEqual(oldResolution.packageId, newResolution.packageId); } ts.moduleResolutionIsEqualTo = moduleResolutionIsEqualTo; - /* @internal */ + function packageIdIsEqual(a, b) { + return a === b || a && b && a.name === b.name && a.subModuleName === b.subModuleName && a.version === b.version; + } function typeDirectiveIsEqualTo(oldResolution, newResolution) { return oldResolution.resolvedFileName === newResolution.resolvedFileName && oldResolution.primary === newResolution.primary; } ts.typeDirectiveIsEqualTo = typeDirectiveIsEqualTo; - /* @internal */ function hasChangesInResolutions(names, newResolutions, oldResolutions, comparer) { - if (names.length !== newResolutions.length) { - return false; - } + ts.Debug.assert(names.length === newResolutions.length); for (var i = 0; i < names.length; i++) { var newResolution = newResolutions[i]; - var oldResolution = oldResolutions && oldResolutions[names[i]]; + var oldResolution = oldResolutions && oldResolutions.get(names[i]); var changed = oldResolution ? !newResolution || !comparer(oldResolution, newResolution) : newResolution; @@ -6506,7 +7331,7 @@ var ts; } } function getSourceFileOfNode(node) { - while (node && node.kind !== 261 /* SourceFile */) { + while (node && node.kind !== 265 /* SourceFile */) { node = node.parent; } return node; @@ -6514,11 +7339,11 @@ var ts; ts.getSourceFileOfNode = getSourceFileOfNode; function isStatementWithLocals(node) { switch (node.kind) { - case 204 /* Block */: - case 232 /* CaseBlock */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 207 /* Block */: + case 235 /* CaseBlock */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: return true; } return false; @@ -6536,14 +7361,6 @@ var ts; return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")"; } ts.nodePosToString = nodePosToString; - function getStartPosOfNode(node) { - return node.pos; - } - ts.getStartPosOfNode = getStartPosOfNode; - function isDefined(value) { - return value !== undefined; - } - ts.isDefined = isDefined; function getEndLinePosition(line, sourceFile) { ts.Debug.assert(line >= 0); var lineStarts = ts.getLineStarts(sourceFile); @@ -6593,36 +7410,54 @@ var ts; return !nodeIsMissing(node); } ts.nodeIsPresent = nodeIsPresent; + /** + * Determine if the given comment is a triple-slash + * + * @return true if the comment is a triple-slash comment else false + */ + function isRecognizedTripleSlashComment(text, commentPos, commentEnd) { + // Verify this is /// comment, but do the regexp match only when we first can find /// in the comment text + // so that we don't end up computing comment string and doing match for all // comments + if (text.charCodeAt(commentPos + 1) === 47 /* slash */ && + commentPos + 2 < commentEnd && + text.charCodeAt(commentPos + 2) === 47 /* slash */) { + var textSubStr = text.substring(commentPos, commentEnd); + return textSubStr.match(ts.fullTripleSlashReferencePathRegEx) || + textSubStr.match(ts.fullTripleSlashAMDReferencePathRegEx) || + textSubStr.match(fullTripleSlashReferenceTypeReferenceDirectiveRegEx) || + textSubStr.match(defaultLibReferenceRegEx) ? + true : false; + } + return false; + } + ts.isRecognizedTripleSlashComment = isRecognizedTripleSlashComment; + function isPinnedComment(text, comment) { + return text.charCodeAt(comment.pos + 1) === 42 /* asterisk */ && + text.charCodeAt(comment.pos + 2) === 33 /* exclamation */; + } + ts.isPinnedComment = isPinnedComment; function getTokenPosOfNode(node, sourceFile, includeJsDoc) { // With nodes that have no width (i.e. 'Missing' nodes), we actually *don't* // want to skip trivia because this will launch us forward to the next token. if (nodeIsMissing(node)) { return node.pos; } - if (isJSDocNode(node)) { + if (ts.isJSDocNode(node)) { return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos, /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); } - if (includeJsDoc && node.jsDoc && node.jsDoc.length > 0) { + if (includeJsDoc && ts.hasJSDocNodes(node)) { return getTokenPosOfNode(node.jsDoc[0]); } // For a syntax list, it is possible that one of its children has JSDocComment nodes, while // the syntax list itself considers them as normal trivia. Therefore if we simply skip // trivia for the list, we may have skipped the JSDocComment as well. So we should process its // first child to determine the actual position of its first token. - if (node.kind === 292 /* SyntaxList */ && node._children.length > 0) { + if (node.kind === 286 /* SyntaxList */ && node._children.length > 0) { return getTokenPosOfNode(node._children[0], sourceFile, includeJsDoc); } return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos); } ts.getTokenPosOfNode = getTokenPosOfNode; - function isJSDocNode(node) { - return node.kind >= 262 /* FirstJSDocNode */ && node.kind <= 288 /* LastJSDocNode */; - } - ts.isJSDocNode = isJSDocNode; - function isJSDocTag(node) { - return node.kind >= 278 /* FirstJSDocTagNode */ && node.kind <= 291 /* LastJSDocTagNode */; - } - ts.isJSDocTag = isJSDocTag; function getNonDecoratorTokenPosOfNode(node, sourceFile) { if (nodeIsMissing(node) || !node.decorators) { return getTokenPosOfNode(node, sourceFile); @@ -6651,66 +7486,76 @@ var ts; return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node, includeTrivia); } ts.getTextOfNode = getTextOfNode; - function getLiteralText(node, sourceFile, languageVersion) { - // Any template literal or string literal with an extended escape - // (e.g. "\u{0067}") will need to be downleveled as a escaped string literal. - if (languageVersion < 2 /* ES2015 */ && (isTemplateLiteralKind(node.kind) || node.hasExtendedUnicodeEscape)) { - return getQuotedEscapedLiteralText('"', node.text, '"'); - } + /** + * Note: it is expected that the `nodeArray` and the `node` are within the same file. + * For example, searching for a `SourceFile` in a `SourceFile[]` wouldn't work. + */ + function indexOfNode(nodeArray, node) { + return ts.binarySearch(nodeArray, node, compareNodePos); + } + ts.indexOfNode = indexOfNode; + function compareNodePos(_a, _b) { + var aPos = _a.pos; + var bPos = _b.pos; + return aPos < bPos ? -1 /* LessThan */ : bPos < aPos ? 1 /* GreaterThan */ : 0 /* EqualTo */; + } + /** + * Gets flags that control emit behavior of a node. + */ + function getEmitFlags(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.flags; + } + ts.getEmitFlags = getEmitFlags; + function getLiteralText(node, sourceFile) { // If we don't need to downlevel and we can reach the original source text using // the node's parent reference, then simply get the text as it was originally written. if (!nodeIsSynthesized(node) && node.parent) { - var text = getSourceTextOfNodeFromSourceFile(sourceFile, node); - if (languageVersion < 2 /* ES2015 */ && isBinaryOrOctalIntegerLiteral(node, text)) { - return node.text; - } - return text; + return getSourceTextOfNodeFromSourceFile(sourceFile, node); } + var escapeText = getEmitFlags(node) & 16777216 /* NoAsciiEscaping */ ? escapeString : escapeNonAsciiString; // If we can't reach the original source text, use the canonical form if it's a number, - // or an escaped quoted form of the original text if it's string-like. + // or a (possibly escaped) quoted form of the original text if it's string-like. switch (node.kind) { case 9 /* StringLiteral */: - return getQuotedEscapedLiteralText('"', node.text, '"'); - case 12 /* NoSubstitutionTemplateLiteral */: - return getQuotedEscapedLiteralText("`", node.text, "`"); - case 13 /* TemplateHead */: - return getQuotedEscapedLiteralText("`", node.text, "${"); - case 14 /* TemplateMiddle */: - return getQuotedEscapedLiteralText("}", node.text, "${"); - case 15 /* TemplateTail */: - return getQuotedEscapedLiteralText("}", node.text, "`"); + if (node.singleQuote) { + return "'" + escapeText(node.text, 39 /* singleQuote */) + "'"; + } + else { + return '"' + escapeText(node.text, 34 /* doubleQuote */) + '"'; + } + case 13 /* NoSubstitutionTemplateLiteral */: + return "`" + escapeText(node.text, 96 /* backtick */) + "`"; + case 14 /* TemplateHead */: + return "`" + escapeText(node.text, 96 /* backtick */) + "${"; + case 15 /* TemplateMiddle */: + return "}" + escapeText(node.text, 96 /* backtick */) + "${"; + case 16 /* TemplateTail */: + return "}" + escapeText(node.text, 96 /* backtick */) + "`"; case 8 /* NumericLiteral */: + case 12 /* RegularExpressionLiteral */: return node.text; } ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for."); } ts.getLiteralText = getLiteralText; - function isBinaryOrOctalIntegerLiteral(node, text) { - if (node.kind === 8 /* NumericLiteral */ && text.length > 1) { - switch (text.charCodeAt(1)) { - case 98 /* b */: - case 66 /* B */: - case 111 /* o */: - case 79 /* O */: - return true; - } - } - return false; - } - ts.isBinaryOrOctalIntegerLiteral = isBinaryOrOctalIntegerLiteral; - function getQuotedEscapedLiteralText(leftQuote, text, rightQuote) { - return leftQuote + escapeNonAsciiCharacters(escapeString(text)) + rightQuote; + function getTextOfConstantValue(value) { + return ts.isString(value) ? '"' + escapeNonAsciiString(value) + '"' : "" + value; } + ts.getTextOfConstantValue = getTextOfConstantValue; // Add an extra underscore to identifiers that start with two underscores to avoid issues with magic names like '__proto__' + function escapeLeadingUnderscores(identifier) { + return (identifier.length >= 2 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ ? "_" + identifier : identifier); + } + ts.escapeLeadingUnderscores = escapeLeadingUnderscores; + /** + * @deprecated Use `id.escapedText` to get the escaped text of an Identifier. + * @param identifier The identifier to escape + */ function escapeIdentifier(identifier) { - return identifier.length >= 2 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ ? "_" + identifier : identifier; + return identifier; } ts.escapeIdentifier = escapeIdentifier; - // Remove extra underscore from escaped identifier - function unescapeIdentifier(identifier) { - return identifier.length >= 3 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ && identifier.charCodeAt(2) === 95 /* _ */ ? identifier.substr(1) : identifier; - } - ts.unescapeIdentifier = unescapeIdentifier; // Make an identifier from an external module name by extracting the string after the last "/" and replacing // all non-alphanumeric characters with underscores function makeIdentifierFromModuleName(moduleName) { @@ -6724,27 +7569,35 @@ var ts; ts.isBlockOrCatchScoped = isBlockOrCatchScoped; function isCatchClauseVariableDeclarationOrBindingElement(declaration) { var node = getRootDeclaration(declaration); - return node.kind === 223 /* VariableDeclaration */ && node.parent.kind === 256 /* CatchClause */; + return node.kind === 226 /* VariableDeclaration */ && node.parent.kind === 260 /* CatchClause */; } ts.isCatchClauseVariableDeclarationOrBindingElement = isCatchClauseVariableDeclarationOrBindingElement; function isAmbientModule(node) { - return node && node.kind === 230 /* ModuleDeclaration */ && + return node && node.kind === 233 /* ModuleDeclaration */ && (node.name.kind === 9 /* StringLiteral */ || isGlobalScopeAugmentation(node)); } ts.isAmbientModule = isAmbientModule; - /** Given a symbol for a module, checks that it is either an untyped import or a shorthand ambient module. */ + function isModuleWithStringLiteralName(node) { + return ts.isModuleDeclaration(node) && node.name.kind === 9 /* StringLiteral */; + } + ts.isModuleWithStringLiteralName = isModuleWithStringLiteralName; + function isNonGlobalAmbientModule(node) { + return ts.isModuleDeclaration(node) && ts.isStringLiteral(node.name); + } + ts.isNonGlobalAmbientModule = isNonGlobalAmbientModule; + /** Given a symbol for a module, checks that it is a shorthand ambient module. */ function isShorthandAmbientModuleSymbol(moduleSymbol) { return isShorthandAmbientModule(moduleSymbol.valueDeclaration); } ts.isShorthandAmbientModuleSymbol = isShorthandAmbientModuleSymbol; function isShorthandAmbientModule(node) { // The only kind of module that can be missing a body is a shorthand ambient module. - return node.kind === 230 /* ModuleDeclaration */ && (!node.body); + return node && node.kind === 233 /* ModuleDeclaration */ && (!node.body); } function isBlockScopedContainerTopLevel(node) { - return node.kind === 261 /* SourceFile */ || - node.kind === 230 /* ModuleDeclaration */ || - isFunctionLike(node); + return node.kind === 265 /* SourceFile */ || + node.kind === 233 /* ModuleDeclaration */ || + ts.isFunctionLike(node); } ts.isBlockScopedContainerTopLevel = isBlockScopedContainerTopLevel; function isGlobalScopeAugmentation(module) { @@ -6759,9 +7612,9 @@ var ts; return false; } switch (node.parent.kind) { - case 261 /* SourceFile */: + case 265 /* SourceFile */: return ts.isExternalModule(node.parent); - case 231 /* ModuleBlock */: + case 234 /* ModuleBlock */: return isAmbientModule(node.parent.parent) && !ts.isExternalModule(node.parent.parent.parent); } return false; @@ -6771,31 +7624,71 @@ var ts; return ts.isExternalModule(node) || compilerOptions.isolatedModules; } ts.isEffectiveExternalModule = isEffectiveExternalModule; + /* @internal */ function isBlockScope(node, parentNode) { switch (node.kind) { - case 261 /* SourceFile */: - case 232 /* CaseBlock */: - case 256 /* CatchClause */: - case 230 /* ModuleDeclaration */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 265 /* SourceFile */: + case 235 /* CaseBlock */: + case 260 /* CatchClause */: + case 233 /* ModuleDeclaration */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 152 /* Constructor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: return true; - case 204 /* Block */: + case 207 /* Block */: // function block is not considered block-scope container // see comment in binder.ts: bind(...), case for SyntaxKind.Block - return parentNode && !isFunctionLike(parentNode); + return parentNode && !ts.isFunctionLike(parentNode); } return false; } ts.isBlockScope = isBlockScope; + function isDeclarationWithTypeParameters(node) { + switch (node.kind) { + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 150 /* MethodSignature */: + case 157 /* IndexSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 273 /* JSDocFunctionType */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 282 /* JSDocTemplateTag */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return true; + default: + ts.assertTypeIsNever(node); + return false; + } + } + ts.isDeclarationWithTypeParameters = isDeclarationWithTypeParameters; + /* @internal */ + function isAnyImportSyntax(node) { + switch (node.kind) { + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + return true; + default: + return false; + } + } + ts.isAnyImportSyntax = isAnyImportSyntax; // Gets the nearest enclosing block scope container that has the provided node // as a descendant, that is not the provided node. function getEnclosingBlockScopeContainer(node) { @@ -6815,16 +7708,20 @@ var ts; return getFullWidth(name) === 0 ? "(Missing)" : getTextOfNode(name); } ts.declarationNameToString = declarationNameToString; + function getNameFromIndexInfo(info) { + return info.declaration ? declarationNameToString(info.declaration.parameters[0].name) : undefined; + } + ts.getNameFromIndexInfo = getNameFromIndexInfo; function getTextOfPropertyName(name) { switch (name.kind) { - case 70 /* Identifier */: - return name.text; + case 71 /* Identifier */: + return name.escapedText; case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - return name.text; - case 142 /* ComputedPropertyName */: + return escapeLeadingUnderscores(name.text); + case 144 /* ComputedPropertyName */: if (isStringOrNumericLiteral(name.expression)) { - return name.expression.text; + return escapeLeadingUnderscores(name.expression.text); } } return undefined; @@ -6832,11 +7729,11 @@ var ts; ts.getTextOfPropertyName = getTextOfPropertyName; function entityNameToString(name) { switch (name.kind) { - case 70 /* Identifier */: - return getFullWidth(name) === 0 ? unescapeIdentifier(name.text) : getTextOfNode(name); - case 141 /* QualifiedName */: + case 71 /* Identifier */: + return getFullWidth(name) === 0 ? ts.idText(name) : getTextOfNode(name); + case 143 /* QualifiedName */: return entityNameToString(name.left) + "." + entityNameToString(name.right); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: return entityNameToString(name.expression) + "." + entityNameToString(name.name); } } @@ -6873,7 +7770,7 @@ var ts; ts.getSpanOfTokenAtPosition = getSpanOfTokenAtPosition; function getErrorSpanForArrowFunction(sourceFile, node) { var pos = ts.skipTrivia(sourceFile.text, node.pos); - if (node.body && node.body.kind === 204 /* Block */) { + if (node.body && node.body.kind === 207 /* Block */) { var startLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.pos).line; var endLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.end).line; if (startLine < endLine) { @@ -6887,7 +7784,7 @@ var ts; function getErrorSpanForNode(sourceFile, node) { var errorNode = node; switch (node.kind) { - case 261 /* SourceFile */: + case 265 /* SourceFile */: var pos_1 = ts.skipTrivia(sourceFile.text, 0, /*stopAfterLineBreak*/ false); if (pos_1 === sourceFile.text.length) { // file is empty - return span for the beginning of the file @@ -6896,23 +7793,23 @@ var ts; return getSpanOfTokenAtPosition(sourceFile, pos_1); // This list is a work in progress. Add missing node kinds to improve their error // spans. - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 228 /* TypeAliasDeclaration */: + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 233 /* ModuleDeclaration */: + case 232 /* EnumDeclaration */: + case 264 /* EnumMember */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 231 /* TypeAliasDeclaration */: errorNode = node.name; break; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return getErrorSpanForArrowFunction(sourceFile, node); } if (errorNode === undefined) { @@ -6930,12 +7827,8 @@ var ts; return (file.externalModuleIndicator || file.commonJsModuleIndicator) !== undefined; } ts.isExternalOrCommonJsModule = isExternalOrCommonJsModule; - function isDeclarationFile(file) { - return file.isDeclarationFile; - } - ts.isDeclarationFile = isDeclarationFile; function isConstEnumDeclaration(node) { - return node.kind === 229 /* EnumDeclaration */ && isConst(node); + return node.kind === 232 /* EnumDeclaration */ && isConst(node); } ts.isConstEnumDeclaration = isConstEnumDeclaration; function isConst(node) { @@ -6948,29 +7841,30 @@ var ts; } ts.isLet = isLet; function isSuperCall(n) { - return n.kind === 179 /* CallExpression */ && n.expression.kind === 96 /* SuperKeyword */; + return n.kind === 181 /* CallExpression */ && n.expression.kind === 97 /* SuperKeyword */; } ts.isSuperCall = isSuperCall; + function isImportCall(n) { + return n.kind === 181 /* CallExpression */ && n.expression.kind === 91 /* ImportKeyword */; + } + ts.isImportCall = isImportCall; function isPrologueDirective(node) { - return node.kind === 207 /* ExpressionStatement */ + return node.kind === 210 /* ExpressionStatement */ && node.expression.kind === 9 /* StringLiteral */; } ts.isPrologueDirective = isPrologueDirective; function getLeadingCommentRangesOfNode(node, sourceFileOfNode) { - return ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos); + return node.kind !== 10 /* JsxText */ ? ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos) : undefined; } ts.getLeadingCommentRangesOfNode = getLeadingCommentRangesOfNode; - function getLeadingCommentRangesOfNodeFromText(node, text) { - return ts.getLeadingCommentRanges(text, node.pos); - } - ts.getLeadingCommentRangesOfNodeFromText = getLeadingCommentRangesOfNodeFromText; function getJSDocCommentRanges(node, text) { - var commentRanges = (node.kind === 144 /* Parameter */ || - node.kind === 143 /* TypeParameter */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 185 /* ArrowFunction */) ? + var commentRanges = (node.kind === 146 /* Parameter */ || + node.kind === 145 /* TypeParameter */ || + node.kind === 186 /* FunctionExpression */ || + node.kind === 187 /* ArrowFunction */ || + node.kind === 185 /* ParenthesizedExpression */) ? ts.concatenate(ts.getTrailingCommentRanges(text, node.pos), ts.getLeadingCommentRanges(text, node.pos)) : - getLeadingCommentRangesOfNodeFromText(node, text); + ts.getLeadingCommentRanges(text, node.pos); // True if the comment starts with '/**' but not if it is '/**/' return ts.filter(commentRanges, function (comment) { return text.charCodeAt(comment.pos + 1) === 42 /* asterisk */ && @@ -6980,82 +7874,84 @@ var ts; } ts.getJSDocCommentRanges = getJSDocCommentRanges; ts.fullTripleSlashReferencePathRegEx = /^(\/\/\/\s*/; - ts.fullTripleSlashReferenceTypeReferenceDirectiveRegEx = /^(\/\/\/\s*/; + var fullTripleSlashReferenceTypeReferenceDirectiveRegEx = /^(\/\/\/\s*/; ts.fullTripleSlashAMDReferencePathRegEx = /^(\/\/\/\s*/; + var defaultLibReferenceRegEx = /^(\/\/\/\s*/; function isPartOfTypeNode(node) { - if (156 /* FirstTypeNode */ <= node.kind && node.kind <= 171 /* LastTypeNode */) { + if (158 /* FirstTypeNode */ <= node.kind && node.kind <= 173 /* LastTypeNode */) { return true; } switch (node.kind) { - case 118 /* AnyKeyword */: - case 132 /* NumberKeyword */: - case 134 /* StringKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 137 /* UndefinedKeyword */: - case 129 /* NeverKeyword */: + case 119 /* AnyKeyword */: + case 133 /* NumberKeyword */: + case 136 /* StringKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 139 /* UndefinedKeyword */: + case 130 /* NeverKeyword */: return true; - case 104 /* VoidKeyword */: - return node.parent.kind !== 188 /* VoidExpression */; - case 199 /* ExpressionWithTypeArguments */: + case 105 /* VoidKeyword */: + return node.parent.kind !== 190 /* VoidExpression */; + case 201 /* ExpressionWithTypeArguments */: return !isExpressionWithTypeArgumentsInClassExtendsClause(node); // Identifiers and qualified names may be type nodes, depending on their context. Climb // above them to find the lowest container - case 70 /* Identifier */: + case 71 /* Identifier */: // If the identifier is the RHS of a qualified name, then it's a type iff its parent is. - if (node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node) { + if (node.parent.kind === 143 /* QualifiedName */ && node.parent.right === node) { node = node.parent; } - else if (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node) { + else if (node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.name === node) { node = node.parent; } // At this point, node is either a qualified name or an identifier - ts.Debug.assert(node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */ || node.kind === 177 /* PropertyAccessExpression */, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'."); - case 141 /* QualifiedName */: - case 177 /* PropertyAccessExpression */: - case 98 /* ThisKeyword */: - var parent_1 = node.parent; - if (parent_1.kind === 160 /* TypeQuery */) { + ts.Debug.assert(node.kind === 71 /* Identifier */ || node.kind === 143 /* QualifiedName */ || node.kind === 179 /* PropertyAccessExpression */, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'."); + // falls through + case 143 /* QualifiedName */: + case 179 /* PropertyAccessExpression */: + case 99 /* ThisKeyword */: + var parent = node.parent; + if (parent.kind === 162 /* TypeQuery */) { return false; } // Do not recursively call isPartOfTypeNode on the parent. In the example: // // let a: A.B.C; // - // Calling isPartOfTypeNode would consider the qualified name A.B a type node. Only C or - // A.B.C is a type node. - if (156 /* FirstTypeNode */ <= parent_1.kind && parent_1.kind <= 171 /* LastTypeNode */) { + // Calling isPartOfTypeNode would consider the qualified name A.B a type node. + // Only C and A.B.C are type nodes. + if (158 /* FirstTypeNode */ <= parent.kind && parent.kind <= 173 /* LastTypeNode */) { return true; } - switch (parent_1.kind) { - case 199 /* ExpressionWithTypeArguments */: - return !isExpressionWithTypeArgumentsInClassExtendsClause(parent_1); - case 143 /* TypeParameter */: - return node === parent_1.constraint; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 144 /* Parameter */: - case 223 /* VariableDeclaration */: - return node === parent_1.type; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return node === parent_1.type; - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - return node === parent_1.type; - case 182 /* TypeAssertionExpression */: - return node === parent_1.type; - case 179 /* CallExpression */: - case 180 /* NewExpression */: - return parent_1.typeArguments && ts.indexOf(parent_1.typeArguments, node) >= 0; - case 181 /* TaggedTemplateExpression */: + switch (parent.kind) { + case 201 /* ExpressionWithTypeArguments */: + return !isExpressionWithTypeArgumentsInClassExtendsClause(parent); + case 145 /* TypeParameter */: + return node === parent.constraint; + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 146 /* Parameter */: + case 226 /* VariableDeclaration */: + return node === parent.type; + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 152 /* Constructor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return node === parent.type; + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + return node === parent.type; + case 184 /* TypeAssertionExpression */: + return node === parent.type; + case 181 /* CallExpression */: + case 182 /* NewExpression */: + return parent.typeArguments && ts.indexOf(parent.typeArguments, node) >= 0; + case 183 /* TaggedTemplateExpression */: // TODO (drosen): TaggedTemplateExpressions may eventually support type arguments. return false; } @@ -7063,43 +7959,39 @@ var ts; return false; } ts.isPartOfTypeNode = isPartOfTypeNode; - function isChildOfLiteralType(node) { + function isChildOfNodeWithKind(node, kind) { while (node) { - if (node.kind === 171 /* LiteralType */) { + if (node.kind === kind) { return true; } node = node.parent; } return false; } - ts.isChildOfLiteralType = isChildOfLiteralType; - function isPrefixUnaryExpression(node) { - return node.kind === 190 /* PrefixUnaryExpression */; - } - ts.isPrefixUnaryExpression = isPrefixUnaryExpression; + ts.isChildOfNodeWithKind = isChildOfNodeWithKind; // Warning: This has the same semantics as the forEach family of functions, // in that traversal terminates in the event that 'visitor' supplies a truthy value. function forEachReturnStatement(body, visitor) { return traverse(body); function traverse(node) { switch (node.kind) { - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: return visitor(node); - case 232 /* CaseBlock */: - case 204 /* Block */: - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 217 /* WithStatement */: - case 218 /* SwitchStatement */: - case 253 /* CaseClause */: - case 254 /* DefaultClause */: - case 219 /* LabeledStatement */: - case 221 /* TryStatement */: - case 256 /* CatchClause */: + case 235 /* CaseBlock */: + case 207 /* Block */: + case 211 /* IfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 220 /* WithStatement */: + case 221 /* SwitchStatement */: + case 257 /* CaseClause */: + case 258 /* DefaultClause */: + case 222 /* LabeledStatement */: + case 224 /* TryStatement */: + case 260 /* CatchClause */: return ts.forEachChild(node, traverse); } } @@ -7109,29 +8001,30 @@ var ts; return traverse(body); function traverse(node) { switch (node.kind) { - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: visitor(node); var operand = node.expression; if (operand) { traverse(operand); } - case 229 /* EnumDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + return; + case 232 /* EnumDeclaration */: + case 230 /* InterfaceDeclaration */: + case 233 /* ModuleDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: // These are not allowed inside a generator now, but eventually they may be allowed // as local types. Regardless, any yield statements contained within them should be // skipped in this traversal. return; default: - if (isFunctionLike(node)) { - var name_5 = node.name; - if (name_5 && name_5.kind === 142 /* ComputedPropertyName */) { + if (ts.isFunctionLike(node)) { + var name = node.name; + if (name && name.kind === 144 /* ComputedPropertyName */) { // Note that we will not include methods/accessors of a class because they would require // first descending into the class. This is by design. - traverse(name_5.expression); + traverse(name.expression); return; } } @@ -7151,10 +8044,10 @@ var ts; * @param node The type node. */ function getRestParameterElementType(node) { - if (node && node.kind === 162 /* ArrayType */) { + if (node && node.kind === 164 /* ArrayType */) { return node.elementType; } - else if (node && node.kind === 157 /* TypeReference */) { + else if (node && node.kind === 159 /* TypeReference */) { return ts.singleOrUndefined(node.typeArguments); } else { @@ -7165,92 +8058,58 @@ var ts; function isVariableLike(node) { if (node) { switch (node.kind) { - case 174 /* BindingElement */: - case 260 /* EnumMember */: - case 144 /* Parameter */: - case 257 /* PropertyAssignment */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 258 /* ShorthandPropertyAssignment */: - case 223 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 264 /* EnumMember */: + case 146 /* Parameter */: + case 261 /* PropertyAssignment */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 262 /* ShorthandPropertyAssignment */: + case 226 /* VariableDeclaration */: return true; } } return false; } ts.isVariableLike = isVariableLike; - function isAccessor(node) { - return node && (node.kind === 151 /* GetAccessor */ || node.kind === 152 /* SetAccessor */); - } - ts.isAccessor = isAccessor; - function isClassLike(node) { - return node && (node.kind === 226 /* ClassDeclaration */ || node.kind === 197 /* ClassExpression */); - } - ts.isClassLike = isClassLike; - function isFunctionLike(node) { - return node && isFunctionLikeKind(node.kind); - } - ts.isFunctionLike = isFunctionLike; - function isFunctionLikeKind(kind) { - switch (kind) { - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - return true; - } - return false; - } - ts.isFunctionLikeKind = isFunctionLikeKind; function introducesArgumentsExoticObject(node) { switch (node.kind) { - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: return true; } return false; } ts.introducesArgumentsExoticObject = introducesArgumentsExoticObject; - function isIterationStatement(node, lookInLabeledStatements) { - switch (node.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - return true; - case 219 /* LabeledStatement */: - return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements); + function unwrapInnermostStatementOfLabel(node, beforeUnwrapLabelCallback) { + while (true) { + if (beforeUnwrapLabelCallback) { + beforeUnwrapLabelCallback(node); + } + if (node.statement.kind !== 222 /* LabeledStatement */) { + return node.statement; + } + node = node.statement; } - return false; } - ts.isIterationStatement = isIterationStatement; + ts.unwrapInnermostStatementOfLabel = unwrapInnermostStatementOfLabel; function isFunctionBlock(node) { - return node && node.kind === 204 /* Block */ && isFunctionLike(node.parent); + return node && node.kind === 207 /* Block */ && ts.isFunctionLike(node.parent); } ts.isFunctionBlock = isFunctionBlock; function isObjectLiteralMethod(node) { - return node && node.kind === 149 /* MethodDeclaration */ && node.parent.kind === 176 /* ObjectLiteralExpression */; + return node && node.kind === 151 /* MethodDeclaration */ && node.parent.kind === 178 /* ObjectLiteralExpression */; } ts.isObjectLiteralMethod = isObjectLiteralMethod; function isObjectLiteralOrClassExpressionMethod(node) { - return node.kind === 149 /* MethodDeclaration */ && - (node.parent.kind === 176 /* ObjectLiteralExpression */ || - node.parent.kind === 197 /* ClassExpression */); + return node.kind === 151 /* MethodDeclaration */ && + (node.parent.kind === 178 /* ObjectLiteralExpression */ || + node.parent.kind === 199 /* ClassExpression */); } ts.isObjectLiteralOrClassExpressionMethod = isObjectLiteralOrClassExpressionMethod; function isIdentifierTypePredicate(predicate) { @@ -7261,22 +8120,21 @@ var ts; return predicate && predicate.kind === 0 /* This */; } ts.isThisTypePredicate = isThisTypePredicate; - function getContainingFunction(node) { - while (true) { - node = node.parent; - if (!node || isFunctionLike(node)) { - return node; + function getPropertyAssignment(objectLiteral, key, key2) { + return ts.filter(objectLiteral.properties, function (property) { + if (property.kind === 261 /* PropertyAssignment */) { + var propName = getTextOfPropertyName(property.name); + return key === propName || (key2 && key2 === propName); } - } + }); + } + ts.getPropertyAssignment = getPropertyAssignment; + function getContainingFunction(node) { + return ts.findAncestor(node.parent, ts.isFunctionLike); } ts.getContainingFunction = getContainingFunction; function getContainingClass(node) { - while (true) { - node = node.parent; - if (!node || isClassLike(node)) { - return node; - } - } + return ts.findAncestor(node.parent, ts.isClassLike); } ts.getContainingClass = getContainingClass; function getThisContainer(node, includeArrowFunctions) { @@ -7286,12 +8144,12 @@ var ts; return undefined; } switch (node.kind) { - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: // If the grandparent node is an object literal (as opposed to a class), // then the computed property is not a 'this' container. // A computed property name in a class needs to be a this container // so that we can error on it. - if (isClassLike(node.parent.parent)) { + if (ts.isClassLike(node.parent.parent)) { return node; } // If this is a computed property, then the parent should not @@ -7301,52 +8159,65 @@ var ts; // the *body* of the container. node = node.parent; break; - case 145 /* Decorator */: + case 147 /* Decorator */: // Decorators are always applied outside of the body of a class or method. - if (node.parent.kind === 144 /* Parameter */ && isClassElement(node.parent.parent)) { + if (node.parent.kind === 146 /* Parameter */ && ts.isClassElement(node.parent.parent)) { // If the decorator's parent is a Parameter, we resolve the this container from // the grandparent class declaration. node = node.parent.parent; } - else if (isClassElement(node.parent)) { + else if (ts.isClassElement(node.parent)) { // If the decorator's parent is a class element, we resolve the 'this' container // from the parent class declaration. node = node.parent; } break; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: if (!includeArrowFunctions) { continue; } - // Fall through - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 230 /* ModuleDeclaration */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 229 /* EnumDeclaration */: - case 261 /* SourceFile */: + // falls through + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 233 /* ModuleDeclaration */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 232 /* EnumDeclaration */: + case 265 /* SourceFile */: return node; } } } ts.getThisContainer = getThisContainer; + function getNewTargetContainer(node) { + var container = getThisContainer(node, /*includeArrowFunctions*/ false); + if (container) { + switch (container.kind) { + case 152 /* Constructor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + return container; + } + } + return undefined; + } + ts.getNewTargetContainer = getNewTargetContainer; /** - * Given an super call/property node, returns the closest node where - * - a super call/property access is legal in the node and not legal in the parent node the node. - * i.e. super call is legal in constructor but not legal in the class body. - * - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher) - * - a super call/property is definitely illegal in the container (but might be legal in some subnode) - * i.e. super property access is illegal in function declaration but can be legal in the statement list - */ + * Given an super call/property node, returns the closest node where + * - a super call/property access is legal in the node and not legal in the parent node the node. + * i.e. super call is legal in constructor but not legal in the class body. + * - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher) + * - a super call/property is definitely illegal in the container (but might be legal in some subnode) + * i.e. super property access is illegal in function declaration but can be legal in the statement list + */ function getSuperContainer(node, stopOnFunctions) { while (true) { node = node.parent; @@ -7354,31 +8225,32 @@ var ts; return node; } switch (node.kind) { - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: node = node.parent; break; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: if (!stopOnFunctions) { continue; } - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + // falls through + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return node; - case 145 /* Decorator */: + case 147 /* Decorator */: // Decorators are always applied outside of the body of a class or method. - if (node.parent.kind === 144 /* Parameter */ && isClassElement(node.parent.parent)) { + if (node.parent.kind === 146 /* Parameter */ && ts.isClassElement(node.parent.parent)) { // If the decorator's parent is a Parameter, we resolve the this container from // the grandparent class declaration. node = node.parent.parent; } - else if (isClassElement(node.parent)) { + else if (ts.isClassElement(node.parent)) { // If the decorator's parent is a class element, we resolve the 'this' container // from the parent class declaration. node = node.parent; @@ -7389,15 +8261,15 @@ var ts; } ts.getSuperContainer = getSuperContainer; function getImmediatelyInvokedFunctionExpression(func) { - if (func.kind === 184 /* FunctionExpression */ || func.kind === 185 /* ArrowFunction */) { + if (func.kind === 186 /* FunctionExpression */ || func.kind === 187 /* ArrowFunction */) { var prev = func; - var parent_2 = func.parent; - while (parent_2.kind === 183 /* ParenthesizedExpression */) { - prev = parent_2; - parent_2 = parent_2.parent; + var parent = func.parent; + while (parent.kind === 185 /* ParenthesizedExpression */) { + prev = parent; + parent = parent.parent; } - if (parent_2.kind === 179 /* CallExpression */ && parent_2.expression === prev) { - return parent_2; + if (parent.kind === 181 /* CallExpression */ && parent.expression === prev) { + return parent; } } } @@ -7407,67 +8279,57 @@ var ts; */ function isSuperProperty(node) { var kind = node.kind; - return (kind === 177 /* PropertyAccessExpression */ || kind === 178 /* ElementAccessExpression */) - && node.expression.kind === 96 /* SuperKeyword */; + return (kind === 179 /* PropertyAccessExpression */ || kind === 180 /* ElementAccessExpression */) + && node.expression.kind === 97 /* SuperKeyword */; } ts.isSuperProperty = isSuperProperty; function getEntityNameFromTypeNode(node) { switch (node.kind) { - case 157 /* TypeReference */: - case 272 /* JSDocTypeReference */: + case 159 /* TypeReference */: return node.typeName; - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return isEntityNameExpression(node.expression) ? node.expression : undefined; - case 70 /* Identifier */: - case 141 /* QualifiedName */: + case 71 /* Identifier */: + case 143 /* QualifiedName */: return node; } return undefined; } ts.getEntityNameFromTypeNode = getEntityNameFromTypeNode; - function isCallLikeExpression(node) { - switch (node.kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 181 /* TaggedTemplateExpression */: - case 145 /* Decorator */: - return true; - default: - return false; - } - } - ts.isCallLikeExpression = isCallLikeExpression; function getInvokedExpression(node) { - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (node.kind === 183 /* TaggedTemplateExpression */) { return node.tag; } + else if (ts.isJsxOpeningLikeElement(node)) { + return node.tagName; + } // Will either be a CallExpression, NewExpression, or Decorator. return node.expression; } ts.getInvokedExpression = getInvokedExpression; function nodeCanBeDecorated(node) { switch (node.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: // classes are valid targets return true; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: // property declarations are valid if their parent is a class declaration. - return node.parent.kind === 226 /* ClassDeclaration */; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: + return node.parent.kind === 229 /* ClassDeclaration */; + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 151 /* MethodDeclaration */: // if this method has a body and its parent is a class declaration, this is a valid target. return node.body !== undefined - && node.parent.kind === 226 /* ClassDeclaration */; - case 144 /* Parameter */: + && node.parent.kind === 229 /* ClassDeclaration */; + case 146 /* Parameter */: // if the parameter's parent has a body and its grandparent is a class declaration, this is a valid target; return node.parent.body !== undefined - && (node.parent.kind === 150 /* Constructor */ - || node.parent.kind === 149 /* MethodDeclaration */ - || node.parent.kind === 152 /* SetAccessor */) - && node.parent.parent.kind === 226 /* ClassDeclaration */; + && (node.parent.kind === 152 /* Constructor */ + || node.parent.kind === 151 /* MethodDeclaration */ + || node.parent.kind === 154 /* SetAccessor */) + && node.parent.parent.kind === 229 /* ClassDeclaration */; } return false; } @@ -7483,19 +8345,19 @@ var ts; ts.nodeOrChildIsDecorated = nodeOrChildIsDecorated; function childIsDecorated(node) { switch (node.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return ts.forEach(node.members, nodeOrChildIsDecorated); - case 149 /* MethodDeclaration */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 154 /* SetAccessor */: return ts.forEach(node.parameters, nodeIsDecorated); } } ts.childIsDecorated = childIsDecorated; function isJSXTagName(node) { var parent = node.parent; - if (parent.kind === 248 /* JsxOpeningElement */ || - parent.kind === 247 /* JsxSelfClosingElement */ || - parent.kind === 249 /* JsxClosingElement */) { + if (parent.kind === 251 /* JsxOpeningElement */ || + parent.kind === 250 /* JsxSelfClosingElement */ || + parent.kind === 252 /* JsxClosingElement */) { return parent.tagName === node; } return false; @@ -7503,117 +8365,113 @@ var ts; ts.isJSXTagName = isJSXTagName; function isPartOfExpression(node) { switch (node.kind) { - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - case 11 /* RegularExpressionLiteral */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 181 /* TaggedTemplateExpression */: - case 200 /* AsExpression */: - case 182 /* TypeAssertionExpression */: - case 201 /* NonNullExpression */: - case 183 /* ParenthesizedExpression */: - case 184 /* FunctionExpression */: - case 197 /* ClassExpression */: - case 185 /* ArrowFunction */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 187 /* TypeOfExpression */: - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: - case 192 /* BinaryExpression */: - case 193 /* ConditionalExpression */: - case 196 /* SpreadElement */: - case 194 /* TemplateExpression */: - case 12 /* NoSubstitutionTemplateLiteral */: - case 198 /* OmittedExpression */: - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 195 /* YieldExpression */: - case 189 /* AwaitExpression */: + case 97 /* SuperKeyword */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: + case 12 /* RegularExpressionLiteral */: + case 177 /* ArrayLiteralExpression */: + case 178 /* ObjectLiteralExpression */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 183 /* TaggedTemplateExpression */: + case 202 /* AsExpression */: + case 184 /* TypeAssertionExpression */: + case 203 /* NonNullExpression */: + case 185 /* ParenthesizedExpression */: + case 186 /* FunctionExpression */: + case 199 /* ClassExpression */: + case 187 /* ArrowFunction */: + case 190 /* VoidExpression */: + case 188 /* DeleteExpression */: + case 189 /* TypeOfExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: + case 194 /* BinaryExpression */: + case 195 /* ConditionalExpression */: + case 198 /* SpreadElement */: + case 196 /* TemplateExpression */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 200 /* OmittedExpression */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 197 /* YieldExpression */: + case 191 /* AwaitExpression */: + case 204 /* MetaProperty */: return true; - case 141 /* QualifiedName */: - while (node.parent.kind === 141 /* QualifiedName */) { + case 143 /* QualifiedName */: + while (node.parent.kind === 143 /* QualifiedName */) { node = node.parent; } - return node.parent.kind === 160 /* TypeQuery */ || isJSXTagName(node); - case 70 /* Identifier */: - if (node.parent.kind === 160 /* TypeQuery */ || isJSXTagName(node)) { + return node.parent.kind === 162 /* TypeQuery */ || isJSXTagName(node); + case 71 /* Identifier */: + if (node.parent.kind === 162 /* TypeQuery */ || isJSXTagName(node)) { return true; } - // fall through + // falls through case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 98 /* ThisKeyword */: - var parent_3 = node.parent; - switch (parent_3.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 260 /* EnumMember */: - case 257 /* PropertyAssignment */: - case 174 /* BindingElement */: - return parent_3.initializer === node; - case 207 /* ExpressionStatement */: - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 216 /* ReturnStatement */: - case 217 /* WithStatement */: - case 218 /* SwitchStatement */: - case 253 /* CaseClause */: - case 220 /* ThrowStatement */: - case 218 /* SwitchStatement */: - return parent_3.expression === node; - case 211 /* ForStatement */: - var forStatement = parent_3; - return (forStatement.initializer === node && forStatement.initializer.kind !== 224 /* VariableDeclarationList */) || - forStatement.condition === node || - forStatement.incrementor === node; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - var forInStatement = parent_3; - return (forInStatement.initializer === node && forInStatement.initializer.kind !== 224 /* VariableDeclarationList */) || - forInStatement.expression === node; - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: - return node === parent_3.expression; - case 202 /* TemplateSpan */: - return node === parent_3.expression; - case 142 /* ComputedPropertyName */: - return node === parent_3.expression; - case 145 /* Decorator */: - case 252 /* JsxExpression */: - case 251 /* JsxSpreadAttribute */: - case 259 /* SpreadAssignment */: - return true; - case 199 /* ExpressionWithTypeArguments */: - return parent_3.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent_3); - default: - if (isPartOfExpression(parent_3)) { - return true; - } - } + case 99 /* ThisKeyword */: + return isInExpressionContext(node); + default: + return false; } - return false; } ts.isPartOfExpression = isPartOfExpression; - function isInstantiatedModule(node, preserveConstEnums) { - var moduleState = ts.getModuleInstanceState(node); - return moduleState === 1 /* Instantiated */ || - (preserveConstEnums && moduleState === 2 /* ConstEnumOnly */); + function isInExpressionContext(node) { + var parent = node.parent; + switch (parent.kind) { + case 226 /* VariableDeclaration */: + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 264 /* EnumMember */: + case 261 /* PropertyAssignment */: + case 176 /* BindingElement */: + return parent.initializer === node; + case 210 /* ExpressionStatement */: + case 211 /* IfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 219 /* ReturnStatement */: + case 220 /* WithStatement */: + case 221 /* SwitchStatement */: + case 257 /* CaseClause */: + case 223 /* ThrowStatement */: + return parent.expression === node; + case 214 /* ForStatement */: + var forStatement = parent; + return (forStatement.initializer === node && forStatement.initializer.kind !== 227 /* VariableDeclarationList */) || + forStatement.condition === node || + forStatement.incrementor === node; + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + var forInStatement = parent; + return (forInStatement.initializer === node && forInStatement.initializer.kind !== 227 /* VariableDeclarationList */) || + forInStatement.expression === node; + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: + return node === parent.expression; + case 205 /* TemplateSpan */: + return node === parent.expression; + case 144 /* ComputedPropertyName */: + return node === parent.expression; + case 147 /* Decorator */: + case 256 /* JsxExpression */: + case 255 /* JsxSpreadAttribute */: + case 263 /* SpreadAssignment */: + return true; + case 201 /* ExpressionWithTypeArguments */: + return parent.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent); + default: + return isPartOfExpression(parent); + } } - ts.isInstantiatedModule = isInstantiatedModule; + ts.isInExpressionContext = isInExpressionContext; function isExternalModuleImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 245 /* ExternalModuleReference */; + return node.kind === 237 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 248 /* ExternalModuleReference */; } ts.isExternalModuleImportEqualsDeclaration = isExternalModuleImportEqualsDeclaration; function getExternalModuleImportEqualsDeclarationExpression(node) { @@ -7622,7 +8480,7 @@ var ts; } ts.getExternalModuleImportEqualsDeclarationExpression = getExternalModuleImportEqualsDeclarationExpression; function isInternalModuleImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind !== 245 /* ExternalModuleReference */; + return node.kind === 237 /* ImportEqualsDeclaration */ && node.moduleReference.kind !== 248 /* ExternalModuleReference */; } ts.isInternalModuleImportEqualsDeclaration = isInternalModuleImportEqualsDeclaration; function isSourceFileJavaScript(file) { @@ -7633,74 +8491,111 @@ var ts; return node && !!(node.flags & 65536 /* JavaScriptFile */); } ts.isInJavaScriptFile = isInJavaScriptFile; + function isInJSDoc(node) { + return node && !!(node.flags & 1048576 /* JSDoc */); + } + ts.isInJSDoc = isInJSDoc; + function isJSDocIndexSignature(node) { + return ts.isTypeReferenceNode(node) && + ts.isIdentifier(node.typeName) && + node.typeName.escapedText === "Object" && + node.typeArguments && node.typeArguments.length === 2 && + (node.typeArguments[0].kind === 136 /* StringKeyword */ || node.typeArguments[0].kind === 133 /* NumberKeyword */); + } + ts.isJSDocIndexSignature = isJSDocIndexSignature; /** * Returns true if the node is a CallExpression to the identifier 'require' with - * exactly one argument. + * exactly one argument (of the form 'require("name")'). * This function does not test if the node is in a JavaScript file or not. - */ - function isRequireCall(expression, checkArgumentIsStringLiteral) { - // of the form 'require("name")' - var isRequire = expression.kind === 179 /* CallExpression */ && - expression.expression.kind === 70 /* Identifier */ && - expression.expression.text === "require" && - expression.arguments.length === 1; - return isRequire && (!checkArgumentIsStringLiteral || expression.arguments[0].kind === 9 /* StringLiteral */); + */ + function isRequireCall(callExpression, checkArgumentIsStringLiteral) { + if (callExpression.kind !== 181 /* CallExpression */) { + return false; + } + var _a = callExpression, expression = _a.expression, args = _a.arguments; + if (expression.kind !== 71 /* Identifier */ || expression.escapedText !== "require") { + return false; + } + if (args.length !== 1) { + return false; + } + var arg = args[0]; + return !checkArgumentIsStringLiteral || arg.kind === 9 /* StringLiteral */ || arg.kind === 13 /* NoSubstitutionTemplateLiteral */; } ts.isRequireCall = isRequireCall; function isSingleOrDoubleQuote(charCode) { return charCode === 39 /* singleQuote */ || charCode === 34 /* doubleQuote */; } ts.isSingleOrDoubleQuote = isSingleOrDoubleQuote; + function isStringDoubleQuoted(string, sourceFile) { + return getSourceTextOfNodeFromSourceFile(sourceFile, string).charCodeAt(0) === 34 /* doubleQuote */; + } + ts.isStringDoubleQuoted = isStringDoubleQuoted; /** * Returns true if the node is a variable declaration whose initializer is a function expression. * This function does not test if the node is in a JavaScript file or not. */ - function isDeclarationOfFunctionExpression(s) { - if (s.valueDeclaration && s.valueDeclaration.kind === 223 /* VariableDeclaration */) { + function isDeclarationOfFunctionOrClassExpression(s) { + if (s.valueDeclaration && s.valueDeclaration.kind === 226 /* VariableDeclaration */) { var declaration = s.valueDeclaration; - return declaration.initializer && declaration.initializer.kind === 184 /* FunctionExpression */; + return declaration.initializer && (declaration.initializer.kind === 186 /* FunctionExpression */ || declaration.initializer.kind === 199 /* ClassExpression */); } return false; } - ts.isDeclarationOfFunctionExpression = isDeclarationOfFunctionExpression; + ts.isDeclarationOfFunctionOrClassExpression = isDeclarationOfFunctionOrClassExpression; + function getRightMostAssignedExpression(node) { + while (isAssignmentExpression(node, /*excludeCompoundAssignements*/ true)) { + node = node.right; + } + return node; + } + ts.getRightMostAssignedExpression = getRightMostAssignedExpression; + function isExportsIdentifier(node) { + return ts.isIdentifier(node) && node.escapedText === "exports"; + } + ts.isExportsIdentifier = isExportsIdentifier; + function isModuleExportsPropertyAccessExpression(node) { + return ts.isPropertyAccessExpression(node) && ts.isIdentifier(node.expression) && node.expression.escapedText === "module" && node.name.escapedText === "exports"; + } + ts.isModuleExportsPropertyAccessExpression = isModuleExportsPropertyAccessExpression; /// Given a BinaryExpression, returns SpecialPropertyAssignmentKind for the various kinds of property /// assignments we treat as special in the binder - function getSpecialPropertyAssignmentKind(expression) { - if (!isInJavaScriptFile(expression)) { - return 0 /* None */; - } - if (expression.kind !== 192 /* BinaryExpression */) { + function getSpecialPropertyAssignmentKind(expr) { + if (!isInJavaScriptFile(expr)) { return 0 /* None */; } - var expr = expression; - if (expr.operatorToken.kind !== 57 /* EqualsToken */ || expr.left.kind !== 177 /* PropertyAccessExpression */) { + if (expr.operatorToken.kind !== 58 /* EqualsToken */ || expr.left.kind !== 179 /* PropertyAccessExpression */) { return 0 /* None */; } var lhs = expr.left; - if (lhs.expression.kind === 70 /* Identifier */) { + if (lhs.expression.kind === 71 /* Identifier */) { var lhsId = lhs.expression; - if (lhsId.text === "exports") { + if (lhsId.escapedText === "exports") { // exports.name = expr return 1 /* ExportsProperty */; } - else if (lhsId.text === "module" && lhs.name.text === "exports") { + else if (lhsId.escapedText === "module" && lhs.name.escapedText === "exports") { // module.exports = expr return 2 /* ModuleExports */; } + else { + // F.x = expr + return 5 /* Property */; + } } - else if (lhs.expression.kind === 98 /* ThisKeyword */) { + else if (lhs.expression.kind === 99 /* ThisKeyword */) { return 4 /* ThisProperty */; } - else if (lhs.expression.kind === 177 /* PropertyAccessExpression */) { + else if (lhs.expression.kind === 179 /* PropertyAccessExpression */) { // chained dot, e.g. x.y.z = expr; this var is the 'x.y' part var innerPropertyAccess = lhs.expression; - if (innerPropertyAccess.expression.kind === 70 /* Identifier */) { + if (innerPropertyAccess.expression.kind === 71 /* Identifier */) { // module.exports.name = expr var innerPropertyAccessIdentifier = innerPropertyAccess.expression; - if (innerPropertyAccessIdentifier.text === "module" && innerPropertyAccess.name.text === "exports") { + if (innerPropertyAccessIdentifier.escapedText === "module" && innerPropertyAccess.name.escapedText === "exports") { return 1 /* ExportsProperty */; } - if (innerPropertyAccess.name.text === "prototype") { + if (innerPropertyAccess.name.escapedText === "prototype") { return 3 /* PrototypeProperty */; } } @@ -7709,35 +8604,35 @@ var ts; } ts.getSpecialPropertyAssignmentKind = getSpecialPropertyAssignmentKind; function getExternalModuleName(node) { - if (node.kind === 235 /* ImportDeclaration */) { + if (node.kind === 238 /* ImportDeclaration */) { return node.moduleSpecifier; } - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 237 /* ImportEqualsDeclaration */) { var reference = node.moduleReference; - if (reference.kind === 245 /* ExternalModuleReference */) { + if (reference.kind === 248 /* ExternalModuleReference */) { return reference.expression; } } - if (node.kind === 241 /* ExportDeclaration */) { + if (node.kind === 244 /* ExportDeclaration */) { return node.moduleSpecifier; } - if (node.kind === 230 /* ModuleDeclaration */ && node.name.kind === 9 /* StringLiteral */) { + if (isModuleWithStringLiteralName(node)) { return node.name; } } ts.getExternalModuleName = getExternalModuleName; function getNamespaceDeclarationNode(node) { - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 237 /* ImportEqualsDeclaration */) { return node; } var importClause = node.importClause; - if (importClause && importClause.namedBindings && importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause && importClause.namedBindings && importClause.namedBindings.kind === 240 /* NamespaceImport */) { return importClause.namedBindings; } } ts.getNamespaceDeclarationNode = getNamespaceDeclarationNode; function isDefaultImport(node) { - return node.kind === 235 /* ImportDeclaration */ + return node.kind === 238 /* ImportDeclaration */ && node.importClause && !!node.importClause.name; } @@ -7745,13 +8640,13 @@ var ts; function hasQuestionToken(node) { if (node) { switch (node.kind) { - case 144 /* Parameter */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 258 /* ShorthandPropertyAssignment */: - case 257 /* PropertyAssignment */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 146 /* Parameter */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 262 /* ShorthandPropertyAssignment */: + case 261 /* PropertyAssignment */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return node.questionToken !== undefined; } } @@ -7759,44 +8654,52 @@ var ts; } ts.hasQuestionToken = hasQuestionToken; function isJSDocConstructSignature(node) { - return node.kind === 274 /* JSDocFunctionType */ && + return node.kind === 273 /* JSDocFunctionType */ && node.parameters.length > 0 && - node.parameters[0].type.kind === 276 /* JSDocConstructorType */; + node.parameters[0].name && + node.parameters[0].name.escapedText === "new"; } ts.isJSDocConstructSignature = isJSDocConstructSignature; - function getCommentsFromJSDoc(node) { - return ts.map(getJSDocs(node), function (doc) { return doc.comment; }); - } - ts.getCommentsFromJSDoc = getCommentsFromJSDoc; - function getJSDocTags(node, kind) { - var docs = getJSDocs(node); - if (docs) { - var result = []; - for (var _i = 0, docs_1 = docs; _i < docs_1.length; _i++) { - var doc = docs_1[_i]; - if (doc.kind === 281 /* JSDocParameterTag */) { - if (doc.kind === kind) { - result.push(doc); - } - } - else { - result.push.apply(result, ts.filter(doc.tags, function (tag) { return tag.kind === kind; })); - } - } - return result; - } - } - function getFirstJSDocTag(node, kind) { - return node && ts.firstOrUndefined(getJSDocTags(node, kind)); - } - function getJSDocs(node) { - var cache = node.jsDocCache; - if (!cache) { - getJSDocsWorker(node); - node.jsDocCache = cache; - } - return cache; - function getJSDocsWorker(node) { + function getAllJSDocs(node) { + if (ts.isJSDocTypedefTag(node)) { + return [node.parent]; + } + return getJSDocCommentsAndTags(node); + } + ts.getAllJSDocs = getAllJSDocs; + function getSourceOfAssignment(node) { + return ts.isExpressionStatement(node) && + node.expression && ts.isBinaryExpression(node.expression) && + node.expression.operatorToken.kind === 58 /* EqualsToken */ && + node.expression.right; + } + ts.getSourceOfAssignment = getSourceOfAssignment; + function getSingleInitializerOfVariableStatement(node, child) { + return ts.isVariableStatement(node) && + node.declarationList.declarations.length > 0 && + (!child || node.declarationList.declarations[0].initializer === child) && + node.declarationList.declarations[0].initializer; + } + ts.getSingleInitializerOfVariableStatement = getSingleInitializerOfVariableStatement; + function getSingleVariableOfVariableStatement(node, child) { + return ts.isVariableStatement(node) && + node.declarationList.declarations.length > 0 && + (!child || node.declarationList.declarations[0] === child) && + node.declarationList.declarations[0]; + } + ts.getSingleVariableOfVariableStatement = getSingleVariableOfVariableStatement; + function getNestedModuleDeclaration(node) { + return node.kind === 233 /* ModuleDeclaration */ && + node.body && + node.body.kind === 233 /* ModuleDeclaration */ && + node.body; + } + ts.getNestedModuleDeclaration = getNestedModuleDeclaration; + function getJSDocCommentsAndTags(node) { + var result; + getJSDocCommentsAndTagsWorker(node); + return result || ts.emptyArray; + function getJSDocCommentsAndTagsWorker(node) { var parent = node.parent; // Try to recognize this pattern when node is initializer of variable declaration and JSDoc comments are on containing variable statement. // /** @@ -7804,112 +8707,70 @@ var ts; // * @returns {number} // */ // var x = function(name) { return name.length; } - var isInitializerOfVariableDeclarationInStatement = isVariableLike(parent) && - parent.initializer === node && - parent.parent.parent.kind === 205 /* VariableStatement */; - var isVariableOfVariableDeclarationStatement = isVariableLike(node) && - parent.parent.kind === 205 /* VariableStatement */; - var variableStatementNode = isInitializerOfVariableDeclarationInStatement ? parent.parent.parent : - isVariableOfVariableDeclarationStatement ? parent.parent : - undefined; - if (variableStatementNode) { - getJSDocsWorker(variableStatementNode); - } - // Also recognize when the node is the RHS of an assignment expression - var isSourceOfAssignmentExpressionStatement = parent && parent.parent && - parent.kind === 192 /* BinaryExpression */ && - parent.operatorToken.kind === 57 /* EqualsToken */ && - parent.parent.kind === 207 /* ExpressionStatement */; - if (isSourceOfAssignmentExpressionStatement) { - getJSDocsWorker(parent.parent); - } - var isModuleDeclaration = node.kind === 230 /* ModuleDeclaration */ && - parent && parent.kind === 230 /* ModuleDeclaration */; - var isPropertyAssignmentExpression = parent && parent.kind === 257 /* PropertyAssignment */; - if (isModuleDeclaration || isPropertyAssignmentExpression) { - getJSDocsWorker(parent); + if (parent && (parent.kind === 261 /* PropertyAssignment */ || getNestedModuleDeclaration(parent))) { + getJSDocCommentsAndTagsWorker(parent); + } + if (parent && parent.parent && + (getSingleVariableOfVariableStatement(parent.parent, node) || getSourceOfAssignment(parent.parent))) { + getJSDocCommentsAndTagsWorker(parent.parent); + } + if (parent && parent.parent && parent.parent.parent && getSingleInitializerOfVariableStatement(parent.parent.parent, node)) { + getJSDocCommentsAndTagsWorker(parent.parent.parent); } // Pull parameter comments from declaring function as well - if (node.kind === 144 /* Parameter */) { - cache = ts.concatenate(cache, getJSDocParameterTags(node)); + if (node.kind === 146 /* Parameter */) { + result = ts.addRange(result, ts.getJSDocParameterTags(node)); } - if (isVariableLike(node) && node.initializer) { - cache = ts.concatenate(cache, node.initializer.jsDoc); + if (isVariableLike(node) && node.initializer && ts.hasJSDocNodes(node.initializer)) { + result = ts.addRange(result, node.initializer.jsDoc); } - cache = ts.concatenate(cache, node.jsDoc); - } - } - ts.getJSDocs = getJSDocs; - function getJSDocParameterTags(param) { - if (!isParameter(param)) { - return undefined; - } - var func = param.parent; - var tags = getJSDocTags(func, 281 /* JSDocParameterTag */); - if (!param.name) { - // this is an anonymous jsdoc param from a `function(type1, type2): type3` specification - var i = func.parameters.indexOf(param); - var paramTags = ts.filter(tags, function (tag) { return tag.kind === 281 /* JSDocParameterTag */; }); - if (paramTags && 0 <= i && i < paramTags.length) { - return [paramTags[i]]; + if (ts.hasJSDocNodes(node)) { + result = ts.addRange(result, node.jsDoc); } } - else if (param.name.kind === 70 /* Identifier */) { - var name_6 = param.name.text; - return ts.filter(tags, function (tag) { return tag.kind === 281 /* JSDocParameterTag */ && tag.parameterName.text === name_6; }); + } + ts.getJSDocCommentsAndTags = getJSDocCommentsAndTags; + /** Does the opposite of `getJSDocParameterTags`: given a JSDoc parameter, finds the parameter corresponding to it. */ + function getParameterSymbolFromJSDoc(node) { + if (node.symbol) { + return node.symbol; } - else { - // TODO: it's a destructured parameter, so it should look up an "object type" series of multiple lines - // But multi-line object types aren't supported yet either + if (!ts.isIdentifier(node.name)) { return undefined; } - } - ts.getJSDocParameterTags = getJSDocParameterTags; - function getJSDocType(node) { - var tag = getFirstJSDocTag(node, 283 /* JSDocTypeTag */); - if (!tag && node.kind === 144 /* Parameter */) { - var paramTags = getJSDocParameterTags(node); - if (paramTags) { - tag = ts.find(paramTags, function (tag) { return !!tag.typeExpression; }); - } + var name = node.name.escapedText; + var host = getJSDocHost(node); + var decl = getSourceOfAssignment(host) || + getSingleInitializerOfVariableStatement(host) || + getSingleVariableOfVariableStatement(host) || + getNestedModuleDeclaration(host) || + host; + if (decl && ts.isFunctionLike(decl)) { + var parameter = ts.find(decl.parameters, function (p) { return p.name.kind === 71 /* Identifier */ && p.name.escapedText === name; }); + return parameter && parameter.symbol; } - return tag && tag.typeExpression && tag.typeExpression.type; - } - ts.getJSDocType = getJSDocType; - function getJSDocAugmentsTag(node) { - return getFirstJSDocTag(node, 280 /* JSDocAugmentsTag */); } - ts.getJSDocAugmentsTag = getJSDocAugmentsTag; - function getJSDocReturnTag(node) { - return getFirstJSDocTag(node, 282 /* JSDocReturnTag */); + ts.getParameterSymbolFromJSDoc = getParameterSymbolFromJSDoc; + function getJSDocHost(node) { + ts.Debug.assert(node.parent.kind === 275 /* JSDocComment */); + return node.parent.parent; } - ts.getJSDocReturnTag = getJSDocReturnTag; - function getJSDocTemplateTag(node) { - return getFirstJSDocTag(node, 284 /* JSDocTemplateTag */); + ts.getJSDocHost = getJSDocHost; + function getTypeParameterFromJsDoc(node) { + var name = node.name.escapedText; + var typeParameters = node.parent.parent.parent.typeParameters; + return ts.find(typeParameters, function (p) { return p.name.escapedText === name; }); } - ts.getJSDocTemplateTag = getJSDocTemplateTag; + ts.getTypeParameterFromJsDoc = getTypeParameterFromJsDoc; function hasRestParameter(s) { - return isRestParameter(ts.lastOrUndefined(s.parameters)); + var last = ts.lastOrUndefined(s.parameters); + return last && isRestParameter(last); } ts.hasRestParameter = hasRestParameter; - function hasDeclaredRestParameter(s) { - return isDeclaredRestParam(ts.lastOrUndefined(s.parameters)); - } - ts.hasDeclaredRestParameter = hasDeclaredRestParameter; function isRestParameter(node) { - if (node && (node.flags & 65536 /* JavaScriptFile */)) { - if (node.type && node.type.kind === 275 /* JSDocVariadicType */ || - ts.forEach(getJSDocParameterTags(node), function (t) { return t.typeExpression && t.typeExpression.type.kind === 275 /* JSDocVariadicType */; })) { - return true; - } - } - return isDeclaredRestParam(node); + return node.dotDotDotToken !== undefined; } ts.isRestParameter = isRestParameter; - function isDeclaredRestParam(node) { - return node && node.dotDotDotToken !== undefined; - } - ts.isDeclaredRestParam = isDeclaredRestParam; var AssignmentKind; (function (AssignmentKind) { AssignmentKind[AssignmentKind["None"] = 0] = "None"; @@ -7920,29 +8781,33 @@ var ts; var parent = node.parent; while (true) { switch (parent.kind) { - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: var binaryOperator = parent.operatorToken.kind; return isAssignmentOperator(binaryOperator) && parent.left === node ? - binaryOperator === 57 /* EqualsToken */ ? 1 /* Definite */ : 2 /* Compound */ : + binaryOperator === 58 /* EqualsToken */ ? 1 /* Definite */ : 2 /* Compound */ : 0 /* None */; - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: var unaryOperator = parent.operator; - return unaryOperator === 42 /* PlusPlusToken */ || unaryOperator === 43 /* MinusMinusToken */ ? 2 /* Compound */ : 0 /* None */; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + return unaryOperator === 43 /* PlusPlusToken */ || unaryOperator === 44 /* MinusMinusToken */ ? 2 /* Compound */ : 0 /* None */; + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: return parent.initializer === node ? 1 /* Definite */ : 0 /* None */; - case 183 /* ParenthesizedExpression */: - case 175 /* ArrayLiteralExpression */: - case 196 /* SpreadElement */: + case 185 /* ParenthesizedExpression */: + case 177 /* ArrayLiteralExpression */: + case 198 /* SpreadElement */: node = parent; break; - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: if (parent.name !== node) { return 0 /* None */; } - // Fall through - case 257 /* PropertyAssignment */: + node = parent.parent; + break; + case 261 /* PropertyAssignment */: + if (parent.name === node) { + return 0 /* None */; + } node = parent.parent; break; default: @@ -7954,11 +8819,24 @@ var ts; ts.getAssignmentTargetKind = getAssignmentTargetKind; // A node is an assignment target if it is on the left hand side of an '=' token, if it is parented by a property // assignment in an object literal that is an assignment target, or if it is parented by an array literal that is - // an assignment target. Examples include 'a = xxx', '{ p: a } = xxx', '[{ p: a}] = xxx'. + // an assignment target. Examples include 'a = xxx', '{ p: a } = xxx', '[{ a }] = xxx'. + // (Note that `p` is not a target in the above examples, only `a`.) function isAssignmentTarget(node) { return getAssignmentTargetKind(node) !== 0 /* None */; } ts.isAssignmentTarget = isAssignmentTarget; + // a node is delete target iff. it is PropertyAccessExpression/ElementAccessExpression with parentheses skipped + function isDeleteTarget(node) { + if (node.kind !== 179 /* PropertyAccessExpression */ && node.kind !== 180 /* ElementAccessExpression */) { + return false; + } + node = node.parent; + while (node && node.kind === 185 /* ParenthesizedExpression */) { + node = node.parent; + } + return node && node.kind === 188 /* DeleteExpression */; + } + ts.isDeleteTarget = isDeleteTarget; function isNodeDescendantOf(node, ancestor) { while (node) { if (node === ancestor) @@ -7970,7 +8848,7 @@ var ts; ts.isNodeDescendantOf = isNodeDescendantOf; function isInAmbientContext(node) { while (node) { - if (hasModifier(node, 2 /* Ambient */) || (node.kind === 261 /* SourceFile */ && node.isDeclarationFile)) { + if (hasModifier(node, 2 /* Ambient */) || (node.kind === 265 /* SourceFile */ && node.isDeclarationFile)) { return true; } node = node.parent; @@ -7980,57 +8858,70 @@ var ts; ts.isInAmbientContext = isInAmbientContext; // True if the given identifier, string literal, or number literal is the name of a declaration node function isDeclarationName(name) { - if (name.kind !== 70 /* Identifier */ && name.kind !== 9 /* StringLiteral */ && name.kind !== 8 /* NumericLiteral */) { - return false; - } - var parent = name.parent; - if (parent.kind === 239 /* ImportSpecifier */ || parent.kind === 243 /* ExportSpecifier */) { - if (parent.propertyName) { - return true; - } - } - if (isDeclaration(parent)) { - return parent.name === name; + switch (name.kind) { + case 71 /* Identifier */: + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + return ts.isDeclaration(name.parent) && name.parent.name === name; + default: + return false; } - return false; } ts.isDeclarationName = isDeclarationName; + /* @internal */ + // See GH#16030 + function isAnyDeclarationName(name) { + switch (name.kind) { + case 71 /* Identifier */: + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + if (ts.isDeclaration(name.parent)) { + return name.parent.name === name; + } + var binExp = name.parent.parent; + return ts.isBinaryExpression(binExp) && getSpecialPropertyAssignmentKind(binExp) !== 0 /* None */ && ts.getNameOfDeclaration(binExp) === name; + default: + return false; + } + } + ts.isAnyDeclarationName = isAnyDeclarationName; function isLiteralComputedPropertyDeclarationName(node) { return (node.kind === 9 /* StringLiteral */ || node.kind === 8 /* NumericLiteral */) && - node.parent.kind === 142 /* ComputedPropertyName */ && - isDeclaration(node.parent.parent); + node.parent.kind === 144 /* ComputedPropertyName */ && + ts.isDeclaration(node.parent.parent); } ts.isLiteralComputedPropertyDeclarationName = isLiteralComputedPropertyDeclarationName; // Return true if the given identifier is classified as an IdentifierName function isIdentifierName(node) { var parent = node.parent; switch (parent.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 260 /* EnumMember */: - case 257 /* PropertyAssignment */: - case 177 /* PropertyAccessExpression */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 264 /* EnumMember */: + case 261 /* PropertyAssignment */: + case 179 /* PropertyAccessExpression */: // Name in member declaration or property name in property access return parent.name === node; - case 141 /* QualifiedName */: + case 143 /* QualifiedName */: // Name on right hand side of dot in a type query if (parent.right === node) { - while (parent.kind === 141 /* QualifiedName */) { + while (parent.kind === 143 /* QualifiedName */) { parent = parent.parent; } - return parent.kind === 160 /* TypeQuery */; + return parent.kind === 162 /* TypeQuery */; } return false; - case 174 /* BindingElement */: - case 239 /* ImportSpecifier */: + case 176 /* BindingElement */: + case 242 /* ImportSpecifier */: // Property name in binding element or import specifier return parent.propertyName === node; - case 243 /* ExportSpecifier */: - // Any name in an export specifier + case 246 /* ExportSpecifier */: + case 253 /* JsxAttribute */: + // Any name in an export specifier or JSX Attribute return true; } return false; @@ -8045,13 +8936,13 @@ var ts; // export = // export default function isAliasSymbolDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ || - node.kind === 233 /* NamespaceExportDeclaration */ || - node.kind === 236 /* ImportClause */ && !!node.name || - node.kind === 237 /* NamespaceImport */ || - node.kind === 239 /* ImportSpecifier */ || - node.kind === 243 /* ExportSpecifier */ || - node.kind === 240 /* ExportAssignment */ && exportAssignmentIsAlias(node); + return node.kind === 237 /* ImportEqualsDeclaration */ || + node.kind === 236 /* NamespaceExportDeclaration */ || + node.kind === 239 /* ImportClause */ && !!node.name || + node.kind === 240 /* NamespaceImport */ || + node.kind === 242 /* ImportSpecifier */ || + node.kind === 246 /* ExportSpecifier */ || + node.kind === 243 /* ExportAssignment */ && exportAssignmentIsAlias(node); } ts.isAliasSymbolDeclaration = isAliasSymbolDeclaration; function exportAssignmentIsAlias(node) { @@ -8059,17 +8950,17 @@ var ts; } ts.exportAssignmentIsAlias = exportAssignmentIsAlias; function getClassExtendsHeritageClauseElement(node) { - var heritageClause = getHeritageClause(node.heritageClauses, 84 /* ExtendsKeyword */); + var heritageClause = getHeritageClause(node.heritageClauses, 85 /* ExtendsKeyword */); return heritageClause && heritageClause.types.length > 0 ? heritageClause.types[0] : undefined; } ts.getClassExtendsHeritageClauseElement = getClassExtendsHeritageClauseElement; function getClassImplementsHeritageClauseElements(node) { - var heritageClause = getHeritageClause(node.heritageClauses, 107 /* ImplementsKeyword */); + var heritageClause = getHeritageClause(node.heritageClauses, 108 /* ImplementsKeyword */); return heritageClause ? heritageClause.types : undefined; } ts.getClassImplementsHeritageClauseElements = getClassImplementsHeritageClauseElements; function getInterfaceBaseTypeNodes(node) { - var heritageClause = getHeritageClause(node.heritageClauses, 84 /* ExtendsKeyword */); + var heritageClause = getHeritageClause(node.heritageClauses, 85 /* ExtendsKeyword */); return heritageClause ? heritageClause.types : undefined; } ts.getInterfaceBaseTypeNodes = getInterfaceBaseTypeNodes; @@ -8104,24 +8995,22 @@ var ts; ts.getAncestor = getAncestor; function getFileReferenceFromReferencePath(comment, commentRange) { var simpleReferenceRegEx = /^\/\/\/\s*/gim; + var isNoDefaultLibRegEx = new RegExp(defaultLibReferenceRegEx.source, "gim"); if (simpleReferenceRegEx.test(comment)) { if (isNoDefaultLibRegEx.test(comment)) { - return { - isNoDefaultLib: true - }; + return { isNoDefaultLib: true }; } else { var refMatchResult = ts.fullTripleSlashReferencePathRegEx.exec(comment); - var refLibResult = !refMatchResult && ts.fullTripleSlashReferenceTypeReferenceDirectiveRegEx.exec(comment); - if (refMatchResult || refLibResult) { - var start = commentRange.pos; - var end = commentRange.end; + var refLibResult = !refMatchResult && fullTripleSlashReferenceTypeReferenceDirectiveRegEx.exec(comment); + var match = refMatchResult || refLibResult; + if (match) { + var pos = commentRange.pos + match[1].length + match[2].length; return { fileReference: { - pos: start, - end: end, - fileName: (refMatchResult || refLibResult)[3] + pos: pos, + end: pos + match[3].length, + fileName: match[3] }, isNoDefaultLib: false, isTypeReferenceDirective: !!refLibResult @@ -8137,17 +9026,59 @@ var ts; } ts.getFileReferenceFromReferencePath = getFileReferenceFromReferencePath; function isKeyword(token) { - return 71 /* FirstKeyword */ <= token && token <= 140 /* LastKeyword */; + return 72 /* FirstKeyword */ <= token && token <= 142 /* LastKeyword */; } ts.isKeyword = isKeyword; function isTrivia(token) { return 2 /* FirstTriviaToken */ <= token && token <= 7 /* LastTriviaToken */; } ts.isTrivia = isTrivia; - function isAsyncFunctionLike(node) { - return isFunctionLike(node) && hasModifier(node, 256 /* Async */) && !isAccessor(node); + var FunctionFlags; + (function (FunctionFlags) { + FunctionFlags[FunctionFlags["Normal"] = 0] = "Normal"; + FunctionFlags[FunctionFlags["Generator"] = 1] = "Generator"; + FunctionFlags[FunctionFlags["Async"] = 2] = "Async"; + FunctionFlags[FunctionFlags["Invalid"] = 4] = "Invalid"; + FunctionFlags[FunctionFlags["AsyncGenerator"] = 3] = "AsyncGenerator"; + })(FunctionFlags = ts.FunctionFlags || (ts.FunctionFlags = {})); + function getFunctionFlags(node) { + if (!node) { + return 4 /* Invalid */; + } + var flags = 0 /* Normal */; + switch (node.kind) { + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + if (node.asteriskToken) { + flags |= 1 /* Generator */; + } + // falls through + case 187 /* ArrowFunction */: + if (hasModifier(node, 256 /* Async */)) { + flags |= 2 /* Async */; + } + break; + } + if (!node.body) { + flags |= 4 /* Invalid */; + } + return flags; + } + ts.getFunctionFlags = getFunctionFlags; + function isAsyncFunction(node) { + switch (node.kind) { + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + return node.body !== undefined + && node.asteriskToken === undefined + && hasModifier(node, 256 /* Async */); + } + return false; } - ts.isAsyncFunctionLike = isAsyncFunctionLike; + ts.isAsyncFunction = isAsyncFunction; function isStringOrNumericLiteral(node) { var kind = node.kind; return kind === 9 /* StringLiteral */ @@ -8162,11 +9093,12 @@ var ts; * Symbol. */ function hasDynamicName(declaration) { - return declaration.name && isDynamicName(declaration.name); + var name = ts.getNameOfDeclaration(declaration); + return name && isDynamicName(name); } ts.hasDynamicName = hasDynamicName; function isDynamicName(name) { - return name.kind === 142 /* ComputedPropertyName */ && + return name.kind === 144 /* ComputedPropertyName */ && !isStringOrNumericLiteral(name.expression) && !isWellKnownSymbolSyntactically(name.expression); } @@ -8177,26 +9109,54 @@ var ts; * where Symbol is literally the word "Symbol", and name is any identifierName */ function isWellKnownSymbolSyntactically(node) { - return isPropertyAccessExpression(node) && isESSymbolIdentifier(node.expression); + return ts.isPropertyAccessExpression(node) && isESSymbolIdentifier(node.expression); } ts.isWellKnownSymbolSyntactically = isWellKnownSymbolSyntactically; function getPropertyNameForPropertyNameNode(name) { - if (name.kind === 70 /* Identifier */ || name.kind === 9 /* StringLiteral */ || name.kind === 8 /* NumericLiteral */ || name.kind === 144 /* Parameter */) { - return name.text; + if (name.kind === 71 /* Identifier */) { + return name.escapedText; + } + if (name.kind === 9 /* StringLiteral */ || name.kind === 8 /* NumericLiteral */) { + return escapeLeadingUnderscores(name.text); } - if (name.kind === 142 /* ComputedPropertyName */) { + if (name.kind === 144 /* ComputedPropertyName */) { var nameExpression = name.expression; if (isWellKnownSymbolSyntactically(nameExpression)) { - var rightHandSideName = nameExpression.name.text; - return getPropertyNameForKnownSymbolName(rightHandSideName); + return getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name)); } else if (nameExpression.kind === 9 /* StringLiteral */ || nameExpression.kind === 8 /* NumericLiteral */) { - return nameExpression.text; + return escapeLeadingUnderscores(nameExpression.text); } } return undefined; } ts.getPropertyNameForPropertyNameNode = getPropertyNameForPropertyNameNode; + function getTextOfIdentifierOrLiteral(node) { + if (node) { + if (node.kind === 71 /* Identifier */) { + return ts.idText(node); + } + if (node.kind === 9 /* StringLiteral */ || + node.kind === 8 /* NumericLiteral */) { + return node.text; + } + } + return undefined; + } + ts.getTextOfIdentifierOrLiteral = getTextOfIdentifierOrLiteral; + function getEscapedTextOfIdentifierOrLiteral(node) { + if (node) { + if (node.kind === 71 /* Identifier */) { + return node.escapedText; + } + if (node.kind === 9 /* StringLiteral */ || + node.kind === 8 /* NumericLiteral */) { + return escapeLeadingUnderscores(node.text); + } + } + return undefined; + } + ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral; function getPropertyNameForKnownSymbolName(symbolName) { return "__@" + symbolName; } @@ -8205,38 +9165,20 @@ var ts; * Includes the word "Symbol" with unicode escapes */ function isESSymbolIdentifier(node) { - return node.kind === 70 /* Identifier */ && node.text === "Symbol"; + return node.kind === 71 /* Identifier */ && node.escapedText === "Symbol"; } ts.isESSymbolIdentifier = isESSymbolIdentifier; function isPushOrUnshiftIdentifier(node) { - return node.text === "push" || node.text === "unshift"; + return node.escapedText === "push" || node.escapedText === "unshift"; } ts.isPushOrUnshiftIdentifier = isPushOrUnshiftIdentifier; - function isModifierKind(token) { - switch (token) { - case 116 /* AbstractKeyword */: - case 119 /* AsyncKeyword */: - case 75 /* ConstKeyword */: - case 123 /* DeclareKeyword */: - case 78 /* DefaultKeyword */: - case 83 /* ExportKeyword */: - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 130 /* ReadonlyKeyword */: - case 114 /* StaticKeyword */: - return true; - } - return false; - } - ts.isModifierKind = isModifierKind; function isParameterDeclaration(node) { var root = getRootDeclaration(node); - return root.kind === 144 /* Parameter */; + return root.kind === 146 /* Parameter */; } ts.isParameterDeclaration = isParameterDeclaration; function getRootDeclaration(node) { - while (node.kind === 174 /* BindingElement */) { + while (node.kind === 176 /* BindingElement */) { node = node.parent.parent; } return node; @@ -8244,68 +9186,26 @@ var ts; ts.getRootDeclaration = getRootDeclaration; function nodeStartsNewLexicalEnvironment(node) { var kind = node.kind; - return kind === 150 /* Constructor */ - || kind === 184 /* FunctionExpression */ - || kind === 225 /* FunctionDeclaration */ - || kind === 185 /* ArrowFunction */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 230 /* ModuleDeclaration */ - || kind === 261 /* SourceFile */; + return kind === 152 /* Constructor */ + || kind === 186 /* FunctionExpression */ + || kind === 228 /* FunctionDeclaration */ + || kind === 187 /* ArrowFunction */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 233 /* ModuleDeclaration */ + || kind === 265 /* SourceFile */; } ts.nodeStartsNewLexicalEnvironment = nodeStartsNewLexicalEnvironment; - function nodeIsSynthesized(node) { - return ts.positionIsSynthesized(node.pos) - || ts.positionIsSynthesized(node.end); + function nodeIsSynthesized(range) { + return ts.positionIsSynthesized(range.pos) + || ts.positionIsSynthesized(range.end); } ts.nodeIsSynthesized = nodeIsSynthesized; - function getOriginalNode(node, nodeTest) { - if (node) { - while (node.original !== undefined) { - node = node.original; - } - } - return !nodeTest || nodeTest(node) ? node : undefined; - } - ts.getOriginalNode = getOriginalNode; - /** - * Gets a value indicating whether a node originated in the parse tree. - * - * @param node The node to test. - */ - function isParseTreeNode(node) { - return (node.flags & 8 /* Synthesized */) === 0; - } - ts.isParseTreeNode = isParseTreeNode; - function getParseTreeNode(node, nodeTest) { - if (isParseTreeNode(node)) { - return node; - } - node = getOriginalNode(node); - if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) { - return node; - } - return undefined; + function getOriginalSourceFile(sourceFile) { + return ts.getParseTreeNode(sourceFile, ts.isSourceFile) || sourceFile; } - ts.getParseTreeNode = getParseTreeNode; - function getOriginalSourceFiles(sourceFiles) { - var originalSourceFiles = []; - for (var _i = 0, sourceFiles_1 = sourceFiles; _i < sourceFiles_1.length; _i++) { - var sourceFile = sourceFiles_1[_i]; - var originalSourceFile = getParseTreeNode(sourceFile, isSourceFile); - if (originalSourceFile) { - originalSourceFiles.push(originalSourceFile); - } - } - return originalSourceFiles; - } - ts.getOriginalSourceFiles = getOriginalSourceFiles; - function getOriginalNodeId(node) { - node = getOriginalNode(node); - return node ? ts.getNodeId(node) : 0; - } - ts.getOriginalNodeId = getOriginalNodeId; + ts.getOriginalSourceFile = getOriginalSourceFile; var Associativity; (function (Associativity) { Associativity[Associativity["Left"] = 0] = "Left"; @@ -8313,38 +9213,38 @@ var ts; })(Associativity = ts.Associativity || (ts.Associativity = {})); function getExpressionAssociativity(expression) { var operator = getOperator(expression); - var hasArguments = expression.kind === 180 /* NewExpression */ && expression.arguments !== undefined; + var hasArguments = expression.kind === 182 /* NewExpression */ && expression.arguments !== undefined; return getOperatorAssociativity(expression.kind, operator, hasArguments); } ts.getExpressionAssociativity = getExpressionAssociativity; function getOperatorAssociativity(kind, operator, hasArguments) { switch (kind) { - case 180 /* NewExpression */: + case 182 /* NewExpression */: return hasArguments ? 0 /* Left */ : 1 /* Right */; - case 190 /* PrefixUnaryExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 189 /* AwaitExpression */: - case 193 /* ConditionalExpression */: - case 195 /* YieldExpression */: + case 192 /* PrefixUnaryExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 188 /* DeleteExpression */: + case 191 /* AwaitExpression */: + case 195 /* ConditionalExpression */: + case 197 /* YieldExpression */: return 1 /* Right */; - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (operator) { - case 39 /* AsteriskAsteriskToken */: - case 57 /* EqualsToken */: - case 58 /* PlusEqualsToken */: - case 59 /* MinusEqualsToken */: - case 61 /* AsteriskAsteriskEqualsToken */: - case 60 /* AsteriskEqualsToken */: - case 62 /* SlashEqualsToken */: - case 63 /* PercentEqualsToken */: - case 64 /* LessThanLessThanEqualsToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 67 /* AmpersandEqualsToken */: - case 69 /* CaretEqualsToken */: - case 68 /* BarEqualsToken */: + case 40 /* AsteriskAsteriskToken */: + case 58 /* EqualsToken */: + case 59 /* PlusEqualsToken */: + case 60 /* MinusEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: + case 61 /* AsteriskEqualsToken */: + case 63 /* SlashEqualsToken */: + case 64 /* PercentEqualsToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 68 /* AmpersandEqualsToken */: + case 70 /* CaretEqualsToken */: + case 69 /* BarEqualsToken */: return 1 /* Right */; } } @@ -8353,15 +9253,15 @@ var ts; ts.getOperatorAssociativity = getOperatorAssociativity; function getExpressionPrecedence(expression) { var operator = getOperator(expression); - var hasArguments = expression.kind === 180 /* NewExpression */ && expression.arguments !== undefined; + var hasArguments = expression.kind === 182 /* NewExpression */ && expression.arguments !== undefined; return getOperatorPrecedence(expression.kind, operator, hasArguments); } ts.getExpressionPrecedence = getExpressionPrecedence; function getOperator(expression) { - if (expression.kind === 192 /* BinaryExpression */) { + if (expression.kind === 194 /* BinaryExpression */) { return expression.operatorToken.kind; } - else if (expression.kind === 190 /* PrefixUnaryExpression */ || expression.kind === 191 /* PostfixUnaryExpression */) { + else if (expression.kind === 192 /* PrefixUnaryExpression */ || expression.kind === 193 /* PostfixUnaryExpression */) { return expression.operator; } else { @@ -8371,107 +9271,109 @@ var ts; ts.getOperator = getOperator; function getOperatorPrecedence(nodeKind, operatorKind, hasArguments) { switch (nodeKind) { - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 70 /* Identifier */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 71 /* Identifier */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 197 /* ClassExpression */: - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 11 /* RegularExpressionLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: - case 194 /* TemplateExpression */: - case 183 /* ParenthesizedExpression */: - case 198 /* OmittedExpression */: + case 177 /* ArrayLiteralExpression */: + case 178 /* ObjectLiteralExpression */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 199 /* ClassExpression */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 12 /* RegularExpressionLiteral */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 196 /* TemplateExpression */: + case 185 /* ParenthesizedExpression */: + case 200 /* OmittedExpression */: return 19; - case 181 /* TaggedTemplateExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: + case 183 /* TaggedTemplateExpression */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: return 18; - case 180 /* NewExpression */: + case 182 /* NewExpression */: return hasArguments ? 18 : 17; - case 179 /* CallExpression */: + case 181 /* CallExpression */: return 17; - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return 16; - case 190 /* PrefixUnaryExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 189 /* AwaitExpression */: + case 192 /* PrefixUnaryExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 188 /* DeleteExpression */: + case 191 /* AwaitExpression */: return 15; - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (operatorKind) { - case 50 /* ExclamationToken */: - case 51 /* TildeToken */: + case 51 /* ExclamationToken */: + case 52 /* TildeToken */: return 15; - case 39 /* AsteriskAsteriskToken */: - case 38 /* AsteriskToken */: - case 40 /* SlashToken */: - case 41 /* PercentToken */: + case 40 /* AsteriskAsteriskToken */: + case 39 /* AsteriskToken */: + case 41 /* SlashToken */: + case 42 /* PercentToken */: return 14; - case 36 /* PlusToken */: - case 37 /* MinusToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: return 13; - case 44 /* LessThanLessThanToken */: - case 45 /* GreaterThanGreaterThanToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: + case 45 /* LessThanLessThanToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: return 12; - case 26 /* LessThanToken */: - case 29 /* LessThanEqualsToken */: - case 28 /* GreaterThanToken */: - case 30 /* GreaterThanEqualsToken */: - case 91 /* InKeyword */: - case 92 /* InstanceOfKeyword */: + case 27 /* LessThanToken */: + case 30 /* LessThanEqualsToken */: + case 29 /* GreaterThanToken */: + case 31 /* GreaterThanEqualsToken */: + case 92 /* InKeyword */: + case 93 /* InstanceOfKeyword */: return 11; - case 31 /* EqualsEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: return 10; - case 47 /* AmpersandToken */: + case 48 /* AmpersandToken */: return 9; - case 49 /* CaretToken */: + case 50 /* CaretToken */: return 8; - case 48 /* BarToken */: + case 49 /* BarToken */: return 7; - case 52 /* AmpersandAmpersandToken */: + case 53 /* AmpersandAmpersandToken */: return 6; - case 53 /* BarBarToken */: + case 54 /* BarBarToken */: return 5; - case 57 /* EqualsToken */: - case 58 /* PlusEqualsToken */: - case 59 /* MinusEqualsToken */: - case 61 /* AsteriskAsteriskEqualsToken */: - case 60 /* AsteriskEqualsToken */: - case 62 /* SlashEqualsToken */: - case 63 /* PercentEqualsToken */: - case 64 /* LessThanLessThanEqualsToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 67 /* AmpersandEqualsToken */: - case 69 /* CaretEqualsToken */: - case 68 /* BarEqualsToken */: + case 58 /* EqualsToken */: + case 59 /* PlusEqualsToken */: + case 60 /* MinusEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: + case 61 /* AsteriskEqualsToken */: + case 63 /* SlashEqualsToken */: + case 64 /* PercentEqualsToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 68 /* AmpersandEqualsToken */: + case 70 /* CaretEqualsToken */: + case 69 /* BarEqualsToken */: return 3; - case 25 /* CommaToken */: + case 26 /* CommaToken */: return 0; default: return -1; } - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return 4; - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return 2; - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: return 1; + case 289 /* CommaListExpression */: + return 0; default: return -1; } @@ -8493,21 +9395,15 @@ var ts; return modificationCount; } function reattachFileDiagnostics(newFile) { - if (!ts.hasProperty(fileDiagnostics, newFile.fileName)) { - return; - } - for (var _i = 0, _a = fileDiagnostics[newFile.fileName]; _i < _a.length; _i++) { - var diagnostic = _a[_i]; - diagnostic.file = newFile; - } + ts.forEach(fileDiagnostics.get(newFile.fileName), function (diagnostic) { return diagnostic.file = newFile; }); } function add(diagnostic) { var diagnostics; if (diagnostic.file) { - diagnostics = fileDiagnostics[diagnostic.file.fileName]; + diagnostics = fileDiagnostics.get(diagnostic.file.fileName); if (!diagnostics) { diagnostics = []; - fileDiagnostics[diagnostic.file.fileName] = diagnostics; + fileDiagnostics.set(diagnostic.file.fileName, diagnostics); } } else { @@ -8524,16 +9420,16 @@ var ts; function getDiagnostics(fileName) { sortAndDeduplicate(); if (fileName) { - return fileDiagnostics[fileName] || []; + return fileDiagnostics.get(fileName) || []; } var allDiagnostics = []; function pushDiagnostic(d) { allDiagnostics.push(d); } ts.forEach(nonFileDiagnostics, pushDiagnostic); - for (var key in fileDiagnostics) { - ts.forEach(fileDiagnostics[key], pushDiagnostic); - } + fileDiagnostics.forEach(function (diagnostics) { + ts.forEach(diagnostics, pushDiagnostic); + }); return ts.sortAndDeduplicateDiagnostics(allDiagnostics); } function sortAndDeduplicate() { @@ -8542,9 +9438,9 @@ var ts; } diagnosticsModified = false; nonFileDiagnostics = ts.sortAndDeduplicateDiagnostics(nonFileDiagnostics); - for (var key in fileDiagnostics) { - fileDiagnostics[key] = ts.sortAndDeduplicateDiagnostics(fileDiagnostics[key]); - } + fileDiagnostics.forEach(function (diagnostics, key) { + fileDiagnostics.set(key, ts.sortAndDeduplicateDiagnostics(diagnostics)); + }); } } ts.createDiagnosticCollection = createDiagnosticCollection; @@ -8553,8 +9449,10 @@ var ts; // the language service. These characters should be escaped when printing, and if any characters are added, // the map below must be updated. Note that this regexp *does not* include the 'delete' character. // There is no reason for this other than that JSON.stringify does not handle it either. - var escapedCharsRegExp = /[\\\"\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; - var escapedCharsMap = ts.createMap({ + var doubleQuoteEscapedCharsRegExp = /[\\\"\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; + var singleQuoteEscapedCharsRegExp = /[\\\'\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; + var backtickQuoteEscapedCharsRegExp = /[\\\`\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; + var escapedCharsMap = ts.createMapFromTemplate({ "\0": "\\0", "\t": "\\t", "\v": "\\v", @@ -8564,23 +9462,34 @@ var ts; "\n": "\\n", "\\": "\\\\", "\"": "\\\"", + "\'": "\\\'", + "\`": "\\\`", "\u2028": "\\u2028", "\u2029": "\\u2029", "\u0085": "\\u0085" // nextLine }); + var escapedNullRegExp = /\\0[0-9]/g; /** * Based heavily on the abstract 'Quote'/'QuoteJSONString' operation from ECMA-262 (24.3.2.2), * but augmented for a few select characters (e.g. lineSeparator, paragraphSeparator, nextLine) * Note that this doesn't actually wrap the input in double quotes. */ - function escapeString(s) { - return s.replace(escapedCharsRegExp, getReplacement); + function escapeString(s, quoteChar) { + var escapedCharsRegExp = quoteChar === 96 /* backtick */ ? backtickQuoteEscapedCharsRegExp : + quoteChar === 39 /* singleQuote */ ? singleQuoteEscapedCharsRegExp : + doubleQuoteEscapedCharsRegExp; + return s.replace(escapedCharsRegExp, getReplacement).replace(escapedNullRegExp, nullReplacement); } ts.escapeString = escapeString; + function nullReplacement(c) { + return "\\x00" + c.charAt(c.length - 1); + } function getReplacement(c) { - return escapedCharsMap[c] || get16BitUnicodeEscapeSequence(c.charCodeAt(0)); + return escapedCharsMap.get(c) || get16BitUnicodeEscapeSequence(c.charCodeAt(0)); } function isIntrinsicJsxName(name) { + // An escaped identifier had a leading underscore prior to being escaped, which would return true + // The escape adds an extra underscore which does not change the result var ch = name.substr(0, 1); return ch.toLowerCase() === ch; } @@ -8591,14 +9500,15 @@ var ts; return "\\u" + paddedHexCode; } var nonAsciiCharacters = /[^\u0000-\u007F]/g; - function escapeNonAsciiCharacters(s) { + function escapeNonAsciiString(s, quoteChar) { + s = escapeString(s, quoteChar); // Replace non-ASCII characters with '\uNNNN' escapes if any exist. // Otherwise just return the original string. return nonAsciiCharacters.test(s) ? s.replace(nonAsciiCharacters, function (c) { return get16BitUnicodeEscapeSequence(c.charCodeAt(0)); }) : s; } - ts.escapeNonAsciiCharacters = escapeNonAsciiCharacters; + ts.escapeNonAsciiString = escapeNonAsciiString; var indentStrings = ["", " "]; function getIndentString(level) { if (indentStrings[level] === undefined) { @@ -8687,7 +9597,7 @@ var ts; ts.getResolvedExternalModuleName = getResolvedExternalModuleName; function getExternalModuleNameFromDeclaration(host, resolver, declaration) { var file = resolver.getExternalModuleFileFromDeclaration(declaration); - if (!file || isDeclarationFile(file)) { + if (!file || file.isDeclarationFile) { return undefined; } return getResolvedExternalModuleName(host, file); @@ -8722,7 +9632,7 @@ var ts; var path = outputDir ? getSourceFilePathInNewDir(sourceFile, host, outputDir) : sourceFile.fileName; - return ts.removeFileExtension(path) + ".d.ts"; + return ts.removeFileExtension(path) + ".d.ts" /* Dts */; } ts.getDeclarationEmitOutputFilePath = getDeclarationEmitOutputFilePath; /** @@ -8736,168 +9646,26 @@ var ts; */ function getSourceFilesToEmit(host, targetSourceFile) { var options = host.getCompilerOptions(); + var isSourceFileFromExternalLibrary = function (file) { return host.isSourceFileFromExternalLibrary(file); }; if (options.outFile || options.out) { var moduleKind = ts.getEmitModuleKind(options); - var moduleEmitEnabled = moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System; - var sourceFiles = getAllEmittableSourceFiles(); + var moduleEmitEnabled_1 = moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System; // Can emit only sources that are not declaration file and are either non module code or module with --module or --target es6 specified - return ts.filter(sourceFiles, moduleEmitEnabled ? isNonDeclarationFile : isBundleEmitNonExternalModule); + return ts.filter(host.getSourceFiles(), function (sourceFile) { + return (moduleEmitEnabled_1 || !ts.isExternalModule(sourceFile)) && sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary); + }); } else { - var sourceFiles = targetSourceFile === undefined ? getAllEmittableSourceFiles() : [targetSourceFile]; - return filterSourceFilesInDirectory(sourceFiles, function (file) { return host.isSourceFileFromExternalLibrary(file); }); - } - function getAllEmittableSourceFiles() { - return options.noEmitForJsFiles ? ts.filter(host.getSourceFiles(), function (sourceFile) { return !isSourceFileJavaScript(sourceFile); }) : host.getSourceFiles(); + var sourceFiles = targetSourceFile === undefined ? host.getSourceFiles() : [targetSourceFile]; + return ts.filter(sourceFiles, function (sourceFile) { return sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary); }); } } ts.getSourceFilesToEmit = getSourceFilesToEmit; - /** Don't call this for `--outFile`, just for `--outDir` or plain emit. */ - function filterSourceFilesInDirectory(sourceFiles, isSourceFileFromExternalLibrary) { - return ts.filter(sourceFiles, function (file) { return shouldEmitInDirectory(file, isSourceFileFromExternalLibrary); }); - } - ts.filterSourceFilesInDirectory = filterSourceFilesInDirectory; - function isNonDeclarationFile(sourceFile) { - return !isDeclarationFile(sourceFile); - } - /** - * Whether a file should be emitted in a non-`--outFile` case. - * Don't emit if source file is a declaration file, or was located under node_modules - */ - function shouldEmitInDirectory(sourceFile, isSourceFileFromExternalLibrary) { - return isNonDeclarationFile(sourceFile) && !isSourceFileFromExternalLibrary(sourceFile); - } - function isBundleEmitNonExternalModule(sourceFile) { - return isNonDeclarationFile(sourceFile) && !ts.isExternalModule(sourceFile); - } - /** - * Iterates over each source file to emit. The source files are expected to have been - * transformed for use by the pretty printer. - * - * Originally part of `forEachExpectedEmitFile`, this functionality was extracted to support - * transformations. - * - * @param host An EmitHost. - * @param sourceFiles The transformed source files to emit. - * @param action The action to execute. - */ - function forEachTransformedEmitFile(host, sourceFiles, action, emitOnlyDtsFiles) { - var options = host.getCompilerOptions(); - // Emit on each source file - if (options.outFile || options.out) { - onBundledEmit(sourceFiles); - } - else { - for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) { - var sourceFile = sourceFiles_2[_i]; - // Don't emit if source file is a declaration file, or was located under node_modules - if (!isDeclarationFile(sourceFile) && !host.isSourceFileFromExternalLibrary(sourceFile)) { - onSingleFileEmit(host, sourceFile); - } - } - } - function onSingleFileEmit(host, sourceFile) { - // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. - // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. - // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve - var extension = ".js"; - if (options.jsx === 1 /* Preserve */) { - if (isSourceFileJavaScript(sourceFile)) { - if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) { - extension = ".jsx"; - } - } - else if (sourceFile.languageVariant === 1 /* JSX */) { - // TypeScript source file preserving JSX syntax - extension = ".jsx"; - } - } - var jsFilePath = getOwnEmitOutputFilePath(sourceFile, host, extension); - var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); - var declarationFilePath = !isSourceFileJavaScript(sourceFile) && (options.declaration || emitOnlyDtsFiles) ? getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; - action(jsFilePath, sourceMapFilePath, declarationFilePath, [sourceFile], /*isBundledEmit*/ false); - } - function onBundledEmit(sourceFiles) { - if (sourceFiles.length) { - var jsFilePath = options.outFile || options.out; - var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); - var declarationFilePath = options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" : undefined; - action(jsFilePath, sourceMapFilePath, declarationFilePath, sourceFiles, /*isBundledEmit*/ true); - } - } - } - ts.forEachTransformedEmitFile = forEachTransformedEmitFile; - function getSourceMapFilePath(jsFilePath, options) { - return options.sourceMap ? jsFilePath + ".map" : undefined; - } - /** - * Iterates over the source files that are expected to have an emit output. This function - * is used by the legacy emitter and the declaration emitter and should not be used by - * the tree transforming emitter. - * - * @param host An EmitHost. - * @param action The action to execute. - * @param targetSourceFile An optional target source file to emit. - */ - function forEachExpectedEmitFile(host, action, targetSourceFile, emitOnlyDtsFiles) { - var options = host.getCompilerOptions(); - // Emit on each source file - if (options.outFile || options.out) { - onBundledEmit(host); - } - else { - var sourceFiles = targetSourceFile === undefined ? getSourceFilesToEmit(host) : [targetSourceFile]; - for (var _i = 0, sourceFiles_3 = sourceFiles; _i < sourceFiles_3.length; _i++) { - var sourceFile = sourceFiles_3[_i]; - if (shouldEmitInDirectory(sourceFile, function (file) { return host.isSourceFileFromExternalLibrary(file); })) { - onSingleFileEmit(host, sourceFile); - } - } - } - function onSingleFileEmit(host, sourceFile) { - // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. - // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. - // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve - var extension = ".js"; - if (options.jsx === 1 /* Preserve */) { - if (isSourceFileJavaScript(sourceFile)) { - if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) { - extension = ".jsx"; - } - } - else if (sourceFile.languageVariant === 1 /* JSX */) { - // TypeScript source file preserving JSX syntax - extension = ".jsx"; - } - } - var jsFilePath = getOwnEmitOutputFilePath(sourceFile, host, extension); - var declarationFilePath = !isSourceFileJavaScript(sourceFile) && (emitOnlyDtsFiles || options.declaration) ? getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; - var emitFileNames = { - jsFilePath: jsFilePath, - sourceMapFilePath: getSourceMapFilePath(jsFilePath, options), - declarationFilePath: declarationFilePath - }; - action(emitFileNames, [sourceFile], /*isBundledEmit*/ false, emitOnlyDtsFiles); - } - function onBundledEmit(host) { - // Can emit only sources that are not declaration file and are either non module code or module with - // --module or --target es6 specified. Files included by searching under node_modules are also not emitted. - var bundledSources = ts.filter(getSourceFilesToEmit(host), function (sourceFile) { return !isDeclarationFile(sourceFile) && - !host.isSourceFileFromExternalLibrary(sourceFile) && - (!ts.isExternalModule(sourceFile) || - !!ts.getEmitModuleKind(options)); }); - if (bundledSources.length) { - var jsFilePath = options.outFile || options.out; - var emitFileNames = { - jsFilePath: jsFilePath, - sourceMapFilePath: getSourceMapFilePath(jsFilePath, options), - declarationFilePath: options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" : undefined - }; - action(emitFileNames, bundledSources, /*isBundledEmit*/ true, emitOnlyDtsFiles); - } - } + /** Don't call this for `--outFile`, just for `--outDir` or plain emit. `--outFile` needs additional checks. */ + function sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary) { + return !(options.noEmitForJsFiles && isSourceFileJavaScript(sourceFile)) && !sourceFile.isDeclarationFile && !isSourceFileFromExternalLibrary(sourceFile); } - ts.forEachExpectedEmitFile = forEachExpectedEmitFile; + ts.sourceFileMayBeEmitted = sourceFileMayBeEmitted; function getSourceFilePathInNewDir(sourceFile, host, newDirPath) { var sourceFilePath = ts.getNormalizedAbsolutePath(sourceFile.fileName, host.getCurrentDirectory()); var commonSourceDirectory = host.getCommonSourceDirectory(); @@ -8922,19 +9690,23 @@ var ts; ts.getLineOfLocalPositionFromLineMap = getLineOfLocalPositionFromLineMap; function getFirstConstructorWithBody(node) { return ts.forEach(node.members, function (member) { - if (member.kind === 150 /* Constructor */ && nodeIsPresent(member.body)) { + if (member.kind === 152 /* Constructor */ && nodeIsPresent(member.body)) { return member; } }); } ts.getFirstConstructorWithBody = getFirstConstructorWithBody; - /** Get the type annotaion for the value parameter. */ - function getSetAccessorTypeAnnotationNode(accessor) { + function getSetAccessorValueParameter(accessor) { if (accessor && accessor.parameters.length > 0) { var hasThis = accessor.parameters.length === 2 && parameterIsThisKeyword(accessor.parameters[0]); - return accessor.parameters[hasThis ? 1 : 0].type; + return accessor.parameters[hasThis ? 1 : 0]; } } + /** Get the type annotation for the value parameter. */ + function getSetAccessorTypeAnnotationNode(accessor) { + var parameter = getSetAccessorValueParameter(accessor); + return parameter && parameter.type; + } ts.getSetAccessorTypeAnnotationNode = getSetAccessorTypeAnnotationNode; function getThisParameter(signature) { if (signature.parameters.length) { @@ -8950,11 +9722,11 @@ var ts; } ts.parameterIsThisKeyword = parameterIsThisKeyword; function isThisIdentifier(node) { - return node && node.kind === 70 /* Identifier */ && identifierIsThisKeyword(node); + return node && node.kind === 71 /* Identifier */ && identifierIsThisKeyword(node); } ts.isThisIdentifier = isThisIdentifier; function identifierIsThisKeyword(id) { - return id.originalKeywordKind === 98 /* ThisKeyword */; + return id.originalKeywordKind === 99 /* ThisKeyword */; } ts.identifierIsThisKeyword = identifierIsThisKeyword; function getAllAccessorDeclarations(declarations, accessor) { @@ -8964,10 +9736,10 @@ var ts; var setAccessor; if (hasDynamicName(accessor)) { firstAccessor = accessor; - if (accessor.kind === 151 /* GetAccessor */) { + if (accessor.kind === 153 /* GetAccessor */) { getAccessor = accessor; } - else if (accessor.kind === 152 /* SetAccessor */) { + else if (accessor.kind === 154 /* SetAccessor */) { setAccessor = accessor; } else { @@ -8976,7 +9748,7 @@ var ts; } else { ts.forEach(declarations, function (member) { - if ((member.kind === 151 /* GetAccessor */ || member.kind === 152 /* SetAccessor */) + if ((member.kind === 153 /* GetAccessor */ || member.kind === 154 /* SetAccessor */) && hasModifier(member, 32 /* Static */) === hasModifier(accessor, 32 /* Static */)) { var memberName = getPropertyNameForPropertyNameNode(member.name); var accessorName = getPropertyNameForPropertyNameNode(accessor.name); @@ -8987,10 +9759,10 @@ var ts; else if (!secondAccessor) { secondAccessor = member; } - if (member.kind === 151 /* GetAccessor */ && !getAccessor) { + if (member.kind === 153 /* GetAccessor */ && !getAccessor) { getAccessor = member; } - if (member.kind === 152 /* SetAccessor */ && !setAccessor) { + if (member.kind === 154 /* SetAccessor */ && !setAccessor) { setAccessor = member; } } @@ -9005,6 +9777,55 @@ var ts; }; } ts.getAllAccessorDeclarations = getAllAccessorDeclarations; + /** + * Gets the effective type annotation of a variable, parameter, or property. If the node was + * parsed in a JavaScript file, gets the type annotation from JSDoc. + */ + function getEffectiveTypeAnnotationNode(node, checkJSDoc) { + if (node.type) { + return node.type; + } + if (checkJSDoc || isInJavaScriptFile(node)) { + return ts.getJSDocType(node); + } + } + ts.getEffectiveTypeAnnotationNode = getEffectiveTypeAnnotationNode; + /** + * Gets the effective return type annotation of a signature. If the node was parsed in a + * JavaScript file, gets the return type annotation from JSDoc. + */ + function getEffectiveReturnTypeNode(node, checkJSDoc) { + if (node.type) { + return node.type; + } + if (checkJSDoc || isInJavaScriptFile(node)) { + return ts.getJSDocReturnType(node); + } + } + ts.getEffectiveReturnTypeNode = getEffectiveReturnTypeNode; + /** + * Gets the effective type parameters. If the node was parsed in a + * JavaScript file, gets the type parameters from the `@template` tag from JSDoc. + */ + function getEffectiveTypeParameterDeclarations(node, checkJSDoc) { + if (node.typeParameters) { + return node.typeParameters; + } + if (checkJSDoc || isInJavaScriptFile(node)) { + var templateTag = ts.getJSDocTemplateTag(node); + return templateTag && templateTag.typeParameters; + } + } + ts.getEffectiveTypeParameterDeclarations = getEffectiveTypeParameterDeclarations; + /** + * Gets the effective type annotation of the value parameter of a set accessor. If the node + * was parsed in a JavaScript file, gets the type annotation from JSDoc. + */ + function getEffectiveSetAccessorTypeAnnotationNode(node, checkJSDoc) { + var parameter = getSetAccessorValueParameter(node); + return parameter && getEffectiveTypeAnnotationNode(parameter, checkJSDoc); + } + ts.getEffectiveSetAccessorTypeAnnotationNode = getEffectiveSetAccessorTypeAnnotationNode; function emitNewLineBeforeLeadingComments(lineMap, writer, node, leadingComments) { emitNewLineBeforeLeadingCommentsOfPosition(lineMap, writer, node.pos, leadingComments); } @@ -9065,7 +9886,7 @@ var ts; // // var x = 10; if (node.pos === 0) { - leadingComments = ts.filter(ts.getLeadingCommentRanges(text, node.pos), isPinnedComment); + leadingComments = ts.filter(ts.getLeadingCommentRanges(text, node.pos), isPinnedCommentLocal); } } else { @@ -9105,9 +9926,8 @@ var ts; } } return currentDetachedCommentInfo; - function isPinnedComment(comment) { - return text.charCodeAt(comment.pos + 1) === 42 /* asterisk */ && - text.charCodeAt(comment.pos + 2) === 33 /* exclamation */; + function isPinnedCommentLocal(comment) { + return isPinnedComment(text, comment); } } ts.emitDetachedComments = emitDetachedComments; @@ -9203,13 +10023,24 @@ var ts; } ts.hasModifiers = hasModifiers; function hasModifier(node, flags) { - return (getModifierFlags(node) & flags) !== 0; + return !!getSelectedModifierFlags(node, flags); } ts.hasModifier = hasModifier; + function getSelectedModifierFlags(node, flags) { + return getModifierFlags(node) & flags; + } + ts.getSelectedModifierFlags = getSelectedModifierFlags; function getModifierFlags(node) { if (node.modifierFlagsCache & 536870912 /* HasComputedFlags */) { return node.modifierFlagsCache & ~536870912 /* HasComputedFlags */; } + var flags = getModifierFlagsNoCache(node); + node.modifierFlagsCache = flags | 536870912 /* HasComputedFlags */; + return flags; + } + ts.getModifierFlags = getModifierFlags; + /* @internal */ + function getModifierFlagsNoCache(node) { var flags = 0 /* None */; if (node.modifiers) { for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) { @@ -9217,112 +10048,105 @@ var ts; flags |= modifierToFlag(modifier.kind); } } - if (node.flags & 4 /* NestedNamespace */ || (node.kind === 70 /* Identifier */ && node.isInJSDocNamespace)) { + if (node.flags & 4 /* NestedNamespace */ || (node.kind === 71 /* Identifier */ && node.isInJSDocNamespace)) { flags |= 1 /* Export */; } - node.modifierFlagsCache = flags | 536870912 /* HasComputedFlags */; return flags; } - ts.getModifierFlags = getModifierFlags; + ts.getModifierFlagsNoCache = getModifierFlagsNoCache; function modifierToFlag(token) { switch (token) { - case 114 /* StaticKeyword */: return 32 /* Static */; - case 113 /* PublicKeyword */: return 4 /* Public */; - case 112 /* ProtectedKeyword */: return 16 /* Protected */; - case 111 /* PrivateKeyword */: return 8 /* Private */; - case 116 /* AbstractKeyword */: return 128 /* Abstract */; - case 83 /* ExportKeyword */: return 1 /* Export */; - case 123 /* DeclareKeyword */: return 2 /* Ambient */; - case 75 /* ConstKeyword */: return 2048 /* Const */; - case 78 /* DefaultKeyword */: return 512 /* Default */; - case 119 /* AsyncKeyword */: return 256 /* Async */; - case 130 /* ReadonlyKeyword */: return 64 /* Readonly */; + case 115 /* StaticKeyword */: return 32 /* Static */; + case 114 /* PublicKeyword */: return 4 /* Public */; + case 113 /* ProtectedKeyword */: return 16 /* Protected */; + case 112 /* PrivateKeyword */: return 8 /* Private */; + case 117 /* AbstractKeyword */: return 128 /* Abstract */; + case 84 /* ExportKeyword */: return 1 /* Export */; + case 124 /* DeclareKeyword */: return 2 /* Ambient */; + case 76 /* ConstKeyword */: return 2048 /* Const */; + case 79 /* DefaultKeyword */: return 512 /* Default */; + case 120 /* AsyncKeyword */: return 256 /* Async */; + case 131 /* ReadonlyKeyword */: return 64 /* Readonly */; } return 0 /* None */; } ts.modifierToFlag = modifierToFlag; function isLogicalOperator(token) { - return token === 53 /* BarBarToken */ - || token === 52 /* AmpersandAmpersandToken */ - || token === 50 /* ExclamationToken */; + return token === 54 /* BarBarToken */ + || token === 53 /* AmpersandAmpersandToken */ + || token === 51 /* ExclamationToken */; } ts.isLogicalOperator = isLogicalOperator; function isAssignmentOperator(token) { - return token >= 57 /* FirstAssignment */ && token <= 69 /* LastAssignment */; + return token >= 58 /* FirstAssignment */ && token <= 70 /* LastAssignment */; } ts.isAssignmentOperator = isAssignmentOperator; /** Get `C` given `N` if `N` is in the position `class C extends N` where `N` is an ExpressionWithTypeArguments. */ function tryGetClassExtendingExpressionWithTypeArguments(node) { - if (node.kind === 199 /* ExpressionWithTypeArguments */ && - node.parent.token === 84 /* ExtendsKeyword */ && - isClassLike(node.parent.parent)) { + if (node.kind === 201 /* ExpressionWithTypeArguments */ && + node.parent.token === 85 /* ExtendsKeyword */ && + ts.isClassLike(node.parent.parent)) { return node.parent.parent; } } ts.tryGetClassExtendingExpressionWithTypeArguments = tryGetClassExtendingExpressionWithTypeArguments; function isAssignmentExpression(node, excludeCompoundAssignment) { - return isBinaryExpression(node) + return ts.isBinaryExpression(node) && (excludeCompoundAssignment - ? node.operatorToken.kind === 57 /* EqualsToken */ + ? node.operatorToken.kind === 58 /* EqualsToken */ : isAssignmentOperator(node.operatorToken.kind)) - && isLeftHandSideExpression(node.left); + && ts.isLeftHandSideExpression(node.left); } ts.isAssignmentExpression = isAssignmentExpression; function isDestructuringAssignment(node) { if (isAssignmentExpression(node, /*excludeCompoundAssignment*/ true)) { var kind = node.left.kind; - return kind === 176 /* ObjectLiteralExpression */ - || kind === 175 /* ArrayLiteralExpression */; + return kind === 178 /* ObjectLiteralExpression */ + || kind === 177 /* ArrayLiteralExpression */; } return false; } ts.isDestructuringAssignment = isDestructuringAssignment; - // Returns false if this heritage clause element's expression contains something unsupported - // (i.e. not a name or dotted name). - function isSupportedExpressionWithTypeArguments(node) { - return isSupportedExpressionWithTypeArgumentsRest(node.expression); - } - ts.isSupportedExpressionWithTypeArguments = isSupportedExpressionWithTypeArguments; - function isSupportedExpressionWithTypeArgumentsRest(node) { - if (node.kind === 70 /* Identifier */) { - return true; - } - else if (isPropertyAccessExpression(node)) { - return isSupportedExpressionWithTypeArgumentsRest(node.expression); - } - else { - return false; - } - } function isExpressionWithTypeArgumentsInClassExtendsClause(node) { return tryGetClassExtendingExpressionWithTypeArguments(node) !== undefined; } ts.isExpressionWithTypeArgumentsInClassExtendsClause = isExpressionWithTypeArgumentsInClassExtendsClause; + function isExpressionWithTypeArgumentsInClassImplementsClause(node) { + return node.kind === 201 /* ExpressionWithTypeArguments */ + && isEntityNameExpression(node.expression) + && node.parent + && node.parent.token === 108 /* ImplementsKeyword */ + && node.parent.parent + && ts.isClassLike(node.parent.parent); + } + ts.isExpressionWithTypeArgumentsInClassImplementsClause = isExpressionWithTypeArgumentsInClassImplementsClause; function isEntityNameExpression(node) { - return node.kind === 70 /* Identifier */ || - node.kind === 177 /* PropertyAccessExpression */ && isEntityNameExpression(node.expression); + return node.kind === 71 /* Identifier */ || + node.kind === 179 /* PropertyAccessExpression */ && isEntityNameExpression(node.expression); } ts.isEntityNameExpression = isEntityNameExpression; function isRightSideOfQualifiedNameOrPropertyAccess(node) { - return (node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node) || - (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node); + return (node.parent.kind === 143 /* QualifiedName */ && node.parent.right === node) || + (node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.name === node); } ts.isRightSideOfQualifiedNameOrPropertyAccess = isRightSideOfQualifiedNameOrPropertyAccess; - function isEmptyObjectLiteralOrArrayLiteral(expression) { - var kind = expression.kind; - if (kind === 176 /* ObjectLiteralExpression */) { - return expression.properties.length === 0; - } - if (kind === 175 /* ArrayLiteralExpression */) { - return expression.elements.length === 0; - } - return false; + function isEmptyObjectLiteral(expression) { + return expression.kind === 178 /* ObjectLiteralExpression */ && + expression.properties.length === 0; + } + ts.isEmptyObjectLiteral = isEmptyObjectLiteral; + function isEmptyArrayLiteral(expression) { + return expression.kind === 177 /* ArrayLiteralExpression */ && + expression.elements.length === 0; } - ts.isEmptyObjectLiteralOrArrayLiteral = isEmptyObjectLiteralOrArrayLiteral; + ts.isEmptyArrayLiteral = isEmptyArrayLiteral; function getLocalSymbolForExportDefault(symbol) { - return symbol && symbol.valueDeclaration && hasModifier(symbol.valueDeclaration, 512 /* Default */) ? symbol.valueDeclaration.localSymbol : undefined; + return isExportDefaultSymbol(symbol) ? symbol.declarations[0].localSymbol : undefined; } ts.getLocalSymbolForExportDefault = getLocalSymbolForExportDefault; + function isExportDefaultSymbol(symbol) { + return symbol && ts.length(symbol.declarations) > 0 && hasModifier(symbol.declarations[0], 512 /* Default */); + } /** Return ".ts", ".d.ts", or ".tsx", if that is the extension. */ function tryExtractTypeScriptExtension(fileName) { return ts.find(ts.supportedTypescriptExtensionsForExtractExtension, function (extension) { return ts.fileExtensionIs(fileName, extension); }); @@ -9396,119 +10220,87 @@ var ts; ts.convertToBase64 = convertToBase64; var carriageReturnLineFeed = "\r\n"; var lineFeed = "\n"; - function getNewLineCharacter(options) { - if (options.newLine === 0 /* CarriageReturnLineFeed */) { - return carriageReturnLineFeed; - } - else if (options.newLine === 1 /* LineFeed */) { - return lineFeed; + function getNewLineCharacter(options, system) { + switch (options.newLine) { + case 0 /* CarriageReturnLineFeed */: + return carriageReturnLineFeed; + case 1 /* LineFeed */: + return lineFeed; } - else if (ts.sys) { - return ts.sys.newLine; - } - return carriageReturnLineFeed; + return system ? system.newLine : ts.sys ? ts.sys.newLine : carriageReturnLineFeed; } ts.getNewLineCharacter = getNewLineCharacter; /** - * Tests whether a node and its subtree is simple enough to have its position - * information ignored when emitting source maps in a destructuring assignment. - * - * @param node The expression to test. + * Formats an enum value as a string for debugging and debug assertions. */ - function isSimpleExpression(node) { - return isSimpleExpressionWorker(node, 0); - } - ts.isSimpleExpression = isSimpleExpression; - function isSimpleExpressionWorker(node, depth) { - if (depth <= 5) { - var kind = node.kind; - if (kind === 9 /* StringLiteral */ - || kind === 8 /* NumericLiteral */ - || kind === 11 /* RegularExpressionLiteral */ - || kind === 12 /* NoSubstitutionTemplateLiteral */ - || kind === 70 /* Identifier */ - || kind === 98 /* ThisKeyword */ - || kind === 96 /* SuperKeyword */ - || kind === 100 /* TrueKeyword */ - || kind === 85 /* FalseKeyword */ - || kind === 94 /* NullKeyword */) { - return true; - } - else if (kind === 177 /* PropertyAccessExpression */) { - return isSimpleExpressionWorker(node.expression, depth + 1); - } - else if (kind === 178 /* ElementAccessExpression */) { - return isSimpleExpressionWorker(node.expression, depth + 1) - && isSimpleExpressionWorker(node.argumentExpression, depth + 1); - } - else if (kind === 190 /* PrefixUnaryExpression */ - || kind === 191 /* PostfixUnaryExpression */) { - return isSimpleExpressionWorker(node.operand, depth + 1); - } - else if (kind === 192 /* BinaryExpression */) { - return node.operatorToken.kind !== 39 /* AsteriskAsteriskToken */ - && isSimpleExpressionWorker(node.left, depth + 1) - && isSimpleExpressionWorker(node.right, depth + 1); - } - else if (kind === 193 /* ConditionalExpression */) { - return isSimpleExpressionWorker(node.condition, depth + 1) - && isSimpleExpressionWorker(node.whenTrue, depth + 1) - && isSimpleExpressionWorker(node.whenFalse, depth + 1); - } - else if (kind === 188 /* VoidExpression */ - || kind === 187 /* TypeOfExpression */ - || kind === 186 /* DeleteExpression */) { - return isSimpleExpressionWorker(node.expression, depth + 1); - } - else if (kind === 175 /* ArrayLiteralExpression */) { - return node.elements.length === 0; + function formatEnum(value, enumObject, isFlags) { + if (value === void 0) { value = 0; } + var members = getEnumMembers(enumObject); + if (value === 0) { + return members.length > 0 && members[0][0] === 0 ? members[0][1] : "0"; + } + if (isFlags) { + var result = ""; + var remainingFlags = value; + for (var i = members.length - 1; i >= 0 && remainingFlags !== 0; i--) { + var _a = members[i], enumValue = _a[0], enumName = _a[1]; + if (enumValue !== 0 && (remainingFlags & enumValue) === enumValue) { + remainingFlags &= ~enumValue; + result = "" + enumName + (result ? ", " : "") + result; + } } - else if (kind === 176 /* ObjectLiteralExpression */) { - return node.properties.length === 0; + if (remainingFlags === 0) { + return result; } - else if (kind === 179 /* CallExpression */) { - if (!isSimpleExpressionWorker(node.expression, depth + 1)) { - return false; - } - for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) { - var argument = _a[_i]; - if (!isSimpleExpressionWorker(argument, depth + 1)) { - return false; - } + } + else { + for (var _i = 0, members_1 = members; _i < members_1.length; _i++) { + var _b = members_1[_i], enumValue = _b[0], enumName = _b[1]; + if (enumValue === value) { + return enumName; } - return true; } } - return false; + return value.toString(); } - var syntaxKindCache = ts.createMap(); - function formatSyntaxKind(kind) { - var syntaxKindEnum = ts.SyntaxKind; - if (syntaxKindEnum) { - if (syntaxKindCache[kind]) { - return syntaxKindCache[kind]; - } - for (var name_7 in syntaxKindEnum) { - if (syntaxKindEnum[name_7] === kind) { - return syntaxKindCache[kind] = kind.toString() + " (" + name_7 + ")"; - } + function getEnumMembers(enumObject) { + var result = []; + for (var name in enumObject) { + var value = enumObject[name]; + if (typeof value === "number") { + result.push([value, name]); } } - else { - return kind.toString(); - } + return ts.stableSort(result, function (x, y) { return ts.compareValues(x[0], y[0]); }); + } + function formatSyntaxKind(kind) { + return formatEnum(kind, ts.SyntaxKind, /*isFlags*/ false); } ts.formatSyntaxKind = formatSyntaxKind; - /** - * Increases (or decreases) a position by the provided amount. - * - * @param pos The position. - * @param value The delta. - */ - function movePos(pos, value) { - return ts.positionIsSynthesized(pos) ? -1 : pos + value; + function formatModifierFlags(flags) { + return formatEnum(flags, ts.ModifierFlags, /*isFlags*/ true); + } + ts.formatModifierFlags = formatModifierFlags; + function formatTransformFlags(flags) { + return formatEnum(flags, ts.TransformFlags, /*isFlags*/ true); } - ts.movePos = movePos; + ts.formatTransformFlags = formatTransformFlags; + function formatEmitFlags(flags) { + return formatEnum(flags, ts.EmitFlags, /*isFlags*/ true); + } + ts.formatEmitFlags = formatEmitFlags; + function formatSymbolFlags(flags) { + return formatEnum(flags, ts.SymbolFlags, /*isFlags*/ true); + } + ts.formatSymbolFlags = formatSymbolFlags; + function formatTypeFlags(flags) { + return formatEnum(flags, ts.TypeFlags, /*isFlags*/ true); + } + ts.formatTypeFlags = formatTypeFlags; + function formatObjectFlags(flags) { + return formatEnum(flags, ts.ObjectFlags, /*isFlags*/ true); + } + ts.formatObjectFlags = formatObjectFlags; /** * Creates a new TextRange from the provided pos and end. * @@ -9566,26 +10358,6 @@ var ts; return range.pos === range.end; } ts.isCollapsedRange = isCollapsedRange; - /** - * Creates a new TextRange from a provided range with its end position collapsed to its - * start position. - * - * @param range A TextRange. - */ - function collapseRangeToStart(range) { - return isCollapsedRange(range) ? range : moveRangeEnd(range, range.pos); - } - ts.collapseRangeToStart = collapseRangeToStart; - /** - * Creates a new TextRange from a provided range with its start position collapsed to its - * end position. - * - * @param range A TextRange. - */ - function collapseRangeToEnd(range) { - return isCollapsedRange(range) ? range : moveRangePos(range, range.end); - } - ts.collapseRangeToEnd = collapseRangeToEnd; /** * Creates a new TextRange for a token at the provides start position. * @@ -9630,11 +10402,11 @@ var ts; * declaration. */ function isDeclarationNameOfEnumOrNamespace(node) { - var parseNode = getParseTreeNode(node); + var parseNode = ts.getParseTreeNode(node); if (parseNode) { switch (parseNode.parent.kind) { - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: + case 232 /* EnumDeclaration */: + case 233 /* ModuleDeclaration */: return parseNode === parseNode.parent.name; } } @@ -9648,763 +10420,289 @@ var ts; function isInitializedVariable(node) { return node.initializer !== undefined; } - /** - * Gets a value indicating whether a node is merged with a class declaration in the same scope. - */ - function isMergedWithClass(node) { - if (node.symbol) { - for (var _i = 0, _a = node.symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (declaration.kind === 226 /* ClassDeclaration */ && declaration !== node) { - return true; + function isWatchSet(options) { + // Firefox has Object.prototype.watch + return options.watch && options.hasOwnProperty("watch"); + } + ts.isWatchSet = isWatchSet; + function getCheckFlags(symbol) { + return symbol.flags & 33554432 /* Transient */ ? symbol.checkFlags : 0; + } + ts.getCheckFlags = getCheckFlags; + function getDeclarationModifierFlagsFromSymbol(s) { + if (s.valueDeclaration) { + var flags = ts.getCombinedModifierFlags(s.valueDeclaration); + return s.parent && s.parent.flags & 32 /* Class */ ? flags : flags & ~28 /* AccessibilityModifier */; + } + if (getCheckFlags(s) & 6 /* Synthetic */) { + var checkFlags = s.checkFlags; + var accessModifier = checkFlags & 256 /* ContainsPrivate */ ? 8 /* Private */ : + checkFlags & 64 /* ContainsPublic */ ? 4 /* Public */ : + 16 /* Protected */; + var staticModifier = checkFlags & 512 /* ContainsStatic */ ? 32 /* Static */ : 0; + return accessModifier | staticModifier; + } + if (s.flags & 4194304 /* Prototype */) { + return 4 /* Public */ | 32 /* Static */; + } + return 0; + } + ts.getDeclarationModifierFlagsFromSymbol = getDeclarationModifierFlagsFromSymbol; + function levenshtein(s1, s2) { + var previous = new Array(s2.length + 1); + var current = new Array(s2.length + 1); + for (var i = 0; i < s2.length + 1; i++) { + previous[i] = i; + current[i] = -1; + } + for (var i = 1; i < s1.length + 1; i++) { + current[0] = i; + for (var j = 1; j < s2.length + 1; j++) { + current[j] = Math.min(previous[j] + 1, current[j - 1] + 1, previous[j - 1] + (s1[i - 1] === s2[j - 1] ? 0 : 2)); + } + // shift current back to previous, and then reuse previous' array + var tmp = previous; + previous = current; + current = tmp; + } + return previous[previous.length - 1]; + } + ts.levenshtein = levenshtein; + function skipAlias(symbol, checker) { + return symbol.flags & 2097152 /* Alias */ ? checker.getAliasedSymbol(symbol) : symbol; + } + ts.skipAlias = skipAlias; + /** See comment on `declareModuleMember` in `binder.ts`. */ + function getCombinedLocalAndExportSymbolFlags(symbol) { + return symbol.exportSymbol ? symbol.exportSymbol.flags | symbol.flags : symbol.flags; + } + ts.getCombinedLocalAndExportSymbolFlags = getCombinedLocalAndExportSymbolFlags; + function isWriteOnlyAccess(node) { + return accessKind(node) === 1 /* Write */; + } + ts.isWriteOnlyAccess = isWriteOnlyAccess; + function isWriteAccess(node) { + return accessKind(node) !== 0 /* Read */; + } + ts.isWriteAccess = isWriteAccess; + var AccessKind; + (function (AccessKind) { + /** Only reads from a variable. */ + AccessKind[AccessKind["Read"] = 0] = "Read"; + /** Only writes to a variable without using the result. E.g.: `x++;`. */ + AccessKind[AccessKind["Write"] = 1] = "Write"; + /** Writes to a variable and uses the result as an expression. E.g.: `f(x++);`. */ + AccessKind[AccessKind["ReadWrite"] = 2] = "ReadWrite"; + })(AccessKind || (AccessKind = {})); + function accessKind(node) { + var parent = node.parent; + if (!parent) + return 0 /* Read */; + switch (parent.kind) { + case 193 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + var operator = parent.operator; + return operator === 43 /* PlusPlusToken */ || operator === 44 /* MinusMinusToken */ ? writeOrReadWrite() : 0 /* Read */; + case 194 /* BinaryExpression */: + var _a = parent, left = _a.left, operatorToken = _a.operatorToken; + return left === node && isAssignmentOperator(operatorToken.kind) ? writeOrReadWrite() : 0 /* Read */; + case 179 /* PropertyAccessExpression */: + return parent.name !== node ? 0 /* Read */ : accessKind(parent); + default: + return 0 /* Read */; + } + function writeOrReadWrite() { + // If grandparent is not an ExpressionStatement, this is used as an expression in addition to having a side effect. + return parent.parent && parent.parent.kind === 210 /* ExpressionStatement */ ? 1 /* Write */ : 2 /* ReadWrite */; + } + } + function compareDataObjects(dst, src) { + if (!dst || !src || Object.keys(dst).length !== Object.keys(src).length) { + return false; + } + for (var e in dst) { + if (typeof dst[e] === "object") { + if (!compareDataObjects(dst[e], src[e])) { + return false; + } + } + else if (typeof dst[e] !== "function") { + if (dst[e] !== src[e]) { + return false; } } } - return false; + return true; } - ts.isMergedWithClass = isMergedWithClass; + ts.compareDataObjects = compareDataObjects; /** - * Gets a value indicating whether a node is the first declaration of its kind. - * - * @param node A Declaration node. - * @param kind The SyntaxKind to find among related declarations. + * clears already present map by calling onDeleteExistingValue callback before deleting that key/value */ - function isFirstDeclarationOfKind(node, kind) { - return node.symbol && getDeclarationOfKind(node.symbol, kind) === node; - } - ts.isFirstDeclarationOfKind = isFirstDeclarationOfKind; - // Node tests - // - // All node tests in the following list should *not* reference parent pointers so that - // they may be used with transformations. - // Node Arrays - function isNodeArray(array) { - return array.hasOwnProperty("pos") - && array.hasOwnProperty("end"); - } - ts.isNodeArray = isNodeArray; - // Literals - function isNoSubstitutionTemplateLiteral(node) { - return node.kind === 12 /* NoSubstitutionTemplateLiteral */; - } - ts.isNoSubstitutionTemplateLiteral = isNoSubstitutionTemplateLiteral; - function isLiteralKind(kind) { - return 8 /* FirstLiteralToken */ <= kind && kind <= 12 /* LastLiteralToken */; - } - ts.isLiteralKind = isLiteralKind; - function isTextualLiteralKind(kind) { - return kind === 9 /* StringLiteral */ || kind === 12 /* NoSubstitutionTemplateLiteral */; - } - ts.isTextualLiteralKind = isTextualLiteralKind; - function isLiteralExpression(node) { - return isLiteralKind(node.kind); - } - ts.isLiteralExpression = isLiteralExpression; - // Pseudo-literals - function isTemplateLiteralKind(kind) { - return 12 /* FirstTemplateToken */ <= kind && kind <= 15 /* LastTemplateToken */; - } - ts.isTemplateLiteralKind = isTemplateLiteralKind; - function isTemplateHead(node) { - return node.kind === 13 /* TemplateHead */; - } - ts.isTemplateHead = isTemplateHead; - function isTemplateMiddleOrTemplateTail(node) { - var kind = node.kind; - return kind === 14 /* TemplateMiddle */ - || kind === 15 /* TemplateTail */; - } - ts.isTemplateMiddleOrTemplateTail = isTemplateMiddleOrTemplateTail; - // Identifiers - function isIdentifier(node) { - return node.kind === 70 /* Identifier */; - } - ts.isIdentifier = isIdentifier; - function isVoidExpression(node) { - return node.kind === 188 /* VoidExpression */; - } - ts.isVoidExpression = isVoidExpression; - function isGeneratedIdentifier(node) { - // Using `>` here catches both `GeneratedIdentifierKind.None` and `undefined`. - return isIdentifier(node) && node.autoGenerateKind > 0 /* None */; + function clearMap(map, onDeleteValue) { + // Remove all + map.forEach(onDeleteValue); + map.clear(); } - ts.isGeneratedIdentifier = isGeneratedIdentifier; - // Keywords - function isModifier(node) { - return isModifierKind(node.kind); - } - ts.isModifier = isModifier; - // Names - function isQualifiedName(node) { - return node.kind === 141 /* QualifiedName */; - } - ts.isQualifiedName = isQualifiedName; - function isComputedPropertyName(node) { - return node.kind === 142 /* ComputedPropertyName */; - } - ts.isComputedPropertyName = isComputedPropertyName; - function isEntityName(node) { - var kind = node.kind; - return kind === 141 /* QualifiedName */ - || kind === 70 /* Identifier */; + ts.clearMap = clearMap; + /** + * Mutates the map with newMap such that keys in map will be same as newMap. + */ + function mutateMap(map, newMap, options) { + var createNewValue = options.createNewValue, onDeleteValue = options.onDeleteValue, onExistingValue = options.onExistingValue; + // Needs update + map.forEach(function (existingValue, key) { + var valueInNewMap = newMap.get(key); + // Not present any more in new map, remove it + if (valueInNewMap === undefined) { + map.delete(key); + onDeleteValue(existingValue, key); + } + else if (onExistingValue) { + onExistingValue(existingValue, valueInNewMap, key); + } + }); + // Add new values that are not already present + newMap.forEach(function (valueInNewMap, key) { + if (!map.has(key)) { + // New values + map.set(key, createNewValue(key, valueInNewMap)); + } + }); } - ts.isEntityName = isEntityName; - function isPropertyName(node) { - var kind = node.kind; - return kind === 70 /* Identifier */ - || kind === 9 /* StringLiteral */ - || kind === 8 /* NumericLiteral */ - || kind === 142 /* ComputedPropertyName */; + ts.mutateMap = mutateMap; + /** Calls `callback` on `directory` and every ancestor directory it has, returning the first defined result. */ + function forEachAncestorDirectory(directory, callback) { + while (true) { + var result = callback(directory); + if (result !== undefined) { + return result; + } + var parentPath = ts.getDirectoryPath(directory); + if (parentPath === directory) { + return undefined; + } + directory = parentPath; + } } - ts.isPropertyName = isPropertyName; - function isModuleName(node) { - var kind = node.kind; - return kind === 70 /* Identifier */ - || kind === 9 /* StringLiteral */; + ts.forEachAncestorDirectory = forEachAncestorDirectory; +})(ts || (ts = {})); +(function (ts) { + function getDefaultLibFileName(options) { + switch (options.target) { + case 5 /* ESNext */: + return "lib.esnext.full.d.ts"; + case 4 /* ES2017 */: + return "lib.es2017.full.d.ts"; + case 3 /* ES2016 */: + return "lib.es2016.full.d.ts"; + case 2 /* ES2015 */: + return "lib.es6.d.ts"; // We don't use lib.es2015.full.d.ts due to breaking change. + default: + return "lib.d.ts"; + } } - ts.isModuleName = isModuleName; - function isBindingName(node) { - var kind = node.kind; - return kind === 70 /* Identifier */ - || kind === 172 /* ObjectBindingPattern */ - || kind === 173 /* ArrayBindingPattern */; + ts.getDefaultLibFileName = getDefaultLibFileName; + function textSpanEnd(span) { + return span.start + span.length; } - ts.isBindingName = isBindingName; - // Signature elements - function isTypeParameter(node) { - return node.kind === 143 /* TypeParameter */; + ts.textSpanEnd = textSpanEnd; + function textSpanIsEmpty(span) { + return span.length === 0; } - ts.isTypeParameter = isTypeParameter; - function isParameter(node) { - return node.kind === 144 /* Parameter */; + ts.textSpanIsEmpty = textSpanIsEmpty; + function textSpanContainsPosition(span, position) { + return position >= span.start && position < textSpanEnd(span); } - ts.isParameter = isParameter; - function isDecorator(node) { - return node.kind === 145 /* Decorator */; + ts.textSpanContainsPosition = textSpanContainsPosition; + // Returns true if 'span' contains 'other'. + function textSpanContainsTextSpan(span, other) { + return other.start >= span.start && textSpanEnd(other) <= textSpanEnd(span); } - ts.isDecorator = isDecorator; - // Type members - function isMethodDeclaration(node) { - return node.kind === 149 /* MethodDeclaration */; + ts.textSpanContainsTextSpan = textSpanContainsTextSpan; + function textSpanOverlapsWith(span, other) { + var overlapStart = Math.max(span.start, other.start); + var overlapEnd = Math.min(textSpanEnd(span), textSpanEnd(other)); + return overlapStart < overlapEnd; } - ts.isMethodDeclaration = isMethodDeclaration; - function isClassElement(node) { - var kind = node.kind; - return kind === 150 /* Constructor */ - || kind === 147 /* PropertyDeclaration */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 155 /* IndexSignature */ - || kind === 203 /* SemicolonClassElement */; + ts.textSpanOverlapsWith = textSpanOverlapsWith; + function textSpanOverlap(span1, span2) { + var overlapStart = Math.max(span1.start, span2.start); + var overlapEnd = Math.min(textSpanEnd(span1), textSpanEnd(span2)); + if (overlapStart < overlapEnd) { + return createTextSpanFromBounds(overlapStart, overlapEnd); + } + return undefined; } - ts.isClassElement = isClassElement; - function isObjectLiteralElementLike(node) { - var kind = node.kind; - return kind === 257 /* PropertyAssignment */ - || kind === 258 /* ShorthandPropertyAssignment */ - || kind === 259 /* SpreadAssignment */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 244 /* MissingDeclaration */; + ts.textSpanOverlap = textSpanOverlap; + function textSpanIntersectsWithTextSpan(span, other) { + return other.start <= textSpanEnd(span) && textSpanEnd(other) >= span.start; } - ts.isObjectLiteralElementLike = isObjectLiteralElementLike; - // Type - function isTypeNodeKind(kind) { - return (kind >= 156 /* FirstTypeNode */ && kind <= 171 /* LastTypeNode */) - || kind === 118 /* AnyKeyword */ - || kind === 132 /* NumberKeyword */ - || kind === 121 /* BooleanKeyword */ - || kind === 134 /* StringKeyword */ - || kind === 135 /* SymbolKeyword */ - || kind === 104 /* VoidKeyword */ - || kind === 129 /* NeverKeyword */ - || kind === 199 /* ExpressionWithTypeArguments */; + ts.textSpanIntersectsWithTextSpan = textSpanIntersectsWithTextSpan; + function textSpanIntersectsWith(span, start, length) { + var end = start + length; + return start <= textSpanEnd(span) && end >= span.start; } - /** - * Node test that determines whether a node is a valid type node. - * This differs from the `isPartOfTypeNode` function which determines whether a node is *part* - * of a TypeNode. - */ - function isTypeNode(node) { - return isTypeNodeKind(node.kind); + ts.textSpanIntersectsWith = textSpanIntersectsWith; + function decodedTextSpanIntersectsWith(start1, length1, start2, length2) { + var end1 = start1 + length1; + var end2 = start2 + length2; + return start2 <= end1 && end2 >= start1; } - ts.isTypeNode = isTypeNode; - // Binding patterns - function isArrayBindingPattern(node) { - return node.kind === 173 /* ArrayBindingPattern */; + ts.decodedTextSpanIntersectsWith = decodedTextSpanIntersectsWith; + function textSpanIntersectsWithPosition(span, position) { + return position <= textSpanEnd(span) && position >= span.start; } - ts.isArrayBindingPattern = isArrayBindingPattern; - function isObjectBindingPattern(node) { - return node.kind === 172 /* ObjectBindingPattern */; + ts.textSpanIntersectsWithPosition = textSpanIntersectsWithPosition; + function textSpanIntersection(span1, span2) { + var intersectStart = Math.max(span1.start, span2.start); + var intersectEnd = Math.min(textSpanEnd(span1), textSpanEnd(span2)); + if (intersectStart <= intersectEnd) { + return createTextSpanFromBounds(intersectStart, intersectEnd); + } + return undefined; } - ts.isObjectBindingPattern = isObjectBindingPattern; - function isBindingPattern(node) { - if (node) { - var kind = node.kind; - return kind === 173 /* ArrayBindingPattern */ - || kind === 172 /* ObjectBindingPattern */; + ts.textSpanIntersection = textSpanIntersection; + function createTextSpan(start, length) { + if (start < 0) { + throw new Error("start < 0"); } - return false; + if (length < 0) { + throw new Error("length < 0"); + } + return { start: start, length: length }; } - ts.isBindingPattern = isBindingPattern; - function isAssignmentPattern(node) { - var kind = node.kind; - return kind === 175 /* ArrayLiteralExpression */ - || kind === 176 /* ObjectLiteralExpression */; + ts.createTextSpan = createTextSpan; + function createTextSpanFromBounds(start, end) { + return createTextSpan(start, end - start); } - ts.isAssignmentPattern = isAssignmentPattern; - function isBindingElement(node) { - return node.kind === 174 /* BindingElement */; + ts.createTextSpanFromBounds = createTextSpanFromBounds; + function textChangeRangeNewSpan(range) { + return createTextSpan(range.span.start, range.newLength); } - ts.isBindingElement = isBindingElement; - function isArrayBindingElement(node) { - var kind = node.kind; - return kind === 174 /* BindingElement */ - || kind === 198 /* OmittedExpression */; + ts.textChangeRangeNewSpan = textChangeRangeNewSpan; + function textChangeRangeIsUnchanged(range) { + return textSpanIsEmpty(range.span) && range.newLength === 0; } - ts.isArrayBindingElement = isArrayBindingElement; - /** - * Determines whether the BindingOrAssignmentElement is a BindingElement-like declaration - */ - function isDeclarationBindingElement(bindingElement) { - switch (bindingElement.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 174 /* BindingElement */: - return true; + ts.textChangeRangeIsUnchanged = textChangeRangeIsUnchanged; + function createTextChangeRange(span, newLength) { + if (newLength < 0) { + throw new Error("newLength < 0"); } - return false; - } - ts.isDeclarationBindingElement = isDeclarationBindingElement; - /** - * Determines whether a node is a BindingOrAssignmentPattern - */ - function isBindingOrAssignmentPattern(node) { - return isObjectBindingOrAssignmentPattern(node) - || isArrayBindingOrAssignmentPattern(node); + return { span: span, newLength: newLength }; } - ts.isBindingOrAssignmentPattern = isBindingOrAssignmentPattern; + ts.createTextChangeRange = createTextChangeRange; + ts.unchangedTextChangeRange = createTextChangeRange(createTextSpan(0, 0), 0); /** - * Determines whether a node is an ObjectBindingOrAssignmentPattern + * Called to merge all the changes that occurred across several versions of a script snapshot + * into a single change. i.e. if a user keeps making successive edits to a script we will + * have a text change from V1 to V2, V2 to V3, ..., Vn. + * + * This function will then merge those changes into a single change range valid between V1 and + * Vn. */ - function isObjectBindingOrAssignmentPattern(node) { - switch (node.kind) { - case 172 /* ObjectBindingPattern */: - case 176 /* ObjectLiteralExpression */: - return true; - } - return false; - } - ts.isObjectBindingOrAssignmentPattern = isObjectBindingOrAssignmentPattern; - /** - * Determines whether a node is an ArrayBindingOrAssignmentPattern - */ - function isArrayBindingOrAssignmentPattern(node) { - switch (node.kind) { - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: - return true; - } - return false; - } - ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern; - // Expression - function isArrayLiteralExpression(node) { - return node.kind === 175 /* ArrayLiteralExpression */; - } - ts.isArrayLiteralExpression = isArrayLiteralExpression; - function isObjectLiteralExpression(node) { - return node.kind === 176 /* ObjectLiteralExpression */; - } - ts.isObjectLiteralExpression = isObjectLiteralExpression; - function isPropertyAccessExpression(node) { - return node.kind === 177 /* PropertyAccessExpression */; - } - ts.isPropertyAccessExpression = isPropertyAccessExpression; - function isElementAccessExpression(node) { - return node.kind === 178 /* ElementAccessExpression */; - } - ts.isElementAccessExpression = isElementAccessExpression; - function isBinaryExpression(node) { - return node.kind === 192 /* BinaryExpression */; - } - ts.isBinaryExpression = isBinaryExpression; - function isConditionalExpression(node) { - return node.kind === 193 /* ConditionalExpression */; - } - ts.isConditionalExpression = isConditionalExpression; - function isCallExpression(node) { - return node.kind === 179 /* CallExpression */; - } - ts.isCallExpression = isCallExpression; - function isTemplateLiteral(node) { - var kind = node.kind; - return kind === 194 /* TemplateExpression */ - || kind === 12 /* NoSubstitutionTemplateLiteral */; - } - ts.isTemplateLiteral = isTemplateLiteral; - function isSpreadExpression(node) { - return node.kind === 196 /* SpreadElement */; - } - ts.isSpreadExpression = isSpreadExpression; - function isExpressionWithTypeArguments(node) { - return node.kind === 199 /* ExpressionWithTypeArguments */; - } - ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments; - function isLeftHandSideExpressionKind(kind) { - return kind === 177 /* PropertyAccessExpression */ - || kind === 178 /* ElementAccessExpression */ - || kind === 180 /* NewExpression */ - || kind === 179 /* CallExpression */ - || kind === 246 /* JsxElement */ - || kind === 247 /* JsxSelfClosingElement */ - || kind === 181 /* TaggedTemplateExpression */ - || kind === 175 /* ArrayLiteralExpression */ - || kind === 183 /* ParenthesizedExpression */ - || kind === 176 /* ObjectLiteralExpression */ - || kind === 197 /* ClassExpression */ - || kind === 184 /* FunctionExpression */ - || kind === 70 /* Identifier */ - || kind === 11 /* RegularExpressionLiteral */ - || kind === 8 /* NumericLiteral */ - || kind === 9 /* StringLiteral */ - || kind === 12 /* NoSubstitutionTemplateLiteral */ - || kind === 194 /* TemplateExpression */ - || kind === 85 /* FalseKeyword */ - || kind === 94 /* NullKeyword */ - || kind === 98 /* ThisKeyword */ - || kind === 100 /* TrueKeyword */ - || kind === 96 /* SuperKeyword */ - || kind === 201 /* NonNullExpression */; - } - function isLeftHandSideExpression(node) { - return isLeftHandSideExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); - } - ts.isLeftHandSideExpression = isLeftHandSideExpression; - function isUnaryExpressionKind(kind) { - return kind === 190 /* PrefixUnaryExpression */ - || kind === 191 /* PostfixUnaryExpression */ - || kind === 186 /* DeleteExpression */ - || kind === 187 /* TypeOfExpression */ - || kind === 188 /* VoidExpression */ - || kind === 189 /* AwaitExpression */ - || kind === 182 /* TypeAssertionExpression */ - || isLeftHandSideExpressionKind(kind); - } - function isUnaryExpression(node) { - return isUnaryExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); - } - ts.isUnaryExpression = isUnaryExpression; - function isExpressionKind(kind) { - return kind === 193 /* ConditionalExpression */ - || kind === 195 /* YieldExpression */ - || kind === 185 /* ArrowFunction */ - || kind === 192 /* BinaryExpression */ - || kind === 196 /* SpreadElement */ - || kind === 200 /* AsExpression */ - || kind === 198 /* OmittedExpression */ - || isUnaryExpressionKind(kind); - } - function isExpression(node) { - return isExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); - } - ts.isExpression = isExpression; - function isAssertionExpression(node) { - var kind = node.kind; - return kind === 182 /* TypeAssertionExpression */ - || kind === 200 /* AsExpression */; - } - ts.isAssertionExpression = isAssertionExpression; - function isPartiallyEmittedExpression(node) { - return node.kind === 294 /* PartiallyEmittedExpression */; - } - ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression; - function isNotEmittedStatement(node) { - return node.kind === 293 /* NotEmittedStatement */; - } - ts.isNotEmittedStatement = isNotEmittedStatement; - function isNotEmittedOrPartiallyEmittedNode(node) { - return isNotEmittedStatement(node) - || isPartiallyEmittedExpression(node); - } - ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode; - function isOmittedExpression(node) { - return node.kind === 198 /* OmittedExpression */; - } - ts.isOmittedExpression = isOmittedExpression; - // Misc - function isTemplateSpan(node) { - return node.kind === 202 /* TemplateSpan */; - } - ts.isTemplateSpan = isTemplateSpan; - // Element - function isBlock(node) { - return node.kind === 204 /* Block */; - } - ts.isBlock = isBlock; - function isConciseBody(node) { - return isBlock(node) - || isExpression(node); - } - ts.isConciseBody = isConciseBody; - function isFunctionBody(node) { - return isBlock(node); - } - ts.isFunctionBody = isFunctionBody; - function isForInitializer(node) { - return isVariableDeclarationList(node) - || isExpression(node); - } - ts.isForInitializer = isForInitializer; - function isVariableDeclaration(node) { - return node.kind === 223 /* VariableDeclaration */; - } - ts.isVariableDeclaration = isVariableDeclaration; - function isVariableDeclarationList(node) { - return node.kind === 224 /* VariableDeclarationList */; - } - ts.isVariableDeclarationList = isVariableDeclarationList; - function isCaseBlock(node) { - return node.kind === 232 /* CaseBlock */; - } - ts.isCaseBlock = isCaseBlock; - function isModuleBody(node) { - var kind = node.kind; - return kind === 231 /* ModuleBlock */ - || kind === 230 /* ModuleDeclaration */; - } - ts.isModuleBody = isModuleBody; - function isImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */; - } - ts.isImportEqualsDeclaration = isImportEqualsDeclaration; - function isImportClause(node) { - return node.kind === 236 /* ImportClause */; - } - ts.isImportClause = isImportClause; - function isNamedImportBindings(node) { - var kind = node.kind; - return kind === 238 /* NamedImports */ - || kind === 237 /* NamespaceImport */; - } - ts.isNamedImportBindings = isNamedImportBindings; - function isImportSpecifier(node) { - return node.kind === 239 /* ImportSpecifier */; - } - ts.isImportSpecifier = isImportSpecifier; - function isNamedExports(node) { - return node.kind === 242 /* NamedExports */; - } - ts.isNamedExports = isNamedExports; - function isExportSpecifier(node) { - return node.kind === 243 /* ExportSpecifier */; - } - ts.isExportSpecifier = isExportSpecifier; - function isModuleOrEnumDeclaration(node) { - return node.kind === 230 /* ModuleDeclaration */ || node.kind === 229 /* EnumDeclaration */; - } - ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration; - function isDeclarationKind(kind) { - return kind === 185 /* ArrowFunction */ - || kind === 174 /* BindingElement */ - || kind === 226 /* ClassDeclaration */ - || kind === 197 /* ClassExpression */ - || kind === 150 /* Constructor */ - || kind === 229 /* EnumDeclaration */ - || kind === 260 /* EnumMember */ - || kind === 243 /* ExportSpecifier */ - || kind === 225 /* FunctionDeclaration */ - || kind === 184 /* FunctionExpression */ - || kind === 151 /* GetAccessor */ - || kind === 236 /* ImportClause */ - || kind === 234 /* ImportEqualsDeclaration */ - || kind === 239 /* ImportSpecifier */ - || kind === 227 /* InterfaceDeclaration */ - || kind === 149 /* MethodDeclaration */ - || kind === 148 /* MethodSignature */ - || kind === 230 /* ModuleDeclaration */ - || kind === 233 /* NamespaceExportDeclaration */ - || kind === 237 /* NamespaceImport */ - || kind === 144 /* Parameter */ - || kind === 257 /* PropertyAssignment */ - || kind === 147 /* PropertyDeclaration */ - || kind === 146 /* PropertySignature */ - || kind === 152 /* SetAccessor */ - || kind === 258 /* ShorthandPropertyAssignment */ - || kind === 228 /* TypeAliasDeclaration */ - || kind === 143 /* TypeParameter */ - || kind === 223 /* VariableDeclaration */ - || kind === 285 /* JSDocTypedefTag */; - } - function isDeclarationStatementKind(kind) { - return kind === 225 /* FunctionDeclaration */ - || kind === 244 /* MissingDeclaration */ - || kind === 226 /* ClassDeclaration */ - || kind === 227 /* InterfaceDeclaration */ - || kind === 228 /* TypeAliasDeclaration */ - || kind === 229 /* EnumDeclaration */ - || kind === 230 /* ModuleDeclaration */ - || kind === 235 /* ImportDeclaration */ - || kind === 234 /* ImportEqualsDeclaration */ - || kind === 241 /* ExportDeclaration */ - || kind === 240 /* ExportAssignment */ - || kind === 233 /* NamespaceExportDeclaration */; - } - function isStatementKindButNotDeclarationKind(kind) { - return kind === 215 /* BreakStatement */ - || kind === 214 /* ContinueStatement */ - || kind === 222 /* DebuggerStatement */ - || kind === 209 /* DoStatement */ - || kind === 207 /* ExpressionStatement */ - || kind === 206 /* EmptyStatement */ - || kind === 212 /* ForInStatement */ - || kind === 213 /* ForOfStatement */ - || kind === 211 /* ForStatement */ - || kind === 208 /* IfStatement */ - || kind === 219 /* LabeledStatement */ - || kind === 216 /* ReturnStatement */ - || kind === 218 /* SwitchStatement */ - || kind === 220 /* ThrowStatement */ - || kind === 221 /* TryStatement */ - || kind === 205 /* VariableStatement */ - || kind === 210 /* WhileStatement */ - || kind === 217 /* WithStatement */ - || kind === 293 /* NotEmittedStatement */ - || kind === 296 /* EndOfDeclarationMarker */ - || kind === 295 /* MergeDeclarationMarker */; - } - function isDeclaration(node) { - return isDeclarationKind(node.kind); - } - ts.isDeclaration = isDeclaration; - function isDeclarationStatement(node) { - return isDeclarationStatementKind(node.kind); - } - ts.isDeclarationStatement = isDeclarationStatement; - /** - * Determines whether the node is a statement that is not also a declaration - */ - function isStatementButNotDeclaration(node) { - return isStatementKindButNotDeclarationKind(node.kind); - } - ts.isStatementButNotDeclaration = isStatementButNotDeclaration; - function isStatement(node) { - var kind = node.kind; - return isStatementKindButNotDeclarationKind(kind) - || isDeclarationStatementKind(kind) - || kind === 204 /* Block */; - } - ts.isStatement = isStatement; - // Module references - function isModuleReference(node) { - var kind = node.kind; - return kind === 245 /* ExternalModuleReference */ - || kind === 141 /* QualifiedName */ - || kind === 70 /* Identifier */; - } - ts.isModuleReference = isModuleReference; - // JSX - function isJsxOpeningElement(node) { - return node.kind === 248 /* JsxOpeningElement */; - } - ts.isJsxOpeningElement = isJsxOpeningElement; - function isJsxClosingElement(node) { - return node.kind === 249 /* JsxClosingElement */; - } - ts.isJsxClosingElement = isJsxClosingElement; - function isJsxTagNameExpression(node) { - var kind = node.kind; - return kind === 98 /* ThisKeyword */ - || kind === 70 /* Identifier */ - || kind === 177 /* PropertyAccessExpression */; - } - ts.isJsxTagNameExpression = isJsxTagNameExpression; - function isJsxChild(node) { - var kind = node.kind; - return kind === 246 /* JsxElement */ - || kind === 252 /* JsxExpression */ - || kind === 247 /* JsxSelfClosingElement */ - || kind === 10 /* JsxText */; - } - ts.isJsxChild = isJsxChild; - function isJsxAttributeLike(node) { - var kind = node.kind; - return kind === 250 /* JsxAttribute */ - || kind === 251 /* JsxSpreadAttribute */; - } - ts.isJsxAttributeLike = isJsxAttributeLike; - function isJsxSpreadAttribute(node) { - return node.kind === 251 /* JsxSpreadAttribute */; - } - ts.isJsxSpreadAttribute = isJsxSpreadAttribute; - function isJsxAttribute(node) { - return node.kind === 250 /* JsxAttribute */; - } - ts.isJsxAttribute = isJsxAttribute; - function isStringLiteralOrJsxExpression(node) { - var kind = node.kind; - return kind === 9 /* StringLiteral */ - || kind === 252 /* JsxExpression */; - } - ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression; - // Clauses - function isCaseOrDefaultClause(node) { - var kind = node.kind; - return kind === 253 /* CaseClause */ - || kind === 254 /* DefaultClause */; - } - ts.isCaseOrDefaultClause = isCaseOrDefaultClause; - function isHeritageClause(node) { - return node.kind === 255 /* HeritageClause */; - } - ts.isHeritageClause = isHeritageClause; - function isCatchClause(node) { - return node.kind === 256 /* CatchClause */; - } - ts.isCatchClause = isCatchClause; - // Property assignments - function isPropertyAssignment(node) { - return node.kind === 257 /* PropertyAssignment */; - } - ts.isPropertyAssignment = isPropertyAssignment; - function isShorthandPropertyAssignment(node) { - return node.kind === 258 /* ShorthandPropertyAssignment */; - } - ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment; - // Enum - function isEnumMember(node) { - return node.kind === 260 /* EnumMember */; - } - ts.isEnumMember = isEnumMember; - // Top-level nodes - function isSourceFile(node) { - return node.kind === 261 /* SourceFile */; - } - ts.isSourceFile = isSourceFile; - function isWatchSet(options) { - // Firefox has Object.prototype.watch - return options.watch && options.hasOwnProperty("watch"); - } - ts.isWatchSet = isWatchSet; -})(ts || (ts = {})); -(function (ts) { - function getDefaultLibFileName(options) { - switch (options.target) { - case 5 /* ESNext */: - case 4 /* ES2017 */: - return "lib.es2017.d.ts"; - case 3 /* ES2016 */: - return "lib.es2016.d.ts"; - case 2 /* ES2015 */: - return "lib.es6.d.ts"; - default: - return "lib.d.ts"; - } - } - ts.getDefaultLibFileName = getDefaultLibFileName; - function textSpanEnd(span) { - return span.start + span.length; - } - ts.textSpanEnd = textSpanEnd; - function textSpanIsEmpty(span) { - return span.length === 0; - } - ts.textSpanIsEmpty = textSpanIsEmpty; - function textSpanContainsPosition(span, position) { - return position >= span.start && position < textSpanEnd(span); - } - ts.textSpanContainsPosition = textSpanContainsPosition; - // Returns true if 'span' contains 'other'. - function textSpanContainsTextSpan(span, other) { - return other.start >= span.start && textSpanEnd(other) <= textSpanEnd(span); - } - ts.textSpanContainsTextSpan = textSpanContainsTextSpan; - function textSpanOverlapsWith(span, other) { - var overlapStart = Math.max(span.start, other.start); - var overlapEnd = Math.min(textSpanEnd(span), textSpanEnd(other)); - return overlapStart < overlapEnd; - } - ts.textSpanOverlapsWith = textSpanOverlapsWith; - function textSpanOverlap(span1, span2) { - var overlapStart = Math.max(span1.start, span2.start); - var overlapEnd = Math.min(textSpanEnd(span1), textSpanEnd(span2)); - if (overlapStart < overlapEnd) { - return createTextSpanFromBounds(overlapStart, overlapEnd); - } - return undefined; - } - ts.textSpanOverlap = textSpanOverlap; - function textSpanIntersectsWithTextSpan(span, other) { - return other.start <= textSpanEnd(span) && textSpanEnd(other) >= span.start; - } - ts.textSpanIntersectsWithTextSpan = textSpanIntersectsWithTextSpan; - function textSpanIntersectsWith(span, start, length) { - var end = start + length; - return start <= textSpanEnd(span) && end >= span.start; - } - ts.textSpanIntersectsWith = textSpanIntersectsWith; - function decodedTextSpanIntersectsWith(start1, length1, start2, length2) { - var end1 = start1 + length1; - var end2 = start2 + length2; - return start2 <= end1 && end2 >= start1; - } - ts.decodedTextSpanIntersectsWith = decodedTextSpanIntersectsWith; - function textSpanIntersectsWithPosition(span, position) { - return position <= textSpanEnd(span) && position >= span.start; - } - ts.textSpanIntersectsWithPosition = textSpanIntersectsWithPosition; - function textSpanIntersection(span1, span2) { - var intersectStart = Math.max(span1.start, span2.start); - var intersectEnd = Math.min(textSpanEnd(span1), textSpanEnd(span2)); - if (intersectStart <= intersectEnd) { - return createTextSpanFromBounds(intersectStart, intersectEnd); - } - return undefined; - } - ts.textSpanIntersection = textSpanIntersection; - function createTextSpan(start, length) { - if (start < 0) { - throw new Error("start < 0"); - } - if (length < 0) { - throw new Error("length < 0"); - } - return { start: start, length: length }; - } - ts.createTextSpan = createTextSpan; - function createTextSpanFromBounds(start, end) { - return createTextSpan(start, end - start); - } - ts.createTextSpanFromBounds = createTextSpanFromBounds; - function textChangeRangeNewSpan(range) { - return createTextSpan(range.span.start, range.newLength); - } - ts.textChangeRangeNewSpan = textChangeRangeNewSpan; - function textChangeRangeIsUnchanged(range) { - return textSpanIsEmpty(range.span) && range.newLength === 0; - } - ts.textChangeRangeIsUnchanged = textChangeRangeIsUnchanged; - function createTextChangeRange(span, newLength) { - if (newLength < 0) { - throw new Error("newLength < 0"); - } - return { span: span, newLength: newLength }; - } - ts.createTextChangeRange = createTextChangeRange; - ts.unchangedTextChangeRange = createTextChangeRange(createTextSpan(0, 0), 0); - /** - * Called to merge all the changes that occurred across several versions of a script snapshot - * into a single change. i.e. if a user keeps making successive edits to a script we will - * have a text change from V1 to V2, V2 to V3, ..., Vn. - * - * This function will then merge those changes into a single change range valid between V1 and - * Vn. - */ - function collapseTextChangeRangesAcrossMultipleVersions(changes) { - if (changes.length === 0) { - return ts.unchangedTextChangeRange; + function collapseTextChangeRangesAcrossMultipleVersions(changes) { + if (changes.length === 0) { + return ts.unchangedTextChangeRange; } if (changes.length === 1) { return changes[0]; @@ -10506,13 +10804,13 @@ var ts; oldEndN = Math.max(oldEnd1, oldEnd1 + (oldEnd2 - newEnd1)); newEndN = Math.max(newEnd2, newEnd2 + (newEnd1 - oldEnd2)); } - return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), /*newLength:*/ newEndN - oldStartN); + return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), /*newLength*/ newEndN - oldStartN); } ts.collapseTextChangeRangesAcrossMultipleVersions = collapseTextChangeRangesAcrossMultipleVersions; function getTypeParameterOwner(d) { - if (d && d.kind === 143 /* TypeParameter */) { + if (d && d.kind === 145 /* TypeParameter */) { for (var current = d; current; current = current.parent) { - if (ts.isFunctionLike(current) || ts.isClassLike(current) || current.kind === 227 /* InterfaceDeclaration */) { + if (ts.isFunctionLike(current) || ts.isClassLike(current) || current.kind === 230 /* InterfaceDeclaration */) { return current; } } @@ -10520,11 +10818,25 @@ var ts; } ts.getTypeParameterOwner = getTypeParameterOwner; function isParameterPropertyDeclaration(node) { - return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) && node.parent.kind === 150 /* Constructor */ && ts.isClassLike(node.parent.parent); + return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) && node.parent.kind === 152 /* Constructor */ && ts.isClassLike(node.parent.parent); } ts.isParameterPropertyDeclaration = isParameterPropertyDeclaration; + function isEmptyBindingPattern(node) { + if (ts.isBindingPattern(node)) { + return ts.every(node.elements, isEmptyBindingElement); + } + return false; + } + ts.isEmptyBindingPattern = isEmptyBindingPattern; + function isEmptyBindingElement(node) { + if (ts.isOmittedExpression(node)) { + return true; + } + return isEmptyBindingPattern(node.name); + } + ts.isEmptyBindingElement = isEmptyBindingElement; function walkUpBindingElementsAndPatterns(node) { - while (node && (node.kind === 174 /* BindingElement */ || ts.isBindingPattern(node))) { + while (node && (node.kind === 176 /* BindingElement */ || ts.isBindingPattern(node))) { node = node.parent; } return node; @@ -10532,14 +10844,14 @@ var ts; function getCombinedModifierFlags(node) { node = walkUpBindingElementsAndPatterns(node); var flags = ts.getModifierFlags(node); - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 226 /* VariableDeclaration */) { node = node.parent; } - if (node && node.kind === 224 /* VariableDeclarationList */) { + if (node && node.kind === 227 /* VariableDeclarationList */) { flags |= ts.getModifierFlags(node); node = node.parent; } - if (node && node.kind === 205 /* VariableStatement */) { + if (node && node.kind === 208 /* VariableStatement */) { flags |= ts.getModifierFlags(node); } return flags; @@ -10555,23 +10867,23 @@ var ts; function getCombinedNodeFlags(node) { node = walkUpBindingElementsAndPatterns(node); var flags = node.flags; - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 226 /* VariableDeclaration */) { node = node.parent; } - if (node && node.kind === 224 /* VariableDeclarationList */) { + if (node && node.kind === 227 /* VariableDeclarationList */) { flags |= node.flags; node = node.parent; } - if (node && node.kind === 205 /* VariableStatement */) { + if (node && node.kind === 208 /* VariableStatement */) { flags |= node.flags; } return flags; } ts.getCombinedNodeFlags = getCombinedNodeFlags; /** - * Checks to see if the locale is in the appropriate format, - * and if it is, attempts to set the appropriate language. - */ + * Checks to see if the locale is in the appropriate format, + * and if it is, attempts to set the appropriate language. + */ function validateLocaleAndSetLanguage(locale, sys, errors) { var matchResult = /^([a-z]+)([_\-]([a-z]+))?$/.exec(locale.toLowerCase()); if (!matchResult) { @@ -10622,4337 +10934,2831 @@ var ts; } } ts.validateLocaleAndSetLanguage = validateLocaleAndSetLanguage; -})(ts || (ts = {})); -/// -/// -/* @internal */ -var ts; -(function (ts) { - var NodeConstructor; - var SourceFileConstructor; - function createNode(kind, location, flags) { - var ConstructorForKind = kind === 261 /* SourceFile */ - ? (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor())) - : (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor())); - var node = location - ? new ConstructorForKind(kind, location.pos, location.end) - : new ConstructorForKind(kind, /*pos*/ -1, /*end*/ -1); - node.flags = flags | 8 /* Synthesized */; - return node; - } - function updateNode(updated, original) { - if (updated !== original) { - setOriginalNode(updated, original); - if (original.startsOnNewLine) { - updated.startsOnNewLine = true; + function getOriginalNode(node, nodeTest) { + if (node) { + while (node.original !== undefined) { + node = node.original; } - ts.aggregateTransformFlags(updated); } - return updated; + return !nodeTest || nodeTest(node) ? node : undefined; } - ts.updateNode = updateNode; - function createNodeArray(elements, location, hasTrailingComma) { - if (elements) { - if (ts.isNodeArray(elements)) { - return elements; - } - } - else { - elements = []; - } - var array = elements; - if (location) { - array.pos = location.pos; - array.end = location.end; - } - else { - array.pos = -1; - array.end = -1; + ts.getOriginalNode = getOriginalNode; + /** + * Gets a value indicating whether a node originated in the parse tree. + * + * @param node The node to test. + */ + function isParseTreeNode(node) { + return (node.flags & 8 /* Synthesized */) === 0; + } + ts.isParseTreeNode = isParseTreeNode; + function getParseTreeNode(node, nodeTest) { + if (node === undefined || isParseTreeNode(node)) { + return node; } - if (hasTrailingComma) { - array.hasTrailingComma = true; + node = getOriginalNode(node); + if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) { + return node; } - return array; + return undefined; } - ts.createNodeArray = createNodeArray; - function createSynthesizedNode(kind, startsOnNewLine) { - var node = createNode(kind, /*location*/ undefined); - node.startsOnNewLine = startsOnNewLine; - return node; + ts.getParseTreeNode = getParseTreeNode; + /** + * Remove extra underscore from escaped identifier text content. + * + * @param identifier The escaped identifier text. + * @returns The unescaped identifier text. + */ + function unescapeLeadingUnderscores(identifier) { + var id = identifier; + return id.length >= 3 && id.charCodeAt(0) === 95 /* _ */ && id.charCodeAt(1) === 95 /* _ */ && id.charCodeAt(2) === 95 /* _ */ ? id.substr(1) : id; + } + ts.unescapeLeadingUnderscores = unescapeLeadingUnderscores; + function idText(identifier) { + return unescapeLeadingUnderscores(identifier.escapedText); } - ts.createSynthesizedNode = createSynthesizedNode; - function createSynthesizedNodeArray(elements) { - return createNodeArray(elements, /*location*/ undefined); + ts.idText = idText; + function symbolName(symbol) { + return unescapeLeadingUnderscores(symbol.escapedName); } - ts.createSynthesizedNodeArray = createSynthesizedNodeArray; + ts.symbolName = symbolName; /** - * Creates a shallow, memberwise clone of a node with no source map location. + * Remove extra underscore from escaped identifier text content. + * @deprecated Use `id.text` for the unescaped text. + * @param identifier The escaped identifier text. + * @returns The unescaped identifier text. */ - function getSynthesizedClone(node) { - // We don't use "clone" from core.ts here, as we need to preserve the prototype chain of - // the original node. We also need to exclude specific properties and only include own- - // properties (to skip members already defined on the shared prototype). - var clone = createNode(node.kind, /*location*/ undefined, node.flags); - setOriginalNode(clone, node); - for (var key in node) { - if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) { - continue; - } - clone[key] = node[key]; - } - return clone; + function unescapeIdentifier(id) { + return id; } - ts.getSynthesizedClone = getSynthesizedClone; + ts.unescapeIdentifier = unescapeIdentifier; /** - * Creates a shallow, memberwise clone of a node for mutation. + * A JSDocTypedef tag has an _optional_ name field - if a name is not directly present, we should + * attempt to draw the name from the node the declaration is on (as that declaration is what its' symbol + * will be merged with) */ - function getMutableClone(node) { - var clone = getSynthesizedClone(node); - clone.pos = node.pos; - clone.end = node.end; - clone.parent = node.parent; - return clone; - } - ts.getMutableClone = getMutableClone; - function createLiteral(value, location) { - if (typeof value === "number") { - var node = createNode(8 /* NumericLiteral */, location, /*flags*/ undefined); - node.text = value.toString(); - return node; - } - else if (typeof value === "boolean") { - return createNode(value ? 100 /* TrueKeyword */ : 85 /* FalseKeyword */, location, /*flags*/ undefined); + function nameForNamelessJSDocTypedef(declaration) { + var hostNode = declaration.parent.parent; + if (!hostNode) { + return undefined; } - else if (typeof value === "string") { - var node = createNode(9 /* StringLiteral */, location, /*flags*/ undefined); - node.text = value; - return node; + // Covers classes, functions - any named declaration host node + if (ts.isDeclaration(hostNode)) { + return getDeclarationIdentifier(hostNode); } - else if (value) { - var node = createNode(9 /* StringLiteral */, location, /*flags*/ undefined); - node.textSourceNode = value; - node.text = value.text; - return node; + // Covers remaining cases + switch (hostNode.kind) { + case 208 /* VariableStatement */: + if (hostNode.declarationList && + hostNode.declarationList.declarations[0]) { + return getDeclarationIdentifier(hostNode.declarationList.declarations[0]); + } + return undefined; + case 210 /* ExpressionStatement */: + var expr = hostNode.expression; + switch (expr.kind) { + case 179 /* PropertyAccessExpression */: + return expr.name; + case 180 /* ElementAccessExpression */: + var arg = expr.argumentExpression; + if (ts.isIdentifier(arg)) { + return arg; + } + } + return undefined; + case 1 /* EndOfFileToken */: + return undefined; + case 185 /* ParenthesizedExpression */: { + return getDeclarationIdentifier(hostNode.expression); + } + case 222 /* LabeledStatement */: { + if (ts.isDeclaration(hostNode.statement) || ts.isExpression(hostNode.statement)) { + return getDeclarationIdentifier(hostNode.statement); + } + return undefined; + } + default: + ts.Debug.assertNever(hostNode, "Found typedef tag attached to node which it should not be!"); } } - ts.createLiteral = createLiteral; - // Identifiers - var nextAutoGenerateId = 0; - function createIdentifier(text, location) { - var node = createNode(70 /* Identifier */, location); - node.text = ts.escapeIdentifier(text); - node.originalKeywordKind = ts.stringToToken(text); - node.autoGenerateKind = 0 /* None */; - node.autoGenerateId = 0; - return node; + function getDeclarationIdentifier(node) { + var name = getNameOfDeclaration(node); + return ts.isIdentifier(name) ? name : undefined; } - ts.createIdentifier = createIdentifier; - function createTempVariable(recordTempVariable, location) { - var name = createNode(70 /* Identifier */, location); - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 1 /* Auto */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - if (recordTempVariable) { - recordTempVariable(name); + function getNameOfJSDocTypedef(declaration) { + return declaration.name || nameForNamelessJSDocTypedef(declaration); + } + ts.getNameOfJSDocTypedef = getNameOfJSDocTypedef; + function getNameOfDeclaration(declaration) { + if (!declaration) { + return undefined; } - return name; + switch (declaration.kind) { + case 284 /* JSDocPropertyTag */: + case 279 /* JSDocParameterTag */: { + var name = declaration.name; + if (name.kind === 143 /* QualifiedName */) { + return name.right; + } + break; + } + case 194 /* BinaryExpression */: { + var expr = declaration; + switch (ts.getSpecialPropertyAssignmentKind(expr)) { + case 1 /* ExportsProperty */: + case 4 /* ThisProperty */: + case 5 /* Property */: + case 3 /* PrototypeProperty */: + return expr.left.name; + default: + return undefined; + } + } + case 283 /* JSDocTypedefTag */: + return getNameOfJSDocTypedef(declaration); + case 243 /* ExportAssignment */: { + var expression = declaration.expression; + return ts.isIdentifier(expression) ? expression : undefined; + } + } + return declaration.name; } - ts.createTempVariable = createTempVariable; - function createLoopVariable(location) { - var name = createNode(70 /* Identifier */, location); - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 2 /* Loop */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - return name; + ts.getNameOfDeclaration = getNameOfDeclaration; + /** + * Gets the JSDoc parameter tags for the node if present. + * + * @remarks Returns any JSDoc param tag that matches the provided + * parameter, whether a param tag on a containing function + * expression, or a param tag on a variable declaration whose + * initializer is the containing function. The tags closest to the + * node are returned first, so in the previous example, the param + * tag on the containing function expression would be first. + * + * Does not return tags for binding patterns, because JSDoc matches + * parameters by name and binding patterns do not have a name. + */ + function getJSDocParameterTags(param) { + if (param.name && ts.isIdentifier(param.name)) { + var name_1 = param.name.escapedText; + return getJSDocTags(param.parent).filter(function (tag) { return ts.isJSDocParameterTag(tag) && ts.isIdentifier(tag.name) && tag.name.escapedText === name_1; }); + } + // a binding pattern doesn't have a name, so it's not possible to match it a JSDoc parameter, which is identified by name + return undefined; } - ts.createLoopVariable = createLoopVariable; - function createUniqueName(text, location) { - var name = createNode(70 /* Identifier */, location); - name.text = text; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 3 /* Unique */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - return name; + ts.getJSDocParameterTags = getJSDocParameterTags; + /** + * Return true if the node has JSDoc parameter tags. + * + * @remarks Includes parameter tags that are not directly on the node, + * for example on a variable declaration whose initializer is a function expression. + */ + function hasJSDocParameterTags(node) { + return !!getFirstJSDocTag(node, 279 /* JSDocParameterTag */); } - ts.createUniqueName = createUniqueName; - function getGeneratedNameForNode(node, location) { - var name = createNode(70 /* Identifier */, location); - name.original = node; - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 4 /* Node */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - return name; + ts.hasJSDocParameterTags = hasJSDocParameterTags; + /** Gets the JSDoc augments tag for the node if present */ + function getJSDocAugmentsTag(node) { + return getFirstJSDocTag(node, 277 /* JSDocAugmentsTag */); } - ts.getGeneratedNameForNode = getGeneratedNameForNode; - // Punctuation - function createToken(token) { - return createNode(token); + ts.getJSDocAugmentsTag = getJSDocAugmentsTag; + /** Gets the JSDoc class tag for the node if present */ + function getJSDocClassTag(node) { + return getFirstJSDocTag(node, 278 /* JSDocClassTag */); } - ts.createToken = createToken; - // Reserved words - function createSuper() { - var node = createNode(96 /* SuperKeyword */); - return node; + ts.getJSDocClassTag = getJSDocClassTag; + /** Gets the JSDoc return tag for the node if present */ + function getJSDocReturnTag(node) { + return getFirstJSDocTag(node, 280 /* JSDocReturnTag */); } - ts.createSuper = createSuper; - function createThis(location) { - var node = createNode(98 /* ThisKeyword */, location); - return node; + ts.getJSDocReturnTag = getJSDocReturnTag; + /** Gets the JSDoc template tag for the node if present */ + function getJSDocTemplateTag(node) { + return getFirstJSDocTag(node, 282 /* JSDocTemplateTag */); } - ts.createThis = createThis; - function createNull() { - var node = createNode(94 /* NullKeyword */); - return node; - } - ts.createNull = createNull; - // Names - function createComputedPropertyName(expression, location) { - var node = createNode(142 /* ComputedPropertyName */, location); - node.expression = expression; - return node; - } - ts.createComputedPropertyName = createComputedPropertyName; - function updateComputedPropertyName(node, expression) { - if (node.expression !== expression) { - return updateNode(createComputedPropertyName(expression, node), node); + ts.getJSDocTemplateTag = getJSDocTemplateTag; + /** Gets the JSDoc type tag for the node if present and valid */ + function getJSDocTypeTag(node) { + // We should have already issued an error if there were multiple type jsdocs, so just use the first one. + var tag = getFirstJSDocTag(node, 281 /* JSDocTypeTag */); + if (tag && tag.typeExpression && tag.typeExpression.type) { + return tag; } - return node; - } - ts.updateComputedPropertyName = updateComputedPropertyName; - // Signature elements - function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer, location, flags) { - var node = createNode(144 /* Parameter */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.dotDotDotToken = dotDotDotToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.questionToken = questionToken; - node.type = type; - node.initializer = initializer ? parenthesizeExpressionForList(initializer) : undefined; - return node; + return undefined; } - ts.createParameter = createParameter; - function updateParameter(node, decorators, modifiers, dotDotDotToken, name, type, initializer) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.dotDotDotToken !== dotDotDotToken || node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, node.questionToken, type, initializer, /*location*/ node, /*flags*/ node.flags), node); + ts.getJSDocTypeTag = getJSDocTypeTag; + /** + * Gets the type node for the node if provided via JSDoc. + * + * @remarks The search includes any JSDoc param tag that relates + * to the provided parameter, for example a type tag on the + * parameter itself, or a param tag on a containing function + * expression, or a param tag on a variable declaration whose + * initializer is the containing function. The tags closest to the + * node are examined first, so in the previous example, the type + * tag directly on the node would be returned. + */ + function getJSDocType(node) { + var tag = getFirstJSDocTag(node, 281 /* JSDocTypeTag */); + if (!tag && node.kind === 146 /* Parameter */) { + var paramTags = getJSDocParameterTags(node); + if (paramTags) { + tag = ts.find(paramTags, function (tag) { return !!tag.typeExpression; }); + } } - return node; + return tag && tag.typeExpression && tag.typeExpression.type; } - ts.updateParameter = updateParameter; - // Type members - function createProperty(decorators, modifiers, name, questionToken, type, initializer, location) { - var node = createNode(147 /* PropertyDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.questionToken = questionToken; - node.type = type; - node.initializer = initializer; - return node; + ts.getJSDocType = getJSDocType; + /** + * Gets the return type node for the node if provided via JSDoc's return tag. + * + * @remarks `getJSDocReturnTag` just gets the whole JSDoc tag. This function + * gets the type from inside the braces. + */ + function getJSDocReturnType(node) { + var returnTag = getJSDocReturnTag(node); + return returnTag && returnTag.typeExpression && returnTag.typeExpression.type; + } + ts.getJSDocReturnType = getJSDocReturnType; + /** Get all JSDoc tags related to a node, including those on parent nodes. */ + function getJSDocTags(node) { + var tags = node.jsDocCache; + // If cache is 'null', that means we did the work of searching for JSDoc tags and came up with nothing. + if (tags === undefined) { + node.jsDocCache = tags = ts.flatMap(ts.getJSDocCommentsAndTags(node), function (j) { return ts.isJSDoc(j) ? j.tags : j; }); + } + return tags; + } + ts.getJSDocTags = getJSDocTags; + /** Get the first JSDoc tag of a specified kind, or undefined if not present. */ + function getFirstJSDocTag(node, kind) { + var tags = getJSDocTags(node); + return ts.find(tags, function (doc) { return doc.kind === kind; }); } - ts.createProperty = createProperty; - function updateProperty(node, decorators, modifiers, name, type, initializer) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createProperty(decorators, modifiers, name, node.questionToken, type, initializer, node), node); - } - return node; + /** Gets all JSDoc tags of a specified kind, or undefined if not present. */ + function getAllJSDocTagsOfKind(node, kind) { + var tags = getJSDocTags(node); + return ts.filter(tags, function (doc) { return doc.kind === kind; }); } - ts.updateProperty = updateProperty; - function createMethod(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(149 /* MethodDeclaration */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; + ts.getAllJSDocTagsOfKind = getAllJSDocTagsOfKind; +})(ts || (ts = {})); +// Simple node tests of the form `node.kind === SyntaxKind.Foo`. +(function (ts) { + // Literals + function isNumericLiteral(node) { + return node.kind === 8 /* NumericLiteral */; } - ts.createMethod = createMethod; - function updateMethod(node, decorators, modifiers, name, typeParameters, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createMethod(decorators, modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.isNumericLiteral = isNumericLiteral; + function isStringLiteral(node) { + return node.kind === 9 /* StringLiteral */; } - ts.updateMethod = updateMethod; - function createConstructor(decorators, modifiers, parameters, body, location, flags) { - var node = createNode(150 /* Constructor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.typeParameters = undefined; - node.parameters = createNodeArray(parameters); - node.type = undefined; - node.body = body; - return node; + ts.isStringLiteral = isStringLiteral; + function isJsxText(node) { + return node.kind === 10 /* JsxText */; } - ts.createConstructor = createConstructor; - function updateConstructor(node, decorators, modifiers, parameters, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.parameters !== parameters || node.body !== body) { - return updateNode(createConstructor(decorators, modifiers, parameters, body, /*location*/ node, node.flags), node); - } - return node; + ts.isJsxText = isJsxText; + function isRegularExpressionLiteral(node) { + return node.kind === 12 /* RegularExpressionLiteral */; } - ts.updateConstructor = updateConstructor; - function createGetAccessor(decorators, modifiers, name, parameters, type, body, location, flags) { - var node = createNode(151 /* GetAccessor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; + ts.isRegularExpressionLiteral = isRegularExpressionLiteral; + function isNoSubstitutionTemplateLiteral(node) { + return node.kind === 13 /* NoSubstitutionTemplateLiteral */; } - ts.createGetAccessor = createGetAccessor; - function updateGetAccessor(node, decorators, modifiers, name, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.isNoSubstitutionTemplateLiteral = isNoSubstitutionTemplateLiteral; + // Pseudo-literals + function isTemplateHead(node) { + return node.kind === 14 /* TemplateHead */; } - ts.updateGetAccessor = updateGetAccessor; - function createSetAccessor(decorators, modifiers, name, parameters, body, location, flags) { - var node = createNode(152 /* SetAccessor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = undefined; - node.parameters = createNodeArray(parameters); - node.body = body; - return node; + ts.isTemplateHead = isTemplateHead; + function isTemplateMiddle(node) { + return node.kind === 15 /* TemplateMiddle */; } - ts.createSetAccessor = createSetAccessor; - function updateSetAccessor(node, decorators, modifiers, name, parameters, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.parameters !== parameters || node.body !== body) { - return updateNode(createSetAccessor(decorators, modifiers, name, parameters, body, /*location*/ node, node.flags), node); - } - return node; + ts.isTemplateMiddle = isTemplateMiddle; + function isTemplateTail(node) { + return node.kind === 16 /* TemplateTail */; } - ts.updateSetAccessor = updateSetAccessor; - // Binding Patterns - function createObjectBindingPattern(elements, location) { - var node = createNode(172 /* ObjectBindingPattern */, location); - node.elements = createNodeArray(elements); - return node; + ts.isTemplateTail = isTemplateTail; + function isIdentifier(node) { + return node.kind === 71 /* Identifier */; } - ts.createObjectBindingPattern = createObjectBindingPattern; - function updateObjectBindingPattern(node, elements) { - if (node.elements !== elements) { - return updateNode(createObjectBindingPattern(elements, node), node); - } - return node; + ts.isIdentifier = isIdentifier; + // Names + function isQualifiedName(node) { + return node.kind === 143 /* QualifiedName */; } - ts.updateObjectBindingPattern = updateObjectBindingPattern; - function createArrayBindingPattern(elements, location) { - var node = createNode(173 /* ArrayBindingPattern */, location); - node.elements = createNodeArray(elements); - return node; + ts.isQualifiedName = isQualifiedName; + function isComputedPropertyName(node) { + return node.kind === 144 /* ComputedPropertyName */; } - ts.createArrayBindingPattern = createArrayBindingPattern; - function updateArrayBindingPattern(node, elements) { - if (node.elements !== elements) { - return updateNode(createArrayBindingPattern(elements, node), node); - } - return node; + ts.isComputedPropertyName = isComputedPropertyName; + // Signature elements + function isTypeParameterDeclaration(node) { + return node.kind === 145 /* TypeParameter */; } - ts.updateArrayBindingPattern = updateArrayBindingPattern; - function createBindingElement(propertyName, dotDotDotToken, name, initializer, location) { - var node = createNode(174 /* BindingElement */, location); - node.propertyName = typeof propertyName === "string" ? createIdentifier(propertyName) : propertyName; - node.dotDotDotToken = dotDotDotToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.initializer = initializer; - return node; + ts.isTypeParameterDeclaration = isTypeParameterDeclaration; + function isParameter(node) { + return node.kind === 146 /* Parameter */; } - ts.createBindingElement = createBindingElement; - function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) { - if (node.propertyName !== propertyName || node.dotDotDotToken !== dotDotDotToken || node.name !== name || node.initializer !== initializer) { - return updateNode(createBindingElement(propertyName, dotDotDotToken, name, initializer, node), node); - } - return node; + ts.isParameter = isParameter; + function isDecorator(node) { + return node.kind === 147 /* Decorator */; } - ts.updateBindingElement = updateBindingElement; - // Expression - function createArrayLiteral(elements, location, multiLine) { - var node = createNode(175 /* ArrayLiteralExpression */, location); - node.elements = parenthesizeListElements(createNodeArray(elements)); - if (multiLine) { - node.multiLine = true; - } - return node; + ts.isDecorator = isDecorator; + // TypeMember + function isPropertySignature(node) { + return node.kind === 148 /* PropertySignature */; } - ts.createArrayLiteral = createArrayLiteral; - function updateArrayLiteral(node, elements) { - if (node.elements !== elements) { - return updateNode(createArrayLiteral(elements, node, node.multiLine), node); - } - return node; + ts.isPropertySignature = isPropertySignature; + function isPropertyDeclaration(node) { + return node.kind === 149 /* PropertyDeclaration */; } - ts.updateArrayLiteral = updateArrayLiteral; - function createObjectLiteral(properties, location, multiLine) { - var node = createNode(176 /* ObjectLiteralExpression */, location); - node.properties = createNodeArray(properties); - if (multiLine) { - node.multiLine = true; - } - return node; + ts.isPropertyDeclaration = isPropertyDeclaration; + function isMethodSignature(node) { + return node.kind === 150 /* MethodSignature */; } - ts.createObjectLiteral = createObjectLiteral; - function updateObjectLiteral(node, properties) { - if (node.properties !== properties) { - return updateNode(createObjectLiteral(properties, node, node.multiLine), node); - } - return node; + ts.isMethodSignature = isMethodSignature; + function isMethodDeclaration(node) { + return node.kind === 151 /* MethodDeclaration */; } - ts.updateObjectLiteral = updateObjectLiteral; - function createPropertyAccess(expression, name, location, flags) { - var node = createNode(177 /* PropertyAccessExpression */, location, flags); - node.expression = parenthesizeForAccess(expression); - (node.emitNode || (node.emitNode = {})).flags |= 65536 /* NoIndentation */; - node.name = typeof name === "string" ? createIdentifier(name) : name; - return node; + ts.isMethodDeclaration = isMethodDeclaration; + function isConstructorDeclaration(node) { + return node.kind === 152 /* Constructor */; } - ts.createPropertyAccess = createPropertyAccess; - function updatePropertyAccess(node, expression, name) { - if (node.expression !== expression || node.name !== name) { - var propertyAccess = createPropertyAccess(expression, name, /*location*/ node, node.flags); - // Because we are updating existed propertyAccess we want to inherit its emitFlags instead of using default from createPropertyAccess - (propertyAccess.emitNode || (propertyAccess.emitNode = {})).flags = getEmitFlags(node); - return updateNode(propertyAccess, node); - } - return node; + ts.isConstructorDeclaration = isConstructorDeclaration; + function isGetAccessorDeclaration(node) { + return node.kind === 153 /* GetAccessor */; } - ts.updatePropertyAccess = updatePropertyAccess; - function createElementAccess(expression, index, location) { - var node = createNode(178 /* ElementAccessExpression */, location); - node.expression = parenthesizeForAccess(expression); - node.argumentExpression = typeof index === "number" ? createLiteral(index) : index; - return node; + ts.isGetAccessorDeclaration = isGetAccessorDeclaration; + function isSetAccessorDeclaration(node) { + return node.kind === 154 /* SetAccessor */; } - ts.createElementAccess = createElementAccess; - function updateElementAccess(node, expression, argumentExpression) { - if (node.expression !== expression || node.argumentExpression !== argumentExpression) { - return updateNode(createElementAccess(expression, argumentExpression, node), node); - } - return node; + ts.isSetAccessorDeclaration = isSetAccessorDeclaration; + function isCallSignatureDeclaration(node) { + return node.kind === 155 /* CallSignature */; } - ts.updateElementAccess = updateElementAccess; - function createCall(expression, typeArguments, argumentsArray, location, flags) { - var node = createNode(179 /* CallExpression */, location, flags); - node.expression = parenthesizeForAccess(expression); - if (typeArguments) { - node.typeArguments = createNodeArray(typeArguments); - } - node.arguments = parenthesizeListElements(createNodeArray(argumentsArray)); - return node; + ts.isCallSignatureDeclaration = isCallSignatureDeclaration; + function isConstructSignatureDeclaration(node) { + return node.kind === 156 /* ConstructSignature */; } - ts.createCall = createCall; - function updateCall(node, expression, typeArguments, argumentsArray) { - if (expression !== node.expression || typeArguments !== node.typeArguments || argumentsArray !== node.arguments) { - return updateNode(createCall(expression, typeArguments, argumentsArray, /*location*/ node, node.flags), node); - } - return node; + ts.isConstructSignatureDeclaration = isConstructSignatureDeclaration; + function isIndexSignatureDeclaration(node) { + return node.kind === 157 /* IndexSignature */; } - ts.updateCall = updateCall; - function createNew(expression, typeArguments, argumentsArray, location, flags) { - var node = createNode(180 /* NewExpression */, location, flags); - node.expression = parenthesizeForNew(expression); - node.typeArguments = typeArguments ? createNodeArray(typeArguments) : undefined; - node.arguments = argumentsArray ? parenthesizeListElements(createNodeArray(argumentsArray)) : undefined; - return node; + ts.isIndexSignatureDeclaration = isIndexSignatureDeclaration; + // Type + function isTypePredicateNode(node) { + return node.kind === 158 /* TypePredicate */; } - ts.createNew = createNew; - function updateNew(node, expression, typeArguments, argumentsArray) { - if (node.expression !== expression || node.typeArguments !== typeArguments || node.arguments !== argumentsArray) { - return updateNode(createNew(expression, typeArguments, argumentsArray, /*location*/ node, node.flags), node); - } - return node; + ts.isTypePredicateNode = isTypePredicateNode; + function isTypeReferenceNode(node) { + return node.kind === 159 /* TypeReference */; } - ts.updateNew = updateNew; - function createTaggedTemplate(tag, template, location) { - var node = createNode(181 /* TaggedTemplateExpression */, location); - node.tag = parenthesizeForAccess(tag); - node.template = template; - return node; + ts.isTypeReferenceNode = isTypeReferenceNode; + function isFunctionTypeNode(node) { + return node.kind === 160 /* FunctionType */; } - ts.createTaggedTemplate = createTaggedTemplate; - function updateTaggedTemplate(node, tag, template) { - if (node.tag !== tag || node.template !== template) { - return updateNode(createTaggedTemplate(tag, template, node), node); - } - return node; + ts.isFunctionTypeNode = isFunctionTypeNode; + function isConstructorTypeNode(node) { + return node.kind === 161 /* ConstructorType */; } - ts.updateTaggedTemplate = updateTaggedTemplate; - function createParen(expression, location) { - var node = createNode(183 /* ParenthesizedExpression */, location); - node.expression = expression; - return node; + ts.isConstructorTypeNode = isConstructorTypeNode; + function isTypeQueryNode(node) { + return node.kind === 162 /* TypeQuery */; } - ts.createParen = createParen; - function updateParen(node, expression) { - if (node.expression !== expression) { - return updateNode(createParen(expression, node), node); - } - return node; + ts.isTypeQueryNode = isTypeQueryNode; + function isTypeLiteralNode(node) { + return node.kind === 163 /* TypeLiteral */; } - ts.updateParen = updateParen; - function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(184 /* FunctionExpression */, location, flags); - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; + ts.isTypeLiteralNode = isTypeLiteralNode; + function isArrayTypeNode(node) { + return node.kind === 164 /* ArrayType */; } - ts.createFunctionExpression = createFunctionExpression; - function updateFunctionExpression(node, modifiers, name, typeParameters, parameters, type, body) { - if (node.name !== name || node.modifiers !== modifiers || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createFunctionExpression(modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.isArrayTypeNode = isArrayTypeNode; + function isTupleTypeNode(node) { + return node.kind === 165 /* TupleType */; } - ts.updateFunctionExpression = updateFunctionExpression; - function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body, location, flags) { - var node = createNode(185 /* ArrowFunction */, location, flags); - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.equalsGreaterThanToken = equalsGreaterThanToken || createToken(35 /* EqualsGreaterThanToken */); - node.body = parenthesizeConciseBody(body); - return node; + ts.isTupleTypeNode = isTupleTypeNode; + function isUnionTypeNode(node) { + return node.kind === 166 /* UnionType */; } - ts.createArrowFunction = createArrowFunction; - function updateArrowFunction(node, modifiers, typeParameters, parameters, type, body) { - if (node.modifiers !== modifiers || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, node.equalsGreaterThanToken, body, /*location*/ node, node.flags), node); - } - return node; + ts.isUnionTypeNode = isUnionTypeNode; + function isIntersectionTypeNode(node) { + return node.kind === 167 /* IntersectionType */; } - ts.updateArrowFunction = updateArrowFunction; - function createDelete(expression, location) { - var node = createNode(186 /* DeleteExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.isIntersectionTypeNode = isIntersectionTypeNode; + function isParenthesizedTypeNode(node) { + return node.kind === 168 /* ParenthesizedType */; } - ts.createDelete = createDelete; - function updateDelete(node, expression) { - if (node.expression !== expression) { - return updateNode(createDelete(expression, node), expression); - } - return node; + ts.isParenthesizedTypeNode = isParenthesizedTypeNode; + function isThisTypeNode(node) { + return node.kind === 169 /* ThisType */; } - ts.updateDelete = updateDelete; - function createTypeOf(expression, location) { - var node = createNode(187 /* TypeOfExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.isThisTypeNode = isThisTypeNode; + function isTypeOperatorNode(node) { + return node.kind === 170 /* TypeOperator */; } - ts.createTypeOf = createTypeOf; - function updateTypeOf(node, expression) { - if (node.expression !== expression) { - return updateNode(createTypeOf(expression, node), expression); - } - return node; + ts.isTypeOperatorNode = isTypeOperatorNode; + function isIndexedAccessTypeNode(node) { + return node.kind === 171 /* IndexedAccessType */; } - ts.updateTypeOf = updateTypeOf; - function createVoid(expression, location) { - var node = createNode(188 /* VoidExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.isIndexedAccessTypeNode = isIndexedAccessTypeNode; + function isMappedTypeNode(node) { + return node.kind === 172 /* MappedType */; } - ts.createVoid = createVoid; - function updateVoid(node, expression) { - if (node.expression !== expression) { - return updateNode(createVoid(expression, node), node); - } - return node; + ts.isMappedTypeNode = isMappedTypeNode; + function isLiteralTypeNode(node) { + return node.kind === 173 /* LiteralType */; } - ts.updateVoid = updateVoid; - function createAwait(expression, location) { - var node = createNode(189 /* AwaitExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.isLiteralTypeNode = isLiteralTypeNode; + // Binding patterns + function isObjectBindingPattern(node) { + return node.kind === 174 /* ObjectBindingPattern */; } - ts.createAwait = createAwait; - function updateAwait(node, expression) { - if (node.expression !== expression) { - return updateNode(createAwait(expression, node), node); - } - return node; + ts.isObjectBindingPattern = isObjectBindingPattern; + function isArrayBindingPattern(node) { + return node.kind === 175 /* ArrayBindingPattern */; } - ts.updateAwait = updateAwait; - function createPrefix(operator, operand, location) { - var node = createNode(190 /* PrefixUnaryExpression */, location); - node.operator = operator; - node.operand = parenthesizePrefixOperand(operand); - return node; + ts.isArrayBindingPattern = isArrayBindingPattern; + function isBindingElement(node) { + return node.kind === 176 /* BindingElement */; } - ts.createPrefix = createPrefix; - function updatePrefix(node, operand) { - if (node.operand !== operand) { - return updateNode(createPrefix(node.operator, operand, node), node); - } - return node; + ts.isBindingElement = isBindingElement; + // Expression + function isArrayLiteralExpression(node) { + return node.kind === 177 /* ArrayLiteralExpression */; } - ts.updatePrefix = updatePrefix; - function createPostfix(operand, operator, location) { - var node = createNode(191 /* PostfixUnaryExpression */, location); - node.operand = parenthesizePostfixOperand(operand); - node.operator = operator; - return node; + ts.isArrayLiteralExpression = isArrayLiteralExpression; + function isObjectLiteralExpression(node) { + return node.kind === 178 /* ObjectLiteralExpression */; } - ts.createPostfix = createPostfix; - function updatePostfix(node, operand) { - if (node.operand !== operand) { - return updateNode(createPostfix(operand, node.operator, node), node); - } - return node; + ts.isObjectLiteralExpression = isObjectLiteralExpression; + function isPropertyAccessExpression(node) { + return node.kind === 179 /* PropertyAccessExpression */; } - ts.updatePostfix = updatePostfix; - function createBinary(left, operator, right, location) { - var operatorToken = typeof operator === "number" ? createToken(operator) : operator; - var operatorKind = operatorToken.kind; - var node = createNode(192 /* BinaryExpression */, location); - node.left = parenthesizeBinaryOperand(operatorKind, left, /*isLeftSideOfBinary*/ true, /*leftOperand*/ undefined); - node.operatorToken = operatorToken; - node.right = parenthesizeBinaryOperand(operatorKind, right, /*isLeftSideOfBinary*/ false, node.left); - return node; + ts.isPropertyAccessExpression = isPropertyAccessExpression; + function isElementAccessExpression(node) { + return node.kind === 180 /* ElementAccessExpression */; } - ts.createBinary = createBinary; - function updateBinary(node, left, right) { - if (node.left !== left || node.right !== right) { - return updateNode(createBinary(left, node.operatorToken, right, /*location*/ node), node); - } - return node; + ts.isElementAccessExpression = isElementAccessExpression; + function isCallExpression(node) { + return node.kind === 181 /* CallExpression */; } - ts.updateBinary = updateBinary; - function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonTokenOrLocation, whenFalse, location) { - var node = createNode(193 /* ConditionalExpression */, whenFalse ? location : colonTokenOrLocation); - node.condition = parenthesizeForConditionalHead(condition); - if (whenFalse) { - // second overload - node.questionToken = questionTokenOrWhenTrue; - node.whenTrue = parenthesizeSubexpressionOfConditionalExpression(whenTrueOrWhenFalse); - node.colonToken = colonTokenOrLocation; - node.whenFalse = parenthesizeSubexpressionOfConditionalExpression(whenFalse); - } - else { - // first overload - node.questionToken = createToken(54 /* QuestionToken */); - node.whenTrue = parenthesizeSubexpressionOfConditionalExpression(questionTokenOrWhenTrue); - node.colonToken = createToken(55 /* ColonToken */); - node.whenFalse = parenthesizeSubexpressionOfConditionalExpression(whenTrueOrWhenFalse); - } - return node; + ts.isCallExpression = isCallExpression; + function isNewExpression(node) { + return node.kind === 182 /* NewExpression */; } - ts.createConditional = createConditional; - function updateConditional(node, condition, whenTrue, whenFalse) { - if (node.condition !== condition || node.whenTrue !== whenTrue || node.whenFalse !== whenFalse) { - return updateNode(createConditional(condition, node.questionToken, whenTrue, node.colonToken, whenFalse, node), node); - } - return node; + ts.isNewExpression = isNewExpression; + function isTaggedTemplateExpression(node) { + return node.kind === 183 /* TaggedTemplateExpression */; } - ts.updateConditional = updateConditional; - function createTemplateExpression(head, templateSpans, location) { - var node = createNode(194 /* TemplateExpression */, location); - node.head = head; - node.templateSpans = createNodeArray(templateSpans); - return node; + ts.isTaggedTemplateExpression = isTaggedTemplateExpression; + function isTypeAssertion(node) { + return node.kind === 184 /* TypeAssertionExpression */; } - ts.createTemplateExpression = createTemplateExpression; - function updateTemplateExpression(node, head, templateSpans) { - if (node.head !== head || node.templateSpans !== templateSpans) { - return updateNode(createTemplateExpression(head, templateSpans, node), node); + ts.isTypeAssertion = isTypeAssertion; + function isParenthesizedExpression(node) { + return node.kind === 185 /* ParenthesizedExpression */; + } + ts.isParenthesizedExpression = isParenthesizedExpression; + function skipPartiallyEmittedExpressions(node) { + while (node.kind === 288 /* PartiallyEmittedExpression */) { + node = node.expression; } return node; } - ts.updateTemplateExpression = updateTemplateExpression; - function createYield(asteriskToken, expression, location) { - var node = createNode(195 /* YieldExpression */, location); - node.asteriskToken = asteriskToken; - node.expression = expression; - return node; + ts.skipPartiallyEmittedExpressions = skipPartiallyEmittedExpressions; + function isFunctionExpression(node) { + return node.kind === 186 /* FunctionExpression */; } - ts.createYield = createYield; - function updateYield(node, expression) { - if (node.expression !== expression) { - return updateNode(createYield(node.asteriskToken, expression, node), node); - } - return node; + ts.isFunctionExpression = isFunctionExpression; + function isArrowFunction(node) { + return node.kind === 187 /* ArrowFunction */; } - ts.updateYield = updateYield; - function createSpread(expression, location) { - var node = createNode(196 /* SpreadElement */, location); - node.expression = parenthesizeExpressionForList(expression); - return node; + ts.isArrowFunction = isArrowFunction; + function isDeleteExpression(node) { + return node.kind === 188 /* DeleteExpression */; } - ts.createSpread = createSpread; - function updateSpread(node, expression) { - if (node.expression !== expression) { - return updateNode(createSpread(expression, node), node); - } - return node; + ts.isDeleteExpression = isDeleteExpression; + function isTypeOfExpression(node) { + return node.kind === 191 /* AwaitExpression */; } - ts.updateSpread = updateSpread; - function createClassExpression(modifiers, name, typeParameters, heritageClauses, members, location) { - var node = createNode(197 /* ClassExpression */, location); - node.decorators = undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.heritageClauses = createNodeArray(heritageClauses); - node.members = createNodeArray(members); - return node; + ts.isTypeOfExpression = isTypeOfExpression; + function isVoidExpression(node) { + return node.kind === 190 /* VoidExpression */; } - ts.createClassExpression = createClassExpression; - function updateClassExpression(node, modifiers, name, typeParameters, heritageClauses, members) { - if (node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.heritageClauses !== heritageClauses || node.members !== members) { - return updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members, node), node); - } - return node; + ts.isVoidExpression = isVoidExpression; + function isAwaitExpression(node) { + return node.kind === 191 /* AwaitExpression */; } - ts.updateClassExpression = updateClassExpression; - function createOmittedExpression(location) { - var node = createNode(198 /* OmittedExpression */, location); - return node; + ts.isAwaitExpression = isAwaitExpression; + function isPrefixUnaryExpression(node) { + return node.kind === 192 /* PrefixUnaryExpression */; } - ts.createOmittedExpression = createOmittedExpression; - function createExpressionWithTypeArguments(typeArguments, expression, location) { - var node = createNode(199 /* ExpressionWithTypeArguments */, location); - node.typeArguments = typeArguments ? createNodeArray(typeArguments) : undefined; - node.expression = parenthesizeForAccess(expression); - return node; + ts.isPrefixUnaryExpression = isPrefixUnaryExpression; + function isPostfixUnaryExpression(node) { + return node.kind === 193 /* PostfixUnaryExpression */; } - ts.createExpressionWithTypeArguments = createExpressionWithTypeArguments; - function updateExpressionWithTypeArguments(node, typeArguments, expression) { - if (node.typeArguments !== typeArguments || node.expression !== expression) { - return updateNode(createExpressionWithTypeArguments(typeArguments, expression, node), node); - } - return node; + ts.isPostfixUnaryExpression = isPostfixUnaryExpression; + function isBinaryExpression(node) { + return node.kind === 194 /* BinaryExpression */; } - ts.updateExpressionWithTypeArguments = updateExpressionWithTypeArguments; - // Misc - function createTemplateSpan(expression, literal, location) { - var node = createNode(202 /* TemplateSpan */, location); - node.expression = expression; - node.literal = literal; - return node; + ts.isBinaryExpression = isBinaryExpression; + function isConditionalExpression(node) { + return node.kind === 195 /* ConditionalExpression */; } - ts.createTemplateSpan = createTemplateSpan; - function updateTemplateSpan(node, expression, literal) { - if (node.expression !== expression || node.literal !== literal) { - return updateNode(createTemplateSpan(expression, literal, node), node); - } - return node; + ts.isConditionalExpression = isConditionalExpression; + function isTemplateExpression(node) { + return node.kind === 196 /* TemplateExpression */; } - ts.updateTemplateSpan = updateTemplateSpan; - // Element - function createBlock(statements, location, multiLine, flags) { - var block = createNode(204 /* Block */, location, flags); - block.statements = createNodeArray(statements); - if (multiLine) { - block.multiLine = true; - } - return block; + ts.isTemplateExpression = isTemplateExpression; + function isYieldExpression(node) { + return node.kind === 197 /* YieldExpression */; } - ts.createBlock = createBlock; - function updateBlock(node, statements) { - if (statements !== node.statements) { - return updateNode(createBlock(statements, /*location*/ node, node.multiLine, node.flags), node); - } - return node; + ts.isYieldExpression = isYieldExpression; + function isSpreadElement(node) { + return node.kind === 198 /* SpreadElement */; } - ts.updateBlock = updateBlock; - function createVariableStatement(modifiers, declarationList, location, flags) { - var node = createNode(205 /* VariableStatement */, location, flags); - node.decorators = undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList; - return node; + ts.isSpreadElement = isSpreadElement; + function isClassExpression(node) { + return node.kind === 199 /* ClassExpression */; } - ts.createVariableStatement = createVariableStatement; - function updateVariableStatement(node, modifiers, declarationList) { - if (node.modifiers !== modifiers || node.declarationList !== declarationList) { - return updateNode(createVariableStatement(modifiers, declarationList, /*location*/ node, node.flags), node); - } - return node; + ts.isClassExpression = isClassExpression; + function isOmittedExpression(node) { + return node.kind === 200 /* OmittedExpression */; } - ts.updateVariableStatement = updateVariableStatement; - function createVariableDeclarationList(declarations, location, flags) { - var node = createNode(224 /* VariableDeclarationList */, location, flags); - node.declarations = createNodeArray(declarations); - return node; + ts.isOmittedExpression = isOmittedExpression; + function isExpressionWithTypeArguments(node) { + return node.kind === 201 /* ExpressionWithTypeArguments */; } - ts.createVariableDeclarationList = createVariableDeclarationList; - function updateVariableDeclarationList(node, declarations) { - if (node.declarations !== declarations) { - return updateNode(createVariableDeclarationList(declarations, /*location*/ node, node.flags), node); - } - return node; + ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments; + function isAsExpression(node) { + return node.kind === 202 /* AsExpression */; } - ts.updateVariableDeclarationList = updateVariableDeclarationList; - function createVariableDeclaration(name, type, initializer, location, flags) { - var node = createNode(223 /* VariableDeclaration */, location, flags); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.type = type; - node.initializer = initializer !== undefined ? parenthesizeExpressionForList(initializer) : undefined; - return node; + ts.isAsExpression = isAsExpression; + function isNonNullExpression(node) { + return node.kind === 203 /* NonNullExpression */; } - ts.createVariableDeclaration = createVariableDeclaration; - function updateVariableDeclaration(node, name, type, initializer) { - if (node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createVariableDeclaration(name, type, initializer, /*location*/ node, node.flags), node); - } - return node; + ts.isNonNullExpression = isNonNullExpression; + function isMetaProperty(node) { + return node.kind === 204 /* MetaProperty */; } - ts.updateVariableDeclaration = updateVariableDeclaration; - function createEmptyStatement(location) { - return createNode(206 /* EmptyStatement */, location); + ts.isMetaProperty = isMetaProperty; + // Misc + function isTemplateSpan(node) { + return node.kind === 205 /* TemplateSpan */; } - ts.createEmptyStatement = createEmptyStatement; - function createStatement(expression, location, flags) { - var node = createNode(207 /* ExpressionStatement */, location, flags); - node.expression = parenthesizeExpressionForExpressionStatement(expression); - return node; + ts.isTemplateSpan = isTemplateSpan; + function isSemicolonClassElement(node) { + return node.kind === 206 /* SemicolonClassElement */; } - ts.createStatement = createStatement; - function updateStatement(node, expression) { - if (node.expression !== expression) { - return updateNode(createStatement(expression, /*location*/ node, node.flags), node); - } - return node; + ts.isSemicolonClassElement = isSemicolonClassElement; + // Block + function isBlock(node) { + return node.kind === 207 /* Block */; } - ts.updateStatement = updateStatement; - function createIf(expression, thenStatement, elseStatement, location) { - var node = createNode(208 /* IfStatement */, location); - node.expression = expression; - node.thenStatement = thenStatement; - node.elseStatement = elseStatement; - return node; + ts.isBlock = isBlock; + function isVariableStatement(node) { + return node.kind === 208 /* VariableStatement */; } - ts.createIf = createIf; - function updateIf(node, expression, thenStatement, elseStatement) { - if (node.expression !== expression || node.thenStatement !== thenStatement || node.elseStatement !== elseStatement) { - return updateNode(createIf(expression, thenStatement, elseStatement, /*location*/ node), node); - } - return node; + ts.isVariableStatement = isVariableStatement; + function isEmptyStatement(node) { + return node.kind === 209 /* EmptyStatement */; } - ts.updateIf = updateIf; - function createDo(statement, expression, location) { - var node = createNode(209 /* DoStatement */, location); - node.statement = statement; - node.expression = expression; - return node; + ts.isEmptyStatement = isEmptyStatement; + function isExpressionStatement(node) { + return node.kind === 210 /* ExpressionStatement */; } - ts.createDo = createDo; - function updateDo(node, statement, expression) { - if (node.statement !== statement || node.expression !== expression) { - return updateNode(createDo(statement, expression, node), node); - } - return node; + ts.isExpressionStatement = isExpressionStatement; + function isIfStatement(node) { + return node.kind === 211 /* IfStatement */; } - ts.updateDo = updateDo; - function createWhile(expression, statement, location) { - var node = createNode(210 /* WhileStatement */, location); - node.expression = expression; - node.statement = statement; - return node; + ts.isIfStatement = isIfStatement; + function isDoStatement(node) { + return node.kind === 212 /* DoStatement */; } - ts.createWhile = createWhile; - function updateWhile(node, expression, statement) { - if (node.expression !== expression || node.statement !== statement) { - return updateNode(createWhile(expression, statement, node), node); - } - return node; + ts.isDoStatement = isDoStatement; + function isWhileStatement(node) { + return node.kind === 213 /* WhileStatement */; } - ts.updateWhile = updateWhile; - function createFor(initializer, condition, incrementor, statement, location) { - var node = createNode(211 /* ForStatement */, location, /*flags*/ undefined); - node.initializer = initializer; - node.condition = condition; - node.incrementor = incrementor; - node.statement = statement; - return node; + ts.isWhileStatement = isWhileStatement; + function isForStatement(node) { + return node.kind === 214 /* ForStatement */; } - ts.createFor = createFor; - function updateFor(node, initializer, condition, incrementor, statement) { - if (node.initializer !== initializer || node.condition !== condition || node.incrementor !== incrementor || node.statement !== statement) { - return updateNode(createFor(initializer, condition, incrementor, statement, node), node); - } - return node; + ts.isForStatement = isForStatement; + function isForInStatement(node) { + return node.kind === 215 /* ForInStatement */; } - ts.updateFor = updateFor; - function createForIn(initializer, expression, statement, location) { - var node = createNode(212 /* ForInStatement */, location); - node.initializer = initializer; - node.expression = expression; - node.statement = statement; - return node; + ts.isForInStatement = isForInStatement; + function isForOfStatement(node) { + return node.kind === 216 /* ForOfStatement */; } - ts.createForIn = createForIn; - function updateForIn(node, initializer, expression, statement) { - if (node.initializer !== initializer || node.expression !== expression || node.statement !== statement) { - return updateNode(createForIn(initializer, expression, statement, node), node); - } - return node; + ts.isForOfStatement = isForOfStatement; + function isContinueStatement(node) { + return node.kind === 217 /* ContinueStatement */; } - ts.updateForIn = updateForIn; - function createForOf(initializer, expression, statement, location) { - var node = createNode(213 /* ForOfStatement */, location); - node.initializer = initializer; - node.expression = expression; - node.statement = statement; - return node; + ts.isContinueStatement = isContinueStatement; + function isBreakStatement(node) { + return node.kind === 218 /* BreakStatement */; } - ts.createForOf = createForOf; - function updateForOf(node, initializer, expression, statement) { - if (node.initializer !== initializer || node.expression !== expression || node.statement !== statement) { - return updateNode(createForOf(initializer, expression, statement, node), node); - } - return node; + ts.isBreakStatement = isBreakStatement; + function isReturnStatement(node) { + return node.kind === 219 /* ReturnStatement */; } - ts.updateForOf = updateForOf; - function createContinue(label, location) { - var node = createNode(214 /* ContinueStatement */, location); - if (label) { - node.label = label; - } - return node; + ts.isReturnStatement = isReturnStatement; + function isWithStatement(node) { + return node.kind === 220 /* WithStatement */; } - ts.createContinue = createContinue; - function updateContinue(node, label) { - if (node.label !== label) { - return updateNode(createContinue(label, node), node); - } - return node; + ts.isWithStatement = isWithStatement; + function isSwitchStatement(node) { + return node.kind === 221 /* SwitchStatement */; } - ts.updateContinue = updateContinue; - function createBreak(label, location) { - var node = createNode(215 /* BreakStatement */, location); - if (label) { - node.label = label; - } - return node; + ts.isSwitchStatement = isSwitchStatement; + function isLabeledStatement(node) { + return node.kind === 222 /* LabeledStatement */; } - ts.createBreak = createBreak; - function updateBreak(node, label) { - if (node.label !== label) { - return updateNode(createBreak(label, node), node); - } - return node; + ts.isLabeledStatement = isLabeledStatement; + function isThrowStatement(node) { + return node.kind === 223 /* ThrowStatement */; } - ts.updateBreak = updateBreak; - function createReturn(expression, location) { - var node = createNode(216 /* ReturnStatement */, location); - node.expression = expression; - return node; + ts.isThrowStatement = isThrowStatement; + function isTryStatement(node) { + return node.kind === 224 /* TryStatement */; } - ts.createReturn = createReturn; - function updateReturn(node, expression) { - if (node.expression !== expression) { - return updateNode(createReturn(expression, /*location*/ node), node); - } - return node; + ts.isTryStatement = isTryStatement; + function isDebuggerStatement(node) { + return node.kind === 225 /* DebuggerStatement */; } - ts.updateReturn = updateReturn; - function createWith(expression, statement, location) { - var node = createNode(217 /* WithStatement */, location); - node.expression = expression; - node.statement = statement; - return node; + ts.isDebuggerStatement = isDebuggerStatement; + function isVariableDeclaration(node) { + return node.kind === 226 /* VariableDeclaration */; } - ts.createWith = createWith; - function updateWith(node, expression, statement) { - if (node.expression !== expression || node.statement !== statement) { - return updateNode(createWith(expression, statement, node), node); - } - return node; + ts.isVariableDeclaration = isVariableDeclaration; + function isVariableDeclarationList(node) { + return node.kind === 227 /* VariableDeclarationList */; } - ts.updateWith = updateWith; - function createSwitch(expression, caseBlock, location) { - var node = createNode(218 /* SwitchStatement */, location); - node.expression = parenthesizeExpressionForList(expression); - node.caseBlock = caseBlock; - return node; + ts.isVariableDeclarationList = isVariableDeclarationList; + function isFunctionDeclaration(node) { + return node.kind === 228 /* FunctionDeclaration */; } - ts.createSwitch = createSwitch; - function updateSwitch(node, expression, caseBlock) { - if (node.expression !== expression || node.caseBlock !== caseBlock) { - return updateNode(createSwitch(expression, caseBlock, node), node); - } - return node; + ts.isFunctionDeclaration = isFunctionDeclaration; + function isClassDeclaration(node) { + return node.kind === 229 /* ClassDeclaration */; } - ts.updateSwitch = updateSwitch; - function createLabel(label, statement, location) { - var node = createNode(219 /* LabeledStatement */, location); - node.label = typeof label === "string" ? createIdentifier(label) : label; - node.statement = statement; - return node; + ts.isClassDeclaration = isClassDeclaration; + function isInterfaceDeclaration(node) { + return node.kind === 230 /* InterfaceDeclaration */; } - ts.createLabel = createLabel; - function updateLabel(node, label, statement) { - if (node.label !== label || node.statement !== statement) { - return updateNode(createLabel(label, statement, node), node); - } - return node; + ts.isInterfaceDeclaration = isInterfaceDeclaration; + function isTypeAliasDeclaration(node) { + return node.kind === 231 /* TypeAliasDeclaration */; } - ts.updateLabel = updateLabel; - function createThrow(expression, location) { - var node = createNode(220 /* ThrowStatement */, location); - node.expression = expression; - return node; + ts.isTypeAliasDeclaration = isTypeAliasDeclaration; + function isEnumDeclaration(node) { + return node.kind === 232 /* EnumDeclaration */; } - ts.createThrow = createThrow; - function updateThrow(node, expression) { - if (node.expression !== expression) { - return updateNode(createThrow(expression, node), node); - } - return node; + ts.isEnumDeclaration = isEnumDeclaration; + function isModuleDeclaration(node) { + return node.kind === 233 /* ModuleDeclaration */; } - ts.updateThrow = updateThrow; - function createTry(tryBlock, catchClause, finallyBlock, location) { - var node = createNode(221 /* TryStatement */, location); - node.tryBlock = tryBlock; - node.catchClause = catchClause; - node.finallyBlock = finallyBlock; - return node; + ts.isModuleDeclaration = isModuleDeclaration; + function isModuleBlock(node) { + return node.kind === 234 /* ModuleBlock */; } - ts.createTry = createTry; - function updateTry(node, tryBlock, catchClause, finallyBlock) { - if (node.tryBlock !== tryBlock || node.catchClause !== catchClause || node.finallyBlock !== finallyBlock) { - return updateNode(createTry(tryBlock, catchClause, finallyBlock, node), node); - } - return node; + ts.isModuleBlock = isModuleBlock; + function isCaseBlock(node) { + return node.kind === 235 /* CaseBlock */; } - ts.updateTry = updateTry; - function createCaseBlock(clauses, location) { - var node = createNode(232 /* CaseBlock */, location); - node.clauses = createNodeArray(clauses); - return node; + ts.isCaseBlock = isCaseBlock; + function isNamespaceExportDeclaration(node) { + return node.kind === 236 /* NamespaceExportDeclaration */; } - ts.createCaseBlock = createCaseBlock; - function updateCaseBlock(node, clauses) { - if (node.clauses !== clauses) { - return updateNode(createCaseBlock(clauses, node), node); - } - return node; - } - ts.updateCaseBlock = updateCaseBlock; - function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(225 /* FunctionDeclaration */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; - } - ts.createFunctionDeclaration = createFunctionDeclaration; - function updateFunctionDeclaration(node, decorators, modifiers, name, typeParameters, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createFunctionDeclaration(decorators, modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; - } - ts.updateFunctionDeclaration = updateFunctionDeclaration; - function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members, location) { - var node = createNode(226 /* ClassDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.heritageClauses = createNodeArray(heritageClauses); - node.members = createNodeArray(members); - return node; - } - ts.createClassDeclaration = createClassDeclaration; - function updateClassDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.heritageClauses !== heritageClauses || node.members !== members) { - return updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members, node), node); - } - return node; + ts.isNamespaceExportDeclaration = isNamespaceExportDeclaration; + function isImportEqualsDeclaration(node) { + return node.kind === 237 /* ImportEqualsDeclaration */; } - ts.updateClassDeclaration = updateClassDeclaration; - function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier, location) { - var node = createNode(235 /* ImportDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.importClause = importClause; - node.moduleSpecifier = moduleSpecifier; - return node; + ts.isImportEqualsDeclaration = isImportEqualsDeclaration; + function isImportDeclaration(node) { + return node.kind === 238 /* ImportDeclaration */; } - ts.createImportDeclaration = createImportDeclaration; - function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.importClause !== importClause || node.moduleSpecifier !== moduleSpecifier) { - return updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier, node), node); - } - return node; + ts.isImportDeclaration = isImportDeclaration; + function isImportClause(node) { + return node.kind === 239 /* ImportClause */; } - ts.updateImportDeclaration = updateImportDeclaration; - function createImportClause(name, namedBindings, location) { - var node = createNode(236 /* ImportClause */, location); - node.name = name; - node.namedBindings = namedBindings; - return node; + ts.isImportClause = isImportClause; + function isNamespaceImport(node) { + return node.kind === 240 /* NamespaceImport */; } - ts.createImportClause = createImportClause; - function updateImportClause(node, name, namedBindings) { - if (node.name !== name || node.namedBindings !== namedBindings) { - return updateNode(createImportClause(name, namedBindings, node), node); - } - return node; + ts.isNamespaceImport = isNamespaceImport; + function isNamedImports(node) { + return node.kind === 241 /* NamedImports */; } - ts.updateImportClause = updateImportClause; - function createNamespaceImport(name, location) { - var node = createNode(237 /* NamespaceImport */, location); - node.name = name; - return node; + ts.isNamedImports = isNamedImports; + function isImportSpecifier(node) { + return node.kind === 242 /* ImportSpecifier */; } - ts.createNamespaceImport = createNamespaceImport; - function updateNamespaceImport(node, name) { - if (node.name !== name) { - return updateNode(createNamespaceImport(name, node), node); - } - return node; + ts.isImportSpecifier = isImportSpecifier; + function isExportAssignment(node) { + return node.kind === 243 /* ExportAssignment */; } - ts.updateNamespaceImport = updateNamespaceImport; - function createNamedImports(elements, location) { - var node = createNode(238 /* NamedImports */, location); - node.elements = createNodeArray(elements); - return node; + ts.isExportAssignment = isExportAssignment; + function isExportDeclaration(node) { + return node.kind === 244 /* ExportDeclaration */; } - ts.createNamedImports = createNamedImports; - function updateNamedImports(node, elements) { - if (node.elements !== elements) { - return updateNode(createNamedImports(elements, node), node); - } - return node; + ts.isExportDeclaration = isExportDeclaration; + function isNamedExports(node) { + return node.kind === 245 /* NamedExports */; } - ts.updateNamedImports = updateNamedImports; - function createImportSpecifier(propertyName, name, location) { - var node = createNode(239 /* ImportSpecifier */, location); - node.propertyName = propertyName; - node.name = name; - return node; + ts.isNamedExports = isNamedExports; + function isExportSpecifier(node) { + return node.kind === 246 /* ExportSpecifier */; } - ts.createImportSpecifier = createImportSpecifier; - function updateImportSpecifier(node, propertyName, name) { - if (node.propertyName !== propertyName || node.name !== name) { - return updateNode(createImportSpecifier(propertyName, name, node), node); - } - return node; + ts.isExportSpecifier = isExportSpecifier; + function isMissingDeclaration(node) { + return node.kind === 247 /* MissingDeclaration */; } - ts.updateImportSpecifier = updateImportSpecifier; - function createExportAssignment(decorators, modifiers, isExportEquals, expression, location) { - var node = createNode(240 /* ExportAssignment */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.isExportEquals = isExportEquals; - node.expression = expression; - return node; + ts.isMissingDeclaration = isMissingDeclaration; + // Module References + function isExternalModuleReference(node) { + return node.kind === 248 /* ExternalModuleReference */; } - ts.createExportAssignment = createExportAssignment; - function updateExportAssignment(node, decorators, modifiers, expression) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.expression !== expression) { - return updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression, node), node); - } - return node; + ts.isExternalModuleReference = isExternalModuleReference; + // JSX + function isJsxElement(node) { + return node.kind === 249 /* JsxElement */; } - ts.updateExportAssignment = updateExportAssignment; - function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, location) { - var node = createNode(241 /* ExportDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.exportClause = exportClause; - node.moduleSpecifier = moduleSpecifier; - return node; + ts.isJsxElement = isJsxElement; + function isJsxSelfClosingElement(node) { + return node.kind === 250 /* JsxSelfClosingElement */; } - ts.createExportDeclaration = createExportDeclaration; - function updateExportDeclaration(node, decorators, modifiers, exportClause, moduleSpecifier) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.exportClause !== exportClause || node.moduleSpecifier !== moduleSpecifier) { - return updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, node), node); - } - return node; + ts.isJsxSelfClosingElement = isJsxSelfClosingElement; + function isJsxOpeningElement(node) { + return node.kind === 251 /* JsxOpeningElement */; } - ts.updateExportDeclaration = updateExportDeclaration; - function createNamedExports(elements, location) { - var node = createNode(242 /* NamedExports */, location); - node.elements = createNodeArray(elements); - return node; + ts.isJsxOpeningElement = isJsxOpeningElement; + function isJsxClosingElement(node) { + return node.kind === 252 /* JsxClosingElement */; } - ts.createNamedExports = createNamedExports; - function updateNamedExports(node, elements) { - if (node.elements !== elements) { - return updateNode(createNamedExports(elements, node), node); - } - return node; + ts.isJsxClosingElement = isJsxClosingElement; + function isJsxAttribute(node) { + return node.kind === 253 /* JsxAttribute */; } - ts.updateNamedExports = updateNamedExports; - function createExportSpecifier(name, propertyName, location) { - var node = createNode(243 /* ExportSpecifier */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.propertyName = typeof propertyName === "string" ? createIdentifier(propertyName) : propertyName; - return node; + ts.isJsxAttribute = isJsxAttribute; + function isJsxAttributes(node) { + return node.kind === 254 /* JsxAttributes */; } - ts.createExportSpecifier = createExportSpecifier; - function updateExportSpecifier(node, name, propertyName) { - if (node.name !== name || node.propertyName !== propertyName) { - return updateNode(createExportSpecifier(name, propertyName, node), node); - } - return node; + ts.isJsxAttributes = isJsxAttributes; + function isJsxSpreadAttribute(node) { + return node.kind === 255 /* JsxSpreadAttribute */; } - ts.updateExportSpecifier = updateExportSpecifier; - // JSX - function createJsxElement(openingElement, children, closingElement, location) { - var node = createNode(246 /* JsxElement */, location); - node.openingElement = openingElement; - node.children = createNodeArray(children); - node.closingElement = closingElement; - return node; + ts.isJsxSpreadAttribute = isJsxSpreadAttribute; + function isJsxExpression(node) { + return node.kind === 256 /* JsxExpression */; } - ts.createJsxElement = createJsxElement; - function updateJsxElement(node, openingElement, children, closingElement) { - if (node.openingElement !== openingElement || node.children !== children || node.closingElement !== closingElement) { - return updateNode(createJsxElement(openingElement, children, closingElement, node), node); - } - return node; + ts.isJsxExpression = isJsxExpression; + // Clauses + function isCaseClause(node) { + return node.kind === 257 /* CaseClause */; } - ts.updateJsxElement = updateJsxElement; - function createJsxSelfClosingElement(tagName, attributes, location) { - var node = createNode(247 /* JsxSelfClosingElement */, location); - node.tagName = tagName; - node.attributes = createNodeArray(attributes); - return node; + ts.isCaseClause = isCaseClause; + function isDefaultClause(node) { + return node.kind === 258 /* DefaultClause */; } - ts.createJsxSelfClosingElement = createJsxSelfClosingElement; - function updateJsxSelfClosingElement(node, tagName, attributes) { - if (node.tagName !== tagName || node.attributes !== attributes) { - return updateNode(createJsxSelfClosingElement(tagName, attributes, node), node); - } - return node; + ts.isDefaultClause = isDefaultClause; + function isHeritageClause(node) { + return node.kind === 259 /* HeritageClause */; } - ts.updateJsxSelfClosingElement = updateJsxSelfClosingElement; - function createJsxOpeningElement(tagName, attributes, location) { - var node = createNode(248 /* JsxOpeningElement */, location); - node.tagName = tagName; - node.attributes = createNodeArray(attributes); - return node; + ts.isHeritageClause = isHeritageClause; + function isCatchClause(node) { + return node.kind === 260 /* CatchClause */; } - ts.createJsxOpeningElement = createJsxOpeningElement; - function updateJsxOpeningElement(node, tagName, attributes) { - if (node.tagName !== tagName || node.attributes !== attributes) { - return updateNode(createJsxOpeningElement(tagName, attributes, node), node); - } - return node; + ts.isCatchClause = isCatchClause; + // Property assignments + function isPropertyAssignment(node) { + return node.kind === 261 /* PropertyAssignment */; } - ts.updateJsxOpeningElement = updateJsxOpeningElement; - function createJsxClosingElement(tagName, location) { - var node = createNode(249 /* JsxClosingElement */, location); - node.tagName = tagName; - return node; + ts.isPropertyAssignment = isPropertyAssignment; + function isShorthandPropertyAssignment(node) { + return node.kind === 262 /* ShorthandPropertyAssignment */; } - ts.createJsxClosingElement = createJsxClosingElement; - function updateJsxClosingElement(node, tagName) { - if (node.tagName !== tagName) { - return updateNode(createJsxClosingElement(tagName, node), node); - } - return node; + ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment; + function isSpreadAssignment(node) { + return node.kind === 263 /* SpreadAssignment */; } - ts.updateJsxClosingElement = updateJsxClosingElement; - function createJsxAttribute(name, initializer, location) { - var node = createNode(250 /* JsxAttribute */, location); - node.name = name; - node.initializer = initializer; - return node; + ts.isSpreadAssignment = isSpreadAssignment; + // Enum + function isEnumMember(node) { + return node.kind === 264 /* EnumMember */; } - ts.createJsxAttribute = createJsxAttribute; - function updateJsxAttribute(node, name, initializer) { - if (node.name !== name || node.initializer !== initializer) { - return updateNode(createJsxAttribute(name, initializer, node), node); - } - return node; + ts.isEnumMember = isEnumMember; + // Top-level nodes + function isSourceFile(node) { + return node.kind === 265 /* SourceFile */; } - ts.updateJsxAttribute = updateJsxAttribute; - function createJsxSpreadAttribute(expression, location) { - var node = createNode(251 /* JsxSpreadAttribute */, location); - node.expression = expression; - return node; + ts.isSourceFile = isSourceFile; + function isBundle(node) { + return node.kind === 266 /* Bundle */; } - ts.createJsxSpreadAttribute = createJsxSpreadAttribute; - function updateJsxSpreadAttribute(node, expression) { - if (node.expression !== expression) { - return updateNode(createJsxSpreadAttribute(expression, node), node); - } - return node; + ts.isBundle = isBundle; + // JSDoc + function isJSDocTypeExpression(node) { + return node.kind === 267 /* JSDocTypeExpression */; } - ts.updateJsxSpreadAttribute = updateJsxSpreadAttribute; - function createJsxExpression(expression, location) { - var node = createNode(252 /* JsxExpression */, location); - node.expression = expression; - return node; + ts.isJSDocTypeExpression = isJSDocTypeExpression; + function isJSDocAllType(node) { + return node.kind === 268 /* JSDocAllType */; } - ts.createJsxExpression = createJsxExpression; - function updateJsxExpression(node, expression) { - if (node.expression !== expression) { - return updateNode(createJsxExpression(expression, node), node); - } - return node; + ts.isJSDocAllType = isJSDocAllType; + function isJSDocUnknownType(node) { + return node.kind === 269 /* JSDocUnknownType */; } - ts.updateJsxExpression = updateJsxExpression; - // Clauses - function createHeritageClause(token, types, location) { - var node = createNode(255 /* HeritageClause */, location); - node.token = token; - node.types = createNodeArray(types); - return node; + ts.isJSDocUnknownType = isJSDocUnknownType; + function isJSDocNullableType(node) { + return node.kind === 270 /* JSDocNullableType */; } - ts.createHeritageClause = createHeritageClause; - function updateHeritageClause(node, types) { - if (node.types !== types) { - return updateNode(createHeritageClause(node.token, types, node), node); - } - return node; + ts.isJSDocNullableType = isJSDocNullableType; + function isJSDocNonNullableType(node) { + return node.kind === 271 /* JSDocNonNullableType */; } - ts.updateHeritageClause = updateHeritageClause; - function createCaseClause(expression, statements, location) { - var node = createNode(253 /* CaseClause */, location); - node.expression = parenthesizeExpressionForList(expression); - node.statements = createNodeArray(statements); - return node; + ts.isJSDocNonNullableType = isJSDocNonNullableType; + function isJSDocOptionalType(node) { + return node.kind === 272 /* JSDocOptionalType */; } - ts.createCaseClause = createCaseClause; - function updateCaseClause(node, expression, statements) { - if (node.expression !== expression || node.statements !== statements) { - return updateNode(createCaseClause(expression, statements, node), node); - } - return node; + ts.isJSDocOptionalType = isJSDocOptionalType; + function isJSDocFunctionType(node) { + return node.kind === 273 /* JSDocFunctionType */; } - ts.updateCaseClause = updateCaseClause; - function createDefaultClause(statements, location) { - var node = createNode(254 /* DefaultClause */, location); - node.statements = createNodeArray(statements); - return node; + ts.isJSDocFunctionType = isJSDocFunctionType; + function isJSDocVariadicType(node) { + return node.kind === 274 /* JSDocVariadicType */; } - ts.createDefaultClause = createDefaultClause; - function updateDefaultClause(node, statements) { - if (node.statements !== statements) { - return updateNode(createDefaultClause(statements, node), node); - } - return node; + ts.isJSDocVariadicType = isJSDocVariadicType; + function isJSDoc(node) { + return node.kind === 275 /* JSDocComment */; } - ts.updateDefaultClause = updateDefaultClause; - function createCatchClause(variableDeclaration, block, location) { - var node = createNode(256 /* CatchClause */, location); - node.variableDeclaration = typeof variableDeclaration === "string" ? createVariableDeclaration(variableDeclaration) : variableDeclaration; - node.block = block; - return node; + ts.isJSDoc = isJSDoc; + function isJSDocAugmentsTag(node) { + return node.kind === 277 /* JSDocAugmentsTag */; } - ts.createCatchClause = createCatchClause; - function updateCatchClause(node, variableDeclaration, block) { - if (node.variableDeclaration !== variableDeclaration || node.block !== block) { - return updateNode(createCatchClause(variableDeclaration, block, node), node); - } - return node; + ts.isJSDocAugmentsTag = isJSDocAugmentsTag; + function isJSDocParameterTag(node) { + return node.kind === 279 /* JSDocParameterTag */; } - ts.updateCatchClause = updateCatchClause; - // Property assignments - function createPropertyAssignment(name, initializer, location) { - var node = createNode(257 /* PropertyAssignment */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.questionToken = undefined; - node.initializer = initializer !== undefined ? parenthesizeExpressionForList(initializer) : undefined; - return node; + ts.isJSDocParameterTag = isJSDocParameterTag; + function isJSDocReturnTag(node) { + return node.kind === 280 /* JSDocReturnTag */; } - ts.createPropertyAssignment = createPropertyAssignment; - function updatePropertyAssignment(node, name, initializer) { - if (node.name !== name || node.initializer !== initializer) { - return updateNode(createPropertyAssignment(name, initializer, node), node); - } - return node; + ts.isJSDocReturnTag = isJSDocReturnTag; + function isJSDocTypeTag(node) { + return node.kind === 281 /* JSDocTypeTag */; } - ts.updatePropertyAssignment = updatePropertyAssignment; - function createShorthandPropertyAssignment(name, objectAssignmentInitializer, location) { - var node = createNode(258 /* ShorthandPropertyAssignment */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? parenthesizeExpressionForList(objectAssignmentInitializer) : undefined; - return node; + ts.isJSDocTypeTag = isJSDocTypeTag; + function isJSDocTemplateTag(node) { + return node.kind === 282 /* JSDocTemplateTag */; } - ts.createShorthandPropertyAssignment = createShorthandPropertyAssignment; - function createSpreadAssignment(expression, location) { - var node = createNode(259 /* SpreadAssignment */, location); - node.expression = expression !== undefined ? parenthesizeExpressionForList(expression) : undefined; - return node; + ts.isJSDocTemplateTag = isJSDocTemplateTag; + function isJSDocTypedefTag(node) { + return node.kind === 283 /* JSDocTypedefTag */; } - ts.createSpreadAssignment = createSpreadAssignment; - function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) { - if (node.name !== name || node.objectAssignmentInitializer !== objectAssignmentInitializer) { - return updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer, node), node); - } - return node; + ts.isJSDocTypedefTag = isJSDocTypedefTag; + function isJSDocPropertyTag(node) { + return node.kind === 284 /* JSDocPropertyTag */; } - ts.updateShorthandPropertyAssignment = updateShorthandPropertyAssignment; - function updateSpreadAssignment(node, expression) { - if (node.expression !== expression) { - return updateNode(createSpreadAssignment(expression, node), node); - } - return node; + ts.isJSDocPropertyTag = isJSDocPropertyTag; + function isJSDocPropertyLikeTag(node) { + return node.kind === 284 /* JSDocPropertyTag */ || node.kind === 279 /* JSDocParameterTag */; } - ts.updateSpreadAssignment = updateSpreadAssignment; - // Top-level nodes - function updateSourceFileNode(node, statements) { - if (node.statements !== statements) { - var updated = createNode(261 /* SourceFile */, /*location*/ node, node.flags); - updated.statements = createNodeArray(statements); - updated.endOfFileToken = node.endOfFileToken; - updated.fileName = node.fileName; - updated.path = node.path; - updated.text = node.text; - if (node.amdDependencies !== undefined) - updated.amdDependencies = node.amdDependencies; - if (node.moduleName !== undefined) - updated.moduleName = node.moduleName; - if (node.referencedFiles !== undefined) - updated.referencedFiles = node.referencedFiles; - if (node.typeReferenceDirectives !== undefined) - updated.typeReferenceDirectives = node.typeReferenceDirectives; - if (node.languageVariant !== undefined) - updated.languageVariant = node.languageVariant; - if (node.isDeclarationFile !== undefined) - updated.isDeclarationFile = node.isDeclarationFile; - if (node.renamedDependencies !== undefined) - updated.renamedDependencies = node.renamedDependencies; - if (node.hasNoDefaultLib !== undefined) - updated.hasNoDefaultLib = node.hasNoDefaultLib; - if (node.languageVersion !== undefined) - updated.languageVersion = node.languageVersion; - if (node.scriptKind !== undefined) - updated.scriptKind = node.scriptKind; - if (node.externalModuleIndicator !== undefined) - updated.externalModuleIndicator = node.externalModuleIndicator; - if (node.commonJsModuleIndicator !== undefined) - updated.commonJsModuleIndicator = node.commonJsModuleIndicator; - if (node.identifiers !== undefined) - updated.identifiers = node.identifiers; - if (node.nodeCount !== undefined) - updated.nodeCount = node.nodeCount; - if (node.identifierCount !== undefined) - updated.identifierCount = node.identifierCount; - if (node.symbolCount !== undefined) - updated.symbolCount = node.symbolCount; - if (node.parseDiagnostics !== undefined) - updated.parseDiagnostics = node.parseDiagnostics; - if (node.bindDiagnostics !== undefined) - updated.bindDiagnostics = node.bindDiagnostics; - if (node.lineMap !== undefined) - updated.lineMap = node.lineMap; - if (node.classifiableNames !== undefined) - updated.classifiableNames = node.classifiableNames; - if (node.resolvedModules !== undefined) - updated.resolvedModules = node.resolvedModules; - if (node.resolvedTypeReferenceDirectiveNames !== undefined) - updated.resolvedTypeReferenceDirectiveNames = node.resolvedTypeReferenceDirectiveNames; - if (node.imports !== undefined) - updated.imports = node.imports; - if (node.moduleAugmentations !== undefined) - updated.moduleAugmentations = node.moduleAugmentations; - return updateNode(updated, node); - } - return node; + ts.isJSDocPropertyLikeTag = isJSDocPropertyLikeTag; + function isJSDocTypeLiteral(node) { + return node.kind === 285 /* JSDocTypeLiteral */; } - ts.updateSourceFileNode = updateSourceFileNode; - // Transformation nodes - /** - * Creates a synthetic statement to act as a placeholder for a not-emitted statement in - * order to preserve comments. - * - * @param original The original statement. - */ - function createNotEmittedStatement(original) { - var node = createNode(293 /* NotEmittedStatement */, /*location*/ original); - node.original = original; - return node; + ts.isJSDocTypeLiteral = isJSDocTypeLiteral; +})(ts || (ts = {})); +// Node tests +// +// All node tests in the following list should *not* reference parent pointers so that +// they may be used with transformations. +(function (ts) { + /* @internal */ + function isSyntaxList(n) { + return n.kind === 286 /* SyntaxList */; } - ts.createNotEmittedStatement = createNotEmittedStatement; - /** - * Creates a synthetic element to act as a placeholder for the end of an emitted declaration in - * order to properly emit exports. - */ - function createEndOfDeclarationMarker(original) { - var node = createNode(296 /* EndOfDeclarationMarker */); - node.emitNode = {}; - node.original = original; - return node; + ts.isSyntaxList = isSyntaxList; + /* @internal */ + function isNode(node) { + return isNodeKind(node.kind); } - ts.createEndOfDeclarationMarker = createEndOfDeclarationMarker; - /** - * Creates a synthetic element to act as a placeholder for the beginning of a merged declaration in - * order to properly emit exports. - */ - function createMergeDeclarationMarker(original) { - var node = createNode(295 /* MergeDeclarationMarker */); - node.emitNode = {}; - node.original = original; - return node; + ts.isNode = isNode; + /* @internal */ + function isNodeKind(kind) { + return kind >= 143 /* FirstNode */; } - ts.createMergeDeclarationMarker = createMergeDeclarationMarker; + ts.isNodeKind = isNodeKind; /** - * Creates a synthetic expression to act as a placeholder for a not-emitted expression in - * order to preserve comments or sourcemap positions. - * - * @param expression The inner expression to emit. - * @param original The original outer expression. - * @param location The location for the expression. Defaults to the positions from "original" if provided. + * True if node is of some token syntax kind. + * For example, this is true for an IfKeyword but not for an IfStatement. */ - function createPartiallyEmittedExpression(expression, original, location) { - var node = createNode(294 /* PartiallyEmittedExpression */, /*location*/ location || original); - node.expression = expression; - node.original = original; - return node; + function isToken(n) { + return n.kind >= 0 /* FirstToken */ && n.kind <= 142 /* LastToken */; } - ts.createPartiallyEmittedExpression = createPartiallyEmittedExpression; - function updatePartiallyEmittedExpression(node, expression) { - if (node.expression !== expression) { - return updateNode(createPartiallyEmittedExpression(expression, node.original, node), node); - } - return node; + ts.isToken = isToken; + // Node Arrays + /* @internal */ + function isNodeArray(array) { + return array.hasOwnProperty("pos") && array.hasOwnProperty("end"); } - ts.updatePartiallyEmittedExpression = updatePartiallyEmittedExpression; - // Compound nodes - function createComma(left, right) { - return createBinary(left, 25 /* CommaToken */, right); + ts.isNodeArray = isNodeArray; + // Literals + /* @internal */ + function isLiteralKind(kind) { + return 8 /* FirstLiteralToken */ <= kind && kind <= 13 /* LastLiteralToken */; } - ts.createComma = createComma; - function createLessThan(left, right, location) { - return createBinary(left, 26 /* LessThanToken */, right, location); + ts.isLiteralKind = isLiteralKind; + function isLiteralExpression(node) { + return isLiteralKind(node.kind); } - ts.createLessThan = createLessThan; - function createAssignment(left, right, location) { - return createBinary(left, 57 /* EqualsToken */, right, location); + ts.isLiteralExpression = isLiteralExpression; + // Pseudo-literals + /* @internal */ + function isTemplateLiteralKind(kind) { + return 13 /* FirstTemplateToken */ <= kind && kind <= 16 /* LastTemplateToken */; } - ts.createAssignment = createAssignment; - function createStrictEquality(left, right) { - return createBinary(left, 33 /* EqualsEqualsEqualsToken */, right); + ts.isTemplateLiteralKind = isTemplateLiteralKind; + function isTemplateMiddleOrTemplateTail(node) { + var kind = node.kind; + return kind === 15 /* TemplateMiddle */ + || kind === 16 /* TemplateTail */; } - ts.createStrictEquality = createStrictEquality; - function createStrictInequality(left, right) { - return createBinary(left, 34 /* ExclamationEqualsEqualsToken */, right); + ts.isTemplateMiddleOrTemplateTail = isTemplateMiddleOrTemplateTail; + function isStringTextContainingNode(node) { + switch (node.kind) { + case 9 /* StringLiteral */: + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: + case 13 /* NoSubstitutionTemplateLiteral */: + return true; + default: + return false; + } } - ts.createStrictInequality = createStrictInequality; - function createAdd(left, right) { - return createBinary(left, 36 /* PlusToken */, right); + ts.isStringTextContainingNode = isStringTextContainingNode; + // Identifiers + /* @internal */ + function isGeneratedIdentifier(node) { + // Using `>` here catches both `GeneratedIdentifierKind.None` and `undefined`. + return ts.isIdentifier(node) && node.autoGenerateKind > 0 /* None */; } - ts.createAdd = createAdd; - function createSubtract(left, right) { - return createBinary(left, 37 /* MinusToken */, right); + ts.isGeneratedIdentifier = isGeneratedIdentifier; + // Keywords + /* @internal */ + function isModifierKind(token) { + switch (token) { + case 117 /* AbstractKeyword */: + case 120 /* AsyncKeyword */: + case 76 /* ConstKeyword */: + case 124 /* DeclareKeyword */: + case 79 /* DefaultKeyword */: + case 84 /* ExportKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 131 /* ReadonlyKeyword */: + case 115 /* StaticKeyword */: + return true; + } + return false; } - ts.createSubtract = createSubtract; - function createPostfixIncrement(operand, location) { - return createPostfix(operand, 42 /* PlusPlusToken */, location); + ts.isModifierKind = isModifierKind; + function isModifier(node) { + return isModifierKind(node.kind); } - ts.createPostfixIncrement = createPostfixIncrement; - function createLogicalAnd(left, right) { - return createBinary(left, 52 /* AmpersandAmpersandToken */, right); + ts.isModifier = isModifier; + function isEntityName(node) { + var kind = node.kind; + return kind === 143 /* QualifiedName */ + || kind === 71 /* Identifier */; } - ts.createLogicalAnd = createLogicalAnd; - function createLogicalOr(left, right) { - return createBinary(left, 53 /* BarBarToken */, right); + ts.isEntityName = isEntityName; + function isPropertyName(node) { + var kind = node.kind; + return kind === 71 /* Identifier */ + || kind === 9 /* StringLiteral */ + || kind === 8 /* NumericLiteral */ + || kind === 144 /* ComputedPropertyName */; } - ts.createLogicalOr = createLogicalOr; - function createLogicalNot(operand) { - return createPrefix(50 /* ExclamationToken */, operand); + ts.isPropertyName = isPropertyName; + function isBindingName(node) { + var kind = node.kind; + return kind === 71 /* Identifier */ + || kind === 174 /* ObjectBindingPattern */ + || kind === 175 /* ArrayBindingPattern */; } - ts.createLogicalNot = createLogicalNot; - function createVoidZero() { - return createVoid(createLiteral(0)); + ts.isBindingName = isBindingName; + // Functions + function isFunctionLike(node) { + return node && isFunctionLikeKind(node.kind); } - ts.createVoidZero = createVoidZero; - function createTypeCheck(value, tag) { - return tag === "undefined" - ? createStrictEquality(value, createVoidZero()) - : createStrictEquality(createTypeOf(value), createLiteral(tag)); + ts.isFunctionLike = isFunctionLike; + /* @internal */ + function isFunctionLikeDeclaration(node) { + return node && isFunctionLikeDeclarationKind(node.kind); } - ts.createTypeCheck = createTypeCheck; - function createMemberAccessForPropertyName(target, memberName, location) { - if (ts.isComputedPropertyName(memberName)) { - return createElementAccess(target, memberName.expression, location); + ts.isFunctionLikeDeclaration = isFunctionLikeDeclaration; + function isFunctionLikeDeclarationKind(kind) { + switch (kind) { + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return true; + default: + return false; } - else { - var expression = ts.isIdentifier(memberName) ? createPropertyAccess(target, memberName, location) : createElementAccess(target, memberName, location); - (expression.emitNode || (expression.emitNode = {})).flags |= 64 /* NoNestedSourceMaps */; - return expression; + } + /* @internal */ + function isFunctionLikeKind(kind) { + switch (kind) { + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 160 /* FunctionType */: + case 273 /* JSDocFunctionType */: + case 161 /* ConstructorType */: + return true; + default: + return isFunctionLikeDeclarationKind(kind); } } - ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName; - function createFunctionCall(func, thisArg, argumentsList, location) { - return createCall(createPropertyAccess(func, "call"), - /*typeArguments*/ undefined, [ - thisArg - ].concat(argumentsList), location); + ts.isFunctionLikeKind = isFunctionLikeKind; + /* @internal */ + function isFunctionOrModuleBlock(node) { + return ts.isSourceFile(node) || ts.isModuleBlock(node) || ts.isBlock(node) && isFunctionLike(node.parent); } - ts.createFunctionCall = createFunctionCall; - function createFunctionApply(func, thisArg, argumentsExpression, location) { - return createCall(createPropertyAccess(func, "apply"), - /*typeArguments*/ undefined, [ - thisArg, - argumentsExpression - ], location); + ts.isFunctionOrModuleBlock = isFunctionOrModuleBlock; + // Classes + function isClassElement(node) { + var kind = node.kind; + return kind === 152 /* Constructor */ + || kind === 149 /* PropertyDeclaration */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 157 /* IndexSignature */ + || kind === 206 /* SemicolonClassElement */ + || kind === 247 /* MissingDeclaration */; } - ts.createFunctionApply = createFunctionApply; - function createArraySlice(array, start) { - var argumentsList = []; - if (start !== undefined) { - argumentsList.push(typeof start === "number" ? createLiteral(start) : start); - } - return createCall(createPropertyAccess(array, "slice"), /*typeArguments*/ undefined, argumentsList); + ts.isClassElement = isClassElement; + function isClassLike(node) { + return node && (node.kind === 229 /* ClassDeclaration */ || node.kind === 199 /* ClassExpression */); } - ts.createArraySlice = createArraySlice; - function createArrayConcat(array, values) { - return createCall(createPropertyAccess(array, "concat"), - /*typeArguments*/ undefined, values); + ts.isClassLike = isClassLike; + function isAccessor(node) { + return node && (node.kind === 153 /* GetAccessor */ || node.kind === 154 /* SetAccessor */); } - ts.createArrayConcat = createArrayConcat; - function createMathPow(left, right, location) { - return createCall(createPropertyAccess(createIdentifier("Math"), "pow"), - /*typeArguments*/ undefined, [left, right], location); + ts.isAccessor = isAccessor; + // Type members + function isTypeElement(node) { + var kind = node.kind; + return kind === 156 /* ConstructSignature */ + || kind === 155 /* CallSignature */ + || kind === 148 /* PropertySignature */ + || kind === 150 /* MethodSignature */ + || kind === 157 /* IndexSignature */ + || kind === 247 /* MissingDeclaration */; + } + ts.isTypeElement = isTypeElement; + function isObjectLiteralElementLike(node) { + var kind = node.kind; + return kind === 261 /* PropertyAssignment */ + || kind === 262 /* ShorthandPropertyAssignment */ + || kind === 263 /* SpreadAssignment */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 247 /* MissingDeclaration */; } - ts.createMathPow = createMathPow; - function createReactNamespace(reactNamespace, parent) { - // To ensure the emit resolver can properly resolve the namespace, we need to - // treat this identifier as if it were a source tree node by clearing the `Synthesized` - // flag and setting a parent node. - var react = createIdentifier(reactNamespace || "React"); - react.flags &= ~8 /* Synthesized */; - // Set the parent that is in parse tree - // this makes sure that parent chain is intact for checker to traverse complete scope tree - react.parent = ts.getParseTreeNode(parent); - return react; + ts.isObjectLiteralElementLike = isObjectLiteralElementLike; + // Type + function isTypeNodeKind(kind) { + return (kind >= 158 /* FirstTypeNode */ && kind <= 173 /* LastTypeNode */) + || kind === 119 /* AnyKeyword */ + || kind === 133 /* NumberKeyword */ + || kind === 134 /* ObjectKeyword */ + || kind === 122 /* BooleanKeyword */ + || kind === 136 /* StringKeyword */ + || kind === 137 /* SymbolKeyword */ + || kind === 99 /* ThisKeyword */ + || kind === 105 /* VoidKeyword */ + || kind === 139 /* UndefinedKeyword */ + || kind === 95 /* NullKeyword */ + || kind === 130 /* NeverKeyword */ + || kind === 201 /* ExpressionWithTypeArguments */ + || kind === 268 /* JSDocAllType */ + || kind === 269 /* JSDocUnknownType */ + || kind === 270 /* JSDocNullableType */ + || kind === 271 /* JSDocNonNullableType */ + || kind === 272 /* JSDocOptionalType */ + || kind === 273 /* JSDocFunctionType */ + || kind === 274 /* JSDocVariadicType */; } - function createJsxFactoryExpressionFromEntityName(jsxFactory, parent) { - if (ts.isQualifiedName(jsxFactory)) { - var left = createJsxFactoryExpressionFromEntityName(jsxFactory.left, parent); - var right = createSynthesizedNode(70 /* Identifier */); - right.text = jsxFactory.right.text; - return createPropertyAccess(left, right); + /** + * Node test that determines whether a node is a valid type node. + * This differs from the `isPartOfTypeNode` function which determines whether a node is *part* + * of a TypeNode. + */ + function isTypeNode(node) { + return isTypeNodeKind(node.kind); + } + ts.isTypeNode = isTypeNode; + function isFunctionOrConstructorTypeNode(node) { + switch (node.kind) { + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + return true; } - else { - return createReactNamespace(jsxFactory.text, parent); + return false; + } + ts.isFunctionOrConstructorTypeNode = isFunctionOrConstructorTypeNode; + // Binding patterns + /* @internal */ + function isBindingPattern(node) { + if (node) { + var kind = node.kind; + return kind === 175 /* ArrayBindingPattern */ + || kind === 174 /* ObjectBindingPattern */; } + return false; } - function createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parent) { - return jsxFactoryEntity ? - createJsxFactoryExpressionFromEntityName(jsxFactoryEntity, parent) : - createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement"); + ts.isBindingPattern = isBindingPattern; + /* @internal */ + function isAssignmentPattern(node) { + var kind = node.kind; + return kind === 177 /* ArrayLiteralExpression */ + || kind === 178 /* ObjectLiteralExpression */; } - function createExpressionForJsxElement(jsxFactoryEntity, reactNamespace, tagName, props, children, parentElement, location) { - var argumentsList = [tagName]; - if (props) { - argumentsList.push(props); + ts.isAssignmentPattern = isAssignmentPattern; + /* @internal */ + function isArrayBindingElement(node) { + var kind = node.kind; + return kind === 176 /* BindingElement */ + || kind === 200 /* OmittedExpression */; + } + ts.isArrayBindingElement = isArrayBindingElement; + /** + * Determines whether the BindingOrAssignmentElement is a BindingElement-like declaration + */ + /* @internal */ + function isDeclarationBindingElement(bindingElement) { + switch (bindingElement.kind) { + case 226 /* VariableDeclaration */: + case 146 /* Parameter */: + case 176 /* BindingElement */: + return true; } - if (children && children.length > 0) { - if (!props) { - argumentsList.push(createNull()); - } - if (children.length > 1) { - for (var _i = 0, children_1 = children; _i < children_1.length; _i++) { - var child = children_1[_i]; - child.startsOnNewLine = true; - argumentsList.push(child); - } - } - else { - argumentsList.push(children[0]); - } + return false; + } + ts.isDeclarationBindingElement = isDeclarationBindingElement; + /** + * Determines whether a node is a BindingOrAssignmentPattern + */ + /* @internal */ + function isBindingOrAssignmentPattern(node) { + return isObjectBindingOrAssignmentPattern(node) + || isArrayBindingOrAssignmentPattern(node); + } + ts.isBindingOrAssignmentPattern = isBindingOrAssignmentPattern; + /** + * Determines whether a node is an ObjectBindingOrAssignmentPattern + */ + /* @internal */ + function isObjectBindingOrAssignmentPattern(node) { + switch (node.kind) { + case 174 /* ObjectBindingPattern */: + case 178 /* ObjectLiteralExpression */: + return true; } - return createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), - /*typeArguments*/ undefined, argumentsList, location); + return false; } - ts.createExpressionForJsxElement = createExpressionForJsxElement; - function createExportDefault(expression) { - return createExportAssignment(/*decorators*/ undefined, /*modifiers*/ undefined, /*isExportEquals*/ false, expression); + ts.isObjectBindingOrAssignmentPattern = isObjectBindingOrAssignmentPattern; + /** + * Determines whether a node is an ArrayBindingOrAssignmentPattern + */ + /* @internal */ + function isArrayBindingOrAssignmentPattern(node) { + switch (node.kind) { + case 175 /* ArrayBindingPattern */: + case 177 /* ArrayLiteralExpression */: + return true; + } + return false; } - ts.createExportDefault = createExportDefault; - function createExternalModuleExport(exportName) { - return createExportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, createNamedExports([createExportSpecifier(exportName)])); + ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern; + // Expression + function isPropertyAccessOrQualifiedName(node) { + var kind = node.kind; + return kind === 179 /* PropertyAccessExpression */ + || kind === 143 /* QualifiedName */; } - ts.createExternalModuleExport = createExternalModuleExport; - function createLetStatement(name, initializer, location) { - return createVariableStatement(/*modifiers*/ undefined, createLetDeclarationList([createVariableDeclaration(name, /*type*/ undefined, initializer)]), location); + ts.isPropertyAccessOrQualifiedName = isPropertyAccessOrQualifiedName; + function isCallLikeExpression(node) { + switch (node.kind) { + case 251 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 183 /* TaggedTemplateExpression */: + case 147 /* Decorator */: + return true; + default: + return false; + } } - ts.createLetStatement = createLetStatement; - function createLetDeclarationList(declarations, location) { - return createVariableDeclarationList(declarations, location, 1 /* Let */); + ts.isCallLikeExpression = isCallLikeExpression; + function isCallOrNewExpression(node) { + return node.kind === 181 /* CallExpression */ || node.kind === 182 /* NewExpression */; } - ts.createLetDeclarationList = createLetDeclarationList; - function createConstDeclarationList(declarations, location) { - return createVariableDeclarationList(declarations, location, 2 /* Const */); + ts.isCallOrNewExpression = isCallOrNewExpression; + function isTemplateLiteral(node) { + var kind = node.kind; + return kind === 196 /* TemplateExpression */ + || kind === 13 /* NoSubstitutionTemplateLiteral */; } - ts.createConstDeclarationList = createConstDeclarationList; - // Helpers - function getHelperName(name) { - return setEmitFlags(createIdentifier(name), 4096 /* HelperName */ | 2 /* AdviseOnEmitNode */); + ts.isTemplateLiteral = isTemplateLiteral; + /* @internal */ + function isLeftHandSideExpression(node) { + return isLeftHandSideExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); } - ts.getHelperName = getHelperName; - function shouldBeCapturedInTempVariable(node, cacheIdentifiers) { - var target = skipParentheses(node); - switch (target.kind) { - case 70 /* Identifier */: - return cacheIdentifiers; - case 98 /* ThisKeyword */: + ts.isLeftHandSideExpression = isLeftHandSideExpression; + function isLeftHandSideExpressionKind(kind) { + switch (kind) { + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: + case 182 /* NewExpression */: + case 181 /* CallExpression */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 183 /* TaggedTemplateExpression */: + case 177 /* ArrayLiteralExpression */: + case 185 /* ParenthesizedExpression */: + case 178 /* ObjectLiteralExpression */: + case 199 /* ClassExpression */: + case 186 /* FunctionExpression */: + case 71 /* Identifier */: + case 12 /* RegularExpressionLiteral */: case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - return false; - case 175 /* ArrayLiteralExpression */: - var elements = target.elements; - if (elements.length === 0) { - return false; - } + case 13 /* NoSubstitutionTemplateLiteral */: + case 196 /* TemplateExpression */: + case 86 /* FalseKeyword */: + case 95 /* NullKeyword */: + case 99 /* ThisKeyword */: + case 101 /* TrueKeyword */: + case 97 /* SuperKeyword */: + case 203 /* NonNullExpression */: + case 204 /* MetaProperty */: + case 91 /* ImportKeyword */:// technically this is only an Expression if it's in a CallExpression return true; - case 176 /* ObjectLiteralExpression */: - return target.properties.length > 0; default: - return true; + return false; } } - function createCallBinding(expression, recordTempVariable, languageVersion, cacheIdentifiers) { - var callee = skipOuterExpressions(expression, 7 /* All */); - var thisArg; - var target; - if (ts.isSuperProperty(callee)) { - thisArg = createThis(); - target = callee; - } - else if (callee.kind === 96 /* SuperKeyword */) { - thisArg = createThis(); - target = languageVersion < 2 /* ES2015 */ ? createIdentifier("_super", /*location*/ callee) : callee; + /* @internal */ + function isUnaryExpression(node) { + return isUnaryExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); + } + ts.isUnaryExpression = isUnaryExpression; + function isUnaryExpressionKind(kind) { + switch (kind) { + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: + case 188 /* DeleteExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 191 /* AwaitExpression */: + case 184 /* TypeAssertionExpression */: + return true; + default: + return isLeftHandSideExpressionKind(kind); } - else { - switch (callee.kind) { - case 177 /* PropertyAccessExpression */: { - if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { - // for `a.b()` target is `(_a = a).b` and thisArg is `_a` - thisArg = createTempVariable(recordTempVariable); - target = createPropertyAccess(createAssignment(thisArg, callee.expression, - /*location*/ callee.expression), callee.name, - /*location*/ callee); - } - else { - thisArg = callee.expression; - target = callee; - } - break; - } - case 178 /* ElementAccessExpression */: { - if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { - // for `a[b]()` target is `(_a = a)[b]` and thisArg is `_a` - thisArg = createTempVariable(recordTempVariable); - target = createElementAccess(createAssignment(thisArg, callee.expression, - /*location*/ callee.expression), callee.argumentExpression, - /*location*/ callee); - } - else { - thisArg = callee.expression; - target = callee; - } - break; - } - default: { - // for `a()` target is `a` and thisArg is `void 0` - thisArg = createVoidZero(); - target = parenthesizeForAccess(expression); - break; - } - } + } + /* @internal */ + function isUnaryExpressionWithWrite(expr) { + switch (expr.kind) { + case 193 /* PostfixUnaryExpression */: + return true; + case 192 /* PrefixUnaryExpression */: + return expr.operator === 43 /* PlusPlusToken */ || + expr.operator === 44 /* MinusMinusToken */; + default: + return false; } - return { target: target, thisArg: thisArg }; } - ts.createCallBinding = createCallBinding; - function inlineExpressions(expressions) { - return ts.reduceLeft(expressions, createComma); + ts.isUnaryExpressionWithWrite = isUnaryExpressionWithWrite; + /* @internal */ + /** + * Determines whether a node is an expression based only on its kind. + * Use `isPartOfExpression` if not in transforms. + */ + function isExpression(node) { + return isExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); } - ts.inlineExpressions = inlineExpressions; - function createExpressionFromEntityName(node) { - if (ts.isQualifiedName(node)) { - var left = createExpressionFromEntityName(node.left); - var right = getMutableClone(node.right); - return createPropertyAccess(left, right, /*location*/ node); - } - else { - return getMutableClone(node); + ts.isExpression = isExpression; + function isExpressionKind(kind) { + switch (kind) { + case 195 /* ConditionalExpression */: + case 197 /* YieldExpression */: + case 187 /* ArrowFunction */: + case 194 /* BinaryExpression */: + case 198 /* SpreadElement */: + case 202 /* AsExpression */: + case 200 /* OmittedExpression */: + case 289 /* CommaListExpression */: + case 288 /* PartiallyEmittedExpression */: + return true; + default: + return isUnaryExpressionKind(kind); } } - ts.createExpressionFromEntityName = createExpressionFromEntityName; - function createExpressionForPropertyName(memberName) { - if (ts.isIdentifier(memberName)) { - return createLiteral(memberName, /*location*/ undefined); - } - else if (ts.isComputedPropertyName(memberName)) { - return getMutableClone(memberName.expression); - } - else { - return getMutableClone(memberName); - } + function isAssertionExpression(node) { + var kind = node.kind; + return kind === 184 /* TypeAssertionExpression */ + || kind === 202 /* AsExpression */; } - ts.createExpressionForPropertyName = createExpressionForPropertyName; - function createExpressionForObjectLiteralElementLike(node, property, receiver) { - switch (property.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return createExpressionForAccessorDeclaration(node.properties, property, receiver, node.multiLine); - case 257 /* PropertyAssignment */: - return createExpressionForPropertyAssignment(property, receiver); - case 258 /* ShorthandPropertyAssignment */: - return createExpressionForShorthandPropertyAssignment(property, receiver); - case 149 /* MethodDeclaration */: - return createExpressionForMethodDeclaration(property, receiver); - } + ts.isAssertionExpression = isAssertionExpression; + /* @internal */ + function isPartiallyEmittedExpression(node) { + return node.kind === 288 /* PartiallyEmittedExpression */; } - ts.createExpressionForObjectLiteralElementLike = createExpressionForObjectLiteralElementLike; - function createExpressionForAccessorDeclaration(properties, property, receiver, multiLine) { - var _a = ts.getAllAccessorDeclarations(properties, property), firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; - if (property === firstAccessor) { - var properties_1 = []; - if (getAccessor) { - var getterFunction = createFunctionExpression(getAccessor.modifiers, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, getAccessor.parameters, - /*type*/ undefined, getAccessor.body, - /*location*/ getAccessor); - setOriginalNode(getterFunction, getAccessor); - var getter = createPropertyAssignment("get", getterFunction); - properties_1.push(getter); - } - if (setAccessor) { - var setterFunction = createFunctionExpression(setAccessor.modifiers, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, setAccessor.parameters, - /*type*/ undefined, setAccessor.body, - /*location*/ setAccessor); - setOriginalNode(setterFunction, setAccessor); - var setter = createPropertyAssignment("set", setterFunction); - properties_1.push(setter); - } - properties_1.push(createPropertyAssignment("enumerable", createLiteral(true))); - properties_1.push(createPropertyAssignment("configurable", createLiteral(true))); - var expression = createCall(createPropertyAccess(createIdentifier("Object"), "defineProperty"), - /*typeArguments*/ undefined, [ - receiver, - createExpressionForPropertyName(property.name), - createObjectLiteral(properties_1, /*location*/ undefined, multiLine) - ], - /*location*/ firstAccessor); - return ts.aggregateTransformFlags(expression); + ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression; + /* @internal */ + function isNotEmittedStatement(node) { + return node.kind === 287 /* NotEmittedStatement */; + } + ts.isNotEmittedStatement = isNotEmittedStatement; + /* @internal */ + function isNotEmittedOrPartiallyEmittedNode(node) { + return isNotEmittedStatement(node) + || isPartiallyEmittedExpression(node); + } + ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode; + // Statement + function isIterationStatement(node, lookInLabeledStatements) { + switch (node.kind) { + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + return true; + case 222 /* LabeledStatement */: + return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements); } - return undefined; + return false; } - function createExpressionForPropertyAssignment(property, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), property.initializer, - /*location*/ property), - /*original*/ property)); + ts.isIterationStatement = isIterationStatement; + /* @internal */ + function isForInOrOfStatement(node) { + return node.kind === 215 /* ForInStatement */ || node.kind === 216 /* ForOfStatement */; } - function createExpressionForShorthandPropertyAssignment(property, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), getSynthesizedClone(property.name), - /*location*/ property), - /*original*/ property)); + ts.isForInOrOfStatement = isForInOrOfStatement; + // Element + /* @internal */ + function isConciseBody(node) { + return ts.isBlock(node) + || isExpression(node); } - function createExpressionForMethodDeclaration(method, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, method.name, /*location*/ method.name), setOriginalNode(createFunctionExpression(method.modifiers, method.asteriskToken, - /*name*/ undefined, - /*typeParameters*/ undefined, method.parameters, - /*type*/ undefined, method.body, - /*location*/ method), - /*original*/ method), - /*location*/ method), - /*original*/ method)); + ts.isConciseBody = isConciseBody; + /* @internal */ + function isFunctionBody(node) { + return ts.isBlock(node); } - /** - * Gets the local name of a declaration. This is primarily used for declarations that can be - * referred to by name in the declaration's immediate scope (classes, enums, namespaces). A - * local name will *never* be prefixed with an module or namespace export modifier like - * "exports." when emitted as an expression. - * - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getLocalName(node, allowComments, allowSourceMaps) { - return getName(node, allowComments, allowSourceMaps, 16384 /* LocalName */); + ts.isFunctionBody = isFunctionBody; + /* @internal */ + function isForInitializer(node) { + return ts.isVariableDeclarationList(node) + || isExpression(node); } - ts.getLocalName = getLocalName; - /** - * Gets whether an identifier should only be referred to by its local name. - */ - function isLocalName(node) { - return (getEmitFlags(node) & 16384 /* LocalName */) !== 0; + ts.isForInitializer = isForInitializer; + /* @internal */ + function isModuleBody(node) { + var kind = node.kind; + return kind === 234 /* ModuleBlock */ + || kind === 233 /* ModuleDeclaration */ + || kind === 71 /* Identifier */; } - ts.isLocalName = isLocalName; - /** - * Gets the export name of a declaration. This is primarily used for declarations that can be - * referred to by name in the declaration's immediate scope (classes, enums, namespaces). An - * export name will *always* be prefixed with an module or namespace export modifier like - * `"exports."` when emitted as an expression if the name points to an exported symbol. - * - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getExportName(node, allowComments, allowSourceMaps) { - return getName(node, allowComments, allowSourceMaps, 8192 /* ExportName */); + ts.isModuleBody = isModuleBody; + /* @internal */ + function isNamespaceBody(node) { + var kind = node.kind; + return kind === 234 /* ModuleBlock */ + || kind === 233 /* ModuleDeclaration */; } - ts.getExportName = getExportName; - /** - * Gets whether an identifier should only be referred to by its export representation if the - * name points to an exported symbol. - */ - function isExportName(node) { - return (getEmitFlags(node) & 8192 /* ExportName */) !== 0; + ts.isNamespaceBody = isNamespaceBody; + /* @internal */ + function isJSDocNamespaceBody(node) { + var kind = node.kind; + return kind === 71 /* Identifier */ + || kind === 233 /* ModuleDeclaration */; } - ts.isExportName = isExportName; - /** - * Gets the name of a declaration for use in declarations. - * - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getDeclarationName(node, allowComments, allowSourceMaps) { - return getName(node, allowComments, allowSourceMaps); + ts.isJSDocNamespaceBody = isJSDocNamespaceBody; + /* @internal */ + function isNamedImportBindings(node) { + var kind = node.kind; + return kind === 241 /* NamedImports */ + || kind === 240 /* NamespaceImport */; } - ts.getDeclarationName = getDeclarationName; - function getName(node, allowComments, allowSourceMaps, emitFlags) { - if (node.name && ts.isIdentifier(node.name) && !ts.isGeneratedIdentifier(node.name)) { - var name_8 = getMutableClone(node.name); - emitFlags |= getEmitFlags(node.name); - if (!allowSourceMaps) - emitFlags |= 48 /* NoSourceMap */; - if (!allowComments) - emitFlags |= 1536 /* NoComments */; - if (emitFlags) - setEmitFlags(name_8, emitFlags); - return name_8; + ts.isNamedImportBindings = isNamedImportBindings; + /* @internal */ + function isModuleOrEnumDeclaration(node) { + return node.kind === 233 /* ModuleDeclaration */ || node.kind === 232 /* EnumDeclaration */; + } + ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration; + function isDeclarationKind(kind) { + return kind === 187 /* ArrowFunction */ + || kind === 176 /* BindingElement */ + || kind === 229 /* ClassDeclaration */ + || kind === 199 /* ClassExpression */ + || kind === 152 /* Constructor */ + || kind === 232 /* EnumDeclaration */ + || kind === 264 /* EnumMember */ + || kind === 246 /* ExportSpecifier */ + || kind === 228 /* FunctionDeclaration */ + || kind === 186 /* FunctionExpression */ + || kind === 153 /* GetAccessor */ + || kind === 239 /* ImportClause */ + || kind === 237 /* ImportEqualsDeclaration */ + || kind === 242 /* ImportSpecifier */ + || kind === 230 /* InterfaceDeclaration */ + || kind === 253 /* JsxAttribute */ + || kind === 151 /* MethodDeclaration */ + || kind === 150 /* MethodSignature */ + || kind === 233 /* ModuleDeclaration */ + || kind === 236 /* NamespaceExportDeclaration */ + || kind === 240 /* NamespaceImport */ + || kind === 146 /* Parameter */ + || kind === 261 /* PropertyAssignment */ + || kind === 149 /* PropertyDeclaration */ + || kind === 148 /* PropertySignature */ + || kind === 154 /* SetAccessor */ + || kind === 262 /* ShorthandPropertyAssignment */ + || kind === 231 /* TypeAliasDeclaration */ + || kind === 145 /* TypeParameter */ + || kind === 226 /* VariableDeclaration */ + || kind === 283 /* JSDocTypedefTag */; + } + function isDeclarationStatementKind(kind) { + return kind === 228 /* FunctionDeclaration */ + || kind === 247 /* MissingDeclaration */ + || kind === 229 /* ClassDeclaration */ + || kind === 230 /* InterfaceDeclaration */ + || kind === 231 /* TypeAliasDeclaration */ + || kind === 232 /* EnumDeclaration */ + || kind === 233 /* ModuleDeclaration */ + || kind === 238 /* ImportDeclaration */ + || kind === 237 /* ImportEqualsDeclaration */ + || kind === 244 /* ExportDeclaration */ + || kind === 243 /* ExportAssignment */ + || kind === 236 /* NamespaceExportDeclaration */; + } + function isStatementKindButNotDeclarationKind(kind) { + return kind === 218 /* BreakStatement */ + || kind === 217 /* ContinueStatement */ + || kind === 225 /* DebuggerStatement */ + || kind === 212 /* DoStatement */ + || kind === 210 /* ExpressionStatement */ + || kind === 209 /* EmptyStatement */ + || kind === 215 /* ForInStatement */ + || kind === 216 /* ForOfStatement */ + || kind === 214 /* ForStatement */ + || kind === 211 /* IfStatement */ + || kind === 222 /* LabeledStatement */ + || kind === 219 /* ReturnStatement */ + || kind === 221 /* SwitchStatement */ + || kind === 223 /* ThrowStatement */ + || kind === 224 /* TryStatement */ + || kind === 208 /* VariableStatement */ + || kind === 213 /* WhileStatement */ + || kind === 220 /* WithStatement */ + || kind === 287 /* NotEmittedStatement */ + || kind === 291 /* EndOfDeclarationMarker */ + || kind === 290 /* MergeDeclarationMarker */; + } + /* @internal */ + function isDeclaration(node) { + if (node.kind === 145 /* TypeParameter */) { + return node.parent.kind !== 282 /* JSDocTemplateTag */ || ts.isInJavaScriptFile(node); } - return getGeneratedNameForNode(node); + return isDeclarationKind(node.kind); + } + ts.isDeclaration = isDeclaration; + /* @internal */ + function isDeclarationStatement(node) { + return isDeclarationStatementKind(node.kind); } + ts.isDeclarationStatement = isDeclarationStatement; /** - * Gets the exported name of a declaration for use in expressions. - * - * An exported name will *always* be prefixed with an module or namespace export modifier like - * "exports." if the name points to an exported symbol. - * - * @param ns The namespace identifier. - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + * Determines whether the node is a statement that is not also a declaration */ - function getExternalModuleOrNamespaceExportName(ns, node, allowComments, allowSourceMaps) { - if (ns && ts.hasModifier(node, 1 /* Export */)) { - return getNamespaceMemberName(ns, getName(node), allowComments, allowSourceMaps); + /* @internal */ + function isStatementButNotDeclaration(node) { + return isStatementKindButNotDeclarationKind(node.kind); + } + ts.isStatementButNotDeclaration = isStatementButNotDeclaration; + /* @internal */ + function isStatement(node) { + var kind = node.kind; + return isStatementKindButNotDeclarationKind(kind) + || isDeclarationStatementKind(kind) + || isBlockStatement(node); + } + ts.isStatement = isStatement; + function isBlockStatement(node) { + if (node.kind !== 207 /* Block */) + return false; + if (node.parent !== undefined) { + if (node.parent.kind === 224 /* TryStatement */ || node.parent.kind === 260 /* CatchClause */) { + return false; + } } - return getExportName(node, allowComments, allowSourceMaps); + return !ts.isFunctionBlock(node); } - ts.getExternalModuleOrNamespaceExportName = getExternalModuleOrNamespaceExportName; - /** - * Gets a namespace-qualified name for use in expressions. - * - * @param ns The namespace identifier. - * @param name The name. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) { - var qualifiedName = createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : getSynthesizedClone(name), /*location*/ name); - var emitFlags; - if (!allowSourceMaps) - emitFlags |= 48 /* NoSourceMap */; - if (!allowComments) - emitFlags |= 1536 /* NoComments */; - if (emitFlags) - setEmitFlags(qualifiedName, emitFlags); - return qualifiedName; + // Module references + /* @internal */ + function isModuleReference(node) { + var kind = node.kind; + return kind === 248 /* ExternalModuleReference */ + || kind === 143 /* QualifiedName */ + || kind === 71 /* Identifier */; } - ts.getNamespaceMemberName = getNamespaceMemberName; - function convertToFunctionBody(node, multiLine) { - return ts.isBlock(node) ? node : createBlock([createReturn(node, /*location*/ node)], /*location*/ node, multiLine); + ts.isModuleReference = isModuleReference; + // JSX + /* @internal */ + function isJsxTagNameExpression(node) { + var kind = node.kind; + return kind === 99 /* ThisKeyword */ + || kind === 71 /* Identifier */ + || kind === 179 /* PropertyAccessExpression */; } - ts.convertToFunctionBody = convertToFunctionBody; - function isUseStrictPrologue(node) { - return node.expression.text === "use strict"; + ts.isJsxTagNameExpression = isJsxTagNameExpression; + /* @internal */ + function isJsxChild(node) { + var kind = node.kind; + return kind === 249 /* JsxElement */ + || kind === 256 /* JsxExpression */ + || kind === 250 /* JsxSelfClosingElement */ + || kind === 10 /* JsxText */; } - /** - * Add any necessary prologue-directives into target statement-array. - * The function needs to be called during each transformation step. - * This function needs to be called whenever we transform the statement - * list of a source file, namespace, or function-like body. - * - * @param target: result statements array - * @param source: origin statements array - * @param ensureUseStrict: boolean determining whether the function need to add prologue-directives - * @param visitor: Optional callback used to visit any custom prologue directives. - */ - function addPrologueDirectives(target, source, ensureUseStrict, visitor) { - ts.Debug.assert(target.length === 0, "Prologue directives should be at the first statement in the target statements array"); - var foundUseStrict = false; - var statementOffset = 0; - var numStatements = source.length; - while (statementOffset < numStatements) { - var statement = source[statementOffset]; - if (ts.isPrologueDirective(statement)) { - if (isUseStrictPrologue(statement)) { - foundUseStrict = true; - } - target.push(statement); - } - else { - break; - } - statementOffset++; + ts.isJsxChild = isJsxChild; + /* @internal */ + function isJsxAttributeLike(node) { + var kind = node.kind; + return kind === 253 /* JsxAttribute */ + || kind === 255 /* JsxSpreadAttribute */; + } + ts.isJsxAttributeLike = isJsxAttributeLike; + /* @internal */ + function isStringLiteralOrJsxExpression(node) { + var kind = node.kind; + return kind === 9 /* StringLiteral */ + || kind === 256 /* JsxExpression */; + } + ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression; + function isJsxOpeningLikeElement(node) { + var kind = node.kind; + return kind === 251 /* JsxOpeningElement */ + || kind === 250 /* JsxSelfClosingElement */; + } + ts.isJsxOpeningLikeElement = isJsxOpeningLikeElement; + // Clauses + function isCaseOrDefaultClause(node) { + var kind = node.kind; + return kind === 257 /* CaseClause */ + || kind === 258 /* DefaultClause */; + } + ts.isCaseOrDefaultClause = isCaseOrDefaultClause; + // JSDoc + /** True if node is of some JSDoc syntax kind. */ + /* @internal */ + function isJSDocNode(node) { + return node.kind >= 267 /* FirstJSDocNode */ && node.kind <= 285 /* LastJSDocNode */; + } + ts.isJSDocNode = isJSDocNode; + /** True if node is of a kind that may contain comment text. */ + function isJSDocCommentContainingNode(node) { + return node.kind === 275 /* JSDocComment */ || isJSDocTag(node); + } + ts.isJSDocCommentContainingNode = isJSDocCommentContainingNode; + // TODO: determine what this does before making it public. + /* @internal */ + function isJSDocTag(node) { + return node.kind >= 276 /* FirstJSDocTagNode */ && node.kind <= 285 /* LastJSDocTagNode */; + } + ts.isJSDocTag = isJSDocTag; + function isSetAccessor(node) { + return node.kind === 154 /* SetAccessor */; + } + ts.isSetAccessor = isSetAccessor; + function isGetAccessor(node) { + return node.kind === 153 /* GetAccessor */; + } + ts.isGetAccessor = isGetAccessor; + /** True if has jsdoc nodes attached to it. */ + /* @internal */ + function hasJSDocNodes(node) { + return !!node.jsDoc && node.jsDoc.length > 0; + } + ts.hasJSDocNodes = hasJSDocNodes; +})(ts || (ts = {})); +/// +/// +var ts; +(function (ts) { + var SignatureFlags; + (function (SignatureFlags) { + SignatureFlags[SignatureFlags["None"] = 0] = "None"; + SignatureFlags[SignatureFlags["Yield"] = 1] = "Yield"; + SignatureFlags[SignatureFlags["Await"] = 2] = "Await"; + SignatureFlags[SignatureFlags["Type"] = 4] = "Type"; + SignatureFlags[SignatureFlags["RequireCompleteParameterList"] = 8] = "RequireCompleteParameterList"; + SignatureFlags[SignatureFlags["IgnoreMissingOpenBrace"] = 16] = "IgnoreMissingOpenBrace"; + SignatureFlags[SignatureFlags["JSDoc"] = 32] = "JSDoc"; + })(SignatureFlags || (SignatureFlags = {})); + var NodeConstructor; + var TokenConstructor; + var IdentifierConstructor; + var SourceFileConstructor; + function createNode(kind, pos, end) { + if (kind === 265 /* SourceFile */) { + return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, pos, end); } - if (ensureUseStrict && !foundUseStrict) { - target.push(startOnNewLine(createStatement(createLiteral("use strict")))); + else if (kind === 71 /* Identifier */) { + return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, pos, end); } - while (statementOffset < numStatements) { - var statement = source[statementOffset]; - if (getEmitFlags(statement) & 524288 /* CustomPrologue */) { - target.push(visitor ? ts.visitNode(statement, visitor, ts.isStatement) : statement); + else if (!ts.isNodeKind(kind)) { + return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, pos, end); + } + else { + return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, pos, end); + } + } + ts.createNode = createNode; + function visitNode(cbNode, node) { + return node && cbNode(node); + } + function visitNodes(cbNode, cbNodes, nodes) { + if (nodes) { + if (cbNodes) { + return cbNodes(nodes); } - else { - break; + for (var _i = 0, nodes_1 = nodes; _i < nodes_1.length; _i++) { + var node = nodes_1[_i]; + var result = cbNode(node); + if (result) { + return result; + } } - statementOffset++; } - return statementOffset; - } - ts.addPrologueDirectives = addPrologueDirectives; - function startsWithUseStrict(statements) { - var firstStatement = ts.firstOrUndefined(statements); - return firstStatement !== undefined - && ts.isPrologueDirective(firstStatement) - && isUseStrictPrologue(firstStatement); } - ts.startsWithUseStrict = startsWithUseStrict; /** - * Ensures "use strict" directive is added + * Invokes a callback for each child of the given node. The 'cbNode' callback is invoked for all child nodes + * stored in properties. If a 'cbNodes' callback is specified, it is invoked for embedded arrays; otherwise, + * embedded arrays are flattened and the 'cbNode' callback is invoked for each element. If a callback returns + * a truthy value, iteration stops and that value is returned. Otherwise, undefined is returned. * - * @param statements An array of statements + * @param node a given node to visit its children + * @param cbNode a callback to be invoked for all child nodes + * @param cbNodes a callback to be invoked for embedded array + * + * @remarks `forEachChild` must visit the children of a node in the order + * that they appear in the source code. The language service depends on this property to locate nodes by position. */ - function ensureUseStrict(statements) { - var foundUseStrict = false; - for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) { - var statement = statements_1[_i]; - if (ts.isPrologueDirective(statement)) { - if (isUseStrictPrologue(statement)) { - foundUseStrict = true; - break; - } - } - else { - break; - } - } - if (!foundUseStrict) { - return createNodeArray([ - startOnNewLine(createStatement(createLiteral("use strict"))) - ].concat(statements), statements); - } - return statements; - } - ts.ensureUseStrict = ensureUseStrict; - /** - * Wraps the operand to a BinaryExpression in parentheses if they are needed to preserve the intended - * order of operations. - * - * @param binaryOperator The operator for the BinaryExpression. - * @param operand The operand for the BinaryExpression. - * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the - * BinaryExpression. - */ - function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { - var skipped = skipPartiallyEmittedExpressions(operand); - // If the resulting expression is already parenthesized, we do not need to do any further processing. - if (skipped.kind === 183 /* ParenthesizedExpression */) { - return operand; + function forEachChild(node, cbNode, cbNodes) { + if (!node || node.kind <= 142 /* LastToken */) { + return; } - return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) - ? createParen(operand) - : operand; - } - ts.parenthesizeBinaryOperand = parenthesizeBinaryOperand; - /** - * Determines whether the operand to a BinaryExpression needs to be parenthesized. - * - * @param binaryOperator The operator for the BinaryExpression. - * @param operand The operand for the BinaryExpression. - * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the - * BinaryExpression. - */ - function binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { - // If the operand has lower precedence, then it needs to be parenthesized to preserve the - // intent of the expression. For example, if the operand is `a + b` and the operator is - // `*`, then we need to parenthesize the operand to preserve the intended order of - // operations: `(a + b) * x`. - // - // If the operand has higher precedence, then it does not need to be parenthesized. For - // example, if the operand is `a * b` and the operator is `+`, then we do not need to - // parenthesize to preserve the intended order of operations: `a * b + x`. - // - // If the operand has the same precedence, then we need to check the associativity of - // the operator based on whether this is the left or right operand of the expression. - // - // For example, if `a / d` is on the right of operator `*`, we need to parenthesize - // to preserve the intended order of operations: `x * (a / d)` - // - // If `a ** d` is on the left of operator `**`, we need to parenthesize to preserve - // the intended order of operations: `(a ** b) ** c` - var binaryOperatorPrecedence = ts.getOperatorPrecedence(192 /* BinaryExpression */, binaryOperator); - var binaryOperatorAssociativity = ts.getOperatorAssociativity(192 /* BinaryExpression */, binaryOperator); - var emittedOperand = skipPartiallyEmittedExpressions(operand); - var operandPrecedence = ts.getExpressionPrecedence(emittedOperand); - switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) { - case -1 /* LessThan */: - // If the operand is the right side of a right-associative binary operation - // and is a yield expression, then we do not need parentheses. - if (!isLeftSideOfBinary - && binaryOperatorAssociativity === 1 /* Right */ - && operand.kind === 195 /* YieldExpression */) { - return false; + switch (node.kind) { + case 143 /* QualifiedName */: + return visitNode(cbNode, node.left) || + visitNode(cbNode, node.right); + case 145 /* TypeParameter */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.constraint) || + visitNode(cbNode, node.default) || + visitNode(cbNode, node.expression); + case 262 /* ShorthandPropertyAssignment */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.equalsToken) || + visitNode(cbNode, node.objectAssignmentInitializer); + case 263 /* SpreadAssignment */: + return visitNode(cbNode, node.expression); + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 261 /* PropertyAssignment */: + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.propertyName) || + visitNode(cbNode, node.dotDotDotToken) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.type) || + visitNode(cbNode, node.initializer); + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.parameters) || + visitNode(cbNode, node.type); + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.asteriskToken) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.questionToken) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.parameters) || + visitNode(cbNode, node.type) || + visitNode(cbNode, node.equalsGreaterThanToken) || + visitNode(cbNode, node.body); + case 159 /* TypeReference */: + return visitNode(cbNode, node.typeName) || + visitNodes(cbNode, cbNodes, node.typeArguments); + case 158 /* TypePredicate */: + return visitNode(cbNode, node.parameterName) || + visitNode(cbNode, node.type); + case 162 /* TypeQuery */: + return visitNode(cbNode, node.exprName); + case 163 /* TypeLiteral */: + return visitNodes(cbNode, cbNodes, node.members); + case 164 /* ArrayType */: + return visitNode(cbNode, node.elementType); + case 165 /* TupleType */: + return visitNodes(cbNode, cbNodes, node.elementTypes); + case 166 /* UnionType */: + case 167 /* IntersectionType */: + return visitNodes(cbNode, cbNodes, node.types); + case 168 /* ParenthesizedType */: + case 170 /* TypeOperator */: + return visitNode(cbNode, node.type); + case 171 /* IndexedAccessType */: + return visitNode(cbNode, node.objectType) || + visitNode(cbNode, node.indexType); + case 172 /* MappedType */: + return visitNode(cbNode, node.readonlyToken) || + visitNode(cbNode, node.typeParameter) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.type); + case 173 /* LiteralType */: + return visitNode(cbNode, node.literal); + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: + return visitNodes(cbNode, cbNodes, node.elements); + case 177 /* ArrayLiteralExpression */: + return visitNodes(cbNode, cbNodes, node.elements); + case 178 /* ObjectLiteralExpression */: + return visitNodes(cbNode, cbNodes, node.properties); + case 179 /* PropertyAccessExpression */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.name); + case 180 /* ElementAccessExpression */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.argumentExpression); + case 181 /* CallExpression */: + case 182 /* NewExpression */: + return visitNode(cbNode, node.expression) || + visitNodes(cbNode, cbNodes, node.typeArguments) || + visitNodes(cbNode, cbNodes, node.arguments); + case 183 /* TaggedTemplateExpression */: + return visitNode(cbNode, node.tag) || + visitNode(cbNode, node.template); + case 184 /* TypeAssertionExpression */: + return visitNode(cbNode, node.type) || + visitNode(cbNode, node.expression); + case 185 /* ParenthesizedExpression */: + return visitNode(cbNode, node.expression); + case 188 /* DeleteExpression */: + return visitNode(cbNode, node.expression); + case 189 /* TypeOfExpression */: + return visitNode(cbNode, node.expression); + case 190 /* VoidExpression */: + return visitNode(cbNode, node.expression); + case 192 /* PrefixUnaryExpression */: + return visitNode(cbNode, node.operand); + case 197 /* YieldExpression */: + return visitNode(cbNode, node.asteriskToken) || + visitNode(cbNode, node.expression); + case 191 /* AwaitExpression */: + return visitNode(cbNode, node.expression); + case 193 /* PostfixUnaryExpression */: + return visitNode(cbNode, node.operand); + case 194 /* BinaryExpression */: + return visitNode(cbNode, node.left) || + visitNode(cbNode, node.operatorToken) || + visitNode(cbNode, node.right); + case 202 /* AsExpression */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.type); + case 203 /* NonNullExpression */: + return visitNode(cbNode, node.expression); + case 204 /* MetaProperty */: + return visitNode(cbNode, node.name); + case 195 /* ConditionalExpression */: + return visitNode(cbNode, node.condition) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.whenTrue) || + visitNode(cbNode, node.colonToken) || + visitNode(cbNode, node.whenFalse); + case 198 /* SpreadElement */: + return visitNode(cbNode, node.expression); + case 207 /* Block */: + case 234 /* ModuleBlock */: + return visitNodes(cbNode, cbNodes, node.statements); + case 265 /* SourceFile */: + return visitNodes(cbNode, cbNodes, node.statements) || + visitNode(cbNode, node.endOfFileToken); + case 208 /* VariableStatement */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.declarationList); + case 227 /* VariableDeclarationList */: + return visitNodes(cbNode, cbNodes, node.declarations); + case 210 /* ExpressionStatement */: + return visitNode(cbNode, node.expression); + case 211 /* IfStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.thenStatement) || + visitNode(cbNode, node.elseStatement); + case 212 /* DoStatement */: + return visitNode(cbNode, node.statement) || + visitNode(cbNode, node.expression); + case 213 /* WhileStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 214 /* ForStatement */: + return visitNode(cbNode, node.initializer) || + visitNode(cbNode, node.condition) || + visitNode(cbNode, node.incrementor) || + visitNode(cbNode, node.statement); + case 215 /* ForInStatement */: + return visitNode(cbNode, node.initializer) || + visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 216 /* ForOfStatement */: + return visitNode(cbNode, node.awaitModifier) || + visitNode(cbNode, node.initializer) || + visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 217 /* ContinueStatement */: + case 218 /* BreakStatement */: + return visitNode(cbNode, node.label); + case 219 /* ReturnStatement */: + return visitNode(cbNode, node.expression); + case 220 /* WithStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 221 /* SwitchStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.caseBlock); + case 235 /* CaseBlock */: + return visitNodes(cbNode, cbNodes, node.clauses); + case 257 /* CaseClause */: + return visitNode(cbNode, node.expression) || + visitNodes(cbNode, cbNodes, node.statements); + case 258 /* DefaultClause */: + return visitNodes(cbNode, cbNodes, node.statements); + case 222 /* LabeledStatement */: + return visitNode(cbNode, node.label) || + visitNode(cbNode, node.statement); + case 223 /* ThrowStatement */: + return visitNode(cbNode, node.expression); + case 224 /* TryStatement */: + return visitNode(cbNode, node.tryBlock) || + visitNode(cbNode, node.catchClause) || + visitNode(cbNode, node.finallyBlock); + case 260 /* CatchClause */: + return visitNode(cbNode, node.variableDeclaration) || + visitNode(cbNode, node.block); + case 147 /* Decorator */: + return visitNode(cbNode, node.expression); + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.heritageClauses) || + visitNodes(cbNode, cbNodes, node.members); + case 230 /* InterfaceDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.heritageClauses) || + visitNodes(cbNode, cbNodes, node.members); + case 231 /* TypeAliasDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNode(cbNode, node.type); + case 232 /* EnumDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.members); + case 264 /* EnumMember */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.initializer); + case 233 /* ModuleDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.body); + case 237 /* ImportEqualsDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.moduleReference); + case 238 /* ImportDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.importClause) || + visitNode(cbNode, node.moduleSpecifier); + case 239 /* ImportClause */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.namedBindings); + case 236 /* NamespaceExportDeclaration */: + return visitNode(cbNode, node.name); + case 240 /* NamespaceImport */: + return visitNode(cbNode, node.name); + case 241 /* NamedImports */: + case 245 /* NamedExports */: + return visitNodes(cbNode, cbNodes, node.elements); + case 244 /* ExportDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.exportClause) || + visitNode(cbNode, node.moduleSpecifier); + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: + return visitNode(cbNode, node.propertyName) || + visitNode(cbNode, node.name); + case 243 /* ExportAssignment */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.expression); + case 196 /* TemplateExpression */: + return visitNode(cbNode, node.head) || visitNodes(cbNode, cbNodes, node.templateSpans); + case 205 /* TemplateSpan */: + return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal); + case 144 /* ComputedPropertyName */: + return visitNode(cbNode, node.expression); + case 259 /* HeritageClause */: + return visitNodes(cbNode, cbNodes, node.types); + case 201 /* ExpressionWithTypeArguments */: + return visitNode(cbNode, node.expression) || + visitNodes(cbNode, cbNodes, node.typeArguments); + case 248 /* ExternalModuleReference */: + return visitNode(cbNode, node.expression); + case 247 /* MissingDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators); + case 289 /* CommaListExpression */: + return visitNodes(cbNode, cbNodes, node.elements); + case 249 /* JsxElement */: + return visitNode(cbNode, node.openingElement) || + visitNodes(cbNode, cbNodes, node.children) || + visitNode(cbNode, node.closingElement); + case 250 /* JsxSelfClosingElement */: + case 251 /* JsxOpeningElement */: + return visitNode(cbNode, node.tagName) || + visitNode(cbNode, node.attributes); + case 254 /* JsxAttributes */: + return visitNodes(cbNode, cbNodes, node.properties); + case 253 /* JsxAttribute */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.initializer); + case 255 /* JsxSpreadAttribute */: + return visitNode(cbNode, node.expression); + case 256 /* JsxExpression */: + return visitNode(cbNode, node.dotDotDotToken) || + visitNode(cbNode, node.expression); + case 252 /* JsxClosingElement */: + return visitNode(cbNode, node.tagName); + case 267 /* JSDocTypeExpression */: + return visitNode(cbNode, node.type); + case 271 /* JSDocNonNullableType */: + return visitNode(cbNode, node.type); + case 270 /* JSDocNullableType */: + return visitNode(cbNode, node.type); + case 272 /* JSDocOptionalType */: + return visitNode(cbNode, node.type); + case 273 /* JSDocFunctionType */: + return visitNodes(cbNode, cbNodes, node.parameters) || + visitNode(cbNode, node.type); + case 274 /* JSDocVariadicType */: + return visitNode(cbNode, node.type); + case 275 /* JSDocComment */: + return visitNodes(cbNode, cbNodes, node.tags); + case 279 /* JSDocParameterTag */: + case 284 /* JSDocPropertyTag */: + if (node.isNameFirst) { + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.typeExpression); } - return true; - case 1 /* GreaterThan */: - return false; - case 0 /* EqualTo */: - if (isLeftSideOfBinary) { - // No need to parenthesize the left operand when the binary operator is - // left associative: - // (a*b)/x -> a*b/x - // (a**b)/x -> a**b/x - // - // Parentheses are needed for the left operand when the binary operator is - // right associative: - // (a/b)**x -> (a/b)**x - // (a**b)**x -> (a**b)**x - return binaryOperatorAssociativity === 1 /* Right */; + else { + return visitNode(cbNode, node.typeExpression) || + visitNode(cbNode, node.name); + } + case 280 /* JSDocReturnTag */: + return visitNode(cbNode, node.typeExpression); + case 281 /* JSDocTypeTag */: + return visitNode(cbNode, node.typeExpression); + case 277 /* JSDocAugmentsTag */: + return visitNode(cbNode, node.class); + case 282 /* JSDocTemplateTag */: + return visitNodes(cbNode, cbNodes, node.typeParameters); + case 283 /* JSDocTypedefTag */: + if (node.typeExpression && + node.typeExpression.kind === 267 /* JSDocTypeExpression */) { + return visitNode(cbNode, node.typeExpression) || + visitNode(cbNode, node.fullName); } else { - if (ts.isBinaryExpression(emittedOperand) - && emittedOperand.operatorToken.kind === binaryOperator) { - // No need to parenthesize the right operand when the binary operator and - // operand are the same and one of the following: - // x*(a*b) => x*a*b - // x|(a|b) => x|a|b - // x&(a&b) => x&a&b - // x^(a^b) => x^a^b - if (operatorHasAssociativeProperty(binaryOperator)) { - return false; - } - // No need to parenthesize the right operand when the binary operator - // is plus (+) if both the left and right operands consist solely of either - // literals of the same kind or binary plus (+) expressions for literals of - // the same kind (recursively). - // "a"+(1+2) => "a"+(1+2) - // "a"+("b"+"c") => "a"+"b"+"c" - if (binaryOperator === 36 /* PlusToken */) { - var leftKind = leftOperand ? getLiteralKindOfBinaryPlusOperand(leftOperand) : 0 /* Unknown */; - if (ts.isLiteralKind(leftKind) && leftKind === getLiteralKindOfBinaryPlusOperand(emittedOperand)) { - return false; - } - } + return visitNode(cbNode, node.fullName) || + visitNode(cbNode, node.typeExpression); + } + case 285 /* JSDocTypeLiteral */: + if (node.jsDocPropertyTags) { + for (var _i = 0, _a = node.jsDocPropertyTags; _i < _a.length; _i++) { + var tag = _a[_i]; + visitNode(cbNode, tag); } - // No need to parenthesize the right operand when the operand is right - // associative: - // x/(a**b) -> x/a**b - // x**(a**b) -> x**a**b - // - // Parentheses are needed for the right operand when the operand is left - // associative: - // x/(a*b) -> x/(a*b) - // x**(a/b) -> x**(a/b) - var operandAssociativity = ts.getExpressionAssociativity(emittedOperand); - return operandAssociativity === 0 /* Left */; } + return; + case 288 /* PartiallyEmittedExpression */: + return visitNode(cbNode, node.expression); } } - /** - * Determines whether a binary operator is mathematically associative. - * - * @param binaryOperator The binary operator. - */ - function operatorHasAssociativeProperty(binaryOperator) { - // The following operators are associative in JavaScript: - // (a*b)*c -> a*(b*c) -> a*b*c - // (a|b)|c -> a|(b|c) -> a|b|c - // (a&b)&c -> a&(b&c) -> a&b&c - // (a^b)^c -> a^(b^c) -> a^b^c - // - // While addition is associative in mathematics, JavaScript's `+` is not - // guaranteed to be associative as it is overloaded with string concatenation. - return binaryOperator === 38 /* AsteriskToken */ - || binaryOperator === 48 /* BarToken */ - || binaryOperator === 47 /* AmpersandToken */ - || binaryOperator === 49 /* CaretToken */; + ts.forEachChild = forEachChild; + function createSourceFile(fileName, sourceText, languageVersion, setParentNodes, scriptKind) { + if (setParentNodes === void 0) { setParentNodes = false; } + ts.performance.mark("beforeParse"); + var result = Parser.parseSourceFile(fileName, sourceText, languageVersion, /*syntaxCursor*/ undefined, setParentNodes, scriptKind); + ts.performance.mark("afterParse"); + ts.performance.measure("Parse", "beforeParse", "afterParse"); + return result; + } + ts.createSourceFile = createSourceFile; + function parseIsolatedEntityName(text, languageVersion) { + return Parser.parseIsolatedEntityName(text, languageVersion); } + ts.parseIsolatedEntityName = parseIsolatedEntityName; /** - * This function determines whether an expression consists of a homogeneous set of - * literal expressions or binary plus expressions that all share the same literal kind. - * It is used to determine whether the right-hand operand of a binary plus expression can be - * emitted without parentheses. + * Parse json text into SyntaxTree and return node and parse errors if any + * @param fileName + * @param sourceText */ - function getLiteralKindOfBinaryPlusOperand(node) { - node = skipPartiallyEmittedExpressions(node); - if (ts.isLiteralKind(node.kind)) { - return node.kind; - } - if (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 36 /* PlusToken */) { - if (node.cachedLiteralKind !== undefined) { - return node.cachedLiteralKind; - } - var leftKind = getLiteralKindOfBinaryPlusOperand(node.left); - var literalKind = ts.isLiteralKind(leftKind) - && leftKind === getLiteralKindOfBinaryPlusOperand(node.right) - ? leftKind - : 0 /* Unknown */; - node.cachedLiteralKind = literalKind; - return literalKind; - } - return 0 /* Unknown */; + function parseJsonText(fileName, sourceText) { + return Parser.parseJsonText(fileName, sourceText); } - function parenthesizeForConditionalHead(condition) { - var conditionalPrecedence = ts.getOperatorPrecedence(193 /* ConditionalExpression */, 54 /* QuestionToken */); - var emittedCondition = skipPartiallyEmittedExpressions(condition); - var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition); - if (ts.compareValues(conditionPrecedence, conditionalPrecedence) === -1 /* LessThan */) { - return createParen(condition); - } - return condition; + ts.parseJsonText = parseJsonText; + // See also `isExternalOrCommonJsModule` in utilities.ts + function isExternalModule(file) { + return file.externalModuleIndicator !== undefined; } - ts.parenthesizeForConditionalHead = parenthesizeForConditionalHead; - function parenthesizeSubexpressionOfConditionalExpression(e) { - // per ES grammar both 'whenTrue' and 'whenFalse' parts of conditional expression are assignment expressions - // so in case when comma expression is introduced as a part of previous transformations - // if should be wrapped in parens since comma operator has the lowest precedence - return e.kind === 192 /* BinaryExpression */ && e.operatorToken.kind === 25 /* CommaToken */ - ? createParen(e) - : e; + ts.isExternalModule = isExternalModule; + // Produces a new SourceFile for the 'newText' provided. The 'textChangeRange' parameter + // indicates what changed between the 'text' that this SourceFile has and the 'newText'. + // The SourceFile will be created with the compiler attempting to reuse as many nodes from + // this file as possible. + // + // Note: this function mutates nodes from this SourceFile. That means any existing nodes + // from this SourceFile that are being held onto may change as a result (including + // becoming detached from any SourceFile). It is recommended that this SourceFile not + // be used once 'update' is called on it. + function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) { + var newSourceFile = IncrementalParser.updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks); + // Because new source file node is created, it may not have the flag PossiblyContainDynamicImport. This is the case if there is no new edit to add dynamic import. + // We will manually port the flag to the new source file. + newSourceFile.flags |= (sourceFile.flags & 524288 /* PossiblyContainsDynamicImport */); + return newSourceFile; } - /** - * Wraps an expression in parentheses if it is needed in order to use the expression - * as the expression of a NewExpression node. - * - * @param expression The Expression node. - */ - function parenthesizeForNew(expression) { - var emittedExpression = skipPartiallyEmittedExpressions(expression); - switch (emittedExpression.kind) { - case 179 /* CallExpression */: - return createParen(expression); - case 180 /* NewExpression */: - return emittedExpression.arguments - ? expression - : createParen(expression); + ts.updateSourceFile = updateSourceFile; + /* @internal */ + function parseIsolatedJSDocComment(content, start, length) { + var result = Parser.JSDocParser.parseIsolatedJSDocComment(content, start, length); + if (result && result.jsDoc) { + // because the jsDocComment was parsed out of the source file, it might + // not be covered by the fixupParentReferences. + Parser.fixupParentReferences(result.jsDoc); } - return parenthesizeForAccess(expression); + return result; } - ts.parenthesizeForNew = parenthesizeForNew; - /** - * Wraps an expression in parentheses if it is needed in order to use the expression for - * property or element access. - * - * @param expr The expression node. - */ - function parenthesizeForAccess(expression) { - // isLeftHandSideExpression is almost the correct criterion for when it is not necessary - // to parenthesize the expression before a dot. The known exceptions are: + ts.parseIsolatedJSDocComment = parseIsolatedJSDocComment; + /* @internal */ + // Exposed only for testing. + function parseJSDocTypeExpressionForTests(content, start, length) { + return Parser.JSDocParser.parseJSDocTypeExpressionForTests(content, start, length); + } + ts.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests; + // Implement the parser as a singleton module. We do this for perf reasons because creating + // parser instances can actually be expensive enough to impact us on projects with many source + // files. + var Parser; + (function (Parser) { + // Share a single scanner across all calls to parse a source file. This helps speed things + // up by avoiding the cost of creating/compiling scanners over and over again. + var scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ true); + var disallowInAndDecoratorContext = 2048 /* DisallowInContext */ | 8192 /* DecoratorContext */; + // capture constructors in 'initializeState' to avoid null checks + var NodeConstructor; + var TokenConstructor; + var IdentifierConstructor; + var SourceFileConstructor; + var sourceFile; + var parseDiagnostics; + var syntaxCursor; + var currentToken; + var sourceText; + var nodeCount; + var identifiers; + var identifierCount; + var parsingContext; + // Flags that dictate what parsing context we're in. For example: + // Whether or not we are in strict parsing mode. All that changes in strict parsing mode is + // that some tokens that would be considered identifiers may be considered keywords. // - // NewExpression: - // new C.x -> not the same as (new C).x - // NumericLiteral - // 1.x -> not the same as (1).x + // When adding more parser context flags, consider which is the more common case that the + // flag will be in. This should be the 'false' state for that flag. The reason for this is + // that we don't store data in our nodes unless the value is in the *non-default* state. So, + // for example, more often than code 'allows-in' (or doesn't 'disallow-in'). We opt for + // 'disallow-in' set to 'false'. Otherwise, if we had 'allowsIn' set to 'true', then almost + // all nodes would need extra state on them to store this info. // - var emittedExpression = skipPartiallyEmittedExpressions(expression); - if (ts.isLeftHandSideExpression(emittedExpression) - && (emittedExpression.kind !== 180 /* NewExpression */ || emittedExpression.arguments) - && emittedExpression.kind !== 8 /* NumericLiteral */) { - return expression; + // Note: 'allowIn' and 'allowYield' track 1:1 with the [in] and [yield] concepts in the ES6 + // grammar specification. + // + // An important thing about these context concepts. By default they are effectively inherited + // while parsing through every grammar production. i.e. if you don't change them, then when + // you parse a sub-production, it will have the same context values as the parent production. + // This is great most of the time. After all, consider all the 'expression' grammar productions + // and how nearly all of them pass along the 'in' and 'yield' context values: + // + // EqualityExpression[In, Yield] : + // RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] == RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] != RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] === RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] !== RelationalExpression[?In, ?Yield] + // + // Where you have to be careful is then understanding what the points are in the grammar + // where the values are *not* passed along. For example: + // + // SingleNameBinding[Yield,GeneratorParameter] + // [+GeneratorParameter]BindingIdentifier[Yield] Initializer[In]opt + // [~GeneratorParameter]BindingIdentifier[?Yield]Initializer[In, ?Yield]opt + // + // Here this is saying that if the GeneratorParameter context flag is set, that we should + // explicitly set the 'yield' context flag to false before calling into the BindingIdentifier + // and we should explicitly unset the 'yield' context flag before calling into the Initializer. + // production. Conversely, if the GeneratorParameter context flag is not set, then we + // should leave the 'yield' context flag alone. + // + // Getting this all correct is tricky and requires careful reading of the grammar to + // understand when these values should be changed versus when they should be inherited. + // + // Note: it should not be necessary to save/restore these flags during speculative/lookahead + // parsing. These context flags are naturally stored and restored through normal recursive + // descent parsing and unwinding. + var contextFlags; + // Whether or not we've had a parse error since creating the last AST node. If we have + // encountered an error, it will be stored on the next AST node we create. Parse errors + // can be broken down into three categories: + // + // 1) An error that occurred during scanning. For example, an unterminated literal, or a + // character that was completely not understood. + // + // 2) A token was expected, but was not present. This type of error is commonly produced + // by the 'parseExpected' function. + // + // 3) A token was present that no parsing function was able to consume. This type of error + // only occurs in the 'abortParsingListOrMoveToNextToken' function when the parser + // decides to skip the token. + // + // In all of these cases, we want to mark the next node as having had an error before it. + // With this mark, we can know in incremental settings if this node can be reused, or if + // we have to reparse it. If we don't keep this information around, we may just reuse the + // node. in that event we would then not produce the same errors as we did before, causing + // significant confusion problems. + // + // Note: it is necessary that this value be saved/restored during speculative/lookahead + // parsing. During lookahead parsing, we will often create a node. That node will have + // this value attached, and then this value will be set back to 'false'. If we decide to + // rewind, we must get back to the same value we had prior to the lookahead. + // + // Note: any errors at the end of the file that do not precede a regular node, should get + // attached to the EOF token. + var parseErrorBeforeNextFinishedNode = false; + function parseSourceFile(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes, scriptKind) { + scriptKind = ts.ensureScriptKind(fileName, scriptKind); + initializeState(sourceText, languageVersion, syntaxCursor, scriptKind); + var result = parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind); + clearState(); + return result; } - return createParen(expression, /*location*/ expression); - } - ts.parenthesizeForAccess = parenthesizeForAccess; - function parenthesizePostfixOperand(operand) { - return ts.isLeftHandSideExpression(operand) - ? operand - : createParen(operand, /*location*/ operand); - } - ts.parenthesizePostfixOperand = parenthesizePostfixOperand; - function parenthesizePrefixOperand(operand) { - return ts.isUnaryExpression(operand) - ? operand - : createParen(operand, /*location*/ operand); - } - ts.parenthesizePrefixOperand = parenthesizePrefixOperand; - function parenthesizeListElements(elements) { - var result; - for (var i = 0; i < elements.length; i++) { - var element = parenthesizeExpressionForList(elements[i]); - if (result !== undefined || element !== elements[i]) { - if (result === undefined) { - result = elements.slice(0, i); - } - result.push(element); + Parser.parseSourceFile = parseSourceFile; + function parseIsolatedEntityName(content, languageVersion) { + initializeState(content, languageVersion, /*syntaxCursor*/ undefined, 1 /* JS */); + // Prime the scanner. + nextToken(); + var entityName = parseEntityName(/*allowReservedWords*/ true); + var isInvalid = token() === 1 /* EndOfFileToken */ && !parseDiagnostics.length; + clearState(); + return isInvalid ? entityName : undefined; + } + Parser.parseIsolatedEntityName = parseIsolatedEntityName; + function parseJsonText(fileName, sourceText) { + initializeState(sourceText, 2 /* ES2015 */, /*syntaxCursor*/ undefined, 6 /* JSON */); + // Set source file so that errors will be reported with this file name + sourceFile = createSourceFile(fileName, 2 /* ES2015 */, 6 /* JSON */); + var result = sourceFile; + // Prime the scanner. + nextToken(); + if (token() === 1 /* EndOfFileToken */) { + sourceFile.endOfFileToken = parseTokenNode(); + } + else if (token() === 17 /* OpenBraceToken */ || + lookAhead(function () { return token() === 9 /* StringLiteral */; })) { + result.jsonObject = parseObjectLiteralExpression(); + sourceFile.endOfFileToken = parseExpectedToken(1 /* EndOfFileToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics.Unexpected_token); + } + else { + parseExpected(17 /* OpenBraceToken */); } + sourceFile.parseDiagnostics = parseDiagnostics; + clearState(); + return result; } - if (result !== undefined) { - return createNodeArray(result, elements, elements.hasTrailingComma); + Parser.parseJsonText = parseJsonText; + function getLanguageVariant(scriptKind) { + // .tsx and .jsx files are treated as jsx language variant. + return scriptKind === 4 /* TSX */ || scriptKind === 2 /* JSX */ || scriptKind === 1 /* JS */ || scriptKind === 6 /* JSON */ ? 1 /* JSX */ : 0 /* Standard */; } - return elements; - } - function parenthesizeExpressionForList(expression) { - var emittedExpression = skipPartiallyEmittedExpressions(expression); - var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression); - var commaPrecedence = ts.getOperatorPrecedence(192 /* BinaryExpression */, 25 /* CommaToken */); - return expressionPrecedence > commaPrecedence - ? expression - : createParen(expression, /*location*/ expression); - } - ts.parenthesizeExpressionForList = parenthesizeExpressionForList; - function parenthesizeExpressionForExpressionStatement(expression) { - var emittedExpression = skipPartiallyEmittedExpressions(expression); - if (ts.isCallExpression(emittedExpression)) { - var callee = emittedExpression.expression; - var kind = skipPartiallyEmittedExpressions(callee).kind; - if (kind === 184 /* FunctionExpression */ || kind === 185 /* ArrowFunction */) { - var mutableCall = getMutableClone(emittedExpression); - mutableCall.expression = createParen(callee, /*location*/ callee); - return recreatePartiallyEmittedExpressions(expression, mutableCall); - } + function initializeState(_sourceText, languageVersion, _syntaxCursor, scriptKind) { + NodeConstructor = ts.objectAllocator.getNodeConstructor(); + TokenConstructor = ts.objectAllocator.getTokenConstructor(); + IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor(); + SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor(); + sourceText = _sourceText; + syntaxCursor = _syntaxCursor; + parseDiagnostics = []; + parsingContext = 0; + identifiers = ts.createMap(); + identifierCount = 0; + nodeCount = 0; + contextFlags = scriptKind === 1 /* JS */ || scriptKind === 2 /* JSX */ || scriptKind === 6 /* JSON */ ? 65536 /* JavaScriptFile */ : 0 /* None */; + parseErrorBeforeNextFinishedNode = false; + // Initialize and prime the scanner before parsing the source elements. + scanner.setText(sourceText); + scanner.setOnError(scanError); + scanner.setScriptTarget(languageVersion); + scanner.setLanguageVariant(getLanguageVariant(scriptKind)); } - else { - var leftmostExpressionKind = getLeftmostExpression(emittedExpression).kind; - if (leftmostExpressionKind === 176 /* ObjectLiteralExpression */ || leftmostExpressionKind === 184 /* FunctionExpression */) { - return createParen(expression, /*location*/ expression); - } + function clearState() { + // Clear out the text the scanner is pointing at, so it doesn't keep anything alive unnecessarily. + scanner.setText(""); + scanner.setOnError(undefined); + // Clear any data. We don't want to accidentally hold onto it for too long. + parseDiagnostics = undefined; + sourceFile = undefined; + identifiers = undefined; + syntaxCursor = undefined; + sourceText = undefined; } - return expression; - } - ts.parenthesizeExpressionForExpressionStatement = parenthesizeExpressionForExpressionStatement; - /** - * Clones a series of not-emitted expressions with a new inner expression. - * - * @param originalOuterExpression The original outer expression. - * @param newInnerExpression The new inner expression. - */ - function recreatePartiallyEmittedExpressions(originalOuterExpression, newInnerExpression) { - if (ts.isPartiallyEmittedExpression(originalOuterExpression)) { - var clone_1 = getMutableClone(originalOuterExpression); - clone_1.expression = recreatePartiallyEmittedExpressions(clone_1.expression, newInnerExpression); - return clone_1; + function parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind) { + sourceFile = createSourceFile(fileName, languageVersion, scriptKind); + sourceFile.flags = contextFlags; + // Prime the scanner. + nextToken(); + processReferenceComments(sourceFile); + sourceFile.statements = parseList(0 /* SourceElements */, parseStatement); + ts.Debug.assert(token() === 1 /* EndOfFileToken */); + sourceFile.endOfFileToken = addJSDocComment(parseTokenNode()); + setExternalModuleIndicator(sourceFile); + sourceFile.nodeCount = nodeCount; + sourceFile.identifierCount = identifierCount; + sourceFile.identifiers = identifiers; + sourceFile.parseDiagnostics = parseDiagnostics; + if (setParentNodes) { + fixupParentReferences(sourceFile); + } + return sourceFile; } - return newInnerExpression; - } - function getLeftmostExpression(node) { - while (true) { - switch (node.kind) { - case 191 /* PostfixUnaryExpression */: - node = node.operand; - continue; - case 192 /* BinaryExpression */: - node = node.left; - continue; - case 193 /* ConditionalExpression */: - node = node.condition; - continue; - case 179 /* CallExpression */: - case 178 /* ElementAccessExpression */: - case 177 /* PropertyAccessExpression */: - node = node.expression; - continue; - case 294 /* PartiallyEmittedExpression */: - node = node.expression; - continue; + function addJSDocComment(node) { + var comments = ts.getJSDocCommentRanges(node, sourceFile.text); + if (comments) { + for (var _i = 0, comments_2 = comments; _i < comments_2.length; _i++) { + var comment = comments_2[_i]; + var jsDoc = JSDocParser.parseJSDocComment(node, comment.pos, comment.end - comment.pos); + if (!jsDoc) { + continue; + } + if (!node.jsDoc) { + node.jsDoc = []; + } + node.jsDoc.push(jsDoc); + } } return node; } - } - function parenthesizeConciseBody(body) { - var emittedBody = skipPartiallyEmittedExpressions(body); - if (emittedBody.kind === 176 /* ObjectLiteralExpression */) { - return createParen(body, /*location*/ body); - } - return body; - } - ts.parenthesizeConciseBody = parenthesizeConciseBody; - var OuterExpressionKinds; - (function (OuterExpressionKinds) { - OuterExpressionKinds[OuterExpressionKinds["Parentheses"] = 1] = "Parentheses"; - OuterExpressionKinds[OuterExpressionKinds["Assertions"] = 2] = "Assertions"; - OuterExpressionKinds[OuterExpressionKinds["PartiallyEmittedExpressions"] = 4] = "PartiallyEmittedExpressions"; - OuterExpressionKinds[OuterExpressionKinds["All"] = 7] = "All"; - })(OuterExpressionKinds = ts.OuterExpressionKinds || (ts.OuterExpressionKinds = {})); - function skipOuterExpressions(node, kinds) { - if (kinds === void 0) { kinds = 7 /* All */; } - var previousNode; - do { - previousNode = node; - if (kinds & 1 /* Parentheses */) { - node = skipParentheses(node); + function fixupParentReferences(rootNode) { + // normally parent references are set during binding. However, for clients that only need + // a syntax tree, and no semantic features, then the binding process is an unnecessary + // overhead. This functions allows us to set all the parents, without all the expense of + // binding. + var parent = rootNode; + forEachChild(rootNode, visitNode); + return; + function visitNode(n) { + // walk down setting parents that differ from the parent we think it should be. This + // allows us to quickly bail out of setting parents for subtrees during incremental + // parsing + if (n.parent !== parent) { + n.parent = parent; + var saveParent = parent; + parent = n; + forEachChild(n, visitNode); + if (ts.hasJSDocNodes(n)) { + for (var _i = 0, _a = n.jsDoc; _i < _a.length; _i++) { + var jsDoc = _a[_i]; + jsDoc.parent = n; + parent = jsDoc; + forEachChild(jsDoc, visitNode); + } + } + parent = saveParent; + } } - if (kinds & 2 /* Assertions */) { - node = skipAssertions(node); + } + Parser.fixupParentReferences = fixupParentReferences; + function createSourceFile(fileName, languageVersion, scriptKind) { + // code from createNode is inlined here so createNode won't have to deal with special case of creating source files + // this is quite rare comparing to other nodes and createNode should be as fast as possible + var sourceFile = new SourceFileConstructor(265 /* SourceFile */, /*pos*/ 0, /* end */ sourceText.length); + nodeCount++; + sourceFile.text = sourceText; + sourceFile.bindDiagnostics = []; + sourceFile.languageVersion = languageVersion; + sourceFile.fileName = ts.normalizePath(fileName); + sourceFile.languageVariant = getLanguageVariant(scriptKind); + sourceFile.isDeclarationFile = ts.fileExtensionIs(sourceFile.fileName, ".d.ts" /* Dts */); + sourceFile.scriptKind = scriptKind; + return sourceFile; + } + function setContextFlag(val, flag) { + if (val) { + contextFlags |= flag; } - if (kinds & 4 /* PartiallyEmittedExpressions */) { - node = skipPartiallyEmittedExpressions(node); + else { + contextFlags &= ~flag; } - } while (previousNode !== node); - return node; - } - ts.skipOuterExpressions = skipOuterExpressions; - function skipParentheses(node) { - while (node.kind === 183 /* ParenthesizedExpression */) { - node = node.expression; } - return node; - } - ts.skipParentheses = skipParentheses; - function skipAssertions(node) { - while (ts.isAssertionExpression(node)) { - node = node.expression; + function setDisallowInContext(val) { + setContextFlag(val, 2048 /* DisallowInContext */); } - return node; - } - ts.skipAssertions = skipAssertions; - function skipPartiallyEmittedExpressions(node) { - while (node.kind === 294 /* PartiallyEmittedExpression */) { - node = node.expression; + function setYieldContext(val) { + setContextFlag(val, 4096 /* YieldContext */); } - return node; - } - ts.skipPartiallyEmittedExpressions = skipPartiallyEmittedExpressions; - function startOnNewLine(node) { - node.startsOnNewLine = true; - return node; - } - ts.startOnNewLine = startOnNewLine; - function setOriginalNode(node, original) { - node.original = original; - if (original) { - var emitNode = original.emitNode; - if (emitNode) - node.emitNode = mergeEmitNode(emitNode, node.emitNode); + function setDecoratorContext(val) { + setContextFlag(val, 8192 /* DecoratorContext */); } - return node; - } - ts.setOriginalNode = setOriginalNode; - function mergeEmitNode(sourceEmitNode, destEmitNode) { - var flags = sourceEmitNode.flags, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers; - if (!destEmitNode) - destEmitNode = {}; - if (flags) - destEmitNode.flags = flags; - if (commentRange) - destEmitNode.commentRange = commentRange; - if (sourceMapRange) - destEmitNode.sourceMapRange = sourceMapRange; - if (tokenSourceMapRanges) - destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges); - if (constantValue !== undefined) - destEmitNode.constantValue = constantValue; - if (helpers) - destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers); - return destEmitNode; - } - function mergeTokenSourceMapRanges(sourceRanges, destRanges) { - if (!destRanges) - destRanges = ts.createMap(); - ts.copyProperties(sourceRanges, destRanges); - return destRanges; - } - /** - * Clears any EmitNode entries from parse-tree nodes. - * @param sourceFile A source file. - */ - function disposeEmitNodes(sourceFile) { - // During transformation we may need to annotate a parse tree node with transient - // transformation properties. As parse tree nodes live longer than transformation - // nodes, we need to make sure we reclaim any memory allocated for custom ranges - // from these nodes to ensure we do not hold onto entire subtrees just for position - // information. We also need to reset these nodes to a pre-transformation state - // for incremental parsing scenarios so that we do not impact later emit. - sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile)); - var emitNode = sourceFile && sourceFile.emitNode; - var annotatedNodes = emitNode && emitNode.annotatedNodes; - if (annotatedNodes) { - for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) { - var node = annotatedNodes_1[_i]; - node.emitNode = undefined; - } + function setAwaitContext(val) { + setContextFlag(val, 16384 /* AwaitContext */); } - } - ts.disposeEmitNodes = disposeEmitNodes; - /** - * Associates a node with the current transformation, initializing - * various transient transformation properties. - * - * @param node The node. - */ - function getOrCreateEmitNode(node) { - if (!node.emitNode) { - if (ts.isParseTreeNode(node)) { - // To avoid holding onto transformation artifacts, we keep track of any - // parse tree node we are annotating. This allows us to clean them up after - // all transformations have completed. - if (node.kind === 261 /* SourceFile */) { - return node.emitNode = { annotatedNodes: [node] }; - } - var sourceFile = ts.getSourceFileOfNode(node); - getOrCreateEmitNode(sourceFile).annotatedNodes.push(node); + function doOutsideOfContext(context, func) { + // contextFlagsToClear will contain only the context flags that are + // currently set that we need to temporarily clear + // We don't just blindly reset to the previous flags to ensure + // that we do not mutate cached flags for the incremental + // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and + // HasAggregatedChildData). + var contextFlagsToClear = context & contextFlags; + if (contextFlagsToClear) { + // clear the requested context flags + setContextFlag(/*val*/ false, contextFlagsToClear); + var result = func(); + // restore the context flags we just cleared + setContextFlag(/*val*/ true, contextFlagsToClear); + return result; } - node.emitNode = {}; + // no need to do anything special as we are not in any of the requested contexts + return func(); } - return node.emitNode; - } - ts.getOrCreateEmitNode = getOrCreateEmitNode; - /** - * Gets flags that control emit behavior of a node. - * - * @param node The node. - */ - function getEmitFlags(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.flags; - } - ts.getEmitFlags = getEmitFlags; - /** - * Sets flags that control emit behavior of a node. - * - * @param node The node. - * @param emitFlags The NodeEmitFlags for the node. - */ - function setEmitFlags(node, emitFlags) { - getOrCreateEmitNode(node).flags = emitFlags; - return node; - } - ts.setEmitFlags = setEmitFlags; - /** - * Gets a custom text range to use when emitting source maps. - * - * @param node The node. - */ - function getSourceMapRange(node) { - var emitNode = node.emitNode; - return (emitNode && emitNode.sourceMapRange) || node; - } - ts.getSourceMapRange = getSourceMapRange; - /** - * Sets a custom text range to use when emitting source maps. - * - * @param node The node. - * @param range The text range. - */ - function setSourceMapRange(node, range) { - getOrCreateEmitNode(node).sourceMapRange = range; - return node; - } - ts.setSourceMapRange = setSourceMapRange; - /** - * Gets the TextRange to use for source maps for a token of a node. - * - * @param node The node. - * @param token The token. - */ - function getTokenSourceMapRange(node, token) { - var emitNode = node.emitNode; - var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges; - return tokenSourceMapRanges && tokenSourceMapRanges[token]; - } - ts.getTokenSourceMapRange = getTokenSourceMapRange; - /** - * Sets the TextRange to use for source maps for a token of a node. - * - * @param node The node. - * @param token The token. - * @param range The text range. - */ - function setTokenSourceMapRange(node, token, range) { - var emitNode = getOrCreateEmitNode(node); - var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = ts.createMap()); - tokenSourceMapRanges[token] = range; - return node; - } - ts.setTokenSourceMapRange = setTokenSourceMapRange; - /** - * Gets a custom text range to use when emitting comments. - * - * @param node The node. - */ - function getCommentRange(node) { - var emitNode = node.emitNode; - return (emitNode && emitNode.commentRange) || node; - } - ts.getCommentRange = getCommentRange; - /** - * Sets a custom text range to use when emitting comments. - */ - function setCommentRange(node, range) { - getOrCreateEmitNode(node).commentRange = range; - return node; - } - ts.setCommentRange = setCommentRange; - /** - * Gets the constant value to emit for an expression. - */ - function getConstantValue(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.constantValue; - } - ts.getConstantValue = getConstantValue; - /** - * Sets the constant value to emit for an expression. - */ - function setConstantValue(node, value) { - var emitNode = getOrCreateEmitNode(node); - emitNode.constantValue = value; - return node; - } - ts.setConstantValue = setConstantValue; - function getExternalHelpersModuleName(node) { - var parseNode = ts.getOriginalNode(node, ts.isSourceFile); - var emitNode = parseNode && parseNode.emitNode; - return emitNode && emitNode.externalHelpersModuleName; - } - ts.getExternalHelpersModuleName = getExternalHelpersModuleName; - function getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions) { - if (compilerOptions.importHelpers && (ts.isExternalModule(node) || compilerOptions.isolatedModules)) { - var externalHelpersModuleName = getExternalHelpersModuleName(node); - if (externalHelpersModuleName) { - return externalHelpersModuleName; - } - var helpers = getEmitHelpers(node); - if (helpers) { - for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) { - var helper = helpers_1[_i]; - if (!helper.scoped) { - var parseNode = ts.getOriginalNode(node, ts.isSourceFile); - var emitNode = getOrCreateEmitNode(parseNode); - return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = createUniqueName(ts.externalHelpersModuleNameText)); - } - } + function doInsideOfContext(context, func) { + // contextFlagsToSet will contain only the context flags that + // are not currently set that we need to temporarily enable. + // We don't just blindly reset to the previous flags to ensure + // that we do not mutate cached flags for the incremental + // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and + // HasAggregatedChildData). + var contextFlagsToSet = context & ~contextFlags; + if (contextFlagsToSet) { + // set the requested context flags + setContextFlag(/*val*/ true, contextFlagsToSet); + var result = func(); + // reset the context flags we just set + setContextFlag(/*val*/ false, contextFlagsToSet); + return result; } + // no need to do anything special as we are already in all of the requested contexts + return func(); } - } - ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded; - /** - * Adds an EmitHelper to a node. - */ - function addEmitHelper(node, helper) { - var emitNode = getOrCreateEmitNode(node); - emitNode.helpers = ts.append(emitNode.helpers, helper); - return node; - } - ts.addEmitHelper = addEmitHelper; - /** - * Adds an EmitHelper to a node. - */ - function addEmitHelpers(node, helpers) { - if (ts.some(helpers)) { - var emitNode = getOrCreateEmitNode(node); - for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) { - var helper = helpers_2[_i]; - if (!ts.contains(emitNode.helpers, helper)) { - emitNode.helpers = ts.append(emitNode.helpers, helper); - } - } + function allowInAnd(func) { + return doOutsideOfContext(2048 /* DisallowInContext */, func); } - return node; - } - ts.addEmitHelpers = addEmitHelpers; - /** - * Removes an EmitHelper from a node. - */ - function removeEmitHelper(node, helper) { - var emitNode = node.emitNode; - if (emitNode) { - var helpers = emitNode.helpers; - if (helpers) { - return ts.orderedRemoveItem(helpers, helper); - } + function disallowInAnd(func) { + return doInsideOfContext(2048 /* DisallowInContext */, func); } - return false; - } - ts.removeEmitHelper = removeEmitHelper; - /** - * Gets the EmitHelpers of a node. - */ - function getEmitHelpers(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.helpers; - } - ts.getEmitHelpers = getEmitHelpers; - /** - * Moves matching emit helpers from a source node to a target node. - */ - function moveEmitHelpers(source, target, predicate) { - var sourceEmitNode = source.emitNode; - var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers; - if (!ts.some(sourceEmitHelpers)) - return; - var targetEmitNode = getOrCreateEmitNode(target); - var helpersRemoved = 0; - for (var i = 0; i < sourceEmitHelpers.length; i++) { - var helper = sourceEmitHelpers[i]; - if (predicate(helper)) { - helpersRemoved++; - if (!ts.contains(targetEmitNode.helpers, helper)) { - targetEmitNode.helpers = ts.append(targetEmitNode.helpers, helper); - } - } - else if (helpersRemoved > 0) { - sourceEmitHelpers[i - helpersRemoved] = helper; - } + function doInYieldContext(func) { + return doInsideOfContext(4096 /* YieldContext */, func); } - if (helpersRemoved > 0) { - sourceEmitHelpers.length -= helpersRemoved; + function doInDecoratorContext(func) { + return doInsideOfContext(8192 /* DecoratorContext */, func); } - } - ts.moveEmitHelpers = moveEmitHelpers; - function compareEmitHelpers(x, y) { - if (x === y) - return 0 /* EqualTo */; - if (x.priority === y.priority) - return 0 /* EqualTo */; - if (x.priority === undefined) - return 1 /* GreaterThan */; - if (y.priority === undefined) - return -1 /* LessThan */; - return ts.compareValues(x.priority, y.priority); - } - ts.compareEmitHelpers = compareEmitHelpers; - function setTextRange(node, location) { - if (location) { - node.pos = location.pos; - node.end = location.end; + function doInAwaitContext(func) { + return doInsideOfContext(16384 /* AwaitContext */, func); } - return node; - } - ts.setTextRange = setTextRange; - function setNodeFlags(node, flags) { - node.flags = flags; - return node; - } - ts.setNodeFlags = setNodeFlags; - function setMultiLine(node, multiLine) { - node.multiLine = multiLine; - return node; - } - ts.setMultiLine = setMultiLine; - function setHasTrailingComma(nodes, hasTrailingComma) { - nodes.hasTrailingComma = hasTrailingComma; - return nodes; - } - ts.setHasTrailingComma = setHasTrailingComma; - /** - * Get the name of that target module from an import or export declaration - */ - function getLocalNameForExternalImport(node, sourceFile) { - var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); - if (namespaceDeclaration && !ts.isDefaultImport(node)) { - var name_9 = namespaceDeclaration.name; - return ts.isGeneratedIdentifier(name_9) ? name_9 : createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, namespaceDeclaration.name)); + function doOutsideOfAwaitContext(func) { + return doOutsideOfContext(16384 /* AwaitContext */, func); } - if (node.kind === 235 /* ImportDeclaration */ && node.importClause) { - return getGeneratedNameForNode(node); + function doInYieldAndAwaitContext(func) { + return doInsideOfContext(4096 /* YieldContext */ | 16384 /* AwaitContext */, func); } - if (node.kind === 241 /* ExportDeclaration */ && node.moduleSpecifier) { - return getGeneratedNameForNode(node); + function inContext(flags) { + return (contextFlags & flags) !== 0; } - return undefined; - } - ts.getLocalNameForExternalImport = getLocalNameForExternalImport; - /** - * Get the name of a target module from an import/export declaration as should be written in the emitted output. - * The emitted output name can be different from the input if: - * 1. The module has a /// - * 2. --out or --outFile is used, making the name relative to the rootDir - * 3- The containing SourceFile has an entry in renamedDependencies for the import as requested by some module loaders (e.g. System). - * Otherwise, a new StringLiteral node representing the module name will be returned. - */ - function getExternalModuleNameLiteral(importNode, sourceFile, host, resolver, compilerOptions) { - var moduleName = ts.getExternalModuleName(importNode); - if (moduleName.kind === 9 /* StringLiteral */) { - return tryGetModuleNameFromDeclaration(importNode, host, resolver, compilerOptions) - || tryRenameExternalModule(moduleName, sourceFile) - || getSynthesizedClone(moduleName); + function inYieldContext() { + return inContext(4096 /* YieldContext */); } - return undefined; - } - ts.getExternalModuleNameLiteral = getExternalModuleNameLiteral; - /** - * Some bundlers (SystemJS builder) sometimes want to rename dependencies. - * Here we check if alternative name was provided for a given moduleName and return it if possible. - */ - function tryRenameExternalModule(moduleName, sourceFile) { - if (sourceFile.renamedDependencies && ts.hasProperty(sourceFile.renamedDependencies, moduleName.text)) { - return createLiteral(sourceFile.renamedDependencies[moduleName.text]); + function inDisallowInContext() { + return inContext(2048 /* DisallowInContext */); } - return undefined; - } - /** - * Get the name of a module as should be written in the emitted output. - * The emitted output name can be different from the input if: - * 1. The module has a /// - * 2. --out or --outFile is used, making the name relative to the rootDir - * Otherwise, a new StringLiteral node representing the module name will be returned. - */ - function tryGetModuleNameFromFile(file, host, options) { - if (!file) { - return undefined; + function inDecoratorContext() { + return inContext(8192 /* DecoratorContext */); } - if (file.moduleName) { - return createLiteral(file.moduleName); + function inAwaitContext() { + return inContext(16384 /* AwaitContext */); } - if (!ts.isDeclarationFile(file) && (options.out || options.outFile)) { - return createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName)); + function parseErrorAtCurrentToken(message, arg0) { + var start = scanner.getTokenPos(); + var length = scanner.getTextPos() - start; + parseErrorAtPosition(start, length, message, arg0); } - return undefined; - } - ts.tryGetModuleNameFromFile = tryGetModuleNameFromFile; - function tryGetModuleNameFromDeclaration(declaration, host, resolver, compilerOptions) { - return tryGetModuleNameFromFile(resolver.getExternalModuleFileFromDeclaration(declaration), host, compilerOptions); - } - /** - * Gets the initializer of an BindingOrAssignmentElement. - */ - function getInitializerOfBindingOrAssignmentElement(bindingElement) { - if (ts.isDeclarationBindingElement(bindingElement)) { - // `1` in `let { a = 1 } = ...` - // `1` in `let { a: b = 1 } = ...` - // `1` in `let { a: {b} = 1 } = ...` - // `1` in `let { a: [b] = 1 } = ...` - // `1` in `let [a = 1] = ...` - // `1` in `let [{a} = 1] = ...` - // `1` in `let [[a] = 1] = ...` - return bindingElement.initializer; + function parseErrorAtPosition(start, length, message, arg0) { + // Don't report another error if it would just be at the same position as the last error. + var lastError = ts.lastOrUndefined(parseDiagnostics); + if (!lastError || start !== lastError.start) { + parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, start, length, message, arg0)); + } + // Mark that we've encountered an error. We'll set an appropriate bit on the next + // node we finish so that it can't be reused incrementally. + parseErrorBeforeNextFinishedNode = true; } - if (ts.isPropertyAssignment(bindingElement)) { - // `1` in `({ a: b = 1 } = ...)` - // `1` in `({ a: {b} = 1 } = ...)` - // `1` in `({ a: [b] = 1 } = ...)` - return ts.isAssignmentExpression(bindingElement.initializer, /*excludeCompoundAssignment*/ true) - ? bindingElement.initializer.right - : undefined; + function scanError(message, length) { + var pos = scanner.getTextPos(); + parseErrorAtPosition(pos, length || 0, message); } - if (ts.isShorthandPropertyAssignment(bindingElement)) { - // `1` in `({ a = 1 } = ...)` - return bindingElement.objectAssignmentInitializer; + function getNodePos() { + return scanner.getStartPos(); } - if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { - // `1` in `[a = 1] = ...` - // `1` in `[{a} = 1] = ...` - // `1` in `[[a] = 1] = ...` - return bindingElement.right; + // Use this function to access the current token instead of reading the currentToken + // variable. Since function results aren't narrowed in control flow analysis, this ensures + // that the type checker doesn't make wrong assumptions about the type of the current + // token (e.g. a call to nextToken() changes the current token but the checker doesn't + // reason about this side effect). Mainstream VMs inline simple functions like this, so + // there is no performance penalty. + function token() { + return currentToken; } - if (ts.isSpreadExpression(bindingElement)) { - // Recovery consistent with existing emit. - return getInitializerOfBindingOrAssignmentElement(bindingElement.expression); + function nextToken() { + return currentToken = scanner.scan(); } - } - ts.getInitializerOfBindingOrAssignmentElement = getInitializerOfBindingOrAssignmentElement; - /** - * Gets the name of an BindingOrAssignmentElement. - */ - function getTargetOfBindingOrAssignmentElement(bindingElement) { - if (ts.isDeclarationBindingElement(bindingElement)) { - // `a` in `let { a } = ...` - // `a` in `let { a = 1 } = ...` - // `b` in `let { a: b } = ...` - // `b` in `let { a: b = 1 } = ...` - // `a` in `let { ...a } = ...` - // `{b}` in `let { a: {b} } = ...` - // `{b}` in `let { a: {b} = 1 } = ...` - // `[b]` in `let { a: [b] } = ...` - // `[b]` in `let { a: [b] = 1 } = ...` - // `a` in `let [a] = ...` - // `a` in `let [a = 1] = ...` - // `a` in `let [...a] = ...` - // `{a}` in `let [{a}] = ...` - // `{a}` in `let [{a} = 1] = ...` - // `[a]` in `let [[a]] = ...` - // `[a]` in `let [[a] = 1] = ...` - return bindingElement.name; + function reScanGreaterToken() { + return currentToken = scanner.reScanGreaterToken(); } - if (ts.isObjectLiteralElementLike(bindingElement)) { - switch (bindingElement.kind) { - case 257 /* PropertyAssignment */: - // `b` in `({ a: b } = ...)` - // `b` in `({ a: b = 1 } = ...)` - // `{b}` in `({ a: {b} } = ...)` - // `{b}` in `({ a: {b} = 1 } = ...)` - // `[b]` in `({ a: [b] } = ...)` - // `[b]` in `({ a: [b] = 1 } = ...)` - // `b.c` in `({ a: b.c } = ...)` - // `b.c` in `({ a: b.c = 1 } = ...)` - // `b[0]` in `({ a: b[0] } = ...)` - // `b[0]` in `({ a: b[0] = 1 } = ...)` - return getTargetOfBindingOrAssignmentElement(bindingElement.initializer); - case 258 /* ShorthandPropertyAssignment */: - // `a` in `({ a } = ...)` - // `a` in `({ a = 1 } = ...)` - return bindingElement.name; - case 259 /* SpreadAssignment */: - // `a` in `({ ...a } = ...)` - return getTargetOfBindingOrAssignmentElement(bindingElement.expression); - } - // no target - return undefined; + function reScanSlashToken() { + return currentToken = scanner.reScanSlashToken(); } - if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { - // `a` in `[a = 1] = ...` - // `{a}` in `[{a} = 1] = ...` - // `[a]` in `[[a] = 1] = ...` - // `a.b` in `[a.b = 1] = ...` - // `a[0]` in `[a[0] = 1] = ...` - return getTargetOfBindingOrAssignmentElement(bindingElement.left); + function reScanTemplateToken() { + return currentToken = scanner.reScanTemplateToken(); } - if (ts.isSpreadExpression(bindingElement)) { - // `a` in `[...a] = ...` - return getTargetOfBindingOrAssignmentElement(bindingElement.expression); + function scanJsxIdentifier() { + return currentToken = scanner.scanJsxIdentifier(); } - // `a` in `[a] = ...` - // `{a}` in `[{a}] = ...` - // `[a]` in `[[a]] = ...` - // `a.b` in `[a.b] = ...` - // `a[0]` in `[a[0]] = ...` - return bindingElement; - } - ts.getTargetOfBindingOrAssignmentElement = getTargetOfBindingOrAssignmentElement; - /** - * Determines whether an BindingOrAssignmentElement is a rest element. - */ - function getRestIndicatorOfBindingOrAssignmentElement(bindingElement) { - switch (bindingElement.kind) { - case 144 /* Parameter */: - case 174 /* BindingElement */: - // `...` in `let [...a] = ...` - return bindingElement.dotDotDotToken; - case 196 /* SpreadElement */: - case 259 /* SpreadAssignment */: - // `...` in `[...a] = ...` - return bindingElement; + function scanJsxText() { + return currentToken = scanner.scanJsxToken(); } - return undefined; - } - ts.getRestIndicatorOfBindingOrAssignmentElement = getRestIndicatorOfBindingOrAssignmentElement; - /** - * Gets the property name of a BindingOrAssignmentElement - */ - function getPropertyNameOfBindingOrAssignmentElement(bindingElement) { - switch (bindingElement.kind) { - case 174 /* BindingElement */: - // `a` in `let { a: b } = ...` - // `[a]` in `let { [a]: b } = ...` - // `"a"` in `let { "a": b } = ...` - // `1` in `let { 1: b } = ...` - if (bindingElement.propertyName) { - var propertyName = bindingElement.propertyName; - return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) - ? propertyName.expression - : propertyName; - } - break; - case 257 /* PropertyAssignment */: - // `a` in `({ a: b } = ...)` - // `[a]` in `({ [a]: b } = ...)` - // `"a"` in `({ "a": b } = ...)` - // `1` in `({ 1: b } = ...)` - if (bindingElement.name) { - var propertyName = bindingElement.name; - return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) - ? propertyName.expression - : propertyName; - } - break; - case 259 /* SpreadAssignment */: - // `a` in `({ ...a } = ...)` - return bindingElement.name; + function scanJsxAttributeValue() { + return currentToken = scanner.scanJsxAttributeValue(); } - var target = getTargetOfBindingOrAssignmentElement(bindingElement); - if (target && ts.isPropertyName(target)) { - return ts.isComputedPropertyName(target) && ts.isStringOrNumericLiteral(target.expression) - ? target.expression - : target; + function speculationHelper(callback, isLookAhead) { + // Keep track of the state we'll need to rollback to if lookahead fails (or if the + // caller asked us to always reset our state). + var saveToken = currentToken; + var saveParseDiagnosticsLength = parseDiagnostics.length; + var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode; + // Note: it is not actually necessary to save/restore the context flags here. That's + // because the saving/restoring of these flags happens naturally through the recursive + // descent nature of our parser. However, we still store this here just so we can + // assert that invariant holds. + var saveContextFlags = contextFlags; + // If we're only looking ahead, then tell the scanner to only lookahead as well. + // Otherwise, if we're actually speculatively parsing, then tell the scanner to do the + // same. + var result = isLookAhead + ? scanner.lookAhead(callback) + : scanner.tryScan(callback); + ts.Debug.assert(saveContextFlags === contextFlags); + // If our callback returned something 'falsy' or we're just looking ahead, + // then unconditionally restore us to where we were. + if (!result || isLookAhead) { + currentToken = saveToken; + parseDiagnostics.length = saveParseDiagnosticsLength; + parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode; + } + return result; } - ts.Debug.fail("Invalid property name for binding element."); - } - ts.getPropertyNameOfBindingOrAssignmentElement = getPropertyNameOfBindingOrAssignmentElement; - /** - * Gets the elements of a BindingOrAssignmentPattern - */ - function getElementsOfBindingOrAssignmentPattern(name) { - switch (name.kind) { - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: - // `a` in `{a}` - // `a` in `[a]` - return name.elements; - case 176 /* ObjectLiteralExpression */: - // `a` in `{a}` - return name.properties; + /** Invokes the provided callback then unconditionally restores the parser to the state it + * was in immediately prior to invoking the callback. The result of invoking the callback + * is returned from this function. + */ + function lookAhead(callback) { + return speculationHelper(callback, /*isLookAhead*/ true); } - } - ts.getElementsOfBindingOrAssignmentPattern = getElementsOfBindingOrAssignmentPattern; - function convertToArrayAssignmentElement(element) { - if (ts.isBindingElement(element)) { - if (element.dotDotDotToken) { - ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createSpread(element.name, element), element); - } - var expression = convertToAssignmentElementTarget(element.name); - return element.initializer ? setOriginalNode(createAssignment(expression, element.initializer, element), element) : expression; + /** Invokes the provided callback. If the callback returns something falsy, then it restores + * the parser to the state it was in immediately prior to invoking the callback. If the + * callback returns something truthy, then the parser state is not rolled back. The result + * of invoking the callback is returned from this function. + */ + function tryParse(callback) { + return speculationHelper(callback, /*isLookAhead*/ false); } - ts.Debug.assertNode(element, ts.isExpression); - return element; - } - ts.convertToArrayAssignmentElement = convertToArrayAssignmentElement; - function convertToObjectAssignmentElement(element) { - if (ts.isBindingElement(element)) { - if (element.dotDotDotToken) { - ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createSpreadAssignment(element.name, element), element); + // Ignore strict mode flag because we will report an error in type checker instead. + function isIdentifier() { + if (token() === 71 /* Identifier */) { + return true; } - if (element.propertyName) { - var expression = convertToAssignmentElementTarget(element.name); - return setOriginalNode(createPropertyAssignment(element.propertyName, element.initializer ? createAssignment(expression, element.initializer) : expression, element), element); + // If we have a 'yield' keyword, and we're in the [yield] context, then 'yield' is + // considered a keyword and is not an identifier. + if (token() === 116 /* YieldKeyword */ && inYieldContext()) { + return false; } - ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createShorthandPropertyAssignment(element.name, element.initializer, element), element); + // If we have a 'await' keyword, and we're in the [Await] context, then 'await' is + // considered a keyword and is not an identifier. + if (token() === 121 /* AwaitKeyword */ && inAwaitContext()) { + return false; + } + return token() > 107 /* LastReservedWord */; } - ts.Debug.assertNode(element, ts.isObjectLiteralElementLike); - return element; - } - ts.convertToObjectAssignmentElement = convertToObjectAssignmentElement; - function convertToAssignmentPattern(node) { - switch (node.kind) { - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: - return convertToArrayAssignmentPattern(node); - case 172 /* ObjectBindingPattern */: - case 176 /* ObjectLiteralExpression */: - return convertToObjectAssignmentPattern(node); + function parseExpected(kind, diagnosticMessage, shouldAdvance) { + if (shouldAdvance === void 0) { shouldAdvance = true; } + if (token() === kind) { + if (shouldAdvance) { + nextToken(); + } + return true; + } + // Report specific message if provided with one. Otherwise, report generic fallback message. + if (diagnosticMessage) { + parseErrorAtCurrentToken(diagnosticMessage); + } + else { + parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(kind)); + } + return false; } - } - ts.convertToAssignmentPattern = convertToAssignmentPattern; - function convertToObjectAssignmentPattern(node) { - if (ts.isObjectBindingPattern(node)) { - return setOriginalNode(createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement), node), node); + function parseOptional(t) { + if (token() === t) { + nextToken(); + return true; + } + return false; } - ts.Debug.assertNode(node, ts.isObjectLiteralExpression); - return node; - } - ts.convertToObjectAssignmentPattern = convertToObjectAssignmentPattern; - function convertToArrayAssignmentPattern(node) { - if (ts.isArrayBindingPattern(node)) { - return setOriginalNode(createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement), node), node); + function parseOptionalToken(t) { + if (token() === t) { + return parseTokenNode(); + } + return undefined; } - ts.Debug.assertNode(node, ts.isArrayLiteralExpression); - return node; - } - ts.convertToArrayAssignmentPattern = convertToArrayAssignmentPattern; - function convertToAssignmentElementTarget(node) { - if (ts.isBindingPattern(node)) { - return convertToAssignmentPattern(node); + function parseExpectedToken(t, reportAtCurrentPosition, diagnosticMessage, arg0) { + return parseOptionalToken(t) || + createMissingNode(t, reportAtCurrentPosition, diagnosticMessage, arg0); } - ts.Debug.assertNode(node, ts.isExpression); - return node; - } - ts.convertToAssignmentElementTarget = convertToAssignmentElementTarget; - function collectExternalModuleInfo(sourceFile, resolver, compilerOptions) { - var externalImports = []; - var exportSpecifiers = ts.createMap(); - var exportedBindings = ts.createMap(); - var uniqueExports = ts.createMap(); - var exportedNames; - var hasExportDefault = false; - var exportEquals = undefined; - var hasExportStarsToExportValues = false; - var externalHelpersModuleName = getOrCreateExternalHelpersModuleNameIfNeeded(sourceFile, compilerOptions); - var externalHelpersImportDeclaration = externalHelpersModuleName && createImportDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, createImportClause(/*name*/ undefined, createNamespaceImport(externalHelpersModuleName)), createLiteral(ts.externalHelpersModuleNameText)); - if (externalHelpersImportDeclaration) { - externalImports.push(externalHelpersImportDeclaration); + function parseTokenNode() { + var node = createNode(token()); + nextToken(); + return finishNode(node); } - for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { - var node = _a[_i]; - switch (node.kind) { - case 235 /* ImportDeclaration */: - // import "mod" - // import x from "mod" - // import * as x from "mod" - // import { x, y } from "mod" - externalImports.push(node); - break; - case 234 /* ImportEqualsDeclaration */: - if (node.moduleReference.kind === 245 /* ExternalModuleReference */) { - // import x = require("mod") - externalImports.push(node); - } - break; - case 241 /* ExportDeclaration */: - if (node.moduleSpecifier) { - if (!node.exportClause) { - // export * from "mod" - externalImports.push(node); - hasExportStarsToExportValues = true; - } - else { - // export { x, y } from "mod" - externalImports.push(node); - } - } - else { - // export { x, y } - for (var _b = 0, _c = node.exportClause.elements; _b < _c.length; _b++) { - var specifier = _c[_b]; - if (!uniqueExports[specifier.name.text]) { - var name_10 = specifier.propertyName || specifier.name; - ts.multiMapAdd(exportSpecifiers, name_10.text, specifier); - var decl = resolver.getReferencedImportDeclaration(name_10) - || resolver.getReferencedValueDeclaration(name_10); - if (decl) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(decl), specifier.name); - } - uniqueExports[specifier.name.text] = true; - exportedNames = ts.append(exportedNames, specifier.name); - } - } - } - break; - case 240 /* ExportAssignment */: - if (node.isExportEquals && !exportEquals) { - // export = x - exportEquals = node; - } - break; - case 205 /* VariableStatement */: - if (ts.hasModifier(node, 1 /* Export */)) { - for (var _d = 0, _e = node.declarationList.declarations; _d < _e.length; _d++) { - var decl = _e[_d]; - exportedNames = collectExportedVariableInfo(decl, uniqueExports, exportedNames); - } - } - break; - case 225 /* FunctionDeclaration */: - if (ts.hasModifier(node, 1 /* Export */)) { - if (ts.hasModifier(node, 512 /* Default */)) { - // export default function() { } - if (!hasExportDefault) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); - hasExportDefault = true; - } - } - else { - // export function x() { } - var name_11 = node.name; - if (!uniqueExports[name_11.text]) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), name_11); - uniqueExports[name_11.text] = true; - exportedNames = ts.append(exportedNames, name_11); - } - } - } - break; - case 226 /* ClassDeclaration */: - if (ts.hasModifier(node, 1 /* Export */)) { - if (ts.hasModifier(node, 512 /* Default */)) { - // export default class { } - if (!hasExportDefault) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); - hasExportDefault = true; - } - } - else { - // export class x { } - var name_12 = node.name; - if (!uniqueExports[name_12.text]) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), name_12); - uniqueExports[name_12.text] = true; - exportedNames = ts.append(exportedNames, name_12); - } - } - } - break; + function canParseSemicolon() { + // If there's a real semicolon, then we can always parse it out. + if (token() === 25 /* SemicolonToken */) { + return true; } + // We can parse out an optional semicolon in ASI cases in the following cases. + return token() === 18 /* CloseBraceToken */ || token() === 1 /* EndOfFileToken */ || scanner.hasPrecedingLineBreak(); } - return { externalImports: externalImports, exportSpecifiers: exportSpecifiers, exportEquals: exportEquals, hasExportStarsToExportValues: hasExportStarsToExportValues, exportedBindings: exportedBindings, exportedNames: exportedNames, externalHelpersImportDeclaration: externalHelpersImportDeclaration }; - } - ts.collectExternalModuleInfo = collectExternalModuleInfo; - function collectExportedVariableInfo(decl, uniqueExports, exportedNames) { - if (ts.isBindingPattern(decl.name)) { - for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - exportedNames = collectExportedVariableInfo(element, uniqueExports, exportedNames); + function parseSemicolon() { + if (canParseSemicolon()) { + if (token() === 25 /* SemicolonToken */) { + // consume the semicolon if it was explicitly provided. + nextToken(); } + return true; } - } - else if (!ts.isGeneratedIdentifier(decl.name)) { - if (!uniqueExports[decl.name.text]) { - uniqueExports[decl.name.text] = true; - exportedNames = ts.append(exportedNames, decl.name); + else { + return parseExpected(25 /* SemicolonToken */); } } - return exportedNames; - } -})(ts || (ts = {})); -/// -/// -/// -var ts; -(function (ts) { - var NodeConstructor; - var TokenConstructor; - var IdentifierConstructor; - var SourceFileConstructor; - function createNode(kind, pos, end) { - if (kind === 261 /* SourceFile */) { - return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, pos, end); + // note: this function creates only node + function createNode(kind, pos) { + nodeCount++; + if (!(pos >= 0)) { + pos = scanner.getStartPos(); + } + return ts.isNodeKind(kind) ? new NodeConstructor(kind, pos, pos) : + kind === 71 /* Identifier */ ? new IdentifierConstructor(kind, pos, pos) : + new TokenConstructor(kind, pos, pos); } - else if (kind === 70 /* Identifier */) { - return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, pos, end); + function createNodeArray(elements, pos, end) { + // Since the element list of a node array is typically created by starting with an empty array and + // repeatedly calling push(), the list may not have the optimal memory layout. We invoke slice() for + // small arrays (1 to 4 elements) to give the VM a chance to allocate an optimal representation. + var length = elements.length; + var array = (length >= 1 && length <= 4 ? elements.slice() : elements); + array.pos = pos; + array.end = end === undefined ? scanner.getStartPos() : end; + return array; } - else if (kind < 141 /* FirstNode */) { - return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, pos, end); + function finishNode(node, end) { + node.end = end === undefined ? scanner.getStartPos() : end; + if (contextFlags) { + node.flags |= contextFlags; + } + // Keep track on the node if we encountered an error while parsing it. If we did, then + // we cannot reuse the node incrementally. Once we've marked this node, clear out the + // flag so that we don't mark any subsequent nodes. + if (parseErrorBeforeNextFinishedNode) { + parseErrorBeforeNextFinishedNode = false; + node.flags |= 32768 /* ThisNodeHasError */; + } + return node; } - else { - return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, pos, end); - } - } - ts.createNode = createNode; - function visitNode(cbNode, node) { - if (node) { - return cbNode(node); + function createMissingNode(kind, reportAtCurrentPosition, diagnosticMessage, arg0) { + if (reportAtCurrentPosition) { + parseErrorAtPosition(scanner.getStartPos(), 0, diagnosticMessage, arg0); + } + else { + parseErrorAtCurrentToken(diagnosticMessage, arg0); + } + var result = createNode(kind, scanner.getStartPos()); + if (kind === 71 /* Identifier */) { + result.escapedText = ""; + } + else if (ts.isLiteralKind(kind) || ts.isTemplateLiteralKind(kind)) { + result.text = ""; + } + return finishNode(result); } - } - function visitNodeArray(cbNodes, nodes) { - if (nodes) { - return cbNodes(nodes); + function internIdentifier(text) { + var identifier = identifiers.get(text); + if (identifier === undefined) { + identifiers.set(text, identifier = text); + } + return identifier; } - } - function visitEachNode(cbNode, nodes) { - if (nodes) { - for (var _i = 0, nodes_1 = nodes; _i < nodes_1.length; _i++) { - var node = nodes_1[_i]; - var result = cbNode(node); - if (result) { - return result; + // An identifier that starts with two underscores has an extra underscore character prepended to it to avoid issues + // with magic property names like '__proto__'. The 'identifiers' object is used to share a single string instance for + // each identifier in order to reduce memory consumption. + function createIdentifier(isIdentifier, diagnosticMessage) { + identifierCount++; + if (isIdentifier) { + var node = createNode(71 /* Identifier */); + // Store original token kind if it is not just an Identifier so we can report appropriate error later in type checker + if (token() !== 71 /* Identifier */) { + node.originalKeywordKind = token(); } + node.escapedText = ts.escapeLeadingUnderscores(internIdentifier(scanner.getTokenValue())); + nextToken(); + return finishNode(node); } + // Only for end of file because the error gets reported incorrectly on embedded script tags. + var reportAtCurrentPosition = token() === 1 /* EndOfFileToken */; + return createMissingNode(71 /* Identifier */, reportAtCurrentPosition, diagnosticMessage || ts.Diagnostics.Identifier_expected); } - } - // Invokes a callback for each child of the given node. The 'cbNode' callback is invoked for all child nodes - // stored in properties. If a 'cbNodes' callback is specified, it is invoked for embedded arrays; otherwise, - // embedded arrays are flattened and the 'cbNode' callback is invoked for each element. If a callback returns - // a truthy value, iteration stops and that value is returned. Otherwise, undefined is returned. - function forEachChild(node, cbNode, cbNodeArray) { - if (!node) { - return; - } - // The visitXXX functions could be written as local functions that close over the cbNode and cbNodeArray - // callback parameters, but that causes a closure allocation for each invocation with noticeable effects - // on performance. - var visitNodes = cbNodeArray ? visitNodeArray : visitEachNode; - var cbNodes = cbNodeArray || cbNode; - switch (node.kind) { - case 141 /* QualifiedName */: - return visitNode(cbNode, node.left) || - visitNode(cbNode, node.right); - case 143 /* TypeParameter */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.constraint) || - visitNode(cbNode, node.expression); - case 258 /* ShorthandPropertyAssignment */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.equalsToken) || - visitNode(cbNode, node.objectAssignmentInitializer); - case 259 /* SpreadAssignment */: - return visitNode(cbNode, node.expression); - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 257 /* PropertyAssignment */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.propertyName) || - visitNode(cbNode, node.dotDotDotToken) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.type) || - visitNode(cbNode, node.initializer); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.parameters) || - visitNode(cbNode, node.type); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.asteriskToken) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.questionToken) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.parameters) || - visitNode(cbNode, node.type) || - visitNode(cbNode, node.equalsGreaterThanToken) || - visitNode(cbNode, node.body); - case 157 /* TypeReference */: - return visitNode(cbNode, node.typeName) || - visitNodes(cbNodes, node.typeArguments); - case 156 /* TypePredicate */: - return visitNode(cbNode, node.parameterName) || - visitNode(cbNode, node.type); - case 160 /* TypeQuery */: - return visitNode(cbNode, node.exprName); - case 161 /* TypeLiteral */: - return visitNodes(cbNodes, node.members); - case 162 /* ArrayType */: - return visitNode(cbNode, node.elementType); - case 163 /* TupleType */: - return visitNodes(cbNodes, node.elementTypes); - case 164 /* UnionType */: - case 165 /* IntersectionType */: - return visitNodes(cbNodes, node.types); - case 166 /* ParenthesizedType */: - case 168 /* TypeOperator */: - return visitNode(cbNode, node.type); - case 169 /* IndexedAccessType */: - return visitNode(cbNode, node.objectType) || - visitNode(cbNode, node.indexType); - case 170 /* MappedType */: - return visitNode(cbNode, node.readonlyToken) || - visitNode(cbNode, node.typeParameter) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.type); - case 171 /* LiteralType */: - return visitNode(cbNode, node.literal); - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - return visitNodes(cbNodes, node.elements); - case 175 /* ArrayLiteralExpression */: - return visitNodes(cbNodes, node.elements); - case 176 /* ObjectLiteralExpression */: - return visitNodes(cbNodes, node.properties); - case 177 /* PropertyAccessExpression */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.name); - case 178 /* ElementAccessExpression */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.argumentExpression); - case 179 /* CallExpression */: - case 180 /* NewExpression */: - return visitNode(cbNode, node.expression) || - visitNodes(cbNodes, node.typeArguments) || - visitNodes(cbNodes, node.arguments); - case 181 /* TaggedTemplateExpression */: - return visitNode(cbNode, node.tag) || - visitNode(cbNode, node.template); - case 182 /* TypeAssertionExpression */: - return visitNode(cbNode, node.type) || - visitNode(cbNode, node.expression); - case 183 /* ParenthesizedExpression */: - return visitNode(cbNode, node.expression); - case 186 /* DeleteExpression */: - return visitNode(cbNode, node.expression); - case 187 /* TypeOfExpression */: - return visitNode(cbNode, node.expression); - case 188 /* VoidExpression */: - return visitNode(cbNode, node.expression); - case 190 /* PrefixUnaryExpression */: - return visitNode(cbNode, node.operand); - case 195 /* YieldExpression */: - return visitNode(cbNode, node.asteriskToken) || - visitNode(cbNode, node.expression); - case 189 /* AwaitExpression */: - return visitNode(cbNode, node.expression); - case 191 /* PostfixUnaryExpression */: - return visitNode(cbNode, node.operand); - case 192 /* BinaryExpression */: - return visitNode(cbNode, node.left) || - visitNode(cbNode, node.operatorToken) || - visitNode(cbNode, node.right); - case 200 /* AsExpression */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.type); - case 201 /* NonNullExpression */: - return visitNode(cbNode, node.expression); - case 193 /* ConditionalExpression */: - return visitNode(cbNode, node.condition) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.whenTrue) || - visitNode(cbNode, node.colonToken) || - visitNode(cbNode, node.whenFalse); - case 196 /* SpreadElement */: - return visitNode(cbNode, node.expression); - case 204 /* Block */: - case 231 /* ModuleBlock */: - return visitNodes(cbNodes, node.statements); - case 261 /* SourceFile */: - return visitNodes(cbNodes, node.statements) || - visitNode(cbNode, node.endOfFileToken); - case 205 /* VariableStatement */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.declarationList); - case 224 /* VariableDeclarationList */: - return visitNodes(cbNodes, node.declarations); - case 207 /* ExpressionStatement */: - return visitNode(cbNode, node.expression); - case 208 /* IfStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.thenStatement) || - visitNode(cbNode, node.elseStatement); - case 209 /* DoStatement */: - return visitNode(cbNode, node.statement) || - visitNode(cbNode, node.expression); - case 210 /* WhileStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 211 /* ForStatement */: - return visitNode(cbNode, node.initializer) || - visitNode(cbNode, node.condition) || - visitNode(cbNode, node.incrementor) || - visitNode(cbNode, node.statement); - case 212 /* ForInStatement */: - return visitNode(cbNode, node.initializer) || - visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 213 /* ForOfStatement */: - return visitNode(cbNode, node.initializer) || - visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: - return visitNode(cbNode, node.label); - case 216 /* ReturnStatement */: - return visitNode(cbNode, node.expression); - case 217 /* WithStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 218 /* SwitchStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.caseBlock); - case 232 /* CaseBlock */: - return visitNodes(cbNodes, node.clauses); - case 253 /* CaseClause */: - return visitNode(cbNode, node.expression) || - visitNodes(cbNodes, node.statements); - case 254 /* DefaultClause */: - return visitNodes(cbNodes, node.statements); - case 219 /* LabeledStatement */: - return visitNode(cbNode, node.label) || - visitNode(cbNode, node.statement); - case 220 /* ThrowStatement */: - return visitNode(cbNode, node.expression); - case 221 /* TryStatement */: - return visitNode(cbNode, node.tryBlock) || - visitNode(cbNode, node.catchClause) || - visitNode(cbNode, node.finallyBlock); - case 256 /* CatchClause */: - return visitNode(cbNode, node.variableDeclaration) || - visitNode(cbNode, node.block); - case 145 /* Decorator */: - return visitNode(cbNode, node.expression); - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.heritageClauses) || - visitNodes(cbNodes, node.members); - case 227 /* InterfaceDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.heritageClauses) || - visitNodes(cbNodes, node.members); - case 228 /* TypeAliasDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeParameters) || - visitNode(cbNode, node.type); - case 229 /* EnumDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.members); - case 260 /* EnumMember */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.initializer); - case 230 /* ModuleDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.body); - case 234 /* ImportEqualsDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.moduleReference); - case 235 /* ImportDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.importClause) || - visitNode(cbNode, node.moduleSpecifier); - case 236 /* ImportClause */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.namedBindings); - case 233 /* NamespaceExportDeclaration */: - return visitNode(cbNode, node.name); - case 237 /* NamespaceImport */: - return visitNode(cbNode, node.name); - case 238 /* NamedImports */: - case 242 /* NamedExports */: - return visitNodes(cbNodes, node.elements); - case 241 /* ExportDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.exportClause) || - visitNode(cbNode, node.moduleSpecifier); - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: - return visitNode(cbNode, node.propertyName) || - visitNode(cbNode, node.name); - case 240 /* ExportAssignment */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.expression); - case 194 /* TemplateExpression */: - return visitNode(cbNode, node.head) || visitNodes(cbNodes, node.templateSpans); - case 202 /* TemplateSpan */: - return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal); - case 142 /* ComputedPropertyName */: - return visitNode(cbNode, node.expression); - case 255 /* HeritageClause */: - return visitNodes(cbNodes, node.types); - case 199 /* ExpressionWithTypeArguments */: - return visitNode(cbNode, node.expression) || - visitNodes(cbNodes, node.typeArguments); - case 245 /* ExternalModuleReference */: - return visitNode(cbNode, node.expression); - case 244 /* MissingDeclaration */: - return visitNodes(cbNodes, node.decorators); - case 246 /* JsxElement */: - return visitNode(cbNode, node.openingElement) || - visitNodes(cbNodes, node.children) || - visitNode(cbNode, node.closingElement); - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: - return visitNode(cbNode, node.tagName) || - visitNodes(cbNodes, node.attributes); - case 250 /* JsxAttribute */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.initializer); - case 251 /* JsxSpreadAttribute */: - return visitNode(cbNode, node.expression); - case 252 /* JsxExpression */: - return visitNode(cbNode, node.expression); - case 249 /* JsxClosingElement */: - return visitNode(cbNode, node.tagName); - case 262 /* JSDocTypeExpression */: - return visitNode(cbNode, node.type); - case 266 /* JSDocUnionType */: - return visitNodes(cbNodes, node.types); - case 267 /* JSDocTupleType */: - return visitNodes(cbNodes, node.types); - case 265 /* JSDocArrayType */: - return visitNode(cbNode, node.elementType); - case 269 /* JSDocNonNullableType */: - return visitNode(cbNode, node.type); - case 268 /* JSDocNullableType */: - return visitNode(cbNode, node.type); - case 270 /* JSDocRecordType */: - return visitNode(cbNode, node.literal); - case 272 /* JSDocTypeReference */: - return visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeArguments); - case 273 /* JSDocOptionalType */: - return visitNode(cbNode, node.type); - case 274 /* JSDocFunctionType */: - return visitNodes(cbNodes, node.parameters) || - visitNode(cbNode, node.type); - case 275 /* JSDocVariadicType */: - return visitNode(cbNode, node.type); - case 276 /* JSDocConstructorType */: - return visitNode(cbNode, node.type); - case 277 /* JSDocThisType */: - return visitNode(cbNode, node.type); - case 271 /* JSDocRecordMember */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.type); - case 278 /* JSDocComment */: - return visitNodes(cbNodes, node.tags); - case 281 /* JSDocParameterTag */: - return visitNode(cbNode, node.preParameterName) || - visitNode(cbNode, node.typeExpression) || - visitNode(cbNode, node.postParameterName); - case 282 /* JSDocReturnTag */: - return visitNode(cbNode, node.typeExpression); - case 283 /* JSDocTypeTag */: - return visitNode(cbNode, node.typeExpression); - case 280 /* JSDocAugmentsTag */: - return visitNode(cbNode, node.typeExpression); - case 284 /* JSDocTemplateTag */: - return visitNodes(cbNodes, node.typeParameters); - case 285 /* JSDocTypedefTag */: - return visitNode(cbNode, node.typeExpression) || - visitNode(cbNode, node.fullName) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.jsDocTypeLiteral); - case 287 /* JSDocTypeLiteral */: - return visitNodes(cbNodes, node.jsDocPropertyTags); - case 286 /* JSDocPropertyTag */: - return visitNode(cbNode, node.typeExpression) || - visitNode(cbNode, node.name); - case 294 /* PartiallyEmittedExpression */: - return visitNode(cbNode, node.expression); - case 288 /* JSDocLiteralType */: - return visitNode(cbNode, node.literal); + function parseIdentifier(diagnosticMessage) { + return createIdentifier(isIdentifier(), diagnosticMessage); } - } - ts.forEachChild = forEachChild; - function createSourceFile(fileName, sourceText, languageVersion, setParentNodes, scriptKind) { - if (setParentNodes === void 0) { setParentNodes = false; } - ts.performance.mark("beforeParse"); - var result = Parser.parseSourceFile(fileName, sourceText, languageVersion, /*syntaxCursor*/ undefined, setParentNodes, scriptKind); - ts.performance.mark("afterParse"); - ts.performance.measure("Parse", "beforeParse", "afterParse"); - return result; - } - ts.createSourceFile = createSourceFile; - function parseIsolatedEntityName(text, languageVersion) { - return Parser.parseIsolatedEntityName(text, languageVersion); - } - ts.parseIsolatedEntityName = parseIsolatedEntityName; - function isExternalModule(file) { - return file.externalModuleIndicator !== undefined; - } - ts.isExternalModule = isExternalModule; - // Produces a new SourceFile for the 'newText' provided. The 'textChangeRange' parameter - // indicates what changed between the 'text' that this SourceFile has and the 'newText'. - // The SourceFile will be created with the compiler attempting to reuse as many nodes from - // this file as possible. - // - // Note: this function mutates nodes from this SourceFile. That means any existing nodes - // from this SourceFile that are being held onto may change as a result (including - // becoming detached from any SourceFile). It is recommended that this SourceFile not - // be used once 'update' is called on it. - function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) { - return IncrementalParser.updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks); - } - ts.updateSourceFile = updateSourceFile; - /* @internal */ - function parseIsolatedJSDocComment(content, start, length) { - var result = Parser.JSDocParser.parseIsolatedJSDocComment(content, start, length); - if (result && result.jsDoc) { - // because the jsDocComment was parsed out of the source file, it might - // not be covered by the fixupParentReferences. - Parser.fixupParentReferences(result.jsDoc); + function parseIdentifierName(diagnosticMessage) { + return createIdentifier(ts.tokenIsIdentifierOrKeyword(token()), diagnosticMessage); } - return result; - } - ts.parseIsolatedJSDocComment = parseIsolatedJSDocComment; - /* @internal */ - // Exposed only for testing. - function parseJSDocTypeExpressionForTests(content, start, length) { - return Parser.JSDocParser.parseJSDocTypeExpressionForTests(content, start, length); - } - ts.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests; - // Implement the parser as a singleton module. We do this for perf reasons because creating - // parser instances can actually be expensive enough to impact us on projects with many source - // files. - var Parser; - (function (Parser) { - // Share a single scanner across all calls to parse a source file. This helps speed things - // up by avoiding the cost of creating/compiling scanners over and over again. - var scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ true); - var disallowInAndDecoratorContext = 2048 /* DisallowInContext */ | 8192 /* DecoratorContext */; - // capture constructors in 'initializeState' to avoid null checks - var NodeConstructor; - var TokenConstructor; - var IdentifierConstructor; - var SourceFileConstructor; - var sourceFile; - var parseDiagnostics; - var syntaxCursor; - var currentToken; - var sourceText; - var nodeCount; - var identifiers; - var identifierCount; - var parsingContext; - // Flags that dictate what parsing context we're in. For example: - // Whether or not we are in strict parsing mode. All that changes in strict parsing mode is - // that some tokens that would be considered identifiers may be considered keywords. - // - // When adding more parser context flags, consider which is the more common case that the - // flag will be in. This should be the 'false' state for that flag. The reason for this is - // that we don't store data in our nodes unless the value is in the *non-default* state. So, - // for example, more often than code 'allows-in' (or doesn't 'disallow-in'). We opt for - // 'disallow-in' set to 'false'. Otherwise, if we had 'allowsIn' set to 'true', then almost - // all nodes would need extra state on them to store this info. - // - // Note: 'allowIn' and 'allowYield' track 1:1 with the [in] and [yield] concepts in the ES6 - // grammar specification. - // - // An important thing about these context concepts. By default they are effectively inherited - // while parsing through every grammar production. i.e. if you don't change them, then when - // you parse a sub-production, it will have the same context values as the parent production. - // This is great most of the time. After all, consider all the 'expression' grammar productions - // and how nearly all of them pass along the 'in' and 'yield' context values: - // - // EqualityExpression[In, Yield] : - // RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] == RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] != RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] === RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] !== RelationalExpression[?In, ?Yield] - // - // Where you have to be careful is then understanding what the points are in the grammar - // where the values are *not* passed along. For example: - // - // SingleNameBinding[Yield,GeneratorParameter] - // [+GeneratorParameter]BindingIdentifier[Yield] Initializer[In]opt - // [~GeneratorParameter]BindingIdentifier[?Yield]Initializer[In, ?Yield]opt - // - // Here this is saying that if the GeneratorParameter context flag is set, that we should - // explicitly set the 'yield' context flag to false before calling into the BindingIdentifier - // and we should explicitly unset the 'yield' context flag before calling into the Initializer. - // production. Conversely, if the GeneratorParameter context flag is not set, then we - // should leave the 'yield' context flag alone. - // - // Getting this all correct is tricky and requires careful reading of the grammar to - // understand when these values should be changed versus when they should be inherited. - // - // Note: it should not be necessary to save/restore these flags during speculative/lookahead - // parsing. These context flags are naturally stored and restored through normal recursive - // descent parsing and unwinding. - var contextFlags; - // Whether or not we've had a parse error since creating the last AST node. If we have - // encountered an error, it will be stored on the next AST node we create. Parse errors - // can be broken down into three categories: - // - // 1) An error that occurred during scanning. For example, an unterminated literal, or a - // character that was completely not understood. - // - // 2) A token was expected, but was not present. This type of error is commonly produced - // by the 'parseExpected' function. - // - // 3) A token was present that no parsing function was able to consume. This type of error - // only occurs in the 'abortParsingListOrMoveToNextToken' function when the parser - // decides to skip the token. - // - // In all of these cases, we want to mark the next node as having had an error before it. - // With this mark, we can know in incremental settings if this node can be reused, or if - // we have to reparse it. If we don't keep this information around, we may just reuse the - // node. in that event we would then not produce the same errors as we did before, causing - // significant confusion problems. - // - // Note: it is necessary that this value be saved/restored during speculative/lookahead - // parsing. During lookahead parsing, we will often create a node. That node will have - // this value attached, and then this value will be set back to 'false'. If we decide to - // rewind, we must get back to the same value we had prior to the lookahead. - // - // Note: any errors at the end of the file that do not precede a regular node, should get - // attached to the EOF token. - var parseErrorBeforeNextFinishedNode = false; - function parseSourceFile(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes, scriptKind) { - scriptKind = ts.ensureScriptKind(fileName, scriptKind); - initializeState(sourceText, languageVersion, syntaxCursor, scriptKind); - var result = parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind); - clearState(); - return result; + function isLiteralPropertyName() { + return ts.tokenIsIdentifierOrKeyword(token()) || + token() === 9 /* StringLiteral */ || + token() === 8 /* NumericLiteral */; } - Parser.parseSourceFile = parseSourceFile; - function parseIsolatedEntityName(content, languageVersion) { - initializeState(content, languageVersion, /*syntaxCursor*/ undefined, 1 /* JS */); - // Prime the scanner. - nextToken(); - var entityName = parseEntityName(/*allowReservedWords*/ true); - var isInvalid = token() === 1 /* EndOfFileToken */ && !parseDiagnostics.length; - clearState(); - return isInvalid ? entityName : undefined; + function parsePropertyNameWorker(allowComputedPropertyNames) { + if (token() === 9 /* StringLiteral */ || token() === 8 /* NumericLiteral */) { + var node = parseLiteralNode(); + node.text = internIdentifier(node.text); + return node; + } + if (allowComputedPropertyNames && token() === 21 /* OpenBracketToken */) { + return parseComputedPropertyName(); + } + return parseIdentifierName(); } - Parser.parseIsolatedEntityName = parseIsolatedEntityName; - function getLanguageVariant(scriptKind) { - // .tsx and .jsx files are treated as jsx language variant. - return scriptKind === 4 /* TSX */ || scriptKind === 2 /* JSX */ || scriptKind === 1 /* JS */ ? 1 /* JSX */ : 0 /* Standard */; + function parsePropertyName() { + return parsePropertyNameWorker(/*allowComputedPropertyNames*/ true); } - function initializeState(_sourceText, languageVersion, _syntaxCursor, scriptKind) { - NodeConstructor = ts.objectAllocator.getNodeConstructor(); - TokenConstructor = ts.objectAllocator.getTokenConstructor(); - IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor(); - SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor(); - sourceText = _sourceText; - syntaxCursor = _syntaxCursor; - parseDiagnostics = []; - parsingContext = 0; - identifiers = ts.createMap(); - identifierCount = 0; - nodeCount = 0; - contextFlags = scriptKind === 1 /* JS */ || scriptKind === 2 /* JSX */ ? 65536 /* JavaScriptFile */ : 0 /* None */; - parseErrorBeforeNextFinishedNode = false; - // Initialize and prime the scanner before parsing the source elements. - scanner.setText(sourceText); - scanner.setOnError(scanError); - scanner.setScriptTarget(languageVersion); - scanner.setLanguageVariant(getLanguageVariant(scriptKind)); + function parseComputedPropertyName() { + // PropertyName [Yield]: + // LiteralPropertyName + // ComputedPropertyName[?Yield] + var node = createNode(144 /* ComputedPropertyName */); + parseExpected(21 /* OpenBracketToken */); + // We parse any expression (including a comma expression). But the grammar + // says that only an assignment expression is allowed, so the grammar checker + // will error if it sees a comma expression. + node.expression = allowInAnd(parseExpression); + parseExpected(22 /* CloseBracketToken */); + return finishNode(node); } - function clearState() { - // Clear out the text the scanner is pointing at, so it doesn't keep anything alive unnecessarily. - scanner.setText(""); - scanner.setOnError(undefined); - // Clear any data. We don't want to accidentally hold onto it for too long. - parseDiagnostics = undefined; - sourceFile = undefined; - identifiers = undefined; - syntaxCursor = undefined; - sourceText = undefined; + function parseContextualModifier(t) { + return token() === t && tryParse(nextTokenCanFollowModifier); } - function parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind) { - sourceFile = createSourceFile(fileName, languageVersion, scriptKind); - sourceFile.flags = contextFlags; - // Prime the scanner. + function nextTokenIsOnSameLineAndCanFollowModifier() { nextToken(); - processReferenceComments(sourceFile); - sourceFile.statements = parseList(0 /* SourceElements */, parseStatement); - ts.Debug.assert(token() === 1 /* EndOfFileToken */); - sourceFile.endOfFileToken = parseTokenNode(); - setExternalModuleIndicator(sourceFile); - sourceFile.nodeCount = nodeCount; - sourceFile.identifierCount = identifierCount; - sourceFile.identifiers = identifiers; - sourceFile.parseDiagnostics = parseDiagnostics; - if (setParentNodes) { - fixupParentReferences(sourceFile); + if (scanner.hasPrecedingLineBreak()) { + return false; } - return sourceFile; + return canFollowModifier(); } - function addJSDocComment(node) { - var comments = ts.getJSDocCommentRanges(node, sourceFile.text); - if (comments) { - for (var _i = 0, comments_2 = comments; _i < comments_2.length; _i++) { - var comment = comments_2[_i]; - var jsDoc = JSDocParser.parseJSDocComment(node, comment.pos, comment.end - comment.pos); - if (!jsDoc) { - continue; - } - if (!node.jsDoc) { - node.jsDoc = []; - } - node.jsDoc.push(jsDoc); - } + function nextTokenCanFollowModifier() { + if (token() === 76 /* ConstKeyword */) { + // 'const' is only a modifier if followed by 'enum'. + return nextToken() === 83 /* EnumKeyword */; } - return node; - } - function fixupParentReferences(rootNode) { - // normally parent references are set during binding. However, for clients that only need - // a syntax tree, and no semantic features, then the binding process is an unnecessary - // overhead. This functions allows us to set all the parents, without all the expense of - // binding. - var parent = rootNode; - forEachChild(rootNode, visitNode); - return; - function visitNode(n) { - // walk down setting parents that differ from the parent we think it should be. This - // allows us to quickly bail out of setting parents for subtrees during incremental - // parsing - if (n.parent !== parent) { - n.parent = parent; - var saveParent = parent; - parent = n; - forEachChild(n, visitNode); - if (n.jsDoc) { - for (var _i = 0, _a = n.jsDoc; _i < _a.length; _i++) { - var jsDoc = _a[_i]; - jsDoc.parent = n; - parent = jsDoc; - forEachChild(jsDoc, visitNode); - } - } - parent = saveParent; + if (token() === 84 /* ExportKeyword */) { + nextToken(); + if (token() === 79 /* DefaultKeyword */) { + return lookAhead(nextTokenCanFollowDefaultKeyword); } + return token() !== 39 /* AsteriskToken */ && token() !== 118 /* AsKeyword */ && token() !== 17 /* OpenBraceToken */ && canFollowModifier(); } - } - Parser.fixupParentReferences = fixupParentReferences; - function createSourceFile(fileName, languageVersion, scriptKind) { - // code from createNode is inlined here so createNode won't have to deal with special case of creating source files - // this is quite rare comparing to other nodes and createNode should be as fast as possible - var sourceFile = new SourceFileConstructor(261 /* SourceFile */, /*pos*/ 0, /* end */ sourceText.length); - nodeCount++; - sourceFile.text = sourceText; - sourceFile.bindDiagnostics = []; - sourceFile.languageVersion = languageVersion; - sourceFile.fileName = ts.normalizePath(fileName); - sourceFile.languageVariant = getLanguageVariant(scriptKind); - sourceFile.isDeclarationFile = ts.fileExtensionIs(sourceFile.fileName, ".d.ts"); - sourceFile.scriptKind = scriptKind; - return sourceFile; - } - function setContextFlag(val, flag) { - if (val) { - contextFlags |= flag; + if (token() === 79 /* DefaultKeyword */) { + return nextTokenCanFollowDefaultKeyword(); } - else { - contextFlags &= ~flag; + if (token() === 115 /* StaticKeyword */) { + nextToken(); + return canFollowModifier(); } + return nextTokenIsOnSameLineAndCanFollowModifier(); } - function setDisallowInContext(val) { - setContextFlag(val, 2048 /* DisallowInContext */); + function parseAnyContextualModifier() { + return ts.isModifierKind(token()) && tryParse(nextTokenCanFollowModifier); } - function setYieldContext(val) { - setContextFlag(val, 4096 /* YieldContext */); + function canFollowModifier() { + return token() === 21 /* OpenBracketToken */ + || token() === 17 /* OpenBraceToken */ + || token() === 39 /* AsteriskToken */ + || token() === 24 /* DotDotDotToken */ + || isLiteralPropertyName(); } - function setDecoratorContext(val) { - setContextFlag(val, 8192 /* DecoratorContext */); - } - function setAwaitContext(val) { - setContextFlag(val, 16384 /* AwaitContext */); - } - function doOutsideOfContext(context, func) { - // contextFlagsToClear will contain only the context flags that are - // currently set that we need to temporarily clear - // We don't just blindly reset to the previous flags to ensure - // that we do not mutate cached flags for the incremental - // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and - // HasAggregatedChildData). - var contextFlagsToClear = context & contextFlags; - if (contextFlagsToClear) { - // clear the requested context flags - setContextFlag(/*val*/ false, contextFlagsToClear); - var result = func(); - // restore the context flags we just cleared - setContextFlag(/*val*/ true, contextFlagsToClear); - return result; - } - // no need to do anything special as we are not in any of the requested contexts - return func(); - } - function doInsideOfContext(context, func) { - // contextFlagsToSet will contain only the context flags that - // are not currently set that we need to temporarily enable. - // We don't just blindly reset to the previous flags to ensure - // that we do not mutate cached flags for the incremental - // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and - // HasAggregatedChildData). - var contextFlagsToSet = context & ~contextFlags; - if (contextFlagsToSet) { - // set the requested context flags - setContextFlag(/*val*/ true, contextFlagsToSet); - var result = func(); - // reset the context flags we just set - setContextFlag(/*val*/ false, contextFlagsToSet); - return result; - } - // no need to do anything special as we are already in all of the requested contexts - return func(); - } - function allowInAnd(func) { - return doOutsideOfContext(2048 /* DisallowInContext */, func); - } - function disallowInAnd(func) { - return doInsideOfContext(2048 /* DisallowInContext */, func); - } - function doInYieldContext(func) { - return doInsideOfContext(4096 /* YieldContext */, func); - } - function doInDecoratorContext(func) { - return doInsideOfContext(8192 /* DecoratorContext */, func); - } - function doInAwaitContext(func) { - return doInsideOfContext(16384 /* AwaitContext */, func); - } - function doOutsideOfAwaitContext(func) { - return doOutsideOfContext(16384 /* AwaitContext */, func); - } - function doInYieldAndAwaitContext(func) { - return doInsideOfContext(4096 /* YieldContext */ | 16384 /* AwaitContext */, func); - } - function inContext(flags) { - return (contextFlags & flags) !== 0; - } - function inYieldContext() { - return inContext(4096 /* YieldContext */); - } - function inDisallowInContext() { - return inContext(2048 /* DisallowInContext */); - } - function inDecoratorContext() { - return inContext(8192 /* DecoratorContext */); - } - function inAwaitContext() { - return inContext(16384 /* AwaitContext */); - } - function parseErrorAtCurrentToken(message, arg0) { - var start = scanner.getTokenPos(); - var length = scanner.getTextPos() - start; - parseErrorAtPosition(start, length, message, arg0); - } - function parseErrorAtPosition(start, length, message, arg0) { - // Don't report another error if it would just be at the same position as the last error. - var lastError = ts.lastOrUndefined(parseDiagnostics); - if (!lastError || start !== lastError.start) { - parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, start, length, message, arg0)); - } - // Mark that we've encountered an error. We'll set an appropriate bit on the next - // node we finish so that it can't be reused incrementally. - parseErrorBeforeNextFinishedNode = true; - } - function scanError(message, length) { - var pos = scanner.getTextPos(); - parseErrorAtPosition(pos, length || 0, message); - } - function getNodePos() { - return scanner.getStartPos(); - } - function getNodeEnd() { - return scanner.getStartPos(); - } - // Use this function to access the current token instead of reading the currentToken - // variable. Since function results aren't narrowed in control flow analysis, this ensures - // that the type checker doesn't make wrong assumptions about the type of the current - // token (e.g. a call to nextToken() changes the current token but the checker doesn't - // reason about this side effect). Mainstream VMs inline simple functions like this, so - // there is no performance penalty. - function token() { - return currentToken; - } - function nextToken() { - return currentToken = scanner.scan(); - } - function reScanGreaterToken() { - return currentToken = scanner.reScanGreaterToken(); - } - function reScanSlashToken() { - return currentToken = scanner.reScanSlashToken(); - } - function reScanTemplateToken() { - return currentToken = scanner.reScanTemplateToken(); - } - function scanJsxIdentifier() { - return currentToken = scanner.scanJsxIdentifier(); - } - function scanJsxText() { - return currentToken = scanner.scanJsxToken(); - } - function scanJsxAttributeValue() { - return currentToken = scanner.scanJsxAttributeValue(); - } - function speculationHelper(callback, isLookAhead) { - // Keep track of the state we'll need to rollback to if lookahead fails (or if the - // caller asked us to always reset our state). - var saveToken = currentToken; - var saveParseDiagnosticsLength = parseDiagnostics.length; - var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode; - // Note: it is not actually necessary to save/restore the context flags here. That's - // because the saving/restoring of these flags happens naturally through the recursive - // descent nature of our parser. However, we still store this here just so we can - // assert that invariant holds. - var saveContextFlags = contextFlags; - // If we're only looking ahead, then tell the scanner to only lookahead as well. - // Otherwise, if we're actually speculatively parsing, then tell the scanner to do the - // same. - var result = isLookAhead - ? scanner.lookAhead(callback) - : scanner.tryScan(callback); - ts.Debug.assert(saveContextFlags === contextFlags); - // If our callback returned something 'falsy' or we're just looking ahead, - // then unconditionally restore us to where we were. - if (!result || isLookAhead) { - currentToken = saveToken; - parseDiagnostics.length = saveParseDiagnosticsLength; - parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode; - } - return result; - } - /** Invokes the provided callback then unconditionally restores the parser to the state it - * was in immediately prior to invoking the callback. The result of invoking the callback - * is returned from this function. - */ - function lookAhead(callback) { - return speculationHelper(callback, /*isLookAhead*/ true); - } - /** Invokes the provided callback. If the callback returns something falsy, then it restores - * the parser to the state it was in immediately prior to invoking the callback. If the - * callback returns something truthy, then the parser state is not rolled back. The result - * of invoking the callback is returned from this function. - */ - function tryParse(callback) { - return speculationHelper(callback, /*isLookAhead*/ false); - } - // Ignore strict mode flag because we will report an error in type checker instead. - function isIdentifier() { - if (token() === 70 /* Identifier */) { - return true; - } - // If we have a 'yield' keyword, and we're in the [yield] context, then 'yield' is - // considered a keyword and is not an identifier. - if (token() === 115 /* YieldKeyword */ && inYieldContext()) { - return false; - } - // If we have a 'await' keyword, and we're in the [Await] context, then 'await' is - // considered a keyword and is not an identifier. - if (token() === 120 /* AwaitKeyword */ && inAwaitContext()) { - return false; - } - return token() > 106 /* LastReservedWord */; - } - function parseExpected(kind, diagnosticMessage, shouldAdvance) { - if (shouldAdvance === void 0) { shouldAdvance = true; } - if (token() === kind) { - if (shouldAdvance) { - nextToken(); - } - return true; - } - // Report specific message if provided with one. Otherwise, report generic fallback message. - if (diagnosticMessage) { - parseErrorAtCurrentToken(diagnosticMessage); - } - else { - parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(kind)); - } - return false; - } - function parseOptional(t) { - if (token() === t) { - nextToken(); - return true; - } - return false; - } - function parseOptionalToken(t) { - if (token() === t) { - return parseTokenNode(); - } - return undefined; - } - function parseExpectedToken(t, reportAtCurrentPosition, diagnosticMessage, arg0) { - return parseOptionalToken(t) || - createMissingNode(t, reportAtCurrentPosition, diagnosticMessage, arg0); - } - function parseTokenNode() { - var node = createNode(token()); - nextToken(); - return finishNode(node); - } - function canParseSemicolon() { - // If there's a real semicolon, then we can always parse it out. - if (token() === 24 /* SemicolonToken */) { - return true; - } - // We can parse out an optional semicolon in ASI cases in the following cases. - return token() === 17 /* CloseBraceToken */ || token() === 1 /* EndOfFileToken */ || scanner.hasPrecedingLineBreak(); - } - function parseSemicolon() { - if (canParseSemicolon()) { - if (token() === 24 /* SemicolonToken */) { - // consume the semicolon if it was explicitly provided. - nextToken(); - } - return true; - } - else { - return parseExpected(24 /* SemicolonToken */); - } - } - // note: this function creates only node - function createNode(kind, pos) { - nodeCount++; - if (!(pos >= 0)) { - pos = scanner.getStartPos(); - } - return kind >= 141 /* FirstNode */ ? new NodeConstructor(kind, pos, pos) : - kind === 70 /* Identifier */ ? new IdentifierConstructor(kind, pos, pos) : - new TokenConstructor(kind, pos, pos); - } - function createNodeArray(elements, pos) { - var array = (elements || []); - if (!(pos >= 0)) { - pos = getNodePos(); - } - array.pos = pos; - array.end = pos; - return array; - } - function finishNode(node, end) { - node.end = end === undefined ? scanner.getStartPos() : end; - if (contextFlags) { - node.flags |= contextFlags; - } - // Keep track on the node if we encountered an error while parsing it. If we did, then - // we cannot reuse the node incrementally. Once we've marked this node, clear out the - // flag so that we don't mark any subsequent nodes. - if (parseErrorBeforeNextFinishedNode) { - parseErrorBeforeNextFinishedNode = false; - node.flags |= 32768 /* ThisNodeHasError */; - } - return node; - } - function createMissingNode(kind, reportAtCurrentPosition, diagnosticMessage, arg0) { - if (reportAtCurrentPosition) { - parseErrorAtPosition(scanner.getStartPos(), 0, diagnosticMessage, arg0); - } - else { - parseErrorAtCurrentToken(diagnosticMessage, arg0); - } - var result = createNode(kind, scanner.getStartPos()); - result.text = ""; - return finishNode(result); - } - function internIdentifier(text) { - text = ts.escapeIdentifier(text); - return identifiers[text] || (identifiers[text] = text); - } - // An identifier that starts with two underscores has an extra underscore character prepended to it to avoid issues - // with magic property names like '__proto__'. The 'identifiers' object is used to share a single string instance for - // each identifier in order to reduce memory consumption. - function createIdentifier(isIdentifier, diagnosticMessage) { - identifierCount++; - if (isIdentifier) { - var node = createNode(70 /* Identifier */); - // Store original token kind if it is not just an Identifier so we can report appropriate error later in type checker - if (token() !== 70 /* Identifier */) { - node.originalKeywordKind = token(); - } - node.text = internIdentifier(scanner.getTokenValue()); - nextToken(); - return finishNode(node); - } - return createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ false, diagnosticMessage || ts.Diagnostics.Identifier_expected); - } - function parseIdentifier(diagnosticMessage) { - return createIdentifier(isIdentifier(), diagnosticMessage); - } - function parseIdentifierName() { - return createIdentifier(ts.tokenIsIdentifierOrKeyword(token())); - } - function isLiteralPropertyName() { - return ts.tokenIsIdentifierOrKeyword(token()) || - token() === 9 /* StringLiteral */ || - token() === 8 /* NumericLiteral */; - } - function parsePropertyNameWorker(allowComputedPropertyNames) { - if (token() === 9 /* StringLiteral */ || token() === 8 /* NumericLiteral */) { - return parseLiteralNode(/*internName*/ true); - } - if (allowComputedPropertyNames && token() === 20 /* OpenBracketToken */) { - return parseComputedPropertyName(); - } - return parseIdentifierName(); - } - function parsePropertyName() { - return parsePropertyNameWorker(/*allowComputedPropertyNames*/ true); - } - function parseSimplePropertyName() { - return parsePropertyNameWorker(/*allowComputedPropertyNames*/ false); - } - function isSimplePropertyName() { - return token() === 9 /* StringLiteral */ || token() === 8 /* NumericLiteral */ || ts.tokenIsIdentifierOrKeyword(token()); - } - function parseComputedPropertyName() { - // PropertyName [Yield]: - // LiteralPropertyName - // ComputedPropertyName[?Yield] - var node = createNode(142 /* ComputedPropertyName */); - parseExpected(20 /* OpenBracketToken */); - // We parse any expression (including a comma expression). But the grammar - // says that only an assignment expression is allowed, so the grammar checker - // will error if it sees a comma expression. - node.expression = allowInAnd(parseExpression); - parseExpected(21 /* CloseBracketToken */); - return finishNode(node); - } - function parseContextualModifier(t) { - return token() === t && tryParse(nextTokenCanFollowModifier); - } - function nextTokenIsOnSameLineAndCanFollowModifier() { - nextToken(); - if (scanner.hasPrecedingLineBreak()) { - return false; - } - return canFollowModifier(); - } - function nextTokenCanFollowModifier() { - if (token() === 75 /* ConstKeyword */) { - // 'const' is only a modifier if followed by 'enum'. - return nextToken() === 82 /* EnumKeyword */; - } - if (token() === 83 /* ExportKeyword */) { - nextToken(); - if (token() === 78 /* DefaultKeyword */) { - return lookAhead(nextTokenIsClassOrFunctionOrAsync); - } - return token() !== 38 /* AsteriskToken */ && token() !== 117 /* AsKeyword */ && token() !== 16 /* OpenBraceToken */ && canFollowModifier(); - } - if (token() === 78 /* DefaultKeyword */) { - return nextTokenIsClassOrFunctionOrAsync(); - } - if (token() === 114 /* StaticKeyword */) { - nextToken(); - return canFollowModifier(); - } - return nextTokenIsOnSameLineAndCanFollowModifier(); - } - function parseAnyContextualModifier() { - return ts.isModifierKind(token()) && tryParse(nextTokenCanFollowModifier); - } - function canFollowModifier() { - return token() === 20 /* OpenBracketToken */ - || token() === 16 /* OpenBraceToken */ - || token() === 38 /* AsteriskToken */ - || token() === 23 /* DotDotDotToken */ - || isLiteralPropertyName(); - } - function nextTokenIsClassOrFunctionOrAsync() { - nextToken(); - return token() === 74 /* ClassKeyword */ || token() === 88 /* FunctionKeyword */ || - (token() === 119 /* AsyncKeyword */ && lookAhead(nextTokenIsFunctionKeywordOnSameLine)); + function nextTokenCanFollowDefaultKeyword() { + nextToken(); + return token() === 75 /* ClassKeyword */ || token() === 89 /* FunctionKeyword */ || + token() === 109 /* InterfaceKeyword */ || + (token() === 117 /* AbstractKeyword */ && lookAhead(nextTokenIsClassKeywordOnSameLine)) || + (token() === 120 /* AsyncKeyword */ && lookAhead(nextTokenIsFunctionKeywordOnSameLine)); } // True if positioned at the start of a list element function isListElement(parsingContext, inErrorRecovery) { @@ -14970,9 +13776,9 @@ var ts; // we're parsing. For example, if we have a semicolon in the middle of a class, then // we really don't want to assume the class is over and we're on a statement in the // outer module. We just want to consume and move on. - return !(token() === 24 /* SemicolonToken */ && inErrorRecovery) && isStartOfStatement(); + return !(token() === 25 /* SemicolonToken */ && inErrorRecovery) && isStartOfStatement(); case 2 /* SwitchClauses */: - return token() === 72 /* CaseKeyword */ || token() === 78 /* DefaultKeyword */; + return token() === 73 /* CaseKeyword */ || token() === 79 /* DefaultKeyword */; case 4 /* TypeMembers */: return lookAhead(isTypeMemberStart); case 5 /* ClassMembers */: @@ -14980,21 +13786,21 @@ var ts; // not in error recovery. If we're in error recovery, we don't want an errant // semicolon to be treated as a class member (since they're almost always used // for statements. - return lookAhead(isClassMemberStart) || (token() === 24 /* SemicolonToken */ && !inErrorRecovery); + return lookAhead(isClassMemberStart) || (token() === 25 /* SemicolonToken */ && !inErrorRecovery); case 6 /* EnumMembers */: // Include open bracket computed properties. This technically also lets in indexers, // which would be a candidate for improved error reporting. - return token() === 20 /* OpenBracketToken */ || isLiteralPropertyName(); + return token() === 21 /* OpenBracketToken */ || isLiteralPropertyName(); case 12 /* ObjectLiteralMembers */: - return token() === 20 /* OpenBracketToken */ || token() === 38 /* AsteriskToken */ || token() === 23 /* DotDotDotToken */ || isLiteralPropertyName(); + return token() === 21 /* OpenBracketToken */ || token() === 39 /* AsteriskToken */ || token() === 24 /* DotDotDotToken */ || isLiteralPropertyName(); case 17 /* RestProperties */: return isLiteralPropertyName(); case 9 /* ObjectBindingElements */: - return token() === 20 /* OpenBracketToken */ || token() === 23 /* DotDotDotToken */ || isLiteralPropertyName(); + return token() === 21 /* OpenBracketToken */ || token() === 24 /* DotDotDotToken */ || isLiteralPropertyName(); case 7 /* HeritageClauseElement */: - // If we see { } then only consume it as an expression if it is followed by , or { + // If we see `{ ... }` then only consume it as an expression if it is followed by `,` or `{` // That way we won't consume the body of a class in its heritage clause. - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { return lookAhead(isValidHeritageClauseObjectLiteral); } if (!inErrorRecovery) { @@ -15009,37 +13815,31 @@ var ts; case 8 /* VariableDeclarations */: return isIdentifierOrPattern(); case 10 /* ArrayBindingElements */: - return token() === 25 /* CommaToken */ || token() === 23 /* DotDotDotToken */ || isIdentifierOrPattern(); + return token() === 26 /* CommaToken */ || token() === 24 /* DotDotDotToken */ || isIdentifierOrPattern(); case 18 /* TypeParameters */: return isIdentifier(); case 11 /* ArgumentExpressions */: case 15 /* ArrayLiteralMembers */: - return token() === 25 /* CommaToken */ || token() === 23 /* DotDotDotToken */ || isStartOfExpression(); + return token() === 26 /* CommaToken */ || token() === 24 /* DotDotDotToken */ || isStartOfExpression(); case 16 /* Parameters */: return isStartOfParameter(); case 19 /* TypeArguments */: case 20 /* TupleElementTypes */: - return token() === 25 /* CommaToken */ || isStartOfType(); + return token() === 26 /* CommaToken */ || isStartOfType(); case 21 /* HeritageClauses */: return isHeritageClause(); case 22 /* ImportOrExportSpecifiers */: return ts.tokenIsIdentifierOrKeyword(token()); case 13 /* JsxAttributes */: - return ts.tokenIsIdentifierOrKeyword(token()) || token() === 16 /* OpenBraceToken */; + return ts.tokenIsIdentifierOrKeyword(token()) || token() === 17 /* OpenBraceToken */; case 14 /* JsxChildren */: return true; - case 23 /* JSDocFunctionParameters */: - case 24 /* JSDocTypeArguments */: - case 26 /* JSDocTupleTypes */: - return JSDocParser.isJSDocType(); - case 25 /* JSDocRecordMembers */: - return isSimplePropertyName(); } ts.Debug.fail("Non-exhaustive case in 'isListElement'."); } function isValidHeritageClauseObjectLiteral() { - ts.Debug.assert(token() === 16 /* OpenBraceToken */); - if (nextToken() === 17 /* CloseBraceToken */) { + ts.Debug.assert(token() === 17 /* OpenBraceToken */); + if (nextToken() === 18 /* CloseBraceToken */) { // if we see "extends {}" then only treat the {} as what we're extending (and not // the class body) if we have: // @@ -15048,7 +13848,7 @@ var ts; // extends {} extends // extends {} implements var next = nextToken(); - return next === 25 /* CommaToken */ || next === 16 /* OpenBraceToken */ || next === 84 /* ExtendsKeyword */ || next === 107 /* ImplementsKeyword */; + return next === 26 /* CommaToken */ || next === 17 /* OpenBraceToken */ || next === 85 /* ExtendsKeyword */ || next === 108 /* ImplementsKeyword */; } return true; } @@ -15061,8 +13861,8 @@ var ts; return ts.tokenIsIdentifierOrKeyword(token()); } function isHeritageClauseExtendsOrImplementsKeyword() { - if (token() === 107 /* ImplementsKeyword */ || - token() === 84 /* ExtendsKeyword */) { + if (token() === 108 /* ImplementsKeyword */ || + token() === 85 /* ExtendsKeyword */) { return lookAhead(nextTokenIsStartOfExpression); } return false; @@ -15086,44 +13886,36 @@ var ts; case 12 /* ObjectLiteralMembers */: case 9 /* ObjectBindingElements */: case 22 /* ImportOrExportSpecifiers */: - return token() === 17 /* CloseBraceToken */; + return token() === 18 /* CloseBraceToken */; case 3 /* SwitchClauseStatements */: - return token() === 17 /* CloseBraceToken */ || token() === 72 /* CaseKeyword */ || token() === 78 /* DefaultKeyword */; + return token() === 18 /* CloseBraceToken */ || token() === 73 /* CaseKeyword */ || token() === 79 /* DefaultKeyword */; case 7 /* HeritageClauseElement */: - return token() === 16 /* OpenBraceToken */ || token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */; + return token() === 17 /* OpenBraceToken */ || token() === 85 /* ExtendsKeyword */ || token() === 108 /* ImplementsKeyword */; case 8 /* VariableDeclarations */: return isVariableDeclaratorListTerminator(); case 18 /* TypeParameters */: // Tokens other than '>' are here for better error recovery - return token() === 28 /* GreaterThanToken */ || token() === 18 /* OpenParenToken */ || token() === 16 /* OpenBraceToken */ || token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */; + return token() === 29 /* GreaterThanToken */ || token() === 19 /* OpenParenToken */ || token() === 17 /* OpenBraceToken */ || token() === 85 /* ExtendsKeyword */ || token() === 108 /* ImplementsKeyword */; case 11 /* ArgumentExpressions */: // Tokens other than ')' are here for better error recovery - return token() === 19 /* CloseParenToken */ || token() === 24 /* SemicolonToken */; + return token() === 20 /* CloseParenToken */ || token() === 25 /* SemicolonToken */; case 15 /* ArrayLiteralMembers */: case 20 /* TupleElementTypes */: case 10 /* ArrayBindingElements */: - return token() === 21 /* CloseBracketToken */; + return token() === 22 /* CloseBracketToken */; case 16 /* Parameters */: case 17 /* RestProperties */: // Tokens other than ')' and ']' (the latter for index signatures) are here for better error recovery - return token() === 19 /* CloseParenToken */ || token() === 21 /* CloseBracketToken */ /*|| token === SyntaxKind.OpenBraceToken*/; + return token() === 20 /* CloseParenToken */ || token() === 22 /* CloseBracketToken */ /*|| token === SyntaxKind.OpenBraceToken*/; case 19 /* TypeArguments */: // All other tokens should cause the type-argument to terminate except comma token - return token() !== 25 /* CommaToken */; + return token() !== 26 /* CommaToken */; case 21 /* HeritageClauses */: - return token() === 16 /* OpenBraceToken */ || token() === 17 /* CloseBraceToken */; + return token() === 17 /* OpenBraceToken */ || token() === 18 /* CloseBraceToken */; case 13 /* JsxAttributes */: - return token() === 28 /* GreaterThanToken */ || token() === 40 /* SlashToken */; + return token() === 29 /* GreaterThanToken */ || token() === 41 /* SlashToken */; case 14 /* JsxChildren */: - return token() === 26 /* LessThanToken */ && lookAhead(nextTokenIsSlash); - case 23 /* JSDocFunctionParameters */: - return token() === 19 /* CloseParenToken */ || token() === 55 /* ColonToken */ || token() === 17 /* CloseBraceToken */; - case 24 /* JSDocTypeArguments */: - return token() === 28 /* GreaterThanToken */ || token() === 17 /* CloseBraceToken */; - case 26 /* JSDocTupleTypes */: - return token() === 21 /* CloseBracketToken */ || token() === 17 /* CloseBraceToken */; - case 25 /* JSDocRecordMembers */: - return token() === 17 /* CloseBraceToken */; + return token() === 27 /* LessThanToken */ && lookAhead(nextTokenIsSlash); } } function isVariableDeclaratorListTerminator() { @@ -15141,7 +13933,7 @@ var ts; // For better error recovery, if we see an '=>' then we just stop immediately. We've got an // arrow function here and it's going to be very unlikely that we'll resynchronize and get // another variable declaration. - if (token() === 35 /* EqualsGreaterThanToken */) { + if (token() === 36 /* EqualsGreaterThanToken */) { return true; } // Keep trying to parse out variable declarators. @@ -15149,7 +13941,7 @@ var ts; } // True if positioned at element or terminator of the current list or any enclosing list function isInSomeParsingContext() { - for (var kind = 0; kind < 27 /* Count */; kind++) { + for (var kind = 0; kind < 23 /* Count */; kind++) { if (parsingContext & (1 << kind)) { if (isListElement(kind, /*inErrorRecovery*/ true) || isListTerminator(kind)) { return true; @@ -15162,20 +13954,20 @@ var ts; function parseList(kind, parseElement) { var saveParsingContext = parsingContext; parsingContext |= 1 << kind; - var result = createNodeArray(); + var list = []; + var listPos = getNodePos(); while (!isListTerminator(kind)) { if (isListElement(kind, /*inErrorRecovery*/ false)) { var element = parseListElement(kind, parseElement); - result.push(element); + list.push(element); continue; } if (abortParsingListOrMoveToNextToken(kind)) { break; } } - result.end = getNodeEnd(); parsingContext = saveParsingContext; - return result; + return createNodeArray(list, listPos); } function parseListElement(parsingContext, parseElement) { var node = currentNode(parsingContext); @@ -15306,20 +14098,20 @@ var ts; function isReusableClassMember(node) { if (node) { switch (node.kind) { - case 150 /* Constructor */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 147 /* PropertyDeclaration */: - case 203 /* SemicolonClassElement */: + case 152 /* Constructor */: + case 157 /* IndexSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 149 /* PropertyDeclaration */: + case 206 /* SemicolonClassElement */: return true; - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: // Method declarations are not necessarily reusable. An object-literal // may have a method calls "constructor(...)" and we must reparse that // into an actual .ConstructorDeclaration. var methodDeclaration = node; - var nameIsConstructor = methodDeclaration.name.kind === 70 /* Identifier */ && - methodDeclaration.name.originalKeywordKind === 122 /* ConstructorKeyword */; + var nameIsConstructor = methodDeclaration.name.kind === 71 /* Identifier */ && + methodDeclaration.name.originalKeywordKind === 123 /* ConstructorKeyword */; return !nameIsConstructor; } } @@ -15328,8 +14120,8 @@ var ts; function isReusableSwitchClause(node) { if (node) { switch (node.kind) { - case 253 /* CaseClause */: - case 254 /* DefaultClause */: + case 257 /* CaseClause */: + case 258 /* DefaultClause */: return true; } } @@ -15338,58 +14130,58 @@ var ts; function isReusableStatement(node) { if (node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 205 /* VariableStatement */: - case 204 /* Block */: - case 208 /* IfStatement */: - case 207 /* ExpressionStatement */: - case 220 /* ThrowStatement */: - case 216 /* ReturnStatement */: - case 218 /* SwitchStatement */: - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 211 /* ForStatement */: - case 210 /* WhileStatement */: - case 217 /* WithStatement */: - case 206 /* EmptyStatement */: - case 221 /* TryStatement */: - case 219 /* LabeledStatement */: - case 209 /* DoStatement */: - case 222 /* DebuggerStatement */: - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: - case 240 /* ExportAssignment */: - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 228 /* FunctionDeclaration */: + case 208 /* VariableStatement */: + case 207 /* Block */: + case 211 /* IfStatement */: + case 210 /* ExpressionStatement */: + case 223 /* ThrowStatement */: + case 219 /* ReturnStatement */: + case 221 /* SwitchStatement */: + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 214 /* ForStatement */: + case 213 /* WhileStatement */: + case 220 /* WithStatement */: + case 209 /* EmptyStatement */: + case 224 /* TryStatement */: + case 222 /* LabeledStatement */: + case 212 /* DoStatement */: + case 225 /* DebuggerStatement */: + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 244 /* ExportDeclaration */: + case 243 /* ExportAssignment */: + case 233 /* ModuleDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: + case 231 /* TypeAliasDeclaration */: return true; } } return false; } function isReusableEnumMember(node) { - return node.kind === 260 /* EnumMember */; + return node.kind === 264 /* EnumMember */; } function isReusableTypeMember(node) { if (node) { switch (node.kind) { - case 154 /* ConstructSignature */: - case 148 /* MethodSignature */: - case 155 /* IndexSignature */: - case 146 /* PropertySignature */: - case 153 /* CallSignature */: + case 156 /* ConstructSignature */: + case 150 /* MethodSignature */: + case 157 /* IndexSignature */: + case 148 /* PropertySignature */: + case 155 /* CallSignature */: return true; } } return false; } function isReusableVariableDeclaration(node) { - if (node.kind !== 223 /* VariableDeclaration */) { + if (node.kind !== 226 /* VariableDeclaration */) { return false; } // Very subtle incremental parsing bug. Consider the following code: @@ -15410,7 +14202,7 @@ var ts; return variableDeclarator.initializer === undefined; } function isReusableParameter(node) { - if (node.kind !== 144 /* Parameter */) { + if (node.kind !== 146 /* Parameter */) { return false; } // See the comment in isReusableVariableDeclaration for why we do this. @@ -15451,24 +14243,22 @@ var ts; case 22 /* ImportOrExportSpecifiers */: return ts.Diagnostics.Identifier_expected; case 13 /* JsxAttributes */: return ts.Diagnostics.Identifier_expected; case 14 /* JsxChildren */: return ts.Diagnostics.Identifier_expected; - case 23 /* JSDocFunctionParameters */: return ts.Diagnostics.Parameter_declaration_expected; - case 24 /* JSDocTypeArguments */: return ts.Diagnostics.Type_argument_expected; - case 26 /* JSDocTupleTypes */: return ts.Diagnostics.Type_expected; - case 25 /* JSDocRecordMembers */: return ts.Diagnostics.Property_assignment_expected; } } - ; // Parses a comma-delimited list of elements function parseDelimitedList(kind, parseElement, considerSemicolonAsDelimiter) { var saveParsingContext = parsingContext; parsingContext |= 1 << kind; - var result = createNodeArray(); + var list = []; + var listPos = getNodePos(); var commaStart = -1; // Meaning the previous token was not a comma while (true) { if (isListElement(kind, /*inErrorRecovery*/ false)) { - result.push(parseListElement(kind, parseElement)); + var startPos = scanner.getStartPos(); + list.push(parseListElement(kind, parseElement)); commaStart = scanner.getTokenPos(); - if (parseOptional(25 /* CommaToken */)) { + if (parseOptional(26 /* CommaToken */)) { + // No need to check for a zero length node since we know we parsed a comma continue; } commaStart = -1; // Back to the state where the last token was not a comma @@ -15477,13 +14267,20 @@ var ts; } // We didn't get a comma, and the list wasn't terminated, explicitly parse // out a comma so we give a good error message. - parseExpected(25 /* CommaToken */); + parseExpected(26 /* CommaToken */); // If the token was a semicolon, and the caller allows that, then skip it and // continue. This ensures we get back on track and don't result in tons of // parse errors. For example, this can happen when people do things like use // a semicolon to delimit object literal members. Note: we'll have already // reported an error when we called parseExpected above. - if (considerSemicolonAsDelimiter && token() === 24 /* SemicolonToken */ && !scanner.hasPrecedingLineBreak()) { + if (considerSemicolonAsDelimiter && token() === 25 /* SemicolonToken */ && !scanner.hasPrecedingLineBreak()) { + nextToken(); + } + if (startPos === scanner.getStartPos()) { + // What we're parsing isn't actually remotely recognizable as a element and we've consumed no tokens whatsoever + // Consume a token to advance the parser in some way and avoid an infinite loop + // This can happen when we're speculatively parsing parenthesized expressions which we think may be arrow functions, + // or when a modifier keyword which is disallowed as a parameter name (ie, `static` in strict mode) is supplied nextToken(); } continue; @@ -15495,6 +14292,8 @@ var ts; break; } } + parsingContext = saveParsingContext; + var result = createNodeArray(list, listPos); // Recording the trailing comma is deliberately done after the previous // loop, and not just if we see a list terminator. This is because the list // may have ended incorrectly, but it is still important to know if there @@ -15504,12 +14303,10 @@ var ts; // Always preserve a trailing comma by marking it on the NodeArray result.hasTrailingComma = true; } - result.end = getNodeEnd(); - parsingContext = saveParsingContext; return result; } function createMissingList() { - return createNodeArray(); + return createNodeArray([], getNodePos()); } function parseBracketedList(kind, parseElement, open, close) { if (parseExpected(open)) { @@ -15519,17 +14316,26 @@ var ts; } return createMissingList(); } - // The allowReservedWords parameter controls whether reserved words are permitted after the first dot function parseEntityName(allowReservedWords, diagnosticMessage) { - var entity = parseIdentifier(diagnosticMessage); - while (parseOptional(22 /* DotToken */)) { - var node = createNode(141 /* QualifiedName */, entity.pos); // !!! - node.left = entity; - node.right = parseRightSideOfDot(allowReservedWords); - entity = finishNode(node); + var entity = allowReservedWords ? parseIdentifierName(diagnosticMessage) : parseIdentifier(diagnosticMessage); + var dotPos = scanner.getStartPos(); + while (parseOptional(23 /* DotToken */)) { + if (token() === 27 /* LessThanToken */) { + // the entity is part of a JSDoc-style generic, so record the trailing dot for later error reporting + entity.jsdocDotPos = dotPos; + break; + } + dotPos = scanner.getStartPos(); + entity = createQualifiedName(entity, parseRightSideOfDot(allowReservedWords)); } return entity; } + function createQualifiedName(entity, name) { + var node = createNode(143 /* QualifiedName */, entity.pos); + node.left = entity; + node.right = name; + return finishNode(node); + } function parseRightSideOfDot(allowIdentifierNames) { // Technically a keyword is valid here as all identifiers and keywords are identifier names. // However, often we'll encounter this in error situations when the identifier or keyword @@ -15556,108 +14362,163 @@ var ts; // Report that we need an identifier. However, report it right after the dot, // and not on the next token. This is because the next token might actually // be an identifier and the error would be quite confusing. - return createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Identifier_expected); + return createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Identifier_expected); } } return allowIdentifierNames ? parseIdentifierName() : parseIdentifier(); } function parseTemplateExpression() { - var template = createNode(194 /* TemplateExpression */); + var template = createNode(196 /* TemplateExpression */); template.head = parseTemplateHead(); - ts.Debug.assert(template.head.kind === 13 /* TemplateHead */, "Template head has wrong token kind"); - var templateSpans = createNodeArray(); + ts.Debug.assert(template.head.kind === 14 /* TemplateHead */, "Template head has wrong token kind"); + var list = []; + var listPos = getNodePos(); do { - templateSpans.push(parseTemplateSpan()); - } while (ts.lastOrUndefined(templateSpans).literal.kind === 14 /* TemplateMiddle */); - templateSpans.end = getNodeEnd(); - template.templateSpans = templateSpans; + list.push(parseTemplateSpan()); + } while (ts.lastOrUndefined(list).literal.kind === 15 /* TemplateMiddle */); + template.templateSpans = createNodeArray(list, listPos); return finishNode(template); } function parseTemplateSpan() { - var span = createNode(202 /* TemplateSpan */); + var span = createNode(205 /* TemplateSpan */); span.expression = allowInAnd(parseExpression); var literal; - if (token() === 17 /* CloseBraceToken */) { + if (token() === 18 /* CloseBraceToken */) { reScanTemplateToken(); literal = parseTemplateMiddleOrTemplateTail(); } else { - literal = parseExpectedToken(15 /* TemplateTail */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(17 /* CloseBraceToken */)); + literal = parseExpectedToken(16 /* TemplateTail */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(18 /* CloseBraceToken */)); } span.literal = literal; return finishNode(span); } - function parseLiteralNode(internName) { - return parseLiteralLikeNode(token(), internName); + function parseLiteralNode() { + return parseLiteralLikeNode(token()); } function parseTemplateHead() { - var fragment = parseLiteralLikeNode(token(), /*internName*/ false); - ts.Debug.assert(fragment.kind === 13 /* TemplateHead */, "Template head has wrong token kind"); + var fragment = parseLiteralLikeNode(token()); + ts.Debug.assert(fragment.kind === 14 /* TemplateHead */, "Template head has wrong token kind"); return fragment; } function parseTemplateMiddleOrTemplateTail() { - var fragment = parseLiteralLikeNode(token(), /*internName*/ false); - ts.Debug.assert(fragment.kind === 14 /* TemplateMiddle */ || fragment.kind === 15 /* TemplateTail */, "Template fragment has wrong token kind"); + var fragment = parseLiteralLikeNode(token()); + ts.Debug.assert(fragment.kind === 15 /* TemplateMiddle */ || fragment.kind === 16 /* TemplateTail */, "Template fragment has wrong token kind"); return fragment; } - function parseLiteralLikeNode(kind, internName) { + function parseLiteralLikeNode(kind) { var node = createNode(kind); var text = scanner.getTokenValue(); - node.text = internName ? internIdentifier(text) : text; + node.text = text; if (scanner.hasExtendedUnicodeEscape()) { node.hasExtendedUnicodeEscape = true; } if (scanner.isUnterminated()) { node.isUnterminated = true; } - var tokenPos = scanner.getTokenPos(); - nextToken(); - finishNode(node); // Octal literals are not allowed in strict mode or ES5 // Note that theoretically the following condition would hold true literals like 009, // which is not octal.But because of how the scanner separates the tokens, we would // never get a token like this. Instead, we would get 00 and 9 as two separate tokens. // We also do not need to check for negatives because any prefix operator would be part of a // parent unary expression. - if (node.kind === 8 /* NumericLiteral */ - && sourceText.charCodeAt(tokenPos) === 48 /* _0 */ - && ts.isOctalDigit(sourceText.charCodeAt(tokenPos + 1))) { - node.isOctalLiteral = true; + if (node.kind === 8 /* NumericLiteral */) { + node.numericLiteralFlags = scanner.getNumericLiteralFlags(); } + nextToken(); + finishNode(node); return node; } // TYPES function parseTypeReference() { - var typeName = parseEntityName(/*allowReservedWords*/ false, ts.Diagnostics.Type_expected); - var node = createNode(157 /* TypeReference */, typeName.pos); - node.typeName = typeName; - if (!scanner.hasPrecedingLineBreak() && token() === 26 /* LessThanToken */) { - node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 26 /* LessThanToken */, 28 /* GreaterThanToken */); + var node = createNode(159 /* TypeReference */); + node.typeName = parseEntityName(/*allowReservedWords*/ true, ts.Diagnostics.Type_expected); + if (!scanner.hasPrecedingLineBreak() && token() === 27 /* LessThanToken */) { + node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 27 /* LessThanToken */, 29 /* GreaterThanToken */); } return finishNode(node); } function parseThisTypePredicate(lhs) { nextToken(); - var node = createNode(156 /* TypePredicate */, lhs.pos); + var node = createNode(158 /* TypePredicate */, lhs.pos); node.parameterName = lhs; node.type = parseType(); return finishNode(node); } function parseThisTypeNode() { - var node = createNode(167 /* ThisType */); + var node = createNode(169 /* ThisType */); + nextToken(); + return finishNode(node); + } + function parseJSDocAllType() { + var result = createNode(268 /* JSDocAllType */); + nextToken(); + return finishNode(result); + } + function parseJSDocUnknownOrNullableType() { + var pos = scanner.getStartPos(); + // skip the ? nextToken(); + // Need to lookahead to decide if this is a nullable or unknown type. + // Here are cases where we'll pick the unknown type: + // + // Foo(?, + // { a: ? } + // Foo(?) + // Foo + // Foo(?= + // (?| + if (token() === 26 /* CommaToken */ || + token() === 18 /* CloseBraceToken */ || + token() === 20 /* CloseParenToken */ || + token() === 29 /* GreaterThanToken */ || + token() === 58 /* EqualsToken */ || + token() === 49 /* BarToken */) { + var result = createNode(269 /* JSDocUnknownType */, pos); + return finishNode(result); + } + else { + var result = createNode(270 /* JSDocNullableType */, pos); + result.type = parseType(); + return finishNode(result); + } + } + function parseJSDocFunctionType() { + if (lookAhead(nextTokenIsOpenParen)) { + var result = createNode(273 /* JSDocFunctionType */); + nextToken(); + fillSignature(56 /* ColonToken */, 4 /* Type */ | 32 /* JSDoc */, result); + return addJSDocComment(finishNode(result)); + } + var node = createNode(159 /* TypeReference */); + node.typeName = parseIdentifierName(); return finishNode(node); } + function parseJSDocParameter() { + var parameter = createNode(146 /* Parameter */); + if (token() === 99 /* ThisKeyword */ || token() === 94 /* NewKeyword */) { + parameter.name = parseIdentifierName(); + parseExpected(56 /* ColonToken */); + } + parameter.type = parseType(); + return finishNode(parameter); + } + function parseJSDocNodeWithType(kind) { + var result = createNode(kind); + nextToken(); + result.type = parseNonArrayType(); + return finishNode(result); + } function parseTypeQuery() { - var node = createNode(160 /* TypeQuery */); - parseExpected(102 /* TypeOfKeyword */); + var node = createNode(162 /* TypeQuery */); + parseExpected(103 /* TypeOfKeyword */); node.exprName = parseEntityName(/*allowReservedWords*/ true); return finishNode(node); } function parseTypeParameter() { - var node = createNode(143 /* TypeParameter */); + var node = createNode(145 /* TypeParameter */); node.name = parseIdentifier(); - if (parseOptional(84 /* ExtendsKeyword */)) { + if (parseOptional(85 /* ExtendsKeyword */)) { // It's not uncommon for people to write improper constraints to a generic. If the // user writes a constraint that is an expression and not an actual type, then parse // it out as an expression (so we can recover well), but report that a type is needed @@ -15676,32 +14537,39 @@ var ts; node.expression = parseUnaryExpressionOrHigher(); } } + if (parseOptional(58 /* EqualsToken */)) { + node.default = parseType(); + } return finishNode(node); } function parseTypeParameters() { - if (token() === 26 /* LessThanToken */) { - return parseBracketedList(18 /* TypeParameters */, parseTypeParameter, 26 /* LessThanToken */, 28 /* GreaterThanToken */); + if (token() === 27 /* LessThanToken */) { + return parseBracketedList(18 /* TypeParameters */, parseTypeParameter, 27 /* LessThanToken */, 29 /* GreaterThanToken */); } } function parseParameterType() { - if (parseOptional(55 /* ColonToken */)) { + if (parseOptional(56 /* ColonToken */)) { return parseType(); } return undefined; } function isStartOfParameter() { - return token() === 23 /* DotDotDotToken */ || isIdentifierOrPattern() || ts.isModifierKind(token()) || token() === 56 /* AtToken */ || token() === 98 /* ThisKeyword */; - } - function parseParameter() { - var node = createNode(144 /* Parameter */); - if (token() === 98 /* ThisKeyword */) { - node.name = createIdentifier(/*isIdentifier*/ true, undefined); + return token() === 24 /* DotDotDotToken */ || + isIdentifierOrPattern() || + ts.isModifierKind(token()) || + token() === 57 /* AtToken */ || + isStartOfType(/*inStartOfParameter*/ true); + } + function parseParameter(requireEqualsToken) { + var node = createNode(146 /* Parameter */); + if (token() === 99 /* ThisKeyword */) { + node.name = createIdentifier(/*isIdentifier*/ true); node.type = parseParameterType(); return finishNode(node); } node.decorators = parseDecorators(); node.modifiers = parseModifiers(); - node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); // FormalParameter [Yield,Await]: // BindingElement[?Yield,?Await] node.name = parseIdentifierOrPattern(); @@ -15716,38 +14584,38 @@ var ts; // to avoid this we'll advance cursor to the next token. nextToken(); } - node.questionToken = parseOptionalToken(54 /* QuestionToken */); + node.questionToken = parseOptionalToken(55 /* QuestionToken */); node.type = parseParameterType(); - node.initializer = parseBindingElementInitializer(/*inParameter*/ true); - // Do not check for initializers in an ambient context for parameters. This is not - // a grammar error because the grammar allows arbitrary call signatures in - // an ambient context. - // It is actually not necessary for this to be an error at all. The reason is that - // function/constructor implementations are syntactically disallowed in ambient - // contexts. In addition, parameter initializers are semantically disallowed in - // overload signatures. So parameter initializers are transitively disallowed in - // ambient contexts. + node.initializer = parseInitializer(/*inParameter*/ true, requireEqualsToken); return addJSDocComment(finishNode(node)); } - function parseBindingElementInitializer(inParameter) { - return inParameter ? parseParameterInitializer() : parseNonParameterInitializer(); + function fillSignature(returnToken, flags, signature) { + if (!(flags & 32 /* JSDoc */)) { + signature.typeParameters = parseTypeParameters(); + } + signature.parameters = parseParameterList(flags); + signature.type = parseReturnType(returnToken, !!(flags & 4 /* Type */)); } - function parseParameterInitializer() { - return parseInitializer(/*inParameter*/ true); + function parseReturnType(returnToken, isType) { + return shouldParseReturnType(returnToken, isType) ? parseTypeOrTypePredicate() : undefined; } - function fillSignature(returnToken, yieldContext, awaitContext, requireCompleteParameterList, signature) { - var returnTokenRequired = returnToken === 35 /* EqualsGreaterThanToken */; - signature.typeParameters = parseTypeParameters(); - signature.parameters = parseParameterList(yieldContext, awaitContext, requireCompleteParameterList); - if (returnTokenRequired) { + function shouldParseReturnType(returnToken, isType) { + if (returnToken === 36 /* EqualsGreaterThanToken */) { parseExpected(returnToken); - signature.type = parseTypeOrTypePredicate(); + return true; + } + else if (parseOptional(56 /* ColonToken */)) { + return true; } - else if (parseOptional(returnToken)) { - signature.type = parseTypeOrTypePredicate(); + else if (isType && token() === 36 /* EqualsGreaterThanToken */) { + // This is easy to get backward, especially in type contexts, so parse the type anyway + parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(56 /* ColonToken */)); + nextToken(); + return true; } + return false; } - function parseParameterList(yieldContext, awaitContext, requireCompleteParameterList) { + function parseParameterList(flags) { // FormalParameters [Yield,Await]: (modified) // [empty] // FormalParameterList[?Yield,Await] @@ -15761,15 +14629,15 @@ var ts; // // SingleNameBinding [Yield,Await]: // BindingIdentifier[?Yield,?Await]Initializer [In, ?Yield,?Await] opt - if (parseExpected(18 /* OpenParenToken */)) { + if (parseExpected(19 /* OpenParenToken */)) { var savedYieldContext = inYieldContext(); var savedAwaitContext = inAwaitContext(); - setYieldContext(yieldContext); - setAwaitContext(awaitContext); - var result = parseDelimitedList(16 /* Parameters */, parseParameter); + setYieldContext(!!(flags & 1 /* Yield */)); + setAwaitContext(!!(flags & 2 /* Await */)); + var result = parseDelimitedList(16 /* Parameters */, flags & 32 /* JSDoc */ ? parseJSDocParameter : function () { return parseParameter(!!(flags & 8 /* RequireCompleteParameterList */)); }); setYieldContext(savedYieldContext); setAwaitContext(savedAwaitContext); - if (!parseExpected(19 /* CloseParenToken */) && requireCompleteParameterList) { + if (!parseExpected(20 /* CloseParenToken */) && (flags & 8 /* RequireCompleteParameterList */)) { // Caller insisted that we had to end with a ) We didn't. So just return // undefined here. return undefined; @@ -15779,12 +14647,12 @@ var ts; // We didn't even have an open paren. If the caller requires a complete parameter list, // we definitely can't provide that. However, if they're ok with an incomplete one, // then just return an empty set of parameters. - return requireCompleteParameterList ? undefined : createMissingList(); + return (flags & 8 /* RequireCompleteParameterList */) ? undefined : createMissingList(); } function parseTypeMemberSemicolon() { // We allow type members to be separated by commas or (possibly ASI) semicolons. // First check if it was a comma. If so, we're done with the member. - if (parseOptional(25 /* CommaToken */)) { + if (parseOptional(26 /* CommaToken */)) { return; } // Didn't have a comma. We must have a (possible ASI) semicolon. @@ -15792,15 +14660,15 @@ var ts; } function parseSignatureMember(kind) { var node = createNode(kind); - if (kind === 154 /* ConstructSignature */) { - parseExpected(93 /* NewKeyword */); + if (kind === 156 /* ConstructSignature */) { + parseExpected(94 /* NewKeyword */); } - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); + fillSignature(56 /* ColonToken */, 4 /* Type */, node); parseTypeMemberSemicolon(); return addJSDocComment(finishNode(node)); } function isIndexSignature() { - if (token() !== 20 /* OpenBracketToken */) { + if (token() !== 21 /* OpenBracketToken */) { return false; } return lookAhead(isUnambiguouslyIndexSignature); @@ -15823,7 +14691,7 @@ var ts; // [] // nextToken(); - if (token() === 23 /* DotDotDotToken */ || token() === 21 /* CloseBracketToken */) { + if (token() === 24 /* DotDotDotToken */ || token() === 22 /* CloseBracketToken */) { return true; } if (ts.isModifierKind(token())) { @@ -15842,49 +14710,49 @@ var ts; // A colon signifies a well formed indexer // A comma should be a badly formed indexer because comma expressions are not allowed // in computed properties. - if (token() === 55 /* ColonToken */ || token() === 25 /* CommaToken */) { + if (token() === 56 /* ColonToken */ || token() === 26 /* CommaToken */) { return true; } // Question mark could be an indexer with an optional property, // or it could be a conditional expression in a computed property. - if (token() !== 54 /* QuestionToken */) { + if (token() !== 55 /* QuestionToken */) { return false; } // If any of the following tokens are after the question mark, it cannot // be a conditional expression, so treat it as an indexer. nextToken(); - return token() === 55 /* ColonToken */ || token() === 25 /* CommaToken */ || token() === 21 /* CloseBracketToken */; + return token() === 56 /* ColonToken */ || token() === 26 /* CommaToken */ || token() === 22 /* CloseBracketToken */; } function parseIndexSignatureDeclaration(fullStart, decorators, modifiers) { - var node = createNode(155 /* IndexSignature */, fullStart); + var node = createNode(157 /* IndexSignature */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - node.parameters = parseBracketedList(16 /* Parameters */, parseParameter, 20 /* OpenBracketToken */, 21 /* CloseBracketToken */); + node.parameters = parseBracketedList(16 /* Parameters */, parseParameter, 21 /* OpenBracketToken */, 22 /* CloseBracketToken */); node.type = parseTypeAnnotation(); parseTypeMemberSemicolon(); - return finishNode(node); + return addJSDocComment(finishNode(node)); } function parsePropertyOrMethodSignature(fullStart, modifiers) { var name = parsePropertyName(); - var questionToken = parseOptionalToken(54 /* QuestionToken */); - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { - var method = createNode(148 /* MethodSignature */, fullStart); + var questionToken = parseOptionalToken(55 /* QuestionToken */); + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { + var method = createNode(150 /* MethodSignature */, fullStart); method.modifiers = modifiers; method.name = name; method.questionToken = questionToken; // Method signatures don't exist in expression contexts. So they have neither // [Yield] nor [Await] - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, method); + fillSignature(56 /* ColonToken */, 4 /* Type */, method); parseTypeMemberSemicolon(); return addJSDocComment(finishNode(method)); } else { - var property = createNode(146 /* PropertySignature */, fullStart); + var property = createNode(148 /* PropertySignature */, fullStart); property.modifiers = modifiers; property.name = name; property.questionToken = questionToken; property.type = parseTypeAnnotation(); - if (token() === 57 /* EqualsToken */) { + if (token() === 58 /* EqualsToken */) { // Although type literal properties cannot not have initializers, we attempt // to parse an initializer so we can report in the checker that an interface // property or type literal property cannot have an initializer. @@ -15895,43 +14763,43 @@ var ts; } } function isTypeMemberStart() { - var idToken; // Return true if we have the start of a signature member - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { return true; } + var idToken; // Eat up all modifiers, but hold on to the last one in case it is actually an identifier while (ts.isModifierKind(token())) { - idToken = token(); + idToken = true; nextToken(); } // Index signatures and computed property names are type members - if (token() === 20 /* OpenBracketToken */) { + if (token() === 21 /* OpenBracketToken */) { return true; } // Try to get the first property-like token following all modifiers if (isLiteralPropertyName()) { - idToken = token(); + idToken = true; nextToken(); } // If we were able to get any potential identifier, check that it is // the start of a member declaration if (idToken) { - return token() === 18 /* OpenParenToken */ || - token() === 26 /* LessThanToken */ || - token() === 54 /* QuestionToken */ || - token() === 55 /* ColonToken */ || - token() === 25 /* CommaToken */ || + return token() === 19 /* OpenParenToken */ || + token() === 27 /* LessThanToken */ || + token() === 55 /* QuestionToken */ || + token() === 56 /* ColonToken */ || + token() === 26 /* CommaToken */ || canParseSemicolon(); } return false; } function parseTypeMember() { - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { - return parseSignatureMember(153 /* CallSignature */); + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { + return parseSignatureMember(155 /* CallSignature */); } - if (token() === 93 /* NewKeyword */ && lookAhead(isStartOfConstructSignature)) { - return parseSignatureMember(154 /* ConstructSignature */); + if (token() === 94 /* NewKeyword */ && lookAhead(nextTokenIsOpenParenOrLessThan)) { + return parseSignatureMember(156 /* ConstructSignature */); } var fullStart = getNodePos(); var modifiers = parseModifiers(); @@ -15940,20 +14808,20 @@ var ts; } return parsePropertyOrMethodSignature(fullStart, modifiers); } - function isStartOfConstructSignature() { + function nextTokenIsOpenParenOrLessThan() { nextToken(); - return token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */; + return token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */; } function parseTypeLiteral() { - var node = createNode(161 /* TypeLiteral */); + var node = createNode(163 /* TypeLiteral */); node.members = parseObjectTypeMembers(); return finishNode(node); } function parseObjectTypeMembers() { var members; - if (parseExpected(16 /* OpenBraceToken */)) { + if (parseExpected(17 /* OpenBraceToken */)) { members = parseList(4 /* TypeMembers */, parseTypeMember); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { members = createMissingList(); @@ -15962,166 +14830,221 @@ var ts; } function isStartOfMappedType() { nextToken(); - if (token() === 130 /* ReadonlyKeyword */) { + if (token() === 131 /* ReadonlyKeyword */) { nextToken(); } - return token() === 20 /* OpenBracketToken */ && nextTokenIsIdentifier() && nextToken() === 91 /* InKeyword */; + return token() === 21 /* OpenBracketToken */ && nextTokenIsIdentifier() && nextToken() === 92 /* InKeyword */; } function parseMappedTypeParameter() { - var node = createNode(143 /* TypeParameter */); + var node = createNode(145 /* TypeParameter */); node.name = parseIdentifier(); - parseExpected(91 /* InKeyword */); + parseExpected(92 /* InKeyword */); node.constraint = parseType(); return finishNode(node); } function parseMappedType() { - var node = createNode(170 /* MappedType */); - parseExpected(16 /* OpenBraceToken */); - node.readonlyToken = parseOptionalToken(130 /* ReadonlyKeyword */); - parseExpected(20 /* OpenBracketToken */); + var node = createNode(172 /* MappedType */); + parseExpected(17 /* OpenBraceToken */); + node.readonlyToken = parseOptionalToken(131 /* ReadonlyKeyword */); + parseExpected(21 /* OpenBracketToken */); node.typeParameter = parseMappedTypeParameter(); - parseExpected(21 /* CloseBracketToken */); - node.questionToken = parseOptionalToken(54 /* QuestionToken */); + parseExpected(22 /* CloseBracketToken */); + node.questionToken = parseOptionalToken(55 /* QuestionToken */); node.type = parseTypeAnnotation(); parseSemicolon(); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseTupleType() { - var node = createNode(163 /* TupleType */); - node.elementTypes = parseBracketedList(20 /* TupleElementTypes */, parseType, 20 /* OpenBracketToken */, 21 /* CloseBracketToken */); + var node = createNode(165 /* TupleType */); + node.elementTypes = parseBracketedList(20 /* TupleElementTypes */, parseType, 21 /* OpenBracketToken */, 22 /* CloseBracketToken */); return finishNode(node); } function parseParenthesizedType() { - var node = createNode(166 /* ParenthesizedType */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(168 /* ParenthesizedType */); + parseExpected(19 /* OpenParenToken */); node.type = parseType(); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); return finishNode(node); } function parseFunctionOrConstructorType(kind) { var node = createNode(kind); - if (kind === 159 /* ConstructorType */) { - parseExpected(93 /* NewKeyword */); + if (kind === 161 /* ConstructorType */) { + parseExpected(94 /* NewKeyword */); } - fillSignature(35 /* EqualsGreaterThanToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); - return finishNode(node); + fillSignature(36 /* EqualsGreaterThanToken */, 4 /* Type */, node); + return addJSDocComment(finishNode(node)); } function parseKeywordAndNoDot() { var node = parseTokenNode(); - return token() === 22 /* DotToken */ ? undefined : node; - } - function parseLiteralTypeNode() { - var node = createNode(171 /* LiteralType */); - node.literal = parseSimpleUnaryExpression(); - finishNode(node); - return node; + return token() === 23 /* DotToken */ ? undefined : node; + } + function parseLiteralTypeNode(negative) { + var node = createNode(173 /* LiteralType */); + var unaryMinusExpression; + if (negative) { + unaryMinusExpression = createNode(192 /* PrefixUnaryExpression */); + unaryMinusExpression.operator = 38 /* MinusToken */; + nextToken(); + } + var expression = token() === 101 /* TrueKeyword */ || token() === 86 /* FalseKeyword */ + ? parseTokenNode() + : parseLiteralLikeNode(token()); + if (negative) { + unaryMinusExpression.operand = expression; + finishNode(unaryMinusExpression); + expression = unaryMinusExpression; + } + node.literal = expression; + return finishNode(node); } function nextTokenIsNumericLiteral() { return nextToken() === 8 /* NumericLiteral */; } function parseNonArrayType() { switch (token()) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 137 /* UndefinedKeyword */: - case 129 /* NeverKeyword */: + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 139 /* UndefinedKeyword */: + case 130 /* NeverKeyword */: + case 134 /* ObjectKeyword */: // If these are followed by a dot, then parse these out as a dotted type reference instead. - var node = tryParse(parseKeywordAndNoDot); - return node || parseTypeReference(); + return tryParse(parseKeywordAndNoDot) || parseTypeReference(); + case 39 /* AsteriskToken */: + return parseJSDocAllType(); + case 55 /* QuestionToken */: + return parseJSDocUnknownOrNullableType(); + case 89 /* FunctionKeyword */: + return parseJSDocFunctionType(); + case 24 /* DotDotDotToken */: + return parseJSDocNodeWithType(274 /* JSDocVariadicType */); + case 51 /* ExclamationToken */: + return parseJSDocNodeWithType(271 /* JSDocNonNullableType */); + case 13 /* NoSubstitutionTemplateLiteral */: case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: return parseLiteralTypeNode(); - case 37 /* MinusToken */: - return lookAhead(nextTokenIsNumericLiteral) ? parseLiteralTypeNode() : parseTypeReference(); - case 104 /* VoidKeyword */: - case 94 /* NullKeyword */: + case 38 /* MinusToken */: + return lookAhead(nextTokenIsNumericLiteral) ? parseLiteralTypeNode(/*negative*/ true) : parseTypeReference(); + case 105 /* VoidKeyword */: + case 95 /* NullKeyword */: return parseTokenNode(); - case 98 /* ThisKeyword */: { + case 99 /* ThisKeyword */: { var thisKeyword = parseThisTypeNode(); - if (token() === 125 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { + if (token() === 126 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { return parseThisTypePredicate(thisKeyword); } else { return thisKeyword; } } - case 102 /* TypeOfKeyword */: + case 103 /* TypeOfKeyword */: return parseTypeQuery(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return lookAhead(isStartOfMappedType) ? parseMappedType() : parseTypeLiteral(); - case 20 /* OpenBracketToken */: + case 21 /* OpenBracketToken */: return parseTupleType(); - case 18 /* OpenParenToken */: + case 19 /* OpenParenToken */: return parseParenthesizedType(); default: return parseTypeReference(); } } - function isStartOfType() { + function isStartOfType(inStartOfParameter) { switch (token()) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 98 /* ThisKeyword */: - case 102 /* TypeOfKeyword */: - case 129 /* NeverKeyword */: - case 16 /* OpenBraceToken */: - case 20 /* OpenBracketToken */: - case 26 /* LessThanToken */: - case 48 /* BarToken */: - case 47 /* AmpersandToken */: - case 93 /* NewKeyword */: + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 99 /* ThisKeyword */: + case 103 /* TypeOfKeyword */: + case 130 /* NeverKeyword */: + case 17 /* OpenBraceToken */: + case 21 /* OpenBracketToken */: + case 27 /* LessThanToken */: + case 49 /* BarToken */: + case 48 /* AmpersandToken */: + case 94 /* NewKeyword */: case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: + case 134 /* ObjectKeyword */: + case 39 /* AsteriskToken */: + case 55 /* QuestionToken */: + case 51 /* ExclamationToken */: + case 24 /* DotDotDotToken */: return true; - case 37 /* MinusToken */: - return lookAhead(nextTokenIsNumericLiteral); - case 18 /* OpenParenToken */: + case 38 /* MinusToken */: + return !inStartOfParameter && lookAhead(nextTokenIsNumericLiteral); + case 19 /* OpenParenToken */: // Only consider '(' the start of a type if followed by ')', '...', an identifier, a modifier, // or something that starts a type. We don't want to consider things like '(1)' a type. - return lookAhead(isStartOfParenthesizedOrFunctionType); + return !inStartOfParameter && lookAhead(isStartOfParenthesizedOrFunctionType); default: return isIdentifier(); } } function isStartOfParenthesizedOrFunctionType() { nextToken(); - return token() === 19 /* CloseParenToken */ || isStartOfParameter() || isStartOfType(); + return token() === 20 /* CloseParenToken */ || isStartOfParameter() || isStartOfType(); } - function parseArrayTypeOrHigher() { + function parsePostfixTypeOrHigher() { var type = parseNonArrayType(); - while (!scanner.hasPrecedingLineBreak() && parseOptional(20 /* OpenBracketToken */)) { - if (isStartOfType()) { - var node = createNode(169 /* IndexedAccessType */, type.pos); - node.objectType = type; - node.indexType = parseType(); - parseExpected(21 /* CloseBracketToken */); - type = finishNode(node); - } - else { - var node = createNode(162 /* ArrayType */, type.pos); - node.elementType = type; - parseExpected(21 /* CloseBracketToken */); - type = finishNode(node); + while (!scanner.hasPrecedingLineBreak()) { + switch (token()) { + case 58 /* EqualsToken */: + // only parse postfix = inside jsdoc, because it's ambiguous elsewhere + if (!(contextFlags & 1048576 /* JSDoc */)) { + return type; + } + type = createJSDocPostfixType(272 /* JSDocOptionalType */, type); + break; + case 51 /* ExclamationToken */: + type = createJSDocPostfixType(271 /* JSDocNonNullableType */, type); + break; + case 55 /* QuestionToken */: + type = createJSDocPostfixType(270 /* JSDocNullableType */, type); + break; + case 21 /* OpenBracketToken */: + parseExpected(21 /* OpenBracketToken */); + if (isStartOfType()) { + var node = createNode(171 /* IndexedAccessType */, type.pos); + node.objectType = type; + node.indexType = parseType(); + parseExpected(22 /* CloseBracketToken */); + type = finishNode(node); + } + else { + var node = createNode(164 /* ArrayType */, type.pos); + node.elementType = type; + parseExpected(22 /* CloseBracketToken */); + type = finishNode(node); + } + break; + default: + return type; } } return type; } + function createJSDocPostfixType(kind, type) { + nextToken(); + var postfix = createNode(kind, type.pos); + postfix.type = type; + return finishNode(postfix); + } function parseTypeOperator(operator) { - var node = createNode(168 /* TypeOperator */); + var node = createNode(170 /* TypeOperator */); parseExpected(operator); node.operator = operator; node.type = parseTypeOperatorOrHigher(); @@ -16129,48 +15052,47 @@ var ts; } function parseTypeOperatorOrHigher() { switch (token()) { - case 126 /* KeyOfKeyword */: - return parseTypeOperator(126 /* KeyOfKeyword */); + case 127 /* KeyOfKeyword */: + return parseTypeOperator(127 /* KeyOfKeyword */); } - return parseArrayTypeOrHigher(); + return parsePostfixTypeOrHigher(); } function parseUnionOrIntersectionType(kind, parseConstituentType, operator) { parseOptional(operator); var type = parseConstituentType(); if (token() === operator) { - var types = createNodeArray([type], type.pos); + var types = [type]; while (parseOptional(operator)) { types.push(parseConstituentType()); } - types.end = getNodeEnd(); var node = createNode(kind, type.pos); - node.types = types; + node.types = createNodeArray(types, type.pos); type = finishNode(node); } return type; } function parseIntersectionTypeOrHigher() { - return parseUnionOrIntersectionType(165 /* IntersectionType */, parseTypeOperatorOrHigher, 47 /* AmpersandToken */); + return parseUnionOrIntersectionType(167 /* IntersectionType */, parseTypeOperatorOrHigher, 48 /* AmpersandToken */); } function parseUnionTypeOrHigher() { - return parseUnionOrIntersectionType(164 /* UnionType */, parseIntersectionTypeOrHigher, 48 /* BarToken */); + return parseUnionOrIntersectionType(166 /* UnionType */, parseIntersectionTypeOrHigher, 49 /* BarToken */); } function isStartOfFunctionType() { - if (token() === 26 /* LessThanToken */) { + if (token() === 27 /* LessThanToken */) { return true; } - return token() === 18 /* OpenParenToken */ && lookAhead(isUnambiguouslyStartOfFunctionType); + return token() === 19 /* OpenParenToken */ && lookAhead(isUnambiguouslyStartOfFunctionType); } function skipParameterStart() { if (ts.isModifierKind(token())) { // Skip modifiers parseModifiers(); } - if (isIdentifier() || token() === 98 /* ThisKeyword */) { + if (isIdentifier() || token() === 99 /* ThisKeyword */) { nextToken(); return true; } - if (token() === 20 /* OpenBracketToken */ || token() === 16 /* OpenBraceToken */) { + if (token() === 21 /* OpenBracketToken */ || token() === 17 /* OpenBraceToken */) { // Return true if we can parse an array or object binding pattern with no errors var previousErrorCount = parseDiagnostics.length; parseIdentifierOrPattern(); @@ -16180,7 +15102,7 @@ var ts; } function isUnambiguouslyStartOfFunctionType() { nextToken(); - if (token() === 19 /* CloseParenToken */ || token() === 23 /* DotDotDotToken */) { + if (token() === 20 /* CloseParenToken */ || token() === 24 /* DotDotDotToken */) { // ( ) // ( ... return true; @@ -16188,17 +15110,17 @@ var ts; if (skipParameterStart()) { // We successfully skipped modifiers (if any) and an identifier or binding pattern, // now see if we have something that indicates a parameter declaration - if (token() === 55 /* ColonToken */ || token() === 25 /* CommaToken */ || - token() === 54 /* QuestionToken */ || token() === 57 /* EqualsToken */) { + if (token() === 56 /* ColonToken */ || token() === 26 /* CommaToken */ || + token() === 55 /* QuestionToken */ || token() === 58 /* EqualsToken */) { // ( xxx : // ( xxx , // ( xxx ? // ( xxx = return true; } - if (token() === 19 /* CloseParenToken */) { + if (token() === 20 /* CloseParenToken */) { nextToken(); - if (token() === 35 /* EqualsGreaterThanToken */) { + if (token() === 36 /* EqualsGreaterThanToken */) { // ( xxx ) => return true; } @@ -16210,7 +15132,7 @@ var ts; var typePredicateVariable = isIdentifier() && tryParse(parseTypePredicatePrefix); var type = parseType(); if (typePredicateVariable) { - var node = createNode(156 /* TypePredicate */, typePredicateVariable.pos); + var node = createNode(158 /* TypePredicate */, typePredicateVariable.pos); node.parameterName = typePredicateVariable; node.type = type; return finishNode(node); @@ -16221,7 +15143,7 @@ var ts; } function parseTypePredicatePrefix() { var id = parseIdentifier(); - if (token() === 125 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { + if (token() === 126 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { nextToken(); return id; } @@ -16233,38 +15155,40 @@ var ts; } function parseTypeWorker() { if (isStartOfFunctionType()) { - return parseFunctionOrConstructorType(158 /* FunctionType */); + return parseFunctionOrConstructorType(160 /* FunctionType */); } - if (token() === 93 /* NewKeyword */) { - return parseFunctionOrConstructorType(159 /* ConstructorType */); + if (token() === 94 /* NewKeyword */) { + return parseFunctionOrConstructorType(161 /* ConstructorType */); } return parseUnionTypeOrHigher(); } function parseTypeAnnotation() { - return parseOptional(55 /* ColonToken */) ? parseType() : undefined; + return parseOptional(56 /* ColonToken */) ? parseType() : undefined; } // EXPRESSIONS function isStartOfLeftHandSideExpression() { switch (token()) { - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: - case 13 /* TemplateHead */: - case 18 /* OpenParenToken */: - case 20 /* OpenBracketToken */: - case 16 /* OpenBraceToken */: - case 88 /* FunctionKeyword */: - case 74 /* ClassKeyword */: - case 93 /* NewKeyword */: - case 40 /* SlashToken */: - case 62 /* SlashEqualsToken */: - case 70 /* Identifier */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 14 /* TemplateHead */: + case 19 /* OpenParenToken */: + case 21 /* OpenBracketToken */: + case 17 /* OpenBraceToken */: + case 89 /* FunctionKeyword */: + case 75 /* ClassKeyword */: + case 94 /* NewKeyword */: + case 41 /* SlashToken */: + case 63 /* SlashEqualsToken */: + case 71 /* Identifier */: return true; + case 91 /* ImportKeyword */: + return lookAhead(nextTokenIsOpenParenOrLessThan); default: return isIdentifier(); } @@ -16274,18 +15198,18 @@ var ts; return true; } switch (token()) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: - case 50 /* ExclamationToken */: - case 79 /* DeleteKeyword */: - case 102 /* TypeOfKeyword */: - case 104 /* VoidKeyword */: - case 42 /* PlusPlusToken */: - case 43 /* MinusMinusToken */: - case 26 /* LessThanToken */: - case 120 /* AwaitKeyword */: - case 115 /* YieldKeyword */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + case 51 /* ExclamationToken */: + case 80 /* DeleteKeyword */: + case 103 /* TypeOfKeyword */: + case 105 /* VoidKeyword */: + case 43 /* PlusPlusToken */: + case 44 /* MinusMinusToken */: + case 27 /* LessThanToken */: + case 121 /* AwaitKeyword */: + case 116 /* YieldKeyword */: // Yield/await always starts an expression. Either it is an identifier (in which case // it is definitely an expression). Or it's a keyword (either because we're in // a generator or async function, or in strict mode (or both)) and it started a yield or await expression. @@ -16303,10 +15227,10 @@ var ts; } function isStartOfExpressionStatement() { // As per the grammar, none of '{' or 'function' or 'class' can start an expression statement. - return token() !== 16 /* OpenBraceToken */ && - token() !== 88 /* FunctionKeyword */ && - token() !== 74 /* ClassKeyword */ && - token() !== 56 /* AtToken */ && + return token() !== 17 /* OpenBraceToken */ && + token() !== 89 /* FunctionKeyword */ && + token() !== 75 /* ClassKeyword */ && + token() !== 57 /* AtToken */ && isStartOfExpression(); } function parseExpression() { @@ -16320,7 +15244,7 @@ var ts; } var expr = parseAssignmentExpressionOrHigher(); var operatorToken; - while ((operatorToken = parseOptionalToken(25 /* CommaToken */))) { + while ((operatorToken = parseOptionalToken(26 /* CommaToken */))) { expr = makeBinaryExpression(expr, operatorToken, parseAssignmentExpressionOrHigher()); } if (saveDecoratorContext) { @@ -16328,8 +15252,8 @@ var ts; } return expr; } - function parseInitializer(inParameter) { - if (token() !== 57 /* EqualsToken */) { + function parseInitializer(inParameter, requireEqualsToken) { + if (token() !== 58 /* EqualsToken */) { // It's not uncommon during typing for the user to miss writing the '=' token. Check if // there is no newline after the last token and if we're on an expression. If so, parse // this as an equals-value clause with a missing equals. @@ -16338,15 +15262,22 @@ var ts; // it's more likely that a { would be a allowed (as an object literal). While this // is also allowed for parameters, the risk is that we consume the { as an object // literal when it really will be for the block following the parameter. - if (scanner.hasPrecedingLineBreak() || (inParameter && token() === 16 /* OpenBraceToken */) || !isStartOfExpression()) { + if (scanner.hasPrecedingLineBreak() || (inParameter && token() === 17 /* OpenBraceToken */) || !isStartOfExpression()) { // preceding line break, open brace in a parameter (likely a function body) or current token is not an expression - // do not try to parse initializer return undefined; } + if (inParameter && requireEqualsToken) { + // = is required when speculatively parsing arrow function parameters, + // so return a fake initializer as a signal that the equals token was missing + var result = createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics._0_expected, "="); + result.escapedText = "= not found"; + return result; + } } // Initializer[In, Yield] : // = AssignmentExpression[?In, ?Yield] - parseExpected(57 /* EqualsToken */); + parseExpected(58 /* EqualsToken */); return parseAssignmentExpressionOrHigher(); } function parseAssignmentExpressionOrHigher() { @@ -16392,7 +15323,7 @@ var ts; // To avoid a look-ahead, we did not handle the case of an arrow function with a single un-parenthesized // parameter ('x => ...') above. We handle it here by checking if the parsed expression was a single // identifier and the current token is an arrow. - if (expr.kind === 70 /* Identifier */ && token() === 35 /* EqualsGreaterThanToken */) { + if (expr.kind === 71 /* Identifier */ && token() === 36 /* EqualsGreaterThanToken */) { return parseSimpleArrowFunctionExpression(expr); } // Now see if we might be in cases '2' or '3'. @@ -16408,7 +15339,7 @@ var ts; return parseConditionalExpressionRest(expr); } function isYieldExpression() { - if (token() === 115 /* YieldKeyword */) { + if (token() === 116 /* YieldKeyword */) { // If we have a 'yield' keyword, and this is a context where yield expressions are // allowed, then definitely parse out a yield expression. if (inYieldContext()) { @@ -16428,7 +15359,7 @@ var ts; // for now we just check if the next token is an identifier. More heuristics // can be added here later as necessary. We just need to make sure that we // don't accidentally consume something legal. - return lookAhead(nextTokenIsIdentifierOrKeywordOrNumberOnSameLine); + return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine); } return false; } @@ -16437,15 +15368,15 @@ var ts; return !scanner.hasPrecedingLineBreak() && isIdentifier(); } function parseYieldExpression() { - var node = createNode(195 /* YieldExpression */); + var node = createNode(197 /* YieldExpression */); // YieldExpression[In] : // yield // yield [no LineTerminator here] [Lexical goal InputElementRegExp]AssignmentExpression[?In, Yield] // yield [no LineTerminator here] * [Lexical goal InputElementRegExp]AssignmentExpression[?In, Yield] nextToken(); if (!scanner.hasPrecedingLineBreak() && - (token() === 38 /* AsteriskToken */ || isStartOfExpression())) { - node.asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + (token() === 39 /* AsteriskToken */ || isStartOfExpression())) { + node.asteriskToken = parseOptionalToken(39 /* AsteriskToken */); node.expression = parseAssignmentExpressionOrHigher(); return finishNode(node); } @@ -16456,21 +15387,20 @@ var ts; } } function parseSimpleArrowFunctionExpression(identifier, asyncModifier) { - ts.Debug.assert(token() === 35 /* EqualsGreaterThanToken */, "parseSimpleArrowFunctionExpression should only have been called if we had a =>"); + ts.Debug.assert(token() === 36 /* EqualsGreaterThanToken */, "parseSimpleArrowFunctionExpression should only have been called if we had a =>"); var node; if (asyncModifier) { - node = createNode(185 /* ArrowFunction */, asyncModifier.pos); + node = createNode(187 /* ArrowFunction */, asyncModifier.pos); node.modifiers = asyncModifier; } else { - node = createNode(185 /* ArrowFunction */, identifier.pos); + node = createNode(187 /* ArrowFunction */, identifier.pos); } - var parameter = createNode(144 /* Parameter */, identifier.pos); + var parameter = createNode(146 /* Parameter */, identifier.pos); parameter.name = identifier; finishNode(parameter); - node.parameters = createNodeArray([parameter], parameter.pos); - node.parameters.end = parameter.end; - node.equalsGreaterThanToken = parseExpectedToken(35 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); + node.parameters = createNodeArray([parameter], parameter.pos, parameter.end); + node.equalsGreaterThanToken = parseExpectedToken(36 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); node.body = parseArrowFunctionExpressionBody(/*isAsync*/ !!asyncModifier); return addJSDocComment(finishNode(node)); } @@ -16491,12 +15421,12 @@ var ts; // Didn't appear to actually be a parenthesized arrow function. Just bail out. return undefined; } - var isAsync = !!(ts.getModifierFlags(arrowFunction) & 256 /* Async */); + var isAsync = ts.hasModifier(arrowFunction, 256 /* Async */); // If we have an arrow, then try to parse the body. Even if not, try to parse if we // have an opening brace, just in case we're in an error state. var lastToken = token(); - arrowFunction.equalsGreaterThanToken = parseExpectedToken(35 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); - arrowFunction.body = (lastToken === 35 /* EqualsGreaterThanToken */ || lastToken === 16 /* OpenBraceToken */) + arrowFunction.equalsGreaterThanToken = parseExpectedToken(36 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); + arrowFunction.body = (lastToken === 36 /* EqualsGreaterThanToken */ || lastToken === 17 /* OpenBraceToken */) ? parseArrowFunctionExpressionBody(isAsync) : parseIdentifier(); return addJSDocComment(finishNode(arrowFunction)); @@ -16506,10 +15436,10 @@ var ts; // Unknown -> There *might* be a parenthesized arrow function here. // Speculatively look ahead to be sure, and rollback if not. function isParenthesizedArrowFunctionExpression() { - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */ || token() === 119 /* AsyncKeyword */) { + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */ || token() === 120 /* AsyncKeyword */) { return lookAhead(isParenthesizedArrowFunctionExpressionWorker); } - if (token() === 35 /* EqualsGreaterThanToken */) { + if (token() === 36 /* EqualsGreaterThanToken */) { // ERROR RECOVERY TWEAK: // If we see a standalone => try to parse it as an arrow function expression as that's // likely what the user intended to write. @@ -16519,28 +15449,28 @@ var ts; return 0 /* False */; } function isParenthesizedArrowFunctionExpressionWorker() { - if (token() === 119 /* AsyncKeyword */) { + if (token() === 120 /* AsyncKeyword */) { nextToken(); if (scanner.hasPrecedingLineBreak()) { return 0 /* False */; } - if (token() !== 18 /* OpenParenToken */ && token() !== 26 /* LessThanToken */) { + if (token() !== 19 /* OpenParenToken */ && token() !== 27 /* LessThanToken */) { return 0 /* False */; } } var first = token(); var second = nextToken(); - if (first === 18 /* OpenParenToken */) { - if (second === 19 /* CloseParenToken */) { + if (first === 19 /* OpenParenToken */) { + if (second === 20 /* CloseParenToken */) { // Simple cases: "() =>", "(): ", and "() {". // This is an arrow function with no parameters. // The last one is not actually an arrow function, // but this is probably what the user intended. var third = nextToken(); switch (third) { - case 35 /* EqualsGreaterThanToken */: - case 55 /* ColonToken */: - case 16 /* OpenBraceToken */: + case 36 /* EqualsGreaterThanToken */: + case 56 /* ColonToken */: + case 17 /* OpenBraceToken */: return 1 /* True */; default: return 0 /* False */; @@ -16552,12 +15482,12 @@ var ts; // ({ x }) => { } // ([ x ]) // ({ x }) - if (second === 20 /* OpenBracketToken */ || second === 16 /* OpenBraceToken */) { + if (second === 21 /* OpenBracketToken */ || second === 17 /* OpenBraceToken */) { return 2 /* Unknown */; } // Simple case: "(..." // This is an arrow function with a rest parameter. - if (second === 23 /* DotDotDotToken */) { + if (second === 24 /* DotDotDotToken */) { return 1 /* True */; } // If we had "(" followed by something that's not an identifier, @@ -16570,7 +15500,7 @@ var ts; } // If we have something like "(a:", then we must have a // type-annotated parameter in an arrow function expression. - if (nextToken() === 55 /* ColonToken */) { + if (nextToken() === 56 /* ColonToken */) { return 1 /* True */; } // This *could* be a parenthesized arrow function. @@ -16578,7 +15508,7 @@ var ts; return 2 /* Unknown */; } else { - ts.Debug.assert(first === 26 /* LessThanToken */); + ts.Debug.assert(first === 27 /* LessThanToken */); // If we have "<" not followed by an identifier, // then this definitely is not an arrow function. if (!isIdentifier()) { @@ -16588,17 +15518,17 @@ var ts; if (sourceFile.languageVariant === 1 /* JSX */) { var isArrowFunctionInJsx = lookAhead(function () { var third = nextToken(); - if (third === 84 /* ExtendsKeyword */) { + if (third === 85 /* ExtendsKeyword */) { var fourth = nextToken(); switch (fourth) { - case 57 /* EqualsToken */: - case 28 /* GreaterThanToken */: + case 58 /* EqualsToken */: + case 29 /* GreaterThanToken */: return false; default: return true; } } - else if (third === 25 /* CommaToken */) { + else if (third === 26 /* CommaToken */) { return true; } return false; @@ -16617,9 +15547,8 @@ var ts; } function tryParseAsyncSimpleArrowFunctionExpression() { // We do a check here so that we won't be doing unnecessarily call to "lookAhead" - if (token() === 119 /* AsyncKeyword */) { - var isUnParenthesizedAsyncArrowFunction = lookAhead(isUnParenthesizedAsyncArrowFunctionWorker); - if (isUnParenthesizedAsyncArrowFunction === 1 /* True */) { + if (token() === 120 /* AsyncKeyword */) { + if (lookAhead(isUnParenthesizedAsyncArrowFunctionWorker) === 1 /* True */) { var asyncModifier = parseModifiersForArrowFunction(); var expr = parseBinaryExpressionOrHigher(/*precedence*/ 0); return parseSimpleArrowFunctionExpression(expr, asyncModifier); @@ -16631,25 +15560,25 @@ var ts; // AsyncArrowFunctionExpression: // 1) async[no LineTerminator here]AsyncArrowBindingIdentifier[?Yield][no LineTerminator here]=>AsyncConciseBody[?In] // 2) CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await][no LineTerminator here]=>AsyncConciseBody[?In] - if (token() === 119 /* AsyncKeyword */) { + if (token() === 120 /* AsyncKeyword */) { nextToken(); // If the "async" is followed by "=>" token then it is not a begining of an async arrow-function // but instead a simple arrow-function which will be parsed inside "parseAssignmentExpressionOrHigher" - if (scanner.hasPrecedingLineBreak() || token() === 35 /* EqualsGreaterThanToken */) { + if (scanner.hasPrecedingLineBreak() || token() === 36 /* EqualsGreaterThanToken */) { return 0 /* False */; } // Check for un-parenthesized AsyncArrowFunction var expr = parseBinaryExpressionOrHigher(/*precedence*/ 0); - if (!scanner.hasPrecedingLineBreak() && expr.kind === 70 /* Identifier */ && token() === 35 /* EqualsGreaterThanToken */) { + if (!scanner.hasPrecedingLineBreak() && expr.kind === 71 /* Identifier */ && token() === 36 /* EqualsGreaterThanToken */) { return 1 /* True */; } } return 0 /* False */; } function parseParenthesizedArrowFunctionExpressionHead(allowAmbiguity) { - var node = createNode(185 /* ArrowFunction */); + var node = createNode(187 /* ArrowFunction */); node.modifiers = parseModifiersForArrowFunction(); - var isAsync = !!(ts.getModifierFlags(node) & 256 /* Async */); + var isAsync = ts.hasModifier(node, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; // Arrow functions are never generators. // // If we're speculatively parsing a signature for a parenthesized arrow function, then @@ -16657,7 +15586,7 @@ var ts; // a => (b => c) // And think that "(b =>" was actually a parenthesized arrow function with a missing // close paren. - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ !allowAmbiguity, node); + fillSignature(56 /* ColonToken */, isAsync | (allowAmbiguity ? 0 /* None */ : 8 /* RequireCompleteParameterList */), node); // If we couldn't get parameters, we definitely could not parse out an arrow function. if (!node.parameters) { return undefined; @@ -16670,19 +15599,20 @@ var ts; // - "a ? (b): c" will have "(b):" parsed as a signature with a return type annotation. // // So we need just a bit of lookahead to ensure that it can only be a signature. - if (!allowAmbiguity && token() !== 35 /* EqualsGreaterThanToken */ && token() !== 16 /* OpenBraceToken */) { + if (!allowAmbiguity && ((token() !== 36 /* EqualsGreaterThanToken */ && token() !== 17 /* OpenBraceToken */) || + ts.find(node.parameters, function (p) { return p.initializer && ts.isIdentifier(p.initializer) && p.initializer.escapedText === "= not found"; }))) { // Returning undefined here will cause our caller to rewind to where we started from. return undefined; } return node; } function parseArrowFunctionExpressionBody(isAsync) { - if (token() === 16 /* OpenBraceToken */) { - return parseFunctionBlock(/*allowYield*/ false, /*allowAwait*/ isAsync, /*ignoreMissingOpenBrace*/ false); + if (token() === 17 /* OpenBraceToken */) { + return parseFunctionBlock(isAsync ? 2 /* Await */ : 0 /* None */); } - if (token() !== 24 /* SemicolonToken */ && - token() !== 88 /* FunctionKeyword */ && - token() !== 74 /* ClassKeyword */ && + if (token() !== 25 /* SemicolonToken */ && + token() !== 89 /* FunctionKeyword */ && + token() !== 75 /* ClassKeyword */ && isStartOfStatement() && !isStartOfExpressionStatement()) { // Check if we got a plain statement (i.e. no expression-statements, no function/class expressions/declarations) @@ -16698,8 +15628,8 @@ var ts; // try to recover better. If we don't do this, then the next close curly we see may end // up preemptively closing the containing construct. // - // Note: even when 'ignoreMissingOpenBrace' is passed as true, parseBody will still error. - return parseFunctionBlock(/*allowYield*/ false, /*allowAwait*/ isAsync, /*ignoreMissingOpenBrace*/ true); + // Note: even when 'IgnoreMissingOpenBrace' is passed, parseBody will still error. + return parseFunctionBlock(16 /* IgnoreMissingOpenBrace */ | (isAsync ? 2 /* Await */ : 0 /* None */)); } return isAsync ? doInAwaitContext(parseAssignmentExpressionOrHigher) @@ -16707,17 +15637,17 @@ var ts; } function parseConditionalExpressionRest(leftOperand) { // Note: we are passed in an expression which was produced from parseBinaryExpressionOrHigher. - var questionToken = parseOptionalToken(54 /* QuestionToken */); + var questionToken = parseOptionalToken(55 /* QuestionToken */); if (!questionToken) { return leftOperand; } // Note: we explicitly 'allowIn' in the whenTrue part of the condition expression, and // we do not that for the 'whenFalse' part. - var node = createNode(193 /* ConditionalExpression */, leftOperand.pos); + var node = createNode(195 /* ConditionalExpression */, leftOperand.pos); node.condition = leftOperand; node.questionToken = questionToken; node.whenTrue = doOutsideOfContext(disallowInAndDecoratorContext, parseAssignmentExpressionOrHigher); - node.colonToken = parseExpectedToken(55 /* ColonToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(55 /* ColonToken */)); + node.colonToken = parseExpectedToken(56 /* ColonToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(56 /* ColonToken */)); node.whenFalse = parseAssignmentExpressionOrHigher(); return finishNode(node); } @@ -16726,7 +15656,7 @@ var ts; return parseBinaryExpressionRest(precedence, leftOperand); } function isInOrOfKeyword(t) { - return t === 91 /* InKeyword */ || t === 140 /* OfKeyword */; + return t === 92 /* InKeyword */ || t === 142 /* OfKeyword */; } function parseBinaryExpressionRest(precedence, leftOperand) { while (true) { @@ -16755,16 +15685,16 @@ var ts; // ^^token; leftOperand = b. Return b ** c to the caller as a rightOperand // a ** b - c // ^token; leftOperand = b. Return b to the caller as a rightOperand - var consumeCurrentOperator = token() === 39 /* AsteriskAsteriskToken */ ? + var consumeCurrentOperator = token() === 40 /* AsteriskAsteriskToken */ ? newPrecedence >= precedence : newPrecedence > precedence; if (!consumeCurrentOperator) { break; } - if (token() === 91 /* InKeyword */ && inDisallowInContext()) { + if (token() === 92 /* InKeyword */ && inDisallowInContext()) { break; } - if (token() === 117 /* AsKeyword */) { + if (token() === 118 /* AsKeyword */) { // Make sure we *do* perform ASI for constructs like this: // var x = foo // as (Bar) @@ -16785,48 +15715,48 @@ var ts; return leftOperand; } function isBinaryOperator() { - if (inDisallowInContext() && token() === 91 /* InKeyword */) { + if (inDisallowInContext() && token() === 92 /* InKeyword */) { return false; } return getBinaryOperatorPrecedence() > 0; } function getBinaryOperatorPrecedence() { switch (token()) { - case 53 /* BarBarToken */: + case 54 /* BarBarToken */: return 1; - case 52 /* AmpersandAmpersandToken */: + case 53 /* AmpersandAmpersandToken */: return 2; - case 48 /* BarToken */: + case 49 /* BarToken */: return 3; - case 49 /* CaretToken */: + case 50 /* CaretToken */: return 4; - case 47 /* AmpersandToken */: + case 48 /* AmpersandToken */: return 5; - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: return 6; - case 26 /* LessThanToken */: - case 28 /* GreaterThanToken */: - case 29 /* LessThanEqualsToken */: - case 30 /* GreaterThanEqualsToken */: - case 92 /* InstanceOfKeyword */: - case 91 /* InKeyword */: - case 117 /* AsKeyword */: + case 27 /* LessThanToken */: + case 29 /* GreaterThanToken */: + case 30 /* LessThanEqualsToken */: + case 31 /* GreaterThanEqualsToken */: + case 93 /* InstanceOfKeyword */: + case 92 /* InKeyword */: + case 118 /* AsKeyword */: return 7; - case 44 /* LessThanLessThanToken */: - case 45 /* GreaterThanGreaterThanToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: + case 45 /* LessThanLessThanToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: return 8; - case 36 /* PlusToken */: - case 37 /* MinusToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: return 9; - case 38 /* AsteriskToken */: - case 40 /* SlashToken */: - case 41 /* PercentToken */: + case 39 /* AsteriskToken */: + case 41 /* SlashToken */: + case 42 /* PercentToken */: return 10; - case 39 /* AsteriskAsteriskToken */: + case 40 /* AsteriskAsteriskToken */: return 11; } // -1 is lower than all other precedences. Returning it will cause binary expression @@ -16834,55 +15764,55 @@ var ts; return -1; } function makeBinaryExpression(left, operatorToken, right) { - var node = createNode(192 /* BinaryExpression */, left.pos); + var node = createNode(194 /* BinaryExpression */, left.pos); node.left = left; node.operatorToken = operatorToken; node.right = right; return finishNode(node); } function makeAsExpression(left, right) { - var node = createNode(200 /* AsExpression */, left.pos); + var node = createNode(202 /* AsExpression */, left.pos); node.expression = left; node.type = right; return finishNode(node); } function parsePrefixUnaryExpression() { - var node = createNode(190 /* PrefixUnaryExpression */); + var node = createNode(192 /* PrefixUnaryExpression */); node.operator = token(); nextToken(); node.operand = parseSimpleUnaryExpression(); return finishNode(node); } function parseDeleteExpression() { - var node = createNode(186 /* DeleteExpression */); + var node = createNode(188 /* DeleteExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseTypeOfExpression() { - var node = createNode(187 /* TypeOfExpression */); + var node = createNode(189 /* TypeOfExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseVoidExpression() { - var node = createNode(188 /* VoidExpression */); + var node = createNode(190 /* VoidExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function isAwaitExpression() { - if (token() === 120 /* AwaitKeyword */) { + if (token() === 121 /* AwaitKeyword */) { if (inAwaitContext()) { return true; } // here we are using similar heuristics as 'isYieldExpression' - return lookAhead(nextTokenIsIdentifierOnSameLine); + return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine); } return false; } function parseAwaitExpression() { - var node = createNode(189 /* AwaitExpression */); + var node = createNode(191 /* AwaitExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); @@ -16905,10 +15835,10 @@ var ts; * 5) --UnaryExpression[?Yield] */ if (isUpdateExpression()) { - var incrementExpression = parseIncrementExpression(); - return token() === 39 /* AsteriskAsteriskToken */ ? - parseBinaryExpressionRest(getBinaryOperatorPrecedence(), incrementExpression) : - incrementExpression; + var updateExpression = parseUpdateExpression(); + return token() === 40 /* AsteriskAsteriskToken */ ? + parseBinaryExpressionRest(getBinaryOperatorPrecedence(), updateExpression) : + updateExpression; } /** * ES7 UnaryExpression: @@ -16923,9 +15853,9 @@ var ts; */ var unaryOperator = token(); var simpleUnaryExpression = parseSimpleUnaryExpression(); - if (token() === 39 /* AsteriskAsteriskToken */) { + if (token() === 40 /* AsteriskAsteriskToken */) { var start = ts.skipTrivia(sourceText, simpleUnaryExpression.pos); - if (simpleUnaryExpression.kind === 182 /* TypeAssertionExpression */) { + if (simpleUnaryExpression.kind === 184 /* TypeAssertionExpression */) { parseErrorAtPosition(start, simpleUnaryExpression.end - start, ts.Diagnostics.A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses); } else { @@ -16950,28 +15880,29 @@ var ts; */ function parseSimpleUnaryExpression() { switch (token()) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: - case 50 /* ExclamationToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + case 51 /* ExclamationToken */: return parsePrefixUnaryExpression(); - case 79 /* DeleteKeyword */: + case 80 /* DeleteKeyword */: return parseDeleteExpression(); - case 102 /* TypeOfKeyword */: + case 103 /* TypeOfKeyword */: return parseTypeOfExpression(); - case 104 /* VoidKeyword */: + case 105 /* VoidKeyword */: return parseVoidExpression(); - case 26 /* LessThanToken */: + case 27 /* LessThanToken */: // This is modified UnaryExpression grammar in TypeScript // UnaryExpression (modified): // < type > UnaryExpression return parseTypeAssertion(); - case 120 /* AwaitKeyword */: + case 121 /* AwaitKeyword */: if (isAwaitExpression()) { return parseAwaitExpression(); } + // falls through default: - return parseIncrementExpression(); + return parseUpdateExpression(); } } /** @@ -16986,32 +15917,32 @@ var ts; */ function isUpdateExpression() { // This function is called inside parseUnaryExpression to decide - // whether to call parseSimpleUnaryExpression or call parseIncrementExpression directly + // whether to call parseSimpleUnaryExpression or call parseUpdateExpression directly switch (token()) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: - case 50 /* ExclamationToken */: - case 79 /* DeleteKeyword */: - case 102 /* TypeOfKeyword */: - case 104 /* VoidKeyword */: - case 120 /* AwaitKeyword */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + case 51 /* ExclamationToken */: + case 80 /* DeleteKeyword */: + case 103 /* TypeOfKeyword */: + case 105 /* VoidKeyword */: + case 121 /* AwaitKeyword */: return false; - case 26 /* LessThanToken */: + case 27 /* LessThanToken */: // If we are not in JSX context, we are parsing TypeAssertion which is an UnaryExpression if (sourceFile.languageVariant !== 1 /* JSX */) { return false; } // We are in JSX context and the token is part of JSXElement. - // Fall through + // falls through default: return true; } } /** - * Parse ES7 IncrementExpression. IncrementExpression is used instead of ES6's PostFixExpression. + * Parse ES7 UpdateExpression. UpdateExpression is used instead of ES6's PostFixExpression. * - * ES7 IncrementExpression[yield]: + * ES7 UpdateExpression[yield]: * 1) LeftHandSideExpression[?yield] * 2) LeftHandSideExpression[?yield] [[no LineTerminator here]]++ * 3) LeftHandSideExpression[?yield] [[no LineTerminator here]]-- @@ -17019,22 +15950,22 @@ var ts; * 5) --LeftHandSideExpression[?yield] * In TypeScript (2), (3) are parsed as PostfixUnaryExpression. (4), (5) are parsed as PrefixUnaryExpression */ - function parseIncrementExpression() { - if (token() === 42 /* PlusPlusToken */ || token() === 43 /* MinusMinusToken */) { - var node = createNode(190 /* PrefixUnaryExpression */); + function parseUpdateExpression() { + if (token() === 43 /* PlusPlusToken */ || token() === 44 /* MinusMinusToken */) { + var node = createNode(192 /* PrefixUnaryExpression */); node.operator = token(); nextToken(); node.operand = parseLeftHandSideExpressionOrHigher(); return finishNode(node); } - else if (sourceFile.languageVariant === 1 /* JSX */ && token() === 26 /* LessThanToken */ && lookAhead(nextTokenIsIdentifierOrKeyword)) { + else if (sourceFile.languageVariant === 1 /* JSX */ && token() === 27 /* LessThanToken */ && lookAhead(nextTokenIsIdentifierOrKeyword)) { // JSXElement is part of primaryExpression return parseJsxElementOrSelfClosingElement(/*inExpressionContext*/ true); } var expression = parseLeftHandSideExpressionOrHigher(); ts.Debug.assert(ts.isLeftHandSideExpression(expression)); - if ((token() === 42 /* PlusPlusToken */ || token() === 43 /* MinusMinusToken */) && !scanner.hasPrecedingLineBreak()) { - var node = createNode(191 /* PostfixUnaryExpression */, expression.pos); + if ((token() === 43 /* PlusPlusToken */ || token() === 44 /* MinusMinusToken */) && !scanner.hasPrecedingLineBreak()) { + var node = createNode(193 /* PostfixUnaryExpression */, expression.pos); node.operand = expression; node.operator = token(); nextToken(); @@ -17065,23 +15996,33 @@ var ts; // CallExpression Arguments // CallExpression[Expression] // CallExpression.IdentifierName - // super ( ArgumentListopt ) + // import (AssignmentExpression) + // super Arguments // super.IdentifierName // - // Because of the recursion in these calls, we need to bottom out first. There are two - // bottom out states we can run into. Either we see 'super' which must start either of - // the last two CallExpression productions. Or we have a MemberExpression which either - // completes the LeftHandSideExpression, or starts the beginning of the first four - // CallExpression productions. - var expression = token() === 96 /* SuperKeyword */ - ? parseSuperExpression() - : parseMemberExpressionOrHigher(); + // Because of the recursion in these calls, we need to bottom out first. There are three + // bottom out states we can run into: 1) We see 'super' which must start either of + // the last two CallExpression productions. 2) We see 'import' which must start import call. + // 3)we have a MemberExpression which either completes the LeftHandSideExpression, + // or starts the beginning of the first four CallExpression productions. + var expression; + if (token() === 91 /* ImportKeyword */ && lookAhead(nextTokenIsOpenParenOrLessThan)) { + // We don't want to eagerly consume all import keyword as import call expression so we look a head to find "(" + // For example: + // var foo3 = require("subfolder + // import * as foo1 from "module-from-node -> we want this import to be a statement rather than import call expression + sourceFile.flags |= 524288 /* PossiblyContainsDynamicImport */; + expression = parseTokenNode(); + } + else { + expression = token() === 97 /* SuperKeyword */ ? parseSuperExpression() : parseMemberExpressionOrHigher(); + } // Now, we *may* be complete. However, we might have consumed the start of a // CallExpression. As such, we need to consume the rest of it here to be complete. return parseCallExpressionRest(expression); } function parseMemberExpressionOrHigher() { - // Note: to make our lives simpler, we decompose the the NewExpression productions and + // Note: to make our lives simpler, we decompose the NewExpression productions and // place ObjectCreationExpression and FunctionExpression into PrimaryExpression. // like so: // @@ -17133,14 +16074,14 @@ var ts; } function parseSuperExpression() { var expression = parseTokenNode(); - if (token() === 18 /* OpenParenToken */ || token() === 22 /* DotToken */ || token() === 20 /* OpenBracketToken */) { + if (token() === 19 /* OpenParenToken */ || token() === 23 /* DotToken */ || token() === 21 /* OpenBracketToken */) { return expression; } // If we have seen "super" it must be followed by '(' or '.'. // If it wasn't then just try to parse out a '.' and report an error. - var node = createNode(177 /* PropertyAccessExpression */, expression.pos); + var node = createNode(179 /* PropertyAccessExpression */, expression.pos); node.expression = expression; - parseExpectedToken(22 /* DotToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access); + parseExpectedToken(23 /* DotToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access); node.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); return finishNode(node); } @@ -17148,23 +16089,23 @@ var ts; if (lhs.kind !== rhs.kind) { return false; } - if (lhs.kind === 70 /* Identifier */) { - return lhs.text === rhs.text; + if (lhs.kind === 71 /* Identifier */) { + return lhs.escapedText === rhs.escapedText; } - if (lhs.kind === 98 /* ThisKeyword */) { + if (lhs.kind === 99 /* ThisKeyword */) { return true; } // If we are at this statement then we must have PropertyAccessExpression and because tag name in Jsx element can only // take forms of JsxTagNameExpression which includes an identifier, "this" expression, or another propertyAccessExpression // it is safe to case the expression property as such. See parseJsxElementName for how we parse tag name in Jsx element - return lhs.name.text === rhs.name.text && + return lhs.name.escapedText === rhs.name.escapedText && tagNamesAreEquivalent(lhs.expression, rhs.expression); } function parseJsxElementOrSelfClosingElement(inExpressionContext) { var opening = parseJsxOpeningOrSelfClosingElement(inExpressionContext); var result; - if (opening.kind === 248 /* JsxOpeningElement */) { - var node = createNode(246 /* JsxElement */, opening.pos); + if (opening.kind === 251 /* JsxOpeningElement */) { + var node = createNode(249 /* JsxElement */, opening.pos); node.openingElement = opening; node.children = parseJsxChildren(node.openingElement.tagName); node.closingElement = parseJsxClosingElement(inExpressionContext); @@ -17174,7 +16115,7 @@ var ts; result = finishNode(node); } else { - ts.Debug.assert(opening.kind === 247 /* JsxSelfClosingElement */); + ts.Debug.assert(opening.kind === 250 /* JsxSelfClosingElement */); // Nothing else to do for self-closing elements result = opening; } @@ -17185,15 +16126,15 @@ var ts; // does less damage and we can report a better error. // Since JSX elements are invalid < operands anyway, this lookahead parse will only occur in error scenarios // of one sort or another. - if (inExpressionContext && token() === 26 /* LessThanToken */) { + if (inExpressionContext && token() === 27 /* LessThanToken */) { var invalidElement = tryParse(function () { return parseJsxElementOrSelfClosingElement(/*inExpressionContext*/ true); }); if (invalidElement) { parseErrorAtCurrentToken(ts.Diagnostics.JSX_expressions_must_have_one_parent_element); - var badNode = createNode(192 /* BinaryExpression */, result.pos); + var badNode = createNode(194 /* BinaryExpression */, result.pos); badNode.end = invalidElement.end; badNode.left = result; badNode.right = invalidElement; - badNode.operatorToken = createMissingNode(25 /* CommaToken */, /*reportAtCurrentPosition*/ false, /*diagnosticMessage*/ undefined); + badNode.operatorToken = createMissingNode(26 /* CommaToken */, /*reportAtCurrentPosition*/ false, /*diagnosticMessage*/ undefined); badNode.operatorToken.pos = badNode.operatorToken.end = badNode.right.pos; return badNode; } @@ -17202,27 +16143,30 @@ var ts; } function parseJsxText() { var node = createNode(10 /* JsxText */, scanner.getStartPos()); + node.containsOnlyWhiteSpaces = currentToken === 11 /* JsxTextAllWhiteSpaces */; currentToken = scanner.scanJsxToken(); return finishNode(node); } function parseJsxChild() { switch (token()) { case 10 /* JsxText */: + case 11 /* JsxTextAllWhiteSpaces */: return parseJsxText(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return parseJsxExpression(/*inExpressionContext*/ false); - case 26 /* LessThanToken */: + case 27 /* LessThanToken */: return parseJsxElementOrSelfClosingElement(/*inExpressionContext*/ false); } ts.Debug.fail("Unknown JSX child kind " + token()); } function parseJsxChildren(openingTagName) { - var result = createNodeArray(); + var list = []; + var listPos = getNodePos(); var saveParsingContext = parsingContext; parsingContext |= 1 << 14 /* JsxChildren */; while (true) { currentToken = scanner.reScanJsxToken(); - if (token() === 27 /* LessThanSlashToken */) { + if (token() === 28 /* LessThanSlashToken */) { // Closing tag break; } @@ -17232,35 +16176,45 @@ var ts; parseErrorAtPosition(openingTagName.pos, openingTagName.end - openingTagName.pos, ts.Diagnostics.JSX_element_0_has_no_corresponding_closing_tag, ts.getTextOfNodeFromSourceText(sourceText, openingTagName)); break; } - result.push(parseJsxChild()); + else if (token() === 7 /* ConflictMarkerTrivia */) { + break; + } + var child = parseJsxChild(); + if (child) { + list.push(child); + } } - result.end = scanner.getTokenPos(); parsingContext = saveParsingContext; - return result; + return createNodeArray(list, listPos); + } + function parseJsxAttributes() { + var jsxAttributes = createNode(254 /* JsxAttributes */); + jsxAttributes.properties = parseList(13 /* JsxAttributes */, parseJsxAttribute); + return finishNode(jsxAttributes); } function parseJsxOpeningOrSelfClosingElement(inExpressionContext) { var fullStart = scanner.getStartPos(); - parseExpected(26 /* LessThanToken */); + parseExpected(27 /* LessThanToken */); var tagName = parseJsxElementName(); - var attributes = parseList(13 /* JsxAttributes */, parseJsxAttribute); + var attributes = parseJsxAttributes(); var node; - if (token() === 28 /* GreaterThanToken */) { + if (token() === 29 /* GreaterThanToken */) { // Closing tag, so scan the immediately-following text with the JSX scanning instead // of regular scanning to avoid treating illegal characters (e.g. '#') as immediate // scanning errors - node = createNode(248 /* JsxOpeningElement */, fullStart); + node = createNode(251 /* JsxOpeningElement */, fullStart); scanJsxText(); } else { - parseExpected(40 /* SlashToken */); + parseExpected(41 /* SlashToken */); if (inExpressionContext) { - parseExpected(28 /* GreaterThanToken */); + parseExpected(29 /* GreaterThanToken */); } else { - parseExpected(28 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); + parseExpected(29 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); scanJsxText(); } - node = createNode(247 /* JsxSelfClosingElement */, fullStart); + node = createNode(250 /* JsxSelfClosingElement */, fullStart); } node.tagName = tagName; node.attributes = attributes; @@ -17273,10 +16227,10 @@ var ts; // primaryExpression in the form of an identifier and "this" keyword // We can't just simply use parseLeftHandSideExpressionOrHigher because then we will start consider class,function etc as a keyword // We only want to consider "this" as a primaryExpression - var expression = token() === 98 /* ThisKeyword */ ? + var expression = token() === 99 /* ThisKeyword */ ? parseTokenNode() : parseIdentifierName(); - while (parseOptional(22 /* DotToken */)) { - var propertyAccess = createNode(177 /* PropertyAccessExpression */, expression.pos); + while (parseOptional(23 /* DotToken */)) { + var propertyAccess = createNode(179 /* PropertyAccessExpression */, expression.pos); propertyAccess.expression = expression; propertyAccess.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); expression = finishNode(propertyAccess); @@ -17284,28 +16238,29 @@ var ts; return expression; } function parseJsxExpression(inExpressionContext) { - var node = createNode(252 /* JsxExpression */); - parseExpected(16 /* OpenBraceToken */); - if (token() !== 17 /* CloseBraceToken */) { + var node = createNode(256 /* JsxExpression */); + parseExpected(17 /* OpenBraceToken */); + if (token() !== 18 /* CloseBraceToken */) { + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); node.expression = parseAssignmentExpressionOrHigher(); } if (inExpressionContext) { - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { - parseExpected(17 /* CloseBraceToken */, /*message*/ undefined, /*shouldAdvance*/ false); + parseExpected(18 /* CloseBraceToken */, /*message*/ undefined, /*shouldAdvance*/ false); scanJsxText(); } return finishNode(node); } function parseJsxAttribute() { - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { return parseJsxSpreadAttribute(); } scanJsxIdentifier(); - var node = createNode(250 /* JsxAttribute */); + var node = createNode(253 /* JsxAttribute */); node.name = parseIdentifierName(); - if (token() === 57 /* EqualsToken */) { + if (token() === 58 /* EqualsToken */) { switch (scanJsxAttributeValue()) { case 9 /* StringLiteral */: node.initializer = parseLiteralNode(); @@ -17318,72 +16273,72 @@ var ts; return finishNode(node); } function parseJsxSpreadAttribute() { - var node = createNode(251 /* JsxSpreadAttribute */); - parseExpected(16 /* OpenBraceToken */); - parseExpected(23 /* DotDotDotToken */); + var node = createNode(255 /* JsxSpreadAttribute */); + parseExpected(17 /* OpenBraceToken */); + parseExpected(24 /* DotDotDotToken */); node.expression = parseExpression(); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseJsxClosingElement(inExpressionContext) { - var node = createNode(249 /* JsxClosingElement */); - parseExpected(27 /* LessThanSlashToken */); + var node = createNode(252 /* JsxClosingElement */); + parseExpected(28 /* LessThanSlashToken */); node.tagName = parseJsxElementName(); if (inExpressionContext) { - parseExpected(28 /* GreaterThanToken */); + parseExpected(29 /* GreaterThanToken */); } else { - parseExpected(28 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); + parseExpected(29 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); scanJsxText(); } return finishNode(node); } function parseTypeAssertion() { - var node = createNode(182 /* TypeAssertionExpression */); - parseExpected(26 /* LessThanToken */); + var node = createNode(184 /* TypeAssertionExpression */); + parseExpected(27 /* LessThanToken */); node.type = parseType(); - parseExpected(28 /* GreaterThanToken */); + parseExpected(29 /* GreaterThanToken */); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseMemberExpressionRest(expression) { while (true) { - var dotToken = parseOptionalToken(22 /* DotToken */); + var dotToken = parseOptionalToken(23 /* DotToken */); if (dotToken) { - var propertyAccess = createNode(177 /* PropertyAccessExpression */, expression.pos); + var propertyAccess = createNode(179 /* PropertyAccessExpression */, expression.pos); propertyAccess.expression = expression; propertyAccess.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); expression = finishNode(propertyAccess); continue; } - if (token() === 50 /* ExclamationToken */ && !scanner.hasPrecedingLineBreak()) { + if (token() === 51 /* ExclamationToken */ && !scanner.hasPrecedingLineBreak()) { nextToken(); - var nonNullExpression = createNode(201 /* NonNullExpression */, expression.pos); + var nonNullExpression = createNode(203 /* NonNullExpression */, expression.pos); nonNullExpression.expression = expression; expression = finishNode(nonNullExpression); continue; } // when in the [Decorator] context, we do not parse ElementAccess as it could be part of a ComputedPropertyName - if (!inDecoratorContext() && parseOptional(20 /* OpenBracketToken */)) { - var indexedAccess = createNode(178 /* ElementAccessExpression */, expression.pos); + if (!inDecoratorContext() && parseOptional(21 /* OpenBracketToken */)) { + var indexedAccess = createNode(180 /* ElementAccessExpression */, expression.pos); indexedAccess.expression = expression; // It's not uncommon for a user to write: "new Type[]". // Check for that common pattern and report a better error message. - if (token() !== 21 /* CloseBracketToken */) { + if (token() !== 22 /* CloseBracketToken */) { indexedAccess.argumentExpression = allowInAnd(parseExpression); if (indexedAccess.argumentExpression.kind === 9 /* StringLiteral */ || indexedAccess.argumentExpression.kind === 8 /* NumericLiteral */) { var literal = indexedAccess.argumentExpression; literal.text = internIdentifier(literal.text); } } - parseExpected(21 /* CloseBracketToken */); + parseExpected(22 /* CloseBracketToken */); expression = finishNode(indexedAccess); continue; } - if (token() === 12 /* NoSubstitutionTemplateLiteral */ || token() === 13 /* TemplateHead */) { - var tagExpression = createNode(181 /* TaggedTemplateExpression */, expression.pos); + if (token() === 13 /* NoSubstitutionTemplateLiteral */ || token() === 14 /* TemplateHead */) { + var tagExpression = createNode(183 /* TaggedTemplateExpression */, expression.pos); tagExpression.tag = expression; - tagExpression.template = token() === 12 /* NoSubstitutionTemplateLiteral */ + tagExpression.template = token() === 13 /* NoSubstitutionTemplateLiteral */ ? parseLiteralNode() : parseTemplateExpression(); expression = finishNode(tagExpression); @@ -17395,7 +16350,7 @@ var ts; function parseCallExpressionRest(expression) { while (true) { expression = parseMemberExpressionRest(expression); - if (token() === 26 /* LessThanToken */) { + if (token() === 27 /* LessThanToken */) { // See if this is the start of a generic invocation. If so, consume it and // keep checking for postfix expressions. Otherwise, it's just a '<' that's // part of an arithmetic expression. Break out so we consume it higher in the @@ -17404,15 +16359,15 @@ var ts; if (!typeArguments) { return expression; } - var callExpr = createNode(179 /* CallExpression */, expression.pos); + var callExpr = createNode(181 /* CallExpression */, expression.pos); callExpr.expression = expression; callExpr.typeArguments = typeArguments; callExpr.arguments = parseArgumentList(); expression = finishNode(callExpr); continue; } - else if (token() === 18 /* OpenParenToken */) { - var callExpr = createNode(179 /* CallExpression */, expression.pos); + else if (token() === 19 /* OpenParenToken */) { + var callExpr = createNode(181 /* CallExpression */, expression.pos); callExpr.expression = expression; callExpr.arguments = parseArgumentList(); expression = finishNode(callExpr); @@ -17422,17 +16377,17 @@ var ts; } } function parseArgumentList() { - parseExpected(18 /* OpenParenToken */); + parseExpected(19 /* OpenParenToken */); var result = parseDelimitedList(11 /* ArgumentExpressions */, parseArgumentExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); return result; } function parseTypeArgumentsInExpression() { - if (!parseOptional(26 /* LessThanToken */)) { + if (!parseOptional(27 /* LessThanToken */)) { return undefined; } var typeArguments = parseDelimitedList(19 /* TypeArguments */, parseType); - if (!parseExpected(28 /* GreaterThanToken */)) { + if (!parseExpected(29 /* GreaterThanToken */)) { // If it doesn't have the closing > then it's definitely not an type argument list. return undefined; } @@ -17444,32 +16399,32 @@ var ts; } function canFollowTypeArgumentsInExpression() { switch (token()) { - case 18 /* OpenParenToken */: // foo( + case 19 /* OpenParenToken */: // foo( // this case are the only case where this token can legally follow a type argument // list. So we definitely want to treat this as a type arg list. - case 22 /* DotToken */: // foo. - case 19 /* CloseParenToken */: // foo) - case 21 /* CloseBracketToken */: // foo] - case 55 /* ColonToken */: // foo: - case 24 /* SemicolonToken */: // foo; - case 54 /* QuestionToken */: // foo? - case 31 /* EqualsEqualsToken */: // foo == - case 33 /* EqualsEqualsEqualsToken */: // foo === - case 32 /* ExclamationEqualsToken */: // foo != - case 34 /* ExclamationEqualsEqualsToken */: // foo !== - case 52 /* AmpersandAmpersandToken */: // foo && - case 53 /* BarBarToken */: // foo || - case 49 /* CaretToken */: // foo ^ - case 47 /* AmpersandToken */: // foo & - case 48 /* BarToken */: // foo | - case 17 /* CloseBraceToken */: // foo } - case 1 /* EndOfFileToken */: + case 23 /* DotToken */: // foo. + case 20 /* CloseParenToken */: // foo) + case 22 /* CloseBracketToken */: // foo] + case 56 /* ColonToken */: // foo: + case 25 /* SemicolonToken */: // foo; + case 55 /* QuestionToken */: // foo? + case 32 /* EqualsEqualsToken */: // foo == + case 34 /* EqualsEqualsEqualsToken */: // foo === + case 33 /* ExclamationEqualsToken */: // foo != + case 35 /* ExclamationEqualsEqualsToken */: // foo !== + case 53 /* AmpersandAmpersandToken */: // foo && + case 54 /* BarBarToken */: // foo || + case 50 /* CaretToken */: // foo ^ + case 48 /* AmpersandToken */: // foo & + case 49 /* BarToken */: // foo | + case 18 /* CloseBraceToken */: // foo } + case 1 /* EndOfFileToken */:// foo // these cases can't legally follow a type arg list. However, they're not legal // expressions either. The user is probably in the middle of a generic type. So // treat it as such. return true; - case 25 /* CommaToken */: // foo, - case 16 /* OpenBraceToken */: // foo { + case 26 /* CommaToken */: // foo, + case 17 /* OpenBraceToken */: // foo { // We don't want to treat these as type arguments. Otherwise we'll parse this // as an invocation expression. Instead, we want to parse out the expression // in isolation from the type arguments. @@ -17482,21 +16437,21 @@ var ts; switch (token()) { case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: + case 13 /* NoSubstitutionTemplateLiteral */: return parseLiteralNode(); - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: return parseTokenNode(); - case 18 /* OpenParenToken */: + case 19 /* OpenParenToken */: return parseParenthesizedExpression(); - case 20 /* OpenBracketToken */: + case 21 /* OpenBracketToken */: return parseArrayLiteralExpression(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return parseObjectLiteralExpression(); - case 119 /* AsyncKeyword */: + case 120 /* AsyncKeyword */: // Async arrow functions are parsed earlier in parseAssignmentExpressionOrHigher. // If we encounter `async [no LineTerminator here] function` then this is an async // function; otherwise, its an identifier. @@ -17504,68 +16459,68 @@ var ts; break; } return parseFunctionExpression(); - case 74 /* ClassKeyword */: + case 75 /* ClassKeyword */: return parseClassExpression(); - case 88 /* FunctionKeyword */: + case 89 /* FunctionKeyword */: return parseFunctionExpression(); - case 93 /* NewKeyword */: + case 94 /* NewKeyword */: return parseNewExpression(); - case 40 /* SlashToken */: - case 62 /* SlashEqualsToken */: - if (reScanSlashToken() === 11 /* RegularExpressionLiteral */) { + case 41 /* SlashToken */: + case 63 /* SlashEqualsToken */: + if (reScanSlashToken() === 12 /* RegularExpressionLiteral */) { return parseLiteralNode(); } break; - case 13 /* TemplateHead */: + case 14 /* TemplateHead */: return parseTemplateExpression(); } return parseIdentifier(ts.Diagnostics.Expression_expected); } function parseParenthesizedExpression() { - var node = createNode(183 /* ParenthesizedExpression */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(185 /* ParenthesizedExpression */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); - return finishNode(node); + parseExpected(20 /* CloseParenToken */); + return addJSDocComment(finishNode(node)); } function parseSpreadElement() { - var node = createNode(196 /* SpreadElement */); - parseExpected(23 /* DotDotDotToken */); + var node = createNode(198 /* SpreadElement */); + parseExpected(24 /* DotDotDotToken */); node.expression = parseAssignmentExpressionOrHigher(); return finishNode(node); } function parseArgumentOrArrayLiteralElement() { - return token() === 23 /* DotDotDotToken */ ? parseSpreadElement() : - token() === 25 /* CommaToken */ ? createNode(198 /* OmittedExpression */) : + return token() === 24 /* DotDotDotToken */ ? parseSpreadElement() : + token() === 26 /* CommaToken */ ? createNode(200 /* OmittedExpression */) : parseAssignmentExpressionOrHigher(); } function parseArgumentExpression() { return doOutsideOfContext(disallowInAndDecoratorContext, parseArgumentOrArrayLiteralElement); } function parseArrayLiteralExpression() { - var node = createNode(175 /* ArrayLiteralExpression */); - parseExpected(20 /* OpenBracketToken */); + var node = createNode(177 /* ArrayLiteralExpression */); + parseExpected(21 /* OpenBracketToken */); if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; } node.elements = parseDelimitedList(15 /* ArrayLiteralMembers */, parseArgumentOrArrayLiteralElement); - parseExpected(21 /* CloseBracketToken */); + parseExpected(22 /* CloseBracketToken */); return finishNode(node); } function tryParseAccessorDeclaration(fullStart, decorators, modifiers) { - if (parseContextualModifier(124 /* GetKeyword */)) { - return parseAccessorDeclaration(151 /* GetAccessor */, fullStart, decorators, modifiers); + if (parseContextualModifier(125 /* GetKeyword */)) { + return parseAccessorDeclaration(153 /* GetAccessor */, fullStart, decorators, modifiers); } - else if (parseContextualModifier(133 /* SetKeyword */)) { - return parseAccessorDeclaration(152 /* SetAccessor */, fullStart, decorators, modifiers); + else if (parseContextualModifier(135 /* SetKeyword */)) { + return parseAccessorDeclaration(154 /* SetAccessor */, fullStart, decorators, modifiers); } return undefined; } function parseObjectLiteralElement() { var fullStart = scanner.getStartPos(); - var dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + var dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); if (dotDotDotToken) { - var spreadElement = createNode(259 /* SpreadAssignment */, fullStart); + var spreadElement = createNode(263 /* SpreadAssignment */, fullStart); spreadElement.expression = parseAssignmentExpressionOrHigher(); return addJSDocComment(finishNode(spreadElement)); } @@ -17575,12 +16530,12 @@ var ts; if (accessor) { return accessor; } - var asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + var asteriskToken = parseOptionalToken(39 /* AsteriskToken */); var tokenIsIdentifier = isIdentifier(); var propertyName = parsePropertyName(); // Disallowing of optional property assignments happens in the grammar checker. - var questionToken = parseOptionalToken(54 /* QuestionToken */); - if (asteriskToken || token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { + var questionToken = parseOptionalToken(55 /* QuestionToken */); + if (asteriskToken || token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { return parseMethodDeclaration(fullStart, decorators, modifiers, asteriskToken, propertyName, questionToken); } // check if it is short-hand property assignment or normal property assignment @@ -17588,12 +16543,12 @@ var ts; // CoverInitializedName[Yield] : // IdentifierReference[?Yield] Initializer[In, ?Yield] // this is necessary because ObjectLiteral productions are also used to cover grammar for ObjectAssignmentPattern - var isShorthandPropertyAssignment = tokenIsIdentifier && (token() === 25 /* CommaToken */ || token() === 17 /* CloseBraceToken */ || token() === 57 /* EqualsToken */); + var isShorthandPropertyAssignment = tokenIsIdentifier && (token() === 26 /* CommaToken */ || token() === 18 /* CloseBraceToken */ || token() === 58 /* EqualsToken */); if (isShorthandPropertyAssignment) { - var shorthandDeclaration = createNode(258 /* ShorthandPropertyAssignment */, fullStart); + var shorthandDeclaration = createNode(262 /* ShorthandPropertyAssignment */, fullStart); shorthandDeclaration.name = propertyName; shorthandDeclaration.questionToken = questionToken; - var equalsToken = parseOptionalToken(57 /* EqualsToken */); + var equalsToken = parseOptionalToken(58 /* EqualsToken */); if (equalsToken) { shorthandDeclaration.equalsToken = equalsToken; shorthandDeclaration.objectAssignmentInitializer = allowInAnd(parseAssignmentExpressionOrHigher); @@ -17601,23 +16556,23 @@ var ts; return addJSDocComment(finishNode(shorthandDeclaration)); } else { - var propertyAssignment = createNode(257 /* PropertyAssignment */, fullStart); + var propertyAssignment = createNode(261 /* PropertyAssignment */, fullStart); propertyAssignment.modifiers = modifiers; propertyAssignment.name = propertyName; propertyAssignment.questionToken = questionToken; - parseExpected(55 /* ColonToken */); + parseExpected(56 /* ColonToken */); propertyAssignment.initializer = allowInAnd(parseAssignmentExpressionOrHigher); return addJSDocComment(finishNode(propertyAssignment)); } } function parseObjectLiteralExpression() { - var node = createNode(176 /* ObjectLiteralExpression */); - parseExpected(16 /* OpenBraceToken */); + var node = createNode(178 /* ObjectLiteralExpression */); + parseExpected(17 /* OpenBraceToken */); if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; } node.properties = parseDelimitedList(12 /* ObjectLiteralMembers */, parseObjectLiteralElement, /*considerSemicolonAsDelimiter*/ true); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseFunctionExpression() { @@ -17630,19 +16585,19 @@ var ts; if (saveDecoratorContext) { setDecoratorContext(/*val*/ false); } - var node = createNode(184 /* FunctionExpression */); + var node = createNode(186 /* FunctionExpression */); node.modifiers = parseModifiers(); - parseExpected(88 /* FunctionKeyword */); - node.asteriskToken = parseOptionalToken(38 /* AsteriskToken */); - var isGenerator = !!node.asteriskToken; - var isAsync = !!(ts.getModifierFlags(node) & 256 /* Async */); + parseExpected(89 /* FunctionKeyword */); + node.asteriskToken = parseOptionalToken(39 /* AsteriskToken */); + var isGenerator = node.asteriskToken ? 1 /* Yield */ : 0 /* None */; + var isAsync = ts.hasModifier(node, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; node.name = isGenerator && isAsync ? doInYieldAndAwaitContext(parseOptionalIdentifier) : isGenerator ? doInYieldContext(parseOptionalIdentifier) : isAsync ? doInAwaitContext(parseOptionalIdentifier) : parseOptionalIdentifier(); - fillSignature(55 /* ColonToken */, /*yieldContext*/ isGenerator, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlock(/*allowYield*/ isGenerator, /*allowAwait*/ isAsync, /*ignoreMissingOpenBrace*/ false); + fillSignature(56 /* ColonToken */, isGenerator | isAsync, node); + node.body = parseFunctionBlock(isGenerator | isAsync); if (saveDecoratorContext) { setDecoratorContext(/*val*/ true); } @@ -17652,42 +16607,49 @@ var ts; return isIdentifier() ? parseIdentifier() : undefined; } function parseNewExpression() { - var node = createNode(180 /* NewExpression */); - parseExpected(93 /* NewKeyword */); + var fullStart = scanner.getStartPos(); + parseExpected(94 /* NewKeyword */); + if (parseOptional(23 /* DotToken */)) { + var node_1 = createNode(204 /* MetaProperty */, fullStart); + node_1.keywordToken = 94 /* NewKeyword */; + node_1.name = parseIdentifierName(); + return finishNode(node_1); + } + var node = createNode(182 /* NewExpression */, fullStart); node.expression = parseMemberExpressionOrHigher(); node.typeArguments = tryParse(parseTypeArgumentsInExpression); - if (node.typeArguments || token() === 18 /* OpenParenToken */) { + if (node.typeArguments || token() === 19 /* OpenParenToken */) { node.arguments = parseArgumentList(); } return finishNode(node); } // STATEMENTS function parseBlock(ignoreMissingOpenBrace, diagnosticMessage) { - var node = createNode(204 /* Block */); - if (parseExpected(16 /* OpenBraceToken */, diagnosticMessage) || ignoreMissingOpenBrace) { + var node = createNode(207 /* Block */); + if (parseExpected(17 /* OpenBraceToken */, diagnosticMessage) || ignoreMissingOpenBrace) { if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; } node.statements = parseList(1 /* BlockStatements */, parseStatement); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.statements = createMissingList(); } return finishNode(node); } - function parseFunctionBlock(allowYield, allowAwait, ignoreMissingOpenBrace, diagnosticMessage) { + function parseFunctionBlock(flags, diagnosticMessage) { var savedYieldContext = inYieldContext(); - setYieldContext(allowYield); + setYieldContext(!!(flags & 1 /* Yield */)); var savedAwaitContext = inAwaitContext(); - setAwaitContext(allowAwait); + setAwaitContext(!!(flags & 2 /* Await */)); // We may be in a [Decorator] context when parsing a function expression or // arrow function. The body of the function is not in [Decorator] context. var saveDecoratorContext = inDecoratorContext(); if (saveDecoratorContext) { setDecoratorContext(/*val*/ false); } - var block = parseBlock(ignoreMissingOpenBrace, diagnosticMessage); + var block = parseBlock(!!(flags & 16 /* IgnoreMissingOpenBrace */), diagnosticMessage); if (saveDecoratorContext) { setDecoratorContext(/*val*/ true); } @@ -17696,51 +16658,52 @@ var ts; return block; } function parseEmptyStatement() { - var node = createNode(206 /* EmptyStatement */); - parseExpected(24 /* SemicolonToken */); + var node = createNode(209 /* EmptyStatement */); + parseExpected(25 /* SemicolonToken */); return finishNode(node); } function parseIfStatement() { - var node = createNode(208 /* IfStatement */); - parseExpected(89 /* IfKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(211 /* IfStatement */); + parseExpected(90 /* IfKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); node.thenStatement = parseStatement(); - node.elseStatement = parseOptional(81 /* ElseKeyword */) ? parseStatement() : undefined; + node.elseStatement = parseOptional(82 /* ElseKeyword */) ? parseStatement() : undefined; return finishNode(node); } function parseDoStatement() { - var node = createNode(209 /* DoStatement */); - parseExpected(80 /* DoKeyword */); + var node = createNode(212 /* DoStatement */); + parseExpected(81 /* DoKeyword */); node.statement = parseStatement(); - parseExpected(105 /* WhileKeyword */); - parseExpected(18 /* OpenParenToken */); + parseExpected(106 /* WhileKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); // From: https://mail.mozilla.org/pipermail/es-discuss/2011-August/016188.html // 157 min --- All allen at wirfs-brock.com CONF --- "do{;}while(false)false" prohibited in // spec but allowed in consensus reality. Approved -- this is the de-facto standard whereby // do;while(0)x will have a semicolon inserted before x. - parseOptional(24 /* SemicolonToken */); + parseOptional(25 /* SemicolonToken */); return finishNode(node); } function parseWhileStatement() { - var node = createNode(210 /* WhileStatement */); - parseExpected(105 /* WhileKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(213 /* WhileStatement */); + parseExpected(106 /* WhileKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); node.statement = parseStatement(); return finishNode(node); } function parseForOrForInOrForOfStatement() { var pos = getNodePos(); - parseExpected(87 /* ForKeyword */); - parseExpected(18 /* OpenParenToken */); + parseExpected(88 /* ForKeyword */); + var awaitToken = parseOptionalToken(121 /* AwaitKeyword */); + parseExpected(19 /* OpenParenToken */); var initializer = undefined; - if (token() !== 24 /* SemicolonToken */) { - if (token() === 103 /* VarKeyword */ || token() === 109 /* LetKeyword */ || token() === 75 /* ConstKeyword */) { + if (token() !== 25 /* SemicolonToken */) { + if (token() === 104 /* VarKeyword */ || token() === 110 /* LetKeyword */ || token() === 76 /* ConstKeyword */) { initializer = parseVariableDeclarationList(/*inForStatementInitializer*/ true); } else { @@ -17748,32 +16711,33 @@ var ts; } } var forOrForInOrForOfStatement; - if (parseOptional(91 /* InKeyword */)) { - var forInStatement = createNode(212 /* ForInStatement */, pos); - forInStatement.initializer = initializer; - forInStatement.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); - forOrForInOrForOfStatement = forInStatement; - } - else if (parseOptional(140 /* OfKeyword */)) { - var forOfStatement = createNode(213 /* ForOfStatement */, pos); + if (awaitToken ? parseExpected(142 /* OfKeyword */) : parseOptional(142 /* OfKeyword */)) { + var forOfStatement = createNode(216 /* ForOfStatement */, pos); + forOfStatement.awaitModifier = awaitToken; forOfStatement.initializer = initializer; forOfStatement.expression = allowInAnd(parseAssignmentExpressionOrHigher); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); forOrForInOrForOfStatement = forOfStatement; } + else if (parseOptional(92 /* InKeyword */)) { + var forInStatement = createNode(215 /* ForInStatement */, pos); + forInStatement.initializer = initializer; + forInStatement.expression = allowInAnd(parseExpression); + parseExpected(20 /* CloseParenToken */); + forOrForInOrForOfStatement = forInStatement; + } else { - var forStatement = createNode(211 /* ForStatement */, pos); + var forStatement = createNode(214 /* ForStatement */, pos); forStatement.initializer = initializer; - parseExpected(24 /* SemicolonToken */); - if (token() !== 24 /* SemicolonToken */ && token() !== 19 /* CloseParenToken */) { + parseExpected(25 /* SemicolonToken */); + if (token() !== 25 /* SemicolonToken */ && token() !== 20 /* CloseParenToken */) { forStatement.condition = allowInAnd(parseExpression); } - parseExpected(24 /* SemicolonToken */); - if (token() !== 19 /* CloseParenToken */) { + parseExpected(25 /* SemicolonToken */); + if (token() !== 20 /* CloseParenToken */) { forStatement.incrementor = allowInAnd(parseExpression); } - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); forOrForInOrForOfStatement = forStatement; } forOrForInOrForOfStatement.statement = parseStatement(); @@ -17781,7 +16745,7 @@ var ts; } function parseBreakOrContinueStatement(kind) { var node = createNode(kind); - parseExpected(kind === 215 /* BreakStatement */ ? 71 /* BreakKeyword */ : 76 /* ContinueKeyword */); + parseExpected(kind === 218 /* BreakStatement */ ? 72 /* BreakKeyword */ : 77 /* ContinueKeyword */); if (!canParseSemicolon()) { node.label = parseIdentifier(); } @@ -17789,8 +16753,8 @@ var ts; return finishNode(node); } function parseReturnStatement() { - var node = createNode(216 /* ReturnStatement */); - parseExpected(95 /* ReturnKeyword */); + var node = createNode(219 /* ReturnStatement */); + parseExpected(96 /* ReturnKeyword */); if (!canParseSemicolon()) { node.expression = allowInAnd(parseExpression); } @@ -17798,42 +16762,42 @@ var ts; return finishNode(node); } function parseWithStatement() { - var node = createNode(217 /* WithStatement */); - parseExpected(106 /* WithKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(220 /* WithStatement */); + parseExpected(107 /* WithKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); node.statement = parseStatement(); return finishNode(node); } function parseCaseClause() { - var node = createNode(253 /* CaseClause */); - parseExpected(72 /* CaseKeyword */); + var node = createNode(257 /* CaseClause */); + parseExpected(73 /* CaseKeyword */); node.expression = allowInAnd(parseExpression); - parseExpected(55 /* ColonToken */); + parseExpected(56 /* ColonToken */); node.statements = parseList(3 /* SwitchClauseStatements */, parseStatement); return finishNode(node); } function parseDefaultClause() { - var node = createNode(254 /* DefaultClause */); - parseExpected(78 /* DefaultKeyword */); - parseExpected(55 /* ColonToken */); + var node = createNode(258 /* DefaultClause */); + parseExpected(79 /* DefaultKeyword */); + parseExpected(56 /* ColonToken */); node.statements = parseList(3 /* SwitchClauseStatements */, parseStatement); return finishNode(node); } function parseCaseOrDefaultClause() { - return token() === 72 /* CaseKeyword */ ? parseCaseClause() : parseDefaultClause(); + return token() === 73 /* CaseKeyword */ ? parseCaseClause() : parseDefaultClause(); } function parseSwitchStatement() { - var node = createNode(218 /* SwitchStatement */); - parseExpected(97 /* SwitchKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(221 /* SwitchStatement */); + parseExpected(98 /* SwitchKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); - var caseBlock = createNode(232 /* CaseBlock */, scanner.getStartPos()); - parseExpected(16 /* OpenBraceToken */); + parseExpected(20 /* CloseParenToken */); + var caseBlock = createNode(235 /* CaseBlock */, scanner.getStartPos()); + parseExpected(17 /* OpenBraceToken */); caseBlock.clauses = parseList(2 /* SwitchClauses */, parseCaseOrDefaultClause); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); node.caseBlock = finishNode(caseBlock); return finishNode(node); } @@ -17845,39 +16809,43 @@ var ts; // directly as that might consume an expression on the following line. // We just return 'undefined' in that case. The actual error will be reported in the // grammar walker. - var node = createNode(220 /* ThrowStatement */); - parseExpected(99 /* ThrowKeyword */); + var node = createNode(223 /* ThrowStatement */); + parseExpected(100 /* ThrowKeyword */); node.expression = scanner.hasPrecedingLineBreak() ? undefined : allowInAnd(parseExpression); parseSemicolon(); return finishNode(node); } // TODO: Review for error recovery function parseTryStatement() { - var node = createNode(221 /* TryStatement */); - parseExpected(101 /* TryKeyword */); + var node = createNode(224 /* TryStatement */); + parseExpected(102 /* TryKeyword */); node.tryBlock = parseBlock(/*ignoreMissingOpenBrace*/ false); - node.catchClause = token() === 73 /* CatchKeyword */ ? parseCatchClause() : undefined; + node.catchClause = token() === 74 /* CatchKeyword */ ? parseCatchClause() : undefined; // If we don't have a catch clause, then we must have a finally clause. Try to parse // one out no matter what. - if (!node.catchClause || token() === 86 /* FinallyKeyword */) { - parseExpected(86 /* FinallyKeyword */); + if (!node.catchClause || token() === 87 /* FinallyKeyword */) { + parseExpected(87 /* FinallyKeyword */); node.finallyBlock = parseBlock(/*ignoreMissingOpenBrace*/ false); } return finishNode(node); } function parseCatchClause() { - var result = createNode(256 /* CatchClause */); - parseExpected(73 /* CatchKeyword */); - if (parseExpected(18 /* OpenParenToken */)) { + var result = createNode(260 /* CatchClause */); + parseExpected(74 /* CatchKeyword */); + if (parseOptional(19 /* OpenParenToken */)) { result.variableDeclaration = parseVariableDeclaration(); + parseExpected(20 /* CloseParenToken */); + } + else { + // Keep shape of node to avoid degrading performance. + result.variableDeclaration = undefined; } - parseExpected(19 /* CloseParenToken */); result.block = parseBlock(/*ignoreMissingOpenBrace*/ false); return finishNode(result); } function parseDebuggerStatement() { - var node = createNode(222 /* DebuggerStatement */); - parseExpected(77 /* DebuggerKeyword */); + var node = createNode(225 /* DebuggerStatement */); + parseExpected(78 /* DebuggerKeyword */); parseSemicolon(); return finishNode(node); } @@ -17887,14 +16855,14 @@ var ts; // a colon. var fullStart = scanner.getStartPos(); var expression = allowInAnd(parseExpression); - if (expression.kind === 70 /* Identifier */ && parseOptional(55 /* ColonToken */)) { - var labeledStatement = createNode(219 /* LabeledStatement */, fullStart); + if (expression.kind === 71 /* Identifier */ && parseOptional(56 /* ColonToken */)) { + var labeledStatement = createNode(222 /* LabeledStatement */, fullStart); labeledStatement.label = expression; labeledStatement.statement = parseStatement(); return addJSDocComment(finishNode(labeledStatement)); } else { - var expressionStatement = createNode(207 /* ExpressionStatement */, fullStart); + var expressionStatement = createNode(210 /* ExpressionStatement */, fullStart); expressionStatement.expression = expression; parseSemicolon(); return addJSDocComment(finishNode(expressionStatement)); @@ -17904,23 +16872,27 @@ var ts; nextToken(); return ts.tokenIsIdentifierOrKeyword(token()) && !scanner.hasPrecedingLineBreak(); } + function nextTokenIsClassKeywordOnSameLine() { + nextToken(); + return token() === 75 /* ClassKeyword */ && !scanner.hasPrecedingLineBreak(); + } function nextTokenIsFunctionKeywordOnSameLine() { nextToken(); - return token() === 88 /* FunctionKeyword */ && !scanner.hasPrecedingLineBreak(); + return token() === 89 /* FunctionKeyword */ && !scanner.hasPrecedingLineBreak(); } - function nextTokenIsIdentifierOrKeywordOrNumberOnSameLine() { + function nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine() { nextToken(); - return (ts.tokenIsIdentifierOrKeyword(token()) || token() === 8 /* NumericLiteral */) && !scanner.hasPrecedingLineBreak(); + return (ts.tokenIsIdentifierOrKeyword(token()) || token() === 8 /* NumericLiteral */ || token() === 9 /* StringLiteral */) && !scanner.hasPrecedingLineBreak(); } function isDeclaration() { while (true) { switch (token()) { - case 103 /* VarKeyword */: - case 109 /* LetKeyword */: - case 75 /* ConstKeyword */: - case 88 /* FunctionKeyword */: - case 74 /* ClassKeyword */: - case 82 /* EnumKeyword */: + case 104 /* VarKeyword */: + case 110 /* LetKeyword */: + case 76 /* ConstKeyword */: + case 89 /* FunctionKeyword */: + case 75 /* ClassKeyword */: + case 83 /* EnumKeyword */: return true; // 'declare', 'module', 'namespace', 'interface'* and 'type' are all legal JavaScript identifiers; // however, an identifier cannot be followed by another identifier on the same line. This is what we @@ -17943,41 +16915,41 @@ var ts; // I {} // // could be legal, it would add complexity for very little gain. - case 108 /* InterfaceKeyword */: - case 136 /* TypeKeyword */: + case 109 /* InterfaceKeyword */: + case 138 /* TypeKeyword */: return nextTokenIsIdentifierOnSameLine(); - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: return nextTokenIsIdentifierOrStringLiteralOnSameLine(); - case 116 /* AbstractKeyword */: - case 119 /* AsyncKeyword */: - case 123 /* DeclareKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 113 /* PublicKeyword */: - case 130 /* ReadonlyKeyword */: + case 117 /* AbstractKeyword */: + case 120 /* AsyncKeyword */: + case 124 /* DeclareKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 114 /* PublicKeyword */: + case 131 /* ReadonlyKeyword */: nextToken(); // ASI takes effect for this modifier. if (scanner.hasPrecedingLineBreak()) { return false; } continue; - case 139 /* GlobalKeyword */: + case 141 /* GlobalKeyword */: nextToken(); - return token() === 16 /* OpenBraceToken */ || token() === 70 /* Identifier */ || token() === 83 /* ExportKeyword */; - case 90 /* ImportKeyword */: + return token() === 17 /* OpenBraceToken */ || token() === 71 /* Identifier */ || token() === 84 /* ExportKeyword */; + case 91 /* ImportKeyword */: nextToken(); - return token() === 9 /* StringLiteral */ || token() === 38 /* AsteriskToken */ || - token() === 16 /* OpenBraceToken */ || ts.tokenIsIdentifierOrKeyword(token()); - case 83 /* ExportKeyword */: + return token() === 9 /* StringLiteral */ || token() === 39 /* AsteriskToken */ || + token() === 17 /* OpenBraceToken */ || ts.tokenIsIdentifierOrKeyword(token()); + case 84 /* ExportKeyword */: nextToken(); - if (token() === 57 /* EqualsToken */ || token() === 38 /* AsteriskToken */ || - token() === 16 /* OpenBraceToken */ || token() === 78 /* DefaultKeyword */ || - token() === 117 /* AsKeyword */) { + if (token() === 58 /* EqualsToken */ || token() === 39 /* AsteriskToken */ || + token() === 17 /* OpenBraceToken */ || token() === 79 /* DefaultKeyword */ || + token() === 118 /* AsKeyword */) { return true; } continue; - case 114 /* StaticKeyword */: + case 115 /* StaticKeyword */: nextToken(); continue; default: @@ -17990,49 +16962,50 @@ var ts; } function isStartOfStatement() { switch (token()) { - case 56 /* AtToken */: - case 24 /* SemicolonToken */: - case 16 /* OpenBraceToken */: - case 103 /* VarKeyword */: - case 109 /* LetKeyword */: - case 88 /* FunctionKeyword */: - case 74 /* ClassKeyword */: - case 82 /* EnumKeyword */: - case 89 /* IfKeyword */: - case 80 /* DoKeyword */: - case 105 /* WhileKeyword */: - case 87 /* ForKeyword */: - case 76 /* ContinueKeyword */: - case 71 /* BreakKeyword */: - case 95 /* ReturnKeyword */: - case 106 /* WithKeyword */: - case 97 /* SwitchKeyword */: - case 99 /* ThrowKeyword */: - case 101 /* TryKeyword */: - case 77 /* DebuggerKeyword */: + case 57 /* AtToken */: + case 25 /* SemicolonToken */: + case 17 /* OpenBraceToken */: + case 104 /* VarKeyword */: + case 110 /* LetKeyword */: + case 89 /* FunctionKeyword */: + case 75 /* ClassKeyword */: + case 83 /* EnumKeyword */: + case 90 /* IfKeyword */: + case 81 /* DoKeyword */: + case 106 /* WhileKeyword */: + case 88 /* ForKeyword */: + case 77 /* ContinueKeyword */: + case 72 /* BreakKeyword */: + case 96 /* ReturnKeyword */: + case 107 /* WithKeyword */: + case 98 /* SwitchKeyword */: + case 100 /* ThrowKeyword */: + case 102 /* TryKeyword */: + case 78 /* DebuggerKeyword */: // 'catch' and 'finally' do not actually indicate that the code is part of a statement, // however, we say they are here so that we may gracefully parse them and error later. - case 73 /* CatchKeyword */: - case 86 /* FinallyKeyword */: + case 74 /* CatchKeyword */: + case 87 /* FinallyKeyword */: return true; - case 75 /* ConstKeyword */: - case 83 /* ExportKeyword */: - case 90 /* ImportKeyword */: + case 91 /* ImportKeyword */: + return isStartOfDeclaration() || lookAhead(nextTokenIsOpenParenOrLessThan); + case 76 /* ConstKeyword */: + case 84 /* ExportKeyword */: return isStartOfDeclaration(); - case 119 /* AsyncKeyword */: - case 123 /* DeclareKeyword */: - case 108 /* InterfaceKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: - case 136 /* TypeKeyword */: - case 139 /* GlobalKeyword */: + case 120 /* AsyncKeyword */: + case 124 /* DeclareKeyword */: + case 109 /* InterfaceKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: + case 138 /* TypeKeyword */: + case 141 /* GlobalKeyword */: // When these don't start a declaration, they're an identifier in an expression statement return true; - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 114 /* StaticKeyword */: - case 130 /* ReadonlyKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 115 /* StaticKeyword */: + case 131 /* ReadonlyKeyword */: // When these don't start a declaration, they may be the start of a class member if an identifier // immediately follows. Otherwise they're an identifier in an expression statement. return isStartOfDeclaration() || !lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine); @@ -18042,7 +17015,7 @@ var ts; } function nextTokenIsIdentifierOrStartOfDestructuring() { nextToken(); - return isIdentifier() || token() === 16 /* OpenBraceToken */ || token() === 20 /* OpenBracketToken */; + return isIdentifier() || token() === 17 /* OpenBraceToken */ || token() === 21 /* OpenBracketToken */; } function isLetDeclaration() { // In ES6 'let' always starts a lexical declaration if followed by an identifier or { @@ -18051,67 +17024,67 @@ var ts; } function parseStatement() { switch (token()) { - case 24 /* SemicolonToken */: + case 25 /* SemicolonToken */: return parseEmptyStatement(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return parseBlock(/*ignoreMissingOpenBrace*/ false); - case 103 /* VarKeyword */: + case 104 /* VarKeyword */: return parseVariableStatement(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); - case 109 /* LetKeyword */: + case 110 /* LetKeyword */: if (isLetDeclaration()) { return parseVariableStatement(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); } break; - case 88 /* FunctionKeyword */: + case 89 /* FunctionKeyword */: return parseFunctionDeclaration(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); - case 74 /* ClassKeyword */: + case 75 /* ClassKeyword */: return parseClassDeclaration(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); - case 89 /* IfKeyword */: + case 90 /* IfKeyword */: return parseIfStatement(); - case 80 /* DoKeyword */: + case 81 /* DoKeyword */: return parseDoStatement(); - case 105 /* WhileKeyword */: + case 106 /* WhileKeyword */: return parseWhileStatement(); - case 87 /* ForKeyword */: + case 88 /* ForKeyword */: return parseForOrForInOrForOfStatement(); - case 76 /* ContinueKeyword */: - return parseBreakOrContinueStatement(214 /* ContinueStatement */); - case 71 /* BreakKeyword */: - return parseBreakOrContinueStatement(215 /* BreakStatement */); - case 95 /* ReturnKeyword */: + case 77 /* ContinueKeyword */: + return parseBreakOrContinueStatement(217 /* ContinueStatement */); + case 72 /* BreakKeyword */: + return parseBreakOrContinueStatement(218 /* BreakStatement */); + case 96 /* ReturnKeyword */: return parseReturnStatement(); - case 106 /* WithKeyword */: + case 107 /* WithKeyword */: return parseWithStatement(); - case 97 /* SwitchKeyword */: + case 98 /* SwitchKeyword */: return parseSwitchStatement(); - case 99 /* ThrowKeyword */: + case 100 /* ThrowKeyword */: return parseThrowStatement(); - case 101 /* TryKeyword */: + case 102 /* TryKeyword */: // Include 'catch' and 'finally' for error recovery. - case 73 /* CatchKeyword */: - case 86 /* FinallyKeyword */: + case 74 /* CatchKeyword */: + case 87 /* FinallyKeyword */: return parseTryStatement(); - case 77 /* DebuggerKeyword */: + case 78 /* DebuggerKeyword */: return parseDebuggerStatement(); - case 56 /* AtToken */: + case 57 /* AtToken */: return parseDeclaration(); - case 119 /* AsyncKeyword */: - case 108 /* InterfaceKeyword */: - case 136 /* TypeKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: - case 123 /* DeclareKeyword */: - case 75 /* ConstKeyword */: - case 82 /* EnumKeyword */: - case 83 /* ExportKeyword */: - case 90 /* ImportKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 113 /* PublicKeyword */: - case 116 /* AbstractKeyword */: - case 114 /* StaticKeyword */: - case 130 /* ReadonlyKeyword */: - case 139 /* GlobalKeyword */: + case 120 /* AsyncKeyword */: + case 109 /* InterfaceKeyword */: + case 138 /* TypeKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: + case 124 /* DeclareKeyword */: + case 76 /* ConstKeyword */: + case 83 /* EnumKeyword */: + case 84 /* ExportKeyword */: + case 91 /* ImportKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 114 /* PublicKeyword */: + case 117 /* AbstractKeyword */: + case 115 /* StaticKeyword */: + case 131 /* ReadonlyKeyword */: + case 141 /* GlobalKeyword */: if (isStartOfDeclaration()) { return parseDeclaration(); } @@ -18124,33 +17097,33 @@ var ts; var decorators = parseDecorators(); var modifiers = parseModifiers(); switch (token()) { - case 103 /* VarKeyword */: - case 109 /* LetKeyword */: - case 75 /* ConstKeyword */: + case 104 /* VarKeyword */: + case 110 /* LetKeyword */: + case 76 /* ConstKeyword */: return parseVariableStatement(fullStart, decorators, modifiers); - case 88 /* FunctionKeyword */: + case 89 /* FunctionKeyword */: return parseFunctionDeclaration(fullStart, decorators, modifiers); - case 74 /* ClassKeyword */: + case 75 /* ClassKeyword */: return parseClassDeclaration(fullStart, decorators, modifiers); - case 108 /* InterfaceKeyword */: + case 109 /* InterfaceKeyword */: return parseInterfaceDeclaration(fullStart, decorators, modifiers); - case 136 /* TypeKeyword */: + case 138 /* TypeKeyword */: return parseTypeAliasDeclaration(fullStart, decorators, modifiers); - case 82 /* EnumKeyword */: + case 83 /* EnumKeyword */: return parseEnumDeclaration(fullStart, decorators, modifiers); - case 139 /* GlobalKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: + case 141 /* GlobalKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: return parseModuleDeclaration(fullStart, decorators, modifiers); - case 90 /* ImportKeyword */: + case 91 /* ImportKeyword */: return parseImportDeclarationOrImportEqualsDeclaration(fullStart, decorators, modifiers); - case 83 /* ExportKeyword */: + case 84 /* ExportKeyword */: nextToken(); switch (token()) { - case 78 /* DefaultKeyword */: - case 57 /* EqualsToken */: + case 79 /* DefaultKeyword */: + case 58 /* EqualsToken */: return parseExportAssignment(fullStart, decorators, modifiers); - case 117 /* AsKeyword */: + case 118 /* AsKeyword */: return parseNamespaceExportDeclaration(fullStart, decorators, modifiers); default: return parseExportDeclaration(fullStart, decorators, modifiers); @@ -18159,7 +17132,7 @@ var ts; if (decorators || modifiers) { // We reached this point because we encountered decorators and/or modifiers and assumed a declaration // would follow. For recovery and error reporting purposes, return an incomplete declaration. - var node = createMissingNode(244 /* MissingDeclaration */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); + var node = createMissingNode(247 /* MissingDeclaration */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); node.pos = fullStart; node.decorators = decorators; node.modifiers = modifiers; @@ -18171,84 +17144,84 @@ var ts; nextToken(); return !scanner.hasPrecedingLineBreak() && (isIdentifier() || token() === 9 /* StringLiteral */); } - function parseFunctionBlockOrSemicolon(isGenerator, isAsync, diagnosticMessage) { - if (token() !== 16 /* OpenBraceToken */ && canParseSemicolon()) { + function parseFunctionBlockOrSemicolon(flags, diagnosticMessage) { + if (token() !== 17 /* OpenBraceToken */ && canParseSemicolon()) { parseSemicolon(); return; } - return parseFunctionBlock(isGenerator, isAsync, /*ignoreMissingOpenBrace*/ false, diagnosticMessage); + return parseFunctionBlock(flags, diagnosticMessage); } // DECLARATIONS function parseArrayBindingElement() { - if (token() === 25 /* CommaToken */) { - return createNode(198 /* OmittedExpression */); + if (token() === 26 /* CommaToken */) { + return createNode(200 /* OmittedExpression */); } - var node = createNode(174 /* BindingElement */); - node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + var node = createNode(176 /* BindingElement */); + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); node.name = parseIdentifierOrPattern(); - node.initializer = parseBindingElementInitializer(/*inParameter*/ false); + node.initializer = parseInitializer(/*inParameter*/ false); return finishNode(node); } function parseObjectBindingElement() { - var node = createNode(174 /* BindingElement */); - node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + var node = createNode(176 /* BindingElement */); + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); var tokenIsIdentifier = isIdentifier(); var propertyName = parsePropertyName(); - if (tokenIsIdentifier && token() !== 55 /* ColonToken */) { + if (tokenIsIdentifier && token() !== 56 /* ColonToken */) { node.name = propertyName; } else { - parseExpected(55 /* ColonToken */); + parseExpected(56 /* ColonToken */); node.propertyName = propertyName; node.name = parseIdentifierOrPattern(); } - node.initializer = parseBindingElementInitializer(/*inParameter*/ false); + node.initializer = parseInitializer(/*inParameter*/ false); return finishNode(node); } function parseObjectBindingPattern() { - var node = createNode(172 /* ObjectBindingPattern */); - parseExpected(16 /* OpenBraceToken */); + var node = createNode(174 /* ObjectBindingPattern */); + parseExpected(17 /* OpenBraceToken */); node.elements = parseDelimitedList(9 /* ObjectBindingElements */, parseObjectBindingElement); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseArrayBindingPattern() { - var node = createNode(173 /* ArrayBindingPattern */); - parseExpected(20 /* OpenBracketToken */); + var node = createNode(175 /* ArrayBindingPattern */); + parseExpected(21 /* OpenBracketToken */); node.elements = parseDelimitedList(10 /* ArrayBindingElements */, parseArrayBindingElement); - parseExpected(21 /* CloseBracketToken */); + parseExpected(22 /* CloseBracketToken */); return finishNode(node); } function isIdentifierOrPattern() { - return token() === 16 /* OpenBraceToken */ || token() === 20 /* OpenBracketToken */ || isIdentifier(); + return token() === 17 /* OpenBraceToken */ || token() === 21 /* OpenBracketToken */ || isIdentifier(); } function parseIdentifierOrPattern() { - if (token() === 20 /* OpenBracketToken */) { + if (token() === 21 /* OpenBracketToken */) { return parseArrayBindingPattern(); } - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { return parseObjectBindingPattern(); } return parseIdentifier(); } function parseVariableDeclaration() { - var node = createNode(223 /* VariableDeclaration */); + var node = createNode(226 /* VariableDeclaration */); node.name = parseIdentifierOrPattern(); node.type = parseTypeAnnotation(); if (!isInOrOfKeyword(token())) { - node.initializer = parseInitializer(/*inParameter*/ false); + node.initializer = parseNonParameterInitializer(); } return finishNode(node); } function parseVariableDeclarationList(inForStatementInitializer) { - var node = createNode(224 /* VariableDeclarationList */); + var node = createNode(227 /* VariableDeclarationList */); switch (token()) { - case 103 /* VarKeyword */: + case 104 /* VarKeyword */: break; - case 109 /* LetKeyword */: + case 110 /* LetKeyword */: node.flags |= 1 /* Let */; break; - case 75 /* ConstKeyword */: + case 76 /* ConstKeyword */: node.flags |= 2 /* Const */; break; default: @@ -18264,7 +17237,7 @@ var ts; // So we need to look ahead to determine if 'of' should be treated as a keyword in // this context. // The checker will then give an error that there is an empty declaration list. - if (token() === 140 /* OfKeyword */ && lookAhead(canFollowContextualOfKeyword)) { + if (token() === 142 /* OfKeyword */ && lookAhead(canFollowContextualOfKeyword)) { node.declarations = createMissingList(); } else { @@ -18276,10 +17249,10 @@ var ts; return finishNode(node); } function canFollowContextualOfKeyword() { - return nextTokenIsIdentifier() && nextToken() === 19 /* CloseParenToken */; + return nextTokenIsIdentifier() && nextToken() === 20 /* CloseParenToken */; } function parseVariableStatement(fullStart, decorators, modifiers) { - var node = createNode(205 /* VariableStatement */, fullStart); + var node = createNode(208 /* VariableStatement */, fullStart); node.decorators = decorators; node.modifiers = modifiers; node.declarationList = parseVariableDeclarationList(/*inForStatementInitializer*/ false); @@ -18287,42 +17260,42 @@ var ts; return addJSDocComment(finishNode(node)); } function parseFunctionDeclaration(fullStart, decorators, modifiers) { - var node = createNode(225 /* FunctionDeclaration */, fullStart); + var node = createNode(228 /* FunctionDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(88 /* FunctionKeyword */); - node.asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + parseExpected(89 /* FunctionKeyword */); + node.asteriskToken = parseOptionalToken(39 /* AsteriskToken */); node.name = ts.hasModifier(node, 512 /* Default */) ? parseOptionalIdentifier() : parseIdentifier(); - var isGenerator = !!node.asteriskToken; - var isAsync = ts.hasModifier(node, 256 /* Async */); - fillSignature(55 /* ColonToken */, /*yieldContext*/ isGenerator, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlockOrSemicolon(isGenerator, isAsync, ts.Diagnostics.or_expected); + var isGenerator = node.asteriskToken ? 1 /* Yield */ : 0 /* None */; + var isAsync = ts.hasModifier(node, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; + fillSignature(56 /* ColonToken */, isGenerator | isAsync, node); + node.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, ts.Diagnostics.or_expected); return addJSDocComment(finishNode(node)); } function parseConstructorDeclaration(pos, decorators, modifiers) { - var node = createNode(150 /* Constructor */, pos); + var node = createNode(152 /* Constructor */, pos); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(122 /* ConstructorKeyword */); - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlockOrSemicolon(/*isGenerator*/ false, /*isAsync*/ false, ts.Diagnostics.or_expected); + parseExpected(123 /* ConstructorKeyword */); + fillSignature(56 /* ColonToken */, 0 /* None */, node); + node.body = parseFunctionBlockOrSemicolon(0 /* None */, ts.Diagnostics.or_expected); return addJSDocComment(finishNode(node)); } function parseMethodDeclaration(fullStart, decorators, modifiers, asteriskToken, name, questionToken, diagnosticMessage) { - var method = createNode(149 /* MethodDeclaration */, fullStart); + var method = createNode(151 /* MethodDeclaration */, fullStart); method.decorators = decorators; method.modifiers = modifiers; method.asteriskToken = asteriskToken; method.name = name; method.questionToken = questionToken; - var isGenerator = !!asteriskToken; - var isAsync = ts.hasModifier(method, 256 /* Async */); - fillSignature(55 /* ColonToken */, /*yieldContext*/ isGenerator, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ false, method); - method.body = parseFunctionBlockOrSemicolon(isGenerator, isAsync, diagnosticMessage); + var isGenerator = asteriskToken ? 1 /* Yield */ : 0 /* None */; + var isAsync = ts.hasModifier(method, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; + fillSignature(56 /* ColonToken */, isGenerator | isAsync, method); + method.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, diagnosticMessage); return addJSDocComment(finishNode(method)); } function parsePropertyDeclaration(fullStart, decorators, modifiers, name, questionToken) { - var property = createNode(147 /* PropertyDeclaration */, fullStart); + var property = createNode(149 /* PropertyDeclaration */, fullStart); property.decorators = decorators; property.modifiers = modifiers; property.name = name; @@ -18344,12 +17317,12 @@ var ts; return addJSDocComment(finishNode(property)); } function parsePropertyOrMethodDeclaration(fullStart, decorators, modifiers) { - var asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + var asteriskToken = parseOptionalToken(39 /* AsteriskToken */); var name = parsePropertyName(); // Note: this is not legal as per the grammar. But we allow it in the parser and // report an error in the grammar checker. - var questionToken = parseOptionalToken(54 /* QuestionToken */); - if (asteriskToken || token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { + var questionToken = parseOptionalToken(55 /* QuestionToken */); + if (asteriskToken || token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { return parseMethodDeclaration(fullStart, decorators, modifiers, asteriskToken, name, questionToken, ts.Diagnostics.or_expected); } else { @@ -18364,17 +17337,17 @@ var ts; node.decorators = decorators; node.modifiers = modifiers; node.name = parsePropertyName(); - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlockOrSemicolon(/*isGenerator*/ false, /*isAsync*/ false); + fillSignature(56 /* ColonToken */, 0 /* None */, node); + node.body = parseFunctionBlockOrSemicolon(0 /* None */); return addJSDocComment(finishNode(node)); } function isClassMemberModifier(idToken) { switch (idToken) { - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 114 /* StaticKeyword */: - case 130 /* ReadonlyKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 115 /* StaticKeyword */: + case 131 /* ReadonlyKeyword */: return true; default: return false; @@ -18382,7 +17355,7 @@ var ts; } function isClassMemberStart() { var idToken; - if (token() === 56 /* AtToken */) { + if (token() === 57 /* AtToken */) { return true; } // Eat up all modifiers, but hold on to the last one in case it is actually an identifier. @@ -18399,7 +17372,7 @@ var ts; } nextToken(); } - if (token() === 38 /* AsteriskToken */) { + if (token() === 39 /* AsteriskToken */) { return true; } // Try to get the first property-like token following all modifiers. @@ -18409,23 +17382,23 @@ var ts; nextToken(); } // Index signatures and computed properties are class members; we can parse. - if (token() === 20 /* OpenBracketToken */) { + if (token() === 21 /* OpenBracketToken */) { return true; } // If we were able to get any potential identifier... if (idToken !== undefined) { // If we have a non-keyword identifier, or if we have an accessor, then it's safe to parse. - if (!ts.isKeyword(idToken) || idToken === 133 /* SetKeyword */ || idToken === 124 /* GetKeyword */) { + if (!ts.isKeyword(idToken) || idToken === 135 /* SetKeyword */ || idToken === 125 /* GetKeyword */) { return true; } // If it *is* a keyword, but not an accessor, check a little farther along // to see if it should actually be parsed as a class member. switch (token()) { - case 18 /* OpenParenToken */: // Method declaration - case 26 /* LessThanToken */: // Generic Method declaration - case 55 /* ColonToken */: // Type Annotation for declaration - case 57 /* EqualsToken */: // Initializer for declaration - case 54 /* QuestionToken */: + case 19 /* OpenParenToken */: // Method declaration + case 27 /* LessThanToken */: // Generic Method declaration + case 56 /* ColonToken */: // Type Annotation for declaration + case 58 /* EqualsToken */: // Initializer for declaration + case 55 /* QuestionToken */:// Not valid, but permitted so that it gets caught later on. return true; default: // Covers @@ -18439,26 +17412,19 @@ var ts; return false; } function parseDecorators() { - var decorators; + var list; + var listPos = getNodePos(); while (true) { var decoratorStart = getNodePos(); - if (!parseOptional(56 /* AtToken */)) { + if (!parseOptional(57 /* AtToken */)) { break; } - var decorator = createNode(145 /* Decorator */, decoratorStart); + var decorator = createNode(147 /* Decorator */, decoratorStart); decorator.expression = doInDecoratorContext(parseLeftHandSideExpressionOrHigher); finishNode(decorator); - if (!decorators) { - decorators = createNodeArray([decorator], decoratorStart); - } - else { - decorators.push(decorator); - } + (list || (list = [])).push(decorator); } - if (decorators) { - decorators.end = getNodeEnd(); - } - return decorators; + return list && createNodeArray(list, listPos); } /* * There are situations in which a modifier like 'const' will appear unexpectedly, such as on a class member. @@ -18468,11 +17434,12 @@ var ts; * In such situations, 'permitInvalidConstAsModifier' should be set to true. */ function parseModifiers(permitInvalidConstAsModifier) { - var modifiers; + var list; + var listPos = getNodePos(); while (true) { var modifierStart = scanner.getStartPos(); var modifierKind = token(); - if (token() === 75 /* ConstKeyword */ && permitInvalidConstAsModifier) { + if (token() === 76 /* ConstKeyword */ && permitInvalidConstAsModifier) { // We need to ensure that any subsequent modifiers appear on the same line // so that when 'const' is a standalone declaration, we don't issue an error. if (!tryParse(nextTokenIsOnSameLineAndCanFollowModifier)) { @@ -18485,33 +17452,24 @@ var ts; } } var modifier = finishNode(createNode(modifierKind, modifierStart)); - if (!modifiers) { - modifiers = createNodeArray([modifier], modifierStart); - } - else { - modifiers.push(modifier); - } - } - if (modifiers) { - modifiers.end = scanner.getStartPos(); + (list || (list = [])).push(modifier); } - return modifiers; + return list && createNodeArray(list, listPos); } function parseModifiersForArrowFunction() { var modifiers; - if (token() === 119 /* AsyncKeyword */) { + if (token() === 120 /* AsyncKeyword */) { var modifierStart = scanner.getStartPos(); var modifierKind = token(); nextToken(); var modifier = finishNode(createNode(modifierKind, modifierStart)); modifiers = createNodeArray([modifier], modifierStart); - modifiers.end = scanner.getStartPos(); } return modifiers; } function parseClassElement() { - if (token() === 24 /* SemicolonToken */) { - var result = createNode(203 /* SemicolonClassElement */); + if (token() === 25 /* SemicolonToken */) { + var result = createNode(206 /* SemicolonClassElement */); nextToken(); return finishNode(result); } @@ -18522,7 +17480,7 @@ var ts; if (accessor) { return accessor; } - if (token() === 122 /* ConstructorKeyword */) { + if (token() === 123 /* ConstructorKeyword */) { return parseConstructorDeclaration(fullStart, decorators, modifiers); } if (isIndexSignature()) { @@ -18533,14 +17491,14 @@ var ts; if (ts.tokenIsIdentifierOrKeyword(token()) || token() === 9 /* StringLiteral */ || token() === 8 /* NumericLiteral */ || - token() === 38 /* AsteriskToken */ || - token() === 20 /* OpenBracketToken */) { + token() === 39 /* AsteriskToken */ || + token() === 21 /* OpenBracketToken */) { return parsePropertyOrMethodDeclaration(fullStart, decorators, modifiers); } if (decorators || modifiers) { // treat this as a property declaration with a missing name. - var name_13 = createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); - return parsePropertyDeclaration(fullStart, decorators, modifiers, name_13, /*questionToken*/ undefined); + var name = createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); + return parsePropertyDeclaration(fullStart, decorators, modifiers, name, /*questionToken*/ undefined); } // 'isClassMemberStart' should have hinted not to attempt parsing. ts.Debug.fail("Should not have attempted to parse class member declaration."); @@ -18549,24 +17507,24 @@ var ts; return parseClassDeclarationOrExpression( /*fullStart*/ scanner.getStartPos(), /*decorators*/ undefined, - /*modifiers*/ undefined, 197 /* ClassExpression */); + /*modifiers*/ undefined, 199 /* ClassExpression */); } function parseClassDeclaration(fullStart, decorators, modifiers) { - return parseClassDeclarationOrExpression(fullStart, decorators, modifiers, 226 /* ClassDeclaration */); + return parseClassDeclarationOrExpression(fullStart, decorators, modifiers, 229 /* ClassDeclaration */); } function parseClassDeclarationOrExpression(fullStart, decorators, modifiers, kind) { var node = createNode(kind, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(74 /* ClassKeyword */); + parseExpected(75 /* ClassKeyword */); node.name = parseNameOfClassDeclarationOrExpression(); node.typeParameters = parseTypeParameters(); node.heritageClauses = parseHeritageClauses(); - if (parseExpected(16 /* OpenBraceToken */)) { + if (parseExpected(17 /* OpenBraceToken */)) { // ClassTail[Yield,Await] : (Modified) See 14.5 // ClassHeritage[?Yield,?Await]opt { ClassBody[?Yield,?Await]opt } node.members = parseClassMembers(); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.members = createMissingList(); @@ -18584,7 +17542,7 @@ var ts; : undefined; } function isImplementsClause() { - return token() === 107 /* ImplementsKeyword */ && lookAhead(nextTokenIsIdentifierOrKeyword); + return token() === 108 /* ImplementsKeyword */ && lookAhead(nextTokenIsIdentifierOrKeyword); } function parseHeritageClauses() { // ClassTail[Yield,Await] : (Modified) See 14.5 @@ -18595,9 +17553,10 @@ var ts; return undefined; } function parseHeritageClause() { - if (token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */) { - var node = createNode(255 /* HeritageClause */); - node.token = token(); + var tok = token(); + if (tok === 85 /* ExtendsKeyword */ || tok === 108 /* ImplementsKeyword */) { + var node = createNode(259 /* HeritageClause */); + node.token = tok; nextToken(); node.types = parseDelimitedList(7 /* HeritageClauseElement */, parseExpressionWithTypeArguments); return finishNode(node); @@ -18605,24 +17564,27 @@ var ts; return undefined; } function parseExpressionWithTypeArguments() { - var node = createNode(199 /* ExpressionWithTypeArguments */); + var node = createNode(201 /* ExpressionWithTypeArguments */); node.expression = parseLeftHandSideExpressionOrHigher(); - if (token() === 26 /* LessThanToken */) { - node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 26 /* LessThanToken */, 28 /* GreaterThanToken */); - } + node.typeArguments = tryParseTypeArguments(); return finishNode(node); } + function tryParseTypeArguments() { + return token() === 27 /* LessThanToken */ + ? parseBracketedList(19 /* TypeArguments */, parseType, 27 /* LessThanToken */, 29 /* GreaterThanToken */) + : undefined; + } function isHeritageClause() { - return token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */; + return token() === 85 /* ExtendsKeyword */ || token() === 108 /* ImplementsKeyword */; } function parseClassMembers() { return parseList(5 /* ClassMembers */, parseClassElement); } function parseInterfaceDeclaration(fullStart, decorators, modifiers) { - var node = createNode(227 /* InterfaceDeclaration */, fullStart); + var node = createNode(230 /* InterfaceDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(108 /* InterfaceKeyword */); + parseExpected(109 /* InterfaceKeyword */); node.name = parseIdentifier(); node.typeParameters = parseTypeParameters(); node.heritageClauses = parseHeritageClauses(); @@ -18630,13 +17592,13 @@ var ts; return addJSDocComment(finishNode(node)); } function parseTypeAliasDeclaration(fullStart, decorators, modifiers) { - var node = createNode(228 /* TypeAliasDeclaration */, fullStart); + var node = createNode(231 /* TypeAliasDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(136 /* TypeKeyword */); + parseExpected(138 /* TypeKeyword */); node.name = parseIdentifier(); node.typeParameters = parseTypeParameters(); - parseExpected(57 /* EqualsToken */); + parseExpected(58 /* EqualsToken */); node.type = parseType(); parseSemicolon(); return addJSDocComment(finishNode(node)); @@ -18646,20 +17608,20 @@ var ts; // ConstantEnumMemberSection, which starts at the beginning of an enum declaration // or any time an integer literal initializer is encountered. function parseEnumMember() { - var node = createNode(260 /* EnumMember */, scanner.getStartPos()); + var node = createNode(264 /* EnumMember */, scanner.getStartPos()); node.name = parsePropertyName(); node.initializer = allowInAnd(parseNonParameterInitializer); return addJSDocComment(finishNode(node)); } function parseEnumDeclaration(fullStart, decorators, modifiers) { - var node = createNode(229 /* EnumDeclaration */, fullStart); + var node = createNode(232 /* EnumDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(82 /* EnumKeyword */); + parseExpected(83 /* EnumKeyword */); node.name = parseIdentifier(); - if (parseExpected(16 /* OpenBraceToken */)) { + if (parseExpected(17 /* OpenBraceToken */)) { node.members = parseDelimitedList(6 /* EnumMembers */, parseEnumMember); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.members = createMissingList(); @@ -18667,10 +17629,10 @@ var ts; return addJSDocComment(finishNode(node)); } function parseModuleBlock() { - var node = createNode(231 /* ModuleBlock */, scanner.getStartPos()); - if (parseExpected(16 /* OpenBraceToken */)) { + var node = createNode(234 /* ModuleBlock */, scanner.getStartPos()); + if (parseExpected(17 /* OpenBraceToken */)) { node.statements = parseList(1 /* BlockStatements */, parseStatement); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.statements = createMissingList(); @@ -18678,7 +17640,7 @@ var ts; return finishNode(node); } function parseModuleOrNamespaceDeclaration(fullStart, decorators, modifiers, flags) { - var node = createNode(230 /* ModuleDeclaration */, fullStart); + var node = createNode(233 /* ModuleDeclaration */, fullStart); // If we are parsing a dotted namespace name, we want to // propagate the 'Namespace' flag across the names if set. var namespaceFlag = flags & 16 /* Namespace */; @@ -18686,24 +17648,25 @@ var ts; node.modifiers = modifiers; node.flags |= flags; node.name = parseIdentifier(); - node.body = parseOptional(22 /* DotToken */) + node.body = parseOptional(23 /* DotToken */) ? parseModuleOrNamespaceDeclaration(getNodePos(), /*decorators*/ undefined, /*modifiers*/ undefined, 4 /* NestedNamespace */ | namespaceFlag) : parseModuleBlock(); return addJSDocComment(finishNode(node)); } function parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers) { - var node = createNode(230 /* ModuleDeclaration */, fullStart); + var node = createNode(233 /* ModuleDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - if (token() === 139 /* GlobalKeyword */) { + if (token() === 141 /* GlobalKeyword */) { // parse 'global' as name of global scope augmentation node.name = parseIdentifier(); node.flags |= 512 /* GlobalAugmentation */; } else { - node.name = parseLiteralNode(/*internName*/ true); + node.name = parseLiteralNode(); + node.name.text = internIdentifier(node.name.text); } - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { node.body = parseModuleBlock(); } else { @@ -18713,15 +17676,15 @@ var ts; } function parseModuleDeclaration(fullStart, decorators, modifiers) { var flags = 0; - if (token() === 139 /* GlobalKeyword */) { + if (token() === 141 /* GlobalKeyword */) { // global augmentation return parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers); } - else if (parseOptional(128 /* NamespaceKeyword */)) { + else if (parseOptional(129 /* NamespaceKeyword */)) { flags |= 16 /* Namespace */; } else { - parseExpected(127 /* ModuleKeyword */); + parseExpected(128 /* ModuleKeyword */); if (token() === 9 /* StringLiteral */) { return parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers); } @@ -18729,62 +17692,62 @@ var ts; return parseModuleOrNamespaceDeclaration(fullStart, decorators, modifiers, flags); } function isExternalModuleReference() { - return token() === 131 /* RequireKeyword */ && + return token() === 132 /* RequireKeyword */ && lookAhead(nextTokenIsOpenParen); } function nextTokenIsOpenParen() { - return nextToken() === 18 /* OpenParenToken */; + return nextToken() === 19 /* OpenParenToken */; } function nextTokenIsSlash() { - return nextToken() === 40 /* SlashToken */; + return nextToken() === 41 /* SlashToken */; } function parseNamespaceExportDeclaration(fullStart, decorators, modifiers) { - var exportDeclaration = createNode(233 /* NamespaceExportDeclaration */, fullStart); + var exportDeclaration = createNode(236 /* NamespaceExportDeclaration */, fullStart); exportDeclaration.decorators = decorators; exportDeclaration.modifiers = modifiers; - parseExpected(117 /* AsKeyword */); - parseExpected(128 /* NamespaceKeyword */); + parseExpected(118 /* AsKeyword */); + parseExpected(129 /* NamespaceKeyword */); exportDeclaration.name = parseIdentifier(); parseSemicolon(); return finishNode(exportDeclaration); } function parseImportDeclarationOrImportEqualsDeclaration(fullStart, decorators, modifiers) { - parseExpected(90 /* ImportKeyword */); + parseExpected(91 /* ImportKeyword */); var afterImportPos = scanner.getStartPos(); var identifier; if (isIdentifier()) { identifier = parseIdentifier(); - if (token() !== 25 /* CommaToken */ && token() !== 138 /* FromKeyword */) { - // ImportEquals declaration of type: - // import x = require("mod"); or - // import x = M.x; - var importEqualsDeclaration = createNode(234 /* ImportEqualsDeclaration */, fullStart); - importEqualsDeclaration.decorators = decorators; - importEqualsDeclaration.modifiers = modifiers; - importEqualsDeclaration.name = identifier; - parseExpected(57 /* EqualsToken */); - importEqualsDeclaration.moduleReference = parseModuleReference(); - parseSemicolon(); - return addJSDocComment(finishNode(importEqualsDeclaration)); + if (token() !== 26 /* CommaToken */ && token() !== 140 /* FromKeyword */) { + return parseImportEqualsDeclaration(fullStart, decorators, modifiers, identifier); } } // Import statement - var importDeclaration = createNode(235 /* ImportDeclaration */, fullStart); + var importDeclaration = createNode(238 /* ImportDeclaration */, fullStart); importDeclaration.decorators = decorators; importDeclaration.modifiers = modifiers; // ImportDeclaration: // import ImportClause from ModuleSpecifier ; // import ModuleSpecifier; - if (identifier || - token() === 38 /* AsteriskToken */ || - token() === 16 /* OpenBraceToken */) { + if (identifier || // import id + token() === 39 /* AsteriskToken */ || // import * + token() === 17 /* OpenBraceToken */) { importDeclaration.importClause = parseImportClause(identifier, afterImportPos); - parseExpected(138 /* FromKeyword */); + parseExpected(140 /* FromKeyword */); } importDeclaration.moduleSpecifier = parseModuleSpecifier(); parseSemicolon(); return finishNode(importDeclaration); } + function parseImportEqualsDeclaration(fullStart, decorators, modifiers, identifier) { + var importEqualsDeclaration = createNode(237 /* ImportEqualsDeclaration */, fullStart); + importEqualsDeclaration.decorators = decorators; + importEqualsDeclaration.modifiers = modifiers; + importEqualsDeclaration.name = identifier; + parseExpected(58 /* EqualsToken */); + importEqualsDeclaration.moduleReference = parseModuleReference(); + parseSemicolon(); + return addJSDocComment(finishNode(importEqualsDeclaration)); + } function parseImportClause(identifier, fullStart) { // ImportClause: // ImportedDefaultBinding @@ -18792,7 +17755,7 @@ var ts; // NamedImports // ImportedDefaultBinding, NameSpaceImport // ImportedDefaultBinding, NamedImports - var importClause = createNode(236 /* ImportClause */, fullStart); + var importClause = createNode(239 /* ImportClause */, fullStart); if (identifier) { // ImportedDefaultBinding: // ImportedBinding @@ -18801,8 +17764,8 @@ var ts; // If there was no default import or if there is comma token after default import // parse namespace or named imports if (!importClause.name || - parseOptional(25 /* CommaToken */)) { - importClause.namedBindings = token() === 38 /* AsteriskToken */ ? parseNamespaceImport() : parseNamedImportsOrExports(238 /* NamedImports */); + parseOptional(26 /* CommaToken */)) { + importClause.namedBindings = token() === 39 /* AsteriskToken */ ? parseNamespaceImport() : parseNamedImportsOrExports(241 /* NamedImports */); } return finishNode(importClause); } @@ -18812,17 +17775,17 @@ var ts; : parseEntityName(/*allowReservedWords*/ false); } function parseExternalModuleReference() { - var node = createNode(245 /* ExternalModuleReference */); - parseExpected(131 /* RequireKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(248 /* ExternalModuleReference */); + parseExpected(132 /* RequireKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = parseModuleSpecifier(); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); return finishNode(node); } function parseModuleSpecifier() { if (token() === 9 /* StringLiteral */) { var result = parseLiteralNode(); - internIdentifier(result.text); + result.text = internIdentifier(result.text); return result; } else { @@ -18835,9 +17798,9 @@ var ts; function parseNamespaceImport() { // NameSpaceImport: // * as ImportedBinding - var namespaceImport = createNode(237 /* NamespaceImport */); - parseExpected(38 /* AsteriskToken */); - parseExpected(117 /* AsKeyword */); + var namespaceImport = createNode(240 /* NamespaceImport */); + parseExpected(39 /* AsteriskToken */); + parseExpected(118 /* AsKeyword */); namespaceImport.name = parseIdentifier(); return finishNode(namespaceImport); } @@ -18850,14 +17813,14 @@ var ts; // ImportsList: // ImportSpecifier // ImportsList, ImportSpecifier - node.elements = parseBracketedList(22 /* ImportOrExportSpecifiers */, kind === 238 /* NamedImports */ ? parseImportSpecifier : parseExportSpecifier, 16 /* OpenBraceToken */, 17 /* CloseBraceToken */); + node.elements = parseBracketedList(22 /* ImportOrExportSpecifiers */, kind === 241 /* NamedImports */ ? parseImportSpecifier : parseExportSpecifier, 17 /* OpenBraceToken */, 18 /* CloseBraceToken */); return finishNode(node); } function parseExportSpecifier() { - return parseImportOrExportSpecifier(243 /* ExportSpecifier */); + return parseImportOrExportSpecifier(246 /* ExportSpecifier */); } function parseImportSpecifier() { - return parseImportOrExportSpecifier(239 /* ImportSpecifier */); + return parseImportOrExportSpecifier(242 /* ImportSpecifier */); } function parseImportOrExportSpecifier(kind) { var node = createNode(kind); @@ -18871,9 +17834,9 @@ var ts; var checkIdentifierStart = scanner.getTokenPos(); var checkIdentifierEnd = scanner.getTextPos(); var identifierName = parseIdentifierName(); - if (token() === 117 /* AsKeyword */) { + if (token() === 118 /* AsKeyword */) { node.propertyName = identifierName; - parseExpected(117 /* AsKeyword */); + parseExpected(118 /* AsKeyword */); checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier(); checkIdentifierStart = scanner.getTokenPos(); checkIdentifierEnd = scanner.getTextPos(); @@ -18882,27 +17845,27 @@ var ts; else { node.name = identifierName; } - if (kind === 239 /* ImportSpecifier */ && checkIdentifierIsKeyword) { + if (kind === 242 /* ImportSpecifier */ && checkIdentifierIsKeyword) { // Report error identifier expected parseErrorAtPosition(checkIdentifierStart, checkIdentifierEnd - checkIdentifierStart, ts.Diagnostics.Identifier_expected); } return finishNode(node); } function parseExportDeclaration(fullStart, decorators, modifiers) { - var node = createNode(241 /* ExportDeclaration */, fullStart); + var node = createNode(244 /* ExportDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - if (parseOptional(38 /* AsteriskToken */)) { - parseExpected(138 /* FromKeyword */); + if (parseOptional(39 /* AsteriskToken */)) { + parseExpected(140 /* FromKeyword */); node.moduleSpecifier = parseModuleSpecifier(); } else { - node.exportClause = parseNamedImportsOrExports(242 /* NamedExports */); + node.exportClause = parseNamedImportsOrExports(245 /* NamedExports */); // It is not uncommon to accidentally omit the 'from' keyword. Additionally, in editing scenarios, // the 'from' keyword can be parsed as a named export when the export clause is unterminated (i.e. `export { from "moduleName";`) // If we don't have a 'from' keyword, see if we have a string literal such that ASI won't take effect. - if (token() === 138 /* FromKeyword */ || (token() === 9 /* StringLiteral */ && !scanner.hasPrecedingLineBreak())) { - parseExpected(138 /* FromKeyword */); + if (token() === 140 /* FromKeyword */ || (token() === 9 /* StringLiteral */ && !scanner.hasPrecedingLineBreak())) { + parseExpected(140 /* FromKeyword */); node.moduleSpecifier = parseModuleSpecifier(); } } @@ -18910,14 +17873,14 @@ var ts; return finishNode(node); } function parseExportAssignment(fullStart, decorators, modifiers) { - var node = createNode(240 /* ExportAssignment */, fullStart); + var node = createNode(243 /* ExportAssignment */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - if (parseOptional(57 /* EqualsToken */)) { + if (parseOptional(58 /* EqualsToken */)) { node.isExportEquals = true; } else { - parseExpected(78 /* DefaultKeyword */); + parseExpected(79 /* DefaultKeyword */); } node.expression = parseAssignmentExpressionOrHigher(); parseSemicolon(); @@ -18929,6 +17892,7 @@ var ts; var typeReferenceDirectives = []; var amdDependencies = []; var amdModuleName; + var checkJsDirective = undefined; // Keep scanning all the leading trivia in the file until we get to something that // isn't trivia. Any single line comment will be analyzed to see if it is a // reference comment. @@ -18942,7 +17906,11 @@ var ts; break; } } - var range = { pos: triviaScanner.getTokenPos(), end: triviaScanner.getTextPos(), kind: triviaScanner.getToken() }; + var range = { + kind: triviaScanner.getToken(), + pos: triviaScanner.getTokenPos(), + end: triviaScanner.getTextPos(), + }; var comment = sourceText.substring(range.pos, range.end); var referencePathMatchResult = ts.getFileReferenceFromReferencePath(comment, range); if (referencePathMatchResult) { @@ -18982,20 +17950,30 @@ var ts; amdDependencies.push(amdDependency); } } + var checkJsDirectiveRegEx = /^\/\/\/?\s*(@ts-check|@ts-nocheck)\s*$/gim; + var checkJsDirectiveMatchResult = checkJsDirectiveRegEx.exec(comment); + if (checkJsDirectiveMatchResult) { + checkJsDirective = { + enabled: ts.compareStrings(checkJsDirectiveMatchResult[1], "@ts-check", /*ignoreCase*/ true) === 0 /* EqualTo */, + end: range.end, + pos: range.pos + }; + } } } sourceFile.referencedFiles = referencedFiles; sourceFile.typeReferenceDirectives = typeReferenceDirectives; sourceFile.amdDependencies = amdDependencies; sourceFile.moduleName = amdModuleName; + sourceFile.checkJsDirective = checkJsDirective; } function setExternalModuleIndicator(sourceFile) { sourceFile.externalModuleIndicator = ts.forEach(sourceFile.statements, function (node) { return ts.hasModifier(node, 1 /* Export */) - || node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 245 /* ExternalModuleReference */ - || node.kind === 235 /* ImportDeclaration */ - || node.kind === 240 /* ExportAssignment */ - || node.kind === 241 /* ExportDeclaration */ + || node.kind === 237 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 248 /* ExternalModuleReference */ + || node.kind === 238 /* ImportDeclaration */ + || node.kind === 243 /* ExportAssignment */ + || node.kind === 244 /* ExportDeclaration */ ? node : undefined; }); @@ -19025,11 +18003,7 @@ var ts; ParsingContext[ParsingContext["TupleElementTypes"] = 20] = "TupleElementTypes"; ParsingContext[ParsingContext["HeritageClauses"] = 21] = "HeritageClauses"; ParsingContext[ParsingContext["ImportOrExportSpecifiers"] = 22] = "ImportOrExportSpecifiers"; - ParsingContext[ParsingContext["JSDocFunctionParameters"] = 23] = "JSDocFunctionParameters"; - ParsingContext[ParsingContext["JSDocTypeArguments"] = 24] = "JSDocTypeArguments"; - ParsingContext[ParsingContext["JSDocRecordMembers"] = 25] = "JSDocRecordMembers"; - ParsingContext[ParsingContext["JSDocTupleTypes"] = 26] = "JSDocTupleTypes"; - ParsingContext[ParsingContext["Count"] = 27] = "Count"; // Number of parsing contexts + ParsingContext[ParsingContext["Count"] = 23] = "Count"; // Number of parsing contexts })(ParsingContext || (ParsingContext = {})); var Tristate; (function (Tristate) { @@ -19039,23 +18013,6 @@ var ts; })(Tristate || (Tristate = {})); var JSDocParser; (function (JSDocParser) { - function isJSDocType() { - switch (token()) { - case 38 /* AsteriskToken */: - case 54 /* QuestionToken */: - case 18 /* OpenParenToken */: - case 20 /* OpenBracketToken */: - case 50 /* ExclamationToken */: - case 16 /* OpenBraceToken */: - case 88 /* FunctionKeyword */: - case 23 /* DotDotDotToken */: - case 93 /* NewKeyword */: - case 98 /* ThisKeyword */: - return true; - } - return ts.tokenIsIdentifierOrKeyword(token()); - } - JSDocParser.isJSDocType = isJSDocType; function parseJSDocTypeExpressionForTests(content, start, length) { initializeState(content, 5 /* Latest */, /*_syntaxCursor:*/ undefined, 1 /* JS */); sourceFile = createSourceFile("file.js", 5 /* Latest */, 1 /* JS */); @@ -19067,265 +18024,20 @@ var ts; return jsDocTypeExpression ? { jsDocTypeExpression: jsDocTypeExpression, diagnostics: diagnostics } : undefined; } JSDocParser.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests; - // Parses out a JSDoc type expression. - /* @internal */ - function parseJSDocTypeExpression() { - var result = createNode(262 /* JSDocTypeExpression */, scanner.getTokenPos()); - parseExpected(16 /* OpenBraceToken */); - result.type = parseJSDocTopLevelType(); - parseExpected(17 /* CloseBraceToken */); + function parseJSDocTypeExpression(requireBraces) { + var result = createNode(267 /* JSDocTypeExpression */, scanner.getTokenPos()); + if (!parseExpected(17 /* OpenBraceToken */) && requireBraces) { + return undefined; + } + result.type = doInsideOfContext(1048576 /* JSDoc */, parseType); + parseExpected(18 /* CloseBraceToken */); fixupParentReferences(result); return finishNode(result); } JSDocParser.parseJSDocTypeExpression = parseJSDocTypeExpression; - function parseJSDocTopLevelType() { - var type = parseJSDocType(); - if (token() === 48 /* BarToken */) { - var unionType = createNode(266 /* JSDocUnionType */, type.pos); - unionType.types = parseJSDocTypeList(type); - type = finishNode(unionType); - } - if (token() === 57 /* EqualsToken */) { - var optionalType = createNode(273 /* JSDocOptionalType */, type.pos); - nextToken(); - optionalType.type = type; - type = finishNode(optionalType); - } - return type; - } - function parseJSDocType() { - var type = parseBasicTypeExpression(); - while (true) { - if (token() === 20 /* OpenBracketToken */) { - var arrayType = createNode(265 /* JSDocArrayType */, type.pos); - arrayType.elementType = type; - nextToken(); - parseExpected(21 /* CloseBracketToken */); - type = finishNode(arrayType); - } - else if (token() === 54 /* QuestionToken */) { - var nullableType = createNode(268 /* JSDocNullableType */, type.pos); - nullableType.type = type; - nextToken(); - type = finishNode(nullableType); - } - else if (token() === 50 /* ExclamationToken */) { - var nonNullableType = createNode(269 /* JSDocNonNullableType */, type.pos); - nonNullableType.type = type; - nextToken(); - type = finishNode(nonNullableType); - } - else { - break; - } - } - return type; - } - function parseBasicTypeExpression() { - switch (token()) { - case 38 /* AsteriskToken */: - return parseJSDocAllType(); - case 54 /* QuestionToken */: - return parseJSDocUnknownOrNullableType(); - case 18 /* OpenParenToken */: - return parseJSDocUnionType(); - case 20 /* OpenBracketToken */: - return parseJSDocTupleType(); - case 50 /* ExclamationToken */: - return parseJSDocNonNullableType(); - case 16 /* OpenBraceToken */: - return parseJSDocRecordType(); - case 88 /* FunctionKeyword */: - return parseJSDocFunctionType(); - case 23 /* DotDotDotToken */: - return parseJSDocVariadicType(); - case 93 /* NewKeyword */: - return parseJSDocConstructorType(); - case 98 /* ThisKeyword */: - return parseJSDocThisType(); - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 94 /* NullKeyword */: - case 137 /* UndefinedKeyword */: - case 129 /* NeverKeyword */: - return parseTokenNode(); - case 9 /* StringLiteral */: - case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - return parseJSDocLiteralType(); - } - return parseJSDocTypeReference(); - } - function parseJSDocThisType() { - var result = createNode(277 /* JSDocThisType */); - nextToken(); - parseExpected(55 /* ColonToken */); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocConstructorType() { - var result = createNode(276 /* JSDocConstructorType */); - nextToken(); - parseExpected(55 /* ColonToken */); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocVariadicType() { - var result = createNode(275 /* JSDocVariadicType */); - nextToken(); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocFunctionType() { - var result = createNode(274 /* JSDocFunctionType */); - nextToken(); - parseExpected(18 /* OpenParenToken */); - result.parameters = parseDelimitedList(23 /* JSDocFunctionParameters */, parseJSDocParameter); - checkForTrailingComma(result.parameters); - parseExpected(19 /* CloseParenToken */); - if (token() === 55 /* ColonToken */) { - nextToken(); - result.type = parseJSDocType(); - } - return finishNode(result); - } - function parseJSDocParameter() { - var parameter = createNode(144 /* Parameter */); - parameter.type = parseJSDocType(); - if (parseOptional(57 /* EqualsToken */)) { - // TODO(rbuckton): Can this be changed to SyntaxKind.QuestionToken? - parameter.questionToken = createNode(57 /* EqualsToken */); - } - return finishNode(parameter); - } - function parseJSDocTypeReference() { - var result = createNode(272 /* JSDocTypeReference */); - result.name = parseSimplePropertyName(); - if (token() === 26 /* LessThanToken */) { - result.typeArguments = parseTypeArguments(); - } - else { - while (parseOptional(22 /* DotToken */)) { - if (token() === 26 /* LessThanToken */) { - result.typeArguments = parseTypeArguments(); - break; - } - else { - result.name = parseQualifiedName(result.name); - } - } - } - return finishNode(result); - } - function parseTypeArguments() { - // Move past the < - nextToken(); - var typeArguments = parseDelimitedList(24 /* JSDocTypeArguments */, parseJSDocType); - checkForTrailingComma(typeArguments); - checkForEmptyTypeArgumentList(typeArguments); - parseExpected(28 /* GreaterThanToken */); - return typeArguments; - } - function checkForEmptyTypeArgumentList(typeArguments) { - if (parseDiagnostics.length === 0 && typeArguments && typeArguments.length === 0) { - var start = typeArguments.pos - "<".length; - var end = ts.skipTrivia(sourceText, typeArguments.end) + ">".length; - return parseErrorAtPosition(start, end - start, ts.Diagnostics.Type_argument_list_cannot_be_empty); - } - } - function parseQualifiedName(left) { - var result = createNode(141 /* QualifiedName */, left.pos); - result.left = left; - result.right = parseIdentifierName(); - return finishNode(result); - } - function parseJSDocRecordType() { - var result = createNode(270 /* JSDocRecordType */); - result.literal = parseTypeLiteral(); - return finishNode(result); - } - function parseJSDocNonNullableType() { - var result = createNode(269 /* JSDocNonNullableType */); - nextToken(); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocTupleType() { - var result = createNode(267 /* JSDocTupleType */); - nextToken(); - result.types = parseDelimitedList(26 /* JSDocTupleTypes */, parseJSDocType); - checkForTrailingComma(result.types); - parseExpected(21 /* CloseBracketToken */); - return finishNode(result); - } - function checkForTrailingComma(list) { - if (parseDiagnostics.length === 0 && list.hasTrailingComma) { - var start = list.end - ",".length; - parseErrorAtPosition(start, ",".length, ts.Diagnostics.Trailing_comma_not_allowed); - } - } - function parseJSDocUnionType() { - var result = createNode(266 /* JSDocUnionType */); - nextToken(); - result.types = parseJSDocTypeList(parseJSDocType()); - parseExpected(19 /* CloseParenToken */); - return finishNode(result); - } - function parseJSDocTypeList(firstType) { - ts.Debug.assert(!!firstType); - var types = createNodeArray([firstType], firstType.pos); - while (parseOptional(48 /* BarToken */)) { - types.push(parseJSDocType()); - } - types.end = scanner.getStartPos(); - return types; - } - function parseJSDocAllType() { - var result = createNode(263 /* JSDocAllType */); - nextToken(); - return finishNode(result); - } - function parseJSDocLiteralType() { - var result = createNode(288 /* JSDocLiteralType */); - result.literal = parseLiteralTypeNode(); - return finishNode(result); - } - function parseJSDocUnknownOrNullableType() { - var pos = scanner.getStartPos(); - // skip the ? - nextToken(); - // Need to lookahead to decide if this is a nullable or unknown type. - // Here are cases where we'll pick the unknown type: - // - // Foo(?, - // { a: ? } - // Foo(?) - // Foo - // Foo(?= - // (?| - if (token() === 25 /* CommaToken */ || - token() === 17 /* CloseBraceToken */ || - token() === 19 /* CloseParenToken */ || - token() === 28 /* GreaterThanToken */ || - token() === 57 /* EqualsToken */ || - token() === 48 /* BarToken */) { - var result = createNode(264 /* JSDocUnknownType */, pos); - return finishNode(result); - } - else { - var result = createNode(268 /* JSDocNullableType */, pos); - result.type = parseJSDocType(); - return finishNode(result); - } - } function parseIsolatedJSDocComment(content, start, length) { initializeState(content, 5 /* Latest */, /*_syntaxCursor:*/ undefined, 1 /* JS */); - sourceFile = { languageVariant: 0 /* Standard */, text: content }; + sourceFile = { languageVariant: 0 /* Standard */, text: content }; // tslint:disable-line no-object-literal-type-assertion var jsDoc = parseJSDocCommentWorker(start, length); var diagnostics = parseDiagnostics; clearState(); @@ -19340,10 +18052,17 @@ var ts; if (comment) { comment.parent = parent; } + if (ts.isInJavaScriptFile(parent)) { + if (!sourceFile.jsDocDiagnostics) { + sourceFile.jsDocDiagnostics = []; + } + (_a = sourceFile.jsDocDiagnostics).push.apply(_a, parseDiagnostics); + } currentToken = saveToken; parseDiagnostics.length = saveParseDiagnosticsLength; parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode; return comment; + var _a; } JSDocParser.parseJSDocComment = parseJSDocComment; var JSDocState; @@ -19352,6 +18071,11 @@ var ts; JSDocState[JSDocState["SawAsterisk"] = 1] = "SawAsterisk"; JSDocState[JSDocState["SavingComments"] = 2] = "SavingComments"; })(JSDocState || (JSDocState = {})); + var PropertyLikeParse; + (function (PropertyLikeParse) { + PropertyLikeParse[PropertyLikeParse["Property"] = 0] = "Property"; + PropertyLikeParse[PropertyLikeParse["Parameter"] = 1] = "Parameter"; + })(PropertyLikeParse || (PropertyLikeParse = {})); function parseJSDocCommentWorker(start, length) { var content = sourceText; start = start || 0; @@ -19361,6 +18085,8 @@ var ts; ts.Debug.assert(start <= end); ts.Debug.assert(end <= content.length); var tags; + var tagsPos; + var tagsEnd; var comments = []; var result; // Check for /** (JSDoc opening part) @@ -19394,7 +18120,7 @@ var ts; } while (token() !== 1 /* EndOfFileToken */) { switch (token()) { - case 56 /* AtToken */: + case 57 /* AtToken */: if (state === 0 /* BeginningOfLine */ || state === 1 /* SawAsterisk */) { removeTrailingNewlines(comments); parseTag(indent); @@ -19415,7 +18141,7 @@ var ts; state = 0 /* BeginningOfLine */; indent = 0; break; - case 38 /* AsteriskToken */: + case 39 /* AsteriskToken */: var asterisk = scanner.getTokenText(); if (state === 1 /* SawAsterisk */ || state === 2 /* SavingComments */) { // If we've already seen an asterisk, then we can no longer parse a tag on this line @@ -19428,7 +18154,7 @@ var ts; indent += asterisk.length; } break; - case 70 /* Identifier */: + case 71 /* Identifier */: // Anything else is doc comment text. We just save it. Because it // wasn't a tag, we can no longer parse a tag on this line until we hit the next // line break. @@ -19483,8 +18209,8 @@ var ts; content.charCodeAt(start + 3) !== 42 /* asterisk */; } function createJSDocComment() { - var result = createNode(278 /* JSDocComment */, start); - result.tags = tags; + var result = createNode(275 /* JSDocComment */, start); + result.tags = tags && createNodeArray(tags, tagsPos, tagsEnd); result.comment = comments.length ? comments.join("") : undefined; return finishNode(result, end); } @@ -19494,8 +18220,8 @@ var ts; } } function parseTag(indent) { - ts.Debug.assert(token() === 56 /* AtToken */); - var atToken = createNode(56 /* AtToken */, scanner.getTokenPos()); + ts.Debug.assert(token() === 57 /* AtToken */); + var atToken = createNode(57 /* AtToken */, scanner.getTokenPos()); atToken.end = scanner.getTextPos(); nextJSDocToken(); var tagName = parseJSDocIdentifierName(); @@ -19505,12 +18231,19 @@ var ts; } var tag; if (tagName) { - switch (tagName.text) { + switch (tagName.escapedText) { case "augments": + case "extends": tag = parseAugmentsTag(atToken, tagName); break; + case "class": + case "constructor": + tag = parseClassTag(atToken, tagName); + break; + case "arg": + case "argument": case "param": - tag = parseParamTag(atToken, tagName); + tag = parseParameterOrPropertyTag(atToken, tagName, 1 /* Parameter */); break; case "return": case "returns": @@ -19550,7 +18283,7 @@ var ts; comments.push(text); indent += text.length; } - while (token() !== 56 /* AtToken */ && token() !== 1 /* EndOfFileToken */) { + while (token() !== 57 /* AtToken */ && token() !== 1 /* EndOfFileToken */) { switch (token()) { case 4 /* NewLineTrivia */: if (state >= 1 /* SawAsterisk */) { @@ -19559,7 +18292,7 @@ var ts; } indent = 0; break; - case 56 /* AtToken */: + case 57 /* AtToken */: // Done break; case 5 /* WhitespaceTrivia */: @@ -19575,20 +18308,21 @@ var ts; indent += whitespace.length; } break; - case 38 /* AsteriskToken */: + case 39 /* AsteriskToken */: if (state === 0 /* BeginningOfLine */) { // leading asterisks start recording on the *next* (non-whitespace) token state = 1 /* SawAsterisk */; indent += scanner.getTokenText().length; break; } - // FALLTHROUGH otherwise to record the * as a comment + // record the * as a comment + // falls through default: state = 2 /* SavingComments */; // leading identifiers start recording as well pushComment(scanner.getTokenText()); break; } - if (token() === 56 /* AtToken */) { + if (token() === 57 /* AtToken */) { // Done break; } @@ -19599,7 +18333,7 @@ var ts; return comments; } function parseUnknownTag(atToken, tagName) { - var result = createNode(279 /* JSDocTag */, atToken.pos); + var result = createNode(276 /* JSDocTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; return finishNode(result); @@ -19607,190 +18341,209 @@ var ts; function addTag(tag, comments) { tag.comment = comments.join(""); if (!tags) { - tags = createNodeArray([tag], tag.pos); + tags = [tag]; + tagsPos = tag.pos; } else { tags.push(tag); } - tags.end = tag.end; + tagsEnd = tag.end; } function tryParseTypeExpression() { - return tryParse(function () { - skipWhitespace(); - if (token() !== 16 /* OpenBraceToken */) { - return undefined; - } - return parseJSDocTypeExpression(); - }); - } - function parseParamTag(atToken, tagName) { - var typeExpression = tryParseTypeExpression(); skipWhitespace(); - var name; - var isBracketed; - // Looking for something like '[foo]' or 'foo' - if (parseOptionalToken(20 /* OpenBracketToken */)) { - name = parseJSDocIdentifierName(); + return token() === 17 /* OpenBraceToken */ ? parseJSDocTypeExpression() : undefined; + } + function parseBracketNameInPropertyAndParamTag() { + // Looking for something like '[foo]', 'foo', '[foo.bar]' or 'foo.bar' + var isBracketed = parseOptional(21 /* OpenBracketToken */); + var name = parseJSDocEntityName(); + if (isBracketed) { skipWhitespace(); - isBracketed = true; // May have an optional default, e.g. '[foo = 42]' - if (parseOptionalToken(57 /* EqualsToken */)) { + if (parseOptionalToken(58 /* EqualsToken */)) { parseExpression(); } - parseExpected(21 /* CloseBracketToken */); - } - else if (ts.tokenIsIdentifierOrKeyword(token())) { - name = parseJSDocIdentifierName(); - } - if (!name) { - parseErrorAtPosition(scanner.getStartPos(), 0, ts.Diagnostics.Identifier_expected); - return undefined; - } - var preName, postName; - if (typeExpression) { - postName = name; + parseExpected(22 /* CloseBracketToken */); } - else { - preName = name; + return { name: name, isBracketed: isBracketed }; + } + function isObjectOrObjectArrayTypeReference(node) { + switch (node.kind) { + case 134 /* ObjectKeyword */: + return true; + case 164 /* ArrayType */: + return isObjectOrObjectArrayTypeReference(node.elementType); + default: + return ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName) && node.typeName.escapedText === "Object"; } - if (!typeExpression) { + } + function parseParameterOrPropertyTag(atToken, tagName, target) { + var typeExpression = tryParseTypeExpression(); + var isNameFirst = !typeExpression; + skipWhitespace(); + var _a = parseBracketNameInPropertyAndParamTag(), name = _a.name, isBracketed = _a.isBracketed; + skipWhitespace(); + if (isNameFirst) { typeExpression = tryParseTypeExpression(); } - var result = createNode(281 /* JSDocParameterTag */, atToken.pos); + var result = target === 1 /* Parameter */ ? + createNode(279 /* JSDocParameterTag */, atToken.pos) : + createNode(284 /* JSDocPropertyTag */, atToken.pos); + var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name); + if (nestedTypeLiteral) { + typeExpression = nestedTypeLiteral; + isNameFirst = true; + } result.atToken = atToken; result.tagName = tagName; - result.preParameterName = preName; result.typeExpression = typeExpression; - result.postParameterName = postName; - result.parameterName = postName || preName; + result.name = name; + result.isNameFirst = isNameFirst; result.isBracketed = isBracketed; return finishNode(result); } - function parseReturnTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 282 /* JSDocReturnTag */; })) { - parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); + function parseNestedTypeLiteral(typeExpression, name) { + if (typeExpression && isObjectOrObjectArrayTypeReference(typeExpression.type)) { + var typeLiteralExpression = createNode(267 /* JSDocTypeExpression */, scanner.getTokenPos()); + var child = void 0; + var jsdocTypeLiteral = void 0; + var start_2 = scanner.getStartPos(); + var children = void 0; + while (child = tryParse(function () { return parseChildParameterOrPropertyTag(1 /* Parameter */, name); })) { + if (!children) { + children = []; + } + children.push(child); + } + if (children) { + jsdocTypeLiteral = createNode(285 /* JSDocTypeLiteral */, start_2); + jsdocTypeLiteral.jsDocPropertyTags = children; + if (typeExpression.type.kind === 164 /* ArrayType */) { + jsdocTypeLiteral.isArrayType = true; + } + typeLiteralExpression.type = finishNode(jsdocTypeLiteral); + return finishNode(typeLiteralExpression); + } } - var result = createNode(282 /* JSDocReturnTag */, atToken.pos); - result.atToken = atToken; - result.tagName = tagName; - result.typeExpression = tryParseTypeExpression(); - return finishNode(result); } - function parseTypeTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 283 /* JSDocTypeTag */; })) { - parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); + function parseReturnTag(atToken, tagName) { + if (ts.forEach(tags, function (t) { return t.kind === 280 /* JSDocReturnTag */; })) { + parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.escapedText); } - var result = createNode(283 /* JSDocTypeTag */, atToken.pos); + var result = createNode(280 /* JSDocReturnTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.typeExpression = tryParseTypeExpression(); return finishNode(result); } - function parsePropertyTag(atToken, tagName) { - var typeExpression = tryParseTypeExpression(); - skipWhitespace(); - var name = parseJSDocIdentifierName(); - skipWhitespace(); - if (!name) { - parseErrorAtPosition(scanner.getStartPos(), /*length*/ 0, ts.Diagnostics.Identifier_expected); - return undefined; + function parseTypeTag(atToken, tagName) { + if (ts.forEach(tags, function (t) { return t.kind === 281 /* JSDocTypeTag */; })) { + parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.escapedText); } - var result = createNode(286 /* JSDocPropertyTag */, atToken.pos); + var result = createNode(281 /* JSDocTypeTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; - result.name = name; - result.typeExpression = typeExpression; + result.typeExpression = parseJSDocTypeExpression(/*requireBraces*/ true); return finishNode(result); } function parseAugmentsTag(atToken, tagName) { - var typeExpression = tryParseTypeExpression(); - var result = createNode(280 /* JSDocAugmentsTag */, atToken.pos); + var result = createNode(277 /* JSDocAugmentsTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; - result.typeExpression = typeExpression; + result.class = parseExpressionWithTypeArgumentsForAugments(); return finishNode(result); } + function parseExpressionWithTypeArgumentsForAugments() { + var usedBrace = parseOptional(17 /* OpenBraceToken */); + var node = createNode(201 /* ExpressionWithTypeArguments */); + node.expression = parsePropertyAccessEntityNameExpression(); + node.typeArguments = tryParseTypeArguments(); + var res = finishNode(node); + if (usedBrace) { + parseExpected(18 /* CloseBraceToken */); + } + return res; + } + function parsePropertyAccessEntityNameExpression() { + var node = parseJSDocIdentifierName(/*createIfMissing*/ true); + while (parseOptional(23 /* DotToken */)) { + var prop = createNode(179 /* PropertyAccessExpression */, node.pos); + prop.expression = node; + prop.name = parseJSDocIdentifierName(); + node = finishNode(prop); + } + return node; + } + function parseClassTag(atToken, tagName) { + var tag = createNode(278 /* JSDocClassTag */, atToken.pos); + tag.atToken = atToken; + tag.tagName = tagName; + return finishNode(tag); + } function parseTypedefTag(atToken, tagName) { var typeExpression = tryParseTypeExpression(); skipWhitespace(); - var typedefTag = createNode(285 /* JSDocTypedefTag */, atToken.pos); + var typedefTag = createNode(283 /* JSDocTypedefTag */, atToken.pos); typedefTag.atToken = atToken; typedefTag.tagName = tagName; typedefTag.fullName = parseJSDocTypeNameWithNamespace(/*flags*/ 0); if (typedefTag.fullName) { var rightNode = typedefTag.fullName; - while (rightNode.kind !== 70 /* Identifier */) { + while (true) { + if (rightNode.kind === 71 /* Identifier */ || !rightNode.body) { + // if node is identifier - use it as name + // otherwise use name of the rightmost part that we were able to parse + typedefTag.name = rightNode.kind === 71 /* Identifier */ ? rightNode : rightNode.name; + break; + } rightNode = rightNode.body; } - typedefTag.name = rightNode; } - typedefTag.typeExpression = typeExpression; skipWhitespace(); - if (typeExpression) { - if (typeExpression.type.kind === 272 /* JSDocTypeReference */) { - var jsDocTypeReference = typeExpression.type; - if (jsDocTypeReference.name.kind === 70 /* Identifier */) { - var name_14 = jsDocTypeReference.name; - if (name_14.text === "Object") { - typedefTag.jsDocTypeLiteral = scanChildTags(); + typedefTag.typeExpression = typeExpression; + if (!typeExpression || isObjectOrObjectArrayTypeReference(typeExpression.type)) { + var child = void 0; + var jsdocTypeLiteral = void 0; + var childTypeTag = void 0; + var start_3 = scanner.getStartPos(); + while (child = tryParse(function () { return parseChildParameterOrPropertyTag(0 /* Property */); })) { + if (!jsdocTypeLiteral) { + jsdocTypeLiteral = createNode(285 /* JSDocTypeLiteral */, start_3); + } + if (child.kind === 281 /* JSDocTypeTag */) { + if (childTypeTag) { + break; + } + else { + childTypeTag = child; } } + else { + if (!jsdocTypeLiteral.jsDocPropertyTags) { + jsdocTypeLiteral.jsDocPropertyTags = []; + } + jsdocTypeLiteral.jsDocPropertyTags.push(child); + } } - if (!typedefTag.jsDocTypeLiteral) { - typedefTag.jsDocTypeLiteral = typeExpression.type; - } - } - else { - typedefTag.jsDocTypeLiteral = scanChildTags(); - } - return finishNode(typedefTag); - function scanChildTags() { - var jsDocTypeLiteral = createNode(287 /* JSDocTypeLiteral */, scanner.getStartPos()); - var resumePos = scanner.getStartPos(); - var canParseTag = true; - var seenAsterisk = false; - var parentTagTerminated = false; - while (token() !== 1 /* EndOfFileToken */ && !parentTagTerminated) { - nextJSDocToken(); - switch (token()) { - case 56 /* AtToken */: - if (canParseTag) { - parentTagTerminated = !tryParseChildTag(jsDocTypeLiteral); - if (!parentTagTerminated) { - resumePos = scanner.getStartPos(); - } - } - seenAsterisk = false; - break; - case 4 /* NewLineTrivia */: - resumePos = scanner.getStartPos() - 1; - canParseTag = true; - seenAsterisk = false; - break; - case 38 /* AsteriskToken */: - if (seenAsterisk) { - canParseTag = false; - } - seenAsterisk = true; - break; - case 70 /* Identifier */: - canParseTag = false; - case 1 /* EndOfFileToken */: - break; + if (jsdocTypeLiteral) { + if (typeExpression && typeExpression.type.kind === 164 /* ArrayType */) { + jsdocTypeLiteral.isArrayType = true; } + typedefTag.typeExpression = childTypeTag && childTypeTag.typeExpression && !isObjectOrObjectArrayTypeReference(childTypeTag.typeExpression.type) ? + childTypeTag.typeExpression : + finishNode(jsdocTypeLiteral); } - scanner.setTextPos(resumePos); - return finishNode(jsDocTypeLiteral); } + return finishNode(typedefTag); function parseJSDocTypeNameWithNamespace(flags) { var pos = scanner.getTokenPos(); var typeNameOrNamespaceName = parseJSDocIdentifierName(); - if (typeNameOrNamespaceName && parseOptional(22 /* DotToken */)) { - var jsDocNamespaceNode = createNode(230 /* ModuleDeclaration */, pos); + if (typeNameOrNamespaceName && parseOptional(23 /* DotToken */)) { + var jsDocNamespaceNode = createNode(233 /* ModuleDeclaration */, pos); jsDocNamespaceNode.flags |= flags; jsDocNamespaceNode.name = typeNameOrNamespaceName; jsDocNamespaceNode.body = parseJSDocTypeNameWithNamespace(4 /* NestedNamespace */); - return jsDocNamespaceNode; + return finishNode(jsDocNamespaceNode); } if (typeNameOrNamespaceName && flags & 4 /* NestedNamespace */) { typeNameOrNamespaceName.isInJSDocNamespace = true; @@ -19798,9 +18551,56 @@ var ts; return typeNameOrNamespaceName; } } - function tryParseChildTag(parentTag) { - ts.Debug.assert(token() === 56 /* AtToken */); - var atToken = createNode(56 /* AtToken */, scanner.getStartPos()); + function escapedTextsEqual(a, b) { + while (!ts.isIdentifier(a) || !ts.isIdentifier(b)) { + if (!ts.isIdentifier(a) && !ts.isIdentifier(b) && a.right.escapedText === b.right.escapedText) { + a = a.left; + b = b.left; + } + else { + return false; + } + } + return a.escapedText === b.escapedText; + } + function parseChildParameterOrPropertyTag(target, name) { + var canParseTag = true; + var seenAsterisk = false; + while (true) { + nextJSDocToken(); + switch (token()) { + case 57 /* AtToken */: + if (canParseTag) { + var child = tryParseChildTag(target); + if (child && child.kind === 279 /* JSDocParameterTag */ && + (ts.isIdentifier(child.name) || !escapedTextsEqual(name, child.name.left))) { + return false; + } + return child; + } + seenAsterisk = false; + break; + case 4 /* NewLineTrivia */: + canParseTag = true; + seenAsterisk = false; + break; + case 39 /* AsteriskToken */: + if (seenAsterisk) { + canParseTag = false; + } + seenAsterisk = true; + break; + case 71 /* Identifier */: + canParseTag = false; + break; + case 1 /* EndOfFileToken */: + return false; + } + } + } + function tryParseChildTag(target) { + ts.Debug.assert(token() === 57 /* AtToken */); + var atToken = createNode(57 /* AtToken */, scanner.getStartPos()); atToken.end = scanner.getTextPos(); nextJSDocToken(); var tagName = parseJSDocIdentifierName(); @@ -19808,47 +18608,38 @@ var ts; if (!tagName) { return false; } - switch (tagName.text) { + switch (tagName.escapedText) { case "type": - if (parentTag.jsDocTypeTag) { - // already has a @type tag, terminate the parent tag now. - return false; - } - parentTag.jsDocTypeTag = parseTypeTag(atToken, tagName); - return true; + return target === 0 /* Property */ && parseTypeTag(atToken, tagName); case "prop": case "property": - var propertyTag = parsePropertyTag(atToken, tagName); - if (propertyTag) { - if (!parentTag.jsDocPropertyTags) { - parentTag.jsDocPropertyTags = []; - } - parentTag.jsDocPropertyTags.push(propertyTag); - return true; - } - // Error parsing property tag - return false; + return target === 0 /* Property */ && parseParameterOrPropertyTag(atToken, tagName, target); + case "arg": + case "argument": + case "param": + return target === 1 /* Parameter */ && parseParameterOrPropertyTag(atToken, tagName, target); } return false; } function parseTemplateTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 284 /* JSDocTemplateTag */; })) { - parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); + if (ts.forEach(tags, function (t) { return t.kind === 282 /* JSDocTemplateTag */; })) { + parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.escapedText); } // Type parameter list looks like '@template T,U,V' - var typeParameters = createNodeArray(); + var typeParameters = []; + var typeParametersPos = getNodePos(); while (true) { - var name_15 = parseJSDocIdentifierName(); + var name = parseJSDocIdentifierName(); skipWhitespace(); - if (!name_15) { + if (!name) { parseErrorAtPosition(scanner.getStartPos(), 0, ts.Diagnostics.Identifier_expected); return undefined; } - var typeParameter = createNode(143 /* TypeParameter */, name_15.pos); - typeParameter.name = name_15; + var typeParameter = createNode(145 /* TypeParameter */, name.pos); + typeParameter.name = name; finishNode(typeParameter); typeParameters.push(typeParameter); - if (token() === 25 /* CommaToken */) { + if (token() === 26 /* CommaToken */) { nextJSDocToken(); skipWhitespace(); } @@ -19856,29 +18647,48 @@ var ts; break; } } - var result = createNode(284 /* JSDocTemplateTag */, atToken.pos); + var result = createNode(282 /* JSDocTemplateTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; - result.typeParameters = typeParameters; + result.typeParameters = createNodeArray(typeParameters, typeParametersPos); finishNode(result); - typeParameters.end = result.end; return result; } function nextJSDocToken() { return currentToken = scanner.scanJSDocToken(); } - function parseJSDocIdentifierName() { - return createJSDocIdentifier(ts.tokenIsIdentifierOrKeyword(token())); + function parseJSDocEntityName() { + var entity = parseJSDocIdentifierName(/*createIfMissing*/ true); + if (parseOptional(21 /* OpenBracketToken */)) { + parseExpected(22 /* CloseBracketToken */); + // Note that y[] is accepted as an entity name, but the postfix brackets are not saved for checking. + // Technically usejsdoc.org requires them for specifying a property of a type equivalent to Array<{ x: ...}> + // but it's not worth it to enforce that restriction. + } + while (parseOptional(23 /* DotToken */)) { + var name = parseJSDocIdentifierName(/*createIfMissing*/ true); + if (parseOptional(21 /* OpenBracketToken */)) { + parseExpected(22 /* CloseBracketToken */); + } + entity = createQualifiedName(entity, name); + } + return entity; } - function createJSDocIdentifier(isIdentifier) { - if (!isIdentifier) { - parseErrorAtCurrentToken(ts.Diagnostics.Identifier_expected); - return undefined; + function parseJSDocIdentifierName(createIfMissing) { + if (createIfMissing === void 0) { createIfMissing = false; } + if (!ts.tokenIsIdentifierOrKeyword(token())) { + if (createIfMissing) { + return createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Identifier_expected); + } + else { + parseErrorAtCurrentToken(ts.Diagnostics.Identifier_expected); + return undefined; + } } var pos = scanner.getTokenPos(); var end = scanner.getTextPos(); - var result = createNode(70 /* Identifier */, pos); - result.text = content.substring(pos, end); + var result = createNode(71 /* Identifier */, pos); + result.escapedText = ts.escapeLeadingUnderscores(content.substring(pos, end)); finishNode(result, end); nextJSDocToken(); return result; @@ -19983,7 +18793,7 @@ var ts; ts.Debug.assert(text === newText.substring(node.pos, node.end)); } forEachChild(node, visitNode, visitArray); - if (node.jsDoc) { + if (ts.hasJSDocNodes(node)) { for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { var jsDocComment = _a[_i]; forEachChild(jsDocComment, visitNode, visitArray); @@ -19995,8 +18805,8 @@ var ts; array._children = undefined; array.pos += delta; array.end += delta; - for (var _i = 0, array_9 = array; _i < array_9.length; _i++) { - var node = array_9[_i]; + for (var _i = 0, array_8 = array; _i < array_8.length; _i++) { + var node = array_8[_i]; visitNode(node); } } @@ -20005,7 +18815,7 @@ var ts; switch (node.kind) { case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 70 /* Identifier */: + case 71 /* Identifier */: return true; } return false; @@ -20133,8 +18943,8 @@ var ts; array._children = undefined; // Adjust the pos or end (or both) of the intersecting array accordingly. adjustIntersectingElement(array, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta); - for (var _i = 0, array_10 = array; _i < array_10.length; _i++) { - var node = array_10[_i]; + for (var _i = 0, array_9 = array; _i < array_9.length; _i++) { + var node = array_9[_i]; visitNode(node); } return; @@ -20330,7 +19140,7 @@ var ts; if (position >= array.pos && position < array.end) { // position was in this array. Search through this array to see if we find a // viable element. - for (var i = 0, n = array.length; i < n; i++) { + for (var i = 0; i < array.length; i++) { var child = array[i]; if (child) { if (child.pos === position) { @@ -20376,16 +19186,16 @@ var ts; function getModuleInstanceState(node) { // A module is uninstantiated if it contains only // 1. interface declarations, type alias declarations - if (node.kind === 227 /* InterfaceDeclaration */ || node.kind === 228 /* TypeAliasDeclaration */) { + if (node.kind === 230 /* InterfaceDeclaration */ || node.kind === 231 /* TypeAliasDeclaration */) { return 0 /* NonInstantiated */; } else if (ts.isConstEnumDeclaration(node)) { return 2 /* ConstEnumOnly */; } - else if ((node.kind === 235 /* ImportDeclaration */ || node.kind === 234 /* ImportEqualsDeclaration */) && !(ts.hasModifier(node, 1 /* Export */))) { + else if ((node.kind === 238 /* ImportDeclaration */ || node.kind === 237 /* ImportEqualsDeclaration */) && !(ts.hasModifier(node, 1 /* Export */))) { return 0 /* NonInstantiated */; } - else if (node.kind === 231 /* ModuleBlock */) { + else if (node.kind === 234 /* ModuleBlock */) { var state_1 = 0 /* NonInstantiated */; ts.forEachChild(node, function (n) { switch (getModuleInstanceState(n)) { @@ -20404,11 +19214,11 @@ var ts; }); return state_1; } - else if (node.kind === 230 /* ModuleDeclaration */) { + else if (node.kind === 233 /* ModuleDeclaration */) { var body = node.body; return body ? getModuleInstanceState(body) : 1 /* Instantiated */; } - else if (node.kind === 70 /* Identifier */ && node.isInJSDocNamespace) { + else if (node.kind === 71 /* Identifier */ && node.isInJSDocNamespace) { return 0 /* NonInstantiated */; } else { @@ -20482,14 +19292,22 @@ var ts; // state used to aggregate transform flags during bind. var subtreeTransformFlags = 0 /* None */; var skipTransformFlagAggregation; + /** + * Inside the binder, we may create a diagnostic for an as-yet unbound node (with potentially no parent pointers, implying no accessible source file) + * If so, the node _must_ be in the current file (as that's the only way anything could have traversed to it to yield it as the error node) + * This version of `createDiagnosticForNode` uses the binder's context to account for this, and always yields correct diagnostics even in these situations. + */ + function createDiagnosticForNode(node, message, arg0, arg1, arg2) { + return ts.createDiagnosticForNodeInSourceFile(ts.getSourceFileOfNode(node) || file, node, message, arg0, arg1, arg2); + } function bindSourceFile(f, opts) { file = f; options = opts; languageVersion = ts.getEmitScriptTarget(options); inStrictMode = bindInStrictMode(file, opts); - classifiableNames = ts.createMap(); + classifiableNames = ts.createUnderscoreEscapedMap(); symbolCount = 0; - skipTransformFlagAggregation = ts.isDeclarationFile(file); + skipTransformFlagAggregation = file.isDeclarationFile; Symbol = ts.objectAllocator.getSymbolConstructor(); if (!file.locals) { bind(file); @@ -20517,7 +19335,7 @@ var ts; } return bindSourceFile; function bindInStrictMode(file, opts) { - if (opts.alwaysStrict && !ts.isDeclarationFile(file)) { + if ((opts.alwaysStrict === undefined ? opts.strict : opts.alwaysStrict) && !file.isDeclarationFile) { // bind in strict mode source files with alwaysStrict option return true; } @@ -20533,19 +19351,21 @@ var ts; symbol.flags |= symbolFlags; node.symbol = symbol; if (!symbol.declarations) { - symbol.declarations = []; + symbol.declarations = [node]; + } + else { + symbol.declarations.push(node); } - symbol.declarations.push(node); if (symbolFlags & 1952 /* HasExports */ && !symbol.exports) { - symbol.exports = ts.createMap(); + symbol.exports = ts.createSymbolTable(); } if (symbolFlags & 6240 /* HasMembers */ && !symbol.members) { - symbol.members = ts.createMap(); + symbol.members = ts.createSymbolTable(); } if (symbolFlags & 107455 /* Value */) { var valueDeclaration = symbol.valueDeclaration; if (!valueDeclaration || - (valueDeclaration.kind !== node.kind && valueDeclaration.kind === 230 /* ModuleDeclaration */)) { + (valueDeclaration.kind !== node.kind && valueDeclaration.kind === 233 /* ModuleDeclaration */)) { // other kinds of value declarations take precedence over modules symbol.valueDeclaration = node; } @@ -20554,79 +19374,65 @@ var ts; // Should not be called on a declaration with a computed property name, // unless it is a well known Symbol. function getDeclarationName(node) { - if (node.name) { + if (node.kind === 243 /* ExportAssignment */) { + return node.isExportEquals ? "export=" /* ExportEquals */ : "default" /* Default */; + } + var name = ts.getNameOfDeclaration(node); + if (name) { if (ts.isAmbientModule(node)) { - return ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + node.name.text + "\""; + var moduleName = ts.getTextOfIdentifierOrLiteral(name); + return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\""); } - if (node.name.kind === 142 /* ComputedPropertyName */) { - var nameExpression = node.name.expression; + if (name.kind === 144 /* ComputedPropertyName */) { + var nameExpression = name.expression; // treat computed property names where expression is string/numeric literal as just string/numeric literal if (ts.isStringOrNumericLiteral(nameExpression)) { - return nameExpression.text; + return ts.escapeLeadingUnderscores(nameExpression.text); } ts.Debug.assert(ts.isWellKnownSymbolSyntactically(nameExpression)); - return ts.getPropertyNameForKnownSymbolName(nameExpression.name.text); + return ts.getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name)); } - return node.name.text; + return ts.getEscapedTextOfIdentifierOrLiteral(name); } switch (node.kind) { - case 150 /* Constructor */: - return "__constructor"; - case 158 /* FunctionType */: - case 153 /* CallSignature */: - return "__call"; - case 159 /* ConstructorType */: - case 154 /* ConstructSignature */: - return "__new"; - case 155 /* IndexSignature */: - return "__index"; - case 241 /* ExportDeclaration */: - return "__export"; - case 240 /* ExportAssignment */: - return node.isExportEquals ? "export=" : "default"; - case 192 /* BinaryExpression */: - switch (ts.getSpecialPropertyAssignmentKind(node)) { - case 2 /* ModuleExports */: - // module.exports = ... - return "export="; - case 1 /* ExportsProperty */: - case 4 /* ThisProperty */: - // exports.x = ... or this.y = ... - return node.left.name.text; - case 3 /* PrototypeProperty */: - // className.prototype.methodName = ... - return node.left.expression.name.text; + case 152 /* Constructor */: + return "__constructor" /* Constructor */; + case 160 /* FunctionType */: + case 155 /* CallSignature */: + return "__call" /* Call */; + case 161 /* ConstructorType */: + case 156 /* ConstructSignature */: + return "__new" /* New */; + case 157 /* IndexSignature */: + return "__index" /* Index */; + case 244 /* ExportDeclaration */: + return "__export" /* ExportStar */; + case 194 /* BinaryExpression */: + if (ts.getSpecialPropertyAssignmentKind(node) === 2 /* ModuleExports */) { + // module.exports = ... + return "export=" /* ExportEquals */; } ts.Debug.fail("Unknown binary declaration kind"); break; - case 225 /* FunctionDeclaration */: - case 226 /* ClassDeclaration */: - return ts.hasModifier(node, 512 /* Default */) ? "default" : undefined; - case 274 /* JSDocFunctionType */: - return ts.isJSDocConstructSignature(node) ? "__new" : "__call"; - case 144 /* Parameter */: + case 228 /* FunctionDeclaration */: + case 229 /* ClassDeclaration */: + return (ts.hasModifier(node, 512 /* Default */) ? "default" /* Default */ : undefined); + case 273 /* JSDocFunctionType */: + return (ts.isJSDocConstructSignature(node) ? "__new" /* New */ : "__call" /* Call */); + case 146 /* Parameter */: // Parameters with names are handled at the top of this function. Parameters // without names can only come from JSDocFunctionTypes. - ts.Debug.assert(node.parent.kind === 274 /* JSDocFunctionType */); + ts.Debug.assert(node.parent.kind === 273 /* JSDocFunctionType */); var functionType = node.parent; var index = ts.indexOf(functionType.parameters, node); return "arg" + index; - case 285 /* JSDocTypedefTag */: - var parentNode = node.parent && node.parent.parent; - var nameFromParentNode = void 0; - if (parentNode && parentNode.kind === 205 /* VariableStatement */) { - if (parentNode.declarationList.declarations.length > 0) { - var nameIdentifier = parentNode.declarationList.declarations[0].name; - if (nameIdentifier.kind === 70 /* Identifier */) { - nameFromParentNode = nameIdentifier.text; - } - } - } - return nameFromParentNode; + case 283 /* JSDocTypedefTag */: + var name_2 = ts.getNameOfJSDocTypedef(node); + return typeof name_2 !== "undefined" ? name_2.escapedText : undefined; } } function getDisplayName(node) { - return node.name ? ts.declarationNameToString(node.name) : getDeclarationName(node); + return node.name ? ts.declarationNameToString(node.name) : ts.unescapeLeadingUnderscores(getDeclarationName(node)); } /** * Declares a Symbol for the node and adds it to symbols. Reports errors for conflicting identifier names. @@ -20636,14 +19442,14 @@ var ts; * @param includes - The SymbolFlags that node has in addition to its declaration type (eg: export, ambient, etc.) * @param excludes - The flags which node cannot be declared alongside in a symbol table. Used to report forbidden declarations. */ - function declareSymbol(symbolTable, parent, node, includes, excludes) { + function declareSymbol(symbolTable, parent, node, includes, excludes, isReplaceableByMethod) { ts.Debug.assert(!ts.hasDynamicName(node)); var isDefaultExport = ts.hasModifier(node, 512 /* Default */); // The exported symbol for an export default function/class node is always named "default" - var name = isDefaultExport && parent ? "default" : getDeclarationName(node); + var name = isDefaultExport && parent ? "default" /* Default */ : getDeclarationName(node); var symbol; if (name === undefined) { - symbol = createSymbol(0 /* None */, "__missing"); + symbol = createSymbol(0 /* None */, "__missing" /* Missing */); } else { // Check and see if the symbol table already has a symbol with this name. If not, @@ -20669,15 +19475,24 @@ var ts; // Otherwise, we'll be merging into a compatible existing symbol (for example when // you have multiple 'vars' with the same name in the same container). In this case // just add this node into the declarations list of the symbol. - symbol = symbolTable[name] || (symbolTable[name] = createSymbol(0 /* None */, name)); - if (name && (includes & 788448 /* Classifiable */)) { - classifiableNames[name] = name; + symbol = symbolTable.get(name); + if (includes & 788448 /* Classifiable */) { + classifiableNames.set(name, true); + } + if (!symbol) { + symbolTable.set(name, symbol = createSymbol(0 /* None */, name)); + if (isReplaceableByMethod) + symbol.isReplaceableByMethod = true; + } + else if (isReplaceableByMethod && !symbol.isReplaceableByMethod) { + // A symbol already exists, so don't add this as a declaration. + return symbol; } - if (symbol.flags & excludes) { + else if (symbol.flags & excludes) { if (symbol.isReplaceableByMethod) { // Javascript constructor-declared symbols can be discarded in favor of // prototype symbols like methods. - symbol = symbolTable[name] = createSymbol(0 /* None */, name); + symbolTable.set(name, symbol = createSymbol(0 /* None */, name)); } else { if (node.name) { @@ -20701,15 +19516,15 @@ var ts; // 1. multiple export default of class declaration or function declaration by checking NodeFlags.Default // 2. multiple export default of export assignment. This one doesn't have NodeFlags.Default on (as export default doesn't considered as modifiers) if (symbol.declarations && symbol.declarations.length && - (isDefaultExport || (node.kind === 240 /* ExportAssignment */ && !node.isExportEquals))) { + (isDefaultExport || (node.kind === 243 /* ExportAssignment */ && !node.isExportEquals))) { message_1 = ts.Diagnostics.A_module_cannot_have_multiple_default_exports; } } } ts.forEach(symbol.declarations, function (declaration) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(declaration.name || declaration, message_1, getDisplayName(declaration))); + file.bindDiagnostics.push(createDiagnosticForNode(ts.getNameOfDeclaration(declaration) || declaration, message_1, getDisplayName(declaration))); }); - file.bindDiagnostics.push(ts.createDiagnosticForNode(node.name || node, message_1, getDisplayName(node))); + file.bindDiagnostics.push(createDiagnosticForNode(ts.getNameOfDeclaration(node) || node, message_1, getDisplayName(node))); symbol = createSymbol(0 /* None */, name); } } @@ -20720,18 +19535,17 @@ var ts; } function declareModuleMember(node, symbolFlags, symbolExcludes) { var hasExportModifier = ts.getCombinedModifierFlags(node) & 1 /* Export */; - if (symbolFlags & 8388608 /* Alias */) { - if (node.kind === 243 /* ExportSpecifier */ || (node.kind === 234 /* ImportEqualsDeclaration */ && hasExportModifier)) { + if (symbolFlags & 2097152 /* Alias */) { + if (node.kind === 246 /* ExportSpecifier */ || (node.kind === 237 /* ImportEqualsDeclaration */ && hasExportModifier)) { return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); } else { - return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes); + return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } else { - // Exported module members are given 2 symbols: A local symbol that is classified with an ExportValue, - // ExportType, or ExportContainer flag, and an associated export symbol with all the correct flags set - // on it. There are 2 main reasons: + // Exported module members are given 2 symbols: A local symbol that is classified with an ExportValue flag, + // and an associated export symbol with all the correct flags set on it. There are 2 main reasons: // // 1. We treat locals and exports of the same name as mutually exclusive within a container. // That means the binder will issue a Duplicate Identifier error if you mix locals and exports @@ -20744,21 +19558,21 @@ var ts; // during global merging in the checker. Why? The only case when ambient module is permitted inside another module is module augmentation // and this case is specially handled. Module augmentations should only be merged with original module definition // and should never be merged directly with other augmentation, and the latter case would be possible if automatic merge is allowed. - var isJSDocTypedefInJSDocNamespace = node.kind === 285 /* JSDocTypedefTag */ && + if (node.kind === 283 /* JSDocTypedefTag */) + ts.Debug.assert(ts.isInJavaScriptFile(node)); // We shouldn't add symbols for JSDoc nodes if not in a JS file. + var isJSDocTypedefInJSDocNamespace = node.kind === 283 /* JSDocTypedefTag */ && node.name && - node.name.kind === 70 /* Identifier */ && + node.name.kind === 71 /* Identifier */ && node.name.isInJSDocNamespace; if ((!ts.isAmbientModule(node) && (hasExportModifier || container.flags & 32 /* ExportContext */)) || isJSDocTypedefInJSDocNamespace) { - var exportKind = (symbolFlags & 107455 /* Value */ ? 1048576 /* ExportValue */ : 0) | - (symbolFlags & 793064 /* Type */ ? 2097152 /* ExportType */ : 0) | - (symbolFlags & 1920 /* Namespace */ ? 4194304 /* ExportNamespace */ : 0); - var local = declareSymbol(container.locals, undefined, node, exportKind, symbolExcludes); + var exportKind = symbolFlags & 107455 /* Value */ ? 1048576 /* ExportValue */ : 0; + var local = declareSymbol(container.locals, /*parent*/ undefined, node, exportKind, symbolExcludes); local.exportSymbol = declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); node.localSymbol = local; return local; } else { - return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes); + return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } } @@ -20791,7 +19605,7 @@ var ts; if (containerFlags & 1 /* IsContainer */) { container = blockScopeContainer = node; if (containerFlags & 32 /* HasLocals */) { - container.locals = ts.createMap(); + container.locals = ts.createSymbolTable(); } addToContainerChain(container); } @@ -20831,7 +19645,7 @@ var ts; if (hasExplicitReturn) node.flags |= 256 /* HasExplicitReturn */; } - if (node.kind === 261 /* SourceFile */) { + if (node.kind === 265 /* SourceFile */) { node.flags |= emitFlags; } if (isIIFE) { @@ -20902,74 +19716,91 @@ var ts; // Binding of JsDocComment should be done before the current block scope container changes. // because the scope of JsDocComment should not be affected by whether the current node is a // container or not. - if (ts.isInJavaScriptFile(node) && node.jsDoc) { - ts.forEach(node.jsDoc, bind); + if (ts.hasJSDocNodes(node)) { + if (ts.isInJavaScriptFile(node)) { + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var j = _a[_i]; + bind(j); + } + } + else { + for (var _b = 0, _c = node.jsDoc; _b < _c.length; _b++) { + var j = _c[_b]; + setParentPointers(node, j); + } + } } if (checkUnreachable(node)) { bindEachChild(node); return; } switch (node.kind) { - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: bindWhileStatement(node); break; - case 209 /* DoStatement */: + case 212 /* DoStatement */: bindDoStatement(node); break; - case 211 /* ForStatement */: + case 214 /* ForStatement */: bindForStatement(node); break; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: bindForInOrForOfStatement(node); break; - case 208 /* IfStatement */: + case 211 /* IfStatement */: bindIfStatement(node); break; - case 216 /* ReturnStatement */: - case 220 /* ThrowStatement */: + case 219 /* ReturnStatement */: + case 223 /* ThrowStatement */: bindReturnOrThrow(node); break; - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: bindBreakOrContinueStatement(node); break; - case 221 /* TryStatement */: + case 224 /* TryStatement */: bindTryStatement(node); break; - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: bindSwitchStatement(node); break; - case 232 /* CaseBlock */: + case 235 /* CaseBlock */: bindCaseBlock(node); break; - case 253 /* CaseClause */: + case 257 /* CaseClause */: bindCaseClause(node); break; - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: bindLabeledStatement(node); break; - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: bindPrefixUnaryExpressionFlow(node); break; - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: bindPostfixUnaryExpressionFlow(node); break; - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: bindBinaryExpressionFlow(node); break; - case 186 /* DeleteExpression */: + case 188 /* DeleteExpression */: bindDeleteExpressionFlow(node); break; - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: bindConditionalExpressionFlow(node); break; - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: bindVariableDeclarationFlow(node); break; - case 179 /* CallExpression */: + case 181 /* CallExpression */: bindCallExpressionFlow(node); break; + case 275 /* JSDocComment */: + bindJSDocComment(node); + break; + case 283 /* JSDocTypedefTag */: + bindJSDocTypedefTag(node); + break; default: bindEachChild(node); break; @@ -20977,25 +19808,26 @@ var ts; } function isNarrowingExpression(expr) { switch (expr.kind) { - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - case 177 /* PropertyAccessExpression */: + case 71 /* Identifier */: + case 99 /* ThisKeyword */: + case 179 /* PropertyAccessExpression */: return isNarrowableReference(expr); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return hasNarrowableArgument(expr); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return isNarrowingExpression(expr.expression); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return isNarrowingBinaryExpression(expr); - case 190 /* PrefixUnaryExpression */: - return expr.operator === 50 /* ExclamationToken */ && isNarrowingExpression(expr.operand); + case 192 /* PrefixUnaryExpression */: + return expr.operator === 51 /* ExclamationToken */ && isNarrowingExpression(expr.operand); } return false; } function isNarrowableReference(expr) { - return expr.kind === 70 /* Identifier */ || - expr.kind === 98 /* ThisKeyword */ || - expr.kind === 177 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression); + return expr.kind === 71 /* Identifier */ || + expr.kind === 99 /* ThisKeyword */ || + expr.kind === 97 /* SuperKeyword */ || + expr.kind === 179 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression); } function hasNarrowableArgument(expr) { if (expr.arguments) { @@ -21006,41 +19838,41 @@ var ts; } } } - if (expr.expression.kind === 177 /* PropertyAccessExpression */ && + if (expr.expression.kind === 179 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression.expression)) { return true; } return false; } function isNarrowingTypeofOperands(expr1, expr2) { - return expr1.kind === 187 /* TypeOfExpression */ && isNarrowableOperand(expr1.expression) && expr2.kind === 9 /* StringLiteral */; + return expr1.kind === 189 /* TypeOfExpression */ && isNarrowableOperand(expr1.expression) && expr2.kind === 9 /* StringLiteral */; } function isNarrowingBinaryExpression(expr) { switch (expr.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return isNarrowableReference(expr.left); - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: return isNarrowableOperand(expr.left) || isNarrowableOperand(expr.right) || isNarrowingTypeofOperands(expr.right, expr.left) || isNarrowingTypeofOperands(expr.left, expr.right); - case 92 /* InstanceOfKeyword */: + case 93 /* InstanceOfKeyword */: return isNarrowableOperand(expr.left); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return isNarrowingExpression(expr.right); } return false; } function isNarrowableOperand(expr) { switch (expr.kind) { - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return isNarrowableOperand(expr.expression); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (expr.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return isNarrowableOperand(expr.left); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return isNarrowableOperand(expr.right); } } @@ -21075,48 +19907,31 @@ var ts; if (!expression) { return flags & 32 /* TrueCondition */ ? antecedent : unreachableFlow; } - if (expression.kind === 100 /* TrueKeyword */ && flags & 64 /* FalseCondition */ || - expression.kind === 85 /* FalseKeyword */ && flags & 32 /* TrueCondition */) { + if (expression.kind === 101 /* TrueKeyword */ && flags & 64 /* FalseCondition */ || + expression.kind === 86 /* FalseKeyword */ && flags & 32 /* TrueCondition */) { return unreachableFlow; } if (!isNarrowingExpression(expression)) { return antecedent; } setFlowNodeReferenced(antecedent); - return { - flags: flags, - expression: expression, - antecedent: antecedent - }; + return { flags: flags, expression: expression, antecedent: antecedent }; } function createFlowSwitchClause(antecedent, switchStatement, clauseStart, clauseEnd) { if (!isNarrowingExpression(switchStatement.expression)) { return antecedent; } setFlowNodeReferenced(antecedent); - return { - flags: 128 /* SwitchClause */, - switchStatement: switchStatement, - clauseStart: clauseStart, - clauseEnd: clauseEnd, - antecedent: antecedent - }; + return { flags: 128 /* SwitchClause */, switchStatement: switchStatement, clauseStart: clauseStart, clauseEnd: clauseEnd, antecedent: antecedent }; } function createFlowAssignment(antecedent, node) { setFlowNodeReferenced(antecedent); - return { - flags: 16 /* Assignment */, - antecedent: antecedent, - node: node - }; + return { flags: 16 /* Assignment */, antecedent: antecedent, node: node }; } function createFlowArrayMutation(antecedent, node) { setFlowNodeReferenced(antecedent); - return { - flags: 256 /* ArrayMutation */, - antecedent: antecedent, - node: node - }; + var res = { flags: 256 /* ArrayMutation */, antecedent: antecedent, node: node }; + return res; } function finishFlowLabel(flow) { var antecedents = flow.antecedents; @@ -21131,34 +19946,34 @@ var ts; function isStatementCondition(node) { var parent = node.parent; switch (parent.kind) { - case 208 /* IfStatement */: - case 210 /* WhileStatement */: - case 209 /* DoStatement */: + case 211 /* IfStatement */: + case 213 /* WhileStatement */: + case 212 /* DoStatement */: return parent.expression === node; - case 211 /* ForStatement */: - case 193 /* ConditionalExpression */: + case 214 /* ForStatement */: + case 195 /* ConditionalExpression */: return parent.condition === node; } return false; } function isLogicalExpression(node) { while (true) { - if (node.kind === 183 /* ParenthesizedExpression */) { + if (node.kind === 185 /* ParenthesizedExpression */) { node = node.expression; } - else if (node.kind === 190 /* PrefixUnaryExpression */ && node.operator === 50 /* ExclamationToken */) { + else if (node.kind === 192 /* PrefixUnaryExpression */ && node.operator === 51 /* ExclamationToken */) { node = node.operand; } else { - return node.kind === 192 /* BinaryExpression */ && (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */ || - node.operatorToken.kind === 53 /* BarBarToken */); + return node.kind === 194 /* BinaryExpression */ && (node.operatorToken.kind === 53 /* AmpersandAmpersandToken */ || + node.operatorToken.kind === 54 /* BarBarToken */); } } } function isTopLevelLogicalExpression(node) { - while (node.parent.kind === 183 /* ParenthesizedExpression */ || - node.parent.kind === 190 /* PrefixUnaryExpression */ && - node.parent.operator === 50 /* ExclamationToken */) { + while (node.parent.kind === 185 /* ParenthesizedExpression */ || + node.parent.kind === 192 /* PrefixUnaryExpression */ && + node.parent.operator === 51 /* ExclamationToken */) { node = node.parent; } return !isStatementCondition(node) && !isLogicalExpression(node.parent); @@ -21199,7 +20014,7 @@ var ts; } function bindDoStatement(node) { var preDoLabel = createLoopLabel(); - var enclosingLabeledStatement = node.parent.kind === 219 /* LabeledStatement */ + var enclosingLabeledStatement = node.parent.kind === 222 /* LabeledStatement */ ? ts.lastOrUndefined(activeLabels) : undefined; // if do statement is wrapped in labeled statement then target labels for break/continue with or without @@ -21233,10 +20048,13 @@ var ts; var postLoopLabel = createBranchLabel(); addAntecedent(preLoopLabel, currentFlow); currentFlow = preLoopLabel; + if (node.kind === 216 /* ForOfStatement */) { + bind(node.awaitModifier); + } bind(node.expression); addAntecedent(postLoopLabel, currentFlow); bind(node.initializer); - if (node.initializer.kind !== 224 /* VariableDeclarationList */) { + if (node.initializer.kind !== 227 /* VariableDeclarationList */) { bindAssignmentTargetFlow(node.initializer); } bindIterativeStatement(node.statement, postLoopLabel, preLoopLabel); @@ -21258,7 +20076,7 @@ var ts; } function bindReturnOrThrow(node) { bind(node.expression); - if (node.kind === 216 /* ReturnStatement */) { + if (node.kind === 219 /* ReturnStatement */) { hasExplicitReturn = true; if (currentReturnTarget) { addAntecedent(currentReturnTarget, currentFlow); @@ -21278,7 +20096,7 @@ var ts; return undefined; } function bindBreakOrContinueFlow(node, breakTarget, continueTarget) { - var flowLabel = node.kind === 215 /* BreakStatement */ ? breakTarget : continueTarget; + var flowLabel = node.kind === 218 /* BreakStatement */ ? breakTarget : continueTarget; if (flowLabel) { addAntecedent(flowLabel, currentFlow); currentFlow = unreachableFlow; @@ -21287,7 +20105,7 @@ var ts; function bindBreakOrContinueStatement(node) { bind(node.label); if (node.label) { - var activeLabel = findActiveLabel(node.label.text); + var activeLabel = findActiveLabel(node.label.escapedText); if (activeLabel) { activeLabel.referenced = true; bindBreakOrContinueFlow(node, activeLabel.breakTarget, activeLabel.continueTarget); @@ -21314,7 +20132,32 @@ var ts; if (node.finallyBlock) { // in finally flow is combined from pre-try/flow from try/flow from catch // pre-flow is necessary to make sure that finally is reachable even if finally flows in both try and finally blocks are unreachable - addAntecedent(preFinallyLabel, preTryFlow); + // also for finally blocks we inject two extra edges into the flow graph. + // first -> edge that connects pre-try flow with the label at the beginning of the finally block, it has lock associated with it + // second -> edge that represents post-finally flow. + // these edges are used in following scenario: + // let a; (1) + // try { a = someOperation(); (2)} + // finally { (3) console.log(a) } (4) + // (5) a + // flow graph for this case looks roughly like this (arrows show ): + // (1-pre-try-flow) <--.. <-- (2-post-try-flow) + // ^ ^ + // |*****(3-pre-finally-label) -----| + // ^ + // |-- ... <-- (4-post-finally-label) <--- (5) + // In case when we walk the flow starting from inside the finally block we want to take edge '*****' into account + // since it ensures that finally is always reachable. However when we start outside the finally block and go through label (5) + // then edge '*****' should be discarded because label 4 is only reachable if post-finally label-4 is reachable + // Simply speaking code inside finally block is treated as reachable as pre-try-flow + // since we conservatively assume that any line in try block can throw or return in which case we'll enter finally. + // However code after finally is reachable only if control flow was not abrupted in try/catch or finally blocks - it should be composed from + // final flows of these blocks without taking pre-try flow into account. + // + // extra edges that we inject allows to control this behavior + // if when walking the flow we step on post-finally edge - we can mark matching pre-finally edge as locked so it will be skipped. + var preFinallyFlow = { flags: 2048 /* PreFinally */, antecedent: preTryFlow, lock: {} }; + addAntecedent(preFinallyLabel, preFinallyFlow); currentFlow = finishFlowLabel(preFinallyLabel); bind(node.finallyBlock); // if flow after finally is unreachable - keep it @@ -21330,6 +20173,11 @@ var ts; : unreachableFlow; } } + if (!(currentFlow.flags & 1 /* Unreachable */)) { + var afterFinallyFlow = { flags: 4096 /* AfterFinally */, antecedent: currentFlow }; + preFinallyFlow.lock = afterFinallyFlow; + currentFlow = afterFinallyFlow; + } } else { currentFlow = finishFlowLabel(preFinallyLabel); @@ -21344,7 +20192,7 @@ var ts; preSwitchCaseFlow = currentFlow; bind(node.caseBlock); addAntecedent(postSwitchLabel, currentFlow); - var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 254 /* DefaultClause */; }); + var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 258 /* DefaultClause */; }); // We mark a switch statement as possibly exhaustive if it has no default clause and if all // case clauses have unreachable end points (e.g. they all return). node.possiblyExhaustive = !hasDefault && !postSwitchLabel.antecedents; @@ -21405,20 +20253,20 @@ var ts; var postStatementLabel = createBranchLabel(); bind(node.label); addAntecedent(preStatementLabel, currentFlow); - var activeLabel = pushActiveLabel(node.label.text, postStatementLabel, preStatementLabel); + var activeLabel = pushActiveLabel(node.label.escapedText, postStatementLabel, preStatementLabel); bind(node.statement); popActiveLabel(); if (!activeLabel.referenced && !options.allowUnusedLabels) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node.label, ts.Diagnostics.Unused_label)); + file.bindDiagnostics.push(createDiagnosticForNode(node.label, ts.Diagnostics.Unused_label)); } - if (!node.statement || node.statement.kind !== 209 /* DoStatement */) { + if (!node.statement || node.statement.kind !== 212 /* DoStatement */) { // do statement sets current flow inside bindDoStatement addAntecedent(postStatementLabel, currentFlow); currentFlow = finishFlowLabel(postStatementLabel); } } function bindDestructuringTargetFlow(node) { - if (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */) { + if (node.kind === 194 /* BinaryExpression */ && node.operatorToken.kind === 58 /* EqualsToken */) { bindAssignmentTargetFlow(node.left); } else { @@ -21429,10 +20277,10 @@ var ts; if (isNarrowableReference(node)) { currentFlow = createFlowAssignment(currentFlow, node); } - else if (node.kind === 175 /* ArrayLiteralExpression */) { + else if (node.kind === 177 /* ArrayLiteralExpression */) { for (var _i = 0, _a = node.elements; _i < _a.length; _i++) { var e = _a[_i]; - if (e.kind === 196 /* SpreadElement */) { + if (e.kind === 198 /* SpreadElement */) { bindAssignmentTargetFlow(e.expression); } else { @@ -21440,16 +20288,16 @@ var ts; } } } - else if (node.kind === 176 /* ObjectLiteralExpression */) { + else if (node.kind === 178 /* ObjectLiteralExpression */) { for (var _b = 0, _c = node.properties; _b < _c.length; _b++) { var p = _c[_b]; - if (p.kind === 257 /* PropertyAssignment */) { + if (p.kind === 261 /* PropertyAssignment */) { bindDestructuringTargetFlow(p.initializer); } - else if (p.kind === 258 /* ShorthandPropertyAssignment */) { + else if (p.kind === 262 /* ShorthandPropertyAssignment */) { bindAssignmentTargetFlow(p.name); } - else if (p.kind === 259 /* SpreadAssignment */) { + else if (p.kind === 263 /* SpreadAssignment */) { bindAssignmentTargetFlow(p.expression); } } @@ -21457,7 +20305,7 @@ var ts; } function bindLogicalExpression(node, trueTarget, falseTarget) { var preRightLabel = createBranchLabel(); - if (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */) { + if (node.operatorToken.kind === 53 /* AmpersandAmpersandToken */) { bindCondition(node.left, preRightLabel, falseTarget); } else { @@ -21468,7 +20316,7 @@ var ts; bindCondition(node.right, trueTarget, falseTarget); } function bindPrefixUnaryExpressionFlow(node) { - if (node.operator === 50 /* ExclamationToken */) { + if (node.operator === 51 /* ExclamationToken */) { var saveTrueTarget = currentTrueTarget; currentTrueTarget = currentFalseTarget; currentFalseTarget = saveTrueTarget; @@ -21478,20 +20326,20 @@ var ts; } else { bindEachChild(node); - if (node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) { + if (node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) { bindAssignmentTargetFlow(node.operand); } } } function bindPostfixUnaryExpressionFlow(node) { bindEachChild(node); - if (node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) { + if (node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) { bindAssignmentTargetFlow(node.operand); } } function bindBinaryExpressionFlow(node) { var operator = node.operatorToken.kind; - if (operator === 52 /* AmpersandAmpersandToken */ || operator === 53 /* BarBarToken */) { + if (operator === 53 /* AmpersandAmpersandToken */ || operator === 54 /* BarBarToken */) { if (isTopLevelLogicalExpression(node)) { var postExpressionLabel = createBranchLabel(); bindLogicalExpression(node, postExpressionLabel, postExpressionLabel); @@ -21505,7 +20353,7 @@ var ts; bindEachChild(node); if (ts.isAssignmentOperator(operator) && !ts.isAssignmentTarget(node)) { bindAssignmentTargetFlow(node.left); - if (operator === 57 /* EqualsToken */ && node.left.kind === 178 /* ElementAccessExpression */) { + if (operator === 58 /* EqualsToken */ && node.left.kind === 180 /* ElementAccessExpression */) { var elementAccess = node.left; if (isNarrowableOperand(elementAccess.expression)) { currentFlow = createFlowArrayMutation(currentFlow, node); @@ -21516,7 +20364,7 @@ var ts; } function bindDeleteExpressionFlow(node) { bindEachChild(node); - if (node.expression.kind === 177 /* PropertyAccessExpression */) { + if (node.expression.kind === 179 /* PropertyAccessExpression */) { bindAssignmentTargetFlow(node.expression); } } @@ -21549,19 +20397,37 @@ var ts; } function bindVariableDeclarationFlow(node) { bindEachChild(node); - if (node.initializer || node.parent.parent.kind === 212 /* ForInStatement */ || node.parent.parent.kind === 213 /* ForOfStatement */) { + if (node.initializer || ts.isForInOrOfStatement(node.parent.parent)) { bindInitializedVariableFlow(node); } } + function bindJSDocComment(node) { + ts.forEachChild(node, function (n) { + if (n.kind !== 283 /* JSDocTypedefTag */) { + bind(n); + } + }); + } + function bindJSDocTypedefTag(node) { + ts.forEachChild(node, function (n) { + // if the node has a fullName "A.B.C", that means symbol "C" was already bound + // when we visit "fullName"; so when we visit the name "C" as the next child of + // the jsDocTypedefTag, we should skip binding it. + if (node.fullName && n === node.name && node.fullName.kind !== 71 /* Identifier */) { + return; + } + bind(n); + }); + } function bindCallExpressionFlow(node) { // If the target of the call expression is a function expression or arrow function we have // an immediately invoked function expression (IIFE). Initialize the flowNode property to // the current control flow (which includes evaluation of the IIFE arguments). var expr = node.expression; - while (expr.kind === 183 /* ParenthesizedExpression */) { + while (expr.kind === 185 /* ParenthesizedExpression */) { expr = expr.expression; } - if (expr.kind === 184 /* FunctionExpression */ || expr.kind === 185 /* ArrowFunction */) { + if (expr.kind === 186 /* FunctionExpression */ || expr.kind === 187 /* ArrowFunction */) { bindEach(node.typeArguments); bindEach(node.arguments); bind(node.expression); @@ -21569,7 +20435,7 @@ var ts; else { bindEachChild(node); } - if (node.expression.kind === 177 /* PropertyAccessExpression */) { + if (node.expression.kind === 179 /* PropertyAccessExpression */) { var propertyAccess = node.expression; if (isNarrowableOperand(propertyAccess.expression) && ts.isPushOrUnshiftIdentifier(propertyAccess.name)) { currentFlow = createFlowArrayMutation(currentFlow, node); @@ -21578,52 +20444,53 @@ var ts; } function getContainerFlags(node) { switch (node.kind) { - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 176 /* ObjectLiteralExpression */: - case 161 /* TypeLiteral */: - case 287 /* JSDocTypeLiteral */: - case 270 /* JSDocRecordType */: + case 199 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + case 178 /* ObjectLiteralExpression */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 254 /* JsxAttributes */: return 1 /* IsContainer */; - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return 1 /* IsContainer */ | 64 /* IsInterface */; - case 274 /* JSDocFunctionType */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 170 /* MappedType */: + case 233 /* ModuleDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 172 /* MappedType */: return 1 /* IsContainer */ | 32 /* HasLocals */; - case 261 /* SourceFile */: + case 265 /* SourceFile */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */; - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: if (ts.isObjectLiteralOrClassExpressionMethod(node)) { return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */ | 128 /* IsObjectLiteralOrClassExpressionMethod */; } - case 150 /* Constructor */: - case 225 /* FunctionDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + // falls through + case 152 /* Constructor */: + case 228 /* FunctionDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 155 /* CallSignature */: + case 273 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 161 /* ConstructorType */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */; - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */ | 16 /* IsFunctionExpression */; - case 231 /* ModuleBlock */: + case 234 /* ModuleBlock */: return 4 /* IsControlFlowContainer */; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return node.initializer ? 4 /* IsControlFlowContainer */ : 0; - case 256 /* CatchClause */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 232 /* CaseBlock */: + case 260 /* CatchClause */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 235 /* CaseBlock */: return 2 /* IsBlockScopedContainer */; - case 204 /* Block */: + case 207 /* Block */: // do not treat blocks directly inside a function as a block-scoped-container. // Locals that reside in this block should go to the function locals. Otherwise 'x' // would not appear to be a redeclaration of a block scoped local in the following @@ -21651,55 +20518,51 @@ var ts; lastContainer = next; } function declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes) { - // Just call this directly so that the return type of this function stays "void". - return declareSymbolAndAddToSymbolTableWorker(node, symbolFlags, symbolExcludes); - } - function declareSymbolAndAddToSymbolTableWorker(node, symbolFlags, symbolExcludes) { switch (container.kind) { // Modules, source files, and classes need specialized handling for how their // members are declared (for example, a member of a class will go into a specific // symbol table depending on if it is static or not). We defer to specialized // handlers to take care of declaring these child members. - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return declareModuleMember(node, symbolFlags, symbolExcludes); - case 261 /* SourceFile */: + case 265 /* SourceFile */: return declareSourceFileMember(node, symbolFlags, symbolExcludes); - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 229 /* ClassDeclaration */: return declareClassMember(node, symbolFlags, symbolExcludes); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); - case 161 /* TypeLiteral */: - case 176 /* ObjectLiteralExpression */: - case 227 /* InterfaceDeclaration */: - case 270 /* JSDocRecordType */: - case 287 /* JSDocTypeLiteral */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 178 /* ObjectLiteralExpression */: + case 230 /* InterfaceDeclaration */: + case 254 /* JsxAttributes */: // Interface/Object-types always have their children added to the 'members' of // their container. They are only accessible through an instance of their // container, and are never in scope otherwise (even inside the body of the // object / type / interface declaring them). An exception is type parameters, // which are in scope without qualification (similar to 'locals'). return declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 274 /* JSDocFunctionType */: - case 228 /* TypeAliasDeclaration */: - case 170 /* MappedType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 273 /* JSDocFunctionType */: + case 231 /* TypeAliasDeclaration */: + case 172 /* MappedType */: // All the children of these container types are never visible through another // symbol (i.e. through another symbol's 'exports' or 'members'). Instead, // they're only accessed 'lexically' (i.e. from code that exists underneath - // their container in the tree. To accomplish this, we simply add their declared + // their container in the tree). To accomplish this, we simply add their declared // symbol to the 'locals' of the container. These symbols can then be found as // the type checker walks up the containers, checking them for matching names. return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); @@ -21713,14 +20576,14 @@ var ts; function declareSourceFileMember(node, symbolFlags, symbolExcludes) { return ts.isExternalModule(file) ? declareModuleMember(node, symbolFlags, symbolExcludes) - : declareSymbol(file.locals, undefined, node, symbolFlags, symbolExcludes); + : declareSymbol(file.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } function hasExportDeclarations(node) { - var body = node.kind === 261 /* SourceFile */ ? node : node.body; - if (body && (body.kind === 261 /* SourceFile */ || body.kind === 231 /* ModuleBlock */)) { + var body = node.kind === 265 /* SourceFile */ ? node : node.body; + if (body && (body.kind === 265 /* SourceFile */ || body.kind === 234 /* ModuleBlock */)) { for (var _i = 0, _a = body.statements; _i < _a.length; _i++) { var stat = _a[_i]; - if (stat.kind === 241 /* ExportDeclaration */ || stat.kind === 240 /* ExportAssignment */) { + if (stat.kind === 244 /* ExportDeclaration */ || stat.kind === 243 /* ExportAssignment */) { return true; } } @@ -21744,7 +20607,7 @@ var ts; errorOnFirstToken(node, ts.Diagnostics.export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible); } if (ts.isExternalModuleAugmentation(node)) { - declareSymbolAndAddToSymbolTable(node, 1024 /* NamespaceModule */, 0 /* NamespaceModuleExcludes */); + declareModuleSymbol(node); } else { var pattern = void 0; @@ -21764,12 +20627,8 @@ var ts; } } else { - var state = getModuleInstanceState(node); - if (state === 0 /* NonInstantiated */) { - declareSymbolAndAddToSymbolTable(node, 1024 /* NamespaceModule */, 0 /* NamespaceModuleExcludes */); - } - else { - declareSymbolAndAddToSymbolTable(node, 512 /* ValueModule */, 106639 /* ValueModuleExcludes */); + var state = declareModuleSymbol(node); + if (state !== 0 /* NonInstantiated */) { if (node.symbol.flags & (16 /* Function */ | 32 /* Class */ | 256 /* RegularEnum */)) { // if module was already merged with some function, class or non-const enum // treat is a non-const-enum-only @@ -21789,6 +20648,12 @@ var ts; } } } + function declareModuleSymbol(node) { + var state = getModuleInstanceState(node); + var instantiated = state !== 0 /* NonInstantiated */; + declareSymbolAndAddToSymbolTable(node, instantiated ? 512 /* ValueModule */ : 1024 /* NamespaceModule */, instantiated ? 106639 /* ValueModuleExcludes */ : 0 /* NamespaceModuleExcludes */); + return state; + } function bindFunctionOrConstructorType(node) { // For a given function symbol "<...>(...) => T" we want to generate a symbol identical // to the one we would get for: { <...>(...): T } @@ -21798,10 +20663,10 @@ var ts; // from an actual type literal symbol you would have gotten had you used the long form. var symbol = createSymbol(131072 /* Signature */, getDeclarationName(node)); addDeclarationToSymbol(symbol, node, 131072 /* Signature */); - var typeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type"); + var typeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type" /* Type */); addDeclarationToSymbol(typeLiteralSymbol, node, 2048 /* TypeLiteral */); - typeLiteralSymbol.members = ts.createMap(); - typeLiteralSymbol.members[symbol.name] = symbol; + typeLiteralSymbol.members = ts.createSymbolTable(); + typeLiteralSymbol.members.set(symbol.escapedName, symbol); } function bindObjectLiteralExpression(node) { var ElementKind; @@ -21810,10 +20675,10 @@ var ts; ElementKind[ElementKind["Accessor"] = 2] = "Accessor"; })(ElementKind || (ElementKind = {})); if (inStrictMode) { - var seen = ts.createMap(); + var seen = ts.createUnderscoreEscapedMap(); for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { var prop = _a[_i]; - if (prop.kind === 259 /* SpreadAssignment */ || prop.name.kind !== 70 /* Identifier */) { + if (prop.kind === 263 /* SpreadAssignment */ || prop.name.kind !== 71 /* Identifier */) { continue; } var identifier = prop.name; @@ -21825,12 +20690,12 @@ var ts; // c.IsAccessorDescriptor(previous) is true and IsDataDescriptor(propId.descriptor) is true. // d.IsAccessorDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true // and either both previous and propId.descriptor have[[Get]] fields or both previous and propId.descriptor have[[Set]] fields - var currentKind = prop.kind === 257 /* PropertyAssignment */ || prop.kind === 258 /* ShorthandPropertyAssignment */ || prop.kind === 149 /* MethodDeclaration */ + var currentKind = prop.kind === 261 /* PropertyAssignment */ || prop.kind === 262 /* ShorthandPropertyAssignment */ || prop.kind === 151 /* MethodDeclaration */ ? 1 /* Property */ : 2 /* Accessor */; - var existingKind = seen[identifier.text]; + var existingKind = seen.get(identifier.escapedText); if (!existingKind) { - seen[identifier.text] = currentKind; + seen.set(identifier.escapedText, currentKind); continue; } if (currentKind === 1 /* Property */ && existingKind === 1 /* Property */) { @@ -21839,29 +20704,38 @@ var ts; } } } - return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__object"); + return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__object" /* Object */); + } + function bindJsxAttributes(node) { + return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__jsxAttributes" /* JSXAttributes */); + } + function bindJsxAttribute(node, symbolFlags, symbolExcludes) { + return declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes); } function bindAnonymousDeclaration(node, symbolFlags, name) { var symbol = createSymbol(symbolFlags, name); + if (symbolFlags & 8 /* EnumMember */) { + symbol.parent = container.symbol; + } addDeclarationToSymbol(symbol, node, symbolFlags); } function bindBlockScopedDeclaration(node, symbolFlags, symbolExcludes) { switch (blockScopeContainer.kind) { - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: declareModuleMember(node, symbolFlags, symbolExcludes); break; - case 261 /* SourceFile */: + case 265 /* SourceFile */: if (ts.isExternalModule(container)) { declareModuleMember(node, symbolFlags, symbolExcludes); break; } - // fall through. + // falls through default: if (!blockScopeContainer.locals) { - blockScopeContainer.locals = ts.createMap(); + blockScopeContainer.locals = ts.createSymbolTable(); addToContainerChain(blockScopeContainer); } - declareSymbol(blockScopeContainer.locals, undefined, node, symbolFlags, symbolExcludes); + declareSymbol(blockScopeContainer.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } function bindBlockScopedVariableDeclaration(node) { @@ -21871,13 +20745,13 @@ var ts; // check for reserved words used as identifiers in strict mode code. function checkStrictModeIdentifier(node) { if (inStrictMode && - node.originalKeywordKind >= 107 /* FirstFutureReservedWord */ && - node.originalKeywordKind <= 115 /* LastFutureReservedWord */ && + node.originalKeywordKind >= 108 /* FirstFutureReservedWord */ && + node.originalKeywordKind <= 116 /* LastFutureReservedWord */ && !ts.isIdentifierName(node) && !ts.isInAmbientContext(node)) { // Report error only if there are no parse errors in file if (!file.parseDiagnostics.length) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, getStrictModeIdentifierMessage(node), ts.declarationNameToString(node))); + file.bindDiagnostics.push(createDiagnosticForNode(node, getStrictModeIdentifierMessage(node), ts.declarationNameToString(node))); } } } @@ -21908,7 +20782,7 @@ var ts; } function checkStrictModeDeleteExpression(node) { // Grammar checking - if (inStrictMode && node.expression.kind === 70 /* Identifier */) { + if (inStrictMode && node.expression.kind === 71 /* Identifier */) { // When a delete operator occurs within strict mode code, a SyntaxError is thrown if its // UnaryExpression is a direct reference to a variable, function argument, or function name var span_2 = ts.getErrorSpanForNode(file, node.expression); @@ -21916,17 +20790,16 @@ var ts; } } function isEvalOrArgumentsIdentifier(node) { - return node.kind === 70 /* Identifier */ && - (node.text === "eval" || node.text === "arguments"); + return ts.isIdentifier(node) && (node.escapedText === "eval" || node.escapedText === "arguments"); } function checkStrictModeEvalOrArguments(contextNode, name) { - if (name && name.kind === 70 /* Identifier */) { + if (name && name.kind === 71 /* Identifier */) { var identifier = name; if (isEvalOrArgumentsIdentifier(identifier)) { // We check first if the name is inside class declaration or class expression; if so give explicit message // otherwise report generic error message. var span_3 = ts.getErrorSpanForNode(file, name); - file.bindDiagnostics.push(ts.createFileDiagnostic(file, span_3.start, span_3.length, getStrictModeEvalOrArgumentsMessage(contextNode), identifier.text)); + file.bindDiagnostics.push(ts.createFileDiagnostic(file, span_3.start, span_3.length, getStrictModeEvalOrArgumentsMessage(contextNode), ts.idText(identifier))); } } } @@ -21961,8 +20834,8 @@ var ts; function checkStrictModeFunctionDeclaration(node) { if (languageVersion < 2 /* ES2015 */) { // Report error if function is not top level function declaration - if (blockScopeContainer.kind !== 261 /* SourceFile */ && - blockScopeContainer.kind !== 230 /* ModuleDeclaration */ && + if (blockScopeContainer.kind !== 265 /* SourceFile */ && + blockScopeContainer.kind !== 233 /* ModuleDeclaration */ && !ts.isFunctionLike(blockScopeContainer)) { // We check first if the name is inside class declaration or class expression; if so give explicit message // otherwise report generic error message. @@ -21972,8 +20845,8 @@ var ts; } } function checkStrictModeNumericLiteral(node) { - if (inStrictMode && node.isOctalLiteral) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode)); + if (inStrictMode && node.numericLiteralFlags & 4 /* Octal */) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode)); } } function checkStrictModePostfixUnaryExpression(node) { @@ -21988,7 +20861,7 @@ var ts; function checkStrictModePrefixUnaryExpression(node) { // Grammar checking if (inStrictMode) { - if (node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) { + if (node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) { checkStrictModeEvalOrArguments(node, node.operand); } } @@ -22003,15 +20876,23 @@ var ts; var span = ts.getSpanOfTokenAtPosition(file, node.pos); file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, message, arg0, arg1, arg2)); } - function getDestructuringParameterName(node) { - return "__" + ts.indexOf(node.parent.parameters, node); - } function bind(node) { if (!node) { return; } node.parent = parent; var saveInStrictMode = inStrictMode; + // Even though in the AST the jsdoc @typedef node belongs to the current node, + // its symbol might be in the same scope with the current node's symbol. Consider: + // + // /** @typedef {string | number} MyType */ + // function foo(); + // + // Here the current node is "foo", which is a container, but the scope of "MyType" should + // not be inside "foo". Therefore we always bind @typedef before bind the parent node, + // and skip binding this tag later when binding all the other jsdoc tags. + if (ts.isInJavaScriptFile(node)) + bindJSDocTypedefTagIfAny(node); // First we bind declaration nodes to a symbol if possible. We'll both create a symbol // and then potentially add the symbol to an appropriate symbol table. Possible // destination symbol tables are: @@ -22028,7 +20909,7 @@ var ts; // the current 'container' node when it changes. This helps us know which symbol table // a local should go into for example. Since terminal nodes are known not to have // children, as an optimization we don't process those. - if (node.kind > 140 /* LastToken */) { + if (node.kind > 142 /* LastToken */) { var saveParent = parent; parent = node; var containerFlags = getContainerFlags(node); @@ -22045,10 +20926,30 @@ var ts; } inStrictMode = saveInStrictMode; } + function bindJSDocTypedefTagIfAny(node) { + if (!ts.hasJSDocNodes(node)) { + return; + } + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var jsDoc = _a[_i]; + if (!jsDoc.tags) { + continue; + } + for (var _b = 0, _c = jsDoc.tags; _b < _c.length; _b++) { + var tag = _c[_b]; + if (tag.kind === 283 /* JSDocTypedefTag */) { + var savedParent = parent; + parent = jsDoc; + bind(tag); + parent = savedParent; + } + } + } + } function updateStrictModeStatementList(statements) { if (!inStrictMode) { - for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) { - var statement = statements_2[_i]; + for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) { + var statement = statements_1[_i]; if (!ts.isPrologueDirective(statement)) { return; } @@ -22069,191 +20970,200 @@ var ts; function bindWorker(node) { switch (node.kind) { /* Strict mode checks */ - case 70 /* Identifier */: + case 71 /* Identifier */: // for typedef type names with namespaces, bind the new jsdoc type symbol here // because it requires all containing namespaces to be in effect, namely the // current "blockScopeContainer" needs to be set to its immediate namespace parent. if (node.isInJSDocNamespace) { var parentNode = node.parent; - while (parentNode && parentNode.kind !== 285 /* JSDocTypedefTag */) { + while (parentNode && parentNode.kind !== 283 /* JSDocTypedefTag */) { parentNode = parentNode.parent; } bindBlockScopedDeclaration(parentNode, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); break; } - case 98 /* ThisKeyword */: - if (currentFlow && (ts.isExpression(node) || parent.kind === 258 /* ShorthandPropertyAssignment */)) { + // falls through + case 99 /* ThisKeyword */: + if (currentFlow && (ts.isExpression(node) || parent.kind === 262 /* ShorthandPropertyAssignment */)) { node.flowNode = currentFlow; } return checkStrictModeIdentifier(node); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: if (currentFlow && isNarrowableReference(node)) { node.flowNode = currentFlow; } break; - case 192 /* BinaryExpression */: - if (ts.isInJavaScriptFile(node)) { - var specialKind = ts.getSpecialPropertyAssignmentKind(node); - switch (specialKind) { - case 1 /* ExportsProperty */: - bindExportsPropertyAssignment(node); - break; - case 2 /* ModuleExports */: - bindModuleExportsAssignment(node); - break; - case 3 /* PrototypeProperty */: - bindPrototypePropertyAssignment(node); - break; - case 4 /* ThisProperty */: - bindThisPropertyAssignment(node); - break; - case 0 /* None */: - // Nothing to do - break; - default: - ts.Debug.fail("Unknown special property assignment kind"); - } + case 194 /* BinaryExpression */: + var specialKind = ts.getSpecialPropertyAssignmentKind(node); + switch (specialKind) { + case 1 /* ExportsProperty */: + bindExportsPropertyAssignment(node); + break; + case 2 /* ModuleExports */: + bindModuleExportsAssignment(node); + break; + case 3 /* PrototypeProperty */: + bindPrototypePropertyAssignment(node); + break; + case 4 /* ThisProperty */: + bindThisPropertyAssignment(node); + break; + case 5 /* Property */: + bindStaticPropertyAssignment(node); + break; + case 0 /* None */: + // Nothing to do + break; + default: + ts.Debug.fail("Unknown special property assignment kind"); } return checkStrictModeBinaryExpression(node); - case 256 /* CatchClause */: + case 260 /* CatchClause */: return checkStrictModeCatchClause(node); - case 186 /* DeleteExpression */: + case 188 /* DeleteExpression */: return checkStrictModeDeleteExpression(node); case 8 /* NumericLiteral */: return checkStrictModeNumericLiteral(node); - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return checkStrictModePostfixUnaryExpression(node); - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: return checkStrictModePrefixUnaryExpression(node); - case 217 /* WithStatement */: + case 220 /* WithStatement */: return checkStrictModeWithStatement(node); - case 167 /* ThisType */: + case 169 /* ThisType */: seenThisKeyword = true; return; - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return checkTypePredicate(node); - case 143 /* TypeParameter */: + case 145 /* TypeParameter */: return declareSymbolAndAddToSymbolTable(node, 262144 /* TypeParameter */, 530920 /* TypeParameterExcludes */); - case 144 /* Parameter */: + case 146 /* Parameter */: return bindParameter(node); - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: + case 226 /* VariableDeclaration */: return bindVariableDeclarationOrBindingElement(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 271 /* JSDocRecordMember */: - return bindPropertyOrMethodOrAccessor(node, 4 /* Property */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); - case 286 /* JSDocPropertyTag */: - return bindJSDocProperty(node); - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: + case 176 /* BindingElement */: + node.flowNode = currentFlow; + return bindVariableDeclarationOrBindingElement(node); + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + return bindPropertyWorker(node); + case 261 /* PropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 0 /* PropertyExcludes */); - case 260 /* EnumMember */: + case 264 /* EnumMember */: return bindPropertyOrMethodOrAccessor(node, 8 /* EnumMember */, 900095 /* EnumMemberExcludes */); - case 259 /* SpreadAssignment */: - case 251 /* JsxSpreadAttribute */: - var root = container; - var hasRest = false; - while (root.parent) { - if (root.kind === 176 /* ObjectLiteralExpression */ && - root.parent.kind === 192 /* BinaryExpression */ && - root.parent.operatorToken.kind === 57 /* EqualsToken */ && - root.parent.left === root) { - hasRest = true; - break; - } - root = root.parent; - } - return; - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: return declareSymbolAndAddToSymbolTable(node, 131072 /* Signature */, 0 /* None */); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: // If this is an ObjectLiteralExpression method, then it sits in the same space // as other properties in the object literal. So we use SymbolFlags.PropertyExcludes // so that it will conflict with any other object literal members with the same // name. - return bindPropertyOrMethodOrAccessor(node, 8192 /* Method */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), ts.isObjectLiteralMethod(node) ? 0 /* PropertyExcludes */ : 99263 /* MethodExcludes */); - case 225 /* FunctionDeclaration */: + return bindPropertyOrMethodOrAccessor(node, 8192 /* Method */ | (node.questionToken ? 16777216 /* Optional */ : 0 /* None */), ts.isObjectLiteralMethod(node) ? 0 /* PropertyExcludes */ : 99263 /* MethodExcludes */); + case 228 /* FunctionDeclaration */: return bindFunctionDeclaration(node); - case 150 /* Constructor */: + case 152 /* Constructor */: return declareSymbolAndAddToSymbolTable(node, 16384 /* Constructor */, /*symbolExcludes:*/ 0 /* None */); - case 151 /* GetAccessor */: + case 153 /* GetAccessor */: return bindPropertyOrMethodOrAccessor(node, 32768 /* GetAccessor */, 41919 /* GetAccessorExcludes */); - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: return bindPropertyOrMethodOrAccessor(node, 65536 /* SetAccessor */, 74687 /* SetAccessorExcludes */); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 274 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 273 /* JSDocFunctionType */: + case 161 /* ConstructorType */: return bindFunctionOrConstructorType(node); - case 161 /* TypeLiteral */: - case 170 /* MappedType */: - case 287 /* JSDocTypeLiteral */: - case 270 /* JSDocRecordType */: - return bindAnonymousDeclaration(node, 2048 /* TypeLiteral */, "__type"); - case 176 /* ObjectLiteralExpression */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 172 /* MappedType */: + return bindAnonymousTypeWorker(node); + case 178 /* ObjectLiteralExpression */: return bindObjectLiteralExpression(node); - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: return bindFunctionExpression(node); - case 179 /* CallExpression */: + case 181 /* CallExpression */: if (ts.isInJavaScriptFile(node)) { bindCallExpression(node); } break; // Members of classes, interfaces, and modules - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 229 /* ClassDeclaration */: // All classes are automatically in strict mode in ES6. inStrictMode = true; return bindClassLikeDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return bindBlockScopedDeclaration(node, 64 /* Interface */, 792968 /* InterfaceExcludes */); - case 285 /* JSDocTypedefTag */: - if (!node.fullName || node.fullName.kind === 70 /* Identifier */) { - return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); - } - break; - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return bindEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return bindModuleDeclaration(node); + // Jsx-attributes + case 254 /* JsxAttributes */: + return bindJsxAttributes(node); + case 253 /* JsxAttribute */: + return bindJsxAttribute(node, 4 /* Property */, 0 /* PropertyExcludes */); // Imports and exports - case 234 /* ImportEqualsDeclaration */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: - return declareSymbolAndAddToSymbolTable(node, 8388608 /* Alias */, 8388608 /* AliasExcludes */); - case 233 /* NamespaceExportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: + return declareSymbolAndAddToSymbolTable(node, 2097152 /* Alias */, 2097152 /* AliasExcludes */); + case 236 /* NamespaceExportDeclaration */: return bindNamespaceExportDeclaration(node); - case 236 /* ImportClause */: + case 239 /* ImportClause */: return bindImportClause(node); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: return bindExportDeclaration(node); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return bindExportAssignment(node); - case 261 /* SourceFile */: + case 265 /* SourceFile */: updateStrictModeStatementList(node.statements); return bindSourceFileIfExternalModule(); - case 204 /* Block */: + case 207 /* Block */: if (!ts.isFunctionLike(node.parent)) { return; } - // Fall through - case 231 /* ModuleBlock */: + // falls through + case 234 /* ModuleBlock */: return updateStrictModeStatementList(node.statements); + case 279 /* JSDocParameterTag */: + if (node.parent.kind !== 285 /* JSDocTypeLiteral */) { + break; + } + // falls through + case 284 /* JSDocPropertyTag */: + var propTag = node; + var flags = propTag.isBracketed || propTag.typeExpression && propTag.typeExpression.type.kind === 272 /* JSDocOptionalType */ ? + 4 /* Property */ | 16777216 /* Optional */ : + 4 /* Property */; + return declareSymbolAndAddToSymbolTable(propTag, flags, 0 /* PropertyExcludes */); + case 283 /* JSDocTypedefTag */: { + var fullName = node.fullName; + if (!fullName || fullName.kind === 71 /* Identifier */) { + return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); + } + break; + } } } + function bindPropertyWorker(node) { + return bindPropertyOrMethodOrAccessor(node, 4 /* Property */ | (node.questionToken ? 16777216 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); + } + function bindAnonymousTypeWorker(node) { + return bindAnonymousDeclaration(node, 2048 /* TypeLiteral */, "__type" /* Type */); + } function checkTypePredicate(node) { var parameterName = node.parameterName, type = node.type; - if (parameterName && parameterName.kind === 70 /* Identifier */) { + if (parameterName && parameterName.kind === 71 /* Identifier */) { checkStrictModeIdentifier(parameterName); } - if (parameterName && parameterName.kind === 167 /* ThisType */) { + if (parameterName && parameterName.kind === 169 /* ThisType */) { seenThisKeyword = true; } bind(type); @@ -22270,53 +21180,55 @@ var ts; function bindExportAssignment(node) { if (!container.symbol || !container.symbol.exports) { // Export assignment in some sort of block construct - bindAnonymousDeclaration(node, 8388608 /* Alias */, getDeclarationName(node)); + bindAnonymousDeclaration(node, 2097152 /* Alias */, getDeclarationName(node)); } else { // An export default clause with an expression exports a value // We want to exclude both class and function here, this is necessary to issue an error when there are both // default export-assignment and default export function and class declaration. - var flags = node.kind === 240 /* ExportAssignment */ && ts.exportAssignmentIsAlias(node) - ? 8388608 /* Alias */ + var flags = node.kind === 243 /* ExportAssignment */ && ts.exportAssignmentIsAlias(node) + // An export default clause with an EntityNameExpression exports all meanings of that identifier + ? 2097152 /* Alias */ + // An export default clause with any other expression exports a value : 4 /* Property */; - declareSymbol(container.symbol.exports, container.symbol, node, flags, 4 /* Property */ | 8388608 /* AliasExcludes */ | 32 /* Class */ | 16 /* Function */); + declareSymbol(container.symbol.exports, container.symbol, node, flags, 4 /* Property */ | 2097152 /* AliasExcludes */ | 32 /* Class */ | 16 /* Function */); } } function bindNamespaceExportDeclaration(node) { if (node.modifiers && node.modifiers.length) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Modifiers_cannot_appear_here)); + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Modifiers_cannot_appear_here)); } - if (node.parent.kind !== 261 /* SourceFile */) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_at_top_level)); + if (node.parent.kind !== 265 /* SourceFile */) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_at_top_level)); return; } else { - var parent_4 = node.parent; - if (!ts.isExternalModule(parent_4)) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_module_files)); + var parent_1 = node.parent; + if (!ts.isExternalModule(parent_1)) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_module_files)); return; } - if (!parent_4.isDeclarationFile) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_declaration_files)); + if (!parent_1.isDeclarationFile) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_declaration_files)); return; } } - file.symbol.globalExports = file.symbol.globalExports || ts.createMap(); - declareSymbol(file.symbol.globalExports, file.symbol, node, 8388608 /* Alias */, 8388608 /* AliasExcludes */); + file.symbol.globalExports = file.symbol.globalExports || ts.createSymbolTable(); + declareSymbol(file.symbol.globalExports, file.symbol, node, 2097152 /* Alias */, 2097152 /* AliasExcludes */); } function bindExportDeclaration(node) { if (!container.symbol || !container.symbol.exports) { // Export * in some sort of block construct - bindAnonymousDeclaration(node, 1073741824 /* ExportStar */, getDeclarationName(node)); + bindAnonymousDeclaration(node, 8388608 /* ExportStar */, getDeclarationName(node)); } else if (!node.exportClause) { // All export * declarations are collected in an __export symbol - declareSymbol(container.symbol.exports, container.symbol, node, 1073741824 /* ExportStar */, 0 /* None */); + declareSymbol(container.symbol.exports, container.symbol, node, 8388608 /* ExportStar */, 0 /* None */); } } function bindImportClause(node) { if (node.name) { - declareSymbolAndAddToSymbolTable(node, 8388608 /* Alias */, 8388608 /* AliasExcludes */); + declareSymbolAndAddToSymbolTable(node, 2097152 /* Alias */, 2097152 /* AliasExcludes */); } } function setCommonJsModuleIndicator(node) { @@ -22331,32 +21243,59 @@ var ts; // When we create a property via 'exports.foo = bar', the 'exports.foo' property access // expression is the declaration setCommonJsModuleIndicator(node); - declareSymbol(file.symbol.exports, file.symbol, node.left, 4 /* Property */ | 7340032 /* Export */, 0 /* None */); + declareSymbol(file.symbol.exports, file.symbol, node.left, 4 /* Property */ | 1048576 /* ExportValue */, 0 /* None */); + } + function isExportsOrModuleExportsOrAlias(node) { + return ts.isExportsIdentifier(node) || + ts.isModuleExportsPropertyAccessExpression(node) || + ts.isIdentifier(node) && isNameOfExportsOrModuleExportsAliasDeclaration(node); + } + function isNameOfExportsOrModuleExportsAliasDeclaration(node) { + var symbol = lookupSymbolForName(node.escapedText); + return symbol && symbol.valueDeclaration && ts.isVariableDeclaration(symbol.valueDeclaration) && + symbol.valueDeclaration.initializer && isExportsOrModuleExportsOrAliasOrAssignment(symbol.valueDeclaration.initializer); + } + function isExportsOrModuleExportsOrAliasOrAssignment(node) { + return isExportsOrModuleExportsOrAlias(node) || + (ts.isAssignmentExpression(node, /*excludeCompoundAssignements*/ true) && (isExportsOrModuleExportsOrAliasOrAssignment(node.left) || isExportsOrModuleExportsOrAliasOrAssignment(node.right))); } function bindModuleExportsAssignment(node) { + // A common practice in node modules is to set 'export = module.exports = {}', this ensures that 'exports' + // is still pointing to 'module.exports'. + // We do not want to consider this as 'export=' since a module can have only one of these. + // Similarly we do not want to treat 'module.exports = exports' as an 'export='. + var assignedExpression = ts.getRightMostAssignedExpression(node.right); + if (ts.isEmptyObjectLiteral(assignedExpression) || isExportsOrModuleExportsOrAlias(assignedExpression)) { + // Mark it as a module in case there are no other exports in the file + setCommonJsModuleIndicator(node); + return; + } // 'module.exports = expr' assignment setCommonJsModuleIndicator(node); - declareSymbol(file.symbol.exports, file.symbol, node, 4 /* Property */ | 7340032 /* Export */ | 512 /* ValueModule */, 0 /* None */); + declareSymbol(file.symbol.exports, file.symbol, node, 4 /* Property */ | 1048576 /* ExportValue */ | 512 /* ValueModule */, 0 /* None */); } function bindThisPropertyAssignment(node) { ts.Debug.assert(ts.isInJavaScriptFile(node)); - // Declare a 'member' if the container is an ES5 class or ES6 constructor - if (container.kind === 225 /* FunctionDeclaration */ || container.kind === 184 /* FunctionExpression */) { - container.symbol.members = container.symbol.members || ts.createMap(); - // It's acceptable for multiple 'this' assignments of the same identifier to occur - declareSymbol(container.symbol.members, container.symbol, node, 4 /* Property */, 0 /* PropertyExcludes */ & ~4 /* Property */); - } - else if (container.kind === 150 /* Constructor */) { - // this.foo assignment in a JavaScript class - // Bind this property to the containing class - var saveContainer = container; - container = container.parent; - var symbol = bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 0 /* None */); - if (symbol) { - // constructor-declared symbols can be overwritten by subsequent method declarations - symbol.isReplaceableByMethod = true; - } - container = saveContainer; + var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); + switch (container.kind) { + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + // Declare a 'member' if the container is an ES5 class or ES6 constructor + container.symbol.members = container.symbol.members || ts.createSymbolTable(); + // It's acceptable for multiple 'this' assignments of the same identifier to occur + declareSymbol(container.symbol.members, container.symbol, node, 4 /* Property */, 0 /* PropertyExcludes */ & ~4 /* Property */); + break; + case 152 /* Constructor */: + case 149 /* PropertyDeclaration */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + // this.foo assignment in a JavaScript class + // Bind this property to the containing class + var containingClass = container.parent; + var symbolTable = ts.hasModifier(container, 32 /* Static */) ? containingClass.symbol.exports : containingClass.symbol.members; + declareSymbol(symbolTable, containingClass.symbol, node, 4 /* Property */, 0 /* None */, /*isReplaceableByMethod*/ true); + break; } } function bindPrototypePropertyAssignment(node) { @@ -22370,16 +21309,46 @@ var ts; leftSideOfAssignment.parent = node; constructorFunction.parent = classPrototype; classPrototype.parent = leftSideOfAssignment; - var funcSymbol = container.locals[constructorFunction.text]; - if (!funcSymbol || !(funcSymbol.flags & 16 /* Function */ || ts.isDeclarationOfFunctionExpression(funcSymbol))) { + bindPropertyAssignment(constructorFunction.escapedText, leftSideOfAssignment, /*isPrototypeProperty*/ true); + } + function bindStaticPropertyAssignment(node) { + // We saw a node of the form 'x.y = z'. Declare a 'member' y on x if x was a function. + // Look up the function in the local scope, since prototype assignments should + // follow the function declaration + var leftSideOfAssignment = node.left; + var target = leftSideOfAssignment.expression; + if (ts.isIdentifier(target)) { + // Fix up parent pointers since we're going to use these nodes before we bind into them + leftSideOfAssignment.parent = node; + target.parent = leftSideOfAssignment; + if (isNameOfExportsOrModuleExportsAliasDeclaration(target)) { + // This can be an alias for the 'exports' or 'module.exports' names, e.g. + // var util = module.exports; + // util.property = function ... + bindExportsPropertyAssignment(node); + } + else { + bindPropertyAssignment(target.escapedText, leftSideOfAssignment, /*isPrototypeProperty*/ false); + } + } + } + function lookupSymbolForName(name) { + return (container.symbol && container.symbol.exports && container.symbol.exports.get(name)) || (container.locals && container.locals.get(name)); + } + function bindPropertyAssignment(functionName, propertyAccessExpression, isPrototypeProperty) { + var targetSymbol = lookupSymbolForName(functionName); + if (targetSymbol && ts.isDeclarationOfFunctionOrClassExpression(targetSymbol)) { + targetSymbol = targetSymbol.valueDeclaration.initializer.symbol; + } + if (!targetSymbol || !(targetSymbol.flags & (16 /* Function */ | 32 /* Class */))) { return; } // Set up the members collection if it doesn't exist already - if (!funcSymbol.members) { - funcSymbol.members = ts.createMap(); - } + var symbolTable = isPrototypeProperty ? + (targetSymbol.members || (targetSymbol.members = ts.createSymbolTable())) : + (targetSymbol.exports || (targetSymbol.exports = ts.createSymbolTable())); // Declare the method/property - declareSymbol(funcSymbol.members, funcSymbol, leftSideOfAssignment, 4 /* Property */, 0 /* PropertyExcludes */); + declareSymbol(symbolTable, targetSymbol, propertyAccessExpression, 4 /* Property */, 0 /* PropertyExcludes */); } function bindCallExpression(node) { // We're only inspecting call expressions to detect CommonJS modules, so we can skip @@ -22389,15 +21358,15 @@ var ts; } } function bindClassLikeDeclaration(node) { - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { bindBlockScopedDeclaration(node, 32 /* Class */, 899519 /* ClassExcludes */); } else { - var bindingName = node.name ? node.name.text : "__class"; + var bindingName = node.name ? node.name.escapedText : "__class" /* Class */; bindAnonymousDeclaration(node, 32 /* Class */, bindingName); // Add name of class expression into the map for semantic classifier if (node.name) { - classifiableNames[node.name.text] = node.name.text; + classifiableNames.set(node.name.escapedText, true); } } var symbol = node.symbol; @@ -22410,14 +21379,15 @@ var ts; // Note: we check for this here because this class may be merging into a module. The // module might have an exported variable called 'prototype'. We can't allow that as // that would clash with the built-in 'prototype' for the class. - var prototypeSymbol = createSymbol(4 /* Property */ | 134217728 /* Prototype */, "prototype"); - if (symbol.exports[prototypeSymbol.name]) { + var prototypeSymbol = createSymbol(4 /* Property */ | 4194304 /* Prototype */, "prototype"); + var symbolExport = symbol.exports.get(prototypeSymbol.escapedName); + if (symbolExport) { if (node.name) { node.name.parent = node; } - file.bindDiagnostics.push(ts.createDiagnosticForNode(symbol.exports[prototypeSymbol.name].declarations[0], ts.Diagnostics.Duplicate_identifier_0, prototypeSymbol.name)); + file.bindDiagnostics.push(createDiagnosticForNode(symbolExport.declarations[0], ts.Diagnostics.Duplicate_identifier_0, ts.symbolName(prototypeSymbol))); } - symbol.exports[prototypeSymbol.name] = prototypeSymbol; + symbol.exports.set(prototypeSymbol.escapedName, prototypeSymbol); prototypeSymbol.parent = symbol; } function bindEnumDeclaration(node) { @@ -22451,13 +21421,13 @@ var ts; } } function bindParameter(node) { - if (inStrictMode) { + if (inStrictMode && !ts.isInAmbientContext(node)) { // It is a SyntaxError if the identifier eval or arguments appears within a FormalParameterList of a // strict mode FunctionLikeDeclaration or FunctionExpression(13.1) checkStrictModeEvalOrArguments(node, node.name); } if (ts.isBindingPattern(node.name)) { - bindAnonymousDeclaration(node, 1 /* FunctionScopedVariable */, getDestructuringParameterName(node)); + bindAnonymousDeclaration(node, 1 /* FunctionScopedVariable */, "__" + ts.indexOf(node.parent.parameters, node)); } else { declareSymbolAndAddToSymbolTable(node, 1 /* FunctionScopedVariable */, 107455 /* ParameterExcludes */); @@ -22466,12 +21436,12 @@ var ts; // containing class. if (ts.isParameterPropertyDeclaration(node)) { var classDeclaration = node.parent.parent; - declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 /* Property */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); + declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 /* Property */ | (node.questionToken ? 16777216 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); } } function bindFunctionDeclaration(node) { - if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { + if (!file.isDeclarationFile && !ts.isInAmbientContext(node)) { + if (ts.isAsyncFunction(node)) { emitFlags |= 1024 /* HasAsyncFunctions */; } } @@ -22485,8 +21455,8 @@ var ts; } } function bindFunctionExpression(node) { - if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { + if (!file.isDeclarationFile && !ts.isInAmbientContext(node)) { + if (ts.isAsyncFunction(node)) { emitFlags |= 1024 /* HasAsyncFunctions */; } } @@ -22494,25 +21464,20 @@ var ts; node.flowNode = currentFlow; } checkStrictModeFunctionName(node); - var bindingName = node.name ? node.name.text : "__function"; + var bindingName = node.name ? node.name.escapedText : "__function" /* Function */; return bindAnonymousDeclaration(node, 16 /* Function */, bindingName); } function bindPropertyOrMethodOrAccessor(node, symbolFlags, symbolExcludes) { - if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { - emitFlags |= 1024 /* HasAsyncFunctions */; - } + if (!file.isDeclarationFile && !ts.isInAmbientContext(node) && ts.isAsyncFunction(node)) { + emitFlags |= 1024 /* HasAsyncFunctions */; } if (currentFlow && ts.isObjectLiteralOrClassExpressionMethod(node)) { node.flowNode = currentFlow; } return ts.hasDynamicName(node) - ? bindAnonymousDeclaration(node, symbolFlags, "__computed") + ? bindAnonymousDeclaration(node, symbolFlags, "__computed" /* Computed */) : declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes); } - function bindJSDocProperty(node) { - return declareSymbolAndAddToSymbolTable(node, 4 /* Property */, 0 /* PropertyExcludes */); - } // reachability checks function shouldReportErrorOnModuleDeclaration(node) { var instanceState = getModuleInstanceState(node); @@ -22525,13 +21490,13 @@ var ts; if (currentFlow === unreachableFlow) { var reportError = // report error on all statements except empty ones - (ts.isStatementButNotDeclaration(node) && node.kind !== 206 /* EmptyStatement */) || + (ts.isStatementButNotDeclaration(node) && node.kind !== 209 /* EmptyStatement */) || // report error on class declarations - node.kind === 226 /* ClassDeclaration */ || + node.kind === 229 /* ClassDeclaration */ || // report error on instantiated modules or const-enums only modules if preserveConstEnums is set - (node.kind === 230 /* ModuleDeclaration */ && shouldReportErrorOnModuleDeclaration(node)) || + (node.kind === 233 /* ModuleDeclaration */ && shouldReportErrorOnModuleDeclaration(node)) || // report error on regular enums and const enums if preserveConstEnums is set - (node.kind === 229 /* EnumDeclaration */ && (!ts.isConstEnumDeclaration(node) || options.preserveConstEnums)); + (node.kind === 232 /* EnumDeclaration */ && (!ts.isConstEnumDeclaration(node) || options.preserveConstEnums)); if (reportError) { currentFlow = reportedUnreachableFlow; // unreachable code is reported if @@ -22545,7 +21510,7 @@ var ts; // On the other side we do want to report errors on non-initialized 'lets' because of TDZ var reportUnreachableCode = !options.allowUnreachableCode && !ts.isInAmbientContext(node) && - (node.kind !== 205 /* VariableStatement */ || + (node.kind !== 208 /* VariableStatement */ || ts.getCombinedNodeFlags(node.declarationList) & 3 /* BlockScoped */ || ts.forEach(node.declarationList.declarations, function (d) { return d.initializer; })); if (reportUnreachableCode) { @@ -22565,56 +21530,56 @@ var ts; function computeTransformFlagsForNode(node, subtreeFlags) { var kind = node.kind; switch (kind) { - case 179 /* CallExpression */: + case 181 /* CallExpression */: return computeCallExpression(node, subtreeFlags); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return computeNewExpression(node, subtreeFlags); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return computeModuleDeclaration(node, subtreeFlags); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return computeParenthesizedExpression(node, subtreeFlags); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return computeBinaryExpression(node, subtreeFlags); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: return computeExpressionStatement(node, subtreeFlags); - case 144 /* Parameter */: + case 146 /* Parameter */: return computeParameter(node, subtreeFlags); - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return computeArrowFunction(node, subtreeFlags); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: return computeFunctionExpression(node, subtreeFlags); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return computeFunctionDeclaration(node, subtreeFlags); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return computeVariableDeclaration(node, subtreeFlags); - case 224 /* VariableDeclarationList */: + case 227 /* VariableDeclarationList */: return computeVariableDeclarationList(node, subtreeFlags); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return computeVariableStatement(node, subtreeFlags); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return computeLabeledStatement(node, subtreeFlags); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return computeClassDeclaration(node, subtreeFlags); - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: return computeClassExpression(node, subtreeFlags); - case 255 /* HeritageClause */: + case 259 /* HeritageClause */: return computeHeritageClause(node, subtreeFlags); - case 256 /* CatchClause */: + case 260 /* CatchClause */: return computeCatchClause(node, subtreeFlags); - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return computeExpressionWithTypeArguments(node, subtreeFlags); - case 150 /* Constructor */: + case 152 /* Constructor */: return computeConstructor(node, subtreeFlags); - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return computePropertyDeclaration(node, subtreeFlags); - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: return computeMethod(node, subtreeFlags); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return computeAccessor(node, subtreeFlags); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return computeImportEquals(node, subtreeFlags); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: return computePropertyAccess(node, subtreeFlags); default: return computeOther(node, kind, subtreeFlags); @@ -22634,18 +21599,26 @@ var ts; // node. transformFlags |= 192 /* AssertES2015 */; } + if (expression.kind === 91 /* ImportKeyword */) { + transformFlags |= 67108864 /* ContainsDynamicImport */; + // A dynamic 'import()' call that contains a lexical 'this' will + // require a captured 'this' when emitting down-level. + if (subtreeFlags & 16384 /* ContainsLexicalThis */) { + transformFlags |= 32768 /* ContainsCapturedLexicalThis */; + } + } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; return transformFlags & ~537396545 /* ArrayLiteralOrCallOrNewExcludes */; } function isSuperOrSuperProperty(node, kind) { switch (kind) { - case 96 /* SuperKeyword */: + case 97 /* SuperKeyword */: return true; - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: var expression = node.expression; var expressionKind = expression.kind; - return expressionKind === 96 /* SuperKeyword */; + return expressionKind === 97 /* SuperKeyword */; } return false; } @@ -22666,17 +21639,17 @@ var ts; var transformFlags = subtreeFlags; var operatorTokenKind = node.operatorToken.kind; var leftKind = node.left.kind; - if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 176 /* ObjectLiteralExpression */) { + if (operatorTokenKind === 58 /* EqualsToken */ && leftKind === 178 /* ObjectLiteralExpression */) { // Destructuring object assignments with are ES2015 syntax // and possibly ESNext if they contain rest transformFlags |= 8 /* AssertESNext */ | 192 /* AssertES2015 */ | 3072 /* AssertDestructuringAssignment */; } - else if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 175 /* ArrayLiteralExpression */) { + else if (operatorTokenKind === 58 /* EqualsToken */ && leftKind === 177 /* ArrayLiteralExpression */) { // Destructuring assignments are ES2015 syntax. transformFlags |= 192 /* AssertES2015 */ | 3072 /* AssertDestructuringAssignment */; } - else if (operatorTokenKind === 39 /* AsteriskAsteriskToken */ - || operatorTokenKind === 61 /* AsteriskAsteriskEqualsToken */) { + else if (operatorTokenKind === 40 /* AsteriskAsteriskToken */ + || operatorTokenKind === 62 /* AsteriskAsteriskEqualsToken */) { // Exponentiation is ES2016 syntax. transformFlags |= 32 /* AssertES2016 */; } @@ -22685,7 +21658,6 @@ var ts; } function computeParameter(node, subtreeFlags) { var transformFlags = subtreeFlags; - var modifierFlags = ts.getModifierFlags(node); var name = node.name; var initializer = node.initializer; var dotDotDotToken = node.dotDotDotToken; @@ -22698,7 +21670,7 @@ var ts; transformFlags |= 3 /* AssertTypeScript */; } // If a parameter has an accessibility modifier, then it is TypeScript syntax. - if (modifierFlags & 92 /* ParameterPropertyModifier */) { + if (ts.hasModifier(node, 92 /* ParameterPropertyModifier */)) { transformFlags |= 3 /* AssertTypeScript */ | 262144 /* ContainsParameterPropertyAssignments */; } // parameters with object rest destructuring are ES Next syntax @@ -22721,8 +21693,8 @@ var ts; // If the node is synthesized, it means the emitter put the parentheses there, // not the user. If we didn't want them, the emitter would not have put them // there. - if (expressionKind === 200 /* AsExpression */ - || expressionKind === 182 /* TypeAssertionExpression */) { + if (expressionKind === 202 /* AsExpression */ + || expressionKind === 184 /* TypeAssertionExpression */) { transformFlags |= 3 /* AssertTypeScript */; } // If the expression of a ParenthesizedExpression is a destructuring assignment, @@ -22735,8 +21707,7 @@ var ts; } function computeClassDeclaration(node, subtreeFlags) { var transformFlags; - var modifierFlags = ts.getModifierFlags(node); - if (modifierFlags & 2 /* Ambient */) { + if (ts.hasModifier(node, 2 /* Ambient */)) { // An ambient declaration is TypeScript syntax. transformFlags = 3 /* AssertTypeScript */; } @@ -22780,11 +21751,11 @@ var ts; function computeHeritageClause(node, subtreeFlags) { var transformFlags = subtreeFlags; switch (node.token) { - case 84 /* ExtendsKeyword */: + case 85 /* ExtendsKeyword */: // An `extends` HeritageClause is ES6 syntax. transformFlags |= 192 /* AssertES2015 */; break; - case 107 /* ImplementsKeyword */: + case 108 /* ImplementsKeyword */: // An `implements` HeritageClause is TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */; break; @@ -22797,7 +21768,10 @@ var ts; } function computeCatchClause(node, subtreeFlags) { var transformFlags = subtreeFlags; - if (node.variableDeclaration && ts.isBindingPattern(node.variableDeclaration.name)) { + if (!node.variableDeclaration) { + transformFlags |= 8 /* AssertESNext */; + } + else if (ts.isBindingPattern(node.variableDeclaration.name)) { transformFlags |= 192 /* AssertES2015 */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -22847,10 +21821,9 @@ var ts; } // An async method declaration is ES2017 syntax. if (ts.hasModifier(node, 256 /* Async */)) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } - // Currently, we only support generators that were originally async function bodies. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -22904,7 +21877,7 @@ var ts; } // An async function declaration is ES2017 syntax. if (modifierFlags & 256 /* Async */) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } // function declarations with object rest destructuring are ES Next syntax if (subtreeFlags & 1048576 /* ContainsObjectRest */) { @@ -22921,7 +21894,7 @@ var ts; // down-level generator. // Currently we do not support transforming any other generator fucntions // down level. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } } @@ -22939,7 +21912,7 @@ var ts; } // An async function expression is ES2017 syntax. if (ts.hasModifier(node, 256 /* Async */)) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } // function expressions with object rest destructuring are ES Next syntax if (subtreeFlags & 1048576 /* ContainsObjectRest */) { @@ -22954,9 +21927,7 @@ var ts; // If a FunctionExpression is generator function and is the body of a // transformed async function, then this node can be transformed to a // down-level generator. - // Currently we do not support transforming any other generator fucntions - // down level. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -22993,7 +21964,7 @@ var ts; var expressionKind = expression.kind; // If a PropertyAccessExpression starts with a super keyword, then it is // ES6 syntax, and requires a lexical `this` binding. - if (expressionKind === 96 /* SuperKeyword */) { + if (expressionKind === 97 /* SuperKeyword */) { transformFlags |= 16384 /* ContainsLexicalThis */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -23015,10 +21986,9 @@ var ts; } function computeVariableStatement(node, subtreeFlags) { var transformFlags; - var modifierFlags = ts.getModifierFlags(node); var declarationListTransformFlags = node.declarationList.transformFlags; // An ambient declaration is TypeScript syntax. - if (modifierFlags & 2 /* Ambient */) { + if (ts.hasModifier(node, 2 /* Ambient */)) { transformFlags = 3 /* AssertTypeScript */; } else { @@ -23086,92 +22056,110 @@ var ts; var transformFlags = subtreeFlags; var excludeFlags = 536872257 /* NodeExcludes */; switch (kind) { - case 119 /* AsyncKeyword */: - case 189 /* AwaitExpression */: - // async/await is ES2017 syntax - transformFlags |= 16 /* AssertES2017 */; + case 120 /* AsyncKeyword */: + case 191 /* AwaitExpression */: + // async/await is ES2017 syntax, but may be ESNext syntax (for async generators) + transformFlags |= 8 /* AssertESNext */ | 16 /* AssertES2017 */; break; - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 116 /* AbstractKeyword */: - case 123 /* DeclareKeyword */: - case 75 /* ConstKeyword */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: - case 201 /* NonNullExpression */: - case 130 /* ReadonlyKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 117 /* AbstractKeyword */: + case 124 /* DeclareKeyword */: + case 76 /* ConstKeyword */: + case 232 /* EnumDeclaration */: + case 264 /* EnumMember */: + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: + case 203 /* NonNullExpression */: + case 131 /* ReadonlyKeyword */: // These nodes are TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */; break; - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 251 /* JsxOpeningElement */: case 10 /* JsxText */: - case 249 /* JsxClosingElement */: - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: - case 252 /* JsxExpression */: + case 252 /* JsxClosingElement */: + case 253 /* JsxAttribute */: + case 254 /* JsxAttributes */: + case 255 /* JsxSpreadAttribute */: + case 256 /* JsxExpression */: // These nodes are Jsx syntax. transformFlags |= 4 /* AssertJsx */; break; - case 213 /* ForOfStatement */: - // for-of might be ESNext if it has a rest destructuring - transformFlags |= 8 /* AssertESNext */; - // FALLTHROUGH - case 12 /* NoSubstitutionTemplateLiteral */: - case 13 /* TemplateHead */: - case 14 /* TemplateMiddle */: - case 15 /* TemplateTail */: - case 194 /* TemplateExpression */: - case 181 /* TaggedTemplateExpression */: - case 258 /* ShorthandPropertyAssignment */: - case 114 /* StaticKeyword */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: + case 196 /* TemplateExpression */: + case 183 /* TaggedTemplateExpression */: + case 262 /* ShorthandPropertyAssignment */: + case 115 /* StaticKeyword */: + case 204 /* MetaProperty */: // These nodes are ES6 syntax. transformFlags |= 192 /* AssertES2015 */; break; - case 195 /* YieldExpression */: - // This node is ES6 syntax. - transformFlags |= 192 /* AssertES2015 */ | 16777216 /* ContainsYield */; + case 9 /* StringLiteral */: + if (node.hasExtendedUnicodeEscape) { + transformFlags |= 192 /* AssertES2015 */; + } break; - case 118 /* AnyKeyword */: - case 132 /* NumberKeyword */: - case 129 /* NeverKeyword */: - case 134 /* StringKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 143 /* TypeParameter */: - case 146 /* PropertySignature */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 156 /* TypePredicate */: - case 157 /* TypeReference */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 160 /* TypeQuery */: - case 161 /* TypeLiteral */: - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 167 /* ThisType */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 171 /* LiteralType */: + case 8 /* NumericLiteral */: + if (node.numericLiteralFlags & 48 /* BinaryOrOctalSpecifier */) { + transformFlags |= 192 /* AssertES2015 */; + } + break; + case 216 /* ForOfStatement */: + // This node is either ES2015 syntax or ES2017 syntax (if it is a for-await-of). + if (node.awaitModifier) { + transformFlags |= 8 /* AssertESNext */; + } + transformFlags |= 192 /* AssertES2015 */; + break; + case 197 /* YieldExpression */: + // This node is either ES2015 syntax (in a generator) or ES2017 syntax (in an async + // generator). + transformFlags |= 8 /* AssertESNext */ | 192 /* AssertES2015 */ | 16777216 /* ContainsYield */; + break; + case 119 /* AnyKeyword */: + case 133 /* NumberKeyword */: + case 130 /* NeverKeyword */: + case 134 /* ObjectKeyword */: + case 136 /* StringKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 145 /* TypeParameter */: + case 148 /* PropertySignature */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 158 /* TypePredicate */: + case 159 /* TypeReference */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 162 /* TypeQuery */: + case 163 /* TypeLiteral */: + case 164 /* ArrayType */: + case 165 /* TupleType */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 168 /* ParenthesizedType */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 169 /* ThisType */: + case 170 /* TypeOperator */: + case 171 /* IndexedAccessType */: + case 172 /* MappedType */: + case 173 /* LiteralType */: + case 236 /* NamespaceExportDeclaration */: // Types and signatures are TypeScript syntax, and exclude all other facts. transformFlags = 3 /* AssertTypeScript */; excludeFlags = -3 /* TypeExcludes */; break; - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: // Even though computed property names are ES6, we don't treat them as such. // This is so that they can flow through PropertyName transforms unaffected. // Instead, we mark the container as ES6, so that it can properly handle the transform. @@ -23188,42 +22176,42 @@ var ts; transformFlags |= 65536 /* ContainsLexicalThisInComputedPropertyName */; } break; - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: transformFlags |= 192 /* AssertES2015 */ | 524288 /* ContainsSpread */; break; - case 259 /* SpreadAssignment */: + case 263 /* SpreadAssignment */: transformFlags |= 8 /* AssertESNext */ | 1048576 /* ContainsObjectSpread */; break; - case 96 /* SuperKeyword */: + case 97 /* SuperKeyword */: // This node is ES6 syntax. transformFlags |= 192 /* AssertES2015 */; break; - case 98 /* ThisKeyword */: + case 99 /* ThisKeyword */: // Mark this node and its ancestors as containing a lexical `this` keyword. transformFlags |= 16384 /* ContainsLexicalThis */; break; - case 172 /* ObjectBindingPattern */: + case 174 /* ObjectBindingPattern */: transformFlags |= 192 /* AssertES2015 */ | 8388608 /* ContainsBindingPattern */; if (subtreeFlags & 524288 /* ContainsRest */) { transformFlags |= 8 /* AssertESNext */ | 1048576 /* ContainsObjectRest */; } excludeFlags = 537396545 /* BindingPatternExcludes */; break; - case 173 /* ArrayBindingPattern */: + case 175 /* ArrayBindingPattern */: transformFlags |= 192 /* AssertES2015 */ | 8388608 /* ContainsBindingPattern */; excludeFlags = 537396545 /* BindingPatternExcludes */; break; - case 174 /* BindingElement */: + case 176 /* BindingElement */: transformFlags |= 192 /* AssertES2015 */; if (node.dotDotDotToken) { transformFlags |= 524288 /* ContainsRest */; } break; - case 145 /* Decorator */: + case 147 /* Decorator */: // This node is TypeScript syntax, and marks its container as also being TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */ | 4096 /* ContainsDecorators */; break; - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: excludeFlags = 540087617 /* ObjectLiteralExcludes */; if (subtreeFlags & 2097152 /* ContainsComputedPropertyName */) { // If an ObjectLiteralExpression contains a ComputedPropertyName, then it @@ -23241,8 +22229,8 @@ var ts; transformFlags |= 8 /* AssertESNext */; } break; - case 175 /* ArrayLiteralExpression */: - case 180 /* NewExpression */: + case 177 /* ArrayLiteralExpression */: + case 182 /* NewExpression */: excludeFlags = 537396545 /* ArrayLiteralOrCallOrNewExcludes */; if (subtreeFlags & 524288 /* ContainsSpread */) { // If the this node contains a SpreadExpression, then it is an ES6 @@ -23250,23 +22238,23 @@ var ts; transformFlags |= 192 /* AssertES2015 */; } break; - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: // A loop containing a block scoped binding *may* need to be transformed from ES6. if (subtreeFlags & 4194304 /* ContainsBlockScopedBinding */) { transformFlags |= 192 /* AssertES2015 */; } break; - case 261 /* SourceFile */: + case 265 /* SourceFile */: if (subtreeFlags & 32768 /* ContainsCapturedLexicalThis */) { transformFlags |= 192 /* AssertES2015 */; } break; - case 216 /* ReturnStatement */: - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: + case 219 /* ReturnStatement */: + case 217 /* ContinueStatement */: + case 218 /* BreakStatement */: transformFlags |= 33554432 /* ContainsHoistedDeclarationOrCompletion */; break; } @@ -23282,62 +22270,240 @@ var ts; */ /* @internal */ function getTransformFlagsSubtreeExclusions(kind) { - if (kind >= 156 /* FirstTypeNode */ && kind <= 171 /* LastTypeNode */) { + if (kind >= 158 /* FirstTypeNode */ && kind <= 173 /* LastTypeNode */) { return -3 /* TypeExcludes */; } switch (kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 175 /* ArrayLiteralExpression */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 177 /* ArrayLiteralExpression */: return 537396545 /* ArrayLiteralOrCallOrNewExcludes */; - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return 574674241 /* ModuleExcludes */; - case 144 /* Parameter */: + case 146 /* Parameter */: return 536872257 /* ParameterExcludes */; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return 601249089 /* ArrowFunctionExcludes */; - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: return 601281857 /* FunctionExcludes */; - case 224 /* VariableDeclarationList */: + case 227 /* VariableDeclarationList */: return 546309441 /* VariableDeclarationListExcludes */; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: return 539358529 /* ClassExcludes */; - case 150 /* Constructor */: + case 152 /* Constructor */: return 601015617 /* ConstructorExcludes */; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return 601015617 /* MethodOrAccessorExcludes */; - case 118 /* AnyKeyword */: - case 132 /* NumberKeyword */: - case 129 /* NeverKeyword */: - case 134 /* StringKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 143 /* TypeParameter */: - case 146 /* PropertySignature */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 119 /* AnyKeyword */: + case 133 /* NumberKeyword */: + case 130 /* NeverKeyword */: + case 136 /* StringKeyword */: + case 134 /* ObjectKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 145 /* TypeParameter */: + case 148 /* PropertySignature */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: return -3 /* TypeExcludes */; - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: return 540087617 /* ObjectLiteralExcludes */; - case 256 /* CatchClause */: + case 260 /* CatchClause */: return 537920833 /* CatchClauseExcludes */; - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: return 537396545 /* BindingPatternExcludes */; default: return 536872257 /* NodeExcludes */; } } ts.getTransformFlagsSubtreeExclusions = getTransformFlagsSubtreeExclusions; + /** + * "Binds" JSDoc nodes in TypeScript code. + * Since we will never create symbols for JSDoc, we just set parent pointers instead. + */ + function setParentPointers(parent, child) { + child.parent = parent; + ts.forEachChild(child, function (childsChild) { return setParentPointers(child, childsChild); }); + } +})(ts || (ts = {})); +/** @internal */ +var ts; +(function (ts) { + function createGetSymbolWalker(getRestTypeOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintFromTypeParameter, getFirstIdentifier) { + return getSymbolWalker; + function getSymbolWalker(accept) { + if (accept === void 0) { accept = function () { return true; }; } + var visitedTypes = []; // Sparse array from id to type + var visitedSymbols = []; // Sparse array from id to symbol + return { + walkType: function (type) { + try { + visitType(type); + return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) }; + } + finally { + ts.clear(visitedTypes); + ts.clear(visitedSymbols); + } + }, + walkSymbol: function (symbol) { + try { + visitSymbol(symbol); + return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) }; + } + finally { + ts.clear(visitedTypes); + ts.clear(visitedSymbols); + } + }, + }; + function visitType(type) { + if (!type) { + return; + } + if (visitedTypes[type.id]) { + return; + } + visitedTypes[type.id] = type; + // Reuse visitSymbol to visit the type's symbol, + // but be sure to bail on recuring into the type if accept declines the symbol. + var shouldBail = visitSymbol(type.symbol); + if (shouldBail) + return; + // Visit the type's related types, if any + if (type.flags & 32768 /* Object */) { + var objectType = type; + var objectFlags = objectType.objectFlags; + if (objectFlags & 4 /* Reference */) { + visitTypeReference(type); + } + if (objectFlags & 32 /* Mapped */) { + visitMappedType(type); + } + if (objectFlags & (1 /* Class */ | 2 /* Interface */)) { + visitInterfaceType(type); + } + if (objectFlags & (8 /* Tuple */ | 16 /* Anonymous */)) { + visitObjectType(objectType); + } + } + if (type.flags & 16384 /* TypeParameter */) { + visitTypeParameter(type); + } + if (type.flags & 196608 /* UnionOrIntersection */) { + visitUnionOrIntersectionType(type); + } + if (type.flags & 262144 /* Index */) { + visitIndexType(type); + } + if (type.flags & 524288 /* IndexedAccess */) { + visitIndexedAccessType(type); + } + } + function visitTypeReference(type) { + visitType(type.target); + ts.forEach(type.typeArguments, visitType); + } + function visitTypeParameter(type) { + visitType(getConstraintFromTypeParameter(type)); + } + function visitUnionOrIntersectionType(type) { + ts.forEach(type.types, visitType); + } + function visitIndexType(type) { + visitType(type.type); + } + function visitIndexedAccessType(type) { + visitType(type.objectType); + visitType(type.indexType); + visitType(type.constraint); + } + function visitMappedType(type) { + visitType(type.typeParameter); + visitType(type.constraintType); + visitType(type.templateType); + visitType(type.modifiersType); + } + function visitSignature(signature) { + if (signature.typePredicate) { + visitType(signature.typePredicate.type); + } + ts.forEach(signature.typeParameters, visitType); + for (var _i = 0, _a = signature.parameters; _i < _a.length; _i++) { + var parameter = _a[_i]; + visitSymbol(parameter); + } + visitType(getRestTypeOfSignature(signature)); + visitType(getReturnTypeOfSignature(signature)); + } + function visitInterfaceType(interfaceT) { + visitObjectType(interfaceT); + ts.forEach(interfaceT.typeParameters, visitType); + ts.forEach(getBaseTypes(interfaceT), visitType); + visitType(interfaceT.thisType); + } + function visitObjectType(type) { + var stringIndexType = getIndexTypeOfStructuredType(type, 0 /* String */); + visitType(stringIndexType); + var numberIndexType = getIndexTypeOfStructuredType(type, 1 /* Number */); + visitType(numberIndexType); + // The two checks above *should* have already resolved the type (if needed), so this should be cached + var resolved = resolveStructuredTypeMembers(type); + for (var _i = 0, _a = resolved.callSignatures; _i < _a.length; _i++) { + var signature = _a[_i]; + visitSignature(signature); + } + for (var _b = 0, _c = resolved.constructSignatures; _b < _c.length; _b++) { + var signature = _c[_b]; + visitSignature(signature); + } + for (var _d = 0, _e = resolved.properties; _d < _e.length; _d++) { + var p = _e[_d]; + visitSymbol(p); + } + } + function visitSymbol(symbol) { + if (!symbol) { + return; + } + var symbolId = ts.getSymbolId(symbol); + if (visitedSymbols[symbolId]) { + return; + } + visitedSymbols[symbolId] = symbol; + if (!accept(symbol)) { + return true; + } + var t = getTypeOfSymbol(symbol); + visitType(t); // Should handle members on classes and such + if (symbol.flags & 1952 /* HasExports */) { + symbol.exports.forEach(visitSymbol); + } + ts.forEach(symbol.declarations, function (d) { + // Type queries are too far resolved when we just visit the symbol's type + // (their type resolved directly to the member deeply referenced) + // So to get the intervening symbols, we need to check if there's a type + // query node on any of the symbol's declarations and get symbols there + if (d.type && d.type.kind === 162 /* TypeQuery */) { + var query = d.type; + var entity = getResolvedSymbol(getFirstIdentifier(query.exprName)); + visitSymbol(entity); + } + }); + } + } + } + ts.createGetSymbolWalker = createGetSymbolWalker; })(ts || (ts = {})); /// /// @@ -23352,6 +22518,12 @@ var ts; return compilerOptions.traceResolution && host.trace !== undefined; } ts.isTraceEnabled = isTraceEnabled; + function withPackageId(packageId, r) { + return r && { path: r.path, extension: r.ext, packageId: packageId }; + } + function noPackageId(r) { + return withPackageId(/*packageId*/ undefined, r); + } /** * Kinds of file that we are currently looking for. * Typically there is one pass with Extensions.TypeScript, then a second pass with Extensions.JavaScript. @@ -23368,46 +22540,36 @@ var ts; return undefined; } ts.Debug.assert(ts.extensionIsTypeScript(resolved.extension)); - return resolved.path; - } - /** Adds `isExernalLibraryImport` to a Resolved to get a ResolvedModule. */ - function resolvedModuleFromResolved(_a, isExternalLibraryImport) { - var path = _a.path, extension = _a.extension; - return { resolvedFileName: path, extension: extension, isExternalLibraryImport: isExternalLibraryImport }; + return { fileName: resolved.path, packageId: resolved.packageId }; } function createResolvedModuleWithFailedLookupLocations(resolved, isExternalLibraryImport, failedLookupLocations) { - return { resolvedModule: resolved && resolvedModuleFromResolved(resolved, isExternalLibraryImport), failedLookupLocations: failedLookupLocations }; - } - function moduleHasNonRelativeName(moduleName) { - return !(ts.isRootedDiskPath(moduleName) || ts.isExternalModuleNameRelative(moduleName)); + return { + resolvedModule: resolved && { resolvedFileName: resolved.path, extension: resolved.extension, isExternalLibraryImport: isExternalLibraryImport, packageId: resolved.packageId }, + failedLookupLocations: failedLookupLocations + }; } - ts.moduleHasNonRelativeName = moduleHasNonRelativeName; /** Reads from "main" or "types"/"typings" depending on `extensions`. */ - function tryReadPackageJsonMainOrTypes(extensions, packageJsonPath, baseDirectory, state) { - var jsonContent = readJson(packageJsonPath, state.host); - switch (extensions) { - case 2 /* DtsOnly */: - case 0 /* TypeScript */: - return tryReadFromField("typings") || tryReadFromField("types"); - case 1 /* JavaScript */: - return tryReadFromField("main"); - } + function tryReadPackageJsonFields(readTypes, jsonContent, baseDirectory, state) { + return readTypes ? tryReadFromField("typings") || tryReadFromField("types") : tryReadFromField("main"); function tryReadFromField(fieldName) { - if (ts.hasProperty(jsonContent, fieldName)) { - var typesFile = jsonContent[fieldName]; - if (typeof typesFile === "string") { - var typesFilePath = ts.normalizePath(ts.combinePaths(baseDirectory, typesFile)); - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, typesFile, typesFilePath); - } - return typesFilePath; + if (!ts.hasProperty(jsonContent, fieldName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.package_json_does_not_have_a_0_field, fieldName); } - else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof typesFile); - } + return; + } + var fileName = jsonContent[fieldName]; + if (!ts.isString(fileName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof fileName); } + return; + } + var path = ts.normalizePath(ts.combinePaths(baseDirectory, fileName)); + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, fileName, path); } + return path; } } function readJson(path, host) { @@ -23443,9 +22605,10 @@ var ts; function getDefaultTypeRoots(currentDirectory, host) { if (!host.directoryExists) { return [ts.combinePaths(currentDirectory, nodeModulesAtTypes)]; + // And if it doesn't exist, tough. } var typeRoots; - forEachAncestorDirectory(currentDirectory, function (directory) { + ts.forEachAncestorDirectory(ts.normalizePath(currentDirectory), function (directory) { var atTypes = ts.combinePaths(directory, nodeModulesAtTypes); if (host.directoryExists(atTypes)) { (typeRoots || (typeRoots = [])).push(atTypes); @@ -23462,11 +22625,7 @@ var ts; */ function resolveTypeReferenceDirective(typeReferenceDirectiveName, containingFile, options, host) { var traceEnabled = isTraceEnabled(options, host); - var moduleResolutionState = { - compilerOptions: options, - host: host, - traceEnabled: traceEnabled - }; + var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled }; var typeRoots = getEffectiveTypeRoots(options, host); if (traceEnabled) { if (containingFile === undefined) { @@ -23495,11 +22654,13 @@ var ts; } var resolvedTypeReferenceDirective; if (resolved) { - resolved = realpath(resolved, host, traceEnabled); + if (!options.preserveSymlinks) { + resolved = __assign({}, resolved, { fileName: realPath(resolved.fileName, host, traceEnabled) }); + } if (traceEnabled) { - trace(host, ts.Diagnostics.Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2, typeReferenceDirectiveName, resolved, primary); + trace(host, ts.Diagnostics.Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2, typeReferenceDirectiveName, resolved.fileName, primary); } - resolvedTypeReferenceDirective = { primary: primary, resolvedFileName: resolved }; + resolvedTypeReferenceDirective = { primary: primary, resolvedFileName: resolved.fileName, packageId: resolved.packageId }; } return { resolvedTypeReferenceDirective: resolvedTypeReferenceDirective, failedLookupLocations: failedLookupLocations }; function primaryLookup() { @@ -23511,7 +22672,11 @@ var ts; return ts.forEach(typeRoots, function (typeRoot) { var candidate = ts.combinePaths(typeRoot, typeReferenceDirectiveName); var candidateDirectory = ts.getDirectoryPath(candidate); - return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(2 /* DtsOnly */, candidate, failedLookupLocations, !directoryProbablyExists(candidateDirectory, host), moduleResolutionState)); + var directoryExists = directoryProbablyExists(candidateDirectory, host); + if (!directoryExists && traceEnabled) { + trace(host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidateDirectory); + } + return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(Extensions.DtsOnly, candidate, failedLookupLocations, !directoryExists, moduleResolutionState)); }); } else { @@ -23528,7 +22693,7 @@ var ts; if (traceEnabled) { trace(host, ts.Diagnostics.Looking_up_in_node_modules_folder_initial_location_0, initialLocationForSecondaryLookup); } - var result = loadModuleFromNodeModules(2 /* DtsOnly */, typeReferenceDirectiveName, initialLocationForSecondaryLookup, failedLookupLocations, moduleResolutionState, /*cache*/ undefined); + var result = loadModuleFromNodeModules(Extensions.DtsOnly, typeReferenceDirectiveName, initialLocationForSecondaryLookup, failedLookupLocations, moduleResolutionState, /*cache*/ undefined); resolvedFile = resolvedTypeScriptOnly(result && result.value); if (!resolvedFile && traceEnabled) { trace(host, ts.Diagnostics.Type_reference_directive_0_was_not_resolved, typeReferenceDirectiveName); @@ -23544,13 +22709,13 @@ var ts; } ts.resolveTypeReferenceDirective = resolveTypeReferenceDirective; /** - * Given a set of options, returns the set of type directive names - * that should be included for this program automatically. - * This list could either come from the config file, - * or from enumerating the types root + initial secondary types lookup location. - * More type directives might appear in the program later as a result of loading actual source files; - * this list is only the set of defaults that are implicitly included. - */ + * Given a set of options, returns the set of type directive names + * that should be included for this program automatically. + * This list could either come from the config file, + * or from enumerating the types root + initial secondary types lookup location. + * More type directives might appear in the program later as a result of loading actual source files; + * this list is only the set of defaults that are implicitly included. + */ function getAutomaticTypeDirectiveNames(options, host) { // Use explicit type list from tsconfig.json if (options.types) { @@ -23568,6 +22733,8 @@ var ts; var typeDirectivePath = _b[_a]; var normalized = ts.normalizePath(typeDirectivePath); var packageJsonPath = pathToPackageJson(ts.combinePaths(root, normalized)); + // `types-publisher` sometimes creates packages with `"typings": null` for packages that don't provide their own types. + // See `createNotNeededPackageJSON` in the types-publisher` repo. // tslint:disable-next-line:no-null-keyword var isNotNeededPackage = host.fileExists(packageJsonPath) && readJson(packageJsonPath, host).typings === null; if (!isNotNeededPackage) { @@ -23583,7 +22750,7 @@ var ts; } ts.getAutomaticTypeDirectiveNames = getAutomaticTypeDirectiveNames; function createModuleResolutionCache(currentDirectory, getCanonicalFileName) { - var directoryToModuleNameMap = ts.createFileMap(); + var directoryToModuleNameMap = ts.createMap(); var moduleNameToDirectoryMap = ts.createMap(); return { getOrCreateCacheForDirectory: getOrCreateCacheForDirectory, getOrCreateCacheForModuleName: getOrCreateCacheForModuleName }; function getOrCreateCacheForDirectory(directoryName) { @@ -23596,17 +22763,18 @@ var ts; return perFolderCache; } function getOrCreateCacheForModuleName(nonRelativeModuleName) { - if (!moduleHasNonRelativeName(nonRelativeModuleName)) { + if (ts.isExternalModuleNameRelative(nonRelativeModuleName)) { return undefined; } - var perModuleNameCache = moduleNameToDirectoryMap[nonRelativeModuleName]; + var perModuleNameCache = moduleNameToDirectoryMap.get(nonRelativeModuleName); if (!perModuleNameCache) { - moduleNameToDirectoryMap[nonRelativeModuleName] = perModuleNameCache = createPerModuleNameCache(); + perModuleNameCache = createPerModuleNameCache(); + moduleNameToDirectoryMap.set(nonRelativeModuleName, perModuleNameCache); } return perModuleNameCache; } function createPerModuleNameCache() { - var directoryPathMap = ts.createFileMap(); + var directoryPathMap = ts.createMap(); return { get: get, set: set }; function get(directory) { return directoryPathMap.get(ts.toPath(directory, currentDirectory, getCanonicalFileName)); @@ -23625,7 +22793,7 @@ var ts; function set(directory, result) { var path = ts.toPath(directory, currentDirectory, getCanonicalFileName); // if entry is already in cache do nothing - if (directoryPathMap.contains(path)) { + if (directoryPathMap.has(path)) { return; } directoryPathMap.set(path, result); @@ -23637,13 +22805,13 @@ var ts; var commonPrefix = getCommonPrefix(path, resolvedFileName); var current = path; while (true) { - var parent_5 = ts.getDirectoryPath(current); - if (parent_5 === current || directoryPathMap.contains(parent_5)) { + var parent = ts.getDirectoryPath(current); + if (parent === current || directoryPathMap.has(parent)) { break; } - directoryPathMap.set(parent_5, result); - current = parent_5; - if (current == commonPrefix) { + directoryPathMap.set(parent, result); + current = parent; + if (current === commonPrefix) { break; } } @@ -23675,7 +22843,7 @@ var ts; } var containingDirectory = ts.getDirectoryPath(containingFile); var perFolderCache = cache && cache.getOrCreateCacheForDirectory(containingDirectory); - var result = perFolderCache && perFolderCache[moduleName]; + var result = perFolderCache && perFolderCache.get(moduleName); if (result) { if (traceEnabled) { trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache, moduleName); @@ -23701,9 +22869,11 @@ var ts; case ts.ModuleResolutionKind.Classic: result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache); break; + default: + ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution); } if (perFolderCache) { - perFolderCache[moduleName] = result; + perFolderCache.set(moduleName, result); // put result in per-module name cache var perModuleNameCache = cache.getOrCreateCacheForModuleName(moduleName); if (perModuleNameCache) { @@ -23783,7 +22953,7 @@ var ts; * entries in 'rootDirs', use them to build absolute path out of (*) and try to resolve module from this location. */ function tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state) { - if (moduleHasNonRelativeName(moduleName)) { + if (!ts.isExternalModuleNameRelative(moduleName)) { return tryLoadModuleUsingBaseUrl(extensions, moduleName, loader, failedLookupLocations, state); } else { @@ -23874,8 +23044,8 @@ var ts; matchedPattern = ts.matchPatternOrExact(ts.getOwnKeys(state.compilerOptions.paths), moduleName); } if (matchedPattern) { - var matchedStar_1 = typeof matchedPattern === "string" ? undefined : ts.matchedText(matchedPattern, moduleName); - var matchedPatternText = typeof matchedPattern === "string" ? matchedPattern : ts.patternText(matchedPattern); + var matchedStar_1 = ts.isString(matchedPattern) ? undefined : ts.matchedText(matchedPattern, moduleName); + var matchedPatternText = ts.isString(matchedPattern) ? matchedPattern : ts.patternText(matchedPattern); if (state.traceEnabled) { trace(state.host, ts.Diagnostics.Module_name_0_matched_pattern_1, moduleName, matchedPatternText); } @@ -23885,11 +23055,13 @@ var ts; if (state.traceEnabled) { trace(state.host, ts.Diagnostics.Trying_substitution_0_candidate_module_location_Colon_1, subst, path); } - // A path mapping may have a ".ts" extension; in contrast to an import, which should omit it. - var tsExtension = ts.tryGetExtensionFromPath(candidate); - if (tsExtension !== undefined) { + // A path mapping may have an extension, in contrast to an import, which should omit it. + var extension = ts.tryGetExtensionFromPath(candidate); + if (extension !== undefined) { var path_1 = tryFile(candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state); - return path_1 && { path: path_1, extension: tsExtension }; + if (path_1 !== undefined) { + return noPackageId({ path: path_1, ext: extension }); + } } return loader(extensions, candidate, failedLookupLocations, !directoryProbablyExists(ts.getDirectoryPath(candidate), state.host), state); }); @@ -23903,38 +23075,62 @@ var ts; } } function nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache) { - var containingDirectory = ts.getDirectoryPath(containingFile); + return nodeModuleNameResolverWorker(moduleName, ts.getDirectoryPath(containingFile), compilerOptions, host, cache, /*jsOnly*/ false); + } + ts.nodeModuleNameResolver = nodeModuleNameResolver; + /** + * Expose resolution logic to allow us to use Node module resolution logic from arbitrary locations. + * No way to do this with `require()`: https://github.com/nodejs/node/issues/5963 + * Throws an error if the module can't be resolved. + */ + /* @internal */ + function resolveJavaScriptModule(moduleName, initialDir, host) { + var _a = nodeModuleNameResolverWorker(moduleName, initialDir, { moduleResolution: ts.ModuleResolutionKind.NodeJs, allowJs: true }, host, /*cache*/ undefined, /*jsOnly*/ true), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations; + if (!resolvedModule) { + throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", ")); + } + return resolvedModule.resolvedFileName; + } + ts.resolveJavaScriptModule = resolveJavaScriptModule; + function nodeModuleNameResolverWorker(moduleName, containingDirectory, compilerOptions, host, cache, jsOnly) { var traceEnabled = isTraceEnabled(compilerOptions, host); var failedLookupLocations = []; var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; - var result = tryResolve(0 /* TypeScript */) || tryResolve(1 /* JavaScript */); + var result = jsOnly ? tryResolve(Extensions.JavaScript) : (tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript)); if (result && result.value) { var _a = result.value, resolved = _a.resolved, isExternalLibraryImport = _a.isExternalLibraryImport; return createResolvedModuleWithFailedLookupLocations(resolved, isExternalLibraryImport, failedLookupLocations); } return { resolvedModule: undefined, failedLookupLocations: failedLookupLocations }; function tryResolve(extensions) { - var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, nodeLoadModuleByRelativeName, failedLookupLocations, state); + var loader = function (extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { return nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, /*considerPackageJson*/ true); }; + var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state); if (resolved) { return toSearchResult({ resolved: resolved, isExternalLibraryImport: false }); } - if (moduleHasNonRelativeName(moduleName)) { + if (!ts.isExternalModuleNameRelative(moduleName)) { if (traceEnabled) { - trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder, moduleName); + trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder_target_file_type_1, moduleName, Extensions[extensions]); } var resolved_1 = loadModuleFromNodeModules(extensions, moduleName, containingDirectory, failedLookupLocations, state, cache); + if (!resolved_1) + return undefined; + var resolvedValue = resolved_1.value; + if (!compilerOptions.preserveSymlinks) { + resolvedValue = resolvedValue && __assign({}, resolved_1.value, { path: realPath(resolved_1.value.path, host, traceEnabled), extension: resolved_1.value.extension }); + } // For node_modules lookups, get the real path so that multiple accesses to an `npm link`-ed module do not create duplicate files. - return resolved_1 && { value: resolved_1.value && { resolved: { path: realpath(resolved_1.value.path, host, traceEnabled), extension: resolved_1.value.extension }, isExternalLibraryImport: true } }; + return { value: resolvedValue && { resolved: resolvedValue, isExternalLibraryImport: true } }; } else { - var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName)); - var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state); - return resolved_2 && toSearchResult({ resolved: resolved_2, isExternalLibraryImport: false }); + var _a = ts.normalizePathAndParts(ts.combinePaths(containingDirectory, moduleName)), candidate = _a.path, parts = _a.parts; + var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state, /*considerPackageJson*/ true); + // Treat explicit "node_modules" import as an external library import. + return resolved_2 && toSearchResult({ resolved: resolved_2, isExternalLibraryImport: ts.contains(parts, "node_modules") }); } } } - ts.nodeModuleNameResolver = nodeModuleNameResolver; - function realpath(path, host, traceEnabled) { + function realPath(path, host, traceEnabled) { if (!host.realpath) { return path; } @@ -23944,12 +23140,35 @@ var ts; } return real; } - function nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { + function nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) { if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0, candidate); + trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1, candidate, Extensions[extensions]); } - var resolvedFromFile = !ts.pathEndsWithDirectorySeparator(candidate) && loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); - return resolvedFromFile || loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); + if (!ts.pathEndsWithDirectorySeparator(candidate)) { + if (!onlyRecordFailures) { + var parentOfCandidate = ts.getDirectoryPath(candidate); + if (!directoryProbablyExists(parentOfCandidate, state.host)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, parentOfCandidate); + } + onlyRecordFailures = true; + } + } + var resolvedFromFile = loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); + if (resolvedFromFile) { + return noPackageId(resolvedFromFile); + } + } + if (!onlyRecordFailures) { + var candidateExists = directoryProbablyExists(candidate, state.host); + if (!candidateExists) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidate); + } + onlyRecordFailures = true; + } + } + return loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson); } /* @internal */ function directoryProbablyExists(directoryName, host) { @@ -23957,6 +23176,9 @@ var ts; return !host.directoryExists || host.directoryExists(directoryName); } ts.directoryProbablyExists = directoryProbablyExists; + function loadModuleFromFileNoPackageId(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { + return noPackageId(loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state)); + } /** * @param {boolean} onlyRecordFailures - if true then function won't try to actually load files but instead record all attempts as failures. This flag is necessary * in cases when we know upfront that all load attempts will fail (because containing folder does not exists) however we still need to record all failed lookup locations. @@ -23988,120 +23210,159 @@ var ts; } } switch (extensions) { - case 2 /* DtsOnly */: - return tryExtension(".d.ts", ts.Extension.Dts); - case 0 /* TypeScript */: - return tryExtension(".ts", ts.Extension.Ts) || tryExtension(".tsx", ts.Extension.Tsx) || tryExtension(".d.ts", ts.Extension.Dts); - case 1 /* JavaScript */: - return tryExtension(".js", ts.Extension.Js) || tryExtension(".jsx", ts.Extension.Jsx); - } - function tryExtension(ext, extension) { + case Extensions.DtsOnly: + return tryExtension(".d.ts" /* Dts */); + case Extensions.TypeScript: + return tryExtension(".ts" /* Ts */) || tryExtension(".tsx" /* Tsx */) || tryExtension(".d.ts" /* Dts */); + case Extensions.JavaScript: + return tryExtension(".js" /* Js */) || tryExtension(".jsx" /* Jsx */); + } + function tryExtension(ext) { var path = tryFile(candidate + ext, failedLookupLocations, onlyRecordFailures, state); - return path && { path: path, extension: extension }; + return path && { path: path, ext: ext }; } } /** Return the file if it exists. */ function tryFile(fileName, failedLookupLocations, onlyRecordFailures, state) { - if (!onlyRecordFailures && state.host.fileExists(fileName)) { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName); - } - return fileName; - } - else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName); - } - failedLookupLocations.push(fileName); - return undefined; - } - } - function loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { - var packageJsonPath = pathToPackageJson(candidate); - var directoryExists = !onlyRecordFailures && directoryProbablyExists(candidate, state.host); - if (directoryExists && state.host.fileExists(packageJsonPath)) { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath); - } - var mainOrTypesFile = tryReadPackageJsonMainOrTypes(extensions, packageJsonPath, candidate, state); - if (mainOrTypesFile) { - var onlyRecordFailures_1 = !directoryProbablyExists(ts.getDirectoryPath(mainOrTypesFile), state.host); - // A package.json "typings" may specify an exact filename, or may choose to omit an extension. - var fromExactFile = tryFile(mainOrTypesFile, failedLookupLocations, onlyRecordFailures_1, state); - if (fromExactFile) { - var resolved_3 = fromExactFile && resolvedIfExtensionMatches(extensions, fromExactFile); - if (resolved_3) { - return resolved_3; - } - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_has_an_unsupported_extension_so_skipping_it, fromExactFile); - } - } - var resolved = tryAddingExtensions(mainOrTypesFile, 0 /* TypeScript */, failedLookupLocations, onlyRecordFailures_1, state); - if (resolved) { - return resolved; - } - if (extensions === 1 /* JavaScript */) { - // A package.json "main" may specify an exact filename, or may choose to omit an extension. - // We tried the ts extensions erlier, now try the js extensions. - // tryReadPackageJsonMainOrTypes returns main iff extensions is Extensions.JavaScript. - var resolved_4 = tryAddingExtensions(mainOrTypesFile, 1 /* JavaScript */, failedLookupLocations, onlyRecordFailures_1, state); - if (resolved_4) { - return resolved_4; - } + if (!onlyRecordFailures) { + if (state.host.fileExists(fileName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName); } + return fileName; } else { if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.package_json_does_not_have_a_types_or_main_field); + trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName); } } } + failedLookupLocations.push(fileName); + return undefined; + } + function loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) { + if (considerPackageJson === void 0) { considerPackageJson = true; } + var _a = considerPackageJson + ? getPackageJsonInfo(candidate, "", failedLookupLocations, onlyRecordFailures, state) + : { packageJsonContent: undefined, packageId: undefined }, packageJsonContent = _a.packageJsonContent, packageId = _a.packageId; + return withPackageId(packageId, loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, packageJsonContent)); + } + function loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, packageJsonContent) { + var fromPackageJson = packageJsonContent && loadModuleFromPackageJson(packageJsonContent, extensions, candidate, failedLookupLocations, state); + if (fromPackageJson) { + return fromPackageJson; + } + var directoryExists = !onlyRecordFailures && directoryProbablyExists(candidate, state.host); + return loadModuleFromFile(extensions, ts.combinePaths(candidate, "index"), failedLookupLocations, !directoryExists, state); + } + function getPackageJsonInfo(nodeModuleDirectory, subModuleName, failedLookupLocations, onlyRecordFailures, _a) { + var host = _a.host, traceEnabled = _a.traceEnabled; + var directoryExists = !onlyRecordFailures && directoryProbablyExists(nodeModuleDirectory, host); + var packageJsonPath = pathToPackageJson(nodeModuleDirectory); + if (directoryExists && host.fileExists(packageJsonPath)) { + if (traceEnabled) { + trace(host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath); + } + var packageJsonContent = readJson(packageJsonPath, host); + var packageId = typeof packageJsonContent.name === "string" && typeof packageJsonContent.version === "string" + ? { name: packageJsonContent.name, subModuleName: subModuleName, version: packageJsonContent.version } + : undefined; + return { found: true, packageJsonContent: packageJsonContent, packageId: packageId }; + } else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath); + if (directoryExists && traceEnabled) { + trace(host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath); } // record package json as one of failed lookup locations - in the future if this file will appear it will invalidate resolution results failedLookupLocations.push(packageJsonPath); + return { found: false, packageJsonContent: undefined, packageId: undefined }; + } + } + function loadModuleFromPackageJson(jsonContent, extensions, candidate, failedLookupLocations, state) { + var file = tryReadPackageJsonFields(extensions !== Extensions.JavaScript, jsonContent, candidate, state); + if (!file) { + return undefined; + } + var onlyRecordFailures = !directoryProbablyExists(ts.getDirectoryPath(file), state.host); + var fromFile = tryFile(file, failedLookupLocations, onlyRecordFailures, state); + if (fromFile) { + var resolved = fromFile && resolvedIfExtensionMatches(extensions, fromFile); + if (resolved) { + return resolved; + } + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.File_0_has_an_unsupported_extension_so_skipping_it, fromFile); + } + } + // Even if extensions is DtsOnly, we can still look up a .ts file as a result of package.json "types" + var nextExtensions = extensions === Extensions.DtsOnly ? Extensions.TypeScript : extensions; + // Don't do package.json lookup recursively, because Node.js' package lookup doesn't. + var result = nodeLoadModuleByRelativeName(nextExtensions, file, failedLookupLocations, onlyRecordFailures, state, /*considerPackageJson*/ false); + if (result) { + // It won't have a `packageId` set, because we disabled `considerPackageJson`. + ts.Debug.assert(result.packageId === undefined); + return { path: result.path, ext: result.extension }; } - return loadModuleFromFile(extensions, ts.combinePaths(candidate, "index"), failedLookupLocations, !directoryExists, state); } /** Resolve from an arbitrarily specified file. Return `undefined` if it has an unsupported extension. */ function resolvedIfExtensionMatches(extensions, path) { - var extension = ts.tryGetExtensionFromPath(path); - return extension !== undefined && extensionIsOk(extensions, extension) ? { path: path, extension: extension } : undefined; + var ext = ts.tryGetExtensionFromPath(path); + return ext !== undefined && extensionIsOk(extensions, ext) ? { path: path, ext: ext } : undefined; } /** True if `extension` is one of the supported `extensions`. */ function extensionIsOk(extensions, extension) { switch (extensions) { - case 1 /* JavaScript */: - return extension === ts.Extension.Js || extension === ts.Extension.Jsx; - case 0 /* TypeScript */: - return extension === ts.Extension.Ts || extension === ts.Extension.Tsx || extension === ts.Extension.Dts; - case 2 /* DtsOnly */: - return extension === ts.Extension.Dts; + case Extensions.JavaScript: + return extension === ".js" /* Js */ || extension === ".jsx" /* Jsx */; + case Extensions.TypeScript: + return extension === ".ts" /* Ts */ || extension === ".tsx" /* Tsx */ || extension === ".d.ts" /* Dts */; + case Extensions.DtsOnly: + return extension === ".d.ts" /* Dts */; } } function pathToPackageJson(directory) { return ts.combinePaths(directory, "package.json"); } - function loadModuleFromNodeModulesFolder(extensions, moduleName, directory, failedLookupLocations, state) { - var nodeModulesFolder = ts.combinePaths(directory, "node_modules"); - var nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host); + function loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state) { var candidate = ts.normalizePath(ts.combinePaths(nodeModulesFolder, moduleName)); - return loadModuleFromFile(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state) || - loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state); + // First look for a nested package.json, as in `node_modules/foo/bar/package.json`. + var packageJsonContent; + var packageId; + var packageInfo = getPackageJsonInfo(candidate, "", failedLookupLocations, /*onlyRecordFailures*/ !nodeModulesFolderExists, state); + if (packageInfo.found) { + (packageJsonContent = packageInfo.packageJsonContent, packageId = packageInfo.packageId); + } + else { + var _a = getPackageName(moduleName), packageName = _a.packageName, rest = _a.rest; + if (rest !== "") { + var packageRootPath = ts.combinePaths(nodeModulesFolder, packageName); + // Don't use a "types" or "main" from here because we're not loading the root, but a subdirectory -- just here for the packageId. + packageId = getPackageJsonInfo(packageRootPath, rest, failedLookupLocations, !nodeModulesFolderExists, state).packageId; + } + } + var pathAndExtension = loadModuleFromFile(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state) || + loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state, packageJsonContent); + return withPackageId(packageId, pathAndExtension); + } + /* @internal */ + function getPackageName(moduleName) { + var idx = moduleName.indexOf(ts.directorySeparator); + if (moduleName[0] === "@") { + idx = moduleName.indexOf(ts.directorySeparator, idx + 1); + } + return idx === -1 ? { packageName: moduleName, rest: "" } : { packageName: moduleName.slice(0, idx), rest: moduleName.slice(idx + 1) }; } + ts.getPackageName = getPackageName; function loadModuleFromNodeModules(extensions, moduleName, directory, failedLookupLocations, state, cache) { return loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ false, cache); } function loadModuleFromNodeModulesAtTypes(moduleName, directory, failedLookupLocations, state) { // Extensions parameter here doesn't actually matter, because typesOnly ensures we're just doing @types lookup, which is always DtsOnly. - return loadModuleFromNodeModulesWorker(2 /* DtsOnly */, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ true, /*cache*/ undefined); + return loadModuleFromNodeModulesWorker(Extensions.DtsOnly, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ true, /*cache*/ undefined); } function loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, typesOnly, cache) { var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName); - return forEachAncestorDirectory(ts.normalizeSlashes(directory), function (ancestorDirectory) { + return ts.forEachAncestorDirectory(ts.normalizeSlashes(directory), function (ancestorDirectory) { if (ts.getBaseFileName(ancestorDirectory) !== "node_modules") { var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, ancestorDirectory, state.traceEnabled, state.host); if (resolutionFromCache) { @@ -24114,21 +23375,69 @@ var ts; /** Load a module from a single node_modules directory, but not from any ancestors' node_modules directories. */ function loadModuleFromNodeModulesOneLevel(extensions, moduleName, directory, failedLookupLocations, state, typesOnly) { if (typesOnly === void 0) { typesOnly = false; } - var packageResult = typesOnly ? undefined : loadModuleFromNodeModulesFolder(extensions, moduleName, directory, failedLookupLocations, state); + var nodeModulesFolder = ts.combinePaths(directory, "node_modules"); + var nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host); + if (!nodeModulesFolderExists && state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesFolder); + } + var packageResult = typesOnly ? undefined : loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state); if (packageResult) { return packageResult; } - if (extensions !== 1 /* JavaScript */) { - return loadModuleFromNodeModulesFolder(2 /* DtsOnly */, ts.combinePaths("@types", moduleName), directory, failedLookupLocations, state); + if (extensions !== Extensions.JavaScript) { + var nodeModulesAtTypes_1 = ts.combinePaths(nodeModulesFolder, "@types"); + var nodeModulesAtTypesExists = nodeModulesFolderExists; + if (nodeModulesFolderExists && !directoryProbablyExists(nodeModulesAtTypes_1, state.host)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesAtTypes_1); + } + nodeModulesAtTypesExists = false; + } + return loadModuleFromNodeModulesFolder(Extensions.DtsOnly, mangleScopedPackage(moduleName, state), nodeModulesAtTypes_1, nodeModulesAtTypesExists, failedLookupLocations, state); + } + } + /** Double underscores are used in DefinitelyTyped to delimit scoped packages. */ + var mangledScopedPackageSeparator = "__"; + /** For a scoped package, we must look in `@types/foo__bar` instead of `@types/@foo/bar`. */ + function mangleScopedPackage(packageName, state) { + var mangled = getMangledNameForScopedPackage(packageName); + if (state.traceEnabled && mangled !== packageName) { + trace(state.host, ts.Diagnostics.Scoped_package_detected_looking_in_0, mangled); } + return mangled; } + /* @internal */ + function getTypesPackageName(packageName) { + return "@types/" + getMangledNameForScopedPackage(packageName); + } + ts.getTypesPackageName = getTypesPackageName; + function getMangledNameForScopedPackage(packageName) { + if (ts.startsWith(packageName, "@")) { + var replaceSlash = packageName.replace(ts.directorySeparator, mangledScopedPackageSeparator); + if (replaceSlash !== packageName) { + return replaceSlash.slice(1); // Take off the "@" + } + } + return packageName; + } + /* @internal */ + function getPackageNameFromAtTypesDirectory(mangledName) { + var withoutAtTypePrefix = ts.removePrefix(mangledName, "@types/"); + if (withoutAtTypePrefix !== mangledName) { + return ts.stringContains(withoutAtTypePrefix, mangledScopedPackageSeparator) ? + "@" + withoutAtTypePrefix.replace(mangledScopedPackageSeparator, ts.directorySeparator) : + withoutAtTypePrefix; + } + return mangledName; + } + ts.getPackageNameFromAtTypesDirectory = getPackageNameFromAtTypesDirectory; function tryFindNonRelativeModuleNameInCache(cache, moduleName, containingDirectory, traceEnabled, host) { var result = cache && cache.get(containingDirectory); if (result) { if (traceEnabled) { trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache, moduleName); } - return { value: result.resolvedModule && { path: result.resolvedModule.resolvedFileName, extension: result.resolvedModule.extension } }; + return { value: result.resolvedModule && { path: result.resolvedModule.resolvedFileName, extension: result.resolvedModule.extension, packageId: result.resolvedModule.packageId } }; } } function classicNameResolver(moduleName, containingFile, compilerOptions, host, cache) { @@ -24136,35 +23445,35 @@ var ts; var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; var failedLookupLocations = []; var containingDirectory = ts.getDirectoryPath(containingFile); - var resolved = tryResolve(0 /* TypeScript */) || tryResolve(1 /* JavaScript */); + var resolved = tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript); return createResolvedModuleWithFailedLookupLocations(resolved && resolved.value, /*isExternalLibraryImport*/ false, failedLookupLocations); function tryResolve(extensions) { - var resolvedUsingSettings = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loadModuleFromFile, failedLookupLocations, state); + var resolvedUsingSettings = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loadModuleFromFileNoPackageId, failedLookupLocations, state); if (resolvedUsingSettings) { return { value: resolvedUsingSettings }; } var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName); - if (moduleHasNonRelativeName(moduleName)) { + if (!ts.isExternalModuleNameRelative(moduleName)) { // Climb up parent directories looking for a module. - var resolved_5 = forEachAncestorDirectory(containingDirectory, function (directory) { + var resolved_3 = ts.forEachAncestorDirectory(containingDirectory, function (directory) { var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, directory, traceEnabled, host); if (resolutionFromCache) { return resolutionFromCache; } var searchName = ts.normalizePath(ts.combinePaths(directory, moduleName)); - return toSearchResult(loadModuleFromFile(extensions, searchName, failedLookupLocations, /*onlyRecordFailures*/ false, state)); + return toSearchResult(loadModuleFromFileNoPackageId(extensions, searchName, failedLookupLocations, /*onlyRecordFailures*/ false, state)); }); - if (resolved_5) { - return resolved_5; + if (resolved_3) { + return resolved_3; } - if (extensions === 0 /* TypeScript */) { + if (extensions === Extensions.TypeScript) { // If we didn't find the file normally, look it up in @types. return loadModuleFromNodeModulesAtTypes(moduleName, containingDirectory, failedLookupLocations, state); } } else { var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName)); - return toSearchResult(loadModuleFromFile(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state)); + return toSearchResult(loadModuleFromFileNoPackageId(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state)); } } } @@ -24181,7 +23490,7 @@ var ts; } var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; var failedLookupLocations = []; - var resolved = loadModuleFromNodeModulesOneLevel(2 /* DtsOnly */, moduleName, globalCache, failedLookupLocations, state); + var resolved = loadModuleFromNodeModulesOneLevel(Extensions.DtsOnly, moduleName, globalCache, failedLookupLocations, state); return createResolvedModuleWithFailedLookupLocations(resolved, /*isExternalLibraryImport*/ true, failedLookupLocations); } ts.loadModuleFromGlobalCache = loadModuleFromGlobalCache; @@ -24192,23 +23501,10 @@ var ts; function toSearchResult(value) { return value !== undefined ? { value: value } : undefined; } - /** Calls `callback` on `directory` and every ancestor directory it has, returning the first defined result. */ - function forEachAncestorDirectory(directory, callback) { - while (true) { - var result = callback(directory); - if (result !== undefined) { - return result; - } - var parentPath = ts.getDirectoryPath(directory); - if (parentPath === directory) { - return undefined; - } - directory = parentPath; - } - } })(ts || (ts = {})); /// /// +/// /* @internal */ var ts; (function (ts) { @@ -24233,6 +23529,12 @@ var ts; return symbol.id; } ts.getSymbolId = getSymbolId; + function isInstantiatedModule(node, preserveConstEnums) { + var moduleState = ts.getModuleInstanceState(node); + return moduleState === 1 /* Instantiated */ || + (preserveConstEnums && moduleState === 2 /* ConstEnumOnly */); + } + ts.isInstantiatedModule = isInstantiatedModule; function createTypeChecker(host, produceDiagnostics) { // Cancellation that controls whether or not we can cancel in the middle of type checking. // In general cancelling is *not* safe for the type checker. We might be in the middle of @@ -24251,18 +23553,31 @@ var ts; var Signature = ts.objectAllocator.getSignatureConstructor(); var typeCount = 0; var symbolCount = 0; - var emptyArray = []; - var emptySymbols = ts.createMap(); + var enumCount = 0; + var symbolInstantiationDepth = 0; + var emptySymbols = ts.createSymbolTable(); + var identityMapper = ts.identity; var compilerOptions = host.getCompilerOptions(); - var languageVersion = compilerOptions.target || 0 /* ES3 */; + var languageVersion = ts.getEmitScriptTarget(compilerOptions); var modulekind = ts.getEmitModuleKind(compilerOptions); var noUnusedIdentifiers = !!compilerOptions.noUnusedLocals || !!compilerOptions.noUnusedParameters; var allowSyntheticDefaultImports = typeof compilerOptions.allowSyntheticDefaultImports !== "undefined" ? compilerOptions.allowSyntheticDefaultImports : modulekind === ts.ModuleKind.System; - var strictNullChecks = compilerOptions.strictNullChecks; + var strictNullChecks = compilerOptions.strictNullChecks === undefined ? compilerOptions.strict : compilerOptions.strictNullChecks; + var strictFunctionTypes = compilerOptions.strictFunctionTypes === undefined ? compilerOptions.strict : compilerOptions.strictFunctionTypes; + var noImplicitAny = compilerOptions.noImplicitAny === undefined ? compilerOptions.strict : compilerOptions.noImplicitAny; + var noImplicitThis = compilerOptions.noImplicitThis === undefined ? compilerOptions.strict : compilerOptions.noImplicitThis; var emitResolver = createResolver(); - var undefinedSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "undefined"); + var nodeBuilder = createNodeBuilder(); + var undefinedSymbol = createSymbol(4 /* Property */, "undefined"); undefinedSymbol.declarations = []; - var argumentsSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "arguments"); + var argumentsSymbol = createSymbol(4 /* Property */, "arguments"); + /** This will be set during calls to `getResolvedSignature` where services determines an apparent number of arguments greater than what is actually provided. */ + var apparentArgumentCount; + // for public members that accept a Node or one of its subtypes, we must guard against + // synthetic nodes created during transformations by calling `getParseTreeNode`. + // for most of these, we perform the guard only on `checker` to avoid any possible + // extra cost of calling `getParseTreeNode` when calling these functions from inside the + // checker. var checker = { getNodeCount: function () { return ts.sum(host.getSourceFiles(), "nodeCount"); }, getIdentifierCount: function () { return ts.sum(host.getSourceFiles(), "identifierCount"); }, @@ -24271,59 +23586,173 @@ var ts; isUndefinedSymbol: function (symbol) { return symbol === undefinedSymbol; }, isArgumentsSymbol: function (symbol) { return symbol === argumentsSymbol; }, isUnknownSymbol: function (symbol) { return symbol === unknownSymbol; }, + getMergedSymbol: getMergedSymbol, getDiagnostics: getDiagnostics, getGlobalDiagnostics: getGlobalDiagnostics, - getTypeOfSymbolAtLocation: getTypeOfSymbolAtLocation, - getSymbolsOfParameterPropertyDeclaration: getSymbolsOfParameterPropertyDeclaration, + getTypeOfSymbolAtLocation: function (symbol, location) { + location = ts.getParseTreeNode(location); + return location ? getTypeOfSymbolAtLocation(symbol, location) : unknownType; + }, + getSymbolsOfParameterPropertyDeclaration: function (parameter, parameterName) { + parameter = ts.getParseTreeNode(parameter, ts.isParameter); + ts.Debug.assert(parameter !== undefined, "Cannot get symbols of a synthetic parameter that cannot be resolved to a parse-tree node."); + return getSymbolsOfParameterPropertyDeclaration(parameter, ts.escapeLeadingUnderscores(parameterName)); + }, getDeclaredTypeOfSymbol: getDeclaredTypeOfSymbol, getPropertiesOfType: getPropertiesOfType, - getPropertyOfType: getPropertyOfType, + getPropertyOfType: function (type, name) { return getPropertyOfType(type, ts.escapeLeadingUnderscores(name)); }, + getIndexInfoOfType: getIndexInfoOfType, getSignaturesOfType: getSignaturesOfType, getIndexTypeOfType: getIndexTypeOfType, getBaseTypes: getBaseTypes, + getBaseTypeOfLiteralType: getBaseTypeOfLiteralType, + getWidenedType: getWidenedType, + getTypeFromTypeNode: function (node) { + node = ts.getParseTreeNode(node, ts.isTypeNode); + return node ? getTypeFromTypeNode(node) : unknownType; + }, + getParameterType: getTypeAtPosition, getReturnTypeOfSignature: getReturnTypeOfSignature, + getNullableType: getNullableType, getNonNullableType: getNonNullableType, - getSymbolsInScope: getSymbolsInScope, - getSymbolAtLocation: getSymbolAtLocation, - getShorthandAssignmentValueSymbol: getShorthandAssignmentValueSymbol, - getExportSpecifierLocalTargetSymbol: getExportSpecifierLocalTargetSymbol, - getTypeAtLocation: getTypeOfNode, - getPropertySymbolOfDestructuringAssignment: getPropertySymbolOfDestructuringAssignment, - typeToString: typeToString, + typeToTypeNode: nodeBuilder.typeToTypeNode, + indexInfoToIndexSignatureDeclaration: nodeBuilder.indexInfoToIndexSignatureDeclaration, + signatureToSignatureDeclaration: nodeBuilder.signatureToSignatureDeclaration, + getSymbolsInScope: function (location, meaning) { + location = ts.getParseTreeNode(location); + return location ? getSymbolsInScope(location, meaning) : []; + }, + getSymbolAtLocation: function (node) { + node = ts.getParseTreeNode(node); + return node ? getSymbolAtLocation(node) : undefined; + }, + getShorthandAssignmentValueSymbol: function (node) { + node = ts.getParseTreeNode(node); + return node ? getShorthandAssignmentValueSymbol(node) : undefined; + }, + getExportSpecifierLocalTargetSymbol: function (node) { + node = ts.getParseTreeNode(node, ts.isExportSpecifier); + return node ? getExportSpecifierLocalTargetSymbol(node) : undefined; + }, + getExportSymbolOfSymbol: function (symbol) { + return getMergedSymbol(symbol.exportSymbol || symbol); + }, + getTypeAtLocation: function (node) { + node = ts.getParseTreeNode(node); + return node ? getTypeOfNode(node) : unknownType; + }, + getPropertySymbolOfDestructuringAssignment: function (location) { + location = ts.getParseTreeNode(location, ts.isIdentifier); + return location ? getPropertySymbolOfDestructuringAssignment(location) : undefined; + }, + signatureToString: function (signature, enclosingDeclaration, flags, kind) { + return signatureToString(signature, ts.getParseTreeNode(enclosingDeclaration), flags, kind); + }, + typeToString: function (type, enclosingDeclaration, flags) { + return typeToString(type, ts.getParseTreeNode(enclosingDeclaration), flags); + }, getSymbolDisplayBuilder: getSymbolDisplayBuilder, - symbolToString: symbolToString, + symbolToString: function (symbol, enclosingDeclaration, meaning) { + return symbolToString(symbol, ts.getParseTreeNode(enclosingDeclaration), meaning); + }, getAugmentedPropertiesOfType: getAugmentedPropertiesOfType, getRootSymbols: getRootSymbols, - getContextualType: getContextualType, + getContextualType: function (node) { + node = ts.getParseTreeNode(node, ts.isExpression); + return node ? getContextualType(node) : undefined; + }, getFullyQualifiedName: getFullyQualifiedName, - getResolvedSignature: getResolvedSignature, - getConstantValue: getConstantValue, - isValidPropertyAccess: isValidPropertyAccess, - getSignatureFromDeclaration: getSignatureFromDeclaration, - isImplementationOfOverload: isImplementationOfOverload, + getResolvedSignature: function (node, candidatesOutArray, theArgumentCount) { + node = ts.getParseTreeNode(node, ts.isCallLikeExpression); + apparentArgumentCount = theArgumentCount; + var res = node ? getResolvedSignature(node, candidatesOutArray) : undefined; + apparentArgumentCount = undefined; + return res; + }, + getConstantValue: function (node) { + node = ts.getParseTreeNode(node, canHaveConstantValue); + return node ? getConstantValue(node) : undefined; + }, + isValidPropertyAccess: function (node, propertyName) { + node = ts.getParseTreeNode(node, ts.isPropertyAccessOrQualifiedName); + return node ? isValidPropertyAccess(node, ts.escapeLeadingUnderscores(propertyName)) : false; + }, + getSignatureFromDeclaration: function (declaration) { + declaration = ts.getParseTreeNode(declaration, ts.isFunctionLike); + return declaration ? getSignatureFromDeclaration(declaration) : undefined; + }, + isImplementationOfOverload: function (node) { + var parsed = ts.getParseTreeNode(node, ts.isFunctionLike); + return parsed ? isImplementationOfOverload(parsed) : undefined; + }, + getImmediateAliasedSymbol: function (symbol) { + ts.Debug.assert((symbol.flags & 2097152 /* Alias */) !== 0, "Should only get Alias here."); + var links = getSymbolLinks(symbol); + if (!links.immediateTarget) { + var node = getDeclarationOfAliasSymbol(symbol); + ts.Debug.assert(!!node); + links.immediateTarget = getTargetOfAliasDeclaration(node, /*dontRecursivelyResolve*/ true); + } + return links.immediateTarget; + }, getAliasedSymbol: resolveAlias, getEmitResolver: getEmitResolver, getExportsOfModule: getExportsOfModuleAsArray, + getExportsAndPropertiesOfModule: getExportsAndPropertiesOfModule, + getSymbolWalker: ts.createGetSymbolWalker(getRestTypeOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintFromTypeParameter, getFirstIdentifier), getAmbientModules: getAmbientModules, - getJsxElementAttributesType: getJsxElementAttributesType, + getAllAttributesTypeFromJsxOpeningLikeElement: function (node) { + node = ts.getParseTreeNode(node, ts.isJsxOpeningLikeElement); + return node ? getAllAttributesTypeFromJsxOpeningLikeElement(node) : undefined; + }, getJsxIntrinsicTagNames: getJsxIntrinsicTagNames, - isOptionalParameter: isOptionalParameter, - tryGetMemberInModuleExports: tryGetMemberInModuleExports, + isOptionalParameter: function (node) { + node = ts.getParseTreeNode(node, ts.isParameter); + return node ? isOptionalParameter(node) : false; + }, + tryGetMemberInModuleExports: function (name, symbol) { return tryGetMemberInModuleExports(ts.escapeLeadingUnderscores(name), symbol); }, + tryGetMemberInModuleExportsAndProperties: function (name, symbol) { return tryGetMemberInModuleExportsAndProperties(ts.escapeLeadingUnderscores(name), symbol); }, tryFindAmbientModuleWithoutAugmentations: function (moduleName) { // we deliberately exclude augmentations // since we are only interested in declarations of the module itself return tryFindAmbientModule(moduleName, /*withAugmentations*/ false); - } + }, + getApparentType: getApparentType, + getUnionType: getUnionType, + createAnonymousType: createAnonymousType, + createSignature: createSignature, + createSymbol: createSymbol, + createIndexInfo: createIndexInfo, + getAnyType: function () { return anyType; }, + getStringType: function () { return stringType; }, + getNumberType: function () { return numberType; }, + createPromiseType: createPromiseType, + createArrayType: createArrayType, + getBooleanType: function () { return booleanType; }, + getVoidType: function () { return voidType; }, + getUndefinedType: function () { return undefinedType; }, + getNullType: function () { return nullType; }, + getESSymbolType: function () { return esSymbolType; }, + getNeverType: function () { return neverType; }, + isSymbolAccessible: isSymbolAccessible, + isArrayLikeType: isArrayLikeType, + getAllPossiblePropertiesOfTypes: getAllPossiblePropertiesOfTypes, + getSuggestionForNonexistentProperty: function (node, type) { return getSuggestionForNonexistentProperty(node, type); }, + getSuggestionForNonexistentSymbol: function (location, name, meaning) { return getSuggestionForNonexistentSymbol(location, ts.escapeLeadingUnderscores(name), meaning); }, + getBaseConstraintOfType: getBaseConstraintOfType, + resolveName: function (name, location, meaning) { + return resolveName(location, ts.escapeLeadingUnderscores(name), meaning, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); + }, + getJsxNamespace: function () { return ts.unescapeLeadingUnderscores(getJsxNamespace()); }, }; var tupleTypes = []; var unionTypes = ts.createMap(); var intersectionTypes = ts.createMap(); - var stringLiteralTypes = ts.createMap(); - var numericLiteralTypes = ts.createMap(); + var literalTypes = ts.createMap(); var indexedAccessTypes = ts.createMap(); var evolvingArrayTypes = []; - var unknownSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "unknown"); - var resolvingSymbol = createSymbol(67108864 /* Transient */, "__resolving__"); + var unknownSymbol = createSymbol(4 /* Property */, "unknown"); + var resolvingSymbol = createSymbol(0, "__resolving__" /* Resolving */); var anyType = createIntrinsicType(1 /* Any */, "any"); var autoType = createIntrinsicType(1 /* Any */, "any"); var unknownType = createIntrinsicType(1 /* Any */, "unknown"); @@ -24340,32 +23769,38 @@ var ts; var voidType = createIntrinsicType(1024 /* Void */, "void"); var neverType = createIntrinsicType(8192 /* Never */, "never"); var silentNeverType = createIntrinsicType(8192 /* Never */, "never"); - var emptyObjectType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); - var emptyTypeLiteralSymbol = createSymbol(2048 /* TypeLiteral */ | 67108864 /* Transient */, "__type"); - emptyTypeLiteralSymbol.members = ts.createMap(); - var emptyTypeLiteralType = createAnonymousType(emptyTypeLiteralSymbol, emptySymbols, emptyArray, emptyArray, undefined, undefined); - var emptyGenericType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); + var nonPrimitiveType = createIntrinsicType(16777216 /* NonPrimitive */, "object"); + var emptyObjectType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var emptyTypeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type" /* Type */); + emptyTypeLiteralSymbol.members = ts.createSymbolTable(); + var emptyTypeLiteralType = createAnonymousType(emptyTypeLiteralSymbol, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var emptyGenericType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); emptyGenericType.instantiations = ts.createMap(); - var anyFunctionType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); + var anyFunctionType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); // The anyFunctionType contains the anyFunctionType by definition. The flag is further propagated // in getPropagatingFlagsOfTypes, and it is checked in inferFromTypes. anyFunctionType.flags |= 8388608 /* ContainsAnyFunctionType */; - var noConstraintType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); - var anySignature = createSignature(undefined, undefined, undefined, emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); - var unknownSignature = createSignature(undefined, undefined, undefined, emptyArray, unknownType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); - var resolvingSignature = createSignature(undefined, undefined, undefined, emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); - var silentNeverSignature = createSignature(undefined, undefined, undefined, emptyArray, silentNeverType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var noConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var circularConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var resolvingDefaultType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var markerSuperType = createType(16384 /* TypeParameter */); + var markerSubType = createType(16384 /* TypeParameter */); + markerSubType.constraint = markerSuperType; + var markerOtherType = createType(16384 /* TypeParameter */); + var anySignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var unknownSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, unknownType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var resolvingSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var silentNeverSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, silentNeverType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); var enumNumberIndexInfo = createIndexInfo(stringType, /*isReadonly*/ true); - var globals = ts.createMap(); + var jsObjectLiteralIndexInfo = createIndexInfo(anyType, /*isReadonly*/ false); + var globals = ts.createSymbolTable(); + var ambientModulesCache; /** * List of every ambient module with a "*" wildcard. * Unlike other ambient modules, these can't be stored in `globals` because symbol tables only deal with exact matches. * This is only used if there is no exact match. - */ + */ var patternAmbientModules; - var getGlobalESSymbolConstructorSymbol; - var getGlobalPromiseConstructorSymbol; - var tryGetGlobalPromiseConstructorSymbol; var globalObjectType; var globalFunctionType; var globalArrayType; @@ -24374,39 +23809,42 @@ var ts; var globalNumberType; var globalBooleanType; var globalRegExpType; + var globalThisType; var anyArrayType; var autoArrayType; var anyReadonlyArrayType; // The library files are only loaded when the feature is used. // This allows users to just specify library files they want to used through --lib // and they will not get an error from not having unrelated library files - var getGlobalTemplateStringsArrayType; - var getGlobalESSymbolType; - var getGlobalIterableType; - var getGlobalIteratorType; - var getGlobalIterableIteratorType; - var getGlobalClassDecoratorType; - var getGlobalParameterDecoratorType; - var getGlobalPropertyDecoratorType; - var getGlobalMethodDecoratorType; - var getGlobalTypedPropertyDescriptorType; - var getGlobalPromiseType; - var tryGetGlobalPromiseType; - var getGlobalPromiseLikeType; - var getInstantiatedGlobalPromiseLikeType; - var getGlobalPromiseConstructorLikeType; - var getGlobalThenableType; - var jsxElementClassType; + var deferredGlobalESSymbolConstructorSymbol; + var deferredGlobalESSymbolType; + var deferredGlobalTypedPropertyDescriptorType; + var deferredGlobalPromiseType; + var deferredGlobalPromiseConstructorSymbol; + var deferredGlobalPromiseConstructorLikeType; + var deferredGlobalIterableType; + var deferredGlobalIteratorType; + var deferredGlobalIterableIteratorType; + var deferredGlobalAsyncIterableType; + var deferredGlobalAsyncIteratorType; + var deferredGlobalAsyncIterableIteratorType; + var deferredGlobalTemplateStringsArrayType; + var deferredJsxElementClassType; + var deferredJsxElementType; + var deferredJsxStatelessElementType; var deferredNodes; var deferredUnusedIdentifierNodes; var flowLoopStart = 0; var flowLoopCount = 0; - var visitedFlowCount = 0; - var emptyStringType = getLiteralTypeForText(32 /* StringLiteral */, ""); - var zeroType = getLiteralTypeForText(64 /* NumberLiteral */, "0"); + var sharedFlowCount = 0; + var flowAnalysisDisabled = false; + var emptyStringType = getLiteralType(""); + var zeroType = getLiteralType(0); var resolutionTargets = []; var resolutionResults = []; var resolutionPropertyNames = []; + var suggestionCount = 0; + var maximumSuggestionCount = 10; var mergedSymbols = []; var symbolLinks = []; var nodeLinks = []; @@ -24414,9 +23852,10 @@ var ts; var flowLoopNodes = []; var flowLoopKeys = []; var flowLoopTypes = []; - var visitedFlowNodes = []; - var visitedFlowTypes = []; + var sharedFlowNodes = []; + var sharedFlowTypes = []; var potentialThisCollisions = []; + var potentialNewTargetCollisions = []; var awaitedTypeStack = []; var diagnostics = ts.createDiagnosticCollection(); var TypeFacts; @@ -24482,7 +23921,7 @@ var ts; TypeFacts[TypeFacts["UndefinedFacts"] = 2457472] = "UndefinedFacts"; TypeFacts[TypeFacts["NullFacts"] = 2340752] = "NullFacts"; })(TypeFacts || (TypeFacts = {})); - var typeofEQFacts = ts.createMap({ + var typeofEQFacts = ts.createMapFromTemplate({ "string": 1 /* TypeofEQString */, "number": 2 /* TypeofEQNumber */, "boolean": 4 /* TypeofEQBoolean */, @@ -24491,7 +23930,7 @@ var ts; "object": 16 /* TypeofEQObject */, "function": 32 /* TypeofEQFunction */ }); - var typeofNEFacts = ts.createMap({ + var typeofNEFacts = ts.createMapFromTemplate({ "string": 128 /* TypeofNEString */, "number": 256 /* TypeofNENumber */, "boolean": 512 /* TypeofNEBoolean */, @@ -24500,23 +23939,28 @@ var ts; "object": 2048 /* TypeofNEObject */, "function": 4096 /* TypeofNEFunction */ }); - var typeofTypesByName = ts.createMap({ + var typeofTypesByName = ts.createMapFromTemplate({ "string": stringType, "number": numberType, "boolean": booleanType, "symbol": esSymbolType, "undefined": undefinedType }); - var jsxElementType; + var typeofType = createTypeofType(); var _jsxNamespace; var _jsxFactoryEntity; + var _jsxElementPropertiesName; + var _hasComputedJsxElementPropertiesName = false; + var _jsxElementChildrenPropertyName; + var _hasComputedJsxElementChildrenPropertyName = false; /** Things we lazy load from the JSX namespace */ - var jsxTypes = ts.createMap(); + var jsxTypes = ts.createUnderscoreEscapedMap(); var JsxNames = { JSX: "JSX", IntrinsicElements: "IntrinsicElements", ElementClass: "ElementClass", ElementAttributesPropertyNameContainer: "ElementAttributesProperty", + ElementChildrenAttributeNameContainer: "ElementChildrenAttribute", Element: "Element", IntrinsicAttributes: "IntrinsicAttributes", IntrinsicClassAttributes: "IntrinsicClassAttributes" @@ -24535,21 +23979,34 @@ var ts; TypeSystemPropertyName[TypeSystemPropertyName["DeclaredType"] = 2] = "DeclaredType"; TypeSystemPropertyName[TypeSystemPropertyName["ResolvedReturnType"] = 3] = "ResolvedReturnType"; })(TypeSystemPropertyName || (TypeSystemPropertyName = {})); - var builtinGlobals = ts.createMap(); - builtinGlobals[undefinedSymbol.name] = undefinedSymbol; + var CheckMode; + (function (CheckMode) { + CheckMode[CheckMode["Normal"] = 0] = "Normal"; + CheckMode[CheckMode["SkipContextSensitive"] = 1] = "SkipContextSensitive"; + CheckMode[CheckMode["Inferential"] = 2] = "Inferential"; + })(CheckMode || (CheckMode = {})); + var CallbackCheck; + (function (CallbackCheck) { + CallbackCheck[CallbackCheck["None"] = 0] = "None"; + CallbackCheck[CallbackCheck["Bivariant"] = 1] = "Bivariant"; + CallbackCheck[CallbackCheck["Strict"] = 2] = "Strict"; + })(CallbackCheck || (CallbackCheck = {})); + var builtinGlobals = ts.createSymbolTable(); + builtinGlobals.set(undefinedSymbol.escapedName, undefinedSymbol); + var isNotOverloadAndNotAccessor = ts.and(isNotOverload, isNotAccessor); initializeTypeChecker(); return checker; function getJsxNamespace() { - if (_jsxNamespace === undefined) { + if (!_jsxNamespace) { _jsxNamespace = "React"; if (compilerOptions.jsxFactory) { _jsxFactoryEntity = ts.parseIsolatedEntityName(compilerOptions.jsxFactory, languageVersion); if (_jsxFactoryEntity) { - _jsxNamespace = getFirstIdentifier(_jsxFactoryEntity).text; + _jsxNamespace = getFirstIdentifier(_jsxFactoryEntity).escapedText; } } else if (compilerOptions.reactNamespace) { - _jsxNamespace = compilerOptions.reactNamespace; + _jsxNamespace = ts.escapeLeadingUnderscores(compilerOptions.reactNamespace); } } return _jsxNamespace; @@ -24568,7 +24025,12 @@ var ts; } function createSymbol(flags, name) { symbolCount++; - return new Symbol(flags, name); + var symbol = (new Symbol(flags | 33554432 /* Transient */, name)); + symbol.checkFlags = 0; + return symbol; + } + function isTransientSymbol(symbol) { + return (symbol.flags & 33554432 /* Transient */) !== 0; } function getExcludedSymbolFlags(flags) { var result = 0; @@ -24602,8 +24064,8 @@ var ts; result |= 530920 /* TypeParameterExcludes */; if (flags & 524288 /* TypeAlias */) result |= 793064 /* TypeAliasExcludes */; - if (flags & 8388608 /* Alias */) - result |= 8388608 /* AliasExcludes */; + if (flags & 2097152 /* Alias */) + result |= 2097152 /* AliasExcludes */; return result; } function recordMergedSymbol(target, source) { @@ -24614,8 +24076,8 @@ var ts; mergedSymbols[source.mergeId] = target; } function cloneSymbol(symbol) { - var result = createSymbol(symbol.flags | 33554432 /* Merged */, symbol.name); - result.declarations = symbol.declarations.slice(0); + var result = createSymbol(symbol.flags, symbol.escapedName); + result.declarations = symbol.declarations ? symbol.declarations.slice() : []; result.parent = symbol.parent; if (symbol.valueDeclaration) result.valueDeclaration = symbol.valueDeclaration; @@ -24637,47 +24099,51 @@ var ts; target.flags |= source.flags; if (source.valueDeclaration && (!target.valueDeclaration || - (target.valueDeclaration.kind === 230 /* ModuleDeclaration */ && source.valueDeclaration.kind !== 230 /* ModuleDeclaration */))) { + (target.valueDeclaration.kind === 233 /* ModuleDeclaration */ && source.valueDeclaration.kind !== 233 /* ModuleDeclaration */))) { // other kinds of value declarations take precedence over modules target.valueDeclaration = source.valueDeclaration; } ts.addRange(target.declarations, source.declarations); if (source.members) { if (!target.members) - target.members = ts.createMap(); + target.members = ts.createSymbolTable(); mergeSymbolTable(target.members, source.members); } if (source.exports) { if (!target.exports) - target.exports = ts.createMap(); + target.exports = ts.createSymbolTable(); mergeSymbolTable(target.exports, source.exports); } recordMergedSymbol(target, source); } + else if (target.flags & 1024 /* NamespaceModule */) { + error(ts.getNameOfDeclaration(source.declarations[0]), ts.Diagnostics.Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity, symbolToString(target)); + } else { var message_2 = target.flags & 2 /* BlockScopedVariable */ || source.flags & 2 /* BlockScopedVariable */ ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0 : ts.Diagnostics.Duplicate_identifier_0; ts.forEach(source.declarations, function (node) { - error(node.name ? node.name : node, message_2, symbolToString(source)); + error(ts.getNameOfDeclaration(node) || node, message_2, symbolToString(source)); }); ts.forEach(target.declarations, function (node) { - error(node.name ? node.name : node, message_2, symbolToString(source)); + error(ts.getNameOfDeclaration(node) || node, message_2, symbolToString(source)); }); } } function mergeSymbolTable(target, source) { - for (var id in source) { - var targetSymbol = target[id]; + source.forEach(function (sourceSymbol, id) { + var targetSymbol = target.get(id); if (!targetSymbol) { - target[id] = source[id]; + target.set(id, sourceSymbol); } else { - if (!(targetSymbol.flags & 33554432 /* Merged */)) { - target[id] = targetSymbol = cloneSymbol(targetSymbol); + if (!(targetSymbol.flags & 33554432 /* Transient */)) { + targetSymbol = cloneSymbol(targetSymbol); + target.set(id, targetSymbol); } - mergeSymbol(targetSymbol, source[id]); + mergeSymbol(targetSymbol, sourceSymbol); } - } + }); } function mergeModuleAugmentation(moduleName) { var moduleAugmentation = moduleName.parent; @@ -24706,30 +24172,32 @@ var ts; if (mainModule.flags & 1920 /* Namespace */) { // if module symbol has already been merged - it is safe to use it. // otherwise clone it - mainModule = mainModule.flags & 33554432 /* Merged */ ? mainModule : cloneSymbol(mainModule); + mainModule = mainModule.flags & 33554432 /* Transient */ ? mainModule : cloneSymbol(mainModule); mergeSymbol(mainModule, moduleAugmentation.symbol); } else { + // moduleName will be a StringLiteral since this is not `declare global`. error(moduleName, ts.Diagnostics.Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity, moduleName.text); } } } function addToSymbolTable(target, source, message) { - for (var id in source) { - if (target[id]) { + source.forEach(function (sourceSymbol, id) { + var targetSymbol = target.get(id); + if (targetSymbol) { // Error on redeclarations - ts.forEach(target[id].declarations, addDeclarationDiagnostic(id, message)); + ts.forEach(targetSymbol.declarations, addDeclarationDiagnostic(ts.unescapeLeadingUnderscores(id), message)); } else { - target[id] = source[id]; + target.set(id, sourceSymbol); } - } + }); function addDeclarationDiagnostic(id, message) { return function (declaration) { return diagnostics.add(ts.createDiagnosticForNode(declaration, message, id)); }; } } function getSymbolLinks(symbol) { - if (symbol.flags & 67108864 /* Transient */) + if (symbol.flags & 33554432 /* Transient */) return symbol; var id = getSymbolId(symbol); return symbolLinks[id] || (symbolLinks[id] = {}); @@ -24742,17 +24210,17 @@ var ts; return type.flags & 32768 /* Object */ ? type.objectFlags : 0; } function isGlobalSourceFile(node) { - return node.kind === 261 /* SourceFile */ && !ts.isExternalOrCommonJsModule(node); + return node.kind === 265 /* SourceFile */ && !ts.isExternalOrCommonJsModule(node); } function getSymbol(symbols, name, meaning) { if (meaning) { - var symbol = symbols[name]; + var symbol = symbols.get(name); if (symbol) { - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); + ts.Debug.assert((ts.getCheckFlags(symbol) & 1 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); if (symbol.flags & meaning) { return symbol; } - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { var target = resolveAlias(symbol); // Unknown symbol means an error occurred in alias resolution, treat it as positive answer to avoid cascading errors if (target === unknownSymbol || target.flags & meaning) { @@ -24784,13 +24252,15 @@ var ts; var useFile = ts.getSourceFileOfNode(usage); if (declarationFile !== useFile) { if ((modulekind && (declarationFile.externalModuleIndicator || useFile.externalModuleIndicator)) || - (!compilerOptions.outFile && !compilerOptions.out)) { - // nodes are in different files and order cannot be determines + (!compilerOptions.outFile && !compilerOptions.out) || + isInTypeQuery(usage) || + ts.isInAmbientContext(declaration)) { + // nodes are in different files and order cannot be determined return true; } // declaration is after usage // can be legal if usage is deferred (i.e. inside function or in initializer of instance property) - if (isUsedInFunctionOrNonStaticProperty(usage)) { + if (isUsedInFunctionOrInstanceProperty(usage, declaration)) { return true; } var sourceFiles = host.getSourceFiles(); @@ -24798,32 +24268,46 @@ var ts; } if (declaration.pos <= usage.pos) { // declaration is before usage - if (declaration.kind === 174 /* BindingElement */) { + if (declaration.kind === 176 /* BindingElement */) { // still might be illegal if declaration and usage are both binding elements (eg var [a = b, b = b] = [1, 2]) - var errorBindingElement = ts.getAncestor(usage, 174 /* BindingElement */); + var errorBindingElement = ts.getAncestor(usage, 176 /* BindingElement */); if (errorBindingElement) { - return getAncestorBindingPattern(errorBindingElement) !== getAncestorBindingPattern(declaration) || + return ts.findAncestor(errorBindingElement, ts.isBindingElement) !== ts.findAncestor(declaration, ts.isBindingElement) || declaration.pos < errorBindingElement.pos; } // or it might be illegal if usage happens before parent variable is declared (eg var [a] = a) - return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 223 /* VariableDeclaration */), usage); + return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 226 /* VariableDeclaration */), usage); } - else if (declaration.kind === 223 /* VariableDeclaration */) { + else if (declaration.kind === 226 /* VariableDeclaration */) { // still might be illegal if usage is in the initializer of the variable declaration (eg var a = a) return !isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage); } return true; } - // declaration is after usage - // can be legal if usage is deferred (i.e. inside function or in initializer of instance property) + // declaration is after usage, but it can still be legal if usage is deferred: + // 1. inside an export specifier + // 2. inside a function + // 3. inside an instance property initializer, a reference to a non-instance property + // 4. inside a static property initializer, a reference to a static method in the same class + // 5. inside a TS export= declaration (since we will move the export statement during emit to avoid TDZ) + // or if usage is in a type context: + // 1. inside a type query (typeof in type position) + if (usage.parent.kind === 246 /* ExportSpecifier */ || (usage.parent.kind === 243 /* ExportAssignment */ && usage.parent.isExportEquals)) { + // export specifiers do not use the variable, they only make it available for use + return true; + } + // When resolving symbols for exports, the `usage` location passed in can be the export site directly + if (usage.kind === 243 /* ExportAssignment */ && usage.isExportEquals) { + return true; + } var container = ts.getEnclosingBlockScopeContainer(declaration); - return isUsedInFunctionOrNonStaticProperty(usage, container); + return isInTypeQuery(usage) || isUsedInFunctionOrInstanceProperty(usage, declaration, container); function isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage) { var container = ts.getEnclosingBlockScopeContainer(declaration); switch (declaration.parent.parent.kind) { - case 205 /* VariableStatement */: - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: + case 208 /* VariableStatement */: + case 214 /* ForStatement */: + case 216 /* ForOfStatement */: // variable statement/for/for-of statement case, // use site should not be inside variable declaration (initializer of declaration or binding element) if (isSameScopeDescendentOf(usage, declaration, container)) { @@ -24831,52 +24315,51 @@ var ts; } break; } - switch (declaration.parent.parent.kind) { - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - // ForIn/ForOf case - use site should not be used in expression part - if (isSameScopeDescendentOf(usage, declaration.parent.parent.expression, container)) { - return true; - } - } - return false; + // ForIn/ForOf case - use site should not be used in expression part + return ts.isForInOrOfStatement(declaration.parent.parent) && isSameScopeDescendentOf(usage, declaration.parent.parent.expression, container); } - function isUsedInFunctionOrNonStaticProperty(usage, container) { - var current = usage; - while (current) { + function isUsedInFunctionOrInstanceProperty(usage, declaration, container) { + return !!ts.findAncestor(usage, function (current) { if (current === container) { - return false; + return "quit"; } if (ts.isFunctionLike(current)) { return true; } - var initializerOfNonStaticProperty = current.parent && - current.parent.kind === 147 /* PropertyDeclaration */ && - (ts.getModifierFlags(current.parent) & 32 /* Static */) === 0 && + var initializerOfProperty = current.parent && + current.parent.kind === 149 /* PropertyDeclaration */ && current.parent.initializer === current; - if (initializerOfNonStaticProperty) { - return true; - } - current = current.parent; - } - return false; - } - function getAncestorBindingPattern(node) { - while (node) { - if (ts.isBindingPattern(node)) { - return node; + if (initializerOfProperty) { + if (ts.hasModifier(current.parent, 32 /* Static */)) { + if (declaration.kind === 151 /* MethodDeclaration */) { + return true; + } + } + else { + var isDeclarationInstanceProperty = declaration.kind === 149 /* PropertyDeclaration */ && !ts.hasModifier(declaration, 32 /* Static */); + if (!isDeclarationInstanceProperty || ts.getContainingClass(usage) !== ts.getContainingClass(declaration)) { + return true; + } + } } - node = node.parent; - } - return undefined; + }); } } - // Resolve a given name for a given meaning at a given location. An error is reported if the name was not found and - // the nameNotFoundMessage argument is not undefined. Returns the resolved symbol, or undefined if no symbol with - // the given name can be found. - function resolveName(location, name, meaning, nameNotFoundMessage, nameArg) { + /** + * Resolve a given name for a given meaning at a given location. An error is reported if the name was not found and + * the nameNotFoundMessage argument is not undefined. Returns the resolved symbol, or undefined if no symbol with + * the given name can be found. + * + * @param isUse If true, this will count towards --noUnusedLocals / --noUnusedParameters. + */ + function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, suggestedNameNotFoundMessage) { + return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, getSymbol, suggestedNameNotFoundMessage); + } + function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, lookup, suggestedNameNotFoundMessage) { + var originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location var result; var lastLocation; + var lastNonBlockLocation; var propertyWithInvalidInitializer; var errorLocation = location; var grandparent; @@ -24884,7 +24367,7 @@ var ts; loop: while (location) { // Locals of a source file are not in scope (because they get merged into the global symbol table) if (location.locals && !isGlobalSourceFile(location)) { - if (result = getSymbol(location.locals, name, meaning)) { + if (result = lookup(location.locals, name, meaning)) { var useResult = true; if (ts.isFunctionLike(location) && lastLocation && lastLocation !== location.body) { // symbol lookup restrictions for function-like declarations @@ -24893,11 +24376,13 @@ var ts; // - parameters are only in the scope of function body // This restriction does not apply to JSDoc comment types because they are parented // at a higher level than type parameters would normally be - if (meaning & result.flags & 793064 /* Type */ && lastLocation.kind !== 278 /* JSDocComment */) { + if (meaning & result.flags & 793064 /* Type */ && lastLocation.kind !== 275 /* JSDocComment */) { useResult = result.flags & 262144 /* TypeParameter */ + // type parameters are visible in parameter list, return type and type parameter list ? lastLocation === location.type || - lastLocation.kind === 144 /* Parameter */ || - lastLocation.kind === 143 /* TypeParameter */ + lastLocation.kind === 146 /* Parameter */ || + lastLocation.kind === 145 /* TypeParameter */ + // local types not visible outside the function body : false; } if (meaning & 107455 /* Value */ && result.flags & 1 /* FunctionScopedVariable */) { @@ -24906,9 +24391,9 @@ var ts; // however it is detected separately when checking initializers of parameters // to make sure that they reference no variables declared after them. useResult = - lastLocation.kind === 144 /* Parameter */ || + lastLocation.kind === 146 /* Parameter */ || (lastLocation === location.type && - result.valueDeclaration.kind === 144 /* Parameter */); + result.valueDeclaration.kind === 146 /* Parameter */); } } if (useResult) { @@ -24920,18 +24405,19 @@ var ts; } } switch (location.kind) { - case 261 /* SourceFile */: + case 265 /* SourceFile */: if (!ts.isExternalOrCommonJsModule(location)) break; isInExternalModule = true; - case 230 /* ModuleDeclaration */: + // falls through + case 233 /* ModuleDeclaration */: var moduleExports = getSymbolOfNode(location).exports; - if (location.kind === 261 /* SourceFile */ || ts.isAmbientModule(location)) { + if (location.kind === 265 /* SourceFile */ || ts.isAmbientModule(location)) { // It's an external module. First see if the module has an export default and if the local // name of that export default matches. - if (result = moduleExports["default"]) { + if (result = moduleExports.get("default")) { var localSymbol = ts.getLocalSymbolForExportDefault(result); - if (localSymbol && (result.flags & meaning) && localSymbol.name === name) { + if (localSymbol && (result.flags & meaning) && localSymbol.escapedName === name) { break loop; } result = undefined; @@ -24947,44 +24433,50 @@ var ts; // 2. We check === SymbolFlags.Alias in order to check that the symbol is *purely* // an alias. If we used &, we'd be throwing out symbols that have non alias aspects, // which is not the desired behavior. - if (moduleExports[name] && - moduleExports[name].flags === 8388608 /* Alias */ && - ts.getDeclarationOfKind(moduleExports[name], 243 /* ExportSpecifier */)) { + var moduleExport = moduleExports.get(name); + if (moduleExport && + moduleExport.flags === 2097152 /* Alias */ && + ts.getDeclarationOfKind(moduleExport, 246 /* ExportSpecifier */)) { break; } } - if (result = getSymbol(moduleExports, name, meaning & 8914931 /* ModuleMember */)) { + if (result = lookup(moduleExports, name, meaning & 2623475 /* ModuleMember */)) { break loop; } break; - case 229 /* EnumDeclaration */: - if (result = getSymbol(getSymbolOfNode(location).exports, name, meaning & 8 /* EnumMember */)) { + case 232 /* EnumDeclaration */: + if (result = lookup(getSymbolOfNode(location).exports, name, meaning & 8 /* EnumMember */)) { break loop; } break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: // TypeScript 1.0 spec (April 2014): 8.4.1 // Initializer expressions for instance member variables are evaluated in the scope // of the class constructor body but are not permitted to reference parameters or // local variables of the constructor. This effectively means that entities from outer scopes // by the same name as a constructor parameter or local variable are inaccessible // in initializer expressions for instance member variables. - if (ts.isClassLike(location.parent) && !(ts.getModifierFlags(location) & 32 /* Static */)) { + if (ts.isClassLike(location.parent) && !ts.hasModifier(location, 32 /* Static */)) { var ctor = findConstructorDeclaration(location.parent); if (ctor && ctor.locals) { - if (getSymbol(ctor.locals, name, meaning & 107455 /* Value */)) { + if (lookup(ctor.locals, name, meaning & 107455 /* Value */)) { // Remember the property node, it will be used later to report appropriate error propertyWithInvalidInitializer = location; } } } break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - if (result = getSymbol(getSymbolOfNode(location).members, name, meaning & 793064 /* Type */)) { - if (lastLocation && ts.getModifierFlags(lastLocation) & 32 /* Static */) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + if (result = lookup(getSymbolOfNode(location).members, name, meaning & 793064 /* Type */)) { + if (!isTypeParameterSymbolDeclaredInContainer(result, location)) { + // ignore type parameters not declared in this container + result = undefined; + break; + } + if (lastLocation && ts.hasModifier(lastLocation, 32 /* Static */)) { // TypeScript 1.0 spec (April 2014): 3.4.1 // The scope of a type parameter extends over the entire declaration with which the type // parameter list is associated, with the exception of static member declarations in classes. @@ -24993,14 +24485,26 @@ var ts; } break loop; } - if (location.kind === 197 /* ClassExpression */ && meaning & 32 /* Class */) { + if (location.kind === 199 /* ClassExpression */ && meaning & 32 /* Class */) { var className = location.name; - if (className && name === className.text) { + if (className && name === className.escapedText) { result = location.symbol; break loop; } } break; + case 201 /* ExpressionWithTypeArguments */: + // The type parameters of a class are not in scope in the base class expression. + if (lastLocation === location.expression && location.parent.token === 85 /* ExtendsKeyword */) { + var container = location.parent.parent; + if (ts.isClassLike(container) && (result = lookup(getSymbolOfNode(container).members, name, meaning & 793064 /* Type */))) { + if (nameNotFoundMessage) { + error(errorLocation, ts.Diagnostics.Base_class_expressions_cannot_reference_class_type_parameters); + } + return undefined; + } + } + break; // It is not legal to reference a class's own type parameters from a computed property name that // belongs to the class. For example: // @@ -25009,42 +24513,42 @@ var ts; // [foo()]() { } // <-- Reference to T from class's own computed property // } // - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: grandparent = location.parent.parent; - if (ts.isClassLike(grandparent) || grandparent.kind === 227 /* InterfaceDeclaration */) { + if (ts.isClassLike(grandparent) || grandparent.kind === 230 /* InterfaceDeclaration */) { // A reference to this grandparent's type parameters would be an error - if (result = getSymbol(getSymbolOfNode(grandparent).members, name, meaning & 793064 /* Type */)) { + if (result = lookup(getSymbolOfNode(grandparent).members, name, meaning & 793064 /* Type */)) { error(errorLocation, ts.Diagnostics.A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type); return undefined; } } break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: if (meaning & 3 /* Variable */ && name === "arguments") { result = argumentsSymbol; break loop; } break; - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: if (meaning & 3 /* Variable */ && name === "arguments") { result = argumentsSymbol; break loop; } if (meaning & 16 /* Function */) { var functionName = location.name; - if (functionName && name === functionName.text) { + if (functionName && name === functionName.escapedText) { result = location.symbol; break loop; } } break; - case 145 /* Decorator */: + case 147 /* Decorator */: // Decorators are resolved at the class declaration. Resolving at the parameter // or member would result in looking up locals in the method. // @@ -25053,7 +24557,7 @@ var ts; // method(@y x, y) {} // <-- decorator y should be resolved at the class declaration, not the parameter. // } // - if (location.parent && location.parent.kind === 144 /* Parameter */) { + if (location.parent && location.parent.kind === 146 /* Parameter */) { location = location.parent; } // @@ -25067,14 +24571,26 @@ var ts; } break; } + if (location.kind !== 207 /* Block */) { + lastNonBlockLocation = location; + } lastLocation = location; location = location.parent; } - if (result && nameNotFoundMessage && noUnusedIdentifiers) { + // We just climbed up parents looking for the name, meaning that we started in a descendant node of `lastLocation`. + // If `result === lastLocation.symbol`, that means that we are somewhere inside `lastLocation` looking up a name, and resolving to `lastLocation` itself. + // That means that this is a self-reference of `lastLocation`, and shouldn't count this when considering whether `lastLocation` is used. + if (isUse && result && nameNotFoundMessage && noUnusedIdentifiers && result !== lastNonBlockLocation.symbol) { result.isReferenced = true; } if (!result) { - result = getSymbol(globals, name, meaning); + if (lastLocation) { + ts.Debug.assert(lastLocation.kind === 265 /* SourceFile */); + if (lastLocation.commonJsModuleIndicator && name === "exports") { + return lastLocation.symbol; + } + } + result = lookup(globals, name, meaning); } if (!result) { if (nameNotFoundMessage) { @@ -25082,8 +24598,19 @@ var ts; !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && !checkAndReportErrorForExtendingInterface(errorLocation) && !checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) && - !checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning)) { - error(errorLocation, nameNotFoundMessage, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg)); + !checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) && + !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning)) { + var suggestion = void 0; + if (suggestedNameNotFoundMessage && suggestionCount < maximumSuggestionCount) { + suggestion = getSuggestionForNonexistentSymbol(originalLocation, name, meaning); + if (suggestion) { + error(errorLocation, suggestedNameNotFoundMessage, diagnosticName(nameArg), suggestion); + } + } + if (!suggestion) { + error(errorLocation, nameNotFoundMessage, diagnosticName(nameArg)); + } + suggestionCount++; } } return undefined; @@ -25094,41 +24621,55 @@ var ts; // We have a match, but the reference occurred within a property initializer and the identifier also binds // to a local variable in the constructor where the code will be emitted. var propertyName = propertyWithInvalidInitializer.name; - error(errorLocation, ts.Diagnostics.Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor, ts.declarationNameToString(propertyName), typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg)); + error(errorLocation, ts.Diagnostics.Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor, ts.declarationNameToString(propertyName), diagnosticName(nameArg)); return undefined; } - // Only check for block-scoped variable if we are looking for the + // Only check for block-scoped variable if we have an error location and are looking for the // name with variable meaning // For example, // declare module foo { // interface bar {} // } // const foo/*1*/: foo/*2*/.bar; - // The foo at /*1*/ and /*2*/ will share same symbol with two meaning - // block - scope variable and namespace module. However, only when we + // The foo at /*1*/ and /*2*/ will share same symbol with two meanings: + // block-scoped variable and namespace module. However, only when we // try to resolve name in /*1*/ which is used in variable position, - // we want to check for block- scoped - if (meaning & 2 /* BlockScopedVariable */) { + // we want to check for block-scoped + if (errorLocation && + (meaning & 2 /* BlockScopedVariable */ || + ((meaning & 32 /* Class */ || meaning & 384 /* Enum */) && (meaning & 107455 /* Value */) === 107455 /* Value */))) { var exportOrLocalSymbol = getExportSymbolOfValueSymbolIfExported(result); - if (exportOrLocalSymbol.flags & 2 /* BlockScopedVariable */) { + if (exportOrLocalSymbol.flags & 2 /* BlockScopedVariable */ || exportOrLocalSymbol.flags & 32 /* Class */ || exportOrLocalSymbol.flags & 384 /* Enum */) { checkResolvedBlockScopedVariable(exportOrLocalSymbol, errorLocation); } } // If we're in an external module, we can't reference value symbols created from UMD export declarations if (result && isInExternalModule && (meaning & 107455 /* Value */) === 107455 /* Value */) { var decls = result.declarations; - if (decls && decls.length === 1 && decls[0].kind === 233 /* NamespaceExportDeclaration */) { - error(errorLocation, ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead, name); + if (decls && decls.length === 1 && decls[0].kind === 236 /* NamespaceExportDeclaration */) { + error(errorLocation, ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead, ts.unescapeLeadingUnderscores(name)); } } } return result; } + function diagnosticName(nameArg) { + return ts.isString(nameArg) ? ts.unescapeLeadingUnderscores(nameArg) : ts.declarationNameToString(nameArg); + } + function isTypeParameterSymbolDeclaredInContainer(symbol, container) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + if (decl.kind === 145 /* TypeParameter */ && decl.parent === container) { + return true; + } + } + return false; + } function checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) { - if ((errorLocation.kind === 70 /* Identifier */ && (isTypeReferenceIdentifier(errorLocation)) || isInTypeQuery(errorLocation))) { + if ((errorLocation.kind === 71 /* Identifier */ && (isTypeReferenceIdentifier(errorLocation)) || isInTypeQuery(errorLocation))) { return false; } - var container = ts.getThisContainer(errorLocation, /* includeArrowFunctions */ true); + var container = ts.getThisContainer(errorLocation, /*includeArrowFunctions*/ true); var location = container; while (location) { if (ts.isClassLike(location.parent)) { @@ -25139,15 +24680,15 @@ var ts; // Check to see if a static member exists. var constructorType = getTypeOfSymbol(classSymbol); if (getPropertyOfType(constructorType, name)) { - error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_static_member_1_0, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg), symbolToString(classSymbol)); + error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_static_member_1_0, diagnosticName(nameArg), symbolToString(classSymbol)); return true; } // No static member is present. // Check if we're in an instance method and look for a relevant instance member. - if (location === container && !(ts.getModifierFlags(location) & 32 /* Static */)) { + if (location === container && !ts.hasModifier(location, 32 /* Static */)) { var instanceType = getDeclaredTypeOfSymbol(classSymbol).thisType; if (getPropertyOfType(instanceType, name)) { - error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg)); + error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0, diagnosticName(nameArg)); return true; } } @@ -25170,21 +24711,33 @@ var ts; */ function getEntityNameForExtendingInterface(node) { switch (node.kind) { - case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: + case 71 /* Identifier */: + case 179 /* PropertyAccessExpression */: return node.parent ? getEntityNameForExtendingInterface(node.parent) : undefined; - case 199 /* ExpressionWithTypeArguments */: - ts.Debug.assert(ts.isEntityNameExpression(node.expression)); - return node.expression; + case 201 /* ExpressionWithTypeArguments */: + if (ts.isEntityNameExpression(node.expression)) { + return node.expression; + } + // falls through default: return undefined; } } function checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) { if (meaning === 1920 /* Namespace */) { - var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)); + var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); + var parent = errorLocation.parent; if (symbol) { - error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here, name); + if (ts.isQualifiedName(parent)) { + ts.Debug.assert(parent.left === errorLocation, "Should only be resolving left side of qualified name as a namespace"); + var propName = parent.right.escapedText; + var propType = getPropertyOfType(getDeclaredTypeOfSymbol(symbol), propName); + if (propType) { + error(parent, ts.Diagnostics.Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1, ts.unescapeLeadingUnderscores(name), ts.unescapeLeadingUnderscores(propName)); + return true; + } + } + error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here, ts.unescapeLeadingUnderscores(name)); return true; } } @@ -25192,21 +24745,50 @@ var ts; } function checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) { if (meaning & (107455 /* Value */ & ~1024 /* NamespaceModule */)) { - var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)); + if (name === "any" || name === "string" || name === "number" || name === "boolean" || name === "never") { + error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, ts.unescapeLeadingUnderscores(name)); + return true; + } + var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); if (symbol && !(symbol.flags & 1024 /* NamespaceModule */)) { - error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, name); + error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, ts.unescapeLeadingUnderscores(name)); + return true; + } + } + return false; + } + function checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) { + if (meaning & (107455 /* Value */ & ~1024 /* NamespaceModule */ & ~793064 /* Type */)) { + var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 /* NamespaceModule */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); + if (symbol) { + error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_value, ts.unescapeLeadingUnderscores(name)); + return true; + } + } + else if (meaning & (793064 /* Type */ & ~1024 /* NamespaceModule */ & ~107455 /* Value */)) { + var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 /* NamespaceModule */ & ~793064 /* Type */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); + if (symbol) { + error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_type, ts.unescapeLeadingUnderscores(name)); return true; } } return false; } function checkResolvedBlockScopedVariable(result, errorLocation) { - ts.Debug.assert((result.flags & 2 /* BlockScopedVariable */) !== 0); + ts.Debug.assert(!!(result.flags & 2 /* BlockScopedVariable */ || result.flags & 32 /* Class */ || result.flags & 384 /* Enum */)); // Block-scoped variables cannot be used before their definition - var declaration = ts.forEach(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) ? d : undefined; }); - ts.Debug.assert(declaration !== undefined, "Block-scoped variable declaration is undefined"); + var declaration = ts.forEach(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) || ts.isClassLike(d) || (d.kind === 232 /* EnumDeclaration */) ? d : undefined; }); + ts.Debug.assert(declaration !== undefined, "Declaration to checkResolvedBlockScopedVariable is undefined"); if (!ts.isInAmbientContext(declaration) && !isBlockScopedNameDeclaredBeforeUse(declaration, errorLocation)) { - error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.declarationNameToString(declaration.name)); + if (result.flags & 2 /* BlockScopedVariable */) { + error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.declarationNameToString(ts.getNameOfDeclaration(declaration))); + } + else if (result.flags & 32 /* Class */) { + error(errorLocation, ts.Diagnostics.Class_0_used_before_its_declaration, ts.declarationNameToString(ts.getNameOfDeclaration(declaration))); + } + else if (result.flags & 256 /* RegularEnum */) { + error(errorLocation, ts.Diagnostics.Enum_0_used_before_its_declaration, ts.declarationNameToString(ts.getNameOfDeclaration(declaration))); + } } } /* Starting from 'initial' node walk up the parent chain until 'stopAt' node is reached. @@ -25214,56 +24796,56 @@ var ts; * Return false if 'stopAt' node is reached or isFunctionLike(current) === true. */ function isSameScopeDescendentOf(initial, parent, stopAt) { - if (!parent) { - return false; - } - for (var current = initial; current && current !== stopAt && !ts.isFunctionLike(current); current = current.parent) { - if (current === parent) { - return true; - } - } - return false; + return parent && !!ts.findAncestor(initial, function (n) { return n === stopAt || ts.isFunctionLike(n) ? "quit" : n === parent; }); } function getAnyImportSyntax(node) { - if (ts.isAliasSymbolDeclaration(node)) { - if (node.kind === 234 /* ImportEqualsDeclaration */) { + switch (node.kind) { + case 237 /* ImportEqualsDeclaration */: return node; - } - while (node && node.kind !== 235 /* ImportDeclaration */) { - node = node.parent; - } - return node; + case 239 /* ImportClause */: + return node.parent; + case 240 /* NamespaceImport */: + return node.parent.parent; + case 242 /* ImportSpecifier */: + return node.parent.parent.parent; + default: + return undefined; } } function getDeclarationOfAliasSymbol(symbol) { return ts.find(symbol.declarations, ts.isAliasSymbolDeclaration); } - function getTargetOfImportEqualsDeclaration(node) { - if (node.moduleReference.kind === 245 /* ExternalModuleReference */) { + function getTargetOfImportEqualsDeclaration(node, dontResolveAlias) { + if (node.moduleReference.kind === 248 /* ExternalModuleReference */) { return resolveExternalModuleSymbol(resolveExternalModuleName(node, ts.getExternalModuleImportEqualsDeclarationExpression(node))); } - return getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference); + return getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference, dontResolveAlias); } - function getTargetOfImportClause(node) { + function getTargetOfImportClause(node, dontResolveAlias) { var moduleSymbol = resolveExternalModuleName(node, node.parent.moduleSpecifier); if (moduleSymbol) { - var exportDefaultSymbol = ts.isShorthandAmbientModuleSymbol(moduleSymbol) ? - moduleSymbol : - moduleSymbol.exports["export="] ? - getPropertyOfType(getTypeOfSymbol(moduleSymbol.exports["export="]), "default") : - resolveSymbol(moduleSymbol.exports["default"]); + var exportDefaultSymbol = void 0; + if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) { + exportDefaultSymbol = moduleSymbol; + } + else { + var exportValue = moduleSymbol.exports.get("export="); + exportDefaultSymbol = exportValue + ? getPropertyOfType(getTypeOfSymbol(exportValue), "default") + : resolveSymbol(moduleSymbol.exports.get("default"), dontResolveAlias); + } if (!exportDefaultSymbol && !allowSyntheticDefaultImports) { error(node.name, ts.Diagnostics.Module_0_has_no_default_export, symbolToString(moduleSymbol)); } else if (!exportDefaultSymbol && allowSyntheticDefaultImports) { - return resolveExternalModuleSymbol(moduleSymbol) || resolveSymbol(moduleSymbol); + return resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias); } return exportDefaultSymbol; } } - function getTargetOfNamespaceImport(node) { + function getTargetOfNamespaceImport(node, dontResolveAlias) { var moduleSpecifier = node.parent.parent.moduleSpecifier; - return resolveESModuleSymbol(resolveExternalModuleName(node, moduleSpecifier), moduleSpecifier); + return resolveESModuleSymbol(resolveExternalModuleName(node, moduleSpecifier), moduleSpecifier, dontResolveAlias); } // This function creates a synthetic symbol that combines the value side of one symbol with the // type/namespace side of another symbol. Consider this example: @@ -25284,10 +24866,13 @@ var ts; // An 'import { Point } from "graphics"' needs to create a symbol that combines the value side 'Point' // property with the type/namespace side interface 'Point'. function combineValueAndTypeSymbols(valueSymbol, typeSymbol) { + if (valueSymbol === unknownSymbol && typeSymbol === unknownSymbol) { + return unknownSymbol; + } if (valueSymbol.flags & (793064 /* Type */ | 1920 /* Namespace */)) { return valueSymbol; } - var result = createSymbol(valueSymbol.flags | typeSymbol.flags, valueSymbol.name); + var result = createSymbol(valueSymbol.flags | typeSymbol.flags, valueSymbol.escapedName); result.declarations = ts.concatenate(valueSymbol.declarations, typeSymbol.declarations); result.parent = valueSymbol.parent || typeSymbol.parent; if (valueSymbol.valueDeclaration) @@ -25298,12 +24883,9 @@ var ts; result.exports = valueSymbol.exports; return result; } - function getExportOfModule(symbol, name) { + function getExportOfModule(symbol, name, dontResolveAlias) { if (symbol.flags & 1536 /* Module */) { - var exportedSymbol = getExportsOfSymbol(symbol)[name]; - if (exportedSymbol) { - return resolveSymbol(exportedSymbol); - } + return resolveSymbol(getExportsOfSymbol(symbol).get(name), dontResolveAlias); } } function getPropertyOfVariable(symbol, name) { @@ -25314,77 +24896,85 @@ var ts; } } } - function getExternalModuleMember(node, specifier) { + function getExternalModuleMember(node, specifier, dontResolveAlias) { var moduleSymbol = resolveExternalModuleName(node, node.moduleSpecifier); - var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.moduleSpecifier); + var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.moduleSpecifier, dontResolveAlias); if (targetSymbol) { - var name_16 = specifier.propertyName || specifier.name; - if (name_16.text) { + var name = specifier.propertyName || specifier.name; + if (name.escapedText) { if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) { return moduleSymbol; } var symbolFromVariable = void 0; // First check if module was specified with "export=". If so, get the member from the resolved type - if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports["export="]) { - symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name_16.text); + if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports.get("export=")) { + symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name.escapedText); } else { - symbolFromVariable = getPropertyOfVariable(targetSymbol, name_16.text); + symbolFromVariable = getPropertyOfVariable(targetSymbol, name.escapedText); } // if symbolFromVariable is export - get its final target - symbolFromVariable = resolveSymbol(symbolFromVariable); - var symbolFromModule = getExportOfModule(targetSymbol, name_16.text); + symbolFromVariable = resolveSymbol(symbolFromVariable, dontResolveAlias); + var symbolFromModule = getExportOfModule(targetSymbol, name.escapedText, dontResolveAlias); // If the export member we're looking for is default, and there is no real default but allowSyntheticDefaultImports is on, return the entire module as the default - if (!symbolFromModule && allowSyntheticDefaultImports && name_16.text === "default") { - symbolFromModule = resolveExternalModuleSymbol(moduleSymbol) || resolveSymbol(moduleSymbol); + if (!symbolFromModule && allowSyntheticDefaultImports && name.escapedText === "default") { + symbolFromModule = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias); } var symbol = symbolFromModule && symbolFromVariable ? combineValueAndTypeSymbols(symbolFromVariable, symbolFromModule) : symbolFromModule || symbolFromVariable; if (!symbol) { - error(name_16, ts.Diagnostics.Module_0_has_no_exported_member_1, getFullyQualifiedName(moduleSymbol), ts.declarationNameToString(name_16)); + error(name, ts.Diagnostics.Module_0_has_no_exported_member_1, getFullyQualifiedName(moduleSymbol), ts.declarationNameToString(name)); } return symbol; } } } - function getTargetOfImportSpecifier(node) { - return getExternalModuleMember(node.parent.parent.parent, node); + function getTargetOfImportSpecifier(node, dontResolveAlias) { + return getExternalModuleMember(node.parent.parent.parent, node, dontResolveAlias); } - function getTargetOfNamespaceExportDeclaration(node) { - return resolveExternalModuleSymbol(node.parent.symbol); + function getTargetOfNamespaceExportDeclaration(node, dontResolveAlias) { + return resolveExternalModuleSymbol(node.parent.symbol, dontResolveAlias); } - function getTargetOfExportSpecifier(node) { + function getTargetOfExportSpecifier(node, meaning, dontResolveAlias) { return node.parent.parent.moduleSpecifier ? - getExternalModuleMember(node.parent.parent, node) : - resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */); + getExternalModuleMember(node.parent.parent, node, dontResolveAlias) : + resolveEntityName(node.propertyName || node.name, meaning, /*ignoreErrors*/ false, dontResolveAlias); } - function getTargetOfExportAssignment(node) { - return resolveEntityName(node.expression, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */); + function getTargetOfExportAssignment(node, dontResolveAlias) { + return resolveEntityName(node.expression, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } - function getTargetOfAliasDeclaration(node) { + function getTargetOfAliasDeclaration(node, dontRecursivelyResolve) { switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - return getTargetOfImportEqualsDeclaration(node); - case 236 /* ImportClause */: - return getTargetOfImportClause(node); - case 237 /* NamespaceImport */: - return getTargetOfNamespaceImport(node); - case 239 /* ImportSpecifier */: - return getTargetOfImportSpecifier(node); - case 243 /* ExportSpecifier */: - return getTargetOfExportSpecifier(node); - case 240 /* ExportAssignment */: - return getTargetOfExportAssignment(node); - case 233 /* NamespaceExportDeclaration */: - return getTargetOfNamespaceExportDeclaration(node); - } - } - function resolveSymbol(symbol) { - return symbol && symbol.flags & 8388608 /* Alias */ && !(symbol.flags & (107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */)) ? resolveAlias(symbol) : symbol; + case 237 /* ImportEqualsDeclaration */: + return getTargetOfImportEqualsDeclaration(node, dontRecursivelyResolve); + case 239 /* ImportClause */: + return getTargetOfImportClause(node, dontRecursivelyResolve); + case 240 /* NamespaceImport */: + return getTargetOfNamespaceImport(node, dontRecursivelyResolve); + case 242 /* ImportSpecifier */: + return getTargetOfImportSpecifier(node, dontRecursivelyResolve); + case 246 /* ExportSpecifier */: + return getTargetOfExportSpecifier(node, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, dontRecursivelyResolve); + case 243 /* ExportAssignment */: + return getTargetOfExportAssignment(node, dontRecursivelyResolve); + case 236 /* NamespaceExportDeclaration */: + return getTargetOfNamespaceExportDeclaration(node, dontRecursivelyResolve); + } + } + /** + * Indicates that a symbol is an alias that does not merge with a local declaration. + */ + function isNonLocalAlias(symbol, excludes) { + if (excludes === void 0) { excludes = 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */; } + return symbol && (symbol.flags & (2097152 /* Alias */ | excludes)) === 2097152 /* Alias */; + } + function resolveSymbol(symbol, dontResolveAlias) { + var shouldResolve = !dontResolveAlias && isNonLocalAlias(symbol); + return shouldResolve ? resolveAlias(symbol) : symbol; } function resolveAlias(symbol) { - ts.Debug.assert((symbol.flags & 8388608 /* Alias */) !== 0, "Should only get Alias here."); + ts.Debug.assert((symbol.flags & 2097152 /* Alias */) !== 0, "Should only get Alias here."); var links = getSymbolLinks(symbol); if (!links.target) { links.target = resolvingSymbol; @@ -25423,11 +25013,11 @@ var ts; links.referenced = true; var node = getDeclarationOfAliasSymbol(symbol); ts.Debug.assert(!!node); - if (node.kind === 240 /* ExportAssignment */) { + if (node.kind === 243 /* ExportAssignment */) { // export default checkExpressionCached(node.expression); } - else if (node.kind === 243 /* ExportSpecifier */) { + else if (node.kind === 246 /* ExportSpecifier */) { // export { } or export { as foo } checkExpressionCached(node.propertyName || node.name); } @@ -25445,39 +25035,55 @@ var ts; // import a = |b|; // Namespace // import a = |b.c|; // Value, type, namespace // import a = |b.c|.d; // Namespace - if (entityName.kind === 70 /* Identifier */ && ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) { + if (entityName.kind === 71 /* Identifier */ && ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) { entityName = entityName.parent; } // Check for case 1 and 3 in the above example - if (entityName.kind === 70 /* Identifier */ || entityName.parent.kind === 141 /* QualifiedName */) { + if (entityName.kind === 71 /* Identifier */ || entityName.parent.kind === 143 /* QualifiedName */) { return resolveEntityName(entityName, 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } else { // Case 2 in above example // entityName.kind could be a QualifiedName or a Missing identifier - ts.Debug.assert(entityName.parent.kind === 234 /* ImportEqualsDeclaration */); + ts.Debug.assert(entityName.parent.kind === 237 /* ImportEqualsDeclaration */); return resolveEntityName(entityName, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } } function getFullyQualifiedName(symbol) { return symbol.parent ? getFullyQualifiedName(symbol.parent) + "." + symbolToString(symbol) : symbolToString(symbol); } - // Resolves a qualified name and any involved aliases + /** + * Resolves a qualified name and any involved aliases. + */ function resolveEntityName(name, meaning, ignoreErrors, dontResolveAlias, location) { if (ts.nodeIsMissing(name)) { return undefined; } var symbol; - if (name.kind === 70 /* Identifier */) { + if (name.kind === 71 /* Identifier */) { var message = meaning === 1920 /* Namespace */ ? ts.Diagnostics.Cannot_find_namespace_0 : ts.Diagnostics.Cannot_find_name_0; - symbol = resolveName(location || name, name.text, meaning, ignoreErrors ? undefined : message, name); + symbol = resolveName(location || name, name.escapedText, meaning, ignoreErrors ? undefined : message, name, /*isUse*/ true); if (!symbol) { return undefined; } } - else if (name.kind === 141 /* QualifiedName */ || name.kind === 177 /* PropertyAccessExpression */) { - var left = name.kind === 141 /* QualifiedName */ ? name.left : name.expression; - var right = name.kind === 141 /* QualifiedName */ ? name.right : name.name; + else if (name.kind === 143 /* QualifiedName */ || name.kind === 179 /* PropertyAccessExpression */) { + var left = void 0; + if (name.kind === 143 /* QualifiedName */) { + left = name.left; + } + else if (name.kind === 179 /* PropertyAccessExpression */ && + (name.expression.kind === 185 /* ParenthesizedExpression */ || ts.isEntityNameExpression(name.expression))) { + left = name.expression; + } + else { + // If the expression in property-access expression is not entity-name or parenthsizedExpression (e.g. it is a call expression), it won't be able to successfully resolve the name. + // This is the case when we are trying to do any language service operation in heritage clauses. By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression + // will attempt to checkPropertyAccessExpression to resolve symbol. + // i.e class C extends foo()./*do language service operation here*/B {} + return undefined; + } + var right = name.kind === 143 /* QualifiedName */ ? name.right : name.name; var namespace = resolveEntityName(left, 1920 /* Namespace */, ignoreErrors, /*dontResolveAlias*/ false, location); if (!namespace || ts.nodeIsMissing(right)) { return undefined; @@ -25485,7 +25091,7 @@ var ts; else if (namespace === unknownSymbol) { return namespace; } - symbol = getSymbol(getExportsOfSymbol(namespace), right.text, meaning); + symbol = getSymbol(getExportsOfSymbol(namespace), right.escapedText, meaning); if (!symbol) { if (!ignoreErrors) { error(right, ts.Diagnostics.Namespace_0_has_no_exported_member_1, getFullyQualifiedName(namespace), ts.declarationNameToString(right)); @@ -25493,10 +25099,19 @@ var ts; return undefined; } } + else if (name.kind === 185 /* ParenthesizedExpression */) { + // If the expression in parenthesizedExpression is not an entity-name (e.g. it is a call expression), it won't be able to successfully resolve the name. + // This is the case when we are trying to do any language service operation in heritage clauses. + // By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression will attempt to checkPropertyAccessExpression to resolve symbol. + // i.e class C extends foo()./*do language service operation here*/B {} + return ts.isEntityNameExpression(name.expression) ? + resolveEntityName(name.expression, meaning, ignoreErrors, dontResolveAlias, location) : + undefined; + } else { - ts.Debug.fail("Unknown entity name kind."); + ts.Debug.assertNever(name, "Unknown entity name kind."); } - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); + ts.Debug.assert((ts.getCheckFlags(symbol) & 1 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); return (symbol.flags & meaning) || dontResolveAlias ? symbol : resolveAlias(symbol); } function resolveExternalModuleName(location, moduleReferenceExpression) { @@ -25504,7 +25119,7 @@ var ts; } function resolveExternalModuleNameWorker(location, moduleReferenceExpression, moduleNotFoundError, isForAugmentation) { if (isForAugmentation === void 0) { isForAugmentation = false; } - if (moduleReferenceExpression.kind !== 9 /* StringLiteral */) { + if (moduleReferenceExpression.kind !== 9 /* StringLiteral */ && moduleReferenceExpression.kind !== 13 /* NoSubstitutionTemplateLiteral */) { return; } var moduleReferenceLiteral = moduleReferenceExpression; @@ -25512,17 +25127,18 @@ var ts; } function resolveExternalModule(location, moduleReference, moduleNotFoundError, errorNode, isForAugmentation) { if (isForAugmentation === void 0) { isForAugmentation = false; } - // Module names are escaped in our symbol table. However, string literal values aren't. - // Escape the name in the "require(...)" clause to ensure we find the right symbol. - var moduleName = ts.escapeIdentifier(moduleReference); - if (moduleName === undefined) { + if (moduleReference === undefined) { return; } - var ambientModule = tryFindAmbientModule(moduleName, /*withAugmentations*/ true); + if (ts.startsWith(moduleReference, "@types/")) { + var diag = ts.Diagnostics.Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1; + var withoutAtTypePrefix = ts.removePrefix(moduleReference, "@types/"); + error(errorNode, diag, withoutAtTypePrefix, moduleReference); + } + var ambientModule = tryFindAmbientModule(moduleReference, /*withAugmentations*/ true); if (ambientModule) { return ambientModule; } - var isRelative = ts.isExternalModuleNameRelative(moduleName); var resolvedModule = ts.getResolvedModule(ts.getSourceFileOfNode(location), moduleReference); var resolutionDiagnostic = resolvedModule && ts.getResolutionDiagnostic(compilerOptions, resolvedModule); var sourceFile = resolvedModule && !resolutionDiagnostic && host.getSourceFile(resolvedModule.resolvedFileName); @@ -25538,19 +25154,21 @@ var ts; return undefined; } if (patternAmbientModules) { - var pattern = ts.findBestPatternMatch(patternAmbientModules, function (_) { return _.pattern; }, moduleName); + var pattern = ts.findBestPatternMatch(patternAmbientModules, function (_) { return _.pattern; }, moduleReference); if (pattern) { return getMergedSymbol(pattern.symbol); } } // May be an untyped module. If so, ignore resolutionDiagnostic. - if (!isRelative && resolvedModule && !ts.extensionIsTypeScript(resolvedModule.extension)) { + if (resolvedModule && !ts.extensionIsTypeScript(resolvedModule.extension) && resolutionDiagnostic === undefined || resolutionDiagnostic === ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type) { if (isForAugmentation) { var diag = ts.Diagnostics.Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented; error(errorNode, diag, moduleReference, resolvedModule.resolvedFileName); } - else if (compilerOptions.noImplicitAny && moduleNotFoundError) { - error(errorNode, ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type, moduleReference, resolvedModule.resolvedFileName); + else if (noImplicitAny && moduleNotFoundError) { + var errorInfo = !resolvedModule.isExternalLibraryImport ? undefined : ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0, moduleReference); + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type, moduleReference, resolvedModule.resolvedFileName); + diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(errorNode, errorInfo)); } // Failed imports and untyped modules are both treated in an untyped manner; only difference is whether we give a diagnostic first. return undefined; @@ -25558,16 +25176,16 @@ var ts; if (moduleNotFoundError) { // report errors only if it was requested if (resolutionDiagnostic) { - error(errorNode, resolutionDiagnostic, moduleName, resolvedModule.resolvedFileName); + error(errorNode, resolutionDiagnostic, moduleReference, resolvedModule.resolvedFileName); } else { - var tsExtension = ts.tryExtractTypeScriptExtension(moduleName); + var tsExtension = ts.tryExtractTypeScriptExtension(moduleReference); if (tsExtension) { var diag = ts.Diagnostics.An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead; - error(errorNode, diag, tsExtension, ts.removeExtension(moduleName, tsExtension)); + error(errorNode, diag, tsExtension, ts.removeExtension(moduleReference, tsExtension)); } else { - error(errorNode, moduleNotFoundError, moduleName); + error(errorNode, moduleNotFoundError, moduleReference); } } } @@ -25575,98 +25193,118 @@ var ts; } // An external module with an 'export =' declaration resolves to the target of the 'export =' declaration, // and an external module with no 'export =' declaration resolves to the module itself. - function resolveExternalModuleSymbol(moduleSymbol) { - return moduleSymbol && getMergedSymbol(resolveSymbol(moduleSymbol.exports["export="])) || moduleSymbol; + function resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) { + return moduleSymbol && getMergedSymbol(resolveSymbol(moduleSymbol.exports.get("export=" /* ExportEquals */), dontResolveAlias)) || moduleSymbol; } // An external module with an 'export =' declaration may be referenced as an ES6 module provided the 'export =' // references a symbol that is at least declared as a module or a variable. The target of the 'export =' may // combine other declarations with the module or variable (e.g. a class/module, function/module, interface/variable). - function resolveESModuleSymbol(moduleSymbol, moduleReferenceExpression) { - var symbol = resolveExternalModuleSymbol(moduleSymbol); - if (symbol && !(symbol.flags & (1536 /* Module */ | 3 /* Variable */))) { + function resolveESModuleSymbol(moduleSymbol, moduleReferenceExpression, dontResolveAlias) { + var symbol = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias); + if (!dontResolveAlias && symbol && !(symbol.flags & (1536 /* Module */ | 3 /* Variable */))) { error(moduleReferenceExpression, ts.Diagnostics.Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct, symbolToString(moduleSymbol)); - symbol = undefined; } return symbol; } function hasExportAssignmentSymbol(moduleSymbol) { - return moduleSymbol.exports["export="] !== undefined; + return moduleSymbol.exports.get("export=" /* ExportEquals */) !== undefined; } function getExportsOfModuleAsArray(moduleSymbol) { return symbolsToArray(getExportsOfModule(moduleSymbol)); } + function getExportsAndPropertiesOfModule(moduleSymbol) { + var exports = getExportsOfModuleAsArray(moduleSymbol); + var exportEquals = resolveExternalModuleSymbol(moduleSymbol); + if (exportEquals !== moduleSymbol) { + ts.addRange(exports, getPropertiesOfType(getTypeOfSymbol(exportEquals))); + } + return exports; + } function tryGetMemberInModuleExports(memberName, moduleSymbol) { var symbolTable = getExportsOfModule(moduleSymbol); if (symbolTable) { - return symbolTable[memberName]; + return symbolTable.get(memberName); + } + } + function tryGetMemberInModuleExportsAndProperties(memberName, moduleSymbol) { + var symbol = tryGetMemberInModuleExports(memberName, moduleSymbol); + if (!symbol) { + var exportEquals = resolveExternalModuleSymbol(moduleSymbol); + if (exportEquals !== moduleSymbol) { + return getPropertyOfType(getTypeOfSymbol(exportEquals), memberName); + } } + return symbol; } function getExportsOfSymbol(symbol) { return symbol.flags & 1536 /* Module */ ? getExportsOfModule(symbol) : symbol.exports || emptySymbols; } function getExportsOfModule(moduleSymbol) { var links = getSymbolLinks(moduleSymbol); - return links.resolvedExports || (links.resolvedExports = getExportsForModule(moduleSymbol)); + return links.resolvedExports || (links.resolvedExports = getExportsOfModuleWorker(moduleSymbol)); } /** * Extends one symbol table with another while collecting information on name collisions for error message generation into the `lookupTable` argument * Not passing `lookupTable` and `exportNode` disables this collection, and just extends the tables */ function extendExportSymbols(target, source, lookupTable, exportNode) { - for (var id in source) { - if (id !== "default" && !target[id]) { - target[id] = source[id]; + source && source.forEach(function (sourceSymbol, id) { + if (id === "default") + return; + var targetSymbol = target.get(id); + if (!targetSymbol) { + target.set(id, sourceSymbol); if (lookupTable && exportNode) { - lookupTable[id] = { + lookupTable.set(id, { specifierText: ts.getTextOfNode(exportNode.moduleSpecifier) - }; + }); } } - else if (lookupTable && exportNode && id !== "default" && target[id] && resolveSymbol(target[id]) !== resolveSymbol(source[id])) { - if (!lookupTable[id].exportsWithDuplicate) { - lookupTable[id].exportsWithDuplicate = [exportNode]; + else if (lookupTable && exportNode && targetSymbol && resolveSymbol(targetSymbol) !== resolveSymbol(sourceSymbol)) { + var collisionTracker = lookupTable.get(id); + if (!collisionTracker.exportsWithDuplicate) { + collisionTracker.exportsWithDuplicate = [exportNode]; } else { - lookupTable[id].exportsWithDuplicate.push(exportNode); + collisionTracker.exportsWithDuplicate.push(exportNode); } } - } + }); } - function getExportsForModule(moduleSymbol) { + function getExportsOfModuleWorker(moduleSymbol) { var visitedSymbols = []; // A module defined by an 'export=' consists on one export that needs to be resolved moduleSymbol = resolveExternalModuleSymbol(moduleSymbol); - return visit(moduleSymbol) || moduleSymbol.exports; + return visit(moduleSymbol) || emptySymbols; // The ES6 spec permits export * declarations in a module to circularly reference the module itself. For example, // module 'a' can 'export * from "b"' and 'b' can 'export * from "a"' without error. function visit(symbol) { - if (!(symbol && symbol.flags & 1952 /* HasExports */ && !ts.contains(visitedSymbols, symbol))) { + if (!(symbol && symbol.flags & 1952 /* HasExports */ && ts.pushIfUnique(visitedSymbols, symbol))) { return; } - visitedSymbols.push(symbol); var symbols = ts.cloneMap(symbol.exports); // All export * declarations are collected in an __export symbol by the binder - var exportStars = symbol.exports["__export"]; + var exportStars = symbol.exports.get("__export" /* ExportStar */); if (exportStars) { - var nestedSymbols = ts.createMap(); - var lookupTable = ts.createMap(); + var nestedSymbols = ts.createSymbolTable(); + var lookupTable_1 = ts.createMap(); for (var _i = 0, _a = exportStars.declarations; _i < _a.length; _i++) { var node = _a[_i]; var resolvedModule = resolveExternalModuleName(node, node.moduleSpecifier); var exportedSymbols = visit(resolvedModule); - extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable, node); + extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable_1, node); } - for (var id in lookupTable) { - var exportsWithDuplicate = lookupTable[id].exportsWithDuplicate; + lookupTable_1.forEach(function (_a, id) { + var exportsWithDuplicate = _a.exportsWithDuplicate; // It's not an error if the file with multiple `export *`s with duplicate names exports a member with that name itself - if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols[id]) { - continue; + if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols.has(id)) { + return; } - for (var _b = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _b < exportsWithDuplicate_1.length; _b++) { - var node = exportsWithDuplicate_1[_b]; - diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable[id].specifierText, id)); + for (var _i = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _i < exportsWithDuplicate_1.length; _i++) { + var node = exportsWithDuplicate_1[_i]; + diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable_1.get(id).specifierText, ts.unescapeLeadingUnderscores(id))); } - } + }); extendExportSymbols(symbols, nestedSymbols); } return symbols; @@ -25688,26 +25326,13 @@ var ts; : symbol; } function symbolIsValue(symbol) { - // If it is an instantiated symbol, then it is a value if the symbol it is an - // instantiation of is a value. - if (symbol.flags & 16777216 /* Instantiated */) { - return symbolIsValue(getSymbolLinks(symbol).target); - } - // If the symbol has the value flag, it is trivially a value. - if (symbol.flags & 107455 /* Value */) { - return true; - } - // If it is an alias, then it is a value if the symbol it resolves to is a value. - if (symbol.flags & 8388608 /* Alias */) { - return (resolveAlias(symbol).flags & 107455 /* Value */) !== 0; - } - return false; + return !!(symbol.flags & 107455 /* Value */ || symbol.flags & 2097152 /* Alias */ && resolveAlias(symbol).flags & 107455 /* Value */); } function findConstructorDeclaration(node) { var members = node.members; - for (var _i = 0, members_1 = members; _i < members_1.length; _i++) { - var member = members_1[_i]; - if (member.kind === 150 /* Constructor */ && ts.nodeIsPresent(member.body)) { + for (var _i = 0, members_2 = members; _i < members_2.length; _i++) { + var member = members_2[_i]; + if (member.kind === 152 /* Constructor */ && ts.nodeIsPresent(member.body)) { return member; } } @@ -25735,6 +25360,9 @@ var ts; type.symbol = symbol; return type; } + function createTypeofType() { + return getUnionType(ts.arrayFrom(typeofEQFacts.keys(), getLiteralType)); + } // A reserved member name starts with two underscores, but the third character cannot be an underscore // or the @ symbol. A third underscore indicates an escaped form of an identifer that started // with at least two underscores. The @ character indicates that the name is denoted by a well known ES @@ -25747,17 +25375,16 @@ var ts; } function getNamedMembers(members) { var result; - for (var id in members) { + members.forEach(function (symbol, id) { if (!isReservedMemberName(id)) { if (!result) result = []; - var symbol = members[id]; if (symbolIsValue(symbol)) { result.push(symbol); } } - } - return result || emptyArray; + }); + return result || ts.emptyArray; } function setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo) { type.members = members; @@ -25775,20 +25402,21 @@ var ts; } function forEachSymbolTableInScope(enclosingDeclaration, callback) { var result; - for (var location_1 = enclosingDeclaration; location_1; location_1 = location_1.parent) { + for (var location = enclosingDeclaration; location; location = location.parent) { // Locals of a source file are not in scope (because they get merged into the global symbol table) - if (location_1.locals && !isGlobalSourceFile(location_1)) { - if (result = callback(location_1.locals)) { + if (location.locals && !isGlobalSourceFile(location)) { + if (result = callback(location.locals)) { return result; } } - switch (location_1.kind) { - case 261 /* SourceFile */: - if (!ts.isExternalOrCommonJsModule(location_1)) { + switch (location.kind) { + case 265 /* SourceFile */: + if (!ts.isExternalOrCommonJsModule(location)) { break; } - case 230 /* ModuleDeclaration */: - if (result = callback(getSymbolOfNode(location_1).exports)) { + // falls through + case 233 /* ModuleDeclaration */: + if (result = callback(getSymbolOfNode(location).exports)) { return result; } break; @@ -25801,74 +25429,68 @@ var ts; return rightMeaning === 107455 /* Value */ ? 107455 /* Value */ : 1920 /* Namespace */; } function getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, useOnlyExternalAliasing) { - function getAccessibleSymbolChainFromSymbolTable(symbols) { - return getAccessibleSymbolChainFromSymbolTableWorker(symbols, []); + if (!(symbol && !isPropertyOrMethodDeclarationSymbol(symbol))) { + return undefined; } - function getAccessibleSymbolChainFromSymbolTableWorker(symbols, visitedSymbolTables) { - if (ts.contains(visitedSymbolTables, symbols)) { + var visitedSymbolTables = []; + return forEachSymbolTableInScope(enclosingDeclaration, getAccessibleSymbolChainFromSymbolTable); + function getAccessibleSymbolChainFromSymbolTable(symbols) { + if (!ts.pushIfUnique(visitedSymbolTables, symbols)) { return undefined; } - visitedSymbolTables.push(symbols); var result = trySymbolTable(symbols); visitedSymbolTables.pop(); return result; - function canQualifySymbol(symbolFromSymbolTable, meaning) { - // If the symbol is equivalent and doesn't need further qualification, this symbol is accessible - if (!needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning)) { - return true; - } + } + function canQualifySymbol(symbolFromSymbolTable, meaning) { + // If the symbol is equivalent and doesn't need further qualification, this symbol is accessible + return !needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning) || // If symbol needs qualification, make sure that parent is accessible, if it is then this symbol is accessible too - var accessibleParent = getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing); - return !!accessibleParent; - } - function isAccessible(symbolFromSymbolTable, resolvedAliasSymbol) { - if (symbol === (resolvedAliasSymbol || symbolFromSymbolTable)) { - // if the symbolFromSymbolTable is not external module (it could be if it was determined as ambient external module and would be in globals table) - // and if symbolFromSymbolTable or alias resolution matches the symbol, - // check the symbol can be qualified, it is only then this symbol is accessible - return !ts.forEach(symbolFromSymbolTable.declarations, hasExternalModuleSymbol) && - canQualifySymbol(symbolFromSymbolTable, meaning); - } - } - function trySymbolTable(symbols) { - // If symbol is directly available by its name in the symbol table - if (isAccessible(symbols[symbol.name])) { - return [symbol]; - } - // Check if symbol is any of the alias - return ts.forEachProperty(symbols, function (symbolFromSymbolTable) { - if (symbolFromSymbolTable.flags & 8388608 /* Alias */ - && symbolFromSymbolTable.name !== "export=" - && !ts.getDeclarationOfKind(symbolFromSymbolTable, 243 /* ExportSpecifier */)) { - if (!useOnlyExternalAliasing || - // Is this external alias, then use it to name - ts.forEach(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration)) { - var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable); - if (isAccessible(symbolFromSymbolTable, resolveAlias(symbolFromSymbolTable))) { - return [symbolFromSymbolTable]; - } - // Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain - // but only if the symbolFromSymbolTable can be qualified - var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTableWorker(resolvedImportedSymbol.exports, visitedSymbolTables) : undefined; - if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) { - return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports); - } - } + !!getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing); + } + function isAccessible(symbolFromSymbolTable, resolvedAliasSymbol) { + return symbol === (resolvedAliasSymbol || symbolFromSymbolTable) && + // if the symbolFromSymbolTable is not external module (it could be if it was determined as ambient external module and would be in globals table) + // and if symbolFromSymbolTable or alias resolution matches the symbol, + // check the symbol can be qualified, it is only then this symbol is accessible + !ts.some(symbolFromSymbolTable.declarations, hasExternalModuleSymbol) && + canQualifySymbol(symbolFromSymbolTable, meaning); + } + function isUMDExportSymbol(symbol) { + return symbol && symbol.declarations && symbol.declarations[0] && ts.isNamespaceExportDeclaration(symbol.declarations[0]); + } + function trySymbolTable(symbols) { + // If symbol is directly available by its name in the symbol table + if (isAccessible(symbols.get(symbol.escapedName))) { + return [symbol]; + } + // Check if symbol is any of the alias + return ts.forEachEntry(symbols, function (symbolFromSymbolTable) { + if (symbolFromSymbolTable.flags & 2097152 /* Alias */ + && symbolFromSymbolTable.escapedName !== "export=" + && !ts.getDeclarationOfKind(symbolFromSymbolTable, 246 /* ExportSpecifier */) + && !(isUMDExportSymbol(symbolFromSymbolTable) && enclosingDeclaration && ts.isExternalModule(ts.getSourceFileOfNode(enclosingDeclaration))) + // If `!useOnlyExternalAliasing`, we can use any type of alias to get the name + && (!useOnlyExternalAliasing || ts.some(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration))) { + var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable); + if (isAccessible(symbolFromSymbolTable, resolvedImportedSymbol)) { + return [symbolFromSymbolTable]; + } + // Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain + // but only if the symbolFromSymbolTable can be qualified + var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTable(resolvedImportedSymbol.exports) : undefined; + if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) { + return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports); } - }); - } - } - if (symbol) { - if (!(isPropertyOrMethodDeclarationSymbol(symbol))) { - return forEachSymbolTableInScope(enclosingDeclaration, getAccessibleSymbolChainFromSymbolTable); - } + } + }); } } function needsQualification(symbol, enclosingDeclaration, meaning) { var qualify = false; forEachSymbolTableInScope(enclosingDeclaration, function (symbolTable) { // If symbol of this name is not available in the symbol table we are ok - var symbolFromSymbolTable = symbolTable[symbol.name]; + var symbolFromSymbolTable = symbolTable.get(symbol.escapedName); if (!symbolFromSymbolTable) { // Continue to the next symbol table return false; @@ -25879,7 +25501,7 @@ var ts; return true; } // Qualify if the symbol from symbol table has same meaning as expected - symbolFromSymbolTable = (symbolFromSymbolTable.flags & 8388608 /* Alias */ && !ts.getDeclarationOfKind(symbolFromSymbolTable, 243 /* ExportSpecifier */)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable; + symbolFromSymbolTable = (symbolFromSymbolTable.flags & 2097152 /* Alias */ && !ts.getDeclarationOfKind(symbolFromSymbolTable, 246 /* ExportSpecifier */)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable; if (symbolFromSymbolTable.flags & meaning) { qualify = true; return true; @@ -25894,10 +25516,10 @@ var ts; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 149 /* PropertyDeclaration */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: continue; default: return false; @@ -25907,6 +25529,10 @@ var ts; } return false; } + function isTypeSymbolAccessible(typeSymbol, enclosingDeclaration) { + var access = isSymbolAccessible(typeSymbol, enclosingDeclaration, 793064 /* Type */, /*shouldComputeAliasesToMakeVisible*/ false); + return access.accessibility === 0 /* Accessible */; + } /** * Check if the given symbol in given enclosing declaration is accessible and mark all associated alias to be visible if requested * @@ -25970,15 +25596,12 @@ var ts; } return { accessibility: 0 /* Accessible */ }; function getExternalModuleContainer(declaration) { - for (; declaration; declaration = declaration.parent) { - if (hasExternalModuleSymbol(declaration)) { - return getSymbolOfNode(declaration); - } - } + var node = ts.findAncestor(declaration, hasExternalModuleSymbol); + return node && getSymbolOfNode(node); } } function hasExternalModuleSymbol(declaration) { - return ts.isAmbientModule(declaration) || (declaration.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(declaration)); + return ts.isAmbientModule(declaration) || (declaration.kind === 265 /* SourceFile */ && ts.isExternalOrCommonJsModule(declaration)); } function hasVisibleDeclarations(symbol, shouldComputeAliasToMakeVisible) { var aliasesToMakeVisible; @@ -25992,21 +25615,14 @@ var ts; // because these kind of aliases can be used to name types in declaration file var anyImportSyntax = getAnyImportSyntax(declaration); if (anyImportSyntax && - !(ts.getModifierFlags(anyImportSyntax) & 1 /* Export */) && + !ts.hasModifier(anyImportSyntax, 1 /* Export */) && // import clause without export isDeclarationVisible(anyImportSyntax.parent)) { // In function "buildTypeDisplay" where we decide whether to write type-alias or serialize types, // we want to just check if type- alias is accessible or not but we don't care about emitting those alias at that time // since we will do the emitting later in trackSymbol. if (shouldComputeAliasToMakeVisible) { getNodeLinks(declaration).isVisible = true; - if (aliasesToMakeVisible) { - if (!ts.contains(aliasesToMakeVisible, anyImportSyntax)) { - aliasesToMakeVisible.push(anyImportSyntax); - } - } - else { - aliasesToMakeVisible = [anyImportSyntax]; - } + aliasesToMakeVisible = ts.appendIfUnique(aliasesToMakeVisible, anyImportSyntax); } return true; } @@ -26019,12 +25635,12 @@ var ts; function isEntityNameVisible(entityName, enclosingDeclaration) { // get symbol of the first identifier of the entityName var meaning; - if (entityName.parent.kind === 160 /* TypeQuery */ || ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { + if (entityName.parent.kind === 162 /* TypeQuery */ || ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { // Typeof value meaning = 107455 /* Value */ | 1048576 /* ExportValue */; } - else if (entityName.kind === 141 /* QualifiedName */ || entityName.kind === 177 /* PropertyAccessExpression */ || - entityName.parent.kind === 234 /* ImportEqualsDeclaration */) { + else if (entityName.kind === 143 /* QualifiedName */ || entityName.kind === 179 /* PropertyAccessExpression */ || + entityName.parent.kind === 237 /* ImportEqualsDeclaration */) { // Left identifier from type reference or TypeAlias // Entity name of the import declaration meaning = 1920 /* Namespace */; @@ -26034,7 +25650,7 @@ var ts; meaning = 793064 /* Type */; } var firstIdentifier = getFirstIdentifier(entityName); - var symbol = resolveName(enclosingDeclaration, firstIdentifier.text, meaning, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined); + var symbol = resolveName(enclosingDeclaration, firstIdentifier.escapedText, meaning, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); // Verify if the symbol is accessible return (symbol && hasVisibleDeclarations(symbol, /*shouldComputeAliasToMakeVisible*/ true)) || { accessibility: 1 /* NotAccessible */, @@ -26052,36 +25668,602 @@ var ts; writer.writeSpace(" "); } function symbolToString(symbol, enclosingDeclaration, meaning) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning); - var result = writer.string(); - ts.releaseStringWriter(writer); - return result; + return ts.usingSingleLineStringWriter(function (writer) { + getSymbolDisplayBuilder().buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning); + }); } function signatureToString(signature, enclosingDeclaration, flags, kind) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildSignatureDisplay(signature, writer, enclosingDeclaration, flags, kind); - var result = writer.string(); - ts.releaseStringWriter(writer); - return result; + return ts.usingSingleLineStringWriter(function (writer) { + getSymbolDisplayBuilder().buildSignatureDisplay(signature, writer, enclosingDeclaration, flags, kind); + }); } function typeToString(type, enclosingDeclaration, flags) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); - var result = writer.string(); - ts.releaseStringWriter(writer); - var maxLength = compilerOptions.noErrorTruncation || flags & 4 /* NoTruncation */ ? undefined : 100; + var typeNode = nodeBuilder.typeToTypeNode(type, enclosingDeclaration, toNodeBuilderFlags(flags) | ts.NodeBuilderFlags.IgnoreErrors | ts.NodeBuilderFlags.WriteTypeParametersInQualifiedName); + ts.Debug.assert(typeNode !== undefined, "should always get typenode"); + var options = { removeComments: true }; + var writer = ts.createTextWriter(""); + var printer = ts.createPrinter(options); + var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration); + printer.writeNode(4 /* Unspecified */, typeNode, /*sourceFile*/ sourceFile, writer); + var result = writer.getText(); + var maxLength = compilerOptions.noErrorTruncation || flags & 8 /* NoTruncation */ ? undefined : 100; if (maxLength && result.length >= maxLength) { - result = result.substr(0, maxLength - "...".length) + "..."; + return result.substr(0, maxLength - "...".length) + "..."; } return result; + function toNodeBuilderFlags(flags) { + var result = ts.NodeBuilderFlags.None; + if (!flags) { + return result; + } + if (flags & 8 /* NoTruncation */) { + result |= ts.NodeBuilderFlags.NoTruncation; + } + if (flags & 256 /* UseFullyQualifiedType */) { + result |= ts.NodeBuilderFlags.UseFullyQualifiedType; + } + if (flags & 4096 /* SuppressAnyReturnType */) { + result |= ts.NodeBuilderFlags.SuppressAnyReturnType; + } + if (flags & 1 /* WriteArrayAsGenericType */) { + result |= ts.NodeBuilderFlags.WriteArrayAsGenericType; + } + if (flags & 64 /* WriteTypeArgumentsOfSignature */) { + result |= ts.NodeBuilderFlags.WriteTypeArgumentsOfSignature; + } + return result; + } + } + function createNodeBuilder() { + return { + typeToTypeNode: function (type, enclosingDeclaration, flags) { + var context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = typeToTypeNodeHelper(type, context); + var result = context.encounteredError ? undefined : resultingNode; + return result; + }, + indexInfoToIndexSignatureDeclaration: function (indexInfo, kind, enclosingDeclaration, flags) { + var context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context); + var result = context.encounteredError ? undefined : resultingNode; + return result; + }, + signatureToSignatureDeclaration: function (signature, kind, enclosingDeclaration, flags) { + var context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = signatureToSignatureDeclarationHelper(signature, kind, context); + var result = context.encounteredError ? undefined : resultingNode; + return result; + } + }; + function createNodeBuilderContext(enclosingDeclaration, flags) { + return { + enclosingDeclaration: enclosingDeclaration, + flags: flags, + encounteredError: false, + symbolStack: undefined + }; + } + function typeToTypeNodeHelper(type, context) { + var inTypeAlias = context.flags & ts.NodeBuilderFlags.InTypeAlias; + context.flags &= ~ts.NodeBuilderFlags.InTypeAlias; + if (!type) { + context.encounteredError = true; + return undefined; + } + if (type.flags & 1 /* Any */) { + return ts.createKeywordTypeNode(119 /* AnyKeyword */); + } + if (type.flags & 2 /* String */) { + return ts.createKeywordTypeNode(136 /* StringKeyword */); + } + if (type.flags & 4 /* Number */) { + return ts.createKeywordTypeNode(133 /* NumberKeyword */); + } + if (type.flags & 8 /* Boolean */) { + return ts.createKeywordTypeNode(122 /* BooleanKeyword */); + } + if (type.flags & 256 /* EnumLiteral */ && !(type.flags & 65536 /* Union */)) { + var parentSymbol = getParentOfSymbol(type.symbol); + var parentName = symbolToName(parentSymbol, context, 793064 /* Type */, /*expectsIdentifier*/ false); + var enumLiteralName = getDeclaredTypeOfSymbol(parentSymbol) === type ? parentName : ts.createQualifiedName(parentName, getNameOfSymbol(type.symbol, context)); + return ts.createTypeReferenceNode(enumLiteralName, /*typeArguments*/ undefined); + } + if (type.flags & 272 /* EnumLike */) { + var name = symbolToName(type.symbol, context, 793064 /* Type */, /*expectsIdentifier*/ false); + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (type.flags & (32 /* StringLiteral */)) { + return ts.createLiteralTypeNode(ts.setEmitFlags(ts.createLiteral(type.value), 16777216 /* NoAsciiEscaping */)); + } + if (type.flags & (64 /* NumberLiteral */)) { + return ts.createLiteralTypeNode((ts.createLiteral(type.value))); + } + if (type.flags & 128 /* BooleanLiteral */) { + return type.intrinsicName === "true" ? ts.createTrue() : ts.createFalse(); + } + if (type.flags & 1024 /* Void */) { + return ts.createKeywordTypeNode(105 /* VoidKeyword */); + } + if (type.flags & 2048 /* Undefined */) { + return ts.createKeywordTypeNode(139 /* UndefinedKeyword */); + } + if (type.flags & 4096 /* Null */) { + return ts.createKeywordTypeNode(95 /* NullKeyword */); + } + if (type.flags & 8192 /* Never */) { + return ts.createKeywordTypeNode(130 /* NeverKeyword */); + } + if (type.flags & 512 /* ESSymbol */) { + return ts.createKeywordTypeNode(137 /* SymbolKeyword */); + } + if (type.flags & 16777216 /* NonPrimitive */) { + return ts.createKeywordTypeNode(134 /* ObjectKeyword */); + } + if (type.flags & 16384 /* TypeParameter */ && type.isThisType) { + if (context.flags & ts.NodeBuilderFlags.InObjectTypeLiteral) { + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.AllowThisInObjectLiteral)) { + context.encounteredError = true; + } + } + return ts.createThis(); + } + var objectFlags = getObjectFlags(type); + if (objectFlags & 4 /* Reference */) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + return typeReferenceToTypeNode(type); + } + if (type.flags & 16384 /* TypeParameter */ || objectFlags & 3 /* ClassOrInterface */) { + var name = type.symbol ? symbolToName(type.symbol, context, 793064 /* Type */, /*expectsIdentifier*/ false) : ts.createIdentifier("?"); + // Ignore constraint/default when creating a usage (as opposed to declaration) of a type parameter. + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (!inTypeAlias && type.aliasSymbol && isTypeSymbolAccessible(type.aliasSymbol, context.enclosingDeclaration)) { + var name = symbolToTypeReferenceName(type.aliasSymbol); + var typeArgumentNodes = mapToTypeNodes(type.aliasTypeArguments, context); + return ts.createTypeReferenceNode(name, typeArgumentNodes); + } + if (type.flags & (65536 /* Union */ | 131072 /* Intersection */)) { + var types = type.flags & 65536 /* Union */ ? formatUnionTypes(type.types) : type.types; + var typeNodes = mapToTypeNodes(types, context); + if (typeNodes && typeNodes.length > 0) { + var unionOrIntersectionTypeNode = ts.createUnionOrIntersectionTypeNode(type.flags & 65536 /* Union */ ? 166 /* UnionType */ : 167 /* IntersectionType */, typeNodes); + return unionOrIntersectionTypeNode; + } + else { + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.AllowEmptyUnionOrIntersection)) { + context.encounteredError = true; + } + return undefined; + } + } + if (objectFlags & (16 /* Anonymous */ | 32 /* Mapped */)) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + // The type is an object literal type. + return createAnonymousTypeNode(type); + } + if (type.flags & 262144 /* Index */) { + var indexedType = type.type; + var indexTypeNode = typeToTypeNodeHelper(indexedType, context); + return ts.createTypeOperatorNode(indexTypeNode); + } + if (type.flags & 524288 /* IndexedAccess */) { + var objectTypeNode = typeToTypeNodeHelper(type.objectType, context); + var indexTypeNode = typeToTypeNodeHelper(type.indexType, context); + return ts.createIndexedAccessTypeNode(objectTypeNode, indexTypeNode); + } + ts.Debug.fail("Should be unreachable."); + function createMappedTypeNodeFromType(type) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + var readonlyToken = type.declaration && type.declaration.readonlyToken ? ts.createToken(131 /* ReadonlyKeyword */) : undefined; + var questionToken = type.declaration && type.declaration.questionToken ? ts.createToken(55 /* QuestionToken */) : undefined; + var typeParameterNode = typeParameterToDeclaration(getTypeParameterFromMappedType(type), context); + var templateTypeNode = typeToTypeNodeHelper(getTemplateTypeFromMappedType(type), context); + var mappedTypeNode = ts.createMappedTypeNode(readonlyToken, typeParameterNode, questionToken, templateTypeNode); + return ts.setEmitFlags(mappedTypeNode, 1 /* SingleLine */); + } + function createAnonymousTypeNode(type) { + var symbol = type.symbol; + if (symbol) { + // Always use 'typeof T' for type of class, enum, and module objects + if (symbol.flags & 32 /* Class */ && !getBaseTypeVariableOfClass(symbol) || + symbol.flags & (384 /* Enum */ | 512 /* ValueModule */) || + shouldWriteTypeOfFunctionSymbol()) { + return createTypeQueryNodeFromSymbol(symbol, 107455 /* Value */); + } + else if (ts.contains(context.symbolStack, symbol)) { + // If type is an anonymous type literal in a type alias declaration, use type alias name + var typeAlias = getTypeAliasForTypeLiteral(type); + if (typeAlias) { + // The specified symbol flags need to be reinterpreted as type flags + var entityName = symbolToName(typeAlias, context, 793064 /* Type */, /*expectsIdentifier*/ false); + return ts.createTypeReferenceNode(entityName, /*typeArguments*/ undefined); + } + else { + return ts.createKeywordTypeNode(119 /* AnyKeyword */); + } + } + else { + // Since instantiations of the same anonymous type have the same symbol, tracking symbols instead + // of types allows us to catch circular references to instantiations of the same anonymous type + if (!context.symbolStack) { + context.symbolStack = []; + } + context.symbolStack.push(symbol); + var result = createTypeNodeFromObjectType(type); + context.symbolStack.pop(); + return result; + } + } + else { + // Anonymous types without a symbol are never circular. + return createTypeNodeFromObjectType(type); + } + function shouldWriteTypeOfFunctionSymbol() { + var isStaticMethodSymbol = !!(symbol.flags & 8192 /* Method */) && // typeof static method + ts.some(symbol.declarations, function (declaration) { return ts.hasModifier(declaration, 32 /* Static */); }); + var isNonLocalFunctionSymbol = !!(symbol.flags & 16 /* Function */) && + (symbol.parent || // is exported function symbol + ts.forEach(symbol.declarations, function (declaration) { + return declaration.parent.kind === 265 /* SourceFile */ || declaration.parent.kind === 234 /* ModuleBlock */; + })); + if (isStaticMethodSymbol || isNonLocalFunctionSymbol) { + // typeof is allowed only for static/non local functions + return ts.contains(context.symbolStack, symbol); // it is type of the symbol uses itself recursively + } + } + } + function createTypeNodeFromObjectType(type) { + if (isGenericMappedType(type)) { + return createMappedTypeNodeFromType(type); + } + var resolved = resolveStructuredTypeMembers(type); + if (!resolved.properties.length && !resolved.stringIndexInfo && !resolved.numberIndexInfo) { + if (!resolved.callSignatures.length && !resolved.constructSignatures.length) { + return ts.setEmitFlags(ts.createTypeLiteralNode(/*members*/ undefined), 1 /* SingleLine */); + } + if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) { + var signature = resolved.callSignatures[0]; + var signatureNode = signatureToSignatureDeclarationHelper(signature, 160 /* FunctionType */, context); + return signatureNode; + } + if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) { + var signature = resolved.constructSignatures[0]; + var signatureNode = signatureToSignatureDeclarationHelper(signature, 161 /* ConstructorType */, context); + return signatureNode; + } + } + var savedFlags = context.flags; + context.flags |= ts.NodeBuilderFlags.InObjectTypeLiteral; + var members = createTypeNodesFromResolvedType(resolved); + context.flags = savedFlags; + var typeLiteralNode = ts.createTypeLiteralNode(members); + return ts.setEmitFlags(typeLiteralNode, 1 /* SingleLine */); + } + function createTypeQueryNodeFromSymbol(symbol, symbolFlags) { + var entityName = symbolToName(symbol, context, symbolFlags, /*expectsIdentifier*/ false); + return ts.createTypeQueryNode(entityName); + } + function symbolToTypeReferenceName(symbol) { + // Unnamed function expressions and arrow functions have reserved names that we don't want to display + var entityName = symbol.flags & 32 /* Class */ || !isReservedMemberName(symbol.escapedName) ? symbolToName(symbol, context, 793064 /* Type */, /*expectsIdentifier*/ false) : ts.createIdentifier(""); + return entityName; + } + function typeReferenceToTypeNode(type) { + var typeArguments = type.typeArguments || ts.emptyArray; + if (type.target === globalArrayType) { + if (context.flags & ts.NodeBuilderFlags.WriteArrayAsGenericType) { + var typeArgumentNode = typeToTypeNodeHelper(typeArguments[0], context); + return ts.createTypeReferenceNode("Array", [typeArgumentNode]); + } + var elementType = typeToTypeNodeHelper(typeArguments[0], context); + return ts.createArrayTypeNode(elementType); + } + else if (type.target.objectFlags & 8 /* Tuple */) { + if (typeArguments.length > 0) { + var tupleConstituentNodes = mapToTypeNodes(typeArguments.slice(0, getTypeReferenceArity(type)), context); + if (tupleConstituentNodes && tupleConstituentNodes.length > 0) { + return ts.createTupleTypeNode(tupleConstituentNodes); + } + } + if (context.encounteredError || (context.flags & ts.NodeBuilderFlags.AllowEmptyTuple)) { + return ts.createTupleTypeNode([]); + } + context.encounteredError = true; + return undefined; + } + else { + var outerTypeParameters = type.target.outerTypeParameters; + var i = 0; + var qualifiedName = void 0; + if (outerTypeParameters) { + var length_1 = outerTypeParameters.length; + while (i < length_1) { + // Find group of type arguments for type parameters with the same declaring container. + var start = i; + var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]); + do { + i++; + } while (i < length_1 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent); + // When type parameters are their own type arguments for the whole group (i.e. we have + // the default outer type arguments), we don't show the group. + if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) { + var typeArgumentSlice = mapToTypeNodes(typeArguments.slice(start, i), context); + var typeArgumentNodes_1 = typeArgumentSlice && ts.createNodeArray(typeArgumentSlice); + var namePart = symbolToTypeReferenceName(parent); + (namePart.kind === 71 /* Identifier */ ? namePart : namePart.right).typeArguments = typeArgumentNodes_1; + if (qualifiedName) { + ts.Debug.assert(!qualifiedName.right); + qualifiedName = addToQualifiedNameMissingRightIdentifier(qualifiedName, namePart); + qualifiedName = ts.createQualifiedName(qualifiedName, /*right*/ undefined); + } + else { + qualifiedName = ts.createQualifiedName(namePart, /*right*/ undefined); + } + } + } + } + var entityName = undefined; + var nameIdentifier = symbolToTypeReferenceName(type.symbol); + if (qualifiedName) { + ts.Debug.assert(!qualifiedName.right); + qualifiedName = addToQualifiedNameMissingRightIdentifier(qualifiedName, nameIdentifier); + entityName = qualifiedName; + } + else { + entityName = nameIdentifier; + } + var typeArgumentNodes = void 0; + if (typeArguments.length > 0) { + var typeParameterCount = (type.target.typeParameters || ts.emptyArray).length; + typeArgumentNodes = mapToTypeNodes(typeArguments.slice(i, typeParameterCount), context); + } + if (typeArgumentNodes) { + var lastIdentifier = entityName.kind === 71 /* Identifier */ ? entityName : entityName.right; + lastIdentifier.typeArguments = undefined; + } + return ts.createTypeReferenceNode(entityName, typeArgumentNodes); + } + } + function addToQualifiedNameMissingRightIdentifier(left, right) { + ts.Debug.assert(left.right === undefined); + if (right.kind === 71 /* Identifier */) { + left.right = right; + return left; + } + var rightPart = right; + while (rightPart.left.kind !== 71 /* Identifier */) { + rightPart = rightPart.left; + } + left.right = rightPart.left; + rightPart.left = left; + return right; + } + function createTypeNodesFromResolvedType(resolvedType) { + var typeElements = []; + for (var _i = 0, _a = resolvedType.callSignatures; _i < _a.length; _i++) { + var signature = _a[_i]; + typeElements.push(signatureToSignatureDeclarationHelper(signature, 155 /* CallSignature */, context)); + } + for (var _b = 0, _c = resolvedType.constructSignatures; _b < _c.length; _b++) { + var signature = _c[_b]; + typeElements.push(signatureToSignatureDeclarationHelper(signature, 156 /* ConstructSignature */, context)); + } + if (resolvedType.stringIndexInfo) { + typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.stringIndexInfo, 0 /* String */, context)); + } + if (resolvedType.numberIndexInfo) { + typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.numberIndexInfo, 1 /* Number */, context)); + } + var properties = resolvedType.properties; + if (!properties) { + return typeElements; + } + for (var _d = 0, properties_1 = properties; _d < properties_1.length; _d++) { + var propertySymbol = properties_1[_d]; + var propertyType = getTypeOfSymbol(propertySymbol); + var saveEnclosingDeclaration = context.enclosingDeclaration; + context.enclosingDeclaration = undefined; + var propertyName = symbolToName(propertySymbol, context, 107455 /* Value */, /*expectsIdentifier*/ true); + context.enclosingDeclaration = saveEnclosingDeclaration; + var optionalToken = propertySymbol.flags & 16777216 /* Optional */ ? ts.createToken(55 /* QuestionToken */) : undefined; + if (propertySymbol.flags & (16 /* Function */ | 8192 /* Method */) && !getPropertiesOfObjectType(propertyType).length) { + var signatures = getSignaturesOfType(propertyType, 0 /* Call */); + for (var _e = 0, signatures_1 = signatures; _e < signatures_1.length; _e++) { + var signature = signatures_1[_e]; + var methodDeclaration = signatureToSignatureDeclarationHelper(signature, 150 /* MethodSignature */, context); + methodDeclaration.name = propertyName; + methodDeclaration.questionToken = optionalToken; + typeElements.push(methodDeclaration); + } + } + else { + var propertyTypeNode = propertyType ? typeToTypeNodeHelper(propertyType, context) : ts.createKeywordTypeNode(119 /* AnyKeyword */); + var modifiers = isReadonlySymbol(propertySymbol) ? [ts.createToken(131 /* ReadonlyKeyword */)] : undefined; + var propertySignature = ts.createPropertySignature(modifiers, propertyName, optionalToken, propertyTypeNode, + /*initializer*/ undefined); + typeElements.push(propertySignature); + } + } + return typeElements.length ? typeElements : undefined; + } + } + function mapToTypeNodes(types, context) { + if (ts.some(types)) { + var result = []; + for (var i = 0; i < types.length; ++i) { + var type = types[i]; + var typeNode = typeToTypeNodeHelper(type, context); + if (typeNode) { + result.push(typeNode); + } + } + return result; + } + } + function indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context) { + var name = ts.getNameFromIndexInfo(indexInfo) || "x"; + var indexerTypeNode = ts.createKeywordTypeNode(kind === 0 /* String */ ? 136 /* StringKeyword */ : 133 /* NumberKeyword */); + var indexingParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, name, + /*questionToken*/ undefined, indexerTypeNode, + /*initializer*/ undefined); + var typeNode = typeToTypeNodeHelper(indexInfo.type, context); + return ts.createIndexSignature( + /*decorators*/ undefined, indexInfo.isReadonly ? [ts.createToken(131 /* ReadonlyKeyword */)] : undefined, [indexingParameter], typeNode); + } + function signatureToSignatureDeclarationHelper(signature, kind, context) { + var typeParameters = signature.typeParameters && signature.typeParameters.map(function (parameter) { return typeParameterToDeclaration(parameter, context); }); + var parameters = signature.parameters.map(function (parameter) { return symbolToParameterDeclaration(parameter, context); }); + if (signature.thisParameter) { + var thisParameter = symbolToParameterDeclaration(signature.thisParameter, context); + parameters.unshift(thisParameter); + } + var returnTypeNode; + if (signature.typePredicate) { + var typePredicate = signature.typePredicate; + var parameterName = typePredicate.kind === 1 /* Identifier */ ? + ts.setEmitFlags(ts.createIdentifier(typePredicate.parameterName), 16777216 /* NoAsciiEscaping */) : + ts.createThisTypeNode(); + var typeNode = typeToTypeNodeHelper(typePredicate.type, context); + returnTypeNode = ts.createTypePredicateNode(parameterName, typeNode); + } + else { + var returnType = getReturnTypeOfSignature(signature); + returnTypeNode = returnType && typeToTypeNodeHelper(returnType, context); + } + if (context.flags & ts.NodeBuilderFlags.SuppressAnyReturnType) { + if (returnTypeNode && returnTypeNode.kind === 119 /* AnyKeyword */) { + returnTypeNode = undefined; + } + } + else if (!returnTypeNode) { + returnTypeNode = ts.createKeywordTypeNode(119 /* AnyKeyword */); + } + return ts.createSignatureDeclaration(kind, typeParameters, parameters, returnTypeNode); + } + function typeParameterToDeclaration(type, context) { + var name = symbolToName(type.symbol, context, 793064 /* Type */, /*expectsIdentifier*/ true); + var constraint = getConstraintFromTypeParameter(type); + var constraintNode = constraint && typeToTypeNodeHelper(constraint, context); + var defaultParameter = getDefaultFromTypeParameter(type); + var defaultParameterNode = defaultParameter && typeToTypeNodeHelper(defaultParameter, context); + return ts.createTypeParameterDeclaration(name, constraintNode, defaultParameterNode); + } + function symbolToParameterDeclaration(parameterSymbol, context) { + var parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 146 /* Parameter */); + if (isTransientSymbol(parameterSymbol) && parameterSymbol.isRestParameter) { + // special-case synthetic rest parameters in JS files + return ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, parameterSymbol.isRestParameter ? ts.createToken(24 /* DotDotDotToken */) : undefined, "args", + /*questionToken*/ undefined, typeToTypeNodeHelper(anyArrayType, context), + /*initializer*/ undefined); + } + var modifiers = parameterDeclaration.modifiers && parameterDeclaration.modifiers.map(ts.getSynthesizedClone); + var dotDotDotToken = ts.isRestParameter(parameterDeclaration) ? ts.createToken(24 /* DotDotDotToken */) : undefined; + var name = parameterDeclaration.name ? + parameterDeclaration.name.kind === 71 /* Identifier */ ? + ts.setEmitFlags(ts.getSynthesizedClone(parameterDeclaration.name), 16777216 /* NoAsciiEscaping */) : + cloneBindingName(parameterDeclaration.name) : + ts.symbolName(parameterSymbol); + var questionToken = isOptionalParameter(parameterDeclaration) ? ts.createToken(55 /* QuestionToken */) : undefined; + var parameterType = getTypeOfSymbol(parameterSymbol); + if (isRequiredInitializedParameter(parameterDeclaration)) { + parameterType = getNullableType(parameterType, 2048 /* Undefined */); + } + var parameterTypeNode = typeToTypeNodeHelper(parameterType, context); + var parameterNode = ts.createParameter( + /*decorators*/ undefined, modifiers, dotDotDotToken, name, questionToken, parameterTypeNode, + /*initializer*/ undefined); + return parameterNode; + function cloneBindingName(node) { + return elideInitializerAndSetEmitFlags(node); + function elideInitializerAndSetEmitFlags(node) { + var visited = ts.visitEachChild(node, elideInitializerAndSetEmitFlags, ts.nullTransformationContext, /*nodesVisitor*/ undefined, elideInitializerAndSetEmitFlags); + var clone = ts.nodeIsSynthesized(visited) ? visited : ts.getSynthesizedClone(visited); + if (clone.kind === 176 /* BindingElement */) { + clone.initializer = undefined; + } + return ts.setEmitFlags(clone, 1 /* SingleLine */ | 16777216 /* NoAsciiEscaping */); + } + } + } + function symbolToName(symbol, context, meaning, expectsIdentifier) { + // Try to get qualified name if the symbol is not a type parameter and there is an enclosing declaration. + var chain; + var isTypeParameter = symbol.flags & 262144 /* TypeParameter */; + if (!isTypeParameter && (context.enclosingDeclaration || context.flags & ts.NodeBuilderFlags.UseFullyQualifiedType)) { + chain = getSymbolChain(symbol, meaning, /*endOfChain*/ true); + ts.Debug.assert(chain && chain.length > 0); + } + else { + chain = [symbol]; + } + if (expectsIdentifier && chain.length !== 1 + && !context.encounteredError + && !(context.flags & ts.NodeBuilderFlags.AllowQualifedNameInPlaceOfIdentifier)) { + context.encounteredError = true; + } + return createEntityNameFromSymbolChain(chain, chain.length - 1); + function createEntityNameFromSymbolChain(chain, index) { + ts.Debug.assert(chain && 0 <= index && index < chain.length); + var symbol = chain[index]; + var typeParameterNodes; + if (context.flags & ts.NodeBuilderFlags.WriteTypeParametersInQualifiedName && index > 0) { + var parentSymbol = chain[index - 1]; + var typeParameters = void 0; + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { + typeParameters = getTypeParametersOfClassOrInterface(parentSymbol); + } + else { + var targetSymbol = getTargetSymbol(parentSymbol); + if (targetSymbol.flags & (32 /* Class */ | 64 /* Interface */ | 524288 /* TypeAlias */)) { + typeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol); + } + } + typeParameterNodes = mapToTypeNodes(typeParameters, context); + } + var symbolName = getNameOfSymbol(symbol, context); + var identifier = ts.setEmitFlags(ts.createIdentifier(symbolName, typeParameterNodes), 16777216 /* NoAsciiEscaping */); + return index > 0 ? ts.createQualifiedName(createEntityNameFromSymbolChain(chain, index - 1), identifier) : identifier; + } + /** @param endOfChain Set to false for recursive calls; non-recursive calls should always output something. */ + function getSymbolChain(symbol, meaning, endOfChain) { + var accessibleSymbolChain = getAccessibleSymbolChain(symbol, context.enclosingDeclaration, meaning, /*useOnlyExternalAliasing*/ false); + var parentSymbol; + if (!accessibleSymbolChain || + needsQualification(accessibleSymbolChain[0], context.enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) { + // Go up and add our parent. + var parent = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); + if (parent) { + var parentChain = getSymbolChain(parent, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); + if (parentChain) { + parentSymbol = parent; + accessibleSymbolChain = parentChain.concat(accessibleSymbolChain || [symbol]); + } + } + } + if (accessibleSymbolChain) { + return accessibleSymbolChain; + } + if ( + // If this is the last part of outputting the symbol, always output. The cases apply only to parent symbols. + endOfChain || + // If a parent symbol is an external module, don't write it. (We prefer just `x` vs `"foo/bar".x`.) + !(!parentSymbol && ts.forEach(symbol.declarations, hasExternalModuleSymbol)) && + // If a parent symbol is an anonymous type, don't write it. + !(symbol.flags & (2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */))) { + return [symbol]; + } + } + } } function typePredicateToString(typePredicate, enclosingDeclaration, flags) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildTypePredicateDisplay(typePredicate, writer, enclosingDeclaration, flags); - var result = writer.string(); - ts.releaseStringWriter(writer); - return result; + return ts.usingSingleLineStringWriter(function (writer) { + getSymbolDisplayBuilder().buildTypePredicateDisplay(typePredicate, writer, enclosingDeclaration, flags); + }); } function formatUnionTypes(types) { var result = []; @@ -26091,12 +26273,14 @@ var ts; flags |= t.flags; if (!(t.flags & 6144 /* Nullable */)) { if (t.flags & (128 /* BooleanLiteral */ | 256 /* EnumLiteral */)) { - var baseType = t.flags & 128 /* BooleanLiteral */ ? booleanType : t.baseType; - var count = baseType.types.length; - if (i + count <= types.length && types[i + count - 1] === baseType.types[count - 1]) { - result.push(baseType); - i += count - 1; - continue; + var baseType = t.flags & 128 /* BooleanLiteral */ ? booleanType : getBaseTypeOfEnumLiteralType(t); + if (baseType.flags & 65536 /* Union */) { + var count = baseType.types.length; + if (i + count <= types.length && types[i + count - 1] === baseType.types[count - 1]) { + result.push(baseType); + i += count - 1; + continue; + } } } result.push(t); @@ -26119,11 +26303,8 @@ var ts; } function getTypeAliasForTypeLiteral(type) { if (type.symbol && type.symbol.flags & 2048 /* TypeLiteral */) { - var node = type.symbol.declarations[0].parent; - while (node.kind === 166 /* ParenthesizedType */) { - node = node.parent; - } - if (node.kind === 228 /* TypeAliasDeclaration */) { + var node = ts.findAncestor(type.symbol.declarations[0].parent, function (n) { return n.kind !== 168 /* ParenthesizedType */; }); + if (node.kind === 231 /* TypeAliasDeclaration */) { return getSymbolOfNode(node); } } @@ -26131,29 +26312,42 @@ var ts; } function isTopLevelInExternalModuleAugmentation(node) { return node && node.parent && - node.parent.kind === 231 /* ModuleBlock */ && + node.parent.kind === 234 /* ModuleBlock */ && ts.isExternalModuleAugmentation(node.parent.parent); } function literalTypeToString(type) { - return type.flags & 32 /* StringLiteral */ ? "\"" + ts.escapeString(type.text) + "\"" : type.text; + return type.flags & 32 /* StringLiteral */ ? '"' + ts.escapeString(type.value) + '"' : "" + type.value; } - function getSymbolDisplayBuilder() { - function getNameOfSymbol(symbol) { - if (symbol.declarations && symbol.declarations.length) { - var declaration = symbol.declarations[0]; - if (declaration.name) { - return ts.declarationNameToString(declaration.name); - } - switch (declaration.kind) { - case 197 /* ClassExpression */: - return "(Anonymous class)"; - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - return "(Anonymous function)"; - } + function getNameOfSymbol(symbol, context) { + if (symbol.declarations && symbol.declarations.length) { + var declaration = symbol.declarations[0]; + var name = ts.getNameOfDeclaration(declaration); + if (name) { + return ts.declarationNameToString(name); + } + if (declaration.parent && declaration.parent.kind === 226 /* VariableDeclaration */) { + return ts.declarationNameToString(declaration.parent.name); + } + if (context && !context.encounteredError && !(context.flags & ts.NodeBuilderFlags.AllowAnonymousIdentifier)) { + context.encounteredError = true; + } + switch (declaration.kind) { + case 199 /* ClassExpression */: + return "(Anonymous class)"; + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return "(Anonymous function)"; + } + } + if (symbol.syntheticLiteralTypeOrigin) { + var stringValue = symbol.syntheticLiteralTypeOrigin.value; + if (!ts.isIdentifierText(stringValue, compilerOptions.target)) { + return "\"" + ts.escapeString(stringValue, 34 /* doubleQuote */) + "\""; } - return symbol.name; } + return ts.symbolName(symbol); + } + function getSymbolDisplayBuilder() { /** * Writes only the name of the symbol out to the writer. Uses the original source text * for the name of the symbol if it is available to match how the user wrote the name. @@ -26171,17 +26365,17 @@ var ts; var firstChar = symbolName.charCodeAt(0); var needsElementAccess = !ts.isIdentifierStart(firstChar, languageVersion); if (needsElementAccess) { - writePunctuation(writer, 20 /* OpenBracketToken */); + writePunctuation(writer, 21 /* OpenBracketToken */); if (ts.isSingleOrDoubleQuote(firstChar)) { writer.writeStringLiteral(symbolName); } else { writer.writeSymbol(symbolName, symbol); } - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } else { - writePunctuation(writer, 22 /* DotToken */); + writePunctuation(writer, 23 /* DotToken */); writer.writeSymbol(symbolName, symbol); } } @@ -26195,8 +26389,9 @@ var ts; if (parentSymbol) { // Write type arguments of instantiated class/interface here if (flags & 1 /* WriteTypeParametersOrArguments */) { - if (symbol.flags & 16777216 /* Instantiated */) { - buildDisplayForTypeArgumentsAndDelimiters(getTypeParametersOfClassOrInterface(parentSymbol), symbol.mapper, writer, enclosingDeclaration); + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { + var params = getTypeParametersOfClassOrInterface(parentSymbol.flags & 2097152 /* Alias */ ? resolveAlias(parentSymbol) : parentSymbol); + buildDisplayForTypeArgumentsAndDelimiters(params, symbol.mapper, writer, enclosingDeclaration); } else { buildTypeParameterDisplayFromSymbol(parentSymbol, writer, enclosingDeclaration); @@ -26223,9 +26418,9 @@ var ts; if (!accessibleSymbolChain || needsQualification(accessibleSymbolChain[0], enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) { // Go up and add our parent. - var parent_6 = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); - if (parent_6) { - walkSymbol(parent_6, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); + var parent = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); + if (parent) { + walkSymbol(parent, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); } } if (accessibleSymbolChain) { @@ -26248,7 +26443,7 @@ var ts; // and there is an enclosing declaration or we specifically // asked for it var isTypeParameter = symbol.flags & 262144 /* TypeParameter */; - var typeFormatFlag = 128 /* UseFullyQualifiedType */ & typeFlags; + var typeFormatFlag = 256 /* UseFullyQualifiedType */ & typeFlags; if (!isTypeParameter && (enclosingDeclaration || typeFormatFlag)) { walkSymbol(symbol, meaning, /*endOfChain*/ true); } @@ -26257,15 +26452,15 @@ var ts; } } function buildTypeDisplay(type, writer, enclosingDeclaration, globalFlags, symbolStack) { - var globalFlagsToPass = globalFlags & 16 /* WriteOwnNameForAnyLike */; + var globalFlagsToPass = globalFlags & (32 /* WriteOwnNameForAnyLike */ | 16384 /* WriteClassExpressionAsTypeLiteral */); var inObjectTypeLiteral = false; return writeType(type, globalFlags); function writeType(type, flags) { - var nextFlags = flags & ~512 /* InTypeAlias */; + var nextFlags = flags & ~1024 /* InTypeAlias */; // Write undefined/null type as any - if (type.flags & 16015 /* Intrinsic */) { + if (type.flags & 16793231 /* Intrinsic */) { // Special handling for unknown / resolving types, they should show up as any and not unknown or __resolving - writer.writeKeyword(!(globalFlags & 16 /* WriteOwnNameForAnyLike */) && isTypeAny(type) + writer.writeKeyword(!(globalFlags & 32 /* WriteOwnNameForAnyLike */) && isTypeAny(type) ? "any" : type.intrinsicName); } @@ -26278,19 +26473,24 @@ var ts; else if (getObjectFlags(type) & 4 /* Reference */) { writeTypeReference(type, nextFlags); } - else if (type.flags & 256 /* EnumLiteral */) { - buildSymbolDisplay(getParentOfSymbol(type.symbol), writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, nextFlags); - writePunctuation(writer, 22 /* DotToken */); - appendSymbolNameOnly(type.symbol, writer); + else if (type.flags & 256 /* EnumLiteral */ && !(type.flags & 65536 /* Union */)) { + var parent = getParentOfSymbol(type.symbol); + buildSymbolDisplay(parent, writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, nextFlags); + // In a literal enum type with a single member E { A }, E and E.A denote the + // same type. We always display this type simply as E. + if (getDeclaredTypeOfSymbol(parent) !== type) { + writePunctuation(writer, 23 /* DotToken */); + appendSymbolNameOnly(type.symbol, writer); + } } - else if (getObjectFlags(type) & 3 /* ClassOrInterface */ || type.flags & (16 /* Enum */ | 16384 /* TypeParameter */)) { + else if (getObjectFlags(type) & 3 /* ClassOrInterface */ || type.flags & (272 /* EnumLike */ | 16384 /* TypeParameter */)) { // The specified symbol flags need to be reinterpreted as type flags buildSymbolDisplay(type.symbol, writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, nextFlags); } - else if (!(flags & 512 /* InTypeAlias */) && type.aliasSymbol && - isSymbolAccessible(type.aliasSymbol, enclosingDeclaration, 793064 /* Type */, /*shouldComputeAliasesToMakeVisible*/ false).accessibility === 0 /* Accessible */) { + else if (!(flags & 1024 /* InTypeAlias */) && type.aliasSymbol && + ((flags & 65536 /* UseAliasDefinedOutsideCurrentScope */) || isTypeSymbolAccessible(type.aliasSymbol, enclosingDeclaration))) { var typeArguments = type.aliasTypeArguments; - writeSymbolTypeReference(type.aliasSymbol, typeArguments, 0, typeArguments ? typeArguments.length : 0, nextFlags); + writeSymbolTypeReference(type.aliasSymbol, typeArguments, 0, ts.length(typeArguments), nextFlags); } else if (type.flags & 196608 /* UnionOrIntersection */) { writeUnionOrIntersectionType(type, nextFlags); @@ -26302,67 +26502,78 @@ var ts; writer.writeStringLiteral(literalTypeToString(type)); } else if (type.flags & 262144 /* Index */) { + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 19 /* OpenParenToken */); + } writer.writeKeyword("keyof"); writeSpace(writer); - writeType(type.type, 64 /* InElementType */); + writeType(type.type, 128 /* InElementType */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 20 /* CloseParenToken */); + } } else if (type.flags & 524288 /* IndexedAccess */) { - writeType(type.objectType, 64 /* InElementType */); - writePunctuation(writer, 20 /* OpenBracketToken */); + writeType(type.objectType, 128 /* InElementType */); + writePunctuation(writer, 21 /* OpenBracketToken */); writeType(type.indexType, 0 /* None */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } else { // Should never get here // { ... } - writePunctuation(writer, 16 /* OpenBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); writeSpace(writer); - writePunctuation(writer, 23 /* DotDotDotToken */); + writePunctuation(writer, 24 /* DotDotDotToken */); writeSpace(writer); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); } } function writeTypeList(types, delimiter) { for (var i = 0; i < types.length; i++) { if (i > 0) { - if (delimiter !== 25 /* CommaToken */) { + if (delimiter !== 26 /* CommaToken */) { writeSpace(writer); } writePunctuation(writer, delimiter); writeSpace(writer); } - writeType(types[i], delimiter === 25 /* CommaToken */ ? 0 /* None */ : 64 /* InElementType */); + writeType(types[i], delimiter === 26 /* CommaToken */ ? 0 /* None */ : 128 /* InElementType */); } } function writeSymbolTypeReference(symbol, typeArguments, pos, end, flags) { // Unnamed function expressions and arrow functions have reserved names that we don't want to display - if (symbol.flags & 32 /* Class */ || !isReservedMemberName(symbol.name)) { + if (symbol.flags & 32 /* Class */ || !isReservedMemberName(symbol.escapedName)) { buildSymbolDisplay(symbol, writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, flags); } if (pos < end) { - writePunctuation(writer, 26 /* LessThanToken */); - writeType(typeArguments[pos], 256 /* InFirstTypeArgument */); + writePunctuation(writer, 27 /* LessThanToken */); + writeType(typeArguments[pos], 512 /* InFirstTypeArgument */); pos++; while (pos < end) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); writeType(typeArguments[pos], 0 /* None */); pos++; } - writePunctuation(writer, 28 /* GreaterThanToken */); + writePunctuation(writer, 29 /* GreaterThanToken */); } } function writeTypeReference(type, flags) { - var typeArguments = type.typeArguments || emptyArray; + var typeArguments = type.typeArguments || ts.emptyArray; if (type.target === globalArrayType && !(flags & 1 /* WriteArrayAsGenericType */)) { - writeType(typeArguments[0], 64 /* InElementType */); - writePunctuation(writer, 20 /* OpenBracketToken */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writeType(typeArguments[0], 128 /* InElementType */ | 32768 /* InArrayType */); + writePunctuation(writer, 21 /* OpenBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } else if (type.target.objectFlags & 8 /* Tuple */) { - writePunctuation(writer, 20 /* OpenBracketToken */); - writeTypeList(type.typeArguments.slice(0, getTypeReferenceArity(type)), 25 /* CommaToken */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 21 /* OpenBracketToken */); + writeTypeList(type.typeArguments.slice(0, getTypeReferenceArity(type)), 26 /* CommaToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); + } + else if (flags & 16384 /* WriteClassExpressionAsTypeLiteral */ && + type.symbol.valueDeclaration && + type.symbol.valueDeclaration.kind === 199 /* ClassExpression */) { + writeAnonymousType(type, flags); } else { // Write the type reference in the format f.g.C where A and B are type arguments @@ -26371,45 +26582,48 @@ var ts; var outerTypeParameters = type.target.outerTypeParameters; var i = 0; if (outerTypeParameters) { - var length_1 = outerTypeParameters.length; - while (i < length_1) { + var length_2 = outerTypeParameters.length; + while (i < length_2) { // Find group of type arguments for type parameters with the same declaring container. var start = i; - var parent_7 = getParentSymbolOfTypeParameter(outerTypeParameters[i]); + var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]); do { i++; - } while (i < length_1 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent_7); + } while (i < length_2 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent); // When type parameters are their own type arguments for the whole group (i.e. we have // the default outer type arguments), we don't show the group. if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) { - writeSymbolTypeReference(parent_7, typeArguments, start, i, flags); - writePunctuation(writer, 22 /* DotToken */); + writeSymbolTypeReference(parent, typeArguments, start, i, flags); + writePunctuation(writer, 23 /* DotToken */); } } } - var typeParameterCount = (type.target.typeParameters || emptyArray).length; + var typeParameterCount = (type.target.typeParameters || ts.emptyArray).length; writeSymbolTypeReference(type.symbol, typeArguments, i, typeParameterCount, flags); } } function writeUnionOrIntersectionType(type, flags) { - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 18 /* OpenParenToken */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 19 /* OpenParenToken */); } if (type.flags & 65536 /* Union */) { - writeTypeList(formatUnionTypes(type.types), 48 /* BarToken */); + writeTypeList(formatUnionTypes(type.types), 49 /* BarToken */); } else { - writeTypeList(type.types, 47 /* AmpersandToken */); + writeTypeList(type.types, 48 /* AmpersandToken */); } - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 19 /* CloseParenToken */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 20 /* CloseParenToken */); } } function writeAnonymousType(type, flags) { var symbol = type.symbol; if (symbol) { // Always use 'typeof T' for type of class, enum, and module objects - if (symbol.flags & (32 /* Class */ | 384 /* Enum */ | 512 /* ValueModule */)) { + if (symbol.flags & 32 /* Class */ && + !getBaseTypeVariableOfClass(symbol) && + !(symbol.valueDeclaration.kind === 199 /* ClassExpression */ && flags & 16384 /* WriteClassExpressionAsTypeLiteral */) || + symbol.flags & (384 /* Enum */ | 512 /* ValueModule */)) { writeTypeOfSymbol(type, flags); } else if (shouldWriteTypeOfFunctionSymbol()) { @@ -26424,18 +26638,27 @@ var ts; } else { // Recursive usage, use any - writeKeyword(writer, 118 /* AnyKeyword */); + writeKeyword(writer, 119 /* AnyKeyword */); } } else { // Since instantiations of the same anonymous type have the same symbol, tracking symbols instead // of types allows us to catch circular references to instantiations of the same anonymous type + // However, in case of class expressions, we want to write both the static side and the instance side. + // We skip adding the static side so that the instance side has a chance to be written + // before checking for circular references. if (!symbolStack) { symbolStack = []; } - symbolStack.push(symbol); - writeLiteralType(type, flags); - symbolStack.pop(); + var isConstructorObject = type.objectFlags & 16 /* Anonymous */ && type.symbol && type.symbol.flags & 32 /* Class */; + if (isConstructorObject) { + writeLiteralType(type, flags); + } + else { + symbolStack.push(symbol); + writeLiteralType(type, flags); + symbolStack.pop(); + } } } else { @@ -26443,177 +26666,170 @@ var ts; writeLiteralType(type, flags); } function shouldWriteTypeOfFunctionSymbol() { - var isStaticMethodSymbol = !!(symbol.flags & 8192 /* Method */ && - ts.forEach(symbol.declarations, function (declaration) { return ts.getModifierFlags(declaration) & 32 /* Static */; })); + var isStaticMethodSymbol = !!(symbol.flags & 8192 /* Method */) && // typeof static method + ts.some(symbol.declarations, function (declaration) { return ts.hasModifier(declaration, 32 /* Static */); }); var isNonLocalFunctionSymbol = !!(symbol.flags & 16 /* Function */) && - (symbol.parent || - ts.forEach(symbol.declarations, function (declaration) { - return declaration.parent.kind === 261 /* SourceFile */ || declaration.parent.kind === 231 /* ModuleBlock */; + (symbol.parent || // is exported function symbol + ts.some(symbol.declarations, function (declaration) { + return declaration.parent.kind === 265 /* SourceFile */ || declaration.parent.kind === 234 /* ModuleBlock */; })); if (isStaticMethodSymbol || isNonLocalFunctionSymbol) { // typeof is allowed only for static/non local functions - return !!(flags & 2 /* UseTypeOfFunction */) || - (ts.contains(symbolStack, symbol)); // it is type of the symbol uses itself recursively + return !!(flags & 4 /* UseTypeOfFunction */) || // use typeof if format flags specify it + ts.contains(symbolStack, symbol); // it is type of the symbol uses itself recursively } } } function writeTypeOfSymbol(type, typeFormatFlags) { - writeKeyword(writer, 102 /* TypeOfKeyword */); + if (typeFormatFlags & 32768 /* InArrayType */) { + writePunctuation(writer, 19 /* OpenParenToken */); + } + writeKeyword(writer, 103 /* TypeOfKeyword */); writeSpace(writer); buildSymbolDisplay(type.symbol, writer, enclosingDeclaration, 107455 /* Value */, 0 /* None */, typeFormatFlags); - } - function writeIndexSignature(info, keyword) { - if (info) { - if (info.isReadonly) { - writeKeyword(writer, 130 /* ReadonlyKeyword */); - writeSpace(writer); - } - writePunctuation(writer, 20 /* OpenBracketToken */); - writer.writeParameter(info.declaration ? ts.declarationNameToString(info.declaration.parameters[0].name) : "x"); - writePunctuation(writer, 55 /* ColonToken */); - writeSpace(writer); - writeKeyword(writer, keyword); - writePunctuation(writer, 21 /* CloseBracketToken */); - writePunctuation(writer, 55 /* ColonToken */); - writeSpace(writer); - writeType(info.type, 0 /* None */); - writePunctuation(writer, 24 /* SemicolonToken */); - writer.writeLine(); + if (typeFormatFlags & 32768 /* InArrayType */) { + writePunctuation(writer, 20 /* CloseParenToken */); } } function writePropertyWithModifiers(prop) { if (isReadonlySymbol(prop)) { - writeKeyword(writer, 130 /* ReadonlyKeyword */); + writeKeyword(writer, 131 /* ReadonlyKeyword */); writeSpace(writer); } buildSymbolDisplay(prop, writer); - if (prop.flags & 536870912 /* Optional */) { - writePunctuation(writer, 54 /* QuestionToken */); + if (prop.flags & 16777216 /* Optional */) { + writePunctuation(writer, 55 /* QuestionToken */); } } function shouldAddParenthesisAroundFunctionType(callSignature, flags) { - if (flags & 64 /* InElementType */) { + if (flags & 128 /* InElementType */) { return true; } - else if (flags & 256 /* InFirstTypeArgument */) { + else if (flags & 512 /* InFirstTypeArgument */) { // Add parenthesis around function type for the first type argument to avoid ambiguity - var typeParameters = callSignature.target && (flags & 32 /* WriteTypeArgumentsOfSignature */) ? + var typeParameters = callSignature.target && (flags & 64 /* WriteTypeArgumentsOfSignature */) ? callSignature.target.typeParameters : callSignature.typeParameters; return typeParameters && typeParameters.length !== 0; } return false; } function writeLiteralType(type, flags) { - if (type.objectFlags & 32 /* Mapped */) { - if (getConstraintTypeFromMappedType(type).flags & (16384 /* TypeParameter */ | 262144 /* Index */)) { - writeMappedType(type); - return; - } + if (isGenericMappedType(type)) { + writeMappedType(type); + return; } var resolved = resolveStructuredTypeMembers(type); if (!resolved.properties.length && !resolved.stringIndexInfo && !resolved.numberIndexInfo) { if (!resolved.callSignatures.length && !resolved.constructSignatures.length) { - writePunctuation(writer, 16 /* OpenBraceToken */); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); return; } if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) { var parenthesizeSignature = shouldAddParenthesisAroundFunctionType(resolved.callSignatures[0], flags); if (parenthesizeSignature) { - writePunctuation(writer, 18 /* OpenParenToken */); + writePunctuation(writer, 19 /* OpenParenToken */); } - buildSignatureDisplay(resolved.callSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 8 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); + buildSignatureDisplay(resolved.callSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 16 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); if (parenthesizeSignature) { - writePunctuation(writer, 19 /* CloseParenToken */); + writePunctuation(writer, 20 /* CloseParenToken */); } return; } if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) { - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 18 /* OpenParenToken */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 19 /* OpenParenToken */); } - writeKeyword(writer, 93 /* NewKeyword */); + writeKeyword(writer, 94 /* NewKeyword */); writeSpace(writer); - buildSignatureDisplay(resolved.constructSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 8 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 19 /* CloseParenToken */); + buildSignatureDisplay(resolved.constructSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 16 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 20 /* CloseParenToken */); } return; } } var saveInObjectTypeLiteral = inObjectTypeLiteral; inObjectTypeLiteral = true; - writePunctuation(writer, 16 /* OpenBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); writer.writeLine(); writer.increaseIndent(); writeObjectLiteralType(resolved); writer.decreaseIndent(); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); inObjectTypeLiteral = saveInObjectTypeLiteral; } function writeObjectLiteralType(resolved) { for (var _i = 0, _a = resolved.callSignatures; _i < _a.length; _i++) { var signature = _a[_i]; buildSignatureDisplay(signature, writer, enclosingDeclaration, globalFlagsToPass, /*kind*/ undefined, symbolStack); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } for (var _b = 0, _c = resolved.constructSignatures; _b < _c.length; _b++) { var signature = _c[_b]; buildSignatureDisplay(signature, writer, enclosingDeclaration, globalFlagsToPass, 1 /* Construct */, symbolStack); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } - writeIndexSignature(resolved.stringIndexInfo, 134 /* StringKeyword */); - writeIndexSignature(resolved.numberIndexInfo, 132 /* NumberKeyword */); + buildIndexSignatureDisplay(resolved.stringIndexInfo, writer, 0 /* String */, enclosingDeclaration, globalFlags, symbolStack); + buildIndexSignatureDisplay(resolved.numberIndexInfo, writer, 1 /* Number */, enclosingDeclaration, globalFlags, symbolStack); for (var _d = 0, _e = resolved.properties; _d < _e.length; _d++) { var p = _e[_d]; + if (globalFlags & 16384 /* WriteClassExpressionAsTypeLiteral */) { + if (p.flags & 4194304 /* Prototype */) { + continue; + } + if (ts.getDeclarationModifierFlagsFromSymbol(p) & (8 /* Private */ | 16 /* Protected */)) { + writer.reportPrivateInBaseOfClassExpression(ts.symbolName(p)); + } + } var t = getTypeOfSymbol(p); if (p.flags & (16 /* Function */ | 8192 /* Method */) && !getPropertiesOfObjectType(t).length) { var signatures = getSignaturesOfType(t, 0 /* Call */); - for (var _f = 0, signatures_1 = signatures; _f < signatures_1.length; _f++) { - var signature = signatures_1[_f]; + for (var _f = 0, signatures_2 = signatures; _f < signatures_2.length; _f++) { + var signature = signatures_2[_f]; writePropertyWithModifiers(p); buildSignatureDisplay(signature, writer, enclosingDeclaration, globalFlagsToPass, /*kind*/ undefined, symbolStack); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } } else { writePropertyWithModifiers(p); - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); - writeType(t, 0 /* None */); - writePunctuation(writer, 24 /* SemicolonToken */); + writeType(t, globalFlags & 16384 /* WriteClassExpressionAsTypeLiteral */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } } } function writeMappedType(type) { - writePunctuation(writer, 16 /* OpenBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); writer.writeLine(); writer.increaseIndent(); if (type.declaration.readonlyToken) { - writeKeyword(writer, 130 /* ReadonlyKeyword */); + writeKeyword(writer, 131 /* ReadonlyKeyword */); writeSpace(writer); } - writePunctuation(writer, 20 /* OpenBracketToken */); + writePunctuation(writer, 21 /* OpenBracketToken */); appendSymbolNameOnly(getTypeParameterFromMappedType(type).symbol, writer); writeSpace(writer); - writeKeyword(writer, 91 /* InKeyword */); + writeKeyword(writer, 92 /* InKeyword */); writeSpace(writer); writeType(getConstraintTypeFromMappedType(type), 0 /* None */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); if (type.declaration.questionToken) { - writePunctuation(writer, 54 /* QuestionToken */); + writePunctuation(writer, 55 /* QuestionToken */); } - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); writeType(getTemplateTypeFromMappedType(type), 0 /* None */); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); writer.decreaseIndent(); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); } } function buildTypeParameterDisplayFromSymbol(symbol, writer, enclosingDeclaration, flags) { @@ -26627,54 +26843,65 @@ var ts; var constraint = getConstraintOfTypeParameter(tp); if (constraint) { writeSpace(writer); - writeKeyword(writer, 84 /* ExtendsKeyword */); + writeKeyword(writer, 85 /* ExtendsKeyword */); writeSpace(writer); buildTypeDisplay(constraint, writer, enclosingDeclaration, flags, symbolStack); } + var defaultType = getDefaultFromTypeParameter(tp); + if (defaultType) { + writeSpace(writer); + writePunctuation(writer, 58 /* EqualsToken */); + writeSpace(writer); + buildTypeDisplay(defaultType, writer, enclosingDeclaration, flags, symbolStack); + } } function buildParameterDisplay(p, writer, enclosingDeclaration, flags, symbolStack) { var parameterNode = p.valueDeclaration; - if (ts.isRestParameter(parameterNode)) { - writePunctuation(writer, 23 /* DotDotDotToken */); + if (parameterNode ? ts.isRestParameter(parameterNode) : isTransientSymbol(p) && p.isRestParameter) { + writePunctuation(writer, 24 /* DotDotDotToken */); } - if (ts.isBindingPattern(parameterNode.name)) { + if (parameterNode && ts.isBindingPattern(parameterNode.name)) { buildBindingPatternDisplay(parameterNode.name, writer, enclosingDeclaration, flags, symbolStack); } else { appendSymbolNameOnly(p, writer); } - if (isOptionalParameter(parameterNode)) { - writePunctuation(writer, 54 /* QuestionToken */); + if (parameterNode && isOptionalParameter(parameterNode)) { + writePunctuation(writer, 55 /* QuestionToken */); } - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); - buildTypeDisplay(getTypeOfSymbol(p), writer, enclosingDeclaration, flags, symbolStack); + var type = getTypeOfSymbol(p); + if (parameterNode && isRequiredInitializedParameter(parameterNode)) { + type = getNullableType(type, 2048 /* Undefined */); + } + buildTypeDisplay(type, writer, enclosingDeclaration, flags, symbolStack); } function buildBindingPatternDisplay(bindingPattern, writer, enclosingDeclaration, flags, symbolStack) { // We have to explicitly emit square bracket and bracket because these tokens are not stored inside the node. - if (bindingPattern.kind === 172 /* ObjectBindingPattern */) { - writePunctuation(writer, 16 /* OpenBraceToken */); + if (bindingPattern.kind === 174 /* ObjectBindingPattern */) { + writePunctuation(writer, 17 /* OpenBraceToken */); buildDisplayForCommaSeparatedList(bindingPattern.elements, writer, function (e) { return buildBindingElementDisplay(e, writer, enclosingDeclaration, flags, symbolStack); }); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); } - else if (bindingPattern.kind === 173 /* ArrayBindingPattern */) { - writePunctuation(writer, 20 /* OpenBracketToken */); + else if (bindingPattern.kind === 175 /* ArrayBindingPattern */) { + writePunctuation(writer, 21 /* OpenBracketToken */); var elements = bindingPattern.elements; buildDisplayForCommaSeparatedList(elements, writer, function (e) { return buildBindingElementDisplay(e, writer, enclosingDeclaration, flags, symbolStack); }); if (elements && elements.hasTrailingComma) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); } - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } } function buildBindingElementDisplay(bindingElement, writer, enclosingDeclaration, flags, symbolStack) { if (ts.isOmittedExpression(bindingElement)) { return; } - ts.Debug.assert(bindingElement.kind === 174 /* BindingElement */); + ts.Debug.assert(bindingElement.kind === 176 /* BindingElement */); if (bindingElement.propertyName) { writer.writeProperty(ts.getTextOfNode(bindingElement.propertyName)); - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); } if (ts.isBindingPattern(bindingElement.name)) { @@ -26682,22 +26909,22 @@ var ts; } else { if (bindingElement.dotDotDotToken) { - writePunctuation(writer, 23 /* DotDotDotToken */); + writePunctuation(writer, 24 /* DotDotDotToken */); } appendSymbolNameOnly(bindingElement.symbol, writer); } } function buildDisplayForTypeParametersAndDelimiters(typeParameters, writer, enclosingDeclaration, flags, symbolStack) { if (typeParameters && typeParameters.length) { - writePunctuation(writer, 26 /* LessThanToken */); + writePunctuation(writer, 27 /* LessThanToken */); buildDisplayForCommaSeparatedList(typeParameters, writer, function (p) { return buildTypeParameterDisplay(p, writer, enclosingDeclaration, flags, symbolStack); }); - writePunctuation(writer, 28 /* GreaterThanToken */); + writePunctuation(writer, 29 /* GreaterThanToken */); } } function buildDisplayForCommaSeparatedList(list, writer, action) { for (var i = 0; i < list.length; i++) { if (i > 0) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); } action(list[i]); @@ -26705,68 +26932,71 @@ var ts; } function buildDisplayForTypeArgumentsAndDelimiters(typeParameters, mapper, writer, enclosingDeclaration) { if (typeParameters && typeParameters.length) { - writePunctuation(writer, 26 /* LessThanToken */); - var flags = 256 /* InFirstTypeArgument */; + writePunctuation(writer, 27 /* LessThanToken */); + var flags = 512 /* InFirstTypeArgument */; for (var i = 0; i < typeParameters.length; i++) { if (i > 0) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); flags = 0 /* None */; } buildTypeDisplay(mapper(typeParameters[i]), writer, enclosingDeclaration, flags); } - writePunctuation(writer, 28 /* GreaterThanToken */); + writePunctuation(writer, 29 /* GreaterThanToken */); } } function buildDisplayForParametersAndDelimiters(thisParameter, parameters, writer, enclosingDeclaration, flags, symbolStack) { - writePunctuation(writer, 18 /* OpenParenToken */); + writePunctuation(writer, 19 /* OpenParenToken */); if (thisParameter) { buildParameterDisplay(thisParameter, writer, enclosingDeclaration, flags, symbolStack); } for (var i = 0; i < parameters.length; i++) { if (i > 0 || thisParameter) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); } buildParameterDisplay(parameters[i], writer, enclosingDeclaration, flags, symbolStack); } - writePunctuation(writer, 19 /* CloseParenToken */); + writePunctuation(writer, 20 /* CloseParenToken */); } function buildTypePredicateDisplay(predicate, writer, enclosingDeclaration, flags, symbolStack) { if (ts.isIdentifierTypePredicate(predicate)) { writer.writeParameter(predicate.parameterName); } else { - writeKeyword(writer, 98 /* ThisKeyword */); + writeKeyword(writer, 99 /* ThisKeyword */); } writeSpace(writer); - writeKeyword(writer, 125 /* IsKeyword */); + writeKeyword(writer, 126 /* IsKeyword */); writeSpace(writer); buildTypeDisplay(predicate.type, writer, enclosingDeclaration, flags, symbolStack); } function buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, symbolStack) { - if (flags & 8 /* WriteArrowStyleSignature */) { + var returnType = getReturnTypeOfSignature(signature); + if (flags & 4096 /* SuppressAnyReturnType */ && isTypeAny(returnType)) { + return; + } + if (flags & 16 /* WriteArrowStyleSignature */) { writeSpace(writer); - writePunctuation(writer, 35 /* EqualsGreaterThanToken */); + writePunctuation(writer, 36 /* EqualsGreaterThanToken */); } else { - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); } writeSpace(writer); if (signature.typePredicate) { buildTypePredicateDisplay(signature.typePredicate, writer, enclosingDeclaration, flags, symbolStack); } else { - var returnType = getReturnTypeOfSignature(signature); buildTypeDisplay(returnType, writer, enclosingDeclaration, flags, symbolStack); } } function buildSignatureDisplay(signature, writer, enclosingDeclaration, flags, kind, symbolStack) { if (kind === 1 /* Construct */) { - writeKeyword(writer, 93 /* NewKeyword */); + writeKeyword(writer, 94 /* NewKeyword */); writeSpace(writer); } - if (signature.target && (flags & 32 /* WriteTypeArgumentsOfSignature */)) { + if (signature.target && (flags & 64 /* WriteTypeArgumentsOfSignature */)) { // Instantiated signature, write type arguments instead // This is achieved by passing in the mapper separately buildDisplayForTypeArgumentsAndDelimiters(signature.target.typeParameters, signature.mapper, writer, enclosingDeclaration); @@ -26777,6 +27007,32 @@ var ts; buildDisplayForParametersAndDelimiters(signature.thisParameter, signature.parameters, writer, enclosingDeclaration, flags, symbolStack); buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, symbolStack); } + function buildIndexSignatureDisplay(info, writer, kind, enclosingDeclaration, globalFlags, symbolStack) { + if (info) { + if (info.isReadonly) { + writeKeyword(writer, 131 /* ReadonlyKeyword */); + writeSpace(writer); + } + writePunctuation(writer, 21 /* OpenBracketToken */); + writer.writeParameter(info.declaration ? ts.declarationNameToString(info.declaration.parameters[0].name) : "x"); + writePunctuation(writer, 56 /* ColonToken */); + writeSpace(writer); + switch (kind) { + case 1 /* Number */: + writeKeyword(writer, 133 /* NumberKeyword */); + break; + case 0 /* String */: + writeKeyword(writer, 136 /* StringKeyword */); + break; + } + writePunctuation(writer, 22 /* CloseBracketToken */); + writePunctuation(writer, 56 /* ColonToken */); + writeSpace(writer); + buildTypeDisplay(info.type, writer, enclosingDeclaration, globalFlags, symbolStack); + writePunctuation(writer, 25 /* SemicolonToken */); + writer.writeLine(); + } + } return _displayBuilder || (_displayBuilder = { buildSymbolDisplay: buildSymbolDisplay, buildTypeDisplay: buildTypeDisplay, @@ -26787,6 +27043,7 @@ var ts; buildDisplayForTypeParametersAndDelimiters: buildDisplayForTypeParametersAndDelimiters, buildTypeParameterDisplayFromSymbol: buildTypeParameterDisplayFromSymbol, buildSignatureDisplay: buildSignatureDisplay, + buildIndexSignatureDisplay: buildIndexSignatureDisplay, buildReturnTypeDisplay: buildReturnTypeDisplay }); } @@ -26801,75 +27058,76 @@ var ts; return false; function determineIfDeclarationIsVisible() { switch (node.kind) { - case 174 /* BindingElement */: + case 176 /* BindingElement */: return isDeclarationVisible(node.parent.parent); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: if (ts.isBindingPattern(node.name) && !node.name.elements.length) { // If the binding pattern is empty, this variable declaration is not visible return false; } - // Otherwise fall through - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 225 /* FunctionDeclaration */: - case 229 /* EnumDeclaration */: - case 234 /* ImportEqualsDeclaration */: + // falls through + case 233 /* ModuleDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 228 /* FunctionDeclaration */: + case 232 /* EnumDeclaration */: + case 237 /* ImportEqualsDeclaration */: // external module augmentation is always visible if (ts.isExternalModuleAugmentation(node)) { return true; } - var parent_8 = getDeclarationContainer(node); + var parent = getDeclarationContainer(node); // If the node is not exported or it is not ambient module element (except import declaration) if (!(ts.getCombinedModifierFlags(node) & 1 /* Export */) && - !(node.kind !== 234 /* ImportEqualsDeclaration */ && parent_8.kind !== 261 /* SourceFile */ && ts.isInAmbientContext(parent_8))) { - return isGlobalSourceFile(parent_8); + !(node.kind !== 237 /* ImportEqualsDeclaration */ && parent.kind !== 265 /* SourceFile */ && ts.isInAmbientContext(parent))) { + return isGlobalSourceFile(parent); } // Exported members/ambient module elements (exception import declaration) are visible if parent is visible - return isDeclarationVisible(parent_8); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - if (ts.getModifierFlags(node) & (8 /* Private */ | 16 /* Protected */)) { + return isDeclarationVisible(parent); + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + if (ts.hasModifier(node, 8 /* Private */ | 16 /* Protected */)) { // Private/protected properties/methods are not visible return false; } - // Public properties/methods are visible if its parents are visible, so const it fall into next case statement - case 150 /* Constructor */: - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 155 /* IndexSignature */: - case 144 /* Parameter */: - case 231 /* ModuleBlock */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 161 /* TypeLiteral */: - case 157 /* TypeReference */: - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: + // Public properties/methods are visible if its parents are visible, so: + // falls through + case 152 /* Constructor */: + case 156 /* ConstructSignature */: + case 155 /* CallSignature */: + case 157 /* IndexSignature */: + case 146 /* Parameter */: + case 234 /* ModuleBlock */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 163 /* TypeLiteral */: + case 159 /* TypeReference */: + case 164 /* ArrayType */: + case 165 /* TupleType */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 168 /* ParenthesizedType */: return isDeclarationVisible(node.parent); // Default binding, import specifier and namespace import is visible // only on demand so by default it is not visible - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: + case 239 /* ImportClause */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */: return false; // Type parameters are always visible - case 143 /* TypeParameter */: + case 145 /* TypeParameter */: // Source file and namespace export are always visible - case 261 /* SourceFile */: - case 233 /* NamespaceExportDeclaration */: + case 265 /* SourceFile */: + case 236 /* NamespaceExportDeclaration */: return true; // Export assignments do not create name bindings outside the module - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return false; default: return false; @@ -26878,14 +27136,11 @@ var ts; } function collectLinkedAliases(node) { var exportSymbol; - if (node.parent && node.parent.kind === 240 /* ExportAssignment */) { - exportSymbol = resolveName(node.parent, node.text, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */, ts.Diagnostics.Cannot_find_name_0, node); + if (node.parent && node.parent.kind === 243 /* ExportAssignment */) { + exportSymbol = resolveName(node.parent, node.escapedText, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */, ts.Diagnostics.Cannot_find_name_0, node, /*isUse*/ false); } - else if (node.parent.kind === 243 /* ExportSpecifier */) { - var exportSpecifier = node.parent; - exportSymbol = exportSpecifier.parent.parent.moduleSpecifier ? - getExternalModuleMember(exportSpecifier.parent.parent, exportSpecifier) : - resolveEntityName(exportSpecifier.propertyName || exportSpecifier.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */); + else if (node.parent.kind === 246 /* ExportSpecifier */) { + exportSymbol = getTargetOfExportSpecifier(node.parent, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */); } var result = []; if (exportSymbol) { @@ -26896,14 +27151,12 @@ var ts; ts.forEach(declarations, function (declaration) { getNodeLinks(declaration).isVisible = true; var resultNode = getAnyImportSyntax(declaration) || declaration; - if (!ts.contains(result, resultNode)) { - result.push(resultNode); - } + ts.pushIfUnique(result, resultNode); if (ts.isInternalModuleImportEqualsDeclaration(declaration)) { // Add the referenced top container visible var internalModuleReference = declaration.moduleReference; var firstIdentifier = getFirstIdentifier(internalModuleReference); - var importSymbol = resolveName(declaration, firstIdentifier.text, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, undefined, undefined); + var importSymbol = resolveName(declaration, firstIdentifier.escapedText, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, undefined, undefined, /*isUse*/ false); if (importSymbol) { buildVisibleNodeList(importSymbol.declarations); } @@ -26926,8 +27179,8 @@ var ts; var resolutionCycleStartIndex = findResolutionCycleStartIndex(target, propertyName); if (resolutionCycleStartIndex >= 0) { // A cycle was found - var length_2 = resolutionTargets.length; - for (var i = resolutionCycleStartIndex; i < length_2; i++) { + var length_3 = resolutionTargets.length; + for (var i = resolutionCycleStartIndex; i < length_3; i++) { resolutionResults[i] = false; } return false; @@ -26971,21 +27224,20 @@ var ts; return resolutionResults.pop(); } function getDeclarationContainer(node) { - node = ts.getRootDeclaration(node); - while (node) { + node = ts.findAncestor(ts.getRootDeclaration(node), function (node) { switch (node.kind) { - case 223 /* VariableDeclaration */: - case 224 /* VariableDeclarationList */: - case 239 /* ImportSpecifier */: - case 238 /* NamedImports */: - case 237 /* NamespaceImport */: - case 236 /* ImportClause */: - node = node.parent; - break; + case 226 /* VariableDeclaration */: + case 227 /* VariableDeclarationList */: + case 242 /* ImportSpecifier */: + case 241 /* NamedImports */: + case 240 /* NamespaceImport */: + case 239 /* ImportClause */: + return false; default: - return node.parent; + return true; } - } + }); + return node && node.parent; } function getTypeOfPrototypeProperty(prototype) { // TypeScript 1.0 spec (April 2014): 8.4 @@ -27003,9 +27255,6 @@ var ts; function isTypeAny(type) { return type && (type.flags & 1 /* Any */) !== 0; } - function isTypeNever(type) { - return type && (type.flags & 8192 /* Never */) !== 0; - } // Return the type of a binding element parent. We check SymbolLinks first to see if a type has been // assigned by contextual typing. function getTypeForBindingElementParent(node) { @@ -27013,7 +27262,7 @@ var ts; return symbol && getSymbolLinks(symbol).type || getTypeForVariableLikeDeclaration(node, /*includeOptionality*/ false); } function isComputedNonLiteralName(name) { - return name.kind === 142 /* ComputedPropertyName */ && !ts.isStringOrNumericLiteral(name.expression); + return name.kind === 144 /* ComputedPropertyName */ && !ts.isStringOrNumericLiteral(name.expression); } function getRestType(source, properties, symbol) { source = filterType(source, function (t) { return !(t.flags & 6144 /* Nullable */); }); @@ -27023,25 +27272,24 @@ var ts; if (source.flags & 65536 /* Union */) { return mapType(source, function (t) { return getRestType(t, properties, symbol); }); } - var members = ts.createMap(); - var names = ts.createMap(); + var members = ts.createSymbolTable(); + var names = ts.createUnderscoreEscapedMap(); for (var _i = 0, properties_2 = properties; _i < properties_2.length; _i++) { - var name_17 = properties_2[_i]; - names[ts.getTextOfPropertyName(name_17)] = true; + var name = properties_2[_i]; + names.set(ts.getTextOfPropertyName(name), true); } for (var _a = 0, _b = getPropertiesOfType(source); _a < _b.length; _a++) { var prop = _b[_a]; - var inNamesToRemove = prop.name in names; - var isPrivate = getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */); - var isMethod = prop.flags & 8192 /* Method */; + var inNamesToRemove = names.has(prop.escapedName); + var isPrivate = ts.getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */); var isSetOnlyAccessor = prop.flags & 65536 /* SetAccessor */ && !(prop.flags & 32768 /* GetAccessor */); - if (!inNamesToRemove && !isPrivate && !isMethod && !isSetOnlyAccessor) { - members[prop.name] = prop; + if (!inNamesToRemove && !isPrivate && !isClassMethod(prop) && !isSetOnlyAccessor) { + members.set(prop.escapedName, prop); } } var stringIndexInfo = getIndexInfoOfType(source, 0 /* String */); var numberIndexInfo = getIndexInfoOfType(source, 1 /* Number */); - return createAnonymousType(symbol, members, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); + return createAnonymousType(symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); } /** Return the inferred type for a binding element */ function getTypeForBindingElement(declaration) { @@ -27051,17 +27299,17 @@ var ts; if (parentType === unknownType) { return unknownType; } - // If no type was specified or inferred for parent, or if the specified or inferred type is any, - // infer from the initializer of the binding element if one is present. Otherwise, go with the - // undefined or any type of the parent. - if (!parentType || isTypeAny(parentType)) { - if (declaration.initializer) { - return checkDeclarationInitializer(declaration); - } + // If no type was specified or inferred for parent, + // infer from the initializer of the binding element if one is present. + // Otherwise, go with the undefined type of the parent. + if (!parentType) { + return declaration.initializer ? checkDeclarationInitializer(declaration) : parentType; + } + if (isTypeAny(parentType)) { return parentType; } var type; - if (pattern.kind === 172 /* ObjectBindingPattern */) { + if (pattern.kind === 174 /* ObjectBindingPattern */) { if (declaration.dotDotDotToken) { if (!isValidSpreadType(parentType)) { error(declaration, ts.Diagnostics.Rest_types_may_only_be_created_from_object_types); @@ -27078,22 +27326,20 @@ var ts; } else { // Use explicitly specified property name ({ p: xxx } form), or otherwise the implied name ({ p } form) - var name_18 = declaration.propertyName || declaration.name; - if (isComputedNonLiteralName(name_18)) { + var name = declaration.propertyName || declaration.name; + if (isComputedNonLiteralName(name)) { // computed properties with non-literal names are treated as 'any' return anyType; } - if (declaration.initializer) { - getContextualType(declaration.initializer); - } // Use type of the specified property, or otherwise, for a numeric name, the type of the numeric index signature, // or otherwise the type of the string index signature. - var text = ts.getTextOfPropertyName(name_18); - type = getTypeOfPropertyOfType(parentType, text) || + var text = ts.getTextOfPropertyName(name); + var declaredType = getTypeOfPropertyOfType(parentType, text); + type = declaredType && getFlowTypeOfReference(declaration, declaredType) || isNumericLiteralName(text) && getIndexTypeOfType(parentType, 1 /* Number */) || getIndexTypeOfType(parentType, 0 /* String */); if (!type) { - error(name_18, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name_18)); + error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name)); return unknownType; } } @@ -27102,7 +27348,7 @@ var ts; // This elementType will be used if the specific property corresponding to this index is not // present (aka the tuple element property). This call also checks that the parentType is in // fact an iterable or array (depending on target language). - var elementType = checkIteratedTypeOrElementType(parentType, pattern, /*allowStringInput*/ false); + var elementType = checkIteratedTypeOrElementType(parentType, pattern, /*allowStringInput*/ false, /*allowAsyncIterables*/ false); if (declaration.dotDotDotToken) { // Rest element has an array type with the same element type as the parent type type = createArrayType(elementType); @@ -27133,7 +27379,7 @@ var ts; getUnionType([type, checkExpressionCached(declaration.initializer)], /*subtypeReduction*/ true) : type; } - function getTypeForVariableLikeDeclarationFromJSDocComment(declaration) { + function getTypeForDeclarationFromJSDocComment(declaration) { var jsdocType = ts.getJSDocType(declaration); if (jsdocType) { return getTypeFromTypeNode(jsdocType); @@ -27142,48 +27388,42 @@ var ts; } function isNullOrUndefined(node) { var expr = ts.skipParentheses(node); - return expr.kind === 94 /* NullKeyword */ || expr.kind === 70 /* Identifier */ && getResolvedSymbol(expr) === undefinedSymbol; + return expr.kind === 95 /* NullKeyword */ || expr.kind === 71 /* Identifier */ && getResolvedSymbol(expr) === undefinedSymbol; } function isEmptyArrayLiteral(node) { var expr = ts.skipParentheses(node); - return expr.kind === 175 /* ArrayLiteralExpression */ && expr.elements.length === 0; + return expr.kind === 177 /* ArrayLiteralExpression */ && expr.elements.length === 0; } function addOptionality(type, optional) { - return strictNullChecks && optional ? includeFalsyTypes(type, 2048 /* Undefined */) : type; + return strictNullChecks && optional ? getNullableType(type, 2048 /* Undefined */) : type; } // Return the inferred type for a variable, parameter, or property declaration function getTypeForVariableLikeDeclaration(declaration, includeOptionality) { - if (declaration.flags & 65536 /* JavaScriptFile */) { - // If this is a variable in a JavaScript file, then use the JSDoc type (if it has - // one as its type), otherwise fallback to the below standard TS codepaths to - // try to figure it out. - var type = getTypeForVariableLikeDeclarationFromJSDocComment(declaration); - if (type && type !== unknownType) { - return type; - } - } // A variable declared in a for..in statement is of type string, or of type keyof T when the // right hand expression is of a type parameter type. - if (declaration.parent.parent.kind === 212 /* ForInStatement */) { + if (declaration.parent.parent.kind === 215 /* ForInStatement */) { var indexType = getIndexType(checkNonNullExpression(declaration.parent.parent.expression)); return indexType.flags & (16384 /* TypeParameter */ | 262144 /* Index */) ? indexType : stringType; } - if (declaration.parent.parent.kind === 213 /* ForOfStatement */) { + if (declaration.parent.parent.kind === 216 /* ForOfStatement */) { // checkRightHandSideOfForOf will return undefined if the for-of expression type was // missing properties/signatures required to get its iteratedType (like // [Symbol.iterator] or next). This may be because we accessed properties from anyType, // or it may have led to an error inside getElementTypeOfIterable. - return checkRightHandSideOfForOf(declaration.parent.parent.expression) || anyType; + var forOfStatement = declaration.parent.parent; + return checkRightHandSideOfForOf(forOfStatement.expression, forOfStatement.awaitModifier) || anyType; } if (ts.isBindingPattern(declaration.parent)) { return getTypeForBindingElement(declaration); } // Use type from type annotation if one is present - if (declaration.type) { - return addOptionality(getTypeFromTypeNode(declaration.type), /*optional*/ declaration.questionToken && includeOptionality); + var typeNode = ts.getEffectiveTypeAnnotationNode(declaration); + if (typeNode) { + var declaredType = getTypeFromTypeNode(typeNode); + return addOptionality(declaredType, /*optional*/ declaration.questionToken && includeOptionality); } - if ((compilerOptions.noImplicitAny || declaration.flags & 65536 /* JavaScriptFile */) && - declaration.kind === 223 /* VariableDeclaration */ && !ts.isBindingPattern(declaration.name) && + if ((noImplicitAny || ts.isInJavaScriptFile(declaration)) && + declaration.kind === 226 /* VariableDeclaration */ && !ts.isBindingPattern(declaration.name) && !(ts.getCombinedModifierFlags(declaration) & 1 /* Export */) && !ts.isInAmbientContext(declaration)) { // If --noImplicitAny is on or the declaration is in a Javascript file, // use control flow tracked 'any' type for non-ambient, non-exported var or let variables with no @@ -27197,11 +27437,11 @@ var ts; return autoArrayType; } } - if (declaration.kind === 144 /* Parameter */) { + if (declaration.kind === 146 /* Parameter */) { var func = declaration.parent; // For a parameter of a set accessor, use the type of the get accessor if one is present - if (func.kind === 152 /* SetAccessor */ && !ts.hasDynamicName(func)) { - var getter = ts.getDeclarationOfKind(declaration.parent.symbol, 151 /* GetAccessor */); + if (func.kind === 154 /* SetAccessor */ && !ts.hasDynamicName(func)) { + var getter = ts.getDeclarationOfKind(declaration.parent.symbol, 153 /* GetAccessor */); if (getter) { var getterSignature = getSignatureFromDeclaration(getter); var thisParameter = getAccessorThisParameter(func); @@ -27215,7 +27455,7 @@ var ts; } // Use contextual parameter type if one is available var type = void 0; - if (declaration.symbol.name === "this") { + if (declaration.symbol.escapedName === "this") { type = getContextualThisParameterType(func); } else { @@ -27230,8 +27470,13 @@ var ts; var type = checkDeclarationInitializer(declaration); return addOptionality(type, /*optional*/ declaration.questionToken && includeOptionality); } + if (ts.isJsxAttribute(declaration)) { + // if JSX attribute doesn't have initializer, by default the attribute will have boolean value of true. + // I.e is sugar for + return trueType; + } // If it is a short-hand property assignment, use the type of the identifier - if (declaration.kind === 258 /* ShorthandPropertyAssignment */) { + if (declaration.kind === 262 /* ShorthandPropertyAssignment */) { return checkIdentifier(declaration.name); } // If the declaration specifies a binding pattern, use the type implied by the binding pattern @@ -27241,6 +27486,47 @@ var ts; // No type specified and nothing can be inferred return undefined; } + function getWidenedTypeFromJSSpecialPropertyDeclarations(symbol) { + var types = []; + var definedInConstructor = false; + var definedInMethod = false; + var jsDocType; + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + var expression = declaration.kind === 194 /* BinaryExpression */ ? declaration : + declaration.kind === 179 /* PropertyAccessExpression */ ? ts.getAncestor(declaration, 194 /* BinaryExpression */) : + undefined; + if (!expression) { + return unknownType; + } + if (ts.isPropertyAccessExpression(expression.left) && expression.left.expression.kind === 99 /* ThisKeyword */) { + if (ts.getThisContainer(expression, /*includeArrowFunctions*/ false).kind === 152 /* Constructor */) { + definedInConstructor = true; + } + else { + definedInMethod = true; + } + } + // If there is a JSDoc type, use it + var type_1 = getTypeForDeclarationFromJSDocComment(expression.parent); + if (type_1) { + var declarationType = getWidenedType(type_1); + if (!jsDocType) { + jsDocType = declarationType; + } + else if (jsDocType !== unknownType && declarationType !== unknownType && !isTypeIdenticalTo(jsDocType, declarationType)) { + var name = ts.getNameOfDeclaration(declaration); + error(name, ts.Diagnostics.Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2, ts.declarationNameToString(name), typeToString(jsDocType), typeToString(declarationType)); + } + } + else if (!jsDocType) { + // If we don't have an explicit JSDoc type, get the type from the expression. + types.push(getWidenedLiteralType(checkExpressionCached(expression.right))); + } + } + var type = jsDocType || getUnionType(types, /*subtypeReduction*/ true); + return getWidenedType(addOptionality(type, definedInMethod && !definedInConstructor)); + } // Return the type implied by a binding pattern element. This is the type of the initializer of the element if // one is present. Otherwise, if the element is itself a binding pattern, it is the type implied by the binding // pattern. Otherwise, it is the type any. @@ -27251,14 +27537,14 @@ var ts; if (ts.isBindingPattern(element.name)) { return getTypeFromBindingPattern(element.name, includePatternInType, reportErrors); } - if (reportErrors && compilerOptions.noImplicitAny && !declarationBelongsToPrivateAmbientMember(element)) { + if (reportErrors && noImplicitAny && !declarationBelongsToPrivateAmbientMember(element)) { reportImplicitAnyError(element, anyType); } return anyType; } // Return the type implied by an object binding pattern function getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) { - var members = ts.createMap(); + var members = ts.createSymbolTable(); var stringIndexInfo; var hasComputedProperties = false; ts.forEach(pattern.elements, function (e) { @@ -27273,13 +27559,13 @@ var ts; return; } var text = ts.getTextOfPropertyName(name); - var flags = 4 /* Property */ | 67108864 /* Transient */ | (e.initializer ? 536870912 /* Optional */ : 0); + var flags = 4 /* Property */ | (e.initializer ? 16777216 /* Optional */ : 0); var symbol = createSymbol(flags, text); symbol.type = getTypeFromBindingElement(e, includePatternInType, reportErrors); symbol.bindingElement = e; - members[symbol.name] = symbol; + members.set(symbol.escapedName, symbol); }); - var result = createAnonymousType(undefined, members, emptyArray, emptyArray, stringIndexInfo, undefined); + var result = createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined); if (includePatternInType) { result.pattern = pattern; } @@ -27312,7 +27598,7 @@ var ts; // parameter with no type annotation or initializer, the type implied by the binding pattern becomes the type of // the parameter. function getTypeFromBindingPattern(pattern, includePatternInType, reportErrors) { - return pattern.kind === 172 /* ObjectBindingPattern */ + return pattern.kind === 174 /* ObjectBindingPattern */ ? getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) : getTypeFromArrayBindingPattern(pattern, includePatternInType, reportErrors); } @@ -27334,7 +27620,7 @@ var ts; // During a normal type check we'll never get to here with a property assignment (the check of the containing // object literal uses a different path). We exclude widening only so that language services and type verification // tools see the actual type. - if (declaration.kind === 257 /* PropertyAssignment */) { + if (declaration.kind === 261 /* PropertyAssignment */) { return type; } return getWidenedType(type); @@ -27342,7 +27628,7 @@ var ts; // Rest parameters default to type any[], other parameters default to type any type = declaration.dotDotDotToken ? anyArrayType : anyType; // Report implicit any errors unless this is a private property within an ambient declaration - if (reportErrors && compilerOptions.noImplicitAny) { + if (reportErrors && noImplicitAny) { if (!declarationBelongsToPrivateAmbientMember(declaration)) { reportImplicitAnyError(declaration, type); } @@ -27351,14 +27637,14 @@ var ts; } function declarationBelongsToPrivateAmbientMember(declaration) { var root = ts.getRootDeclaration(declaration); - var memberDeclaration = root.kind === 144 /* Parameter */ ? root.parent : root; + var memberDeclaration = root.kind === 146 /* Parameter */ ? root.parent : root; return isPrivateWithinAmbient(memberDeclaration); } function getTypeOfVariableOrParameterOrProperty(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { // Handle prototype property - if (symbol.flags & 134217728 /* Prototype */) { + if (symbol.flags & 4194304 /* Prototype */) { return links.type = getTypeOfPrototypeProperty(symbol); } // Handle catch clause variables @@ -27367,10 +27653,10 @@ var ts; return links.type = anyType; } // Handle export default expressions - if (declaration.kind === 240 /* ExportAssignment */) { + if (declaration.kind === 243 /* ExportAssignment */) { return links.type = checkExpression(declaration.expression); } - if (declaration.flags & 65536 /* JavaScriptFile */ && declaration.kind === 286 /* JSDocPropertyTag */ && declaration.typeExpression) { + if (ts.isInJavaScriptFile(declaration) && ts.isJSDocPropertyLikeTag(declaration) && declaration.typeExpression) { return links.type = getTypeFromTypeNode(declaration.typeExpression.type); } // Handle variable, parameter or property @@ -27383,19 +27669,9 @@ var ts; // * exports.p = expr // * this.p = expr // * className.prototype.method = expr - if (declaration.kind === 192 /* BinaryExpression */ || - declaration.kind === 177 /* PropertyAccessExpression */ && declaration.parent.kind === 192 /* BinaryExpression */) { - // Use JS Doc type if present on parent expression statement - if (declaration.flags & 65536 /* JavaScriptFile */) { - var jsdocType = ts.getJSDocType(declaration.parent); - if (jsdocType) { - return links.type = getTypeFromTypeNode(jsdocType); - } - } - var declaredTypes = ts.map(symbol.declarations, function (decl) { return decl.kind === 192 /* BinaryExpression */ ? - checkExpressionCached(decl.right) : - checkExpressionCached(decl.parent.right); }); - type = getUnionType(declaredTypes, /*subtypeReduction*/ true); + if (declaration.kind === 194 /* BinaryExpression */ || + declaration.kind === 179 /* PropertyAccessExpression */ && declaration.parent.kind === 194 /* BinaryExpression */) { + type = getWidenedTypeFromJSSpecialPropertyDeclarations(symbol); } else { type = getWidenedTypeForVariableLikeDeclaration(declaration, /*reportErrors*/ true); @@ -27409,11 +27685,12 @@ var ts; } function getAnnotatedAccessorType(accessor) { if (accessor) { - if (accessor.kind === 151 /* GetAccessor */) { - return accessor.type && getTypeFromTypeNode(accessor.type); + if (accessor.kind === 153 /* GetAccessor */) { + var getterTypeAnnotation = ts.getEffectiveReturnTypeNode(accessor); + return getterTypeAnnotation && getTypeFromTypeNode(getterTypeAnnotation); } else { - var setterTypeAnnotation = ts.getSetAccessorTypeAnnotationNode(accessor); + var setterTypeAnnotation = ts.getEffectiveSetAccessorTypeAnnotationNode(accessor); return setterTypeAnnotation && getTypeFromTypeNode(setterTypeAnnotation); } } @@ -27429,10 +27706,10 @@ var ts; function getTypeOfAccessors(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { - var getter = ts.getDeclarationOfKind(symbol, 151 /* GetAccessor */); - var setter = ts.getDeclarationOfKind(symbol, 152 /* SetAccessor */); - if (getter && getter.flags & 65536 /* JavaScriptFile */) { - var jsDocType = getTypeForVariableLikeDeclarationFromJSDocComment(getter); + var getter = ts.getDeclarationOfKind(symbol, 153 /* GetAccessor */); + var setter = ts.getDeclarationOfKind(symbol, 154 /* SetAccessor */); + if (getter && ts.isInJavaScriptFile(getter)) { + var jsDocType = getTypeForDeclarationFromJSDocComment(getter); if (jsDocType) { return links.type = jsDocType; } @@ -27458,7 +27735,7 @@ var ts; type = getReturnTypeFromBody(getter); } else { - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { if (setter) { error(setter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation, symbolToString(symbol)); } @@ -27473,8 +27750,8 @@ var ts; } if (!popTypeResolution()) { type = anyType; - if (compilerOptions.noImplicitAny) { - var getter_1 = ts.getDeclarationOfKind(symbol, 151 /* GetAccessor */); + if (noImplicitAny) { + var getter_1 = ts.getDeclarationOfKind(symbol, 153 /* GetAccessor */); error(getter_1, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, symbolToString(symbol)); } } @@ -27482,6 +27759,10 @@ var ts; } return links.type; } + function getBaseTypeVariableOfClass(symbol) { + var baseConstructorType = getBaseConstructorTypeOfClass(getDeclaredTypeOfClassOrInterface(symbol)); + return baseConstructorType.flags & 540672 /* TypeVariable */ ? baseConstructorType : undefined; + } function getTypeOfFuncClassEnumModule(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { @@ -27490,8 +27771,13 @@ var ts; } else { var type = createObjectType(16 /* Anonymous */, symbol); - links.type = strictNullChecks && symbol.flags & 536870912 /* Optional */ ? - includeFalsyTypes(type, 2048 /* Undefined */) : type; + if (symbol.flags & 32 /* Class */) { + var baseTypeVariable = getBaseTypeVariableOfClass(symbol); + links.type = baseTypeVariable ? getIntersectionType([type, baseTypeVariable]) : type; + } + else { + links.type = strictNullChecks && symbol.flags & 16777216 /* Optional */ ? getNullableType(type, 2048 /* Undefined */) : type; + } } } return links.type; @@ -27521,31 +27807,39 @@ var ts; function getTypeOfInstantiatedSymbol(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { - if (!pushTypeResolution(symbol, 0 /* Type */)) { - return unknownType; + if (symbolInstantiationDepth === 100) { + error(symbol.valueDeclaration, ts.Diagnostics.Generic_type_instantiation_is_excessively_deep_and_possibly_infinite); + links.type = unknownType; } - var type = instantiateType(getTypeOfSymbol(links.target), links.mapper); - if (!popTypeResolution()) { - type = reportCircularityError(symbol); + else { + if (!pushTypeResolution(symbol, 0 /* Type */)) { + return unknownType; + } + symbolInstantiationDepth++; + var type = instantiateType(getTypeOfSymbol(links.target), links.mapper); + symbolInstantiationDepth--; + if (!popTypeResolution()) { + type = reportCircularityError(symbol); + } + links.type = type; } - links.type = type; } return links.type; } function reportCircularityError(symbol) { // Check if variable has type annotation that circularly references the variable itself - if (symbol.valueDeclaration.type) { + if (ts.getEffectiveTypeAnnotationNode(symbol.valueDeclaration)) { error(symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_type_annotation, symbolToString(symbol)); return unknownType; } // Otherwise variable has initializer that circularly references the variable itself - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { error(symbol.valueDeclaration, ts.Diagnostics._0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer, symbolToString(symbol)); } return anyType; } function getTypeOfSymbol(symbol) { - if (symbol.flags & 16777216 /* Instantiated */) { + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { return getTypeOfInstantiatedSymbol(symbol); } if (symbol.flags & (3 /* Variable */ | 4 /* Property */)) { @@ -27560,19 +27854,30 @@ var ts; if (symbol.flags & 98304 /* Accessor */) { return getTypeOfAccessors(symbol); } - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { return getTypeOfAlias(symbol); } return unknownType; } + function isReferenceToType(type, target) { + return type !== undefined + && target !== undefined + && (getObjectFlags(type) & 4 /* Reference */) !== 0 + && type.target === target; + } function getTargetType(type) { return getObjectFlags(type) & 4 /* Reference */ ? type.target : type; } function hasBaseType(type, checkBase) { return check(type); function check(type) { - var target = getTargetType(type); - return target === checkBase || ts.forEach(getBaseTypes(target), check); + if (getObjectFlags(type) & (3 /* ClassOrInterface */ | 4 /* Reference */)) { + var target = getTargetType(type); + return target === checkBase || ts.forEach(getBaseTypes(target), check); + } + else if (type.flags & 131072 /* Intersection */) { + return ts.forEach(type.types, check); + } } } // Appends the type parameters given by a list of declarations to a set of type parameters and returns the resulting set. @@ -27582,38 +27887,50 @@ var ts; for (var _i = 0, declarations_2 = declarations; _i < declarations_2.length; _i++) { var declaration = declarations_2[_i]; var tp = getDeclaredTypeOfTypeParameter(getSymbolOfNode(declaration)); - if (!typeParameters) { - typeParameters = [tp]; - } - else if (!ts.contains(typeParameters, tp)) { - typeParameters.push(tp); - } + typeParameters = ts.appendIfUnique(typeParameters, tp); } return typeParameters; } - // Appends the outer type parameters of a node to a set of type parameters and returns the resulting set. The function - // allocates a new array if the input type parameter set is undefined, but otherwise it modifies the set in-place and - // returns the same array. - function appendOuterTypeParameters(typeParameters, node) { + // Return the outer type parameters of a node or undefined if the node has no outer type parameters. + function getOuterTypeParameters(node, includeThisTypes) { while (true) { node = node.parent; if (!node) { - return typeParameters; + return undefined; } - if (node.kind === 226 /* ClassDeclaration */ || node.kind === 197 /* ClassExpression */ || - node.kind === 225 /* FunctionDeclaration */ || node.kind === 184 /* FunctionExpression */ || - node.kind === 149 /* MethodDeclaration */ || node.kind === 185 /* ArrowFunction */) { - var declarations = node.typeParameters; - if (declarations) { - return appendTypeParameters(appendOuterTypeParameters(typeParameters, node), declarations); - } + switch (node.kind) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 150 /* MethodSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 273 /* JSDocFunctionType */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 231 /* TypeAliasDeclaration */: + case 282 /* JSDocTemplateTag */: + case 172 /* MappedType */: + var outerTypeParameters = getOuterTypeParameters(node, includeThisTypes); + if (node.kind === 172 /* MappedType */) { + return ts.append(outerTypeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter))); + } + var outerAndOwnTypeParameters = appendTypeParameters(outerTypeParameters, ts.getEffectiveTypeParameterDeclarations(node) || ts.emptyArray); + var thisType = includeThisTypes && + (node.kind === 229 /* ClassDeclaration */ || node.kind === 199 /* ClassExpression */ || node.kind === 230 /* InterfaceDeclaration */) && + getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType; + return thisType ? ts.append(outerAndOwnTypeParameters, thisType) : outerAndOwnTypeParameters; } } } // The outer type parameters are those defined by enclosing generic classes, methods, or functions. function getOuterTypeParametersOfClassOrInterface(symbol) { - var declaration = symbol.flags & 32 /* Class */ ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 227 /* InterfaceDeclaration */); - return appendOuterTypeParameters(undefined, declaration); + var declaration = symbol.flags & 32 /* Class */ ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 230 /* InterfaceDeclaration */); + return getOuterTypeParameters(declaration); } // The local type parameters are the combined set of type parameters from all declarations of the class, // interface, or type alias. @@ -27621,8 +27938,8 @@ var ts; var result; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var node = _a[_i]; - if (node.kind === 227 /* InterfaceDeclaration */ || node.kind === 226 /* ClassDeclaration */ || - node.kind === 197 /* ClassExpression */ || node.kind === 228 /* TypeAliasDeclaration */) { + if (node.kind === 230 /* InterfaceDeclaration */ || node.kind === 229 /* ClassDeclaration */ || + node.kind === 199 /* ClassExpression */ || node.kind === 231 /* TypeAliasDeclaration */) { var declaration = node; if (declaration.typeParameters) { result = appendTypeParameters(result, declaration.typeParameters); @@ -27636,31 +27953,59 @@ var ts; function getTypeParametersOfClassOrInterface(symbol) { return ts.concatenate(getOuterTypeParametersOfClassOrInterface(symbol), getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol)); } + // A type is a mixin constructor if it has a single construct signature taking no type parameters and a single + // rest parameter of type any[]. + function isMixinConstructorType(type) { + var signatures = getSignaturesOfType(type, 1 /* Construct */); + if (signatures.length === 1) { + var s = signatures[0]; + return !s.typeParameters && s.parameters.length === 1 && s.hasRestParameter && getTypeOfParameter(s.parameters[0]) === anyArrayType; + } + return false; + } function isConstructorType(type) { - return type.flags & 32768 /* Object */ && getSignaturesOfType(type, 1 /* Construct */).length > 0; + if (isValidBaseType(type) && getSignaturesOfType(type, 1 /* Construct */).length > 0) { + return true; + } + if (type.flags & 540672 /* TypeVariable */) { + var constraint = getBaseConstraintOfType(type); + return constraint && isValidBaseType(constraint) && isMixinConstructorType(constraint); + } + return false; } function getBaseTypeNodeOfClass(type) { - return ts.getClassExtendsHeritageClauseElement(type.symbol.valueDeclaration); + var decl = type.symbol.valueDeclaration; + if (ts.isInJavaScriptFile(decl)) { + // Prefer an @augments tag because it may have type parameters. + var tag = ts.getJSDocAugmentsTag(decl); + if (tag) { + return tag.class; + } + } + return ts.getClassExtendsHeritageClauseElement(decl); } - function getConstructorsForTypeArguments(type, typeArgumentNodes) { - var typeArgCount = typeArgumentNodes ? typeArgumentNodes.length : 0; - return ts.filter(getSignaturesOfType(type, 1 /* Construct */), function (sig) { return (sig.typeParameters ? sig.typeParameters.length : 0) === typeArgCount; }); + function getConstructorsForTypeArguments(type, typeArgumentNodes, location) { + var typeArgCount = ts.length(typeArgumentNodes); + var isJavaScript = ts.isInJavaScriptFile(location); + return ts.filter(getSignaturesOfType(type, 1 /* Construct */), function (sig) { return (isJavaScript || typeArgCount >= getMinTypeArgumentCount(sig.typeParameters)) && typeArgCount <= ts.length(sig.typeParameters); }); } - function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes) { - var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes); - if (typeArgumentNodes) { - var typeArguments_1 = ts.map(typeArgumentNodes, getTypeFromTypeNode); - signatures = ts.map(signatures, function (sig) { return getSignatureInstantiation(sig, typeArguments_1); }); - } - return signatures; + function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes, location) { + var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes, location); + var typeArguments = ts.map(typeArgumentNodes, getTypeFromTypeNode); + return ts.sameMap(signatures, function (sig) { return ts.some(sig.typeParameters) ? getSignatureInstantiation(sig, typeArguments, ts.isInJavaScriptFile(location)) : sig; }); } - // The base constructor of a class can resolve to - // undefinedType if the class has no extends clause, - // unknownType if an error occurred during resolution of the extends expression, - // nullType if the extends expression is the null value, or - // an object type with at least one construct signature. + /** + * The base constructor of a class can resolve to + * * undefinedType if the class has no extends clause, + * * unknownType if an error occurred during resolution of the extends expression, + * * nullType if the extends expression is the null value, + * * anyType if the extends expression has type any, or + * * an object type with at least one construct signature. + */ function getBaseConstructorTypeOfClass(type) { if (!type.resolvedBaseConstructorType) { + var decl = type.symbol.valueDeclaration; + var extended = ts.getClassExtendsHeritageClauseElement(decl); var baseTypeNode = getBaseTypeNodeOfClass(type); if (!baseTypeNode) { return type.resolvedBaseConstructorType = undefinedType; @@ -27669,7 +28014,11 @@ var ts; return unknownType; } var baseConstructorType = checkExpression(baseTypeNode.expression); - if (baseConstructorType.flags & 32768 /* Object */) { + if (extended && baseTypeNode !== extended) { + ts.Debug.assert(!extended.typeArguments); // Because this is in a JS file, and baseTypeNode is in an @extends tag + checkExpression(extended.expression); + } + if (baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */)) { // Resolving the members of a class requires us to resolve the base class of that class. // We force resolution here such that we catch circularities now. resolveStructuredTypeMembers(baseConstructorType); @@ -27678,7 +28027,7 @@ var ts; error(type.symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_base_expression, symbolToString(type.symbol)); return type.resolvedBaseConstructorType = unknownType; } - if (baseConstructorType !== unknownType && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) { + if (!(baseConstructorType.flags & 1 /* Any */) && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) { error(baseTypeNode.expression, ts.Diagnostics.Type_0_is_not_a_constructor_function_type, typeToString(baseConstructorType)); return type.resolvedBaseConstructorType = unknownType; } @@ -27706,12 +28055,13 @@ var ts; return type.resolvedBaseTypes; } function resolveBaseTypesOfClass(type) { - type.resolvedBaseTypes = type.resolvedBaseTypes || emptyArray; - var baseConstructorType = getBaseConstructorTypeOfClass(type); - if (!(baseConstructorType.flags & 32768 /* Object */)) { + type.resolvedBaseTypes = ts.emptyArray; + var baseConstructorType = getApparentType(getBaseConstructorTypeOfClass(type)); + if (!(baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */ | 1 /* Any */))) { return; } var baseTypeNode = getBaseTypeNodeOfClass(type); + var typeArgs = typeArgumentsFromTypeReferenceNode(baseTypeNode); var baseType; var originalBaseType = baseConstructorType && baseConstructorType.symbol ? getDeclaredTypeOfSymbol(baseConstructorType.symbol) : undefined; if (baseConstructorType.symbol && baseConstructorType.symbol.flags & 32 /* Class */ && @@ -27719,68 +28069,64 @@ var ts; // When base constructor type is a class with no captured type arguments we know that the constructors all have the same type parameters as the // class and all return the instance type of the class. There is no need for further checks and we can apply the // type arguments in the same manner as a type reference to get the same error reporting experience. - baseType = getTypeFromClassOrInterfaceReference(baseTypeNode, baseConstructorType.symbol); + baseType = getTypeFromClassOrInterfaceReference(baseTypeNode, baseConstructorType.symbol, typeArgs); + } + else if (baseConstructorType.flags & 1 /* Any */) { + baseType = baseConstructorType; } else { // The class derives from a "class-like" constructor function, check that we have at least one construct signature // with a matching number of type parameters and use the return type of the first instantiated signature. Elsewhere // we check that all instantiated signatures return the same type. - var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments); + var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments, baseTypeNode); if (!constructors.length) { error(baseTypeNode.expression, ts.Diagnostics.No_base_constructor_has_the_specified_number_of_type_arguments); return; } baseType = getReturnTypeOfSignature(constructors[0]); } - // In a JS file, you can use the @augments jsdoc tag to specify a base type with type parameters - var valueDecl = type.symbol.valueDeclaration; - if (valueDecl && ts.isInJavaScriptFile(valueDecl)) { - var augTag = ts.getJSDocAugmentsTag(type.symbol.valueDeclaration); - if (augTag) { - baseType = getTypeFromTypeNode(augTag.typeExpression.type); - } - } if (baseType === unknownType) { return; } - if (!(getObjectFlags(getTargetType(baseType)) & 3 /* ClassOrInterface */)) { + if (!isValidBaseType(baseType)) { error(baseTypeNode.expression, ts.Diagnostics.Base_constructor_return_type_0_is_not_a_class_or_interface_type, typeToString(baseType)); return; } if (type === baseType || hasBaseType(baseType, type)) { - error(valueDecl, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */)); + error(type.symbol.valueDeclaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */)); return; } - if (type.resolvedBaseTypes === emptyArray) { - type.resolvedBaseTypes = [baseType]; - } - else { - type.resolvedBaseTypes.push(baseType); - } + type.resolvedBaseTypes = [baseType]; } function areAllOuterTypeParametersApplied(type) { // An unapplied type parameter has its symbol still the same as the matching argument symbol. // Since parameters are applied outer-to-inner, only the last outer parameter needs to be checked. var outerTypeParameters = type.outerTypeParameters; if (outerTypeParameters) { - var last = outerTypeParameters.length - 1; + var last_1 = outerTypeParameters.length - 1; var typeArguments = type.typeArguments; - return outerTypeParameters[last].symbol !== typeArguments[last].symbol; + return outerTypeParameters[last_1].symbol !== typeArguments[last_1].symbol; } return true; } + // A valid base type is `any`, any non-generic object type or intersection of non-generic + // object types. + function isValidBaseType(type) { + return type.flags & (32768 /* Object */ | 16777216 /* NonPrimitive */ | 1 /* Any */) && !isGenericMappedType(type) || + type.flags & 131072 /* Intersection */ && !ts.forEach(type.types, function (t) { return !isValidBaseType(t); }); + } function resolveBaseTypesOfInterface(type) { - type.resolvedBaseTypes = type.resolvedBaseTypes || emptyArray; + type.resolvedBaseTypes = type.resolvedBaseTypes || ts.emptyArray; for (var _i = 0, _a = type.symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 227 /* InterfaceDeclaration */ && ts.getInterfaceBaseTypeNodes(declaration)) { + if (declaration.kind === 230 /* InterfaceDeclaration */ && ts.getInterfaceBaseTypeNodes(declaration)) { for (var _b = 0, _c = ts.getInterfaceBaseTypeNodes(declaration); _b < _c.length; _b++) { var node = _c[_b]; var baseType = getTypeFromTypeNode(node); if (baseType !== unknownType) { - if (getObjectFlags(getTargetType(baseType)) & 3 /* ClassOrInterface */) { + if (isValidBaseType(baseType)) { if (type !== baseType && !hasBaseType(baseType, type)) { - if (type.resolvedBaseTypes === emptyArray) { + if (type.resolvedBaseTypes === ts.emptyArray) { type.resolvedBaseTypes = [baseType]; } else { @@ -27805,7 +28151,7 @@ var ts; function isIndependentInterface(symbol) { for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 227 /* InterfaceDeclaration */) { + if (declaration.kind === 230 /* InterfaceDeclaration */) { if (declaration.flags & 64 /* ContainsThis */) { return false; } @@ -27843,7 +28189,7 @@ var ts; type.outerTypeParameters = outerTypeParameters; type.localTypeParameters = localTypeParameters; type.instantiations = ts.createMap(); - type.instantiations[getTypeListId(type.typeParameters)] = type; + type.instantiations.set(getTypeListId(type.typeParameters), type); type.target = type; type.typeArguments = type.typeParameters; type.thisType = createType(16384 /* TypeParameter */); @@ -27862,20 +28208,12 @@ var ts; if (!pushTypeResolution(symbol, 2 /* DeclaredType */)) { return unknownType; } - var declaration = ts.getDeclarationOfKind(symbol, 285 /* JSDocTypedefTag */); - var type = void 0; - if (declaration) { - if (declaration.jsDocTypeLiteral) { - type = getTypeFromTypeNode(declaration.jsDocTypeLiteral); - } - else { - type = getTypeFromTypeNode(declaration.typeExpression.type); - } - } - else { - declaration = ts.getDeclarationOfKind(symbol, 228 /* TypeAliasDeclaration */); - type = getTypeFromTypeNode(declaration.type); - } + var declaration = ts.find(symbol.declarations, function (d) { + return d.kind === 283 /* JSDocTypedefTag */ || d.kind === 231 /* TypeAliasDeclaration */; + }); + var typeNode = declaration.kind === 283 /* JSDocTypedefTag */ ? declaration.typeExpression : declaration.type; + // If typeNode is missing, we will error in checkJSDocTypedefTag. + var type = typeNode ? getTypeFromTypeNode(typeNode) : unknownType; if (popTypeResolution()) { var typeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol); if (typeParameters) { @@ -27883,7 +28221,7 @@ var ts; // an instantiation of the type alias with the type parameters supplied as type arguments. links.typeParameters = typeParameters; links.instantiations = ts.createMap(); - links.instantiations[getTypeListId(typeParameters)] = type; + links.instantiations.set(getTypeListId(typeParameters), type); } } else { @@ -27894,77 +28232,88 @@ var ts; } return links.declaredType; } - function isLiteralEnumMember(symbol, member) { + function isLiteralEnumMember(member) { var expr = member.initializer; if (!expr) { return !ts.isInAmbientContext(member); } - return expr.kind === 8 /* NumericLiteral */ || - expr.kind === 190 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && - expr.operand.kind === 8 /* NumericLiteral */ || - expr.kind === 70 /* Identifier */ && !!symbol.exports[expr.text]; + switch (expr.kind) { + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + return true; + case 192 /* PrefixUnaryExpression */: + return expr.operator === 38 /* MinusToken */ && + expr.operand.kind === 8 /* NumericLiteral */; + case 71 /* Identifier */: + return ts.nodeIsMissing(expr) || !!getSymbolOfNode(member.parent).exports.get(expr.escapedText); + default: + return false; + } } - function enumHasLiteralMembers(symbol) { + function getEnumKind(symbol) { + var links = getSymbolLinks(symbol); + if (links.enumKind !== undefined) { + return links.enumKind; + } + var hasNonLiteralMember = false; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 229 /* EnumDeclaration */) { + if (declaration.kind === 232 /* EnumDeclaration */) { for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { var member = _c[_b]; - if (!isLiteralEnumMember(symbol, member)) { - return false; + if (member.initializer && member.initializer.kind === 9 /* StringLiteral */) { + return links.enumKind = 1 /* Literal */; + } + if (!isLiteralEnumMember(member)) { + hasNonLiteralMember = true; } } } } - return true; + return links.enumKind = hasNonLiteralMember ? 0 /* Numeric */ : 1 /* Literal */; } - function createEnumLiteralType(symbol, baseType, text) { - var type = createType(256 /* EnumLiteral */); - type.symbol = symbol; - type.baseType = baseType; - type.text = text; - return type; + function getBaseTypeOfEnumLiteralType(type) { + return type.flags & 256 /* EnumLiteral */ && !(type.flags & 65536 /* Union */) ? getDeclaredTypeOfSymbol(getParentOfSymbol(type.symbol)) : type; } function getDeclaredTypeOfEnum(symbol) { var links = getSymbolLinks(symbol); - if (!links.declaredType) { - var enumType = links.declaredType = createType(16 /* Enum */); - enumType.symbol = symbol; - if (enumHasLiteralMembers(symbol)) { - var memberTypeList = []; - var memberTypes = ts.createMap(); - for (var _i = 0, _a = enumType.symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (declaration.kind === 229 /* EnumDeclaration */) { - computeEnumMemberValues(declaration); - for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { - var member = _c[_b]; - var memberSymbol = getSymbolOfNode(member); - var value = getEnumMemberValue(member); - if (!memberTypes[value]) { - var memberType = memberTypes[value] = createEnumLiteralType(memberSymbol, enumType, "" + value); - memberTypeList.push(memberType); - } - } + if (links.declaredType) { + return links.declaredType; + } + if (getEnumKind(symbol) === 1 /* Literal */) { + enumCount++; + var memberTypeList = []; + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + if (declaration.kind === 232 /* EnumDeclaration */) { + for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { + var member = _c[_b]; + var memberType = getLiteralType(getEnumMemberValue(member), enumCount, getSymbolOfNode(member)); + getSymbolLinks(getSymbolOfNode(member)).declaredType = memberType; + memberTypeList.push(memberType); } } - enumType.memberTypes = memberTypes; - if (memberTypeList.length > 1) { - enumType.flags |= 65536 /* Union */; - enumType.types = memberTypeList; - unionTypes[getTypeListId(memberTypeList)] = enumType; + } + if (memberTypeList.length) { + var enumType_1 = getUnionType(memberTypeList, /*subtypeReduction*/ false, symbol, /*aliasTypeArguments*/ undefined); + if (enumType_1.flags & 65536 /* Union */) { + enumType_1.flags |= 256 /* EnumLiteral */; + enumType_1.symbol = symbol; } + return links.declaredType = enumType_1; } } - return links.declaredType; + var enumType = createType(16 /* Enum */); + enumType.symbol = symbol; + return links.declaredType = enumType; } function getDeclaredTypeOfEnumMember(symbol) { var links = getSymbolLinks(symbol); if (!links.declaredType) { var enumType = getDeclaredTypeOfEnum(getParentOfSymbol(symbol)); - links.declaredType = enumType.flags & 65536 /* Union */ ? - enumType.memberTypes[getEnumMemberValue(symbol.valueDeclaration)] : - enumType; + if (!links.declaredType) { + links.declaredType = enumType; + } } return links.declaredType; } @@ -27973,9 +28322,6 @@ var ts; if (!links.declaredType) { var type = createType(16384 /* TypeParameter */); type.symbol = symbol; - if (!ts.getDeclarationOfKind(symbol, 143 /* TypeParameter */).constraint) { - type.constraint = noConstraintType; - } links.declaredType = type; } return links.declaredType; @@ -27988,7 +28334,9 @@ var ts; return links.declaredType; } function getDeclaredTypeOfSymbol(symbol) { - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0); + return tryGetDeclaredTypeOfSymbol(symbol) || unknownType; + } + function tryGetDeclaredTypeOfSymbol(symbol) { if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { return getDeclaredTypeOfClassOrInterface(symbol); } @@ -28004,10 +28352,10 @@ var ts; if (symbol.flags & 8 /* EnumMember */) { return getDeclaredTypeOfEnumMember(symbol); } - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { return getDeclaredTypeOfAlias(symbol); } - return unknownType; + return undefined; } // A type reference is considered independent if each type argument is considered independent. function isIndependentTypeReference(node) { @@ -28026,20 +28374,21 @@ var ts; // considered independent. function isIndependentType(node) { switch (node.kind) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 129 /* NeverKeyword */: - case 171 /* LiteralType */: + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 134 /* ObjectKeyword */: + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 130 /* NeverKeyword */: + case 173 /* LiteralType */: return true; - case 162 /* ArrayType */: + case 164 /* ArrayType */: return isIndependentType(node.elementType); - case 157 /* TypeReference */: + case 159 /* TypeReference */: return isIndependentTypeReference(node); } return false; @@ -28047,13 +28396,17 @@ var ts; // A variable-like declaration is considered independent (free of this references) if it has a type annotation // that specifies an independent type, or if it has no type annotation and no initializer (and thus of type any). function isIndependentVariableLikeDeclaration(node) { - return node.type && isIndependentType(node.type) || !node.type && !node.initializer; + var typeNode = ts.getEffectiveTypeAnnotationNode(node); + return typeNode ? isIndependentType(typeNode) : !node.initializer; } // A function-like declaration is considered independent (free of this references) if it has a return type // annotation that is considered independent and if each parameter is considered independent. function isIndependentFunctionLikeDeclaration(node) { - if (node.kind !== 150 /* Constructor */ && (!node.type || !isIndependentType(node.type))) { - return false; + if (node.kind !== 152 /* Constructor */) { + var typeNode = ts.getEffectiveReturnTypeNode(node); + if (!typeNode || !isIndependentType(typeNode)) { + return false; + } } for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; @@ -28073,41 +28426,33 @@ var ts; var declaration = symbol.declarations[0]; if (declaration) { switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return isIndependentVariableLikeDeclaration(declaration); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: return isIndependentFunctionLikeDeclaration(declaration); } } } return false; } - function createSymbolTable(symbols) { - var result = ts.createMap(); - for (var _i = 0, symbols_1 = symbols; _i < symbols_1.length; _i++) { - var symbol = symbols_1[_i]; - result[symbol.name] = symbol; - } - return result; - } // The mappingThisOnly flag indicates that the only type parameter being mapped is "this". When the flag is true, // we check symbols to see if we can quickly conclude they are free of "this" references, thus needing no instantiation. function createInstantiatedSymbolTable(symbols, mapper, mappingThisOnly) { - var result = ts.createMap(); + var result = ts.createSymbolTable(); for (var _i = 0, symbols_2 = symbols; _i < symbols_2.length; _i++) { var symbol = symbols_2[_i]; - result[symbol.name] = mappingThisOnly && isIndependentMember(symbol) ? symbol : instantiateSymbol(symbol, mapper); + result.set(symbol.escapedName, mappingThisOnly && isIndependentMember(symbol) ? symbol : instantiateSymbol(symbol, mapper)); } return result; } function addInheritedMembers(symbols, baseSymbols) { for (var _i = 0, baseSymbols_1 = baseSymbols; _i < baseSymbols_1.length; _i++) { var s = baseSymbols_1[_i]; - if (!symbols[s.name]) { - symbols[s.name] = s; + if (!symbols.has(s.escapedName)) { + symbols.set(s.escapedName, s); } } } @@ -28115,8 +28460,8 @@ var ts; if (!type.declaredProperties) { var symbol = type.symbol; type.declaredProperties = getNamedMembers(symbol.members); - type.declaredCallSignatures = getSignaturesOfSymbol(symbol.members["__call"]); - type.declaredConstructSignatures = getSignaturesOfSymbol(symbol.members["__new"]); + type.declaredCallSignatures = getSignaturesOfSymbol(symbol.members.get("__call" /* Call */)); + type.declaredConstructSignatures = getSignaturesOfSymbol(symbol.members.get("__new" /* New */)); type.declaredStringIndexInfo = getIndexInfoOfSymbol(symbol, 0 /* String */); type.declaredNumberIndexInfo = getIndexInfoOfSymbol(symbol, 1 /* Number */); } @@ -28124,7 +28469,14 @@ var ts; } function getTypeWithThisArgument(type, thisArgument) { if (getObjectFlags(type) & 4 /* Reference */) { - return createTypeReference(type.target, ts.concatenate(type.typeArguments, [thisArgument || type.target.thisType])); + var target = type.target; + var typeArguments = type.typeArguments; + if (ts.length(target.typeParameters) === ts.length(typeArguments)) { + return createTypeReference(target, ts.concatenate(typeArguments, [thisArgument || target.thisType])); + } + } + else if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(ts.map(type.types, function (t) { return getTypeWithThisArgument(t, thisArgument); })); } return type; } @@ -28137,7 +28489,7 @@ var ts; var numberIndexInfo; if (ts.rangeEquals(typeParameters, typeArguments, 0, typeParameters.length)) { mapper = identityMapper; - members = source.symbol ? source.symbol.members : createSymbolTable(source.declaredProperties); + members = source.symbol ? source.symbol.members : ts.createSymbolTable(source.declaredProperties); callSignatures = source.declaredCallSignatures; constructSignatures = source.declaredConstructSignatures; stringIndexInfo = source.declaredStringIndexInfo; @@ -28154,23 +28506,27 @@ var ts; var baseTypes = getBaseTypes(source); if (baseTypes.length) { if (source.symbol && members === source.symbol.members) { - members = createSymbolTable(source.declaredProperties); + members = ts.createSymbolTable(source.declaredProperties); } var thisArgument = ts.lastOrUndefined(typeArguments); for (var _i = 0, baseTypes_1 = baseTypes; _i < baseTypes_1.length; _i++) { var baseType = baseTypes_1[_i]; var instantiatedBaseType = thisArgument ? getTypeWithThisArgument(instantiateType(baseType, mapper), thisArgument) : baseType; - addInheritedMembers(members, getPropertiesOfObjectType(instantiatedBaseType)); + addInheritedMembers(members, getPropertiesOfType(instantiatedBaseType)); callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(instantiatedBaseType, 0 /* Call */)); constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(instantiatedBaseType, 1 /* Construct */)); - stringIndexInfo = stringIndexInfo || getIndexInfoOfType(instantiatedBaseType, 0 /* String */); + if (!stringIndexInfo) { + stringIndexInfo = instantiatedBaseType === anyType ? + createIndexInfo(anyType, /*isReadonly*/ false) : + getIndexInfoOfType(instantiatedBaseType, 0 /* String */); + } numberIndexInfo = numberIndexInfo || getIndexInfoOfType(instantiatedBaseType, 1 /* Number */); } } setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); } function resolveClassOrInterfaceMembers(type) { - resolveObjectTypeMembers(type, resolveDeclaredMembers(type), emptyArray, emptyArray); + resolveObjectTypeMembers(type, resolveDeclaredMembers(type), ts.emptyArray, ts.emptyArray); } function resolveTypeReferenceMembers(type) { var source = resolveDeclaredMembers(type.target); @@ -28199,17 +28555,19 @@ var ts; var baseConstructorType = getBaseConstructorTypeOfClass(classType); var baseSignatures = getSignaturesOfType(baseConstructorType, 1 /* Construct */); if (baseSignatures.length === 0) { - return [createSignature(undefined, classType.localTypeParameters, undefined, emptyArray, classType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false)]; + return [createSignature(undefined, classType.localTypeParameters, undefined, ts.emptyArray, classType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false)]; } var baseTypeNode = getBaseTypeNodeOfClass(classType); - var typeArguments = ts.map(baseTypeNode.typeArguments, getTypeFromTypeNode); - var typeArgCount = typeArguments ? typeArguments.length : 0; + var isJavaScript = ts.isInJavaScriptFile(baseTypeNode); + var typeArguments = typeArgumentsFromTypeReferenceNode(baseTypeNode); + var typeArgCount = ts.length(typeArguments); var result = []; for (var _i = 0, baseSignatures_1 = baseSignatures; _i < baseSignatures_1.length; _i++) { var baseSig = baseSignatures_1[_i]; - var typeParamCount = baseSig.typeParameters ? baseSig.typeParameters.length : 0; - if (typeParamCount === typeArgCount) { - var sig = typeParamCount ? createSignatureInstantiation(baseSig, typeArguments) : cloneSignature(baseSig); + var minTypeArgumentCount = getMinTypeArgumentCount(baseSig.typeParameters); + var typeParamCount = ts.length(baseSig.typeParameters); + if ((isJavaScript || typeArgCount >= minTypeArgumentCount) && typeArgCount <= typeParamCount) { + var sig = typeParamCount ? createSignatureInstantiation(baseSig, fillMissingTypeArguments(typeArguments, baseSig.typeParameters, minTypeArgumentCount, isJavaScript)) : cloneSignature(baseSig); sig.typeParameters = classType.localTypeParameters; sig.resolvedReturnType = classType; result.push(sig); @@ -28246,9 +28604,7 @@ var ts; if (!match) { return undefined; } - if (!ts.contains(result, match)) { - (result || (result = [])).push(match); - } + result = ts.appendIfUnique(result, match); } return result; } @@ -28272,7 +28628,7 @@ var ts; s = cloneSignature(signature); if (ts.forEach(unionSignatures, function (sig) { return sig.thisParameter; })) { var thisType = getUnionType(ts.map(unionSignatures, function (sig) { return getTypeOfSymbol(sig.thisParameter) || anyType; }), /*subtypeReduction*/ true); - s.thisParameter = createTransientSymbol(signature.thisParameter, thisType); + s.thisParameter = createSymbolWithType(signature.thisParameter, thisType); } // Clear resolved return type we possibly got from cloneSignature s.resolvedReturnType = undefined; @@ -28283,7 +28639,7 @@ var ts; } } } - return result || emptyArray; + return result || ts.emptyArray; } function getUnionIndexInfo(types, kind) { var indexTypes = []; @@ -28317,22 +28673,57 @@ var ts; function unionSpreadIndexInfos(info1, info2) { return info1 && info2 && createIndexInfo(getUnionType([info1.type, info2.type]), info1.isReadonly || info2.isReadonly); } + function includeMixinType(type, types, index) { + var mixedTypes = []; + for (var i = 0; i < types.length; i++) { + if (i === index) { + mixedTypes.push(type); + } + else if (isMixinConstructorType(types[i])) { + mixedTypes.push(getReturnTypeOfSignature(getSignaturesOfType(types[i], 1 /* Construct */)[0])); + } + } + return getIntersectionType(mixedTypes); + } function resolveIntersectionTypeMembers(type) { // The members and properties collections are empty for intersection types. To get all properties of an // intersection type use getPropertiesOfType (only the language service uses this). - var callSignatures = emptyArray; - var constructSignatures = emptyArray; - var stringIndexInfo = undefined; - var numberIndexInfo = undefined; - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var t = _a[_i]; + var callSignatures = ts.emptyArray; + var constructSignatures = ts.emptyArray; + var stringIndexInfo; + var numberIndexInfo; + var types = type.types; + var mixinCount = ts.countWhere(types, isMixinConstructorType); + var _loop_3 = function (i) { + var t = type.types[i]; + // When an intersection type contains mixin constructor types, the construct signatures from + // those types are discarded and their return types are mixed into the return types of all + // other construct signatures in the intersection type. For example, the intersection type + // '{ new(...args: any[]) => A } & { new(s: string) => B }' has a single construct signature + // 'new(s: string) => A & B'. + if (mixinCount === 0 || mixinCount === types.length && i === 0 || !isMixinConstructorType(t)) { + var signatures = getSignaturesOfType(t, 1 /* Construct */); + if (signatures.length && mixinCount > 0) { + signatures = ts.map(signatures, function (s) { + var clone = cloneSignature(s); + clone.resolvedReturnType = includeMixinType(getReturnTypeOfSignature(s), types, i); + return clone; + }); + } + constructSignatures = ts.concatenate(constructSignatures, signatures); + } callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(t, 0 /* Call */)); - constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(t, 1 /* Construct */)); stringIndexInfo = intersectIndexInfos(stringIndexInfo, getIndexInfoOfType(t, 0 /* String */)); numberIndexInfo = intersectIndexInfos(numberIndexInfo, getIndexInfoOfType(t, 1 /* Number */)); + }; + for (var i = 0; i < types.length; i++) { + _loop_3(i); } setStructuredTypeMembers(type, emptySymbols, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); } + /** + * Converts an AnonymousType to a ResolvedType. + */ function resolveAnonymousTypeMembers(type) { var symbol = type.symbol; if (type.target) { @@ -28345,8 +28736,8 @@ var ts; } else if (symbol.flags & 2048 /* TypeLiteral */) { var members = symbol.members; - var callSignatures = getSignaturesOfSymbol(members["__call"]); - var constructSignatures = getSignaturesOfSymbol(members["__new"]); + var callSignatures = getSignaturesOfSymbol(members.get("__call" /* Call */)); + var constructSignatures = getSignaturesOfSymbol(members.get("__new" /* New */)); var stringIndexInfo = getIndexInfoOfSymbol(symbol, 0 /* String */); var numberIndexInfo = getIndexInfoOfSymbol(symbol, 1 /* Number */); setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); @@ -28354,24 +28745,23 @@ var ts; else { // Combinations of function, class, enum and module var members = emptySymbols; - var constructSignatures = emptyArray; - if (symbol.flags & 1952 /* HasExports */) { + var stringIndexInfo = undefined; + if (symbol.exports) { members = getExportsOfSymbol(symbol); } if (symbol.flags & 32 /* Class */) { var classType = getDeclaredTypeOfClassOrInterface(symbol); - constructSignatures = getSignaturesOfSymbol(symbol.members["__constructor"]); - if (!constructSignatures.length) { - constructSignatures = getDefaultConstructSignatures(classType); - } var baseConstructorType = getBaseConstructorTypeOfClass(classType); - if (baseConstructorType.flags & 32768 /* Object */) { - members = createSymbolTable(getNamedMembers(members)); - addInheritedMembers(members, getPropertiesOfObjectType(baseConstructorType)); + if (baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */ | 540672 /* TypeVariable */)) { + members = ts.createSymbolTable(getNamedMembers(members)); + addInheritedMembers(members, getPropertiesOfType(baseConstructorType)); + } + else if (baseConstructorType === anyType) { + stringIndexInfo = createIndexInfo(anyType, /*isReadonly*/ false); } } var numberIndexInfo = symbol.flags & 384 /* Enum */ ? enumNumberIndexInfo : undefined; - setStructuredTypeMembers(type, members, emptyArray, constructSignatures, undefined, numberIndexInfo); + setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); // We resolve the members before computing the signatures because a signature may use // typeof with a qualified name expression that circularly references the type we are // in the process of resolving (see issue #6072). The temporarily empty signature list @@ -28379,26 +28769,38 @@ var ts; if (symbol.flags & (16 /* Function */ | 8192 /* Method */)) { type.callSignatures = getSignaturesOfSymbol(symbol); } + // And likewise for construct signatures for classes + if (symbol.flags & 32 /* Class */) { + var classType = getDeclaredTypeOfClassOrInterface(symbol); + var constructSignatures = getSignaturesOfSymbol(symbol.members.get("__constructor" /* Constructor */)); + if (!constructSignatures.length) { + constructSignatures = getDefaultConstructSignatures(classType); + } + type.constructSignatures = constructSignatures; + } } } /** Resolve the members of a mapped type { [P in K]: T } */ function resolveMappedTypeMembers(type) { - var members = ts.createMap(); + var members = ts.createSymbolTable(); var stringIndexInfo; // Resolve upfront such that recursive references see an empty object type. - setStructuredTypeMembers(type, emptySymbols, emptyArray, emptyArray, undefined, undefined); + setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); // In { [P in K]: T }, we refer to P as the type parameter type, K as the constraint type, // and T as the template type. var typeParameter = getTypeParameterFromMappedType(type); var constraintType = getConstraintTypeFromMappedType(type); var templateType = getTemplateTypeFromMappedType(type); - var modifiersType = getApparentType(getModifiersTypeFromMappedType(type)); + var modifiersType = getApparentType(getModifiersTypeFromMappedType(type)); // The 'T' in 'keyof T' var templateReadonly = !!type.declaration.readonlyToken; var templateOptional = !!type.declaration.questionToken; - if (type.declaration.typeParameter.constraint.kind === 168 /* TypeOperator */) { + if (type.declaration.typeParameter.constraint.kind === 170 /* TypeOperator */) { // We have a { [P in keyof T]: X } - forEachType(getLiteralTypeFromPropertyNames(modifiersType), addMemberForKeyType); - if (getIndexInfoOfType(modifiersType, 0 /* String */)) { + for (var _i = 0, _a = getPropertiesOfType(modifiersType); _i < _a.length; _i++) { + var propertySymbol = _a[_i]; + addMemberForKeyType(getLiteralTypeFromPropertyName(propertySymbol), propertySymbol); + } + if (modifiersType.flags & 1 /* Any */ || getIndexInfoOfType(modifiersType, 0 /* String */)) { addMemberForKeyType(stringType); } } @@ -28410,26 +28812,38 @@ var ts; var iterationType = keyType.flags & 262144 /* Index */ ? getIndexType(getApparentType(keyType.type)) : keyType; forEachType(iterationType, addMemberForKeyType); } - setStructuredTypeMembers(type, members, emptyArray, emptyArray, stringIndexInfo, undefined); - function addMemberForKeyType(t) { + setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined); + function addMemberForKeyType(t, propertySymbolOrIndex) { + var propertySymbol; + // forEachType delegates to forEach, which calls with a numeric second argument + // the type system currently doesn't catch this incompatibility, so we annotate + // the function ourselves to indicate the runtime behavior and deal with it here + if (typeof propertySymbolOrIndex === "object") { + propertySymbol = propertySymbolOrIndex; + } // Create a mapper from T to the current iteration type constituent. Then, if the // mapped type is itself an instantiated type, combine the iteration mapper with the // instantiation mapper. - var iterationMapper = createUnaryTypeMapper(typeParameter, t); + var iterationMapper = createTypeMapper([typeParameter], [t]); var templateMapper = type.mapper ? combineTypeMappers(type.mapper, iterationMapper) : iterationMapper; var propType = instantiateType(templateType, templateMapper); // If the current iteration type constituent is a string literal type, create a property. // Otherwise, for type string create a string index signature. if (t.flags & 32 /* StringLiteral */) { - var propName = t.text; + var propName = ts.escapeLeadingUnderscores(t.value); var modifiersProp = getPropertyOfType(modifiersType, propName); - var isOptional = templateOptional || !!(modifiersProp && modifiersProp.flags & 536870912 /* Optional */); - var prop = createSymbol(4 /* Property */ | 67108864 /* Transient */ | (isOptional ? 536870912 /* Optional */ : 0), propName); + var isOptional = templateOptional || !!(modifiersProp && modifiersProp.flags & 16777216 /* Optional */); + var prop = createSymbol(4 /* Property */ | (isOptional ? 16777216 /* Optional */ : 0), propName); + prop.checkFlags = templateReadonly || modifiersProp && isReadonlySymbol(modifiersProp) ? 8 /* Readonly */ : 0; prop.type = propType; - prop.isReadonly = templateReadonly || modifiersProp && isReadonlySymbol(modifiersProp); - members[propName] = prop; + if (propertySymbol) { + prop.syntheticOrigin = propertySymbol; + prop.declarations = propertySymbol.declarations; + } + prop.syntheticLiteralTypeOrigin = t; + members.set(propName, prop); } - else if (t.flags & 2 /* String */) { + else if (t.flags & (1 /* Any */ | 2 /* String */)) { stringIndexInfo = createIndexInfo(propType, templateReadonly); } } @@ -28451,7 +28865,7 @@ var ts; function getModifiersTypeFromMappedType(type) { if (!type.modifiersType) { var constraintDeclaration = type.declaration.typeParameter.constraint; - if (constraintDeclaration.kind === 168 /* TypeOperator */) { + if (constraintDeclaration.kind === 170 /* TypeOperator */) { // If the constraint declaration is a 'keyof T' node, the modifiers type is T. We check // AST nodes here because, when T is a non-generic type, the logic below eagerly resolves // 'keyof T' to a literal union type and we can't recover T from that type. @@ -28469,15 +28883,11 @@ var ts; } return type.modifiersType; } - function getErasedTemplateTypeFromMappedType(type) { - return instantiateType(getTemplateTypeFromMappedType(type), createUnaryTypeMapper(getTypeParameterFromMappedType(type), anyType)); + function isPartialMappedType(type) { + return getObjectFlags(type) & 32 /* Mapped */ && !!type.declaration.questionToken; } function isGenericMappedType(type) { - if (getObjectFlags(type) & 32 /* Mapped */) { - var constraintType = getConstraintTypeFromMappedType(type); - return maybeTypeOfKind(constraintType, 540672 /* TypeVariable */ | 262144 /* Index */); - } - return false; + return getObjectFlags(type) & 32 /* Mapped */ && isGenericIndexType(getConstraintTypeFromMappedType(type)); } function resolveStructuredTypeMembers(type) { if (!type.members) { @@ -28509,45 +28919,43 @@ var ts; if (type.flags & 32768 /* Object */) { return resolveStructuredTypeMembers(type).properties; } - return emptyArray; + return ts.emptyArray; } /** If the given type is an object type and that type has a property by the given name, - * return the symbol for that property. Otherwise return undefined. */ + * return the symbol for that property. Otherwise return undefined. + */ function getPropertyOfObjectType(type, name) { if (type.flags & 32768 /* Object */) { var resolved = resolveStructuredTypeMembers(type); - var symbol = resolved.members[name]; + var symbol = resolved.members.get(name); if (symbol && symbolIsValue(symbol)) { return symbol; } } } function getPropertiesOfUnionOrIntersectionType(type) { - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var current = _a[_i]; - for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) { - var prop = _c[_b]; - getUnionOrIntersectionProperty(type, prop.name); - } - // The properties of a union type are those that are present in all constituent types, so - // we only need to check the properties of the first type - if (type.flags & 65536 /* Union */) { - break; - } - } - var props = type.resolvedProperties; - if (props) { - var result = []; - for (var key in props) { - var prop = props[key]; - // We need to filter out partial properties in union types - if (!(prop.flags & 268435456 /* SyntheticProperty */ && prop.isPartial)) { - result.push(prop); + if (!type.resolvedProperties) { + var members = ts.createSymbolTable(); + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var current = _a[_i]; + for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) { + var prop = _c[_b]; + if (!members.has(prop.escapedName)) { + var combinedProp = getPropertyOfUnionOrIntersectionType(type, prop.escapedName); + if (combinedProp) { + members.set(prop.escapedName, combinedProp); + } + } + } + // The properties of a union type are those that are present in all constituent types, so + // we only need to check the properties of the first type + if (type.flags & 65536 /* Union */) { + break; } } - return result; + type.resolvedProperties = getNamedMembers(members); } - return emptyArray; + return type.resolvedProperties; } function getPropertiesOfType(type) { type = getApparentType(type); @@ -28555,19 +28963,163 @@ var ts; getPropertiesOfUnionOrIntersectionType(type) : getPropertiesOfObjectType(type); } + function getAllPossiblePropertiesOfTypes(types) { + var unionType = getUnionType(types); + if (!(unionType.flags & 65536 /* Union */)) { + return getPropertiesOfType(unionType); + } + var props = ts.createSymbolTable(); + for (var _i = 0, types_2 = types; _i < types_2.length; _i++) { + var memberType = types_2[_i]; + for (var _a = 0, _b = getPropertiesOfType(memberType); _a < _b.length; _a++) { + var escapedName = _b[_a].escapedName; + if (!props.has(escapedName)) { + props.set(escapedName, createUnionOrIntersectionProperty(unionType, escapedName)); + } + } + } + return ts.arrayFrom(props.values()); + } + function getConstraintOfType(type) { + return type.flags & 16384 /* TypeParameter */ ? getConstraintOfTypeParameter(type) : + type.flags & 524288 /* IndexedAccess */ ? getConstraintOfIndexedAccess(type) : + getBaseConstraintOfType(type); + } + function getConstraintOfTypeParameter(typeParameter) { + return hasNonCircularBaseConstraint(typeParameter) ? getConstraintFromTypeParameter(typeParameter) : undefined; + } + function getConstraintOfIndexedAccess(type) { + var transformed = getTransformedIndexedAccessType(type); + if (transformed) { + return transformed; + } + var baseObjectType = getBaseConstraintOfType(type.objectType); + var baseIndexType = getBaseConstraintOfType(type.indexType); + return baseObjectType || baseIndexType ? getIndexedAccessType(baseObjectType || type.objectType, baseIndexType || type.indexType) : undefined; + } + function getBaseConstraintOfType(type) { + if (type.flags & (540672 /* TypeVariable */ | 196608 /* UnionOrIntersection */)) { + var constraint = getResolvedBaseConstraint(type); + if (constraint !== noConstraintType && constraint !== circularConstraintType) { + return constraint; + } + } + else if (type.flags & 262144 /* Index */) { + return stringType; + } + return undefined; + } + function hasNonCircularBaseConstraint(type) { + return getResolvedBaseConstraint(type) !== circularConstraintType; + } /** - * The apparent type of a type parameter is the base constraint instantiated with the type parameter - * as the type argument for the 'this' type. + * Return the resolved base constraint of a type variable. The noConstraintType singleton is returned if the + * type variable has no constraint, and the circularConstraintType singleton is returned if the constraint + * circularly references the type variable. */ - function getApparentTypeOfTypeVariable(type) { - if (!type.resolvedApparentType) { - var constraintType = getConstraintOfTypeVariable(type); - while (constraintType && constraintType.flags & 16384 /* TypeParameter */) { - constraintType = getConstraintOfTypeVariable(constraintType); + function getResolvedBaseConstraint(type) { + var typeStack; + var circular; + if (!type.resolvedBaseConstraint) { + typeStack = []; + var constraint = getBaseConstraint(type); + type.resolvedBaseConstraint = circular ? circularConstraintType : getTypeWithThisArgument(constraint || noConstraintType, type); + } + return type.resolvedBaseConstraint; + function getBaseConstraint(t) { + if (ts.contains(typeStack, t)) { + circular = true; + return undefined; + } + typeStack.push(t); + var result = computeBaseConstraint(t); + typeStack.pop(); + return result; + } + function computeBaseConstraint(t) { + if (t.flags & 16384 /* TypeParameter */) { + var constraint = getConstraintFromTypeParameter(t); + return t.isThisType ? constraint : + constraint ? getBaseConstraint(constraint) : undefined; + } + if (t.flags & 196608 /* UnionOrIntersection */) { + var types = t.types; + var baseTypes = []; + for (var _i = 0, types_3 = types; _i < types_3.length; _i++) { + var type_2 = types_3[_i]; + var baseType = getBaseConstraint(type_2); + if (baseType) { + baseTypes.push(baseType); + } + } + return t.flags & 65536 /* Union */ && baseTypes.length === types.length ? getUnionType(baseTypes) : + t.flags & 131072 /* Intersection */ && baseTypes.length ? getIntersectionType(baseTypes) : + undefined; + } + if (t.flags & 262144 /* Index */) { + return stringType; + } + if (t.flags & 524288 /* IndexedAccess */) { + var transformed = getTransformedIndexedAccessType(t); + if (transformed) { + return getBaseConstraint(transformed); + } + var baseObjectType = getBaseConstraint(t.objectType); + var baseIndexType = getBaseConstraint(t.indexType); + var baseIndexedAccess = baseObjectType && baseIndexType ? getIndexedAccessType(baseObjectType, baseIndexType) : undefined; + return baseIndexedAccess && baseIndexedAccess !== unknownType ? getBaseConstraint(baseIndexedAccess) : undefined; + } + if (isGenericMappedType(t)) { + return emptyObjectType; + } + return t; + } + } + function getApparentTypeOfIntersectionType(type) { + return type.resolvedApparentType || (type.resolvedApparentType = getTypeWithThisArgument(type, type)); + } + function getResolvedTypeParameterDefault(typeParameter) { + if (!typeParameter.default) { + if (typeParameter.target) { + var targetDefault = getResolvedTypeParameterDefault(typeParameter.target); + typeParameter.default = targetDefault ? instantiateType(targetDefault, typeParameter.mapper) : noConstraintType; + } + else { + // To block recursion, set the initial value to the resolvingDefaultType. + typeParameter.default = resolvingDefaultType; + var defaultDeclaration = typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; }); + var defaultType = defaultDeclaration ? getTypeFromTypeNode(defaultDeclaration) : noConstraintType; + if (typeParameter.default === resolvingDefaultType) { + // If we have not been called recursively, set the correct default type. + typeParameter.default = defaultType; + } } - type.resolvedApparentType = getTypeWithThisArgument(constraintType || emptyObjectType, type); } - return type.resolvedApparentType; + else if (typeParameter.default === resolvingDefaultType) { + // If we are called recursively for this type parameter, mark the default as circular. + typeParameter.default = circularConstraintType; + } + return typeParameter.default; + } + /** + * Gets the default type for a type parameter. + * + * If the type parameter is the result of an instantiation, this gets the instantiated + * default type of its target. If the type parameter has no default type or the default is + * circular, `undefined` is returned. + */ + function getDefaultFromTypeParameter(typeParameter) { + var defaultType = getResolvedTypeParameterDefault(typeParameter); + return defaultType !== noConstraintType && defaultType !== circularConstraintType ? defaultType : undefined; + } + function hasNonCircularTypeParameterDefault(typeParameter) { + return getResolvedTypeParameterDefault(typeParameter) !== circularConstraintType; + } + /** + * Indicates whether the declaration of a typeParameter has a default type. + */ + function hasTypeParameterDefault(typeParameter) { + return !!(typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; })); } /** * For a type parameter, return the base constraint of the type parameter. For the string, number, @@ -28575,52 +29127,56 @@ var ts; * type itself. Note that the apparent type of a union type is the union type itself. */ function getApparentType(type) { - var t = type.flags & 540672 /* TypeVariable */ ? getApparentTypeOfTypeVariable(type) : type; - return t.flags & 262178 /* StringLike */ ? globalStringType : - t.flags & 340 /* NumberLike */ ? globalNumberType : - t.flags & 136 /* BooleanLike */ ? globalBooleanType : - t.flags & 512 /* ESSymbol */ ? getGlobalESSymbolType() : - t; + var t = type.flags & 540672 /* TypeVariable */ ? getBaseConstraintOfType(type) || emptyObjectType : type; + return t.flags & 131072 /* Intersection */ ? getApparentTypeOfIntersectionType(t) : + t.flags & 262178 /* StringLike */ ? globalStringType : + t.flags & 84 /* NumberLike */ ? globalNumberType : + t.flags & 136 /* BooleanLike */ ? globalBooleanType : + t.flags & 512 /* ESSymbol */ ? getGlobalESSymbolType(/*reportErrors*/ languageVersion >= 2 /* ES2015 */) : + t.flags & 16777216 /* NonPrimitive */ ? emptyObjectType : + t; } function createUnionOrIntersectionProperty(containingType, name) { - var types = containingType.types; var props; + var types = containingType.types; + var isUnion = containingType.flags & 65536 /* Union */; + var excludeModifiers = isUnion ? 24 /* NonPublicAccessibilityModifier */ : 0; // Flags we want to propagate to the result if they exist in all source symbols - var commonFlags = (containingType.flags & 131072 /* Intersection */) ? 536870912 /* Optional */ : 0 /* None */; - var isReadonly = false; - var isPartial = false; - for (var _i = 0, types_2 = types; _i < types_2.length; _i++) { - var current = types_2[_i]; + var commonFlags = isUnion ? 0 /* None */ : 16777216 /* Optional */; + var syntheticFlag = 4 /* SyntheticMethod */; + var checkFlags = 0; + for (var _i = 0, types_4 = types; _i < types_4.length; _i++) { + var current = types_4[_i]; var type = getApparentType(current); if (type !== unknownType) { var prop = getPropertyOfType(type, name); - if (prop && !(getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */))) { + var modifiers = prop ? ts.getDeclarationModifierFlagsFromSymbol(prop) : 0; + if (prop && !(modifiers & excludeModifiers)) { commonFlags &= prop.flags; - if (!props) { - props = [prop]; - } - else if (!ts.contains(props, prop)) { - props.push(prop); - } - if (isReadonlySymbol(prop)) { - isReadonly = true; + props = ts.appendIfUnique(props, prop); + checkFlags |= (isReadonlySymbol(prop) ? 8 /* Readonly */ : 0) | + (!(modifiers & 24 /* NonPublicAccessibilityModifier */) ? 64 /* ContainsPublic */ : 0) | + (modifiers & 16 /* Protected */ ? 128 /* ContainsProtected */ : 0) | + (modifiers & 8 /* Private */ ? 256 /* ContainsPrivate */ : 0) | + (modifiers & 32 /* Static */ ? 512 /* ContainsStatic */ : 0); + if (!isMethodLike(prop)) { + syntheticFlag = 2 /* SyntheticProperty */; } } - else if (containingType.flags & 65536 /* Union */) { - isPartial = true; + else if (isUnion) { + checkFlags |= 16 /* Partial */; } } } if (!props) { return undefined; } - if (props.length === 1 && !isPartial) { + if (props.length === 1 && !(checkFlags & 16 /* Partial */)) { return props[0]; } var propTypes = []; var declarations = []; var commonType = undefined; - var hasNonUniformType = false; for (var _a = 0, props_1 = props; _a < props_1.length; _a++) { var prop = props_1[_a]; if (prop.declarations) { @@ -28631,17 +29187,15 @@ var ts; commonType = type; } else if (type !== commonType) { - hasNonUniformType = true; + checkFlags |= 32 /* HasNonUniformType */; } propTypes.push(type); } - var result = createSymbol(4 /* Property */ | 67108864 /* Transient */ | 268435456 /* SyntheticProperty */ | commonFlags, name); + var result = createSymbol(4 /* Property */ | commonFlags, name); + result.checkFlags = syntheticFlag | checkFlags; result.containingType = containingType; - result.hasNonUniformType = hasNonUniformType; - result.isPartial = isPartial; result.declarations = declarations; - result.isReadonly = isReadonly; - result.type = containingType.flags & 65536 /* Union */ ? getUnionType(propTypes) : getIntersectionType(propTypes); + result.type = isUnion ? getUnionType(propTypes) : getIntersectionType(propTypes); return result; } // Return the symbol for a given property in a union or intersection type, or undefined if the property @@ -28650,12 +29204,12 @@ var ts; // these partial properties when identifying discriminant properties, but otherwise they are filtered out // and do not appear to be present in the union type. function getUnionOrIntersectionProperty(type, name) { - var properties = type.resolvedProperties || (type.resolvedProperties = ts.createMap()); - var property = properties[name]; + var properties = type.propertyCache || (type.propertyCache = ts.createSymbolTable()); + var property = properties.get(name); if (!property) { property = createUnionOrIntersectionProperty(type, name); if (property) { - properties[name] = property; + properties.set(name, property); } } return property; @@ -28663,7 +29217,7 @@ var ts; function getPropertyOfUnionOrIntersectionType(type, name) { var property = getUnionOrIntersectionProperty(type, name); // We need to filter out partial properties in union types - return property && !(property.flags & 268435456 /* SyntheticProperty */ && property.isPartial) ? property : undefined; + return property && !(ts.getCheckFlags(property) & 16 /* Partial */) ? property : undefined; } /** * Return the symbol for the property with the given name in the given type. Creates synthetic union properties when @@ -28677,7 +29231,7 @@ var ts; type = getApparentType(type); if (type.flags & 32768 /* Object */) { var resolved = resolveStructuredTypeMembers(type); - var symbol = resolved.members[name]; + var symbol = resolved.members.get(name); if (symbol && symbolIsValue(symbol)) { return symbol; } @@ -28699,7 +29253,7 @@ var ts; var resolved = resolveStructuredTypeMembers(type); return kind === 0 /* Call */ ? resolved.callSignatures : resolved.constructSignatures; } - return emptyArray; + return ts.emptyArray; } /** * Return the signatures of the given kind in the given type. Creates synthetic union signatures when necessary and @@ -28729,11 +29283,11 @@ var ts; return getIndexTypeOfStructuredType(getApparentType(type), kind); } function getImplicitIndexTypeOfType(type, kind) { - if (isObjectLiteralType(type)) { + if (isObjectTypeWithInferableIndex(type)) { var propTypes = []; for (var _i = 0, _a = getPropertiesOfType(type); _i < _a.length; _i++) { var prop = _a[_i]; - if (kind === 0 /* String */ || isNumericLiteralName(prop.name)) { + if (kind === 0 /* String */ || isNumericLiteralName(prop.escapedName)) { propTypes.push(getTypeOfSymbol(prop)); } } @@ -28743,39 +29297,28 @@ var ts; } return undefined; } - function getTypeParametersFromJSDocTemplate(declaration) { - if (declaration.flags & 65536 /* JavaScriptFile */) { - var templateTag = ts.getJSDocTemplateTag(declaration); - if (templateTag) { - return getTypeParametersFromDeclaration(templateTag.typeParameters); - } - } - return undefined; - } // Return list of type parameters with duplicates removed (duplicate identifier errors are generated in the actual // type checking functions). - function getTypeParametersFromDeclaration(typeParameterDeclarations) { - var result = []; - ts.forEach(typeParameterDeclarations, function (node) { + function getTypeParametersFromDeclaration(declaration) { + var result; + ts.forEach(ts.getEffectiveTypeParameterDeclarations(declaration), function (node) { var tp = getDeclaredTypeOfTypeParameter(node.symbol); - if (!ts.contains(result, tp)) { - result.push(tp); - } + result = ts.appendIfUnique(result, tp); }); return result; } function symbolsToArray(symbols) { var result = []; - for (var id in symbols) { + symbols.forEach(function (symbol, id) { if (!isReservedMemberName(id)) { - result.push(symbols[id]); + result.push(symbol); } - } + }); return result; } function isJSDocOptionalParameter(node) { - if (node.flags & 65536 /* JavaScriptFile */) { - if (node.type && node.type.kind === 273 /* JSDocOptionalType */) { + if (ts.isInJavaScriptFile(node)) { + if (node.type && node.type.kind === 272 /* JSDocOptionalType */) { return true; } var paramTags = ts.getJSDocParameterTags(node); @@ -28786,7 +29329,7 @@ var ts; return true; } if (paramTag.typeExpression) { - return paramTag.typeExpression.type.kind === 273 /* JSDocOptionalType */; + return paramTag.typeExpression.type.kind === 272 /* JSDocOptionalType */; } } } @@ -28796,7 +29339,7 @@ var ts; if (ts.isExternalModuleNameRelative(moduleName)) { return undefined; } - var symbol = getSymbol(globals, "\"" + moduleName + "\"", 512 /* ValueModule */); + var symbol = getSymbol(globals, '"' + moduleName + '"', 512 /* ValueModule */); // merged symbol is module declaration symbol combined with all augmentations return symbol && withAugmentations ? getMergedSymbol(symbol) : symbol; } @@ -28811,14 +29354,20 @@ var ts; ts.Debug.assert(parameterIndex >= 0); return parameterIndex >= signature.minArgumentCount; } + var iife = ts.getImmediatelyInvokedFunctionExpression(node.parent); + if (iife) { + return !node.type && + !node.dotDotDotToken && + ts.indexOf(node.parent.parameters, node) >= iife.arguments.length; + } return false; } function createTypePredicateFromTypePredicateNode(node) { - if (node.parameterName.kind === 70 /* Identifier */) { - var parameterName = node.parameterName; + var parameterName = node.parameterName; + if (parameterName.kind === 71 /* Identifier */) { return { kind: 1 /* Identifier */, - parameterName: parameterName ? parameterName.text : undefined, + parameterName: parameterName ? parameterName.escapedText : undefined, parameterIndex: parameterName ? getTypePredicateParameterIndex(node.parent.parameters, parameterName) : undefined, type: getTypeFromTypeNode(node.type) }; @@ -28830,73 +29379,121 @@ var ts; }; } } + /** + * Gets the minimum number of type arguments needed to satisfy all non-optional type + * parameters. + */ + function getMinTypeArgumentCount(typeParameters) { + var minTypeArgumentCount = 0; + if (typeParameters) { + for (var i = 0; i < typeParameters.length; i++) { + if (!hasTypeParameterDefault(typeParameters[i])) { + minTypeArgumentCount = i + 1; + } + } + } + return minTypeArgumentCount; + } + /** + * Fill in default types for unsupplied type arguments. If `typeArguments` is undefined + * when a default type is supplied, a new array will be created and returned. + * + * @param typeArguments The supplied type arguments. + * @param typeParameters The requested type parameters. + * @param minTypeArgumentCount The minimum number of required type arguments. + */ + function fillMissingTypeArguments(typeArguments, typeParameters, minTypeArgumentCount, isJavaScript) { + var numTypeParameters = ts.length(typeParameters); + if (numTypeParameters) { + var numTypeArguments = ts.length(typeArguments); + if ((isJavaScript || numTypeArguments >= minTypeArgumentCount) && numTypeArguments <= numTypeParameters) { + if (!typeArguments) { + typeArguments = []; + } + // Map an unsatisfied type parameter with a default type. + // If a type parameter does not have a default type, or if the default type + // is a forward reference, the empty object type is used. + for (var i = numTypeArguments; i < numTypeParameters; i++) { + typeArguments[i] = getDefaultTypeArgumentType(isJavaScript); + } + for (var i = numTypeArguments; i < numTypeParameters; i++) { + var mapper = createTypeMapper(typeParameters, typeArguments); + var defaultType = getDefaultFromTypeParameter(typeParameters[i]); + typeArguments[i] = defaultType ? instantiateType(defaultType, mapper) : getDefaultTypeArgumentType(isJavaScript); + } + } + } + return typeArguments; + } function getSignatureFromDeclaration(declaration) { var links = getNodeLinks(declaration); if (!links.resolvedSignature) { var parameters = []; var hasLiteralTypes = false; - var minArgumentCount = -1; + var minArgumentCount = 0; var thisParameter = undefined; var hasThisParameter = void 0; + var iife = ts.getImmediatelyInvokedFunctionExpression(declaration); var isJSConstructSignature = ts.isJSDocConstructSignature(declaration); + var isUntypedSignatureInJSFile = !iife && !isJSConstructSignature && ts.isInJavaScriptFile(declaration) && !ts.hasJSDocParameterTags(declaration); // If this is a JSDoc construct signature, then skip the first parameter in the // parameter list. The first parameter represents the return type of the construct // signature. - for (var i = isJSConstructSignature ? 1 : 0, n = declaration.parameters.length; i < n; i++) { + for (var i = isJSConstructSignature ? 1 : 0; i < declaration.parameters.length; i++) { var param = declaration.parameters[i]; var paramSymbol = param.symbol; // Include parameter symbol instead of property symbol in the signature if (paramSymbol && !!(paramSymbol.flags & 4 /* Property */) && !ts.isBindingPattern(param.name)) { - var resolvedSymbol = resolveName(param, paramSymbol.name, 107455 /* Value */, undefined, undefined); + var resolvedSymbol = resolveName(param, paramSymbol.escapedName, 107455 /* Value */, undefined, undefined, /*isUse*/ false); paramSymbol = resolvedSymbol; } - if (i === 0 && paramSymbol.name === "this") { + if (i === 0 && paramSymbol.escapedName === "this") { hasThisParameter = true; thisParameter = param.symbol; } else { parameters.push(paramSymbol); } - if (param.type && param.type.kind === 171 /* LiteralType */) { + if (param.type && param.type.kind === 173 /* LiteralType */) { hasLiteralTypes = true; } - if (param.initializer || param.questionToken || param.dotDotDotToken || isJSDocOptionalParameter(param)) { - if (minArgumentCount < 0) { - minArgumentCount = i - (hasThisParameter ? 1 : 0); - } - } - else { - // If we see any required parameters, it means the prior ones were not in fact optional. - minArgumentCount = -1; + // Record a new minimum argument count if this is not an optional parameter + var isOptionalParameter_1 = param.initializer || param.questionToken || param.dotDotDotToken || + iife && parameters.length > iife.arguments.length && !param.type || + isJSDocOptionalParameter(param) || + isUntypedSignatureInJSFile; + if (!isOptionalParameter_1) { + minArgumentCount = parameters.length; } } // If only one accessor includes a this-type annotation, the other behaves as if it had the same type annotation - if ((declaration.kind === 151 /* GetAccessor */ || declaration.kind === 152 /* SetAccessor */) && + if ((declaration.kind === 153 /* GetAccessor */ || declaration.kind === 154 /* SetAccessor */) && !ts.hasDynamicName(declaration) && (!hasThisParameter || !thisParameter)) { - var otherKind = declaration.kind === 151 /* GetAccessor */ ? 152 /* SetAccessor */ : 151 /* GetAccessor */; + var otherKind = declaration.kind === 153 /* GetAccessor */ ? 154 /* SetAccessor */ : 153 /* GetAccessor */; var other = ts.getDeclarationOfKind(declaration.symbol, otherKind); if (other) { thisParameter = getAnnotatedAccessorThisParameter(other); } } - if (minArgumentCount < 0) { - minArgumentCount = declaration.parameters.length - (hasThisParameter ? 1 : 0); - } - if (isJSConstructSignature) { - minArgumentCount--; - } - var classType = declaration.kind === 150 /* Constructor */ ? + var classType = declaration.kind === 152 /* Constructor */ ? getDeclaredTypeOfClassOrInterface(getMergedSymbol(declaration.parent.symbol)) : undefined; - var typeParameters = classType ? classType.localTypeParameters : - declaration.typeParameters ? getTypeParametersFromDeclaration(declaration.typeParameters) : - getTypeParametersFromJSDocTemplate(declaration); + var typeParameters = classType ? classType.localTypeParameters : getTypeParametersFromDeclaration(declaration); var returnType = getSignatureReturnTypeFromDeclaration(declaration, isJSConstructSignature, classType); - var typePredicate = declaration.type && declaration.type.kind === 156 /* TypePredicate */ ? + var typePredicate = declaration.type && declaration.type.kind === 158 /* TypePredicate */ ? createTypePredicateFromTypePredicateNode(declaration.type) : undefined; - links.resolvedSignature = createSignature(declaration, typeParameters, thisParameter, parameters, returnType, typePredicate, minArgumentCount, ts.hasRestParameter(declaration), hasLiteralTypes); + // JS functions get a free rest parameter if they reference `arguments` + var hasRestLikeParameter = ts.hasRestParameter(declaration); + if (!hasRestLikeParameter && ts.isInJavaScriptFile(declaration) && containsArgumentsReference(declaration)) { + hasRestLikeParameter = true; + var syntheticArgsSymbol = createSymbol(3 /* Variable */, "args"); + syntheticArgsSymbol.type = anyArrayType; + syntheticArgsSymbol.isRestParameter = true; + parameters.push(syntheticArgsSymbol); + } + links.resolvedSignature = createSignature(declaration, typeParameters, thisParameter, parameters, returnType, typePredicate, minArgumentCount, hasRestLikeParameter, hasLiteralTypes); } return links.resolvedSignature; } @@ -28907,46 +29504,69 @@ var ts; else if (classType) { return classType; } - else if (declaration.type) { - return getTypeFromTypeNode(declaration.type); - } - if (declaration.flags & 65536 /* JavaScriptFile */) { - var type = getReturnTypeFromJSDocComment(declaration); - if (type && type !== unknownType) { - return type; - } + var typeNode = ts.getEffectiveReturnTypeNode(declaration); + if (typeNode) { + return getTypeFromTypeNode(typeNode); } // TypeScript 1.0 spec (April 2014): // If only one accessor includes a type annotation, the other behaves as if it had the same type annotation. - if (declaration.kind === 151 /* GetAccessor */ && !ts.hasDynamicName(declaration)) { - var setter = ts.getDeclarationOfKind(declaration.symbol, 152 /* SetAccessor */); + if (declaration.kind === 153 /* GetAccessor */ && !ts.hasDynamicName(declaration)) { + var setter = ts.getDeclarationOfKind(declaration.symbol, 154 /* SetAccessor */); return getAnnotatedAccessorType(setter); } if (ts.nodeIsMissing(declaration.body)) { return anyType; } } + function containsArgumentsReference(declaration) { + var links = getNodeLinks(declaration); + if (links.containsArgumentsReference === undefined) { + if (links.flags & 8192 /* CaptureArguments */) { + links.containsArgumentsReference = true; + } + else { + links.containsArgumentsReference = traverse(declaration.body); + } + } + return links.containsArgumentsReference; + function traverse(node) { + if (!node) + return false; + switch (node.kind) { + case 71 /* Identifier */: + return node.escapedText === "arguments" && ts.isPartOfExpression(node); + case 149 /* PropertyDeclaration */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return node.name.kind === 144 /* ComputedPropertyName */ + && traverse(node.name); + default: + return !ts.nodeStartsNewLexicalEnvironment(node) && !ts.isPartOfTypeNode(node) && ts.forEachChild(node, traverse); + } + } + } function getSignaturesOfSymbol(symbol) { if (!symbol) - return emptyArray; + return ts.emptyArray; var result = []; - for (var i = 0, len = symbol.declarations.length; i < len; i++) { + for (var i = 0; i < symbol.declarations.length; i++) { var node = symbol.declarations[i]; switch (node.kind) { - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 274 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 273 /* JSDocFunctionType */: // Don't include signature if node is the implementation of an overloaded function. A node is considered // an implementation node if it has a body and the previous node is of the same kind and immediately // precedes the implementation node (i.e. has the same parent and ends where the implementation starts). @@ -28993,10 +29613,11 @@ var ts; } if (!popTypeResolution()) { type = anyType; - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { var declaration = signature.declaration; - if (declaration.name) { - error(declaration.name, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, ts.declarationNameToString(declaration.name)); + var name = ts.getNameOfDeclaration(declaration); + if (name) { + error(name, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, ts.declarationNameToString(name)); } else { error(declaration, ts.Diagnostics.Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions); @@ -29007,6 +29628,9 @@ var ts; } return signature.resolvedReturnType; } + function isResolvingReturnTypeOfSignature(signature) { + return !signature.resolvedReturnType && findResolutionCycleStartIndex(signature, 3 /* ResolvedReturnType */) >= 0; + } function getRestTypeOfSignature(signature) { if (signature.hasRestParameter) { var type = getTypeOfSymbol(ts.lastOrUndefined(signature.parameters)); @@ -29016,21 +29640,41 @@ var ts; } return anyType; } - function getSignatureInstantiation(signature, typeArguments) { + function getSignatureInstantiation(signature, typeArguments, isJavascript) { + typeArguments = fillMissingTypeArguments(typeArguments, signature.typeParameters, getMinTypeArgumentCount(signature.typeParameters), isJavascript); var instantiations = signature.instantiations || (signature.instantiations = ts.createMap()); var id = getTypeListId(typeArguments); - return instantiations[id] || (instantiations[id] = createSignatureInstantiation(signature, typeArguments)); + var instantiation = instantiations.get(id); + if (!instantiation) { + instantiations.set(id, instantiation = createSignatureInstantiation(signature, typeArguments)); + } + return instantiation; } function createSignatureInstantiation(signature, typeArguments) { return instantiateSignature(signature, createTypeMapper(signature.typeParameters, typeArguments), /*eraseTypeParameters*/ true); } function getErasedSignature(signature) { - if (!signature.typeParameters) - return signature; - if (!signature.erasedSignatureCache) { - signature.erasedSignatureCache = instantiateSignature(signature, createTypeEraser(signature.typeParameters), /*eraseTypeParameters*/ true); - } - return signature.erasedSignatureCache; + return signature.typeParameters ? + signature.erasedSignatureCache || (signature.erasedSignatureCache = createErasedSignature(signature)) : + signature; + } + function createErasedSignature(signature) { + // Create an instantiation of the signature where all type arguments are the any type. + return instantiateSignature(signature, createTypeEraser(signature.typeParameters), /*eraseTypeParameters*/ true); + } + function getCanonicalSignature(signature) { + return signature.typeParameters ? + signature.canonicalSignatureCache || (signature.canonicalSignatureCache = createCanonicalSignature(signature)) : + signature; + } + function createCanonicalSignature(signature) { + // Create an instantiation of the signature where each unconstrained type parameter is replaced with + // its original. When a generic class or interface is instantiated, each generic method in the class or + // interface is instantiated with a fresh set of cloned type parameters (which we need to handle scenarios + // where different generations of the same type parameter are in scope). This leads to a lot of new type + // identities, and potentially a lot of work comparing those identities, so here we create an instantiation + // that uses the original type identities for all unconstrained type parameters. + return getSignatureInstantiation(signature, ts.map(signature.typeParameters, function (tp) { return tp.target && !getConstraintOfTypeParameter(tp.target) ? tp.target : tp; }), ts.isInJavaScriptFile(signature.declaration)); } function getOrCreateTypeFromSignature(signature) { // There are two ways to declare a construct signature, one is by declaring a class constructor @@ -29038,21 +29682,21 @@ var ts; // object type literal or interface (using the new keyword). Each way of declaring a constructor // will result in a different declaration kind. if (!signature.isolatedSignatureType) { - var isConstructor = signature.declaration.kind === 150 /* Constructor */ || signature.declaration.kind === 154 /* ConstructSignature */; + var isConstructor = signature.declaration.kind === 152 /* Constructor */ || signature.declaration.kind === 156 /* ConstructSignature */; var type = createObjectType(16 /* Anonymous */); type.members = emptySymbols; - type.properties = emptyArray; - type.callSignatures = !isConstructor ? [signature] : emptyArray; - type.constructSignatures = isConstructor ? [signature] : emptyArray; + type.properties = ts.emptyArray; + type.callSignatures = !isConstructor ? [signature] : ts.emptyArray; + type.constructSignatures = isConstructor ? [signature] : ts.emptyArray; signature.isolatedSignatureType = type; } return signature.isolatedSignatureType; } function getIndexSymbol(symbol) { - return symbol.members["__index"]; + return symbol.members.get("__index" /* Index */); } function getIndexDeclarationOfSymbol(symbol, kind) { - var syntaxKind = kind === 1 /* Number */ ? 132 /* NumberKeyword */ : 134 /* StringKeyword */; + var syntaxKind = kind === 1 /* Number */ ? 133 /* NumberKeyword */ : 136 /* StringKeyword */; var indexSymbol = getIndexSymbol(symbol); if (indexSymbol) { for (var _i = 0, _a = indexSymbol.declarations; _i < _a.length; _i++) { @@ -29074,26 +29718,14 @@ var ts; function getIndexInfoOfSymbol(symbol, kind) { var declaration = getIndexDeclarationOfSymbol(symbol, kind); if (declaration) { - return createIndexInfo(declaration.type ? getTypeFromTypeNode(declaration.type) : anyType, (ts.getModifierFlags(declaration) & 64 /* Readonly */) !== 0, declaration); + return createIndexInfo(declaration.type ? getTypeFromTypeNode(declaration.type) : anyType, ts.hasModifier(declaration, 64 /* Readonly */), declaration); } return undefined; } function getConstraintDeclaration(type) { - return ts.getDeclarationOfKind(type.symbol, 143 /* TypeParameter */).constraint; - } - function hasConstraintReferenceTo(type, target) { - var checked; - while (type && type.flags & 16384 /* TypeParameter */ && !(type.isThisType) && !ts.contains(checked, type)) { - if (type === target) { - return true; - } - (checked || (checked = [])).push(type); - var constraintDeclaration = getConstraintDeclaration(type); - type = constraintDeclaration && getTypeFromTypeNode(constraintDeclaration); - } - return false; + return type.symbol && ts.getDeclarationOfKind(type.symbol, 145 /* TypeParameter */).constraint; } - function getConstraintOfTypeParameter(typeParameter) { + function getConstraintFromTypeParameter(typeParameter) { if (!typeParameter.constraint) { if (typeParameter.target) { var targetConstraint = getConstraintOfTypeParameter(typeParameter.target); @@ -29101,33 +29733,23 @@ var ts; } else { var constraintDeclaration = getConstraintDeclaration(typeParameter); - var constraint = getTypeFromTypeNode(constraintDeclaration); - if (hasConstraintReferenceTo(constraint, typeParameter)) { - error(constraintDeclaration, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(typeParameter)); - constraint = unknownType; - } - typeParameter.constraint = constraint; + typeParameter.constraint = constraintDeclaration ? getTypeFromTypeNode(constraintDeclaration) : noConstraintType; } } return typeParameter.constraint === noConstraintType ? undefined : typeParameter.constraint; } - function getConstraintOfTypeVariable(type) { - return type.flags & 16384 /* TypeParameter */ ? getConstraintOfTypeParameter(type) : - type.flags & 524288 /* IndexedAccess */ ? type.constraint : - undefined; - } function getParentSymbolOfTypeParameter(typeParameter) { - return getSymbolOfNode(ts.getDeclarationOfKind(typeParameter.symbol, 143 /* TypeParameter */).parent); + return getSymbolOfNode(ts.getDeclarationOfKind(typeParameter.symbol, 145 /* TypeParameter */).parent); } function getTypeListId(types) { var result = ""; if (types) { - var length_3 = types.length; + var length_4 = types.length; var i = 0; - while (i < length_3) { + while (i < length_4) { var startId = types[i].id; var count = 1; - while (i + count < length_3 && types[i + count].id === startId + count) { + while (i + count < length_4 && types[i + count].id === startId + count) { count++; } if (result.length) { @@ -29148,8 +29770,8 @@ var ts; // that care about the presence of such types at arbitrary depth in a containing type. function getPropagatingFlagsOfTypes(types, excludeKinds) { var result = 0; - for (var _i = 0, types_3 = types; _i < types_3.length; _i++) { - var type = types_3[_i]; + for (var _i = 0, types_5 = types; _i < types_5.length; _i++) { + var type = types_5[_i]; if (!(type.flags & excludeKinds)) { result |= type.flags; } @@ -29158,9 +29780,10 @@ var ts; } function createTypeReference(target, typeArguments) { var id = getTypeListId(typeArguments); - var type = target.instantiations[id]; + var type = target.instantiations.get(id); if (!type) { - type = target.instantiations[id] = createObjectType(4 /* Reference */, target.symbol); + type = createObjectType(4 /* Reference */, target.symbol); + target.instantiations.set(id, type); type.flags |= typeArguments ? getPropagatingFlagsOfTypes(typeArguments, /*excludeKinds*/ 0) : 0; type.target = target; type.typeArguments = typeArguments; @@ -29176,21 +29799,29 @@ var ts; return type; } function getTypeReferenceArity(type) { - return type.target.typeParameters ? type.target.typeParameters.length : 0; + return ts.length(type.target.typeParameters); } - // Get type from reference to class or interface - function getTypeFromClassOrInterfaceReference(node, symbol) { + /** + * Get type from type-reference that reference to class or interface + */ + function getTypeFromClassOrInterfaceReference(node, symbol, typeArgs) { var type = getDeclaredTypeOfSymbol(getMergedSymbol(symbol)); var typeParameters = type.localTypeParameters; if (typeParameters) { - if (!node.typeArguments || node.typeArguments.length !== typeParameters.length) { - error(node, ts.Diagnostics.Generic_type_0_requires_1_type_argument_s, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */), typeParameters.length); + var numTypeArguments = ts.length(node.typeArguments); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + var isJavascript = ts.isInJavaScriptFile(node); + if (!isJavascript && (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length)) { + error(node, minTypeArgumentCount === typeParameters.length + ? ts.Diagnostics.Generic_type_0_requires_1_type_argument_s + : ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */), minTypeArgumentCount, typeParameters.length); return unknownType; } // In a type reference, the outer type parameters of the referenced class or interface are automatically // supplied as type arguments and the type reference only specifies arguments for the local type parameters // of the class or interface. - return createTypeReference(type, ts.concatenate(type.outerTypeParameters, ts.map(node.typeArguments, getTypeFromTypeNode))); + var typeArguments = ts.concatenate(type.outerTypeParameters, fillMissingTypeArguments(typeArgs, typeParameters, minTypeArgumentCount, isJavascript)); + return createTypeReference(type, typeArguments); } if (node.typeArguments) { error(node, ts.Diagnostics.Type_0_is_not_generic, typeToString(type)); @@ -29203,20 +29834,29 @@ var ts; var links = getSymbolLinks(symbol); var typeParameters = links.typeParameters; var id = getTypeListId(typeArguments); - return links.instantiations[id] || (links.instantiations[id] = instantiateTypeNoAlias(type, createTypeMapper(typeParameters, typeArguments))); + var instantiation = links.instantiations.get(id); + if (!instantiation) { + links.instantiations.set(id, instantiation = instantiateType(type, createTypeMapper(typeParameters, fillMissingTypeArguments(typeArguments, typeParameters, getMinTypeArgumentCount(typeParameters), ts.isInJavaScriptFile(symbol.valueDeclaration))))); + } + return instantiation; } - // Get type from reference to type alias. When a type alias is generic, the declared type of the type alias may include - // references to the type parameters of the alias. We replace those with the actual type arguments by instantiating the - // declared type. Instantiations are cached using the type identities of the type arguments as the key. - function getTypeFromTypeAliasReference(node, symbol) { + /** + * Get type from reference to type alias. When a type alias is generic, the declared type of the type alias may include + * references to the type parameters of the alias. We replace those with the actual type arguments by instantiating the + * declared type. Instantiations are cached using the type identities of the type arguments as the key. + */ + function getTypeFromTypeAliasReference(node, symbol, typeArguments) { var type = getDeclaredTypeOfSymbol(symbol); var typeParameters = getSymbolLinks(symbol).typeParameters; if (typeParameters) { - if (!node.typeArguments || node.typeArguments.length !== typeParameters.length) { - error(node, ts.Diagnostics.Generic_type_0_requires_1_type_argument_s, symbolToString(symbol), typeParameters.length); + var numTypeArguments = ts.length(node.typeArguments); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + if (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length) { + error(node, minTypeArgumentCount === typeParameters.length + ? ts.Diagnostics.Generic_type_0_requires_1_type_argument_s + : ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, symbolToString(symbol), minTypeArgumentCount, typeParameters.length); return unknownType; } - var typeArguments = ts.map(node.typeArguments, getTypeFromTypeNode); return getTypeAliasInstantiation(symbol, typeArguments); } if (node.typeArguments) { @@ -29225,21 +29865,11 @@ var ts; } return type; } - // Get type from reference to named type that cannot be generic (enum or type parameter) - function getTypeFromNonGenericTypeReference(node, symbol) { - if (node.typeArguments) { - error(node, ts.Diagnostics.Type_0_is_not_generic, symbolToString(symbol)); - return unknownType; - } - return getDeclaredTypeOfSymbol(symbol); - } function getTypeReferenceName(node) { switch (node.kind) { - case 157 /* TypeReference */: + case 159 /* TypeReference */: return node.typeName; - case 272 /* JSDocTypeReference */: - return node.name; - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: // We only support expressions that are simple qualified names. For other // expressions this produces undefined. var expr = node.expression; @@ -29249,52 +29879,116 @@ var ts; } return undefined; } - function resolveTypeReferenceName(typeReferenceName) { + function resolveTypeReferenceName(typeReferenceName, meaning) { if (!typeReferenceName) { return unknownSymbol; } - return resolveEntityName(typeReferenceName, 793064 /* Type */) || unknownSymbol; + return resolveEntityName(typeReferenceName, meaning) || unknownSymbol; } function getTypeReferenceType(node, symbol) { + var typeArguments = typeArgumentsFromTypeReferenceNode(node); // Do unconditionally so we mark type arguments as referenced. if (symbol === unknownSymbol) { return unknownType; } + var type = getTypeReferenceTypeWorker(node, symbol, typeArguments); + if (type) { + return type; + } + // Get type from reference to named type that cannot be generic (enum or type parameter) + var res = tryGetDeclaredTypeOfSymbol(symbol); + if (res !== undefined) { + if (typeArguments) { + error(node, ts.Diagnostics.Type_0_is_not_generic, symbolToString(symbol)); + return unknownType; + } + return res; + } + if (!(symbol.flags & 107455 /* Value */ && isJSDocTypeReference(node))) { + return unknownType; + } + // A jsdoc TypeReference may have resolved to a value (as opposed to a type). If + // the symbol is a constructor function, return the inferred class type; otherwise, + // the type of this reference is just the type of the value we resolved to. + var valueType = getTypeOfSymbol(symbol); + if (valueType.symbol && !isInferredClassType(valueType)) { + var referenceType = getTypeReferenceTypeWorker(node, valueType.symbol, typeArguments); + if (referenceType) { + return referenceType; + } + } + // Resolve the type reference as a Type for the purpose of reporting errors. + resolveTypeReferenceName(getTypeReferenceName(node), 793064 /* Type */); + return valueType; + } + function getTypeReferenceTypeWorker(node, symbol, typeArguments) { if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { - return getTypeFromClassOrInterfaceReference(node, symbol); + return getTypeFromClassOrInterfaceReference(node, symbol, typeArguments); } if (symbol.flags & 524288 /* TypeAlias */) { - return getTypeFromTypeAliasReference(node, symbol); + return getTypeFromTypeAliasReference(node, symbol, typeArguments); } - if (symbol.flags & 107455 /* Value */ && node.kind === 272 /* JSDocTypeReference */) { - // A JSDocTypeReference may have resolved to a value (as opposed to a type). In - // that case, the type of this reference is just the type of the value we resolved - // to. - return getTypeOfSymbol(symbol); + if (symbol.flags & 16 /* Function */ && + isJSDocTypeReference(node) && + (symbol.members || ts.getJSDocClassTag(symbol.valueDeclaration))) { + return getInferredClassType(symbol); } - return getTypeFromNonGenericTypeReference(node, symbol); + } + function isJSDocTypeReference(node) { + return node.flags & 1048576 /* JSDoc */ && node.kind === 159 /* TypeReference */; + } + function getIntendedTypeFromJSDocTypeReference(node) { + if (ts.isIdentifier(node.typeName)) { + if (node.typeName.escapedText === "Object") { + if (ts.isJSDocIndexSignature(node)) { + var indexed = getTypeFromTypeNode(node.typeArguments[0]); + var target = getTypeFromTypeNode(node.typeArguments[1]); + var index = createIndexInfo(target, /*isReadonly*/ false); + return createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, indexed === stringType && index, indexed === numberType && index); + } + return anyType; + } + switch (node.typeName.escapedText) { + case "String": + return stringType; + case "Number": + return numberType; + case "Boolean": + return booleanType; + case "Void": + return voidType; + case "Undefined": + return undefinedType; + case "Null": + return nullType; + case "Function": + case "function": + return globalFunctionType; + case "Array": + case "array": + return !node.typeArguments || !node.typeArguments.length ? anyArrayType : undefined; + case "Promise": + case "promise": + return !node.typeArguments || !node.typeArguments.length ? createPromiseType(anyType) : undefined; + } + } + } + function getTypeFromJSDocNullableTypeNode(node) { + var type = getTypeFromTypeNode(node.type); + return strictNullChecks ? getUnionType([type, nullType]) : type; } function getTypeFromTypeReference(node) { var links = getNodeLinks(node); if (!links.resolvedType) { var symbol = void 0; var type = void 0; - if (node.kind === 272 /* JSDocTypeReference */) { - var typeReferenceName = getTypeReferenceName(node); - symbol = resolveTypeReferenceName(typeReferenceName); - type = getTypeReferenceType(node, symbol); + var meaning = 793064 /* Type */; + if (isJSDocTypeReference(node)) { + type = getIntendedTypeFromJSDocTypeReference(node); + meaning |= 107455 /* Value */; } - else { - // We only support expressions that are simple qualified names. For other expressions this produces undefined. - var typeNameOrExpression = node.kind === 157 /* TypeReference */ - ? node.typeName - : ts.isEntityNameExpression(node.expression) - ? node.expression - : undefined; - symbol = typeNameOrExpression && resolveEntityName(typeNameOrExpression, 793064 /* Type */) || unknownSymbol; - type = symbol === unknownSymbol ? unknownType : - symbol.flags & (32 /* Class */ | 64 /* Interface */) ? getTypeFromClassOrInterfaceReference(node, symbol) : - symbol.flags & 524288 /* TypeAlias */ ? getTypeFromTypeAliasReference(node, symbol) : - getTypeFromNonGenericTypeReference(node, symbol); + if (!type) { + symbol = resolveTypeReferenceName(getTypeReferenceName(node), meaning); + type = getTypeReferenceType(node, symbol); } // Cache both the resolved symbol and the resolved type. The resolved symbol is needed in when we check the // type reference in checkTypeReferenceOrExpressionWithTypeArguments. @@ -29303,6 +29997,9 @@ var ts; } return links.resolvedType; } + function typeArgumentsFromTypeReferenceNode(node) { + return ts.map(node.typeArguments, getTypeFromTypeNode); + } function getTypeFromTypeQueryNode(node) { var links = getNodeLinks(node); if (!links.resolvedType) { @@ -29320,9 +30017,9 @@ var ts; for (var _i = 0, declarations_3 = declarations; _i < declarations_3.length; _i++) { var declaration = declarations_3[_i]; switch (declaration.kind) { - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: return declaration; } } @@ -29332,27 +30029,72 @@ var ts; } var type = getDeclaredTypeOfSymbol(symbol); if (!(type.flags & 32768 /* Object */)) { - error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, symbol.name); + error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, ts.symbolName(symbol)); return arity ? emptyGenericType : emptyObjectType; } - if ((type.typeParameters ? type.typeParameters.length : 0) !== arity) { - error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, symbol.name, arity); + if (ts.length(type.typeParameters) !== arity) { + error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, ts.symbolName(symbol), arity); return arity ? emptyGenericType : emptyObjectType; } return type; } - function getGlobalValueSymbol(name) { - return getGlobalSymbol(name, 107455 /* Value */, ts.Diagnostics.Cannot_find_global_value_0); + function getGlobalValueSymbol(name, reportErrors) { + return getGlobalSymbol(name, 107455 /* Value */, reportErrors ? ts.Diagnostics.Cannot_find_global_value_0 : undefined); } - function getGlobalTypeSymbol(name) { - return getGlobalSymbol(name, 793064 /* Type */, ts.Diagnostics.Cannot_find_global_type_0); + function getGlobalTypeSymbol(name, reportErrors) { + return getGlobalSymbol(name, 793064 /* Type */, reportErrors ? ts.Diagnostics.Cannot_find_global_type_0 : undefined); } function getGlobalSymbol(name, meaning, diagnostic) { - return resolveName(undefined, name, meaning, diagnostic, name); + // Don't track references for global symbols anyway, so value if `isReference` is arbitrary + return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false); + } + function getGlobalType(name, arity, reportErrors) { + var symbol = getGlobalTypeSymbol(name, reportErrors); + return symbol || reportErrors ? getTypeOfGlobalSymbol(symbol, arity) : undefined; + } + function getGlobalTypedPropertyDescriptorType() { + return deferredGlobalTypedPropertyDescriptorType || (deferredGlobalTypedPropertyDescriptorType = getGlobalType("TypedPropertyDescriptor", /*arity*/ 1, /*reportErrors*/ true)) || emptyGenericType; + } + function getGlobalTemplateStringsArrayType() { + return deferredGlobalTemplateStringsArrayType || (deferredGlobalTemplateStringsArrayType = getGlobalType("TemplateStringsArray", /*arity*/ 0, /*reportErrors*/ true)) || emptyObjectType; + } + function getGlobalESSymbolConstructorSymbol(reportErrors) { + return deferredGlobalESSymbolConstructorSymbol || (deferredGlobalESSymbolConstructorSymbol = getGlobalValueSymbol("Symbol", reportErrors)); + } + function getGlobalESSymbolType(reportErrors) { + return deferredGlobalESSymbolType || (deferredGlobalESSymbolType = getGlobalType("Symbol", /*arity*/ 0, reportErrors)) || emptyObjectType; + } + function getGlobalPromiseType(reportErrors) { + return deferredGlobalPromiseType || (deferredGlobalPromiseType = getGlobalType("Promise", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalPromiseConstructorSymbol(reportErrors) { + return deferredGlobalPromiseConstructorSymbol || (deferredGlobalPromiseConstructorSymbol = getGlobalValueSymbol("Promise", reportErrors)); + } + function getGlobalPromiseConstructorLikeType(reportErrors) { + return deferredGlobalPromiseConstructorLikeType || (deferredGlobalPromiseConstructorLikeType = getGlobalType("PromiseConstructorLike", /*arity*/ 0, reportErrors)) || emptyObjectType; + } + function getGlobalAsyncIterableType(reportErrors) { + return deferredGlobalAsyncIterableType || (deferredGlobalAsyncIterableType = getGlobalType("AsyncIterable", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalAsyncIteratorType(reportErrors) { + return deferredGlobalAsyncIteratorType || (deferredGlobalAsyncIteratorType = getGlobalType("AsyncIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalAsyncIterableIteratorType(reportErrors) { + return deferredGlobalAsyncIterableIteratorType || (deferredGlobalAsyncIterableIteratorType = getGlobalType("AsyncIterableIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIterableType(reportErrors) { + return deferredGlobalIterableType || (deferredGlobalIterableType = getGlobalType("Iterable", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIteratorType(reportErrors) { + return deferredGlobalIteratorType || (deferredGlobalIteratorType = getGlobalType("Iterator", /*arity*/ 1, reportErrors)) || emptyGenericType; } - function getGlobalType(name, arity) { + function getGlobalIterableIteratorType(reportErrors) { + return deferredGlobalIterableIteratorType || (deferredGlobalIterableIteratorType = getGlobalType("IterableIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalTypeOrUndefined(name, arity) { if (arity === void 0) { arity = 0; } - return getTypeOfGlobalSymbol(getGlobalTypeSymbol(name), arity); + var symbol = getGlobalSymbol(name, 793064 /* Type */, /*diagnostic*/ undefined); + return symbol && getTypeOfGlobalSymbol(symbol, arity); } /** * Returns a type that is inside a namespace at the global scope, e.g. @@ -29363,26 +30105,26 @@ var ts; var typeSymbol = namespaceSymbol && getSymbol(namespaceSymbol.exports, name, 793064 /* Type */); return typeSymbol && getDeclaredTypeOfSymbol(typeSymbol); } - /** - * Creates a TypeReference for a generic `TypedPropertyDescriptor`. - */ - function createTypedPropertyDescriptorType(propertyType) { - var globalTypedPropertyDescriptorType = getGlobalTypedPropertyDescriptorType(); - return globalTypedPropertyDescriptorType !== emptyGenericType - ? createTypeReference(globalTypedPropertyDescriptorType, [propertyType]) - : emptyObjectType; - } /** * Instantiates a global type that is generic with some element type, and returns that instantiation. */ function createTypeFromGenericGlobalType(genericGlobalType, typeArguments) { return genericGlobalType !== emptyGenericType ? createTypeReference(genericGlobalType, typeArguments) : emptyObjectType; } - function createIterableType(elementType) { - return createTypeFromGenericGlobalType(getGlobalIterableType(), [elementType]); + function createTypedPropertyDescriptorType(propertyType) { + return createTypeFromGenericGlobalType(getGlobalTypedPropertyDescriptorType(), [propertyType]); } - function createIterableIteratorType(elementType) { - return createTypeFromGenericGlobalType(getGlobalIterableIteratorType(), [elementType]); + function createAsyncIterableType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalAsyncIterableType(/*reportErrors*/ true), [iteratedType]); + } + function createAsyncIterableIteratorType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalAsyncIterableIteratorType(/*reportErrors*/ true), [iteratedType]); + } + function createIterableType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalIterableType(/*reportErrors*/ true), [iteratedType]); + } + function createIterableIteratorType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalIterableIteratorType(/*reportErrors*/ true), [iteratedType]); } function createArrayType(elementType) { return createTypeFromGenericGlobalType(globalArrayType, [elementType]); @@ -29407,7 +30149,7 @@ var ts; for (var i = 0; i < arity; i++) { var typeParameter = createType(16384 /* TypeParameter */); typeParameters.push(typeParameter); - var property = createSymbol(4 /* Property */ | 67108864 /* Transient */, "" + i); + var property = createSymbol(4 /* Property */, "" + i); property.type = typeParameter; properties.push(property); } @@ -29416,15 +30158,15 @@ var ts; type.outerTypeParameters = undefined; type.localTypeParameters = typeParameters; type.instantiations = ts.createMap(); - type.instantiations[getTypeListId(type.typeParameters)] = type; + type.instantiations.set(getTypeListId(type.typeParameters), type); type.target = type; type.typeArguments = type.typeParameters; type.thisType = createType(16384 /* TypeParameter */); type.thisType.isThisType = true; type.thisType.constraint = type; type.declaredProperties = properties; - type.declaredCallSignatures = emptyArray; - type.declaredConstructSignatures = emptyArray; + type.declaredCallSignatures = ts.emptyArray; + type.declaredConstructSignatures = ts.emptyArray; type.declaredStringIndexInfo = undefined; type.declaredNumberIndexInfo = undefined; return type; @@ -29464,6 +30206,22 @@ var ts; function containsType(types, type) { return binarySearchTypes(types, type) >= 0; } + // Return true if the given intersection type contains (a) more than one unit type or (b) an object + // type and a nullable type (null or undefined). + function isEmptyIntersectionType(type) { + var combined = 0; + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var t = _a[_i]; + if (t.flags & 6368 /* Unit */ && combined & 6368 /* Unit */) { + return true; + } + combined |= t.flags; + if (combined & 6144 /* Nullable */ && combined & (32768 /* Object */ | 16777216 /* NonPrimitive */)) { + return true; + } + } + return false; + } function addTypeToUnion(typeSet, type) { var flags = type.flags; if (flags & 65536 /* Union */) { @@ -29480,7 +30238,11 @@ var ts; if (!(flags & 2097152 /* ContainsWideningType */)) typeSet.containsNonWideningType = true; } - else if (!(flags & 8192 /* Never */)) { + else if (!(flags & 8192 /* Never */ || flags & 131072 /* Intersection */ && isEmptyIntersectionType(type))) { + // We ignore 'never' types in unions. Likewise, we ignore intersections of unit types as they are + // another form of 'never' (in that they have an empty value domain). We could in theory turn + // intersections of unit types into 'never' upon construction, but deferring the reduction makes it + // easier to reason about their origin. if (flags & 2 /* String */) typeSet.containsString = true; if (flags & 4 /* Number */) @@ -29500,14 +30262,14 @@ var ts; // Add the given types to the given type set. Order is preserved, duplicates are removed, // and nested types of the given kind are flattened into the set. function addTypesToUnion(typeSet, types) { - for (var _i = 0, types_4 = types; _i < types_4.length; _i++) { - var type = types_4[_i]; + for (var _i = 0, types_6 = types; _i < types_6.length; _i++) { + var type = types_6[_i]; addTypeToUnion(typeSet, type); } } function containsIdenticalType(types, type) { - for (var _i = 0, types_5 = types; _i < types_5.length; _i++) { - var t = types_5[_i]; + for (var _i = 0, types_7 = types; _i < types_7.length; _i++) { + var t = types_7[_i]; if (isTypeIdenticalTo(t, type)) { return true; } @@ -29515,8 +30277,9 @@ var ts; return false; } function isSubtypeOfAny(candidate, types) { - for (var i = 0, len = types.length; i < len; i++) { - if (candidate !== types[i] && isTypeSubtypeOf(candidate, types[i])) { + for (var _i = 0, types_8 = types; _i < types_8.length; _i++) { + var type = types_8[_i]; + if (candidate !== type && isTypeSubtypeOf(candidate, type)) { return true; } } @@ -29602,11 +30365,18 @@ var ts; return types[0]; } var id = getTypeListId(types); - var type = unionTypes[id]; + var type = unionTypes.get(id); if (!type) { var propagatedFlags = getPropagatingFlagsOfTypes(types, /*excludeKinds*/ 6144 /* Nullable */); - type = unionTypes[id] = createType(65536 /* Union */ | propagatedFlags); + type = createType(65536 /* Union */ | propagatedFlags); + unionTypes.set(id, type); type.types = types; + /* + Note: This is the alias symbol (or lack thereof) that we see when we first encounter this union type. + For aliases of identical unions, eg `type T = A | B; type U = A | B`, the symbol of the first alias encountered is the aliasSymbol. + (In the language service, the order may depend on the order in which a user takes actions, such as hovering over symbols.) + It's important that we create equivalent union types only once, so that's an unfortunate side effect. + */ type.aliasSymbol = aliasSymbol; type.aliasTypeArguments = aliasTypeArguments; } @@ -29626,18 +30396,30 @@ var ts; else if (type.flags & 1 /* Any */) { typeSet.containsAny = true; } - else if (!(type.flags & 8192 /* Never */) && (strictNullChecks || !(type.flags & 6144 /* Nullable */)) && !ts.contains(typeSet, type)) { + else if (type.flags & 8192 /* Never */) { + typeSet.containsNever = true; + } + else if (getObjectFlags(type) & 16 /* Anonymous */ && isEmptyObjectType(type)) { + typeSet.containsEmptyObject = true; + } + else if ((strictNullChecks || !(type.flags & 6144 /* Nullable */)) && !ts.contains(typeSet, type)) { + if (type.flags & 32768 /* Object */) { + typeSet.containsObjectType = true; + } if (type.flags & 65536 /* Union */ && typeSet.unionIndex === undefined) { typeSet.unionIndex = typeSet.length; } - typeSet.push(type); + if (!(type.flags & 32768 /* Object */ && type.objectFlags & 16 /* Anonymous */ && + type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */) && containsIdenticalType(typeSet, type))) { + typeSet.push(type); + } } } // Add the given types to the given type set. Order is preserved, duplicates are removed, // and nested types of the given kind are flattened into the set. function addTypesToIntersection(typeSet, types) { - for (var _i = 0, types_6 = types; _i < types_6.length; _i++) { - var type = types_6[_i]; + for (var _i = 0, types_9 = types; _i < types_9.length; _i++) { + var type = types_9[_i]; addTypeToIntersection(typeSet, type); } } @@ -29657,9 +30439,15 @@ var ts; } var typeSet = []; addTypesToIntersection(typeSet, types); + if (typeSet.containsNever) { + return neverType; + } if (typeSet.containsAny) { return anyType; } + if (typeSet.containsEmptyObject && !typeSet.containsObjectType) { + typeSet.push(emptyObjectType); + } if (typeSet.length === 1) { return typeSet[0]; } @@ -29672,12 +30460,13 @@ var ts; /*subtypeReduction*/ false, aliasSymbol, aliasTypeArguments); } var id = getTypeListId(typeSet); - var type = intersectionTypes[id]; + var type = intersectionTypes.get(id); if (!type) { var propagatedFlags = getPropagatingFlagsOfTypes(typeSet, /*excludeKinds*/ 6144 /* Nullable */); - type = intersectionTypes[id] = createType(131072 /* Intersection */ | propagatedFlags); + type = createType(131072 /* Intersection */ | propagatedFlags); + intersectionTypes.set(id, type); type.types = typeSet; - type.aliasSymbol = aliasSymbol; + type.aliasSymbol = aliasSymbol; // See comment in `getUnionTypeFromSortedList`. type.aliasTypeArguments = aliasTypeArguments; } return type; @@ -29697,9 +30486,9 @@ var ts; return type.resolvedIndexType; } function getLiteralTypeFromPropertyName(prop) { - return getDeclarationModifierFlagsFromSymbol(prop) & 24 /* NonPublicAccessibilityModifier */ || ts.startsWith(prop.name, "__@") ? + return ts.getDeclarationModifierFlagsFromSymbol(prop) & 24 /* NonPublicAccessibilityModifier */ || ts.startsWith(prop.escapedName, "__@") ? neverType : - getLiteralTypeForText(32 /* StringLiteral */, ts.unescapeIdentifier(prop.name)); + getLiteralType(ts.symbolName(prop)); } function getLiteralTypeFromPropertyNames(type) { return getUnionType(ts.map(getPropertiesOfType(type), getLiteralTypeFromPropertyName)); @@ -29725,34 +30514,16 @@ var ts; var type = createType(524288 /* IndexedAccess */); type.objectType = objectType; type.indexType = indexType; - // We eagerly compute the constraint of the indexed access type such that circularity - // errors are immediately caught and reported. For example, class C { x: this["x"] } - // becomes an error only when the constraint is eagerly computed. - if (type.objectType.flags & 229376 /* StructuredType */) { - // The constraint of T[K], where T is an object, union, or intersection type, - // is the type of the string index signature of T, if any. - type.constraint = getIndexTypeOfType(type.objectType, 0 /* String */); - } - else if (type.objectType.flags & 540672 /* TypeVariable */) { - // The constraint of T[K], where T is a type variable, is A[K], where A is the - // apparent type of T. - var apparentType = getApparentTypeOfTypeVariable(type.objectType); - if (apparentType !== emptyObjectType) { - type.constraint = isTypeOfKind(type.indexType, 262178 /* StringLike */) ? - getIndexedAccessType(apparentType, type.indexType) : - getIndexTypeOfType(apparentType, 0 /* String */); - } - } return type; } function getPropertyTypeForIndexType(objectType, indexType, accessNode, cacheSymbol) { - var accessExpression = accessNode && accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode : undefined; - var propName = indexType.flags & (32 /* StringLiteral */ | 64 /* NumberLiteral */ | 256 /* EnumLiteral */) ? - indexType.text : + var accessExpression = accessNode && accessNode.kind === 180 /* ElementAccessExpression */ ? accessNode : undefined; + var propName = indexType.flags & 96 /* StringOrNumberLiteral */ ? + ts.escapeLeadingUnderscores("" + indexType.value) : accessExpression && checkThatExpressionIsProperSymbolReference(accessExpression.argumentExpression, indexType, /*reportError*/ false) ? - ts.getPropertyNameForKnownSymbolName(accessExpression.argumentExpression.name.text) : + ts.getPropertyNameForKnownSymbolName(ts.idText(accessExpression.argumentExpression.name)) : undefined; - if (propName) { + if (propName !== undefined) { var prop = getPropertyOfType(objectType, propName); if (prop) { if (accessExpression) { @@ -29767,22 +30538,21 @@ var ts; return getTypeOfSymbol(prop); } } - if (isTypeAnyOrAllConstituentTypesHaveKind(indexType, 262178 /* StringLike */ | 340 /* NumberLike */ | 512 /* ESSymbol */)) { + if (!(indexType.flags & 6144 /* Nullable */) && isTypeAssignableToKind(indexType, 262178 /* StringLike */ | 84 /* NumberLike */ | 512 /* ESSymbol */)) { if (isTypeAny(objectType)) { return anyType; } - var indexInfo = isTypeAnyOrAllConstituentTypesHaveKind(indexType, 340 /* NumberLike */) && getIndexInfoOfType(objectType, 1 /* Number */) || + var indexInfo = isTypeAssignableToKind(indexType, 84 /* NumberLike */) && getIndexInfoOfType(objectType, 1 /* Number */) || getIndexInfoOfType(objectType, 0 /* String */) || undefined; if (indexInfo) { - if (accessExpression && ts.isAssignmentTarget(accessExpression) && indexInfo.isReadonly) { + if (accessExpression && indexInfo.isReadonly && (ts.isAssignmentTarget(accessExpression) || ts.isDeleteTarget(accessExpression))) { error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType)); - return unknownType; } return indexInfo.type; } if (accessExpression && !isConstEnumObjectType(objectType)) { - if (compilerOptions.noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) { + if (noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) { if (getIndexTypeOfType(objectType, 1 /* Number */)) { error(accessExpression.argumentExpression, ts.Diagnostics.Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number); } @@ -29794,9 +30564,9 @@ var ts; } } if (accessNode) { - var indexNode = accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode.argumentExpression : accessNode.indexType; + var indexNode = accessNode.kind === 180 /* ElementAccessExpression */ ? accessNode.argumentExpression : accessNode.indexType; if (indexType.flags & (32 /* StringLiteral */ | 64 /* NumberLiteral */)) { - error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, indexType.text, typeToString(objectType)); + error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, "" + indexType.value, typeToString(objectType)); } else if (indexType.flags & (2 /* String */ | 4 /* Number */)) { error(indexNode, ts.Diagnostics.Type_0_has_no_matching_index_signature_for_type_1, typeToString(objectType), typeToString(indexType)); @@ -29804,52 +30574,91 @@ var ts; else { error(indexNode, ts.Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType)); } + return unknownType; } - return unknownType; + return anyType; } - function getIndexedAccessForMappedType(type, indexType, accessNode) { - var accessExpression = accessNode && accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode : undefined; - if (accessExpression && ts.isAssignmentTarget(accessExpression) && type.declaration.readonlyToken) { - error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(type)); - return unknownType; + function isGenericObjectType(type) { + return type.flags & 540672 /* TypeVariable */ ? true : + getObjectFlags(type) & 32 /* Mapped */ ? isGenericIndexType(getConstraintTypeFromMappedType(type)) : + type.flags & 196608 /* UnionOrIntersection */ ? ts.forEach(type.types, isGenericObjectType) : + false; + } + function isGenericIndexType(type) { + return type.flags & (540672 /* TypeVariable */ | 262144 /* Index */) ? true : + type.flags & 196608 /* UnionOrIntersection */ ? ts.forEach(type.types, isGenericIndexType) : + false; + } + // Return true if the given type is a non-generic object type with a string index signature and no + // other members. + function isStringIndexOnlyType(type) { + if (type.flags & 32768 /* Object */ && !isGenericMappedType(type)) { + var t = resolveStructuredTypeMembers(type); + return t.properties.length === 0 && + t.callSignatures.length === 0 && t.constructSignatures.length === 0 && + t.stringIndexInfo && !t.numberIndexInfo; } - var mapper = createUnaryTypeMapper(getTypeParameterFromMappedType(type), indexType); - var templateMapper = type.mapper ? combineTypeMappers(type.mapper, mapper) : mapper; - return instantiateType(getTemplateTypeFromMappedType(type), templateMapper); + return false; + } + // Transform an indexed access to a simpler form, if possible. Return the simpler form, or return + // undefined if no transformation is possible. + function getTransformedIndexedAccessType(type) { + var objectType = type.objectType; + // Given an indexed access type T[K], if T is an intersection containing one or more generic types and one or + // more object types with only a string index signature, e.g. '(U & V & { [x: string]: D })[K]', return a + // transformed type of the form '(U & V)[K] | D'. This allows us to properly reason about higher order indexed + // access types with default property values as expressed by D. + if (objectType.flags & 131072 /* Intersection */ && isGenericObjectType(objectType) && ts.some(objectType.types, isStringIndexOnlyType)) { + var regularTypes = []; + var stringIndexTypes = []; + for (var _i = 0, _a = objectType.types; _i < _a.length; _i++) { + var t = _a[_i]; + if (isStringIndexOnlyType(t)) { + stringIndexTypes.push(getIndexTypeOfType(t, 0 /* String */)); + } + else { + regularTypes.push(t); + } + } + return getUnionType([ + getIndexedAccessType(getIntersectionType(regularTypes), type.indexType), + getIntersectionType(stringIndexTypes) + ]); + } + // If the object type is a mapped type { [P in K]: E }, where K is generic, instantiate E using a mapper + // that substitutes the index type for P. For example, for an index access { [P in K]: Box }[X], we + // construct the type Box. + if (isGenericMappedType(objectType)) { + var mapper = createTypeMapper([getTypeParameterFromMappedType(objectType)], [type.indexType]); + var objectTypeMapper = objectType.mapper; + var templateMapper = objectTypeMapper ? combineTypeMappers(objectTypeMapper, mapper) : mapper; + return instantiateType(getTemplateTypeFromMappedType(objectType), templateMapper); + } + return undefined; } function getIndexedAccessType(objectType, indexType, accessNode) { - // If the index type is generic, if the object type is generic and doesn't originate in an expression, - // or if the object type is a mapped type with a generic constraint, we are performing a higher-order - // index access where we cannot meaningfully access the properties of the object type. Note that for a - // generic T and a non-generic K, we eagerly resolve T[K] if it originates in an expression. This is to - // preserve backwards compatibility. For example, an element access 'this["foo"]' has always been resolved - // eagerly using the constraint type of 'this' at the given location. - if (maybeTypeOfKind(indexType, 540672 /* TypeVariable */ | 262144 /* Index */) || - maybeTypeOfKind(objectType, 540672 /* TypeVariable */) && !(accessNode && accessNode.kind === 178 /* ElementAccessExpression */) || - isGenericMappedType(objectType)) { + // If the index type is generic, or if the object type is generic and doesn't originate in an expression, + // we are performing a higher-order index access where we cannot meaningfully access the properties of the + // object type. Note that for a generic T and a non-generic K, we eagerly resolve T[K] if it originates in + // an expression. This is to preserve backwards compatibility. For example, an element access 'this["foo"]' + // has always been resolved eagerly using the constraint type of 'this' at the given location. + if (isGenericIndexType(indexType) || !(accessNode && accessNode.kind === 180 /* ElementAccessExpression */) && isGenericObjectType(objectType)) { if (objectType.flags & 1 /* Any */) { return objectType; } - // We first check that the index type is assignable to 'keyof T' for the object type. - if (accessNode) { - if (!isTypeAssignableTo(indexType, getIndexType(objectType))) { - error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType)); - return unknownType; - } - } - // If the object type is a mapped type { [P in K]: E }, we instantiate E using a mapper that substitutes - // the index type for P. For example, for an index access { [P in K]: Box }[X], we construct the - // type Box. - if (isGenericMappedType(objectType)) { - return getIndexedAccessForMappedType(objectType, indexType, accessNode); - } - // Otherwise we defer the operation by creating an indexed access type. + // Defer the operation by creating an indexed access type. var id = objectType.id + "," + indexType.id; - return indexedAccessTypes[id] || (indexedAccessTypes[id] = createIndexedAccessType(objectType, indexType)); + var type = indexedAccessTypes.get(id); + if (!type) { + indexedAccessTypes.set(id, type = createIndexedAccessType(objectType, indexType)); + } + return type; } // In the following we resolve T[K] to the type of the property in T selected by K. + // We treat boolean as different from other unions to improve errors; + // skipping straight to getPropertyTypeForIndexType gives errors with 'boolean' instead of 'true'. var apparentObjectType = getApparentType(objectType); - if (indexType.flags & 65536 /* Union */ && !(indexType.flags & 8190 /* Primitive */)) { + if (indexType.flags & 65536 /* Union */ && !(indexType.flags & 8 /* Boolean */)) { var propTypes = []; for (var _i = 0, _a = indexType.types; _i < _a.length; _i++) { var t = _a[_i]; @@ -29889,20 +30698,23 @@ var ts; if (!links.resolvedType) { // Deferred resolution of members is handled by resolveObjectTypeMembers var aliasSymbol = getAliasSymbolForTypeNode(node); - if (ts.isEmpty(node.symbol.members) && !aliasSymbol) { + if (node.symbol.members.size === 0 && !aliasSymbol) { links.resolvedType = emptyTypeLiteralType; } else { var type = createObjectType(16 /* Anonymous */, node.symbol); type.aliasSymbol = aliasSymbol; type.aliasTypeArguments = getAliasTypeArgumentsForTypeNode(node); + if (ts.isJSDocTypeLiteral(node) && node.isArrayType) { + type = createArrayType(type); + } links.resolvedType = type; } } return links.resolvedType; } function getAliasSymbolForTypeNode(node) { - return node.parent.kind === 228 /* TypeAliasDeclaration */ ? getSymbolOfNode(node.parent) : undefined; + return node.parent.kind === 231 /* TypeAliasDeclaration */ ? getSymbolOfNode(node.parent) : undefined; } function getAliasTypeArgumentsForTypeNode(node) { var symbol = getAliasSymbolForTypeNode(node); @@ -29913,26 +30725,30 @@ var ts; * this function should be called in a left folding style, with left = previous result of getSpreadType * and right = the new element to be spread. */ - function getSpreadType(left, right, isFromObjectLiteral) { + function getSpreadType(left, right, symbol, propagatedFlags) { if (left.flags & 1 /* Any */ || right.flags & 1 /* Any */) { return anyType; } - left = filterType(left, function (t) { return !(t.flags & 6144 /* Nullable */); }); if (left.flags & 8192 /* Never */) { return right; } - right = filterType(right, function (t) { return !(t.flags & 6144 /* Nullable */); }); if (right.flags & 8192 /* Never */) { return left; } if (left.flags & 65536 /* Union */) { - return mapType(left, function (t) { return getSpreadType(t, right, isFromObjectLiteral); }); + return mapType(left, function (t) { return getSpreadType(t, right, symbol, propagatedFlags); }); } if (right.flags & 65536 /* Union */) { - return mapType(right, function (t) { return getSpreadType(left, t, isFromObjectLiteral); }); + return mapType(right, function (t) { return getSpreadType(left, t, symbol, propagatedFlags); }); } - var members = ts.createMap(); - var skippedPrivateMembers = ts.createMap(); + if (right.flags & 16777216 /* NonPrimitive */) { + return nonPrimitiveType; + } + if (right.flags & (136 /* BooleanLike */ | 84 /* NumberLike */ | 262178 /* StringLike */ | 272 /* EnumLike */)) { + return left; + } + var members = ts.createSymbolTable(); + var skippedPrivateMembers = ts.createUnderscoreEscapedMap(); var stringIndexInfo; var numberIndexInfo; if (left === emptyObjectType) { @@ -29947,51 +30763,70 @@ var ts; for (var _i = 0, _a = getPropertiesOfType(right); _i < _a.length; _i++) { var rightProp = _a[_i]; // we approximate own properties as non-methods plus methods that are inside the object literal - var isOwnProperty = !(rightProp.flags & 8192 /* Method */) || isFromObjectLiteral; var isSetterWithoutGetter = rightProp.flags & 65536 /* SetAccessor */ && !(rightProp.flags & 32768 /* GetAccessor */); - if (getDeclarationModifierFlagsFromSymbol(rightProp) & (8 /* Private */ | 16 /* Protected */)) { - skippedPrivateMembers[rightProp.name] = true; + if (ts.getDeclarationModifierFlagsFromSymbol(rightProp) & (8 /* Private */ | 16 /* Protected */)) { + skippedPrivateMembers.set(rightProp.escapedName, true); } - else if (isOwnProperty && !isSetterWithoutGetter) { - members[rightProp.name] = rightProp; + else if (!isClassMethod(rightProp) && !isSetterWithoutGetter) { + members.set(rightProp.escapedName, getNonReadonlySymbol(rightProp)); } } for (var _b = 0, _c = getPropertiesOfType(left); _b < _c.length; _b++) { var leftProp = _c[_b]; if (leftProp.flags & 65536 /* SetAccessor */ && !(leftProp.flags & 32768 /* GetAccessor */) - || leftProp.name in skippedPrivateMembers) { + || skippedPrivateMembers.has(leftProp.escapedName) + || isClassMethod(leftProp)) { continue; } - if (leftProp.name in members) { - var rightProp = members[leftProp.name]; + if (members.has(leftProp.escapedName)) { + var rightProp = members.get(leftProp.escapedName); var rightType = getTypeOfSymbol(rightProp); - if (maybeTypeOfKind(rightType, 2048 /* Undefined */) || rightProp.flags & 536870912 /* Optional */) { + if (rightProp.flags & 16777216 /* Optional */) { var declarations = ts.concatenate(leftProp.declarations, rightProp.declarations); - var flags = 4 /* Property */ | 67108864 /* Transient */ | (leftProp.flags & 536870912 /* Optional */); - var result = createSymbol(flags, leftProp.name); + var flags = 4 /* Property */ | (leftProp.flags & 16777216 /* Optional */); + var result = createSymbol(flags, leftProp.escapedName); result.type = getUnionType([getTypeOfSymbol(leftProp), getTypeWithFacts(rightType, 131072 /* NEUndefined */)]); result.leftSpread = leftProp; result.rightSpread = rightProp; result.declarations = declarations; - result.isReadonly = isReadonlySymbol(leftProp) || isReadonlySymbol(rightProp); - members[leftProp.name] = result; + members.set(leftProp.escapedName, result); } } else { - members[leftProp.name] = leftProp; + members.set(leftProp.escapedName, getNonReadonlySymbol(leftProp)); } } - return createAnonymousType(undefined, members, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); + var spread = createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); + spread.flags |= propagatedFlags; + spread.flags |= 1048576 /* FreshLiteral */ | 4194304 /* ContainsObjectLiteral */; + spread.objectFlags |= 128 /* ObjectLiteral */; + spread.symbol = symbol; + return spread; + } + function getNonReadonlySymbol(prop) { + if (!isReadonlySymbol(prop)) { + return prop; + } + var flags = 4 /* Property */ | (prop.flags & 16777216 /* Optional */); + var result = createSymbol(flags, prop.escapedName); + result.type = getTypeOfSymbol(prop); + result.declarations = prop.declarations; + result.syntheticOrigin = prop; + return result; } - function createLiteralType(flags, text) { + function isClassMethod(prop) { + return prop.flags & 8192 /* Method */ && ts.find(prop.declarations, function (decl) { return ts.isClassLike(decl.parent); }); + } + function createLiteralType(flags, value, symbol) { var type = createType(flags); - type.text = text; + type.symbol = symbol; + type.value = value; return type; } function getFreshTypeOfLiteralType(type) { if (type.flags & 96 /* StringOrNumberLiteral */ && !(type.flags & 1048576 /* FreshLiteral */)) { if (!type.freshType) { - var freshType = createLiteralType(type.flags | 1048576 /* FreshLiteral */, type.text); + var freshType = createLiteralType(type.flags | 1048576 /* FreshLiteral */, type.value, type.symbol); freshType.regularType = type; type.freshType = freshType; } @@ -30002,9 +30837,19 @@ var ts; function getRegularTypeOfLiteralType(type) { return type.flags & 96 /* StringOrNumberLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? type.regularType : type; } - function getLiteralTypeForText(flags, text) { - var map = flags & 32 /* StringLiteral */ ? stringLiteralTypes : numericLiteralTypes; - return map[text] || (map[text] = createLiteralType(flags, text)); + function getLiteralType(value, enumId, symbol) { + // We store all literal types in a single map with keys of the form '#NNN' and '@SSS', + // where NNN is the text representation of a numeric literal and SSS are the characters + // of a string literal. For literal enum members we use 'EEE#NNN' and 'EEE@SSS', where + // EEE is a unique id for the containing enum type. + var qualifier = typeof value === "number" ? "#" : "@"; + var key = enumId ? enumId + qualifier + value : qualifier + value; + var type = literalTypes.get(key); + if (!type) { + var flags = (typeof value === "number" ? 64 /* NumberLiteral */ : 32 /* StringLiteral */) | (enumId ? 256 /* EnumLiteral */ : 0); + literalTypes.set(key, type = createLiteralType(flags, value, symbol)); + } + return type; } function getTypeFromLiteralTypeNode(node) { var links = getNodeLinks(node); @@ -30021,20 +30866,12 @@ var ts; } return links.resolvedType; } - function getTypeFromJSDocTupleType(node) { - var links = getNodeLinks(node); - if (!links.resolvedType) { - var types = ts.map(node.types, getTypeFromTypeNode); - links.resolvedType = createTupleType(types); - } - return links.resolvedType; - } function getThisType(node) { var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); var parent = container && container.parent; - if (parent && (ts.isClassLike(parent) || parent.kind === 227 /* InterfaceDeclaration */)) { - if (!(ts.getModifierFlags(container) & 32 /* Static */) && - (container.kind !== 150 /* Constructor */ || ts.isNodeDescendantOf(node, container.body))) { + if (parent && (ts.isClassLike(parent) || parent.kind === 230 /* InterfaceDeclaration */)) { + if (!ts.hasModifier(container, 32 /* Static */) && + (container.kind !== 152 /* Constructor */ || ts.isNodeDescendantOf(node, container.body))) { return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(parent)).thisType; } } @@ -30050,88 +30887,75 @@ var ts; } function getTypeFromTypeNode(node) { switch (node.kind) { - case 118 /* AnyKeyword */: - case 263 /* JSDocAllType */: - case 264 /* JSDocUnknownType */: + case 119 /* AnyKeyword */: + case 268 /* JSDocAllType */: + case 269 /* JSDocUnknownType */: return anyType; - case 134 /* StringKeyword */: + case 136 /* StringKeyword */: return stringType; - case 132 /* NumberKeyword */: + case 133 /* NumberKeyword */: return numberType; - case 121 /* BooleanKeyword */: + case 122 /* BooleanKeyword */: return booleanType; - case 135 /* SymbolKeyword */: + case 137 /* SymbolKeyword */: return esSymbolType; - case 104 /* VoidKeyword */: + case 105 /* VoidKeyword */: return voidType; - case 137 /* UndefinedKeyword */: + case 139 /* UndefinedKeyword */: return undefinedType; - case 94 /* NullKeyword */: + case 95 /* NullKeyword */: return nullType; - case 129 /* NeverKeyword */: + case 130 /* NeverKeyword */: return neverType; - case 289 /* JSDocNullKeyword */: - return nullType; - case 290 /* JSDocUndefinedKeyword */: - return undefinedType; - case 291 /* JSDocNeverKeyword */: - return neverType; - case 167 /* ThisType */: - case 98 /* ThisKeyword */: + case 134 /* ObjectKeyword */: + return node.flags & 65536 /* JavaScriptFile */ ? anyType : nonPrimitiveType; + case 169 /* ThisType */: + case 99 /* ThisKeyword */: return getTypeFromThisTypeNode(node); - case 171 /* LiteralType */: + case 173 /* LiteralType */: return getTypeFromLiteralTypeNode(node); - case 288 /* JSDocLiteralType */: - return getTypeFromLiteralTypeNode(node.literal); - case 157 /* TypeReference */: - case 272 /* JSDocTypeReference */: + case 159 /* TypeReference */: return getTypeFromTypeReference(node); - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return booleanType; - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return getTypeFromTypeReference(node); - case 160 /* TypeQuery */: + case 162 /* TypeQuery */: return getTypeFromTypeQueryNode(node); - case 162 /* ArrayType */: - case 265 /* JSDocArrayType */: + case 164 /* ArrayType */: return getTypeFromArrayTypeNode(node); - case 163 /* TupleType */: + case 165 /* TupleType */: return getTypeFromTupleTypeNode(node); - case 164 /* UnionType */: - case 266 /* JSDocUnionType */: + case 166 /* UnionType */: return getTypeFromUnionTypeNode(node); - case 165 /* IntersectionType */: + case 167 /* IntersectionType */: return getTypeFromIntersectionTypeNode(node); - case 166 /* ParenthesizedType */: - case 268 /* JSDocNullableType */: - case 269 /* JSDocNonNullableType */: - case 276 /* JSDocConstructorType */: - case 277 /* JSDocThisType */: - case 273 /* JSDocOptionalType */: + case 270 /* JSDocNullableType */: + return getTypeFromJSDocNullableTypeNode(node); + case 168 /* ParenthesizedType */: + case 271 /* JSDocNonNullableType */: + case 272 /* JSDocOptionalType */: + case 267 /* JSDocTypeExpression */: return getTypeFromTypeNode(node.type); - case 270 /* JSDocRecordType */: - return getTypeFromTypeNode(node.literal); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 161 /* TypeLiteral */: - case 287 /* JSDocTypeLiteral */: - case 274 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 273 /* JSDocFunctionType */: return getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node); - case 168 /* TypeOperator */: + case 170 /* TypeOperator */: return getTypeFromTypeOperatorNode(node); - case 169 /* IndexedAccessType */: + case 171 /* IndexedAccessType */: return getTypeFromIndexedAccessTypeNode(node); - case 170 /* MappedType */: + case 172 /* MappedType */: return getTypeFromMappedTypeNode(node); // This function assumes that an identifier or qualified name is a type expression // Callers should first ensure this by calling isTypeNode - case 70 /* Identifier */: - case 141 /* QualifiedName */: + case 71 /* Identifier */: + case 143 /* QualifiedName */: var symbol = getSymbolAtLocation(node); return symbol && getDeclaredTypeOfSymbol(symbol); - case 267 /* JSDocTupleType */: - return getTypeFromJSDocTupleType(node); - case 275 /* JSDocVariadicType */: + case 274 /* JSDocVariadicType */: return getTypeFromJSDocVariadicType(node); default: return unknownType; @@ -30154,17 +30978,13 @@ var ts; function instantiateSignatures(signatures, mapper) { return instantiateList(signatures, mapper, instantiateSignature); } - function instantiateCached(type, mapper, instantiator) { - var instantiations = mapper.instantiations || (mapper.instantiations = []); - return instantiations[type.id] || (instantiations[type.id] = instantiator(type, mapper)); - } - function createUnaryTypeMapper(source, target) { + function makeUnaryTypeMapper(source, target) { return function (t) { return t === source ? target : t; }; } - function createBinaryTypeMapper(source1, target1, source2, target2) { + function makeBinaryTypeMapper(source1, target1, source2, target2) { return function (t) { return t === source1 ? target1 : t === source2 ? target2 : t; }; } - function createArrayTypeMapper(sources, targets) { + function makeArrayTypeMapper(sources, targets) { return function (t) { for (var i = 0; i < sources.length; i++) { if (t === sources[i]) { @@ -30175,41 +30995,34 @@ var ts; }; } function createTypeMapper(sources, targets) { - var count = sources.length; - var mapper = count == 1 ? createUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : - count == 2 ? createBinaryTypeMapper(sources[0], targets ? targets[0] : anyType, sources[1], targets ? targets[1] : anyType) : - createArrayTypeMapper(sources, targets); - mapper.mappedTypes = sources; - return mapper; + ts.Debug.assert(targets === undefined || sources.length === targets.length); + return sources.length === 1 ? makeUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : + sources.length === 2 ? makeBinaryTypeMapper(sources[0], targets ? targets[0] : anyType, sources[1], targets ? targets[1] : anyType) : + makeArrayTypeMapper(sources, targets); } function createTypeEraser(sources) { - return createTypeMapper(sources, undefined); + return createTypeMapper(sources, /*targets*/ undefined); } - function getInferenceMapper(context) { - if (!context.mapper) { - var mapper = function (t) { - var typeParameters = context.signature.typeParameters; - for (var i = 0; i < typeParameters.length; i++) { - if (t === typeParameters[i]) { - context.inferences[i].isFixed = true; - return getInferredType(context, i); - } - } - return t; - }; - mapper.mappedTypes = context.signature.typeParameters; - mapper.context = context; - context.mapper = mapper; - } - return context.mapper; + /** + * Maps forward-references to later types parameters to the empty object type. + * This is used during inference when instantiating type parameter defaults. + */ + function createBackreferenceMapper(typeParameters, index) { + return function (t) { return ts.indexOf(typeParameters, t) >= index ? emptyObjectType : t; }; } - function identityMapper(type) { - return type; + function isInferenceContext(mapper) { + return !!mapper.signature; + } + function cloneTypeMapper(mapper) { + return mapper && isInferenceContext(mapper) ? + createInferenceContext(mapper.signature, mapper.flags | 2 /* NoDefault */, mapper.compareTypes, mapper.inferences) : + mapper; } function combineTypeMappers(mapper1, mapper2) { - var mapper = function (t) { return instantiateType(mapper1(t), mapper2); }; - mapper.mappedTypes = mapper1.mappedTypes; - return mapper; + return function (t) { return instantiateType(mapper1(t), mapper2); }; + } + function createReplacementMapper(source, target, baseMapper) { + return function (t) { return t === source ? target : baseMapper(t); }; } function cloneTypeParameter(typeParameter) { var result = createType(16384 /* TypeParameter */); @@ -30250,13 +31063,14 @@ var ts; if (signature.typePredicate) { freshTypePredicate = cloneTypePredicate(signature.typePredicate, mapper); } - var result = createSignature(signature.declaration, freshTypeParameters, signature.thisParameter && instantiateSymbol(signature.thisParameter, mapper), instantiateList(signature.parameters, mapper, instantiateSymbol), instantiateType(signature.resolvedReturnType, mapper), freshTypePredicate, signature.minArgumentCount, signature.hasRestParameter, signature.hasLiteralTypes); + var result = createSignature(signature.declaration, freshTypeParameters, signature.thisParameter && instantiateSymbol(signature.thisParameter, mapper), instantiateList(signature.parameters, mapper, instantiateSymbol), + /*resolvedReturnType*/ undefined, freshTypePredicate, signature.minArgumentCount, signature.hasRestParameter, signature.hasLiteralTypes); result.target = signature; result.mapper = mapper; return result; } function instantiateSymbol(symbol, mapper) { - if (symbol.flags & 16777216 /* Instantiated */) { + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { var links = getSymbolLinks(symbol); // If symbol being instantiated is itself a instantiation, fetch the original target and combine the // type mappers. This ensures that original type identities are properly preserved and that aliases @@ -30266,7 +31080,8 @@ var ts; } // Keep the flags from the symbol we're instantiating. Mark that is instantiated, and // also transient so that we can just store data on it directly. - var result = createSymbol(16777216 /* Instantiated */ | 67108864 /* Transient */ | symbol.flags, symbol.name); + var result = createSymbol(symbol.flags, symbol.escapedName); + result.checkFlags = 1 /* Instantiated */; result.declarations = symbol.declarations; result.parent = symbol.parent; result.target = symbol; @@ -30274,15 +31089,71 @@ var ts; if (symbol.valueDeclaration) { result.valueDeclaration = symbol.valueDeclaration; } + if (symbol.isRestParameter) { + result.isRestParameter = symbol.isRestParameter; + } return result; } - function instantiateAnonymousType(type, mapper) { - var result = createObjectType(16 /* Anonymous */ | 64 /* Instantiated */, type.symbol); - result.target = type.objectFlags & 64 /* Instantiated */ ? type.target : type; - result.mapper = type.objectFlags & 64 /* Instantiated */ ? combineTypeMappers(type.mapper, mapper) : mapper; - result.aliasSymbol = type.aliasSymbol; - result.aliasTypeArguments = instantiateTypes(type.aliasTypeArguments, mapper); - return result; + function getAnonymousTypeInstantiation(type, mapper) { + var target = type.objectFlags & 64 /* Instantiated */ ? type.target : type; + var symbol = target.symbol; + var links = getSymbolLinks(symbol); + var typeParameters = links.typeParameters; + if (!typeParameters) { + // The first time an anonymous type is instantiated we compute and store a list of the type + // parameters that are in scope (and therefore potentially referenced). For type literals that + // aren't the right hand side of a generic type alias declaration we optimize by reducing the + // set of type parameters to those that are possibly referenced in the literal. + var declaration_1 = symbol.declarations[0]; + var outerTypeParameters = getOuterTypeParameters(declaration_1, /*includeThisTypes*/ true) || ts.emptyArray; + typeParameters = symbol.flags & 2048 /* TypeLiteral */ && !target.aliasTypeArguments ? + ts.filter(outerTypeParameters, function (tp) { return isTypeParameterPossiblyReferenced(tp, declaration_1); }) : + outerTypeParameters; + links.typeParameters = typeParameters; + if (typeParameters.length) { + links.instantiations = ts.createMap(); + links.instantiations.set(getTypeListId(typeParameters), target); + } + } + if (typeParameters.length) { + // We are instantiating an anonymous type that has one or more type parameters in scope. Apply the + // mapper to the type parameters to produce the effective list of type arguments, and compute the + // instantiation cache key from the type IDs of the type arguments. + var combinedMapper = type.objectFlags & 64 /* Instantiated */ ? combineTypeMappers(type.mapper, mapper) : mapper; + var typeArguments = ts.map(typeParameters, combinedMapper); + var id = getTypeListId(typeArguments); + var result = links.instantiations.get(id); + if (!result) { + var newMapper = createTypeMapper(typeParameters, typeArguments); + result = target.objectFlags & 32 /* Mapped */ ? instantiateMappedType(target, newMapper) : instantiateAnonymousType(target, newMapper); + links.instantiations.set(id, result); + } + return result; + } + return type; + } + function isTypeParameterPossiblyReferenced(tp, node) { + // If the type parameter doesn't have exactly one declaration, if there are invening statement blocks + // between the node and the type parameter declaration, if the node contains actual references to the + // type parameter, or if the node contains type queries, we consider the type parameter possibly referenced. + if (tp.symbol && tp.symbol.declarations && tp.symbol.declarations.length === 1) { + var container_1 = tp.symbol.declarations[0].parent; + if (ts.findAncestor(node, function (n) { return n.kind === 207 /* Block */ ? "quit" : n === container_1; })) { + return ts.forEachChild(node, containsReference); + } + } + return true; + function containsReference(node) { + switch (node.kind) { + case 169 /* ThisType */: + return tp.isThisType; + case 71 /* Identifier */: + return !tp.isThisType && ts.isPartOfTypeNode(node) && getTypeFromTypeNode(node) === tp; + case 162 /* TypeQuery */: + return true; + } + return ts.forEachChild(node, containsReference); + } } function instantiateMappedType(type, mapper) { // Check if we have a homomorphic mapped type, i.e. a type of the form { [P in keyof T]: X } for some @@ -30293,164 +31164,66 @@ var ts; var constraintType = getConstraintTypeFromMappedType(type); if (constraintType.flags & 262144 /* Index */) { var typeVariable_1 = constraintType.type; - var mappedTypeVariable = instantiateType(typeVariable_1, mapper); - if (typeVariable_1 !== mappedTypeVariable) { - return mapType(mappedTypeVariable, function (t) { - if (isMappableType(t)) { - var replacementMapper = createUnaryTypeMapper(typeVariable_1, t); - var combinedMapper = mapper.mappedTypes && mapper.mappedTypes.length === 1 ? replacementMapper : combineTypeMappers(replacementMapper, mapper); - combinedMapper.mappedTypes = mapper.mappedTypes; - return instantiateMappedObjectType(type, combinedMapper); - } - return t; - }); + if (typeVariable_1.flags & 16384 /* TypeParameter */) { + var mappedTypeVariable = instantiateType(typeVariable_1, mapper); + if (typeVariable_1 !== mappedTypeVariable) { + return mapType(mappedTypeVariable, function (t) { + if (isMappableType(t)) { + return instantiateAnonymousType(type, createReplacementMapper(typeVariable_1, t, mapper)); + } + return t; + }); + } } } - return instantiateMappedObjectType(type, mapper); + return instantiateAnonymousType(type, mapper); } function isMappableType(type) { - return type.flags & (16384 /* TypeParameter */ | 32768 /* Object */ | 131072 /* Intersection */ | 524288 /* IndexedAccess */); + return type.flags & (1 /* Any */ | 16384 /* TypeParameter */ | 32768 /* Object */ | 131072 /* Intersection */ | 524288 /* IndexedAccess */); } - function instantiateMappedObjectType(type, mapper) { - var result = createObjectType(32 /* Mapped */ | 64 /* Instantiated */, type.symbol); - result.declaration = type.declaration; - result.mapper = type.mapper ? combineTypeMappers(type.mapper, mapper) : mapper; + function instantiateAnonymousType(type, mapper) { + var result = createObjectType(type.objectFlags | 64 /* Instantiated */, type.symbol); + if (type.objectFlags & 32 /* Mapped */) { + result.declaration = type.declaration; + } + result.target = type; + result.mapper = mapper; result.aliasSymbol = type.aliasSymbol; result.aliasTypeArguments = instantiateTypes(type.aliasTypeArguments, mapper); return result; } - function isSymbolInScopeOfMappedTypeParameter(symbol, mapper) { - if (!(symbol.declarations && symbol.declarations.length)) { - return false; - } - var mappedTypes = mapper.mappedTypes; - // Starting with the parent of the symbol's declaration, check if the mapper maps any of - // the type parameters introduced by enclosing declarations. We just pick the first - // declaration since multiple declarations will all have the same parent anyway. - var node = symbol.declarations[0]; - while (node) { - switch (node.kind) { - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - var declaration = node; - if (declaration.typeParameters) { - for (var _i = 0, _a = declaration.typeParameters; _i < _a.length; _i++) { - var d = _a[_i]; - if (ts.contains(mappedTypes, getDeclaredTypeOfTypeParameter(getSymbolOfNode(d)))) { - return true; - } - } - } - if (ts.isClassLike(node) || node.kind === 227 /* InterfaceDeclaration */) { - var thisType = getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType; - if (thisType && ts.contains(mappedTypes, thisType)) { - return true; - } - } - break; - case 274 /* JSDocFunctionType */: - var func = node; - for (var _b = 0, _c = func.parameters; _b < _c.length; _b++) { - var p = _c[_b]; - if (ts.contains(mappedTypes, getTypeOfNode(p))) { - return true; - } - } - break; - case 230 /* ModuleDeclaration */: - case 261 /* SourceFile */: - return false; - } - node = node.parent; - } - return false; - } - function isTopLevelTypeAlias(symbol) { - if (symbol.declarations && symbol.declarations.length) { - var parentKind = symbol.declarations[0].parent.kind; - return parentKind === 261 /* SourceFile */ || parentKind === 231 /* ModuleBlock */; - } - return false; - } function instantiateType(type, mapper) { if (type && mapper !== identityMapper) { - // If we are instantiating a type that has a top-level type alias, obtain the instantiation through - // the type alias instead in order to share instantiations for the same type arguments. This can - // dramatically reduce the number of structurally identical types we generate. Note that we can only - // perform this optimization for top-level type aliases. Consider: - // - // function f1(x: T) { - // type Foo = { x: X, t: T }; - // let obj: Foo = { x: x }; - // return obj; - // } - // function f2(x: U) { return f1(x); } - // let z = f2(42); - // - // Above, the declaration of f2 has an inferred return type that is an instantiation of f1's Foo - // equivalent to { x: U, t: U }. When instantiating this return type, we can't go back to Foo's - // cache because all cached instantiations are of the form { x: ???, t: T }, i.e. they have not been - // instantiated for T. Instead, we need to further instantiate the { x: U, t: U } form. - if (type.aliasSymbol && isTopLevelTypeAlias(type.aliasSymbol)) { - if (type.aliasTypeArguments) { - return getTypeAliasInstantiation(type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); + if (type.flags & 16384 /* TypeParameter */) { + return mapper(type); + } + if (type.flags & 32768 /* Object */) { + if (type.objectFlags & 16 /* Anonymous */) { + // If the anonymous type originates in a declaration of a function, method, class, or + // interface, in an object type literal, or in an object literal expression, we may need + // to instantiate the type because it might reference a type parameter. + return type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */ | 32 /* Class */ | 2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */) && type.symbol.declarations ? + getAnonymousTypeInstantiation(type, mapper) : type; + } + if (type.objectFlags & 32 /* Mapped */) { + return getAnonymousTypeInstantiation(type, mapper); + } + if (type.objectFlags & 4 /* Reference */) { + return createTypeReference(type.target, instantiateTypes(type.typeArguments, mapper)); } - return type; } - return instantiateTypeNoAlias(type, mapper); - } - return type; - } - function instantiateTypeNoAlias(type, mapper) { - if (type.flags & 16384 /* TypeParameter */) { - return mapper(type); - } - if (type.flags & 32768 /* Object */) { - if (type.objectFlags & 16 /* Anonymous */) { - // If the anonymous type originates in a declaration of a function, method, class, or - // interface, in an object type literal, or in an object literal expression, we may need - // to instantiate the type because it might reference a type parameter. We skip instantiation - // if none of the type parameters that are in scope in the type's declaration are mapped by - // the given mapper, however we can only do that analysis if the type isn't itself an - // instantiation. - return type.symbol && - type.symbol.flags & (16 /* Function */ | 8192 /* Method */ | 32 /* Class */ | 2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */) && - (type.objectFlags & 64 /* Instantiated */ || isSymbolInScopeOfMappedTypeParameter(type.symbol, mapper)) ? - instantiateCached(type, mapper, instantiateAnonymousType) : type; + if (type.flags & 65536 /* Union */ && !(type.flags & 8190 /* Primitive */)) { + return getUnionType(instantiateTypes(type.types, mapper), /*subtypeReduction*/ false, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); } - if (type.objectFlags & 32 /* Mapped */) { - return instantiateCached(type, mapper, instantiateMappedType); + if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(instantiateTypes(type.types, mapper), type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); } - if (type.objectFlags & 4 /* Reference */) { - return createTypeReference(type.target, instantiateTypes(type.typeArguments, mapper)); + if (type.flags & 262144 /* Index */) { + return getIndexType(instantiateType(type.type, mapper)); + } + if (type.flags & 524288 /* IndexedAccess */) { + return getIndexedAccessType(instantiateType(type.objectType, mapper), instantiateType(type.indexType, mapper)); } - } - if (type.flags & 65536 /* Union */ && !(type.flags & 8190 /* Primitive */)) { - return getUnionType(instantiateTypes(type.types, mapper), /*subtypeReduction*/ false, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); - } - if (type.flags & 131072 /* Intersection */) { - return getIntersectionType(instantiateTypes(type.types, mapper), type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); - } - if (type.flags & 262144 /* Index */) { - return getIndexType(instantiateType(type.type, mapper)); - } - if (type.flags & 524288 /* IndexedAccess */) { - return getIndexedAccessType(instantiateType(type.objectType, mapper), instantiateType(type.indexType, mapper)); } return type; } @@ -30460,28 +31233,34 @@ var ts; // Returns true if the given expression contains (at any level of nesting) a function or arrow expression // that is subject to contextual typing. function isContextSensitive(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: return isContextSensitiveFunctionLikeDeclaration(node); - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: return ts.forEach(node.properties, isContextSensitive); - case 175 /* ArrayLiteralExpression */: + case 177 /* ArrayLiteralExpression */: return ts.forEach(node.elements, isContextSensitive); - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return isContextSensitive(node.whenTrue) || isContextSensitive(node.whenFalse); - case 192 /* BinaryExpression */: - return node.operatorToken.kind === 53 /* BarBarToken */ && + case 194 /* BinaryExpression */: + return node.operatorToken.kind === 54 /* BarBarToken */ && (isContextSensitive(node.left) || isContextSensitive(node.right)); - case 257 /* PropertyAssignment */: + case 261 /* PropertyAssignment */: return isContextSensitive(node.initializer); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - return isContextSensitiveFunctionLikeDeclaration(node); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return isContextSensitive(node.expression); + case 254 /* JsxAttributes */: + return ts.forEach(node.properties, isContextSensitive); + case 253 /* JsxAttribute */: + // If there is no initializer, JSX attribute has a boolean value of true which is not context sensitive. + return node.initializer && isContextSensitive(node.initializer); + case 256 /* JsxExpression */: + // It is possible to that node.expression is undefined (e.g
) + return node.expression && isContextSensitive(node.expression); } return false; } @@ -30491,19 +31270,19 @@ var ts; return false; } // Functions with any parameters that lack type annotations are context sensitive. - if (ts.forEach(node.parameters, function (p) { return !p.type; })) { + if (ts.forEach(node.parameters, function (p) { return !ts.getEffectiveTypeAnnotationNode(p); })) { return true; } - // For arrow functions we now know we're not context sensitive. - if (node.kind === 185 /* ArrowFunction */) { - return false; + if (node.kind !== 187 /* ArrowFunction */) { + // If the first parameter is not an explicit 'this' parameter, then the function has + // an implicit 'this' parameter which is subject to contextual typing. + var parameter = ts.firstOrUndefined(node.parameters); + if (!(parameter && ts.parameterIsThisKeyword(parameter))) { + return true; + } } - // If the first parameter is not an explicit 'this' parameter, then the function has - // an implicit 'this' parameter which is subject to contextual typing. Otherwise we - // know that all parameters (including 'this') have type annotations and nothing is - // subject to contextual typing. - var parameter = ts.firstOrUndefined(node.parameters); - return !(parameter && ts.parameterIsThisKeyword(parameter)); + // TODO(anhans): A block should be context-sensitive if it has a context-sensitive return value. + return node.body.kind === 207 /* Block */ ? false : isContextSensitive(node.body); } function isContextSensitiveFunctionOrObjectLiteralMethod(func) { return (isFunctionExpressionOrArrowFunction(func) || ts.isObjectLiteralMethod(func)) && isContextSensitiveFunctionLikeDeclaration(func); @@ -30515,11 +31294,14 @@ var ts; var result = createObjectType(16 /* Anonymous */, type.symbol); result.members = resolved.members; result.properties = resolved.properties; - result.callSignatures = emptyArray; - result.constructSignatures = emptyArray; - type = result; + result.callSignatures = ts.emptyArray; + result.constructSignatures = ts.emptyArray; + return result; } } + else if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(ts.map(type.types, getTypeWithoutSignatures)); + } return type; } // TYPE CHECKING @@ -30542,11 +31324,17 @@ var ts; // subtype of T but not structurally identical to T. This specifically means that two distinct but // structurally identical types (such as two classes) are not considered instances of each other. function isTypeInstanceOf(source, target) { - return source === target || isTypeSubtypeOf(source, target) && !isTypeIdenticalTo(source, target); + return getTargetType(source) === getTargetType(target) || isTypeSubtypeOf(source, target) && !isTypeIdenticalTo(source, target); } /** * This is *not* a bi-directional relationship. * If one needs to check both directions for comparability, use a second call to this function or 'checkTypeComparableTo'. + * + * A type S is comparable to a type T if some (but not necessarily all) of the possible values of S are also possible values of T. + * It is used to check following cases: + * - the types of the left and right sides of equality/inequality operators (`===`, `!==`, `==`, `!=`). + * - the types of `case` clause expressions and their respective `switch` expressions. + * - the type of an expression in a type assertion with the type being asserted. */ function isTypeComparableTo(source, target) { return isTypeRelatedTo(source, target, comparableRelation); @@ -30554,9 +31342,6 @@ var ts; function areTypesComparable(type1, type2) { return isTypeComparableTo(type1, type2) || isTypeComparableTo(type2, type1); } - function checkTypeSubtypeOf(source, target, errorNode, headMessage, containingMessageChain) { - return checkTypeRelatedTo(source, target, subtypeRelation, errorNode, headMessage, containingMessageChain); - } function checkTypeAssignableTo(source, target, errorNode, headMessage, containingMessageChain) { return checkTypeRelatedTo(source, target, assignableRelation, errorNode, headMessage, containingMessageChain); } @@ -30568,12 +31353,13 @@ var ts; return checkTypeRelatedTo(source, target, comparableRelation, errorNode, headMessage, containingMessageChain); } function isSignatureAssignableTo(source, target, ignoreReturnTypes) { - return compareSignaturesRelated(source, target, ignoreReturnTypes, /*reportErrors*/ false, /*errorReporter*/ undefined, compareTypesAssignable) !== 0 /* False */; + return compareSignaturesRelated(source, target, 0 /* None */, ignoreReturnTypes, /*reportErrors*/ false, + /*errorReporter*/ undefined, compareTypesAssignable) !== 0 /* False */; } /** * See signatureRelatedTo, compareSignaturesIdentical */ - function compareSignaturesRelated(source, target, ignoreReturnTypes, reportErrors, errorReporter, compareTypes) { + function compareSignaturesRelated(source, target, callbackCheck, ignoreReturnTypes, reportErrors, errorReporter, compareTypes) { // TODO (drosen): De-duplicate code between related functions. if (source === target) { return -1 /* True */; @@ -30581,17 +31367,20 @@ var ts; if (!target.hasRestParameter && source.minArgumentCount > target.parameters.length) { return 0 /* False */; } - // Spec 1.0 Section 3.8.3 & 3.8.4: - // M and N (the signatures) are instantiated using type Any as the type argument for all type parameters declared by M and N - source = getErasedSignature(source); - target = getErasedSignature(target); + if (source.typeParameters && source.typeParameters !== target.typeParameters) { + target = getCanonicalSignature(target); + source = instantiateSignatureInContextOf(source, target, /*contextualMapper*/ undefined, compareTypes); + } + var kind = target.declaration ? target.declaration.kind : 0 /* Unknown */; + var strictVariance = !callbackCheck && strictFunctionTypes && kind !== 151 /* MethodDeclaration */ && + kind !== 150 /* MethodSignature */ && kind !== 152 /* Constructor */; var result = -1 /* True */; var sourceThisType = getThisTypeOfSignature(source); if (sourceThisType && sourceThisType !== voidType) { var targetThisType = getThisTypeOfSignature(target); if (targetThisType) { // void sources are assignable to anything. - var related = compareTypes(sourceThisType, targetThisType, /*reportErrors*/ false) + var related = !strictVariance && compareTypes(sourceThisType, targetThisType, /*reportErrors*/ false) || compareTypes(targetThisType, sourceThisType, reportErrors); if (!related) { if (reportErrors) { @@ -30608,12 +31397,26 @@ var ts; var sourceParams = source.parameters; var targetParams = target.parameters; for (var i = 0; i < checkCount; i++) { - var s = i < sourceMax ? getTypeOfParameter(sourceParams[i]) : getRestTypeOfSignature(source); - var t = i < targetMax ? getTypeOfParameter(targetParams[i]) : getRestTypeOfSignature(target); - var related = compareTypes(s, t, /*reportErrors*/ false) || compareTypes(t, s, reportErrors); + var sourceType = i < sourceMax ? getTypeOfParameter(sourceParams[i]) : getRestTypeOfSignature(source); + var targetType = i < targetMax ? getTypeOfParameter(targetParams[i]) : getRestTypeOfSignature(target); + // In order to ensure that any generic type Foo is at least co-variant with respect to T no matter + // how Foo uses T, we need to relate parameters bi-variantly (given that parameters are input positions, + // they naturally relate only contra-variantly). However, if the source and target parameters both have + // function types with a single call signature, we know we are relating two callback parameters. In + // that case it is sufficient to only relate the parameters of the signatures co-variantly because, + // similar to return values, callback parameters are output positions. This means that a Promise, + // where T is used only in callback parameter positions, will be co-variant (as opposed to bi-variant) + // with respect to T. + var sourceSig = callbackCheck ? undefined : getSingleCallSignature(getNonNullableType(sourceType)); + var targetSig = callbackCheck ? undefined : getSingleCallSignature(getNonNullableType(targetType)); + var callbacks = sourceSig && targetSig && !sourceSig.typePredicate && !targetSig.typePredicate && + (getFalsyFlags(sourceType) & 6144 /* Nullable */) === (getFalsyFlags(targetType) & 6144 /* Nullable */); + var related = callbacks ? + compareSignaturesRelated(targetSig, sourceSig, strictVariance ? 2 /* Strict */ : 1 /* Bivariant */, /*ignoreReturnTypes*/ false, reportErrors, errorReporter, compareTypes) : + !callbackCheck && !strictVariance && compareTypes(sourceType, targetType, /*reportErrors*/ false) || compareTypes(targetType, sourceType, reportErrors); if (!related) { if (reportErrors) { - errorReporter(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, sourceParams[i < sourceMax ? i : sourceMax].name, targetParams[i < targetMax ? i : targetMax].name); + errorReporter(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, ts.symbolName(sourceParams[i < sourceMax ? i : sourceMax]), ts.symbolName(targetParams[i < targetMax ? i : targetMax])); } return 0 /* False */; } @@ -30628,22 +31431,26 @@ var ts; // The following block preserves behavior forbidding boolean returning functions from being assignable to type guard returning functions if (target.typePredicate) { if (source.typePredicate) { - result &= compareTypePredicateRelatedTo(source.typePredicate, target.typePredicate, reportErrors, errorReporter, compareTypes); + result &= compareTypePredicateRelatedTo(source.typePredicate, target.typePredicate, source.declaration, target.declaration, reportErrors, errorReporter, compareTypes); } else if (ts.isIdentifierTypePredicate(target.typePredicate)) { if (reportErrors) { - errorReporter(ts.Diagnostics.Signature_0_must_have_a_type_predicate, signatureToString(source)); + errorReporter(ts.Diagnostics.Signature_0_must_be_a_type_predicate, signatureToString(source)); } return 0 /* False */; } } else { - result &= compareTypes(sourceReturnType, targetReturnType, reportErrors); + // When relating callback signatures, we still need to relate return types bi-variantly as otherwise + // the containing type wouldn't be co-variant. For example, interface Foo { add(cb: () => T): void } + // wouldn't be co-variant for T without this rule. + result &= callbackCheck === 1 /* Bivariant */ && compareTypes(targetReturnType, sourceReturnType, /*reportErrors*/ false) || + compareTypes(sourceReturnType, targetReturnType, reportErrors); } } return result; } - function compareTypePredicateRelatedTo(source, target, reportErrors, errorReporter, compareTypes) { + function compareTypePredicateRelatedTo(source, target, sourceDeclaration, targetDeclaration, reportErrors, errorReporter, compareTypes) { if (source.kind !== target.kind) { if (reportErrors) { errorReporter(ts.Diagnostics.A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard); @@ -30652,11 +31459,13 @@ var ts; return 0 /* False */; } if (source.kind === 1 /* Identifier */) { - var sourceIdentifierPredicate = source; - var targetIdentifierPredicate = target; - if (sourceIdentifierPredicate.parameterIndex !== targetIdentifierPredicate.parameterIndex) { + var sourcePredicate = source; + var targetPredicate = target; + var sourceIndex = sourcePredicate.parameterIndex - (ts.getThisParameter(sourceDeclaration) ? 1 : 0); + var targetIndex = targetPredicate.parameterIndex - (ts.getThisParameter(targetDeclaration) ? 1 : 0); + if (sourceIndex !== targetIndex) { if (reportErrors) { - errorReporter(ts.Diagnostics.Parameter_0_is_not_in_the_same_position_as_parameter_1, sourceIdentifierPredicate.parameterName, targetIdentifierPredicate.parameterName); + errorReporter(ts.Diagnostics.Parameter_0_is_not_in_the_same_position_as_parameter_1, sourcePredicate.parameterName, targetPredicate.parameterName); errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target)); } return 0 /* False */; @@ -30705,69 +31514,95 @@ var ts; sourceNonRestParamCount; } } - function isEnumTypeRelatedTo(source, target, errorReporter) { - if (source === target) { + function isEmptyResolvedType(t) { + return t.properties.length === 0 && + t.callSignatures.length === 0 && + t.constructSignatures.length === 0 && + !t.stringIndexInfo && + !t.numberIndexInfo; + } + function isEmptyObjectType(type) { + return type.flags & 32768 /* Object */ ? isEmptyResolvedType(resolveStructuredTypeMembers(type)) : + type.flags & 16777216 /* NonPrimitive */ ? true : + type.flags & 65536 /* Union */ ? ts.forEach(type.types, isEmptyObjectType) : + type.flags & 131072 /* Intersection */ ? !ts.forEach(type.types, function (t) { return !isEmptyObjectType(t); }) : + false; + } + function isEnumTypeRelatedTo(sourceSymbol, targetSymbol, errorReporter) { + if (sourceSymbol === targetSymbol) { return true; } - var id = source.id + "," + target.id; - if (enumRelation[id] !== undefined) { - return enumRelation[id]; + var id = getSymbolId(sourceSymbol) + "," + getSymbolId(targetSymbol); + var relation = enumRelation.get(id); + if (relation !== undefined) { + return relation; } - if (source.symbol.name !== target.symbol.name || - !(source.symbol.flags & 256 /* RegularEnum */) || !(target.symbol.flags & 256 /* RegularEnum */) || - (source.flags & 65536 /* Union */) !== (target.flags & 65536 /* Union */)) { - return enumRelation[id] = false; + if (sourceSymbol.escapedName !== targetSymbol.escapedName || !(sourceSymbol.flags & 256 /* RegularEnum */) || !(targetSymbol.flags & 256 /* RegularEnum */)) { + enumRelation.set(id, false); + return false; } - var targetEnumType = getTypeOfSymbol(target.symbol); - for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(source.symbol)); _i < _a.length; _i++) { + var targetEnumType = getTypeOfSymbol(targetSymbol); + for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(sourceSymbol)); _i < _a.length; _i++) { var property = _a[_i]; if (property.flags & 8 /* EnumMember */) { - var targetProperty = getPropertyOfType(targetEnumType, property.name); + var targetProperty = getPropertyOfType(targetEnumType, property.escapedName); if (!targetProperty || !(targetProperty.flags & 8 /* EnumMember */)) { if (errorReporter) { - errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, property.name, typeToString(target, /*enclosingDeclaration*/ undefined, 128 /* UseFullyQualifiedType */)); + errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, ts.symbolName(property), typeToString(getDeclaredTypeOfSymbol(targetSymbol), /*enclosingDeclaration*/ undefined, 256 /* UseFullyQualifiedType */)); } - return enumRelation[id] = false; + enumRelation.set(id, false); + return false; } } } - return enumRelation[id] = true; + enumRelation.set(id, true); + return true; } function isSimpleTypeRelatedTo(source, target, relation, errorReporter) { - if (target.flags & 8192 /* Never */) + var s = source.flags; + var t = target.flags; + if (t & 8192 /* Never */) return false; - if (target.flags & 1 /* Any */ || source.flags & 8192 /* Never */) - return true; - if (source.flags & 262178 /* StringLike */ && target.flags & 2 /* String */) + if (t & 1 /* Any */ || s & 8192 /* Never */) return true; - if (source.flags & 340 /* NumberLike */ && target.flags & 4 /* Number */) + if (s & 262178 /* StringLike */ && t & 2 /* String */) return true; - if (source.flags & 136 /* BooleanLike */ && target.flags & 8 /* Boolean */) + if (s & 32 /* StringLiteral */ && s & 256 /* EnumLiteral */ && + t & 32 /* StringLiteral */ && !(t & 256 /* EnumLiteral */) && + source.value === target.value) return true; - if (source.flags & 256 /* EnumLiteral */ && target.flags & 16 /* Enum */ && source.baseType === target) + if (s & 84 /* NumberLike */ && t & 4 /* Number */) return true; - if (source.flags & 16 /* Enum */ && target.flags & 16 /* Enum */ && isEnumTypeRelatedTo(source, target, errorReporter)) + if (s & 64 /* NumberLiteral */ && s & 256 /* EnumLiteral */ && + t & 64 /* NumberLiteral */ && !(t & 256 /* EnumLiteral */) && + source.value === target.value) return true; - if (source.flags & 2048 /* Undefined */ && (!strictNullChecks || target.flags & (2048 /* Undefined */ | 1024 /* Void */))) + if (s & 136 /* BooleanLike */ && t & 8 /* Boolean */) return true; - if (source.flags & 4096 /* Null */ && (!strictNullChecks || target.flags & 4096 /* Null */)) + if (s & 16 /* Enum */ && t & 16 /* Enum */ && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter)) return true; - if (relation === assignableRelation || relation === comparableRelation) { - if (source.flags & 1 /* Any */) + if (s & 256 /* EnumLiteral */ && t & 256 /* EnumLiteral */) { + if (s & 65536 /* Union */ && t & 65536 /* Union */ && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter)) return true; - if ((source.flags & 4 /* Number */ | source.flags & 64 /* NumberLiteral */) && target.flags & 272 /* EnumLike */) + if (s & 224 /* Literal */ && t & 224 /* Literal */ && + source.value === target.value && + isEnumTypeRelatedTo(getParentOfSymbol(source.symbol), getParentOfSymbol(target.symbol), errorReporter)) return true; - if (source.flags & 256 /* EnumLiteral */ && - target.flags & 256 /* EnumLiteral */ && - source.text === target.text && - isEnumTypeRelatedTo(source.baseType, target.baseType, errorReporter)) { + } + if (s & 2048 /* Undefined */ && (!strictNullChecks || t & (2048 /* Undefined */ | 1024 /* Void */))) + return true; + if (s & 4096 /* Null */ && (!strictNullChecks || t & 4096 /* Null */)) + return true; + if (s & 32768 /* Object */ && t & 16777216 /* NonPrimitive */) + return true; + if (relation === assignableRelation || relation === comparableRelation) { + if (s & 1 /* Any */) return true; - } - if (source.flags & 256 /* EnumLiteral */ && - target.flags & 16 /* Enum */ && - isEnumTypeRelatedTo(target, source.baseType, errorReporter)) { + // Type number or any numeric literal type is assignable to any numeric enum type or any + // numeric enum literal type. This rule exists for backwards compatibility reasons because + // bit-flag enum types sometimes look like literal enum types with numeric literal values. + if (s & (4 /* Number */ | 64 /* NumberLiteral */) && !(s & 256 /* EnumLiteral */) && (t & 16 /* Enum */ || t & 64 /* NumberLiteral */ && t & 256 /* EnumLiteral */)) return true; - } } return false; } @@ -30782,14 +31617,13 @@ var ts; return true; } if (source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */) { - var id = relation !== identityRelation || source.id < target.id ? source.id + "," + target.id : target.id + "," + source.id; - var related = relation[id]; + var related = relation.get(getRelationKey(source, target, relation)); if (related !== undefined) { return related === 1 /* Succeeded */; } } - if (source.flags & 507904 /* StructuredOrTypeParameter */ || target.flags & 507904 /* StructuredOrTypeParameter */) { - return checkTypeRelatedTo(source, target, relation, undefined, undefined, undefined); + if (source.flags & 1032192 /* StructuredOrTypeVariable */ || target.flags & 1032192 /* StructuredOrTypeVariable */) { + return checkTypeRelatedTo(source, target, relation, /*errorNode*/ undefined); } return false; } @@ -30805,12 +31639,21 @@ var ts; */ function checkTypeRelatedTo(source, target, relation, errorNode, headMessage, containingMessageChain) { var errorInfo; + var maybeKeys; var sourceStack; var targetStack; - var maybeStack; - var expandingFlags; + var maybeCount = 0; var depth = 0; + var ExpandingFlags; + (function (ExpandingFlags) { + ExpandingFlags[ExpandingFlags["None"] = 0] = "None"; + ExpandingFlags[ExpandingFlags["Source"] = 1] = "Source"; + ExpandingFlags[ExpandingFlags["Target"] = 2] = "Target"; + ExpandingFlags[ExpandingFlags["Both"] = 3] = "Both"; + })(ExpandingFlags || (ExpandingFlags = {})); + var expandingFlags = 0 /* None */; var overflow = false; + var isIntersectionConstituent = false; ts.Debug.assert(relation !== identityRelation || !errorNode, "no error reporting in identity checking"); var result = isRelatedTo(source, target, /*reportErrors*/ !!errorNode, headMessage); if (overflow) { @@ -30831,8 +31674,8 @@ var ts; var sourceType = typeToString(source); var targetType = typeToString(target); if (sourceType === targetType) { - sourceType = typeToString(source, /*enclosingDeclaration*/ undefined, 128 /* UseFullyQualifiedType */); - targetType = typeToString(target, /*enclosingDeclaration*/ undefined, 128 /* UseFullyQualifiedType */); + sourceType = typeToString(source, /*enclosingDeclaration*/ undefined, 256 /* UseFullyQualifiedType */); + targetType = typeToString(target, /*enclosingDeclaration*/ undefined, 256 /* UseFullyQualifiedType */); } if (!message) { if (relation === comparableRelation) { @@ -30853,7 +31696,7 @@ var ts; if ((globalStringType === source && stringType === target) || (globalNumberType === source && numberType === target) || (globalBooleanType === source && booleanType === target) || - (getGlobalESSymbolType() === source && esSymbolType === target)) { + (getGlobalESSymbolType(/*reportErrors*/ false) === source && esSymbolType === target)) { reportError(ts.Diagnostics._0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible, targetType, sourceType); } } @@ -30876,12 +31719,13 @@ var ts; } return false; } - // Compare two types and return - // Ternary.True if they are related with no assumptions, - // Ternary.Maybe if they are related with assumptions of other relationships, or - // Ternary.False if they are not related. + /** + * Compare two types and return + * * Ternary.True if they are related with no assumptions, + * * Ternary.Maybe if they are related with assumptions of other relationships, or + * * Ternary.False if they are not related. + */ function isRelatedTo(source, target, reportErrors, headMessage) { - var result; if (source.flags & 96 /* StringOrNumberLiteral */ && source.flags & 1048576 /* FreshLiteral */) { source = source.regularType; } @@ -30911,164 +31755,73 @@ var ts; source = getRegularTypeOfObjectLiteral(source); } } + if (relation !== comparableRelation && + !(source.flags & 196608 /* UnionOrIntersection */) && + !(target.flags & 65536 /* Union */) && + !isIntersectionConstituent && + source !== globalObjectType && + (getPropertiesOfType(source).length > 0 || + getSignaturesOfType(source, 0 /* Call */).length > 0 || + getSignaturesOfType(source, 1 /* Construct */).length > 0) && + isWeakType(target) && + !hasCommonProperties(source, target)) { + if (reportErrors) { + var calls = getSignaturesOfType(source, 0 /* Call */); + var constructs = getSignaturesOfType(source, 1 /* Construct */); + if (calls.length > 0 && isRelatedTo(getReturnTypeOfSignature(calls[0]), target, /*reportErrors*/ false) || + constructs.length > 0 && isRelatedTo(getReturnTypeOfSignature(constructs[0]), target, /*reportErrors*/ false)) { + reportError(ts.Diagnostics.Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it, typeToString(source), typeToString(target)); + } + else { + reportError(ts.Diagnostics.Type_0_has_no_properties_in_common_with_type_1, typeToString(source), typeToString(target)); + } + } + return 0 /* False */; + } + var result = 0 /* False */; var saveErrorInfo = errorInfo; + var saveIsIntersectionConstituent = isIntersectionConstituent; + isIntersectionConstituent = false; // Note that these checks are specifically ordered to produce correct results. In particular, // we need to deconstruct unions before intersections (because unions are always at the top), // and we need to handle "each" relations before "some" relations for the same kind of type. if (source.flags & 65536 /* Union */) { - if (relation === comparableRelation) { - result = someTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)); - } - else { - result = eachTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)); - } - if (result) { - return result; - } - } - else if (target.flags & 65536 /* Union */) { - if (result = typeRelatedToSomeType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */) && !(target.flags & 8190 /* Primitive */))) { - return result; - } - } - else if (target.flags & 131072 /* Intersection */) { - if (result = typeRelatedToEachType(source, target, reportErrors)) { - return result; - } - } - else if (source.flags & 131072 /* Intersection */) { - // Check to see if any constituents of the intersection are immediately related to the target. - // - // Don't report errors though. Checking whether a constituent is related to the source is not actually - // useful and leads to some confusing error messages. Instead it is better to let the below checks - // take care of this, or to not elaborate at all. For instance, - // - // - For an object type (such as 'C = A & B'), users are usually more interested in structural errors. - // - // - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection - // than to report that 'D' is not assignable to 'A' or 'B'. - // - // - For a primitive type or type parameter (such as 'number = A & B') there is no point in - // breaking the intersection apart. - if (result = someTypeRelatedToType(source, target, /*reportErrors*/ false)) { - return result; - } - } - else if (target.flags & 16384 /* TypeParameter */) { - // A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P]. - if (getObjectFlags(source) & 32 /* Mapped */ && getConstraintTypeFromMappedType(source) === getIndexType(target)) { - if (!source.declaration.questionToken) { - var templateType = getTemplateTypeFromMappedType(source); - var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source)); - if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) { - return result; - } - } - } - else { - // Given a type parameter K with a constraint keyof T, a type S is - // assignable to K if S is assignable to keyof T. - var constraint = getConstraintOfTypeParameter(target); - if (constraint && constraint.flags & 262144 /* Index */) { - if (result = isRelatedTo(source, constraint, reportErrors)) { - return result; - } - } - } - } - else if (target.flags & 262144 /* Index */) { - // A keyof S is related to a keyof T if T is related to S. - if (source.flags & 262144 /* Index */) { - if (result = isRelatedTo(target.type, source.type, /*reportErrors*/ false)) { - return result; - } - } - // Given a type variable T with a constraint C, a type S is assignable to - // keyof T if S is assignable to keyof C. - if (target.type.flags & 540672 /* TypeVariable */) { - var constraint = getConstraintOfTypeVariable(target.type); - if (constraint) { - if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) { - return result; - } - } - } - } - else if (target.flags & 524288 /* IndexedAccess */) { - // if we have indexed access types with identical index types, see if relationship holds for - // the two object types. - if (source.flags & 524288 /* IndexedAccess */ && source.indexType === target.indexType) { - if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) { - return result; - } - } - // A type S is related to a type T[K] if S is related to A[K], where K is string-like and - // A is the apparent type of S. - if (target.constraint) { - if (result = isRelatedTo(source, target.constraint, reportErrors)) { - errorInfo = saveErrorInfo; - return result; - } - } + result = relation === comparableRelation ? + someTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)) : + eachTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)); } - if (source.flags & 16384 /* TypeParameter */) { - // A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X. - if (getObjectFlags(target) & 32 /* Mapped */ && getConstraintTypeFromMappedType(target) === getIndexType(source)) { - var indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(target)); - var templateType = getTemplateTypeFromMappedType(target); - if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) { - errorInfo = saveErrorInfo; - return result; - } - } - else { - var constraint = getConstraintOfTypeParameter(source); - if (!constraint || constraint.flags & 1 /* Any */) { - constraint = emptyObjectType; - } - // The constraint may need to be further instantiated with its 'this' type. - constraint = getTypeWithThisArgument(constraint, source); - // Report constraint errors only if the constraint is not the empty object type - var reportConstraintErrors = reportErrors && constraint !== emptyObjectType; - if (result = isRelatedTo(constraint, target, reportConstraintErrors)) { - errorInfo = saveErrorInfo; - return result; - } + else { + if (target.flags & 65536 /* Union */) { + result = typeRelatedToSomeType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */) && !(target.flags & 8190 /* Primitive */)); } - } - else if (source.flags & 524288 /* IndexedAccess */) { - // A type S[K] is related to a type T if A[K] is related to T, where K is string-like and - // A is the apparent type of S. - if (source.constraint) { - if (result = isRelatedTo(source.constraint, target, reportErrors)) { - errorInfo = saveErrorInfo; - return result; - } + else if (target.flags & 131072 /* Intersection */) { + isIntersectionConstituent = true; + result = typeRelatedToEachType(source, target, reportErrors); } - } - else { - if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { - // We have type references to same target type, see if relationship holds for all type arguments - if (result = typeArgumentsRelatedTo(source, target, reportErrors)) { - return result; - } + else if (source.flags & 131072 /* Intersection */) { + // Check to see if any constituents of the intersection are immediately related to the target. + // + // Don't report errors though. Checking whether a constituent is related to the source is not actually + // useful and leads to some confusing error messages. Instead it is better to let the below checks + // take care of this, or to not elaborate at all. For instance, + // + // - For an object type (such as 'C = A & B'), users are usually more interested in structural errors. + // + // - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection + // than to report that 'D' is not assignable to 'A' or 'B'. + // + // - For a primitive type or type parameter (such as 'number = A & B') there is no point in + // breaking the intersection apart. + result = someTypeRelatedToType(source, target, /*reportErrors*/ false); } - // Even if relationship doesn't hold for unions, intersections, or generic type references, - // it may hold in a structural comparison. - var apparentSource = getApparentType(source); - // In a check of the form X = A & B, we will have previously checked if A relates to X or B relates - // to X. Failing both of those we want to check if the aggregation of A and B's members structurally - // relates to X. Thus, we include intersection types on the source side here. - if (apparentSource.flags & (32768 /* Object */ | 131072 /* Intersection */) && target.flags & 32768 /* Object */) { - // Report structural errors only if we haven't reported any errors yet - var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !(source.flags & 8190 /* Primitive */); - if (result = objectTypeRelatedTo(apparentSource, source, target, reportStructuralErrors)) { + if (!result && (source.flags & 1032192 /* StructuredOrTypeVariable */ || target.flags & 1032192 /* StructuredOrTypeVariable */)) { + if (result = recursiveTypeRelatedTo(source, target, reportErrors)) { errorInfo = saveErrorInfo; - return result; } } } - if (reportErrors) { + isIntersectionConstituent = saveIsIntersectionConstituent; + if (!result && reportErrors) { if (source.flags & 32768 /* Object */ && target.flags & 8190 /* Primitive */) { tryElaborateErrorsForPrimitivesAndObjects(source, target); } @@ -31077,18 +31830,12 @@ var ts; } reportRelationError(headMessage, source, target); } - return 0 /* False */; + return result; } function isIdenticalTo(source, target) { var result; if (source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */) { - if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { - // We have type references to same target type, see if all type arguments are identical - if (result = typeArgumentsRelatedTo(source, target, /*reportErrors*/ false)) { - return result; - } - } - return objectTypeRelatedTo(source, source, target, /*reportErrors*/ false); + return recursiveTypeRelatedTo(source, target, /*reportErrors*/ false); } if (source.flags & 65536 /* Union */ && target.flags & 65536 /* Union */ || source.flags & 131072 /* Intersection */ && target.flags & 131072 /* Intersection */) { @@ -31100,52 +31847,60 @@ var ts; } return 0 /* False */; } - // Check if a property with the given name is known anywhere in the given type. In an object type, a property - // is considered known if the object type is empty and the check is for assignability, if the object type has - // index signatures, or if the property is actually declared in the object type. In a union or intersection - // type, a property is considered known if it is known in any constituent type. - function isKnownProperty(type, name) { - if (type.flags & 32768 /* Object */) { - var resolved = resolveStructuredTypeMembers(type); - if ((relation === assignableRelation || relation === comparableRelation) && (type === globalObjectType || isEmptyObjectType(resolved)) || - resolved.stringIndexInfo || - (resolved.numberIndexInfo && isNumericLiteralName(name)) || - getPropertyOfType(type, name)) { - return true; + function hasExcessProperties(source, target, reportErrors) { + if (maybeTypeOfKind(target, 32768 /* Object */) && !(getObjectFlags(target) & 512 /* ObjectLiteralPatternWithComputedProperties */)) { + var isComparingJsxAttributes = !!(source.flags & 33554432 /* JsxAttributes */); + if ((relation === assignableRelation || relation === comparableRelation) && + (isTypeSubsetOf(globalObjectType, target) || (!isComparingJsxAttributes && isEmptyObjectType(target)))) { + return false; } - } - else if (type.flags & 196608 /* UnionOrIntersection */) { - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var t = _a[_i]; - if (isKnownProperty(t, name)) { - return true; + if (target.flags & 65536 /* Union */) { + var discriminantType = findMatchingDiscriminantType(source, target); + if (discriminantType) { + // check excess properties against discriminant type only, not the entire union + return hasExcessProperties(source, discriminantType, reportErrors); } } - } - return false; - } - function isEmptyObjectType(t) { - return t.properties.length === 0 && - t.callSignatures.length === 0 && - t.constructSignatures.length === 0 && - !t.stringIndexInfo && - !t.numberIndexInfo; - } - function hasExcessProperties(source, target, reportErrors) { - if (maybeTypeOfKind(target, 32768 /* Object */) && !(getObjectFlags(target) & 512 /* ObjectLiteralPatternWithComputedProperties */)) { - for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) { - var prop = _a[_i]; - if (!isKnownProperty(target, prop.name)) { + var _loop_4 = function (prop) { + if (!isKnownProperty(target, prop.escapedName, isComparingJsxAttributes)) { if (reportErrors) { // We know *exactly* where things went wrong when comparing the types. // Use this property as the error node as this will be more helpful in // reasoning about what went wrong. ts.Debug.assert(!!errorNode); - errorNode = prop.valueDeclaration; - reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(target)); + if (ts.isJsxAttributes(errorNode) || ts.isJsxOpeningLikeElement(errorNode)) { + // JsxAttributes has an object-literal flag and undergo same type-assignablity check as normal object-literal. + // However, using an object-literal error message will be very confusing to the users so we give different a message. + reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, symbolToString(prop), typeToString(target)); + } + else { + // use the property's value declaration if the property is assigned inside the literal itself + var objectLiteralDeclaration_1 = source.symbol && ts.firstOrUndefined(source.symbol.declarations); + var suggestion = void 0; + if (prop.valueDeclaration && ts.findAncestor(prop.valueDeclaration, function (d) { return d === objectLiteralDeclaration_1; })) { + var propDeclaration = prop.valueDeclaration; + ts.Debug.assertNode(propDeclaration, ts.isObjectLiteralElementLike); + errorNode = propDeclaration; + if (ts.isIdentifier(propDeclaration.name)) { + suggestion = getSuggestionForNonexistentProperty(propDeclaration.name, target); + } + } + if (suggestion !== undefined) { + reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2, symbolToString(prop), typeToString(target), suggestion); + } + else { + reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(target)); + } + } } - return true; + return { value: true }; } + }; + for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) { + var prop = _a[_i]; + var state_2 = _loop_4(prop); + if (typeof state_2 === "object") + return state_2.value; } } return false; @@ -31168,20 +31923,45 @@ var ts; if (target.flags & 65536 /* Union */ && containsType(targetTypes, source)) { return -1 /* True */; } - var len = targetTypes.length; - for (var i = 0; i < len; i++) { - var related = isRelatedTo(source, targetTypes[i], reportErrors && i === len - 1); + for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) { + var type = targetTypes_1[_i]; + var related = isRelatedTo(source, type, /*reportErrors*/ false); if (related) { return related; } } + if (reportErrors) { + var discriminantType = findMatchingDiscriminantType(source, target); + isRelatedTo(source, discriminantType || targetTypes[targetTypes.length - 1], /*reportErrors*/ true); + } return 0 /* False */; } + function findMatchingDiscriminantType(source, target) { + var match; + var sourceProperties = getPropertiesOfObjectType(source); + if (sourceProperties) { + var sourceProperty = findSingleDiscriminantProperty(sourceProperties, target); + if (sourceProperty) { + var sourceType = getTypeOfSymbol(sourceProperty); + for (var _i = 0, _a = target.types; _i < _a.length; _i++) { + var type = _a[_i]; + var targetType = getTypeOfPropertyOfType(type, sourceProperty.escapedName); + if (targetType && isRelatedTo(sourceType, targetType)) { + if (match) { + return undefined; + } + match = type; + } + } + } + } + return match; + } function typeRelatedToEachType(source, target, reportErrors) { var result = -1 /* True */; var targetTypes = target.types; - for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) { - var targetType = targetTypes_1[_i]; + for (var _i = 0, targetTypes_2 = targetTypes; _i < targetTypes_2.length; _i++) { + var targetType = targetTypes_2[_i]; var related = isRelatedTo(source, targetType, reportErrors); if (!related) { return 0 /* False */; @@ -31217,48 +31997,87 @@ var ts; } return result; } - function typeArgumentsRelatedTo(source, target, reportErrors) { - var sources = source.typeArguments || emptyArray; - var targets = target.typeArguments || emptyArray; + function typeArgumentsRelatedTo(source, target, variances, reportErrors) { + var sources = source.typeArguments || ts.emptyArray; + var targets = target.typeArguments || ts.emptyArray; if (sources.length !== targets.length && relation === identityRelation) { return 0 /* False */; } var length = sources.length <= targets.length ? sources.length : targets.length; var result = -1 /* True */; for (var i = 0; i < length; i++) { - var related = isRelatedTo(sources[i], targets[i], reportErrors); - if (!related) { - return 0 /* False */; + // When variance information isn't available we default to covariance. This happens + // in the process of computing variance information for recursive types and when + // comparing 'this' type arguments. + var variance = i < variances.length ? variances[i] : 1 /* Covariant */; + // We ignore arguments for independent type parameters (because they're never witnessed). + if (variance !== 4 /* Independent */) { + var s = sources[i]; + var t = targets[i]; + var related = -1 /* True */; + if (variance === 1 /* Covariant */) { + related = isRelatedTo(s, t, reportErrors); + } + else if (variance === 2 /* Contravariant */) { + related = isRelatedTo(t, s, reportErrors); + } + else if (variance === 3 /* Bivariant */) { + // In the bivariant case we first compare contravariantly without reporting + // errors. Then, if that doesn't succeed, we compare covariantly with error + // reporting. Thus, error elaboration will be based on the the covariant check, + // which is generally easier to reason about. + related = isRelatedTo(t, s, /*reportErrors*/ false); + if (!related) { + related = isRelatedTo(s, t, reportErrors); + } + } + else { + // In the invariant case we first compare covariantly, and only when that + // succeeds do we proceed to compare contravariantly. Thus, error elaboration + // will typically be based on the covariant check. + related = isRelatedTo(s, t, reportErrors); + if (related) { + related &= isRelatedTo(t, s, reportErrors); + } + } + if (!related) { + return 0 /* False */; + } + result &= related; } - result &= related; } return result; } - // Determine if two object types are related by structure. First, check if the result is already available in the global cache. + // Determine if possibly recursive types are related. First, check if the result is already available in the global cache. // Second, check if we have already started a comparison of the given two types in which case we assume the result to be true. // Third, check if both types are part of deeply nested chains of generic type instantiations and if so assume the types are // equal and infinitely expanding. Fourth, if we have reached a depth of 100 nested comparisons, assume we have runaway recursion // and issue an error. Otherwise, actually compare the structure of the two types. - function objectTypeRelatedTo(source, originalSource, target, reportErrors) { + function recursiveTypeRelatedTo(source, target, reportErrors) { if (overflow) { return 0 /* False */; } - var id = relation !== identityRelation || source.id < target.id ? source.id + "," + target.id : target.id + "," + source.id; - var related = relation[id]; + var id = getRelationKey(source, target, relation); + var related = relation.get(id); if (related !== undefined) { if (reportErrors && related === 2 /* Failed */) { // We are elaborating errors and the cached result is an unreported failure. Record the result as a reported // failure and continue computing the relation such that errors get reported. - relation[id] = 3 /* FailedAndReported */; + relation.set(id, 3 /* FailedAndReported */); } else { return related === 1 /* Succeeded */ ? -1 /* True */ : 0 /* False */; } } - if (depth > 0) { - for (var i = 0; i < depth; i++) { + if (!maybeKeys) { + maybeKeys = []; + sourceStack = []; + targetStack = []; + } + else { + for (var i = 0; i < maybeCount; i++) { // If source and target are already being compared, consider them related with assumptions - if (maybeStack[i][id]) { + if (id === maybeKeys[i]) { return 1 /* Maybe */; } } @@ -31267,86 +32086,211 @@ var ts; return 0 /* False */; } } - else { - sourceStack = []; - targetStack = []; - maybeStack = []; - expandingFlags = 0; - } + var maybeStart = maybeCount; + maybeKeys[maybeCount] = id; + maybeCount++; sourceStack[depth] = source; targetStack[depth] = target; - maybeStack[depth] = ts.createMap(); - maybeStack[depth][id] = 1 /* Succeeded */; depth++; var saveExpandingFlags = expandingFlags; - if (!(expandingFlags & 1) && isDeeplyNestedGeneric(source, sourceStack, depth)) - expandingFlags |= 1; - if (!(expandingFlags & 2) && isDeeplyNestedGeneric(target, targetStack, depth)) - expandingFlags |= 2; + if (!(expandingFlags & 1 /* Source */) && isDeeplyNestedType(source, sourceStack, depth)) + expandingFlags |= 1 /* Source */; + if (!(expandingFlags & 2 /* Target */) && isDeeplyNestedType(target, targetStack, depth)) + expandingFlags |= 2 /* Target */; + var result = expandingFlags !== 3 /* Both */ ? structuredTypeRelatedTo(source, target, reportErrors) : 1 /* Maybe */; + expandingFlags = saveExpandingFlags; + depth--; + if (result) { + if (result === -1 /* True */ || depth === 0) { + // If result is definitely true, record all maybe keys as having succeeded + for (var i = maybeStart; i < maybeCount; i++) { + relation.set(maybeKeys[i], 1 /* Succeeded */); + } + maybeCount = maybeStart; + } + } + else { + // A false result goes straight into global cache (when something is false under + // assumptions it will also be false without assumptions) + relation.set(id, reportErrors ? 3 /* FailedAndReported */ : 2 /* Failed */); + maybeCount = maybeStart; + } + return result; + } + function structuredTypeRelatedTo(source, target, reportErrors) { var result; - if (expandingFlags === 3) { - result = 1 /* Maybe */; + var saveErrorInfo = errorInfo; + if (target.flags & 16384 /* TypeParameter */) { + // A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P]. + if (getObjectFlags(source) & 32 /* Mapped */ && getConstraintTypeFromMappedType(source) === getIndexType(target)) { + if (!source.declaration.questionToken) { + var templateType = getTemplateTypeFromMappedType(source); + var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source)); + if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) { + return result; + } + } + } } - else if (isGenericMappedType(source) || isGenericMappedType(target)) { - result = mappedTypeRelatedTo(source, target, reportErrors); + else if (target.flags & 262144 /* Index */) { + // A keyof S is related to a keyof T if T is related to S. + if (source.flags & 262144 /* Index */) { + if (result = isRelatedTo(target.type, source.type, /*reportErrors*/ false)) { + return result; + } + } + // A type S is assignable to keyof T if S is assignable to keyof C, where C is the + // constraint of T. + var constraint = getConstraintOfType(target.type); + if (constraint) { + if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) { + return result; + } + } } - else { - result = propertiesRelatedTo(source, target, reportErrors); - if (result) { - result &= signaturesRelatedTo(source, target, 0 /* Call */, reportErrors); - if (result) { - result &= signaturesRelatedTo(source, target, 1 /* Construct */, reportErrors); - if (result) { - result &= indexTypesRelatedTo(source, originalSource, target, 0 /* String */, reportErrors); - if (result) { - result &= indexTypesRelatedTo(source, originalSource, target, 1 /* Number */, reportErrors); - } + else if (target.flags & 524288 /* IndexedAccess */) { + // A type S is related to a type T[K] if S is related to A[K], where K is string-like and + // A is the apparent type of S. + var constraint = getConstraintOfIndexedAccess(target); + if (constraint) { + if (result = isRelatedTo(source, constraint, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + } + if (source.flags & 16384 /* TypeParameter */) { + // A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X. + if (getObjectFlags(target) & 32 /* Mapped */ && getConstraintTypeFromMappedType(target) === getIndexType(source)) { + var indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(target)); + var templateType = getTemplateTypeFromMappedType(target); + if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + else { + var constraint = getConstraintOfTypeParameter(source); + // A type parameter with no constraint is not related to the non-primitive object type. + if (constraint || !(target.flags & 16777216 /* NonPrimitive */)) { + if (!constraint || constraint.flags & 1 /* Any */) { + constraint = emptyObjectType; + } + // Report constraint errors only if the constraint is not the empty object type + var reportConstraintErrors = reportErrors && constraint !== emptyObjectType; + if (result = isRelatedTo(constraint, target, reportConstraintErrors)) { + errorInfo = saveErrorInfo; + return result; } } } } - expandingFlags = saveExpandingFlags; - depth--; - if (result) { - var maybeCache = maybeStack[depth]; - // If result is definitely true, copy assumptions to global cache, else copy to next level up - var destinationCache = (result === -1 /* True */ || depth === 0) ? relation : maybeStack[depth - 1]; - ts.copyProperties(maybeCache, destinationCache); + else if (source.flags & 524288 /* IndexedAccess */) { + // A type S[K] is related to a type T if A[K] is related to T, where K is string-like and + // A is the apparent type of S. + var constraint = getConstraintOfIndexedAccess(source); + if (constraint) { + if (result = isRelatedTo(constraint, target, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + else if (target.flags & 524288 /* IndexedAccess */ && source.indexType === target.indexType) { + // if we have indexed access types with identical index types, see if relationship holds for + // the two object types. + if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) { + return result; + } + } } else { - // A false result goes straight into global cache (when something is false under assumptions it - // will also be false without assumptions) - relation[id] = reportErrors ? 3 /* FailedAndReported */ : 2 /* Failed */; - } - return result; - } - // A type [P in S]: X is related to a type [P in T]: Y if T is related to S and X is related to Y. - function mappedTypeRelatedTo(source, target, reportErrors) { - if (isGenericMappedType(target)) { - if (isGenericMappedType(source)) { - var result_2; - if (relation === identityRelation) { - var readonlyMatches = !source.declaration.readonlyToken === !target.declaration.readonlyToken; - var optionalMatches = !source.declaration.questionToken === !target.declaration.questionToken; - if (readonlyMatches && optionalMatches) { - if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { - return result_2 & isRelatedTo(getErasedTemplateTypeFromMappedType(source), getErasedTemplateTypeFromMappedType(target), reportErrors); - } + if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target && + !(source.flags & 67108864 /* MarkerType */ || target.flags & 67108864 /* MarkerType */)) { + // We have type references to the same generic type, and the type references are not marker + // type references (which are intended by be compared structurally). Obtain the variance + // information for the type parameters and relate the type arguments accordingly. + var variances = getVariances(source.target); + if (result = typeArgumentsRelatedTo(source, target, variances, reportErrors)) { + return result; + } + // The type arguments did not relate appropriately, but it may be because we have no variance + // information (in which case typeArgumentsRelatedTo defaulted to covariance for all type + // arguments). It might also be the case that the target type has a 'void' type argument for + // a covariant type parameter that is only used in return positions within the generic type + // (in which case any type argument is permitted on the source side). In those cases we proceed + // with a structural comparison. Otherwise, we know for certain the instantiations aren't + // related and we can return here. + if (variances !== ts.emptyArray && !hasCovariantVoidArgument(target, variances)) { + // In some cases generic types that are covariant in regular type checking mode become + // invariant in --strictFunctionTypes mode because one or more type parameters are used in + // both co- and contravariant positions. In order to make it easier to diagnose *why* such + // types are invariant, if any of the type parameters are invariant we reset the reported + // errors and instead force a structural comparison (which will include elaborations that + // reveal the reason). + if (!(reportErrors && ts.some(variances, function (v) { return v === 0 /* Invariant */; }))) { + return 0 /* False */; } + errorInfo = saveErrorInfo; + } + } + // Even if relationship doesn't hold for unions, intersections, or generic type references, + // it may hold in a structural comparison. + var sourceIsPrimitive = !!(source.flags & 8190 /* Primitive */); + if (relation !== identityRelation) { + source = getApparentType(source); + } + // In a check of the form X = A & B, we will have previously checked if A relates to X or B relates + // to X. Failing both of those we want to check if the aggregation of A and B's members structurally + // relates to X. Thus, we include intersection types on the source side here. + if (source.flags & (32768 /* Object */ | 131072 /* Intersection */) && target.flags & 32768 /* Object */) { + // Report structural errors only if we haven't reported any errors yet + var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !sourceIsPrimitive; + // An empty object type is related to any mapped type that includes a '?' modifier. + if (isPartialMappedType(target) && !isGenericMappedType(source) && isEmptyObjectType(source)) { + result = -1 /* True */; + } + else if (isGenericMappedType(target)) { + result = isGenericMappedType(source) ? mappedTypeRelatedTo(source, target, reportStructuralErrors) : 0 /* False */; } else { - if (relation === comparableRelation || !source.declaration.questionToken || target.declaration.questionToken) { - if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { - return result_2 & isRelatedTo(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target), reportErrors); + result = propertiesRelatedTo(source, target, reportStructuralErrors); + if (result) { + result &= signaturesRelatedTo(source, target, 0 /* Call */, reportStructuralErrors); + if (result) { + result &= signaturesRelatedTo(source, target, 1 /* Construct */, reportStructuralErrors); + if (result) { + result &= indexTypesRelatedTo(source, target, 0 /* String */, sourceIsPrimitive, reportStructuralErrors); + if (result) { + result &= indexTypesRelatedTo(source, target, 1 /* Number */, sourceIsPrimitive, reportStructuralErrors); + } + } } } } + if (result) { + errorInfo = saveErrorInfo; + return result; + } } } - else if (relation !== identityRelation) { - var resolved = resolveStructuredTypeMembers(target); - if (isEmptyObjectType(resolved) || resolved.stringIndexInfo && resolved.stringIndexInfo.type.flags & 1 /* Any */) { - return -1 /* True */; + return 0 /* False */; + } + // A type [P in S]: X is related to a type [Q in T]: Y if T is related to S and X' is + // related to Y, where X' is an instantiation of X in which P is replaced with Q. Notice + // that S and T are contra-variant whereas X and Y are co-variant. + function mappedTypeRelatedTo(source, target, reportErrors) { + var sourceReadonly = !!source.declaration.readonlyToken; + var sourceOptional = !!source.declaration.questionToken; + var targetReadonly = !!target.declaration.readonlyToken; + var targetOptional = !!target.declaration.questionToken; + var modifiersRelated = relation === identityRelation ? + sourceReadonly === targetReadonly && sourceOptional === targetOptional : + relation === comparableRelation || !sourceOptional || targetOptional; + if (modifiersRelated) { + var result_2; + if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { + var mapper = createTypeMapper([getTypeParameterFromMappedType(source)], [getTypeParameterFromMappedType(target)]); + return result_2 & isRelatedTo(instantiateType(getTemplateTypeFromMappedType(source), mapper), getTemplateTypeFromMappedType(target), reportErrors); } } return 0 /* False */; @@ -31355,25 +32299,30 @@ var ts; if (relation === identityRelation) { return propertiesIdenticalTo(source, target); } + var requireOptionalProperties = relation === subtypeRelation && !(getObjectFlags(source) & 128 /* ObjectLiteral */); + var unmatchedProperty = getUnmatchedProperty(source, target, requireOptionalProperties); + if (unmatchedProperty) { + if (reportErrors) { + reportError(ts.Diagnostics.Property_0_is_missing_in_type_1, symbolToString(unmatchedProperty), typeToString(source)); + } + return 0 /* False */; + } var result = -1 /* True */; var properties = getPropertiesOfObjectType(target); - var requireOptionalProperties = relation === subtypeRelation && !(getObjectFlags(source) & 128 /* ObjectLiteral */); for (var _i = 0, properties_3 = properties; _i < properties_3.length; _i++) { var targetProp = properties_3[_i]; - var sourceProp = getPropertyOfType(source, targetProp.name); - if (sourceProp !== targetProp) { - if (!sourceProp) { - if (!(targetProp.flags & 536870912 /* Optional */) || requireOptionalProperties) { - if (reportErrors) { - reportError(ts.Diagnostics.Property_0_is_missing_in_type_1, symbolToString(targetProp), typeToString(source)); - } - return 0 /* False */; - } - } - else if (!(targetProp.flags & 134217728 /* Prototype */)) { - var sourcePropFlags = getDeclarationModifierFlagsFromSymbol(sourceProp); - var targetPropFlags = getDeclarationModifierFlagsFromSymbol(targetProp); + if (!(targetProp.flags & 4194304 /* Prototype */)) { + var sourceProp = getPropertyOfType(source, targetProp.escapedName); + if (sourceProp && sourceProp !== targetProp) { + var sourcePropFlags = ts.getDeclarationModifierFlagsFromSymbol(sourceProp); + var targetPropFlags = ts.getDeclarationModifierFlagsFromSymbol(targetProp); if (sourcePropFlags & 8 /* Private */ || targetPropFlags & 8 /* Private */) { + if (ts.getCheckFlags(sourceProp) & 256 /* ContainsPrivate */) { + if (reportErrors) { + reportError(ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(sourceProp), typeToString(source)); + } + return 0 /* False */; + } if (sourceProp.valueDeclaration !== targetProp.valueDeclaration) { if (reportErrors) { if (sourcePropFlags & 8 /* Private */ && targetPropFlags & 8 /* Private */) { @@ -31387,12 +32336,9 @@ var ts; } } else if (targetPropFlags & 16 /* Protected */) { - var sourceDeclaredInClass = sourceProp.parent && sourceProp.parent.flags & 32 /* Class */; - var sourceClass = sourceDeclaredInClass ? getDeclaredTypeOfSymbol(getParentOfSymbol(sourceProp)) : undefined; - var targetClass = getDeclaredTypeOfSymbol(getParentOfSymbol(targetProp)); - if (!sourceClass || !hasBaseType(sourceClass, targetClass)) { + if (!isValidOverrideOf(sourceProp, targetProp)) { if (reportErrors) { - reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(sourceClass || source), typeToString(targetClass)); + reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(getDeclaringClass(sourceProp) || source), typeToString(getDeclaringClass(targetProp) || target)); } return 0 /* False */; } @@ -31412,7 +32358,7 @@ var ts; } result &= related; // When checking for comparability, be more lenient with optional properties. - if (relation !== comparableRelation && sourceProp.flags & 536870912 /* Optional */ && !(targetProp.flags & 536870912 /* Optional */)) { + if (relation !== comparableRelation && sourceProp.flags & 16777216 /* Optional */ && !(targetProp.flags & 16777216 /* Optional */)) { // TypeScript 1.0 spec (April 2014): 3.8.3 // S is a subtype of a type T, and T is a supertype of S if ... // S' and T are object types and, for each member M in T.. @@ -31430,6 +32376,33 @@ var ts; } return result; } + /** + * A type is 'weak' if it is an object type with at least one optional property + * and no required properties, call/construct signatures or index signatures + */ + function isWeakType(type) { + if (type.flags & 32768 /* Object */) { + var resolved = resolveStructuredTypeMembers(type); + return resolved.callSignatures.length === 0 && resolved.constructSignatures.length === 0 && + !resolved.stringIndexInfo && !resolved.numberIndexInfo && + resolved.properties.length > 0 && + ts.every(resolved.properties, function (p) { return !!(p.flags & 16777216 /* Optional */); }); + } + if (type.flags & 131072 /* Intersection */) { + return ts.every(type.types, isWeakType); + } + return false; + } + function hasCommonProperties(source, target) { + var isComparingJsxAttributes = !!(source.flags & 33554432 /* JsxAttributes */); + for (var _i = 0, _a = getPropertiesOfType(source); _i < _a.length; _i++) { + var prop = _a[_i]; + if (isKnownProperty(target, prop.escapedName, isComparingJsxAttributes)) { + return true; + } + } + return false; + } function propertiesIdenticalTo(source, target) { if (!(source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */)) { return 0 /* False */; @@ -31442,7 +32415,7 @@ var ts; var result = -1 /* True */; for (var _i = 0, sourceProperties_1 = sourceProperties; _i < sourceProperties_1.length; _i++) { var sourceProp = sourceProperties_1[_i]; - var targetProp = getPropertyOfObjectType(target, sourceProp.name); + var targetProp = getPropertyOfObjectType(target, sourceProp.escapedName); if (!targetProp) { return 0 /* False */; } @@ -31480,32 +32453,56 @@ var ts; } var result = -1 /* True */; var saveErrorInfo = errorInfo; - outer: for (var _i = 0, targetSignatures_1 = targetSignatures; _i < targetSignatures_1.length; _i++) { - var t = targetSignatures_1[_i]; - // Only elaborate errors from the first failure - var shouldElaborateErrors = reportErrors; - for (var _a = 0, sourceSignatures_1 = sourceSignatures; _a < sourceSignatures_1.length; _a++) { - var s = sourceSignatures_1[_a]; - var related = signatureRelatedTo(s, t, shouldElaborateErrors); - if (related) { - result &= related; - errorInfo = saveErrorInfo; - continue outer; + if (getObjectFlags(source) & 64 /* Instantiated */ && getObjectFlags(target) & 64 /* Instantiated */ && source.symbol === target.symbol) { + // We have instantiations of the same anonymous type (which typically will be the type of a + // method). Simply do a pairwise comparison of the signatures in the two signature lists instead + // of the much more expensive N * M comparison matrix we explore below. We erase type parameters + // as they are known to always be the same. + for (var i = 0; i < targetSignatures.length; i++) { + var related = signatureRelatedTo(sourceSignatures[i], targetSignatures[i], /*erase*/ true, reportErrors); + if (!related) { + return 0 /* False */; } - shouldElaborateErrors = false; + result &= related; } - if (shouldElaborateErrors) { - reportError(ts.Diagnostics.Type_0_provides_no_match_for_the_signature_1, typeToString(source), signatureToString(t, /*enclosingDeclaration*/ undefined, /*flags*/ undefined, kind)); + } + else if (sourceSignatures.length === 1 && targetSignatures.length === 1) { + // For simple functions (functions with a single signature) we only erase type parameters for + // the comparable relation. Otherwise, if the source signature is generic, we instantiate it + // in the context of the target signature before checking the relationship. Ideally we'd do + // this regardless of the number of signatures, but the potential costs are prohibitive due + // to the quadratic nature of the logic below. + var eraseGenerics = relation === comparableRelation || compilerOptions.noStrictGenericChecks; + result = signatureRelatedTo(sourceSignatures[0], targetSignatures[0], eraseGenerics, reportErrors); + } + else { + outer: for (var _i = 0, targetSignatures_1 = targetSignatures; _i < targetSignatures_1.length; _i++) { + var t = targetSignatures_1[_i]; + // Only elaborate errors from the first failure + var shouldElaborateErrors = reportErrors; + for (var _a = 0, sourceSignatures_1 = sourceSignatures; _a < sourceSignatures_1.length; _a++) { + var s = sourceSignatures_1[_a]; + var related = signatureRelatedTo(s, t, /*erase*/ true, shouldElaborateErrors); + if (related) { + result &= related; + errorInfo = saveErrorInfo; + continue outer; + } + shouldElaborateErrors = false; + } + if (shouldElaborateErrors) { + reportError(ts.Diagnostics.Type_0_provides_no_match_for_the_signature_1, typeToString(source), signatureToString(t, /*enclosingDeclaration*/ undefined, /*flags*/ undefined, kind)); + } + return 0 /* False */; } - return 0 /* False */; } return result; } /** * See signatureAssignableTo, compareSignaturesIdentical */ - function signatureRelatedTo(source, target, reportErrors) { - return compareSignaturesRelated(source, target, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo); + function signatureRelatedTo(source, target, erase, reportErrors) { + return compareSignaturesRelated(erase ? getErasedSignature(source) : source, erase ? getErasedSignature(target) : target, 0 /* None */, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo); } function signaturesIdenticalTo(source, target, kind) { var sourceSignatures = getSignaturesOfType(source, kind); @@ -31514,7 +32511,7 @@ var ts; return 0 /* False */; } var result = -1 /* True */; - for (var i = 0, len = sourceSignatures.length; i < len; i++) { + for (var i = 0; i < sourceSignatures.length; i++) { var related = compareSignaturesIdentical(sourceSignatures[i], targetSignatures[i], /*partialMatch*/ false, /*ignoreThisTypes*/ false, /*ignoreReturnTypes*/ false, isRelatedTo); if (!related) { return 0 /* False */; @@ -31527,7 +32524,7 @@ var ts; var result = -1 /* True */; for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) { var prop = _a[_i]; - if (kind === 0 /* String */ || isNumericLiteralName(prop.name)) { + if (kind === 0 /* String */ || isNumericLiteralName(prop.escapedName)) { var related = isRelatedTo(getTypeOfSymbol(prop), target, reportErrors); if (!related) { if (reportErrors) { @@ -31547,12 +32544,12 @@ var ts; } return related; } - function indexTypesRelatedTo(source, originalSource, target, kind, reportErrors) { + function indexTypesRelatedTo(source, target, kind, sourceIsPrimitive, reportErrors) { if (relation === identityRelation) { return indexTypesIdenticalTo(source, target, kind); } var targetInfo = getIndexInfoOfType(target, kind); - if (!targetInfo || ((targetInfo.type.flags & 1 /* Any */) && !(originalSource.flags & 8190 /* Primitive */))) { + if (!targetInfo || targetInfo.type.flags & 1 /* Any */ && !sourceIsPrimitive) { // Index signature of type any permits assignment from everything but primitives return -1 /* True */; } @@ -31561,7 +32558,12 @@ var ts; if (sourceInfo) { return indexInfoRelatedTo(sourceInfo, targetInfo, reportErrors); } - if (isObjectLiteralType(source)) { + if (isGenericMappedType(source)) { + // A generic mapped type { [P in K]: T } is related to an index signature { [x: string]: U } + // if T is related to U. + return kind === 0 /* String */ && isRelatedTo(getTemplateTypeFromMappedType(source), targetInfo.type, reportErrors); + } + if (isObjectTypeWithInferableIndex(source)) { var related = -1 /* True */; if (kind === 0 /* String */) { var sourceNumberInfo = getIndexInfoOfType(source, 1 /* Number */); @@ -31594,8 +32596,8 @@ var ts; if (!sourceSignature.declaration || !targetSignature.declaration) { return true; } - var sourceAccessibility = ts.getModifierFlags(sourceSignature.declaration) & 24 /* NonPublicAccessibilityModifier */; - var targetAccessibility = ts.getModifierFlags(targetSignature.declaration) & 24 /* NonPublicAccessibilityModifier */; + var sourceAccessibility = ts.getSelectedModifierFlags(sourceSignature.declaration, 24 /* NonPublicAccessibilityModifier */); + var targetAccessibility = ts.getSelectedModifierFlags(targetSignature.declaration, 24 /* NonPublicAccessibilityModifier */); // A public, protected and private signature is assignable to a private signature. if (targetAccessibility === 8 /* Private */) { return true; @@ -31614,35 +32616,185 @@ var ts; return false; } } + // Return a type reference where the source type parameter is replaced with the target marker + // type, and flag the result as a marker type reference. + function getMarkerTypeReference(type, source, target) { + var result = createTypeReference(type, ts.map(type.typeParameters, function (t) { return t === source ? target : t; })); + result.flags |= 67108864 /* MarkerType */; + return result; + } + // Return an array containing the variance of each type parameter. The variance is effectively + // a digest of the type comparisons that occur for each type argument when instantiations of the + // generic type are structurally compared. We infer the variance information by comparing + // instantiations of the generic type for type arguments with known relations. The function + // returns the emptyArray singleton if we're not in strictFunctionTypes mode or if the function + // has been invoked recursively for the given generic type. + function getVariances(type) { + if (!strictFunctionTypes) { + return ts.emptyArray; + } + var typeParameters = type.typeParameters || ts.emptyArray; + var variances = type.variances; + if (!variances) { + if (type === globalArrayType || type === globalReadonlyArrayType) { + // Arrays are known to be covariant, no need to spend time computing this + variances = [1 /* Covariant */]; + } + else { + // The emptyArray singleton is used to signal a recursive invocation. + type.variances = ts.emptyArray; + variances = []; + for (var _i = 0, typeParameters_1 = typeParameters; _i < typeParameters_1.length; _i++) { + var tp = typeParameters_1[_i]; + // We first compare instantiations where the type parameter is replaced with + // marker types that have a known subtype relationship. From this we can infer + // invariance, covariance, contravariance or bivariance. + var typeWithSuper = getMarkerTypeReference(type, tp, markerSuperType); + var typeWithSub = getMarkerTypeReference(type, tp, markerSubType); + var variance = (isTypeAssignableTo(typeWithSub, typeWithSuper) ? 1 /* Covariant */ : 0) | + (isTypeAssignableTo(typeWithSuper, typeWithSub) ? 2 /* Contravariant */ : 0); + // If the instantiations appear to be related bivariantly it may be because the + // type parameter is independent (i.e. it isn't witnessed anywhere in the generic + // type). To determine this we compare instantiations where the type parameter is + // replaced with marker types that are known to be unrelated. + if (variance === 3 /* Bivariant */ && isTypeAssignableTo(getMarkerTypeReference(type, tp, markerOtherType), typeWithSuper)) { + variance = 4 /* Independent */; + } + variances.push(variance); + } + } + type.variances = variances; + } + return variances; + } + // Return true if the given type reference has a 'void' type argument for a covariant type parameter. + // See comment at call in recursiveTypeRelatedTo for when this case matters. + function hasCovariantVoidArgument(type, variances) { + for (var i = 0; i < variances.length; i++) { + if (variances[i] === 1 /* Covariant */ && type.typeArguments[i].flags & 1024 /* Void */) { + return true; + } + } + return false; + } + function isUnconstrainedTypeParameter(type) { + return type.flags & 16384 /* TypeParameter */ && !getConstraintFromTypeParameter(type); + } + function isTypeReferenceWithGenericArguments(type) { + return getObjectFlags(type) & 4 /* Reference */ && ts.some(type.typeArguments, function (t) { return isUnconstrainedTypeParameter(t) || isTypeReferenceWithGenericArguments(t); }); + } + /** + * getTypeReferenceId(A) returns "111=0-12=1" + * where A.id=111 and number.id=12 + */ + function getTypeReferenceId(type, typeParameters, depth) { + if (depth === void 0) { depth = 0; } + var result = "" + type.target.id; + for (var _i = 0, _a = type.typeArguments; _i < _a.length; _i++) { + var t = _a[_i]; + if (isUnconstrainedTypeParameter(t)) { + var index = ts.indexOf(typeParameters, t); + if (index < 0) { + index = typeParameters.length; + typeParameters.push(t); + } + result += "=" + index; + } + else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) { + result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">"; + } + else { + result += "-" + t.id; + } + } + return result; + } + /** + * To improve caching, the relation key for two generic types uses the target's id plus ids of the type parameters. + * For other cases, the types ids are used. + */ + function getRelationKey(source, target, relation) { + if (relation === identityRelation && source.id > target.id) { + var temp = source; + source = target; + target = temp; + } + if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) { + var typeParameters = []; + return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters); + } + return source.id + "," + target.id; + } + // Invoke the callback for each underlying property symbol of the given symbol and return the first + // value that isn't undefined. + function forEachProperty(prop, callback) { + if (ts.getCheckFlags(prop) & 6 /* Synthetic */) { + for (var _i = 0, _a = prop.containingType.types; _i < _a.length; _i++) { + var t = _a[_i]; + var p = getPropertyOfType(t, prop.escapedName); + var result = p && forEachProperty(p, callback); + if (result) { + return result; + } + } + return undefined; + } + return callback(prop); + } + // Return the declaring class type of a property or undefined if property not declared in class + function getDeclaringClass(prop) { + return prop.parent && prop.parent.flags & 32 /* Class */ ? getDeclaredTypeOfSymbol(getParentOfSymbol(prop)) : undefined; + } + // Return true if some underlying source property is declared in a class that derives + // from the given base class. + function isPropertyInClassDerivedFrom(prop, baseClass) { + return forEachProperty(prop, function (sp) { + var sourceClass = getDeclaringClass(sp); + return sourceClass ? hasBaseType(sourceClass, baseClass) : false; + }); + } + // Return true if source property is a valid override of protected parts of target property. + function isValidOverrideOf(sourceProp, targetProp) { + return !forEachProperty(targetProp, function (tp) { return ts.getDeclarationModifierFlagsFromSymbol(tp) & 16 /* Protected */ ? + !isPropertyInClassDerivedFrom(sourceProp, getDeclaringClass(tp)) : false; }); + } + // Return true if the given class derives from each of the declaring classes of the protected + // constituents of the given property. + function isClassDerivedFromDeclaringClasses(checkClass, prop) { + return forEachProperty(prop, function (p) { return ts.getDeclarationModifierFlagsFromSymbol(p) & 16 /* Protected */ ? + !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass; + } // Return true if the given type is the constructor type for an abstract class function isAbstractConstructorType(type) { if (getObjectFlags(type) & 16 /* Anonymous */) { var symbol = type.symbol; if (symbol && symbol.flags & 32 /* Class */) { var declaration = getClassLikeDeclarationOfSymbol(symbol); - if (declaration && ts.getModifierFlags(declaration) & 128 /* Abstract */) { + if (declaration && ts.hasModifier(declaration, 128 /* Abstract */)) { return true; } } } return false; } - // Return true if the given type is part of a deeply nested chain of generic instantiations. We consider this to be the case - // when structural type comparisons have been started for 10 or more instantiations of the same generic type. It is possible, - // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely expanding. - // Effectively, we will generate a false positive when two types are structurally equal to at least 10 levels, but unequal at - // some level beyond that. - function isDeeplyNestedGeneric(type, stack, depth) { - // We track type references (created by createTypeReference) and instantiated types (created by instantiateType) - if (getObjectFlags(type) & (4 /* Reference */ | 64 /* Instantiated */) && depth >= 5) { + // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons + // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible, + // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely + // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5 + // levels, but unequal at some level beyond that. + function isDeeplyNestedType(type, stack, depth) { + // We track all object types that have an associated symbol (representing the origin of the type) + if (depth >= 5 && type.flags & 32768 /* Object */) { var symbol = type.symbol; - var count = 0; - for (var i = 0; i < depth; i++) { - var t = stack[i]; - if (getObjectFlags(t) & (4 /* Reference */ | 64 /* Instantiated */) && t.symbol === symbol) { - count++; - if (count >= 5) - return true; + if (symbol) { + var count = 0; + for (var i = 0; i < depth; i++) { + var t = stack[i]; + if (t.flags & 32768 /* Object */ && t.symbol === symbol) { + count++; + if (count >= 5) + return true; + } } } } @@ -31658,8 +32810,8 @@ var ts; if (sourceProp === targetProp) { return -1 /* True */; } - var sourcePropAccessibility = getDeclarationModifierFlagsFromSymbol(sourceProp) & 24 /* NonPublicAccessibilityModifier */; - var targetPropAccessibility = getDeclarationModifierFlagsFromSymbol(targetProp) & 24 /* NonPublicAccessibilityModifier */; + var sourcePropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(sourceProp) & 24 /* NonPublicAccessibilityModifier */; + var targetPropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(targetProp) & 24 /* NonPublicAccessibilityModifier */; if (sourcePropAccessibility !== targetPropAccessibility) { return 0 /* False */; } @@ -31669,7 +32821,7 @@ var ts; } } else { - if ((sourceProp.flags & 536870912 /* Optional */) !== (targetProp.flags & 536870912 /* Optional */)) { + if ((sourceProp.flags & 16777216 /* Optional */) !== (targetProp.flags & 16777216 /* Optional */)) { return 0 /* False */; } } @@ -31713,7 +32865,7 @@ var ts; // the constraints with a common set of type arguments to get relatable entities in places where // type parameters occur in the constraints. The complexity of doing that doesn't seem worthwhile, // particularly as we're comparing erased versions of the signatures below. - if ((source.typeParameters ? source.typeParameters.length : 0) !== (target.typeParameters ? target.typeParameters.length : 0)) { + if (ts.length(source.typeParameters) !== ts.length(target.typeParameters)) { return 0 /* False */; } // Spec 1.0 Section 3.8.3 & 3.8.4: @@ -31752,18 +32904,10 @@ var ts; function isRestParameterIndex(signature, parameterIndex) { return signature.hasRestParameter && parameterIndex >= signature.parameters.length - 1; } - function isSupertypeOfEach(candidate, types) { - for (var _i = 0, types_7 = types; _i < types_7.length; _i++) { - var t = types_7[_i]; - if (candidate !== t && !isTypeSubtypeOf(t, candidate)) - return false; - } - return true; - } function literalTypesWithSameBaseType(types) { var commonBaseType; - for (var _i = 0, types_8 = types; _i < types_8.length; _i++) { - var t = types_8[_i]; + for (var _i = 0, types_10 = types; _i < types_10.length; _i++) { + var t = types_10[_i]; var baseType = getBaseTypeOfLiteralType(t); if (!commonBaseType) { commonBaseType = baseType; @@ -31774,55 +32918,26 @@ var ts; } return true; } - // When the candidate types are all literal types with the same base type, the common - // supertype is a union of those literal types. Otherwise, the common supertype is the - // first type that is a supertype of each of the other types. + // When the candidate types are all literal types with the same base type, return a union + // of those literal types. Otherwise, return the leftmost type for which no type to the + // right is a supertype. function getSupertypeOrUnion(types) { - return literalTypesWithSameBaseType(types) ? getUnionType(types) : ts.forEach(types, function (t) { return isSupertypeOfEach(t, types) ? t : undefined; }); + return literalTypesWithSameBaseType(types) ? + getUnionType(types) : + ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(s, t) ? t : s; }); } function getCommonSupertype(types) { if (!strictNullChecks) { return getSupertypeOrUnion(types); } var primaryTypes = ts.filter(types, function (t) { return !(t.flags & 6144 /* Nullable */); }); - if (!primaryTypes.length) { - return getUnionType(types, /*subtypeReduction*/ true); - } - var supertype = getSupertypeOrUnion(primaryTypes); - return supertype && includeFalsyTypes(supertype, getFalsyFlagsOfTypes(types) & 6144 /* Nullable */); - } - function reportNoCommonSupertypeError(types, errorLocation, errorMessageChainHead) { - // The downfallType/bestSupertypeDownfallType is the first type that caused a particular candidate - // to not be the common supertype. So if it weren't for this one downfallType (and possibly others), - // the type in question could have been the common supertype. - var bestSupertype; - var bestSupertypeDownfallType; - var bestSupertypeScore = 0; - for (var i = 0; i < types.length; i++) { - var score = 0; - var downfallType = undefined; - for (var j = 0; j < types.length; j++) { - if (isTypeSubtypeOf(types[j], types[i])) { - score++; - } - else if (!downfallType) { - downfallType = types[j]; - } - } - ts.Debug.assert(!!downfallType, "If there is no common supertype, each type should have a downfallType"); - if (score > bestSupertypeScore) { - bestSupertype = types[i]; - bestSupertypeDownfallType = downfallType; - bestSupertypeScore = score; - } - // types.length - 1 is the maximum score, given that getCommonSupertype returned false - if (bestSupertypeScore === types.length - 1) { - break; - } - } - // In the following errors, the {1} slot is before the {0} slot because checkTypeSubtypeOf supplies the - // subtype as the first argument to the error - checkTypeSubtypeOf(bestSupertypeDownfallType, bestSupertype, errorLocation, ts.Diagnostics.Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0, errorMessageChainHead); + return primaryTypes.length ? + getNullableType(getSupertypeOrUnion(primaryTypes), getFalsyFlagsOfTypes(types) & 6144 /* Nullable */) : + getUnionType(types, /*subtypeReduction*/ true); + } + // Return the leftmost type for which no type to the right is a subtype. + function getCommonSubtype(types) { + return ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(t, s) ? t : s; }); } function isArrayType(type) { return getObjectFlags(type) & 4 /* Reference */ && type.target === globalArrayType; @@ -31837,27 +32952,27 @@ var ts; return !!getPropertyOfType(type, "0"); } function isUnitType(type) { - return (type.flags & (480 /* Literal */ | 2048 /* Undefined */ | 4096 /* Null */)) !== 0; + return !!(type.flags & 6368 /* Unit */); } function isLiteralType(type) { return type.flags & 8 /* Boolean */ ? true : - type.flags & 65536 /* Union */ ? type.flags & 16 /* Enum */ ? true : !ts.forEach(type.types, function (t) { return !isUnitType(t); }) : + type.flags & 65536 /* Union */ ? type.flags & 256 /* EnumLiteral */ ? true : !ts.forEach(type.types, function (t) { return !isUnitType(t); }) : isUnitType(type); } function getBaseTypeOfLiteralType(type) { - return type.flags & 32 /* StringLiteral */ ? stringType : - type.flags & 64 /* NumberLiteral */ ? numberType : - type.flags & 128 /* BooleanLiteral */ ? booleanType : - type.flags & 256 /* EnumLiteral */ ? type.baseType : - type.flags & 65536 /* Union */ && !(type.flags & 16 /* Enum */) ? getUnionType(ts.sameMap(type.types, getBaseTypeOfLiteralType)) : + return type.flags & 256 /* EnumLiteral */ ? getBaseTypeOfEnumLiteralType(type) : + type.flags & 32 /* StringLiteral */ ? stringType : + type.flags & 64 /* NumberLiteral */ ? numberType : + type.flags & 128 /* BooleanLiteral */ ? booleanType : + type.flags & 65536 /* Union */ ? getUnionType(ts.sameMap(type.types, getBaseTypeOfLiteralType)) : type; } function getWidenedLiteralType(type) { - return type.flags & 32 /* StringLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? stringType : - type.flags & 64 /* NumberLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? numberType : - type.flags & 128 /* BooleanLiteral */ ? booleanType : - type.flags & 256 /* EnumLiteral */ ? type.baseType : - type.flags & 65536 /* Union */ && !(type.flags & 16 /* Enum */) ? getUnionType(ts.sameMap(type.types, getWidenedLiteralType)) : + return type.flags & 256 /* EnumLiteral */ ? getBaseTypeOfEnumLiteralType(type) : + type.flags & 32 /* StringLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? stringType : + type.flags & 64 /* NumberLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? numberType : + type.flags & 128 /* BooleanLiteral */ ? booleanType : + type.flags & 65536 /* Union */ ? getUnionType(ts.sameMap(type.types, getWidenedLiteralType)) : type; } /** @@ -31869,8 +32984,8 @@ var ts; } function getFalsyFlagsOfTypes(types) { var result = 0; - for (var _i = 0, types_9 = types; _i < types_9.length; _i++) { - var t = types_9[_i]; + for (var _i = 0, types_11 = types; _i < types_11.length; _i++) { + var t = types_11[_i]; result |= getFalsyFlags(t); } return result; @@ -31880,49 +32995,54 @@ var ts; // no flags for all other types (including non-falsy literal types). function getFalsyFlags(type) { return type.flags & 65536 /* Union */ ? getFalsyFlagsOfTypes(type.types) : - type.flags & 32 /* StringLiteral */ ? type.text === "" ? 32 /* StringLiteral */ : 0 : - type.flags & 64 /* NumberLiteral */ ? type.text === "0" ? 64 /* NumberLiteral */ : 0 : + type.flags & 32 /* StringLiteral */ ? type.value === "" ? 32 /* StringLiteral */ : 0 : + type.flags & 64 /* NumberLiteral */ ? type.value === 0 ? 64 /* NumberLiteral */ : 0 : type.flags & 128 /* BooleanLiteral */ ? type === falseType ? 128 /* BooleanLiteral */ : 0 : type.flags & 7406 /* PossiblyFalsy */; } - function includeFalsyTypes(type, flags) { - if ((getFalsyFlags(type) & flags) === flags) { - return type; - } - var types = [type]; - if (flags & 262178 /* StringLike */) - types.push(emptyStringType); - if (flags & 340 /* NumberLike */) - types.push(zeroType); - if (flags & 136 /* BooleanLike */) - types.push(falseType); - if (flags & 1024 /* Void */) - types.push(voidType); - if (flags & 2048 /* Undefined */) - types.push(undefinedType); - if (flags & 4096 /* Null */) - types.push(nullType); - return getUnionType(types, /*subtypeReduction*/ true); - } function removeDefinitelyFalsyTypes(type) { return getFalsyFlags(type) & 7392 /* DefinitelyFalsy */ ? filterType(type, function (t) { return !(getFalsyFlags(t) & 7392 /* DefinitelyFalsy */); }) : type; } + function extractDefinitelyFalsyTypes(type) { + return mapType(type, getDefinitelyFalsyPartOfType); + } + function getDefinitelyFalsyPartOfType(type) { + return type.flags & 2 /* String */ ? emptyStringType : + type.flags & 4 /* Number */ ? zeroType : + type.flags & 8 /* Boolean */ || type === falseType ? falseType : + type.flags & (1024 /* Void */ | 2048 /* Undefined */ | 4096 /* Null */) || + type.flags & 32 /* StringLiteral */ && type.value === "" || + type.flags & 64 /* NumberLiteral */ && type.value === 0 ? type : + neverType; + } + /** + * Add undefined or null or both to a type if they are missing. + * @param type - type to add undefined and/or null to if not present + * @param flags - Either TypeFlags.Undefined or TypeFlags.Null, or both + */ + function getNullableType(type, flags) { + var missing = (flags & ~type.flags) & (2048 /* Undefined */ | 4096 /* Null */); + return missing === 0 ? type : + missing === 2048 /* Undefined */ ? getUnionType([type, undefinedType]) : + missing === 4096 /* Null */ ? getUnionType([type, nullType]) : + getUnionType([type, undefinedType, nullType]); + } function getNonNullableType(type) { return strictNullChecks ? getTypeWithFacts(type, 524288 /* NEUndefinedOrNull */) : type; } /** - * Return true if type was inferred from an object literal or written as an object type literal + * Return true if type was inferred from an object literal, written as an object type literal, or is the shape of a module * with no call or construct signatures. */ - function isObjectLiteralType(type) { - return type.symbol && (type.symbol.flags & (4096 /* ObjectLiteral */ | 2048 /* TypeLiteral */)) !== 0 && + function isObjectTypeWithInferableIndex(type) { + return type.symbol && (type.symbol.flags & (4096 /* ObjectLiteral */ | 2048 /* TypeLiteral */ | 512 /* ValueModule */)) !== 0 && getSignaturesOfType(type, 0 /* Call */).length === 0 && getSignaturesOfType(type, 1 /* Construct */).length === 0; } - function createTransientSymbol(source, type) { - var symbol = createSymbol(source.flags | 67108864 /* Transient */, source.name); + function createSymbolWithType(source, type) { + var symbol = createSymbol(source.flags, source.escapedName); symbol.declarations = source.declarations; symbol.parent = source.parent; symbol.type = type; @@ -31933,14 +33053,13 @@ var ts; return symbol; } function transformTypeOfMembers(type, f) { - var members = ts.createMap(); + var members = ts.createSymbolTable(); for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) { var property = _a[_i]; var original = getTypeOfSymbol(property); var updated = f(original); - members[property.name] = updated === original ? property : createTransientSymbol(property, updated); + members.set(property.escapedName, updated === original ? property : createSymbolWithType(property, updated)); } - ; return members; } /** @@ -31964,14 +33083,22 @@ var ts; type.regularType = regularNew; return regularNew; } + function getWidenedProperty(prop) { + var original = getTypeOfSymbol(prop); + var widened = getWidenedType(original); + return widened === original ? prop : createSymbolWithType(prop, widened); + } function getWidenedTypeOfObjectLiteral(type) { - var members = transformTypeOfMembers(type, function (prop) { - var widened = getWidenedType(prop); - return prop === widened ? prop : widened; - }); + var members = ts.createSymbolTable(); + for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) { + var prop = _a[_i]; + // Since get accessors already widen their return value there is no need to + // widen accessor based properties here. + members.set(prop.escapedName, prop.flags & 4 /* Property */ ? getWidenedProperty(prop) : prop); + } var stringIndexInfo = getIndexInfoOfType(type, 0 /* String */); var numberIndexInfo = getIndexInfoOfType(type, 1 /* Number */); - return createAnonymousType(type.symbol, members, emptyArray, emptyArray, stringIndexInfo && createIndexInfo(getWidenedType(stringIndexInfo.type), stringIndexInfo.isReadonly), numberIndexInfo && createIndexInfo(getWidenedType(numberIndexInfo.type), numberIndexInfo.isReadonly)); + return createAnonymousType(type.symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo && createIndexInfo(getWidenedType(stringIndexInfo.type), stringIndexInfo.isReadonly), numberIndexInfo && createIndexInfo(getWidenedType(numberIndexInfo.type), numberIndexInfo.isReadonly)); } function getWidenedConstituentType(type) { return type.flags & 6144 /* Nullable */ ? type : getWidenedType(type); @@ -32028,7 +33155,7 @@ var ts; var t = getTypeOfSymbol(p); if (t.flags & 2097152 /* ContainsWideningType */) { if (!reportWideningErrorsInType(t)) { - error(p.valueDeclaration, ts.Diagnostics.Object_literal_s_property_0_implicitly_has_an_1_type, p.name, typeToString(getWidenedType(t))); + error(p.valueDeclaration, ts.Diagnostics.Object_literal_s_property_0_implicitly_has_an_1_type, ts.symbolName(p), typeToString(getWidenedType(t))); } errorReported = true; } @@ -32040,25 +33167,25 @@ var ts; var typeAsString = typeToString(getWidenedType(type)); var diagnostic; switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: diagnostic = ts.Diagnostics.Member_0_implicitly_has_an_1_type; break; - case 144 /* Parameter */: + case 146 /* Parameter */: diagnostic = declaration.dotDotDotToken ? ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type : ts.Diagnostics.Parameter_0_implicitly_has_an_1_type; break; - case 174 /* BindingElement */: + case 176 /* BindingElement */: diagnostic = ts.Diagnostics.Binding_element_0_implicitly_has_an_1_type; break; - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: if (!declaration.name) { error(declaration, ts.Diagnostics.Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString); return; @@ -32068,10 +33195,10 @@ var ts; default: diagnostic = ts.Diagnostics.Variable_0_implicitly_has_an_1_type; } - error(declaration, diagnostic, ts.declarationNameToString(declaration.name), typeAsString); + error(declaration, diagnostic, ts.declarationNameToString(ts.getNameOfDeclaration(declaration)), typeAsString); } function reportErrorsFromWidening(declaration, type) { - if (produceDiagnostics && compilerOptions.noImplicitAny && type.flags & 2097152 /* ContainsWideningType */) { + if (produceDiagnostics && noImplicitAny && type.flags & 2097152 /* ContainsWideningType */) { // Report implicit any error within type if possible, otherwise report error on declaration if (!reportWideningErrorsInType(type)) { reportImplicitAnyError(declaration, type); @@ -32098,21 +33225,42 @@ var ts; callback(getTypeAtPosition(source, i), getTypeAtPosition(target, i)); } } - function createInferenceContext(signature, inferUnionTypes) { - var inferences = ts.map(signature.typeParameters, createTypeInferencesObject); + function createInferenceContext(signature, flags, compareTypes, baseInferences) { + var inferences = baseInferences ? ts.map(baseInferences, cloneInferenceInfo) : ts.map(signature.typeParameters, createInferenceInfo); + var context = mapper; + context.signature = signature; + context.inferences = inferences; + context.flags = flags; + context.compareTypes = compareTypes || compareTypesAssignable; + return context; + function mapper(t) { + for (var i = 0; i < inferences.length; i++) { + if (t === inferences[i].typeParameter) { + inferences[i].isFixed = true; + return getInferredType(context, i); + } + } + return t; + } + } + function createInferenceInfo(typeParameter) { return { - signature: signature, - inferUnionTypes: inferUnionTypes, - inferences: inferences, - inferredTypes: new Array(signature.typeParameters.length), + typeParameter: typeParameter, + candidates: undefined, + inferredType: undefined, + priority: undefined, + topLevel: true, + isFixed: false }; } - function createTypeInferencesObject() { + function cloneInferenceInfo(inference) { return { - primary: undefined, - secondary: undefined, - topLevel: true, - isFixed: false, + typeParameter: inference.typeParameter, + candidates: inference.candidates && inference.candidates.slice(), + inferredType: inference.inferredType, + priority: inference.priority, + topLevel: inference.topLevel, + isFixed: inference.isFixed }; } // Return true if the given type could possibly reference a type parameter for which @@ -32120,9 +33268,9 @@ var ts; // results for union and intersection types for performance reasons. function couldContainTypeVariables(type) { var objectFlags = getObjectFlags(type); - return !!(type.flags & 540672 /* TypeVariable */ || + return !!(type.flags & (540672 /* TypeVariable */ | 262144 /* Index */) || objectFlags & 4 /* Reference */ && ts.forEach(type.typeArguments, couldContainTypeVariables) || - objectFlags & 16 /* Anonymous */ && type.symbol && type.symbol.flags & (8192 /* Method */ | 2048 /* TypeLiteral */ | 32 /* Class */) || + objectFlags & 16 /* Anonymous */ && type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */ | 2048 /* TypeLiteral */ | 32 /* Class */) || objectFlags & 32 /* Mapped */ || type.flags & 196608 /* UnionOrIntersection */ && couldUnionOrIntersectionContainTypeVariables(type)); } @@ -32145,25 +33293,24 @@ var ts; if (properties.length === 0 && !indexInfo) { return undefined; } - var typeVariable = getIndexedAccessType(getConstraintTypeFromMappedType(target).type, getTypeParameterFromMappedType(target)); - var typeVariableArray = [typeVariable]; - var typeInferences = createTypeInferencesObject(); - var typeInferencesArray = [typeInferences]; + var typeParameter = getIndexedAccessType(getConstraintTypeFromMappedType(target).type, getTypeParameterFromMappedType(target)); + var inference = createInferenceInfo(typeParameter); + var inferences = [inference]; var templateType = getTemplateTypeFromMappedType(target); var readonlyMask = target.declaration.readonlyToken ? false : true; - var optionalMask = target.declaration.questionToken ? 0 : 536870912 /* Optional */; - var members = createSymbolTable(properties); + var optionalMask = target.declaration.questionToken ? 0 : 16777216 /* Optional */; + var members = ts.createSymbolTable(); for (var _i = 0, properties_4 = properties; _i < properties_4.length; _i++) { var prop = properties_4[_i]; var inferredPropType = inferTargetType(getTypeOfSymbol(prop)); if (!inferredPropType) { return undefined; } - var inferredProp = createSymbol(4 /* Property */ | 67108864 /* Transient */ | prop.flags & optionalMask, prop.name); + var inferredProp = createSymbol(4 /* Property */ | prop.flags & optionalMask, prop.escapedName); + inferredProp.checkFlags = readonlyMask && isReadonlySymbol(prop) ? 8 /* Readonly */ : 0; inferredProp.declarations = prop.declarations; inferredProp.type = inferredPropType; - inferredProp.isReadonly = readonlyMask && isReadonlySymbol(prop); - members[prop.name] = inferredProp; + members.set(prop.escapedName, inferredProp); } if (indexInfo) { var inferredIndexType = inferTargetType(indexInfo.type); @@ -32172,33 +33319,31 @@ var ts; } indexInfo = createIndexInfo(inferredIndexType, readonlyMask && indexInfo.isReadonly); } - return createAnonymousType(undefined, members, emptyArray, emptyArray, indexInfo, undefined); + return createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, indexInfo, undefined); function inferTargetType(sourceType) { - typeInferences.primary = undefined; - typeInferences.secondary = undefined; - inferTypes(typeVariableArray, typeInferencesArray, sourceType, templateType); - var inferences = typeInferences.primary || typeInferences.secondary; - return inferences && getUnionType(inferences, /*subtypeReduction*/ true); + inference.candidates = undefined; + inferTypes(inferences, sourceType, templateType); + return inference.candidates && getUnionType(inference.candidates, /*subtypeReduction*/ true); } } - function inferTypesWithContext(context, originalSource, originalTarget) { - inferTypes(context.signature.typeParameters, context.inferences, originalSource, originalTarget); - } - function inferTypes(typeVariables, typeInferences, originalSource, originalTarget) { - var sourceStack; - var targetStack; - var depth = 0; - var inferiority = 0; - var visited = ts.createMap(); - inferFromTypes(originalSource, originalTarget); - function isInProcess(source, target) { - for (var i = 0; i < depth; i++) { - if (source === sourceStack[i] && target === targetStack[i]) { - return true; + function getUnmatchedProperty(source, target, requireOptionalProperties) { + var properties = getPropertiesOfObjectType(target); + for (var _i = 0, properties_5 = properties; _i < properties_5.length; _i++) { + var targetProp = properties_5[_i]; + if (requireOptionalProperties || !(targetProp.flags & 16777216 /* Optional */)) { + var sourceProp = getPropertyOfType(source, targetProp.escapedName); + if (!sourceProp) { + return targetProp; } } - return false; } + return undefined; + } + function inferTypes(inferences, originalSource, originalTarget, priority) { + if (priority === void 0) { priority = 0; } + var symbolStack; + var visited; + inferFromTypes(originalSource, originalTarget); function inferFromTypes(source, target) { if (!couldContainTypeVariables(target)) { return; @@ -32213,7 +33358,7 @@ var ts; } return; } - if (source.flags & 65536 /* Union */ && target.flags & 65536 /* Union */ && !(source.flags & 16 /* Enum */ && target.flags & 16 /* Enum */) || + if (source.flags & 65536 /* Union */ && target.flags & 65536 /* Union */ && !(source.flags & 256 /* EnumLiteral */ && target.flags & 256 /* EnumLiteral */) || source.flags & 131072 /* Intersection */ && target.flags & 131072 /* Intersection */) { // Source and target are both unions or both intersections. If source and target // are the same type, just relate each constituent type to itself. @@ -32258,51 +33403,58 @@ var ts; // Because the anyFunctionType is internal, it should not be exposed to the user by adding // it as an inference candidate. Hopefully, a better candidate will come along that does // not contain anyFunctionType when we come back to this argument for its second round - // of inference. - if (source.flags & 8388608 /* ContainsAnyFunctionType */) { + // of inference. Also, we exclude inferences for silentNeverType which is used as a wildcard + // when constructing types from type parameters that had no inference candidates. + if (source.flags & 8388608 /* ContainsAnyFunctionType */ || source === silentNeverType) { return; } - for (var i = 0; i < typeVariables.length; i++) { - if (target === typeVariables[i]) { - var inferences = typeInferences[i]; - if (!inferences.isFixed) { - // Any inferences that are made to a type parameter in a union type are inferior - // to inferences made to a flat (non-union) type. This is because if we infer to - // T | string[], we really don't know if we should be inferring to T or not (because - // the correct constituent on the target side could be string[]). Therefore, we put - // such inferior inferences into a secondary bucket, and only use them if the primary - // bucket is empty. - var candidates = inferiority ? - inferences.secondary || (inferences.secondary = []) : - inferences.primary || (inferences.primary = []); - if (!ts.contains(candidates, source)) { - candidates.push(source); - } - if (target.flags & 16384 /* TypeParameter */ && !isTypeParameterAtTopLevel(originalTarget, target)) { - inferences.topLevel = false; - } + var inference = getInferenceInfoForType(target); + if (inference) { + if (!inference.isFixed) { + if (!inference.candidates || priority < inference.priority) { + inference.candidates = [source]; + inference.priority = priority; + } + else if (priority === inference.priority) { + inference.candidates.push(source); + } + if (!(priority & 8 /* ReturnType */) && target.flags & 16384 /* TypeParameter */ && !isTypeParameterAtTopLevel(originalTarget, target)) { + inference.topLevel = false; } - return; } + return; } } else if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { // If source and target are references to the same generic type, infer from type arguments - var sourceTypes = source.typeArguments || emptyArray; - var targetTypes = target.typeArguments || emptyArray; + var sourceTypes = source.typeArguments || ts.emptyArray; + var targetTypes = target.typeArguments || ts.emptyArray; var count = sourceTypes.length < targetTypes.length ? sourceTypes.length : targetTypes.length; + var variances = getVariances(source.target); for (var i = 0; i < count; i++) { - inferFromTypes(sourceTypes[i], targetTypes[i]); + if (i < variances.length && variances[i] === 2 /* Contravariant */) { + inferFromContravariantTypes(sourceTypes[i], targetTypes[i]); + } + else { + inferFromTypes(sourceTypes[i], targetTypes[i]); + } } } + else if (source.flags & 262144 /* Index */ && target.flags & 262144 /* Index */) { + inferFromTypes(source.type, target.type); + } + else if (source.flags & 524288 /* IndexedAccess */ && target.flags & 524288 /* IndexedAccess */) { + inferFromTypes(source.objectType, target.objectType); + inferFromTypes(source.indexType, target.indexType); + } else if (target.flags & 196608 /* UnionOrIntersection */) { var targetTypes = target.types; var typeVariableCount = 0; var typeVariable = void 0; // First infer to each type in union or intersection that isn't a type variable - for (var _d = 0, targetTypes_2 = targetTypes; _d < targetTypes_2.length; _d++) { - var t = targetTypes_2[_d]; - if (t.flags & 540672 /* TypeVariable */ && ts.contains(typeVariables, t)) { + for (var _d = 0, targetTypes_3 = targetTypes; _d < targetTypes_3.length; _d++) { + var t = targetTypes_3[_d]; + if (getInferenceInfoForType(t)) { typeVariable = t; typeVariableCount++; } @@ -32314,12 +33466,13 @@ var ts; // variable. This gives meaningful results for union types in co-variant positions and intersection // types in contra-variant positions (such as callback parameters). if (typeVariableCount === 1) { - inferiority++; + var savePriority = priority; + priority |= 2 /* NakedTypeVariable */; inferFromTypes(source, typeVariable); - inferiority--; + priority = savePriority; } } - else if (source.flags & 196608 /* UnionOrIntersection */) { + else if (source.flags & 65536 /* Union */) { // Source is a union or intersection type, infer from each constituent type var sourceTypes = source.types; for (var _e = 0, sourceTypes_3 = sourceTypes; _e < sourceTypes_3.length; _e++) { @@ -32329,31 +33482,61 @@ var ts; } else { source = getApparentType(source); - if (source.flags & 32768 /* Object */) { - if (isInProcess(source, target)) { + if (source.flags & (32768 /* Object */ | 131072 /* Intersection */)) { + var key = source.id + "," + target.id; + if (visited && visited.get(key)) { return; } - if (isDeeplyNestedGeneric(source, sourceStack, depth) && isDeeplyNestedGeneric(target, targetStack, depth)) { - return; + (visited || (visited = ts.createMap())).set(key, true); + // If we are already processing another target type with the same associated symbol (such as + // an instantiation of the same generic type), we do not explore this target as it would yield + // no further inferences. We exclude the static side of classes from this check since it shares + // its symbol with the instance side which would lead to false positives. + var isNonConstructorObject = target.flags & 32768 /* Object */ && + !(getObjectFlags(target) & 16 /* Anonymous */ && target.symbol && target.symbol.flags & 32 /* Class */); + var symbol = isNonConstructorObject ? target.symbol : undefined; + if (symbol) { + if (ts.contains(symbolStack, symbol)) { + return; + } + (symbolStack || (symbolStack = [])).push(symbol); + inferFromObjectTypes(source, target); + symbolStack.pop(); } - var key = source.id + "," + target.id; - if (visited[key]) { - return; + else { + inferFromObjectTypes(source, target); } - visited[key] = true; - if (depth === 0) { - sourceStack = []; - targetStack = []; + } + } + } + function inferFromContravariantTypes(source, target) { + if (strictFunctionTypes) { + priority ^= 1 /* Contravariant */; + inferFromTypes(source, target); + priority ^= 1 /* Contravariant */; + } + else { + inferFromTypes(source, target); + } + } + function getInferenceInfoForType(type) { + if (type.flags & 540672 /* TypeVariable */) { + for (var _i = 0, inferences_1 = inferences; _i < inferences_1.length; _i++) { + var inference = inferences_1[_i]; + if (type === inference.typeParameter) { + return inference; } - sourceStack[depth] = source; - targetStack[depth] = target; - depth++; - inferFromObjectTypes(source, target); - depth--; } } + return undefined; } function inferFromObjectTypes(source, target) { + if (isGenericMappedType(source) && isGenericMappedType(target)) { + // The source and target types are generic types { [P in S]: X } and { [P in T]: Y }, so we infer + // from S to T and from X to Y. + inferFromTypes(getConstraintTypeFromMappedType(source), getConstraintTypeFromMappedType(target)); + inferFromTypes(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target)); + } if (getObjectFlags(target) & 32 /* Mapped */) { var constraintType = getConstraintTypeFromMappedType(target); if (constraintType.flags & 262144 /* Index */) { @@ -32361,13 +33544,14 @@ var ts; // where T is a type variable. Use inferTypeForHomomorphicMappedType to infer a suitable source // type and then make a secondary inference from that type to T. We make a secondary inference // such that direct inferences to T get priority over inferences to Partial, for example. - var index = ts.indexOf(typeVariables, constraintType.type); - if (index >= 0 && !typeInferences[index].isFixed) { + var inference = getInferenceInfoForType(constraintType.type); + if (inference && !inference.isFixed) { var inferredType = inferTypeForHomomorphicMappedType(source, target); if (inferredType) { - inferiority++; - inferFromTypes(inferredType, typeVariables[index]); - inferiority--; + var savePriority = priority; + priority |= 4 /* MappedType */; + inferFromTypes(inferredType, inference.typeParameter); + priority = savePriority; } } return; @@ -32380,16 +33564,20 @@ var ts; return; } } - inferFromProperties(source, target); - inferFromSignatures(source, target, 0 /* Call */); - inferFromSignatures(source, target, 1 /* Construct */); - inferFromIndexTypes(source, target); + // Infer from the members of source and target only if the two types are possibly related. We check + // in both directions because we may be inferring for a co-variant or a contra-variant position. + if (!getUnmatchedProperty(source, target, /*requireOptionalProperties*/ false) || !getUnmatchedProperty(target, source, /*requireOptionalProperties*/ false)) { + inferFromProperties(source, target); + inferFromSignatures(source, target, 0 /* Call */); + inferFromSignatures(source, target, 1 /* Construct */); + inferFromIndexTypes(source, target); + } } function inferFromProperties(source, target) { var properties = getPropertiesOfObjectType(target); - for (var _i = 0, properties_5 = properties; _i < properties_5.length; _i++) { - var targetProp = properties_5[_i]; - var sourceProp = getPropertyOfObjectType(source, targetProp.name); + for (var _i = 0, properties_6 = properties; _i < properties_6.length; _i++) { + var targetProp = properties_6[_i]; + var sourceProp = getPropertyOfType(source, targetProp.escapedName); if (sourceProp) { inferFromTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp)); } @@ -32405,11 +33593,8 @@ var ts; inferFromSignature(getErasedSignature(sourceSignatures[sourceLen - len + i]), getErasedSignature(targetSignatures[targetLen - len + i])); } } - function inferFromParameterTypes(source, target) { - return inferFromTypes(source, target); - } function inferFromSignature(source, target) { - forEachMatchingParameterType(source, target, inferFromParameterTypes); + forEachMatchingParameterType(source, target, inferFromContravariantTypes); if (source.typePredicate && target.typePredicate && source.typePredicate.kind === target.typePredicate.kind) { inferFromTypes(source.typePredicate.type, target.typePredicate.type); } @@ -32438,8 +33623,8 @@ var ts; } } function typeIdenticalToSomeType(type, types) { - for (var _i = 0, types_10 = types; _i < types_10.length; _i++) { - var t = types_10[_i]; + for (var _i = 0, types_12 = types; _i < types_12.length; _i++) { + var t = types_12[_i]; if (isTypeIdenticalTo(t, type)) { return true; } @@ -32460,73 +33645,79 @@ var ts; } return type.flags & 65536 /* Union */ ? getUnionType(reducedTypes) : getIntersectionType(reducedTypes); } - function getInferenceCandidates(context, index) { - var inferences = context.inferences[index]; - return inferences.primary || inferences.secondary || emptyArray; - } function hasPrimitiveConstraint(type) { var constraint = getConstraintOfTypeParameter(type); return constraint && maybeTypeOfKind(constraint, 8190 /* Primitive */ | 262144 /* Index */); } function getInferredType(context, index) { - var inferredType = context.inferredTypes[index]; - var inferenceSucceeded; + var inference = context.inferences[index]; + var inferredType = inference.inferredType; if (!inferredType) { - var inferences = getInferenceCandidates(context, index); - if (inferences.length) { + if (inference.candidates) { // We widen inferred literal types if // all inferences were made to top-level ocurrences of the type parameter, and // the type parameter has no constraint or its constraint includes no primitive or literal types, and // the type parameter was fixed during inference or does not occur at top-level in the return type. var signature = context.signature; - var widenLiteralTypes = context.inferences[index].topLevel && - !hasPrimitiveConstraint(signature.typeParameters[index]) && - (context.inferences[index].isFixed || !isTypeParameterAtTopLevel(getReturnTypeOfSignature(signature), signature.typeParameters[index])); - var baseInferences = widenLiteralTypes ? ts.sameMap(inferences, getWidenedLiteralType) : inferences; - // Infer widened union or supertype, or the unknown type for no common supertype - var unionOrSuperType = context.inferUnionTypes ? getUnionType(baseInferences, /*subtypeReduction*/ true) : getCommonSupertype(baseInferences); - inferredType = unionOrSuperType ? getWidenedType(unionOrSuperType) : unknownType; - inferenceSucceeded = !!unionOrSuperType; + var widenLiteralTypes = inference.topLevel && + !hasPrimitiveConstraint(inference.typeParameter) && + (inference.isFixed || !isTypeParameterAtTopLevel(getReturnTypeOfSignature(signature), inference.typeParameter)); + var baseCandidates = widenLiteralTypes ? ts.sameMap(inference.candidates, getWidenedLiteralType) : inference.candidates; + // If all inferences were made from contravariant positions, infer a common subtype. Otherwise, if + // union types were requested or if all inferences were made from the return type position, infer a + // union type. Otherwise, infer a common supertype. + var unwidenedType = inference.priority & 1 /* Contravariant */ ? getCommonSubtype(baseCandidates) : + context.flags & 1 /* InferUnionTypes */ || inference.priority & 8 /* ReturnType */ ? getUnionType(baseCandidates, /*subtypeReduction*/ true) : + getCommonSupertype(baseCandidates); + inferredType = getWidenedType(unwidenedType); + } + else if (context.flags & 2 /* NoDefault */) { + // We use silentNeverType as the wildcard that signals no inferences. + inferredType = silentNeverType; } else { - // Infer the empty object type when no inferences were made. It is important to remember that - // in this case, inference still succeeds, meaning there is no error for not having inference - // candidates. An inference error only occurs when there are *conflicting* candidates, i.e. + // Infer either the default or the empty object type when no inferences were + // made. It is important to remember that in this case, inference still + // succeeds, meaning there is no error for not having inference candidates. An + // inference error only occurs when there are *conflicting* candidates, i.e. // candidates with no common supertype. - inferredType = emptyObjectType; - inferenceSucceeded = true; - } - context.inferredTypes[index] = inferredType; - // Only do the constraint check if inference succeeded (to prevent cascading errors) - if (inferenceSucceeded) { - var constraint = getConstraintOfTypeParameter(context.signature.typeParameters[index]); - if (constraint) { - var instantiatedConstraint = instantiateType(constraint, getInferenceMapper(context)); - if (!isTypeAssignableTo(inferredType, getTypeWithThisArgument(instantiatedConstraint, inferredType))) { - context.inferredTypes[index] = inferredType = instantiatedConstraint; - } + var defaultType = getDefaultFromTypeParameter(inference.typeParameter); + if (defaultType) { + // Instantiate the default type. Any forward reference to a type + // parameter should be instantiated to the empty object type. + inferredType = instantiateType(defaultType, combineTypeMappers(createBackreferenceMapper(context.signature.typeParameters, index), context)); + } + else { + inferredType = getDefaultTypeArgumentType(!!(context.flags & 4 /* AnyDefault */)); } } - else if (context.failedTypeParameterIndex === undefined || context.failedTypeParameterIndex > index) { - // If inference failed, it is necessary to record the index of the failed type parameter (the one we are on). - // It might be that inference has already failed on a later type parameter on a previous call to inferTypeArguments. - // So if this failure is on preceding type parameter, this type parameter is the new failure index. - context.failedTypeParameterIndex = index; + inference.inferredType = inferredType; + var constraint = getConstraintOfTypeParameter(context.signature.typeParameters[index]); + if (constraint) { + var instantiatedConstraint = instantiateType(constraint, context); + if (!context.compareTypes(inferredType, getTypeWithThisArgument(instantiatedConstraint, inferredType))) { + inference.inferredType = inferredType = instantiatedConstraint; + } } } return inferredType; } + function getDefaultTypeArgumentType(isInJavaScriptFile) { + return isInJavaScriptFile ? anyType : emptyObjectType; + } function getInferredTypes(context) { - for (var i = 0; i < context.inferredTypes.length; i++) { - getInferredType(context, i); + var result = []; + for (var i = 0; i < context.inferences.length; i++) { + result.push(getInferredType(context, i)); } - return context.inferredTypes; + return result; } // EXPRESSION TYPE CHECKING function getResolvedSymbol(node) { var links = getNodeLinks(node); if (!links.resolvedSymbol) { - links.resolvedSymbol = !ts.nodeIsMissing(node) && resolveName(node, node.text, 107455 /* Value */ | 1048576 /* ExportValue */, ts.Diagnostics.Cannot_find_name_0, node) || unknownSymbol; + links.resolvedSymbol = !ts.nodeIsMissing(node) && + resolveName(node, node.escapedText, 107455 /* Value */ | 1048576 /* ExportValue */, ts.Diagnostics.Cannot_find_name_0, node, !ts.isWriteOnlyAccess(node), ts.Diagnostics.Cannot_find_name_0_Did_you_mean_1) || unknownSymbol; } return links.resolvedSymbol; } @@ -32534,65 +33725,87 @@ var ts; // TypeScript 1.0 spec (April 2014): 3.6.3 // A type query consists of the keyword typeof followed by an expression. // The expression is restricted to a single identifier or a sequence of identifiers separated by periods - while (node) { - switch (node.kind) { - case 160 /* TypeQuery */: - return true; - case 70 /* Identifier */: - case 141 /* QualifiedName */: - node = node.parent; - continue; - default: - return false; - } - } - ts.Debug.fail("should not get here"); + return !!ts.findAncestor(node, function (n) { return n.kind === 162 /* TypeQuery */ ? true : n.kind === 71 /* Identifier */ || n.kind === 143 /* QualifiedName */ ? false : "quit"; }); } // Return the flow cache key for a "dotted name" (i.e. a sequence of identifiers // separated by dots). The key consists of the id of the symbol referenced by the // leftmost identifier followed by zero or more property names separated by dots. - // The result is undefined if the reference isn't a dotted name. + // The result is undefined if the reference isn't a dotted name. We prefix nodes + // occurring in an apparent type position with '@' because the control flow type + // of such nodes may be based on the apparent type instead of the declared type. function getFlowCacheKey(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { var symbol = getResolvedSymbol(node); - return symbol !== unknownSymbol ? "" + getSymbolId(symbol) : undefined; + return symbol !== unknownSymbol ? (isApparentTypePosition(node) ? "@" : "") + getSymbolId(symbol) : undefined; } - if (node.kind === 98 /* ThisKeyword */) { + if (node.kind === 99 /* ThisKeyword */) { return "0"; } - if (node.kind === 177 /* PropertyAccessExpression */) { + if (node.kind === 179 /* PropertyAccessExpression */) { var key = getFlowCacheKey(node.expression); - return key && key + "." + node.name.text; + return key && key + "." + ts.idText(node.name); + } + if (node.kind === 176 /* BindingElement */) { + var container = node.parent.parent; + var key = container.kind === 176 /* BindingElement */ ? getFlowCacheKey(container) : (container.initializer && getFlowCacheKey(container.initializer)); + var text = getBindingElementNameText(node); + var result = key && text && (key + "." + text); + return result; } return undefined; } - function getLeftmostIdentifierOrThis(node) { - switch (node.kind) { - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - return node; - case 177 /* PropertyAccessExpression */: - return getLeftmostIdentifierOrThis(node.expression); + function getBindingElementNameText(element) { + if (element.parent.kind === 174 /* ObjectBindingPattern */) { + var name = element.propertyName || element.name; + switch (name.kind) { + case 71 /* Identifier */: + return ts.idText(name); + case 144 /* ComputedPropertyName */: + return ts.isStringOrNumericLiteral(name.expression) ? name.expression.text : undefined; + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + return name.text; + default: + // Per types, array and object binding patterns remain, however they should never be present if propertyName is not defined + ts.Debug.fail("Unexpected name kind for binding element name"); + } + } + else { + return "" + element.parent.elements.indexOf(element); } - return undefined; } function isMatchingReference(source, target) { switch (source.kind) { - case 70 /* Identifier */: - return target.kind === 70 /* Identifier */ && getResolvedSymbol(source) === getResolvedSymbol(target) || - (target.kind === 223 /* VariableDeclaration */ || target.kind === 174 /* BindingElement */) && + case 71 /* Identifier */: + return target.kind === 71 /* Identifier */ && getResolvedSymbol(source) === getResolvedSymbol(target) || + (target.kind === 226 /* VariableDeclaration */ || target.kind === 176 /* BindingElement */) && getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(source)) === getSymbolOfNode(target); - case 98 /* ThisKeyword */: - return target.kind === 98 /* ThisKeyword */; - case 177 /* PropertyAccessExpression */: - return target.kind === 177 /* PropertyAccessExpression */ && - source.name.text === target.name.text && + case 99 /* ThisKeyword */: + return target.kind === 99 /* ThisKeyword */; + case 97 /* SuperKeyword */: + return target.kind === 97 /* SuperKeyword */; + case 179 /* PropertyAccessExpression */: + return target.kind === 179 /* PropertyAccessExpression */ && + source.name.escapedText === target.name.escapedText && isMatchingReference(source.expression, target.expression); + case 176 /* BindingElement */: + if (target.kind !== 179 /* PropertyAccessExpression */) + return false; + var t = target; + if (t.name.escapedText !== getBindingElementNameText(source)) + return false; + if (source.parent.parent.kind === 176 /* BindingElement */ && isMatchingReference(source.parent.parent, t.expression)) { + return true; + } + if (source.parent.parent.kind === 226 /* VariableDeclaration */) { + var maybeId = source.parent.parent.initializer; + return maybeId && isMatchingReference(maybeId, t.expression); + } } return false; } function containsMatchingReference(source, target) { - while (source.kind === 177 /* PropertyAccessExpression */) { + while (source.kind === 179 /* PropertyAccessExpression */) { source = source.expression; if (isMatchingReference(source, target)) { return true; @@ -32605,32 +33818,45 @@ var ts; // a possible discriminant if its type differs in the constituents of containing union type, and if every // choice is a unit type or a union of unit types. function containsMatchingReferenceDiscriminant(source, target) { - return target.kind === 177 /* PropertyAccessExpression */ && + return target.kind === 179 /* PropertyAccessExpression */ && containsMatchingReference(source, target.expression) && - isDiscriminantProperty(getDeclaredTypeOfReference(target.expression), target.name.text); + isDiscriminantProperty(getDeclaredTypeOfReference(target.expression), target.name.escapedText); } function getDeclaredTypeOfReference(expr) { - if (expr.kind === 70 /* Identifier */) { + if (expr.kind === 71 /* Identifier */) { return getTypeOfSymbol(getResolvedSymbol(expr)); } - if (expr.kind === 177 /* PropertyAccessExpression */) { + if (expr.kind === 179 /* PropertyAccessExpression */) { var type = getDeclaredTypeOfReference(expr.expression); - return type && getTypeOfPropertyOfType(type, expr.name.text); + return type && getTypeOfPropertyOfType(type, expr.name.escapedText); } return undefined; } function isDiscriminantProperty(type, name) { if (type && type.flags & 65536 /* Union */) { var prop = getUnionOrIntersectionProperty(type, name); - if (prop && prop.flags & 268435456 /* SyntheticProperty */) { + if (prop && ts.getCheckFlags(prop) & 2 /* SyntheticProperty */) { if (prop.isDiscriminantProperty === undefined) { - prop.isDiscriminantProperty = prop.hasNonUniformType && isLiteralType(getTypeOfSymbol(prop)); + prop.isDiscriminantProperty = prop.checkFlags & 32 /* HasNonUniformType */ && isLiteralType(getTypeOfSymbol(prop)); } return prop.isDiscriminantProperty; } } return false; } + function findSingleDiscriminantProperty(sourceProperties, target) { + var result; + for (var _i = 0, sourceProperties_2 = sourceProperties; _i < sourceProperties_2.length; _i++) { + var sourceProperty = sourceProperties_2[_i]; + if (isDiscriminantProperty(target, sourceProperty.escapedName)) { + if (result) { + return undefined; + } + result = sourceProperty; + } + } + return result; + } function isOrContainsMatchingReference(source, target) { return isMatchingReference(source, target) || containsMatchingReference(source, target); } @@ -32643,7 +33869,7 @@ var ts; } } } - if (callExpression.expression.kind === 177 /* PropertyAccessExpression */ && + if (callExpression.expression.kind === 179 /* PropertyAccessExpression */ && isOrContainsMatchingReference(reference, callExpression.expression.expression)) { return true; } @@ -32685,8 +33911,8 @@ var ts; } function getTypeFactsOfTypes(types) { var result = 0 /* None */; - for (var _i = 0, types_11 = types; _i < types_11.length; _i++) { - var t = types_11[_i]; + for (var _i = 0, types_13 = types; _i < types_13.length; _i++) { + var t = types_13[_i]; result |= getTypeFacts(t); } return result; @@ -32696,7 +33922,7 @@ var ts; // check. This gives us a quicker out in the common case where an object type is not a function. var resolved = resolveStructuredTypeMembers(type); return !!(resolved.callSignatures.length || resolved.constructSignatures.length || - resolved.members["bind"] && isTypeSubtypeOf(type, globalFunctionType)); + resolved.members.get("bind") && isTypeSubtypeOf(type, globalFunctionType)); } function getTypeFacts(type) { var flags = type.flags; @@ -32704,15 +33930,16 @@ var ts; return strictNullChecks ? 4079361 /* StringStrictFacts */ : 4194049 /* StringFacts */; } if (flags & 32 /* StringLiteral */) { + var isEmpty = type.value === ""; return strictNullChecks ? - type.text === "" ? 3030785 /* EmptyStringStrictFacts */ : 1982209 /* NonEmptyStringStrictFacts */ : - type.text === "" ? 3145473 /* EmptyStringFacts */ : 4194049 /* NonEmptyStringFacts */; + isEmpty ? 3030785 /* EmptyStringStrictFacts */ : 1982209 /* NonEmptyStringStrictFacts */ : + isEmpty ? 3145473 /* EmptyStringFacts */ : 4194049 /* NonEmptyStringFacts */; } if (flags & (4 /* Number */ | 16 /* Enum */)) { return strictNullChecks ? 4079234 /* NumberStrictFacts */ : 4193922 /* NumberFacts */; } - if (flags & (64 /* NumberLiteral */ | 256 /* EnumLiteral */)) { - var isZero = type.text === "0"; + if (flags & 64 /* NumberLiteral */) { + var isZero = type.value === 0; return strictNullChecks ? isZero ? 3030658 /* ZeroStrictFacts */ : 1982082 /* NonZeroStrictFacts */ : isZero ? 3145346 /* ZeroFacts */ : 4193922 /* NonZeroFacts */; @@ -32739,9 +33966,11 @@ var ts; if (flags & 512 /* ESSymbol */) { return strictNullChecks ? 1981320 /* SymbolStrictFacts */ : 4193160 /* SymbolFacts */; } - if (flags & 16384 /* TypeParameter */) { - var constraint = getConstraintOfTypeParameter(type); - return getTypeFacts(constraint || emptyObjectType); + if (flags & 16777216 /* NonPrimitive */) { + return strictNullChecks ? 6166480 /* ObjectStrictFacts */ : 8378320 /* ObjectFacts */; + } + if (flags & 540672 /* TypeVariable */) { + return getTypeFacts(getBaseConstraintOfType(type) || emptyObjectType); } if (flags & 196608 /* UnionOrIntersection */) { return getTypeFactsOfTypes(type.types); @@ -32749,6 +33978,16 @@ var ts; return 8388607 /* All */; } function getTypeWithFacts(type, include) { + if (type.flags & 524288 /* IndexedAccess */) { + // TODO (weswig): This is a substitute for a lazy negated type to remove the types indicated by the TypeFacts from the (potential) union the IndexedAccess refers to + // - See discussion in https://github.com/Microsoft/TypeScript/pull/19275 for details, and test `strictNullNotNullIndexTypeShouldWork` for current behavior + var baseConstraint = getBaseConstraintOfType(type) || emptyObjectType; + var result = filterType(baseConstraint, function (t) { return (getTypeFacts(t) & include) !== 0; }); + if (result !== baseConstraint) { + return result; + } + return type; + } return filterType(type, function (t) { return (getTypeFacts(t) & include) !== 0; }); } function getTypeWithDefault(type, defaultExpression) { @@ -32767,17 +34006,23 @@ var ts; } function getTypeOfDestructuredArrayElement(type, index) { return isTupleLikeType(type) && getTypeOfPropertyOfType(type, "" + index) || - checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false) || + checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType; } function getTypeOfDestructuredSpreadExpression(type) { - return createArrayType(checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false) || unknownType); + return createArrayType(checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType); } function getAssignedTypeOfBinaryExpression(node) { - return node.parent.kind === 175 /* ArrayLiteralExpression */ || node.parent.kind === 257 /* PropertyAssignment */ ? + var isDestructuringDefaultAssignment = node.parent.kind === 177 /* ArrayLiteralExpression */ && isDestructuringAssignmentTarget(node.parent) || + node.parent.kind === 261 /* PropertyAssignment */ && isDestructuringAssignmentTarget(node.parent.parent); + return isDestructuringDefaultAssignment ? getTypeWithDefault(getAssignedType(node), node.right) : getTypeOfExpression(node.right); } + function isDestructuringAssignmentTarget(parent) { + return parent.parent.kind === 194 /* BinaryExpression */ && parent.parent.left === parent || + parent.parent.kind === 216 /* ForOfStatement */ && parent.parent.initializer === parent; + } function getAssignedTypeOfArrayLiteralElement(node, element) { return getTypeOfDestructuredArrayElement(getAssignedType(node), ts.indexOf(node.elements, element)); } @@ -32793,21 +34038,21 @@ var ts; function getAssignedType(node) { var parent = node.parent; switch (parent.kind) { - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: return stringType; - case 213 /* ForOfStatement */: - return checkRightHandSideOfForOf(parent.expression) || unknownType; - case 192 /* BinaryExpression */: + case 216 /* ForOfStatement */: + return checkRightHandSideOfForOf(parent.expression, parent.awaitModifier) || unknownType; + case 194 /* BinaryExpression */: return getAssignedTypeOfBinaryExpression(parent); - case 186 /* DeleteExpression */: + case 188 /* DeleteExpression */: return undefinedType; - case 175 /* ArrayLiteralExpression */: + case 177 /* ArrayLiteralExpression */: return getAssignedTypeOfArrayLiteralElement(parent, node); - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: return getAssignedTypeOfSpreadExpression(parent); - case 257 /* PropertyAssignment */: + case 261 /* PropertyAssignment */: return getAssignedTypeOfPropertyAssignment(parent); - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return getAssignedTypeOfShorthandPropertyAssignment(parent); } return unknownType; @@ -32815,7 +34060,7 @@ var ts; function getInitialTypeOfBindingElement(node) { var pattern = node.parent; var parentType = getInitialType(pattern.parent); - var type = pattern.kind === 172 /* ObjectBindingPattern */ ? + var type = pattern.kind === 174 /* ObjectBindingPattern */ ? getTypeOfDestructuredProperty(parentType, node.propertyName || node.name) : !node.dotDotDotToken ? getTypeOfDestructuredArrayElement(parentType, ts.indexOf(pattern.elements, node)) : @@ -32833,39 +34078,39 @@ var ts; if (node.initializer) { return getTypeOfInitializer(node.initializer); } - if (node.parent.parent.kind === 212 /* ForInStatement */) { + if (node.parent.parent.kind === 215 /* ForInStatement */) { return stringType; } - if (node.parent.parent.kind === 213 /* ForOfStatement */) { - return checkRightHandSideOfForOf(node.parent.parent.expression) || unknownType; + if (node.parent.parent.kind === 216 /* ForOfStatement */) { + return checkRightHandSideOfForOf(node.parent.parent.expression, node.parent.parent.awaitModifier) || unknownType; } return unknownType; } function getInitialType(node) { - return node.kind === 223 /* VariableDeclaration */ ? + return node.kind === 226 /* VariableDeclaration */ ? getInitialTypeOfVariableDeclaration(node) : getInitialTypeOfBindingElement(node); } function getInitialOrAssignedType(node) { - return node.kind === 223 /* VariableDeclaration */ || node.kind === 174 /* BindingElement */ ? + return node.kind === 226 /* VariableDeclaration */ || node.kind === 176 /* BindingElement */ ? getInitialType(node) : getAssignedType(node); } function isEmptyArrayAssignment(node) { - return node.kind === 223 /* VariableDeclaration */ && node.initializer && + return node.kind === 226 /* VariableDeclaration */ && node.initializer && isEmptyArrayLiteral(node.initializer) || - node.kind !== 174 /* BindingElement */ && node.parent.kind === 192 /* BinaryExpression */ && + node.kind !== 176 /* BindingElement */ && node.parent.kind === 194 /* BinaryExpression */ && isEmptyArrayLiteral(node.parent.right); } function getReferenceCandidate(node) { switch (node.kind) { - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return getReferenceCandidate(node.expression); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (node.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return getReferenceCandidate(node.left); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return getReferenceCandidate(node.right); } } @@ -32873,13 +34118,13 @@ var ts; } function getReferenceRoot(node) { var parent = node.parent; - return parent.kind === 183 /* ParenthesizedExpression */ || - parent.kind === 192 /* BinaryExpression */ && parent.operatorToken.kind === 57 /* EqualsToken */ && parent.left === node || - parent.kind === 192 /* BinaryExpression */ && parent.operatorToken.kind === 25 /* CommaToken */ && parent.right === node ? + return parent.kind === 185 /* ParenthesizedExpression */ || + parent.kind === 194 /* BinaryExpression */ && parent.operatorToken.kind === 58 /* EqualsToken */ && parent.left === node || + parent.kind === 194 /* BinaryExpression */ && parent.operatorToken.kind === 26 /* CommaToken */ && parent.right === node ? getReferenceRoot(parent) : node; } function getTypeOfSwitchClause(clause) { - if (clause.kind === 253 /* CaseClause */) { + if (clause.kind === 257 /* CaseClause */) { var caseType = getRegularTypeOfLiteralType(getTypeOfExpression(clause.expression)); return isUnitType(caseType) ? caseType : undefined; } @@ -32890,8 +34135,15 @@ var ts; if (!links.switchTypes) { // If all case clauses specify expressions that have unit types, we return an array // of those unit types. Otherwise we return an empty array. - var types = ts.map(switchStatement.caseBlock.clauses, getTypeOfSwitchClause); - links.switchTypes = !ts.contains(types, undefined) ? types : emptyArray; + links.switchTypes = []; + for (var _i = 0, _a = switchStatement.caseBlock.clauses; _i < _a.length; _i++) { + var clause = _a[_i]; + var type = getTypeOfSwitchClause(clause); + if (type === undefined) { + return links.switchTypes = ts.emptyArray; + } + links.switchTypes.push(type); + } } return links.switchTypes; } @@ -32911,7 +34163,7 @@ var ts; } return true; } - if (source.flags & 256 /* EnumLiteral */ && target.flags & 16 /* Enum */ && source.baseType === target) { + if (source.flags & 256 /* EnumLiteral */ && getBaseTypeOfEnumLiteralType(source) === target) { return true; } return containsType(target.types, source); @@ -32927,8 +34179,32 @@ var ts; } return f(type) ? type : neverType; } - function mapType(type, f) { - return type.flags & 65536 /* Union */ ? getUnionType(ts.map(type.types, f)) : f(type); + // Apply a mapping function to a type and return the resulting type. If the source type + // is a union type, the mapping function is applied to each constituent type and a union + // of the resulting types is returned. + function mapType(type, mapper) { + if (!(type.flags & 65536 /* Union */)) { + return mapper(type); + } + var types = type.types; + var mappedType; + var mappedTypes; + for (var _i = 0, types_14 = types; _i < types_14.length; _i++) { + var current = types_14[_i]; + var t = mapper(current); + if (t) { + if (!mappedType) { + mappedType = t; + } + else if (!mappedTypes) { + mappedTypes = [mappedType, t]; + } + else { + mappedTypes.push(t); + } + } + } + return mappedTypes ? getUnionType(mappedTypes) : mappedType; } function extractTypesOfKind(type, kind) { return filterType(type, function (t) { return (t.flags & kind) !== 0; }); @@ -32972,7 +34248,7 @@ var ts; // we defer subtype reduction until the evolving array type is finalized into a manifest // array type. function addEvolvingArrayElementType(evolvingArrayType, node) { - var elementType = getBaseTypeOfLiteralType(getTypeOfExpression(node)); + var elementType = getBaseTypeOfLiteralType(getContextFreeTypeOfExpression(node)); return isTypeSubsetOf(elementType, evolvingArrayType.elementType) ? evolvingArrayType : getEvolvingArrayType(getUnionType([evolvingArrayType.elementType, elementType])); } function createFinalArrayType(elementType) { @@ -32994,8 +34270,8 @@ var ts; } function isEvolvingArrayTypeList(types) { var hasEvolvingArrayType = false; - for (var _i = 0, types_12 = types; _i < types_12.length; _i++) { - var t = types_12[_i]; + for (var _i = 0, types_15 = types; _i < types_15.length; _i++) { + var t = types_15[_i]; if (!(t.flags & 8192 /* Never */)) { if (!(getObjectFlags(t) & 256 /* EvolvingArray */)) { return false; @@ -33018,15 +34294,15 @@ var ts; function isEvolvingArrayOperationTarget(node) { var root = getReferenceRoot(node); var parent = root.parent; - var isLengthPushOrUnshift = parent.kind === 177 /* PropertyAccessExpression */ && (parent.name.text === "length" || - parent.parent.kind === 179 /* CallExpression */ && ts.isPushOrUnshiftIdentifier(parent.name)); - var isElementAssignment = parent.kind === 178 /* ElementAccessExpression */ && + var isLengthPushOrUnshift = parent.kind === 179 /* PropertyAccessExpression */ && (parent.name.escapedText === "length" || + parent.parent.kind === 181 /* CallExpression */ && ts.isPushOrUnshiftIdentifier(parent.name)); + var isElementAssignment = parent.kind === 180 /* ElementAccessExpression */ && parent.expression === root && - parent.parent.kind === 192 /* BinaryExpression */ && - parent.parent.operatorToken.kind === 57 /* EqualsToken */ && + parent.parent.kind === 194 /* BinaryExpression */ && + parent.parent.operatorToken.kind === 58 /* EqualsToken */ && parent.parent.left === parent && !ts.isAssignmentTarget(parent.parent) && - isTypeAnyOrAllConstituentTypesHaveKind(getTypeOfExpression(parent.argumentExpression), 340 /* NumberLike */ | 2048 /* Undefined */); + isTypeAssignableToKind(getTypeOfExpression(parent.argumentExpression), 84 /* NumberLike */); return isLengthPushOrUnshift || isElementAssignment; } function maybeTypePredicateCall(node) { @@ -33037,7 +34313,7 @@ var ts; return links.maybeTypePredicate; } function getMaybeTypePredicate(node) { - if (node.expression.kind !== 96 /* SuperKeyword */) { + if (node.expression.kind !== 97 /* SuperKeyword */) { var funcType = checkNonNullExpression(node.expression); if (funcType !== silentNeverType) { var apparentType = getApparentType(funcType); @@ -33049,72 +34325,102 @@ var ts; } return false; } - function getFlowTypeOfReference(reference, declaredType, assumeInitialized, flowContainer) { + function reportFlowControlError(node) { + var block = ts.findAncestor(node, ts.isFunctionOrModuleBlock); + var sourceFile = ts.getSourceFileOfNode(node); + var span = ts.getSpanOfTokenAtPosition(sourceFile, block.statements.pos); + diagnostics.add(ts.createFileDiagnostic(sourceFile, span.start, span.length, ts.Diagnostics.The_containing_function_or_module_body_is_too_large_for_control_flow_analysis)); + } + function getFlowTypeOfReference(reference, declaredType, initialType, flowContainer, couldBeUninitialized) { + if (initialType === void 0) { initialType = declaredType; } var key; - if (!reference.flowNode || assumeInitialized && !(declaredType.flags & 1033215 /* Narrowable */)) { + var flowDepth = 0; + if (flowAnalysisDisabled) { + return unknownType; + } + if (!reference.flowNode || !couldBeUninitialized && !(declaredType.flags & 17810175 /* Narrowable */)) { return declaredType; } - var initialType = assumeInitialized ? declaredType : - declaredType === autoType || declaredType === autoArrayType ? undefinedType : - includeFalsyTypes(declaredType, 2048 /* Undefined */); - var visitedFlowStart = visitedFlowCount; + var sharedFlowStart = sharedFlowCount; var evolvedType = getTypeFromFlowType(getTypeAtFlowNode(reference.flowNode)); - visitedFlowCount = visitedFlowStart; + sharedFlowCount = sharedFlowStart; // When the reference is 'x' in an 'x.length', 'x.push(value)', 'x.unshift(value)' or x[n] = value' operation, // we give type 'any[]' to 'x' instead of using the type determined by control flow analysis such that operations // on empty arrays are possible without implicit any errors and new element types can be inferred without // type mismatch errors. var resultType = getObjectFlags(evolvedType) & 256 /* EvolvingArray */ && isEvolvingArrayOperationTarget(reference) ? anyArrayType : finalizeEvolvingArrayType(evolvedType); - if (reference.parent.kind === 201 /* NonNullExpression */ && getTypeWithFacts(resultType, 524288 /* NEUndefinedOrNull */).flags & 8192 /* Never */) { + if (reference.parent.kind === 203 /* NonNullExpression */ && getTypeWithFacts(resultType, 524288 /* NEUndefinedOrNull */).flags & 8192 /* Never */) { return declaredType; } return resultType; function getTypeAtFlowNode(flow) { + if (flowDepth === 2500) { + // We have made 2500 recursive invocations. To avoid overflowing the call stack we report an error + // and disable further control flow analysis in the containing function or module body. + flowAnalysisDisabled = true; + reportFlowControlError(reference); + return unknownType; + } + flowDepth++; while (true) { - if (flow.flags & 1024 /* Shared */) { + var flags = flow.flags; + if (flags & 1024 /* Shared */) { // We cache results of flow type resolution for shared nodes that were previously visited in // the same getFlowTypeOfReference invocation. A node is considered shared when it is the // antecedent of more than one node. - for (var i = visitedFlowStart; i < visitedFlowCount; i++) { - if (visitedFlowNodes[i] === flow) { - return visitedFlowTypes[i]; + for (var i = sharedFlowStart; i < sharedFlowCount; i++) { + if (sharedFlowNodes[i] === flow) { + flowDepth--; + return sharedFlowTypes[i]; } } } var type = void 0; - if (flow.flags & 16 /* Assignment */) { + if (flags & 4096 /* AfterFinally */) { + // block flow edge: finally -> pre-try (for larger explanation check comment in binder.ts - bindTryStatement + flow.locked = true; + type = getTypeAtFlowNode(flow.antecedent); + flow.locked = false; + } + else if (flags & 2048 /* PreFinally */) { + // locked pre-finally flows are filtered out in getTypeAtFlowBranchLabel + // so here just redirect to antecedent + flow = flow.antecedent; + continue; + } + else if (flags & 16 /* Assignment */) { type = getTypeAtFlowAssignment(flow); if (!type) { flow = flow.antecedent; continue; } } - else if (flow.flags & 96 /* Condition */) { + else if (flags & 96 /* Condition */) { type = getTypeAtFlowCondition(flow); } - else if (flow.flags & 128 /* SwitchClause */) { + else if (flags & 128 /* SwitchClause */) { type = getTypeAtSwitchClause(flow); } - else if (flow.flags & 12 /* Label */) { + else if (flags & 12 /* Label */) { if (flow.antecedents.length === 1) { flow = flow.antecedents[0]; continue; } - type = flow.flags & 4 /* BranchLabel */ ? + type = flags & 4 /* BranchLabel */ ? getTypeAtFlowBranchLabel(flow) : getTypeAtFlowLoopLabel(flow); } - else if (flow.flags & 256 /* ArrayMutation */) { + else if (flags & 256 /* ArrayMutation */) { type = getTypeAtFlowArrayMutation(flow); if (!type) { flow = flow.antecedent; continue; } } - else if (flow.flags & 2 /* Start */) { + else if (flags & 2 /* Start */) { // Check if we should continue with the control flow of the containing function. var container = flow.container; - if (container && container !== flowContainer && reference.kind !== 177 /* PropertyAccessExpression */) { + if (container && container !== flowContainer && reference.kind !== 179 /* PropertyAccessExpression */ && reference.kind !== 99 /* ThisKeyword */) { flow = container.flowNode; continue; } @@ -33126,12 +34432,13 @@ var ts; // simply return the non-auto declared type to reduce follow-on errors. type = convertAutoToAny(declaredType); } - if (flow.flags & 1024 /* Shared */) { + if (flags & 1024 /* Shared */) { // Record visited node and the associated type in the cache. - visitedFlowNodes[visitedFlowCount] = flow; - visitedFlowTypes[visitedFlowCount] = type; - visitedFlowCount++; + sharedFlowNodes[sharedFlowCount] = flow; + sharedFlowTypes[sharedFlowCount] = type; + sharedFlowCount++; } + flowDepth--; return type; } } @@ -33167,30 +34474,32 @@ var ts; return undefined; } function getTypeAtFlowArrayMutation(flow) { - var node = flow.node; - var expr = node.kind === 179 /* CallExpression */ ? - node.expression.expression : - node.left.expression; - if (isMatchingReference(reference, getReferenceCandidate(expr))) { - var flowType = getTypeAtFlowNode(flow.antecedent); - var type = getTypeFromFlowType(flowType); - if (getObjectFlags(type) & 256 /* EvolvingArray */) { - var evolvedType_1 = type; - if (node.kind === 179 /* CallExpression */) { - for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) { - var arg = _a[_i]; - evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, arg); + if (declaredType === autoType || declaredType === autoArrayType) { + var node = flow.node; + var expr = node.kind === 181 /* CallExpression */ ? + node.expression.expression : + node.left.expression; + if (isMatchingReference(reference, getReferenceCandidate(expr))) { + var flowType = getTypeAtFlowNode(flow.antecedent); + var type = getTypeFromFlowType(flowType); + if (getObjectFlags(type) & 256 /* EvolvingArray */) { + var evolvedType_1 = type; + if (node.kind === 181 /* CallExpression */) { + for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) { + var arg = _a[_i]; + evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, arg); + } } - } - else { - var indexType = getTypeOfExpression(node.left.argumentExpression); - if (isTypeAnyOrAllConstituentTypesHaveKind(indexType, 340 /* NumberLike */ | 2048 /* Undefined */)) { - evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, node.right); + else { + var indexType = getTypeOfExpression(node.left.argumentExpression); + if (isTypeAssignableToKind(indexType, 84 /* NumberLike */)) { + evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, node.right); + } } + return evolvedType_1 === type ? flowType : createFlowType(evolvedType_1, isIncomplete(flowType)); } - return evolvedType_1 === type ? flowType : createFlowType(evolvedType_1, isIncomplete(flowType)); + return flowType; } - return flowType; } return undefined; } @@ -33224,7 +34533,7 @@ var ts; if (isMatchingReference(reference, expr)) { type = narrowTypeBySwitchOnDiscriminant(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd); } - else if (isMatchingReferenceDiscriminant(expr)) { + else if (isMatchingReferenceDiscriminant(expr, type)) { type = narrowTypeByDiscriminant(type, expr, function (t) { return narrowTypeBySwitchOnDiscriminant(t, flow.switchStatement, flow.clauseStart, flow.clauseEnd); }); } return createFlowType(type, isIncomplete(flowType)); @@ -33235,6 +34544,12 @@ var ts; var seenIncomplete = false; for (var _i = 0, _a = flow.antecedents; _i < _a.length; _i++) { var antecedent = _a[_i]; + if (antecedent.flags & 2048 /* PreFinally */ && antecedent.lock.locked) { + // if flow correspond to branch from pre-try to finally and this branch is locked - this means that + // we initially have started following the flow outside the finally block. + // in this case we should ignore this branch. + continue; + } var flowType = getTypeAtFlowNode(antecedent); var type = getTypeFromFlowType(flowType); // If the type at a particular antecedent path is the declared type and the @@ -33244,9 +34559,7 @@ var ts; if (type === declaredType && declaredType === initialType) { return type; } - if (!ts.contains(antecedentTypes, type)) { - antecedentTypes.push(type); - } + ts.pushIfUnique(antecedentTypes, type); // If an antecedent type is not a subset of the declared type, we need to perform // subtype reduction. This happens when a "foreign" type is injected into the control // flow using the instanceof operator or a user defined type predicate. @@ -33266,9 +34579,14 @@ var ts; var cache = flowLoopCaches[id] || (flowLoopCaches[id] = ts.createMap()); if (!key) { key = getFlowCacheKey(reference); + // No cache key is generated when binding patterns are in unnarrowable situations + if (!key) { + return declaredType; + } } - if (cache[key]) { - return cache[key]; + var cached = cache.get(key); + if (cached) { + return cached; } // If this flow loop junction and reference are already being processed, return // the union of the types computed for each branch so far, marked as incomplete. @@ -33303,12 +34621,11 @@ var ts; // If we see a value appear in the cache it is a sign that control flow analysis // was restarted and completed by checkExpressionCached. We can simply pick up // the resulting type and bail out. - if (cache[key]) { - return cache[key]; - } - if (!ts.contains(antecedentTypes, type)) { - antecedentTypes.push(type); + var cached_1 = cache.get(key); + if (cached_1) { + return cached_1; } + ts.pushIfUnique(antecedentTypes, type); // If an antecedent type is not a subset of the declared type, we need to perform // subtype reduction. This happens when a "foreign" type is injected into the control // flow using the instanceof operator or a user defined type predicate. @@ -33328,16 +34645,17 @@ var ts; if (isIncomplete(firstAntecedentType)) { return createFlowType(result, /*incomplete*/ true); } - return cache[key] = result; + cache.set(key, result); + return result; } - function isMatchingReferenceDiscriminant(expr) { - return expr.kind === 177 /* PropertyAccessExpression */ && - declaredType.flags & 65536 /* Union */ && + function isMatchingReferenceDiscriminant(expr, computedType) { + return expr.kind === 179 /* PropertyAccessExpression */ && + computedType.flags & 65536 /* Union */ && isMatchingReference(reference, expr.expression) && - isDiscriminantProperty(declaredType, expr.name.text); + isDiscriminantProperty(computedType, expr.name.escapedText); } function narrowTypeByDiscriminant(type, propAccess, narrowType) { - var propName = propAccess.name.text; + var propName = propAccess.name.escapedText; var propType = getTypeOfPropertyOfType(type, propName); var narrowedPropType = propType && narrowType(propType); return propType === narrowedPropType ? type : filterType(type, function (t) { return isTypeComparableTo(getTypeOfPropertyOfType(t, propName), narrowedPropType); }); @@ -33346,7 +34664,7 @@ var ts; if (isMatchingReference(reference, expr)) { return getTypeWithFacts(type, assumeTrue ? 1048576 /* Truthy */ : 2097152 /* Falsy */); } - if (isMatchingReferenceDiscriminant(expr)) { + if (isMatchingReferenceDiscriminant(expr, declaredType)) { return narrowTypeByDiscriminant(type, expr, function (t) { return getTypeWithFacts(t, assumeTrue ? 1048576 /* Truthy */ : 2097152 /* Falsy */); }); } if (containsMatchingReferenceDiscriminant(reference, expr)) { @@ -33356,19 +34674,19 @@ var ts; } function narrowTypeByBinaryExpression(type, expr, assumeTrue) { switch (expr.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return narrowTypeByTruthiness(type, expr.left, assumeTrue); - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: var operator_1 = expr.operatorToken.kind; var left_1 = getReferenceCandidate(expr.left); var right_1 = getReferenceCandidate(expr.right); - if (left_1.kind === 187 /* TypeOfExpression */ && right_1.kind === 9 /* StringLiteral */) { + if (left_1.kind === 189 /* TypeOfExpression */ && right_1.kind === 9 /* StringLiteral */) { return narrowTypeByTypeof(type, left_1, operator_1, right_1, assumeTrue); } - if (right_1.kind === 187 /* TypeOfExpression */ && left_1.kind === 9 /* StringLiteral */) { + if (right_1.kind === 189 /* TypeOfExpression */ && left_1.kind === 9 /* StringLiteral */) { return narrowTypeByTypeof(type, right_1, operator_1, left_1, assumeTrue); } if (isMatchingReference(reference, left_1)) { @@ -33377,19 +34695,19 @@ var ts; if (isMatchingReference(reference, right_1)) { return narrowTypeByEquality(type, operator_1, left_1, assumeTrue); } - if (isMatchingReferenceDiscriminant(left_1)) { + if (isMatchingReferenceDiscriminant(left_1, declaredType)) { return narrowTypeByDiscriminant(type, left_1, function (t) { return narrowTypeByEquality(t, operator_1, right_1, assumeTrue); }); } - if (isMatchingReferenceDiscriminant(right_1)) { + if (isMatchingReferenceDiscriminant(right_1, declaredType)) { return narrowTypeByDiscriminant(type, right_1, function (t) { return narrowTypeByEquality(t, operator_1, left_1, assumeTrue); }); } if (containsMatchingReferenceDiscriminant(reference, left_1) || containsMatchingReferenceDiscriminant(reference, right_1)) { return declaredType; } break; - case 92 /* InstanceOfKeyword */: + case 93 /* InstanceOfKeyword */: return narrowTypeByInstanceof(type, expr, assumeTrue); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return narrowType(type, expr.right, assumeTrue); } return type; @@ -33398,7 +34716,7 @@ var ts; if (type.flags & 1 /* Any */) { return type; } - if (operator === 32 /* ExclamationEqualsToken */ || operator === 34 /* ExclamationEqualsEqualsToken */) { + if (operator === 33 /* ExclamationEqualsToken */ || operator === 35 /* ExclamationEqualsEqualsToken */) { assumeTrue = !assumeTrue; } var valueType = getTypeOfExpression(value); @@ -33406,15 +34724,15 @@ var ts; if (!strictNullChecks) { return type; } - var doubleEquals = operator === 31 /* EqualsEqualsToken */ || operator === 32 /* ExclamationEqualsToken */; + var doubleEquals = operator === 32 /* EqualsEqualsToken */ || operator === 33 /* ExclamationEqualsToken */; var facts = doubleEquals ? assumeTrue ? 65536 /* EQUndefinedOrNull */ : 524288 /* NEUndefinedOrNull */ : - value.kind === 94 /* NullKeyword */ ? + value.kind === 95 /* NullKeyword */ ? assumeTrue ? 32768 /* EQNull */ : 262144 /* NENull */ : assumeTrue ? 16384 /* EQUndefined */ : 131072 /* NEUndefined */; return getTypeWithFacts(type, facts); } - if (type.flags & 33281 /* NotUnionOrUnit */) { + if (type.flags & 16810497 /* NotUnionOrUnit */) { return type; } if (assumeTrue) { @@ -33438,21 +34756,29 @@ var ts; } return type; } - if (operator === 32 /* ExclamationEqualsToken */ || operator === 34 /* ExclamationEqualsEqualsToken */) { + if (operator === 33 /* ExclamationEqualsToken */ || operator === 35 /* ExclamationEqualsEqualsToken */) { assumeTrue = !assumeTrue; } if (assumeTrue && !(type.flags & 65536 /* Union */)) { // We narrow a non-union type to an exact primitive type if the non-union type // is a supertype of that primitive type. For example, type 'any' can be narrowed // to one of the primitive types. - var targetType = typeofTypesByName[literal.text]; - if (targetType && isTypeSubtypeOf(targetType, type)) { - return targetType; + var targetType = typeofTypesByName.get(literal.text); + if (targetType) { + if (isTypeSubtypeOf(targetType, type)) { + return targetType; + } + if (type.flags & 540672 /* TypeVariable */) { + var constraint = getBaseConstraintOfType(type) || anyType; + if (isTypeSubtypeOf(targetType, constraint)) { + return getIntersectionType([type, targetType]); + } + } } } var facts = assumeTrue ? - typeofEQFacts[literal.text] || 64 /* TypeofEQHostObject */ : - typeofNEFacts[literal.text] || 8192 /* TypeofNEHostObject */; + typeofEQFacts.get(literal.text) || 64 /* TypeofEQHostObject */ : + typeofNEFacts.get(literal.text) || 8192 /* TypeofNEHostObject */; return getTypeWithFacts(type, facts); } function narrowTypeBySwitchOnDiscriminant(type, switchStatement, clauseStart, clauseEnd) { @@ -33535,10 +34861,9 @@ var ts; // Otherwise, if the candidate type is assignable to the target type, narrow to the candidate // type. Otherwise, the types are completely unrelated, so narrow to an intersection of the // two types. - var targetType = type.flags & 16384 /* TypeParameter */ ? getApparentType(type) : type; return isTypeSubtypeOf(candidate, type) ? candidate : isTypeAssignableTo(type, candidate) ? type : - isTypeAssignableTo(candidate, targetType) ? candidate : + isTypeAssignableTo(candidate, type) ? candidate : getIntersectionType([type, candidate]); } function narrowTypeByTypePredicate(type, callExpression, assumeTrue) { @@ -33555,7 +34880,7 @@ var ts; return type; } if (ts.isIdentifierTypePredicate(predicate)) { - var predicateArgument = callExpression.arguments[predicate.parameterIndex]; + var predicateArgument = callExpression.arguments[predicate.parameterIndex - (signature.thisParameter ? 1 : 0)]; if (predicateArgument) { if (isMatchingReference(reference, predicateArgument)) { return getNarrowedType(type, predicate.type, assumeTrue, isTypeSubtypeOf); @@ -33567,7 +34892,7 @@ var ts; } else { var invokedExpression = ts.skipParentheses(callExpression.expression); - if (invokedExpression.kind === 178 /* ElementAccessExpression */ || invokedExpression.kind === 177 /* PropertyAccessExpression */) { + if (invokedExpression.kind === 180 /* ElementAccessExpression */ || invokedExpression.kind === 179 /* PropertyAccessExpression */) { var accessExpression = invokedExpression; var possibleReference = ts.skipParentheses(accessExpression.expression); if (isMatchingReference(reference, possibleReference)) { @@ -33584,18 +34909,19 @@ var ts; // will be a subtype or the same type as the argument. function narrowType(type, expr, assumeTrue) { switch (expr.kind) { - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - case 177 /* PropertyAccessExpression */: + case 71 /* Identifier */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 179 /* PropertyAccessExpression */: return narrowTypeByTruthiness(type, expr, assumeTrue); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return narrowTypeByTypePredicate(type, expr, assumeTrue); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return narrowType(type, expr.expression, assumeTrue); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return narrowTypeByBinaryExpression(type, expr, assumeTrue); - case 190 /* PrefixUnaryExpression */: - if (expr.operator === 50 /* ExclamationToken */) { + case 192 /* PrefixUnaryExpression */: + if (expr.operator === 51 /* ExclamationToken */) { return narrowType(type, expr.operand, !assumeTrue); } break; @@ -33604,11 +34930,12 @@ var ts; } } function getTypeOfSymbolAtLocation(symbol, location) { + symbol = symbol.exportSymbol || symbol; // If we have an identifier or a property access at the given location, if the location is // an dotted name expression, and if the location is not an assignment target, obtain the type // of the expression (which will reflect control flow analysis). If the expression indeed // resolved to the given symbol, return the narrowed type. - if (location.kind === 70 /* Identifier */) { + if (location.kind === 71 /* Identifier */) { if (ts.isRightSideOfQualifiedNameOrPropertyAccess(location)) { location = location.parent; } @@ -33627,15 +34954,12 @@ var ts; return getTypeOfSymbol(symbol); } function getControlFlowContainer(node) { - while (true) { - node = node.parent; - if (ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) || - node.kind === 231 /* ModuleBlock */ || - node.kind === 261 /* SourceFile */ || - node.kind === 147 /* PropertyDeclaration */) { - return node; - } - } + return ts.findAncestor(node.parent, function (node) { + return ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) || + node.kind === 234 /* ModuleBlock */ || + node.kind === 265 /* SourceFile */ || + node.kind === 149 /* PropertyDeclaration */; + }); } // Check if a parameter is assigned anywhere within its declaring function. function isParameterAssigned(symbol) { @@ -33650,21 +34974,13 @@ var ts; return symbol.isAssigned || false; } function hasParentWithAssignmentsMarked(node) { - while (true) { - node = node.parent; - if (!node) { - return false; - } - if (ts.isFunctionLike(node) && getNodeLinks(node).flags & 4194304 /* AssignmentsMarked */) { - return true; - } - } + return !!ts.findAncestor(node.parent, function (node) { return ts.isFunctionLike(node) && !!(getNodeLinks(node).flags & 4194304 /* AssignmentsMarked */); }); } function markParameterAssignments(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { if (ts.isAssignmentTarget(node)) { var symbol = getResolvedSymbol(node); - if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 144 /* Parameter */) { + if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 146 /* Parameter */) { symbol.isAssigned = true; } } @@ -33676,6 +34992,35 @@ var ts; function isConstVariable(symbol) { return symbol.flags & 3 /* Variable */ && (getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */) !== 0 && getTypeOfSymbol(symbol) !== autoArrayType; } + /** remove undefined from the annotated type of a parameter when there is an initializer (that doesn't include undefined) */ + function removeOptionalityFromDeclaredType(declaredType, declaration) { + var annotationIncludesUndefined = strictNullChecks && + declaration.kind === 146 /* Parameter */ && + declaration.initializer && + getFalsyFlags(declaredType) & 2048 /* Undefined */ && + !(getFalsyFlags(checkExpression(declaration.initializer)) & 2048 /* Undefined */); + return annotationIncludesUndefined ? getTypeWithFacts(declaredType, 131072 /* NEUndefined */) : declaredType; + } + function isApparentTypePosition(node) { + var parent = node.parent; + return parent.kind === 179 /* PropertyAccessExpression */ || + parent.kind === 181 /* CallExpression */ && parent.expression === node || + parent.kind === 180 /* ElementAccessExpression */ && parent.expression === node; + } + function typeHasNullableConstraint(type) { + return type.flags & 540672 /* TypeVariable */ && maybeTypeOfKind(getBaseConstraintOfType(type) || emptyObjectType, 6144 /* Nullable */); + } + function getDeclaredOrApparentType(symbol, node) { + // When a node is the left hand expression of a property access, element access, or call expression, + // and the type of the node includes type variables with constraints that are nullable, we fetch the + // apparent type of the node *before* performing control flow analysis such that narrowings apply to + // the constraint type. + var type = getTypeOfSymbol(symbol); + if (isApparentTypePosition(node) && forEachType(type, typeHasNullableConstraint)) { + return mapType(getWidenedType(type), getApparentType); + } + return type; + } function checkIdentifier(node) { var symbol = getResolvedSymbol(node); if (symbol === unknownSymbol) { @@ -33690,48 +35035,48 @@ var ts; if (symbol === argumentsSymbol) { var container = ts.getContainingFunction(node); if (languageVersion < 2 /* ES2015 */) { - if (container.kind === 185 /* ArrowFunction */) { + if (container.kind === 187 /* ArrowFunction */) { error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression); } else if (ts.hasModifier(container, 256 /* Async */)) { error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method); } } - if (node.flags & 16384 /* AwaitContext */) { - getNodeLinks(container).flags |= 8192 /* CaptureArguments */; - } + getNodeLinks(container).flags |= 8192 /* CaptureArguments */; return getTypeOfSymbol(symbol); } - if (symbol.flags & 8388608 /* Alias */ && !isInTypeQuery(node) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(symbol))) { + // We should only mark aliases as referenced if there isn't a local value declaration + // for the symbol. + if (isNonLocalAlias(symbol, /*excludes*/ 107455 /* Value */) && !isInTypeQuery(node) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(symbol))) { markAliasSymbolAsReferenced(symbol); } var localOrExportSymbol = getExportSymbolOfValueSymbolIfExported(symbol); + var declaration = localOrExportSymbol.valueDeclaration; if (localOrExportSymbol.flags & 32 /* Class */) { - var declaration_1 = localOrExportSymbol.valueDeclaration; // Due to the emit for class decorators, any reference to the class from inside of the class body // must instead be rewritten to point to a temporary variable to avoid issues with the double-bind // behavior of class names in ES6. - if (declaration_1.kind === 226 /* ClassDeclaration */ - && ts.nodeIsDecorated(declaration_1)) { + if (declaration.kind === 229 /* ClassDeclaration */ + && ts.nodeIsDecorated(declaration)) { var container = ts.getContainingClass(node); while (container !== undefined) { - if (container === declaration_1 && container.name !== node) { - getNodeLinks(declaration_1).flags |= 8388608 /* ClassWithConstructorReference */; + if (container === declaration && container.name !== node) { + getNodeLinks(declaration).flags |= 8388608 /* ClassWithConstructorReference */; getNodeLinks(node).flags |= 16777216 /* ConstructorReferenceInClass */; break; } container = ts.getContainingClass(container); } } - else if (declaration_1.kind === 197 /* ClassExpression */) { + else if (declaration.kind === 199 /* ClassExpression */) { // When we emit a class expression with static members that contain a reference // to the constructor in the initializer, we will need to substitute that // binding with an alias as the class name is not in scope. var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); while (container !== undefined) { - if (container.parent === declaration_1) { - if (container.kind === 147 /* PropertyDeclaration */ && ts.hasModifier(container, 32 /* Static */)) { - getNodeLinks(declaration_1).flags |= 8388608 /* ClassWithConstructorReference */; + if (container.parent === declaration) { + if (container.kind === 149 /* PropertyDeclaration */ && ts.hasModifier(container, 32 /* Static */)) { + getNodeLinks(declaration).flags |= 8388608 /* ClassWithConstructorReference */; getNodeLinks(node).flags |= 16777216 /* ConstructorReferenceInClass */; } break; @@ -33742,9 +35087,9 @@ var ts; } checkCollisionWithCapturedSuperVariable(node, node); checkCollisionWithCapturedThisVariable(node, node); + checkCollisionWithCapturedNewTargetVariable(node, node); checkNestedBlockScopedBinding(node, symbol); - var type = getTypeOfSymbol(localOrExportSymbol); - var declaration = localOrExportSymbol.valueDeclaration; + var type = getDeclaredOrApparentType(localOrExportSymbol, node); var assignmentKind = ts.getAssignmentTargetKind(node); if (assignmentKind) { if (!(localOrExportSymbol.flags & 3 /* Variable */)) { @@ -33756,40 +35101,56 @@ var ts; return unknownType; } } + var isAlias = localOrExportSymbol.flags & 2097152 /* Alias */; // We only narrow variables and parameters occurring in a non-assignment position. For all other // entities we simply return the declared type. - if (!(localOrExportSymbol.flags & 3 /* Variable */) || assignmentKind === 1 /* Definite */ || !declaration) { + if (localOrExportSymbol.flags & 3 /* Variable */) { + if (assignmentKind === 1 /* Definite */) { + return type; + } + } + else if (isAlias) { + declaration = ts.find(symbol.declarations, isSomeImportDeclaration); + } + else { + return type; + } + if (!declaration) { return type; } // The declaration container is the innermost function that encloses the declaration of the variable // or parameter. The flow container is the innermost function starting with which we analyze the control // flow graph to determine the control flow based type. - var isParameter = ts.getRootDeclaration(declaration).kind === 144 /* Parameter */; + var isParameter = ts.getRootDeclaration(declaration).kind === 146 /* Parameter */; var declarationContainer = getControlFlowContainer(declaration); var flowContainer = getControlFlowContainer(node); var isOuterVariable = flowContainer !== declarationContainer; // When the control flow originates in a function expression or arrow function and we are referencing // a const variable or parameter from an outer function, we extend the origin of the control flow // analysis to include the immediately enclosing function. - while (flowContainer !== declarationContainer && (flowContainer.kind === 184 /* FunctionExpression */ || - flowContainer.kind === 185 /* ArrowFunction */ || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) && + while (flowContainer !== declarationContainer && (flowContainer.kind === 186 /* FunctionExpression */ || + flowContainer.kind === 187 /* ArrowFunction */ || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) && (isConstVariable(localOrExportSymbol) || isParameter && !isParameterAssigned(localOrExportSymbol))) { flowContainer = getControlFlowContainer(flowContainer); } // We only look for uninitialized variables in strict null checking mode, and only when we can analyze // the entire control flow graph from the variable's declaration (i.e. when the flow container and // declaration container are the same). - var assumeInitialized = isParameter || isOuterVariable || - type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & 1 /* Any */) !== 0) || + var assumeInitialized = isParameter || isAlias || isOuterVariable || + type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & 1 /* Any */) !== 0 || isInTypeQuery(node) || node.parent.kind === 246 /* ExportSpecifier */) || + node.parent.kind === 203 /* NonNullExpression */ || ts.isInAmbientContext(declaration); - var flowType = getFlowTypeOfReference(node, type, assumeInitialized, flowContainer); + var initialType = assumeInitialized ? (isParameter ? removeOptionalityFromDeclaredType(type, ts.getRootDeclaration(declaration)) : type) : + type === autoType || type === autoArrayType ? undefinedType : + getNullableType(type, 2048 /* Undefined */); + var flowType = getFlowTypeOfReference(node, type, initialType, flowContainer, !assumeInitialized); // A variable is considered uninitialized when it is possible to analyze the entire control flow graph // from declaration to use, and when the variable's declared type doesn't include undefined but the // control flow based type does include undefined. if (type === autoType || type === autoArrayType) { if (flowType === autoType || flowType === autoArrayType) { - if (compilerOptions.noImplicitAny) { - error(declaration.name, ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined, symbolToString(symbol), typeToString(flowType)); + if (noImplicitAny) { + error(ts.getNameOfDeclaration(declaration), ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined, symbolToString(symbol), typeToString(flowType)); error(node, ts.Diagnostics.Variable_0_implicitly_has_an_1_type, symbolToString(symbol), typeToString(flowType)); } return convertAutoToAny(flowType); @@ -33803,19 +35164,12 @@ var ts; return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType; } function isInsideFunction(node, threshold) { - var current = node; - while (current && current !== threshold) { - if (ts.isFunctionLike(current)) { - return true; - } - current = current.parent; - } - return false; + return !!ts.findAncestor(node, function (n) { return n === threshold ? "quit" : ts.isFunctionLike(n); }); } function checkNestedBlockScopedBinding(node, symbol) { if (languageVersion >= 2 /* ES2015 */ || (symbol.flags & (2 /* BlockScopedVariable */ | 32 /* Class */)) === 0 || - symbol.valueDeclaration.parent.kind === 256 /* CatchClause */) { + symbol.valueDeclaration.parent.kind === 260 /* CatchClause */) { return; } // 1. walk from the use site up to the declaration and check @@ -33840,8 +35194,8 @@ var ts; } // mark variables that are declared in loop initializer and reassigned inside the body of ForStatement. // if body of ForStatement will be converted to function then we'll need a extra machinery to propagate reassigned values back. - if (container.kind === 211 /* ForStatement */ && - ts.getAncestor(symbol.valueDeclaration, 224 /* VariableDeclarationList */).parent === container && + if (container.kind === 214 /* ForStatement */ && + ts.getAncestor(symbol.valueDeclaration, 227 /* VariableDeclarationList */).parent === container && isAssignedInBodyOfForStatement(node, container)) { getNodeLinks(symbol.valueDeclaration).flags |= 2097152 /* NeedsLoopOutParameter */; } @@ -33853,9 +35207,9 @@ var ts; } } function isAssignedInBodyOfForStatement(node, container) { - var current = node; // skip parenthesized nodes - while (current.parent.kind === 183 /* ParenthesizedExpression */) { + var current = node; + while (current.parent.kind === 185 /* ParenthesizedExpression */) { current = current.parent; } // check if node is used as LHS in some assignment expression @@ -33863,28 +35217,20 @@ var ts; if (ts.isAssignmentTarget(current)) { isAssigned = true; } - else if ((current.parent.kind === 190 /* PrefixUnaryExpression */ || current.parent.kind === 191 /* PostfixUnaryExpression */)) { + else if ((current.parent.kind === 192 /* PrefixUnaryExpression */ || current.parent.kind === 193 /* PostfixUnaryExpression */)) { var expr = current.parent; - isAssigned = expr.operator === 42 /* PlusPlusToken */ || expr.operator === 43 /* MinusMinusToken */; + isAssigned = expr.operator === 43 /* PlusPlusToken */ || expr.operator === 44 /* MinusMinusToken */; } if (!isAssigned) { return false; } // at this point we know that node is the target of assignment // now check that modification happens inside the statement part of the ForStatement - while (current !== container) { - if (current === container.statement) { - return true; - } - else { - current = current.parent; - } - } - return false; + return !!ts.findAncestor(current, function (n) { return n === container ? "quit" : n === container.statement; }); } function captureLexicalThis(node, container) { getNodeLinks(node).flags |= 2 /* LexicalThis */; - if (container.kind === 147 /* PropertyDeclaration */ || container.kind === 150 /* Constructor */) { + if (container.kind === 149 /* PropertyDeclaration */ || container.kind === 152 /* Constructor */) { var classNode = container.parent; getNodeLinks(classNode).flags |= 4 /* CaptureThis */; } @@ -33952,36 +35298,38 @@ var ts; // tell whether 'this' needs to be captured. var container = ts.getThisContainer(node, /* includeArrowFunctions */ true); var needToCaptureLexicalThis = false; - if (container.kind === 150 /* Constructor */) { + if (container.kind === 152 /* Constructor */) { checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class); } // Now skip arrow functions to get the "real" owner of 'this'. - if (container.kind === 185 /* ArrowFunction */) { + if (container.kind === 187 /* ArrowFunction */) { container = ts.getThisContainer(container, /* includeArrowFunctions */ false); // When targeting es6, arrow function lexically bind "this" so we do not need to do the work of binding "this" in emitted code needToCaptureLexicalThis = (languageVersion < 2 /* ES2015 */); } switch (container.kind) { - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_module_or_namespace_body); // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks break; - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_current_location); // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks break; - case 150 /* Constructor */: + case 152 /* Constructor */: if (isInConstructorArgumentInitializer(node, container)) { error(node, ts.Diagnostics.this_cannot_be_referenced_in_constructor_arguments); + // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks } break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - if (ts.getModifierFlags(container) & 32 /* Static */) { + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + if (ts.hasModifier(container, 32 /* Static */)) { error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_static_property_initializer); + // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks } break; - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_computed_property_name); break; } @@ -33993,8 +35341,8 @@ var ts; // Note: a parameter initializer should refer to class-this unless function-this is explicitly annotated. // If this is a function in a JS file, it might be a class method. Check if it's the RHS // of a x.prototype.y = function [name]() { .... } - if (container.kind === 184 /* FunctionExpression */ && - ts.isInJavaScriptFile(container.parent) && + if (container.kind === 186 /* FunctionExpression */ && + container.parent.kind === 194 /* BinaryExpression */ && ts.getSpecialPropertyAssignmentKind(container.parent) === 3 /* PrototypeProperty */) { // Get the 'x' of 'x.prototype.y = f' (here, 'f' is 'container') var className = container.parent // x.prototype.y = f @@ -34014,7 +35362,7 @@ var ts; if (ts.isClassLike(container.parent)) { var symbol = getSymbolOfNode(container.parent); var type = ts.hasModifier(container, 32 /* Static */) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType; - return getFlowTypeOfReference(node, type, /*assumeInitialized*/ true, /*flowContainer*/ undefined); + return getFlowTypeOfReference(node, type); } if (ts.isInJavaScriptFile(node)) { var type = getTypeForThisExpressionFromJSDoc(container); @@ -34022,7 +35370,7 @@ var ts; return type; } } - if (compilerOptions.noImplicitThis) { + if (noImplicitThis) { // With noImplicitThis, functions may not reference 'this' if it has type 'any' error(node, ts.Diagnostics.this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation); } @@ -34030,28 +35378,25 @@ var ts; } function getTypeForThisExpressionFromJSDoc(node) { var jsdocType = ts.getJSDocType(node); - if (jsdocType && jsdocType.kind === 274 /* JSDocFunctionType */) { + if (jsdocType && jsdocType.kind === 273 /* JSDocFunctionType */) { var jsDocFunctionType = jsdocType; - if (jsDocFunctionType.parameters.length > 0 && jsDocFunctionType.parameters[0].type.kind === 277 /* JSDocThisType */) { + if (jsDocFunctionType.parameters.length > 0 && + jsDocFunctionType.parameters[0].name && + jsDocFunctionType.parameters[0].name.escapedText === "this") { return getTypeFromTypeNode(jsDocFunctionType.parameters[0].type); } } } function isInConstructorArgumentInitializer(node, constructorDecl) { - for (var n = node; n && n !== constructorDecl; n = n.parent) { - if (n.kind === 144 /* Parameter */) { - return true; - } - } - return false; + return !!ts.findAncestor(node, function (n) { return n === constructorDecl ? "quit" : n.kind === 146 /* Parameter */; }); } function checkSuperExpression(node) { - var isCallExpression = node.parent.kind === 179 /* CallExpression */ && node.parent.expression === node; + var isCallExpression = node.parent.kind === 181 /* CallExpression */ && node.parent.expression === node; var container = ts.getSuperContainer(node, /*stopOnFunctions*/ true); var needToCaptureLexicalThis = false; // adjust the container reference in case if super is used inside arrow functions with arbitrarily deep nesting if (!isCallExpression) { - while (container && container.kind === 185 /* ArrowFunction */) { + while (container && container.kind === 187 /* ArrowFunction */) { container = ts.getSuperContainer(container, /*stopOnFunctions*/ true); needToCaptureLexicalThis = languageVersion < 2 /* ES2015 */; } @@ -34064,17 +35409,14 @@ var ts; // class B { // [super.foo()]() {} // } - var current = node; - while (current && current !== container && current.kind !== 142 /* ComputedPropertyName */) { - current = current.parent; - } - if (current && current.kind === 142 /* ComputedPropertyName */) { + var current = ts.findAncestor(node, function (n) { return n === container ? "quit" : n.kind === 144 /* ComputedPropertyName */; }); + if (current && current.kind === 144 /* ComputedPropertyName */) { error(node, ts.Diagnostics.super_cannot_be_referenced_in_a_computed_property_name); } else if (isCallExpression) { error(node, ts.Diagnostics.Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors); } - else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 176 /* ObjectLiteralExpression */)) { + else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 178 /* ObjectLiteralExpression */)) { error(node, ts.Diagnostics.super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions); } else { @@ -34082,10 +35424,10 @@ var ts; } return unknownType; } - if (!isCallExpression && container.kind === 150 /* Constructor */) { + if (!isCallExpression && container.kind === 152 /* Constructor */) { checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class); } - if ((ts.getModifierFlags(container) & 32 /* Static */) || isCallExpression) { + if (ts.hasModifier(container, 32 /* Static */) || isCallExpression) { nodeCheckFlag = 512 /* SuperStatic */; } else { @@ -34148,7 +35490,7 @@ var ts; // This helper creates an object with a "value" property that wraps the `super` property or indexed access for both get and set. // This is required for destructuring assignments, as a call expression cannot be used as the target of a destructuring assignment // while a property access can. - if (container.kind === 149 /* MethodDeclaration */ && ts.getModifierFlags(container) & 256 /* Async */) { + if (container.kind === 151 /* MethodDeclaration */ && ts.hasModifier(container, 256 /* Async */)) { if (ts.isSuperProperty(node.parent) && ts.isAssignmentTarget(node.parent)) { getNodeLinks(container).flags |= 4096 /* AsyncMethodWithSuperBinding */; } @@ -34162,7 +35504,7 @@ var ts; // in this case they should also use correct lexical this captureLexicalThis(node.parent, container); } - if (container.parent.kind === 176 /* ObjectLiteralExpression */) { + if (container.parent.kind === 178 /* ObjectLiteralExpression */) { if (languageVersion < 2 /* ES2015 */) { error(node, ts.Diagnostics.super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher); return unknownType; @@ -34182,7 +35524,7 @@ var ts; } return unknownType; } - if (container.kind === 150 /* Constructor */ && isInConstructorArgumentInitializer(node, container)) { + if (container.kind === 152 /* Constructor */ && isInConstructorArgumentInitializer(node, container)) { // issue custom error message for super property access in constructor arguments (to be aligned with old compiler) error(node, ts.Diagnostics.super_cannot_be_referenced_in_constructor_arguments); return unknownType; @@ -34197,7 +35539,7 @@ var ts; if (isCallExpression) { // TS 1.0 SPEC (April 2014): 4.8.1 // Super calls are only permitted in constructors of derived classes - return container.kind === 150 /* Constructor */; + return container.kind === 152 /* Constructor */; } else { // TS 1.0 SPEC (April 2014) @@ -34205,29 +35547,47 @@ var ts; // - In a constructor, instance member function, instance member accessor, or instance member variable initializer where this references a derived class instance // - In a static member function or static member accessor // topmost container must be something that is directly nested in the class declaration\object literal expression - if (ts.isClassLike(container.parent) || container.parent.kind === 176 /* ObjectLiteralExpression */) { - if (ts.getModifierFlags(container) & 32 /* Static */) { - return container.kind === 149 /* MethodDeclaration */ || - container.kind === 148 /* MethodSignature */ || - container.kind === 151 /* GetAccessor */ || - container.kind === 152 /* SetAccessor */; + if (ts.isClassLike(container.parent) || container.parent.kind === 178 /* ObjectLiteralExpression */) { + if (ts.hasModifier(container, 32 /* Static */)) { + return container.kind === 151 /* MethodDeclaration */ || + container.kind === 150 /* MethodSignature */ || + container.kind === 153 /* GetAccessor */ || + container.kind === 154 /* SetAccessor */; } else { - return container.kind === 149 /* MethodDeclaration */ || - container.kind === 148 /* MethodSignature */ || - container.kind === 151 /* GetAccessor */ || - container.kind === 152 /* SetAccessor */ || - container.kind === 147 /* PropertyDeclaration */ || - container.kind === 146 /* PropertySignature */ || - container.kind === 150 /* Constructor */; + return container.kind === 151 /* MethodDeclaration */ || + container.kind === 150 /* MethodSignature */ || + container.kind === 153 /* GetAccessor */ || + container.kind === 154 /* SetAccessor */ || + container.kind === 149 /* PropertyDeclaration */ || + container.kind === 148 /* PropertySignature */ || + container.kind === 152 /* Constructor */; } } } return false; } } + function getContainingObjectLiteral(func) { + return (func.kind === 151 /* MethodDeclaration */ || + func.kind === 153 /* GetAccessor */ || + func.kind === 154 /* SetAccessor */) && func.parent.kind === 178 /* ObjectLiteralExpression */ ? func.parent : + func.kind === 186 /* FunctionExpression */ && func.parent.kind === 261 /* PropertyAssignment */ ? func.parent.parent : + undefined; + } + function getThisTypeArgument(type) { + return getObjectFlags(type) & 4 /* Reference */ && type.target === globalThisType ? type.typeArguments[0] : undefined; + } + function getThisTypeFromContextualType(type) { + return mapType(type, function (t) { + return t.flags & 131072 /* Intersection */ ? ts.forEach(t.types, getThisTypeArgument) : getThisTypeArgument(t); + }); + } function getContextualThisParameterType(func) { - if (isContextSensitiveFunctionOrObjectLiteralMethod(func) && func.kind !== 185 /* ArrowFunction */) { + if (func.kind === 187 /* ArrowFunction */) { + return undefined; + } + if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) { var contextualSignature = getContextualSignature(func); if (contextualSignature) { var thisParameter = contextualSignature.thisParameter; @@ -34236,6 +35596,50 @@ var ts; } } } + var inJs = ts.isInJavaScriptFile(func); + if (noImplicitThis || inJs) { + var containingLiteral = getContainingObjectLiteral(func); + if (containingLiteral) { + // We have an object literal method. Check if the containing object literal has a contextual type + // that includes a ThisType. If so, T is the contextual type for 'this'. We continue looking in + // any directly enclosing object literals. + var contextualType = getApparentTypeOfContextualType(containingLiteral); + var literal = containingLiteral; + var type = contextualType; + while (type) { + var thisType = getThisTypeFromContextualType(type); + if (thisType) { + return instantiateType(thisType, getContextualMapper(containingLiteral)); + } + if (literal.parent.kind !== 261 /* PropertyAssignment */) { + break; + } + literal = literal.parent.parent; + type = getApparentTypeOfContextualType(literal); + } + // There was no contextual ThisType for the containing object literal, so the contextual type + // for 'this' is the non-null form of the contextual type for the containing object literal or + // the type of the object literal itself. + return contextualType ? getNonNullableType(contextualType) : checkExpressionCached(containingLiteral); + } + // In an assignment of the form 'obj.xxx = function(...)' or 'obj[xxx] = function(...)', the + // contextual type for 'this' is 'obj'. + var parent = func.parent; + if (parent.kind === 194 /* BinaryExpression */ && parent.operatorToken.kind === 58 /* EqualsToken */) { + var target = parent.left; + if (target.kind === 179 /* PropertyAccessExpression */ || target.kind === 180 /* ElementAccessExpression */) { + var expression = target.expression; + // Don't contextually type `this` as `exports` in `exports.Point = function(x, y) { this.x = x; this.y = y; }` + if (inJs && ts.isIdentifier(expression)) { + var sourceFile = ts.getSourceFileOfNode(parent); + if (sourceFile.commonJsModuleIndicator && getResolvedSymbol(expression) === sourceFile.symbol) { + return undefined; + } + } + return checkExpressionCached(expression); + } + } + } return undefined; } // Return contextual type of parameter or undefined if no contextual type is available @@ -34243,29 +35647,33 @@ var ts; var func = parameter.parent; if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) { var iife = ts.getImmediatelyInvokedFunctionExpression(func); - if (iife) { + if (iife && iife.arguments) { var indexOfParameter = ts.indexOf(func.parameters, parameter); - if (iife.arguments && indexOfParameter < iife.arguments.length) { - if (parameter.dotDotDotToken) { - var restTypes = []; - for (var i = indexOfParameter; i < iife.arguments.length; i++) { - restTypes.push(getWidenedLiteralType(checkExpression(iife.arguments[i]))); - } - return createArrayType(getUnionType(restTypes)); - } - var links = getNodeLinks(iife); - var cached = links.resolvedSignature; - links.resolvedSignature = anySignature; - var type = getWidenedLiteralType(checkExpression(iife.arguments[indexOfParameter])); - links.resolvedSignature = cached; - return type; - } + if (parameter.dotDotDotToken) { + var restTypes = []; + for (var i = indexOfParameter; i < iife.arguments.length; i++) { + restTypes.push(getWidenedLiteralType(checkExpression(iife.arguments[i]))); + } + return restTypes.length ? createArrayType(getUnionType(restTypes)) : undefined; + } + var links = getNodeLinks(iife); + var cached = links.resolvedSignature; + links.resolvedSignature = anySignature; + var type = indexOfParameter < iife.arguments.length ? + getWidenedLiteralType(checkExpression(iife.arguments[indexOfParameter])) : + parameter.initializer ? undefined : undefinedWideningType; + links.resolvedSignature = cached; + return type; } var contextualSignature = getContextualSignature(func); if (contextualSignature) { var funcHasRestParameters = ts.hasRestParameter(func); var len = func.parameters.length - (funcHasRestParameters ? 1 : 0); var indexOfParameter = ts.indexOf(func.parameters, parameter); + if (ts.getThisParameter(func) !== undefined && !contextualSignature.thisParameter) { + ts.Debug.assert(indexOfParameter !== 0); // Otherwise we should not have called `getContextuallyTypedParameterType`. + indexOfParameter -= 1; + } if (indexOfParameter < len) { return getTypeAtPosition(contextualSignature, indexOfParameter); } @@ -34290,10 +35698,11 @@ var ts; function getContextualTypeForInitializerExpression(node) { var declaration = node.parent; if (node === declaration.initializer) { - if (declaration.type) { - return getTypeFromTypeNode(declaration.type); + var typeNode = ts.getEffectiveTypeAnnotationNode(declaration); + if (typeNode) { + return getTypeFromTypeNode(typeNode); } - if (declaration.kind === 144 /* Parameter */) { + if (declaration.kind === 146 /* Parameter */) { var type = getContextuallyTypedParameterType(declaration); if (type) { return type; @@ -34304,13 +35713,14 @@ var ts; } if (ts.isBindingPattern(declaration.parent)) { var parentDeclaration = declaration.parent.parent; - var name_19 = declaration.propertyName || declaration.name; - if (ts.isVariableLike(parentDeclaration) && - parentDeclaration.type && - !ts.isBindingPattern(name_19)) { - var text = ts.getTextOfPropertyName(name_19); - if (text) { - return getTypeOfPropertyOfType(getTypeFromTypeNode(parentDeclaration.type), text); + var name = declaration.propertyName || declaration.name; + if (parentDeclaration.kind !== 176 /* BindingElement */) { + var parentTypeNode = ts.getEffectiveTypeAnnotationNode(parentDeclaration); + if (parentTypeNode && !ts.isBindingPattern(name)) { + var text = ts.getTextOfPropertyName(name); + if (text) { + return getTypeOfPropertyOfType(getTypeFromTypeNode(parentTypeNode), text); + } } } } @@ -34319,33 +35729,34 @@ var ts; } function getContextualTypeForReturnExpression(node) { var func = ts.getContainingFunction(node); - if (ts.isAsyncFunctionLike(func)) { - var contextualReturnType = getContextualReturnType(func); - if (contextualReturnType) { - return getPromisedType(contextualReturnType); + if (func) { + var functionFlags = ts.getFunctionFlags(func); + if (functionFlags & 1 /* Generator */) { + return undefined; } - return undefined; - } - if (func && !func.asteriskToken) { - return getContextualReturnType(func); + var contextualReturnType = getContextualReturnType(func); + return functionFlags & 2 /* Async */ + ? contextualReturnType && getAwaitedTypeOfPromise(contextualReturnType) // Async function + : contextualReturnType; // Regular function } return undefined; } function getContextualTypeForYieldOperand(node) { var func = ts.getContainingFunction(node); if (func) { + var functionFlags = ts.getFunctionFlags(func); var contextualReturnType = getContextualReturnType(func); if (contextualReturnType) { return node.asteriskToken ? contextualReturnType - : getElementTypeOfIterableIterator(contextualReturnType); + : getIteratedTypeOfGenerator(contextualReturnType, (functionFlags & 2 /* Async */) !== 0); } } return undefined; } function isInParameterInitializerBeforeContainingFunction(node) { while (node.parent && !ts.isFunctionLike(node.parent)) { - if (node.parent.kind === 144 /* Parameter */ && node.parent.initializer === node) { + if (node.parent.kind === 146 /* Parameter */ && node.parent.initializer === node) { return true; } node = node.parent; @@ -34355,15 +35766,15 @@ var ts; function getContextualReturnType(functionDecl) { // If the containing function has a return type annotation, is a constructor, or is a get accessor whose // corresponding set accessor has a type annotation, return statements in the function are contextually typed - if (functionDecl.type || - functionDecl.kind === 150 /* Constructor */ || - functionDecl.kind === 151 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(functionDecl.symbol, 152 /* SetAccessor */))) { + if (functionDecl.kind === 152 /* Constructor */ || + ts.getEffectiveReturnTypeNode(functionDecl) || + isGetAccessorWithAnnotatedSetAccessor(functionDecl)) { return getReturnTypeOfSignature(getSignatureFromDeclaration(functionDecl)); } // Otherwise, if the containing function is contextually typed by a function type with exactly one call signature // and that call signature is non-generic, return statements are contextually typed by the return type of the signature var signature = getContextualSignatureForFunctionLikeDeclaration(functionDecl); - if (signature) { + if (signature && !isResolvingReturnTypeOfSignature(signature)) { return getReturnTypeOfSignature(signature); } return undefined; @@ -34373,13 +35784,15 @@ var ts; var args = getEffectiveCallArguments(callTarget); var argIndex = ts.indexOf(args, arg); if (argIndex >= 0) { - var signature = getResolvedOrAnySignature(callTarget); + // If we're already in the process of resolving the given signature, don't resolve again as + // that could cause infinite recursion. Instead, return anySignature. + var signature = getNodeLinks(callTarget).resolvedSignature === resolvingSignature ? resolvingSignature : getResolvedSignature(callTarget); return getTypeAtPosition(signature, argIndex); } return undefined; } function getContextualTypeForSubstitutionExpression(template, substitutionExpression) { - if (template.parent.kind === 181 /* TaggedTemplateExpression */) { + if (template.parent.kind === 183 /* TaggedTemplateExpression */) { return getContextualTypeForArgument(template.parent, substitutionExpression); } return undefined; @@ -34387,67 +35800,53 @@ var ts; function getContextualTypeForBinaryOperand(node) { var binaryExpression = node.parent; var operator = binaryExpression.operatorToken.kind; - if (operator >= 57 /* FirstAssignment */ && operator <= 69 /* LastAssignment */) { - // Don't do this for special property assignments to avoid circularity - if (ts.getSpecialPropertyAssignmentKind(binaryExpression) !== 0 /* None */) { - return undefined; - } - // In an assignment expression, the right operand is contextually typed by the type of the left operand. + if (ts.isAssignmentOperator(operator)) { if (node === binaryExpression.right) { + // Don't do this for special property assignments to avoid circularity + switch (ts.getSpecialPropertyAssignmentKind(binaryExpression)) { + case 0 /* None */: + break; + case 5 /* Property */: + // If `binaryExpression.left` was assigned a symbol, then this is a new declaration; otherwise it is an assignment to an existing declaration. + // See `bindStaticPropertyAssignment` in `binder.ts`. + if (!binaryExpression.left.symbol) { + break; + } + // falls through + case 1 /* ExportsProperty */: + case 2 /* ModuleExports */: + case 3 /* PrototypeProperty */: + case 4 /* ThisProperty */: + return undefined; + } + // In an assignment expression, the right operand is contextually typed by the type of the left operand. return getTypeOfExpression(binaryExpression.left); } } - else if (operator === 53 /* BarBarToken */) { + else if (operator === 54 /* BarBarToken */) { // When an || expression has a contextual type, the operands are contextually typed by that type. When an || // expression has no contextual type, the right operand is contextually typed by the type of the left operand. var type = getContextualType(binaryExpression); if (!type && node === binaryExpression.right) { - type = getTypeOfExpression(binaryExpression.left); + type = getTypeOfExpression(binaryExpression.left, /*cache*/ true); } return type; } - else if (operator === 52 /* AmpersandAmpersandToken */ || operator === 25 /* CommaToken */) { + else if (operator === 53 /* AmpersandAmpersandToken */ || operator === 26 /* CommaToken */) { if (node === binaryExpression.right) { return getContextualType(binaryExpression); } } return undefined; } - // Apply a mapping function to a contextual type and return the resulting type. If the contextual type - // is a union type, the mapping function is applied to each constituent type and a union of the resulting - // types is returned. - function applyToContextualType(type, mapper) { - if (!(type.flags & 65536 /* Union */)) { - return mapper(type); - } - var types = type.types; - var mappedType; - var mappedTypes; - for (var _i = 0, types_13 = types; _i < types_13.length; _i++) { - var current = types_13[_i]; - var t = mapper(current); - if (t) { - if (!mappedType) { - mappedType = t; - } - else if (!mappedTypes) { - mappedTypes = [mappedType, t]; - } - else { - mappedTypes.push(t); - } - } - } - return mappedTypes ? getUnionType(mappedTypes) : mappedType; - } function getTypeOfPropertyOfContextualType(type, name) { - return applyToContextualType(type, function (t) { + return mapType(type, function (t) { var prop = t.flags & 229376 /* StructuredType */ ? getPropertyOfType(t, name) : undefined; return prop ? getTypeOfSymbol(prop) : undefined; }); } function getIndexTypeOfContextualType(type, kind) { - return applyToContextualType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }); + return mapType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }); } // Return true if the given contextual type is a tuple-like type function contextualTypeIsTupleLikeType(type) { @@ -34472,8 +35871,8 @@ var ts; // For a (non-symbol) computed property, there is no reason to look up the name // in the type. It will just be "__computed", which does not appear in any // SymbolTable. - var symbolName = getSymbolOfNode(element).name; - var propertyType = getTypeOfPropertyOfContextualType(type, symbolName); + var symbolName_1 = getSymbolOfNode(element).escapedName; + var propertyType = getTypeOfPropertyOfContextualType(type, symbolName_1); if (propertyType) { return propertyType; } @@ -34487,36 +35886,56 @@ var ts; // the type of the property with the numeric name N in T, if one exists. Otherwise, if T has a numeric index signature, // it is the type of the numeric index signature in T. Otherwise, in ES6 and higher, the contextual type is the iterated // type of T. - function getContextualTypeForElementExpression(node) { - var arrayLiteral = node.parent; - var type = getApparentTypeOfContextualType(arrayLiteral); - if (type) { - var index = ts.indexOf(arrayLiteral.elements, node); - return getTypeOfPropertyOfContextualType(type, "" + index) - || getIndexTypeOfContextualType(type, 1 /* Number */) - || (languageVersion >= 2 /* ES2015 */ ? getElementTypeOfIterable(type, /*errorNode*/ undefined) : undefined); - } - return undefined; + function getContextualTypeForElementExpression(arrayContextualType, index) { + return arrayContextualType && (getTypeOfPropertyOfContextualType(arrayContextualType, "" + index) + || getIndexTypeOfContextualType(arrayContextualType, 1 /* Number */) + || getIteratedTypeOrElementType(arrayContextualType, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false, /*checkAssignability*/ false)); } // In a contextually typed conditional expression, the true/false expressions are contextually typed by the same type. function getContextualTypeForConditionalOperand(node) { var conditional = node.parent; return node === conditional.whenTrue || node === conditional.whenFalse ? getContextualType(conditional) : undefined; } + function getContextualTypeForJsxExpression(node) { + // JSX expression can appear in two position : JSX Element's children or JSX attribute + var jsxAttributes = ts.isJsxAttributeLike(node.parent) ? + node.parent.parent : + node.parent.openingElement.attributes; // node.parent is JsxElement + // When we trying to resolve JsxOpeningLikeElement as a stateless function element, we will already give its attributes a contextual type + // which is a type of the parameter of the signature we are trying out. + // If there is no contextual type (e.g. we are trying to resolve stateful component), get attributes type from resolving element's tagName + var attributesType = getContextualType(jsxAttributes); + if (!attributesType || isTypeAny(attributesType)) { + return undefined; + } + if (ts.isJsxAttribute(node.parent)) { + // JSX expression is in JSX attribute + return getTypeOfPropertyOfContextualType(attributesType, node.parent.name.escapedText); + } + else if (node.parent.kind === 249 /* JsxElement */) { + // JSX expression is in children of JSX Element, we will look for an "children" atttribute (we get the name from JSX.ElementAttributesProperty) + var jsxChildrenPropertyName = getJsxElementChildrenPropertyname(); + return jsxChildrenPropertyName && jsxChildrenPropertyName !== "" ? getTypeOfPropertyOfContextualType(attributesType, jsxChildrenPropertyName) : anyType; + } + else { + // JSX expression is in JSX spread attribute + return attributesType; + } + } function getContextualTypeForJsxAttribute(attribute) { - var kind = attribute.kind; - var jsxElement = attribute.parent; - var attrsType = getJsxElementAttributesType(jsxElement); - if (attribute.kind === 250 /* JsxAttribute */) { - if (!attrsType || isTypeAny(attrsType)) { + // When we trying to resolve JsxOpeningLikeElement as a stateless function element, we will already give its attributes a contextual type + // which is a type of the parameter of the signature we are trying out. + // If there is no contextual type (e.g. we are trying to resolve stateful component), get attributes type from resolving element's tagName + var attributesType = getContextualType(attribute.parent); + if (ts.isJsxAttribute(attribute)) { + if (!attributesType || isTypeAny(attributesType)) { return undefined; } - return getTypeOfPropertyOfType(attrsType, attribute.name.text); + return getTypeOfPropertyOfContextualType(attributesType, attribute.name.escapedText); } - else if (attribute.kind === 251 /* JsxSpreadAttribute */) { - return attrsType; + else { + return attributesType; } - ts.Debug.fail("Expected JsxAttribute or JsxSpreadAttribute, got ts.SyntaxKind[" + kind + "]"); } // Return the contextual type for a given expression node. During overload resolution, a contextual type may temporarily // be "pushed" onto a node using the contextualType property. @@ -34551,52 +35970,67 @@ var ts; } var parent = node.parent; switch (parent.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 174 /* BindingElement */: + case 226 /* VariableDeclaration */: + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 176 /* BindingElement */: return getContextualTypeForInitializerExpression(node); - case 185 /* ArrowFunction */: - case 216 /* ReturnStatement */: + case 187 /* ArrowFunction */: + case 219 /* ReturnStatement */: return getContextualTypeForReturnExpression(node); - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return getContextualTypeForYieldOperand(parent); - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: return getContextualTypeForArgument(parent, node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: return getTypeFromTypeNode(parent.type); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return getContextualTypeForBinaryOperand(node); - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: + case 261 /* PropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return getContextualTypeForObjectLiteralElement(parent); - case 175 /* ArrayLiteralExpression */: - return getContextualTypeForElementExpression(node); - case 193 /* ConditionalExpression */: + case 263 /* SpreadAssignment */: + return getApparentTypeOfContextualType(parent.parent); + case 177 /* ArrayLiteralExpression */: { + var arrayLiteral = parent; + var type = getApparentTypeOfContextualType(arrayLiteral); + return getContextualTypeForElementExpression(type, ts.indexOfNode(arrayLiteral.elements, node)); + } + case 195 /* ConditionalExpression */: return getContextualTypeForConditionalOperand(node); - case 202 /* TemplateSpan */: - ts.Debug.assert(parent.parent.kind === 194 /* TemplateExpression */); + case 205 /* TemplateSpan */: + ts.Debug.assert(parent.parent.kind === 196 /* TemplateExpression */); return getContextualTypeForSubstitutionExpression(parent.parent, node); - case 183 /* ParenthesizedExpression */: - return getContextualType(parent); - case 252 /* JsxExpression */: - return getContextualType(parent); - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: + case 185 /* ParenthesizedExpression */: { + // Like in `checkParenthesizedExpression`, an `/** @type {xyz} */` comment before a parenthesized expression acts as a type cast. + var tag = ts.isInJavaScriptFile(parent) ? ts.getJSDocTypeTag(parent) : undefined; + return tag ? getTypeFromTypeNode(tag.typeExpression.type) : getContextualType(parent); + } + case 256 /* JsxExpression */: + return getContextualTypeForJsxExpression(parent); + case 253 /* JsxAttribute */: + case 255 /* JsxSpreadAttribute */: return getContextualTypeForJsxAttribute(parent); + case 251 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + return getAttributesTypeFromJsxOpeningLikeElement(parent); } return undefined; } - // If the given type is an object or union type, if that type has a single signature, and if - // that signature is non-generic, return the signature. Otherwise return undefined. - function getNonGenericSignature(type, node) { + function getContextualMapper(node) { + node = ts.findAncestor(node, function (n) { return !!n.contextualMapper; }); + return node ? node.contextualMapper : identityMapper; + } + // If the given type is an object or union type with a single signature, and if that signature has at + // least as many parameters as the given function, return the signature. Otherwise return undefined. + function getContextualCallSignature(type, node) { var signatures = getSignaturesOfStructuredType(type, 0 /* Call */); if (signatures.length === 1) { var signature = signatures[0]; - if (!signature.typeParameters && !isAritySmaller(signature, node)) { + if (!isAritySmaller(signature, node)) { return signature; } } @@ -34617,7 +36051,7 @@ var ts; return sourceLength < targetParameterCount; } function isFunctionExpressionOrArrowFunction(node) { - return node.kind === 184 /* FunctionExpression */ || node.kind === 185 /* ArrowFunction */; + return node.kind === 186 /* FunctionExpression */ || node.kind === 187 /* ArrowFunction */; } function getContextualSignatureForFunctionLikeDeclaration(node) { // Only function expressions, arrow functions, and object literal methods are contextually typed. @@ -34636,19 +36070,19 @@ var ts; // all identical ignoring their return type, the result is same signature but with return type as // union type of return types from these signatures function getContextualSignature(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); var type = getContextualTypeForFunctionLikeDeclaration(node); if (!type) { return undefined; } if (!(type.flags & 65536 /* Union */)) { - return getNonGenericSignature(type, node); + return getContextualCallSignature(type, node); } var signatureList; var types = type.types; - for (var _i = 0, types_14 = types; _i < types_14.length; _i++) { - var current = types_14[_i]; - var signature = getNonGenericSignature(current, node); + for (var _i = 0, types_16 = types; _i < types_16.length; _i++) { + var current = types_16[_i]; + var signature = getContextualCallSignature(current, node); if (signature) { if (!signatureList) { // This signature will contribute to contextual union signature @@ -34674,40 +36108,26 @@ var ts; } return result; } - /** - * Detect if the mapper implies an inference context. Specifically, there are 4 possible values - * for a mapper. Let's go through each one of them: - * - * 1. undefined - this means we are not doing inferential typing, but we may do contextual typing, - * which could cause us to assign a parameter a type - * 2. identityMapper - means we want to avoid assigning a parameter a type, whether or not we are in - * inferential typing (context is undefined for the identityMapper) - * 3. a mapper created by createInferenceMapper - we are doing inferential typing, we want to assign - * types to parameters and fix type parameters (context is defined) - * 4. an instantiation mapper created by createTypeMapper or createTypeEraser - this should never be - * passed as the contextual mapper when checking an expression (context is undefined for these) - * - * isInferentialContext is detecting if we are in case 3 - */ - function isInferentialContext(mapper) { - return mapper && mapper.context; - } - function checkSpreadExpression(node, contextualMapper) { - var arrayOrIterableType = checkExpression(node.expression, contextualMapper); - return checkIteratedTypeOrElementType(arrayOrIterableType, node.expression, /*allowStringInput*/ false); + function checkSpreadExpression(node, checkMode) { + if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 1536 /* SpreadIncludes */); + } + var arrayOrIterableType = checkExpression(node.expression, checkMode); + return checkIteratedTypeOrElementType(arrayOrIterableType, node.expression, /*allowStringInput*/ false, /*allowAsyncIterables*/ false); } function hasDefaultValue(node) { - return (node.kind === 174 /* BindingElement */ && !!node.initializer) || - (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */); + return (node.kind === 176 /* BindingElement */ && !!node.initializer) || + (node.kind === 194 /* BinaryExpression */ && node.operatorToken.kind === 58 /* EqualsToken */); } - function checkArrayLiteral(node, contextualMapper) { + function checkArrayLiteral(node, checkMode) { var elements = node.elements; var hasSpreadElement = false; var elementTypes = []; var inDestructuringPattern = ts.isAssignmentTarget(node); - for (var _i = 0, elements_1 = elements; _i < elements_1.length; _i++) { - var e = elements_1[_i]; - if (inDestructuringPattern && e.kind === 196 /* SpreadElement */) { + var contextualType = getApparentTypeOfContextualType(node); + for (var index = 0; index < elements.length; index++) { + var e = elements[index]; + if (inDestructuringPattern && e.kind === 198 /* SpreadElement */) { // Given the following situation: // var c: {}; // [...c] = ["", 0]; @@ -34720,18 +36140,19 @@ var ts; // get the contextual element type from it. So we do something similar to // getContextualTypeForElementExpression, which will crucially not error // if there is no index type / iterated type. - var restArrayType = checkExpression(e.expression, contextualMapper); + var restArrayType = checkExpression(e.expression, checkMode); var restElementType = getIndexTypeOfType(restArrayType, 1 /* Number */) || - (languageVersion >= 2 /* ES2015 */ ? getElementTypeOfIterable(restArrayType, /*errorNode*/ undefined) : undefined); + getIteratedTypeOrElementType(restArrayType, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false, /*checkAssignability*/ false); if (restElementType) { elementTypes.push(restElementType); } } else { - var type = checkExpressionForMutableLocation(e, contextualMapper); + var elementContextualType = getContextualTypeForElementExpression(contextualType, index); + var type = checkExpressionForMutableLocation(e, checkMode, elementContextualType); elementTypes.push(type); } - hasSpreadElement = hasSpreadElement || e.kind === 196 /* SpreadElement */; + hasSpreadElement = hasSpreadElement || e.kind === 198 /* SpreadElement */; } if (!hasSpreadElement) { // If array literal is actually a destructuring pattern, mark it as an implied type. We do this such @@ -34741,20 +36162,20 @@ var ts; type.pattern = node; return type; } - var contextualType = getApparentTypeOfContextualType(node); - if (contextualType && contextualTypeIsTupleLikeType(contextualType)) { - var pattern = contextualType.pattern; + var contextualType_1 = getApparentTypeOfContextualType(node); + if (contextualType_1 && contextualTypeIsTupleLikeType(contextualType_1)) { + var pattern = contextualType_1.pattern; // If array literal is contextually typed by a binding pattern or an assignment pattern, pad the resulting // tuple type with the corresponding binding or assignment element types to make the lengths equal. - if (pattern && (pattern.kind === 173 /* ArrayBindingPattern */ || pattern.kind === 175 /* ArrayLiteralExpression */)) { + if (pattern && (pattern.kind === 175 /* ArrayBindingPattern */ || pattern.kind === 177 /* ArrayLiteralExpression */)) { var patternElements = pattern.elements; for (var i = elementTypes.length; i < patternElements.length; i++) { var patternElement = patternElements[i]; if (hasDefaultValue(patternElement)) { - elementTypes.push(contextualType.typeArguments[i]); + elementTypes.push(contextualType_1.typeArguments[i]); } else { - if (patternElement.kind !== 198 /* OmittedExpression */) { + if (patternElement.kind !== 200 /* OmittedExpression */) { error(patternElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value); } elementTypes.push(unknownType); @@ -34771,15 +36192,22 @@ var ts; strictNullChecks ? neverType : undefinedWideningType); } function isNumericName(name) { - return name.kind === 142 /* ComputedPropertyName */ ? isNumericComputedName(name) : isNumericLiteralName(name.text); + switch (name.kind) { + case 144 /* ComputedPropertyName */: + return isNumericComputedName(name); + case 71 /* Identifier */: + return isNumericLiteralName(name.escapedText); + case 8 /* NumericLiteral */: + case 9 /* StringLiteral */: + return isNumericLiteralName(name.text); + default: + return false; + } } function isNumericComputedName(name) { // It seems odd to consider an expression of type Any to result in a numeric name, // but this behavior is consistent with checkIndexedAccess - return isTypeAnyOrAllConstituentTypesHaveKind(checkComputedPropertyName(name), 340 /* NumberLike */); - } - function isTypeAnyOrAllConstituentTypesHaveKind(type, kind) { - return isTypeAny(type) || isTypeOfKind(type, kind); + return isTypeAssignableToKind(checkComputedPropertyName(name), 84 /* NumberLike */); } function isInfinityOrNaNString(name) { return name === "Infinity" || name === "-Infinity" || name === "NaN"; @@ -34814,7 +36242,9 @@ var ts; links.resolvedType = checkExpression(node.expression); // This will allow types number, string, symbol or any. It will also allow enums, the unknown // type, and any union of these types (like string | number). - if (!isTypeAnyOrAllConstituentTypesHaveKind(links.resolvedType, 340 /* NumberLike */ | 262178 /* StringLike */ | 512 /* ESSymbol */)) { + if (links.resolvedType.flags & 6144 /* Nullable */ || + !isTypeAssignableToKind(links.resolvedType, 262178 /* StringLike */ | 84 /* NumberLike */ | 512 /* ESSymbol */) && + !isTypeAssignableTo(links.resolvedType, getUnionType([stringType, numberType, esSymbolType]))) { error(node, ts.Diagnostics.A_computed_property_name_must_be_of_type_string_number_symbol_or_any); } else { @@ -34833,59 +36263,76 @@ var ts; var unionType = propTypes.length ? getUnionType(propTypes, /*subtypeReduction*/ true) : undefinedType; return createIndexInfo(unionType, /*isReadonly*/ false); } - function checkObjectLiteral(node, contextualMapper) { + function checkObjectLiteral(node, checkMode) { var inDestructuringPattern = ts.isAssignmentTarget(node); // Grammar checking checkGrammarObjectLiteralExpression(node, inDestructuringPattern); - var propertiesTable = ts.createMap(); + var propertiesTable = ts.createSymbolTable(); var propertiesArray = []; var spread = emptyObjectType; var propagatedFlags = 0; var contextualType = getApparentTypeOfContextualType(node); var contextualTypeHasPattern = contextualType && contextualType.pattern && - (contextualType.pattern.kind === 172 /* ObjectBindingPattern */ || contextualType.pattern.kind === 176 /* ObjectLiteralExpression */); + (contextualType.pattern.kind === 174 /* ObjectBindingPattern */ || contextualType.pattern.kind === 178 /* ObjectLiteralExpression */); + var isJSObjectLiteral = !contextualType && ts.isInJavaScriptFile(node); var typeFlags = 0; var patternWithComputedProperties = false; var hasComputedStringProperty = false; var hasComputedNumberProperty = false; + var isInJSFile = ts.isInJavaScriptFile(node); var offset = 0; for (var i = 0; i < node.properties.length; i++) { var memberDecl = node.properties[i]; var member = memberDecl.symbol; - if (memberDecl.kind === 257 /* PropertyAssignment */ || - memberDecl.kind === 258 /* ShorthandPropertyAssignment */ || + var literalName = void 0; + if (memberDecl.kind === 261 /* PropertyAssignment */ || + memberDecl.kind === 262 /* ShorthandPropertyAssignment */ || ts.isObjectLiteralMethod(memberDecl)) { + var jsdocType = void 0; + if (isInJSFile) { + jsdocType = getTypeForDeclarationFromJSDocComment(memberDecl); + } var type = void 0; - if (memberDecl.kind === 257 /* PropertyAssignment */) { - type = checkPropertyAssignment(memberDecl, contextualMapper); + if (memberDecl.kind === 261 /* PropertyAssignment */) { + if (memberDecl.name.kind === 144 /* ComputedPropertyName */) { + var t = checkComputedPropertyName(memberDecl.name); + if (t.flags & 224 /* Literal */) { + literalName = ts.escapeLeadingUnderscores("" + t.value); + } + } + type = checkPropertyAssignment(memberDecl, checkMode); } - else if (memberDecl.kind === 149 /* MethodDeclaration */) { - type = checkObjectLiteralMethod(memberDecl, contextualMapper); + else if (memberDecl.kind === 151 /* MethodDeclaration */) { + type = checkObjectLiteralMethod(memberDecl, checkMode); } else { - ts.Debug.assert(memberDecl.kind === 258 /* ShorthandPropertyAssignment */); - type = checkExpressionForMutableLocation(memberDecl.name, contextualMapper); + ts.Debug.assert(memberDecl.kind === 262 /* ShorthandPropertyAssignment */); + type = checkExpressionForMutableLocation(memberDecl.name, checkMode); + } + if (jsdocType) { + checkTypeAssignableTo(type, jsdocType, memberDecl); + type = jsdocType; } typeFlags |= type.flags; - var prop = createSymbol(4 /* Property */ | 67108864 /* Transient */ | member.flags, member.name); + var prop = createSymbol(4 /* Property */ | member.flags, literalName || member.escapedName); if (inDestructuringPattern) { // If object literal is an assignment pattern and if the assignment pattern specifies a default value // for the property, make the property optional. - var isOptional = (memberDecl.kind === 257 /* PropertyAssignment */ && hasDefaultValue(memberDecl.initializer)) || - (memberDecl.kind === 258 /* ShorthandPropertyAssignment */ && memberDecl.objectAssignmentInitializer); + var isOptional = (memberDecl.kind === 261 /* PropertyAssignment */ && hasDefaultValue(memberDecl.initializer)) || + (memberDecl.kind === 262 /* ShorthandPropertyAssignment */ && memberDecl.objectAssignmentInitializer); if (isOptional) { - prop.flags |= 536870912 /* Optional */; + prop.flags |= 16777216 /* Optional */; } - if (ts.hasDynamicName(memberDecl)) { + if (!literalName && ts.hasDynamicName(memberDecl)) { patternWithComputedProperties = true; } } else if (contextualTypeHasPattern && !(getObjectFlags(contextualType) & 512 /* ObjectLiteralPatternWithComputedProperties */)) { // If object literal is contextually typed by the implied type of a binding pattern, and if the // binding pattern specifies a default value for the property, make the property optional. - var impliedProp = getPropertyOfType(contextualType, member.name); + var impliedProp = getPropertyOfType(contextualType, member.escapedName); if (impliedProp) { - prop.flags |= impliedProp.flags & 536870912 /* Optional */; + prop.flags |= impliedProp.flags & 16777216 /* Optional */; } else if (!compilerOptions.suppressExcessPropertyErrors && !getIndexInfoOfType(contextualType, 0 /* String */)) { error(memberDecl.name, ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(member), typeToString(contextualType)); @@ -34900,14 +36347,14 @@ var ts; prop.target = member; member = prop; } - else if (memberDecl.kind === 259 /* SpreadAssignment */) { - if (languageVersion < 5 /* ESNext */) { + else if (memberDecl.kind === 263 /* SpreadAssignment */) { + if (languageVersion < 2 /* ES2015 */) { checkExternalEmitHelpers(memberDecl, 2 /* Assign */); } if (propertiesArray.length > 0) { - spread = getSpreadType(spread, createObjectLiteralType(), /*isFromObjectLiteral*/ true); + spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, propagatedFlags); propertiesArray = []; - propertiesTable = ts.createMap(); + propertiesTable = ts.createSymbolTable(); hasComputedStringProperty = false; hasComputedNumberProperty = false; typeFlags = 0; @@ -34917,7 +36364,7 @@ var ts; error(memberDecl, ts.Diagnostics.Spread_types_may_only_be_created_from_object_types); return unknownType; } - spread = getSpreadType(spread, type, /*isFromObjectLiteral*/ false); + spread = getSpreadType(spread, type, node.symbol, propagatedFlags); offset = i + 1; continue; } @@ -34927,10 +36374,10 @@ var ts; // an ordinary function declaration(section 6.1) with no parameters. // A set accessor declaration is processed in the same manner // as an ordinary function declaration with a single parameter and a Void return type. - ts.Debug.assert(memberDecl.kind === 151 /* GetAccessor */ || memberDecl.kind === 152 /* SetAccessor */); - checkAccessorDeclaration(memberDecl); + ts.Debug.assert(memberDecl.kind === 153 /* GetAccessor */ || memberDecl.kind === 154 /* SetAccessor */); + checkNodeDeferred(memberDecl); } - if (ts.hasDynamicName(memberDecl)) { + if (!literalName && ts.hasDynamicName(memberDecl)) { if (isNumericName(memberDecl.name)) { hasComputedNumberProperty = true; } @@ -34939,7 +36386,7 @@ var ts; } } else { - propertiesTable[member.name] = member; + propertiesTable.set(member.escapedName, member); } propertiesArray.push(member); } @@ -34948,31 +36395,26 @@ var ts; if (contextualTypeHasPattern) { for (var _i = 0, _a = getPropertiesOfType(contextualType); _i < _a.length; _i++) { var prop = _a[_i]; - if (!propertiesTable[prop.name]) { - if (!(prop.flags & 536870912 /* Optional */)) { + if (!propertiesTable.get(prop.escapedName)) { + if (!(prop.flags & 16777216 /* Optional */)) { error(prop.valueDeclaration || prop.bindingElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value); } - propertiesTable[prop.name] = prop; + propertiesTable.set(prop.escapedName, prop); propertiesArray.push(prop); } } } if (spread !== emptyObjectType) { if (propertiesArray.length > 0) { - spread = getSpreadType(spread, createObjectLiteralType(), /*isFromObjectLiteral*/ true); - } - if (spread.flags & 32768 /* Object */) { - // only set the symbol and flags if this is a (fresh) object type - spread.flags |= propagatedFlags; - spread.symbol = node.symbol; + spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, propagatedFlags); } return spread; } return createObjectLiteralType(); function createObjectLiteralType() { - var stringIndexInfo = hasComputedStringProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 0 /* String */) : undefined; - var numberIndexInfo = hasComputedNumberProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 1 /* Number */) : undefined; - var result = createAnonymousType(node.symbol, propertiesTable, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); + var stringIndexInfo = isJSObjectLiteral ? jsObjectLiteralIndexInfo : hasComputedStringProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 0 /* String */) : undefined; + var numberIndexInfo = hasComputedNumberProperty && !isJSObjectLiteral ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 1 /* Number */) : undefined; + var result = createAnonymousType(node.symbol, propertiesTable, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); var freshObjectLiteralFlag = compilerOptions.suppressExcessPropertyErrors ? 0 : 1048576 /* FreshLiteral */; result.flags |= 4194304 /* ContainsObjectLiteral */ | freshObjectLiteralFlag | (typeFlags & 14680064 /* PropagatingFlags */); result.objectFlags |= 128 /* ObjectLiteral */; @@ -34989,13 +36431,14 @@ var ts; } } function isValidSpreadType(type) { - return !!(type.flags & (1 /* Any */ | 4096 /* Null */ | 2048 /* Undefined */) || + return !!(type.flags & (1 /* Any */ | 16777216 /* NonPrimitive */) || + getFalsyFlags(type) & 7392 /* DefinitelyFalsy */ && isValidSpreadType(removeDefinitelyFalsyTypes(type)) || type.flags & 32768 /* Object */ && !isGenericMappedType(type) || type.flags & 196608 /* UnionOrIntersection */ && !ts.forEach(type.types, function (t) { return !isValidSpreadType(t); })); } function checkJsxSelfClosingElement(node) { checkJsxOpeningLikeElement(node); - return jsxElementType || anyType; + return getJsxGlobalElementType() || anyType; } function checkJsxElement(node) { // Check attributes @@ -35007,120 +36450,184 @@ var ts; else { checkExpression(node.closingElement.tagName); } - // Check children - for (var _i = 0, _a = node.children; _i < _a.length; _i++) { - var child = _a[_i]; - switch (child.kind) { - case 252 /* JsxExpression */: - checkJsxExpression(child); - break; - case 246 /* JsxElement */: - checkJsxElement(child); - break; - case 247 /* JsxSelfClosingElement */: - checkJsxSelfClosingElement(child); - break; - } - } - return jsxElementType || anyType; + return getJsxGlobalElementType() || anyType; } /** * Returns true iff the JSX element name would be a valid JS identifier, ignoring restrictions about keywords not being identifiers */ function isUnhyphenatedJsxName(name) { // - is the only character supported in JSX attribute names that isn't valid in JavaScript identifiers - return name.indexOf("-") < 0; + return !ts.stringContains(name, "-"); } /** * Returns true iff React would emit this tag name as a string rather than an identifier or qualified name */ function isJsxIntrinsicIdentifier(tagName) { // TODO (yuisu): comment - if (tagName.kind === 177 /* PropertyAccessExpression */ || tagName.kind === 98 /* ThisKeyword */) { - return false; - } - else { - return ts.isIntrinsicJsxName(tagName.text); + switch (tagName.kind) { + case 179 /* PropertyAccessExpression */: + case 99 /* ThisKeyword */: + return false; + case 71 /* Identifier */: + return ts.isIntrinsicJsxName(tagName.escapedText); + default: + ts.Debug.fail(); } } - function checkJsxAttribute(node, elementAttributesType, nameTable) { - var correspondingPropType = undefined; - // Look up the corresponding property for this attribute - if (elementAttributesType === emptyObjectType && isUnhyphenatedJsxName(node.name.text)) { - // If there is no 'props' property, you may not have non-"data-" attributes - error(node.parent, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, getJsxElementPropertiesName()); - } - else if (elementAttributesType && !isTypeAny(elementAttributesType)) { - var correspondingPropSymbol = getPropertyOfType(elementAttributesType, node.name.text); - correspondingPropType = correspondingPropSymbol && getTypeOfSymbol(correspondingPropSymbol); - if (isUnhyphenatedJsxName(node.name.text)) { - var attributeType = getTypeOfPropertyOfType(elementAttributesType, ts.getTextOfPropertyName(node.name)) || getIndexTypeOfType(elementAttributesType, 0 /* String */); - if (attributeType) { - correspondingPropType = attributeType; + /** + * Get attributes type of the JSX opening-like element. The result is from resolving "attributes" property of the opening-like element. + * + * @param openingLikeElement a JSX opening-like element + * @param filter a function to remove attributes that will not participate in checking whether attributes are assignable + * @return an anonymous type (similar to the one returned by checkObjectLiteral) in which its properties are attributes property. + * @remarks Because this function calls getSpreadType, it needs to use the same checks as checkObjectLiteral, + * which also calls getSpreadType. + */ + function createJsxAttributesTypeFromAttributesProperty(openingLikeElement, filter, checkMode) { + var attributes = openingLikeElement.attributes; + var attributesTable = ts.createSymbolTable(); + var spread = emptyObjectType; + var attributesArray = []; + var hasSpreadAnyType = false; + var typeToIntersect; + var explicitlySpecifyChildrenAttribute = false; + var jsxChildrenPropertyName = getJsxElementChildrenPropertyname(); + for (var _i = 0, _a = attributes.properties; _i < _a.length; _i++) { + var attributeDecl = _a[_i]; + var member = attributeDecl.symbol; + if (ts.isJsxAttribute(attributeDecl)) { + var exprType = attributeDecl.initializer ? + checkExpression(attributeDecl.initializer, checkMode) : + trueType; // is sugar for + var attributeSymbol = createSymbol(4 /* Property */ | 33554432 /* Transient */ | member.flags, member.escapedName); + attributeSymbol.declarations = member.declarations; + attributeSymbol.parent = member.parent; + if (member.valueDeclaration) { + attributeSymbol.valueDeclaration = member.valueDeclaration; + } + attributeSymbol.type = exprType; + attributeSymbol.target = member; + attributesTable.set(attributeSymbol.escapedName, attributeSymbol); + attributesArray.push(attributeSymbol); + if (attributeDecl.name.escapedText === jsxChildrenPropertyName) { + explicitlySpecifyChildrenAttribute = true; + } + } + else { + ts.Debug.assert(attributeDecl.kind === 255 /* JsxSpreadAttribute */); + if (attributesArray.length > 0) { + spread = getSpreadType(spread, createJsxAttributesType(attributes.symbol, attributesTable), openingLikeElement.symbol, /*propagatedFlags*/ 0); + attributesArray = []; + attributesTable = ts.createSymbolTable(); + } + var exprType = checkExpression(attributeDecl.expression); + if (isTypeAny(exprType)) { + hasSpreadAnyType = true; + } + if (isValidSpreadType(exprType)) { + spread = getSpreadType(spread, exprType, openingLikeElement.symbol, /*propagatedFlags*/ 0); } else { - // If there's no corresponding property with this name, error - if (!correspondingPropType) { - error(node.name, ts.Diagnostics.Property_0_does_not_exist_on_type_1, node.name.text, typeToString(elementAttributesType)); - return unknownType; - } + typeToIntersect = typeToIntersect ? getIntersectionType([typeToIntersect, exprType]) : exprType; } } } - var exprType; - if (node.initializer) { - exprType = checkExpression(node.initializer); - } - else { - // is sugar for - exprType = booleanType; - } - if (correspondingPropType) { - checkTypeAssignableTo(exprType, correspondingPropType, node); - } - nameTable[node.name.text] = true; - return exprType; - } - function checkJsxSpreadAttribute(node, elementAttributesType, nameTable) { - if (compilerOptions.jsx === 2 /* React */) { - checkExternalEmitHelpers(node, 2 /* Assign */); + if (!hasSpreadAnyType) { + if (spread !== emptyObjectType) { + if (attributesArray.length > 0) { + spread = getSpreadType(spread, createJsxAttributesType(attributes.symbol, attributesTable), openingLikeElement.symbol, /*propagatedFlags*/ 0); + } + attributesArray = getPropertiesOfType(spread); + } + attributesTable = ts.createSymbolTable(); + for (var _b = 0, attributesArray_1 = attributesArray; _b < attributesArray_1.length; _b++) { + var attr = attributesArray_1[_b]; + if (!filter || filter(attr)) { + attributesTable.set(attr.escapedName, attr); + } + } } - var type = checkExpression(node.expression); - var props = getPropertiesOfType(type); - for (var _i = 0, props_2 = props; _i < props_2.length; _i++) { - var prop = props_2[_i]; - // Is there a corresponding property in the element attributes type? Skip checking of properties - // that have already been assigned to, as these are not actually pushed into the resulting type - if (!nameTable[prop.name]) { - var targetPropSym = getPropertyOfType(elementAttributesType, prop.name); - if (targetPropSym) { - var msg = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property, prop.name); - checkTypeAssignableTo(getTypeOfSymbol(prop), getTypeOfSymbol(targetPropSym), node, undefined, msg); + // Handle children attribute + var parent = openingLikeElement.parent.kind === 249 /* JsxElement */ ? openingLikeElement.parent : undefined; + // We have to check that openingElement of the parent is the one we are visiting as this may not be true for selfClosingElement + if (parent && parent.openingElement === openingLikeElement && parent.children.length > 0) { + var childrenTypes = []; + for (var _c = 0, _d = parent.children; _c < _d.length; _c++) { + var child = _d[_c]; + // In React, JSX text that contains only whitespaces will be ignored so we don't want to type-check that + // because then type of children property will have constituent of string type. + if (child.kind === 10 /* JsxText */) { + if (!child.containsOnlyWhiteSpaces) { + childrenTypes.push(stringType); + } + } + else { + childrenTypes.push(checkExpression(child, checkMode)); + } + } + if (!hasSpreadAnyType && jsxChildrenPropertyName && jsxChildrenPropertyName !== "") { + // Error if there is a attribute named "children" explicitly specified and children element. + // This is because children element will overwrite the value from attributes. + // Note: we will not warn "children" attribute overwritten if "children" attribute is specified in object spread. + if (explicitlySpecifyChildrenAttribute) { + error(attributes, ts.Diagnostics._0_are_specified_twice_The_attribute_named_0_will_be_overwritten, ts.unescapeLeadingUnderscores(jsxChildrenPropertyName)); } - nameTable[prop.name] = true; + // If there are children in the body of JSX element, create dummy attribute "children" with anyType so that it will pass the attribute checking process + var childrenPropSymbol = createSymbol(4 /* Property */ | 33554432 /* Transient */, jsxChildrenPropertyName); + childrenPropSymbol.type = childrenTypes.length === 1 ? + childrenTypes[0] : + createArrayType(getUnionType(childrenTypes, /*subtypeReduction*/ false)); + attributesTable.set(jsxChildrenPropertyName, childrenPropSymbol); } } - return type; + if (hasSpreadAnyType) { + return anyType; + } + var attributeType = createJsxAttributesType(attributes.symbol, attributesTable); + return typeToIntersect && attributesTable.size ? getIntersectionType([typeToIntersect, attributeType]) : + typeToIntersect ? typeToIntersect : attributeType; + /** + * Create anonymous type from given attributes symbol table. + * @param symbol a symbol of JsxAttributes containing attributes corresponding to attributesTable + * @param attributesTable a symbol table of attributes property + */ + function createJsxAttributesType(symbol, attributesTable) { + var result = createAnonymousType(symbol, attributesTable, ts.emptyArray, ts.emptyArray, /*stringIndexInfo*/ undefined, /*numberIndexInfo*/ undefined); + result.flags |= 33554432 /* JsxAttributes */ | 4194304 /* ContainsObjectLiteral */; + result.objectFlags |= 128 /* ObjectLiteral */; + return result; + } + } + /** + * Check attributes property of opening-like element. This function is called during chooseOverload to get call signature of a JSX opening-like element. + * (See "checkApplicableSignatureForJsxOpeningLikeElement" for how the function is used) + * @param node a JSXAttributes to be resolved of its type + */ + function checkJsxAttributes(node, checkMode) { + return createJsxAttributesTypeFromAttributesProperty(node.parent, /*filter*/ undefined, checkMode); } function getJsxType(name) { - if (jsxTypes[name] === undefined) { - return jsxTypes[name] = getExportedTypeFromNamespace(JsxNames.JSX, name) || unknownType; + var jsxType = jsxTypes.get(name); + if (jsxType === undefined) { + jsxTypes.set(name, jsxType = getExportedTypeFromNamespace(JsxNames.JSX, name) || unknownType); } - return jsxTypes[name]; + return jsxType; } /** - * Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic - * property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic - * string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement). - * May also return unknownSymbol if both of these lookups fail. - */ + * Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic + * property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic + * string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement). + * May also return unknownSymbol if both of these lookups fail. + */ function getIntrinsicTagSymbol(node) { var links = getNodeLinks(node); if (!links.resolvedSymbol) { var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements); if (intrinsicElementsType !== unknownType) { // Property case - var intrinsicProp = getPropertyOfType(intrinsicElementsType, node.tagName.text); + if (!ts.isIdentifier(node.tagName)) + throw ts.Debug.fail(); + var intrinsicProp = getPropertyOfType(intrinsicElementsType, node.tagName.escapedText); if (intrinsicProp) { links.jsxFlags |= 1 /* IntrinsicNamedElement */; return links.resolvedSymbol = intrinsicProp; @@ -35132,12 +36639,12 @@ var ts; return links.resolvedSymbol = intrinsicElementsType.symbol; } // Wasn't found - error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, node.tagName.text, "JSX." + JsxNames.IntrinsicElements); + error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.idText(node.tagName), "JSX." + JsxNames.IntrinsicElements); return links.resolvedSymbol = unknownSymbol; } else { - if (compilerOptions.noImplicitAny) { - error(node, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists, JsxNames.IntrinsicElements); + if (noImplicitAny) { + error(node, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists, ts.unescapeLeadingUnderscores(JsxNames.IntrinsicElements)); } return links.resolvedSymbol = unknownSymbol; } @@ -35166,64 +36673,213 @@ var ts; return unknownType; } } - return getUnionType(ts.map(signatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + var instantiatedSignatures = []; + for (var _i = 0, signatures_3 = signatures; _i < signatures_3.length; _i++) { + var signature = signatures_3[_i]; + if (signature.typeParameters) { + var isJavascript = ts.isInJavaScriptFile(node); + var typeArguments = fillMissingTypeArguments(/*typeArguments*/ undefined, signature.typeParameters, /*minTypeArgumentCount*/ 0, isJavascript); + instantiatedSignatures.push(getSignatureInstantiation(signature, typeArguments, isJavascript)); + } + else { + instantiatedSignatures.push(signature); + } + } + return getUnionType(ts.map(instantiatedSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); } - /// e.g. "props" for React.d.ts, - /// or 'undefined' if ElementAttributesProperty doesn't exist (which means all - /// non-intrinsic elements' attributes type is 'any'), - /// or '' if it has 0 properties (which means every - /// non-intrinsic elements' attributes type is the element instance type) - function getJsxElementPropertiesName() { + /** + * Look into JSX namespace and then look for container with matching name as nameOfAttribPropContainer. + * Get a single property from that container if existed. Report an error if there are more than one property. + * + * @param nameOfAttribPropContainer a string of value JsxNames.ElementAttributesPropertyNameContainer or JsxNames.ElementChildrenAttributeNameContainer + * if other string is given or the container doesn't exist, return undefined. + */ + function getNameFromJsxElementAttributesContainer(nameOfAttribPropContainer) { // JSX var jsxNamespace = getGlobalSymbol(JsxNames.JSX, 1920 /* Namespace */, /*diagnosticMessage*/ undefined); - // JSX.ElementAttributesProperty [symbol] - var attribsPropTypeSym = jsxNamespace && getSymbol(jsxNamespace.exports, JsxNames.ElementAttributesPropertyNameContainer, 793064 /* Type */); - // JSX.ElementAttributesProperty [type] - var attribPropType = attribsPropTypeSym && getDeclaredTypeOfSymbol(attribsPropTypeSym); - // The properties of JSX.ElementAttributesProperty - var attribProperties = attribPropType && getPropertiesOfType(attribPropType); - if (attribProperties) { + // JSX.ElementAttributesProperty | JSX.ElementChildrenAttribute [symbol] + var jsxElementAttribPropInterfaceSym = jsxNamespace && getSymbol(jsxNamespace.exports, nameOfAttribPropContainer, 793064 /* Type */); + // JSX.ElementAttributesProperty | JSX.ElementChildrenAttribute [type] + var jsxElementAttribPropInterfaceType = jsxElementAttribPropInterfaceSym && getDeclaredTypeOfSymbol(jsxElementAttribPropInterfaceSym); + // The properties of JSX.ElementAttributesProperty | JSX.ElementChildrenAttribute + var propertiesOfJsxElementAttribPropInterface = jsxElementAttribPropInterfaceType && getPropertiesOfType(jsxElementAttribPropInterfaceType); + if (propertiesOfJsxElementAttribPropInterface) { // Element Attributes has zero properties, so the element attributes type will be the class instance type - if (attribProperties.length === 0) { + if (propertiesOfJsxElementAttribPropInterface.length === 0) { return ""; } - else if (attribProperties.length === 1) { - return attribProperties[0].name; + else if (propertiesOfJsxElementAttribPropInterface.length === 1) { + return propertiesOfJsxElementAttribPropInterface[0].escapedName; } - else { - error(attribsPropTypeSym.declarations[0], ts.Diagnostics.The_global_type_JSX_0_may_not_have_more_than_one_property, JsxNames.ElementAttributesPropertyNameContainer); - return undefined; + else if (propertiesOfJsxElementAttribPropInterface.length > 1) { + // More than one property on ElementAttributesProperty is an error + error(jsxElementAttribPropInterfaceSym.declarations[0], ts.Diagnostics.The_global_type_JSX_0_may_not_have_more_than_one_property, ts.unescapeLeadingUnderscores(nameOfAttribPropContainer)); } } - else { - // No interface exists, so the element attributes type will be an implicit any + return undefined; + } + /// e.g. "props" for React.d.ts, + /// or 'undefined' if ElementAttributesProperty doesn't exist (which means all + /// non-intrinsic elements' attributes type is 'any'), + /// or '' if it has 0 properties (which means every + /// non-intrinsic elements' attributes type is the element instance type) + function getJsxElementPropertiesName() { + if (!_hasComputedJsxElementPropertiesName) { + _hasComputedJsxElementPropertiesName = true; + _jsxElementPropertiesName = getNameFromJsxElementAttributesContainer(JsxNames.ElementAttributesPropertyNameContainer); + } + return _jsxElementPropertiesName; + } + function getJsxElementChildrenPropertyname() { + if (!_hasComputedJsxElementChildrenPropertyName) { + _hasComputedJsxElementChildrenPropertyName = true; + _jsxElementChildrenPropertyName = getNameFromJsxElementAttributesContainer(JsxNames.ElementChildrenAttributeNameContainer); + } + return _jsxElementChildrenPropertyName; + } + function getApparentTypeOfJsxPropsType(propsType) { + if (!propsType) { return undefined; } + if (propsType.flags & 131072 /* Intersection */) { + var propsApparentType = []; + for (var _i = 0, _a = propsType.types; _i < _a.length; _i++) { + var t = _a[_i]; + propsApparentType.push(getApparentType(t)); + } + return getIntersectionType(propsApparentType); + } + return getApparentType(propsType); } /** - * Given React element instance type and the class type, resolve the Jsx type - * Pass elemType to handle individual type in the union typed element type. + * Get JSX attributes type by trying to resolve openingLikeElement as a stateless function component. + * Return only attributes type of successfully resolved call signature. + * This function assumes that the caller handled other possible element type of the JSX element (e.g. stateful component) + * Unlike tryGetAllJsxStatelessFunctionAttributesType, this function is a default behavior of type-checkers. + * @param openingLikeElement a JSX opening-like element to find attributes type + * @param elementType a type of the opening-like element. This elementType can't be an union type + * @param elemInstanceType an element instance type (the result of newing or invoking this tag) + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global */ - function getResolvedJsxType(node, elemType, elemClassType) { - if (!elemType) { - elemType = checkExpression(node.tagName); + function defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) { + var jsxStatelessElementType = getJsxGlobalStatelessElementType(); + if (jsxStatelessElementType) { + // We don't call getResolvedSignature here because we have already resolve the type of JSX Element. + var callSignature = getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, /*candidatesOutArray*/ undefined); + if (callSignature !== unknownSignature) { + var callReturnType = callSignature && getReturnTypeOfSignature(callSignature); + var paramType = callReturnType && (callSignature.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(callSignature.parameters[0])); + paramType = getApparentTypeOfJsxPropsType(paramType); + if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) { + // Intersect in JSX.IntrinsicAttributes if it exists + var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); + if (intrinsicAttributes !== unknownType) { + paramType = intersectTypes(intrinsicAttributes, paramType); + } + return paramType; + } + } + } } - if (elemType.flags & 65536 /* Union */) { - var types = elemType.types; - return getUnionType(ts.map(types, function (type) { - return getResolvedJsxType(node, type, elemClassType); + return undefined; + } + /** + * Get JSX attributes type by trying to resolve openingLikeElement as a stateless function component. + * Return all attributes type of resolved call signature including candidate signatures. + * This function assumes that the caller handled other possible element type of the JSX element. + * This function is a behavior used by language service when looking up completion in JSX element. + * @param openingLikeElement a JSX opening-like element to find attributes type + * @param elementType a type of the opening-like element. This elementType can't be an union type + * @param elemInstanceType an element instance type (the result of newing or invoking this tag) + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global + */ + function tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) { + // Is this is a stateless function component? See if its single signature's return type is assignable to the JSX Element Type + var jsxStatelessElementType = getJsxGlobalStatelessElementType(); + if (jsxStatelessElementType) { + // We don't call getResolvedSignature because here we have already resolve the type of JSX Element. + var candidatesOutArray = []; + getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray); + var result = void 0; + var allMatchingAttributesType = void 0; + for (var _i = 0, candidatesOutArray_1 = candidatesOutArray; _i < candidatesOutArray_1.length; _i++) { + var candidate = candidatesOutArray_1[_i]; + var callReturnType = getReturnTypeOfSignature(candidate); + var paramType = callReturnType && (candidate.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(candidate.parameters[0])); + paramType = getApparentTypeOfJsxPropsType(paramType); + if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) { + var shouldBeCandidate = true; + for (var _a = 0, _b = openingLikeElement.attributes.properties; _a < _b.length; _a++) { + var attribute = _b[_a]; + if (ts.isJsxAttribute(attribute) && + isUnhyphenatedJsxName(attribute.name.escapedText) && + !getPropertyOfType(paramType, attribute.name.escapedText)) { + shouldBeCandidate = false; + break; + } + } + if (shouldBeCandidate) { + result = intersectTypes(result, paramType); + } + allMatchingAttributesType = intersectTypes(allMatchingAttributesType, paramType); + } + } + // If we can't find any matching, just return everything. + if (!result) { + result = allMatchingAttributesType; + } + // Intersect in JSX.IntrinsicAttributes if it exists + var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); + if (intrinsicAttributes !== unknownType) { + result = intersectTypes(intrinsicAttributes, result); + } + return result; + } + } + return undefined; + } + /** + * Resolve attributes type of the given opening-like element. The attributes type is a type of attributes associated with the given elementType. + * For instance: + * declare function Foo(attr: { p1: string}): JSX.Element; + * ; // This function will try resolve "Foo" and return an attributes type of "Foo" which is "{ p1: string }" + * + * The function is intended to initially be called from getAttributesTypeFromJsxOpeningLikeElement which already handle JSX-intrinsic-element.. + * This function will try to resolve custom JSX attributes type in following order: string literal, stateless function, and stateful component + * + * @param openingLikeElement a non-intrinsic JSXOPeningLikeElement + * @param shouldIncludeAllStatelessAttributesType a boolean indicating whether to include all attributes types from all stateless function signature + * @param elementType an instance type of the given opening-like element. If undefined, the function will check type openinglikeElement's tagname. + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global (imported from react.d.ts) + * @return attributes type if able to resolve the type of node + * anyType if there is no type ElementAttributesProperty or there is an error + * emptyObjectType if there is no "prop" in the element instance type + */ + function resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, elementType, elementClassType) { + if (elementType === void 0) { elementType = checkExpression(openingLikeElement.tagName); } + if (elementType.flags & 65536 /* Union */) { + var types = elementType.types; + return getUnionType(types.map(function (type) { + return resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, type, elementClassType); }), /*subtypeReduction*/ true); } // If the elemType is a string type, we have to return anyType to prevent an error downstream as we will try to find construct or call signature of the type - if (elemType.flags & 2 /* String */) { + if (elementType.flags & 2 /* String */) { return anyType; } - else if (elemType.flags & 32 /* StringLiteral */) { + else if (elementType.flags & 32 /* StringLiteral */) { // If the elemType is a stringLiteral type, we can then provide a check to make sure that the string literal type is one of the Jsx intrinsic element type + // For example: + // var CustomTag: "h1" = "h1"; + // Hello World var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements); if (intrinsicElementsType !== unknownType) { - var stringLiteralTypeName = elemType.text; - var intrinsicProp = getPropertyOfType(intrinsicElementsType, stringLiteralTypeName); + var stringLiteralTypeName = elementType.value; + var intrinsicProp = getPropertyOfType(intrinsicElementsType, ts.escapeLeadingUnderscores(stringLiteralTypeName)); if (intrinsicProp) { return getTypeOfSymbol(intrinsicProp); } @@ -35231,34 +36887,24 @@ var ts; if (indexSignatureType) { return indexSignatureType; } - error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, stringLiteralTypeName, "JSX." + JsxNames.IntrinsicElements); + error(openingLikeElement, ts.Diagnostics.Property_0_does_not_exist_on_type_1, stringLiteralTypeName, "JSX." + JsxNames.IntrinsicElements); } // If we need to report an error, we already done so here. So just return any to prevent any more error downstream return anyType; } // Get the element instance type (the result of newing or invoking this tag) - var elemInstanceType = getJsxElementInstanceType(node, elemType); - if (!elemClassType || !isTypeAssignableTo(elemInstanceType, elemClassType)) { - // Is this is a stateless function component? See if its single signature's return type is - // assignable to the JSX Element Type - if (jsxElementType) { - var callSignatures = elemType && getSignaturesOfType(elemType, 0 /* Call */); - var callSignature = callSignatures && callSignatures.length > 0 && callSignatures[0]; - var callReturnType = callSignature && getReturnTypeOfSignature(callSignature); - var paramType = callReturnType && (callSignature.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(callSignature.parameters[0])); - if (callReturnType && isTypeAssignableTo(callReturnType, jsxElementType)) { - // Intersect in JSX.IntrinsicAttributes if it exists - var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); - if (intrinsicAttributes !== unknownType) { - paramType = intersectTypes(intrinsicAttributes, paramType); - } - return paramType; - } - } + var elemInstanceType = getJsxElementInstanceType(openingLikeElement, elementType); + // If we should include all stateless attributes type, then get all attributes type from all stateless function signature. + // Otherwise get only attributes type from the signature picked by choose-overload logic. + var statelessAttributesType = shouldIncludeAllStatelessAttributesType ? + tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) : + defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType); + if (statelessAttributesType) { + return statelessAttributesType; } // Issue an error if this return type isn't assignable to JSX.ElementClass - if (elemClassType) { - checkTypeRelatedTo(elemInstanceType, elemClassType, assignableRelation, node, ts.Diagnostics.JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements); + if (elementClassType) { + checkTypeRelatedTo(elemInstanceType, elementClassType, assignableRelation, openingLikeElement, ts.Diagnostics.JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements); } if (isTypeAny(elemInstanceType)) { return elemInstanceType; @@ -35282,11 +36928,6 @@ var ts; // Props is of type 'any' or unknown return attributesType; } - else if (attributesType.flags & 65536 /* Union */) { - // Props cannot be a union type - error(node.tagName, ts.Diagnostics.JSX_element_attributes_type_0_may_not_be_a_union_type, typeToString(attributesType)); - return anyType; - } else { // Normal case -- add in IntrinsicClassElements and IntrinsicElements var apparentAttributesType = attributesType; @@ -35311,30 +36952,69 @@ var ts; } } /** - * Given an opening/self-closing element, get the 'element attributes type', i.e. the type that tells - * us which attributes are valid on a given element. + * Get attributes type of the given intrinsic opening-like Jsx element by resolving the tag name. + * The function is intended to be called from a function which has checked that the opening element is an intrinsic element. + * @param node an intrinsic JSX opening-like element */ - function getJsxElementAttributesType(node) { + function getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node) { + ts.Debug.assert(isJsxIntrinsicIdentifier(node.tagName)); var links = getNodeLinks(node); - if (!links.resolvedJsxType) { - if (isJsxIntrinsicIdentifier(node.tagName)) { - var symbol = getIntrinsicTagSymbol(node); - if (links.jsxFlags & 1 /* IntrinsicNamedElement */) { - return links.resolvedJsxType = getTypeOfSymbol(symbol); - } - else if (links.jsxFlags & 2 /* IntrinsicIndexedElement */) { - return links.resolvedJsxType = getIndexInfoOfSymbol(symbol, 0 /* String */).type; - } - else { - return links.resolvedJsxType = unknownType; - } + if (!links.resolvedJsxElementAttributesType) { + var symbol = getIntrinsicTagSymbol(node); + if (links.jsxFlags & 1 /* IntrinsicNamedElement */) { + return links.resolvedJsxElementAttributesType = getTypeOfSymbol(symbol); + } + else if (links.jsxFlags & 2 /* IntrinsicIndexedElement */) { + return links.resolvedJsxElementAttributesType = getIndexInfoOfSymbol(symbol, 0 /* String */).type; } else { - var elemClassType = getJsxGlobalElementClassType(); - return links.resolvedJsxType = getResolvedJsxType(node, undefined, elemClassType); + return links.resolvedJsxElementAttributesType = unknownType; } } - return links.resolvedJsxType; + return links.resolvedJsxElementAttributesType; + } + /** + * Get attributes type of the given custom opening-like JSX element. + * This function is intended to be called from a caller that handles intrinsic JSX element already. + * @param node a custom JSX opening-like element + * @param shouldIncludeAllStatelessAttributesType a boolean value used by language service to get all possible attributes type from an overload stateless function component + */ + function getCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType) { + var links = getNodeLinks(node); + var linkLocation = shouldIncludeAllStatelessAttributesType ? "resolvedJsxElementAllAttributesType" : "resolvedJsxElementAttributesType"; + if (!links[linkLocation]) { + var elemClassType = getJsxGlobalElementClassType(); + return links[linkLocation] = resolveCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType, /*elementType*/ undefined, elemClassType); + } + return links[linkLocation]; + } + /** + * Get all possible attributes type, especially from an overload stateless function component, of the given JSX opening-like element. + * This function is called by language service (see: completions-tryGetGlobalSymbols). + * @param node a JSX opening-like element to get attributes type for + */ + function getAllAttributesTypeFromJsxOpeningLikeElement(node) { + if (isJsxIntrinsicIdentifier(node.tagName)) { + return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node); + } + else { + // Because in language service, the given JSX opening-like element may be incomplete and therefore, + // we can't resolve to exact signature if the element is a stateless function component so the best thing to do is return all attributes type from all overloads. + return getCustomJsxElementAttributesType(node, /*shouldIncludeAllStatelessAttributesType*/ true); + } + } + /** + * Get the attributes type, which indicates the attributes that are valid on the given JSXOpeningLikeElement. + * @param node a JSXOpeningLikeElement node + * @return an attributes type of the given node + */ + function getAttributesTypeFromJsxOpeningLikeElement(node) { + if (isJsxIntrinsicIdentifier(node.tagName)) { + return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node); + } + else { + return getCustomJsxElementAttributesType(node, /*shouldIncludeAllStatelessAttributesType*/ false); + } } /** * Given a JSX attribute, returns the symbol for the corresponds property @@ -35342,28 +37022,45 @@ var ts; * that have no matching element attributes type property. */ function getJsxAttributePropertySymbol(attrib) { - var attributesType = getJsxElementAttributesType(attrib.parent); - var prop = getPropertyOfType(attributesType, attrib.name.text); + var attributesType = getAttributesTypeFromJsxOpeningLikeElement(attrib.parent.parent); + var prop = getPropertyOfType(attributesType, attrib.name.escapedText); return prop || unknownSymbol; } function getJsxGlobalElementClassType() { - if (!jsxElementClassType) { - jsxElementClassType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.ElementClass); + if (!deferredJsxElementClassType) { + deferredJsxElementClassType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.ElementClass); + } + return deferredJsxElementClassType; + } + function getJsxGlobalElementType() { + if (!deferredJsxElementType) { + deferredJsxElementType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.Element); + } + return deferredJsxElementType; + } + function getJsxGlobalStatelessElementType() { + if (!deferredJsxStatelessElementType) { + var jsxElementType = getJsxGlobalElementType(); + if (jsxElementType) { + deferredJsxStatelessElementType = getUnionType([jsxElementType, nullType]); + } } - return jsxElementClassType; + return deferredJsxStatelessElementType; } - /// Returns all the properties of the Jsx.IntrinsicElements interface + /** + * Returns all the properties of the Jsx.IntrinsicElements interface + */ function getJsxIntrinsicTagNames() { var intrinsics = getJsxType(JsxNames.IntrinsicElements); - return intrinsics ? getPropertiesOfType(intrinsics) : emptyArray; + return intrinsics ? getPropertiesOfType(intrinsics) : ts.emptyArray; } function checkJsxPreconditions(errorNode) { // Preconditions for using JSX if ((compilerOptions.jsx || 0 /* None */) === 0 /* None */) { error(errorNode, ts.Diagnostics.Cannot_use_JSX_unless_the_jsx_flag_is_provided); } - if (jsxElementType === undefined) { - if (compilerOptions.noImplicitAny) { + if (getJsxGlobalElementType() === undefined) { + if (noImplicitAny) { error(errorNode, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist); } } @@ -35373,51 +37070,105 @@ var ts; checkJsxPreconditions(node); // The reactNamespace/jsxFactory's root symbol should be marked as 'used' so we don't incorrectly elide its import. // And if there is no reactNamespace/jsxFactory's symbol in scope when targeting React emit, we should issue an error. - var reactRefErr = compilerOptions.jsx === 2 /* React */ ? ts.Diagnostics.Cannot_find_name_0 : undefined; + var reactRefErr = diagnostics && compilerOptions.jsx === 2 /* React */ ? ts.Diagnostics.Cannot_find_name_0 : undefined; var reactNamespace = getJsxNamespace(); - var reactSym = resolveName(node.tagName, reactNamespace, 107455 /* Value */, reactRefErr, reactNamespace); + var reactSym = resolveName(node.tagName, reactNamespace, 107455 /* Value */, reactRefErr, reactNamespace, /*isUse*/ true); if (reactSym) { // Mark local symbol as referenced here because it might not have been marked // if jsx emit was not react as there wont be error being emitted reactSym.isReferenced = true; // If react symbol is alias, mark it as refereced - if (reactSym.flags & 8388608 /* Alias */ && !isConstEnumOrConstEnumOnlyModule(resolveAlias(reactSym))) { + if (reactSym.flags & 2097152 /* Alias */ && !isConstEnumOrConstEnumOnlyModule(resolveAlias(reactSym))) { markAliasSymbolAsReferenced(reactSym); } } - var targetAttributesType = getJsxElementAttributesType(node); - var nameTable = ts.createMap(); - // Process this array in right-to-left order so we know which - // attributes (mostly from spreads) are being overwritten and - // thus should have their types ignored - var sawSpreadedAny = false; - for (var i = node.attributes.length - 1; i >= 0; i--) { - if (node.attributes[i].kind === 250 /* JsxAttribute */) { - checkJsxAttribute((node.attributes[i]), targetAttributesType, nameTable); + checkJsxAttributesAssignableToTagNameAttributes(node); + } + /** + * Check if a property with the given name is known anywhere in the given type. In an object type, a property + * is considered known if + * 1. the object type is empty and the check is for assignability, or + * 2. if the object type has index signatures, or + * 3. if the property is actually declared in the object type + * (this means that 'toString', for example, is not usually a known property). + * 4. In a union or intersection type, + * a property is considered known if it is known in any constituent type. + * @param targetType a type to search a given name in + * @param name a property name to search + * @param isComparingJsxAttributes a boolean flag indicating whether we are searching in JsxAttributesType + */ + function isKnownProperty(targetType, name, isComparingJsxAttributes) { + if (targetType.flags & 32768 /* Object */) { + var resolved = resolveStructuredTypeMembers(targetType); + if (resolved.stringIndexInfo || + resolved.numberIndexInfo && isNumericLiteralName(name) || + getPropertyOfObjectType(targetType, name) || + isComparingJsxAttributes && !isUnhyphenatedJsxName(name)) { + // For JSXAttributes, if the attribute has a hyphenated name, consider that the attribute to be known. + return true; } - else { - ts.Debug.assert(node.attributes[i].kind === 251 /* JsxSpreadAttribute */); - var spreadType = checkJsxSpreadAttribute((node.attributes[i]), targetAttributesType, nameTable); - if (isTypeAny(spreadType)) { - sawSpreadedAny = true; + } + else if (targetType.flags & 196608 /* UnionOrIntersection */) { + for (var _i = 0, _a = targetType.types; _i < _a.length; _i++) { + var t = _a[_i]; + if (isKnownProperty(t, name, isComparingJsxAttributes)) { + return true; } } } - // Check that all required properties have been provided. If an 'any' - // was spreaded in, though, assume that it provided all required properties - if (targetAttributesType && !sawSpreadedAny) { - var targetProperties = getPropertiesOfType(targetAttributesType); - for (var i = 0; i < targetProperties.length; i++) { - if (!(targetProperties[i].flags & 536870912 /* Optional */) && - !nameTable[targetProperties[i].name]) { - error(node, ts.Diagnostics.Property_0_is_missing_in_type_1, targetProperties[i].name, typeToString(targetAttributesType)); + return false; + } + /** + * Check whether the given attributes of JSX opening-like element is assignable to the tagName attributes. + * Get the attributes type of the opening-like element through resolving the tagName, "target attributes" + * Check assignablity between given attributes property, "source attributes", and the "target attributes" + * @param openingLikeElement an opening-like JSX element to check its JSXAttributes + */ + function checkJsxAttributesAssignableToTagNameAttributes(openingLikeElement) { + // The function involves following steps: + // 1. Figure out expected attributes type by resolving tagName of the JSX opening-like element, targetAttributesType. + // During these steps, we will try to resolve the tagName as intrinsic name, stateless function, stateful component (in the order) + // 2. Solved JSX attributes type given by users, sourceAttributesType, which is by resolving "attributes" property of the JSX opening-like element. + // 3. Check if the two are assignable to each other + // targetAttributesType is a type of an attributes from resolving tagName of an opening-like JSX element. + var targetAttributesType = isJsxIntrinsicIdentifier(openingLikeElement.tagName) ? + getIntrinsicAttributesTypeFromJsxOpeningLikeElement(openingLikeElement) : + getCustomJsxElementAttributesType(openingLikeElement, /*shouldIncludeAllStatelessAttributesType*/ false); + // sourceAttributesType is a type of an attributes properties. + // i.e
+ // attr1 and attr2 are treated as JSXAttributes attached in the JsxOpeningLikeElement as "attributes". + var sourceAttributesType = createJsxAttributesTypeFromAttributesProperty(openingLikeElement, function (attribute) { + return isUnhyphenatedJsxName(attribute.escapedName) || !!(getPropertyOfType(targetAttributesType, attribute.escapedName)); + }); + // If the targetAttributesType is an emptyObjectType, indicating that there is no property named 'props' on this instance type. + // but there exists a sourceAttributesType, we need to explicitly give an error as normal assignability check allow excess properties and will pass. + if (targetAttributesType === emptyObjectType && (isTypeAny(sourceAttributesType) || sourceAttributesType.properties.length > 0)) { + error(openingLikeElement, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, ts.unescapeLeadingUnderscores(getJsxElementPropertiesName())); + } + else { + // Check if sourceAttributesType assignable to targetAttributesType though this check will allow excess properties + var isSourceAttributeTypeAssignableToTarget = checkTypeAssignableTo(sourceAttributesType, targetAttributesType, openingLikeElement.attributes.properties.length > 0 ? openingLikeElement.attributes : openingLikeElement); + // After we check for assignability, we will do another pass to check that all explicitly specified attributes have correct name corresponding in targetAttributeType. + // This will allow excess properties in spread type as it is very common pattern to spread outter attributes into React component in its render method. + if (isSourceAttributeTypeAssignableToTarget && !isTypeAny(sourceAttributesType) && !isTypeAny(targetAttributesType)) { + for (var _i = 0, _a = openingLikeElement.attributes.properties; _i < _a.length; _i++) { + var attribute = _a[_i]; + if (ts.isJsxAttribute(attribute) && !isKnownProperty(targetAttributesType, attribute.name.escapedText, /*isComparingJsxAttributes*/ true)) { + error(attribute, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.idText(attribute.name), typeToString(targetAttributesType)); + // We break here so that errors won't be cascading + break; + } } } } } - function checkJsxExpression(node) { + function checkJsxExpression(node, checkMode) { if (node.expression) { - return checkExpression(node.expression); + var type = checkExpression(node.expression, checkMode); + if (node.dotDotDotToken && type !== anyType && !isArrayType(type)) { + error(node, ts.Diagnostics.JSX_spread_child_must_be_an_array_type); + } + return type; } else { return unknownType; @@ -35426,14 +37177,14 @@ var ts; // If a symbol is a synthesized symbol with no value declaration, we assume it is a property. Example of this are the synthesized // '.prototype' property as well as synthesized tuple index properties. function getDeclarationKindFromSymbol(s) { - return s.valueDeclaration ? s.valueDeclaration.kind : 147 /* PropertyDeclaration */; - } - function getDeclarationModifierFlagsFromSymbol(s) { - return s.valueDeclaration ? ts.getCombinedModifierFlags(s.valueDeclaration) : s.flags & 134217728 /* Prototype */ ? 4 /* Public */ | 32 /* Static */ : 0; + return s.valueDeclaration ? s.valueDeclaration.kind : 149 /* PropertyDeclaration */; } function getDeclarationNodeFlagsFromSymbol(s) { return s.valueDeclaration ? ts.getCombinedNodeFlags(s.valueDeclaration) : 0; } + function isMethodLike(symbol) { + return !!(symbol.flags & 8192 /* Method */ || ts.getCheckFlags(symbol) & 4 /* SyntheticMethod */); + } /** * Check whether the requested property access is valid. * Returns true if node is a valid property access, and false otherwise. @@ -35442,13 +37193,17 @@ var ts; * @param type The type of left. * @param prop The symbol for the right hand side of the property access. */ - function checkClassPropertyAccess(node, left, type, prop) { - var flags = getDeclarationModifierFlagsFromSymbol(prop); - var declaringClass = getDeclaredTypeOfSymbol(getParentOfSymbol(prop)); - var errorNode = node.kind === 177 /* PropertyAccessExpression */ || node.kind === 223 /* VariableDeclaration */ ? + function checkPropertyAccessibility(node, left, type, prop) { + var flags = ts.getDeclarationModifierFlagsFromSymbol(prop); + var errorNode = node.kind === 179 /* PropertyAccessExpression */ || node.kind === 226 /* VariableDeclaration */ ? node.name : node.right; - if (left.kind === 96 /* SuperKeyword */) { + if (ts.getCheckFlags(prop) & 256 /* ContainsPrivate */) { + // Synthetic property with private constituent property + error(errorNode, ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(prop), typeToString(type)); + return false; + } + if (left.kind === 97 /* SuperKeyword */) { // TS 1.0 spec (April 2014): 4.8.2 // - In a constructor, instance member function, instance member accessor, or // instance member variable initializer where this references a derived class instance, @@ -35456,18 +37211,22 @@ var ts; // - In a static member function or static member accessor // where this references the constructor function object of a derived class, // a super property access is permitted and must specify a public static member function of the base class. - if (languageVersion < 2 /* ES2015 */ && getDeclarationKindFromSymbol(prop) !== 149 /* MethodDeclaration */) { - // `prop` refers to a *property* declared in the super class - // rather than a *method*, so it does not satisfy the above criteria. - error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword); - return false; + if (languageVersion < 2 /* ES2015 */) { + var hasNonMethodDeclaration = forEachProperty(prop, function (p) { + var propKind = getDeclarationKindFromSymbol(p); + return propKind !== 151 /* MethodDeclaration */ && propKind !== 150 /* MethodSignature */; + }); + if (hasNonMethodDeclaration) { + error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword); + return false; + } } if (flags & 128 /* Abstract */) { // A method cannot be accessed in a super property access if the method is abstract. // This error could mask a private property access error. But, a member // cannot simultaneously be private and abstract, so this will trigger an // additional error elsewhere. - error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(getDeclaringClass(prop))); return false; } } @@ -35480,24 +37239,25 @@ var ts; if (flags & 8 /* Private */) { var declaringClassDeclaration = getClassLikeDeclarationOfSymbol(getParentOfSymbol(prop)); if (!isNodeWithinClass(node, declaringClassDeclaration)) { - error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(getDeclaringClass(prop))); return false; } return true; } // Property is known to be protected at this point // All protected properties of a supertype are accessible in a super access - if (left.kind === 96 /* SuperKeyword */) { + if (left.kind === 97 /* SuperKeyword */) { return true; } - // Get the enclosing class that has the declaring class as its base type + // Find the first enclosing class that has the declaring classes of the protected constituents + // of the property as base classes var enclosingClass = forEachEnclosingClass(node, function (enclosingDeclaration) { var enclosingClass = getDeclaredTypeOfSymbol(getSymbolOfNode(enclosingDeclaration)); - return hasBaseType(enclosingClass, declaringClass) ? enclosingClass : undefined; + return isClassDerivedFromDeclaringClasses(enclosingClass, prop) ? enclosingClass : undefined; }); // A protected property is accessible if the property is within the declaring class or classes derived from it if (!enclosingClass) { - error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(getDeclaringClass(prop) || type)); return false; } // No further restrictions for static properties @@ -35509,7 +37269,6 @@ var ts; // get the original type -- represented as the type constraint of the 'this' type type = getConstraintOfTypeParameter(type); } - // TODO: why is the first part of this check here? if (!(getObjectFlags(getTargetType(type)) & 3 /* ClassOrInterface */ && hasBaseType(type, enclosingClass))) { error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1, symbolToString(prop), typeToString(enclosingClass)); return false; @@ -35517,16 +37276,17 @@ var ts; return true; } function checkNonNullExpression(node) { - var type = checkExpression(node); - if (strictNullChecks) { - var kind = getFalsyFlags(type) & 6144 /* Nullable */; - if (kind) { - error(node, kind & 2048 /* Undefined */ ? kind & 4096 /* Null */ ? - ts.Diagnostics.Object_is_possibly_null_or_undefined : - ts.Diagnostics.Object_is_possibly_undefined : - ts.Diagnostics.Object_is_possibly_null); - } - return getNonNullableType(type); + return checkNonNullType(checkExpression(node), node); + } + function checkNonNullType(type, errorNode) { + var kind = (strictNullChecks ? getFalsyFlags(type) : type.flags) & 6144 /* Nullable */; + if (kind) { + error(errorNode, kind & 2048 /* Undefined */ ? kind & 4096 /* Null */ ? + ts.Diagnostics.Object_is_possibly_null_or_undefined : + ts.Diagnostics.Object_is_possibly_undefined : + ts.Diagnostics.Object_is_possibly_null); + var t = getNonNullableType(type); + return t.flags & (6144 /* Nullable */ | 8192 /* Never */) ? unknownType : t; } return type; } @@ -35536,33 +37296,6 @@ var ts; function checkQualifiedName(node) { return checkPropertyAccessExpressionOrQualifiedName(node, node.left, node.right); } - function reportNonexistentProperty(propNode, containingType) { - var errorInfo; - if (containingType.flags & 65536 /* Union */ && !(containingType.flags & 8190 /* Primitive */)) { - for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) { - var subtype = _a[_i]; - if (!getPropertyOfType(subtype, propNode.text)) { - errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(subtype)); - break; - } - } - } - errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(containingType)); - diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(propNode, errorInfo)); - } - function markPropertyAsReferenced(prop) { - if (prop && - noUnusedIdentifiers && - (prop.flags & 106500 /* ClassMember */) && - prop.valueDeclaration && (ts.getModifierFlags(prop.valueDeclaration) & 8 /* Private */)) { - if (prop.flags & 16777216 /* Instantiated */) { - getSymbolLinks(prop).target.isReferenced = true; - } - else { - prop.isReferenced = true; - } - } - } function checkPropertyAccessExpressionOrQualifiedName(node, left, right) { var type = checkNonNullExpression(left); if (isTypeAny(type) || type === silentNeverType) { @@ -35573,47 +37306,241 @@ var ts; // handle cases when type is Type parameter with invalid or any constraint return apparentType; } - var prop = getPropertyOfType(apparentType, right.text); + var prop = getPropertyOfType(apparentType, right.escapedText); if (!prop) { - if (right.text && !checkAndReportErrorForExtendingInterface(node)) { + var indexInfo = getIndexInfoOfType(apparentType, 0 /* String */); + if (indexInfo && indexInfo.type) { + if (indexInfo.isReadonly && (ts.isAssignmentTarget(node) || ts.isDeleteTarget(node))) { + error(node, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(apparentType)); + } + return indexInfo.type; + } + if (right.escapedText && !checkAndReportErrorForExtendingInterface(node)) { reportNonexistentProperty(right, type.flags & 16384 /* TypeParameter */ && type.isThisType ? apparentType : type); } return unknownType; } - markPropertyAsReferenced(prop); + checkPropertyNotUsedBeforeDeclaration(prop, node, right); + markPropertyAsReferenced(prop, node, left.kind === 99 /* ThisKeyword */); getNodeLinks(node).resolvedSymbol = prop; - if (prop.parent && prop.parent.flags & 32 /* Class */) { - checkClassPropertyAccess(node, left, apparentType, prop); - } - var propType = getTypeOfSymbol(prop); + checkPropertyAccessibility(node, left, apparentType, prop); + var propType = getDeclaredOrApparentType(prop, node); var assignmentKind = ts.getAssignmentTargetKind(node); if (assignmentKind) { if (isReferenceToReadonlyEntity(node, prop) || isReferenceThroughNamespaceImport(node)) { - error(right, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property, right.text); + error(right, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property, ts.idText(right)); return unknownType; } } // Only compute control flow type if this is a property access expression that isn't an // assignment target, and the referenced property was declared as a variable, property, // accessor, or optional method. - if (node.kind !== 177 /* PropertyAccessExpression */ || assignmentKind === 1 /* Definite */ || + if (node.kind !== 179 /* PropertyAccessExpression */ || assignmentKind === 1 /* Definite */ || !(prop.flags & (3 /* Variable */ | 4 /* Property */ | 98304 /* Accessor */)) && !(prop.flags & 8192 /* Method */ && propType.flags & 65536 /* Union */)) { return propType; } - var flowType = getFlowTypeOfReference(node, propType, /*assumeInitialized*/ true, /*flowContainer*/ undefined); + var flowType = getFlowTypeOfReference(node, propType); return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType; } + function checkPropertyNotUsedBeforeDeclaration(prop, node, right) { + var valueDeclaration = prop.valueDeclaration; + if (!valueDeclaration) { + return; + } + if (isInPropertyInitializer(node) && + !isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right) + && !isPropertyDeclaredInAncestorClass(prop)) { + error(right, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.idText(right)); + } + else if (valueDeclaration.kind === 229 /* ClassDeclaration */ && + node.parent.kind !== 159 /* TypeReference */ && + !ts.isInAmbientContext(valueDeclaration) && + !isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right)) { + error(right, ts.Diagnostics.Class_0_used_before_its_declaration, ts.idText(right)); + } + } + function isInPropertyInitializer(node) { + return !!ts.findAncestor(node, function (node) { + switch (node.kind) { + case 149 /* PropertyDeclaration */: + return true; + case 261 /* PropertyAssignment */: + // We might be in `a = { b: this.b }`, so keep looking. See `tests/cases/compiler/useBeforeDeclaration_propertyAssignment.ts`. + return false; + default: + return ts.isPartOfExpression(node) ? false : "quit"; + } + }); + } + /** + * It's possible that "prop.valueDeclaration" is a local declaration, but the property was also declared in a superclass. + * In that case we won't consider it used before its declaration, because it gets its value from the superclass' declaration. + */ + function isPropertyDeclaredInAncestorClass(prop) { + var classType = getTypeOfSymbol(prop.parent); + while (true) { + classType = getSuperClass(classType); + if (!classType) { + return false; + } + var superProperty = getPropertyOfObjectType(classType, prop.escapedName); + if (superProperty && superProperty.valueDeclaration) { + return true; + } + } + } + function getSuperClass(classType) { + var x = getBaseTypes(classType); + if (x.length === 0) { + return undefined; + } + ts.Debug.assert(x.length === 1); + return x[0]; + } + function reportNonexistentProperty(propNode, containingType) { + var errorInfo; + if (containingType.flags & 65536 /* Union */ && !(containingType.flags & 8190 /* Primitive */)) { + for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) { + var subtype = _a[_i]; + if (!getPropertyOfType(subtype, propNode.escapedText)) { + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(subtype)); + break; + } + } + } + var suggestion = getSuggestionForNonexistentProperty(propNode, containingType); + if (suggestion !== undefined) { + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, ts.declarationNameToString(propNode), typeToString(containingType), suggestion); + } + else { + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(containingType)); + } + diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(propNode, errorInfo)); + } + function getSuggestionForNonexistentProperty(node, containingType) { + var suggestion = getSpellingSuggestionForName(ts.idText(node), getPropertiesOfType(containingType), 107455 /* Value */); + return suggestion && ts.symbolName(suggestion); + } + function getSuggestionForNonexistentSymbol(location, name, meaning) { + var result = resolveNameHelper(location, name, meaning, /*nameNotFoundMessage*/ undefined, name, /*isUse*/ false, function (symbols, name, meaning) { + // `name` from the callback === the outer `name` + var symbol = getSymbol(symbols, name, meaning); + // Sometimes the symbol is found when location is a return type of a function: `typeof x` and `x` is declared in the body of the function + // So the table *contains* `x` but `x` isn't actually in scope. + // However, resolveNameHelper will continue and call this callback again, so we'll eventually get a correct suggestion. + return symbol || getSpellingSuggestionForName(ts.unescapeLeadingUnderscores(name), ts.arrayFrom(symbols.values()), meaning); + }); + return result && ts.symbolName(result); + } + /** + * Given a name and a list of symbols whose names are *not* equal to the name, return a spelling suggestion if there is one that is close enough. + * Names less than length 3 only check for case-insensitive equality, not levenshtein distance. + * + * If there is a candidate that's the same except for case, return that. + * If there is a candidate that's within one edit of the name, return that. + * Otherwise, return the candidate with the smallest Levenshtein distance, + * except for candidates: + * * With no name + * * Whose meaning doesn't match the `meaning` parameter. + * * Whose length differs from the target name by more than 0.3 of the length of the name. + * * Whose levenshtein distance is more than 0.4 of the length of the name + * (0.4 allows 1 substitution/transposition for every 5 characters, + * and 1 insertion/deletion at 3 characters) + * Names longer than 30 characters don't get suggestions because Levenshtein distance is an n**2 algorithm. + */ + function getSpellingSuggestionForName(name, symbols, meaning) { + var worstDistance = name.length * 0.4; + var maximumLengthDifference = Math.min(3, name.length * 0.34); + var bestDistance = Number.MAX_VALUE; + var bestCandidate = undefined; + var justCheckExactMatches = false; + if (name.length > 30) { + return undefined; + } + name = name.toLowerCase(); + for (var _i = 0, symbols_3 = symbols; _i < symbols_3.length; _i++) { + var candidate = symbols_3[_i]; + var candidateName = ts.symbolName(candidate); + if (candidate.flags & meaning && + candidateName && + Math.abs(candidateName.length - name.length) < maximumLengthDifference) { + candidateName = candidateName.toLowerCase(); + if (candidateName === name) { + return candidate; + } + if (justCheckExactMatches) { + continue; + } + if (candidateName.length < 3 || + name.length < 3 || + candidateName === "eval" || + candidateName === "intl" || + candidateName === "undefined" || + candidateName === "map" || + candidateName === "nan" || + candidateName === "set") { + continue; + } + var distance = ts.levenshtein(name, candidateName); + if (distance > worstDistance) { + continue; + } + if (distance < 3) { + justCheckExactMatches = true; + bestCandidate = candidate; + } + else if (distance < bestDistance) { + bestDistance = distance; + bestCandidate = candidate; + } + } + } + return bestCandidate; + } + function markPropertyAsReferenced(prop, nodeForCheckWriteOnly, isThisAccess) { + if (prop && + noUnusedIdentifiers && + (prop.flags & 106500 /* ClassMember */) && + prop.valueDeclaration && ts.hasModifier(prop.valueDeclaration, 8 /* Private */) + && !(nodeForCheckWriteOnly && ts.isWriteOnlyAccess(nodeForCheckWriteOnly))) { + if (isThisAccess) { + // Find any FunctionLikeDeclaration because those create a new 'this' binding. But this should only matter for methods (or getters/setters). + var containingMethod = ts.findAncestor(nodeForCheckWriteOnly, ts.isFunctionLikeDeclaration); + if (containingMethod && containingMethod.symbol === prop) { + return; + } + } + if (ts.getCheckFlags(prop) & 1 /* Instantiated */) { + getSymbolLinks(prop).target.isReferenced = true; + } + else { + prop.isReferenced = true; + } + } + } function isValidPropertyAccess(node, propertyName) { - var left = node.kind === 177 /* PropertyAccessExpression */ + var left = node.kind === 179 /* PropertyAccessExpression */ ? node.expression : node.left; - var type = checkExpression(left); + return isValidPropertyAccessWithType(node, left, propertyName, getWidenedType(checkExpression(left))); + } + function isValidPropertyAccessWithType(node, left, propertyName, type) { if (type !== unknownType && !isTypeAny(type)) { - var prop = getPropertyOfType(getWidenedType(type), propertyName); - if (prop && prop.parent && prop.parent.flags & 32 /* Class */) { - return checkClassPropertyAccess(node, left, type, prop); + var prop = getPropertyOfType(type, propertyName); + if (prop) { + return checkPropertyAccessibility(node, left, type, prop); } + // In js files properties of unions are allowed in completion + if (ts.isInJavaScriptFile(left) && (type.flags & 65536 /* Union */)) { + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var elementType = _a[_i]; + if (isValidPropertyAccessWithType(node, left, propertyName, elementType)) { + return true; + } + } + } + return false; } return true; } @@ -35622,13 +37549,13 @@ var ts; */ function getForInVariableSymbol(node) { var initializer = node.initializer; - if (initializer.kind === 224 /* VariableDeclarationList */) { + if (initializer.kind === 227 /* VariableDeclarationList */) { var variable = initializer.declarations[0]; if (variable && !ts.isBindingPattern(variable.name)) { return getSymbolOfNode(variable); } } - else if (initializer.kind === 70 /* Identifier */) { + else if (initializer.kind === 71 /* Identifier */) { return getResolvedSymbol(initializer); } return undefined; @@ -35645,13 +37572,13 @@ var ts; */ function isForInVariableForNumericPropertyNames(expr) { var e = ts.skipParentheses(expr); - if (e.kind === 70 /* Identifier */) { + if (e.kind === 71 /* Identifier */) { var symbol = getResolvedSymbol(e); if (symbol.flags & 3 /* Variable */) { var child = expr; var node = expr.parent; while (node) { - if (node.kind === 212 /* ForInStatement */ && + if (node.kind === 215 /* ForInStatement */ && child === node.statement && getForInVariableSymbol(node) === symbol && hasNumericPropertyNames(getTypeOfExpression(node.expression))) { @@ -35669,7 +37596,7 @@ var ts; var indexExpression = node.argumentExpression; if (!indexExpression) { var sourceFile = ts.getSourceFileOfNode(node); - if (node.parent.kind === 180 /* NewExpression */ && node.parent.expression === node) { + if (node.parent.kind === 182 /* NewExpression */ && node.parent.expression === node) { var start = ts.skipTrivia(sourceFile.text, node.expression.end); var end = node.end; grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead); @@ -35689,7 +37616,7 @@ var ts; error(indexExpression, ts.Diagnostics.A_const_enum_member_can_only_be_accessed_using_a_string_literal); return unknownType; } - return getIndexedAccessType(objectType, indexType, node); + return checkIndexedAccessIndexType(getIndexedAccessType(objectType, indexType, node), node); } function checkThatExpressionIsProperSymbolReference(expression, expressionType, reportError) { if (expressionType === unknownType) { @@ -35713,7 +37640,7 @@ var ts; if (!leftHandSideSymbol) { return false; } - var globalESSymbol = getGlobalESSymbolConstructorSymbol(); + var globalESSymbol = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ true); if (!globalESSymbol) { // Already errored when we tried to look up the symbol return false; @@ -35726,11 +37653,20 @@ var ts; } return true; } + function callLikeExpressionMayHaveTypeArguments(node) { + // TODO: Also include tagged templates (https://github.com/Microsoft/TypeScript/issues/11947) + return ts.isCallOrNewExpression(node); + } function resolveUntypedCall(node) { - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (callLikeExpressionMayHaveTypeArguments(node)) { + // Check type arguments even though we will give an error that untyped calls may not accept type arguments. + // This gets us diagnostics for the type arguments and marks them as referenced. + ts.forEach(node.typeArguments, checkSourceElement); + } + if (node.kind === 183 /* TaggedTemplateExpression */) { checkExpression(node.template); } - else if (node.kind !== 145 /* Decorator */) { + else if (node.kind !== 147 /* Decorator */) { ts.forEach(node.arguments, function (argument) { checkExpression(argument); }); @@ -35757,16 +37693,16 @@ var ts; var specializedIndex = -1; var spliceIndex; ts.Debug.assert(!result.length); - for (var _i = 0, signatures_2 = signatures; _i < signatures_2.length; _i++) { - var signature = signatures_2[_i]; + for (var _i = 0, signatures_4 = signatures; _i < signatures_4.length; _i++) { + var signature = signatures_4[_i]; var symbol = signature.declaration && getSymbolOfNode(signature.declaration); - var parent_9 = signature.declaration && signature.declaration.parent; + var parent = signature.declaration && signature.declaration.parent; if (!lastSymbol || symbol === lastSymbol) { - if (lastParent && parent_9 === lastParent) { + if (lastParent && parent === lastParent) { index++; } else { - lastParent = parent_9; + lastParent = parent; index = cutoffIndex; } } @@ -35774,7 +37710,7 @@ var ts; // current declaration belongs to a different symbol // set cutoffIndex so re-orderings in the future won't change result set from 0 to cutoffIndex index = cutoffIndex = result.length; - lastParent = parent_9; + lastParent = parent; } lastSymbol = symbol; // specialized signatures always need to be placed before non-specialized signatures regardless @@ -35796,7 +37732,7 @@ var ts; function getSpreadArgumentIndex(args) { for (var i = 0; i < args.length; i++) { var arg = args[i]; - if (arg && arg.kind === 196 /* SpreadElement */) { + if (arg && arg.kind === 198 /* SpreadElement */) { return i; } } @@ -35807,15 +37743,18 @@ var ts; var argCount; // Apparent number of arguments we will have in this call var typeArguments; // Type arguments (undefined if none) var callIsIncomplete; // In incomplete call we want to be lenient when we have too few arguments - var isDecorator; var spreadArgIndex = -1; - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (ts.isJsxOpeningLikeElement(node)) { + // The arity check will be done in "checkApplicableSignatureForJsxOpeningLikeElement". + return true; + } + if (node.kind === 183 /* TaggedTemplateExpression */) { var tagExpression = node; // Even if the call is incomplete, we'll have a missing expression as our last argument, // so we can say the count is just the arg list length argCount = args.length; typeArguments = undefined; - if (tagExpression.template.kind === 194 /* TemplateExpression */) { + if (tagExpression.template.kind === 196 /* TemplateExpression */) { // If a tagged template expression lacks a tail literal, the call is incomplete. // Specifically, a template only can end in a TemplateTail or a Missing literal. var templateExpression = tagExpression.template; @@ -35828,12 +37767,11 @@ var ts; // then this might actually turn out to be a TemplateHead in the future; // so we consider the call to be incomplete. var templateLiteral = tagExpression.template; - ts.Debug.assert(templateLiteral.kind === 12 /* NoSubstitutionTemplateLiteral */); + ts.Debug.assert(templateLiteral.kind === 13 /* NoSubstitutionTemplateLiteral */); callIsIncomplete = !!templateLiteral.isUnterminated; } } - else if (node.kind === 145 /* Decorator */) { - isDecorator = true; + else if (node.kind === 147 /* Decorator */) { typeArguments = undefined; argCount = getEffectiveArgumentCount(node, /*args*/ undefined, signature); } @@ -35841,26 +37779,28 @@ var ts; var callExpression = node; if (!callExpression.arguments) { // This only happens when we have something of the form: 'new C' - ts.Debug.assert(callExpression.kind === 180 /* NewExpression */); + ts.Debug.assert(callExpression.kind === 182 /* NewExpression */); return signature.minArgumentCount === 0; } argCount = signatureHelpTrailingComma ? args.length + 1 : args.length; - // If we are missing the close paren, the call is incomplete. + // If we are missing the close parenthesis, the call is incomplete. callIsIncomplete = callExpression.arguments.end === callExpression.end; typeArguments = callExpression.typeArguments; spreadArgIndex = getSpreadArgumentIndex(args); } // If the user supplied type arguments, but the number of type arguments does not match // the declared number of type parameters, the call has an incorrect arity. + var numTypeParameters = ts.length(signature.typeParameters); + var minTypeArgumentCount = getMinTypeArgumentCount(signature.typeParameters); var hasRightNumberOfTypeArgs = !typeArguments || - (signature.typeParameters && typeArguments.length === signature.typeParameters.length); + (typeArguments.length >= minTypeArgumentCount && typeArguments.length <= numTypeParameters); if (!hasRightNumberOfTypeArgs) { return false; } // If spread arguments are present, check that they correspond to a rest parameter. If so, no // further checking is necessary. if (spreadArgIndex >= 0) { - return isRestParameterIndex(signature, spreadArgIndex); + return isRestParameterIndex(signature, spreadArgIndex) || spreadArgIndex >= signature.minArgumentCount; } // Too many arguments implies incorrect arity. if (!signature.hasRestParameter && argCount > signature.parameters.length) { @@ -35882,42 +37822,61 @@ var ts; return undefined; } // Instantiate a generic signature in the context of a non-generic signature (section 3.8.5 in TypeScript spec) - function instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper) { - var context = createInferenceContext(signature, /*inferUnionTypes*/ true); + function instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper, compareTypes) { + var context = createInferenceContext(signature, 1 /* InferUnionTypes */, compareTypes); forEachMatchingParameterType(contextualSignature, signature, function (source, target) { // Type parameters from outer context referenced by source type are fixed by instantiation of the source type - inferTypesWithContext(context, instantiateType(source, contextualMapper), target); + inferTypes(context.inferences, instantiateType(source, contextualMapper || identityMapper), target); }); - return getSignatureInstantiation(signature, getInferredTypes(context)); + if (!contextualMapper) { + inferTypes(context.inferences, getReturnTypeOfSignature(contextualSignature), getReturnTypeOfSignature(signature), 8 /* ReturnType */); + } + return getSignatureInstantiation(signature, getInferredTypes(context), ts.isInJavaScriptFile(contextualSignature.declaration)); } function inferTypeArguments(node, signature, args, excludeArgument, context) { - var typeParameters = signature.typeParameters; - var inferenceMapper = getInferenceMapper(context); // Clear out all the inference results from the last time inferTypeArguments was called on this context - for (var i = 0; i < typeParameters.length; i++) { + for (var _i = 0, _a = context.inferences; _i < _a.length; _i++) { + var inference = _a[_i]; // As an optimization, we don't have to clear (and later recompute) inferred types // for type parameters that have already been fixed on the previous call to inferTypeArguments. // It would be just as correct to reset all of them. But then we'd be repeating the same work // for the type parameters that were fixed, namely the work done by getInferredType. - if (!context.inferences[i].isFixed) { - context.inferredTypes[i] = undefined; + if (!inference.isFixed) { + inference.inferredType = undefined; + } + } + // If a contextual type is available, infer from that type to the return type of the call expression. For + // example, given a 'function wrap(cb: (x: T) => U): (x: T) => U' and a call expression + // 'let f: (x: string) => number = wrap(s => s.length)', we infer from the declared type of 'f' to the + // return type of 'wrap'. + if (node.kind !== 147 /* Decorator */) { + var contextualType = getContextualType(node); + if (contextualType) { + // We clone the contextual mapper to avoid disturbing a resolution in progress for an + // outer call expression. Effectively we just want a snapshot of whatever has been + // inferred for any outer call expression so far. + var instantiatedType = instantiateType(contextualType, cloneTypeMapper(getContextualMapper(node))); + // If the contextual type is a generic function type with a single call signature, we + // instantiate the type with its own type parameters and type arguments. This ensures that + // the type parameters are not erased to type any during type inference such that they can + // be inferred as actual types from the contextual type. For example: + // declare function arrayMap(f: (x: T) => U): (a: T[]) => U[]; + // const boxElements: (a: A[]) => { value: A }[] = arrayMap(value => ({ value })); + // Above, the type of the 'value' parameter is inferred to be 'A'. + var contextualSignature = getSingleCallSignature(instantiatedType); + var inferenceSourceType = contextualSignature && contextualSignature.typeParameters ? + getOrCreateTypeFromSignature(getSignatureInstantiation(contextualSignature, contextualSignature.typeParameters, ts.isInJavaScriptFile(node))) : + instantiatedType; + var inferenceTargetType = getReturnTypeOfSignature(signature); + // Inferences made from return types have lower priority than all other inferences. + inferTypes(context.inferences, inferenceSourceType, inferenceTargetType, 8 /* ReturnType */); } } - // On this call to inferTypeArguments, we may get more inferences for certain type parameters that were not - // fixed last time. This means that a type parameter that failed inference last time may succeed this time, - // or vice versa. Therefore, the failedTypeParameterIndex is useless if it points to an unfixed type parameter, - // because it may change. So here we reset it. However, getInferredType will not revisit any type parameters - // that were previously fixed. So if a fixed type parameter failed previously, it will fail again because - // it will contain the exact same set of inferences. So if we reset the index from a fixed type parameter, - // we will lose information that we won't recover this time around. - if (context.failedTypeParameterIndex !== undefined && !context.inferences[context.failedTypeParameterIndex].isFixed) { - context.failedTypeParameterIndex = undefined; - } var thisType = getThisTypeOfSignature(signature); if (thisType) { var thisArgumentNode = getThisArgumentOfCall(node); var thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType; - inferTypesWithContext(context, thisArgumentType, thisType); + inferTypes(context.inferences, thisArgumentType, thisType); } // We perform two passes over the arguments. In the first pass we infer from all arguments, but use // wildcards for all context sensitive function expressions. @@ -35925,7 +37884,7 @@ var ts; for (var i = 0; i < argCount; i++) { var arg = getEffectiveArgument(node, args, i); // If the effective argument is 'undefined', then it is an argument that is present but is synthetic. - if (arg === undefined || arg.kind !== 198 /* OmittedExpression */) { + if (arg === undefined || arg.kind !== 200 /* OmittedExpression */) { var paramType = getTypeAtPosition(signature, i); var argType = getEffectiveArgumentType(node, i); // If the effective argument type is 'undefined', there is no synthetic type @@ -35933,10 +37892,10 @@ var ts; if (argType === undefined) { // For context sensitive arguments we pass the identityMapper, which is a signal to treat all // context sensitive function expressions as wildcards - var mapper = excludeArgument && excludeArgument[i] !== undefined ? identityMapper : inferenceMapper; + var mapper = excludeArgument && excludeArgument[i] !== undefined ? identityMapper : context; argType = checkExpressionWithContextualType(arg, paramType, mapper); } - inferTypesWithContext(context, argType, paramType); + inferTypes(context.inferences, argType, paramType); } } // In the second pass we visit only context sensitive arguments, and only those that aren't excluded, this @@ -35950,39 +37909,72 @@ var ts; if (excludeArgument[i] === false) { var arg = args[i]; var paramType = getTypeAtPosition(signature, i); - inferTypesWithContext(context, checkExpressionWithContextualType(arg, paramType, inferenceMapper), paramType); + inferTypes(context.inferences, checkExpressionWithContextualType(arg, paramType, context), paramType); } } } - getInferredTypes(context); + return getInferredTypes(context); } - function checkTypeArguments(signature, typeArgumentNodes, typeArgumentTypes, reportErrors, headMessage) { + function checkTypeArguments(signature, typeArgumentNodes, reportErrors, headMessage) { + var isJavascript = ts.isInJavaScriptFile(signature.declaration); var typeParameters = signature.typeParameters; - var typeArgumentsAreAssignable = true; + var typeArgumentTypes = fillMissingTypeArguments(ts.map(typeArgumentNodes, getTypeFromTypeNode), typeParameters, getMinTypeArgumentCount(typeParameters), isJavascript); var mapper; - for (var i = 0; i < typeParameters.length; i++) { - if (typeArgumentsAreAssignable /* so far */) { - var constraint = getConstraintOfTypeParameter(typeParameters[i]); - if (constraint) { - var errorInfo = void 0; - var typeArgumentHeadMessage = ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1; - if (reportErrors && headMessage) { - errorInfo = ts.chainDiagnosticMessages(errorInfo, typeArgumentHeadMessage); - typeArgumentHeadMessage = headMessage; - } - if (!mapper) { - mapper = createTypeMapper(typeParameters, typeArgumentTypes); - } - var typeArgument = typeArgumentTypes[i]; - typeArgumentsAreAssignable = checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), reportErrors ? typeArgumentNodes[i] : undefined, typeArgumentHeadMessage, errorInfo); - } + for (var i = 0; i < typeArgumentNodes.length; i++) { + ts.Debug.assert(typeParameters[i] !== undefined, "Should not call checkTypeArguments with too many type arguments"); + var constraint = getConstraintOfTypeParameter(typeParameters[i]); + if (!constraint) + continue; + var errorInfo = reportErrors && headMessage && ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); + var typeArgumentHeadMessage = headMessage || ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1; + if (!mapper) { + mapper = createTypeMapper(typeParameters, typeArgumentTypes); + } + var typeArgument = typeArgumentTypes[i]; + if (!checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), reportErrors ? typeArgumentNodes[i] : undefined, typeArgumentHeadMessage, errorInfo)) { + return false; + } + } + return typeArgumentTypes; + } + /** + * Check if the given signature can possibly be a signature called by the JSX opening-like element. + * @param node a JSX opening-like element we are trying to figure its call signature + * @param signature a candidate signature we are trying whether it is a call signature + * @param relation a relationship to check parameter and argument type + * @param excludeArgument + */ + function checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation) { + // JSX opening-like element has correct arity for stateless-function component if the one of the following condition is true: + // 1. callIsIncomplete + // 2. attributes property has same number of properties as the parameter object type. + // We can figure that out by resolving attributes property and check number of properties in the resolved type + // If the call has correct arity, we will then check if the argument type and parameter type is assignable + var callIsIncomplete = node.attributes.end === node.end; // If we are missing the close "/>", the call is incomplete + if (callIsIncomplete) { + return true; + } + var headMessage = ts.Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1; + // Stateless function components can have maximum of three arguments: "props", "context", and "updater". + // However "context" and "updater" are implicit and can't be specify by users. Only the first parameter, props, + // can be specified by users through attributes property. + var paramType = getTypeAtPosition(signature, 0); + var attributesType = checkExpressionWithContextualType(node.attributes, paramType, /*contextualMapper*/ undefined); + var argProperties = getPropertiesOfType(attributesType); + for (var _i = 0, argProperties_1 = argProperties; _i < argProperties_1.length; _i++) { + var arg = argProperties_1[_i]; + if (!getPropertyOfType(paramType, arg.escapedName) && isUnhyphenatedJsxName(arg.escapedName)) { + return false; } } - return typeArgumentsAreAssignable; + return checkTypeRelatedTo(attributesType, paramType, relation, /*errorNode*/ undefined, headMessage); } function checkApplicableSignature(node, args, signature, relation, excludeArgument, reportErrors) { + if (ts.isJsxOpeningLikeElement(node)) { + return checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation); + } var thisType = getThisTypeOfSignature(signature); - if (thisType && thisType !== voidType && node.kind !== 180 /* NewExpression */) { + if (thisType && thisType !== voidType && node.kind !== 182 /* NewExpression */) { // If the called expression is not of the form `x.f` or `x["f"]`, then sourceType = voidType // If the signature's 'this' type is voidType, then the check is skipped -- anything is compatible. // If the expression is a new expression, then the check is skipped. @@ -35999,18 +37991,20 @@ var ts; for (var i = 0; i < argCount; i++) { var arg = getEffectiveArgument(node, args, i); // If the effective argument is 'undefined', then it is an argument that is present but is synthetic. - if (arg === undefined || arg.kind !== 198 /* OmittedExpression */) { + if (arg === undefined || arg.kind !== 200 /* OmittedExpression */) { // Check spread elements against rest type (from arity check we know spread argument corresponds to a rest parameter) var paramType = getTypeAtPosition(signature, i); - var argType = getEffectiveArgumentType(node, i); - // If the effective argument type is 'undefined', there is no synthetic type - // for the argument. In that case, we should check the argument. - if (argType === undefined) { - argType = checkExpressionWithContextualType(arg, paramType, excludeArgument && excludeArgument[i] ? identityMapper : undefined); - } + // If the effective argument type is undefined, there is no synthetic type for the argument. + // In that case, we should check the argument. + var argType = getEffectiveArgumentType(node, i) || + checkExpressionWithContextualType(arg, paramType, excludeArgument && excludeArgument[i] ? identityMapper : undefined); + // If one or more arguments are still excluded (as indicated by a non-null excludeArgument parameter), + // we obtain the regular type of any object literal arguments because we may not have inferred complete + // parameter types yet and therefore excess property checks may yield false positives (see #17041). + var checkArgType = excludeArgument ? getRegularTypeOfObjectLiteral(argType) : argType; // Use argument expression as error location when reporting errors var errorNode = reportErrors ? getEffectiveArgumentErrorNode(node, i, arg) : undefined; - if (!checkTypeRelatedTo(argType, paramType, relation, errorNode, headMessage)) { + if (!checkTypeRelatedTo(checkArgType, paramType, relation, errorNode, headMessage)) { return false; } } @@ -36021,12 +38015,12 @@ var ts; * Returns the this argument in calls like x.f(...) and x[f](...). Undefined otherwise. */ function getThisArgumentOfCall(node) { - if (node.kind === 179 /* CallExpression */) { + if (node.kind === 181 /* CallExpression */) { var callee = node.expression; - if (callee.kind === 177 /* PropertyAccessExpression */) { + if (callee.kind === 179 /* PropertyAccessExpression */) { return callee.expression; } - else if (callee.kind === 178 /* ElementAccessExpression */) { + else if (callee.kind === 180 /* ElementAccessExpression */) { return callee.expression; } } @@ -36041,54 +38035,56 @@ var ts; * will be supplied from calls to `getEffectiveArgumentCount` and `getEffectiveArgumentType`. */ function getEffectiveCallArguments(node) { - var args; - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (node.kind === 183 /* TaggedTemplateExpression */) { var template = node.template; - args = [undefined]; - if (template.kind === 194 /* TemplateExpression */) { + var args_4 = [undefined]; + if (template.kind === 196 /* TemplateExpression */) { ts.forEach(template.templateSpans, function (span) { - args.push(span.expression); + args_4.push(span.expression); }); } + return args_4; } - else if (node.kind === 145 /* Decorator */) { + else if (node.kind === 147 /* Decorator */) { // For a decorator, we return undefined as we will determine // the number and types of arguments for a decorator using // `getEffectiveArgumentCount` and `getEffectiveArgumentType` below. return undefined; } + else if (ts.isJsxOpeningLikeElement(node)) { + return node.attributes.properties.length > 0 ? [node.attributes] : ts.emptyArray; + } else { - args = node.arguments || emptyArray; - } - return args; - } - /** - * Returns the effective argument count for a node that works like a function invocation. - * If 'node' is a Decorator, the number of arguments is derived from the decoration - * target and the signature: - * If 'node.target' is a class declaration or class expression, the effective argument - * count is 1. - * If 'node.target' is a parameter declaration, the effective argument count is 3. - * If 'node.target' is a property declaration, the effective argument count is 2. - * If 'node.target' is a method or accessor declaration, the effective argument count - * is 3, although it can be 2 if the signature only accepts two arguments, allowing - * us to match a property decorator. - * Otherwise, the argument count is the length of the 'args' array. - */ + return node.arguments || ts.emptyArray; + } + } + /** + * Returns the effective argument count for a node that works like a function invocation. + * If 'node' is a Decorator, the number of arguments is derived from the decoration + * target and the signature: + * If 'node.target' is a class declaration or class expression, the effective argument + * count is 1. + * If 'node.target' is a parameter declaration, the effective argument count is 3. + * If 'node.target' is a property declaration, the effective argument count is 2. + * If 'node.target' is a method or accessor declaration, the effective argument count + * is 3, although it can be 2 if the signature only accepts two arguments, allowing + * us to match a property decorator. + * Otherwise, the argument count is the length of the 'args' array. + */ function getEffectiveArgumentCount(node, args, signature) { - if (node.kind === 145 /* Decorator */) { + if (node.kind === 147 /* Decorator */) { switch (node.parent.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: // A class decorator will have one argument (see `ClassDecorator` in core.d.ts) return 1; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: // A property declaration decorator will have two arguments (see // `PropertyDecorator` in core.d.ts) return 2; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: // A method or accessor declaration decorator will have two or three arguments (see // `PropertyDecorator` and `MethodDecorator` in core.d.ts) // If we are emitting decorators for ES3, we will only pass two arguments. @@ -36098,7 +38094,7 @@ var ts; // If the method decorator signature only accepts a target and a key, we will only // type check those arguments. return signature.parameters.length >= 3 ? 3 : 2; - case 144 /* Parameter */: + case 146 /* Parameter */: // A parameter declaration decorator will have three arguments (see // `ParameterDecorator` in core.d.ts) return 3; @@ -36109,38 +38105,38 @@ var ts; } } /** - * Returns the effective type of the first argument to a decorator. - * If 'node' is a class declaration or class expression, the effective argument type - * is the type of the static side of the class. - * If 'node' is a parameter declaration, the effective argument type is either the type - * of the static or instance side of the class for the parameter's parent method, - * depending on whether the method is declared static. - * For a constructor, the type is always the type of the static side of the class. - * If 'node' is a property, method, or accessor declaration, the effective argument - * type is the type of the static or instance side of the parent class for class - * element, depending on whether the element is declared static. - */ + * Returns the effective type of the first argument to a decorator. + * If 'node' is a class declaration or class expression, the effective argument type + * is the type of the static side of the class. + * If 'node' is a parameter declaration, the effective argument type is either the type + * of the static or instance side of the class for the parameter's parent method, + * depending on whether the method is declared static. + * For a constructor, the type is always the type of the static side of the class. + * If 'node' is a property, method, or accessor declaration, the effective argument + * type is the type of the static or instance side of the parent class for class + * element, depending on whether the element is declared static. + */ function getEffectiveDecoratorFirstArgumentType(node) { // The first argument to a decorator is its `target`. - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { // For a class decorator, the `target` is the type of the class (e.g. the // "static" or "constructor" side of the class) var classSymbol = getSymbolOfNode(node); return getTypeOfSymbol(classSymbol); } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { // For a parameter decorator, the `target` is the parent type of the // parameter's containing method. node = node.parent; - if (node.kind === 150 /* Constructor */) { + if (node.kind === 152 /* Constructor */) { var classSymbol = getSymbolOfNode(node); return getTypeOfSymbol(classSymbol); } } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 149 /* PropertyDeclaration */ || + node.kind === 151 /* MethodDeclaration */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // For a property or method decorator, the `target` is the // "static"-side type of the parent of the member if the member is // declared "static"; otherwise, it is the "instance"-side type of the @@ -36151,50 +38147,53 @@ var ts; return unknownType; } /** - * Returns the effective type for the second argument to a decorator. - * If 'node' is a parameter, its effective argument type is one of the following: - * If 'node.parent' is a constructor, the effective argument type is 'any', as we - * will emit `undefined`. - * If 'node.parent' is a member with an identifier, numeric, or string literal name, - * the effective argument type will be a string literal type for the member name. - * If 'node.parent' is a computed property name, the effective argument type will - * either be a symbol type or the string type. - * If 'node' is a member with an identifier, numeric, or string literal name, the - * effective argument type will be a string literal type for the member name. - * If 'node' is a computed property name, the effective argument type will either - * be a symbol type or the string type. - * A class decorator does not have a second argument type. - */ + * Returns the effective type for the second argument to a decorator. + * If 'node' is a parameter, its effective argument type is one of the following: + * If 'node.parent' is a constructor, the effective argument type is 'any', as we + * will emit `undefined`. + * If 'node.parent' is a member with an identifier, numeric, or string literal name, + * the effective argument type will be a string literal type for the member name. + * If 'node.parent' is a computed property name, the effective argument type will + * either be a symbol type or the string type. + * If 'node' is a member with an identifier, numeric, or string literal name, the + * effective argument type will be a string literal type for the member name. + * If 'node' is a computed property name, the effective argument type will either + * be a symbol type or the string type. + * A class decorator does not have a second argument type. + */ function getEffectiveDecoratorSecondArgumentType(node) { // The second argument to a decorator is its `propertyKey` - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { ts.Debug.fail("Class decorators should not have a second synthetic argument."); return unknownType; } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { node = node.parent; - if (node.kind === 150 /* Constructor */) { + if (node.kind === 152 /* Constructor */) { // For a constructor parameter decorator, the `propertyKey` will be `undefined`. return anyType; } + // For a non-constructor parameter decorator, the `propertyKey` will be either + // a string or a symbol, based on the name of the parameter's containing method. } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 149 /* PropertyDeclaration */ || + node.kind === 151 /* MethodDeclaration */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // The `propertyKey` for a property or method decorator will be a // string literal type if the member name is an identifier, number, or string; // otherwise, if the member name is a computed property name it will // be either string or symbol. var element = node; switch (element.name.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: + return getLiteralType(ts.idText(element.name)); case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - return getLiteralTypeForText(32 /* StringLiteral */, element.name.text); - case 142 /* ComputedPropertyName */: + return getLiteralType(element.name.text); + case 144 /* ComputedPropertyName */: var nameType = checkComputedPropertyName(element.name); - if (isTypeOfKind(nameType, 512 /* ESSymbol */)) { + if (isTypeAssignableToKind(nameType, 512 /* ESSymbol */)) { return nameType; } else { @@ -36209,30 +38208,30 @@ var ts; return unknownType; } /** - * Returns the effective argument type for the third argument to a decorator. - * If 'node' is a parameter, the effective argument type is the number type. - * If 'node' is a method or accessor, the effective argument type is a - * `TypedPropertyDescriptor` instantiated with the type of the member. - * Class and property decorators do not have a third effective argument. - */ + * Returns the effective argument type for the third argument to a decorator. + * If 'node' is a parameter, the effective argument type is the number type. + * If 'node' is a method or accessor, the effective argument type is a + * `TypedPropertyDescriptor` instantiated with the type of the member. + * Class and property decorators do not have a third effective argument. + */ function getEffectiveDecoratorThirdArgumentType(node) { // The third argument to a decorator is either its `descriptor` for a method decorator // or its `parameterIndex` for a parameter decorator - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { ts.Debug.fail("Class decorators should not have a third synthetic argument."); return unknownType; } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { // The `parameterIndex` for a parameter decorator is always a number return numberType; } - if (node.kind === 147 /* PropertyDeclaration */) { + if (node.kind === 149 /* PropertyDeclaration */) { ts.Debug.fail("Property decorators should not have a third synthetic argument."); return unknownType; } - if (node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 151 /* MethodDeclaration */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // The `descriptor` for a method decorator will be a `TypedPropertyDescriptor` // for the type of the member. var propertyType = getTypeOfNode(node); @@ -36242,8 +38241,8 @@ var ts; return unknownType; } /** - * Returns the effective argument type for the provided argument to a decorator. - */ + * Returns the effective argument type for the provided argument to a decorator. + */ function getEffectiveDecoratorArgumentType(node, argIndex) { if (argIndex === 0) { return getEffectiveDecoratorFirstArgumentType(node.parent); @@ -36258,16 +38257,16 @@ var ts; return unknownType; } /** - * Gets the effective argument type for an argument in a call expression. - */ + * Gets the effective argument type for an argument in a call expression. + */ function getEffectiveArgumentType(node, argIndex) { // Decorators provide special arguments, a tagged template expression provides // a special first argument, and string literals get string literal types // unless we're reporting errors - if (node.kind === 145 /* Decorator */) { + if (node.kind === 147 /* Decorator */) { return getEffectiveDecoratorArgumentType(node, argIndex); } - else if (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */) { + else if (argIndex === 0 && node.kind === 183 /* TaggedTemplateExpression */) { return getGlobalTemplateStringsArrayType(); } // This is not a synthetic argument, so we return 'undefined' @@ -36275,25 +38274,25 @@ var ts; return undefined; } /** - * Gets the effective argument expression for an argument in a call expression. - */ + * Gets the effective argument expression for an argument in a call expression. + */ function getEffectiveArgument(node, args, argIndex) { // For a decorator or the first argument of a tagged template expression we return undefined. - if (node.kind === 145 /* Decorator */ || - (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */)) { + if (node.kind === 147 /* Decorator */ || + (argIndex === 0 && node.kind === 183 /* TaggedTemplateExpression */)) { return undefined; } return args[argIndex]; } /** - * Gets the error node to use when reporting errors for an effective argument. - */ + * Gets the error node to use when reporting errors for an effective argument. + */ function getEffectiveArgumentErrorNode(node, argIndex, arg) { - if (node.kind === 145 /* Decorator */) { + if (node.kind === 147 /* Decorator */) { // For a decorator, we use the expression of the decorator for error reporting. return node.expression; } - else if (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */) { + else if (argIndex === 0 && node.kind === 183 /* TaggedTemplateExpression */) { // For a the first argument of a tagged template expression, we use the template of the tag for error reporting. return node.template; } @@ -36301,14 +38300,15 @@ var ts; return arg; } } - function resolveCall(node, signatures, candidatesOutArray, headMessage) { - var isTaggedTemplate = node.kind === 181 /* TaggedTemplateExpression */; - var isDecorator = node.kind === 145 /* Decorator */; + function resolveCall(node, signatures, candidatesOutArray, fallbackError) { + var isTaggedTemplate = node.kind === 183 /* TaggedTemplateExpression */; + var isDecorator = node.kind === 147 /* Decorator */; + var isJsxOpeningOrSelfClosingElement = ts.isJsxOpeningLikeElement(node); var typeArguments; - if (!isTaggedTemplate && !isDecorator) { + if (!isTaggedTemplate && !isDecorator && !isJsxOpeningOrSelfClosingElement) { typeArguments = node.typeArguments; // We already perform checking on the type arguments on the class declaration itself. - if (node.expression.kind !== 96 /* SuperKeyword */) { + if (node.expression.kind !== 97 /* SuperKeyword */) { ts.forEach(typeArguments, checkSourceElement); } } @@ -36316,7 +38316,7 @@ var ts; // reorderCandidates fills up the candidates array directly reorderCandidates(signatures, candidates); if (!candidates.length) { - reportError(ts.Diagnostics.Supplied_parameters_do_not_match_any_signature_of_call_target); + diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Call_target_does_not_contain_any_signatures)); return resolveErrorCall(node); } var args = getEffectiveCallArguments(node); @@ -36334,8 +38334,10 @@ var ts; // // For a decorator, no arguments are susceptible to contextual typing due to the fact // decorators are applied to a declaration by the emitter, and not to an expression. + var isSingleNonGenericCandidate = candidates.length === 1 && !candidates[0].typeParameters; var excludeArgument; - if (!isDecorator) { + var excludeCount = 0; + if (!isDecorator && !isSingleNonGenericCandidate) { // We do not need to call `getEffectiveArgumentCount` here as it only // applies when calculating the number of arguments for a decorator. for (var i = isTaggedTemplate ? 1 : 0; i < args.length; i++) { @@ -36344,6 +38346,7 @@ var ts; excludeArgument = new Array(args.length); } excludeArgument[i] = true; + excludeCount++; } } } @@ -36354,9 +38357,9 @@ var ts; // was fine. So if there is any overload that is only incorrect because of an // argument, we will report an error on that one. // - // function foo(s: string) {} - // function foo(n: number) {} // Report argument error on this overload - // function foo() {} + // function foo(s: string): void; + // function foo(n: number): void; // Report argument error on this overload + // function foo(): void; // foo(true); // // If none of the overloads even made it that far, there are two possibilities. @@ -36364,17 +38367,16 @@ var ts; // report an error on that. Or none of the overloads even had correct arity, // in which case give an arity error. // - // function foo(x: T, y: T) {} // Report type argument inference error - // function foo() {} - // foo(0, true); + // function foo(x: T): void; // Report type argument error + // function foo(): void; + // foo(0); // var candidateForArgumentError; var candidateForTypeArgumentError; - var resultOfFailedInference; var result; // If we are in signature help, a trailing comma indicates that we intend to provide another argument, // so we will only accept overloads with arity at least 1 higher than the current number of provided arguments. - var signatureHelpTrailingComma = candidatesOutArray && node.kind === 179 /* CallExpression */ && node.arguments.hasTrailingComma; + var signatureHelpTrailingComma = candidatesOutArray && node.kind === 181 /* CallExpression */ && node.arguments.hasTrailingComma; // Section 4.12.1: // if the candidate list contains one or more signatures for which the type of each argument // expression is a subtype of each corresponding parameter type, the return type of the first @@ -36389,10 +38391,6 @@ var ts; result = chooseOverload(candidates, subtypeRelation, signatureHelpTrailingComma); } if (!result) { - // Reinitialize these pointers for round two - candidateForArgumentError = undefined; - candidateForTypeArgumentError = undefined; - resultOfFailedInference = undefined; result = chooseOverload(candidates, assignableRelation, signatureHelpTrailingComma); } if (result) { @@ -36403,6 +38401,10 @@ var ts; // If candidate is undefined, it means that no candidates had a suitable arity. In that case, // skip the checkApplicableSignature check. if (candidateForArgumentError) { + if (isJsxOpeningOrSelfClosingElement) { + // We do not report any error here because any error will be handled in "resolveCustomJsxElementAttributesType". + return candidateForArgumentError; + } // excludeArgument is undefined, in this case also equivalent to [undefined, undefined, ...] // The importance of excludeArgument is to prevent us from typing function expression parameters // in arguments too early. If possible, we'd like to only type them once we know the correct @@ -36411,123 +38413,158 @@ var ts; checkApplicableSignature(node, args, candidateForArgumentError, assignableRelation, /*excludeArgument*/ undefined, /*reportErrors*/ true); } else if (candidateForTypeArgumentError) { - if (!isTaggedTemplate && !isDecorator && typeArguments) { - var typeArguments_2 = node.typeArguments; - checkTypeArguments(candidateForTypeArgumentError, typeArguments_2, ts.map(typeArguments_2, getTypeFromTypeNode), /*reportErrors*/ true, headMessage); - } - else { - ts.Debug.assert(resultOfFailedInference.failedTypeParameterIndex >= 0); - var failedTypeParameter = candidateForTypeArgumentError.typeParameters[resultOfFailedInference.failedTypeParameterIndex]; - var inferenceCandidates = getInferenceCandidates(resultOfFailedInference, resultOfFailedInference.failedTypeParameterIndex); - var diagnosticChainHead = ts.chainDiagnosticMessages(/*details*/ undefined, // details will be provided by call to reportNoCommonSupertypeError - ts.Diagnostics.The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly, typeToString(failedTypeParameter)); - if (headMessage) { - diagnosticChainHead = ts.chainDiagnosticMessages(diagnosticChainHead, headMessage); - } - reportNoCommonSupertypeError(inferenceCandidates, node.expression || node.tag, diagnosticChainHead); - } - } - else { - reportError(ts.Diagnostics.Supplied_parameters_do_not_match_any_signature_of_call_target); + checkTypeArguments(candidateForTypeArgumentError, node.typeArguments, /*reportErrors*/ true, fallbackError); + } + else if (typeArguments && ts.every(signatures, function (sig) { return ts.length(sig.typeParameters) !== typeArguments.length; })) { + var min = Number.POSITIVE_INFINITY; + var max = Number.NEGATIVE_INFINITY; + for (var _i = 0, signatures_5 = signatures; _i < signatures_5.length; _i++) { + var sig = signatures_5[_i]; + min = Math.min(min, getMinTypeArgumentCount(sig.typeParameters)); + max = Math.max(max, ts.length(sig.typeParameters)); + } + var paramCount = min < max ? min + "-" + max : min; + diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Expected_0_type_arguments_but_got_1, paramCount, typeArguments.length)); + } + else if (args) { + var min = Number.POSITIVE_INFINITY; + var max = Number.NEGATIVE_INFINITY; + for (var _a = 0, signatures_6 = signatures; _a < signatures_6.length; _a++) { + var sig = signatures_6[_a]; + min = Math.min(min, sig.minArgumentCount); + max = Math.max(max, sig.parameters.length); + } + var hasRestParameter_1 = ts.some(signatures, function (sig) { return sig.hasRestParameter; }); + var hasSpreadArgument = getSpreadArgumentIndex(args) > -1; + var paramCount = hasRestParameter_1 ? min : + min < max ? min + "-" + max : + min; + var argCount = args.length - (hasSpreadArgument ? 1 : 0); + var error_1 = hasRestParameter_1 && hasSpreadArgument ? ts.Diagnostics.Expected_at_least_0_arguments_but_got_a_minimum_of_1 : + hasRestParameter_1 ? ts.Diagnostics.Expected_at_least_0_arguments_but_got_1 : + hasSpreadArgument ? ts.Diagnostics.Expected_0_arguments_but_got_a_minimum_of_1 : + ts.Diagnostics.Expected_0_arguments_but_got_1; + diagnostics.add(ts.createDiagnosticForNode(node, error_1, paramCount, argCount)); + } + else if (fallbackError) { + diagnostics.add(ts.createDiagnosticForNode(node, fallbackError)); } // No signature was applicable. We have already reported the errors for the invalid signature. - // If this is a type resolution session, e.g. Language Service, try to get better information that anySignature. - // Pick the first candidate that matches the arity. This way we can get a contextual type for cases like: - // declare function f(a: { xa: number; xb: number; }); - // f({ | + // If this is a type resolution session, e.g. Language Service, try to get better information than anySignature. + // Pick the longest signature. This way we can get a contextual type for cases like: + // declare function f(a: { xa: number; xb: number; }, b: number); + // f({ | + // Also, use explicitly-supplied type arguments if they are provided, so we can get a contextual signature in cases like: + // declare function f(k: keyof T); + // f(" if (!produceDiagnostics) { - for (var _i = 0, candidates_1 = candidates; _i < candidates_1.length; _i++) { - var candidate = candidates_1[_i]; - if (hasCorrectArity(node, args, candidate)) { - if (candidate.typeParameters && typeArguments) { - candidate = getSignatureInstantiation(candidate, ts.map(typeArguments, getTypeFromTypeNode)); - } - return candidate; + ts.Debug.assert(candidates.length > 0); // Else would have exited above. + var bestIndex = getLongestCandidateIndex(candidates, apparentArgumentCount === undefined ? args.length : apparentArgumentCount); + var candidate = candidates[bestIndex]; + var typeParameters = candidate.typeParameters; + if (typeParameters && callLikeExpressionMayHaveTypeArguments(node) && node.typeArguments) { + var typeArguments_1 = node.typeArguments.map(getTypeOfNode); + while (typeArguments_1.length > typeParameters.length) { + typeArguments_1.pop(); } + while (typeArguments_1.length < typeParameters.length) { + typeArguments_1.push(getDefaultTypeArgumentType(ts.isInJavaScriptFile(node))); + } + var instantiated = createSignatureInstantiation(candidate, typeArguments_1); + candidates[bestIndex] = instantiated; + return instantiated; } + return candidate; } return resolveErrorCall(node); - function reportError(message, arg0, arg1, arg2) { - var errorInfo; - errorInfo = ts.chainDiagnosticMessages(errorInfo, message, arg0, arg1, arg2); - if (headMessage) { - errorInfo = ts.chainDiagnosticMessages(errorInfo, headMessage); - } - diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(node, errorInfo)); - } function chooseOverload(candidates, relation, signatureHelpTrailingComma) { if (signatureHelpTrailingComma === void 0) { signatureHelpTrailingComma = false; } - for (var _i = 0, candidates_2 = candidates; _i < candidates_2.length; _i++) { - var originalCandidate = candidates_2[_i]; + candidateForArgumentError = undefined; + candidateForTypeArgumentError = undefined; + if (isSingleNonGenericCandidate) { + var candidate = candidates[0]; + if (!hasCorrectArity(node, args, candidate, signatureHelpTrailingComma)) { + return undefined; + } + if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, /*reportErrors*/ false)) { + candidateForArgumentError = candidate; + return undefined; + } + return candidate; + } + for (var candidateIndex = 0; candidateIndex < candidates.length; candidateIndex++) { + var originalCandidate = candidates[candidateIndex]; if (!hasCorrectArity(node, args, originalCandidate, signatureHelpTrailingComma)) { continue; } var candidate = void 0; - var typeArgumentsAreValid = void 0; - var inferenceContext = originalCandidate.typeParameters - ? createInferenceContext(originalCandidate, /*inferUnionTypes*/ false) - : undefined; + var inferenceContext = originalCandidate.typeParameters ? + createInferenceContext(originalCandidate, /*flags*/ ts.isInJavaScriptFile(node) ? 4 /* AnyDefault */ : 0) : + undefined; while (true) { candidate = originalCandidate; if (candidate.typeParameters) { var typeArgumentTypes = void 0; if (typeArguments) { - typeArgumentTypes = ts.map(typeArguments, getTypeFromTypeNode); - typeArgumentsAreValid = checkTypeArguments(candidate, typeArguments, typeArgumentTypes, /*reportErrors*/ false); + var typeArgumentResult = checkTypeArguments(candidate, typeArguments, /*reportErrors*/ false); + if (typeArgumentResult) { + typeArgumentTypes = typeArgumentResult; + } + else { + candidateForTypeArgumentError = originalCandidate; + break; + } } else { - inferTypeArguments(node, candidate, args, excludeArgument, inferenceContext); - typeArgumentsAreValid = inferenceContext.failedTypeParameterIndex === undefined; - typeArgumentTypes = inferenceContext.inferredTypes; + typeArgumentTypes = inferTypeArguments(node, candidate, args, excludeArgument, inferenceContext); } - if (!typeArgumentsAreValid) { - break; - } - candidate = getSignatureInstantiation(candidate, typeArgumentTypes); + var isJavascript = ts.isInJavaScriptFile(candidate.declaration); + candidate = getSignatureInstantiation(candidate, typeArgumentTypes, isJavascript); } if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, /*reportErrors*/ false)) { + candidateForArgumentError = candidate; break; } - var index = excludeArgument ? ts.indexOf(excludeArgument, true) : -1; - if (index < 0) { + if (excludeCount === 0) { + candidates[candidateIndex] = candidate; return candidate; } - excludeArgument[index] = false; - } - // A post-mortem of this iteration of the loop. The signature was not applicable, - // so we want to track it as a candidate for reporting an error. If the candidate - // had no type parameters, or had no issues related to type arguments, we can - // report an error based on the arguments. If there was an issue with type - // arguments, then we can only report an error based on the type arguments. - if (originalCandidate.typeParameters) { - var instantiatedCandidate = candidate; - if (typeArgumentsAreValid) { - candidateForArgumentError = instantiatedCandidate; + excludeCount--; + if (excludeCount > 0) { + excludeArgument[ts.indexOf(excludeArgument, /*value*/ true)] = false; } else { - candidateForTypeArgumentError = originalCandidate; - if (!typeArguments) { - resultOfFailedInference = inferenceContext; - } + excludeArgument = undefined; } } - else { - ts.Debug.assert(originalCandidate === candidate); - candidateForArgumentError = originalCandidate; - } } return undefined; } } + function getLongestCandidateIndex(candidates, argsCount) { + var maxParamsIndex = -1; + var maxParams = -1; + for (var i = 0; i < candidates.length; i++) { + var candidate = candidates[i]; + if (candidate.hasRestParameter || candidate.parameters.length >= argsCount) { + return i; + } + if (candidate.parameters.length > maxParams) { + maxParams = candidate.parameters.length; + maxParamsIndex = i; + } + } + return maxParamsIndex; + } function resolveCallExpression(node, candidatesOutArray) { - if (node.expression.kind === 96 /* SuperKeyword */) { + if (node.expression.kind === 97 /* SuperKeyword */) { var superType = checkSuperExpression(node.expression); if (superType !== unknownType) { // In super call, the candidate signatures are the matching arity signatures of the base constructor function instantiated // with the type arguments specified in the extends clause. var baseTypeNode = ts.getClassExtendsHeritageClauseElement(ts.getContainingClass(node)); if (baseTypeNode) { - var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments); + var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments, baseTypeNode); return resolveCall(node, baseConstructors, candidatesOutArray); } } @@ -36616,15 +38653,6 @@ var ts; // Another error has already been reported return resolveErrorCall(node); } - // If the expression is a class of abstract type, then it cannot be instantiated. - // Note, only class declarations can be declared abstract. - // In the case of a merged class-module or class-interface declaration, - // only the class declaration node will have the Abstract flag set. - var valueDecl = expressionType.symbol && getClassLikeDeclarationOfSymbol(expressionType.symbol); - if (valueDecl && ts.getModifierFlags(valueDecl) & 128 /* Abstract */) { - error(node, ts.Diagnostics.Cannot_create_an_instance_of_the_abstract_class_0, ts.declarationNameToString(valueDecl.name)); - return resolveErrorCall(node); - } // TS 1.0 spec: 4.11 // If expressionType is of type Any, Args can be any argument // list and the result of the operation is of type Any. @@ -36643,6 +38671,15 @@ var ts; if (!isConstructorAccessible(node, constructSignatures[0])) { return resolveErrorCall(node); } + // If the expression is a class of abstract type, then it cannot be instantiated. + // Note, only class declarations can be declared abstract. + // In the case of a merged class-module or class-interface declaration, + // only the class declaration node will have the Abstract flag set. + var valueDecl = expressionType.symbol && getClassLikeDeclarationOfSymbol(expressionType.symbol); + if (valueDecl && ts.hasModifier(valueDecl, 128 /* Abstract */)) { + error(node, ts.Diagnostics.Cannot_create_an_instance_of_the_abstract_class_0, ts.declarationNameToString(ts.getNameOfDeclaration(valueDecl))); + return resolveErrorCall(node); + } return resolveCall(node, constructSignatures, candidatesOutArray); } // If expressionType's apparent type is an object type with no construct signatures but @@ -36652,7 +38689,7 @@ var ts; var callSignatures = getSignaturesOfType(expressionType, 0 /* Call */); if (callSignatures.length) { var signature = resolveCall(node, callSignatures, candidatesOutArray); - if (getReturnTypeOfSignature(signature) !== voidType) { + if (!isJavaScriptConstructor(signature.declaration) && getReturnTypeOfSignature(signature) !== voidType) { error(node, ts.Diagnostics.Only_a_void_function_can_be_called_with_the_new_keyword); } if (getThisTypeOfSignature(signature) === voidType) { @@ -36668,9 +38705,9 @@ var ts; return true; } var declaration = signature.declaration; - var modifiers = ts.getModifierFlags(declaration); + var modifiers = ts.getSelectedModifierFlags(declaration, 24 /* NonPublicAccessibilityModifier */); // Public constructor is accessible. - if (!(modifiers & 24 /* NonPublicAccessibilityModifier */)) { + if (!modifiers) { return true; } var declaringClassDeclaration = getClassLikeDeclarationOfSymbol(declaration.parent.symbol); @@ -36719,26 +38756,26 @@ var ts; return resolveCall(node, callSignatures, candidatesOutArray); } /** - * Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression. - */ + * Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression. + */ function getDiagnosticHeadMessageForDecoratorResolution(node) { switch (node.parent.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: return ts.Diagnostics.Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression; - case 144 /* Parameter */: + case 146 /* Parameter */: return ts.Diagnostics.Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return ts.Diagnostics.Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return ts.Diagnostics.Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression; } } /** - * Resolves a decorator as if it were a call expression. - */ + * Resolves a decorator as if it were a call expression. + */ function resolveDecorator(node, candidatesOutArray) { var funcType = checkExpression(node.expression); var apparentType = getApparentType(funcType); @@ -36750,6 +38787,11 @@ var ts; if (isUntypedFunctionCall(funcType, apparentType, callSignatures.length, constructSignatures.length)) { return resolveUntypedCall(node); } + if (isPotentiallyUncalledDecorator(node, callSignatures)) { + var nodeStr = ts.getTextOfNode(node.expression, /*includeTrivia*/ false); + error(node, ts.Diagnostics._0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0, nodeStr); + return resolveErrorCall(node); + } var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node); if (!callSignatures.length) { var errorInfo = void 0; @@ -36760,21 +38802,82 @@ var ts; } return resolveCall(node, callSignatures, candidatesOutArray, headMessage); } + /** + * Sometimes, we have a decorator that could accept zero arguments, + * but is receiving too many arguments as part of the decorator invocation. + * In those cases, a user may have meant to *call* the expression before using it as a decorator. + */ + function isPotentiallyUncalledDecorator(decorator, signatures) { + return signatures.length && ts.every(signatures, function (signature) { + return signature.minArgumentCount === 0 && + !signature.hasRestParameter && + signature.parameters.length < getEffectiveArgumentCount(decorator, /*args*/ undefined, signature); + }); + } + /** + * This function is similar to getResolvedSignature but is exclusively for trying to resolve JSX stateless-function component. + * The main reason we have to use this function instead of getResolvedSignature because, the caller of this function will already check the type of openingLikeElement's tagName + * and pass the type as elementType. The elementType can not be a union (as such case should be handled by the caller of this function) + * Note: at this point, we are still not sure whether the opening-like element is a stateless function component or not. + * @param openingLikeElement an opening-like JSX element to try to resolve as JSX stateless function + * @param elementType an element type of the opneing-like element by checking opening-like element's tagname. + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + */ + function getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + return resolveStatelessJsxOpeningLikeElement(openingLikeElement, elementType, candidatesOutArray); + } + /** + * Try treating a given opening-like element as stateless function component and resolve a tagName to a function signature. + * @param openingLikeElement an JSX opening-like element we want to try resolve its stateless function if possible + * @param elementType a type of the opening-like JSX element, a result of resolving tagName in opening-like element. + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + * @return a resolved signature if we can find function matching function signature through resolve call or a first signature in the list of functions. + * otherwise return undefined if tag-name of the opening-like element doesn't have call signatures + */ + function resolveStatelessJsxOpeningLikeElement(openingLikeElement, elementType, candidatesOutArray) { + // If this function is called from language service, elementType can be a union type. This is not possible if the function is called from compiler (see: resolveCustomJsxElementAttributesType) + if (elementType.flags & 65536 /* Union */) { + var types = elementType.types; + var result = void 0; + for (var _i = 0, types_17 = types; _i < types_17.length; _i++) { + var type = types_17[_i]; + result = result || resolveStatelessJsxOpeningLikeElement(openingLikeElement, type, candidatesOutArray); + } + return result; + } + var callSignatures = elementType && getSignaturesOfType(elementType, 0 /* Call */); + if (callSignatures && callSignatures.length > 0) { + return resolveCall(openingLikeElement, callSignatures, candidatesOutArray); + } + return undefined; + } function resolveSignature(node, candidatesOutArray) { switch (node.kind) { - case 179 /* CallExpression */: + case 181 /* CallExpression */: return resolveCallExpression(node, candidatesOutArray); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return resolveNewExpression(node, candidatesOutArray); - case 181 /* TaggedTemplateExpression */: + case 183 /* TaggedTemplateExpression */: return resolveTaggedTemplateExpression(node, candidatesOutArray); - case 145 /* Decorator */: + case 147 /* Decorator */: return resolveDecorator(node, candidatesOutArray); + case 251 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + // This code-path is called by language service + return resolveStatelessJsxOpeningLikeElement(node, checkExpression(node.tagName), candidatesOutArray) || unknownSignature; } - ts.Debug.fail("Branch in 'resolveSignature' should be unreachable."); + ts.Debug.assertNever(node, "Branch in 'resolveSignature' should be unreachable."); } - // candidatesOutArray is passed by signature help in the language service, and collectCandidates - // must fill it up with the appropriate candidate signatures + /** + * Resolve a signature of a given call-like expression. + * @param node a call-like expression to try resolve a signature for + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + * @return a signature of the call-like expression or undefined if one can't be found + */ function getResolvedSignature(node, candidatesOutArray) { var links = getNodeLinks(node); // If getResolvedSignature has already been called, we will have cached the resolvedSignature. @@ -36793,18 +38896,49 @@ var ts; links.resolvedSignature = flowLoopStart === flowLoopCount ? result : cached; return result; } - function getResolvedOrAnySignature(node) { - // If we're already in the process of resolving the given signature, don't resolve again as - // that could cause infinite recursion. Instead, return anySignature. - return getNodeLinks(node).resolvedSignature === resolvingSignature ? resolvingSignature : getResolvedSignature(node); + /** + * Indicates whether a declaration can be treated as a constructor in a JavaScript + * file. + */ + function isJavaScriptConstructor(node) { + if (node && ts.isInJavaScriptFile(node)) { + // If the node has a @class tag, treat it like a constructor. + if (ts.getJSDocClassTag(node)) + return true; + // If the symbol of the node has members, treat it like a constructor. + var symbol = ts.isFunctionDeclaration(node) || ts.isFunctionExpression(node) ? getSymbolOfNode(node) : + ts.isVariableDeclaration(node) && node.initializer && ts.isFunctionExpression(node.initializer) ? getSymbolOfNode(node.initializer) : + undefined; + return symbol && symbol.members !== undefined; + } + return false; + } + function getJavaScriptClassType(symbol) { + if (ts.isDeclarationOfFunctionOrClassExpression(symbol)) { + symbol = getSymbolOfNode(symbol.valueDeclaration.initializer); + } + if (isJavaScriptConstructor(symbol.valueDeclaration)) { + return getInferredClassType(symbol); + } + if (symbol.flags & 3 /* Variable */) { + var valueType = getTypeOfSymbol(symbol); + if (valueType.symbol && !isInferredClassType(valueType) && isJavaScriptConstructor(valueType.symbol.valueDeclaration)) { + return getInferredClassType(valueType.symbol); + } + } } function getInferredClassType(symbol) { var links = getSymbolLinks(symbol); if (!links.inferredClassType) { - links.inferredClassType = createAnonymousType(symbol, symbol.members, emptyArray, emptyArray, /*stringIndexType*/ undefined, /*numberIndexType*/ undefined); + links.inferredClassType = createAnonymousType(symbol, symbol.members || emptySymbols, ts.emptyArray, ts.emptyArray, /*stringIndexType*/ undefined, /*numberIndexType*/ undefined); } return links.inferredClassType; } + function isInferredClassType(type) { + return type.symbol + && getObjectFlags(type) & 16 /* Anonymous */ + && getSymbolLinks(type.symbol).inferredClassType === type; + } /** * Syntactically and semantically checks a call or new expression. * @param node The call/new expression to be checked. @@ -36812,30 +38946,32 @@ var ts; */ function checkCallExpression(node) { // Grammar checking; stop grammar-checking if checkGrammarTypeArguments return true - checkGrammarTypeArguments(node, node.typeArguments) || checkGrammarArguments(node, node.arguments); + checkGrammarTypeArguments(node, node.typeArguments) || checkGrammarArguments(node.arguments); var signature = getResolvedSignature(node); - if (node.expression.kind === 96 /* SuperKeyword */) { + if (node.expression.kind === 97 /* SuperKeyword */) { return voidType; } - if (node.kind === 180 /* NewExpression */) { + if (node.kind === 182 /* NewExpression */) { var declaration = signature.declaration; if (declaration && - declaration.kind !== 150 /* Constructor */ && - declaration.kind !== 154 /* ConstructSignature */ && - declaration.kind !== 159 /* ConstructorType */ && + declaration.kind !== 152 /* Constructor */ && + declaration.kind !== 156 /* ConstructSignature */ && + declaration.kind !== 161 /* ConstructorType */ && !ts.isJSDocConstructSignature(declaration)) { // When resolved signature is a call signature (and not a construct signature) the result type is any, unless // the declaring function had members created through 'x.prototype.y = expr' or 'this.y = expr' psuedodeclarations // in a JS file // Note:JS inferred classes might come from a variable declaration instead of a function declaration. // In this case, using getResolvedSymbol directly is required to avoid losing the members from the declaration. - var funcSymbol = node.expression.kind === 70 /* Identifier */ ? - getResolvedSymbol(node.expression) : - checkExpression(node.expression).symbol; - if (funcSymbol && funcSymbol.members && (funcSymbol.flags & 16 /* Function */ || ts.isDeclarationOfFunctionExpression(funcSymbol))) { - return getInferredClassType(funcSymbol); + var funcSymbol = checkExpression(node.expression).symbol; + if (!funcSymbol && node.expression.kind === 71 /* Identifier */) { + funcSymbol = getResolvedSymbol(node.expression); } - else if (compilerOptions.noImplicitAny) { + var type = funcSymbol && getJavaScriptClassType(funcSymbol); + if (type) { + return type; + } + if (noImplicitAny) { error(node, ts.Diagnostics.new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type); } return anyType; @@ -36847,24 +38983,73 @@ var ts; } return getReturnTypeOfSignature(signature); } + function checkImportCallExpression(node) { + // Check grammar of dynamic import + checkGrammarArguments(node.arguments) || checkGrammarImportCallExpression(node); + if (node.arguments.length === 0) { + return createPromiseReturnType(node, anyType); + } + var specifier = node.arguments[0]; + var specifierType = checkExpressionCached(specifier); + // Even though multiple arugments is grammatically incorrect, type-check extra arguments for completion + for (var i = 1; i < node.arguments.length; ++i) { + checkExpressionCached(node.arguments[i]); + } + if (specifierType.flags & 2048 /* Undefined */ || specifierType.flags & 4096 /* Null */ || !isTypeAssignableTo(specifierType, stringType)) { + error(specifier, ts.Diagnostics.Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0, typeToString(specifierType)); + } + // resolveExternalModuleName will return undefined if the moduleReferenceExpression is not a string literal + var moduleSymbol = resolveExternalModuleName(node, specifier); + if (moduleSymbol) { + var esModuleSymbol = resolveESModuleSymbol(moduleSymbol, specifier, /*dontRecursivelyResolve*/ true); + if (esModuleSymbol) { + return createPromiseReturnType(node, getTypeWithSyntheticDefaultImportType(getTypeOfSymbol(esModuleSymbol), esModuleSymbol)); + } + } + return createPromiseReturnType(node, anyType); + } + function getTypeWithSyntheticDefaultImportType(type, symbol) { + if (allowSyntheticDefaultImports && type && type !== unknownType) { + var synthType = type; + if (!synthType.syntheticType) { + if (!getPropertyOfType(type, "default" /* Default */)) { + var memberTable = ts.createSymbolTable(); + var newSymbol = createSymbol(2097152 /* Alias */, "default" /* Default */); + newSymbol.target = resolveSymbol(symbol); + memberTable.set("default" /* Default */, newSymbol); + var anonymousSymbol = createSymbol(2048 /* TypeLiteral */, "__type" /* Type */); + var defaultContainingObject = createAnonymousType(anonymousSymbol, memberTable, ts.emptyArray, ts.emptyArray, /*stringIndexInfo*/ undefined, /*numberIndexInfo*/ undefined); + anonymousSymbol.type = defaultContainingObject; + synthType.syntheticType = getIntersectionType([type, defaultContainingObject]); + } + else { + synthType.syntheticType = type; + } + } + return synthType.syntheticType; + } + return type; + } function isCommonJsRequire(node) { if (!ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { return false; } // Make sure require is not a local function - var resolvedRequire = resolveName(node.expression, node.expression.text, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + if (!ts.isIdentifier(node.expression)) + throw ts.Debug.fail(); + var resolvedRequire = resolveName(node.expression, node.expression.escapedText, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ true); if (!resolvedRequire) { // project does not contain symbol named 'require' - assume commonjs require return true; } // project includes symbol named 'require' - make sure that it it ambient and local non-alias - if (resolvedRequire.flags & 8388608 /* Alias */) { + if (resolvedRequire.flags & 2097152 /* Alias */) { return false; } var targetDeclarationKind = resolvedRequire.flags & 16 /* Function */ - ? 225 /* FunctionDeclaration */ + ? 228 /* FunctionDeclaration */ : resolvedRequire.flags & 3 /* Variable */ - ? 223 /* VariableDeclaration */ + ? 226 /* VariableDeclaration */ : 0 /* Unknown */; if (targetDeclarationKind !== 0 /* Unknown */) { var decl = ts.getDeclarationOfKind(resolvedRequire, targetDeclarationKind); @@ -36874,16 +39059,22 @@ var ts; return false; } function checkTaggedTemplateExpression(node) { + if (languageVersion < 2 /* ES2015 */) { + checkExternalEmitHelpers(node, 65536 /* MakeTemplateObject */); + } return getReturnTypeOfSignature(getResolvedSignature(node)); } function checkAssertion(node) { - var exprType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(checkExpression(node.expression))); - checkSourceElement(node.type); - var targetType = getTypeFromTypeNode(node.type); + return checkAssertionWorker(node, node.type, node.expression); + } + function checkAssertionWorker(errNode, type, expression, checkMode) { + var exprType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(checkExpression(expression, checkMode))); + checkSourceElement(type); + var targetType = getTypeFromTypeNode(type); if (produceDiagnostics && targetType !== unknownType) { var widenedType = getWidenedType(exprType); if (!isTypeComparableTo(targetType, widenedType)) { - checkTypeComparableTo(exprType, targetType, node, ts.Diagnostics.Type_0_cannot_be_converted_to_type_1); + checkTypeComparableTo(exprType, targetType, errNode, ts.Diagnostics.Type_0_cannot_be_converted_to_type_1); } } return targetType; @@ -36891,12 +39082,28 @@ var ts; function checkNonNullAssertion(node) { return getNonNullableType(checkExpression(node.expression)); } + function checkMetaProperty(node) { + checkGrammarMetaProperty(node); + var container = ts.getNewTargetContainer(node); + if (!container) { + error(node, ts.Diagnostics.Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor, "new.target"); + return unknownType; + } + else if (container.kind === 152 /* Constructor */) { + var symbol = getSymbolOfNode(container.parent); + return getTypeOfSymbol(symbol); + } + else { + var symbol = getSymbolOfNode(container); + return getTypeOfSymbol(symbol); + } + } function getTypeOfParameter(symbol) { var type = getTypeOfSymbol(symbol); if (strictNullChecks) { var declaration = symbol.valueDeclaration; if (declaration && declaration.initializer) { - return includeFalsyTypes(type, 2048 /* Undefined */); + return getNullableType(type, 2048 /* Undefined */); } } return type; @@ -36906,113 +39113,84 @@ var ts; pos < signature.parameters.length - 1 ? getTypeOfParameter(signature.parameters[pos]) : getRestTypeOfSignature(signature) : pos < signature.parameters.length ? getTypeOfParameter(signature.parameters[pos]) : anyType; } - function assignContextualParameterTypes(signature, context, mapper) { + function getTypeOfFirstParameterOfSignature(signature) { + return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : neverType; + } + function inferFromAnnotatedParameters(signature, context, mapper) { var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0); - if (isInferentialContext(mapper)) { - for (var i = 0; i < len; i++) { - var declaration = signature.parameters[i].valueDeclaration; - if (declaration.type) { - inferTypesWithContext(mapper.context, getTypeFromTypeNode(declaration.type), getTypeAtPosition(context, i)); + for (var i = 0; i < len; i++) { + var declaration = signature.parameters[i].valueDeclaration; + if (declaration.type) { + var typeNode = ts.getEffectiveTypeAnnotationNode(declaration); + if (typeNode) { + inferTypes(mapper.inferences, getTypeFromTypeNode(typeNode), getTypeAtPosition(context, i)); } } } + } + function assignContextualParameterTypes(signature, context) { + signature.typeParameters = context.typeParameters; if (context.thisParameter) { var parameter = signature.thisParameter; if (!parameter || parameter.valueDeclaration && !parameter.valueDeclaration.type) { if (!parameter) { - signature.thisParameter = createTransientSymbol(context.thisParameter, undefined); + signature.thisParameter = createSymbolWithType(context.thisParameter, /*type*/ undefined); } - assignTypeToParameterAndFixTypeParameters(signature.thisParameter, getTypeOfSymbol(context.thisParameter), mapper); + assignTypeToParameterAndFixTypeParameters(signature.thisParameter, getTypeOfSymbol(context.thisParameter)); } } + var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0); for (var i = 0; i < len; i++) { var parameter = signature.parameters[i]; - if (!parameter.valueDeclaration.type) { + if (!ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) { var contextualParameterType = getTypeAtPosition(context, i); - assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper); + assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType); } } if (signature.hasRestParameter && isRestParameterIndex(context, signature.parameters.length - 1)) { + // parameter might be a transient symbol generated by use of `arguments` in the function body. var parameter = ts.lastOrUndefined(signature.parameters); - if (!parameter.valueDeclaration.type) { + if (isTransientSymbol(parameter) || !ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) { var contextualParameterType = getTypeOfSymbol(ts.lastOrUndefined(context.parameters)); - assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper); + assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType); } } } // When contextual typing assigns a type to a parameter that contains a binding pattern, we also need to push // the destructured type into the contained binding elements. - function assignBindingElementTypes(node) { - if (ts.isBindingPattern(node.name)) { - for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - if (element.name.kind === 70 /* Identifier */) { - getSymbolLinks(getSymbolOfNode(element)).type = getTypeForBindingElement(element); - } - assignBindingElementTypes(element); + function assignBindingElementTypes(pattern) { + for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + if (element.name.kind === 71 /* Identifier */) { + getSymbolLinks(getSymbolOfNode(element)).type = getTypeForBindingElement(element); + } + else { + assignBindingElementTypes(element.name); } } } } - function assignTypeToParameterAndFixTypeParameters(parameter, contextualType, mapper) { + function assignTypeToParameterAndFixTypeParameters(parameter, contextualType) { var links = getSymbolLinks(parameter); if (!links.type) { - links.type = instantiateType(contextualType, mapper); - // if inference didn't come up with anything but {}, fall back to the binding pattern if present. - if (links.type === emptyObjectType && - (parameter.valueDeclaration.name.kind === 172 /* ObjectBindingPattern */ || - parameter.valueDeclaration.name.kind === 173 /* ArrayBindingPattern */)) { - links.type = getTypeFromBindingPattern(parameter.valueDeclaration.name); - } - assignBindingElementTypes(parameter.valueDeclaration); - } - else if (isInferentialContext(mapper)) { - // Even if the parameter already has a type, it might be because it was given a type while - // processing the function as an argument to a prior signature during overload resolution. - // If this was the case, it may have caused some type parameters to be fixed. So here, - // we need to ensure that type parameters at the same positions get fixed again. This is - // done by calling instantiateType to attach the mapper to the contextualType, and then - // calling inferTypes to force a walk of contextualType so that all the correct fixing - // happens. The choice to pass in links.type may seem kind of arbitrary, but it serves - // to make sure that all the correct positions in contextualType are reached by the walk. - // Here is an example: - // - // interface Base { - // baseProp; - // } - // interface Derived extends Base { - // toBase(): Base; - // } - // - // var derived: Derived; - // - // declare function foo(x: T, func: (p: T) => T): T; - // declare function foo(x: T, func: (p: T) => T): T; - // - // var result = foo(derived, d => d.toBase()); - // - // We are typing d while checking the second overload. But we've already given d - // a type (Derived) from the first overload. However, we still want to fix the - // T in the second overload so that we do not infer Base as a candidate for T - // (inferring Base would make type argument inference inconsistent between the two - // overloads). - inferTypesWithContext(mapper.context, links.type, instantiateType(contextualType, mapper)); + links.type = contextualType; + var decl = parameter.valueDeclaration; + if (decl.name.kind !== 71 /* Identifier */) { + // if inference didn't come up with anything but {}, fall back to the binding pattern if present. + if (links.type === emptyObjectType) { + links.type = getTypeFromBindingPattern(decl.name); + } + assignBindingElementTypes(decl.name); + } } } - function getReturnTypeFromJSDocComment(func) { - var returnTag = ts.getJSDocReturnTag(func); - if (returnTag && returnTag.typeExpression) { - return getTypeFromTypeNode(returnTag.typeExpression.type); - } - return undefined; - } function createPromiseType(promisedType) { // creates a `Promise` type where `T` is the promisedType argument - var globalPromiseType = getGlobalPromiseType(); + var globalPromiseType = getGlobalPromiseType(/*reportErrors*/ true); if (globalPromiseType !== emptyGenericType) { // if the promised type is itself a promise, get the underlying type; otherwise, fallback to the promised type - promisedType = getAwaitedType(promisedType); + promisedType = getAwaitedType(promisedType) || emptyObjectType; return createTypeReference(globalPromiseType, [promisedType]); } return emptyObjectType; @@ -37020,56 +39198,70 @@ var ts; function createPromiseReturnType(func, promisedType) { var promiseType = createPromiseType(promisedType); if (promiseType === emptyObjectType) { - error(func, ts.Diagnostics.An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option); + error(func, ts.isImportCall(func) ? + ts.Diagnostics.A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option : + ts.Diagnostics.An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option); return unknownType; } + else if (!getGlobalPromiseConstructorSymbol(/*reportErrors*/ true)) { + error(func, ts.isImportCall(func) ? + ts.Diagnostics.A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option : + ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option); + } return promiseType; } - function getReturnTypeFromBody(func, contextualMapper) { + function getReturnTypeFromBody(func, checkMode) { var contextualSignature = getContextualSignatureForFunctionLikeDeclaration(func); if (!func.body) { return unknownType; } - var isAsync = ts.isAsyncFunctionLike(func); + var functionFlags = ts.getFunctionFlags(func); var type; - if (func.body.kind !== 204 /* Block */) { - type = checkExpressionCached(func.body, contextualMapper); - if (isAsync) { + if (func.body.kind !== 207 /* Block */) { + type = checkExpressionCached(func.body, checkMode); + if (functionFlags & 2 /* Async */) { // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body should be unwrapped to its awaited type, which we will wrap in // the native Promise type later in this function. - type = checkAwaitedType(type, func, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + type = checkAwaitedType(type, /*errorNode*/ func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } } else { var types = void 0; - var funcIsGenerator = !!func.asteriskToken; - if (funcIsGenerator) { - types = checkAndAggregateYieldOperandTypes(func, contextualMapper); - if (types.length === 0) { - var iterableIteratorAny = createIterableIteratorType(anyType); - if (compilerOptions.noImplicitAny) { + if (functionFlags & 1 /* Generator */) { + types = ts.concatenate(checkAndAggregateYieldOperandTypes(func, checkMode), checkAndAggregateReturnExpressionTypes(func, checkMode)); + if (!types || types.length === 0) { + var iterableIteratorAny = functionFlags & 2 /* Async */ + ? createAsyncIterableIteratorType(anyType) // AsyncGenerator function + : createIterableIteratorType(anyType); // Generator function + if (noImplicitAny) { error(func.asteriskToken, ts.Diagnostics.Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type, typeToString(iterableIteratorAny)); } return iterableIteratorAny; } } else { - types = checkAndAggregateReturnExpressionTypes(func, contextualMapper); + types = checkAndAggregateReturnExpressionTypes(func, checkMode); if (!types) { // For an async function, the return type will not be never, but rather a Promise for never. - return isAsync ? createPromiseReturnType(func, neverType) : neverType; + return functionFlags & 2 /* Async */ + ? createPromiseReturnType(func, neverType) // Async function + : neverType; // Normal function } if (types.length === 0) { // For an async function, the return type will not be void, but rather a Promise for void. - return isAsync ? createPromiseReturnType(func, voidType) : voidType; + return functionFlags & 2 /* Async */ + ? createPromiseReturnType(func, voidType) // Async function + : voidType; // Normal function } } // Return a union of the return expression types. type = getUnionType(types, /*subtypeReduction*/ true); - if (funcIsGenerator) { - type = createIterableIteratorType(type); + if (functionFlags & 1 /* Generator */) { + type = functionFlags & 2 /* Async */ + ? createAsyncIterableIteratorType(type) // AsyncGenerator function + : createIterableIteratorType(type); // Generator function } } if (!contextualSignature) { @@ -37084,21 +39276,27 @@ var ts; // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body is awaited type of the body, wrapped in a native Promise type. - return isAsync ? createPromiseReturnType(func, widenedType) : widenedType; + return (functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */ + ? createPromiseReturnType(func, widenedType) // Async function + : widenedType; // Generator function, AsyncGenerator function, or normal function } - function checkAndAggregateYieldOperandTypes(func, contextualMapper) { + function checkAndAggregateYieldOperandTypes(func, checkMode) { var aggregatedTypes = []; + var functionFlags = ts.getFunctionFlags(func); ts.forEachYieldExpression(func.body, function (yieldExpression) { var expr = yieldExpression.expression; if (expr) { - var type = checkExpressionCached(expr, contextualMapper); + var type = checkExpressionCached(expr, checkMode); if (yieldExpression.asteriskToken) { // A yield* expression effectively yields everything that its operand yields - type = checkElementTypeOfIterable(type, yieldExpression.expression); + type = checkIteratedTypeOrElementType(type, yieldExpression.expression, /*allowStringInput*/ false, (functionFlags & 2 /* Async */) !== 0); } - if (!ts.contains(aggregatedTypes, type)) { - aggregatedTypes.push(type); + if (functionFlags & 2 /* Async */) { + type = checkAwaitedType(type, expr, yieldExpression.asteriskToken + ? ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member + : ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } + ts.pushIfUnique(aggregatedTypes, type); } }); return aggregatedTypes; @@ -37122,46 +39320,42 @@ var ts; return false; } var lastStatement = ts.lastOrUndefined(func.body.statements); - if (lastStatement && lastStatement.kind === 218 /* SwitchStatement */ && isExhaustiveSwitchStatement(lastStatement)) { + if (lastStatement && lastStatement.kind === 221 /* SwitchStatement */ && isExhaustiveSwitchStatement(lastStatement)) { return false; } return true; } - function checkAndAggregateReturnExpressionTypes(func, contextualMapper) { - var isAsync = ts.isAsyncFunctionLike(func); + function checkAndAggregateReturnExpressionTypes(func, checkMode) { + var functionFlags = ts.getFunctionFlags(func); var aggregatedTypes = []; var hasReturnWithNoExpression = functionHasImplicitReturn(func); var hasReturnOfTypeNever = false; ts.forEachReturnStatement(func.body, function (returnStatement) { var expr = returnStatement.expression; if (expr) { - var type = checkExpressionCached(expr, contextualMapper); - if (isAsync) { + var type = checkExpressionCached(expr, checkMode); + if (functionFlags & 2 /* Async */) { // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body should be unwrapped to its awaited type, which should be wrapped in // the native Promise type by the caller. - type = checkAwaitedType(type, func, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + type = checkAwaitedType(type, func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } if (type.flags & 8192 /* Never */) { hasReturnOfTypeNever = true; } - else if (!ts.contains(aggregatedTypes, type)) { - aggregatedTypes.push(type); - } + ts.pushIfUnique(aggregatedTypes, type); } else { hasReturnWithNoExpression = true; } }); if (aggregatedTypes.length === 0 && !hasReturnWithNoExpression && (hasReturnOfTypeNever || - func.kind === 184 /* FunctionExpression */ || func.kind === 185 /* ArrowFunction */)) { + func.kind === 186 /* FunctionExpression */ || func.kind === 187 /* ArrowFunction */)) { return undefined; } if (strictNullChecks && aggregatedTypes.length && hasReturnWithNoExpression) { - if (!ts.contains(aggregatedTypes, undefinedType)) { - aggregatedTypes.push(undefinedType); - } + ts.pushIfUnique(aggregatedTypes, undefinedType); } return aggregatedTypes; } @@ -37184,21 +39378,21 @@ var ts; } // If all we have is a function signature, or an arrow function with an expression body, then there is nothing to check. // also if HasImplicitReturn flag is not set this means that all codepaths in function body end with return or throw - if (ts.nodeIsMissing(func.body) || func.body.kind !== 204 /* Block */ || !functionHasImplicitReturn(func)) { + if (ts.nodeIsMissing(func.body) || func.body.kind !== 207 /* Block */ || !functionHasImplicitReturn(func)) { return; } var hasExplicitReturn = func.flags & 256 /* HasExplicitReturn */; if (returnType && returnType.flags & 8192 /* Never */) { - error(func.type, ts.Diagnostics.A_function_returning_never_cannot_have_a_reachable_end_point); + error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_returning_never_cannot_have_a_reachable_end_point); } else if (returnType && !hasExplicitReturn) { // minimal check: function has syntactic return type annotation and no explicit return statements in the body // this function does not conform to the specification. // NOTE: having returnType !== undefined is a precondition for entering this branch so func.type will always be present - error(func.type, ts.Diagnostics.A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value); + error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value); } else if (returnType && strictNullChecks && !isTypeAssignableTo(undefinedType, returnType)) { - error(func.type, ts.Diagnostics.Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined); + error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined); } else if (compilerOptions.noImplicitReturns) { if (!returnType) { @@ -37213,70 +39407,74 @@ var ts; return; } } - error(func.type || func, ts.Diagnostics.Not_all_code_paths_return_a_value); + error(ts.getEffectiveReturnTypeNode(func) || func, ts.Diagnostics.Not_all_code_paths_return_a_value); } } - function checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); - // Grammar checking - var hasGrammarError = checkGrammarFunctionLikeDeclaration(node); - if (!hasGrammarError && node.kind === 184 /* FunctionExpression */) { - checkGrammarForGenerator(node); - } + function checkFunctionExpressionOrObjectLiteralMethod(node, checkMode) { + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); // The identityMapper object is used to indicate that function expressions are wildcards - if (contextualMapper === identityMapper && isContextSensitive(node)) { + if (checkMode === 1 /* SkipContextSensitive */ && isContextSensitive(node)) { checkNodeDeferred(node); return anyFunctionType; } + // Grammar checking + var hasGrammarError = checkGrammarFunctionLikeDeclaration(node); + if (!hasGrammarError && node.kind === 186 /* FunctionExpression */) { + checkGrammarForGenerator(node); + } var links = getNodeLinks(node); var type = getTypeOfSymbol(node.symbol); - var contextSensitive = isContextSensitive(node); - var mightFixTypeParameters = contextSensitive && isInferentialContext(contextualMapper); // Check if function expression is contextually typed and assign parameter types if so. - // See the comment in assignTypeToParameterAndFixTypeParameters to understand why we need to - // check mightFixTypeParameters. - if (mightFixTypeParameters || !(links.flags & 1024 /* ContextChecked */)) { + if (!(links.flags & 1024 /* ContextChecked */)) { var contextualSignature = getContextualSignature(node); // If a type check is started at a function expression that is an argument of a function call, obtaining the // contextual type may recursively get back to here during overload resolution of the call. If so, we will have // already assigned contextual types. - var contextChecked = !!(links.flags & 1024 /* ContextChecked */); - if (mightFixTypeParameters || !contextChecked) { + if (!(links.flags & 1024 /* ContextChecked */)) { links.flags |= 1024 /* ContextChecked */; if (contextualSignature) { var signature = getSignaturesOfType(type, 0 /* Call */)[0]; - if (contextSensitive) { - assignContextualParameterTypes(signature, contextualSignature, contextualMapper || identityMapper); + if (isContextSensitive(node)) { + var contextualMapper = getContextualMapper(node); + if (checkMode === 2 /* Inferential */) { + inferFromAnnotatedParameters(signature, contextualSignature, contextualMapper); + } + var instantiatedContextualSignature = contextualMapper === identityMapper ? + contextualSignature : instantiateSignature(contextualSignature, contextualMapper); + assignContextualParameterTypes(signature, instantiatedContextualSignature); } - if (mightFixTypeParameters || !node.type && !signature.resolvedReturnType) { - var returnType = getReturnTypeFromBody(node, contextualMapper); + if (!ts.getEffectiveReturnTypeNode(node) && !signature.resolvedReturnType) { + var returnType = getReturnTypeFromBody(node, checkMode); if (!signature.resolvedReturnType) { signature.resolvedReturnType = returnType; } } } - if (!contextChecked) { - checkSignatureDeclaration(node); - checkNodeDeferred(node); - } + checkSignatureDeclaration(node); + checkNodeDeferred(node); } } - if (produceDiagnostics && node.kind !== 149 /* MethodDeclaration */) { + if (produceDiagnostics && node.kind !== 151 /* MethodDeclaration */) { checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); } return type; } function checkFunctionExpressionOrObjectLiteralMethodDeferred(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); - var isAsync = ts.isAsyncFunctionLike(node); - var returnOrPromisedType = node.type && (isAsync ? checkAsyncFunctionReturnType(node) : getTypeFromTypeNode(node.type)); - if (!node.asteriskToken) { + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + var functionFlags = ts.getFunctionFlags(node); + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + var returnOrPromisedType = returnTypeNode && + ((functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */ ? + checkAsyncFunctionReturnType(node) : // Async function + getTypeFromTypeNode(returnTypeNode)); // AsyncGenerator function, Generator function, or normal function + if ((functionFlags & 1 /* Generator */) === 0) { // return is not necessary in the body of generators checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType); } if (node.body) { - if (!node.type) { + if (!returnTypeNode) { // There are some checks that are only performed in getReturnTypeFromBody, that may produce errors // we need. An example is the noImplicitAny errors resulting from widening the return expression // of a function. Because checking of function expression bodies is deferred, there was never an @@ -37284,7 +39482,7 @@ var ts; // checkFunctionExpressionBodies). So it must be done now. getReturnTypeOfSignature(getSignatureFromDeclaration(node)); } - if (node.body.kind === 204 /* Block */) { + if (node.body.kind === 207 /* Block */) { checkSourceElement(node.body); } else { @@ -37295,8 +39493,8 @@ var ts; // its return type annotation. var exprType = checkExpression(node.body); if (returnOrPromisedType) { - if (isAsync) { - var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member); + if ((functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */) { + var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); checkTypeAssignableTo(awaitedType, returnOrPromisedType, node.body); } else { @@ -37308,7 +39506,7 @@ var ts; } } function checkArithmeticOperandType(operand, type, diagnostic) { - if (!isTypeAnyOrAllConstituentTypesHaveKind(type, 340 /* NumberLike */)) { + if (!isTypeAssignableToKind(type, 84 /* NumberLike */)) { error(operand, diagnostic); return false; } @@ -37321,22 +39519,23 @@ var ts; // Get accessors without matching set accessors // Enum members // Unions and intersections of the above (unions and intersections eagerly set isReadonly on creation) - return symbol.isReadonly || - symbol.flags & 4 /* Property */ && (getDeclarationModifierFlagsFromSymbol(symbol) & 64 /* Readonly */) !== 0 || - symbol.flags & 3 /* Variable */ && (getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */) !== 0 || + return !!(ts.getCheckFlags(symbol) & 8 /* Readonly */ || + symbol.flags & 4 /* Property */ && ts.getDeclarationModifierFlagsFromSymbol(symbol) & 64 /* Readonly */ || + symbol.flags & 3 /* Variable */ && getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */ || symbol.flags & 98304 /* Accessor */ && !(symbol.flags & 65536 /* SetAccessor */) || - (symbol.flags & 8 /* EnumMember */) !== 0; + symbol.flags & 8 /* EnumMember */); } function isReferenceToReadonlyEntity(expr, symbol) { if (isReadonlySymbol(symbol)) { // Allow assignments to readonly properties within constructors of the same class declaration. if (symbol.flags & 4 /* Property */ && - (expr.kind === 177 /* PropertyAccessExpression */ || expr.kind === 178 /* ElementAccessExpression */) && - expr.expression.kind === 98 /* ThisKeyword */) { + (expr.kind === 179 /* PropertyAccessExpression */ || expr.kind === 180 /* ElementAccessExpression */) && + expr.expression.kind === 99 /* ThisKeyword */) { // Look for if this is the constructor for the class that `symbol` is a property of. var func = ts.getContainingFunction(expr); - if (!(func && func.kind === 150 /* Constructor */)) + if (!(func && func.kind === 152 /* Constructor */)) { return true; + } // If func.parent is a class and symbol is a (readonly) property of that class, or // if func is a constructor and symbol is a (readonly) parameter property declared in it, // then symbol is writeable here. @@ -37347,13 +39546,13 @@ var ts; return false; } function isReferenceThroughNamespaceImport(expr) { - if (expr.kind === 177 /* PropertyAccessExpression */ || expr.kind === 178 /* ElementAccessExpression */) { + if (expr.kind === 179 /* PropertyAccessExpression */ || expr.kind === 180 /* ElementAccessExpression */) { var node = ts.skipParentheses(expr.expression); - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { var symbol = getNodeLinks(node).resolvedSymbol; - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { var declaration = getDeclarationOfAliasSymbol(symbol); - return declaration && declaration.kind === 237 /* NamespaceImport */; + return declaration && declaration.kind === 240 /* NamespaceImport */; } } } @@ -37361,8 +39560,8 @@ var ts; } function checkReferenceExpression(expr, invalidReferenceMessage) { // References are combinations of identifiers, parentheses, and property accesses. - var node = ts.skipParentheses(expr); - if (node.kind !== 70 /* Identifier */ && node.kind !== 177 /* PropertyAccessExpression */ && node.kind !== 178 /* ElementAccessExpression */) { + var node = ts.skipOuterExpressions(expr, 2 /* Assertions */ | 1 /* Parentheses */); + if (node.kind !== 71 /* Identifier */ && node.kind !== 179 /* PropertyAccessExpression */ && node.kind !== 180 /* ElementAccessExpression */) { error(expr, invalidReferenceMessage); return false; } @@ -37370,11 +39569,21 @@ var ts; } function checkDeleteExpression(node) { checkExpression(node.expression); + var expr = ts.skipParentheses(node.expression); + if (expr.kind !== 179 /* PropertyAccessExpression */ && expr.kind !== 180 /* ElementAccessExpression */) { + error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_must_be_a_property_reference); + return booleanType; + } + var links = getNodeLinks(expr); + var symbol = getExportSymbolOfValueSymbolIfExported(links.resolvedSymbol); + if (symbol && isReadonlySymbol(symbol)) { + error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_cannot_be_a_read_only_property); + } return booleanType; } function checkTypeOfExpression(node) { checkExpression(node.expression); - return stringType; + return typeofType; } function checkVoidExpression(node) { checkExpression(node.expression); @@ -37391,32 +39600,38 @@ var ts; } } var operandType = checkExpression(node.expression); - return checkAwaitedType(operandType, node); + return checkAwaitedType(operandType, node, ts.Diagnostics.Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } function checkPrefixUnaryExpression(node) { var operandType = checkExpression(node.operand); if (operandType === silentNeverType) { return silentNeverType; } - if (node.operator === 37 /* MinusToken */ && node.operand.kind === 8 /* NumericLiteral */) { - return getFreshTypeOfLiteralType(getLiteralTypeForText(64 /* NumberLiteral */, "" + -node.operand.text)); + if (node.operand.kind === 8 /* NumericLiteral */) { + if (node.operator === 38 /* MinusToken */) { + return getFreshTypeOfLiteralType(getLiteralType(-node.operand.text)); + } + else if (node.operator === 37 /* PlusToken */) { + return getFreshTypeOfLiteralType(getLiteralType(+node.operand.text)); + } } switch (node.operator) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + checkNonNullType(operandType, node.operand); if (maybeTypeOfKind(operandType, 512 /* ESSymbol */)) { error(node.operand, ts.Diagnostics.The_0_operator_cannot_be_applied_to_type_symbol, ts.tokenToString(node.operator)); } return numberType; - case 50 /* ExclamationToken */: + case 51 /* ExclamationToken */: var facts = getTypeFacts(operandType) & (1048576 /* Truthy */ | 2097152 /* Falsy */); return facts === 1048576 /* Truthy */ ? falseType : facts === 2097152 /* Falsy */ ? trueType : booleanType; - case 42 /* PlusPlusToken */: - case 43 /* MinusMinusToken */: - var ok = checkArithmeticOperandType(node.operand, getNonNullableType(operandType), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); + case 43 /* PlusPlusToken */: + case 44 /* MinusMinusToken */: + var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); if (ok) { // run check only if former checks succeeded to avoid reporting cascading errors checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access); @@ -37430,7 +39645,7 @@ var ts; if (operandType === silentNeverType) { return silentNeverType; } - var ok = checkArithmeticOperandType(node.operand, getNonNullableType(operandType), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); + var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); if (ok) { // run check only if former checks succeeded to avoid reporting cascading errors checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access); @@ -37445,8 +39660,8 @@ var ts; } if (type.flags & 196608 /* UnionOrIntersection */) { var types = type.types; - for (var _i = 0, types_15 = types; _i < types_15.length; _i++) { - var t = types_15[_i]; + for (var _i = 0, types_18 = types; _i < types_18.length; _i++) { + var t = types_18[_i]; if (maybeTypeOfKind(t, kind)) { return true; } @@ -37454,33 +39669,22 @@ var ts; } return false; } - // Return true if type is of the given kind. A union type is of a given kind if all constituent types - // are of the given kind. An intersection type is of a given kind if at least one constituent type is - // of the given kind. - function isTypeOfKind(type, kind) { - if (type.flags & kind) { - return true; - } - if (type.flags & 65536 /* Union */) { - var types = type.types; - for (var _i = 0, types_16 = types; _i < types_16.length; _i++) { - var t = types_16[_i]; - if (!isTypeOfKind(t, kind)) { - return false; - } - } + function isTypeAssignableToKind(source, kind, strict) { + if (source.flags & kind) { return true; } - if (type.flags & 131072 /* Intersection */) { - var types = type.types; - for (var _a = 0, types_17 = types; _a < types_17.length; _a++) { - var t = types_17[_a]; - if (isTypeOfKind(t, kind)) { - return true; - } - } + if (strict && source.flags & (1 /* Any */ | 1024 /* Void */ | 2048 /* Undefined */ | 4096 /* Null */)) { + return false; } - return false; + return (kind & 84 /* NumberLike */ && isTypeAssignableTo(source, numberType)) || + (kind & 262178 /* StringLike */ && isTypeAssignableTo(source, stringType)) || + (kind & 136 /* BooleanLike */ && isTypeAssignableTo(source, booleanType)) || + (kind & 1024 /* Void */ && isTypeAssignableTo(source, voidType)) || + (kind & 8192 /* Never */ && isTypeAssignableTo(source, neverType)) || + (kind & 4096 /* Null */ && isTypeAssignableTo(source, nullType)) || + (kind & 2048 /* Undefined */ && isTypeAssignableTo(source, undefinedType)) || + (kind & 512 /* ESSymbol */ && isTypeAssignableTo(source, esSymbolType)) || + (kind & 16777216 /* NonPrimitive */ && isTypeAssignableTo(source, nonPrimitiveType)); } function isConstEnumObjectType(type) { return getObjectFlags(type) & 16 /* Anonymous */ && type.symbol && isConstEnumSymbol(type.symbol); @@ -37494,14 +39698,17 @@ var ts; } // TypeScript 1.0 spec (April 2014): 4.15.4 // The instanceof operator requires the left operand to be of type Any, an object type, or a type parameter type, - // and the right operand to be of type Any or a subtype of the 'Function' interface type. + // and the right operand to be of type Any, a subtype of the 'Function' interface type, or have a call or construct signature. // The result is always of the Boolean primitive type. // NOTE: do not raise error if leftType is unknown as related error was already reported - if (isTypeOfKind(leftType, 8190 /* Primitive */)) { + if (!isTypeAny(leftType) && isTypeAssignableToKind(leftType, 8190 /* Primitive */)) { error(left, ts.Diagnostics.The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter); } // NOTE: do not raise error if right is unknown as related error was already reported - if (!(isTypeAny(rightType) || isTypeSubtypeOf(rightType, globalFunctionType))) { + if (!(isTypeAny(rightType) || + getSignaturesOfType(rightType, 0 /* Call */).length || + getSignaturesOfType(rightType, 1 /* Construct */).length || + isTypeSubtypeOf(rightType, globalFunctionType))) { error(right, ts.Diagnostics.The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type); } return booleanType; @@ -37510,44 +39717,46 @@ var ts; if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); // TypeScript 1.0 spec (April 2014): 4.15.5 // The in operator requires the left operand to be of type Any, the String primitive type, or the Number primitive type, // and the right operand to be of type Any, an object type, or a type parameter type. // The result is always of the Boolean primitive type. - if (!(isTypeComparableTo(leftType, stringType) || isTypeOfKind(leftType, 340 /* NumberLike */ | 512 /* ESSymbol */))) { + if (!(isTypeComparableTo(leftType, stringType) || isTypeAssignableToKind(leftType, 84 /* NumberLike */ | 512 /* ESSymbol */))) { error(left, ts.Diagnostics.The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol); } - if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 540672 /* TypeVariable */)) { + if (!isTypeAssignableToKind(rightType, 16777216 /* NonPrimitive */ | 540672 /* TypeVariable */)) { error(right, ts.Diagnostics.The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter); } return booleanType; } function checkObjectLiteralAssignment(node, sourceType) { var properties = node.properties; - for (var _i = 0, properties_6 = properties; _i < properties_6.length; _i++) { - var p = properties_6[_i]; + for (var _i = 0, properties_7 = properties; _i < properties_7.length; _i++) { + var p = properties_7[_i]; checkObjectLiteralDestructuringPropertyAssignment(sourceType, p, properties); } return sourceType; } /** Note: If property cannot be a SpreadAssignment, then allProperties does not need to be provided */ function checkObjectLiteralDestructuringPropertyAssignment(objectLiteralType, property, allProperties) { - if (property.kind === 257 /* PropertyAssignment */ || property.kind === 258 /* ShorthandPropertyAssignment */) { - var name_20 = property.name; - if (name_20.kind === 142 /* ComputedPropertyName */) { - checkComputedPropertyName(name_20); + if (property.kind === 261 /* PropertyAssignment */ || property.kind === 262 /* ShorthandPropertyAssignment */) { + var name = property.name; + if (name.kind === 144 /* ComputedPropertyName */) { + checkComputedPropertyName(name); } - if (isComputedNonLiteralName(name_20)) { + if (isComputedNonLiteralName(name)) { return undefined; } - var text = ts.getTextOfPropertyName(name_20); + var text = ts.getTextOfPropertyName(name); var type = isTypeAny(objectLiteralType) ? objectLiteralType : getTypeOfPropertyOfType(objectLiteralType, text) || isNumericLiteralName(text) && getIndexTypeOfType(objectLiteralType, 1 /* Number */) || getIndexTypeOfType(objectLiteralType, 0 /* String */); if (type) { - if (property.kind === 258 /* ShorthandPropertyAssignment */) { + if (property.kind === 262 /* ShorthandPropertyAssignment */) { return checkDestructuringAssignment(property, type); } else { @@ -37556,10 +39765,10 @@ var ts; } } else { - error(name_20, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(objectLiteralType), ts.declarationNameToString(name_20)); + error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(objectLiteralType), ts.declarationNameToString(name)); } } - else if (property.kind === 259 /* SpreadAssignment */) { + else if (property.kind === 263 /* SpreadAssignment */) { if (languageVersion < 5 /* ESNext */) { checkExternalEmitHelpers(property, 4 /* Rest */); } @@ -37576,22 +39785,25 @@ var ts; error(property, ts.Diagnostics.Property_assignment_expected); } } - function checkArrayLiteralAssignment(node, sourceType, contextualMapper) { + function checkArrayLiteralAssignment(node, sourceType, checkMode) { + if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 512 /* Read */); + } // This elementType will be used if the specific property corresponding to this index is not // present (aka the tuple element property). This call also checks that the parentType is in // fact an iterable or array (depending on target language). - var elementType = checkIteratedTypeOrElementType(sourceType, node, /*allowStringInput*/ false) || unknownType; + var elementType = checkIteratedTypeOrElementType(sourceType, node, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType; var elements = node.elements; for (var i = 0; i < elements.length; i++) { - checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, contextualMapper); + checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, checkMode); } return sourceType; } - function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, contextualMapper) { + function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, checkMode) { var elements = node.elements; var element = elements[elementIndex]; - if (element.kind !== 198 /* OmittedExpression */) { - if (element.kind !== 196 /* SpreadElement */) { + if (element.kind !== 200 /* OmittedExpression */) { + if (element.kind !== 198 /* SpreadElement */) { var propName = "" + elementIndex; var type = isTypeAny(sourceType) ? sourceType @@ -37599,7 +39811,7 @@ var ts; ? getTypeOfPropertyOfType(sourceType, propName) : elementType; if (type) { - return checkDestructuringAssignment(element, type, contextualMapper); + return checkDestructuringAssignment(element, type, checkMode); } else { // We still need to check element expression here because we may need to set appropriate flag on the expression @@ -37619,20 +39831,20 @@ var ts; } else { var restExpression = element.expression; - if (restExpression.kind === 192 /* BinaryExpression */ && restExpression.operatorToken.kind === 57 /* EqualsToken */) { + if (restExpression.kind === 194 /* BinaryExpression */ && restExpression.operatorToken.kind === 58 /* EqualsToken */) { error(restExpression.operatorToken, ts.Diagnostics.A_rest_element_cannot_have_an_initializer); } else { - return checkDestructuringAssignment(restExpression, createArrayType(elementType), contextualMapper); + return checkDestructuringAssignment(restExpression, createArrayType(elementType), checkMode); } } } } return undefined; } - function checkDestructuringAssignment(exprOrAssignment, sourceType, contextualMapper) { + function checkDestructuringAssignment(exprOrAssignment, sourceType, checkMode) { var target; - if (exprOrAssignment.kind === 258 /* ShorthandPropertyAssignment */) { + if (exprOrAssignment.kind === 262 /* ShorthandPropertyAssignment */) { var prop = exprOrAssignment; if (prop.objectAssignmentInitializer) { // In strict null checking mode, if a default value of a non-undefined type is specified, remove @@ -37641,28 +39853,28 @@ var ts; !(getFalsyFlags(checkExpression(prop.objectAssignmentInitializer)) & 2048 /* Undefined */)) { sourceType = getTypeWithFacts(sourceType, 131072 /* NEUndefined */); } - checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, contextualMapper); + checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, checkMode); } target = exprOrAssignment.name; } else { target = exprOrAssignment; } - if (target.kind === 192 /* BinaryExpression */ && target.operatorToken.kind === 57 /* EqualsToken */) { - checkBinaryExpression(target, contextualMapper); + if (target.kind === 194 /* BinaryExpression */ && target.operatorToken.kind === 58 /* EqualsToken */) { + checkBinaryExpression(target, checkMode); target = target.left; } - if (target.kind === 176 /* ObjectLiteralExpression */) { + if (target.kind === 178 /* ObjectLiteralExpression */) { return checkObjectLiteralAssignment(target, sourceType); } - if (target.kind === 175 /* ArrayLiteralExpression */) { - return checkArrayLiteralAssignment(target, sourceType, contextualMapper); + if (target.kind === 177 /* ArrayLiteralExpression */) { + return checkArrayLiteralAssignment(target, sourceType, checkMode); } - return checkReferenceAssignment(target, sourceType, contextualMapper); + return checkReferenceAssignment(target, sourceType, checkMode); } - function checkReferenceAssignment(target, sourceType, contextualMapper) { - var targetType = checkExpression(target, contextualMapper); - var error = target.parent.kind === 259 /* SpreadAssignment */ ? + function checkReferenceAssignment(target, sourceType, checkMode) { + var targetType = checkExpression(target, checkMode); + var error = target.parent.kind === 263 /* SpreadAssignment */ ? ts.Diagnostics.The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access : ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access; if (checkReferenceExpression(target, error)) { @@ -37681,52 +39893,52 @@ var ts; function isSideEffectFree(node) { node = ts.skipParentheses(node); switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: case 9 /* StringLiteral */: - case 11 /* RegularExpressionLiteral */: - case 181 /* TaggedTemplateExpression */: - case 194 /* TemplateExpression */: - case 12 /* NoSubstitutionTemplateLiteral */: + case 12 /* RegularExpressionLiteral */: + case 183 /* TaggedTemplateExpression */: + case 196 /* TemplateExpression */: + case 13 /* NoSubstitutionTemplateLiteral */: case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - case 94 /* NullKeyword */: - case 137 /* UndefinedKeyword */: - case 184 /* FunctionExpression */: - case 197 /* ClassExpression */: - case 185 /* ArrowFunction */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 187 /* TypeOfExpression */: - case 201 /* NonNullExpression */: - case 247 /* JsxSelfClosingElement */: - case 246 /* JsxElement */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: + case 95 /* NullKeyword */: + case 139 /* UndefinedKeyword */: + case 186 /* FunctionExpression */: + case 199 /* ClassExpression */: + case 187 /* ArrowFunction */: + case 177 /* ArrayLiteralExpression */: + case 178 /* ObjectLiteralExpression */: + case 189 /* TypeOfExpression */: + case 203 /* NonNullExpression */: + case 250 /* JsxSelfClosingElement */: + case 249 /* JsxElement */: return true; - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return isSideEffectFree(node.whenTrue) && isSideEffectFree(node.whenFalse); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: if (ts.isAssignmentOperator(node.operatorToken.kind)) { return false; } return isSideEffectFree(node.left) && isSideEffectFree(node.right); - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: // Unary operators ~, !, +, and - have no side effects. // The rest do. switch (node.operator) { - case 50 /* ExclamationToken */: - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: + case 51 /* ExclamationToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: return true; } return false; // Some forms listed here for clarity - case 188 /* VoidExpression */: // Explicit opt-out - case 182 /* TypeAssertionExpression */: // Not SEF, but can produce useful type warnings - case 200 /* AsExpression */: // Not SEF, but can produce useful type warnings + case 190 /* VoidExpression */: // Explicit opt-out + case 184 /* TypeAssertionExpression */: // Not SEF, but can produce useful type warnings + case 202 /* AsExpression */: // Not SEF, but can produce useful type warnings default: return false; } @@ -37741,54 +39953,44 @@ var ts; firstAssignableToSecond && !secondAssignableToFirst ? type2 : getUnionType([type1, type2], /*subtypeReduction*/ true); } - function checkBinaryExpression(node, contextualMapper) { - return checkBinaryLikeExpression(node.left, node.operatorToken, node.right, contextualMapper, node); + function checkBinaryExpression(node, checkMode) { + return checkBinaryLikeExpression(node.left, node.operatorToken, node.right, checkMode, node); } - function checkBinaryLikeExpression(left, operatorToken, right, contextualMapper, errorNode) { + function checkBinaryLikeExpression(left, operatorToken, right, checkMode, errorNode) { var operator = operatorToken.kind; - if (operator === 57 /* EqualsToken */ && (left.kind === 176 /* ObjectLiteralExpression */ || left.kind === 175 /* ArrayLiteralExpression */)) { - return checkDestructuringAssignment(left, checkExpression(right, contextualMapper), contextualMapper); + if (operator === 58 /* EqualsToken */ && (left.kind === 178 /* ObjectLiteralExpression */ || left.kind === 177 /* ArrayLiteralExpression */)) { + return checkDestructuringAssignment(left, checkExpression(right, checkMode), checkMode); } - var leftType = checkExpression(left, contextualMapper); - var rightType = checkExpression(right, contextualMapper); + var leftType = checkExpression(left, checkMode); + var rightType = checkExpression(right, checkMode); switch (operator) { - case 38 /* AsteriskToken */: - case 39 /* AsteriskAsteriskToken */: - case 60 /* AsteriskEqualsToken */: - case 61 /* AsteriskAsteriskEqualsToken */: - case 40 /* SlashToken */: - case 62 /* SlashEqualsToken */: - case 41 /* PercentToken */: - case 63 /* PercentEqualsToken */: - case 37 /* MinusToken */: - case 59 /* MinusEqualsToken */: - case 44 /* LessThanLessThanToken */: - case 64 /* LessThanLessThanEqualsToken */: - case 45 /* GreaterThanGreaterThanToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 48 /* BarToken */: - case 68 /* BarEqualsToken */: - case 49 /* CaretToken */: - case 69 /* CaretEqualsToken */: - case 47 /* AmpersandToken */: - case 67 /* AmpersandEqualsToken */: + case 39 /* AsteriskToken */: + case 40 /* AsteriskAsteriskToken */: + case 61 /* AsteriskEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: + case 41 /* SlashToken */: + case 63 /* SlashEqualsToken */: + case 42 /* PercentToken */: + case 64 /* PercentEqualsToken */: + case 38 /* MinusToken */: + case 60 /* MinusEqualsToken */: + case 45 /* LessThanLessThanToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 49 /* BarToken */: + case 69 /* BarEqualsToken */: + case 50 /* CaretToken */: + case 70 /* CaretEqualsToken */: + case 48 /* AmpersandToken */: + case 68 /* AmpersandEqualsToken */: if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } - // TypeScript 1.0 spec (April 2014): 4.19.1 - // These operators require their operands to be of type Any, the Number primitive type, - // or an enum type. Operands of an enum type are treated - // as having the primitive type Number. If one operand is the null or undefined value, - // it is treated as having the type of the other operand. - // The result is always of the Number primitive type. - if (leftType.flags & 6144 /* Nullable */) - leftType = rightType; - if (rightType.flags & 6144 /* Nullable */) - rightType = leftType; - leftType = getNonNullableType(leftType); - rightType = getNonNullableType(rightType); + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); var suggestedOperator = void 0; // if a user tries to apply a bitwise operator to 2 boolean operands // try and return them a helpful suggestion @@ -37806,66 +40008,58 @@ var ts; } } return numberType; - case 36 /* PlusToken */: - case 58 /* PlusEqualsToken */: + case 37 /* PlusToken */: + case 59 /* PlusEqualsToken */: if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } - // TypeScript 1.0 spec (April 2014): 4.19.2 - // The binary + operator requires both operands to be of the Number primitive type or an enum type, - // or at least one of the operands to be of type Any or the String primitive type. - // If one operand is the null or undefined value, it is treated as having the type of the other operand. - if (leftType.flags & 6144 /* Nullable */) - leftType = rightType; - if (rightType.flags & 6144 /* Nullable */) - rightType = leftType; - leftType = getNonNullableType(leftType); - rightType = getNonNullableType(rightType); + if (!isTypeAssignableToKind(leftType, 262178 /* StringLike */) && !isTypeAssignableToKind(rightType, 262178 /* StringLike */)) { + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); + } var resultType = void 0; - if (isTypeOfKind(leftType, 340 /* NumberLike */) && isTypeOfKind(rightType, 340 /* NumberLike */)) { + if (isTypeAssignableToKind(leftType, 84 /* NumberLike */, /*strict*/ true) && isTypeAssignableToKind(rightType, 84 /* NumberLike */, /*strict*/ true)) { // Operands of an enum type are treated as having the primitive type Number. // If both operands are of the Number primitive type, the result is of the Number primitive type. resultType = numberType; } - else { - if (isTypeOfKind(leftType, 262178 /* StringLike */) || isTypeOfKind(rightType, 262178 /* StringLike */)) { - // If one or both operands are of the String primitive type, the result is of the String primitive type. - resultType = stringType; - } - else if (isTypeAny(leftType) || isTypeAny(rightType)) { - // Otherwise, the result is of type Any. - // NOTE: unknown type here denotes error type. Old compiler treated this case as any type so do we. - resultType = leftType === unknownType || rightType === unknownType ? unknownType : anyType; - } - // Symbols are not allowed at all in arithmetic expressions - if (resultType && !checkForDisallowedESSymbolOperand(operator)) { - return resultType; - } + else if (isTypeAssignableToKind(leftType, 262178 /* StringLike */, /*strict*/ true) || isTypeAssignableToKind(rightType, 262178 /* StringLike */, /*strict*/ true)) { + // If one or both operands are of the String primitive type, the result is of the String primitive type. + resultType = stringType; + } + else if (isTypeAny(leftType) || isTypeAny(rightType)) { + // Otherwise, the result is of type Any. + // NOTE: unknown type here denotes error type. Old compiler treated this case as any type so do we. + resultType = leftType === unknownType || rightType === unknownType ? unknownType : anyType; + } + // Symbols are not allowed at all in arithmetic expressions + if (resultType && !checkForDisallowedESSymbolOperand(operator)) { + return resultType; } if (!resultType) { reportOperatorError(); return anyType; } - if (operator === 58 /* PlusEqualsToken */) { + if (operator === 59 /* PlusEqualsToken */) { checkAssignmentOperator(resultType); } return resultType; - case 26 /* LessThanToken */: - case 28 /* GreaterThanToken */: - case 29 /* LessThanEqualsToken */: - case 30 /* GreaterThanEqualsToken */: + case 27 /* LessThanToken */: + case 29 /* GreaterThanToken */: + case 30 /* LessThanEqualsToken */: + case 31 /* GreaterThanEqualsToken */: if (checkForDisallowedESSymbolOperand(operator)) { - leftType = getBaseTypeOfLiteralType(leftType); - rightType = getBaseTypeOfLiteralType(rightType); + leftType = getBaseTypeOfLiteralType(checkNonNullType(leftType, left)); + rightType = getBaseTypeOfLiteralType(checkNonNullType(rightType, right)); if (!isTypeComparableTo(leftType, rightType) && !isTypeComparableTo(rightType, leftType)) { reportOperatorError(); } } return booleanType; - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: var leftIsLiteral = isLiteralType(leftType); var rightIsLiteral = isLiteralType(rightType); if (!leftIsLiteral || !rightIsLiteral) { @@ -37876,27 +40070,30 @@ var ts; reportOperatorError(); } return booleanType; - case 92 /* InstanceOfKeyword */: + case 93 /* InstanceOfKeyword */: return checkInstanceOfExpression(left, right, leftType, rightType); - case 91 /* InKeyword */: + case 92 /* InKeyword */: return checkInExpression(left, right, leftType, rightType); - case 52 /* AmpersandAmpersandToken */: + case 53 /* AmpersandAmpersandToken */: return getTypeFacts(leftType) & 1048576 /* Truthy */ ? - includeFalsyTypes(rightType, getFalsyFlags(strictNullChecks ? leftType : getBaseTypeOfLiteralType(rightType))) : + getUnionType([extractDefinitelyFalsyTypes(strictNullChecks ? leftType : getBaseTypeOfLiteralType(rightType)), rightType]) : leftType; - case 53 /* BarBarToken */: + case 54 /* BarBarToken */: return getTypeFacts(leftType) & 2097152 /* Falsy */ ? getBestChoiceType(removeDefinitelyFalsyTypes(leftType), rightType) : leftType; - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: checkAssignmentOperator(rightType); return getRegularTypeOfObjectLiteral(rightType); - case 25 /* CommaToken */: - if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left)) { + case 26 /* CommaToken */: + if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left) && !isEvalNode(right)) { error(left, ts.Diagnostics.Left_side_of_comma_operator_is_unused_and_has_no_side_effects); } return rightType; } + function isEvalNode(node) { + return node.kind === 71 /* Identifier */ && node.escapedText === "eval"; + } // Return true if there was no error, false if there was an error. function checkForDisallowedESSymbolOperand(operator) { var offendingSymbolOperand = maybeTypeOfKind(leftType, 512 /* ESSymbol */) ? left : @@ -37910,21 +40107,21 @@ var ts; } function getSuggestedBooleanOperator(operator) { switch (operator) { - case 48 /* BarToken */: - case 68 /* BarEqualsToken */: - return 53 /* BarBarToken */; - case 49 /* CaretToken */: - case 69 /* CaretEqualsToken */: - return 34 /* ExclamationEqualsEqualsToken */; - case 47 /* AmpersandToken */: - case 67 /* AmpersandEqualsToken */: - return 52 /* AmpersandAmpersandToken */; + case 49 /* BarToken */: + case 69 /* BarEqualsToken */: + return 54 /* BarBarToken */; + case 50 /* CaretToken */: + case 70 /* CaretEqualsToken */: + return 35 /* ExclamationEqualsEqualsToken */; + case 48 /* AmpersandToken */: + case 68 /* AmpersandEqualsToken */: + return 53 /* AmpersandAmpersandToken */; default: return undefined; } } function checkAssignmentOperator(valueType) { - if (produceDiagnostics && operator >= 57 /* FirstAssignment */ && operator <= 69 /* LastAssignment */) { + if (produceDiagnostics && ts.isAssignmentOperator(operator)) { // TypeScript 1.0 spec (April 2014): 4.17 // An assignment of the form // VarExpr = ValueExpr @@ -37970,23 +40167,44 @@ var ts; var func = ts.getContainingFunction(node); // If the user's code is syntactically correct, the func should always have a star. After all, // we are in a yield context. - if (func && func.asteriskToken) { - var expressionType = checkExpressionCached(node.expression, /*contextualMapper*/ undefined); + var functionFlags = func && ts.getFunctionFlags(func); + if (node.asteriskToken) { + // Async generator functions prior to ESNext require the __await, __asyncDelegator, + // and __asyncValues helpers + if ((functionFlags & 3 /* AsyncGenerator */) === 3 /* AsyncGenerator */ && + languageVersion < 5 /* ESNext */) { + checkExternalEmitHelpers(node, 26624 /* AsyncDelegatorIncludes */); + } + // Generator functions prior to ES2015 require the __values helper + if ((functionFlags & 3 /* AsyncGenerator */) === 1 /* Generator */ && + languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 256 /* Values */); + } + } + if (functionFlags & 1 /* Generator */) { + var expressionType = checkExpressionCached(node.expression); var expressionElementType = void 0; var nodeIsYieldStar = !!node.asteriskToken; if (nodeIsYieldStar) { - expressionElementType = checkElementTypeOfIterable(expressionType, node.expression); + expressionElementType = checkIteratedTypeOrElementType(expressionType, node.expression, /*allowStringInput*/ false, (functionFlags & 2 /* Async */) !== 0); } // There is no point in doing an assignability check if the function // has no explicit return type because the return type is directly computed // from the yield expressions. - if (func.type) { - var signatureElementType = getElementTypeOfIterableIterator(getTypeFromTypeNode(func.type)) || anyType; + var returnType = ts.getEffectiveReturnTypeNode(func); + if (returnType) { + var signatureElementType = getIteratedTypeOfGenerator(getTypeFromTypeNode(returnType), (functionFlags & 2 /* Async */) !== 0) || anyType; if (nodeIsYieldStar) { - checkTypeAssignableTo(expressionElementType, signatureElementType, node.expression, /*headMessage*/ undefined); + checkTypeAssignableTo(functionFlags & 2 /* Async */ + ? getAwaitedType(expressionElementType, node.expression, ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member) + : expressionElementType, signatureElementType, node.expression, + /*headMessage*/ undefined); } else { - checkTypeAssignableTo(expressionType, signatureElementType, node.expression, /*headMessage*/ undefined); + checkTypeAssignableTo(functionFlags & 2 /* Async */ + ? getAwaitedType(expressionType, node.expression, ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member) + : expressionType, signatureElementType, node.expression, + /*headMessage*/ undefined); } } } @@ -37994,27 +40212,12 @@ var ts; // Both yield and yield* expressions have type 'any' return anyType; } - function checkConditionalExpression(node, contextualMapper) { + function checkConditionalExpression(node, checkMode) { checkExpression(node.condition); - var type1 = checkExpression(node.whenTrue, contextualMapper); - var type2 = checkExpression(node.whenFalse, contextualMapper); + var type1 = checkExpression(node.whenTrue, checkMode); + var type2 = checkExpression(node.whenFalse, checkMode); return getBestChoiceType(type1, type2); } - function checkLiteralExpression(node) { - if (node.kind === 8 /* NumericLiteral */) { - checkGrammarNumericLiteral(node); - } - switch (node.kind) { - case 9 /* StringLiteral */: - return getFreshTypeOfLiteralType(getLiteralTypeForText(32 /* StringLiteral */, node.text)); - case 8 /* NumericLiteral */: - return getFreshTypeOfLiteralType(getLiteralTypeForText(64 /* NumberLiteral */, node.text)); - case 100 /* TrueKeyword */: - return trueType; - case 85 /* FalseKeyword */: - return falseType; - } - } function checkTemplateExpression(node) { // We just want to check each expressions, but we are unconcerned with // the type of each expression, as any value may be coerced into a string. @@ -38028,12 +40231,17 @@ var ts; } function checkExpressionWithContextualType(node, contextualType, contextualMapper) { var saveContextualType = node.contextualType; + var saveContextualMapper = node.contextualMapper; node.contextualType = contextualType; - var result = checkExpression(node, contextualMapper); + node.contextualMapper = contextualMapper; + var checkMode = contextualMapper === identityMapper ? 1 /* SkipContextSensitive */ : + contextualMapper ? 2 /* Inferential */ : 0 /* Normal */; + var result = checkExpression(node, checkMode); node.contextualType = saveContextualType; + node.contextualMapper = saveContextualMapper; return result; } - function checkExpressionCached(node, contextualMapper) { + function checkExpressionCached(node, checkMode) { var links = getNodeLinks(node); if (!links.resolvedType) { // When computing a type that we're going to cache, we need to ignore any ongoing control flow @@ -38041,17 +40249,17 @@ var ts; // to the top of the stack ensures all transient types are computed from a known point. var saveFlowLoopStart = flowLoopStart; flowLoopStart = flowLoopCount; - links.resolvedType = checkExpression(node, contextualMapper); + links.resolvedType = checkExpression(node, checkMode); flowLoopStart = saveFlowLoopStart; } return links.resolvedType; } function isTypeAssertion(node) { node = ts.skipParentheses(node); - return node.kind === 182 /* TypeAssertionExpression */ || node.kind === 200 /* AsExpression */; + return node.kind === 184 /* TypeAssertionExpression */ || node.kind === 202 /* AsExpression */; } function checkDeclarationInitializer(declaration) { - var type = checkExpressionCached(declaration.initializer); + var type = getTypeOfExpression(declaration.initializer, /*cache*/ true); return ts.getCombinedNodeFlags(declaration) & 2 /* Const */ || ts.getCombinedModifierFlags(declaration) & 64 /* Readonly */ && !ts.isParameterPropertyDeclaration(declaration) || isTypeAssertion(declaration.initializer) ? type : getWidenedLiteralType(type); @@ -38059,65 +40267,73 @@ var ts; function isLiteralContextualType(contextualType) { if (contextualType) { if (contextualType.flags & 540672 /* TypeVariable */) { - var apparentType = getApparentTypeOfTypeVariable(contextualType); + var constraint = getBaseConstraintOfType(contextualType) || emptyObjectType; // If the type parameter is constrained to the base primitive type we're checking for, // consider this a literal context. For example, given a type parameter 'T extends string', // this causes us to infer string literal types for T. - if (apparentType.flags & (2 /* String */ | 4 /* Number */ | 8 /* Boolean */ | 16 /* Enum */)) { + if (constraint.flags & (2 /* String */ | 4 /* Number */ | 8 /* Boolean */ | 16 /* Enum */)) { return true; } - contextualType = apparentType; + contextualType = constraint; } - return maybeTypeOfKind(contextualType, (480 /* Literal */ | 262144 /* Index */)); + return maybeTypeOfKind(contextualType, (224 /* Literal */ | 262144 /* Index */)); } return false; } - function checkExpressionForMutableLocation(node, contextualMapper) { - var type = checkExpression(node, contextualMapper); - return isTypeAssertion(node) || isLiteralContextualType(getContextualType(node)) ? type : getWidenedLiteralType(type); + function checkExpressionForMutableLocation(node, checkMode, contextualType) { + if (arguments.length === 2) { + contextualType = getContextualType(node); + } + var type = checkExpression(node, checkMode); + var shouldWiden = isTypeAssertion(node) || isLiteralContextualType(contextualType); + return shouldWiden ? type : getWidenedLiteralType(type); } - function checkPropertyAssignment(node, contextualMapper) { + function checkPropertyAssignment(node, checkMode) { // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } - return checkExpressionForMutableLocation(node.initializer, contextualMapper); + return checkExpressionForMutableLocation(node.initializer, checkMode); } - function checkObjectLiteralMethod(node, contextualMapper) { + function checkObjectLiteralMethod(node, checkMode) { // Grammar checking checkGrammarMethod(node); // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } - var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper); - return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper); + var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, checkMode); + return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode); } - function instantiateTypeWithSingleGenericCallSignature(node, type, contextualMapper) { - if (isInferentialContext(contextualMapper)) { + function instantiateTypeWithSingleGenericCallSignature(node, type, checkMode) { + if (checkMode === 2 /* Inferential */) { var signature = getSingleCallSignature(type); if (signature && signature.typeParameters) { var contextualType = getApparentTypeOfContextualType(node); if (contextualType) { - var contextualSignature = getSingleCallSignature(contextualType); + var contextualSignature = getSingleCallSignature(getNonNullableType(contextualType)); if (contextualSignature && !contextualSignature.typeParameters) { - return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper)); + return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, getContextualMapper(node))); } } } } return type; } - // Returns the type of an expression. Unlike checkExpression, this function is simply concerned - // with computing the type and may not fully check all contained sub-expressions for errors. - function getTypeOfExpression(node) { + /** + * Returns the type of an expression. Unlike checkExpression, this function is simply concerned + * with computing the type and may not fully check all contained sub-expressions for errors. + * A cache argument of true indicates that if the function performs a full type check, it is ok + * to cache the result. + */ + function getTypeOfExpression(node, cache) { // Optimize for the common case of a call to a function with a single non-generic call // signature where we can just fetch the return type without checking the arguments. - if (node.kind === 179 /* CallExpression */ && node.expression.kind !== 96 /* SuperKeyword */) { + if (node.kind === 181 /* CallExpression */ && node.expression.kind !== 97 /* SuperKeyword */ && !ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { var funcType = checkNonNullExpression(node.expression); var signature = getSingleCallSignature(funcType); if (signature && !signature.typeParameters) { @@ -38127,7 +40343,21 @@ var ts; // Otherwise simply call checkExpression. Ideally, the entire family of checkXXX functions // should have a parameter that indicates whether full error checking is required such that // we can perform the optimizations locally. - return checkExpression(node); + return cache ? checkExpressionCached(node) : checkExpression(node); + } + /** + * Returns the type of an expression. Unlike checkExpression, this function is simply concerned + * with computing the type and may not fully check all contained sub-expressions for errors. + * It is intended for uses where you know there is no contextual type, + * and requesting the contextual type might cause a circularity or other bad behaviour. + * It sets the contextual type of the node to any before calling getTypeOfExpression. + */ + function getContextFreeTypeOfExpression(node) { + var saveContextualType = node.contextualType; + node.contextualType = anyType; + var type = getTypeOfExpression(node); + node.contextualType = saveContextualType; + return type; } // Checks an expression and returns its type. The contextualMapper parameter serves two purposes: When // contextualMapper is not undefined and not equal to the identityMapper function object it indicates that the @@ -38136,104 +40366,122 @@ var ts; // object, it serves as an indicator that all contained function and arrow expressions should be considered to // have the wildcard function type; this form of type check is used during overload resolution to exclude // contextually typed function and arrow expressions in the initial phase. - function checkExpression(node, contextualMapper) { + function checkExpression(node, checkMode) { var type; - if (node.kind === 141 /* QualifiedName */) { + if (node.kind === 143 /* QualifiedName */) { type = checkQualifiedName(node); } else { - var uninstantiatedType = checkExpressionWorker(node, contextualMapper); - type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper); + var uninstantiatedType = checkExpressionWorker(node, checkMode); + type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode); } if (isConstEnumObjectType(type)) { // enum object type for const enums are only permitted in: // - 'left' in property access // - 'object' in indexed access // - target in rhs of import statement - var ok = (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.expression === node) || - (node.parent.kind === 178 /* ElementAccessExpression */ && node.parent.expression === node) || - ((node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */) && isInRightSideOfImportOrExportAssignment(node)); + var ok = (node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.expression === node) || + (node.parent.kind === 180 /* ElementAccessExpression */ && node.parent.expression === node) || + ((node.kind === 71 /* Identifier */ || node.kind === 143 /* QualifiedName */) && isInRightSideOfImportOrExportAssignment(node)); if (!ok) { error(node, ts.Diagnostics.const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment); } } return type; } - function checkExpressionWorker(node, contextualMapper) { + function checkParenthesizedExpression(node, checkMode) { + var tag = ts.isInJavaScriptFile(node) ? ts.getJSDocTypeTag(node) : undefined; + if (tag) { + return checkAssertionWorker(tag, tag.typeExpression.type, node.expression, checkMode); + } + return checkExpression(node.expression, checkMode); + } + function checkExpressionWorker(node, checkMode) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return checkIdentifier(node); - case 98 /* ThisKeyword */: + case 99 /* ThisKeyword */: return checkThisExpression(node); - case 96 /* SuperKeyword */: + case 97 /* SuperKeyword */: return checkSuperExpression(node); - case 94 /* NullKeyword */: + case 95 /* NullKeyword */: return nullWideningType; + case 13 /* NoSubstitutionTemplateLiteral */: case 9 /* StringLiteral */: + return getFreshTypeOfLiteralType(getLiteralType(node.text)); case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - return checkLiteralExpression(node); - case 194 /* TemplateExpression */: + checkGrammarNumericLiteral(node); + return getFreshTypeOfLiteralType(getLiteralType(+node.text)); + case 101 /* TrueKeyword */: + return trueType; + case 86 /* FalseKeyword */: + return falseType; + case 196 /* TemplateExpression */: return checkTemplateExpression(node); - case 12 /* NoSubstitutionTemplateLiteral */: - return stringType; - case 11 /* RegularExpressionLiteral */: + case 12 /* RegularExpressionLiteral */: return globalRegExpType; - case 175 /* ArrayLiteralExpression */: - return checkArrayLiteral(node, contextualMapper); - case 176 /* ObjectLiteralExpression */: - return checkObjectLiteral(node, contextualMapper); - case 177 /* PropertyAccessExpression */: + case 177 /* ArrayLiteralExpression */: + return checkArrayLiteral(node, checkMode); + case 178 /* ObjectLiteralExpression */: + return checkObjectLiteral(node, checkMode); + case 179 /* PropertyAccessExpression */: return checkPropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: + case 180 /* ElementAccessExpression */: return checkIndexedAccess(node); - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 181 /* CallExpression */: + if (node.expression.kind === 91 /* ImportKeyword */) { + return checkImportCallExpression(node); + } + /* falls through */ + case 182 /* NewExpression */: return checkCallExpression(node); - case 181 /* TaggedTemplateExpression */: + case 183 /* TaggedTemplateExpression */: return checkTaggedTemplateExpression(node); - case 183 /* ParenthesizedExpression */: - return checkExpression(node.expression, contextualMapper); - case 197 /* ClassExpression */: + case 185 /* ParenthesizedExpression */: + return checkParenthesizedExpression(node, checkMode); + case 199 /* ClassExpression */: return checkClassExpression(node); - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - return checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper); - case 187 /* TypeOfExpression */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return checkFunctionExpressionOrObjectLiteralMethod(node, checkMode); + case 189 /* TypeOfExpression */: return checkTypeOfExpression(node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: return checkAssertion(node); - case 201 /* NonNullExpression */: + case 203 /* NonNullExpression */: return checkNonNullAssertion(node); - case 186 /* DeleteExpression */: + case 204 /* MetaProperty */: + return checkMetaProperty(node); + case 188 /* DeleteExpression */: return checkDeleteExpression(node); - case 188 /* VoidExpression */: + case 190 /* VoidExpression */: return checkVoidExpression(node); - case 189 /* AwaitExpression */: + case 191 /* AwaitExpression */: return checkAwaitExpression(node); - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: return checkPrefixUnaryExpression(node); - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return checkPostfixUnaryExpression(node); - case 192 /* BinaryExpression */: - return checkBinaryExpression(node, contextualMapper); - case 193 /* ConditionalExpression */: - return checkConditionalExpression(node, contextualMapper); - case 196 /* SpreadElement */: - return checkSpreadExpression(node, contextualMapper); - case 198 /* OmittedExpression */: + case 194 /* BinaryExpression */: + return checkBinaryExpression(node, checkMode); + case 195 /* ConditionalExpression */: + return checkConditionalExpression(node, checkMode); + case 198 /* SpreadElement */: + return checkSpreadExpression(node, checkMode); + case 200 /* OmittedExpression */: return undefinedWideningType; - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return checkYieldExpression(node); - case 252 /* JsxExpression */: - return checkJsxExpression(node); - case 246 /* JsxElement */: + case 256 /* JsxExpression */: + return checkJsxExpression(node, checkMode); + case 249 /* JsxElement */: return checkJsxElement(node); - case 247 /* JsxSelfClosingElement */: + case 250 /* JsxSelfClosingElement */: return checkJsxSelfClosingElement(node); - case 248 /* JsxOpeningElement */: + case 254 /* JsxAttributes */: + return checkJsxAttributes(node, checkMode); + case 251 /* JsxOpeningElement */: ts.Debug.fail("Shouldn't ever directly check a JsxOpeningElement"); } return unknownType; @@ -38245,7 +40493,19 @@ var ts; grammarErrorOnFirstToken(node.expression, ts.Diagnostics.Type_expected); } checkSourceElement(node.constraint); - getConstraintOfTypeParameter(getDeclaredTypeOfTypeParameter(getSymbolOfNode(node))); + checkSourceElement(node.default); + var typeParameter = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node)); + if (!hasNonCircularBaseConstraint(typeParameter)) { + error(node.constraint, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(typeParameter)); + } + if (!hasNonCircularTypeParameterDefault(typeParameter)) { + error(node.default, ts.Diagnostics.Type_parameter_0_has_a_circular_default, typeToString(typeParameter)); + } + var constraintType = getConstraintOfTypeParameter(typeParameter); + var defaultType = getDefaultFromTypeParameter(typeParameter); + if (constraintType && defaultType) { + checkTypeAssignableTo(defaultType, getTypeWithThisArgument(constraintType, defaultType), node.default, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); + } if (produceDiagnostics) { checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_parameter_name_cannot_be_0); } @@ -38259,20 +40519,19 @@ var ts; checkGrammarDecorators(node) || checkGrammarModifiers(node); checkVariableLikeDeclaration(node); var func = ts.getContainingFunction(node); - if (ts.getModifierFlags(node) & 92 /* ParameterPropertyModifier */) { - func = ts.getContainingFunction(node); - if (!(func.kind === 150 /* Constructor */ && ts.nodeIsPresent(func.body))) { + if (ts.hasModifier(node, 92 /* ParameterPropertyModifier */)) { + if (!(func.kind === 152 /* Constructor */ && ts.nodeIsPresent(func.body))) { error(node, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation); } } if (node.questionToken && ts.isBindingPattern(node.name) && func.body) { error(node, ts.Diagnostics.A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature); } - if (node.name.text === "this") { + if (node.name && ts.isIdentifier(node.name) && (node.name.escapedText === "this" || node.name.escapedText === "new")) { if (ts.indexOf(func.parameters, node) !== 0) { - error(node, ts.Diagnostics.A_this_parameter_must_be_the_first_parameter); + error(node, ts.Diagnostics.A_0_parameter_must_be_the_first_parameter, node.name.escapedText); } - if (func.kind === 150 /* Constructor */ || func.kind === 154 /* ConstructSignature */ || func.kind === 159 /* ConstructorType */) { + if (func.kind === 152 /* Constructor */ || func.kind === 156 /* ConstructSignature */ || func.kind === 161 /* ConstructorType */) { error(node, ts.Diagnostics.A_constructor_cannot_have_a_this_parameter); } } @@ -38282,20 +40541,11 @@ var ts; error(node, ts.Diagnostics.A_rest_parameter_must_be_of_an_array_type); } } - function isSyntacticallyValidGenerator(node) { - if (!node.asteriskToken || !node.body) { - return false; - } - return node.kind === 149 /* MethodDeclaration */ || - node.kind === 225 /* FunctionDeclaration */ || - node.kind === 184 /* FunctionExpression */; - } function getTypePredicateParameterIndex(parameterList, parameter) { if (parameterList) { for (var i = 0; i < parameterList.length; i++) { var param = parameterList[i]; - if (param.name.kind === 70 /* Identifier */ && - param.name.text === parameter.text) { + if (param.name.kind === 71 /* Identifier */ && param.name.escapedText === parameter.escapedText) { return i; } } @@ -38313,6 +40563,7 @@ var ts; if (!typePredicate) { return; } + checkSourceElement(node.type); var parameterName = node.parameterName; if (ts.isThisTypePredicate(typePredicate)) { getTypeFromThisTypeNode(parameterName); @@ -38323,7 +40574,7 @@ var ts; error(parameterName, ts.Diagnostics.A_type_predicate_cannot_reference_a_rest_parameter); } else { - var leadingError = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); + var leadingError = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); checkTypeAssignableTo(typePredicate.type, getTypeOfNode(parent.parameters[typePredicate.parameterIndex]), node.type, /*headMessage*/ undefined, leadingError); } @@ -38331,9 +40582,9 @@ var ts; else if (parameterName) { var hasReportedError = false; for (var _i = 0, _a = parent.parameters; _i < _a.length; _i++) { - var name_21 = _a[_i].name; - if (ts.isBindingPattern(name_21) && - checkIfTypePredicateVariableIsDeclaredInBindingPattern(name_21, parameterName, typePredicate.parameterName)) { + var name = _a[_i].name; + if (ts.isBindingPattern(name) && + checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, parameterName, typePredicate.parameterName)) { hasReportedError = true; break; } @@ -38346,16 +40597,16 @@ var ts; } function getTypePredicateParent(node) { switch (node.parent.kind) { - case 185 /* ArrowFunction */: - case 153 /* CallSignature */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 158 /* FunctionType */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - var parent_10 = node.parent; - if (node === parent_10.type) { - return parent_10; + case 187 /* ArrowFunction */: + case 155 /* CallSignature */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 160 /* FunctionType */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + var parent = node.parent; + if (node === parent.type) { + return parent; } } } @@ -38365,15 +40616,13 @@ var ts; if (ts.isOmittedExpression(element)) { continue; } - var name_22 = element.name; - if (name_22.kind === 70 /* Identifier */ && - name_22.text === predicateVariableName) { + var name = element.name; + if (name.kind === 71 /* Identifier */ && name.escapedText === predicateVariableName) { error(predicateVariableNode, ts.Diagnostics.A_type_predicate_cannot_reference_element_0_in_a_binding_pattern, predicateVariableName); return true; } - else if (name_22.kind === 173 /* ArrayBindingPattern */ || - name_22.kind === 172 /* ObjectBindingPattern */) { - if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name_22, predicateVariableNode, predicateVariableName)) { + else if (name.kind === 175 /* ArrayBindingPattern */ || name.kind === 174 /* ObjectBindingPattern */) { + if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, predicateVariableNode, predicateVariableName)) { return true; } } @@ -38381,56 +40630,71 @@ var ts; } function checkSignatureDeclaration(node) { // Grammar checking - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 157 /* IndexSignature */) { checkGrammarIndexSignature(node); } - else if (node.kind === 158 /* FunctionType */ || node.kind === 225 /* FunctionDeclaration */ || node.kind === 159 /* ConstructorType */ || - node.kind === 153 /* CallSignature */ || node.kind === 150 /* Constructor */ || - node.kind === 154 /* ConstructSignature */) { + else if (node.kind === 160 /* FunctionType */ || node.kind === 228 /* FunctionDeclaration */ || node.kind === 161 /* ConstructorType */ || + node.kind === 155 /* CallSignature */ || node.kind === 152 /* Constructor */ || + node.kind === 156 /* ConstructSignature */) { checkGrammarFunctionLikeDeclaration(node); } - if (ts.isAsyncFunctionLike(node) && languageVersion < 4 /* ES2017 */) { - checkExternalEmitHelpers(node, 64 /* Awaiter */); - if (languageVersion < 2 /* ES2015 */) { + var functionFlags = ts.getFunctionFlags(node); + if (!(functionFlags & 4 /* Invalid */)) { + // Async generators prior to ESNext require the __await and __asyncGenerator helpers + if ((functionFlags & 3 /* AsyncGenerator */) === 3 /* AsyncGenerator */ && languageVersion < 5 /* ESNext */) { + checkExternalEmitHelpers(node, 6144 /* AsyncGeneratorIncludes */); + } + // Async functions prior to ES2017 require the __awaiter helper + if ((functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */ && languageVersion < 4 /* ES2017 */) { + checkExternalEmitHelpers(node, 64 /* Awaiter */); + } + // Generator functions, Async functions, and Async Generator functions prior to + // ES2015 require the __generator helper + if ((functionFlags & 3 /* AsyncGenerator */) !== 0 /* Normal */ && languageVersion < 2 /* ES2015 */) { checkExternalEmitHelpers(node, 128 /* Generator */); } } checkTypeParameters(node.typeParameters); ts.forEach(node.parameters, checkParameter); + // TODO(rbuckton): Should we start checking JSDoc types? if (node.type) { checkSourceElement(node.type); } if (produceDiagnostics) { checkCollisionWithArgumentsInGeneratedCode(node); - if (compilerOptions.noImplicitAny && !node.type) { + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + if (noImplicitAny && !returnTypeNode) { switch (node.kind) { - case 154 /* ConstructSignature */: + case 156 /* ConstructSignature */: error(node, ts.Diagnostics.Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type); break; - case 153 /* CallSignature */: + case 155 /* CallSignature */: error(node, ts.Diagnostics.Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type); break; } } - if (node.type) { - if (languageVersion >= 2 /* ES2015 */ && isSyntacticallyValidGenerator(node)) { - var returnType = getTypeFromTypeNode(node.type); + if (returnTypeNode) { + var functionFlags_1 = ts.getFunctionFlags(node); + if ((functionFlags_1 & (4 /* Invalid */ | 1 /* Generator */)) === 1 /* Generator */) { + var returnType = getTypeFromTypeNode(returnTypeNode); if (returnType === voidType) { - error(node.type, ts.Diagnostics.A_generator_cannot_have_a_void_type_annotation); + error(returnTypeNode, ts.Diagnostics.A_generator_cannot_have_a_void_type_annotation); } else { - var generatorElementType = getElementTypeOfIterableIterator(returnType) || anyType; - var iterableIteratorInstantiation = createIterableIteratorType(generatorElementType); + var generatorElementType = getIteratedTypeOfGenerator(returnType, (functionFlags_1 & 2 /* Async */) !== 0) || anyType; + var iterableIteratorInstantiation = functionFlags_1 & 2 /* Async */ + ? createAsyncIterableIteratorType(generatorElementType) // AsyncGenerator function + : createIterableIteratorType(generatorElementType); // Generator function // Naively, one could check that IterableIterator is assignable to the return type annotation. // However, that would not catch the error in the following case. // // interface BadGenerator extends Iterable, Iterator { } // function* g(): BadGenerator { } // Iterable and Iterator have different types! // - checkTypeAssignableTo(iterableIteratorInstantiation, returnType, node.type); + checkTypeAssignableTo(iterableIteratorInstantiation, returnType, returnTypeNode); } } - else if (ts.isAsyncFunctionLike(node)) { + else if ((functionFlags_1 & 3 /* AsyncGenerator */) === 2 /* Async */) { checkAsyncFunctionReturnType(node); } } @@ -38440,55 +40704,96 @@ var ts; } } function checkClassForDuplicateDeclarations(node) { - var Accessor; - (function (Accessor) { - Accessor[Accessor["Getter"] = 1] = "Getter"; - Accessor[Accessor["Setter"] = 2] = "Setter"; - Accessor[Accessor["Property"] = 3] = "Property"; - })(Accessor || (Accessor = {})); - var instanceNames = ts.createMap(); - var staticNames = ts.createMap(); + var Declaration; + (function (Declaration) { + Declaration[Declaration["Getter"] = 1] = "Getter"; + Declaration[Declaration["Setter"] = 2] = "Setter"; + Declaration[Declaration["Method"] = 4] = "Method"; + Declaration[Declaration["Property"] = 3] = "Property"; + })(Declaration || (Declaration = {})); + var instanceNames = ts.createUnderscoreEscapedMap(); + var staticNames = ts.createUnderscoreEscapedMap(); for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind === 150 /* Constructor */) { + if (member.kind === 152 /* Constructor */) { for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) { var param = _c[_b]; - if (ts.isParameterPropertyDeclaration(param)) { - addName(instanceNames, param.name, param.name.text, 3 /* Property */); + if (ts.isParameterPropertyDeclaration(param) && !ts.isBindingPattern(param.name)) { + addName(instanceNames, param.name, param.name.escapedText, 3 /* Property */); } } } else { - var isStatic = ts.forEach(member.modifiers, function (m) { return m.kind === 114 /* StaticKeyword */; }); + var isStatic = ts.hasModifier(member, 32 /* Static */); var names = isStatic ? staticNames : instanceNames; var memberName = member.name && ts.getPropertyNameForPropertyNameNode(member.name); if (memberName) { switch (member.kind) { - case 151 /* GetAccessor */: + case 153 /* GetAccessor */: addName(names, member.name, memberName, 1 /* Getter */); break; - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: addName(names, member.name, memberName, 2 /* Setter */); break; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: addName(names, member.name, memberName, 3 /* Property */); break; + case 151 /* MethodDeclaration */: + addName(names, member.name, memberName, 4 /* Method */); + break; } } } } function addName(names, location, name, meaning) { - var prev = names[name]; + var prev = names.get(name); if (prev) { - if (prev & meaning) { + if (prev & 4 /* Method */) { + if (meaning !== 4 /* Method */) { + error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location)); + } + } + else if (prev & meaning) { error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location)); } else { - names[name] = prev | meaning; + names.set(name, prev | meaning); } } else { - names[name] = meaning; + names.set(name, meaning); + } + } + } + /** + * Static members being set on a constructor function may conflict with built-in properties + * of Function. Esp. in ECMAScript 5 there are non-configurable and non-writable + * built-in properties. This check issues a transpile error when a class has a static + * member with the same name as a non-writable built-in property. + * + * @see http://www.ecma-international.org/ecma-262/5.1/#sec-15.3.3 + * @see http://www.ecma-international.org/ecma-262/5.1/#sec-15.3.5 + * @see http://www.ecma-international.org/ecma-262/6.0/#sec-properties-of-the-function-constructor + * @see http://www.ecma-international.org/ecma-262/6.0/#sec-function-instances + */ + function checkClassForStaticPropertyNameConflicts(node) { + for (var _i = 0, _a = node.members; _i < _a.length; _i++) { + var member = _a[_i]; + var memberNameNode = member.name; + var isStatic = ts.hasModifier(member, 32 /* Static */); + if (isStatic && memberNameNode) { + var memberName = ts.getPropertyNameForPropertyNameNode(memberNameNode); + switch (memberName) { + case "name": + case "length": + case "caller": + case "arguments": + case "prototype": + var message = ts.Diagnostics.Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1; + var className = getNameOfSymbol(getSymbolOfNode(node)); + error(memberNameNode, message, memberName, className); + break; + } } } } @@ -38496,29 +40801,31 @@ var ts; var names = ts.createMap(); for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind == 146 /* PropertySignature */) { + if (member.kind === 148 /* PropertySignature */) { var memberName = void 0; switch (member.name.kind) { case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 70 /* Identifier */: memberName = member.name.text; break; + case 71 /* Identifier */: + memberName = ts.idText(member.name); + break; default: continue; } - if (names[memberName]) { - error(member.symbol.valueDeclaration.name, ts.Diagnostics.Duplicate_identifier_0, memberName); + if (names.get(memberName)) { + error(ts.getNameOfDeclaration(member.symbol.valueDeclaration), ts.Diagnostics.Duplicate_identifier_0, memberName); error(member.name, ts.Diagnostics.Duplicate_identifier_0, memberName); } else { - names[memberName] = true; + names.set(memberName, true); } } } } function checkTypeForDuplicateIndexSignatures(node) { - if (node.kind === 227 /* InterfaceDeclaration */) { + if (node.kind === 230 /* InterfaceDeclaration */) { var nodeSymbol = getSymbolOfNode(node); // in case of merging interface declaration it is possible that we'll enter this check procedure several times for every declaration // to prevent this run check only for the first declaration of a given kind @@ -38538,7 +40845,7 @@ var ts; var declaration = decl; if (declaration.parameters.length === 1 && declaration.parameters[0].type) { switch (declaration.parameters[0].type.kind) { - case 134 /* StringKeyword */: + case 136 /* StringKeyword */: if (!seenStringIndexer) { seenStringIndexer = true; } @@ -38546,7 +40853,7 @@ var ts; error(declaration, ts.Diagnostics.Duplicate_string_index_signature); } break; - case 132 /* NumberKeyword */: + case 133 /* NumberKeyword */: if (!seenNumericIndexer) { seenNumericIndexer = true; } @@ -38571,7 +40878,7 @@ var ts; checkFunctionOrMethodDeclaration(node); // Abstract methods cannot have an implementation. // Extra checks are to avoid reporting multiple errors relating to the "abstractness" of the node. - if (ts.getModifierFlags(node) & 128 /* Abstract */ && node.body) { + if (ts.hasModifier(node, 128 /* Abstract */) && node.body) { error(node, ts.Diagnostics.Method_0_cannot_have_an_implementation_because_it_is_marked_abstract, ts.declarationNameToString(node.name)); } } @@ -38596,7 +40903,8 @@ var ts; return; } function containsSuperCallAsComputedPropertyName(n) { - return n.name && containsSuperCall(n.name); + var name = ts.getNameOfDeclaration(n); + return name && containsSuperCall(name); } function containsSuperCall(n) { if (ts.isSuperCall(n)) { @@ -38610,17 +40918,9 @@ var ts; } return ts.forEachChild(n, containsSuperCall); } - function markThisReferencesAsErrors(n) { - if (n.kind === 98 /* ThisKeyword */) { - error(n, ts.Diagnostics.this_cannot_be_referenced_in_current_location); - } - else if (n.kind !== 184 /* FunctionExpression */ && n.kind !== 225 /* FunctionDeclaration */) { - ts.forEachChild(n, markThisReferencesAsErrors); - } - } function isInstancePropertyWithInitializer(n) { - return n.kind === 147 /* PropertyDeclaration */ && - !(ts.getModifierFlags(n) & 32 /* Static */) && + return n.kind === 149 /* PropertyDeclaration */ && + !ts.hasModifier(n, 32 /* Static */) && !!n.initializer; } // TS 1.0 spec (April 2014): 8.3.2 @@ -38640,16 +40940,16 @@ var ts; // - The containing class is a derived class. // - The constructor declares parameter properties // or the containing class declares instance member variables with initializers. - var superCallShouldBeFirst = ts.forEach(node.parent.members, isInstancePropertyWithInitializer) || - ts.forEach(node.parameters, function (p) { return ts.getModifierFlags(p) & 92 /* ParameterPropertyModifier */; }); + var superCallShouldBeFirst = ts.some(node.parent.members, isInstancePropertyWithInitializer) || + ts.some(node.parameters, function (p) { return ts.hasModifier(p, 92 /* ParameterPropertyModifier */); }); // Skip past any prologue directives to find the first statement // to ensure that it was a super call. if (superCallShouldBeFirst) { var statements = node.body.statements; var superCallStatement = void 0; - for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) { - var statement = statements_3[_i]; - if (statement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { + for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) { + var statement = statements_2[_i]; + if (statement.kind === 210 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { superCallStatement = statement; break; } @@ -38673,7 +40973,7 @@ var ts; checkGrammarFunctionLikeDeclaration(node) || checkGrammarAccessor(node) || checkGrammarComputedPropertyName(node.name); checkDecorators(node); checkSignatureDeclaration(node); - if (node.kind === 151 /* GetAccessor */) { + if (node.kind === 153 /* GetAccessor */) { if (!ts.isInAmbientContext(node) && ts.nodeIsPresent(node.body) && (node.flags & 128 /* HasImplicitReturn */)) { if (!(node.flags & 256 /* HasExplicitReturn */)) { error(node.name, ts.Diagnostics.A_get_accessor_must_return_a_value); @@ -38683,19 +40983,21 @@ var ts; // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } if (!ts.hasDynamicName(node)) { // TypeScript 1.0 spec (April 2014): 8.4.3 // Accessors for the same member name must specify the same accessibility. - var otherKind = node.kind === 151 /* GetAccessor */ ? 152 /* SetAccessor */ : 151 /* GetAccessor */; + var otherKind = node.kind === 153 /* GetAccessor */ ? 154 /* SetAccessor */ : 153 /* GetAccessor */; var otherAccessor = ts.getDeclarationOfKind(node.symbol, otherKind); if (otherAccessor) { - if ((ts.getModifierFlags(node) & 28 /* AccessibilityModifier */) !== (ts.getModifierFlags(otherAccessor) & 28 /* AccessibilityModifier */)) { + var nodeFlags = ts.getModifierFlags(node); + var otherFlags = ts.getModifierFlags(otherAccessor); + if ((nodeFlags & 28 /* AccessibilityModifier */) !== (otherFlags & 28 /* AccessibilityModifier */)) { error(node.name, ts.Diagnostics.Getter_and_setter_accessors_do_not_agree_in_visibility); } - if (ts.hasModifier(node, 128 /* Abstract */) !== ts.hasModifier(otherAccessor, 128 /* Abstract */)) { + if ((nodeFlags & 128 /* Abstract */) !== (otherFlags & 128 /* Abstract */)) { error(node.name, ts.Diagnostics.Accessors_must_both_be_abstract_or_non_abstract); } // TypeScript 1.0 spec (April 2014): 4.5 @@ -38705,17 +41007,12 @@ var ts; } } var returnType = getTypeOfAccessors(getSymbolOfNode(node)); - if (node.kind === 151 /* GetAccessor */) { + if (node.kind === 153 /* GetAccessor */) { checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnType); } } - if (node.parent.kind !== 176 /* ObjectLiteralExpression */) { - checkSourceElement(node.body); - registerForUnusedIdentifiersCheck(node); - } - else { - checkNodeDeferred(node); - } + checkSourceElement(node.body); + registerForUnusedIdentifiersCheck(node); } function checkAccessorDeclarationTypesIdentical(first, second, getAnnotatedType, message) { var firstType = getAnnotatedType(first); @@ -38724,14 +41021,11 @@ var ts; error(first, message); } } - function checkAccessorDeferred(node) { - checkSourceElement(node.body); - registerForUnusedIdentifiersCheck(node); - } function checkMissingDeclaration(node) { checkDecorators(node); } function checkTypeArgumentConstraints(typeParameters, typeArgumentNodes) { + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); var typeArguments; var mapper; var result = true; @@ -38739,17 +41033,20 @@ var ts; var constraint = getConstraintOfTypeParameter(typeParameters[i]); if (constraint) { if (!typeArguments) { - typeArguments = ts.map(typeArgumentNodes, getTypeFromTypeNode); + typeArguments = fillMissingTypeArguments(ts.map(typeArgumentNodes, getTypeFromTypeNode), typeParameters, minTypeArgumentCount, ts.isInJavaScriptFile(typeArgumentNodes[i])); mapper = createTypeMapper(typeParameters, typeArguments); } var typeArgument = typeArguments[i]; - result = result && checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), typeArgumentNodes[i], ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); + result = result && checkTypeAssignableTo(typeArgument, instantiateType(constraint, mapper), typeArgumentNodes[i], ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); } } return result; } function checkTypeReferenceNode(node) { checkGrammarTypeArguments(node, node.typeArguments); + if (node.kind === 159 /* TypeReference */ && node.typeName.jsdocDotPos !== undefined && !ts.isInJavaScriptFile(node) && !ts.isInJSDoc(node)) { + grammarErrorAtPos(node, node.typeName.jsdocDotPos, 1, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments); + } var type = getTypeFromTypeReference(node); if (type !== unknownType) { if (node.typeArguments) { @@ -38757,11 +41054,24 @@ var ts; ts.forEach(node.typeArguments, checkSourceElement); if (produceDiagnostics) { var symbol = getNodeLinks(node).resolvedSymbol; - var typeParameters = symbol.flags & 524288 /* TypeAlias */ ? getSymbolLinks(symbol).typeParameters : type.target.localTypeParameters; + if (!symbol) { + // There is no resolved symbol cached if the type resolved to a builtin + // via JSDoc type reference resolution (eg, Boolean became boolean), none + // of which are generic when they have no associated symbol + // (additionally, JSDoc's index signature syntax, Object actually uses generic syntax without being generic) + if (!ts.isJSDocIndexSignature(node)) { + error(node, ts.Diagnostics.Type_0_is_not_generic, typeToString(type)); + } + return; + } + var typeParameters = symbol.flags & 524288 /* TypeAlias */ && getSymbolLinks(symbol).typeParameters; + if (!typeParameters && getObjectFlags(type) & 4 /* Reference */) { + typeParameters = type.target.localTypeParameters; + } checkTypeArgumentConstraints(typeParameters, node.typeArguments); } } - if (type.flags & 16 /* Enum */ && !type.memberTypes && getNodeLinks(node).resolvedSymbol.flags & 8 /* EnumMember */) { + if (type.flags & 16 /* Enum */ && getNodeLinks(node).resolvedSymbol.flags & 8 /* EnumMember */) { error(node, ts.Diagnostics.Enum_type_0_has_members_with_initializers_that_are_not_literals, typeToString(type)); } } @@ -38792,27 +41102,50 @@ var ts; function checkUnionOrIntersectionType(node) { ts.forEach(node.types, checkSourceElement); } + function checkIndexedAccessIndexType(type, accessNode) { + if (!(type.flags & 524288 /* IndexedAccess */)) { + return type; + } + // Check if the index type is assignable to 'keyof T' for the object type. + var objectType = type.objectType; + var indexType = type.indexType; + if (isTypeAssignableTo(indexType, getIndexType(objectType))) { + if (accessNode.kind === 180 /* ElementAccessExpression */ && ts.isAssignmentTarget(accessNode) && + getObjectFlags(objectType) & 32 /* Mapped */ && objectType.declaration.readonlyToken) { + error(accessNode, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType)); + } + return type; + } + // Check if we're indexing with a numeric type and if either object or index types + // is a generic type with a constraint that has a numeric index signature. + if (getIndexInfoOfType(getApparentType(objectType), 1 /* Number */) && isTypeAssignableToKind(indexType, 84 /* NumberLike */)) { + return type; + } + error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType)); + return type; + } function checkIndexedAccessType(node) { - getTypeFromIndexedAccessTypeNode(node); + checkSourceElement(node.objectType); + checkSourceElement(node.indexType); + checkIndexedAccessIndexType(getTypeFromIndexedAccessTypeNode(node), node); } function checkMappedType(node) { checkSourceElement(node.typeParameter); checkSourceElement(node.type); var type = getTypeFromMappedTypeNode(node); var constraintType = getConstraintTypeFromMappedType(type); - var keyType = constraintType.flags & 540672 /* TypeVariable */ ? getApparentTypeOfTypeVariable(constraintType) : constraintType; - checkTypeAssignableTo(keyType, stringType, node.typeParameter.constraint); + checkTypeAssignableTo(constraintType, stringType, node.typeParameter.constraint); } function isPrivateWithinAmbient(node) { - return (ts.getModifierFlags(node) & 8 /* Private */) && ts.isInAmbientContext(node); + return ts.hasModifier(node, 8 /* Private */) && ts.isInAmbientContext(node); } function getEffectiveDeclarationFlags(n, flagsToCheck) { var flags = ts.getCombinedModifierFlags(n); // children of classes (even ambient classes) should not be marked as ambient or export // because those flags have no useful semantics there. - if (n.parent.kind !== 227 /* InterfaceDeclaration */ && - n.parent.kind !== 226 /* ClassDeclaration */ && - n.parent.kind !== 197 /* ClassExpression */ && + if (n.parent.kind !== 230 /* InterfaceDeclaration */ && + n.parent.kind !== 229 /* ClassDeclaration */ && + n.parent.kind !== 199 /* ClassExpression */ && ts.isInAmbientContext(n)) { if (!(flags & 2 /* Ambient */)) { // It is nested in an ambient context, which means it is automatically exported @@ -38844,16 +41177,16 @@ var ts; ts.forEach(overloads, function (o) { var deviation = getEffectiveDeclarationFlags(o, flagsToCheck) ^ canonicalFlags_1; if (deviation & 1 /* Export */) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_exported_or_non_exported); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_exported_or_non_exported); } else if (deviation & 2 /* Ambient */) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_ambient_or_non_ambient); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_ambient_or_non_ambient); } else if (deviation & (8 /* Private */ | 16 /* Protected */)) { - error(o.name || o, ts.Diagnostics.Overload_signatures_must_all_be_public_private_or_protected); + error(ts.getNameOfDeclaration(o) || o, ts.Diagnostics.Overload_signatures_must_all_be_public_private_or_protected); } else if (deviation & 128 /* Abstract */) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_abstract_or_non_abstract); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_abstract_or_non_abstract); } }); } @@ -38864,7 +41197,7 @@ var ts; ts.forEach(overloads, function (o) { var deviation = ts.hasQuestionToken(o) !== canonicalHasQuestionToken_1; if (deviation) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_optional_or_required); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_optional_or_required); } }); } @@ -38898,16 +41231,19 @@ var ts; if (subsequentNode && subsequentNode.pos === node.end) { if (subsequentNode.kind === node.kind) { var errorNode_1 = subsequentNode.name || subsequentNode; - // TODO(jfreeman): These are methods, so handle computed name case - if (node.name && subsequentNode.name && node.name.text === subsequentNode.name.text) { - var reportError = (node.kind === 149 /* MethodDeclaration */ || node.kind === 148 /* MethodSignature */) && - (ts.getModifierFlags(node) & 32 /* Static */) !== (ts.getModifierFlags(subsequentNode) & 32 /* Static */); + // TODO: GH#17345: These are methods, so handle computed name case. (`Always allowing computed property names is *not* the correct behavior!) + var subsequentName = subsequentNode.name; + if (node.name && subsequentName && + (ts.isComputedPropertyName(node.name) && ts.isComputedPropertyName(subsequentName) || + !ts.isComputedPropertyName(node.name) && !ts.isComputedPropertyName(subsequentName) && ts.getEscapedTextOfIdentifierOrLiteral(node.name) === ts.getEscapedTextOfIdentifierOrLiteral(subsequentName))) { + var reportError = (node.kind === 151 /* MethodDeclaration */ || node.kind === 150 /* MethodSignature */) && + ts.hasModifier(node, 32 /* Static */) !== ts.hasModifier(subsequentNode, 32 /* Static */); // we can get here in two cases // 1. mixed static and instance class members // 2. something with the same name was defined before the set of overloads that prevents them from merging // here we'll report error only for the first case since for second we should already report error in binder if (reportError) { - var diagnostic = ts.getModifierFlags(node) & 32 /* Static */ ? ts.Diagnostics.Function_overload_must_be_static : ts.Diagnostics.Function_overload_must_not_be_static; + var diagnostic = ts.hasModifier(node, 32 /* Static */) ? ts.Diagnostics.Function_overload_must_be_static : ts.Diagnostics.Function_overload_must_not_be_static; error(errorNode_1, diagnostic); } return; @@ -38925,7 +41261,7 @@ var ts; else { // Report different errors regarding non-consecutive blocks of declarations depending on whether // the node in question is abstract. - if (ts.getModifierFlags(node) & 128 /* Abstract */) { + if (ts.hasModifier(node, 128 /* Abstract */)) { error(errorNode, ts.Diagnostics.All_declarations_of_an_abstract_method_must_be_consecutive); } else { @@ -38939,7 +41275,7 @@ var ts; var current = declarations_4[_i]; var node = current; var inAmbientContext = ts.isInAmbientContext(node); - var inAmbientContextOrInterface = node.parent.kind === 227 /* InterfaceDeclaration */ || node.parent.kind === 161 /* TypeLiteral */ || inAmbientContext; + var inAmbientContextOrInterface = node.parent.kind === 230 /* InterfaceDeclaration */ || node.parent.kind === 163 /* TypeLiteral */ || inAmbientContext; if (inAmbientContextOrInterface) { // check if declarations are consecutive only if they are non-ambient // 1. ambient declarations can be interleaved @@ -38950,7 +41286,7 @@ var ts; // 2. mixing ambient and non-ambient declarations is a separate error that will be reported - do not want to report an extra one previousDeclaration = undefined; } - if (node.kind === 225 /* FunctionDeclaration */ || node.kind === 149 /* MethodDeclaration */ || node.kind === 148 /* MethodSignature */ || node.kind === 150 /* Constructor */) { + if (node.kind === 228 /* FunctionDeclaration */ || node.kind === 151 /* MethodDeclaration */ || node.kind === 150 /* MethodSignature */ || node.kind === 152 /* Constructor */) { var currentNodeFlags = getEffectiveDeclarationFlags(node, flagsToCheck); someNodeFlags |= currentNodeFlags; allNodeFlags &= currentNodeFlags; @@ -38988,12 +41324,12 @@ var ts; } if (duplicateFunctionDeclaration) { ts.forEach(declarations, function (declaration) { - error(declaration.name, ts.Diagnostics.Duplicate_function_implementation); + error(ts.getNameOfDeclaration(declaration), ts.Diagnostics.Duplicate_function_implementation); }); } // Abstract methods can't have an implementation -- in particular, they don't need one. if (lastSeenNonAmbientDeclaration && !lastSeenNonAmbientDeclaration.body && - !(ts.getModifierFlags(lastSeenNonAmbientDeclaration) & 128 /* Abstract */) && !lastSeenNonAmbientDeclaration.questionToken) { + !ts.hasModifier(lastSeenNonAmbientDeclaration, 128 /* Abstract */) && !lastSeenNonAmbientDeclaration.questionToken) { reportImplementationExpectedError(lastSeenNonAmbientDeclaration); } if (hasOverloads) { @@ -39002,8 +41338,8 @@ var ts; if (bodyDeclaration) { var signatures = getSignaturesOfSymbol(symbol); var bodySignature = getSignatureFromDeclaration(bodyDeclaration); - for (var _a = 0, signatures_3 = signatures; _a < signatures_3.length; _a++) { - var signature = signatures_3[_a]; + for (var _a = 0, signatures_7 = signatures; _a < signatures_7.length; _a++) { + var signature = signatures_7[_a]; if (!isImplementationCompatibleWithOverload(bodySignature, signature)) { error(signature.declaration, ts.Diagnostics.Overload_signature_is_not_compatible_with_function_implementation); break; @@ -39022,7 +41358,7 @@ var ts; // local symbol is undefined => this declaration is non-exported. // however symbol might contain other declarations that are exported symbol = getSymbolOfNode(node); - if (!(symbol.flags & 7340032 /* Export */)) { + if (!symbol.exportSymbol) { // this is a pure local symbol (all declarations are non-exported) - no need to check anything return; } @@ -39031,8 +41367,6 @@ var ts; if (ts.getDeclarationOfKind(symbol, node.kind) !== node) { return; } - // we use SymbolFlags.ExportValue, SymbolFlags.ExportType and SymbolFlags.ExportNamespace - // to denote disjoint declarationSpaces (without making new enum type). var exportedDeclarationSpaces = 0 /* None */; var nonExportedDeclarationSpaces = 0 /* None */; var defaultExportedDeclarationSpaces = 0 /* None */; @@ -39061,55 +41395,65 @@ var ts; for (var _b = 0, _c = symbol.declarations; _b < _c.length; _b++) { var d = _c[_b]; var declarationSpaces = getDeclarationSpaces(d); + var name = ts.getNameOfDeclaration(d); // Only error on the declarations that contributed to the intersecting spaces. if (declarationSpaces & commonDeclarationSpacesForDefaultAndNonDefault) { - error(d.name, ts.Diagnostics.Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead, ts.declarationNameToString(d.name)); + error(name, ts.Diagnostics.Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead, ts.declarationNameToString(name)); } else if (declarationSpaces & commonDeclarationSpacesForExportsAndLocals) { - error(d.name, ts.Diagnostics.Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local, ts.declarationNameToString(d.name)); + error(name, ts.Diagnostics.Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local, ts.declarationNameToString(name)); } } } + var DeclarationSpaces; + (function (DeclarationSpaces) { + DeclarationSpaces[DeclarationSpaces["None"] = 0] = "None"; + DeclarationSpaces[DeclarationSpaces["ExportValue"] = 1] = "ExportValue"; + DeclarationSpaces[DeclarationSpaces["ExportType"] = 2] = "ExportType"; + DeclarationSpaces[DeclarationSpaces["ExportNamespace"] = 4] = "ExportNamespace"; + })(DeclarationSpaces || (DeclarationSpaces = {})); function getDeclarationSpaces(d) { switch (d.kind) { - case 227 /* InterfaceDeclaration */: - return 2097152 /* ExportType */; - case 230 /* ModuleDeclaration */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + // A jsdoc typedef is, by definition, a type alias + case 283 /* JSDocTypedefTag */: + return 2 /* ExportType */; + case 233 /* ModuleDeclaration */: return ts.isAmbientModule(d) || ts.getModuleInstanceState(d) !== 0 /* NonInstantiated */ - ? 4194304 /* ExportNamespace */ | 1048576 /* ExportValue */ - : 4194304 /* ExportNamespace */; - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - return 2097152 /* ExportType */ | 1048576 /* ExportValue */; - case 234 /* ImportEqualsDeclaration */: - var result_3 = 0; + ? 4 /* ExportNamespace */ | 1 /* ExportValue */ + : 4 /* ExportNamespace */; + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + return 2 /* ExportType */ | 1 /* ExportValue */; + // The below options all declare an Alias, which is allowed to merge with other values within the importing module + case 237 /* ImportEqualsDeclaration */: + case 240 /* NamespaceImport */: + case 239 /* ImportClause */: + var result_3 = 0 /* None */; var target = resolveAlias(getSymbolOfNode(d)); ts.forEach(target.declarations, function (d) { result_3 |= getDeclarationSpaces(d); }); return result_3; + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 228 /* FunctionDeclaration */: + case 242 /* ImportSpecifier */:// https://github.com/Microsoft/TypeScript/pull/7591 + return 1 /* ExportValue */; default: - return 1048576 /* ExportValue */; + ts.Debug.fail(ts.SyntaxKind[d.kind]); } } } - function checkNonThenableType(type, location, message) { - type = getWidenedType(type); - if (!isTypeAny(type) && !isTypeNever(type) && isTypeAssignableTo(type, getGlobalThenableType())) { - if (location) { - if (!message) { - message = ts.Diagnostics.Operand_for_await_does_not_have_a_valid_callable_then_member; - } - error(location, message); - } - return unknownType; - } - return type; + function getAwaitedTypeOfPromise(type, errorNode, diagnosticMessage) { + var promisedType = getPromisedTypeOfPromise(type, errorNode); + return promisedType && getAwaitedType(promisedType, errorNode, diagnosticMessage); } /** - * Gets the "promised type" of a promise. - * @param type The type of the promise. - * @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback. - */ - function getPromisedType(promise) { + * Gets the "promised type" of a promise. + * @param type The type of the promise. + * @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback. + */ + function getPromisedTypeOfPromise(promise, errorNode) { // // { // promise // then( // thenFunction @@ -39122,22 +41466,22 @@ var ts; if (isTypeAny(promise)) { return undefined; } - if (getObjectFlags(promise) & 4 /* Reference */) { - if (promise.target === tryGetGlobalPromiseType() - || promise.target === getGlobalPromiseLikeType()) { - return promise.typeArguments[0]; - } + var typeAsPromise = promise; + if (typeAsPromise.promisedTypeOfPromise) { + return typeAsPromise.promisedTypeOfPromise; } - var globalPromiseLikeType = getInstantiatedGlobalPromiseLikeType(); - if (globalPromiseLikeType === emptyObjectType || !isTypeAssignableTo(promise, globalPromiseLikeType)) { - return undefined; + if (isReferenceToType(promise, getGlobalPromiseType(/*reportErrors*/ false))) { + return typeAsPromise.promisedTypeOfPromise = promise.typeArguments[0]; } var thenFunction = getTypeOfPropertyOfType(promise, "then"); - if (!thenFunction || isTypeAny(thenFunction)) { + if (isTypeAny(thenFunction)) { return undefined; } - var thenSignatures = getSignaturesOfType(thenFunction, 0 /* Call */); + var thenSignatures = thenFunction ? getSignaturesOfType(thenFunction, 0 /* Call */) : ts.emptyArray; if (thenSignatures.length === 0) { + if (errorNode) { + error(errorNode, ts.Diagnostics.A_promise_must_have_a_then_method); + } return undefined; } var onfulfilledParameterType = getTypeWithFacts(getUnionType(ts.map(thenSignatures, getTypeOfFirstParameterOfSignature)), 524288 /* NEUndefinedOrNull */); @@ -39146,103 +41490,116 @@ var ts; } var onfulfilledParameterSignatures = getSignaturesOfType(onfulfilledParameterType, 0 /* Call */); if (onfulfilledParameterSignatures.length === 0) { + if (errorNode) { + error(errorNode, ts.Diagnostics.The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback); + } return undefined; } - return getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), /*subtypeReduction*/ true); - } - function getTypeOfFirstParameterOfSignature(signature) { - return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : neverType; + return typeAsPromise.promisedTypeOfPromise = getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), /*subtypeReduction*/ true); } /** - * Gets the "awaited type" of a type. - * @param type The type to await. - * @remarks The "awaited type" of an expression is its "promised type" if the expression is a - * Promise-like type; otherwise, it is the type of the expression. This is used to reflect - * The runtime behavior of the `await` keyword. - */ - function getAwaitedType(type) { - return checkAwaitedType(type, /*location*/ undefined, /*message*/ undefined); + * Gets the "awaited type" of a type. + * @param type The type to await. + * @remarks The "awaited type" of an expression is its "promised type" if the expression is a + * Promise-like type; otherwise, it is the type of the expression. This is used to reflect + * The runtime behavior of the `await` keyword. + */ + function checkAwaitedType(type, errorNode, diagnosticMessage) { + return getAwaitedType(type, errorNode, diagnosticMessage) || unknownType; } - function checkAwaitedType(type, location, message) { - return checkAwaitedTypeWorker(type); - function checkAwaitedTypeWorker(type) { - if (type.flags & 65536 /* Union */) { - var types = []; - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var constituentType = _a[_i]; - types.push(checkAwaitedTypeWorker(constituentType)); - } - return getUnionType(types, /*subtypeReduction*/ true); + function getAwaitedType(type, errorNode, diagnosticMessage) { + var typeAsAwaitable = type; + if (typeAsAwaitable.awaitedTypeOfType) { + return typeAsAwaitable.awaitedTypeOfType; + } + if (isTypeAny(type)) { + return typeAsAwaitable.awaitedTypeOfType = type; + } + if (type.flags & 65536 /* Union */) { + var types = void 0; + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var constituentType = _a[_i]; + types = ts.append(types, getAwaitedType(constituentType, errorNode, diagnosticMessage)); } - else { - var promisedType = getPromisedType(type); - if (promisedType === undefined) { - // The type was not a PromiseLike, so it could not be unwrapped any further. - // As long as the type does not have a callable "then" property, it is - // safe to return the type; otherwise, an error will have been reported in - // the call to checkNonThenableType and we will return unknownType. - // - // An example of a non-promise "thenable" might be: - // - // await { then(): void {} } - // - // The "thenable" does not match the minimal definition for a PromiseLike. When - // a Promise/A+-compatible or ES6 promise tries to adopt this value, the promise - // will never settle. We treat this as an error to help flag an early indicator - // of a runtime problem. If the user wants to return this value from an async - // function, they would need to wrap it in some other value. If they want it to - // be treated as a promise, they can cast to . - return checkNonThenableType(type, location, message); - } - else { - if (type.id === promisedType.id || ts.indexOf(awaitedTypeStack, promisedType.id) >= 0) { - // We have a bad actor in the form of a promise whose promised type is - // the same promise type, or a mutually recursive promise. Return the - // unknown type as we cannot guess the shape. If this were the actual - // case in the JavaScript, this Promise would never resolve. - // - // An example of a bad actor with a singly-recursive promise type might - // be: - // - // interface BadPromise { - // then( - // onfulfilled: (value: BadPromise) => any, - // onrejected: (error: any) => any): BadPromise; - // } - // - // The above interface will pass the PromiseLike check, and return a - // promised type of `BadPromise`. Since this is a self reference, we - // don't want to keep recursing ad infinitum. - // - // An example of a bad actor in the form of a mutually-recursive - // promise type might be: - // - // interface BadPromiseA { - // then( - // onfulfilled: (value: BadPromiseB) => any, - // onrejected: (error: any) => any): BadPromiseB; - // } - // - // interface BadPromiseB { - // then( - // onfulfilled: (value: BadPromiseA) => any, - // onrejected: (error: any) => any): BadPromiseA; - // } - // - if (location) { - error(location, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method, symbolToString(type.symbol)); - } - return unknownType; - } - // Keep track of the type we're about to unwrap to avoid bad recursive promise types. - // See the comments above for more information. - awaitedTypeStack.push(type.id); - var awaitedType = checkAwaitedTypeWorker(promisedType); - awaitedTypeStack.pop(); - return awaitedType; + if (!types) { + return undefined; + } + return typeAsAwaitable.awaitedTypeOfType = getUnionType(types); + } + var promisedType = getPromisedTypeOfPromise(type); + if (promisedType) { + if (type.id === promisedType.id || ts.indexOf(awaitedTypeStack, promisedType.id) >= 0) { + // Verify that we don't have a bad actor in the form of a promise whose + // promised type is the same as the promise type, or a mutually recursive + // promise. If so, we return undefined as we cannot guess the shape. If this + // were the actual case in the JavaScript, this Promise would never resolve. + // + // An example of a bad actor with a singly-recursive promise type might + // be: + // + // interface BadPromise { + // then( + // onfulfilled: (value: BadPromise) => any, + // onrejected: (error: any) => any): BadPromise; + // } + // The above interface will pass the PromiseLike check, and return a + // promised type of `BadPromise`. Since this is a self reference, we + // don't want to keep recursing ad infinitum. + // + // An example of a bad actor in the form of a mutually-recursive + // promise type might be: + // + // interface BadPromiseA { + // then( + // onfulfilled: (value: BadPromiseB) => any, + // onrejected: (error: any) => any): BadPromiseB; + // } + // + // interface BadPromiseB { + // then( + // onfulfilled: (value: BadPromiseA) => any, + // onrejected: (error: any) => any): BadPromiseA; + // } + // + if (errorNode) { + error(errorNode, ts.Diagnostics.Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method); } + return undefined; } + // Keep track of the type we're about to unwrap to avoid bad recursive promise types. + // See the comments above for more information. + awaitedTypeStack.push(type.id); + var awaitedType = getAwaitedType(promisedType, errorNode, diagnosticMessage); + awaitedTypeStack.pop(); + if (!awaitedType) { + return undefined; + } + return typeAsAwaitable.awaitedTypeOfType = awaitedType; + } + // The type was not a promise, so it could not be unwrapped any further. + // As long as the type does not have a callable "then" property, it is + // safe to return the type; otherwise, an error will be reported in + // the call to getNonThenableType and we will return undefined. + // + // An example of a non-promise "thenable" might be: + // + // await { then(): void {} } + // + // The "thenable" does not match the minimal definition for a promise. When + // a Promise/A+-compatible or ES6 promise tries to adopt this value, the promise + // will never settle. We treat this as an error to help flag an early indicator + // of a runtime problem. If the user wants to return this value from an async + // function, they would need to wrap it in some other value. If they want it to + // be treated as a promise, they can cast to . + var thenFunction = getTypeOfPropertyOfType(type, "then"); + if (thenFunction && getSignaturesOfType(thenFunction, 0 /* Call */).length > 0) { + if (errorNode) { + ts.Debug.assert(!!diagnosticMessage); + error(errorNode, diagnosticMessage); + } + return undefined; } + return typeAsAwaitable.awaitedTypeOfType = type; } /** * Checks the return type of an async function to ensure it is a compatible @@ -39282,56 +41639,62 @@ var ts; // then(...): Promise; // } // - var returnType = getTypeFromTypeNode(node.type); + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + var returnType = getTypeFromTypeNode(returnTypeNode); if (languageVersion >= 2 /* ES2015 */) { if (returnType === unknownType) { return unknownType; } - var globalPromiseType = getGlobalPromiseType(); - if (globalPromiseType !== emptyGenericType && globalPromiseType !== getTargetType(returnType)) { + var globalPromiseType = getGlobalPromiseType(/*reportErrors*/ true); + if (globalPromiseType !== emptyGenericType && !isReferenceToType(returnType, globalPromiseType)) { // The promise type was not a valid type reference to the global promise type, so we // report an error and return the unknown type. - error(node.type, ts.Diagnostics.The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type); + error(returnTypeNode, ts.Diagnostics.The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type); return unknownType; } } else { // Always mark the type node as referenced if it points to a value - markTypeNodeAsReferenced(node.type); + markTypeNodeAsReferenced(returnTypeNode); if (returnType === unknownType) { return unknownType; } - var promiseConstructorName = ts.getEntityNameFromTypeNode(node.type); + var promiseConstructorName = ts.getEntityNameFromTypeNode(returnTypeNode); if (promiseConstructorName === undefined) { - error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, typeToString(returnType)); + error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, typeToString(returnType)); return unknownType; } var promiseConstructorSymbol = resolveEntityName(promiseConstructorName, 107455 /* Value */, /*ignoreErrors*/ true); var promiseConstructorType = promiseConstructorSymbol ? getTypeOfSymbol(promiseConstructorSymbol) : unknownType; if (promiseConstructorType === unknownType) { - error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + if (promiseConstructorName.kind === 71 /* Identifier */ && promiseConstructorName.escapedText === "Promise" && getTargetType(returnType) === getGlobalPromiseType(/*reportErrors*/ false)) { + error(returnTypeNode, ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option); + } + else { + error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + } return unknownType; } - var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(); + var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(/*reportErrors*/ true); if (globalPromiseConstructorLikeType === emptyObjectType) { // If we couldn't resolve the global PromiseConstructorLike type we cannot verify // compatibility with __awaiter. - error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); return unknownType; } - if (!checkTypeAssignableTo(promiseConstructorType, globalPromiseConstructorLikeType, node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value)) { + if (!checkTypeAssignableTo(promiseConstructorType, globalPromiseConstructorLikeType, returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value)) { return unknownType; } // Verify there is no local declaration that could collide with the promise constructor. var rootName = promiseConstructorName && getFirstIdentifier(promiseConstructorName); - var collidingSymbol = getSymbol(node.locals, rootName.text, 107455 /* Value */); + var collidingSymbol = getSymbol(node.locals, rootName.escapedText, 107455 /* Value */); if (collidingSymbol) { - error(collidingSymbol.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions, rootName.text, ts.entityNameToString(promiseConstructorName)); + error(collidingSymbol.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions, ts.idText(rootName), ts.entityNameToString(promiseConstructorName)); return unknownType; } } // Get and return the awaited type of the return type. - return checkAwaitedType(returnType, node, ts.Diagnostics.An_async_function_or_method_must_have_a_valid_awaitable_return_type); + return checkAwaitedType(returnType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } /** Check a decorator */ function checkDecorator(node) { @@ -39344,22 +41707,22 @@ var ts; var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node); var errorInfo; switch (node.parent.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: var classSymbol = getSymbolOfNode(node.parent); var classConstructorType = getTypeOfSymbol(classSymbol); expectedReturnType = getUnionType([classConstructorType, voidType]); break; - case 144 /* Parameter */: + case 146 /* Parameter */: expectedReturnType = voidType; errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any); break; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: expectedReturnType = voidType; errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_return_type_of_a_property_decorator_function_must_be_either_void_or_any); break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: var methodType = getTypeOfNode(node.parent); var descriptorType = createTypedPropertyDescriptorType(methodType); expectedReturnType = getUnionType([descriptorType, voidType]); @@ -39372,18 +41735,75 @@ var ts; * marked as referenced to prevent import elision. */ function markTypeNodeAsReferenced(node) { - var typeName = node && ts.getEntityNameFromTypeNode(node); - var rootName = typeName && getFirstIdentifier(typeName); - var rootSymbol = rootName && resolveName(rootName, rootName.text, (typeName.kind === 70 /* Identifier */ ? 793064 /* Type */ : 1920 /* Namespace */) | 8388608 /* Alias */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + markEntityNameOrEntityExpressionAsReference(node && ts.getEntityNameFromTypeNode(node)); + } + function markEntityNameOrEntityExpressionAsReference(typeName) { + if (!typeName) + return; + var rootName = getFirstIdentifier(typeName); + var meaning = (typeName.kind === 71 /* Identifier */ ? 793064 /* Type */ : 1920 /* Namespace */) | 2097152 /* Alias */; + var rootSymbol = resolveName(rootName, rootName.escapedText, meaning, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isRefernce*/ true); if (rootSymbol - && rootSymbol.flags & 8388608 /* Alias */ + && rootSymbol.flags & 2097152 /* Alias */ && symbolIsValue(rootSymbol) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(rootSymbol))) { markAliasSymbolAsReferenced(rootSymbol); } } + /** + * This function marks the type used for metadata decorator as referenced if it is import + * from external module. + * This is different from markTypeNodeAsReferenced because it tries to simplify type nodes in + * union and intersection type + * @param node + */ + function markDecoratorMedataDataTypeNodeAsReferenced(node) { + var entityName = getEntityNameForDecoratorMetadata(node); + if (entityName && ts.isEntityName(entityName)) { + markEntityNameOrEntityExpressionAsReference(entityName); + } + } + function getEntityNameForDecoratorMetadata(node) { + if (node) { + switch (node.kind) { + case 167 /* IntersectionType */: + case 166 /* UnionType */: + var commonEntityName = void 0; + for (var _i = 0, _a = node.types; _i < _a.length; _i++) { + var typeNode = _a[_i]; + var individualEntityName = getEntityNameForDecoratorMetadata(typeNode); + if (!individualEntityName) { + // Individual is something like string number + // So it would be serialized to either that type or object + // Safe to return here + return undefined; + } + if (commonEntityName) { + // Note this is in sync with the transformation that happens for type node. + // Keep this in sync with serializeUnionOrIntersectionType + // Verify if they refer to same entity and is identifier + // return undefined if they dont match because we would emit object + if (!ts.isIdentifier(commonEntityName) || + !ts.isIdentifier(individualEntityName) || + commonEntityName.escapedText !== individualEntityName.escapedText) { + return undefined; + } + } + else { + commonEntityName = individualEntityName; + } + } + return commonEntityName; + case 168 /* ParenthesizedType */: + return getEntityNameForDecoratorMetadata(node.type); + case 159 /* TypeReference */: + return node.typeName; + } + } + } function getParameterTypeNodeForDecoratorCheck(node) { - return node.dotDotDotToken ? ts.getRestParameterElementType(node.type) : node.type; + var typeNode = ts.getEffectiveTypeAnnotationNode(node); + return ts.isRestParameter(node) ? ts.getRestParameterElementType(typeNode) : typeNode; } /** Check the decorators of a node */ function checkDecorators(node) { @@ -39400,36 +41820,36 @@ var ts; } var firstDecorator = node.decorators[0]; checkExternalEmitHelpers(firstDecorator, 8 /* Decorate */); - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { checkExternalEmitHelpers(firstDecorator, 32 /* Param */); } if (compilerOptions.emitDecoratorMetadata) { checkExternalEmitHelpers(firstDecorator, 16 /* Metadata */); // we only need to perform these checks if we are emitting serialized type metadata for the target of a decorator. switch (node.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: var constructor = ts.getFirstConstructorWithBody(node); if (constructor) { for (var _i = 0, _a = constructor.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; - markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); + markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); } } break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: for (var _b = 0, _c = node.parameters; _b < _c.length; _b++) { var parameter = _c[_b]; - markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); + markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); } - markTypeNodeAsReferenced(node.type); + markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveReturnTypeNode(node)); break; - case 147 /* PropertyDeclaration */: - markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(node)); + case 149 /* PropertyDeclaration */: + markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveTypeAnnotationNode(node)); break; - case 144 /* Parameter */: - markTypeNodeAsReferenced(node.type); + case 146 /* Parameter */: + markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(node)); break; } } @@ -39437,21 +41857,65 @@ var ts; } function checkFunctionDeclaration(node) { if (produceDiagnostics) { - checkFunctionOrMethodDeclaration(node) || checkGrammarForGenerator(node); + checkFunctionOrMethodDeclaration(node); + checkGrammarForGenerator(node); checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } } + function checkJSDocTypedefTag(node) { + if (!node.typeExpression) { + // If the node had `@property` tags, `typeExpression` would have been set to the first property tag. + error(node.name, ts.Diagnostics.JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags); + } + } + function checkJSDocParameterTag(node) { + checkSourceElement(node.typeExpression); + if (!ts.getParameterSymbolFromJSDoc(node)) { + error(node.name, ts.Diagnostics.JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name, ts.idText(node.name.kind === 143 /* QualifiedName */ ? node.name.right : node.name)); + } + } + function checkJSDocAugmentsTag(node) { + var classLike = ts.getJSDocHost(node); + if (!ts.isClassDeclaration(classLike) && !ts.isClassExpression(classLike)) { + error(classLike, ts.Diagnostics.JSDoc_0_is_not_attached_to_a_class, ts.idText(node.tagName)); + return; + } + var augmentsTags = ts.getAllJSDocTagsOfKind(classLike, 277 /* JSDocAugmentsTag */); + ts.Debug.assert(augmentsTags.length > 0); + if (augmentsTags.length > 1) { + error(augmentsTags[1], ts.Diagnostics.Class_declarations_cannot_have_more_than_one_augments_or_extends_tag); + } + var name = getIdentifierFromEntityNameExpression(node.class.expression); + var extend = ts.getClassExtendsHeritageClauseElement(classLike); + if (extend) { + var className = getIdentifierFromEntityNameExpression(extend.expression); + if (className && name.escapedText !== className.escapedText) { + error(name, ts.Diagnostics.JSDoc_0_1_does_not_match_the_extends_2_clause, ts.idText(node.tagName), ts.idText(name), ts.idText(className)); + } + } + } + function getIdentifierFromEntityNameExpression(node) { + switch (node.kind) { + case 71 /* Identifier */: + return node; + case 179 /* PropertyAccessExpression */: + return node.name; + default: + return undefined; + } + } function checkFunctionOrMethodDeclaration(node) { checkDecorators(node); checkSignatureDeclaration(node); - var isAsync = ts.isAsyncFunctionLike(node); + var functionFlags = ts.getFunctionFlags(node); // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name && node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name && node.name.kind === 144 /* ComputedPropertyName */) { // This check will account for methods in class/interface declarations, // as well as accessors in classes/object literals checkComputedPropertyName(node.name); @@ -39465,10 +41929,9 @@ var ts; // Since the javascript won't do semantic analysis like typescript, // if the javascript file comes before the typescript file and both contain same name functions, // checkFunctionOrConstructorSymbol wouldn't be called if we didnt ignore javascript function. - var firstDeclaration = ts.forEach(localSymbol.declarations, + var firstDeclaration = ts.find(localSymbol.declarations, // Get first non javascript function declaration - function (declaration) { return declaration.kind === node.kind && !ts.isSourceFileJavaScript(ts.getSourceFileOfNode(declaration)) ? - declaration : undefined; }); + function (declaration) { return declaration.kind === node.kind && !(declaration.flags & 65536 /* JavaScriptFile */); }); // Only type check the symbol once if (node === firstDeclaration) { checkFunctionOrConstructorSymbol(localSymbol); @@ -39482,17 +41945,20 @@ var ts; } } checkSourceElement(node.body); - if (!node.asteriskToken) { - var returnOrPromisedType = node.type && (isAsync ? checkAsyncFunctionReturnType(node) : getTypeFromTypeNode(node.type)); + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + if ((functionFlags & 1 /* Generator */) === 0) { + var returnOrPromisedType = returnTypeNode && (functionFlags & 2 /* Async */ + ? checkAsyncFunctionReturnType(node) // Async function + : getTypeFromTypeNode(returnTypeNode)); // normal function checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType); } - if (produceDiagnostics && !node.type) { + if (produceDiagnostics && !returnTypeNode) { // Report an implicit any error if there is no body, no explicit return type, and node is not a private method // in an ambient context - if (compilerOptions.noImplicitAny && ts.nodeIsMissing(node.body) && !isPrivateWithinAmbient(node)) { + if (noImplicitAny && ts.nodeIsMissing(node.body) && !isPrivateWithinAmbient(node)) { reportImplicitAnyError(node, anyType); } - if (node.asteriskToken && ts.nodeIsPresent(node.body)) { + if (functionFlags & 1 /* Generator */ && ts.nodeIsPresent(node.body)) { // A generator with a body and no type annotation can still cause errors. It can error if the // yielded values have no common supertype, or it can give an implicit any error if it has no // yielded values. The only way to trigger these errors is to try checking its return type. @@ -39511,72 +41977,71 @@ var ts; for (var _i = 0, deferredUnusedIdentifierNodes_1 = deferredUnusedIdentifierNodes; _i < deferredUnusedIdentifierNodes_1.length; _i++) { var node = deferredUnusedIdentifierNodes_1[_i]; switch (node.kind) { - case 261 /* SourceFile */: - case 230 /* ModuleDeclaration */: + case 265 /* SourceFile */: + case 233 /* ModuleDeclaration */: checkUnusedModuleMembers(node); break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: checkUnusedClassMembers(node); checkUnusedTypeParameters(node); break; - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: checkUnusedTypeParameters(node); break; - case 204 /* Block */: - case 232 /* CaseBlock */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 207 /* Block */: + case 235 /* CaseBlock */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: checkUnusedLocalsAndParameters(node); break; - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* Constructor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: if (node.body) { checkUnusedLocalsAndParameters(node); } checkUnusedTypeParameters(node); break; - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + checkUnusedTypeParameters(node); + break; + case 231 /* TypeAliasDeclaration */: checkUnusedTypeParameters(node); break; } - ; } } } function checkUnusedLocalsAndParameters(node) { - if (node.parent.kind !== 227 /* InterfaceDeclaration */ && noUnusedIdentifiers && !ts.isInAmbientContext(node)) { - var _loop_2 = function (key) { - var local = node.locals[key]; + if (node.parent.kind !== 230 /* InterfaceDeclaration */ && noUnusedIdentifiers && !ts.isInAmbientContext(node)) { + node.locals.forEach(function (local) { if (!local.isReferenced) { - if (local.valueDeclaration && ts.getRootDeclaration(local.valueDeclaration).kind === 144 /* Parameter */) { + if (local.valueDeclaration && ts.getRootDeclaration(local.valueDeclaration).kind === 146 /* Parameter */) { var parameter = ts.getRootDeclaration(local.valueDeclaration); + var name = ts.getNameOfDeclaration(local.valueDeclaration); if (compilerOptions.noUnusedParameters && !ts.isParameterPropertyDeclaration(parameter) && !ts.parameterIsThisKeyword(parameter) && - !parameterNameStartsWithUnderscore(local.valueDeclaration.name)) { - error(local.valueDeclaration.name, ts.Diagnostics._0_is_declared_but_never_used, local.name); + !parameterNameStartsWithUnderscore(name)) { + error(name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(local)); } } else if (compilerOptions.noUnusedLocals) { - ts.forEach(local.declarations, function (d) { return errorUnusedLocal(d.name || d, local.name); }); + ts.forEach(local.declarations, function (d) { return errorUnusedLocal(d, ts.symbolName(local)); }); } } - }; - for (var key in node.locals) { - _loop_2(key); - } + }); } } function isRemovedPropertyFromObjectSpread(node) { @@ -39586,40 +42051,40 @@ var ts; } return false; } - function errorUnusedLocal(node, name) { + function errorUnusedLocal(declaration, name) { + var node = ts.getNameOfDeclaration(declaration) || declaration; if (isIdentifierThatStartsWithUnderScore(node)) { - var declaration = ts.getRootDeclaration(node.parent); - if (declaration.kind === 223 /* VariableDeclaration */ && - (declaration.parent.parent.kind === 212 /* ForInStatement */ || - declaration.parent.parent.kind === 213 /* ForOfStatement */)) { + var declaration_2 = ts.getRootDeclaration(node.parent); + if ((declaration_2.kind === 226 /* VariableDeclaration */ && ts.isForInOrOfStatement(declaration_2.parent.parent)) || + declaration_2.kind === 145 /* TypeParameter */) { return; } } - if (!isRemovedPropertyFromObjectSpread(node.kind === 70 /* Identifier */ ? node.parent : node)) { - error(node, ts.Diagnostics._0_is_declared_but_never_used, name); + if (!isRemovedPropertyFromObjectSpread(node.kind === 71 /* Identifier */ ? node.parent : node)) { + error(node, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, name); } } function parameterNameStartsWithUnderscore(parameterName) { return parameterName && isIdentifierThatStartsWithUnderScore(parameterName); } function isIdentifierThatStartsWithUnderScore(node) { - return node.kind === 70 /* Identifier */ && node.text.charCodeAt(0) === 95 /* _ */; + return node.kind === 71 /* Identifier */ && ts.idText(node).charCodeAt(0) === 95 /* _ */; } function checkUnusedClassMembers(node) { if (compilerOptions.noUnusedLocals && !ts.isInAmbientContext(node)) { if (node.members) { for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind === 149 /* MethodDeclaration */ || member.kind === 147 /* PropertyDeclaration */) { - if (!member.symbol.isReferenced && ts.getModifierFlags(member) & 8 /* Private */) { - error(member.name, ts.Diagnostics._0_is_declared_but_never_used, member.symbol.name); + if (member.kind === 151 /* MethodDeclaration */ || member.kind === 149 /* PropertyDeclaration */) { + if (!member.symbol.isReferenced && ts.hasModifier(member, 8 /* Private */)) { + error(member.name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(member.symbol)); } } - else if (member.kind === 150 /* Constructor */) { + else if (member.kind === 152 /* Constructor */) { for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) { var parameter = _c[_b]; - if (!parameter.symbol.isReferenced && ts.getModifierFlags(parameter) & 8 /* Private */) { - error(parameter.name, ts.Diagnostics.Property_0_is_declared_but_never_used, parameter.symbol.name); + if (!parameter.symbol.isReferenced && ts.hasModifier(parameter, 8 /* Private */)) { + error(parameter.name, ts.Diagnostics.Property_0_is_declared_but_its_value_is_never_read, ts.symbolName(parameter.symbol)); } } } @@ -39639,8 +42104,8 @@ var ts; } for (var _i = 0, _a = node.typeParameters; _i < _a.length; _i++) { var typeParameter = _a[_i]; - if (!getMergedSymbol(typeParameter.symbol).isReferenced) { - error(typeParameter.name, ts.Diagnostics._0_is_declared_but_never_used, typeParameter.symbol.name); + if (!getMergedSymbol(typeParameter.symbol).isReferenced && !isIdentifierThatStartsWithUnderScore(typeParameter.name)) { + error(typeParameter.name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(typeParameter.symbol)); } } } @@ -39648,50 +42113,56 @@ var ts; } function checkUnusedModuleMembers(node) { if (compilerOptions.noUnusedLocals && !ts.isInAmbientContext(node)) { - for (var key in node.locals) { - var local = node.locals[key]; + node.locals.forEach(function (local) { if (!local.isReferenced && !local.exportSymbol) { for (var _i = 0, _a = local.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; if (!ts.isAmbientModule(declaration)) { - errorUnusedLocal(declaration.name, local.name); + errorUnusedLocal(declaration, ts.symbolName(local)); } } } - } + }); } } function checkBlock(node) { // Grammar checking for SyntaxKind.Block - if (node.kind === 204 /* Block */) { + if (node.kind === 207 /* Block */) { checkGrammarStatementInAmbientContext(node); } - ts.forEach(node.statements, checkSourceElement); + if (ts.isFunctionOrModuleBlock(node)) { + var saveFlowAnalysisDisabled = flowAnalysisDisabled; + ts.forEach(node.statements, checkSourceElement); + flowAnalysisDisabled = saveFlowAnalysisDisabled; + } + else { + ts.forEach(node.statements, checkSourceElement); + } if (node.locals) { registerForUnusedIdentifiersCheck(node); } } function checkCollisionWithArgumentsInGeneratedCode(node) { // no rest parameters \ declaration context \ overload - no codegen impact - if (!ts.hasDeclaredRestParameter(node) || ts.isInAmbientContext(node) || ts.nodeIsMissing(node.body)) { + if (!ts.hasRestParameter(node) || ts.isInAmbientContext(node) || ts.nodeIsMissing(node.body)) { return; } ts.forEach(node.parameters, function (p) { - if (p.name && !ts.isBindingPattern(p.name) && p.name.text === argumentsSymbol.name) { + if (p.name && !ts.isBindingPattern(p.name) && p.name.escapedText === argumentsSymbol.escapedName) { error(p, ts.Diagnostics.Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters); } }); } function needCollisionCheckForIdentifier(node, identifier, name) { - if (!(identifier && identifier.text === name)) { + if (!(identifier && identifier.escapedText === name)) { return false; } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 146 /* PropertySignature */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 148 /* MethodSignature */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 149 /* PropertyDeclaration */ || + node.kind === 148 /* PropertySignature */ || + node.kind === 151 /* MethodDeclaration */ || + node.kind === 150 /* MethodSignature */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // it is ok to have member named '_super' or '_this' - member access is always qualified return false; } @@ -39700,7 +42171,7 @@ var ts; return false; } var root = ts.getRootDeclaration(node); - if (root.kind === 144 /* Parameter */ && ts.nodeIsMissing(root.parent.body)) { + if (root.kind === 146 /* Parameter */ && ts.nodeIsMissing(root.parent.body)) { // just an overload - no codegen impact return false; } @@ -39711,22 +42182,39 @@ var ts; potentialThisCollisions.push(node); } } + function checkCollisionWithCapturedNewTargetVariable(node, name) { + if (needCollisionCheckForIdentifier(node, name, "_newTarget")) { + potentialNewTargetCollisions.push(node); + } + } // this function will run after checking the source file so 'CaptureThis' is correct for all nodes function checkIfThisIsCapturedInEnclosingScope(node) { - var current = node; - while (current) { + ts.findAncestor(node, function (current) { if (getNodeCheckFlags(current) & 4 /* CaptureThis */) { - var isDeclaration_1 = node.kind !== 70 /* Identifier */; + var isDeclaration_1 = node.kind !== 71 /* Identifier */; if (isDeclaration_1) { - error(node.name, ts.Diagnostics.Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference); + error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference); } else { error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference); } - return; + return true; } - current = current.parent; - } + }); + } + function checkIfNewTargetIsCapturedInEnclosingScope(node) { + ts.findAncestor(node, function (current) { + if (getNodeCheckFlags(current) & 8 /* CaptureNewTarget */) { + var isDeclaration_2 = node.kind !== 71 /* Identifier */; + if (isDeclaration_2) { + error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference); + } + else { + error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference); + } + return true; + } + }); } function checkCollisionWithCapturedSuperVariable(node, name) { if (!needCollisionCheckForIdentifier(node, name, "_super")) { @@ -39739,8 +42227,8 @@ var ts; return; } if (ts.getClassExtendsHeritageClauseElement(enclosingClass)) { - var isDeclaration_2 = node.kind !== 70 /* Identifier */; - if (isDeclaration_2) { + var isDeclaration_3 = node.kind !== 71 /* Identifier */; + if (isDeclaration_3) { error(node, ts.Diagnostics.Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference); } else { @@ -39757,12 +42245,12 @@ var ts; return; } // Uninstantiated modules shouldnt do this check - if (node.kind === 230 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { + if (node.kind === 233 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return; } // In case of variable declaration, node.parent is variable statement so look at the variable statement's parent var parent = getDeclarationContainer(node); - if (parent.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent)) { + if (parent.kind === 265 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent)) { // If the declaration happens to be in external module, report error that require and exports are reserved keywords error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module, ts.declarationNameToString(name), ts.declarationNameToString(name)); } @@ -39772,12 +42260,12 @@ var ts; return; } // Uninstantiated modules shouldnt do this check - if (node.kind === 230 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { + if (node.kind === 233 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return; } // In case of variable declaration, node.parent is variable statement so look at the variable statement's parent var parent = getDeclarationContainer(node); - if (parent.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent) && parent.flags & 1024 /* HasAsyncFunctions */) { + if (parent.kind === 265 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent) && parent.flags & 1024 /* HasAsyncFunctions */) { // If the declaration happens to be in external module, report error that Promise is a reserved identifier. error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions, ts.declarationNameToString(name), ts.declarationNameToString(name)); } @@ -39812,34 +42300,36 @@ var ts; // skip variable declarations that don't have initializers // NOTE: in ES6 spec initializer is required in variable declarations where name is binding pattern // so we'll always treat binding elements as initialized - if (node.kind === 223 /* VariableDeclaration */ && !node.initializer) { + if (node.kind === 226 /* VariableDeclaration */ && !node.initializer) { return; } var symbol = getSymbolOfNode(node); if (symbol.flags & 1 /* FunctionScopedVariable */) { - var localDeclarationSymbol = resolveName(node, node.name.text, 3 /* Variable */, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined); + if (!ts.isIdentifier(node.name)) + throw ts.Debug.fail(); + var localDeclarationSymbol = resolveName(node, node.name.escapedText, 3 /* Variable */, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); if (localDeclarationSymbol && localDeclarationSymbol !== symbol && localDeclarationSymbol.flags & 2 /* BlockScopedVariable */) { if (getDeclarationNodeFlagsFromSymbol(localDeclarationSymbol) & 3 /* BlockScoped */) { - var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 224 /* VariableDeclarationList */); - var container = varDeclList.parent.kind === 205 /* VariableStatement */ && varDeclList.parent.parent + var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 227 /* VariableDeclarationList */); + var container = varDeclList.parent.kind === 208 /* VariableStatement */ && varDeclList.parent.parent ? varDeclList.parent.parent : undefined; // names of block-scoped and function scoped variables can collide only // if block scoped variable is defined in the function\module\source file scope (because of variable hoisting) var namesShareScope = container && - (container.kind === 204 /* Block */ && ts.isFunctionLike(container.parent) || - container.kind === 231 /* ModuleBlock */ || - container.kind === 230 /* ModuleDeclaration */ || - container.kind === 261 /* SourceFile */); + (container.kind === 207 /* Block */ && ts.isFunctionLike(container.parent) || + container.kind === 234 /* ModuleBlock */ || + container.kind === 233 /* ModuleDeclaration */ || + container.kind === 265 /* SourceFile */); // here we know that function scoped variable is shadowed by block scoped one // if they are defined in the same scope - binder has already reported redeclaration error // otherwise if variable has an initializer - show error that initialization will fail // since LHS will be block scoped name instead of function scoped if (!namesShareScope) { - var name_23 = symbolToString(localDeclarationSymbol); - error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name_23, name_23); + var name = symbolToString(localDeclarationSymbol); + error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name, name); } } } @@ -39847,7 +42337,7 @@ var ts; } // Check that a parameter initializer contains no references to parameters declared to the right of itself function checkParameterInitializer(node) { - if (ts.getRootDeclaration(node).kind !== 144 /* Parameter */) { + if (ts.getRootDeclaration(node).kind !== 146 /* Parameter */) { return; } var func = ts.getContainingFunction(node); @@ -39858,14 +42348,14 @@ var ts; // skip declaration names (i.e. in object literal expressions) return; } - if (n.kind === 177 /* PropertyAccessExpression */) { + if (n.kind === 179 /* PropertyAccessExpression */) { // skip property names in property access expression return visit(n.expression); } - else if (n.kind === 70 /* Identifier */) { + else if (n.kind === 71 /* Identifier */) { // check FunctionLikeDeclaration.locals (stores parameters\function local variable) // if it contains entry with a specified name - var symbol = resolveName(n, n.text, 107455 /* Value */ | 8388608 /* Alias */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + var symbol = resolveName(n, n.escapedText, 107455 /* Value */ | 2097152 /* Alias */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); if (!symbol || symbol === unknownSymbol || !symbol.valueDeclaration) { return; } @@ -39877,28 +42367,28 @@ var ts; // so we need to do a bit of extra work to check if reference is legal var enclosingContainer = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration); if (enclosingContainer === func) { - if (symbol.valueDeclaration.kind === 144 /* Parameter */ || - symbol.valueDeclaration.kind === 174 /* BindingElement */) { + if (symbol.valueDeclaration.kind === 146 /* Parameter */ || + symbol.valueDeclaration.kind === 176 /* BindingElement */) { // it is ok to reference parameter in initializer if either // - parameter is located strictly on the left of current parameter declaration if (symbol.valueDeclaration.pos < node.pos) { return; } // - parameter is wrapped in function-like entity - var current = n; - while (current !== node.initializer) { - if (ts.isFunctionLike(current.parent)) { - return; - } - // computed property names/initializers in instance property declaration of class like entities - // are executed in constructor and thus deferred - if (current.parent.kind === 147 /* PropertyDeclaration */ && - !(ts.hasModifier(current.parent, 32 /* Static */)) && - ts.isClassLike(current.parent.parent)) { - return; + if (ts.findAncestor(n, function (current) { + if (current === node.initializer) { + return "quit"; } - current = current.parent; + return ts.isFunctionLike(current.parent) || + // computed property names/initializers in instance property declaration of class like entities + // are executed in constructor and thus deferred + (current.parent.kind === 149 /* PropertyDeclaration */ && + !(ts.hasModifier(current.parent, 32 /* Static */)) && + ts.isClassLike(current.parent.parent)); + })) { + return; } + // fall through to report error } error(n, ts.Diagnostics.Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it, ts.declarationNameToString(node.name), ts.declarationNameToString(n)); } @@ -39915,47 +42405,54 @@ var ts; function checkVariableLikeDeclaration(node) { checkDecorators(node); checkSourceElement(node.type); + // JSDoc `function(string, string): string` syntax results in parameters with no name + if (!node.name) { + return; + } // For a computed property, just check the initializer and exit // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); if (node.initializer) { checkExpressionCached(node.initializer); } } - if (node.kind === 174 /* BindingElement */) { - if (node.parent.kind === 172 /* ObjectBindingPattern */ && languageVersion < 5 /* ESNext */ && !ts.isInAmbientContext(node)) { + if (node.kind === 176 /* BindingElement */) { + if (node.parent.kind === 174 /* ObjectBindingPattern */ && languageVersion < 5 /* ESNext */) { checkExternalEmitHelpers(node, 4 /* Rest */); } // check computed properties inside property names of binding elements - if (node.propertyName && node.propertyName.kind === 142 /* ComputedPropertyName */) { + if (node.propertyName && node.propertyName.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.propertyName); } // check private/protected variable access - var parent_11 = node.parent.parent; - var parentType = getTypeForBindingElementParent(parent_11); - var name_24 = node.propertyName || node.name; - var property = getPropertyOfType(parentType, ts.getTextOfPropertyName(name_24)); - markPropertyAsReferenced(property); - if (parent_11.initializer && property && getParentOfSymbol(property)) { - checkClassPropertyAccess(parent_11, parent_11.initializer, parentType, property); + var parent = node.parent.parent; + var parentType = getTypeForBindingElementParent(parent); + var name = node.propertyName || node.name; + var property = getPropertyOfType(parentType, ts.getTextOfPropertyName(name)); + markPropertyAsReferenced(property, /*nodeForCheckWriteOnly*/ undefined, /*isThisAccess*/ false); // A destructuring is never a write-only reference. + if (parent.initializer && property) { + checkPropertyAccessibility(parent, parent.initializer, parentType, property); } } // For a binding pattern, check contained binding elements if (ts.isBindingPattern(node.name)) { + if (node.name.kind === 175 /* ArrayBindingPattern */ && languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 512 /* Read */); + } ts.forEach(node.name.elements, checkSourceElement); } // For a parameter declaration with an initializer, error and exit if the containing function doesn't have a body - if (node.initializer && ts.getRootDeclaration(node).kind === 144 /* Parameter */ && ts.nodeIsMissing(ts.getContainingFunction(node).body)) { + if (node.initializer && ts.getRootDeclaration(node).kind === 146 /* Parameter */ && ts.nodeIsMissing(ts.getContainingFunction(node).body)) { error(node, ts.Diagnostics.A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation); return; } // For a binding pattern, validate the initializer and exit if (ts.isBindingPattern(node.name)) { // Don't validate for-in initializer as it is already an error - if (node.initializer && node.parent.parent.kind !== 212 /* ForInStatement */) { + if (node.initializer && node.parent.parent.kind !== 215 /* ForInStatement */) { checkTypeAssignableTo(checkExpressionCached(node.initializer), getWidenedTypeForVariableLikeDeclaration(node), node, /*headMessage*/ undefined); checkParameterInitializer(node); } @@ -39966,7 +42463,7 @@ var ts; if (node === symbol.valueDeclaration) { // Node is the primary declaration of the symbol, just validate the initializer // Don't validate for-in initializer as it is already an error - if (node.initializer && node.parent.parent.kind !== 212 /* ForInStatement */) { + if (node.initializer && node.parent.parent.kind !== 215 /* ForInStatement */) { checkTypeAssignableTo(checkExpressionCached(node.initializer), type, node, /*headMessage*/ undefined); checkParameterInitializer(node); } @@ -39982,25 +42479,26 @@ var ts; checkTypeAssignableTo(checkExpressionCached(node.initializer), declarationType, node, /*headMessage*/ undefined); } if (!areDeclarationFlagsIdentical(node, symbol.valueDeclaration)) { - error(symbol.valueDeclaration.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name)); + error(ts.getNameOfDeclaration(symbol.valueDeclaration), ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name)); error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name)); } } - if (node.kind !== 147 /* PropertyDeclaration */ && node.kind !== 146 /* PropertySignature */) { + if (node.kind !== 149 /* PropertyDeclaration */ && node.kind !== 148 /* PropertySignature */) { // We know we don't have a binding pattern or computed name here checkExportsOnMergedDeclarations(node); - if (node.kind === 223 /* VariableDeclaration */ || node.kind === 174 /* BindingElement */) { + if (node.kind === 226 /* VariableDeclaration */ || node.kind === 176 /* BindingElement */) { checkVarDeclaredNamesNotShadowed(node); } checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } } function areDeclarationFlagsIdentical(left, right) { - if ((left.kind === 144 /* Parameter */ && right.kind === 223 /* VariableDeclaration */) || - (left.kind === 223 /* VariableDeclaration */ && right.kind === 144 /* Parameter */)) { + if ((left.kind === 146 /* Parameter */ && right.kind === 226 /* VariableDeclaration */) || + (left.kind === 226 /* VariableDeclaration */ && right.kind === 146 /* Parameter */)) { // Differences in optionality between parameters and variables are allowed. return true; } @@ -40013,7 +42511,7 @@ var ts; 128 /* Abstract */ | 64 /* Readonly */ | 32 /* Static */; - return (ts.getModifierFlags(left) & interestingFlags) === (ts.getModifierFlags(right) & interestingFlags); + return ts.getSelectedModifierFlags(left, interestingFlags) === ts.getSelectedModifierFlags(right, interestingFlags); } function checkVariableDeclaration(node) { checkGrammarVariableDeclaration(node); @@ -40030,8 +42528,8 @@ var ts; } function checkGrammarDisallowedModifiersOnObjectLiteralExpressionMethod(node) { // We only disallow modifier on a method declaration if it is a property of object-literal-expression - if (node.modifiers && node.parent.kind === 176 /* ObjectLiteralExpression */) { - if (ts.isAsyncFunctionLike(node)) { + if (node.modifiers && node.parent.kind === 178 /* ObjectLiteralExpression */) { + if (ts.getFunctionFlags(node) & 2 /* Async */) { if (node.modifiers.length > 1) { return grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here); } @@ -40051,7 +42549,7 @@ var ts; checkGrammarStatementInAmbientContext(node); checkExpression(node.expression); checkSourceElement(node.thenStatement); - if (node.thenStatement.kind === 206 /* EmptyStatement */) { + if (node.thenStatement.kind === 209 /* EmptyStatement */) { error(node.thenStatement, ts.Diagnostics.The_body_of_an_if_statement_cannot_be_the_empty_statement); } checkSourceElement(node.elseStatement); @@ -40071,12 +42569,12 @@ var ts; function checkForStatement(node) { // Grammar checking if (!checkGrammarStatementInAmbientContext(node)) { - if (node.initializer && node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer && node.initializer.kind === 227 /* VariableDeclarationList */) { checkGrammarVariableDeclarationList(node.initializer); } } if (node.initializer) { - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 227 /* VariableDeclarationList */) { ts.forEach(node.initializer.declarations, checkVariableDeclaration); } else { @@ -40094,19 +42592,32 @@ var ts; } function checkForOfStatement(node) { checkGrammarForInOrForOfStatement(node); + if (node.kind === 216 /* ForOfStatement */) { + if (node.awaitModifier) { + var functionFlags = ts.getFunctionFlags(ts.getContainingFunction(node)); + if ((functionFlags & (4 /* Invalid */ | 2 /* Async */)) === 2 /* Async */ && languageVersion < 5 /* ESNext */) { + // for..await..of in an async function or async generator function prior to ESNext requires the __asyncValues helper + checkExternalEmitHelpers(node, 16384 /* ForAwaitOfIncludes */); + } + } + else if (compilerOptions.downlevelIteration && languageVersion < 2 /* ES2015 */) { + // for..of prior to ES2015 requires the __values helper when downlevelIteration is enabled + checkExternalEmitHelpers(node, 256 /* ForOfIncludes */); + } + } // Check the LHS and RHS // If the LHS is a declaration, just check it as a variable declaration, which will in turn check the RHS // via checkRightHandSideOfForOf. // If the LHS is an expression, check the LHS, as a destructuring assignment or as a reference. // Then check that the RHS is assignable to it. - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 227 /* VariableDeclarationList */) { checkForInOrForOfVariableDeclaration(node); } else { var varExpr = node.initializer; - var iteratedType = checkRightHandSideOfForOf(node.expression); + var iteratedType = checkRightHandSideOfForOf(node.expression, node.awaitModifier); // There may be a destructuring assignment on the left side - if (varExpr.kind === 175 /* ArrayLiteralExpression */ || varExpr.kind === 176 /* ObjectLiteralExpression */) { + if (varExpr.kind === 177 /* ArrayLiteralExpression */ || varExpr.kind === 178 /* ObjectLiteralExpression */) { // iteratedType may be undefined. In this case, we still want to check the structure of // varExpr, in particular making sure it's a valid LeftHandSideExpression. But we'd like // to short circuit the type relation checking as much as possible, so we pass the unknownType. @@ -40138,7 +42649,7 @@ var ts; // for (let VarDecl in Expr) Statement // VarDecl must be a variable declaration without a type annotation that declares a variable of type Any, // and Expr must be an expression of type Any, an object type, or a type parameter type. - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 227 /* VariableDeclarationList */) { var variable = node.initializer.declarations[0]; if (variable && ts.isBindingPattern(variable.name)) { error(variable.name, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern); @@ -40152,7 +42663,7 @@ var ts; // and Expr must be an expression of type Any, an object type, or a type parameter type. var varExpr = node.initializer; var leftType = checkExpression(varExpr); - if (varExpr.kind === 175 /* ArrayLiteralExpression */ || varExpr.kind === 176 /* ObjectLiteralExpression */) { + if (varExpr.kind === 177 /* ArrayLiteralExpression */ || varExpr.kind === 178 /* ObjectLiteralExpression */) { error(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern); } else if (!isTypeAssignableTo(getIndexTypeOrString(rightType), leftType)) { @@ -40165,7 +42676,7 @@ var ts; } // unknownType is returned i.e. if node.expression is identifier whose name cannot be resolved // in this case error about missing name is already reported - do not report extra one - if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 540672 /* TypeVariable */)) { + if (!isTypeAssignableToKind(rightType, 16777216 /* NonPrimitive */ | 540672 /* TypeVariable */)) { error(node.expression, ts.Diagnostics.The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter); } checkSourceElement(node.statement); @@ -40181,52 +42692,113 @@ var ts; checkVariableDeclaration(decl); } } - function checkRightHandSideOfForOf(rhsExpression) { + function checkRightHandSideOfForOf(rhsExpression, awaitModifier) { var expressionType = checkNonNullExpression(rhsExpression); - return checkIteratedTypeOrElementType(expressionType, rhsExpression, /*allowStringInput*/ true); + return checkIteratedTypeOrElementType(expressionType, rhsExpression, /*allowStringInput*/ true, awaitModifier !== undefined); } - function checkIteratedTypeOrElementType(inputType, errorNode, allowStringInput) { + function checkIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables) { if (isTypeAny(inputType)) { return inputType; } - if (languageVersion >= 2 /* ES2015 */) { - return checkElementTypeOfIterable(inputType, errorNode); - } + return getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables, /*checkAssignability*/ true) || anyType; + } + /** + * When consuming an iterable type in a for..of, spread, or iterator destructuring assignment + * we want to get the iterated type of an iterable for ES2015 or later, or the iterated type + * of a iterable (if defined globally) or element type of an array like for ES2015 or earlier. + */ + function getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables, checkAssignability) { + var uplevelIteration = languageVersion >= 2 /* ES2015 */; + var downlevelIteration = !uplevelIteration && compilerOptions.downlevelIteration; + // Get the iterated type of an `Iterable` or `IterableIterator` only in ES2015 + // or higher, when inside of an async generator or for-await-if, or when + // downlevelIteration is requested. + if (uplevelIteration || downlevelIteration || allowAsyncIterables) { + // We only report errors for an invalid iterable type in ES2015 or higher. + var iteratedType = getIteratedTypeOfIterable(inputType, uplevelIteration ? errorNode : undefined, allowAsyncIterables, /*allowSyncIterables*/ true, checkAssignability); + if (iteratedType || uplevelIteration) { + return iteratedType; + } + } + var arrayType = inputType; + var reportedError = false; + var hasStringConstituent = false; + // If strings are permitted, remove any string-like constituents from the array type. + // This allows us to find other non-string element types from an array unioned with + // a string. if (allowStringInput) { - return checkElementTypeOfArrayOrString(inputType, errorNode); - } - if (isArrayLikeType(inputType)) { - var indexType = getIndexTypeOfType(inputType, 1 /* Number */); - if (indexType) { - return indexType; + if (arrayType.flags & 65536 /* Union */) { + // After we remove all types that are StringLike, we will know if there was a string constituent + // based on whether the result of filter is a new array. + var arrayTypes = inputType.types; + var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 262178 /* StringLike */); }); + if (filteredTypes !== arrayTypes) { + arrayType = getUnionType(filteredTypes, /*subtypeReduction*/ true); + } + } + else if (arrayType.flags & 262178 /* StringLike */) { + arrayType = neverType; + } + hasStringConstituent = arrayType !== inputType; + if (hasStringConstituent) { + if (languageVersion < 1 /* ES5 */) { + if (errorNode) { + error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher); + reportedError = true; + } + } + // Now that we've removed all the StringLike types, if no constituents remain, then the entire + // arrayOrStringType was a string. + if (arrayType.flags & 8192 /* Never */) { + return stringType; + } } } - if (errorNode) { - error(errorNode, ts.Diagnostics.Type_0_is_not_an_array_type, typeToString(inputType)); + if (!isArrayLikeType(arrayType)) { + if (errorNode && !reportedError) { + // Which error we report depends on whether we allow strings or if there was a + // string constituent. For example, if the input type is number | string, we + // want to say that number is not an array type. But if the input was just + // number and string input is allowed, we want to say that number is not an + // array type or a string type. + var diagnostic = !allowStringInput || hasStringConstituent + ? downlevelIteration + ? ts.Diagnostics.Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator + : ts.Diagnostics.Type_0_is_not_an_array_type + : downlevelIteration + ? ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator + : ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type; + error(errorNode, diagnostic, typeToString(arrayType)); + } + return hasStringConstituent ? stringType : undefined; } - return unknownType; - } - /** - * When errorNode is undefined, it means we should not report any errors. - */ - function checkElementTypeOfIterable(iterable, errorNode) { - var elementType = getElementTypeOfIterable(iterable, errorNode); - // Now even though we have extracted the iteratedType, we will have to validate that the type - // passed in is actually an Iterable. - if (errorNode && elementType) { - checkTypeAssignableTo(iterable, createIterableType(elementType), errorNode); + var arrayElementType = getIndexTypeOfType(arrayType, 1 /* Number */); + if (hasStringConstituent && arrayElementType) { + // This is just an optimization for the case where arrayOrStringType is string | string[] + if (arrayElementType.flags & 262178 /* StringLike */) { + return stringType; + } + return getUnionType([arrayElementType, stringType], /*subtypeReduction*/ true); } - return elementType || anyType; + return arrayElementType; } /** * We want to treat type as an iterable, and get the type it is an iterable of. The iterable * must have the following structure (annotated with the names of the variables below): * - * { // iterable - * [Symbol.iterator]: { // iteratorFunction - * (): Iterator + * { // iterable + * [Symbol.iterator]: { // iteratorMethod + * (): Iterator + * } + * } + * + * For an async iterable, we expect the following structure: + * + * { // iterable + * [Symbol.asyncIterator]: { // iteratorMethod + * (): AsyncIterator + * } * } - * } * * T is the type we are after. At every level that involves analyzing return types * of signatures, we union the return types of all the signatures. @@ -40238,166 +42810,165 @@ var ts; * caller requested it. Then the caller can decide what to do in the case where there is no iterated * type. This is different from returning anyType, because that would signify that we have matched the * whole pattern and that T (above) is 'any'. + * + * For a **for-of** statement, `yield*` (in a normal generator), spread, array + * destructuring, or normal generator we will only ever look for a `[Symbol.iterator]()` + * method. + * + * For an async generator we will only ever look at the `[Symbol.asyncIterator]()` method. + * + * For a **for-await-of** statement or a `yield*` in an async generator we will look for + * the `[Symbol.asyncIterator]()` method first, and then the `[Symbol.iterator]()` method. */ - function getElementTypeOfIterable(type, errorNode) { + function getIteratedTypeOfIterable(type, errorNode, allowAsyncIterables, allowSyncIterables, checkAssignability) { if (isTypeAny(type)) { return undefined; } - var typeAsIterable = type; - if (!typeAsIterable.iterableElementType) { - // As an optimization, if the type is instantiated directly using the globalIterableType (Iterable), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIterableType()) { - typeAsIterable.iterableElementType = type.typeArguments[0]; + return mapType(type, getIteratedType); + function getIteratedType(type) { + var typeAsIterable = type; + if (allowAsyncIterables) { + if (typeAsIterable.iteratedTypeOfAsyncIterable) { + return typeAsIterable.iteratedTypeOfAsyncIterable; + } + // As an optimization, if the type is an instantiation of the global `AsyncIterable` + // or the global `AsyncIterableIterator` then just grab its type argument. + if (isReferenceToType(type, getGlobalAsyncIterableType(/*reportErrors*/ false)) || + isReferenceToType(type, getGlobalAsyncIterableIteratorType(/*reportErrors*/ false))) { + return typeAsIterable.iteratedTypeOfAsyncIterable = type.typeArguments[0]; + } } - else { - var iteratorFunction = getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("iterator")); - if (isTypeAny(iteratorFunction)) { - return undefined; + if (allowSyncIterables) { + if (typeAsIterable.iteratedTypeOfIterable) { + return typeAsIterable.iteratedTypeOfIterable; } - var iteratorFunctionSignatures = iteratorFunction ? getSignaturesOfType(iteratorFunction, 0 /* Call */) : emptyArray; - if (iteratorFunctionSignatures.length === 0) { - if (errorNode) { - error(errorNode, ts.Diagnostics.Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator); - } - return undefined; + // As an optimization, if the type is an instantiation of the global `Iterable` or + // `IterableIterator` then just grab its type argument. + if (isReferenceToType(type, getGlobalIterableType(/*reportErrors*/ false)) || + isReferenceToType(type, getGlobalIterableIteratorType(/*reportErrors*/ false))) { + return typeAsIterable.iteratedTypeOfIterable = type.typeArguments[0]; + } + } + var asyncMethodType = allowAsyncIterables && getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("asyncIterator")); + var methodType = asyncMethodType || (allowSyncIterables && getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("iterator"))); + if (isTypeAny(methodType)) { + return undefined; + } + var signatures = methodType && getSignaturesOfType(methodType, 0 /* Call */); + if (!ts.some(signatures)) { + if (errorNode) { + error(errorNode, allowAsyncIterables + ? ts.Diagnostics.Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator + : ts.Diagnostics.Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator); + // only report on the first error + errorNode = undefined; } - typeAsIterable.iterableElementType = getElementTypeOfIterator(getUnionType(ts.map(iteratorFunctionSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true), errorNode); + return undefined; + } + var returnType = getUnionType(ts.map(signatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + var iteratedType = getIteratedTypeOfIterator(returnType, errorNode, /*isAsyncIterator*/ !!asyncMethodType); + if (checkAssignability && errorNode && iteratedType) { + // If `checkAssignability` was specified, we were called from + // `checkIteratedTypeOrElementType`. As such, we need to validate that + // the type passed in is actually an Iterable. + checkTypeAssignableTo(type, asyncMethodType + ? createAsyncIterableType(iteratedType) + : createIterableType(iteratedType), errorNode); } + return asyncMethodType + ? typeAsIterable.iteratedTypeOfAsyncIterable = iteratedType + : typeAsIterable.iteratedTypeOfIterable = iteratedType; } - return typeAsIterable.iterableElementType; } /** - * This function has very similar logic as getElementTypeOfIterable, except that it operates on + * This function has very similar logic as getIteratedTypeOfIterable, except that it operates on * Iterators instead of Iterables. Here is the structure: * * { // iterator - * next: { // iteratorNextFunction - * (): { // iteratorNextResult - * value: T // iteratorNextValue + * next: { // nextMethod + * (): { // nextResult + * value: T // nextValue * } * } * } * + * For an async iterator, we expect the following structure: + * + * { // iterator + * next: { // nextMethod + * (): PromiseLike<{ // nextResult + * value: T // nextValue + * }> + * } + * } */ - function getElementTypeOfIterator(type, errorNode) { + function getIteratedTypeOfIterator(type, errorNode, isAsyncIterator) { if (isTypeAny(type)) { return undefined; } var typeAsIterator = type; - if (!typeAsIterator.iteratorElementType) { - // As an optimization, if the type is instantiated directly using the globalIteratorType (Iterator), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIteratorType()) { - typeAsIterator.iteratorElementType = type.typeArguments[0]; - } - else { - var iteratorNextFunction = getTypeOfPropertyOfType(type, "next"); - if (isTypeAny(iteratorNextFunction)) { - return undefined; - } - var iteratorNextFunctionSignatures = iteratorNextFunction ? getSignaturesOfType(iteratorNextFunction, 0 /* Call */) : emptyArray; - if (iteratorNextFunctionSignatures.length === 0) { - if (errorNode) { - error(errorNode, ts.Diagnostics.An_iterator_must_have_a_next_method); - } - return undefined; - } - var iteratorNextResult = getUnionType(ts.map(iteratorNextFunctionSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); - if (isTypeAny(iteratorNextResult)) { - return undefined; - } - var iteratorNextValue = getTypeOfPropertyOfType(iteratorNextResult, "value"); - if (!iteratorNextValue) { - if (errorNode) { - error(errorNode, ts.Diagnostics.The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property); - } - return undefined; - } - typeAsIterator.iteratorElementType = iteratorNextValue; - } + if (isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator) { + return isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator; + } + // As an optimization, if the type is an instantiation of the global `Iterator` (for + // a non-async iterator) or the global `AsyncIterator` (for an async-iterator) then + // just grab its type argument. + var getIteratorType = isAsyncIterator ? getGlobalAsyncIteratorType : getGlobalIteratorType; + if (isReferenceToType(type, getIteratorType(/*reportErrors*/ false))) { + return isAsyncIterator + ? typeAsIterator.iteratedTypeOfAsyncIterator = type.typeArguments[0] + : typeAsIterator.iteratedTypeOfIterator = type.typeArguments[0]; + } + // Both async and non-async iterators must have a `next` method. + var nextMethod = getTypeOfPropertyOfType(type, "next"); + if (isTypeAny(nextMethod)) { + return undefined; } - return typeAsIterator.iteratorElementType; - } - function getElementTypeOfIterableIterator(type) { - if (isTypeAny(type)) { + var nextMethodSignatures = nextMethod ? getSignaturesOfType(nextMethod, 0 /* Call */) : ts.emptyArray; + if (nextMethodSignatures.length === 0) { + if (errorNode) { + error(errorNode, isAsyncIterator + ? ts.Diagnostics.An_async_iterator_must_have_a_next_method + : ts.Diagnostics.An_iterator_must_have_a_next_method); + } return undefined; } - // As an optimization, if the type is instantiated directly using the globalIterableIteratorType (IterableIterator), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIterableIteratorType()) { - return type.typeArguments[0]; + var nextResult = getUnionType(ts.map(nextMethodSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + if (isTypeAny(nextResult)) { + return undefined; } - return getElementTypeOfIterable(type, /*errorNode*/ undefined) || - getElementTypeOfIterator(type, /*errorNode*/ undefined); - } - /** - * This function does the following steps: - * 1. Break up arrayOrStringType (possibly a union) into its string constituents and array constituents. - * 2. Take the element types of the array constituents. - * 3. Return the union of the element types, and string if there was a string constituent. - * - * For example: - * string -> string - * number[] -> number - * string[] | number[] -> string | number - * string | number[] -> string | number - * string | string[] | number[] -> string | number - * - * It also errors if: - * 1. Some constituent is neither a string nor an array. - * 2. Some constituent is a string and target is less than ES5 (because in ES3 string is not indexable). - */ - function checkElementTypeOfArrayOrString(arrayOrStringType, errorNode) { - ts.Debug.assert(languageVersion < 2 /* ES2015 */); - var arrayType = arrayOrStringType; - if (arrayOrStringType.flags & 65536 /* Union */) { - // After we remove all types that are StringLike, we will know if there was a string constituent - // based on whether the result of filter is a new array. - var arrayTypes = arrayOrStringType.types; - var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 262178 /* StringLike */); }); - if (filteredTypes !== arrayTypes) { - arrayType = getUnionType(filteredTypes, /*subtypeReduction*/ true); - } - } - else if (arrayOrStringType.flags & 262178 /* StringLike */) { - arrayType = neverType; - } - var hasStringConstituent = arrayOrStringType !== arrayType; - var reportedError = false; - if (hasStringConstituent) { - if (languageVersion < 1 /* ES5 */) { - error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher); - reportedError = true; - } - // Now that we've removed all the StringLike types, if no constituents remain, then the entire - // arrayOrStringType was a string. - if (arrayType.flags & 8192 /* Never */) { - return stringType; + // For an async iterator, we must get the awaited type of the return type. + if (isAsyncIterator) { + nextResult = getAwaitedTypeOfPromise(nextResult, errorNode, ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property); + if (isTypeAny(nextResult)) { + return undefined; } } - if (!isArrayLikeType(arrayType)) { - if (!reportedError) { - // Which error we report depends on whether there was a string constituent. For example, - // if the input type is number | string, we want to say that number is not an array type. - // But if the input was just number, we want to say that number is not an array type - // or a string type. - var diagnostic = hasStringConstituent - ? ts.Diagnostics.Type_0_is_not_an_array_type - : ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type; - error(errorNode, diagnostic, typeToString(arrayType)); + var nextValue = nextResult && getTypeOfPropertyOfType(nextResult, "value"); + if (!nextValue) { + if (errorNode) { + error(errorNode, isAsyncIterator + ? ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property + : ts.Diagnostics.The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property); } - return hasStringConstituent ? stringType : unknownType; + return undefined; } - var arrayElementType = getIndexTypeOfType(arrayType, 1 /* Number */) || unknownType; - if (hasStringConstituent) { - // This is just an optimization for the case where arrayOrStringType is string | string[] - if (arrayElementType.flags & 262178 /* StringLike */) { - return stringType; - } - return getUnionType([arrayElementType, stringType], /*subtypeReduction*/ true); + return isAsyncIterator + ? typeAsIterator.iteratedTypeOfAsyncIterator = nextValue + : typeAsIterator.iteratedTypeOfIterator = nextValue; + } + /** + * A generator may have a return type of `Iterator`, `Iterable`, or + * `IterableIterator`. An async generator may have a return type of `AsyncIterator`, + * `AsyncIterable`, or `AsyncIterableIterator`. This function can be used to extract + * the iterated type from this return type for contextual typing and verifying signatures. + */ + function getIteratedTypeOfGenerator(returnType, isAsyncGenerator) { + if (isTypeAny(returnType)) { + return undefined; } - return arrayElementType; + return getIteratedTypeOfIterable(returnType, /*errorNode*/ undefined, /*allowAsyncIterables*/ isAsyncGenerator, /*allowSyncIterables*/ !isAsyncGenerator, /*checkAssignability*/ false) + || getIteratedTypeOfIterator(returnType, /*errorNode*/ undefined, isAsyncGenerator); } function checkBreakOrContinueStatement(node) { // Grammar checking @@ -40405,10 +42976,13 @@ var ts; // TODO: Check that target label is valid } function isGetAccessorWithAnnotatedSetAccessor(node) { - return !!(node.kind === 151 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 152 /* SetAccessor */))); + return node.kind === 153 /* GetAccessor */ + && ts.getEffectiveSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 154 /* SetAccessor */)) !== undefined; } function isUnwrappedReturnTypeVoidOrAny(func, returnType) { - var unwrappedReturnType = ts.isAsyncFunctionLike(func) ? getPromisedType(returnType) : returnType; + var unwrappedReturnType = (ts.getFunctionFlags(func) & 3 /* AsyncGenerator */) === 2 /* Async */ + ? getPromisedTypeOfPromise(returnType) // Async function + : returnType; // AsyncGenerator function, Generator function, or normal function return unwrappedReturnType && maybeTypeOfKind(unwrappedReturnType, 1024 /* Void */ | 1 /* Any */); } function checkReturnStatement(node) { @@ -40425,40 +42999,41 @@ var ts; var returnType = getReturnTypeOfSignature(signature); if (strictNullChecks || node.expression || returnType.flags & 8192 /* Never */) { var exprType = node.expression ? checkExpressionCached(node.expression) : undefinedType; - if (func.asteriskToken) { + var functionFlags = ts.getFunctionFlags(func); + if (functionFlags & 1 /* Generator */) { // A generator does not need its return expressions checked against its return type. // Instead, the yield expressions are checked against the element type. // TODO: Check return expressions of generators when return type tracking is added // for generators. return; } - if (func.kind === 152 /* SetAccessor */) { + if (func.kind === 154 /* SetAccessor */) { if (node.expression) { - error(node.expression, ts.Diagnostics.Setters_cannot_return_a_value); + error(node, ts.Diagnostics.Setters_cannot_return_a_value); } } - else if (func.kind === 150 /* Constructor */) { - if (node.expression && !checkTypeAssignableTo(exprType, returnType, node.expression)) { - error(node.expression, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class); + else if (func.kind === 152 /* Constructor */) { + if (node.expression && !checkTypeAssignableTo(exprType, returnType, node)) { + error(node, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class); } } - else if (func.type || isGetAccessorWithAnnotatedSetAccessor(func)) { - if (ts.isAsyncFunctionLike(func)) { - var promisedType = getPromisedType(returnType); - var awaitedType = checkAwaitedType(exprType, node.expression || node, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + else if (ts.getEffectiveReturnTypeNode(func) || isGetAccessorWithAnnotatedSetAccessor(func)) { + if (functionFlags & 2 /* Async */) { + var promisedType = getPromisedTypeOfPromise(returnType); + var awaitedType = checkAwaitedType(exprType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); if (promisedType) { // If the function has a return type, but promisedType is // undefined, an error will be reported in checkAsyncFunctionReturnType // so we don't need to report one here. - checkTypeAssignableTo(awaitedType, promisedType, node.expression || node); + checkTypeAssignableTo(awaitedType, promisedType, node); } } else { - checkTypeAssignableTo(exprType, returnType, node.expression || node); + checkTypeAssignableTo(exprType, returnType, node); } } } - else if (func.kind !== 150 /* Constructor */ && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType)) { + else if (func.kind !== 152 /* Constructor */ && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType)) { // The function has a return type, but the return statement doesn't have an expression. error(node, ts.Diagnostics.Not_all_code_paths_return_a_value); } @@ -40488,7 +43063,7 @@ var ts; var expressionIsLiteral = isLiteralType(expressionType); ts.forEach(node.caseBlock.clauses, function (clause) { // Grammar check for duplicate default clauses, skip if we already report duplicate default clause - if (clause.kind === 254 /* DefaultClause */ && !hasDuplicateDefaultClause) { + if (clause.kind === 258 /* DefaultClause */ && !hasDuplicateDefaultClause) { if (firstDefaultClause === undefined) { firstDefaultClause = clause; } @@ -40500,7 +43075,7 @@ var ts; hasDuplicateDefaultClause = true; } } - if (produceDiagnostics && clause.kind === 253 /* CaseClause */) { + if (produceDiagnostics && clause.kind === 257 /* CaseClause */) { var caseClause = clause; // TypeScript 1.0 spec (April 2014): 5.9 // In a 'switch' statement, each 'case' expression must be of a type that is comparable @@ -40526,18 +43101,16 @@ var ts; function checkLabeledStatement(node) { // Grammar checking if (!checkGrammarStatementInAmbientContext(node)) { - var current = node.parent; - while (current) { + ts.findAncestor(node.parent, function (current) { if (ts.isFunctionLike(current)) { - break; + return "quit"; } - if (current.kind === 219 /* LabeledStatement */ && current.label.text === node.label.text) { + if (current.kind === 222 /* LabeledStatement */ && current.label.escapedText === node.label.escapedText) { var sourceFile = ts.getSourceFileOfNode(node); grammarErrorOnNode(node.label, ts.Diagnostics.Duplicate_label_0, ts.getTextOfNodeFromSourceText(sourceFile.text, node.label)); - break; + return true; } - current = current.parent; - } + }); } // ensure that label is unique checkSourceElement(node.statement); @@ -40568,14 +43141,14 @@ var ts; grammarErrorOnFirstToken(catchClause.variableDeclaration.initializer, ts.Diagnostics.Catch_clause_variable_cannot_have_an_initializer); } else { - var blockLocals = catchClause.block.locals; - if (blockLocals) { - for (var caughtName in catchClause.locals) { - var blockLocal = blockLocals[caughtName]; + var blockLocals_1 = catchClause.block.locals; + if (blockLocals_1) { + ts.forEachKey(catchClause.locals, function (caughtName) { + var blockLocal = blockLocals_1.get(caughtName); if (blockLocal && (blockLocal.flags & 2 /* BlockScopedVariable */) !== 0) { grammarErrorOnNode(blockLocal.valueDeclaration, ts.Diagnostics.Cannot_redeclare_identifier_0_in_catch_clause, caughtName); } - } + }); } } } @@ -40603,7 +43176,7 @@ var ts; // Only process instance properties with computed names here. // Static properties cannot be in conflict with indexers, // and properties with literal names were already checked. - if (!(ts.getModifierFlags(member) & 32 /* Static */) && ts.hasDynamicName(member)) { + if (!ts.hasModifier(member, 32 /* Static */) && ts.hasDynamicName(member)) { var propType = getTypeOfSymbol(member.symbol); checkIndexConstraintForProperty(member.symbol, propType, type, declaredStringIndexer, stringIndexType, 0 /* String */); checkIndexConstraintForProperty(member.symbol, propType, type, declaredNumberIndexer, numberIndexType, 1 /* Number */); @@ -40627,15 +43200,19 @@ var ts; if (!indexType) { return; } + var propDeclaration = prop.valueDeclaration; // index is numeric and property name is not valid numeric literal - if (indexKind === 1 /* Number */ && !isNumericName(prop.valueDeclaration.name)) { + if (indexKind === 1 /* Number */ && !(propDeclaration ? isNumericName(ts.getNameOfDeclaration(propDeclaration)) : isNumericLiteralName(prop.escapedName))) { return; } // perform property check if property or indexer is declared in 'type' - // this allows to rule out cases when both property and indexer are inherited from the base class + // this allows us to rule out cases when both property and indexer are inherited from the base class var errorNode; - if (prop.valueDeclaration.name.kind === 142 /* ComputedPropertyName */ || prop.parent === containingType.symbol) { - errorNode = prop.valueDeclaration; + if (propDeclaration && + (propDeclaration.kind === 194 /* BinaryExpression */ || + ts.getNameOfDeclaration(propDeclaration).kind === 144 /* ComputedPropertyName */ || + prop.parent === containingType.symbol)) { + errorNode = propDeclaration; } else if (indexDeclaration) { errorNode = indexDeclaration; @@ -40644,7 +43221,7 @@ var ts; // for interfaces property and indexer might be inherited from different bases // check if any base class already has both property and indexer. // check should be performed only if 'type' is the first type that brings property\indexer together - var someBaseClassHasBothPropertyAndIndexer = ts.forEach(getBaseTypes(containingType), function (base) { return getPropertyOfObjectType(base, prop.name) && getIndexTypeOfType(base, indexKind); }); + var someBaseClassHasBothPropertyAndIndexer = ts.forEach(getBaseTypes(containingType), function (base) { return getPropertyOfObjectType(base, prop.escapedName) && getIndexTypeOfType(base, indexKind); }); errorNode = someBaseClassHasBothPropertyAndIndexer ? undefined : containingType.symbol.declarations[0]; } if (errorNode && !isTypeAssignableTo(propertyType, indexType)) { @@ -40658,23 +43235,33 @@ var ts; function checkTypeNameIsReserved(name, message) { // TS 1.0 spec (April 2014): 3.6.1 // The predefined type keywords are reserved and cannot be used as names of user defined types. - switch (name.text) { + switch (name.escapedText) { case "any": case "number": case "boolean": case "string": case "symbol": case "void": - error(name, message, name.text); + case "object": + error(name, message, name.escapedText); } } - /** Check each type parameter and check that type parameters have no duplicate type parameter declarations */ + /** + * Check each type parameter and check that type parameters have no duplicate type parameter declarations + */ function checkTypeParameters(typeParameterDeclarations) { if (typeParameterDeclarations) { - for (var i = 0, n = typeParameterDeclarations.length; i < n; i++) { + var seenDefault = false; + for (var i = 0; i < typeParameterDeclarations.length; i++) { var node = typeParameterDeclarations[i]; checkTypeParameter(node); if (produceDiagnostics) { + if (node.default) { + seenDefault = true; + } + else if (seenDefault) { + error(node, ts.Diagnostics.Required_type_parameters_may_not_follow_optional_type_parameters); + } for (var j = 0; j < i; j++) { if (typeParameterDeclarations[j].symbol === node.symbol) { error(node.name, ts.Diagnostics.Duplicate_identifier_0, ts.declarationNameToString(node.name)); @@ -40685,22 +43272,64 @@ var ts; } } /** Check that type parameter lists are identical across multiple declarations */ - function checkTypeParameterListsIdentical(node, symbol) { + function checkTypeParameterListsIdentical(symbol) { if (symbol.declarations.length === 1) { return; } - var firstDecl; - for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (declaration.kind === 226 /* ClassDeclaration */ || declaration.kind === 227 /* InterfaceDeclaration */) { - if (!firstDecl) { - firstDecl = declaration; + var links = getSymbolLinks(symbol); + if (!links.typeParametersChecked) { + links.typeParametersChecked = true; + var declarations = getClassOrInterfaceDeclarationsOfSymbol(symbol); + if (declarations.length <= 1) { + return; + } + var type = getDeclaredTypeOfSymbol(symbol); + if (!areTypeParametersIdentical(declarations, type.localTypeParameters)) { + // Report an error on every conflicting declaration. + var name = symbolToString(symbol); + for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) { + var declaration = declarations_5[_i]; + error(declaration.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, name); } - else if (!areTypeParametersIdentical(firstDecl.typeParameters, node.typeParameters)) { - error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, node.name.text); + } + } + } + function areTypeParametersIdentical(declarations, typeParameters) { + var maxTypeArgumentCount = ts.length(typeParameters); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) { + var declaration = declarations_6[_i]; + // If this declaration has too few or too many type parameters, we report an error + var numTypeParameters = ts.length(declaration.typeParameters); + if (numTypeParameters < minTypeArgumentCount || numTypeParameters > maxTypeArgumentCount) { + return false; + } + for (var i = 0; i < numTypeParameters; i++) { + var source = declaration.typeParameters[i]; + var target = typeParameters[i]; + // If the type parameter node does not have the same as the resolved type + // parameter at this position, we report an error. + if (source.name.escapedText !== target.symbol.escapedName) { + return false; + } + // If the type parameter node does not have an identical constraint as the resolved + // type parameter at this position, we report an error. + var sourceConstraint = source.constraint && getTypeFromTypeNode(source.constraint); + var targetConstraint = getConstraintFromTypeParameter(target); + if ((sourceConstraint || targetConstraint) && + (!sourceConstraint || !targetConstraint || !isTypeIdenticalTo(sourceConstraint, targetConstraint))) { + return false; + } + // If the type parameter node has a default and it is not identical to the default + // for the type parameter at this position, we report an error. + var sourceDefault = source.default && getTypeFromTypeNode(source.default); + var targetDefault = getDefaultFromTypeParameter(target); + if (sourceDefault && targetDefault && !isTypeIdenticalTo(sourceDefault, targetDefault)) { + return false; } } } + return true; } function checkClassExpression(node) { checkClassLikeDeclaration(node); @@ -40712,7 +43341,7 @@ var ts; registerForUnusedIdentifiersCheck(node); } function checkClassDeclaration(node) { - if (!node.name && !(ts.getModifierFlags(node) & 512 /* Default */)) { + if (!node.name && !ts.hasModifier(node, 512 /* Default */)) { grammarErrorOnFirstToken(node, ts.Diagnostics.A_class_declaration_without_the_default_modifier_must_have_a_name); } checkClassLikeDeclaration(node); @@ -40720,11 +43349,12 @@ var ts; registerForUnusedIdentifiersCheck(node); } function checkClassLikeDeclaration(node) { - checkGrammarClassDeclarationHeritageClauses(node); + checkGrammarClassLikeDeclaration(node); checkDecorators(node); if (node.name) { checkTypeNameIsReserved(node.name, ts.Diagnostics.Class_name_cannot_be_0); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } @@ -40734,22 +43364,27 @@ var ts; var type = getDeclaredTypeOfSymbol(symbol); var typeWithThis = getTypeWithThisArgument(type); var staticType = getTypeOfSymbol(symbol); - checkTypeParameterListsIdentical(node, symbol); + checkTypeParameterListsIdentical(symbol); checkClassForDuplicateDeclarations(node); + // Only check for reserved static identifiers on non-ambient context. + if (!ts.isInAmbientContext(node)) { + checkClassForStaticPropertyNameConflicts(node); + } var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); if (baseTypeNode) { - if (languageVersion < 2 /* ES2015 */ && !ts.isInAmbientContext(node)) { + if (languageVersion < 2 /* ES2015 */) { checkExternalEmitHelpers(baseTypeNode.parent, 1 /* Extends */); } var baseTypes = getBaseTypes(type); if (baseTypes.length && produceDiagnostics) { var baseType_1 = baseTypes[0]; - var staticBaseType = getBaseConstructorTypeOfClass(type); + var baseConstructorType = getBaseConstructorTypeOfClass(type); + var staticBaseType = getApparentType(baseConstructorType); checkBaseTypeAccessibility(staticBaseType, baseTypeNode); checkSourceElement(baseTypeNode.expression); - if (baseTypeNode.typeArguments) { + if (ts.some(baseTypeNode.typeArguments)) { ts.forEach(baseTypeNode.typeArguments, checkSourceElement); - for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments); _i < _a.length; _i++) { + for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); _i < _a.length; _i++) { var constructor = _a[_i]; if (!checkTypeArgumentConstraints(constructor.typeParameters, baseTypeNode.typeArguments)) { break; @@ -40758,19 +43393,15 @@ var ts; } checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(baseType_1, type.thisType), node.name || node, ts.Diagnostics.Class_0_incorrectly_extends_base_class_1); checkTypeAssignableTo(staticType, getTypeWithoutSignatures(staticBaseType), node.name || node, ts.Diagnostics.Class_static_side_0_incorrectly_extends_base_class_static_side_1); - if (baseType_1.symbol.valueDeclaration && - !ts.isInAmbientContext(baseType_1.symbol.valueDeclaration) && - baseType_1.symbol.valueDeclaration.kind === 226 /* ClassDeclaration */) { - if (!isBlockScopedNameDeclaredBeforeUse(baseType_1.symbol.valueDeclaration, node)) { - error(baseTypeNode, ts.Diagnostics.A_class_must_be_declared_after_its_base_class); - } + if (baseConstructorType.flags & 540672 /* TypeVariable */ && !isMixinConstructorType(staticType)) { + error(node.name || node, ts.Diagnostics.A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any); } - if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32 /* Class */)) { + if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32 /* Class */) && !(baseConstructorType.flags & 540672 /* TypeVariable */)) { // When the static base type is a "class-like" constructor function (but not actually a class), we verify // that all instantiated base constructor signatures return the same type. We can simply compare the type // references (as opposed to checking the structure of the types) because elsewhere we have already checked // that the base type is a class or interface type (and not, for example, an anonymous object type). - var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments); + var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); if (ts.forEach(constructors, function (sig) { return getReturnTypeOfSignature(sig) !== baseType_1; })) { error(baseTypeNode.expression, ts.Diagnostics.Base_constructors_must_all_have_the_same_return_type); } @@ -40789,8 +43420,7 @@ var ts; if (produceDiagnostics) { var t = getTypeFromTypeNode(typeRefNode); if (t !== unknownType) { - var declaredType = getObjectFlags(t) & 4 /* Reference */ ? t.target : t; - if (getObjectFlags(declaredType) & 3 /* ClassOrInterface */) { + if (isValidBaseType(t)) { checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(t, type.thisType), node.name || node, ts.Diagnostics.Class_0_incorrectly_implements_interface_1); } else { @@ -40809,7 +43439,7 @@ var ts; var signatures = getSignaturesOfType(type, 1 /* Construct */); if (signatures.length) { var declaration = signatures[0].declaration; - if (declaration && ts.getModifierFlags(declaration) & 8 /* Private */) { + if (declaration && ts.hasModifier(declaration, 8 /* Private */)) { var typeClassDeclaration = getClassLikeDeclarationOfSymbol(type.symbol); if (!isNodeWithinClass(node, typeClassDeclaration)) { error(node, ts.Diagnostics.Cannot_extend_a_class_0_Class_constructor_is_marked_as_private, getFullyQualifiedName(type.symbol)); @@ -40820,11 +43450,16 @@ var ts; function getTargetSymbol(s) { // if symbol is instantiated its flags are not copied from the 'target' // so we'll need to get back original 'target' symbol to work with correct set of flags - return s.flags & 16777216 /* Instantiated */ ? getSymbolLinks(s).target : s; + return ts.getCheckFlags(s) & 1 /* Instantiated */ ? s.target : s; } function getClassLikeDeclarationOfSymbol(symbol) { return ts.forEach(symbol.declarations, function (d) { return ts.isClassLike(d) ? d : undefined; }); } + function getClassOrInterfaceDeclarationsOfSymbol(symbol) { + return ts.filter(symbol.declarations, function (d) { + return d.kind === 229 /* ClassDeclaration */ || d.kind === 230 /* InterfaceDeclaration */; + }); + } function checkKindsOfPropertyMemberOverrides(type, baseType) { // TypeScript 1.0 spec (April 2014): 8.2.3 // A derived class inherits all members from its base class it doesn't override. @@ -40840,15 +43475,15 @@ var ts; // Base class instance member variables and accessors can be overridden by // derived class instance member variables and accessors, but not by other kinds of members. // NOTE: assignability is checked in checkClassDeclaration - var baseProperties = getPropertiesOfObjectType(baseType); + var baseProperties = getPropertiesOfType(baseType); for (var _i = 0, baseProperties_1 = baseProperties; _i < baseProperties_1.length; _i++) { var baseProperty = baseProperties_1[_i]; var base = getTargetSymbol(baseProperty); - if (base.flags & 134217728 /* Prototype */) { + if (base.flags & 4194304 /* Prototype */) { continue; } - var derived = getTargetSymbol(getPropertyOfObjectType(type, base.name)); - var baseDeclarationFlags = getDeclarationModifierFlagsFromSymbol(base); + var derived = getTargetSymbol(getPropertyOfObjectType(type, base.escapedName)); + var baseDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(base); ts.Debug.assert(!!derived, "derived should point to something, even if it is the base class' declaration."); if (derived) { // In order to resolve whether the inherited method was overridden in the base class or not, @@ -40860,8 +43495,8 @@ var ts; // It is an error to inherit an abstract member without implementing it or being declared abstract. // If there is no declaration for the derived class (as in the case of class expressions), // then the class cannot be declared abstract. - if (baseDeclarationFlags & 128 /* Abstract */ && (!derivedClassDecl || !(ts.getModifierFlags(derivedClassDecl) & 128 /* Abstract */))) { - if (derivedClassDecl.kind === 197 /* ClassExpression */) { + if (baseDeclarationFlags & 128 /* Abstract */ && (!derivedClassDecl || !ts.hasModifier(derivedClassDecl, 128 /* Abstract */))) { + if (derivedClassDecl.kind === 199 /* ClassExpression */) { error(derivedClassDecl, ts.Diagnostics.Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1, symbolToString(baseProperty), typeToString(baseType)); } else { @@ -40871,90 +43506,51 @@ var ts; } else { // derived overrides base. - var derivedDeclarationFlags = getDeclarationModifierFlagsFromSymbol(derived); - if ((baseDeclarationFlags & 8 /* Private */) || (derivedDeclarationFlags & 8 /* Private */)) { + var derivedDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(derived); + if (baseDeclarationFlags & 8 /* Private */ || derivedDeclarationFlags & 8 /* Private */) { // either base or derived property is private - not override, skip it continue; } - if ((baseDeclarationFlags & 32 /* Static */) !== (derivedDeclarationFlags & 32 /* Static */)) { - // value of 'static' is not the same for properties - not override, skip it - continue; - } - if ((base.flags & derived.flags & 8192 /* Method */) || ((base.flags & 98308 /* PropertyOrAccessor */) && (derived.flags & 98308 /* PropertyOrAccessor */))) { + if (isMethodLike(base) && isMethodLike(derived) || base.flags & 98308 /* PropertyOrAccessor */ && derived.flags & 98308 /* PropertyOrAccessor */) { // method is overridden with method or property/accessor is overridden with property/accessor - correct case continue; } var errorMessage = void 0; - if (base.flags & 8192 /* Method */) { + if (isMethodLike(base)) { if (derived.flags & 98304 /* Accessor */) { errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor; } else { - ts.Debug.assert((derived.flags & 4 /* Property */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property; } } else if (base.flags & 4 /* Property */) { - ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function; } else { - ts.Debug.assert((base.flags & 98304 /* Accessor */) !== 0); - ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function; } - error(derived.valueDeclaration.name, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type)); + error(ts.getNameOfDeclaration(derived.valueDeclaration) || derived.valueDeclaration, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type)); } } } } - function isAccessor(kind) { - return kind === 151 /* GetAccessor */ || kind === 152 /* SetAccessor */; - } - function areTypeParametersIdentical(list1, list2) { - if (!list1 && !list2) { - return true; - } - if (!list1 || !list2 || list1.length !== list2.length) { - return false; - } - // TypeScript 1.0 spec (April 2014): - // When a generic interface has multiple declarations, all declarations must have identical type parameter - // lists, i.e. identical type parameter names with identical constraints in identical order. - for (var i = 0, len = list1.length; i < len; i++) { - var tp1 = list1[i]; - var tp2 = list2[i]; - if (tp1.name.text !== tp2.name.text) { - return false; - } - if (!tp1.constraint && !tp2.constraint) { - continue; - } - if (!tp1.constraint || !tp2.constraint) { - return false; - } - if (!isTypeIdenticalTo(getTypeFromTypeNode(tp1.constraint), getTypeFromTypeNode(tp2.constraint))) { - return false; - } - } - return true; - } function checkInheritedPropertiesAreIdentical(type, typeNode) { var baseTypes = getBaseTypes(type); if (baseTypes.length < 2) { return true; } - var seen = ts.createMap(); - ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen[p.name] = { prop: p, containingType: type }; }); + var seen = ts.createUnderscoreEscapedMap(); + ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen.set(p.escapedName, { prop: p, containingType: type }); }); var ok = true; for (var _i = 0, baseTypes_2 = baseTypes; _i < baseTypes_2.length; _i++) { var base = baseTypes_2[_i]; - var properties = getPropertiesOfObjectType(getTypeWithThisArgument(base, type.thisType)); - for (var _a = 0, properties_7 = properties; _a < properties_7.length; _a++) { - var prop = properties_7[_a]; - var existing = seen[prop.name]; + var properties = getPropertiesOfType(getTypeWithThisArgument(base, type.thisType)); + for (var _a = 0, properties_8 = properties; _a < properties_8.length; _a++) { + var prop = properties_8[_a]; + var existing = seen.get(prop.escapedName); if (!existing) { - seen[prop.name] = { prop: prop, containingType: base }; + seen.set(prop.escapedName, { prop: prop, containingType: base }); } else { var isInheritedProperty = existing.containingType !== type; @@ -40962,7 +43558,7 @@ var ts; ok = false; var typeName1 = typeToString(existing.containingType); var typeName2 = typeToString(base); - var errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2); + var errorInfo = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2); errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Interface_0_cannot_simultaneously_extend_types_1_and_2, typeToString(type), typeName1, typeName2); diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(typeNode, errorInfo)); } @@ -40979,9 +43575,9 @@ var ts; checkTypeNameIsReserved(node.name, ts.Diagnostics.Interface_name_cannot_be_0); checkExportsOnMergedDeclarations(node); var symbol = getSymbolOfNode(node); - checkTypeParameterListsIdentical(node, symbol); + checkTypeParameterListsIdentical(symbol); // Only check this symbol once - var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 227 /* InterfaceDeclaration */); + var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 230 /* InterfaceDeclaration */); if (node === firstInterfaceDecl) { var type = getDeclaredTypeOfSymbol(symbol); var typeWithThis = getTypeWithThisArgument(type); @@ -41014,187 +43610,159 @@ var ts; checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_alias_name_cannot_be_0); checkTypeParameters(node.typeParameters); checkSourceElement(node.type); + registerForUnusedIdentifiersCheck(node); } function computeEnumMemberValues(node) { var nodeLinks = getNodeLinks(node); if (!(nodeLinks.flags & 16384 /* EnumValuesComputed */)) { - var enumSymbol = getSymbolOfNode(node); - var enumType = getDeclaredTypeOfSymbol(enumSymbol); - var autoValue = 0; // set to undefined when enum member is non-constant - var ambient = ts.isInAmbientContext(node); - var enumIsConst = ts.isConst(node); + nodeLinks.flags |= 16384 /* EnumValuesComputed */; + var autoValue = 0; for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (isComputedNonLiteralName(member.name)) { - error(member.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_enums); - } - else { - var text = ts.getTextOfPropertyName(member.name); - if (isNumericLiteralName(text) && !isInfinityOrNaNString(text)) { - error(member.name, ts.Diagnostics.An_enum_member_cannot_have_a_numeric_name); - } - } - var previousEnumMemberIsNonConstant = autoValue === undefined; - var initializer = member.initializer; - if (initializer) { - autoValue = computeConstantValueForEnumMemberInitializer(initializer, enumType, enumIsConst, ambient); - } - else if (ambient && !enumIsConst) { - // In ambient enum declarations that specify no const modifier, enum member declarations - // that omit a value are considered computed members (as opposed to having auto-incremented values assigned). - autoValue = undefined; - } - else if (previousEnumMemberIsNonConstant) { - // If the member declaration specifies no value, the member is considered a constant enum member. - // If the member is the first member in the enum declaration, it is assigned the value zero. - // Otherwise, it is assigned the value of the immediately preceding member plus one, - // and an error occurs if the immediately preceding member is not a constant enum member - error(member.name, ts.Diagnostics.Enum_member_must_have_initializer); - } - if (autoValue !== undefined) { - getNodeLinks(member).enumMemberValue = autoValue; - autoValue++; - } + var value = computeMemberValue(member, autoValue); + getNodeLinks(member).enumMemberValue = value; + autoValue = typeof value === "number" ? value + 1 : undefined; } - nodeLinks.flags |= 16384 /* EnumValuesComputed */; } - function computeConstantValueForEnumMemberInitializer(initializer, enumType, enumIsConst, ambient) { - // Controls if error should be reported after evaluation of constant value is completed - // Can be false if another more precise error was already reported during evaluation. - var reportError = true; - var value = evalConstant(initializer); - if (reportError) { - if (value === undefined) { - if (enumIsConst) { - error(initializer, ts.Diagnostics.In_const_enum_declarations_member_initializer_must_be_constant_expression); - } - else if (ambient) { - error(initializer, ts.Diagnostics.In_ambient_enum_declarations_member_initializer_must_be_constant_expression); - } - else { - // Only here do we need to check that the initializer is assignable to the enum type. - checkTypeAssignableTo(checkExpression(initializer), enumType, initializer, /*headMessage*/ undefined); - } - } - else if (enumIsConst) { - if (isNaN(value)) { - error(initializer, ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN); - } - else if (!isFinite(value)) { - error(initializer, ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_a_non_finite_value); - } - } + } + function computeMemberValue(member, autoValue) { + if (isComputedNonLiteralName(member.name)) { + error(member.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_enums); + } + else { + var text = ts.getTextOfPropertyName(member.name); + if (isNumericLiteralName(text) && !isInfinityOrNaNString(text)) { + error(member.name, ts.Diagnostics.An_enum_member_cannot_have_a_numeric_name); } - return value; - function evalConstant(e) { - switch (e.kind) { - case 190 /* PrefixUnaryExpression */: - var value_1 = evalConstant(e.operand); - if (value_1 === undefined) { - return undefined; - } - switch (e.operator) { - case 36 /* PlusToken */: return value_1; - case 37 /* MinusToken */: return -value_1; - case 51 /* TildeToken */: return ~value_1; - } - return undefined; - case 192 /* BinaryExpression */: - var left = evalConstant(e.left); - if (left === undefined) { - return undefined; - } - var right = evalConstant(e.right); - if (right === undefined) { - return undefined; - } - switch (e.operatorToken.kind) { - case 48 /* BarToken */: return left | right; - case 47 /* AmpersandToken */: return left & right; - case 45 /* GreaterThanGreaterThanToken */: return left >> right; - case 46 /* GreaterThanGreaterThanGreaterThanToken */: return left >>> right; - case 44 /* LessThanLessThanToken */: return left << right; - case 49 /* CaretToken */: return left ^ right; - case 38 /* AsteriskToken */: return left * right; - case 40 /* SlashToken */: return left / right; - case 36 /* PlusToken */: return left + right; - case 37 /* MinusToken */: return left - right; - case 41 /* PercentToken */: return left % right; + } + if (member.initializer) { + return computeConstantValue(member); + } + // In ambient enum declarations that specify no const modifier, enum member declarations that omit + // a value are considered computed members (as opposed to having auto-incremented values). + if (ts.isInAmbientContext(member.parent) && !ts.isConst(member.parent)) { + return undefined; + } + // If the member declaration specifies no value, the member is considered a constant enum member. + // If the member is the first member in the enum declaration, it is assigned the value zero. + // Otherwise, it is assigned the value of the immediately preceding member plus one, and an error + // occurs if the immediately preceding member is not a constant enum member. + if (autoValue !== undefined) { + return autoValue; + } + error(member.name, ts.Diagnostics.Enum_member_must_have_initializer); + return undefined; + } + function computeConstantValue(member) { + var enumKind = getEnumKind(getSymbolOfNode(member.parent)); + var isConstEnum = ts.isConst(member.parent); + var initializer = member.initializer; + var value = enumKind === 1 /* Literal */ && !isLiteralEnumMember(member) ? undefined : evaluate(initializer); + if (value !== undefined) { + if (isConstEnum && typeof value === "number" && !isFinite(value)) { + error(initializer, isNaN(value) ? + ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN : + ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_a_non_finite_value); + } + } + else if (enumKind === 1 /* Literal */) { + error(initializer, ts.Diagnostics.Computed_values_are_not_permitted_in_an_enum_with_string_valued_members); + return 0; + } + else if (isConstEnum) { + error(initializer, ts.Diagnostics.In_const_enum_declarations_member_initializer_must_be_constant_expression); + } + else if (ts.isInAmbientContext(member.parent)) { + error(initializer, ts.Diagnostics.In_ambient_enum_declarations_member_initializer_must_be_constant_expression); + } + else { + // Only here do we need to check that the initializer is assignable to the enum type. + checkTypeAssignableTo(checkExpression(initializer), getDeclaredTypeOfSymbol(getSymbolOfNode(member.parent)), initializer, /*headMessage*/ undefined); + } + return value; + function evaluate(expr) { + switch (expr.kind) { + case 192 /* PrefixUnaryExpression */: + var value_1 = evaluate(expr.operand); + if (typeof value_1 === "number") { + switch (expr.operator) { + case 37 /* PlusToken */: return value_1; + case 38 /* MinusToken */: return -value_1; + case 52 /* TildeToken */: return ~value_1; } - return undefined; - case 8 /* NumericLiteral */: - return +e.text; - case 183 /* ParenthesizedExpression */: - return evalConstant(e.expression); - case 70 /* Identifier */: - case 178 /* ElementAccessExpression */: - case 177 /* PropertyAccessExpression */: - var member = initializer.parent; - var currentType = getTypeOfSymbol(getSymbolOfNode(member.parent)); - var enumType_1; - var propertyName = void 0; - if (e.kind === 70 /* Identifier */) { - // unqualified names can refer to member that reside in different declaration of the enum so just doing name resolution won't work. - // instead pick current enum type and later try to fetch member from the type - enumType_1 = currentType; - propertyName = e.text; + } + break; + case 194 /* BinaryExpression */: + var left = evaluate(expr.left); + var right = evaluate(expr.right); + if (typeof left === "number" && typeof right === "number") { + switch (expr.operatorToken.kind) { + case 49 /* BarToken */: return left | right; + case 48 /* AmpersandToken */: return left & right; + case 46 /* GreaterThanGreaterThanToken */: return left >> right; + case 47 /* GreaterThanGreaterThanGreaterThanToken */: return left >>> right; + case 45 /* LessThanLessThanToken */: return left << right; + case 50 /* CaretToken */: return left ^ right; + case 39 /* AsteriskToken */: return left * right; + case 41 /* SlashToken */: return left / right; + case 37 /* PlusToken */: return left + right; + case 38 /* MinusToken */: return left - right; + case 42 /* PercentToken */: return left % right; } - else { - var expression = void 0; - if (e.kind === 178 /* ElementAccessExpression */) { - if (e.argumentExpression === undefined || - e.argumentExpression.kind !== 9 /* StringLiteral */) { - return undefined; - } - expression = e.expression; - propertyName = e.argumentExpression.text; + } + break; + case 9 /* StringLiteral */: + return expr.text; + case 8 /* NumericLiteral */: + checkGrammarNumericLiteral(expr); + return +expr.text; + case 185 /* ParenthesizedExpression */: + return evaluate(expr.expression); + case 71 /* Identifier */: + return ts.nodeIsMissing(expr) ? 0 : evaluateEnumMember(expr, getSymbolOfNode(member.parent), expr.escapedText); + case 180 /* ElementAccessExpression */: + case 179 /* PropertyAccessExpression */: + var ex = expr; + if (isConstantMemberAccess(ex)) { + var type = getTypeOfExpression(ex.expression); + if (type.symbol && type.symbol.flags & 384 /* Enum */) { + var name = void 0; + if (ex.kind === 179 /* PropertyAccessExpression */) { + name = ex.name.escapedText; } else { - expression = e.expression; - propertyName = e.name.text; + var argument = ex.argumentExpression; + ts.Debug.assert(ts.isLiteralExpression(argument)); + name = ts.escapeLeadingUnderscores(argument.text); } - // expression part in ElementAccess\PropertyAccess should be either identifier or dottedName - var current = expression; - while (current) { - if (current.kind === 70 /* Identifier */) { - break; - } - else if (current.kind === 177 /* PropertyAccessExpression */) { - current = current.expression; - } - else { - return undefined; - } - } - enumType_1 = getTypeOfExpression(expression); - // allow references to constant members of other enums - if (!(enumType_1.symbol && (enumType_1.symbol.flags & 384 /* Enum */))) { - return undefined; - } - } - if (propertyName === undefined) { - return undefined; - } - var property = getPropertyOfObjectType(enumType_1, propertyName); - if (!property || !(property.flags & 8 /* EnumMember */)) { - return undefined; - } - var propertyDecl = property.valueDeclaration; - // self references are illegal - if (member === propertyDecl) { - return undefined; - } - // illegal case: forward reference - if (!isBlockScopedNameDeclaredBeforeUse(propertyDecl, member)) { - reportError = false; - error(e, ts.Diagnostics.A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums); - return undefined; + return evaluateEnumMember(expr, type.symbol, name); } - return getNodeLinks(propertyDecl).enumMemberValue; + } + break; + } + return undefined; + } + function evaluateEnumMember(expr, enumSymbol, name) { + var memberSymbol = enumSymbol.exports.get(name); + if (memberSymbol) { + var declaration = memberSymbol.valueDeclaration; + if (declaration !== member) { + if (isBlockScopedNameDeclaredBeforeUse(declaration, member)) { + return getNodeLinks(declaration).enumMemberValue; + } + error(expr, ts.Diagnostics.A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums); + return 0; } } + return undefined; } } + function isConstantMemberAccess(node) { + return node.kind === 71 /* Identifier */ || + node.kind === 179 /* PropertyAccessExpression */ && isConstantMemberAccess(node.expression) || + node.kind === 180 /* ElementAccessExpression */ && isConstantMemberAccess(node.expression) && + node.argumentExpression.kind === 9 /* StringLiteral */; + } function checkEnumDeclaration(node) { if (!produceDiagnostics) { return; @@ -41203,6 +43771,7 @@ var ts; checkGrammarDecorators(node) || checkGrammarModifiers(node); checkTypeNameIsReserved(node.name, ts.Diagnostics.Enum_name_cannot_be_0); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); checkExportsOnMergedDeclarations(node); @@ -41224,14 +43793,14 @@ var ts; // check that const is placed\omitted on all enum declarations ts.forEach(enumSymbol.declarations, function (decl) { if (ts.isConstEnumDeclaration(decl) !== enumIsConst) { - error(decl.name, ts.Diagnostics.Enum_declarations_must_all_be_const_or_non_const); + error(ts.getNameOfDeclaration(decl), ts.Diagnostics.Enum_declarations_must_all_be_const_or_non_const); } }); } var seenEnumMissingInitialInitializer_1 = false; ts.forEach(enumSymbol.declarations, function (declaration) { // return true if we hit a violation of the rule, false otherwise - if (declaration.kind !== 229 /* EnumDeclaration */) { + if (declaration.kind !== 232 /* EnumDeclaration */) { return false; } var enumDeclaration = declaration; @@ -41252,10 +43821,10 @@ var ts; } function getFirstNonAmbientClassOrFunctionDeclaration(symbol) { var declarations = symbol.declarations; - for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) { - var declaration = declarations_5[_i]; - if ((declaration.kind === 226 /* ClassDeclaration */ || - (declaration.kind === 225 /* FunctionDeclaration */ && ts.nodeIsPresent(declaration.body))) && + for (var _i = 0, declarations_7 = declarations; _i < declarations_7.length; _i++) { + var declaration = declarations_7[_i]; + if ((declaration.kind === 229 /* ClassDeclaration */ || + (declaration.kind === 228 /* FunctionDeclaration */ && ts.nodeIsPresent(declaration.body))) && !ts.isInAmbientContext(declaration)) { return declaration; } @@ -41307,7 +43876,7 @@ var ts; if (symbol.flags & 512 /* ValueModule */ && symbol.declarations.length > 1 && !inAmbientContext - && ts.isInstantiatedModule(node, compilerOptions.preserveConstEnums || compilerOptions.isolatedModules)) { + && isInstantiatedModule(node, compilerOptions.preserveConstEnums || compilerOptions.isolatedModules)) { var firstNonAmbientClassOrFunc = getFirstNonAmbientClassOrFunctionDeclaration(symbol); if (firstNonAmbientClassOrFunc) { if (ts.getSourceFileOfNode(node) !== ts.getSourceFileOfNode(firstNonAmbientClassOrFunc)) { @@ -41319,7 +43888,7 @@ var ts; } // if the module merges with a class declaration in the same lexical scope, // we need to track this to ensure the correct emit. - var mergedClass = ts.getDeclarationOfKind(symbol, 226 /* ClassDeclaration */); + var mergedClass = ts.getDeclarationOfKind(symbol, 229 /* ClassDeclaration */); if (mergedClass && inSameLexicalScope(node, mergedClass)) { getNodeLinks(node).flags |= 32768 /* LexicalModuleMergesWithClass */; @@ -41332,7 +43901,7 @@ var ts; // We can detect if augmentation was applied using following rules: // - augmentation for a global scope is always applied // - augmentation for some external module is applied if symbol for augmentation is merged (it was combined with target module). - var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 33554432 /* Merged */); + var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 33554432 /* Transient */); if (checkBody && node.body) { // body of ambient external module is always a module block for (var _i = 0, _a = node.body.statements; _i < _a.length; _i++) { @@ -41345,7 +43914,7 @@ var ts; if (isGlobalAugmentation) { error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations); } - else if (ts.isExternalModuleNameRelative(node.name.text)) { + else if (ts.isExternalModuleNameRelative(ts.getTextOfIdentifierOrLiteral(node.name))) { error(node.name, ts.Diagnostics.Ambient_module_declaration_cannot_specify_relative_module_name); } } @@ -41370,39 +43939,39 @@ var ts; } function checkModuleAugmentationElement(node, isGlobalAugmentation) { switch (node.kind) { - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: // error each individual name in variable statement instead of marking the entire variable statement for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { var decl = _a[_i]; checkModuleAugmentationElement(decl, isGlobalAugmentation); } break; - case 240 /* ExportAssignment */: - case 241 /* ExportDeclaration */: + case 243 /* ExportAssignment */: + case 244 /* ExportDeclaration */: grammarErrorOnFirstToken(node, ts.Diagnostics.Exports_and_export_assignments_are_not_permitted_in_module_augmentations); break; - case 234 /* ImportEqualsDeclaration */: - case 235 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 238 /* ImportDeclaration */: grammarErrorOnFirstToken(node, ts.Diagnostics.Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module); break; - case 174 /* BindingElement */: - case 223 /* VariableDeclaration */: - var name_25 = node.name; - if (ts.isBindingPattern(name_25)) { - for (var _b = 0, _c = name_25.elements; _b < _c.length; _b++) { + case 176 /* BindingElement */: + case 226 /* VariableDeclaration */: + var name = node.name; + if (ts.isBindingPattern(name)) { + for (var _b = 0, _c = name.elements; _b < _c.length; _b++) { var el = _c[_b]; // mark individual names in binding pattern checkModuleAugmentationElement(el, isGlobalAugmentation); } break; } - // fallthrough - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 225 /* FunctionDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: + // falls through + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + case 228 /* FunctionDeclaration */: + case 230 /* InterfaceDeclaration */: + case 233 /* ModuleDeclaration */: + case 231 /* TypeAliasDeclaration */: if (isGlobalAugmentation) { return; } @@ -41412,7 +43981,7 @@ var ts; // this is done it two steps // 1. quick check - if symbol for node is not merged - this is local symbol to this augmentation - report error // 2. main check - report error if value declaration of the parent symbol is module augmentation) - var reportError = !(symbol.flags & 33554432 /* Merged */); + var reportError = !(symbol.flags & 33554432 /* Transient */); if (!reportError) { // symbol should not originate in augmentation reportError = ts.isExternalModuleAugmentation(symbol.parent.declarations[0]); @@ -41423,17 +43992,17 @@ var ts; } function getFirstIdentifier(node) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return node; - case 141 /* QualifiedName */: + case 143 /* QualifiedName */: do { node = node.left; - } while (node.kind !== 70 /* Identifier */); + } while (node.kind !== 71 /* Identifier */); return node; - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: do { node = node.expression; - } while (node.kind !== 70 /* Identifier */); + } while (node.kind !== 71 /* Identifier */); return node; } } @@ -41443,14 +44012,14 @@ var ts; error(moduleName, ts.Diagnostics.String_literal_expected); return false; } - var inAmbientExternalModule = node.parent.kind === 231 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); - if (node.parent.kind !== 261 /* SourceFile */ && !inAmbientExternalModule) { - error(moduleName, node.kind === 241 /* ExportDeclaration */ ? + var inAmbientExternalModule = node.parent.kind === 234 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); + if (node.parent.kind !== 265 /* SourceFile */ && !inAmbientExternalModule) { + error(moduleName, node.kind === 244 /* ExportDeclaration */ ? ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace : ts.Diagnostics.Import_declarations_in_a_namespace_cannot_reference_a_module); return false; } - if (inAmbientExternalModule && ts.isExternalModuleNameRelative(moduleName.text)) { + if (inAmbientExternalModule && ts.isExternalModuleNameRelative(ts.getTextOfIdentifierOrLiteral(moduleName))) { // we have already reported errors on top level imports\exports in external module augmentations in checkModuleDeclaration // no need to do this again. if (!isTopLevelInExternalModuleAugmentation(node)) { @@ -41478,11 +44047,18 @@ var ts; (symbol.flags & 793064 /* Type */ ? 793064 /* Type */ : 0) | (symbol.flags & 1920 /* Namespace */ ? 1920 /* Namespace */ : 0); if (target.flags & excludedMeanings) { - var message = node.kind === 243 /* ExportSpecifier */ ? + var message = node.kind === 246 /* ExportSpecifier */ ? ts.Diagnostics.Export_declaration_conflicts_with_exported_declaration_of_0 : ts.Diagnostics.Import_declaration_conflicts_with_local_declaration_of_0; error(node, message, symbolToString(symbol)); } + // Don't allow to re-export something with no value side when `--isolatedModules` is set. + if (compilerOptions.isolatedModules + && node.kind === 246 /* ExportSpecifier */ + && !(target.flags & 107455 /* Value */) + && !ts.isInAmbientContext(node)) { + error(node, ts.Diagnostics.Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided); + } } } function checkImportBinding(node) { @@ -41496,7 +44072,7 @@ var ts; // If we hit an import declaration in an illegal context, just bail out to avoid cascading errors. return; } - if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.getModifierFlags(node) !== 0) { + if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.hasModifiers(node)) { grammarErrorOnFirstToken(node, ts.Diagnostics.An_import_declaration_cannot_have_modifiers); } if (checkExternalImportOrExportDeclaration(node)) { @@ -41506,7 +44082,7 @@ var ts; checkImportBinding(importClause); } if (importClause.namedBindings) { - if (importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause.namedBindings.kind === 240 /* NamespaceImport */) { checkImportBinding(importClause.namedBindings); } else { @@ -41524,7 +44100,7 @@ var ts; checkGrammarDecorators(node) || checkGrammarModifiers(node); if (ts.isInternalModuleImportEqualsDeclaration(node) || checkExternalImportOrExportDeclaration(node)) { checkImportBinding(node); - if (ts.getModifierFlags(node) & 1 /* Export */) { + if (ts.hasModifier(node, 1 /* Export */)) { markExportAsReferenced(node); } if (ts.isInternalModuleImportEqualsDeclaration(node)) { @@ -41543,9 +44119,9 @@ var ts; } } else { - if (modulekind === ts.ModuleKind.ES2015 && !ts.isInAmbientContext(node)) { + if (modulekind >= ts.ModuleKind.ES2015 && !ts.isInAmbientContext(node)) { // Import equals declaration is deprecated in es6 or above - grammarErrorOnNode(node, ts.Diagnostics.Import_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead); + grammarErrorOnNode(node, ts.Diagnostics.Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead); } } } @@ -41555,7 +44131,7 @@ var ts; // If we hit an export in an illegal context, just bail out to avoid cascading errors. return; } - if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.getModifierFlags(node) !== 0) { + if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.hasModifiers(node)) { grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_declaration_cannot_have_modifiers); } if (!node.moduleSpecifier || checkExternalImportOrExportDeclaration(node)) { @@ -41563,8 +44139,10 @@ var ts; // export { x, y } // export { x, y } from "foo" ts.forEach(node.exportClause.elements, checkExportSpecifier); - var inAmbientExternalModule = node.parent.kind === 231 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); - if (node.parent.kind !== 261 /* SourceFile */ && !inAmbientExternalModule) { + var inAmbientExternalModule = node.parent.kind === 234 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); + var inAmbientNamespaceDeclaration = !inAmbientExternalModule && node.parent.kind === 234 /* ModuleBlock */ && + !node.moduleSpecifier && ts.isInAmbientContext(node); + if (node.parent.kind !== 265 /* SourceFile */ && !inAmbientExternalModule && !inAmbientNamespaceDeclaration) { error(node, ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace); } } @@ -41574,11 +44152,14 @@ var ts; if (moduleSymbol && hasExportAssignmentSymbol(moduleSymbol)) { error(node.moduleSpecifier, ts.Diagnostics.Module_0_uses_export_and_cannot_be_used_with_export_Asterisk, symbolToString(moduleSymbol)); } + if (modulekind !== ts.ModuleKind.System && modulekind !== ts.ModuleKind.ES2015 && modulekind !== ts.ModuleKind.ESNext) { + checkExternalEmitHelpers(node, 32768 /* ExportStar */); + } } } } function checkGrammarModuleElementContext(node, errorMessage) { - var isInAppropriateContext = node.parent.kind === 261 /* SourceFile */ || node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 230 /* ModuleDeclaration */; + var isInAppropriateContext = node.parent.kind === 265 /* SourceFile */ || node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 233 /* ModuleDeclaration */; if (!isInAppropriateContext) { grammarErrorOnFirstToken(node, errorMessage); } @@ -41589,10 +44170,10 @@ var ts; if (!node.parent.parent.moduleSpecifier) { var exportedName = node.propertyName || node.name; // find immediate value referenced by exported name (SymbolFlags.Alias is set so we don't chase down aliases) - var symbol = resolveName(exportedName, exportedName.text, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */, - /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + var symbol = resolveName(exportedName, exportedName.escapedText, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */, + /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ true); if (symbol && (symbol === undefinedSymbol || isGlobalSourceFile(getDeclarationContainer(symbol.declarations[0])))) { - error(exportedName, ts.Diagnostics.Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module, exportedName.text); + error(exportedName, ts.Diagnostics.Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module, ts.idText(exportedName)); } else { markExportAsReferenced(node); @@ -41604,26 +44185,34 @@ var ts; // If we hit an export assignment in an illegal context, just bail out to avoid cascading errors. return; } - var container = node.parent.kind === 261 /* SourceFile */ ? node.parent : node.parent.parent; - if (container.kind === 230 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { - error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace); + var container = node.parent.kind === 265 /* SourceFile */ ? node.parent : node.parent.parent; + if (container.kind === 233 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { + if (node.isExportEquals) { + error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace); + } + else { + error(node, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module); + } return; } // Grammar checking - if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.getModifierFlags(node) !== 0) { + if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.hasModifiers(node)) { grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_assignment_cannot_have_modifiers); } - if (node.expression.kind === 70 /* Identifier */) { + if (node.expression.kind === 71 /* Identifier */) { markExportAsReferenced(node); } else { checkExpressionCached(node.expression); } checkExternalModuleExports(container); + if (ts.isInAmbientContext(node) && !ts.isEntityNameExpression(node.expression)) { + grammarErrorOnNode(node.expression, ts.Diagnostics.The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context); + } if (node.isExportEquals && !ts.isInAmbientContext(node)) { - if (modulekind === ts.ModuleKind.ES2015) { + if (modulekind >= ts.ModuleKind.ES2015) { // export assignment is not supported in es6 modules - grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_export_default_or_another_module_format_instead); + grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead); } else if (modulekind === ts.ModuleKind.System) { // system modules does not support export assignment @@ -41632,18 +44221,13 @@ var ts; } } function hasExportedMembers(moduleSymbol) { - for (var id in moduleSymbol.exports) { - if (id !== "export=") { - return true; - } - } - return false; + return ts.forEachEntry(moduleSymbol.exports, function (_, id) { return id !== "export="; }); } function checkExternalModuleExports(node) { var moduleSymbol = getSymbolOfNode(node); var links = getSymbolLinks(moduleSymbol); if (!links.exportsChecked) { - var exportEqualsSymbol = moduleSymbol.exports["export="]; + var exportEqualsSymbol = moduleSymbol.exports.get("export="); if (exportEqualsSymbol && hasExportedMembers(moduleSymbol)) { var declaration = getDeclarationOfAliasSymbol(exportEqualsSymbol) || exportEqualsSymbol.valueDeclaration; if (!isTopLevelInExternalModuleAugmentation(declaration)) { @@ -41652,164 +44236,194 @@ var ts; } // Checks for export * conflicts var exports = getExportsOfModule(moduleSymbol); - for (var id in exports) { + exports && exports.forEach(function (_a, id) { + var declarations = _a.declarations, flags = _a.flags; if (id === "__export") { - continue; + return; } - var _a = exports[id], declarations = _a.declarations, flags = _a.flags; // ECMA262: 15.2.1.1 It is a Syntax Error if the ExportedNames of ModuleItemList contains any duplicate entries. // (TS Exceptions: namespaces, function overloads, enums, and interfaces) if (flags & (1920 /* Namespace */ | 64 /* Interface */ | 384 /* Enum */)) { - continue; + return; } - var exportedDeclarationsCount = ts.countWhere(declarations, isNotOverload); + var exportedDeclarationsCount = ts.countWhere(declarations, isNotOverloadAndNotAccessor); if (flags & 524288 /* TypeAlias */ && exportedDeclarationsCount <= 2) { // it is legal to merge type alias with other values // so count should be either 1 (just type alias) or 2 (type alias + merged value) - continue; + return; } if (exportedDeclarationsCount > 1) { - for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) { - var declaration = declarations_6[_i]; + for (var _i = 0, declarations_8 = declarations; _i < declarations_8.length; _i++) { + var declaration = declarations_8[_i]; if (isNotOverload(declaration)) { - diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Cannot_redeclare_exported_variable_0, id)); + diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Cannot_redeclare_exported_variable_0, ts.unescapeLeadingUnderscores(id))); } } } - } + }); links.exportsChecked = true; } - function isNotOverload(declaration) { - return (declaration.kind !== 225 /* FunctionDeclaration */ && declaration.kind !== 149 /* MethodDeclaration */) || - !!declaration.body; - } + } + function isNotAccessor(declaration) { + // Accessors check for their own matching duplicates, and in contexts where they are valid, there are already duplicate identifier checks + return !ts.isAccessor(declaration); + } + function isNotOverload(declaration) { + return (declaration.kind !== 228 /* FunctionDeclaration */ && declaration.kind !== 151 /* MethodDeclaration */) || + !!declaration.body; } function checkSourceElement(node) { if (!node) { return; } + if (ts.isInJavaScriptFile(node) && node.jsDoc) { + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var tags = _a[_i].tags; + ts.forEach(tags, checkSourceElement); + } + } var kind = node.kind; if (cancellationToken) { // Only bother checking on a few construct kinds. We don't want to be excessively // hitting the cancellation token on every node we check. switch (kind) { - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 225 /* FunctionDeclaration */: + case 233 /* ModuleDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 228 /* FunctionDeclaration */: cancellationToken.throwIfCancellationRequested(); } } switch (kind) { - case 143 /* TypeParameter */: + case 145 /* TypeParameter */: return checkTypeParameter(node); - case 144 /* Parameter */: + case 146 /* Parameter */: return checkParameter(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return checkPropertyDeclaration(node); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: return checkSignatureDeclaration(node); - case 155 /* IndexSignature */: + case 157 /* IndexSignature */: return checkSignatureDeclaration(node); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: return checkMethodDeclaration(node); - case 150 /* Constructor */: + case 152 /* Constructor */: return checkConstructorDeclaration(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return checkAccessorDeclaration(node); - case 157 /* TypeReference */: + case 159 /* TypeReference */: return checkTypeReferenceNode(node); - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return checkTypePredicate(node); - case 160 /* TypeQuery */: + case 162 /* TypeQuery */: return checkTypeQuery(node); - case 161 /* TypeLiteral */: + case 163 /* TypeLiteral */: return checkTypeLiteral(node); - case 162 /* ArrayType */: + case 164 /* ArrayType */: return checkArrayType(node); - case 163 /* TupleType */: + case 165 /* TupleType */: return checkTupleType(node); - case 164 /* UnionType */: - case 165 /* IntersectionType */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: return checkUnionOrIntersectionType(node); - case 166 /* ParenthesizedType */: - case 168 /* TypeOperator */: + case 168 /* ParenthesizedType */: + case 170 /* TypeOperator */: + return checkSourceElement(node.type); + case 277 /* JSDocAugmentsTag */: + return checkJSDocAugmentsTag(node); + case 283 /* JSDocTypedefTag */: + return checkJSDocTypedefTag(node); + case 279 /* JSDocParameterTag */: + return checkJSDocParameterTag(node); + case 273 /* JSDocFunctionType */: + checkSignatureDeclaration(node); + // falls through + case 274 /* JSDocVariadicType */: + case 271 /* JSDocNonNullableType */: + case 270 /* JSDocNullableType */: + case 268 /* JSDocAllType */: + case 269 /* JSDocUnknownType */: + if (!ts.isInJavaScriptFile(node) && !ts.isInJSDoc(node)) { + grammarErrorOnNode(node, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments); + } + return; + case 267 /* JSDocTypeExpression */: return checkSourceElement(node.type); - case 169 /* IndexedAccessType */: + case 171 /* IndexedAccessType */: return checkIndexedAccessType(node); - case 170 /* MappedType */: + case 172 /* MappedType */: return checkMappedType(node); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return checkFunctionDeclaration(node); - case 204 /* Block */: - case 231 /* ModuleBlock */: + case 207 /* Block */: + case 234 /* ModuleBlock */: return checkBlock(node); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return checkVariableStatement(node); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: return checkExpressionStatement(node); - case 208 /* IfStatement */: + case 211 /* IfStatement */: return checkIfStatement(node); - case 209 /* DoStatement */: + case 212 /* DoStatement */: return checkDoStatement(node); - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: return checkWhileStatement(node); - case 211 /* ForStatement */: + case 214 /* ForStatement */: return checkForStatement(node); - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: return checkForInStatement(node); - case 213 /* ForOfStatement */: + case 216 /* ForOfStatement */: return checkForOfStatement(node); - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: + case 217 /* ContinueStatement */: + case 218 /* BreakStatement */: return checkBreakOrContinueStatement(node); - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: return checkReturnStatement(node); - case 217 /* WithStatement */: + case 220 /* WithStatement */: return checkWithStatement(node); - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: return checkSwitchStatement(node); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return checkLabeledStatement(node); - case 220 /* ThrowStatement */: + case 223 /* ThrowStatement */: return checkThrowStatement(node); - case 221 /* TryStatement */: + case 224 /* TryStatement */: return checkTryStatement(node); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return checkVariableDeclaration(node); - case 174 /* BindingElement */: + case 176 /* BindingElement */: return checkBindingElement(node); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return checkClassDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return checkInterfaceDeclaration(node); - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: return checkTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return checkEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return checkModuleDeclaration(node); - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: return checkImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return checkImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: return checkExportDeclaration(node); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return checkExportAssignment(node); - case 206 /* EmptyStatement */: + case 209 /* EmptyStatement */: checkGrammarStatementInAmbientContext(node); return; - case 222 /* DebuggerStatement */: + case 225 /* DebuggerStatement */: checkGrammarStatementInAmbientContext(node); return; - case 244 /* MissingDeclaration */: + case 247 /* MissingDeclaration */: return checkMissingDeclaration(node); } } @@ -41831,17 +44445,17 @@ var ts; for (var _i = 0, deferredNodes_1 = deferredNodes; _i < deferredNodes_1.length; _i++) { var node = deferredNodes_1[_i]; switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: checkFunctionExpressionOrObjectLiteralMethodDeferred(node); break; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - checkAccessorDeferred(node); + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + checkAccessorDeclaration(node); break; - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: checkClassExpressionDeferred(node); break; } @@ -41865,9 +44479,11 @@ var ts; } // Grammar checking checkGrammarSourceFile(node); - potentialThisCollisions.length = 0; + ts.clear(potentialThisCollisions); + ts.clear(potentialNewTargetCollisions); deferredNodes = []; deferredUnusedIdentifierNodes = produceDiagnostics && noUnusedIdentifiers ? [] : undefined; + flowAnalysisDisabled = false; ts.forEach(node.statements, checkSourceElement); checkDeferredNodes(); if (ts.isExternalModule(node)) { @@ -41883,7 +44499,11 @@ var ts; } if (potentialThisCollisions.length) { ts.forEach(potentialThisCollisions, checkIfThisIsCapturedInEnclosingScope); - potentialThisCollisions.length = 0; + ts.clear(potentialThisCollisions); + } + if (potentialNewTargetCollisions.length) { + ts.forEach(potentialNewTargetCollisions, checkIfNewTargetIsCapturedInEnclosingScope); + ts.clear(potentialNewTargetCollisions); } links.flags |= 1 /* TypeChecked */; } @@ -41942,7 +44562,7 @@ var ts; function isInsideWithStatementBody(node) { if (node) { while (node.parent) { - if (node.parent.kind === 217 /* WithStatement */ && node.parent.statement === node) { + if (node.parent.kind === 220 /* WithStatement */ && node.parent.statement === node) { return true; } node = node.parent; @@ -41951,12 +44571,12 @@ var ts; return false; } function getSymbolsInScope(location, meaning) { - var symbols = ts.createMap(); - var memberFlags = 0 /* None */; if (isInsideWithStatementBody(location)) { // We cannot answer semantic questions within a with block, do not proceed any further return []; } + var symbols = ts.createSymbolTable(); + var isStatic = false; populateSymbols(); return symbolsToArray(symbols); function populateSymbols() { @@ -41965,34 +44585,31 @@ var ts; copySymbols(location.locals, meaning); } switch (location.kind) { - case 261 /* SourceFile */: - if (!ts.isExternalOrCommonJsModule(location)) { - break; - } - case 230 /* ModuleDeclaration */: - copySymbols(getSymbolOfNode(location).exports, meaning & 8914931 /* ModuleMember */); + case 233 /* ModuleDeclaration */: + copySymbols(getSymbolOfNode(location).exports, meaning & 2623475 /* ModuleMember */); break; - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: copySymbols(getSymbolOfNode(location).exports, meaning & 8 /* EnumMember */); break; - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: var className = location.name; if (className) { copySymbol(location.symbol, meaning); } - // fall through; this fall-through is necessary because we would like to handle + // falls through + // this fall-through is necessary because we would like to handle // type parameter inside class expression similar to how we handle it in classDeclaration and interface Declaration - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: // If we didn't come from static member of class or interface, // add the type parameters into the symbol table // (type parameters of classDeclaration/classExpression and interface are in member property of the symbol. // Note: that the memberFlags come from previous iteration. - if (!(memberFlags & 32 /* Static */)) { + if (!isStatic) { copySymbols(getSymbolOfNode(location).members, meaning & 793064 /* Type */); } break; - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: var funcName = location.name; if (funcName) { copySymbol(location.symbol, meaning); @@ -42002,7 +44619,7 @@ var ts; if (ts.introducesArgumentsExoticObject(location)) { copySymbol(argumentsSymbol, meaning); } - memberFlags = ts.getModifierFlags(location); + isStatic = ts.hasModifier(location, 32 /* Static */); location = location.parent; } copySymbols(globals, meaning); @@ -42015,54 +44632,53 @@ var ts; * @param meaning meaning of symbol to filter by before adding to symbol table */ function copySymbol(symbol, meaning) { - if (symbol.flags & meaning) { - var id = symbol.name; + if (ts.getCombinedLocalAndExportSymbolFlags(symbol) & meaning) { + var id = symbol.escapedName; // We will copy all symbol regardless of its reserved name because // symbolsToArray will check whether the key is a reserved name and // it will not copy symbol with reserved name to the array - if (!symbols[id]) { - symbols[id] = symbol; + if (!symbols.has(id)) { + symbols.set(id, symbol); } } } function copySymbols(source, meaning) { if (meaning) { - for (var id in source) { - var symbol = source[id]; + source.forEach(function (symbol) { copySymbol(symbol, meaning); - } + }); } } } function isTypeDeclarationName(name) { - return name.kind === 70 /* Identifier */ && + return name.kind === 71 /* Identifier */ && isTypeDeclaration(name.parent) && name.parent.name === name; } function isTypeDeclaration(node) { switch (node.kind) { - case 143 /* TypeParameter */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: + case 145 /* TypeParameter */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 232 /* EnumDeclaration */: return true; } } // True if the given identifier is part of a type reference function isTypeReferenceIdentifier(entityName) { var node = entityName; - while (node.parent && node.parent.kind === 141 /* QualifiedName */) { + while (node.parent && node.parent.kind === 143 /* QualifiedName */) { node = node.parent; } - return node.parent && (node.parent.kind === 157 /* TypeReference */ || node.parent.kind === 272 /* JSDocTypeReference */); + return node.parent && node.parent.kind === 159 /* TypeReference */; } function isHeritageClauseElementIdentifier(entityName) { var node = entityName; - while (node.parent && node.parent.kind === 177 /* PropertyAccessExpression */) { + while (node.parent && node.parent.kind === 179 /* PropertyAccessExpression */) { node = node.parent; } - return node.parent && node.parent.kind === 199 /* ExpressionWithTypeArguments */; + return node.parent && node.parent.kind === 201 /* ExpressionWithTypeArguments */; } function forEachEnclosingClass(node, callback) { var result; @@ -42079,13 +44695,13 @@ var ts; return !!forEachEnclosingClass(node, function (n) { return n === classDeclaration; }); } function getLeftSideOfImportEqualsOrExportAssignment(nodeOnRightSide) { - while (nodeOnRightSide.parent.kind === 141 /* QualifiedName */) { + while (nodeOnRightSide.parent.kind === 143 /* QualifiedName */) { nodeOnRightSide = nodeOnRightSide.parent; } - if (nodeOnRightSide.parent.kind === 234 /* ImportEqualsDeclaration */) { + if (nodeOnRightSide.parent.kind === 237 /* ImportEqualsDeclaration */) { return nodeOnRightSide.parent.moduleReference === nodeOnRightSide && nodeOnRightSide.parent; } - if (nodeOnRightSide.parent.kind === 240 /* ExportAssignment */) { + if (nodeOnRightSide.parent.kind === 243 /* ExportAssignment */) { return nodeOnRightSide.parent.expression === nodeOnRightSide && nodeOnRightSide.parent; } return undefined; @@ -42093,29 +44709,38 @@ var ts; function isInRightSideOfImportOrExportAssignment(node) { return getLeftSideOfImportEqualsOrExportAssignment(node) !== undefined; } + function getSpecialPropertyAssignmentSymbolFromEntityName(entityName) { + var specialPropertyAssignmentKind = ts.getSpecialPropertyAssignmentKind(entityName.parent.parent); + switch (specialPropertyAssignmentKind) { + case 1 /* ExportsProperty */: + case 3 /* PrototypeProperty */: + return getSymbolOfNode(entityName.parent); + case 4 /* ThisProperty */: + case 2 /* ModuleExports */: + case 5 /* Property */: + return getSymbolOfNode(entityName.parent.parent); + } + } function getSymbolOfEntityNameOrPropertyAccessExpression(entityName) { if (ts.isDeclarationName(entityName)) { return getSymbolOfNode(entityName.parent); } - if (ts.isInJavaScriptFile(entityName) && entityName.parent.kind === 177 /* PropertyAccessExpression */) { - var specialPropertyAssignmentKind = ts.getSpecialPropertyAssignmentKind(entityName.parent.parent); - switch (specialPropertyAssignmentKind) { - case 1 /* ExportsProperty */: - case 3 /* PrototypeProperty */: - return getSymbolOfNode(entityName.parent); - case 4 /* ThisProperty */: - case 2 /* ModuleExports */: - return getSymbolOfNode(entityName.parent.parent); - default: + if (ts.isInJavaScriptFile(entityName) && + entityName.parent.kind === 179 /* PropertyAccessExpression */ && + entityName.parent === entityName.parent.parent.left) { + // Check if this is a special property assignment + var specialPropertyAssignmentSymbol = getSpecialPropertyAssignmentSymbolFromEntityName(entityName); + if (specialPropertyAssignmentSymbol) { + return specialPropertyAssignmentSymbol; } } - if (entityName.parent.kind === 240 /* ExportAssignment */ && ts.isEntityNameExpression(entityName)) { + if (entityName.parent.kind === 243 /* ExportAssignment */ && ts.isEntityNameExpression(entityName)) { return resolveEntityName(entityName, - /*all meanings*/ 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */); + /*all meanings*/ 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */); } - if (entityName.kind !== 177 /* PropertyAccessExpression */ && isInRightSideOfImportOrExportAssignment(entityName)) { + if (entityName.kind !== 179 /* PropertyAccessExpression */ && isInRightSideOfImportOrExportAssignment(entityName)) { // Since we already checked for ExportAssignment, this really could only be an Import - var importEqualsDeclaration = ts.getAncestor(entityName, 234 /* ImportEqualsDeclaration */); + var importEqualsDeclaration = ts.getAncestor(entityName, 237 /* ImportEqualsDeclaration */); ts.Debug.assert(importEqualsDeclaration !== undefined); return getSymbolOfPartOfRightHandSideOfImportEquals(entityName, /*dontResolveAlias*/ true); } @@ -42125,7 +44750,7 @@ var ts; if (isHeritageClauseElementIdentifier(entityName)) { var meaning = 0 /* None */; // In an interface or class, we're definitely interested in a type. - if (entityName.parent.kind === 199 /* ExpressionWithTypeArguments */) { + if (entityName.parent.kind === 201 /* ExpressionWithTypeArguments */) { meaning = 793064 /* Type */; // In a class 'extends' clause we are also looking for a value. if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { @@ -42135,83 +44760,93 @@ var ts; else { meaning = 1920 /* Namespace */; } - meaning |= 8388608 /* Alias */; - return resolveEntityName(entityName, meaning); + meaning |= 2097152 /* Alias */; + var entityNameSymbol = resolveEntityName(entityName, meaning); + if (entityNameSymbol) { + return entityNameSymbol; + } } - else if (ts.isPartOfExpression(entityName)) { + if (entityName.parent.kind === 279 /* JSDocParameterTag */) { + return ts.getParameterSymbolFromJSDoc(entityName.parent); + } + if (entityName.parent.kind === 145 /* TypeParameter */ && entityName.parent.parent.kind === 282 /* JSDocTemplateTag */) { + ts.Debug.assert(!ts.isInJavaScriptFile(entityName)); // Otherwise `isDeclarationName` would have been true. + var typeParameter = ts.getTypeParameterFromJsDoc(entityName.parent); + return typeParameter && typeParameter.symbol; + } + if (ts.isPartOfExpression(entityName)) { if (ts.nodeIsMissing(entityName)) { // Missing entity name. return undefined; } - if (entityName.kind === 70 /* Identifier */) { + if (entityName.kind === 71 /* Identifier */) { if (ts.isJSXTagName(entityName) && isJsxIntrinsicIdentifier(entityName)) { return getIntrinsicTagSymbol(entityName.parent); } return resolveEntityName(entityName, 107455 /* Value */, /*ignoreErrors*/ false, /*dontResolveAlias*/ true); } - else if (entityName.kind === 177 /* PropertyAccessExpression */) { - var symbol = getNodeLinks(entityName).resolvedSymbol; - if (!symbol) { + else if (entityName.kind === 179 /* PropertyAccessExpression */ || entityName.kind === 143 /* QualifiedName */) { + var links = getNodeLinks(entityName); + if (links.resolvedSymbol) { + return links.resolvedSymbol; + } + if (entityName.kind === 179 /* PropertyAccessExpression */) { checkPropertyAccessExpression(entityName); } - return getNodeLinks(entityName).resolvedSymbol; - } - else if (entityName.kind === 141 /* QualifiedName */) { - var symbol = getNodeLinks(entityName).resolvedSymbol; - if (!symbol) { + else { checkQualifiedName(entityName); } - return getNodeLinks(entityName).resolvedSymbol; + return links.resolvedSymbol; } } else if (isTypeReferenceIdentifier(entityName)) { - var meaning = (entityName.parent.kind === 157 /* TypeReference */ || entityName.parent.kind === 272 /* JSDocTypeReference */) ? 793064 /* Type */ : 1920 /* Namespace */; + var meaning = entityName.parent.kind === 159 /* TypeReference */ ? 793064 /* Type */ : 1920 /* Namespace */; return resolveEntityName(entityName, meaning, /*ignoreErrors*/ false, /*dontResolveAlias*/ true); } - else if (entityName.parent.kind === 250 /* JsxAttribute */) { + else if (entityName.parent.kind === 253 /* JsxAttribute */) { return getJsxAttributePropertySymbol(entityName.parent); } - if (entityName.parent.kind === 156 /* TypePredicate */) { + if (entityName.parent.kind === 158 /* TypePredicate */) { return resolveEntityName(entityName, /*meaning*/ 1 /* FunctionScopedVariable */); } // Do we want to return undefined here? return undefined; } function getSymbolAtLocation(node) { - if (node.kind === 261 /* SourceFile */) { + if (node.kind === 265 /* SourceFile */) { return ts.isExternalModule(node) ? getMergedSymbol(node.symbol) : undefined; } if (isInsideWithStatementBody(node)) { // We cannot answer semantic questions within a with block, do not proceed any further return undefined; } - if (ts.isDeclarationName(node)) { + if (isDeclarationNameOrImportPropertyName(node)) { // This is a declaration, call getSymbolOfNode return getSymbolOfNode(node.parent); } else if (ts.isLiteralComputedPropertyDeclarationName(node)) { return getSymbolOfNode(node.parent.parent); } - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { if (isInRightSideOfImportOrExportAssignment(node)) { return getSymbolOfEntityNameOrPropertyAccessExpression(node); } - else if (node.parent.kind === 174 /* BindingElement */ && - node.parent.parent.kind === 172 /* ObjectBindingPattern */ && + else if (node.parent.kind === 176 /* BindingElement */ && + node.parent.parent.kind === 174 /* ObjectBindingPattern */ && node === node.parent.propertyName) { var typeOfPattern = getTypeOfNode(node.parent.parent); - var propertyDeclaration = typeOfPattern && getPropertyOfType(typeOfPattern, node.text); + var propertyDeclaration = typeOfPattern && getPropertyOfType(typeOfPattern, node.escapedText); if (propertyDeclaration) { return propertyDeclaration; } } } switch (node.kind) { - case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: - case 141 /* QualifiedName */: + case 71 /* Identifier */: + case 179 /* PropertyAccessExpression */: + case 143 /* QualifiedName */: return getSymbolOfEntityNameOrPropertyAccessExpression(node); - case 98 /* ThisKeyword */: + case 99 /* ThisKeyword */: var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); if (ts.isFunctionLike(container)) { var sig = getSignatureFromDeclaration(container); @@ -42219,52 +44854,51 @@ var ts; return sig.thisParameter; } } - // fallthrough - case 96 /* SuperKeyword */: - var type = ts.isPartOfExpression(node) ? getTypeOfExpression(node) : getTypeFromTypeNode(node); - return type.symbol; - case 167 /* ThisType */: - return getTypeFromTypeNode(node).symbol; - case 122 /* ConstructorKeyword */: + if (ts.isInExpressionContext(node)) { + return checkExpression(node).symbol; + } + // falls through + case 169 /* ThisType */: + return getTypeFromThisTypeNode(node).symbol; + case 97 /* SuperKeyword */: + return checkExpression(node).symbol; + case 123 /* ConstructorKeyword */: // constructor keyword for an overload, should take us to the definition if it exist var constructorDeclaration = node.parent; - if (constructorDeclaration && constructorDeclaration.kind === 150 /* Constructor */) { + if (constructorDeclaration && constructorDeclaration.kind === 152 /* Constructor */) { return constructorDeclaration.parent.symbol; } return undefined; case 9 /* StringLiteral */: - // External module name in an import declaration - if ((ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && - ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node) || - ((node.parent.kind === 235 /* ImportDeclaration */ || node.parent.kind === 241 /* ExportDeclaration */) && - node.parent.moduleSpecifier === node)) { + // 1). import x = require("./mo/*gotToDefinitionHere*/d") + // 2). External module name in an import declaration + // 3). Dynamic import call or require in javascript + if ((ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node) || + ((node.parent.kind === 238 /* ImportDeclaration */ || node.parent.kind === 244 /* ExportDeclaration */) && node.parent.moduleSpecifier === node) || + ((ts.isInJavaScriptFile(node) && ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false)) || ts.isImportCall(node.parent))) { return resolveExternalModuleName(node, node); } - if (ts.isInJavaScriptFile(node) && ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false)) { - return resolveExternalModuleName(node, node); - } - // Fall through + // falls through case 8 /* NumericLiteral */: // index access - if (node.parent.kind === 178 /* ElementAccessExpression */ && node.parent.argumentExpression === node) { - var objectType = getTypeOfExpression(node.parent.expression); - if (objectType === unknownType) - return undefined; - var apparentType = getApparentType(objectType); - if (apparentType === unknownType) - return undefined; - return getPropertyOfType(apparentType, node.text); - } - break; + var objectType = ts.isElementAccessExpression(node.parent) + ? node.parent.argumentExpression === node ? getTypeOfExpression(node.parent.expression) : undefined + : ts.isLiteralTypeNode(node.parent) && ts.isIndexedAccessTypeNode(node.parent.parent) + ? getTypeFromTypeNode(node.parent.parent.objectType) + : undefined; + return objectType && getPropertyOfType(objectType, ts.escapeLeadingUnderscores(node.text)); + case 79 /* DefaultKeyword */: + return getSymbolOfNode(node.parent); + default: + return undefined; } - return undefined; } function getShorthandAssignmentValueSymbol(location) { // The function returns a value symbol of an identifier in the short-hand property assignment. // This is necessary as an identifier in short-hand property assignment can contains two meaning: // property name and property value. - if (location && location.kind === 258 /* ShorthandPropertyAssignment */) { - return resolveEntityName(location.name, 107455 /* Value */ | 8388608 /* Alias */); + if (location && location.kind === 262 /* ShorthandPropertyAssignment */) { + return resolveEntityName(location.name, 107455 /* Value */ | 2097152 /* Alias */); } return undefined; } @@ -42272,7 +44906,7 @@ var ts; function getExportSpecifierLocalTargetSymbol(node) { return node.parent.parent.moduleSpecifier ? getExternalModuleMember(node.parent.parent, node) : - resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */); + resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */); } function getTypeOfNode(node) { if (isInsideWithStatementBody(node)) { @@ -42280,7 +44914,13 @@ var ts; return unknownType; } if (ts.isPartOfTypeNode(node)) { - return getTypeFromTypeNode(node); + var typeFromTypeNode = getTypeFromTypeNode(node); + if (typeFromTypeNode && ts.isExpressionWithTypeArgumentsInClassImplementsClause(node)) { + var containingClass = ts.getContainingClass(node); + var classType = getTypeOfNode(containingClass); + typeFromTypeNode = getTypeWithThisArgument(typeFromTypeNode, classType.thisType); + } + return typeFromTypeNode; } if (ts.isPartOfExpression(node)) { return getRegularTypeOfExpression(node); @@ -42288,7 +44928,10 @@ var ts; if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(node)) { // A SyntaxKind.ExpressionWithTypeArguments is considered a type node, except when it occurs in the // extends clause of a class. We handle that case here. - return getBaseTypes(getDeclaredTypeOfSymbol(getSymbolOfNode(node.parent.parent)))[0]; + var classNode = ts.getContainingClass(node); + var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(classNode)); + var baseType = getBaseTypes(classType)[0]; + return baseType && getTypeWithThisArgument(baseType, classType.thisType); } if (isTypeDeclaration(node)) { // In this case, we call getSymbolOfNode instead of getSymbolAtLocation because it is a declaration @@ -42304,7 +44947,7 @@ var ts; var symbol = getSymbolOfNode(node); return getTypeOfSymbol(symbol); } - if (ts.isDeclarationName(node)) { + if (isDeclarationNameOrImportPropertyName(node)) { var symbol = getSymbolAtLocation(node); return symbol && getTypeOfSymbol(symbol); } @@ -42325,31 +44968,31 @@ var ts; // [ a ] from // [a] = [ some array ...] function getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr) { - ts.Debug.assert(expr.kind === 176 /* ObjectLiteralExpression */ || expr.kind === 175 /* ArrayLiteralExpression */); + ts.Debug.assert(expr.kind === 178 /* ObjectLiteralExpression */ || expr.kind === 177 /* ArrayLiteralExpression */); // If this is from "for of" // for ( { a } of elems) { // } - if (expr.parent.kind === 213 /* ForOfStatement */) { - var iteratedType = checkRightHandSideOfForOf(expr.parent.expression); + if (expr.parent.kind === 216 /* ForOfStatement */) { + var iteratedType = checkRightHandSideOfForOf(expr.parent.expression, expr.parent.awaitModifier); return checkDestructuringAssignment(expr, iteratedType || unknownType); } // If this is from "for" initializer // for ({a } = elems[0];.....) { } - if (expr.parent.kind === 192 /* BinaryExpression */) { + if (expr.parent.kind === 194 /* BinaryExpression */) { var iteratedType = getTypeOfExpression(expr.parent.right); return checkDestructuringAssignment(expr, iteratedType || unknownType); } // If this is from nested object binding pattern // for ({ skills: { primary, secondary } } = multiRobot, i = 0; i < 1; i++) { - if (expr.parent.kind === 257 /* PropertyAssignment */) { + if (expr.parent.kind === 261 /* PropertyAssignment */) { var typeOfParentObjectLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent.parent); return checkObjectLiteralDestructuringPropertyAssignment(typeOfParentObjectLiteral || unknownType, expr.parent); } // Array literal assignment - array destructuring pattern - ts.Debug.assert(expr.parent.kind === 175 /* ArrayLiteralExpression */); + ts.Debug.assert(expr.parent.kind === 177 /* ArrayLiteralExpression */); // [{ property1: p1, property2 }] = elems; var typeOfArrayLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent); - var elementType = checkIteratedTypeOrElementType(typeOfArrayLiteral || unknownType, expr.parent, /*allowStringInput*/ false) || unknownType; + var elementType = checkIteratedTypeOrElementType(typeOfArrayLiteral || unknownType, expr.parent, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType; return checkArrayLiteralDestructuringElementAssignment(expr.parent, typeOfArrayLiteral, ts.indexOf(expr.parent.elements, expr), elementType || unknownType); } // Gets the property symbol corresponding to the property in destructuring assignment @@ -42361,7 +45004,7 @@ var ts; function getPropertySymbolOfDestructuringAssignment(location) { // Get the type of the object or array literal and then look for property of given name in the type var typeOfObjectLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(location.parent.parent); - return typeOfObjectLiteral && getPropertyOfType(typeOfObjectLiteral, location.text); + return typeOfObjectLiteral && getPropertyOfType(typeOfObjectLiteral, location.escapedText); } function getRegularTypeOfExpression(expr) { if (ts.isRightSideOfQualifiedNameOrPropertyAccess(expr)) { @@ -42370,12 +45013,12 @@ var ts; return getRegularTypeOfLiteralType(getTypeOfExpression(expr)); } /** - * Gets either the static or instance type of a class element, based on - * whether the element is declared as "static". - */ + * Gets either the static or instance type of a class element, based on + * whether the element is declared as "static". + */ function getParentTypeOfClassElement(node) { var classSymbol = getSymbolOfNode(node.parent); - return ts.getModifierFlags(node) & 32 /* Static */ + return ts.hasModifier(node, 32 /* Static */) ? getTypeOfSymbol(classSymbol) : getDeclaredTypeOfSymbol(classSymbol); } @@ -42383,32 +45026,35 @@ var ts; // if the type has call or construct signatures function getAugmentedPropertiesOfType(type) { type = getApparentType(type); - var propsByName = createSymbolTable(getPropertiesOfType(type)); + var propsByName = ts.createSymbolTable(getPropertiesOfType(type)); if (getSignaturesOfType(type, 0 /* Call */).length || getSignaturesOfType(type, 1 /* Construct */).length) { ts.forEach(getPropertiesOfType(globalFunctionType), function (p) { - if (!propsByName[p.name]) { - propsByName[p.name] = p; + if (!propsByName.has(p.escapedName)) { + propsByName.set(p.escapedName, p); } }); } return getNamedMembers(propsByName); } function getRootSymbols(symbol) { - if (symbol.flags & 268435456 /* SyntheticProperty */) { - var symbols_3 = []; - var name_26 = symbol.name; + if (ts.getCheckFlags(symbol) & 6 /* Synthetic */) { + var symbols_4 = []; + var name_3 = symbol.escapedName; ts.forEach(getSymbolLinks(symbol).containingType.types, function (t) { - var symbol = getPropertyOfType(t, name_26); + var symbol = getPropertyOfType(t, name_3); if (symbol) { - symbols_3.push(symbol); + symbols_4.push(symbol); } }); - return symbols_3; + return symbols_4; } - else if (symbol.flags & 67108864 /* Transient */) { - if (symbol.leftSpread) { - var links = symbol; - return [links.leftSpread, links.rightSpread]; + else if (symbol.flags & 33554432 /* Transient */) { + var transient = symbol; + if (transient.leftSpread) { + return getRootSymbols(transient.leftSpread).concat(getRootSymbols(transient.rightSpread)); + } + if (transient.syntheticOrigin) { + return getRootSymbols(transient.syntheticOrigin); } var target = void 0; var next = symbol; @@ -42426,7 +45072,8 @@ var ts; if (!ts.isGeneratedIdentifier(node)) { node = ts.getParseTreeNode(node, ts.isIdentifier); if (node) { - return getReferencedValueSymbol(node) === argumentsSymbol; + var isPropertyName_1 = node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.name === node; + return !isPropertyName_1 && getReferencedValueSymbol(node) === argumentsSymbol; } } return false; @@ -42447,7 +45094,7 @@ var ts; // otherwise - check if at least one export is value symbolLinks.exportsSomeValue = hasExportAssignment ? !!(moduleSymbol.flags & 107455 /* Value */) - : ts.forEachProperty(getExportsOfModule(moduleSymbol), isValue); + : ts.forEachEntry(getExportsOfModule(moduleSymbol), isValue); } return symbolLinks.exportsSomeValue; function isValue(s) { @@ -42480,20 +45127,16 @@ var ts; } symbol = exportSymbol; } - var parentSymbol = getParentOfSymbol(symbol); - if (parentSymbol) { - if (parentSymbol.flags & 512 /* ValueModule */ && parentSymbol.valueDeclaration.kind === 261 /* SourceFile */) { - var symbolFile = parentSymbol.valueDeclaration; + var parentSymbol_1 = getParentOfSymbol(symbol); + if (parentSymbol_1) { + if (parentSymbol_1.flags & 512 /* ValueModule */ && parentSymbol_1.valueDeclaration.kind === 265 /* SourceFile */) { + var symbolFile = parentSymbol_1.valueDeclaration; var referenceFile = ts.getSourceFileOfNode(node); // If `node` accesses an export and that export isn't in the same file, then symbol is a namespace export, so return undefined. var symbolIsUmdExport = symbolFile !== referenceFile; return symbolIsUmdExport ? undefined : symbolFile; } - for (var n = node.parent; n; n = n.parent) { - if (ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol) { - return n; - } - } + return ts.findAncestor(node.parent, function (n) { return ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol_1; }); } } } @@ -42504,7 +45147,9 @@ var ts; node = ts.getParseTreeNode(node, ts.isIdentifier); if (node) { var symbol = getReferencedValueSymbol(node); - if (symbol && symbol.flags & 8388608 /* Alias */) { + // We should only get the declaration of an alias if there isn't a local value + // declaration for the symbol + if (isNonLocalAlias(symbol, /*excludes*/ 107455 /* Value */)) { return getDeclarationOfAliasSymbol(symbol); } } @@ -42517,7 +45162,7 @@ var ts; var container = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration); if (ts.isStatementWithLocals(container)) { var nodeLinks_1 = getNodeLinks(symbol.valueDeclaration); - if (!!resolveName(container.parent, symbol.name, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)) { + if (resolveName(container.parent, symbol.escapedName, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)) { // redeclaration - always should be renamed links.isDeclarationWithCollidingName = true; } @@ -42539,7 +45184,7 @@ var ts; // they will not collide with anything var isDeclaredInLoop = nodeLinks_1.flags & 262144 /* BlockScopedBindingInLoop */; var inLoopInitializer = ts.isIterationStatement(container, /*lookInLabeledStatements*/ false); - var inLoopBodyBlock = container.kind === 204 /* Block */ && ts.isIterationStatement(container.parent, /*lookInLabeledStatements*/ false); + var inLoopBodyBlock = container.kind === 207 /* Block */ && ts.isIterationStatement(container.parent, /*lookInLabeledStatements*/ false); links.isDeclarationWithCollidingName = !ts.isBlockScopedContainerTopLevel(container) && (!isDeclaredInLoop || (!inLoopInitializer && !inLoopBodyBlock)); } else { @@ -42579,24 +45224,19 @@ var ts; return false; } function isValueAliasDeclaration(node) { - node = ts.getParseTreeNode(node); - if (node === undefined) { - // A synthesized node comes from an emit transformation and is always a value. - return true; - } switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: + case 237 /* ImportEqualsDeclaration */: + case 239 /* ImportClause */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: return isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: var exportClause = node.exportClause; return exportClause && ts.forEach(exportClause.elements, isValueAliasDeclaration); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return node.expression - && node.expression.kind === 70 /* Identifier */ + && node.expression.kind === 71 /* Identifier */ ? isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol) : true; } @@ -42604,7 +45244,7 @@ var ts; } function isTopLevelValueImportEqualsWithEntityName(node) { node = ts.getParseTreeNode(node, ts.isImportEqualsDeclaration); - if (node === undefined || node.parent.kind !== 261 /* SourceFile */ || !ts.isInternalModuleImportEqualsDeclaration(node)) { + if (node === undefined || node.parent.kind !== 265 /* SourceFile */ || !ts.isInternalModuleImportEqualsDeclaration(node)) { // parent is not source file or it is not reference to internal module return false; } @@ -42625,11 +45265,6 @@ var ts; return isConstEnumSymbol(s) || s.constEnumOnlyModule; } function isReferencedAliasDeclaration(node, checkChildren) { - node = ts.getParseTreeNode(node); - // Purely synthesized nodes are always emitted. - if (node === undefined) { - return true; - } if (ts.isAliasSymbolDeclaration(node)) { var symbol = getSymbolOfNode(node); if (symbol && getSymbolLinks(symbol).referenced) { @@ -42661,16 +45296,36 @@ var ts; } return false; } + function isRequiredInitializedParameter(parameter) { + return strictNullChecks && + !isOptionalParameter(parameter) && + parameter.initializer && + !ts.hasModifier(parameter, 92 /* ParameterPropertyModifier */); + } + function isOptionalUninitializedParameterProperty(parameter) { + return strictNullChecks && + isOptionalParameter(parameter) && + !parameter.initializer && + ts.hasModifier(parameter, 92 /* ParameterPropertyModifier */); + } function getNodeCheckFlags(node) { - node = ts.getParseTreeNode(node); - return node ? getNodeLinks(node).flags : undefined; + return getNodeLinks(node).flags; } function getEnumMemberValue(node) { computeEnumMemberValues(node.parent); return getNodeLinks(node).enumMemberValue; } + function canHaveConstantValue(node) { + switch (node.kind) { + case 264 /* EnumMember */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: + return true; + } + return false; + } function getConstantValue(node) { - if (node.kind === 260 /* EnumMember */) { + if (node.kind === 264 /* EnumMember */) { return getEnumMemberValue(node); } var symbol = getNodeLinks(node).resolvedSymbol; @@ -42686,18 +45341,29 @@ var ts; return type.flags & 32768 /* Object */ && getSignaturesOfType(type, 0 /* Call */).length > 0; } function getTypeReferenceSerializationKind(typeName, location) { + // ensure both `typeName` and `location` are parse tree nodes. + typeName = ts.getParseTreeNode(typeName, ts.isEntityName); + if (!typeName) + return ts.TypeReferenceSerializationKind.Unknown; + if (location) { + location = ts.getParseTreeNode(location); + if (!location) + return ts.TypeReferenceSerializationKind.Unknown; + } // Resolve the symbol as a value to ensure the type can be reached at runtime during emit. var valueSymbol = resolveEntityName(typeName, 107455 /* Value */, /*ignoreErrors*/ true, /*dontResolveAlias*/ false, location); - var globalPromiseSymbol = tryGetGlobalPromiseConstructorSymbol(); - if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) { - return ts.TypeReferenceSerializationKind.Promise; - } - var constructorType = valueSymbol ? getTypeOfSymbol(valueSymbol) : undefined; - if (constructorType && isConstructorType(constructorType)) { - return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue; - } // Resolve the symbol as a type so that we can provide a more useful hint for the type serializer. var typeSymbol = resolveEntityName(typeName, 793064 /* Type */, /*ignoreErrors*/ true, /*dontResolveAlias*/ false, location); + if (valueSymbol && valueSymbol === typeSymbol) { + var globalPromiseSymbol = getGlobalPromiseConstructorSymbol(/*reportErrors*/ false); + if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) { + return ts.TypeReferenceSerializationKind.Promise; + } + var constructorType = getTypeOfSymbol(valueSymbol); + if (constructorType && isConstructorType(constructorType)) { + return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue; + } + } // We might not be able to resolve type symbol so use unknown type in that case (eg error case) if (!typeSymbol) { return ts.TypeReferenceSerializationKind.ObjectType; @@ -42709,22 +45375,22 @@ var ts; else if (type.flags & 1 /* Any */) { return ts.TypeReferenceSerializationKind.ObjectType; } - else if (isTypeOfKind(type, 1024 /* Void */ | 6144 /* Nullable */ | 8192 /* Never */)) { + else if (isTypeAssignableToKind(type, 1024 /* Void */ | 6144 /* Nullable */ | 8192 /* Never */)) { return ts.TypeReferenceSerializationKind.VoidNullableOrNeverType; } - else if (isTypeOfKind(type, 136 /* BooleanLike */)) { + else if (isTypeAssignableToKind(type, 136 /* BooleanLike */)) { return ts.TypeReferenceSerializationKind.BooleanType; } - else if (isTypeOfKind(type, 340 /* NumberLike */)) { + else if (isTypeAssignableToKind(type, 84 /* NumberLike */)) { return ts.TypeReferenceSerializationKind.NumberLikeType; } - else if (isTypeOfKind(type, 262178 /* StringLike */)) { + else if (isTypeAssignableToKind(type, 262178 /* StringLike */)) { return ts.TypeReferenceSerializationKind.StringLikeType; } else if (isTupleType(type)) { return ts.TypeReferenceSerializationKind.ArrayLikeType; } - else if (isTypeOfKind(type, 512 /* ESSymbol */)) { + else if (isTypeAssignableToKind(type, 512 /* ESSymbol */)) { return ts.TypeReferenceSerializationKind.ESSymbolType; } else if (isFunctionType(type)) { @@ -42743,6 +45409,9 @@ var ts; var type = symbol && !(symbol.flags & (2048 /* TypeLiteral */ | 131072 /* Signature */)) ? getWidenedLiteralType(getTypeOfSymbol(symbol)) : unknownType; + if (flags & 8192 /* AddUndefined */) { + type = getNullableType(type, 2048 /* Undefined */); + } getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); } function writeReturnTypeOfSignatureDeclaration(signatureDeclaration, enclosingDeclaration, flags, writer) { @@ -42753,14 +45422,8 @@ var ts; var type = getWidenedType(getRegularTypeOfExpression(expr)); getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); } - function writeBaseConstructorTypeOfClass(node, enclosingDeclaration, flags, writer) { - var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(node)); - resolveBaseTypesOfClass(classType); - var baseType = classType.resolvedBaseTypes.length ? classType.resolvedBaseTypes[0] : unknownType; - getSymbolDisplayBuilder().buildTypeDisplay(baseType, writer, enclosingDeclaration, flags); - } function hasGlobalName(name) { - return !!globals[name]; + return globals.has(ts.escapeLeadingUnderscores(name)); } function getReferencedValueSymbol(reference, startInDeclarationContainer) { var resolvedSymbol = getNodeLinks(reference).resolvedSymbol; @@ -42771,12 +45434,12 @@ var ts; if (startInDeclarationContainer) { // When resolving the name of a declaration as a value, we need to start resolution // at a point outside of the declaration. - var parent_12 = reference.parent; - if (ts.isDeclaration(parent_12) && reference === parent_12.name) { - location = getDeclarationContainer(parent_12); + var parent = reference.parent; + if (ts.isDeclaration(parent) && reference === parent.name) { + location = getDeclarationContainer(parent); } } - return resolveName(location, reference.text, 107455 /* Value */ | 1048576 /* ExportValue */ | 8388608 /* Alias */, /*nodeNotFoundMessage*/ undefined, /*nameArg*/ undefined); + return resolveName(location, reference.escapedText, 107455 /* Value */ | 1048576 /* ExportValue */ | 2097152 /* Alias */, /*nodeNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ true); } function getReferencedValueDeclaration(reference) { if (!ts.isGeneratedIdentifier(reference)) { @@ -42808,35 +45471,49 @@ var ts; var fileToDirective; if (resolvedTypeReferenceDirectives) { // populate reverse mapping: file path -> type reference directive that was resolved to this file - fileToDirective = ts.createFileMap(); - for (var key in resolvedTypeReferenceDirectives) { - var resolvedDirective = resolvedTypeReferenceDirectives[key]; + fileToDirective = ts.createMap(); + resolvedTypeReferenceDirectives.forEach(function (resolvedDirective, key) { if (!resolvedDirective) { - continue; + return; } var file = host.getSourceFile(resolvedDirective.resolvedFileName); fileToDirective.set(file.path, key); - } + }); } return { getReferencedExportContainer: getReferencedExportContainer, getReferencedImportDeclaration: getReferencedImportDeclaration, getReferencedDeclarationWithCollidingName: getReferencedDeclarationWithCollidingName, isDeclarationWithCollidingName: isDeclarationWithCollidingName, - isValueAliasDeclaration: isValueAliasDeclaration, + isValueAliasDeclaration: function (node) { + node = ts.getParseTreeNode(node); + // Synthesized nodes are always treated like values. + return node ? isValueAliasDeclaration(node) : true; + }, hasGlobalName: hasGlobalName, - isReferencedAliasDeclaration: isReferencedAliasDeclaration, - getNodeCheckFlags: getNodeCheckFlags, + isReferencedAliasDeclaration: function (node, checkChildren) { + node = ts.getParseTreeNode(node); + // Synthesized nodes are always treated as referenced. + return node ? isReferencedAliasDeclaration(node, checkChildren) : true; + }, + getNodeCheckFlags: function (node) { + node = ts.getParseTreeNode(node); + return node ? getNodeCheckFlags(node) : undefined; + }, isTopLevelValueImportEqualsWithEntityName: isTopLevelValueImportEqualsWithEntityName, isDeclarationVisible: isDeclarationVisible, isImplementationOfOverload: isImplementationOfOverload, + isRequiredInitializedParameter: isRequiredInitializedParameter, + isOptionalUninitializedParameterProperty: isOptionalUninitializedParameterProperty, writeTypeOfDeclaration: writeTypeOfDeclaration, writeReturnTypeOfSignatureDeclaration: writeReturnTypeOfSignatureDeclaration, writeTypeOfExpression: writeTypeOfExpression, - writeBaseConstructorTypeOfClass: writeBaseConstructorTypeOfClass, isSymbolAccessible: isSymbolAccessible, isEntityNameVisible: isEntityNameVisible, - getConstantValue: getConstantValue, + getConstantValue: function (node) { + node = ts.getParseTreeNode(node, canHaveConstantValue); + return node ? getConstantValue(node) : undefined; + }, collectLinkedAliases: collectLinkedAliases, getReferencedValueDeclaration: getReferencedValueDeclaration, getTypeReferenceSerializationKind: getTypeReferenceSerializationKind, @@ -42859,7 +45536,7 @@ var ts; // property access can only be used as values // qualified names can only be used as types\namespaces // identifiers are treated as values only if they appear in type queries - var meaning = (node.kind === 177 /* PropertyAccessExpression */) || (node.kind === 70 /* Identifier */ && isInTypeQuery(node)) + var meaning = (node.kind === 179 /* PropertyAccessExpression */) || (node.kind === 71 /* Identifier */ && isInTypeQuery(node)) ? 107455 /* Value */ | 1048576 /* ExportValue */ : 793064 /* Type */ | 1920 /* Namespace */; var symbol = resolveEntityName(node, meaning, /*ignoreErrors*/ true); @@ -42902,22 +45579,22 @@ var ts; // external modules cannot define or contribute to type declaration files var current = symbol; while (true) { - var parent_13 = getParentOfSymbol(current); - if (parent_13) { - current = parent_13; + var parent = getParentOfSymbol(current); + if (parent) { + current = parent; } else { break; } } - if (current.valueDeclaration && current.valueDeclaration.kind === 261 /* SourceFile */ && current.flags & 512 /* ValueModule */) { + if (current.valueDeclaration && current.valueDeclaration.kind === 265 /* SourceFile */ && current.flags & 512 /* ValueModule */) { return false; } // check that at least one declaration of top level symbol originates from type declaration file for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var decl = _a[_i]; var file = ts.getSourceFileOfNode(decl); - if (fileToDirective.contains(file.path)) { + if (fileToDirective.has(file.path)) { return true; } } @@ -42930,7 +45607,7 @@ var ts; if (!moduleSymbol) { return undefined; } - return ts.getDeclarationOfKind(moduleSymbol, 261 /* SourceFile */); + return ts.getDeclarationOfKind(moduleSymbol, 265 /* SourceFile */); } function initializeTypeChecker() { // Bind all source files and propagate errors @@ -42954,1259 +45631,5633 @@ var ts; if (file.symbol && file.symbol.globalExports) { // Merge in UMD exports with first-in-wins semantics (see #9771) var source = file.symbol.globalExports; - for (var id in source) { - if (!(id in globals)) { - globals[id] = source[id]; + source.forEach(function (sourceSymbol, id) { + if (!globals.has(id)) { + globals.set(id, sourceSymbol); + } + }); + } + } + if (augmentations) { + // merge module augmentations. + // this needs to be done after global symbol table is initialized to make sure that all ambient modules are indexed + for (var _d = 0, augmentations_1 = augmentations; _d < augmentations_1.length; _d++) { + var list = augmentations_1[_d]; + for (var _e = 0, list_1 = list; _e < list_1.length; _e++) { + var augmentation = list_1[_e]; + mergeModuleAugmentation(augmentation); + } + } + } + // Setup global builtins + addToSymbolTable(globals, builtinGlobals, ts.Diagnostics.Declaration_name_conflicts_with_built_in_global_identifier_0); + getSymbolLinks(undefinedSymbol).type = undefinedWideningType; + getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments", /*arity*/ 0, /*reportErrors*/ true); + getSymbolLinks(unknownSymbol).type = unknownType; + // Initialize special types + globalArrayType = getGlobalType("Array", /*arity*/ 1, /*reportErrors*/ true); + globalObjectType = getGlobalType("Object", /*arity*/ 0, /*reportErrors*/ true); + globalFunctionType = getGlobalType("Function", /*arity*/ 0, /*reportErrors*/ true); + globalStringType = getGlobalType("String", /*arity*/ 0, /*reportErrors*/ true); + globalNumberType = getGlobalType("Number", /*arity*/ 0, /*reportErrors*/ true); + globalBooleanType = getGlobalType("Boolean", /*arity*/ 0, /*reportErrors*/ true); + globalRegExpType = getGlobalType("RegExp", /*arity*/ 0, /*reportErrors*/ true); + anyArrayType = createArrayType(anyType); + autoArrayType = createArrayType(autoType); + globalReadonlyArrayType = getGlobalTypeOrUndefined("ReadonlyArray", /*arity*/ 1); + anyReadonlyArrayType = globalReadonlyArrayType ? createTypeFromGenericGlobalType(globalReadonlyArrayType, [anyType]) : anyArrayType; + globalThisType = getGlobalTypeOrUndefined("ThisType", /*arity*/ 1); + } + function checkExternalEmitHelpers(location, helpers) { + if ((requestedExternalEmitHelpers & helpers) !== helpers && compilerOptions.importHelpers) { + var sourceFile = ts.getSourceFileOfNode(location); + if (ts.isEffectiveExternalModule(sourceFile, compilerOptions) && !ts.isInAmbientContext(location)) { + var helpersModule = resolveHelpersModule(sourceFile, location); + if (helpersModule !== unknownSymbol) { + var uncheckedHelpers = helpers & ~requestedExternalEmitHelpers; + for (var helper = 1 /* FirstEmitHelper */; helper <= 65536 /* LastEmitHelper */; helper <<= 1) { + if (uncheckedHelpers & helper) { + var name = getHelperName(helper); + var symbol = getSymbol(helpersModule.exports, ts.escapeLeadingUnderscores(name), 107455 /* Value */); + if (!symbol) { + error(location, ts.Diagnostics.This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1, ts.externalHelpersModuleNameText, name); + } + } + } + } + requestedExternalEmitHelpers |= helpers; + } + } + } + function getHelperName(helper) { + switch (helper) { + case 1 /* Extends */: return "__extends"; + case 2 /* Assign */: return "__assign"; + case 4 /* Rest */: return "__rest"; + case 8 /* Decorate */: return "__decorate"; + case 16 /* Metadata */: return "__metadata"; + case 32 /* Param */: return "__param"; + case 64 /* Awaiter */: return "__awaiter"; + case 128 /* Generator */: return "__generator"; + case 256 /* Values */: return "__values"; + case 512 /* Read */: return "__read"; + case 1024 /* Spread */: return "__spread"; + case 2048 /* Await */: return "__await"; + case 4096 /* AsyncGenerator */: return "__asyncGenerator"; + case 8192 /* AsyncDelegator */: return "__asyncDelegator"; + case 16384 /* AsyncValues */: return "__asyncValues"; + case 32768 /* ExportStar */: return "__exportStar"; + case 65536 /* MakeTemplateObject */: return "__makeTemplateObject"; + default: ts.Debug.fail("Unrecognized helper"); + } + } + function resolveHelpersModule(node, errorNode) { + if (!externalHelpersModule) { + externalHelpersModule = resolveExternalModule(node, ts.externalHelpersModuleNameText, ts.Diagnostics.This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found, errorNode) || unknownSymbol; + } + return externalHelpersModule; + } + // GRAMMAR CHECKING + function checkGrammarDecorators(node) { + if (!node.decorators) { + return false; + } + if (!ts.nodeCanBeDecorated(node)) { + if (node.kind === 151 /* MethodDeclaration */ && !ts.nodeIsPresent(node.body)) { + return grammarErrorOnFirstToken(node, ts.Diagnostics.A_decorator_can_only_decorate_a_method_implementation_not_an_overload); + } + else { + return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_are_not_valid_here); + } + } + else if (node.kind === 153 /* GetAccessor */ || node.kind === 154 /* SetAccessor */) { + var accessors = ts.getAllAccessorDeclarations(node.parent.members, node); + if (accessors.firstAccessor.decorators && node === accessors.secondAccessor) { + return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name); + } + } + return false; + } + function checkGrammarModifiers(node) { + var quickResult = reportObviousModifierErrors(node); + if (quickResult !== undefined) { + return quickResult; + } + var lastStatic, lastDeclare, lastAsync, lastReadonly; + var flags = 0 /* None */; + for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) { + var modifier = _a[_i]; + if (modifier.kind !== 131 /* ReadonlyKeyword */) { + if (node.kind === 148 /* PropertySignature */ || node.kind === 150 /* MethodSignature */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_type_member, ts.tokenToString(modifier.kind)); + } + if (node.kind === 157 /* IndexSignature */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_an_index_signature, ts.tokenToString(modifier.kind)); + } + } + switch (modifier.kind) { + case 76 /* ConstKeyword */: + if (node.kind !== 232 /* EnumDeclaration */ && node.parent.kind === 229 /* ClassDeclaration */) { + return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(76 /* ConstKeyword */)); + } + break; + case 114 /* PublicKeyword */: + case 113 /* ProtectedKeyword */: + case 112 /* PrivateKeyword */: + var text = visibilityToString(ts.modifierToFlag(modifier.kind)); + if (flags & 28 /* AccessibilityModifier */) { + return grammarErrorOnNode(modifier, ts.Diagnostics.Accessibility_modifier_already_seen); + } + else if (flags & 32 /* Static */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "static"); + } + else if (flags & 64 /* Readonly */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "readonly"); + } + else if (flags & 256 /* Async */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "async"); + } + else if (node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, text); + } + else if (flags & 128 /* Abstract */) { + if (modifier.kind === 112 /* PrivateKeyword */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, text, "abstract"); + } + else { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "abstract"); + } + } + flags |= ts.modifierToFlag(modifier.kind); + break; + case 115 /* StaticKeyword */: + if (flags & 32 /* Static */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "static"); + } + else if (flags & 64 /* Readonly */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "readonly"); + } + else if (flags & 256 /* Async */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "async"); + } + else if (node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, "static"); + } + else if (node.kind === 146 /* Parameter */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "static"); + } + else if (flags & 128 /* Abstract */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract"); + } + flags |= 32 /* Static */; + lastStatic = modifier; + break; + case 131 /* ReadonlyKeyword */: + if (flags & 64 /* Readonly */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "readonly"); + } + else if (node.kind !== 149 /* PropertyDeclaration */ && node.kind !== 148 /* PropertySignature */ && node.kind !== 157 /* IndexSignature */ && node.kind !== 146 /* Parameter */) { + // If node.kind === SyntaxKind.Parameter, checkParameter report an error if it's not a parameter property. + return grammarErrorOnNode(modifier, ts.Diagnostics.readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature); + } + flags |= 64 /* Readonly */; + lastReadonly = modifier; + break; + case 84 /* ExportKeyword */: + if (flags & 1 /* Export */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "export"); + } + else if (flags & 2 /* Ambient */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "declare"); + } + else if (flags & 128 /* Abstract */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "abstract"); + } + else if (flags & 256 /* Async */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "async"); + } + else if (node.parent.kind === 229 /* ClassDeclaration */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "export"); + } + else if (node.kind === 146 /* Parameter */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export"); + } + flags |= 1 /* Export */; + break; + case 79 /* DefaultKeyword */: + var container = node.parent.kind === 265 /* SourceFile */ ? node.parent : node.parent.parent; + if (container.kind === 233 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { + return grammarErrorOnNode(modifier, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module); + } + flags |= 512 /* Default */; + break; + case 124 /* DeclareKeyword */: + if (flags & 2 /* Ambient */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "declare"); + } + else if (flags & 256 /* Async */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); + } + else if (node.parent.kind === 229 /* ClassDeclaration */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "declare"); + } + else if (node.kind === 146 /* Parameter */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare"); + } + else if (ts.isInAmbientContext(node.parent) && node.parent.kind === 234 /* ModuleBlock */) { + return grammarErrorOnNode(modifier, ts.Diagnostics.A_declare_modifier_cannot_be_used_in_an_already_ambient_context); + } + flags |= 2 /* Ambient */; + lastDeclare = modifier; + break; + case 117 /* AbstractKeyword */: + if (flags & 128 /* Abstract */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "abstract"); + } + if (node.kind !== 229 /* ClassDeclaration */) { + if (node.kind !== 151 /* MethodDeclaration */ && + node.kind !== 149 /* PropertyDeclaration */ && + node.kind !== 153 /* GetAccessor */ && + node.kind !== 154 /* SetAccessor */) { + return grammarErrorOnNode(modifier, ts.Diagnostics.abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration); + } + if (!(node.parent.kind === 229 /* ClassDeclaration */ && ts.hasModifier(node.parent, 128 /* Abstract */))) { + return grammarErrorOnNode(modifier, ts.Diagnostics.Abstract_methods_can_only_appear_within_an_abstract_class); + } + if (flags & 32 /* Static */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract"); + } + if (flags & 8 /* Private */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "private", "abstract"); + } + } + flags |= 128 /* Abstract */; + break; + case 120 /* AsyncKeyword */: + if (flags & 256 /* Async */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "async"); + } + else if (flags & 2 /* Ambient */ || ts.isInAmbientContext(node.parent)) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); + } + else if (node.kind === 146 /* Parameter */) { + return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "async"); + } + flags |= 256 /* Async */; + lastAsync = modifier; + break; + } + } + if (node.kind === 152 /* Constructor */) { + if (flags & 32 /* Static */) { + return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "static"); + } + if (flags & 128 /* Abstract */) { + return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "abstract"); + } + else if (flags & 256 /* Async */) { + return grammarErrorOnNode(lastAsync, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "async"); + } + else if (flags & 64 /* Readonly */) { + return grammarErrorOnNode(lastReadonly, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "readonly"); + } + return; + } + else if ((node.kind === 238 /* ImportDeclaration */ || node.kind === 237 /* ImportEqualsDeclaration */) && flags & 2 /* Ambient */) { + return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_0_modifier_cannot_be_used_with_an_import_declaration, "declare"); + } + else if (node.kind === 146 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && ts.isBindingPattern(node.name)) { + return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_may_not_be_declared_using_a_binding_pattern); + } + else if (node.kind === 146 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && node.dotDotDotToken) { + return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_cannot_be_declared_using_a_rest_parameter); + } + if (flags & 256 /* Async */) { + return checkGrammarAsyncModifier(node, lastAsync); + } + } + /** + * true | false: Early return this value from checkGrammarModifiers. + * undefined: Need to do full checking on the modifiers. + */ + function reportObviousModifierErrors(node) { + return !node.modifiers + ? false + : shouldReportBadModifier(node) + ? grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here) + : undefined; + } + function shouldReportBadModifier(node) { + switch (node.kind) { + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 152 /* Constructor */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 157 /* IndexSignature */: + case 233 /* ModuleDeclaration */: + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 244 /* ExportDeclaration */: + case 243 /* ExportAssignment */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 146 /* Parameter */: + return false; + default: + if (node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { + return false; + } + switch (node.kind) { + case 228 /* FunctionDeclaration */: + return nodeHasAnyModifiersExcept(node, 120 /* AsyncKeyword */); + case 229 /* ClassDeclaration */: + return nodeHasAnyModifiersExcept(node, 117 /* AbstractKeyword */); + case 230 /* InterfaceDeclaration */: + case 208 /* VariableStatement */: + case 231 /* TypeAliasDeclaration */: + return true; + case 232 /* EnumDeclaration */: + return nodeHasAnyModifiersExcept(node, 76 /* ConstKeyword */); + default: + ts.Debug.fail(); + return false; + } + } + } + function nodeHasAnyModifiersExcept(node, allowedModifier) { + return node.modifiers.length > 1 || node.modifiers[0].kind !== allowedModifier; + } + function checkGrammarAsyncModifier(node, asyncModifier) { + switch (node.kind) { + case 151 /* MethodDeclaration */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return false; + } + return grammarErrorOnNode(asyncModifier, ts.Diagnostics._0_modifier_cannot_be_used_here, "async"); + } + function checkGrammarForDisallowedTrailingComma(list) { + if (list && list.hasTrailingComma) { + var start = list.end - ",".length; + var end = list.end; + return grammarErrorAtPos(list[0], start, end - start, ts.Diagnostics.Trailing_comma_not_allowed); + } + } + function checkGrammarTypeParameterList(typeParameters, file) { + if (checkGrammarForDisallowedTrailingComma(typeParameters)) { + return true; + } + if (typeParameters && typeParameters.length === 0) { + var start = typeParameters.pos - "<".length; + var end = ts.skipTrivia(file.text, typeParameters.end) + ">".length; + return grammarErrorAtPos(file, start, end - start, ts.Diagnostics.Type_parameter_list_cannot_be_empty); + } + } + function checkGrammarParameterList(parameters) { + var seenOptionalParameter = false; + var parameterCount = parameters.length; + for (var i = 0; i < parameterCount; i++) { + var parameter = parameters[i]; + if (parameter.dotDotDotToken) { + if (i !== (parameterCount - 1)) { + return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list); + } + if (ts.isBindingPattern(parameter.name)) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern); + } + if (parameter.questionToken) { + return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_rest_parameter_cannot_be_optional); + } + if (parameter.initializer) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_rest_parameter_cannot_have_an_initializer); + } + } + else if (parameter.questionToken) { + seenOptionalParameter = true; + if (parameter.initializer) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.Parameter_cannot_have_question_mark_and_initializer); + } + } + else if (seenOptionalParameter && !parameter.initializer) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_required_parameter_cannot_follow_an_optional_parameter); + } + } + } + function checkGrammarFunctionLikeDeclaration(node) { + // Prevent cascading error by short-circuit + var file = ts.getSourceFileOfNode(node); + return checkGrammarDecorators(node) || checkGrammarModifiers(node) || checkGrammarTypeParameterList(node.typeParameters, file) || + checkGrammarParameterList(node.parameters) || checkGrammarArrowFunction(node, file); + } + function checkGrammarClassLikeDeclaration(node) { + var file = ts.getSourceFileOfNode(node); + return checkGrammarClassDeclarationHeritageClauses(node) || checkGrammarTypeParameterList(node.typeParameters, file); + } + function checkGrammarArrowFunction(node, file) { + if (node.kind === 187 /* ArrowFunction */) { + var arrowFunction = node; + var startLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.pos).line; + var endLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.end).line; + if (startLine !== endLine) { + return grammarErrorOnNode(arrowFunction.equalsGreaterThanToken, ts.Diagnostics.Line_terminator_not_permitted_before_arrow); + } + } + return false; + } + function checkGrammarIndexSignatureParameters(node) { + var parameter = node.parameters[0]; + if (node.parameters.length !== 1) { + if (parameter) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter); + } + else { + return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter); + } + } + if (parameter.dotDotDotToken) { + return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.An_index_signature_cannot_have_a_rest_parameter); + } + if (ts.hasModifiers(parameter)) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_accessibility_modifier); + } + if (parameter.questionToken) { + return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.An_index_signature_parameter_cannot_have_a_question_mark); + } + if (parameter.initializer) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_initializer); + } + if (!parameter.type) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_must_have_a_type_annotation); + } + if (parameter.type.kind !== 136 /* StringKeyword */ && parameter.type.kind !== 133 /* NumberKeyword */) { + return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_must_be_string_or_number); + } + if (!node.type) { + return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_a_type_annotation); + } + } + function checkGrammarIndexSignature(node) { + // Prevent cascading error by short-circuit + return checkGrammarDecorators(node) || checkGrammarModifiers(node) || checkGrammarIndexSignatureParameters(node); + } + function checkGrammarForAtLeastOneTypeArgument(node, typeArguments) { + if (typeArguments && typeArguments.length === 0) { + var sourceFile = ts.getSourceFileOfNode(node); + var start = typeArguments.pos - "<".length; + var end = ts.skipTrivia(sourceFile.text, typeArguments.end) + ">".length; + return grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.Type_argument_list_cannot_be_empty); + } + } + function checkGrammarTypeArguments(node, typeArguments) { + return checkGrammarForDisallowedTrailingComma(typeArguments) || + checkGrammarForAtLeastOneTypeArgument(node, typeArguments); + } + function checkGrammarForOmittedArgument(args) { + if (args) { + for (var _i = 0, args_5 = args; _i < args_5.length; _i++) { + var arg = args_5[_i]; + if (arg.kind === 200 /* OmittedExpression */) { + return grammarErrorAtPos(arg, arg.pos, 0, ts.Diagnostics.Argument_expression_expected); + } + } + } + } + function checkGrammarArguments(args) { + return checkGrammarForOmittedArgument(args); + } + function checkGrammarHeritageClause(node) { + var types = node.types; + if (checkGrammarForDisallowedTrailingComma(types)) { + return true; + } + if (types && types.length === 0) { + var listType = ts.tokenToString(node.token); + return grammarErrorAtPos(node, types.pos, 0, ts.Diagnostics._0_list_cannot_be_empty, listType); + } + return ts.forEach(types, checkGrammarExpressionWithTypeArguments); + } + function checkGrammarExpressionWithTypeArguments(node) { + return checkGrammarTypeArguments(node, node.typeArguments); + } + function checkGrammarClassDeclarationHeritageClauses(node) { + var seenExtendsClause = false; + var seenImplementsClause = false; + if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && node.heritageClauses) { + for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) { + var heritageClause = _a[_i]; + if (heritageClause.token === 85 /* ExtendsKeyword */) { + if (seenExtendsClause) { + return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen); } + if (seenImplementsClause) { + return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_must_precede_implements_clause); + } + if (heritageClause.types.length > 1) { + return grammarErrorOnFirstToken(heritageClause.types[1], ts.Diagnostics.Classes_can_only_extend_a_single_class); + } + seenExtendsClause = true; + } + else { + ts.Debug.assert(heritageClause.token === 108 /* ImplementsKeyword */); + if (seenImplementsClause) { + return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.implements_clause_already_seen); + } + seenImplementsClause = true; } + // Grammar checking heritageClause inside class declaration + checkGrammarHeritageClause(heritageClause); } } - if (augmentations) { - // merge module augmentations. - // this needs to be done after global symbol table is initialized to make sure that all ambient modules are indexed - for (var _d = 0, augmentations_1 = augmentations; _d < augmentations_1.length; _d++) { - var list = augmentations_1[_d]; - for (var _e = 0, list_1 = list; _e < list_1.length; _e++) { - var augmentation = list_1[_e]; - mergeModuleAugmentation(augmentation); - } - } + } + function checkGrammarInterfaceDeclaration(node) { + var seenExtendsClause = false; + if (node.heritageClauses) { + for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) { + var heritageClause = _a[_i]; + if (heritageClause.token === 85 /* ExtendsKeyword */) { + if (seenExtendsClause) { + return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen); + } + seenExtendsClause = true; + } + else { + ts.Debug.assert(heritageClause.token === 108 /* ImplementsKeyword */); + return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.Interface_declaration_cannot_have_implements_clause); + } + // Grammar checking heritageClause inside class declaration + checkGrammarHeritageClause(heritageClause); + } + } + return false; + } + function checkGrammarComputedPropertyName(node) { + // If node is not a computedPropertyName, just skip the grammar checking + if (node.kind !== 144 /* ComputedPropertyName */) { + return false; + } + var computedPropertyName = node; + if (computedPropertyName.expression.kind === 194 /* BinaryExpression */ && computedPropertyName.expression.operatorToken.kind === 26 /* CommaToken */) { + return grammarErrorOnNode(computedPropertyName.expression, ts.Diagnostics.A_comma_expression_is_not_allowed_in_a_computed_property_name); + } + } + function checkGrammarForGenerator(node) { + if (node.asteriskToken) { + ts.Debug.assert(node.kind === 228 /* FunctionDeclaration */ || + node.kind === 186 /* FunctionExpression */ || + node.kind === 151 /* MethodDeclaration */); + if (ts.isInAmbientContext(node)) { + return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_not_allowed_in_an_ambient_context); + } + if (!node.body) { + return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.An_overload_signature_cannot_be_declared_as_a_generator); + } + } + } + function checkGrammarForInvalidQuestionMark(questionToken, message) { + if (questionToken) { + return grammarErrorOnNode(questionToken, message); + } + } + function checkGrammarObjectLiteralExpression(node, inDestructuring) { + var seen = ts.createUnderscoreEscapedMap(); + var Property = 1; + var GetAccessor = 2; + var SetAccessor = 4; + var GetOrSetAccessor = GetAccessor | SetAccessor; + for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { + var prop = _a[_i]; + if (prop.kind === 263 /* SpreadAssignment */) { + continue; + } + var name = prop.name; + if (name.kind === 144 /* ComputedPropertyName */) { + // If the name is not a ComputedPropertyName, the grammar checking will skip it + checkGrammarComputedPropertyName(name); + } + if (prop.kind === 262 /* ShorthandPropertyAssignment */ && !inDestructuring && prop.objectAssignmentInitializer) { + // having objectAssignmentInitializer is only valid in ObjectAssignmentPattern + // outside of destructuring it is a syntax error + return grammarErrorOnNode(prop.equalsToken, ts.Diagnostics.can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment); + } + // Modifiers are never allowed on properties except for 'async' on a method declaration + if (prop.modifiers) { + for (var _b = 0, _c = prop.modifiers; _b < _c.length; _b++) { + var mod = _c[_b]; + if (mod.kind !== 120 /* AsyncKeyword */ || prop.kind !== 151 /* MethodDeclaration */) { + grammarErrorOnNode(mod, ts.Diagnostics._0_modifier_cannot_be_used_here, ts.getTextOfNode(mod)); + } + } + } + // ECMA-262 11.1.5 Object Initializer + // If previous is not undefined then throw a SyntaxError exception if any of the following conditions are true + // a.This production is contained in strict code and IsDataDescriptor(previous) is true and + // IsDataDescriptor(propId.descriptor) is true. + // b.IsDataDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true. + // c.IsAccessorDescriptor(previous) is true and IsDataDescriptor(propId.descriptor) is true. + // d.IsAccessorDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true + // and either both previous and propId.descriptor have[[Get]] fields or both previous and propId.descriptor have[[Set]] fields + var currentKind = void 0; + if (prop.kind === 261 /* PropertyAssignment */ || prop.kind === 262 /* ShorthandPropertyAssignment */) { + // Grammar checking for computedPropertyName and shorthandPropertyAssignment + checkGrammarForInvalidQuestionMark(prop.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional); + if (name.kind === 8 /* NumericLiteral */) { + checkGrammarNumericLiteral(name); + } + currentKind = Property; + } + else if (prop.kind === 151 /* MethodDeclaration */) { + currentKind = Property; + } + else if (prop.kind === 153 /* GetAccessor */) { + currentKind = GetAccessor; + } + else if (prop.kind === 154 /* SetAccessor */) { + currentKind = SetAccessor; + } + else { + ts.Debug.assertNever(prop, "Unexpected syntax kind:" + prop.kind); + } + var effectiveName = ts.getPropertyNameForPropertyNameNode(name); + if (effectiveName === undefined) { + continue; + } + var existingKind = seen.get(effectiveName); + if (!existingKind) { + seen.set(effectiveName, currentKind); + } + else { + if (currentKind === Property && existingKind === Property) { + grammarErrorOnNode(name, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name)); + } + else if ((currentKind & GetOrSetAccessor) && (existingKind & GetOrSetAccessor)) { + if (existingKind !== GetOrSetAccessor && currentKind !== existingKind) { + seen.set(effectiveName, currentKind | existingKind); + } + else { + return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name); + } + } + else { + return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name); + } + } + } + } + function checkGrammarJsxElement(node) { + var seen = ts.createUnderscoreEscapedMap(); + for (var _i = 0, _a = node.attributes.properties; _i < _a.length; _i++) { + var attr = _a[_i]; + if (attr.kind === 255 /* JsxSpreadAttribute */) { + continue; + } + var jsxAttr = attr; + var name = jsxAttr.name; + if (!seen.get(name.escapedText)) { + seen.set(name.escapedText, true); + } + else { + return grammarErrorOnNode(name, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name); + } + var initializer = jsxAttr.initializer; + if (initializer && initializer.kind === 256 /* JsxExpression */ && !initializer.expression) { + return grammarErrorOnNode(jsxAttr.initializer, ts.Diagnostics.JSX_attributes_must_only_be_assigned_a_non_empty_expression); + } + } + } + function checkGrammarForInOrForOfStatement(forInOrOfStatement) { + if (checkGrammarStatementInAmbientContext(forInOrOfStatement)) { + return true; + } + if (forInOrOfStatement.kind === 216 /* ForOfStatement */ && forInOrOfStatement.awaitModifier) { + if ((forInOrOfStatement.flags & 16384 /* AwaitContext */) === 0 /* None */) { + return grammarErrorOnNode(forInOrOfStatement.awaitModifier, ts.Diagnostics.A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator); + } + } + if (forInOrOfStatement.initializer.kind === 227 /* VariableDeclarationList */) { + var variableList = forInOrOfStatement.initializer; + if (!checkGrammarVariableDeclarationList(variableList)) { + var declarations = variableList.declarations; + // declarations.length can be zero if there is an error in variable declaration in for-of or for-in + // See http://www.ecma-international.org/ecma-262/6.0/#sec-for-in-and-for-of-statements for details + // For example: + // var let = 10; + // for (let of [1,2,3]) {} // this is invalid ES6 syntax + // for (let in [1,2,3]) {} // this is invalid ES6 syntax + // We will then want to skip on grammar checking on variableList declaration + if (!declarations.length) { + return false; + } + if (declarations.length > 1) { + var diagnostic = forInOrOfStatement.kind === 215 /* ForInStatement */ + ? ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement + : ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement; + return grammarErrorOnFirstToken(variableList.declarations[1], diagnostic); + } + var firstDeclaration = declarations[0]; + if (firstDeclaration.initializer) { + var diagnostic = forInOrOfStatement.kind === 215 /* ForInStatement */ + ? ts.Diagnostics.The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer + : ts.Diagnostics.The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer; + return grammarErrorOnNode(firstDeclaration.name, diagnostic); + } + if (firstDeclaration.type) { + var diagnostic = forInOrOfStatement.kind === 215 /* ForInStatement */ + ? ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation + : ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation; + return grammarErrorOnNode(firstDeclaration, diagnostic); + } + } + } + return false; + } + function checkGrammarAccessor(accessor) { + var kind = accessor.kind; + if (languageVersion < 1 /* ES5 */) { + return grammarErrorOnNode(accessor.name, ts.Diagnostics.Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher); + } + else if (ts.isInAmbientContext(accessor)) { + return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_be_declared_in_an_ambient_context); + } + else if (accessor.body === undefined && !ts.hasModifier(accessor, 128 /* Abstract */)) { + return grammarErrorAtPos(accessor, accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); + } + else if (accessor.body && ts.hasModifier(accessor, 128 /* Abstract */)) { + return grammarErrorOnNode(accessor, ts.Diagnostics.An_abstract_accessor_cannot_have_an_implementation); + } + else if (accessor.typeParameters) { + return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_have_type_parameters); + } + else if (!doesAccessorHaveCorrectParameterCount(accessor)) { + return grammarErrorOnNode(accessor.name, kind === 153 /* GetAccessor */ ? + ts.Diagnostics.A_get_accessor_cannot_have_parameters : + ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter); + } + else if (kind === 154 /* SetAccessor */) { + if (accessor.type) { + return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_cannot_have_a_return_type_annotation); + } + else { + var parameter = accessor.parameters[0]; + if (parameter.dotDotDotToken) { + return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_set_accessor_cannot_have_rest_parameter); + } + else if (parameter.questionToken) { + return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_set_accessor_cannot_have_an_optional_parameter); + } + else if (parameter.initializer) { + return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_parameter_cannot_have_an_initializer); + } + } + } + } + /** Does the accessor have the right number of parameters? + * A get accessor has no parameters or a single `this` parameter. + * A set accessor has one parameter or a `this` parameter and one more parameter. + */ + function doesAccessorHaveCorrectParameterCount(accessor) { + return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 153 /* GetAccessor */ ? 0 : 1); + } + function getAccessorThisParameter(accessor) { + if (accessor.parameters.length === (accessor.kind === 153 /* GetAccessor */ ? 1 : 2)) { + return ts.getThisParameter(accessor); + } + } + function checkGrammarForNonSymbolComputedProperty(node, message) { + if (ts.isDynamicName(node)) { + return grammarErrorOnNode(node, message); + } + } + function checkGrammarMethod(node) { + if (checkGrammarDisallowedModifiersOnObjectLiteralExpressionMethod(node) || + checkGrammarFunctionLikeDeclaration(node) || + checkGrammarForGenerator(node)) { + return true; + } + if (node.parent.kind === 178 /* ObjectLiteralExpression */) { + if (checkGrammarForInvalidQuestionMark(node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional)) { + return true; + } + else if (node.body === undefined) { + return grammarErrorAtPos(node, node.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); + } + } + if (ts.isClassLike(node.parent)) { + // Technically, computed properties in ambient contexts is disallowed + // for property declarations and accessors too, not just methods. + // However, property declarations disallow computed names in general, + // and accessors are not allowed in ambient contexts in general, + // so this error only really matters for methods. + if (ts.isInAmbientContext(node)) { + return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol); + } + else if (!node.body) { + return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol); + } + } + else if (node.parent.kind === 230 /* InterfaceDeclaration */) { + return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol); + } + else if (node.parent.kind === 163 /* TypeLiteral */) { + return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol); + } + } + function checkGrammarBreakOrContinueStatement(node) { + var current = node; + while (current) { + if (ts.isFunctionLike(current)) { + return grammarErrorOnNode(node, ts.Diagnostics.Jump_target_cannot_cross_function_boundary); + } + switch (current.kind) { + case 222 /* LabeledStatement */: + if (node.label && current.label.escapedText === node.label.escapedText) { + // found matching label - verify that label usage is correct + // continue can only target labels that are on iteration statements + var isMisplacedContinueLabel = node.kind === 217 /* ContinueStatement */ + && !ts.isIterationStatement(current.statement, /*lookInLabeledStatement*/ true); + if (isMisplacedContinueLabel) { + return grammarErrorOnNode(node, ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement); + } + return false; + } + break; + case 221 /* SwitchStatement */: + if (node.kind === 218 /* BreakStatement */ && !node.label) { + // unlabeled break within switch statement - ok + return false; + } + break; + default: + if (ts.isIterationStatement(current, /*lookInLabeledStatement*/ false) && !node.label) { + // unlabeled break or continue within iteration statement - ok + return false; + } + break; + } + current = current.parent; + } + if (node.label) { + var message = node.kind === 218 /* BreakStatement */ + ? ts.Diagnostics.A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement + : ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement; + return grammarErrorOnNode(node, message); + } + else { + var message = node.kind === 218 /* BreakStatement */ + ? ts.Diagnostics.A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement + : ts.Diagnostics.A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement; + return grammarErrorOnNode(node, message); + } + } + function checkGrammarBindingElement(node) { + if (node.dotDotDotToken) { + var elements = node.parent.elements; + if (node !== ts.lastOrUndefined(elements)) { + return grammarErrorOnNode(node, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern); + } + if (node.name.kind === 175 /* ArrayBindingPattern */ || node.name.kind === 174 /* ObjectBindingPattern */) { + return grammarErrorOnNode(node.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern); + } + if (node.initializer) { + // Error on equals token which immediately precedes the initializer + return grammarErrorAtPos(node, node.initializer.pos - 1, 1, ts.Diagnostics.A_rest_element_cannot_have_an_initializer); + } + } + } + function isStringOrNumberLiteralExpression(expr) { + return expr.kind === 9 /* StringLiteral */ || expr.kind === 8 /* NumericLiteral */ || + expr.kind === 192 /* PrefixUnaryExpression */ && expr.operator === 38 /* MinusToken */ && + expr.operand.kind === 8 /* NumericLiteral */; + } + function checkGrammarVariableDeclaration(node) { + if (node.parent.parent.kind !== 215 /* ForInStatement */ && node.parent.parent.kind !== 216 /* ForOfStatement */) { + if (ts.isInAmbientContext(node)) { + if (node.initializer) { + if (ts.isConst(node) && !node.type) { + if (!isStringOrNumberLiteralExpression(node.initializer)) { + return grammarErrorOnNode(node.initializer, ts.Diagnostics.A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal); + } + } + else { + // Error on equals token which immediate precedes the initializer + var equalsTokenLength = "=".length; + return grammarErrorAtPos(node, node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); + } + } + if (node.initializer && !(ts.isConst(node) && isStringOrNumberLiteralExpression(node.initializer))) { + // Error on equals token which immediate precedes the initializer + var equalsTokenLength = "=".length; + return grammarErrorAtPos(node, node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); + } + } + else if (!node.initializer) { + if (ts.isBindingPattern(node.name) && !ts.isBindingPattern(node.parent)) { + return grammarErrorOnNode(node, ts.Diagnostics.A_destructuring_declaration_must_have_an_initializer); + } + if (ts.isConst(node)) { + return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_must_be_initialized); + } + } + } + if (compilerOptions.module !== ts.ModuleKind.ES2015 && compilerOptions.module !== ts.ModuleKind.ESNext && compilerOptions.module !== ts.ModuleKind.System && !compilerOptions.noEmit && + !ts.isInAmbientContext(node.parent.parent) && ts.hasModifier(node.parent.parent, 1 /* Export */)) { + checkESModuleMarker(node.name); + } + var checkLetConstNames = (ts.isLet(node) || ts.isConst(node)); + // 1. LexicalDeclaration : LetOrConst BindingList ; + // It is a Syntax Error if the BoundNames of BindingList contains "let". + // 2. ForDeclaration: ForDeclaration : LetOrConst ForBinding + // It is a Syntax Error if the BoundNames of ForDeclaration contains "let". + // It is a SyntaxError if a VariableDeclaration or VariableDeclarationNoIn occurs within strict code + // and its Identifier is eval or arguments + return checkLetConstNames && checkGrammarNameInLetOrConstDeclarations(node.name); + } + function checkESModuleMarker(name) { + if (name.kind === 71 /* Identifier */) { + if (ts.idText(name) === "__esModule") { + return grammarErrorOnNode(name, ts.Diagnostics.Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules); + } + } + else { + var elements = name.elements; + for (var _i = 0, elements_1 = elements; _i < elements_1.length; _i++) { + var element = elements_1[_i]; + if (!ts.isOmittedExpression(element)) { + return checkESModuleMarker(element.name); + } + } + } + } + function checkGrammarNameInLetOrConstDeclarations(name) { + if (name.kind === 71 /* Identifier */) { + if (name.originalKeywordKind === 110 /* LetKeyword */) { + return grammarErrorOnNode(name, ts.Diagnostics.let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations); + } + } + else { + var elements = name.elements; + for (var _i = 0, elements_2 = elements; _i < elements_2.length; _i++) { + var element = elements_2[_i]; + if (!ts.isOmittedExpression(element)) { + checkGrammarNameInLetOrConstDeclarations(element.name); + } + } + } + } + function checkGrammarVariableDeclarationList(declarationList) { + var declarations = declarationList.declarations; + if (checkGrammarForDisallowedTrailingComma(declarationList.declarations)) { + return true; + } + if (!declarationList.declarations.length) { + return grammarErrorAtPos(declarationList, declarations.pos, declarations.end - declarations.pos, ts.Diagnostics.Variable_declaration_list_cannot_be_empty); + } + } + function allowLetAndConstDeclarations(parent) { + switch (parent.kind) { + case 211 /* IfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 220 /* WithStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + return false; + case 222 /* LabeledStatement */: + return allowLetAndConstDeclarations(parent.parent); + } + return true; + } + function checkGrammarForDisallowedLetOrConstStatement(node) { + if (!allowLetAndConstDeclarations(node.parent)) { + if (ts.isLet(node.declarationList)) { + return grammarErrorOnNode(node, ts.Diagnostics.let_declarations_can_only_be_declared_inside_a_block); + } + else if (ts.isConst(node.declarationList)) { + return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_can_only_be_declared_inside_a_block); + } + } + } + function checkGrammarMetaProperty(node) { + if (node.keywordToken === 94 /* NewKeyword */) { + if (node.name.escapedText !== "target") { + return grammarErrorOnNode(node.name, ts.Diagnostics._0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2, node.name.escapedText, ts.tokenToString(node.keywordToken), "target"); + } + } + } + function hasParseDiagnostics(sourceFile) { + return sourceFile.parseDiagnostics.length > 0; + } + function grammarErrorOnFirstToken(node, message, arg0, arg1, arg2) { + var sourceFile = ts.getSourceFileOfNode(node); + if (!hasParseDiagnostics(sourceFile)) { + var span_4 = ts.getSpanOfTokenAtPosition(sourceFile, node.pos); + diagnostics.add(ts.createFileDiagnostic(sourceFile, span_4.start, span_4.length, message, arg0, arg1, arg2)); + return true; + } + } + function grammarErrorAtPos(nodeForSourceFile, start, length, message, arg0, arg1, arg2) { + var sourceFile = ts.getSourceFileOfNode(nodeForSourceFile); + if (!hasParseDiagnostics(sourceFile)) { + diagnostics.add(ts.createFileDiagnostic(sourceFile, start, length, message, arg0, arg1, arg2)); + return true; + } + } + function grammarErrorOnNode(node, message, arg0, arg1, arg2) { + var sourceFile = ts.getSourceFileOfNode(node); + if (!hasParseDiagnostics(sourceFile)) { + diagnostics.add(ts.createDiagnosticForNode(node, message, arg0, arg1, arg2)); + return true; + } + } + function checkGrammarConstructorTypeParameters(node) { + if (node.typeParameters) { + return grammarErrorAtPos(node, node.typeParameters.pos, node.typeParameters.end - node.typeParameters.pos, ts.Diagnostics.Type_parameters_cannot_appear_on_a_constructor_declaration); + } + } + function checkGrammarConstructorTypeAnnotation(node) { + if (node.type) { + return grammarErrorOnNode(node.type, ts.Diagnostics.Type_annotation_cannot_appear_on_a_constructor_declaration); + } + } + function checkGrammarProperty(node) { + if (ts.isClassLike(node.parent)) { + if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol)) { + return true; + } + } + else if (node.parent.kind === 230 /* InterfaceDeclaration */) { + if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol)) { + return true; + } + if (node.initializer) { + return grammarErrorOnNode(node.initializer, ts.Diagnostics.An_interface_property_cannot_have_an_initializer); + } + } + else if (node.parent.kind === 163 /* TypeLiteral */) { + if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol)) { + return true; + } + if (node.initializer) { + return grammarErrorOnNode(node.initializer, ts.Diagnostics.A_type_literal_property_cannot_have_an_initializer); + } + } + if (ts.isInAmbientContext(node) && node.initializer) { + return grammarErrorOnFirstToken(node.initializer, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); + } + } + function checkGrammarTopLevelElementForRequiredDeclareModifier(node) { + // A declare modifier is required for any top level .d.ts declaration except export=, export default, export as namespace + // interfaces and imports categories: + // + // DeclarationElement: + // ExportAssignment + // export_opt InterfaceDeclaration + // export_opt TypeAliasDeclaration + // export_opt ImportDeclaration + // export_opt ExternalImportDeclaration + // export_opt AmbientDeclaration + // + // TODO: The spec needs to be amended to reflect this grammar. + if (node.kind === 230 /* InterfaceDeclaration */ || + node.kind === 231 /* TypeAliasDeclaration */ || + node.kind === 238 /* ImportDeclaration */ || + node.kind === 237 /* ImportEqualsDeclaration */ || + node.kind === 244 /* ExportDeclaration */ || + node.kind === 243 /* ExportAssignment */ || + node.kind === 236 /* NamespaceExportDeclaration */ || + ts.hasModifier(node, 2 /* Ambient */ | 1 /* Export */ | 512 /* Default */)) { + return false; + } + return grammarErrorOnFirstToken(node, ts.Diagnostics.A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file); + } + function checkGrammarTopLevelElementsForRequiredDeclareModifier(file) { + for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { + var decl = _a[_i]; + if (ts.isDeclaration(decl) || decl.kind === 208 /* VariableStatement */) { + if (checkGrammarTopLevelElementForRequiredDeclareModifier(decl)) { + return true; + } + } + } + } + function checkGrammarSourceFile(node) { + return ts.isInAmbientContext(node) && checkGrammarTopLevelElementsForRequiredDeclareModifier(node); + } + function checkGrammarStatementInAmbientContext(node) { + if (ts.isInAmbientContext(node)) { + // An accessors is already reported about the ambient context + if (ts.isAccessor(node.parent)) { + return getNodeLinks(node).hasReportedStatementInAmbientContext = true; + } + // Find containing block which is either Block, ModuleBlock, SourceFile + var links = getNodeLinks(node); + if (!links.hasReportedStatementInAmbientContext && ts.isFunctionLike(node.parent)) { + return getNodeLinks(node).hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.An_implementation_cannot_be_declared_in_ambient_contexts); + } + // We are either parented by another statement, or some sort of block. + // If we're in a block, we only want to really report an error once + // to prevent noisiness. So use a bit on the block to indicate if + // this has already been reported, and don't report if it has. + // + if (node.parent.kind === 207 /* Block */ || node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { + var links_1 = getNodeLinks(node.parent); + // Check if the containing block ever report this error + if (!links_1.hasReportedStatementInAmbientContext) { + return links_1.hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.Statements_are_not_allowed_in_ambient_contexts); + } + } + else { + // We must be parented by a statement. If so, there's no need + // to report the error as our parent will have already done it. + // Debug.assert(isStatement(node.parent)); + } + } + } + function checkGrammarNumericLiteral(node) { + // Grammar checking + if (node.numericLiteralFlags & 4 /* Octal */) { + var diagnosticMessage = void 0; + if (languageVersion >= 1 /* ES5 */) { + diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0; + } + else if (ts.isChildOfNodeWithKind(node, 173 /* LiteralType */)) { + diagnosticMessage = ts.Diagnostics.Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0; + } + else if (ts.isChildOfNodeWithKind(node, 264 /* EnumMember */)) { + diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0; + } + if (diagnosticMessage) { + var withMinus = ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 38 /* MinusToken */; + var literal = (withMinus ? "-" : "") + "0o" + node.text; + return grammarErrorOnNode(withMinus ? node.parent : node, diagnosticMessage, literal); + } + } + } + function grammarErrorAfterFirstToken(node, message, arg0, arg1, arg2) { + var sourceFile = ts.getSourceFileOfNode(node); + if (!hasParseDiagnostics(sourceFile)) { + var span_5 = ts.getSpanOfTokenAtPosition(sourceFile, node.pos); + diagnostics.add(ts.createFileDiagnostic(sourceFile, ts.textSpanEnd(span_5), /*length*/ 0, message, arg0, arg1, arg2)); + return true; + } + } + function getAmbientModules() { + if (!ambientModulesCache) { + ambientModulesCache = []; + globals.forEach(function (global, sym) { + // No need to `unescapeLeadingUnderscores`, an escaped symbol is never an ambient module. + if (ambientModuleSymbolRegex.test(sym)) { + ambientModulesCache.push(global); + } + }); + } + return ambientModulesCache; + } + function checkGrammarImportCallExpression(node) { + if (modulekind === ts.ModuleKind.ES2015) { + return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_cannot_be_used_when_targeting_ECMAScript_2015_modules); + } + if (node.typeArguments) { + return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_cannot_have_type_arguments); + } + var nodeArguments = node.arguments; + if (nodeArguments.length !== 1) { + return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_must_have_one_specifier_as_an_argument); + } + // see: parseArgumentOrArrayLiteralElement...we use this function which parse arguments of callExpression to parse specifier for dynamic import. + // parseArgumentOrArrayLiteralElement allows spread element to be in an argument list which is not allowed as specifier in dynamic import. + if (ts.isSpreadElement(nodeArguments[0])) { + return grammarErrorOnNode(nodeArguments[0], ts.Diagnostics.Specifier_of_dynamic_import_cannot_be_spread_element); + } + } + } + ts.createTypeChecker = createTypeChecker; + /** Like 'isDeclarationName', but returns true for LHS of `import { x as y }` or `export { x as y }`. */ + function isDeclarationNameOrImportPropertyName(name) { + switch (name.parent.kind) { + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: + return true; + default: + return ts.isDeclarationName(name); + } + } + function isSomeImportDeclaration(decl) { + switch (decl.kind) { + case 239 /* ImportClause */: // For default import + case 237 /* ImportEqualsDeclaration */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */:// For rename import `x as y` + return true; + case 71 /* Identifier */: + // For regular import, `decl` is an Identifier under the ImportSpecifier. + return decl.parent.kind === 242 /* ImportSpecifier */; + default: + return false; + } + } +})(ts || (ts = {})); +/// +/// +var ts; +(function (ts) { + function createSynthesizedNode(kind) { + var node = ts.createNode(kind, -1, -1); + node.flags |= 8 /* Synthesized */; + return node; + } + /* @internal */ + function updateNode(updated, original) { + if (updated !== original) { + setOriginalNode(updated, original); + setTextRange(updated, original); + if (original.startsOnNewLine) { + updated.startsOnNewLine = true; + } + ts.aggregateTransformFlags(updated); + } + return updated; + } + ts.updateNode = updateNode; + /** + * Make `elements` into a `NodeArray`. If `elements` is `undefined`, returns an empty `NodeArray`. + */ + function createNodeArray(elements, hasTrailingComma) { + if (elements) { + if (ts.isNodeArray(elements)) { + return elements; + } + } + else { + elements = []; + } + var array = elements; + array.pos = -1; + array.end = -1; + array.hasTrailingComma = hasTrailingComma; + return array; + } + ts.createNodeArray = createNodeArray; + /** + * Creates a shallow, memberwise clone of a node with no source map location. + */ + /* @internal */ + function getSynthesizedClone(node) { + // We don't use "clone" from core.ts here, as we need to preserve the prototype chain of + // the original node. We also need to exclude specific properties and only include own- + // properties (to skip members already defined on the shared prototype). + if (node === undefined) { + return undefined; + } + var clone = createSynthesizedNode(node.kind); + clone.flags |= node.flags; + setOriginalNode(clone, node); + for (var key in node) { + if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) { + continue; + } + clone[key] = node[key]; + } + return clone; + } + ts.getSynthesizedClone = getSynthesizedClone; + function createLiteral(value) { + if (typeof value === "number") { + return createNumericLiteral(value + ""); + } + if (typeof value === "boolean") { + return value ? createTrue() : createFalse(); + } + if (ts.isString(value)) { + return createStringLiteral(value); + } + return createLiteralFromNode(value); + } + ts.createLiteral = createLiteral; + function createNumericLiteral(value) { + var node = createSynthesizedNode(8 /* NumericLiteral */); + node.text = value; + node.numericLiteralFlags = 0; + return node; + } + ts.createNumericLiteral = createNumericLiteral; + function createStringLiteral(text) { + var node = createSynthesizedNode(9 /* StringLiteral */); + node.text = text; + return node; + } + function createLiteralFromNode(sourceNode) { + var node = createStringLiteral(ts.getTextOfIdentifierOrLiteral(sourceNode)); + node.textSourceNode = sourceNode; + return node; + } + function createIdentifier(text, typeArguments) { + var node = createSynthesizedNode(71 /* Identifier */); + node.escapedText = ts.escapeLeadingUnderscores(text); + node.originalKeywordKind = text ? ts.stringToToken(text) : 0 /* Unknown */; + node.autoGenerateKind = 0 /* None */; + node.autoGenerateId = 0; + if (typeArguments) { + node.typeArguments = createNodeArray(typeArguments); + } + return node; + } + ts.createIdentifier = createIdentifier; + function updateIdentifier(node, typeArguments) { + return node.typeArguments !== typeArguments + ? updateNode(createIdentifier(ts.idText(node), typeArguments), node) + : node; + } + ts.updateIdentifier = updateIdentifier; + var nextAutoGenerateId = 0; + /** Create a unique temporary variable. */ + function createTempVariable(recordTempVariable) { + var name = createIdentifier(""); + name.autoGenerateKind = 1 /* Auto */; + name.autoGenerateId = nextAutoGenerateId; + nextAutoGenerateId++; + if (recordTempVariable) { + recordTempVariable(name); + } + return name; + } + ts.createTempVariable = createTempVariable; + /** Create a unique temporary variable for use in a loop. */ + function createLoopVariable() { + var name = createIdentifier(""); + name.autoGenerateKind = 2 /* Loop */; + name.autoGenerateId = nextAutoGenerateId; + nextAutoGenerateId++; + return name; + } + ts.createLoopVariable = createLoopVariable; + /** Create a unique name based on the supplied text. */ + function createUniqueName(text) { + var name = createIdentifier(text); + name.autoGenerateKind = 3 /* Unique */; + name.autoGenerateId = nextAutoGenerateId; + nextAutoGenerateId++; + return name; + } + ts.createUniqueName = createUniqueName; + /** Create a unique name generated for a node. */ + function getGeneratedNameForNode(node) { + var name = createIdentifier(""); + name.autoGenerateKind = 4 /* Node */; + name.autoGenerateId = nextAutoGenerateId; + name.original = node; + nextAutoGenerateId++; + return name; + } + ts.getGeneratedNameForNode = getGeneratedNameForNode; + // Punctuation + function createToken(token) { + return createSynthesizedNode(token); + } + ts.createToken = createToken; + // Reserved words + function createSuper() { + return createSynthesizedNode(97 /* SuperKeyword */); + } + ts.createSuper = createSuper; + function createThis() { + return createSynthesizedNode(99 /* ThisKeyword */); + } + ts.createThis = createThis; + function createNull() { + return createSynthesizedNode(95 /* NullKeyword */); + } + ts.createNull = createNull; + function createTrue() { + return createSynthesizedNode(101 /* TrueKeyword */); + } + ts.createTrue = createTrue; + function createFalse() { + return createSynthesizedNode(86 /* FalseKeyword */); + } + ts.createFalse = createFalse; + // Names + function createQualifiedName(left, right) { + var node = createSynthesizedNode(143 /* QualifiedName */); + node.left = left; + node.right = asName(right); + return node; + } + ts.createQualifiedName = createQualifiedName; + function updateQualifiedName(node, left, right) { + return node.left !== left + || node.right !== right + ? updateNode(createQualifiedName(left, right), node) + : node; + } + ts.updateQualifiedName = updateQualifiedName; + function createComputedPropertyName(expression) { + var node = createSynthesizedNode(144 /* ComputedPropertyName */); + node.expression = expression; + return node; + } + ts.createComputedPropertyName = createComputedPropertyName; + function updateComputedPropertyName(node, expression) { + return node.expression !== expression + ? updateNode(createComputedPropertyName(expression), node) + : node; + } + ts.updateComputedPropertyName = updateComputedPropertyName; + // Signature elements + function createTypeParameterDeclaration(name, constraint, defaultType) { + var node = createSynthesizedNode(145 /* TypeParameter */); + node.name = asName(name); + node.constraint = constraint; + node.default = defaultType; + return node; + } + ts.createTypeParameterDeclaration = createTypeParameterDeclaration; + function updateTypeParameterDeclaration(node, name, constraint, defaultType) { + return node.name !== name + || node.constraint !== constraint + || node.default !== defaultType + ? updateNode(createTypeParameterDeclaration(name, constraint, defaultType), node) + : node; + } + ts.updateTypeParameterDeclaration = updateTypeParameterDeclaration; + function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) { + var node = createSynthesizedNode(146 /* Parameter */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.dotDotDotToken = dotDotDotToken; + node.name = asName(name); + node.questionToken = questionToken; + node.type = type; + node.initializer = initializer ? ts.parenthesizeExpressionForList(initializer) : undefined; + return node; + } + ts.createParameter = createParameter; + function updateParameter(node, decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.dotDotDotToken !== dotDotDotToken + || node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer), node) + : node; + } + ts.updateParameter = updateParameter; + function createDecorator(expression) { + var node = createSynthesizedNode(147 /* Decorator */); + node.expression = ts.parenthesizeForAccess(expression); + return node; + } + ts.createDecorator = createDecorator; + function updateDecorator(node, expression) { + return node.expression !== expression + ? updateNode(createDecorator(expression), node) + : node; + } + ts.updateDecorator = updateDecorator; + // Type Elements + function createPropertySignature(modifiers, name, questionToken, type, initializer) { + var node = createSynthesizedNode(148 /* PropertySignature */); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.questionToken = questionToken; + node.type = type; + node.initializer = initializer; + return node; + } + ts.createPropertySignature = createPropertySignature; + function updatePropertySignature(node, modifiers, name, questionToken, type, initializer) { + return node.modifiers !== modifiers + || node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createPropertySignature(modifiers, name, questionToken, type, initializer), node) + : node; + } + ts.updatePropertySignature = updatePropertySignature; + function createProperty(decorators, modifiers, name, questionToken, type, initializer) { + var node = createSynthesizedNode(149 /* PropertyDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.questionToken = questionToken; + node.type = type; + node.initializer = initializer; + return node; + } + ts.createProperty = createProperty; + function updateProperty(node, decorators, modifiers, name, questionToken, type, initializer) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createProperty(decorators, modifiers, name, questionToken, type, initializer), node) + : node; + } + ts.updateProperty = updateProperty; + function createMethodSignature(typeParameters, parameters, type, name, questionToken) { + var node = createSignatureDeclaration(150 /* MethodSignature */, typeParameters, parameters, type); + node.name = asName(name); + node.questionToken = questionToken; + return node; + } + ts.createMethodSignature = createMethodSignature; + function updateMethodSignature(node, typeParameters, parameters, type, name, questionToken) { + return node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.name !== name + || node.questionToken !== questionToken + ? updateNode(createMethodSignature(typeParameters, parameters, type, name, questionToken), node) + : node; + } + ts.updateMethodSignature = updateMethodSignature; + function createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(151 /* MethodDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.asteriskToken = asteriskToken; + node.name = asName(name); + node.questionToken = questionToken; + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createMethod = createMethod; + function updateMethod(node, decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.name !== name + || node.questionToken !== questionToken + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body), node) + : node; + } + ts.updateMethod = updateMethod; + function createConstructor(decorators, modifiers, parameters, body) { + var node = createSynthesizedNode(152 /* Constructor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.typeParameters = undefined; + node.parameters = createNodeArray(parameters); + node.type = undefined; + node.body = body; + return node; + } + ts.createConstructor = createConstructor; + function updateConstructor(node, decorators, modifiers, parameters, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.parameters !== parameters + || node.body !== body + ? updateNode(createConstructor(decorators, modifiers, parameters, body), node) + : node; + } + ts.updateConstructor = updateConstructor; + function createGetAccessor(decorators, modifiers, name, parameters, type, body) { + var node = createSynthesizedNode(153 /* GetAccessor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = undefined; + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createGetAccessor = createGetAccessor; + function updateGetAccessor(node, decorators, modifiers, name, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body), node) + : node; + } + ts.updateGetAccessor = updateGetAccessor; + function createSetAccessor(decorators, modifiers, name, parameters, body) { + var node = createSynthesizedNode(154 /* SetAccessor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = undefined; + node.parameters = createNodeArray(parameters); + node.body = body; + return node; + } + ts.createSetAccessor = createSetAccessor; + function updateSetAccessor(node, decorators, modifiers, name, parameters, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.parameters !== parameters + || node.body !== body + ? updateNode(createSetAccessor(decorators, modifiers, name, parameters, body), node) + : node; + } + ts.updateSetAccessor = updateSetAccessor; + function createCallSignature(typeParameters, parameters, type) { + return createSignatureDeclaration(155 /* CallSignature */, typeParameters, parameters, type); + } + ts.createCallSignature = createCallSignature; + function updateCallSignature(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateCallSignature = updateCallSignature; + function createConstructSignature(typeParameters, parameters, type) { + return createSignatureDeclaration(156 /* ConstructSignature */, typeParameters, parameters, type); + } + ts.createConstructSignature = createConstructSignature; + function updateConstructSignature(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateConstructSignature = updateConstructSignature; + function createIndexSignature(decorators, modifiers, parameters, type) { + var node = createSynthesizedNode(157 /* IndexSignature */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.parameters = createNodeArray(parameters); + node.type = type; + return node; + } + ts.createIndexSignature = createIndexSignature; + function updateIndexSignature(node, decorators, modifiers, parameters, type) { + return node.parameters !== parameters + || node.type !== type + || node.decorators !== decorators + || node.modifiers !== modifiers + ? updateNode(createIndexSignature(decorators, modifiers, parameters, type), node) + : node; + } + ts.updateIndexSignature = updateIndexSignature; + /* @internal */ + function createSignatureDeclaration(kind, typeParameters, parameters, type) { + var node = createSynthesizedNode(kind); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = asNodeArray(parameters); + node.type = type; + return node; + } + ts.createSignatureDeclaration = createSignatureDeclaration; + function updateSignatureDeclaration(node, typeParameters, parameters, type) { + return node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + ? updateNode(createSignatureDeclaration(node.kind, typeParameters, parameters, type), node) + : node; + } + // Types + function createKeywordTypeNode(kind) { + return createSynthesizedNode(kind); + } + ts.createKeywordTypeNode = createKeywordTypeNode; + function createTypePredicateNode(parameterName, type) { + var node = createSynthesizedNode(158 /* TypePredicate */); + node.parameterName = asName(parameterName); + node.type = type; + return node; + } + ts.createTypePredicateNode = createTypePredicateNode; + function updateTypePredicateNode(node, parameterName, type) { + return node.parameterName !== parameterName + || node.type !== type + ? updateNode(createTypePredicateNode(parameterName, type), node) + : node; + } + ts.updateTypePredicateNode = updateTypePredicateNode; + function createTypeReferenceNode(typeName, typeArguments) { + var node = createSynthesizedNode(159 /* TypeReference */); + node.typeName = asName(typeName); + node.typeArguments = typeArguments && ts.parenthesizeTypeParameters(typeArguments); + return node; + } + ts.createTypeReferenceNode = createTypeReferenceNode; + function updateTypeReferenceNode(node, typeName, typeArguments) { + return node.typeName !== typeName + || node.typeArguments !== typeArguments + ? updateNode(createTypeReferenceNode(typeName, typeArguments), node) + : node; + } + ts.updateTypeReferenceNode = updateTypeReferenceNode; + function createFunctionTypeNode(typeParameters, parameters, type) { + return createSignatureDeclaration(160 /* FunctionType */, typeParameters, parameters, type); + } + ts.createFunctionTypeNode = createFunctionTypeNode; + function updateFunctionTypeNode(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateFunctionTypeNode = updateFunctionTypeNode; + function createConstructorTypeNode(typeParameters, parameters, type) { + return createSignatureDeclaration(161 /* ConstructorType */, typeParameters, parameters, type); + } + ts.createConstructorTypeNode = createConstructorTypeNode; + function updateConstructorTypeNode(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateConstructorTypeNode = updateConstructorTypeNode; + function createTypeQueryNode(exprName) { + var node = createSynthesizedNode(162 /* TypeQuery */); + node.exprName = exprName; + return node; + } + ts.createTypeQueryNode = createTypeQueryNode; + function updateTypeQueryNode(node, exprName) { + return node.exprName !== exprName + ? updateNode(createTypeQueryNode(exprName), node) + : node; + } + ts.updateTypeQueryNode = updateTypeQueryNode; + function createTypeLiteralNode(members) { + var node = createSynthesizedNode(163 /* TypeLiteral */); + node.members = createNodeArray(members); + return node; + } + ts.createTypeLiteralNode = createTypeLiteralNode; + function updateTypeLiteralNode(node, members) { + return node.members !== members + ? updateNode(createTypeLiteralNode(members), node) + : node; + } + ts.updateTypeLiteralNode = updateTypeLiteralNode; + function createArrayTypeNode(elementType) { + var node = createSynthesizedNode(164 /* ArrayType */); + node.elementType = ts.parenthesizeArrayTypeMember(elementType); + return node; + } + ts.createArrayTypeNode = createArrayTypeNode; + function updateArrayTypeNode(node, elementType) { + return node.elementType !== elementType + ? updateNode(createArrayTypeNode(elementType), node) + : node; + } + ts.updateArrayTypeNode = updateArrayTypeNode; + function createTupleTypeNode(elementTypes) { + var node = createSynthesizedNode(165 /* TupleType */); + node.elementTypes = createNodeArray(elementTypes); + return node; + } + ts.createTupleTypeNode = createTupleTypeNode; + function updateTypleTypeNode(node, elementTypes) { + return node.elementTypes !== elementTypes + ? updateNode(createTupleTypeNode(elementTypes), node) + : node; + } + ts.updateTypleTypeNode = updateTypleTypeNode; + function createUnionTypeNode(types) { + return createUnionOrIntersectionTypeNode(166 /* UnionType */, types); + } + ts.createUnionTypeNode = createUnionTypeNode; + function updateUnionTypeNode(node, types) { + return updateUnionOrIntersectionTypeNode(node, types); + } + ts.updateUnionTypeNode = updateUnionTypeNode; + function createIntersectionTypeNode(types) { + return createUnionOrIntersectionTypeNode(167 /* IntersectionType */, types); + } + ts.createIntersectionTypeNode = createIntersectionTypeNode; + function updateIntersectionTypeNode(node, types) { + return updateUnionOrIntersectionTypeNode(node, types); + } + ts.updateIntersectionTypeNode = updateIntersectionTypeNode; + function createUnionOrIntersectionTypeNode(kind, types) { + var node = createSynthesizedNode(kind); + node.types = ts.parenthesizeElementTypeMembers(types); + return node; + } + ts.createUnionOrIntersectionTypeNode = createUnionOrIntersectionTypeNode; + function updateUnionOrIntersectionTypeNode(node, types) { + return node.types !== types + ? updateNode(createUnionOrIntersectionTypeNode(node.kind, types), node) + : node; + } + function createParenthesizedType(type) { + var node = createSynthesizedNode(168 /* ParenthesizedType */); + node.type = type; + return node; + } + ts.createParenthesizedType = createParenthesizedType; + function updateParenthesizedType(node, type) { + return node.type !== type + ? updateNode(createParenthesizedType(type), node) + : node; + } + ts.updateParenthesizedType = updateParenthesizedType; + function createThisTypeNode() { + return createSynthesizedNode(169 /* ThisType */); + } + ts.createThisTypeNode = createThisTypeNode; + function createTypeOperatorNode(type) { + var node = createSynthesizedNode(170 /* TypeOperator */); + node.operator = 127 /* KeyOfKeyword */; + node.type = ts.parenthesizeElementTypeMember(type); + return node; + } + ts.createTypeOperatorNode = createTypeOperatorNode; + function updateTypeOperatorNode(node, type) { + return node.type !== type ? updateNode(createTypeOperatorNode(type), node) : node; + } + ts.updateTypeOperatorNode = updateTypeOperatorNode; + function createIndexedAccessTypeNode(objectType, indexType) { + var node = createSynthesizedNode(171 /* IndexedAccessType */); + node.objectType = ts.parenthesizeElementTypeMember(objectType); + node.indexType = indexType; + return node; + } + ts.createIndexedAccessTypeNode = createIndexedAccessTypeNode; + function updateIndexedAccessTypeNode(node, objectType, indexType) { + return node.objectType !== objectType + || node.indexType !== indexType + ? updateNode(createIndexedAccessTypeNode(objectType, indexType), node) + : node; + } + ts.updateIndexedAccessTypeNode = updateIndexedAccessTypeNode; + function createMappedTypeNode(readonlyToken, typeParameter, questionToken, type) { + var node = createSynthesizedNode(172 /* MappedType */); + node.readonlyToken = readonlyToken; + node.typeParameter = typeParameter; + node.questionToken = questionToken; + node.type = type; + return node; + } + ts.createMappedTypeNode = createMappedTypeNode; + function updateMappedTypeNode(node, readonlyToken, typeParameter, questionToken, type) { + return node.readonlyToken !== readonlyToken + || node.typeParameter !== typeParameter + || node.questionToken !== questionToken + || node.type !== type + ? updateNode(createMappedTypeNode(readonlyToken, typeParameter, questionToken, type), node) + : node; + } + ts.updateMappedTypeNode = updateMappedTypeNode; + function createLiteralTypeNode(literal) { + var node = createSynthesizedNode(173 /* LiteralType */); + node.literal = literal; + return node; + } + ts.createLiteralTypeNode = createLiteralTypeNode; + function updateLiteralTypeNode(node, literal) { + return node.literal !== literal + ? updateNode(createLiteralTypeNode(literal), node) + : node; + } + ts.updateLiteralTypeNode = updateLiteralTypeNode; + // Binding Patterns + function createObjectBindingPattern(elements) { + var node = createSynthesizedNode(174 /* ObjectBindingPattern */); + node.elements = createNodeArray(elements); + return node; + } + ts.createObjectBindingPattern = createObjectBindingPattern; + function updateObjectBindingPattern(node, elements) { + return node.elements !== elements + ? updateNode(createObjectBindingPattern(elements), node) + : node; + } + ts.updateObjectBindingPattern = updateObjectBindingPattern; + function createArrayBindingPattern(elements) { + var node = createSynthesizedNode(175 /* ArrayBindingPattern */); + node.elements = createNodeArray(elements); + return node; + } + ts.createArrayBindingPattern = createArrayBindingPattern; + function updateArrayBindingPattern(node, elements) { + return node.elements !== elements + ? updateNode(createArrayBindingPattern(elements), node) + : node; + } + ts.updateArrayBindingPattern = updateArrayBindingPattern; + function createBindingElement(dotDotDotToken, propertyName, name, initializer) { + var node = createSynthesizedNode(176 /* BindingElement */); + node.dotDotDotToken = dotDotDotToken; + node.propertyName = asName(propertyName); + node.name = asName(name); + node.initializer = initializer; + return node; + } + ts.createBindingElement = createBindingElement; + function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) { + return node.propertyName !== propertyName + || node.dotDotDotToken !== dotDotDotToken + || node.name !== name + || node.initializer !== initializer + ? updateNode(createBindingElement(dotDotDotToken, propertyName, name, initializer), node) + : node; + } + ts.updateBindingElement = updateBindingElement; + // Expression + function createArrayLiteral(elements, multiLine) { + var node = createSynthesizedNode(177 /* ArrayLiteralExpression */); + node.elements = ts.parenthesizeListElements(createNodeArray(elements)); + if (multiLine) + node.multiLine = true; + return node; + } + ts.createArrayLiteral = createArrayLiteral; + function updateArrayLiteral(node, elements) { + return node.elements !== elements + ? updateNode(createArrayLiteral(elements, node.multiLine), node) + : node; + } + ts.updateArrayLiteral = updateArrayLiteral; + function createObjectLiteral(properties, multiLine) { + var node = createSynthesizedNode(178 /* ObjectLiteralExpression */); + node.properties = createNodeArray(properties); + if (multiLine) + node.multiLine = true; + return node; + } + ts.createObjectLiteral = createObjectLiteral; + function updateObjectLiteral(node, properties) { + return node.properties !== properties + ? updateNode(createObjectLiteral(properties, node.multiLine), node) + : node; + } + ts.updateObjectLiteral = updateObjectLiteral; + function createPropertyAccess(expression, name) { + var node = createSynthesizedNode(179 /* PropertyAccessExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.name = asName(name); + setEmitFlags(node, 131072 /* NoIndentation */); + return node; + } + ts.createPropertyAccess = createPropertyAccess; + function updatePropertyAccess(node, expression, name) { + // Because we are updating existed propertyAccess we want to inherit its emitFlags + // instead of using the default from createPropertyAccess + return node.expression !== expression + || node.name !== name + ? updateNode(setEmitFlags(createPropertyAccess(expression, name), ts.getEmitFlags(node)), node) + : node; + } + ts.updatePropertyAccess = updatePropertyAccess; + function createElementAccess(expression, index) { + var node = createSynthesizedNode(180 /* ElementAccessExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.argumentExpression = asExpression(index); + return node; + } + ts.createElementAccess = createElementAccess; + function updateElementAccess(node, expression, argumentExpression) { + return node.expression !== expression + || node.argumentExpression !== argumentExpression + ? updateNode(createElementAccess(expression, argumentExpression), node) + : node; + } + ts.updateElementAccess = updateElementAccess; + function createCall(expression, typeArguments, argumentsArray) { + var node = createSynthesizedNode(181 /* CallExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.typeArguments = asNodeArray(typeArguments); + node.arguments = ts.parenthesizeListElements(createNodeArray(argumentsArray)); + return node; + } + ts.createCall = createCall; + function updateCall(node, expression, typeArguments, argumentsArray) { + return node.expression !== expression + || node.typeArguments !== typeArguments + || node.arguments !== argumentsArray + ? updateNode(createCall(expression, typeArguments, argumentsArray), node) + : node; + } + ts.updateCall = updateCall; + function createNew(expression, typeArguments, argumentsArray) { + var node = createSynthesizedNode(182 /* NewExpression */); + node.expression = ts.parenthesizeForNew(expression); + node.typeArguments = asNodeArray(typeArguments); + node.arguments = argumentsArray ? ts.parenthesizeListElements(createNodeArray(argumentsArray)) : undefined; + return node; + } + ts.createNew = createNew; + function updateNew(node, expression, typeArguments, argumentsArray) { + return node.expression !== expression + || node.typeArguments !== typeArguments + || node.arguments !== argumentsArray + ? updateNode(createNew(expression, typeArguments, argumentsArray), node) + : node; + } + ts.updateNew = updateNew; + function createTaggedTemplate(tag, template) { + var node = createSynthesizedNode(183 /* TaggedTemplateExpression */); + node.tag = ts.parenthesizeForAccess(tag); + node.template = template; + return node; + } + ts.createTaggedTemplate = createTaggedTemplate; + function updateTaggedTemplate(node, tag, template) { + return node.tag !== tag + || node.template !== template + ? updateNode(createTaggedTemplate(tag, template), node) + : node; + } + ts.updateTaggedTemplate = updateTaggedTemplate; + function createTypeAssertion(type, expression) { + var node = createSynthesizedNode(184 /* TypeAssertionExpression */); + node.type = type; + node.expression = ts.parenthesizePrefixOperand(expression); + return node; + } + ts.createTypeAssertion = createTypeAssertion; + function updateTypeAssertion(node, type, expression) { + return node.type !== type + || node.expression !== expression + ? updateNode(createTypeAssertion(type, expression), node) + : node; + } + ts.updateTypeAssertion = updateTypeAssertion; + function createParen(expression) { + var node = createSynthesizedNode(185 /* ParenthesizedExpression */); + node.expression = expression; + return node; + } + ts.createParen = createParen; + function updateParen(node, expression) { + return node.expression !== expression + ? updateNode(createParen(expression), node) + : node; + } + ts.updateParen = updateParen; + function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(186 /* FunctionExpression */); + node.modifiers = asNodeArray(modifiers); + node.asteriskToken = asteriskToken; + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createFunctionExpression = createFunctionExpression; + function updateFunctionExpression(node, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + return node.name !== name + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body), node) + : node; + } + ts.updateFunctionExpression = updateFunctionExpression; + function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body) { + var node = createSynthesizedNode(187 /* ArrowFunction */); + node.modifiers = asNodeArray(modifiers); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.equalsGreaterThanToken = equalsGreaterThanToken || createToken(36 /* EqualsGreaterThanToken */); + node.body = ts.parenthesizeConciseBody(body); + return node; + } + ts.createArrowFunction = createArrowFunction; + function updateArrowFunction(node, modifiers, typeParameters, parameters, type, equalsGreaterThanTokenOrBody, bodyOrUndefined) { + var equalsGreaterThanToken; + var body; + if (bodyOrUndefined === undefined) { + equalsGreaterThanToken = node.equalsGreaterThanToken; + body = ts.cast(equalsGreaterThanTokenOrBody, ts.isConciseBody); + } + else { + equalsGreaterThanToken = ts.cast(equalsGreaterThanTokenOrBody, function (n) { + return n.kind === 36 /* EqualsGreaterThanToken */; + }); + body = bodyOrUndefined; + } + return node.modifiers !== modifiers + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.equalsGreaterThanToken !== equalsGreaterThanToken + || node.body !== body + ? updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body), node) + : node; + } + ts.updateArrowFunction = updateArrowFunction; + function createDelete(expression) { + var node = createSynthesizedNode(188 /* DeleteExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; + } + ts.createDelete = createDelete; + function updateDelete(node, expression) { + return node.expression !== expression + ? updateNode(createDelete(expression), node) + : node; + } + ts.updateDelete = updateDelete; + function createTypeOf(expression) { + var node = createSynthesizedNode(189 /* TypeOfExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; + } + ts.createTypeOf = createTypeOf; + function updateTypeOf(node, expression) { + return node.expression !== expression + ? updateNode(createTypeOf(expression), node) + : node; + } + ts.updateTypeOf = updateTypeOf; + function createVoid(expression) { + var node = createSynthesizedNode(190 /* VoidExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; + } + ts.createVoid = createVoid; + function updateVoid(node, expression) { + return node.expression !== expression + ? updateNode(createVoid(expression), node) + : node; + } + ts.updateVoid = updateVoid; + function createAwait(expression) { + var node = createSynthesizedNode(191 /* AwaitExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; + } + ts.createAwait = createAwait; + function updateAwait(node, expression) { + return node.expression !== expression + ? updateNode(createAwait(expression), node) + : node; + } + ts.updateAwait = updateAwait; + function createPrefix(operator, operand) { + var node = createSynthesizedNode(192 /* PrefixUnaryExpression */); + node.operator = operator; + node.operand = ts.parenthesizePrefixOperand(operand); + return node; + } + ts.createPrefix = createPrefix; + function updatePrefix(node, operand) { + return node.operand !== operand + ? updateNode(createPrefix(node.operator, operand), node) + : node; + } + ts.updatePrefix = updatePrefix; + function createPostfix(operand, operator) { + var node = createSynthesizedNode(193 /* PostfixUnaryExpression */); + node.operand = ts.parenthesizePostfixOperand(operand); + node.operator = operator; + return node; + } + ts.createPostfix = createPostfix; + function updatePostfix(node, operand) { + return node.operand !== operand + ? updateNode(createPostfix(operand, node.operator), node) + : node; + } + ts.updatePostfix = updatePostfix; + function createBinary(left, operator, right) { + var node = createSynthesizedNode(194 /* BinaryExpression */); + var operatorToken = asToken(operator); + var operatorKind = operatorToken.kind; + node.left = ts.parenthesizeBinaryOperand(operatorKind, left, /*isLeftSideOfBinary*/ true, /*leftOperand*/ undefined); + node.operatorToken = operatorToken; + node.right = ts.parenthesizeBinaryOperand(operatorKind, right, /*isLeftSideOfBinary*/ false, node.left); + return node; + } + ts.createBinary = createBinary; + function updateBinary(node, left, right, operator) { + return node.left !== left + || node.right !== right + ? updateNode(createBinary(left, operator || node.operatorToken, right), node) + : node; + } + ts.updateBinary = updateBinary; + function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonToken, whenFalse) { + var node = createSynthesizedNode(195 /* ConditionalExpression */); + node.condition = ts.parenthesizeForConditionalHead(condition); + node.questionToken = whenFalse ? questionTokenOrWhenTrue : createToken(55 /* QuestionToken */); + node.whenTrue = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenTrueOrWhenFalse : questionTokenOrWhenTrue); + node.colonToken = whenFalse ? colonToken : createToken(56 /* ColonToken */); + node.whenFalse = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenFalse : whenTrueOrWhenFalse); + return node; + } + ts.createConditional = createConditional; + function updateConditional(node, condition) { + var args = []; + for (var _i = 2; _i < arguments.length; _i++) { + args[_i - 2] = arguments[_i]; + } + if (args.length === 2) { + var whenTrue_1 = args[0], whenFalse_1 = args[1]; + return updateConditional(node, condition, node.questionToken, whenTrue_1, node.colonToken, whenFalse_1); + } + ts.Debug.assert(args.length === 4); + var questionToken = args[0], whenTrue = args[1], colonToken = args[2], whenFalse = args[3]; + return node.condition !== condition + || node.questionToken !== questionToken + || node.whenTrue !== whenTrue + || node.colonToken !== colonToken + || node.whenFalse !== whenFalse + ? updateNode(createConditional(condition, questionToken, whenTrue, colonToken, whenFalse), node) + : node; + } + ts.updateConditional = updateConditional; + function createTemplateExpression(head, templateSpans) { + var node = createSynthesizedNode(196 /* TemplateExpression */); + node.head = head; + node.templateSpans = createNodeArray(templateSpans); + return node; + } + ts.createTemplateExpression = createTemplateExpression; + function updateTemplateExpression(node, head, templateSpans) { + return node.head !== head + || node.templateSpans !== templateSpans + ? updateNode(createTemplateExpression(head, templateSpans), node) + : node; + } + ts.updateTemplateExpression = updateTemplateExpression; + function createTemplateHead(text) { + var node = createSynthesizedNode(14 /* TemplateHead */); + node.text = text; + return node; + } + ts.createTemplateHead = createTemplateHead; + function createTemplateMiddle(text) { + var node = createSynthesizedNode(15 /* TemplateMiddle */); + node.text = text; + return node; + } + ts.createTemplateMiddle = createTemplateMiddle; + function createTemplateTail(text) { + var node = createSynthesizedNode(16 /* TemplateTail */); + node.text = text; + return node; + } + ts.createTemplateTail = createTemplateTail; + function createNoSubstitutionTemplateLiteral(text) { + var node = createSynthesizedNode(13 /* NoSubstitutionTemplateLiteral */); + node.text = text; + return node; + } + ts.createNoSubstitutionTemplateLiteral = createNoSubstitutionTemplateLiteral; + function createYield(asteriskTokenOrExpression, expression) { + var node = createSynthesizedNode(197 /* YieldExpression */); + node.asteriskToken = asteriskTokenOrExpression && asteriskTokenOrExpression.kind === 39 /* AsteriskToken */ ? asteriskTokenOrExpression : undefined; + node.expression = asteriskTokenOrExpression && asteriskTokenOrExpression.kind !== 39 /* AsteriskToken */ ? asteriskTokenOrExpression : expression; + return node; + } + ts.createYield = createYield; + function updateYield(node, asteriskToken, expression) { + return node.expression !== expression + || node.asteriskToken !== asteriskToken + ? updateNode(createYield(asteriskToken, expression), node) + : node; + } + ts.updateYield = updateYield; + function createSpread(expression) { + var node = createSynthesizedNode(198 /* SpreadElement */); + node.expression = ts.parenthesizeExpressionForList(expression); + return node; + } + ts.createSpread = createSpread; + function updateSpread(node, expression) { + return node.expression !== expression + ? updateNode(createSpread(expression), node) + : node; + } + ts.updateSpread = updateSpread; + function createClassExpression(modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(199 /* ClassExpression */); + node.decorators = undefined; + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); + node.members = createNodeArray(members); + return node; + } + ts.createClassExpression = createClassExpression; + function updateClassExpression(node, modifiers, name, typeParameters, heritageClauses, members) { + return node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members), node) + : node; + } + ts.updateClassExpression = updateClassExpression; + function createOmittedExpression() { + return createSynthesizedNode(200 /* OmittedExpression */); + } + ts.createOmittedExpression = createOmittedExpression; + function createExpressionWithTypeArguments(typeArguments, expression) { + var node = createSynthesizedNode(201 /* ExpressionWithTypeArguments */); + node.expression = ts.parenthesizeForAccess(expression); + node.typeArguments = asNodeArray(typeArguments); + return node; + } + ts.createExpressionWithTypeArguments = createExpressionWithTypeArguments; + function updateExpressionWithTypeArguments(node, typeArguments, expression) { + return node.typeArguments !== typeArguments + || node.expression !== expression + ? updateNode(createExpressionWithTypeArguments(typeArguments, expression), node) + : node; + } + ts.updateExpressionWithTypeArguments = updateExpressionWithTypeArguments; + function createAsExpression(expression, type) { + var node = createSynthesizedNode(202 /* AsExpression */); + node.expression = expression; + node.type = type; + return node; + } + ts.createAsExpression = createAsExpression; + function updateAsExpression(node, expression, type) { + return node.expression !== expression + || node.type !== type + ? updateNode(createAsExpression(expression, type), node) + : node; + } + ts.updateAsExpression = updateAsExpression; + function createNonNullExpression(expression) { + var node = createSynthesizedNode(203 /* NonNullExpression */); + node.expression = ts.parenthesizeForAccess(expression); + return node; + } + ts.createNonNullExpression = createNonNullExpression; + function updateNonNullExpression(node, expression) { + return node.expression !== expression + ? updateNode(createNonNullExpression(expression), node) + : node; + } + ts.updateNonNullExpression = updateNonNullExpression; + function createMetaProperty(keywordToken, name) { + var node = createSynthesizedNode(204 /* MetaProperty */); + node.keywordToken = keywordToken; + node.name = name; + return node; + } + ts.createMetaProperty = createMetaProperty; + function updateMetaProperty(node, name) { + return node.name !== name + ? updateNode(createMetaProperty(node.keywordToken, name), node) + : node; + } + ts.updateMetaProperty = updateMetaProperty; + // Misc + function createTemplateSpan(expression, literal) { + var node = createSynthesizedNode(205 /* TemplateSpan */); + node.expression = expression; + node.literal = literal; + return node; + } + ts.createTemplateSpan = createTemplateSpan; + function updateTemplateSpan(node, expression, literal) { + return node.expression !== expression + || node.literal !== literal + ? updateNode(createTemplateSpan(expression, literal), node) + : node; + } + ts.updateTemplateSpan = updateTemplateSpan; + function createSemicolonClassElement() { + return createSynthesizedNode(206 /* SemicolonClassElement */); + } + ts.createSemicolonClassElement = createSemicolonClassElement; + // Element + function createBlock(statements, multiLine) { + var block = createSynthesizedNode(207 /* Block */); + block.statements = createNodeArray(statements); + if (multiLine) + block.multiLine = multiLine; + return block; + } + ts.createBlock = createBlock; + function updateBlock(node, statements) { + return node.statements !== statements + ? updateNode(createBlock(statements, node.multiLine), node) + : node; + } + ts.updateBlock = updateBlock; + function createVariableStatement(modifiers, declarationList) { + var node = createSynthesizedNode(208 /* VariableStatement */); + node.decorators = undefined; + node.modifiers = asNodeArray(modifiers); + node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList; + return node; + } + ts.createVariableStatement = createVariableStatement; + function updateVariableStatement(node, modifiers, declarationList) { + return node.modifiers !== modifiers + || node.declarationList !== declarationList + ? updateNode(createVariableStatement(modifiers, declarationList), node) + : node; + } + ts.updateVariableStatement = updateVariableStatement; + function createEmptyStatement() { + return createSynthesizedNode(209 /* EmptyStatement */); + } + ts.createEmptyStatement = createEmptyStatement; + function createStatement(expression) { + var node = createSynthesizedNode(210 /* ExpressionStatement */); + node.expression = ts.parenthesizeExpressionForExpressionStatement(expression); + return node; + } + ts.createStatement = createStatement; + function updateStatement(node, expression) { + return node.expression !== expression + ? updateNode(createStatement(expression), node) + : node; + } + ts.updateStatement = updateStatement; + function createIf(expression, thenStatement, elseStatement) { + var node = createSynthesizedNode(211 /* IfStatement */); + node.expression = expression; + node.thenStatement = thenStatement; + node.elseStatement = elseStatement; + return node; + } + ts.createIf = createIf; + function updateIf(node, expression, thenStatement, elseStatement) { + return node.expression !== expression + || node.thenStatement !== thenStatement + || node.elseStatement !== elseStatement + ? updateNode(createIf(expression, thenStatement, elseStatement), node) + : node; + } + ts.updateIf = updateIf; + function createDo(statement, expression) { + var node = createSynthesizedNode(212 /* DoStatement */); + node.statement = statement; + node.expression = expression; + return node; + } + ts.createDo = createDo; + function updateDo(node, statement, expression) { + return node.statement !== statement + || node.expression !== expression + ? updateNode(createDo(statement, expression), node) + : node; + } + ts.updateDo = updateDo; + function createWhile(expression, statement) { + var node = createSynthesizedNode(213 /* WhileStatement */); + node.expression = expression; + node.statement = statement; + return node; + } + ts.createWhile = createWhile; + function updateWhile(node, expression, statement) { + return node.expression !== expression + || node.statement !== statement + ? updateNode(createWhile(expression, statement), node) + : node; + } + ts.updateWhile = updateWhile; + function createFor(initializer, condition, incrementor, statement) { + var node = createSynthesizedNode(214 /* ForStatement */); + node.initializer = initializer; + node.condition = condition; + node.incrementor = incrementor; + node.statement = statement; + return node; + } + ts.createFor = createFor; + function updateFor(node, initializer, condition, incrementor, statement) { + return node.initializer !== initializer + || node.condition !== condition + || node.incrementor !== incrementor + || node.statement !== statement + ? updateNode(createFor(initializer, condition, incrementor, statement), node) + : node; + } + ts.updateFor = updateFor; + function createForIn(initializer, expression, statement) { + var node = createSynthesizedNode(215 /* ForInStatement */); + node.initializer = initializer; + node.expression = expression; + node.statement = statement; + return node; + } + ts.createForIn = createForIn; + function updateForIn(node, initializer, expression, statement) { + return node.initializer !== initializer + || node.expression !== expression + || node.statement !== statement + ? updateNode(createForIn(initializer, expression, statement), node) + : node; + } + ts.updateForIn = updateForIn; + function createForOf(awaitModifier, initializer, expression, statement) { + var node = createSynthesizedNode(216 /* ForOfStatement */); + node.awaitModifier = awaitModifier; + node.initializer = initializer; + node.expression = expression; + node.statement = statement; + return node; + } + ts.createForOf = createForOf; + function updateForOf(node, awaitModifier, initializer, expression, statement) { + return node.awaitModifier !== awaitModifier + || node.initializer !== initializer + || node.expression !== expression + || node.statement !== statement + ? updateNode(createForOf(awaitModifier, initializer, expression, statement), node) + : node; + } + ts.updateForOf = updateForOf; + function createContinue(label) { + var node = createSynthesizedNode(217 /* ContinueStatement */); + node.label = asName(label); + return node; + } + ts.createContinue = createContinue; + function updateContinue(node, label) { + return node.label !== label + ? updateNode(createContinue(label), node) + : node; + } + ts.updateContinue = updateContinue; + function createBreak(label) { + var node = createSynthesizedNode(218 /* BreakStatement */); + node.label = asName(label); + return node; + } + ts.createBreak = createBreak; + function updateBreak(node, label) { + return node.label !== label + ? updateNode(createBreak(label), node) + : node; + } + ts.updateBreak = updateBreak; + function createReturn(expression) { + var node = createSynthesizedNode(219 /* ReturnStatement */); + node.expression = expression; + return node; + } + ts.createReturn = createReturn; + function updateReturn(node, expression) { + return node.expression !== expression + ? updateNode(createReturn(expression), node) + : node; + } + ts.updateReturn = updateReturn; + function createWith(expression, statement) { + var node = createSynthesizedNode(220 /* WithStatement */); + node.expression = expression; + node.statement = statement; + return node; + } + ts.createWith = createWith; + function updateWith(node, expression, statement) { + return node.expression !== expression + || node.statement !== statement + ? updateNode(createWith(expression, statement), node) + : node; + } + ts.updateWith = updateWith; + function createSwitch(expression, caseBlock) { + var node = createSynthesizedNode(221 /* SwitchStatement */); + node.expression = ts.parenthesizeExpressionForList(expression); + node.caseBlock = caseBlock; + return node; + } + ts.createSwitch = createSwitch; + function updateSwitch(node, expression, caseBlock) { + return node.expression !== expression + || node.caseBlock !== caseBlock + ? updateNode(createSwitch(expression, caseBlock), node) + : node; + } + ts.updateSwitch = updateSwitch; + function createLabel(label, statement) { + var node = createSynthesizedNode(222 /* LabeledStatement */); + node.label = asName(label); + node.statement = statement; + return node; + } + ts.createLabel = createLabel; + function updateLabel(node, label, statement) { + return node.label !== label + || node.statement !== statement + ? updateNode(createLabel(label, statement), node) + : node; + } + ts.updateLabel = updateLabel; + function createThrow(expression) { + var node = createSynthesizedNode(223 /* ThrowStatement */); + node.expression = expression; + return node; + } + ts.createThrow = createThrow; + function updateThrow(node, expression) { + return node.expression !== expression + ? updateNode(createThrow(expression), node) + : node; + } + ts.updateThrow = updateThrow; + function createTry(tryBlock, catchClause, finallyBlock) { + var node = createSynthesizedNode(224 /* TryStatement */); + node.tryBlock = tryBlock; + node.catchClause = catchClause; + node.finallyBlock = finallyBlock; + return node; + } + ts.createTry = createTry; + function updateTry(node, tryBlock, catchClause, finallyBlock) { + return node.tryBlock !== tryBlock + || node.catchClause !== catchClause + || node.finallyBlock !== finallyBlock + ? updateNode(createTry(tryBlock, catchClause, finallyBlock), node) + : node; + } + ts.updateTry = updateTry; + function createDebuggerStatement() { + return createSynthesizedNode(225 /* DebuggerStatement */); + } + ts.createDebuggerStatement = createDebuggerStatement; + function createVariableDeclaration(name, type, initializer) { + var node = createSynthesizedNode(226 /* VariableDeclaration */); + node.name = asName(name); + node.type = type; + node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined; + return node; + } + ts.createVariableDeclaration = createVariableDeclaration; + function updateVariableDeclaration(node, name, type, initializer) { + return node.name !== name + || node.type !== type + || node.initializer !== initializer + ? updateNode(createVariableDeclaration(name, type, initializer), node) + : node; + } + ts.updateVariableDeclaration = updateVariableDeclaration; + function createVariableDeclarationList(declarations, flags) { + var node = createSynthesizedNode(227 /* VariableDeclarationList */); + node.flags |= flags & 3 /* BlockScoped */; + node.declarations = createNodeArray(declarations); + return node; + } + ts.createVariableDeclarationList = createVariableDeclarationList; + function updateVariableDeclarationList(node, declarations) { + return node.declarations !== declarations + ? updateNode(createVariableDeclarationList(declarations, node.flags), node) + : node; + } + ts.updateVariableDeclarationList = updateVariableDeclarationList; + function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(228 /* FunctionDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.asteriskToken = asteriskToken; + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createFunctionDeclaration = createFunctionDeclaration; + function updateFunctionDeclaration(node, decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.name !== name + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body), node) + : node; + } + ts.updateFunctionDeclaration = updateFunctionDeclaration; + function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(229 /* ClassDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); + node.members = createNodeArray(members); + return node; + } + ts.createClassDeclaration = createClassDeclaration; + function updateClassDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node) + : node; + } + ts.updateClassDeclaration = updateClassDeclaration; + function createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(230 /* InterfaceDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); + node.members = createNodeArray(members); + return node; + } + ts.createInterfaceDeclaration = createInterfaceDeclaration; + function updateInterfaceDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node) + : node; + } + ts.updateInterfaceDeclaration = updateInterfaceDeclaration; + function createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type) { + var node = createSynthesizedNode(231 /* TypeAliasDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.type = type; + return node; + } + ts.createTypeAliasDeclaration = createTypeAliasDeclaration; + function updateTypeAliasDeclaration(node, decorators, modifiers, name, typeParameters, type) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.type !== type + ? updateNode(createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type), node) + : node; + } + ts.updateTypeAliasDeclaration = updateTypeAliasDeclaration; + function createEnumDeclaration(decorators, modifiers, name, members) { + var node = createSynthesizedNode(232 /* EnumDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.members = createNodeArray(members); + return node; + } + ts.createEnumDeclaration = createEnumDeclaration; + function updateEnumDeclaration(node, decorators, modifiers, name, members) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.members !== members + ? updateNode(createEnumDeclaration(decorators, modifiers, name, members), node) + : node; + } + ts.updateEnumDeclaration = updateEnumDeclaration; + function createModuleDeclaration(decorators, modifiers, name, body, flags) { + var node = createSynthesizedNode(233 /* ModuleDeclaration */); + node.flags |= flags & (16 /* Namespace */ | 4 /* NestedNamespace */ | 512 /* GlobalAugmentation */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = name; + node.body = body; + return node; + } + ts.createModuleDeclaration = createModuleDeclaration; + function updateModuleDeclaration(node, decorators, modifiers, name, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.body !== body + ? updateNode(createModuleDeclaration(decorators, modifiers, name, body, node.flags), node) + : node; + } + ts.updateModuleDeclaration = updateModuleDeclaration; + function createModuleBlock(statements) { + var node = createSynthesizedNode(234 /* ModuleBlock */); + node.statements = createNodeArray(statements); + return node; + } + ts.createModuleBlock = createModuleBlock; + function updateModuleBlock(node, statements) { + return node.statements !== statements + ? updateNode(createModuleBlock(statements), node) + : node; + } + ts.updateModuleBlock = updateModuleBlock; + function createCaseBlock(clauses) { + var node = createSynthesizedNode(235 /* CaseBlock */); + node.clauses = createNodeArray(clauses); + return node; + } + ts.createCaseBlock = createCaseBlock; + function updateCaseBlock(node, clauses) { + return node.clauses !== clauses + ? updateNode(createCaseBlock(clauses), node) + : node; + } + ts.updateCaseBlock = updateCaseBlock; + function createNamespaceExportDeclaration(name) { + var node = createSynthesizedNode(236 /* NamespaceExportDeclaration */); + node.name = asName(name); + return node; + } + ts.createNamespaceExportDeclaration = createNamespaceExportDeclaration; + function updateNamespaceExportDeclaration(node, name) { + return node.name !== name + ? updateNode(createNamespaceExportDeclaration(name), node) + : node; + } + ts.updateNamespaceExportDeclaration = updateNamespaceExportDeclaration; + function createImportEqualsDeclaration(decorators, modifiers, name, moduleReference) { + var node = createSynthesizedNode(237 /* ImportEqualsDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.moduleReference = moduleReference; + return node; + } + ts.createImportEqualsDeclaration = createImportEqualsDeclaration; + function updateImportEqualsDeclaration(node, decorators, modifiers, name, moduleReference) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.moduleReference !== moduleReference + ? updateNode(createImportEqualsDeclaration(decorators, modifiers, name, moduleReference), node) + : node; + } + ts.updateImportEqualsDeclaration = updateImportEqualsDeclaration; + function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier) { + var node = createSynthesizedNode(238 /* ImportDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.importClause = importClause; + node.moduleSpecifier = moduleSpecifier; + return node; + } + ts.createImportDeclaration = createImportDeclaration; + function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.importClause !== importClause + || node.moduleSpecifier !== moduleSpecifier + ? updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier), node) + : node; + } + ts.updateImportDeclaration = updateImportDeclaration; + function createImportClause(name, namedBindings) { + var node = createSynthesizedNode(239 /* ImportClause */); + node.name = name; + node.namedBindings = namedBindings; + return node; + } + ts.createImportClause = createImportClause; + function updateImportClause(node, name, namedBindings) { + return node.name !== name + || node.namedBindings !== namedBindings + ? updateNode(createImportClause(name, namedBindings), node) + : node; + } + ts.updateImportClause = updateImportClause; + function createNamespaceImport(name) { + var node = createSynthesizedNode(240 /* NamespaceImport */); + node.name = name; + return node; + } + ts.createNamespaceImport = createNamespaceImport; + function updateNamespaceImport(node, name) { + return node.name !== name + ? updateNode(createNamespaceImport(name), node) + : node; + } + ts.updateNamespaceImport = updateNamespaceImport; + function createNamedImports(elements) { + var node = createSynthesizedNode(241 /* NamedImports */); + node.elements = createNodeArray(elements); + return node; + } + ts.createNamedImports = createNamedImports; + function updateNamedImports(node, elements) { + return node.elements !== elements + ? updateNode(createNamedImports(elements), node) + : node; + } + ts.updateNamedImports = updateNamedImports; + function createImportSpecifier(propertyName, name) { + var node = createSynthesizedNode(242 /* ImportSpecifier */); + node.propertyName = propertyName; + node.name = name; + return node; + } + ts.createImportSpecifier = createImportSpecifier; + function updateImportSpecifier(node, propertyName, name) { + return node.propertyName !== propertyName + || node.name !== name + ? updateNode(createImportSpecifier(propertyName, name), node) + : node; + } + ts.updateImportSpecifier = updateImportSpecifier; + function createExportAssignment(decorators, modifiers, isExportEquals, expression) { + var node = createSynthesizedNode(243 /* ExportAssignment */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.isExportEquals = isExportEquals; + node.expression = expression; + return node; + } + ts.createExportAssignment = createExportAssignment; + function updateExportAssignment(node, decorators, modifiers, expression) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.expression !== expression + ? updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression), node) + : node; + } + ts.updateExportAssignment = updateExportAssignment; + function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier) { + var node = createSynthesizedNode(244 /* ExportDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.exportClause = exportClause; + node.moduleSpecifier = moduleSpecifier; + return node; + } + ts.createExportDeclaration = createExportDeclaration; + function updateExportDeclaration(node, decorators, modifiers, exportClause, moduleSpecifier) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.exportClause !== exportClause + || node.moduleSpecifier !== moduleSpecifier + ? updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier), node) + : node; + } + ts.updateExportDeclaration = updateExportDeclaration; + function createNamedExports(elements) { + var node = createSynthesizedNode(245 /* NamedExports */); + node.elements = createNodeArray(elements); + return node; + } + ts.createNamedExports = createNamedExports; + function updateNamedExports(node, elements) { + return node.elements !== elements + ? updateNode(createNamedExports(elements), node) + : node; + } + ts.updateNamedExports = updateNamedExports; + function createExportSpecifier(propertyName, name) { + var node = createSynthesizedNode(246 /* ExportSpecifier */); + node.propertyName = asName(propertyName); + node.name = asName(name); + return node; + } + ts.createExportSpecifier = createExportSpecifier; + function updateExportSpecifier(node, propertyName, name) { + return node.propertyName !== propertyName + || node.name !== name + ? updateNode(createExportSpecifier(propertyName, name), node) + : node; + } + ts.updateExportSpecifier = updateExportSpecifier; + // Module references + function createExternalModuleReference(expression) { + var node = createSynthesizedNode(248 /* ExternalModuleReference */); + node.expression = expression; + return node; + } + ts.createExternalModuleReference = createExternalModuleReference; + function updateExternalModuleReference(node, expression) { + return node.expression !== expression + ? updateNode(createExternalModuleReference(expression), node) + : node; + } + ts.updateExternalModuleReference = updateExternalModuleReference; + // JSX + function createJsxElement(openingElement, children, closingElement) { + var node = createSynthesizedNode(249 /* JsxElement */); + node.openingElement = openingElement; + node.children = createNodeArray(children); + node.closingElement = closingElement; + return node; + } + ts.createJsxElement = createJsxElement; + function updateJsxElement(node, openingElement, children, closingElement) { + return node.openingElement !== openingElement + || node.children !== children + || node.closingElement !== closingElement + ? updateNode(createJsxElement(openingElement, children, closingElement), node) + : node; + } + ts.updateJsxElement = updateJsxElement; + function createJsxSelfClosingElement(tagName, attributes) { + var node = createSynthesizedNode(250 /* JsxSelfClosingElement */); + node.tagName = tagName; + node.attributes = attributes; + return node; + } + ts.createJsxSelfClosingElement = createJsxSelfClosingElement; + function updateJsxSelfClosingElement(node, tagName, attributes) { + return node.tagName !== tagName + || node.attributes !== attributes + ? updateNode(createJsxSelfClosingElement(tagName, attributes), node) + : node; + } + ts.updateJsxSelfClosingElement = updateJsxSelfClosingElement; + function createJsxOpeningElement(tagName, attributes) { + var node = createSynthesizedNode(251 /* JsxOpeningElement */); + node.tagName = tagName; + node.attributes = attributes; + return node; + } + ts.createJsxOpeningElement = createJsxOpeningElement; + function updateJsxOpeningElement(node, tagName, attributes) { + return node.tagName !== tagName + || node.attributes !== attributes + ? updateNode(createJsxOpeningElement(tagName, attributes), node) + : node; + } + ts.updateJsxOpeningElement = updateJsxOpeningElement; + function createJsxClosingElement(tagName) { + var node = createSynthesizedNode(252 /* JsxClosingElement */); + node.tagName = tagName; + return node; + } + ts.createJsxClosingElement = createJsxClosingElement; + function updateJsxClosingElement(node, tagName) { + return node.tagName !== tagName + ? updateNode(createJsxClosingElement(tagName), node) + : node; + } + ts.updateJsxClosingElement = updateJsxClosingElement; + function createJsxAttribute(name, initializer) { + var node = createSynthesizedNode(253 /* JsxAttribute */); + node.name = name; + node.initializer = initializer; + return node; + } + ts.createJsxAttribute = createJsxAttribute; + function updateJsxAttribute(node, name, initializer) { + return node.name !== name + || node.initializer !== initializer + ? updateNode(createJsxAttribute(name, initializer), node) + : node; + } + ts.updateJsxAttribute = updateJsxAttribute; + function createJsxAttributes(properties) { + var node = createSynthesizedNode(254 /* JsxAttributes */); + node.properties = createNodeArray(properties); + return node; + } + ts.createJsxAttributes = createJsxAttributes; + function updateJsxAttributes(node, properties) { + return node.properties !== properties + ? updateNode(createJsxAttributes(properties), node) + : node; + } + ts.updateJsxAttributes = updateJsxAttributes; + function createJsxSpreadAttribute(expression) { + var node = createSynthesizedNode(255 /* JsxSpreadAttribute */); + node.expression = expression; + return node; + } + ts.createJsxSpreadAttribute = createJsxSpreadAttribute; + function updateJsxSpreadAttribute(node, expression) { + return node.expression !== expression + ? updateNode(createJsxSpreadAttribute(expression), node) + : node; + } + ts.updateJsxSpreadAttribute = updateJsxSpreadAttribute; + function createJsxExpression(dotDotDotToken, expression) { + var node = createSynthesizedNode(256 /* JsxExpression */); + node.dotDotDotToken = dotDotDotToken; + node.expression = expression; + return node; + } + ts.createJsxExpression = createJsxExpression; + function updateJsxExpression(node, expression) { + return node.expression !== expression + ? updateNode(createJsxExpression(node.dotDotDotToken, expression), node) + : node; + } + ts.updateJsxExpression = updateJsxExpression; + // Clauses + function createCaseClause(expression, statements) { + var node = createSynthesizedNode(257 /* CaseClause */); + node.expression = ts.parenthesizeExpressionForList(expression); + node.statements = createNodeArray(statements); + return node; + } + ts.createCaseClause = createCaseClause; + function updateCaseClause(node, expression, statements) { + return node.expression !== expression + || node.statements !== statements + ? updateNode(createCaseClause(expression, statements), node) + : node; + } + ts.updateCaseClause = updateCaseClause; + function createDefaultClause(statements) { + var node = createSynthesizedNode(258 /* DefaultClause */); + node.statements = createNodeArray(statements); + return node; + } + ts.createDefaultClause = createDefaultClause; + function updateDefaultClause(node, statements) { + return node.statements !== statements + ? updateNode(createDefaultClause(statements), node) + : node; + } + ts.updateDefaultClause = updateDefaultClause; + function createHeritageClause(token, types) { + var node = createSynthesizedNode(259 /* HeritageClause */); + node.token = token; + node.types = createNodeArray(types); + return node; + } + ts.createHeritageClause = createHeritageClause; + function updateHeritageClause(node, types) { + return node.types !== types + ? updateNode(createHeritageClause(node.token, types), node) + : node; + } + ts.updateHeritageClause = updateHeritageClause; + function createCatchClause(variableDeclaration, block) { + var node = createSynthesizedNode(260 /* CatchClause */); + node.variableDeclaration = ts.isString(variableDeclaration) ? createVariableDeclaration(variableDeclaration) : variableDeclaration; + node.block = block; + return node; + } + ts.createCatchClause = createCatchClause; + function updateCatchClause(node, variableDeclaration, block) { + return node.variableDeclaration !== variableDeclaration + || node.block !== block + ? updateNode(createCatchClause(variableDeclaration, block), node) + : node; + } + ts.updateCatchClause = updateCatchClause; + // Property assignments + function createPropertyAssignment(name, initializer) { + var node = createSynthesizedNode(261 /* PropertyAssignment */); + node.name = asName(name); + node.questionToken = undefined; + node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined; + return node; + } + ts.createPropertyAssignment = createPropertyAssignment; + function updatePropertyAssignment(node, name, initializer) { + return node.name !== name + || node.initializer !== initializer + ? updateNode(createPropertyAssignment(name, initializer), node) + : node; + } + ts.updatePropertyAssignment = updatePropertyAssignment; + function createShorthandPropertyAssignment(name, objectAssignmentInitializer) { + var node = createSynthesizedNode(262 /* ShorthandPropertyAssignment */); + node.name = asName(name); + node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? ts.parenthesizeExpressionForList(objectAssignmentInitializer) : undefined; + return node; + } + ts.createShorthandPropertyAssignment = createShorthandPropertyAssignment; + function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) { + return node.name !== name + || node.objectAssignmentInitializer !== objectAssignmentInitializer + ? updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer), node) + : node; + } + ts.updateShorthandPropertyAssignment = updateShorthandPropertyAssignment; + function createSpreadAssignment(expression) { + var node = createSynthesizedNode(263 /* SpreadAssignment */); + node.expression = expression !== undefined ? ts.parenthesizeExpressionForList(expression) : undefined; + return node; + } + ts.createSpreadAssignment = createSpreadAssignment; + function updateSpreadAssignment(node, expression) { + return node.expression !== expression + ? updateNode(createSpreadAssignment(expression), node) + : node; + } + ts.updateSpreadAssignment = updateSpreadAssignment; + // Enum + function createEnumMember(name, initializer) { + var node = createSynthesizedNode(264 /* EnumMember */); + node.name = asName(name); + node.initializer = initializer && ts.parenthesizeExpressionForList(initializer); + return node; + } + ts.createEnumMember = createEnumMember; + function updateEnumMember(node, name, initializer) { + return node.name !== name + || node.initializer !== initializer + ? updateNode(createEnumMember(name, initializer), node) + : node; + } + ts.updateEnumMember = updateEnumMember; + // Top-level nodes + function updateSourceFileNode(node, statements) { + if (node.statements !== statements) { + var updated = createSynthesizedNode(265 /* SourceFile */); + updated.flags |= node.flags; + updated.statements = createNodeArray(statements); + updated.endOfFileToken = node.endOfFileToken; + updated.fileName = node.fileName; + updated.path = node.path; + updated.text = node.text; + if (node.amdDependencies !== undefined) + updated.amdDependencies = node.amdDependencies; + if (node.moduleName !== undefined) + updated.moduleName = node.moduleName; + if (node.referencedFiles !== undefined) + updated.referencedFiles = node.referencedFiles; + if (node.typeReferenceDirectives !== undefined) + updated.typeReferenceDirectives = node.typeReferenceDirectives; + if (node.languageVariant !== undefined) + updated.languageVariant = node.languageVariant; + if (node.isDeclarationFile !== undefined) + updated.isDeclarationFile = node.isDeclarationFile; + if (node.renamedDependencies !== undefined) + updated.renamedDependencies = node.renamedDependencies; + if (node.hasNoDefaultLib !== undefined) + updated.hasNoDefaultLib = node.hasNoDefaultLib; + if (node.languageVersion !== undefined) + updated.languageVersion = node.languageVersion; + if (node.scriptKind !== undefined) + updated.scriptKind = node.scriptKind; + if (node.externalModuleIndicator !== undefined) + updated.externalModuleIndicator = node.externalModuleIndicator; + if (node.commonJsModuleIndicator !== undefined) + updated.commonJsModuleIndicator = node.commonJsModuleIndicator; + if (node.identifiers !== undefined) + updated.identifiers = node.identifiers; + if (node.nodeCount !== undefined) + updated.nodeCount = node.nodeCount; + if (node.identifierCount !== undefined) + updated.identifierCount = node.identifierCount; + if (node.symbolCount !== undefined) + updated.symbolCount = node.symbolCount; + if (node.parseDiagnostics !== undefined) + updated.parseDiagnostics = node.parseDiagnostics; + if (node.bindDiagnostics !== undefined) + updated.bindDiagnostics = node.bindDiagnostics; + if (node.lineMap !== undefined) + updated.lineMap = node.lineMap; + if (node.classifiableNames !== undefined) + updated.classifiableNames = node.classifiableNames; + if (node.resolvedModules !== undefined) + updated.resolvedModules = node.resolvedModules; + if (node.resolvedTypeReferenceDirectiveNames !== undefined) + updated.resolvedTypeReferenceDirectiveNames = node.resolvedTypeReferenceDirectiveNames; + if (node.imports !== undefined) + updated.imports = node.imports; + if (node.moduleAugmentations !== undefined) + updated.moduleAugmentations = node.moduleAugmentations; + return updateNode(updated, node); + } + return node; + } + ts.updateSourceFileNode = updateSourceFileNode; + /** + * Creates a shallow, memberwise clone of a node for mutation. + */ + function getMutableClone(node) { + var clone = getSynthesizedClone(node); + clone.pos = node.pos; + clone.end = node.end; + clone.parent = node.parent; + return clone; + } + ts.getMutableClone = getMutableClone; + // Transformation nodes + /** + * Creates a synthetic statement to act as a placeholder for a not-emitted statement in + * order to preserve comments. + * + * @param original The original statement. + */ + function createNotEmittedStatement(original) { + var node = createSynthesizedNode(287 /* NotEmittedStatement */); + node.original = original; + setTextRange(node, original); + return node; + } + ts.createNotEmittedStatement = createNotEmittedStatement; + /** + * Creates a synthetic element to act as a placeholder for the end of an emitted declaration in + * order to properly emit exports. + */ + /* @internal */ + function createEndOfDeclarationMarker(original) { + var node = createSynthesizedNode(291 /* EndOfDeclarationMarker */); + node.emitNode = {}; + node.original = original; + return node; + } + ts.createEndOfDeclarationMarker = createEndOfDeclarationMarker; + /** + * Creates a synthetic element to act as a placeholder for the beginning of a merged declaration in + * order to properly emit exports. + */ + /* @internal */ + function createMergeDeclarationMarker(original) { + var node = createSynthesizedNode(290 /* MergeDeclarationMarker */); + node.emitNode = {}; + node.original = original; + return node; + } + ts.createMergeDeclarationMarker = createMergeDeclarationMarker; + /** + * Creates a synthetic expression to act as a placeholder for a not-emitted expression in + * order to preserve comments or sourcemap positions. + * + * @param expression The inner expression to emit. + * @param original The original outer expression. + * @param location The location for the expression. Defaults to the positions from "original" if provided. + */ + function createPartiallyEmittedExpression(expression, original) { + var node = createSynthesizedNode(288 /* PartiallyEmittedExpression */); + node.expression = expression; + node.original = original; + setTextRange(node, original); + return node; + } + ts.createPartiallyEmittedExpression = createPartiallyEmittedExpression; + function updatePartiallyEmittedExpression(node, expression) { + if (node.expression !== expression) { + return updateNode(createPartiallyEmittedExpression(expression, node.original), node); + } + return node; + } + ts.updatePartiallyEmittedExpression = updatePartiallyEmittedExpression; + function flattenCommaElements(node) { + if (ts.nodeIsSynthesized(node) && !ts.isParseTreeNode(node) && !node.original && !node.emitNode && !node.id) { + if (node.kind === 289 /* CommaListExpression */) { + return node.elements; + } + if (ts.isBinaryExpression(node) && node.operatorToken.kind === 26 /* CommaToken */) { + return [node.left, node.right]; + } + } + return node; + } + function createCommaList(elements) { + var node = createSynthesizedNode(289 /* CommaListExpression */); + node.elements = createNodeArray(ts.sameFlatMap(elements, flattenCommaElements)); + return node; + } + ts.createCommaList = createCommaList; + function updateCommaList(node, elements) { + return node.elements !== elements + ? updateNode(createCommaList(elements), node) + : node; + } + ts.updateCommaList = updateCommaList; + function createBundle(sourceFiles) { + var node = ts.createNode(266 /* Bundle */); + node.sourceFiles = sourceFiles; + return node; + } + ts.createBundle = createBundle; + function updateBundle(node, sourceFiles) { + if (node.sourceFiles !== sourceFiles) { + return createBundle(sourceFiles); + } + return node; + } + ts.updateBundle = updateBundle; + function createImmediatelyInvokedFunctionExpression(statements, param, paramValue) { + return createCall(createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ param ? [param] : [], + /*type*/ undefined, createBlock(statements, /*multiLine*/ true)), + /*typeArguments*/ undefined, + /*argumentsArray*/ paramValue ? [paramValue] : []); + } + ts.createImmediatelyInvokedFunctionExpression = createImmediatelyInvokedFunctionExpression; + function createImmediatelyInvokedArrowFunction(statements, param, paramValue) { + return createCall(createArrowFunction( + /*modifiers*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ param ? [param] : [], + /*type*/ undefined, + /*equalsGreaterThanToken*/ undefined, createBlock(statements, /*multiLine*/ true)), + /*typeArguments*/ undefined, + /*argumentsArray*/ paramValue ? [paramValue] : []); + } + ts.createImmediatelyInvokedArrowFunction = createImmediatelyInvokedArrowFunction; + function createComma(left, right) { + return createBinary(left, 26 /* CommaToken */, right); + } + ts.createComma = createComma; + function createLessThan(left, right) { + return createBinary(left, 27 /* LessThanToken */, right); + } + ts.createLessThan = createLessThan; + function createAssignment(left, right) { + return createBinary(left, 58 /* EqualsToken */, right); + } + ts.createAssignment = createAssignment; + function createStrictEquality(left, right) { + return createBinary(left, 34 /* EqualsEqualsEqualsToken */, right); + } + ts.createStrictEquality = createStrictEquality; + function createStrictInequality(left, right) { + return createBinary(left, 35 /* ExclamationEqualsEqualsToken */, right); + } + ts.createStrictInequality = createStrictInequality; + function createAdd(left, right) { + return createBinary(left, 37 /* PlusToken */, right); + } + ts.createAdd = createAdd; + function createSubtract(left, right) { + return createBinary(left, 38 /* MinusToken */, right); + } + ts.createSubtract = createSubtract; + function createPostfixIncrement(operand) { + return createPostfix(operand, 43 /* PlusPlusToken */); + } + ts.createPostfixIncrement = createPostfixIncrement; + function createLogicalAnd(left, right) { + return createBinary(left, 53 /* AmpersandAmpersandToken */, right); + } + ts.createLogicalAnd = createLogicalAnd; + function createLogicalOr(left, right) { + return createBinary(left, 54 /* BarBarToken */, right); + } + ts.createLogicalOr = createLogicalOr; + function createLogicalNot(operand) { + return createPrefix(51 /* ExclamationToken */, operand); + } + ts.createLogicalNot = createLogicalNot; + function createVoidZero() { + return createVoid(createLiteral(0)); + } + ts.createVoidZero = createVoidZero; + function createExportDefault(expression) { + return createExportAssignment(/*decorators*/ undefined, /*modifiers*/ undefined, /*isExportEquals*/ false, expression); + } + ts.createExportDefault = createExportDefault; + function createExternalModuleExport(exportName) { + return createExportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, createNamedExports([createExportSpecifier(/*propertyName*/ undefined, exportName)])); + } + ts.createExternalModuleExport = createExternalModuleExport; + function asName(name) { + return ts.isString(name) ? createIdentifier(name) : name; + } + function asExpression(value) { + return ts.isString(value) || typeof value === "number" ? createLiteral(value) : value; + } + function asNodeArray(array) { + return array ? createNodeArray(array) : undefined; + } + function asToken(value) { + return typeof value === "number" ? createToken(value) : value; + } + /** + * Clears any EmitNode entries from parse-tree nodes. + * @param sourceFile A source file. + */ + function disposeEmitNodes(sourceFile) { + // During transformation we may need to annotate a parse tree node with transient + // transformation properties. As parse tree nodes live longer than transformation + // nodes, we need to make sure we reclaim any memory allocated for custom ranges + // from these nodes to ensure we do not hold onto entire subtrees just for position + // information. We also need to reset these nodes to a pre-transformation state + // for incremental parsing scenarios so that we do not impact later emit. + sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile)); + var emitNode = sourceFile && sourceFile.emitNode; + var annotatedNodes = emitNode && emitNode.annotatedNodes; + if (annotatedNodes) { + for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) { + var node = annotatedNodes_1[_i]; + node.emitNode = undefined; + } + } + } + ts.disposeEmitNodes = disposeEmitNodes; + /** + * Associates a node with the current transformation, initializing + * various transient transformation properties. + */ + /* @internal */ + function getOrCreateEmitNode(node) { + if (!node.emitNode) { + if (ts.isParseTreeNode(node)) { + // To avoid holding onto transformation artifacts, we keep track of any + // parse tree node we are annotating. This allows us to clean them up after + // all transformations have completed. + if (node.kind === 265 /* SourceFile */) { + return node.emitNode = { annotatedNodes: [node] }; + } + var sourceFile = ts.getSourceFileOfNode(node); + getOrCreateEmitNode(sourceFile).annotatedNodes.push(node); + } + node.emitNode = {}; + } + return node.emitNode; + } + ts.getOrCreateEmitNode = getOrCreateEmitNode; + function setTextRange(range, location) { + if (location) { + range.pos = location.pos; + range.end = location.end; + } + return range; + } + ts.setTextRange = setTextRange; + /** + * Sets flags that control emit behavior of a node. + */ + function setEmitFlags(node, emitFlags) { + getOrCreateEmitNode(node).flags = emitFlags; + return node; + } + ts.setEmitFlags = setEmitFlags; + /** + * Sets flags that control emit behavior of a node. + */ + /* @internal */ + function addEmitFlags(node, emitFlags) { + var emitNode = getOrCreateEmitNode(node); + emitNode.flags = emitNode.flags | emitFlags; + return node; + } + ts.addEmitFlags = addEmitFlags; + /** + * Gets a custom text range to use when emitting source maps. + */ + function getSourceMapRange(node) { + var emitNode = node.emitNode; + return (emitNode && emitNode.sourceMapRange) || node; + } + ts.getSourceMapRange = getSourceMapRange; + /** + * Sets a custom text range to use when emitting source maps. + */ + function setSourceMapRange(node, range) { + getOrCreateEmitNode(node).sourceMapRange = range; + return node; + } + ts.setSourceMapRange = setSourceMapRange; + var SourceMapSource; + /** + * Create an external source map source file reference + */ + function createSourceMapSource(fileName, text, skipTrivia) { + return new (SourceMapSource || (SourceMapSource = ts.objectAllocator.getSourceMapSourceConstructor()))(fileName, text, skipTrivia); + } + ts.createSourceMapSource = createSourceMapSource; + /** + * Gets the TextRange to use for source maps for a token of a node. + */ + function getTokenSourceMapRange(node, token) { + var emitNode = node.emitNode; + var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges; + return tokenSourceMapRanges && tokenSourceMapRanges[token]; + } + ts.getTokenSourceMapRange = getTokenSourceMapRange; + /** + * Sets the TextRange to use for source maps for a token of a node. + */ + function setTokenSourceMapRange(node, token, range) { + var emitNode = getOrCreateEmitNode(node); + var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = []); + tokenSourceMapRanges[token] = range; + return node; + } + ts.setTokenSourceMapRange = setTokenSourceMapRange; + /** + * Gets a custom text range to use when emitting comments. + */ + function getCommentRange(node) { + var emitNode = node.emitNode; + return (emitNode && emitNode.commentRange) || node; + } + ts.getCommentRange = getCommentRange; + /** + * Sets a custom text range to use when emitting comments. + */ + function setCommentRange(node, range) { + getOrCreateEmitNode(node).commentRange = range; + return node; + } + ts.setCommentRange = setCommentRange; + function getSyntheticLeadingComments(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.leadingComments; + } + ts.getSyntheticLeadingComments = getSyntheticLeadingComments; + function setSyntheticLeadingComments(node, comments) { + getOrCreateEmitNode(node).leadingComments = comments; + return node; + } + ts.setSyntheticLeadingComments = setSyntheticLeadingComments; + function addSyntheticLeadingComment(node, kind, text, hasTrailingNewLine) { + return setSyntheticLeadingComments(node, ts.append(getSyntheticLeadingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text })); + } + ts.addSyntheticLeadingComment = addSyntheticLeadingComment; + function getSyntheticTrailingComments(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.trailingComments; + } + ts.getSyntheticTrailingComments = getSyntheticTrailingComments; + function setSyntheticTrailingComments(node, comments) { + getOrCreateEmitNode(node).trailingComments = comments; + return node; + } + ts.setSyntheticTrailingComments = setSyntheticTrailingComments; + function addSyntheticTrailingComment(node, kind, text, hasTrailingNewLine) { + return setSyntheticTrailingComments(node, ts.append(getSyntheticTrailingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text })); + } + ts.addSyntheticTrailingComment = addSyntheticTrailingComment; + /** + * Gets the constant value to emit for an expression. + */ + function getConstantValue(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.constantValue; + } + ts.getConstantValue = getConstantValue; + /** + * Sets the constant value to emit for an expression. + */ + function setConstantValue(node, value) { + var emitNode = getOrCreateEmitNode(node); + emitNode.constantValue = value; + return node; + } + ts.setConstantValue = setConstantValue; + /** + * Adds an EmitHelper to a node. + */ + function addEmitHelper(node, helper) { + var emitNode = getOrCreateEmitNode(node); + emitNode.helpers = ts.append(emitNode.helpers, helper); + return node; + } + ts.addEmitHelper = addEmitHelper; + /** + * Add EmitHelpers to a node. + */ + function addEmitHelpers(node, helpers) { + if (ts.some(helpers)) { + var emitNode = getOrCreateEmitNode(node); + for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) { + var helper = helpers_1[_i]; + emitNode.helpers = ts.appendIfUnique(emitNode.helpers, helper); + } + } + return node; + } + ts.addEmitHelpers = addEmitHelpers; + /** + * Removes an EmitHelper from a node. + */ + function removeEmitHelper(node, helper) { + var emitNode = node.emitNode; + if (emitNode) { + var helpers = emitNode.helpers; + if (helpers) { + return ts.orderedRemoveItem(helpers, helper); } - // Setup global builtins - addToSymbolTable(globals, builtinGlobals, ts.Diagnostics.Declaration_name_conflicts_with_built_in_global_identifier_0); - getSymbolLinks(undefinedSymbol).type = undefinedWideningType; - getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments"); - getSymbolLinks(unknownSymbol).type = unknownType; - // Initialize special types - globalArrayType = getGlobalType("Array", /*arity*/ 1); - globalObjectType = getGlobalType("Object"); - globalFunctionType = getGlobalType("Function"); - globalStringType = getGlobalType("String"); - globalNumberType = getGlobalType("Number"); - globalBooleanType = getGlobalType("Boolean"); - globalRegExpType = getGlobalType("RegExp"); - jsxElementType = getExportedTypeFromNamespace("JSX", JsxNames.Element); - getGlobalClassDecoratorType = ts.memoize(function () { return getGlobalType("ClassDecorator"); }); - getGlobalPropertyDecoratorType = ts.memoize(function () { return getGlobalType("PropertyDecorator"); }); - getGlobalMethodDecoratorType = ts.memoize(function () { return getGlobalType("MethodDecorator"); }); - getGlobalParameterDecoratorType = ts.memoize(function () { return getGlobalType("ParameterDecorator"); }); - getGlobalTypedPropertyDescriptorType = ts.memoize(function () { return getGlobalType("TypedPropertyDescriptor", /*arity*/ 1); }); - getGlobalESSymbolConstructorSymbol = ts.memoize(function () { return getGlobalValueSymbol("Symbol"); }); - getGlobalPromiseType = ts.memoize(function () { return getGlobalType("Promise", /*arity*/ 1); }); - tryGetGlobalPromiseType = ts.memoize(function () { return getGlobalSymbol("Promise", 793064 /* Type */, /*diagnostic*/ undefined) && getGlobalPromiseType(); }); - getGlobalPromiseLikeType = ts.memoize(function () { return getGlobalType("PromiseLike", /*arity*/ 1); }); - getInstantiatedGlobalPromiseLikeType = ts.memoize(createInstantiatedPromiseLikeType); - getGlobalPromiseConstructorSymbol = ts.memoize(function () { return getGlobalValueSymbol("Promise"); }); - tryGetGlobalPromiseConstructorSymbol = ts.memoize(function () { return getGlobalSymbol("Promise", 107455 /* Value */, /*diagnostic*/ undefined) && getGlobalPromiseConstructorSymbol(); }); - getGlobalPromiseConstructorLikeType = ts.memoize(function () { return getGlobalType("PromiseConstructorLike"); }); - getGlobalThenableType = ts.memoize(createThenableType); - getGlobalTemplateStringsArrayType = ts.memoize(function () { return getGlobalType("TemplateStringsArray"); }); - if (languageVersion >= 2 /* ES2015 */) { - getGlobalESSymbolType = ts.memoize(function () { return getGlobalType("Symbol"); }); - getGlobalIterableType = ts.memoize(function () { return getGlobalType("Iterable", /*arity*/ 1); }); - getGlobalIteratorType = ts.memoize(function () { return getGlobalType("Iterator", /*arity*/ 1); }); - getGlobalIterableIteratorType = ts.memoize(function () { return getGlobalType("IterableIterator", /*arity*/ 1); }); + } + return false; + } + ts.removeEmitHelper = removeEmitHelper; + /** + * Gets the EmitHelpers of a node. + */ + function getEmitHelpers(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.helpers; + } + ts.getEmitHelpers = getEmitHelpers; + /** + * Moves matching emit helpers from a source node to a target node. + */ + function moveEmitHelpers(source, target, predicate) { + var sourceEmitNode = source.emitNode; + var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers; + if (!ts.some(sourceEmitHelpers)) + return; + var targetEmitNode = getOrCreateEmitNode(target); + var helpersRemoved = 0; + for (var i = 0; i < sourceEmitHelpers.length; i++) { + var helper = sourceEmitHelpers[i]; + if (predicate(helper)) { + helpersRemoved++; + targetEmitNode.helpers = ts.appendIfUnique(targetEmitNode.helpers, helper); } - else { - getGlobalESSymbolType = ts.memoize(function () { return emptyObjectType; }); - getGlobalIterableType = ts.memoize(function () { return emptyGenericType; }); - getGlobalIteratorType = ts.memoize(function () { return emptyGenericType; }); - getGlobalIterableIteratorType = ts.memoize(function () { return emptyGenericType; }); + else if (helpersRemoved > 0) { + sourceEmitHelpers[i - helpersRemoved] = helper; } - anyArrayType = createArrayType(anyType); - autoArrayType = createArrayType(autoType); - var symbol = getGlobalSymbol("ReadonlyArray", 793064 /* Type */, /*diagnostic*/ undefined); - globalReadonlyArrayType = symbol && getTypeOfGlobalSymbol(symbol, /*arity*/ 1); - anyReadonlyArrayType = globalReadonlyArrayType ? createTypeFromGenericGlobalType(globalReadonlyArrayType, [anyType]) : anyArrayType; } - function checkExternalEmitHelpers(location, helpers) { - if ((requestedExternalEmitHelpers & helpers) !== helpers && compilerOptions.importHelpers) { - var sourceFile = ts.getSourceFileOfNode(location); - if (ts.isEffectiveExternalModule(sourceFile, compilerOptions)) { - var helpersModule = resolveHelpersModule(sourceFile, location); - if (helpersModule !== unknownSymbol) { - var uncheckedHelpers = helpers & ~requestedExternalEmitHelpers; - for (var helper = 1 /* FirstEmitHelper */; helper <= 128 /* LastEmitHelper */; helper <<= 1) { - if (uncheckedHelpers & helper) { - var name_27 = getHelperName(helper); - var symbol = getSymbol(helpersModule.exports, ts.escapeIdentifier(name_27), 107455 /* Value */); - if (!symbol) { - error(location, ts.Diagnostics.This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1, ts.externalHelpersModuleNameText, name_27); - } - } - } - } - requestedExternalEmitHelpers |= helpers; - } - } + if (helpersRemoved > 0) { + sourceEmitHelpers.length -= helpersRemoved; } - function getHelperName(helper) { - switch (helper) { - case 1 /* Extends */: return "__extends"; - case 2 /* Assign */: return "__assign"; - case 4 /* Rest */: return "__rest"; - case 8 /* Decorate */: return "__decorate"; - case 16 /* Metadata */: return "__metadata"; - case 32 /* Param */: return "__param"; - case 64 /* Awaiter */: return "__awaiter"; - case 128 /* Generator */: return "__generator"; - } + } + ts.moveEmitHelpers = moveEmitHelpers; + /* @internal */ + function compareEmitHelpers(x, y) { + if (x === y) + return 0 /* EqualTo */; + if (x.priority === y.priority) + return 0 /* EqualTo */; + if (x.priority === undefined) + return 1 /* GreaterThan */; + if (y.priority === undefined) + return -1 /* LessThan */; + return ts.compareValues(x.priority, y.priority); + } + ts.compareEmitHelpers = compareEmitHelpers; + function setOriginalNode(node, original) { + node.original = original; + if (original) { + var emitNode = original.emitNode; + if (emitNode) + node.emitNode = mergeEmitNode(emitNode, node.emitNode); } - function resolveHelpersModule(node, errorNode) { - if (!externalHelpersModule) { - externalHelpersModule = resolveExternalModule(node, ts.externalHelpersModuleNameText, ts.Diagnostics.This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found, errorNode) || unknownSymbol; - } - return externalHelpersModule; + return node; + } + ts.setOriginalNode = setOriginalNode; + function mergeEmitNode(sourceEmitNode, destEmitNode) { + var flags = sourceEmitNode.flags, leadingComments = sourceEmitNode.leadingComments, trailingComments = sourceEmitNode.trailingComments, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers; + if (!destEmitNode) + destEmitNode = {}; + // We are using `.slice()` here in case `destEmitNode.leadingComments` is pushed to later. + if (leadingComments) + destEmitNode.leadingComments = ts.addRange(leadingComments.slice(), destEmitNode.leadingComments); + if (trailingComments) + destEmitNode.trailingComments = ts.addRange(trailingComments.slice(), destEmitNode.trailingComments); + if (flags) + destEmitNode.flags = flags; + if (commentRange) + destEmitNode.commentRange = commentRange; + if (sourceMapRange) + destEmitNode.sourceMapRange = sourceMapRange; + if (tokenSourceMapRanges) + destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges); + if (constantValue !== undefined) + destEmitNode.constantValue = constantValue; + if (helpers) + destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers); + return destEmitNode; + } + function mergeTokenSourceMapRanges(sourceRanges, destRanges) { + if (!destRanges) + destRanges = []; + for (var key in sourceRanges) { + destRanges[key] = sourceRanges[key]; } - function createInstantiatedPromiseLikeType() { - var promiseLikeType = getGlobalPromiseLikeType(); - if (promiseLikeType !== emptyGenericType) { - return createTypeReference(promiseLikeType, [anyType]); - } - return emptyObjectType; + return destRanges; + } +})(ts || (ts = {})); +/* @internal */ +(function (ts) { + ts.nullTransformationContext = { + enableEmitNotification: ts.noop, + enableSubstitution: ts.noop, + endLexicalEnvironment: function () { return undefined; }, + getCompilerOptions: ts.notImplemented, + getEmitHost: ts.notImplemented, + getEmitResolver: ts.notImplemented, + hoistFunctionDeclaration: ts.noop, + hoistVariableDeclaration: ts.noop, + isEmitNotificationEnabled: ts.notImplemented, + isSubstitutionEnabled: ts.notImplemented, + onEmitNode: ts.noop, + onSubstituteNode: ts.notImplemented, + readEmitHelpers: ts.notImplemented, + requestEmitHelper: ts.noop, + resumeLexicalEnvironment: ts.noop, + startLexicalEnvironment: ts.noop, + suspendLexicalEnvironment: ts.noop + }; + function createTypeCheck(value, tag) { + return tag === "undefined" + ? ts.createStrictEquality(value, ts.createVoidZero()) + : ts.createStrictEquality(ts.createTypeOf(value), ts.createLiteral(tag)); + } + ts.createTypeCheck = createTypeCheck; + function createMemberAccessForPropertyName(target, memberName, location) { + if (ts.isComputedPropertyName(memberName)) { + return ts.setTextRange(ts.createElementAccess(target, memberName.expression), location); } - function createThenableType() { - // build the thenable type that is used to verify against a non-promise "thenable" operand to `await`. - var thenPropertySymbol = createSymbol(67108864 /* Transient */ | 4 /* Property */, "then"); - getSymbolLinks(thenPropertySymbol).type = globalFunctionType; - var thenableType = createObjectType(16 /* Anonymous */); - thenableType.properties = [thenPropertySymbol]; - thenableType.members = createSymbolTable(thenableType.properties); - thenableType.callSignatures = []; - thenableType.constructSignatures = []; - return thenableType; + else { + var expression = ts.setTextRange(ts.isIdentifier(memberName) + ? ts.createPropertyAccess(target, memberName) + : ts.createElementAccess(target, memberName), memberName); + ts.getOrCreateEmitNode(expression).flags |= 64 /* NoNestedSourceMaps */; + return expression; } - // GRAMMAR CHECKING - function checkGrammarDecorators(node) { - if (!node.decorators) { - return false; - } - if (!ts.nodeCanBeDecorated(node)) { - if (node.kind === 149 /* MethodDeclaration */ && !ts.nodeIsPresent(node.body)) { - return grammarErrorOnFirstToken(node, ts.Diagnostics.A_decorator_can_only_decorate_a_method_implementation_not_an_overload); - } - else { - return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_are_not_valid_here); - } - } - else if (node.kind === 151 /* GetAccessor */ || node.kind === 152 /* SetAccessor */) { - var accessors = ts.getAllAccessorDeclarations(node.parent.members, node); - if (accessors.firstAccessor.decorators && node === accessors.secondAccessor) { - return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name); - } - } - return false; + } + ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName; + function createFunctionCall(func, thisArg, argumentsList, location) { + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "call"), + /*typeArguments*/ undefined, [ + thisArg + ].concat(argumentsList)), location); + } + ts.createFunctionCall = createFunctionCall; + function createFunctionApply(func, thisArg, argumentsExpression, location) { + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "apply"), + /*typeArguments*/ undefined, [ + thisArg, + argumentsExpression + ]), location); + } + ts.createFunctionApply = createFunctionApply; + function createArraySlice(array, start) { + var argumentsList = []; + if (start !== undefined) { + argumentsList.push(typeof start === "number" ? ts.createLiteral(start) : start); } - function checkGrammarModifiers(node) { - var quickResult = reportObviousModifierErrors(node); - if (quickResult !== undefined) { - return quickResult; - } - var lastStatic, lastPrivate, lastProtected, lastDeclare, lastAsync, lastReadonly; - var flags = 0 /* None */; - for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) { - var modifier = _a[_i]; - if (modifier.kind !== 130 /* ReadonlyKeyword */) { - if (node.kind === 146 /* PropertySignature */ || node.kind === 148 /* MethodSignature */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_type_member, ts.tokenToString(modifier.kind)); - } - if (node.kind === 155 /* IndexSignature */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_an_index_signature, ts.tokenToString(modifier.kind)); - } - } - switch (modifier.kind) { - case 75 /* ConstKeyword */: - if (node.kind !== 229 /* EnumDeclaration */ && node.parent.kind === 226 /* ClassDeclaration */) { - return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(75 /* ConstKeyword */)); - } - break; - case 113 /* PublicKeyword */: - case 112 /* ProtectedKeyword */: - case 111 /* PrivateKeyword */: - var text = visibilityToString(ts.modifierToFlag(modifier.kind)); - if (modifier.kind === 112 /* ProtectedKeyword */) { - lastProtected = modifier; - } - else if (modifier.kind === 111 /* PrivateKeyword */) { - lastPrivate = modifier; - } - if (flags & 28 /* AccessibilityModifier */) { - return grammarErrorOnNode(modifier, ts.Diagnostics.Accessibility_modifier_already_seen); - } - else if (flags & 32 /* Static */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "static"); - } - else if (flags & 64 /* Readonly */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "readonly"); - } - else if (flags & 256 /* Async */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "async"); - } - else if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, text); - } - else if (flags & 128 /* Abstract */) { - if (modifier.kind === 111 /* PrivateKeyword */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, text, "abstract"); - } - else { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "abstract"); - } - } - flags |= ts.modifierToFlag(modifier.kind); - break; - case 114 /* StaticKeyword */: - if (flags & 32 /* Static */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "static"); - } - else if (flags & 64 /* Readonly */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "readonly"); - } - else if (flags & 256 /* Async */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "async"); - } - else if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, "static"); - } - else if (node.kind === 144 /* Parameter */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "static"); - } - else if (flags & 128 /* Abstract */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract"); - } - flags |= 32 /* Static */; - lastStatic = modifier; - break; - case 130 /* ReadonlyKeyword */: - if (flags & 64 /* Readonly */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "readonly"); - } - else if (node.kind !== 147 /* PropertyDeclaration */ && node.kind !== 146 /* PropertySignature */ && node.kind !== 155 /* IndexSignature */ && node.kind !== 144 /* Parameter */) { - // If node.kind === SyntaxKind.Parameter, checkParameter report an error if it's not a parameter property. - return grammarErrorOnNode(modifier, ts.Diagnostics.readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature); - } - flags |= 64 /* Readonly */; - lastReadonly = modifier; - break; - case 83 /* ExportKeyword */: - if (flags & 1 /* Export */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "export"); - } - else if (flags & 2 /* Ambient */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "declare"); - } - else if (flags & 128 /* Abstract */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "abstract"); - } - else if (flags & 256 /* Async */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "async"); - } - else if (node.parent.kind === 226 /* ClassDeclaration */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "export"); - } - else if (node.kind === 144 /* Parameter */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export"); - } - flags |= 1 /* Export */; - break; - case 123 /* DeclareKeyword */: - if (flags & 2 /* Ambient */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "declare"); - } - else if (flags & 256 /* Async */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); - } - else if (node.parent.kind === 226 /* ClassDeclaration */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "declare"); - } - else if (node.kind === 144 /* Parameter */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare"); - } - else if (ts.isInAmbientContext(node.parent) && node.parent.kind === 231 /* ModuleBlock */) { - return grammarErrorOnNode(modifier, ts.Diagnostics.A_declare_modifier_cannot_be_used_in_an_already_ambient_context); - } - flags |= 2 /* Ambient */; - lastDeclare = modifier; - break; - case 116 /* AbstractKeyword */: - if (flags & 128 /* Abstract */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "abstract"); - } - if (node.kind !== 226 /* ClassDeclaration */) { - if (node.kind !== 149 /* MethodDeclaration */ && - node.kind !== 147 /* PropertyDeclaration */ && - node.kind !== 151 /* GetAccessor */ && - node.kind !== 152 /* SetAccessor */) { - return grammarErrorOnNode(modifier, ts.Diagnostics.abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration); - } - if (!(node.parent.kind === 226 /* ClassDeclaration */ && ts.getModifierFlags(node.parent) & 128 /* Abstract */)) { - return grammarErrorOnNode(modifier, ts.Diagnostics.Abstract_methods_can_only_appear_within_an_abstract_class); - } - if (flags & 32 /* Static */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "static", "abstract"); - } - if (flags & 8 /* Private */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, "private", "abstract"); - } - } - flags |= 128 /* Abstract */; - break; - case 119 /* AsyncKeyword */: - if (flags & 256 /* Async */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "async"); - } - else if (flags & 2 /* Ambient */ || ts.isInAmbientContext(node.parent)) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); - } - else if (node.kind === 144 /* Parameter */) { - return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "async"); - } - flags |= 256 /* Async */; - lastAsync = modifier; - break; - } + return ts.createCall(ts.createPropertyAccess(array, "slice"), /*typeArguments*/ undefined, argumentsList); + } + ts.createArraySlice = createArraySlice; + function createArrayConcat(array, values) { + return ts.createCall(ts.createPropertyAccess(array, "concat"), + /*typeArguments*/ undefined, values); + } + ts.createArrayConcat = createArrayConcat; + function createMathPow(left, right, location) { + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Math"), "pow"), + /*typeArguments*/ undefined, [left, right]), location); + } + ts.createMathPow = createMathPow; + function createReactNamespace(reactNamespace, parent) { + // To ensure the emit resolver can properly resolve the namespace, we need to + // treat this identifier as if it were a source tree node by clearing the `Synthesized` + // flag and setting a parent node. + var react = ts.createIdentifier(reactNamespace || "React"); + react.flags &= ~8 /* Synthesized */; + // Set the parent that is in parse tree + // this makes sure that parent chain is intact for checker to traverse complete scope tree + react.parent = ts.getParseTreeNode(parent); + return react; + } + function createJsxFactoryExpressionFromEntityName(jsxFactory, parent) { + if (ts.isQualifiedName(jsxFactory)) { + var left = createJsxFactoryExpressionFromEntityName(jsxFactory.left, parent); + var right = ts.createIdentifier(ts.idText(jsxFactory.right)); + right.escapedText = jsxFactory.right.escapedText; + return ts.createPropertyAccess(left, right); + } + else { + return createReactNamespace(ts.idText(jsxFactory), parent); + } + } + function createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parent) { + return jsxFactoryEntity ? + createJsxFactoryExpressionFromEntityName(jsxFactoryEntity, parent) : + ts.createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement"); + } + function createExpressionForJsxElement(jsxFactoryEntity, reactNamespace, tagName, props, children, parentElement, location) { + var argumentsList = [tagName]; + if (props) { + argumentsList.push(props); + } + if (children && children.length > 0) { + if (!props) { + argumentsList.push(ts.createNull()); } - if (node.kind === 150 /* Constructor */) { - if (flags & 32 /* Static */) { - return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "static"); - } - if (flags & 128 /* Abstract */) { - return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "abstract"); - } - else if (flags & 256 /* Async */) { - return grammarErrorOnNode(lastAsync, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "async"); - } - else if (flags & 64 /* Readonly */) { - return grammarErrorOnNode(lastReadonly, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "readonly"); + if (children.length > 1) { + for (var _i = 0, children_1 = children; _i < children_1.length; _i++) { + var child = children_1[_i]; + child.startsOnNewLine = true; + argumentsList.push(child); } - return; - } - else if ((node.kind === 235 /* ImportDeclaration */ || node.kind === 234 /* ImportEqualsDeclaration */) && flags & 2 /* Ambient */) { - return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_0_modifier_cannot_be_used_with_an_import_declaration, "declare"); } - else if (node.kind === 144 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && ts.isBindingPattern(node.name)) { - return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_may_not_be_declared_using_a_binding_pattern); - } - else if (node.kind === 144 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && node.dotDotDotToken) { - return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_cannot_be_declared_using_a_rest_parameter); - } - if (flags & 256 /* Async */) { - return checkGrammarAsyncModifier(node, lastAsync); + else { + argumentsList.push(children[0]); } } - /** - * true | false: Early return this value from checkGrammarModifiers. - * undefined: Need to do full checking on the modifiers. - */ - function reportObviousModifierErrors(node) { - return !node.modifiers - ? false - : shouldReportBadModifier(node) - ? grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here) - : undefined; + return ts.setTextRange(ts.createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), + /*typeArguments*/ undefined, argumentsList), location); + } + ts.createExpressionForJsxElement = createExpressionForJsxElement; + // Helpers + function getHelperName(name) { + return ts.setEmitFlags(ts.createIdentifier(name), 4096 /* HelperName */ | 2 /* AdviseOnEmitNode */); + } + ts.getHelperName = getHelperName; + var valuesHelper = { + name: "typescript:values", + scoped: false, + text: "\n var __values = (this && this.__values) || function (o) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator], i = 0;\n if (m) return m.call(o);\n return {\n next: function () {\n if (o && i >= o.length) o = void 0;\n return { value: o && o[i++], done: !o };\n }\n };\n };\n " + }; + function createValuesHelper(context, expression, location) { + context.requestEmitHelper(valuesHelper); + return ts.setTextRange(ts.createCall(getHelperName("__values"), + /*typeArguments*/ undefined, [expression]), location); + } + ts.createValuesHelper = createValuesHelper; + var readHelper = { + name: "typescript:read", + scoped: false, + text: "\n var __read = (this && this.__read) || function (o, n) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator];\n if (!m) return o;\n var i = m.call(o), r, ar = [], e;\n try {\n while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\n }\n catch (error) { e = { error: error }; }\n finally {\n try {\n if (r && !r.done && (m = i[\"return\"])) m.call(i);\n }\n finally { if (e) throw e.error; }\n }\n return ar;\n };\n " + }; + function createReadHelper(context, iteratorRecord, count, location) { + context.requestEmitHelper(readHelper); + return ts.setTextRange(ts.createCall(getHelperName("__read"), + /*typeArguments*/ undefined, count !== undefined + ? [iteratorRecord, ts.createLiteral(count)] + : [iteratorRecord]), location); + } + ts.createReadHelper = createReadHelper; + var spreadHelper = { + name: "typescript:spread", + scoped: false, + text: "\n var __spread = (this && this.__spread) || function () {\n for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));\n return ar;\n };" + }; + function createSpreadHelper(context, argumentList, location) { + context.requestEmitHelper(readHelper); + context.requestEmitHelper(spreadHelper); + return ts.setTextRange(ts.createCall(getHelperName("__spread"), + /*typeArguments*/ undefined, argumentList), location); + } + ts.createSpreadHelper = createSpreadHelper; + // Utilities + function createForOfBindingStatement(node, boundValue) { + if (ts.isVariableDeclarationList(node)) { + var firstDeclaration = ts.firstOrUndefined(node.declarations); + var updatedDeclaration = ts.updateVariableDeclaration(firstDeclaration, firstDeclaration.name, + /*typeNode*/ undefined, boundValue); + return ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.updateVariableDeclarationList(node, [updatedDeclaration])), + /*location*/ node); } - function shouldReportBadModifier(node) { - switch (node.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 150 /* Constructor */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 155 /* IndexSignature */: - case 230 /* ModuleDeclaration */: - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: - case 240 /* ExportAssignment */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 144 /* Parameter */: - return false; - default: - if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { - return false; - } - switch (node.kind) { - case 225 /* FunctionDeclaration */: - return nodeHasAnyModifiersExcept(node, 119 /* AsyncKeyword */); - case 226 /* ClassDeclaration */: - return nodeHasAnyModifiersExcept(node, 116 /* AbstractKeyword */); - case 227 /* InterfaceDeclaration */: - case 205 /* VariableStatement */: - case 228 /* TypeAliasDeclaration */: - return true; - case 229 /* EnumDeclaration */: - return nodeHasAnyModifiersExcept(node, 75 /* ConstKeyword */); - default: - ts.Debug.fail(); - return false; - } - } + else { + var updatedExpression = ts.setTextRange(ts.createAssignment(node, boundValue), /*location*/ node); + return ts.setTextRange(ts.createStatement(updatedExpression), /*location*/ node); } - function nodeHasAnyModifiersExcept(node, allowedModifier) { - return node.modifiers.length > 1 || node.modifiers[0].kind !== allowedModifier; + } + ts.createForOfBindingStatement = createForOfBindingStatement; + function insertLeadingStatement(dest, source) { + if (ts.isBlock(dest)) { + return ts.updateBlock(dest, ts.setTextRange(ts.createNodeArray([source].concat(dest.statements)), dest.statements)); } - function checkGrammarAsyncModifier(node, asyncModifier) { - switch (node.kind) { - case 149 /* MethodDeclaration */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - if (!node.asteriskToken) { - return false; - } - break; - } - return grammarErrorOnNode(asyncModifier, ts.Diagnostics._0_modifier_cannot_be_used_here, "async"); + else { + return ts.createBlock(ts.createNodeArray([dest, source]), /*multiLine*/ true); } - function checkGrammarForDisallowedTrailingComma(list) { - if (list && list.hasTrailingComma) { - var start = list.end - ",".length; - var end = list.end; - var sourceFile = ts.getSourceFileOfNode(list[0]); - return grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.Trailing_comma_not_allowed); - } + } + ts.insertLeadingStatement = insertLeadingStatement; + function restoreEnclosingLabel(node, outermostLabeledStatement, afterRestoreLabelCallback) { + if (!outermostLabeledStatement) { + return node; } - function checkGrammarTypeParameterList(typeParameters, file) { - if (checkGrammarForDisallowedTrailingComma(typeParameters)) { + var updated = ts.updateLabel(outermostLabeledStatement, outermostLabeledStatement.label, outermostLabeledStatement.statement.kind === 222 /* LabeledStatement */ + ? restoreEnclosingLabel(node, outermostLabeledStatement.statement) + : node); + if (afterRestoreLabelCallback) { + afterRestoreLabelCallback(outermostLabeledStatement); + } + return updated; + } + ts.restoreEnclosingLabel = restoreEnclosingLabel; + function shouldBeCapturedInTempVariable(node, cacheIdentifiers) { + var target = skipParentheses(node); + switch (target.kind) { + case 71 /* Identifier */: + return cacheIdentifiers; + case 99 /* ThisKeyword */: + case 8 /* NumericLiteral */: + case 9 /* StringLiteral */: + return false; + case 177 /* ArrayLiteralExpression */: + var elements = target.elements; + if (elements.length === 0) { + return false; + } + return true; + case 178 /* ObjectLiteralExpression */: + return target.properties.length > 0; + default: return true; - } - if (typeParameters && typeParameters.length === 0) { - var start = typeParameters.pos - "<".length; - var end = ts.skipTrivia(file.text, typeParameters.end) + ">".length; - return grammarErrorAtPos(file, start, end - start, ts.Diagnostics.Type_parameter_list_cannot_be_empty); - } } - function checkGrammarParameterList(parameters) { - var seenOptionalParameter = false; - var parameterCount = parameters.length; - for (var i = 0; i < parameterCount; i++) { - var parameter = parameters[i]; - if (parameter.dotDotDotToken) { - if (i !== (parameterCount - 1)) { - return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_rest_parameter_must_be_last_in_a_parameter_list); - } - if (ts.isBindingPattern(parameter.name)) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern); - } - if (parameter.questionToken) { - return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_rest_parameter_cannot_be_optional); + } + function createCallBinding(expression, recordTempVariable, languageVersion, cacheIdentifiers) { + var callee = skipOuterExpressions(expression, 7 /* All */); + var thisArg; + var target; + if (ts.isSuperProperty(callee)) { + thisArg = ts.createThis(); + target = callee; + } + else if (callee.kind === 97 /* SuperKeyword */) { + thisArg = ts.createThis(); + target = languageVersion < 2 /* ES2015 */ + ? ts.setTextRange(ts.createIdentifier("_super"), callee) + : callee; + } + else if (ts.getEmitFlags(callee) & 4096 /* HelperName */) { + thisArg = ts.createVoidZero(); + target = parenthesizeForAccess(callee); + } + else { + switch (callee.kind) { + case 179 /* PropertyAccessExpression */: { + if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { + // for `a.b()` target is `(_a = a).b` and thisArg is `_a` + thisArg = ts.createTempVariable(recordTempVariable); + target = ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.name); + ts.setTextRange(target, callee); } - if (parameter.initializer) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_rest_parameter_cannot_have_an_initializer); + else { + thisArg = callee.expression; + target = callee; } + break; } - else if (parameter.questionToken) { - seenOptionalParameter = true; - if (parameter.initializer) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.Parameter_cannot_have_question_mark_and_initializer); + case 180 /* ElementAccessExpression */: { + if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { + // for `a[b]()` target is `(_a = a)[b]` and thisArg is `_a` + thisArg = ts.createTempVariable(recordTempVariable); + target = ts.createElementAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.argumentExpression); + ts.setTextRange(target, callee); } + else { + thisArg = callee.expression; + target = callee; + } + break; } - else if (seenOptionalParameter && !parameter.initializer) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.A_required_parameter_cannot_follow_an_optional_parameter); + default: { + // for `a()` target is `a` and thisArg is `void 0` + thisArg = ts.createVoidZero(); + target = parenthesizeForAccess(expression); + break; } } } - function checkGrammarFunctionLikeDeclaration(node) { - // Prevent cascading error by short-circuit - var file = ts.getSourceFileOfNode(node); - return checkGrammarDecorators(node) || checkGrammarModifiers(node) || checkGrammarTypeParameterList(node.typeParameters, file) || - checkGrammarParameterList(node.parameters) || checkGrammarArrowFunction(node, file); + return { target: target, thisArg: thisArg }; + } + ts.createCallBinding = createCallBinding; + function inlineExpressions(expressions) { + // Avoid deeply nested comma expressions as traversing them during emit can result in "Maximum call + // stack size exceeded" errors. + return expressions.length > 10 + ? ts.createCommaList(expressions) + : ts.reduceLeft(expressions, ts.createComma); + } + ts.inlineExpressions = inlineExpressions; + function createExpressionFromEntityName(node) { + if (ts.isQualifiedName(node)) { + var left = createExpressionFromEntityName(node.left); + var right = ts.getMutableClone(node.right); + return ts.setTextRange(ts.createPropertyAccess(left, right), node); } - function checkGrammarArrowFunction(node, file) { - if (node.kind === 185 /* ArrowFunction */) { - var arrowFunction = node; - var startLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.pos).line; - var endLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.end).line; - if (startLine !== endLine) { - return grammarErrorOnNode(arrowFunction.equalsGreaterThanToken, ts.Diagnostics.Line_terminator_not_permitted_before_arrow); - } - } - return false; + else { + return ts.getMutableClone(node); } - function checkGrammarIndexSignatureParameters(node) { - var parameter = node.parameters[0]; - if (node.parameters.length !== 1) { - if (parameter) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter); - } - else { - return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_exactly_one_parameter); - } - } - if (parameter.dotDotDotToken) { - return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.An_index_signature_cannot_have_a_rest_parameter); - } - if (ts.getModifierFlags(parameter) !== 0) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_accessibility_modifier); - } - if (parameter.questionToken) { - return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.An_index_signature_parameter_cannot_have_a_question_mark); - } - if (parameter.initializer) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_initializer); + } + ts.createExpressionFromEntityName = createExpressionFromEntityName; + function createExpressionForPropertyName(memberName) { + if (ts.isIdentifier(memberName)) { + return ts.createLiteral(memberName); + } + else if (ts.isComputedPropertyName(memberName)) { + return ts.getMutableClone(memberName.expression); + } + else { + return ts.getMutableClone(memberName); + } + } + ts.createExpressionForPropertyName = createExpressionForPropertyName; + function createExpressionForObjectLiteralElementLike(node, property, receiver) { + switch (property.kind) { + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return createExpressionForAccessorDeclaration(node.properties, property, receiver, node.multiLine); + case 261 /* PropertyAssignment */: + return createExpressionForPropertyAssignment(property, receiver); + case 262 /* ShorthandPropertyAssignment */: + return createExpressionForShorthandPropertyAssignment(property, receiver); + case 151 /* MethodDeclaration */: + return createExpressionForMethodDeclaration(property, receiver); + } + } + ts.createExpressionForObjectLiteralElementLike = createExpressionForObjectLiteralElementLike; + function createExpressionForAccessorDeclaration(properties, property, receiver, multiLine) { + var _a = ts.getAllAccessorDeclarations(properties, property), firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; + if (property === firstAccessor) { + var properties_9 = []; + if (getAccessor) { + var getterFunction = ts.createFunctionExpression(getAccessor.modifiers, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, getAccessor.parameters, + /*type*/ undefined, getAccessor.body); + ts.setTextRange(getterFunction, getAccessor); + ts.setOriginalNode(getterFunction, getAccessor); + var getter = ts.createPropertyAssignment("get", getterFunction); + properties_9.push(getter); } - if (!parameter.type) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_must_have_a_type_annotation); + if (setAccessor) { + var setterFunction = ts.createFunctionExpression(setAccessor.modifiers, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, setAccessor.parameters, + /*type*/ undefined, setAccessor.body); + ts.setTextRange(setterFunction, setAccessor); + ts.setOriginalNode(setterFunction, setAccessor); + var setter = ts.createPropertyAssignment("set", setterFunction); + properties_9.push(setter); } - if (parameter.type.kind !== 134 /* StringKeyword */ && parameter.type.kind !== 132 /* NumberKeyword */) { - return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_must_be_string_or_number); + properties_9.push(ts.createPropertyAssignment("enumerable", ts.createTrue())); + properties_9.push(ts.createPropertyAssignment("configurable", ts.createTrue())); + var expression = ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), + /*typeArguments*/ undefined, [ + receiver, + createExpressionForPropertyName(property.name), + ts.createObjectLiteral(properties_9, multiLine) + ]), + /*location*/ firstAccessor); + return ts.aggregateTransformFlags(expression); + } + return undefined; + } + function createExpressionForPropertyAssignment(property, receiver) { + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), property.initializer), property), property)); + } + function createExpressionForShorthandPropertyAssignment(property, receiver) { + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), ts.getSynthesizedClone(property.name)), + /*location*/ property), + /*original*/ property)); + } + function createExpressionForMethodDeclaration(method, receiver) { + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, method.name, /*location*/ method.name), ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression(method.modifiers, method.asteriskToken, + /*name*/ undefined, + /*typeParameters*/ undefined, method.parameters, + /*type*/ undefined, method.body), + /*location*/ method), + /*original*/ method)), + /*location*/ method), + /*original*/ method)); + } + /** + * Gets the internal name of a declaration. This is primarily used for declarations that can be + * referred to by name in the body of an ES5 class function body. An internal name will *never* + * be prefixed with an module or namespace export modifier like "exports." when emitted as an + * expression. An internal name will also *never* be renamed due to a collision with a block + * scoped variable. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getInternalName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps, 16384 /* LocalName */ | 32768 /* InternalName */); + } + ts.getInternalName = getInternalName; + /** + * Gets whether an identifier should only be referred to by its internal name. + */ + function isInternalName(node) { + return (ts.getEmitFlags(node) & 32768 /* InternalName */) !== 0; + } + ts.isInternalName = isInternalName; + /** + * Gets the local name of a declaration. This is primarily used for declarations that can be + * referred to by name in the declaration's immediate scope (classes, enums, namespaces). A + * local name will *never* be prefixed with an module or namespace export modifier like + * "exports." when emitted as an expression. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getLocalName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps, 16384 /* LocalName */); + } + ts.getLocalName = getLocalName; + /** + * Gets whether an identifier should only be referred to by its local name. + */ + function isLocalName(node) { + return (ts.getEmitFlags(node) & 16384 /* LocalName */) !== 0; + } + ts.isLocalName = isLocalName; + /** + * Gets the export name of a declaration. This is primarily used for declarations that can be + * referred to by name in the declaration's immediate scope (classes, enums, namespaces). An + * export name will *always* be prefixed with an module or namespace export modifier like + * `"exports."` when emitted as an expression if the name points to an exported symbol. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getExportName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps, 8192 /* ExportName */); + } + ts.getExportName = getExportName; + /** + * Gets whether an identifier should only be referred to by its export representation if the + * name points to an exported symbol. + */ + function isExportName(node) { + return (ts.getEmitFlags(node) & 8192 /* ExportName */) !== 0; + } + ts.isExportName = isExportName; + /** + * Gets the name of a declaration for use in declarations. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getDeclarationName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps); + } + ts.getDeclarationName = getDeclarationName; + function getName(node, allowComments, allowSourceMaps, emitFlags) { + var nodeName = ts.getNameOfDeclaration(node); + if (nodeName && ts.isIdentifier(nodeName) && !ts.isGeneratedIdentifier(nodeName)) { + var name = ts.getMutableClone(nodeName); + emitFlags |= ts.getEmitFlags(nodeName); + if (!allowSourceMaps) + emitFlags |= 48 /* NoSourceMap */; + if (!allowComments) + emitFlags |= 1536 /* NoComments */; + if (emitFlags) + ts.setEmitFlags(name, emitFlags); + return name; + } + return ts.getGeneratedNameForNode(node); + } + /** + * Gets the exported name of a declaration for use in expressions. + * + * An exported name will *always* be prefixed with an module or namespace export modifier like + * "exports." if the name points to an exported symbol. + * + * @param ns The namespace identifier. + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getExternalModuleOrNamespaceExportName(ns, node, allowComments, allowSourceMaps) { + if (ns && ts.hasModifier(node, 1 /* Export */)) { + return getNamespaceMemberName(ns, getName(node), allowComments, allowSourceMaps); + } + return getExportName(node, allowComments, allowSourceMaps); + } + ts.getExternalModuleOrNamespaceExportName = getExternalModuleOrNamespaceExportName; + /** + * Gets a namespace-qualified name for use in expressions. + * + * @param ns The namespace identifier. + * @param name The name. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) { + var qualifiedName = ts.createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : ts.getSynthesizedClone(name)); + ts.setTextRange(qualifiedName, name); + var emitFlags; + if (!allowSourceMaps) + emitFlags |= 48 /* NoSourceMap */; + if (!allowComments) + emitFlags |= 1536 /* NoComments */; + if (emitFlags) + ts.setEmitFlags(qualifiedName, emitFlags); + return qualifiedName; + } + ts.getNamespaceMemberName = getNamespaceMemberName; + function convertToFunctionBody(node, multiLine) { + return ts.isBlock(node) ? node : ts.setTextRange(ts.createBlock([ts.setTextRange(ts.createReturn(node), node)], multiLine), node); + } + ts.convertToFunctionBody = convertToFunctionBody; + function convertFunctionDeclarationToExpression(node) { + ts.Debug.assert(!!node.body); + var updated = ts.createFunctionExpression(node.modifiers, node.asteriskToken, node.name, node.typeParameters, node.parameters, node.type, node.body); + ts.setOriginalNode(updated, node); + ts.setTextRange(updated, node); + if (node.startsOnNewLine) { + updated.startsOnNewLine = true; + } + ts.aggregateTransformFlags(updated); + return updated; + } + ts.convertFunctionDeclarationToExpression = convertFunctionDeclarationToExpression; + function isUseStrictPrologue(node) { + return ts.isStringLiteral(node.expression) && node.expression.text === "use strict"; + } + /** + * Add any necessary prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + * + * @param target: result statements array + * @param source: origin statements array + * @param ensureUseStrict: boolean determining whether the function need to add prologue-directives + * @param visitor: Optional callback used to visit any custom prologue directives. + */ + function addPrologue(target, source, ensureUseStrict, visitor) { + var offset = addStandardPrologue(target, source, ensureUseStrict); + return addCustomPrologue(target, source, offset, visitor); + } + ts.addPrologue = addPrologue; + /** + * Add just the standard (string-expression) prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + */ + function addStandardPrologue(target, source, ensureUseStrict) { + ts.Debug.assert(target.length === 0, "Prologue directives should be at the first statement in the target statements array"); + var foundUseStrict = false; + var statementOffset = 0; + var numStatements = source.length; + while (statementOffset < numStatements) { + var statement = source[statementOffset]; + if (ts.isPrologueDirective(statement)) { + if (isUseStrictPrologue(statement)) { + foundUseStrict = true; + } + target.push(statement); } - if (!node.type) { - return grammarErrorOnNode(node, ts.Diagnostics.An_index_signature_must_have_a_type_annotation); + else { + break; } + statementOffset++; } - function checkGrammarIndexSignature(node) { - // Prevent cascading error by short-circuit - return checkGrammarDecorators(node) || checkGrammarModifiers(node) || checkGrammarIndexSignatureParameters(node); + if (ensureUseStrict && !foundUseStrict) { + target.push(startOnNewLine(ts.createStatement(ts.createLiteral("use strict")))); } - function checkGrammarForAtLeastOneTypeArgument(node, typeArguments) { - if (typeArguments && typeArguments.length === 0) { - var sourceFile = ts.getSourceFileOfNode(node); - var start = typeArguments.pos - "<".length; - var end = ts.skipTrivia(sourceFile.text, typeArguments.end) + ">".length; - return grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.Type_argument_list_cannot_be_empty); + return statementOffset; + } + ts.addStandardPrologue = addStandardPrologue; + /** + * Add just the custom prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + */ + function addCustomPrologue(target, source, statementOffset, visitor) { + var numStatements = source.length; + while (statementOffset < numStatements) { + var statement = source[statementOffset]; + if (ts.getEmitFlags(statement) & 1048576 /* CustomPrologue */) { + target.push(visitor ? ts.visitNode(statement, visitor, ts.isStatement) : statement); } + else { + break; + } + statementOffset++; } - function checkGrammarTypeArguments(node, typeArguments) { - return checkGrammarForDisallowedTrailingComma(typeArguments) || - checkGrammarForAtLeastOneTypeArgument(node, typeArguments); - } - function checkGrammarForOmittedArgument(node, args) { - if (args) { - var sourceFile = ts.getSourceFileOfNode(node); - for (var _i = 0, args_4 = args; _i < args_4.length; _i++) { - var arg = args_4[_i]; - if (arg.kind === 198 /* OmittedExpression */) { - return grammarErrorAtPos(sourceFile, arg.pos, 0, ts.Diagnostics.Argument_expression_expected); - } + return statementOffset; + } + ts.addCustomPrologue = addCustomPrologue; + function startsWithUseStrict(statements) { + var firstStatement = ts.firstOrUndefined(statements); + return firstStatement !== undefined + && ts.isPrologueDirective(firstStatement) + && isUseStrictPrologue(firstStatement); + } + ts.startsWithUseStrict = startsWithUseStrict; + /** + * Ensures "use strict" directive is added + * + * @param statements An array of statements + */ + function ensureUseStrict(statements) { + var foundUseStrict = false; + for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) { + var statement = statements_3[_i]; + if (ts.isPrologueDirective(statement)) { + if (isUseStrictPrologue(statement)) { + foundUseStrict = true; + break; } } + else { + break; + } } - function checkGrammarArguments(node, args) { - return checkGrammarForOmittedArgument(node, args); + if (!foundUseStrict) { + return ts.setTextRange(ts.createNodeArray([ + startOnNewLine(ts.createStatement(ts.createLiteral("use strict"))) + ].concat(statements)), statements); } - function checkGrammarHeritageClause(node) { - var types = node.types; - if (checkGrammarForDisallowedTrailingComma(types)) { - return true; - } - if (types && types.length === 0) { - var listType = ts.tokenToString(node.token); - var sourceFile = ts.getSourceFileOfNode(node); - return grammarErrorAtPos(sourceFile, types.pos, 0, ts.Diagnostics._0_list_cannot_be_empty, listType); - } + return statements; + } + ts.ensureUseStrict = ensureUseStrict; + /** + * Wraps the operand to a BinaryExpression in parentheses if they are needed to preserve the intended + * order of operations. + * + * @param binaryOperator The operator for the BinaryExpression. + * @param operand The operand for the BinaryExpression. + * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the + * BinaryExpression. + */ + function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { + var skipped = ts.skipPartiallyEmittedExpressions(operand); + // If the resulting expression is already parenthesized, we do not need to do any further processing. + if (skipped.kind === 185 /* ParenthesizedExpression */) { + return operand; } - function checkGrammarClassDeclarationHeritageClauses(node) { - var seenExtendsClause = false; - var seenImplementsClause = false; - if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && node.heritageClauses) { - for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) { - var heritageClause = _a[_i]; - if (heritageClause.token === 84 /* ExtendsKeyword */) { - if (seenExtendsClause) { - return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen); - } - if (seenImplementsClause) { - return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_must_precede_implements_clause); - } - if (heritageClause.types.length > 1) { - return grammarErrorOnFirstToken(heritageClause.types[1], ts.Diagnostics.Classes_can_only_extend_a_single_class); + return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) + ? ts.createParen(operand) + : operand; + } + ts.parenthesizeBinaryOperand = parenthesizeBinaryOperand; + /** + * Determines whether the operand to a BinaryExpression needs to be parenthesized. + * + * @param binaryOperator The operator for the BinaryExpression. + * @param operand The operand for the BinaryExpression. + * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the + * BinaryExpression. + */ + function binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { + // If the operand has lower precedence, then it needs to be parenthesized to preserve the + // intent of the expression. For example, if the operand is `a + b` and the operator is + // `*`, then we need to parenthesize the operand to preserve the intended order of + // operations: `(a + b) * x`. + // + // If the operand has higher precedence, then it does not need to be parenthesized. For + // example, if the operand is `a * b` and the operator is `+`, then we do not need to + // parenthesize to preserve the intended order of operations: `a * b + x`. + // + // If the operand has the same precedence, then we need to check the associativity of + // the operator based on whether this is the left or right operand of the expression. + // + // For example, if `a / d` is on the right of operator `*`, we need to parenthesize + // to preserve the intended order of operations: `x * (a / d)` + // + // If `a ** d` is on the left of operator `**`, we need to parenthesize to preserve + // the intended order of operations: `(a ** b) ** c` + var binaryOperatorPrecedence = ts.getOperatorPrecedence(194 /* BinaryExpression */, binaryOperator); + var binaryOperatorAssociativity = ts.getOperatorAssociativity(194 /* BinaryExpression */, binaryOperator); + var emittedOperand = ts.skipPartiallyEmittedExpressions(operand); + var operandPrecedence = ts.getExpressionPrecedence(emittedOperand); + switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) { + case -1 /* LessThan */: + // If the operand is the right side of a right-associative binary operation + // and is a yield expression, then we do not need parentheses. + if (!isLeftSideOfBinary + && binaryOperatorAssociativity === 1 /* Right */ + && operand.kind === 197 /* YieldExpression */) { + return false; + } + return true; + case 1 /* GreaterThan */: + return false; + case 0 /* EqualTo */: + if (isLeftSideOfBinary) { + // No need to parenthesize the left operand when the binary operator is + // left associative: + // (a*b)/x -> a*b/x + // (a**b)/x -> a**b/x + // + // Parentheses are needed for the left operand when the binary operator is + // right associative: + // (a/b)**x -> (a/b)**x + // (a**b)**x -> (a**b)**x + return binaryOperatorAssociativity === 1 /* Right */; + } + else { + if (ts.isBinaryExpression(emittedOperand) + && emittedOperand.operatorToken.kind === binaryOperator) { + // No need to parenthesize the right operand when the binary operator and + // operand are the same and one of the following: + // x*(a*b) => x*a*b + // x|(a|b) => x|a|b + // x&(a&b) => x&a&b + // x^(a^b) => x^a^b + if (operatorHasAssociativeProperty(binaryOperator)) { + return false; } - seenExtendsClause = true; - } - else { - ts.Debug.assert(heritageClause.token === 107 /* ImplementsKeyword */); - if (seenImplementsClause) { - return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.implements_clause_already_seen); + // No need to parenthesize the right operand when the binary operator + // is plus (+) if both the left and right operands consist solely of either + // literals of the same kind or binary plus (+) expressions for literals of + // the same kind (recursively). + // "a"+(1+2) => "a"+(1+2) + // "a"+("b"+"c") => "a"+"b"+"c" + if (binaryOperator === 37 /* PlusToken */) { + var leftKind = leftOperand ? getLiteralKindOfBinaryPlusOperand(leftOperand) : 0 /* Unknown */; + if (ts.isLiteralKind(leftKind) && leftKind === getLiteralKindOfBinaryPlusOperand(emittedOperand)) { + return false; + } } - seenImplementsClause = true; } - // Grammar checking heritageClause inside class declaration - checkGrammarHeritageClause(heritageClause); + // No need to parenthesize the right operand when the operand is right + // associative: + // x/(a**b) -> x/a**b + // x**(a**b) -> x**a**b + // + // Parentheses are needed for the right operand when the operand is left + // associative: + // x/(a*b) -> x/(a*b) + // x**(a/b) -> x**(a/b) + var operandAssociativity = ts.getExpressionAssociativity(emittedOperand); + return operandAssociativity === 0 /* Left */; } + } + } + /** + * Determines whether a binary operator is mathematically associative. + * + * @param binaryOperator The binary operator. + */ + function operatorHasAssociativeProperty(binaryOperator) { + // The following operators are associative in JavaScript: + // (a*b)*c -> a*(b*c) -> a*b*c + // (a|b)|c -> a|(b|c) -> a|b|c + // (a&b)&c -> a&(b&c) -> a&b&c + // (a^b)^c -> a^(b^c) -> a^b^c + // + // While addition is associative in mathematics, JavaScript's `+` is not + // guaranteed to be associative as it is overloaded with string concatenation. + return binaryOperator === 39 /* AsteriskToken */ + || binaryOperator === 49 /* BarToken */ + || binaryOperator === 48 /* AmpersandToken */ + || binaryOperator === 50 /* CaretToken */; + } + /** + * This function determines whether an expression consists of a homogeneous set of + * literal expressions or binary plus expressions that all share the same literal kind. + * It is used to determine whether the right-hand operand of a binary plus expression can be + * emitted without parentheses. + */ + function getLiteralKindOfBinaryPlusOperand(node) { + node = ts.skipPartiallyEmittedExpressions(node); + if (ts.isLiteralKind(node.kind)) { + return node.kind; + } + if (node.kind === 194 /* BinaryExpression */ && node.operatorToken.kind === 37 /* PlusToken */) { + if (node.cachedLiteralKind !== undefined) { + return node.cachedLiteralKind; } + var leftKind = getLiteralKindOfBinaryPlusOperand(node.left); + var literalKind = ts.isLiteralKind(leftKind) + && leftKind === getLiteralKindOfBinaryPlusOperand(node.right) + ? leftKind + : 0 /* Unknown */; + node.cachedLiteralKind = literalKind; + return literalKind; + } + return 0 /* Unknown */; + } + function parenthesizeForConditionalHead(condition) { + var conditionalPrecedence = ts.getOperatorPrecedence(195 /* ConditionalExpression */, 55 /* QuestionToken */); + var emittedCondition = ts.skipPartiallyEmittedExpressions(condition); + var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition); + if (ts.compareValues(conditionPrecedence, conditionalPrecedence) === -1 /* LessThan */) { + return ts.createParen(condition); + } + return condition; + } + ts.parenthesizeForConditionalHead = parenthesizeForConditionalHead; + function parenthesizeSubexpressionOfConditionalExpression(e) { + // per ES grammar both 'whenTrue' and 'whenFalse' parts of conditional expression are assignment expressions + // so in case when comma expression is introduced as a part of previous transformations + // if should be wrapped in parens since comma operator has the lowest precedence + return e.kind === 194 /* BinaryExpression */ && e.operatorToken.kind === 26 /* CommaToken */ + ? ts.createParen(e) + : e; + } + ts.parenthesizeSubexpressionOfConditionalExpression = parenthesizeSubexpressionOfConditionalExpression; + /** + * Wraps an expression in parentheses if it is needed in order to use the expression + * as the expression of a NewExpression node. + * + * @param expression The Expression node. + */ + function parenthesizeForNew(expression) { + var leftmostExpr = getLeftmostExpression(expression, /*stopAtCallExpressions*/ true); + switch (leftmostExpr.kind) { + case 181 /* CallExpression */: + return ts.createParen(expression); + case 182 /* NewExpression */: + return !leftmostExpr.arguments + ? ts.createParen(expression) + : expression; + } + return parenthesizeForAccess(expression); + } + ts.parenthesizeForNew = parenthesizeForNew; + /** + * Wraps an expression in parentheses if it is needed in order to use the expression for + * property or element access. + * + * @param expr The expression node. + */ + function parenthesizeForAccess(expression) { + // isLeftHandSideExpression is almost the correct criterion for when it is not necessary + // to parenthesize the expression before a dot. The known exception is: + // + // NewExpression: + // new C.x -> not the same as (new C).x + // + var emittedExpression = ts.skipPartiallyEmittedExpressions(expression); + if (ts.isLeftHandSideExpression(emittedExpression) + && (emittedExpression.kind !== 182 /* NewExpression */ || emittedExpression.arguments)) { + return expression; } - function checkGrammarInterfaceDeclaration(node) { - var seenExtendsClause = false; - if (node.heritageClauses) { - for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) { - var heritageClause = _a[_i]; - if (heritageClause.token === 84 /* ExtendsKeyword */) { - if (seenExtendsClause) { - return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen); - } - seenExtendsClause = true; - } - else { - ts.Debug.assert(heritageClause.token === 107 /* ImplementsKeyword */); - return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.Interface_declaration_cannot_have_implements_clause); - } - // Grammar checking heritageClause inside class declaration - checkGrammarHeritageClause(heritageClause); + return ts.setTextRange(ts.createParen(expression), expression); + } + ts.parenthesizeForAccess = parenthesizeForAccess; + function parenthesizePostfixOperand(operand) { + return ts.isLeftHandSideExpression(operand) + ? operand + : ts.setTextRange(ts.createParen(operand), operand); + } + ts.parenthesizePostfixOperand = parenthesizePostfixOperand; + function parenthesizePrefixOperand(operand) { + return ts.isUnaryExpression(operand) + ? operand + : ts.setTextRange(ts.createParen(operand), operand); + } + ts.parenthesizePrefixOperand = parenthesizePrefixOperand; + function parenthesizeListElements(elements) { + var result; + for (var i = 0; i < elements.length; i++) { + var element = parenthesizeExpressionForList(elements[i]); + if (result !== undefined || element !== elements[i]) { + if (result === undefined) { + result = elements.slice(0, i); } + result.push(element); } - return false; } - function checkGrammarComputedPropertyName(node) { - // If node is not a computedPropertyName, just skip the grammar checking - if (node.kind !== 142 /* ComputedPropertyName */) { - return false; - } - var computedPropertyName = node; - if (computedPropertyName.expression.kind === 192 /* BinaryExpression */ && computedPropertyName.expression.operatorToken.kind === 25 /* CommaToken */) { - return grammarErrorOnNode(computedPropertyName.expression, ts.Diagnostics.A_comma_expression_is_not_allowed_in_a_computed_property_name); - } + if (result !== undefined) { + return ts.setTextRange(ts.createNodeArray(result, elements.hasTrailingComma), elements); } - function checkGrammarForGenerator(node) { - if (node.asteriskToken) { - ts.Debug.assert(node.kind === 225 /* FunctionDeclaration */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 149 /* MethodDeclaration */); - if (ts.isInAmbientContext(node)) { - return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_not_allowed_in_an_ambient_context); - } - if (!node.body) { - return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.An_overload_signature_cannot_be_declared_as_a_generator); - } - if (languageVersion < 2 /* ES2015 */) { - return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher); - } + return elements; + } + ts.parenthesizeListElements = parenthesizeListElements; + function parenthesizeExpressionForList(expression) { + var emittedExpression = ts.skipPartiallyEmittedExpressions(expression); + var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression); + var commaPrecedence = ts.getOperatorPrecedence(194 /* BinaryExpression */, 26 /* CommaToken */); + return expressionPrecedence > commaPrecedence + ? expression + : ts.setTextRange(ts.createParen(expression), expression); + } + ts.parenthesizeExpressionForList = parenthesizeExpressionForList; + function parenthesizeExpressionForExpressionStatement(expression) { + var emittedExpression = ts.skipPartiallyEmittedExpressions(expression); + if (ts.isCallExpression(emittedExpression)) { + var callee = emittedExpression.expression; + var kind = ts.skipPartiallyEmittedExpressions(callee).kind; + if (kind === 186 /* FunctionExpression */ || kind === 187 /* ArrowFunction */) { + var mutableCall = ts.getMutableClone(emittedExpression); + mutableCall.expression = ts.setTextRange(ts.createParen(callee), callee); + return recreateOuterExpressions(expression, mutableCall, 4 /* PartiallyEmittedExpressions */); } } - function checkGrammarForInvalidQuestionMark(questionToken, message) { - if (questionToken) { - return grammarErrorOnNode(questionToken, message); - } + var leftmostExpressionKind = getLeftmostExpression(emittedExpression, /*stopAtCallExpressions*/ false).kind; + if (leftmostExpressionKind === 178 /* ObjectLiteralExpression */ || leftmostExpressionKind === 186 /* FunctionExpression */) { + return ts.setTextRange(ts.createParen(expression), expression); } - function checkGrammarObjectLiteralExpression(node, inDestructuring) { - var seen = ts.createMap(); - var Property = 1; - var GetAccessor = 2; - var SetAccessor = 4; - var GetOrSetAccessor = GetAccessor | SetAccessor; - for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { - var prop = _a[_i]; - if (prop.kind === 259 /* SpreadAssignment */) { + return expression; + } + ts.parenthesizeExpressionForExpressionStatement = parenthesizeExpressionForExpressionStatement; + function parenthesizeElementTypeMember(member) { + switch (member.kind) { + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + return ts.createParenthesizedType(member); + } + return member; + } + ts.parenthesizeElementTypeMember = parenthesizeElementTypeMember; + function parenthesizeArrayTypeMember(member) { + switch (member.kind) { + case 162 /* TypeQuery */: + case 170 /* TypeOperator */: + return ts.createParenthesizedType(member); + } + return parenthesizeElementTypeMember(member); + } + ts.parenthesizeArrayTypeMember = parenthesizeArrayTypeMember; + function parenthesizeElementTypeMembers(members) { + return ts.createNodeArray(ts.sameMap(members, parenthesizeElementTypeMember)); + } + ts.parenthesizeElementTypeMembers = parenthesizeElementTypeMembers; + function parenthesizeTypeParameters(typeParameters) { + if (ts.some(typeParameters)) { + var params = []; + for (var i = 0; i < typeParameters.length; ++i) { + var entry = typeParameters[i]; + params.push(i === 0 && ts.isFunctionOrConstructorTypeNode(entry) && entry.typeParameters ? + ts.createParenthesizedType(entry) : + entry); + } + return ts.createNodeArray(params); + } + } + ts.parenthesizeTypeParameters = parenthesizeTypeParameters; + function getLeftmostExpression(node, stopAtCallExpressions) { + while (true) { + switch (node.kind) { + case 193 /* PostfixUnaryExpression */: + node = node.operand; continue; - } - var name_28 = prop.name; - if (name_28.kind === 142 /* ComputedPropertyName */) { - // If the name is not a ComputedPropertyName, the grammar checking will skip it - checkGrammarComputedPropertyName(name_28); - } - if (prop.kind === 258 /* ShorthandPropertyAssignment */ && !inDestructuring && prop.objectAssignmentInitializer) { - // having objectAssignmentInitializer is only valid in ObjectAssignmentPattern - // outside of destructuring it is a syntax error - return grammarErrorOnNode(prop.equalsToken, ts.Diagnostics.can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment); - } - // Modifiers are never allowed on properties except for 'async' on a method declaration - if (prop.modifiers) { - for (var _b = 0, _c = prop.modifiers; _b < _c.length; _b++) { - var mod = _c[_b]; - if (mod.kind !== 119 /* AsyncKeyword */ || prop.kind !== 149 /* MethodDeclaration */) { - grammarErrorOnNode(mod, ts.Diagnostics._0_modifier_cannot_be_used_here, ts.getTextOfNode(mod)); - } - } - } - // ECMA-262 11.1.5 Object Initializer - // If previous is not undefined then throw a SyntaxError exception if any of the following conditions are true - // a.This production is contained in strict code and IsDataDescriptor(previous) is true and - // IsDataDescriptor(propId.descriptor) is true. - // b.IsDataDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true. - // c.IsAccessorDescriptor(previous) is true and IsDataDescriptor(propId.descriptor) is true. - // d.IsAccessorDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true - // and either both previous and propId.descriptor have[[Get]] fields or both previous and propId.descriptor have[[Set]] fields - var currentKind = void 0; - if (prop.kind === 257 /* PropertyAssignment */ || prop.kind === 258 /* ShorthandPropertyAssignment */) { - // Grammar checking for computedPropertyName and shorthandPropertyAssignment - checkGrammarForInvalidQuestionMark(prop.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional); - if (name_28.kind === 8 /* NumericLiteral */) { - checkGrammarNumericLiteral(name_28); - } - currentKind = Property; - } - else if (prop.kind === 149 /* MethodDeclaration */) { - currentKind = Property; - } - else if (prop.kind === 151 /* GetAccessor */) { - currentKind = GetAccessor; - } - else if (prop.kind === 152 /* SetAccessor */) { - currentKind = SetAccessor; - } - else { - ts.Debug.fail("Unexpected syntax kind:" + prop.kind); - } - var effectiveName = ts.getPropertyNameForPropertyNameNode(name_28); - if (effectiveName === undefined) { + case 194 /* BinaryExpression */: + node = node.left; continue; - } - if (!seen[effectiveName]) { - seen[effectiveName] = currentKind; - } - else { - var existingKind = seen[effectiveName]; - if (currentKind === Property && existingKind === Property) { - grammarErrorOnNode(name_28, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name_28)); - } - else if ((currentKind & GetOrSetAccessor) && (existingKind & GetOrSetAccessor)) { - if (existingKind !== GetOrSetAccessor && currentKind !== existingKind) { - seen[effectiveName] = currentKind | existingKind; - } - else { - return grammarErrorOnNode(name_28, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name); - } - } - else { - return grammarErrorOnNode(name_28, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name); + case 195 /* ConditionalExpression */: + node = node.condition; + continue; + case 181 /* CallExpression */: + if (stopAtCallExpressions) { + return node; } - } - } - } - function checkGrammarJsxElement(node) { - var seen = ts.createMap(); - for (var _i = 0, _a = node.attributes; _i < _a.length; _i++) { - var attr = _a[_i]; - if (attr.kind === 251 /* JsxSpreadAttribute */) { + // falls through + case 180 /* ElementAccessExpression */: + case 179 /* PropertyAccessExpression */: + node = node.expression; + continue; + case 288 /* PartiallyEmittedExpression */: + node = node.expression; continue; - } - var jsxAttr = attr; - var name_29 = jsxAttr.name; - if (!seen[name_29.text]) { - seen[name_29.text] = true; - } - else { - return grammarErrorOnNode(name_29, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name); - } - var initializer = jsxAttr.initializer; - if (initializer && initializer.kind === 252 /* JsxExpression */ && !initializer.expression) { - return grammarErrorOnNode(jsxAttr.initializer, ts.Diagnostics.JSX_attributes_must_only_be_assigned_a_non_empty_expression); - } } + return node; } - function checkGrammarForInOrForOfStatement(forInOrOfStatement) { - if (checkGrammarStatementInAmbientContext(forInOrOfStatement)) { - return true; - } - if (forInOrOfStatement.initializer.kind === 224 /* VariableDeclarationList */) { - var variableList = forInOrOfStatement.initializer; - if (!checkGrammarVariableDeclarationList(variableList)) { - var declarations = variableList.declarations; - // declarations.length can be zero if there is an error in variable declaration in for-of or for-in - // See http://www.ecma-international.org/ecma-262/6.0/#sec-for-in-and-for-of-statements for details - // For example: - // var let = 10; - // for (let of [1,2,3]) {} // this is invalid ES6 syntax - // for (let in [1,2,3]) {} // this is invalid ES6 syntax - // We will then want to skip on grammar checking on variableList declaration - if (!declarations.length) { - return false; - } - if (declarations.length > 1) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ - ? ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement - : ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement; - return grammarErrorOnFirstToken(variableList.declarations[1], diagnostic); - } - var firstDeclaration = declarations[0]; - if (firstDeclaration.initializer) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ - ? ts.Diagnostics.The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer - : ts.Diagnostics.The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer; - return grammarErrorOnNode(firstDeclaration.name, diagnostic); - } - if (firstDeclaration.type) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ - ? ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation - : ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation; - return grammarErrorOnNode(firstDeclaration, diagnostic); - } - } - } - return false; + } + function parenthesizeConciseBody(body) { + if (!ts.isBlock(body) && getLeftmostExpression(body, /*stopAtCallExpressions*/ false).kind === 178 /* ObjectLiteralExpression */) { + return ts.setTextRange(ts.createParen(body), body); } - function checkGrammarAccessor(accessor) { - var kind = accessor.kind; - if (languageVersion < 1 /* ES5 */) { - return grammarErrorOnNode(accessor.name, ts.Diagnostics.Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher); - } - else if (ts.isInAmbientContext(accessor)) { - return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_be_declared_in_an_ambient_context); - } - else if (accessor.body === undefined && !(ts.getModifierFlags(accessor) & 128 /* Abstract */)) { - return grammarErrorAtPos(ts.getSourceFileOfNode(accessor), accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); - } - else if (accessor.body && ts.getModifierFlags(accessor) & 128 /* Abstract */) { - return grammarErrorOnNode(accessor, ts.Diagnostics.An_abstract_accessor_cannot_have_an_implementation); - } - else if (accessor.typeParameters) { - return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_have_type_parameters); + return body; + } + ts.parenthesizeConciseBody = parenthesizeConciseBody; + var OuterExpressionKinds; + (function (OuterExpressionKinds) { + OuterExpressionKinds[OuterExpressionKinds["Parentheses"] = 1] = "Parentheses"; + OuterExpressionKinds[OuterExpressionKinds["Assertions"] = 2] = "Assertions"; + OuterExpressionKinds[OuterExpressionKinds["PartiallyEmittedExpressions"] = 4] = "PartiallyEmittedExpressions"; + OuterExpressionKinds[OuterExpressionKinds["All"] = 7] = "All"; + })(OuterExpressionKinds = ts.OuterExpressionKinds || (ts.OuterExpressionKinds = {})); + function isOuterExpression(node, kinds) { + if (kinds === void 0) { kinds = 7 /* All */; } + switch (node.kind) { + case 185 /* ParenthesizedExpression */: + return (kinds & 1 /* Parentheses */) !== 0; + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: + case 203 /* NonNullExpression */: + return (kinds & 2 /* Assertions */) !== 0; + case 288 /* PartiallyEmittedExpression */: + return (kinds & 4 /* PartiallyEmittedExpressions */) !== 0; + } + return false; + } + ts.isOuterExpression = isOuterExpression; + function skipOuterExpressions(node, kinds) { + if (kinds === void 0) { kinds = 7 /* All */; } + var previousNode; + do { + previousNode = node; + if (kinds & 1 /* Parentheses */) { + node = skipParentheses(node); } - else if (!doesAccessorHaveCorrectParameterCount(accessor)) { - return grammarErrorOnNode(accessor.name, kind === 151 /* GetAccessor */ ? - ts.Diagnostics.A_get_accessor_cannot_have_parameters : - ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter); + if (kinds & 2 /* Assertions */) { + node = skipAssertions(node); } - else if (kind === 152 /* SetAccessor */) { - if (accessor.type) { - return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_cannot_have_a_return_type_annotation); - } - else { - var parameter = accessor.parameters[0]; - if (parameter.dotDotDotToken) { - return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.A_set_accessor_cannot_have_rest_parameter); - } - else if (parameter.questionToken) { - return grammarErrorOnNode(parameter.questionToken, ts.Diagnostics.A_set_accessor_cannot_have_an_optional_parameter); - } - else if (parameter.initializer) { - return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_parameter_cannot_have_an_initializer); - } - } + if (kinds & 4 /* PartiallyEmittedExpressions */) { + node = ts.skipPartiallyEmittedExpressions(node); } + } while (previousNode !== node); + return node; + } + ts.skipOuterExpressions = skipOuterExpressions; + function skipParentheses(node) { + while (node.kind === 185 /* ParenthesizedExpression */) { + node = node.expression; } - /** Does the accessor have the right number of parameters? - - A get accessor has no parameters or a single `this` parameter. - A set accessor has one parameter or a `this` parameter and one more parameter */ - function doesAccessorHaveCorrectParameterCount(accessor) { - return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 151 /* GetAccessor */ ? 0 : 1); + return node; + } + ts.skipParentheses = skipParentheses; + function skipAssertions(node) { + while (ts.isAssertionExpression(node) || node.kind === 203 /* NonNullExpression */) { + node = node.expression; } - function getAccessorThisParameter(accessor) { - if (accessor.parameters.length === (accessor.kind === 151 /* GetAccessor */ ? 1 : 2)) { - return ts.getThisParameter(accessor); - } + return node; + } + ts.skipAssertions = skipAssertions; + function updateOuterExpression(outerExpression, expression) { + switch (outerExpression.kind) { + case 185 /* ParenthesizedExpression */: return ts.updateParen(outerExpression, expression); + case 184 /* TypeAssertionExpression */: return ts.updateTypeAssertion(outerExpression, outerExpression.type, expression); + case 202 /* AsExpression */: return ts.updateAsExpression(outerExpression, expression, outerExpression.type); + case 203 /* NonNullExpression */: return ts.updateNonNullExpression(outerExpression, expression); + case 288 /* PartiallyEmittedExpression */: return ts.updatePartiallyEmittedExpression(outerExpression, expression); } - function checkGrammarForNonSymbolComputedProperty(node, message) { - if (ts.isDynamicName(node)) { - return grammarErrorOnNode(node, message); - } + } + /** + * Determines whether a node is a parenthesized expression that can be ignored when recreating outer expressions. + * + * A parenthesized expression can be ignored when all of the following are true: + * + * - It's `pos` and `end` are not -1 + * - It does not have a custom source map range + * - It does not have a custom comment range + * - It does not have synthetic leading or trailing comments + * + * If an outermost parenthesized expression is ignored, but the containing expression requires a parentheses around + * the expression to maintain precedence, a new parenthesized expression should be created automatically when + * the containing expression is created/updated. + */ + function isIgnorableParen(node) { + return node.kind === 185 /* ParenthesizedExpression */ + && ts.nodeIsSynthesized(node) + && ts.nodeIsSynthesized(ts.getSourceMapRange(node)) + && ts.nodeIsSynthesized(ts.getCommentRange(node)) + && !ts.some(ts.getSyntheticLeadingComments(node)) + && !ts.some(ts.getSyntheticTrailingComments(node)); + } + function recreateOuterExpressions(outerExpression, innerExpression, kinds) { + if (kinds === void 0) { kinds = 7 /* All */; } + if (outerExpression && isOuterExpression(outerExpression, kinds) && !isIgnorableParen(outerExpression)) { + return updateOuterExpression(outerExpression, recreateOuterExpressions(outerExpression.expression, innerExpression)); } - function checkGrammarMethod(node) { - if (checkGrammarDisallowedModifiersOnObjectLiteralExpressionMethod(node) || - checkGrammarFunctionLikeDeclaration(node) || - checkGrammarForGenerator(node)) { - return true; - } - if (node.parent.kind === 176 /* ObjectLiteralExpression */) { - if (checkGrammarForInvalidQuestionMark(node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional)) { - return true; - } - else if (node.body === undefined) { - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); - } - } - if (ts.isClassLike(node.parent)) { - // Technically, computed properties in ambient contexts is disallowed - // for property declarations and accessors too, not just methods. - // However, property declarations disallow computed names in general, - // and accessors are not allowed in ambient contexts in general, - // so this error only really matters for methods. - if (ts.isInAmbientContext(node)) { - return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol); - } - else if (!node.body) { - return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol); - } - } - else if (node.parent.kind === 227 /* InterfaceDeclaration */) { - return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol); - } - else if (node.parent.kind === 161 /* TypeLiteral */) { - return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol); + return innerExpression; + } + ts.recreateOuterExpressions = recreateOuterExpressions; + function startOnNewLine(node) { + node.startsOnNewLine = true; + return node; + } + ts.startOnNewLine = startOnNewLine; + function getExternalHelpersModuleName(node) { + var parseNode = ts.getOriginalNode(node, ts.isSourceFile); + var emitNode = parseNode && parseNode.emitNode; + return emitNode && emitNode.externalHelpersModuleName; + } + ts.getExternalHelpersModuleName = getExternalHelpersModuleName; + function getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions, hasExportStarsToExportValues) { + if (compilerOptions.importHelpers && ts.isEffectiveExternalModule(node, compilerOptions)) { + var externalHelpersModuleName = getExternalHelpersModuleName(node); + if (externalHelpersModuleName) { + return externalHelpersModuleName; } - } - function checkGrammarBreakOrContinueStatement(node) { - var current = node; - while (current) { - if (ts.isFunctionLike(current)) { - return grammarErrorOnNode(node, ts.Diagnostics.Jump_target_cannot_cross_function_boundary); - } - switch (current.kind) { - case 219 /* LabeledStatement */: - if (node.label && current.label.text === node.label.text) { - // found matching label - verify that label usage is correct - // continue can only target labels that are on iteration statements - var isMisplacedContinueLabel = node.kind === 214 /* ContinueStatement */ - && !ts.isIterationStatement(current.statement, /*lookInLabeledStatement*/ true); - if (isMisplacedContinueLabel) { - return grammarErrorOnNode(node, ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement); - } - return false; - } - break; - case 218 /* SwitchStatement */: - if (node.kind === 215 /* BreakStatement */ && !node.label) { - // unlabeled break within switch statement - ok - return false; - } - break; - default: - if (ts.isIterationStatement(current, /*lookInLabeledStatement*/ false) && !node.label) { - // unlabeled break or continue within iteration statement - ok - return false; + var moduleKind = ts.getEmitModuleKind(compilerOptions); + var create = hasExportStarsToExportValues + && moduleKind !== ts.ModuleKind.System + && moduleKind !== ts.ModuleKind.ES2015 + && moduleKind !== ts.ModuleKind.ESNext; + if (!create) { + var helpers = ts.getEmitHelpers(node); + if (helpers) { + for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) { + var helper = helpers_2[_i]; + if (!helper.scoped) { + create = true; + break; } - break; + } } - current = current.parent; } - if (node.label) { - var message = node.kind === 215 /* BreakStatement */ - ? ts.Diagnostics.A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement - : ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement; - return grammarErrorOnNode(node, message); + if (create) { + var parseNode = ts.getOriginalNode(node, ts.isSourceFile); + var emitNode = ts.getOrCreateEmitNode(parseNode); + return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = ts.createUniqueName(ts.externalHelpersModuleNameText)); } - else { - var message = node.kind === 215 /* BreakStatement */ - ? ts.Diagnostics.A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement - : ts.Diagnostics.A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement; - return grammarErrorOnNode(node, message); + } + } + ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded; + /** + * Get the name of that target module from an import or export declaration + */ + function getLocalNameForExternalImport(node, sourceFile) { + var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); + if (namespaceDeclaration && !ts.isDefaultImport(node)) { + var name = namespaceDeclaration.name; + return ts.isGeneratedIdentifier(name) ? name : ts.createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, namespaceDeclaration.name)); + } + if (node.kind === 238 /* ImportDeclaration */ && node.importClause) { + return ts.getGeneratedNameForNode(node); + } + if (node.kind === 244 /* ExportDeclaration */ && node.moduleSpecifier) { + return ts.getGeneratedNameForNode(node); + } + return undefined; + } + ts.getLocalNameForExternalImport = getLocalNameForExternalImport; + /** + * Get the name of a target module from an import/export declaration as should be written in the emitted output. + * The emitted output name can be different from the input if: + * 1. The module has a /// + * 2. --out or --outFile is used, making the name relative to the rootDir + * 3- The containing SourceFile has an entry in renamedDependencies for the import as requested by some module loaders (e.g. System). + * Otherwise, a new StringLiteral node representing the module name will be returned. + */ + function getExternalModuleNameLiteral(importNode, sourceFile, host, resolver, compilerOptions) { + var moduleName = ts.getExternalModuleName(importNode); + if (moduleName.kind === 9 /* StringLiteral */) { + return tryGetModuleNameFromDeclaration(importNode, host, resolver, compilerOptions) + || tryRenameExternalModule(moduleName, sourceFile) + || ts.getSynthesizedClone(moduleName); + } + return undefined; + } + ts.getExternalModuleNameLiteral = getExternalModuleNameLiteral; + /** + * Some bundlers (SystemJS builder) sometimes want to rename dependencies. + * Here we check if alternative name was provided for a given moduleName and return it if possible. + */ + function tryRenameExternalModule(moduleName, sourceFile) { + var rename = sourceFile.renamedDependencies && sourceFile.renamedDependencies.get(moduleName.text); + return rename && ts.createLiteral(rename); + } + /** + * Get the name of a module as should be written in the emitted output. + * The emitted output name can be different from the input if: + * 1. The module has a /// + * 2. --out or --outFile is used, making the name relative to the rootDir + * Otherwise, a new StringLiteral node representing the module name will be returned. + */ + function tryGetModuleNameFromFile(file, host, options) { + if (!file) { + return undefined; + } + if (file.moduleName) { + return ts.createLiteral(file.moduleName); + } + if (!file.isDeclarationFile && (options.out || options.outFile)) { + return ts.createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName)); + } + return undefined; + } + ts.tryGetModuleNameFromFile = tryGetModuleNameFromFile; + function tryGetModuleNameFromDeclaration(declaration, host, resolver, compilerOptions) { + return tryGetModuleNameFromFile(resolver.getExternalModuleFileFromDeclaration(declaration), host, compilerOptions); + } + /** + * Gets the initializer of an BindingOrAssignmentElement. + */ + function getInitializerOfBindingOrAssignmentElement(bindingElement) { + if (ts.isDeclarationBindingElement(bindingElement)) { + // `1` in `let { a = 1 } = ...` + // `1` in `let { a: b = 1 } = ...` + // `1` in `let { a: {b} = 1 } = ...` + // `1` in `let { a: [b] = 1 } = ...` + // `1` in `let [a = 1] = ...` + // `1` in `let [{a} = 1] = ...` + // `1` in `let [[a] = 1] = ...` + return bindingElement.initializer; + } + if (ts.isPropertyAssignment(bindingElement)) { + // `1` in `({ a: b = 1 } = ...)` + // `1` in `({ a: {b} = 1 } = ...)` + // `1` in `({ a: [b] = 1 } = ...)` + return ts.isAssignmentExpression(bindingElement.initializer, /*excludeCompoundAssignment*/ true) + ? bindingElement.initializer.right + : undefined; + } + if (ts.isShorthandPropertyAssignment(bindingElement)) { + // `1` in `({ a = 1 } = ...)` + return bindingElement.objectAssignmentInitializer; + } + if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { + // `1` in `[a = 1] = ...` + // `1` in `[{a} = 1] = ...` + // `1` in `[[a] = 1] = ...` + return bindingElement.right; + } + if (ts.isSpreadElement(bindingElement)) { + // Recovery consistent with existing emit. + return getInitializerOfBindingOrAssignmentElement(bindingElement.expression); + } + } + ts.getInitializerOfBindingOrAssignmentElement = getInitializerOfBindingOrAssignmentElement; + /** + * Gets the name of an BindingOrAssignmentElement. + */ + function getTargetOfBindingOrAssignmentElement(bindingElement) { + if (ts.isDeclarationBindingElement(bindingElement)) { + // `a` in `let { a } = ...` + // `a` in `let { a = 1 } = ...` + // `b` in `let { a: b } = ...` + // `b` in `let { a: b = 1 } = ...` + // `a` in `let { ...a } = ...` + // `{b}` in `let { a: {b} } = ...` + // `{b}` in `let { a: {b} = 1 } = ...` + // `[b]` in `let { a: [b] } = ...` + // `[b]` in `let { a: [b] = 1 } = ...` + // `a` in `let [a] = ...` + // `a` in `let [a = 1] = ...` + // `a` in `let [...a] = ...` + // `{a}` in `let [{a}] = ...` + // `{a}` in `let [{a} = 1] = ...` + // `[a]` in `let [[a]] = ...` + // `[a]` in `let [[a] = 1] = ...` + return bindingElement.name; + } + if (ts.isObjectLiteralElementLike(bindingElement)) { + switch (bindingElement.kind) { + case 261 /* PropertyAssignment */: + // `b` in `({ a: b } = ...)` + // `b` in `({ a: b = 1 } = ...)` + // `{b}` in `({ a: {b} } = ...)` + // `{b}` in `({ a: {b} = 1 } = ...)` + // `[b]` in `({ a: [b] } = ...)` + // `[b]` in `({ a: [b] = 1 } = ...)` + // `b.c` in `({ a: b.c } = ...)` + // `b.c` in `({ a: b.c = 1 } = ...)` + // `b[0]` in `({ a: b[0] } = ...)` + // `b[0]` in `({ a: b[0] = 1 } = ...)` + return getTargetOfBindingOrAssignmentElement(bindingElement.initializer); + case 262 /* ShorthandPropertyAssignment */: + // `a` in `({ a } = ...)` + // `a` in `({ a = 1 } = ...)` + return bindingElement.name; + case 263 /* SpreadAssignment */: + // `a` in `({ ...a } = ...)` + return getTargetOfBindingOrAssignmentElement(bindingElement.expression); } + // no target + return undefined; } - function checkGrammarBindingElement(node) { - if (node.dotDotDotToken) { - var elements = node.parent.elements; - if (node !== ts.lastOrUndefined(elements)) { - return grammarErrorOnNode(node, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern); - } - if (node.name.kind === 173 /* ArrayBindingPattern */ || node.name.kind === 172 /* ObjectBindingPattern */) { - return grammarErrorOnNode(node.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern); - } - if (node.initializer) { - // Error on equals token which immediately precedes the initializer - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.initializer.pos - 1, 1, ts.Diagnostics.A_rest_element_cannot_have_an_initializer); - } - } + if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { + // `a` in `[a = 1] = ...` + // `{a}` in `[{a} = 1] = ...` + // `[a]` in `[[a] = 1] = ...` + // `a.b` in `[a.b = 1] = ...` + // `a[0]` in `[a[0] = 1] = ...` + return getTargetOfBindingOrAssignmentElement(bindingElement.left); } - function isStringOrNumberLiteralExpression(expr) { - return expr.kind === 9 /* StringLiteral */ || expr.kind === 8 /* NumericLiteral */ || - expr.kind === 190 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && - expr.operand.kind === 8 /* NumericLiteral */; + if (ts.isSpreadElement(bindingElement)) { + // `a` in `[...a] = ...` + return getTargetOfBindingOrAssignmentElement(bindingElement.expression); } - function checkGrammarVariableDeclaration(node) { - if (node.parent.parent.kind !== 212 /* ForInStatement */ && node.parent.parent.kind !== 213 /* ForOfStatement */) { - if (ts.isInAmbientContext(node)) { - if (node.initializer) { - if (ts.isConst(node) && !node.type) { - if (!isStringOrNumberLiteralExpression(node.initializer)) { - return grammarErrorOnNode(node.initializer, ts.Diagnostics.A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal); - } - } - else { - // Error on equals token which immediate precedes the initializer - var equalsTokenLength = "=".length; - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); - } - } - if (node.initializer && !(ts.isConst(node) && isStringOrNumberLiteralExpression(node.initializer))) { - // Error on equals token which immediate precedes the initializer - var equalsTokenLength = "=".length; - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); - } - } - else if (!node.initializer) { - if (ts.isBindingPattern(node.name) && !ts.isBindingPattern(node.parent)) { - return grammarErrorOnNode(node, ts.Diagnostics.A_destructuring_declaration_must_have_an_initializer); - } - if (ts.isConst(node)) { - return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_must_be_initialized); - } - } - } - var checkLetConstNames = (ts.isLet(node) || ts.isConst(node)); - // 1. LexicalDeclaration : LetOrConst BindingList ; - // It is a Syntax Error if the BoundNames of BindingList contains "let". - // 2. ForDeclaration: ForDeclaration : LetOrConst ForBinding - // It is a Syntax Error if the BoundNames of ForDeclaration contains "let". - // It is a SyntaxError if a VariableDeclaration or VariableDeclarationNoIn occurs within strict code - // and its Identifier is eval or arguments - return checkLetConstNames && checkGrammarNameInLetOrConstDeclarations(node.name); + // `a` in `[a] = ...` + // `{a}` in `[{a}] = ...` + // `[a]` in `[[a]] = ...` + // `a.b` in `[a.b] = ...` + // `a[0]` in `[a[0]] = ...` + return bindingElement; + } + ts.getTargetOfBindingOrAssignmentElement = getTargetOfBindingOrAssignmentElement; + /** + * Determines whether an BindingOrAssignmentElement is a rest element. + */ + function getRestIndicatorOfBindingOrAssignmentElement(bindingElement) { + switch (bindingElement.kind) { + case 146 /* Parameter */: + case 176 /* BindingElement */: + // `...` in `let [...a] = ...` + return bindingElement.dotDotDotToken; + case 198 /* SpreadElement */: + case 263 /* SpreadAssignment */: + // `...` in `[...a] = ...` + return bindingElement; } - function checkGrammarNameInLetOrConstDeclarations(name) { - if (name.kind === 70 /* Identifier */) { - if (name.originalKeywordKind === 109 /* LetKeyword */) { - return grammarErrorOnNode(name, ts.Diagnostics.let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations); + return undefined; + } + ts.getRestIndicatorOfBindingOrAssignmentElement = getRestIndicatorOfBindingOrAssignmentElement; + /** + * Gets the property name of a BindingOrAssignmentElement + */ + function getPropertyNameOfBindingOrAssignmentElement(bindingElement) { + switch (bindingElement.kind) { + case 176 /* BindingElement */: + // `a` in `let { a: b } = ...` + // `[a]` in `let { [a]: b } = ...` + // `"a"` in `let { "a": b } = ...` + // `1` in `let { 1: b } = ...` + if (bindingElement.propertyName) { + var propertyName = bindingElement.propertyName; + return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) + ? propertyName.expression + : propertyName; } - } - else { - var elements = name.elements; - for (var _i = 0, elements_2 = elements; _i < elements_2.length; _i++) { - var element = elements_2[_i]; - if (!ts.isOmittedExpression(element)) { - checkGrammarNameInLetOrConstDeclarations(element.name); - } + break; + case 261 /* PropertyAssignment */: + // `a` in `({ a: b } = ...)` + // `[a]` in `({ [a]: b } = ...)` + // `"a"` in `({ "a": b } = ...)` + // `1` in `({ 1: b } = ...)` + if (bindingElement.name) { + var propertyName = bindingElement.name; + return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) + ? propertyName.expression + : propertyName; } + break; + case 263 /* SpreadAssignment */: + // `a` in `({ ...a } = ...)` + return bindingElement.name; + } + var target = getTargetOfBindingOrAssignmentElement(bindingElement); + if (target && ts.isPropertyName(target)) { + return ts.isComputedPropertyName(target) && ts.isStringOrNumericLiteral(target.expression) + ? target.expression + : target; + } + ts.Debug.fail("Invalid property name for binding element."); + } + ts.getPropertyNameOfBindingOrAssignmentElement = getPropertyNameOfBindingOrAssignmentElement; + /** + * Gets the elements of a BindingOrAssignmentPattern + */ + function getElementsOfBindingOrAssignmentPattern(name) { + switch (name.kind) { + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: + case 177 /* ArrayLiteralExpression */: + // `a` in `{a}` + // `a` in `[a]` + return name.elements; + case 178 /* ObjectLiteralExpression */: + // `a` in `{a}` + return name.properties; + } + } + ts.getElementsOfBindingOrAssignmentPattern = getElementsOfBindingOrAssignmentPattern; + function convertToArrayAssignmentElement(element) { + if (ts.isBindingElement(element)) { + if (element.dotDotDotToken) { + ts.Debug.assertNode(element.name, ts.isIdentifier); + return ts.setOriginalNode(ts.setTextRange(ts.createSpread(element.name), element), element); } + var expression = convertToAssignmentElementTarget(element.name); + return element.initializer + ? ts.setOriginalNode(ts.setTextRange(ts.createAssignment(expression, element.initializer), element), element) + : expression; } - function checkGrammarVariableDeclarationList(declarationList) { - var declarations = declarationList.declarations; - if (checkGrammarForDisallowedTrailingComma(declarationList.declarations)) { - return true; + ts.Debug.assertNode(element, ts.isExpression); + return element; + } + ts.convertToArrayAssignmentElement = convertToArrayAssignmentElement; + function convertToObjectAssignmentElement(element) { + if (ts.isBindingElement(element)) { + if (element.dotDotDotToken) { + ts.Debug.assertNode(element.name, ts.isIdentifier); + return ts.setOriginalNode(ts.setTextRange(ts.createSpreadAssignment(element.name), element), element); } - if (!declarationList.declarations.length) { - return grammarErrorAtPos(ts.getSourceFileOfNode(declarationList), declarations.pos, declarations.end - declarations.pos, ts.Diagnostics.Variable_declaration_list_cannot_be_empty); + if (element.propertyName) { + var expression = convertToAssignmentElementTarget(element.name); + return ts.setOriginalNode(ts.setTextRange(ts.createPropertyAssignment(element.propertyName, element.initializer ? ts.createAssignment(expression, element.initializer) : expression), element), element); } + ts.Debug.assertNode(element.name, ts.isIdentifier); + return ts.setOriginalNode(ts.setTextRange(ts.createShorthandPropertyAssignment(element.name, element.initializer), element), element); } - function allowLetAndConstDeclarations(parent) { - switch (parent.kind) { - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 217 /* WithStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - return false; - case 219 /* LabeledStatement */: - return allowLetAndConstDeclarations(parent.parent); - } - return true; + ts.Debug.assertNode(element, ts.isObjectLiteralElementLike); + return element; + } + ts.convertToObjectAssignmentElement = convertToObjectAssignmentElement; + function convertToAssignmentPattern(node) { + switch (node.kind) { + case 175 /* ArrayBindingPattern */: + case 177 /* ArrayLiteralExpression */: + return convertToArrayAssignmentPattern(node); + case 174 /* ObjectBindingPattern */: + case 178 /* ObjectLiteralExpression */: + return convertToObjectAssignmentPattern(node); } - function checkGrammarForDisallowedLetOrConstStatement(node) { - if (!allowLetAndConstDeclarations(node.parent)) { - if (ts.isLet(node.declarationList)) { - return grammarErrorOnNode(node, ts.Diagnostics.let_declarations_can_only_be_declared_inside_a_block); - } - else if (ts.isConst(node.declarationList)) { - return grammarErrorOnNode(node, ts.Diagnostics.const_declarations_can_only_be_declared_inside_a_block); - } - } + } + ts.convertToAssignmentPattern = convertToAssignmentPattern; + function convertToObjectAssignmentPattern(node) { + if (ts.isObjectBindingPattern(node)) { + return ts.setOriginalNode(ts.setTextRange(ts.createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement)), node), node); } - function hasParseDiagnostics(sourceFile) { - return sourceFile.parseDiagnostics.length > 0; + ts.Debug.assertNode(node, ts.isObjectLiteralExpression); + return node; + } + ts.convertToObjectAssignmentPattern = convertToObjectAssignmentPattern; + function convertToArrayAssignmentPattern(node) { + if (ts.isArrayBindingPattern(node)) { + return ts.setOriginalNode(ts.setTextRange(ts.createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement)), node), node); } - function grammarErrorOnFirstToken(node, message, arg0, arg1, arg2) { - var sourceFile = ts.getSourceFileOfNode(node); - if (!hasParseDiagnostics(sourceFile)) { - var span_4 = ts.getSpanOfTokenAtPosition(sourceFile, node.pos); - diagnostics.add(ts.createFileDiagnostic(sourceFile, span_4.start, span_4.length, message, arg0, arg1, arg2)); - return true; - } + ts.Debug.assertNode(node, ts.isArrayLiteralExpression); + return node; + } + ts.convertToArrayAssignmentPattern = convertToArrayAssignmentPattern; + function convertToAssignmentElementTarget(node) { + if (ts.isBindingPattern(node)) { + return convertToAssignmentPattern(node); } - function grammarErrorAtPos(sourceFile, start, length, message, arg0, arg1, arg2) { - if (!hasParseDiagnostics(sourceFile)) { - diagnostics.add(ts.createFileDiagnostic(sourceFile, start, length, message, arg0, arg1, arg2)); - return true; - } + ts.Debug.assertNode(node, ts.isExpression); + return node; + } + ts.convertToAssignmentElementTarget = convertToAssignmentElementTarget; +})(ts || (ts = {})); +/// +/// +/// +var ts; +(function (ts) { + function visitNode(node, visitor, test, lift) { + if (node === undefined || visitor === undefined) { + return node; } - function grammarErrorOnNode(node, message, arg0, arg1, arg2) { - var sourceFile = ts.getSourceFileOfNode(node); - if (!hasParseDiagnostics(sourceFile)) { - diagnostics.add(ts.createDiagnosticForNode(node, message, arg0, arg1, arg2)); - return true; - } + ts.aggregateTransformFlags(node); + var visited = visitor(node); + if (visited === node) { + return node; } - function checkGrammarConstructorTypeParameters(node) { - if (node.typeParameters) { - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.typeParameters.pos, node.typeParameters.end - node.typeParameters.pos, ts.Diagnostics.Type_parameters_cannot_appear_on_a_constructor_declaration); - } + var visitedNode; + if (visited === undefined) { + return undefined; } - function checkGrammarConstructorTypeAnnotation(node) { - if (node.type) { - return grammarErrorOnNode(node.type, ts.Diagnostics.Type_annotation_cannot_appear_on_a_constructor_declaration); - } + else if (ts.isArray(visited)) { + visitedNode = (lift || extractSingleNode)(visited); } - function checkGrammarProperty(node) { - if (ts.isClassLike(node.parent)) { - if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol)) { - return true; - } - } - else if (node.parent.kind === 227 /* InterfaceDeclaration */) { - if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol)) { - return true; - } - if (node.initializer) { - return grammarErrorOnNode(node.initializer, ts.Diagnostics.An_interface_property_cannot_have_an_initializer); - } - } - else if (node.parent.kind === 161 /* TypeLiteral */) { - if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol)) { - return true; - } - if (node.initializer) { - return grammarErrorOnNode(node.initializer, ts.Diagnostics.A_type_literal_property_cannot_have_an_initializer); - } - } - if (ts.isInAmbientContext(node) && node.initializer) { - return grammarErrorOnFirstToken(node.initializer, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); - } + else { + visitedNode = visited; } - function checkGrammarTopLevelElementForRequiredDeclareModifier(node) { - // A declare modifier is required for any top level .d.ts declaration except export=, export default, export as namespace - // interfaces and imports categories: - // - // DeclarationElement: - // ExportAssignment - // export_opt InterfaceDeclaration - // export_opt TypeAliasDeclaration - // export_opt ImportDeclaration - // export_opt ExternalImportDeclaration - // export_opt AmbientDeclaration - // - // TODO: The spec needs to be amended to reflect this grammar. - if (node.kind === 227 /* InterfaceDeclaration */ || - node.kind === 228 /* TypeAliasDeclaration */ || - node.kind === 235 /* ImportDeclaration */ || - node.kind === 234 /* ImportEqualsDeclaration */ || - node.kind === 241 /* ExportDeclaration */ || - node.kind === 240 /* ExportAssignment */ || - node.kind === 233 /* NamespaceExportDeclaration */ || - ts.getModifierFlags(node) & (2 /* Ambient */ | 1 /* Export */ | 512 /* Default */)) { - return false; - } - return grammarErrorOnFirstToken(node, ts.Diagnostics.A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file); + ts.Debug.assertNode(visitedNode, test); + ts.aggregateTransformFlags(visitedNode); + return visitedNode; + } + ts.visitNode = visitNode; + /** + * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place. + * + * @param nodes The NodeArray to visit. + * @param visitor The callback used to visit a Node. + * @param test A node test to execute for each node. + * @param start An optional value indicating the starting offset at which to start visiting. + * @param count An optional value indicating the maximum number of nodes to visit. + */ + function visitNodes(nodes, visitor, test, start, count) { + if (nodes === undefined || visitor === undefined) { + return nodes; } - function checkGrammarTopLevelElementsForRequiredDeclareModifier(file) { - for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { - var decl = _a[_i]; - if (ts.isDeclaration(decl) || decl.kind === 205 /* VariableStatement */) { - if (checkGrammarTopLevelElementForRequiredDeclareModifier(decl)) { - return true; - } - } - } + var updated; + // Ensure start and count have valid values + var length = nodes.length; + if (start === undefined || start < 0) { + start = 0; } - function checkGrammarSourceFile(node) { - return ts.isInAmbientContext(node) && checkGrammarTopLevelElementsForRequiredDeclareModifier(node); + if (count === undefined || count > length - start) { + count = length - start; } - function checkGrammarStatementInAmbientContext(node) { - if (ts.isInAmbientContext(node)) { - // An accessors is already reported about the ambient context - if (isAccessor(node.parent.kind)) { - return getNodeLinks(node).hasReportedStatementInAmbientContext = true; - } - // Find containing block which is either Block, ModuleBlock, SourceFile - var links = getNodeLinks(node); - if (!links.hasReportedStatementInAmbientContext && ts.isFunctionLike(node.parent)) { - return getNodeLinks(node).hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.An_implementation_cannot_be_declared_in_ambient_contexts); + if (start > 0 || count < length) { + // If we are not visiting all of the original nodes, we must always create a new array. + // Since this is a fragment of a node array, we do not copy over the previous location + // and will only copy over `hasTrailingComma` if we are including the last element. + updated = ts.createNodeArray([], /*hasTrailingComma*/ nodes.hasTrailingComma && start + count === length); + } + // Visit each original node. + for (var i = 0; i < count; i++) { + var node = nodes[i + start]; + ts.aggregateTransformFlags(node); + var visited = node !== undefined ? visitor(node) : undefined; + if (updated !== undefined || visited === undefined || visited !== node) { + if (updated === undefined) { + // Ensure we have a copy of `nodes`, up to the current index. + updated = ts.createNodeArray(nodes.slice(0, i), nodes.hasTrailingComma); + ts.setTextRange(updated, nodes); } - // We are either parented by another statement, or some sort of block. - // If we're in a block, we only want to really report an error once - // to prevent noisiness. So use a bit on the block to indicate if - // this has already been reported, and don't report if it has. - // - if (node.parent.kind === 204 /* Block */ || node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { - var links_1 = getNodeLinks(node.parent); - // Check if the containing block ever report this error - if (!links_1.hasReportedStatementInAmbientContext) { - return links_1.hasReportedStatementInAmbientContext = grammarErrorOnFirstToken(node, ts.Diagnostics.Statements_are_not_allowed_in_ambient_contexts); + if (visited) { + if (ts.isArray(visited)) { + for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) { + var visitedNode = visited_1[_i]; + ts.Debug.assertNode(visitedNode, test); + ts.aggregateTransformFlags(visitedNode); + updated.push(visitedNode); + } + } + else { + ts.Debug.assertNode(visited, test); + ts.aggregateTransformFlags(visited); + updated.push(visited); } - } - else { } } } - function checkGrammarNumericLiteral(node) { - // Grammar checking - if (node.isOctalLiteral) { - var diagnosticMessage = void 0; - if (languageVersion >= 1 /* ES5 */) { - diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0; - } - else if (ts.isChildOfLiteralType(node)) { - diagnosticMessage = ts.Diagnostics.Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0; - } - if (diagnosticMessage) { - var withMinus = ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 37 /* MinusToken */; - var literal = (withMinus ? "-" : "") + "0o" + node.text; - return grammarErrorOnNode(withMinus ? node.parent : node, diagnosticMessage, literal); - } - } + return updated || nodes; + } + ts.visitNodes = visitNodes; + /** + * Starts a new lexical environment and visits a statement list, ending the lexical environment + * and merging hoisted declarations upon completion. + */ + function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) { + context.startLexicalEnvironment(); + statements = visitNodes(statements, visitor, ts.isStatement, start); + if (ensureUseStrict && !ts.startsWithUseStrict(statements)) { + statements = ts.setTextRange(ts.createNodeArray([ts.createStatement(ts.createLiteral("use strict"))].concat(statements)), statements); } - function grammarErrorAfterFirstToken(node, message, arg0, arg1, arg2) { - var sourceFile = ts.getSourceFileOfNode(node); - if (!hasParseDiagnostics(sourceFile)) { - var span_5 = ts.getSpanOfTokenAtPosition(sourceFile, node.pos); - diagnostics.add(ts.createFileDiagnostic(sourceFile, ts.textSpanEnd(span_5), /*length*/ 0, message, arg0, arg1, arg2)); - return true; - } + var declarations = context.endLexicalEnvironment(); + return ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, declarations)), statements); + } + ts.visitLexicalEnvironment = visitLexicalEnvironment; + /** + * Starts a new lexical environment and visits a parameter list, suspending the lexical + * environment upon completion. + */ + function visitParameterList(nodes, visitor, context, nodesVisitor) { + if (nodesVisitor === void 0) { nodesVisitor = visitNodes; } + context.startLexicalEnvironment(); + var updated = nodesVisitor(nodes, visitor, ts.isParameterDeclaration); + context.suspendLexicalEnvironment(); + return updated; + } + ts.visitParameterList = visitParameterList; + function visitFunctionBody(node, visitor, context) { + context.resumeLexicalEnvironment(); + var updated = visitNode(node, visitor, ts.isConciseBody); + var declarations = context.endLexicalEnvironment(); + if (ts.some(declarations)) { + var block = ts.convertToFunctionBody(updated); + var statements = ts.mergeLexicalEnvironment(block.statements, declarations); + return ts.updateBlock(block, statements); } - function getAmbientModules() { - var result = []; - for (var sym in globals) { - if (ambientModuleSymbolRegex.test(sym)) { - result.push(globals[sym]); - } - } - return result; + return updated; + } + ts.visitFunctionBody = visitFunctionBody; + function visitEachChild(node, visitor, context, nodesVisitor, tokenVisitor) { + if (nodesVisitor === void 0) { nodesVisitor = visitNodes; } + if (node === undefined) { + return undefined; + } + var kind = node.kind; + // No need to visit nodes with no children. + if ((kind > 0 /* FirstToken */ && kind <= 142 /* LastToken */) || kind === 169 /* ThisType */) { + return node; + } + switch (kind) { + // Names + case 71 /* Identifier */: + return ts.updateIdentifier(node, nodesVisitor(node.typeArguments, visitor, ts.isTypeNode)); + case 143 /* QualifiedName */: + return ts.updateQualifiedName(node, visitNode(node.left, visitor, ts.isEntityName), visitNode(node.right, visitor, ts.isIdentifier)); + case 144 /* ComputedPropertyName */: + return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression)); + // Signature elements + case 145 /* TypeParameter */: + return ts.updateTypeParameterDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.constraint, visitor, ts.isTypeNode), visitNode(node.default, visitor, ts.isTypeNode)); + case 146 /* Parameter */: + return ts.updateParameter(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 147 /* Decorator */: + return ts.updateDecorator(node, visitNode(node.expression, visitor, ts.isExpression)); + // Type elements + case 148 /* PropertySignature */: + return ts.updatePropertySignature(node, nodesVisitor(node.modifiers, visitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 149 /* PropertyDeclaration */: + return ts.updateProperty(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 150 /* MethodSignature */: + return ts.updateMethodSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken)); + case 151 /* MethodDeclaration */: + return ts.updateMethod(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 152 /* Constructor */: + return ts.updateConstructor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context)); + case 153 /* GetAccessor */: + return ts.updateGetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 154 /* SetAccessor */: + return ts.updateSetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context)); + case 155 /* CallSignature */: + return ts.updateCallSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 156 /* ConstructSignature */: + return ts.updateConstructSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 157 /* IndexSignature */: + return ts.updateIndexSignature(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + // Types + case 158 /* TypePredicate */: + return ts.updateTypePredicateNode(node, visitNode(node.parameterName, visitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 159 /* TypeReference */: + return ts.updateTypeReferenceNode(node, visitNode(node.typeName, visitor, ts.isEntityName), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode)); + case 160 /* FunctionType */: + return ts.updateFunctionTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 161 /* ConstructorType */: + return ts.updateConstructorTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 162 /* TypeQuery */: + return ts.updateTypeQueryNode(node, visitNode(node.exprName, visitor, ts.isEntityName)); + case 163 /* TypeLiteral */: + return ts.updateTypeLiteralNode(node, nodesVisitor(node.members, visitor, ts.isTypeElement)); + case 164 /* ArrayType */: + return ts.updateArrayTypeNode(node, visitNode(node.elementType, visitor, ts.isTypeNode)); + case 165 /* TupleType */: + return ts.updateTypleTypeNode(node, nodesVisitor(node.elementTypes, visitor, ts.isTypeNode)); + case 166 /* UnionType */: + return ts.updateUnionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode)); + case 167 /* IntersectionType */: + return ts.updateIntersectionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode)); + case 168 /* ParenthesizedType */: + return ts.updateParenthesizedType(node, visitNode(node.type, visitor, ts.isTypeNode)); + case 170 /* TypeOperator */: + return ts.updateTypeOperatorNode(node, visitNode(node.type, visitor, ts.isTypeNode)); + case 171 /* IndexedAccessType */: + return ts.updateIndexedAccessTypeNode(node, visitNode(node.objectType, visitor, ts.isTypeNode), visitNode(node.indexType, visitor, ts.isTypeNode)); + case 172 /* MappedType */: + return ts.updateMappedTypeNode(node, visitNode(node.readonlyToken, tokenVisitor, ts.isToken), visitNode(node.typeParameter, visitor, ts.isTypeParameterDeclaration), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode)); + case 173 /* LiteralType */: + return ts.updateLiteralTypeNode(node, visitNode(node.literal, visitor, ts.isExpression)); + // Binding patterns + case 174 /* ObjectBindingPattern */: + return ts.updateObjectBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isBindingElement)); + case 175 /* ArrayBindingPattern */: + return ts.updateArrayBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isArrayBindingElement)); + case 176 /* BindingElement */: + return ts.updateBindingElement(node, visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.propertyName, visitor, ts.isPropertyName), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression)); + // Expression + case 177 /* ArrayLiteralExpression */: + return ts.updateArrayLiteral(node, nodesVisitor(node.elements, visitor, ts.isExpression)); + case 178 /* ObjectLiteralExpression */: + return ts.updateObjectLiteral(node, nodesVisitor(node.properties, visitor, ts.isObjectLiteralElementLike)); + case 179 /* PropertyAccessExpression */: + return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifier)); + case 180 /* ElementAccessExpression */: + return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression)); + case 181 /* CallExpression */: + return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression)); + case 182 /* NewExpression */: + return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression)); + case 183 /* TaggedTemplateExpression */: + return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral)); + case 184 /* TypeAssertionExpression */: + return ts.updateTypeAssertion(node, visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); + case 185 /* ParenthesizedExpression */: + return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression)); + case 186 /* FunctionExpression */: + return ts.updateFunctionExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 187 /* ArrowFunction */: + return ts.updateArrowFunction(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.equalsGreaterThanToken, visitor, ts.isToken), visitFunctionBody(node.body, visitor, context)); + case 188 /* DeleteExpression */: + return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression)); + case 189 /* TypeOfExpression */: + return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression)); + case 190 /* VoidExpression */: + return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression)); + case 191 /* AwaitExpression */: + return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression)); + case 192 /* PrefixUnaryExpression */: + return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression)); + case 193 /* PostfixUnaryExpression */: + return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression)); + case 194 /* BinaryExpression */: + return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression), visitNode(node.operatorToken, visitor, ts.isToken)); + case 195 /* ConditionalExpression */: + return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.questionToken, visitor, ts.isToken), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.colonToken, visitor, ts.isToken), visitNode(node.whenFalse, visitor, ts.isExpression)); + case 196 /* TemplateExpression */: + return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), nodesVisitor(node.templateSpans, visitor, ts.isTemplateSpan)); + case 197 /* YieldExpression */: + return ts.updateYield(node, visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.expression, visitor, ts.isExpression)); + case 198 /* SpreadElement */: + return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression)); + case 199 /* ClassExpression */: + return ts.updateClassExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement)); + case 201 /* ExpressionWithTypeArguments */: + return ts.updateExpressionWithTypeArguments(node, nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); + case 202 /* AsExpression */: + return ts.updateAsExpression(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.type, visitor, ts.isTypeNode)); + case 203 /* NonNullExpression */: + return ts.updateNonNullExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + case 204 /* MetaProperty */: + return ts.updateMetaProperty(node, visitNode(node.name, visitor, ts.isIdentifier)); + // Misc + case 205 /* TemplateSpan */: + return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail)); + // Element + case 207 /* Block */: + return ts.updateBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 208 /* VariableStatement */: + return ts.updateVariableStatement(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList)); + case 210 /* ExpressionStatement */: + return ts.updateStatement(node, visitNode(node.expression, visitor, ts.isExpression)); + case 211 /* IfStatement */: + return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, ts.liftToBlock)); + case 212 /* DoStatement */: + return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.expression, visitor, ts.isExpression)); + case 213 /* WhileStatement */: + return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 214 /* ForStatement */: + return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 215 /* ForInStatement */: + return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 216 /* ForOfStatement */: + return ts.updateForOf(node, node.awaitModifier, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 217 /* ContinueStatement */: + return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier)); + case 218 /* BreakStatement */: + return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier)); + case 219 /* ReturnStatement */: + return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression)); + case 220 /* WithStatement */: + return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 221 /* SwitchStatement */: + return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock)); + case 222 /* LabeledStatement */: + return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 223 /* ThrowStatement */: + return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression)); + case 224 /* TryStatement */: + return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause), visitNode(node.finallyBlock, visitor, ts.isBlock)); + case 226 /* VariableDeclaration */: + return ts.updateVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 227 /* VariableDeclarationList */: + return ts.updateVariableDeclarationList(node, nodesVisitor(node.declarations, visitor, ts.isVariableDeclaration)); + case 228 /* FunctionDeclaration */: + return ts.updateFunctionDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 229 /* ClassDeclaration */: + return ts.updateClassDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement)); + case 230 /* InterfaceDeclaration */: + return ts.updateInterfaceDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isTypeElement)); + case 231 /* TypeAliasDeclaration */: + return ts.updateTypeAliasDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 232 /* EnumDeclaration */: + return ts.updateEnumDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.members, visitor, ts.isEnumMember)); + case 233 /* ModuleDeclaration */: + return ts.updateModuleDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.body, visitor, ts.isModuleBody)); + case 234 /* ModuleBlock */: + return ts.updateModuleBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 235 /* CaseBlock */: + return ts.updateCaseBlock(node, nodesVisitor(node.clauses, visitor, ts.isCaseOrDefaultClause)); + case 236 /* NamespaceExportDeclaration */: + return ts.updateNamespaceExportDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier)); + case 237 /* ImportEqualsDeclaration */: + return ts.updateImportEqualsDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.moduleReference, visitor, ts.isModuleReference)); + case 238 /* ImportDeclaration */: + return ts.updateImportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); + case 239 /* ImportClause */: + return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings)); + case 240 /* NamespaceImport */: + return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier)); + case 241 /* NamedImports */: + return ts.updateNamedImports(node, nodesVisitor(node.elements, visitor, ts.isImportSpecifier)); + case 242 /* ImportSpecifier */: + return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier)); + case 243 /* ExportAssignment */: + return ts.updateExportAssignment(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression)); + case 244 /* ExportDeclaration */: + return ts.updateExportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExports), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); + case 245 /* NamedExports */: + return ts.updateNamedExports(node, nodesVisitor(node.elements, visitor, ts.isExportSpecifier)); + case 246 /* ExportSpecifier */: + return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier)); + // Module references + case 248 /* ExternalModuleReference */: + return ts.updateExternalModuleReference(node, visitNode(node.expression, visitor, ts.isExpression)); + // JSX + case 249 /* JsxElement */: + return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), nodesVisitor(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement)); + case 250 /* JsxSelfClosingElement */: + return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNode(node.attributes, visitor, ts.isJsxAttributes)); + case 251 /* JsxOpeningElement */: + return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNode(node.attributes, visitor, ts.isJsxAttributes)); + case 252 /* JsxClosingElement */: + return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression)); + case 253 /* JsxAttribute */: + return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression)); + case 254 /* JsxAttributes */: + return ts.updateJsxAttributes(node, nodesVisitor(node.properties, visitor, ts.isJsxAttributeLike)); + case 255 /* JsxSpreadAttribute */: + return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression)); + case 256 /* JsxExpression */: + return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + // Clauses + case 257 /* CaseClause */: + return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.statements, visitor, ts.isStatement)); + case 258 /* DefaultClause */: + return ts.updateDefaultClause(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 259 /* HeritageClause */: + return ts.updateHeritageClause(node, nodesVisitor(node.types, visitor, ts.isExpressionWithTypeArguments)); + case 260 /* CatchClause */: + return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock)); + // Property assignments + case 261 /* PropertyAssignment */: + return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); + case 262 /* ShorthandPropertyAssignment */: + return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression)); + case 263 /* SpreadAssignment */: + return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression)); + // Enum + case 264 /* EnumMember */: + return ts.updateEnumMember(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); + // Top-level nodes + case 265 /* SourceFile */: + return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context)); + // Transformation nodes + case 288 /* PartiallyEmittedExpression */: + return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + case 289 /* CommaListExpression */: + return ts.updateCommaList(node, nodesVisitor(node.elements, visitor, ts.isExpression)); + default: + // No need to visit nodes with no children. + return node; } } - ts.createTypeChecker = createTypeChecker; -})(ts || (ts = {})); -/// -/// -/// -/* @internal */ -var ts; -(function (ts) { - ; + ts.visitEachChild = visitEachChild; /** - * This map contains information about the shape of each Node in "types.ts" pertaining to how - * each node should be traversed during a transformation. - * - * Each edge corresponds to a property in a Node subtype that should be traversed when visiting - * each child. The properties are assigned in the order in which traversal should occur. - * - * We only add entries for nodes that do not have a create/update pair defined in factory.ts + * Extracts the single node from a NodeArray. * - * NOTE: This needs to be kept up to date with changes to nodes in "types.ts". Currently, this - * map is not comprehensive. Only node edges relevant to tree transformation are - * currently defined. We may extend this to be more comprehensive, and eventually - * supplant the existing `forEachChild` implementation if performance is not - * significantly impacted. + * @param nodes The NodeArray. */ - var nodeEdgeTraversalMap = ts.createMap((_a = {}, - _a[141 /* QualifiedName */] = [ - { name: "left", test: ts.isEntityName }, - { name: "right", test: ts.isIdentifier } - ], - _a[145 /* Decorator */] = [ - { name: "expression", test: ts.isLeftHandSideExpression } - ], - _a[182 /* TypeAssertionExpression */] = [ - { name: "type", test: ts.isTypeNode }, - { name: "expression", test: ts.isUnaryExpression } - ], - _a[200 /* AsExpression */] = [ - { name: "expression", test: ts.isExpression }, - { name: "type", test: ts.isTypeNode } - ], - _a[201 /* NonNullExpression */] = [ - { name: "expression", test: ts.isLeftHandSideExpression } - ], - _a[229 /* EnumDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isIdentifier }, - { name: "members", test: ts.isEnumMember } - ], - _a[230 /* ModuleDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isModuleName }, - { name: "body", test: ts.isModuleBody } - ], - _a[231 /* ModuleBlock */] = [ - { name: "statements", test: ts.isStatement } - ], - _a[234 /* ImportEqualsDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isIdentifier }, - { name: "moduleReference", test: ts.isModuleReference } - ], - _a[245 /* ExternalModuleReference */] = [ - { name: "expression", test: ts.isExpression, optional: true } - ], - _a[260 /* EnumMember */] = [ - { name: "name", test: ts.isPropertyName }, - { name: "initializer", test: ts.isExpression, optional: true, parenthesize: ts.parenthesizeExpressionForList } - ], - _a)); + function extractSingleNode(nodes) { + ts.Debug.assert(nodes.length <= 1, "Too many nodes written to output."); + return ts.singleOrUndefined(nodes); + } +})(ts || (ts = {})); +/* @internal */ +(function (ts) { function reduceNode(node, f, initial) { return node ? f(initial, node) : initial; } @@ -44215,8 +51266,7 @@ var ts; } /** * Similar to `reduceLeft`, performs a reduction against each child of a node. - * NOTE: Unlike `forEachChild`, this does *not* visit every node. Only nodes added to the - * `nodeEdgeTraversalMap` above will be visited. + * NOTE: Unlike `forEachChild`, this does *not* visit every node. * * @param node The node containing the children to reduce. * @param initial The initial value to supply to the reduction. @@ -44230,47 +51280,58 @@ var ts; var cbNodes = cbNodeArray || cbNode; var kind = node.kind; // No need to visit nodes with no children. - if ((kind > 0 /* FirstToken */ && kind <= 140 /* LastToken */)) { + if ((kind > 0 /* FirstToken */ && kind <= 142 /* LastToken */)) { return initial; } // We do not yet support types. - if ((kind >= 156 /* TypePredicate */ && kind <= 171 /* LiteralType */)) { + if ((kind >= 158 /* TypePredicate */ && kind <= 173 /* LiteralType */)) { return initial; } var result = initial; switch (node.kind) { // Leaf nodes - case 203 /* SemicolonClassElement */: - case 206 /* EmptyStatement */: - case 198 /* OmittedExpression */: - case 222 /* DebuggerStatement */: - case 293 /* NotEmittedStatement */: + case 206 /* SemicolonClassElement */: + case 209 /* EmptyStatement */: + case 200 /* OmittedExpression */: + case 225 /* DebuggerStatement */: + case 287 /* NotEmittedStatement */: // No need to visit nodes with no children. break; // Names - case 142 /* ComputedPropertyName */: + case 143 /* QualifiedName */: + result = reduceNode(node.left, cbNode, result); + result = reduceNode(node.right, cbNode, result); + break; + case 144 /* ComputedPropertyName */: result = reduceNode(node.expression, cbNode, result); break; // Signature elements - case 144 /* Parameter */: + case 146 /* Parameter */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 145 /* Decorator */: + case 147 /* Decorator */: result = reduceNode(node.expression, cbNode, result); break; // Type member - case 147 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.questionToken, cbNode, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + case 149 /* PropertyDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -44279,12 +51340,12 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 150 /* Constructor */: + case 152 /* Constructor */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNodes(node.parameters, cbNodes, result); result = reduceNode(node.body, cbNode, result); break; - case 151 /* GetAccessor */: + case 153 /* GetAccessor */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -44292,7 +51353,7 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -44300,45 +51361,49 @@ var ts; result = reduceNode(node.body, cbNode, result); break; // Binding patterns - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: result = reduceNodes(node.elements, cbNodes, result); break; - case 174 /* BindingElement */: + case 176 /* BindingElement */: result = reduceNode(node.propertyName, cbNode, result); result = reduceNode(node.name, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; // Expression - case 175 /* ArrayLiteralExpression */: + case 177 /* ArrayLiteralExpression */: result = reduceNodes(node.elements, cbNodes, result); break; - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: result = reduceNodes(node.properties, cbNodes, result); break; - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.name, cbNode, result); break; - case 178 /* ElementAccessExpression */: + case 180 /* ElementAccessExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.argumentExpression, cbNode, result); break; - case 179 /* CallExpression */: + case 181 /* CallExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNodes(node.typeArguments, cbNodes, result); result = reduceNodes(node.arguments, cbNodes, result); break; - case 180 /* NewExpression */: + case 182 /* NewExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNodes(node.typeArguments, cbNodes, result); result = reduceNodes(node.arguments, cbNodes, result); break; - case 181 /* TaggedTemplateExpression */: + case 183 /* TaggedTemplateExpression */: result = reduceNode(node.tag, cbNode, result); result = reduceNode(node.template, cbNode, result); break; - case 184 /* FunctionExpression */: + case 184 /* TypeAssertionExpression */: + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.expression, cbNode, result); + break; + case 186 /* FunctionExpression */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNodes(node.typeParameters, cbNodes, result); @@ -44346,119 +51411,123 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNodes(node.typeParameters, cbNodes, result); result = reduceNodes(node.parameters, cbNodes, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 183 /* ParenthesizedExpression */: - case 186 /* DeleteExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 189 /* AwaitExpression */: - case 195 /* YieldExpression */: - case 196 /* SpreadElement */: - case 201 /* NonNullExpression */: + case 185 /* ParenthesizedExpression */: + case 188 /* DeleteExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 191 /* AwaitExpression */: + case 197 /* YieldExpression */: + case 198 /* SpreadElement */: + case 203 /* NonNullExpression */: result = reduceNode(node.expression, cbNode, result); break; - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: result = reduceNode(node.operand, cbNode, result); break; - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: result = reduceNode(node.left, cbNode, result); result = reduceNode(node.right, cbNode, result); break; - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: result = reduceNode(node.condition, cbNode, result); result = reduceNode(node.whenTrue, cbNode, result); result = reduceNode(node.whenFalse, cbNode, result); break; - case 194 /* TemplateExpression */: + case 196 /* TemplateExpression */: result = reduceNode(node.head, cbNode, result); result = reduceNodes(node.templateSpans, cbNodes, result); break; - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNodes(node.typeParameters, cbNodes, result); result = reduceNodes(node.heritageClauses, cbNodes, result); result = reduceNodes(node.members, cbNodes, result); break; - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: result = reduceNode(node.expression, cbNode, result); result = reduceNodes(node.typeArguments, cbNodes, result); break; + case 202 /* AsExpression */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.type, cbNode, result); + break; // Misc - case 202 /* TemplateSpan */: + case 205 /* TemplateSpan */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.literal, cbNode, result); break; // Element - case 204 /* Block */: + case 207 /* Block */: result = reduceNodes(node.statements, cbNodes, result); break; - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.declarationList, cbNode, result); break; - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: result = reduceNode(node.expression, cbNode, result); break; - case 208 /* IfStatement */: + case 211 /* IfStatement */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.thenStatement, cbNode, result); result = reduceNode(node.elseStatement, cbNode, result); break; - case 209 /* DoStatement */: + case 212 /* DoStatement */: result = reduceNode(node.statement, cbNode, result); result = reduceNode(node.expression, cbNode, result); break; - case 210 /* WhileStatement */: - case 217 /* WithStatement */: + case 213 /* WhileStatement */: + case 220 /* WithStatement */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 211 /* ForStatement */: + case 214 /* ForStatement */: result = reduceNode(node.initializer, cbNode, result); result = reduceNode(node.condition, cbNode, result); result = reduceNode(node.incrementor, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: result = reduceNode(node.initializer, cbNode, result); result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 216 /* ReturnStatement */: - case 220 /* ThrowStatement */: + case 219 /* ReturnStatement */: + case 223 /* ThrowStatement */: result = reduceNode(node.expression, cbNode, result); break; - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.caseBlock, cbNode, result); break; - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: result = reduceNode(node.label, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 221 /* TryStatement */: + case 224 /* TryStatement */: result = reduceNode(node.tryBlock, cbNode, result); result = reduceNode(node.catchClause, cbNode, result); result = reduceNode(node.finallyBlock, cbNode, result); break; - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 224 /* VariableDeclarationList */: + case 227 /* VariableDeclarationList */: result = reduceNodes(node.declarations, cbNodes, result); break; - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -44467,7 +51536,7 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -44475,484 +51544,151 @@ var ts; result = reduceNodes(node.heritageClauses, cbNodes, result); result = reduceNodes(node.members, cbNodes, result); break; - case 232 /* CaseBlock */: + case 232 /* EnumDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.members, cbNodes, result); + break; + case 233 /* ModuleDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 234 /* ModuleBlock */: + result = reduceNodes(node.statements, cbNodes, result); + break; + case 235 /* CaseBlock */: result = reduceNodes(node.clauses, cbNodes, result); break; - case 235 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.moduleReference, cbNode, result); + break; + case 238 /* ImportDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.importClause, cbNode, result); result = reduceNode(node.moduleSpecifier, cbNode, result); break; - case 236 /* ImportClause */: + case 239 /* ImportClause */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.namedBindings, cbNode, result); break; - case 237 /* NamespaceImport */: + case 240 /* NamespaceImport */: result = reduceNode(node.name, cbNode, result); break; - case 238 /* NamedImports */: - case 242 /* NamedExports */: + case 241 /* NamedImports */: + case 245 /* NamedExports */: result = reduceNodes(node.elements, cbNodes, result); break; - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: result = reduceNode(node.propertyName, cbNode, result); result = reduceNode(node.name, cbNode, result); break; - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: result = ts.reduceLeft(node.decorators, cbNode, result); result = ts.reduceLeft(node.modifiers, cbNode, result); result = reduceNode(node.expression, cbNode, result); break; - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: result = ts.reduceLeft(node.decorators, cbNode, result); result = ts.reduceLeft(node.modifiers, cbNode, result); result = reduceNode(node.exportClause, cbNode, result); result = reduceNode(node.moduleSpecifier, cbNode, result); break; + // Module references + case 248 /* ExternalModuleReference */: + result = reduceNode(node.expression, cbNode, result); + break; // JSX - case 246 /* JsxElement */: + case 249 /* JsxElement */: result = reduceNode(node.openingElement, cbNode, result); result = ts.reduceLeft(node.children, cbNode, result); result = reduceNode(node.closingElement, cbNode, result); break; - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + case 251 /* JsxOpeningElement */: result = reduceNode(node.tagName, cbNode, result); - result = reduceNodes(node.attributes, cbNodes, result); + result = reduceNode(node.attributes, cbNode, result); + break; + case 254 /* JsxAttributes */: + result = reduceNodes(node.properties, cbNodes, result); break; - case 249 /* JsxClosingElement */: + case 252 /* JsxClosingElement */: result = reduceNode(node.tagName, cbNode, result); break; - case 250 /* JsxAttribute */: + case 253 /* JsxAttribute */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 251 /* JsxSpreadAttribute */: + case 255 /* JsxSpreadAttribute */: result = reduceNode(node.expression, cbNode, result); break; - case 252 /* JsxExpression */: + case 256 /* JsxExpression */: result = reduceNode(node.expression, cbNode, result); break; // Clauses - case 253 /* CaseClause */: + case 257 /* CaseClause */: result = reduceNode(node.expression, cbNode, result); - // fall-through - case 254 /* DefaultClause */: + // falls through + case 258 /* DefaultClause */: result = reduceNodes(node.statements, cbNodes, result); break; - case 255 /* HeritageClause */: + case 259 /* HeritageClause */: result = reduceNodes(node.types, cbNodes, result); break; - case 256 /* CatchClause */: + case 260 /* CatchClause */: result = reduceNode(node.variableDeclaration, cbNode, result); result = reduceNode(node.block, cbNode, result); break; // Property assignments - case 257 /* PropertyAssignment */: + case 261 /* PropertyAssignment */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.objectAssignmentInitializer, cbNode, result); break; - case 259 /* SpreadAssignment */: + case 263 /* SpreadAssignment */: result = reduceNode(node.expression, cbNode, result); break; + // Enum + case 264 /* EnumMember */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; // Top-level nodes - case 261 /* SourceFile */: + case 265 /* SourceFile */: result = reduceNodes(node.statements, cbNodes, result); break; - case 294 /* PartiallyEmittedExpression */: + // Transformation nodes + case 288 /* PartiallyEmittedExpression */: result = reduceNode(node.expression, cbNode, result); break; + case 289 /* CommaListExpression */: + result = reduceNodes(node.elements, cbNodes, result); + break; default: - var edgeTraversalPath = nodeEdgeTraversalMap[kind]; - if (edgeTraversalPath) { - for (var _i = 0, edgeTraversalPath_1 = edgeTraversalPath; _i < edgeTraversalPath_1.length; _i++) { - var edge = edgeTraversalPath_1[_i]; - var value = node[edge.name]; - if (value !== undefined) { - result = ts.isArray(value) - ? reduceNodes(value, cbNodes, result) - : cbNode(result, value); - } - } - } break; } return result; } ts.reduceEachChild = reduceEachChild; - function visitNode(node, visitor, test, optional, lift, parenthesize, parentNode) { - if (node === undefined || visitor === undefined) { - return node; - } - aggregateTransformFlags(node); - var visited = visitor(node); - if (visited === node) { - return node; - } - var visitedNode; - if (visited === undefined) { - if (!optional) { - Debug.failNotOptional(); - } - return undefined; - } - else if (ts.isArray(visited)) { - visitedNode = (lift || extractSingleNode)(visited); - } - else { - visitedNode = visited; - } - if (parenthesize !== undefined) { - visitedNode = parenthesize(visitedNode, parentNode); - } - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - return visitedNode; - } - ts.visitNode = visitNode; - function visitNodes(nodes, visitor, test, start, count, parenthesize, parentNode) { - if (nodes === undefined) { - return undefined; - } - var updated; - // Ensure start and count have valid values - var length = nodes.length; - if (start === undefined || start < 0) { - start = 0; - } - if (count === undefined || count > length - start) { - count = length - start; - } - if (start > 0 || count < length) { - // If we are not visiting all of the original nodes, we must always create a new array. - // Since this is a fragment of a node array, we do not copy over the previous location - // and will only copy over `hasTrailingComma` if we are including the last element. - updated = ts.createNodeArray([], /*location*/ undefined, - /*hasTrailingComma*/ nodes.hasTrailingComma && start + count === length); - } - // Visit each original node. - for (var i = 0; i < count; i++) { - var node = nodes[i + start]; - aggregateTransformFlags(node); - var visited = node !== undefined ? visitor(node) : undefined; - if (updated !== undefined || visited === undefined || visited !== node) { - if (updated === undefined) { - // Ensure we have a copy of `nodes`, up to the current index. - updated = ts.createNodeArray(nodes.slice(0, i), /*location*/ nodes, nodes.hasTrailingComma); - } - if (visited) { - if (ts.isArray(visited)) { - for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) { - var visitedNode = visited_1[_i]; - visitedNode = parenthesize - ? parenthesize(visitedNode, parentNode) - : visitedNode; - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - updated.push(visitedNode); - } - } - else { - var visitedNode = parenthesize - ? parenthesize(visited, parentNode) - : visited; - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - updated.push(visitedNode); - } - } - } - } - return updated || nodes; - } - ts.visitNodes = visitNodes; - /** - * Starts a new lexical environment and visits a statement list, ending the lexical environment - * and merging hoisted declarations upon completion. - */ - function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) { - context.startLexicalEnvironment(); - statements = visitNodes(statements, visitor, ts.isStatement, start); - if (ensureUseStrict && !ts.startsWithUseStrict(statements)) { - statements = ts.createNodeArray([ts.createStatement(ts.createLiteral("use strict"))].concat(statements), statements); - } - var declarations = context.endLexicalEnvironment(); - return ts.createNodeArray(ts.concatenate(statements, declarations), statements); - } - ts.visitLexicalEnvironment = visitLexicalEnvironment; - /** - * Starts a new lexical environment and visits a parameter list, suspending the lexical - * environment upon completion. - */ - function visitParameterList(nodes, visitor, context) { - context.startLexicalEnvironment(); - var updated = visitNodes(nodes, visitor, ts.isParameterDeclaration); - context.suspendLexicalEnvironment(); - return updated; - } - ts.visitParameterList = visitParameterList; - function visitFunctionBody(node, visitor, context) { - context.resumeLexicalEnvironment(); - var updated = visitNode(node, visitor, ts.isConciseBody); - var declarations = context.endLexicalEnvironment(); - if (ts.some(declarations)) { - var block = ts.convertToFunctionBody(updated); - var statements = mergeLexicalEnvironment(block.statements, declarations); - return ts.updateBlock(block, statements); - } - return updated; - } - ts.visitFunctionBody = visitFunctionBody; - function visitEachChild(node, visitor, context) { - if (node === undefined) { - return undefined; - } - var kind = node.kind; - // No need to visit nodes with no children. - if ((kind > 0 /* FirstToken */ && kind <= 140 /* LastToken */)) { - return node; - } - // We do not yet support types. - if ((kind >= 156 /* TypePredicate */ && kind <= 171 /* LiteralType */)) { - return node; - } - switch (node.kind) { - case 203 /* SemicolonClassElement */: - case 206 /* EmptyStatement */: - case 198 /* OmittedExpression */: - case 222 /* DebuggerStatement */: - // No need to visit nodes with no children. - return node; - // Names - case 142 /* ComputedPropertyName */: - return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression)); - // Signature elements - case 144 /* Parameter */: - return ts.updateParameter(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), node.dotDotDotToken, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - // Type member - case 147 /* PropertyDeclaration */: - return ts.updateProperty(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - case 149 /* MethodDeclaration */: - return ts.updateMethod(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 150 /* Constructor */: - return ts.updateConstructor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context), visitFunctionBody(node.body, visitor, context)); - case 151 /* GetAccessor */: - return ts.updateGetAccessor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 152 /* SetAccessor */: - return ts.updateSetAccessor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context), visitFunctionBody(node.body, visitor, context)); - // Binding patterns - case 172 /* ObjectBindingPattern */: - return ts.updateObjectBindingPattern(node, visitNodes(node.elements, visitor, ts.isBindingElement)); - case 173 /* ArrayBindingPattern */: - return ts.updateArrayBindingPattern(node, visitNodes(node.elements, visitor, ts.isArrayBindingElement)); - case 174 /* BindingElement */: - return ts.updateBindingElement(node, node.dotDotDotToken, visitNode(node.propertyName, visitor, ts.isPropertyName, /*optional*/ true), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - // Expression - case 175 /* ArrayLiteralExpression */: - return ts.updateArrayLiteral(node, visitNodes(node.elements, visitor, ts.isExpression)); - case 176 /* ObjectLiteralExpression */: - return ts.updateObjectLiteral(node, visitNodes(node.properties, visitor, ts.isObjectLiteralElementLike)); - case 177 /* PropertyAccessExpression */: - return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifier)); - case 178 /* ElementAccessExpression */: - return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression)); - case 179 /* CallExpression */: - return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNodes(node.arguments, visitor, ts.isExpression)); - case 180 /* NewExpression */: - return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNodes(node.arguments, visitor, ts.isExpression)); - case 181 /* TaggedTemplateExpression */: - return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral)); - case 183 /* ParenthesizedExpression */: - return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression)); - case 184 /* FunctionExpression */: - return ts.updateFunctionExpression(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 185 /* ArrowFunction */: - return ts.updateArrowFunction(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 186 /* DeleteExpression */: - return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression)); - case 187 /* TypeOfExpression */: - return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression)); - case 188 /* VoidExpression */: - return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression)); - case 189 /* AwaitExpression */: - return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression)); - case 192 /* BinaryExpression */: - return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression)); - case 190 /* PrefixUnaryExpression */: - return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression)); - case 191 /* PostfixUnaryExpression */: - return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression)); - case 193 /* ConditionalExpression */: - return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.whenFalse, visitor, ts.isExpression)); - case 194 /* TemplateExpression */: - return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), visitNodes(node.templateSpans, visitor, ts.isTemplateSpan)); - case 195 /* YieldExpression */: - return ts.updateYield(node, visitNode(node.expression, visitor, ts.isExpression)); - case 196 /* SpreadElement */: - return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression)); - case 197 /* ClassExpression */: - return ts.updateClassExpression(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), visitNodes(node.members, visitor, ts.isClassElement)); - case 199 /* ExpressionWithTypeArguments */: - return ts.updateExpressionWithTypeArguments(node, visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); - // Misc - case 202 /* TemplateSpan */: - return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail)); - // Element - case 204 /* Block */: - return ts.updateBlock(node, visitNodes(node.statements, visitor, ts.isStatement)); - case 205 /* VariableStatement */: - return ts.updateVariableStatement(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList)); - case 207 /* ExpressionStatement */: - return ts.updateStatement(node, visitNode(node.expression, visitor, ts.isExpression)); - case 208 /* IfStatement */: - return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, /*optional*/ false, liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, /*optional*/ true, liftToBlock)); - case 209 /* DoStatement */: - return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock), visitNode(node.expression, visitor, ts.isExpression)); - case 210 /* WhileStatement */: - return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 211 /* ForStatement */: - return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 212 /* ForInStatement */: - return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 213 /* ForOfStatement */: - return ts.updateForOf(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 214 /* ContinueStatement */: - return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier, /*optional*/ true)); - case 215 /* BreakStatement */: - return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier, /*optional*/ true)); - case 216 /* ReturnStatement */: - return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true)); - case 217 /* WithStatement */: - return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 218 /* SwitchStatement */: - return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock)); - case 219 /* LabeledStatement */: - return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 220 /* ThrowStatement */: - return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression)); - case 221 /* TryStatement */: - return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause, /*optional*/ true), visitNode(node.finallyBlock, visitor, ts.isBlock, /*optional*/ true)); - case 223 /* VariableDeclaration */: - return ts.updateVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - case 224 /* VariableDeclarationList */: - return ts.updateVariableDeclarationList(node, visitNodes(node.declarations, visitor, ts.isVariableDeclaration)); - case 225 /* FunctionDeclaration */: - return ts.updateFunctionDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 226 /* ClassDeclaration */: - return ts.updateClassDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), visitNodes(node.members, visitor, ts.isClassElement)); - case 232 /* CaseBlock */: - return ts.updateCaseBlock(node, visitNodes(node.clauses, visitor, ts.isCaseOrDefaultClause)); - case 235 /* ImportDeclaration */: - return ts.updateImportDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause, /*optional*/ true), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); - case 236 /* ImportClause */: - return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings, /*optional*/ true)); - case 237 /* NamespaceImport */: - return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier)); - case 238 /* NamedImports */: - return ts.updateNamedImports(node, visitNodes(node.elements, visitor, ts.isImportSpecifier)); - case 239 /* ImportSpecifier */: - return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.name, visitor, ts.isIdentifier)); - case 240 /* ExportAssignment */: - return ts.updateExportAssignment(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression)); - case 241 /* ExportDeclaration */: - return ts.updateExportDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExports, /*optional*/ true), visitNode(node.moduleSpecifier, visitor, ts.isExpression, /*optional*/ true)); - case 242 /* NamedExports */: - return ts.updateNamedExports(node, visitNodes(node.elements, visitor, ts.isExportSpecifier)); - case 243 /* ExportSpecifier */: - return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.name, visitor, ts.isIdentifier)); - // JSX - case 246 /* JsxElement */: - return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), visitNodes(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement)); - case 247 /* JsxSelfClosingElement */: - return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNodes(node.attributes, visitor, ts.isJsxAttributeLike)); - case 248 /* JsxOpeningElement */: - return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNodes(node.attributes, visitor, ts.isJsxAttributeLike)); - case 249 /* JsxClosingElement */: - return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression)); - case 250 /* JsxAttribute */: - return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression)); - case 251 /* JsxSpreadAttribute */: - return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression)); - case 252 /* JsxExpression */: - return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression)); - // Clauses - case 253 /* CaseClause */: - return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.statements, visitor, ts.isStatement)); - case 254 /* DefaultClause */: - return ts.updateDefaultClause(node, visitNodes(node.statements, visitor, ts.isStatement)); - case 255 /* HeritageClause */: - return ts.updateHeritageClause(node, visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments)); - case 256 /* CatchClause */: - return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock)); - // Property assignments - case 257 /* PropertyAssignment */: - return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); - case 258 /* ShorthandPropertyAssignment */: - return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression)); - case 259 /* SpreadAssignment */: - return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression)); - // Top-level nodes - case 261 /* SourceFile */: - return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context)); - // Transformation nodes - case 294 /* PartiallyEmittedExpression */: - return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression)); - default: - var updated = void 0; - var edgeTraversalPath = nodeEdgeTraversalMap[kind]; - if (edgeTraversalPath) { - for (var _i = 0, edgeTraversalPath_2 = edgeTraversalPath; _i < edgeTraversalPath_2.length; _i++) { - var edge = edgeTraversalPath_2[_i]; - var value = node[edge.name]; - if (value !== undefined) { - var visited = ts.isArray(value) - ? visitNodes(value, visitor, edge.test, 0, value.length, edge.parenthesize, node) - : visitNode(value, visitor, edge.test, edge.optional, edge.lift, edge.parenthesize, node); - if (updated !== undefined || visited !== value) { - if (updated === undefined) { - updated = ts.getMutableClone(node); - } - if (visited !== value) { - updated[edge.name] = visited; - } - } - } - } - } - return updated ? ts.updateNode(updated, node) : node; - } - // return node; - } - ts.visitEachChild = visitEachChild; function mergeLexicalEnvironment(statements, declarations) { if (!ts.some(declarations)) { return statements; } return ts.isNodeArray(statements) - ? ts.createNodeArray(ts.concatenate(statements, declarations), statements) + ? ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, declarations)), statements) : ts.addRange(statements, declarations); } ts.mergeLexicalEnvironment = mergeLexicalEnvironment; - function mergeFunctionBodyLexicalEnvironment(body, declarations) { - if (body && declarations !== undefined && declarations.length > 0) { - if (ts.isBlock(body)) { - return ts.updateBlock(body, ts.createNodeArray(ts.concatenate(body.statements, declarations), body.statements)); - } - else { - return ts.createBlock(ts.createNodeArray([ts.createReturn(body, /*location*/ body)].concat(declarations), body), - /*location*/ body, - /*multiLine*/ true); - } - } - return body; - } - ts.mergeFunctionBodyLexicalEnvironment = mergeFunctionBodyLexicalEnvironment; /** * Lifts a NodeArray containing only Statement nodes to a block. * @@ -44963,15 +51699,6 @@ var ts; return ts.singleOrUndefined(nodes) || ts.createBlock(nodes); } ts.liftToBlock = liftToBlock; - /** - * Extracts the single node from a NodeArray. - * - * @param nodes The NodeArray. - */ - function extractSingleNode(nodes) { - Debug.assert(nodes.length <= 1, "Too many nodes written to output."); - return ts.singleOrUndefined(nodes); - } /** * Aggregates the TransformFlags for a Node and its subtree. */ @@ -45017,7 +51744,7 @@ var ts; function aggregateTransformFlagsForSubtree(node) { // We do not transform ambient declarations or types, so there is no need to // recursively aggregate transform flags. - if (ts.hasModifier(node, 2 /* Ambient */) || (ts.isTypeNode(node) && node.kind !== 199 /* ExpressionWithTypeArguments */)) { + if (ts.hasModifier(node, 2 /* Ambient */) || (ts.isTypeNode(node) && node.kind !== 201 /* ExpressionWithTypeArguments */)) { return 0 /* None */; } // Aggregate the transform flags of each child. @@ -45035,42 +51762,242 @@ var ts; } var Debug; (function (Debug) { - Debug.failNotOptional = Debug.shouldAssert(1 /* Normal */) - ? function (message) { return Debug.assert(false, message || "Node not optional."); } - : ts.noop; + var isDebugInfoEnabled = false; Debug.failBadSyntaxKind = Debug.shouldAssert(1 /* Normal */) - ? function (node, message) { return Debug.assert(false, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected."; }); } + ? function (node, message) { return Debug.fail((message || "Unexpected node.") + "\r\nNode " + ts.formatSyntaxKind(node.kind) + " was unexpected.", Debug.failBadSyntaxKind); } : ts.noop; Debug.assertEachNode = Debug.shouldAssert(1 /* Normal */) - ? function (nodes, test, message) { return Debug.assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }); } + ? function (nodes, test, message) { return Debug.assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertEachNode); } : ts.noop; Debug.assertNode = Debug.shouldAssert(1 /* Normal */) - ? function (node, test, message) { return Debug.assert(test === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }); } + ? function (node, test, message) { return Debug.assert(test === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertNode); } : ts.noop; Debug.assertOptionalNode = Debug.shouldAssert(1 /* Normal */) - ? function (node, test, message) { return Debug.assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }); } + ? function (node, test, message) { return Debug.assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertOptionalNode); } : ts.noop; Debug.assertOptionalToken = Debug.shouldAssert(1 /* Normal */) - ? function (node, kind, message) { return Debug.assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was not a '" + ts.formatSyntaxKind(kind) + "' token."; }); } + ? function (node, kind, message) { return Debug.assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was not a '" + ts.formatSyntaxKind(kind) + "' token."; }, Debug.assertOptionalToken); } : ts.noop; Debug.assertMissingNode = Debug.shouldAssert(1 /* Normal */) - ? function (node, message) { return Debug.assert(node === undefined, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected'."; }); } + ? function (node, message) { return Debug.assert(node === undefined, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected'."; }, Debug.assertMissingNode); } : ts.noop; - function getFunctionName(func) { - if (typeof func !== "function") { - return ""; + /** + * Injects debug information into frequently used types. + */ + function enableDebugInfo() { + if (isDebugInfoEnabled) + return; + // Add additional properties in debug mode to assist with debugging. + Object.defineProperties(ts.objectAllocator.getSymbolConstructor().prototype, { + "__debugFlags": { get: function () { return ts.formatSymbolFlags(this.flags); } } + }); + Object.defineProperties(ts.objectAllocator.getTypeConstructor().prototype, { + "__debugFlags": { get: function () { return ts.formatTypeFlags(this.flags); } }, + "__debugObjectFlags": { get: function () { return this.flags & 32768 /* Object */ ? ts.formatObjectFlags(this.objectFlags) : ""; } }, + "__debugTypeToString": { value: function () { return this.checker.typeToString(this); } }, + }); + var nodeConstructors = [ + ts.objectAllocator.getNodeConstructor(), + ts.objectAllocator.getIdentifierConstructor(), + ts.objectAllocator.getTokenConstructor(), + ts.objectAllocator.getSourceFileConstructor() + ]; + for (var _i = 0, nodeConstructors_1 = nodeConstructors; _i < nodeConstructors_1.length; _i++) { + var ctor = nodeConstructors_1[_i]; + if (!ctor.prototype.hasOwnProperty("__debugKind")) { + Object.defineProperties(ctor.prototype, { + "__debugKind": { get: function () { return ts.formatSyntaxKind(this.kind); } }, + "__debugModifierFlags": { get: function () { return ts.formatModifierFlags(ts.getModifierFlagsNoCache(this)); } }, + "__debugTransformFlags": { get: function () { return ts.formatTransformFlags(this.transformFlags); } }, + "__debugEmitFlags": { get: function () { return ts.formatEmitFlags(ts.getEmitFlags(this)); } }, + "__debugGetText": { + value: function (includeTrivia) { + if (ts.nodeIsSynthesized(this)) + return ""; + var parseNode = ts.getParseTreeNode(this); + var sourceFile = parseNode && ts.getSourceFileOfNode(parseNode); + return sourceFile ? ts.getSourceTextOfNodeFromSourceFile(sourceFile, parseNode, includeTrivia) : ""; + } + } + }); + } } - else if (func.hasOwnProperty("name")) { - return func.name; + isDebugInfoEnabled = true; + } + Debug.enableDebugInfo = enableDebugInfo; + })(Debug = ts.Debug || (ts.Debug = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + function getOriginalNodeId(node) { + node = ts.getOriginalNode(node); + return node ? ts.getNodeId(node) : 0; + } + ts.getOriginalNodeId = getOriginalNodeId; + function collectExternalModuleInfo(sourceFile, resolver, compilerOptions) { + var externalImports = []; + var exportSpecifiers = ts.createMultiMap(); + var exportedBindings = []; + var uniqueExports = ts.createMap(); + var exportedNames; + var hasExportDefault = false; + var exportEquals = undefined; + var hasExportStarsToExportValues = false; + for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { + var node = _a[_i]; + switch (node.kind) { + case 238 /* ImportDeclaration */: + // import "mod" + // import x from "mod" + // import * as x from "mod" + // import { x, y } from "mod" + externalImports.push(node); + break; + case 237 /* ImportEqualsDeclaration */: + if (node.moduleReference.kind === 248 /* ExternalModuleReference */) { + // import x = require("mod") + externalImports.push(node); + } + break; + case 244 /* ExportDeclaration */: + if (node.moduleSpecifier) { + if (!node.exportClause) { + // export * from "mod" + externalImports.push(node); + hasExportStarsToExportValues = true; + } + else { + // export { x, y } from "mod" + externalImports.push(node); + } + } + else { + // export { x, y } + for (var _b = 0, _c = node.exportClause.elements; _b < _c.length; _b++) { + var specifier = _c[_b]; + if (!uniqueExports.get(ts.idText(specifier.name))) { + var name = specifier.propertyName || specifier.name; + exportSpecifiers.add(ts.idText(name), specifier); + var decl = resolver.getReferencedImportDeclaration(name) + || resolver.getReferencedValueDeclaration(name); + if (decl) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(decl), specifier.name); + } + uniqueExports.set(ts.idText(specifier.name), true); + exportedNames = ts.append(exportedNames, specifier.name); + } + } + } + break; + case 243 /* ExportAssignment */: + if (node.isExportEquals && !exportEquals) { + // export = x + exportEquals = node; + } + break; + case 208 /* VariableStatement */: + if (ts.hasModifier(node, 1 /* Export */)) { + for (var _d = 0, _e = node.declarationList.declarations; _d < _e.length; _d++) { + var decl = _e[_d]; + exportedNames = collectExportedVariableInfo(decl, uniqueExports, exportedNames); + } + } + break; + case 228 /* FunctionDeclaration */: + if (ts.hasModifier(node, 1 /* Export */)) { + if (ts.hasModifier(node, 512 /* Default */)) { + // export default function() { } + if (!hasExportDefault) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.getDeclarationName(node)); + hasExportDefault = true; + } + } + else { + // export function x() { } + var name = node.name; + if (!uniqueExports.get(ts.idText(name))) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name); + uniqueExports.set(ts.idText(name), true); + exportedNames = ts.append(exportedNames, name); + } + } + } + break; + case 229 /* ClassDeclaration */: + if (ts.hasModifier(node, 1 /* Export */)) { + if (ts.hasModifier(node, 512 /* Default */)) { + // export default class { } + if (!hasExportDefault) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.getDeclarationName(node)); + hasExportDefault = true; + } + } + else { + // export class x { } + var name = node.name; + if (name && !uniqueExports.get(ts.idText(name))) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name); + uniqueExports.set(ts.idText(name), true); + exportedNames = ts.append(exportedNames, name); + } + } + } + break; } - else { - var text = Function.prototype.toString.call(func); - var match = /^function\s+([\w\$]+)\s*\(/.exec(text); - return match ? match[1] : ""; + } + var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(sourceFile, compilerOptions, hasExportStarsToExportValues); + var externalHelpersImportDeclaration = externalHelpersModuleName && ts.createImportDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText)); + if (externalHelpersImportDeclaration) { + externalImports.unshift(externalHelpersImportDeclaration); + } + return { externalImports: externalImports, exportSpecifiers: exportSpecifiers, exportEquals: exportEquals, hasExportStarsToExportValues: hasExportStarsToExportValues, exportedBindings: exportedBindings, exportedNames: exportedNames, externalHelpersImportDeclaration: externalHelpersImportDeclaration }; + } + ts.collectExternalModuleInfo = collectExternalModuleInfo; + function collectExportedVariableInfo(decl, uniqueExports, exportedNames) { + if (ts.isBindingPattern(decl.name)) { + for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + exportedNames = collectExportedVariableInfo(element, uniqueExports, exportedNames); + } } } - })(Debug = ts.Debug || (ts.Debug = {})); - var _a; + else if (!ts.isGeneratedIdentifier(decl.name)) { + var text = ts.idText(decl.name); + if (!uniqueExports.get(text)) { + uniqueExports.set(text, true); + exportedNames = ts.append(exportedNames, decl.name); + } + } + return exportedNames; + } + /** Use a sparse array as a multi-map. */ + function multiMapSparseArrayAdd(map, key, value) { + var values = map[key]; + if (values) { + values.push(value); + } + else { + map[key] = values = [value]; + } + return values; + } + /** + * Used in the module transformer to check if an expression is reasonably without sideeffect, + * and thus better to copy into multiple places rather than to cache in a temporary variable + * - this is mostly subjective beyond the requirement that the expression not be sideeffecting + */ + function isSimpleCopiableExpression(expression) { + return expression.kind === 9 /* StringLiteral */ || + expression.kind === 8 /* NumericLiteral */ || + expression.kind === 13 /* NoSubstitutionTemplateLiteral */ || + ts.isKeyword(expression.kind) || + ts.isIdentifier(expression); + } + ts.isSimpleCopiableExpression = isSimpleCopiableExpression; })(ts || (ts = {})); /// /// @@ -45098,7 +52025,7 @@ var ts; var value; if (ts.isDestructuringAssignment(node)) { value = node.right; - while (ts.isEmptyObjectLiteralOrArrayLiteral(node.left)) { + while (ts.isEmptyArrayLiteral(node.left) || ts.isEmptyObjectLiteral(node.left)) { if (ts.isDestructuringAssignment(value)) { location = node = value; value = node.right; @@ -45112,6 +52039,7 @@ var ts; var flattenContext = { context: context, level: level, + downlevelIteration: context.getCompilerOptions().downlevelIteration, hoistTempVariables: true, emitExpression: emitExpression, emitBindingOrAssignment: emitBindingOrAssignment, @@ -45160,7 +52088,7 @@ var ts; ts.Debug.assertNode(target, createAssignmentCallback ? ts.isIdentifier : ts.isExpression); var expression = createAssignmentCallback ? createAssignmentCallback(target, value, location) - : ts.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value, location); + : ts.setTextRange(ts.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value), location); expression.original = original; emitExpression(expression); } @@ -45184,6 +52112,7 @@ var ts; var flattenContext = { context: context, level: level, + downlevelIteration: context.getCompilerOptions().downlevelIteration, hoistTempVariables: hoistTempVariables, emitExpression: emitExpression, emitBindingOrAssignment: emitBindingOrAssignment, @@ -45209,11 +52138,12 @@ var ts; } } for (var _i = 0, pendingDeclarations_1 = pendingDeclarations; _i < pendingDeclarations_1.length; _i++) { - var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name_30 = _a.name, value = _a.value, location_2 = _a.location, original = _a.original; - var variable = ts.createVariableDeclaration(name_30, - /*type*/ undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value, location_2); + var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name = _a.name, value = _a.value, location = _a.location, original = _a.original; + var variable = ts.createVariableDeclaration(name, + /*type*/ undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value); variable.original = original; - if (ts.isIdentifier(name_30)) { + ts.setTextRange(variable, location); + if (ts.isIdentifier(name)) { ts.setEmitFlags(variable, 64 /* NoNestedSourceMaps */); } ts.aggregateTransformFlags(variable); @@ -45335,11 +52265,21 @@ var ts; function flattenArrayBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) { var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern); var numElements = elements.length; - if (numElements !== 1 && (flattenContext.level < 1 /* ObjectRest */ || numElements === 0)) { + if (flattenContext.level < 1 /* ObjectRest */ && flattenContext.downlevelIteration) { + // Read the elements of the iterable into an array + value = ensureIdentifier(flattenContext, ts.createReadHelper(flattenContext.context, value, numElements > 0 && ts.getRestIndicatorOfBindingOrAssignmentElement(elements[numElements - 1]) + ? undefined + : numElements, location), + /*reuseIdentifierExpressions*/ false, location); + } + else if (numElements !== 1 && (flattenContext.level < 1 /* ObjectRest */ || numElements === 0) + || ts.every(elements, ts.isOmittedExpression)) { // For anything other than a single-element destructuring we need to generate a temporary // to ensure value is evaluated exactly once. Additionally, if we have zero elements // we need to emit *something* to ensure that in case a 'var' keyword was already emitted, // so in that case, we'll intentionally create that temporary. + // Or all the elements of the binding pattern are omitted expression such as "var [,] = [1,2]", + // then we will create temporary variable. var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0; value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location); } @@ -45408,17 +52348,17 @@ var ts; */ function createDestructuringPropertyAccess(flattenContext, value, propertyName) { if (ts.isComputedPropertyName(propertyName)) { - var argumentExpression = ensureIdentifier(flattenContext, propertyName.expression, /*reuseIdentifierExpressions*/ false, /*location*/ propertyName); + var argumentExpression = ensureIdentifier(flattenContext, ts.visitNode(propertyName.expression, flattenContext.visitor), /*reuseIdentifierExpressions*/ false, /*location*/ propertyName); return ts.createElementAccess(value, argumentExpression); } else if (ts.isStringOrNumericLiteral(propertyName)) { var argumentExpression = ts.getSynthesizedClone(propertyName); - argumentExpression.text = ts.unescapeIdentifier(argumentExpression.text); + argumentExpression.text = argumentExpression.text; return ts.createElementAccess(value, argumentExpression); } else { - var name_31 = ts.createIdentifier(ts.unescapeIdentifier(propertyName.text)); - return ts.createPropertyAccess(value, name_31); + var name = ts.createIdentifier(ts.idText(propertyName)); + return ts.createPropertyAccess(value, name); } } /** @@ -45440,7 +52380,7 @@ var ts; var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); if (flattenContext.hoistTempVariables) { flattenContext.context.hoistVariableDeclaration(temp); - flattenContext.emitExpression(ts.createAssignment(temp, value, location)); + flattenContext.emitExpression(ts.setTextRange(ts.createAssignment(temp, value), location)); } else { flattenContext.emitBindingOrAssignment(temp, value, location, /*original*/ undefined); @@ -45463,7 +52403,7 @@ var ts; return ts.createObjectLiteral(ts.map(elements, ts.convertToObjectAssignmentElement)); } function makeBindingElement(name) { - return ts.createBindingElement(/*propertyName*/ undefined, /*dotDotDotToken*/ undefined, name); + return ts.createBindingElement(/*dotDotDotToken*/ undefined, /*propertyName*/ undefined, name); } function makeAssignmentElement(name) { return name; @@ -45474,7 +52414,8 @@ var ts; text: "\n var __rest = (this && this.__rest) || function (s, e) {\n var t = {};\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\n t[p] = s[p];\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)\n t[p[i]] = s[p[i]];\n return t;\n };" }; /** Given value: o, propName: p, pattern: { a, b, ...p } from the original statement - * `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);`*/ + * `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);` + */ function createRestCall(context, value, elements, computedTempVariables, location) { context.requestEmitHelper(restHelper); var propertyNames = []; @@ -45493,7 +52434,11 @@ var ts; } } } - return ts.createCall(ts.getHelperName("__rest"), undefined, [value, ts.createArrayLiteral(propertyNames, location)]); + return ts.createCall(ts.getHelperName("__rest"), + /*typeArguments*/ undefined, [ + value, + ts.setTextRange(ts.createArrayLiteral(propertyNames), location) + ]); } })(ts || (ts = {})); /// @@ -45515,10 +52460,27 @@ var ts; /* Enables substitutions for unqualified enum members */ TypeScriptSubstitutionFlags[TypeScriptSubstitutionFlags["NonQualifiedEnumMembers"] = 8] = "NonQualifiedEnumMembers"; })(TypeScriptSubstitutionFlags || (TypeScriptSubstitutionFlags = {})); + var ClassFacts; + (function (ClassFacts) { + ClassFacts[ClassFacts["None"] = 0] = "None"; + ClassFacts[ClassFacts["HasStaticInitializedProperties"] = 1] = "HasStaticInitializedProperties"; + ClassFacts[ClassFacts["HasConstructorDecorators"] = 2] = "HasConstructorDecorators"; + ClassFacts[ClassFacts["HasMemberDecorators"] = 4] = "HasMemberDecorators"; + ClassFacts[ClassFacts["IsExportOfNamespace"] = 8] = "IsExportOfNamespace"; + ClassFacts[ClassFacts["IsNamedExternalExport"] = 16] = "IsNamedExternalExport"; + ClassFacts[ClassFacts["IsDefaultExternalExport"] = 32] = "IsDefaultExternalExport"; + ClassFacts[ClassFacts["IsDerivedClass"] = 64] = "IsDerivedClass"; + ClassFacts[ClassFacts["UseImmediatelyInvokedFunctionExpression"] = 128] = "UseImmediatelyInvokedFunctionExpression"; + ClassFacts[ClassFacts["HasAnyDecorators"] = 6] = "HasAnyDecorators"; + ClassFacts[ClassFacts["NeedsName"] = 5] = "NeedsName"; + ClassFacts[ClassFacts["MayNeedImmediatelyInvokedFunctionExpression"] = 7] = "MayNeedImmediatelyInvokedFunctionExpression"; + ClassFacts[ClassFacts["IsExported"] = 56] = "IsExported"; + })(ClassFacts || (ClassFacts = {})); function transformTypeScript(context) { var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; var resolver = context.getEmitResolver(); var compilerOptions = context.getCompilerOptions(); + var strictNullChecks = typeof compilerOptions.strictNullChecks === "undefined" ? compilerOptions.strict : compilerOptions.strictNullChecks; var languageVersion = ts.getEmitScriptTarget(compilerOptions); var moduleKind = ts.getEmitModuleKind(compilerOptions); // Save the previous transformation hooks. @@ -45528,8 +52490,8 @@ var ts; context.onEmitNode = onEmitNode; context.onSubstituteNode = onSubstituteNode; // Enable substitution for property/element access to emit const enum values. - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(178 /* ElementAccessExpression */); + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(180 /* ElementAccessExpression */); // These variables contain state that changes as we descend into the tree. var currentSourceFile; var currentNamespace; @@ -45558,7 +52520,7 @@ var ts; * @param node A SourceFile node. */ function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { + if (node.isDeclarationFile) { return node; } currentSourceFile = node; @@ -45593,19 +52555,28 @@ var ts; */ function onBeforeVisitNode(node) { switch (node.kind) { - case 261 /* SourceFile */: - case 232 /* CaseBlock */: - case 231 /* ModuleBlock */: - case 204 /* Block */: + case 265 /* SourceFile */: + case 235 /* CaseBlock */: + case 234 /* ModuleBlock */: + case 207 /* Block */: currentScope = node; currentScopeFirstDeclarationsOfName = undefined; break; - case 226 /* ClassDeclaration */: - case 225 /* FunctionDeclaration */: + case 229 /* ClassDeclaration */: + case 228 /* FunctionDeclaration */: if (ts.hasModifier(node, 2 /* Ambient */)) { break; } - recordEmittedDeclarationInScope(node); + // Record these declarations provided that they have a name. + if (node.name) { + recordEmittedDeclarationInScope(node); + } + else { + // These nodes should always have names unless they are default-exports; + // however, class declaration parsing allows for undefined names, so syntactically invalid + // programs may also have an undefined name. + ts.Debug.assert(node.kind === 229 /* ClassDeclaration */ || ts.hasModifier(node, 512 /* Default */)); + } break; } } @@ -45648,16 +52619,33 @@ var ts; */ function sourceElementVisitorWorker(node) { switch (node.kind) { - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 243 /* ExportAssignment */: + case 244 /* ExportDeclaration */: + return visitEllidableStatement(node); + default: + return visitorWorker(node); + } + } + function visitEllidableStatement(node) { + var parsed = ts.getParseTreeNode(node); + if (parsed !== node) { + // If the node has been transformed by a `before` transformer, perform no ellision on it + // As the type information we would attempt to lookup to perform ellision is potentially unavailable for the synthesized nodes + return node; + } + switch (node.kind) { + case 238 /* ImportDeclaration */: return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return visitImportEqualsDeclaration(node); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return visitExportAssignment(node); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: return visitExportDeclaration(node); default: - return visitorWorker(node); + ts.Debug.fail("Unhandled ellided statement"); } } /** @@ -45674,11 +52662,11 @@ var ts; * @param node The node to visit. */ function namespaceElementVisitorWorker(node) { - if (node.kind === 241 /* ExportDeclaration */ || - node.kind === 235 /* ImportDeclaration */ || - node.kind === 236 /* ImportClause */ || - (node.kind === 234 /* ImportEqualsDeclaration */ && - node.moduleReference.kind === 245 /* ExternalModuleReference */)) { + if (node.kind === 244 /* ExportDeclaration */ || + node.kind === 238 /* ImportDeclaration */ || + node.kind === 239 /* ImportClause */ || + (node.kind === 237 /* ImportEqualsDeclaration */ && + node.moduleReference.kind === 248 /* ExternalModuleReference */)) { // do not emit ES6 imports and exports since they are illegal inside a namespace return undefined; } @@ -45708,19 +52696,19 @@ var ts; */ function classElementVisitorWorker(node) { switch (node.kind) { - case 150 /* Constructor */: + case 152 /* Constructor */: // TypeScript constructors are transformed in `visitClassDeclaration`. // We elide them here as `visitorWorker` checks transform flags, which could // erronously include an ES6 constructor without TypeScript syntax. return undefined; - case 147 /* PropertyDeclaration */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: + case 149 /* PropertyDeclaration */: + case 157 /* IndexSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 151 /* MethodDeclaration */: // Fallback to the default visit behavior. return visitorWorker(node); - case 203 /* SemicolonClassElement */: + case 206 /* SemicolonClassElement */: return node; default: ts.Debug.failBadSyntaxKind(node); @@ -45731,7 +52719,7 @@ var ts; if (ts.modifierToFlag(node.kind) & 2270 /* TypeScriptModifier */) { return undefined; } - else if (currentNamespace && node.kind === 83 /* ExportKeyword */) { + else if (currentNamespace && node.kind === 84 /* ExportKeyword */) { return undefined; } return node; @@ -45748,59 +52736,61 @@ var ts; return ts.createNotEmittedStatement(node); } switch (node.kind) { - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: // ES6 export and default modifiers are elided when inside a namespace. return currentNamespace ? undefined : node; - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 116 /* AbstractKeyword */: - case 75 /* ConstKeyword */: - case 123 /* DeclareKeyword */: - case 130 /* ReadonlyKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 117 /* AbstractKeyword */: + case 76 /* ConstKeyword */: + case 124 /* DeclareKeyword */: + case 131 /* ReadonlyKeyword */: // TypeScript accessibility and readonly modifiers are elided. - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 161 /* TypeLiteral */: - case 156 /* TypePredicate */: - case 143 /* TypeParameter */: - case 118 /* AnyKeyword */: - case 121 /* BooleanKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 129 /* NeverKeyword */: - case 104 /* VoidKeyword */: - case 135 /* SymbolKeyword */: - case 159 /* ConstructorType */: - case 158 /* FunctionType */: - case 160 /* TypeQuery */: - case 157 /* TypeReference */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: - case 167 /* ThisType */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 171 /* LiteralType */: + case 164 /* ArrayType */: + case 165 /* TupleType */: + case 163 /* TypeLiteral */: + case 158 /* TypePredicate */: + case 145 /* TypeParameter */: + case 119 /* AnyKeyword */: + case 122 /* BooleanKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 130 /* NeverKeyword */: + case 105 /* VoidKeyword */: + case 137 /* SymbolKeyword */: + case 161 /* ConstructorType */: + case 160 /* FunctionType */: + case 162 /* TypeQuery */: + case 159 /* TypeReference */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 168 /* ParenthesizedType */: + case 169 /* ThisType */: + case 170 /* TypeOperator */: + case 171 /* IndexedAccessType */: + case 172 /* MappedType */: + case 173 /* LiteralType */: // TypeScript type nodes are elided. - case 155 /* IndexSignature */: + case 157 /* IndexSignature */: // TypeScript index signatures are elided. - case 145 /* Decorator */: + case 147 /* Decorator */: // TypeScript decorators are elided. They will be emitted as part of visitClassDeclaration. - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: // TypeScript type-only declarations are elided. - case 147 /* PropertyDeclaration */: - // TypeScript property declarations are elided. + case 149 /* PropertyDeclaration */: + // TypeScript property declarations are elided. + case 236 /* NamespaceExportDeclaration */: + // TypeScript namespace export declarations are elided. return undefined; - case 150 /* Constructor */: + case 152 /* Constructor */: return visitConstructor(node); - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: // TypeScript interfaces are elided, but some comments may be preserved. // See the implementation of `getLeadingComments` in comments.ts for more details. return ts.createNotEmittedStatement(node); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: // This is a class declaration with TypeScript syntax extensions. // // TypeScript class syntax extensions include: @@ -45811,7 +52801,7 @@ var ts; // - index signatures // - method overload signatures return visitClassDeclaration(node); - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: // This is a class expression with TypeScript syntax extensions. // // TypeScript class syntax extensions include: @@ -45822,35 +52812,35 @@ var ts; // - index signatures // - method overload signatures return visitClassExpression(node); - case 255 /* HeritageClause */: + case 259 /* HeritageClause */: // This is a heritage clause with TypeScript syntax extensions. // // TypeScript heritage clause extensions include: // - `implements` clause return visitHeritageClause(node); - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: // TypeScript supports type arguments on an expression in an `extends` heritage clause. return visitExpressionWithTypeArguments(node); - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: // TypeScript method declarations may have decorators, modifiers // or type annotations. return visitMethodDeclaration(node); - case 151 /* GetAccessor */: + case 153 /* GetAccessor */: // Get Accessors can have TypeScript modifiers, decorators, and type annotations. return visitGetAccessor(node); - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: // Set Accessors can have TypeScript modifiers and type annotations. return visitSetAccessor(node); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: // Typescript function declarations can have modifiers, decorators, and type annotations. return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: // TypeScript function expressions can have modifiers and type annotations. return visitFunctionExpression(node); - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: // TypeScript arrow functions can have modifiers and type annotations. return visitArrowFunction(node); - case 144 /* Parameter */: + case 146 /* Parameter */: // This is a parameter declaration with TypeScript syntax extensions. // // TypeScript parameter declaration syntax extensions include: @@ -45860,33 +52850,33 @@ var ts; // - type annotations // - this parameters return visitParameter(node); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: // ParenthesizedExpressions are TypeScript if their expression is a // TypeAssertion or AsExpression return visitParenthesizedExpression(node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: // TypeScript type assertions are removed, but their subtrees are preserved. return visitAssertionExpression(node); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return visitCallExpression(node); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return visitNewExpression(node); - case 201 /* NonNullExpression */: + case 203 /* NonNullExpression */: // TypeScript non-null expressions are removed, but their subtrees are preserved. return visitNonNullExpression(node); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: // TypeScript enum declarations do not exist in ES6 and must be rewritten. return visitEnumDeclaration(node); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: // TypeScript namespace exports for variable statements must be transformed. return visitVariableStatement(node); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return visitVariableDeclaration(node); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: // TypeScript namespace declarations must be transformed. return visitModuleDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: // TypeScript namespace or external module import. return visitImportEqualsDeclaration(node); default: @@ -45895,7 +52885,8 @@ var ts; } } function visitSourceFile(node) { - var alwaysStrict = compilerOptions.alwaysStrict && !(ts.isExternalModule(node) && moduleKind === ts.ModuleKind.ES2015); + var alwaysStrict = (compilerOptions.alwaysStrict === undefined ? compilerOptions.strict : compilerOptions.alwaysStrict) && + !(ts.isExternalModule(node) && moduleKind >= ts.ModuleKind.ES2015); return ts.updateSourceFileNode(node, ts.visitLexicalEnvironment(node.statements, sourceElementVisitor, context, /*start*/ 0, alwaysStrict)); } /** @@ -45917,6 +52908,27 @@ var ts; function shouldEmitDecorateCallForParameter(parameter) { return parameter.decorators !== undefined && parameter.decorators.length > 0; } + function getClassFacts(node, staticProperties) { + var facts = 0 /* None */; + if (ts.some(staticProperties)) + facts |= 1 /* HasStaticInitializedProperties */; + var extendsClauseElement = ts.getClassExtendsHeritageClauseElement(node); + if (extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 95 /* NullKeyword */) + facts |= 64 /* IsDerivedClass */; + if (shouldEmitDecorateCallForClass(node)) + facts |= 2 /* HasConstructorDecorators */; + if (ts.childIsDecorated(node)) + facts |= 4 /* HasMemberDecorators */; + if (isExportOfNamespace(node)) + facts |= 8 /* IsExportOfNamespace */; + else if (isDefaultExternalModuleExport(node)) + facts |= 32 /* IsDefaultExternalExport */; + else if (isNamedExternalModuleExport(node)) + facts |= 16 /* IsNamedExternalExport */; + if (languageVersion <= 1 /* ES5 */ && (facts & 7 /* MayNeedImmediatelyInvokedFunctionExpression */)) + facts |= 128 /* UseImmediatelyInvokedFunctionExpression */; + return facts; + } /** * Transforms a class declaration with TypeScript syntax into compatible ES6. * @@ -45930,50 +52942,82 @@ var ts; */ function visitClassDeclaration(node) { var staticProperties = getInitializedProperties(node, /*isStatic*/ true); - var hasExtendsClause = ts.getClassExtendsHeritageClauseElement(node) !== undefined; - var isDecoratedClass = shouldEmitDecorateCallForClass(node); - // emit name if - // - node has a name - // - node has static initializers - // - var name = node.name; - if (!name && staticProperties.length > 0) { - name = ts.getGeneratedNameForNode(node); - } - var classStatement = isDecoratedClass - ? createClassDeclarationHeadWithDecorators(node, name, hasExtendsClause) - : createClassDeclarationHeadWithoutDecorators(node, name, hasExtendsClause, staticProperties.length > 0); + var facts = getClassFacts(node, staticProperties); + if (facts & 128 /* UseImmediatelyInvokedFunctionExpression */) { + context.startLexicalEnvironment(); + } + var name = node.name || (facts & 5 /* NeedsName */ ? ts.getGeneratedNameForNode(node) : undefined); + var classStatement = facts & 2 /* HasConstructorDecorators */ + ? createClassDeclarationHeadWithDecorators(node, name, facts) + : createClassDeclarationHeadWithoutDecorators(node, name, facts); var statements = [classStatement]; // Emit static property assignment. Because classDeclaration is lexically evaluated, // it is safe to emit static property assignment after classDeclaration // From ES6 specification: // HasLexicalDeclaration (N) : Determines if the argument identifier has a binding in this environment record that was created using // a lexical declaration such as a LexicalDeclaration or a ClassDeclaration. - if (staticProperties.length) { - addInitializedPropertyStatements(statements, staticProperties, ts.getLocalName(node)); + if (facts & 1 /* HasStaticInitializedProperties */) { + addInitializedPropertyStatements(statements, staticProperties, facts & 128 /* UseImmediatelyInvokedFunctionExpression */ ? ts.getInternalName(node) : ts.getLocalName(node)); } // Write any decorators of the node. addClassElementDecorationStatements(statements, node, /*isStatic*/ false); addClassElementDecorationStatements(statements, node, /*isStatic*/ true); addConstructorDecorationStatement(statements, node); + if (facts & 128 /* UseImmediatelyInvokedFunctionExpression */) { + // When we emit a TypeScript class down to ES5, we must wrap it in an IIFE so that the + // 'es2015' transformer can properly nest static initializers and decorators. The result + // looks something like: + // + // var C = function () { + // class C { + // } + // C.static_prop = 1; + // return C; + // }(); + // + var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentSourceFile.text, node.members.end), 18 /* CloseBraceToken */); + var localName = ts.getInternalName(node); + // The following partially-emitted expression exists purely to align our sourcemap + // emit with the original emitter. + var outer = ts.createPartiallyEmittedExpression(localName); + outer.end = closingBraceLocation.end; + ts.setEmitFlags(outer, 1536 /* NoComments */); + var statement = ts.createReturn(outer); + statement.pos = closingBraceLocation.pos; + ts.setEmitFlags(statement, 1536 /* NoComments */ | 384 /* NoTokenSourceMaps */); + statements.push(statement); + ts.addRange(statements, context.endLexicalEnvironment()); + var iife = ts.createImmediatelyInvokedArrowFunction(statements); + ts.setEmitFlags(iife, 33554432 /* TypeScriptClassWrapper */); + var varStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ false), + /*type*/ undefined, iife) + ])); + ts.setOriginalNode(varStatement, node); + ts.setCommentRange(varStatement, node); + ts.setSourceMapRange(varStatement, ts.moveRangePastDecorators(node)); + ts.startOnNewLine(varStatement); + statements = [varStatement]; + } // If the class is exported as part of a TypeScript namespace, emit the namespace export. // Otherwise, if the class was exported at the top level and was decorated, emit an export // declaration or export default for the class. - if (isNamespaceExport(node)) { + if (facts & 8 /* IsExportOfNamespace */) { addExportMemberAssignment(statements, node); } - else if (isDecoratedClass) { - if (isDefaultExternalModuleExport(node)) { + else if (facts & 128 /* UseImmediatelyInvokedFunctionExpression */ || facts & 2 /* HasConstructorDecorators */) { + if (facts & 32 /* IsDefaultExternalExport */) { statements.push(ts.createExportDefault(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true))); } - else if (isNamedExternalModuleExport(node)) { + else if (facts & 16 /* IsNamedExternalExport */) { statements.push(ts.createExternalModuleExport(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true))); } } if (statements.length > 1) { // Add a DeclarationMarker as a marker for the end of the declaration statements.push(ts.createEndOfDeclarationMarker(node)); - ts.setEmitFlags(classStatement, ts.getEmitFlags(classStatement) | 2097152 /* HasEndOfDeclarationMarker */); + ts.setEmitFlags(classStatement, ts.getEmitFlags(classStatement) | 4194304 /* HasEndOfDeclarationMarker */); } return ts.singleOrMany(statements); } @@ -45982,22 +53026,26 @@ var ts; * * @param node A ClassDeclaration node. * @param name The name of the class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. - * @param hasStaticProperties A value indicating whether the class has static properties. + * @param facts Precomputed facts about the class. */ - function createClassDeclarationHeadWithoutDecorators(node, name, hasExtendsClause, hasStaticProperties) { + function createClassDeclarationHeadWithoutDecorators(node, name, facts) { // ${modifiers} class ${name} ${heritageClauses} { // ${members} // } + // we do not emit modifiers on the declaration if we are emitting an IIFE + var modifiers = !(facts & 128 /* UseImmediatelyInvokedFunctionExpression */) + ? ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier) + : undefined; var classDeclaration = ts.createClassDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), name, - /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, hasExtendsClause), node); - var emitFlags = ts.getEmitFlags(node); + /*decorators*/ undefined, modifiers, name, + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, (facts & 64 /* IsDerivedClass */) !== 0)); // To better align with the old emitter, we should not emit a trailing source map // entry if the class has static properties. - if (hasStaticProperties) { + var emitFlags = ts.getEmitFlags(node); + if (facts & 1 /* HasStaticInitializedProperties */) { emitFlags |= 32 /* NoTrailingSourceMap */; } + ts.setTextRange(classDeclaration, node); ts.setOriginalNode(classDeclaration, node); ts.setEmitFlags(classDeclaration, emitFlags); return classDeclaration; @@ -46005,13 +53053,8 @@ var ts; /** * Transforms a decorated class declaration and appends the resulting statements. If * the class requires an alias to avoid issues with double-binding, the alias is returned. - * - * @param statements A statement list to which to add the declaration. - * @param node A ClassDeclaration node. - * @param name The name of the class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. */ - function createClassDeclarationHeadWithDecorators(node, name, hasExtendsClause) { + function createClassDeclarationHeadWithDecorators(node, name, facts) { // When we emit an ES6 class that has a class decorator, we must tailor the // emit to certain specific cases. // @@ -46104,13 +53147,19 @@ var ts; // ${members} // } var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); - var members = transformClassMembers(node, hasExtendsClause); - var classExpression = ts.createClassExpression(/*modifiers*/ undefined, name, /*typeParameters*/ undefined, heritageClauses, members, location); + var members = transformClassMembers(node, (facts & 64 /* IsDerivedClass */) !== 0); + var classExpression = ts.createClassExpression(/*modifiers*/ undefined, name, /*typeParameters*/ undefined, heritageClauses, members); ts.setOriginalNode(classExpression, node); + ts.setTextRange(classExpression, location); // let ${name} = ${classExpression} where name is either declaredName if the class doesn't contain self-reference // or decoratedClassAlias if the class contain self-reference. - var statement = ts.createLetStatement(declName, classAlias ? ts.createAssignment(classAlias, classExpression) : classExpression, location); + var statement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(declName, + /*type*/ undefined, classAlias ? ts.createAssignment(classAlias, classExpression) : classExpression) + ], 1 /* Let */)); ts.setOriginalNode(statement, node); + ts.setTextRange(statement, location); ts.setCommentRange(statement, node); return statement; } @@ -46126,11 +53175,12 @@ var ts; function visitClassExpression(node) { var staticProperties = getInitializedProperties(node, /*isStatic*/ true); var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); - var members = transformClassMembers(node, ts.some(heritageClauses, function (c) { return c.token === 84 /* ExtendsKeyword */; })); - var classExpression = ts.setOriginalNode(ts.createClassExpression( + var members = transformClassMembers(node, ts.some(heritageClauses, function (c) { return c.token === 85 /* ExtendsKeyword */; })); + var classExpression = ts.createClassExpression( /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, heritageClauses, members, - /*location*/ node), node); + /*typeParameters*/ undefined, heritageClauses, members); + ts.setOriginalNode(classExpression, node); + ts.setTextRange(classExpression, node); if (staticProperties.length > 0) { var expressions = []; var temp = ts.createTempVariable(hoistVariableDeclaration); @@ -46141,7 +53191,7 @@ var ts; } // To preserve the behavior of the old emitter, we explicitly indent // the body of a class with static initializers. - ts.setEmitFlags(classExpression, 32768 /* Indented */ | ts.getEmitFlags(classExpression)); + ts.setEmitFlags(classExpression, 65536 /* Indented */ | ts.getEmitFlags(classExpression)); expressions.push(ts.startOnNewLine(ts.createAssignment(temp, classExpression))); ts.addRange(expressions, generateInitializedPropertyExpressions(staticProperties, temp)); expressions.push(ts.startOnNewLine(temp)); @@ -46153,24 +53203,24 @@ var ts; * Transforms the members of a class. * * @param node The current class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. + * @param isDerivedClass A value indicating whether the class has an extends clause that does not extend 'null'. */ - function transformClassMembers(node, hasExtendsClause) { + function transformClassMembers(node, isDerivedClass) { var members = []; - var constructor = transformConstructor(node, hasExtendsClause); + var constructor = transformConstructor(node, isDerivedClass); if (constructor) { members.push(constructor); } ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement)); - return ts.createNodeArray(members, /*location*/ node.members); + return ts.setTextRange(ts.createNodeArray(members), /*location*/ node.members); } /** * Transforms (or creates) a constructor for a class. * * @param node The current class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. + * @param isDerivedClass A value indicating whether the class has an extends clause that does not extend 'null'. */ - function transformConstructor(node, hasExtendsClause) { + function transformConstructor(node, isDerivedClass) { // Check if we have property assignment inside class declaration. // If there is a property assignment, we need to emit constructor whether users define it or not // If there is no property assignment, we can omit constructor if users do not define it @@ -46183,21 +53233,19 @@ var ts; return ts.visitEachChild(constructor, visitor, context); } var parameters = transformConstructorParameters(constructor); - var body = transformConstructorBody(node, constructor, hasExtendsClause); + var body = transformConstructorBody(node, constructor, isDerivedClass); // constructor(${parameters}) { // ${body} // } - return ts.startOnNewLine(ts.setOriginalNode(ts.createConstructor( + return ts.startOnNewLine(ts.setOriginalNode(ts.setTextRange(ts.createConstructor( /*decorators*/ undefined, - /*modifiers*/ undefined, parameters, body, - /*location*/ constructor || node), constructor)); + /*modifiers*/ undefined, parameters, body), constructor || node), constructor)); } /** * Transforms (or creates) the parameters for the constructor of a class with * parameter property assignments or instance property initializers. * * @param constructor The constructor declaration. - * @param hasExtendsClause A value indicating whether the class has an extends clause. */ function transformConstructorParameters(constructor) { // The ES2015 spec specifies in 14.5.14. Runtime Semantics: ClassDefinitionEvaluation: @@ -46224,9 +53272,9 @@ var ts; * * @param node The current class. * @param constructor The current class constructor. - * @param hasExtendsClause A value indicating whether the class has an extends clause. + * @param isDerivedClass A value indicating whether the class has an extends clause that does not extend 'null'. */ - function transformConstructorBody(node, constructor, hasExtendsClause) { + function transformConstructorBody(node, constructor, isDerivedClass) { var statements = []; var indexOfFirstStatement = 0; resumeLexicalEnvironment(); @@ -46247,7 +53295,7 @@ var ts; var propertyAssignments = getParametersWithPropertyAssignments(constructor); ts.addRange(statements, ts.map(propertyAssignments, transformParameterWithPropertyAssignment)); } - else if (hasExtendsClause) { + else if (isDerivedClass) { // Add a synthetic `super` call: // // super(...arguments); @@ -46272,11 +53320,11 @@ var ts; ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement)); } // End the lexical environment. - ts.addRange(statements, endLexicalEnvironment()); - return ts.createBlock(ts.createNodeArray(statements, + statements = ts.mergeLexicalEnvironment(statements, endLexicalEnvironment()); + return ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ constructor ? constructor.body.statements : node.members), - /*location*/ constructor ? constructor.body : undefined, - /*multiLine*/ true); + /*multiLine*/ true), + /*location*/ constructor ? constructor.body : undefined); } /** * Adds super call and preceding prologue directives into the list of statements. @@ -46288,13 +53336,13 @@ var ts; if (ctor.body) { var statements = ctor.body.statements; // add prologue directives to the list (if any) - var index = ts.addPrologueDirectives(result, statements, /*ensureUseStrict*/ false, visitor); + var index = ts.addPrologue(result, statements, /*ensureUseStrict*/ false, visitor); if (index === statements.length) { // list contains nothing but prologue directives (or empty) - exit return index; } var statement = statements[index]; - if (statement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { + if (statement.kind === 210 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { result.push(ts.visitNode(statement, visitor, ts.isStatement)); return index + 1; } @@ -46331,9 +53379,7 @@ var ts; ts.setEmitFlags(propertyName, 1536 /* NoComments */ | 48 /* NoSourceMap */); var localName = ts.getMutableClone(name); ts.setEmitFlags(localName, 1536 /* NoComments */); - return ts.startOnNewLine(ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createThis(), propertyName, - /*location*/ node.name), localName), - /*location*/ ts.moveRangePos(node, -1))); + return ts.startOnNewLine(ts.setTextRange(ts.createStatement(ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createThis(), propertyName), node.name), localName)), ts.moveRangePos(node, -1))); } /** * Gets all property declarations with initializers on either the static or instance side of a class. @@ -46367,7 +53413,7 @@ var ts; * @param isStatic A value indicating whether the member should be a static or instance member. */ function isInitializedProperty(member, isStatic) { - return member.kind === 147 /* PropertyDeclaration */ + return member.kind === 149 /* PropertyDeclaration */ && isStatic === ts.hasModifier(member, 32 /* Static */) && member.initializer !== undefined; } @@ -46378,8 +53424,8 @@ var ts; * @param receiver The receiver on which each property should be assigned. */ function addInitializedPropertyStatements(statements, properties, receiver) { - for (var _i = 0, properties_8 = properties; _i < properties_8.length; _i++) { - var property = properties_8[_i]; + for (var _i = 0, properties_10 = properties; _i < properties_10.length; _i++) { + var property = properties_10[_i]; var statement = ts.createStatement(transformInitializedProperty(property, receiver)); ts.setSourceMapRange(statement, ts.moveRangePastModifiers(property)); ts.setCommentRange(statement, property); @@ -46394,8 +53440,8 @@ var ts; */ function generateInitializedPropertyExpressions(properties, receiver) { var expressions = []; - for (var _i = 0, properties_9 = properties; _i < properties_9.length; _i++) { - var property = properties_9[_i]; + for (var _i = 0, properties_11 = properties; _i < properties_11.length; _i++) { + var property = properties_11[_i]; var expression = transformInitializedProperty(property, receiver); expression.startsOnNewLine = true; ts.setSourceMapRange(expression, ts.moveRangePastModifiers(property)); @@ -46502,12 +53548,12 @@ var ts; */ function getAllDecoratorsOfClassElement(node, member) { switch (member.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return getAllDecoratorsOfAccessors(node, member); - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: return getAllDecoratorsOfMethod(member); - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return getAllDecoratorsOfProperty(member); default: return undefined; @@ -46601,8 +53647,8 @@ var ts; function generateClassElementDecorationExpressions(node, isStatic) { var members = getDecoratedClassElements(node, isStatic); var expressions; - for (var _i = 0, members_2 = members; _i < members_2.length; _i++) { - var member = members_2[_i]; + for (var _i = 0, members_3 = members; _i < members_3.length; _i++) { + var member = members_3[_i]; var expression = generateClassElementDecorationExpression(node, member); if (expression) { if (!expressions) { @@ -46660,8 +53706,12 @@ var ts; var prefix = getClassMemberPrefix(node, member); var memberName = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ true); var descriptor = languageVersion > 0 /* ES3 */ - ? member.kind === 147 /* PropertyDeclaration */ + ? member.kind === 149 /* PropertyDeclaration */ + // We emit `void 0` here to indicate to `__decorate` that it can invoke `Object.defineProperty` directly, but that it + // should not invoke `Object.getOwnPropertyDescriptor`. ? ts.createVoidZero() + // We emit `null` here to indicate to `__decorate` that it can invoke `Object.getOwnPropertyDescriptor` directly. + // We have this extra argument here so that we can inject an explicit property descriptor at a later date. : ts.createNull() : undefined; var helper = createDecorateHelper(context, decoratorExpressions, prefix, memberName, descriptor, ts.moveRangePastDecorators(member)); @@ -46757,16 +53807,16 @@ var ts; if (compilerOptions.emitDecoratorMetadata) { var properties = void 0; if (shouldAddTypeMetadata(node)) { - (properties || (properties = [])).push(ts.createPropertyAssignment("type", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeTypeOfNode(node)))); + (properties || (properties = [])).push(ts.createPropertyAssignment("type", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(36 /* EqualsGreaterThanToken */), serializeTypeOfNode(node)))); } if (shouldAddParamTypesMetadata(node)) { - (properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeParameterTypesOfNode(node, container)))); + (properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(36 /* EqualsGreaterThanToken */), serializeParameterTypesOfNode(node, container)))); } if (shouldAddReturnTypeMetadata(node)) { - (properties || (properties = [])).push(ts.createPropertyAssignment("returnType", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeReturnTypeOfNode(node)))); + (properties || (properties = [])).push(ts.createPropertyAssignment("returnType", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(36 /* EqualsGreaterThanToken */), serializeReturnTypeOfNode(node)))); } if (properties) { - decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, /*location*/ undefined, /*multiLine*/ true))); + decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, /*multiLine*/ true))); } } } @@ -46779,10 +53829,10 @@ var ts; */ function shouldAddTypeMetadata(node) { var kind = node.kind; - return kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 147 /* PropertyDeclaration */; + return kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 149 /* PropertyDeclaration */; } /** * Determines whether to emit the "design:returntype" metadata based on the node's kind. @@ -46792,7 +53842,7 @@ var ts; * @param node The node to test. */ function shouldAddReturnTypeMetadata(node) { - return node.kind === 149 /* MethodDeclaration */; + return node.kind === 151 /* MethodDeclaration */; } /** * Determines whether to emit the "design:paramtypes" metadata based on the node's kind. @@ -46803,12 +53853,12 @@ var ts; */ function shouldAddParamTypesMetadata(node) { switch (node.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: return ts.getFirstConstructorWithBody(node) !== undefined; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return true; } return false; @@ -46820,15 +53870,15 @@ var ts; */ function serializeTypeOfNode(node) { switch (node.kind) { - case 147 /* PropertyDeclaration */: - case 144 /* Parameter */: - case 151 /* GetAccessor */: + case 149 /* PropertyDeclaration */: + case 146 /* Parameter */: + case 153 /* GetAccessor */: return serializeTypeNode(node.type); - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: return serializeTypeNode(ts.getSetAccessorTypeAnnotationNode(node)); - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 149 /* MethodDeclaration */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 151 /* MethodDeclaration */: return ts.createIdentifier("Function"); default: return ts.createVoidZero(); @@ -46851,7 +53901,7 @@ var ts; var numParameters = parameters.length; for (var i = 0; i < numParameters; i++) { var parameter = parameters[i]; - if (i === 0 && ts.isIdentifier(parameter.name) && parameter.name.text === "this") { + if (i === 0 && ts.isIdentifier(parameter.name) && parameter.name.escapedText === "this") { continue; } if (parameter.dotDotDotToken) { @@ -46865,7 +53915,7 @@ var ts; return ts.createArrayLiteral(expressions); } function getParametersOfDecoratedDeclaration(node, container) { - if (container && node.kind === 151 /* GetAccessor */) { + if (container && node.kind === 153 /* GetAccessor */) { var setAccessor = ts.getAllAccessorDeclarations(container.members, node).setAccessor; if (setAccessor) { return setAccessor.parameters; @@ -46882,7 +53932,7 @@ var ts; if (ts.isFunctionLike(node) && node.type) { return serializeTypeNode(node.type); } - else if (ts.isAsyncFunctionLike(node)) { + else if (ts.isAsyncFunction(node)) { return ts.createIdentifier("Promise"); } return ts.createVoidZero(); @@ -46910,56 +53960,58 @@ var ts; return ts.createIdentifier("Object"); } switch (node.kind) { - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 129 /* NeverKeyword */: + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 130 /* NeverKeyword */: return ts.createVoidZero(); - case 166 /* ParenthesizedType */: + case 168 /* ParenthesizedType */: return serializeTypeNode(node.type); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: return ts.createIdentifier("Function"); - case 162 /* ArrayType */: - case 163 /* TupleType */: + case 164 /* ArrayType */: + case 165 /* TupleType */: return ts.createIdentifier("Array"); - case 156 /* TypePredicate */: - case 121 /* BooleanKeyword */: + case 158 /* TypePredicate */: + case 122 /* BooleanKeyword */: return ts.createIdentifier("Boolean"); - case 134 /* StringKeyword */: + case 136 /* StringKeyword */: return ts.createIdentifier("String"); - case 171 /* LiteralType */: + case 134 /* ObjectKeyword */: + return ts.createIdentifier("Object"); + case 173 /* LiteralType */: switch (node.literal.kind) { case 9 /* StringLiteral */: return ts.createIdentifier("String"); case 8 /* NumericLiteral */: return ts.createIdentifier("Number"); - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: return ts.createIdentifier("Boolean"); default: ts.Debug.failBadSyntaxKind(node.literal); break; } break; - case 132 /* NumberKeyword */: + case 133 /* NumberKeyword */: return ts.createIdentifier("Number"); - case 135 /* SymbolKeyword */: + case 137 /* SymbolKeyword */: return languageVersion < 2 /* ES2015 */ ? getGlobalSymbolNameWithFallback() : ts.createIdentifier("Symbol"); - case 157 /* TypeReference */: + case 159 /* TypeReference */: return serializeTypeReferenceNode(node); - case 165 /* IntersectionType */: - case 164 /* UnionType */: + case 167 /* IntersectionType */: + case 166 /* UnionType */: return serializeUnionOrIntersectionType(node); - case 160 /* TypeQuery */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 161 /* TypeLiteral */: - case 118 /* AnyKeyword */: - case 167 /* ThisType */: + case 162 /* TypeQuery */: + case 170 /* TypeOperator */: + case 171 /* IndexedAccessType */: + case 172 /* MappedType */: + case 163 /* TypeLiteral */: + case 119 /* AnyKeyword */: + case 169 /* ThisType */: break; default: ts.Debug.failBadSyntaxKind(node); @@ -46968,25 +54020,30 @@ var ts; return ts.createIdentifier("Object"); } function serializeUnionOrIntersectionType(node) { + // Note when updating logic here also update getEntityNameForDecoratorMetadata + // so that aliases can be marked as referenced var serializedUnion; for (var _i = 0, _a = node.types; _i < _a.length; _i++) { var typeNode = _a[_i]; - var serializedIndividual = serializeTypeNode(typeNode); - if (ts.isVoidExpression(serializedIndividual)) { - // If we dont have any other type already set, set the initial type - if (!serializedUnion) { - serializedUnion = serializedIndividual; - } + while (typeNode.kind === 168 /* ParenthesizedType */) { + typeNode = typeNode.type; // Skip parens if need be + } + if (typeNode.kind === 130 /* NeverKeyword */) { + continue; // Always elide `never` from the union/intersection if possible + } + if (!strictNullChecks && (typeNode.kind === 95 /* NullKeyword */ || typeNode.kind === 139 /* UndefinedKeyword */)) { + continue; // Elide null and undefined from unions for metadata, just like what we did prior to the implementation of strict null checks } - else if (ts.isIdentifier(serializedIndividual) && serializedIndividual.text === "Object") { + var serializedIndividual = serializeTypeNode(typeNode); + if (ts.isIdentifier(serializedIndividual) && serializedIndividual.escapedText === "Object") { // One of the individual is global object, return immediately return serializedIndividual; } - else if (serializedUnion && !ts.isVoidExpression(serializedUnion)) { + else if (serializedUnion) { // Different types if (!ts.isIdentifier(serializedUnion) || !ts.isIdentifier(serializedIndividual) || - serializedUnion.text !== serializedIndividual.text) { + serializedUnion.escapedText !== serializedIndividual.escapedText) { return ts.createIdentifier("Object"); } } @@ -46996,7 +54053,7 @@ var ts; } } // If we were able to find common type, use it - return serializedUnion; + return serializedUnion || ts.createVoidZero(); // Fallback is only hit if all union constituients are null/undefined/never } /** * Serializes a TypeReferenceNode to an appropriate JS constructor value for use with @@ -47044,18 +54101,18 @@ var ts; */ function serializeEntityNameAsExpression(node, useFallback) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: // Create a clone of the name with a new parent, and treat it as if it were // a source tree node for the purposes of the checker. - var name_32 = ts.getMutableClone(node); - name_32.flags &= ~8 /* Synthesized */; - name_32.original = undefined; - name_32.parent = currentScope; + var name = ts.getMutableClone(node); + name.flags &= ~8 /* Synthesized */; + name.original = undefined; + name.parent = ts.getParseTreeNode(currentScope); // ensure the parent is set to a parse tree node. if (useFallback) { - return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(name_32), ts.createLiteral("undefined")), name_32); + return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(name), ts.createLiteral("undefined")), name); } - return name_32; - case 141 /* QualifiedName */: + return name; + case 143 /* QualifiedName */: return serializeQualifiedNameAsExpression(node, useFallback); } } @@ -47068,7 +54125,7 @@ var ts; */ function serializeQualifiedNameAsExpression(node, useFallback) { var left; - if (node.left.kind === 70 /* Identifier */) { + if (node.left.kind === 71 /* Identifier */) { left = serializeEntityNameAsExpression(node.left, useFallback); } else if (useFallback) { @@ -47101,7 +54158,7 @@ var ts; : name.expression; } else if (ts.isIdentifier(name)) { - return ts.createLiteral(ts.unescapeIdentifier(name.text)); + return ts.createLiteral(ts.idText(name)); } else { return ts.getSynthesizedClone(name); @@ -47123,7 +54180,7 @@ var ts; hoistVariableDeclaration(generatedName); expression = ts.createAssignment(generatedName, expression); } - return ts.setOriginalNode(ts.createComputedPropertyName(expression, /*location*/ name), name); + return ts.updateComputedPropertyName(name, expression); } else { return name; @@ -47139,9 +54196,9 @@ var ts; * @param node The HeritageClause to transform. */ function visitHeritageClause(node) { - if (node.token === 84 /* ExtendsKeyword */) { + if (node.token === 85 /* ExtendsKeyword */) { var types = ts.visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments, 0, 1); - return ts.createHeritageClause(84 /* ExtendsKeyword */, types, node); + return ts.setTextRange(ts.createHeritageClause(85 /* ExtendsKeyword */, types), node); } return undefined; } @@ -47154,9 +54211,8 @@ var ts; * @param node The ExpressionWithTypeArguments to transform. */ function visitExpressionWithTypeArguments(node) { - var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression); - return ts.createExpressionWithTypeArguments( - /*typeArguments*/ undefined, expression, node); + return ts.updateExpressionWithTypeArguments(node, + /*typeArguments*/ undefined, ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)); } /** * Determines whether to emit a function-like declaration. We should not emit the @@ -47171,7 +54227,7 @@ var ts; if (!shouldEmitFunctionLikeDeclaration(node)) { return undefined; } - return ts.visitEachChild(node, visitor, context); + return ts.updateConstructor(node, ts.visitNodes(node.decorators, visitor, ts.isDecorator), ts.visitNodes(node.modifiers, visitor, ts.isModifier), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context)); } /** * Visits a method declaration of a class. @@ -47188,7 +54244,8 @@ var ts; return undefined; } var updated = ts.updateMethod(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, visitPropertyNameOfClassElement(node), + /*questionToken*/ undefined, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); if (updated !== node) { @@ -47270,10 +54327,10 @@ var ts; return ts.createNotEmittedStatement(node); } var updated = ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.name, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); - if (isNamespaceExport(node)) { + if (isExportOfNamespace(node)) { var statements = [updated]; addExportMemberAssignment(statements, node); return statements; @@ -47289,12 +54346,12 @@ var ts; * @param node The function expression node. */ function visitFunctionExpression(node) { - if (ts.nodeIsMissing(node.body)) { + if (!shouldEmitFunctionLikeDeclaration(node)) { return ts.createOmittedExpression(); } - var updated = ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.name, + var updated = ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); + /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); return updated; } /** @@ -47305,7 +54362,7 @@ var ts; function visitArrowFunction(node) { var updated = ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); + /*type*/ undefined, node.equalsGreaterThanToken, ts.visitFunctionBody(node.body, visitor, context)); return updated; } /** @@ -47326,11 +54383,11 @@ var ts; /*decorators*/ undefined, /*modifiers*/ undefined, node.dotDotDotToken, ts.visitNode(node.name, visitor, ts.isBindingName), /*questionToken*/ undefined, - /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression), - /*location*/ ts.moveRangePastModifiers(node)); + /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); // While we emit the source map for the node after skipping decorators and modifiers, // we need to emit the comments for the original range. ts.setOriginalNode(parameter, node); + ts.setTextRange(parameter, ts.moveRangePastModifiers(node)); ts.setCommentRange(parameter, node); ts.setSourceMapRange(parameter, ts.moveRangePastModifiers(node)); ts.setEmitFlags(parameter.name, 32 /* NoTrailingSourceMap */); @@ -47343,14 +54400,13 @@ var ts; * - The node is exported from a TypeScript namespace. */ function visitVariableStatement(node) { - if (isNamespaceExport(node)) { + if (isExportOfNamespace(node)) { var variables = ts.getInitializedVariables(node.declarationList); if (variables.length === 0) { // elide statement if there are no initialized variables. return undefined; } - return ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable)), - /*location*/ node); + return ts.setTextRange(ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))), node); } else { return ts.visitEachChild(node, visitor, context); @@ -47363,7 +54419,7 @@ var ts; /*needsValue*/ false, createNamespaceExportExpression); } else { - return ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression), + return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression)), /*location*/ node); } } @@ -47389,13 +54445,13 @@ var ts; // code if the casted expression has a lower precedence than the rest of the // expression. // + // To preserve comments, we return a "PartiallyEmittedExpression" here which will + // preserve the position information of the original expression. + // // Due to the auto-parenthesization rules used by the visitor and factory functions // we can safely elide the parentheses here, as a new synthetic // ParenthesizedExpression will be inserted if we remove parentheses too // aggressively. - // - // To preserve comments, we return a "PartiallyEmittedExpression" here which will - // preserve the position information of the original expression. return ts.createPartiallyEmittedExpression(expression, node); } return ts.visitEachChild(node, visitor, context); @@ -47477,9 +54533,9 @@ var ts; /*name*/ undefined, /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], /*type*/ undefined, transformEnumBody(node, containerName)), - /*typeArguments*/ undefined, [moduleArg]), - /*location*/ node); + /*typeArguments*/ undefined, [moduleArg])); ts.setOriginalNode(enumStatement, node); + ts.setTextRange(enumStatement, node); ts.setEmitFlags(enumStatement, emitFlags); statements.push(enumStatement); // Add a DeclarationMarker for the enum to preserve trailing comments and mark @@ -47500,8 +54556,7 @@ var ts; ts.addRange(statements, ts.map(node.members, transformEnumMember)); ts.addRange(statements, endLexicalEnvironment()); currentNamespaceContainerName = savedCurrentNamespaceLocalName; - return ts.createBlock(ts.createNodeArray(statements, /*location*/ node.members), - /*location*/ undefined, + return ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ node.members), /*multiLine*/ true); } /** @@ -47514,9 +54569,12 @@ var ts; // we pass false as 'generateNameForComputedPropertyName' for a backward compatibility purposes // old emitter always generate 'expression' part of the name as-is. var name = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ false); - return ts.createStatement(ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), transformEnumMemberDeclarationValue(member))), name, - /*location*/ member), - /*location*/ member); + var valueExpression = transformEnumMemberDeclarationValue(member); + var innerAssignment = ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), valueExpression); + var outerAssignment = valueExpression.kind === 9 /* StringLiteral */ ? + innerAssignment : + ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, innerAssignment), name); + return ts.setTextRange(ts.createStatement(ts.setTextRange(outerAssignment, member)), member); } /** * Transforms the value of an enum member. @@ -47551,55 +54609,55 @@ var ts; * or `exports.x`). */ function hasNamespaceQualifiedExportName(node) { - return isNamespaceExport(node) + return isExportOfNamespace(node) || (isExternalModuleExport(node) && moduleKind !== ts.ModuleKind.ES2015 + && moduleKind !== ts.ModuleKind.ESNext && moduleKind !== ts.ModuleKind.System); } /** * Records that a declaration was emitted in the current scope, if it was the first * declaration for the provided symbol. - * - * NOTE: if there is ever a transformation above this one, we may not be able to rely - * on symbol names. */ function recordEmittedDeclarationInScope(node) { - var name = node.symbol && node.symbol.name; - if (name) { - if (!currentScopeFirstDeclarationsOfName) { - currentScopeFirstDeclarationsOfName = ts.createMap(); - } - if (!(name in currentScopeFirstDeclarationsOfName)) { - currentScopeFirstDeclarationsOfName[name] = node; - } + if (!currentScopeFirstDeclarationsOfName) { + currentScopeFirstDeclarationsOfName = ts.createUnderscoreEscapedMap(); + } + var name = declaredNameInScope(node); + if (!currentScopeFirstDeclarationsOfName.has(name)) { + currentScopeFirstDeclarationsOfName.set(name, node); } } /** - * Determines whether a declaration is the first declaration with the same name emitted - * in the current scope. + * Determines whether a declaration is the first declaration with + * the same name emitted in the current scope. */ function isFirstEmittedDeclarationInScope(node) { if (currentScopeFirstDeclarationsOfName) { - var name_33 = node.symbol && node.symbol.name; - if (name_33) { - return currentScopeFirstDeclarationsOfName[name_33] === node; - } + var name = declaredNameInScope(node); + return currentScopeFirstDeclarationsOfName.get(name) === node; } - return false; + return true; + } + function declaredNameInScope(node) { + ts.Debug.assertNode(node.name, ts.isIdentifier); + return node.name.escapedText; } /** * Adds a leading VariableStatement for a enum or module declaration. */ function addVarForEnumOrModuleDeclaration(statements, node) { - // Emit a variable statement for the module. - var statement = ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), [ + // Emit a variable statement for the module. We emit top-level enums as a `var` + // declaration to avoid static errors in global scripts scripts due to redeclaration. + // enums in any other scope are emitted as a `let` declaration. + var statement = ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ ts.createVariableDeclaration(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true)) - ]); + ], currentScope.kind === 265 /* SourceFile */ ? 0 /* None */ : 1 /* Let */)); ts.setOriginalNode(statement, node); recordEmittedDeclarationInScope(node); if (isFirstEmittedDeclarationInScope(node)) { // Adjust the source map emit to match the old emitter. - if (node.kind === 229 /* EnumDeclaration */) { + if (node.kind === 232 /* EnumDeclaration */) { ts.setSourceMapRange(statement.declarationList, node); } else { @@ -47624,7 +54682,7 @@ var ts; // })(m1 || (m1 = {})); // trailing comment module // ts.setCommentRange(statement, node); - ts.setEmitFlags(statement, 1024 /* NoTrailingComments */ | 2097152 /* HasEndOfDeclarationMarker */); + ts.setEmitFlags(statement, 1024 /* NoTrailingComments */ | 4194304 /* HasEndOfDeclarationMarker */); statements.push(statement); return true; } @@ -47634,7 +54692,7 @@ var ts; // begin/end semantics of the declararation and to properly handle exports // we wrap the leading variable declaration in a `MergeDeclarationMarker`. var mergeMarker = ts.createMergeDeclarationMarker(statement); - ts.setEmitFlags(mergeMarker, 1536 /* NoComments */ | 2097152 /* HasEndOfDeclarationMarker */); + ts.setEmitFlags(mergeMarker, 1536 /* NoComments */ | 4194304 /* HasEndOfDeclarationMarker */); statements.push(mergeMarker); return false; } @@ -47650,7 +54708,7 @@ var ts; if (!shouldEmitModuleDeclaration(node)) { return ts.createNotEmittedStatement(node); } - ts.Debug.assert(ts.isIdentifier(node.name), "TypeScript module should have an Identifier name."); + ts.Debug.assertNode(node.name, ts.isIdentifier, "A TypeScript namespace should have an Identifier name."); enableSubstitutionForNamespaceExports(); var statements = []; // We request to be advised when the printer is about to print this node. This allows @@ -47691,9 +54749,9 @@ var ts; /*name*/ undefined, /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], /*type*/ undefined, transformModuleBody(node, containerName)), - /*typeArguments*/ undefined, [moduleArg]), - /*location*/ node); + /*typeArguments*/ undefined, [moduleArg])); ts.setOriginalNode(moduleStatement, node); + ts.setTextRange(moduleStatement, node); ts.setEmitFlags(moduleStatement, emitFlags); statements.push(moduleStatement); // Add a DeclarationMarker for the namespace to preserve trailing comments and mark @@ -47718,7 +54776,7 @@ var ts; var statementsLocation; var blockLocation; var body = node.body; - if (body.kind === 231 /* ModuleBlock */) { + if (body.kind === 234 /* ModuleBlock */) { saveStateAndInvoke(body, function (body) { return ts.addRange(statements, ts.visitNodes(body.statements, namespaceElementVisitor, ts.isStatement)); }); statementsLocation = body.statements; blockLocation = body; @@ -47740,10 +54798,10 @@ var ts; currentNamespaceContainerName = savedCurrentNamespaceContainerName; currentNamespace = savedCurrentNamespace; currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName; - var block = ts.createBlock(ts.createNodeArray(statements, + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ statementsLocation), - /*location*/ blockLocation, /*multiLine*/ true); + ts.setTextRange(block, blockLocation); // namespace hello.hi.world { // function foo() {} // @@ -47764,13 +54822,13 @@ var ts; // })(hi = hello.hi || (hello.hi = {})); // })(hello || (hello = {})); // We only want to emit comment on the namespace which contains block body itself, not the containing namespaces. - if (body.kind !== 231 /* ModuleBlock */) { + if (body.kind !== 234 /* ModuleBlock */) { ts.setEmitFlags(block, ts.getEmitFlags(block) | 1536 /* NoComments */); } return block; } function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) { - if (moduleDeclaration.body.kind === 230 /* ModuleDeclaration */) { + if (moduleDeclaration.body.kind === 233 /* ModuleDeclaration */) { var recursiveInnerModule = getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration.body); return recursiveInnerModule || moduleDeclaration.body; } @@ -47787,7 +54845,7 @@ var ts; return node; } // Elide the declaration if the import clause was elided. - var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause, /*optional*/ true); + var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause); return importClause ? ts.updateImportDeclaration(node, /*decorators*/ undefined, @@ -47802,7 +54860,7 @@ var ts; function visitImportClause(node) { // Elide the import clause if we elide both its name and its named bindings. var name = resolver.isReferencedAliasDeclaration(node) ? node.name : undefined; - var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings, /*optional*/ true); + var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings); return (name || namedBindings) ? ts.updateImportClause(node, name, namedBindings) : undefined; } /** @@ -47811,7 +54869,7 @@ var ts; * @param node The named import bindings node. */ function visitNamedImportBindings(node) { - if (node.kind === 237 /* NamespaceImport */) { + if (node.kind === 240 /* NamespaceImport */) { // Elide a namespace import if it is not referenced. return resolver.isReferencedAliasDeclaration(node) ? node : undefined; } @@ -47851,14 +54909,14 @@ var ts; function visitExportDeclaration(node) { if (!node.exportClause) { // Elide a star export if the module it references does not export a value. - return resolver.moduleExportsSomeValue(node.moduleSpecifier) ? node : undefined; + return compilerOptions.isolatedModules || resolver.moduleExportsSomeValue(node.moduleSpecifier) ? node : undefined; } if (!resolver.isValueAliasDeclaration(node)) { // Elide the export declaration if it does not export a value. return undefined; } // Elide the export declaration if all of its named exports are elided. - var exportClause = ts.visitNode(node.exportClause, visitNamedExports, ts.isNamedExports, /*optional*/ true); + var exportClause = ts.visitNode(node.exportClause, visitNamedExports, ts.isNamedExports); return exportClause ? ts.updateExportDeclaration(node, /*decorators*/ undefined, @@ -47915,13 +54973,13 @@ var ts; } var moduleReference = ts.createExpressionFromEntityName(node.moduleReference); ts.setEmitFlags(moduleReference, 1536 /* NoComments */ | 2048 /* NoNestedComments */); - if (isNamedExternalModuleExport(node) || !isNamespaceExport(node)) { + if (isNamedExternalModuleExport(node) || !isExportOfNamespace(node)) { // export var ${name} = ${moduleReference}; // var ${name} = ${moduleReference}; - return ts.setOriginalNode(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ + return ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ ts.setOriginalNode(ts.createVariableDeclaration(node.name, /*type*/ undefined, moduleReference), node) - ]), node), node); + ])), node), node); } else { // exports.${name} = ${moduleReference}; @@ -47933,7 +54991,7 @@ var ts; * * @param node The node to test. */ - function isNamespaceExport(node) { + function isExportOfNamespace(node) { return currentNamespace !== undefined && ts.hasModifier(node, 1 /* Export */); } /** @@ -47966,289 +55024,654 @@ var ts; * Creates a statement for the provided expression. This is used in calls to `map`. */ function expressionToStatement(expression) { - return ts.createStatement(expression, /*location*/ undefined); + return ts.createStatement(expression); } function addExportMemberAssignment(statements, node) { var expression = ts.createAssignment(ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true), ts.getLocalName(node)); - ts.setSourceMapRange(expression, ts.createRange(node.name.pos, node.end)); + ts.setSourceMapRange(expression, ts.createRange(node.name ? node.name.pos : node.pos, node.end)); var statement = ts.createStatement(expression); ts.setSourceMapRange(statement, ts.createRange(-1, node.end)); statements.push(statement); } function createNamespaceExport(exportName, exportValue, location) { - return ts.createStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, /*allowComments*/ false, /*allowSourceMaps*/ true), exportValue), location); + return ts.setTextRange(ts.createStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, /*allowComments*/ false, /*allowSourceMaps*/ true), exportValue)), location); } function createNamespaceExportExpression(exportName, exportValue, location) { - return ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue, location); + return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue), location); } function getNamespaceMemberNameWithSourceMapsAndWithoutComments(name) { return ts.getNamespaceMemberName(currentNamespaceContainerName, name, /*allowComments*/ false, /*allowSourceMaps*/ true); } /** - * Gets the declaration name used inside of a namespace or enum. + * Gets the declaration name used inside of a namespace or enum. + */ + function getNamespaceParameterName(node) { + var name = ts.getGeneratedNameForNode(node); + ts.setSourceMapRange(name, node.name); + return name; + } + /** + * Gets the expression used to refer to a namespace or enum within the body + * of its declaration. + */ + function getNamespaceContainerName(node) { + return ts.getGeneratedNameForNode(node); + } + /** + * Gets a local alias for a class declaration if it is a decorated class with an internal + * reference to the static side of the class. This is necessary to avoid issues with + * double-binding semantics for the class name. + */ + function getClassAliasIfNeeded(node) { + if (resolver.getNodeCheckFlags(node) & 8388608 /* ClassWithConstructorReference */) { + enableSubstitutionForClassAliases(); + var classAlias = ts.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? ts.idText(node.name) : "default"); + classAliases[ts.getOriginalNodeId(node)] = classAlias; + hoistVariableDeclaration(classAlias); + return classAlias; + } + } + function getClassPrototype(node) { + return ts.createPropertyAccess(ts.getDeclarationName(node), "prototype"); + } + function getClassMemberPrefix(node, member) { + return ts.hasModifier(member, 32 /* Static */) + ? ts.getDeclarationName(node) + : getClassPrototype(node); + } + function enableSubstitutionForNonQualifiedEnumMembers() { + if ((enabledSubstitutions & 8 /* NonQualifiedEnumMembers */) === 0) { + enabledSubstitutions |= 8 /* NonQualifiedEnumMembers */; + context.enableSubstitution(71 /* Identifier */); + } + } + function enableSubstitutionForClassAliases() { + if ((enabledSubstitutions & 1 /* ClassAliases */) === 0) { + enabledSubstitutions |= 1 /* ClassAliases */; + // We need to enable substitutions for identifiers. This allows us to + // substitute class names inside of a class declaration. + context.enableSubstitution(71 /* Identifier */); + // Keep track of class aliases. + classAliases = []; + } + } + function enableSubstitutionForNamespaceExports() { + if ((enabledSubstitutions & 2 /* NamespaceExports */) === 0) { + enabledSubstitutions |= 2 /* NamespaceExports */; + // We need to enable substitutions for identifiers and shorthand property assignments. This allows us to + // substitute the names of exported members of a namespace. + context.enableSubstitution(71 /* Identifier */); + context.enableSubstitution(262 /* ShorthandPropertyAssignment */); + // We need to be notified when entering and exiting namespaces. + context.enableEmitNotification(233 /* ModuleDeclaration */); + } + } + function isTransformedModuleDeclaration(node) { + return ts.getOriginalNode(node).kind === 233 /* ModuleDeclaration */; + } + function isTransformedEnumDeclaration(node) { + return ts.getOriginalNode(node).kind === 232 /* EnumDeclaration */; + } + /** + * Hook for node emit. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emit A callback used to emit the node in the printer. + */ + function onEmitNode(hint, node, emitCallback) { + var savedApplicableSubstitutions = applicableSubstitutions; + var savedCurrentSourceFile = currentSourceFile; + if (ts.isSourceFile(node)) { + currentSourceFile = node; + } + if (enabledSubstitutions & 2 /* NamespaceExports */ && isTransformedModuleDeclaration(node)) { + applicableSubstitutions |= 2 /* NamespaceExports */; + } + if (enabledSubstitutions & 8 /* NonQualifiedEnumMembers */ && isTransformedEnumDeclaration(node)) { + applicableSubstitutions |= 8 /* NonQualifiedEnumMembers */; + } + previousOnEmitNode(hint, node, emitCallback); + applicableSubstitutions = savedApplicableSubstitutions; + currentSourceFile = savedCurrentSourceFile; + } + /** + * Hooks node substitutions. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. + */ + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { + return substituteExpression(node); + } + else if (ts.isShorthandPropertyAssignment(node)) { + return substituteShorthandPropertyAssignment(node); + } + return node; + } + function substituteShorthandPropertyAssignment(node) { + if (enabledSubstitutions & 2 /* NamespaceExports */) { + var name = node.name; + var exportedName = trySubstituteNamespaceExportedName(name); + if (exportedName) { + // A shorthand property with an assignment initializer is probably part of a + // destructuring assignment + if (node.objectAssignmentInitializer) { + var initializer = ts.createAssignment(exportedName, node.objectAssignmentInitializer); + return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node); + } + return ts.setTextRange(ts.createPropertyAssignment(name, exportedName), node); + } + } + return node; + } + function substituteExpression(node) { + switch (node.kind) { + case 71 /* Identifier */: + return substituteExpressionIdentifier(node); + case 179 /* PropertyAccessExpression */: + return substitutePropertyAccessExpression(node); + case 180 /* ElementAccessExpression */: + return substituteElementAccessExpression(node); + } + return node; + } + function substituteExpressionIdentifier(node) { + return trySubstituteClassAlias(node) + || trySubstituteNamespaceExportedName(node) + || node; + } + function trySubstituteClassAlias(node) { + if (enabledSubstitutions & 1 /* ClassAliases */) { + if (resolver.getNodeCheckFlags(node) & 16777216 /* ConstructorReferenceInClass */) { + // Due to the emit for class decorators, any reference to the class from inside of the class body + // must instead be rewritten to point to a temporary variable to avoid issues with the double-bind + // behavior of class names in ES6. + // Also, when emitting statics for class expressions, we must substitute a class alias for + // constructor references in static property initializers. + var declaration = resolver.getReferencedValueDeclaration(node); + if (declaration) { + var classAlias = classAliases[declaration.id]; + if (classAlias) { + var clone_1 = ts.getSynthesizedClone(classAlias); + ts.setSourceMapRange(clone_1, node); + ts.setCommentRange(clone_1, node); + return clone_1; + } + } + } + } + return undefined; + } + function trySubstituteNamespaceExportedName(node) { + // If this is explicitly a local name, do not substitute. + if (enabledSubstitutions & applicableSubstitutions && !ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { + // If we are nested within a namespace declaration, we may need to qualifiy + // an identifier that is exported from a merged namespace. + var container = resolver.getReferencedExportContainer(node, /*prefixLocals*/ false); + if (container && container.kind !== 265 /* SourceFile */) { + var substitute = (applicableSubstitutions & 2 /* NamespaceExports */ && container.kind === 233 /* ModuleDeclaration */) || + (applicableSubstitutions & 8 /* NonQualifiedEnumMembers */ && container.kind === 232 /* EnumDeclaration */); + if (substitute) { + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(container), node), + /*location*/ node); + } + } + } + return undefined; + } + function substitutePropertyAccessExpression(node) { + return substituteConstantValue(node); + } + function substituteElementAccessExpression(node) { + return substituteConstantValue(node); + } + function substituteConstantValue(node) { + var constantValue = tryGetConstEnumValue(node); + if (constantValue !== undefined) { + // track the constant value on the node for the printer in needsDotDotForPropertyAccess + ts.setConstantValue(node, constantValue); + var substitute = ts.createLiteral(constantValue); + if (!compilerOptions.removeComments) { + var propertyName = ts.isPropertyAccessExpression(node) + ? ts.declarationNameToString(node.name) + : ts.getTextOfNode(node.argumentExpression); + ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " "); + } + return substitute; + } + return node; + } + function tryGetConstEnumValue(node) { + if (compilerOptions.isolatedModules) { + return undefined; + } + return ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node) + ? resolver.getConstantValue(node) + : undefined; + } + } + ts.transformTypeScript = transformTypeScript; + function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) { + var argumentsArray = []; + argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, /*multiLine*/ true)); + argumentsArray.push(target); + if (memberName) { + argumentsArray.push(memberName); + if (descriptor) { + argumentsArray.push(descriptor); + } + } + context.requestEmitHelper(decorateHelper); + return ts.setTextRange(ts.createCall(ts.getHelperName("__decorate"), + /*typeArguments*/ undefined, argumentsArray), location); + } + var decorateHelper = { + name: "typescript:decorate", + scoped: false, + priority: 2, + text: "\n var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n };" + }; + function createMetadataHelper(context, metadataKey, metadataValue) { + context.requestEmitHelper(metadataHelper); + return ts.createCall(ts.getHelperName("__metadata"), + /*typeArguments*/ undefined, [ + ts.createLiteral(metadataKey), + metadataValue + ]); + } + var metadataHelper = { + name: "typescript:metadata", + scoped: false, + priority: 3, + text: "\n var __metadata = (this && this.__metadata) || function (k, v) {\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n };" + }; + function createParamHelper(context, expression, parameterOffset, location) { + context.requestEmitHelper(paramHelper); + return ts.setTextRange(ts.createCall(ts.getHelperName("__param"), + /*typeArguments*/ undefined, [ + ts.createLiteral(parameterOffset), + expression + ]), location); + } + var paramHelper = { + name: "typescript:param", + scoped: false, + priority: 4, + text: "\n var __param = (this && this.__param) || function (paramIndex, decorator) {\n return function (target, key) { decorator(target, key, paramIndex); }\n };" + }; +})(ts || (ts = {})); +/// +/// +/*@internal*/ +var ts; +(function (ts) { + var ES2017SubstitutionFlags; + (function (ES2017SubstitutionFlags) { + /** Enables substitutions for async methods with `super` calls. */ + ES2017SubstitutionFlags[ES2017SubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; + })(ES2017SubstitutionFlags || (ES2017SubstitutionFlags = {})); + function transformES2017(context) { + var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + var resolver = context.getEmitResolver(); + var compilerOptions = context.getCompilerOptions(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + /** + * Keeps track of whether expression substitution has been enabled for specific edge cases. + * They are persisted between each SourceFile transformation and should not be reset. + */ + var enabledSubstitutions; + /** + * This keeps track of containers where `super` is valid, for use with + * just-in-time substitution for `super` expressions inside of async methods. + */ + var enclosingSuperContainerFlags = 0; + // Save the previous transformation hooks. + var previousOnEmitNode = context.onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + // Set new transformation hooks. + context.onEmitNode = onEmitNode; + context.onSubstituteNode = onSubstituteNode; + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; + } + var visited = ts.visitEachChild(node, visitor, context); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + return visited; + } + function visitor(node) { + if ((node.transformFlags & 16 /* ContainsES2017 */) === 0) { + return node; + } + switch (node.kind) { + case 120 /* AsyncKeyword */: + // ES2017 async modifier should be elided for targets < ES2017 + return undefined; + case 191 /* AwaitExpression */: + return visitAwaitExpression(node); + case 151 /* MethodDeclaration */: + return visitMethodDeclaration(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 186 /* FunctionExpression */: + return visitFunctionExpression(node); + case 187 /* ArrowFunction */: + return visitArrowFunction(node); + default: + return ts.visitEachChild(node, visitor, context); + } + } + /** + * Visits an AwaitExpression node. + * + * This function will be called any time a ES2017 await expression is encountered. + * + * @param node The node to visit. */ - function getNamespaceParameterName(node) { - var name = ts.getGeneratedNameForNode(node); - ts.setSourceMapRange(name, node.name); - return name; + function visitAwaitExpression(node) { + return ts.setOriginalNode(ts.setTextRange(ts.createYield( + /*asteriskToken*/ undefined, ts.visitNode(node.expression, visitor, ts.isExpression)), node), node); } /** - * Gets the expression used to refer to a namespace or enum within the body - * of its declaration. + * Visits a MethodDeclaration node. + * + * This function will be called when one of the following conditions are met: + * - The node is marked as async + * + * @param node The node to visit. */ - function getNamespaceContainerName(node) { - return ts.getGeneratedNameForNode(node); + function visitMethodDeclaration(node) { + return ts.updateMethod(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*questionToken*/ undefined, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); } /** - * Gets a local alias for a class declaration if it is a decorated class with an internal - * reference to the static side of the class. This is necessary to avoid issues with - * double-binding semantics for the class name. + * Visits a FunctionDeclaration node. + * + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. */ - function getClassAliasIfNeeded(node) { - if (resolver.getNodeCheckFlags(node) & 8388608 /* ClassWithConstructorReference */) { - enableSubstitutionForClassAliases(); - var classAlias = ts.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? node.name.text : "default"); - classAliases[ts.getOriginalNodeId(node)] = classAlias; - hoistVariableDeclaration(classAlias); - return classAlias; - } + function visitFunctionDeclaration(node) { + return ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); } - function getClassPrototype(node) { - return ts.createPropertyAccess(ts.getDeclarationName(node), "prototype"); + /** + * Visits a FunctionExpression node. + * + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. + */ + function visitFunctionExpression(node) { + return ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); } - function getClassMemberPrefix(node, member) { - return ts.hasModifier(member, 32 /* Static */) - ? ts.getDeclarationName(node) - : getClassPrototype(node); + /** + * Visits an ArrowFunction. + * + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. + */ + function visitArrowFunction(node) { + return ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, node.equalsGreaterThanToken, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); } - function enableSubstitutionForNonQualifiedEnumMembers() { - if ((enabledSubstitutions & 8 /* NonQualifiedEnumMembers */) === 0) { - enabledSubstitutions |= 8 /* NonQualifiedEnumMembers */; - context.enableSubstitution(70 /* Identifier */); + function transformAsyncFunctionBody(node) { + resumeLexicalEnvironment(); + var original = ts.getOriginalNode(node, ts.isFunctionLike); + var nodeType = original.type; + var promiseConstructor = languageVersion < 2 /* ES2015 */ ? getPromiseConstructor(nodeType) : undefined; + var isArrowFunction = node.kind === 187 /* ArrowFunction */; + var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192 /* CaptureArguments */) !== 0; + // An async function is emit as an outer function that calls an inner + // generator function. To preserve lexical bindings, we pass the current + // `this` and `arguments` objects to `__awaiter`. The generator function + // passed to `__awaiter` is executed inside of the callback to the + // promise constructor. + if (!isArrowFunction) { + var statements = []; + var statementOffset = ts.addPrologue(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); + statements.push(ts.createReturn(createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body, statementOffset)))); + ts.addRange(statements, endLexicalEnvironment()); + var block = ts.createBlock(statements, /*multiLine*/ true); + ts.setTextRange(block, node.body); + // Minor optimization, emit `_super` helper to capture `super` access in an arrow. + // This step isn't needed if we eventually transform this to ES5. + if (languageVersion >= 2 /* ES2015 */) { + if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.advancedAsyncSuperHelper); + } + else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.asyncSuperHelper); + } + } + return block; } - } - function enableSubstitutionForClassAliases() { - if ((enabledSubstitutions & 1 /* ClassAliases */) === 0) { - enabledSubstitutions |= 1 /* ClassAliases */; - // We need to enable substitutions for identifiers. This allows us to - // substitute class names inside of a class declaration. - context.enableSubstitution(70 /* Identifier */); - // Keep track of class aliases. - classAliases = ts.createMap(); + else { + var expression = createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body)); + var declarations = endLexicalEnvironment(); + if (ts.some(declarations)) { + var block = ts.convertToFunctionBody(expression); + return ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(ts.concatenate(block.statements, declarations)), block.statements)); + } + return expression; } } - function enableSubstitutionForNamespaceExports() { - if ((enabledSubstitutions & 2 /* NamespaceExports */) === 0) { - enabledSubstitutions |= 2 /* NamespaceExports */; - // We need to enable substitutions for identifiers and shorthand property assignments. This allows us to - // substitute the names of exported members of a namespace. - context.enableSubstitution(70 /* Identifier */); - context.enableSubstitution(258 /* ShorthandPropertyAssignment */); - // We need to be notified when entering and exiting namespaces. - context.enableEmitNotification(230 /* ModuleDeclaration */); + function transformFunctionBodyWorker(body, start) { + if (ts.isBlock(body)) { + return ts.updateBlock(body, ts.visitLexicalEnvironment(body.statements, visitor, context, start)); + } + else { + startLexicalEnvironment(); + var visited = ts.convertToFunctionBody(ts.visitNode(body, visitor, ts.isConciseBody)); + var declarations = endLexicalEnvironment(); + return ts.updateBlock(visited, ts.setTextRange(ts.createNodeArray(ts.concatenate(visited.statements, declarations)), visited.statements)); } } - function isTransformedModuleDeclaration(node) { - return ts.getOriginalNode(node).kind === 230 /* ModuleDeclaration */; + function getPromiseConstructor(type) { + var typeName = type && ts.getEntityNameFromTypeNode(type); + if (typeName && ts.isEntityName(typeName)) { + var serializationKind = resolver.getTypeReferenceSerializationKind(typeName); + if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue + || serializationKind === ts.TypeReferenceSerializationKind.Unknown) { + return typeName; + } + } + return undefined; } - function isTransformedEnumDeclaration(node) { - return ts.getOriginalNode(node).kind === 229 /* EnumDeclaration */; + function enableSubstitutionForAsyncMethodsWithSuper() { + if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { + enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; + // We need to enable substitutions for call, property access, and element access + // if we need to rewrite super calls. + context.enableSubstitution(181 /* CallExpression */); + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(180 /* ElementAccessExpression */); + // We need to be notified when entering and exiting declarations that bind super. + context.enableEmitNotification(229 /* ClassDeclaration */); + context.enableEmitNotification(151 /* MethodDeclaration */); + context.enableEmitNotification(153 /* GetAccessor */); + context.enableEmitNotification(154 /* SetAccessor */); + context.enableEmitNotification(152 /* Constructor */); + } } /** * Hook for node emit. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emit A callback used to emit the node in the printer. */ - function onEmitNode(emitContext, node, emitCallback) { - var savedApplicableSubstitutions = applicableSubstitutions; - if (enabledSubstitutions & 2 /* NamespaceExports */ && isTransformedModuleDeclaration(node)) { - applicableSubstitutions |= 2 /* NamespaceExports */; - } - if (enabledSubstitutions & 8 /* NonQualifiedEnumMembers */ && isTransformedEnumDeclaration(node)) { - applicableSubstitutions |= 8 /* NonQualifiedEnumMembers */; + function onEmitNode(hint, node, emitCallback) { + // If we need to support substitutions for `super` in an async method, + // we should track it here. + if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { + var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); + if (superContainerFlags !== enclosingSuperContainerFlags) { + var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags; + enclosingSuperContainerFlags = superContainerFlags; + previousOnEmitNode(hint, node, emitCallback); + enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags; + return; + } } - previousOnEmitNode(emitContext, node, emitCallback); - applicableSubstitutions = savedApplicableSubstitutions; + previousOnEmitNode(hint, node, emitCallback); } /** * Hooks node substitutions. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */ && enclosingSuperContainerFlags) { return substituteExpression(node); } - else if (ts.isShorthandPropertyAssignment(node)) { - return substituteShorthandPropertyAssignment(node); - } - return node; - } - function substituteShorthandPropertyAssignment(node) { - if (enabledSubstitutions & 2 /* NamespaceExports */) { - var name_34 = node.name; - var exportedName = trySubstituteNamespaceExportedName(name_34); - if (exportedName) { - // A shorthand property with an assignment initializer is probably part of a - // destructuring assignment - if (node.objectAssignmentInitializer) { - var initializer = ts.createAssignment(exportedName, node.objectAssignmentInitializer); - return ts.createPropertyAssignment(name_34, initializer, /*location*/ node); - } - return ts.createPropertyAssignment(name_34, exportedName, /*location*/ node); - } - } return node; } function substituteExpression(node) { switch (node.kind) { - case 70 /* Identifier */: - return substituteExpressionIdentifier(node); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: return substitutePropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: + case 180 /* ElementAccessExpression */: return substituteElementAccessExpression(node); + case 181 /* CallExpression */: + return substituteCallExpression(node); } return node; } - function substituteExpressionIdentifier(node) { - return trySubstituteClassAlias(node) - || trySubstituteNamespaceExportedName(node) - || node; - } - function trySubstituteClassAlias(node) { - if (enabledSubstitutions & 1 /* ClassAliases */) { - if (resolver.getNodeCheckFlags(node) & 16777216 /* ConstructorReferenceInClass */) { - // Due to the emit for class decorators, any reference to the class from inside of the class body - // must instead be rewritten to point to a temporary variable to avoid issues with the double-bind - // behavior of class names in ES6. - // Also, when emitting statics for class expressions, we must substitute a class alias for - // constructor references in static property initializers. - var declaration = resolver.getReferencedValueDeclaration(node); - if (declaration) { - var classAlias = classAliases[declaration.id]; - if (classAlias) { - var clone_2 = ts.getSynthesizedClone(classAlias); - ts.setSourceMapRange(clone_2, node); - ts.setCommentRange(clone_2, node); - return clone_2; - } - } - } - } - return undefined; - } - function trySubstituteNamespaceExportedName(node) { - // If this is explicitly a local name, do not substitute. - if (enabledSubstitutions & applicableSubstitutions && !ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { - // If we are nested within a namespace declaration, we may need to qualifiy - // an identifier that is exported from a merged namespace. - var container = resolver.getReferencedExportContainer(node, /*prefixLocals*/ false); - if (container && container.kind !== 261 /* SourceFile */) { - var substitute = (applicableSubstitutions & 2 /* NamespaceExports */ && container.kind === 230 /* ModuleDeclaration */) || - (applicableSubstitutions & 8 /* NonQualifiedEnumMembers */ && container.kind === 229 /* EnumDeclaration */); - if (substitute) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(container), node, /*location*/ node); - } - } - } - return undefined; - } function substitutePropertyAccessExpression(node) { - return substituteConstantValue(node); + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(ts.createLiteral(ts.idText(node.name)), node); + } + return node; } function substituteElementAccessExpression(node) { - return substituteConstantValue(node); + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(node.argumentExpression, node); + } + return node; } - function substituteConstantValue(node) { - var constantValue = tryGetConstEnumValue(node); - if (constantValue !== undefined) { - var substitute = ts.createLiteral(constantValue); - ts.setSourceMapRange(substitute, node); - ts.setCommentRange(substitute, node); - if (!compilerOptions.removeComments) { - var propertyName = ts.isPropertyAccessExpression(node) - ? ts.declarationNameToString(node.name) - : ts.getTextOfNode(node.argumentExpression); - substitute.trailingComment = " " + propertyName + " "; - } - ts.setConstantValue(node, constantValue); - return substitute; + function substituteCallExpression(node) { + var expression = node.expression; + if (ts.isSuperProperty(expression)) { + var argumentExpression = ts.isPropertyAccessExpression(expression) + ? substitutePropertyAccessExpression(expression) + : substituteElementAccessExpression(expression); + return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), + /*typeArguments*/ undefined, [ + ts.createThis() + ].concat(node.arguments)); } return node; } - function tryGetConstEnumValue(node) { - if (compilerOptions.isolatedModules) { - return undefined; + function isSuperContainer(node) { + var kind = node.kind; + return kind === 229 /* ClassDeclaration */ + || kind === 152 /* Constructor */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */; + } + function createSuperAccessInAsyncMethod(argumentExpression, location) { + if (enclosingSuperContainerFlags & 4096 /* AsyncMethodWithSuperBinding */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), "value"), location); + } + else { + return ts.setTextRange(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), location); } - return ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node) - ? resolver.getConstantValue(node) - : undefined; } } - ts.transformTypeScript = transformTypeScript; - var paramHelper = { - name: "typescript:param", - scoped: false, - priority: 4, - text: "\n var __param = (this && this.__param) || function (paramIndex, decorator) {\n return function (target, key) { decorator(target, key, paramIndex); }\n };" - }; - function createParamHelper(context, expression, parameterOffset, location) { - context.requestEmitHelper(paramHelper); - return ts.createCall(ts.getHelperName("__param"), - /*typeArguments*/ undefined, [ - ts.createLiteral(parameterOffset), - expression - ], location); - } - var metadataHelper = { - name: "typescript:metadata", + ts.transformES2017 = transformES2017; + var awaiterHelper = { + name: "typescript:awaiter", scoped: false, - priority: 3, - text: "\n var __metadata = (this && this.__metadata) || function (k, v) {\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n };" + priority: 5, + text: "\n var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n };" }; - function createMetadataHelper(context, metadataKey, metadataValue) { - context.requestEmitHelper(metadataHelper); - return ts.createCall(ts.getHelperName("__metadata"), + function createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, body) { + context.requestEmitHelper(awaiterHelper); + var generatorFunc = ts.createFunctionExpression( + /*modifiers*/ undefined, ts.createToken(39 /* AsteriskToken */), + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, body); + // Mark this node as originally an async function + (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 /* AsyncFunctionBody */ | 524288 /* ReuseTempVariableScope */; + return ts.createCall(ts.getHelperName("__awaiter"), /*typeArguments*/ undefined, [ - ts.createLiteral(metadataKey), - metadataValue + ts.createThis(), + hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(), + promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(), + generatorFunc ]); } - var decorateHelper = { - name: "typescript:decorate", - scoped: false, - priority: 2, - text: "\n var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n };" + ts.asyncSuperHelper = { + name: "typescript:async-super", + scoped: true, + text: "\n const _super = name => super[name];\n " + }; + ts.advancedAsyncSuperHelper = { + name: "typescript:advanced-async-super", + scoped: true, + text: "\n const _super = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);\n " }; - function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) { - context.requestEmitHelper(decorateHelper); - var argumentsArray = []; - argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, /*location*/ undefined, /*multiLine*/ true)); - argumentsArray.push(target); - if (memberName) { - argumentsArray.push(memberName); - if (descriptor) { - argumentsArray.push(descriptor); - } - } - return ts.createCall(ts.getHelperName("__decorate"), /*typeArguments*/ undefined, argumentsArray, location); - } })(ts || (ts = {})); /// /// +/// /*@internal*/ var ts; (function (ts) { + var ESNextSubstitutionFlags; + (function (ESNextSubstitutionFlags) { + /** Enables substitutions for async methods with `super` calls. */ + ESNextSubstitutionFlags[ESNextSubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; + })(ESNextSubstitutionFlags || (ESNextSubstitutionFlags = {})); function transformESNext(context) { - var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var resolver = context.getEmitResolver(); + var compilerOptions = context.getCompilerOptions(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var previousOnEmitNode = context.onEmitNode; + context.onEmitNode = onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + context.onSubstituteNode = onSubstituteNode; + var enabledSubstitutions; + var enclosingFunctionFlags; + var enclosingSuperContainerFlags = 0; return transformSourceFile; function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { + if (node.isDeclarationFile) { return node; } var visited = ts.visitEachChild(node, visitor, context); @@ -48261,53 +55684,91 @@ var ts; function visitorNoDestructuringValue(node) { return visitorWorker(node, /*noDestructuringValue*/ true); } + function visitorNoAsyncModifier(node) { + if (node.kind === 120 /* AsyncKeyword */) { + return undefined; + } + return node; + } function visitorWorker(node, noDestructuringValue) { if ((node.transformFlags & 8 /* ContainsESNext */) === 0) { return node; } switch (node.kind) { - case 176 /* ObjectLiteralExpression */: + case 191 /* AwaitExpression */: + return visitAwaitExpression(node); + case 197 /* YieldExpression */: + return visitYieldExpression(node); + case 222 /* LabeledStatement */: + return visitLabeledStatement(node); + case 178 /* ObjectLiteralExpression */: return visitObjectLiteralExpression(node); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return visitBinaryExpression(node, noDestructuringValue); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return visitVariableDeclaration(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 211 /* ForStatement */: + case 216 /* ForOfStatement */: + return visitForOfStatement(node, /*outermostLabeledStatement*/ undefined); + case 214 /* ForStatement */: return visitForStatement(node); - case 188 /* VoidExpression */: + case 190 /* VoidExpression */: return visitVoidExpression(node); - case 150 /* Constructor */: + case 152 /* Constructor */: return visitConstructorDeclaration(node); - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: return visitMethodDeclaration(node); - case 151 /* GetAccessor */: + case 153 /* GetAccessor */: return visitGetAccessorDeclaration(node); - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: return visitSetAccessorDeclaration(node); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: return visitFunctionExpression(node); - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return visitArrowFunction(node); - case 144 /* Parameter */: + case 146 /* Parameter */: return visitParameter(node); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: return visitExpressionStatement(node); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return visitParenthesizedExpression(node, noDestructuringValue); + case 260 /* CatchClause */: + return visitCatchClause(node); default: return ts.visitEachChild(node, visitor, context); } } + function visitAwaitExpression(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */) { + return ts.setOriginalNode(ts.setTextRange(ts.createYield(createAwaitHelper(context, ts.visitNode(node.expression, visitor, ts.isExpression))), + /*location*/ node), node); + } + return ts.visitEachChild(node, visitor, context); + } + function visitYieldExpression(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ && node.asteriskToken) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + return ts.setOriginalNode(ts.setTextRange(ts.createYield(createAwaitHelper(context, ts.updateYield(node, node.asteriskToken, createAsyncDelegatorHelper(context, createAsyncValuesHelper(context, expression, expression), expression)))), node), node); + } + return ts.visitEachChild(node, visitor, context); + } + function visitLabeledStatement(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */) { + var statement = ts.unwrapInnermostStatementOfLabel(node); + if (statement.kind === 216 /* ForOfStatement */ && statement.awaitModifier) { + return visitForOfStatement(statement, node); + } + return ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), node); + } + return ts.visitEachChild(node, visitor, context); + } function chunkObjectLiteralElements(elements) { var chunkObject; var objects = []; for (var _i = 0, elements_3 = elements; _i < elements_3.length; _i++) { var e = elements_3[_i]; - if (e.kind === 259 /* SpreadAssignment */) { + if (e.kind === 263 /* SpreadAssignment */) { if (chunkObject) { objects.push(ts.createObjectLiteral(chunkObject)); chunkObject = undefined; @@ -48319,12 +55780,12 @@ var ts; if (!chunkObject) { chunkObject = []; } - if (e.kind === 257 /* PropertyAssignment */) { + if (e.kind === 261 /* PropertyAssignment */) { var p = e; chunkObject.push(ts.createPropertyAssignment(p.name, ts.visitNode(p.initializer, visitor, ts.isExpression))); } else { - chunkObject.push(e); + chunkObject.push(ts.visitNode(e, visitor, ts.isObjectLiteralElementLike)); } } } @@ -48341,7 +55802,7 @@ var ts; // If the first element is a spread element, then the first argument to __assign is {}: // { ...o, a, b, ...o2 } => __assign({}, o, {a, b}, o2) var objects = chunkObjectLiteralElements(node.properties); - if (objects.length && objects[0].kind !== 176 /* ObjectLiteralExpression */) { + if (objects.length && objects[0].kind !== 178 /* ObjectLiteralExpression */) { objects.unshift(ts.createObjectLiteral()); } return createAssignHelper(context, objects); @@ -48354,6 +55815,12 @@ var ts; function visitParenthesizedExpression(node, noDestructuringValue) { return ts.visitEachChild(node, noDestructuringValue ? visitorNoDestructuringValue : visitor, context); } + function visitCatchClause(node) { + if (!node.variableDeclaration) { + return ts.updateCatchClause(node, ts.createVariableDeclaration(ts.createTempVariable(/*recordTempVariable*/ undefined)), ts.visitNode(node.block, visitor, ts.isBlock)); + } + return ts.visitEachChild(node, visitor, context); + } /** * Visits a BinaryExpression that contains a destructuring assignment. * @@ -48363,7 +55830,7 @@ var ts; if (ts.isDestructuringAssignment(node) && node.left.transformFlags & 1048576 /* ContainsObjectRest */) { return ts.flattenDestructuringAssignment(node, visitor, context, 1 /* ObjectRest */, !noDestructuringValue); } - else if (node.operatorToken.kind === 25 /* CommaToken */) { + else if (node.operatorToken.kind === 26 /* CommaToken */) { return ts.updateBinary(node, ts.visitNode(node.left, visitorNoDestructuringValue, ts.isExpression), ts.visitNode(node.right, noDestructuringValue ? visitorNoDestructuringValue : visitor, ts.isExpression)); } return ts.visitEachChild(node, visitor, context); @@ -48391,41 +55858,97 @@ var ts; * * @param node A ForOfStatement. */ - function visitForOfStatement(node) { - var leadingStatements; - var temp; - var initializer = ts.skipParentheses(node.initializer); - if (initializer.transformFlags & 1048576 /* ContainsObjectRest */) { - if (ts.isVariableDeclarationList(initializer)) { - temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - var firstDeclaration = ts.firstOrUndefined(initializer.declarations); - var declarations = ts.flattenDestructuringBinding(firstDeclaration, visitor, context, 1 /* ObjectRest */, temp, - /*doNotRecordTempVariablesInLine*/ false, - /*skipInitializer*/ true); - if (ts.some(declarations)) { - var statement = ts.createVariableStatement( - /*modifiers*/ undefined, ts.updateVariableDeclarationList(initializer, declarations), - /*location*/ initializer); - leadingStatements = ts.append(leadingStatements, statement); - } - } - else if (ts.isAssignmentPattern(initializer)) { - temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - var expression = ts.flattenDestructuringAssignment(ts.aggregateTransformFlags(ts.createAssignment(initializer, temp, /*location*/ node.initializer)), visitor, context, 1 /* ObjectRest */); - leadingStatements = ts.append(leadingStatements, ts.createStatement(expression, /*location*/ node.initializer)); - } + function visitForOfStatement(node, outermostLabeledStatement) { + if (node.initializer.transformFlags & 1048576 /* ContainsObjectRest */) { + node = transformForOfStatementWithObjectRest(node); } - if (temp) { - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - var statement = ts.visitNode(node.statement, visitor, ts.isStatement); - var block = ts.isBlock(statement) - ? ts.updateBlock(statement, ts.createNodeArray(ts.concatenate(leadingStatements, statement.statements), statement.statements)) - : ts.createBlock(ts.append(leadingStatements, statement), statement, /*multiLine*/ true); - return ts.updateForOf(node, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(temp, /*type*/ undefined, /*initializer*/ undefined, node.initializer) - ], node.initializer, 1 /* Let */), expression, block); + if (node.awaitModifier) { + return transformForAwaitOfStatement(node, outermostLabeledStatement); } - return ts.visitEachChild(node, visitor, context); + else { + return ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement); + } + } + function transformForOfStatementWithObjectRest(node) { + var initializerWithoutParens = ts.skipParentheses(node.initializer); + if (ts.isVariableDeclarationList(initializerWithoutParens) || ts.isAssignmentPattern(initializerWithoutParens)) { + var bodyLocation = void 0; + var statementsLocation = void 0; + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + var statements = [ts.createForOfBindingStatement(initializerWithoutParens, temp)]; + if (ts.isBlock(node.statement)) { + ts.addRange(statements, node.statement.statements); + bodyLocation = node.statement; + statementsLocation = node.statement.statements; + } + return ts.updateForOf(node, node.awaitModifier, ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(temp), node.initializer) + ], 1 /* Let */), node.initializer), node.expression, ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation)); + } + return node; + } + function convertForOfStatementHead(node, boundValue) { + var binding = ts.createForOfBindingStatement(node.initializer, boundValue); + var bodyLocation; + var statementsLocation; + var statements = [ts.visitNode(binding, visitor, ts.isStatement)]; + var statement = ts.visitNode(node.statement, visitor, ts.isStatement); + if (ts.isBlock(statement)) { + ts.addRange(statements, statement.statements); + bodyLocation = statement; + statementsLocation = statement.statements; + } + else { + statements.push(statement); + } + return ts.setEmitFlags(ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation), 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); + } + function createDownlevelAwait(expression) { + return enclosingFunctionFlags & 1 /* Generator */ + ? ts.createYield(/*asteriskToken*/ undefined, createAwaitHelper(context, expression)) + : ts.createAwait(expression); + } + function transformForAwaitOfStatement(node, outermostLabeledStatement) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var errorRecord = ts.createUniqueName("e"); + var catchVariable = ts.getGeneratedNameForNode(errorRecord); + var returnMethod = ts.createTempVariable(/*recordTempVariable*/ undefined); + var callValues = createAsyncValuesHelper(context, expression, /*location*/ node.expression); + var callNext = ts.createCall(ts.createPropertyAccess(iterator, "next"), /*typeArguments*/ undefined, []); + var getDone = ts.createPropertyAccess(result, "done"); + var getValue = ts.createPropertyAccess(result, "value"); + var callReturn = ts.createFunctionCall(returnMethod, iterator, []); + hoistVariableDeclaration(errorRecord); + hoistVariableDeclaration(returnMethod); + var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(iterator, /*type*/ undefined, callValues), node.expression), + ts.createVariableDeclaration(result) + ]), node.expression), 2097152 /* NoHoisting */), + /*condition*/ ts.createComma(ts.createAssignment(result, createDownlevelAwait(callNext)), ts.createLogicalNot(getDone)), + /*incrementor*/ undefined, + /*statement*/ convertForOfStatementHead(node, createDownlevelAwait(getValue))), + /*location*/ node), 256 /* NoTokenTrailingSourceMaps */); + return ts.createTry(ts.createBlock([ + ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement) + ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([ + ts.createStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([ + ts.createPropertyAssignment("error", catchVariable) + ]))) + ]), 1 /* SingleLine */)), ts.createBlock([ + ts.createTry( + /*tryBlock*/ ts.createBlock([ + ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(getDone)), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createStatement(createDownlevelAwait(callReturn))), 1 /* SingleLine */) + ]), + /*catchClause*/ undefined, + /*finallyBlock*/ ts.setEmitFlags(ts.createBlock([ + ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1 /* SingleLine */) + ]), 1 /* SingleLine */)) + ])); } function visitParameter(node) { if (node.transformFlags & 1048576 /* ContainsObjectRest */) { @@ -48434,48 +55957,137 @@ var ts; return ts.updateParameter(node, /*decorators*/ undefined, /*modifiers*/ undefined, node.dotDotDotToken, ts.getGeneratedNameForNode(node), + /*questionToken*/ undefined, /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); } return ts.visitEachChild(node, visitor, context); } function visitConstructorDeclaration(node) { - return ts.updateConstructor(node, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateConstructor(node, /*decorators*/ undefined, node.modifiers, ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitGetAccessorDeclaration(node) { - return ts.updateGetAccessor(node, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateGetAccessor(node, /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), /*type*/ undefined, transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitSetAccessorDeclaration(node) { - return ts.updateSetAccessor(node, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateSetAccessor(node, /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitMethodDeclaration(node) { - return ts.updateMethod(node, - /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateMethod(node, + /*decorators*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitNode(/*questionToken*/ undefined, visitor, ts.isToken), /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, node.modifiers, node.name, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitArrowFunction(node) { - return ts.updateArrowFunction(node, node.modifiers, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateArrowFunction(node, node.modifiers, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /*type*/ undefined, node.equalsGreaterThanToken, transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitFunctionExpression(node) { - return ts.updateFunctionExpression(node, node.modifiers, node.name, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateFunctionExpression(node, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; + } + function transformAsyncGeneratorFunctionBody(node) { + resumeLexicalEnvironment(); + var statements = []; + var statementOffset = ts.addPrologue(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); + appendObjectRestAssignmentsIfNeeded(statements, node); + statements.push(ts.createReturn(createAsyncGeneratorHelper(context, ts.createFunctionExpression( + /*modifiers*/ undefined, ts.createToken(39 /* AsteriskToken */), node.name && ts.getGeneratedNameForNode(node.name), + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, ts.updateBlock(node.body, ts.visitLexicalEnvironment(node.body.statements, visitor, context, statementOffset)))))); + ts.addRange(statements, endLexicalEnvironment()); + var block = ts.updateBlock(node.body, statements); + // Minor optimization, emit `_super` helper to capture `super` access in an arrow. + // This step isn't needed if we eventually transform this to ES5. + if (languageVersion >= 2 /* ES2015 */) { + if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.advancedAsyncSuperHelper); + } + else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.asyncSuperHelper); + } + } + return block; } function transformFunctionBody(node) { resumeLexicalEnvironment(); - var leadingStatements; + var statementOffset = 0; + var statements = []; + var body = ts.visitNode(node.body, visitor, ts.isConciseBody); + if (ts.isBlock(body)) { + statementOffset = ts.addPrologue(statements, body.statements, /*ensureUseStrict*/ false, visitor); + } + ts.addRange(statements, appendObjectRestAssignmentsIfNeeded(/*statements*/ undefined, node)); + var trailingStatements = endLexicalEnvironment(); + if (statementOffset > 0 || ts.some(statements) || ts.some(trailingStatements)) { + var block = ts.convertToFunctionBody(body, /*multiLine*/ true); + ts.addRange(statements, block.statements.slice(statementOffset)); + ts.addRange(statements, trailingStatements); + return ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(statements), block.statements)); + } + return body; + } + function appendObjectRestAssignmentsIfNeeded(statements, node) { for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; if (parameter.transformFlags & 1048576 /* ContainsObjectRest */) { @@ -48486,18 +56098,117 @@ var ts; if (ts.some(declarations)) { var statement = ts.createVariableStatement( /*modifiers*/ undefined, ts.createVariableDeclarationList(declarations)); - ts.setEmitFlags(statement, 524288 /* CustomPrologue */); - leadingStatements = ts.append(leadingStatements, statement); + ts.setEmitFlags(statement, 1048576 /* CustomPrologue */); + statements = ts.append(statements, statement); } } } - var body = ts.visitNode(node.body, visitor, ts.isConciseBody); - var trailingStatements = endLexicalEnvironment(); - if (ts.some(leadingStatements) || ts.some(trailingStatements)) { - var block = ts.convertToFunctionBody(body, /*multiLine*/ true); - return ts.updateBlock(block, ts.createNodeArray(ts.concatenate(ts.concatenate(leadingStatements, block.statements), trailingStatements), block.statements)); + return statements; + } + function enableSubstitutionForAsyncMethodsWithSuper() { + if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { + enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; + // We need to enable substitutions for call, property access, and element access + // if we need to rewrite super calls. + context.enableSubstitution(181 /* CallExpression */); + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(180 /* ElementAccessExpression */); + // We need to be notified when entering and exiting declarations that bind super. + context.enableEmitNotification(229 /* ClassDeclaration */); + context.enableEmitNotification(151 /* MethodDeclaration */); + context.enableEmitNotification(153 /* GetAccessor */); + context.enableEmitNotification(154 /* SetAccessor */); + context.enableEmitNotification(152 /* Constructor */); + } + } + /** + * Called by the printer just before a node is printed. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to be printed. + * @param emitCallback The callback used to emit the node. + */ + function onEmitNode(hint, node, emitCallback) { + // If we need to support substitutions for `super` in an async method, + // we should track it here. + if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { + var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); + if (superContainerFlags !== enclosingSuperContainerFlags) { + var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags; + enclosingSuperContainerFlags = superContainerFlags; + previousOnEmitNode(hint, node, emitCallback); + enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags; + return; + } + } + previousOnEmitNode(hint, node, emitCallback); + } + /** + * Hooks node substitutions. + * + * @param hint The context for the emitter. + * @param node The node to substitute. + */ + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */ && enclosingSuperContainerFlags) { + return substituteExpression(node); + } + return node; + } + function substituteExpression(node) { + switch (node.kind) { + case 179 /* PropertyAccessExpression */: + return substitutePropertyAccessExpression(node); + case 180 /* ElementAccessExpression */: + return substituteElementAccessExpression(node); + case 181 /* CallExpression */: + return substituteCallExpression(node); + } + return node; + } + function substitutePropertyAccessExpression(node) { + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(ts.createLiteral(ts.idText(node.name)), node); + } + return node; + } + function substituteElementAccessExpression(node) { + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(node.argumentExpression, node); + } + return node; + } + function substituteCallExpression(node) { + var expression = node.expression; + if (ts.isSuperProperty(expression)) { + var argumentExpression = ts.isPropertyAccessExpression(expression) + ? substitutePropertyAccessExpression(expression) + : substituteElementAccessExpression(expression); + return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), + /*typeArguments*/ undefined, [ + ts.createThis() + ].concat(node.arguments)); + } + return node; + } + function isSuperContainer(node) { + var kind = node.kind; + return kind === 229 /* ClassDeclaration */ + || kind === 152 /* Constructor */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */; + } + function createSuperAccessInAsyncMethod(argumentExpression, location) { + if (enclosingSuperContainerFlags & 4096 /* AsyncMethodWithSuperBinding */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), "value"), location); + } + else { + return ts.setTextRange(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), location); } - return body; } } ts.transformESNext = transformESNext; @@ -48508,11 +56219,62 @@ var ts; text: "\n var __assign = (this && this.__assign) || Object.assign || function(t) {\n for (var s, i = 1, n = arguments.length; i < n; i++) {\n s = arguments[i];\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n t[p] = s[p];\n }\n return t;\n };" }; function createAssignHelper(context, attributesSegments) { + if (context.getCompilerOptions().target >= 2 /* ES2015 */) { + return ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "assign"), + /*typeArguments*/ undefined, attributesSegments); + } context.requestEmitHelper(assignHelper); return ts.createCall(ts.getHelperName("__assign"), /*typeArguments*/ undefined, attributesSegments); } ts.createAssignHelper = createAssignHelper; + var awaitHelper = { + name: "typescript:await", + scoped: false, + text: "\n var __await = (this && this.__await) || function (v) { return this instanceof __await ? (this.v = v, this) : new __await(v); }\n " + }; + function createAwaitHelper(context, expression) { + context.requestEmitHelper(awaitHelper); + return ts.createCall(ts.getHelperName("__await"), /*typeArguments*/ undefined, [expression]); + } + var asyncGeneratorHelper = { + name: "typescript:asyncGenerator", + scoped: false, + text: "\n var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var g = generator.apply(thisArg, _arguments || []), i, q = [];\n return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n function fulfill(value) { resume(\"next\", value); }\n function reject(value) { resume(\"throw\", value); }\n function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n };\n " + }; + function createAsyncGeneratorHelper(context, generatorFunc) { + context.requestEmitHelper(awaitHelper); + context.requestEmitHelper(asyncGeneratorHelper); + // Mark this node as originally an async function + (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 /* AsyncFunctionBody */; + return ts.createCall(ts.getHelperName("__asyncGenerator"), + /*typeArguments*/ undefined, [ + ts.createThis(), + ts.createIdentifier("arguments"), + generatorFunc + ]); + } + var asyncDelegator = { + name: "typescript:asyncDelegator", + scoped: false, + text: "\n var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n var i, p;\n return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n function verb(n, f) { if (o[n]) i[n] = function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; }; }\n };\n " + }; + function createAsyncDelegatorHelper(context, expression, location) { + context.requestEmitHelper(awaitHelper); + context.requestEmitHelper(asyncDelegator); + return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncDelegator"), + /*typeArguments*/ undefined, [expression]), location); + } + var asyncValues = { + name: "typescript:asyncValues", + scoped: false, + text: "\n var __asyncValues = (this && this.__asyncIterator) || function (o) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var m = o[Symbol.asyncIterator];\n return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n };\n " + }; + function createAsyncValuesHelper(context, expression, location) { + context.requestEmitHelper(asyncValues); + return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncValues"), + /*typeArguments*/ undefined, [expression]), location); + } })(ts || (ts = {})); /// /// @@ -48522,7 +56284,6 @@ var ts; (function (ts) { function transformJsx(context) { var compilerOptions = context.getCompilerOptions(); - var currentSourceFile; return transformSourceFile; /** * Transform JSX-specific syntax in a SourceFile. @@ -48530,13 +56291,11 @@ var ts; * @param node A SourceFile node. */ function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { + if (node.isDeclarationFile) { return node; } - currentSourceFile = node; var visited = ts.visitEachChild(node, visitor, context); ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; return visited; } function visitor(node) { @@ -48549,11 +56308,11 @@ var ts; } function visitorWorker(node) { switch (node.kind) { - case 246 /* JsxElement */: + case 249 /* JsxElement */: return visitJsxElement(node, /*isChild*/ false); - case 247 /* JsxSelfClosingElement */: + case 250 /* JsxSelfClosingElement */: return visitJsxSelfClosingElement(node, /*isChild*/ false); - case 252 /* JsxExpression */: + case 256 /* JsxExpression */: return visitJsxExpression(node); default: return ts.visitEachChild(node, visitor, context); @@ -48563,11 +56322,11 @@ var ts; switch (node.kind) { case 10 /* JsxText */: return visitJsxText(node); - case 252 /* JsxExpression */: + case 256 /* JsxExpression */: return visitJsxExpression(node); - case 246 /* JsxElement */: + case 249 /* JsxElement */: return visitJsxElement(node, /*isChild*/ true); - case 247 /* JsxSelfClosingElement */: + case 250 /* JsxSelfClosingElement */: return visitJsxSelfClosingElement(node, /*isChild*/ true); default: ts.Debug.failBadSyntaxKind(node); @@ -48583,7 +56342,7 @@ var ts; function visitJsxOpeningLikeElement(node, children, isChild, location) { var tagName = getTagName(node); var objectProperties; - var attrs = node.attributes; + var attrs = node.attributes.properties; if (attrs.length === 0) { // When there are no attributes, React wants "null" objectProperties = ts.createNull(); @@ -48606,7 +56365,7 @@ var ts; objectProperties = ts.createAssignHelper(context, segments); } } - var element = ts.createExpressionForJsxElement(context.getEmitResolver().getJsxFactoryEntity(), compilerOptions.reactNamespace, tagName, objectProperties, ts.filter(ts.map(children, transformJsxChildToExpression), ts.isDefined), node, location); + var element = ts.createExpressionForJsxElement(context.getEmitResolver().getJsxFactoryEntity(), compilerOptions.reactNamespace, tagName, objectProperties, ts.mapDefined(children, transformJsxChildToExpression), node, location); if (isChild) { ts.startOnNewLine(element); } @@ -48622,15 +56381,15 @@ var ts; } function transformJsxAttributeInitializer(node) { if (node === undefined) { - return ts.createLiteral(true); + return ts.createTrue(); } else if (node.kind === 9 /* StringLiteral */) { var decoded = tryDecodeEntities(node.text); - return decoded ? ts.createLiteral(decoded, /*location*/ node) : node; + return decoded ? ts.setTextRange(ts.createLiteral(decoded), node) : node; } - else if (node.kind === 252 /* JsxExpression */) { + else if (node.kind === 256 /* JsxExpression */) { if (node.expression === undefined) { - return ts.createLiteral(true); + return ts.createTrue(); } return visitJsxExpression(node); } @@ -48639,54 +56398,63 @@ var ts; } } function visitJsxText(node) { - var text = ts.getTextOfNode(node, /*includeTrivia*/ true); - var parts; + var fixed = fixupWhitespaceAndDecodeEntities(ts.getTextOfNode(node, /*includeTrivia*/ true)); + return fixed === undefined ? undefined : ts.createLiteral(fixed); + } + /** + * JSX trims whitespace at the end and beginning of lines, except that the + * start/end of a tag is considered a start/end of a line only if that line is + * on the same line as the closing tag. See examples in + * tests/cases/conformance/jsx/tsxReactEmitWhitespace.tsx + * See also https://www.w3.org/TR/html4/struct/text.html#h-9.1 and https://www.w3.org/TR/CSS2/text.html#white-space-model + * + * An equivalent algorithm would be: + * - If there is only one line, return it. + * - If there is only whitespace (but multiple lines), return `undefined`. + * - Split the text into lines. + * - 'trimRight' the first line, 'trimLeft' the last line, 'trim' middle lines. + * - Decode entities on each line (individually). + * - Remove empty lines and join the rest with " ". + */ + function fixupWhitespaceAndDecodeEntities(text) { + var acc; + // First non-whitespace character on this line. var firstNonWhitespace = 0; + // Last non-whitespace character on this line. var lastNonWhitespace = -1; - // JSX trims whitespace at the end and beginning of lines, except that the - // start/end of a tag is considered a start/end of a line only if that line is - // on the same line as the closing tag. See examples in - // tests/cases/conformance/jsx/tsxReactEmitWhitespace.tsx + // These initial values are special because the first line is: + // firstNonWhitespace = 0 to indicate that we want leading whitsepace, + // but lastNonWhitespace = -1 as a special flag to indicate that we *don't* include the line if it's all whitespace. for (var i = 0; i < text.length; i++) { var c = text.charCodeAt(i); if (ts.isLineBreak(c)) { - if (firstNonWhitespace !== -1 && (lastNonWhitespace - firstNonWhitespace + 1 > 0)) { - var part = text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1); - if (!parts) { - parts = []; - } - // We do not escape the string here as that is handled by the printer - // when it emits the literal. We do, however, need to decode JSX entities. - parts.push(ts.createLiteral(decodeEntities(part))); + // If we've seen any non-whitespace characters on this line, add the 'trim' of the line. + // (lastNonWhitespace === -1 is a special flag to detect whether the first line is all whitespace.) + if (firstNonWhitespace !== -1 && lastNonWhitespace !== -1) { + acc = addLineOfJsxText(acc, text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1)); } + // Reset firstNonWhitespace for the next line. + // Don't bother to reset lastNonWhitespace because we ignore it if firstNonWhitespace = -1. firstNonWhitespace = -1; } - else if (!ts.isWhiteSpace(c)) { + else if (!ts.isWhiteSpaceSingleLine(c)) { lastNonWhitespace = i; if (firstNonWhitespace === -1) { firstNonWhitespace = i; } } } - if (firstNonWhitespace !== -1) { - var part = text.substr(firstNonWhitespace); - if (!parts) { - parts = []; - } - // We do not escape the string here as that is handled by the printer - // when it emits the literal. We do, however, need to decode JSX entities. - parts.push(ts.createLiteral(decodeEntities(part))); - } - if (parts) { - return ts.reduceLeft(parts, aggregateJsxTextParts); - } - return undefined; + return firstNonWhitespace !== -1 + // Last line had a non-whitespace character. Emit the 'trimLeft', meaning keep trailing whitespace. + ? addLineOfJsxText(acc, text.substr(firstNonWhitespace)) + // Last line was all whitespace, so ignore it + : acc; } - /** - * Aggregates two expressions by interpolating them with a whitespace literal. - */ - function aggregateJsxTextParts(left, right) { - return ts.createAdd(ts.createAdd(left, ts.createLiteral(" ")), right); + function addLineOfJsxText(acc, trimmedLine) { + // We do not escape the string here as that is handled by the printer + // when it emits the literal. We do, however, need to decode JSX entities. + var decoded = decodeEntities(trimmedLine); + return acc === undefined ? decoded : acc + " " + decoded; } /** * Replace entities like " ", "{", and "�" with the characters they encode. @@ -48701,7 +56469,7 @@ var ts; return String.fromCharCode(parseInt(hex, 16)); } else { - var ch = entities[word]; + var ch = entities.get(word); // If this is not a valid entity, then just use `match` (replace it with itself, i.e. don't replace) return ch ? String.fromCharCode(ch) : match; } @@ -48713,16 +56481,16 @@ var ts; return decoded === text ? undefined : decoded; } function getTagName(node) { - if (node.kind === 246 /* JsxElement */) { + if (node.kind === 249 /* JsxElement */) { return getTagName(node.openingElement); } else { - var name_35 = node.tagName; - if (ts.isIdentifier(name_35) && ts.isIntrinsicJsxName(name_35.text)) { - return ts.createLiteral(name_35.text); + var name = node.tagName; + if (ts.isIdentifier(name) && ts.isIntrinsicJsxName(name.escapedText)) { + return ts.createLiteral(ts.idText(name)); } else { - return ts.createExpressionFromEntityName(name_35); + return ts.createExpressionFromEntityName(name); } } } @@ -48733,11 +56501,12 @@ var ts; */ function getAttributeName(node) { var name = node.name; - if (/^[A-Za-z_]\w*$/.test(name.text)) { + var text = ts.idText(name); + if (/^[A-Za-z_]\w*$/.test(text)) { return name; } else { - return ts.createLiteral(name.text); + return ts.createLiteral(text); } } function visitJsxExpression(node) { @@ -48745,7 +56514,7 @@ var ts; } } ts.transformJsx = transformJsx; - var entities = ts.createMap({ + var entities = ts.createMapFromTemplate({ "quot": 0x0022, "amp": 0x0026, "apos": 0x0027, @@ -49005,381 +56774,12 @@ var ts; /// /*@internal*/ var ts; -(function (ts) { - var ES2017SubstitutionFlags; - (function (ES2017SubstitutionFlags) { - /** Enables substitutions for async methods with `super` calls. */ - ES2017SubstitutionFlags[ES2017SubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; - })(ES2017SubstitutionFlags || (ES2017SubstitutionFlags = {})); - function transformES2017(context) { - var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; - var resolver = context.getEmitResolver(); - var compilerOptions = context.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - // These variables contain state that changes as we descend into the tree. - var currentSourceFile; - /** - * Keeps track of whether expression substitution has been enabled for specific edge cases. - * They are persisted between each SourceFile transformation and should not be reset. - */ - var enabledSubstitutions; - /** - * This keeps track of containers where `super` is valid, for use with - * just-in-time substitution for `super` expressions inside of async methods. - */ - var currentSuperContainer; - // Save the previous transformation hooks. - var previousOnEmitNode = context.onEmitNode; - var previousOnSubstituteNode = context.onSubstituteNode; - // Set new transformation hooks. - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; - } - currentSourceFile = node; - var visited = ts.visitEachChild(node, visitor, context); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; - return visited; - } - function visitor(node) { - if ((node.transformFlags & 16 /* ContainsES2017 */) === 0) { - return node; - } - switch (node.kind) { - case 119 /* AsyncKeyword */: - // ES2017 async modifier should be elided for targets < ES2017 - return undefined; - case 189 /* AwaitExpression */: - // ES2017 'await' expressions must be transformed for targets < ES2017. - return visitAwaitExpression(node); - case 149 /* MethodDeclaration */: - // ES2017 method declarations may be 'async' - return visitMethodDeclaration(node); - case 225 /* FunctionDeclaration */: - // ES2017 function declarations may be 'async' - return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: - // ES2017 function expressions may be 'async' - return visitFunctionExpression(node); - case 185 /* ArrowFunction */: - // ES2017 arrow functions may be 'async' - return visitArrowFunction(node); - default: - return ts.visitEachChild(node, visitor, context); - } - } - /** - * Visits an AwaitExpression node. - * - * This function will be called any time a ES2017 await expression is encountered. - * - * @param node The node to visit. - */ - function visitAwaitExpression(node) { - return ts.setOriginalNode(ts.createYield( - /*asteriskToken*/ undefined, ts.visitNode(node.expression, visitor, ts.isExpression), - /*location*/ node), node); - } - /** - * Visits a MethodDeclaration node. - * - * This function will be called when one of the following conditions are met: - * - The node is marked as async - * - * @param node The node to visit. - */ - function visitMethodDeclaration(node) { - return ts.updateMethod(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - /** - * Visits a FunctionDeclaration node. - * - * This function will be called when one of the following conditions are met: - * - The node is marked async - * - * @param node The node to visit. - */ - function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - /** - * Visits a FunctionExpression node. - * - * This function will be called when one of the following conditions are met: - * - The node is marked async - * - * @param node The node to visit. - */ - function visitFunctionExpression(node) { - if (ts.nodeIsMissing(node.body)) { - return ts.createOmittedExpression(); - } - return ts.updateFunctionExpression(node, - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - /** - * Visits an ArrowFunction. - * - * This function will be called when one of the following conditions are met: - * - The node is marked async - * - * @param node The node to visit. - */ - function visitArrowFunction(node) { - return ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - function transformAsyncFunctionBody(node) { - resumeLexicalEnvironment(); - var original = ts.getOriginalNode(node, ts.isFunctionLike); - var nodeType = original.type; - var promiseConstructor = languageVersion < 2 /* ES2015 */ ? getPromiseConstructor(nodeType) : undefined; - var isArrowFunction = node.kind === 185 /* ArrowFunction */; - var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192 /* CaptureArguments */) !== 0; - // An async function is emit as an outer function that calls an inner - // generator function. To preserve lexical bindings, we pass the current - // `this` and `arguments` objects to `__awaiter`. The generator function - // passed to `__awaiter` is executed inside of the callback to the - // promise constructor. - if (!isArrowFunction) { - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); - statements.push(ts.createReturn(createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body, statementOffset)))); - ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(statements, /*location*/ node.body, /*multiLine*/ true); - // Minor optimization, emit `_super` helper to capture `super` access in an arrow. - // This step isn't needed if we eventually transform this to ES5. - if (languageVersion >= 2 /* ES2015 */) { - if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { - enableSubstitutionForAsyncMethodsWithSuper(); - ts.addEmitHelper(block, advancedAsyncSuperHelper); - } - else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { - enableSubstitutionForAsyncMethodsWithSuper(); - ts.addEmitHelper(block, asyncSuperHelper); - } - } - return block; - } - else { - var expression = createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body)); - var declarations = endLexicalEnvironment(); - if (ts.some(declarations)) { - var block = ts.convertToFunctionBody(expression); - return ts.updateBlock(block, ts.createNodeArray(ts.concatenate(block.statements, declarations), block.statements)); - } - return expression; - } - } - function transformFunctionBodyWorker(body, start) { - if (ts.isBlock(body)) { - return ts.updateBlock(body, ts.visitLexicalEnvironment(body.statements, visitor, context, start)); - } - else { - startLexicalEnvironment(); - var visited = ts.convertToFunctionBody(ts.visitNode(body, visitor, ts.isConciseBody)); - var declarations = endLexicalEnvironment(); - return ts.updateBlock(visited, ts.createNodeArray(ts.concatenate(visited.statements, declarations), visited.statements)); - } - } - function getPromiseConstructor(type) { - var typeName = type && ts.getEntityNameFromTypeNode(type); - if (typeName && ts.isEntityName(typeName)) { - var serializationKind = resolver.getTypeReferenceSerializationKind(typeName); - if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue - || serializationKind === ts.TypeReferenceSerializationKind.Unknown) { - return typeName; - } - } - return undefined; - } - function enableSubstitutionForAsyncMethodsWithSuper() { - if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { - enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; - // We need to enable substitutions for call, property access, and element access - // if we need to rewrite super calls. - context.enableSubstitution(179 /* CallExpression */); - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(178 /* ElementAccessExpression */); - // We need to be notified when entering and exiting declarations that bind super. - context.enableEmitNotification(226 /* ClassDeclaration */); - context.enableEmitNotification(149 /* MethodDeclaration */); - context.enableEmitNotification(151 /* GetAccessor */); - context.enableEmitNotification(152 /* SetAccessor */); - context.enableEmitNotification(150 /* Constructor */); - } - } - function substituteExpression(node) { - switch (node.kind) { - case 177 /* PropertyAccessExpression */: - return substitutePropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: - return substituteElementAccessExpression(node); - case 179 /* CallExpression */: - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) { - return substituteCallExpression(node); - } - break; - } - return node; - } - function substitutePropertyAccessExpression(node) { - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && node.expression.kind === 96 /* SuperKeyword */) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - return createSuperAccessInAsyncMethod(ts.createLiteral(node.name.text), flags, node); - } - } - return node; - } - function substituteElementAccessExpression(node) { - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && node.expression.kind === 96 /* SuperKeyword */) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - return createSuperAccessInAsyncMethod(node.argumentExpression, flags, node); - } - } - return node; - } - function substituteCallExpression(node) { - var expression = node.expression; - if (ts.isSuperProperty(expression)) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - var argumentExpression = ts.isPropertyAccessExpression(expression) - ? substitutePropertyAccessExpression(expression) - : substituteElementAccessExpression(expression); - return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), - /*typeArguments*/ undefined, [ - ts.createThis() - ].concat(node.arguments)); - } - } - return node; - } - function isSuperContainer(node) { - var kind = node.kind; - return kind === 226 /* ClassDeclaration */ - || kind === 150 /* Constructor */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */; - } - /** - * Hook for node emit. - * - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. - */ - function onEmitNode(emitContext, node, emitCallback) { - // If we need to support substitutions for `super` in an async method, - // we should track it here. - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { - var savedCurrentSuperContainer = currentSuperContainer; - currentSuperContainer = node; - previousOnEmitNode(emitContext, node, emitCallback); - currentSuperContainer = savedCurrentSuperContainer; - } - else { - previousOnEmitNode(emitContext, node, emitCallback); - } - } - /** - * Hooks node substitutions. - * - * @param node The node to substitute. - * @param isExpression A value indicating whether the node is to be used in an expression - * position. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); - } - return node; - } - function createSuperAccessInAsyncMethod(argumentExpression, flags, location) { - if (flags & 4096 /* AsyncMethodWithSuperBinding */) { - return ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), - /*typeArguments*/ undefined, [argumentExpression]), "value", location); - } - else { - return ts.createCall(ts.createIdentifier("_super"), - /*typeArguments*/ undefined, [argumentExpression], location); - } - } - function getSuperContainerAsyncMethodFlags() { - return currentSuperContainer !== undefined - && resolver.getNodeCheckFlags(currentSuperContainer) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); - } - } - ts.transformES2017 = transformES2017; - function createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, body) { - context.requestEmitHelper(awaiterHelper); - var generatorFunc = ts.createFunctionExpression( - /*modifiers*/ undefined, ts.createToken(38 /* AsteriskToken */), - /*name*/ undefined, - /*typeParameters*/ undefined, - /*parameters*/ [], - /*type*/ undefined, body); - // Mark this node as originally an async function - (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 131072 /* AsyncFunctionBody */; - return ts.createCall(ts.getHelperName("__awaiter"), - /*typeArguments*/ undefined, [ - ts.createThis(), - hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(), - promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(), - generatorFunc - ]); - } - var awaiterHelper = { - name: "typescript:awaiter", - scoped: false, - priority: 5, - text: "\n var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n };" - }; - var asyncSuperHelper = { - name: "typescript:async-super", - scoped: true, - text: "\n const _super = name => super[name];" - }; - var advancedAsyncSuperHelper = { - name: "typescript:advanced-async-super", - scoped: true, - text: "\n const _super = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);" - }; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; (function (ts) { function transformES2016(context) { var hoistVariableDeclaration = context.hoistVariableDeclaration; return transformSourceFile; function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { + if (node.isDeclarationFile) { return node; } return ts.visitEachChild(node, visitor, context); @@ -49389,7 +56789,7 @@ var ts; return node; } switch (node.kind) { - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return visitBinaryExpression(node); default: return ts.visitEachChild(node, visitor, context); @@ -49397,9 +56797,9 @@ var ts; } function visitBinaryExpression(node) { switch (node.operatorToken.kind) { - case 61 /* AsteriskAsteriskEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: return visitExponentiationAssignmentExpression(node); - case 39 /* AsteriskAsteriskToken */: + case 40 /* AsteriskAsteriskToken */: return visitExponentiationExpression(node); default: return ts.visitEachChild(node, visitor, context); @@ -49414,25 +56814,21 @@ var ts; // Transforms `a[x] **= b` into `(_a = a)[_x = x] = Math.pow(_a[_x], b)` var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); var argumentExpressionTemp = ts.createTempVariable(hoistVariableDeclaration); - target = ts.createElementAccess(ts.createAssignment(expressionTemp, left.expression, /*location*/ left.expression), ts.createAssignment(argumentExpressionTemp, left.argumentExpression, /*location*/ left.argumentExpression), - /*location*/ left); - value = ts.createElementAccess(expressionTemp, argumentExpressionTemp, - /*location*/ left); + target = ts.setTextRange(ts.createElementAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), ts.setTextRange(ts.createAssignment(argumentExpressionTemp, left.argumentExpression), left.argumentExpression)), left); + value = ts.setTextRange(ts.createElementAccess(expressionTemp, argumentExpressionTemp), left); } else if (ts.isPropertyAccessExpression(left)) { // Transforms `a.x **= b` into `(_a = a).x = Math.pow(_a.x, b)` var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); - target = ts.createPropertyAccess(ts.createAssignment(expressionTemp, left.expression, /*location*/ left.expression), left.name, - /*location*/ left); - value = ts.createPropertyAccess(expressionTemp, left.name, - /*location*/ left); + target = ts.setTextRange(ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), left.name), left); + value = ts.setTextRange(ts.createPropertyAccess(expressionTemp, left.name), left); } else { // Transforms `a **= b` into `a = Math.pow(a, b)` target = left; value = left; } - return ts.createAssignment(target, ts.createMathPow(value, right, /*location*/ node), /*location*/ node); + return ts.setTextRange(ts.createAssignment(target, ts.createMathPow(value, right, /*location*/ node)), node); } function visitExponentiationExpression(node) { // Transforms `a ** b` into `Math.pow(a, b)` @@ -49445,6 +56841,7 @@ var ts; })(ts || (ts = {})); /// /// +/// /*@internal*/ var ts; (function (ts) { @@ -49490,8 +56887,85 @@ var ts; */ SuperCaptureResult[SuperCaptureResult["ReplaceWithReturn"] = 2] = "ReplaceWithReturn"; })(SuperCaptureResult || (SuperCaptureResult = {})); + // Facts we track as we traverse the tree + var HierarchyFacts; + (function (HierarchyFacts) { + HierarchyFacts[HierarchyFacts["None"] = 0] = "None"; + // + // Ancestor facts + // + HierarchyFacts[HierarchyFacts["Function"] = 1] = "Function"; + HierarchyFacts[HierarchyFacts["ArrowFunction"] = 2] = "ArrowFunction"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBody"] = 4] = "AsyncFunctionBody"; + HierarchyFacts[HierarchyFacts["NonStaticClassElement"] = 8] = "NonStaticClassElement"; + HierarchyFacts[HierarchyFacts["CapturesThis"] = 16] = "CapturesThis"; + HierarchyFacts[HierarchyFacts["ExportedVariableStatement"] = 32] = "ExportedVariableStatement"; + HierarchyFacts[HierarchyFacts["TopLevel"] = 64] = "TopLevel"; + HierarchyFacts[HierarchyFacts["Block"] = 128] = "Block"; + HierarchyFacts[HierarchyFacts["IterationStatement"] = 256] = "IterationStatement"; + HierarchyFacts[HierarchyFacts["IterationStatementBlock"] = 512] = "IterationStatementBlock"; + HierarchyFacts[HierarchyFacts["ForStatement"] = 1024] = "ForStatement"; + HierarchyFacts[HierarchyFacts["ForInOrForOfStatement"] = 2048] = "ForInOrForOfStatement"; + HierarchyFacts[HierarchyFacts["ConstructorWithCapturedSuper"] = 4096] = "ConstructorWithCapturedSuper"; + HierarchyFacts[HierarchyFacts["ComputedPropertyName"] = 8192] = "ComputedPropertyName"; + // NOTE: do not add more ancestor flags without also updating AncestorFactsMask below. + // + // Ancestor masks + // + HierarchyFacts[HierarchyFacts["AncestorFactsMask"] = 16383] = "AncestorFactsMask"; + // We are always in *some* kind of block scope, but only specific block-scope containers are + // top-level or Blocks. + HierarchyFacts[HierarchyFacts["BlockScopeIncludes"] = 0] = "BlockScopeIncludes"; + HierarchyFacts[HierarchyFacts["BlockScopeExcludes"] = 4032] = "BlockScopeExcludes"; + // A source file is a top-level block scope. + HierarchyFacts[HierarchyFacts["SourceFileIncludes"] = 64] = "SourceFileIncludes"; + HierarchyFacts[HierarchyFacts["SourceFileExcludes"] = 3968] = "SourceFileExcludes"; + // Functions, methods, and accessors are both new lexical scopes and new block scopes. + HierarchyFacts[HierarchyFacts["FunctionIncludes"] = 65] = "FunctionIncludes"; + HierarchyFacts[HierarchyFacts["FunctionExcludes"] = 16286] = "FunctionExcludes"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBodyIncludes"] = 69] = "AsyncFunctionBodyIncludes"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBodyExcludes"] = 16278] = "AsyncFunctionBodyExcludes"; + // Arrow functions are lexically scoped to their container, but are new block scopes. + HierarchyFacts[HierarchyFacts["ArrowFunctionIncludes"] = 66] = "ArrowFunctionIncludes"; + HierarchyFacts[HierarchyFacts["ArrowFunctionExcludes"] = 16256] = "ArrowFunctionExcludes"; + // Constructors are both new lexical scopes and new block scopes. Constructors are also + // always considered non-static members of a class. + HierarchyFacts[HierarchyFacts["ConstructorIncludes"] = 73] = "ConstructorIncludes"; + HierarchyFacts[HierarchyFacts["ConstructorExcludes"] = 16278] = "ConstructorExcludes"; + // 'do' and 'while' statements are not block scopes. We track that the subtree is contained + // within an IterationStatement to indicate whether the embedded statement is an + // IterationStatementBlock. + HierarchyFacts[HierarchyFacts["DoOrWhileStatementIncludes"] = 256] = "DoOrWhileStatementIncludes"; + HierarchyFacts[HierarchyFacts["DoOrWhileStatementExcludes"] = 0] = "DoOrWhileStatementExcludes"; + // 'for' statements are new block scopes and have special handling for 'let' declarations. + HierarchyFacts[HierarchyFacts["ForStatementIncludes"] = 1280] = "ForStatementIncludes"; + HierarchyFacts[HierarchyFacts["ForStatementExcludes"] = 3008] = "ForStatementExcludes"; + // 'for-in' and 'for-of' statements are new block scopes and have special handling for + // 'let' declarations. + HierarchyFacts[HierarchyFacts["ForInOrForOfStatementIncludes"] = 2304] = "ForInOrForOfStatementIncludes"; + HierarchyFacts[HierarchyFacts["ForInOrForOfStatementExcludes"] = 1984] = "ForInOrForOfStatementExcludes"; + // Blocks (other than function bodies) are new block scopes. + HierarchyFacts[HierarchyFacts["BlockIncludes"] = 128] = "BlockIncludes"; + HierarchyFacts[HierarchyFacts["BlockExcludes"] = 3904] = "BlockExcludes"; + HierarchyFacts[HierarchyFacts["IterationStatementBlockIncludes"] = 512] = "IterationStatementBlockIncludes"; + HierarchyFacts[HierarchyFacts["IterationStatementBlockExcludes"] = 4032] = "IterationStatementBlockExcludes"; + // Computed property names track subtree flags differently than their containing members. + HierarchyFacts[HierarchyFacts["ComputedPropertyNameIncludes"] = 8192] = "ComputedPropertyNameIncludes"; + HierarchyFacts[HierarchyFacts["ComputedPropertyNameExcludes"] = 0] = "ComputedPropertyNameExcludes"; + // + // Subtree facts + // + HierarchyFacts[HierarchyFacts["NewTarget"] = 16384] = "NewTarget"; + HierarchyFacts[HierarchyFacts["NewTargetInComputedPropertyName"] = 32768] = "NewTargetInComputedPropertyName"; + // + // Subtree masks + // + HierarchyFacts[HierarchyFacts["SubtreeFactsMask"] = -16384] = "SubtreeFactsMask"; + HierarchyFacts[HierarchyFacts["PropagateNewTargetMask"] = 49152] = "PropagateNewTargetMask"; + })(HierarchyFacts || (HierarchyFacts = {})); function transformES2015(context) { var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var compilerOptions = context.getCompilerOptions(); var resolver = context.getEmitResolver(); var previousOnSubstituteNode = context.onSubstituteNode; var previousOnEmitNode = context.onEmitNode; @@ -49499,15 +56973,11 @@ var ts; context.onSubstituteNode = onSubstituteNode; var currentSourceFile; var currentText; - var currentParent; - var currentNode; - var enclosingVariableStatement; - var enclosingBlockScopeContainer; - var enclosingBlockScopeContainerParent; - var enclosingFunction; - var enclosingNonArrowFunction; - var enclosingNonAsyncFunctionBody; - var isInConstructorWithCapturedSuper; + var hierarchyFacts; + var taggedTemplateStringDeclarations; + function recordTaggedTemplateString(temp) { + taggedTemplateStringDeclarations = ts.append(taggedTemplateStringDeclarations, ts.createVariableDeclaration(temp)); + } /** * Used to track if we are emitting body of the converted loop */ @@ -49520,262 +56990,231 @@ var ts; var enabledSubstitutions; return transformSourceFile; function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { + if (node.isDeclarationFile) { return node; } currentSourceFile = node; currentText = node.text; - var visited = saveStateAndInvoke(node, visitSourceFile); + var visited = visitSourceFile(node); ts.addEmitHelpers(visited, context.readEmitHelpers()); currentSourceFile = undefined; currentText = undefined; + taggedTemplateStringDeclarations = undefined; + hierarchyFacts = 0 /* None */; return visited; } - function visitor(node) { - return saveStateAndInvoke(node, dispatcher); - } - function dispatcher(node) { - return convertedLoopState - ? visitorForConvertedLoopWorker(node) - : visitorWorker(node); - } - function saveStateAndInvoke(node, f) { - var savedEnclosingFunction = enclosingFunction; - var savedEnclosingNonArrowFunction = enclosingNonArrowFunction; - var savedEnclosingNonAsyncFunctionBody = enclosingNonAsyncFunctionBody; - var savedEnclosingBlockScopeContainer = enclosingBlockScopeContainer; - var savedEnclosingBlockScopeContainerParent = enclosingBlockScopeContainerParent; - var savedEnclosingVariableStatement = enclosingVariableStatement; - var savedCurrentParent = currentParent; - var savedCurrentNode = currentNode; - var savedConvertedLoopState = convertedLoopState; - var savedIsInConstructorWithCapturedSuper = isInConstructorWithCapturedSuper; - if (ts.nodeStartsNewLexicalEnvironment(node)) { - // don't treat content of nodes that start new lexical environment as part of converted loop copy or constructor body - isInConstructorWithCapturedSuper = false; - convertedLoopState = undefined; - } - onBeforeVisitNode(node); - var visited = f(node); - isInConstructorWithCapturedSuper = savedIsInConstructorWithCapturedSuper; - convertedLoopState = savedConvertedLoopState; - enclosingFunction = savedEnclosingFunction; - enclosingNonArrowFunction = savedEnclosingNonArrowFunction; - enclosingNonAsyncFunctionBody = savedEnclosingNonAsyncFunctionBody; - enclosingBlockScopeContainer = savedEnclosingBlockScopeContainer; - enclosingBlockScopeContainerParent = savedEnclosingBlockScopeContainerParent; - enclosingVariableStatement = savedEnclosingVariableStatement; - currentParent = savedCurrentParent; - currentNode = savedCurrentNode; - return visited; - } - function onBeforeVisitNode(node) { - if (currentNode) { - if (ts.isBlockScope(currentNode, currentParent)) { - enclosingBlockScopeContainer = currentNode; - enclosingBlockScopeContainerParent = currentParent; - } - if (ts.isFunctionLike(currentNode)) { - enclosingFunction = currentNode; - if (currentNode.kind !== 185 /* ArrowFunction */) { - enclosingNonArrowFunction = currentNode; - if (!(ts.getEmitFlags(currentNode) & 131072 /* AsyncFunctionBody */)) { - enclosingNonAsyncFunctionBody = currentNode; - } - } - } - // keep track of the enclosing variable statement when in the context of - // variable statements, variable declarations, binding elements, and binding - // patterns. - switch (currentNode.kind) { - case 205 /* VariableStatement */: - enclosingVariableStatement = currentNode; - break; - case 224 /* VariableDeclarationList */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - break; - default: - enclosingVariableStatement = undefined; - } - } - currentParent = currentNode; - currentNode = node; + /** + * Sets the `HierarchyFacts` for this node prior to visiting this node's subtree, returning the facts set prior to modification. + * @param excludeFacts The existing `HierarchyFacts` to reset before visiting the subtree. + * @param includeFacts The new `HierarchyFacts` to set before visiting the subtree. + */ + function enterSubtree(excludeFacts, includeFacts) { + var ancestorFacts = hierarchyFacts; + hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & 16383 /* AncestorFactsMask */; + return ancestorFacts; } - function returnCapturedThis(node) { - return ts.setOriginalNode(ts.createReturn(ts.createIdentifier("_this")), node); + /** + * Restores the `HierarchyFacts` for this node's ancestor after visiting this node's + * subtree, propagating specific facts from the subtree. + * @param ancestorFacts The `HierarchyFacts` of the ancestor to restore after visiting the subtree. + * @param excludeFacts The existing `HierarchyFacts` of the subtree that should not be propagated. + * @param includeFacts The new `HierarchyFacts` of the subtree that should be propagated. + */ + function exitSubtree(ancestorFacts, excludeFacts, includeFacts) { + hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & -16384 /* SubtreeFactsMask */ | ancestorFacts; } function isReturnVoidStatementInConstructorWithCapturedSuper(node) { - return isInConstructorWithCapturedSuper && node.kind === 216 /* ReturnStatement */ && !node.expression; + return hierarchyFacts & 4096 /* ConstructorWithCapturedSuper */ + && node.kind === 219 /* ReturnStatement */ + && !node.expression; } - function shouldCheckNode(node) { - return (node.transformFlags & 64 /* ES2015 */) !== 0 || - node.kind === 219 /* LabeledStatement */ || - (ts.isIterationStatement(node, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node)); + function shouldVisitNode(node) { + return (node.transformFlags & 128 /* ContainsES2015 */) !== 0 + || convertedLoopState !== undefined + || (hierarchyFacts & 4096 /* ConstructorWithCapturedSuper */ && (ts.isStatement(node) || (node.kind === 207 /* Block */))) + || (ts.isIterationStatement(node, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node)) + || (ts.getEmitFlags(node) & 33554432 /* TypeScriptClassWrapper */) !== 0; } - function visitorWorker(node) { - if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { - return returnCapturedThis(node); - } - else if (shouldCheckNode(node)) { + function visitor(node) { + if (shouldVisitNode(node)) { return visitJavaScript(node); } - else if (node.transformFlags & 128 /* ContainsES2015 */ || (isInConstructorWithCapturedSuper && !ts.isExpression(node))) { - // we want to dive in this branch either if node has children with ES2015 specific syntax - // or we are inside constructor that captures result of the super call so all returns without expression should be - // rewritten. Note: we skip expressions since returns should never appear there - return ts.visitEachChild(node, visitor, context); - } else { return node; } } - function visitorForConvertedLoopWorker(node) { - var result; - if (shouldCheckNode(node)) { - result = visitJavaScript(node); - } - else { - result = visitNodesInConvertedLoop(node); + function functionBodyVisitor(node) { + if (shouldVisitNode(node)) { + return visitBlock(node, /*isFunctionBody*/ true); } - return result; + return node; } - function visitNodesInConvertedLoop(node) { - switch (node.kind) { - case 216 /* ReturnStatement */: - node = isReturnVoidStatementInConstructorWithCapturedSuper(node) ? returnCapturedThis(node) : node; - return visitReturnStatement(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 218 /* SwitchStatement */: - return visitSwitchStatement(node); - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: - return visitBreakOrContinueStatement(node); - case 98 /* ThisKeyword */: - return visitThisKeyword(node); - case 70 /* Identifier */: - return visitIdentifier(node); - default: - return ts.visitEachChild(node, visitor, context); + function callExpressionVisitor(node) { + if (node.kind === 97 /* SuperKeyword */) { + return visitSuperKeyword(/*isExpressionOfCall*/ true); } + return visitor(node); } function visitJavaScript(node) { switch (node.kind) { - case 114 /* StaticKeyword */: + case 115 /* StaticKeyword */: return undefined; // elide static keyword - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return visitClassDeclaration(node); - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: return visitClassExpression(node); - case 144 /* Parameter */: + case 146 /* Parameter */: return visitParameter(node); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return visitArrowFunction(node); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: return visitFunctionExpression(node); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return visitVariableDeclaration(node); - case 70 /* Identifier */: + case 71 /* Identifier */: return visitIdentifier(node); - case 224 /* VariableDeclarationList */: + case 227 /* VariableDeclarationList */: return visitVariableDeclarationList(node); - case 219 /* LabeledStatement */: + case 221 /* SwitchStatement */: + return visitSwitchStatement(node); + case 235 /* CaseBlock */: + return visitCaseBlock(node); + case 207 /* Block */: + return visitBlock(node, /*isFunctionBody*/ false); + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: + return visitBreakOrContinueStatement(node); + case 222 /* LabeledStatement */: return visitLabeledStatement(node); - case 209 /* DoStatement */: - return visitDoStatement(node); - case 210 /* WhileStatement */: - return visitWhileStatement(node); - case 211 /* ForStatement */: - return visitForStatement(node); - case 212 /* ForInStatement */: - return visitForInStatement(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 207 /* ExpressionStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + return visitDoOrWhileStatement(node, /*outermostLabeledStatement*/ undefined); + case 214 /* ForStatement */: + return visitForStatement(node, /*outermostLabeledStatement*/ undefined); + case 215 /* ForInStatement */: + return visitForInStatement(node, /*outermostLabeledStatement*/ undefined); + case 216 /* ForOfStatement */: + return visitForOfStatement(node, /*outermostLabeledStatement*/ undefined); + case 210 /* ExpressionStatement */: return visitExpressionStatement(node); - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: return visitObjectLiteralExpression(node); - case 256 /* CatchClause */: + case 260 /* CatchClause */: return visitCatchClause(node); - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return visitShorthandPropertyAssignment(node); - case 175 /* ArrayLiteralExpression */: + case 144 /* ComputedPropertyName */: + return visitComputedPropertyName(node); + case 177 /* ArrayLiteralExpression */: return visitArrayLiteralExpression(node); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return visitCallExpression(node); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return visitNewExpression(node); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return visitParenthesizedExpression(node, /*needsDestructuringValue*/ true); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return visitBinaryExpression(node, /*needsDestructuringValue*/ true); - case 12 /* NoSubstitutionTemplateLiteral */: - case 13 /* TemplateHead */: - case 14 /* TemplateMiddle */: - case 15 /* TemplateTail */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: return visitTemplateLiteral(node); - case 181 /* TaggedTemplateExpression */: + case 9 /* StringLiteral */: + return visitStringLiteral(node); + case 8 /* NumericLiteral */: + return visitNumericLiteral(node); + case 183 /* TaggedTemplateExpression */: return visitTaggedTemplateExpression(node); - case 194 /* TemplateExpression */: + case 196 /* TemplateExpression */: return visitTemplateExpression(node); - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return visitYieldExpression(node); - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: return visitSpreadElement(node); - case 96 /* SuperKeyword */: - return visitSuperKeyword(); - case 195 /* YieldExpression */: - // `yield` will be handled by a generators transform. - return ts.visitEachChild(node, visitor, context); - case 149 /* MethodDeclaration */: + case 97 /* SuperKeyword */: + return visitSuperKeyword(/*isExpressionOfCall*/ false); + case 99 /* ThisKeyword */: + return visitThisKeyword(node); + case 204 /* MetaProperty */: + return visitMetaProperty(node); + case 151 /* MethodDeclaration */: return visitMethodDeclaration(node); - case 205 /* VariableStatement */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return visitAccessorDeclaration(node); + case 208 /* VariableStatement */: return visitVariableStatement(node); + case 219 /* ReturnStatement */: + return visitReturnStatement(node); default: - ts.Debug.failBadSyntaxKind(node); return ts.visitEachChild(node, visitor, context); } } function visitSourceFile(node) { + var ancestorFacts = enterSubtree(3968 /* SourceFileExcludes */, 64 /* SourceFileIncludes */); var statements = []; startLexicalEnvironment(); - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ false, visitor); + var statementOffset = ts.addStandardPrologue(statements, node.statements, /*ensureUseStrict*/ false); addCaptureThisForNodeIfNeeded(statements, node); + statementOffset = ts.addCustomPrologue(statements, node.statements, statementOffset, visitor); ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); + if (taggedTemplateStringDeclarations) { + statements.push(ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList(taggedTemplateStringDeclarations))); + } ts.addRange(statements, endLexicalEnvironment()); - return ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); } function visitSwitchStatement(node) { - ts.Debug.assert(convertedLoopState !== undefined); - var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; - // for switch statement allow only non-labeled break - convertedLoopState.allowedNonLabeledJumps |= 2 /* Break */; - var result = ts.visitEachChild(node, visitor, context); - convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps; - return result; + if (convertedLoopState !== undefined) { + var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; + // for switch statement allow only non-labeled break + convertedLoopState.allowedNonLabeledJumps |= 2 /* Break */; + var result = ts.visitEachChild(node, visitor, context); + convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps; + return result; + } + return ts.visitEachChild(node, visitor, context); + } + function visitCaseBlock(node) { + var ancestorFacts = enterSubtree(4032 /* BlockScopeExcludes */, 0 /* BlockScopeIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; + } + function returnCapturedThis(node) { + return ts.setOriginalNode(ts.createReturn(ts.createIdentifier("_this")), node); } function visitReturnStatement(node) { - ts.Debug.assert(convertedLoopState !== undefined); - convertedLoopState.nonLocalJumps |= 8 /* Return */; - return ts.createReturn(ts.createObjectLiteral([ - ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression - ? ts.visitNode(node.expression, visitor, ts.isExpression) - : ts.createVoidZero()) - ])); + if (convertedLoopState) { + convertedLoopState.nonLocalJumps |= 8 /* Return */; + if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { + node = returnCapturedThis(node); + } + return ts.createReturn(ts.createObjectLiteral([ + ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression + ? ts.visitNode(node.expression, visitor, ts.isExpression) + : ts.createVoidZero()) + ])); + } + else if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { + return returnCapturedThis(node); + } + return ts.visitEachChild(node, visitor, context); } function visitThisKeyword(node) { - ts.Debug.assert(convertedLoopState !== undefined); - if (enclosingFunction && enclosingFunction.kind === 185 /* ArrowFunction */) { - // if the enclosing function is an ArrowFunction is then we use the captured 'this' keyword. - convertedLoopState.containsLexicalThis = true; - return node; + if (convertedLoopState) { + if (hierarchyFacts & 2 /* ArrowFunction */) { + // if the enclosing function is an ArrowFunction then we use the captured 'this' keyword. + convertedLoopState.containsLexicalThis = true; + return node; + } + return convertedLoopState.thisName || (convertedLoopState.thisName = ts.createUniqueName("this")); } - return convertedLoopState.thisName || (convertedLoopState.thisName = ts.createUniqueName("this")); + return node; } function visitIdentifier(node) { if (!convertedLoopState) { @@ -49784,7 +57223,7 @@ var ts; if (ts.isGeneratedIdentifier(node)) { return node; } - if (node.text !== "arguments" && !resolver.isArgumentsLocalBinding(node)) { + if (node.escapedText !== "arguments" || !resolver.isArgumentsLocalBinding(node)) { return node; } return convertedLoopState.argumentsName || (convertedLoopState.argumentsName = ts.createUniqueName("arguments")); @@ -49795,13 +57234,13 @@ var ts; // it is possible if either // - break/continue is labeled and label is located inside the converted loop // - break/continue is non-labeled and located in non-converted loop/switch statement - var jump = node.kind === 215 /* BreakStatement */ ? 2 /* Break */ : 4 /* Continue */; - var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels[node.label.text]) || + var jump = node.kind === 218 /* BreakStatement */ ? 2 /* Break */ : 4 /* Continue */; + var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels.get(ts.idText(node.label))) || (!node.label && (convertedLoopState.allowedNonLabeledJumps & jump)); if (!canUseBreakOrContinue) { var labelMarker = void 0; if (!node.label) { - if (node.kind === 215 /* BreakStatement */) { + if (node.kind === 218 /* BreakStatement */) { convertedLoopState.nonLocalJumps |= 2 /* Break */; labelMarker = "break"; } @@ -49812,13 +57251,13 @@ var ts; } } else { - if (node.kind === 215 /* BreakStatement */) { - labelMarker = "break-" + node.label.text; - setLabeledJump(convertedLoopState, /*isBreak*/ true, node.label.text, labelMarker); + if (node.kind === 218 /* BreakStatement */) { + labelMarker = "break-" + node.label.escapedText; + setLabeledJump(convertedLoopState, /*isBreak*/ true, ts.idText(node.label), labelMarker); } else { - labelMarker = "continue-" + node.label.text; - setLabeledJump(convertedLoopState, /*isBreak*/ false, node.label.text, labelMarker); + labelMarker = "continue-" + node.label.escapedText; + setLabeledJump(convertedLoopState, /*isBreak*/ false, ts.idText(node.label), labelMarker); } } var returnExpression = ts.createLiteral(labelMarker); @@ -49831,10 +57270,10 @@ var ts; expr = copyExpr; } else { - expr = ts.createBinary(expr, 25 /* CommaToken */, copyExpr); + expr = ts.createBinary(expr, 26 /* CommaToken */, copyExpr); } } - returnExpression = ts.createBinary(expr, 25 /* CommaToken */, returnExpression); + returnExpression = ts.createBinary(expr, 26 /* CommaToken */, returnExpression); } return ts.createReturn(returnExpression); } @@ -49860,8 +57299,9 @@ var ts; /*type*/ undefined, transformClassLikeDeclarationToExpression(node)); ts.setOriginalNode(variable, node); var statements = []; - var statement = ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList([variable]), /*location*/ node); + var statement = ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList([variable])); ts.setOriginalNode(statement, node); + ts.setTextRange(statement, node); ts.startOnNewLine(statement); statements.push(statement); // Add an `export default` statement for default exports (for `--target es5 --module es6`) @@ -49873,10 +57313,10 @@ var ts; statements.push(exportStatement); } var emitFlags = ts.getEmitFlags(node); - if ((emitFlags & 2097152 /* HasEndOfDeclarationMarker */) === 0) { + if ((emitFlags & 4194304 /* HasEndOfDeclarationMarker */) === 0) { // Add a DeclarationMarker as a marker for the end of the declaration statements.push(ts.createEndOfDeclarationMarker(node)); - ts.setEmitFlags(statement, emitFlags | 2097152 /* HasEndOfDeclarationMarker */); + ts.setEmitFlags(statement, emitFlags | 4194304 /* HasEndOfDeclarationMarker */); } return ts.singleOrMany(statements); } @@ -49938,8 +57378,8 @@ var ts; // To preserve the behavior of the old emitter, we explicitly indent // the body of the function here if it was requested in an earlier // transformation. - if (ts.getEmitFlags(node) & 32768 /* Indented */) { - ts.setEmitFlags(classFunction, 32768 /* Indented */); + if (ts.getEmitFlags(node) & 65536 /* Indented */) { + ts.setEmitFlags(classFunction, 65536 /* Indented */); } // "inner" and "outer" below are added purely to preserve source map locations from // the old emitter @@ -49949,10 +57389,12 @@ var ts; var outer = ts.createPartiallyEmittedExpression(inner); outer.end = ts.skipTrivia(currentText, node.pos); ts.setEmitFlags(outer, 1536 /* NoComments */); - return ts.createParen(ts.createCall(outer, + var result = ts.createParen(ts.createCall(outer, /*typeArguments*/ undefined, extendsClauseElement ? [ts.visitNode(extendsClauseElement.expression, visitor, ts.isExpression)] : [])); + ts.addSyntheticLeadingComment(result, 3 /* MultiLineCommentTrivia */, "* @class "); + return result; } /** * Transforms a ClassExpression or ClassDeclaration into a function body. @@ -49967,8 +57409,8 @@ var ts; addConstructor(statements, node, extendsClauseElement); addClassMembers(statements, node); // Create a synthetic text range for the return statement. - var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentText, node.members.end), 17 /* CloseBraceToken */); - var localName = ts.getLocalName(node); + var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentText, node.members.end), 18 /* CloseBraceToken */); + var localName = ts.getInternalName(node); // The following partially-emitted expression exists purely to align our sourcemap // emit with the original emitter. var outer = ts.createPartiallyEmittedExpression(localName); @@ -49979,7 +57421,7 @@ var ts; ts.setEmitFlags(statement, 1536 /* NoComments */ | 384 /* NoTokenSourceMaps */); statements.push(statement); ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(ts.createNodeArray(statements, /*location*/ node.members), /*location*/ undefined, /*multiLine*/ true); + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ node.members), /*multiLine*/ true); ts.setEmitFlags(block, 1536 /* NoComments */); return block; } @@ -49992,7 +57434,7 @@ var ts; */ function addExtendsHelperIfNeeded(statements, node, extendsClauseElement) { if (extendsClauseElement) { - statements.push(ts.createStatement(createExtendsHelper(context, ts.getLocalName(node)), + statements.push(ts.setTextRange(ts.createStatement(createExtendsHelper(context, ts.getLocalName(node))), /*location*/ extendsClauseElement)); } } @@ -50004,19 +57446,24 @@ var ts; * @param extendsClauseElement The expression for the class `extends` clause. */ function addConstructor(statements, node, extendsClauseElement) { + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16278 /* ConstructorExcludes */, 73 /* ConstructorIncludes */); var constructor = ts.getFirstConstructorWithBody(node); var hasSynthesizedSuper = hasSynthesizedDefaultSuperCall(constructor, extendsClauseElement !== undefined); var constructorFunction = ts.createFunctionDeclaration( /*decorators*/ undefined, /*modifiers*/ undefined, - /*asteriskToken*/ undefined, ts.getDeclarationName(node), + /*asteriskToken*/ undefined, ts.getInternalName(node), /*typeParameters*/ undefined, transformConstructorParameters(constructor, hasSynthesizedSuper), - /*type*/ undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper), - /*location*/ constructor || node); + /*type*/ undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper)); + ts.setTextRange(constructorFunction, constructor || node); if (extendsClauseElement) { ts.setEmitFlags(constructorFunction, 8 /* CapturesThis */); } statements.push(constructorFunction); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; } /** * Transforms the parameters of the constructor declaration of a class. @@ -50054,28 +57501,30 @@ var ts; statementOffset = 0; } else if (constructor) { - // Otherwise, try to emit all potential prologue directives first. - statementOffset = ts.addPrologueDirectives(statements, constructor.body.statements, /*ensureUseStrict*/ false, visitor); + statementOffset = ts.addStandardPrologue(statements, constructor.body.statements, /*ensureUseStrict*/ false); } if (constructor) { addDefaultValueAssignmentsIfNeeded(statements, constructor); addRestParameterIfNeeded(statements, constructor, hasSynthesizedSuper); + if (!hasSynthesizedSuper) { + // If no super call has been synthesized, emit custom prologue directives. + statementOffset = ts.addCustomPrologue(statements, constructor.body.statements, statementOffset, visitor); + } ts.Debug.assert(statementOffset >= 0, "statementOffset not initialized correctly!"); } // determine whether the class is known syntactically to be a derived class (e.g. a // class that extends a value that is not syntactically known to be `null`). - var isDerivedClass = extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 94 /* NullKeyword */; + var isDerivedClass = extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 95 /* NullKeyword */; var superCaptureStatus = declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, constructor, isDerivedClass, hasSynthesizedSuper, statementOffset); // The last statement expression was replaced. Skip it. if (superCaptureStatus === 1 /* ReplaceSuperCapture */ || superCaptureStatus === 2 /* ReplaceWithReturn */) { statementOffset++; } if (constructor) { - var body = saveStateAndInvoke(constructor, function (constructor) { - isInConstructorWithCapturedSuper = superCaptureStatus === 1 /* ReplaceSuperCapture */; - return ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, /*start*/ statementOffset); - }); - ts.addRange(statements, body); + if (superCaptureStatus === 1 /* ReplaceSuperCapture */) { + hierarchyFacts |= 4096 /* ConstructorWithCapturedSuper */; + } + ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, /*start*/ statementOffset)); } // Return `_this` unless we're sure enough that it would be pointless to add a return statement. // If there's a constructor that we can tell returns in enough places, then we *do not* want to add a return. @@ -50085,10 +57534,13 @@ var ts; statements.push(ts.createReturn(ts.createIdentifier("_this"))); } ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(ts.createNodeArray(statements, + if (constructor) { + prependCaptureNewTargetIfNeeded(statements, constructor, /*copyOnWrite*/ false); + } + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ constructor ? constructor.body.statements : node.members), - /*location*/ constructor ? constructor.body : node, /*multiLine*/ true); + ts.setTextRange(block, constructor ? constructor.body : node); if (!constructor) { ts.setEmitFlags(block, 1536 /* NoComments */); } @@ -50101,17 +57553,17 @@ var ts; */ function isSufficientlyCoveredByReturnStatements(statement) { // A return statement is considered covered. - if (statement.kind === 216 /* ReturnStatement */) { + if (statement.kind === 219 /* ReturnStatement */) { return true; } - else if (statement.kind === 208 /* IfStatement */) { + else if (statement.kind === 211 /* IfStatement */) { var ifStatement = statement; if (ifStatement.elseStatement) { return isSufficientlyCoveredByReturnStatements(ifStatement.thenStatement) && isSufficientlyCoveredByReturnStatements(ifStatement.elseStatement); } } - else if (statement.kind === 204 /* Block */) { + else if (statement.kind === 207 /* Block */) { var lastStatement = ts.lastOrUndefined(statement.statements); if (lastStatement && isSufficientlyCoveredByReturnStatements(lastStatement)) { return true; @@ -50169,9 +57621,8 @@ var ts; var ctorStatements = ctor.body.statements; if (statementOffset < ctorStatements.length) { firstStatement = ctorStatements[statementOffset]; - if (firstStatement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(firstStatement.expression)) { - var superCall = firstStatement.expression; - superCallExpression = ts.setOriginalNode(saveStateAndInvoke(superCall, visitImmediateSuperCallInBody), superCall); + if (firstStatement.kind === 210 /* ExpressionStatement */ && ts.isSuperCall(firstStatement.expression)) { + superCallExpression = visitImmediateSuperCallInBody(firstStatement.expression); } } // Return the result if we have an immediate super() call on the last statement, @@ -50180,8 +57631,8 @@ var ts; && statementOffset === ctorStatements.length - 1 && !(ctor.transformFlags & (16384 /* ContainsLexicalThis */ | 32768 /* ContainsCapturedLexicalThis */))) { var returnStatement = ts.createReturn(superCallExpression); - if (superCallExpression.kind !== 192 /* BinaryExpression */ - || superCallExpression.left.kind !== 179 /* CallExpression */) { + if (superCallExpression.kind !== 194 /* BinaryExpression */ + || superCallExpression.left.kind !== 181 /* CallExpression */) { ts.Debug.fail("Assumed generated super call would have form 'super.call(...) || this'."); } // Shift comments from the original super call to the return statement. @@ -50216,25 +57667,25 @@ var ts; else if (ts.isBindingPattern(node.name)) { // Binding patterns are converted into a generated name and are // evaluated inside the function body. - return ts.setOriginalNode(ts.createParameter( + return ts.setOriginalNode(ts.setTextRange(ts.createParameter( /*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, ts.getGeneratedNameForNode(node), /*questionToken*/ undefined, /*type*/ undefined, - /*initializer*/ undefined, + /*initializer*/ undefined), /*location*/ node), /*original*/ node); } else if (node.initializer) { // Initializers are elided - return ts.setOriginalNode(ts.createParameter( + return ts.setOriginalNode(ts.setTextRange(ts.createParameter( /*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, node.name, /*questionToken*/ undefined, /*type*/ undefined, - /*initializer*/ undefined, + /*initializer*/ undefined), /*location*/ node), /*original*/ node); } @@ -50264,17 +57715,17 @@ var ts; } for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; - var name_36 = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken; + var name = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken; // A rest parameter cannot have a binding pattern or an initializer, // so let's just ignore it. if (dotDotDotToken) { continue; } - if (ts.isBindingPattern(name_36)) { - addDefaultValueAssignmentForBindingPattern(statements, parameter, name_36, initializer); + if (ts.isBindingPattern(name)) { + addDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer); } else if (initializer) { - addDefaultValueAssignmentForInitializer(statements, parameter, name_36, initializer); + addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer); } } } @@ -50293,10 +57744,10 @@ var ts; // of an initializer, we must emit that expression to preserve side effects. if (name.elements.length > 0) { statements.push(ts.setEmitFlags(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0 /* All */, temp))), 524288 /* CustomPrologue */)); + /*modifiers*/ undefined, ts.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0 /* All */, temp))), 1048576 /* CustomPrologue */)); } else if (initializer) { - statements.push(ts.setEmitFlags(ts.createStatement(ts.createAssignment(temp, ts.visitNode(initializer, visitor, ts.isExpression))), 524288 /* CustomPrologue */)); + statements.push(ts.setEmitFlags(ts.createStatement(ts.createAssignment(temp, ts.visitNode(initializer, visitor, ts.isExpression))), 1048576 /* CustomPrologue */)); } } /** @@ -50309,14 +57760,12 @@ var ts; */ function addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer) { initializer = ts.visitNode(initializer, visitor, ts.isExpression); - var statement = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.createBlock([ - ts.createStatement(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48 /* NoSourceMap */), ts.setEmitFlags(initializer, 48 /* NoSourceMap */ | ts.getEmitFlags(initializer)), - /*location*/ parameter)) - ], /*location*/ parameter), 1 /* SingleLine */ | 32 /* NoTrailingSourceMap */ | 384 /* NoTokenSourceMaps */), - /*elseStatement*/ undefined, - /*location*/ parameter); + var statement = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.setTextRange(ts.createBlock([ + ts.createStatement(ts.setTextRange(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48 /* NoSourceMap */), ts.setEmitFlags(initializer, 48 /* NoSourceMap */ | ts.getEmitFlags(initializer))), parameter)) + ]), parameter), 1 /* SingleLine */ | 32 /* NoTrailingSourceMap */ | 384 /* NoTokenSourceMaps */)); statement.startsOnNewLine = true; - ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 524288 /* CustomPrologue */); + ts.setTextRange(statement, parameter); + ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 1048576 /* CustomPrologue */); statements.push(statement); } /** @@ -50328,7 +57777,7 @@ var ts; * synthesized call to `super` */ function shouldAddRestParameter(node, inConstructorWithSynthesizedSuper) { - return node && node.dotDotDotToken && node.name.kind === 70 /* Identifier */ && !inConstructorWithSynthesizedSuper; + return node && node.dotDotDotToken && node.name.kind === 71 /* Identifier */ && !inConstructorWithSynthesizedSuper; } /** * Adds statements to the body of a function-like node if it contains a rest parameter. @@ -50352,25 +57801,24 @@ var ts; var restIndex = node.parameters.length - 1; var temp = ts.createLoopVariable(); // var param = []; - statements.push(ts.setEmitFlags(ts.createVariableStatement( + statements.push(ts.setEmitFlags(ts.setTextRange(ts.createVariableStatement( /*modifiers*/ undefined, ts.createVariableDeclarationList([ ts.createVariableDeclaration(declarationName, /*type*/ undefined, ts.createArrayLiteral([])) - ]), - /*location*/ parameter), 524288 /* CustomPrologue */)); + ])), + /*location*/ parameter), 1048576 /* CustomPrologue */)); // for (var _i = restIndex; _i < arguments.length; _i++) { // param[_i - restIndex] = arguments[_i]; // } - var forStatement = ts.createFor(ts.createVariableDeclarationList([ + var forStatement = ts.createFor(ts.setTextRange(ts.createVariableDeclarationList([ ts.createVariableDeclaration(temp, /*type*/ undefined, ts.createLiteral(restIndex)) - ], /*location*/ parameter), ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length"), - /*location*/ parameter), ts.createPostfixIncrement(temp, /*location*/ parameter), ts.createBlock([ - ts.startOnNewLine(ts.createStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0 + ]), parameter), ts.setTextRange(ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length")), parameter), ts.setTextRange(ts.createPostfixIncrement(temp), parameter), ts.createBlock([ + ts.startOnNewLine(ts.setTextRange(ts.createStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0 ? temp - : ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp)), + : ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp))), /*location*/ parameter)) ])); - ts.setEmitFlags(forStatement, 524288 /* CustomPrologue */); + ts.setEmitFlags(forStatement, 1048576 /* CustomPrologue */); ts.startOnNewLine(forStatement); statements.push(forStatement); } @@ -50381,7 +57829,7 @@ var ts; * @param node A node. */ function addCaptureThisForNodeIfNeeded(statements, node) { - if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */ && node.kind !== 185 /* ArrowFunction */) { + if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */ && node.kind !== 187 /* ArrowFunction */) { captureThisForNode(statements, node, ts.createThis()); } } @@ -50391,11 +57839,52 @@ var ts; /*modifiers*/ undefined, ts.createVariableDeclarationList([ ts.createVariableDeclaration("_this", /*type*/ undefined, initializer) - ]), originalStatement); - ts.setEmitFlags(captureThisStatement, 1536 /* NoComments */ | 524288 /* CustomPrologue */); + ])); + ts.setEmitFlags(captureThisStatement, 1536 /* NoComments */ | 1048576 /* CustomPrologue */); + ts.setTextRange(captureThisStatement, originalStatement); ts.setSourceMapRange(captureThisStatement, node); statements.push(captureThisStatement); } + function prependCaptureNewTargetIfNeeded(statements, node, copyOnWrite) { + if (hierarchyFacts & 16384 /* NewTarget */) { + var newTarget = void 0; + switch (node.kind) { + case 187 /* ArrowFunction */: + return statements; + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + // Methods and accessors cannot be constructors, so 'new.target' will + // always return 'undefined'. + newTarget = ts.createVoidZero(); + break; + case 152 /* Constructor */: + // Class constructors can only be called with `new`, so `this.constructor` + // should be relatively safe to use. + newTarget = ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), "constructor"); + break; + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + // Functions can be called or constructed, and may have a `this` due to + // being a member or when calling an imported function via `other_1.f()`. + newTarget = ts.createConditional(ts.createLogicalAnd(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), ts.createBinary(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), 93 /* InstanceOfKeyword */, ts.getLocalName(node))), ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), "constructor"), ts.createVoidZero()); + break; + default: + ts.Debug.failBadSyntaxKind(node); + break; + } + var captureNewTargetStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration("_newTarget", + /*type*/ undefined, newTarget) + ])); + if (copyOnWrite) { + return [captureNewTargetStatement].concat(statements); + } + statements.unshift(captureNewTargetStatement); + } + return statements; + } /** * Adds statements to the class body function for a class to define the members of the * class. @@ -50407,20 +57896,20 @@ var ts; for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; switch (member.kind) { - case 203 /* SemicolonClassElement */: + case 206 /* SemicolonClassElement */: statements.push(transformSemicolonClassElementToStatement(member)); break; - case 149 /* MethodDeclaration */: - statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member)); + case 151 /* MethodDeclaration */: + statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member, node)); break; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: var accessors = ts.getAllAccessorDeclarations(node.members, member); if (member === accessors.firstAccessor) { - statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors)); + statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors, node)); } break; - case 150 /* Constructor */: + case 152 /* Constructor */: // Constructors are handled in visitClassExpression/visitClassDeclaration break; default: @@ -50435,7 +57924,7 @@ var ts; * @param member The SemicolonClassElement node. */ function transformSemicolonClassElementToStatement(member) { - return ts.createEmptyStatement(/*location*/ member); + return ts.setTextRange(ts.createEmptyStatement(), member); } /** * Transforms a MethodDeclaration into a statement for a class body function. @@ -50443,14 +57932,15 @@ var ts; * @param receiver The receiver for the member. * @param member The MethodDeclaration node. */ - function transformClassMethodDeclarationToStatement(receiver, member) { + function transformClassMethodDeclarationToStatement(receiver, member, container) { + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); var commentRange = ts.getCommentRange(member); var sourceMapRange = ts.getSourceMapRange(member); var memberName = ts.createMemberAccessForPropertyName(receiver, ts.visitNode(member.name, visitor, ts.isPropertyName), /*location*/ member.name); - var memberFunction = transformFunctionLikeToExpression(member, /*location*/ member, /*name*/ undefined); + var memberFunction = transformFunctionLikeToExpression(member, /*location*/ member, /*name*/ undefined, container); ts.setEmitFlags(memberFunction, 1536 /* NoComments */); ts.setSourceMapRange(memberFunction, sourceMapRange); - var statement = ts.createStatement(ts.createAssignment(memberName, memberFunction), + var statement = ts.setTextRange(ts.createStatement(ts.createAssignment(memberName, memberFunction)), /*location*/ member); ts.setOriginalNode(statement, member); ts.setCommentRange(statement, commentRange); @@ -50458,6 +57948,7 @@ var ts; // No source map should be emitted for this statement to align with the // old emitter. ts.setEmitFlags(statement, 48 /* NoSourceMap */); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); return statement; } /** @@ -50466,13 +57957,13 @@ var ts; * @param receiver The receiver for the member. * @param accessors The set of related get/set accessors. */ - function transformAccessorsToStatement(receiver, accessors) { - var statement = ts.createStatement(transformAccessorsToExpression(receiver, accessors, /*startsOnNewLine*/ false), - /*location*/ ts.getSourceMapRange(accessors.firstAccessor)); + function transformAccessorsToStatement(receiver, accessors, container) { + var statement = ts.createStatement(transformAccessorsToExpression(receiver, accessors, container, /*startsOnNewLine*/ false)); // The location for the statement is used to emit source maps only. // No comments should be emitted for this statement to align with the // old emitter. ts.setEmitFlags(statement, 1536 /* NoComments */); + ts.setSourceMapRange(statement, ts.getSourceMapRange(accessors.firstAccessor)); return statement; } /** @@ -50481,8 +57972,9 @@ var ts; * * @param receiver The receiver for the member. */ - function transformAccessorsToExpression(receiver, _a, startsOnNewLine) { + function transformAccessorsToExpression(receiver, _a, container, startsOnNewLine) { var firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); // To align with source maps in the old emitter, the receiver and property name // arguments are both mapped contiguously to the accessor name. var target = ts.getMutableClone(receiver); @@ -50493,7 +57985,7 @@ var ts; ts.setSourceMapRange(propertyName, firstAccessor.name); var properties = []; if (getAccessor) { - var getterFunction = transformFunctionLikeToExpression(getAccessor, /*location*/ undefined, /*name*/ undefined); + var getterFunction = transformFunctionLikeToExpression(getAccessor, /*location*/ undefined, /*name*/ undefined, container); ts.setSourceMapRange(getterFunction, ts.getSourceMapRange(getAccessor)); ts.setEmitFlags(getterFunction, 512 /* NoLeadingComments */); var getter = ts.createPropertyAssignment("get", getterFunction); @@ -50501,23 +57993,24 @@ var ts; properties.push(getter); } if (setAccessor) { - var setterFunction = transformFunctionLikeToExpression(setAccessor, /*location*/ undefined, /*name*/ undefined); + var setterFunction = transformFunctionLikeToExpression(setAccessor, /*location*/ undefined, /*name*/ undefined, container); ts.setSourceMapRange(setterFunction, ts.getSourceMapRange(setAccessor)); ts.setEmitFlags(setterFunction, 512 /* NoLeadingComments */); var setter = ts.createPropertyAssignment("set", setterFunction); ts.setCommentRange(setter, ts.getCommentRange(setAccessor)); properties.push(setter); } - properties.push(ts.createPropertyAssignment("enumerable", ts.createLiteral(true)), ts.createPropertyAssignment("configurable", ts.createLiteral(true))); + properties.push(ts.createPropertyAssignment("enumerable", ts.createTrue()), ts.createPropertyAssignment("configurable", ts.createTrue())); var call = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), /*typeArguments*/ undefined, [ target, propertyName, - ts.createObjectLiteral(properties, /*location*/ undefined, /*multiLine*/ true) + ts.createObjectLiteral(properties, /*multiLine*/ true) ]); if (startsOnNewLine) { call.startsOnNewLine = true; } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); return call; } /** @@ -50529,14 +58022,20 @@ var ts; if (node.transformFlags & 16384 /* ContainsLexicalThis */) { enableSubstitutionsForCapturedThis(); } + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16256 /* ArrowFunctionExcludes */, 66 /* ArrowFunctionIncludes */); var func = ts.createFunctionExpression( /*modifiers*/ undefined, /*asteriskToken*/ undefined, /*name*/ undefined, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node), node); + /*type*/ undefined, transformFunctionBody(node)); + ts.setTextRange(func, node); ts.setOriginalNode(func, node); ts.setEmitFlags(func, 8 /* CapturesThis */); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; return func; } /** @@ -50545,12 +58044,24 @@ var ts; * @param node a FunctionExpression node. */ function visitFunctionExpression(node) { - return ts.updateFunctionExpression(node, - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, node.transformFlags & 64 /* ES2015 */ + var ancestorFacts = ts.getEmitFlags(node) & 262144 /* AsyncFunctionBody */ + ? enterSubtree(16278 /* AsyncFunctionBodyExcludes */, 69 /* AsyncFunctionBodyIncludes */) + : enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = node.transformFlags & 64 /* ES2015 */ ? transformFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + : visitFunctionBodyDownLevel(node); + var name = hierarchyFacts & 16384 /* NewTarget */ + ? ts.getLocalName(node) + : node.name; + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.updateFunctionExpression(node, + /*modifiers*/ undefined, node.asteriskToken, name, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); } /** * Visits a FunctionDeclaration node. @@ -50558,12 +58069,22 @@ var ts; * @param node a FunctionDeclaration node. */ function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, node.modifiers, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, node.transformFlags & 64 /* ES2015 */ + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = node.transformFlags & 64 /* ES2015 */ ? transformFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + : visitFunctionBodyDownLevel(node); + var name = hierarchyFacts & 16384 /* NewTarget */ + ? ts.getLocalName(node) + : node.name; + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, name, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); } /** * Transforms a function-like node into a FunctionExpression. @@ -50572,18 +58093,24 @@ var ts; * @param location The source-map location for the new FunctionExpression. * @param name The name of the new FunctionExpression. */ - function transformFunctionLikeToExpression(node, location, name) { - var savedContainingNonArrowFunction = enclosingNonArrowFunction; - if (node.kind !== 185 /* ArrowFunction */) { - enclosingNonArrowFunction = node; + function transformFunctionLikeToExpression(node, location, name, container) { + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = container && ts.isClassLike(container) && !ts.hasModifier(node, 32 /* Static */) + ? enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */ | 8 /* NonStaticClassElement */) + : enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = transformFunctionBody(node); + if (hierarchyFacts & 16384 /* NewTarget */ && !name && (node.kind === 228 /* FunctionDeclaration */ || node.kind === 186 /* FunctionExpression */)) { + name = ts.getGeneratedNameForNode(node); } - var expression = ts.setOriginalNode(ts.createFunctionExpression( + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression( /*modifiers*/ undefined, node.asteriskToken, name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, saveStateAndInvoke(node, transformFunctionBody), location), + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body), location), /*original*/ node); - enclosingNonArrowFunction = savedContainingNonArrowFunction; - return expression; } /** * Transforms the body of a function-like node. @@ -50601,8 +58128,8 @@ var ts; resumeLexicalEnvironment(); if (ts.isBlock(body)) { // ensureUseStrict is false because no new prologue-directive should be added. - // addPrologueDirectives will simply put already-existing directives at the beginning of the target statement-array - statementOffset = ts.addPrologueDirectives(statements, body.statements, /*ensureUseStrict*/ false, visitor); + // addStandardPrologue will put already-existing directives at the beginning of the target statement-array + statementOffset = ts.addStandardPrologue(statements, body.statements, /*ensureUseStrict*/ false); } addCaptureThisForNodeIfNeeded(statements, node); addDefaultValueAssignmentsIfNeeded(statements, node); @@ -50612,6 +58139,8 @@ var ts; multiLine = true; } if (ts.isBlock(body)) { + // addCustomPrologue puts already-existing directives at the beginning of the target statement-array + statementOffset = ts.addCustomPrologue(statements, body.statements, statementOffset, visitor); statementsLocation = body.statements; ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, statementOffset)); // If the original body was a multi-line block, this must be a multi-line block. @@ -50620,7 +58149,7 @@ var ts; } } else { - ts.Debug.assert(node.kind === 185 /* ArrowFunction */); + ts.Debug.assert(node.kind === 187 /* ArrowFunction */); // To align with the old emitter, we use a synthetic end position on the location // for the statement list we synthesize when we down-level an arrow function with // an expression function body. This prevents both comments and source maps from @@ -50636,7 +58165,8 @@ var ts; } } var expression = ts.visitNode(body, visitor, ts.isExpression); - var returnStatement = ts.createReturn(expression, /*location*/ body); + var returnStatement = ts.createReturn(expression); + ts.setTextRange(returnStatement, body); ts.setEmitFlags(returnStatement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 1024 /* NoTrailingComments */); statements.push(returnStatement); // To align with the source map emit for the old emitter, we set a custom @@ -50645,20 +58175,39 @@ var ts; } var lexicalEnvironment = context.endLexicalEnvironment(); ts.addRange(statements, lexicalEnvironment); + prependCaptureNewTargetIfNeeded(statements, node, /*copyOnWrite*/ false); // If we added any final generated statements, this must be a multi-line block if (!multiLine && lexicalEnvironment && lexicalEnvironment.length) { multiLine = true; } - var block = ts.createBlock(ts.createNodeArray(statements, statementsLocation), node.body, multiLine); + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), multiLine); + ts.setTextRange(block, node.body); if (!multiLine && singleLine) { ts.setEmitFlags(block, 1 /* SingleLine */); } if (closeBraceLocation) { - ts.setTokenSourceMapRange(block, 17 /* CloseBraceToken */, closeBraceLocation); + ts.setTokenSourceMapRange(block, 18 /* CloseBraceToken */, closeBraceLocation); } ts.setOriginalNode(block, node.body); return block; } + function visitFunctionBodyDownLevel(node) { + var updated = ts.visitFunctionBody(node.body, functionBodyVisitor, context); + return ts.updateBlock(updated, ts.setTextRange(ts.createNodeArray(prependCaptureNewTargetIfNeeded(updated.statements, node, /*copyOnWrite*/ true)), + /*location*/ updated.statements)); + } + function visitBlock(node, isFunctionBody) { + if (isFunctionBody) { + // A function body is not a block scope. + return ts.visitEachChild(node, visitor, context); + } + var ancestorFacts = hierarchyFacts & 256 /* IterationStatement */ + ? enterSubtree(4032 /* IterationStatementBlockExcludes */, 512 /* IterationStatementBlockIncludes */) + : enterSubtree(3904 /* BlockExcludes */, 128 /* BlockIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; + } /** * Visits an ExpressionStatement that contains a destructuring assignment. * @@ -50667,9 +58216,9 @@ var ts; function visitExpressionStatement(node) { // If we are here it is most likely because our expression is a destructuring assignment. switch (node.expression.kind) { - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return ts.updateStatement(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return ts.updateStatement(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); } return ts.visitEachChild(node, visitor, context); @@ -50684,10 +58233,13 @@ var ts; function visitParenthesizedExpression(node, needsDestructuringValue) { // If we are here it is most likely because our expression is a destructuring assignment. if (!needsDestructuringValue) { + // By default we always emit the RHS at the end of a flattened destructuring + // expression. If we are in a state where we do not need the destructuring value, + // we pass that information along to the children that care about it. switch (node.expression.kind) { - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return ts.updateParen(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return ts.updateParen(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); } } @@ -50705,9 +58257,12 @@ var ts; if (ts.isDestructuringAssignment(node)) { return ts.flattenDestructuringAssignment(node, visitor, context, 0 /* All */, needsDestructuringValue); } + return ts.visitEachChild(node, visitor, context); } function visitVariableStatement(node) { - if (convertedLoopState && (ts.getCombinedNodeFlags(node.declarationList) & 3 /* BlockScoped */) == 0) { + var ancestorFacts = enterSubtree(0 /* None */, ts.hasModifier(node, 1 /* Export */) ? 32 /* ExportedVariableStatement */ : 0 /* None */); + var updated; + if (convertedLoopState && (node.declarationList.flags & 3 /* BlockScoped */) === 0) { // we are inside a converted loop - hoist variable declarations var assignments = void 0; for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { @@ -50719,20 +58274,25 @@ var ts; assignment = ts.flattenDestructuringAssignment(decl, visitor, context, 0 /* All */); } else { - assignment = ts.createBinary(decl.name, 57 /* EqualsToken */, ts.visitNode(decl.initializer, visitor, ts.isExpression)); + assignment = ts.createBinary(decl.name, 58 /* EqualsToken */, ts.visitNode(decl.initializer, visitor, ts.isExpression)); + ts.setTextRange(assignment, decl); } - (assignments || (assignments = [])).push(assignment); + assignments = ts.append(assignments, assignment); } } if (assignments) { - return ts.createStatement(ts.reduceLeft(assignments, function (acc, v) { return ts.createBinary(v, 25 /* CommaToken */, acc); }), node); + updated = ts.setTextRange(ts.createStatement(ts.inlineExpressions(assignments)), node); } else { // none of declarations has initializer - the entire variable statement can be deleted - return undefined; + updated = undefined; } } - return ts.visitEachChild(node, visitor, context); + else { + updated = ts.visitEachChild(node, visitor, context); + } + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } /** * Visits a VariableDeclarationList that is block scoped (e.g. `let` or `const`). @@ -50740,25 +58300,30 @@ var ts; * @param node A VariableDeclarationList node. */ function visitVariableDeclarationList(node) { - if (node.flags & 3 /* BlockScoped */) { - enableSubstitutionsForBlockScopedBindings(); - } - var declarations = ts.flatten(ts.map(node.declarations, node.flags & 1 /* Let */ - ? visitVariableDeclarationInLetDeclarationList - : visitVariableDeclaration)); - var declarationList = ts.createVariableDeclarationList(declarations, /*location*/ node); - ts.setOriginalNode(declarationList, node); - ts.setCommentRange(declarationList, node); - if (node.transformFlags & 8388608 /* ContainsBindingPattern */ - && (ts.isBindingPattern(node.declarations[0].name) - || ts.isBindingPattern(ts.lastOrUndefined(node.declarations).name))) { - // If the first or last declaration is a binding pattern, we need to modify - // the source map range for the declaration list. - var firstDeclaration = ts.firstOrUndefined(declarations); - var lastDeclaration = ts.lastOrUndefined(declarations); - ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); + if (node.transformFlags & 64 /* ES2015 */) { + if (node.flags & 3 /* BlockScoped */) { + enableSubstitutionsForBlockScopedBindings(); + } + var declarations = ts.flatMap(node.declarations, node.flags & 1 /* Let */ + ? visitVariableDeclarationInLetDeclarationList + : visitVariableDeclaration); + var declarationList = ts.createVariableDeclarationList(declarations); + ts.setOriginalNode(declarationList, node); + ts.setTextRange(declarationList, node); + ts.setCommentRange(declarationList, node); + if (node.transformFlags & 8388608 /* ContainsBindingPattern */ + && (ts.isBindingPattern(node.declarations[0].name) || ts.isBindingPattern(ts.lastOrUndefined(node.declarations).name))) { + // If the first or last declaration is a binding pattern, we need to modify + // the source map range for the declaration list. + var firstDeclaration = ts.firstOrUndefined(declarations); + if (firstDeclaration) { + var lastDeclaration = ts.lastOrUndefined(declarations); + ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); + } + } + return declarationList; } - return declarationList; + return ts.visitEachChild(node, visitor, context); } /** * Gets a value indicating whether we should emit an explicit initializer for a variable @@ -50809,18 +58374,16 @@ var ts; var flags = resolver.getNodeCheckFlags(node); var isCapturedInFunction = flags & 131072 /* CapturedBlockScopedBinding */; var isDeclaredInLoop = flags & 262144 /* BlockScopedBindingInLoop */; - var emittedAsTopLevel = ts.isBlockScopedContainerTopLevel(enclosingBlockScopeContainer) + var emittedAsTopLevel = (hierarchyFacts & 64 /* TopLevel */) !== 0 || (isCapturedInFunction && isDeclaredInLoop - && ts.isBlock(enclosingBlockScopeContainer) - && ts.isIterationStatement(enclosingBlockScopeContainerParent, /*lookInLabeledStatements*/ false)); + && (hierarchyFacts & 512 /* IterationStatementBlock */) !== 0); var emitExplicitInitializer = !emittedAsTopLevel - && enclosingBlockScopeContainer.kind !== 212 /* ForInStatement */ - && enclosingBlockScopeContainer.kind !== 213 /* ForOfStatement */ + && (hierarchyFacts & 2048 /* ForInOrForOfStatement */) === 0 && (!resolver.isDeclarationWithCollidingName(node) || (isDeclaredInLoop && !isCapturedInFunction - && !ts.isIterationStatement(enclosingBlockScopeContainer, /*lookInLabeledStatements*/ false))); + && (hierarchyFacts & (1024 /* ForStatement */ | 2048 /* ForInOrForOfStatement */)) === 0)); return emitExplicitInitializer; } /** @@ -50837,9 +58400,9 @@ var ts; return visitVariableDeclaration(node); } if (!node.initializer && shouldEmitExplicitInitializerForLetDeclaration(node)) { - var clone_3 = ts.getMutableClone(node); - clone_3.initializer = ts.createVoidZero(); - return clone_3; + var clone_2 = ts.getMutableClone(node); + clone_2.initializer = ts.createVoidZero(); + return clone_2; } return ts.visitEachChild(node, visitor, context); } @@ -50849,101 +58412,77 @@ var ts; * @param node A VariableDeclaration node. */ function visitVariableDeclaration(node) { - // If we are here it is because the name contains a binding pattern. + var ancestorFacts = enterSubtree(32 /* ExportedVariableStatement */, 0 /* None */); + var updated; if (ts.isBindingPattern(node.name)) { - var hoistTempVariables = enclosingVariableStatement - && ts.hasModifier(enclosingVariableStatement, 1 /* Export */); - return ts.flattenDestructuringBinding(node, visitor, context, 0 /* All */, - /*value*/ undefined, hoistTempVariables); - } - return ts.visitEachChild(node, visitor, context); - } - function visitLabeledStatement(node) { - if (convertedLoopState) { - if (!convertedLoopState.labels) { - convertedLoopState.labels = ts.createMap(); - } - convertedLoopState.labels[node.label.text] = node.label.text; - } - var result; - if (ts.isIterationStatement(node.statement, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node.statement)) { - result = ts.visitNodes(ts.createNodeArray([node.statement]), visitor, ts.isStatement); + updated = ts.flattenDestructuringBinding(node, visitor, context, 0 /* All */, + /*value*/ undefined, (ancestorFacts & 32 /* ExportedVariableStatement */) !== 0); } else { - result = ts.visitEachChild(node, visitor, context); + updated = ts.visitEachChild(node, visitor, context); } - if (convertedLoopState) { - convertedLoopState.labels[node.label.text] = undefined; + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; + } + function recordLabel(node) { + convertedLoopState.labels.set(ts.idText(node.label), true); + } + function resetLabel(node) { + convertedLoopState.labels.set(ts.idText(node.label), false); + } + function visitLabeledStatement(node) { + if (convertedLoopState && !convertedLoopState.labels) { + convertedLoopState.labels = ts.createMap(); } - return result; + var statement = ts.unwrapInnermostStatementOfLabel(node, convertedLoopState && recordLabel); + return ts.isIterationStatement(statement, /*lookInLabeledStatements*/ false) + ? visitIterationStatement(statement, /*outermostLabeledStatement*/ node) + : ts.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement), node, convertedLoopState && resetLabel); } - function visitDoStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitIterationStatement(node, outermostLabeledStatement) { + switch (node.kind) { + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + return visitDoOrWhileStatement(node, outermostLabeledStatement); + case 214 /* ForStatement */: + return visitForStatement(node, outermostLabeledStatement); + case 215 /* ForInStatement */: + return visitForInStatement(node, outermostLabeledStatement); + case 216 /* ForOfStatement */: + return visitForOfStatement(node, outermostLabeledStatement); + } + } + function visitIterationStatementWithFacts(excludeFacts, includeFacts, node, outermostLabeledStatement, convert) { + var ancestorFacts = enterSubtree(excludeFacts, includeFacts); + var updated = convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } - function visitWhileStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitDoOrWhileStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(0 /* DoOrWhileStatementExcludes */, 256 /* DoOrWhileStatementIncludes */, node, outermostLabeledStatement); } - function visitForStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitForStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(3008 /* ForStatementExcludes */, 1280 /* ForStatementIncludes */, node, outermostLabeledStatement); } - function visitForInStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitForInStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(1984 /* ForInOrForOfStatementExcludes */, 2304 /* ForInOrForOfStatementIncludes */, node, outermostLabeledStatement); } - /** - * Visits a ForOfStatement and converts it into a compatible ForStatement. - * - * @param node A ForOfStatement. - */ - function visitForOfStatement(node) { - return convertIterationStatementBodyIfNecessary(node, convertForOfToFor); + function visitForOfStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(1984 /* ForInOrForOfStatementExcludes */, 2304 /* ForInOrForOfStatementIncludes */, node, outermostLabeledStatement, compilerOptions.downlevelIteration ? convertForOfStatementForIterable : convertForOfStatementForArray); } - function convertForOfToFor(node, convertedLoopBodyStatements) { - // The following ES6 code: - // - // for (let v of expr) { } - // - // should be emitted as - // - // for (var _i = 0, _a = expr; _i < _a.length; _i++) { - // var v = _a[_i]; - // } - // - // where _a and _i are temps emitted to capture the RHS and the counter, - // respectively. - // When the left hand side is an expression instead of a let declaration, - // the "let v" is not emitted. - // When the left hand side is a let/const, the v is renamed if there is - // another v in scope. - // Note that all assignments to the LHS are emitted in the body, including - // all destructuring. - // Note also that because an extra statement is needed to assign to the LHS, - // for-of bodies are always emitted as blocks. - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - var initializer = node.initializer; + function convertForOfStatementHead(node, boundValue, convertedLoopBodyStatements) { var statements = []; - // In the case where the user wrote an identifier as the RHS, like this: - // - // for (let v of arr) { } - // - // we don't want to emit a temporary variable for the RHS, just use it directly. - var counter = ts.createLoopVariable(); - var rhsReference = expression.kind === 70 /* Identifier */ - ? ts.createUniqueName(expression.text) - : ts.createTempVariable(/*recordTempVariable*/ undefined); - var elementAccess = ts.createElementAccess(rhsReference, counter); - // Initialize LHS - // var v = _a[_i]; - if (ts.isVariableDeclarationList(initializer)) { - if (initializer.flags & 3 /* BlockScoped */) { + if (ts.isVariableDeclarationList(node.initializer)) { + if (node.initializer.flags & 3 /* BlockScoped */) { enableSubstitutionsForBlockScopedBindings(); } - var firstOriginalDeclaration = ts.firstOrUndefined(initializer.declarations); + var firstOriginalDeclaration = ts.firstOrUndefined(node.initializer.declarations); if (firstOriginalDeclaration && ts.isBindingPattern(firstOriginalDeclaration.name)) { // This works whether the declaration is a var, let, or const. // It will use rhsIterationValue _a[_i] as the initializer. - var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0 /* All */, elementAccess); - var declarationList = ts.createVariableDeclarationList(declarations, /*location*/ initializer); - ts.setOriginalNode(declarationList, initializer); + var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0 /* All */, boundValue); + var declarationList = ts.setTextRange(ts.createVariableDeclarationList(declarations), node.initializer); + ts.setOriginalNode(declarationList, node.initializer); // Adjust the source map range for the first declaration to align with the old // emitter. var firstDeclaration = declarations[0]; @@ -50955,27 +58494,24 @@ var ts; else { // The following call does not include the initializer, so we have // to emit it separately. - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.setOriginalNode(ts.createVariableDeclarationList([ + statements.push(ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.setOriginalNode(ts.setTextRange(ts.createVariableDeclarationList([ ts.createVariableDeclaration(firstOriginalDeclaration ? firstOriginalDeclaration.name : ts.createTempVariable(/*recordTempVariable*/ undefined), - /*type*/ undefined, ts.createElementAccess(rhsReference, counter)) - ], /*location*/ ts.moveRangePos(initializer, -1)), initializer), - /*location*/ ts.moveRangeEnd(initializer, -1))); + /*type*/ undefined, boundValue) + ]), ts.moveRangePos(node.initializer, -1)), node.initializer)), ts.moveRangeEnd(node.initializer, -1))); } } else { // Initializer is an expression. Emit the expression in the body, so that it's // evaluated on every iteration. - var assignment = ts.createAssignment(initializer, elementAccess); + var assignment = ts.createAssignment(node.initializer, boundValue); if (ts.isDestructuringAssignment(assignment)) { - // This is a destructuring pattern, so we flatten the destructuring instead. - statements.push(ts.createStatement(ts.flattenDestructuringAssignment(assignment, visitor, context, 0 /* All */))); + ts.aggregateTransformFlags(assignment); + statements.push(ts.createStatement(visitBinaryExpression(assignment, /*needsDestructuringValue*/ false))); } else { - // Currently there is not way to check that assignment is binary expression of destructing assignment - // so we have to cast never type to binaryExpression - assignment.end = initializer.end; - statements.push(ts.createStatement(assignment, /*location*/ ts.moveRangeEnd(initializer, -1))); + assignment.end = node.initializer.end; + statements.push(ts.setTextRange(ts.createStatement(ts.visitNode(assignment, visitor, ts.isExpression)), ts.moveRangeEnd(node.initializer, -1))); } } var bodyLocation; @@ -50984,7 +58520,7 @@ var ts; ts.addRange(statements, convertedLoopBodyStatements); } else { - var statement = ts.visitNode(node.statement, visitor, ts.isStatement); + var statement = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock); if (ts.isBlock(statement)) { ts.addRange(statements, statement.statements); bodyLocation = statement; @@ -50994,22 +58530,92 @@ var ts; statements.push(statement); } } - // The old emitter does not emit source maps for the expression - ts.setEmitFlags(expression, 48 /* NoSourceMap */ | ts.getEmitFlags(expression)); // The old emitter does not emit source maps for the block. // We add the location to preserve comments. - var body = ts.createBlock(ts.createNodeArray(statements, /*location*/ statementsLocation), - /*location*/ bodyLocation); - ts.setEmitFlags(body, 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); - var forStatement = ts.createFor(ts.setEmitFlags(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(counter, /*type*/ undefined, ts.createLiteral(0), /*location*/ ts.moveRangePos(node.expression, -1)), - ts.createVariableDeclaration(rhsReference, /*type*/ undefined, expression, /*location*/ node.expression) - ], /*location*/ node.expression), 1048576 /* NoHoisting */), ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length"), - /*location*/ node.expression), ts.createPostfixIncrement(counter, /*location*/ node.expression), body, + return ts.setEmitFlags(ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation), 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); + } + function convertForOfStatementForArray(node, outermostLabeledStatement, convertedLoopBodyStatements) { + // The following ES6 code: + // + // for (let v of expr) { } + // + // should be emitted as + // + // for (var _i = 0, _a = expr; _i < _a.length; _i++) { + // var v = _a[_i]; + // } + // + // where _a and _i are temps emitted to capture the RHS and the counter, + // respectively. + // When the left hand side is an expression instead of a let declaration, + // the "let v" is not emitted. + // When the left hand side is a let/const, the v is renamed if there is + // another v in scope. + // Note that all assignments to the LHS are emitted in the body, including + // all destructuring. + // Note also that because an extra statement is needed to assign to the LHS, + // for-of bodies are always emitted as blocks. + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + // In the case where the user wrote an identifier as the RHS, like this: + // + // for (let v of arr) { } + // + // we don't want to emit a temporary variable for the RHS, just use it directly. + var counter = ts.createLoopVariable(); + var rhsReference = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + // The old emitter does not emit source maps for the expression + ts.setEmitFlags(expression, 48 /* NoSourceMap */ | ts.getEmitFlags(expression)); + var forStatement = ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(counter, /*type*/ undefined, ts.createLiteral(0)), ts.moveRangePos(node.expression, -1)), + ts.setTextRange(ts.createVariableDeclaration(rhsReference, /*type*/ undefined, expression), node.expression) + ]), node.expression), 2097152 /* NoHoisting */), + /*condition*/ ts.setTextRange(ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length")), node.expression), + /*incrementor*/ ts.setTextRange(ts.createPostfixIncrement(counter), node.expression), + /*statement*/ convertForOfStatementHead(node, ts.createElementAccess(rhsReference, counter), convertedLoopBodyStatements)), /*location*/ node); // Disable trailing source maps for the OpenParenToken to align source map emit with the old emitter. ts.setEmitFlags(forStatement, 256 /* NoTokenTrailingSourceMaps */); - return forStatement; + ts.setTextRange(forStatement, node); + return ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel); + } + function convertForOfStatementForIterable(node, outermostLabeledStatement, convertedLoopBodyStatements) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var errorRecord = ts.createUniqueName("e"); + var catchVariable = ts.getGeneratedNameForNode(errorRecord); + var returnMethod = ts.createTempVariable(/*recordTempVariable*/ undefined); + var values = ts.createValuesHelper(context, expression, node.expression); + var next = ts.createCall(ts.createPropertyAccess(iterator, "next"), /*typeArguments*/ undefined, []); + hoistVariableDeclaration(errorRecord); + hoistVariableDeclaration(returnMethod); + var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(iterator, /*type*/ undefined, values), node.expression), + ts.createVariableDeclaration(result, /*type*/ undefined, next) + ]), node.expression), 2097152 /* NoHoisting */), + /*condition*/ ts.createLogicalNot(ts.createPropertyAccess(result, "done")), + /*incrementor*/ ts.createAssignment(result, next), + /*statement*/ convertForOfStatementHead(node, ts.createPropertyAccess(result, "value"), convertedLoopBodyStatements)), + /*location*/ node), 256 /* NoTokenTrailingSourceMaps */); + return ts.createTry(ts.createBlock([ + ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel) + ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([ + ts.createStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([ + ts.createPropertyAssignment("error", catchVariable) + ]))) + ]), 1 /* SingleLine */)), ts.createBlock([ + ts.createTry( + /*tryBlock*/ ts.createBlock([ + ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(ts.createPropertyAccess(result, "done"))), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createStatement(ts.createFunctionCall(returnMethod, iterator, []))), 1 /* SingleLine */), + ]), + /*catchClause*/ undefined, + /*finallyBlock*/ ts.setEmitFlags(ts.createBlock([ + ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1 /* SingleLine */) + ]), 1 /* SingleLine */)) + ])); } /** * Visits an ObjectLiteralExpression with computed propety names. @@ -51023,31 +58629,39 @@ var ts; // Find the first computed property. // Everything until that point can be emitted as part of the initial object literal. var numInitialProperties = numProperties; + var numInitialPropertiesWithoutYield = numProperties; for (var i = 0; i < numProperties; i++) { var property = properties[i]; - if (property.transformFlags & 16777216 /* ContainsYield */ - || property.name.kind === 142 /* ComputedPropertyName */) { + if ((property.transformFlags & 16777216 /* ContainsYield */ && hierarchyFacts & 4 /* AsyncFunctionBody */) + && i < numInitialPropertiesWithoutYield) { + numInitialPropertiesWithoutYield = i; + } + if (property.name.kind === 144 /* ComputedPropertyName */) { numInitialProperties = i; break; } } - ts.Debug.assert(numInitialProperties !== numProperties); - // For computed properties, we need to create a unique handle to the object - // literal so we can modify it without risking internal assignments tainting the object. - var temp = ts.createTempVariable(hoistVariableDeclaration); - // Write out the first non-computed properties, then emit the rest through indexing on the temp variable. - var expressions = []; - var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), - /*location*/ undefined, node.multiLine), 32768 /* Indented */)); - if (node.multiLine) { - assignment.startsOnNewLine = true; - } - expressions.push(assignment); - addObjectLiteralMembers(expressions, node, temp, numInitialProperties); - // We need to clone the temporary identifier so that we can write it on a - // new line - expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); - return ts.inlineExpressions(expressions); + if (numInitialProperties !== numProperties) { + if (numInitialPropertiesWithoutYield < numInitialProperties) { + numInitialProperties = numInitialPropertiesWithoutYield; + } + // For computed properties, we need to create a unique handle to the object + // literal so we can modify it without risking internal assignments tainting the object. + var temp = ts.createTempVariable(hoistVariableDeclaration); + // Write out the first non-computed properties, then emit the rest through indexing on the temp variable. + var expressions = []; + var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), node.multiLine), 65536 /* Indented */)); + if (node.multiLine) { + assignment.startsOnNewLine = true; + } + expressions.push(assignment); + addObjectLiteralMembers(expressions, node, temp, numInitialProperties); + // We need to clone the temporary identifier so that we can write it on a + // new line + expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); + return ts.inlineExpressions(expressions); + } + return ts.visitEachChild(node, visitor, context); } function shouldConvertIterationStatementBody(node) { return (resolver.getNodeCheckFlags(node) & 65536 /* LoopWithCapturedBlockScopedBinding */) !== 0; @@ -51061,7 +58675,7 @@ var ts; } visit(node.name); function visit(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { state.hoistedLocalVariables.push(node); } else { @@ -51074,7 +58688,7 @@ var ts; } } } - function convertIterationStatementBodyIfNecessary(node, convert) { + function convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert) { if (!shouldConvertIterationStatementBody(node)) { var saveAllowedNonLabeledJumps = void 0; if (convertedLoopState) { @@ -51083,7 +58697,9 @@ var ts; saveAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; convertedLoopState.allowedNonLabeledJumps = 2 /* Break */ | 4 /* Continue */; } - var result = convert ? convert(node, /*convertedLoopBodyStatements*/ undefined) : ts.visitEachChild(node, visitor, context); + var result = convert + ? convert(node, outermostLabeledStatement, /*convertedLoopBodyStatements*/ undefined) + : ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement, convertedLoopState && resetLabel); if (convertedLoopState) { convertedLoopState.allowedNonLabeledJumps = saveAllowedNonLabeledJumps; } @@ -51092,11 +58708,11 @@ var ts; var functionName = ts.createUniqueName("_loop"); var loopInitializer; switch (node.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: var initializer = node.initializer; - if (initializer && initializer.kind === 224 /* VariableDeclarationList */) { + if (initializer && initializer.kind === 227 /* VariableDeclarationList */) { loopInitializer = initializer; } break; @@ -51133,7 +58749,7 @@ var ts; } } startLexicalEnvironment(); - var loopBody = ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock); + var loopBody = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock); var lexicalEnvironment = endLexicalEnvironment(); var currentState = convertedLoopState; convertedLoopState = outerConvertedLoopState; @@ -51143,33 +58759,32 @@ var ts; copyOutParameters(loopOutParameters, 1 /* ToOutParameter */, statements_4); } ts.addRange(statements_4, lexicalEnvironment); - loopBody = ts.createBlock(statements_4, /*location*/ undefined, /*multiline*/ true); + loopBody = ts.createBlock(statements_4, /*multiline*/ true); } if (ts.isBlock(loopBody)) { loopBody.multiLine = true; } else { - loopBody = ts.createBlock([loopBody], /*location*/ undefined, /*multiline*/ true); + loopBody = ts.createBlock([loopBody], /*multiline*/ true); } - var isAsyncBlockContainingAwait = enclosingNonArrowFunction - && (ts.getEmitFlags(enclosingNonArrowFunction) & 131072 /* AsyncFunctionBody */) !== 0 - && (node.statement.transformFlags & 16777216 /* ContainsYield */) !== 0; + var containsYield = (node.statement.transformFlags & 16777216 /* ContainsYield */) !== 0; + var isAsyncBlockContainingAwait = containsYield && (hierarchyFacts & 4 /* AsyncFunctionBody */) !== 0; var loopBodyFlags = 0; if (currentState.containsLexicalThis) { loopBodyFlags |= 8 /* CapturesThis */; } if (isAsyncBlockContainingAwait) { - loopBodyFlags |= 131072 /* AsyncFunctionBody */; + loopBodyFlags |= 262144 /* AsyncFunctionBody */; } var convertedLoopVariable = ts.createVariableStatement( /*modifiers*/ undefined, ts.setEmitFlags(ts.createVariableDeclarationList([ ts.createVariableDeclaration(functionName, /*type*/ undefined, ts.setEmitFlags(ts.createFunctionExpression( - /*modifiers*/ undefined, isAsyncBlockContainingAwait ? ts.createToken(38 /* AsteriskToken */) : undefined, + /*modifiers*/ undefined, containsYield ? ts.createToken(39 /* AsteriskToken */) : undefined, /*name*/ undefined, /*typeParameters*/ undefined, loopParameters, /*type*/ undefined, loopBody), loopBodyFlags)) - ]), 1048576 /* NoHoisting */)); + ]), 2097152 /* NoHoisting */)); var statements = [convertedLoopVariable]; var extraVariableDeclarations; // propagate state from the inner loop to the outer loop if necessary @@ -51232,34 +58847,31 @@ var ts; statements.push(ts.createVariableStatement( /*modifiers*/ undefined, ts.createVariableDeclarationList(extraVariableDeclarations))); } - var convertedLoopBodyStatements = generateCallToConvertedLoop(functionName, loopParameters, currentState, isAsyncBlockContainingAwait); + var convertedLoopBodyStatements = generateCallToConvertedLoop(functionName, loopParameters, currentState, containsYield); var loop; if (convert) { - loop = convert(node, convertedLoopBodyStatements); + loop = convert(node, outermostLabeledStatement, convertedLoopBodyStatements); } else { - loop = ts.getMutableClone(node); + var clone_3 = ts.getMutableClone(node); // clean statement part - loop.statement = undefined; + clone_3.statement = undefined; // visit childnodes to transform initializer/condition/incrementor parts - loop = ts.visitEachChild(loop, visitor, context); + clone_3 = ts.visitEachChild(clone_3, visitor, context); // set loop statement - loop.statement = ts.createBlock(convertedLoopBodyStatements, - /*location*/ undefined, - /*multiline*/ true); + clone_3.statement = ts.createBlock(convertedLoopBodyStatements, /*multiline*/ true); // reset and re-aggregate the transform flags - loop.transformFlags = 0; - ts.aggregateTransformFlags(loop); + clone_3.transformFlags = 0; + ts.aggregateTransformFlags(clone_3); + loop = ts.restoreEnclosingLabel(clone_3, outermostLabeledStatement, convertedLoopState && resetLabel); } - statements.push(currentParent.kind === 219 /* LabeledStatement */ - ? ts.createLabel(currentParent.label, loop) - : loop); + statements.push(loop); return statements; } function copyOutParameter(outParam, copyDirection) { var source = copyDirection === 0 /* ToOriginal */ ? outParam.outParamName : outParam.originalName; var target = copyDirection === 0 /* ToOriginal */ ? outParam.originalName : outParam.outParamName; - return ts.createBinary(target, 57 /* EqualsToken */, source); + return ts.createBinary(target, 58 /* EqualsToken */, source); } function copyOutParameters(outParams, copyDirection, statements) { for (var _i = 0, outParams_1 = outParams; _i < outParams_1.length; _i++) { @@ -51277,7 +58889,9 @@ var ts; !state.labeledNonLocalBreaks && !state.labeledNonLocalContinues; var call = ts.createCall(loopFunctionExpressionName, /*typeArguments*/ undefined, ts.map(parameters, function (p) { return p.name; })); - var callResult = isAsyncBlockContainingAwait ? ts.createYield(ts.createToken(38 /* AsteriskToken */), call) : call; + var callResult = isAsyncBlockContainingAwait + ? ts.createYield(ts.createToken(39 /* AsteriskToken */), ts.setEmitFlags(call, 8388608 /* Iterator */)) + : call; if (isSimpleLoop) { statements.push(ts.createStatement(callResult)); copyOutParameters(state.loopOutParameters, 0 /* ToOriginal */, statements); @@ -51297,10 +58911,10 @@ var ts; else { returnStatement = ts.createReturn(ts.createPropertyAccess(loopResultName, "value")); } - statements.push(ts.createIf(ts.createBinary(ts.createTypeOf(loopResultName), 33 /* EqualsEqualsEqualsToken */, ts.createLiteral("object")), returnStatement)); + statements.push(ts.createIf(ts.createBinary(ts.createTypeOf(loopResultName), 34 /* EqualsEqualsEqualsToken */, ts.createLiteral("object")), returnStatement)); } if (state.nonLocalJumps & 2 /* Break */) { - statements.push(ts.createIf(ts.createBinary(loopResultName, 33 /* EqualsEqualsEqualsToken */, ts.createLiteral("break")), ts.createBreak())); + statements.push(ts.createIf(ts.createBinary(loopResultName, 34 /* EqualsEqualsEqualsToken */, ts.createLiteral("break")), ts.createBreak())); } if (state.labeledNonLocalBreaks || state.labeledNonLocalContinues) { var caseClauses = []; @@ -51316,26 +58930,25 @@ var ts; if (!state.labeledNonLocalBreaks) { state.labeledNonLocalBreaks = ts.createMap(); } - state.labeledNonLocalBreaks[labelText] = labelMarker; + state.labeledNonLocalBreaks.set(labelText, labelMarker); } else { if (!state.labeledNonLocalContinues) { state.labeledNonLocalContinues = ts.createMap(); } - state.labeledNonLocalContinues[labelText] = labelMarker; + state.labeledNonLocalContinues.set(labelText, labelMarker); } } function processLabeledJumps(table, isBreak, loopResultName, outerLoop, caseClauses) { if (!table) { return; } - for (var labelText in table) { - var labelMarker = table[labelText]; + table.forEach(function (labelMarker, labelText) { var statements = []; // if there are no outer converted loop or outer label in question is located inside outer converted loop // then emit labeled break\continue // otherwise propagate pair 'label -> marker' to outer converted loop and emit 'return labelMarker' so outer loop can later decide what to do - if (!outerLoop || (outerLoop.labels && outerLoop.labels[labelText])) { + if (!outerLoop || (outerLoop.labels && outerLoop.labels.get(labelText))) { var label = ts.createIdentifier(labelText); statements.push(isBreak ? ts.createBreak(label) : ts.createContinue(label)); } @@ -51344,7 +58957,7 @@ var ts; statements.push(ts.createReturn(loopResultName)); } caseClauses.push(ts.createCaseClause(ts.createLiteral(labelMarker), statements)); - } + }); } function processLoopVariableDeclaration(decl, loopParameters, loopOutParameters) { var name = decl.name; @@ -51359,7 +58972,7 @@ var ts; else { loopParameters.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, name)); if (resolver.getNodeCheckFlags(decl) & 2097152 /* NeedsLoopOutParameter */) { - var outParamName = ts.createUniqueName("out_" + name.text); + var outParamName = ts.createUniqueName("out_" + ts.idText(name)); loopOutParameters.push({ originalName: name, outParamName: outParamName }); } } @@ -51379,22 +58992,22 @@ var ts; for (var i = start; i < numProperties; i++) { var property = properties[i]; switch (property.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: var accessors = ts.getAllAccessorDeclarations(node.properties, property); if (property === accessors.firstAccessor) { - expressions.push(transformAccessorsToExpression(receiver, accessors, node.multiLine)); + expressions.push(transformAccessorsToExpression(receiver, accessors, node, node.multiLine)); } break; - case 257 /* PropertyAssignment */: + case 151 /* MethodDeclaration */: + expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node, node.multiLine)); + break; + case 261 /* PropertyAssignment */: expressions.push(transformPropertyAssignmentToExpression(property, receiver, node.multiLine)); break; - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: expressions.push(transformShorthandPropertyAssignmentToExpression(property, receiver, node.multiLine)); break; - case 149 /* MethodDeclaration */: - expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node.multiLine)); - break; default: ts.Debug.failBadSyntaxKind(node); break; @@ -51409,8 +59022,8 @@ var ts; * @param receiver The receiver for the assignment. */ function transformPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression), - /*location*/ property); + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression)); + ts.setTextRange(expression, property); if (startsOnNewLine) { expression.startsOnNewLine = true; } @@ -51424,8 +59037,8 @@ var ts; * @param receiver The receiver for the assignment. */ function transformShorthandPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name), - /*location*/ property); + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name)); + ts.setTextRange(expression, property); if (startsOnNewLine) { expression.startsOnNewLine = true; } @@ -51438,22 +59051,35 @@ var ts; * @param method The MethodDeclaration node. * @param receiver The receiver for the assignment. */ - function transformObjectLiteralMethodDeclarationToExpression(method, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, /*location*/ method, /*name*/ undefined), - /*location*/ method); + function transformObjectLiteralMethodDeclarationToExpression(method, receiver, container, startsOnNewLine) { + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, /*location*/ method, /*name*/ undefined, container)); + ts.setTextRange(expression, method); if (startsOnNewLine) { expression.startsOnNewLine = true; } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); return expression; } function visitCatchClause(node) { - ts.Debug.assert(ts.isBindingPattern(node.variableDeclaration.name)); - var temp = ts.createTempVariable(undefined); - var newVariableDeclaration = ts.createVariableDeclaration(temp, undefined, undefined, node.variableDeclaration); - var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0 /* All */, temp); - var list = ts.createVariableDeclarationList(vars, /*location*/ node.variableDeclaration, /*flags*/ node.variableDeclaration.flags); - var destructure = ts.createVariableStatement(undefined, list); - return ts.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure)); + var ancestorFacts = enterSubtree(4032 /* BlockScopeExcludes */, 0 /* BlockScopeIncludes */); + var updated; + ts.Debug.assert(!!node.variableDeclaration, "Catch clause variable should always be present when downleveling ES2015."); + if (ts.isBindingPattern(node.variableDeclaration.name)) { + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + var newVariableDeclaration = ts.createVariableDeclaration(temp); + ts.setTextRange(newVariableDeclaration, node.variableDeclaration); + var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0 /* All */, temp); + var list = ts.createVariableDeclarationList(vars); + ts.setTextRange(list, node.variableDeclaration); + var destructure = ts.createVariableStatement(/*modifiers*/ undefined, list); + updated = ts.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure)); + } + else { + updated = ts.visitEachChild(node, visitor, context); + } + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } function addStatementToStartOfBlock(block, statement) { var transformedStatements = ts.visitNodes(block.statements, visitor, ts.isStatement); @@ -51470,20 +59096,54 @@ var ts; // Methods on classes are handled in visitClassDeclaration/visitClassExpression. // Methods with computed property names are handled in visitObjectLiteralExpression. ts.Debug.assert(!ts.isComputedPropertyName(node.name)); - var functionExpression = transformFunctionLikeToExpression(node, /*location*/ ts.moveRangePos(node, -1), /*name*/ undefined); + var functionExpression = transformFunctionLikeToExpression(node, /*location*/ ts.moveRangePos(node, -1), /*name*/ undefined, /*container*/ undefined); ts.setEmitFlags(functionExpression, 512 /* NoLeadingComments */ | ts.getEmitFlags(functionExpression)); - return ts.createPropertyAssignment(node.name, functionExpression, + return ts.setTextRange(ts.createPropertyAssignment(node.name, functionExpression), /*location*/ node); } + /** + * Visits an AccessorDeclaration of an ObjectLiteralExpression. + * + * @param node An AccessorDeclaration node. + */ + function visitAccessorDeclaration(node) { + ts.Debug.assert(!ts.isComputedPropertyName(node.name)); + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var updated; + if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */) { + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = transformFunctionBody(node); + if (node.kind === 153 /* GetAccessor */) { + updated = ts.updateGetAccessor(node, node.decorators, node.modifiers, node.name, parameters, node.type, body); + } + else { + updated = ts.updateSetAccessor(node, node.decorators, node.modifiers, node.name, parameters, body); + } + } + else { + updated = ts.visitEachChild(node, visitor, context); + } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return updated; + } /** * Visits a ShorthandPropertyAssignment and transforms it into a PropertyAssignment. * * @param node A ShorthandPropertyAssignment node. */ function visitShorthandPropertyAssignment(node) { - return ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(node.name), + return ts.setTextRange(ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(node.name)), /*location*/ node); } + function visitComputedPropertyName(node) { + var ancestorFacts = enterSubtree(0 /* ComputedPropertyNameExcludes */, 8192 /* ComputedPropertyNameIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 32768 /* NewTargetInComputedPropertyName */ : 0 /* None */); + return updated; + } /** * Visits a YieldExpression node. * @@ -51499,8 +59159,11 @@ var ts; * @param node An ArrayLiteralExpression node. */ function visitArrayLiteralExpression(node) { - // We are here because we contain a SpreadElementExpression. - return transformAndSpreadElements(node.elements, /*needsUniqueCopy*/ true, node.multiLine, /*hasTrailingComma*/ node.elements.hasTrailingComma); + if (node.transformFlags & 64 /* ES2015 */) { + // We are here because we contain a SpreadElementExpression. + return transformAndSpreadElements(node.elements, /*needsUniqueCopy*/ true, node.multiLine, /*hasTrailingComma*/ node.elements.hasTrailingComma); + } + return ts.visitEachChild(node, visitor, context); } /** * Visits a CallExpression that contains either a spread element or `super`. @@ -51508,7 +59171,121 @@ var ts; * @param node a CallExpression. */ function visitCallExpression(node) { - return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ true); + if (ts.getEmitFlags(node) & 33554432 /* TypeScriptClassWrapper */) { + return visitTypeScriptClassWrapper(node); + } + if (node.transformFlags & 64 /* ES2015 */) { + return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ true); + } + return ts.updateCall(node, ts.visitNode(node.expression, callExpressionVisitor, ts.isExpression), + /*typeArguments*/ undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression)); + } + function visitTypeScriptClassWrapper(node) { + // This is a call to a class wrapper function (an IIFE) created by the 'ts' transformer. + // The wrapper has a form similar to: + // + // (function() { + // class C { // 1 + // } + // C.x = 1; // 2 + // return C; + // }()) + // + // When we transform the class, we end up with something like this: + // + // (function () { + // var C = (function () { // 3 + // function C() { + // } + // return C; // 4 + // }()); + // C.x = 1; + // return C; + // }()) + // + // We want to simplify the two nested IIFEs to end up with something like this: + // + // (function () { + // function C() { + // } + // C.x = 1; + // return C; + // }()) + // We skip any outer expressions in a number of places to get to the innermost + // expression, but we will restore them later to preserve comments and source maps. + var body = ts.cast(ts.cast(ts.skipOuterExpressions(node.expression), ts.isArrowFunction).body, ts.isBlock); + // The class statements are the statements generated by visiting the first statement of the + // body (1), while all other statements are added to remainingStatements (2) + var classStatements = ts.visitNodes(body.statements, visitor, ts.isStatement, 0, 1); + var remainingStatements = ts.visitNodes(body.statements, visitor, ts.isStatement, 1, body.statements.length - 1); + var varStatement = ts.cast(ts.firstOrUndefined(classStatements), ts.isVariableStatement); + // We know there is only one variable declaration here as we verified this in an + // earlier call to isTypeScriptClassWrapper + var variable = varStatement.declarationList.declarations[0]; + var initializer = ts.skipOuterExpressions(variable.initializer); + // Under certain conditions, the 'ts' transformer may introduce a class alias, which + // we see as an assignment, for example: + // + // (function () { + // var C = C_1 = (function () { + // function C() { + // } + // C.x = function () { return C_1; } + // return C; + // }()); + // C = C_1 = __decorate([dec], C); + // return C; + // var C_1; + // }()) + // + var aliasAssignment = ts.tryCast(initializer, ts.isAssignmentExpression); + // The underlying call (3) is another IIFE that may contain a '_super' argument. + var call = ts.cast(aliasAssignment ? ts.skipOuterExpressions(aliasAssignment.right) : initializer, ts.isCallExpression); + var func = ts.cast(ts.skipOuterExpressions(call.expression), ts.isFunctionExpression); + var funcStatements = func.body.statements; + var classBodyStart = 0; + var classBodyEnd = -1; + var statements = []; + if (aliasAssignment) { + // If we have a class alias assignment, we need to move it to the down-level constructor + // function we generated for the class. + var extendsCall = ts.tryCast(funcStatements[classBodyStart], ts.isExpressionStatement); + if (extendsCall) { + statements.push(extendsCall); + classBodyStart++; + } + // The next statement is the function declaration. + statements.push(funcStatements[classBodyStart]); + classBodyStart++; + // Add the class alias following the declaration. + statements.push(ts.createStatement(ts.createAssignment(aliasAssignment.left, ts.cast(variable.name, ts.isIdentifier)))); + } + // Find the trailing 'return' statement (4) + while (!ts.isReturnStatement(ts.elementAt(funcStatements, classBodyEnd))) { + classBodyEnd--; + } + // When we extract the statements of the inner IIFE, we exclude the 'return' statement (4) + // as we already have one that has been introduced by the 'ts' transformer. + ts.addRange(statements, funcStatements, classBodyStart, classBodyEnd); + if (classBodyEnd < -1) { + // If there were any hoisted declarations following the return statement, we should + // append them. + ts.addRange(statements, funcStatements, classBodyEnd + 1); + } + // Add the remaining statements of the outer wrapper. + ts.addRange(statements, remainingStatements); + // The 'es2015' class transform may add an end-of-declaration marker. If so we will add it + // after the remaining statements from the 'ts' transformer. + ts.addRange(statements, classStatements, /*start*/ 1); + // Recreate any outer parentheses or partially-emitted expressions to preserve source map + // and comment locations. + return ts.recreateOuterExpressions(node.expression, ts.recreateOuterExpressions(variable.initializer, ts.recreateOuterExpressions(aliasAssignment && aliasAssignment.right, ts.updateCall(call, ts.recreateOuterExpressions(call.expression, ts.updateFunctionExpression(func, + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, func.parameters, + /*type*/ undefined, ts.updateBlock(func.body, statements))), + /*typeArguments*/ undefined, call.arguments)))); } function visitImmediateSuperCallInBody(node) { return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ false); @@ -51517,7 +59294,7 @@ var ts; // We are here either because SuperKeyword was used somewhere in the expression, or // because we contain a SpreadElementExpression. var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - if (node.expression.kind === 96 /* SuperKeyword */) { + if (node.expression.kind === 97 /* SuperKeyword */) { ts.setEmitFlags(thisArg, 4 /* NoSubstitution */); } var resultingCall; @@ -51535,7 +59312,7 @@ var ts; // _super.apply(this, a.concat([b])) // _super.m.apply(this, a.concat([b])) // _super.prototype.m.apply(this, a.concat([b])) - resultingCall = ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)); + resultingCall = ts.createFunctionApply(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)); } else { // [source] @@ -51547,18 +59324,18 @@ var ts; // _super.call(this, a) // _super.m.call(this, a) // _super.prototype.m.call(this, a) - resultingCall = ts.createFunctionCall(ts.visitNode(target, visitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), + resultingCall = ts.createFunctionCall(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), /*location*/ node); } - if (node.expression.kind === 96 /* SuperKeyword */) { + if (node.expression.kind === 97 /* SuperKeyword */) { var actualThis = ts.createThis(); ts.setEmitFlags(actualThis, 4 /* NoSubstitution */); var initializer = ts.createLogicalOr(resultingCall, actualThis); - return assignToCapturedThis + resultingCall = assignToCapturedThis ? ts.createAssignment(ts.createIdentifier("_this"), initializer) : initializer; } - return resultingCall; + return ts.setOriginalNode(resultingCall, node); } /** * Visits a NewExpression that contains a spread element. @@ -51566,16 +59343,18 @@ var ts; * @param node A NewExpression node. */ function visitNewExpression(node) { - // We are here because we contain a SpreadElementExpression. - ts.Debug.assert((node.transformFlags & 524288 /* ContainsSpread */) !== 0); - // [source] - // new C(...a) - // - // [output] - // new ((_a = C).bind.apply(_a, [void 0].concat(a)))() - var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray([ts.createVoidZero()].concat(node.arguments)), /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)), - /*typeArguments*/ undefined, []); + if (node.transformFlags & 524288 /* ContainsSpread */) { + // We are here because we contain a SpreadElementExpression. + // [source] + // new C(...a) + // + // [output] + // new ((_a = C).bind.apply(_a, [void 0].concat(a)))() + var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; + return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray([ts.createVoidZero()].concat(node.arguments)), /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)), + /*typeArguments*/ undefined, []); + } + return ts.visitEachChild(node, visitor, context); } /** * Transforms an array of Expression nodes that contains a SpreadExpression. @@ -51596,17 +59375,31 @@ var ts; var segments = ts.flatten(ts.spanMap(elements, partitionSpread, function (partition, visitPartition, _start, end) { return visitPartition(partition, multiLine, hasTrailingComma && end === numElements); })); - if (segments.length === 1) { - var firstElement = elements[0]; - return needsUniqueCopy && ts.isSpreadExpression(firstElement) && firstElement.expression.kind !== 175 /* ArrayLiteralExpression */ - ? ts.createArraySlice(segments[0]) - : segments[0]; + if (compilerOptions.downlevelIteration) { + if (segments.length === 1) { + var firstSegment = segments[0]; + if (ts.isCallExpression(firstSegment) + && ts.isIdentifier(firstSegment.expression) + && (ts.getEmitFlags(firstSegment.expression) & 4096 /* HelperName */) + && firstSegment.expression.escapedText === "___spread") { + return segments[0]; + } + } + return ts.createSpreadHelper(context, segments); + } + else { + if (segments.length === 1) { + var firstElement = elements[0]; + return needsUniqueCopy && ts.isSpreadElement(firstElement) && firstElement.expression.kind !== 177 /* ArrayLiteralExpression */ + ? ts.createArraySlice(segments[0]) + : segments[0]; + } + // Rewrite using the pattern .concat(, , ...) + return ts.createArrayConcat(segments.shift(), segments); } - // Rewrite using the pattern .concat(, , ...) - return ts.createArrayConcat(segments.shift(), segments); } function partitionSpread(node) { - return ts.isSpreadExpression(node) + return ts.isSpreadElement(node) ? visitSpanOfSpreads : visitSpanOfNonSpreads; } @@ -51614,8 +59407,7 @@ var ts; return ts.map(chunk, visitExpressionOfSpread); } function visitSpanOfNonSpreads(chunk, multiLine, hasTrailingComma) { - return ts.createArrayLiteral(ts.visitNodes(ts.createNodeArray(chunk, /*location*/ undefined, hasTrailingComma), visitor, ts.isExpression), - /*location*/ undefined, multiLine); + return ts.createArrayLiteral(ts.visitNodes(ts.createNodeArray(chunk, hasTrailingComma), visitor, ts.isExpression), multiLine); } function visitSpreadElement(node) { return ts.visitNode(node.expression, visitor, ts.isExpression); @@ -51634,7 +59426,29 @@ var ts; * @param node A template literal. */ function visitTemplateLiteral(node) { - return ts.createLiteral(node.text, /*location*/ node); + return ts.setTextRange(ts.createLiteral(node.text), node); + } + /** + * Visits a string literal with an extended unicode escape. + * + * @param node A string literal. + */ + function visitStringLiteral(node) { + if (node.hasExtendedUnicodeEscape) { + return ts.setTextRange(ts.createLiteral(node.text), node); + } + return node; + } + /** + * Visits a binary or octal (ES6) numeric literal. + * + * @param node A string literal. + */ + function visitNumericLiteral(node) { + if (node.numericLiteralFlags & 48 /* BinaryOrOctalSpecifier */) { + return ts.setTextRange(ts.createNumericLiteral(node.text), node); + } + return node; } /** * Visits a TaggedTemplateExpression node. @@ -51644,10 +59458,10 @@ var ts; function visitTaggedTemplateExpression(node) { // Visit the tag expression var tag = ts.visitNode(node.tag, visitor, ts.isExpression); - // Allocate storage for the template site object - var temp = ts.createTempVariable(hoistVariableDeclaration); // Build up the template arguments and the raw and cooked strings for the template. - var templateArguments = [temp]; + // We start out with 'undefined' for the first argument and revisit later + // to avoid walking over the template string twice and shifting all our arguments over after the fact. + var templateArguments = [undefined]; var cookedStrings = []; var rawStrings = []; var template = node.template; @@ -51665,14 +59479,19 @@ var ts; templateArguments.push(ts.visitNode(templateSpan.expression, visitor, ts.isExpression)); } } - // NOTE: The parentheses here is entirely optional as we are now able to auto- - // parenthesize when rebuilding the tree. This should be removed in a - // future version. It is here for now to match our existing emit. - return ts.createParen(ts.inlineExpressions([ - ts.createAssignment(temp, ts.createArrayLiteral(cookedStrings)), - ts.createAssignment(ts.createPropertyAccess(temp, "raw"), ts.createArrayLiteral(rawStrings)), - ts.createCall(tag, /*typeArguments*/ undefined, templateArguments) - ])); + var helperCall = createTemplateObjectHelper(context, ts.createArrayLiteral(cookedStrings), ts.createArrayLiteral(rawStrings)); + // Create a variable to cache the template object if we're in a module. + // Do not do this in the global scope, as any variable we currently generate could conflict with + // variables from outside of the current compilation. In the future, we can revisit this behavior. + if (ts.isExternalModule(currentSourceFile)) { + var tempVar = ts.createUniqueName("templateObject"); + recordTaggedTemplateString(tempVar); + templateArguments[0] = ts.createLogicalOr(tempVar, ts.createAssignment(tempVar, helperCall)); + } + else { + templateArguments[0] = helperCall; + } + return ts.createCall(tag, /*typeArguments*/ undefined, templateArguments); } /** * Creates an ES5 compatible literal from an ES6 template literal. @@ -51688,13 +59507,13 @@ var ts; // thus we need to remove those characters. // First template piece starts with "`", others with "}" // Last template piece ends with "`", others with "${" - var isLast = node.kind === 12 /* NoSubstitutionTemplateLiteral */ || node.kind === 15 /* TemplateTail */; + var isLast = node.kind === 13 /* NoSubstitutionTemplateLiteral */ || node.kind === 16 /* TemplateTail */; text = text.substring(1, text.length - (isLast ? 1 : 2)); // Newline normalization: // ES6 Spec 11.8.6.1 - Static Semantics of TV's and TRV's // and LineTerminatorSequences are normalized to for both TV and TRV. text = text.replace(/\r\n?/g, "\n"); - return ts.createLiteral(text, /*location*/ node); + return ts.setTextRange(ts.createLiteral(text), node); } /** * Visits a TemplateExpression node. @@ -51716,7 +59535,8 @@ var ts; // "abc" + (1 << 2) + "" var expression = ts.reduceLeft(expressions, ts.createAdd); if (ts.nodeIsSynthesized(expression)) { - ts.setTextRange(expression, node); + expression.pos = node.pos; + expression.end = node.end; } return expression; } @@ -51778,27 +59598,42 @@ var ts; /** * Visits the `super` keyword */ - function visitSuperKeyword() { - return enclosingNonAsyncFunctionBody - && ts.isClassElement(enclosingNonAsyncFunctionBody) - && !ts.hasModifier(enclosingNonAsyncFunctionBody, 32 /* Static */) - && currentParent.kind !== 179 /* CallExpression */ + function visitSuperKeyword(isExpressionOfCall) { + return hierarchyFacts & 8 /* NonStaticClassElement */ + && !isExpressionOfCall ? ts.createPropertyAccess(ts.createIdentifier("_super"), "prototype") : ts.createIdentifier("_super"); } + function visitMetaProperty(node) { + if (node.keywordToken === 94 /* NewKeyword */ && node.name.escapedText === "target") { + if (hierarchyFacts & 8192 /* ComputedPropertyName */) { + hierarchyFacts |= 32768 /* NewTargetInComputedPropertyName */; + } + else { + hierarchyFacts |= 16384 /* NewTarget */; + } + return ts.createIdentifier("_newTarget"); + } + return node; + } /** * Called by the printer just before a node is printed. * + * @param hint A hint as to the intended usage of the node. * @param node The node to be printed. + * @param emitCallback The callback used to emit the node. */ - function onEmitNode(emitContext, node, emitCallback) { - var savedEnclosingFunction = enclosingFunction; + function onEmitNode(hint, node, emitCallback) { if (enabledSubstitutions & 1 /* CapturedThis */ && ts.isFunctionLike(node)) { // If we are tracking a captured `this`, keep track of the enclosing function. - enclosingFunction = node; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, ts.getEmitFlags(node) & 8 /* CapturesThis */ + ? 65 /* FunctionIncludes */ | 16 /* CapturesThis */ + : 65 /* FunctionIncludes */); + previousOnEmitNode(hint, node, emitCallback); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return; } - previousOnEmitNode(emitContext, node, emitCallback); - enclosingFunction = savedEnclosingFunction; + previousOnEmitNode(hint, node, emitCallback); } /** * Enables a more costly code path for substitutions when we determine a source file @@ -51807,7 +59642,7 @@ var ts; function enableSubstitutionsForBlockScopedBindings() { if ((enabledSubstitutions & 2 /* BlockScopedBindings */) === 0) { enabledSubstitutions |= 2 /* BlockScopedBindings */; - context.enableSubstitution(70 /* Identifier */); + context.enableSubstitution(71 /* Identifier */); } } /** @@ -51817,25 +59652,25 @@ var ts; function enableSubstitutionsForCapturedThis() { if ((enabledSubstitutions & 1 /* CapturedThis */) === 0) { enabledSubstitutions |= 1 /* CapturedThis */; - context.enableSubstitution(98 /* ThisKeyword */); - context.enableEmitNotification(150 /* Constructor */); - context.enableEmitNotification(149 /* MethodDeclaration */); - context.enableEmitNotification(151 /* GetAccessor */); - context.enableEmitNotification(152 /* SetAccessor */); - context.enableEmitNotification(185 /* ArrowFunction */); - context.enableEmitNotification(184 /* FunctionExpression */); - context.enableEmitNotification(225 /* FunctionDeclaration */); + context.enableSubstitution(99 /* ThisKeyword */); + context.enableEmitNotification(152 /* Constructor */); + context.enableEmitNotification(151 /* MethodDeclaration */); + context.enableEmitNotification(153 /* GetAccessor */); + context.enableEmitNotification(154 /* SetAccessor */); + context.enableEmitNotification(187 /* ArrowFunction */); + context.enableEmitNotification(186 /* FunctionExpression */); + context.enableEmitNotification(228 /* FunctionDeclaration */); } } /** * Hooks node substitutions. * - * @param emitContext The context for the emitter. + * @param hint The context for the emitter. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { return substituteExpression(node); } if (ts.isIdentifier(node)) { @@ -51849,10 +59684,10 @@ var ts; function substituteIdentifier(node) { // Only substitute the identifier if we have enabled substitutions for block-scoped // bindings. - if (enabledSubstitutions & 2 /* BlockScopedBindings */) { + if (enabledSubstitutions & 2 /* BlockScopedBindings */ && !ts.isInternalName(node)) { var original = ts.getParseTreeNode(node, ts.isIdentifier); if (original && isNameOfDeclarationWithCollidingName(original)) { - return ts.getGeneratedNameForNode(original); + return ts.setTextRange(ts.getGeneratedNameForNode(original), node); } } return node; @@ -51866,10 +59701,10 @@ var ts; function isNameOfDeclarationWithCollidingName(node) { var parent = node.parent; switch (parent.kind) { - case 174 /* BindingElement */: - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 223 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + case 226 /* VariableDeclaration */: return parent.name === node && resolver.isDeclarationWithCollidingName(parent); } @@ -51882,9 +59717,9 @@ var ts; */ function substituteExpression(node) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return substituteExpressionIdentifier(node); - case 98 /* ThisKeyword */: + case 99 /* ThisKeyword */: return substituteThisKeyword(node); } return node; @@ -51895,14 +59730,37 @@ var ts; * @param node An Identifier node. */ function substituteExpressionIdentifier(node) { - if (enabledSubstitutions & 2 /* BlockScopedBindings */) { + if (enabledSubstitutions & 2 /* BlockScopedBindings */ && !ts.isInternalName(node)) { var declaration = resolver.getReferencedDeclarationWithCollidingName(node); - if (declaration) { - return ts.getGeneratedNameForNode(declaration.name); + if (declaration && !(ts.isClassLike(declaration) && isPartOfClassBody(declaration, node))) { + return ts.setTextRange(ts.getGeneratedNameForNode(ts.getNameOfDeclaration(declaration)), node); } } return node; } + function isPartOfClassBody(declaration, node) { + var currentNode = ts.getParseTreeNode(node); + if (!currentNode || currentNode === declaration || currentNode.end <= declaration.pos || currentNode.pos >= declaration.end) { + // if the node has no correlation to a parse tree node, its definitely not + // part of the body. + // if the node is outside of the document range of the declaration, its + // definitely not part of the body. + return false; + } + var blockScope = ts.getEnclosingBlockScopeContainer(declaration); + while (currentNode) { + if (currentNode === blockScope || currentNode === declaration) { + // if we are in the enclosing block scope of the declaration, we are definitely + // not inside the class body. + return false; + } + if (ts.isClassElement(currentNode) && currentNode.parent === declaration) { + return true; + } + currentNode = currentNode.parent; + } + return false; + } /** * Substitutes `this` when contained within an arrow function. * @@ -51910,15 +59768,15 @@ var ts; */ function substituteThisKeyword(node) { if (enabledSubstitutions & 1 /* CapturedThis */ - && enclosingFunction - && ts.getEmitFlags(enclosingFunction) & 8 /* CapturesThis */) { - return ts.createIdentifier("_this", /*location*/ node); + && hierarchyFacts & 16 /* CapturesThis */) { + return ts.setTextRange(ts.createIdentifier("_this"), node); } return node; } function getClassMemberPrefix(node, member) { - var expression = ts.getLocalName(node); - return ts.hasModifier(member, 32 /* Static */) ? expression : ts.createPropertyAccess(expression, "prototype"); + return ts.hasModifier(member, 32 /* Static */) + ? ts.getInternalName(node) + : ts.createPropertyAccess(ts.getInternalName(node), "prototype"); } function hasSynthesizedDefaultSuperCall(constructor, hasExtendsClause) { if (!constructor || !hasExtendsClause) { @@ -51928,23 +59786,23 @@ var ts; return false; } var statement = ts.firstOrUndefined(constructor.body.statements); - if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 207 /* ExpressionStatement */) { + if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 210 /* ExpressionStatement */) { return false; } var statementExpression = statement.expression; - if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 179 /* CallExpression */) { + if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 181 /* CallExpression */) { return false; } var callTarget = statementExpression.expression; - if (!ts.nodeIsSynthesized(callTarget) || callTarget.kind !== 96 /* SuperKeyword */) { + if (!ts.nodeIsSynthesized(callTarget) || callTarget.kind !== 97 /* SuperKeyword */) { return false; } var callArgument = ts.singleOrUndefined(statementExpression.arguments); - if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 196 /* SpreadElement */) { + if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 198 /* SpreadElement */) { return false; } var expression = callArgument.expression; - return ts.isIdentifier(expression) && expression.text === "arguments"; + return ts.isIdentifier(expression) && expression.escapedText === "arguments"; } } ts.transformES2015 = transformES2015; @@ -51956,15 +59814,141 @@ var ts; ts.createIdentifier("_super") ]); } + function createTemplateObjectHelper(context, cooked, raw) { + context.requestEmitHelper(templateObjectHelper); + return ts.createCall(ts.getHelperName("__makeTemplateObject"), + /*typeArguments*/ undefined, [ + cooked, + raw + ]); + } var extendsHelper = { name: "typescript:extends", scoped: false, priority: 0, - text: "\n var __extends = (this && this.__extends) || function (d, b) {\n for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n function __() { this.constructor = d; }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n };" + text: "\n var __extends = (this && this.__extends) || (function () {\n var extendStatics = Object.setPrototypeOf ||\n ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\n function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };\n return function (d, b) {\n extendStatics(d, b);\n function __() { this.constructor = d; }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n };\n })();" + }; + var templateObjectHelper = { + name: "typescript:makeTemplateObject", + scoped: false, + priority: 0, + text: "\n var __makeTemplateObject = (this && this.__makeTemplateObject) || function (cooked, raw) {\n if (Object.defineProperty) { Object.defineProperty(cooked, \"raw\", { value: raw }); } else { cooked.raw = raw; }\n return cooked;\n };" }; })(ts || (ts = {})); /// /// +/*@internal*/ +var ts; +(function (ts) { + /** + * Transforms ES5 syntax into ES3 syntax. + * + * @param context Context and state information for the transformation. + */ + function transformES5(context) { + var compilerOptions = context.getCompilerOptions(); + // enable emit notification only if using --jsx preserve or react-native + var previousOnEmitNode; + var noSubstitution; + if (compilerOptions.jsx === 1 /* Preserve */ || compilerOptions.jsx === 3 /* ReactNative */) { + previousOnEmitNode = context.onEmitNode; + context.onEmitNode = onEmitNode; + context.enableEmitNotification(251 /* JsxOpeningElement */); + context.enableEmitNotification(252 /* JsxClosingElement */); + context.enableEmitNotification(250 /* JsxSelfClosingElement */); + noSubstitution = []; + } + var previousOnSubstituteNode = context.onSubstituteNode; + context.onSubstituteNode = onSubstituteNode; + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(261 /* PropertyAssignment */); + return transformSourceFile; + /** + * Transforms an ES5 source file to ES3. + * + * @param node A SourceFile + */ + function transformSourceFile(node) { + return node; + } + /** + * Called by the printer just before a node is printed. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback A callback used to emit the node. + */ + function onEmitNode(hint, node, emitCallback) { + switch (node.kind) { + case 251 /* JsxOpeningElement */: + case 252 /* JsxClosingElement */: + case 250 /* JsxSelfClosingElement */: + var tagName = node.tagName; + noSubstitution[ts.getOriginalNodeId(tagName)] = true; + break; + } + previousOnEmitNode(hint, node, emitCallback); + } + /** + * Hooks node substitutions. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. + */ + function onSubstituteNode(hint, node) { + if (node.id && noSubstitution && noSubstitution[node.id]) { + return previousOnSubstituteNode(hint, node); + } + node = previousOnSubstituteNode(hint, node); + if (ts.isPropertyAccessExpression(node)) { + return substitutePropertyAccessExpression(node); + } + else if (ts.isPropertyAssignment(node)) { + return substitutePropertyAssignment(node); + } + return node; + } + /** + * Substitutes a PropertyAccessExpression whose name is a reserved word. + * + * @param node A PropertyAccessExpression + */ + function substitutePropertyAccessExpression(node) { + var literalName = trySubstituteReservedName(node.name); + if (literalName) { + return ts.setTextRange(ts.createElementAccess(node.expression, literalName), node); + } + return node; + } + /** + * Substitutes a PropertyAssignment whose name is a reserved word. + * + * @param node A PropertyAssignment + */ + function substitutePropertyAssignment(node) { + var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name); + if (literalName) { + return ts.updatePropertyAssignment(node, literalName, node.initializer); + } + return node; + } + /** + * If an identifier name is a reserved word, returns a string literal for the name. + * + * @param name An Identifier + */ + function trySubstituteReservedName(name) { + var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(ts.idText(name)) : undefined); + if (token >= 72 /* FirstReservedWord */ && token <= 107 /* LastReservedWord */) { + return ts.setTextRange(ts.createLiteral(name), name); + } + return undefined; + } + } + ts.transformES5 = transformES5; +})(ts || (ts = {})); +/// +/// // Transforms generator functions into a compatible ES5 representation with similar runtime // semantics. This is accomplished by first transforming the body of each generator // function into an intermediate representation that is the compiled into a JavaScript @@ -52135,13 +60119,15 @@ var ts; Instruction[Instruction["Catch"] = 6] = "Catch"; Instruction[Instruction["Endfinally"] = 7] = "Endfinally"; })(Instruction || (Instruction = {})); - var instructionNames = ts.createMap((_a = {}, - _a[2 /* Return */] = "return", - _a[3 /* Break */] = "break", - _a[4 /* Yield */] = "yield", - _a[5 /* YieldStar */] = "yield*", - _a[7 /* Endfinally */] = "endfinally", - _a)); + function getInstructionName(instruction) { + switch (instruction) { + case 2 /* Return */: return "return"; + case 3 /* Break */: return "break"; + case 4 /* Yield */: return "yield"; + case 5 /* YieldStar */: return "yield*"; + case 7 /* Endfinally */: return "endfinally"; + } + } function transformGenerators(context) { var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistFunctionDeclaration = context.hoistFunctionDeclaration, hoistVariableDeclaration = context.hoistVariableDeclaration; var compilerOptions = context.getCompilerOptions(); @@ -52149,7 +60135,6 @@ var ts; var resolver = context.getEmitResolver(); var previousOnSubstituteNode = context.onSubstituteNode; context.onSubstituteNode = onSubstituteNode; - var currentSourceFile; var renamedCatchVariables; var renamedCatchVariableDeclarations; var inGeneratorFunctionBody; @@ -52193,14 +60178,11 @@ var ts; var withBlockStack; // A stack containing `with` blocks. return transformSourceFile; function transformSourceFile(node) { - if (ts.isDeclarationFile(node) - || (node.transformFlags & 512 /* ContainsGenerator */) === 0) { + if (node.isDeclarationFile || (node.transformFlags & 512 /* ContainsGenerator */) === 0) { return node; } - currentSourceFile = node; var visited = ts.visitEachChild(node, visitor, context); ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; return visited; } /** @@ -52233,13 +60215,13 @@ var ts; */ function visitJavaScriptInStatementContainingYield(node) { switch (node.kind) { - case 209 /* DoStatement */: + case 212 /* DoStatement */: return visitDoStatement(node); - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: return visitWhileStatement(node); - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: return visitSwitchStatement(node); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return visitLabeledStatement(node); default: return visitJavaScriptInGeneratorFunctionBody(node); @@ -52252,24 +60234,24 @@ var ts; */ function visitJavaScriptInGeneratorFunctionBody(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: return visitFunctionExpression(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return visitAccessorDeclaration(node); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return visitVariableStatement(node); - case 211 /* ForStatement */: + case 214 /* ForStatement */: return visitForStatement(node); - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: return visitForInStatement(node); - case 215 /* BreakStatement */: + case 218 /* BreakStatement */: return visitBreakStatement(node); - case 214 /* ContinueStatement */: + case 217 /* ContinueStatement */: return visitContinueStatement(node); - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: return visitReturnStatement(node); default: if (node.transformFlags & 16777216 /* ContainsYield */) { @@ -52290,21 +60272,21 @@ var ts; */ function visitJavaScriptContainingYield(node) { switch (node.kind) { - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return visitBinaryExpression(node); - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return visitConditionalExpression(node); - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return visitYieldExpression(node); - case 175 /* ArrayLiteralExpression */: + case 177 /* ArrayLiteralExpression */: return visitArrayLiteralExpression(node); - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: return visitObjectLiteralExpression(node); - case 178 /* ElementAccessExpression */: + case 180 /* ElementAccessExpression */: return visitElementAccessExpression(node); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return visitCallExpression(node); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return visitNewExpression(node); default: return ts.visitEachChild(node, visitor, context); @@ -52317,9 +60299,9 @@ var ts; */ function visitGenerator(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: return visitFunctionExpression(node); default: ts.Debug.failBadSyntaxKind(node); @@ -52337,12 +60319,12 @@ var ts; */ function visitFunctionDeclaration(node) { // Currently, we only support generators that were originally async functions. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { - node = ts.setOriginalNode(ts.createFunctionDeclaration( + if (node.asteriskToken) { + node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration( /*decorators*/ undefined, node.modifiers, /*asteriskToken*/ undefined, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformGeneratorFunctionBody(node.body), + /*type*/ undefined, transformGeneratorFunctionBody(node.body)), /*location*/ node), node); } else { @@ -52375,12 +60357,12 @@ var ts; */ function visitFunctionExpression(node) { // Currently, we only support generators that were originally async functions. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { - node = ts.setOriginalNode(ts.createFunctionExpression( + if (node.asteriskToken) { + node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression( /*modifiers*/ undefined, /*asteriskToken*/ undefined, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformGeneratorFunctionBody(node.body), + /*type*/ undefined, transformGeneratorFunctionBody(node.body)), /*location*/ node), node); } else { @@ -52449,7 +60431,7 @@ var ts; state = ts.createTempVariable(/*recordTempVariable*/ undefined); // Build the generator resumeLexicalEnvironment(); - var statementOffset = ts.addPrologueDirectives(statements, body.statements, /*ensureUseStrict*/ false, visitor); + var statementOffset = ts.addPrologue(statements, body.statements, /*ensureUseStrict*/ false, visitor); transformAndEmitStatements(body.statements, statementOffset); var buildResult = build(); ts.addRange(statements, endLexicalEnvironment()); @@ -52468,7 +60450,7 @@ var ts; operationArguments = savedOperationArguments; operationLocations = savedOperationLocations; state = savedState; - return ts.createBlock(statements, /*location*/ body, body.multiLine); + return ts.setTextRange(ts.createBlock(statements, body.multiLine), body); } /** * Visits a variable statement. @@ -52485,7 +60467,7 @@ var ts; } else { // Do not hoist custom prologues. - if (ts.getEmitFlags(node) & 524288 /* CustomPrologue */) { + if (ts.getEmitFlags(node) & 1048576 /* CustomPrologue */) { return node; } for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { @@ -52496,7 +60478,7 @@ var ts; if (variables.length === 0) { return undefined; } - return ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))); + return ts.setSourceMapRange(ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))), node); } } /** @@ -52518,23 +60500,23 @@ var ts; } } function isCompoundAssignment(kind) { - return kind >= 58 /* FirstCompoundAssignment */ - && kind <= 69 /* LastCompoundAssignment */; + return kind >= 59 /* FirstCompoundAssignment */ + && kind <= 70 /* LastCompoundAssignment */; } function getOperatorForCompoundAssignment(kind) { switch (kind) { - case 58 /* PlusEqualsToken */: return 36 /* PlusToken */; - case 59 /* MinusEqualsToken */: return 37 /* MinusToken */; - case 60 /* AsteriskEqualsToken */: return 38 /* AsteriskToken */; - case 61 /* AsteriskAsteriskEqualsToken */: return 39 /* AsteriskAsteriskToken */; - case 62 /* SlashEqualsToken */: return 40 /* SlashToken */; - case 63 /* PercentEqualsToken */: return 41 /* PercentToken */; - case 64 /* LessThanLessThanEqualsToken */: return 44 /* LessThanLessThanToken */; - case 65 /* GreaterThanGreaterThanEqualsToken */: return 45 /* GreaterThanGreaterThanToken */; - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: return 46 /* GreaterThanGreaterThanGreaterThanToken */; - case 67 /* AmpersandEqualsToken */: return 47 /* AmpersandToken */; - case 68 /* BarEqualsToken */: return 48 /* BarToken */; - case 69 /* CaretEqualsToken */: return 49 /* CaretToken */; + case 59 /* PlusEqualsToken */: return 37 /* PlusToken */; + case 60 /* MinusEqualsToken */: return 38 /* MinusToken */; + case 61 /* AsteriskEqualsToken */: return 39 /* AsteriskToken */; + case 62 /* AsteriskAsteriskEqualsToken */: return 40 /* AsteriskAsteriskToken */; + case 63 /* SlashEqualsToken */: return 41 /* SlashToken */; + case 64 /* PercentEqualsToken */: return 42 /* PercentToken */; + case 65 /* LessThanLessThanEqualsToken */: return 45 /* LessThanLessThanToken */; + case 66 /* GreaterThanGreaterThanEqualsToken */: return 46 /* GreaterThanGreaterThanToken */; + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: return 47 /* GreaterThanGreaterThanGreaterThanToken */; + case 68 /* AmpersandEqualsToken */: return 48 /* AmpersandToken */; + case 69 /* BarEqualsToken */: return 49 /* BarToken */; + case 70 /* CaretEqualsToken */: return 50 /* CaretToken */; } } /** @@ -52547,7 +60529,7 @@ var ts; if (containsYield(right)) { var target = void 0; switch (left.kind) { - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: // [source] // a.b = yield; // @@ -52559,7 +60541,7 @@ var ts; // _a.b = %sent%; target = ts.updatePropertyAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), left.name); break; - case 178 /* ElementAccessExpression */: + case 180 /* ElementAccessExpression */: // [source] // a[b] = yield; // @@ -52578,7 +60560,7 @@ var ts; } var operator = node.operatorToken.kind; if (isCompoundAssignment(operator)) { - return ts.createBinary(target, 57 /* EqualsToken */, ts.createBinary(cacheExpression(target), getOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression), node), node); + return ts.setTextRange(ts.createAssignment(target, ts.setTextRange(ts.createBinary(cacheExpression(target), getOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression)), node)), node); } else { return ts.updateBinary(node, target, ts.visitNode(right, visitor, ts.isExpression)); @@ -52591,7 +60573,7 @@ var ts; if (ts.isLogicalOperator(node.operatorToken.kind)) { return visitLogicalBinaryExpression(node); } - else if (node.operatorToken.kind === 25 /* CommaToken */) { + else if (node.operatorToken.kind === 26 /* CommaToken */) { return visitCommaExpression(node); } // [source] @@ -52646,7 +60628,7 @@ var ts; var resultLabel = defineLabel(); var resultLocal = declareLocal(); emitAssignment(resultLocal, ts.visitNode(node.left, visitor, ts.isExpression), /*location*/ node.left); - if (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */) { + if (node.operatorToken.kind === 53 /* AmpersandAmpersandToken */) { // Logical `&&` shortcuts when the left-hand operand is falsey. emitBreakWhenFalse(resultLabel, resultLocal, /*location*/ node.left); } @@ -52677,7 +60659,7 @@ var ts; visit(node.right); return ts.inlineExpressions(pendingExpressions); function visit(node) { - if (ts.isBinaryExpression(node) && node.operatorToken.kind === 25 /* CommaToken */) { + if (ts.isBinaryExpression(node) && node.operatorToken.kind === 26 /* CommaToken */) { visit(node.left); visit(node.right); } @@ -52740,11 +60722,13 @@ var ts; // .yield resumeLabel, (a()) // .mark resumeLabel // x = %sent%; - // NOTE: we are explicitly not handling YieldStar at this time. var resumeLabel = defineLabel(); var expression = ts.visitNode(node.expression, visitor, ts.isExpression); if (node.asteriskToken) { - emitYieldStar(expression, /*location*/ node); + var iterator = (ts.getEmitFlags(node.expression) & 8388608 /* Iterator */) === 0 + ? ts.createValuesHelper(context, expression, /*location*/ node) + : expression; + emitYieldStar(iterator, /*location*/ node); } else { emitYield(expression, /*location*/ node); @@ -52778,26 +60762,27 @@ var ts; // .mark resumeLabel // ar = _a.concat([%sent%, 2]); var numInitialElements = countInitialNodesWithoutYield(elements); - var temp = declareLocal(); - var hasAssignedTemp = false; + var temp; if (numInitialElements > 0) { + temp = declareLocal(); var initialElements = ts.visitNodes(elements, visitor, ts.isExpression, 0, numInitialElements); emitAssignment(temp, ts.createArrayLiteral(leadingElement ? [leadingElement].concat(initialElements) : initialElements)); leadingElement = undefined; - hasAssignedTemp = true; } var expressions = ts.reduceLeft(elements, reduceElement, [], numInitialElements); - return hasAssignedTemp - ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, /*location*/ undefined, multiLine)]) - : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, location, multiLine); + return temp + ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)]) + : ts.setTextRange(ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine), location); function reduceElement(expressions, element) { if (containsYield(element) && expressions.length > 0) { + var hasAssignedTemp = temp !== undefined; + if (!temp) { + temp = declareLocal(); + } emitAssignment(temp, hasAssignedTemp - ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, /*location*/ undefined, multiLine)]) - : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, - /*location*/ undefined, multiLine)); - hasAssignedTemp = true; + ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)]) + : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine)); leadingElement = undefined; expressions = []; } @@ -52827,8 +60812,7 @@ var ts; var multiLine = node.multiLine; var numInitialProperties = countInitialNodesWithoutYield(properties); var temp = declareLocal(); - emitAssignment(temp, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), - /*location*/ undefined, multiLine)); + emitAssignment(temp, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), multiLine)); var expressions = ts.reduceLeft(properties, reduceProperty, [], numInitialProperties); expressions.push(multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); return ts.inlineExpressions(expressions); @@ -52872,7 +60856,7 @@ var ts; return ts.visitEachChild(node, visitor, context); } function visitCallExpression(node) { - if (ts.forEach(node.arguments, containsYield)) { + if (!ts.isImportCall(node) && ts.forEach(node.arguments, containsYield)) { // [source] // a.b(1, yield, 2); // @@ -52902,10 +60886,9 @@ var ts; // .mark resumeLabel // new (_b.apply(_a, _c.concat([%sent%, 2]))); var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - return ts.setOriginalNode(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, + return ts.setOriginalNode(ts.setTextRange(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, /*leadingElement*/ ts.createVoidZero())), - /*typeArguments*/ undefined, [], - /*location*/ node), node); + /*typeArguments*/ undefined, []), node), node); } return ts.visitEachChild(node, visitor, context); } @@ -52934,38 +60917,38 @@ var ts; } function transformAndEmitStatementWorker(node) { switch (node.kind) { - case 204 /* Block */: + case 207 /* Block */: return transformAndEmitBlock(node); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: return transformAndEmitExpressionStatement(node); - case 208 /* IfStatement */: + case 211 /* IfStatement */: return transformAndEmitIfStatement(node); - case 209 /* DoStatement */: + case 212 /* DoStatement */: return transformAndEmitDoStatement(node); - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: return transformAndEmitWhileStatement(node); - case 211 /* ForStatement */: + case 214 /* ForStatement */: return transformAndEmitForStatement(node); - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: return transformAndEmitForInStatement(node); - case 214 /* ContinueStatement */: + case 217 /* ContinueStatement */: return transformAndEmitContinueStatement(node); - case 215 /* BreakStatement */: + case 218 /* BreakStatement */: return transformAndEmitBreakStatement(node); - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: return transformAndEmitReturnStatement(node); - case 217 /* WithStatement */: + case 220 /* WithStatement */: return transformAndEmitWithStatement(node); - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: return transformAndEmitSwitchStatement(node); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return transformAndEmitLabeledStatement(node); - case 220 /* ThrowStatement */: + case 223 /* ThrowStatement */: return transformAndEmitThrowStatement(node); - case 221 /* TryStatement */: + case 224 /* TryStatement */: return transformAndEmitTryStatement(node); default: - return emitStatement(ts.visitNode(node, visitor, ts.isStatement, /*optional*/ true)); + return emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } } function transformAndEmitBlock(node) { @@ -52982,9 +60965,9 @@ var ts; function transformAndEmitVariableDeclarationList(node) { for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { var variable = _a[_i]; - var name_37 = ts.getSynthesizedClone(variable.name); - ts.setCommentRange(name_37, variable.name); - hoistVariableDeclaration(name_37); + var name = ts.getSynthesizedClone(variable.name); + ts.setCommentRange(name, variable.name); + hoistVariableDeclaration(name); } var variables = ts.getInitializedVariables(node); var numVariables = variables.length; @@ -53007,7 +60990,7 @@ var ts; return undefined; } function transformInitializedVariable(node) { - return ts.createAssignment(ts.getSynthesizedClone(node.name), ts.visitNode(node.initializer, visitor, ts.isExpression)); + return ts.setSourceMapRange(ts.createAssignment(ts.setSourceMapRange(ts.getSynthesizedClone(node.name), node.name), ts.visitNode(node.initializer, visitor, ts.isExpression)), node); } function transformAndEmitIfStatement(node) { if (containsYield(node)) { @@ -53150,8 +61133,7 @@ var ts; transformAndEmitVariableDeclarationList(initializer); } else { - emitStatement(ts.createStatement(ts.visitNode(initializer, visitor, ts.isExpression), - /*location*/ initializer)); + emitStatement(ts.setTextRange(ts.createStatement(ts.visitNode(initializer, visitor, ts.isExpression)), initializer)); } } markLabel(conditionLabel); @@ -53161,8 +61143,7 @@ var ts; transformAndEmitEmbeddedStatement(node.statement); markLabel(incrementLabel); if (node.incrementor) { - emitStatement(ts.createStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression), - /*location*/ node.incrementor)); + emitStatement(ts.setTextRange(ts.createStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression)), node.incrementor)); } emitBreak(conditionLabel); endLoopBlock(); @@ -53176,7 +61157,7 @@ var ts; beginScriptLoopBlock(); } var initializer = node.initializer; - if (ts.isVariableDeclarationList(initializer)) { + if (initializer && ts.isVariableDeclarationList(initializer)) { for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { var variable = _a[_i]; hoistVariableDeclaration(variable.name); @@ -53184,7 +61165,7 @@ var ts; var variables = ts.getInitializedVariables(initializer); node = ts.updateFor(node, variables.length > 0 ? ts.inlineExpressions(ts.map(variables, transformInitializedVariable)) - : undefined, ts.visitNode(node.condition, visitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.incrementor, visitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + : undefined, ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); } else { node = ts.visitEachChild(node, visitor, context); @@ -53276,7 +61257,7 @@ var ts; var variable = _a[_i]; hoistVariableDeclaration(variable.name); } - node = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + node = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); } else { node = ts.visitEachChild(node, visitor, context); @@ -53287,13 +61268,18 @@ var ts; return node; } function transformAndEmitContinueStatement(node) { - var label = findContinueTarget(node.label ? node.label.text : undefined); - ts.Debug.assert(label > 0, "Expected continue statment to point to a valid Label."); - emitBreak(label, /*location*/ node); + var label = findContinueTarget(node.label ? ts.idText(node.label) : undefined); + if (label > 0) { + emitBreak(label, /*location*/ node); + } + else { + // invalid continue without a containing loop. Leave the node as is, per #17875. + emitStatement(node); + } } function visitContinueStatement(node) { if (inStatementContainingYield) { - var label = findContinueTarget(node.label && node.label.text); + var label = findContinueTarget(node.label && ts.idText(node.label)); if (label > 0) { return createInlineBreak(label, /*location*/ node); } @@ -53301,13 +61287,18 @@ var ts; return ts.visitEachChild(node, visitor, context); } function transformAndEmitBreakStatement(node) { - var label = findBreakTarget(node.label ? node.label.text : undefined); - ts.Debug.assert(label > 0, "Expected break statment to point to a valid Label."); - emitBreak(label, /*location*/ node); + var label = findBreakTarget(node.label ? ts.idText(node.label) : undefined); + if (label > 0) { + emitBreak(label, /*location*/ node); + } + else { + // invalid break without a containing loop, switch, or labeled statement. Leave the node as is, per #17875. + emitStatement(node); + } } function visitBreakStatement(node) { if (inStatementContainingYield) { - var label = findBreakTarget(node.label && node.label.text); + var label = findBreakTarget(node.label && ts.idText(node.label)); if (label > 0) { return createInlineBreak(label, /*location*/ node); } @@ -53315,11 +61306,11 @@ var ts; return ts.visitEachChild(node, visitor, context); } function transformAndEmitReturnStatement(node) { - emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true), + emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression), /*location*/ node); } function visitReturnStatement(node) { - return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true), + return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression), /*location*/ node); } function transformAndEmitWithStatement(node) { @@ -53384,7 +61375,7 @@ var ts; for (var i = 0; i < numClauses; i++) { var clause = caseBlock.clauses[i]; clauseLabels.push(defineLabel()); - if (clause.kind === 254 /* DefaultClause */ && defaultClauseIndex === -1) { + if (clause.kind === 258 /* DefaultClause */ && defaultClauseIndex === -1) { defaultClauseIndex = i; } } @@ -53397,7 +61388,7 @@ var ts; var defaultClausesSkipped = 0; for (var i = clausesWritten; i < numClauses; i++) { var clause = caseBlock.clauses[i]; - if (clause.kind === 253 /* CaseClause */) { + if (clause.kind === 257 /* CaseClause */) { var caseClause = clause; if (containsYield(caseClause.expression) && pendingClauses.length > 0) { break; @@ -53458,7 +61449,7 @@ var ts; // /*body*/ // .endlabeled // .mark endLabel - beginLabeledBlock(node.label.text); + beginLabeledBlock(ts.idText(node.label)); transformAndEmitEmbeddedStatement(node.statement); endLabeledBlock(); } @@ -53468,7 +61459,7 @@ var ts; } function visitLabeledStatement(node) { if (inStatementContainingYield) { - beginScriptLabeledBlock(node.label.text); + beginScriptLabeledBlock(ts.idText(node.label)); } node = ts.visitEachChild(node, visitor, context); if (inStatementContainingYield) { @@ -53539,9 +61530,9 @@ var ts; } return -1; } - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { return substituteExpression(node); } return node; @@ -53553,14 +61544,14 @@ var ts; return node; } function substituteExpressionIdentifier(node) { - if (renamedCatchVariables && ts.hasProperty(renamedCatchVariables, node.text)) { + if (!ts.isGeneratedIdentifier(node) && renamedCatchVariables && renamedCatchVariables.has(ts.idText(node))) { var original = ts.getOriginalNode(node); if (ts.isIdentifier(original) && original.parent) { var declaration = resolver.getReferencedValueDeclaration(original); if (declaration) { - var name_38 = ts.getProperty(renamedCatchVariableDeclarations, String(ts.getOriginalNodeId(declaration))); - if (name_38) { - var clone_6 = ts.getMutableClone(name_38); + var name = renamedCatchVariableDeclarations[ts.getOriginalNodeId(declaration)]; + if (name) { + var clone_6 = ts.getMutableClone(name); ts.setSourceMapRange(clone_6, node); ts.setCommentRange(clone_6, node); return clone_6; @@ -53572,7 +61563,7 @@ var ts; } function cacheExpression(node) { var temp; - if (ts.isGeneratedIdentifier(node)) { + if (ts.isGeneratedIdentifier(node) || ts.getEmitFlags(node) & 4096 /* HelperName */) { return node; } temp = ts.createTempVariable(hoistVariableDeclaration); @@ -53674,9 +61665,6 @@ var ts; var block = endBlock(); markLabel(block.endLabel); } - function isWithBlock(block) { - return block.kind === 1 /* With */; - } /** * Begins a code block for a generated `try` statement. */ @@ -53700,15 +61688,23 @@ var ts; */ function beginCatchBlock(variable) { ts.Debug.assert(peekBlockKind() === 0 /* Exception */); - var text = variable.name.text; - var name = declareLocal(text); - if (!renamedCatchVariables) { - renamedCatchVariables = ts.createMap(); - renamedCatchVariableDeclarations = ts.createMap(); - context.enableSubstitution(70 /* Identifier */); - } - renamedCatchVariables[text] = true; - renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name; + // generated identifiers should already be unique within a file + var name; + if (ts.isGeneratedIdentifier(variable.name)) { + name = variable.name; + hoistVariableDeclaration(variable.name); + } + else { + var text = ts.idText(variable.name); + name = declareLocal(text); + if (!renamedCatchVariables) { + renamedCatchVariables = ts.createMap(); + renamedCatchVariableDeclarations = []; + context.enableSubstitution(71 /* Identifier */); + } + renamedCatchVariables.set(text, true); + renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name; + } var exception = peekBlock(); ts.Debug.assert(exception.state < 1 /* Catch */); var endLabel = exception.endLabel; @@ -53752,9 +61748,6 @@ var ts; emitNop(); exception.state = 3 /* Done */; } - function isExceptionBlock(block) { - return block.kind === 0 /* Exception */; - } /** * Begins a code block that supports `break` or `continue` statements that are defined in * the source tree and not from generated code. @@ -53783,7 +61776,7 @@ var ts; kind: 3 /* Loop */, isScript: false, breakLabel: breakLabel, - continueLabel: continueLabel + continueLabel: continueLabel, }); return breakLabel; } @@ -53821,7 +61814,7 @@ var ts; beginBlock({ kind: 2 /* Switch */, isScript: false, - breakLabel: breakLabel + breakLabel: breakLabel, }); return breakLabel; } @@ -53905,23 +61898,24 @@ var ts; * @param labelText An optional name of a containing labeled statement. */ function findBreakTarget(labelText) { - ts.Debug.assert(blocks !== undefined); - if (labelText) { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsLabeledBreakOrContinue(block) && block.labelText === labelText) { - return block.breakLabel; - } - else if (supportsUnlabeledBreak(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { - return block.breakLabel; + if (blockStack) { + if (labelText) { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsLabeledBreakOrContinue(block) && block.labelText === labelText) { + return block.breakLabel; + } + else if (supportsUnlabeledBreak(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { + return block.breakLabel; + } } } - } - else { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsUnlabeledBreak(block)) { - return block.breakLabel; + else { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsUnlabeledBreak(block)) { + return block.breakLabel; + } } } } @@ -53933,20 +61927,21 @@ var ts; * @param labelText An optional name of a containing labeled statement. */ function findContinueTarget(labelText) { - ts.Debug.assert(blocks !== undefined); - if (labelText) { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsUnlabeledContinue(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { - return block.continueLabel; + if (blockStack) { + if (labelText) { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsUnlabeledContinue(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { + return block.continueLabel; + } } } - } - else { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsUnlabeledContinue(block)) { - return block.continueLabel; + else { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsUnlabeledContinue(block)) { + return block.continueLabel; + } } } } @@ -53978,7 +61973,7 @@ var ts; */ function createInstruction(instruction) { var literal = ts.createLiteral(instruction); - literal.trailingComment = instructionNames[instruction]; + ts.addSyntheticTrailingComment(literal, 3 /* MultiLineCommentTrivia */, getInstructionName(instruction)); return literal; } /** @@ -53988,11 +61983,11 @@ var ts; * @param location An optional source map location for the statement. */ function createInlineBreak(label, location) { - ts.Debug.assert(label > 0, "Invalid label: " + label); - return ts.createReturn(ts.createArrayLiteral([ + ts.Debug.assertLessThan(0, label, "Invalid label"); + return ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), location); + ])), location); } /** * Creates a statement that can be used indicate a Return operation. @@ -54001,15 +61996,16 @@ var ts; * @param location An optional source map location for the statement. */ function createInlineReturn(expression, location) { - return ts.createReturn(ts.createArrayLiteral(expression + return ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression ? [createInstruction(2 /* Return */), expression] - : [createInstruction(2 /* Return */)]), location); + : [createInstruction(2 /* Return */)])), location); } /** * Creates an expression that can be used to resume from a Yield operation. */ function createGeneratorResume(location) { - return ts.createCall(ts.createPropertyAccess(state, "sent"), /*typeArguments*/ undefined, [], location); + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(state, "sent"), + /*typeArguments*/ undefined, []), location); } /** * Emits an empty instruction. @@ -54155,8 +62151,7 @@ var ts; /*name*/ undefined, /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, state)], /*type*/ undefined, ts.createBlock(buildResult, - /*location*/ undefined, - /*multiLine*/ buildResult.length > 0)), 262144 /* ReuseTempVariableScope */)); + /*multiLine*/ buildResult.length > 0)), 524288 /* ReuseTempVariableScope */)); } /** * Builds the statements for the generator function body. @@ -54329,31 +62324,33 @@ var ts; for (; blockIndex < blockActions.length && blockOffsets[blockIndex] <= operationIndex; blockIndex++) { var block = blocks[blockIndex]; var blockAction = blockActions[blockIndex]; - if (isExceptionBlock(block)) { - if (blockAction === 0 /* Open */) { - if (!exceptionBlockStack) { - exceptionBlockStack = []; + switch (block.kind) { + case 0 /* Exception */: + if (blockAction === 0 /* Open */) { + if (!exceptionBlockStack) { + exceptionBlockStack = []; + } + if (!statements) { + statements = []; + } + exceptionBlockStack.push(currentExceptionBlock); + currentExceptionBlock = block; } - if (!statements) { - statements = []; + else if (blockAction === 1 /* Close */) { + currentExceptionBlock = exceptionBlockStack.pop(); } - exceptionBlockStack.push(currentExceptionBlock); - currentExceptionBlock = block; - } - else if (blockAction === 1 /* Close */) { - currentExceptionBlock = exceptionBlockStack.pop(); - } - } - else if (isWithBlock(block)) { - if (blockAction === 0 /* Open */) { - if (!withBlockStack) { - withBlockStack = []; + break; + case 1 /* With */: + if (blockAction === 0 /* Open */) { + if (!withBlockStack) { + withBlockStack = []; + } + withBlockStack.push(block); } - withBlockStack.push(block); - } - else if (blockAction === 1 /* Close */) { - withBlockStack.pop(); - } + else if (blockAction === 1 /* Close */) { + withBlockStack.pop(); + } + break; } } } @@ -54426,7 +62423,7 @@ var ts; * @param operationLocation The source map location for the operation. */ function writeAssign(left, right, operationLocation) { - writeStatement(ts.createStatement(ts.createAssignment(left, right), operationLocation)); + writeStatement(ts.setTextRange(ts.createStatement(ts.createAssignment(left, right)), operationLocation)); } /** * Writes a Throw operation to the current label's statement list. @@ -54437,7 +62434,7 @@ var ts; function writeThrow(expression, operationLocation) { lastOperationWasAbrupt = true; lastOperationWasCompletion = true; - writeStatement(ts.createThrow(expression, operationLocation)); + writeStatement(ts.setTextRange(ts.createThrow(expression), operationLocation)); } /** * Writes a Return operation to the current label's statement list. @@ -54448,9 +62445,9 @@ var ts; function writeReturn(expression, operationLocation) { lastOperationWasAbrupt = true; lastOperationWasCompletion = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral(expression + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression ? [createInstruction(2 /* Return */), expression] - : [createInstruction(2 /* Return */)]), operationLocation), 384 /* NoTokenSourceMaps */)); + : [createInstruction(2 /* Return */)])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes a Break operation to the current label's statement list. @@ -54460,10 +62457,10 @@ var ts; */ function writeBreak(label, operationLocation) { lastOperationWasAbrupt = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), operationLocation), 384 /* NoTokenSourceMaps */)); + ])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes a BreakWhenTrue operation to the current label's statement list. @@ -54473,10 +62470,10 @@ var ts; * @param operationLocation The source map location for the operation. */ function writeBreakWhenTrue(label, condition, operationLocation) { - writeStatement(ts.setEmitFlags(ts.createIf(condition, ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.createIf(condition, ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); + ])), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); } /** * Writes a BreakWhenFalse operation to the current label's statement list. @@ -54486,10 +62483,10 @@ var ts; * @param operationLocation The source map location for the operation. */ function writeBreakWhenFalse(label, condition, operationLocation) { - writeStatement(ts.setEmitFlags(ts.createIf(ts.createLogicalNot(condition), ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.createIf(ts.createLogicalNot(condition), ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); + ])), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); } /** * Writes a Yield operation to the current label's statement list. @@ -54499,9 +62496,9 @@ var ts; */ function writeYield(expression, operationLocation) { lastOperationWasAbrupt = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral(expression + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression ? [createInstruction(4 /* Yield */), expression] - : [createInstruction(4 /* Yield */)]), operationLocation), 384 /* NoTokenSourceMaps */)); + : [createInstruction(4 /* Yield */)])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes a YieldStar instruction to the current label's statement list. @@ -54511,10 +62508,10 @@ var ts; */ function writeYieldStar(expression, operationLocation) { lastOperationWasAbrupt = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(5 /* YieldStar */), expression - ]), operationLocation), 384 /* NoTokenSourceMaps */)); + ])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes an Endfinally instruction to the current label's statement list. @@ -54595,638 +62592,495 @@ var ts; name: "typescript:generator", scoped: false, priority: 6, - text: "\n var __generator = (this && this.__generator) || function (thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t;\n return { next: verb(0), \"throw\": verb(1), \"return\": verb(2) };\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (_) try {\n if (f = 1, y && (t = y[op[0] & 2 ? \"return\" : op[0] ? \"throw\" : \"next\"]) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [0, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n };" + text: "\n var __generator = (this && this.__generator) || function (thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\n return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (_) try {\n if (f = 1, y && (t = y[op[0] & 2 ? \"return\" : op[0] ? \"throw\" : \"next\"]) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [0, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n };" }; - var _a; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - /** - * Transforms ES5 syntax into ES3 syntax. - * - * @param context Context and state information for the transformation. - */ - function transformES5(context) { - var compilerOptions = context.getCompilerOptions(); - // enable emit notification only if using --jsx preserve - var previousOnEmitNode; - var noSubstitution; - if (compilerOptions.jsx === 1 /* Preserve */) { - previousOnEmitNode = context.onEmitNode; - context.onEmitNode = onEmitNode; - context.enableEmitNotification(248 /* JsxOpeningElement */); - context.enableEmitNotification(249 /* JsxClosingElement */); - context.enableEmitNotification(247 /* JsxSelfClosingElement */); - noSubstitution = []; - } - var previousOnSubstituteNode = context.onSubstituteNode; - context.onSubstituteNode = onSubstituteNode; - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(257 /* PropertyAssignment */); - return transformSourceFile; - /** - * Transforms an ES5 source file to ES3. - * - * @param node A SourceFile - */ - function transformSourceFile(node) { - return node; - } - /** - * Called by the printer just before a node is printed. - * - * @param node The node to be printed. - */ - function onEmitNode(emitContext, node, emitCallback) { - switch (node.kind) { - case 248 /* JsxOpeningElement */: - case 249 /* JsxClosingElement */: - case 247 /* JsxSelfClosingElement */: - var tagName = node.tagName; - noSubstitution[ts.getOriginalNodeId(tagName)] = true; - break; - } - previousOnEmitNode(emitContext, node, emitCallback); - } - /** - * Hooks node substitutions. - * - * @param emitContext The context for the emitter. - * @param node The node to substitute. - */ - function onSubstituteNode(emitContext, node) { - if (node.id && noSubstitution && noSubstitution[node.id]) { - return previousOnSubstituteNode(emitContext, node); - } - node = previousOnSubstituteNode(emitContext, node); - if (ts.isPropertyAccessExpression(node)) { - return substitutePropertyAccessExpression(node); - } - else if (ts.isPropertyAssignment(node)) { - return substitutePropertyAssignment(node); - } - return node; - } - /** - * Substitutes a PropertyAccessExpression whose name is a reserved word. - * - * @param node A PropertyAccessExpression - */ - function substitutePropertyAccessExpression(node) { - var literalName = trySubstituteReservedName(node.name); - if (literalName) { - return ts.createElementAccess(node.expression, literalName, /*location*/ node); - } - return node; - } - /** - * Substitutes a PropertyAssignment whose name is a reserved word. - * - * @param node A PropertyAssignment - */ - function substitutePropertyAssignment(node) { - var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name); - if (literalName) { - return ts.updatePropertyAssignment(node, literalName, node.initializer); - } - return node; - } - /** - * If an identifier name is a reserved word, returns a string literal for the name. - * - * @param name An Identifier - */ - function trySubstituteReservedName(name) { - var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(name.text) : undefined); - if (token >= 71 /* FirstReservedWord */ && token <= 106 /* LastReservedWord */) { - return ts.createLiteral(name, /*location*/ name); - } - return undefined; - } - } - ts.transformES5 = transformES5; })(ts || (ts = {})); /// /// +/// /*@internal*/ var ts; (function (ts) { - function transformES2015Module(context) { - var compilerOptions = context.getCompilerOptions(); - var previousOnEmitNode = context.onEmitNode; - var previousOnSubstituteNode = context.onSubstituteNode; - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - context.enableEmitNotification(261 /* SourceFile */); - context.enableSubstitution(70 /* Identifier */); - var currentSourceFile; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; - } - if (ts.isExternalModule(node) || compilerOptions.isolatedModules) { - var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions); - if (externalHelpersModuleName) { - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements); - ts.append(statements, ts.createImportDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText))); - ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); - return ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); - } - else { - return ts.visitEachChild(node, visitor, context); - } - } - return node; - } - function visitor(node) { - switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - // Elide `import=` as it is not legal with --module ES6 - return undefined; - case 240 /* ExportAssignment */: - return visitExportAssignment(node); - } - return node; - } - function visitExportAssignment(node) { - // Elide `export=` as it is not legal with --module ES6 - return node.isExportEquals ? undefined : node; - } - // - // Emit Notification - // - /** - * Hook for node emit. - * - * @param emitContext A context hint for the emitter. - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. - */ - function onEmitNode(emitContext, node, emitCallback) { - if (ts.isSourceFile(node)) { - currentSourceFile = node; - previousOnEmitNode(emitContext, node, emitCallback); - currentSourceFile = undefined; - } - else { - previousOnEmitNode(emitContext, node, emitCallback); - } - } - // - // Substitutions - // - /** - * Hooks node substitutions. - * - * @param emitContext A context hint for the emitter. - * @param node The node to substitute. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (ts.isIdentifier(node) && emitContext === 1 /* Expression */) { - return substituteExpressionIdentifier(node); - } - return node; - } - function substituteExpressionIdentifier(node) { - if (ts.getEmitFlags(node) & 4096 /* HelperName */) { - var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); - if (externalHelpersModuleName) { - return ts.createPropertyAccess(externalHelpersModuleName, node); - } + function transformModule(context) { + function getTransformModuleDelegate(moduleKind) { + switch (moduleKind) { + case ts.ModuleKind.AMD: return transformAMDModule; + case ts.ModuleKind.UMD: return transformUMDModule; + default: return transformCommonJSModule; } - return node; } - } - ts.transformES2015Module = transformES2015Module; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - function transformSystemModule(context) { var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; var compilerOptions = context.getCompilerOptions(); var resolver = context.getEmitResolver(); var host = context.getEmitHost(); - var previousOnSubstituteNode = context.onSubstituteNode; - var previousOnEmitNode = context.onEmitNode; - context.onSubstituteNode = onSubstituteNode; - context.onEmitNode = onEmitNode; - context.enableSubstitution(70 /* Identifier */); // Substitutes expression identifiers for imported symbols. - context.enableSubstitution(192 /* BinaryExpression */); // Substitutes assignments to exported symbols. - context.enableSubstitution(190 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(191 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableEmitNotification(261 /* SourceFile */); // Restore state when substituting nodes in a file. - var moduleInfoMap = ts.createMap(); // The ExternalModuleInfo for each file. - var deferredExports = ts.createMap(); // Exports to defer until an EndOfDeclarationMarker is found. - var exportFunctionsMap = ts.createMap(); // The export function associated with a source file. - var noSubstitutionMap = ts.createMap(); // Set of nodes for which substitution rules should be ignored for each file. - var currentSourceFile; // The current file. - var moduleInfo; // ExternalModuleInfo for the current file. - var exportFunction; // The export function for the current file. - var contextObject; // The context object for the current file. - var hoistedStatements; - var enclosingBlockScopedContainer; - var noSubstitution; // Set of nodes for which substitution rules should be ignored. - return transformSourceFile; - /** - * Transforms the module aspects of a SourceFile. - * - * @param node The SourceFile node. - */ - function transformSourceFile(node) { - if (ts.isDeclarationFile(node) - || !(ts.isExternalModule(node) - || compilerOptions.isolatedModules)) { - return node; - } - var id = ts.getOriginalNodeId(node); - currentSourceFile = node; - enclosingBlockScopedContainer = node; - // System modules have the following shape: - // - // System.register(['dep-1', ... 'dep-n'], function(exports) {/* module body function */}) - // - // The parameter 'exports' here is a callback '(name: string, value: T) => T' that - // is used to publish exported values. 'exports' returns its 'value' argument so in - // most cases expressions that mutate exported values can be rewritten as: - // - // expr -> exports('name', expr) - // - // The only exception in this rule is postfix unary operators, - // see comment to 'substitutePostfixUnaryExpression' for more details - // Collect information about the external module and dependency groups. - moduleInfo = moduleInfoMap[id] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); - // Make sure that the name of the 'exports' function does not conflict with - // existing identifiers. - exportFunction = exportFunctionsMap[id] = ts.createUniqueName("exports"); - contextObject = ts.createUniqueName("context"); - // Add the body of the module. - var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports); - var moduleBodyBlock = createSystemModuleBody(node, dependencyGroups); - var moduleBodyFunction = ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, exportFunction), - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, contextObject) - ], - /*type*/ undefined, moduleBodyBlock); - // Write the call to `System.register` - // Clear the emit-helpers flag for later passes since we'll have already used it in the module body - // So the helper will be emit at the correct position instead of at the top of the source-file - var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); - var dependencies = ts.createArrayLiteral(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; })); - var updated = ts.setEmitFlags(ts.updateSourceFileNode(node, ts.createNodeArray([ - ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("System"), "register"), - /*typeArguments*/ undefined, moduleName - ? [moduleName, dependencies, moduleBodyFunction] - : [dependencies, moduleBodyFunction])) - ], node.statements)), 1024 /* NoTrailingComments */); - if (!(compilerOptions.outFile || compilerOptions.out)) { - ts.moveEmitHelpers(updated, moduleBodyBlock, function (helper) { return !helper.scoped; }); - } - if (noSubstitution) { - noSubstitutionMap[id] = noSubstitution; - noSubstitution = undefined; + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var moduleKind = ts.getEmitModuleKind(compilerOptions); + var previousOnSubstituteNode = context.onSubstituteNode; + var previousOnEmitNode = context.onEmitNode; + context.onSubstituteNode = onSubstituteNode; + context.onEmitNode = onEmitNode; + context.enableSubstitution(71 /* Identifier */); // Substitutes expression identifiers with imported/exported symbols. + context.enableSubstitution(194 /* BinaryExpression */); // Substitutes assignments to exported symbols. + context.enableSubstitution(192 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(193 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(262 /* ShorthandPropertyAssignment */); // Substitutes shorthand property assignments for imported/exported symbols. + context.enableEmitNotification(265 /* SourceFile */); // Restore state when substituting nodes in a file. + var moduleInfoMap = []; // The ExternalModuleInfo for each file. + var deferredExports = []; // Exports to defer until an EndOfDeclarationMarker is found. + var currentSourceFile; // The current file. + var currentModuleInfo; // The ExternalModuleInfo for the current file. + var noSubstitution; // Set of nodes for which substitution rules should be ignored. + var needUMDDynamicImportHelper; + return transformSourceFile; + /** + * Transforms the module aspects of a SourceFile. + * + * @param node The SourceFile node. + */ + function transformSourceFile(node) { + if (node.isDeclarationFile || !(ts.isExternalModule(node) || compilerOptions.isolatedModules || node.transformFlags & 67108864 /* ContainsDynamicImport */)) { + return node; } + currentSourceFile = node; + currentModuleInfo = ts.collectExternalModuleInfo(node, resolver, compilerOptions); + moduleInfoMap[ts.getOriginalNodeId(node)] = currentModuleInfo; + // Perform the transformation. + var transformModule = getTransformModuleDelegate(moduleKind); + var updated = transformModule(node); currentSourceFile = undefined; - moduleInfo = undefined; - exportFunction = undefined; - contextObject = undefined; - hoistedStatements = undefined; - enclosingBlockScopedContainer = undefined; + currentModuleInfo = undefined; + needUMDDynamicImportHelper = false; return ts.aggregateTransformFlags(updated); } + function shouldEmitUnderscoreUnderscoreESModule() { + if (!currentModuleInfo.exportEquals && ts.isExternalModule(currentSourceFile)) { + return true; + } + return false; + } /** - * Collects the dependency groups for this files imports. + * Transforms a SourceFile into a CommonJS module. * - * @param externalImports The imports for the file. + * @param node The SourceFile node. */ - function collectDependencyGroups(externalImports) { - var groupIndices = ts.createMap(); - var dependencyGroups = []; - for (var i = 0; i < externalImports.length; i++) { - var externalImport = externalImports[i]; - var externalModuleName = ts.getExternalModuleNameLiteral(externalImport, currentSourceFile, host, resolver, compilerOptions); - var text = externalModuleName.text; - if (ts.hasProperty(groupIndices, text)) { - // deduplicate/group entries in dependency list by the dependency name - var groupIndex = groupIndices[text]; - dependencyGroups[groupIndex].externalImports.push(externalImport); - } - else { - groupIndices[text] = dependencyGroups.length; - dependencyGroups.push({ - name: externalModuleName, - externalImports: [externalImport] - }); - } + function transformCommonJSModule(node) { + startLexicalEnvironment(); + var statements = []; + var ensureUseStrict = compilerOptions.alwaysStrict || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile)); + var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor); + if (shouldEmitUnderscoreUnderscoreESModule()) { + ts.append(statements, createUnderscoreUnderscoreESModule()); } - return dependencyGroups; + ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement)); + ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); + addExportEqualsIfNeeded(statements, /*emitAsReturn*/ false); + ts.addRange(statements, endLexicalEnvironment()); + var updated = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); + if (currentModuleInfo.hasExportStarsToExportValues && !compilerOptions.importHelpers) { + // If we have any `export * from ...` declarations + // we need to inform the emitter to add the __export helper. + ts.addEmitHelper(updated, exportStarHelper); + } + ts.addEmitHelpers(updated, context.readEmitHelpers()); + return updated; } /** - * Adds the statements for the module body function for the source file. + * Transforms a SourceFile into an AMD module. * - * @param node The source file for the module. - * @param dependencyGroups The grouped dependencies of the module. + * @param node The SourceFile node. */ - function createSystemModuleBody(node, dependencyGroups) { - // Shape of the body in system modules: + function transformAMDModule(node) { + var define = ts.createIdentifier("define"); + var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); + // An AMD define function has the following shape: // - // function (exports) { - // - // - // - // return { - // setters: [ - // - // ], - // execute: function() { - // - // } - // } - // - // } + // define(id?, dependencies?, factory); // - // i.e: + // This has the shape of the following: // - // import {x} from 'file1' - // var y = 1; - // export function foo() { return y + x(); } - // console.log(y); + // define(name, ["module1", "module2"], function (module1Alias) { ... } // - // Will be transformed to: + // The location of the alias in the parameter list in the factory function needs to + // match the position of the module name in the dependency list. // - // function(exports) { - // function foo() { return y + file_1.x(); } - // exports("foo", foo); - // var file_1, y; - // return { - // setters: [ - // function(v) { file_1 = v } - // ], - // execute(): function() { - // y = 1; - // console.log(y); - // } - // }; - // } - var statements = []; - // We start a new lexical environment in this function body, but *not* in the - // body of the execute function. This allows us to emit temporary declarations - // only in the outer module body and not in the inner one. - startLexicalEnvironment(); - // Add any prologue directives. - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - // var __moduleName = context_1 && context_1.id; - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration("__moduleName", - /*type*/ undefined, ts.createLogicalAnd(contextObject, ts.createPropertyAccess(contextObject, "id"))) - ]))); - // Visit the synthetic external helpers import declaration if present - ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true); - // Visit the statements of the source file, emitting any transformations into - // the `executeStatements` array. We do this *before* we fill the `setters` array - // as we both emit transformations as well as aggregate some data used when creating - // setters. This allows us to reduce the number of times we need to loop through the - // statements of the source file. - var executeStatements = ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset); - // Emit early exports for function declarations. - ts.addRange(statements, hoistedStatements); - // We emit hoisted variables early to align roughly with our previous emit output. - // Two key differences in this approach are: - // - Temporary variables will appear at the top rather than at the bottom of the file - ts.addRange(statements, endLexicalEnvironment()); - var exportStarFunction = addExportStarIfNeeded(statements); - statements.push(ts.createReturn(ts.setMultiLine(ts.createObjectLiteral([ - ts.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)), - ts.createPropertyAssignment("execute", ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, - /*parameters*/ [], - /*type*/ undefined, ts.createBlock(executeStatements, - /*location*/ undefined, - /*multiLine*/ true))) + // To ensure this is true in cases of modules with no aliases, e.g.: + // + // import "module" + // + // or + // + // /// + // + // we need to add modules without alias names to the end of the dependencies list + var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ true), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; + // Create an updated SourceFile: + // + // define(moduleName?, ["module1", "module2"], function ... + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(define, + /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ + // Add the dependency array argument: + // + // ["require", "exports", module1", "module2", ...] + ts.createArrayLiteral([ + ts.createLiteral("require"), + ts.createLiteral("exports") + ].concat(aliasedModuleNames, unaliasedModuleNames)), + // Add the module body function argument: + // + // function (require, exports, module1, module2) ... + ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") + ].concat(importAliasNames), + /*type*/ undefined, transformAsynchronousModuleBody(node)) + ]))) ]), - /*multiLine*/ true))); - return ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true); + /*location*/ node.statements)); } /** - * Adds an exportStar function to a statement list if it is needed for the file. + * Transforms a SourceFile into a UMD module. * - * @param statements A statement list. + * @param node The SourceFile node. */ - function addExportStarIfNeeded(statements) { - if (!moduleInfo.hasExportStarsToExportValues) { - return; - } - // when resolving exports local exported entries/indirect exported entries in the module - // should always win over entries with similar names that were added via star exports - // to support this we store names of local/indirect exported entries in a set. - // this set is used to filter names brought by star expors. - // local names set should only be added if we have anything exported - if (!moduleInfo.exportedNames && ts.isEmpty(moduleInfo.exportSpecifiers)) { - // no exported declarations (export var ...) or export specifiers (export {x}) - // check if we have any non star export declarations. - var hasExportDeclarationWithExportClause = false; - for (var _i = 0, _a = moduleInfo.externalImports; _i < _a.length; _i++) { - var externalImport = _a[_i]; - if (externalImport.kind === 241 /* ExportDeclaration */ && externalImport.exportClause) { - hasExportDeclarationWithExportClause = true; - break; - } + function transformUMDModule(node) { + var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ false), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; + var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); + var umdHeader = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "factory")], + /*type*/ undefined, ts.setTextRange(ts.createBlock([ + ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("module"), "object"), ts.createTypeCheck(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), "object")), ts.createBlock([ + ts.createVariableStatement( + /*modifiers*/ undefined, [ + ts.createVariableDeclaration("v", + /*type*/ undefined, ts.createCall(ts.createIdentifier("factory"), + /*typeArguments*/ undefined, [ + ts.createIdentifier("require"), + ts.createIdentifier("exports") + ])) + ]), + ts.setEmitFlags(ts.createIf(ts.createStrictInequality(ts.createIdentifier("v"), ts.createIdentifier("undefined")), ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), ts.createIdentifier("v")))), 1 /* SingleLine */) + ]), ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("define"), "function"), ts.createPropertyAccess(ts.createIdentifier("define"), "amd")), ts.createBlock([ + ts.createStatement(ts.createCall(ts.createIdentifier("define"), + /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ + ts.createArrayLiteral([ + ts.createLiteral("require"), + ts.createLiteral("exports") + ].concat(aliasedModuleNames, unaliasedModuleNames)), + ts.createIdentifier("factory") + ]))) + ]))) + ], + /*multiLine*/ true), + /*location*/ undefined)); + // Create an updated SourceFile: + // + // (function (factory) { + // if (typeof module === "object" && typeof module.exports === "object") { + // var v = factory(require, exports); + // if (v !== undefined) module.exports = v; + // } + // else if (typeof define === 'function' && define.amd) { + // define(["require", "exports"], factory); + // } + // })(function ...) + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(umdHeader, + /*typeArguments*/ undefined, [ + // Add the module body function argument: + // + // function (require, exports) ... + ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") + ].concat(importAliasNames), + /*type*/ undefined, transformAsynchronousModuleBody(node)) + ])) + ]), + /*location*/ node.statements)); + } + /** + * Collect the additional asynchronous dependencies for the module. + * + * @param node The source file. + * @param includeNonAmdDependencies A value indicating whether to include non-AMD dependencies. + */ + function collectAsynchronousDependencies(node, includeNonAmdDependencies) { + // names of modules with corresponding parameter in the factory function + var aliasedModuleNames = []; + // names of modules with no corresponding parameters in factory function + var unaliasedModuleNames = []; + // names of the parameters in the factory function; these + // parameters need to match the indexes of the corresponding + // module names in aliasedModuleNames. + var importAliasNames = []; + // Fill in amd-dependency tags + for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) { + var amdDependency = _a[_i]; + if (amdDependency.name) { + aliasedModuleNames.push(ts.createLiteral(amdDependency.path)); + importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, amdDependency.name)); } - if (!hasExportDeclarationWithExportClause) { - // we still need to emit exportStar helper - var exportStarFunction_1 = createExportStarFunction(/*localNames*/ undefined); - statements.push(exportStarFunction_1); - return exportStarFunction_1.name; + else { + unaliasedModuleNames.push(ts.createLiteral(amdDependency.path)); } } - var exportedNames = []; - if (moduleInfo.exportedNames) { - for (var _b = 0, _c = moduleInfo.exportedNames; _b < _c.length; _b++) { - var exportedLocalName = _c[_b]; - if (exportedLocalName.text === "default") { - continue; + for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) { + var importNode = _c[_b]; + // Find the name of the external module + var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); + // Find the name of the module alias, if there is one + var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile); + // It is possible that externalModuleName is undefined if it is not string literal. + // This can happen in the invalid import syntax. + // E.g : "import * from alias from 'someLib';" + if (externalModuleName) { + if (includeNonAmdDependencies && importAliasName) { + // Set emitFlags on the name of the classDeclaration + // This is so that when printer will not substitute the identifier + ts.setEmitFlags(importAliasName, 4 /* NoSubstitution */); + aliasedModuleNames.push(externalModuleName); + importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, importAliasName)); + } + else { + unaliasedModuleNames.push(externalModuleName); } - // write name of exported declaration, i.e 'export var x...' - exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createLiteral(true))); - } - } - for (var _d = 0, _e = moduleInfo.externalImports; _d < _e.length; _d++) { - var externalImport = _e[_d]; - if (externalImport.kind !== 241 /* ExportDeclaration */) { - continue; - } - var exportDecl = externalImport; - if (!exportDecl.exportClause) { - // export * from ... - continue; - } - for (var _f = 0, _g = exportDecl.exportClause.elements; _f < _g.length; _f++) { - var element = _g[_f]; - // write name of indirectly exported entry, i.e. 'export {x} from ...' - exportedNames.push(ts.createPropertyAssignment(ts.createLiteral((element.name || element.propertyName).text), ts.createLiteral(true))); } } - var exportedNamesStorageRef = ts.createUniqueName("exportedNames"); - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(exportedNamesStorageRef, - /*type*/ undefined, ts.createObjectLiteral(exportedNames, /*location*/ undefined, /*multiline*/ true)) - ]))); - var exportStarFunction = createExportStarFunction(exportedNamesStorageRef); - statements.push(exportStarFunction); - return exportStarFunction.name; + return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames }; } /** - * Creates an exportStar function for the file, with an optional set of excluded local - * names. + * Transforms a SourceFile into an AMD or UMD module body. * - * @param localNames An optional reference to an object containing a set of excluded local - * names. + * @param node The SourceFile node. */ - function createExportStarFunction(localNames) { - var exportStarFunction = ts.createUniqueName("exportStar"); - var m = ts.createIdentifier("m"); - var n = ts.createIdentifier("n"); - var exports = ts.createIdentifier("exports"); - var condition = ts.createStrictInequality(n, ts.createLiteral("default")); - if (localNames) { - condition = ts.createLogicalAnd(condition, ts.createLogicalNot(ts.createCall(ts.createPropertyAccess(localNames, "hasOwnProperty"), - /*typeArguments*/ undefined, [n]))); + function transformAsynchronousModuleBody(node) { + startLexicalEnvironment(); + var statements = []; + var statementOffset = ts.addPrologue(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); + if (shouldEmitUnderscoreUnderscoreESModule()) { + ts.append(statements, createUnderscoreUnderscoreESModule()); } - return ts.createFunctionDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, exportStarFunction, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, m)], - /*type*/ undefined, ts.createBlock([ - ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(exports, - /*type*/ undefined, ts.createObjectLiteral([])) - ])), - ts.createForIn(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(n, /*type*/ undefined) - ]), m, ts.createBlock([ - ts.setEmitFlags(ts.createIf(condition, ts.createStatement(ts.createAssignment(ts.createElementAccess(exports, n), ts.createElementAccess(m, n)))), 1 /* SingleLine */) - ])), - ts.createStatement(ts.createCall(exportFunction, - /*typeArguments*/ undefined, [exports])) - ], - /*location*/ undefined, - /*multiline*/ true)); + // Visit each statement of the module body. + ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement)); + ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); + // Append the 'export =' statement if provided. + addExportEqualsIfNeeded(statements, /*emitAsReturn*/ true); + // End the lexical environment for the module body + // and merge any new lexical declarations. + ts.addRange(statements, endLexicalEnvironment()); + var body = ts.createBlock(statements, /*multiLine*/ true); + if (currentModuleInfo.hasExportStarsToExportValues && !compilerOptions.importHelpers) { + // If we have any `export * from ...` declarations + // we need to inform the emitter to add the __export helper. + ts.addEmitHelper(body, exportStarHelper); + } + if (needUMDDynamicImportHelper) { + ts.addEmitHelper(body, dynamicImportUMDHelper); + } + return body; } /** - * Creates an array setter callbacks for each dependency group. + * Adds the down-level representation of `export=` to the statement list if one exists + * in the source file. * - * @param exportStarFunction A reference to an exportStarFunction for the file. - * @param dependencyGroups An array of grouped dependencies. + * @param statements The Statement list to modify. + * @param emitAsReturn A value indicating whether to emit the `export=` statement as a + * return statement. */ - function createSettersArray(exportStarFunction, dependencyGroups) { - var setters = []; - for (var _i = 0, dependencyGroups_1 = dependencyGroups; _i < dependencyGroups_1.length; _i++) { - var group = dependencyGroups_1[_i]; - // derive a unique name for parameter from the first named entry in the group - var localName = ts.forEach(group.externalImports, function (i) { return ts.getLocalNameForExternalImport(i, currentSourceFile); }); - var parameterName = localName ? ts.getGeneratedNameForNode(localName) : ts.createUniqueName(""); - var statements = []; - for (var _a = 0, _b = group.externalImports; _a < _b.length; _a++) { - var entry = _b[_a]; - var importVariableName = ts.getLocalNameForExternalImport(entry, currentSourceFile); - switch (entry.kind) { - case 235 /* ImportDeclaration */: - if (!entry.importClause) { - // 'import "..."' case - // module is imported only for side-effects, no emit required - break; - } - // fall-through - case 234 /* ImportEqualsDeclaration */: - ts.Debug.assert(importVariableName !== undefined); - // save import into the local - statements.push(ts.createStatement(ts.createAssignment(importVariableName, parameterName))); - break; - case 241 /* ExportDeclaration */: - ts.Debug.assert(importVariableName !== undefined); - if (entry.exportClause) { - // export {a, b as c} from 'foo' - // - // emit as: - // - // exports_({ - // "a": _["a"], - // "c": _["b"] - // }); - var properties = []; - for (var _c = 0, _d = entry.exportClause.elements; _c < _d.length; _c++) { - var e = _d[_c]; - properties.push(ts.createPropertyAssignment(ts.createLiteral(e.name.text), ts.createElementAccess(parameterName, ts.createLiteral((e.propertyName || e.name).text)))); - } - statements.push(ts.createStatement(ts.createCall(exportFunction, - /*typeArguments*/ undefined, [ts.createObjectLiteral(properties, /*location*/ undefined, /*multiline*/ true)]))); - } - else { - // export * from 'foo' - // - // emit as: - // - // exportStar(foo_1_1); - statements.push(ts.createStatement(ts.createCall(exportStarFunction, - /*typeArguments*/ undefined, [parameterName]))); - } - break; + function addExportEqualsIfNeeded(statements, emitAsReturn) { + if (currentModuleInfo.exportEquals) { + var expressionResult = ts.visitNode(currentModuleInfo.exportEquals.expression, importCallExpressionVisitor); + if (expressionResult) { + if (emitAsReturn) { + var statement = ts.createReturn(expressionResult); + ts.setTextRange(statement, currentModuleInfo.exportEquals); + ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 1536 /* NoComments */); + statements.push(statement); + } + else { + var statement = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), expressionResult)); + ts.setTextRange(statement, currentModuleInfo.exportEquals); + ts.setEmitFlags(statement, 1536 /* NoComments */); + statements.push(statement); } } - setters.push(ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], - /*type*/ undefined, ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true))); } - return ts.createArrayLiteral(setters, /*location*/ undefined, /*multiLine*/ true); } // - // Top-level Source Element Visitors + // Top-Level Source Element Visitors // /** - * Visit source elements at the top-level of a module. + * Visits a node at the top level of the source file. * * @param node The node to visit. */ function sourceElementVisitor(node) { switch (node.kind) { - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return visitImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: - // ExportDeclarations are elided as they are handled via - // `appendExportsOfDeclaration`. - return undefined; - case 240 /* ExportAssignment */: + case 244 /* ExportDeclaration */: + return visitExportDeclaration(node); + case 243 /* ExportAssignment */: return visitExportAssignment(node); + case 208 /* VariableStatement */: + return visitVariableStatement(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 229 /* ClassDeclaration */: + return visitClassDeclaration(node); + case 290 /* MergeDeclarationMarker */: + return visitMergeDeclarationMarker(node); + case 291 /* EndOfDeclarationMarker */: + return visitEndOfDeclarationMarker(node); default: - return nestedElementVisitor(node); + return ts.visitEachChild(node, importCallExpressionVisitor, context); } } + function importCallExpressionVisitor(node) { + // This visitor does not need to descend into the tree if there is no dynamic import, + // as export/import statements are only transformed at the top level of a file. + if (!(node.transformFlags & 67108864 /* ContainsDynamicImport */)) { + return node; + } + if (ts.isImportCall(node)) { + return visitImportCallExpression(node); + } + else { + return ts.visitEachChild(node, importCallExpressionVisitor, context); + } + } + function visitImportCallExpression(node) { + var argument = ts.visitNode(ts.firstOrUndefined(node.arguments), importCallExpressionVisitor); + var containsLexicalThis = !!(node.transformFlags & 16384 /* ContainsLexicalThis */); + switch (compilerOptions.module) { + case ts.ModuleKind.AMD: + return createImportCallExpressionAMD(argument, containsLexicalThis); + case ts.ModuleKind.UMD: + return createImportCallExpressionUMD(argument, containsLexicalThis); + case ts.ModuleKind.CommonJS: + default: + return createImportCallExpressionCommonJS(argument, containsLexicalThis); + } + } + function createImportCallExpressionUMD(arg, containsLexicalThis) { + // (function (factory) { + // ... (regular UMD) + // } + // })(function (require, exports, useSyncRequire) { + // "use strict"; + // Object.defineProperty(exports, "__esModule", { value: true }); + // var __syncRequire = typeof module === "object" && typeof module.exports === "object"; + // var __resolved = new Promise(function (resolve) { resolve(); }); + // ..... + // __syncRequire + // ? __resolved.then(function () { return require(x); }) /*CommonJs Require*/ + // : new Promise(function (_a, _b) { require([x], _a, _b); }); /*Amd Require*/ + // }); + needUMDDynamicImportHelper = true; + if (ts.isSimpleCopiableExpression(arg)) { + var argClone = ts.isGeneratedIdentifier(arg) ? arg : ts.isStringLiteral(arg) ? ts.createLiteral(arg) : ts.setEmitFlags(ts.setTextRange(ts.getSynthesizedClone(arg), arg), 1536 /* NoComments */); + return ts.createConditional( + /*condition*/ ts.createIdentifier("__syncRequire"), + /*whenTrue*/ createImportCallExpressionCommonJS(arg, containsLexicalThis), + /*whenFalse*/ createImportCallExpressionAMD(argClone, containsLexicalThis)); + } + else { + var temp = ts.createTempVariable(hoistVariableDeclaration); + return ts.createComma(ts.createAssignment(temp, arg), ts.createConditional( + /*condition*/ ts.createIdentifier("__syncRequire"), + /*whenTrue*/ createImportCallExpressionCommonJS(temp, containsLexicalThis), + /*whenFalse*/ createImportCallExpressionAMD(temp, containsLexicalThis))); + } + } + function createImportCallExpressionAMD(arg, containsLexicalThis) { + // improt("./blah") + // emit as + // define(["require", "exports", "blah"], function (require, exports) { + // ... + // new Promise(function (_a, _b) { require([x], _a, _b); }); /*Amd Require*/ + // }); + var resolve = ts.createUniqueName("resolve"); + var reject = ts.createUniqueName("reject"); + var parameters = [ + ts.createParameter(/*decorator*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, /*name*/ resolve), + ts.createParameter(/*decorator*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, /*name*/ reject) + ]; + var body = ts.createBlock([ + ts.createStatement(ts.createCall(ts.createIdentifier("require"), + /*typeArguments*/ undefined, [ts.createArrayLiteral([arg || ts.createOmittedExpression()]), resolve, reject])) + ]); + var func; + if (languageVersion >= 2 /* ES2015 */) { + func = ts.createArrowFunction( + /*modifiers*/ undefined, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, + /*equalsGreaterThanToken*/ undefined, body); + } + else { + func = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); + // if there is a lexical 'this' in the import call arguments, ensure we indicate + // that this new function expression indicates it captures 'this' so that the + // es2015 transformer will properly substitute 'this' with '_this'. + if (containsLexicalThis) { + ts.setEmitFlags(func, 8 /* CapturesThis */); + } + } + return ts.createNew(ts.createIdentifier("Promise"), /*typeArguments*/ undefined, [func]); + } + function createImportCallExpressionCommonJS(arg, containsLexicalThis) { + // import("./blah") + // emit as + // Promise.resolve().then(function () { return require(x); }) /*CommonJs Require*/ + // We have to wrap require in then callback so that require is done in asynchronously + // if we simply do require in resolve callback in Promise constructor. We will execute the loading immediately + var promiseResolveCall = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Promise"), "resolve"), /*typeArguments*/ undefined, /*argumentsArray*/ []); + var requireCall = ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, arg ? [arg] : []); + var func; + if (languageVersion >= 2 /* ES2015 */) { + func = ts.createArrowFunction( + /*modifiers*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, + /*equalsGreaterThanToken*/ undefined, requireCall); + } + else { + func = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, ts.createBlock([ts.createReturn(requireCall)])); + // if there is a lexical 'this' in the import call arguments, ensure we indicate + // that this new function expression indicates it captures 'this' so that the + // es2015 transformer will properly substitute 'this' with '_this'. + if (containsLexicalThis) { + ts.setEmitFlags(func, 8 /* CapturesThis */); + } + } + return ts.createCall(ts.createPropertyAccess(promiseResolveCall, "then"), /*typeArguments*/ undefined, [func]); + } /** * Visits an ImportDeclaration node. * @@ -55234,8 +63088,44 @@ var ts; */ function visitImportDeclaration(node) { var statements; - if (node.importClause) { - hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); + var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); + if (moduleKind !== ts.ModuleKind.AMD) { + if (!node.importClause) { + // import "mod"; + return ts.setTextRange(ts.createStatement(createRequireCall(node)), node); + } + else { + var variables = []; + if (namespaceDeclaration && !ts.isDefaultImport(node)) { + // import * as n from "mod"; + variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, createRequireCall(node))); + } + else { + // import d from "mod"; + // import { x, y } from "mod"; + // import d, { x, y } from "mod"; + // import d, * as n from "mod"; + variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), + /*type*/ undefined, createRequireCall(node))); + if (namespaceDeclaration && ts.isDefaultImport(node)) { + variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, ts.getGeneratedNameForNode(node))); + } + } + statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList(variables, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */)), + /*location*/ node)); + } + } + else if (namespaceDeclaration && ts.isDefaultImport(node)) { + // import d, * as n from "mod"; + statements = ts.append(statements, ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, ts.getGeneratedNameForNode(node)), + /*location*/ node) + ], languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */))); } if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node @@ -55247,6 +63137,19 @@ var ts; } return ts.singleOrMany(statements); } + /** + * Creates a `require()` call to import an external module. + * + * @param importNode The declararation to import. + */ + function createRequireCall(importNode) { + var moduleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); + var args = []; + if (moduleName) { + args.push(moduleName); + } + return ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, args); + } /** * Visits an ImportEqualsDeclaration node. * @@ -55255,7 +63158,24 @@ var ts; function visitImportEqualsDeclaration(node) { ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); var statements; - hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); + if (moduleKind !== ts.ModuleKind.AMD) { + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(createExportExpression(node.name, createRequireCall(node))), node)); + } + else { + statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), + /*type*/ undefined, createRequireCall(node)) + ], + /*flags*/ languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */)), node)); + } + } + else { + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(createExportExpression(ts.getExportName(node), ts.getLocalName(node))), node)); + } + } if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); @@ -55266,6 +63186,41 @@ var ts; } return ts.singleOrMany(statements); } + /** + * Visits an ExportDeclaration node. + * + * @param The node to visit. + */ + function visitExportDeclaration(node) { + if (!node.moduleSpecifier) { + // Elide export declarations with no module specifier as they are handled + // elsewhere. + return undefined; + } + var generatedName = ts.getGeneratedNameForNode(node); + if (node.exportClause) { + var statements = []; + // export { x, y } from "mod"; + if (moduleKind !== ts.ModuleKind.AMD) { + statements.push(ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(generatedName, + /*type*/ undefined, createRequireCall(node)) + ])), + /*location*/ node)); + } + for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) { + var specifier = _a[_i]; + var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name); + statements.push(ts.setTextRange(ts.createStatement(createExportExpression(ts.getExportName(specifier), exportedValue)), specifier)); + } + return ts.singleOrMany(statements); + } + else { + // export * from "mod"; + return ts.setTextRange(ts.createStatement(createExportStarHelper(context, moduleKind !== ts.ModuleKind.AMD ? createRequireCall(node) : generatedName)), node); + } + } /** * Visits an ExportAssignment node. * @@ -55273,33 +63228,37 @@ var ts; */ function visitExportAssignment(node) { if (node.isExportEquals) { - // Elide `export=` as it is illegal in a SystemJS module. return undefined; } - var expression = ts.visitNode(node.expression, destructuringVisitor, ts.isExpression); + var statements; var original = node.original; if (original && hasAssociatedEndOfDeclarationMarker(original)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), expression, /*allowComments*/ true); + deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), ts.visitNode(node.expression, importCallExpressionVisitor), /*location*/ node, /*allowComments*/ true); } else { - return createExportStatement(ts.createIdentifier("default"), expression, /*allowComments*/ true); + statements = appendExportStatement(statements, ts.createIdentifier("default"), ts.visitNode(node.expression, importCallExpressionVisitor), /*location*/ node, /*allowComments*/ true); } + return ts.singleOrMany(statements); } /** - * Visits a FunctionDeclaration, hoisting it to the outer module body function. + * Visits a FunctionDeclaration node. * * @param node The node to visit. */ function visitFunctionDeclaration(node) { + var statements; if (ts.hasModifier(node, 1 /* Export */)) { - hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, ts.visitNodes(node.parameters, destructuringVisitor, ts.isParameterDeclaration), - /*type*/ undefined, ts.visitNode(node.body, destructuringVisitor, ts.isBlock))); + statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration( + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, ts.visitNodes(node.parameters, importCallExpressionVisitor), + /*type*/ undefined, ts.visitEachChild(node.body, importCallExpressionVisitor, context)), + /*location*/ node), + /*original*/ node)); } else { - hoistedStatements = ts.append(hoistedStatements, node); + statements = ts.append(statements, ts.visitEachChild(node, importCallExpressionVisitor, context)); } if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node @@ -55307,26 +63266,25 @@ var ts; deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); } else { - hoistedStatements = appendExportsOfHoistedDeclaration(hoistedStatements, node); + statements = appendExportsOfHoistedDeclaration(statements, node); } - return undefined; + return ts.singleOrMany(statements); } /** - * Visits a ClassDeclaration, hoisting its name to the outer module body function. + * Visits a ClassDeclaration node. * * @param node The node to visit. */ function visitClassDeclaration(node) { var statements; - // Hoist the name of the class declaration to the outer module body function. - var name = ts.getLocalName(node); - hoistVariableDeclaration(name); - // Rewrite the class declaration into an assignment of a class expression. - statements = ts.append(statements, ts.createStatement(ts.createAssignment(name, ts.createClassExpression( - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, destructuringVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringVisitor, ts.isClassElement), - /*location*/ node)), - /*location*/ node)); + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createClassDeclaration( + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, importCallExpressionVisitor), ts.visitNodes(node.members, importCallExpressionVisitor)), node), node)); + } + else { + statements = ts.append(statements, ts.visitEachChild(node, importCallExpressionVisitor, context)); + } if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); @@ -55338,117 +63296,66 @@ var ts; return ts.singleOrMany(statements); } /** - * Visits a variable statement, hoisting declared names to the top-level module body. - * Each declaration is rewritten into an assignment expression. + * Visits a VariableStatement node. * * @param node The node to visit. */ function visitVariableStatement(node) { - if (!shouldHoistVariableDeclarationList(node.declarationList)) { - return ts.visitNode(node, destructuringVisitor, ts.isStatement); - } + var statements; + var variables; var expressions; - var isExportedDeclaration = ts.hasModifier(node, 1 /* Export */); - var isMarkedDeclaration = hasAssociatedEndOfDeclarationMarker(node); - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - if (variable.initializer) { - expressions = ts.append(expressions, transformInitializedVariable(variable, isExportedDeclaration && !isMarkedDeclaration)); + if (ts.hasModifier(node, 1 /* Export */)) { + var modifiers = void 0; + // If we're exporting these variables, then these just become assignments to 'exports.x'. + // We only want to emit assignments for variables with initializers. + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) { + if (!modifiers) { + modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier); + } + variables = ts.append(variables, variable); + } + else if (variable.initializer) { + expressions = ts.append(expressions, transformInitializedVariable(variable)); + } } - else { - hoistBindingElement(variable); + if (variables) { + statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables))); + } + if (expressions) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.inlineExpressions(expressions)), node)); } } - var statements; - if (expressions) { - statements = ts.append(statements, ts.createStatement(ts.inlineExpressions(expressions), /*location*/ node)); + else { + statements = ts.append(statements, ts.visitEachChild(node, importCallExpressionVisitor, context)); } - if (isMarkedDeclaration) { + if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node, isExportedDeclaration); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node); } else { - statements = appendExportsOfVariableStatement(statements, node, /*exportSelf*/ false); + statements = appendExportsOfVariableStatement(statements, node); } return ts.singleOrMany(statements); } /** - * Hoists the declared names of a VariableDeclaration or BindingElement. + * Transforms an exported variable with an initializer into an expression. * - * @param node The declaration to hoist. + * @param node The node to transform. */ - function hoistBindingElement(node) { + function transformInitializedVariable(node) { if (ts.isBindingPattern(node.name)) { - for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - hoistBindingElement(element); - } - } + return ts.flattenDestructuringAssignment(ts.visitNode(node, importCallExpressionVisitor), + /*visitor*/ undefined, context, 0 /* All */, + /*needsValue*/ false, createExportExpression); } else { - hoistVariableDeclaration(ts.getSynthesizedClone(node.name)); + return ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name), + /*location*/ node.name), ts.visitNode(node.initializer, importCallExpressionVisitor)); } } - /** - * Determines whether a VariableDeclarationList should be hoisted. - * - * @param node The node to test. - */ - function shouldHoistVariableDeclarationList(node) { - // hoist only non-block scoped declarations or block scoped declarations parented by source file - return (ts.getEmitFlags(node) & 1048576 /* NoHoisting */) === 0 - && (enclosingBlockScopedContainer.kind === 261 /* SourceFile */ - || (ts.getOriginalNode(node).flags & 3 /* BlockScoped */) === 0); - } - /** - * Transform an initialized variable declaration into an expression. - * - * @param node The node to transform. - * @param isExportedDeclaration A value indicating whether the variable is exported. - */ - function transformInitializedVariable(node, isExportedDeclaration) { - var createAssignment = isExportedDeclaration ? createExportedVariableAssignment : createNonExportedVariableAssignment; - return ts.isBindingPattern(node.name) - ? ts.flattenDestructuringAssignment(node, destructuringVisitor, context, 0 /* All */, - /*needsValue*/ false, createAssignment) - : createAssignment(node.name, ts.visitNode(node.initializer, destructuringVisitor, ts.isExpression)); - } - /** - * Creates an assignment expression for an exported variable declaration. - * - * @param name The name of the variable. - * @param value The value of the variable's initializer. - * @param location The source map location for the assignment. - */ - function createExportedVariableAssignment(name, value, location) { - return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ true); - } - /** - * Creates an assignment expression for a non-exported variable declaration. - * - * @param name The name of the variable. - * @param value The value of the variable's initializer. - * @param location The source map location for the assignment. - */ - function createNonExportedVariableAssignment(name, value, location) { - return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ false); - } - /** - * Creates an assignment expression for a variable declaration. - * - * @param name The name of the variable. - * @param value The value of the variable's initializer. - * @param location The source map location for the assignment. - * @param isExportedDeclaration A value indicating whether the variable is exported. - */ - function createVariableAssignment(name, value, location, isExportedDeclaration) { - hoistVariableDeclaration(ts.getSynthesizedClone(name)); - return isExportedDeclaration - ? createExportExpression(name, preventSubstitution(ts.createAssignment(name, value, location))) - : preventSubstitution(ts.createAssignment(name, value, location)); - } /** * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged * and transformed declaration. @@ -55461,12 +63368,11 @@ var ts; // begin/end semantics of the declararation and to properly handle exports // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. // - // To balance the declaration, we defer the exports of the elided variable - // statement until we visit this declaration's `EndOfDeclarationMarker`. - if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 205 /* VariableStatement */) { + // To balance the declaration, add the exports of the elided variable + // statement. + if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 208 /* VariableStatement */) { var id = ts.getOriginalNodeId(node); - var isExportedDeclaration = ts.hasModifier(node.original, 1 /* Export */); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original, isExportedDeclaration); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original); } return node; } @@ -55476,7 +63382,7 @@ var ts; * @param node The node to test. */ function hasAssociatedEndOfDeclarationMarker(node) { - return (ts.getEmitFlags(node) & 2097152 /* HasEndOfDeclarationMarker */) !== 0; + return (ts.getEmitFlags(node) & 4194304 /* HasEndOfDeclarationMarker */) !== 0; } /** * Visits a DeclarationMarker used as a placeholder for the end of a transformed @@ -55506,7 +63412,7 @@ var ts; * @param decl The declaration whose exports are to be recorded. */ function appendExportsOfImportDeclaration(statements, decl) { - if (moduleInfo.exportEquals) { + if (currentModuleInfo.exportEquals) { return statements; } var importClause = decl.importClause; @@ -55519,457 +63425,179 @@ var ts; var namedBindings = importClause.namedBindings; if (namedBindings) { switch (namedBindings.kind) { - case 237 /* NamespaceImport */: + case 240 /* NamespaceImport */: statements = appendExportsOfDeclaration(statements, namedBindings); break; - case 238 /* NamedImports */: - for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { - var importBinding = _a[_i]; - statements = appendExportsOfDeclaration(statements, importBinding); - } - break; - } - } - return statements; - } - /** - * Appends the export of an ImportEqualsDeclaration to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfImportEqualsDeclaration(statements, decl) { - if (moduleInfo.exportEquals) { - return statements; - } - return appendExportsOfDeclaration(statements, decl); - } - /** - * Appends the exports of a VariableStatement to a statement list, returning the statement - * list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param node The VariableStatement whose exports are to be recorded. - * @param exportSelf A value indicating whether to also export each VariableDeclaration of - * `nodes` declaration list. - */ - function appendExportsOfVariableStatement(statements, node, exportSelf) { - if (moduleInfo.exportEquals) { - return statements; - } - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - if (decl.initializer || exportSelf) { - statements = appendExportsOfBindingElement(statements, decl, exportSelf); - } - } - return statements; - } - /** - * Appends the exports of a VariableDeclaration or BindingElement to a statement list, - * returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - * @param exportSelf A value indicating whether to also export the declaration itself. - */ - function appendExportsOfBindingElement(statements, decl, exportSelf) { - if (moduleInfo.exportEquals) { - return statements; - } - if (ts.isBindingPattern(decl.name)) { - for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - statements = appendExportsOfBindingElement(statements, element, exportSelf); - } - } - } - else if (!ts.isGeneratedIdentifier(decl.name)) { - var excludeName = void 0; - if (exportSelf) { - statements = appendExportStatement(statements, decl.name, ts.getLocalName(decl)); - excludeName = decl.name.text; - } - statements = appendExportsOfDeclaration(statements, decl, excludeName); - } - return statements; - } - /** - * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, - * returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfHoistedDeclaration(statements, decl) { - if (moduleInfo.exportEquals) { - return statements; - } - var excludeName; - if (ts.hasModifier(decl, 1 /* Export */)) { - var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createLiteral("default") : decl.name; - statements = appendExportStatement(statements, exportName, ts.getLocalName(decl)); - excludeName = exportName.text; - } - if (decl.name) { - statements = appendExportsOfDeclaration(statements, decl, excludeName); - } - return statements; - } - /** - * Appends the exports of a declaration to a statement list, returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration to export. - * @param excludeName An optional name to exclude from exports. - */ - function appendExportsOfDeclaration(statements, decl, excludeName) { - if (moduleInfo.exportEquals) { - return statements; - } - var name = ts.getDeclarationName(decl); - var exportSpecifiers = moduleInfo.exportSpecifiers[name.text]; - if (exportSpecifiers) { - for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) { - var exportSpecifier = exportSpecifiers_1[_i]; - if (exportSpecifier.name.text !== excludeName) { - statements = appendExportStatement(statements, exportSpecifier.name, name); - } - } - } - return statements; - } - /** - * Appends the down-level representation of an export to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param exportName The name of the export. - * @param expression The expression to export. - * @param allowComments Whether to allow comments on the export. - */ - function appendExportStatement(statements, exportName, expression, allowComments) { - statements = ts.append(statements, createExportStatement(exportName, expression, allowComments)); - return statements; - } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - * @param allowComments An optional value indicating whether to emit comments for the statement. - */ - function createExportStatement(name, value, allowComments) { - var statement = ts.createStatement(createExportExpression(name, value)); - ts.startOnNewLine(statement); - if (!allowComments) { - ts.setEmitFlags(statement, 1536 /* NoComments */); - } - return statement; - } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - */ - function createExportExpression(name, value) { - var exportName = ts.isIdentifier(name) ? ts.createLiteral(name) : name; - return ts.createCall(exportFunction, /*typeArguments*/ undefined, [exportName, value]); - } - // - // Top-Level or Nested Source Element Visitors - // - /** - * Visit nested elements at the top-level of a module. - * - * @param node The node to visit. - */ - function nestedElementVisitor(node) { - switch (node.kind) { - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: - return visitClassDeclaration(node); - case 211 /* ForStatement */: - return visitForStatement(node); - case 212 /* ForInStatement */: - return visitForInStatement(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 209 /* DoStatement */: - return visitDoStatement(node); - case 210 /* WhileStatement */: - return visitWhileStatement(node); - case 219 /* LabeledStatement */: - return visitLabeledStatement(node); - case 217 /* WithStatement */: - return visitWithStatement(node); - case 218 /* SwitchStatement */: - return visitSwitchStatement(node); - case 232 /* CaseBlock */: - return visitCaseBlock(node); - case 253 /* CaseClause */: - return visitCaseClause(node); - case 254 /* DefaultClause */: - return visitDefaultClause(node); - case 221 /* TryStatement */: - return visitTryStatement(node); - case 256 /* CatchClause */: - return visitCatchClause(node); - case 204 /* Block */: - return visitBlock(node); - case 295 /* MergeDeclarationMarker */: - return visitMergeDeclarationMarker(node); - case 296 /* EndOfDeclarationMarker */: - return visitEndOfDeclarationMarker(node); - default: - return destructuringVisitor(node); - } - } - /** - * Visits the body of a ForStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitForStatement(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateFor(node, visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringVisitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.incrementor, destructuringVisitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; - } - /** - * Visits the body of a ForInStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitForInStatement(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; - } - /** - * Visits the body of a ForOfStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitForOfStatement(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateForOf(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; - } - /** - * Determines whether to hoist the initializer of a ForStatement, ForInStatement, or - * ForOfStatement. - * - * @param node The node to test. - */ - function shouldHoistForInitializer(node) { - return ts.isVariableDeclarationList(node) - && shouldHoistVariableDeclarationList(node); - } - /** - * Visits the initializer of a ForStatement, ForInStatement, or ForOfStatement - * - * @param node The node to visit. - */ - function visitForInitializer(node) { - if (shouldHoistForInitializer(node)) { - var expressions = void 0; - for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - expressions = ts.append(expressions, transformInitializedVariable(variable, /*isExportedDeclaration*/ false)); - } - return expressions ? ts.inlineExpressions(expressions) : ts.createOmittedExpression(); - } - else { - return ts.visitEachChild(node, nestedElementVisitor, context); - } - } - /** - * Visits the body of a DoStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitDoStatement(node) { - return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression)); - } - /** - * Visits the body of a WhileStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitWhileStatement(node) { - return ts.updateWhile(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - } - /** - * Visits the body of a LabeledStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitLabeledStatement(node) { - return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - } - /** - * Visits the body of a WithStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitWithStatement(node) { - return ts.updateWith(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - } - /** - * Visits the body of a SwitchStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitSwitchStatement(node) { - return ts.updateSwitch(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.caseBlock, nestedElementVisitor, ts.isCaseBlock)); - } - /** - * Visits the body of a CaseBlock to hoist declarations. - * - * @param node The node to visit. - */ - function visitCaseBlock(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateCaseBlock(node, ts.visitNodes(node.clauses, nestedElementVisitor, ts.isCaseOrDefaultClause)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + case 241 /* NamedImports */: + for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { + var importBinding = _a[_i]; + statements = appendExportsOfDeclaration(statements, importBinding); + } + break; + } + } + return statements; } /** - * Visits the body of a CaseClause to hoist declarations. + * Appends the exports of an ImportEqualsDeclaration to a statement list, returning the + * statement list. * - * @param node The node to visit. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function visitCaseClause(node) { - return ts.updateCaseClause(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNodes(node.statements, nestedElementVisitor, ts.isStatement)); + function appendExportsOfImportEqualsDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + return appendExportsOfDeclaration(statements, decl); } /** - * Visits the body of a DefaultClause to hoist declarations. + * Appends the exports of a VariableStatement to a statement list, returning the statement + * list. * - * @param node The node to visit. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param node The VariableStatement whose exports are to be recorded. */ - function visitDefaultClause(node) { - return ts.visitEachChild(node, nestedElementVisitor, context); + function appendExportsOfVariableStatement(statements, node) { + if (currentModuleInfo.exportEquals) { + return statements; + } + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + statements = appendExportsOfBindingElement(statements, decl); + } + return statements; } /** - * Visits the body of a TryStatement to hoist declarations. + * Appends the exports of a VariableDeclaration or BindingElement to a statement list, + * returning the statement list. * - * @param node The node to visit. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function visitTryStatement(node) { - return ts.visitEachChild(node, nestedElementVisitor, context); + function appendExportsOfBindingElement(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + if (ts.isBindingPattern(decl.name)) { + for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + statements = appendExportsOfBindingElement(statements, element); + } + } + } + else if (!ts.isGeneratedIdentifier(decl.name)) { + statements = appendExportsOfDeclaration(statements, decl); + } + return statements; } /** - * Visits the body of a CatchClause to hoist declarations. + * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, + * returning the statement list. * - * @param node The node to visit. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function visitCatchClause(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateCatchClause(node, node.variableDeclaration, ts.visitNode(node.block, nestedElementVisitor, ts.isBlock)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + function appendExportsOfHoistedDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + if (ts.hasModifier(decl, 1 /* Export */)) { + var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createIdentifier("default") : ts.getDeclarationName(decl); + statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), /*location*/ decl); + } + if (decl.name) { + statements = appendExportsOfDeclaration(statements, decl); + } + return statements; } /** - * Visits the body of a Block to hoist declarations. + * Appends the exports of a declaration to a statement list, returning the statement list. * - * @param node The node to visit. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration to export. */ - function visitBlock(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.visitEachChild(node, nestedElementVisitor, context); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + function appendExportsOfDeclaration(statements, decl) { + var name = ts.getDeclarationName(decl); + var exportSpecifiers = currentModuleInfo.exportSpecifiers.get(ts.idText(name)); + if (exportSpecifiers) { + for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) { + var exportSpecifier = exportSpecifiers_1[_i]; + statements = appendExportStatement(statements, exportSpecifier.name, name, /*location*/ exportSpecifier.name); + } + } + return statements; } - // - // Destructuring Assignment Visitors - // /** - * Visit nodes to flatten destructuring assignments to exported symbols. + * Appends the down-level representation of an export to a statement list, returning the + * statement list. * - * @param node The node to visit. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param exportName The name of the export. + * @param expression The expression to export. + * @param location The location to use for source maps and comments for the export. + * @param allowComments Whether to allow comments on the export. */ - function destructuringVisitor(node) { - if (node.transformFlags & 1024 /* DestructuringAssignment */ - && node.kind === 192 /* BinaryExpression */) { - return visitDestructuringAssignment(node); - } - else if (node.transformFlags & 2048 /* ContainsDestructuringAssignment */) { - return ts.visitEachChild(node, destructuringVisitor, context); + function appendExportStatement(statements, exportName, expression, location, allowComments) { + statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments)); + return statements; + } + function createUnderscoreUnderscoreESModule() { + var statement; + if (languageVersion === 0 /* ES3 */) { + statement = ts.createStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(/*value*/ true))); } else { - return node; - } + statement = ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), + /*typeArguments*/ undefined, [ + ts.createIdentifier("exports"), + ts.createLiteral("__esModule"), + ts.createObjectLiteral([ + ts.createPropertyAssignment("value", ts.createLiteral(/*value*/ true)) + ]) + ])); + } + ts.setEmitFlags(statement, 1048576 /* CustomPrologue */); + return statement; } /** - * Visits a DestructuringAssignment to flatten destructuring to exported symbols. + * Creates a call to the current file's export function to export a value. * - * @param node The node to visit. + * @param name The bound name of the export. + * @param value The exported value. + * @param location The location to use for source maps and comments for the export. + * @param allowComments An optional value indicating whether to emit comments for the statement. */ - function visitDestructuringAssignment(node) { - if (hasExportedReferenceInDestructuringTarget(node.left)) { - return ts.flattenDestructuringAssignment(node, destructuringVisitor, context, 0 /* All */, - /*needsValue*/ true); + function createExportStatement(name, value, location, allowComments) { + var statement = ts.setTextRange(ts.createStatement(createExportExpression(name, value)), location); + ts.startOnNewLine(statement); + if (!allowComments) { + ts.setEmitFlags(statement, 1536 /* NoComments */); } - return ts.visitEachChild(node, destructuringVisitor, context); + return statement; } /** - * Determines whether the target of a destructuring assigment refers to an exported symbol. + * Creates a call to the current file's export function to export a value. * - * @param node The destructuring target. + * @param name The bound name of the export. + * @param value The exported value. + * @param location The location to use for source maps and comments for the export. */ - function hasExportedReferenceInDestructuringTarget(node) { - if (ts.isAssignmentExpression(node)) { - return hasExportedReferenceInDestructuringTarget(node.left); - } - else if (ts.isSpreadExpression(node)) { - return hasExportedReferenceInDestructuringTarget(node.expression); - } - else if (ts.isObjectLiteralExpression(node)) { - return ts.some(node.properties, hasExportedReferenceInDestructuringTarget); - } - else if (ts.isArrayLiteralExpression(node)) { - return ts.some(node.elements, hasExportedReferenceInDestructuringTarget); - } - else if (ts.isShorthandPropertyAssignment(node)) { - return hasExportedReferenceInDestructuringTarget(node.name); - } - else if (ts.isPropertyAssignment(node)) { - return hasExportedReferenceInDestructuringTarget(node.initializer); - } - else if (ts.isIdentifier(node)) { - var container = resolver.getReferencedExportContainer(node); - return container !== undefined && container.kind === 261 /* SourceFile */; - } - else { - return false; - } + function createExportExpression(name, value, location) { + return ts.setTextRange(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value), location); } // // Modifier Visitors @@ -55980,9 +63608,10 @@ var ts; * @param node The node to visit. */ function modifierVisitor(node) { + // Elide module-specific modifiers. switch (node.kind) { - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: return undefined; } return node; @@ -55993,28 +63622,22 @@ var ts; /** * Hook for node emit notifications. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emit A callback used to emit the node in the printer. */ - function onEmitNode(emitContext, node, emitCallback) { - if (node.kind === 261 /* SourceFile */) { - var id = ts.getOriginalNodeId(node); + function onEmitNode(hint, node, emitCallback) { + if (node.kind === 265 /* SourceFile */) { currentSourceFile = node; - moduleInfo = moduleInfoMap[id]; - exportFunction = exportFunctionsMap[id]; - noSubstitution = noSubstitutionMap[id]; - if (noSubstitution) { - delete noSubstitutionMap[id]; - } - previousOnEmitNode(emitContext, node, emitCallback); + currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)]; + noSubstitution = []; + previousOnEmitNode(hint, node, emitCallback); currentSourceFile = undefined; - moduleInfo = undefined; - exportFunction = undefined; + currentModuleInfo = undefined; noSubstitution = undefined; } else { - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); } } // @@ -56023,38 +63646,62 @@ var ts; /** * Hooks node substitutions. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (isSubstitutionPrevented(node)) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (node.id && noSubstitution[node.id]) { return node; } - if (emitContext === 1 /* Expression */) { + if (hint === 1 /* Expression */) { return substituteExpression(node); } + else if (ts.isShorthandPropertyAssignment(node)) { + return substituteShorthandPropertyAssignment(node); + } return node; } /** - * Substitute the expression, if necessary. + * Substitution for a ShorthandPropertyAssignment whose declaration name is an imported + * or exported symbol. + * + * @param node The node to substitute. + */ + function substituteShorthandPropertyAssignment(node) { + var name = node.name; + var exportedOrImportedName = substituteExpressionIdentifier(name); + if (exportedOrImportedName !== name) { + // A shorthand property with an assignment initializer is probably part of a + // destructuring assignment + if (node.objectAssignmentInitializer) { + var initializer = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer); + return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node); + } + return ts.setTextRange(ts.createPropertyAssignment(name, exportedOrImportedName), node); + } + return node; + } + /** + * Substitution for an Expression that may contain an imported or exported symbol. * * @param node The node to substitute. */ function substituteExpression(node) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return substituteExpressionIdentifier(node); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return substituteBinaryExpression(node); - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: return substituteUnaryExpression(node); } return node; } /** - * Substitution for an Identifier expression that may contain an imported or exported symbol. + * Substitution for an Identifier expression that may contain an imported or exported + * symbol. * * @param node The node to substitute. */ @@ -56066,21 +63713,21 @@ var ts; } return node; } - // When we see an identifier in an expression position that - // points to an imported symbol, we should substitute a qualified - // reference to the imported symbol if one is needed. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { + var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node)); + if (exportContainer && exportContainer.kind === 265 /* SourceFile */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node)), + /*location*/ node); + } var importDeclaration = resolver.getReferencedImportDeclaration(node); if (importDeclaration) { if (ts.isImportClause(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"), + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), /*location*/ node); } else if (ts.isImportSpecifier(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name), + var name = importDeclaration.propertyName || importDeclaration.name; + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(name)), /*location*/ node); } } @@ -56112,7 +63759,9 @@ var ts; var expression = node; for (var _i = 0, exportedNames_1 = exportedNames; _i < exportedNames_1.length; _i++) { var exportName = exportedNames_1[_i]; - expression = createExportExpression(exportName, preventSubstitution(expression)); + // Mark the node to prevent triggering this rule again. + noSubstitution[ts.getNodeId(expression)] = true; + expression = createExportExpression(exportName, expression, /*location*/ node); } return expression; } @@ -56134,25 +63783,22 @@ var ts; // - We do not substitute identifiers that were originally the name of an enum or // namespace due to how they are transformed in TypeScript. // - We only substitute identifiers that are exported at the top level. - if ((node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) + if ((node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) && ts.isIdentifier(node.operand) && !ts.isGeneratedIdentifier(node.operand) && !ts.isLocalName(node.operand) && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { var exportedNames = getExports(node.operand); if (exportedNames) { - var expression = node.kind === 191 /* PostfixUnaryExpression */ - ? ts.createPrefix(node.operator, node.operand, + var expression = node.kind === 193 /* PostfixUnaryExpression */ + ? ts.setTextRange(ts.createBinary(node.operand, ts.createToken(node.operator === 43 /* PlusPlusToken */ ? 59 /* PlusEqualsToken */ : 60 /* MinusEqualsToken */), ts.createLiteral(1)), /*location*/ node) : node; for (var _i = 0, exportedNames_2 = exportedNames; _i < exportedNames_2.length; _i++) { var exportName = exportedNames_2[_i]; - expression = createExportExpression(exportName, preventSubstitution(expression)); - } - if (node.kind === 191 /* PostfixUnaryExpression */) { - expression = node.operator === 42 /* PlusPlusToken */ - ? ts.createSubtract(preventSubstitution(expression), ts.createLiteral(1)) - : ts.createAdd(preventSubstitution(expression), ts.createLiteral(1)); + // Mark the node to prevent triggering this rule again. + noSubstitution[ts.getNodeId(expression)] = true; + expression = createExportExpression(exportName, expression); } return expression; } @@ -56160,79 +63806,71 @@ var ts; return node; } /** - * Gets the exports of a name. + * Gets the additional exports of a name. * * @param name The name. */ function getExports(name) { - var exportedNames; if (!ts.isGeneratedIdentifier(name)) { var valueDeclaration = resolver.getReferencedImportDeclaration(name) || resolver.getReferencedValueDeclaration(name); if (valueDeclaration) { - var exportContainer = resolver.getReferencedExportContainer(name, /*prefixLocals*/ false); - if (exportContainer && exportContainer.kind === 261 /* SourceFile */) { - exportedNames = ts.append(exportedNames, ts.getDeclarationName(valueDeclaration)); - } - exportedNames = ts.addRange(exportedNames, moduleInfo && moduleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]); + return currentModuleInfo + && currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]; } } - return exportedNames; - } - /** - * Prevent substitution of a node for this transformer. - * - * @param node The node which should not be substituted. - */ - function preventSubstitution(node) { - if (noSubstitution === undefined) - noSubstitution = ts.createMap(); - noSubstitution[ts.getNodeId(node)] = true; - return node; - } - /** - * Determines whether a node should not be substituted. - * - * @param node The node to test. - */ - function isSubstitutionPrevented(node) { - return noSubstitution && node.id && noSubstitution[node.id]; } } - ts.transformSystemModule = transformSystemModule; + ts.transformModule = transformModule; + // emit output for the __export helper function + var exportStarHelper = { + name: "typescript:export-star", + scoped: true, + text: "\n function __export(m) {\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\n }\n " + }; + function createExportStarHelper(context, module) { + var compilerOptions = context.getCompilerOptions(); + return compilerOptions.importHelpers + ? ts.createCall(ts.getHelperName("__exportStar"), /*typeArguments*/ undefined, [module, ts.createIdentifier("exports")]) + : ts.createCall(ts.createIdentifier("__export"), /*typeArguments*/ undefined, [module]); + } + // emit helper for dynamic import + var dynamicImportUMDHelper = { + name: "typescript:dynamicimport-sync-require", + scoped: true, + text: "\n var __syncRequire = typeof module === \"object\" && typeof module.exports === \"object\";" + }; })(ts || (ts = {})); /// /// +/// /*@internal*/ var ts; (function (ts) { - function transformModule(context) { - var transformModuleDelegates = ts.createMap((_a = {}, - _a[ts.ModuleKind.None] = transformCommonJSModule, - _a[ts.ModuleKind.CommonJS] = transformCommonJSModule, - _a[ts.ModuleKind.AMD] = transformAMDModule, - _a[ts.ModuleKind.UMD] = transformUMDModule, - _a)); - var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + function transformSystemModule(context) { + var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; var compilerOptions = context.getCompilerOptions(); var resolver = context.getEmitResolver(); var host = context.getEmitHost(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - var moduleKind = ts.getEmitModuleKind(compilerOptions); var previousOnSubstituteNode = context.onSubstituteNode; var previousOnEmitNode = context.onEmitNode; context.onSubstituteNode = onSubstituteNode; context.onEmitNode = onEmitNode; - context.enableSubstitution(70 /* Identifier */); // Substitutes expression identifiers with imported/exported symbols. - context.enableSubstitution(192 /* BinaryExpression */); // Substitutes assignments to exported symbols. - context.enableSubstitution(190 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(191 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(258 /* ShorthandPropertyAssignment */); // Substitutes shorthand property assignments for imported/exported symbols. - context.enableEmitNotification(261 /* SourceFile */); // Restore state when substituting nodes in a file. - var moduleInfoMap = ts.createMap(); // The ExternalModuleInfo for each file. - var deferredExports = ts.createMap(); // Exports to defer until an EndOfDeclarationMarker is found. + context.enableSubstitution(71 /* Identifier */); // Substitutes expression identifiers for imported symbols. + context.enableSubstitution(194 /* BinaryExpression */); // Substitutes assignments to exported symbols. + context.enableSubstitution(192 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(193 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableEmitNotification(265 /* SourceFile */); // Restore state when substituting nodes in a file. + var moduleInfoMap = []; // The ExternalModuleInfo for each file. + var deferredExports = []; // Exports to defer until an EndOfDeclarationMarker is found. + var exportFunctionsMap = []; // The export function associated with a source file. + var noSubstitutionMap = []; // Set of nodes for which substitution rules should be ignored for each file. var currentSourceFile; // The current file. - var currentModuleInfo; // The ExternalModuleInfo for the current file. + var moduleInfo; // ExternalModuleInfo for the current file. + var exportFunction; // The export function for the current file. + var contextObject; // The context object for the current file. + var hoistedStatements; + var enclosingBlockScopedContainer; var noSubstitution; // Set of nodes for which substitution rules should be ignored. return transformSourceFile; /** @@ -56241,290 +63879,386 @@ var ts; * @param node The SourceFile node. */ function transformSourceFile(node) { - if (ts.isDeclarationFile(node) - || !(ts.isExternalModule(node) - || compilerOptions.isolatedModules)) { + if (node.isDeclarationFile || !(ts.isEffectiveExternalModule(node, compilerOptions) || node.transformFlags & 67108864 /* ContainsDynamicImport */)) { return node; } + var id = ts.getOriginalNodeId(node); currentSourceFile = node; - currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(node)] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); - // Perform the transformation. - var transformModule = transformModuleDelegates[moduleKind] || transformModuleDelegates[ts.ModuleKind.None]; - var updated = transformModule(node); + enclosingBlockScopedContainer = node; + // System modules have the following shape: + // + // System.register(['dep-1', ... 'dep-n'], function(exports) {/* module body function */}) + // + // The parameter 'exports' here is a callback '(name: string, value: T) => T' that + // is used to publish exported values. 'exports' returns its 'value' argument so in + // most cases expressions that mutate exported values can be rewritten as: + // + // expr -> exports('name', expr) + // + // The only exception in this rule is postfix unary operators, + // see comment to 'substitutePostfixUnaryExpression' for more details + // Collect information about the external module and dependency groups. + moduleInfo = moduleInfoMap[id] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); + // Make sure that the name of the 'exports' function does not conflict with + // existing identifiers. + exportFunction = ts.createUniqueName("exports"); + exportFunctionsMap[id] = exportFunction; + contextObject = ts.createUniqueName("context"); + // Add the body of the module. + var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports); + var moduleBodyBlock = createSystemModuleBody(node, dependencyGroups); + var moduleBodyFunction = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, exportFunction), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, contextObject) + ], + /*type*/ undefined, moduleBodyBlock); + // Write the call to `System.register` + // Clear the emit-helpers flag for later passes since we'll have already used it in the module body + // So the helper will be emit at the correct position instead of at the top of the source-file + var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); + var dependencies = ts.createArrayLiteral(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; })); + var updated = ts.setEmitFlags(ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("System"), "register"), + /*typeArguments*/ undefined, moduleName + ? [moduleName, dependencies, moduleBodyFunction] + : [dependencies, moduleBodyFunction])) + ]), node.statements)), 1024 /* NoTrailingComments */); + if (!(compilerOptions.outFile || compilerOptions.out)) { + ts.moveEmitHelpers(updated, moduleBodyBlock, function (helper) { return !helper.scoped; }); + } + if (noSubstitution) { + noSubstitutionMap[id] = noSubstitution; + noSubstitution = undefined; + } currentSourceFile = undefined; - currentModuleInfo = undefined; + moduleInfo = undefined; + exportFunction = undefined; + contextObject = undefined; + hoistedStatements = undefined; + enclosingBlockScopedContainer = undefined; return ts.aggregateTransformFlags(updated); } /** - * Transforms a SourceFile into a CommonJS module. + * Collects the dependency groups for this files imports. * - * @param node The SourceFile node. + * @param externalImports The imports for the file. */ - function transformCommonJSModule(node) { - startLexicalEnvironment(); - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true)); - ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); - ts.addRange(statements, endLexicalEnvironment()); - addExportEqualsIfNeeded(statements, /*emitAsReturn*/ false); - var updated = ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); - if (currentModuleInfo.hasExportStarsToExportValues) { - ts.addEmitHelper(updated, exportStarHelper); + function collectDependencyGroups(externalImports) { + var groupIndices = ts.createMap(); + var dependencyGroups = []; + for (var i = 0; i < externalImports.length; i++) { + var externalImport = externalImports[i]; + var externalModuleName = ts.getExternalModuleNameLiteral(externalImport, currentSourceFile, host, resolver, compilerOptions); + if (externalModuleName) { + var text = externalModuleName.text; + var groupIndex = groupIndices.get(text); + if (groupIndex !== undefined) { + // deduplicate/group entries in dependency list by the dependency name + dependencyGroups[groupIndex].externalImports.push(externalImport); + } + else { + groupIndices.set(text, dependencyGroups.length); + dependencyGroups.push({ + name: externalModuleName, + externalImports: [externalImport] + }); + } + } } - return updated; + return dependencyGroups; } /** - * Transforms a SourceFile into an AMD module. + * Adds the statements for the module body function for the source file. * - * @param node The SourceFile node. + * @param node The source file for the module. + * @param dependencyGroups The grouped dependencies of the module. */ - function transformAMDModule(node) { - var define = ts.createIdentifier("define"); - var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); - // An AMD define function has the following shape: - // - // define(id?, dependencies?, factory); - // - // This has the shape of the following: - // - // define(name, ["module1", "module2"], function (module1Alias) { ... } - // - // The location of the alias in the parameter list in the factory function needs to - // match the position of the module name in the dependency list. - // - // To ensure this is true in cases of modules with no aliases, e.g.: - // - // import "module" + function createSystemModuleBody(node, dependencyGroups) { + // Shape of the body in system modules: // - // or + // function (exports) { + // + // + // + // return { + // setters: [ + // + // ], + // execute: function() { + // + // } + // } + // + // } // - // /// + // i.e: // - // we need to add modules without alias names to the end of the dependencies list - var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ true), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; - // Create an updated SourceFile: + // import {x} from 'file1' + // var y = 1; + // export function foo() { return y + x(); } + // console.log(y); // - // define(moduleName?, ["module1", "module2"], function ... - return ts.updateSourceFileNode(node, ts.createNodeArray([ - ts.createStatement(ts.createCall(define, - /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ - // Add the dependency array argument: - // - // ["require", "exports", module1", "module2", ...] - ts.createArrayLiteral([ - ts.createLiteral("require"), - ts.createLiteral("exports") - ].concat(aliasedModuleNames, unaliasedModuleNames)), - // Add the module body function argument: - // - // function (require, exports, module1, module2) ... - ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") - ].concat(importAliasNames), - /*type*/ undefined, transformAsynchronousModuleBody(node)) - ]))) - ], - /*location*/ node.statements)); - } - /** - * Transforms a SourceFile into a UMD module. - * - * @param node The SourceFile node. - */ - function transformUMDModule(node) { - var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ false), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; - var umdHeader = ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "factory")], - /*type*/ undefined, ts.createBlock([ - ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("module"), "object"), ts.createTypeCheck(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), "object")), ts.createBlock([ - ts.createVariableStatement( - /*modifiers*/ undefined, [ - ts.createVariableDeclaration("v", - /*type*/ undefined, ts.createCall(ts.createIdentifier("factory"), - /*typeArguments*/ undefined, [ - ts.createIdentifier("require"), - ts.createIdentifier("exports") - ])) - ]), - ts.setEmitFlags(ts.createIf(ts.createStrictInequality(ts.createIdentifier("v"), ts.createIdentifier("undefined")), ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), ts.createIdentifier("v")))), 1 /* SingleLine */) - ]), ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("define"), "function"), ts.createPropertyAccess(ts.createIdentifier("define"), "amd")), ts.createBlock([ - ts.createStatement(ts.createCall(ts.createIdentifier("define"), - /*typeArguments*/ undefined, [ - ts.createArrayLiteral([ - ts.createLiteral("require"), - ts.createLiteral("exports") - ].concat(aliasedModuleNames, unaliasedModuleNames)), - ts.createIdentifier("factory") - ])) - ]))) - ], - /*location*/ undefined, - /*multiLine*/ true)); - // Create an updated SourceFile: + // Will be transformed to: // - // (function (factory) { - // if (typeof module === "object" && typeof module.exports === "object") { - // var v = factory(require, exports); - // if (v !== undefined) module.exports = v; - // } - // else if (typeof define === 'function' && define.amd) { - // define(["require", "exports"], factory); - // } - // })(function ...) - return ts.updateSourceFileNode(node, ts.createNodeArray([ - ts.createStatement(ts.createCall(umdHeader, - /*typeArguments*/ undefined, [ - // Add the module body function argument: - // - // function (require, exports) ... - ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") - ].concat(importAliasNames), - /*type*/ undefined, transformAsynchronousModuleBody(node)) - ])) - ], - /*location*/ node.statements)); + // function(exports) { + // function foo() { return y + file_1.x(); } + // exports("foo", foo); + // var file_1, y; + // return { + // setters: [ + // function(v) { file_1 = v } + // ], + // execute(): function() { + // y = 1; + // console.log(y); + // } + // }; + // } + var statements = []; + // We start a new lexical environment in this function body, but *not* in the + // body of the execute function. This allows us to emit temporary declarations + // only in the outer module body and not in the inner one. + startLexicalEnvironment(); + // Add any prologue directives. + var ensureUseStrict = compilerOptions.alwaysStrict || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile)); + var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor); + // var __moduleName = context_1 && context_1.id; + statements.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration("__moduleName", + /*type*/ undefined, ts.createLogicalAnd(contextObject, ts.createPropertyAccess(contextObject, "id"))) + ]))); + // Visit the synthetic external helpers import declaration if present + ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement); + // Visit the statements of the source file, emitting any transformations into + // the `executeStatements` array. We do this *before* we fill the `setters` array + // as we both emit transformations as well as aggregate some data used when creating + // setters. This allows us to reduce the number of times we need to loop through the + // statements of the source file. + var executeStatements = ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset); + // Emit early exports for function declarations. + ts.addRange(statements, hoistedStatements); + // We emit hoisted variables early to align roughly with our previous emit output. + // Two key differences in this approach are: + // - Temporary variables will appear at the top rather than at the bottom of the file + ts.addRange(statements, endLexicalEnvironment()); + var exportStarFunction = addExportStarIfNeeded(statements); + var moduleObject = ts.createObjectLiteral([ + ts.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)), + ts.createPropertyAssignment("execute", ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, ts.createBlock(executeStatements, /*multiLine*/ true))) + ]); + moduleObject.multiLine = true; + statements.push(ts.createReturn(moduleObject)); + return ts.createBlock(statements, /*multiLine*/ true); } /** - * Collect the additional asynchronous dependencies for the module. + * Adds an exportStar function to a statement list if it is needed for the file. * - * @param node The source file. - * @param includeNonAmdDependencies A value indicating whether to include non-AMD dependencies. + * @param statements A statement list. */ - function collectAsynchronousDependencies(node, includeNonAmdDependencies) { - // names of modules with corresponding parameter in the factory function - var aliasedModuleNames = []; - // names of modules with no corresponding parameters in factory function - var unaliasedModuleNames = []; - // names of the parameters in the factory function; these - // parameters need to match the indexes of the corresponding - // module names in aliasedModuleNames. - var importAliasNames = []; - // Fill in amd-dependency tags - for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) { - var amdDependency = _a[_i]; - if (amdDependency.name) { - aliasedModuleNames.push(ts.createLiteral(amdDependency.path)); - importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, amdDependency.name)); + function addExportStarIfNeeded(statements) { + if (!moduleInfo.hasExportStarsToExportValues) { + return; + } + // when resolving exports local exported entries/indirect exported entries in the module + // should always win over entries with similar names that were added via star exports + // to support this we store names of local/indirect exported entries in a set. + // this set is used to filter names brought by star expors. + // local names set should only be added if we have anything exported + if (!moduleInfo.exportedNames && moduleInfo.exportSpecifiers.size === 0) { + // no exported declarations (export var ...) or export specifiers (export {x}) + // check if we have any non star export declarations. + var hasExportDeclarationWithExportClause = false; + for (var _i = 0, _a = moduleInfo.externalImports; _i < _a.length; _i++) { + var externalImport = _a[_i]; + if (externalImport.kind === 244 /* ExportDeclaration */ && externalImport.exportClause) { + hasExportDeclarationWithExportClause = true; + break; + } } - else { - unaliasedModuleNames.push(ts.createLiteral(amdDependency.path)); + if (!hasExportDeclarationWithExportClause) { + // we still need to emit exportStar helper + var exportStarFunction_1 = createExportStarFunction(/*localNames*/ undefined); + statements.push(exportStarFunction_1); + return exportStarFunction_1.name; } } - for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) { - var importNode = _c[_b]; - // Find the name of the external module - var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); - // Find the name of the module alias, if there is one - var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile); - if (includeNonAmdDependencies && importAliasName) { - // Set emitFlags on the name of the classDeclaration - // This is so that when printer will not substitute the identifier - ts.setEmitFlags(importAliasName, 4 /* NoSubstitution */); - aliasedModuleNames.push(externalModuleName); - importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, importAliasName)); + var exportedNames = []; + if (moduleInfo.exportedNames) { + for (var _b = 0, _c = moduleInfo.exportedNames; _b < _c.length; _b++) { + var exportedLocalName = _c[_b]; + if (exportedLocalName.escapedText === "default") { + continue; + } + // write name of exported declaration, i.e 'export var x...' + exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createTrue())); } - else { - unaliasedModuleNames.push(externalModuleName); + } + for (var _d = 0, _e = moduleInfo.externalImports; _d < _e.length; _d++) { + var externalImport = _e[_d]; + if (externalImport.kind !== 244 /* ExportDeclaration */) { + continue; + } + var exportDecl = externalImport; + if (!exportDecl.exportClause) { + // export * from ... + continue; + } + for (var _f = 0, _g = exportDecl.exportClause.elements; _f < _g.length; _f++) { + var element = _g[_f]; + // write name of indirectly exported entry, i.e. 'export {x} from ...' + exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(element.name || element.propertyName)), ts.createTrue())); } } - return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames }; + var exportedNamesStorageRef = ts.createUniqueName("exportedNames"); + statements.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(exportedNamesStorageRef, + /*type*/ undefined, ts.createObjectLiteral(exportedNames, /*multiline*/ true)) + ]))); + var exportStarFunction = createExportStarFunction(exportedNamesStorageRef); + statements.push(exportStarFunction); + return exportStarFunction.name; } /** - * Transforms a SourceFile into an AMD or UMD module body. + * Creates an exportStar function for the file, with an optional set of excluded local + * names. * - * @param node The SourceFile node. + * @param localNames An optional reference to an object containing a set of excluded local + * names. */ - function transformAsynchronousModuleBody(node) { - startLexicalEnvironment(); - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - // Visit each statement of the module body. - ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true)); - ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); - // End the lexical environment for the module body - // and merge any new lexical declarations. - ts.addRange(statements, endLexicalEnvironment()); - // Append the 'export =' statement if provided. - addExportEqualsIfNeeded(statements, /*emitAsReturn*/ true); - var body = ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true); - if (currentModuleInfo.hasExportStarsToExportValues) { - // If we have any `export * from ...` declarations - // we need to inform the emitter to add the __export helper. - ts.addEmitHelper(body, exportStarHelper); + function createExportStarFunction(localNames) { + var exportStarFunction = ts.createUniqueName("exportStar"); + var m = ts.createIdentifier("m"); + var n = ts.createIdentifier("n"); + var exports = ts.createIdentifier("exports"); + var condition = ts.createStrictInequality(n, ts.createLiteral("default")); + if (localNames) { + condition = ts.createLogicalAnd(condition, ts.createLogicalNot(ts.createCall(ts.createPropertyAccess(localNames, "hasOwnProperty"), + /*typeArguments*/ undefined, [n]))); } - return body; + return ts.createFunctionDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, exportStarFunction, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, m)], + /*type*/ undefined, ts.createBlock([ + ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(exports, + /*type*/ undefined, ts.createObjectLiteral([])) + ])), + ts.createForIn(ts.createVariableDeclarationList([ + ts.createVariableDeclaration(n, /*type*/ undefined) + ]), m, ts.createBlock([ + ts.setEmitFlags(ts.createIf(condition, ts.createStatement(ts.createAssignment(ts.createElementAccess(exports, n), ts.createElementAccess(m, n)))), 1 /* SingleLine */) + ])), + ts.createStatement(ts.createCall(exportFunction, + /*typeArguments*/ undefined, [exports])) + ], /*multiline*/ true)); } /** - * Adds the down-level representation of `export=` to the statement list if one exists - * in the source file. + * Creates an array setter callbacks for each dependency group. * - * @param statements The Statement list to modify. - * @param emitAsReturn A value indicating whether to emit the `export=` statement as a - * return statement. + * @param exportStarFunction A reference to an exportStarFunction for the file. + * @param dependencyGroups An array of grouped dependencies. */ - function addExportEqualsIfNeeded(statements, emitAsReturn) { - if (currentModuleInfo.exportEquals) { - if (emitAsReturn) { - var statement = ts.createReturn(currentModuleInfo.exportEquals.expression, - /*location*/ currentModuleInfo.exportEquals); - ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 1536 /* NoComments */); - statements.push(statement); - } - else { - var statement = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), currentModuleInfo.exportEquals.expression), - /*location*/ currentModuleInfo.exportEquals); - ts.setEmitFlags(statement, 1536 /* NoComments */); - statements.push(statement); + function createSettersArray(exportStarFunction, dependencyGroups) { + var setters = []; + for (var _i = 0, dependencyGroups_1 = dependencyGroups; _i < dependencyGroups_1.length; _i++) { + var group = dependencyGroups_1[_i]; + // derive a unique name for parameter from the first named entry in the group + var localName = ts.forEach(group.externalImports, function (i) { return ts.getLocalNameForExternalImport(i, currentSourceFile); }); + var parameterName = localName ? ts.getGeneratedNameForNode(localName) : ts.createUniqueName(""); + var statements = []; + for (var _a = 0, _b = group.externalImports; _a < _b.length; _a++) { + var entry = _b[_a]; + var importVariableName = ts.getLocalNameForExternalImport(entry, currentSourceFile); + switch (entry.kind) { + case 238 /* ImportDeclaration */: + if (!entry.importClause) { + // 'import "..."' case + // module is imported only for side-effects, no emit required + break; + } + // falls through + case 237 /* ImportEqualsDeclaration */: + ts.Debug.assert(importVariableName !== undefined); + // save import into the local + statements.push(ts.createStatement(ts.createAssignment(importVariableName, parameterName))); + break; + case 244 /* ExportDeclaration */: + ts.Debug.assert(importVariableName !== undefined); + if (entry.exportClause) { + // export {a, b as c} from 'foo' + // + // emit as: + // + // exports_({ + // "a": _["a"], + // "c": _["b"] + // }); + var properties = []; + for (var _c = 0, _d = entry.exportClause.elements; _c < _d.length; _c++) { + var e = _d[_c]; + properties.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(e.name)), ts.createElementAccess(parameterName, ts.createLiteral(ts.idText(e.propertyName || e.name))))); + } + statements.push(ts.createStatement(ts.createCall(exportFunction, + /*typeArguments*/ undefined, [ts.createObjectLiteral(properties, /*multiline*/ true)]))); + } + else { + // export * from 'foo' + // + // emit as: + // + // exportStar(foo_1_1); + statements.push(ts.createStatement(ts.createCall(exportStarFunction, + /*typeArguments*/ undefined, [parameterName]))); + } + break; + } } + setters.push(ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], + /*type*/ undefined, ts.createBlock(statements, /*multiLine*/ true))); } + return ts.createArrayLiteral(setters, /*multiLine*/ true); } // - // Top-Level Source Element Visitors + // Top-level Source Element Visitors // /** - * Visits a node at the top level of the source file. + * Visit source elements at the top-level of a module. * * @param node The node to visit. */ function sourceElementVisitor(node) { switch (node.kind) { - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return visitImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: - return visitExportDeclaration(node); - case 240 /* ExportAssignment */: + case 244 /* ExportDeclaration */: + // ExportDeclarations are elided as they are handled via + // `appendExportsOfDeclaration`. + return undefined; + case 243 /* ExportAssignment */: return visitExportAssignment(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: - return visitClassDeclaration(node); - case 295 /* MergeDeclarationMarker */: - return visitMergeDeclarationMarker(node); - case 296 /* EndOfDeclarationMarker */: - return visitEndOfDeclarationMarker(node); default: - // This visitor does not descend into the tree, as export/import statements - // are only transformed at the top level of a file. - return node; + return nestedElementVisitor(node); } } /** @@ -56534,46 +64268,8 @@ var ts; */ function visitImportDeclaration(node) { var statements; - var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); - if (moduleKind !== ts.ModuleKind.AMD) { - if (!node.importClause) { - // import "mod"; - return ts.createStatement(createRequireCall(node), /*location*/ node); - } - else { - var variables = []; - if (namespaceDeclaration && !ts.isDefaultImport(node)) { - // import * as n from "mod"; - variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, createRequireCall(node))); - } - else { - // import d from "mod"; - // import { x, y } from "mod"; - // import d, { x, y } from "mod"; - // import d, * as n from "mod"; - variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), - /*type*/ undefined, createRequireCall(node))); - if (namespaceDeclaration && ts.isDefaultImport(node)) { - variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, ts.getGeneratedNameForNode(node))); - } - } - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(variables, - /*location*/ undefined, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */), - /*location*/ node)); - } - } - else if (namespaceDeclaration && ts.isDefaultImport(node)) { - // import d, * as n from "mod"; - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, ts.getGeneratedNameForNode(node), - /*location*/ node) - ], - /*location*/ undefined, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */))); + if (node.importClause) { + hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); } if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node @@ -56585,19 +64281,6 @@ var ts; } return ts.singleOrMany(statements); } - /** - * Creates a `require()` call to import an external module. - * - * @param importNode The declararation to import. - */ - function createRequireCall(importNode) { - var moduleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); - var args = []; - if (moduleName) { - args.push(moduleName); - } - return ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, args); - } /** * Visits an ImportEqualsDeclaration node. * @@ -56606,28 +64289,7 @@ var ts; function visitImportEqualsDeclaration(node) { ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); var statements; - if (moduleKind !== ts.ModuleKind.AMD) { - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.createStatement(createExportExpression(node.name, createRequireCall(node)), - /*location*/ node)); - } - else { - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), - /*type*/ undefined, createRequireCall(node)) - ], - /*location*/ undefined, - /*flags*/ languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */), - /*location*/ node)); - } - } - else { - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.createStatement(createExportExpression(ts.getExportName(node), ts.getLocalName(node)), - /*location*/ node)); - } - } + hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); @@ -56638,48 +64300,6 @@ var ts; } return ts.singleOrMany(statements); } - /** - * Visits an ExportDeclaration node. - * - * @param The node to visit. - */ - function visitExportDeclaration(node) { - if (!node.moduleSpecifier) { - // Elide export declarations with no module specifier as they are handled - // elsewhere. - return undefined; - } - var generatedName = ts.getGeneratedNameForNode(node); - if (node.exportClause) { - var statements = []; - // export { x, y } from "mod"; - if (moduleKind !== ts.ModuleKind.AMD) { - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(generatedName, - /*type*/ undefined, createRequireCall(node)) - ]), - /*location*/ node)); - } - for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) { - var specifier = _a[_i]; - var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name); - statements.push(ts.createStatement(createExportExpression(ts.getExportName(specifier), exportedValue), - /*location*/ specifier)); - } - return ts.singleOrMany(statements); - } - else { - // export * from "mod"; - return ts.createStatement(ts.createCall(ts.createIdentifier("__export"), - /*typeArguments*/ undefined, [ - moduleKind !== ts.ModuleKind.AMD - ? createRequireCall(node) - : generatedName - ]), - /*location*/ node); - } - } /** * Visits an ExportAssignment node. * @@ -56687,37 +64307,33 @@ var ts; */ function visitExportAssignment(node) { if (node.isExportEquals) { + // Elide `export=` as it is illegal in a SystemJS module. return undefined; } - var statements; + var expression = ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression); var original = node.original; if (original && hasAssociatedEndOfDeclarationMarker(original)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); + deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), expression, /*allowComments*/ true); } else { - statements = appendExportStatement(statements, ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); + return createExportStatement(ts.createIdentifier("default"), expression, /*allowComments*/ true); } - return ts.singleOrMany(statements); } /** - * Visits a FunctionDeclaration node. + * Visits a FunctionDeclaration, hoisting it to the outer module body function. * * @param node The node to visit. */ function visitFunctionDeclaration(node) { - var statements; if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.setOriginalNode(ts.createFunctionDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, node.parameters, - /*type*/ undefined, node.body, - /*location*/ node), - /*original*/ node)); + hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, ts.visitNodes(node.parameters, destructuringAndImportCallVisitor, ts.isParameterDeclaration), + /*type*/ undefined, ts.visitNode(node.body, destructuringAndImportCallVisitor, ts.isBlock))); } else { - statements = ts.append(statements, node); + hoistedStatements = ts.append(hoistedStatements, ts.visitEachChild(node, destructuringAndImportCallVisitor, context)); } if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node @@ -56725,27 +64341,24 @@ var ts; deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); } else { - statements = appendExportsOfHoistedDeclaration(statements, node); + hoistedStatements = appendExportsOfHoistedDeclaration(hoistedStatements, node); } - return ts.singleOrMany(statements); + return undefined; } /** - * Visits a ClassDeclaration node. + * Visits a ClassDeclaration, hoisting its name to the outer module body function. * * @param node The node to visit. */ function visitClassDeclaration(node) { var statements; - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.setOriginalNode(ts.createClassDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, node.heritageClauses, node.members, - /*location*/ node), - /*original*/ node)); - } - else { - statements = ts.append(statements, node); - } + // Hoist the name of the class declaration to the outer module body function. + var name = ts.getLocalName(node); + hoistVariableDeclaration(name); + // Rewrite the class declaration into an assignment of a class expression. + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.createAssignment(name, ts.setTextRange(ts.createClassExpression( + /*modifiers*/ undefined, node.name, + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, destructuringAndImportCallVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringAndImportCallVisitor, ts.isClassElement)), node))), node)); if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); @@ -56757,66 +64370,117 @@ var ts; return ts.singleOrMany(statements); } /** - * Visits a VariableStatement node. + * Visits a variable statement, hoisting declared names to the top-level module body. + * Each declaration is rewritten into an assignment expression. * * @param node The node to visit. */ function visitVariableStatement(node) { - var statements; - var variables; + if (!shouldHoistVariableDeclarationList(node.declarationList)) { + return ts.visitNode(node, destructuringAndImportCallVisitor, ts.isStatement); + } var expressions; - if (ts.hasModifier(node, 1 /* Export */)) { - var modifiers = void 0; - // If we're exporting these variables, then these just become assignments to 'exports.x'. - // We only want to emit assignments for variables with initializers. - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) { - if (!modifiers) { - modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier); - } - variables = ts.append(variables, variable); - } - else if (variable.initializer) { - expressions = ts.append(expressions, transformInitializedVariable(variable)); - } - } - if (variables) { - statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables))); + var isExportedDeclaration = ts.hasModifier(node, 1 /* Export */); + var isMarkedDeclaration = hasAssociatedEndOfDeclarationMarker(node); + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + if (variable.initializer) { + expressions = ts.append(expressions, transformInitializedVariable(variable, isExportedDeclaration && !isMarkedDeclaration)); } - if (expressions) { - statements = ts.append(statements, ts.createStatement(ts.inlineExpressions(expressions), /*location*/ node)); + else { + hoistBindingElement(variable); } } - else { - statements = ts.append(statements, node); + var statements; + if (expressions) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.inlineExpressions(expressions)), node)); } - if (hasAssociatedEndOfDeclarationMarker(node)) { + if (isMarkedDeclaration) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node, isExportedDeclaration); } else { - statements = appendExportsOfVariableStatement(statements, node); + statements = appendExportsOfVariableStatement(statements, node, /*exportSelf*/ false); } return ts.singleOrMany(statements); } /** - * Transforms an exported variable with an initializer into an expression. + * Hoists the declared names of a VariableDeclaration or BindingElement. * - * @param node The node to transform. + * @param node The declaration to hoist. */ - function transformInitializedVariable(node) { + function hoistBindingElement(node) { if (ts.isBindingPattern(node.name)) { - return ts.flattenDestructuringAssignment(node, - /*visitor*/ undefined, context, 0 /* All */, - /*needsValue*/ false, createExportExpression); + for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + hoistBindingElement(element); + } + } } else { - return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name, - /*location*/ node.name), node.initializer); + hoistVariableDeclaration(ts.getSynthesizedClone(node.name)); } } + /** + * Determines whether a VariableDeclarationList should be hoisted. + * + * @param node The node to test. + */ + function shouldHoistVariableDeclarationList(node) { + // hoist only non-block scoped declarations or block scoped declarations parented by source file + return (ts.getEmitFlags(node) & 2097152 /* NoHoisting */) === 0 + && (enclosingBlockScopedContainer.kind === 265 /* SourceFile */ + || (ts.getOriginalNode(node).flags & 3 /* BlockScoped */) === 0); + } + /** + * Transform an initialized variable declaration into an expression. + * + * @param node The node to transform. + * @param isExportedDeclaration A value indicating whether the variable is exported. + */ + function transformInitializedVariable(node, isExportedDeclaration) { + var createAssignment = isExportedDeclaration ? createExportedVariableAssignment : createNonExportedVariableAssignment; + return ts.isBindingPattern(node.name) + ? ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0 /* All */, + /*needsValue*/ false, createAssignment) + : node.initializer ? createAssignment(node.name, ts.visitNode(node.initializer, destructuringAndImportCallVisitor, ts.isExpression)) : node.name; + } + /** + * Creates an assignment expression for an exported variable declaration. + * + * @param name The name of the variable. + * @param value The value of the variable's initializer. + * @param location The source map location for the assignment. + */ + function createExportedVariableAssignment(name, value, location) { + return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ true); + } + /** + * Creates an assignment expression for a non-exported variable declaration. + * + * @param name The name of the variable. + * @param value The value of the variable's initializer. + * @param location The source map location for the assignment. + */ + function createNonExportedVariableAssignment(name, value, location) { + return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ false); + } + /** + * Creates an assignment expression for a variable declaration. + * + * @param name The name of the variable. + * @param value The value of the variable's initializer. + * @param location The source map location for the assignment. + * @param isExportedDeclaration A value indicating whether the variable is exported. + */ + function createVariableAssignment(name, value, location, isExportedDeclaration) { + hoistVariableDeclaration(ts.getSynthesizedClone(name)); + return isExportedDeclaration + ? createExportExpression(name, preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location))) + : preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location)); + } /** * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged * and transformed declaration. @@ -56829,11 +64493,12 @@ var ts; // begin/end semantics of the declararation and to properly handle exports // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. // - // To balance the declaration, add the exports of the elided variable - // statement. - if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 205 /* VariableStatement */) { + // To balance the declaration, we defer the exports of the elided variable + // statement until we visit this declaration's `EndOfDeclarationMarker`. + if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 208 /* VariableStatement */) { var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original); + var isExportedDeclaration = ts.hasModifier(node.original, 1 /* Export */); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original, isExportedDeclaration); } return node; } @@ -56843,7 +64508,7 @@ var ts; * @param node The node to test. */ function hasAssociatedEndOfDeclarationMarker(node) { - return (ts.getEmitFlags(node) & 2097152 /* HasEndOfDeclarationMarker */) !== 0; + return (ts.getEmitFlags(node) & 4194304 /* HasEndOfDeclarationMarker */) !== 0; } /** * Visits a DeclarationMarker used as a placeholder for the end of a transformed @@ -56873,7 +64538,7 @@ var ts; * @param decl The declaration whose exports are to be recorded. */ function appendExportsOfImportDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { + if (moduleInfo.exportEquals) { return statements; } var importClause = decl.importClause; @@ -56886,10 +64551,10 @@ var ts; var namedBindings = importClause.namedBindings; if (namedBindings) { switch (namedBindings.kind) { - case 237 /* NamespaceImport */: + case 240 /* NamespaceImport */: statements = appendExportsOfDeclaration(statements, namedBindings); break; - case 238 /* NamedImports */: + case 241 /* NamedImports */: for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { var importBinding = _a[_i]; statements = appendExportsOfDeclaration(statements, importBinding); @@ -56900,7 +64565,7 @@ var ts; return statements; } /** - * Appends the exports of an ImportEqualsDeclaration to a statement list, returning the + * Appends the export of an ImportEqualsDeclaration to a statement list, returning the * statement list. * * @param statements A statement list to which the down-level export statements are to be @@ -56909,7 +64574,7 @@ var ts; * @param decl The declaration whose exports are to be recorded. */ function appendExportsOfImportEqualsDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { + if (moduleInfo.exportEquals) { return statements; } return appendExportsOfDeclaration(statements, decl); @@ -56922,14 +64587,18 @@ var ts; * appended. If `statements` is `undefined`, a new array is allocated if statements are * appended. * @param node The VariableStatement whose exports are to be recorded. + * @param exportSelf A value indicating whether to also export each VariableDeclaration of + * `nodes` declaration list. */ - function appendExportsOfVariableStatement(statements, node) { - if (currentModuleInfo.exportEquals) { + function appendExportsOfVariableStatement(statements, node, exportSelf) { + if (moduleInfo.exportEquals) { return statements; } for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { var decl = _a[_i]; - statements = appendExportsOfBindingElement(statements, decl); + if (decl.initializer || exportSelf) { + statements = appendExportsOfBindingElement(statements, decl, exportSelf); + } } return statements; } @@ -56941,21 +64610,27 @@ var ts; * appended. If `statements` is `undefined`, a new array is allocated if statements are * appended. * @param decl The declaration whose exports are to be recorded. + * @param exportSelf A value indicating whether to also export the declaration itself. */ - function appendExportsOfBindingElement(statements, decl) { - if (currentModuleInfo.exportEquals) { + function appendExportsOfBindingElement(statements, decl, exportSelf) { + if (moduleInfo.exportEquals) { return statements; } if (ts.isBindingPattern(decl.name)) { for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { var element = _a[_i]; if (!ts.isOmittedExpression(element)) { - statements = appendExportsOfBindingElement(statements, element); + statements = appendExportsOfBindingElement(statements, element, exportSelf); } } } else if (!ts.isGeneratedIdentifier(decl.name)) { - statements = appendExportsOfDeclaration(statements, decl); + var excludeName = void 0; + if (exportSelf) { + statements = appendExportStatement(statements, decl.name, ts.getLocalName(decl)); + excludeName = ts.idText(decl.name); + } + statements = appendExportsOfDeclaration(statements, decl, excludeName); } return statements; } @@ -56969,15 +64644,17 @@ var ts; * @param decl The declaration whose exports are to be recorded. */ function appendExportsOfHoistedDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { + if (moduleInfo.exportEquals) { return statements; } + var excludeName; if (ts.hasModifier(decl, 1 /* Export */)) { - var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createIdentifier("default") : decl.name; - statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), /*location*/ decl); + var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createLiteral("default") : decl.name; + statements = appendExportStatement(statements, exportName, ts.getLocalName(decl)); + excludeName = ts.getTextOfIdentifierOrLiteral(exportName); } if (decl.name) { - statements = appendExportsOfDeclaration(statements, decl); + statements = appendExportsOfDeclaration(statements, decl, excludeName); } return statements; } @@ -56988,14 +64665,20 @@ var ts; * appended. If `statements` is `undefined`, a new array is allocated if statements are * appended. * @param decl The declaration to export. + * @param excludeName An optional name to exclude from exports. */ - function appendExportsOfDeclaration(statements, decl) { + function appendExportsOfDeclaration(statements, decl, excludeName) { + if (moduleInfo.exportEquals) { + return statements; + } var name = ts.getDeclarationName(decl); - var exportSpecifiers = currentModuleInfo.exportSpecifiers[name.text]; + var exportSpecifiers = moduleInfo.exportSpecifiers.get(ts.idText(name)); if (exportSpecifiers) { for (var _i = 0, exportSpecifiers_2 = exportSpecifiers; _i < exportSpecifiers_2.length; _i++) { var exportSpecifier = exportSpecifiers_2[_i]; - statements = appendExportStatement(statements, exportSpecifier.name, name, /*location*/ exportSpecifier.name); + if (exportSpecifier.name.escapedText !== excludeName) { + statements = appendExportStatement(statements, exportSpecifier.name, name); + } } } return statements; @@ -57009,29 +64692,10 @@ var ts; * appended. * @param exportName The name of the export. * @param expression The expression to export. - * @param location The location to use for source maps and comments for the export. * @param allowComments Whether to allow comments on the export. */ - function appendExportStatement(statements, exportName, expression, location, allowComments) { - if (exportName.text === "default") { - var sourceFile = ts.getOriginalNode(currentSourceFile, ts.isSourceFile); - if (sourceFile && !sourceFile.symbol.exports["___esModule"]) { - if (languageVersion === 0 /* ES3 */) { - statements = ts.append(statements, ts.createStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(true)))); - } - else { - statements = ts.append(statements, ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), - /*typeArguments*/ undefined, [ - ts.createIdentifier("exports"), - ts.createLiteral("__esModule"), - ts.createObjectLiteral([ - ts.createPropertyAssignment("value", ts.createLiteral(true)) - ]) - ]))); - } - } - } - statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments)); + function appendExportStatement(statements, exportName, expression, allowComments) { + statements = ts.append(statements, createExportStatement(exportName, expression, allowComments)); return statements; } /** @@ -57039,11 +64703,10 @@ var ts; * * @param name The bound name of the export. * @param value The exported value. - * @param location The location to use for source maps and comments for the export. * @param allowComments An optional value indicating whether to emit comments for the statement. */ - function createExportStatement(name, value, location, allowComments) { - var statement = ts.createStatement(createExportExpression(name, value), location); + function createExportStatement(name, value, allowComments) { + var statement = ts.createStatement(createExportExpression(name, value)); ts.startOnNewLine(statement); if (!allowComments) { ts.setEmitFlags(statement, 1536 /* NoComments */); @@ -57055,10 +64718,314 @@ var ts; * * @param name The bound name of the export. * @param value The exported value. - * @param location The location to use for source maps and comments for the export. */ - function createExportExpression(name, value, location) { - return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value, location); + function createExportExpression(name, value) { + var exportName = ts.isIdentifier(name) ? ts.createLiteral(name) : name; + ts.setEmitFlags(value, ts.getEmitFlags(value) | 1536 /* NoComments */); + return ts.setCommentRange(ts.createCall(exportFunction, /*typeArguments*/ undefined, [exportName, value]), value); + } + // + // Top-Level or Nested Source Element Visitors + // + /** + * Visit nested elements at the top-level of a module. + * + * @param node The node to visit. + */ + function nestedElementVisitor(node) { + switch (node.kind) { + case 208 /* VariableStatement */: + return visitVariableStatement(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 229 /* ClassDeclaration */: + return visitClassDeclaration(node); + case 214 /* ForStatement */: + return visitForStatement(node); + case 215 /* ForInStatement */: + return visitForInStatement(node); + case 216 /* ForOfStatement */: + return visitForOfStatement(node); + case 212 /* DoStatement */: + return visitDoStatement(node); + case 213 /* WhileStatement */: + return visitWhileStatement(node); + case 222 /* LabeledStatement */: + return visitLabeledStatement(node); + case 220 /* WithStatement */: + return visitWithStatement(node); + case 221 /* SwitchStatement */: + return visitSwitchStatement(node); + case 235 /* CaseBlock */: + return visitCaseBlock(node); + case 257 /* CaseClause */: + return visitCaseClause(node); + case 258 /* DefaultClause */: + return visitDefaultClause(node); + case 224 /* TryStatement */: + return visitTryStatement(node); + case 260 /* CatchClause */: + return visitCatchClause(node); + case 207 /* Block */: + return visitBlock(node); + case 290 /* MergeDeclarationMarker */: + return visitMergeDeclarationMarker(node); + case 291 /* EndOfDeclarationMarker */: + return visitEndOfDeclarationMarker(node); + default: + return destructuringAndImportCallVisitor(node); + } + } + /** + * Visits the body of a ForStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitForStatement(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateFor(node, visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.incrementor, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Visits the body of a ForInStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitForInStatement(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Visits the body of a ForOfStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitForOfStatement(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateForOf(node, node.awaitModifier, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Determines whether to hoist the initializer of a ForStatement, ForInStatement, or + * ForOfStatement. + * + * @param node The node to test. + */ + function shouldHoistForInitializer(node) { + return ts.isVariableDeclarationList(node) + && shouldHoistVariableDeclarationList(node); + } + /** + * Visits the initializer of a ForStatement, ForInStatement, or ForOfStatement + * + * @param node The node to visit. + */ + function visitForInitializer(node) { + if (!node) { + return node; + } + if (shouldHoistForInitializer(node)) { + var expressions = void 0; + for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + expressions = ts.append(expressions, transformInitializedVariable(variable, /*isExportedDeclaration*/ false)); + if (!variable.initializer) { + hoistBindingElement(variable); + } + } + return expressions ? ts.inlineExpressions(expressions) : ts.createOmittedExpression(); + } + else { + return ts.visitEachChild(node, nestedElementVisitor, context); + } + } + /** + * Visits the body of a DoStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitDoStatement(node) { + return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression)); + } + /** + * Visits the body of a WhileStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitWhileStatement(node) { + return ts.updateWhile(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + } + /** + * Visits the body of a LabeledStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitLabeledStatement(node) { + return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + } + /** + * Visits the body of a WithStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitWithStatement(node) { + return ts.updateWith(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + } + /** + * Visits the body of a SwitchStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitSwitchStatement(node) { + return ts.updateSwitch(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.caseBlock, nestedElementVisitor, ts.isCaseBlock)); + } + /** + * Visits the body of a CaseBlock to hoist declarations. + * + * @param node The node to visit. + */ + function visitCaseBlock(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateCaseBlock(node, ts.visitNodes(node.clauses, nestedElementVisitor, ts.isCaseOrDefaultClause)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Visits the body of a CaseClause to hoist declarations. + * + * @param node The node to visit. + */ + function visitCaseClause(node) { + return ts.updateCaseClause(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNodes(node.statements, nestedElementVisitor, ts.isStatement)); + } + /** + * Visits the body of a DefaultClause to hoist declarations. + * + * @param node The node to visit. + */ + function visitDefaultClause(node) { + return ts.visitEachChild(node, nestedElementVisitor, context); + } + /** + * Visits the body of a TryStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitTryStatement(node) { + return ts.visitEachChild(node, nestedElementVisitor, context); + } + /** + * Visits the body of a CatchClause to hoist declarations. + * + * @param node The node to visit. + */ + function visitCatchClause(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateCatchClause(node, node.variableDeclaration, ts.visitNode(node.block, nestedElementVisitor, ts.isBlock)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Visits the body of a Block to hoist declarations. + * + * @param node The node to visit. + */ + function visitBlock(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.visitEachChild(node, nestedElementVisitor, context); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + // + // Destructuring Assignment Visitors + // + /** + * Visit nodes to flatten destructuring assignments to exported symbols. + * + * @param node The node to visit. + */ + function destructuringAndImportCallVisitor(node) { + if (node.transformFlags & 1024 /* DestructuringAssignment */ + && node.kind === 194 /* BinaryExpression */) { + return visitDestructuringAssignment(node); + } + else if (ts.isImportCall(node)) { + return visitImportCallExpression(node); + } + else if ((node.transformFlags & 2048 /* ContainsDestructuringAssignment */) || (node.transformFlags & 67108864 /* ContainsDynamicImport */)) { + return ts.visitEachChild(node, destructuringAndImportCallVisitor, context); + } + else { + return node; + } + } + function visitImportCallExpression(node) { + // import("./blah") + // emit as + // System.register([], function (_export, _context) { + // return { + // setters: [], + // execute: () => { + // _context.import('./blah'); + // } + // }; + // }); + return ts.createCall(ts.createPropertyAccess(contextObject, ts.createIdentifier("import")), + /*typeArguments*/ undefined, ts.some(node.arguments) ? [ts.visitNode(node.arguments[0], destructuringAndImportCallVisitor)] : []); + } + /** + * Visits a DestructuringAssignment to flatten destructuring to exported symbols. + * + * @param node The node to visit. + */ + function visitDestructuringAssignment(node) { + if (hasExportedReferenceInDestructuringTarget(node.left)) { + return ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0 /* All */, + /*needsValue*/ true); + } + return ts.visitEachChild(node, destructuringAndImportCallVisitor, context); + } + /** + * Determines whether the target of a destructuring assigment refers to an exported symbol. + * + * @param node The destructuring target. + */ + function hasExportedReferenceInDestructuringTarget(node) { + if (ts.isAssignmentExpression(node, /*excludeCompoundAssignment*/ true)) { + return hasExportedReferenceInDestructuringTarget(node.left); + } + else if (ts.isSpreadElement(node)) { + return hasExportedReferenceInDestructuringTarget(node.expression); + } + else if (ts.isObjectLiteralExpression(node)) { + return ts.some(node.properties, hasExportedReferenceInDestructuringTarget); + } + else if (ts.isArrayLiteralExpression(node)) { + return ts.some(node.elements, hasExportedReferenceInDestructuringTarget); + } + else if (ts.isShorthandPropertyAssignment(node)) { + return hasExportedReferenceInDestructuringTarget(node.name); + } + else if (ts.isPropertyAssignment(node)) { + return hasExportedReferenceInDestructuringTarget(node.initializer); + } + else if (ts.isIdentifier(node)) { + var container = resolver.getReferencedExportContainer(node); + return container !== undefined && container.kind === 265 /* SourceFile */; + } + else { + return false; + } } // // Modifier Visitors @@ -57069,10 +65036,9 @@ var ts; * @param node The node to visit. */ function modifierVisitor(node) { - // Elide module-specific modifiers. switch (node.kind) { - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: return undefined; } return node; @@ -57083,22 +65049,28 @@ var ts; /** * Hook for node emit notifications. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. + * @param emitCallback A callback used to emit the node in the printer. */ - function onEmitNode(emitContext, node, emitCallback) { - if (node.kind === 261 /* SourceFile */) { + function onEmitNode(hint, node, emitCallback) { + if (node.kind === 265 /* SourceFile */) { + var id = ts.getOriginalNodeId(node); currentSourceFile = node; - currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)]; - noSubstitution = ts.createMap(); - previousOnEmitNode(emitContext, node, emitCallback); + moduleInfo = moduleInfoMap[id]; + exportFunction = exportFunctionsMap[id]; + noSubstitution = noSubstitutionMap[id]; + if (noSubstitution) { + delete noSubstitutionMap[id]; + } + previousOnEmitNode(hint, node, emitCallback); currentSourceFile = undefined; - currentModuleInfo = undefined; + moduleInfo = undefined; + exportFunction = undefined; noSubstitution = undefined; } else { - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); } } // @@ -57107,62 +65079,38 @@ var ts; /** * Hooks node substitutions. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (node.id && noSubstitution[node.id]) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (isSubstitutionPrevented(node)) { return node; } - if (emitContext === 1 /* Expression */) { + if (hint === 1 /* Expression */) { return substituteExpression(node); } - else if (ts.isShorthandPropertyAssignment(node)) { - return substituteShorthandPropertyAssignment(node); - } - return node; - } - /** - * Substitution for a ShorthandPropertyAssignment whose declaration name is an imported - * or exported symbol. - * - * @param node The node to substitute. - */ - function substituteShorthandPropertyAssignment(node) { - var name = node.name; - var exportedOrImportedName = substituteExpressionIdentifier(name); - if (exportedOrImportedName !== name) { - // A shorthand property with an assignment initializer is probably part of a - // destructuring assignment - if (node.objectAssignmentInitializer) { - var initializer = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer); - return ts.createPropertyAssignment(name, initializer, /*location*/ node); - } - return ts.createPropertyAssignment(name, exportedOrImportedName, /*location*/ node); - } return node; } /** - * Substitution for an Expression that may contain an imported or exported symbol. + * Substitute the expression, if necessary. * * @param node The node to substitute. */ function substituteExpression(node) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return substituteExpressionIdentifier(node); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return substituteBinaryExpression(node); - case 191 /* PostfixUnaryExpression */: - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return substituteUnaryExpression(node); } return node; } /** - * Substitution for an Identifier expression that may contain an imported or exported - * symbol. + * Substitution for an Identifier expression that may contain an imported or exported symbol. * * @param node The node to substitute. */ @@ -57174,21 +65122,21 @@ var ts; } return node; } + // When we see an identifier in an expression position that + // points to an imported symbol, we should substitute a qualified + // reference to the imported symbol if one is needed. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { - var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node)); - if (exportContainer && exportContainer.kind === 261 /* SourceFile */) { - return ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node), - /*location*/ node); - } var importDeclaration = resolver.getReferencedImportDeclaration(node); if (importDeclaration) { if (ts.isImportClause(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"), + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), /*location*/ node); } else if (ts.isImportSpecifier(importDeclaration)) { - var name_39 = importDeclaration.propertyName || importDeclaration.name; - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(name_39), + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name)), /*location*/ node); } } @@ -57220,9 +65168,7 @@ var ts; var expression = node; for (var _i = 0, exportedNames_3 = exportedNames; _i < exportedNames_3.length; _i++) { var exportName = exportedNames_3[_i]; - // Mark the node to prevent triggering this rule again. - noSubstitution[ts.getNodeId(expression)] = true; - expression = createExportExpression(exportName, expression, /*location*/ node); + expression = createExportExpression(exportName, preventSubstitution(expression)); } return expression; } @@ -57244,22 +65190,24 @@ var ts; // - We do not substitute identifiers that were originally the name of an enum or // namespace due to how they are transformed in TypeScript. // - We only substitute identifiers that are exported at the top level. - if ((node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) + if ((node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) && ts.isIdentifier(node.operand) && !ts.isGeneratedIdentifier(node.operand) && !ts.isLocalName(node.operand) && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { var exportedNames = getExports(node.operand); if (exportedNames) { - var expression = node.kind === 191 /* PostfixUnaryExpression */ - ? ts.createBinary(node.operand, ts.createToken(node.operator === 42 /* PlusPlusToken */ ? 58 /* PlusEqualsToken */ : 59 /* MinusEqualsToken */), ts.createLiteral(1), - /*location*/ node) + var expression = node.kind === 193 /* PostfixUnaryExpression */ + ? ts.setTextRange(ts.createPrefix(node.operator, node.operand), node) : node; for (var _i = 0, exportedNames_4 = exportedNames; _i < exportedNames_4.length; _i++) { var exportName = exportedNames_4[_i]; - // Mark the node to prevent triggering this rule again. - noSubstitution[ts.getNodeId(expression)] = true; - expression = createExportExpression(exportName, expression); + expression = createExportExpression(exportName, preventSubstitution(expression)); + } + if (node.kind === 193 /* PostfixUnaryExpression */) { + expression = node.operator === 43 /* PlusPlusToken */ + ? ts.createSubtract(preventSubstitution(expression), ts.createLiteral(1)) + : ts.createAdd(preventSubstitution(expression), ts.createLiteral(1)); } return expression; } @@ -57267,31 +65215,147 @@ var ts; return node; } /** - * Gets the additional exports of a name. + * Gets the exports of a name. * * @param name The name. */ function getExports(name) { + var exportedNames; if (!ts.isGeneratedIdentifier(name)) { var valueDeclaration = resolver.getReferencedImportDeclaration(name) || resolver.getReferencedValueDeclaration(name); if (valueDeclaration) { - return currentModuleInfo - && currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]; + var exportContainer = resolver.getReferencedExportContainer(name, /*prefixLocals*/ false); + if (exportContainer && exportContainer.kind === 265 /* SourceFile */) { + exportedNames = ts.append(exportedNames, ts.getDeclarationName(valueDeclaration)); + } + exportedNames = ts.addRange(exportedNames, moduleInfo && moduleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]); } } + return exportedNames; + } + /** + * Prevent substitution of a node for this transformer. + * + * @param node The node which should not be substituted. + */ + function preventSubstitution(node) { + if (noSubstitution === undefined) + noSubstitution = []; + noSubstitution[ts.getNodeId(node)] = true; + return node; + } + /** + * Determines whether a node should not be substituted. + * + * @param node The node to test. + */ + function isSubstitutionPrevented(node) { + return noSubstitution && node.id && noSubstitution[node.id]; } - var _a; } - ts.transformModule = transformModule; - // emit output for the __export helper function - var exportStarHelper = { - name: "typescript:export-star", - scoped: true, - text: "\n function __export(m) {\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\n }" - }; + ts.transformSystemModule = transformSystemModule; +})(ts || (ts = {})); +/// +/// +/*@internal*/ +var ts; +(function (ts) { + function transformES2015Module(context) { + var compilerOptions = context.getCompilerOptions(); + var previousOnEmitNode = context.onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + context.onEmitNode = onEmitNode; + context.onSubstituteNode = onSubstituteNode; + context.enableEmitNotification(265 /* SourceFile */); + context.enableSubstitution(71 /* Identifier */); + var currentSourceFile; + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; + } + if (ts.isExternalModule(node) || compilerOptions.isolatedModules) { + var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions); + if (externalHelpersModuleName) { + var statements = []; + var statementOffset = ts.addPrologue(statements, node.statements); + ts.append(statements, ts.createImportDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText))); + ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); + } + else { + return ts.visitEachChild(node, visitor, context); + } + } + return node; + } + function visitor(node) { + switch (node.kind) { + case 237 /* ImportEqualsDeclaration */: + // Elide `import=` as it is not legal with --module ES6 + return undefined; + case 243 /* ExportAssignment */: + return visitExportAssignment(node); + } + return node; + } + function visitExportAssignment(node) { + // Elide `export=` as it is not legal with --module ES6 + return node.isExportEquals ? undefined : node; + } + // + // Emit Notification + // + /** + * Hook for node emit. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emit A callback used to emit the node in the printer. + */ + function onEmitNode(hint, node, emitCallback) { + if (ts.isSourceFile(node)) { + currentSourceFile = node; + previousOnEmitNode(hint, node, emitCallback); + currentSourceFile = undefined; + } + else { + previousOnEmitNode(hint, node, emitCallback); + } + } + // + // Substitutions + // + /** + * Hooks node substitutions. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. + */ + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (ts.isIdentifier(node) && hint === 1 /* Expression */) { + return substituteExpressionIdentifier(node); + } + return node; + } + function substituteExpressionIdentifier(node) { + if (ts.getEmitFlags(node) & 4096 /* HelperName */) { + var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); + if (externalHelpersModuleName) { + return ts.createPropertyAccess(externalHelpersModuleName, node); + } + } + return node; + } + } + ts.transformES2015Module = transformES2015Module; })(ts || (ts = {})); /// +/// /// /// /// @@ -57306,24 +65370,35 @@ var ts; /* @internal */ var ts; (function (ts) { - var moduleTransformerMap = ts.createMap((_a = {}, - _a[ts.ModuleKind.ES2015] = ts.transformES2015Module, - _a[ts.ModuleKind.System] = ts.transformSystemModule, - _a[ts.ModuleKind.AMD] = ts.transformModule, - _a[ts.ModuleKind.CommonJS] = ts.transformModule, - _a[ts.ModuleKind.UMD] = ts.transformModule, - _a[ts.ModuleKind.None] = ts.transformModule, - _a)); + function getModuleTransformer(moduleKind) { + switch (moduleKind) { + case ts.ModuleKind.ESNext: + case ts.ModuleKind.ES2015: + return ts.transformES2015Module; + case ts.ModuleKind.System: + return ts.transformSystemModule; + default: + return ts.transformModule; + } + } + var TransformationState; + (function (TransformationState) { + TransformationState[TransformationState["Uninitialized"] = 0] = "Uninitialized"; + TransformationState[TransformationState["Initialized"] = 1] = "Initialized"; + TransformationState[TransformationState["Completed"] = 2] = "Completed"; + TransformationState[TransformationState["Disposed"] = 3] = "Disposed"; + })(TransformationState || (TransformationState = {})); var SyntaxKindFeatureFlags; (function (SyntaxKindFeatureFlags) { SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["Substitution"] = 1] = "Substitution"; SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["EmitNotifications"] = 2] = "EmitNotifications"; })(SyntaxKindFeatureFlags || (SyntaxKindFeatureFlags = {})); - function getTransformers(compilerOptions) { + function getTransformers(compilerOptions, customTransformers) { var jsx = compilerOptions.jsx; var languageVersion = ts.getEmitScriptTarget(compilerOptions); var moduleKind = ts.getEmitModuleKind(compilerOptions); var transformers = []; + ts.addRange(transformers, customTransformers && customTransformers.before); transformers.push(ts.transformTypeScript); if (jsx === 2 /* React */) { transformers.push(ts.transformJsx); @@ -57341,12 +65416,13 @@ var ts; transformers.push(ts.transformES2015); transformers.push(ts.transformGenerators); } - transformers.push(moduleTransformerMap[moduleKind] || moduleTransformerMap[ts.ModuleKind.None]); + transformers.push(getModuleTransformer(moduleKind)); // The ES5 transformer is last so that it can substitute expressions like `exports.default` // for ES3. if (languageVersion < 1 /* ES5 */) { transformers.push(ts.transformES5); } + ts.addRange(transformers, customTransformers && customTransformers.after); return transformers; } ts.getTransformers = getTransformers; @@ -57354,13 +65430,14 @@ var ts; * Transforms an array of SourceFiles by passing them through each transformer. * * @param resolver The emit resolver provided by the checker. - * @param host The emit host. - * @param sourceFiles An array of source files - * @param transforms An array of Transformers. + * @param host The emit host object used to interact with the file system. + * @param options Compiler options to surface in the `TransformationContext`. + * @param nodes An array of nodes to transform. + * @param transforms An array of `TransformerFactory` callbacks. + * @param allowDtsFiles A value indicating whether to allow the transformation of .d.ts files. */ - function transformFiles(resolver, host, sourceFiles, transformers) { - var enabledSyntaxKindFeatures = new Array(297 /* Count */); - var lexicalEnvironmentDisabled = false; + function transformNodes(resolver, host, options, nodes, transformers, allowDtsFiles) { + var enabledSyntaxKindFeatures = new Array(292 /* Count */); var lexicalEnvironmentVariableDeclarations; var lexicalEnvironmentFunctionDeclarations; var lexicalEnvironmentVariableDeclarationsStack = []; @@ -57368,10 +65445,13 @@ var ts; var lexicalEnvironmentStackOffset = 0; var lexicalEnvironmentSuspended = false; var emitHelpers; + var onSubstituteNode = function (_, node) { return node; }; + var onEmitNode = function (hint, node, callback) { return callback(hint, node); }; + var state = 0 /* Uninitialized */; // The transformation context is provided to each transformer as part of transformer // initialization. var context = { - getCompilerOptions: function () { return host.getCompilerOptions(); }, + getCompilerOptions: function () { return options; }, getEmitResolver: function () { return resolver; }, getEmitHost: function () { return host; }, startLexicalEnvironment: startLexicalEnvironment, @@ -57382,39 +65462,53 @@ var ts; hoistFunctionDeclaration: hoistFunctionDeclaration, requestEmitHelper: requestEmitHelper, readEmitHelpers: readEmitHelpers, - onSubstituteNode: function (_emitContext, node) { return node; }, enableSubstitution: enableSubstitution, - isSubstitutionEnabled: isSubstitutionEnabled, - onEmitNode: function (node, emitContext, emitCallback) { return emitCallback(node, emitContext); }, enableEmitNotification: enableEmitNotification, - isEmitNotificationEnabled: isEmitNotificationEnabled + isSubstitutionEnabled: isSubstitutionEnabled, + isEmitNotificationEnabled: isEmitNotificationEnabled, + get onSubstituteNode() { return onSubstituteNode; }, + set onSubstituteNode(value) { + ts.Debug.assert(state < 1 /* Initialized */, "Cannot modify transformation hooks after initialization has completed."); + ts.Debug.assert(value !== undefined, "Value must not be 'undefined'"); + onSubstituteNode = value; + }, + get onEmitNode() { return onEmitNode; }, + set onEmitNode(value) { + ts.Debug.assert(state < 1 /* Initialized */, "Cannot modify transformation hooks after initialization has completed."); + ts.Debug.assert(value !== undefined, "Value must not be 'undefined'"); + onEmitNode = value; + } }; + // Ensure the parse tree is clean before applying transformations + for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) { + var node = nodes_4[_i]; + ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node))); + } + ts.performance.mark("beforeTransform"); // Chain together and initialize each transformer. var transformation = ts.chain.apply(void 0, transformers)(context); - // Transform each source file. - var transformed = ts.map(sourceFiles, transformSourceFile); - // Disable modification of the lexical environment. - lexicalEnvironmentDisabled = true; + // prevent modification of transformation hooks. + state = 1 /* Initialized */; + // Transform each node. + var transformed = ts.map(nodes, allowDtsFiles ? transformation : transformRoot); + // prevent modification of the lexical environment. + state = 2 /* Completed */; + ts.performance.mark("afterTransform"); + ts.performance.measure("transformTime", "beforeTransform", "afterTransform"); return { transformed: transformed, - emitNodeWithSubstitution: emitNodeWithSubstitution, - emitNodeWithNotification: emitNodeWithNotification + substituteNode: substituteNode, + emitNodeWithNotification: emitNodeWithNotification, + dispose: dispose }; - /** - * Transforms a source file. - * - * @param sourceFile The source file to transform. - */ - function transformSourceFile(sourceFile) { - if (ts.isDeclarationFile(sourceFile)) { - return sourceFile; - } - return transformation(sourceFile); + function transformRoot(node) { + return node && (!ts.isSourceFile(node) || !node.isDeclarationFile) ? transformation(node) : node; } /** * Enables expression substitutions in the pretty printer for the provided SyntaxKind. */ function enableSubstitution(kind) { + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); enabledSyntaxKindFeatures[kind] |= 1 /* Substitution */; } /** @@ -57427,26 +65521,19 @@ var ts; /** * Emits a node with possible substitution. * - * @param emitContext The current emit context. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emitCallback The callback used to emit the node or its substitute. */ - function emitNodeWithSubstitution(emitContext, node, emitCallback) { - if (node) { - if (isSubstitutionEnabled(node)) { - var substitute = context.onSubstituteNode(emitContext, node); - if (substitute && substitute !== node) { - emitCallback(emitContext, substitute); - return; - } - } - emitCallback(emitContext, node); - } + function substituteNode(hint, node) { + ts.Debug.assert(state < 3 /* Disposed */, "Cannot substitute a node after the result is disposed."); + return node && isSubstitutionEnabled(node) && onSubstituteNode(hint, node) || node; } /** * Enables before/after emit notifications in the pretty printer for the provided SyntaxKind. */ function enableEmitNotification(kind) { + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); enabledSyntaxKindFeatures[kind] |= 2 /* EmitNotifications */; } /** @@ -57460,17 +65547,18 @@ var ts; /** * Emits a node with possible emit notification. * - * @param emitContext The current emit context. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emitCallback The callback used to emit the node. */ - function emitNodeWithNotification(emitContext, node, emitCallback) { + function emitNodeWithNotification(hint, node, emitCallback) { + ts.Debug.assert(state < 3 /* Disposed */, "Cannot invoke TransformationResult callbacks after the result is disposed."); if (node) { if (isEmitNotificationEnabled(node)) { - context.onEmitNode(emitContext, node, emitCallback); + onEmitNode(hint, node, emitCallback); } else { - emitCallback(emitContext, node); + emitCallback(hint, node); } } } @@ -57478,8 +65566,9 @@ var ts; * Records a hoisted variable declaration for the provided name within a lexical environment. */ function hoistVariableDeclaration(name) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); - var decl = ts.createVariableDeclaration(name); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); + var decl = ts.setEmitFlags(ts.createVariableDeclaration(name), 64 /* NoNestedSourceMaps */); if (!lexicalEnvironmentVariableDeclarations) { lexicalEnvironmentVariableDeclarations = [decl]; } @@ -57491,7 +65580,8 @@ var ts; * Records a hoisted function declaration within a lexical environment. */ function hoistFunctionDeclaration(func) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); if (!lexicalEnvironmentFunctionDeclarations) { lexicalEnvironmentFunctionDeclarations = [func]; } @@ -57504,7 +65594,8 @@ var ts; * are pushed onto a stack, and the related storage variables are reset. */ function startLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot start a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); // Save the current lexical environment. Rather than resizing the array we adjust the // stack size variable. This allows us to reuse existing array slots we've @@ -57518,13 +65609,15 @@ var ts; } /** Suspends the current lexical environment, usually after visiting a parameter list. */ function suspendLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot suspend a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is already suspended."); lexicalEnvironmentSuspended = true; } /** Resumes a suspended lexical environment, usually before visiting a function body. */ function resumeLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot resume a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(lexicalEnvironmentSuspended, "Lexical environment is not suspended."); lexicalEnvironmentSuspended = false; } @@ -57533,7 +65626,8 @@ var ts; * any hoisted declarations added in this environment are returned. */ function endLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot end a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); var statements; if (lexicalEnvironmentVariableDeclarations || lexicalEnvironmentFunctionDeclarations) { @@ -57562,19 +65656,39 @@ var ts; return statements; } function requestEmitHelper(helper) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the transformation context during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); ts.Debug.assert(!helper.scoped, "Cannot request a scoped emit helper."); emitHelpers = ts.append(emitHelpers, helper); } function readEmitHelpers() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the transformation context during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); var helpers = emitHelpers; emitHelpers = undefined; return helpers; } + function dispose() { + if (state < 3 /* Disposed */) { + // Clean up emit nodes on parse tree + for (var _i = 0, nodes_5 = nodes; _i < nodes_5.length; _i++) { + var node = nodes_5[_i]; + ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node))); + } + // Release references to external entries for GC purposes. + lexicalEnvironmentVariableDeclarations = undefined; + lexicalEnvironmentVariableDeclarationsStack = undefined; + lexicalEnvironmentFunctionDeclarations = undefined; + lexicalEnvironmentFunctionDeclarationsStack = undefined; + onSubstituteNode = undefined; + onEmitNode = undefined; + emitHelpers = undefined; + // Prevent further use of the transformation result. + state = 3 /* Disposed */; + } + } } - ts.transformFiles = transformFiles; - var _a; + ts.transformNodes = transformNodes; })(ts || (ts = {})); /// /* @internal */ @@ -57591,7 +65705,7 @@ var ts; function createSourceMapWriter(host, writer) { var compilerOptions = host.getCompilerOptions(); var extendedDiagnostics = compilerOptions.extendedDiagnostics; - var currentSourceFile; + var currentSource; var currentSourceText; var sourceMapDir; // The directory in which sourcemap will be // Current source map file and its index in the sources list @@ -57614,22 +65728,27 @@ var ts; getText: getText, getSourceMappingURL: getSourceMappingURL, }; + /** + * Skips trivia such as comments and white-space that can optionally overriden by the source map source + */ + function skipSourceTrivia(pos) { + return currentSource.skipTrivia ? currentSource.skipTrivia(pos) : ts.skipTrivia(currentSourceText, pos); + } /** * Initialize the SourceMapWriter for a new output file. * * @param filePath The path to the generated output file. * @param sourceMapFilePath The path to the output source map file. - * @param sourceFiles The input source files for the program. - * @param isBundledEmit A value indicating whether the generated output file is a bundle. + * @param sourceFileOrBundle The input source file or bundle for the program. */ - function initialize(filePath, sourceMapFilePath, sourceFiles, isBundledEmit) { + function initialize(filePath, sourceMapFilePath, sourceFileOrBundle) { if (disabled) { return; } if (sourceMapData) { reset(); } - currentSourceFile = undefined; + currentSource = undefined; currentSourceText = undefined; // Current source map file and its index in the sources list sourceMapSourceIndex = -1; @@ -57658,11 +65777,10 @@ var ts; } if (compilerOptions.mapRoot) { sourceMapDir = ts.normalizeSlashes(compilerOptions.mapRoot); - if (!isBundledEmit) { - ts.Debug.assert(sourceFiles.length === 1); + if (sourceFileOrBundle.kind === 265 /* SourceFile */) { // For modules or multiple emit files the mapRoot will have directory structure like the sources // So if src\a.ts and src\lib\b.ts are compiled together user would be moving the maps into mapRoot\a.js.map and mapRoot\lib\b.js.map - sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFiles[0], host, sourceMapDir)); + sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFileOrBundle, host, sourceMapDir)); } if (!ts.isRootedDiskPath(sourceMapDir) && !ts.isUrl(sourceMapDir)) { // The relative paths are relative to the common directory @@ -57687,7 +65805,7 @@ var ts; if (disabled) { return; } - currentSourceFile = undefined; + currentSource = undefined; sourceMapDir = undefined; sourceMapSourceIndex = undefined; lastRecordedSourceMapSpan = undefined; @@ -57747,7 +65865,7 @@ var ts; if (extendedDiagnostics) { ts.performance.mark("beforeSourcemap"); } - var sourceLinePos = ts.getLineAndCharacterOfPosition(currentSourceFile, pos); + var sourceLinePos = ts.getLineAndCharacterOfPosition(currentSource, pos); // Convert the location to be one-based. sourceLinePos.line++; sourceLinePos.character++; @@ -57785,35 +65903,49 @@ var ts; /** * Emits a node with possible leading and trailing source maps. * + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emitCallback The callback used to emit the node. */ - function emitNodeWithSourceMap(emitContext, node, emitCallback) { + function emitNodeWithSourceMap(hint, node, emitCallback) { if (disabled) { - return emitCallback(emitContext, node); + return emitCallback(hint, node); } if (node) { var emitNode = node.emitNode; var emitFlags = emitNode && emitNode.flags; - var _a = emitNode && emitNode.sourceMapRange || node, pos = _a.pos, end = _a.end; - if (node.kind !== 293 /* NotEmittedStatement */ + var range = emitNode && emitNode.sourceMapRange; + var _a = range || node, pos = _a.pos, end = _a.end; + var source = range && range.source; + var oldSource = currentSource; + if (source === oldSource) + source = undefined; + if (source) + setSourceFile(source); + if (node.kind !== 287 /* NotEmittedStatement */ && (emitFlags & 16 /* NoLeadingSourceMap */) === 0 && pos >= 0) { - emitPos(ts.skipTrivia(currentSourceText, pos)); + emitPos(skipSourceTrivia(pos)); } + if (source) + setSourceFile(oldSource); if (emitFlags & 64 /* NoNestedSourceMaps */) { disabled = true; - emitCallback(emitContext, node); + emitCallback(hint, node); disabled = false; } else { - emitCallback(emitContext, node); + emitCallback(hint, node); } - if (node.kind !== 293 /* NotEmittedStatement */ + if (source) + setSourceFile(source); + if (node.kind !== 287 /* NotEmittedStatement */ && (emitFlags & 32 /* NoTrailingSourceMap */) === 0 && end >= 0) { emitPos(end); } + if (source) + setSourceFile(oldSource); } } /** @@ -57831,7 +65963,7 @@ var ts; var emitNode = node && node.emitNode; var emitFlags = emitNode && emitNode.flags; var range = emitNode && emitNode.tokenSourceMapRanges && emitNode.tokenSourceMapRanges[token]; - tokenPos = ts.skipTrivia(currentSourceText, range ? range.pos : tokenPos); + tokenPos = skipSourceTrivia(range ? range.pos : tokenPos); if ((emitFlags & 128 /* NoTokenLeadingSourceMaps */) === 0 && tokenPos >= 0) { emitPos(tokenPos); } @@ -57852,22 +65984,22 @@ var ts; if (disabled) { return; } - currentSourceFile = sourceFile; - currentSourceText = currentSourceFile.text; + currentSource = sourceFile; + currentSourceText = currentSource.text; // Add the file to tsFilePaths // If sourceroot option: Use the relative path corresponding to the common directory path // otherwise source locations relative to map file location var sourcesDirectoryPath = compilerOptions.sourceRoot ? host.getCommonSourceDirectory() : sourceMapDir; - var source = ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, currentSourceFile.fileName, host.getCurrentDirectory(), host.getCanonicalFileName, + var source = ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, currentSource.fileName, host.getCurrentDirectory(), host.getCanonicalFileName, /*isAbsolutePathAnUrl*/ true); sourceMapSourceIndex = ts.indexOf(sourceMapData.sourceMapSources, source); if (sourceMapSourceIndex === -1) { sourceMapSourceIndex = sourceMapData.sourceMapSources.length; sourceMapData.sourceMapSources.push(source); // The one that can be used from program to get the actual source file - sourceMapData.inputSourceFileNames.push(currentSourceFile.fileName); + sourceMapData.inputSourceFileNames.push(currentSource.fileName); if (compilerOptions.inlineSources) { - sourceMapData.sourceMapSourcesContent.push(currentSourceFile.text); + sourceMapData.sourceMapSourcesContent.push(currentSource.text); } } } @@ -57944,11 +66076,10 @@ var ts; /* @internal */ var ts; (function (ts) { - function createCommentWriter(host, writer, sourceMap) { - var compilerOptions = host.getCompilerOptions(); - var extendedDiagnostics = compilerOptions.extendedDiagnostics; - var newLine = host.getNewLine(); - var emitPos = sourceMap.emitPos; + function createCommentWriter(printerOptions, emitPos) { + var extendedDiagnostics = printerOptions.extendedDiagnostics; + var newLine = ts.getNewLineCharacter(printerOptions); + var writer; var containerPos = -1; var containerEnd = -1; var declarationListContainerEnd = -1; @@ -57957,40 +66088,39 @@ var ts; var currentLineMap; var detachedCommentsInfo; var hasWrittenComment = false; - var disabled = compilerOptions.removeComments; + var disabled = printerOptions.removeComments; return { reset: reset, + setWriter: setWriter, setSourceFile: setSourceFile, emitNodeWithComments: emitNodeWithComments, emitBodyWithDetachedComments: emitBodyWithDetachedComments, emitTrailingCommentsOfPosition: emitTrailingCommentsOfPosition, + emitLeadingCommentsOfPosition: emitLeadingCommentsOfPosition, }; - function emitNodeWithComments(emitContext, node, emitCallback) { + function emitNodeWithComments(hint, node, emitCallback) { if (disabled) { - emitCallback(emitContext, node); + emitCallback(hint, node); return; } if (node) { - var _a = ts.getCommentRange(node), pos = _a.pos, end = _a.end; - var emitFlags = ts.getEmitFlags(node); + hasWrittenComment = false; + var emitNode = node.emitNode; + var emitFlags = emitNode && emitNode.flags; + var _a = emitNode && emitNode.commentRange || node, pos = _a.pos, end = _a.end; if ((pos < 0 && end < 0) || (pos === end)) { // Both pos and end are synthesized, so just emit the node without comments. - if (emitFlags & 2048 /* NoNestedComments */) { - disabled = true; - emitCallback(emitContext, node); - disabled = false; - } - else { - emitCallback(emitContext, node); - } + emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback); } else { if (extendedDiagnostics) { ts.performance.mark("preEmitNodeWithComment"); } - var isEmittedNode = node.kind !== 293 /* NotEmittedStatement */; - var skipLeadingComments = pos < 0 || (emitFlags & 512 /* NoLeadingComments */) !== 0; - var skipTrailingComments = end < 0 || (emitFlags & 1024 /* NoTrailingComments */) !== 0; + var isEmittedNode = node.kind !== 287 /* NotEmittedStatement */; + // We have to explicitly check that the node is JsxText because if the compilerOptions.jsx is "preserve" we will not do any transformation. + // It is expensive to walk entire tree just to set one kind of node to have no comments. + var skipLeadingComments = pos < 0 || (emitFlags & 512 /* NoLeadingComments */) !== 0 || node.kind === 10 /* JsxText */; + var skipTrailingComments = end < 0 || (emitFlags & 1024 /* NoTrailingComments */) !== 0 || node.kind === 10 /* JsxText */; // Emit leading comments if the position is not synthesized and the node // has not opted out from emitting leading comments. if (!skipLeadingComments) { @@ -58007,23 +66137,16 @@ var ts; containerEnd = end; // To avoid invalid comment emit in a down-level binding pattern, we // keep track of the last declaration list container's end - if (node.kind === 224 /* VariableDeclarationList */) { + if (node.kind === 227 /* VariableDeclarationList */) { declarationListContainerEnd = end; } } if (extendedDiagnostics) { ts.performance.measure("commentTime", "preEmitNodeWithComment"); } - if (emitFlags & 2048 /* NoNestedComments */) { - disabled = true; - emitCallback(emitContext, node); - disabled = false; - } - else { - emitCallback(emitContext, node); - } + emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback); if (extendedDiagnostics) { - ts.performance.mark("beginEmitNodeWithComment"); + ts.performance.mark("postEmitNodeWithComment"); } // Restore previous container state. containerPos = savedContainerPos; @@ -58035,11 +66158,75 @@ var ts; emitTrailingComments(end); } if (extendedDiagnostics) { - ts.performance.measure("commentTime", "beginEmitNodeWithComment"); + ts.performance.measure("commentTime", "postEmitNodeWithComment"); } } } } + function emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback) { + var leadingComments = emitNode && emitNode.leadingComments; + if (ts.some(leadingComments)) { + if (extendedDiagnostics) { + ts.performance.mark("preEmitNodeWithSynthesizedComments"); + } + ts.forEach(leadingComments, emitLeadingSynthesizedComment); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "preEmitNodeWithSynthesizedComments"); + } + } + emitNodeWithNestedComments(hint, node, emitFlags, emitCallback); + var trailingComments = emitNode && emitNode.trailingComments; + if (ts.some(trailingComments)) { + if (extendedDiagnostics) { + ts.performance.mark("postEmitNodeWithSynthesizedComments"); + } + ts.forEach(trailingComments, emitTrailingSynthesizedComment); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "postEmitNodeWithSynthesizedComments"); + } + } + } + function emitLeadingSynthesizedComment(comment) { + if (comment.kind === 2 /* SingleLineCommentTrivia */) { + writer.writeLine(); + } + writeSynthesizedComment(comment); + if (comment.hasTrailingNewLine || comment.kind === 2 /* SingleLineCommentTrivia */) { + writer.writeLine(); + } + else { + writer.write(" "); + } + } + function emitTrailingSynthesizedComment(comment) { + if (!writer.isAtStartOfLine()) { + writer.write(" "); + } + writeSynthesizedComment(comment); + if (comment.hasTrailingNewLine) { + writer.writeLine(); + } + } + function writeSynthesizedComment(comment) { + var text = formatSynthesizedComment(comment); + var lineMap = comment.kind === 3 /* MultiLineCommentTrivia */ ? ts.computeLineStarts(text) : undefined; + ts.writeCommentRange(text, lineMap, writer, 0, text.length, newLine); + } + function formatSynthesizedComment(comment) { + return comment.kind === 3 /* MultiLineCommentTrivia */ + ? "/*" + comment.text + "*/" + : "//" + comment.text; + } + function emitNodeWithNestedComments(hint, node, emitFlags, emitCallback) { + if (emitFlags & 2048 /* NoNestedComments */) { + disabled = true; + emitCallback(hint, node); + disabled = false; + } + else { + emitCallback(hint, node); + } + } function emitBodyWithDetachedComments(node, detachedRange, emitCallback) { if (extendedDiagnostics) { ts.performance.mark("preEmitBodyWithDetachedComments"); @@ -58103,9 +66290,11 @@ var ts; hasWrittenComment = true; } // Leading comments are emitted at /*leading comment1 */space/*leading comment*/space - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); if (hasTrailingNewLine) { writer.writeLine(); } @@ -58113,6 +66302,12 @@ var ts; writer.write(" "); } } + function emitLeadingCommentsOfPosition(pos) { + if (disabled || pos === -1) { + return; + } + emitLeadingComments(pos, /*isEmittedNode*/ true); + } function emitTrailingComments(pos) { forEachTrailingCommentToEmit(pos, emitTrailingComment); } @@ -58121,30 +66316,34 @@ var ts; if (!writer.isAtStartOfLine()) { writer.write(" "); } - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); if (hasTrailingNewLine) { writer.writeLine(); } } - function emitTrailingCommentsOfPosition(pos) { + function emitTrailingCommentsOfPosition(pos, prefixSpace) { if (disabled) { return; } if (extendedDiagnostics) { ts.performance.mark("beforeEmitTrailingCommentsOfPosition"); } - forEachTrailingCommentToEmit(pos, emitTrailingCommentOfPosition); + forEachTrailingCommentToEmit(pos, prefixSpace ? emitTrailingComment : emitTrailingCommentOfPosition); if (extendedDiagnostics) { ts.performance.measure("commentTime", "beforeEmitTrailingCommentsOfPosition"); } } function emitTrailingCommentOfPosition(commentPos, commentEnd, _kind, hasTrailingNewLine) { // trailing comments of a position are emitted at /*trailing comment1 */space/*trailing comment*/space - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); if (hasTrailingNewLine) { writer.writeLine(); } @@ -58175,6 +66374,9 @@ var ts; currentLineMap = undefined; detachedCommentsInfo = undefined; } + function setWriter(output) { + writer = output; + } function setSourceFile(sourceFile) { currentSourceFile = sourceFile; currentText = currentSourceFile.text; @@ -58207,27 +66409,19 @@ var ts; } } function writeComment(text, lineMap, writer, commentPos, commentEnd, newLine) { - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); } /** * Determine if the given comment is a triple-slash * * @return true if the comment is a triple-slash comment else false - **/ + */ function isTripleSlashComment(commentPos, commentEnd) { - // Verify this is /// comment, but do the regexp match only when we first can find /// in the comment text - // so that we don't end up computing comment string and doing match for all // comments - if (currentText.charCodeAt(commentPos + 1) === 47 /* slash */ && - commentPos + 2 < commentEnd && - currentText.charCodeAt(commentPos + 2) === 47 /* slash */) { - var textSubStr = currentText.substring(commentPos, commentEnd); - return textSubStr.match(ts.fullTripleSlashReferencePathRegEx) || - textSubStr.match(ts.fullTripleSlashAMDReferencePathRegEx) ? - true : false; - } - return false; + return ts.isRecognizedTripleSlashComment(currentText, commentPos, commentEnd); } } ts.createCommentWriter = createCommentWriter; @@ -58238,15 +66432,17 @@ var ts; (function (ts) { function getDeclarationDiagnostics(host, resolver, targetSourceFile) { var declarationDiagnostics = ts.createDiagnosticCollection(); - ts.forEachExpectedEmitFile(host, getDeclarationDiagnosticsFromFile, targetSourceFile); + ts.forEachEmittedFile(host, getDeclarationDiagnosticsFromFile, targetSourceFile); return declarationDiagnostics.getDiagnostics(targetSourceFile ? targetSourceFile.fileName : undefined); - function getDeclarationDiagnosticsFromFile(_a, sources, isBundledEmit) { + function getDeclarationDiagnosticsFromFile(_a, sourceFileOrBundle) { var declarationFilePath = _a.declarationFilePath; - emitDeclarations(host, resolver, declarationDiagnostics, declarationFilePath, sources, isBundledEmit, /*emitOnlyDtsFiles*/ false); + emitDeclarations(host, resolver, declarationDiagnostics, declarationFilePath, sourceFileOrBundle, /*emitOnlyDtsFiles*/ false); } } ts.getDeclarationDiagnostics = getDeclarationDiagnostics; - function emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFiles, isBundledEmit, emitOnlyDtsFiles) { + function emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFileOrBundle, emitOnlyDtsFiles) { + var sourceFiles = sourceFileOrBundle.kind === 266 /* Bundle */ ? sourceFileOrBundle.sourceFiles : [sourceFileOrBundle]; + var isBundledEmit = sourceFileOrBundle.kind === 266 /* Bundle */; var newLine = host.getNewLine(); var compilerOptions = host.getCompilerOptions(); var write; @@ -58266,7 +66462,7 @@ var ts; var errorNameNode; var emitJsDocComments = compilerOptions.removeComments ? ts.noop : writeJsDocComments; var emit = compilerOptions.stripInternal ? stripInternal : emitNode; - var noDeclare; + var needsDeclare = true; var moduleElementDeclarationEmitInfo = []; var asynchronousSubModuleDeclarationEmitInfo; // Contains the reference paths that needs to go in the declaration file. @@ -58302,11 +66498,11 @@ var ts; } resultHasExternalModuleIndicator = false; if (!isBundledEmit || !ts.isExternalModule(sourceFile)) { - noDeclare = false; + needsDeclare = true; emitSourceFile(sourceFile); } else if (ts.isExternalModule(sourceFile)) { - noDeclare = true; + needsDeclare = false; write("declare module \"" + ts.getResolvedExternalModuleName(host, sourceFile) + "\" {"); writeLine(); increaseIndent(); @@ -58320,7 +66516,7 @@ var ts; var oldWriter = writer; ts.forEach(moduleElementDeclarationEmitInfo, function (aliasEmitInfo) { if (aliasEmitInfo.isVisible && !aliasEmitInfo.asynchronousOutput) { - ts.Debug.assert(aliasEmitInfo.node.kind === 235 /* ImportDeclaration */); + ts.Debug.assert(aliasEmitInfo.node.kind === 238 /* ImportDeclaration */); createAndSetNewTextWriterWithSymbolWriter(); ts.Debug.assert(aliasEmitInfo.indent === 0 || (aliasEmitInfo.indent === 1 && isBundledEmit)); for (var i = 0; i < aliasEmitInfo.indent; i++) { @@ -58346,9 +66542,9 @@ var ts; } }); if (usedTypeDirectiveReferences) { - for (var directive in usedTypeDirectiveReferences) { + ts.forEachKey(usedTypeDirectiveReferences, function (directive) { referencesOutput += "/// " + newLine; - } + }); } return { reportedDeclarationError: reportedDeclarationError, @@ -58358,7 +66554,7 @@ var ts; }; function hasInternalAnnotation(range) { var comment = currentText.substring(range.pos, range.end); - return comment.indexOf("@internal") >= 0; + return ts.stringContains(comment, "@internal"); } function stripInternal(node) { if (node) { @@ -58373,6 +66569,7 @@ var ts; var writer = ts.createTextWriter(newLine); writer.trackSymbol = trackSymbol; writer.reportInaccessibleThisError = reportInaccessibleThisError; + writer.reportPrivateInBaseOfClassExpression = reportPrivateInBaseOfClassExpression; writer.writeKeyword = writer.write; writer.writeOperator = writer.write; writer.writePunctuation = writer.write; @@ -58395,10 +66592,10 @@ var ts; var oldWriter = writer; ts.forEach(nodes, function (declaration) { var nodeToCheck; - if (declaration.kind === 223 /* VariableDeclaration */) { + if (declaration.kind === 226 /* VariableDeclaration */) { nodeToCheck = declaration.parent.parent; } - else if (declaration.kind === 238 /* NamedImports */ || declaration.kind === 239 /* ImportSpecifier */ || declaration.kind === 236 /* ImportClause */) { + else if (declaration.kind === 241 /* NamedImports */ || declaration.kind === 242 /* ImportSpecifier */ || declaration.kind === 239 /* ImportClause */) { ts.Debug.fail("We should be getting ImportDeclaration instead to write"); } else { @@ -58416,7 +66613,7 @@ var ts; // Writing of function bar would mark alias declaration foo as visible but we haven't yet visited that declaration so do nothing, // we would write alias foo declaration when we visit it since it would now be marked as visible if (moduleElementEmitInfo) { - if (moduleElementEmitInfo.node.kind === 235 /* ImportDeclaration */) { + if (moduleElementEmitInfo.node.kind === 238 /* ImportDeclaration */) { // we have to create asynchronous output only after we have collected complete information // because it is possible to enable multiple bindings as asynchronously visible moduleElementEmitInfo.isVisible = true; @@ -58426,12 +66623,12 @@ var ts; for (var declarationIndent = moduleElementEmitInfo.indent; declarationIndent; declarationIndent--) { increaseIndent(); } - if (nodeToCheck.kind === 230 /* ModuleDeclaration */) { + if (nodeToCheck.kind === 233 /* ModuleDeclaration */) { ts.Debug.assert(asynchronousSubModuleDeclarationEmitInfo === undefined); asynchronousSubModuleDeclarationEmitInfo = []; } writeModuleElement(nodeToCheck); - if (nodeToCheck.kind === 230 /* ModuleDeclaration */) { + if (nodeToCheck.kind === 233 /* ModuleDeclaration */) { moduleElementEmitInfo.subModuleElementDeclarationEmitInfo = asynchronousSubModuleDeclarationEmitInfo; asynchronousSubModuleDeclarationEmitInfo = undefined; } @@ -58450,8 +66647,8 @@ var ts; } for (var _i = 0, typeReferenceDirectives_1 = typeReferenceDirectives; _i < typeReferenceDirectives_1.length; _i++) { var directive = typeReferenceDirectives_1[_i]; - if (!(directive in usedTypeDirectiveReferences)) { - usedTypeDirectiveReferences[directive] = directive; + if (!usedTypeDirectiveReferences.has(directive)) { + usedTypeDirectiveReferences.set(directive, directive); } } } @@ -58480,6 +66677,12 @@ var ts; handleSymbolAccessibilityError(resolver.isSymbolAccessible(symbol, enclosingDeclaration, meaning, /*shouldComputeAliasesToMakeVisible*/ true)); recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForSymbol(symbol, meaning)); } + function reportPrivateInBaseOfClassExpression(propertyName) { + if (errorNameNode) { + reportedDeclarationError = true; + emitterDiagnostics.add(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.Property_0_of_exported_class_expression_may_not_be_private_or_protected, propertyName)); + } + } function reportInaccessibleThisError() { if (errorNameNode) { reportedDeclarationError = true; @@ -58489,13 +66692,23 @@ var ts; function writeTypeOfDeclaration(declaration, type, getSymbolAccessibilityDiagnostic) { writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; write(": "); - if (type) { + // use the checker's type, not the declared type, + // for optional parameter properties + // and also for non-optional initialized parameters that aren't a parameter property + // these types may need to add `undefined`. + var shouldUseResolverType = declaration.kind === 146 /* Parameter */ && + (resolver.isRequiredInitializedParameter(declaration) || + resolver.isOptionalUninitializedParameterProperty(declaration)); + if (type && !shouldUseResolverType) { // Write the type emitType(type); } else { errorNameNode = declaration.name; - resolver.writeTypeOfDeclaration(declaration, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); + var format = 4 /* UseTypeOfFunction */ | + 16384 /* WriteClassExpressionAsTypeLiteral */ | + (shouldUseResolverType ? 8192 /* AddUndefined */ : 0); + resolver.writeTypeOfDeclaration(declaration, enclosingDeclaration, format, writer); errorNameNode = undefined; } } @@ -58508,20 +66721,20 @@ var ts; } else { errorNameNode = signature.name; - resolver.writeReturnTypeOfSignatureDeclaration(signature, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); + resolver.writeReturnTypeOfSignatureDeclaration(signature, enclosingDeclaration, 4 /* UseTypeOfFunction */ | 16384 /* WriteClassExpressionAsTypeLiteral */, writer); errorNameNode = undefined; } } function emitLines(nodes) { - for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) { - var node = nodes_4[_i]; + for (var _i = 0, nodes_6 = nodes; _i < nodes_6.length; _i++) { + var node = nodes_6[_i]; emit(node); } } function emitSeparatedList(nodes, separator, eachNodeEmitFn, canEmitFn) { var currentWriterPos = writer.getTextPos(); - for (var _i = 0, nodes_5 = nodes; _i < nodes_5.length; _i++) { - var node = nodes_5[_i]; + for (var _i = 0, nodes_7 = nodes; _i < nodes_7.length; _i++) { + var node = nodes_7[_i]; if (!canEmitFn || canEmitFn(node)) { if (currentWriterPos !== writer.getTextPos()) { write(separator); @@ -58548,59 +66761,60 @@ var ts; } function emitType(type) { switch (type.kind) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 129 /* NeverKeyword */: - case 167 /* ThisType */: - case 171 /* LiteralType */: + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 134 /* ObjectKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 130 /* NeverKeyword */: + case 169 /* ThisType */: + case 173 /* LiteralType */: return writeTextOfNode(currentText, type); - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return emitExpressionWithTypeArguments(type); - case 157 /* TypeReference */: + case 159 /* TypeReference */: return emitTypeReference(type); - case 160 /* TypeQuery */: + case 162 /* TypeQuery */: return emitTypeQuery(type); - case 162 /* ArrayType */: + case 164 /* ArrayType */: return emitArrayType(type); - case 163 /* TupleType */: + case 165 /* TupleType */: return emitTupleType(type); - case 164 /* UnionType */: + case 166 /* UnionType */: return emitUnionType(type); - case 165 /* IntersectionType */: + case 167 /* IntersectionType */: return emitIntersectionType(type); - case 166 /* ParenthesizedType */: + case 168 /* ParenthesizedType */: return emitParenType(type); - case 168 /* TypeOperator */: + case 170 /* TypeOperator */: return emitTypeOperator(type); - case 169 /* IndexedAccessType */: + case 171 /* IndexedAccessType */: return emitIndexedAccessType(type); - case 170 /* MappedType */: + case 172 /* MappedType */: return emitMappedType(type); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: return emitSignatureDeclarationWithJsDocComments(type); - case 161 /* TypeLiteral */: + case 163 /* TypeLiteral */: return emitTypeLiteral(type); - case 70 /* Identifier */: + case 71 /* Identifier */: return emitEntityName(type); - case 141 /* QualifiedName */: + case 143 /* QualifiedName */: return emitEntityName(type); - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return emitTypePredicate(type); } function writeEntityName(entityName) { - if (entityName.kind === 70 /* Identifier */) { + if (entityName.kind === 71 /* Identifier */) { writeTextOfNode(currentText, entityName); } else { - var left = entityName.kind === 141 /* QualifiedName */ ? entityName.left : entityName.expression; - var right = entityName.kind === 141 /* QualifiedName */ ? entityName.right : entityName.name; + var left = entityName.kind === 143 /* QualifiedName */ ? entityName.left : entityName.expression; + var right = entityName.kind === 143 /* QualifiedName */ ? entityName.right : entityName.name; writeEntityName(left); write("."); writeTextOfNode(currentText, right); @@ -58609,14 +66823,14 @@ var ts; function emitEntityName(entityName) { var visibilityResult = resolver.isEntityNameVisible(entityName, // Aliases can be written asynchronously so use correct enclosing declaration - entityName.parent.kind === 234 /* ImportEqualsDeclaration */ ? entityName.parent : enclosingDeclaration); + entityName.parent.kind === 237 /* ImportEqualsDeclaration */ ? entityName.parent : enclosingDeclaration); handleSymbolAccessibilityError(visibilityResult); recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForEntityName(entityName)); writeEntityName(entityName); } function emitExpressionWithTypeArguments(node) { if (ts.isEntityNameExpression(node.expression)) { - ts.Debug.assert(node.expression.kind === 70 /* Identifier */ || node.expression.kind === 177 /* PropertyAccessExpression */); + ts.Debug.assert(node.expression.kind === 71 /* Identifier */ || node.expression.kind === 179 /* PropertyAccessExpression */); emitEntityName(node.expression); if (node.typeArguments) { write("<"); @@ -58716,62 +66930,61 @@ var ts; currentIdentifiers = node.identifiers; isCurrentFileExternalModule = ts.isExternalModule(node); enclosingDeclaration = node; - ts.emitDetachedComments(currentText, currentLineMap, writer, ts.writeCommentRange, node, newLine, true /* remove comments */); + ts.emitDetachedComments(currentText, currentLineMap, writer, ts.writeCommentRange, node, newLine, /*removeComments*/ true); emitLines(node.statements); } - // Return a temp variable name to be used in `export default` statements. + // Return a temp variable name to be used in `export default`/`export class ... extends` statements. // The temp name will be of the form _default_counter. // Note that export default is only allowed at most once in a module, so we // do not need to keep track of created temp names. - function getExportDefaultTempVariableName() { - var baseName = "_default"; - if (!(baseName in currentIdentifiers)) { + function getExportTempVariableName(baseName) { + if (!currentIdentifiers.has(baseName)) { return baseName; } var count = 0; while (true) { count++; - var name_40 = baseName + "_" + count; - if (!(name_40 in currentIdentifiers)) { - return name_40; + var name = baseName + "_" + count; + if (!currentIdentifiers.has(name)) { + return name; } } } + function emitTempVariableDeclaration(expr, baseName, diagnostic, needsDeclare) { + var tempVarName = getExportTempVariableName(baseName); + if (needsDeclare) { + write("declare "); + } + write("const "); + write(tempVarName); + write(": "); + writer.getSymbolAccessibilityDiagnostic = function () { return diagnostic; }; + resolver.writeTypeOfExpression(expr, enclosingDeclaration, 4 /* UseTypeOfFunction */ | 16384 /* WriteClassExpressionAsTypeLiteral */, writer); + write(";"); + writeLine(); + return tempVarName; + } function emitExportAssignment(node) { - if (node.expression.kind === 70 /* Identifier */) { + if (node.expression.kind === 71 /* Identifier */) { write(node.isExportEquals ? "export = " : "export default "); writeTextOfNode(currentText, node.expression); } else { - // Expression - var tempVarName = getExportDefaultTempVariableName(); - if (!noDeclare) { - write("declare "); - } - write("var "); - write(tempVarName); - write(": "); - writer.getSymbolAccessibilityDiagnostic = getDefaultExportAccessibilityDiagnostic; - resolver.writeTypeOfExpression(node.expression, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); - write(";"); - writeLine(); + var tempVarName = emitTempVariableDeclaration(node.expression, "_default", { + diagnosticMessage: ts.Diagnostics.Default_export_of_the_module_has_or_is_using_private_name_0, + errorNode: node + }, needsDeclare); write(node.isExportEquals ? "export = " : "export default "); write(tempVarName); } write(";"); writeLine(); // Make all the declarations visible for the export name - if (node.expression.kind === 70 /* Identifier */) { + if (node.expression.kind === 71 /* Identifier */) { var nodes = resolver.collectLinkedAliases(node.expression); // write each of these declarations asynchronously writeAsynchronousModuleElements(nodes); } - function getDefaultExportAccessibilityDiagnostic() { - return { - diagnosticMessage: ts.Diagnostics.Default_export_of_the_module_has_or_is_using_private_name_0, - errorNode: node - }; - } } function isModuleElementVisible(node) { return resolver.isDeclarationVisible(node); @@ -58780,10 +66993,10 @@ var ts; if (isModuleElementVisible) { writeModuleElement(node); } - else if (node.kind === 234 /* ImportEqualsDeclaration */ || - (node.parent.kind === 261 /* SourceFile */ && isCurrentFileExternalModule)) { + else if (node.kind === 237 /* ImportEqualsDeclaration */ || + (node.parent.kind === 265 /* SourceFile */ && isCurrentFileExternalModule)) { var isVisible = void 0; - if (asynchronousSubModuleDeclarationEmitInfo && node.parent.kind !== 261 /* SourceFile */) { + if (asynchronousSubModuleDeclarationEmitInfo && node.parent.kind !== 265 /* SourceFile */) { // Import declaration of another module that is visited async so lets put it in right spot asynchronousSubModuleDeclarationEmitInfo.push({ node: node, @@ -58793,7 +67006,7 @@ var ts; }); } else { - if (node.kind === 235 /* ImportDeclaration */) { + if (node.kind === 238 /* ImportDeclaration */) { var importDeclaration = node; if (importDeclaration.importClause) { isVisible = (importDeclaration.importClause.name && resolver.isDeclarationVisible(importDeclaration.importClause)) || @@ -58811,23 +67024,23 @@ var ts; } function writeModuleElement(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return writeFunctionDeclaration(node); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return writeVariableStatement(node); - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return writeInterfaceDeclaration(node); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return writeClassDeclaration(node); - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: return writeTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return writeEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return writeModuleDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return writeImportEqualsDeclaration(node); - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: return writeImportDeclaration(node); default: ts.Debug.fail("Unknown symbol kind"); @@ -58835,7 +67048,7 @@ var ts; } function emitModuleElementDeclarationFlags(node) { // If the node is parented in the current source file we need to emit export declare or just export - if (node.parent.kind === 261 /* SourceFile */) { + if (node.parent.kind === 265 /* SourceFile */) { var modifiers = ts.getModifierFlags(node); // If the node is exported if (modifiers & 1 /* Export */) { @@ -58844,7 +67057,7 @@ var ts; if (modifiers & 512 /* Default */) { write("default "); } - else if (node.kind !== 227 /* InterfaceDeclaration */ && !noDeclare) { + else if (node.kind !== 230 /* InterfaceDeclaration */ && needsDeclare) { write("declare "); } } @@ -58896,7 +67109,7 @@ var ts; } function isVisibleNamedBinding(namedBindings) { if (namedBindings) { - if (namedBindings.kind === 237 /* NamespaceImport */) { + if (namedBindings.kind === 240 /* NamespaceImport */) { return resolver.isDeclarationVisible(namedBindings); } else { @@ -58920,7 +67133,7 @@ var ts; // If the default binding was emitted, write the separated write(", "); } - if (node.importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (node.importClause.namedBindings.kind === 240 /* NamespaceImport */) { write("* as "); writeTextOfNode(currentText, node.importClause.namedBindings.name); } @@ -58941,13 +67154,13 @@ var ts; // the only case when it is not true is when we call it to emit correct name for module augmentation - d.ts files with just module augmentations are not considered // external modules since they are indistinguishable from script files with ambient modules. To fix this in such d.ts files we'll emit top level 'export {}' // so compiler will treat them as external modules. - resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || parent.kind !== 230 /* ModuleDeclaration */; + resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || parent.kind !== 233 /* ModuleDeclaration */; var moduleSpecifier; - if (parent.kind === 234 /* ImportEqualsDeclaration */) { + if (parent.kind === 237 /* ImportEqualsDeclaration */) { var node = parent; moduleSpecifier = ts.getExternalModuleImportEqualsDeclarationExpression(node); } - else if (parent.kind === 230 /* ModuleDeclaration */) { + else if (parent.kind === 233 /* ModuleDeclaration */) { moduleSpecifier = parent.name; } else { @@ -59017,7 +67230,7 @@ var ts; writeTextOfNode(currentText, node.name); } } - while (node.body && node.body.kind !== 231 /* ModuleBlock */) { + while (node.body && node.body.kind !== 234 /* ModuleBlock */) { node = node.body; write("."); writeTextOfNode(currentText, node.name); @@ -59081,13 +67294,13 @@ var ts; var enumMemberValue = resolver.getConstantValue(node); if (enumMemberValue !== undefined) { write(" = "); - write(enumMemberValue.toString()); + write(ts.getTextOfConstantValue(enumMemberValue)); } write(","); writeLine(); } function isPrivateMethodTypeParameter(node) { - return node.parent.kind === 149 /* MethodDeclaration */ && ts.hasModifier(node.parent, 8 /* Private */); + return node.parent.kind === 151 /* MethodDeclaration */ && ts.hasModifier(node.parent, 8 /* Private */); } function emitTypeParameters(typeParameters) { function emitTypeParameter(node) { @@ -59098,53 +67311,70 @@ var ts; // If there is constraint present and this is not a type parameter of the private method emit the constraint if (node.constraint && !isPrivateMethodTypeParameter(node)) { write(" extends "); - if (node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - (node.parent.parent && node.parent.parent.kind === 161 /* TypeLiteral */)) { - ts.Debug.assert(node.parent.kind === 149 /* MethodDeclaration */ || - node.parent.kind === 148 /* MethodSignature */ || - node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - node.parent.kind === 153 /* CallSignature */ || - node.parent.kind === 154 /* ConstructSignature */); + if (node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + (node.parent.parent && node.parent.parent.kind === 163 /* TypeLiteral */)) { + ts.Debug.assert(node.parent.kind === 151 /* MethodDeclaration */ || + node.parent.kind === 150 /* MethodSignature */ || + node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + node.parent.kind === 155 /* CallSignature */ || + node.parent.kind === 156 /* ConstructSignature */); emitType(node.constraint); } else { emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.constraint, getTypeParameterConstraintVisibilityError); } } + if (node.default && !isPrivateMethodTypeParameter(node)) { + write(" = "); + if (node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + (node.parent.parent && node.parent.parent.kind === 163 /* TypeLiteral */)) { + ts.Debug.assert(node.parent.kind === 151 /* MethodDeclaration */ || + node.parent.kind === 150 /* MethodSignature */ || + node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + node.parent.kind === 155 /* CallSignature */ || + node.parent.kind === 156 /* ConstructSignature */); + emitType(node.default); + } + else { + emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.default, getTypeParameterConstraintVisibilityError); + } + } function getTypeParameterConstraintVisibilityError() { // Type parameter constraints are named by user so we should always be able to name it var diagnosticMessage; switch (node.parent.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1; break; - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1; break; - case 154 /* ConstructSignature */: + case 156 /* ConstructSignature */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; break; - case 153 /* CallSignature */: + case 155 /* CallSignature */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: if (ts.hasModifier(node.parent, 32 /* Static */)) { diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; } - else if (node.parent.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.parent.kind === 229 /* ClassDeclaration */) { diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1; } else { diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; } break; - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1; break; - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1; break; default: @@ -59172,30 +67402,26 @@ var ts; if (ts.isEntityNameExpression(node.expression)) { emitTypeWithNewGetSymbolAccessibilityDiagnostic(node, getHeritageClauseVisibilityError); } - else if (!isImplementsList && node.expression.kind === 94 /* NullKeyword */) { + else if (!isImplementsList && node.expression.kind === 95 /* NullKeyword */) { write("null"); } - else { - writer.getSymbolAccessibilityDiagnostic = getHeritageClauseVisibilityError; - resolver.writeBaseConstructorTypeOfClass(enclosingDeclaration, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); - } function getHeritageClauseVisibilityError() { var diagnosticMessage; // Heritage clause is written by user so it can always be named - if (node.parent.parent.kind === 226 /* ClassDeclaration */) { + if (node.parent.parent.kind === 229 /* ClassDeclaration */) { // Class or Interface implemented/extended is inaccessible diagnosticMessage = isImplementsList ? ts.Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 : - ts.Diagnostics.Extends_clause_of_exported_class_0_has_or_is_using_private_name_1; + ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1; } else { // interface is inaccessible - diagnosticMessage = ts.Diagnostics.Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1; + diagnosticMessage = ts.Diagnostics.extends_clause_of_exported_interface_0_has_or_is_using_private_name_1; } return { diagnosticMessage: diagnosticMessage, errorNode: node, - typeName: node.parent.parent.name + typeName: ts.getNameOfDeclaration(node.parent.parent) }; } } @@ -59210,6 +67436,19 @@ var ts; }); } } + var prevEnclosingDeclaration = enclosingDeclaration; + enclosingDeclaration = node; + var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); + var tempVarName; + if (baseTypeNode && !ts.isEntityNameExpression(baseTypeNode.expression)) { + tempVarName = baseTypeNode.expression.kind === 95 /* NullKeyword */ ? + "null" : + emitTempVariableDeclaration(baseTypeNode.expression, node.name.escapedText + "_base", { + diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1, + errorNode: baseTypeNode, + typeName: node.name + }, !ts.findAncestor(node, function (n) { return n.kind === 233 /* ModuleDeclaration */; })); + } emitJsDocComments(node); emitModuleElementDeclarationFlags(node); if (ts.hasModifier(node, 128 /* Abstract */)) { @@ -59217,12 +67456,20 @@ var ts; } write("class "); writeTextOfNode(currentText, node.name); - var prevEnclosingDeclaration = enclosingDeclaration; - enclosingDeclaration = node; emitTypeParameters(node.typeParameters); - var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); if (baseTypeNode) { - emitHeritageClause([baseTypeNode], /*isImplementsList*/ false); + if (!ts.isEntityNameExpression(baseTypeNode.expression)) { + write(" extends "); + write(tempVarName); + if (baseTypeNode.typeArguments) { + write("<"); + emitCommaList(baseTypeNode.typeArguments, emitType); + write(">"); + } + } + else { + emitHeritageClause([baseTypeNode], /*isImplementsList*/ false); + } } emitHeritageClause(ts.getClassImplementsHeritageClauseElements(node), /*isImplementsList*/ true); write(" {"); @@ -59269,7 +67516,7 @@ var ts; function emitVariableDeclaration(node) { // If we are emitting property it isn't moduleElement and hence we already know it needs to be emitted // so there is no check needed to see if declaration is visible - if (node.kind !== 223 /* VariableDeclaration */ || resolver.isDeclarationVisible(node)) { + if (node.kind !== 226 /* VariableDeclaration */ || resolver.isDeclarationVisible(node)) { if (ts.isBindingPattern(node.name)) { emitBindingPattern(node.name); } @@ -59280,11 +67527,11 @@ var ts; writeTextOfNode(currentText, node.name); // If optional property emit ? but in the case of parameterProperty declaration with "?" indicating optional parameter for the constructor // we don't want to emit property declaration with "?" - if ((node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */ || - (node.kind === 144 /* Parameter */ && !ts.isParameterPropertyDeclaration(node))) && ts.hasQuestionToken(node)) { + if ((node.kind === 149 /* PropertyDeclaration */ || node.kind === 148 /* PropertySignature */ || + (node.kind === 146 /* Parameter */ && !ts.isParameterPropertyDeclaration(node))) && ts.hasQuestionToken(node)) { write("?"); } - if ((node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */) && node.parent.kind === 161 /* TypeLiteral */) { + if ((node.kind === 149 /* PropertyDeclaration */ || node.kind === 148 /* PropertySignature */) && node.parent.kind === 163 /* TypeLiteral */) { emitTypeOfVariableDeclarationFromTypeLiteral(node); } else if (resolver.isLiteralConstDeclaration(node)) { @@ -59297,14 +67544,15 @@ var ts; } } function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 226 /* VariableDeclaration */) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Exported_variable_0_has_or_is_using_private_name_1; } - else if (node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */) { + else if (node.kind === 149 /* PropertyDeclaration */ || node.kind === 148 /* PropertySignature */ || + (node.kind === 146 /* Parameter */ && ts.hasModifier(node.parent, 8 /* Private */))) { // TODO(jfreeman): Deal with computed properties in error reporting. if (ts.hasModifier(node, 32 /* Static */)) { return symbolAccessibilityResult.errorModuleName ? @@ -59313,7 +67561,7 @@ var ts; ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1; } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 229 /* ClassDeclaration */ || node.kind === 146 /* Parameter */) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : @@ -59345,7 +67593,7 @@ var ts; var elements = []; for (var _i = 0, _a = bindingPattern.elements; _i < _a.length; _i++) { var element = _a[_i]; - if (element.kind !== 198 /* OmittedExpression */) { + if (element.kind !== 200 /* OmittedExpression */) { elements.push(element); } } @@ -59384,6 +67632,10 @@ var ts; return ts.forEach(node.declarationList.declarations, function (varDeclaration) { return resolver.isDeclarationVisible(varDeclaration); }); } function writeVariableStatement(node) { + // If binding pattern doesn't have name, then there is nothing to be emitted for declaration file i.e. const [,] = [1,2]. + if (ts.every(node.declarationList && node.declarationList.declarations, function (decl) { return decl.name && ts.isEmptyBindingPattern(decl.name); })) { + return; + } emitJsDocComments(node); emitModuleElementDeclarationFlags(node); if (ts.isLet(node.declarationList)) { @@ -59415,7 +67667,7 @@ var ts; var type = getTypeAnnotationFromAccessor(node); if (!type) { // couldn't get type for the first accessor, try the another one - var anotherAccessor = node.kind === 151 /* GetAccessor */ ? accessors.setAccessor : accessors.getAccessor; + var anotherAccessor = node.kind === 153 /* GetAccessor */ ? accessors.setAccessor : accessors.getAccessor; type = getTypeAnnotationFromAccessor(anotherAccessor); if (type) { accessorWithTypeAnnotation = anotherAccessor; @@ -59428,7 +67680,7 @@ var ts; } function getTypeAnnotationFromAccessor(accessor) { if (accessor) { - return accessor.kind === 151 /* GetAccessor */ + return accessor.kind === 153 /* GetAccessor */ ? accessor.type // Getter - return type : accessor.parameters.length > 0 ? accessor.parameters[0].type // Setter parameter type @@ -59437,7 +67689,7 @@ var ts; } function getAccessorDeclarationTypeVisibilityError(symbolAccessibilityResult) { var diagnosticMessage; - if (accessorWithTypeAnnotation.kind === 152 /* SetAccessor */) { + if (accessorWithTypeAnnotation.kind === 154 /* SetAccessor */) { // Setters have to have type named and cannot infer it so, the type should always be named if (ts.hasModifier(accessorWithTypeAnnotation.parent, 32 /* Static */)) { diagnosticMessage = symbolAccessibilityResult.errorModuleName ? @@ -59487,17 +67739,17 @@ var ts; // so no need to verify if the declaration is visible if (!resolver.isImplementationOfOverload(node)) { emitJsDocComments(node); - if (node.kind === 225 /* FunctionDeclaration */) { + if (node.kind === 228 /* FunctionDeclaration */) { emitModuleElementDeclarationFlags(node); } - else if (node.kind === 149 /* MethodDeclaration */ || node.kind === 150 /* Constructor */) { + else if (node.kind === 151 /* MethodDeclaration */ || node.kind === 152 /* Constructor */) { emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); } - if (node.kind === 225 /* FunctionDeclaration */) { + if (node.kind === 228 /* FunctionDeclaration */) { write("function "); writeTextOfNode(currentText, node.name); } - else if (node.kind === 150 /* Constructor */) { + else if (node.kind === 152 /* Constructor */) { write("constructor"); } else { @@ -59517,17 +67769,22 @@ var ts; var prevEnclosingDeclaration = enclosingDeclaration; enclosingDeclaration = node; var closeParenthesizedFunctionType = false; - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 157 /* IndexSignature */) { // Index signature can have readonly modifier emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); write("["); } else { + if (node.kind === 152 /* Constructor */ && ts.hasModifier(node, 8 /* Private */)) { + write("();"); + writeLine(); + return; + } // Construct signature or constructor type write new Signature - if (node.kind === 154 /* ConstructSignature */ || node.kind === 159 /* ConstructorType */) { + if (node.kind === 156 /* ConstructSignature */ || node.kind === 161 /* ConstructorType */) { write("new "); } - else if (node.kind === 158 /* FunctionType */) { + else if (node.kind === 160 /* FunctionType */) { var currentOutput = writer.getText(); // Do not generate incorrect type when function type with type parameters is type argument // This could happen if user used space between two '<' making it error free @@ -59542,22 +67799,22 @@ var ts; } // Parameters emitCommaList(node.parameters, emitParameterDeclaration); - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 157 /* IndexSignature */) { write("]"); } else { write(")"); } // If this is not a constructor and is not private, emit the return type - var isFunctionTypeOrConstructorType = node.kind === 158 /* FunctionType */ || node.kind === 159 /* ConstructorType */; - if (isFunctionTypeOrConstructorType || node.parent.kind === 161 /* TypeLiteral */) { + var isFunctionTypeOrConstructorType = node.kind === 160 /* FunctionType */ || node.kind === 161 /* ConstructorType */; + if (isFunctionTypeOrConstructorType || node.parent.kind === 163 /* TypeLiteral */) { // Emit type literal signature return type only if specified if (node.type) { write(isFunctionTypeOrConstructorType ? " => " : ": "); emitType(node.type); } } - else if (node.kind !== 150 /* Constructor */ && !ts.hasModifier(node, 8 /* Private */)) { + else if (node.kind !== 152 /* Constructor */ && !ts.hasModifier(node, 8 /* Private */)) { writeReturnTypeAtSignature(node, getReturnTypeVisibilityError); } enclosingDeclaration = prevEnclosingDeclaration; @@ -59571,26 +67828,26 @@ var ts; function getReturnTypeVisibilityError(symbolAccessibilityResult) { var diagnosticMessage; switch (node.kind) { - case 154 /* ConstructSignature */: + case 156 /* ConstructSignature */: // Interfaces cannot have return types that cannot be named diagnosticMessage = symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0; break; - case 153 /* CallSignature */: + case 155 /* CallSignature */: // Interfaces cannot have return types that cannot be named diagnosticMessage = symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0; break; - case 155 /* IndexSignature */: + case 157 /* IndexSignature */: // Interfaces cannot have return types that cannot be named diagnosticMessage = symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0; break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: if (ts.hasModifier(node, 32 /* Static */)) { diagnosticMessage = symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? @@ -59598,7 +67855,7 @@ var ts; ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0; } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 229 /* ClassDeclaration */) { diagnosticMessage = symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : @@ -59612,7 +67869,7 @@ var ts; ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0; } break; - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: diagnosticMessage = symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : @@ -59647,9 +67904,9 @@ var ts; write("?"); } decreaseIndent(); - if (node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - node.parent.parent.kind === 161 /* TypeLiteral */) { + if (node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + node.parent.parent.kind === 163 /* TypeLiteral */) { emitTypeOfVariableDeclarationFromTypeLiteral(node); } else if (!ts.hasModifier(node.parent, 8 /* Private */)) { @@ -59665,29 +67922,29 @@ var ts; } function getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { switch (node.parent.kind) { - case 150 /* Constructor */: + case 152 /* Constructor */: return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1; - case 154 /* ConstructSignature */: + case 156 /* ConstructSignature */: // Interfaces cannot have parameter types that cannot be named return symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; - case 153 /* CallSignature */: + case 155 /* CallSignature */: // Interfaces cannot have parameter types that cannot be named return symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; - case 155 /* IndexSignature */: + case 157 /* IndexSignature */: // Interfaces cannot have parameter types that cannot be named return symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: if (ts.hasModifier(node.parent, 32 /* Static */)) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? @@ -59695,7 +67952,7 @@ var ts; ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; } - else if (node.parent.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.parent.kind === 229 /* ClassDeclaration */) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : @@ -59708,7 +67965,7 @@ var ts; ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; } - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : @@ -59720,12 +67977,12 @@ var ts; } function emitBindingPattern(bindingPattern) { // We have to explicitly emit square bracket and bracket because these tokens are not store inside the node. - if (bindingPattern.kind === 172 /* ObjectBindingPattern */) { + if (bindingPattern.kind === 174 /* ObjectBindingPattern */) { write("{"); emitCommaList(bindingPattern.elements, emitBindingElement); write("}"); } - else if (bindingPattern.kind === 173 /* ArrayBindingPattern */) { + else if (bindingPattern.kind === 175 /* ArrayBindingPattern */) { write("["); var elements = bindingPattern.elements; emitCommaList(elements, emitBindingElement); @@ -59736,7 +67993,7 @@ var ts; } } function emitBindingElement(bindingElement) { - if (bindingElement.kind === 198 /* OmittedExpression */) { + if (bindingElement.kind === 200 /* OmittedExpression */) { // If bindingElement is an omittedExpression (i.e. containing elision), // we will emit blank space (although this may differ from users' original code, // it allows emitSeparatedList to write separator appropriately) @@ -59745,7 +68002,7 @@ var ts; // emit : function foo([ , x, , ]) {} write(" "); } - else if (bindingElement.kind === 174 /* BindingElement */) { + else if (bindingElement.kind === 176 /* BindingElement */) { if (bindingElement.propertyName) { // bindingElement has propertyName property in the following case: // { y: [a,b,c] ...} -> bindingPattern will have a property called propertyName for "y" @@ -59768,7 +68025,7 @@ var ts; emitBindingPattern(bindingElement.name); } else { - ts.Debug.assert(bindingElement.name.kind === 70 /* Identifier */); + ts.Debug.assert(bindingElement.name.kind === 71 /* Identifier */); // If the node is just an identifier, we will simply emit the text associated with the node's name // Example: // original: function foo({y = 10, x}) {} @@ -59784,40 +68041,40 @@ var ts; } function emitNode(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 230 /* ModuleDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 227 /* InterfaceDeclaration */: - case 226 /* ClassDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: + case 228 /* FunctionDeclaration */: + case 233 /* ModuleDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 230 /* InterfaceDeclaration */: + case 229 /* ClassDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 232 /* EnumDeclaration */: return emitModuleElement(node, isModuleElementVisible(node)); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return emitModuleElement(node, isVariableStatementVisible(node)); - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: // Import declaration without import clause is visible, otherwise it is not visible return emitModuleElement(node, /*isModuleElementVisible*/ !node.importClause); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: return emitExportDeclaration(node); - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 152 /* Constructor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: return writeFunctionDeclaration(node); - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 155 /* IndexSignature */: + case 156 /* ConstructSignature */: + case 155 /* CallSignature */: + case 157 /* IndexSignature */: return emitSignatureDeclarationWithJsDocComments(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return emitAccessorDeclaration(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return emitPropertyDeclaration(node); - case 260 /* EnumMember */: + case 264 /* EnumMember */: return emitEnumMemberDeclaration(node); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return emitExportAssignment(node); - case 261 /* SourceFile */: + case 265 /* SourceFile */: return emitSourceFile(node); } } @@ -59829,13 +68086,13 @@ var ts; function writeReferencePath(referencedFile, addBundledFileReference, emitOnlyDtsFiles) { var declFileName; var addedBundledEmitReference = false; - if (ts.isDeclarationFile(referencedFile)) { + if (referencedFile.isDeclarationFile) { // Declaration file, use declaration file name declFileName = referencedFile.fileName; } else { // Get the declaration file path - ts.forEachExpectedEmitFile(host, getDeclFileName, referencedFile, emitOnlyDtsFiles); + ts.forEachEmittedFile(host, getDeclFileName, referencedFile, emitOnlyDtsFiles); } if (declFileName) { declFileName = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizeSlashes(declarationFilePath)), declFileName, host.getCurrentDirectory(), host.getCanonicalFileName, @@ -59843,8 +68100,9 @@ var ts; referencesOutput += "/// " + newLine; } return addedBundledEmitReference; - function getDeclFileName(emitFileNames, _sourceFiles, isBundledEmit) { + function getDeclFileName(emitFileNames, sourceFileOrBundle) { // Dont add reference path to this file if it is a bundled emit and caller asked not emit bundled file path + var isBundledEmit = sourceFileOrBundle.kind === 266 /* Bundle */; if (isBundledEmit && !addBundledFileReference) { return; } @@ -59855,10 +68113,11 @@ var ts; } } /* @internal */ - function writeDeclarationFile(declarationFilePath, sourceFiles, isBundledEmit, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) { - var emitDeclarationResult = emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFiles, isBundledEmit, emitOnlyDtsFiles); + function writeDeclarationFile(declarationFilePath, sourceFileOrBundle, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) { + var emitDeclarationResult = emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFileOrBundle, emitOnlyDtsFiles); var emitSkipped = emitDeclarationResult.reportedDeclarationError || host.isEmitBlocked(declarationFilePath) || host.getCompilerOptions().noEmit; if (!emitSkipped) { + var sourceFiles = sourceFileOrBundle.kind === 266 /* Bundle */ ? sourceFileOrBundle.sourceFiles : [sourceFileOrBundle]; var declarationOutput = emitDeclarationResult.referencesOutput + getDeclarationOutput(emitDeclarationResult.synchronousDeclarationOutput, emitDeclarationResult.moduleElementDeclarationEmitInfo); ts.writeFile(host, emitterDiagnostics, declarationFilePath, declarationOutput, host.getCompilerOptions().emitBOM, sourceFiles); @@ -59881,83 +68140,131 @@ var ts; } ts.writeDeclarationFile = writeDeclarationFile; })(ts || (ts = {})); -/// +/// /// -/// -/// +/// +/// /// -/* @internal */ var ts; (function (ts) { - // Flags enum to track count of temp variables and a few dedicated names - var TempFlags; - (function (TempFlags) { - TempFlags[TempFlags["Auto"] = 0] = "Auto"; - TempFlags[TempFlags["CountMask"] = 268435455] = "CountMask"; - TempFlags[TempFlags["_i"] = 268435456] = "_i"; - })(TempFlags || (TempFlags = {})); - var id = function (s) { return s; }; - var nullTransformers = [function (_) { return id; }]; + var delimiters = createDelimiterMap(); + var brackets = createBracketsMap(); + /*@internal*/ + /** + * Iterates over the source files that are expected to have an emit output. + * + * @param host An EmitHost. + * @param action The action to execute. + * @param sourceFilesOrTargetSourceFile + * If an array, the full list of source files to emit. + * Else, calls `getSourceFilesToEmit` with the (optional) target source file to determine the list of source files to emit. + */ + function forEachEmittedFile(host, action, sourceFilesOrTargetSourceFile, emitOnlyDtsFiles) { + var sourceFiles = ts.isArray(sourceFilesOrTargetSourceFile) ? sourceFilesOrTargetSourceFile : ts.getSourceFilesToEmit(host, sourceFilesOrTargetSourceFile); + var options = host.getCompilerOptions(); + if (options.outFile || options.out) { + if (sourceFiles.length) { + var jsFilePath = options.outFile || options.out; + var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); + var declarationFilePath = options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" /* Dts */ : ""; + action({ jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath }, ts.createBundle(sourceFiles), emitOnlyDtsFiles); + } + } + else { + for (var _a = 0, sourceFiles_1 = sourceFiles; _a < sourceFiles_1.length; _a++) { + var sourceFile = sourceFiles_1[_a]; + var jsFilePath = ts.getOwnEmitOutputFilePath(sourceFile, host, getOutputExtension(sourceFile, options)); + var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); + var declarationFilePath = !ts.isSourceFileJavaScript(sourceFile) && (emitOnlyDtsFiles || options.declaration) ? ts.getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; + action({ jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath }, sourceFile, emitOnlyDtsFiles); + } + } + } + ts.forEachEmittedFile = forEachEmittedFile; + function getSourceMapFilePath(jsFilePath, options) { + return options.sourceMap ? jsFilePath + ".map" : undefined; + } + // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. + // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. + // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve + function getOutputExtension(sourceFile, options) { + if (options.jsx === 1 /* Preserve */) { + if (ts.isSourceFileJavaScript(sourceFile)) { + if (ts.fileExtensionIs(sourceFile.fileName, ".jsx" /* Jsx */)) { + return ".jsx" /* Jsx */; + } + } + else if (sourceFile.languageVariant === 1 /* JSX */) { + // TypeScript source file preserving JSX syntax + return ".jsx" /* Jsx */; + } + } + return ".js" /* Js */; + } + function getOriginalSourceFileOrBundle(sourceFileOrBundle) { + if (sourceFileOrBundle.kind === 266 /* Bundle */) { + return ts.updateBundle(sourceFileOrBundle, ts.sameMap(sourceFileOrBundle.sourceFiles, ts.getOriginalSourceFile)); + } + return ts.getOriginalSourceFile(sourceFileOrBundle); + } + /*@internal*/ // targetSourceFile is when users only want one file in entire project to be emitted. This is used in compileOnSave feature - function emitFiles(resolver, host, targetSourceFile, emitOnlyDtsFiles) { - var delimiters = createDelimiterMap(); - var brackets = createBracketsMap(); + function emitFiles(resolver, host, targetSourceFile, emitOnlyDtsFiles, transformers) { var compilerOptions = host.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); var moduleKind = ts.getEmitModuleKind(compilerOptions); var sourceMapDataList = compilerOptions.sourceMap || compilerOptions.inlineSourceMap ? [] : undefined; var emittedFilesList = compilerOptions.listEmittedFiles ? [] : undefined; var emitterDiagnostics = ts.createDiagnosticCollection(); var newLine = host.getNewLine(); - var transformers = emitOnlyDtsFiles ? nullTransformers : ts.getTransformers(compilerOptions); var writer = ts.createTextWriter(newLine); - var write = writer.write, writeLine = writer.writeLine, increaseIndent = writer.increaseIndent, decreaseIndent = writer.decreaseIndent; var sourceMap = ts.createSourceMapWriter(host, writer); - var emitNodeWithSourceMap = sourceMap.emitNodeWithSourceMap, emitTokenWithSourceMap = sourceMap.emitTokenWithSourceMap; - var comments = ts.createCommentWriter(host, writer, sourceMap); - var emitNodeWithComments = comments.emitNodeWithComments, emitBodyWithDetachedComments = comments.emitBodyWithDetachedComments, emitTrailingCommentsOfPosition = comments.emitTrailingCommentsOfPosition; - var nodeIdToGeneratedName; - var autoGeneratedIdToGeneratedName; - var generatedNameSet; - var tempFlags; var currentSourceFile; - var currentText; - var currentFileIdentifiers; var bundledHelpers; var isOwnFileEmit; var emitSkipped = false; var sourceFiles = ts.getSourceFilesToEmit(host, targetSourceFile); // Transform the source files - ts.performance.mark("beforeTransform"); - var _a = ts.transformFiles(resolver, host, sourceFiles, transformers), transformed = _a.transformed, emitNodeWithSubstitution = _a.emitNodeWithSubstitution, emitNodeWithNotification = _a.emitNodeWithNotification; - ts.performance.measure("transformTime", "beforeTransform"); + var transform = ts.transformNodes(resolver, host, compilerOptions, sourceFiles, transformers, /*allowDtsFiles*/ false); + // Create a printer to print the nodes + var printer = createPrinter(compilerOptions, { + // resolver hooks + hasGlobalName: resolver.hasGlobalName, + // transform hooks + onEmitNode: transform.emitNodeWithNotification, + substituteNode: transform.substituteNode, + // sourcemap hooks + onEmitSourceMapOfNode: sourceMap.emitNodeWithSourceMap, + onEmitSourceMapOfToken: sourceMap.emitTokenWithSourceMap, + onEmitSourceMapOfPosition: sourceMap.emitPos, + // emitter hooks + onEmitHelpers: emitHelpers, + onSetSourceFile: setSourceFile, + }); // Emit each output file ts.performance.mark("beforePrint"); - ts.forEachTransformedEmitFile(host, transformed, emitFile, emitOnlyDtsFiles); + forEachEmittedFile(host, emitSourceFileOrBundle, transform.transformed, emitOnlyDtsFiles); ts.performance.measure("printTime", "beforePrint"); // Clean up emit nodes on parse tree - for (var _b = 0, sourceFiles_4 = sourceFiles; _b < sourceFiles_4.length; _b++) { - var sourceFile = sourceFiles_4[_b]; - ts.disposeEmitNodes(sourceFile); - } + transform.dispose(); return { emitSkipped: emitSkipped, diagnostics: emitterDiagnostics.getDiagnostics(), emittedFiles: emittedFilesList, sourceMaps: sourceMapDataList }; - function emitFile(jsFilePath, sourceMapFilePath, declarationFilePath, sourceFiles, isBundledEmit) { + function emitSourceFileOrBundle(_a, sourceFileOrBundle) { + var jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath; // Make sure not to write js file and source map file if any of them cannot be written if (!host.isEmitBlocked(jsFilePath) && !compilerOptions.noEmit) { if (!emitOnlyDtsFiles) { - printFile(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit); + printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle); } } else { emitSkipped = true; } if (declarationFilePath) { - emitSkipped = ts.writeDeclarationFile(declarationFilePath, ts.getOriginalSourceFiles(sourceFiles), isBundledEmit, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) || emitSkipped; + emitSkipped = ts.writeDeclarationFile(declarationFilePath, getOriginalSourceFileOrBundle(sourceFileOrBundle), host, resolver, emitterDiagnostics, emitOnlyDtsFiles) || emitSkipped; } if (!emitSkipped && emittedFilesList) { if (!emitOnlyDtsFiles) { @@ -59971,26 +68278,24 @@ var ts; } } } - function printFile(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit) { - sourceMap.initialize(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit); - nodeIdToGeneratedName = []; - autoGeneratedIdToGeneratedName = []; - generatedNameSet = ts.createMap(); - bundledHelpers = isBundledEmit ? ts.createMap() : undefined; - isOwnFileEmit = !isBundledEmit; - // Emit helpers from all the files - if (isBundledEmit && moduleKind) { - for (var _a = 0, sourceFiles_5 = sourceFiles; _a < sourceFiles_5.length; _a++) { - var sourceFile = sourceFiles_5[_a]; - emitHelpers(sourceFile, /*isBundle*/ true); - } - } - // Print each transformed source file. - ts.forEach(sourceFiles, printSourceFile); - writeLine(); + function printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle) { + var bundle = sourceFileOrBundle.kind === 266 /* Bundle */ ? sourceFileOrBundle : undefined; + var sourceFile = sourceFileOrBundle.kind === 265 /* SourceFile */ ? sourceFileOrBundle : undefined; + var sourceFiles = bundle ? bundle.sourceFiles : [sourceFile]; + sourceMap.initialize(jsFilePath, sourceMapFilePath, sourceFileOrBundle); + if (bundle) { + bundledHelpers = ts.createMap(); + isOwnFileEmit = false; + printer.writeBundle(bundle, writer); + } + else { + isOwnFileEmit = true; + printer.writeFile(sourceFile, writer); + } + writer.writeLine(); var sourceMappingURL = sourceMap.getSourceMappingURL(); if (sourceMappingURL) { - write("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Sometimes tools can sometimes see this line as a source mapping url comment + writer.write("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Sometimes tools can sometimes see this line as a source mapping url comment } // Write the source map if (compilerOptions.sourceMap && !compilerOptions.inlineSourceMap) { @@ -60004,476 +68309,579 @@ var ts; ts.writeFile(host, emitterDiagnostics, jsFilePath, writer.getText(), compilerOptions.emitBOM, sourceFiles); // Reset state sourceMap.reset(); - comments.reset(); writer.reset(); - tempFlags = 0 /* Auto */; currentSourceFile = undefined; - currentText = undefined; + bundledHelpers = undefined; isOwnFileEmit = false; } - function printSourceFile(node) { + function setSourceFile(node) { currentSourceFile = node; - currentText = node.text; - currentFileIdentifiers = node.identifiers; sourceMap.setSourceFile(node); - comments.setSourceFile(node); - pipelineEmitWithNotification(0 /* SourceFile */, node); } - /** - * Emits a node. - */ + function emitHelpers(node, writeLines) { + var helpersEmitted = false; + var bundle = node.kind === 266 /* Bundle */ ? node : undefined; + if (bundle && moduleKind === ts.ModuleKind.None) { + return; + } + var numNodes = bundle ? bundle.sourceFiles.length : 1; + for (var i = 0; i < numNodes; i++) { + var currentNode = bundle ? bundle.sourceFiles[i] : node; + var sourceFile = ts.isSourceFile(currentNode) ? currentNode : currentSourceFile; + var shouldSkip = compilerOptions.noEmitHelpers || ts.getExternalHelpersModuleName(sourceFile) !== undefined; + var shouldBundle = ts.isSourceFile(currentNode) && !isOwnFileEmit; + var helpers = ts.getEmitHelpers(currentNode); + if (helpers) { + for (var _a = 0, _b = ts.stableSort(helpers, ts.compareEmitHelpers); _a < _b.length; _a++) { + var helper = _b[_a]; + if (!helper.scoped) { + // Skip the helper if it can be skipped and the noEmitHelpers compiler + // option is set, or if it can be imported and the importHelpers compiler + // option is set. + if (shouldSkip) + continue; + // Skip the helper if it can be bundled but hasn't already been emitted and we + // are emitting a bundled module. + if (shouldBundle) { + if (bundledHelpers.get(helper.name)) { + continue; + } + bundledHelpers.set(helper.name, true); + } + } + else if (bundle) { + // Skip the helper if it is scoped and we are emitting bundled helpers + continue; + } + writeLines(helper.text); + helpersEmitted = true; + } + } + } + return helpersEmitted; + } + } + ts.emitFiles = emitFiles; + function createPrinter(printerOptions, handlers) { + if (printerOptions === void 0) { printerOptions = {}; } + if (handlers === void 0) { handlers = {}; } + var hasGlobalName = handlers.hasGlobalName, onEmitSourceMapOfNode = handlers.onEmitSourceMapOfNode, onEmitSourceMapOfToken = handlers.onEmitSourceMapOfToken, onEmitSourceMapOfPosition = handlers.onEmitSourceMapOfPosition, onEmitNode = handlers.onEmitNode, onEmitHelpers = handlers.onEmitHelpers, onSetSourceFile = handlers.onSetSourceFile, substituteNode = handlers.substituteNode, onBeforeEmitNodeArray = handlers.onBeforeEmitNodeArray, onAfterEmitNodeArray = handlers.onAfterEmitNodeArray, onBeforeEmitToken = handlers.onBeforeEmitToken, onAfterEmitToken = handlers.onAfterEmitToken; + var newLine = ts.getNewLineCharacter(printerOptions); + var comments = ts.createCommentWriter(printerOptions, onEmitSourceMapOfPosition); + var emitNodeWithComments = comments.emitNodeWithComments, emitBodyWithDetachedComments = comments.emitBodyWithDetachedComments, emitTrailingCommentsOfPosition = comments.emitTrailingCommentsOfPosition, emitLeadingCommentsOfPosition = comments.emitLeadingCommentsOfPosition; + var currentSourceFile; + var nodeIdToGeneratedName; // Map of generated names for specific nodes. + var autoGeneratedIdToGeneratedName; // Map of generated names for temp and loop variables. + var generatedNames; // Set of names generated by the NameGenerator. + var tempFlagsStack; // Stack of enclosing name generation scopes. + var tempFlags; // TempFlags for the current name generation scope. + var writer; + var ownWriter; + reset(); + return { + // public API + printNode: printNode, + printFile: printFile, + printBundle: printBundle, + // internal API + writeNode: writeNode, + writeFile: writeFile, + writeBundle: writeBundle + }; + function printNode(hint, node, sourceFile) { + switch (hint) { + case 0 /* SourceFile */: + ts.Debug.assert(ts.isSourceFile(node), "Expected a SourceFile node."); + break; + case 2 /* IdentifierName */: + ts.Debug.assert(ts.isIdentifier(node), "Expected an Identifier node."); + break; + case 1 /* Expression */: + ts.Debug.assert(ts.isExpression(node), "Expected an Expression node."); + break; + } + switch (node.kind) { + case 265 /* SourceFile */: return printFile(node); + case 266 /* Bundle */: return printBundle(node); + } + writeNode(hint, node, sourceFile, beginPrint()); + return endPrint(); + } + function printBundle(bundle) { + writeBundle(bundle, beginPrint()); + return endPrint(); + } + function printFile(sourceFile) { + writeFile(sourceFile, beginPrint()); + return endPrint(); + } + function writeNode(hint, node, sourceFile, output) { + var previousWriter = writer; + setWriter(output); + print(hint, node, sourceFile); + reset(); + writer = previousWriter; + } + function writeBundle(bundle, output) { + var previousWriter = writer; + setWriter(output); + emitShebangIfNeeded(bundle); + emitPrologueDirectivesIfNeeded(bundle); + emitHelpersIndirect(bundle); + for (var _a = 0, _b = bundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + print(0 /* SourceFile */, sourceFile, sourceFile); + } + reset(); + writer = previousWriter; + } + function writeFile(sourceFile, output) { + var previousWriter = writer; + setWriter(output); + emitShebangIfNeeded(sourceFile); + emitPrologueDirectivesIfNeeded(sourceFile); + print(0 /* SourceFile */, sourceFile, sourceFile); + reset(); + writer = previousWriter; + } + function beginPrint() { + return ownWriter || (ownWriter = ts.createTextWriter(newLine)); + } + function endPrint() { + var text = ownWriter.getText(); + ownWriter.reset(); + return text; + } + function print(hint, node, sourceFile) { + if (sourceFile) { + setSourceFile(sourceFile); + } + pipelineEmitWithNotification(hint, node); + } + function setSourceFile(sourceFile) { + currentSourceFile = sourceFile; + comments.setSourceFile(sourceFile); + if (onSetSourceFile) { + onSetSourceFile(sourceFile); + } + } + function setWriter(output) { + writer = output; + comments.setWriter(output); + } + function reset() { + nodeIdToGeneratedName = []; + autoGeneratedIdToGeneratedName = []; + generatedNames = ts.createMap(); + tempFlagsStack = []; + tempFlags = 0 /* Auto */; + comments.reset(); + setWriter(/*output*/ undefined); + } + // TODO: Should this just be `emit`? + // See https://github.com/Microsoft/TypeScript/pull/18284#discussion_r137611034 + function emitIfPresent(node) { + if (node) { + emit(node); + } + } function emit(node) { - pipelineEmitWithNotification(3 /* Unspecified */, node); + pipelineEmitWithNotification(4 /* Unspecified */, node); } - /** - * Emits an IdentifierName. - */ function emitIdentifierName(node) { pipelineEmitWithNotification(2 /* IdentifierName */, node); } - /** - * Emits an expression node. - */ function emitExpression(node) { pipelineEmitWithNotification(1 /* Expression */, node); } - /** - * Emits a node with possible notification. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called from printSourceFile, emit, emitExpression, or - * emitIdentifierName. - */ - function pipelineEmitWithNotification(emitContext, node) { - emitNodeWithNotification(emitContext, node, pipelineEmitWithComments); - } - /** - * Emits a node with comments. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithNotification. - */ - function pipelineEmitWithComments(emitContext, node) { - // Do not emit comments for SourceFile - if (emitContext === 0 /* SourceFile */) { - pipelineEmitWithSourceMap(emitContext, node); - return; + function pipelineEmitWithNotification(hint, node) { + if (onEmitNode) { + onEmitNode(hint, node, pipelineEmitWithComments); } - emitNodeWithComments(emitContext, node, pipelineEmitWithSourceMap); - } - /** - * Emits a node with source maps. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithComments. - */ - function pipelineEmitWithSourceMap(emitContext, node) { - // Do not emit source mappings for SourceFile or IdentifierName - if (emitContext === 0 /* SourceFile */ - || emitContext === 2 /* IdentifierName */) { - pipelineEmitWithSubstitution(emitContext, node); - return; + else { + pipelineEmitWithComments(hint, node); } - emitNodeWithSourceMap(emitContext, node, pipelineEmitWithSubstitution); - } - /** - * Emits a node with possible substitution. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithSourceMap or - * pipelineEmitInUnspecifiedContext (when picking a more specific context). - */ - function pipelineEmitWithSubstitution(emitContext, node) { - emitNodeWithSubstitution(emitContext, node, pipelineEmitForContext); } - /** - * Emits a node. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithSubstitution. - */ - function pipelineEmitForContext(emitContext, node) { - switch (emitContext) { - case 0 /* SourceFile */: return pipelineEmitInSourceFileContext(node); - case 2 /* IdentifierName */: return pipelineEmitInIdentifierNameContext(node); - case 3 /* Unspecified */: return pipelineEmitInUnspecifiedContext(node); - case 1 /* Expression */: return pipelineEmitInExpressionContext(node); + function pipelineEmitWithComments(hint, node) { + node = trySubstituteNode(hint, node); + if (emitNodeWithComments && hint !== 0 /* SourceFile */) { + emitNodeWithComments(hint, node, pipelineEmitWithSourceMap); + } + else { + pipelineEmitWithSourceMap(hint, node); } } - /** - * Emits a node in the SourceFile EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInSourceFileContext(node) { - var kind = node.kind; - switch (kind) { - // Top-level nodes - case 261 /* SourceFile */: - return emitSourceFile(node); + function pipelineEmitWithSourceMap(hint, node) { + if (onEmitSourceMapOfNode && hint !== 0 /* SourceFile */ && hint !== 2 /* IdentifierName */) { + onEmitSourceMapOfNode(hint, node, pipelineEmitWithHint); + } + else { + pipelineEmitWithHint(hint, node); } } - /** - * Emits a node in the IdentifierName EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInIdentifierNameContext(node) { - var kind = node.kind; - switch (kind) { - // Identifiers - case 70 /* Identifier */: - return emitIdentifier(node); + function pipelineEmitWithHint(hint, node) { + switch (hint) { + case 0 /* SourceFile */: return pipelineEmitSourceFile(node); + case 2 /* IdentifierName */: return pipelineEmitIdentifierName(node); + case 1 /* Expression */: return pipelineEmitExpression(node); + case 3 /* MappedTypeParameter */: return emitMappedTypeParameter(ts.cast(node, ts.isTypeParameterDeclaration)); + case 4 /* Unspecified */: return pipelineEmitUnspecified(node); } } - /** - * Emits a node in the Unspecified EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInUnspecifiedContext(node) { + function pipelineEmitSourceFile(node) { + ts.Debug.assertNode(node, ts.isSourceFile); + emitSourceFile(node); + } + function pipelineEmitIdentifierName(node) { + ts.Debug.assertNode(node, ts.isIdentifier); + emitIdentifier(node); + } + function emitMappedTypeParameter(node) { + emit(node.name); + write(" in "); + emit(node.constraint); + } + function pipelineEmitUnspecified(node) { var kind = node.kind; + // Reserved words + // Strict mode reserved words + // Contextual keywords + if (ts.isKeyword(kind)) { + writeTokenNode(node); + return; + } switch (kind) { // Pseudo-literals - case 13 /* TemplateHead */: - case 14 /* TemplateMiddle */: - case 15 /* TemplateTail */: + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: return emitLiteral(node); // Identifiers - case 70 /* Identifier */: + case 71 /* Identifier */: return emitIdentifier(node); - // Reserved words - case 75 /* ConstKeyword */: - case 78 /* DefaultKeyword */: - case 83 /* ExportKeyword */: - case 104 /* VoidKeyword */: - // Strict mode reserved words - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 113 /* PublicKeyword */: - case 114 /* StaticKeyword */: - // Contextual keywords - case 116 /* AbstractKeyword */: - case 117 /* AsKeyword */: - case 118 /* AnyKeyword */: - case 119 /* AsyncKeyword */: - case 120 /* AwaitKeyword */: - case 121 /* BooleanKeyword */: - case 122 /* ConstructorKeyword */: - case 123 /* DeclareKeyword */: - case 124 /* GetKeyword */: - case 125 /* IsKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: - case 129 /* NeverKeyword */: - case 130 /* ReadonlyKeyword */: - case 131 /* RequireKeyword */: - case 132 /* NumberKeyword */: - case 133 /* SetKeyword */: - case 134 /* StringKeyword */: - case 135 /* SymbolKeyword */: - case 136 /* TypeKeyword */: - case 137 /* UndefinedKeyword */: - case 138 /* FromKeyword */: - case 139 /* GlobalKeyword */: - case 140 /* OfKeyword */: - writeTokenText(kind); - return; // Parse tree nodes // Names - case 141 /* QualifiedName */: + case 143 /* QualifiedName */: return emitQualifiedName(node); - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: return emitComputedPropertyName(node); // Signature elements - case 143 /* TypeParameter */: + case 145 /* TypeParameter */: return emitTypeParameter(node); - case 144 /* Parameter */: + case 146 /* Parameter */: return emitParameter(node); - case 145 /* Decorator */: + case 147 /* Decorator */: return emitDecorator(node); // Type members - case 146 /* PropertySignature */: + case 148 /* PropertySignature */: return emitPropertySignature(node); - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return emitPropertyDeclaration(node); - case 148 /* MethodSignature */: + case 150 /* MethodSignature */: return emitMethodSignature(node); - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: return emitMethodDeclaration(node); - case 150 /* Constructor */: + case 152 /* Constructor */: return emitConstructor(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return emitAccessorDeclaration(node); - case 153 /* CallSignature */: + case 155 /* CallSignature */: return emitCallSignature(node); - case 154 /* ConstructSignature */: + case 156 /* ConstructSignature */: return emitConstructSignature(node); - case 155 /* IndexSignature */: + case 157 /* IndexSignature */: return emitIndexSignature(node); // Types - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return emitTypePredicate(node); - case 157 /* TypeReference */: + case 159 /* TypeReference */: return emitTypeReference(node); - case 158 /* FunctionType */: + case 160 /* FunctionType */: return emitFunctionType(node); - case 159 /* ConstructorType */: + case 273 /* JSDocFunctionType */: + return emitJSDocFunctionType(node); + case 161 /* ConstructorType */: return emitConstructorType(node); - case 160 /* TypeQuery */: + case 162 /* TypeQuery */: return emitTypeQuery(node); - case 161 /* TypeLiteral */: + case 163 /* TypeLiteral */: return emitTypeLiteral(node); - case 162 /* ArrayType */: + case 164 /* ArrayType */: return emitArrayType(node); - case 163 /* TupleType */: + case 165 /* TupleType */: return emitTupleType(node); - case 164 /* UnionType */: + case 166 /* UnionType */: return emitUnionType(node); - case 165 /* IntersectionType */: + case 167 /* IntersectionType */: return emitIntersectionType(node); - case 166 /* ParenthesizedType */: + case 168 /* ParenthesizedType */: return emitParenthesizedType(node); - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return emitExpressionWithTypeArguments(node); - case 167 /* ThisType */: + case 169 /* ThisType */: return emitThisType(); - case 168 /* TypeOperator */: + case 170 /* TypeOperator */: return emitTypeOperator(node); - case 169 /* IndexedAccessType */: + case 171 /* IndexedAccessType */: return emitIndexedAccessType(node); - case 170 /* MappedType */: + case 172 /* MappedType */: return emitMappedType(node); - case 171 /* LiteralType */: + case 173 /* LiteralType */: return emitLiteralType(node); + case 268 /* JSDocAllType */: + write("*"); + return; + case 269 /* JSDocUnknownType */: + write("?"); + return; + case 270 /* JSDocNullableType */: + return emitJSDocNullableType(node); + case 271 /* JSDocNonNullableType */: + return emitJSDocNonNullableType(node); + case 272 /* JSDocOptionalType */: + return emitJSDocOptionalType(node); + case 274 /* JSDocVariadicType */: + return emitJSDocVariadicType(node); // Binding patterns - case 172 /* ObjectBindingPattern */: + case 174 /* ObjectBindingPattern */: return emitObjectBindingPattern(node); - case 173 /* ArrayBindingPattern */: + case 175 /* ArrayBindingPattern */: return emitArrayBindingPattern(node); - case 174 /* BindingElement */: + case 176 /* BindingElement */: return emitBindingElement(node); // Misc - case 202 /* TemplateSpan */: + case 205 /* TemplateSpan */: return emitTemplateSpan(node); - case 203 /* SemicolonClassElement */: + case 206 /* SemicolonClassElement */: return emitSemicolonClassElement(); // Statements - case 204 /* Block */: + case 207 /* Block */: return emitBlock(node); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return emitVariableStatement(node); - case 206 /* EmptyStatement */: + case 209 /* EmptyStatement */: return emitEmptyStatement(); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: return emitExpressionStatement(node); - case 208 /* IfStatement */: + case 211 /* IfStatement */: return emitIfStatement(node); - case 209 /* DoStatement */: + case 212 /* DoStatement */: return emitDoStatement(node); - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: return emitWhileStatement(node); - case 211 /* ForStatement */: + case 214 /* ForStatement */: return emitForStatement(node); - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: return emitForInStatement(node); - case 213 /* ForOfStatement */: + case 216 /* ForOfStatement */: return emitForOfStatement(node); - case 214 /* ContinueStatement */: + case 217 /* ContinueStatement */: return emitContinueStatement(node); - case 215 /* BreakStatement */: + case 218 /* BreakStatement */: return emitBreakStatement(node); - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: return emitReturnStatement(node); - case 217 /* WithStatement */: + case 220 /* WithStatement */: return emitWithStatement(node); - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: return emitSwitchStatement(node); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return emitLabeledStatement(node); - case 220 /* ThrowStatement */: + case 223 /* ThrowStatement */: return emitThrowStatement(node); - case 221 /* TryStatement */: + case 224 /* TryStatement */: return emitTryStatement(node); - case 222 /* DebuggerStatement */: + case 225 /* DebuggerStatement */: return emitDebuggerStatement(node); // Declarations - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return emitVariableDeclaration(node); - case 224 /* VariableDeclarationList */: + case 227 /* VariableDeclarationList */: return emitVariableDeclarationList(node); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return emitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return emitClassDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return emitInterfaceDeclaration(node); - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: return emitTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return emitEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return emitModuleDeclaration(node); - case 231 /* ModuleBlock */: + case 234 /* ModuleBlock */: return emitModuleBlock(node); - case 232 /* CaseBlock */: + case 235 /* CaseBlock */: return emitCaseBlock(node); - case 234 /* ImportEqualsDeclaration */: + case 236 /* NamespaceExportDeclaration */: + return emitNamespaceExportDeclaration(node); + case 237 /* ImportEqualsDeclaration */: return emitImportEqualsDeclaration(node); - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: return emitImportDeclaration(node); - case 236 /* ImportClause */: + case 239 /* ImportClause */: return emitImportClause(node); - case 237 /* NamespaceImport */: + case 240 /* NamespaceImport */: return emitNamespaceImport(node); - case 238 /* NamedImports */: + case 241 /* NamedImports */: return emitNamedImports(node); - case 239 /* ImportSpecifier */: + case 242 /* ImportSpecifier */: return emitImportSpecifier(node); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return emitExportAssignment(node); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: return emitExportDeclaration(node); - case 242 /* NamedExports */: + case 245 /* NamedExports */: return emitNamedExports(node); - case 243 /* ExportSpecifier */: + case 246 /* ExportSpecifier */: return emitExportSpecifier(node); - case 244 /* MissingDeclaration */: + case 247 /* MissingDeclaration */: return; // Module references - case 245 /* ExternalModuleReference */: + case 248 /* ExternalModuleReference */: return emitExternalModuleReference(node); // JSX (non-expression) case 10 /* JsxText */: return emitJsxText(node); - case 248 /* JsxOpeningElement */: + case 251 /* JsxOpeningElement */: return emitJsxOpeningElement(node); - case 249 /* JsxClosingElement */: + case 252 /* JsxClosingElement */: return emitJsxClosingElement(node); - case 250 /* JsxAttribute */: + case 253 /* JsxAttribute */: return emitJsxAttribute(node); - case 251 /* JsxSpreadAttribute */: + case 254 /* JsxAttributes */: + return emitJsxAttributes(node); + case 255 /* JsxSpreadAttribute */: return emitJsxSpreadAttribute(node); - case 252 /* JsxExpression */: + case 256 /* JsxExpression */: return emitJsxExpression(node); // Clauses - case 253 /* CaseClause */: + case 257 /* CaseClause */: return emitCaseClause(node); - case 254 /* DefaultClause */: + case 258 /* DefaultClause */: return emitDefaultClause(node); - case 255 /* HeritageClause */: + case 259 /* HeritageClause */: return emitHeritageClause(node); - case 256 /* CatchClause */: + case 260 /* CatchClause */: return emitCatchClause(node); // Property assignments - case 257 /* PropertyAssignment */: + case 261 /* PropertyAssignment */: return emitPropertyAssignment(node); - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return emitShorthandPropertyAssignment(node); - case 259 /* SpreadAssignment */: + case 263 /* SpreadAssignment */: return emitSpreadAssignment(node); // Enum - case 260 /* EnumMember */: + case 264 /* EnumMember */: return emitEnumMember(node); } // If the node is an expression, try to emit it as an expression with // substitution. if (ts.isExpression(node)) { - return pipelineEmitWithSubstitution(1 /* Expression */, node); + return pipelineEmitExpression(trySubstituteNode(1 /* Expression */, node)); + } + if (ts.isToken(node)) { + writeTokenNode(node); + return; } } - /** - * Emits a node in the Expression EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInExpressionContext(node) { + function pipelineEmitExpression(node) { var kind = node.kind; switch (kind) { // Literals case 8 /* NumericLiteral */: return emitNumericLiteral(node); case 9 /* StringLiteral */: - case 11 /* RegularExpressionLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: + case 12 /* RegularExpressionLiteral */: + case 13 /* NoSubstitutionTemplateLiteral */: return emitLiteral(node); // Identifiers - case 70 /* Identifier */: + case 71 /* Identifier */: return emitIdentifier(node); // Reserved words - case 85 /* FalseKeyword */: - case 94 /* NullKeyword */: - case 96 /* SuperKeyword */: - case 100 /* TrueKeyword */: - case 98 /* ThisKeyword */: - writeTokenText(kind); + case 86 /* FalseKeyword */: + case 95 /* NullKeyword */: + case 97 /* SuperKeyword */: + case 101 /* TrueKeyword */: + case 99 /* ThisKeyword */: + case 91 /* ImportKeyword */: + writeTokenNode(node); return; // Expressions - case 175 /* ArrayLiteralExpression */: + case 177 /* ArrayLiteralExpression */: return emitArrayLiteralExpression(node); - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: return emitObjectLiteralExpression(node); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: return emitPropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: + case 180 /* ElementAccessExpression */: return emitElementAccessExpression(node); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return emitCallExpression(node); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return emitNewExpression(node); - case 181 /* TaggedTemplateExpression */: + case 183 /* TaggedTemplateExpression */: return emitTaggedTemplateExpression(node); - case 182 /* TypeAssertionExpression */: + case 184 /* TypeAssertionExpression */: return emitTypeAssertionExpression(node); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return emitParenthesizedExpression(node); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: return emitFunctionExpression(node); - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return emitArrowFunction(node); - case 186 /* DeleteExpression */: + case 188 /* DeleteExpression */: return emitDeleteExpression(node); - case 187 /* TypeOfExpression */: + case 189 /* TypeOfExpression */: return emitTypeOfExpression(node); - case 188 /* VoidExpression */: + case 190 /* VoidExpression */: return emitVoidExpression(node); - case 189 /* AwaitExpression */: + case 191 /* AwaitExpression */: return emitAwaitExpression(node); - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: return emitPrefixUnaryExpression(node); - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return emitPostfixUnaryExpression(node); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return emitBinaryExpression(node); - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return emitConditionalExpression(node); - case 194 /* TemplateExpression */: + case 196 /* TemplateExpression */: return emitTemplateExpression(node); - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return emitYieldExpression(node); - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: return emitSpreadExpression(node); - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: return emitClassExpression(node); - case 198 /* OmittedExpression */: + case 200 /* OmittedExpression */: return; - case 200 /* AsExpression */: + case 202 /* AsExpression */: return emitAsExpression(node); - case 201 /* NonNullExpression */: + case 203 /* NonNullExpression */: return emitNonNullExpression(node); + case 204 /* MetaProperty */: + return emitMetaProperty(node); // JSX - case 246 /* JsxElement */: + case 249 /* JsxElement */: return emitJsxElement(node); - case 247 /* JsxSelfClosingElement */: + case 250 /* JsxSelfClosingElement */: return emitJsxSelfClosingElement(node); // Transformation nodes - case 294 /* PartiallyEmittedExpression */: + case 288 /* PartiallyEmittedExpression */: return emitPartiallyEmittedExpression(node); + case 289 /* CommaListExpression */: + return emitCommaList(node); + } + } + function trySubstituteNode(hint, node) { + return node && substituteNode && substituteNode(hint, node) || node; + } + function emitHelpersIndirect(node) { + if (onEmitHelpers) { + onEmitHelpers(node, writeLines); } } // @@ -60482,9 +68890,6 @@ var ts; // SyntaxKind.NumericLiteral function emitNumericLiteral(node) { emitLiteral(node); - if (node.trailingComment) { - write(" /*" + node.trailingComment + "*/"); - } } // SyntaxKind.StringLiteral // SyntaxKind.RegularExpressionLiteral @@ -60494,7 +68899,7 @@ var ts; // SyntaxKind.TemplateTail function emitLiteral(node) { var text = getLiteralTextOfNode(node); - if ((compilerOptions.sourceMap || compilerOptions.inlineSourceMap) + if ((printerOptions.sourceMap || printerOptions.inlineSourceMap) && (node.kind === 9 /* StringLiteral */ || ts.isTemplateLiteralKind(node.kind))) { writer.writeLiteral(text); } @@ -60507,6 +68912,7 @@ var ts; // function emitIdentifier(node) { write(getTextOfNode(node, /*includeTrivia*/ false)); + emitTypeArguments(node, node.typeArguments); } // // Names @@ -60517,7 +68923,7 @@ var ts; emit(node.right); } function emitEntityName(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { emitExpression(node); } else { @@ -60535,15 +68941,23 @@ var ts; function emitTypeParameter(node) { emit(node.name); emitWithPrefix(" extends ", node.constraint); + emitWithPrefix(" = ", node.default); } function emitParameter(node) { emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); - writeIfPresent(node.dotDotDotToken, "..."); - emit(node.name); - writeIfPresent(node.questionToken, "?"); + emitIfPresent(node.dotDotDotToken); + if (node.name) { + emit(node.name); + } + emitIfPresent(node.questionToken); + if (node.parent && node.parent.kind === 273 /* JSDocFunctionType */ && !node.name) { + emit(node.type); + } + else { + emitWithPrefix(": ", node.type); + } emitExpressionWithPrefix(" = ", node.initializer); - emitWithPrefix(": ", node.type); } function emitDecorator(decorator) { write("@"); @@ -60556,7 +68970,7 @@ var ts; emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); emit(node.name); - writeIfPresent(node.questionToken, "?"); + emitIfPresent(node.questionToken); emitWithPrefix(": ", node.type); write(";"); } @@ -60564,6 +68978,7 @@ var ts; emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); emit(node.name); + emitIfPresent(node.questionToken); emitWithPrefix(": ", node.type); emitExpressionWithPrefix(" = ", node.initializer); write(";"); @@ -60572,7 +68987,7 @@ var ts; emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); emit(node.name); - writeIfPresent(node.questionToken, "?"); + emitIfPresent(node.questionToken); emitTypeParameters(node, node.typeParameters); emitParameters(node, node.parameters); emitWithPrefix(": ", node.type); @@ -60581,8 +68996,9 @@ var ts; function emitMethodDeclaration(node) { emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); - writeIfPresent(node.asteriskToken, "*"); + emitIfPresent(node.asteriskToken); emit(node.name); + emitIfPresent(node.questionToken); emitSignatureAndBody(node, emitSignatureHead); } function emitConstructor(node) { @@ -60593,7 +69009,7 @@ var ts; function emitAccessorDeclaration(node) { emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); - write(node.kind === 151 /* GetAccessor */ ? "get " : "set "); + write(node.kind === 153 /* GetAccessor */ ? "get " : "set "); emit(node.name); emitSignatureAndBody(node, emitSignatureHead); } @@ -60642,10 +69058,28 @@ var ts; write(" => "); emit(node.type); } + function emitJSDocFunctionType(node) { + write("function"); + emitParameters(node, node.parameters); + write(":"); + emit(node.type); + } + function emitJSDocNullableType(node) { + write("?"); + emit(node.type); + } + function emitJSDocNonNullableType(node) { + write("!"); + emit(node.type); + } + function emitJSDocOptionalType(node) { + emit(node.type); + write("="); + } function emitConstructorType(node) { write("new "); emitTypeParameters(node, node.typeParameters); - emitParametersForArrow(node, node.parameters); + emitParameters(node, node.parameters); write(" => "); emit(node.type); } @@ -60655,13 +69089,18 @@ var ts; } function emitTypeLiteral(node) { write("{"); - emitList(node, node.members, 65 /* TypeLiteralMembers */); + var flags = ts.getEmitFlags(node) & 1 /* SingleLine */ ? 448 /* SingleLineTypeLiteralMembers */ : 65 /* MultiLineTypeLiteralMembers */; + emitList(node, node.members, flags | 262144 /* NoSpaceIfEmpty */); write("}"); } function emitArrayType(node) { emit(node.elementType); write("[]"); } + function emitJSDocVariadicType(node) { + write("..."); + emit(node.type); + } function emitTupleType(node) { write("["); emitList(node, node.elementTypes, 336 /* TupleTypeElements */); @@ -60693,25 +69132,33 @@ var ts; write("]"); } function emitMappedType(node) { + var emitFlags = ts.getEmitFlags(node); write("{"); - writeLine(); - increaseIndent(); + if (emitFlags & 1 /* SingleLine */) { + write(" "); + } + else { + writeLine(); + increaseIndent(); + } if (node.readonlyToken) { - write("readonly "); + emit(node.readonlyToken); + write(" "); } write("["); - emit(node.typeParameter.name); - write(" in "); - emit(node.typeParameter.constraint); + pipelineEmitWithNotification(3 /* MappedTypeParameter */, node.typeParameter); write("]"); - if (node.questionToken) { - write("?"); - } + emitIfPresent(node.questionToken); write(": "); emit(node.type); write(";"); - writeLine(); - decreaseIndent(); + if (emitFlags & 1 /* SingleLine */) { + write(" "); + } + else { + writeLine(); + decreaseIndent(); + } write("}"); } function emitLiteralType(node) { @@ -60744,7 +69191,7 @@ var ts; } function emitBindingElement(node) { emitWithSuffix(node.propertyName, ": "); - writeIfPresent(node.dotDotDotToken, "..."); + emitIfPresent(node.dotDotDotToken); emit(node.name); emitExpressionWithPrefix(" = ", node.initializer); } @@ -60753,39 +69200,30 @@ var ts; // function emitArrayLiteralExpression(node) { var elements = node.elements; - if (elements.length === 0) { - write("[]"); - } - else { - var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; - emitExpressionList(node, elements, 4466 /* ArrayLiteralExpressionElements */ | preferNewLine); - } + var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; + emitExpressionList(node, elements, 4466 /* ArrayLiteralExpressionElements */ | preferNewLine); } function emitObjectLiteralExpression(node) { - var properties = node.properties; - if (properties.length === 0) { - write("{}"); + var indentedFlag = ts.getEmitFlags(node) & 65536 /* Indented */; + if (indentedFlag) { + increaseIndent(); } - else { - var indentedFlag = ts.getEmitFlags(node) & 32768 /* Indented */; - if (indentedFlag) { - increaseIndent(); - } - var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; - var allowTrailingComma = languageVersion >= 1 /* ES5 */ ? 32 /* AllowTrailingComma */ : 0 /* None */; - emitList(node, properties, 978 /* ObjectLiteralExpressionProperties */ | allowTrailingComma | preferNewLine); - if (indentedFlag) { - decreaseIndent(); - } + var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; + var allowTrailingComma = currentSourceFile.languageVersion >= 1 /* ES5 */ ? 32 /* AllowTrailingComma */ : 0 /* None */; + emitList(node, node.properties, 263122 /* ObjectLiteralExpressionProperties */ | allowTrailingComma | preferNewLine); + if (indentedFlag) { + decreaseIndent(); } } function emitPropertyAccessExpression(node) { var indentBeforeDot = false; var indentAfterDot = false; - if (!(ts.getEmitFlags(node) & 65536 /* NoIndentation */)) { + if (!(ts.getEmitFlags(node) & 131072 /* NoIndentation */)) { var dotRangeStart = node.expression.end; - var dotRangeEnd = ts.skipTrivia(currentText, node.expression.end) + 1; - var dotToken = { kind: 22 /* DotToken */, pos: dotRangeStart, end: dotRangeEnd }; + var dotRangeEnd = ts.skipTrivia(currentSourceFile.text, node.expression.end) + 1; + var dotToken = ts.createToken(23 /* DotToken */); + dotToken.pos = dotRangeStart; + dotToken.end = dotRangeEnd; indentBeforeDot = needsIndentation(node, node.expression, dotToken); indentAfterDot = needsIndentation(node, dotToken, node.name); } @@ -60800,18 +69238,20 @@ var ts; // 1..toString is a valid property access, emit a dot after the literal // Also emit a dot if expression is a integer const enum value - it will appear in generated code as numeric literal function needsDotDotForPropertyAccess(expression) { - if (expression.kind === 8 /* NumericLiteral */) { - // check if numeric literal was originally written with a dot + expression = ts.skipPartiallyEmittedExpressions(expression); + if (ts.isNumericLiteral(expression)) { + // check if numeric literal is a decimal literal that was originally written with a dot var text = getLiteralTextOfNode(expression); - return text.indexOf(ts.tokenToString(22 /* DotToken */)) < 0; + return !expression.numericLiteralFlags + && !ts.stringContains(text, ts.tokenToString(23 /* DotToken */)); } else if (ts.isPropertyAccessExpression(expression) || ts.isElementAccessExpression(expression)) { // check if constant enum value is integer var constantValue = ts.getConstantValue(expression); // isFinite handles cases when constantValue is undefined - return isFinite(constantValue) + return typeof constantValue === "number" && isFinite(constantValue) && Math.floor(constantValue) === constantValue - && compilerOptions.removeComments; + && printerOptions.removeComments; } } function emitElementAccessExpression(node) { @@ -60837,11 +69277,9 @@ var ts; emitExpression(node.template); } function emitTypeAssertionExpression(node) { - if (node.type) { - write("<"); - emit(node.type); - write(">"); - } + write("<"); + emit(node.type); + write(">"); emitExpression(node.expression); } function emitParenthesizedExpression(node) { @@ -60861,7 +69299,8 @@ var ts; emitTypeParameters(node, node.typeParameters); emitParametersForArrow(node, node.parameters); emitWithPrefix(": ", node.type); - write(" =>"); + write(" "); + emit(node.equalsGreaterThanToken); } function emitDeleteExpression(node) { write("delete "); @@ -60900,21 +69339,23 @@ var ts; // expression a prefix increment whose operand is a plus expression - (++(+x)) // The same is true of minus of course. var operand = node.operand; - return operand.kind === 190 /* PrefixUnaryExpression */ - && ((node.operator === 36 /* PlusToken */ && (operand.operator === 36 /* PlusToken */ || operand.operator === 42 /* PlusPlusToken */)) - || (node.operator === 37 /* MinusToken */ && (operand.operator === 37 /* MinusToken */ || operand.operator === 43 /* MinusMinusToken */))); + return operand.kind === 192 /* PrefixUnaryExpression */ + && ((node.operator === 37 /* PlusToken */ && (operand.operator === 37 /* PlusToken */ || operand.operator === 43 /* PlusPlusToken */)) + || (node.operator === 38 /* MinusToken */ && (operand.operator === 38 /* MinusToken */ || operand.operator === 44 /* MinusMinusToken */))); } function emitPostfixUnaryExpression(node) { emitExpression(node.operand); writeTokenText(node.operator); } function emitBinaryExpression(node) { - var isCommaOperator = node.operatorToken.kind !== 25 /* CommaToken */; + var isCommaOperator = node.operatorToken.kind !== 26 /* CommaToken */; var indentBeforeOperator = needsIndentation(node, node.left, node.operatorToken); var indentAfterOperator = needsIndentation(node, node.operatorToken, node.right); emitExpression(node.left); increaseIndentIf(indentBeforeOperator, isCommaOperator ? " " : undefined); - writeTokenText(node.operatorToken.kind); + emitLeadingCommentsOfPosition(node.operatorToken.pos); + writeTokenNode(node.operatorToken); + emitTrailingCommentsOfPosition(node.operatorToken.end, /*prefixSpace*/ true); // Binary operators should have a space before the comment starts increaseIndentIf(indentAfterOperator, " "); emitExpression(node.right); decreaseIndentIf(indentBeforeOperator, indentAfterOperator); @@ -60926,12 +69367,12 @@ var ts; var indentAfterColon = needsIndentation(node, node.colonToken, node.whenFalse); emitExpression(node.condition); increaseIndentIf(indentBeforeQuestion, " "); - write("?"); + emit(node.questionToken); increaseIndentIf(indentAfterQuestion, " "); emitExpression(node.whenTrue); decreaseIndentIf(indentBeforeQuestion, indentAfterQuestion); increaseIndentIf(indentBeforeColon, " "); - write(":"); + emit(node.colonToken); increaseIndentIf(indentAfterColon, " "); emitExpression(node.whenFalse); decreaseIndentIf(indentBeforeColon, indentAfterColon); @@ -60941,7 +69382,8 @@ var ts; emitList(node, node.templateSpans, 131072 /* TemplateExpressionSpans */); } function emitYieldExpression(node) { - write(node.asteriskToken ? "yield*" : "yield"); + write("yield"); + emit(node.asteriskToken); emitExpressionWithPrefix(" ", node.expression); } function emitSpreadExpression(node) { @@ -60966,6 +69408,11 @@ var ts; emitExpression(node.expression); write("!"); } + function emitMetaProperty(node) { + writeToken(node.keywordToken, node.pos); + write("."); + emit(node.name); + } // // Misc // @@ -60977,24 +69424,17 @@ var ts; // Statements // function emitBlock(node) { - if (isSingleLineEmptyBlock(node)) { - writeToken(16 /* OpenBraceToken */, node.pos, /*contextNode*/ node); - write(" "); - writeToken(17 /* CloseBraceToken */, node.statements.end, /*contextNode*/ node); - } - else { - writeToken(16 /* OpenBraceToken */, node.pos, /*contextNode*/ node); - emitBlockStatements(node); - writeToken(17 /* CloseBraceToken */, node.statements.end, /*contextNode*/ node); - } + writeToken(17 /* OpenBraceToken */, node.pos, /*contextNode*/ node); + emitBlockStatements(node, /*forceSingleLine*/ !node.multiLine && isEmptyBlock(node)); + // We have to call emitLeadingComments explicitly here because otherwise leading comments of the close brace token will not be emitted + increaseIndent(); + emitLeadingCommentsOfPosition(node.statements.end); + decreaseIndent(); + writeToken(18 /* CloseBraceToken */, node.statements.end, /*contextNode*/ node); } - function emitBlockStatements(node) { - if (ts.getEmitFlags(node) & 1 /* SingleLine */) { - emitList(node, node.statements, 384 /* SingleLineBlockStatements */); - } - else { - emitList(node, node.statements, 65 /* MultiLineBlockStatements */); - } + function emitBlockStatements(node, forceSingleLine) { + var format = forceSingleLine || ts.getEmitFlags(node) & 1 /* SingleLine */ ? 384 /* SingleLineBlockStatements */ : 65 /* MultiLineBlockStatements */; + emitList(node, node.statements, format); } function emitVariableStatement(node) { emitModifiers(node, node.modifiers); @@ -61009,16 +69449,16 @@ var ts; write(";"); } function emitIfStatement(node) { - var openParenPos = writeToken(89 /* IfKeyword */, node.pos, node); + var openParenPos = writeToken(90 /* IfKeyword */, node.pos, node); write(" "); - writeToken(18 /* OpenParenToken */, openParenPos, node); + writeToken(19 /* OpenParenToken */, openParenPos, node); emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end, node); + writeToken(20 /* CloseParenToken */, node.expression.end, node); emitEmbeddedStatement(node, node.thenStatement); if (node.elseStatement) { writeLineOrSpace(node); - writeToken(81 /* ElseKeyword */, node.thenStatement.end, node); - if (node.elseStatement.kind === 208 /* IfStatement */) { + writeToken(82 /* ElseKeyword */, node.thenStatement.end, node); + if (node.elseStatement.kind === 211 /* IfStatement */) { write(" "); emit(node.elseStatement); } @@ -61047,9 +69487,9 @@ var ts; emitEmbeddedStatement(node, node.statement); } function emitForStatement(node) { - var openParenPos = writeToken(87 /* ForKeyword */, node.pos); + var openParenPos = writeToken(88 /* ForKeyword */, node.pos); write(" "); - writeToken(18 /* OpenParenToken */, openParenPos, /*contextNode*/ node); + writeToken(19 /* OpenParenToken */, openParenPos, /*contextNode*/ node); emitForBinding(node.initializer); write(";"); emitExpressionWithPrefix(" ", node.condition); @@ -61059,28 +69499,29 @@ var ts; emitEmbeddedStatement(node, node.statement); } function emitForInStatement(node) { - var openParenPos = writeToken(87 /* ForKeyword */, node.pos); + var openParenPos = writeToken(88 /* ForKeyword */, node.pos); write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); + writeToken(19 /* OpenParenToken */, openParenPos); emitForBinding(node.initializer); write(" in "); emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end); + writeToken(20 /* CloseParenToken */, node.expression.end); emitEmbeddedStatement(node, node.statement); } function emitForOfStatement(node) { - var openParenPos = writeToken(87 /* ForKeyword */, node.pos); + var openParenPos = writeToken(88 /* ForKeyword */, node.pos); write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); + emitWithSuffix(node.awaitModifier, " "); + writeToken(19 /* OpenParenToken */, openParenPos); emitForBinding(node.initializer); write(" of "); emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end); + writeToken(20 /* CloseParenToken */, node.expression.end); emitEmbeddedStatement(node, node.statement); } function emitForBinding(node) { if (node !== undefined) { - if (node.kind === 224 /* VariableDeclarationList */) { + if (node.kind === 227 /* VariableDeclarationList */) { emit(node); } else { @@ -61089,17 +69530,28 @@ var ts; } } function emitContinueStatement(node) { - writeToken(76 /* ContinueKeyword */, node.pos); + writeToken(77 /* ContinueKeyword */, node.pos); emitWithPrefix(" ", node.label); write(";"); } function emitBreakStatement(node) { - writeToken(71 /* BreakKeyword */, node.pos); + writeToken(72 /* BreakKeyword */, node.pos); emitWithPrefix(" ", node.label); write(";"); } + function emitTokenWithComment(token, pos, contextNode) { + var node = contextNode && ts.getParseTreeNode(contextNode); + if (node && node.kind === contextNode.kind) { + pos = ts.skipTrivia(currentSourceFile.text, pos); + } + pos = writeToken(token, pos, /*contextNode*/ contextNode); + if (node && node.kind === contextNode.kind) { + emitTrailingCommentsOfPosition(pos, /*prefixSpace*/ true); + } + return pos; + } function emitReturnStatement(node) { - writeToken(95 /* ReturnKeyword */, node.pos, /*contextNode*/ node); + emitTokenWithComment(96 /* ReturnKeyword */, node.pos, /*contextNode*/ node); emitExpressionWithPrefix(" ", node.expression); write(";"); } @@ -61110,11 +69562,11 @@ var ts; emitEmbeddedStatement(node, node.statement); } function emitSwitchStatement(node) { - var openParenPos = writeToken(97 /* SwitchKeyword */, node.pos); + var openParenPos = writeToken(98 /* SwitchKeyword */, node.pos); write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); + writeToken(19 /* OpenParenToken */, openParenPos); emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end); + writeToken(20 /* CloseParenToken */, node.expression.end); write(" "); emit(node.caseBlock); } @@ -61142,7 +69594,7 @@ var ts; } } function emitDebuggerStatement(node) { - writeToken(77 /* DebuggerKeyword */, node.pos); + writeToken(78 /* DebuggerKeyword */, node.pos); write(";"); } // @@ -61163,28 +69615,42 @@ var ts; function emitFunctionDeclarationOrExpression(node) { emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); - write(node.asteriskToken ? "function* " : "function "); + write("function"); + emitIfPresent(node.asteriskToken); + write(" "); emitIdentifierName(node.name); emitSignatureAndBody(node, emitSignatureHead); } + function emitBlockCallback(_hint, body) { + emitBlockFunctionBody(body); + } function emitSignatureAndBody(node, emitSignatureHead) { var body = node.body; if (body) { if (ts.isBlock(body)) { - var indentedFlag = ts.getEmitFlags(node) & 32768 /* Indented */; + var indentedFlag = ts.getEmitFlags(node) & 65536 /* Indented */; if (indentedFlag) { increaseIndent(); } - if (ts.getEmitFlags(node) & 262144 /* ReuseTempVariableScope */) { + if (ts.getEmitFlags(node) & 524288 /* ReuseTempVariableScope */) { emitSignatureHead(node); - emitBlockFunctionBody(body); + if (onEmitNode) { + onEmitNode(4 /* Unspecified */, body, emitBlockCallback); + } + else { + emitBlockFunctionBody(body); + } } else { - var savedTempFlags = tempFlags; - tempFlags = 0; + pushNameGenerationScope(); emitSignatureHead(node); - emitBlockFunctionBody(body); - tempFlags = savedTempFlags; + if (onEmitNode) { + onEmitNode(4 /* Unspecified */, body, emitBlockCallback); + } + else { + emitBlockFunctionBody(body); + } + popNameGenerationScope(); } if (indentedFlag) { decreaseIndent(); @@ -61239,11 +69705,17 @@ var ts; function emitBlockFunctionBody(body) { write(" {"); increaseIndent(); - emitBodyWithDetachedComments(body, body.statements, shouldEmitBlockFunctionBodyOnSingleLine(body) + var emitBlockFunctionBody = shouldEmitBlockFunctionBodyOnSingleLine(body) ? emitBlockFunctionBodyOnSingleLine - : emitBlockFunctionBodyWorker); + : emitBlockFunctionBodyWorker; + if (emitBodyWithDetachedComments) { + emitBodyWithDetachedComments(body, body.statements, emitBlockFunctionBody); + } + else { + emitBlockFunctionBody(body); + } decreaseIndent(); - writeToken(17 /* CloseBraceToken */, body.statements.end, body); + writeToken(18 /* CloseBraceToken */, body.statements.end, body); } function emitBlockFunctionBodyOnSingleLine(body) { emitBlockFunctionBodyWorker(body, /*emitBlockFunctionBodyOnSingleLine*/ true); @@ -61251,8 +69723,9 @@ var ts; function emitBlockFunctionBodyWorker(body, emitBlockFunctionBodyOnSingleLine) { // Emit all the prologue directives (like "use strict"). var statementOffset = emitPrologueDirectives(body.statements, /*startWithNewLine*/ true); - var helpersEmitted = emitHelpers(body); - if (statementOffset === 0 && !helpersEmitted && emitBlockFunctionBodyOnSingleLine) { + var pos = writer.getTextPos(); + emitHelpersIndirect(body); + if (statementOffset === 0 && pos === writer.getTextPos() && emitBlockFunctionBodyOnSingleLine) { decreaseIndent(); emitList(body, body.statements, 384 /* SingleLineFunctionBodyStatements */); increaseIndent(); @@ -61269,21 +69742,20 @@ var ts; emitModifiers(node, node.modifiers); write("class"); emitNodeWithPrefix(" ", node.name, emitIdentifierName); - var indentedFlag = ts.getEmitFlags(node) & 32768 /* Indented */; + var indentedFlag = ts.getEmitFlags(node) & 65536 /* Indented */; if (indentedFlag) { increaseIndent(); } emitTypeParameters(node, node.typeParameters); emitList(node, node.heritageClauses, 256 /* ClassHeritageClauses */); - var savedTempFlags = tempFlags; - tempFlags = 0; + pushNameGenerationScope(); write(" {"); emitList(node, node.members, 65 /* ClassMembers */); write("}"); + popNameGenerationScope(); if (indentedFlag) { decreaseIndent(); } - tempFlags = savedTempFlags; } function emitInterfaceDeclaration(node) { emitDecorators(node, node.decorators); @@ -61310,19 +69782,20 @@ var ts; emitModifiers(node, node.modifiers); write("enum "); emit(node.name); - var savedTempFlags = tempFlags; - tempFlags = 0; + pushNameGenerationScope(); write(" {"); emitList(node, node.members, 81 /* EnumMembers */); write("}"); - tempFlags = savedTempFlags; + popNameGenerationScope(); } function emitModuleDeclaration(node) { emitModifiers(node, node.modifiers); - write(node.flags & 16 /* Namespace */ ? "namespace " : "module "); + if (~node.flags & 512 /* GlobalAugmentation */) { + write(node.flags & 16 /* Namespace */ ? "namespace " : "module "); + } emit(node.name); var body = node.body; - while (body.kind === 230 /* ModuleDeclaration */) { + while (body.kind === 233 /* ModuleDeclaration */) { write("."); emit(body.name); body = body.body; @@ -61331,23 +69804,16 @@ var ts; emit(body); } function emitModuleBlock(node) { - if (isEmptyBlock(node)) { - write("{ }"); - } - else { - var savedTempFlags = tempFlags; - tempFlags = 0; - write("{"); - increaseIndent(); - emitBlockStatements(node); - write("}"); - tempFlags = savedTempFlags; - } + pushNameGenerationScope(); + write("{"); + emitBlockStatements(node, /*forceSingleLine*/ isEmptyBlock(node)); + write("}"); + popNameGenerationScope(); } function emitCaseBlock(node) { - writeToken(16 /* OpenBraceToken */, node.pos); + writeToken(17 /* OpenBraceToken */, node.pos); emitList(node, node.clauses, 65 /* CaseBlockClauses */); - writeToken(17 /* CloseBraceToken */, node.clauses.end); + writeToken(18 /* CloseBraceToken */, node.clauses.end); } function emitImportEqualsDeclaration(node) { emitModifiers(node, node.modifiers); @@ -61358,7 +69824,7 @@ var ts; write(";"); } function emitModuleReference(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { emitExpression(node); } else { @@ -61411,6 +69877,11 @@ var ts; } write(";"); } + function emitNamespaceExportDeclaration(node) { + write("export as namespace "); + emit(node.name); + write(";"); + } function emitNamedExports(node) { emitNamedImportsOrExports(node); } @@ -61449,14 +69920,20 @@ var ts; write("<"); emitJsxTagName(node.tagName); write(" "); - emitList(node, node.attributes, 131328 /* JsxElementAttributes */); + // We are checking here so we won't re-enter the emiting pipeline and emit extra sourcemap + if (node.attributes.properties && node.attributes.properties.length > 0) { + emit(node.attributes); + } write("/>"); } function emitJsxOpeningElement(node) { write("<"); emitJsxTagName(node.tagName); - writeIfAny(node.attributes, " "); - emitList(node, node.attributes, 131328 /* JsxElementAttributes */); + writeIfAny(node.attributes.properties, " "); + // We are checking here so we won't re-enter the emitting pipeline and emit extra sourcemap + if (node.attributes.properties && node.attributes.properties.length > 0) { + emit(node.attributes); + } write(">"); } function emitJsxText(node) { @@ -61467,6 +69944,9 @@ var ts; emitJsxTagName(node.tagName); write(">"); } + function emitJsxAttributes(node) { + emitList(node, node.properties, 131328 /* JsxElementAttributes */); + } function emitJsxAttribute(node) { emit(node.name); emitWithPrefix("=", node.initializer); @@ -61479,12 +69959,13 @@ var ts; function emitJsxExpression(node) { if (node.expression) { write("{"); + emitIfPresent(node.dotDotDotToken); emitExpression(node.expression); write("}"); } } function emitJsxTagName(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { emitExpression(node); } else { @@ -61511,13 +69992,27 @@ var ts; ts.nodeIsSynthesized(parentNode) || ts.nodeIsSynthesized(statements[0]) || ts.rangeStartPositionsAreOnSameLine(parentNode, statements[0], currentSourceFile)); + // e.g: + // case 0: // Zero + // case 1: // One + // case 2: // two + // return "hi"; + // If there is no statements, emitNodeWithComments of the parentNode which is caseClause will take care of trailing comment. + // So in example above, comment "// Zero" and "// One" will be emit in emitTrailingComments in emitNodeWithComments. + // However, for "case 2", because parentNode which is caseClause has an "end" property to be end of the statements (in this case return statement) + // comment "// two" will not be emitted in emitNodeWithComments. + // Therefore, we have to do the check here to emit such comment. + if (statements.length > 0) { + // We use emitTrailingCommentsOfPosition instead of emitLeadingCommentsOfPosition because leading comments is defined as comments before the node after newline character separating it from previous line + // Note: we can't use parentNode.end as such position includes statements. + emitTrailingCommentsOfPosition(statements.pos); + } + var format = 81985 /* CaseOrDefaultClauseStatements */; if (emitAsSingleStatement) { write(" "); - emit(statements[0]); - } - else { - emitList(parentNode, statements, 81985 /* CaseOrDefaultClauseStatements */); + format &= ~(1 /* MultiLine */ | 64 /* Indented */); } + emitList(parentNode, statements, format); } function emitHeritageClause(node) { write(" "); @@ -61526,13 +70021,14 @@ var ts; emitList(node, node.types, 272 /* HeritageClauseTypes */); } function emitCatchClause(node) { - writeLine(); - var openParenPos = writeToken(73 /* CatchKeyword */, node.pos); - write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); - emit(node.variableDeclaration); - writeToken(19 /* CloseParenToken */, node.variableDeclaration ? node.variableDeclaration.end : openParenPos); + var openParenPos = writeToken(74 /* CatchKeyword */, node.pos); write(" "); + if (node.variableDeclaration) { + writeToken(19 /* OpenParenToken */, openParenPos); + emit(node.variableDeclaration); + writeToken(20 /* CloseParenToken */, node.variableDeclaration.end); + write(" "); + } emit(node.block); } // @@ -61549,7 +70045,7 @@ var ts; // "comment1" is not considered to be leading comment for node.initializer // but rather a trailing comment on the previous node. var initializer = node.initializer; - if ((ts.getEmitFlags(initializer) & 512 /* NoLeadingComments */) === 0) { + if (emitTrailingCommentsOfPosition && (ts.getEmitFlags(initializer) & 512 /* NoLeadingComments */) === 0) { var commentRange = ts.getCommentRange(initializer); emitTrailingCommentsOfPosition(commentRange.pos); } @@ -61580,33 +70076,53 @@ var ts; // function emitSourceFile(node) { writeLine(); - emitShebang(); - emitBodyWithDetachedComments(node, node.statements, emitSourceFileWorker); + var statements = node.statements; + if (emitBodyWithDetachedComments) { + // Emit detached comment if there are no prologue directives or if the first node is synthesized. + // The synthesized node will have no leading comment so some comments may be missed. + var shouldEmitDetachedComment = statements.length === 0 || + !ts.isPrologueDirective(statements[0]) || + ts.nodeIsSynthesized(statements[0]); + if (shouldEmitDetachedComment) { + emitBodyWithDetachedComments(node, statements, emitSourceFileWorker); + return; + } + } + emitSourceFileWorker(node); } function emitSourceFileWorker(node) { var statements = node.statements; - var statementOffset = emitPrologueDirectives(statements); - var savedTempFlags = tempFlags; - tempFlags = 0; - emitHelpers(node); - emitList(node, statements, 1 /* MultiLine */, statementOffset); - tempFlags = savedTempFlags; + pushNameGenerationScope(); + emitHelpersIndirect(node); + var index = ts.findIndex(statements, function (statement) { return !ts.isPrologueDirective(statement); }); + emitList(node, statements, 1 /* MultiLine */, index === -1 ? statements.length : index); + popNameGenerationScope(); } // Transformation nodes function emitPartiallyEmittedExpression(node) { emitExpression(node.expression); } + function emitCommaList(node) { + emitExpressionList(node, node.elements, 272 /* CommaListElements */); + } /** * Emits any prologue directives at the start of a Statement list, returning the * number of prologue directives written to the output. */ - function emitPrologueDirectives(statements, startWithNewLine) { + function emitPrologueDirectives(statements, startWithNewLine, seenPrologueDirectives) { for (var i = 0; i < statements.length; i++) { - if (ts.isPrologueDirective(statements[i])) { - if (startWithNewLine || i > 0) { - writeLine(); + var statement = statements[i]; + if (ts.isPrologueDirective(statement)) { + var shouldEmitPrologueDirective = seenPrologueDirectives ? !seenPrologueDirectives.has(statement.expression.text) : true; + if (shouldEmitPrologueDirective) { + if (startWithNewLine || i > 0) { + writeLine(); + } + emit(statement); + if (seenPrologueDirectives) { + seenPrologueDirectives.set(statement.expression.text, true); + } } - emit(statements[i]); } else { // return index of the first non prologue directive @@ -61615,84 +70131,45 @@ var ts; } return statements.length; } - function emitHelpers(node, isBundle) { - var sourceFile = ts.isSourceFile(node) ? node : currentSourceFile; - var shouldSkip = compilerOptions.noEmitHelpers || (sourceFile && ts.getExternalHelpersModuleName(sourceFile) !== undefined); - var shouldBundle = ts.isSourceFile(node) && !isOwnFileEmit; - var helpersEmitted = false; - var helpers = ts.getEmitHelpers(node); - if (helpers) { - for (var _a = 0, _b = ts.stableSort(helpers, ts.compareEmitHelpers); _a < _b.length; _a++) { - var helper = _b[_a]; - if (!helper.scoped) { - // Skip the helper if it can be skipped and the noEmitHelpers compiler - // option is set, or if it can be imported and the importHelpers compiler - // option is set. - if (shouldSkip) - continue; - // Skip the helper if it can be bundled but hasn't already been emitted and we - // are emitting a bundled module. - if (shouldBundle) { - if (bundledHelpers[helper.name]) { - continue; - } - bundledHelpers[helper.name] = true; - } - } - else if (isBundle) { - // Skip the helper if it is scoped and we are emitting bundled helpers - continue; - } - writeLines(helper.text); - helpersEmitted = true; - } + function emitPrologueDirectivesIfNeeded(sourceFileOrBundle) { + if (ts.isSourceFile(sourceFileOrBundle)) { + setSourceFile(sourceFileOrBundle); + emitPrologueDirectives(sourceFileOrBundle.statements); } - if (helpersEmitted) { - writeLine(); + else { + var seenPrologueDirectives = ts.createMap(); + for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + setSourceFile(sourceFile); + emitPrologueDirectives(sourceFile.statements, /*startWithNewLine*/ true, seenPrologueDirectives); + } } - return helpersEmitted; } - function writeLines(text) { - var lines = text.split(/\r\n?|\n/g); - var indentation = guessIndentation(lines); - for (var i = 0; i < lines.length; i++) { - var line = indentation ? lines[i].slice(indentation) : lines[i]; - if (line.length) { - if (i > 0) { - writeLine(); - } - write(line); + function emitShebangIfNeeded(sourceFileOrBundle) { + if (ts.isSourceFile(sourceFileOrBundle)) { + var shebang = ts.getShebang(sourceFileOrBundle.text); + if (shebang) { + write(shebang); + writeLine(); + return true; } } - } - function guessIndentation(lines) { - var indentation; - for (var _a = 0, lines_1 = lines; _a < lines_1.length; _a++) { - var line = lines_1[_a]; - for (var i = 0; i < line.length && (indentation === undefined || i < indentation); i++) { - if (!ts.isWhiteSpace(line.charCodeAt(i))) { - if (indentation === undefined || i < indentation) { - indentation = i; - break; - } + else { + for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + // Emit only the first encountered shebang + if (emitShebangIfNeeded(sourceFile)) { + break; } } } - return indentation; } // // Helpers // - function emitShebang() { - var shebang = ts.getShebang(currentText); - if (shebang) { - write(shebang); - writeLine(); - } - } function emitModifiers(node, modifiers) { if (modifiers && modifiers.length) { - emitList(node, modifiers, 256 /* Modifiers */); + emitList(node, modifiers, 131328 /* Modifiers */); write(" "); } } @@ -61738,12 +70215,25 @@ var ts; function emitParameters(parentNode, parameters) { emitList(parentNode, parameters, 1360 /* Parameters */); } + function canEmitSimpleArrowHead(parentNode, parameters) { + var parameter = ts.singleOrUndefined(parameters); + return parameter + && parameter.pos === parentNode.pos // may not have parsed tokens between parent and parameter + && !(ts.isArrowFunction(parentNode) && parentNode.type) // arrow function may not have return type annotation + && !ts.some(parentNode.decorators) // parent may not have decorators + && !ts.some(parentNode.modifiers) // parent may not have modifiers + && !ts.some(parentNode.typeParameters) // parent may not have type parameters + && !ts.some(parameter.decorators) // parameter may not have decorators + && !ts.some(parameter.modifiers) // parameter may not have modifiers + && !parameter.dotDotDotToken // parameter may not be rest + && !parameter.questionToken // parameter may not be optional + && !parameter.type // parameter may not have a type annotation + && !parameter.initializer // parameter may not have an initializer + && ts.isIdentifier(parameter.name); // parameter name must be identifier + } function emitParametersForArrow(parentNode, parameters) { - if (parameters && - parameters.length === 1 && - parameters[0].type === undefined && - parameters[0].pos === parentNode.pos) { - emit(parameters[0]); + if (canEmitSimpleArrowHead(parentNode, parameters)) { + emitList(parentNode, parameters, 1360 /* Parameters */ & ~1024 /* Parenthesis */); } else { emitParameters(parentNode, parameters); @@ -61765,19 +70255,28 @@ var ts; if (isUndefined && format & 8192 /* OptionalIfUndefined */) { return; } - var isEmpty = isUndefined || children.length === 0 || start >= children.length || count === 0; + var isEmpty = isUndefined || start >= children.length || count === 0; if (isEmpty && format & 16384 /* OptionalIfEmpty */) { + if (onBeforeEmitNodeArray) { + onBeforeEmitNodeArray(children); + } + if (onAfterEmitNodeArray) { + onAfterEmitNodeArray(children); + } return; } if (format & 7680 /* BracketsMask */) { write(getOpeningBracket(format)); } + if (onBeforeEmitNodeArray) { + onBeforeEmitNodeArray(children); + } if (isEmpty) { // Write a line terminator if the parent node was multi-line if (format & 1 /* MultiLine */) { writeLine(); } - else if (format & 128 /* SpaceBetweenBraces */) { + else if (format & 128 /* SpaceBetweenBraces */ && !(format & 262144 /* NoSpaceIfEmpty */)) { write(" "); } } @@ -61804,6 +70303,15 @@ var ts; var child = children[start + i]; // Write the delimiter if this is not the first node. if (previousSibling) { + // i.e + // function commentedParameters( + // /* Parameter a */ + // a + // /* End of parameter a */ -> this comment isn't considered to be trailing comment of parameter "a" due to newline + // , + if (delimiter && previousSibling.end !== parentNode.end) { + emitLeadingCommentsOfPosition(previousSibling.end); + } write(delimiter); // Write either a line terminator or whitespace to separate the elements. if (shouldWriteSeparatingLineTerminator(previousSibling, child, format)) { @@ -61820,14 +70328,16 @@ var ts; write(" "); } } + // Emit this child. if (shouldEmitInterveningComments) { - var commentRange = ts.getCommentRange(child); - emitTrailingCommentsOfPosition(commentRange.pos); + if (emitTrailingCommentsOfPosition) { + var commentRange = ts.getCommentRange(child); + emitTrailingCommentsOfPosition(commentRange.pos); + } } else { shouldEmitInterveningComments = mayEmitInterveningComments; } - // Emit this child. emit(child); if (shouldDecreaseIndentAfterEmit) { decreaseIndent(); @@ -61840,6 +70350,15 @@ var ts; if (format & 16 /* CommaDelimited */ && hasTrailingComma) { write(","); } + // Emit any trailing comment of the last element in the list + // i.e + // var array = [... + // 2 + // /* end of element 2 */ + // ]; + if (previousSibling && delimiter && previousSibling.end !== parentNode.end && !(ts.getEmitFlags(previousSibling) & 1024 /* NoTrailingComments */)) { + emitLeadingCommentsOfPosition(previousSibling.end); + } // Decrease the indent, if requested. if (format & 64 /* Indented */) { decreaseIndent(); @@ -61852,36 +70371,84 @@ var ts; write(" "); } } + if (onAfterEmitNodeArray) { + onAfterEmitNodeArray(children); + } if (format & 7680 /* BracketsMask */) { write(getClosingBracket(format)); } } - function writeLineOrSpace(node) { - if (ts.getEmitFlags(node) & 1 /* SingleLine */) { - write(" "); - } - else { - writeLine(); - } + function write(s) { + writer.write(s); } - function writeIfAny(nodes, text) { - if (nodes && nodes.length > 0) { - write(text); - } + function writeLine() { + writer.writeLine(); } - function writeIfPresent(node, text) { - if (node !== undefined) { + function increaseIndent() { + writer.increaseIndent(); + } + function decreaseIndent() { + writer.decreaseIndent(); + } + function writeIfAny(nodes, text) { + if (ts.some(nodes)) { write(text); } } function writeToken(token, pos, contextNode) { - return emitTokenWithSourceMap(contextNode, token, pos, writeTokenText); + return onEmitSourceMapOfToken + ? onEmitSourceMapOfToken(contextNode, token, pos, writeTokenText) + : writeTokenText(token, pos); + } + function writeTokenNode(node) { + if (onBeforeEmitToken) { + onBeforeEmitToken(node); + } + write(ts.tokenToString(node.kind)); + if (onAfterEmitToken) { + onAfterEmitToken(node); + } } function writeTokenText(token, pos) { var tokenString = ts.tokenToString(token); write(tokenString); return pos < 0 ? pos : pos + tokenString.length; } + function writeLineOrSpace(node) { + if (ts.getEmitFlags(node) & 1 /* SingleLine */) { + write(" "); + } + else { + writeLine(); + } + } + function writeLines(text) { + var lines = text.split(/\r\n?|\n/g); + var indentation = guessIndentation(lines); + for (var i = 0; i < lines.length; i++) { + var line = indentation ? lines[i].slice(indentation) : lines[i]; + if (line.length) { + writeLine(); + write(line); + writeLine(); + } + } + } + function guessIndentation(lines) { + var indentation; + for (var _a = 0, lines_1 = lines; _a < lines_1.length; _a++) { + var line = lines_1[_a]; + for (var i = 0; i < line.length && (indentation === undefined || i < indentation); i++) { + if (!ts.isWhiteSpaceLike(line.charCodeAt(i))) { + if (indentation === undefined || i < indentation) { + indentation = i; + break; + } + } + } + } + return indentation; + } function increaseIndentIf(value, valueToWriteWhenNotIndenting) { if (value) { increaseIndent(); @@ -61991,18 +70558,22 @@ var ts; && !ts.nodeIsSynthesized(node2) && !ts.rangeEndIsOnSameLineAsRangeStart(node1, node2, currentSourceFile); } + function isEmptyBlock(block) { + return block.statements.length === 0 + && ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile); + } function skipSynthesizedParentheses(node) { - while (node.kind === 183 /* ParenthesizedExpression */ && ts.nodeIsSynthesized(node)) { + while (node.kind === 185 /* ParenthesizedExpression */ && ts.nodeIsSynthesized(node)) { node = node.expression; } return node; } function getTextOfNode(node, includeTrivia) { if (ts.isGeneratedIdentifier(node)) { - return getGeneratedIdentifier(node); + return generateName(node); } else if (ts.isIdentifier(node) && (ts.nodeIsSynthesized(node) || !node.parent)) { - return ts.unescapeIdentifier(node.text); + return ts.idText(node); } else if (node.kind === 9 /* StringLiteral */ && node.textSourceNode) { return getTextOfNode(node.textSourceNode, includeTrivia); @@ -62016,32 +70587,68 @@ var ts; if (node.kind === 9 /* StringLiteral */ && node.textSourceNode) { var textSourceNode = node.textSourceNode; if (ts.isIdentifier(textSourceNode)) { - return "\"" + ts.escapeNonAsciiCharacters(ts.escapeString(getTextOfNode(textSourceNode))) + "\""; + return ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */ ? + "\"" + ts.escapeString(getTextOfNode(textSourceNode)) + "\"" : + "\"" + ts.escapeNonAsciiString(getTextOfNode(textSourceNode)) + "\""; } else { return getLiteralTextOfNode(textSourceNode); } } - return ts.getLiteralText(node, currentSourceFile, languageVersion); + return ts.getLiteralText(node, currentSourceFile); } - function isSingleLineEmptyBlock(block) { - return !block.multiLine - && isEmptyBlock(block); + /** + * Push a new name generation scope. + */ + function pushNameGenerationScope() { + tempFlagsStack.push(tempFlags); + tempFlags = 0; } - function isEmptyBlock(block) { - return block.statements.length === 0 - && ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile); + /** + * Pop the current name generation scope. + */ + function popNameGenerationScope() { + tempFlags = tempFlagsStack.pop(); + } + /** + * Generate the text for a generated identifier. + */ + function generateName(name) { + if (name.autoGenerateKind === 4 /* Node */) { + // Node names generate unique names based on their original node + // and are cached based on that node's id. + var node = getNodeForGeneratedName(name); + return generateNameCached(node); + } + else { + // Auto, Loop, and Unique names are cached based on their unique + // autoGenerateId. + var autoGenerateId = name.autoGenerateId; + return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = makeName(name)); + } + } + function generateNameCached(node) { + var nodeId = ts.getNodeId(node); + return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = generateNameForNode(node)); } + /** + * Returns a value indicating whether a name is unique globally, within the current file, + * or within the NameGenerator. + */ function isUniqueName(name) { - return !resolver.hasGlobalName(name) && - !ts.hasProperty(currentFileIdentifiers, name) && - !ts.hasProperty(generatedNameSet, name); + return !(hasGlobalName && hasGlobalName(name)) + && !currentSourceFile.identifiers.has(name) + && !generatedNames.has(name); } + /** + * Returns a value indicating whether a name is unique within a container. + */ function isUniqueLocalName(name, container) { for (var node = container; ts.isNodeDescendantOf(node, container); node = node.nextContainer) { - if (node.locals && ts.hasProperty(node.locals, name)) { + if (node.locals) { + var local = node.locals.get(ts.escapeLeadingUnderscores(name)); // We conservatively include alias symbols to cover cases where they're emitted as locals - if (node.locals[name].flags & (107455 /* Value */ | 1048576 /* ExportValue */ | 8388608 /* Alias */)) { + if (local && local.flags & (107455 /* Value */ | 1048576 /* ExportValue */ | 2097152 /* Alias */)) { return false; } } @@ -62049,16 +70656,16 @@ var ts; return true; } /** - * Return the next available name in the pattern _a ... _z, _0, _1, ... - * TempFlags._i or TempFlags._n may be used to express a preference for that dedicated name. - * Note that names generated by makeTempVariableName and makeUniqueName will never conflict. - */ + * Return the next available name in the pattern _a ... _z, _0, _1, ... + * TempFlags._i or TempFlags._n may be used to express a preference for that dedicated name. + * Note that names generated by makeTempVariableName and makeUniqueName will never conflict. + */ function makeTempVariableName(flags) { if (flags && !(tempFlags & flags)) { - var name_41 = flags === 268435456 /* _i */ ? "_i" : "_n"; - if (isUniqueName(name_41)) { + var name = flags === 268435456 /* _i */ ? "_i" : "_n"; + if (isUniqueName(name)) { tempFlags |= flags; - return name_41; + return name; } } while (true) { @@ -62066,19 +70673,21 @@ var ts; tempFlags++; // Skip over 'i' and 'n' if (count !== 8 && count !== 13) { - var name_42 = count < 26 + var name = count < 26 ? "_" + String.fromCharCode(97 /* a */ + count) : "_" + (count - 26); - if (isUniqueName(name_42)) { - return name_42; + if (isUniqueName(name)) { + return name; } } } } - // Generate a name that is unique within the current file and doesn't conflict with any names - // in global scope. The name is formed by adding an '_n' suffix to the specified base name, - // where n is a positive integer. Note that names generated by makeTempVariableName and - // makeUniqueName are guaranteed to never conflict. + /** + * Generate a name that is unique within the current file and doesn't conflict with any names + * in global scope. The name is formed by adding an '_n' suffix to the specified base name, + * where n is a positive integer. Note that names generated by makeTempVariableName and + * makeUniqueName are guaranteed to never conflict. + */ function makeUniqueName(baseName) { // Find the first unique 'name_n', where n is a positive number if (baseName.charCodeAt(baseName.length - 1) !== 95 /* _ */) { @@ -62088,73 +70697,90 @@ var ts; while (true) { var generatedName = baseName + i; if (isUniqueName(generatedName)) { - return generatedNameSet[generatedName] = generatedName; + generatedNames.set(generatedName, true); + return generatedName; } i++; } } + /** + * Generates a unique name for a ModuleDeclaration or EnumDeclaration. + */ function generateNameForModuleOrEnum(node) { var name = getTextOfNode(node.name); // Use module/enum name itself if it is unique, otherwise make a unique variation return isUniqueLocalName(name, node) ? name : makeUniqueName(name); } + /** + * Generates a unique name for an ImportDeclaration or ExportDeclaration. + */ function generateNameForImportOrExportDeclaration(node) { var expr = ts.getExternalModuleName(node); - var baseName = expr.kind === 9 /* StringLiteral */ ? - ts.escapeIdentifier(ts.makeIdentifierFromModuleName(expr.text)) : "module"; + var baseName = ts.isStringLiteral(expr) ? + ts.makeIdentifierFromModuleName(expr.text) : "module"; return makeUniqueName(baseName); } + /** + * Generates a unique name for a default export. + */ function generateNameForExportDefault() { return makeUniqueName("default"); } + /** + * Generates a unique name for a class expression. + */ function generateNameForClassExpression() { return makeUniqueName("class"); } + function generateNameForMethodOrAccessor(node) { + if (ts.isIdentifier(node.name)) { + return generateNameCached(node.name); + } + return makeTempVariableName(0 /* Auto */); + } /** * Generates a unique name from a node. - * - * @param node A node. */ function generateNameForNode(node) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return makeUniqueName(getTextOfNode(node)); - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: + case 233 /* ModuleDeclaration */: + case 232 /* EnumDeclaration */: return generateNameForModuleOrEnum(node); - case 235 /* ImportDeclaration */: - case 241 /* ExportDeclaration */: + case 238 /* ImportDeclaration */: + case 244 /* ExportDeclaration */: return generateNameForImportOrExportDeclaration(node); - case 225 /* FunctionDeclaration */: - case 226 /* ClassDeclaration */: - case 240 /* ExportAssignment */: + case 228 /* FunctionDeclaration */: + case 229 /* ClassDeclaration */: + case 243 /* ExportAssignment */: return generateNameForExportDefault(); - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: return generateNameForClassExpression(); + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return generateNameForMethodOrAccessor(node); default: return makeTempVariableName(0 /* Auto */); } } /** * Generates a unique identifier for a node. - * - * @param name A generated name. */ - function generateName(name) { + function makeName(name) { switch (name.autoGenerateKind) { case 1 /* Auto */: return makeTempVariableName(0 /* Auto */); case 2 /* Loop */: return makeTempVariableName(268435456 /* _i */); case 3 /* Unique */: - return makeUniqueName(name.text); + return makeUniqueName(ts.idText(name)); } ts.Debug.fail("Unsupported GeneratedIdentifierKind."); } /** * Gets the node from which a name should be generated. - * - * @param name A generated name wrapper. */ function getNodeForGeneratedName(name) { var autoGenerateId = name.autoGenerateId; @@ -62174,53 +70800,40 @@ var ts; // otherwise, return the original node for the source; return node; } - /** - * Gets the generated identifier text from a generated identifier. - * - * @param name The generated identifier. - */ - function getGeneratedIdentifier(name) { - if (name.autoGenerateKind === 4 /* Node */) { - // Generated names generate unique names based on their original node - // and are cached based on that node's id - var node = getNodeForGeneratedName(name); - var nodeId = ts.getNodeId(node); - return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = ts.unescapeIdentifier(generateNameForNode(node))); - } - else { - // Auto, Loop, and Unique names are cached based on their unique - // autoGenerateId. - var autoGenerateId = name.autoGenerateId; - return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = ts.unescapeIdentifier(generateName(name))); - } - } - function createDelimiterMap() { - var delimiters = []; - delimiters[0 /* None */] = ""; - delimiters[16 /* CommaDelimited */] = ","; - delimiters[4 /* BarDelimited */] = " |"; - delimiters[8 /* AmpersandDelimited */] = " &"; - return delimiters; - } - function getDelimiter(format) { - return delimiters[format & 28 /* DelimitersMask */]; - } - function createBracketsMap() { - var brackets = []; - brackets[512 /* Braces */] = ["{", "}"]; - brackets[1024 /* Parenthesis */] = ["(", ")"]; - brackets[2048 /* AngleBrackets */] = ["<", ">"]; - brackets[4096 /* SquareBrackets */] = ["[", "]"]; - return brackets; - } - function getOpeningBracket(format) { - return brackets[format & 7680 /* BracketsMask */][0]; - } - function getClosingBracket(format) { - return brackets[format & 7680 /* BracketsMask */][1]; - } } - ts.emitFiles = emitFiles; + ts.createPrinter = createPrinter; + function createDelimiterMap() { + var delimiters = []; + delimiters[0 /* None */] = ""; + delimiters[16 /* CommaDelimited */] = ","; + delimiters[4 /* BarDelimited */] = " |"; + delimiters[8 /* AmpersandDelimited */] = " &"; + return delimiters; + } + function getDelimiter(format) { + return delimiters[format & 28 /* DelimitersMask */]; + } + function createBracketsMap() { + var brackets = []; + brackets[512 /* Braces */] = ["{", "}"]; + brackets[1024 /* Parenthesis */] = ["(", ")"]; + brackets[2048 /* AngleBrackets */] = ["<", ">"]; + brackets[4096 /* SquareBrackets */] = ["[", "]"]; + return brackets; + } + function getOpeningBracket(format) { + return brackets[format & 7680 /* BracketsMask */][0]; + } + function getClosingBracket(format) { + return brackets[format & 7680 /* BracketsMask */][1]; + } + // Flags enum to track count of temp variables and a few dedicated names + var TempFlags; + (function (TempFlags) { + TempFlags[TempFlags["Auto"] = 0] = "Auto"; + TempFlags[TempFlags["CountMask"] = 268435455] = "CountMask"; + TempFlags[TempFlags["_i"] = 268435456] = "_i"; + })(TempFlags || (TempFlags = {})); var ListFormat; (function (ListFormat) { ListFormat[ListFormat["None"] = 0] = "None"; @@ -62253,17 +70866,21 @@ var ts; ListFormat[ListFormat["PreferNewLine"] = 32768] = "PreferNewLine"; ListFormat[ListFormat["NoTrailingNewLine"] = 65536] = "NoTrailingNewLine"; ListFormat[ListFormat["NoInterveningComments"] = 131072] = "NoInterveningComments"; + ListFormat[ListFormat["NoSpaceIfEmpty"] = 262144] = "NoSpaceIfEmpty"; + ListFormat[ListFormat["SingleElement"] = 524288] = "SingleElement"; // Precomputed Formats - ListFormat[ListFormat["Modifiers"] = 256] = "Modifiers"; + ListFormat[ListFormat["Modifiers"] = 131328] = "Modifiers"; ListFormat[ListFormat["HeritageClauses"] = 256] = "HeritageClauses"; - ListFormat[ListFormat["TypeLiteralMembers"] = 65] = "TypeLiteralMembers"; + ListFormat[ListFormat["SingleLineTypeLiteralMembers"] = 448] = "SingleLineTypeLiteralMembers"; + ListFormat[ListFormat["MultiLineTypeLiteralMembers"] = 65] = "MultiLineTypeLiteralMembers"; ListFormat[ListFormat["TupleTypeElements"] = 336] = "TupleTypeElements"; ListFormat[ListFormat["UnionTypeConstituents"] = 260] = "UnionTypeConstituents"; ListFormat[ListFormat["IntersectionTypeConstituents"] = 264] = "IntersectionTypeConstituents"; ListFormat[ListFormat["ObjectBindingPatternElements"] = 432] = "ObjectBindingPatternElements"; ListFormat[ListFormat["ArrayBindingPatternElements"] = 304] = "ArrayBindingPatternElements"; - ListFormat[ListFormat["ObjectLiteralExpressionProperties"] = 978] = "ObjectLiteralExpressionProperties"; + ListFormat[ListFormat["ObjectLiteralExpressionProperties"] = 263122] = "ObjectLiteralExpressionProperties"; ListFormat[ListFormat["ArrayLiteralExpressionElements"] = 4466] = "ArrayLiteralExpressionElements"; + ListFormat[ListFormat["CommaListElements"] = 272] = "CommaListElements"; ListFormat[ListFormat["CallExpressionArguments"] = 1296] = "CallExpressionArguments"; ListFormat[ListFormat["NewExpressionArguments"] = 9488] = "NewExpressionArguments"; ListFormat[ListFormat["TemplateExpressionSpans"] = 131072] = "TemplateExpressionSpans"; @@ -62290,12 +70907,530 @@ var ts; ListFormat[ListFormat["IndexSignatureParameters"] = 4432] = "IndexSignatureParameters"; })(ListFormat || (ListFormat = {})); })(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + /** + * Updates the existing missing file watches with the new set of missing files after new program is created + */ + function updateMissingFilePathsWatch(program, missingFileWatches, createMissingFileWatch) { + var missingFilePaths = program.getMissingFilePaths(); + var newMissingFilePathMap = ts.arrayToSet(missingFilePaths); + // Update the missing file paths watcher + ts.mutateMap(missingFileWatches, newMissingFilePathMap, { + // Watch the missing files + createNewValue: createMissingFileWatch, + // Files that are no longer missing (e.g. because they are no longer required) + // should no longer be watched. + onDeleteValue: closeFileWatcher + }); + } + ts.updateMissingFilePathsWatch = updateMissingFilePathsWatch; + /** + * Updates the existing wild card directory watches with the new set of wild card directories from the config file + * after new program is created because the config file was reloaded or program was created first time from the config file + * Note that there is no need to call this function when the program is updated with additional files without reloading config files, + * as wildcard directories wont change unless reloading config file + */ + function updateWatchingWildcardDirectories(existingWatchedForWildcards, wildcardDirectories, watchDirectory) { + ts.mutateMap(existingWatchedForWildcards, wildcardDirectories, { + // Create new watch and recursive info + createNewValue: createWildcardDirectoryWatcher, + // Close existing watch thats not needed any more + onDeleteValue: closeFileWatcherOf, + // Close existing watch that doesnt match in the flags + onExistingValue: updateWildcardDirectoryWatcher + }); + function createWildcardDirectoryWatcher(directory, flags) { + // Create new watch and recursive info + return { + watcher: watchDirectory(directory, flags), + flags: flags + }; + } + function updateWildcardDirectoryWatcher(existingWatcher, flags, directory) { + // Watcher needs to be updated if the recursive flags dont match + if (existingWatcher.flags === flags) { + return; + } + existingWatcher.watcher.close(); + existingWatchedForWildcards.set(directory, createWildcardDirectoryWatcher(directory, flags)); + } + } + ts.updateWatchingWildcardDirectories = updateWatchingWildcardDirectories; + function addFileWatcher(host, file, cb) { + return host.watchFile(file, cb); + } + ts.addFileWatcher = addFileWatcher; + function addFileWatcherWithLogging(host, file, cb, log) { + var watcherCaption = "FileWatcher:: "; + return createWatcherWithLogging(addFileWatcher, watcherCaption, log, /*logOnlyTrigger*/ false, host, file, cb); + } + ts.addFileWatcherWithLogging = addFileWatcherWithLogging; + function addFileWatcherWithOnlyTriggerLogging(host, file, cb, log) { + var watcherCaption = "FileWatcher:: "; + return createWatcherWithLogging(addFileWatcher, watcherCaption, log, /*logOnlyTrigger*/ true, host, file, cb); + } + ts.addFileWatcherWithOnlyTriggerLogging = addFileWatcherWithOnlyTriggerLogging; + function addFilePathWatcher(host, file, cb, path) { + return host.watchFile(file, function (fileName, eventKind) { return cb(fileName, eventKind, path); }); + } + ts.addFilePathWatcher = addFilePathWatcher; + function addFilePathWatcherWithLogging(host, file, cb, path, log) { + var watcherCaption = "FileWatcher:: "; + return createWatcherWithLogging(addFileWatcher, watcherCaption, log, /*logOnlyTrigger*/ false, host, file, cb, path); + } + ts.addFilePathWatcherWithLogging = addFilePathWatcherWithLogging; + function addFilePathWatcherWithOnlyTriggerLogging(host, file, cb, path, log) { + var watcherCaption = "FileWatcher:: "; + return createWatcherWithLogging(addFileWatcher, watcherCaption, log, /*logOnlyTrigger*/ true, host, file, cb, path); + } + ts.addFilePathWatcherWithOnlyTriggerLogging = addFilePathWatcherWithOnlyTriggerLogging; + function addDirectoryWatcher(host, directory, cb, flags) { + var recursive = (flags & 1 /* Recursive */) !== 0; + return host.watchDirectory(directory, cb, recursive); + } + ts.addDirectoryWatcher = addDirectoryWatcher; + function addDirectoryWatcherWithLogging(host, directory, cb, flags, log) { + var watcherCaption = "DirectoryWatcher " + ((flags & 1 /* Recursive */) !== 0 ? "recursive" : "") + ":: "; + return createWatcherWithLogging(addDirectoryWatcher, watcherCaption, log, /*logOnlyTrigger*/ false, host, directory, cb, flags); + } + ts.addDirectoryWatcherWithLogging = addDirectoryWatcherWithLogging; + function addDirectoryWatcherWithOnlyTriggerLogging(host, directory, cb, flags, log) { + var watcherCaption = "DirectoryWatcher " + ((flags & 1 /* Recursive */) !== 0 ? "recursive" : "") + ":: "; + return createWatcherWithLogging(addDirectoryWatcher, watcherCaption, log, /*logOnlyTrigger*/ true, host, directory, cb, flags); + } + ts.addDirectoryWatcherWithOnlyTriggerLogging = addDirectoryWatcherWithOnlyTriggerLogging; + function createWatcherWithLogging(addWatch, watcherCaption, log, logOnlyTrigger, host, file, cb, optional) { + var info = "PathInfo: " + file; + if (!logOnlyTrigger) { + log(watcherCaption + "Added: " + info); + } + var watcher = addWatch(host, file, function (fileName, cbOptional1) { + var optionalInfo = cbOptional1 !== undefined ? " " + cbOptional1 : ""; + log(watcherCaption + "Trigger: " + fileName + optionalInfo + " " + info); + var start = ts.timestamp(); + cb(fileName, cbOptional1, optional); + var elapsed = ts.timestamp() - start; + log(watcherCaption + "Elapsed: " + elapsed + "ms Trigger: " + fileName + optionalInfo + " " + info); + }, optional); + return { + close: function () { + if (!logOnlyTrigger) { + log(watcherCaption + "Close: " + info); + } + watcher.close(); + } + }; + } + function closeFileWatcher(watcher) { + watcher.close(); + } + ts.closeFileWatcher = closeFileWatcher; + function closeFileWatcherOf(objWithWatcher) { + objWithWatcher.watcher.close(); + } + ts.closeFileWatcherOf = closeFileWatcherOf; +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + function getFileEmitOutput(program, sourceFile, emitOnlyDtsFiles, cancellationToken, customTransformers) { + var outputFiles = []; + var emitResult = program.emit(sourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers); + return { outputFiles: outputFiles, emitSkipped: emitResult.emitSkipped }; + function writeFile(fileName, text, writeByteOrderMark) { + outputFiles.push({ name: fileName, writeByteOrderMark: writeByteOrderMark, text: text }); + } + } + ts.getFileEmitOutput = getFileEmitOutput; + function createBuilder(options) { + var isModuleEmit; + var fileInfos = ts.createMap(); + var semanticDiagnosticsPerFile = ts.createMap(); + /** The map has key by source file's path that has been changed */ + var changedFilesSet = ts.createMap(); + var hasShapeChanged = ts.createMap(); + var allFilesExcludingDefaultLibraryFile; + var emitHandler; + return { + updateProgram: updateProgram, + getFilesAffectedBy: getFilesAffectedBy, + emitChangedFiles: emitChangedFiles, + getSemanticDiagnostics: getSemanticDiagnostics, + clear: clear + }; + function createProgramGraph(program) { + var currentIsModuleEmit = program.getCompilerOptions().module !== ts.ModuleKind.None; + if (isModuleEmit !== currentIsModuleEmit) { + isModuleEmit = currentIsModuleEmit; + emitHandler = isModuleEmit ? getModuleEmitHandler() : getNonModuleEmitHandler(); + fileInfos.clear(); + semanticDiagnosticsPerFile.clear(); + } + hasShapeChanged.clear(); + allFilesExcludingDefaultLibraryFile = undefined; + ts.mutateMap(fileInfos, ts.arrayToMap(program.getSourceFiles(), function (sourceFile) { return sourceFile.path; }), { + // Add new file info + createNewValue: function (_path, sourceFile) { return addNewFileInfo(program, sourceFile); }, + // Remove existing file info + onDeleteValue: removeExistingFileInfo, + // We will update in place instead of deleting existing value and adding new one + onExistingValue: function (existingInfo, sourceFile) { return updateExistingFileInfo(program, existingInfo, sourceFile); } + }); + } + function registerChangedFile(path) { + changedFilesSet.set(path, true); + // All changed files need to re-evaluate its semantic diagnostics + semanticDiagnosticsPerFile.delete(path); + } + function addNewFileInfo(program, sourceFile) { + registerChangedFile(sourceFile.path); + emitHandler.onAddSourceFile(program, sourceFile); + return { version: sourceFile.version, signature: undefined }; + } + function removeExistingFileInfo(_existingFileInfo, path) { + // Since we dont need to track removed file as changed file + // We can just remove its diagnostics + changedFilesSet.delete(path); + semanticDiagnosticsPerFile.delete(path); + emitHandler.onRemoveSourceFile(path); + } + function updateExistingFileInfo(program, existingInfo, sourceFile) { + if (existingInfo.version !== sourceFile.version) { + registerChangedFile(sourceFile.path); + existingInfo.version = sourceFile.version; + emitHandler.onUpdateSourceFile(program, sourceFile); + } + else if (emitHandler.onUpdateSourceFileWithSameVersion(program, sourceFile)) { + registerChangedFile(sourceFile.path); + } + } + function ensureProgramGraph(program) { + if (!emitHandler) { + createProgramGraph(program); + } + } + function updateProgram(newProgram) { + if (emitHandler) { + createProgramGraph(newProgram); + } + } + function getFilesAffectedBy(program, path) { + ensureProgramGraph(program); + var sourceFile = program.getSourceFileByPath(path); + if (!sourceFile) { + return ts.emptyArray; + } + if (!updateShapeSignature(program, sourceFile)) { + return [sourceFile]; + } + return emitHandler.getFilesAffectedByUpdatedShape(program, sourceFile); + } + function emitChangedFiles(program, writeFileCallback) { + ensureProgramGraph(program); + var compilerOptions = program.getCompilerOptions(); + if (!changedFilesSet.size) { + return ts.emptyArray; + } + // With --out or --outFile all outputs go into single file, do it only once + if (compilerOptions.outFile || compilerOptions.out) { + ts.Debug.assert(semanticDiagnosticsPerFile.size === 0); + changedFilesSet.clear(); + return [program.emit(/*targetSourceFile*/ undefined, writeFileCallback)]; + } + var seenFiles = ts.createMap(); + var result; + changedFilesSet.forEach(function (_true, path) { + // Get the affected Files by this program + var affectedFiles = getFilesAffectedBy(program, path); + affectedFiles.forEach(function (affectedFile) { + // Affected files shouldnt have cached diagnostics + semanticDiagnosticsPerFile.delete(affectedFile.path); + if (!seenFiles.has(affectedFile.path)) { + seenFiles.set(affectedFile.path, true); + // Emit the affected file + (result || (result = [])).push(program.emit(affectedFile, writeFileCallback)); + } + }); + }); + changedFilesSet.clear(); + return result || ts.emptyArray; + } + function getSemanticDiagnostics(program, cancellationToken) { + ensureProgramGraph(program); + ts.Debug.assert(changedFilesSet.size === 0); + var compilerOptions = program.getCompilerOptions(); + if (compilerOptions.outFile || compilerOptions.out) { + ts.Debug.assert(semanticDiagnosticsPerFile.size === 0); + // We dont need to cache the diagnostics just return them from program + return program.getSemanticDiagnostics(/*sourceFile*/ undefined, cancellationToken); + } + var diagnostics; + for (var _i = 0, _a = program.getSourceFiles(); _i < _a.length; _i++) { + var sourceFile = _a[_i]; + diagnostics = ts.addRange(diagnostics, getSemanticDiagnosticsOfFile(program, sourceFile, cancellationToken)); + } + return diagnostics || ts.emptyArray; + } + function getSemanticDiagnosticsOfFile(program, sourceFile, cancellationToken) { + var path = sourceFile.path; + var cachedDiagnostics = semanticDiagnosticsPerFile.get(path); + // Report the semantic diagnostics from the cache if we already have those diagnostics present + if (cachedDiagnostics) { + return cachedDiagnostics; + } + // Diagnostics werent cached, get them from program, and cache the result + var diagnostics = program.getSemanticDiagnostics(sourceFile, cancellationToken); + semanticDiagnosticsPerFile.set(path, diagnostics); + return diagnostics; + } + function clear() { + isModuleEmit = undefined; + emitHandler = undefined; + fileInfos.clear(); + semanticDiagnosticsPerFile.clear(); + changedFilesSet.clear(); + hasShapeChanged.clear(); + } + /** + * For script files that contains only ambient external modules, although they are not actually external module files, + * they can only be consumed via importing elements from them. Regular script files cannot consume them. Therefore, + * there are no point to rebuild all script files if these special files have changed. However, if any statement + * in the file is not ambient external module, we treat it as a regular script file. + */ + function containsOnlyAmbientModules(sourceFile) { + for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { + var statement = _a[_i]; + if (!ts.isModuleWithStringLiteralName(statement)) { + return false; + } + } + return true; + } + /** + * @return {boolean} indicates if the shape signature has changed since last update. + */ + function updateShapeSignature(program, sourceFile) { + ts.Debug.assert(!!sourceFile); + // If we have cached the result for this file, that means hence forth we should assume file shape is uptodate + if (hasShapeChanged.has(sourceFile.path)) { + return false; + } + hasShapeChanged.set(sourceFile.path, true); + var info = fileInfos.get(sourceFile.path); + ts.Debug.assert(!!info); + var prevSignature = info.signature; + var latestSignature; + if (sourceFile.isDeclarationFile) { + latestSignature = sourceFile.version; + info.signature = latestSignature; + } + else { + var emitOutput = getFileEmitOutput(program, sourceFile, /*emitOnlyDtsFiles*/ true); + if (emitOutput.outputFiles && emitOutput.outputFiles.length > 0) { + latestSignature = options.computeHash(emitOutput.outputFiles[0].text); + info.signature = latestSignature; + } + else { + latestSignature = prevSignature; + } + } + return !prevSignature || latestSignature !== prevSignature; + } + /** + * Gets the referenced files for a file from the program with values for the keys as referenced file's path to be true + */ + function getReferencedFiles(program, sourceFile) { + var referencedFiles; + // We need to use a set here since the code can contain the same import twice, + // but that will only be one dependency. + // To avoid invernal conversion, the key of the referencedFiles map must be of type Path + if (sourceFile.imports && sourceFile.imports.length > 0) { + var checker = program.getTypeChecker(); + for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) { + var importName = _a[_i]; + var symbol = checker.getSymbolAtLocation(importName); + if (symbol && symbol.declarations && symbol.declarations[0]) { + var declarationSourceFile = ts.getSourceFileOfNode(symbol.declarations[0]); + if (declarationSourceFile) { + addReferencedFile(declarationSourceFile.path); + } + } + } + } + var sourceFileDirectory = ts.getDirectoryPath(sourceFile.path); + // Handle triple slash references + if (sourceFile.referencedFiles && sourceFile.referencedFiles.length > 0) { + for (var _b = 0, _c = sourceFile.referencedFiles; _b < _c.length; _b++) { + var referencedFile = _c[_b]; + var referencedPath = ts.toPath(referencedFile.fileName, sourceFileDirectory, options.getCanonicalFileName); + addReferencedFile(referencedPath); + } + } + // Handle type reference directives + if (sourceFile.resolvedTypeReferenceDirectiveNames) { + sourceFile.resolvedTypeReferenceDirectiveNames.forEach(function (resolvedTypeReferenceDirective) { + if (!resolvedTypeReferenceDirective) { + return; + } + var fileName = resolvedTypeReferenceDirective.resolvedFileName; + var typeFilePath = ts.toPath(fileName, sourceFileDirectory, options.getCanonicalFileName); + addReferencedFile(typeFilePath); + }); + } + return referencedFiles; + function addReferencedFile(referencedPath) { + if (!referencedFiles) { + referencedFiles = ts.createMap(); + } + referencedFiles.set(referencedPath, true); + } + } + /** + * Gets all files of the program excluding the default library file + */ + function getAllFilesExcludingDefaultLibraryFile(program, firstSourceFile) { + // Use cached result + if (allFilesExcludingDefaultLibraryFile) { + return allFilesExcludingDefaultLibraryFile; + } + var result; + addSourceFile(firstSourceFile); + for (var _i = 0, _a = program.getSourceFiles(); _i < _a.length; _i++) { + var sourceFile = _a[_i]; + if (sourceFile !== firstSourceFile) { + addSourceFile(sourceFile); + } + } + allFilesExcludingDefaultLibraryFile = result || ts.emptyArray; + return allFilesExcludingDefaultLibraryFile; + function addSourceFile(sourceFile) { + if (!program.isSourceFileDefaultLibrary(sourceFile)) { + (result || (result = [])).push(sourceFile); + } + } + } + function getNonModuleEmitHandler() { + return { + onAddSourceFile: ts.noop, + onRemoveSourceFile: ts.noop, + onUpdateSourceFile: ts.noop, + onUpdateSourceFileWithSameVersion: ts.returnFalse, + getFilesAffectedByUpdatedShape: getFilesAffectedByUpdatedShape + }; + function getFilesAffectedByUpdatedShape(program, sourceFile) { + var options = program.getCompilerOptions(); + // If `--out` or `--outFile` is specified, any new emit will result in re-emitting the entire project, + // so returning the file itself is good enough. + if (options && (options.out || options.outFile)) { + return [sourceFile]; + } + return getAllFilesExcludingDefaultLibraryFile(program, sourceFile); + } + } + function getModuleEmitHandler() { + var references = ts.createMap(); + return { + onAddSourceFile: setReferences, + onRemoveSourceFile: onRemoveSourceFile, + onUpdateSourceFile: updateReferences, + onUpdateSourceFileWithSameVersion: updateReferencesTrackingChangedReferences, + getFilesAffectedByUpdatedShape: getFilesAffectedByUpdatedShape + }; + function setReferences(program, sourceFile) { + var newReferences = getReferencedFiles(program, sourceFile); + if (newReferences) { + references.set(sourceFile.path, newReferences); + } + } + function updateReferences(program, sourceFile) { + var newReferences = getReferencedFiles(program, sourceFile); + if (newReferences) { + references.set(sourceFile.path, newReferences); + } + else { + references.delete(sourceFile.path); + } + } + function updateReferencesTrackingChangedReferences(program, sourceFile) { + var newReferences = getReferencedFiles(program, sourceFile); + if (!newReferences) { + // Changed if we had references + return references.delete(sourceFile.path); + } + var oldReferences = references.get(sourceFile.path); + references.set(sourceFile.path, newReferences); + if (!oldReferences || oldReferences.size !== newReferences.size) { + return true; + } + // If there are any new references that werent present previously there is change + return ts.forEachEntry(newReferences, function (_true, referencedPath) { return !oldReferences.delete(referencedPath); }) || + // Otherwise its changed if there are more references previously than now + !!oldReferences.size; + } + function onRemoveSourceFile(removedFilePath) { + // Remove existing references + references.forEach(function (referencesInFile, filePath) { + if (referencesInFile.has(removedFilePath)) { + // add files referencing the removedFilePath, as changed files too + var referencedByInfo = fileInfos.get(filePath); + if (referencedByInfo) { + registerChangedFile(filePath); + } + } + }); + // Delete the entry for the removed file path + references.delete(removedFilePath); + } + function getReferencedByPaths(referencedFilePath) { + return ts.mapDefinedIter(references.entries(), function (_a) { + var filePath = _a[0], referencesInFile = _a[1]; + return referencesInFile.has(referencedFilePath) ? filePath : undefined; + }); + } + function getFilesAffectedByUpdatedShape(program, sourceFile) { + if (!ts.isExternalModule(sourceFile) && !containsOnlyAmbientModules(sourceFile)) { + return getAllFilesExcludingDefaultLibraryFile(program, sourceFile); + } + var compilerOptions = program.getCompilerOptions(); + if (compilerOptions && (compilerOptions.isolatedModules || compilerOptions.out || compilerOptions.outFile)) { + return [sourceFile]; + } + // Now we need to if each file in the referencedBy list has a shape change as well. + // Because if so, its own referencedBy files need to be saved as well to make the + // emitting result consistent with files on disk. + var seenFileNamesMap = ts.createMap(); + // Start with the paths this file was referenced by + var path = sourceFile.path; + seenFileNamesMap.set(path, sourceFile); + var queue = getReferencedByPaths(path); + while (queue.length > 0) { + var currentPath = queue.pop(); + if (!seenFileNamesMap.has(currentPath)) { + var currentSourceFile = program.getSourceFileByPath(currentPath); + seenFileNamesMap.set(currentPath, currentSourceFile); + if (currentSourceFile && updateShapeSignature(program, currentSourceFile)) { + queue.push.apply(queue, getReferencedByPaths(currentPath)); + } + } + } + // Return array of values that needs emit + return ts.flatMapIter(seenFileNamesMap.values(), function (value) { return value; }); + } + } + } + ts.createBuilder = createBuilder; +})(ts || (ts = {})); /// /// /// +/// var ts; (function (ts) { - var emptyArray = []; + var ignoreDiagnosticCommentRegEx = /(^\s*$)|(^\s*\/\/\/?\s*(@ts-ignore)?)/; function findConfigFile(searchPath, fileExists, configName) { if (configName === void 0) { configName = "tsconfig.json"; } while (true) { @@ -62330,7 +71465,8 @@ var ts; commonPathComponents = sourcePathComponents; return; } - for (var i = 0, n = Math.min(commonPathComponents.length, sourcePathComponents.length); i < n; i++) { + var n = Math.min(commonPathComponents.length, sourcePathComponents.length); + for (var i = 0; i < n; i++) { if (getCanonicalFileName(commonPathComponents[i]) !== getCanonicalFileName(sourcePathComponents[i])) { if (i === 0) { // Failed to find any common path component @@ -62363,8 +71499,6 @@ var ts; // otherwise use toLowerCase as a canonical form. return ts.sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase(); } - // returned by CScript sys environment - var unsupportedFileEncodingErrorCode = -2147024809; function getSourceFile(fileName, languageVersion, onError) { var text; try { @@ -62375,20 +71509,18 @@ var ts; } catch (e) { if (onError) { - onError(e.number === unsupportedFileEncodingErrorCode - ? ts.createCompilerDiagnostic(ts.Diagnostics.Unsupported_file_encoding).messageText - : e.message); + onError(e.message); } text = ""; } return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion, setParentNodes) : undefined; } function directoryExists(directoryPath) { - if (directoryPath in existingDirectories) { + if (existingDirectories.has(directoryPath)) { return true; } if (ts.sys.directoryExists(directoryPath)) { - existingDirectories[directoryPath] = true; + existingDirectories.set(directoryPath, true); return true; } return false; @@ -62407,10 +71539,11 @@ var ts; } var hash = ts.sys.createHash(data); var mtimeBefore = ts.sys.getModifiedTime(fileName); - if (mtimeBefore && fileName in outputFingerprints) { - var fingerprint = outputFingerprints[fileName]; + if (mtimeBefore) { + var fingerprint = outputFingerprints.get(fileName); // If output has not been changed, and the file has no external modification - if (fingerprint.byteOrderMark === writeByteOrderMark && + if (fingerprint && + fingerprint.byteOrderMark === writeByteOrderMark && fingerprint.hash === hash && fingerprint.mtime.getTime() === mtimeBefore.getTime()) { return; @@ -62418,11 +71551,11 @@ var ts; } ts.sys.writeFile(fileName, data, writeByteOrderMark); var mtimeAfter = ts.sys.getModifiedTime(fileName); - outputFingerprints[fileName] = { + outputFingerprints.set(fileName, { hash: hash, byteOrderMark: writeByteOrderMark, mtime: mtimeAfter - }; + }); } function writeFile(fileName, data, writeByteOrderMark, onError) { try { @@ -62470,7 +71603,7 @@ var ts; function getPreEmitDiagnostics(program, sourceFile, cancellationToken) { var diagnostics = program.getOptionsDiagnostics(cancellationToken).concat(program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken)); if (program.getCompilerOptions().declaration) { - diagnostics = diagnostics.concat(program.getDeclarationDiagnostics(sourceFile, cancellationToken)); + ts.addRange(diagnostics, program.getDeclarationDiagnostics(sourceFile, cancellationToken)); } return ts.sortAndDeduplicateDiagnostics(diagnostics); } @@ -62479,20 +71612,114 @@ var ts; var output = ""; for (var _i = 0, diagnostics_1 = diagnostics; _i < diagnostics_1.length; _i++) { var diagnostic = diagnostics_1[_i]; + output += formatDiagnostic(diagnostic, host); + } + return output; + } + ts.formatDiagnostics = formatDiagnostics; + function formatDiagnostic(diagnostic, host) { + var category = ts.DiagnosticCategory[diagnostic.category].toLowerCase(); + var errorMessage = category + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine(); + if (diagnostic.file) { + var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; + var fileName = diagnostic.file.fileName; + var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }); + return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage; + } + return errorMessage; + } + ts.formatDiagnostic = formatDiagnostic; + var redForegroundEscapeSequence = "\u001b[91m"; + var yellowForegroundEscapeSequence = "\u001b[93m"; + var blueForegroundEscapeSequence = "\u001b[93m"; + var gutterStyleSequence = "\u001b[30;47m"; + var gutterSeparator = " "; + var resetEscapeSequence = "\u001b[0m"; + var ellipsis = "..."; + function getCategoryFormat(category) { + switch (category) { + case ts.DiagnosticCategory.Warning: return yellowForegroundEscapeSequence; + case ts.DiagnosticCategory.Error: return redForegroundEscapeSequence; + case ts.DiagnosticCategory.Message: return blueForegroundEscapeSequence; + } + } + function formatAndReset(text, formatStyle) { + return formatStyle + text + resetEscapeSequence; + } + function padLeft(s, length) { + while (s.length < length) { + s = " " + s; + } + return s; + } + function formatDiagnosticsWithColorAndContext(diagnostics, host) { + var output = ""; + for (var _i = 0, diagnostics_2 = diagnostics; _i < diagnostics_2.length; _i++) { + var diagnostic = diagnostics_2[_i]; + var context = ""; if (diagnostic.file) { - var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; - var fileName = diagnostic.file.fileName; - var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }); - output += relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): "; + var start = diagnostic.start, length_5 = diagnostic.length, file = diagnostic.file; + var _a = ts.getLineAndCharacterOfPosition(file, start), firstLine = _a.line, firstLineChar = _a.character; + var _b = ts.getLineAndCharacterOfPosition(file, start + length_5), lastLine = _b.line, lastLineChar = _b.character; + var lastLineInFile = ts.getLineAndCharacterOfPosition(file, file.text.length).line; + var relativeFileName = host ? ts.convertToRelativePath(file.fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }) : file.fileName; + var hasMoreThanFiveLines = (lastLine - firstLine) >= 4; + var gutterWidth = (lastLine + 1 + "").length; + if (hasMoreThanFiveLines) { + gutterWidth = Math.max(ellipsis.length, gutterWidth); + } + context += host.getNewLine(); + for (var i = firstLine; i <= lastLine; i++) { + // If the error spans over 5 lines, we'll only show the first 2 and last 2 lines, + // so we'll skip ahead to the second-to-last line. + if (hasMoreThanFiveLines && firstLine + 1 < i && i < lastLine - 1) { + context += formatAndReset(padLeft(ellipsis, gutterWidth), gutterStyleSequence) + gutterSeparator + host.getNewLine(); + i = lastLine - 1; + } + var lineStart = ts.getPositionOfLineAndCharacter(file, i, 0); + var lineEnd = i < lastLineInFile ? ts.getPositionOfLineAndCharacter(file, i + 1, 0) : file.text.length; + var lineContent = file.text.slice(lineStart, lineEnd); + lineContent = lineContent.replace(/\s+$/g, ""); // trim from end + lineContent = lineContent.replace("\t", " "); // convert tabs to single spaces + // Output the gutter and the actual contents of the line. + context += formatAndReset(padLeft(i + 1 + "", gutterWidth), gutterStyleSequence) + gutterSeparator; + context += lineContent + host.getNewLine(); + // Output the gutter and the error span for the line using tildes. + context += formatAndReset(padLeft("", gutterWidth), gutterStyleSequence) + gutterSeparator; + context += redForegroundEscapeSequence; + if (i === firstLine) { + // If we're on the last line, then limit it to the last character of the last line. + // Otherwise, we'll just squiggle the rest of the line, giving 'slice' no end position. + var lastCharForLine = i === lastLine ? lastLineChar : undefined; + context += lineContent.slice(0, firstLineChar).replace(/\S/g, " "); + context += lineContent.slice(firstLineChar, lastCharForLine).replace(/./g, "~"); + } + else if (i === lastLine) { + context += lineContent.slice(0, lastLineChar).replace(/./g, "~"); + } + else { + // Squiggle the entire line. + context += lineContent.replace(/./g, "~"); + } + context += resetEscapeSequence; + } + output += host.getNewLine(); + output += relativeFileName + "(" + (firstLine + 1) + "," + (firstLineChar + 1) + "): "; } + var categoryColor = getCategoryFormat(diagnostic.category); var category = ts.DiagnosticCategory[diagnostic.category].toLowerCase(); - output += category + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine(); + output += formatAndReset(category, categoryColor) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()); + if (diagnostic.file) { + output += host.getNewLine(); + output += context; + } + output += host.getNewLine(); } return output; } - ts.formatDiagnostics = formatDiagnostics; + ts.formatDiagnosticsWithColorAndContext = formatDiagnosticsWithColorAndContext; function flattenDiagnosticMessageText(messageText, newLine) { - if (typeof messageText === "string") { + if (ts.isString(messageText)) { return messageText; } else { @@ -62521,14 +71748,86 @@ var ts; var resolutions = []; var cache = ts.createMap(); for (var _i = 0, names_1 = names; _i < names_1.length; _i++) { - var name_43 = names_1[_i]; - var result = name_43 in cache - ? cache[name_43] - : cache[name_43] = loader(name_43, containingFile); + var name = names_1[_i]; + var result = void 0; + if (cache.has(name)) { + result = cache.get(name); + } + else { + cache.set(name, result = loader(name, containingFile)); + } resolutions.push(result); } return resolutions; } + /** + * Determines if program structure is upto date or needs to be recreated + */ + /* @internal */ + function isProgramUptoDate(program, rootFileNames, newOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames) { + // If we haven't create a program yet or has changed automatic type directives, then it is not up-to-date + if (!program || hasChangedAutomaticTypeDirectiveNames) { + return false; + } + // If number of files in the program do not match, it is not up-to-date + if (program.getRootFileNames().length !== rootFileNames.length) { + return false; + } + // If any file is not up-to-date, then the whole program is not up-to-date + if (program.getSourceFiles().some(sourceFileNotUptoDate)) { + return false; + } + // If any of the missing file paths are now created + if (program.getMissingFilePaths().some(fileExists)) { + return false; + } + var currentOptions = program.getCompilerOptions(); + // If the compilation settings do no match, then the program is not up-to-date + if (!ts.compareDataObjects(currentOptions, newOptions)) { + return false; + } + // If everything matches but the text of config file is changed, + // error locations can change for program options, so update the program + if (currentOptions.configFile && newOptions.configFile) { + return currentOptions.configFile.text === newOptions.configFile.text; + } + return true; + function sourceFileNotUptoDate(sourceFile) { + return sourceFile.version !== getSourceVersion(sourceFile.path) || + hasInvalidatedResolution(sourceFile.path); + } + } + ts.isProgramUptoDate = isProgramUptoDate; + /** + * Determined if source file needs to be re-created even if its text hasnt changed + */ + function shouldProgramCreateNewSourceFiles(program, newOptions) { + // If any of these options change, we cant reuse old source file even if version match + // The change in options like these could result in change in syntax tree change + var oldOptions = program && program.getCompilerOptions(); + return oldOptions && (oldOptions.target !== newOptions.target || + oldOptions.module !== newOptions.module || + oldOptions.moduleResolution !== newOptions.moduleResolution || + oldOptions.noResolve !== newOptions.noResolve || + oldOptions.jsx !== newOptions.jsx || + oldOptions.allowJs !== newOptions.allowJs || + oldOptions.disableSizeLimit !== newOptions.disableSizeLimit || + oldOptions.baseUrl !== newOptions.baseUrl || + !ts.equalOwnProperties(oldOptions.paths, newOptions.paths)); + } + /** + * Create a new 'Program' instance. A Program is an immutable collection of 'SourceFile's and a 'CompilerOptions' + * that represent a compilation unit. + * + * Creating a program proceeds from a set of root files, expanding the set of inputs by following imports and + * triple-slash-reference-path directives transitively. '@types' and triple-slash-reference-types are also pulled in. + * + * @param rootNames - A set of root files. + * @param options - The compiler options which should be used. + * @param host - The host interacts with the underlying file system. + * @param oldProgram - Reuses an old program structure. + * @returns A 'Program' object. + */ function createProgram(rootNames, options, host, oldProgram) { var program; var files = []; @@ -62536,6 +71835,9 @@ var ts; var diagnosticsProducingTypeChecker; var noDiagnosticsTypeChecker; var classifiableNames; + var modifiedFilePaths; + var cachedSemanticDiagnosticsForFile = {}; + var cachedDeclarationDiagnosticsForFile = {}; var resolvedTypeReferenceDirectives = ts.createMap(); var fileProcessingDiagnostics = ts.createDiagnosticCollection(); // The below settings are to track if a .js file should be add to the program if loaded via searching under node_modules. @@ -62555,15 +71857,19 @@ var ts; ts.performance.mark("beforeProgram"); host = host || createCompilerHost(options); var skipDefaultLib = options.noLib; + var getDefaultLibraryFileName = ts.memoize(function () { return host.getDefaultLibFileName(options); }); + var defaultLibraryPath = host.getDefaultLibLocation ? host.getDefaultLibLocation() : ts.getDirectoryPath(getDefaultLibraryFileName()); var programDiagnostics = ts.createDiagnosticCollection(); var currentDirectory = host.getCurrentDirectory(); var supportedExtensions = ts.getSupportedExtensions(options); // Map storing if there is emit blocking diagnostics for given input - var hasEmitBlockingDiagnostics = ts.createFileMap(getCanonicalFileName); + var hasEmitBlockingDiagnostics = ts.createMap(); + var _compilerOptionsObjectLiteralSyntax; var moduleResolutionCache; var resolveModuleNamesWorker; + var hasInvalidatedResolution = host.hasInvalidatedResolution || ts.returnFalse; if (host.resolveModuleNames) { - resolveModuleNamesWorker = function (moduleNames, containingFile) { return host.resolveModuleNames(moduleNames, containingFile).map(function (resolved) { + resolveModuleNamesWorker = function (moduleNames, containingFile, reusedNames) { return host.resolveModuleNames(checkAllDefined(moduleNames), containingFile, reusedNames).map(function (resolved) { // An older host may have omitted extension, in which case we should infer it from the file extension of resolvedFileName. if (!resolved || resolved.extension !== undefined) { return resolved; @@ -62576,21 +71882,32 @@ var ts; else { moduleResolutionCache = ts.createModuleResolutionCache(currentDirectory, function (x) { return host.getCanonicalFileName(x); }); var loader_1 = function (moduleName, containingFile) { return ts.resolveModuleName(moduleName, containingFile, options, host, moduleResolutionCache).resolvedModule; }; - resolveModuleNamesWorker = function (moduleNames, containingFile) { return loadWithLocalCache(moduleNames, containingFile, loader_1); }; + resolveModuleNamesWorker = function (moduleNames, containingFile) { return loadWithLocalCache(checkAllDefined(moduleNames), containingFile, loader_1); }; } var resolveTypeReferenceDirectiveNamesWorker; if (host.resolveTypeReferenceDirectives) { - resolveTypeReferenceDirectiveNamesWorker = function (typeDirectiveNames, containingFile) { return host.resolveTypeReferenceDirectives(typeDirectiveNames, containingFile); }; + resolveTypeReferenceDirectiveNamesWorker = function (typeDirectiveNames, containingFile) { return host.resolveTypeReferenceDirectives(checkAllDefined(typeDirectiveNames), containingFile); }; } else { var loader_2 = function (typesRef, containingFile) { return ts.resolveTypeReferenceDirective(typesRef, containingFile, options, host).resolvedTypeReferenceDirective; }; - resolveTypeReferenceDirectiveNamesWorker = function (typeReferenceDirectiveNames, containingFile) { return loadWithLocalCache(typeReferenceDirectiveNames, containingFile, loader_2); }; - } - var filesByName = ts.createFileMap(); + resolveTypeReferenceDirectiveNamesWorker = function (typeReferenceDirectiveNames, containingFile) { return loadWithLocalCache(checkAllDefined(typeReferenceDirectiveNames), containingFile, loader_2); }; + } + // Map from a stringified PackageId to the source file with that id. + // Only one source file may have a given packageId. Others become redirects (see createRedirectSourceFile). + // `packageIdToSourceFile` is only used while building the program, while `sourceFileToPackageName` and `isSourceFileTargetOfRedirect` are kept around. + var packageIdToSourceFile = ts.createMap(); + // Maps from a SourceFile's `.path` to the name of the package it was imported with. + var sourceFileToPackageName = ts.createMap(); + // See `sourceFileIsRedirectedTo`. + var redirectTargetsSet = ts.createMap(); + var filesByName = ts.createMap(); + var missingFilePaths; // stores 'filename -> file association' ignoring case // used to track cases when two file names differ only in casing - var filesByNameIgnoreCase = host.useCaseSensitiveFileNames() ? ts.createFileMap(function (fileName) { return fileName.toLowerCase(); }) : undefined; - if (!tryReuseStructureFromOldProgram()) { + var filesByNameIgnoreCase = host.useCaseSensitiveFileNames() ? ts.createMap() : undefined; + var shouldCreateNewSourceFile = shouldProgramCreateNewSourceFiles(oldProgram, options); + var structuralIsReused = tryReuseStructureFromOldProgram(); + if (structuralIsReused !== 2 /* Completely */) { ts.forEach(rootNames, function (name) { return processRootFile(name, /*isDefaultLib*/ false); }); // load type declarations specified via 'types' argument or implicitly from types/ and node_modules/@types folders var typeReferences = ts.getAutomaticTypeDirectiveNames(options, host); @@ -62611,18 +71928,30 @@ var ts; // If '--lib' is not specified, include default library file according to '--target' // otherwise, using options specified in '--lib' instead of '--target' default library file if (!options.lib) { - processRootFile(host.getDefaultLibFileName(options), /*isDefaultLib*/ true); + processRootFile(getDefaultLibraryFileName(), /*isDefaultLib*/ true); } else { - var libDirectory_1 = host.getDefaultLibLocation ? host.getDefaultLibLocation() : ts.getDirectoryPath(host.getDefaultLibFileName(options)); ts.forEach(options.lib, function (libFileName) { - processRootFile(ts.combinePaths(libDirectory_1, libFileName), /*isDefaultLib*/ true); + processRootFile(ts.combinePaths(defaultLibraryPath, libFileName), /*isDefaultLib*/ true); }); } } + missingFilePaths = ts.arrayFrom(filesByName.keys(), function (p) { return p; }).filter(function (p) { return !filesByName.get(p); }); } + ts.Debug.assert(!!missingFilePaths); // unconditionally set moduleResolutionCache to undefined to avoid unnecessary leaks moduleResolutionCache = undefined; + // Release any files we have acquired in the old program but are + // not part of the new program. + if (oldProgram && host.onReleaseOldSourceFile) { + var oldSourceFiles = oldProgram.getSourceFiles(); + for (var _i = 0, oldSourceFiles_1 = oldSourceFiles; _i < oldSourceFiles_1.length; _i++) { + var oldSourceFile = oldSourceFiles_1[_i]; + if (!getSourceFile(oldSourceFile.path) || shouldCreateNewSourceFile) { + host.onReleaseOldSourceFile(oldSourceFile, oldProgram.getCompilerOptions()); + } + } + } // unconditionally set oldProgram to undefined to prevent it from being captured in closure oldProgram = undefined; program = { @@ -62630,6 +71959,7 @@ var ts; getSourceFile: getSourceFile, getSourceFileByPath: getSourceFileByPath, getSourceFiles: function () { return files; }, + getMissingFilePaths: function () { return missingFilePaths; }, getCompilerOptions: function () { return options; }, getSyntacticDiagnostics: getSyntacticDiagnostics, getOptionsDiagnostics: getOptionsDiagnostics, @@ -62649,15 +71979,22 @@ var ts; getFileProcessingDiagnostics: function () { return fileProcessingDiagnostics; }, getResolvedTypeReferenceDirectives: function () { return resolvedTypeReferenceDirectives; }, isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary, - dropDiagnosticsProducingTypeChecker: dropDiagnosticsProducingTypeChecker + isSourceFileDefaultLibrary: isSourceFileDefaultLibrary, + dropDiagnosticsProducingTypeChecker: dropDiagnosticsProducingTypeChecker, + getSourceFileFromReference: getSourceFileFromReference, + sourceFileToPackageName: sourceFileToPackageName, + redirectTargetsSet: redirectTargetsSet }; verifyCompilerOptions(); ts.performance.mark("afterProgram"); ts.performance.measure("Program", "beforeProgram", "afterProgram"); return program; + function toPath(fileName) { + return ts.toPath(fileName, currentDirectory, getCanonicalFileName); + } function getCommonSourceDirectory() { if (commonSourceDirectory === undefined) { - var emittedFiles = ts.filterSourceFilesInDirectory(files, isSourceFileFromExternalLibrary); + var emittedFiles = ts.filter(files, function (file) { return ts.sourceFileMayBeEmitted(file, options, isSourceFileFromExternalLibrary); }); if (options.rootDir && checkSourceFilesBelongToPath(emittedFiles, options.rootDir)) { // If a rootDir is specified and is valid use it as the commonSourceDirectory commonSourceDirectory = ts.getNormalizedAbsolutePath(options.rootDir, currentDirectory); @@ -62678,85 +72015,110 @@ var ts; if (!classifiableNames) { // Initialize a checker so that all our files are bound. getTypeChecker(); - classifiableNames = ts.createMap(); + classifiableNames = ts.createUnderscoreEscapedMap(); for (var _i = 0, files_2 = files; _i < files_2.length; _i++) { var sourceFile = files_2[_i]; - ts.copyProperties(sourceFile.classifiableNames, classifiableNames); + ts.copyEntries(sourceFile.classifiableNames, classifiableNames); } } return classifiableNames; } function resolveModuleNamesReusingOldState(moduleNames, containingFile, file, oldProgramState) { - if (!oldProgramState && !file.ambientModuleNames.length) { - // if old program state is not supplied and file does not contain locally defined ambient modules - // then the best we can do is fallback to the default logic + if (structuralIsReused === 0 /* Not */ && !file.ambientModuleNames.length) { + // If the old program state does not permit reusing resolutions and `file` does not contain locally defined ambient modules, + // the best we can do is fallback to the default logic. return resolveModuleNamesWorker(moduleNames, containingFile); } - // at this point we know that either + var oldSourceFile = oldProgramState.program && oldProgramState.program.getSourceFile(containingFile); + if (oldSourceFile !== file && file.resolvedModules) { + // `file` was created for the new program. + // + // We only set `file.resolvedModules` via work from the current function, + // so it is defined iff we already called the current function on `file`. + // That call happened no later than the creation of the `file` object, + // which per above occured during the current program creation. + // Since we assume the filesystem does not change during program creation, + // it is safe to reuse resolutions from the earlier call. + var result_4 = []; + for (var _i = 0, moduleNames_1 = moduleNames; _i < moduleNames_1.length; _i++) { + var moduleName = moduleNames_1[_i]; + var resolvedModule = file.resolvedModules.get(moduleName); + result_4.push(resolvedModule); + } + return result_4; + } + // At this point, we know at least one of the following hold: // - file has local declarations for ambient modules - // OR // - old program state is available - // OR - // - both of items above - // With this it is possible that we can tell how some module names from the initial list will be resolved - // without doing actual resolution (in particular if some name was resolved to ambient module). - // Such names should be excluded from the list of module names that will be provided to `resolveModuleNamesWorker` - // since we don't want to resolve them again. - // this is a list of modules for which we cannot predict resolution so they should be actually resolved + // With this information, we can infer some module resolutions without performing resolution. + /** An ordered list of module names for which we cannot recover the resolution. */ var unknownModuleNames; - // this is a list of combined results assembles from predicted and resolved results. - // Order in this list matches the order in the original list of module names `moduleNames` which is important - // so later we can split results to resolutions of modules and resolutions of module augmentations. + /** + * The indexing of elements in this list matches that of `moduleNames`. + * + * Before combining results, result[i] is in one of the following states: + * * undefined: needs to be recomputed, + * * predictedToResolveToAmbientModuleMarker: known to be an ambient module. + * Needs to be reset to undefined before returning, + * * ResolvedModuleFull instance: can be reused. + */ var result; - // a transient placeholder that is used to mark predicted resolution in the result list + var reusedNames; + /** A transient placeholder used to mark predicted resolution in the result list. */ var predictedToResolveToAmbientModuleMarker = {}; for (var i = 0; i < moduleNames.length; i++) { var moduleName = moduleNames[i]; - // module name is known to be resolved to ambient module if - // - module name is contained in the list of ambient modules that are locally declared in the file - // - in the old program module name was resolved to ambient module whose declaration is in non-modified file + // If the source file is unchanged and doesnt have invalidated resolution, reuse the module resolutions + if (file === oldSourceFile && !hasInvalidatedResolution(oldSourceFile.path)) { + var oldResolvedModule = oldSourceFile && oldSourceFile.resolvedModules.get(moduleName); + if (oldResolvedModule) { + if (ts.isTraceEnabled(options, host)) { + ts.trace(host, ts.Diagnostics.Reusing_resolution_of_module_0_to_file_1_from_old_program, moduleName, containingFile); + } + (result || (result = new Array(moduleNames.length)))[i] = oldResolvedModule; + (reusedNames || (reusedNames = [])).push(moduleName); + continue; + } + } + // We know moduleName resolves to an ambient module provided that moduleName: + // - is in the list of ambient modules locally declared in the current source file. + // - resolved to an ambient module in the old program whose declaration is in an unmodified file // (so the same module declaration will land in the new program) - var isKnownToResolveToAmbientModule = false; + var resolvesToAmbientModuleInNonModifiedFile = false; if (ts.contains(file.ambientModuleNames, moduleName)) { - isKnownToResolveToAmbientModule = true; + resolvesToAmbientModuleInNonModifiedFile = true; if (ts.isTraceEnabled(options, host)) { ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1, moduleName, containingFile); } } else { - isKnownToResolveToAmbientModule = checkModuleNameResolvedToAmbientModuleInNonModifiedFile(moduleName, oldProgramState); + resolvesToAmbientModuleInNonModifiedFile = moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName, oldProgramState); } - if (isKnownToResolveToAmbientModule) { - if (!unknownModuleNames) { - // found a first module name for which result can be prediced - // this means that this module name should not be passed to `resolveModuleNamesWorker`. - // We'll use a separate list for module names that are definitely unknown. - result = new Array(moduleNames.length); - // copy all module names that appear before the current one in the list - // since they are known to be unknown - unknownModuleNames = moduleNames.slice(0, i); - } - // mark prediced resolution in the result list - result[i] = predictedToResolveToAmbientModuleMarker; + if (resolvesToAmbientModuleInNonModifiedFile) { + (result || (result = new Array(moduleNames.length)))[i] = predictedToResolveToAmbientModuleMarker; } - else if (unknownModuleNames) { - // found unknown module name and we are already using separate list for those - add it to the list - unknownModuleNames.push(moduleName); + else { + // Resolution failed in the old program, or resolved to an ambient module for which we can't reuse the result. + (unknownModuleNames || (unknownModuleNames = [])).push(moduleName); } } - if (!unknownModuleNames) { - // we've looked throught the list but have not seen any predicted resolution - // use default logic - return resolveModuleNamesWorker(moduleNames, containingFile); + var resolutions = unknownModuleNames && unknownModuleNames.length + ? resolveModuleNamesWorker(unknownModuleNames, containingFile, reusedNames) + : ts.emptyArray; + // Combine results of resolutions and predicted results + if (!result) { + // There were no unresolved/ambient resolutions. + ts.Debug.assert(resolutions.length === moduleNames.length); + return resolutions; } - var resolutions = unknownModuleNames.length - ? resolveModuleNamesWorker(unknownModuleNames, containingFile) - : emptyArray; - // combine results of resolutions and predicted results var j = 0; for (var i = 0; i < result.length; i++) { - if (result[i] == predictedToResolveToAmbientModuleMarker) { - result[i] = undefined; + if (result[i]) { + // `result[i]` is either a `ResolvedModuleFull` or a marker. + // If it is the former, we can leave it as is. + if (result[i] === predictedToResolveToAmbientModuleMarker) { + result[i] = undefined; + } } else { result[i] = resolutions[j]; @@ -62765,16 +72127,15 @@ var ts; } ts.Debug.assert(j === resolutions.length); return result; - function checkModuleNameResolvedToAmbientModuleInNonModifiedFile(moduleName, oldProgramState) { - if (!oldProgramState) { - return false; - } + // If we change our policy of rechecking failed lookups on each program create, + // we should adjust the value returned here. + function moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName, oldProgramState) { var resolutionToFile = ts.getResolvedModule(oldProgramState.file, moduleName); if (resolutionToFile) { // module used to be resolved to file - ignore it return false; } - var ambientModule = oldProgram.getTypeChecker().tryFindAmbientModuleWithoutAugmentations(moduleName); + var ambientModule = oldProgramState.program && oldProgramState.program.getTypeChecker().tryFindAmbientModuleWithoutAugmentations(moduleName); if (!(ambientModule && ambientModule.declarations)) { return false; } @@ -62794,84 +72155,146 @@ var ts; } function tryReuseStructureFromOldProgram() { if (!oldProgram) { - return false; + return 0 /* Not */; } // check properties that can affect structure of the program or module resolution strategy // if any of these properties has changed - structure cannot be reused var oldOptions = oldProgram.getCompilerOptions(); if (ts.changesAffectModuleResolution(oldOptions, options)) { - return false; + return oldProgram.structureIsReused = 0 /* Not */; } - ts.Debug.assert(!oldProgram.structureIsReused); + ts.Debug.assert(!(oldProgram.structureIsReused & (2 /* Completely */ | 1 /* SafeModules */))); // there is an old program, check if we can reuse its structure var oldRootNames = oldProgram.getRootFileNames(); if (!ts.arrayIsEqualTo(oldRootNames, rootNames)) { - return false; + return oldProgram.structureIsReused = 0 /* Not */; } if (!ts.arrayIsEqualTo(options.types, oldOptions.types)) { - return false; + return oldProgram.structureIsReused = 0 /* Not */; } // check if program source files has changed in the way that can affect structure of the program var newSourceFiles = []; var filePaths = []; var modifiedSourceFiles = []; - for (var _i = 0, _a = oldProgram.getSourceFiles(); _i < _a.length; _i++) { - var oldSourceFile = _a[_i]; + oldProgram.structureIsReused = 2 /* Completely */; + // If the missing file paths are now present, it can change the progam structure, + // and hence cant reuse the structure. + // This is same as how we dont reuse the structure if one of the file from old program is now missing + if (oldProgram.getMissingFilePaths().some(function (missingFilePath) { return host.fileExists(missingFilePath); })) { + return oldProgram.structureIsReused = 0 /* Not */; + } + var oldSourceFiles = oldProgram.getSourceFiles(); + var SeenPackageName; + (function (SeenPackageName) { + SeenPackageName[SeenPackageName["Exists"] = 0] = "Exists"; + SeenPackageName[SeenPackageName["Modified"] = 1] = "Modified"; + })(SeenPackageName || (SeenPackageName = {})); + var seenPackageNames = ts.createMap(); + for (var _i = 0, oldSourceFiles_2 = oldSourceFiles; _i < oldSourceFiles_2.length; _i++) { + var oldSourceFile = oldSourceFiles_2[_i]; var newSourceFile = host.getSourceFileByPath - ? host.getSourceFileByPath(oldSourceFile.fileName, oldSourceFile.path, options.target) - : host.getSourceFile(oldSourceFile.fileName, options.target); + ? host.getSourceFileByPath(oldSourceFile.fileName, oldSourceFile.path, options.target, /*onError*/ undefined, shouldCreateNewSourceFile) + : host.getSourceFile(oldSourceFile.fileName, options.target, /*onError*/ undefined, shouldCreateNewSourceFile); if (!newSourceFile) { - return false; + return oldProgram.structureIsReused = 0 /* Not */; + } + ts.Debug.assert(!newSourceFile.redirectInfo, "Host should not return a redirect source file from `getSourceFile`"); + var fileChanged = void 0; + if (oldSourceFile.redirectInfo) { + // We got `newSourceFile` by path, so it is actually for the unredirected file. + // This lets us know if the unredirected file has changed. If it has we should break the redirect. + if (newSourceFile !== oldSourceFile.redirectInfo.unredirected) { + // Underlying file has changed. Might not redirect anymore. Must rebuild program. + return oldProgram.structureIsReused = 0 /* Not */; + } + fileChanged = false; + newSourceFile = oldSourceFile; // Use the redirect. + } + else if (oldProgram.redirectTargetsSet.has(oldSourceFile.path)) { + // If a redirected-to source file changes, the redirect may be broken. + if (newSourceFile !== oldSourceFile) { + return oldProgram.structureIsReused = 0 /* Not */; + } + fileChanged = false; + } + else { + fileChanged = newSourceFile !== oldSourceFile; } newSourceFile.path = oldSourceFile.path; filePaths.push(newSourceFile.path); - if (oldSourceFile !== newSourceFile) { + var packageName = oldProgram.sourceFileToPackageName.get(oldSourceFile.path); + if (packageName !== undefined) { + // If there are 2 different source files for the same package name and at least one of them changes, + // they might become redirects. So we must rebuild the program. + var prevKind = seenPackageNames.get(packageName); + var newKind = fileChanged ? 1 /* Modified */ : 0 /* Exists */; + if ((prevKind !== undefined && newKind === 1 /* Modified */) || prevKind === 1 /* Modified */) { + return oldProgram.structureIsReused = 0 /* Not */; + } + seenPackageNames.set(packageName, newKind); + } + if (fileChanged) { + // The `newSourceFile` object was created for the new program. if (oldSourceFile.hasNoDefaultLib !== newSourceFile.hasNoDefaultLib) { // value of no-default-lib has changed // this will affect if default library is injected into the list of files - return false; + oldProgram.structureIsReused = 1 /* SafeModules */; } // check tripleslash references if (!ts.arrayIsEqualTo(oldSourceFile.referencedFiles, newSourceFile.referencedFiles, fileReferenceIsEqualTo)) { // tripleslash references has changed - return false; + oldProgram.structureIsReused = 1 /* SafeModules */; } // check imports and module augmentations collectExternalModuleReferences(newSourceFile); if (!ts.arrayIsEqualTo(oldSourceFile.imports, newSourceFile.imports, moduleNameIsEqualTo)) { // imports has changed - return false; + oldProgram.structureIsReused = 1 /* SafeModules */; } if (!ts.arrayIsEqualTo(oldSourceFile.moduleAugmentations, newSourceFile.moduleAugmentations, moduleNameIsEqualTo)) { // moduleAugmentations has changed - return false; + oldProgram.structureIsReused = 1 /* SafeModules */; + } + if ((oldSourceFile.flags & 524288 /* PossiblyContainsDynamicImport */) !== (newSourceFile.flags & 524288 /* PossiblyContainsDynamicImport */)) { + // dynamicImport has changed + oldProgram.structureIsReused = 1 /* SafeModules */; } if (!ts.arrayIsEqualTo(oldSourceFile.typeReferenceDirectives, newSourceFile.typeReferenceDirectives, fileReferenceIsEqualTo)) { // 'types' references has changed - return false; + oldProgram.structureIsReused = 1 /* SafeModules */; } // tentatively approve the file modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile }); } - else { - // file has no changes - use it as is - newSourceFile = oldSourceFile; + else if (hasInvalidatedResolution(oldSourceFile.path)) { + // 'module/types' references could have changed + oldProgram.structureIsReused = 1 /* SafeModules */; + // add file to the modified list so that we will resolve it later + modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile }); } // if file has passed all checks it should be safe to reuse it newSourceFiles.push(newSourceFile); } - var modifiedFilePaths = modifiedSourceFiles.map(function (f) { return f.newFile.path; }); + if (oldProgram.structureIsReused !== 2 /* Completely */) { + return oldProgram.structureIsReused; + } + modifiedFilePaths = modifiedSourceFiles.map(function (f) { return f.newFile.path; }); // try to verify results of module resolution - for (var _b = 0, modifiedSourceFiles_1 = modifiedSourceFiles; _b < modifiedSourceFiles_1.length; _b++) { - var _c = modifiedSourceFiles_1[_b], oldSourceFile = _c.oldFile, newSourceFile = _c.newFile; + for (var _a = 0, modifiedSourceFiles_1 = modifiedSourceFiles; _a < modifiedSourceFiles_1.length; _a++) { + var _b = modifiedSourceFiles_1[_a], oldSourceFile = _b.oldFile, newSourceFile = _b.newFile; var newSourceFilePath = ts.getNormalizedAbsolutePath(newSourceFile.fileName, currentDirectory); if (resolveModuleNamesWorker) { - var moduleNames = ts.map(ts.concatenate(newSourceFile.imports, newSourceFile.moduleAugmentations), getTextOfLiteral); - var resolutions = resolveModuleNamesReusingOldState(moduleNames, newSourceFilePath, newSourceFile, { file: oldSourceFile, program: oldProgram, modifiedFilePaths: modifiedFilePaths }); + var moduleNames = getModuleNames(newSourceFile); + var oldProgramState = { program: oldProgram, file: oldSourceFile, modifiedFilePaths: modifiedFilePaths }; + var resolutions = resolveModuleNamesReusingOldState(moduleNames, newSourceFilePath, newSourceFile, oldProgramState); // ensure that module resolution results are still correct var resolutionsChanged = ts.hasChangesInResolutions(moduleNames, resolutions, oldSourceFile.resolvedModules, ts.moduleResolutionIsEqualTo); if (resolutionsChanged) { - return false; + oldProgram.structureIsReused = 1 /* SafeModules */; + newSourceFile.resolvedModules = ts.zipToMap(moduleNames, resolutions); + } + else { + newSourceFile.resolvedModules = oldSourceFile.resolvedModules; } } if (resolveTypeReferenceDirectiveNamesWorker) { @@ -62880,26 +72303,39 @@ var ts; // ensure that types resolutions are still correct var resolutionsChanged = ts.hasChangesInResolutions(typesReferenceDirectives, resolutions, oldSourceFile.resolvedTypeReferenceDirectiveNames, ts.typeDirectiveIsEqualTo); if (resolutionsChanged) { - return false; + oldProgram.structureIsReused = 1 /* SafeModules */; + newSourceFile.resolvedTypeReferenceDirectiveNames = ts.zipToMap(typesReferenceDirectives, resolutions); + } + else { + newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames; } } - // pass the cache of module/types resolutions from the old source file - newSourceFile.resolvedModules = oldSourceFile.resolvedModules; - newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames; } + if (oldProgram.structureIsReused !== 2 /* Completely */) { + return oldProgram.structureIsReused; + } + if (host.hasChangedAutomaticTypeDirectiveNames) { + return oldProgram.structureIsReused = 1 /* SafeModules */; + } + missingFilePaths = oldProgram.getMissingFilePaths(); // update fileName -> file mapping - for (var i = 0, len = newSourceFiles.length; i < len; i++) { + for (var i = 0; i < newSourceFiles.length; i++) { filesByName.set(filePaths[i], newSourceFiles[i]); + // Set the file as found during node modules search if it was found that way in old progra, + if (oldProgram.isSourceFileFromExternalLibrary(oldProgram.getSourceFileByPath(filePaths[i]))) { + sourceFilesFoundSearchingNodeModules.set(filePaths[i], true); + } } files = newSourceFiles; fileProcessingDiagnostics = oldProgram.getFileProcessingDiagnostics(); - for (var _d = 0, modifiedSourceFiles_2 = modifiedSourceFiles; _d < modifiedSourceFiles_2.length; _d++) { - var modifiedFile = modifiedSourceFiles_2[_d]; + for (var _c = 0, modifiedSourceFiles_2 = modifiedSourceFiles; _c < modifiedSourceFiles_2.length; _c++) { + var modifiedFile = modifiedSourceFiles_2[_c]; fileProcessingDiagnostics.reattachFileDiagnostics(modifiedFile.newFile); } resolvedTypeReferenceDirectives = oldProgram.getResolvedTypeReferenceDirectives(); - oldProgram.structureIsReused = true; - return true; + sourceFileToPackageName = oldProgram.sourceFileToPackageName; + redirectTargetsSet = oldProgram.redirectTargetsSet; + return oldProgram.structureIsReused = 2 /* Completely */; } function getEmitHost(writeFileCallback) { return { @@ -62917,7 +72353,23 @@ var ts; }; } function isSourceFileFromExternalLibrary(file) { - return sourceFilesFoundSearchingNodeModules[file.path]; + return sourceFilesFoundSearchingNodeModules.get(file.path); + } + function isSourceFileDefaultLibrary(file) { + if (file.hasNoDefaultLib) { + return true; + } + if (!options.noLib) { + return false; + } + // If '--lib' is not specified, include default library file according to '--target' + // otherwise, using options specified in '--lib' instead of '--target' default library file + if (!options.lib) { + return ts.compareStrings(file.fileName, getDefaultLibraryFileName(), /*ignoreCase*/ !host.useCaseSensitiveFileNames()) === 0 /* EqualTo */; + } + else { + return ts.forEach(options.lib, function (libFileName) { return ts.compareStrings(file.fileName, ts.combinePaths(defaultLibraryPath, libFileName), /*ignoreCase*/ !host.useCaseSensitiveFileNames()) === 0 /* EqualTo */; }); + } } function getDiagnosticsProducingTypeChecker() { return diagnosticsProducingTypeChecker || (diagnosticsProducingTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ true)); @@ -62928,13 +72380,13 @@ var ts; function getTypeChecker() { return noDiagnosticsTypeChecker || (noDiagnosticsTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ false)); } - function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles) { - return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles); }); + function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers) { + return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers); }); } function isEmitBlocked(emitFileName) { - return hasEmitBlockingDiagnostics.contains(ts.toPath(emitFileName, currentDirectory, getCanonicalFileName)); + return hasEmitBlockingDiagnostics.has(toPath(emitFileName)); } - function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles) { + function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, customTransformers) { var declarationDiagnostics = []; if (options.noEmit) { return { diagnostics: declarationDiagnostics, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true }; @@ -62966,13 +72418,14 @@ var ts; // checked is to not pass the file to getEmitResolver. var emitResolver = getDiagnosticsProducingTypeChecker().getEmitResolver((options.outFile || options.out) ? undefined : sourceFile); ts.performance.mark("beforeEmit"); - var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, emitOnlyDtsFiles); + var transformers = emitOnlyDtsFiles ? [] : ts.getTransformers(options, customTransformers); + var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, emitOnlyDtsFiles, transformers); ts.performance.mark("afterEmit"); ts.performance.measure("Emit", "beforeEmit", "afterEmit"); return emitResult; } function getSourceFile(fileName) { - return getSourceFileByPath(ts.toPath(fileName, currentDirectory, getCanonicalFileName)); + return getSourceFileByPath(toPath(fileName)); } function getSourceFileByPath(path) { return filesByName.get(path); @@ -62981,14 +72434,12 @@ var ts; if (sourceFile) { return getDiagnostics(sourceFile, cancellationToken); } - var allDiagnostics = []; - ts.forEach(program.getSourceFiles(), function (sourceFile) { + return ts.sortAndDeduplicateDiagnostics(ts.flatMap(program.getSourceFiles(), function (sourceFile) { if (cancellationToken) { cancellationToken.throwIfCancellationRequested(); } - ts.addRange(allDiagnostics, getDiagnostics(sourceFile, cancellationToken)); - }); - return ts.sortAndDeduplicateDiagnostics(allDiagnostics); + return getDiagnostics(sourceFile, cancellationToken); + })); } function getSyntacticDiagnostics(sourceFile, cancellationToken) { return getDiagnosticsHelper(sourceFile, getSyntacticDiagnosticsForFile, cancellationToken); @@ -63012,6 +72463,9 @@ var ts; if (ts.isSourceFileJavaScript(sourceFile)) { if (!sourceFile.additionalSyntacticDiagnostics) { sourceFile.additionalSyntacticDiagnostics = getJavaScriptSyntacticDiagnosticsForFile(sourceFile); + if (ts.isCheckJsEnabledForFile(sourceFile, options)) { + sourceFile.additionalSyntacticDiagnostics = ts.concatenate(sourceFile.additionalSyntacticDiagnostics, sourceFile.jsDocDiagnostics); + } } return ts.concatenate(sourceFile.additionalSyntacticDiagnostics, sourceFile.parseDiagnostics); } @@ -63039,19 +72493,53 @@ var ts; } } function getSemanticDiagnosticsForFile(sourceFile, cancellationToken) { + return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedSemanticDiagnosticsForFile, getSemanticDiagnosticsForFileNoCache); + } + function getSemanticDiagnosticsForFileNoCache(sourceFile, cancellationToken) { return runWithCancellationToken(function () { + // If skipLibCheck is enabled, skip reporting errors if file is a declaration file. + // If skipDefaultLibCheck is enabled, skip reporting errors if file contains a + // '/// ' directive. + if (options.skipLibCheck && sourceFile.isDeclarationFile || options.skipDefaultLibCheck && sourceFile.hasNoDefaultLib) { + return ts.emptyArray; + } var typeChecker = getDiagnosticsProducingTypeChecker(); ts.Debug.assert(!!sourceFile.bindDiagnostics); - var bindDiagnostics = sourceFile.bindDiagnostics; - // For JavaScript files, we don't want to report semantic errors. - // Instead, we'll report errors for using TypeScript-only constructs from within a - // JavaScript file when we get syntactic diagnostics for the file. - var checkDiagnostics = ts.isSourceFileJavaScript(sourceFile) ? [] : typeChecker.getDiagnostics(sourceFile, cancellationToken); + // By default, only type-check .ts, .tsx, and 'External' files (external files are added by plugins) + var includeBindAndCheckDiagnostics = sourceFile.scriptKind === 3 /* TS */ || sourceFile.scriptKind === 4 /* TSX */ || + sourceFile.scriptKind === 5 /* External */ || ts.isCheckJsEnabledForFile(sourceFile, options); + var bindDiagnostics = includeBindAndCheckDiagnostics ? sourceFile.bindDiagnostics : ts.emptyArray; + var checkDiagnostics = includeBindAndCheckDiagnostics ? typeChecker.getDiagnostics(sourceFile, cancellationToken) : ts.emptyArray; var fileProcessingDiagnosticsInFile = fileProcessingDiagnostics.getDiagnostics(sourceFile.fileName); var programDiagnosticsInFile = programDiagnostics.getDiagnostics(sourceFile.fileName); - return bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile); + var diagnostics = bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile); + return ts.filter(diagnostics, shouldReportDiagnostic); }); } + /** + * Skip errors if previous line start with '// @ts-ignore' comment, not counting non-empty non-comment lines + */ + function shouldReportDiagnostic(diagnostic) { + var file = diagnostic.file, start = diagnostic.start; + if (file) { + var lineStarts = ts.getLineStarts(file); + var line = ts.computeLineAndCharacterOfPosition(lineStarts, start).line; + while (line > 0) { + var previousLineText = file.text.slice(lineStarts[line - 1], lineStarts[line]); + var result = ignoreDiagnosticCommentRegEx.exec(previousLineText); + if (!result) { + // non-empty line + return true; + } + if (result[3]) { + // @ts-ignore + return false; + } + line--; + } + } + return true; + } function getJavaScriptSyntacticDiagnosticsForFile(sourceFile) { return runWithCancellationToken(function () { var diagnostics = []; @@ -63062,23 +72550,22 @@ var ts; // Return directly from the case if the given node doesnt want to visit each child // Otherwise break to visit each child switch (parent.kind) { - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: if (parent.questionToken === node) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?")); return; } - // Pass through - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 223 /* VariableDeclaration */: + // falls through + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + case 226 /* VariableDeclaration */: // type annotation if (parent.type === node) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.types_can_only_be_used_in_a_ts_file)); @@ -63086,38 +72573,42 @@ var ts; } } switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.import_can_only_be_used_in_a_ts_file)); return; - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: if (node.isExportEquals) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.export_can_only_be_used_in_a_ts_file)); return; } break; - case 255 /* HeritageClause */: + case 259 /* HeritageClause */: var heritageClause = node; - if (heritageClause.token === 107 /* ImplementsKeyword */) { + if (heritageClause.token === 108 /* ImplementsKeyword */) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.implements_clauses_can_only_be_used_in_a_ts_file)); return; } break; - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.interface_declarations_can_only_be_used_in_a_ts_file)); return; - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.module_declarations_can_only_be_used_in_a_ts_file)); return; - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.type_aliases_can_only_be_used_in_a_ts_file)); return; - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.enum_declarations_can_only_be_used_in_a_ts_file)); return; - case 182 /* TypeAssertionExpression */: - var typeAssertionExpression = node; - diagnostics.push(createDiagnosticForNode(typeAssertionExpression.type, ts.Diagnostics.type_assertion_expressions_can_only_be_used_in_a_ts_file)); + case 203 /* NonNullExpression */: + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.non_null_assertions_can_only_be_used_in_a_ts_file)); + return; + case 202 /* AsExpression */: + diagnostics.push(createDiagnosticForNode(node.type, ts.Diagnostics.type_assertion_expressions_can_only_be_used_in_a_ts_file)); return; + case 184 /* TypeAssertionExpression */: + ts.Debug.fail(); // Won't parse these in a JS file anyway, as they are interpreted as JSX. } var prevParent = parent; parent = node; @@ -63129,50 +72620,49 @@ var ts; diagnostics.push(createDiagnosticForNode(parent, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning)); } switch (parent.kind) { - case 226 /* ClassDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: + case 229 /* ClassDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: // Check type parameters if (nodes === parent.typeParameters) { diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_parameter_declarations_can_only_be_used_in_a_ts_file)); return; } - // pass through - case 205 /* VariableStatement */: + // falls through + case 208 /* VariableStatement */: // Check modifiers if (nodes === parent.modifiers) { - return checkModifiers(nodes, parent.kind === 205 /* VariableStatement */); + return checkModifiers(nodes, parent.kind === 208 /* VariableStatement */); } break; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: // Check modifiers of property declaration if (nodes === parent.modifiers) { for (var _i = 0, _a = nodes; _i < _a.length; _i++) { var modifier = _a[_i]; - if (modifier.kind !== 114 /* StaticKeyword */) { + if (modifier.kind !== 115 /* StaticKeyword */) { diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind))); } } return; } break; - case 144 /* Parameter */: + case 146 /* Parameter */: // Check modifiers of parameter declaration if (nodes === parent.modifiers) { diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.parameter_modifiers_can_only_be_used_in_a_ts_file)); return; } break; - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 199 /* ExpressionWithTypeArguments */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 201 /* ExpressionWithTypeArguments */: // Check type arguments if (nodes === parent.typeArguments) { diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_arguments_can_only_be_used_in_a_ts_file)); @@ -63180,8 +72670,8 @@ var ts; } break; } - for (var _b = 0, nodes_6 = nodes; _b < nodes_6.length; _b++) { - var node = nodes_6[_b]; + for (var _b = 0, nodes_8 = nodes; _b < nodes_8.length; _b++) { + var node = nodes_8[_b]; walk(node); } } @@ -63189,23 +72679,24 @@ var ts; for (var _i = 0, modifiers_1 = modifiers; _i < modifiers_1.length; _i++) { var modifier = modifiers_1[_i]; switch (modifier.kind) { - case 75 /* ConstKeyword */: + case 76 /* ConstKeyword */: if (isConstValid) { continue; } - // Fallthrough to report error - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 130 /* ReadonlyKeyword */: - case 123 /* DeclareKeyword */: - case 116 /* AbstractKeyword */: + // to report error, + // falls through + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 131 /* ReadonlyKeyword */: + case 124 /* DeclareKeyword */: + case 117 /* AbstractKeyword */: diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind))); break; // These are all legal modifiers. - case 114 /* StaticKeyword */: - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: + case 115 /* StaticKeyword */: + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: } } } @@ -63221,37 +72712,53 @@ var ts; }); } function getDeclarationDiagnosticsWorker(sourceFile, cancellationToken) { + return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedDeclarationDiagnosticsForFile, getDeclarationDiagnosticsForFileNoCache); + } + function getDeclarationDiagnosticsForFileNoCache(sourceFile, cancellationToken) { return runWithCancellationToken(function () { var resolver = getDiagnosticsProducingTypeChecker().getEmitResolver(sourceFile, cancellationToken); // Don't actually write any files since we're just getting diagnostics. return ts.getDeclarationDiagnostics(getEmitHost(ts.noop), resolver, sourceFile); }); } + function getAndCacheDiagnostics(sourceFile, cancellationToken, cache, getDiagnostics) { + var cachedResult = sourceFile + ? cache.perFile && cache.perFile.get(sourceFile.path) + : cache.allDiagnostics; + if (cachedResult) { + return cachedResult; + } + var result = getDiagnostics(sourceFile, cancellationToken) || ts.emptyArray; + if (sourceFile) { + if (!cache.perFile) { + cache.perFile = ts.createMap(); + } + cache.perFile.set(sourceFile.path, result); + } + else { + cache.allDiagnostics = result; + } + return result; + } function getDeclarationDiagnosticsForFile(sourceFile, cancellationToken) { - return ts.isDeclarationFile(sourceFile) ? [] : getDeclarationDiagnosticsWorker(sourceFile, cancellationToken); + return sourceFile.isDeclarationFile ? [] : getDeclarationDiagnosticsWorker(sourceFile, cancellationToken); } function getOptionsDiagnostics() { - var allDiagnostics = []; - ts.addRange(allDiagnostics, fileProcessingDiagnostics.getGlobalDiagnostics()); - ts.addRange(allDiagnostics, programDiagnostics.getGlobalDiagnostics()); - return ts.sortAndDeduplicateDiagnostics(allDiagnostics); + return ts.sortAndDeduplicateDiagnostics(ts.concatenate(fileProcessingDiagnostics.getGlobalDiagnostics(), ts.concatenate(programDiagnostics.getGlobalDiagnostics(), options.configFile ? programDiagnostics.getDiagnostics(options.configFile.fileName) : []))); } function getGlobalDiagnostics() { - var allDiagnostics = []; - ts.addRange(allDiagnostics, getDiagnosticsProducingTypeChecker().getGlobalDiagnostics()); - return ts.sortAndDeduplicateDiagnostics(allDiagnostics); + return ts.sortAndDeduplicateDiagnostics(getDiagnosticsProducingTypeChecker().getGlobalDiagnostics().slice()); } function processRootFile(fileName, isDefaultLib) { - processSourceFile(ts.normalizePath(fileName), isDefaultLib); + processSourceFile(ts.normalizePath(fileName), isDefaultLib, /*packageId*/ undefined); } function fileReferenceIsEqualTo(a, b) { return a.fileName === b.fileName; } function moduleNameIsEqualTo(a, b) { - return a.text === b.text; - } - function getTextOfLiteral(literal) { - return literal.text; + return a.kind === 9 /* StringLiteral */ + ? b.kind === 9 /* StringLiteral */ && a.text === b.text + : b.kind === 71 /* Identifier */ && a.escapedText === b.escapedText; } function collectExternalModuleReferences(file) { if (file.imports) { @@ -63259,7 +72766,7 @@ var ts; } var isJavaScriptFile = ts.isSourceFileJavaScript(file); var isExternalModuleFile = ts.isExternalModule(file); - var isDtsFile = ts.isDeclarationFile(file); + // file.imports may not be undefined if there exists dynamic import var imports; var moduleAugmentations; var ambientModules; @@ -63269,31 +72776,30 @@ var ts; && (options.isolatedModules || isExternalModuleFile) && !file.isDeclarationFile) { // synthesize 'import "tslib"' declaration - var externalHelpersModuleReference = ts.createSynthesizedNode(9 /* StringLiteral */); - externalHelpersModuleReference.text = ts.externalHelpersModuleNameText; - var importDecl = ts.createSynthesizedNode(235 /* ImportDeclaration */); - importDecl.parent = file; + var externalHelpersModuleReference = ts.createLiteral(ts.externalHelpersModuleNameText); + var importDecl = ts.createImportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, /*importClause*/ undefined); externalHelpersModuleReference.parent = importDecl; + importDecl.parent = file; imports = [externalHelpersModuleReference]; } for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { var node = _a[_i]; collectModuleReferences(node, /*inAmbientModule*/ false); - if (isJavaScriptFile) { - collectRequireCalls(node); + if ((file.flags & 524288 /* PossiblyContainsDynamicImport */) || isJavaScriptFile) { + collectDynamicImportOrRequireCalls(node); } } - file.imports = imports || emptyArray; - file.moduleAugmentations = moduleAugmentations || emptyArray; - file.ambientModuleNames = ambientModules || emptyArray; + file.imports = imports || ts.emptyArray; + file.moduleAugmentations = moduleAugmentations || ts.emptyArray; + file.ambientModuleNames = ambientModules || ts.emptyArray; return; function collectModuleReferences(node, inAmbientModule) { switch (node.kind) { - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 244 /* ExportDeclaration */: var moduleNameExpr = ts.getExternalModuleName(node); - if (!moduleNameExpr || moduleNameExpr.kind !== 9 /* StringLiteral */) { + if (!moduleNameExpr || !ts.isStringLiteral(moduleNameExpr)) { break; } if (!moduleNameExpr.text) { @@ -63306,21 +72812,22 @@ var ts; (imports || (imports = [])).push(moduleNameExpr); } break; - case 230 /* ModuleDeclaration */: - if (ts.isAmbientModule(node) && (inAmbientModule || ts.hasModifier(node, 2 /* Ambient */) || ts.isDeclarationFile(file))) { + case 233 /* ModuleDeclaration */: + if (ts.isAmbientModule(node) && (inAmbientModule || ts.hasModifier(node, 2 /* Ambient */) || file.isDeclarationFile)) { var moduleName = node.name; + var nameText = ts.getTextOfIdentifierOrLiteral(moduleName); // Ambient module declarations can be interpreted as augmentations for some existing external modules. // This will happen in two cases: // - if current file is external module then module augmentation is a ambient module declaration defined in the top level scope // - if current file is not external module then module augmentation is an ambient module declaration with non-relative module name // immediately nested in top level ambient module declaration . - if (isExternalModuleFile || (inAmbientModule && !ts.isExternalModuleNameRelative(moduleName.text))) { + if (isExternalModuleFile || (inAmbientModule && !ts.isExternalModuleNameRelative(nameText))) { (moduleAugmentations || (moduleAugmentations = [])).push(moduleName); } else if (!inAmbientModule) { - if (isDtsFile) { + if (file.isDeclarationFile) { // for global .d.ts files record name of ambient module - (ambientModules || (ambientModules = [])).push(moduleName.text); + (ambientModules || (ambientModules = [])).push(nameText); } // An AmbientExternalModuleDeclaration declares an external module. // This type of declaration is permitted only in the global module. @@ -63338,55 +72845,65 @@ var ts; } } } - function collectRequireCalls(node) { + function collectDynamicImportOrRequireCalls(node) { if (ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { (imports || (imports = [])).push(node.arguments[0]); } + else if (ts.isImportCall(node) && node.arguments.length === 1 && node.arguments[0].kind === 9 /* StringLiteral */) { + (imports || (imports = [])).push(node.arguments[0]); + } else { - ts.forEachChild(node, collectRequireCalls); + ts.forEachChild(node, collectDynamicImportOrRequireCalls); } } } - function processSourceFile(fileName, isDefaultLib, refFile, refPos, refEnd) { - var diagnosticArgument; - var diagnostic; + /** This should have similar behavior to 'processSourceFile' without diagnostics or mutation. */ + function getSourceFileFromReference(referencingFile, ref) { + return getSourceFileFromReferenceWorker(resolveTripleslashReference(ref.fileName, referencingFile.fileName), function (fileName) { return filesByName.get(toPath(fileName)); }); + } + function getSourceFileFromReferenceWorker(fileName, getSourceFile, fail, refFile) { if (ts.hasExtension(fileName)) { if (!options.allowNonTsExtensions && !ts.forEach(supportedExtensions, function (extension) { return ts.fileExtensionIs(host.getCanonicalFileName(fileName), extension); })) { - diagnostic = ts.Diagnostics.File_0_has_unsupported_extension_The_only_supported_extensions_are_1; - diagnosticArgument = [fileName, "'" + supportedExtensions.join("', '") + "'"]; - } - else if (!findSourceFile(fileName, ts.toPath(fileName, currentDirectory, getCanonicalFileName), isDefaultLib, refFile, refPos, refEnd)) { - diagnostic = ts.Diagnostics.File_0_not_found; - diagnosticArgument = [fileName]; - } - else if (refFile && host.getCanonicalFileName(fileName) === host.getCanonicalFileName(refFile.fileName)) { - diagnostic = ts.Diagnostics.A_file_cannot_have_a_reference_to_itself; - diagnosticArgument = [fileName]; + if (fail) + fail(ts.Diagnostics.File_0_has_unsupported_extension_The_only_supported_extensions_are_1, fileName, "'" + supportedExtensions.join("', '") + "'"); + return undefined; } - } - else { - var nonTsFile = options.allowNonTsExtensions && findSourceFile(fileName, ts.toPath(fileName, currentDirectory, getCanonicalFileName), isDefaultLib, refFile, refPos, refEnd); - if (!nonTsFile) { - if (options.allowNonTsExtensions) { - diagnostic = ts.Diagnostics.File_0_not_found; - diagnosticArgument = [fileName]; + var sourceFile = getSourceFile(fileName); + if (fail) { + if (!sourceFile) { + fail(ts.Diagnostics.File_0_not_found, fileName); } - else if (!ts.forEach(supportedExtensions, function (extension) { return findSourceFile(fileName + extension, ts.toPath(fileName + extension, currentDirectory, getCanonicalFileName), isDefaultLib, refFile, refPos, refEnd); })) { - diagnostic = ts.Diagnostics.File_0_not_found; - fileName += ".ts"; - diagnosticArgument = [fileName]; + else if (refFile && host.getCanonicalFileName(fileName) === host.getCanonicalFileName(refFile.fileName)) { + fail(ts.Diagnostics.A_file_cannot_have_a_reference_to_itself); } } + return sourceFile; } - if (diagnostic) { - if (refFile !== undefined && refEnd !== undefined && refPos !== undefined) { - fileProcessingDiagnostics.add(ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, diagnostic].concat(diagnosticArgument))); - } - else { - fileProcessingDiagnostics.add(ts.createCompilerDiagnostic.apply(void 0, [diagnostic].concat(diagnosticArgument))); + else { + var sourceFileNoExtension = options.allowNonTsExtensions && getSourceFile(fileName); + if (sourceFileNoExtension) + return sourceFileNoExtension; + if (fail && options.allowNonTsExtensions) { + fail(ts.Diagnostics.File_0_not_found, fileName); + return undefined; } + var sourceFileWithAddedExtension = ts.forEach(supportedExtensions, function (extension) { return getSourceFile(fileName + extension); }); + if (fail && !sourceFileWithAddedExtension) + fail(ts.Diagnostics.File_0_not_found, fileName + ".ts" /* Ts */); + return sourceFileWithAddedExtension; } } + /** This has side effects through `findSourceFile`. */ + function processSourceFile(fileName, isDefaultLib, packageId, refFile, refPos, refEnd) { + getSourceFileFromReferenceWorker(fileName, function (fileName) { return findSourceFile(fileName, toPath(fileName), isDefaultLib, refFile, refPos, refEnd, packageId); }, function (diagnostic) { + var args = []; + for (var _i = 1; _i < arguments.length; _i++) { + args[_i - 1] = arguments[_i]; + } + fileProcessingDiagnostics.add(refFile !== undefined && refEnd !== undefined && refPos !== undefined + ? ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, diagnostic].concat(args)) : ts.createCompilerDiagnostic.apply(void 0, [diagnostic].concat(args))); + }, refFile); + } function reportFileNamesDifferOnlyInCasingError(fileName, existingFileName, refFile, refPos, refEnd) { if (refFile !== undefined && refPos !== undefined && refEnd !== undefined) { fileProcessingDiagnostics.add(ts.createFileDiagnostic(refFile, refPos, refEnd - refPos, ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName)); @@ -63395,9 +72912,26 @@ var ts; fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName)); } } + function createRedirectSourceFile(redirectTarget, unredirected, fileName, path) { + var redirect = Object.create(redirectTarget); + redirect.fileName = fileName; + redirect.path = path; + redirect.redirectInfo = { redirectTarget: redirectTarget, unredirected: unredirected }; + Object.defineProperties(redirect, { + id: { + get: function () { return this.redirectInfo.redirectTarget.id; }, + set: function (value) { this.redirectInfo.redirectTarget.id = value; }, + }, + symbol: { + get: function () { return this.redirectInfo.redirectTarget.symbol; }, + set: function (value) { this.redirectInfo.redirectTarget.symbol = value; }, + }, + }); + return redirect; + } // Get source file from normalized fileName - function findSourceFile(fileName, path, isDefaultLib, refFile, refPos, refEnd) { - if (filesByName.contains(path)) { + function findSourceFile(fileName, path, isDefaultLib, refFile, refPos, refEnd, packageId) { + if (filesByName.has(path)) { var file_1 = filesByName.get(path); // try to check if we've already seen this file but with a different casing in path // NOTE: this only makes sense for case-insensitive file systems @@ -63406,18 +72940,18 @@ var ts; } // If the file was previously found via a node_modules search, but is now being processed as a root file, // then everything it sucks in may also be marked incorrectly, and needs to be checked again. - if (file_1 && sourceFilesFoundSearchingNodeModules[file_1.path] && currentNodeModulesDepth == 0) { - sourceFilesFoundSearchingNodeModules[file_1.path] = false; + if (file_1 && sourceFilesFoundSearchingNodeModules.get(file_1.path) && currentNodeModulesDepth === 0) { + sourceFilesFoundSearchingNodeModules.set(file_1.path, false); if (!options.noResolve) { processReferencedFiles(file_1, isDefaultLib); processTypeReferenceDirectives(file_1); } - modulesWithElidedImports[file_1.path] = false; + modulesWithElidedImports.set(file_1.path, false); processImportedModules(file_1); } - else if (file_1 && modulesWithElidedImports[file_1.path]) { + else if (file_1 && modulesWithElidedImports.get(file_1.path)) { if (currentNodeModulesDepth < maxNodeModuleJsDepth) { - modulesWithElidedImports[file_1.path] = false; + modulesWithElidedImports.set(file_1.path, false); processImportedModules(file_1); } } @@ -63431,19 +72965,39 @@ var ts; else { fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage)); } - }); + }, shouldCreateNewSourceFile); + if (packageId) { + var packageIdKey = packageId.name + "/" + packageId.subModuleName + "@" + packageId.version; + var fileFromPackageId = packageIdToSourceFile.get(packageIdKey); + if (fileFromPackageId) { + // Some other SourceFile already exists with this package name and version. + // Instead of creating a duplicate, just redirect to the existing one. + var dupFile = createRedirectSourceFile(fileFromPackageId, file, fileName, path); + redirectTargetsSet.set(fileFromPackageId.path, true); + filesByName.set(path, dupFile); + sourceFileToPackageName.set(path, packageId.name); + files.push(dupFile); + return dupFile; + } + else if (file) { + // This is the first source file to have this packageId. + packageIdToSourceFile.set(packageIdKey, file); + sourceFileToPackageName.set(path, packageId.name); + } + } filesByName.set(path, file); if (file) { - sourceFilesFoundSearchingNodeModules[path] = (currentNodeModulesDepth > 0); + sourceFilesFoundSearchingNodeModules.set(path, currentNodeModulesDepth > 0); file.path = path; if (host.useCaseSensitiveFileNames()) { + var pathLowerCase = path.toLowerCase(); // for case-sensitive file systems check if we've already seen some file with similar filename ignoring case - var existingFile = filesByNameIgnoreCase.get(path); + var existingFile = filesByNameIgnoreCase.get(pathLowerCase); if (existingFile) { reportFileNamesDifferOnlyInCasingError(fileName, existingFile.fileName, refFile, refPos, refEnd); } else { - filesByNameIgnoreCase.set(path, file); + filesByNameIgnoreCase.set(pathLowerCase, file); } } skipDefaultLib = skipDefaultLib || file.hasNoDefaultLib; @@ -63465,7 +73019,7 @@ var ts; function processReferencedFiles(file, isDefaultLib) { ts.forEach(file.referencedFiles, function (ref) { var referencedFileName = resolveTripleslashReference(ref.fileName, file.fileName); - processSourceFile(referencedFileName, isDefaultLib, file, ref.pos, ref.end); + processSourceFile(referencedFileName, isDefaultLib, /*packageId*/ undefined, file, ref.pos, ref.end); }); } function processTypeReferenceDirectives(file) { @@ -63483,7 +73037,7 @@ var ts; } function processTypeReferenceDirective(typeReferenceDirective, resolvedTypeReferenceDirective, refFile, refPos, refEnd) { // If we already found this library as a primary reference - nothing to do - var previousResolution = resolvedTypeReferenceDirectives[typeReferenceDirective]; + var previousResolution = resolvedTypeReferenceDirectives.get(typeReferenceDirective); if (previousResolution && previousResolution.primary) { return; } @@ -63491,7 +73045,7 @@ var ts; if (resolvedTypeReferenceDirective) { if (resolvedTypeReferenceDirective.primary) { // resolved from the primary path - processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, refFile, refPos, refEnd); + processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, resolvedTypeReferenceDirective.packageId, refFile, refPos, refEnd); } else { // If we already resolved to this file, it must have been a secondary reference. Check file contents @@ -63509,7 +73063,7 @@ var ts; } else { // First resolution of this library - processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, refFile, refPos, refEnd); + processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, resolvedTypeReferenceDirective.packageId, refFile, refPos, refEnd); } } } @@ -63517,7 +73071,7 @@ var ts; fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Cannot_find_type_definition_file_for_0, typeReferenceDirective)); } if (saveResolution) { - resolvedTypeReferenceDirectives[typeReferenceDirective] = resolvedTypeReferenceDirective; + resolvedTypeReferenceDirectives.set(typeReferenceDirective, resolvedTypeReferenceDirective); } } function createDiagnostic(refFile, refPos, refEnd, message) { @@ -63538,11 +73092,10 @@ var ts; function processImportedModules(file) { collectExternalModuleReferences(file); if (file.imports.length || file.moduleAugmentations.length) { - file.resolvedModules = ts.createMap(); // Because global augmentation doesn't have string literal name, we can check for global augmentation as such. - var nonGlobalAugmentation = ts.filter(file.moduleAugmentations, function (moduleAugmentation) { return moduleAugmentation.kind === 9 /* StringLiteral */; }); - var moduleNames = ts.map(ts.concatenate(file.imports, nonGlobalAugmentation), getTextOfLiteral); - var resolutions = resolveModuleNamesReusingOldState(moduleNames, ts.getNormalizedAbsolutePath(file.fileName, currentDirectory), file); + var moduleNames = getModuleNames(file); + var oldProgramState = { program: oldProgram, file: file, modifiedFilePaths: modifiedFilePaths }; + var resolutions = resolveModuleNamesReusingOldState(moduleNames, ts.getNormalizedAbsolutePath(file.fileName, currentDirectory), file, oldProgramState); ts.Debug.assert(resolutions.length === moduleNames.length); for (var i = 0; i < moduleNames.length; i++) { var resolution = resolutions[i]; @@ -63551,7 +73104,8 @@ var ts; continue; } var isFromNodeModulesSearch = resolution.isExternalLibraryImport; - var isJsFileFromNodeModules = isFromNodeModulesSearch && !ts.extensionIsTypeScript(resolution.extension); + var isJsFile = !ts.extensionIsTypeScript(resolution.extension); + var isJsFileFromNodeModules = isFromNodeModulesSearch && isJsFile; var resolvedFileName = resolution.resolvedFileName; if (isFromNodeModulesSearch) { currentNodeModulesDepth++; @@ -63564,14 +73118,19 @@ var ts; var elideImport = isJsFileFromNodeModules && currentNodeModulesDepth > maxNodeModuleJsDepth; // Don't add the file if it has a bad extension (e.g. 'tsx' if we don't have '--allowJs') // This may still end up being an untyped module -- the file won't be included but imports will be allowed. - var shouldAddFile = resolvedFileName && !getResolutionDiagnostic(options, resolution) && !options.noResolve && i < file.imports.length && !elideImport; + var shouldAddFile = resolvedFileName + && !getResolutionDiagnostic(options, resolution) + && !options.noResolve + && i < file.imports.length + && !elideImport + && !(isJsFile && !options.allowJs); if (elideImport) { - modulesWithElidedImports[file.path] = true; + modulesWithElidedImports.set(file.path, true); } else if (shouldAddFile) { - var path = ts.toPath(resolvedFileName, currentDirectory, getCanonicalFileName); + var path = toPath(resolvedFileName); var pos = ts.skipTrivia(file.text, file.imports[i].pos); - findSourceFile(resolvedFileName, path, /*isDefaultLib*/ false, file, pos, file.imports[i].end); + findSourceFile(resolvedFileName, path, /*isDefaultLib*/ false, file, pos, file.imports[i].end, resolution.packageId); } if (isFromNodeModulesSearch) { currentNodeModulesDepth--; @@ -63585,8 +73144,8 @@ var ts; } function computeCommonSourceDirectory(sourceFiles) { var fileNames = []; - for (var _i = 0, sourceFiles_6 = sourceFiles; _i < sourceFiles_6.length; _i++) { - var file = sourceFiles_6[_i]; + for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) { + var file = sourceFiles_2[_i]; if (!file.isDeclarationFile) { fileNames.push(file.fileName); } @@ -63597,9 +73156,9 @@ var ts; var allFilesBelongToPath = true; if (sourceFiles) { var absoluteRootDirectoryPath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(rootDirectory, currentDirectory)); - for (var _i = 0, sourceFiles_7 = sourceFiles; _i < sourceFiles_7.length; _i++) { - var sourceFile = sourceFiles_7[_i]; - if (!ts.isDeclarationFile(sourceFile)) { + for (var _i = 0, sourceFiles_3 = sourceFiles; _i < sourceFiles_3.length; _i++) { + var sourceFile = sourceFiles_3[_i]; + if (!sourceFile.isDeclarationFile) { var absoluteSourceFilePath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(sourceFile.fileName, currentDirectory)); if (absoluteSourceFilePath.indexOf(absoluteRootDirectoryPath) !== 0) { programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files, sourceFile.fileName, options.rootDir)); @@ -63613,28 +73172,28 @@ var ts; function verifyCompilerOptions() { if (options.isolatedModules) { if (options.declaration) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declaration", "isolatedModules")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declaration", "isolatedModules"); } if (options.noEmitOnError) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noEmitOnError", "isolatedModules")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noEmitOnError", "isolatedModules"); } if (options.out) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "isolatedModules")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "isolatedModules"); } if (options.outFile) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "outFile", "isolatedModules")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "outFile", "isolatedModules"); } } if (options.inlineSourceMap) { if (options.sourceMap) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "sourceMap", "inlineSourceMap")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "sourceMap", "inlineSourceMap"); } if (options.mapRoot) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "mapRoot", "inlineSourceMap")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "mapRoot", "inlineSourceMap"); } } if (options.paths && options.baseUrl === undefined) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_paths_cannot_be_used_without_specifying_baseUrl_option)); + createDiagnosticForOptionName(ts.Diagnostics.Option_paths_cannot_be_used_without_specifying_baseUrl_option, "paths"); } if (options.paths) { for (var key in options.paths) { @@ -63642,67 +73201,68 @@ var ts; continue; } if (!ts.hasZeroOrOneAsteriskCharacter(key)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, key)); + createDiagnosticForOptionPaths(/*onKey*/ true, key, ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, key); } if (ts.isArray(options.paths[key])) { - if (options.paths[key].length === 0) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitutions_for_pattern_0_shouldn_t_be_an_empty_array, key)); + var len = options.paths[key].length; + if (len === 0) { + createDiagnosticForOptionPaths(/*onKey*/ false, key, ts.Diagnostics.Substitutions_for_pattern_0_shouldn_t_be_an_empty_array, key); } - for (var _i = 0, _a = options.paths[key]; _i < _a.length; _i++) { - var subst = _a[_i]; + for (var i = 0; i < len; i++) { + var subst = options.paths[key][i]; var typeOfSubst = typeof subst; if (typeOfSubst === "string") { if (!ts.hasZeroOrOneAsteriskCharacter(subst)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character, subst, key)); + createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character, subst, key); } } else { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2, subst, key, typeOfSubst)); + createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2, subst, key, typeOfSubst); } } } else { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitutions_for_pattern_0_should_be_an_array, key)); + createDiagnosticForOptionPaths(/*onKey*/ false, key, ts.Diagnostics.Substitutions_for_pattern_0_should_be_an_array, key); } } } if (!options.sourceMap && !options.inlineSourceMap) { if (options.inlineSources) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "inlineSources")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "inlineSources"); } if (options.sourceRoot) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "sourceRoot")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "sourceRoot"); } } if (options.out && options.outFile) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "outFile")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "outFile"); } if (options.mapRoot && !options.sourceMap) { // Error to specify --mapRoot without --sourcemap - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "mapRoot", "sourceMap")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "mapRoot", "sourceMap"); } if (options.declarationDir) { if (!options.declaration) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "declarationDir", "declaration")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "declarationDir", "declaration"); } if (options.out || options.outFile) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declarationDir", options.out ? "out" : "outFile")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declarationDir", options.out ? "out" : "outFile"); } } if (options.lib && options.noLib) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "lib", "noLib")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "lib", "noLib"); } - if (options.noImplicitUseStrict && options.alwaysStrict) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noImplicitUseStrict", "alwaysStrict")); + if (options.noImplicitUseStrict && (options.alwaysStrict === undefined ? options.strict : options.alwaysStrict)) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noImplicitUseStrict", "alwaysStrict"); } var languageVersion = options.target || 0 /* ES3 */; var outFile = options.outFile || options.out; - var firstNonAmbientExternalModuleSourceFile = ts.forEach(files, function (f) { return ts.isExternalModule(f) && !ts.isDeclarationFile(f) ? f : undefined; }); + var firstNonAmbientExternalModuleSourceFile = ts.forEach(files, function (f) { return ts.isExternalModule(f) && !f.isDeclarationFile ? f : undefined; }); if (options.isolatedModules) { if (options.module === ts.ModuleKind.None && languageVersion < 2 /* ES2015 */) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher)); + createDiagnosticForOptionName(ts.Diagnostics.Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher, "isolatedModules", "target"); } - var firstNonExternalModuleSourceFile = ts.forEach(files, function (f) { return !ts.isExternalModule(f) && !ts.isDeclarationFile(f) ? f : undefined; }); + var firstNonExternalModuleSourceFile = ts.forEach(files, function (f) { return !ts.isExternalModule(f) && !f.isDeclarationFile ? f : undefined; }); if (firstNonExternalModuleSourceFile) { var span_7 = ts.getErrorSpanForNode(firstNonExternalModuleSourceFile, firstNonExternalModuleSourceFile); programDiagnostics.add(ts.createFileDiagnostic(firstNonExternalModuleSourceFile, span_7.start, span_7.length, ts.Diagnostics.Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided)); @@ -63716,7 +73276,7 @@ var ts; // Cannot specify module gen that isn't amd or system with --out if (outFile) { if (options.module && !(options.module === ts.ModuleKind.AMD || options.module === ts.ModuleKind.System)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Only_amd_and_system_modules_are_supported_alongside_0, options.out ? "out" : "outFile")); + createDiagnosticForOptionName(ts.Diagnostics.Only_amd_and_system_modules_are_supported_alongside_0, options.out ? "out" : "outFile", "module"); } else if (options.module === undefined && firstNonAmbientExternalModuleSourceFile) { var span_9 = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator); @@ -63725,39 +73285,42 @@ var ts; } // there has to be common source directory if user specified --outdir || --sourceRoot // if user specified --mapRoot, there needs to be common source directory if there would be multiple files being emitted - if (options.outDir || - options.sourceRoot || + if (options.outDir || // there is --outDir specified + options.sourceRoot || // there is --sourceRoot specified options.mapRoot) { // Precalculate and cache the common source directory var dir = getCommonSourceDirectory(); // If we failed to find a good common directory, but outDir is specified and at least one of our files is on a windows drive/URL/other resource, add a failure if (options.outDir && dir === "" && ts.forEach(files, function (file) { return ts.getRootLength(file.fileName) > 1; })) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_the_common_subdirectory_path_for_the_input_files)); + createDiagnosticForOptionName(ts.Diagnostics.Cannot_find_the_common_subdirectory_path_for_the_input_files, "outDir"); } } if (!options.noEmit && options.allowJs && options.declaration) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "allowJs", "declaration")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "allowJs", "declaration"); + } + if (options.checkJs && !options.allowJs) { + programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "checkJs", "allowJs")); } if (options.emitDecoratorMetadata && !options.experimentalDecorators) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDecoratorMetadata", "experimentalDecorators")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDecoratorMetadata", "experimentalDecorators"); } if (options.jsxFactory) { if (options.reactNamespace) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "reactNamespace", "jsxFactory")); + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "reactNamespace", "jsxFactory"); } if (!ts.parseIsolatedEntityName(options.jsxFactory, languageVersion)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name, options.jsxFactory)); + createOptionValueDiagnostic("jsxFactory", ts.Diagnostics.Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name, options.jsxFactory); } } else if (options.reactNamespace && !ts.isIdentifierText(options.reactNamespace, languageVersion)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier, options.reactNamespace)); + createOptionValueDiagnostic("reactNamespace", ts.Diagnostics.Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier, options.reactNamespace); } // If the emit is enabled make sure that every output file is unique and not overwriting any of the input files if (!options.noEmit && !options.suppressOutputPathCheck) { var emitHost = getEmitHost(); - var emitFilesSeen_1 = ts.createFileMap(!host.useCaseSensitiveFileNames() ? function (key) { return key.toLocaleLowerCase(); } : undefined); - ts.forEachExpectedEmitFile(emitHost, function (emitFileNames) { + var emitFilesSeen_1 = ts.createMap(); + ts.forEachEmittedFile(emitHost, function (emitFileNames) { verifyEmitFilePath(emitFileNames.jsFilePath, emitFilesSeen_1); verifyEmitFilePath(emitFileNames.declarationFilePath, emitFilesSeen_1); }); @@ -63765,9 +73328,9 @@ var ts; // Verify that all the emit files are unique and don't overwrite input files function verifyEmitFilePath(emitFileName, emitFilesSeen) { if (emitFileName) { - var emitFilePath = ts.toPath(emitFileName, currentDirectory, getCanonicalFileName); + var emitFilePath = toPath(emitFileName); // Report error if the output overwrites input file - if (filesByName.contains(emitFilePath)) { + if (filesByName.has(emitFilePath)) { var chain_1; if (!options.configFilePath) { // The program is from either an inferred project or an external project @@ -63776,19 +73339,98 @@ var ts; chain_1 = ts.chainDiagnosticMessages(chain_1, ts.Diagnostics.Cannot_write_file_0_because_it_would_overwrite_input_file, emitFileName); blockEmittingOfFile(emitFileName, ts.createCompilerDiagnosticFromMessageChain(chain_1)); } + var emitFileKey = !host.useCaseSensitiveFileNames() ? emitFilePath.toLocaleLowerCase() : emitFilePath; // Report error if multiple files write into same file - if (emitFilesSeen.contains(emitFilePath)) { + if (emitFilesSeen.has(emitFileKey)) { // Already seen the same emit file - report error blockEmittingOfFile(emitFileName, ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files, emitFileName)); } else { - emitFilesSeen.set(emitFilePath, true); + emitFilesSeen.set(emitFileKey, true); + } + } + } + } + function createDiagnosticForOptionPathKeyValue(key, valueIndex, message, arg0, arg1, arg2) { + var needCompilerDiagnostic = true; + var pathsSyntax = getOptionPathsSyntax(); + for (var _i = 0, pathsSyntax_1 = pathsSyntax; _i < pathsSyntax_1.length; _i++) { + var pathProp = pathsSyntax_1[_i]; + if (ts.isObjectLiteralExpression(pathProp.initializer)) { + for (var _a = 0, _b = ts.getPropertyAssignment(pathProp.initializer, key); _a < _b.length; _a++) { + var keyProps = _b[_a]; + if (ts.isArrayLiteralExpression(keyProps.initializer) && + keyProps.initializer.elements.length > valueIndex) { + programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, keyProps.initializer.elements[valueIndex], message, arg0, arg1, arg2)); + needCompilerDiagnostic = false; + } + } + } + } + if (needCompilerDiagnostic) { + programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1, arg2)); + } + } + function createDiagnosticForOptionPaths(onKey, key, message, arg0) { + var needCompilerDiagnostic = true; + var pathsSyntax = getOptionPathsSyntax(); + for (var _i = 0, pathsSyntax_2 = pathsSyntax; _i < pathsSyntax_2.length; _i++) { + var pathProp = pathsSyntax_2[_i]; + if (ts.isObjectLiteralExpression(pathProp.initializer) && + createOptionDiagnosticInObjectLiteralSyntax(pathProp.initializer, onKey, key, /*key2*/ undefined, message, arg0)) { + needCompilerDiagnostic = false; + } + } + if (needCompilerDiagnostic) { + programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0)); + } + } + function getOptionPathsSyntax() { + var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax(); + if (compilerOptionsObjectLiteralSyntax) { + return ts.getPropertyAssignment(compilerOptionsObjectLiteralSyntax, "paths"); + } + return ts.emptyArray; + } + function createDiagnosticForOptionName(message, option1, option2) { + createDiagnosticForOption(/*onKey*/ true, option1, option2, message, option1, option2); + } + function createOptionValueDiagnostic(option1, message, arg0) { + createDiagnosticForOption(/*onKey*/ false, option1, /*option2*/ undefined, message, arg0); + } + function createDiagnosticForOption(onKey, option1, option2, message, arg0, arg1) { + var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax(); + var needCompilerDiagnostic = !compilerOptionsObjectLiteralSyntax || + !createOptionDiagnosticInObjectLiteralSyntax(compilerOptionsObjectLiteralSyntax, onKey, option1, option2, message, arg0, arg1); + if (needCompilerDiagnostic) { + programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1)); + } + } + function getCompilerOptionsObjectLiteralSyntax() { + if (_compilerOptionsObjectLiteralSyntax === undefined) { + _compilerOptionsObjectLiteralSyntax = null; // tslint:disable-line:no-null-keyword + if (options.configFile && options.configFile.jsonObject) { + for (var _i = 0, _a = ts.getPropertyAssignment(options.configFile.jsonObject, "compilerOptions"); _i < _a.length; _i++) { + var prop = _a[_i]; + if (ts.isObjectLiteralExpression(prop.initializer)) { + _compilerOptionsObjectLiteralSyntax = prop.initializer; + break; + } } } } + return _compilerOptionsObjectLiteralSyntax; + } + function createOptionDiagnosticInObjectLiteralSyntax(objectLiteral, onKey, key1, key2, message, arg0, arg1) { + var props = ts.getPropertyAssignment(objectLiteral, key1, key2); + for (var _i = 0, props_2 = props; _i < props_2.length; _i++) { + var prop = props_2[_i]; + programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, onKey ? prop.name : prop.initializer, message, arg0, arg1)); + } + return !!props.length; } function blockEmittingOfFile(emitFileName, diag) { - hasEmitBlockingDiagnostics.set(ts.toPath(emitFileName, currentDirectory, getCanonicalFileName), true); + hasEmitBlockingDiagnostics.set(toPath(emitFileName), true); programDiagnostics.add(diag); } } @@ -63802,71 +73444,1081 @@ var ts; function getResolutionDiagnostic(options, _a) { var extension = _a.extension; switch (extension) { - case ts.Extension.Ts: - case ts.Extension.Dts: + case ".ts" /* Ts */: + case ".d.ts" /* Dts */: // These are always allowed. return undefined; - case ts.Extension.Tsx: + case ".tsx" /* Tsx */: return needJsx(); - case ts.Extension.Jsx: + case ".jsx" /* Jsx */: return needJsx() || needAllowJs(); - case ts.Extension.Js: + case ".js" /* Js */: return needAllowJs(); } - function needJsx() { - return options.jsx ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_jsx_is_not_set; + function needJsx() { + return options.jsx ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_jsx_is_not_set; + } + function needAllowJs() { + return options.allowJs || !options.noImplicitAny ? undefined : ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type; + } + } + ts.getResolutionDiagnostic = getResolutionDiagnostic; + function checkAllDefined(names) { + ts.Debug.assert(names.every(function (name) { return name !== undefined; }), "A name is undefined.", function () { return JSON.stringify(names); }); + return names; + } + function getModuleNames(_a) { + var imports = _a.imports, moduleAugmentations = _a.moduleAugmentations; + var res = imports.map(function (i) { return i.text; }); + for (var _i = 0, moduleAugmentations_1 = moduleAugmentations; _i < moduleAugmentations_1.length; _i++) { + var aug = moduleAugmentations_1[_i]; + if (aug.kind === 9 /* StringLiteral */) { + res.push(aug.text); + } + // Do nothing if it's an Identifier; we don't need to do module resolution for `declare global`. + } + return res; + } +})(ts || (ts = {})); +/// +/// +/// +/*@internal*/ +var ts; +(function (ts) { + ts.maxNumberOfFilesToIterateForInvalidation = 256; + function createResolutionCache(resolutionHost, rootDirForResolution) { + var filesWithChangedSetOfUnresolvedImports; + var filesWithInvalidatedResolutions; + var allFilesHaveInvalidatedResolution = false; + // The resolvedModuleNames and resolvedTypeReferenceDirectives are the cache of resolutions per file. + // The key in the map is source file's path. + // The values are Map of resolutions with key being name lookedup. + var resolvedModuleNames = ts.createMap(); + var perDirectoryResolvedModuleNames = ts.createMap(); + var resolvedTypeReferenceDirectives = ts.createMap(); + var perDirectoryResolvedTypeReferenceDirectives = ts.createMap(); + var getCurrentDirectory = ts.memoize(function () { return resolutionHost.getCurrentDirectory(); }); + /** + * These are the extensions that failed lookup files will have by default, + * any other extension of failed lookup will be store that path in custom failed lookup path + * This helps in not having to comb through all resolutions when files are added/removed + * Note that .d.ts file also has .d.ts extension hence will be part of default extensions + */ + var failedLookupDefaultExtensions = [".ts" /* Ts */, ".tsx" /* Tsx */, ".js" /* Js */, ".jsx" /* Jsx */, ".json" /* Json */]; + var customFailedLookupPaths = ts.createMap(); + var directoryWatchesOfFailedLookups = ts.createMap(); + var rootDir = rootDirForResolution && ts.removeTrailingDirectorySeparator(ts.getNormalizedAbsolutePath(rootDirForResolution, getCurrentDirectory())); + var rootPath = rootDir && resolutionHost.toPath(rootDir); + // TypeRoot watches for the types that get added as part of getAutomaticTypeDirectiveNames + var typeRootsWatches = ts.createMap(); + return { + startRecordingFilesWithChangedResolutions: startRecordingFilesWithChangedResolutions, + finishRecordingFilesWithChangedResolutions: finishRecordingFilesWithChangedResolutions, + // perDirectoryResolvedModuleNames and perDirectoryResolvedTypeReferenceDirectives could be non empty if there was exception during program update + // (between startCachingPerDirectoryResolution and finishCachingPerDirectoryResolution) + startCachingPerDirectoryResolution: clearPerDirectoryResolutions, + finishCachingPerDirectoryResolution: finishCachingPerDirectoryResolution, + resolveModuleNames: resolveModuleNames, + resolveTypeReferenceDirectives: resolveTypeReferenceDirectives, + removeResolutionsOfFile: removeResolutionsOfFile, + invalidateResolutionOfFile: invalidateResolutionOfFile, + createHasInvalidatedResolution: createHasInvalidatedResolution, + updateTypeRootsWatch: updateTypeRootsWatch, + closeTypeRootsWatch: closeTypeRootsWatch, + clear: clear + }; + function getResolvedModule(resolution) { + return resolution.resolvedModule; + } + function getResolvedTypeReferenceDirective(resolution) { + return resolution.resolvedTypeReferenceDirective; + } + function isInDirectoryPath(dir, file) { + if (dir === undefined || file.length <= dir.length) { + return false; + } + return ts.startsWith(file, dir) && file[dir.length] === ts.directorySeparator; + } + function clear() { + ts.clearMap(directoryWatchesOfFailedLookups, ts.closeFileWatcherOf); + customFailedLookupPaths.clear(); + closeTypeRootsWatch(); + resolvedModuleNames.clear(); + resolvedTypeReferenceDirectives.clear(); + allFilesHaveInvalidatedResolution = false; + // perDirectoryResolvedModuleNames and perDirectoryResolvedTypeReferenceDirectives could be non empty if there was exception during program update + // (between startCachingPerDirectoryResolution and finishCachingPerDirectoryResolution) + clearPerDirectoryResolutions(); + } + function startRecordingFilesWithChangedResolutions() { + filesWithChangedSetOfUnresolvedImports = []; + } + function finishRecordingFilesWithChangedResolutions() { + var collected = filesWithChangedSetOfUnresolvedImports; + filesWithChangedSetOfUnresolvedImports = undefined; + return collected; + } + function createHasInvalidatedResolution() { + if (allFilesHaveInvalidatedResolution) { + // Any file asked would have invalidated resolution + filesWithInvalidatedResolutions = undefined; + return ts.returnTrue; + } + var collected = filesWithInvalidatedResolutions; + filesWithInvalidatedResolutions = undefined; + return function (path) { return collected && collected.has(path); }; + } + function clearPerDirectoryResolutions() { + perDirectoryResolvedModuleNames.clear(); + perDirectoryResolvedTypeReferenceDirectives.clear(); + } + function finishCachingPerDirectoryResolution() { + allFilesHaveInvalidatedResolution = false; + directoryWatchesOfFailedLookups.forEach(function (watcher, path) { + if (watcher.refCount === 0) { + directoryWatchesOfFailedLookups.delete(path); + watcher.watcher.close(); + } + }); + clearPerDirectoryResolutions(); + } + function resolveModuleName(moduleName, containingFile, compilerOptions, host) { + var primaryResult = ts.resolveModuleName(moduleName, containingFile, compilerOptions, host); + // return result immediately only if global cache support is not enabled or if it is .ts, .tsx or .d.ts + if (!resolutionHost.getGlobalCache) { + return primaryResult; + } + // otherwise try to load typings from @types + var globalCache = resolutionHost.getGlobalCache(); + if (globalCache !== undefined && !ts.isExternalModuleNameRelative(moduleName) && !(primaryResult.resolvedModule && ts.extensionIsTypeScript(primaryResult.resolvedModule.extension))) { + // create different collection of failed lookup locations for second pass + // if it will fail and we've already found something during the first pass - we don't want to pollute its results + var _a = ts.loadModuleFromGlobalCache(moduleName, resolutionHost.projectName, compilerOptions, host, globalCache), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations; + if (resolvedModule) { + return { resolvedModule: resolvedModule, failedLookupLocations: ts.addRange(primaryResult.failedLookupLocations, failedLookupLocations) }; + } + } + // Default return the result from the first pass + return primaryResult; + } + function resolveNamesWithLocalCache(names, containingFile, cache, perDirectoryCache, loader, getResolutionWithResolvedFileName, reusedNames, logChanges) { + var path = resolutionHost.toPath(containingFile); + var resolutionsInFile = cache.get(path) || cache.set(path, ts.createMap()).get(path); + var dirPath = ts.getDirectoryPath(path); + var perDirectoryResolution = perDirectoryCache.get(dirPath); + if (!perDirectoryResolution) { + perDirectoryResolution = ts.createMap(); + perDirectoryCache.set(dirPath, perDirectoryResolution); + } + var resolvedModules = []; + var compilerOptions = resolutionHost.getCompilationSettings(); + var seenNamesInFile = ts.createMap(); + for (var _i = 0, names_2 = names; _i < names_2.length; _i++) { + var name = names_2[_i]; + var resolution = resolutionsInFile.get(name); + // Resolution is valid if it is present and not invalidated + if (!seenNamesInFile.has(name) && + allFilesHaveInvalidatedResolution || !resolution || resolution.isInvalidated) { + var existingResolution = resolution; + var resolutionInDirectory = perDirectoryResolution.get(name); + if (resolutionInDirectory) { + resolution = resolutionInDirectory; + } + else { + resolution = loader(name, containingFile, compilerOptions, resolutionHost); + perDirectoryResolution.set(name, resolution); + } + resolutionsInFile.set(name, resolution); + if (resolution.failedLookupLocations) { + if (existingResolution && existingResolution.failedLookupLocations) { + watchAndStopWatchDiffFailedLookupLocations(resolution, existingResolution); + } + else { + watchFailedLookupLocationOfResolution(resolution, 0); + } + } + else if (existingResolution) { + stopWatchFailedLookupLocationOfResolution(existingResolution); + } + if (logChanges && filesWithChangedSetOfUnresolvedImports && !resolutionIsEqualTo(existingResolution, resolution)) { + filesWithChangedSetOfUnresolvedImports.push(path); + // reset log changes to avoid recording the same file multiple times + logChanges = false; + } + } + ts.Debug.assert(resolution !== undefined && !resolution.isInvalidated); + seenNamesInFile.set(name, true); + resolvedModules.push(getResolutionWithResolvedFileName(resolution)); + } + // Stop watching and remove the unused name + resolutionsInFile.forEach(function (resolution, name) { + if (!seenNamesInFile.has(name) && !ts.contains(reusedNames, name)) { + stopWatchFailedLookupLocationOfResolution(resolution); + resolutionsInFile.delete(name); + } + }); + return resolvedModules; + function resolutionIsEqualTo(oldResolution, newResolution) { + if (oldResolution === newResolution) { + return true; + } + if (!oldResolution || !newResolution || oldResolution.isInvalidated) { + return false; + } + var oldResult = getResolutionWithResolvedFileName(oldResolution); + var newResult = getResolutionWithResolvedFileName(newResolution); + if (oldResult === newResult) { + return true; + } + if (!oldResult || !newResult) { + return false; + } + return oldResult.resolvedFileName === newResult.resolvedFileName; + } + } + function resolveTypeReferenceDirectives(typeDirectiveNames, containingFile) { + return resolveNamesWithLocalCache(typeDirectiveNames, containingFile, resolvedTypeReferenceDirectives, perDirectoryResolvedTypeReferenceDirectives, ts.resolveTypeReferenceDirective, getResolvedTypeReferenceDirective, + /*reusedNames*/ undefined, /*logChanges*/ false); + } + function resolveModuleNames(moduleNames, containingFile, reusedNames, logChanges) { + return resolveNamesWithLocalCache(moduleNames, containingFile, resolvedModuleNames, perDirectoryResolvedModuleNames, resolveModuleName, getResolvedModule, reusedNames, logChanges); + } + function isNodeModulesDirectory(dirPath) { + return ts.endsWith(dirPath, "/node_modules"); + } + function isDirectoryAtleastAtLevelFromFSRoot(dirPath, minLevels) { + for (var searchIndex = ts.getRootLength(dirPath); minLevels > 0; minLevels--) { + searchIndex = dirPath.indexOf(ts.directorySeparator, searchIndex) + 1; + if (searchIndex === 0) { + // Folder isnt at expected minimun levels + return false; + } + } + return true; + } + function canWatchDirectory(dirPath) { + return isDirectoryAtleastAtLevelFromFSRoot(dirPath, + // When root is "/" do not watch directories like: + // "/", "/user", "/user/username", "/user/username/folderAtRoot" + // When root is "c:/" do not watch directories like: + // "c:/", "c:/folderAtRoot" + dirPath.charCodeAt(0) === 47 /* slash */ ? 3 : 1); + } + function filterFSRootDirectoriesToWatch(watchPath, dirPath) { + if (!canWatchDirectory(dirPath)) { + watchPath.ignore = true; + } + return watchPath; + } + function getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath) { + if (isInDirectoryPath(rootPath, failedLookupLocationPath)) { + return { dir: rootDir, dirPath: rootPath }; + } + var dir = ts.getDirectoryPath(ts.getNormalizedAbsolutePath(failedLookupLocation, getCurrentDirectory())); + var dirPath = ts.getDirectoryPath(failedLookupLocationPath); + // If directory path contains node module, get the most parent node_modules directory for watching + while (ts.stringContains(dirPath, "/node_modules/")) { + dir = ts.getDirectoryPath(dir); + dirPath = ts.getDirectoryPath(dirPath); + } + // If the directory is node_modules use it to watch + if (isNodeModulesDirectory(dirPath)) { + return filterFSRootDirectoriesToWatch({ dir: dir, dirPath: dirPath }, ts.getDirectoryPath(dirPath)); + } + // Use some ancestor of the root directory + if (rootPath !== undefined) { + while (!isInDirectoryPath(dirPath, rootPath)) { + var parentPath = ts.getDirectoryPath(dirPath); + if (parentPath === dirPath) { + break; + } + dirPath = parentPath; + dir = ts.getDirectoryPath(dir); + } + } + return filterFSRootDirectoriesToWatch({ dir: dir, dirPath: dirPath }, dirPath); + } + function isPathWithDefaultFailedLookupExtension(path) { + return ts.fileExtensionIsOneOf(path, failedLookupDefaultExtensions); + } + function watchAndStopWatchDiffFailedLookupLocations(resolution, existingResolution) { + var failedLookupLocations = resolution.failedLookupLocations; + var existingFailedLookupLocations = existingResolution.failedLookupLocations; + for (var index = 0; index < failedLookupLocations.length; index++) { + if (index === existingFailedLookupLocations.length) { + // Additional failed lookup locations, watch from this index + watchFailedLookupLocationOfResolution(resolution, index); + return; + } + else if (failedLookupLocations[index] !== existingFailedLookupLocations[index]) { + // Different failed lookup locations, + // Watch new resolution failed lookup locations from this index and + // stop watching existing resolutions from this index + watchFailedLookupLocationOfResolution(resolution, index); + stopWatchFailedLookupLocationOfResolutionFrom(existingResolution, index); + return; + } + } + // All new failed lookup locations are already watched (and are same), + // Stop watching failed lookup locations of existing resolution after failed lookup locations length + stopWatchFailedLookupLocationOfResolutionFrom(existingResolution, failedLookupLocations.length); + } + function watchFailedLookupLocationOfResolution(_a, startIndex) { + var failedLookupLocations = _a.failedLookupLocations; + for (var i = startIndex; i < failedLookupLocations.length; i++) { + var failedLookupLocation = failedLookupLocations[i]; + var failedLookupLocationPath = resolutionHost.toPath(failedLookupLocation); + // If the failed lookup location path is not one of the supported extensions, + // store it in the custom path + if (!isPathWithDefaultFailedLookupExtension(failedLookupLocationPath)) { + var refCount = customFailedLookupPaths.get(failedLookupLocationPath) || 0; + customFailedLookupPaths.set(failedLookupLocationPath, refCount + 1); + } + var _b = getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath), dir = _b.dir, dirPath = _b.dirPath, ignore = _b.ignore; + if (!ignore) { + var dirWatcher = directoryWatchesOfFailedLookups.get(dirPath); + if (dirWatcher) { + dirWatcher.refCount++; + } + else { + directoryWatchesOfFailedLookups.set(dirPath, { watcher: createDirectoryWatcher(dir, dirPath), refCount: 1 }); + } + } + } + } + function stopWatchFailedLookupLocationOfResolution(resolution) { + if (resolution.failedLookupLocations) { + stopWatchFailedLookupLocationOfResolutionFrom(resolution, 0); + } + } + function stopWatchFailedLookupLocationOfResolutionFrom(_a, startIndex) { + var failedLookupLocations = _a.failedLookupLocations; + for (var i = startIndex; i < failedLookupLocations.length; i++) { + var failedLookupLocation = failedLookupLocations[i]; + var failedLookupLocationPath = resolutionHost.toPath(failedLookupLocation); + var refCount = customFailedLookupPaths.get(failedLookupLocationPath); + if (refCount) { + if (refCount === 1) { + customFailedLookupPaths.delete(failedLookupLocationPath); + } + else { + ts.Debug.assert(refCount > 1); + customFailedLookupPaths.set(failedLookupLocationPath, refCount - 1); + } + } + var _b = getDirectoryToWatchFailedLookupLocation(failedLookupLocation, failedLookupLocationPath), dirPath = _b.dirPath, ignore = _b.ignore; + if (!ignore) { + var dirWatcher = directoryWatchesOfFailedLookups.get(dirPath); + // Do not close the watcher yet since it might be needed by other failed lookup locations. + dirWatcher.refCount--; + } + } + } + function createDirectoryWatcher(directory, dirPath) { + return resolutionHost.watchDirectoryOfFailedLookupLocation(directory, function (fileOrDirectory) { + var fileOrDirectoryPath = resolutionHost.toPath(fileOrDirectory); + if (resolutionHost.getCachedDirectoryStructureHost) { + // Since the file existance changed, update the sourceFiles cache + resolutionHost.getCachedDirectoryStructureHost().addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath); + } + // If the files are added to project root or node_modules directory, always run through the invalidation process + // Otherwise run through invalidation only if adding to the immediate directory + if (!allFilesHaveInvalidatedResolution && + dirPath === rootPath || isNodeModulesDirectory(dirPath) || ts.getDirectoryPath(fileOrDirectoryPath) === dirPath) { + if (invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, dirPath === fileOrDirectoryPath)) { + resolutionHost.onInvalidatedResolution(); + } + } + }, 1 /* Recursive */); + } + function removeResolutionsOfFileFromCache(cache, filePath) { + // Deleted file, stop watching failed lookups for all the resolutions in the file + var resolutions = cache.get(filePath); + if (resolutions) { + resolutions.forEach(stopWatchFailedLookupLocationOfResolution); + cache.delete(filePath); + } + } + function removeResolutionsOfFile(filePath) { + removeResolutionsOfFileFromCache(resolvedModuleNames, filePath); + removeResolutionsOfFileFromCache(resolvedTypeReferenceDirectives, filePath); + } + function invalidateResolutionCache(cache, isInvalidatedResolution, getResolutionWithResolvedFileName) { + var seen = ts.createMap(); + cache.forEach(function (resolutions, containingFilePath) { + var dirPath = ts.getDirectoryPath(containingFilePath); + var seenInDir = seen.get(dirPath); + if (!seenInDir) { + seenInDir = ts.createMap(); + seen.set(dirPath, seenInDir); + } + resolutions.forEach(function (resolution, name) { + if (seenInDir.has(name)) { + return; + } + seenInDir.set(name, true); + if (!resolution.isInvalidated && isInvalidatedResolution(resolution, getResolutionWithResolvedFileName)) { + // Mark the file as needing re-evaluation of module resolution instead of using it blindly. + resolution.isInvalidated = true; + (filesWithInvalidatedResolutions || (filesWithInvalidatedResolutions = ts.createMap())).set(containingFilePath, true); + } + }); + }); + } + function hasReachedResolutionIterationLimit() { + var maxSize = resolutionHost.maxNumberOfFilesToIterateForInvalidation || ts.maxNumberOfFilesToIterateForInvalidation; + return resolvedModuleNames.size > maxSize || resolvedTypeReferenceDirectives.size > maxSize; + } + function invalidateResolutions(isInvalidatedResolution) { + // If more than maxNumberOfFilesToIterateForInvalidation present, + // just invalidated all files and recalculate the resolutions for files instead + if (hasReachedResolutionIterationLimit()) { + allFilesHaveInvalidatedResolution = true; + return; + } + invalidateResolutionCache(resolvedModuleNames, isInvalidatedResolution, getResolvedModule); + invalidateResolutionCache(resolvedTypeReferenceDirectives, isInvalidatedResolution, getResolvedTypeReferenceDirective); + } + function invalidateResolutionOfFile(filePath) { + removeResolutionsOfFile(filePath); + invalidateResolutions( + // Resolution is invalidated if the resulting file name is same as the deleted file path + function (resolution, getResolutionWithResolvedFileName) { + var result = getResolutionWithResolvedFileName(resolution); + return result && resolutionHost.toPath(result.resolvedFileName) === filePath; + }); + } + function invalidateResolutionOfFailedLookupLocation(fileOrDirectoryPath, isCreatingWatchedDirectory) { + var isChangedFailedLookupLocation; + if (isCreatingWatchedDirectory) { + // Watching directory is created + // Invalidate any resolution has failed lookup in this directory + isChangedFailedLookupLocation = function (location) { return isInDirectoryPath(fileOrDirectoryPath, resolutionHost.toPath(location)); }; + } + else { + // Some file or directory in the watching directory is created + // Return early if it does not have any of the watching extension or not the custom failed lookup path + if (!isPathWithDefaultFailedLookupExtension(fileOrDirectoryPath) && !customFailedLookupPaths.has(fileOrDirectoryPath)) { + return false; + } + // Resolution need to be invalidated if failed lookup location is same as the file or directory getting created + isChangedFailedLookupLocation = function (location) { return resolutionHost.toPath(location) === fileOrDirectoryPath; }; + } + var hasChangedFailedLookupLocation = function (resolution) { return ts.some(resolution.failedLookupLocations, isChangedFailedLookupLocation); }; + var invalidatedFilesCount = filesWithInvalidatedResolutions && filesWithInvalidatedResolutions.size; + invalidateResolutions( + // Resolution is invalidated if the resulting file name is same as the deleted file path + hasChangedFailedLookupLocation); + return allFilesHaveInvalidatedResolution || filesWithInvalidatedResolutions && filesWithInvalidatedResolutions.size !== invalidatedFilesCount; + } + function closeTypeRootsWatch() { + ts.clearMap(typeRootsWatches, ts.closeFileWatcher); + } + function createTypeRootsWatch(_typeRootPath, typeRoot) { + // Create new watch and recursive info + return resolutionHost.watchTypeRootsDirectory(typeRoot, function (fileOrDirectory) { + var fileOrDirectoryPath = resolutionHost.toPath(fileOrDirectory); + if (resolutionHost.getCachedDirectoryStructureHost) { + // Since the file existance changed, update the sourceFiles cache + resolutionHost.getCachedDirectoryStructureHost().addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath); + } + // For now just recompile + // We could potentially store more data here about whether it was/would be really be used or not + // and with that determine to trigger compilation but for now this is enough + resolutionHost.onChangedAutomaticTypeDirectiveNames(); + }, 1 /* Recursive */); + } + /** + * Watches the types that would get added as part of getAutomaticTypeDirectiveNames + * To be called when compiler options change + */ + function updateTypeRootsWatch() { + var options = resolutionHost.getCompilationSettings(); + if (options.types) { + // No need to do any watch since resolution cache is going to handle the failed lookups + // for the types added by this + closeTypeRootsWatch(); + return; + } + // we need to assume the directories exist to ensure that we can get all the type root directories that get included + // But filter directories that are at root level to say directory doesnt exist, so that we arent watching them + var typeRoots = ts.getEffectiveTypeRoots(options, { directoryExists: directoryExistsForTypeRootWatch, getCurrentDirectory: getCurrentDirectory }); + if (typeRoots) { + ts.mutateMap(typeRootsWatches, ts.arrayToMap(typeRoots, function (tr) { return resolutionHost.toPath(tr); }), { + createNewValue: createTypeRootsWatch, + onDeleteValue: ts.closeFileWatcher + }); + } + else { + closeTypeRootsWatch(); + } + } + /** + * Use this function to return if directory exists to get type roots to watch + * If we return directory exists then only the paths will be added to type roots + * Hence return true for all directories except root directories which are filtered from watching + */ + function directoryExistsForTypeRootWatch(nodeTypesDirectory) { + var dir = ts.getDirectoryPath(ts.getDirectoryPath(nodeTypesDirectory)); + var dirPath = resolutionHost.toPath(dir); + return dirPath === rootPath || canWatchDirectory(dirPath); + } + } + ts.createResolutionCache = createResolutionCache; +})(ts || (ts = {})); +/// +/// +/// +/* @internal */ +var ts; +(function (ts) { + var defaultFormatDiagnosticsHost = ts.sys ? { + getCurrentDirectory: function () { return ts.sys.getCurrentDirectory(); }, + getNewLine: function () { return ts.sys.newLine; }, + getCanonicalFileName: ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames) + } : undefined; + function createDiagnosticReporter(system, worker, formatDiagnosticsHost) { + if (system === void 0) { system = ts.sys; } + if (worker === void 0) { worker = reportDiagnosticSimply; } + return function (diagnostic) { return worker(diagnostic, getFormatDiagnosticsHost(), system); }; + function getFormatDiagnosticsHost() { + return formatDiagnosticsHost || (formatDiagnosticsHost = system === ts.sys ? defaultFormatDiagnosticsHost : { + getCurrentDirectory: function () { return system.getCurrentDirectory(); }, + getNewLine: function () { return system.newLine; }, + getCanonicalFileName: ts.createGetCanonicalFileName(system.useCaseSensitiveFileNames), + }); + } + } + ts.createDiagnosticReporter = createDiagnosticReporter; + function createWatchDiagnosticReporter(system) { + if (system === void 0) { system = ts.sys; } + return function (diagnostic) { + var output = new Date().toLocaleTimeString() + " - "; + output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, system.newLine) + (system.newLine + system.newLine + system.newLine); + system.write(output); + }; + } + ts.createWatchDiagnosticReporter = createWatchDiagnosticReporter; + function reportDiagnostics(diagnostics, reportDiagnostic) { + for (var _i = 0, diagnostics_3 = diagnostics; _i < diagnostics_3.length; _i++) { + var diagnostic = diagnostics_3[_i]; + reportDiagnostic(diagnostic); + } + } + ts.reportDiagnostics = reportDiagnostics; + function reportDiagnosticSimply(diagnostic, host, system) { + system.write(ts.formatDiagnostic(diagnostic, host)); + } + ts.reportDiagnosticSimply = reportDiagnosticSimply; + function reportDiagnosticWithColorAndContext(diagnostic, host, system) { + system.write(ts.formatDiagnosticsWithColorAndContext([diagnostic], host) + host.getNewLine()); + } + ts.reportDiagnosticWithColorAndContext = reportDiagnosticWithColorAndContext; + function parseConfigFile(configFileName, optionsToExtend, system, reportDiagnostic, reportWatchDiagnostic) { + var configFileText; + try { + configFileText = system.readFile(configFileName); + } + catch (e) { + var error = ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, configFileName, e.message); + reportWatchDiagnostic(error); + system.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); + return; + } + if (!configFileText) { + var error = ts.createCompilerDiagnostic(ts.Diagnostics.File_0_not_found, configFileName); + reportDiagnostics([error], reportDiagnostic); + system.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); + return; + } + var result = ts.parseJsonText(configFileName, configFileText); + reportDiagnostics(result.parseDiagnostics, reportDiagnostic); + var cwd = system.getCurrentDirectory(); + var configParseResult = ts.parseJsonSourceFileConfigFileContent(result, system, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), cwd), optionsToExtend, ts.getNormalizedAbsolutePath(configFileName, cwd)); + reportDiagnostics(configParseResult.errors, reportDiagnostic); + return configParseResult; + } + ts.parseConfigFile = parseConfigFile; + function reportEmittedFiles(files, system) { + if (!files || files.length === 0) { + return; + } + var currentDir = system.getCurrentDirectory(); + for (var _i = 0, files_3 = files; _i < files_3.length; _i++) { + var file = files_3[_i]; + var filepath = ts.getNormalizedAbsolutePath(file, currentDir); + system.write("TSFILE: " + filepath + system.newLine); + } + } + function handleEmitOutputAndReportErrors(system, program, emittedFiles, emitSkipped, diagnostics, reportDiagnostic) { + reportDiagnostics(ts.sortAndDeduplicateDiagnostics(diagnostics), reportDiagnostic); + reportEmittedFiles(emittedFiles, system); + if (program.getCompilerOptions().listFiles) { + ts.forEach(program.getSourceFiles(), function (file) { + system.write(file.fileName + system.newLine); + }); + } + if (emitSkipped && diagnostics.length > 0) { + // If the emitter didn't emit anything, then pass that value along. + return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped; + } + else if (diagnostics.length > 0) { + // The emitter emitted something, inform the caller if that happened in the presence + // of diagnostics or not. + return ts.ExitStatus.DiagnosticsPresent_OutputsGenerated; + } + return ts.ExitStatus.Success; + } + ts.handleEmitOutputAndReportErrors = handleEmitOutputAndReportErrors; + function createWatchingSystemHost(pretty, system, parseConfigFile, reportDiagnostic, reportWatchDiagnostic) { + if (system === void 0) { system = ts.sys; } + reportDiagnostic = reportDiagnostic || createDiagnosticReporter(system, pretty ? reportDiagnosticWithColorAndContext : reportDiagnosticSimply); + reportWatchDiagnostic = reportWatchDiagnostic || createWatchDiagnosticReporter(system); + parseConfigFile = parseConfigFile || ts.parseConfigFile; + return { + system: system, + parseConfigFile: parseConfigFile, + reportDiagnostic: reportDiagnostic, + reportWatchDiagnostic: reportWatchDiagnostic, + beforeCompile: ts.noop, + afterCompile: compileWatchedProgram, + }; + function compileWatchedProgram(host, program, builder) { + // First get and report any syntactic errors. + var diagnostics = program.getSyntacticDiagnostics().slice(); + var reportSemanticDiagnostics = false; + // If we didn't have any syntactic errors, then also try getting the global and + // semantic errors. + if (diagnostics.length === 0) { + ts.addRange(diagnostics, program.getOptionsDiagnostics()); + ts.addRange(diagnostics, program.getGlobalDiagnostics()); + if (diagnostics.length === 0) { + reportSemanticDiagnostics = true; + } + } + // Emit and report any errors we ran into. + var emittedFiles = program.getCompilerOptions().listEmittedFiles ? [] : undefined; + var sourceMaps; + var emitSkipped; + var result = builder.emitChangedFiles(program, writeFile); + if (result.length === 0) { + emitSkipped = true; + } + else { + for (var _i = 0, result_5 = result; _i < result_5.length; _i++) { + var emitOutput = result_5[_i]; + if (emitOutput.emitSkipped) { + emitSkipped = true; + } + ts.addRange(diagnostics, emitOutput.diagnostics); + sourceMaps = ts.concatenate(sourceMaps, emitOutput.sourceMaps); + } + } + if (reportSemanticDiagnostics) { + ts.addRange(diagnostics, builder.getSemanticDiagnostics(program)); + } + return handleEmitOutputAndReportErrors(host, program, emittedFiles, emitSkipped, diagnostics, reportDiagnostic); + function ensureDirectoriesExist(directoryPath) { + if (directoryPath.length > ts.getRootLength(directoryPath) && !host.directoryExists(directoryPath)) { + var parentDirectory = ts.getDirectoryPath(directoryPath); + ensureDirectoriesExist(parentDirectory); + host.createDirectory(directoryPath); + } + } + function writeFile(fileName, text, writeByteOrderMark, onError) { + try { + ts.performance.mark("beforeIOWrite"); + ensureDirectoriesExist(ts.getDirectoryPath(ts.normalizePath(fileName))); + host.writeFile(fileName, text, writeByteOrderMark); + ts.performance.mark("afterIOWrite"); + ts.performance.measure("I/O Write", "beforeIOWrite", "afterIOWrite"); + if (emittedFiles) { + emittedFiles.push(fileName); + } + } + catch (e) { + if (onError) { + onError(e.message); + } + } + } + } + } + ts.createWatchingSystemHost = createWatchingSystemHost; + function createWatchModeWithConfigFile(configParseResult, optionsToExtend, watchingHost) { + if (optionsToExtend === void 0) { optionsToExtend = {}; } + return createWatchMode(configParseResult.fileNames, configParseResult.options, watchingHost, configParseResult.options.configFilePath, configParseResult.configFileSpecs, configParseResult.wildcardDirectories, optionsToExtend); + } + ts.createWatchModeWithConfigFile = createWatchModeWithConfigFile; + function createWatchModeWithoutConfigFile(rootFileNames, compilerOptions, watchingHost) { + return createWatchMode(rootFileNames, compilerOptions, watchingHost); + } + ts.createWatchModeWithoutConfigFile = createWatchModeWithoutConfigFile; + function createWatchMode(rootFileNames, compilerOptions, watchingHost, configFileName, configFileSpecs, configFileWildCardDirectories, optionsToExtendForConfigFile) { + var program; + var needsReload; // true if the config file changed and needs to reload it from the disk + var missingFilesMap; // Map of file watchers for the missing files + var watchedWildcardDirectories; // map of watchers for the wild card directories in the config file + var timerToUpdateProgram; // timer callback to recompile the program + var sourceFilesCache = ts.createMap(); // Cache that stores the source file and version info + var missingFilePathsRequestedForRelease; // These paths are held temparirly so that we can remove the entry from source file cache if the file is not tracked by missing files + var hasChangedCompilerOptions = false; // True if the compiler options have changed between compilations + var hasChangedAutomaticTypeDirectiveNames = false; // True if the automatic type directives have changed + var loggingEnabled = compilerOptions.diagnostics || compilerOptions.extendedDiagnostics; + var writeLog = loggingEnabled ? function (s) { system.write(s); system.write(system.newLine); } : ts.noop; + var watchFile = compilerOptions.extendedDiagnostics ? ts.addFileWatcherWithLogging : loggingEnabled ? ts.addFileWatcherWithOnlyTriggerLogging : ts.addFileWatcher; + var watchFilePath = compilerOptions.extendedDiagnostics ? ts.addFilePathWatcherWithLogging : ts.addFilePathWatcher; + var watchDirectoryWorker = compilerOptions.extendedDiagnostics ? ts.addDirectoryWatcherWithLogging : ts.addDirectoryWatcher; + watchingHost = watchingHost || createWatchingSystemHost(compilerOptions.pretty); + var system = watchingHost.system, parseConfigFile = watchingHost.parseConfigFile, reportDiagnostic = watchingHost.reportDiagnostic, reportWatchDiagnostic = watchingHost.reportWatchDiagnostic, beforeCompile = watchingHost.beforeCompile, afterCompile = watchingHost.afterCompile; + var directoryStructureHost = configFileName ? ts.createCachedDirectoryStructureHost(system) : system; + if (configFileName) { + watchFile(system, configFileName, scheduleProgramReload, writeLog); + } + var getCurrentDirectory = ts.memoize(function () { return directoryStructureHost.getCurrentDirectory(); }); + var realpath = system.realpath && (function (path) { return system.realpath(path); }); + var getCachedDirectoryStructureHost = configFileName && (function () { return directoryStructureHost; }); + var getCanonicalFileName = ts.createGetCanonicalFileName(system.useCaseSensitiveFileNames); + var newLine = ts.getNewLineCharacter(compilerOptions, system); + var compilerHost = { + // Members for CompilerHost + getSourceFile: function (fileName, languageVersion, onError, shouldCreateNewSourceFile) { return getVersionedSourceFileByPath(fileName, toPath(fileName), languageVersion, onError, shouldCreateNewSourceFile); }, + getSourceFileByPath: getVersionedSourceFileByPath, + getDefaultLibLocation: getDefaultLibLocation, + getDefaultLibFileName: function (options) { return ts.combinePaths(getDefaultLibLocation(), ts.getDefaultLibFileName(options)); }, + writeFile: ts.notImplemented, + getCurrentDirectory: getCurrentDirectory, + useCaseSensitiveFileNames: function () { return system.useCaseSensitiveFileNames; }, + getCanonicalFileName: getCanonicalFileName, + getNewLine: function () { return newLine; }, + fileExists: fileExists, + readFile: function (fileName) { return system.readFile(fileName); }, + trace: function (s) { return system.write(s + newLine); }, + directoryExists: function (directoryName) { return directoryStructureHost.directoryExists(directoryName); }, + getEnvironmentVariable: function (name) { return system.getEnvironmentVariable ? system.getEnvironmentVariable(name) : ""; }, + getDirectories: function (path) { return directoryStructureHost.getDirectories(path); }, + realpath: realpath, + resolveTypeReferenceDirectives: function (typeDirectiveNames, containingFile) { return resolutionCache.resolveTypeReferenceDirectives(typeDirectiveNames, containingFile); }, + resolveModuleNames: function (moduleNames, containingFile, reusedNames) { return resolutionCache.resolveModuleNames(moduleNames, containingFile, reusedNames, /*logChanges*/ false); }, + onReleaseOldSourceFile: onReleaseOldSourceFile, + // Members for ResolutionCacheHost + toPath: toPath, + getCompilationSettings: function () { return compilerOptions; }, + watchDirectoryOfFailedLookupLocation: watchDirectory, + watchTypeRootsDirectory: watchDirectory, + getCachedDirectoryStructureHost: getCachedDirectoryStructureHost, + onInvalidatedResolution: scheduleProgramUpdate, + onChangedAutomaticTypeDirectiveNames: function () { + hasChangedAutomaticTypeDirectiveNames = true; + scheduleProgramUpdate(); + }, + writeLog: writeLog + }; + // Cache for the module resolution + var resolutionCache = ts.createResolutionCache(compilerHost, configFileName ? + ts.getDirectoryPath(ts.getNormalizedAbsolutePath(configFileName, getCurrentDirectory())) : + getCurrentDirectory()); + // There is no extra check needed since we can just rely on the program to decide emit + var builder = ts.createBuilder({ getCanonicalFileName: getCanonicalFileName, computeHash: computeHash }); + synchronizeProgram(); + // Update the wild card directory watch + watchConfigFileWildCardDirectories(); + return function () { return program; }; + function synchronizeProgram() { + writeLog("Synchronizing program"); + if (hasChangedCompilerOptions) { + newLine = ts.getNewLineCharacter(compilerOptions, system); + if (program && ts.changesAffectModuleResolution(program.getCompilerOptions(), compilerOptions)) { + resolutionCache.clear(); + } + } + var hasInvalidatedResolution = resolutionCache.createHasInvalidatedResolution(); + if (ts.isProgramUptoDate(program, rootFileNames, compilerOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames)) { + return; + } + beforeCompile(compilerOptions); + // Compile the program + var needsUpdateInTypeRootWatch = hasChangedCompilerOptions || !program; + hasChangedCompilerOptions = false; + resolutionCache.startCachingPerDirectoryResolution(); + compilerHost.hasInvalidatedResolution = hasInvalidatedResolution; + compilerHost.hasChangedAutomaticTypeDirectiveNames = hasChangedAutomaticTypeDirectiveNames; + program = ts.createProgram(rootFileNames, compilerOptions, compilerHost, program); + resolutionCache.finishCachingPerDirectoryResolution(); + builder.updateProgram(program); + // Update watches + ts.updateMissingFilePathsWatch(program, missingFilesMap || (missingFilesMap = ts.createMap()), watchMissingFilePath); + if (needsUpdateInTypeRootWatch) { + resolutionCache.updateTypeRootsWatch(); + } + if (missingFilePathsRequestedForRelease) { + // These are the paths that program creater told us as not in use any more but were missing on the disk. + // We didnt remove the entry for them from sourceFiles cache so that we dont have to do File IO, + // if there is already watcher for it (for missing files) + // At this point our watches were updated, hence now we know that these paths are not tracked and need to be removed + // so that at later time we have correct result of their presence + for (var _i = 0, missingFilePathsRequestedForRelease_1 = missingFilePathsRequestedForRelease; _i < missingFilePathsRequestedForRelease_1.length; _i++) { + var missingFilePath = missingFilePathsRequestedForRelease_1[_i]; + if (!missingFilesMap.has(missingFilePath)) { + sourceFilesCache.delete(missingFilePath); + } + } + missingFilePathsRequestedForRelease = undefined; + } + afterCompile(directoryStructureHost, program, builder); + reportWatchDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Compilation_complete_Watching_for_file_changes)); + } + function toPath(fileName) { + return ts.toPath(fileName, getCurrentDirectory(), getCanonicalFileName); + } + function fileExists(fileName) { + var path = toPath(fileName); + var hostSourceFileInfo = sourceFilesCache.get(path); + if (hostSourceFileInfo !== undefined) { + return !ts.isString(hostSourceFileInfo); + } + return directoryStructureHost.fileExists(fileName); + } + function getDefaultLibLocation() { + return ts.getDirectoryPath(ts.normalizePath(system.getExecutingFilePath())); + } + function getVersionedSourceFileByPath(fileName, path, languageVersion, onError, shouldCreateNewSourceFile) { + var hostSourceFile = sourceFilesCache.get(path); + // No source file on the host + if (ts.isString(hostSourceFile)) { + return undefined; + } + // Create new source file if requested or the versions dont match + if (!hostSourceFile || shouldCreateNewSourceFile || hostSourceFile.version.toString() !== hostSourceFile.sourceFile.version) { + var sourceFile = getNewSourceFile(); + if (hostSourceFile) { + if (shouldCreateNewSourceFile) { + hostSourceFile.version++; + } + if (sourceFile) { + hostSourceFile.sourceFile = sourceFile; + sourceFile.version = hostSourceFile.version.toString(); + if (!hostSourceFile.fileWatcher) { + hostSourceFile.fileWatcher = watchFilePath(system, fileName, onSourceFileChange, path, writeLog); + } + } + else { + // There is no source file on host any more, close the watch, missing file paths will track it + hostSourceFile.fileWatcher.close(); + sourceFilesCache.set(path, hostSourceFile.version.toString()); + } + } + else { + var fileWatcher = void 0; + if (sourceFile) { + sourceFile.version = "0"; + fileWatcher = watchFilePath(system, fileName, onSourceFileChange, path, writeLog); + sourceFilesCache.set(path, { sourceFile: sourceFile, version: 0, fileWatcher: fileWatcher }); + } + else { + sourceFilesCache.set(path, "0"); + } + } + return sourceFile; + } + return hostSourceFile.sourceFile; + function getNewSourceFile() { + var text; + try { + ts.performance.mark("beforeIORead"); + text = system.readFile(fileName, compilerOptions.charset); + ts.performance.mark("afterIORead"); + ts.performance.measure("I/O Read", "beforeIORead", "afterIORead"); + } + catch (e) { + if (onError) { + onError(e.message); + } + } + return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion) : undefined; + } + } + function removeSourceFile(path) { + var hostSourceFile = sourceFilesCache.get(path); + if (hostSourceFile !== undefined) { + if (!ts.isString(hostSourceFile)) { + hostSourceFile.fileWatcher.close(); + resolutionCache.invalidateResolutionOfFile(path); + } + sourceFilesCache.delete(path); + } + } + function getSourceVersion(path) { + var hostSourceFile = sourceFilesCache.get(path); + return !hostSourceFile || ts.isString(hostSourceFile) ? undefined : hostSourceFile.version.toString(); + } + function onReleaseOldSourceFile(oldSourceFile, _oldOptions) { + var hostSourceFileInfo = sourceFilesCache.get(oldSourceFile.path); + // If this is the source file thats in the cache and new program doesnt need it, + // remove the cached entry. + // Note we arent deleting entry if file became missing in new program or + // there was version update and new source file was created. + if (hostSourceFileInfo) { + // record the missing file paths so they can be removed later if watchers arent tracking them + if (ts.isString(hostSourceFileInfo)) { + (missingFilePathsRequestedForRelease || (missingFilePathsRequestedForRelease = [])).push(oldSourceFile.path); + } + else if (hostSourceFileInfo.sourceFile === oldSourceFile) { + sourceFilesCache.delete(oldSourceFile.path); + resolutionCache.removeResolutionsOfFile(oldSourceFile.path); + } + } + } + // Upon detecting a file change, wait for 250ms and then perform a recompilation. This gives batch + // operations (such as saving all modified files in an editor) a chance to complete before we kick + // off a new compilation. + function scheduleProgramUpdate() { + if (!system.setTimeout || !system.clearTimeout) { + return; + } + if (timerToUpdateProgram) { + system.clearTimeout(timerToUpdateProgram); + } + timerToUpdateProgram = system.setTimeout(updateProgram, 250); + } + function scheduleProgramReload() { + ts.Debug.assert(!!configFileName); + needsReload = true; + scheduleProgramUpdate(); + } + function updateProgram() { + timerToUpdateProgram = undefined; + reportWatchDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.File_change_detected_Starting_incremental_compilation)); + if (needsReload) { + reloadConfigFile(); + } + else { + synchronizeProgram(); + } + } + function reloadConfigFile() { + writeLog("Reloading config file: " + configFileName); + needsReload = false; + var cachedHost = directoryStructureHost; + cachedHost.clearCache(); + var configParseResult = parseConfigFile(configFileName, optionsToExtendForConfigFile, cachedHost, reportDiagnostic, reportWatchDiagnostic); + rootFileNames = configParseResult.fileNames; + compilerOptions = configParseResult.options; + hasChangedCompilerOptions = true; + configFileSpecs = configParseResult.configFileSpecs; + configFileWildCardDirectories = configParseResult.wildcardDirectories; + synchronizeProgram(); + // Update the wild card directory watch + watchConfigFileWildCardDirectories(); + } + function onSourceFileChange(fileName, eventKind, path) { + updateCachedSystemWithFile(fileName, path, eventKind); + var hostSourceFile = sourceFilesCache.get(path); + if (hostSourceFile) { + // Update the cache + if (eventKind === ts.FileWatcherEventKind.Deleted) { + resolutionCache.invalidateResolutionOfFile(path); + if (!ts.isString(hostSourceFile)) { + hostSourceFile.fileWatcher.close(); + sourceFilesCache.set(path, (hostSourceFile.version++).toString()); + } + } + else { + // Deleted file created + if (ts.isString(hostSourceFile)) { + sourceFilesCache.delete(path); + } + else { + // file changed - just update the version + hostSourceFile.version++; + } + } + } + // Update the program + scheduleProgramUpdate(); + } + function updateCachedSystemWithFile(fileName, path, eventKind) { + if (configFileName) { + directoryStructureHost.addOrDeleteFile(fileName, path, eventKind); + } + } + function watchDirectory(directory, cb, flags) { + return watchDirectoryWorker(system, directory, cb, flags, writeLog); + } + function watchMissingFilePath(missingFilePath) { + return watchFilePath(system, missingFilePath, onMissingFileChange, missingFilePath, writeLog); + } + function onMissingFileChange(fileName, eventKind, missingFilePath) { + updateCachedSystemWithFile(fileName, missingFilePath, eventKind); + if (eventKind === ts.FileWatcherEventKind.Created && missingFilesMap.has(missingFilePath)) { + missingFilesMap.get(missingFilePath).close(); + missingFilesMap.delete(missingFilePath); + // Delete the entry in the source files cache so that new source file is created + removeSourceFile(missingFilePath); + // When a missing file is created, we should update the graph. + scheduleProgramUpdate(); + } + } + function watchConfigFileWildCardDirectories() { + ts.updateWatchingWildcardDirectories(watchedWildcardDirectories || (watchedWildcardDirectories = ts.createMap()), ts.createMapFromTemplate(configFileWildCardDirectories), watchWildcardDirectory); } - function needAllowJs() { - return options.allowJs ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_allowJs_is_not_set; + function watchWildcardDirectory(directory, flags) { + return watchDirectory(directory, function (fileOrDirectory) { + ts.Debug.assert(!!configFileName); + var fileOrDirectoryPath = toPath(fileOrDirectory); + // Since the file existance changed, update the sourceFiles cache + var result = directoryStructureHost.addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath); + // Instead of deleting the file, mark it as changed instead + // Many times node calls add/remove/file when watching directories recursively + var hostSourceFile = sourceFilesCache.get(fileOrDirectoryPath); + if (hostSourceFile && !ts.isString(hostSourceFile) && (result ? result.fileExists : directoryStructureHost.fileExists(fileOrDirectory))) { + hostSourceFile.version++; + } + else { + removeSourceFile(fileOrDirectoryPath); + } + // If the the added or created file or directory is not supported file name, ignore the file + // But when watched directory is added/removed, we need to reload the file list + if (fileOrDirectoryPath !== directory && !ts.isSupportedSourceFileName(fileOrDirectory, compilerOptions)) { + writeLog("Project: " + configFileName + " Detected file add/remove of non supported extension: " + fileOrDirectory); + return; + } + // Reload is pending, do the reload + if (!needsReload) { + var result_6 = ts.getFileNamesFromConfigSpecs(configFileSpecs, ts.getDirectoryPath(configFileName), compilerOptions, directoryStructureHost); + if (!configFileSpecs.filesSpecs && result_6.fileNames.length === 0) { + reportDiagnostic(ts.getErrorForNoInputFiles(configFileSpecs, configFileName)); + } + rootFileNames = result_6.fileNames; + // Schedule Update the program + scheduleProgramUpdate(); + } + }, flags); + } + function computeHash(data) { + return system.createHash ? system.createHash(data) : data; } } - ts.getResolutionDiagnostic = getResolutionDiagnostic; })(ts || (ts = {})); /// /// /// /// -/// +/// var ts; (function (ts) { /* @internal */ ts.compileOnSaveCommandLineOption = { name: "compileOnSave", type: "boolean" }; /* @internal */ ts.optionDeclarations = [ - { - name: "charset", - type: "string", - }, - ts.compileOnSaveCommandLineOption, - { - name: "declaration", - shortName: "d", - type: "boolean", - description: ts.Diagnostics.Generates_corresponding_d_ts_file, - }, - { - name: "declarationDir", - type: "string", - isFilePath: true, - paramType: ts.Diagnostics.DIRECTORY, - }, - { - name: "diagnostics", - type: "boolean", - }, - { - name: "extendedDiagnostics", - type: "boolean", - experimental: true - }, - { - name: "emitBOM", - type: "boolean" - }, + // CommandLine only options { name: "help", shortName: "h", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, description: ts.Diagnostics.Print_this_message, }, { @@ -63875,56 +74527,74 @@ var ts; type: "boolean" }, { - name: "init", + name: "all", type: "boolean", - description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Show_all_compiler_options, }, { - name: "inlineSourceMap", + name: "version", + shortName: "v", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Print_the_compiler_s_version, }, { - name: "inlineSources", + name: "init", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file, }, { - name: "jsx", - type: ts.createMap({ - "preserve": 1 /* Preserve */, - "react": 2 /* React */ - }), - paramType: ts.Diagnostics.KIND, - description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_or_react, - }, - { - name: "reactNamespace", - type: "string", - description: ts.Diagnostics.Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit - }, - { - name: "jsxFactory", + name: "project", + shortName: "p", type: "string", - description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h + isFilePath: true, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + paramType: ts.Diagnostics.FILE_OR_DIRECTORY, + description: ts.Diagnostics.Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json, }, { - name: "listFiles", + name: "pretty", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental }, { - name: "locale", - type: "string", + name: "watch", + shortName: "w", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Watch_input_files, }, + // Basic { - name: "mapRoot", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations, - paramType: ts.Diagnostics.LOCATION, + name: "target", + shortName: "t", + type: ts.createMapFromTemplate({ + "es3": 0 /* ES3 */, + "es5": 1 /* ES5 */, + "es6": 2 /* ES2015 */, + "es2015": 2 /* ES2015 */, + "es2016": 3 /* ES2016 */, + "es2017": 4 /* ES2017 */, + "esnext": 5 /* ESNext */, + }), + paramType: ts.Diagnostics.VERSION, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT, }, { name: "module", shortName: "m", - type: ts.createMap({ + type: ts.createMapFromTemplate({ "none": ts.ModuleKind.None, "commonjs": ts.ModuleKind.CommonJS, "amd": ts.ModuleKind.AMD, @@ -63932,234 +74602,240 @@ var ts; "umd": ts.ModuleKind.UMD, "es6": ts.ModuleKind.ES2015, "es2015": ts.ModuleKind.ES2015, + "esnext": ts.ModuleKind.ESNext }), - description: ts.Diagnostics.Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015, paramType: ts.Diagnostics.KIND, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext, }, { - name: "newLine", - type: ts.createMap({ - "crlf": 0 /* CarriageReturnLineFeed */, - "lf": 1 /* LineFeed */ - }), - description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix, - paramType: ts.Diagnostics.NEWLINE, - }, - { - name: "noEmit", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_outputs, - }, - { - name: "noEmitHelpers", - type: "boolean" - }, - { - name: "noEmitOnError", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported, - }, - { - name: "noErrorTruncation", - type: "boolean" - }, - { - name: "noImplicitAny", - type: "boolean", - description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type, - }, - { - name: "noImplicitThis", - type: "boolean", - description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type, - }, - { - name: "noUnusedLocals", - type: "boolean", - description: ts.Diagnostics.Report_errors_on_unused_locals, + name: "lib", + type: "list", + element: { + name: "lib", + type: ts.createMapFromTemplate({ + // JavaScript only + "es5": "lib.es5.d.ts", + "es6": "lib.es2015.d.ts", + "es2015": "lib.es2015.d.ts", + "es7": "lib.es2016.d.ts", + "es2016": "lib.es2016.d.ts", + "es2017": "lib.es2017.d.ts", + "esnext": "lib.esnext.d.ts", + // Host only + "dom": "lib.dom.d.ts", + "dom.iterable": "lib.dom.iterable.d.ts", + "webworker": "lib.webworker.d.ts", + "scripthost": "lib.scripthost.d.ts", + // ES2015 Or ESNext By-feature options + "es2015.core": "lib.es2015.core.d.ts", + "es2015.collection": "lib.es2015.collection.d.ts", + "es2015.generator": "lib.es2015.generator.d.ts", + "es2015.iterable": "lib.es2015.iterable.d.ts", + "es2015.promise": "lib.es2015.promise.d.ts", + "es2015.proxy": "lib.es2015.proxy.d.ts", + "es2015.reflect": "lib.es2015.reflect.d.ts", + "es2015.symbol": "lib.es2015.symbol.d.ts", + "es2015.symbol.wellknown": "lib.es2015.symbol.wellknown.d.ts", + "es2016.array.include": "lib.es2016.array.include.d.ts", + "es2017.object": "lib.es2017.object.d.ts", + "es2017.sharedmemory": "lib.es2017.sharedmemory.d.ts", + "es2017.string": "lib.es2017.string.d.ts", + "es2017.intl": "lib.es2017.intl.d.ts", + "esnext.asynciterable": "lib.esnext.asynciterable.d.ts", + }), + }, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation_Colon }, { - name: "noUnusedParameters", + name: "allowJs", type: "boolean", - description: ts.Diagnostics.Report_errors_on_unused_parameters, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Allow_javascript_files_to_be_compiled }, { - name: "noLib", + name: "checkJs", type: "boolean", + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Report_errors_in_js_files }, { - name: "noResolve", - type: "boolean", + name: "jsx", + type: ts.createMapFromTemplate({ + "preserve": 1 /* Preserve */, + "react-native": 3 /* ReactNative */, + "react": 2 /* React */ + }), + paramType: ts.Diagnostics.KIND, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_react_native_or_react, }, { - name: "skipDefaultLibCheck", + name: "declaration", + shortName: "d", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Generates_corresponding_d_ts_file, }, { - name: "skipLibCheck", + name: "sourceMap", type: "boolean", - description: ts.Diagnostics.Skip_type_checking_of_declaration_files, - }, - { - name: "out", - type: "string", - isFilePath: false, - // for correct behaviour, please use outFile - paramType: ts.Diagnostics.FILE, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Generates_corresponding_map_file, }, { name: "outFile", type: "string", isFilePath: true, - description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file, paramType: ts.Diagnostics.FILE, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file, }, { name: "outDir", type: "string", isFilePath: true, - description: ts.Diagnostics.Redirect_output_structure_to_the_directory, paramType: ts.Diagnostics.DIRECTORY, - }, - { - name: "preserveConstEnums", - type: "boolean", - description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code - }, - { - name: "pretty", - description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental, - type: "boolean" - }, - { - name: "project", - shortName: "p", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Compile_the_project_in_the_given_directory, - paramType: ts.Diagnostics.DIRECTORY - }, - { - name: "removeComments", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_comments_to_output, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Redirect_output_structure_to_the_directory, }, { name: "rootDir", type: "string", isFilePath: true, paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Basic_Options, description: ts.Diagnostics.Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir, }, { - name: "isolatedModules", + name: "removeComments", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Do_not_emit_comments_to_output, }, { - name: "sourceMap", + name: "noEmit", type: "boolean", - description: ts.Diagnostics.Generates_corresponding_map_file, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Do_not_emit_outputs, }, { - name: "sourceRoot", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations, - paramType: ts.Diagnostics.LOCATION, + name: "importHelpers", + type: "boolean", + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Import_emit_helpers_from_tslib }, { - name: "suppressExcessPropertyErrors", + name: "downlevelIteration", type: "boolean", - description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals, - experimental: true + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3 }, { - name: "suppressImplicitAnyIndexErrors", + name: "isolatedModules", type: "boolean", - description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule }, + // Strict Type Checks { - name: "stripInternal", + name: "strict", type: "boolean", - description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation, - experimental: true + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_all_strict_type_checking_options }, { - name: "target", - shortName: "t", - type: ts.createMap({ - "es3": 0 /* ES3 */, - "es5": 1 /* ES5 */, - "es6": 2 /* ES2015 */, - "es2015": 2 /* ES2015 */, - "es2016": 3 /* ES2016 */, - "es2017": 4 /* ES2017 */, - "esnext": 5 /* ESNext */, - }), - description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT, - paramType: ts.Diagnostics.VERSION, + name: "noImplicitAny", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type, }, { - name: "version", - shortName: "v", + name: "strictNullChecks", type: "boolean", - description: ts.Diagnostics.Print_the_compiler_s_version, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_strict_null_checks }, { - name: "watch", - shortName: "w", + name: "strictFunctionTypes", type: "boolean", - description: ts.Diagnostics.Watch_input_files, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_strict_checking_of_function_types }, { - name: "experimentalDecorators", + name: "noImplicitThis", type: "boolean", - description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type, }, { - name: "emitDecoratorMetadata", + name: "alwaysStrict", type: "boolean", - experimental: true, - description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file }, + // Additional Checks { - name: "moduleResolution", - type: ts.createMap({ - "node": ts.ModuleResolutionKind.NodeJs, - "classic": ts.ModuleResolutionKind.Classic, - }), - description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6, - paramType: ts.Diagnostics.STRATEGY, + name: "noUnusedLocals", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_errors_on_unused_locals, }, { - name: "allowUnusedLabels", + name: "noUnusedParameters", type: "boolean", - description: ts.Diagnostics.Do_not_report_errors_on_unused_labels + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_errors_on_unused_parameters, }, { name: "noImplicitReturns", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, description: ts.Diagnostics.Report_error_when_not_all_code_paths_in_function_return_a_value }, { name: "noFallthroughCasesInSwitch", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, description: ts.Diagnostics.Report_errors_for_fallthrough_cases_in_switch_statement }, + // Module Resolution { - name: "allowUnreachableCode", - type: "boolean", - description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code - }, - { - name: "forceConsistentCasingInFileNames", - type: "boolean", - description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file + name: "moduleResolution", + type: ts.createMapFromTemplate({ + "node": ts.ModuleResolutionKind.NodeJs, + "classic": ts.ModuleResolutionKind.Classic, + }), + paramType: ts.Diagnostics.STRATEGY, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6, }, { name: "baseUrl", type: "string", isFilePath: true, + category: ts.Diagnostics.Module_Resolution_Options, description: ts.Diagnostics.Base_directory_to_resolve_non_absolute_module_names }, { @@ -64167,7 +74843,9 @@ var ts; // use type = object to copy the value as-is name: "paths", type: "object", - isTSConfigOnly: true + isTSConfigOnly: true, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl }, { // this option can only be specified in tsconfig.json @@ -64179,7 +74857,9 @@ var ts; name: "rootDirs", type: "string", isFilePath: true - } + }, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime }, { name: "typeRoots", @@ -64188,7 +74868,9 @@ var ts; name: "typeRoots", type: "string", isFilePath: true - } + }, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.List_of_folders_to_include_type_definitions_from }, { name: "types", @@ -64197,91 +74879,270 @@ var ts; name: "types", type: "string" }, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Module_Resolution_Options, description: ts.Diagnostics.Type_declaration_files_to_be_included_in_compilation }, + { + name: "allowSyntheticDefaultImports", + type: "boolean", + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking + }, + { + name: "preserveSymlinks", + type: "boolean", + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Do_not_resolve_the_real_path_of_symlinks, + }, + // Source Maps + { + name: "sourceRoot", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations, + }, + { + name: "mapRoot", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations, + }, + { + name: "inlineSourceMap", + type: "boolean", + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file + }, + { + name: "inlineSources", + type: "boolean", + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set + }, + // Experimental + { + name: "experimentalDecorators", + type: "boolean", + category: ts.Diagnostics.Experimental_Options, + description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators + }, + { + name: "emitDecoratorMetadata", + type: "boolean", + category: ts.Diagnostics.Experimental_Options, + description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators + }, + // Advanced + { + name: "jsxFactory", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h + }, + { + name: "diagnostics", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Show_diagnostic_information + }, + { + name: "extendedDiagnostics", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Show_verbose_diagnostic_information + }, { name: "traceResolution", type: "boolean", + category: ts.Diagnostics.Advanced_Options, description: ts.Diagnostics.Enable_tracing_of_the_name_resolution_process }, { - name: "allowJs", + name: "listFiles", type: "boolean", - description: ts.Diagnostics.Allow_javascript_files_to_be_compiled + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Print_names_of_files_part_of_the_compilation }, { - name: "allowSyntheticDefaultImports", + name: "listEmittedFiles", type: "boolean", - description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Print_names_of_generated_files_part_of_the_compilation + }, + { + name: "out", + type: "string", + isFilePath: false, + // for correct behaviour, please use outFile + category: ts.Diagnostics.Advanced_Options, + paramType: ts.Diagnostics.FILE, + description: ts.Diagnostics.Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file, + }, + { + name: "reactNamespace", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit + }, + { + name: "skipDefaultLibCheck", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files + }, + { + name: "charset", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_character_set_of_the_input_files + }, + { + name: "emitBOM", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files + }, + { + name: "locale", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_locale_used_when_displaying_messages_to_the_user_e_g_en_us + }, + { + name: "newLine", + type: ts.createMapFromTemplate({ + "crlf": 0 /* CarriageReturnLineFeed */, + "lf": 1 /* LineFeed */ + }), + paramType: ts.Diagnostics.NEWLINE, + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix, + }, + { + name: "noErrorTruncation", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_truncate_error_messages + }, + { + name: "noLib", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_include_the_default_library_file_lib_d_ts + }, + { + name: "noResolve", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files + }, + { + name: "stripInternal", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation, + }, + { + name: "disableSizeLimit", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disable_size_limitations_on_JavaScript_projects }, { name: "noImplicitUseStrict", type: "boolean", + category: ts.Diagnostics.Advanced_Options, description: ts.Diagnostics.Do_not_emit_use_strict_directives_in_module_output }, { - name: "maxNodeModuleJsDepth", - type: "number", - description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files + name: "noEmitHelpers", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_generate_custom_helper_functions_like_extends_in_compiled_output }, { - name: "listEmittedFiles", - type: "boolean" + name: "noEmitOnError", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported, }, { - name: "lib", - type: "list", - element: { - name: "lib", - type: ts.createMap({ - // JavaScript only - "es5": "lib.es5.d.ts", - "es6": "lib.es2015.d.ts", - "es2015": "lib.es2015.d.ts", - "es7": "lib.es2016.d.ts", - "es2016": "lib.es2016.d.ts", - "es2017": "lib.es2017.d.ts", - // Host only - "dom": "lib.dom.d.ts", - "dom.iterable": "lib.dom.iterable.d.ts", - "webworker": "lib.webworker.d.ts", - "scripthost": "lib.scripthost.d.ts", - // ES2015 Or ESNext By-feature options - "es2015.core": "lib.es2015.core.d.ts", - "es2015.collection": "lib.es2015.collection.d.ts", - "es2015.generator": "lib.es2015.generator.d.ts", - "es2015.iterable": "lib.es2015.iterable.d.ts", - "es2015.promise": "lib.es2015.promise.d.ts", - "es2015.proxy": "lib.es2015.proxy.d.ts", - "es2015.reflect": "lib.es2015.reflect.d.ts", - "es2015.symbol": "lib.es2015.symbol.d.ts", - "es2015.symbol.wellknown": "lib.es2015.symbol.wellknown.d.ts", - "es2016.array.include": "lib.es2016.array.include.d.ts", - "es2017.object": "lib.es2017.object.d.ts", - "es2017.sharedmemory": "lib.es2017.sharedmemory.d.ts", - "es2017.string": "lib.es2017.string.d.ts", - }), - }, - description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation_Colon + name: "preserveConstEnums", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code }, { - name: "disableSizeLimit", - type: "boolean" + name: "declarationDir", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.DIRECTORY, + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Output_directory_for_generated_declaration_files }, { - name: "strictNullChecks", + name: "skipLibCheck", type: "boolean", - description: ts.Diagnostics.Enable_strict_null_checks + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Skip_type_checking_of_declaration_files, }, { - name: "importHelpers", + name: "allowUnusedLabels", type: "boolean", - description: ts.Diagnostics.Import_emit_helpers_from_tslib + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_report_errors_on_unused_labels }, { - name: "alwaysStrict", + name: "allowUnreachableCode", type: "boolean", - description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code + }, + { + name: "suppressExcessPropertyErrors", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals, + }, + { + name: "suppressImplicitAnyIndexErrors", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures, + }, + { + name: "forceConsistentCasingInFileNames", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file + }, + { + name: "maxNodeModuleJsDepth", + type: "number", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files + }, + { + name: "noStrictGenericChecks", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disable_strict_checking_of_generic_signatures_in_function_types, + }, + { + // A list of plugins to load in the language service + name: "plugins", + type: "list", + isTSConfigOnly: true, + element: { + name: "plugin", + type: "object" + }, + description: ts.Diagnostics.List_of_language_service_plugins } ]; /* @internal */ @@ -64318,8 +75179,7 @@ var ts; ts.defaultInitCompilerOptions = { module: ts.ModuleKind.CommonJS, target: 1 /* ES5 */, - noImplicitAny: false, - sourceMap: false, + strict: true }; var optionNameMapCache; /* @internal */ @@ -64336,7 +75196,6 @@ var ts; return typeAcquisition; } ts.convertEnableAutoDiscoveryToEnable = convertEnableAutoDiscoveryToEnable; - /* @internal */ function getOptionNameMap() { if (optionNameMapCache) { return optionNameMapCache; @@ -64344,21 +75203,23 @@ var ts; var optionNameMap = ts.createMap(); var shortOptionNames = ts.createMap(); ts.forEach(ts.optionDeclarations, function (option) { - optionNameMap[option.name.toLowerCase()] = option; + optionNameMap.set(option.name.toLowerCase(), option); if (option.shortName) { - shortOptionNames[option.shortName] = option.name; + shortOptionNames.set(option.shortName, option.name); } }); optionNameMapCache = { optionNameMap: optionNameMap, shortOptionNames: shortOptionNames }; return optionNameMapCache; } - ts.getOptionNameMap = getOptionNameMap; /* @internal */ function createCompilerDiagnosticForInvalidCustomType(opt) { - var namesOfType = Object.keys(opt.type).map(function (key) { return "'" + key + "'"; }).join(", "); - return ts.createCompilerDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType); + return createDiagnosticForInvalidCustomType(opt, ts.createCompilerDiagnostic); } ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType; + function createDiagnosticForInvalidCustomType(opt, createDiagnostic) { + var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", "); + return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType); + } /* @internal */ function parseCustomTypeOption(opt, value, errors) { return convertJsonOptionOfCustomType(opt, trimString(value || ""), errors); @@ -64389,7 +75250,6 @@ var ts; var options = {}; var fileNames = []; var errors = []; - var _a = getOptionNameMap(), optionNameMap = _a.optionNameMap, shortOptionNames = _a.shortOptionNames; parseStrings(commandLine); return { options: options, @@ -64405,13 +75265,8 @@ var ts; parseResponseFile(s.slice(1)); } else if (s.charCodeAt(0) === 45 /* minus */) { - s = s.slice(s.charCodeAt(1) === 45 /* minus */ ? 2 : 1).toLowerCase(); - // Try to translate short option names to their full equivalents. - if (s in shortOptionNames) { - s = shortOptionNames[s]; - } - if (s in optionNameMap) { - var opt = optionNameMap[s]; + var opt = getOptionFromName(s.slice(s.charCodeAt(1) === 45 /* minus */ ? 2 : 1), /*allowShort*/ true); + if (opt) { if (opt.isTSConfigOnly) { errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_specified_in_tsconfig_json_file, opt.name)); } @@ -64498,53 +75353,278 @@ var ts; } } ts.parseCommandLine = parseCommandLine; + function getOptionFromName(optionName, allowShort) { + if (allowShort === void 0) { allowShort = false; } + optionName = optionName.toLowerCase(); + var _a = getOptionNameMap(), optionNameMap = _a.optionNameMap, shortOptionNames = _a.shortOptionNames; + // Try to translate short option names to their full equivalents. + if (allowShort) { + var short = shortOptionNames.get(optionName); + if (short !== undefined) { + optionName = short; + } + } + return optionNameMap.get(optionName); + } /** - * Read tsconfig.json file - * @param fileName The path to the config file - */ + * Read tsconfig.json file + * @param fileName The path to the config file + */ function readConfigFile(fileName, readFile) { - var text = ""; + var textOrDiagnostic = tryReadFile(fileName, readFile); + return ts.isString(textOrDiagnostic) ? parseConfigFileTextToJson(fileName, textOrDiagnostic) : { config: {}, error: textOrDiagnostic }; + } + ts.readConfigFile = readConfigFile; + /** + * Parse the text of the tsconfig.json file + * @param fileName The path to the config file + * @param jsonText The text of the config file + */ + function parseConfigFileTextToJson(fileName, jsonText) { + var jsonSourceFile = ts.parseJsonText(fileName, jsonText); + return { + config: convertToObject(jsonSourceFile, jsonSourceFile.parseDiagnostics), + error: jsonSourceFile.parseDiagnostics.length ? jsonSourceFile.parseDiagnostics[0] : undefined + }; + } + ts.parseConfigFileTextToJson = parseConfigFileTextToJson; + /** + * Read tsconfig.json file + * @param fileName The path to the config file + */ + function readJsonConfigFile(fileName, readFile) { + var textOrDiagnostic = tryReadFile(fileName, readFile); + return ts.isString(textOrDiagnostic) ? ts.parseJsonText(fileName, textOrDiagnostic) : { parseDiagnostics: [textOrDiagnostic] }; + } + ts.readJsonConfigFile = readJsonConfigFile; + function tryReadFile(fileName, readFile) { + var text; try { text = readFile(fileName); } catch (e) { - return { error: ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, e.message) }; + return ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, e.message); + } + return text === undefined ? ts.createCompilerDiagnostic(ts.Diagnostics.The_specified_path_does_not_exist_Colon_0, fileName) : text; + } + function commandLineOptionsToMap(options) { + return ts.arrayToMap(options, function (option) { return option.name; }); + } + var _tsconfigRootOptions; + function getTsconfigRootOptionsMap() { + if (_tsconfigRootOptions === undefined) { + _tsconfigRootOptions = commandLineOptionsToMap([ + { + name: "compilerOptions", + type: "object", + elementOptions: commandLineOptionsToMap(ts.optionDeclarations), + extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_compiler_option_0 + }, + { + name: "typingOptions", + type: "object", + elementOptions: commandLineOptionsToMap(ts.typeAcquisitionDeclarations), + extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_type_acquisition_option_0 + }, + { + name: "typeAcquisition", + type: "object", + elementOptions: commandLineOptionsToMap(ts.typeAcquisitionDeclarations), + extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_type_acquisition_option_0 + }, + { + name: "extends", + type: "string" + }, + { + name: "files", + type: "list", + element: { + name: "files", + type: "string" + } + }, + { + name: "include", + type: "list", + element: { + name: "include", + type: "string" + } + }, + { + name: "exclude", + type: "list", + element: { + name: "exclude", + type: "string" + } + }, + ts.compileOnSaveCommandLineOption + ]); } - return parseConfigFileTextToJson(fileName, text); + return _tsconfigRootOptions; } - ts.readConfigFile = readConfigFile; /** - * Parse the text of the tsconfig.json file - * @param fileName The path to the config file - * @param jsonText The text of the config file - */ - function parseConfigFileTextToJson(fileName, jsonText, stripComments) { - if (stripComments === void 0) { stripComments = true; } - try { - var jsonTextToParse = stripComments ? removeComments(jsonText) : jsonText; - return { config: /\S/.test(jsonTextToParse) ? JSON.parse(jsonTextToParse) : {} }; + * Convert the json syntax tree into the json value + */ + function convertToObject(sourceFile, errors) { + return convertToObjectWorker(sourceFile, errors, /*knownRootOptions*/ undefined, /*jsonConversionNotifier*/ undefined); + } + ts.convertToObject = convertToObject; + /** + * Convert the json syntax tree into the json value + */ + function convertToObjectWorker(sourceFile, errors, knownRootOptions, jsonConversionNotifier) { + if (!sourceFile.jsonObject) { + return {}; } - catch (e) { - return { error: ts.createCompilerDiagnostic(ts.Diagnostics.Failed_to_parse_file_0_Colon_1, fileName, e.message) }; + return convertObjectLiteralExpressionToJson(sourceFile.jsonObject, knownRootOptions, + /*extraKeyDiagnosticMessage*/ undefined, /*parentOption*/ undefined); + function convertObjectLiteralExpressionToJson(node, knownOptions, extraKeyDiagnosticMessage, parentOption) { + var result = {}; + for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { + var element = _a[_i]; + if (element.kind !== 261 /* PropertyAssignment */) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element, ts.Diagnostics.Property_assignment_expected)); + continue; + } + if (element.questionToken) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.questionToken, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?")); + } + if (!isDoubleQuotedString(element.name)) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, ts.Diagnostics.String_literal_with_double_quotes_expected)); + } + var keyText = ts.unescapeLeadingUnderscores(ts.getTextOfPropertyName(element.name)); + var option = knownOptions ? knownOptions.get(keyText) : undefined; + if (extraKeyDiagnosticMessage && !option) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, extraKeyDiagnosticMessage, keyText)); + } + var value = convertPropertyValueToJson(element.initializer, option); + if (typeof keyText !== "undefined") { + result[keyText] = value; + // Notify key value set, if user asked for it + if (jsonConversionNotifier && + // Current callbacks are only on known parent option or if we are setting values in the root + (parentOption || knownOptions === knownRootOptions)) { + var isValidOptionValue = isCompilerOptionsValue(option, value); + if (parentOption) { + if (isValidOptionValue) { + // Notify option set in the parent if its a valid option value + jsonConversionNotifier.onSetValidOptionKeyValueInParent(parentOption, option, value); + } + } + else if (knownOptions === knownRootOptions) { + if (isValidOptionValue) { + // Notify about the valid root key value being set + jsonConversionNotifier.onSetValidOptionKeyValueInRoot(keyText, element.name, value, element.initializer); + } + else if (!option) { + // Notify about the unknown root key value being set + jsonConversionNotifier.onSetUnknownOptionKeyValueInRoot(keyText, element.name, value, element.initializer); + } + } + } + } + } + return result; + } + function convertArrayLiteralExpressionToJson(elements, elementOption) { + return elements.map(function (element) { return convertPropertyValueToJson(element, elementOption); }); + } + function convertPropertyValueToJson(valueExpression, option) { + switch (valueExpression.kind) { + case 101 /* TrueKeyword */: + reportInvalidOptionValue(option && option.type !== "boolean"); + return true; + case 86 /* FalseKeyword */: + reportInvalidOptionValue(option && option.type !== "boolean"); + return false; + case 95 /* NullKeyword */: + reportInvalidOptionValue(option && option.name === "extends"); // "extends" is the only option we don't allow null/undefined for + return null; // tslint:disable-line:no-null-keyword + case 9 /* StringLiteral */: + if (!isDoubleQuotedString(valueExpression)) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.String_literal_with_double_quotes_expected)); + } + reportInvalidOptionValue(option && (ts.isString(option.type) && option.type !== "string")); + var text = valueExpression.text; + if (option && !ts.isString(option.type)) { + var customOption = option; + // Validate custom option type + if (!customOption.type.has(text.toLowerCase())) { + errors.push(createDiagnosticForInvalidCustomType(customOption, function (message, arg0, arg1) { return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, message, arg0, arg1); })); + } + } + return text; + case 8 /* NumericLiteral */: + reportInvalidOptionValue(option && option.type !== "number"); + return Number(valueExpression.text); + case 178 /* ObjectLiteralExpression */: + reportInvalidOptionValue(option && option.type !== "object"); + var objectLiteralExpression = valueExpression; + // Currently having element option declaration in the tsconfig with type "object" + // determines if it needs onSetValidOptionKeyValueInParent callback or not + // At moment there are only "compilerOptions", "typeAcquisition" and "typingOptions" + // that satifies it and need it to modify options set in them (for normalizing file paths) + // vs what we set in the json + // If need arises, we can modify this interface and callbacks as needed + if (option) { + var _a = option, elementOptions = _a.elementOptions, extraKeyDiagnosticMessage = _a.extraKeyDiagnosticMessage, optionName = _a.name; + return convertObjectLiteralExpressionToJson(objectLiteralExpression, elementOptions, extraKeyDiagnosticMessage, optionName); + } + else { + return convertObjectLiteralExpressionToJson(objectLiteralExpression, /* knownOptions*/ undefined, + /*extraKeyDiagnosticMessage */ undefined, /*parentOption*/ undefined); + } + case 177 /* ArrayLiteralExpression */: + reportInvalidOptionValue(option && option.type !== "list"); + return convertArrayLiteralExpressionToJson(valueExpression.elements, option && option.element); + } + // Not in expected format + if (option) { + reportInvalidOptionValue(/*isError*/ true); + } + else { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal)); + } + return undefined; + function reportInvalidOptionValue(isError) { + if (isError) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, option.name, getCompilerOptionValueTypeString(option))); + } + } + } + function isDoubleQuotedString(node) { + return ts.isStringLiteral(node) && ts.isStringDoubleQuoted(node, sourceFile); + } + } + function getCompilerOptionValueTypeString(option) { + return option.type === "list" ? + "Array" : + ts.isString(option.type) ? option.type : "string"; + } + function isCompilerOptionsValue(option, value) { + if (option) { + if (isNullOrUndefined(value)) + return true; // All options are undefinable/nullable + if (option.type === "list") { + return ts.isArray(value); + } + var expectedType = ts.isString(option.type) ? option.type : "string"; + return typeof value === expectedType; } } - ts.parseConfigFileTextToJson = parseConfigFileTextToJson; /** * Generate tsconfig configuration when running command line "--init" * @param options commandlineOptions to be generated into tsconfig.json * @param fileNames array of filenames to be generated into tsconfig.json */ /* @internal */ - function generateTSConfig(options, fileNames) { + function generateTSConfig(options, fileNames, newLine) { var compilerOptions = ts.extend(options, ts.defaultInitCompilerOptions); - var configurations = { - compilerOptions: serializeCompilerOptions(compilerOptions) - }; - if (fileNames && fileNames.length) { - // only set the files property if we have at least one file - configurations.files = fileNames; - } - return configurations; + var compilerOptionsMap = serializeCompilerOptions(compilerOptions); + return writeConfigurations(); function getCustomTypeMapOfCommandLineOption(optionDefinition) { if (optionDefinition.type === "string" || optionDefinition.type === "number" || optionDefinition.type === "boolean") { // this is of a type CommandLineOptionOfPrimitiveType @@ -64559,242 +75639,436 @@ var ts; } function getNameOfCompilerOptionValue(value, customTypeMap) { // There is a typeMap associated with this command-line option so use it to map value back to its name - for (var key in customTypeMap) { - if (customTypeMap[key] === value) { + return ts.forEachEntry(customTypeMap, function (mapValue, key) { + if (mapValue === value) { return key; } - } - return undefined; + }); } function serializeCompilerOptions(options) { var result = ts.createMap(); var optionsNameMap = getOptionNameMap().optionNameMap; - for (var name_44 in options) { - if (ts.hasProperty(options, name_44)) { + var _loop_5 = function (name) { + if (ts.hasProperty(options, name)) { // tsconfig only options cannot be specified via command line, // so we can assume that only types that can appear here string | number | boolean - switch (name_44) { - case "init": - case "watch": - case "version": - case "help": - case "project": - break; - default: - var value = options[name_44]; - var optionDefinition = optionsNameMap[name_44.toLowerCase()]; - if (optionDefinition) { - var customTypeMap = getCustomTypeMapOfCommandLineOption(optionDefinition); - if (!customTypeMap) { - // There is no map associated with this compiler option then use the value as-is - // This is the case if the value is expect to be string, number, boolean or list of string - result[name_44] = value; - } - else { - if (optionDefinition.type === "list") { - var convertedValue = []; - for (var _i = 0, _a = value; _i < _a.length; _i++) { - var element = _a[_i]; - convertedValue.push(getNameOfCompilerOptionValue(element, customTypeMap)); - } - result[name_44] = convertedValue; - } - else { - // There is a typeMap associated with this command-line option so use it to map value back to its name - result[name_44] = getNameOfCompilerOptionValue(value, customTypeMap); - } - } + if (optionsNameMap.has(name) && optionsNameMap.get(name).category === ts.Diagnostics.Command_line_Options) { + return "continue"; + } + var value = options[name]; + var optionDefinition = optionsNameMap.get(name.toLowerCase()); + if (optionDefinition) { + var customTypeMap_1 = getCustomTypeMapOfCommandLineOption(optionDefinition); + if (!customTypeMap_1) { + // There is no map associated with this compiler option then use the value as-is + // This is the case if the value is expect to be string, number, boolean or list of string + result.set(name, value); + } + else { + if (optionDefinition.type === "list") { + result.set(name, value.map(function (element) { return getNameOfCompilerOptionValue(element, customTypeMap_1); })); } - break; + else { + // There is a typeMap associated with this command-line option so use it to map value back to its name + result.set(name, getNameOfCompilerOptionValue(value, customTypeMap_1)); + } + } } } + }; + for (var name in options) { + _loop_5(name); } return result; } + function getDefaultValueForOption(option) { + switch (option.type) { + case "number": + return 1; + case "boolean": + return true; + case "string": + return option.isFilePath ? "./" : ""; + case "list": + return []; + case "object": + return {}; + default: + return option.type.keys().next().value; + } + } + function makePadding(paddingLength) { + return Array(paddingLength + 1).join(" "); + } + function writeConfigurations() { + // Filter applicable options to place in the file + var categorizedOptions = ts.createMultiMap(); + for (var _i = 0, optionDeclarations_1 = ts.optionDeclarations; _i < optionDeclarations_1.length; _i++) { + var option = optionDeclarations_1[_i]; + var category = option.category; + if (category !== undefined && category !== ts.Diagnostics.Command_line_Options && category !== ts.Diagnostics.Advanced_Options) { + categorizedOptions.add(ts.getLocaleSpecificMessage(category), option); + } + } + // Serialize all options and their descriptions + var marginLength = 0; + var seenKnownKeys = 0; + var nameColumn = []; + var descriptionColumn = []; + categorizedOptions.forEach(function (options, category) { + if (nameColumn.length !== 0) { + nameColumn.push(""); + descriptionColumn.push(""); + } + nameColumn.push("/* " + category + " */"); + descriptionColumn.push(""); + for (var _i = 0, options_1 = options; _i < options_1.length; _i++) { + var option = options_1[_i]; + var optionName = void 0; + if (compilerOptionsMap.has(option.name)) { + optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ","); + } + else { + optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ","; + } + nameColumn.push(optionName); + descriptionColumn.push("/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"); + marginLength = Math.max(optionName.length, marginLength); + } + }); + // Write the output + var tab = makePadding(2); + var result = []; + result.push("{"); + result.push(tab + "\"compilerOptions\": {"); + // Print out each row, aligning all the descriptions on the same column. + for (var i = 0; i < nameColumn.length; i++) { + var optionName = nameColumn[i]; + var description = descriptionColumn[i]; + result.push(optionName && "" + tab + tab + optionName + (description && (makePadding(marginLength - optionName.length + 2) + description))); + } + if (fileNames.length) { + result.push(tab + "},"); + result.push(tab + "\"files\": ["); + for (var i = 0; i < fileNames.length; i++) { + result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ",")); + } + result.push(tab + "]"); + } + else { + result.push(tab + "}"); + } + result.push("}"); + return result.join(newLine); + } } ts.generateTSConfig = generateTSConfig; /** - * Remove the comments from a json like text. - * Comments can be single line comments (starting with # or //) or multiline comments using / * * / - * - * This method replace comment content by whitespace rather than completely remove them to keep positions in json parsing error reporting accurate. + * Parse the contents of a config file (tsconfig.json). + * @param json The contents of the config file to parse + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir */ - function removeComments(jsonText) { - var output = ""; - var scanner = ts.createScanner(1 /* ES5 */, /* skipTrivia */ false, 0 /* Standard */, jsonText); - var token; - while ((token = scanner.scan()) !== 1 /* EndOfFileToken */) { - switch (token) { - case 2 /* SingleLineCommentTrivia */: - case 3 /* MultiLineCommentTrivia */: - // replace comments with whitespace to preserve original character positions - output += scanner.getTokenText().replace(/\S/g, " "); - break; - default: - output += scanner.getTokenText(); - break; - } + function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { + return parseJsonConfigFileContentWorker(json, /*sourceFile*/ undefined, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions); + } + ts.parseJsonConfigFileContent = parseJsonConfigFileContent; + /** + * Parse the contents of a config file (tsconfig.json). + * @param jsonNode The contents of the config file to parse + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + */ + function parseJsonSourceFileConfigFileContent(sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { + return parseJsonConfigFileContentWorker(/*json*/ undefined, sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions); + } + ts.parseJsonSourceFileConfigFileContent = parseJsonSourceFileConfigFileContent; + /*@internal*/ + function setConfigFileInOptions(options, configFile) { + if (configFile) { + Object.defineProperty(options, "configFile", { enumerable: false, writable: false, value: configFile }); } - return output; + } + ts.setConfigFileInOptions = setConfigFileInOptions; + function isNullOrUndefined(x) { + // tslint:disable-next-line:no-null-keyword + return x === undefined || x === null; + } + function directoryOfCombinedPath(fileName, basePath) { + // Use the `identity` function to avoid canonicalizing the path, as it must remain noncanonical + // until consistient casing errors are reported + return ts.getDirectoryPath(ts.toPath(fileName, basePath, ts.identity)); } /** - * Parse the contents of a config file (tsconfig.json). - * @param json The contents of the config file to parse - * @param host Instance of ParseConfigHost used to enumerate files in folder. - * @param basePath A root directory to resolve relative path entries in the config - * file to. e.g. outDir - */ - function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { + * Parse the contents of a config file from json or json source file (tsconfig.json). + * @param json The contents of the config file to parse + * @param sourceFile sourceFile corresponding to the Json + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + * @param resolutionStack Only present for backwards-compatibility. Should be empty. + */ + function parseJsonConfigFileContentWorker(json, sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { if (existingOptions === void 0) { existingOptions = {}; } if (resolutionStack === void 0) { resolutionStack = []; } if (extraFileExtensions === void 0) { extraFileExtensions = []; } + ts.Debug.assert((json === undefined && sourceFile !== undefined) || (json !== undefined && sourceFile === undefined)); var errors = []; var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames); - var resolvedPath = ts.toPath(configFileName || "", basePath, getCanonicalFileName); - if (resolutionStack.indexOf(resolvedPath) >= 0) { - return { - options: {}, - fileNames: [], - typeAcquisition: {}, - raw: json, - errors: [ts.createCompilerDiagnostic(ts.Diagnostics.Circularity_detected_while_resolving_configuration_Colon_0, resolutionStack.concat([resolvedPath]).join(" -> "))], - wildcardDirectories: {} - }; - } - var options = convertCompilerOptionsFromJsonWorker(json["compilerOptions"], basePath, errors, configFileName); - // typingOptions has been deprecated and is only supported for backward compatibility purposes. - // It should be removed in future releases - use typeAcquisition instead. - var jsonOptions = json["typeAcquisition"] || json["typingOptions"]; - var typeAcquisition = convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName); - if (json["extends"]) { - var _a = [undefined, undefined, undefined, {}], include = _a[0], exclude = _a[1], files = _a[2], baseOptions = _a[3]; - if (typeof json["extends"] === "string") { - _b = (tryExtendsName(json["extends"]) || [include, exclude, files, baseOptions]), include = _b[0], exclude = _b[1], files = _b[2], baseOptions = _b[3]; - } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "extends", "string")); - } - if (include && !json["include"]) { - json["include"] = include; - } - if (exclude && !json["exclude"]) { - json["exclude"] = exclude; - } - if (files && !json["files"]) { - json["files"] = files; - } - options = ts.assign({}, baseOptions, options); - } - options = ts.extend(existingOptions, options); + var parsedConfig = parseConfig(json, sourceFile, host, basePath, configFileName, getCanonicalFileName, resolutionStack, errors); + var raw = parsedConfig.raw; + var options = ts.extend(existingOptions, parsedConfig.options || {}); options.configFilePath = configFileName; - var _c = getFileNames(errors), fileNames = _c.fileNames, wildcardDirectories = _c.wildcardDirectories; - var compileOnSave = convertCompileOnSaveOptionFromJson(json, basePath, errors); + setConfigFileInOptions(options, sourceFile); + var _a = getFileNames(), fileNames = _a.fileNames, wildcardDirectories = _a.wildcardDirectories, spec = _a.spec; return { options: options, fileNames: fileNames, - typeAcquisition: typeAcquisition, - raw: json, + typeAcquisition: parsedConfig.typeAcquisition || getDefaultTypeAcquisition(), + raw: raw, errors: errors, wildcardDirectories: wildcardDirectories, - compileOnSave: compileOnSave + compileOnSave: !!raw.compileOnSave, + configFileSpecs: spec }; - function tryExtendsName(extendedConfig) { - // If the path isn't a rooted or relative path, don't try to resolve it (we reserve the right to special case module-id like paths in the future) - if (!(ts.isRootedDiskPath(extendedConfig) || ts.startsWith(ts.normalizeSlashes(extendedConfig), "./") || ts.startsWith(ts.normalizeSlashes(extendedConfig), "../"))) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not, extendedConfig)); - return; - } - var extendedConfigPath = ts.toPath(extendedConfig, basePath, getCanonicalFileName); - if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json")) { - extendedConfigPath = extendedConfigPath + ".json"; - if (!host.fileExists(extendedConfigPath)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_does_not_exist, extendedConfig)); - return; - } - } - var extendedResult = readConfigFile(extendedConfigPath, function (path) { return host.readFile(path); }); - if (extendedResult.error) { - errors.push(extendedResult.error); - return; - } - var extendedDirname = ts.getDirectoryPath(extendedConfigPath); - var relativeDifference = ts.convertToRelativePath(extendedDirname, basePath, getCanonicalFileName); - var updatePath = function (path) { return ts.isRootedDiskPath(path) ? path : ts.combinePaths(relativeDifference, path); }; - // Merge configs (copy the resolution stack so it is never reused between branches in potential diamond-problem scenarios) - var result = parseJsonConfigFileContent(extendedResult.config, host, extendedDirname, /*existingOptions*/ undefined, ts.getBaseFileName(extendedConfigPath), resolutionStack.concat([resolvedPath])); - errors.push.apply(errors, result.errors); - var _a = ts.map(["include", "exclude", "files"], function (key) { - if (!json[key] && extendedResult.config[key]) { - return ts.map(extendedResult.config[key], updatePath); - } - }), include = _a[0], exclude = _a[1], files = _a[2]; - return [include, exclude, files, result.options]; - } - function getFileNames(errors) { - var fileNames; - if (ts.hasProperty(json, "files")) { - if (ts.isArray(json["files"])) { - fileNames = json["files"]; - if (fileNames.length === 0) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json")); + function getFileNames() { + var filesSpecs; + if (ts.hasProperty(raw, "files") && !isNullOrUndefined(raw.files)) { + if (ts.isArray(raw.files)) { + filesSpecs = raw.files; + if (filesSpecs.length === 0) { + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json"); } } else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "files", "Array")); + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "files", "Array"); } } var includeSpecs; - if (ts.hasProperty(json, "include")) { - if (ts.isArray(json["include"])) { - includeSpecs = json["include"]; + if (ts.hasProperty(raw, "include") && !isNullOrUndefined(raw.include)) { + if (ts.isArray(raw.include)) { + includeSpecs = raw.include; } else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "include", "Array")); + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "include", "Array"); } } var excludeSpecs; - if (ts.hasProperty(json, "exclude")) { - if (ts.isArray(json["exclude"])) { - excludeSpecs = json["exclude"]; + if (ts.hasProperty(raw, "exclude") && !isNullOrUndefined(raw.exclude)) { + if (ts.isArray(raw.exclude)) { + excludeSpecs = raw.exclude; } else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array")); + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array"); } } - else if (ts.hasProperty(json, "excludes")) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude)); - } else { - // If no includes were specified, exclude common package folders and the outDir - excludeSpecs = includeSpecs ? [] : ["node_modules", "bower_components", "jspm_packages"]; - var outDir = json["compilerOptions"] && json["compilerOptions"]["outDir"]; + var outDir = raw.compilerOptions && raw.compilerOptions.outDir; if (outDir) { - excludeSpecs.push(outDir); + excludeSpecs = [outDir]; } } - if (fileNames === undefined && includeSpecs === undefined) { + if (filesSpecs === undefined && includeSpecs === undefined) { includeSpecs = ["**/*"]; } - var result = matchFileNames(fileNames, includeSpecs, excludeSpecs, basePath, options, host, errors, extraFileExtensions); - if (result.fileNames.length === 0 && !ts.hasProperty(json, "files") && resolutionStack.length === 0) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2, configFileName || "tsconfig.json", JSON.stringify(includeSpecs || []), JSON.stringify(excludeSpecs || []))); + var result = matchFileNames(filesSpecs, includeSpecs, excludeSpecs, configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath, options, host, errors, extraFileExtensions, sourceFile); + if (result.fileNames.length === 0 && !ts.hasProperty(raw, "files") && resolutionStack.length === 0) { + errors.push(getErrorForNoInputFiles(result.spec, configFileName)); } return result; } - var _b; + function createCompilerDiagnosticOnlyIfJson(message, arg0, arg1) { + if (!sourceFile) { + errors.push(ts.createCompilerDiagnostic(message, arg0, arg1)); + } + } + } + /*@internal*/ + function isErrorNoInputFiles(error) { + return error.code === ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2.code; + } + ts.isErrorNoInputFiles = isErrorNoInputFiles; + /*@internal*/ + function getErrorForNoInputFiles(_a, configFileName) { + var includeSpecs = _a.includeSpecs, excludeSpecs = _a.excludeSpecs; + return ts.createCompilerDiagnostic(ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2, configFileName || "tsconfig.json", JSON.stringify(includeSpecs || []), JSON.stringify(excludeSpecs || [])); + } + ts.getErrorForNoInputFiles = getErrorForNoInputFiles; + function isSuccessfulParsedTsconfig(value) { + return !!value.options; + } + /** + * This *just* extracts options/include/exclude/files out of a config file. + * It does *not* resolve the included files. + */ + function parseConfig(json, sourceFile, host, basePath, configFileName, getCanonicalFileName, resolutionStack, errors) { + basePath = ts.normalizeSlashes(basePath); + var resolvedPath = ts.toPath(configFileName || "", basePath, getCanonicalFileName); + if (resolutionStack.indexOf(resolvedPath) >= 0) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Circularity_detected_while_resolving_configuration_Colon_0, resolutionStack.concat([resolvedPath]).join(" -> "))); + return { raw: json || convertToObject(sourceFile, errors) }; + } + var ownConfig = json ? + parseOwnConfigOfJson(json, host, basePath, getCanonicalFileName, configFileName, errors) : + parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, getCanonicalFileName, configFileName, errors); + if (ownConfig.extendedConfigPath) { + // copy the resolution stack so it is never reused between branches in potential diamond-problem scenarios. + resolutionStack = resolutionStack.concat([resolvedPath]); + var extendedConfig = getExtendedConfig(sourceFile, ownConfig.extendedConfigPath, host, basePath, getCanonicalFileName, resolutionStack, errors); + if (extendedConfig && isSuccessfulParsedTsconfig(extendedConfig)) { + var baseRaw_1 = extendedConfig.raw; + var raw_1 = ownConfig.raw; + var setPropertyInRawIfNotUndefined = function (propertyName) { + var value = raw_1[propertyName] || baseRaw_1[propertyName]; + if (value) { + raw_1[propertyName] = value; + } + }; + setPropertyInRawIfNotUndefined("include"); + setPropertyInRawIfNotUndefined("exclude"); + setPropertyInRawIfNotUndefined("files"); + if (raw_1.compileOnSave === undefined) { + raw_1.compileOnSave = baseRaw_1.compileOnSave; + } + ownConfig.options = ts.assign({}, extendedConfig.options, ownConfig.options); + // TODO extend type typeAcquisition + } + } + return ownConfig; + } + function parseOwnConfigOfJson(json, host, basePath, getCanonicalFileName, configFileName, errors) { + if (ts.hasProperty(json, "excludes")) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude)); + } + var options = convertCompilerOptionsFromJsonWorker(json.compilerOptions, basePath, errors, configFileName); + // typingOptions has been deprecated and is only supported for backward compatibility purposes. + // It should be removed in future releases - use typeAcquisition instead. + var typeAcquisition = convertTypeAcquisitionFromJsonWorker(json.typeAcquisition || json.typingOptions, basePath, errors, configFileName); + json.compileOnSave = convertCompileOnSaveOptionFromJson(json, basePath, errors); + var extendedConfigPath; + if (json.extends) { + if (!ts.isString(json.extends)) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "extends", "string")); + } + else { + var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath; + extendedConfigPath = getExtendsConfigPath(json.extends, host, newBase, getCanonicalFileName, errors, ts.createCompilerDiagnostic); + } + } + return { raw: json, options: options, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath }; + } + function parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, getCanonicalFileName, configFileName, errors) { + var options = getDefaultCompilerOptions(configFileName); + var typeAcquisition, typingOptionstypeAcquisition; + var extendedConfigPath; + var optionsIterator = { + onSetValidOptionKeyValueInParent: function (parentOption, option, value) { + ts.Debug.assert(parentOption === "compilerOptions" || parentOption === "typeAcquisition" || parentOption === "typingOptions"); + var currentOption = parentOption === "compilerOptions" ? + options : + parentOption === "typeAcquisition" ? + (typeAcquisition || (typeAcquisition = getDefaultTypeAcquisition(configFileName))) : + (typingOptionstypeAcquisition || (typingOptionstypeAcquisition = getDefaultTypeAcquisition(configFileName))); + currentOption[option.name] = normalizeOptionValue(option, basePath, value); + }, + onSetValidOptionKeyValueInRoot: function (key, _keyNode, value, valueNode) { + switch (key) { + case "extends": + var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath; + extendedConfigPath = getExtendsConfigPath(value, host, newBase, getCanonicalFileName, errors, function (message, arg0) { + return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueNode, message, arg0); + }); + return; + case "files": + if (value.length === 0) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueNode, ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json")); + } + return; + } + }, + onSetUnknownOptionKeyValueInRoot: function (key, keyNode, _value, _valueNode) { + if (key === "excludes") { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, keyNode, ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude)); + } + } + }; + var json = convertToObjectWorker(sourceFile, errors, getTsconfigRootOptionsMap(), optionsIterator); + if (!typeAcquisition) { + if (typingOptionstypeAcquisition) { + typeAcquisition = (typingOptionstypeAcquisition.enableAutoDiscovery !== undefined) ? + { + enable: typingOptionstypeAcquisition.enableAutoDiscovery, + include: typingOptionstypeAcquisition.include, + exclude: typingOptionstypeAcquisition.exclude + } : + typingOptionstypeAcquisition; + } + else { + typeAcquisition = getDefaultTypeAcquisition(configFileName); + } + } + return { raw: json, options: options, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath }; + } + function getExtendsConfigPath(extendedConfig, host, basePath, getCanonicalFileName, errors, createDiagnostic) { + extendedConfig = ts.normalizeSlashes(extendedConfig); + // If the path isn't a rooted or relative path, don't try to resolve it (we reserve the right to special case module-id like paths in the future) + if (!(ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../"))) { + errors.push(createDiagnostic(ts.Diagnostics.A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not, extendedConfig)); + return undefined; + } + var extendedConfigPath = ts.toPath(extendedConfig, basePath, getCanonicalFileName); + if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json" /* Json */)) { + extendedConfigPath = extendedConfigPath + ".json"; + if (!host.fileExists(extendedConfigPath)) { + errors.push(createDiagnostic(ts.Diagnostics.File_0_does_not_exist, extendedConfig)); + return undefined; + } + } + return extendedConfigPath; + } + function getExtendedConfig(sourceFile, extendedConfigPath, host, basePath, getCanonicalFileName, resolutionStack, errors) { + var extendedResult = readJsonConfigFile(extendedConfigPath, function (path) { return host.readFile(path); }); + if (sourceFile) { + (sourceFile.extendedSourceFiles || (sourceFile.extendedSourceFiles = [])).push(extendedResult.fileName); + } + if (extendedResult.parseDiagnostics.length) { + errors.push.apply(errors, extendedResult.parseDiagnostics); + return undefined; + } + var extendedDirname = ts.getDirectoryPath(extendedConfigPath); + var extendedConfig = parseConfig(/*json*/ undefined, extendedResult, host, extendedDirname, ts.getBaseFileName(extendedConfigPath), getCanonicalFileName, resolutionStack, errors); + if (sourceFile) { + (_a = sourceFile.extendedSourceFiles).push.apply(_a, extendedResult.extendedSourceFiles); + } + if (isSuccessfulParsedTsconfig(extendedConfig)) { + // Update the paths to reflect base path + var relativeDifference_1 = ts.convertToRelativePath(extendedDirname, basePath, getCanonicalFileName); + var updatePath_1 = function (path) { return ts.isRootedDiskPath(path) ? path : ts.combinePaths(relativeDifference_1, path); }; + var mapPropertiesInRawIfNotUndefined = function (propertyName) { + if (raw_2[propertyName]) { + raw_2[propertyName] = ts.map(raw_2[propertyName], updatePath_1); + } + }; + var raw_2 = extendedConfig.raw; + mapPropertiesInRawIfNotUndefined("include"); + mapPropertiesInRawIfNotUndefined("exclude"); + mapPropertiesInRawIfNotUndefined("files"); + } + return extendedConfig; + var _a; } - ts.parseJsonConfigFileContent = parseJsonConfigFileContent; function convertCompileOnSaveOptionFromJson(jsonOption, basePath, errors) { if (!ts.hasProperty(jsonOption, ts.compileOnSaveCommandLineOption.name)) { - return false; + return undefined; } - var result = convertJsonOption(ts.compileOnSaveCommandLineOption, jsonOption["compileOnSave"], basePath, errors); + var result = convertJsonOption(ts.compileOnSaveCommandLineOption, jsonOption.compileOnSave, basePath, errors); if (typeof result === "boolean" && result) { return result; } return false; } - ts.convertCompileOnSaveOptionFromJson = convertCompileOnSaveOptionFromJson; function convertCompilerOptionsFromJson(jsonOptions, basePath, configFileName) { var errors = []; var options = convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName); @@ -64807,15 +76081,23 @@ var ts; return { options: options, errors: errors }; } ts.convertTypeAcquisitionFromJson = convertTypeAcquisitionFromJson; - function convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName) { + function getDefaultCompilerOptions(configFileName) { var options = ts.getBaseFileName(configFileName) === "jsconfig.json" ? { allowJs: true, maxNodeModuleJsDepth: 2, allowSyntheticDefaultImports: true, skipLibCheck: true } : {}; + return options; + } + function convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName) { + var options = getDefaultCompilerOptions(configFileName); convertOptionsFromJson(ts.optionDeclarations, jsonOptions, basePath, options, ts.Diagnostics.Unknown_compiler_option_0, errors); return options; } - function convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName) { + function getDefaultTypeAcquisition(configFileName) { var options = { enable: ts.getBaseFileName(configFileName) === "jsconfig.json", include: [], exclude: [] }; + return options; + } + function convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName) { + var options = getDefaultTypeAcquisition(configFileName); var typeAcquisition = convertEnableAutoDiscoveryToEnable(jsonOptions); convertOptionsFromJson(ts.typeAcquisitionDeclarations, typeAcquisition, basePath, options, ts.Diagnostics.Unknown_type_acquisition_option_0, errors); return options; @@ -64824,10 +76106,10 @@ var ts; if (!jsonOptions) { return; } - var optionNameMap = ts.arrayToMap(optionDeclarations, function (opt) { return opt.name; }); + var optionNameMap = commandLineOptionsToMap(optionDeclarations); for (var id in jsonOptions) { - if (id in optionNameMap) { - var opt = optionNameMap[id]; + var opt = optionNameMap.get(id); + if (opt) { defaultOptions[opt.name] = convertJsonOption(opt, jsonOptions[id], basePath, errors); } else { @@ -64836,33 +76118,51 @@ var ts; } } function convertJsonOption(opt, value, basePath, errors) { - var optType = opt.type; - var expectedType = typeof optType === "string" ? optType : "string"; - if (optType === "list" && ts.isArray(value)) { - return convertJsonOptionOfListType(opt, value, basePath, errors); - } - else if (typeof value === expectedType) { - if (typeof optType !== "string") { + if (isCompilerOptionsValue(opt, value)) { + var optType = opt.type; + if (optType === "list" && ts.isArray(value)) { + return convertJsonOptionOfListType(opt, value, basePath, errors); + } + else if (!ts.isString(optType)) { return convertJsonOptionOfCustomType(opt, value, errors); } - else { - if (opt.isFilePath) { - value = ts.normalizePath(ts.combinePaths(basePath, value)); - if (value === "") { - value = "."; - } - } + return normalizeNonListOptionValue(opt, basePath, value); + } + else { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, opt.name, getCompilerOptionValueTypeString(opt))); + } + } + function normalizeOptionValue(option, basePath, value) { + if (isNullOrUndefined(value)) + return undefined; + if (option.type === "list") { + var listOption_1 = option; + if (listOption_1.element.isFilePath || !ts.isString(listOption_1.element.type)) { + return ts.filter(ts.map(value, function (v) { return normalizeOptionValue(listOption_1.element, basePath, v); }), function (v) { return !!v; }); } return value; } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, opt.name, expectedType)); + else if (!ts.isString(option.type)) { + return option.type.get(ts.isString(value) ? value.toLowerCase() : value); } + return normalizeNonListOptionValue(option, basePath, value); + } + function normalizeNonListOptionValue(option, basePath, value) { + if (option.isFilePath) { + value = ts.normalizePath(ts.combinePaths(basePath, value)); + if (value === "") { + value = "."; + } + } + return value; } function convertJsonOptionOfCustomType(opt, value, errors) { + if (isNullOrUndefined(value)) + return undefined; var key = value.toLowerCase(); - if (key in opt.type) { - return opt.type[key]; + var val = opt.type.get(key); + if (val !== undefined) { + return val; } else { errors.push(createCompilerDiagnosticForInvalidCustomType(opt)); @@ -64944,19 +76244,47 @@ var ts; /** * Expands an array of file specifications. * - * @param fileNames The literal file names to include. - * @param include The wildcard file specifications to include. - * @param exclude The wildcard file specifications to exclude. + * @param filesSpecs The literal file names to include. + * @param includeSpecs The wildcard file specifications to include. + * @param excludeSpecs The wildcard file specifications to exclude. * @param basePath The base path for any relative file specifications. * @param options Compiler options. * @param host The host used to resolve files and directories. * @param errors An array for diagnostic reporting. */ - function matchFileNames(fileNames, include, exclude, basePath, options, host, errors, extraFileExtensions) { + function matchFileNames(filesSpecs, includeSpecs, excludeSpecs, basePath, options, host, errors, extraFileExtensions, jsonSourceFile) { basePath = ts.normalizePath(basePath); + var validatedIncludeSpecs, validatedExcludeSpecs; // The exclude spec list is converted into a regular expression, which allows us to quickly // test whether a file or directory should be excluded before recursively traversing the // file system. + if (includeSpecs) { + validatedIncludeSpecs = validateSpecs(includeSpecs, errors, /*allowTrailingRecursion*/ false, jsonSourceFile, "include"); + } + if (excludeSpecs) { + validatedExcludeSpecs = validateSpecs(excludeSpecs, errors, /*allowTrailingRecursion*/ true, jsonSourceFile, "exclude"); + } + // Wildcard directories (provided as part of a wildcard path) are stored in a + // file map that marks whether it was a regular wildcard match (with a `*` or `?` token), + // or a recursive directory. This information is used by filesystem watchers to monitor for + // new entries in these paths. + var wildcardDirectories = getWildcardDirectories(validatedIncludeSpecs, validatedExcludeSpecs, basePath, host.useCaseSensitiveFileNames); + var spec = { filesSpecs: filesSpecs, includeSpecs: includeSpecs, excludeSpecs: excludeSpecs, validatedIncludeSpecs: validatedIncludeSpecs, validatedExcludeSpecs: validatedExcludeSpecs, wildcardDirectories: wildcardDirectories }; + return getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions); + } + /** + * Gets the file names from the provided config file specs that contain, files, include, exclude and + * other properties needed to resolve the file names + * @param spec The config file specs extracted with file names to include, wildcards to include/exclude and other details + * @param basePath The base path for any relative file specifications. + * @param options Compiler options. + * @param host The host used to resolve files and directories. + * @param extraFileExtensions optionaly file extra file extension information from host + */ + /* @internal */ + function getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions) { + if (extraFileExtensions === void 0) { extraFileExtensions = []; } + basePath = ts.normalizePath(basePath); var keyMapper = host.useCaseSensitiveFileNames ? caseSensitiveKeyMapper : caseInsensitiveKeyMapper; // Literal file names (provided via the "files" array in tsconfig.json) are stored in a // file map with a possibly case insensitive key. We use this map later when when including @@ -64966,31 +76294,21 @@ var ts; // file map with a possibly case insensitive key. We use this map to store paths matched // via wildcard, and to handle extension priority. var wildcardFileMap = ts.createMap(); - if (include) { - include = validateSpecs(include, errors, /*allowTrailingRecursion*/ false); - } - if (exclude) { - exclude = validateSpecs(exclude, errors, /*allowTrailingRecursion*/ true); - } - // Wildcard directories (provided as part of a wildcard path) are stored in a - // file map that marks whether it was a regular wildcard match (with a `*` or `?` token), - // or a recursive directory. This information is used by filesystem watchers to monitor for - // new entries in these paths. - var wildcardDirectories = getWildcardDirectories(include, exclude, basePath, host.useCaseSensitiveFileNames); + var filesSpecs = spec.filesSpecs, validatedIncludeSpecs = spec.validatedIncludeSpecs, validatedExcludeSpecs = spec.validatedExcludeSpecs, wildcardDirectories = spec.wildcardDirectories; // Rather than requery this for each file and filespec, we query the supported extensions // once and store it on the expansion context. var supportedExtensions = ts.getSupportedExtensions(options, extraFileExtensions); // Literal files are always included verbatim. An "include" or "exclude" specification cannot // remove a literal file. - if (fileNames) { - for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) { - var fileName = fileNames_1[_i]; - var file = ts.combinePaths(basePath, fileName); - literalFileMap[keyMapper(file)] = file; + if (filesSpecs) { + for (var _i = 0, filesSpecs_1 = filesSpecs; _i < filesSpecs_1.length; _i++) { + var fileName = filesSpecs_1[_i]; + var file = ts.getNormalizedAbsolutePath(fileName, basePath); + literalFileMap.set(keyMapper(file), file); } } - if (include && include.length > 0) { - for (var _a = 0, _b = host.readDirectory(basePath, supportedExtensions, exclude, include); _a < _b.length; _a++) { + if (validatedIncludeSpecs && validatedIncludeSpecs.length > 0) { + for (var _a = 0, _b = host.readDirectory(basePath, supportedExtensions, validatedExcludeSpecs, validatedIncludeSpecs, /*depth*/ undefined); _a < _b.length; _a++) { var file = _b[_a]; // If we have already included a literal or wildcard path with a // higher priority extension, we should skip this file. @@ -65007,37 +76325,55 @@ var ts; // same directory, we should remove it. removeWildcardFilesWithLowerPriorityExtension(file, wildcardFileMap, supportedExtensions, keyMapper); var key = keyMapper(file); - if (!(key in literalFileMap) && !(key in wildcardFileMap)) { - wildcardFileMap[key] = file; + if (!literalFileMap.has(key) && !wildcardFileMap.has(key)) { + wildcardFileMap.set(key, file); } } } - var literalFiles = ts.reduceProperties(literalFileMap, addFileToOutput, []); - var wildcardFiles = ts.reduceProperties(wildcardFileMap, addFileToOutput, []); - wildcardFiles.sort(host.useCaseSensitiveFileNames ? ts.compareStrings : ts.compareStringsCaseInsensitive); + var literalFiles = ts.arrayFrom(literalFileMap.values()); + var wildcardFiles = ts.arrayFrom(wildcardFileMap.values()); return { fileNames: literalFiles.concat(wildcardFiles), - wildcardDirectories: wildcardDirectories + wildcardDirectories: wildcardDirectories, + spec: spec }; } - function validateSpecs(specs, errors, allowTrailingRecursion) { - var validSpecs = []; - for (var _i = 0, specs_2 = specs; _i < specs_2.length; _i++) { - var spec = specs_2[_i]; - if (!allowTrailingRecursion && invalidTrailingRecursionPattern.test(spec)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, spec)); - } - else if (invalidMultipleRecursionPatterns.test(spec)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0, spec)); + ts.getFileNamesFromConfigSpecs = getFileNamesFromConfigSpecs; + function validateSpecs(specs, errors, allowTrailingRecursion, jsonSourceFile, specKey) { + return specs.filter(function (spec) { + var diag = specToDiagnostic(spec, allowTrailingRecursion); + if (diag !== undefined) { + errors.push(createDiagnostic(diag, spec)); } - else if (invalidDotDotAfterRecursiveWildcardPattern.test(spec)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, spec)); - } - else { - validSpecs.push(spec); + return diag === undefined; + }); + function createDiagnostic(message, spec) { + if (jsonSourceFile && jsonSourceFile.jsonObject) { + for (var _i = 0, _a = ts.getPropertyAssignment(jsonSourceFile.jsonObject, specKey); _i < _a.length; _i++) { + var property = _a[_i]; + if (ts.isArrayLiteralExpression(property.initializer)) { + for (var _b = 0, _c = property.initializer.elements; _b < _c.length; _b++) { + var element = _c[_b]; + if (ts.isStringLiteral(element) && element.text === spec) { + return ts.createDiagnosticForNodeInSourceFile(jsonSourceFile, element, message, spec); + } + } + } + } } + return ts.createCompilerDiagnostic(message, spec); + } + } + function specToDiagnostic(spec, allowTrailingRecursion) { + if (!allowTrailingRecursion && invalidTrailingRecursionPattern.test(spec)) { + return ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0; + } + else if (invalidMultipleRecursionPatterns.test(spec)) { + return ts.Diagnostics.File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0; + } + else if (invalidDotDotAfterRecursiveWildcardPattern.test(spec)) { + return ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0; } - return validSpecs; } /** * Gets directories in a set of include patterns that should be watched for changes. @@ -65057,7 +76393,7 @@ var ts; // /a/b/a?z - Watch /a/b directly to catch any new file matching a?z var rawExcludeRegex = ts.getRegularExpressionForWildcard(exclude, path, "exclude"); var excludeRegex = rawExcludeRegex && new RegExp(rawExcludeRegex, useCaseSensitiveFileNames ? "" : "i"); - var wildcardDirectories = ts.createMap(); + var wildcardDirectories = {}; if (include !== undefined) { var recursiveKeys = []; for (var _i = 0, include_1 = include; _i < include_1.length; _i++) { @@ -65080,10 +76416,12 @@ var ts; } // Remove any subpaths under an existing recursively watched directory. for (var key in wildcardDirectories) { - for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) { - var recursiveKey = recursiveKeys_1[_a]; - if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) { - delete wildcardDirectories[key]; + if (ts.hasProperty(wildcardDirectories, key)) { + for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) { + var recursiveKey = recursiveKeys_1[_a]; + if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) { + delete wildcardDirectories[key]; + } } } } @@ -65113,11 +76451,11 @@ var ts; */ function hasFileWithHigherPriorityExtension(file, literalFiles, wildcardFiles, extensions, keyMapper) { var extensionPriority = ts.getExtensionPriority(file, extensions); - var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority); + var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority, extensions); for (var i = 0 /* Highest */; i < adjustedExtensionPriority; i++) { var higherPriorityExtension = extensions[i]; var higherPriorityPath = keyMapper(ts.changeExtension(file, higherPriorityExtension)); - if (higherPriorityPath in literalFiles || higherPriorityPath in wildcardFiles) { + if (literalFiles.has(higherPriorityPath) || wildcardFiles.has(higherPriorityPath)) { return true; } } @@ -65133,23 +76471,13 @@ var ts; */ function removeWildcardFilesWithLowerPriorityExtension(file, wildcardFiles, extensions, keyMapper) { var extensionPriority = ts.getExtensionPriority(file, extensions); - var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority); + var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority, extensions); for (var i = nextExtensionPriority; i < extensions.length; i++) { var lowerPriorityExtension = extensions[i]; var lowerPriorityPath = keyMapper(ts.changeExtension(file, lowerPriorityExtension)); - delete wildcardFiles[lowerPriorityPath]; + wildcardFiles.delete(lowerPriorityPath); } } - /** - * Adds a file to an array of files. - * - * @param output The output array. - * @param file The file path. - */ - function addFileToOutput(output, file) { - output.push(file); - return output; - } /** * Gets a case sensitive key. * @@ -65166,37 +76494,51 @@ var ts; function caseInsensitiveKeyMapper(key) { return key.toLowerCase(); } + /** + * Produces a cleaned version of compiler options with personally identifiying info (aka, paths) removed. + * Also converts enum values back to strings. + */ + /* @internal */ + function convertCompilerOptionsForTelemetry(opts) { + var out = {}; + for (var key in opts) { + if (opts.hasOwnProperty(key)) { + var type = getOptionFromName(key); + if (type !== undefined) { + out[key] = getOptionValueWithEmptyStrings(opts[key], type); + } + } + } + return out; + } + ts.convertCompilerOptionsForTelemetry = convertCompilerOptionsForTelemetry; + function getOptionValueWithEmptyStrings(value, option) { + switch (option.type) { + case "object":// "paths". Can't get any useful information from the value since we blank out strings, so just return "". + return ""; + case "string":// Could be any arbitrary string -- use empty string instead. + return ""; + case "number":// Allow numbers, but be sure to check it's actually a number. + return typeof value === "number" ? value : ""; + case "boolean": + return typeof value === "boolean" ? value : ""; + case "list": + var elementType_1 = option.element; + return ts.isArray(value) ? value.map(function (v) { return getOptionValueWithEmptyStrings(v, elementType_1); }) : ""; + default: + return ts.forEachEntry(option.type, function (optionEnumValue, optionStringValue) { + if (optionEnumValue === value) { + return optionStringValue; + } + }); + } + } })(ts || (ts = {})); /// +/// /// var ts; (function (ts) { - var defaultFormatDiagnosticsHost = { - getCurrentDirectory: function () { return ts.sys.getCurrentDirectory(); }, - getNewLine: function () { return ts.sys.newLine; }, - getCanonicalFileName: ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames) - }; - var reportDiagnosticWorker = reportDiagnosticSimply; - function reportDiagnostic(diagnostic, host) { - reportDiagnosticWorker(diagnostic, host || defaultFormatDiagnosticsHost); - } - function reportDiagnostics(diagnostics, host) { - for (var _i = 0, diagnostics_2 = diagnostics; _i < diagnostics_2.length; _i++) { - var diagnostic = diagnostics_2[_i]; - reportDiagnostic(diagnostic, host); - } - } - function reportEmittedFiles(files) { - if (!files || files.length == 0) { - return; - } - var currentDir = ts.sys.getCurrentDirectory(); - for (var _i = 0, files_3 = files; _i < files_3.length; _i++) { - var file = files_3[_i]; - var filepath = ts.getNormalizedAbsolutePath(file, currentDir); - ts.sys.write("TSFILE: " + filepath + ts.sys.newLine); - } - } function countLines(program) { var count = 0; ts.forEach(program.getSourceFiles(), function (file) { @@ -65212,90 +76554,11 @@ var ts; var diagnostic = ts.createCompilerDiagnostic.apply(undefined, arguments); return diagnostic.messageText; } - function reportDiagnosticSimply(diagnostic, host) { - ts.sys.write(ts.formatDiagnostics([diagnostic], host)); - } - var redForegroundEscapeSequence = "\u001b[91m"; - var yellowForegroundEscapeSequence = "\u001b[93m"; - var blueForegroundEscapeSequence = "\u001b[93m"; - var gutterStyleSequence = "\u001b[100;30m"; - var gutterSeparator = " "; - var resetEscapeSequence = "\u001b[0m"; - var ellipsis = "..."; - var categoryFormatMap = ts.createMap((_a = {}, - _a[ts.DiagnosticCategory.Warning] = yellowForegroundEscapeSequence, - _a[ts.DiagnosticCategory.Error] = redForegroundEscapeSequence, - _a[ts.DiagnosticCategory.Message] = blueForegroundEscapeSequence, - _a)); - function formatAndReset(text, formatStyle) { - return formatStyle + text + resetEscapeSequence; - } - function reportDiagnosticWithColorAndContext(diagnostic, host) { - var output = ""; - if (diagnostic.file) { - var start = diagnostic.start, length_4 = diagnostic.length, file = diagnostic.file; - var _a = ts.getLineAndCharacterOfPosition(file, start), firstLine = _a.line, firstLineChar = _a.character; - var _b = ts.getLineAndCharacterOfPosition(file, start + length_4), lastLine = _b.line, lastLineChar = _b.character; - var lastLineInFile = ts.getLineAndCharacterOfPosition(file, file.text.length).line; - var relativeFileName = host ? ts.convertToRelativePath(file.fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }) : file.fileName; - var hasMoreThanFiveLines = (lastLine - firstLine) >= 4; - var gutterWidth = (lastLine + 1 + "").length; - if (hasMoreThanFiveLines) { - gutterWidth = Math.max(ellipsis.length, gutterWidth); - } - output += ts.sys.newLine; - for (var i = firstLine; i <= lastLine; i++) { - // If the error spans over 5 lines, we'll only show the first 2 and last 2 lines, - // so we'll skip ahead to the second-to-last line. - if (hasMoreThanFiveLines && firstLine + 1 < i && i < lastLine - 1) { - output += formatAndReset(padLeft(ellipsis, gutterWidth), gutterStyleSequence) + gutterSeparator + ts.sys.newLine; - i = lastLine - 1; - } - var lineStart = ts.getPositionOfLineAndCharacter(file, i, 0); - var lineEnd = i < lastLineInFile ? ts.getPositionOfLineAndCharacter(file, i + 1, 0) : file.text.length; - var lineContent = file.text.slice(lineStart, lineEnd); - lineContent = lineContent.replace(/\s+$/g, ""); // trim from end - lineContent = lineContent.replace("\t", " "); // convert tabs to single spaces - // Output the gutter and the actual contents of the line. - output += formatAndReset(padLeft(i + 1 + "", gutterWidth), gutterStyleSequence) + gutterSeparator; - output += lineContent + ts.sys.newLine; - // Output the gutter and the error span for the line using tildes. - output += formatAndReset(padLeft("", gutterWidth), gutterStyleSequence) + gutterSeparator; - output += redForegroundEscapeSequence; - if (i === firstLine) { - // If we're on the last line, then limit it to the last character of the last line. - // Otherwise, we'll just squiggle the rest of the line, giving 'slice' no end position. - var lastCharForLine = i === lastLine ? lastLineChar : undefined; - output += lineContent.slice(0, firstLineChar).replace(/\S/g, " "); - output += lineContent.slice(firstLineChar, lastCharForLine).replace(/./g, "~"); - } - else if (i === lastLine) { - output += lineContent.slice(0, lastLineChar).replace(/./g, "~"); - } - else { - // Squiggle the entire line. - output += lineContent.replace(/./g, "~"); - } - output += resetEscapeSequence; - output += ts.sys.newLine; - } - output += ts.sys.newLine; - output += relativeFileName + "(" + (firstLine + 1) + "," + (firstLineChar + 1) + "): "; + var reportDiagnostic = ts.createDiagnosticReporter(ts.sys, ts.reportDiagnosticSimply); + function udpateReportDiagnostic(options) { + if (options.pretty) { + reportDiagnostic = ts.createDiagnosticReporter(ts.sys, ts.reportDiagnosticWithColorAndContext); } - var categoryColor = categoryFormatMap[diagnostic.category]; - var category = ts.DiagnosticCategory[diagnostic.category].toLowerCase(); - output += formatAndReset(category, categoryColor) + " TS" + diagnostic.code + ": " + ts.flattenDiagnosticMessageText(diagnostic.messageText, ts.sys.newLine); - output += ts.sys.newLine + ts.sys.newLine; - ts.sys.write(output); - } - function reportWatchDiagnostic(diagnostic) { - var output = new Date().toLocaleTimeString() + " - "; - if (diagnostic.file) { - var loc = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start); - output += diagnostic.file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + "): "; - } - output += "" + ts.flattenDiagnosticMessageText(diagnostic.messageText, ts.sys.newLine) + ts.sys.newLine; - ts.sys.write(output); } function padLeft(s, length) { while (s.length < length) { @@ -65314,24 +76577,11 @@ var ts; } function executeCommandLine(args) { var commandLine = ts.parseCommandLine(args); - var configFileName; // Configuration file name (if any) - var cachedConfigFileText; // Cached configuration file text, used for reparsing (if any) - var configFileWatcher; // Configuration file watcher - var directoryWatcher; // Directory watcher to monitor source file addition/removal - var cachedProgram; // Program cached from last compilation - var rootFileNames; // Root fileNames for compilation - var compilerOptions; // Compiler options for compilation - var compilerHost; // Compiler host - var hostGetSourceFile; // getSourceFile method from default host - var timerHandleForRecompilation; // Handle for 0.25s wait timer to trigger recompilation - var timerHandleForDirectoryChanges; // Handle for 0.25s wait timer to trigger directory change handler - // This map stores and reuses results of fileExists check that happen inside 'createProgram' - // This allows to save time in module resolution heavy scenarios when existence of the same file might be checked multiple times. - var cachedExistingFiles; - var hostFileExists; + // Configuration file name (if any) + var configFileName; if (commandLine.options.locale) { if (!isJSONSupported()) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--locale"), /* host */ undefined); + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--locale")); return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); } ts.validateLocaleAndSetLanguage(commandLine.options.locale, ts.sys, commandLine.errors); @@ -65339,7 +76589,7 @@ var ts; // If there are any errors due to command line parsing and/or // setting up localization, report them and quit. if (commandLine.errors.length > 0) { - reportDiagnostics(commandLine.errors, compilerHost); + ts.reportDiagnostics(commandLine.errors, reportDiagnostic); return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); } if (commandLine.options.init) { @@ -65350,32 +76600,32 @@ var ts; printVersion(); return ts.sys.exit(ts.ExitStatus.Success); } - if (commandLine.options.help) { + if (commandLine.options.help || commandLine.options.all) { printVersion(); - printHelp(); + printHelp(commandLine.options.all); return ts.sys.exit(ts.ExitStatus.Success); } if (commandLine.options.project) { if (!isJSONSupported()) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--project"), /* host */ undefined); + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--project")); return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); } if (commandLine.fileNames.length !== 0) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Option_project_cannot_be_mixed_with_source_files_on_a_command_line), /* host */ undefined); + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Option_project_cannot_be_mixed_with_source_files_on_a_command_line)); return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); } var fileOrDirectory = ts.normalizePath(commandLine.options.project); if (!fileOrDirectory /* current directory "." */ || ts.sys.directoryExists(fileOrDirectory)) { configFileName = ts.combinePaths(fileOrDirectory, "tsconfig.json"); if (!ts.sys.fileExists(configFileName)) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0, commandLine.options.project), /* host */ undefined); + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0, commandLine.options.project)); return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); } } else { configFileName = fileOrDirectory; if (!ts.sys.fileExists(configFileName)) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_specified_path_does_not_exist_Colon_0, commandLine.options.project), /* host */ undefined); + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_specified_path_does_not_exist_Colon_0, commandLine.options.project)); return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); } } @@ -65386,217 +76636,85 @@ var ts; } if (commandLine.fileNames.length === 0 && !configFileName) { printVersion(); - printHelp(); + printHelp(commandLine.options.all); return ts.sys.exit(ts.ExitStatus.Success); } - if (ts.isWatchSet(commandLine.options)) { - if (!ts.sys.watchFile) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--watch"), /* host */ undefined); - return ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); - } - if (configFileName) { - configFileWatcher = ts.sys.watchFile(configFileName, configFileChanged); - } - if (ts.sys.watchDirectory && configFileName) { - var directory = ts.getDirectoryPath(configFileName); - directoryWatcher = ts.sys.watchDirectory( - // When the configFileName is just "tsconfig.json", the watched directory should be - // the current directory; if there is a given "project" parameter, then the configFileName - // is an absolute file name. - directory == "" ? "." : directory, watchedDirectoryChanged, /*recursive*/ true); - } - } - performCompilation(); - function parseConfigFile() { - if (!cachedConfigFileText) { - try { - cachedConfigFileText = ts.sys.readFile(configFileName); - } - catch (e) { - var error = ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, configFileName, e.message); - reportWatchDiagnostic(error); - ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); - return; - } - } - if (!cachedConfigFileText) { - var error = ts.createCompilerDiagnostic(ts.Diagnostics.File_0_not_found, configFileName); - reportDiagnostics([error], /* compilerHost */ undefined); - ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); - return; - } - var result = ts.parseConfigFileTextToJson(configFileName, cachedConfigFileText); - var configObject = result.config; - if (!configObject) { - reportDiagnostics([result.error], /* compilerHost */ undefined); - ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); - return; - } - var cwd = ts.sys.getCurrentDirectory(); - var configParseResult = ts.parseJsonConfigFileContent(configObject, ts.sys, ts.getNormalizedAbsolutePath(ts.getDirectoryPath(configFileName), cwd), commandLine.options, ts.getNormalizedAbsolutePath(configFileName, cwd)); - if (configParseResult.errors.length > 0) { - reportDiagnostics(configParseResult.errors, /* compilerHost */ undefined); - ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); - return; - } + var commandLineOptions = commandLine.options; + if (configFileName) { + var reportWatchDiagnostic = ts.createWatchDiagnosticReporter(); + var configParseResult = ts.parseConfigFile(configFileName, commandLineOptions, ts.sys, reportDiagnostic, reportWatchDiagnostic); + udpateReportDiagnostic(configParseResult.options); if (ts.isWatchSet(configParseResult.options)) { - if (!ts.sys.watchFile) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--watch"), /* host */ undefined); - ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); - } - if (!directoryWatcher && ts.sys.watchDirectory && configFileName) { - var directory = ts.getDirectoryPath(configFileName); - directoryWatcher = ts.sys.watchDirectory( - // When the configFileName is just "tsconfig.json", the watched directory should be - // the current directory; if there is a given "project" parameter, then the configFileName - // is an absolute file name. - directory == "" ? "." : directory, watchedDirectoryChanged, /*recursive*/ true); - } - ; - } - return configParseResult; - } - // Invoked to perform initial compilation or re-compilation in watch mode - function performCompilation() { - if (!cachedProgram) { - if (configFileName) { - var configParseResult = parseConfigFile(); - rootFileNames = configParseResult.fileNames; - compilerOptions = configParseResult.options; - } - else { - rootFileNames = commandLine.fileNames; - compilerOptions = commandLine.options; - } - compilerHost = ts.createCompilerHost(compilerOptions); - hostGetSourceFile = compilerHost.getSourceFile; - compilerHost.getSourceFile = getSourceFile; - hostFileExists = compilerHost.fileExists; - compilerHost.fileExists = cachedFileExists; - } - if (compilerOptions.pretty) { - reportDiagnosticWorker = reportDiagnosticWithColorAndContext; + reportWatchModeWithoutSysSupport(); + ts.createWatchModeWithConfigFile(configParseResult, commandLineOptions, createWatchingSystemHost(reportWatchDiagnostic)); } - // reset the cache of existing files - cachedExistingFiles = ts.createMap(); - var compileResult = compile(rootFileNames, compilerOptions, compilerHost); - if (!ts.isWatchSet(compilerOptions)) { - return ts.sys.exit(compileResult.exitStatus); - } - setCachedProgram(compileResult.program); - reportWatchDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Compilation_complete_Watching_for_file_changes)); - } - function cachedFileExists(fileName) { - return fileName in cachedExistingFiles - ? cachedExistingFiles[fileName] - : cachedExistingFiles[fileName] = hostFileExists(fileName); - } - function getSourceFile(fileName, languageVersion, onError) { - // Return existing SourceFile object if one is available - if (cachedProgram) { - var sourceFile_1 = cachedProgram.getSourceFile(fileName); - // A modified source file has no watcher and should not be reused - if (sourceFile_1 && sourceFile_1.fileWatcher) { - return sourceFile_1; - } - } - // Use default host function - var sourceFile = hostGetSourceFile(fileName, languageVersion, onError); - if (sourceFile && ts.isWatchSet(compilerOptions) && ts.sys.watchFile) { - // Attach a file watcher - sourceFile.fileWatcher = ts.sys.watchFile(sourceFile.fileName, function (_fileName, removed) { return sourceFileChanged(sourceFile, removed); }); - } - return sourceFile; - } - // Change cached program to the given program - function setCachedProgram(program) { - if (cachedProgram) { - var newSourceFiles_1 = program ? program.getSourceFiles() : undefined; - ts.forEach(cachedProgram.getSourceFiles(), function (sourceFile) { - if (!(newSourceFiles_1 && ts.contains(newSourceFiles_1, sourceFile))) { - if (sourceFile.fileWatcher) { - sourceFile.fileWatcher.close(); - sourceFile.fileWatcher = undefined; - } - } - }); - } - cachedProgram = program; - } - // If a source file changes, mark it as unwatched and start the recompilation timer - function sourceFileChanged(sourceFile, removed) { - sourceFile.fileWatcher.close(); - sourceFile.fileWatcher = undefined; - if (removed) { - ts.unorderedRemoveItem(rootFileNames, sourceFile.fileName); - } - startTimerForRecompilation(); - } - // If the configuration file changes, forget cached program and start the recompilation timer - function configFileChanged() { - setCachedProgram(undefined); - cachedConfigFileText = undefined; - startTimerForRecompilation(); - } - function watchedDirectoryChanged(fileName) { - if (fileName && !ts.isSupportedSourceFileName(fileName, compilerOptions)) { - return; + else { + performCompilation(configParseResult.fileNames, configParseResult.options); } - startTimerForHandlingDirectoryChanges(); } - function startTimerForHandlingDirectoryChanges() { - if (!ts.sys.setTimeout || !ts.sys.clearTimeout) { - return; - } - if (timerHandleForDirectoryChanges) { - ts.sys.clearTimeout(timerHandleForDirectoryChanges); + else { + udpateReportDiagnostic(commandLineOptions); + if (ts.isWatchSet(commandLineOptions)) { + reportWatchModeWithoutSysSupport(); + ts.createWatchModeWithoutConfigFile(commandLine.fileNames, commandLineOptions, createWatchingSystemHost()); } - timerHandleForDirectoryChanges = ts.sys.setTimeout(directoryChangeHandler, 250); - } - function directoryChangeHandler() { - var parsedCommandLine = parseConfigFile(); - var newFileNames = ts.map(parsedCommandLine.fileNames, compilerHost.getCanonicalFileName); - var canonicalRootFileNames = ts.map(rootFileNames, compilerHost.getCanonicalFileName); - // We check if the project file list has changed. If so, we just throw away the old program and start fresh. - if (!ts.arrayIsEqualTo(newFileNames && newFileNames.sort(), canonicalRootFileNames && canonicalRootFileNames.sort())) { - setCachedProgram(undefined); - startTimerForRecompilation(); + else { + performCompilation(commandLine.fileNames, commandLineOptions); } } - // Upon detecting a file change, wait for 250ms and then perform a recompilation. This gives batch - // operations (such as saving all modified files in an editor) a chance to complete before we kick - // off a new compilation. - function startTimerForRecompilation() { - if (!ts.sys.setTimeout || !ts.sys.clearTimeout) { - return; - } - if (timerHandleForRecompilation) { - ts.sys.clearTimeout(timerHandleForRecompilation); + } + ts.executeCommandLine = executeCommandLine; + function reportWatchModeWithoutSysSupport() { + if (!ts.sys.watchFile || !ts.sys.watchDirectory) { + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.The_current_host_does_not_support_the_0_option, "--watch")); + ts.sys.exit(ts.ExitStatus.DiagnosticsPresent_OutputsSkipped); + } + } + function performCompilation(rootFileNames, compilerOptions) { + var compilerHost = ts.createCompilerHost(compilerOptions); + enableStatistics(compilerOptions); + var program = ts.createProgram(rootFileNames, compilerOptions, compilerHost); + var exitStatus = compileProgram(program); + reportStatistics(program); + return ts.sys.exit(exitStatus); + } + function createWatchingSystemHost(reportWatchDiagnostic) { + var watchingHost = ts.createWatchingSystemHost(/*pretty*/ undefined, ts.sys, ts.parseConfigFile, reportDiagnostic, reportWatchDiagnostic); + watchingHost.beforeCompile = enableStatistics; + var afterCompile = watchingHost.afterCompile; + watchingHost.afterCompile = function (host, program, builder) { + afterCompile(host, program, builder); + reportStatistics(program); + }; + return watchingHost; + } + function compileProgram(program) { + var diagnostics; + // First get and report any syntactic errors. + diagnostics = program.getSyntacticDiagnostics().slice(); + // If we didn't have any syntactic errors, then also try getting the global and + // semantic errors. + if (diagnostics.length === 0) { + diagnostics = program.getOptionsDiagnostics().concat(program.getGlobalDiagnostics()); + if (diagnostics.length === 0) { + diagnostics = program.getSemanticDiagnostics().slice(); } - timerHandleForRecompilation = ts.sys.setTimeout(recompile, 250); } - function recompile() { - timerHandleForRecompilation = undefined; - reportWatchDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.File_change_detected_Starting_incremental_compilation)); - performCompilation(); + // Emit and report any errors we ran into. + var _a = program.emit(), emittedFiles = _a.emittedFiles, emitSkipped = _a.emitSkipped, emitDiagnostics = _a.diagnostics; + ts.addRange(diagnostics, emitDiagnostics); + return ts.handleEmitOutputAndReportErrors(ts.sys, program, emittedFiles, emitSkipped, diagnostics, reportDiagnostic); + } + function enableStatistics(compilerOptions) { + if (compilerOptions.diagnostics || compilerOptions.extendedDiagnostics) { + ts.performance.enable(); } } - ts.executeCommandLine = executeCommandLine; - function compile(fileNames, compilerOptions, compilerHost) { - var hasDiagnostics = compilerOptions.diagnostics || compilerOptions.extendedDiagnostics; + function reportStatistics(program) { var statistics; - if (hasDiagnostics) { - ts.performance.enable(); + var compilerOptions = program.getCompilerOptions(); + if (compilerOptions.diagnostics || compilerOptions.extendedDiagnostics) { statistics = []; - } - var program = ts.createProgram(fileNames, compilerOptions, compilerHost); - var exitStatus = compileProgram(); - if (compilerOptions.listFiles) { - ts.forEach(program.getSourceFiles(), function (file) { - ts.sys.write(file.fileName + ts.sys.newLine); - }); - } - if (hasDiagnostics) { var memoryUsed = ts.sys.getMemoryUsage ? ts.sys.getMemoryUsage() : -1; reportCountStatistic("Files", program.getSourceFiles().length); reportCountStatistic("Lines", countLines(program)); @@ -65630,50 +76748,21 @@ var ts; reportStatistics(); ts.performance.disable(); } - return { program: program, exitStatus: exitStatus }; - function compileProgram() { - var diagnostics; - // First get and report any syntactic errors. - diagnostics = program.getSyntacticDiagnostics(); - // If we didn't have any syntactic errors, then also try getting the global and - // semantic errors. - if (diagnostics.length === 0) { - diagnostics = program.getOptionsDiagnostics().concat(program.getGlobalDiagnostics()); - if (diagnostics.length === 0) { - diagnostics = program.getSemanticDiagnostics(); - } - } - // Otherwise, emit and report any errors we ran into. - var emitOutput = program.emit(); - diagnostics = diagnostics.concat(emitOutput.diagnostics); - reportDiagnostics(ts.sortAndDeduplicateDiagnostics(diagnostics), compilerHost); - reportEmittedFiles(emitOutput.emittedFiles); - if (emitOutput.emitSkipped && diagnostics.length > 0) { - // If the emitter didn't emit anything, then pass that value along. - return ts.ExitStatus.DiagnosticsPresent_OutputsSkipped; - } - else if (diagnostics.length > 0) { - // The emitter emitted something, inform the caller if that happened in the presence - // of diagnostics or not. - return ts.ExitStatus.DiagnosticsPresent_OutputsGenerated; - } - return ts.ExitStatus.Success; - } function reportStatistics() { var nameSize = 0; var valueSize = 0; for (var _i = 0, statistics_1 = statistics; _i < statistics_1.length; _i++) { - var _a = statistics_1[_i], name_45 = _a.name, value = _a.value; - if (name_45.length > nameSize) { - nameSize = name_45.length; + var _a = statistics_1[_i], name = _a.name, value = _a.value; + if (name.length > nameSize) { + nameSize = name.length; } if (value.length > valueSize) { valueSize = value.length; } } for (var _b = 0, statistics_2 = statistics; _b < statistics_2.length; _b++) { - var _c = statistics_2[_b], name_46 = _c.name, value = _c.value; - ts.sys.write(padRight(name_46 + ":", nameSize + 2) + padLeft(value.toString(), valueSize) + ts.sys.newLine); + var _c = statistics_2[_b], name = _c.name, value = _c.value; + ts.sys.write(padRight(name + ":", nameSize + 2) + padLeft(value.toString(), valueSize) + ts.sys.newLine); } } function reportStatisticalValue(name, value) { @@ -65689,7 +76778,7 @@ var ts; function printVersion() { ts.sys.write(getDiagnosticText(ts.Diagnostics.Version_0, ts.version) + ts.sys.newLine); } - function printHelp() { + function printHelp(showAllOptions) { var output = []; // We want to align our "syntax" and "examples" commands to a certain margin. var syntaxLength = getDiagnosticText(ts.Diagnostics.Syntax_Colon_0, "").length; @@ -65708,8 +76797,9 @@ var ts; output.push(ts.sys.newLine); output.push(getDiagnosticText(ts.Diagnostics.Options_Colon) + ts.sys.newLine); // Sort our options by their names, (e.g. "--noImplicitAny" comes before "--watch") - var optsList = ts.filter(ts.optionDeclarations.slice(), function (v) { return !v.experimental; }); - optsList.sort(function (a, b) { return ts.compareValues(a.name.toLowerCase(), b.name.toLowerCase()); }); + var optsList = showAllOptions ? + ts.optionDeclarations.slice().sort(function (a, b) { return ts.compareValues(a.name.toLowerCase(), b.name.toLowerCase()); }) : + ts.filter(ts.optionDeclarations.slice(), function (v) { return v.showInSimplifiedHelpView; }); // We want our descriptions to align at the same column in our output, // so we keep track of the longest option usage string. marginLength = 0; @@ -65735,13 +76825,9 @@ var ts; var description = void 0; if (option.name === "lib") { description = getDiagnosticText(option.description); - var options = []; var element = option.element; var typeMap = element.type; - for (var key in typeMap) { - options.push("'" + key + "'"); - } - optionsDescriptionMap[description] = options; + optionsDescriptionMap.set(description, ts.arrayFrom(typeMap.keys()).map(function (key) { return "'" + key + "'"; })); } else { description = getDiagnosticText(option.description); @@ -65759,7 +76845,7 @@ var ts; for (var i = 0; i < usageColumn.length; i++) { var usage = usageColumn[i]; var description = descriptionColumn[i]; - var kindsList = optionsDescriptionMap[description]; + var kindsList = optionsDescriptionMap.get(description); output.push(usage + makePadding(marginLength - usage.length + 2) + description + ts.sys.newLine); if (kindsList) { output.push(makePadding(marginLength + 4)); @@ -65789,16 +76875,18 @@ var ts; var currentDirectory = ts.sys.getCurrentDirectory(); var file = ts.normalizePath(ts.combinePaths(currentDirectory, "tsconfig.json")); if (ts.sys.fileExists(file)) { - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.A_tsconfig_json_file_is_already_defined_at_Colon_0, file), /* host */ undefined); + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.A_tsconfig_json_file_is_already_defined_at_Colon_0, file)); } else { - ts.sys.writeFile(file, JSON.stringify(ts.generateTSConfig(options, fileNames), undefined, 4)); - reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Successfully_created_a_tsconfig_json_file), /* host */ undefined); + ts.sys.writeFile(file, ts.generateTSConfig(options, fileNames, ts.sys.newLine)); + reportDiagnostic(ts.createCompilerDiagnostic(ts.Diagnostics.Successfully_created_a_tsconfig_json_file)); } return; } - var _a; })(ts || (ts = {})); +if (ts.Debug.isDebugging) { + ts.Debug.enableDebugInfo(); +} if (ts.sys.tryEnableSourceMapsForHost && /^development$/i.test(ts.sys.getEnvironmentVariable("NODE_ENV"))) { ts.sys.tryEnableSourceMapsForHost(); } diff --git a/com.palantir.typescript/bridge/lib/typescriptServices.js b/com.palantir.typescript/bridge/lib/typescriptServices.js index 1b1e89b..f5bd9a6 100644 --- a/com.palantir.typescript/bridge/lib/typescriptServices.js +++ b/com.palantir.typescript/bridge/lib/typescriptServices.js @@ -1,8 +1,22 @@ -var __extends = (this && this.__extends) || function (d, b) { - for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; - function __() { this.constructor = d; } - d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); +"use strict"; +var __assign = (this && this.__assign) || Object.assign || function(t) { + for (var s, i = 1, n = arguments.length; i < n; i++) { + s = arguments[i]; + for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) + t[p] = s[p]; + } + return t; }; +var __extends = (this && this.__extends) || (function () { + var extendStatics = Object.setPrototypeOf || + ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || + function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; }; + return function (d, b) { + extendStatics(d, b); + function __() { this.constructor = d; } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +})(); var ts; (function (ts) { // token > SyntaxKind.Identifer => token is a keyword @@ -24,351 +38,346 @@ var ts; SyntaxKind[SyntaxKind["NumericLiteral"] = 8] = "NumericLiteral"; SyntaxKind[SyntaxKind["StringLiteral"] = 9] = "StringLiteral"; SyntaxKind[SyntaxKind["JsxText"] = 10] = "JsxText"; - SyntaxKind[SyntaxKind["RegularExpressionLiteral"] = 11] = "RegularExpressionLiteral"; - SyntaxKind[SyntaxKind["NoSubstitutionTemplateLiteral"] = 12] = "NoSubstitutionTemplateLiteral"; + SyntaxKind[SyntaxKind["JsxTextAllWhiteSpaces"] = 11] = "JsxTextAllWhiteSpaces"; + SyntaxKind[SyntaxKind["RegularExpressionLiteral"] = 12] = "RegularExpressionLiteral"; + SyntaxKind[SyntaxKind["NoSubstitutionTemplateLiteral"] = 13] = "NoSubstitutionTemplateLiteral"; // Pseudo-literals - SyntaxKind[SyntaxKind["TemplateHead"] = 13] = "TemplateHead"; - SyntaxKind[SyntaxKind["TemplateMiddle"] = 14] = "TemplateMiddle"; - SyntaxKind[SyntaxKind["TemplateTail"] = 15] = "TemplateTail"; + SyntaxKind[SyntaxKind["TemplateHead"] = 14] = "TemplateHead"; + SyntaxKind[SyntaxKind["TemplateMiddle"] = 15] = "TemplateMiddle"; + SyntaxKind[SyntaxKind["TemplateTail"] = 16] = "TemplateTail"; // Punctuation - SyntaxKind[SyntaxKind["OpenBraceToken"] = 16] = "OpenBraceToken"; - SyntaxKind[SyntaxKind["CloseBraceToken"] = 17] = "CloseBraceToken"; - SyntaxKind[SyntaxKind["OpenParenToken"] = 18] = "OpenParenToken"; - SyntaxKind[SyntaxKind["CloseParenToken"] = 19] = "CloseParenToken"; - SyntaxKind[SyntaxKind["OpenBracketToken"] = 20] = "OpenBracketToken"; - SyntaxKind[SyntaxKind["CloseBracketToken"] = 21] = "CloseBracketToken"; - SyntaxKind[SyntaxKind["DotToken"] = 22] = "DotToken"; - SyntaxKind[SyntaxKind["DotDotDotToken"] = 23] = "DotDotDotToken"; - SyntaxKind[SyntaxKind["SemicolonToken"] = 24] = "SemicolonToken"; - SyntaxKind[SyntaxKind["CommaToken"] = 25] = "CommaToken"; - SyntaxKind[SyntaxKind["LessThanToken"] = 26] = "LessThanToken"; - SyntaxKind[SyntaxKind["LessThanSlashToken"] = 27] = "LessThanSlashToken"; - SyntaxKind[SyntaxKind["GreaterThanToken"] = 28] = "GreaterThanToken"; - SyntaxKind[SyntaxKind["LessThanEqualsToken"] = 29] = "LessThanEqualsToken"; - SyntaxKind[SyntaxKind["GreaterThanEqualsToken"] = 30] = "GreaterThanEqualsToken"; - SyntaxKind[SyntaxKind["EqualsEqualsToken"] = 31] = "EqualsEqualsToken"; - SyntaxKind[SyntaxKind["ExclamationEqualsToken"] = 32] = "ExclamationEqualsToken"; - SyntaxKind[SyntaxKind["EqualsEqualsEqualsToken"] = 33] = "EqualsEqualsEqualsToken"; - SyntaxKind[SyntaxKind["ExclamationEqualsEqualsToken"] = 34] = "ExclamationEqualsEqualsToken"; - SyntaxKind[SyntaxKind["EqualsGreaterThanToken"] = 35] = "EqualsGreaterThanToken"; - SyntaxKind[SyntaxKind["PlusToken"] = 36] = "PlusToken"; - SyntaxKind[SyntaxKind["MinusToken"] = 37] = "MinusToken"; - SyntaxKind[SyntaxKind["AsteriskToken"] = 38] = "AsteriskToken"; - SyntaxKind[SyntaxKind["AsteriskAsteriskToken"] = 39] = "AsteriskAsteriskToken"; - SyntaxKind[SyntaxKind["SlashToken"] = 40] = "SlashToken"; - SyntaxKind[SyntaxKind["PercentToken"] = 41] = "PercentToken"; - SyntaxKind[SyntaxKind["PlusPlusToken"] = 42] = "PlusPlusToken"; - SyntaxKind[SyntaxKind["MinusMinusToken"] = 43] = "MinusMinusToken"; - SyntaxKind[SyntaxKind["LessThanLessThanToken"] = 44] = "LessThanLessThanToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanToken"] = 45] = "GreaterThanGreaterThanToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanToken"] = 46] = "GreaterThanGreaterThanGreaterThanToken"; - SyntaxKind[SyntaxKind["AmpersandToken"] = 47] = "AmpersandToken"; - SyntaxKind[SyntaxKind["BarToken"] = 48] = "BarToken"; - SyntaxKind[SyntaxKind["CaretToken"] = 49] = "CaretToken"; - SyntaxKind[SyntaxKind["ExclamationToken"] = 50] = "ExclamationToken"; - SyntaxKind[SyntaxKind["TildeToken"] = 51] = "TildeToken"; - SyntaxKind[SyntaxKind["AmpersandAmpersandToken"] = 52] = "AmpersandAmpersandToken"; - SyntaxKind[SyntaxKind["BarBarToken"] = 53] = "BarBarToken"; - SyntaxKind[SyntaxKind["QuestionToken"] = 54] = "QuestionToken"; - SyntaxKind[SyntaxKind["ColonToken"] = 55] = "ColonToken"; - SyntaxKind[SyntaxKind["AtToken"] = 56] = "AtToken"; + SyntaxKind[SyntaxKind["OpenBraceToken"] = 17] = "OpenBraceToken"; + SyntaxKind[SyntaxKind["CloseBraceToken"] = 18] = "CloseBraceToken"; + SyntaxKind[SyntaxKind["OpenParenToken"] = 19] = "OpenParenToken"; + SyntaxKind[SyntaxKind["CloseParenToken"] = 20] = "CloseParenToken"; + SyntaxKind[SyntaxKind["OpenBracketToken"] = 21] = "OpenBracketToken"; + SyntaxKind[SyntaxKind["CloseBracketToken"] = 22] = "CloseBracketToken"; + SyntaxKind[SyntaxKind["DotToken"] = 23] = "DotToken"; + SyntaxKind[SyntaxKind["DotDotDotToken"] = 24] = "DotDotDotToken"; + SyntaxKind[SyntaxKind["SemicolonToken"] = 25] = "SemicolonToken"; + SyntaxKind[SyntaxKind["CommaToken"] = 26] = "CommaToken"; + SyntaxKind[SyntaxKind["LessThanToken"] = 27] = "LessThanToken"; + SyntaxKind[SyntaxKind["LessThanSlashToken"] = 28] = "LessThanSlashToken"; + SyntaxKind[SyntaxKind["GreaterThanToken"] = 29] = "GreaterThanToken"; + SyntaxKind[SyntaxKind["LessThanEqualsToken"] = 30] = "LessThanEqualsToken"; + SyntaxKind[SyntaxKind["GreaterThanEqualsToken"] = 31] = "GreaterThanEqualsToken"; + SyntaxKind[SyntaxKind["EqualsEqualsToken"] = 32] = "EqualsEqualsToken"; + SyntaxKind[SyntaxKind["ExclamationEqualsToken"] = 33] = "ExclamationEqualsToken"; + SyntaxKind[SyntaxKind["EqualsEqualsEqualsToken"] = 34] = "EqualsEqualsEqualsToken"; + SyntaxKind[SyntaxKind["ExclamationEqualsEqualsToken"] = 35] = "ExclamationEqualsEqualsToken"; + SyntaxKind[SyntaxKind["EqualsGreaterThanToken"] = 36] = "EqualsGreaterThanToken"; + SyntaxKind[SyntaxKind["PlusToken"] = 37] = "PlusToken"; + SyntaxKind[SyntaxKind["MinusToken"] = 38] = "MinusToken"; + SyntaxKind[SyntaxKind["AsteriskToken"] = 39] = "AsteriskToken"; + SyntaxKind[SyntaxKind["AsteriskAsteriskToken"] = 40] = "AsteriskAsteriskToken"; + SyntaxKind[SyntaxKind["SlashToken"] = 41] = "SlashToken"; + SyntaxKind[SyntaxKind["PercentToken"] = 42] = "PercentToken"; + SyntaxKind[SyntaxKind["PlusPlusToken"] = 43] = "PlusPlusToken"; + SyntaxKind[SyntaxKind["MinusMinusToken"] = 44] = "MinusMinusToken"; + SyntaxKind[SyntaxKind["LessThanLessThanToken"] = 45] = "LessThanLessThanToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanToken"] = 46] = "GreaterThanGreaterThanToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanToken"] = 47] = "GreaterThanGreaterThanGreaterThanToken"; + SyntaxKind[SyntaxKind["AmpersandToken"] = 48] = "AmpersandToken"; + SyntaxKind[SyntaxKind["BarToken"] = 49] = "BarToken"; + SyntaxKind[SyntaxKind["CaretToken"] = 50] = "CaretToken"; + SyntaxKind[SyntaxKind["ExclamationToken"] = 51] = "ExclamationToken"; + SyntaxKind[SyntaxKind["TildeToken"] = 52] = "TildeToken"; + SyntaxKind[SyntaxKind["AmpersandAmpersandToken"] = 53] = "AmpersandAmpersandToken"; + SyntaxKind[SyntaxKind["BarBarToken"] = 54] = "BarBarToken"; + SyntaxKind[SyntaxKind["QuestionToken"] = 55] = "QuestionToken"; + SyntaxKind[SyntaxKind["ColonToken"] = 56] = "ColonToken"; + SyntaxKind[SyntaxKind["AtToken"] = 57] = "AtToken"; // Assignments - SyntaxKind[SyntaxKind["EqualsToken"] = 57] = "EqualsToken"; - SyntaxKind[SyntaxKind["PlusEqualsToken"] = 58] = "PlusEqualsToken"; - SyntaxKind[SyntaxKind["MinusEqualsToken"] = 59] = "MinusEqualsToken"; - SyntaxKind[SyntaxKind["AsteriskEqualsToken"] = 60] = "AsteriskEqualsToken"; - SyntaxKind[SyntaxKind["AsteriskAsteriskEqualsToken"] = 61] = "AsteriskAsteriskEqualsToken"; - SyntaxKind[SyntaxKind["SlashEqualsToken"] = 62] = "SlashEqualsToken"; - SyntaxKind[SyntaxKind["PercentEqualsToken"] = 63] = "PercentEqualsToken"; - SyntaxKind[SyntaxKind["LessThanLessThanEqualsToken"] = 64] = "LessThanLessThanEqualsToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanEqualsToken"] = 65] = "GreaterThanGreaterThanEqualsToken"; - SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanEqualsToken"] = 66] = "GreaterThanGreaterThanGreaterThanEqualsToken"; - SyntaxKind[SyntaxKind["AmpersandEqualsToken"] = 67] = "AmpersandEqualsToken"; - SyntaxKind[SyntaxKind["BarEqualsToken"] = 68] = "BarEqualsToken"; - SyntaxKind[SyntaxKind["CaretEqualsToken"] = 69] = "CaretEqualsToken"; + SyntaxKind[SyntaxKind["EqualsToken"] = 58] = "EqualsToken"; + SyntaxKind[SyntaxKind["PlusEqualsToken"] = 59] = "PlusEqualsToken"; + SyntaxKind[SyntaxKind["MinusEqualsToken"] = 60] = "MinusEqualsToken"; + SyntaxKind[SyntaxKind["AsteriskEqualsToken"] = 61] = "AsteriskEqualsToken"; + SyntaxKind[SyntaxKind["AsteriskAsteriskEqualsToken"] = 62] = "AsteriskAsteriskEqualsToken"; + SyntaxKind[SyntaxKind["SlashEqualsToken"] = 63] = "SlashEqualsToken"; + SyntaxKind[SyntaxKind["PercentEqualsToken"] = 64] = "PercentEqualsToken"; + SyntaxKind[SyntaxKind["LessThanLessThanEqualsToken"] = 65] = "LessThanLessThanEqualsToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanEqualsToken"] = 66] = "GreaterThanGreaterThanEqualsToken"; + SyntaxKind[SyntaxKind["GreaterThanGreaterThanGreaterThanEqualsToken"] = 67] = "GreaterThanGreaterThanGreaterThanEqualsToken"; + SyntaxKind[SyntaxKind["AmpersandEqualsToken"] = 68] = "AmpersandEqualsToken"; + SyntaxKind[SyntaxKind["BarEqualsToken"] = 69] = "BarEqualsToken"; + SyntaxKind[SyntaxKind["CaretEqualsToken"] = 70] = "CaretEqualsToken"; // Identifiers - SyntaxKind[SyntaxKind["Identifier"] = 70] = "Identifier"; + SyntaxKind[SyntaxKind["Identifier"] = 71] = "Identifier"; // Reserved words - SyntaxKind[SyntaxKind["BreakKeyword"] = 71] = "BreakKeyword"; - SyntaxKind[SyntaxKind["CaseKeyword"] = 72] = "CaseKeyword"; - SyntaxKind[SyntaxKind["CatchKeyword"] = 73] = "CatchKeyword"; - SyntaxKind[SyntaxKind["ClassKeyword"] = 74] = "ClassKeyword"; - SyntaxKind[SyntaxKind["ConstKeyword"] = 75] = "ConstKeyword"; - SyntaxKind[SyntaxKind["ContinueKeyword"] = 76] = "ContinueKeyword"; - SyntaxKind[SyntaxKind["DebuggerKeyword"] = 77] = "DebuggerKeyword"; - SyntaxKind[SyntaxKind["DefaultKeyword"] = 78] = "DefaultKeyword"; - SyntaxKind[SyntaxKind["DeleteKeyword"] = 79] = "DeleteKeyword"; - SyntaxKind[SyntaxKind["DoKeyword"] = 80] = "DoKeyword"; - SyntaxKind[SyntaxKind["ElseKeyword"] = 81] = "ElseKeyword"; - SyntaxKind[SyntaxKind["EnumKeyword"] = 82] = "EnumKeyword"; - SyntaxKind[SyntaxKind["ExportKeyword"] = 83] = "ExportKeyword"; - SyntaxKind[SyntaxKind["ExtendsKeyword"] = 84] = "ExtendsKeyword"; - SyntaxKind[SyntaxKind["FalseKeyword"] = 85] = "FalseKeyword"; - SyntaxKind[SyntaxKind["FinallyKeyword"] = 86] = "FinallyKeyword"; - SyntaxKind[SyntaxKind["ForKeyword"] = 87] = "ForKeyword"; - SyntaxKind[SyntaxKind["FunctionKeyword"] = 88] = "FunctionKeyword"; - SyntaxKind[SyntaxKind["IfKeyword"] = 89] = "IfKeyword"; - SyntaxKind[SyntaxKind["ImportKeyword"] = 90] = "ImportKeyword"; - SyntaxKind[SyntaxKind["InKeyword"] = 91] = "InKeyword"; - SyntaxKind[SyntaxKind["InstanceOfKeyword"] = 92] = "InstanceOfKeyword"; - SyntaxKind[SyntaxKind["NewKeyword"] = 93] = "NewKeyword"; - SyntaxKind[SyntaxKind["NullKeyword"] = 94] = "NullKeyword"; - SyntaxKind[SyntaxKind["ReturnKeyword"] = 95] = "ReturnKeyword"; - SyntaxKind[SyntaxKind["SuperKeyword"] = 96] = "SuperKeyword"; - SyntaxKind[SyntaxKind["SwitchKeyword"] = 97] = "SwitchKeyword"; - SyntaxKind[SyntaxKind["ThisKeyword"] = 98] = "ThisKeyword"; - SyntaxKind[SyntaxKind["ThrowKeyword"] = 99] = "ThrowKeyword"; - SyntaxKind[SyntaxKind["TrueKeyword"] = 100] = "TrueKeyword"; - SyntaxKind[SyntaxKind["TryKeyword"] = 101] = "TryKeyword"; - SyntaxKind[SyntaxKind["TypeOfKeyword"] = 102] = "TypeOfKeyword"; - SyntaxKind[SyntaxKind["VarKeyword"] = 103] = "VarKeyword"; - SyntaxKind[SyntaxKind["VoidKeyword"] = 104] = "VoidKeyword"; - SyntaxKind[SyntaxKind["WhileKeyword"] = 105] = "WhileKeyword"; - SyntaxKind[SyntaxKind["WithKeyword"] = 106] = "WithKeyword"; + SyntaxKind[SyntaxKind["BreakKeyword"] = 72] = "BreakKeyword"; + SyntaxKind[SyntaxKind["CaseKeyword"] = 73] = "CaseKeyword"; + SyntaxKind[SyntaxKind["CatchKeyword"] = 74] = "CatchKeyword"; + SyntaxKind[SyntaxKind["ClassKeyword"] = 75] = "ClassKeyword"; + SyntaxKind[SyntaxKind["ConstKeyword"] = 76] = "ConstKeyword"; + SyntaxKind[SyntaxKind["ContinueKeyword"] = 77] = "ContinueKeyword"; + SyntaxKind[SyntaxKind["DebuggerKeyword"] = 78] = "DebuggerKeyword"; + SyntaxKind[SyntaxKind["DefaultKeyword"] = 79] = "DefaultKeyword"; + SyntaxKind[SyntaxKind["DeleteKeyword"] = 80] = "DeleteKeyword"; + SyntaxKind[SyntaxKind["DoKeyword"] = 81] = "DoKeyword"; + SyntaxKind[SyntaxKind["ElseKeyword"] = 82] = "ElseKeyword"; + SyntaxKind[SyntaxKind["EnumKeyword"] = 83] = "EnumKeyword"; + SyntaxKind[SyntaxKind["ExportKeyword"] = 84] = "ExportKeyword"; + SyntaxKind[SyntaxKind["ExtendsKeyword"] = 85] = "ExtendsKeyword"; + SyntaxKind[SyntaxKind["FalseKeyword"] = 86] = "FalseKeyword"; + SyntaxKind[SyntaxKind["FinallyKeyword"] = 87] = "FinallyKeyword"; + SyntaxKind[SyntaxKind["ForKeyword"] = 88] = "ForKeyword"; + SyntaxKind[SyntaxKind["FunctionKeyword"] = 89] = "FunctionKeyword"; + SyntaxKind[SyntaxKind["IfKeyword"] = 90] = "IfKeyword"; + SyntaxKind[SyntaxKind["ImportKeyword"] = 91] = "ImportKeyword"; + SyntaxKind[SyntaxKind["InKeyword"] = 92] = "InKeyword"; + SyntaxKind[SyntaxKind["InstanceOfKeyword"] = 93] = "InstanceOfKeyword"; + SyntaxKind[SyntaxKind["NewKeyword"] = 94] = "NewKeyword"; + SyntaxKind[SyntaxKind["NullKeyword"] = 95] = "NullKeyword"; + SyntaxKind[SyntaxKind["ReturnKeyword"] = 96] = "ReturnKeyword"; + SyntaxKind[SyntaxKind["SuperKeyword"] = 97] = "SuperKeyword"; + SyntaxKind[SyntaxKind["SwitchKeyword"] = 98] = "SwitchKeyword"; + SyntaxKind[SyntaxKind["ThisKeyword"] = 99] = "ThisKeyword"; + SyntaxKind[SyntaxKind["ThrowKeyword"] = 100] = "ThrowKeyword"; + SyntaxKind[SyntaxKind["TrueKeyword"] = 101] = "TrueKeyword"; + SyntaxKind[SyntaxKind["TryKeyword"] = 102] = "TryKeyword"; + SyntaxKind[SyntaxKind["TypeOfKeyword"] = 103] = "TypeOfKeyword"; + SyntaxKind[SyntaxKind["VarKeyword"] = 104] = "VarKeyword"; + SyntaxKind[SyntaxKind["VoidKeyword"] = 105] = "VoidKeyword"; + SyntaxKind[SyntaxKind["WhileKeyword"] = 106] = "WhileKeyword"; + SyntaxKind[SyntaxKind["WithKeyword"] = 107] = "WithKeyword"; // Strict mode reserved words - SyntaxKind[SyntaxKind["ImplementsKeyword"] = 107] = "ImplementsKeyword"; - SyntaxKind[SyntaxKind["InterfaceKeyword"] = 108] = "InterfaceKeyword"; - SyntaxKind[SyntaxKind["LetKeyword"] = 109] = "LetKeyword"; - SyntaxKind[SyntaxKind["PackageKeyword"] = 110] = "PackageKeyword"; - SyntaxKind[SyntaxKind["PrivateKeyword"] = 111] = "PrivateKeyword"; - SyntaxKind[SyntaxKind["ProtectedKeyword"] = 112] = "ProtectedKeyword"; - SyntaxKind[SyntaxKind["PublicKeyword"] = 113] = "PublicKeyword"; - SyntaxKind[SyntaxKind["StaticKeyword"] = 114] = "StaticKeyword"; - SyntaxKind[SyntaxKind["YieldKeyword"] = 115] = "YieldKeyword"; + SyntaxKind[SyntaxKind["ImplementsKeyword"] = 108] = "ImplementsKeyword"; + SyntaxKind[SyntaxKind["InterfaceKeyword"] = 109] = "InterfaceKeyword"; + SyntaxKind[SyntaxKind["LetKeyword"] = 110] = "LetKeyword"; + SyntaxKind[SyntaxKind["PackageKeyword"] = 111] = "PackageKeyword"; + SyntaxKind[SyntaxKind["PrivateKeyword"] = 112] = "PrivateKeyword"; + SyntaxKind[SyntaxKind["ProtectedKeyword"] = 113] = "ProtectedKeyword"; + SyntaxKind[SyntaxKind["PublicKeyword"] = 114] = "PublicKeyword"; + SyntaxKind[SyntaxKind["StaticKeyword"] = 115] = "StaticKeyword"; + SyntaxKind[SyntaxKind["YieldKeyword"] = 116] = "YieldKeyword"; // Contextual keywords - SyntaxKind[SyntaxKind["AbstractKeyword"] = 116] = "AbstractKeyword"; - SyntaxKind[SyntaxKind["AsKeyword"] = 117] = "AsKeyword"; - SyntaxKind[SyntaxKind["AnyKeyword"] = 118] = "AnyKeyword"; - SyntaxKind[SyntaxKind["AsyncKeyword"] = 119] = "AsyncKeyword"; - SyntaxKind[SyntaxKind["AwaitKeyword"] = 120] = "AwaitKeyword"; - SyntaxKind[SyntaxKind["BooleanKeyword"] = 121] = "BooleanKeyword"; - SyntaxKind[SyntaxKind["ConstructorKeyword"] = 122] = "ConstructorKeyword"; - SyntaxKind[SyntaxKind["DeclareKeyword"] = 123] = "DeclareKeyword"; - SyntaxKind[SyntaxKind["GetKeyword"] = 124] = "GetKeyword"; - SyntaxKind[SyntaxKind["IsKeyword"] = 125] = "IsKeyword"; - SyntaxKind[SyntaxKind["KeyOfKeyword"] = 126] = "KeyOfKeyword"; - SyntaxKind[SyntaxKind["ModuleKeyword"] = 127] = "ModuleKeyword"; - SyntaxKind[SyntaxKind["NamespaceKeyword"] = 128] = "NamespaceKeyword"; - SyntaxKind[SyntaxKind["NeverKeyword"] = 129] = "NeverKeyword"; - SyntaxKind[SyntaxKind["ReadonlyKeyword"] = 130] = "ReadonlyKeyword"; - SyntaxKind[SyntaxKind["RequireKeyword"] = 131] = "RequireKeyword"; - SyntaxKind[SyntaxKind["NumberKeyword"] = 132] = "NumberKeyword"; - SyntaxKind[SyntaxKind["SetKeyword"] = 133] = "SetKeyword"; - SyntaxKind[SyntaxKind["StringKeyword"] = 134] = "StringKeyword"; - SyntaxKind[SyntaxKind["SymbolKeyword"] = 135] = "SymbolKeyword"; - SyntaxKind[SyntaxKind["TypeKeyword"] = 136] = "TypeKeyword"; - SyntaxKind[SyntaxKind["UndefinedKeyword"] = 137] = "UndefinedKeyword"; - SyntaxKind[SyntaxKind["FromKeyword"] = 138] = "FromKeyword"; - SyntaxKind[SyntaxKind["GlobalKeyword"] = 139] = "GlobalKeyword"; - SyntaxKind[SyntaxKind["OfKeyword"] = 140] = "OfKeyword"; + SyntaxKind[SyntaxKind["AbstractKeyword"] = 117] = "AbstractKeyword"; + SyntaxKind[SyntaxKind["AsKeyword"] = 118] = "AsKeyword"; + SyntaxKind[SyntaxKind["AnyKeyword"] = 119] = "AnyKeyword"; + SyntaxKind[SyntaxKind["AsyncKeyword"] = 120] = "AsyncKeyword"; + SyntaxKind[SyntaxKind["AwaitKeyword"] = 121] = "AwaitKeyword"; + SyntaxKind[SyntaxKind["BooleanKeyword"] = 122] = "BooleanKeyword"; + SyntaxKind[SyntaxKind["ConstructorKeyword"] = 123] = "ConstructorKeyword"; + SyntaxKind[SyntaxKind["DeclareKeyword"] = 124] = "DeclareKeyword"; + SyntaxKind[SyntaxKind["GetKeyword"] = 125] = "GetKeyword"; + SyntaxKind[SyntaxKind["IsKeyword"] = 126] = "IsKeyword"; + SyntaxKind[SyntaxKind["KeyOfKeyword"] = 127] = "KeyOfKeyword"; + SyntaxKind[SyntaxKind["ModuleKeyword"] = 128] = "ModuleKeyword"; + SyntaxKind[SyntaxKind["NamespaceKeyword"] = 129] = "NamespaceKeyword"; + SyntaxKind[SyntaxKind["NeverKeyword"] = 130] = "NeverKeyword"; + SyntaxKind[SyntaxKind["ReadonlyKeyword"] = 131] = "ReadonlyKeyword"; + SyntaxKind[SyntaxKind["RequireKeyword"] = 132] = "RequireKeyword"; + SyntaxKind[SyntaxKind["NumberKeyword"] = 133] = "NumberKeyword"; + SyntaxKind[SyntaxKind["ObjectKeyword"] = 134] = "ObjectKeyword"; + SyntaxKind[SyntaxKind["SetKeyword"] = 135] = "SetKeyword"; + SyntaxKind[SyntaxKind["StringKeyword"] = 136] = "StringKeyword"; + SyntaxKind[SyntaxKind["SymbolKeyword"] = 137] = "SymbolKeyword"; + SyntaxKind[SyntaxKind["TypeKeyword"] = 138] = "TypeKeyword"; + SyntaxKind[SyntaxKind["UndefinedKeyword"] = 139] = "UndefinedKeyword"; + SyntaxKind[SyntaxKind["FromKeyword"] = 140] = "FromKeyword"; + SyntaxKind[SyntaxKind["GlobalKeyword"] = 141] = "GlobalKeyword"; + SyntaxKind[SyntaxKind["OfKeyword"] = 142] = "OfKeyword"; // Parse tree nodes // Names - SyntaxKind[SyntaxKind["QualifiedName"] = 141] = "QualifiedName"; - SyntaxKind[SyntaxKind["ComputedPropertyName"] = 142] = "ComputedPropertyName"; + SyntaxKind[SyntaxKind["QualifiedName"] = 143] = "QualifiedName"; + SyntaxKind[SyntaxKind["ComputedPropertyName"] = 144] = "ComputedPropertyName"; // Signature elements - SyntaxKind[SyntaxKind["TypeParameter"] = 143] = "TypeParameter"; - SyntaxKind[SyntaxKind["Parameter"] = 144] = "Parameter"; - SyntaxKind[SyntaxKind["Decorator"] = 145] = "Decorator"; + SyntaxKind[SyntaxKind["TypeParameter"] = 145] = "TypeParameter"; + SyntaxKind[SyntaxKind["Parameter"] = 146] = "Parameter"; + SyntaxKind[SyntaxKind["Decorator"] = 147] = "Decorator"; // TypeMember - SyntaxKind[SyntaxKind["PropertySignature"] = 146] = "PropertySignature"; - SyntaxKind[SyntaxKind["PropertyDeclaration"] = 147] = "PropertyDeclaration"; - SyntaxKind[SyntaxKind["MethodSignature"] = 148] = "MethodSignature"; - SyntaxKind[SyntaxKind["MethodDeclaration"] = 149] = "MethodDeclaration"; - SyntaxKind[SyntaxKind["Constructor"] = 150] = "Constructor"; - SyntaxKind[SyntaxKind["GetAccessor"] = 151] = "GetAccessor"; - SyntaxKind[SyntaxKind["SetAccessor"] = 152] = "SetAccessor"; - SyntaxKind[SyntaxKind["CallSignature"] = 153] = "CallSignature"; - SyntaxKind[SyntaxKind["ConstructSignature"] = 154] = "ConstructSignature"; - SyntaxKind[SyntaxKind["IndexSignature"] = 155] = "IndexSignature"; + SyntaxKind[SyntaxKind["PropertySignature"] = 148] = "PropertySignature"; + SyntaxKind[SyntaxKind["PropertyDeclaration"] = 149] = "PropertyDeclaration"; + SyntaxKind[SyntaxKind["MethodSignature"] = 150] = "MethodSignature"; + SyntaxKind[SyntaxKind["MethodDeclaration"] = 151] = "MethodDeclaration"; + SyntaxKind[SyntaxKind["Constructor"] = 152] = "Constructor"; + SyntaxKind[SyntaxKind["GetAccessor"] = 153] = "GetAccessor"; + SyntaxKind[SyntaxKind["SetAccessor"] = 154] = "SetAccessor"; + SyntaxKind[SyntaxKind["CallSignature"] = 155] = "CallSignature"; + SyntaxKind[SyntaxKind["ConstructSignature"] = 156] = "ConstructSignature"; + SyntaxKind[SyntaxKind["IndexSignature"] = 157] = "IndexSignature"; // Type - SyntaxKind[SyntaxKind["TypePredicate"] = 156] = "TypePredicate"; - SyntaxKind[SyntaxKind["TypeReference"] = 157] = "TypeReference"; - SyntaxKind[SyntaxKind["FunctionType"] = 158] = "FunctionType"; - SyntaxKind[SyntaxKind["ConstructorType"] = 159] = "ConstructorType"; - SyntaxKind[SyntaxKind["TypeQuery"] = 160] = "TypeQuery"; - SyntaxKind[SyntaxKind["TypeLiteral"] = 161] = "TypeLiteral"; - SyntaxKind[SyntaxKind["ArrayType"] = 162] = "ArrayType"; - SyntaxKind[SyntaxKind["TupleType"] = 163] = "TupleType"; - SyntaxKind[SyntaxKind["UnionType"] = 164] = "UnionType"; - SyntaxKind[SyntaxKind["IntersectionType"] = 165] = "IntersectionType"; - SyntaxKind[SyntaxKind["ParenthesizedType"] = 166] = "ParenthesizedType"; - SyntaxKind[SyntaxKind["ThisType"] = 167] = "ThisType"; - SyntaxKind[SyntaxKind["TypeOperator"] = 168] = "TypeOperator"; - SyntaxKind[SyntaxKind["IndexedAccessType"] = 169] = "IndexedAccessType"; - SyntaxKind[SyntaxKind["MappedType"] = 170] = "MappedType"; - SyntaxKind[SyntaxKind["LiteralType"] = 171] = "LiteralType"; + SyntaxKind[SyntaxKind["TypePredicate"] = 158] = "TypePredicate"; + SyntaxKind[SyntaxKind["TypeReference"] = 159] = "TypeReference"; + SyntaxKind[SyntaxKind["FunctionType"] = 160] = "FunctionType"; + SyntaxKind[SyntaxKind["ConstructorType"] = 161] = "ConstructorType"; + SyntaxKind[SyntaxKind["TypeQuery"] = 162] = "TypeQuery"; + SyntaxKind[SyntaxKind["TypeLiteral"] = 163] = "TypeLiteral"; + SyntaxKind[SyntaxKind["ArrayType"] = 164] = "ArrayType"; + SyntaxKind[SyntaxKind["TupleType"] = 165] = "TupleType"; + SyntaxKind[SyntaxKind["UnionType"] = 166] = "UnionType"; + SyntaxKind[SyntaxKind["IntersectionType"] = 167] = "IntersectionType"; + SyntaxKind[SyntaxKind["ParenthesizedType"] = 168] = "ParenthesizedType"; + SyntaxKind[SyntaxKind["ThisType"] = 169] = "ThisType"; + SyntaxKind[SyntaxKind["TypeOperator"] = 170] = "TypeOperator"; + SyntaxKind[SyntaxKind["IndexedAccessType"] = 171] = "IndexedAccessType"; + SyntaxKind[SyntaxKind["MappedType"] = 172] = "MappedType"; + SyntaxKind[SyntaxKind["LiteralType"] = 173] = "LiteralType"; // Binding patterns - SyntaxKind[SyntaxKind["ObjectBindingPattern"] = 172] = "ObjectBindingPattern"; - SyntaxKind[SyntaxKind["ArrayBindingPattern"] = 173] = "ArrayBindingPattern"; - SyntaxKind[SyntaxKind["BindingElement"] = 174] = "BindingElement"; + SyntaxKind[SyntaxKind["ObjectBindingPattern"] = 174] = "ObjectBindingPattern"; + SyntaxKind[SyntaxKind["ArrayBindingPattern"] = 175] = "ArrayBindingPattern"; + SyntaxKind[SyntaxKind["BindingElement"] = 176] = "BindingElement"; // Expression - SyntaxKind[SyntaxKind["ArrayLiteralExpression"] = 175] = "ArrayLiteralExpression"; - SyntaxKind[SyntaxKind["ObjectLiteralExpression"] = 176] = "ObjectLiteralExpression"; - SyntaxKind[SyntaxKind["PropertyAccessExpression"] = 177] = "PropertyAccessExpression"; - SyntaxKind[SyntaxKind["ElementAccessExpression"] = 178] = "ElementAccessExpression"; - SyntaxKind[SyntaxKind["CallExpression"] = 179] = "CallExpression"; - SyntaxKind[SyntaxKind["NewExpression"] = 180] = "NewExpression"; - SyntaxKind[SyntaxKind["TaggedTemplateExpression"] = 181] = "TaggedTemplateExpression"; - SyntaxKind[SyntaxKind["TypeAssertionExpression"] = 182] = "TypeAssertionExpression"; - SyntaxKind[SyntaxKind["ParenthesizedExpression"] = 183] = "ParenthesizedExpression"; - SyntaxKind[SyntaxKind["FunctionExpression"] = 184] = "FunctionExpression"; - SyntaxKind[SyntaxKind["ArrowFunction"] = 185] = "ArrowFunction"; - SyntaxKind[SyntaxKind["DeleteExpression"] = 186] = "DeleteExpression"; - SyntaxKind[SyntaxKind["TypeOfExpression"] = 187] = "TypeOfExpression"; - SyntaxKind[SyntaxKind["VoidExpression"] = 188] = "VoidExpression"; - SyntaxKind[SyntaxKind["AwaitExpression"] = 189] = "AwaitExpression"; - SyntaxKind[SyntaxKind["PrefixUnaryExpression"] = 190] = "PrefixUnaryExpression"; - SyntaxKind[SyntaxKind["PostfixUnaryExpression"] = 191] = "PostfixUnaryExpression"; - SyntaxKind[SyntaxKind["BinaryExpression"] = 192] = "BinaryExpression"; - SyntaxKind[SyntaxKind["ConditionalExpression"] = 193] = "ConditionalExpression"; - SyntaxKind[SyntaxKind["TemplateExpression"] = 194] = "TemplateExpression"; - SyntaxKind[SyntaxKind["YieldExpression"] = 195] = "YieldExpression"; - SyntaxKind[SyntaxKind["SpreadElement"] = 196] = "SpreadElement"; - SyntaxKind[SyntaxKind["ClassExpression"] = 197] = "ClassExpression"; - SyntaxKind[SyntaxKind["OmittedExpression"] = 198] = "OmittedExpression"; - SyntaxKind[SyntaxKind["ExpressionWithTypeArguments"] = 199] = "ExpressionWithTypeArguments"; - SyntaxKind[SyntaxKind["AsExpression"] = 200] = "AsExpression"; - SyntaxKind[SyntaxKind["NonNullExpression"] = 201] = "NonNullExpression"; + SyntaxKind[SyntaxKind["ArrayLiteralExpression"] = 177] = "ArrayLiteralExpression"; + SyntaxKind[SyntaxKind["ObjectLiteralExpression"] = 178] = "ObjectLiteralExpression"; + SyntaxKind[SyntaxKind["PropertyAccessExpression"] = 179] = "PropertyAccessExpression"; + SyntaxKind[SyntaxKind["ElementAccessExpression"] = 180] = "ElementAccessExpression"; + SyntaxKind[SyntaxKind["CallExpression"] = 181] = "CallExpression"; + SyntaxKind[SyntaxKind["NewExpression"] = 182] = "NewExpression"; + SyntaxKind[SyntaxKind["TaggedTemplateExpression"] = 183] = "TaggedTemplateExpression"; + SyntaxKind[SyntaxKind["TypeAssertionExpression"] = 184] = "TypeAssertionExpression"; + SyntaxKind[SyntaxKind["ParenthesizedExpression"] = 185] = "ParenthesizedExpression"; + SyntaxKind[SyntaxKind["FunctionExpression"] = 186] = "FunctionExpression"; + SyntaxKind[SyntaxKind["ArrowFunction"] = 187] = "ArrowFunction"; + SyntaxKind[SyntaxKind["DeleteExpression"] = 188] = "DeleteExpression"; + SyntaxKind[SyntaxKind["TypeOfExpression"] = 189] = "TypeOfExpression"; + SyntaxKind[SyntaxKind["VoidExpression"] = 190] = "VoidExpression"; + SyntaxKind[SyntaxKind["AwaitExpression"] = 191] = "AwaitExpression"; + SyntaxKind[SyntaxKind["PrefixUnaryExpression"] = 192] = "PrefixUnaryExpression"; + SyntaxKind[SyntaxKind["PostfixUnaryExpression"] = 193] = "PostfixUnaryExpression"; + SyntaxKind[SyntaxKind["BinaryExpression"] = 194] = "BinaryExpression"; + SyntaxKind[SyntaxKind["ConditionalExpression"] = 195] = "ConditionalExpression"; + SyntaxKind[SyntaxKind["TemplateExpression"] = 196] = "TemplateExpression"; + SyntaxKind[SyntaxKind["YieldExpression"] = 197] = "YieldExpression"; + SyntaxKind[SyntaxKind["SpreadElement"] = 198] = "SpreadElement"; + SyntaxKind[SyntaxKind["ClassExpression"] = 199] = "ClassExpression"; + SyntaxKind[SyntaxKind["OmittedExpression"] = 200] = "OmittedExpression"; + SyntaxKind[SyntaxKind["ExpressionWithTypeArguments"] = 201] = "ExpressionWithTypeArguments"; + SyntaxKind[SyntaxKind["AsExpression"] = 202] = "AsExpression"; + SyntaxKind[SyntaxKind["NonNullExpression"] = 203] = "NonNullExpression"; + SyntaxKind[SyntaxKind["MetaProperty"] = 204] = "MetaProperty"; // Misc - SyntaxKind[SyntaxKind["TemplateSpan"] = 202] = "TemplateSpan"; - SyntaxKind[SyntaxKind["SemicolonClassElement"] = 203] = "SemicolonClassElement"; + SyntaxKind[SyntaxKind["TemplateSpan"] = 205] = "TemplateSpan"; + SyntaxKind[SyntaxKind["SemicolonClassElement"] = 206] = "SemicolonClassElement"; // Element - SyntaxKind[SyntaxKind["Block"] = 204] = "Block"; - SyntaxKind[SyntaxKind["VariableStatement"] = 205] = "VariableStatement"; - SyntaxKind[SyntaxKind["EmptyStatement"] = 206] = "EmptyStatement"; - SyntaxKind[SyntaxKind["ExpressionStatement"] = 207] = "ExpressionStatement"; - SyntaxKind[SyntaxKind["IfStatement"] = 208] = "IfStatement"; - SyntaxKind[SyntaxKind["DoStatement"] = 209] = "DoStatement"; - SyntaxKind[SyntaxKind["WhileStatement"] = 210] = "WhileStatement"; - SyntaxKind[SyntaxKind["ForStatement"] = 211] = "ForStatement"; - SyntaxKind[SyntaxKind["ForInStatement"] = 212] = "ForInStatement"; - SyntaxKind[SyntaxKind["ForOfStatement"] = 213] = "ForOfStatement"; - SyntaxKind[SyntaxKind["ContinueStatement"] = 214] = "ContinueStatement"; - SyntaxKind[SyntaxKind["BreakStatement"] = 215] = "BreakStatement"; - SyntaxKind[SyntaxKind["ReturnStatement"] = 216] = "ReturnStatement"; - SyntaxKind[SyntaxKind["WithStatement"] = 217] = "WithStatement"; - SyntaxKind[SyntaxKind["SwitchStatement"] = 218] = "SwitchStatement"; - SyntaxKind[SyntaxKind["LabeledStatement"] = 219] = "LabeledStatement"; - SyntaxKind[SyntaxKind["ThrowStatement"] = 220] = "ThrowStatement"; - SyntaxKind[SyntaxKind["TryStatement"] = 221] = "TryStatement"; - SyntaxKind[SyntaxKind["DebuggerStatement"] = 222] = "DebuggerStatement"; - SyntaxKind[SyntaxKind["VariableDeclaration"] = 223] = "VariableDeclaration"; - SyntaxKind[SyntaxKind["VariableDeclarationList"] = 224] = "VariableDeclarationList"; - SyntaxKind[SyntaxKind["FunctionDeclaration"] = 225] = "FunctionDeclaration"; - SyntaxKind[SyntaxKind["ClassDeclaration"] = 226] = "ClassDeclaration"; - SyntaxKind[SyntaxKind["InterfaceDeclaration"] = 227] = "InterfaceDeclaration"; - SyntaxKind[SyntaxKind["TypeAliasDeclaration"] = 228] = "TypeAliasDeclaration"; - SyntaxKind[SyntaxKind["EnumDeclaration"] = 229] = "EnumDeclaration"; - SyntaxKind[SyntaxKind["ModuleDeclaration"] = 230] = "ModuleDeclaration"; - SyntaxKind[SyntaxKind["ModuleBlock"] = 231] = "ModuleBlock"; - SyntaxKind[SyntaxKind["CaseBlock"] = 232] = "CaseBlock"; - SyntaxKind[SyntaxKind["NamespaceExportDeclaration"] = 233] = "NamespaceExportDeclaration"; - SyntaxKind[SyntaxKind["ImportEqualsDeclaration"] = 234] = "ImportEqualsDeclaration"; - SyntaxKind[SyntaxKind["ImportDeclaration"] = 235] = "ImportDeclaration"; - SyntaxKind[SyntaxKind["ImportClause"] = 236] = "ImportClause"; - SyntaxKind[SyntaxKind["NamespaceImport"] = 237] = "NamespaceImport"; - SyntaxKind[SyntaxKind["NamedImports"] = 238] = "NamedImports"; - SyntaxKind[SyntaxKind["ImportSpecifier"] = 239] = "ImportSpecifier"; - SyntaxKind[SyntaxKind["ExportAssignment"] = 240] = "ExportAssignment"; - SyntaxKind[SyntaxKind["ExportDeclaration"] = 241] = "ExportDeclaration"; - SyntaxKind[SyntaxKind["NamedExports"] = 242] = "NamedExports"; - SyntaxKind[SyntaxKind["ExportSpecifier"] = 243] = "ExportSpecifier"; - SyntaxKind[SyntaxKind["MissingDeclaration"] = 244] = "MissingDeclaration"; + SyntaxKind[SyntaxKind["Block"] = 207] = "Block"; + SyntaxKind[SyntaxKind["VariableStatement"] = 208] = "VariableStatement"; + SyntaxKind[SyntaxKind["EmptyStatement"] = 209] = "EmptyStatement"; + SyntaxKind[SyntaxKind["ExpressionStatement"] = 210] = "ExpressionStatement"; + SyntaxKind[SyntaxKind["IfStatement"] = 211] = "IfStatement"; + SyntaxKind[SyntaxKind["DoStatement"] = 212] = "DoStatement"; + SyntaxKind[SyntaxKind["WhileStatement"] = 213] = "WhileStatement"; + SyntaxKind[SyntaxKind["ForStatement"] = 214] = "ForStatement"; + SyntaxKind[SyntaxKind["ForInStatement"] = 215] = "ForInStatement"; + SyntaxKind[SyntaxKind["ForOfStatement"] = 216] = "ForOfStatement"; + SyntaxKind[SyntaxKind["ContinueStatement"] = 217] = "ContinueStatement"; + SyntaxKind[SyntaxKind["BreakStatement"] = 218] = "BreakStatement"; + SyntaxKind[SyntaxKind["ReturnStatement"] = 219] = "ReturnStatement"; + SyntaxKind[SyntaxKind["WithStatement"] = 220] = "WithStatement"; + SyntaxKind[SyntaxKind["SwitchStatement"] = 221] = "SwitchStatement"; + SyntaxKind[SyntaxKind["LabeledStatement"] = 222] = "LabeledStatement"; + SyntaxKind[SyntaxKind["ThrowStatement"] = 223] = "ThrowStatement"; + SyntaxKind[SyntaxKind["TryStatement"] = 224] = "TryStatement"; + SyntaxKind[SyntaxKind["DebuggerStatement"] = 225] = "DebuggerStatement"; + SyntaxKind[SyntaxKind["VariableDeclaration"] = 226] = "VariableDeclaration"; + SyntaxKind[SyntaxKind["VariableDeclarationList"] = 227] = "VariableDeclarationList"; + SyntaxKind[SyntaxKind["FunctionDeclaration"] = 228] = "FunctionDeclaration"; + SyntaxKind[SyntaxKind["ClassDeclaration"] = 229] = "ClassDeclaration"; + SyntaxKind[SyntaxKind["InterfaceDeclaration"] = 230] = "InterfaceDeclaration"; + SyntaxKind[SyntaxKind["TypeAliasDeclaration"] = 231] = "TypeAliasDeclaration"; + SyntaxKind[SyntaxKind["EnumDeclaration"] = 232] = "EnumDeclaration"; + SyntaxKind[SyntaxKind["ModuleDeclaration"] = 233] = "ModuleDeclaration"; + SyntaxKind[SyntaxKind["ModuleBlock"] = 234] = "ModuleBlock"; + SyntaxKind[SyntaxKind["CaseBlock"] = 235] = "CaseBlock"; + SyntaxKind[SyntaxKind["NamespaceExportDeclaration"] = 236] = "NamespaceExportDeclaration"; + SyntaxKind[SyntaxKind["ImportEqualsDeclaration"] = 237] = "ImportEqualsDeclaration"; + SyntaxKind[SyntaxKind["ImportDeclaration"] = 238] = "ImportDeclaration"; + SyntaxKind[SyntaxKind["ImportClause"] = 239] = "ImportClause"; + SyntaxKind[SyntaxKind["NamespaceImport"] = 240] = "NamespaceImport"; + SyntaxKind[SyntaxKind["NamedImports"] = 241] = "NamedImports"; + SyntaxKind[SyntaxKind["ImportSpecifier"] = 242] = "ImportSpecifier"; + SyntaxKind[SyntaxKind["ExportAssignment"] = 243] = "ExportAssignment"; + SyntaxKind[SyntaxKind["ExportDeclaration"] = 244] = "ExportDeclaration"; + SyntaxKind[SyntaxKind["NamedExports"] = 245] = "NamedExports"; + SyntaxKind[SyntaxKind["ExportSpecifier"] = 246] = "ExportSpecifier"; + SyntaxKind[SyntaxKind["MissingDeclaration"] = 247] = "MissingDeclaration"; // Module references - SyntaxKind[SyntaxKind["ExternalModuleReference"] = 245] = "ExternalModuleReference"; + SyntaxKind[SyntaxKind["ExternalModuleReference"] = 248] = "ExternalModuleReference"; // JSX - SyntaxKind[SyntaxKind["JsxElement"] = 246] = "JsxElement"; - SyntaxKind[SyntaxKind["JsxSelfClosingElement"] = 247] = "JsxSelfClosingElement"; - SyntaxKind[SyntaxKind["JsxOpeningElement"] = 248] = "JsxOpeningElement"; - SyntaxKind[SyntaxKind["JsxClosingElement"] = 249] = "JsxClosingElement"; - SyntaxKind[SyntaxKind["JsxAttribute"] = 250] = "JsxAttribute"; - SyntaxKind[SyntaxKind["JsxSpreadAttribute"] = 251] = "JsxSpreadAttribute"; - SyntaxKind[SyntaxKind["JsxExpression"] = 252] = "JsxExpression"; + SyntaxKind[SyntaxKind["JsxElement"] = 249] = "JsxElement"; + SyntaxKind[SyntaxKind["JsxSelfClosingElement"] = 250] = "JsxSelfClosingElement"; + SyntaxKind[SyntaxKind["JsxOpeningElement"] = 251] = "JsxOpeningElement"; + SyntaxKind[SyntaxKind["JsxClosingElement"] = 252] = "JsxClosingElement"; + SyntaxKind[SyntaxKind["JsxAttribute"] = 253] = "JsxAttribute"; + SyntaxKind[SyntaxKind["JsxAttributes"] = 254] = "JsxAttributes"; + SyntaxKind[SyntaxKind["JsxSpreadAttribute"] = 255] = "JsxSpreadAttribute"; + SyntaxKind[SyntaxKind["JsxExpression"] = 256] = "JsxExpression"; // Clauses - SyntaxKind[SyntaxKind["CaseClause"] = 253] = "CaseClause"; - SyntaxKind[SyntaxKind["DefaultClause"] = 254] = "DefaultClause"; - SyntaxKind[SyntaxKind["HeritageClause"] = 255] = "HeritageClause"; - SyntaxKind[SyntaxKind["CatchClause"] = 256] = "CatchClause"; + SyntaxKind[SyntaxKind["CaseClause"] = 257] = "CaseClause"; + SyntaxKind[SyntaxKind["DefaultClause"] = 258] = "DefaultClause"; + SyntaxKind[SyntaxKind["HeritageClause"] = 259] = "HeritageClause"; + SyntaxKind[SyntaxKind["CatchClause"] = 260] = "CatchClause"; // Property assignments - SyntaxKind[SyntaxKind["PropertyAssignment"] = 257] = "PropertyAssignment"; - SyntaxKind[SyntaxKind["ShorthandPropertyAssignment"] = 258] = "ShorthandPropertyAssignment"; - SyntaxKind[SyntaxKind["SpreadAssignment"] = 259] = "SpreadAssignment"; + SyntaxKind[SyntaxKind["PropertyAssignment"] = 261] = "PropertyAssignment"; + SyntaxKind[SyntaxKind["ShorthandPropertyAssignment"] = 262] = "ShorthandPropertyAssignment"; + SyntaxKind[SyntaxKind["SpreadAssignment"] = 263] = "SpreadAssignment"; // Enum - SyntaxKind[SyntaxKind["EnumMember"] = 260] = "EnumMember"; + SyntaxKind[SyntaxKind["EnumMember"] = 264] = "EnumMember"; // Top-level nodes - SyntaxKind[SyntaxKind["SourceFile"] = 261] = "SourceFile"; + SyntaxKind[SyntaxKind["SourceFile"] = 265] = "SourceFile"; + SyntaxKind[SyntaxKind["Bundle"] = 266] = "Bundle"; // JSDoc nodes - SyntaxKind[SyntaxKind["JSDocTypeExpression"] = 262] = "JSDocTypeExpression"; + SyntaxKind[SyntaxKind["JSDocTypeExpression"] = 267] = "JSDocTypeExpression"; // The * type - SyntaxKind[SyntaxKind["JSDocAllType"] = 263] = "JSDocAllType"; + SyntaxKind[SyntaxKind["JSDocAllType"] = 268] = "JSDocAllType"; // The ? type - SyntaxKind[SyntaxKind["JSDocUnknownType"] = 264] = "JSDocUnknownType"; - SyntaxKind[SyntaxKind["JSDocArrayType"] = 265] = "JSDocArrayType"; - SyntaxKind[SyntaxKind["JSDocUnionType"] = 266] = "JSDocUnionType"; - SyntaxKind[SyntaxKind["JSDocTupleType"] = 267] = "JSDocTupleType"; - SyntaxKind[SyntaxKind["JSDocNullableType"] = 268] = "JSDocNullableType"; - SyntaxKind[SyntaxKind["JSDocNonNullableType"] = 269] = "JSDocNonNullableType"; - SyntaxKind[SyntaxKind["JSDocRecordType"] = 270] = "JSDocRecordType"; - SyntaxKind[SyntaxKind["JSDocRecordMember"] = 271] = "JSDocRecordMember"; - SyntaxKind[SyntaxKind["JSDocTypeReference"] = 272] = "JSDocTypeReference"; - SyntaxKind[SyntaxKind["JSDocOptionalType"] = 273] = "JSDocOptionalType"; - SyntaxKind[SyntaxKind["JSDocFunctionType"] = 274] = "JSDocFunctionType"; - SyntaxKind[SyntaxKind["JSDocVariadicType"] = 275] = "JSDocVariadicType"; - SyntaxKind[SyntaxKind["JSDocConstructorType"] = 276] = "JSDocConstructorType"; - SyntaxKind[SyntaxKind["JSDocThisType"] = 277] = "JSDocThisType"; - SyntaxKind[SyntaxKind["JSDocComment"] = 278] = "JSDocComment"; - SyntaxKind[SyntaxKind["JSDocTag"] = 279] = "JSDocTag"; - SyntaxKind[SyntaxKind["JSDocAugmentsTag"] = 280] = "JSDocAugmentsTag"; - SyntaxKind[SyntaxKind["JSDocParameterTag"] = 281] = "JSDocParameterTag"; - SyntaxKind[SyntaxKind["JSDocReturnTag"] = 282] = "JSDocReturnTag"; - SyntaxKind[SyntaxKind["JSDocTypeTag"] = 283] = "JSDocTypeTag"; - SyntaxKind[SyntaxKind["JSDocTemplateTag"] = 284] = "JSDocTemplateTag"; - SyntaxKind[SyntaxKind["JSDocTypedefTag"] = 285] = "JSDocTypedefTag"; - SyntaxKind[SyntaxKind["JSDocPropertyTag"] = 286] = "JSDocPropertyTag"; - SyntaxKind[SyntaxKind["JSDocTypeLiteral"] = 287] = "JSDocTypeLiteral"; - SyntaxKind[SyntaxKind["JSDocLiteralType"] = 288] = "JSDocLiteralType"; - SyntaxKind[SyntaxKind["JSDocNullKeyword"] = 289] = "JSDocNullKeyword"; - SyntaxKind[SyntaxKind["JSDocUndefinedKeyword"] = 290] = "JSDocUndefinedKeyword"; - SyntaxKind[SyntaxKind["JSDocNeverKeyword"] = 291] = "JSDocNeverKeyword"; + SyntaxKind[SyntaxKind["JSDocUnknownType"] = 269] = "JSDocUnknownType"; + SyntaxKind[SyntaxKind["JSDocNullableType"] = 270] = "JSDocNullableType"; + SyntaxKind[SyntaxKind["JSDocNonNullableType"] = 271] = "JSDocNonNullableType"; + SyntaxKind[SyntaxKind["JSDocOptionalType"] = 272] = "JSDocOptionalType"; + SyntaxKind[SyntaxKind["JSDocFunctionType"] = 273] = "JSDocFunctionType"; + SyntaxKind[SyntaxKind["JSDocVariadicType"] = 274] = "JSDocVariadicType"; + SyntaxKind[SyntaxKind["JSDocComment"] = 275] = "JSDocComment"; + SyntaxKind[SyntaxKind["JSDocTag"] = 276] = "JSDocTag"; + SyntaxKind[SyntaxKind["JSDocAugmentsTag"] = 277] = "JSDocAugmentsTag"; + SyntaxKind[SyntaxKind["JSDocClassTag"] = 278] = "JSDocClassTag"; + SyntaxKind[SyntaxKind["JSDocParameterTag"] = 279] = "JSDocParameterTag"; + SyntaxKind[SyntaxKind["JSDocReturnTag"] = 280] = "JSDocReturnTag"; + SyntaxKind[SyntaxKind["JSDocTypeTag"] = 281] = "JSDocTypeTag"; + SyntaxKind[SyntaxKind["JSDocTemplateTag"] = 282] = "JSDocTemplateTag"; + SyntaxKind[SyntaxKind["JSDocTypedefTag"] = 283] = "JSDocTypedefTag"; + SyntaxKind[SyntaxKind["JSDocPropertyTag"] = 284] = "JSDocPropertyTag"; + SyntaxKind[SyntaxKind["JSDocTypeLiteral"] = 285] = "JSDocTypeLiteral"; // Synthesized list - SyntaxKind[SyntaxKind["SyntaxList"] = 292] = "SyntaxList"; + SyntaxKind[SyntaxKind["SyntaxList"] = 286] = "SyntaxList"; // Transformation nodes - SyntaxKind[SyntaxKind["NotEmittedStatement"] = 293] = "NotEmittedStatement"; - SyntaxKind[SyntaxKind["PartiallyEmittedExpression"] = 294] = "PartiallyEmittedExpression"; - SyntaxKind[SyntaxKind["MergeDeclarationMarker"] = 295] = "MergeDeclarationMarker"; - SyntaxKind[SyntaxKind["EndOfDeclarationMarker"] = 296] = "EndOfDeclarationMarker"; + SyntaxKind[SyntaxKind["NotEmittedStatement"] = 287] = "NotEmittedStatement"; + SyntaxKind[SyntaxKind["PartiallyEmittedExpression"] = 288] = "PartiallyEmittedExpression"; + SyntaxKind[SyntaxKind["CommaListExpression"] = 289] = "CommaListExpression"; + SyntaxKind[SyntaxKind["MergeDeclarationMarker"] = 290] = "MergeDeclarationMarker"; + SyntaxKind[SyntaxKind["EndOfDeclarationMarker"] = 291] = "EndOfDeclarationMarker"; // Enum value count - SyntaxKind[SyntaxKind["Count"] = 297] = "Count"; + SyntaxKind[SyntaxKind["Count"] = 292] = "Count"; // Markers - SyntaxKind[SyntaxKind["FirstAssignment"] = 57] = "FirstAssignment"; - SyntaxKind[SyntaxKind["LastAssignment"] = 69] = "LastAssignment"; - SyntaxKind[SyntaxKind["FirstCompoundAssignment"] = 58] = "FirstCompoundAssignment"; - SyntaxKind[SyntaxKind["LastCompoundAssignment"] = 69] = "LastCompoundAssignment"; - SyntaxKind[SyntaxKind["FirstReservedWord"] = 71] = "FirstReservedWord"; - SyntaxKind[SyntaxKind["LastReservedWord"] = 106] = "LastReservedWord"; - SyntaxKind[SyntaxKind["FirstKeyword"] = 71] = "FirstKeyword"; - SyntaxKind[SyntaxKind["LastKeyword"] = 140] = "LastKeyword"; - SyntaxKind[SyntaxKind["FirstFutureReservedWord"] = 107] = "FirstFutureReservedWord"; - SyntaxKind[SyntaxKind["LastFutureReservedWord"] = 115] = "LastFutureReservedWord"; - SyntaxKind[SyntaxKind["FirstTypeNode"] = 156] = "FirstTypeNode"; - SyntaxKind[SyntaxKind["LastTypeNode"] = 171] = "LastTypeNode"; - SyntaxKind[SyntaxKind["FirstPunctuation"] = 16] = "FirstPunctuation"; - SyntaxKind[SyntaxKind["LastPunctuation"] = 69] = "LastPunctuation"; + SyntaxKind[SyntaxKind["FirstAssignment"] = 58] = "FirstAssignment"; + SyntaxKind[SyntaxKind["LastAssignment"] = 70] = "LastAssignment"; + SyntaxKind[SyntaxKind["FirstCompoundAssignment"] = 59] = "FirstCompoundAssignment"; + SyntaxKind[SyntaxKind["LastCompoundAssignment"] = 70] = "LastCompoundAssignment"; + SyntaxKind[SyntaxKind["FirstReservedWord"] = 72] = "FirstReservedWord"; + SyntaxKind[SyntaxKind["LastReservedWord"] = 107] = "LastReservedWord"; + SyntaxKind[SyntaxKind["FirstKeyword"] = 72] = "FirstKeyword"; + SyntaxKind[SyntaxKind["LastKeyword"] = 142] = "LastKeyword"; + SyntaxKind[SyntaxKind["FirstFutureReservedWord"] = 108] = "FirstFutureReservedWord"; + SyntaxKind[SyntaxKind["LastFutureReservedWord"] = 116] = "LastFutureReservedWord"; + SyntaxKind[SyntaxKind["FirstTypeNode"] = 158] = "FirstTypeNode"; + SyntaxKind[SyntaxKind["LastTypeNode"] = 173] = "LastTypeNode"; + SyntaxKind[SyntaxKind["FirstPunctuation"] = 17] = "FirstPunctuation"; + SyntaxKind[SyntaxKind["LastPunctuation"] = 70] = "LastPunctuation"; SyntaxKind[SyntaxKind["FirstToken"] = 0] = "FirstToken"; - SyntaxKind[SyntaxKind["LastToken"] = 140] = "LastToken"; + SyntaxKind[SyntaxKind["LastToken"] = 142] = "LastToken"; SyntaxKind[SyntaxKind["FirstTriviaToken"] = 2] = "FirstTriviaToken"; SyntaxKind[SyntaxKind["LastTriviaToken"] = 7] = "LastTriviaToken"; SyntaxKind[SyntaxKind["FirstLiteralToken"] = 8] = "FirstLiteralToken"; - SyntaxKind[SyntaxKind["LastLiteralToken"] = 12] = "LastLiteralToken"; - SyntaxKind[SyntaxKind["FirstTemplateToken"] = 12] = "FirstTemplateToken"; - SyntaxKind[SyntaxKind["LastTemplateToken"] = 15] = "LastTemplateToken"; - SyntaxKind[SyntaxKind["FirstBinaryOperator"] = 26] = "FirstBinaryOperator"; - SyntaxKind[SyntaxKind["LastBinaryOperator"] = 69] = "LastBinaryOperator"; - SyntaxKind[SyntaxKind["FirstNode"] = 141] = "FirstNode"; - SyntaxKind[SyntaxKind["FirstJSDocNode"] = 262] = "FirstJSDocNode"; - SyntaxKind[SyntaxKind["LastJSDocNode"] = 288] = "LastJSDocNode"; - SyntaxKind[SyntaxKind["FirstJSDocTagNode"] = 278] = "FirstJSDocTagNode"; - SyntaxKind[SyntaxKind["LastJSDocTagNode"] = 291] = "LastJSDocTagNode"; + SyntaxKind[SyntaxKind["LastLiteralToken"] = 13] = "LastLiteralToken"; + SyntaxKind[SyntaxKind["FirstTemplateToken"] = 13] = "FirstTemplateToken"; + SyntaxKind[SyntaxKind["LastTemplateToken"] = 16] = "LastTemplateToken"; + SyntaxKind[SyntaxKind["FirstBinaryOperator"] = 27] = "FirstBinaryOperator"; + SyntaxKind[SyntaxKind["LastBinaryOperator"] = 70] = "LastBinaryOperator"; + SyntaxKind[SyntaxKind["FirstNode"] = 143] = "FirstNode"; + SyntaxKind[SyntaxKind["FirstJSDocNode"] = 267] = "FirstJSDocNode"; + SyntaxKind[SyntaxKind["LastJSDocNode"] = 285] = "LastJSDocNode"; + SyntaxKind[SyntaxKind["FirstJSDocTagNode"] = 276] = "FirstJSDocTagNode"; + SyntaxKind[SyntaxKind["LastJSDocTagNode"] = 285] = "LastJSDocTagNode"; })(SyntaxKind = ts.SyntaxKind || (ts.SyntaxKind = {})); var NodeFlags; (function (NodeFlags) { @@ -392,6 +401,17 @@ var ts; NodeFlags[NodeFlags["JavaScriptFile"] = 65536] = "JavaScriptFile"; NodeFlags[NodeFlags["ThisNodeOrAnySubNodesHasError"] = 131072] = "ThisNodeOrAnySubNodesHasError"; NodeFlags[NodeFlags["HasAggregatedChildData"] = 262144] = "HasAggregatedChildData"; + // This flag will be set when the parser encounters a dynamic import expression so that module resolution + // will not have to walk the tree if the flag is not set. However, this flag is just a approximation because + // once it is set, the flag never gets cleared (hence why it's named "PossiblyContainsDynamicImport"). + // During editing, if dynamic import is removed, incremental parsing will *NOT* update this flag. This means that the tree will always be traversed + // during module resolution. However, the removal operation should not occur often and in the case of the + // removal, it is likely that users will add the import anyway. + // The advantage of this approach is its simplicity. For the case of batch compilation, + // we guarantee that users won't have to pay the price of walking the tree if a dynamic import isn't used. + /* @internal */ + NodeFlags[NodeFlags["PossiblyContainsDynamicImport"] = 524288] = "PossiblyContainsDynamicImport"; + NodeFlags[NodeFlags["JSDoc"] = 1048576] = "JSDoc"; NodeFlags[NodeFlags["BlockScoped"] = 3] = "BlockScoped"; NodeFlags[NodeFlags["ReachabilityCheckFlags"] = 384] = "ReachabilityCheckFlags"; NodeFlags[NodeFlags["ReachabilityAndEmitFlags"] = 1408] = "ReachabilityAndEmitFlags"; @@ -447,6 +467,17 @@ var ts; GeneratedIdentifierKind[GeneratedIdentifierKind["Unique"] = 3] = "Unique"; GeneratedIdentifierKind[GeneratedIdentifierKind["Node"] = 4] = "Node"; })(GeneratedIdentifierKind = ts.GeneratedIdentifierKind || (ts.GeneratedIdentifierKind = {})); + /* @internal */ + var NumericLiteralFlags; + (function (NumericLiteralFlags) { + NumericLiteralFlags[NumericLiteralFlags["None"] = 0] = "None"; + NumericLiteralFlags[NumericLiteralFlags["Scientific"] = 2] = "Scientific"; + NumericLiteralFlags[NumericLiteralFlags["Octal"] = 4] = "Octal"; + NumericLiteralFlags[NumericLiteralFlags["HexSpecifier"] = 8] = "HexSpecifier"; + NumericLiteralFlags[NumericLiteralFlags["BinarySpecifier"] = 16] = "BinarySpecifier"; + NumericLiteralFlags[NumericLiteralFlags["OctalSpecifier"] = 32] = "OctalSpecifier"; + NumericLiteralFlags[NumericLiteralFlags["BinaryOrOctalSpecifier"] = 48] = "BinaryOrOctalSpecifier"; + })(NumericLiteralFlags = ts.NumericLiteralFlags || (ts.NumericLiteralFlags = {})); var FlowFlags; (function (FlowFlags) { FlowFlags[FlowFlags["Unreachable"] = 1] = "Unreachable"; @@ -460,15 +491,24 @@ var ts; FlowFlags[FlowFlags["ArrayMutation"] = 256] = "ArrayMutation"; FlowFlags[FlowFlags["Referenced"] = 512] = "Referenced"; FlowFlags[FlowFlags["Shared"] = 1024] = "Shared"; + FlowFlags[FlowFlags["PreFinally"] = 2048] = "PreFinally"; + FlowFlags[FlowFlags["AfterFinally"] = 4096] = "AfterFinally"; FlowFlags[FlowFlags["Label"] = 12] = "Label"; FlowFlags[FlowFlags["Condition"] = 96] = "Condition"; })(FlowFlags = ts.FlowFlags || (ts.FlowFlags = {})); - var OperationCanceledException = (function () { + var OperationCanceledException = /** @class */ (function () { function OperationCanceledException() { } return OperationCanceledException; }()); ts.OperationCanceledException = OperationCanceledException; + /* @internal */ + var StructureIsReused; + (function (StructureIsReused) { + StructureIsReused[StructureIsReused["Not"] = 0] = "Not"; + StructureIsReused[StructureIsReused["SafeModules"] = 1] = "SafeModules"; + StructureIsReused[StructureIsReused["Completely"] = 2] = "Completely"; + })(StructureIsReused = ts.StructureIsReused || (ts.StructureIsReused = {})); /** Return code used by getEmitOutput function to indicate status of the function */ var ExitStatus; (function (ExitStatus) { @@ -481,20 +521,46 @@ var ts; // Diagnostics were produced and outputs were generated in spite of them. ExitStatus[ExitStatus["DiagnosticsPresent_OutputsGenerated"] = 2] = "DiagnosticsPresent_OutputsGenerated"; })(ExitStatus = ts.ExitStatus || (ts.ExitStatus = {})); + var NodeBuilderFlags; + (function (NodeBuilderFlags) { + NodeBuilderFlags[NodeBuilderFlags["None"] = 0] = "None"; + // Options + NodeBuilderFlags[NodeBuilderFlags["NoTruncation"] = 1] = "NoTruncation"; + NodeBuilderFlags[NodeBuilderFlags["WriteArrayAsGenericType"] = 2] = "WriteArrayAsGenericType"; + NodeBuilderFlags[NodeBuilderFlags["WriteTypeArgumentsOfSignature"] = 32] = "WriteTypeArgumentsOfSignature"; + NodeBuilderFlags[NodeBuilderFlags["UseFullyQualifiedType"] = 64] = "UseFullyQualifiedType"; + NodeBuilderFlags[NodeBuilderFlags["SuppressAnyReturnType"] = 256] = "SuppressAnyReturnType"; + NodeBuilderFlags[NodeBuilderFlags["WriteTypeParametersInQualifiedName"] = 512] = "WriteTypeParametersInQualifiedName"; + // Error handling + NodeBuilderFlags[NodeBuilderFlags["AllowThisInObjectLiteral"] = 1024] = "AllowThisInObjectLiteral"; + NodeBuilderFlags[NodeBuilderFlags["AllowQualifedNameInPlaceOfIdentifier"] = 2048] = "AllowQualifedNameInPlaceOfIdentifier"; + NodeBuilderFlags[NodeBuilderFlags["AllowAnonymousIdentifier"] = 8192] = "AllowAnonymousIdentifier"; + NodeBuilderFlags[NodeBuilderFlags["AllowEmptyUnionOrIntersection"] = 16384] = "AllowEmptyUnionOrIntersection"; + NodeBuilderFlags[NodeBuilderFlags["AllowEmptyTuple"] = 32768] = "AllowEmptyTuple"; + NodeBuilderFlags[NodeBuilderFlags["IgnoreErrors"] = 60416] = "IgnoreErrors"; + // State + NodeBuilderFlags[NodeBuilderFlags["InObjectTypeLiteral"] = 1048576] = "InObjectTypeLiteral"; + NodeBuilderFlags[NodeBuilderFlags["InTypeAlias"] = 8388608] = "InTypeAlias"; + })(NodeBuilderFlags = ts.NodeBuilderFlags || (ts.NodeBuilderFlags = {})); var TypeFormatFlags; (function (TypeFormatFlags) { TypeFormatFlags[TypeFormatFlags["None"] = 0] = "None"; TypeFormatFlags[TypeFormatFlags["WriteArrayAsGenericType"] = 1] = "WriteArrayAsGenericType"; - TypeFormatFlags[TypeFormatFlags["UseTypeOfFunction"] = 2] = "UseTypeOfFunction"; - TypeFormatFlags[TypeFormatFlags["NoTruncation"] = 4] = "NoTruncation"; - TypeFormatFlags[TypeFormatFlags["WriteArrowStyleSignature"] = 8] = "WriteArrowStyleSignature"; - TypeFormatFlags[TypeFormatFlags["WriteOwnNameForAnyLike"] = 16] = "WriteOwnNameForAnyLike"; - TypeFormatFlags[TypeFormatFlags["WriteTypeArgumentsOfSignature"] = 32] = "WriteTypeArgumentsOfSignature"; - TypeFormatFlags[TypeFormatFlags["InElementType"] = 64] = "InElementType"; - TypeFormatFlags[TypeFormatFlags["UseFullyQualifiedType"] = 128] = "UseFullyQualifiedType"; - TypeFormatFlags[TypeFormatFlags["InFirstTypeArgument"] = 256] = "InFirstTypeArgument"; - TypeFormatFlags[TypeFormatFlags["InTypeAlias"] = 512] = "InTypeAlias"; - TypeFormatFlags[TypeFormatFlags["UseTypeAliasValue"] = 1024] = "UseTypeAliasValue"; + TypeFormatFlags[TypeFormatFlags["UseTypeOfFunction"] = 4] = "UseTypeOfFunction"; + TypeFormatFlags[TypeFormatFlags["NoTruncation"] = 8] = "NoTruncation"; + TypeFormatFlags[TypeFormatFlags["WriteArrowStyleSignature"] = 16] = "WriteArrowStyleSignature"; + TypeFormatFlags[TypeFormatFlags["WriteOwnNameForAnyLike"] = 32] = "WriteOwnNameForAnyLike"; + TypeFormatFlags[TypeFormatFlags["WriteTypeArgumentsOfSignature"] = 64] = "WriteTypeArgumentsOfSignature"; + TypeFormatFlags[TypeFormatFlags["InElementType"] = 128] = "InElementType"; + TypeFormatFlags[TypeFormatFlags["UseFullyQualifiedType"] = 256] = "UseFullyQualifiedType"; + TypeFormatFlags[TypeFormatFlags["InFirstTypeArgument"] = 512] = "InFirstTypeArgument"; + TypeFormatFlags[TypeFormatFlags["InTypeAlias"] = 1024] = "InTypeAlias"; + TypeFormatFlags[TypeFormatFlags["SuppressAnyReturnType"] = 4096] = "SuppressAnyReturnType"; + TypeFormatFlags[TypeFormatFlags["AddUndefined"] = 8192] = "AddUndefined"; + TypeFormatFlags[TypeFormatFlags["WriteClassExpressionAsTypeLiteral"] = 16384] = "WriteClassExpressionAsTypeLiteral"; + TypeFormatFlags[TypeFormatFlags["InArrayType"] = 32768] = "InArrayType"; + TypeFormatFlags[TypeFormatFlags["UseAliasDefinedOutsideCurrentScope"] = 65536] = "UseAliasDefinedOutsideCurrentScope"; + // even though `T` can't be accessed in the current scope. })(TypeFormatFlags = ts.TypeFormatFlags || (ts.TypeFormatFlags = {})); var SymbolFormatFlags; (function (SymbolFormatFlags) { @@ -527,8 +593,7 @@ var ts; TypePredicateKind[TypePredicateKind["This"] = 0] = "This"; TypePredicateKind[TypePredicateKind["Identifier"] = 1] = "Identifier"; })(TypePredicateKind = ts.TypePredicateKind || (ts.TypePredicateKind = {})); - /** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator - * metadata */ + /** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator metadata */ /* @internal */ var TypeReferenceSerializationKind; (function (TypeReferenceSerializationKind) { @@ -573,16 +638,11 @@ var ts; SymbolFlags[SymbolFlags["TypeParameter"] = 262144] = "TypeParameter"; SymbolFlags[SymbolFlags["TypeAlias"] = 524288] = "TypeAlias"; SymbolFlags[SymbolFlags["ExportValue"] = 1048576] = "ExportValue"; - SymbolFlags[SymbolFlags["ExportType"] = 2097152] = "ExportType"; - SymbolFlags[SymbolFlags["ExportNamespace"] = 4194304] = "ExportNamespace"; - SymbolFlags[SymbolFlags["Alias"] = 8388608] = "Alias"; - SymbolFlags[SymbolFlags["Instantiated"] = 16777216] = "Instantiated"; - SymbolFlags[SymbolFlags["Merged"] = 33554432] = "Merged"; - SymbolFlags[SymbolFlags["Transient"] = 67108864] = "Transient"; - SymbolFlags[SymbolFlags["Prototype"] = 134217728] = "Prototype"; - SymbolFlags[SymbolFlags["SyntheticProperty"] = 268435456] = "SyntheticProperty"; - SymbolFlags[SymbolFlags["Optional"] = 536870912] = "Optional"; - SymbolFlags[SymbolFlags["ExportStar"] = 1073741824] = "ExportStar"; + SymbolFlags[SymbolFlags["Alias"] = 2097152] = "Alias"; + SymbolFlags[SymbolFlags["Prototype"] = 4194304] = "Prototype"; + SymbolFlags[SymbolFlags["ExportStar"] = 8388608] = "ExportStar"; + SymbolFlags[SymbolFlags["Optional"] = 16777216] = "Optional"; + SymbolFlags[SymbolFlags["Transient"] = 33554432] = "Transient"; SymbolFlags[SymbolFlags["Enum"] = 384] = "Enum"; SymbolFlags[SymbolFlags["Variable"] = 3] = "Variable"; SymbolFlags[SymbolFlags["Value"] = 107455] = "Value"; @@ -611,14 +671,13 @@ var ts; SymbolFlags[SymbolFlags["SetAccessorExcludes"] = 74687] = "SetAccessorExcludes"; SymbolFlags[SymbolFlags["TypeParameterExcludes"] = 530920] = "TypeParameterExcludes"; SymbolFlags[SymbolFlags["TypeAliasExcludes"] = 793064] = "TypeAliasExcludes"; - SymbolFlags[SymbolFlags["AliasExcludes"] = 8388608] = "AliasExcludes"; - SymbolFlags[SymbolFlags["ModuleMember"] = 8914931] = "ModuleMember"; + SymbolFlags[SymbolFlags["AliasExcludes"] = 2097152] = "AliasExcludes"; + SymbolFlags[SymbolFlags["ModuleMember"] = 2623475] = "ModuleMember"; SymbolFlags[SymbolFlags["ExportHasLocal"] = 944] = "ExportHasLocal"; SymbolFlags[SymbolFlags["HasExports"] = 1952] = "HasExports"; SymbolFlags[SymbolFlags["HasMembers"] = 6240] = "HasMembers"; SymbolFlags[SymbolFlags["BlockScoped"] = 418] = "BlockScoped"; SymbolFlags[SymbolFlags["PropertyOrAccessor"] = 98308] = "PropertyOrAccessor"; - SymbolFlags[SymbolFlags["Export"] = 7340032] = "Export"; SymbolFlags[SymbolFlags["ClassMember"] = 106500] = "ClassMember"; /* @internal */ // The set of things we consider semantically classifiable. Used to speed up the LS during @@ -626,11 +685,52 @@ var ts; SymbolFlags[SymbolFlags["Classifiable"] = 788448] = "Classifiable"; })(SymbolFlags = ts.SymbolFlags || (ts.SymbolFlags = {})); /* @internal */ + var EnumKind; + (function (EnumKind) { + EnumKind[EnumKind["Numeric"] = 0] = "Numeric"; + EnumKind[EnumKind["Literal"] = 1] = "Literal"; // Literal enum (each member has a TypeFlags.EnumLiteral type) + })(EnumKind = ts.EnumKind || (ts.EnumKind = {})); + /* @internal */ + var CheckFlags; + (function (CheckFlags) { + CheckFlags[CheckFlags["Instantiated"] = 1] = "Instantiated"; + CheckFlags[CheckFlags["SyntheticProperty"] = 2] = "SyntheticProperty"; + CheckFlags[CheckFlags["SyntheticMethod"] = 4] = "SyntheticMethod"; + CheckFlags[CheckFlags["Readonly"] = 8] = "Readonly"; + CheckFlags[CheckFlags["Partial"] = 16] = "Partial"; + CheckFlags[CheckFlags["HasNonUniformType"] = 32] = "HasNonUniformType"; + CheckFlags[CheckFlags["ContainsPublic"] = 64] = "ContainsPublic"; + CheckFlags[CheckFlags["ContainsProtected"] = 128] = "ContainsProtected"; + CheckFlags[CheckFlags["ContainsPrivate"] = 256] = "ContainsPrivate"; + CheckFlags[CheckFlags["ContainsStatic"] = 512] = "ContainsStatic"; + CheckFlags[CheckFlags["Synthetic"] = 6] = "Synthetic"; + })(CheckFlags = ts.CheckFlags || (ts.CheckFlags = {})); + var InternalSymbolName; + (function (InternalSymbolName) { + InternalSymbolName["Call"] = "__call"; + InternalSymbolName["Constructor"] = "__constructor"; + InternalSymbolName["New"] = "__new"; + InternalSymbolName["Index"] = "__index"; + InternalSymbolName["ExportStar"] = "__export"; + InternalSymbolName["Global"] = "__global"; + InternalSymbolName["Missing"] = "__missing"; + InternalSymbolName["Type"] = "__type"; + InternalSymbolName["Object"] = "__object"; + InternalSymbolName["JSXAttributes"] = "__jsxAttributes"; + InternalSymbolName["Class"] = "__class"; + InternalSymbolName["Function"] = "__function"; + InternalSymbolName["Computed"] = "__computed"; + InternalSymbolName["Resolving"] = "__resolving__"; + InternalSymbolName["ExportEquals"] = "export="; + InternalSymbolName["Default"] = "default"; + })(InternalSymbolName = ts.InternalSymbolName || (ts.InternalSymbolName = {})); + /* @internal */ var NodeCheckFlags; (function (NodeCheckFlags) { NodeCheckFlags[NodeCheckFlags["TypeChecked"] = 1] = "TypeChecked"; NodeCheckFlags[NodeCheckFlags["LexicalThis"] = 2] = "LexicalThis"; NodeCheckFlags[NodeCheckFlags["CaptureThis"] = 4] = "CaptureThis"; + NodeCheckFlags[NodeCheckFlags["CaptureNewTarget"] = 8] = "CaptureNewTarget"; NodeCheckFlags[NodeCheckFlags["SuperInstance"] = 256] = "SuperInstance"; NodeCheckFlags[NodeCheckFlags["SuperStatic"] = 512] = "SuperStatic"; NodeCheckFlags[NodeCheckFlags["ContextChecked"] = 1024] = "ContextChecked"; @@ -679,29 +779,34 @@ var ts; TypeFlags[TypeFlags["ContainsObjectLiteral"] = 4194304] = "ContainsObjectLiteral"; /* @internal */ TypeFlags[TypeFlags["ContainsAnyFunctionType"] = 8388608] = "ContainsAnyFunctionType"; + TypeFlags[TypeFlags["NonPrimitive"] = 16777216] = "NonPrimitive"; + /* @internal */ + TypeFlags[TypeFlags["JsxAttributes"] = 33554432] = "JsxAttributes"; + TypeFlags[TypeFlags["MarkerType"] = 67108864] = "MarkerType"; /* @internal */ TypeFlags[TypeFlags["Nullable"] = 6144] = "Nullable"; - TypeFlags[TypeFlags["Literal"] = 480] = "Literal"; + TypeFlags[TypeFlags["Literal"] = 224] = "Literal"; + TypeFlags[TypeFlags["Unit"] = 6368] = "Unit"; TypeFlags[TypeFlags["StringOrNumberLiteral"] = 96] = "StringOrNumberLiteral"; /* @internal */ TypeFlags[TypeFlags["DefinitelyFalsy"] = 7392] = "DefinitelyFalsy"; TypeFlags[TypeFlags["PossiblyFalsy"] = 7406] = "PossiblyFalsy"; /* @internal */ - TypeFlags[TypeFlags["Intrinsic"] = 16015] = "Intrinsic"; + TypeFlags[TypeFlags["Intrinsic"] = 16793231] = "Intrinsic"; /* @internal */ TypeFlags[TypeFlags["Primitive"] = 8190] = "Primitive"; TypeFlags[TypeFlags["StringLike"] = 262178] = "StringLike"; - TypeFlags[TypeFlags["NumberLike"] = 340] = "NumberLike"; + TypeFlags[TypeFlags["NumberLike"] = 84] = "NumberLike"; TypeFlags[TypeFlags["BooleanLike"] = 136] = "BooleanLike"; TypeFlags[TypeFlags["EnumLike"] = 272] = "EnumLike"; TypeFlags[TypeFlags["UnionOrIntersection"] = 196608] = "UnionOrIntersection"; TypeFlags[TypeFlags["StructuredType"] = 229376] = "StructuredType"; - TypeFlags[TypeFlags["StructuredOrTypeParameter"] = 507904] = "StructuredOrTypeParameter"; + TypeFlags[TypeFlags["StructuredOrTypeVariable"] = 1032192] = "StructuredOrTypeVariable"; TypeFlags[TypeFlags["TypeVariable"] = 540672] = "TypeVariable"; // 'Narrowable' types are types where narrowing actually narrows. // This *should* be every type other than null, undefined, void, and never - TypeFlags[TypeFlags["Narrowable"] = 1033215] = "Narrowable"; - TypeFlags[TypeFlags["NotUnionOrUnit"] = 33281] = "NotUnionOrUnit"; + TypeFlags[TypeFlags["Narrowable"] = 17810175] = "Narrowable"; + TypeFlags[TypeFlags["NotUnionOrUnit"] = 16810497] = "NotUnionOrUnit"; /* @internal */ TypeFlags[TypeFlags["RequiresWidening"] = 6291456] = "RequiresWidening"; /* @internal */ @@ -721,6 +826,15 @@ var ts; ObjectFlags[ObjectFlags["ObjectLiteralPatternWithComputedProperties"] = 512] = "ObjectLiteralPatternWithComputedProperties"; ObjectFlags[ObjectFlags["ClassOrInterface"] = 3] = "ClassOrInterface"; })(ObjectFlags = ts.ObjectFlags || (ts.ObjectFlags = {})); + /* @internal */ + var Variance; + (function (Variance) { + Variance[Variance["Invariant"] = 0] = "Invariant"; + Variance[Variance["Covariant"] = 1] = "Covariant"; + Variance[Variance["Contravariant"] = 2] = "Contravariant"; + Variance[Variance["Bivariant"] = 3] = "Bivariant"; + Variance[Variance["Independent"] = 4] = "Independent"; + })(Variance = ts.Variance || (ts.Variance = {})); var SignatureKind; (function (SignatureKind) { SignatureKind[SignatureKind["Call"] = 0] = "Call"; @@ -731,6 +845,34 @@ var ts; IndexKind[IndexKind["String"] = 0] = "String"; IndexKind[IndexKind["Number"] = 1] = "Number"; })(IndexKind = ts.IndexKind || (ts.IndexKind = {})); + var InferencePriority; + (function (InferencePriority) { + InferencePriority[InferencePriority["Contravariant"] = 1] = "Contravariant"; + InferencePriority[InferencePriority["NakedTypeVariable"] = 2] = "NakedTypeVariable"; + InferencePriority[InferencePriority["MappedType"] = 4] = "MappedType"; + InferencePriority[InferencePriority["ReturnType"] = 8] = "ReturnType"; + })(InferencePriority = ts.InferencePriority || (ts.InferencePriority = {})); + var InferenceFlags; + (function (InferenceFlags) { + InferenceFlags[InferenceFlags["InferUnionTypes"] = 1] = "InferUnionTypes"; + InferenceFlags[InferenceFlags["NoDefault"] = 2] = "NoDefault"; + InferenceFlags[InferenceFlags["AnyDefault"] = 4] = "AnyDefault"; + })(InferenceFlags = ts.InferenceFlags || (ts.InferenceFlags = {})); + /** + * Ternary values are defined such that + * x & y is False if either x or y is False. + * x & y is Maybe if either x or y is Maybe, but neither x or y is False. + * x & y is True if both x and y are True. + * x | y is False if both x and y are False. + * x | y is Maybe if either x or y is Maybe, but neither x or y is True. + * x | y is True if either x or y is True. + */ + var Ternary; + (function (Ternary) { + Ternary[Ternary["False"] = 0] = "False"; + Ternary[Ternary["Maybe"] = 1] = "Maybe"; + Ternary[Ternary["True"] = -1] = "True"; + })(Ternary = ts.Ternary || (ts.Ternary = {})); /* @internal */ var SpecialPropertyAssignmentKind; (function (SpecialPropertyAssignmentKind) { @@ -743,6 +885,8 @@ var ts; SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["PrototypeProperty"] = 3] = "PrototypeProperty"; /// this.name = expr SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["ThisProperty"] = 4] = "ThisProperty"; + // F.name = expr + SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["Property"] = 5] = "Property"; })(SpecialPropertyAssignmentKind = ts.SpecialPropertyAssignmentKind || (ts.SpecialPropertyAssignmentKind = {})); var DiagnosticCategory; (function (DiagnosticCategory) { @@ -763,12 +907,14 @@ var ts; ModuleKind[ModuleKind["UMD"] = 3] = "UMD"; ModuleKind[ModuleKind["System"] = 4] = "System"; ModuleKind[ModuleKind["ES2015"] = 5] = "ES2015"; + ModuleKind[ModuleKind["ESNext"] = 6] = "ESNext"; })(ModuleKind = ts.ModuleKind || (ts.ModuleKind = {})); var JsxEmit; (function (JsxEmit) { JsxEmit[JsxEmit["None"] = 0] = "None"; JsxEmit[JsxEmit["Preserve"] = 1] = "Preserve"; JsxEmit[JsxEmit["React"] = 2] = "React"; + JsxEmit[JsxEmit["ReactNative"] = 3] = "ReactNative"; })(JsxEmit = ts.JsxEmit || (ts.JsxEmit = {})); var NewLineKind; (function (NewLineKind) { @@ -782,6 +928,8 @@ var ts; ScriptKind[ScriptKind["JSX"] = 2] = "JSX"; ScriptKind[ScriptKind["TS"] = 3] = "TS"; ScriptKind[ScriptKind["TSX"] = 4] = "TSX"; + ScriptKind[ScriptKind["External"] = 5] = "External"; + ScriptKind[ScriptKind["JSON"] = 6] = "JSON"; })(ScriptKind = ts.ScriptKind || (ts.ScriptKind = {})); var ScriptTarget; (function (ScriptTarget) { @@ -940,12 +1088,12 @@ var ts; })(CharacterCodes = ts.CharacterCodes || (ts.CharacterCodes = {})); var Extension; (function (Extension) { - Extension[Extension["Ts"] = 0] = "Ts"; - Extension[Extension["Tsx"] = 1] = "Tsx"; - Extension[Extension["Dts"] = 2] = "Dts"; - Extension[Extension["Js"] = 3] = "Js"; - Extension[Extension["Jsx"] = 4] = "Jsx"; - Extension[Extension["LastTypeScriptExtension"] = 2] = "LastTypeScriptExtension"; + Extension["Ts"] = ".ts"; + Extension["Tsx"] = ".tsx"; + Extension["Dts"] = ".d.ts"; + Extension["Js"] = ".js"; + Extension["Jsx"] = ".jsx"; + Extension["Json"] = ".json"; })(Extension = ts.Extension || (ts.Extension = {})); /* @internal */ var TransformFlags; @@ -983,6 +1131,10 @@ var ts; TransformFlags[TransformFlags["ContainsBindingPattern"] = 8388608] = "ContainsBindingPattern"; TransformFlags[TransformFlags["ContainsYield"] = 16777216] = "ContainsYield"; TransformFlags[TransformFlags["ContainsHoistedDeclarationOrCompletion"] = 33554432] = "ContainsHoistedDeclarationOrCompletion"; + TransformFlags[TransformFlags["ContainsDynamicImport"] = 67108864] = "ContainsDynamicImport"; + // Please leave this as 1 << 29. + // It is the maximum bit we can set before we outgrow the size of a v8 small integer (SMI) on an x86 system. + // It is a good reminder of how much room we have left TransformFlags[TransformFlags["HasComputedFlags"] = 536870912] = "HasComputedFlags"; // Assertions // - Bitmasks that are used to assert facts about the syntax of a node and its subtree. @@ -1016,7 +1168,6 @@ var ts; TransformFlags[TransformFlags["TypeScriptClassSyntaxMask"] = 274432] = "TypeScriptClassSyntaxMask"; TransformFlags[TransformFlags["ES2015FunctionSyntaxMask"] = 163840] = "ES2015FunctionSyntaxMask"; })(TransformFlags = ts.TransformFlags || (ts.TransformFlags = {})); - /* @internal */ var EmitFlags; (function (EmitFlags) { EmitFlags[EmitFlags["SingleLine"] = 1] = "SingleLine"; @@ -1037,13 +1188,17 @@ var ts; EmitFlags[EmitFlags["HelperName"] = 4096] = "HelperName"; EmitFlags[EmitFlags["ExportName"] = 8192] = "ExportName"; EmitFlags[EmitFlags["LocalName"] = 16384] = "LocalName"; - EmitFlags[EmitFlags["Indented"] = 32768] = "Indented"; - EmitFlags[EmitFlags["NoIndentation"] = 65536] = "NoIndentation"; - EmitFlags[EmitFlags["AsyncFunctionBody"] = 131072] = "AsyncFunctionBody"; - EmitFlags[EmitFlags["ReuseTempVariableScope"] = 262144] = "ReuseTempVariableScope"; - EmitFlags[EmitFlags["CustomPrologue"] = 524288] = "CustomPrologue"; - EmitFlags[EmitFlags["NoHoisting"] = 1048576] = "NoHoisting"; - EmitFlags[EmitFlags["HasEndOfDeclarationMarker"] = 2097152] = "HasEndOfDeclarationMarker"; + EmitFlags[EmitFlags["InternalName"] = 32768] = "InternalName"; + EmitFlags[EmitFlags["Indented"] = 65536] = "Indented"; + EmitFlags[EmitFlags["NoIndentation"] = 131072] = "NoIndentation"; + EmitFlags[EmitFlags["AsyncFunctionBody"] = 262144] = "AsyncFunctionBody"; + EmitFlags[EmitFlags["ReuseTempVariableScope"] = 524288] = "ReuseTempVariableScope"; + EmitFlags[EmitFlags["CustomPrologue"] = 1048576] = "CustomPrologue"; + EmitFlags[EmitFlags["NoHoisting"] = 2097152] = "NoHoisting"; + EmitFlags[EmitFlags["HasEndOfDeclarationMarker"] = 4194304] = "HasEndOfDeclarationMarker"; + EmitFlags[EmitFlags["Iterator"] = 8388608] = "Iterator"; + EmitFlags[EmitFlags["NoAsciiEscaping"] = 16777216] = "NoAsciiEscaping"; + /*@internal*/ EmitFlags[EmitFlags["TypeScriptClassWrapper"] = 33554432] = "TypeScriptClassWrapper"; })(EmitFlags = ts.EmitFlags || (ts.EmitFlags = {})); /** * Used by the checker, this enum keeps track of external emit helpers that should be type @@ -1060,17 +1215,36 @@ var ts; ExternalEmitHelpers[ExternalEmitHelpers["Param"] = 32] = "Param"; ExternalEmitHelpers[ExternalEmitHelpers["Awaiter"] = 64] = "Awaiter"; ExternalEmitHelpers[ExternalEmitHelpers["Generator"] = 128] = "Generator"; + ExternalEmitHelpers[ExternalEmitHelpers["Values"] = 256] = "Values"; + ExternalEmitHelpers[ExternalEmitHelpers["Read"] = 512] = "Read"; + ExternalEmitHelpers[ExternalEmitHelpers["Spread"] = 1024] = "Spread"; + ExternalEmitHelpers[ExternalEmitHelpers["Await"] = 2048] = "Await"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncGenerator"] = 4096] = "AsyncGenerator"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncDelegator"] = 8192] = "AsyncDelegator"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncValues"] = 16384] = "AsyncValues"; + ExternalEmitHelpers[ExternalEmitHelpers["ExportStar"] = 32768] = "ExportStar"; + ExternalEmitHelpers[ExternalEmitHelpers["MakeTemplateObject"] = 65536] = "MakeTemplateObject"; ExternalEmitHelpers[ExternalEmitHelpers["FirstEmitHelper"] = 1] = "FirstEmitHelper"; - ExternalEmitHelpers[ExternalEmitHelpers["LastEmitHelper"] = 128] = "LastEmitHelper"; + ExternalEmitHelpers[ExternalEmitHelpers["LastEmitHelper"] = 65536] = "LastEmitHelper"; + // Helpers included by ES2015 for..of + ExternalEmitHelpers[ExternalEmitHelpers["ForOfIncludes"] = 256] = "ForOfIncludes"; + // Helpers included by ES2017 for..await..of + ExternalEmitHelpers[ExternalEmitHelpers["ForAwaitOfIncludes"] = 16384] = "ForAwaitOfIncludes"; + // Helpers included by ES2017 async generators + ExternalEmitHelpers[ExternalEmitHelpers["AsyncGeneratorIncludes"] = 6144] = "AsyncGeneratorIncludes"; + // Helpers included by yield* in ES2017 async generators + ExternalEmitHelpers[ExternalEmitHelpers["AsyncDelegatorIncludes"] = 26624] = "AsyncDelegatorIncludes"; + // Helpers included by ES2015 spread + ExternalEmitHelpers[ExternalEmitHelpers["SpreadIncludes"] = 1536] = "SpreadIncludes"; })(ExternalEmitHelpers = ts.ExternalEmitHelpers || (ts.ExternalEmitHelpers = {})); - /* @internal */ - var EmitContext; - (function (EmitContext) { - EmitContext[EmitContext["SourceFile"] = 0] = "SourceFile"; - EmitContext[EmitContext["Expression"] = 1] = "Expression"; - EmitContext[EmitContext["IdentifierName"] = 2] = "IdentifierName"; - EmitContext[EmitContext["Unspecified"] = 3] = "Unspecified"; - })(EmitContext = ts.EmitContext || (ts.EmitContext = {})); + var EmitHint; + (function (EmitHint) { + EmitHint[EmitHint["SourceFile"] = 0] = "SourceFile"; + EmitHint[EmitHint["Expression"] = 1] = "Expression"; + EmitHint[EmitHint["IdentifierName"] = 2] = "IdentifierName"; + EmitHint[EmitHint["MappedTypeParameter"] = 3] = "MappedTypeParameter"; + EmitHint[EmitHint["Unspecified"] = 4] = "Unspecified"; + })(EmitHint = ts.EmitHint || (ts.EmitHint = {})); })(ts || (ts = {})); /*@internal*/ var ts; @@ -1098,8 +1272,8 @@ var ts; */ function mark(markName) { if (enabled) { - marks[markName] = ts.timestamp(); - counts[markName] = (counts[markName] || 0) + 1; + marks.set(markName, ts.timestamp()); + counts.set(markName, (counts.get(markName) || 0) + 1); profilerEvent(markName); } } @@ -1115,9 +1289,9 @@ var ts; */ function measure(measureName, startMarkName, endMarkName) { if (enabled) { - var end = endMarkName && marks[endMarkName] || ts.timestamp(); - var start = startMarkName && marks[startMarkName] || profilerStart; - measures[measureName] = (measures[measureName] || 0) + (end - start); + var end = endMarkName && marks.get(endMarkName) || ts.timestamp(); + var start = startMarkName && marks.get(startMarkName) || profilerStart; + measures.set(measureName, (measures.get(measureName) || 0) + (end - start)); } } performance.measure = measure; @@ -1127,7 +1301,7 @@ var ts; * @param markName The name of the mark. */ function getCount(markName) { - return counts && counts[markName] || 0; + return counts && counts.get(markName) || 0; } performance.getCount = getCount; /** @@ -1136,7 +1310,7 @@ var ts; * @param measureName The name of the measure whose durations should be accumulated. */ function getDuration(measureName) { - return measures && measures[measureName] || 0; + return measures && measures.get(measureName) || 0; } performance.getDuration = getDuration; /** @@ -1145,9 +1319,9 @@ var ts; * @param cb The action to perform for each measure */ function forEachMeasure(cb) { - for (var key in measures) { - cb(key, measures[key]); - } + measures.forEach(function (measure, key) { + cb(key, measure); + }); } performance.forEachMeasure = forEachMeasure; /** Enables (and resets) performance measurements for the compiler. */ @@ -1170,90 +1344,140 @@ var ts; /// var ts; (function (ts) { + // WARNING: The script `configureNightly.ts` uses a regexp to parse out these values. + // If changing the text in this section, be sure to test `configureNightly` too. + ts.versionMajorMinor = "2.6"; /** The version of the TypeScript compiler release */ - ts.version = "2.1.5"; + ts.version = ts.versionMajorMinor + ".1"; +})(ts || (ts = {})); +(function (ts) { + function isExternalModuleNameRelative(moduleName) { + // TypeScript 1.0 spec (April 2014): 11.2.1 + // An external module name is "relative" if the first term is "." or "..". + // Update: We also consider a path like `C:\foo.ts` "relative" because we do not search for it in `node_modules` or treat it as an ambient module. + return ts.pathIsRelative(moduleName) || ts.isRootedDiskPath(moduleName); + } + ts.isExternalModuleNameRelative = isExternalModuleNameRelative; })(ts || (ts = {})); /* @internal */ (function (ts) { - /** - * Ternary values are defined such that - * x & y is False if either x or y is False. - * x & y is Maybe if either x or y is Maybe, but neither x or y is False. - * x & y is True if both x and y are True. - * x | y is False if both x and y are False. - * x | y is Maybe if either x or y is Maybe, but neither x or y is True. - * x | y is True if either x or y is True. - */ - var Ternary; - (function (Ternary) { - Ternary[Ternary["False"] = 0] = "False"; - Ternary[Ternary["Maybe"] = 1] = "Maybe"; - Ternary[Ternary["True"] = -1] = "True"; - })(Ternary = ts.Ternary || (ts.Ternary = {})); - var createObject = Object.create; // More efficient to create a collator once and use its `compare` than to call `a.localeCompare(b)` many times. - ts.collator = typeof Intl === "object" && typeof Intl.Collator === "function" ? new Intl.Collator() : undefined; - function createMap(template) { - var map = createObject(null); // tslint:disable-line:no-null-keyword + ts.collator = typeof Intl === "object" && typeof Intl.Collator === "function" ? new Intl.Collator(/*locales*/ undefined, { usage: "sort", sensitivity: "accent" }) : undefined; + // Intl is missing in Safari, and node 0.10 treats "a" as greater than "B". + ts.localeCompareIsCorrect = ts.collator && ts.collator.compare("a", "B") < 0; + /** Create a MapLike with good performance. */ + function createDictionaryObject() { + var map = Object.create(/*prototype*/ null); // tslint:disable-line:no-null-keyword // Using 'delete' on an object causes V8 to put the object in dictionary mode. // This disables creation of hidden classes, which are expensive when an object is // constantly changing shape. - map["__"] = undefined; - delete map["__"]; - // Copies keys/values from template. Note that for..in will not throw if - // template is undefined, and instead will just exit the loop. - for (var key in template) - if (hasOwnProperty.call(template, key)) { - map[key] = template[key]; - } + map.__ = undefined; + delete map.__; return map; } + /** Create a new map. If a template object is provided, the map will copy entries from it. */ + function createMap() { + return new MapCtr(); + } ts.createMap = createMap; - function createFileMap(keyMapper) { - var files = createMap(); - return { - get: get, - set: set, - contains: contains, - remove: remove, - forEachValue: forEachValueInMap, - getKeys: getKeys, - clear: clear, - }; - function forEachValueInMap(f) { - for (var key in files) { - f(key, files[key]); + /** Create a new escaped identifier map. */ + function createUnderscoreEscapedMap() { + return new MapCtr(); + } + ts.createUnderscoreEscapedMap = createUnderscoreEscapedMap; + function createSymbolTable(symbols) { + var result = createMap(); + if (symbols) { + for (var _i = 0, symbols_1 = symbols; _i < symbols_1.length; _i++) { + var symbol = symbols_1[_i]; + result.set(symbol.escapedName, symbol); } } - function getKeys() { - var keys = []; - for (var key in files) { - keys.push(key); + return result; + } + ts.createSymbolTable = createSymbolTable; + function createMapFromTemplate(template) { + var map = new MapCtr(); + // Copies keys/values from template. Note that for..in will not throw if + // template is undefined, and instead will just exit the loop. + for (var key in template) { + if (hasOwnProperty.call(template, key)) { + map.set(key, template[key]); } - return keys; - } - // path should already be well-formed so it does not need to be normalized - function get(path) { - return files[toKey(path)]; - } - function set(path, value) { - files[toKey(path)] = value; - } - function contains(path) { - return toKey(path) in files; - } - function remove(path) { - var key = toKey(path); - delete files[key]; - } - function clear() { - files = createMap(); - } - function toKey(path) { - return keyMapper ? keyMapper(path) : path; } + return map; + } + ts.createMapFromTemplate = createMapFromTemplate; + // Internet Explorer's Map doesn't support iteration, so don't use it. + // tslint:disable-next-line:no-in-operator + var MapCtr = typeof Map !== "undefined" && "entries" in Map.prototype ? Map : shimMap(); + // Keep the class inside a function so it doesn't get compiled if it's not used. + function shimMap() { + var MapIterator = /** @class */ (function () { + function MapIterator(data, selector) { + this.index = 0; + this.data = data; + this.selector = selector; + this.keys = Object.keys(data); + } + MapIterator.prototype.next = function () { + var index = this.index; + if (index < this.keys.length) { + this.index++; + return { value: this.selector(this.data, this.keys[index]), done: false }; + } + return { value: undefined, done: true }; + }; + return MapIterator; + }()); + return /** @class */ (function () { + function class_1() { + this.data = createDictionaryObject(); + this.size = 0; + } + class_1.prototype.get = function (key) { + return this.data[key]; + }; + class_1.prototype.set = function (key, value) { + if (!this.has(key)) { + this.size++; + } + this.data[key] = value; + return this; + }; + class_1.prototype.has = function (key) { + // tslint:disable-next-line:no-in-operator + return key in this.data; + }; + class_1.prototype.delete = function (key) { + if (this.has(key)) { + this.size--; + delete this.data[key]; + return true; + } + return false; + }; + class_1.prototype.clear = function () { + this.data = createDictionaryObject(); + this.size = 0; + }; + class_1.prototype.keys = function () { + return new MapIterator(this.data, function (_data, key) { return key; }); + }; + class_1.prototype.values = function () { + return new MapIterator(this.data, function (data, key) { return data[key]; }); + }; + class_1.prototype.entries = function () { + return new MapIterator(this.data, function (data, key) { return [key, data[key]]; }); + }; + class_1.prototype.forEach = function (action) { + for (var key in this.data) { + action(this.data[key], key); + } + }; + return class_1; + }()); } - ts.createFileMap = createFileMap; function toPath(fileName, basePath, getCanonicalFileName) { var nonCanonicalizedPath = isRootedDiskPath(fileName) ? normalizePath(fileName) @@ -1267,6 +1491,10 @@ var ts; Comparison[Comparison["EqualTo"] = 0] = "EqualTo"; Comparison[Comparison["GreaterThan"] = 1] = "GreaterThan"; })(Comparison = ts.Comparison || (ts.Comparison = {})); + function length(array) { + return array ? array.length : 0; + } + ts.length = length; /** * Iterates through 'array' by index and performs the callback on each element of array until the callback * returns a truthy value, then returns that value. @@ -1274,7 +1502,7 @@ var ts; */ function forEach(array, callback) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var result = callback(array[i], i); if (result) { return result; @@ -1284,13 +1512,49 @@ var ts; return undefined; } ts.forEach = forEach; + /** Like `forEach`, but suitable for use with numbers and strings (which may be falsy). */ + function firstDefined(array, callback) { + for (var i = 0; i < array.length; i++) { + var result = callback(array[i], i); + if (result !== undefined) { + return result; + } + } + return undefined; + } + ts.firstDefined = firstDefined; + function findAncestor(node, callback) { + while (node) { + var result = callback(node); + if (result === "quit") { + return undefined; + } + else if (result) { + return node; + } + node = node.parent; + } + return undefined; + } + ts.findAncestor = findAncestor; function zipWith(arrayA, arrayB, callback) { + var result = []; Debug.assert(arrayA.length === arrayB.length); for (var i = 0; i < arrayA.length; i++) { - callback(arrayA[i], arrayB[i], i); + result.push(callback(arrayA[i], arrayB[i], i)); } + return result; } ts.zipWith = zipWith; + function zipToMap(keys, values) { + Debug.assert(keys.length === values.length); + var map = createMap(); + for (var i = 0; i < keys.length; ++i) { + map.set(keys[i], values[i]); + } + return map; + } + ts.zipToMap = zipToMap; /** * Iterates through `array` by index and performs the callback on each element of array until the callback * returns a falsey value, then returns false. @@ -1298,7 +1562,7 @@ var ts; */ function every(array, callback) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { if (!callback(array[i], i)) { return false; } @@ -1307,9 +1571,8 @@ var ts; return true; } ts.every = every; - /** Works like Array.prototype.find, returning `undefined` if no element satisfying the predicate is found. */ function find(array, predicate) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var value = array[i]; if (predicate(value, i)) { return value; @@ -1318,12 +1581,32 @@ var ts; return undefined; } ts.find = find; + function findLast(array, predicate) { + for (var i = array.length - 1; i >= 0; i--) { + var value = array[i]; + if (predicate(value, i)) { + return value; + } + } + return undefined; + } + ts.findLast = findLast; + /** Works like Array.prototype.findIndex, returning `-1` if no element satisfying the predicate is found. */ + function findIndex(array, predicate) { + for (var i = 0; i < array.length; i++) { + if (predicate(array[i], i)) { + return i; + } + } + return -1; + } + ts.findIndex = findIndex; /** * Returns the first truthy result of `callback`, or else fails. * This is like `forEach`, but never returns undefined. */ function findMap(array, callback) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var result = callback(array[i], i); if (result) { return result; @@ -1346,7 +1629,7 @@ var ts; ts.contains = contains; function indexOf(array, value) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { if (array[i] === value) { return i; } @@ -1356,7 +1639,7 @@ var ts; } ts.indexOf = indexOf; function indexOfAnyCharCode(text, charCodes, start) { - for (var i = start || 0, len = text.length; i < len; i++) { + for (var i = start || 0; i < text.length; i++) { if (contains(charCodes, text.charCodeAt(i))) { return i; } @@ -1399,34 +1682,21 @@ var ts; return array; } ts.filter = filter; - function removeWhere(array, f) { - var outIndex = 0; - for (var _i = 0, array_2 = array; _i < array_2.length; _i++) { - var item = array_2[_i]; - if (!f(item)) { - array[outIndex] = item; - outIndex++; - } - } - if (outIndex !== array.length) { - array.length = outIndex; - return true; - } - return false; - } - ts.removeWhere = removeWhere; function filterMutate(array, f) { var outIndex = 0; - for (var _i = 0, array_3 = array; _i < array_3.length; _i++) { - var item = array_3[_i]; - if (f(item)) { - array[outIndex] = item; + for (var i = 0; i < array.length; i++) { + if (f(array[i], i, array)) { + array[outIndex] = array[i]; outIndex++; } } array.length = outIndex; } ts.filterMutate = filterMutate; + function clear(array) { + array.length = 0; + } + ts.clear = clear; function map(array, f) { var result; if (array) { @@ -1438,7 +1708,6 @@ var ts; return result; } ts.map = map; - // Maps from T to T and avoids allocation if all elements map to themselves function sameMap(array, f) { var result; if (array) { @@ -1468,8 +1737,8 @@ var ts; var result; if (array) { result = []; - for (var _i = 0, array_4 = array; _i < array_4.length; _i++) { - var v = array_4[_i]; + for (var _i = 0, array_2 = array; _i < array_2.length; _i++) { + var v = array_2[_i]; if (v) { if (isArray(v)) { addRange(result, v); @@ -1508,6 +1777,75 @@ var ts; return result; } ts.flatMap = flatMap; + function flatMapIter(iter, mapfn) { + var result = []; + while (true) { + var _a = iter.next(), value = _a.value, done = _a.done; + if (done) + break; + var res = mapfn(value); + if (res) { + if (isArray(res)) { + result.push.apply(result, res); + } + else { + result.push(res); + } + } + } + return result; + } + ts.flatMapIter = flatMapIter; + function sameFlatMap(array, mapfn) { + var result; + if (array) { + for (var i = 0; i < array.length; i++) { + var item = array[i]; + var mapped = mapfn(item, i); + if (result || item !== mapped || isArray(mapped)) { + if (!result) { + result = array.slice(0, i); + } + if (isArray(mapped)) { + addRange(result, mapped); + } + else { + result.push(mapped); + } + } + } + } + return result || array; + } + ts.sameFlatMap = sameFlatMap; + function mapDefined(array, mapFn) { + var result = []; + if (array) { + for (var i = 0; i < array.length; i++) { + var item = array[i]; + var mapped = mapFn(item, i); + if (mapped !== undefined) { + result.push(mapped); + } + } + } + return result; + } + ts.mapDefined = mapDefined; + function mapDefinedIter(iter, mapFn) { + var result = []; + while (true) { + var _a = iter.next(), value = _a.value, done = _a.done; + if (done) + break; + var res = mapFn(value); + if (res !== undefined) { + result.push(res); + } + } + return result; + } + ts.mapDefinedIter = mapDefinedIter; /** * Computes the first matching span of elements and returns a tuple of the first span * and the remaining elements. @@ -1566,26 +1904,23 @@ var ts; return result; } ts.spanMap = spanMap; - function mapObject(object, f) { - var result; - if (object) { - result = {}; - for (var _i = 0, _a = getOwnKeys(object); _i < _a.length; _i++) { - var v = _a[_i]; - var _b = f(v, object[v]) || [undefined, undefined], key = _b[0], value = _b[1]; - if (key !== undefined) { - result[key] = value; - } - } + function mapEntries(map, f) { + if (!map) { + return undefined; } + var result = createMap(); + map.forEach(function (value, key) { + var _a = f(key, value), newKey = _a[0], newValue = _a[1]; + result.set(newKey, newValue); + }); return result; } - ts.mapObject = mapObject; + ts.mapEntries = mapEntries; function some(array, predicate) { if (array) { if (predicate) { - for (var _i = 0, array_5 = array; _i < array_5.length; _i++) { - var v = array_5[_i]; + for (var _i = 0, array_3 = array; _i < array_3.length; _i++) { + var v = array_3[_i]; if (predicate(v)) { return true; } @@ -1611,8 +1946,8 @@ var ts; var result; if (array) { result = []; - loop: for (var _i = 0, array_6 = array; _i < array_6.length; _i++) { - var item = array_6[_i]; + loop: for (var _i = 0, array_4 = array; _i < array_4.length; _i++) { + var item = array_4[_i]; for (var _a = 0, result_1 = result; _a < result_1.length; _a++) { var res = result_1[_a]; if (areEqual ? areEqual(res, item) : res === item) { @@ -1660,9 +1995,6 @@ var ts; !equalOwnProperties(oldOptions.paths, newOptions.paths); } ts.changesAffectModuleResolution = changesAffectModuleResolution; - /** - * Compacts an array, removing any falsey elements. - */ function compact(array) { var result; if (array) { @@ -1708,8 +2040,9 @@ var ts; ts.relativeComplement = relativeComplement; function sum(array, prop) { var result = 0; - for (var _i = 0, array_7 = array; _i < array_7.length; _i++) { - var v = array_7[_i]; + for (var _i = 0, array_5 = array; _i < array_5.length; _i++) { + var v = array_5[_i]; + // Note: we need the following type assertion because of GH #17069 result += v[prop]; } return result; @@ -1732,6 +2065,13 @@ var ts; return to; } ts.append = append; + /** + * Gets the actual offset into an array for a relative offset. Negative offsets indicate a + * position offset from the end of the array. + */ + function toOffset(array, offset) { + return offset < 0 ? array.length + offset : offset; + } /** * Appends a range of value to an array, returning the array. * @@ -1739,17 +2079,51 @@ var ts; * is created if `value` was appended. * @param from The values to append to the array. If `from` is `undefined`, nothing is * appended. If an element of `from` is `undefined`, that element is not appended. + * @param start The offset in `from` at which to start copying values. + * @param end The offset in `from` at which to stop copying values (non-inclusive). */ - function addRange(to, from) { - if (from === undefined) + function addRange(to, from, start, end) { + if (from === undefined || from.length === 0) return to; - for (var _i = 0, from_1 = from; _i < from_1.length; _i++) { - var v = from_1[_i]; - to = append(to, v); + if (to === undefined) + return from.slice(start, end); + start = start === undefined ? 0 : toOffset(from, start); + end = end === undefined ? from.length : toOffset(from, end); + for (var i = start; i < end && i < from.length; i++) { + var v = from[i]; + if (v !== undefined) { + to.push(from[i]); + } } return to; } ts.addRange = addRange; + /** + * @return Whether the value was added. + */ + function pushIfUnique(array, toAdd) { + if (contains(array, toAdd)) { + return false; + } + else { + array.push(toAdd); + return true; + } + } + ts.pushIfUnique = pushIfUnique; + /** + * Unlike `pushIfUnique`, this can take `undefined` as an input, and returns a new array. + */ + function appendIfUnique(array, toAdd) { + if (array) { + pushIfUnique(array, toAdd); + return array; + } + else { + return [toAdd]; + } + } + ts.appendIfUnique = appendIfUnique; /** * Stable sort of an array. Elements equal to each other maintain their relative position in the array. */ @@ -1771,24 +2145,44 @@ var ts; return true; } ts.rangeEquals = rangeEquals; + /** + * Returns the element at a specific offset in an array if non-empty, `undefined` otherwise. + * A negative offset indicates the element should be retrieved from the end of the array. + */ + function elementAt(array, offset) { + if (array) { + offset = toOffset(array, offset); + if (offset < array.length) { + return array[offset]; + } + } + return undefined; + } + ts.elementAt = elementAt; /** * Returns the first element of an array if non-empty, `undefined` otherwise. */ function firstOrUndefined(array) { - return array && array.length > 0 - ? array[0] - : undefined; + return elementAt(array, 0); } ts.firstOrUndefined = firstOrUndefined; + function first(array) { + Debug.assert(array.length !== 0); + return array[0]; + } + ts.first = first; /** * Returns the last element of an array if non-empty, `undefined` otherwise. */ function lastOrUndefined(array) { - return array && array.length > 0 - ? array[array.length - 1] - : undefined; + return elementAt(array, -1); } ts.lastOrUndefined = lastOrUndefined; + function last(array) { + Debug.assert(array.length !== 0); + return array[array.length - 1]; + } + ts.last = last; /** * Returns the only element of an array if it contains only one element, `undefined` otherwise. */ @@ -1798,10 +2192,6 @@ var ts; : undefined; } ts.singleOrUndefined = singleOrUndefined; - /** - * Returns the only element of an array if it contains only one element; otheriwse, returns the - * array. - */ function singleOrMany(array) { return array && array.length === 1 ? array[0] @@ -1898,9 +2288,6 @@ var ts; /** * Indicates whether a map-like contains an own property with the specified key. * - * NOTE: This is intended for use only with MapLike objects. For Map objects, use - * the 'in' operator. - * * @param map A map-like. * @param key A property key. */ @@ -1911,9 +2298,6 @@ var ts; /** * Gets the value of an owned property in a map-like. * - * NOTE: This is intended for use only with MapLike objects. For Map objects, use - * an indexer. - * * @param map A map-like. * @param key A property key. */ @@ -1923,71 +2307,67 @@ var ts; ts.getProperty = getProperty; /** * Gets the owned, enumerable property keys of a map-like. - * - * NOTE: This is intended for use with MapLike objects. For Map objects, use - * Object.keys instead as it offers better performance. - * - * @param map A map-like. */ function getOwnKeys(map) { var keys = []; - for (var key in map) + for (var key in map) { if (hasOwnProperty.call(map, key)) { keys.push(key); } + } return keys; } ts.getOwnKeys = getOwnKeys; - /** - * Enumerates the properties of a Map, invoking a callback and returning the first truthy result. - * - * @param map A map for which properties should be enumerated. - * @param callback A callback to invoke for each property. - */ - function forEachProperty(map, callback) { - var result; - for (var key in map) { - if (result = callback(map[key], key)) - break; + function getOwnValues(sparseArray) { + var values = []; + for (var key in sparseArray) { + if (hasOwnProperty.call(sparseArray, key)) { + values.push(sparseArray[key]); + } + } + return values; + } + ts.getOwnValues = getOwnValues; + function arrayFrom(iterator, map) { + var result = []; + for (var _a = iterator.next(), value = _a.value, done = _a.done; !done; _b = iterator.next(), value = _b.value, done = _b.done, _b) { + result.push(map ? map(value) : value); } return result; + var _b; } - ts.forEachProperty = forEachProperty; - /** - * Returns true if a Map has some matching property. - * - * @param map A map whose properties should be tested. - * @param predicate An optional callback used to test each property. - */ - function someProperties(map, predicate) { - for (var key in map) { - if (!predicate || predicate(map[key], key)) - return true; + ts.arrayFrom = arrayFrom; + function forEachEntry(map, callback) { + var iterator = map.entries(); + for (var _a = iterator.next(), pair = _a.value, done = _a.done; !done; _b = iterator.next(), pair = _b.value, done = _b.done, _b) { + var key = pair[0], value = pair[1]; + var result = callback(value, key); + if (result) { + return result; + } } - return false; + return undefined; + var _b; } - ts.someProperties = someProperties; - /** - * Performs a shallow copy of the properties from a source Map to a target MapLike - * - * @param source A map from which properties should be copied. - * @param target A map to which properties should be copied. - */ - function copyProperties(source, target) { - for (var key in source) { - target[key] = source[key]; + ts.forEachEntry = forEachEntry; + function forEachKey(map, callback) { + var iterator = map.keys(); + for (var _a = iterator.next(), key = _a.value, done = _a.done; !done; _b = iterator.next(), key = _b.value, done = _b.done, _b) { + var result = callback(key); + if (result) { + return result; + } } + return undefined; + var _b; } - ts.copyProperties = copyProperties; - function appendProperty(map, key, value) { - if (key === undefined || value === undefined) - return map; - if (map === undefined) - map = createMap(); - map[key] = value; - return map; + ts.forEachKey = forEachKey; + function copyEntries(source, target) { + source.forEach(function (value, key) { + target.set(key, value); + }); } - ts.appendProperty = appendProperty; + ts.copyEntries = copyEntries; function assign(t) { var args = []; for (var _i = 1; _i < arguments.length; _i++) { @@ -1995,32 +2375,15 @@ var ts; } for (var _a = 0, args_1 = args; _a < args_1.length; _a++) { var arg = args_1[_a]; - for (var _b = 0, _c = getOwnKeys(arg); _b < _c.length; _b++) { - var p = _c[_b]; - t[p] = arg[p]; + for (var p in arg) { + if (hasProperty(arg, p)) { + t[p] = arg[p]; + } } } return t; } ts.assign = assign; - /** - * Reduce the properties of a map. - * - * NOTE: This is intended for use with Map objects. For MapLike objects, use - * reduceOwnProperties instead as it offers better runtime safety. - * - * @param map The map to reduce - * @param callback An aggregation function that is called for each entry in the map - * @param initial The initial value for the reduction. - */ - function reduceProperties(map, callback, initial) { - var result = initial; - for (var key in map) { - result = callback(result, map[key], String(key)); - } - return result; - } - ts.reduceProperties = reduceProperties; /** * Performs a shallow equality comparison of the contents of two map-likes. * @@ -2032,42 +2395,48 @@ var ts; return true; if (!left || !right) return false; - for (var key in left) + for (var key in left) { if (hasOwnProperty.call(left, key)) { if (!hasOwnProperty.call(right, key) === undefined) return false; if (equalityComparer ? !equalityComparer(left[key], right[key]) : left[key] !== right[key]) return false; } - for (var key in right) + } + for (var key in right) { if (hasOwnProperty.call(right, key)) { if (!hasOwnProperty.call(left, key)) return false; } + } return true; } ts.equalOwnProperties = equalOwnProperties; function arrayToMap(array, makeKey, makeValue) { var result = createMap(); - for (var _i = 0, array_8 = array; _i < array_8.length; _i++) { - var value = array_8[_i]; - result[makeKey(value)] = makeValue ? makeValue(value) : value; + for (var _i = 0, array_6 = array; _i < array_6.length; _i++) { + var value = array_6[_i]; + result.set(makeKey(value), makeValue ? makeValue(value) : value); } return result; } ts.arrayToMap = arrayToMap; - function isEmpty(map) { - for (var id in map) { - if (hasProperty(map, id)) { - return false; - } + function arrayToNumericMap(array, makeKey) { + var result = []; + for (var _i = 0, array_7 = array; _i < array_7.length; _i++) { + var value = array_7[_i]; + result[makeKey(value)] = value; } - return true; + return result; + } + ts.arrayToNumericMap = arrayToNumericMap; + function arrayToSet(array, makeKey) { + return arrayToMap(array, makeKey || (function (s) { return s; }), function () { return true; }); } - ts.isEmpty = isEmpty; + ts.arrayToSet = arrayToSet; function cloneMap(map) { var clone = createMap(); - copyProperties(map, clone); + copyEntries(map, clone); return clone; } ts.cloneMap = cloneMap; @@ -2083,47 +2452,45 @@ var ts; ts.clone = clone; function extend(first, second) { var result = {}; - for (var id in second) + for (var id in second) { if (hasOwnProperty.call(second, id)) { result[id] = second[id]; } - for (var id in first) + } + for (var id in first) { if (hasOwnProperty.call(first, id)) { result[id] = first[id]; } + } return result; } ts.extend = extend; - /** - * Adds the value to an array of values associated with the key, and returns the array. - * Creates the array if it does not already exist. - */ - function multiMapAdd(map, key, value) { - var values = map[key]; + function createMultiMap() { + var map = createMap(); + map.add = multiMapAdd; + map.remove = multiMapRemove; + return map; + } + ts.createMultiMap = createMultiMap; + function multiMapAdd(key, value) { + var values = this.get(key); if (values) { values.push(value); - return values; } else { - return map[key] = [value]; + this.set(key, values = [value]); } + return values; } - ts.multiMapAdd = multiMapAdd; - /** - * Removes a value from an array of values associated with the key. - * Does not preserve the order of those values. - * Does nothing if `key` is not in `map`, or `value` is not in `map[key]`. - */ - function multiMapRemove(map, key, value) { - var values = map[key]; + function multiMapRemove(key, value) { + var values = this.get(key); if (values) { unorderedRemoveItem(values, value); if (!values.length) { - delete map[key]; + this.delete(key); } } } - ts.multiMapRemove = multiMapRemove; /** * Tests whether a value is an array. */ @@ -2131,9 +2498,35 @@ var ts; return Array.isArray ? Array.isArray(value) : value instanceof Array; } ts.isArray = isArray; + /** + * Tests whether a value is string + */ + function isString(text) { + return typeof text === "string"; + } + ts.isString = isString; + function tryCast(value, test) { + return value !== undefined && test(value) ? value : undefined; + } + ts.tryCast = tryCast; + function cast(value, test) { + if (value !== undefined && test(value)) + return value; + Debug.fail("Invalid cast. The supplied value did not pass the test '" + Debug.getFunctionName(test) + "'."); + } + ts.cast = cast; /** Does nothing. */ function noop() { } ts.noop = noop; + /** Do nothing and return false */ + function returnFalse() { return false; } + ts.returnFalse = returnFalse; + /** Do nothing and return true */ + function returnTrue() { return true; } + ts.returnTrue = returnTrue; + /** Returns its argument. */ + function identity(x) { return x; } + ts.identity = identity; /** Throws an error because a function is not implemented. */ function notImplemented() { throw new Error("Not implemented"); @@ -2204,18 +2597,18 @@ var ts; baseIndex = baseIndex || 0; return text.replace(/{(\d+)}/g, function (_match, index) { return args[+index + baseIndex]; }); } + ts.formatStringFromArgs = formatStringFromArgs; ts.localizedDiagnosticMessages = undefined; function getLocaleSpecificMessage(message) { return ts.localizedDiagnosticMessages && ts.localizedDiagnosticMessages[message.key] || message.message; } ts.getLocaleSpecificMessage = getLocaleSpecificMessage; function createFileDiagnostic(file, start, length, message) { - var end = start + length; - Debug.assert(start >= 0, "start must be non-negative, is " + start); - Debug.assert(length >= 0, "length must be non-negative, is " + length); + Debug.assertGreaterThanOrEqual(start, 0); + Debug.assertGreaterThanOrEqual(length, 0); if (file) { - Debug.assert(start <= file.text.length, "start must be within the bounds of the file. " + start + " > " + file.text.length); - Debug.assert(end <= file.text.length, "end must be the bounds of the file. " + end + " > " + file.text.length); + Debug.assertLessThanOrEqual(start, file.text.length); + Debug.assertLessThanOrEqual(start + length, file.text.length); } var text = getLocaleSpecificMessage(message); if (arguments.length > 4) { @@ -2306,9 +2699,12 @@ var ts; if (b === undefined) return 1 /* GreaterThan */; if (ignoreCase) { - if (ts.collator && String.prototype.localeCompare) { - // accent means a ? b, a ? a´, a = A - var result = a.localeCompare(b, /*locales*/ undefined, { usage: "sort", sensitivity: "accent" }); + // Checking if "collator exists indicates that Intl is available. + // We still have to check if "collator.compare" is correct. If it is not, use "String.localeComapre" + if (ts.collator) { + var result = ts.localeCompareIsCorrect ? + ts.collator.compare(a, b) : + a.localeCompare(b, /*locales*/ undefined, { usage: "sort", sensitivity: "accent" }); // accent means a ≠ b, a ≠ á, a = A return result < 0 ? -1 /* LessThan */ : result > 0 ? 1 /* GreaterThan */ : 0 /* EqualTo */; } a = a.toUpperCase(); @@ -2338,14 +2734,14 @@ var ts; function compareMessageText(text1, text2) { while (text1 && text2) { // We still have both chains. - var string1 = typeof text1 === "string" ? text1 : text1.messageText; - var string2 = typeof text2 === "string" ? text2 : text2.messageText; + var string1 = isString(text1) ? text1 : text1.messageText; + var string2 = isString(text2) ? text2 : text2.messageText; var res = compareValues(string1, string2); if (res) { return res; } - text1 = typeof text1 === "string" ? undefined : text1.next; - text2 = typeof text2 === "string" ? undefined : text2.next; + text1 = isString(text1) ? undefined : text1.next; + text2 = isString(text2) ? undefined : text2.next; } if (!text1 && !text2) { // if the chains are done, then these messages are the same. @@ -2381,7 +2777,7 @@ var ts; ts.normalizeSlashes = normalizeSlashes; /** * Returns length of path root (i.e. length of "/", "x:/", "//server/share/, file:///user/files") - */ + */ function getRootLength(path) { if (path.charCodeAt(0) === 47 /* slash */) { if (path.charCodeAt(1) !== 47 /* slash */) @@ -2442,19 +2838,23 @@ var ts; return normalized; } function normalizePath(path) { + return normalizePathAndParts(path).path; + } + ts.normalizePath = normalizePath; + function normalizePathAndParts(path) { path = normalizeSlashes(path); var rootLength = getRootLength(path); var root = path.substr(0, rootLength); - var normalized = getNormalizedParts(path, rootLength); - if (normalized.length) { - var joinedParts = root + normalized.join(ts.directorySeparator); - return pathEndsWithDirectorySeparator(path) ? joinedParts + ts.directorySeparator : joinedParts; + var parts = getNormalizedParts(path, rootLength); + if (parts.length) { + var joinedParts = root + parts.join(ts.directorySeparator); + return { path: pathEndsWithDirectorySeparator(path) ? joinedParts + ts.directorySeparator : joinedParts, parts: parts }; } else { - return root; + return { path: root, parts: parts }; } } - ts.normalizePath = normalizePath; + ts.normalizePathAndParts = normalizePathAndParts; /** A path ending with '/' refers to a directory only, never a file. */ function pathEndsWithDirectorySeparator(path) { return path.charCodeAt(path.length - 1) === directorySeparatorCharCode; @@ -2465,15 +2865,18 @@ var ts; } ts.getDirectoryPath = getDirectoryPath; function isUrl(path) { - return path && !isRootedDiskPath(path) && path.indexOf("://") !== -1; + return path && !isRootedDiskPath(path) && stringContains(path, "://"); } ts.isUrl = isUrl; - function isExternalModuleNameRelative(moduleName) { - // TypeScript 1.0 spec (April 2014): 11.2.1 - // An external module name is "relative" if the first term is "." or "..". - return /^\.\.?($|[\\/])/.test(moduleName); + function pathIsRelative(path) { + return /^\.\.?($|[\\/])/.test(path); } - ts.isExternalModuleNameRelative = isExternalModuleNameRelative; + ts.pathIsRelative = pathIsRelative; + /** @deprecated Use `!isExternalModuleNameRelative(moduleName)` instead. */ + function moduleHasNonRelativeName(moduleName) { + return !ts.isExternalModuleNameRelative(moduleName); + } + ts.moduleHasNonRelativeName = moduleHasNonRelativeName; function getEmitScriptTarget(compilerOptions) { return compilerOptions.target || 0 /* ES3 */; } @@ -2492,7 +2895,6 @@ var ts; return moduleResolution; } ts.getEmitModuleResolutionKind = getEmitModuleResolutionKind; - /* @internal */ function hasZeroOrOneAsteriskCharacter(str) { var seenAsterisk = false; for (var i = 0; i < str.length; i++) { @@ -2510,7 +2912,7 @@ var ts; } ts.hasZeroOrOneAsteriskCharacter = hasZeroOrOneAsteriskCharacter; function isRootedDiskPath(path) { - return getRootLength(path) !== 0; + return path && getRootLength(path) !== 0; } ts.isRootedDiskPath = isRootedDiskPath; function convertToRelativePath(absoluteOrRelativePath, basePath, getCanonicalFileName) { @@ -2596,7 +2998,7 @@ var ts; if (directoryComponents.length > 1 && lastOrUndefined(directoryComponents) === "") { // If the directory path given was of type test/cases/ then we really need components of directory to be only till its name // that is ["test", "cases", ""] needs to be actually ["test", "cases"] - directoryComponents.length--; + directoryComponents.pop(); } // Find the component that differs var joinStartIndex; @@ -2644,10 +3046,6 @@ var ts; return path1 + ts.directorySeparator + path2; } ts.combinePaths = combinePaths; - /** - * Removes a trailing directory separator from a path. - * @param path The path. - */ function removeTrailingDirectorySeparator(path) { if (path.charAt(path.length - 1) === ts.directorySeparator) { return path.substr(0, path.length - 1); @@ -2710,26 +3108,32 @@ var ts; return true; } ts.containsPath = containsPath; - /* @internal */ function startsWith(str, prefix) { return str.lastIndexOf(prefix, 0) === 0; } ts.startsWith = startsWith; - /* @internal */ + function removePrefix(str, prefix) { + return startsWith(str, prefix) ? str.substr(prefix.length) : str; + } + ts.removePrefix = removePrefix; function endsWith(str, suffix) { var expectedPos = str.length - suffix.length; return expectedPos >= 0 && str.indexOf(suffix, expectedPos) === expectedPos; } ts.endsWith = endsWith; + function stringContains(str, substring) { + return str.indexOf(substring) !== -1; + } + ts.stringContains = stringContains; function hasExtension(fileName) { - return getBaseFileName(fileName).indexOf(".") >= 0; + return stringContains(getBaseFileName(fileName), "."); } ts.hasExtension = hasExtension; function fileExtensionIs(path, extension) { return path.length > extension.length && endsWith(path, extension); } ts.fileExtensionIs = fileExtensionIs; - function fileExtensionIsAny(path, extensions) { + function fileExtensionIsOneOf(path, extensions) { for (var _i = 0, extensions_1 = extensions; _i < extensions_1.length; _i++) { var extension = extensions_1[_i]; if (fileExtensionIs(path, extension)) { @@ -2738,56 +3142,67 @@ var ts; } return false; } - ts.fileExtensionIsAny = fileExtensionIsAny; + ts.fileExtensionIsOneOf = fileExtensionIsOneOf; // Reserved characters, forces escaping of any non-word (or digit), non-whitespace character. // It may be inefficient (we could just match (/[-[\]{}()*+?.,\\^$|#\s]/g), but this is future // proof. var reservedCharacterPattern = /[^\w\s\/]/g; var wildcardCharCodes = [42 /* asterisk */, 63 /* question */]; - /** - * Matches any single directory segment unless it is the last segment and a .min.js file - * Breakdown: - * [^./] # matches everything up to the first . character (excluding directory seperators) - * (\\.(?!min\\.js$))? # matches . characters but not if they are part of the .min.js file extension - */ - var singleAsteriskRegexFragmentFiles = "([^./]|(\\.(?!min\\.js$))?)*"; - var singleAsteriskRegexFragmentOther = "[^/]*"; - function getRegularExpressionForWildcard(specs, basePath, usage) { - if (specs === undefined || specs.length === 0) { - return undefined; - } - var replaceWildcardCharacter = usage === "files" ? replaceWildCardCharacterFiles : replaceWildCardCharacterOther; - var singleAsteriskRegexFragment = usage === "files" ? singleAsteriskRegexFragmentFiles : singleAsteriskRegexFragmentOther; + ts.commonPackageFolders = ["node_modules", "bower_components", "jspm_packages"]; + var implicitExcludePathRegexPattern = "(?!(" + ts.commonPackageFolders.join("|") + ")(/|$))"; + var filesMatcher = { + /** + * Matches any single directory segment unless it is the last segment and a .min.js file + * Breakdown: + * [^./] # matches everything up to the first . character (excluding directory seperators) + * (\\.(?!min\\.js$))? # matches . characters but not if they are part of the .min.js file extension + */ + singleAsteriskRegexFragment: "([^./]|(\\.(?!min\\.js$))?)*", /** * Regex for the ** wildcard. Matches any number of subdirectories. When used for including * files or directories, does not match subdirectories that start with a . character */ - var doubleAsteriskRegexFragment = usage === "exclude" ? "(/.+?)?" : "(/[^/.][^/]*)*?"; - var pattern = ""; - var hasWrittenSubpattern = false; - for (var _i = 0, specs_1 = specs; _i < specs_1.length; _i++) { - var spec = specs_1[_i]; - if (!spec) { - continue; - } - var subPattern = getSubPatternFromSpec(spec, basePath, usage, singleAsteriskRegexFragment, doubleAsteriskRegexFragment, replaceWildcardCharacter); - if (subPattern === undefined) { - continue; - } - if (hasWrittenSubpattern) { - pattern += "|"; - } - pattern += "(" + subPattern + ")"; - hasWrittenSubpattern = true; - } - if (!pattern) { + doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?", + replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, filesMatcher.singleAsteriskRegexFragment); } + }; + var directoriesMatcher = { + singleAsteriskRegexFragment: "[^/]*", + /** + * Regex for the ** wildcard. Matches any number of subdirectories. When used for including + * files or directories, does not match subdirectories that start with a . character + */ + doubleAsteriskRegexFragment: "(/" + implicitExcludePathRegexPattern + "[^/.][^/]*)*?", + replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, directoriesMatcher.singleAsteriskRegexFragment); } + }; + var excludeMatcher = { + singleAsteriskRegexFragment: "[^/]*", + doubleAsteriskRegexFragment: "(/.+?)?", + replaceWildcardCharacter: function (match) { return replaceWildcardCharacter(match, excludeMatcher.singleAsteriskRegexFragment); } + }; + var wildcardMatchers = { + files: filesMatcher, + directories: directoriesMatcher, + exclude: excludeMatcher + }; + function getRegularExpressionForWildcard(specs, basePath, usage) { + var patterns = getRegularExpressionsForWildcards(specs, basePath, usage); + if (!patterns || !patterns.length) { return undefined; } + var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|"); // If excluding, match "foo/bar/baz...", but if including, only allow "foo". var terminator = usage === "exclude" ? "($|/)" : "$"; return "^(" + pattern + ")" + terminator; } ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard; + function getRegularExpressionsForWildcards(specs, basePath, usage) { + if (specs === undefined || specs.length === 0) { + return undefined; + } + return flatMap(specs, function (spec) { + return spec && getSubPatternFromSpec(spec, basePath, usage, wildcardMatchers[usage]); + }); + } /** * An "includes" path "foo" is implicitly a glob "foo/** /*" (without the space) if its last component has no extension, * and does not contain any glob characters itself. @@ -2796,7 +3211,8 @@ var ts; return !/[.*?]/.test(lastPathComponent); } ts.isImplicitGlob = isImplicitGlob; - function getSubPatternFromSpec(spec, basePath, usage, singleAsteriskRegexFragment, doubleAsteriskRegexFragment, replaceWildcardCharacter) { + function getSubPatternFromSpec(spec, basePath, usage, _a) { + var singleAsteriskRegexFragment = _a.singleAsteriskRegexFragment, doubleAsteriskRegexFragment = _a.doubleAsteriskRegexFragment, replaceWildcardCharacter = _a.replaceWildcardCharacter; var subpattern = ""; var hasRecursiveDirectoryWildcard = false; var hasWrittenComponent = false; @@ -2830,19 +3246,33 @@ var ts; subpattern += ts.directorySeparator; } if (usage !== "exclude") { + var componentPattern = ""; // The * and ? wildcards should not match directories or files that start with . if they // appear first in a component. Dotted directories and files can be included explicitly // like so: **/.*/.* if (component.charCodeAt(0) === 42 /* asterisk */) { - subpattern += "([^./]" + singleAsteriskRegexFragment + ")?"; + componentPattern += "([^./]" + singleAsteriskRegexFragment + ")?"; component = component.substr(1); } else if (component.charCodeAt(0) === 63 /* question */) { - subpattern += "[^./]"; + componentPattern += "[^./]"; component = component.substr(1); } + componentPattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter); + // Patterns should not include subfolders like node_modules unless they are + // explicitly included as part of the path. + // + // As an optimization, if the component pattern is the same as the component, + // then there definitely were no wildcard characters and we do not need to + // add the exclusion pattern. + if (componentPattern !== component) { + subpattern += implicitExcludePathRegexPattern; + } + subpattern += componentPattern; + } + else { + subpattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter); } - subpattern += component.replace(reservedCharacterPattern, replaceWildcardCharacter); } hasWrittenComponent = true; } @@ -2852,12 +3282,6 @@ var ts; } return subpattern; } - function replaceWildCardCharacterFiles(match) { - return replaceWildcardCharacter(match, singleAsteriskRegexFragmentFiles); - } - function replaceWildCardCharacterOther(match) { - return replaceWildcardCharacter(match, singleAsteriskRegexFragmentOther); - } function replaceWildcardCharacter(match, singleAsteriskRegexFragment) { return match === "*" ? singleAsteriskRegexFragment : match === "?" ? "[^/]" : "\\" + match; } @@ -2866,6 +3290,7 @@ var ts; currentDirectory = normalizePath(currentDirectory); var absolutePath = combinePaths(currentDirectory, path); return { + includeFilePatterns: map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }), includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"), includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"), excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"), @@ -2873,39 +3298,61 @@ var ts; }; } ts.getFileMatcherPatterns = getFileMatcherPatterns; - function matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, getFileSystemEntries) { + function matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, currentDirectory, depth, getFileSystemEntries) { path = normalizePath(path); currentDirectory = normalizePath(currentDirectory); var patterns = getFileMatcherPatterns(path, excludes, includes, useCaseSensitiveFileNames, currentDirectory); var regexFlag = useCaseSensitiveFileNames ? "" : "i"; - var includeFileRegex = patterns.includeFilePattern && new RegExp(patterns.includeFilePattern, regexFlag); + var includeFileRegexes = patterns.includeFilePatterns && patterns.includeFilePatterns.map(function (pattern) { return new RegExp(pattern, regexFlag); }); var includeDirectoryRegex = patterns.includeDirectoryPattern && new RegExp(patterns.includeDirectoryPattern, regexFlag); var excludeRegex = patterns.excludePattern && new RegExp(patterns.excludePattern, regexFlag); - var result = []; + // Associate an array of results with each include regex. This keeps results in order of the "include" order. + // If there are no "includes", then just put everything in results[0]. + var results = includeFileRegexes ? includeFileRegexes.map(function () { return []; }) : [[]]; + var comparer = useCaseSensitiveFileNames ? compareStrings : compareStringsCaseInsensitive; for (var _i = 0, _a = patterns.basePaths; _i < _a.length; _i++) { var basePath = _a[_i]; - visitDirectory(basePath, combinePaths(currentDirectory, basePath)); + visitDirectory(basePath, combinePaths(currentDirectory, basePath), depth); } - return result; - function visitDirectory(path, absolutePath) { + return flatten(results); + function visitDirectory(path, absolutePath, depth) { var _a = getFileSystemEntries(path), files = _a.files, directories = _a.directories; + files = files.slice().sort(comparer); + var _loop_1 = function (current) { + var name = combinePaths(path, current); + var absoluteName = combinePaths(absolutePath, current); + if (extensions && !fileExtensionIsOneOf(name, extensions)) + return "continue"; + if (excludeRegex && excludeRegex.test(absoluteName)) + return "continue"; + if (!includeFileRegexes) { + results[0].push(name); + } + else { + var includeIndex = findIndex(includeFileRegexes, function (re) { return re.test(absoluteName); }); + if (includeIndex !== -1) { + results[includeIndex].push(name); + } + } + }; for (var _i = 0, files_1 = files; _i < files_1.length; _i++) { var current = files_1[_i]; - var name_1 = combinePaths(path, current); - var absoluteName = combinePaths(absolutePath, current); - if ((!extensions || fileExtensionIsAny(name_1, extensions)) && - (!includeFileRegex || includeFileRegex.test(absoluteName)) && - (!excludeRegex || !excludeRegex.test(absoluteName))) { - result.push(name_1); + _loop_1(current); + } + if (depth !== undefined) { + depth--; + if (depth === 0) { + return; } } + directories = directories.slice().sort(comparer); for (var _b = 0, directories_1 = directories; _b < directories_1.length; _b++) { var current = directories_1[_b]; - var name_2 = combinePaths(path, current); + var name = combinePaths(path, current); var absoluteName = combinePaths(absolutePath, current); if ((!includeDirectoryRegex || includeDirectoryRegex.test(absoluteName)) && (!excludeRegex || !excludeRegex.test(absoluteName))) { - visitDirectory(name_2, absoluteName); + visitDirectory(name, absoluteName, depth); } } } @@ -2930,7 +3377,7 @@ var ts; } // Sort the offsets array using either the literal or canonical path representations. includeBasePaths.sort(useCaseSensitiveFileNames ? compareStrings : compareStringsCaseInsensitive); - var _loop_1 = function (includeBasePath) { + var _loop_2 = function (includeBasePath) { if (ts.every(basePaths, function (basePath) { return !containsPath(basePath, includeBasePath, path, !useCaseSensitiveFileNames); })) { basePaths.push(includeBasePath); } @@ -2939,7 +3386,7 @@ var ts; // subpath of an existing base path for (var _a = 0, includeBasePaths_1 = includeBasePaths; _a < includeBasePaths_1.length; _a++) { var includeBasePath = includeBasePaths_1[_a]; - _loop_1(includeBasePath); + _loop_2(includeBasePath); } } return basePaths; @@ -2961,20 +3408,22 @@ var ts; // If the 'scriptKind' is 'undefined' or 'Unknown' then we attempt // to get the ScriptKind from the file name. If it cannot be resolved // from the file name then the default 'TS' script kind is returned. - return (scriptKind || getScriptKindFromFileName(fileName)) || 3 /* TS */; + return scriptKind || getScriptKindFromFileName(fileName) || 3 /* TS */; } ts.ensureScriptKind = ensureScriptKind; function getScriptKindFromFileName(fileName) { var ext = fileName.substr(fileName.lastIndexOf(".")); switch (ext.toLowerCase()) { - case ".js": + case ".js" /* Js */: return 1 /* JS */; - case ".jsx": + case ".jsx" /* Jsx */: return 2 /* JSX */; - case ".ts": + case ".ts" /* Ts */: return 3 /* TS */; - case ".tsx": + case ".tsx" /* Tsx */: return 4 /* TSX */; + case ".json" /* Json */: + return 6 /* JSON */; default: return 0 /* Unknown */; } @@ -2983,24 +3432,17 @@ var ts; /** * List of supported extensions in order of file resolution precedence. */ - ts.supportedTypeScriptExtensions = [".ts", ".tsx", ".d.ts"]; + ts.supportedTypeScriptExtensions = [".ts" /* Ts */, ".tsx" /* Tsx */, ".d.ts" /* Dts */]; /** Must have ".d.ts" first because if ".ts" goes first, that will be detected as the extension instead of ".d.ts". */ - ts.supportedTypescriptExtensionsForExtractExtension = [".d.ts", ".ts", ".tsx"]; - ts.supportedJavascriptExtensions = [".js", ".jsx"]; + ts.supportedTypescriptExtensionsForExtractExtension = [".d.ts" /* Dts */, ".ts" /* Ts */, ".tsx" /* Tsx */]; + ts.supportedJavascriptExtensions = [".js" /* Js */, ".jsx" /* Jsx */]; var allSupportedExtensions = ts.supportedTypeScriptExtensions.concat(ts.supportedJavascriptExtensions); function getSupportedExtensions(options, extraFileExtensions) { var needAllExtensions = options && options.allowJs; - if (!extraFileExtensions || extraFileExtensions.length === 0) { + if (!extraFileExtensions || extraFileExtensions.length === 0 || !needAllExtensions) { return needAllExtensions ? allSupportedExtensions : ts.supportedTypeScriptExtensions; } - var extensions = (needAllExtensions ? allSupportedExtensions : ts.supportedTypeScriptExtensions).slice(0); - for (var _i = 0, extraFileExtensions_1 = extraFileExtensions; _i < extraFileExtensions_1.length; _i++) { - var extInfo = extraFileExtensions_1[_i]; - if (needAllExtensions || extInfo.scriptKind === 3 /* TS */) { - extensions.push(extInfo.extension); - } - } - return extensions; + return deduplicate(allSupportedExtensions.concat(extraFileExtensions.map(function (e) { return e.extension; }))); } ts.getSupportedExtensions = getSupportedExtensions; function hasJavaScriptFileExtension(fileName) { @@ -3033,14 +3475,13 @@ var ts; (function (ExtensionPriority) { ExtensionPriority[ExtensionPriority["TypeScriptFiles"] = 0] = "TypeScriptFiles"; ExtensionPriority[ExtensionPriority["DeclarationAndJavaScriptFiles"] = 2] = "DeclarationAndJavaScriptFiles"; - ExtensionPriority[ExtensionPriority["Limit"] = 5] = "Limit"; ExtensionPriority[ExtensionPriority["Highest"] = 0] = "Highest"; ExtensionPriority[ExtensionPriority["Lowest"] = 2] = "Lowest"; })(ExtensionPriority = ts.ExtensionPriority || (ts.ExtensionPriority = {})); function getExtensionPriority(path, supportedExtensions) { for (var i = supportedExtensions.length - 1; i >= 0; i--) { if (fileExtensionIs(path, supportedExtensions[i])) { - return adjustExtensionPriority(i); + return adjustExtensionPriority(i, supportedExtensions); } } // If its not in the list of supported extensions, this is likely a @@ -3051,31 +3492,31 @@ var ts; /** * Adjusts an extension priority to be the highest priority within the same range. */ - function adjustExtensionPriority(extensionPriority) { + function adjustExtensionPriority(extensionPriority, supportedExtensions) { if (extensionPriority < 2 /* DeclarationAndJavaScriptFiles */) { return 0 /* TypeScriptFiles */; } - else if (extensionPriority < 5 /* Limit */) { + else if (extensionPriority < supportedExtensions.length) { return 2 /* DeclarationAndJavaScriptFiles */; } else { - return 5 /* Limit */; + return supportedExtensions.length; } } ts.adjustExtensionPriority = adjustExtensionPriority; /** * Gets the next lowest extension priority for a given priority. */ - function getNextLowestExtensionPriority(extensionPriority) { + function getNextLowestExtensionPriority(extensionPriority, supportedExtensions) { if (extensionPriority < 2 /* DeclarationAndJavaScriptFiles */) { return 2 /* DeclarationAndJavaScriptFiles */; } else { - return 5 /* Limit */; + return supportedExtensions.length; } } ts.getNextLowestExtensionPriority = getNextLowestExtensionPriority; - var extensionsToRemove = [".d.ts", ".ts", ".js", ".tsx", ".jsx"]; + var extensionsToRemove = [".d.ts" /* Dts */, ".ts" /* Ts */, ".js" /* Js */, ".tsx" /* Tsx */, ".jsx" /* Jsx */]; function removeFileExtension(path) { for (var _i = 0, extensionsToRemove_1 = extensionsToRemove; _i < extensionsToRemove_1.length; _i++) { var ext = extensionsToRemove_1[_i]; @@ -3101,11 +3542,14 @@ var ts; ts.changeExtension = changeExtension; function Symbol(flags, name) { this.flags = flags; - this.name = name; + this.escapedName = name; this.declarations = undefined; } - function Type(_checker, flags) { + function Type(checker, flags) { this.flags = flags; + if (Debug.isDebugging) { + this.checker = checker; + } } function Signature() { } @@ -3120,6 +3564,11 @@ var ts; this.parent = undefined; this.original = undefined; } + function SourceMapSource(fileName, text, skipTrivia) { + this.fileName = fileName; + this.text = text; + this.skipTrivia = skipTrivia || (function (pos) { return pos; }); + } ts.objectAllocator = { getNodeConstructor: function () { return Node; }, getTokenConstructor: function () { return Node; }, @@ -3127,7 +3576,8 @@ var ts; getSourceFileConstructor: function () { return Node; }, getSymbolConstructor: function () { return Symbol; }, getTypeConstructor: function () { return Type; }, - getSignatureConstructor: function () { return Signature; } + getSignatureConstructor: function () { return Signature; }, + getSourceMapSourceConstructor: function () { return SourceMapSource; }, }; var AssertionLevel; (function (AssertionLevel) { @@ -3139,25 +3589,72 @@ var ts; var Debug; (function (Debug) { Debug.currentAssertionLevel = 0 /* None */; + Debug.isDebugging = false; function shouldAssert(level) { return Debug.currentAssertionLevel >= level; } Debug.shouldAssert = shouldAssert; - function assert(expression, message, verboseDebugInfo) { + function assert(expression, message, verboseDebugInfo, stackCrawlMark) { if (!expression) { - var verboseDebugString = ""; if (verboseDebugInfo) { - verboseDebugString = "\r\nVerbose Debug Information: " + verboseDebugInfo(); + message += "\r\nVerbose Debug Information: " + (typeof verboseDebugInfo === "string" ? verboseDebugInfo : verboseDebugInfo()); } - debugger; - throw new Error("Debug Failure. False expression: " + (message || "") + verboseDebugString); + fail(message ? "False expression: " + message : "False expression.", stackCrawlMark || assert); } } Debug.assert = assert; - function fail(message) { - Debug.assert(/*expression*/ false, message); + function assertEqual(a, b, msg, msg2) { + if (a !== b) { + var message = msg ? msg2 ? msg + " " + msg2 : msg : ""; + fail("Expected " + a + " === " + b + ". " + message); + } + } + Debug.assertEqual = assertEqual; + function assertLessThan(a, b, msg) { + if (a >= b) { + fail("Expected " + a + " < " + b + ". " + (msg || "")); + } + } + Debug.assertLessThan = assertLessThan; + function assertLessThanOrEqual(a, b) { + if (a > b) { + fail("Expected " + a + " <= " + b); + } + } + Debug.assertLessThanOrEqual = assertLessThanOrEqual; + function assertGreaterThanOrEqual(a, b) { + if (a < b) { + fail("Expected " + a + " >= " + b); + } + } + Debug.assertGreaterThanOrEqual = assertGreaterThanOrEqual; + function fail(message, stackCrawlMark) { + debugger; + var e = new Error(message ? "Debug Failure. " + message : "Debug Failure."); + if (Error.captureStackTrace) { + Error.captureStackTrace(e, stackCrawlMark || fail); + } + throw e; } Debug.fail = fail; + function assertNever(member, message, stackCrawlMark) { + return fail(message || "Illegal value: " + member, stackCrawlMark || assertNever); + } + Debug.assertNever = assertNever; + function getFunctionName(func) { + if (typeof func !== "function") { + return ""; + } + else if (func.hasOwnProperty("name")) { + return func.name; + } + else { + var text = Function.prototype.toString.call(func); + var match = /^function\s+([\w\$]+)\s*\(/.exec(text); + return match ? match[1] : ""; + } + } + Debug.getFunctionName = getFunctionName; })(Debug = ts.Debug || (ts.Debug = {})); /** Remove an item from an array, moving everything to its right one space left. */ function orderedRemoveItem(array, item) { @@ -3210,7 +3707,6 @@ var ts; * Return an exact match if possible, or a pattern match, or undefined. * (These are verified by verifyCompilerOptions to have 0 or 1 "*" characters.) */ - /* @internal */ function matchPatternOrExact(patternStrings, candidate) { var patterns = []; for (var _i = 0, patternStrings_1 = patternStrings; _i < patternStrings_1.length; _i++) { @@ -3227,7 +3723,6 @@ var ts; return findBestPatternMatch(patterns, function (_) { return _; }, candidate); } ts.matchPatternOrExact = matchPatternOrExact; - /* @internal */ function patternText(_a) { var prefix = _a.prefix, suffix = _a.suffix; return prefix + "*" + suffix; @@ -3237,14 +3732,12 @@ var ts; * Given that candidate matches pattern, returns the text matching the '*'. * E.g.: matchedText(tryParsePattern("foo*baz"), "foobarbaz") === "bar" */ - /* @internal */ function matchedText(pattern, candidate) { Debug.assert(isPatternMatch(pattern, candidate)); return candidate.substr(pattern.prefix.length, candidate.length - pattern.suffix.length); } ts.matchedText = matchedText; /** Return the object corresponding to the best pattern to match `candidate`. */ - /* @internal */ function findBestPatternMatch(values, getPattern, candidate) { var matchedValue = undefined; // use length of prefix as betterness criteria @@ -3266,7 +3759,6 @@ var ts; startsWith(candidate, prefix) && endsWith(candidate, suffix); } - /* @internal */ function tryParsePattern(pattern) { // This should be verified outside of here and a proper error thrown. Debug.assert(hasZeroOrOneAsteriskCharacter(pattern)); @@ -3285,7 +3777,7 @@ var ts; ts.positionIsSynthesized = positionIsSynthesized; /** True if an extension is one of the supported TypeScript extensions. */ function extensionIsTypeScript(ext) { - return ext <= ts.Extension.LastTypeScriptExtension; + return ext === ".ts" /* Ts */ || ext === ".tsx" /* Tsx */ || ext === ".d.ts" /* Dts */; } ts.extensionIsTypeScript = extensionIsTypeScript; /** @@ -3300,197 +3792,276 @@ var ts; Debug.fail("File " + path + " has unknown extension."); } ts.extensionFromPath = extensionFromPath; + function isAnySupportedFileExtension(path) { + return tryGetExtensionFromPath(path) !== undefined; + } + ts.isAnySupportedFileExtension = isAnySupportedFileExtension; function tryGetExtensionFromPath(path) { - if (fileExtensionIs(path, ".d.ts")) { - return ts.Extension.Dts; + return find(ts.supportedTypescriptExtensionsForExtractExtension, function (e) { return fileExtensionIs(path, e); }) || find(ts.supportedJavascriptExtensions, function (e) { return fileExtensionIs(path, e); }); + } + ts.tryGetExtensionFromPath = tryGetExtensionFromPath; + // Retrieves any string from the final "." onwards from a base file name. + // Unlike extensionFromPath, which throws an exception on unrecognized extensions. + function getAnyExtensionFromPath(path) { + var baseFileName = getBaseFileName(path); + var extensionIndex = baseFileName.lastIndexOf("."); + if (extensionIndex >= 0) { + return baseFileName.substring(extensionIndex); + } + } + ts.getAnyExtensionFromPath = getAnyExtensionFromPath; + function isCheckJsEnabledForFile(sourceFile, compilerOptions) { + return sourceFile.checkJsDirective ? sourceFile.checkJsDirective.enabled : compilerOptions.checkJs; + } + ts.isCheckJsEnabledForFile = isCheckJsEnabledForFile; + function and(f, g) { + return function (arg) { return f(arg) && g(arg); }; + } + ts.and = and; + function assertTypeIsNever(_) { } + ts.assertTypeIsNever = assertTypeIsNever; + function createCachedDirectoryStructureHost(host) { + var cachedReadDirectoryResult = createMap(); + var getCurrentDirectory = memoize(function () { return host.getCurrentDirectory(); }); + var getCanonicalFileName = createGetCanonicalFileName(host.useCaseSensitiveFileNames); + return { + useCaseSensitiveFileNames: host.useCaseSensitiveFileNames, + newLine: host.newLine, + readFile: function (path, encoding) { return host.readFile(path, encoding); }, + write: function (s) { return host.write(s); }, + writeFile: writeFile, + fileExists: fileExists, + directoryExists: directoryExists, + createDirectory: createDirectory, + getCurrentDirectory: getCurrentDirectory, + getDirectories: getDirectories, + readDirectory: readDirectory, + addOrDeleteFileOrDirectory: addOrDeleteFileOrDirectory, + addOrDeleteFile: addOrDeleteFile, + clearCache: clearCache, + exit: function (code) { return host.exit(code); } + }; + function toPath(fileName) { + return ts.toPath(fileName, getCurrentDirectory(), getCanonicalFileName); } - if (fileExtensionIs(path, ".ts")) { - return ts.Extension.Ts; + function getCachedFileSystemEntries(rootDirPath) { + return cachedReadDirectoryResult.get(rootDirPath); } - if (fileExtensionIs(path, ".tsx")) { - return ts.Extension.Tsx; + function getCachedFileSystemEntriesForBaseDir(path) { + return getCachedFileSystemEntries(getDirectoryPath(path)); } - if (fileExtensionIs(path, ".js")) { - return ts.Extension.Js; + function getBaseNameOfFileName(fileName) { + return getBaseFileName(normalizePath(fileName)); } - if (fileExtensionIs(path, ".jsx")) { - return ts.Extension.Jsx; + function createCachedFileSystemEntries(rootDir, rootDirPath) { + var resultFromHost = { + files: map(host.readDirectory(rootDir, /*extensions*/ undefined, /*exclude*/ undefined, /*include*/ ["*.*"]), getBaseNameOfFileName) || [], + directories: host.getDirectories(rootDir) || [] + }; + cachedReadDirectoryResult.set(rootDirPath, resultFromHost); + return resultFromHost; } - } - ts.tryGetExtensionFromPath = tryGetExtensionFromPath; -})(ts || (ts = {})); -/// -var ts; -(function (ts) { - ts.sys = (function () { - function getWScriptSystem() { - var fso = new ActiveXObject("Scripting.FileSystemObject"); - var shell = new ActiveXObject("WScript.Shell"); - var fileStream = new ActiveXObject("ADODB.Stream"); - fileStream.Type = 2 /*text*/; - var binaryStream = new ActiveXObject("ADODB.Stream"); - binaryStream.Type = 1 /*binary*/; - var args = []; - for (var i = 0; i < WScript.Arguments.length; i++) { - args[i] = WScript.Arguments.Item(i); + /** + * If the readDirectory result was already cached, it returns that + * Otherwise gets result from host and caches it. + * The host request is done under try catch block to avoid caching incorrect result + */ + function tryReadDirectory(rootDir, rootDirPath) { + var cachedResult = getCachedFileSystemEntries(rootDirPath); + if (cachedResult) { + return cachedResult; } - function readFile(fileName, encoding) { - if (!fso.FileExists(fileName)) { - return undefined; - } - fileStream.Open(); - try { - if (encoding) { - fileStream.Charset = encoding; - fileStream.LoadFromFile(fileName); - } - else { - // Load file and read the first two bytes into a string with no interpretation - fileStream.Charset = "x-ansi"; - fileStream.LoadFromFile(fileName); - var bom = fileStream.ReadText(2) || ""; - // Position must be at 0 before encoding can be changed - fileStream.Position = 0; - // [0xFF,0xFE] and [0xFE,0xFF] mean utf-16 (little or big endian), otherwise default to utf-8 - fileStream.Charset = bom.length >= 2 && (bom.charCodeAt(0) === 0xFF && bom.charCodeAt(1) === 0xFE || bom.charCodeAt(0) === 0xFE && bom.charCodeAt(1) === 0xFF) ? "unicode" : "utf-8"; - } - // ReadText method always strips byte order mark from resulting string - return fileStream.ReadText(); - } - catch (e) { - throw e; - } - finally { - fileStream.Close(); - } + try { + return createCachedFileSystemEntries(rootDir, rootDirPath); } - function writeFile(fileName, data, writeByteOrderMark) { - fileStream.Open(); - binaryStream.Open(); - try { - // Write characters in UTF-8 encoding - fileStream.Charset = "utf-8"; - fileStream.WriteText(data); - // If we don't want the BOM, then skip it by setting the starting location to 3 (size of BOM). - // If not, start from position 0, as the BOM will be added automatically when charset==utf8. - if (writeByteOrderMark) { - fileStream.Position = 0; - } - else { - fileStream.Position = 3; - } - fileStream.CopyTo(binaryStream); - binaryStream.SaveToFile(fileName, 2 /*overwrite*/); - } - finally { - binaryStream.Close(); - fileStream.Close(); - } + catch (_e) { + // If there is exception to read directories, dont cache the result and direct the calls to host + Debug.assert(!cachedReadDirectoryResult.has(rootDirPath)); + return undefined; } - function getNames(collection) { - var result = []; - for (var e = new Enumerator(collection); !e.atEnd(); e.moveNext()) { - result.push(e.item().Name); + } + function fileNameEqual(name1, name2) { + return getCanonicalFileName(name1) === getCanonicalFileName(name2); + } + function hasEntry(entries, name) { + return some(entries, function (file) { return fileNameEqual(file, name); }); + } + function updateFileSystemEntry(entries, baseName, isValid) { + if (hasEntry(entries, baseName)) { + if (!isValid) { + return filterMutate(entries, function (entry) { return !fileNameEqual(entry, baseName); }); } - return result.sort(); } - function getDirectories(path) { - var folder = fso.GetFolder(path); - return getNames(folder.subfolders); + else if (isValid) { + return entries.push(baseName); } - function getAccessibleFileSystemEntries(path) { - try { - var folder = fso.GetFolder(path || "."); - var files = getNames(folder.files); - var directories = getNames(folder.subfolders); - return { files: files, directories: directories }; - } - catch (e) { - return { files: [], directories: [] }; + } + function writeFile(fileName, data, writeByteOrderMark) { + var path = toPath(fileName); + var result = getCachedFileSystemEntriesForBaseDir(path); + if (result) { + updateFilesOfFileSystemEntry(result, getBaseNameOfFileName(fileName), /*fileExists*/ true); + } + return host.writeFile(fileName, data, writeByteOrderMark); + } + function fileExists(fileName) { + var path = toPath(fileName); + var result = getCachedFileSystemEntriesForBaseDir(path); + return result && hasEntry(result.files, getBaseNameOfFileName(fileName)) || + host.fileExists(fileName); + } + function directoryExists(dirPath) { + var path = toPath(dirPath); + return cachedReadDirectoryResult.has(path) || host.directoryExists(dirPath); + } + function createDirectory(dirPath) { + var path = toPath(dirPath); + var result = getCachedFileSystemEntriesForBaseDir(path); + var baseFileName = getBaseNameOfFileName(dirPath); + if (result) { + updateFileSystemEntry(result.directories, baseFileName, /*isValid*/ true); + } + host.createDirectory(dirPath); + } + function getDirectories(rootDir) { + var rootDirPath = toPath(rootDir); + var result = tryReadDirectory(rootDir, rootDirPath); + if (result) { + return result.directories.slice(); + } + return host.getDirectories(rootDir); + } + function readDirectory(rootDir, extensions, excludes, includes, depth) { + var rootDirPath = toPath(rootDir); + var result = tryReadDirectory(rootDir, rootDirPath); + if (result) { + return matchFiles(rootDir, extensions, excludes, includes, host.useCaseSensitiveFileNames, getCurrentDirectory(), depth, getFileSystemEntries); + } + return host.readDirectory(rootDir, extensions, excludes, includes, depth); + function getFileSystemEntries(dir) { + var path = toPath(dir); + if (path === rootDirPath) { + return result; } + return getCachedFileSystemEntries(path) || createCachedFileSystemEntries(dir, path); } - function readDirectory(path, extensions, excludes, includes) { - return ts.matchFiles(path, extensions, excludes, includes, /*useCaseSensitiveFileNames*/ false, shell.CurrentDirectory, getAccessibleFileSystemEntries); + } + function addOrDeleteFileOrDirectory(fileOrDirectory, fileOrDirectoryPath) { + var existingResult = getCachedFileSystemEntries(fileOrDirectoryPath); + if (existingResult) { + // This was a folder already present, remove it if this doesnt exist any more + if (!host.directoryExists(fileOrDirectory)) { + cachedReadDirectoryResult.delete(fileOrDirectoryPath); + } } - var wscriptSystem = { - args: args, - newLine: "\r\n", - useCaseSensitiveFileNames: false, - write: function (s) { - WScript.StdOut.Write(s); - }, - readFile: readFile, - writeFile: writeFile, - resolvePath: function (path) { - return fso.GetAbsolutePathName(path); - }, - fileExists: function (path) { - return fso.FileExists(path); - }, - directoryExists: function (path) { - return fso.FolderExists(path); - }, - createDirectory: function (directoryName) { - if (!wscriptSystem.directoryExists(directoryName)) { - fso.CreateFolder(directoryName); - } - }, - getExecutingFilePath: function () { - return WScript.ScriptFullName; - }, - getCurrentDirectory: function () { - return shell.CurrentDirectory; - }, - getDirectories: getDirectories, - getEnvironmentVariable: function (name) { - return new ActiveXObject("WScript.Shell").ExpandEnvironmentStrings("%" + name + "%"); - }, - readDirectory: readDirectory, - exit: function (exitCode) { - try { - WScript.Quit(exitCode); - } - catch (e) { + else { + // This was earlier a file (hence not in cached directory contents) + // or we never cached the directory containing it + var parentResult = getCachedFileSystemEntriesForBaseDir(fileOrDirectoryPath); + if (parentResult) { + var baseName = getBaseNameOfFileName(fileOrDirectory); + if (parentResult) { + var fsQueryResult = { + fileExists: host.fileExists(fileOrDirectoryPath), + directoryExists: host.directoryExists(fileOrDirectoryPath) + }; + updateFilesOfFileSystemEntry(parentResult, baseName, fsQueryResult.fileExists); + updateFileSystemEntry(parentResult.directories, baseName, fsQueryResult.directoryExists); + return fsQueryResult; } } - }; - return wscriptSystem; + } } + function addOrDeleteFile(fileName, filePath, eventKind) { + if (eventKind === ts.FileWatcherEventKind.Changed) { + return; + } + var parentResult = getCachedFileSystemEntriesForBaseDir(filePath); + if (parentResult) { + updateFilesOfFileSystemEntry(parentResult, getBaseNameOfFileName(fileName), eventKind === ts.FileWatcherEventKind.Created); + } + } + function updateFilesOfFileSystemEntry(parentResult, baseName, fileExists) { + updateFileSystemEntry(parentResult.files, baseName, fileExists); + } + function clearCache() { + cachedReadDirectoryResult.clear(); + } + } + ts.createCachedDirectoryStructureHost = createCachedDirectoryStructureHost; +})(ts || (ts = {})); +/// +var ts; +(function (ts) { + /** + * Set a high stack trace limit to provide more information in case of an error. + * Called for command-line and server use cases. + * Not called if TypeScript is used as a library. + */ + /* @internal */ + function setStackTraceLimit() { + if (Error.stackTraceLimit < 100) { + Error.stackTraceLimit = 100; + } + } + ts.setStackTraceLimit = setStackTraceLimit; + var FileWatcherEventKind; + (function (FileWatcherEventKind) { + FileWatcherEventKind[FileWatcherEventKind["Created"] = 0] = "Created"; + FileWatcherEventKind[FileWatcherEventKind["Changed"] = 1] = "Changed"; + FileWatcherEventKind[FileWatcherEventKind["Deleted"] = 2] = "Deleted"; + })(FileWatcherEventKind = ts.FileWatcherEventKind || (ts.FileWatcherEventKind = {})); + function getNodeMajorVersion() { + if (typeof process === "undefined") { + return undefined; + } + var version = process.version; + if (!version) { + return undefined; + } + var dot = version.indexOf("."); + if (dot === -1) { + return undefined; + } + return parseInt(version.substring(1, dot)); + } + ts.getNodeMajorVersion = getNodeMajorVersion; + ts.sys = (function () { function getNodeSystem() { var _fs = require("fs"); var _path = require("path"); var _os = require("os"); var _crypto = require("crypto"); - var useNonPollingWatchers = process.env["TSC_NONPOLLING_WATCHER"]; + var useNonPollingWatchers = process.env.TSC_NONPOLLING_WATCHER; function createWatchedFileSet() { var dirWatchers = ts.createMap(); // One file can have multiple watchers - var fileWatcherCallbacks = ts.createMap(); + var fileWatcherCallbacks = ts.createMultiMap(); return { addFile: addFile, removeFile: removeFile }; function reduceDirWatcherRefCountForFile(fileName) { var dirName = ts.getDirectoryPath(fileName); - var watcher = dirWatchers[dirName]; + var watcher = dirWatchers.get(dirName); if (watcher) { watcher.referenceCount -= 1; if (watcher.referenceCount <= 0) { watcher.close(); - delete dirWatchers[dirName]; + dirWatchers.delete(dirName); } } } function addDirWatcher(dirPath) { - var watcher = dirWatchers[dirPath]; + var watcher = dirWatchers.get(dirPath); if (watcher) { watcher.referenceCount += 1; return; } - watcher = _fs.watch(dirPath, { persistent: true }, function (eventName, relativeFileName) { return fileEventHandler(eventName, relativeFileName, dirPath); }); + watcher = fsWatchDirectory(dirPath || ".", function (eventName, relativeFileName) { return fileEventHandler(eventName, relativeFileName, dirPath); }); watcher.referenceCount = 1; - dirWatchers[dirPath] = watcher; + dirWatchers.set(dirPath, watcher); return; } function addFileWatcherCallback(filePath, callback) { - ts.multiMapAdd(fileWatcherCallbacks, filePath, callback); + fileWatcherCallbacks.add(filePath, callback); } function addFile(fileName, callback) { addFileWatcherCallback(fileName, callback); @@ -3502,37 +4073,121 @@ var ts; reduceDirWatcherRefCountForFile(watchedFile.fileName); } function removeFileWatcherCallback(filePath, callback) { - ts.multiMapRemove(fileWatcherCallbacks, filePath, callback); + fileWatcherCallbacks.remove(filePath, callback); } function fileEventHandler(eventName, relativeFileName, baseDirPath) { // When files are deleted from disk, the triggered "rename" event would have a relativefileName of "undefined" - var fileName = typeof relativeFileName !== "string" + var fileName = !ts.isString(relativeFileName) ? undefined : ts.getNormalizedAbsolutePath(relativeFileName, baseDirPath); // Some applications save a working file via rename operations - if ((eventName === "change" || eventName === "rename") && fileWatcherCallbacks[fileName]) { - for (var _i = 0, _a = fileWatcherCallbacks[fileName]; _i < _a.length; _i++) { - var fileCallback = _a[_i]; - fileCallback(fileName); + if ((eventName === "change" || eventName === "rename")) { + var callbacks = fileWatcherCallbacks.get(fileName); + if (callbacks) { + for (var _i = 0, callbacks_1 = callbacks; _i < callbacks_1.length; _i++) { + var fileCallback = callbacks_1[_i]; + fileCallback(fileName, FileWatcherEventKind.Changed); + } } } } } var watchedFileSet = createWatchedFileSet(); - function isNode4OrLater() { - return parseInt(process.version.charAt(1)) >= 4; - } + var nodeVersion = getNodeMajorVersion(); + var isNode4OrLater = nodeVersion >= 4; function isFileSystemCaseSensitive() { // win32\win64 are case insensitive platforms if (platform === "win32" || platform === "win64") { return false; } - // convert current file name to upper case / lower case and check if file exists - // (guards against cases when name is already all uppercase or lowercase) - return !fileExists(__filename.toUpperCase()) || !fileExists(__filename.toLowerCase()); + // If this file exists under a different case, we must be case-insensitve. + return !fileExists(swapCase(__filename)); + } + /** Convert all lowercase chars to uppercase, and vice-versa */ + function swapCase(s) { + return s.replace(/\w/g, function (ch) { + var up = ch.toUpperCase(); + return ch === up ? ch.toLowerCase() : up; + }); } var platform = _os.platform(); var useCaseSensitiveFileNames = isFileSystemCaseSensitive(); + function fsWatchFile(fileName, callback, pollingInterval) { + _fs.watchFile(fileName, { persistent: true, interval: pollingInterval || 250 }, fileChanged); + return { + close: function () { return _fs.unwatchFile(fileName, fileChanged); } + }; + function fileChanged(curr, prev) { + var isCurrZero = +curr.mtime === 0; + var isPrevZero = +prev.mtime === 0; + var created = !isCurrZero && isPrevZero; + var deleted = isCurrZero && !isPrevZero; + var eventKind = created + ? FileWatcherEventKind.Created + : deleted + ? FileWatcherEventKind.Deleted + : FileWatcherEventKind.Changed; + if (eventKind === FileWatcherEventKind.Changed && +curr.mtime <= +prev.mtime) { + return; + } + callback(fileName, eventKind); + } + } + function fsWatchDirectory(directoryName, callback, recursive) { + var options; + /** Watcher for the directory depending on whether it is missing or present */ + var watcher = !directoryExists(directoryName) ? + watchMissingDirectory() : + watchPresentDirectory(); + return { + close: function () { + // Close the watcher (either existing directory watcher or missing directory watcher) + watcher.close(); + } + }; + /** + * Watch the directory that is currently present + * and when the watched directory is deleted, switch to missing directory watcher + */ + function watchPresentDirectory() { + // Node 4.0 `fs.watch` function supports the "recursive" option on both OSX and Windows + // (ref: https://github.com/nodejs/node/pull/2649 and https://github.com/Microsoft/TypeScript/issues/4643) + if (options === undefined) { + if (isNode4OrLater && (process.platform === "win32" || process.platform === "darwin")) { + options = { persistent: true, recursive: !!recursive }; + } + else { + options = { persistent: true }; + } + } + var dirWatcher = _fs.watch(directoryName, options, callback); + dirWatcher.on("error", function () { + if (!directoryExists(directoryName)) { + // Deleting directory + watcher = watchMissingDirectory(); + // Call the callback for current directory + callback("rename", ""); + } + }); + return dirWatcher; + } + /** + * Watch the directory that is missing + * and switch to existing directory when the directory is created + */ + function watchMissingDirectory() { + return fsWatchFile(directoryName, function (_fileName, eventKind) { + if (eventKind === FileWatcherEventKind.Created && directoryExists(directoryName)) { + watcher.close(); + watcher = watchPresentDirectory(); + // Call the callback for current directory + // For now it could be callback for the inner directory creation, + // but just return current directory, better than current no-op + callback("rename", ""); + } + }); + } + } function readFile(fileName, _encoding) { if (!fileExists(fileName)) { return undefined; @@ -3542,7 +4197,7 @@ var ts; if (len >= 2 && buffer[0] === 0xFE && buffer[1] === 0xFF) { // Big endian UTF-16 byte order mark detected. Since big endian is not supported by node.js, // flip all byte pairs and treat as little endian. - len &= ~1; + len &= ~1; // Round down to a multiple of 2 for (var i = 0; i < len; i += 2) { var temp = buffer[i]; buffer[i] = buffer[i + 1]; @@ -3569,7 +4224,7 @@ var ts; var fd; try { fd = _fs.openSync(fileName, "w"); - _fs.writeSync(fd, data, undefined, "utf8"); + _fs.writeSync(fd, data, /*position*/ undefined, "utf8"); } finally { if (fd !== undefined) { @@ -3589,10 +4244,10 @@ var ts; if (entry === "." || entry === "..") { continue; } - var name_3 = ts.combinePaths(path, entry); + var name = ts.combinePaths(path, entry); var stat = void 0; try { - stat = _fs.statSync(name_3); + stat = _fs.statSync(name); } catch (e) { continue; @@ -3610,8 +4265,8 @@ var ts; return { files: [], directories: [] }; } } - function readDirectory(path, extensions, excludes, includes) { - return ts.matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, process.cwd(), getAccessibleFileSystemEntries); + function readDirectory(path, extensions, excludes, includes, depth) { + return ts.matchFiles(path, extensions, excludes, includes, useCaseSensitiveFileNames, process.cwd(), depth, getAccessibleFileSystemEntries); } var FileSystemEntryKind; (function (FileSystemEntryKind) { @@ -3639,7 +4294,6 @@ var ts; function getDirectories(path) { return ts.filter(_fs.readdirSync(path), function (dir) { return fileSystemEntryExists(ts.combinePaths(path, dir), 1 /* Directory */); }); } - var noOpFileWatcher = { close: ts.noop }; var nodeSystem = { args: process.argv.slice(2), newLine: _os.EOL, @@ -3657,32 +4311,13 @@ var ts; }; } else { - _fs.watchFile(fileName, { persistent: true, interval: pollingInterval || 250 }, fileChanged); - return { - close: function () { return _fs.unwatchFile(fileName, fileChanged); } - }; - } - function fileChanged(curr, prev) { - if (+curr.mtime <= +prev.mtime) { - return; - } - callback(fileName); + return fsWatchFile(fileName, callback, pollingInterval); } }, watchDirectory: function (directoryName, callback, recursive) { // Node 4.0 `fs.watch` function supports the "recursive" option on both OSX and Windows // (ref: https://github.com/nodejs/node/pull/2649 and https://github.com/Microsoft/TypeScript/issues/4643) - var options; - if (!directoryExists(directoryName)) { - return noOpFileWatcher; - } - if (isNode4OrLater() && (process.platform === "win32" || process.platform === "darwin")) { - options = { persistent: true, recursive: !!recursive }; - } - else { - options = { persistent: true }; - } - return _fs.watch(directoryName, options, function (eventName, relativeFileName) { + return fsWatchDirectory(directoryName, function (eventName, relativeFileName) { // In watchDirectory we only care about adding and removing files (when event name is // "rename"); changes made within files are handled by corresponding fileWatchers (when // event name is "change") @@ -3690,12 +4325,9 @@ var ts; // When deleting a file, the passed baseFileName is null callback(!relativeFileName ? relativeFileName : ts.normalizePath(ts.combinePaths(directoryName, relativeFileName))); } - ; - }); - }, - resolvePath: function (path) { - return _path.resolve(path); + }, recursive); }, + resolvePath: function (path) { return _path.resolve(path); }, fileExists: fileExists, directoryExists: directoryExists, createDirectory: function (directoryName) { @@ -3749,11 +4381,13 @@ var ts; realpath: function (path) { return _fs.realpathSync(path); }, + debugMode: ts.some(process.execArgv, function (arg) { return /^--(inspect|debug)(-brk)?(=\d+)?$/i.test(arg); }), tryEnableSourceMapsForHost: function () { try { require("source-map-support").install(); } catch (e) { + // Could not enable source maps. } }, setTimeout: setTimeout, @@ -3787,7 +4421,7 @@ var ts; getCurrentDirectory: function () { return ChakraHost.currentDirectory; }, getDirectories: ChakraHost.getDirectories, getEnvironmentVariable: ChakraHost.getEnvironmentVariable || (function () { return ""; }), - readDirectory: function (path, extensions, excludes, includes) { + readDirectory: function (path, extensions, excludes, includes, _depth) { var pattern = ts.getFileMatcherPatterns(path, excludes, includes, !!ChakraHost.useCaseSensitiveFileNames, ChakraHost.currentDirectory); return ChakraHost.readDirectory(path, extensions, pattern.basePaths, pattern.excludePattern, pattern.includeFilePattern, pattern.includeDirectoryPattern); }, @@ -3797,7 +4431,7 @@ var ts; } function recursiveCreateDirectory(directoryPath, sys) { var basePath = ts.getDirectoryPath(directoryPath); - var shouldCreateParent = directoryPath !== basePath && !sys.directoryExists(basePath); + var shouldCreateParent = basePath !== "" && directoryPath !== basePath && !sys.directoryExists(basePath); if (shouldCreateParent) { recursiveCreateDirectory(basePath, sys); } @@ -3809,9 +4443,6 @@ var ts; if (typeof ChakraHost !== "undefined") { sys = getChakraSystem(); } - else if (typeof WScript !== "undefined" && typeof ActiveXObject === "function") { - sys = getWScriptSystem(); - } else if (typeof process !== "undefined" && process.nextTick && !process.browser && typeof require !== "undefined") { // process and process.nextTick checks if current environment is node-like // process.browser check excludes webpack and browserify @@ -3835,824 +4466,960 @@ var ts; ? 1 /* Normal */ : 0 /* None */; } + if (ts.sys && ts.sys.debugMode) { + ts.Debug.isDebugging = true; + } })(ts || (ts = {})); // /// /* @internal */ var ts; (function (ts) { + function diag(code, category, key, message) { + return { code: code, category: category, key: key, message: message }; + } ts.Diagnostics = { - Unterminated_string_literal: { code: 1002, category: ts.DiagnosticCategory.Error, key: "Unterminated_string_literal_1002", message: "Unterminated string literal." }, - Identifier_expected: { code: 1003, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_1003", message: "Identifier expected." }, - _0_expected: { code: 1005, category: ts.DiagnosticCategory.Error, key: "_0_expected_1005", message: "'{0}' expected." }, - A_file_cannot_have_a_reference_to_itself: { code: 1006, category: ts.DiagnosticCategory.Error, key: "A_file_cannot_have_a_reference_to_itself_1006", message: "A file cannot have a reference to itself." }, - Trailing_comma_not_allowed: { code: 1009, category: ts.DiagnosticCategory.Error, key: "Trailing_comma_not_allowed_1009", message: "Trailing comma not allowed." }, - Asterisk_Slash_expected: { code: 1010, category: ts.DiagnosticCategory.Error, key: "Asterisk_Slash_expected_1010", message: "'*/' expected." }, - Unexpected_token: { code: 1012, category: ts.DiagnosticCategory.Error, key: "Unexpected_token_1012", message: "Unexpected token." }, - A_rest_parameter_must_be_last_in_a_parameter_list: { code: 1014, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_must_be_last_in_a_parameter_list_1014", message: "A rest parameter must be last in a parameter list." }, - Parameter_cannot_have_question_mark_and_initializer: { code: 1015, category: ts.DiagnosticCategory.Error, key: "Parameter_cannot_have_question_mark_and_initializer_1015", message: "Parameter cannot have question mark and initializer." }, - A_required_parameter_cannot_follow_an_optional_parameter: { code: 1016, category: ts.DiagnosticCategory.Error, key: "A_required_parameter_cannot_follow_an_optional_parameter_1016", message: "A required parameter cannot follow an optional parameter." }, - An_index_signature_cannot_have_a_rest_parameter: { code: 1017, category: ts.DiagnosticCategory.Error, key: "An_index_signature_cannot_have_a_rest_parameter_1017", message: "An index signature cannot have a rest parameter." }, - An_index_signature_parameter_cannot_have_an_accessibility_modifier: { code: 1018, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_cannot_have_an_accessibility_modifier_1018", message: "An index signature parameter cannot have an accessibility modifier." }, - An_index_signature_parameter_cannot_have_a_question_mark: { code: 1019, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_cannot_have_a_question_mark_1019", message: "An index signature parameter cannot have a question mark." }, - An_index_signature_parameter_cannot_have_an_initializer: { code: 1020, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_cannot_have_an_initializer_1020", message: "An index signature parameter cannot have an initializer." }, - An_index_signature_must_have_a_type_annotation: { code: 1021, category: ts.DiagnosticCategory.Error, key: "An_index_signature_must_have_a_type_annotation_1021", message: "An index signature must have a type annotation." }, - An_index_signature_parameter_must_have_a_type_annotation: { code: 1022, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_must_have_a_type_annotation_1022", message: "An index signature parameter must have a type annotation." }, - An_index_signature_parameter_type_must_be_string_or_number: { code: 1023, category: ts.DiagnosticCategory.Error, key: "An_index_signature_parameter_type_must_be_string_or_number_1023", message: "An index signature parameter type must be 'string' or 'number'." }, - readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature: { code: 1024, category: ts.DiagnosticCategory.Error, key: "readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature_1024", message: "'readonly' modifier can only appear on a property declaration or index signature." }, - Accessibility_modifier_already_seen: { code: 1028, category: ts.DiagnosticCategory.Error, key: "Accessibility_modifier_already_seen_1028", message: "Accessibility modifier already seen." }, - _0_modifier_must_precede_1_modifier: { code: 1029, category: ts.DiagnosticCategory.Error, key: "_0_modifier_must_precede_1_modifier_1029", message: "'{0}' modifier must precede '{1}' modifier." }, - _0_modifier_already_seen: { code: 1030, category: ts.DiagnosticCategory.Error, key: "_0_modifier_already_seen_1030", message: "'{0}' modifier already seen." }, - _0_modifier_cannot_appear_on_a_class_element: { code: 1031, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_class_element_1031", message: "'{0}' modifier cannot appear on a class element." }, - super_must_be_followed_by_an_argument_list_or_member_access: { code: 1034, category: ts.DiagnosticCategory.Error, key: "super_must_be_followed_by_an_argument_list_or_member_access_1034", message: "'super' must be followed by an argument list or member access." }, - Only_ambient_modules_can_use_quoted_names: { code: 1035, category: ts.DiagnosticCategory.Error, key: "Only_ambient_modules_can_use_quoted_names_1035", message: "Only ambient modules can use quoted names." }, - Statements_are_not_allowed_in_ambient_contexts: { code: 1036, category: ts.DiagnosticCategory.Error, key: "Statements_are_not_allowed_in_ambient_contexts_1036", message: "Statements are not allowed in ambient contexts." }, - A_declare_modifier_cannot_be_used_in_an_already_ambient_context: { code: 1038, category: ts.DiagnosticCategory.Error, key: "A_declare_modifier_cannot_be_used_in_an_already_ambient_context_1038", message: "A 'declare' modifier cannot be used in an already ambient context." }, - Initializers_are_not_allowed_in_ambient_contexts: { code: 1039, category: ts.DiagnosticCategory.Error, key: "Initializers_are_not_allowed_in_ambient_contexts_1039", message: "Initializers are not allowed in ambient contexts." }, - _0_modifier_cannot_be_used_in_an_ambient_context: { code: 1040, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_in_an_ambient_context_1040", message: "'{0}' modifier cannot be used in an ambient context." }, - _0_modifier_cannot_be_used_with_a_class_declaration: { code: 1041, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_with_a_class_declaration_1041", message: "'{0}' modifier cannot be used with a class declaration." }, - _0_modifier_cannot_be_used_here: { code: 1042, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_here_1042", message: "'{0}' modifier cannot be used here." }, - _0_modifier_cannot_appear_on_a_data_property: { code: 1043, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_data_property_1043", message: "'{0}' modifier cannot appear on a data property." }, - _0_modifier_cannot_appear_on_a_module_or_namespace_element: { code: 1044, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_module_or_namespace_element_1044", message: "'{0}' modifier cannot appear on a module or namespace element." }, - A_0_modifier_cannot_be_used_with_an_interface_declaration: { code: 1045, category: ts.DiagnosticCategory.Error, key: "A_0_modifier_cannot_be_used_with_an_interface_declaration_1045", message: "A '{0}' modifier cannot be used with an interface declaration." }, - A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file: { code: 1046, category: ts.DiagnosticCategory.Error, key: "A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file_1046", message: "A 'declare' modifier is required for a top level declaration in a .d.ts file." }, - A_rest_parameter_cannot_be_optional: { code: 1047, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_cannot_be_optional_1047", message: "A rest parameter cannot be optional." }, - A_rest_parameter_cannot_have_an_initializer: { code: 1048, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_cannot_have_an_initializer_1048", message: "A rest parameter cannot have an initializer." }, - A_set_accessor_must_have_exactly_one_parameter: { code: 1049, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_must_have_exactly_one_parameter_1049", message: "A 'set' accessor must have exactly one parameter." }, - A_set_accessor_cannot_have_an_optional_parameter: { code: 1051, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_cannot_have_an_optional_parameter_1051", message: "A 'set' accessor cannot have an optional parameter." }, - A_set_accessor_parameter_cannot_have_an_initializer: { code: 1052, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_parameter_cannot_have_an_initializer_1052", message: "A 'set' accessor parameter cannot have an initializer." }, - A_set_accessor_cannot_have_rest_parameter: { code: 1053, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_cannot_have_rest_parameter_1053", message: "A 'set' accessor cannot have rest parameter." }, - A_get_accessor_cannot_have_parameters: { code: 1054, category: ts.DiagnosticCategory.Error, key: "A_get_accessor_cannot_have_parameters_1054", message: "A 'get' accessor cannot have parameters." }, - Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value: { code: 1055, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Prom_1055", message: "Type '{0}' is not a valid async function return type in ES5/ES3 because it does not refer to a Promise-compatible constructor value." }, - Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: { code: 1056, category: ts.DiagnosticCategory.Error, key: "Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher_1056", message: "Accessors are only available when targeting ECMAScript 5 and higher." }, - An_async_function_or_method_must_have_a_valid_awaitable_return_type: { code: 1057, category: ts.DiagnosticCategory.Error, key: "An_async_function_or_method_must_have_a_valid_awaitable_return_type_1057", message: "An async function or method must have a valid awaitable return type." }, - Operand_for_await_does_not_have_a_valid_callable_then_member: { code: 1058, category: ts.DiagnosticCategory.Error, key: "Operand_for_await_does_not_have_a_valid_callable_then_member_1058", message: "Operand for 'await' does not have a valid callable 'then' member." }, - Return_expression_in_async_function_does_not_have_a_valid_callable_then_member: { code: 1059, category: ts.DiagnosticCategory.Error, key: "Return_expression_in_async_function_does_not_have_a_valid_callable_then_member_1059", message: "Return expression in async function does not have a valid callable 'then' member." }, - Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member: { code: 1060, category: ts.DiagnosticCategory.Error, key: "Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member_1060", message: "Expression body for async arrow function does not have a valid callable 'then' member." }, - Enum_member_must_have_initializer: { code: 1061, category: ts.DiagnosticCategory.Error, key: "Enum_member_must_have_initializer_1061", message: "Enum member must have initializer." }, - _0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: { code: 1062, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", message: "{0} is referenced directly or indirectly in the fulfillment callback of its own 'then' method." }, - An_export_assignment_cannot_be_used_in_a_namespace: { code: 1063, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_cannot_be_used_in_a_namespace_1063", message: "An export assignment cannot be used in a namespace." }, - The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type: { code: 1064, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_1064", message: "The return type of an async function or method must be the global Promise type." }, - In_ambient_enum_declarations_member_initializer_must_be_constant_expression: { code: 1066, category: ts.DiagnosticCategory.Error, key: "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066", message: "In ambient enum declarations member initializer must be constant expression." }, - Unexpected_token_A_constructor_method_accessor_or_property_was_expected: { code: 1068, category: ts.DiagnosticCategory.Error, key: "Unexpected_token_A_constructor_method_accessor_or_property_was_expected_1068", message: "Unexpected token. A constructor, method, accessor, or property was expected." }, - _0_modifier_cannot_appear_on_a_type_member: { code: 1070, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_type_member_1070", message: "'{0}' modifier cannot appear on a type member." }, - _0_modifier_cannot_appear_on_an_index_signature: { code: 1071, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_an_index_signature_1071", message: "'{0}' modifier cannot appear on an index signature." }, - A_0_modifier_cannot_be_used_with_an_import_declaration: { code: 1079, category: ts.DiagnosticCategory.Error, key: "A_0_modifier_cannot_be_used_with_an_import_declaration_1079", message: "A '{0}' modifier cannot be used with an import declaration." }, - Invalid_reference_directive_syntax: { code: 1084, category: ts.DiagnosticCategory.Error, key: "Invalid_reference_directive_syntax_1084", message: "Invalid 'reference' directive syntax." }, - Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0: { code: 1085, category: ts.DiagnosticCategory.Error, key: "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0_1085", message: "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'." }, - An_accessor_cannot_be_declared_in_an_ambient_context: { code: 1086, category: ts.DiagnosticCategory.Error, key: "An_accessor_cannot_be_declared_in_an_ambient_context_1086", message: "An accessor cannot be declared in an ambient context." }, - _0_modifier_cannot_appear_on_a_constructor_declaration: { code: 1089, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_constructor_declaration_1089", message: "'{0}' modifier cannot appear on a constructor declaration." }, - _0_modifier_cannot_appear_on_a_parameter: { code: 1090, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_parameter_1090", message: "'{0}' modifier cannot appear on a parameter." }, - Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement: { code: 1091, category: ts.DiagnosticCategory.Error, key: "Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement_1091", message: "Only a single variable declaration is allowed in a 'for...in' statement." }, - Type_parameters_cannot_appear_on_a_constructor_declaration: { code: 1092, category: ts.DiagnosticCategory.Error, key: "Type_parameters_cannot_appear_on_a_constructor_declaration_1092", message: "Type parameters cannot appear on a constructor declaration." }, - Type_annotation_cannot_appear_on_a_constructor_declaration: { code: 1093, category: ts.DiagnosticCategory.Error, key: "Type_annotation_cannot_appear_on_a_constructor_declaration_1093", message: "Type annotation cannot appear on a constructor declaration." }, - An_accessor_cannot_have_type_parameters: { code: 1094, category: ts.DiagnosticCategory.Error, key: "An_accessor_cannot_have_type_parameters_1094", message: "An accessor cannot have type parameters." }, - A_set_accessor_cannot_have_a_return_type_annotation: { code: 1095, category: ts.DiagnosticCategory.Error, key: "A_set_accessor_cannot_have_a_return_type_annotation_1095", message: "A 'set' accessor cannot have a return type annotation." }, - An_index_signature_must_have_exactly_one_parameter: { code: 1096, category: ts.DiagnosticCategory.Error, key: "An_index_signature_must_have_exactly_one_parameter_1096", message: "An index signature must have exactly one parameter." }, - _0_list_cannot_be_empty: { code: 1097, category: ts.DiagnosticCategory.Error, key: "_0_list_cannot_be_empty_1097", message: "'{0}' list cannot be empty." }, - Type_parameter_list_cannot_be_empty: { code: 1098, category: ts.DiagnosticCategory.Error, key: "Type_parameter_list_cannot_be_empty_1098", message: "Type parameter list cannot be empty." }, - Type_argument_list_cannot_be_empty: { code: 1099, category: ts.DiagnosticCategory.Error, key: "Type_argument_list_cannot_be_empty_1099", message: "Type argument list cannot be empty." }, - Invalid_use_of_0_in_strict_mode: { code: 1100, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_in_strict_mode_1100", message: "Invalid use of '{0}' in strict mode." }, - with_statements_are_not_allowed_in_strict_mode: { code: 1101, category: ts.DiagnosticCategory.Error, key: "with_statements_are_not_allowed_in_strict_mode_1101", message: "'with' statements are not allowed in strict mode." }, - delete_cannot_be_called_on_an_identifier_in_strict_mode: { code: 1102, category: ts.DiagnosticCategory.Error, key: "delete_cannot_be_called_on_an_identifier_in_strict_mode_1102", message: "'delete' cannot be called on an identifier in strict mode." }, - A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: { code: 1104, category: ts.DiagnosticCategory.Error, key: "A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement_1104", message: "A 'continue' statement can only be used within an enclosing iteration statement." }, - A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement: { code: 1105, category: ts.DiagnosticCategory.Error, key: "A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement_1105", message: "A 'break' statement can only be used within an enclosing iteration or switch statement." }, - Jump_target_cannot_cross_function_boundary: { code: 1107, category: ts.DiagnosticCategory.Error, key: "Jump_target_cannot_cross_function_boundary_1107", message: "Jump target cannot cross function boundary." }, - A_return_statement_can_only_be_used_within_a_function_body: { code: 1108, category: ts.DiagnosticCategory.Error, key: "A_return_statement_can_only_be_used_within_a_function_body_1108", message: "A 'return' statement can only be used within a function body." }, - Expression_expected: { code: 1109, category: ts.DiagnosticCategory.Error, key: "Expression_expected_1109", message: "Expression expected." }, - Type_expected: { code: 1110, category: ts.DiagnosticCategory.Error, key: "Type_expected_1110", message: "Type expected." }, - A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: { code: 1113, category: ts.DiagnosticCategory.Error, key: "A_default_clause_cannot_appear_more_than_once_in_a_switch_statement_1113", message: "A 'default' clause cannot appear more than once in a 'switch' statement." }, - Duplicate_label_0: { code: 1114, category: ts.DiagnosticCategory.Error, key: "Duplicate_label_0_1114", message: "Duplicate label '{0}'" }, - A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: { code: 1115, category: ts.DiagnosticCategory.Error, key: "A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement_1115", message: "A 'continue' statement can only jump to a label of an enclosing iteration statement." }, - A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement: { code: 1116, category: ts.DiagnosticCategory.Error, key: "A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement_1116", message: "A 'break' statement can only jump to a label of an enclosing statement." }, - An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode: { code: 1117, category: ts.DiagnosticCategory.Error, key: "An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode_1117", message: "An object literal cannot have multiple properties with the same name in strict mode." }, - An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name: { code: 1118, category: ts.DiagnosticCategory.Error, key: "An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name_1118", message: "An object literal cannot have multiple get/set accessors with the same name." }, - An_object_literal_cannot_have_property_and_accessor_with_the_same_name: { code: 1119, category: ts.DiagnosticCategory.Error, key: "An_object_literal_cannot_have_property_and_accessor_with_the_same_name_1119", message: "An object literal cannot have property and accessor with the same name." }, - An_export_assignment_cannot_have_modifiers: { code: 1120, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_cannot_have_modifiers_1120", message: "An export assignment cannot have modifiers." }, - Octal_literals_are_not_allowed_in_strict_mode: { code: 1121, category: ts.DiagnosticCategory.Error, key: "Octal_literals_are_not_allowed_in_strict_mode_1121", message: "Octal literals are not allowed in strict mode." }, - A_tuple_type_element_list_cannot_be_empty: { code: 1122, category: ts.DiagnosticCategory.Error, key: "A_tuple_type_element_list_cannot_be_empty_1122", message: "A tuple type element list cannot be empty." }, - Variable_declaration_list_cannot_be_empty: { code: 1123, category: ts.DiagnosticCategory.Error, key: "Variable_declaration_list_cannot_be_empty_1123", message: "Variable declaration list cannot be empty." }, - Digit_expected: { code: 1124, category: ts.DiagnosticCategory.Error, key: "Digit_expected_1124", message: "Digit expected." }, - Hexadecimal_digit_expected: { code: 1125, category: ts.DiagnosticCategory.Error, key: "Hexadecimal_digit_expected_1125", message: "Hexadecimal digit expected." }, - Unexpected_end_of_text: { code: 1126, category: ts.DiagnosticCategory.Error, key: "Unexpected_end_of_text_1126", message: "Unexpected end of text." }, - Invalid_character: { code: 1127, category: ts.DiagnosticCategory.Error, key: "Invalid_character_1127", message: "Invalid character." }, - Declaration_or_statement_expected: { code: 1128, category: ts.DiagnosticCategory.Error, key: "Declaration_or_statement_expected_1128", message: "Declaration or statement expected." }, - Statement_expected: { code: 1129, category: ts.DiagnosticCategory.Error, key: "Statement_expected_1129", message: "Statement expected." }, - case_or_default_expected: { code: 1130, category: ts.DiagnosticCategory.Error, key: "case_or_default_expected_1130", message: "'case' or 'default' expected." }, - Property_or_signature_expected: { code: 1131, category: ts.DiagnosticCategory.Error, key: "Property_or_signature_expected_1131", message: "Property or signature expected." }, - Enum_member_expected: { code: 1132, category: ts.DiagnosticCategory.Error, key: "Enum_member_expected_1132", message: "Enum member expected." }, - Variable_declaration_expected: { code: 1134, category: ts.DiagnosticCategory.Error, key: "Variable_declaration_expected_1134", message: "Variable declaration expected." }, - Argument_expression_expected: { code: 1135, category: ts.DiagnosticCategory.Error, key: "Argument_expression_expected_1135", message: "Argument expression expected." }, - Property_assignment_expected: { code: 1136, category: ts.DiagnosticCategory.Error, key: "Property_assignment_expected_1136", message: "Property assignment expected." }, - Expression_or_comma_expected: { code: 1137, category: ts.DiagnosticCategory.Error, key: "Expression_or_comma_expected_1137", message: "Expression or comma expected." }, - Parameter_declaration_expected: { code: 1138, category: ts.DiagnosticCategory.Error, key: "Parameter_declaration_expected_1138", message: "Parameter declaration expected." }, - Type_parameter_declaration_expected: { code: 1139, category: ts.DiagnosticCategory.Error, key: "Type_parameter_declaration_expected_1139", message: "Type parameter declaration expected." }, - Type_argument_expected: { code: 1140, category: ts.DiagnosticCategory.Error, key: "Type_argument_expected_1140", message: "Type argument expected." }, - String_literal_expected: { code: 1141, category: ts.DiagnosticCategory.Error, key: "String_literal_expected_1141", message: "String literal expected." }, - Line_break_not_permitted_here: { code: 1142, category: ts.DiagnosticCategory.Error, key: "Line_break_not_permitted_here_1142", message: "Line break not permitted here." }, - or_expected: { code: 1144, category: ts.DiagnosticCategory.Error, key: "or_expected_1144", message: "'{' or ';' expected." }, - Declaration_expected: { code: 1146, category: ts.DiagnosticCategory.Error, key: "Declaration_expected_1146", message: "Declaration expected." }, - Import_declarations_in_a_namespace_cannot_reference_a_module: { code: 1147, category: ts.DiagnosticCategory.Error, key: "Import_declarations_in_a_namespace_cannot_reference_a_module_1147", message: "Import declarations in a namespace cannot reference a module." }, - Cannot_use_imports_exports_or_module_augmentations_when_module_is_none: { code: 1148, category: ts.DiagnosticCategory.Error, key: "Cannot_use_imports_exports_or_module_augmentations_when_module_is_none_1148", message: "Cannot use imports, exports, or module augmentations when '--module' is 'none'." }, - File_name_0_differs_from_already_included_file_name_1_only_in_casing: { code: 1149, category: ts.DiagnosticCategory.Error, key: "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", message: "File name '{0}' differs from already included file name '{1}' only in casing" }, - new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead: { code: 1150, category: ts.DiagnosticCategory.Error, key: "new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead_1150", message: "'new T[]' cannot be used to create an array. Use 'new Array()' instead." }, - const_declarations_must_be_initialized: { code: 1155, category: ts.DiagnosticCategory.Error, key: "const_declarations_must_be_initialized_1155", message: "'const' declarations must be initialized" }, - const_declarations_can_only_be_declared_inside_a_block: { code: 1156, category: ts.DiagnosticCategory.Error, key: "const_declarations_can_only_be_declared_inside_a_block_1156", message: "'const' declarations can only be declared inside a block." }, - let_declarations_can_only_be_declared_inside_a_block: { code: 1157, category: ts.DiagnosticCategory.Error, key: "let_declarations_can_only_be_declared_inside_a_block_1157", message: "'let' declarations can only be declared inside a block." }, - Unterminated_template_literal: { code: 1160, category: ts.DiagnosticCategory.Error, key: "Unterminated_template_literal_1160", message: "Unterminated template literal." }, - Unterminated_regular_expression_literal: { code: 1161, category: ts.DiagnosticCategory.Error, key: "Unterminated_regular_expression_literal_1161", message: "Unterminated regular expression literal." }, - An_object_member_cannot_be_declared_optional: { code: 1162, category: ts.DiagnosticCategory.Error, key: "An_object_member_cannot_be_declared_optional_1162", message: "An object member cannot be declared optional." }, - A_yield_expression_is_only_allowed_in_a_generator_body: { code: 1163, category: ts.DiagnosticCategory.Error, key: "A_yield_expression_is_only_allowed_in_a_generator_body_1163", message: "A 'yield' expression is only allowed in a generator body." }, - Computed_property_names_are_not_allowed_in_enums: { code: 1164, category: ts.DiagnosticCategory.Error, key: "Computed_property_names_are_not_allowed_in_enums_1164", message: "Computed property names are not allowed in enums." }, - A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol: { code: 1165, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol_1165", message: "A computed property name in an ambient context must directly refer to a built-in symbol." }, - A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol: { code: 1166, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol_1166", message: "A computed property name in a class property declaration must directly refer to a built-in symbol." }, - A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol: { code: 1168, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol_1168", message: "A computed property name in a method overload must directly refer to a built-in symbol." }, - A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol: { code: 1169, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol_1169", message: "A computed property name in an interface must directly refer to a built-in symbol." }, - A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol: { code: 1170, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol_1170", message: "A computed property name in a type literal must directly refer to a built-in symbol." }, - A_comma_expression_is_not_allowed_in_a_computed_property_name: { code: 1171, category: ts.DiagnosticCategory.Error, key: "A_comma_expression_is_not_allowed_in_a_computed_property_name_1171", message: "A comma expression is not allowed in a computed property name." }, - extends_clause_already_seen: { code: 1172, category: ts.DiagnosticCategory.Error, key: "extends_clause_already_seen_1172", message: "'extends' clause already seen." }, - extends_clause_must_precede_implements_clause: { code: 1173, category: ts.DiagnosticCategory.Error, key: "extends_clause_must_precede_implements_clause_1173", message: "'extends' clause must precede 'implements' clause." }, - Classes_can_only_extend_a_single_class: { code: 1174, category: ts.DiagnosticCategory.Error, key: "Classes_can_only_extend_a_single_class_1174", message: "Classes can only extend a single class." }, - implements_clause_already_seen: { code: 1175, category: ts.DiagnosticCategory.Error, key: "implements_clause_already_seen_1175", message: "'implements' clause already seen." }, - Interface_declaration_cannot_have_implements_clause: { code: 1176, category: ts.DiagnosticCategory.Error, key: "Interface_declaration_cannot_have_implements_clause_1176", message: "Interface declaration cannot have 'implements' clause." }, - Binary_digit_expected: { code: 1177, category: ts.DiagnosticCategory.Error, key: "Binary_digit_expected_1177", message: "Binary digit expected." }, - Octal_digit_expected: { code: 1178, category: ts.DiagnosticCategory.Error, key: "Octal_digit_expected_1178", message: "Octal digit expected." }, - Unexpected_token_expected: { code: 1179, category: ts.DiagnosticCategory.Error, key: "Unexpected_token_expected_1179", message: "Unexpected token. '{' expected." }, - Property_destructuring_pattern_expected: { code: 1180, category: ts.DiagnosticCategory.Error, key: "Property_destructuring_pattern_expected_1180", message: "Property destructuring pattern expected." }, - Array_element_destructuring_pattern_expected: { code: 1181, category: ts.DiagnosticCategory.Error, key: "Array_element_destructuring_pattern_expected_1181", message: "Array element destructuring pattern expected." }, - A_destructuring_declaration_must_have_an_initializer: { code: 1182, category: ts.DiagnosticCategory.Error, key: "A_destructuring_declaration_must_have_an_initializer_1182", message: "A destructuring declaration must have an initializer." }, - An_implementation_cannot_be_declared_in_ambient_contexts: { code: 1183, category: ts.DiagnosticCategory.Error, key: "An_implementation_cannot_be_declared_in_ambient_contexts_1183", message: "An implementation cannot be declared in ambient contexts." }, - Modifiers_cannot_appear_here: { code: 1184, category: ts.DiagnosticCategory.Error, key: "Modifiers_cannot_appear_here_1184", message: "Modifiers cannot appear here." }, - Merge_conflict_marker_encountered: { code: 1185, category: ts.DiagnosticCategory.Error, key: "Merge_conflict_marker_encountered_1185", message: "Merge conflict marker encountered." }, - A_rest_element_cannot_have_an_initializer: { code: 1186, category: ts.DiagnosticCategory.Error, key: "A_rest_element_cannot_have_an_initializer_1186", message: "A rest element cannot have an initializer." }, - A_parameter_property_may_not_be_declared_using_a_binding_pattern: { code: 1187, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_may_not_be_declared_using_a_binding_pattern_1187", message: "A parameter property may not be declared using a binding pattern." }, - Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement: { code: 1188, category: ts.DiagnosticCategory.Error, key: "Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement_1188", message: "Only a single variable declaration is allowed in a 'for...of' statement." }, - The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer: { code: 1189, category: ts.DiagnosticCategory.Error, key: "The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer_1189", message: "The variable declaration of a 'for...in' statement cannot have an initializer." }, - The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer: { code: 1190, category: ts.DiagnosticCategory.Error, key: "The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer_1190", message: "The variable declaration of a 'for...of' statement cannot have an initializer." }, - An_import_declaration_cannot_have_modifiers: { code: 1191, category: ts.DiagnosticCategory.Error, key: "An_import_declaration_cannot_have_modifiers_1191", message: "An import declaration cannot have modifiers." }, - Module_0_has_no_default_export: { code: 1192, category: ts.DiagnosticCategory.Error, key: "Module_0_has_no_default_export_1192", message: "Module '{0}' has no default export." }, - An_export_declaration_cannot_have_modifiers: { code: 1193, category: ts.DiagnosticCategory.Error, key: "An_export_declaration_cannot_have_modifiers_1193", message: "An export declaration cannot have modifiers." }, - Export_declarations_are_not_permitted_in_a_namespace: { code: 1194, category: ts.DiagnosticCategory.Error, key: "Export_declarations_are_not_permitted_in_a_namespace_1194", message: "Export declarations are not permitted in a namespace." }, - Catch_clause_variable_cannot_have_a_type_annotation: { code: 1196, category: ts.DiagnosticCategory.Error, key: "Catch_clause_variable_cannot_have_a_type_annotation_1196", message: "Catch clause variable cannot have a type annotation." }, - Catch_clause_variable_cannot_have_an_initializer: { code: 1197, category: ts.DiagnosticCategory.Error, key: "Catch_clause_variable_cannot_have_an_initializer_1197", message: "Catch clause variable cannot have an initializer." }, - An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive: { code: 1198, category: ts.DiagnosticCategory.Error, key: "An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive_1198", message: "An extended Unicode escape value must be between 0x0 and 0x10FFFF inclusive." }, - Unterminated_Unicode_escape_sequence: { code: 1199, category: ts.DiagnosticCategory.Error, key: "Unterminated_Unicode_escape_sequence_1199", message: "Unterminated Unicode escape sequence." }, - Line_terminator_not_permitted_before_arrow: { code: 1200, category: ts.DiagnosticCategory.Error, key: "Line_terminator_not_permitted_before_arrow_1200", message: "Line terminator not permitted before arrow." }, - Import_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead: { code: 1202, category: ts.DiagnosticCategory.Error, key: "Import_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_import_Asteri_1202", message: "Import assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'import * as ns from \"mod\"', 'import {a} from \"mod\"', 'import d from \"mod\"', or another module format instead." }, - Export_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_export_default_or_another_module_format_instead: { code: 1203, category: ts.DiagnosticCategory.Error, key: "Export_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_export_defaul_1203", message: "Export assignment cannot be used when targeting ECMAScript 2015 modules. Consider using 'export default' or another module format instead." }, - Decorators_are_not_valid_here: { code: 1206, category: ts.DiagnosticCategory.Error, key: "Decorators_are_not_valid_here_1206", message: "Decorators are not valid here." }, - Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name: { code: 1207, category: ts.DiagnosticCategory.Error, key: "Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name_1207", message: "Decorators cannot be applied to multiple get/set accessors of the same name." }, - Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided: { code: 1208, category: ts.DiagnosticCategory.Error, key: "Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided_1208", message: "Cannot compile namespaces when the '--isolatedModules' flag is provided." }, - Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided: { code: 1209, category: ts.DiagnosticCategory.Error, key: "Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided_1209", message: "Ambient const enums are not allowed when the '--isolatedModules' flag is provided." }, - Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode: { code: 1210, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode_1210", message: "Invalid use of '{0}'. Class definitions are automatically in strict mode." }, - A_class_declaration_without_the_default_modifier_must_have_a_name: { code: 1211, category: ts.DiagnosticCategory.Error, key: "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", message: "A class declaration without the 'default' modifier must have a name" }, - Identifier_expected_0_is_a_reserved_word_in_strict_mode: { code: 1212, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", message: "Identifier expected. '{0}' is a reserved word in strict mode" }, - Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode: { code: 1213, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_stric_1213", message: "Identifier expected. '{0}' is a reserved word in strict mode. Class definitions are automatically in strict mode." }, - Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode: { code: 1214, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode_1214", message: "Identifier expected. '{0}' is a reserved word in strict mode. Modules are automatically in strict mode." }, - Invalid_use_of_0_Modules_are_automatically_in_strict_mode: { code: 1215, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215", message: "Invalid use of '{0}'. Modules are automatically in strict mode." }, - Export_assignment_is_not_supported_when_module_flag_is_system: { code: 1218, category: ts.DiagnosticCategory.Error, key: "Export_assignment_is_not_supported_when_module_flag_is_system_1218", message: "Export assignment is not supported when '--module' flag is 'system'." }, - Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning: { code: 1219, category: ts.DiagnosticCategory.Error, key: "Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_t_1219", message: "Experimental support for decorators is a feature that is subject to change in a future release. Set the 'experimentalDecorators' option to remove this warning." }, - Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher: { code: 1220, category: ts.DiagnosticCategory.Error, key: "Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher_1220", message: "Generators are only available when targeting ECMAScript 2015 or higher." }, - Generators_are_not_allowed_in_an_ambient_context: { code: 1221, category: ts.DiagnosticCategory.Error, key: "Generators_are_not_allowed_in_an_ambient_context_1221", message: "Generators are not allowed in an ambient context." }, - An_overload_signature_cannot_be_declared_as_a_generator: { code: 1222, category: ts.DiagnosticCategory.Error, key: "An_overload_signature_cannot_be_declared_as_a_generator_1222", message: "An overload signature cannot be declared as a generator." }, - _0_tag_already_specified: { code: 1223, category: ts.DiagnosticCategory.Error, key: "_0_tag_already_specified_1223", message: "'{0}' tag already specified." }, - Signature_0_must_have_a_type_predicate: { code: 1224, category: ts.DiagnosticCategory.Error, key: "Signature_0_must_have_a_type_predicate_1224", message: "Signature '{0}' must have a type predicate." }, - Cannot_find_parameter_0: { code: 1225, category: ts.DiagnosticCategory.Error, key: "Cannot_find_parameter_0_1225", message: "Cannot find parameter '{0}'." }, - Type_predicate_0_is_not_assignable_to_1: { code: 1226, category: ts.DiagnosticCategory.Error, key: "Type_predicate_0_is_not_assignable_to_1_1226", message: "Type predicate '{0}' is not assignable to '{1}'." }, - Parameter_0_is_not_in_the_same_position_as_parameter_1: { code: 1227, category: ts.DiagnosticCategory.Error, key: "Parameter_0_is_not_in_the_same_position_as_parameter_1_1227", message: "Parameter '{0}' is not in the same position as parameter '{1}'." }, - A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods: { code: 1228, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods_1228", message: "A type predicate is only allowed in return type position for functions and methods." }, - A_type_predicate_cannot_reference_a_rest_parameter: { code: 1229, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_cannot_reference_a_rest_parameter_1229", message: "A type predicate cannot reference a rest parameter." }, - A_type_predicate_cannot_reference_element_0_in_a_binding_pattern: { code: 1230, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_cannot_reference_element_0_in_a_binding_pattern_1230", message: "A type predicate cannot reference element '{0}' in a binding pattern." }, - An_export_assignment_can_only_be_used_in_a_module: { code: 1231, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_can_only_be_used_in_a_module_1231", message: "An export assignment can only be used in a module." }, - An_import_declaration_can_only_be_used_in_a_namespace_or_module: { code: 1232, category: ts.DiagnosticCategory.Error, key: "An_import_declaration_can_only_be_used_in_a_namespace_or_module_1232", message: "An import declaration can only be used in a namespace or module." }, - An_export_declaration_can_only_be_used_in_a_module: { code: 1233, category: ts.DiagnosticCategory.Error, key: "An_export_declaration_can_only_be_used_in_a_module_1233", message: "An export declaration can only be used in a module." }, - An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file: { code: 1234, category: ts.DiagnosticCategory.Error, key: "An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file_1234", message: "An ambient module declaration is only allowed at the top level in a file." }, - A_namespace_declaration_is_only_allowed_in_a_namespace_or_module: { code: 1235, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_is_only_allowed_in_a_namespace_or_module_1235", message: "A namespace declaration is only allowed in a namespace or module." }, - The_return_type_of_a_property_decorator_function_must_be_either_void_or_any: { code: 1236, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_a_property_decorator_function_must_be_either_void_or_any_1236", message: "The return type of a property decorator function must be either 'void' or 'any'." }, - The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any: { code: 1237, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any_1237", message: "The return type of a parameter decorator function must be either 'void' or 'any'." }, - Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression: { code: 1238, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression_1238", message: "Unable to resolve signature of class decorator when called as an expression." }, - Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression: { code: 1239, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression_1239", message: "Unable to resolve signature of parameter decorator when called as an expression." }, - Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression: { code: 1240, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression_1240", message: "Unable to resolve signature of property decorator when called as an expression." }, - Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression: { code: 1241, category: ts.DiagnosticCategory.Error, key: "Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression_1241", message: "Unable to resolve signature of method decorator when called as an expression." }, - abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration: { code: 1242, category: ts.DiagnosticCategory.Error, key: "abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration_1242", message: "'abstract' modifier can only appear on a class, method, or property declaration." }, - _0_modifier_cannot_be_used_with_1_modifier: { code: 1243, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_be_used_with_1_modifier_1243", message: "'{0}' modifier cannot be used with '{1}' modifier." }, - Abstract_methods_can_only_appear_within_an_abstract_class: { code: 1244, category: ts.DiagnosticCategory.Error, key: "Abstract_methods_can_only_appear_within_an_abstract_class_1244", message: "Abstract methods can only appear within an abstract class." }, - Method_0_cannot_have_an_implementation_because_it_is_marked_abstract: { code: 1245, category: ts.DiagnosticCategory.Error, key: "Method_0_cannot_have_an_implementation_because_it_is_marked_abstract_1245", message: "Method '{0}' cannot have an implementation because it is marked abstract." }, - An_interface_property_cannot_have_an_initializer: { code: 1246, category: ts.DiagnosticCategory.Error, key: "An_interface_property_cannot_have_an_initializer_1246", message: "An interface property cannot have an initializer." }, - A_type_literal_property_cannot_have_an_initializer: { code: 1247, category: ts.DiagnosticCategory.Error, key: "A_type_literal_property_cannot_have_an_initializer_1247", message: "A type literal property cannot have an initializer." }, - A_class_member_cannot_have_the_0_keyword: { code: 1248, category: ts.DiagnosticCategory.Error, key: "A_class_member_cannot_have_the_0_keyword_1248", message: "A class member cannot have the '{0}' keyword." }, - A_decorator_can_only_decorate_a_method_implementation_not_an_overload: { code: 1249, category: ts.DiagnosticCategory.Error, key: "A_decorator_can_only_decorate_a_method_implementation_not_an_overload_1249", message: "A decorator can only decorate a method implementation, not an overload." }, - Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5: { code: 1250, category: ts.DiagnosticCategory.Error, key: "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_1250", message: "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'." }, - Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode: { code: 1251, category: ts.DiagnosticCategory.Error, key: "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_d_1251", message: "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Class definitions are automatically in strict mode." }, - Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode: { code: 1252, category: ts.DiagnosticCategory.Error, key: "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_1252", message: "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Modules are automatically in strict mode." }, - _0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag: { code: 1253, category: ts.DiagnosticCategory.Error, key: "_0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag_1253", message: "'{0}' tag cannot be used independently as a top level JSDoc tag." }, - A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal: { code: 1254, category: ts.DiagnosticCategory.Error, key: "A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_1254", message: "A 'const' initializer in an ambient context must be a string or numeric literal." }, - with_statements_are_not_allowed_in_an_async_function_block: { code: 1300, category: ts.DiagnosticCategory.Error, key: "with_statements_are_not_allowed_in_an_async_function_block_1300", message: "'with' statements are not allowed in an async function block." }, - await_expression_is_only_allowed_within_an_async_function: { code: 1308, category: ts.DiagnosticCategory.Error, key: "await_expression_is_only_allowed_within_an_async_function_1308", message: "'await' expression is only allowed within an async function." }, - can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment: { code: 1312, category: ts.DiagnosticCategory.Error, key: "can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment_1312", message: "'=' can only be used in an object literal property inside a destructuring assignment." }, - The_body_of_an_if_statement_cannot_be_the_empty_statement: { code: 1313, category: ts.DiagnosticCategory.Error, key: "The_body_of_an_if_statement_cannot_be_the_empty_statement_1313", message: "The body of an 'if' statement cannot be the empty statement." }, - Global_module_exports_may_only_appear_in_module_files: { code: 1314, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_in_module_files_1314", message: "Global module exports may only appear in module files." }, - Global_module_exports_may_only_appear_in_declaration_files: { code: 1315, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_in_declaration_files_1315", message: "Global module exports may only appear in declaration files." }, - Global_module_exports_may_only_appear_at_top_level: { code: 1316, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_at_top_level_1316", message: "Global module exports may only appear at top level." }, - A_parameter_property_cannot_be_declared_using_a_rest_parameter: { code: 1317, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_cannot_be_declared_using_a_rest_parameter_1317", message: "A parameter property cannot be declared using a rest parameter." }, - An_abstract_accessor_cannot_have_an_implementation: { code: 1318, category: ts.DiagnosticCategory.Error, key: "An_abstract_accessor_cannot_have_an_implementation_1318", message: "An abstract accessor cannot have an implementation." }, - Duplicate_identifier_0: { code: 2300, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_2300", message: "Duplicate identifier '{0}'." }, - Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: { code: 2301, category: ts.DiagnosticCategory.Error, key: "Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor_2301", message: "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor." }, - Static_members_cannot_reference_class_type_parameters: { code: 2302, category: ts.DiagnosticCategory.Error, key: "Static_members_cannot_reference_class_type_parameters_2302", message: "Static members cannot reference class type parameters." }, - Circular_definition_of_import_alias_0: { code: 2303, category: ts.DiagnosticCategory.Error, key: "Circular_definition_of_import_alias_0_2303", message: "Circular definition of import alias '{0}'." }, - Cannot_find_name_0: { code: 2304, category: ts.DiagnosticCategory.Error, key: "Cannot_find_name_0_2304", message: "Cannot find name '{0}'." }, - Module_0_has_no_exported_member_1: { code: 2305, category: ts.DiagnosticCategory.Error, key: "Module_0_has_no_exported_member_1_2305", message: "Module '{0}' has no exported member '{1}'." }, - File_0_is_not_a_module: { code: 2306, category: ts.DiagnosticCategory.Error, key: "File_0_is_not_a_module_2306", message: "File '{0}' is not a module." }, - Cannot_find_module_0: { code: 2307, category: ts.DiagnosticCategory.Error, key: "Cannot_find_module_0_2307", message: "Cannot find module '{0}'." }, - Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity: { code: 2308, category: ts.DiagnosticCategory.Error, key: "Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambig_2308", message: "Module {0} has already exported a member named '{1}'. Consider explicitly re-exporting to resolve the ambiguity." }, - An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements: { code: 2309, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements_2309", message: "An export assignment cannot be used in a module with other exported elements." }, - Type_0_recursively_references_itself_as_a_base_type: { code: 2310, category: ts.DiagnosticCategory.Error, key: "Type_0_recursively_references_itself_as_a_base_type_2310", message: "Type '{0}' recursively references itself as a base type." }, - A_class_may_only_extend_another_class: { code: 2311, category: ts.DiagnosticCategory.Error, key: "A_class_may_only_extend_another_class_2311", message: "A class may only extend another class." }, - An_interface_may_only_extend_a_class_or_another_interface: { code: 2312, category: ts.DiagnosticCategory.Error, key: "An_interface_may_only_extend_a_class_or_another_interface_2312", message: "An interface may only extend a class or another interface." }, - Type_parameter_0_has_a_circular_constraint: { code: 2313, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_has_a_circular_constraint_2313", message: "Type parameter '{0}' has a circular constraint." }, - Generic_type_0_requires_1_type_argument_s: { code: 2314, category: ts.DiagnosticCategory.Error, key: "Generic_type_0_requires_1_type_argument_s_2314", message: "Generic type '{0}' requires {1} type argument(s)." }, - Type_0_is_not_generic: { code: 2315, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_generic_2315", message: "Type '{0}' is not generic." }, - Global_type_0_must_be_a_class_or_interface_type: { code: 2316, category: ts.DiagnosticCategory.Error, key: "Global_type_0_must_be_a_class_or_interface_type_2316", message: "Global type '{0}' must be a class or interface type." }, - Global_type_0_must_have_1_type_parameter_s: { code: 2317, category: ts.DiagnosticCategory.Error, key: "Global_type_0_must_have_1_type_parameter_s_2317", message: "Global type '{0}' must have {1} type parameter(s)." }, - Cannot_find_global_type_0: { code: 2318, category: ts.DiagnosticCategory.Error, key: "Cannot_find_global_type_0_2318", message: "Cannot find global type '{0}'." }, - Named_property_0_of_types_1_and_2_are_not_identical: { code: 2319, category: ts.DiagnosticCategory.Error, key: "Named_property_0_of_types_1_and_2_are_not_identical_2319", message: "Named property '{0}' of types '{1}' and '{2}' are not identical." }, - Interface_0_cannot_simultaneously_extend_types_1_and_2: { code: 2320, category: ts.DiagnosticCategory.Error, key: "Interface_0_cannot_simultaneously_extend_types_1_and_2_2320", message: "Interface '{0}' cannot simultaneously extend types '{1}' and '{2}'." }, - Excessive_stack_depth_comparing_types_0_and_1: { code: 2321, category: ts.DiagnosticCategory.Error, key: "Excessive_stack_depth_comparing_types_0_and_1_2321", message: "Excessive stack depth comparing types '{0}' and '{1}'." }, - Type_0_is_not_assignable_to_type_1: { code: 2322, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_assignable_to_type_1_2322", message: "Type '{0}' is not assignable to type '{1}'." }, - Cannot_redeclare_exported_variable_0: { code: 2323, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_exported_variable_0_2323", message: "Cannot redeclare exported variable '{0}'." }, - Property_0_is_missing_in_type_1: { code: 2324, category: ts.DiagnosticCategory.Error, key: "Property_0_is_missing_in_type_1_2324", message: "Property '{0}' is missing in type '{1}'." }, - Property_0_is_private_in_type_1_but_not_in_type_2: { code: 2325, category: ts.DiagnosticCategory.Error, key: "Property_0_is_private_in_type_1_but_not_in_type_2_2325", message: "Property '{0}' is private in type '{1}' but not in type '{2}'." }, - Types_of_property_0_are_incompatible: { code: 2326, category: ts.DiagnosticCategory.Error, key: "Types_of_property_0_are_incompatible_2326", message: "Types of property '{0}' are incompatible." }, - Property_0_is_optional_in_type_1_but_required_in_type_2: { code: 2327, category: ts.DiagnosticCategory.Error, key: "Property_0_is_optional_in_type_1_but_required_in_type_2_2327", message: "Property '{0}' is optional in type '{1}' but required in type '{2}'." }, - Types_of_parameters_0_and_1_are_incompatible: { code: 2328, category: ts.DiagnosticCategory.Error, key: "Types_of_parameters_0_and_1_are_incompatible_2328", message: "Types of parameters '{0}' and '{1}' are incompatible." }, - Index_signature_is_missing_in_type_0: { code: 2329, category: ts.DiagnosticCategory.Error, key: "Index_signature_is_missing_in_type_0_2329", message: "Index signature is missing in type '{0}'." }, - Index_signatures_are_incompatible: { code: 2330, category: ts.DiagnosticCategory.Error, key: "Index_signatures_are_incompatible_2330", message: "Index signatures are incompatible." }, - this_cannot_be_referenced_in_a_module_or_namespace_body: { code: 2331, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_a_module_or_namespace_body_2331", message: "'this' cannot be referenced in a module or namespace body." }, - this_cannot_be_referenced_in_current_location: { code: 2332, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_current_location_2332", message: "'this' cannot be referenced in current location." }, - this_cannot_be_referenced_in_constructor_arguments: { code: 2333, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_constructor_arguments_2333", message: "'this' cannot be referenced in constructor arguments." }, - this_cannot_be_referenced_in_a_static_property_initializer: { code: 2334, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_a_static_property_initializer_2334", message: "'this' cannot be referenced in a static property initializer." }, - super_can_only_be_referenced_in_a_derived_class: { code: 2335, category: ts.DiagnosticCategory.Error, key: "super_can_only_be_referenced_in_a_derived_class_2335", message: "'super' can only be referenced in a derived class." }, - super_cannot_be_referenced_in_constructor_arguments: { code: 2336, category: ts.DiagnosticCategory.Error, key: "super_cannot_be_referenced_in_constructor_arguments_2336", message: "'super' cannot be referenced in constructor arguments." }, - Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors: { code: 2337, category: ts.DiagnosticCategory.Error, key: "Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors_2337", message: "Super calls are not permitted outside constructors or in nested functions inside constructors." }, - super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class: { code: 2338, category: ts.DiagnosticCategory.Error, key: "super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_der_2338", message: "'super' property access is permitted only in a constructor, member function, or member accessor of a derived class." }, - Property_0_does_not_exist_on_type_1: { code: 2339, category: ts.DiagnosticCategory.Error, key: "Property_0_does_not_exist_on_type_1_2339", message: "Property '{0}' does not exist on type '{1}'." }, - Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: { code: 2340, category: ts.DiagnosticCategory.Error, key: "Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword_2340", message: "Only public and protected methods of the base class are accessible via the 'super' keyword." }, - Property_0_is_private_and_only_accessible_within_class_1: { code: 2341, category: ts.DiagnosticCategory.Error, key: "Property_0_is_private_and_only_accessible_within_class_1_2341", message: "Property '{0}' is private and only accessible within class '{1}'." }, - An_index_expression_argument_must_be_of_type_string_number_symbol_or_any: { code: 2342, category: ts.DiagnosticCategory.Error, key: "An_index_expression_argument_must_be_of_type_string_number_symbol_or_any_2342", message: "An index expression argument must be of type 'string', 'number', 'symbol', or 'any'." }, - This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1: { code: 2343, category: ts.DiagnosticCategory.Error, key: "This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1_2343", message: "This syntax requires an imported helper named '{1}', but module '{0}' has no exported member '{1}'." }, - Type_0_does_not_satisfy_the_constraint_1: { code: 2344, category: ts.DiagnosticCategory.Error, key: "Type_0_does_not_satisfy_the_constraint_1_2344", message: "Type '{0}' does not satisfy the constraint '{1}'." }, - Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: { code: 2345, category: ts.DiagnosticCategory.Error, key: "Argument_of_type_0_is_not_assignable_to_parameter_of_type_1_2345", message: "Argument of type '{0}' is not assignable to parameter of type '{1}'." }, - Supplied_parameters_do_not_match_any_signature_of_call_target: { code: 2346, category: ts.DiagnosticCategory.Error, key: "Supplied_parameters_do_not_match_any_signature_of_call_target_2346", message: "Supplied parameters do not match any signature of call target." }, - Untyped_function_calls_may_not_accept_type_arguments: { code: 2347, category: ts.DiagnosticCategory.Error, key: "Untyped_function_calls_may_not_accept_type_arguments_2347", message: "Untyped function calls may not accept type arguments." }, - Value_of_type_0_is_not_callable_Did_you_mean_to_include_new: { code: 2348, category: ts.DiagnosticCategory.Error, key: "Value_of_type_0_is_not_callable_Did_you_mean_to_include_new_2348", message: "Value of type '{0}' is not callable. Did you mean to include 'new'?" }, - Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatures: { code: 2349, category: ts.DiagnosticCategory.Error, key: "Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatur_2349", message: "Cannot invoke an expression whose type lacks a call signature. Type '{0}' has no compatible call signatures." }, - Only_a_void_function_can_be_called_with_the_new_keyword: { code: 2350, category: ts.DiagnosticCategory.Error, key: "Only_a_void_function_can_be_called_with_the_new_keyword_2350", message: "Only a void function can be called with the 'new' keyword." }, - Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature: { code: 2351, category: ts.DiagnosticCategory.Error, key: "Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature_2351", message: "Cannot use 'new' with an expression whose type lacks a call or construct signature." }, - Type_0_cannot_be_converted_to_type_1: { code: 2352, category: ts.DiagnosticCategory.Error, key: "Type_0_cannot_be_converted_to_type_1_2352", message: "Type '{0}' cannot be converted to type '{1}'." }, - Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1: { code: 2353, category: ts.DiagnosticCategory.Error, key: "Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1_2353", message: "Object literal may only specify known properties, and '{0}' does not exist in type '{1}'." }, - This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found: { code: 2354, category: ts.DiagnosticCategory.Error, key: "This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found_2354", message: "This syntax requires an imported helper but module '{0}' cannot be found." }, - A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value: { code: 2355, category: ts.DiagnosticCategory.Error, key: "A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_2355", message: "A function whose declared type is neither 'void' nor 'any' must return a value." }, - An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type: { code: 2356, category: ts.DiagnosticCategory.Error, key: "An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type_2356", message: "An arithmetic operand must be of type 'any', 'number' or an enum type." }, - The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access: { code: 2357, category: ts.DiagnosticCategory.Error, key: "The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access_2357", message: "The operand of an increment or decrement operator must be a variable or a property access." }, - The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2358, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_paramete_2358", message: "The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter." }, - The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type: { code: 2359, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_F_2359", message: "The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type." }, - The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol: { code: 2360, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol_2360", message: "The left-hand side of an 'in' expression must be of type 'any', 'string', 'number', or 'symbol'." }, - The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2361, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", message: "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter" }, - The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: { code: 2362, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2362", message: "The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type." }, - The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: { code: 2363, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2363", message: "The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type." }, - The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: { code: 2364, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access_2364", message: "The left-hand side of an assignment expression must be a variable or a property access." }, - Operator_0_cannot_be_applied_to_types_1_and_2: { code: 2365, category: ts.DiagnosticCategory.Error, key: "Operator_0_cannot_be_applied_to_types_1_and_2_2365", message: "Operator '{0}' cannot be applied to types '{1}' and '{2}'." }, - Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: { code: 2366, category: ts.DiagnosticCategory.Error, key: "Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined_2366", message: "Function lacks ending return statement and return type does not include 'undefined'." }, - Type_parameter_name_cannot_be_0: { code: 2368, category: ts.DiagnosticCategory.Error, key: "Type_parameter_name_cannot_be_0_2368", message: "Type parameter name cannot be '{0}'" }, - A_parameter_property_is_only_allowed_in_a_constructor_implementation: { code: 2369, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_is_only_allowed_in_a_constructor_implementation_2369", message: "A parameter property is only allowed in a constructor implementation." }, - A_rest_parameter_must_be_of_an_array_type: { code: 2370, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_must_be_of_an_array_type_2370", message: "A rest parameter must be of an array type." }, - A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: { code: 2371, category: ts.DiagnosticCategory.Error, key: "A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation_2371", message: "A parameter initializer is only allowed in a function or constructor implementation." }, - Parameter_0_cannot_be_referenced_in_its_initializer: { code: 2372, category: ts.DiagnosticCategory.Error, key: "Parameter_0_cannot_be_referenced_in_its_initializer_2372", message: "Parameter '{0}' cannot be referenced in its initializer." }, - Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it: { code: 2373, category: ts.DiagnosticCategory.Error, key: "Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it_2373", message: "Initializer of parameter '{0}' cannot reference identifier '{1}' declared after it." }, - Duplicate_string_index_signature: { code: 2374, category: ts.DiagnosticCategory.Error, key: "Duplicate_string_index_signature_2374", message: "Duplicate string index signature." }, - Duplicate_number_index_signature: { code: 2375, category: ts.DiagnosticCategory.Error, key: "Duplicate_number_index_signature_2375", message: "Duplicate number index signature." }, - A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_or_has_parameter_properties: { code: 2376, category: ts.DiagnosticCategory.Error, key: "A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_proper_2376", message: "A 'super' call must be the first statement in the constructor when a class contains initialized properties or has parameter properties." }, - Constructors_for_derived_classes_must_contain_a_super_call: { code: 2377, category: ts.DiagnosticCategory.Error, key: "Constructors_for_derived_classes_must_contain_a_super_call_2377", message: "Constructors for derived classes must contain a 'super' call." }, - A_get_accessor_must_return_a_value: { code: 2378, category: ts.DiagnosticCategory.Error, key: "A_get_accessor_must_return_a_value_2378", message: "A 'get' accessor must return a value." }, - Getter_and_setter_accessors_do_not_agree_in_visibility: { code: 2379, category: ts.DiagnosticCategory.Error, key: "Getter_and_setter_accessors_do_not_agree_in_visibility_2379", message: "Getter and setter accessors do not agree in visibility." }, - get_and_set_accessor_must_have_the_same_type: { code: 2380, category: ts.DiagnosticCategory.Error, key: "get_and_set_accessor_must_have_the_same_type_2380", message: "'get' and 'set' accessor must have the same type." }, - A_signature_with_an_implementation_cannot_use_a_string_literal_type: { code: 2381, category: ts.DiagnosticCategory.Error, key: "A_signature_with_an_implementation_cannot_use_a_string_literal_type_2381", message: "A signature with an implementation cannot use a string literal type." }, - Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature: { code: 2382, category: ts.DiagnosticCategory.Error, key: "Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature_2382", message: "Specialized overload signature is not assignable to any non-specialized signature." }, - Overload_signatures_must_all_be_exported_or_non_exported: { code: 2383, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_exported_or_non_exported_2383", message: "Overload signatures must all be exported or non-exported." }, - Overload_signatures_must_all_be_ambient_or_non_ambient: { code: 2384, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_ambient_or_non_ambient_2384", message: "Overload signatures must all be ambient or non-ambient." }, - Overload_signatures_must_all_be_public_private_or_protected: { code: 2385, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_public_private_or_protected_2385", message: "Overload signatures must all be public, private or protected." }, - Overload_signatures_must_all_be_optional_or_required: { code: 2386, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_optional_or_required_2386", message: "Overload signatures must all be optional or required." }, - Function_overload_must_be_static: { code: 2387, category: ts.DiagnosticCategory.Error, key: "Function_overload_must_be_static_2387", message: "Function overload must be static." }, - Function_overload_must_not_be_static: { code: 2388, category: ts.DiagnosticCategory.Error, key: "Function_overload_must_not_be_static_2388", message: "Function overload must not be static." }, - Function_implementation_name_must_be_0: { code: 2389, category: ts.DiagnosticCategory.Error, key: "Function_implementation_name_must_be_0_2389", message: "Function implementation name must be '{0}'." }, - Constructor_implementation_is_missing: { code: 2390, category: ts.DiagnosticCategory.Error, key: "Constructor_implementation_is_missing_2390", message: "Constructor implementation is missing." }, - Function_implementation_is_missing_or_not_immediately_following_the_declaration: { code: 2391, category: ts.DiagnosticCategory.Error, key: "Function_implementation_is_missing_or_not_immediately_following_the_declaration_2391", message: "Function implementation is missing or not immediately following the declaration." }, - Multiple_constructor_implementations_are_not_allowed: { code: 2392, category: ts.DiagnosticCategory.Error, key: "Multiple_constructor_implementations_are_not_allowed_2392", message: "Multiple constructor implementations are not allowed." }, - Duplicate_function_implementation: { code: 2393, category: ts.DiagnosticCategory.Error, key: "Duplicate_function_implementation_2393", message: "Duplicate function implementation." }, - Overload_signature_is_not_compatible_with_function_implementation: { code: 2394, category: ts.DiagnosticCategory.Error, key: "Overload_signature_is_not_compatible_with_function_implementation_2394", message: "Overload signature is not compatible with function implementation." }, - Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local: { code: 2395, category: ts.DiagnosticCategory.Error, key: "Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local_2395", message: "Individual declarations in merged declaration '{0}' must be all exported or all local." }, - Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters: { code: 2396, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters_2396", message: "Duplicate identifier 'arguments'. Compiler uses 'arguments' to initialize rest parameters." }, - Declaration_name_conflicts_with_built_in_global_identifier_0: { code: 2397, category: ts.DiagnosticCategory.Error, key: "Declaration_name_conflicts_with_built_in_global_identifier_0_2397", message: "Declaration name conflicts with built-in global identifier '{0}'." }, - Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference: { code: 2399, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference_2399", message: "Duplicate identifier '_this'. Compiler uses variable declaration '_this' to capture 'this' reference." }, - Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference: { code: 2400, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference_2400", message: "Expression resolves to variable declaration '_this' that compiler uses to capture 'this' reference." }, - Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference: { code: 2401, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference_2401", message: "Duplicate identifier '_super'. Compiler uses '_super' to capture base class reference." }, - Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference: { code: 2402, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference_2402", message: "Expression resolves to '_super' that compiler uses to capture base class reference." }, - Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2: { code: 2403, category: ts.DiagnosticCategory.Error, key: "Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_t_2403", message: "Subsequent variable declarations must have the same type. Variable '{0}' must be of type '{1}', but here has type '{2}'." }, - The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation: { code: 2404, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation_2404", message: "The left-hand side of a 'for...in' statement cannot use a type annotation." }, - The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any: { code: 2405, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any_2405", message: "The left-hand side of a 'for...in' statement must be of type 'string' or 'any'." }, - The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access: { code: 2406, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access_2406", message: "The left-hand side of a 'for...in' statement must be a variable or a property access." }, - The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2407, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_2407", message: "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter." }, - Setters_cannot_return_a_value: { code: 2408, category: ts.DiagnosticCategory.Error, key: "Setters_cannot_return_a_value_2408", message: "Setters cannot return a value." }, - Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: { code: 2409, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", message: "Return type of constructor signature must be assignable to the instance type of the class" }, - The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any: { code: 2410, category: ts.DiagnosticCategory.Error, key: "The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any_2410", message: "The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'." }, - Property_0_of_type_1_is_not_assignable_to_string_index_type_2: { code: 2411, category: ts.DiagnosticCategory.Error, key: "Property_0_of_type_1_is_not_assignable_to_string_index_type_2_2411", message: "Property '{0}' of type '{1}' is not assignable to string index type '{2}'." }, - Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2: { code: 2412, category: ts.DiagnosticCategory.Error, key: "Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2_2412", message: "Property '{0}' of type '{1}' is not assignable to numeric index type '{2}'." }, - Numeric_index_type_0_is_not_assignable_to_string_index_type_1: { code: 2413, category: ts.DiagnosticCategory.Error, key: "Numeric_index_type_0_is_not_assignable_to_string_index_type_1_2413", message: "Numeric index type '{0}' is not assignable to string index type '{1}'." }, - Class_name_cannot_be_0: { code: 2414, category: ts.DiagnosticCategory.Error, key: "Class_name_cannot_be_0_2414", message: "Class name cannot be '{0}'" }, - Class_0_incorrectly_extends_base_class_1: { code: 2415, category: ts.DiagnosticCategory.Error, key: "Class_0_incorrectly_extends_base_class_1_2415", message: "Class '{0}' incorrectly extends base class '{1}'." }, - Class_static_side_0_incorrectly_extends_base_class_static_side_1: { code: 2417, category: ts.DiagnosticCategory.Error, key: "Class_static_side_0_incorrectly_extends_base_class_static_side_1_2417", message: "Class static side '{0}' incorrectly extends base class static side '{1}'." }, - Class_0_incorrectly_implements_interface_1: { code: 2420, category: ts.DiagnosticCategory.Error, key: "Class_0_incorrectly_implements_interface_1_2420", message: "Class '{0}' incorrectly implements interface '{1}'." }, - A_class_may_only_implement_another_class_or_interface: { code: 2422, category: ts.DiagnosticCategory.Error, key: "A_class_may_only_implement_another_class_or_interface_2422", message: "A class may only implement another class or interface." }, - Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor: { code: 2423, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_access_2423", message: "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member accessor." }, - Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property: { code: 2424, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_proper_2424", message: "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member property." }, - Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function: { code: 2425, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_functi_2425", message: "Class '{0}' defines instance member property '{1}', but extended class '{2}' defines it as instance member function." }, - Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function: { code: 2426, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_functi_2426", message: "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function." }, - Interface_name_cannot_be_0: { code: 2427, category: ts.DiagnosticCategory.Error, key: "Interface_name_cannot_be_0_2427", message: "Interface name cannot be '{0}'" }, - All_declarations_of_0_must_have_identical_type_parameters: { code: 2428, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_0_must_have_identical_type_parameters_2428", message: "All declarations of '{0}' must have identical type parameters." }, - Interface_0_incorrectly_extends_interface_1: { code: 2430, category: ts.DiagnosticCategory.Error, key: "Interface_0_incorrectly_extends_interface_1_2430", message: "Interface '{0}' incorrectly extends interface '{1}'." }, - Enum_name_cannot_be_0: { code: 2431, category: ts.DiagnosticCategory.Error, key: "Enum_name_cannot_be_0_2431", message: "Enum name cannot be '{0}'" }, - In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: { code: 2432, category: ts.DiagnosticCategory.Error, key: "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432", message: "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element." }, - A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: { code: 2433, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", message: "A namespace declaration cannot be in a different file from a class or function with which it is merged" }, - A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: { code: 2434, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", message: "A namespace declaration cannot be located prior to a class or function with which it is merged" }, - Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces: { code: 2435, category: ts.DiagnosticCategory.Error, key: "Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces_2435", message: "Ambient modules cannot be nested in other modules or namespaces." }, - Ambient_module_declaration_cannot_specify_relative_module_name: { code: 2436, category: ts.DiagnosticCategory.Error, key: "Ambient_module_declaration_cannot_specify_relative_module_name_2436", message: "Ambient module declaration cannot specify relative module name." }, - Module_0_is_hidden_by_a_local_declaration_with_the_same_name: { code: 2437, category: ts.DiagnosticCategory.Error, key: "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", message: "Module '{0}' is hidden by a local declaration with the same name" }, - Import_name_cannot_be_0: { code: 2438, category: ts.DiagnosticCategory.Error, key: "Import_name_cannot_be_0_2438", message: "Import name cannot be '{0}'" }, - Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name: { code: 2439, category: ts.DiagnosticCategory.Error, key: "Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relati_2439", message: "Import or export declaration in an ambient module declaration cannot reference module through relative module name." }, - Import_declaration_conflicts_with_local_declaration_of_0: { code: 2440, category: ts.DiagnosticCategory.Error, key: "Import_declaration_conflicts_with_local_declaration_of_0_2440", message: "Import declaration conflicts with local declaration of '{0}'" }, - Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module: { code: 2441, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_2441", message: "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module." }, - Types_have_separate_declarations_of_a_private_property_0: { code: 2442, category: ts.DiagnosticCategory.Error, key: "Types_have_separate_declarations_of_a_private_property_0_2442", message: "Types have separate declarations of a private property '{0}'." }, - Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: { code: 2443, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2_2443", message: "Property '{0}' is protected but type '{1}' is not a class derived from '{2}'." }, - Property_0_is_protected_in_type_1_but_public_in_type_2: { code: 2444, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_in_type_1_but_public_in_type_2_2444", message: "Property '{0}' is protected in type '{1}' but public in type '{2}'." }, - Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses: { code: 2445, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses_2445", message: "Property '{0}' is protected and only accessible within class '{1}' and its subclasses." }, - Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1: { code: 2446, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1_2446", message: "Property '{0}' is protected and only accessible through an instance of class '{1}'." }, - The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead: { code: 2447, category: ts.DiagnosticCategory.Error, key: "The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead_2447", message: "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead." }, - Block_scoped_variable_0_used_before_its_declaration: { code: 2448, category: ts.DiagnosticCategory.Error, key: "Block_scoped_variable_0_used_before_its_declaration_2448", message: "Block-scoped variable '{0}' used before its declaration." }, - Cannot_redeclare_block_scoped_variable_0: { code: 2451, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_block_scoped_variable_0_2451", message: "Cannot redeclare block-scoped variable '{0}'." }, - An_enum_member_cannot_have_a_numeric_name: { code: 2452, category: ts.DiagnosticCategory.Error, key: "An_enum_member_cannot_have_a_numeric_name_2452", message: "An enum member cannot have a numeric name." }, - The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly: { code: 2453, category: ts.DiagnosticCategory.Error, key: "The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_typ_2453", message: "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly." }, - Variable_0_is_used_before_being_assigned: { code: 2454, category: ts.DiagnosticCategory.Error, key: "Variable_0_is_used_before_being_assigned_2454", message: "Variable '{0}' is used before being assigned." }, - Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: { code: 2455, category: ts.DiagnosticCategory.Error, key: "Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0_2455", message: "Type argument candidate '{1}' is not a valid type argument because it is not a supertype of candidate '{0}'." }, - Type_alias_0_circularly_references_itself: { code: 2456, category: ts.DiagnosticCategory.Error, key: "Type_alias_0_circularly_references_itself_2456", message: "Type alias '{0}' circularly references itself." }, - Type_alias_name_cannot_be_0: { code: 2457, category: ts.DiagnosticCategory.Error, key: "Type_alias_name_cannot_be_0_2457", message: "Type alias name cannot be '{0}'" }, - An_AMD_module_cannot_have_multiple_name_assignments: { code: 2458, category: ts.DiagnosticCategory.Error, key: "An_AMD_module_cannot_have_multiple_name_assignments_2458", message: "An AMD module cannot have multiple name assignments." }, - Type_0_has_no_property_1_and_no_string_index_signature: { code: 2459, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_property_1_and_no_string_index_signature_2459", message: "Type '{0}' has no property '{1}' and no string index signature." }, - Type_0_has_no_property_1: { code: 2460, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_property_1_2460", message: "Type '{0}' has no property '{1}'." }, - Type_0_is_not_an_array_type: { code: 2461, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_2461", message: "Type '{0}' is not an array type." }, - A_rest_element_must_be_last_in_a_destructuring_pattern: { code: 2462, category: ts.DiagnosticCategory.Error, key: "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", message: "A rest element must be last in a destructuring pattern" }, - A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature: { code: 2463, category: ts.DiagnosticCategory.Error, key: "A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature_2463", message: "A binding pattern parameter cannot be optional in an implementation signature." }, - A_computed_property_name_must_be_of_type_string_number_symbol_or_any: { code: 2464, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_must_be_of_type_string_number_symbol_or_any_2464", message: "A computed property name must be of type 'string', 'number', 'symbol', or 'any'." }, - this_cannot_be_referenced_in_a_computed_property_name: { code: 2465, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_a_computed_property_name_2465", message: "'this' cannot be referenced in a computed property name." }, - super_cannot_be_referenced_in_a_computed_property_name: { code: 2466, category: ts.DiagnosticCategory.Error, key: "super_cannot_be_referenced_in_a_computed_property_name_2466", message: "'super' cannot be referenced in a computed property name." }, - A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type: { code: 2467, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type_2467", message: "A computed property name cannot reference a type parameter from its containing type." }, - Cannot_find_global_value_0: { code: 2468, category: ts.DiagnosticCategory.Error, key: "Cannot_find_global_value_0_2468", message: "Cannot find global value '{0}'." }, - The_0_operator_cannot_be_applied_to_type_symbol: { code: 2469, category: ts.DiagnosticCategory.Error, key: "The_0_operator_cannot_be_applied_to_type_symbol_2469", message: "The '{0}' operator cannot be applied to type 'symbol'." }, - Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object: { code: 2470, category: ts.DiagnosticCategory.Error, key: "Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object_2470", message: "'Symbol' reference does not refer to the global Symbol constructor object." }, - A_computed_property_name_of_the_form_0_must_be_of_type_symbol: { code: 2471, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_of_the_form_0_must_be_of_type_symbol_2471", message: "A computed property name of the form '{0}' must be of type 'symbol'." }, - Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher: { code: 2472, category: ts.DiagnosticCategory.Error, key: "Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher_2472", message: "Spread operator in 'new' expressions is only available when targeting ECMAScript 5 and higher." }, - Enum_declarations_must_all_be_const_or_non_const: { code: 2473, category: ts.DiagnosticCategory.Error, key: "Enum_declarations_must_all_be_const_or_non_const_2473", message: "Enum declarations must all be const or non-const." }, - In_const_enum_declarations_member_initializer_must_be_constant_expression: { code: 2474, category: ts.DiagnosticCategory.Error, key: "In_const_enum_declarations_member_initializer_must_be_constant_expression_2474", message: "In 'const' enum declarations member initializer must be constant expression." }, - const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment: { code: 2475, category: ts.DiagnosticCategory.Error, key: "const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_im_2475", message: "'const' enums can only be used in property or index access expressions or the right hand side of an import declaration or export assignment." }, - A_const_enum_member_can_only_be_accessed_using_a_string_literal: { code: 2476, category: ts.DiagnosticCategory.Error, key: "A_const_enum_member_can_only_be_accessed_using_a_string_literal_2476", message: "A const enum member can only be accessed using a string literal." }, - const_enum_member_initializer_was_evaluated_to_a_non_finite_value: { code: 2477, category: ts.DiagnosticCategory.Error, key: "const_enum_member_initializer_was_evaluated_to_a_non_finite_value_2477", message: "'const' enum member initializer was evaluated to a non-finite value." }, - const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN: { code: 2478, category: ts.DiagnosticCategory.Error, key: "const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN_2478", message: "'const' enum member initializer was evaluated to disallowed value 'NaN'." }, - Property_0_does_not_exist_on_const_enum_1: { code: 2479, category: ts.DiagnosticCategory.Error, key: "Property_0_does_not_exist_on_const_enum_1_2479", message: "Property '{0}' does not exist on 'const' enum '{1}'." }, - let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations: { code: 2480, category: ts.DiagnosticCategory.Error, key: "let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations_2480", message: "'let' is not allowed to be used as a name in 'let' or 'const' declarations." }, - Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1: { code: 2481, category: ts.DiagnosticCategory.Error, key: "Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1_2481", message: "Cannot initialize outer scoped variable '{0}' in the same scope as block scoped declaration '{1}'." }, - The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation: { code: 2483, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation_2483", message: "The left-hand side of a 'for...of' statement cannot use a type annotation." }, - Export_declaration_conflicts_with_exported_declaration_of_0: { code: 2484, category: ts.DiagnosticCategory.Error, key: "Export_declaration_conflicts_with_exported_declaration_of_0_2484", message: "Export declaration conflicts with exported declaration of '{0}'" }, - The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access: { code: 2487, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access_2487", message: "The left-hand side of a 'for...of' statement must be a variable or a property access." }, - Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator: { code: 2488, category: ts.DiagnosticCategory.Error, key: "Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488", message: "Type must have a '[Symbol.iterator]()' method that returns an iterator." }, - An_iterator_must_have_a_next_method: { code: 2489, category: ts.DiagnosticCategory.Error, key: "An_iterator_must_have_a_next_method_2489", message: "An iterator must have a 'next()' method." }, - The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property: { code: 2490, category: ts.DiagnosticCategory.Error, key: "The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property_2490", message: "The type returned by the 'next()' method of an iterator must have a 'value' property." }, - The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern: { code: 2491, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern_2491", message: "The left-hand side of a 'for...in' statement cannot be a destructuring pattern." }, - Cannot_redeclare_identifier_0_in_catch_clause: { code: 2492, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_identifier_0_in_catch_clause_2492", message: "Cannot redeclare identifier '{0}' in catch clause" }, - Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2: { code: 2493, category: ts.DiagnosticCategory.Error, key: "Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2_2493", message: "Tuple type '{0}' with length '{1}' cannot be assigned to tuple with length '{2}'." }, - Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher: { code: 2494, category: ts.DiagnosticCategory.Error, key: "Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher_2494", message: "Using a string in a 'for...of' statement is only supported in ECMAScript 5 and higher." }, - Type_0_is_not_an_array_type_or_a_string_type: { code: 2495, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_or_a_string_type_2495", message: "Type '{0}' is not an array type or a string type." }, - The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression: { code: 2496, category: ts.DiagnosticCategory.Error, key: "The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_stand_2496", message: "The 'arguments' object cannot be referenced in an arrow function in ES3 and ES5. Consider using a standard function expression." }, - Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct: { code: 2497, category: ts.DiagnosticCategory.Error, key: "Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct_2497", message: "Module '{0}' resolves to a non-module entity and cannot be imported using this construct." }, - Module_0_uses_export_and_cannot_be_used_with_export_Asterisk: { code: 2498, category: ts.DiagnosticCategory.Error, key: "Module_0_uses_export_and_cannot_be_used_with_export_Asterisk_2498", message: "Module '{0}' uses 'export =' and cannot be used with 'export *'." }, - An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments: { code: 2499, category: ts.DiagnosticCategory.Error, key: "An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments_2499", message: "An interface can only extend an identifier/qualified-name with optional type arguments." }, - A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments: { code: 2500, category: ts.DiagnosticCategory.Error, key: "A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments_2500", message: "A class can only implement an identifier/qualified-name with optional type arguments." }, - A_rest_element_cannot_contain_a_binding_pattern: { code: 2501, category: ts.DiagnosticCategory.Error, key: "A_rest_element_cannot_contain_a_binding_pattern_2501", message: "A rest element cannot contain a binding pattern." }, - _0_is_referenced_directly_or_indirectly_in_its_own_type_annotation: { code: 2502, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation_2502", message: "'{0}' is referenced directly or indirectly in its own type annotation." }, - Cannot_find_namespace_0: { code: 2503, category: ts.DiagnosticCategory.Error, key: "Cannot_find_namespace_0_2503", message: "Cannot find namespace '{0}'." }, - A_generator_cannot_have_a_void_type_annotation: { code: 2505, category: ts.DiagnosticCategory.Error, key: "A_generator_cannot_have_a_void_type_annotation_2505", message: "A generator cannot have a 'void' type annotation." }, - _0_is_referenced_directly_or_indirectly_in_its_own_base_expression: { code: 2506, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_its_own_base_expression_2506", message: "'{0}' is referenced directly or indirectly in its own base expression." }, - Type_0_is_not_a_constructor_function_type: { code: 2507, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_a_constructor_function_type_2507", message: "Type '{0}' is not a constructor function type." }, - No_base_constructor_has_the_specified_number_of_type_arguments: { code: 2508, category: ts.DiagnosticCategory.Error, key: "No_base_constructor_has_the_specified_number_of_type_arguments_2508", message: "No base constructor has the specified number of type arguments." }, - Base_constructor_return_type_0_is_not_a_class_or_interface_type: { code: 2509, category: ts.DiagnosticCategory.Error, key: "Base_constructor_return_type_0_is_not_a_class_or_interface_type_2509", message: "Base constructor return type '{0}' is not a class or interface type." }, - Base_constructors_must_all_have_the_same_return_type: { code: 2510, category: ts.DiagnosticCategory.Error, key: "Base_constructors_must_all_have_the_same_return_type_2510", message: "Base constructors must all have the same return type." }, - Cannot_create_an_instance_of_the_abstract_class_0: { code: 2511, category: ts.DiagnosticCategory.Error, key: "Cannot_create_an_instance_of_the_abstract_class_0_2511", message: "Cannot create an instance of the abstract class '{0}'." }, - Overload_signatures_must_all_be_abstract_or_non_abstract: { code: 2512, category: ts.DiagnosticCategory.Error, key: "Overload_signatures_must_all_be_abstract_or_non_abstract_2512", message: "Overload signatures must all be abstract or non-abstract." }, - Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression: { code: 2513, category: ts.DiagnosticCategory.Error, key: "Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression_2513", message: "Abstract method '{0}' in class '{1}' cannot be accessed via super expression." }, - Classes_containing_abstract_methods_must_be_marked_abstract: { code: 2514, category: ts.DiagnosticCategory.Error, key: "Classes_containing_abstract_methods_must_be_marked_abstract_2514", message: "Classes containing abstract methods must be marked abstract." }, - Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2: { code: 2515, category: ts.DiagnosticCategory.Error, key: "Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2_2515", message: "Non-abstract class '{0}' does not implement inherited abstract member '{1}' from class '{2}'." }, - All_declarations_of_an_abstract_method_must_be_consecutive: { code: 2516, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_an_abstract_method_must_be_consecutive_2516", message: "All declarations of an abstract method must be consecutive." }, - Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type: { code: 2517, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type_2517", message: "Cannot assign an abstract constructor type to a non-abstract constructor type." }, - A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard: { code: 2518, category: ts.DiagnosticCategory.Error, key: "A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard_2518", message: "A 'this'-based type guard is not compatible with a parameter-based type guard." }, - Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions: { code: 2520, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions_2520", message: "Duplicate identifier '{0}'. Compiler uses declaration '{1}' to support async functions." }, - Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions: { code: 2521, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions_2521", message: "Expression resolves to variable declaration '{0}' that compiler uses to support async functions." }, - The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method: { code: 2522, category: ts.DiagnosticCategory.Error, key: "The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_usi_2522", message: "The 'arguments' object cannot be referenced in an async function or method in ES3 and ES5. Consider using a standard function or method." }, - yield_expressions_cannot_be_used_in_a_parameter_initializer: { code: 2523, category: ts.DiagnosticCategory.Error, key: "yield_expressions_cannot_be_used_in_a_parameter_initializer_2523", message: "'yield' expressions cannot be used in a parameter initializer." }, - await_expressions_cannot_be_used_in_a_parameter_initializer: { code: 2524, category: ts.DiagnosticCategory.Error, key: "await_expressions_cannot_be_used_in_a_parameter_initializer_2524", message: "'await' expressions cannot be used in a parameter initializer." }, - Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value: { code: 2525, category: ts.DiagnosticCategory.Error, key: "Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value_2525", message: "Initializer provides no value for this binding element and the binding element has no default value." }, - A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface: { code: 2526, category: ts.DiagnosticCategory.Error, key: "A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface_2526", message: "A 'this' type is available only in a non-static member of a class or interface." }, - The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary: { code: 2527, category: ts.DiagnosticCategory.Error, key: "The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary_2527", message: "The inferred type of '{0}' references an inaccessible 'this' type. A type annotation is necessary." }, - A_module_cannot_have_multiple_default_exports: { code: 2528, category: ts.DiagnosticCategory.Error, key: "A_module_cannot_have_multiple_default_exports_2528", message: "A module cannot have multiple default exports." }, - Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions: { code: 2529, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_func_2529", message: "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module containing async functions." }, - Property_0_is_incompatible_with_index_signature: { code: 2530, category: ts.DiagnosticCategory.Error, key: "Property_0_is_incompatible_with_index_signature_2530", message: "Property '{0}' is incompatible with index signature." }, - Object_is_possibly_null: { code: 2531, category: ts.DiagnosticCategory.Error, key: "Object_is_possibly_null_2531", message: "Object is possibly 'null'." }, - Object_is_possibly_undefined: { code: 2532, category: ts.DiagnosticCategory.Error, key: "Object_is_possibly_undefined_2532", message: "Object is possibly 'undefined'." }, - Object_is_possibly_null_or_undefined: { code: 2533, category: ts.DiagnosticCategory.Error, key: "Object_is_possibly_null_or_undefined_2533", message: "Object is possibly 'null' or 'undefined'." }, - A_function_returning_never_cannot_have_a_reachable_end_point: { code: 2534, category: ts.DiagnosticCategory.Error, key: "A_function_returning_never_cannot_have_a_reachable_end_point_2534", message: "A function returning 'never' cannot have a reachable end point." }, - Enum_type_0_has_members_with_initializers_that_are_not_literals: { code: 2535, category: ts.DiagnosticCategory.Error, key: "Enum_type_0_has_members_with_initializers_that_are_not_literals_2535", message: "Enum type '{0}' has members with initializers that are not literals." }, - Type_0_cannot_be_used_to_index_type_1: { code: 2536, category: ts.DiagnosticCategory.Error, key: "Type_0_cannot_be_used_to_index_type_1_2536", message: "Type '{0}' cannot be used to index type '{1}'." }, - Type_0_has_no_matching_index_signature_for_type_1: { code: 2537, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_matching_index_signature_for_type_1_2537", message: "Type '{0}' has no matching index signature for type '{1}'." }, - Type_0_cannot_be_used_as_an_index_type: { code: 2538, category: ts.DiagnosticCategory.Error, key: "Type_0_cannot_be_used_as_an_index_type_2538", message: "Type '{0}' cannot be used as an index type." }, - Cannot_assign_to_0_because_it_is_not_a_variable: { code: 2539, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_to_0_because_it_is_not_a_variable_2539", message: "Cannot assign to '{0}' because it is not a variable." }, - Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property: { code: 2540, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property_2540", message: "Cannot assign to '{0}' because it is a constant or a read-only property." }, - The_target_of_an_assignment_must_be_a_variable_or_a_property_access: { code: 2541, category: ts.DiagnosticCategory.Error, key: "The_target_of_an_assignment_must_be_a_variable_or_a_property_access_2541", message: "The target of an assignment must be a variable or a property access." }, - Index_signature_in_type_0_only_permits_reading: { code: 2542, category: ts.DiagnosticCategory.Error, key: "Index_signature_in_type_0_only_permits_reading_2542", message: "Index signature in type '{0}' only permits reading." }, - JSX_element_attributes_type_0_may_not_be_a_union_type: { code: 2600, category: ts.DiagnosticCategory.Error, key: "JSX_element_attributes_type_0_may_not_be_a_union_type_2600", message: "JSX element attributes type '{0}' may not be a union type." }, - The_return_type_of_a_JSX_element_constructor_must_return_an_object_type: { code: 2601, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_a_JSX_element_constructor_must_return_an_object_type_2601", message: "The return type of a JSX element constructor must return an object type." }, - JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist: { code: 2602, category: ts.DiagnosticCategory.Error, key: "JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist_2602", message: "JSX element implicitly has type 'any' because the global type 'JSX.Element' does not exist." }, - Property_0_in_type_1_is_not_assignable_to_type_2: { code: 2603, category: ts.DiagnosticCategory.Error, key: "Property_0_in_type_1_is_not_assignable_to_type_2_2603", message: "Property '{0}' in type '{1}' is not assignable to type '{2}'" }, - JSX_element_type_0_does_not_have_any_construct_or_call_signatures: { code: 2604, category: ts.DiagnosticCategory.Error, key: "JSX_element_type_0_does_not_have_any_construct_or_call_signatures_2604", message: "JSX element type '{0}' does not have any construct or call signatures." }, - JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements: { code: 2605, category: ts.DiagnosticCategory.Error, key: "JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements_2605", message: "JSX element type '{0}' is not a constructor function for JSX elements." }, - Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property: { code: 2606, category: ts.DiagnosticCategory.Error, key: "Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property_2606", message: "Property '{0}' of JSX spread attribute is not assignable to target property." }, - JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: { code: 2607, category: ts.DiagnosticCategory.Error, key: "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", message: "JSX element class does not support attributes because it does not have a '{0}' property" }, - The_global_type_JSX_0_may_not_have_more_than_one_property: { code: 2608, category: ts.DiagnosticCategory.Error, key: "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", message: "The global type 'JSX.{0}' may not have more than one property" }, - Cannot_emit_namespaced_JSX_elements_in_React: { code: 2650, category: ts.DiagnosticCategory.Error, key: "Cannot_emit_namespaced_JSX_elements_in_React_2650", message: "Cannot emit namespaced JSX elements in React" }, - A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums: { code: 2651, category: ts.DiagnosticCategory.Error, key: "A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_memb_2651", message: "A member initializer in a enum declaration cannot reference members declared after it, including members defined in other enums." }, - Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead: { code: 2652, category: ts.DiagnosticCategory.Error, key: "Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_d_2652", message: "Merged declaration '{0}' cannot include a default export declaration. Consider adding a separate 'export default {0}' declaration instead." }, - Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1: { code: 2653, category: ts.DiagnosticCategory.Error, key: "Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1_2653", message: "Non-abstract class expression does not implement inherited abstract member '{0}' from class '{1}'." }, - Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_package_author_to_update_the_package_definition: { code: 2654, category: ts.DiagnosticCategory.Error, key: "Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_pack_2654", message: "Exported external package typings file cannot contain tripleslash references. Please contact the package author to update the package definition." }, - Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_the_package_definition: { code: 2656, category: ts.DiagnosticCategory.Error, key: "Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_2656", message: "Exported external package typings file '{0}' is not a module. Please contact the package author to update the package definition." }, - JSX_expressions_must_have_one_parent_element: { code: 2657, category: ts.DiagnosticCategory.Error, key: "JSX_expressions_must_have_one_parent_element_2657", message: "JSX expressions must have one parent element" }, - Type_0_provides_no_match_for_the_signature_1: { code: 2658, category: ts.DiagnosticCategory.Error, key: "Type_0_provides_no_match_for_the_signature_1_2658", message: "Type '{0}' provides no match for the signature '{1}'" }, - super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher: { code: 2659, category: ts.DiagnosticCategory.Error, key: "super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_highe_2659", message: "'super' is only allowed in members of object literal expressions when option 'target' is 'ES2015' or higher." }, - super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions: { code: 2660, category: ts.DiagnosticCategory.Error, key: "super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions_2660", message: "'super' can only be referenced in members of derived classes or object literal expressions." }, - Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module: { code: 2661, category: ts.DiagnosticCategory.Error, key: "Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module_2661", message: "Cannot export '{0}'. Only local declarations can be exported from a module." }, - Cannot_find_name_0_Did_you_mean_the_static_member_1_0: { code: 2662, category: ts.DiagnosticCategory.Error, key: "Cannot_find_name_0_Did_you_mean_the_static_member_1_0_2662", message: "Cannot find name '{0}'. Did you mean the static member '{1}.{0}'?" }, - Cannot_find_name_0_Did_you_mean_the_instance_member_this_0: { code: 2663, category: ts.DiagnosticCategory.Error, key: "Cannot_find_name_0_Did_you_mean_the_instance_member_this_0_2663", message: "Cannot find name '{0}'. Did you mean the instance member 'this.{0}'?" }, - Invalid_module_name_in_augmentation_module_0_cannot_be_found: { code: 2664, category: ts.DiagnosticCategory.Error, key: "Invalid_module_name_in_augmentation_module_0_cannot_be_found_2664", message: "Invalid module name in augmentation, module '{0}' cannot be found." }, - Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented: { code: 2665, category: ts.DiagnosticCategory.Error, key: "Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augm_2665", message: "Invalid module name in augmentation. Module '{0}' resolves to an untyped module at '{1}', which cannot be augmented." }, - Exports_and_export_assignments_are_not_permitted_in_module_augmentations: { code: 2666, category: ts.DiagnosticCategory.Error, key: "Exports_and_export_assignments_are_not_permitted_in_module_augmentations_2666", message: "Exports and export assignments are not permitted in module augmentations." }, - Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module: { code: 2667, category: ts.DiagnosticCategory.Error, key: "Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_mod_2667", message: "Imports are not permitted in module augmentations. Consider moving them to the enclosing external module." }, - export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible: { code: 2668, category: ts.DiagnosticCategory.Error, key: "export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always__2668", message: "'export' modifier cannot be applied to ambient modules and module augmentations since they are always visible." }, - Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations: { code: 2669, category: ts.DiagnosticCategory.Error, key: "Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_2669", message: "Augmentations for the global scope can only be directly nested in external modules or ambient module declarations." }, - Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context: { code: 2670, category: ts.DiagnosticCategory.Error, key: "Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambien_2670", message: "Augmentations for the global scope should have 'declare' modifier unless they appear in already ambient context." }, - Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity: { code: 2671, category: ts.DiagnosticCategory.Error, key: "Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity_2671", message: "Cannot augment module '{0}' because it resolves to a non-module entity." }, - Cannot_assign_a_0_constructor_type_to_a_1_constructor_type: { code: 2672, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_a_0_constructor_type_to_a_1_constructor_type_2672", message: "Cannot assign a '{0}' constructor type to a '{1}' constructor type." }, - Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration: { code: 2673, category: ts.DiagnosticCategory.Error, key: "Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration_2673", message: "Constructor of class '{0}' is private and only accessible within the class declaration." }, - Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration: { code: 2674, category: ts.DiagnosticCategory.Error, key: "Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration_2674", message: "Constructor of class '{0}' is protected and only accessible within the class declaration." }, - Cannot_extend_a_class_0_Class_constructor_is_marked_as_private: { code: 2675, category: ts.DiagnosticCategory.Error, key: "Cannot_extend_a_class_0_Class_constructor_is_marked_as_private_2675", message: "Cannot extend a class '{0}'. Class constructor is marked as private." }, - Accessors_must_both_be_abstract_or_non_abstract: { code: 2676, category: ts.DiagnosticCategory.Error, key: "Accessors_must_both_be_abstract_or_non_abstract_2676", message: "Accessors must both be abstract or non-abstract." }, - A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type: { code: 2677, category: ts.DiagnosticCategory.Error, key: "A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type_2677", message: "A type predicate's type must be assignable to its parameter's type." }, - Type_0_is_not_comparable_to_type_1: { code: 2678, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_comparable_to_type_1_2678", message: "Type '{0}' is not comparable to type '{1}'." }, - A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void: { code: 2679, category: ts.DiagnosticCategory.Error, key: "A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void_2679", message: "A function that is called with the 'new' keyword cannot have a 'this' type that is 'void'." }, - A_this_parameter_must_be_the_first_parameter: { code: 2680, category: ts.DiagnosticCategory.Error, key: "A_this_parameter_must_be_the_first_parameter_2680", message: "A 'this' parameter must be the first parameter." }, - A_constructor_cannot_have_a_this_parameter: { code: 2681, category: ts.DiagnosticCategory.Error, key: "A_constructor_cannot_have_a_this_parameter_2681", message: "A constructor cannot have a 'this' parameter." }, - get_and_set_accessor_must_have_the_same_this_type: { code: 2682, category: ts.DiagnosticCategory.Error, key: "get_and_set_accessor_must_have_the_same_this_type_2682", message: "'get' and 'set' accessor must have the same 'this' type." }, - this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation: { code: 2683, category: ts.DiagnosticCategory.Error, key: "this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_2683", message: "'this' implicitly has type 'any' because it does not have a type annotation." }, - The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1: { code: 2684, category: ts.DiagnosticCategory.Error, key: "The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1_2684", message: "The 'this' context of type '{0}' is not assignable to method's 'this' of type '{1}'." }, - The_this_types_of_each_signature_are_incompatible: { code: 2685, category: ts.DiagnosticCategory.Error, key: "The_this_types_of_each_signature_are_incompatible_2685", message: "The 'this' types of each signature are incompatible." }, - _0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead: { code: 2686, category: ts.DiagnosticCategory.Error, key: "_0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead_2686", message: "'{0}' refers to a UMD global, but the current file is a module. Consider adding an import instead." }, - All_declarations_of_0_must_have_identical_modifiers: { code: 2687, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_0_must_have_identical_modifiers_2687", message: "All declarations of '{0}' must have identical modifiers." }, - Cannot_find_type_definition_file_for_0: { code: 2688, category: ts.DiagnosticCategory.Error, key: "Cannot_find_type_definition_file_for_0_2688", message: "Cannot find type definition file for '{0}'." }, - Cannot_extend_an_interface_0_Did_you_mean_implements: { code: 2689, category: ts.DiagnosticCategory.Error, key: "Cannot_extend_an_interface_0_Did_you_mean_implements_2689", message: "Cannot extend an interface '{0}'. Did you mean 'implements'?" }, - A_class_must_be_declared_after_its_base_class: { code: 2690, category: ts.DiagnosticCategory.Error, key: "A_class_must_be_declared_after_its_base_class_2690", message: "A class must be declared after its base class." }, - An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead: { code: 2691, category: ts.DiagnosticCategory.Error, key: "An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead_2691", message: "An import path cannot end with a '{0}' extension. Consider importing '{1}' instead." }, - _0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible: { code: 2692, category: ts.DiagnosticCategory.Error, key: "_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible_2692", message: "'{0}' is a primitive, but '{1}' is a wrapper object. Prefer using '{0}' when possible." }, - _0_only_refers_to_a_type_but_is_being_used_as_a_value_here: { code: 2693, category: ts.DiagnosticCategory.Error, key: "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_2693", message: "'{0}' only refers to a type, but is being used as a value here." }, - Namespace_0_has_no_exported_member_1: { code: 2694, category: ts.DiagnosticCategory.Error, key: "Namespace_0_has_no_exported_member_1_2694", message: "Namespace '{0}' has no exported member '{1}'." }, - Left_side_of_comma_operator_is_unused_and_has_no_side_effects: { code: 2695, category: ts.DiagnosticCategory.Error, key: "Left_side_of_comma_operator_is_unused_and_has_no_side_effects_2695", message: "Left side of comma operator is unused and has no side effects." }, - The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead: { code: 2696, category: ts.DiagnosticCategory.Error, key: "The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead_2696", message: "The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?" }, - An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: { code: 2697, category: ts.DiagnosticCategory.Error, key: "An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_in_2697", message: "An async function or method must return a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option." }, - Spread_types_may_only_be_created_from_object_types: { code: 2698, category: ts.DiagnosticCategory.Error, key: "Spread_types_may_only_be_created_from_object_types_2698", message: "Spread types may only be created from object types." }, - Rest_types_may_only_be_created_from_object_types: { code: 2700, category: ts.DiagnosticCategory.Error, key: "Rest_types_may_only_be_created_from_object_types_2700", message: "Rest types may only be created from object types." }, - The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access: { code: 2701, category: ts.DiagnosticCategory.Error, key: "The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access_2701", message: "The target of an object rest assignment must be a variable or a property access." }, - _0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here: { code: 2702, category: ts.DiagnosticCategory.Error, key: "_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here_2702", message: "'{0}' only refers to a type, but is being used as a namespace here." }, - Import_declaration_0_is_using_private_name_1: { code: 4000, category: ts.DiagnosticCategory.Error, key: "Import_declaration_0_is_using_private_name_1_4000", message: "Import declaration '{0}' is using private name '{1}'." }, - Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: { code: 4002, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_class_has_or_is_using_private_name_1_4002", message: "Type parameter '{0}' of exported class has or is using private name '{1}'." }, - Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1: { code: 4004, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1_4004", message: "Type parameter '{0}' of exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4006, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4006", message: "Type parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4008, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4008", message: "Type parameter '{0}' of call signature from exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: { code: 4010, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4010", message: "Type parameter '{0}' of public static method from exported class has or is using private name '{1}'." }, - Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: { code: 4012, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4012", message: "Type parameter '{0}' of public method from exported class has or is using private name '{1}'." }, - Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: { code: 4014, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4014", message: "Type parameter '{0}' of method from exported interface has or is using private name '{1}'." }, - Type_parameter_0_of_exported_function_has_or_is_using_private_name_1: { code: 4016, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_function_has_or_is_using_private_name_1_4016", message: "Type parameter '{0}' of exported function has or is using private name '{1}'." }, - Implements_clause_of_exported_class_0_has_or_is_using_private_name_1: { code: 4019, category: ts.DiagnosticCategory.Error, key: "Implements_clause_of_exported_class_0_has_or_is_using_private_name_1_4019", message: "Implements clause of exported class '{0}' has or is using private name '{1}'." }, - Extends_clause_of_exported_class_0_has_or_is_using_private_name_1: { code: 4020, category: ts.DiagnosticCategory.Error, key: "Extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", message: "Extends clause of exported class '{0}' has or is using private name '{1}'." }, - Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: { code: 4022, category: ts.DiagnosticCategory.Error, key: "Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", message: "Extends clause of exported interface '{0}' has or is using private name '{1}'." }, - Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4023, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4023", message: "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named." }, - Exported_variable_0_has_or_is_using_name_1_from_private_module_2: { code: 4024, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_name_1_from_private_module_2_4024", message: "Exported variable '{0}' has or is using name '{1}' from private module '{2}'." }, - Exported_variable_0_has_or_is_using_private_name_1: { code: 4025, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_private_name_1_4025", message: "Exported variable '{0}' has or is using private name '{1}'." }, - Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4026, category: ts.DiagnosticCategory.Error, key: "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot__4026", message: "Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4027, category: ts.DiagnosticCategory.Error, key: "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4027", message: "Public static property '{0}' of exported class has or is using name '{1}' from private module '{2}'." }, - Public_static_property_0_of_exported_class_has_or_is_using_private_name_1: { code: 4028, category: ts.DiagnosticCategory.Error, key: "Public_static_property_0_of_exported_class_has_or_is_using_private_name_1_4028", message: "Public static property '{0}' of exported class has or is using private name '{1}'." }, - Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4029, category: ts.DiagnosticCategory.Error, key: "Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_name_4029", message: "Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4030, category: ts.DiagnosticCategory.Error, key: "Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4030", message: "Public property '{0}' of exported class has or is using name '{1}' from private module '{2}'." }, - Public_property_0_of_exported_class_has_or_is_using_private_name_1: { code: 4031, category: ts.DiagnosticCategory.Error, key: "Public_property_0_of_exported_class_has_or_is_using_private_name_1_4031", message: "Public property '{0}' of exported class has or is using private name '{1}'." }, - Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4032, category: ts.DiagnosticCategory.Error, key: "Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4032", message: "Property '{0}' of exported interface has or is using name '{1}' from private module '{2}'." }, - Property_0_of_exported_interface_has_or_is_using_private_name_1: { code: 4033, category: ts.DiagnosticCategory.Error, key: "Property_0_of_exported_interface_has_or_is_using_private_name_1_4033", message: "Property '{0}' of exported interface has or is using private name '{1}'." }, - Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4034, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_4034", message: "Parameter '{0}' of public static property setter from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1: { code: 4035, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1_4035", message: "Parameter '{0}' of public static property setter from exported class has or is using private name '{1}'." }, - Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4036, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_4036", message: "Parameter '{0}' of public property setter from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1: { code: 4037, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1_4037", message: "Parameter '{0}' of public property setter from exported class has or is using private name '{1}'." }, - Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4038, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_externa_4038", message: "Return type of public static property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4039, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_4039", message: "Return type of public static property getter from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0: { code: 4040, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0_4040", message: "Return type of public static property getter from exported class has or is using private name '{0}'." }, - Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4041, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_modul_4041", message: "Return type of public property getter from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4042, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_4042", message: "Return type of public property getter from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0: { code: 4043, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0_4043", message: "Return type of public property getter from exported class has or is using private name '{0}'." }, - Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4044, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_mod_4044", message: "Return type of constructor signature from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0: { code: 4045, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0_4045", message: "Return type of constructor signature from exported interface has or is using private name '{0}'." }, - Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4046, category: ts.DiagnosticCategory.Error, key: "Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4046", message: "Return type of call signature from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0: { code: 4047, category: ts.DiagnosticCategory.Error, key: "Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0_4047", message: "Return type of call signature from exported interface has or is using private name '{0}'." }, - Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4048, category: ts.DiagnosticCategory.Error, key: "Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4048", message: "Return type of index signature from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0: { code: 4049, category: ts.DiagnosticCategory.Error, key: "Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0_4049", message: "Return type of index signature from exported interface has or is using private name '{0}'." }, - Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4050, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module__4050", message: "Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4051, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4051", message: "Return type of public static method from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0: { code: 4052, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0_4052", message: "Return type of public static method from exported class has or is using private name '{0}'." }, - Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4053, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_c_4053", message: "Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: { code: 4054, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4054", message: "Return type of public method from exported class has or is using name '{0}' from private module '{1}'." }, - Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0: { code: 4055, category: ts.DiagnosticCategory.Error, key: "Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0_4055", message: "Return type of public method from exported class has or is using private name '{0}'." }, - Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1: { code: 4056, category: ts.DiagnosticCategory.Error, key: "Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4056", message: "Return type of method from exported interface has or is using name '{0}' from private module '{1}'." }, - Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0: { code: 4057, category: ts.DiagnosticCategory.Error, key: "Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0_4057", message: "Return type of method from exported interface has or is using private name '{0}'." }, - Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: { code: 4058, category: ts.DiagnosticCategory.Error, key: "Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named_4058", message: "Return type of exported function has or is using name '{0}' from external module {1} but cannot be named." }, - Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1: { code: 4059, category: ts.DiagnosticCategory.Error, key: "Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1_4059", message: "Return type of exported function has or is using name '{0}' from private module '{1}'." }, - Return_type_of_exported_function_has_or_is_using_private_name_0: { code: 4060, category: ts.DiagnosticCategory.Error, key: "Return_type_of_exported_function_has_or_is_using_private_name_0_4060", message: "Return type of exported function has or is using private name '{0}'." }, - Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4061, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_can_4061", message: "Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4062, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2_4062", message: "Parameter '{0}' of constructor from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1: { code: 4063, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1_4063", message: "Parameter '{0}' of constructor from exported class has or is using private name '{1}'." }, - Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4064, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_mod_4064", message: "Parameter '{0}' of constructor signature from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4065, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4065", message: "Parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'." }, - Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4066, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4066", message: "Parameter '{0}' of call signature from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4067, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4067", message: "Parameter '{0}' of call signature from exported interface has or is using private name '{1}'." }, - Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4068, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module__4068", message: "Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4069, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4069", message: "Parameter '{0}' of public static method from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: { code: 4070, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4070", message: "Parameter '{0}' of public static method from exported class has or is using private name '{1}'." }, - Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4071, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_c_4071", message: "Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: { code: 4072, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4072", message: "Parameter '{0}' of public method from exported class has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: { code: 4073, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4073", message: "Parameter '{0}' of public method from exported class has or is using private name '{1}'." }, - Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4074, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4074", message: "Parameter '{0}' of method from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: { code: 4075, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4075", message: "Parameter '{0}' of method from exported interface has or is using private name '{1}'." }, - Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4076, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4076", message: "Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named." }, - Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2: { code: 4077, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2_4077", message: "Parameter '{0}' of exported function has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_exported_function_has_or_is_using_private_name_1: { code: 4078, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_exported_function_has_or_is_using_private_name_1_4078", message: "Parameter '{0}' of exported function has or is using private name '{1}'." }, - Exported_type_alias_0_has_or_is_using_private_name_1: { code: 4081, category: ts.DiagnosticCategory.Error, key: "Exported_type_alias_0_has_or_is_using_private_name_1_4081", message: "Exported type alias '{0}' has or is using private name '{1}'." }, - Default_export_of_the_module_has_or_is_using_private_name_0: { code: 4082, category: ts.DiagnosticCategory.Error, key: "Default_export_of_the_module_has_or_is_using_private_name_0_4082", message: "Default export of the module has or is using private name '{0}'." }, - Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1: { code: 4083, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1_4083", message: "Type parameter '{0}' of exported type alias has or is using private name '{1}'." }, - Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict: { code: 4090, category: ts.DiagnosticCategory.Message, key: "Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_librar_4090", message: "Conflicting definitions for '{0}' found at '{1}' and '{2}'. Consider installing a specific version of this library to resolve the conflict." }, - Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4091, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4091", message: "Parameter '{0}' of index signature from exported interface has or is using name '{1}' from private module '{2}'." }, - Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4092, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1_4092", message: "Parameter '{0}' of index signature from exported interface has or is using private name '{1}'." }, - The_current_host_does_not_support_the_0_option: { code: 5001, category: ts.DiagnosticCategory.Error, key: "The_current_host_does_not_support_the_0_option_5001", message: "The current host does not support the '{0}' option." }, - Cannot_find_the_common_subdirectory_path_for_the_input_files: { code: 5009, category: ts.DiagnosticCategory.Error, key: "Cannot_find_the_common_subdirectory_path_for_the_input_files_5009", message: "Cannot find the common subdirectory path for the input files." }, - File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: { code: 5010, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0_5010", message: "File specification cannot end in a recursive directory wildcard ('**'): '{0}'." }, - File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0: { code: 5011, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0_5011", message: "File specification cannot contain multiple recursive directory wildcards ('**'): '{0}'." }, - Cannot_read_file_0_Colon_1: { code: 5012, category: ts.DiagnosticCategory.Error, key: "Cannot_read_file_0_Colon_1_5012", message: "Cannot read file '{0}': {1}" }, - Unsupported_file_encoding: { code: 5013, category: ts.DiagnosticCategory.Error, key: "Unsupported_file_encoding_5013", message: "Unsupported file encoding." }, - Failed_to_parse_file_0_Colon_1: { code: 5014, category: ts.DiagnosticCategory.Error, key: "Failed_to_parse_file_0_Colon_1_5014", message: "Failed to parse file '{0}': {1}." }, - Unknown_compiler_option_0: { code: 5023, category: ts.DiagnosticCategory.Error, key: "Unknown_compiler_option_0_5023", message: "Unknown compiler option '{0}'." }, - Compiler_option_0_requires_a_value_of_type_1: { code: 5024, category: ts.DiagnosticCategory.Error, key: "Compiler_option_0_requires_a_value_of_type_1_5024", message: "Compiler option '{0}' requires a value of type {1}." }, - Could_not_write_file_0_Colon_1: { code: 5033, category: ts.DiagnosticCategory.Error, key: "Could_not_write_file_0_Colon_1_5033", message: "Could not write file '{0}': {1}" }, - Option_project_cannot_be_mixed_with_source_files_on_a_command_line: { code: 5042, category: ts.DiagnosticCategory.Error, key: "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042", message: "Option 'project' cannot be mixed with source files on a command line." }, - Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher: { code: 5047, category: ts.DiagnosticCategory.Error, key: "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047", message: "Option 'isolatedModules' can only be used when either option '--module' is provided or option 'target' is 'ES2015' or higher." }, - Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided: { code: 5051, category: ts.DiagnosticCategory.Error, key: "Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided_5051", message: "Option '{0} can only be used when either option '--inlineSourceMap' or option '--sourceMap' is provided." }, - Option_0_cannot_be_specified_without_specifying_option_1: { code: 5052, category: ts.DiagnosticCategory.Error, key: "Option_0_cannot_be_specified_without_specifying_option_1_5052", message: "Option '{0}' cannot be specified without specifying option '{1}'." }, - Option_0_cannot_be_specified_with_option_1: { code: 5053, category: ts.DiagnosticCategory.Error, key: "Option_0_cannot_be_specified_with_option_1_5053", message: "Option '{0}' cannot be specified with option '{1}'." }, - A_tsconfig_json_file_is_already_defined_at_Colon_0: { code: 5054, category: ts.DiagnosticCategory.Error, key: "A_tsconfig_json_file_is_already_defined_at_Colon_0_5054", message: "A 'tsconfig.json' file is already defined at: '{0}'." }, - Cannot_write_file_0_because_it_would_overwrite_input_file: { code: 5055, category: ts.DiagnosticCategory.Error, key: "Cannot_write_file_0_because_it_would_overwrite_input_file_5055", message: "Cannot write file '{0}' because it would overwrite input file." }, - Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files: { code: 5056, category: ts.DiagnosticCategory.Error, key: "Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files_5056", message: "Cannot write file '{0}' because it would be overwritten by multiple input files." }, - Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: { code: 5057, category: ts.DiagnosticCategory.Error, key: "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", message: "Cannot find a tsconfig.json file at the specified directory: '{0}'" }, - The_specified_path_does_not_exist_Colon_0: { code: 5058, category: ts.DiagnosticCategory.Error, key: "The_specified_path_does_not_exist_Colon_0_5058", message: "The specified path does not exist: '{0}'" }, - Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier: { code: 5059, category: ts.DiagnosticCategory.Error, key: "Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier_5059", message: "Invalid value for '--reactNamespace'. '{0}' is not a valid identifier." }, - Option_paths_cannot_be_used_without_specifying_baseUrl_option: { code: 5060, category: ts.DiagnosticCategory.Error, key: "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060", message: "Option 'paths' cannot be used without specifying '--baseUrl' option." }, - Pattern_0_can_have_at_most_one_Asterisk_character: { code: 5061, category: ts.DiagnosticCategory.Error, key: "Pattern_0_can_have_at_most_one_Asterisk_character_5061", message: "Pattern '{0}' can have at most one '*' character" }, - Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character: { code: 5062, category: ts.DiagnosticCategory.Error, key: "Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character_5062", message: "Substitution '{0}' in pattern '{1}' in can have at most one '*' character" }, - Substitutions_for_pattern_0_should_be_an_array: { code: 5063, category: ts.DiagnosticCategory.Error, key: "Substitutions_for_pattern_0_should_be_an_array_5063", message: "Substitutions for pattern '{0}' should be an array." }, - Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2: { code: 5064, category: ts.DiagnosticCategory.Error, key: "Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2_5064", message: "Substitution '{0}' for pattern '{1}' has incorrect type, expected 'string', got '{2}'." }, - File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: { code: 5065, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildca_5065", message: "File specification cannot contain a parent directory ('..') that appears after a recursive directory wildcard ('**'): '{0}'." }, - Substitutions_for_pattern_0_shouldn_t_be_an_empty_array: { code: 5066, category: ts.DiagnosticCategory.Error, key: "Substitutions_for_pattern_0_shouldn_t_be_an_empty_array_5066", message: "Substitutions for pattern '{0}' shouldn't be an empty array." }, - Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name: { code: 5067, category: ts.DiagnosticCategory.Error, key: "Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name_5067", message: "Invalid value for 'jsxFactory'. '{0}' is not a valid identifier or qualified-name." }, - Concatenate_and_emit_output_to_single_file: { code: 6001, category: ts.DiagnosticCategory.Message, key: "Concatenate_and_emit_output_to_single_file_6001", message: "Concatenate and emit output to single file." }, - Generates_corresponding_d_ts_file: { code: 6002, category: ts.DiagnosticCategory.Message, key: "Generates_corresponding_d_ts_file_6002", message: "Generates corresponding '.d.ts' file." }, - Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations: { code: 6003, category: ts.DiagnosticCategory.Message, key: "Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations_6003", message: "Specify the location where debugger should locate map files instead of generated locations." }, - Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations: { code: 6004, category: ts.DiagnosticCategory.Message, key: "Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations_6004", message: "Specify the location where debugger should locate TypeScript files instead of source locations." }, - Watch_input_files: { code: 6005, category: ts.DiagnosticCategory.Message, key: "Watch_input_files_6005", message: "Watch input files." }, - Redirect_output_structure_to_the_directory: { code: 6006, category: ts.DiagnosticCategory.Message, key: "Redirect_output_structure_to_the_directory_6006", message: "Redirect output structure to the directory." }, - Do_not_erase_const_enum_declarations_in_generated_code: { code: 6007, category: ts.DiagnosticCategory.Message, key: "Do_not_erase_const_enum_declarations_in_generated_code_6007", message: "Do not erase const enum declarations in generated code." }, - Do_not_emit_outputs_if_any_errors_were_reported: { code: 6008, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_outputs_if_any_errors_were_reported_6008", message: "Do not emit outputs if any errors were reported." }, - Do_not_emit_comments_to_output: { code: 6009, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_comments_to_output_6009", message: "Do not emit comments to output." }, - Do_not_emit_outputs: { code: 6010, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_outputs_6010", message: "Do not emit outputs." }, - Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking: { code: 6011, category: ts.DiagnosticCategory.Message, key: "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011", message: "Allow default imports from modules with no default export. This does not affect code emit, just typechecking." }, - Skip_type_checking_of_declaration_files: { code: 6012, category: ts.DiagnosticCategory.Message, key: "Skip_type_checking_of_declaration_files_6012", message: "Skip type checking of declaration files." }, - Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT: { code: 6015, category: ts.DiagnosticCategory.Message, key: "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT_6015", message: "Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', or 'ESNEXT'" }, - Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015: { code: 6016, category: ts.DiagnosticCategory.Message, key: "Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015_6016", message: "Specify module code generation: 'commonjs', 'amd', 'system', 'umd' or 'es2015'" }, - Print_this_message: { code: 6017, category: ts.DiagnosticCategory.Message, key: "Print_this_message_6017", message: "Print this message." }, - Print_the_compiler_s_version: { code: 6019, category: ts.DiagnosticCategory.Message, key: "Print_the_compiler_s_version_6019", message: "Print the compiler's version." }, - Compile_the_project_in_the_given_directory: { code: 6020, category: ts.DiagnosticCategory.Message, key: "Compile_the_project_in_the_given_directory_6020", message: "Compile the project in the given directory." }, - Syntax_Colon_0: { code: 6023, category: ts.DiagnosticCategory.Message, key: "Syntax_Colon_0_6023", message: "Syntax: {0}" }, - options: { code: 6024, category: ts.DiagnosticCategory.Message, key: "options_6024", message: "options" }, - file: { code: 6025, category: ts.DiagnosticCategory.Message, key: "file_6025", message: "file" }, - Examples_Colon_0: { code: 6026, category: ts.DiagnosticCategory.Message, key: "Examples_Colon_0_6026", message: "Examples: {0}" }, - Options_Colon: { code: 6027, category: ts.DiagnosticCategory.Message, key: "Options_Colon_6027", message: "Options:" }, - Version_0: { code: 6029, category: ts.DiagnosticCategory.Message, key: "Version_0_6029", message: "Version {0}" }, - Insert_command_line_options_and_files_from_a_file: { code: 6030, category: ts.DiagnosticCategory.Message, key: "Insert_command_line_options_and_files_from_a_file_6030", message: "Insert command line options and files from a file." }, - File_change_detected_Starting_incremental_compilation: { code: 6032, category: ts.DiagnosticCategory.Message, key: "File_change_detected_Starting_incremental_compilation_6032", message: "File change detected. Starting incremental compilation..." }, - KIND: { code: 6034, category: ts.DiagnosticCategory.Message, key: "KIND_6034", message: "KIND" }, - FILE: { code: 6035, category: ts.DiagnosticCategory.Message, key: "FILE_6035", message: "FILE" }, - VERSION: { code: 6036, category: ts.DiagnosticCategory.Message, key: "VERSION_6036", message: "VERSION" }, - LOCATION: { code: 6037, category: ts.DiagnosticCategory.Message, key: "LOCATION_6037", message: "LOCATION" }, - DIRECTORY: { code: 6038, category: ts.DiagnosticCategory.Message, key: "DIRECTORY_6038", message: "DIRECTORY" }, - STRATEGY: { code: 6039, category: ts.DiagnosticCategory.Message, key: "STRATEGY_6039", message: "STRATEGY" }, - Compilation_complete_Watching_for_file_changes: { code: 6042, category: ts.DiagnosticCategory.Message, key: "Compilation_complete_Watching_for_file_changes_6042", message: "Compilation complete. Watching for file changes." }, - Generates_corresponding_map_file: { code: 6043, category: ts.DiagnosticCategory.Message, key: "Generates_corresponding_map_file_6043", message: "Generates corresponding '.map' file." }, - Compiler_option_0_expects_an_argument: { code: 6044, category: ts.DiagnosticCategory.Error, key: "Compiler_option_0_expects_an_argument_6044", message: "Compiler option '{0}' expects an argument." }, - Unterminated_quoted_string_in_response_file_0: { code: 6045, category: ts.DiagnosticCategory.Error, key: "Unterminated_quoted_string_in_response_file_0_6045", message: "Unterminated quoted string in response file '{0}'." }, - Argument_for_0_option_must_be_Colon_1: { code: 6046, category: ts.DiagnosticCategory.Error, key: "Argument_for_0_option_must_be_Colon_1_6046", message: "Argument for '{0}' option must be: {1}" }, - Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: { code: 6048, category: ts.DiagnosticCategory.Error, key: "Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1_6048", message: "Locale must be of the form or -. For example '{0}' or '{1}'." }, - Unsupported_locale_0: { code: 6049, category: ts.DiagnosticCategory.Error, key: "Unsupported_locale_0_6049", message: "Unsupported locale '{0}'." }, - Unable_to_open_file_0: { code: 6050, category: ts.DiagnosticCategory.Error, key: "Unable_to_open_file_0_6050", message: "Unable to open file '{0}'." }, - Corrupted_locale_file_0: { code: 6051, category: ts.DiagnosticCategory.Error, key: "Corrupted_locale_file_0_6051", message: "Corrupted locale file {0}." }, - Raise_error_on_expressions_and_declarations_with_an_implied_any_type: { code: 6052, category: ts.DiagnosticCategory.Message, key: "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052", message: "Raise error on expressions and declarations with an implied 'any' type." }, - File_0_not_found: { code: 6053, category: ts.DiagnosticCategory.Error, key: "File_0_not_found_6053", message: "File '{0}' not found." }, - File_0_has_unsupported_extension_The_only_supported_extensions_are_1: { code: 6054, category: ts.DiagnosticCategory.Error, key: "File_0_has_unsupported_extension_The_only_supported_extensions_are_1_6054", message: "File '{0}' has unsupported extension. The only supported extensions are {1}." }, - Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures: { code: 6055, category: ts.DiagnosticCategory.Message, key: "Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures_6055", message: "Suppress noImplicitAny errors for indexing objects lacking index signatures." }, - Do_not_emit_declarations_for_code_that_has_an_internal_annotation: { code: 6056, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_declarations_for_code_that_has_an_internal_annotation_6056", message: "Do not emit declarations for code that has an '@internal' annotation." }, - Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir: { code: 6058, category: ts.DiagnosticCategory.Message, key: "Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir_6058", message: "Specify the root directory of input files. Use to control the output directory structure with --outDir." }, - File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files: { code: 6059, category: ts.DiagnosticCategory.Error, key: "File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files_6059", message: "File '{0}' is not under 'rootDir' '{1}'. 'rootDir' is expected to contain all source files." }, - Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix: { code: 6060, category: ts.DiagnosticCategory.Message, key: "Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix_6060", message: "Specify the end of line sequence to be used when emitting files: 'CRLF' (dos) or 'LF' (unix)." }, - NEWLINE: { code: 6061, category: ts.DiagnosticCategory.Message, key: "NEWLINE_6061", message: "NEWLINE" }, - Option_0_can_only_be_specified_in_tsconfig_json_file: { code: 6064, category: ts.DiagnosticCategory.Error, key: "Option_0_can_only_be_specified_in_tsconfig_json_file_6064", message: "Option '{0}' can only be specified in 'tsconfig.json' file." }, - Enables_experimental_support_for_ES7_decorators: { code: 6065, category: ts.DiagnosticCategory.Message, key: "Enables_experimental_support_for_ES7_decorators_6065", message: "Enables experimental support for ES7 decorators." }, - Enables_experimental_support_for_emitting_type_metadata_for_decorators: { code: 6066, category: ts.DiagnosticCategory.Message, key: "Enables_experimental_support_for_emitting_type_metadata_for_decorators_6066", message: "Enables experimental support for emitting type metadata for decorators." }, - Enables_experimental_support_for_ES7_async_functions: { code: 6068, category: ts.DiagnosticCategory.Message, key: "Enables_experimental_support_for_ES7_async_functions_6068", message: "Enables experimental support for ES7 async functions." }, - Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6: { code: 6069, category: ts.DiagnosticCategory.Message, key: "Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6_6069", message: "Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6)." }, - Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file: { code: 6070, category: ts.DiagnosticCategory.Message, key: "Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file_6070", message: "Initializes a TypeScript project and creates a tsconfig.json file." }, - Successfully_created_a_tsconfig_json_file: { code: 6071, category: ts.DiagnosticCategory.Message, key: "Successfully_created_a_tsconfig_json_file_6071", message: "Successfully created a tsconfig.json file." }, - Suppress_excess_property_checks_for_object_literals: { code: 6072, category: ts.DiagnosticCategory.Message, key: "Suppress_excess_property_checks_for_object_literals_6072", message: "Suppress excess property checks for object literals." }, - Stylize_errors_and_messages_using_color_and_context_experimental: { code: 6073, category: ts.DiagnosticCategory.Message, key: "Stylize_errors_and_messages_using_color_and_context_experimental_6073", message: "Stylize errors and messages using color and context. (experimental)" }, - Do_not_report_errors_on_unused_labels: { code: 6074, category: ts.DiagnosticCategory.Message, key: "Do_not_report_errors_on_unused_labels_6074", message: "Do not report errors on unused labels." }, - Report_error_when_not_all_code_paths_in_function_return_a_value: { code: 6075, category: ts.DiagnosticCategory.Message, key: "Report_error_when_not_all_code_paths_in_function_return_a_value_6075", message: "Report error when not all code paths in function return a value." }, - Report_errors_for_fallthrough_cases_in_switch_statement: { code: 6076, category: ts.DiagnosticCategory.Message, key: "Report_errors_for_fallthrough_cases_in_switch_statement_6076", message: "Report errors for fallthrough cases in switch statement." }, - Do_not_report_errors_on_unreachable_code: { code: 6077, category: ts.DiagnosticCategory.Message, key: "Do_not_report_errors_on_unreachable_code_6077", message: "Do not report errors on unreachable code." }, - Disallow_inconsistently_cased_references_to_the_same_file: { code: 6078, category: ts.DiagnosticCategory.Message, key: "Disallow_inconsistently_cased_references_to_the_same_file_6078", message: "Disallow inconsistently-cased references to the same file." }, - Specify_library_files_to_be_included_in_the_compilation_Colon: { code: 6079, category: ts.DiagnosticCategory.Message, key: "Specify_library_files_to_be_included_in_the_compilation_Colon_6079", message: "Specify library files to be included in the compilation: " }, - Specify_JSX_code_generation_Colon_preserve_or_react: { code: 6080, category: ts.DiagnosticCategory.Message, key: "Specify_JSX_code_generation_Colon_preserve_or_react_6080", message: "Specify JSX code generation: 'preserve' or 'react'" }, - File_0_has_an_unsupported_extension_so_skipping_it: { code: 6081, category: ts.DiagnosticCategory.Message, key: "File_0_has_an_unsupported_extension_so_skipping_it_6081", message: "File '{0}' has an unsupported extension, so skipping it." }, - Only_amd_and_system_modules_are_supported_alongside_0: { code: 6082, category: ts.DiagnosticCategory.Error, key: "Only_amd_and_system_modules_are_supported_alongside_0_6082", message: "Only 'amd' and 'system' modules are supported alongside --{0}." }, - Base_directory_to_resolve_non_absolute_module_names: { code: 6083, category: ts.DiagnosticCategory.Message, key: "Base_directory_to_resolve_non_absolute_module_names_6083", message: "Base directory to resolve non-absolute module names." }, - Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit: { code: 6084, category: ts.DiagnosticCategory.Message, key: "Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit_6084", message: "Specify the object invoked for createElement and __spread when targeting 'react' JSX emit" }, - Enable_tracing_of_the_name_resolution_process: { code: 6085, category: ts.DiagnosticCategory.Message, key: "Enable_tracing_of_the_name_resolution_process_6085", message: "Enable tracing of the name resolution process." }, - Resolving_module_0_from_1: { code: 6086, category: ts.DiagnosticCategory.Message, key: "Resolving_module_0_from_1_6086", message: "======== Resolving module '{0}' from '{1}'. ========" }, - Explicitly_specified_module_resolution_kind_Colon_0: { code: 6087, category: ts.DiagnosticCategory.Message, key: "Explicitly_specified_module_resolution_kind_Colon_0_6087", message: "Explicitly specified module resolution kind: '{0}'." }, - Module_resolution_kind_is_not_specified_using_0: { code: 6088, category: ts.DiagnosticCategory.Message, key: "Module_resolution_kind_is_not_specified_using_0_6088", message: "Module resolution kind is not specified, using '{0}'." }, - Module_name_0_was_successfully_resolved_to_1: { code: 6089, category: ts.DiagnosticCategory.Message, key: "Module_name_0_was_successfully_resolved_to_1_6089", message: "======== Module name '{0}' was successfully resolved to '{1}'. ========" }, - Module_name_0_was_not_resolved: { code: 6090, category: ts.DiagnosticCategory.Message, key: "Module_name_0_was_not_resolved_6090", message: "======== Module name '{0}' was not resolved. ========" }, - paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0: { code: 6091, category: ts.DiagnosticCategory.Message, key: "paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0_6091", message: "'paths' option is specified, looking for a pattern to match module name '{0}'." }, - Module_name_0_matched_pattern_1: { code: 6092, category: ts.DiagnosticCategory.Message, key: "Module_name_0_matched_pattern_1_6092", message: "Module name '{0}', matched pattern '{1}'." }, - Trying_substitution_0_candidate_module_location_Colon_1: { code: 6093, category: ts.DiagnosticCategory.Message, key: "Trying_substitution_0_candidate_module_location_Colon_1_6093", message: "Trying substitution '{0}', candidate module location: '{1}'." }, - Resolving_module_name_0_relative_to_base_url_1_2: { code: 6094, category: ts.DiagnosticCategory.Message, key: "Resolving_module_name_0_relative_to_base_url_1_2_6094", message: "Resolving module name '{0}' relative to base url '{1}' - '{2}'." }, - Loading_module_as_file_Slash_folder_candidate_module_location_0: { code: 6095, category: ts.DiagnosticCategory.Message, key: "Loading_module_as_file_Slash_folder_candidate_module_location_0_6095", message: "Loading module as file / folder, candidate module location '{0}'." }, - File_0_does_not_exist: { code: 6096, category: ts.DiagnosticCategory.Message, key: "File_0_does_not_exist_6096", message: "File '{0}' does not exist." }, - File_0_exist_use_it_as_a_name_resolution_result: { code: 6097, category: ts.DiagnosticCategory.Message, key: "File_0_exist_use_it_as_a_name_resolution_result_6097", message: "File '{0}' exist - use it as a name resolution result." }, - Loading_module_0_from_node_modules_folder: { code: 6098, category: ts.DiagnosticCategory.Message, key: "Loading_module_0_from_node_modules_folder_6098", message: "Loading module '{0}' from 'node_modules' folder." }, - Found_package_json_at_0: { code: 6099, category: ts.DiagnosticCategory.Message, key: "Found_package_json_at_0_6099", message: "Found 'package.json' at '{0}'." }, - package_json_does_not_have_a_types_or_main_field: { code: 6100, category: ts.DiagnosticCategory.Message, key: "package_json_does_not_have_a_types_or_main_field_6100", message: "'package.json' does not have a 'types' or 'main' field." }, - package_json_has_0_field_1_that_references_2: { code: 6101, category: ts.DiagnosticCategory.Message, key: "package_json_has_0_field_1_that_references_2_6101", message: "'package.json' has '{0}' field '{1}' that references '{2}'." }, - Allow_javascript_files_to_be_compiled: { code: 6102, category: ts.DiagnosticCategory.Message, key: "Allow_javascript_files_to_be_compiled_6102", message: "Allow javascript files to be compiled." }, - Option_0_should_have_array_of_strings_as_a_value: { code: 6103, category: ts.DiagnosticCategory.Error, key: "Option_0_should_have_array_of_strings_as_a_value_6103", message: "Option '{0}' should have array of strings as a value." }, - Checking_if_0_is_the_longest_matching_prefix_for_1_2: { code: 6104, category: ts.DiagnosticCategory.Message, key: "Checking_if_0_is_the_longest_matching_prefix_for_1_2_6104", message: "Checking if '{0}' is the longest matching prefix for '{1}' - '{2}'." }, - Expected_type_of_0_field_in_package_json_to_be_string_got_1: { code: 6105, category: ts.DiagnosticCategory.Message, key: "Expected_type_of_0_field_in_package_json_to_be_string_got_1_6105", message: "Expected type of '{0}' field in 'package.json' to be 'string', got '{1}'." }, - baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: { code: 6106, category: ts.DiagnosticCategory.Message, key: "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", message: "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'" }, - rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: { code: 6107, category: ts.DiagnosticCategory.Message, key: "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", message: "'rootDirs' option is set, using it to resolve relative module name '{0}'" }, - Longest_matching_prefix_for_0_is_1: { code: 6108, category: ts.DiagnosticCategory.Message, key: "Longest_matching_prefix_for_0_is_1_6108", message: "Longest matching prefix for '{0}' is '{1}'" }, - Loading_0_from_the_root_dir_1_candidate_location_2: { code: 6109, category: ts.DiagnosticCategory.Message, key: "Loading_0_from_the_root_dir_1_candidate_location_2_6109", message: "Loading '{0}' from the root dir '{1}', candidate location '{2}'" }, - Trying_other_entries_in_rootDirs: { code: 6110, category: ts.DiagnosticCategory.Message, key: "Trying_other_entries_in_rootDirs_6110", message: "Trying other entries in 'rootDirs'" }, - Module_resolution_using_rootDirs_has_failed: { code: 6111, category: ts.DiagnosticCategory.Message, key: "Module_resolution_using_rootDirs_has_failed_6111", message: "Module resolution using 'rootDirs' has failed" }, - Do_not_emit_use_strict_directives_in_module_output: { code: 6112, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_use_strict_directives_in_module_output_6112", message: "Do not emit 'use strict' directives in module output." }, - Enable_strict_null_checks: { code: 6113, category: ts.DiagnosticCategory.Message, key: "Enable_strict_null_checks_6113", message: "Enable strict null checks." }, - Unknown_option_excludes_Did_you_mean_exclude: { code: 6114, category: ts.DiagnosticCategory.Error, key: "Unknown_option_excludes_Did_you_mean_exclude_6114", message: "Unknown option 'excludes'. Did you mean 'exclude'?" }, - Raise_error_on_this_expressions_with_an_implied_any_type: { code: 6115, category: ts.DiagnosticCategory.Message, key: "Raise_error_on_this_expressions_with_an_implied_any_type_6115", message: "Raise error on 'this' expressions with an implied 'any' type." }, - Resolving_type_reference_directive_0_containing_file_1_root_directory_2: { code: 6116, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_1_root_directory_2_6116", message: "======== Resolving type reference directive '{0}', containing file '{1}', root directory '{2}'. ========" }, - Resolving_using_primary_search_paths: { code: 6117, category: ts.DiagnosticCategory.Message, key: "Resolving_using_primary_search_paths_6117", message: "Resolving using primary search paths..." }, - Resolving_from_node_modules_folder: { code: 6118, category: ts.DiagnosticCategory.Message, key: "Resolving_from_node_modules_folder_6118", message: "Resolving from node_modules folder..." }, - Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2: { code: 6119, category: ts.DiagnosticCategory.Message, key: "Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2_6119", message: "======== Type reference directive '{0}' was successfully resolved to '{1}', primary: {2}. ========" }, - Type_reference_directive_0_was_not_resolved: { code: 6120, category: ts.DiagnosticCategory.Message, key: "Type_reference_directive_0_was_not_resolved_6120", message: "======== Type reference directive '{0}' was not resolved. ========" }, - Resolving_with_primary_search_path_0: { code: 6121, category: ts.DiagnosticCategory.Message, key: "Resolving_with_primary_search_path_0_6121", message: "Resolving with primary search path '{0}'" }, - Root_directory_cannot_be_determined_skipping_primary_search_paths: { code: 6122, category: ts.DiagnosticCategory.Message, key: "Root_directory_cannot_be_determined_skipping_primary_search_paths_6122", message: "Root directory cannot be determined, skipping primary search paths." }, - Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set: { code: 6123, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set_6123", message: "======== Resolving type reference directive '{0}', containing file '{1}', root directory not set. ========" }, - Type_declaration_files_to_be_included_in_compilation: { code: 6124, category: ts.DiagnosticCategory.Message, key: "Type_declaration_files_to_be_included_in_compilation_6124", message: "Type declaration files to be included in compilation." }, - Looking_up_in_node_modules_folder_initial_location_0: { code: 6125, category: ts.DiagnosticCategory.Message, key: "Looking_up_in_node_modules_folder_initial_location_0_6125", message: "Looking up in 'node_modules' folder, initial location '{0}'" }, - Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder: { code: 6126, category: ts.DiagnosticCategory.Message, key: "Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_mod_6126", message: "Containing file is not specified and root directory cannot be determined, skipping lookup in 'node_modules' folder." }, - Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1: { code: 6127, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1_6127", message: "======== Resolving type reference directive '{0}', containing file not set, root directory '{1}'. ========" }, - Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set: { code: 6128, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set_6128", message: "======== Resolving type reference directive '{0}', containing file not set, root directory not set. ========" }, - The_config_file_0_found_doesn_t_contain_any_source_files: { code: 6129, category: ts.DiagnosticCategory.Error, key: "The_config_file_0_found_doesn_t_contain_any_source_files_6129", message: "The config file '{0}' found doesn't contain any source files." }, - Resolving_real_path_for_0_result_1: { code: 6130, category: ts.DiagnosticCategory.Message, key: "Resolving_real_path_for_0_result_1_6130", message: "Resolving real path for '{0}', result '{1}'" }, - Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system: { code: 6131, category: ts.DiagnosticCategory.Error, key: "Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system_6131", message: "Cannot compile modules using option '{0}' unless the '--module' flag is 'amd' or 'system'." }, - File_name_0_has_a_1_extension_stripping_it: { code: 6132, category: ts.DiagnosticCategory.Message, key: "File_name_0_has_a_1_extension_stripping_it_6132", message: "File name '{0}' has a '{1}' extension - stripping it" }, - _0_is_declared_but_never_used: { code: 6133, category: ts.DiagnosticCategory.Error, key: "_0_is_declared_but_never_used_6133", message: "'{0}' is declared but never used." }, - Report_errors_on_unused_locals: { code: 6134, category: ts.DiagnosticCategory.Message, key: "Report_errors_on_unused_locals_6134", message: "Report errors on unused locals." }, - Report_errors_on_unused_parameters: { code: 6135, category: ts.DiagnosticCategory.Message, key: "Report_errors_on_unused_parameters_6135", message: "Report errors on unused parameters." }, - The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: { code: 6136, category: ts.DiagnosticCategory.Message, key: "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", message: "The maximum dependency depth to search under node_modules and load JavaScript files" }, - No_types_specified_in_package_json_so_returning_main_value_of_0: { code: 6137, category: ts.DiagnosticCategory.Message, key: "No_types_specified_in_package_json_so_returning_main_value_of_0_6137", message: "No types specified in 'package.json', so returning 'main' value of '{0}'" }, - Property_0_is_declared_but_never_used: { code: 6138, category: ts.DiagnosticCategory.Error, key: "Property_0_is_declared_but_never_used_6138", message: "Property '{0}' is declared but never used." }, - Import_emit_helpers_from_tslib: { code: 6139, category: ts.DiagnosticCategory.Message, key: "Import_emit_helpers_from_tslib_6139", message: "Import emit helpers from 'tslib'." }, - Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2: { code: 6140, category: ts.DiagnosticCategory.Error, key: "Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using__6140", message: "Auto discovery for typings is enabled in project '{0}'. Running extra resolution pass for module '{1}' using cache location '{2}'." }, - Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: { code: 6141, category: ts.DiagnosticCategory.Message, key: "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", message: "Parse in strict mode and emit \"use strict\" for each source file" }, - Module_0_was_resolved_to_1_but_jsx_is_not_set: { code: 6142, category: ts.DiagnosticCategory.Error, key: "Module_0_was_resolved_to_1_but_jsx_is_not_set_6142", message: "Module '{0}' was resolved to '{1}', but '--jsx' is not set." }, - Module_0_was_resolved_to_1_but_allowJs_is_not_set: { code: 6143, category: ts.DiagnosticCategory.Error, key: "Module_0_was_resolved_to_1_but_allowJs_is_not_set_6143", message: "Module '{0}' was resolved to '{1}', but '--allowJs' is not set." }, - Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1: { code: 6144, category: ts.DiagnosticCategory.Message, key: "Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1_6144", message: "Module '{0}' was resolved as locally declared ambient module in file '{1}'." }, - Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified: { code: 6145, category: ts.DiagnosticCategory.Message, key: "Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified_6145", message: "Module '{0}' was resolved as ambient module declared in '{1}' since this file was not modified." }, - Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h: { code: 6146, category: ts.DiagnosticCategory.Message, key: "Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h_6146", message: "Specify the JSX factory function to use when targeting 'react' JSX emit, e.g. 'React.createElement' or 'h'." }, - Resolution_for_module_0_was_found_in_cache: { code: 6147, category: ts.DiagnosticCategory.Message, key: "Resolution_for_module_0_was_found_in_cache_6147", message: "Resolution for module '{0}' was found in cache" }, - Variable_0_implicitly_has_an_1_type: { code: 7005, category: ts.DiagnosticCategory.Error, key: "Variable_0_implicitly_has_an_1_type_7005", message: "Variable '{0}' implicitly has an '{1}' type." }, - Parameter_0_implicitly_has_an_1_type: { code: 7006, category: ts.DiagnosticCategory.Error, key: "Parameter_0_implicitly_has_an_1_type_7006", message: "Parameter '{0}' implicitly has an '{1}' type." }, - Member_0_implicitly_has_an_1_type: { code: 7008, category: ts.DiagnosticCategory.Error, key: "Member_0_implicitly_has_an_1_type_7008", message: "Member '{0}' implicitly has an '{1}' type." }, - new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type: { code: 7009, category: ts.DiagnosticCategory.Error, key: "new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type_7009", message: "'new' expression, whose target lacks a construct signature, implicitly has an 'any' type." }, - _0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type: { code: 7010, category: ts.DiagnosticCategory.Error, key: "_0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type_7010", message: "'{0}', which lacks return-type annotation, implicitly has an '{1}' return type." }, - Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type: { code: 7011, category: ts.DiagnosticCategory.Error, key: "Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type_7011", message: "Function expression, which lacks return-type annotation, implicitly has an '{0}' return type." }, - Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: { code: 7013, category: ts.DiagnosticCategory.Error, key: "Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7013", message: "Construct signature, which lacks return-type annotation, implicitly has an 'any' return type." }, - Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number: { code: 7015, category: ts.DiagnosticCategory.Error, key: "Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number_7015", message: "Element implicitly has an 'any' type because index expression is not of type 'number'." }, - Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type: { code: 7016, category: ts.DiagnosticCategory.Error, key: "Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type_7016", message: "Could not find a declaration file for module '{0}'. '{1}' implicitly has an 'any' type." }, - Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature: { code: 7017, category: ts.DiagnosticCategory.Error, key: "Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_7017", message: "Element implicitly has an 'any' type because type '{0}' has no index signature." }, - Object_literal_s_property_0_implicitly_has_an_1_type: { code: 7018, category: ts.DiagnosticCategory.Error, key: "Object_literal_s_property_0_implicitly_has_an_1_type_7018", message: "Object literal's property '{0}' implicitly has an '{1}' type." }, - Rest_parameter_0_implicitly_has_an_any_type: { code: 7019, category: ts.DiagnosticCategory.Error, key: "Rest_parameter_0_implicitly_has_an_any_type_7019", message: "Rest parameter '{0}' implicitly has an 'any[]' type." }, - Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: { code: 7020, category: ts.DiagnosticCategory.Error, key: "Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7020", message: "Call signature, which lacks return-type annotation, implicitly has an 'any' return type." }, - _0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer: { code: 7022, category: ts.DiagnosticCategory.Error, key: "_0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or__7022", message: "'{0}' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer." }, - _0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: { code: 7023, category: ts.DiagnosticCategory.Error, key: "_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_reference_7023", message: "'{0}' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions." }, - Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: { code: 7024, category: ts.DiagnosticCategory.Error, key: "Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_ref_7024", message: "Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions." }, - Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type: { code: 7025, category: ts.DiagnosticCategory.Error, key: "Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_typ_7025", message: "Generator implicitly has type '{0}' because it does not yield any values. Consider supplying a return type." }, - JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: { code: 7026, category: ts.DiagnosticCategory.Error, key: "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", message: "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists" }, - Unreachable_code_detected: { code: 7027, category: ts.DiagnosticCategory.Error, key: "Unreachable_code_detected_7027", message: "Unreachable code detected." }, - Unused_label: { code: 7028, category: ts.DiagnosticCategory.Error, key: "Unused_label_7028", message: "Unused label." }, - Fallthrough_case_in_switch: { code: 7029, category: ts.DiagnosticCategory.Error, key: "Fallthrough_case_in_switch_7029", message: "Fallthrough case in switch." }, - Not_all_code_paths_return_a_value: { code: 7030, category: ts.DiagnosticCategory.Error, key: "Not_all_code_paths_return_a_value_7030", message: "Not all code paths return a value." }, - Binding_element_0_implicitly_has_an_1_type: { code: 7031, category: ts.DiagnosticCategory.Error, key: "Binding_element_0_implicitly_has_an_1_type_7031", message: "Binding element '{0}' implicitly has an '{1}' type." }, - Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation: { code: 7032, category: ts.DiagnosticCategory.Error, key: "Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation_7032", message: "Property '{0}' implicitly has type 'any', because its set accessor lacks a parameter type annotation." }, - Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation: { code: 7033, category: ts.DiagnosticCategory.Error, key: "Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation_7033", message: "Property '{0}' implicitly has type 'any', because its get accessor lacks a return type annotation." }, - Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined: { code: 7034, category: ts.DiagnosticCategory.Error, key: "Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined_7034", message: "Variable '{0}' implicitly has type '{1}' in some locations where its type cannot be determined." }, - You_cannot_rename_this_element: { code: 8000, category: ts.DiagnosticCategory.Error, key: "You_cannot_rename_this_element_8000", message: "You cannot rename this element." }, - You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library: { code: 8001, category: ts.DiagnosticCategory.Error, key: "You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library_8001", message: "You cannot rename elements that are defined in the standard TypeScript library." }, - import_can_only_be_used_in_a_ts_file: { code: 8002, category: ts.DiagnosticCategory.Error, key: "import_can_only_be_used_in_a_ts_file_8002", message: "'import ... =' can only be used in a .ts file." }, - export_can_only_be_used_in_a_ts_file: { code: 8003, category: ts.DiagnosticCategory.Error, key: "export_can_only_be_used_in_a_ts_file_8003", message: "'export=' can only be used in a .ts file." }, - type_parameter_declarations_can_only_be_used_in_a_ts_file: { code: 8004, category: ts.DiagnosticCategory.Error, key: "type_parameter_declarations_can_only_be_used_in_a_ts_file_8004", message: "'type parameter declarations' can only be used in a .ts file." }, - implements_clauses_can_only_be_used_in_a_ts_file: { code: 8005, category: ts.DiagnosticCategory.Error, key: "implements_clauses_can_only_be_used_in_a_ts_file_8005", message: "'implements clauses' can only be used in a .ts file." }, - interface_declarations_can_only_be_used_in_a_ts_file: { code: 8006, category: ts.DiagnosticCategory.Error, key: "interface_declarations_can_only_be_used_in_a_ts_file_8006", message: "'interface declarations' can only be used in a .ts file." }, - module_declarations_can_only_be_used_in_a_ts_file: { code: 8007, category: ts.DiagnosticCategory.Error, key: "module_declarations_can_only_be_used_in_a_ts_file_8007", message: "'module declarations' can only be used in a .ts file." }, - type_aliases_can_only_be_used_in_a_ts_file: { code: 8008, category: ts.DiagnosticCategory.Error, key: "type_aliases_can_only_be_used_in_a_ts_file_8008", message: "'type aliases' can only be used in a .ts file." }, - _0_can_only_be_used_in_a_ts_file: { code: 8009, category: ts.DiagnosticCategory.Error, key: "_0_can_only_be_used_in_a_ts_file_8009", message: "'{0}' can only be used in a .ts file." }, - types_can_only_be_used_in_a_ts_file: { code: 8010, category: ts.DiagnosticCategory.Error, key: "types_can_only_be_used_in_a_ts_file_8010", message: "'types' can only be used in a .ts file." }, - type_arguments_can_only_be_used_in_a_ts_file: { code: 8011, category: ts.DiagnosticCategory.Error, key: "type_arguments_can_only_be_used_in_a_ts_file_8011", message: "'type arguments' can only be used in a .ts file." }, - parameter_modifiers_can_only_be_used_in_a_ts_file: { code: 8012, category: ts.DiagnosticCategory.Error, key: "parameter_modifiers_can_only_be_used_in_a_ts_file_8012", message: "'parameter modifiers' can only be used in a .ts file." }, - enum_declarations_can_only_be_used_in_a_ts_file: { code: 8015, category: ts.DiagnosticCategory.Error, key: "enum_declarations_can_only_be_used_in_a_ts_file_8015", message: "'enum declarations' can only be used in a .ts file." }, - type_assertion_expressions_can_only_be_used_in_a_ts_file: { code: 8016, category: ts.DiagnosticCategory.Error, key: "type_assertion_expressions_can_only_be_used_in_a_ts_file_8016", message: "'type assertion expressions' can only be used in a .ts file." }, - Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clauses: { code: 9002, category: ts.DiagnosticCategory.Error, key: "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", message: "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clauses." }, - class_expressions_are_not_currently_supported: { code: 9003, category: ts.DiagnosticCategory.Error, key: "class_expressions_are_not_currently_supported_9003", message: "'class' expressions are not currently supported." }, - Language_service_is_disabled: { code: 9004, category: ts.DiagnosticCategory.Error, key: "Language_service_is_disabled_9004", message: "Language service is disabled." }, - JSX_attributes_must_only_be_assigned_a_non_empty_expression: { code: 17000, category: ts.DiagnosticCategory.Error, key: "JSX_attributes_must_only_be_assigned_a_non_empty_expression_17000", message: "JSX attributes must only be assigned a non-empty 'expression'." }, - JSX_elements_cannot_have_multiple_attributes_with_the_same_name: { code: 17001, category: ts.DiagnosticCategory.Error, key: "JSX_elements_cannot_have_multiple_attributes_with_the_same_name_17001", message: "JSX elements cannot have multiple attributes with the same name." }, - Expected_corresponding_JSX_closing_tag_for_0: { code: 17002, category: ts.DiagnosticCategory.Error, key: "Expected_corresponding_JSX_closing_tag_for_0_17002", message: "Expected corresponding JSX closing tag for '{0}'." }, - JSX_attribute_expected: { code: 17003, category: ts.DiagnosticCategory.Error, key: "JSX_attribute_expected_17003", message: "JSX attribute expected." }, - Cannot_use_JSX_unless_the_jsx_flag_is_provided: { code: 17004, category: ts.DiagnosticCategory.Error, key: "Cannot_use_JSX_unless_the_jsx_flag_is_provided_17004", message: "Cannot use JSX unless the '--jsx' flag is provided." }, - A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: { code: 17005, category: ts.DiagnosticCategory.Error, key: "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", message: "A constructor cannot contain a 'super' call when its class extends 'null'" }, - An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: { code: 17006, category: ts.DiagnosticCategory.Error, key: "An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_ex_17006", message: "An unary expression with the '{0}' operator is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses." }, - A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: { code: 17007, category: ts.DiagnosticCategory.Error, key: "A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Con_17007", message: "A type assertion expression is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses." }, - JSX_element_0_has_no_corresponding_closing_tag: { code: 17008, category: ts.DiagnosticCategory.Error, key: "JSX_element_0_has_no_corresponding_closing_tag_17008", message: "JSX element '{0}' has no corresponding closing tag." }, - super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class: { code: 17009, category: ts.DiagnosticCategory.Error, key: "super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class_17009", message: "'super' must be called before accessing 'this' in the constructor of a derived class." }, - Unknown_type_acquisition_option_0: { code: 17010, category: ts.DiagnosticCategory.Error, key: "Unknown_type_acquisition_option_0_17010", message: "Unknown type acquisition option '{0}'." }, - super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class: { code: 17011, category: ts.DiagnosticCategory.Error, key: "super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class_17011", message: "'super' must be called before accessing a property of 'super' in the constructor of a derived class." }, - Circularity_detected_while_resolving_configuration_Colon_0: { code: 18000, category: ts.DiagnosticCategory.Error, key: "Circularity_detected_while_resolving_configuration_Colon_0_18000", message: "Circularity detected while resolving configuration: {0}" }, - A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not: { code: 18001, category: ts.DiagnosticCategory.Error, key: "A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not_18001", message: "A path in an 'extends' option must be relative or rooted, but '{0}' is not." }, - The_files_list_in_config_file_0_is_empty: { code: 18002, category: ts.DiagnosticCategory.Error, key: "The_files_list_in_config_file_0_is_empty_18002", message: "The 'files' list in config file '{0}' is empty." }, - No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2: { code: 18003, category: ts.DiagnosticCategory.Error, key: "No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2_18003", message: "No inputs were found in config file '{0}'. Specified 'include' paths were '{1}' and 'exclude' paths were '{2}'." }, - Add_missing_super_call: { code: 90001, category: ts.DiagnosticCategory.Message, key: "Add_missing_super_call_90001", message: "Add missing 'super()' call." }, - Make_super_call_the_first_statement_in_the_constructor: { code: 90002, category: ts.DiagnosticCategory.Message, key: "Make_super_call_the_first_statement_in_the_constructor_90002", message: "Make 'super()' call the first statement in the constructor." }, - Change_extends_to_implements: { code: 90003, category: ts.DiagnosticCategory.Message, key: "Change_extends_to_implements_90003", message: "Change 'extends' to 'implements'" }, - Remove_unused_identifiers: { code: 90004, category: ts.DiagnosticCategory.Message, key: "Remove_unused_identifiers_90004", message: "Remove unused identifiers" }, - Implement_interface_on_reference: { code: 90005, category: ts.DiagnosticCategory.Message, key: "Implement_interface_on_reference_90005", message: "Implement interface on reference" }, - Implement_interface_on_class: { code: 90006, category: ts.DiagnosticCategory.Message, key: "Implement_interface_on_class_90006", message: "Implement interface on class" }, - Implement_inherited_abstract_class: { code: 90007, category: ts.DiagnosticCategory.Message, key: "Implement_inherited_abstract_class_90007", message: "Implement inherited abstract class" }, - Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: { code: 90009, category: ts.DiagnosticCategory.Error, key: "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__90009", message: "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig" }, - Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated: { code: 90010, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated_90010", message: "Type '{0}' is not assignable to type '{1}'. Two different types with this name exist, but they are unrelated." }, - Import_0_from_1: { code: 90013, category: ts.DiagnosticCategory.Message, key: "Import_0_from_1_90013", message: "Import {0} from {1}" }, - Change_0_to_1: { code: 90014, category: ts.DiagnosticCategory.Message, key: "Change_0_to_1_90014", message: "Change {0} to {1}" }, - Add_0_to_existing_import_declaration_from_1: { code: 90015, category: ts.DiagnosticCategory.Message, key: "Add_0_to_existing_import_declaration_from_1_90015", message: "Add {0} to existing import declaration from {1}" }, - Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0: { code: 8017, category: ts.DiagnosticCategory.Error, key: "Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0_8017", message: "Octal literal types must use ES2015 syntax. Use the syntax '{0}'." }, + Unterminated_string_literal: diag(1002, ts.DiagnosticCategory.Error, "Unterminated_string_literal_1002", "Unterminated string literal."), + Identifier_expected: diag(1003, ts.DiagnosticCategory.Error, "Identifier_expected_1003", "Identifier expected."), + _0_expected: diag(1005, ts.DiagnosticCategory.Error, "_0_expected_1005", "'{0}' expected."), + A_file_cannot_have_a_reference_to_itself: diag(1006, ts.DiagnosticCategory.Error, "A_file_cannot_have_a_reference_to_itself_1006", "A file cannot have a reference to itself."), + Trailing_comma_not_allowed: diag(1009, ts.DiagnosticCategory.Error, "Trailing_comma_not_allowed_1009", "Trailing comma not allowed."), + Asterisk_Slash_expected: diag(1010, ts.DiagnosticCategory.Error, "Asterisk_Slash_expected_1010", "'*/' expected."), + Unexpected_token: diag(1012, ts.DiagnosticCategory.Error, "Unexpected_token_1012", "Unexpected token."), + A_rest_parameter_must_be_last_in_a_parameter_list: diag(1014, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_last_in_a_parameter_list_1014", "A rest parameter must be last in a parameter list."), + Parameter_cannot_have_question_mark_and_initializer: diag(1015, ts.DiagnosticCategory.Error, "Parameter_cannot_have_question_mark_and_initializer_1015", "Parameter cannot have question mark and initializer."), + A_required_parameter_cannot_follow_an_optional_parameter: diag(1016, ts.DiagnosticCategory.Error, "A_required_parameter_cannot_follow_an_optional_parameter_1016", "A required parameter cannot follow an optional parameter."), + An_index_signature_cannot_have_a_rest_parameter: diag(1017, ts.DiagnosticCategory.Error, "An_index_signature_cannot_have_a_rest_parameter_1017", "An index signature cannot have a rest parameter."), + An_index_signature_parameter_cannot_have_an_accessibility_modifier: diag(1018, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_accessibility_modifier_1018", "An index signature parameter cannot have an accessibility modifier."), + An_index_signature_parameter_cannot_have_a_question_mark: diag(1019, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_a_question_mark_1019", "An index signature parameter cannot have a question mark."), + An_index_signature_parameter_cannot_have_an_initializer: diag(1020, ts.DiagnosticCategory.Error, "An_index_signature_parameter_cannot_have_an_initializer_1020", "An index signature parameter cannot have an initializer."), + An_index_signature_must_have_a_type_annotation: diag(1021, ts.DiagnosticCategory.Error, "An_index_signature_must_have_a_type_annotation_1021", "An index signature must have a type annotation."), + An_index_signature_parameter_must_have_a_type_annotation: diag(1022, ts.DiagnosticCategory.Error, "An_index_signature_parameter_must_have_a_type_annotation_1022", "An index signature parameter must have a type annotation."), + An_index_signature_parameter_type_must_be_string_or_number: diag(1023, ts.DiagnosticCategory.Error, "An_index_signature_parameter_type_must_be_string_or_number_1023", "An index signature parameter type must be 'string' or 'number'."), + readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature: diag(1024, ts.DiagnosticCategory.Error, "readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature_1024", "'readonly' modifier can only appear on a property declaration or index signature."), + Accessibility_modifier_already_seen: diag(1028, ts.DiagnosticCategory.Error, "Accessibility_modifier_already_seen_1028", "Accessibility modifier already seen."), + _0_modifier_must_precede_1_modifier: diag(1029, ts.DiagnosticCategory.Error, "_0_modifier_must_precede_1_modifier_1029", "'{0}' modifier must precede '{1}' modifier."), + _0_modifier_already_seen: diag(1030, ts.DiagnosticCategory.Error, "_0_modifier_already_seen_1030", "'{0}' modifier already seen."), + _0_modifier_cannot_appear_on_a_class_element: diag(1031, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_class_element_1031", "'{0}' modifier cannot appear on a class element."), + super_must_be_followed_by_an_argument_list_or_member_access: diag(1034, ts.DiagnosticCategory.Error, "super_must_be_followed_by_an_argument_list_or_member_access_1034", "'super' must be followed by an argument list or member access."), + Only_ambient_modules_can_use_quoted_names: diag(1035, ts.DiagnosticCategory.Error, "Only_ambient_modules_can_use_quoted_names_1035", "Only ambient modules can use quoted names."), + Statements_are_not_allowed_in_ambient_contexts: diag(1036, ts.DiagnosticCategory.Error, "Statements_are_not_allowed_in_ambient_contexts_1036", "Statements are not allowed in ambient contexts."), + A_declare_modifier_cannot_be_used_in_an_already_ambient_context: diag(1038, ts.DiagnosticCategory.Error, "A_declare_modifier_cannot_be_used_in_an_already_ambient_context_1038", "A 'declare' modifier cannot be used in an already ambient context."), + Initializers_are_not_allowed_in_ambient_contexts: diag(1039, ts.DiagnosticCategory.Error, "Initializers_are_not_allowed_in_ambient_contexts_1039", "Initializers are not allowed in ambient contexts."), + _0_modifier_cannot_be_used_in_an_ambient_context: diag(1040, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_in_an_ambient_context_1040", "'{0}' modifier cannot be used in an ambient context."), + _0_modifier_cannot_be_used_with_a_class_declaration: diag(1041, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_a_class_declaration_1041", "'{0}' modifier cannot be used with a class declaration."), + _0_modifier_cannot_be_used_here: diag(1042, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_here_1042", "'{0}' modifier cannot be used here."), + _0_modifier_cannot_appear_on_a_data_property: diag(1043, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_data_property_1043", "'{0}' modifier cannot appear on a data property."), + _0_modifier_cannot_appear_on_a_module_or_namespace_element: diag(1044, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_module_or_namespace_element_1044", "'{0}' modifier cannot appear on a module or namespace element."), + A_0_modifier_cannot_be_used_with_an_interface_declaration: diag(1045, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_interface_declaration_1045", "A '{0}' modifier cannot be used with an interface declaration."), + A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file: diag(1046, ts.DiagnosticCategory.Error, "A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file_1046", "A 'declare' modifier is required for a top level declaration in a .d.ts file."), + A_rest_parameter_cannot_be_optional: diag(1047, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_be_optional_1047", "A rest parameter cannot be optional."), + A_rest_parameter_cannot_have_an_initializer: diag(1048, ts.DiagnosticCategory.Error, "A_rest_parameter_cannot_have_an_initializer_1048", "A rest parameter cannot have an initializer."), + A_set_accessor_must_have_exactly_one_parameter: diag(1049, ts.DiagnosticCategory.Error, "A_set_accessor_must_have_exactly_one_parameter_1049", "A 'set' accessor must have exactly one parameter."), + A_set_accessor_cannot_have_an_optional_parameter: diag(1051, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_an_optional_parameter_1051", "A 'set' accessor cannot have an optional parameter."), + A_set_accessor_parameter_cannot_have_an_initializer: diag(1052, ts.DiagnosticCategory.Error, "A_set_accessor_parameter_cannot_have_an_initializer_1052", "A 'set' accessor parameter cannot have an initializer."), + A_set_accessor_cannot_have_rest_parameter: diag(1053, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_rest_parameter_1053", "A 'set' accessor cannot have rest parameter."), + A_get_accessor_cannot_have_parameters: diag(1054, ts.DiagnosticCategory.Error, "A_get_accessor_cannot_have_parameters_1054", "A 'get' accessor cannot have parameters."), + Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value: diag(1055, ts.DiagnosticCategory.Error, "Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Prom_1055", "Type '{0}' is not a valid async function return type in ES5/ES3 because it does not refer to a Promise-compatible constructor value."), + Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: diag(1056, ts.DiagnosticCategory.Error, "Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher_1056", "Accessors are only available when targeting ECMAScript 5 and higher."), + An_async_function_or_method_must_have_a_valid_awaitable_return_type: diag(1057, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_have_a_valid_awaitable_return_type_1057", "An async function or method must have a valid awaitable return type."), + The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1058, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_t_1058", "The return type of an async function must either be a valid promise or must not contain a callable 'then' member."), + A_promise_must_have_a_then_method: diag(1059, ts.DiagnosticCategory.Error, "A_promise_must_have_a_then_method_1059", "A promise must have a 'then' method."), + The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback: diag(1060, ts.DiagnosticCategory.Error, "The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback_1060", "The first parameter of the 'then' method of a promise must be a callback."), + Enum_member_must_have_initializer: diag(1061, ts.DiagnosticCategory.Error, "Enum_member_must_have_initializer_1061", "Enum member must have initializer."), + Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: diag(1062, ts.DiagnosticCategory.Error, "Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", "Type is referenced directly or indirectly in the fulfillment callback of its own 'then' method."), + An_export_assignment_cannot_be_used_in_a_namespace: diag(1063, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_namespace_1063", "An export assignment cannot be used in a namespace."), + The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type: diag(1064, ts.DiagnosticCategory.Error, "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_1064", "The return type of an async function or method must be the global Promise type."), + In_ambient_enum_declarations_member_initializer_must_be_constant_expression: diag(1066, ts.DiagnosticCategory.Error, "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066", "In ambient enum declarations member initializer must be constant expression."), + Unexpected_token_A_constructor_method_accessor_or_property_was_expected: diag(1068, ts.DiagnosticCategory.Error, "Unexpected_token_A_constructor_method_accessor_or_property_was_expected_1068", "Unexpected token. A constructor, method, accessor, or property was expected."), + _0_modifier_cannot_appear_on_a_type_member: diag(1070, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_type_member_1070", "'{0}' modifier cannot appear on a type member."), + _0_modifier_cannot_appear_on_an_index_signature: diag(1071, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_an_index_signature_1071", "'{0}' modifier cannot appear on an index signature."), + A_0_modifier_cannot_be_used_with_an_import_declaration: diag(1079, ts.DiagnosticCategory.Error, "A_0_modifier_cannot_be_used_with_an_import_declaration_1079", "A '{0}' modifier cannot be used with an import declaration."), + Invalid_reference_directive_syntax: diag(1084, ts.DiagnosticCategory.Error, "Invalid_reference_directive_syntax_1084", "Invalid 'reference' directive syntax."), + Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0: diag(1085, ts.DiagnosticCategory.Error, "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0_1085", "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'."), + An_accessor_cannot_be_declared_in_an_ambient_context: diag(1086, ts.DiagnosticCategory.Error, "An_accessor_cannot_be_declared_in_an_ambient_context_1086", "An accessor cannot be declared in an ambient context."), + _0_modifier_cannot_appear_on_a_constructor_declaration: diag(1089, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_constructor_declaration_1089", "'{0}' modifier cannot appear on a constructor declaration."), + _0_modifier_cannot_appear_on_a_parameter: diag(1090, ts.DiagnosticCategory.Error, "_0_modifier_cannot_appear_on_a_parameter_1090", "'{0}' modifier cannot appear on a parameter."), + Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement: diag(1091, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement_1091", "Only a single variable declaration is allowed in a 'for...in' statement."), + Type_parameters_cannot_appear_on_a_constructor_declaration: diag(1092, ts.DiagnosticCategory.Error, "Type_parameters_cannot_appear_on_a_constructor_declaration_1092", "Type parameters cannot appear on a constructor declaration."), + Type_annotation_cannot_appear_on_a_constructor_declaration: diag(1093, ts.DiagnosticCategory.Error, "Type_annotation_cannot_appear_on_a_constructor_declaration_1093", "Type annotation cannot appear on a constructor declaration."), + An_accessor_cannot_have_type_parameters: diag(1094, ts.DiagnosticCategory.Error, "An_accessor_cannot_have_type_parameters_1094", "An accessor cannot have type parameters."), + A_set_accessor_cannot_have_a_return_type_annotation: diag(1095, ts.DiagnosticCategory.Error, "A_set_accessor_cannot_have_a_return_type_annotation_1095", "A 'set' accessor cannot have a return type annotation."), + An_index_signature_must_have_exactly_one_parameter: diag(1096, ts.DiagnosticCategory.Error, "An_index_signature_must_have_exactly_one_parameter_1096", "An index signature must have exactly one parameter."), + _0_list_cannot_be_empty: diag(1097, ts.DiagnosticCategory.Error, "_0_list_cannot_be_empty_1097", "'{0}' list cannot be empty."), + Type_parameter_list_cannot_be_empty: diag(1098, ts.DiagnosticCategory.Error, "Type_parameter_list_cannot_be_empty_1098", "Type parameter list cannot be empty."), + Type_argument_list_cannot_be_empty: diag(1099, ts.DiagnosticCategory.Error, "Type_argument_list_cannot_be_empty_1099", "Type argument list cannot be empty."), + Invalid_use_of_0_in_strict_mode: diag(1100, ts.DiagnosticCategory.Error, "Invalid_use_of_0_in_strict_mode_1100", "Invalid use of '{0}' in strict mode."), + with_statements_are_not_allowed_in_strict_mode: diag(1101, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_strict_mode_1101", "'with' statements are not allowed in strict mode."), + delete_cannot_be_called_on_an_identifier_in_strict_mode: diag(1102, ts.DiagnosticCategory.Error, "delete_cannot_be_called_on_an_identifier_in_strict_mode_1102", "'delete' cannot be called on an identifier in strict mode."), + A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator: diag(1103, ts.DiagnosticCategory.Error, "A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator_1103", "A 'for-await-of' statement is only allowed within an async function or async generator."), + A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: diag(1104, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement_1104", "A 'continue' statement can only be used within an enclosing iteration statement."), + A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement: diag(1105, ts.DiagnosticCategory.Error, "A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement_1105", "A 'break' statement can only be used within an enclosing iteration or switch statement."), + Jump_target_cannot_cross_function_boundary: diag(1107, ts.DiagnosticCategory.Error, "Jump_target_cannot_cross_function_boundary_1107", "Jump target cannot cross function boundary."), + A_return_statement_can_only_be_used_within_a_function_body: diag(1108, ts.DiagnosticCategory.Error, "A_return_statement_can_only_be_used_within_a_function_body_1108", "A 'return' statement can only be used within a function body."), + Expression_expected: diag(1109, ts.DiagnosticCategory.Error, "Expression_expected_1109", "Expression expected."), + Type_expected: diag(1110, ts.DiagnosticCategory.Error, "Type_expected_1110", "Type expected."), + A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: diag(1113, ts.DiagnosticCategory.Error, "A_default_clause_cannot_appear_more_than_once_in_a_switch_statement_1113", "A 'default' clause cannot appear more than once in a 'switch' statement."), + Duplicate_label_0: diag(1114, ts.DiagnosticCategory.Error, "Duplicate_label_0_1114", "Duplicate label '{0}'."), + A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: diag(1115, ts.DiagnosticCategory.Error, "A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement_1115", "A 'continue' statement can only jump to a label of an enclosing iteration statement."), + A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement: diag(1116, ts.DiagnosticCategory.Error, "A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement_1116", "A 'break' statement can only jump to a label of an enclosing statement."), + An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode: diag(1117, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode_1117", "An object literal cannot have multiple properties with the same name in strict mode."), + An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name: diag(1118, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name_1118", "An object literal cannot have multiple get/set accessors with the same name."), + An_object_literal_cannot_have_property_and_accessor_with_the_same_name: diag(1119, ts.DiagnosticCategory.Error, "An_object_literal_cannot_have_property_and_accessor_with_the_same_name_1119", "An object literal cannot have property and accessor with the same name."), + An_export_assignment_cannot_have_modifiers: diag(1120, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_have_modifiers_1120", "An export assignment cannot have modifiers."), + Octal_literals_are_not_allowed_in_strict_mode: diag(1121, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_strict_mode_1121", "Octal literals are not allowed in strict mode."), + A_tuple_type_element_list_cannot_be_empty: diag(1122, ts.DiagnosticCategory.Error, "A_tuple_type_element_list_cannot_be_empty_1122", "A tuple type element list cannot be empty."), + Variable_declaration_list_cannot_be_empty: diag(1123, ts.DiagnosticCategory.Error, "Variable_declaration_list_cannot_be_empty_1123", "Variable declaration list cannot be empty."), + Digit_expected: diag(1124, ts.DiagnosticCategory.Error, "Digit_expected_1124", "Digit expected."), + Hexadecimal_digit_expected: diag(1125, ts.DiagnosticCategory.Error, "Hexadecimal_digit_expected_1125", "Hexadecimal digit expected."), + Unexpected_end_of_text: diag(1126, ts.DiagnosticCategory.Error, "Unexpected_end_of_text_1126", "Unexpected end of text."), + Invalid_character: diag(1127, ts.DiagnosticCategory.Error, "Invalid_character_1127", "Invalid character."), + Declaration_or_statement_expected: diag(1128, ts.DiagnosticCategory.Error, "Declaration_or_statement_expected_1128", "Declaration or statement expected."), + Statement_expected: diag(1129, ts.DiagnosticCategory.Error, "Statement_expected_1129", "Statement expected."), + case_or_default_expected: diag(1130, ts.DiagnosticCategory.Error, "case_or_default_expected_1130", "'case' or 'default' expected."), + Property_or_signature_expected: diag(1131, ts.DiagnosticCategory.Error, "Property_or_signature_expected_1131", "Property or signature expected."), + Enum_member_expected: diag(1132, ts.DiagnosticCategory.Error, "Enum_member_expected_1132", "Enum member expected."), + Variable_declaration_expected: diag(1134, ts.DiagnosticCategory.Error, "Variable_declaration_expected_1134", "Variable declaration expected."), + Argument_expression_expected: diag(1135, ts.DiagnosticCategory.Error, "Argument_expression_expected_1135", "Argument expression expected."), + Property_assignment_expected: diag(1136, ts.DiagnosticCategory.Error, "Property_assignment_expected_1136", "Property assignment expected."), + Expression_or_comma_expected: diag(1137, ts.DiagnosticCategory.Error, "Expression_or_comma_expected_1137", "Expression or comma expected."), + Parameter_declaration_expected: diag(1138, ts.DiagnosticCategory.Error, "Parameter_declaration_expected_1138", "Parameter declaration expected."), + Type_parameter_declaration_expected: diag(1139, ts.DiagnosticCategory.Error, "Type_parameter_declaration_expected_1139", "Type parameter declaration expected."), + Type_argument_expected: diag(1140, ts.DiagnosticCategory.Error, "Type_argument_expected_1140", "Type argument expected."), + String_literal_expected: diag(1141, ts.DiagnosticCategory.Error, "String_literal_expected_1141", "String literal expected."), + Line_break_not_permitted_here: diag(1142, ts.DiagnosticCategory.Error, "Line_break_not_permitted_here_1142", "Line break not permitted here."), + or_expected: diag(1144, ts.DiagnosticCategory.Error, "or_expected_1144", "'{' or ';' expected."), + Declaration_expected: diag(1146, ts.DiagnosticCategory.Error, "Declaration_expected_1146", "Declaration expected."), + Import_declarations_in_a_namespace_cannot_reference_a_module: diag(1147, ts.DiagnosticCategory.Error, "Import_declarations_in_a_namespace_cannot_reference_a_module_1147", "Import declarations in a namespace cannot reference a module."), + Cannot_use_imports_exports_or_module_augmentations_when_module_is_none: diag(1148, ts.DiagnosticCategory.Error, "Cannot_use_imports_exports_or_module_augmentations_when_module_is_none_1148", "Cannot use imports, exports, or module augmentations when '--module' is 'none'."), + File_name_0_differs_from_already_included_file_name_1_only_in_casing: diag(1149, ts.DiagnosticCategory.Error, "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", "File name '{0}' differs from already included file name '{1}' only in casing."), + new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead: diag(1150, ts.DiagnosticCategory.Error, "new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead_1150", "'new T[]' cannot be used to create an array. Use 'new Array()' instead."), + const_declarations_must_be_initialized: diag(1155, ts.DiagnosticCategory.Error, "const_declarations_must_be_initialized_1155", "'const' declarations must be initialized."), + const_declarations_can_only_be_declared_inside_a_block: diag(1156, ts.DiagnosticCategory.Error, "const_declarations_can_only_be_declared_inside_a_block_1156", "'const' declarations can only be declared inside a block."), + let_declarations_can_only_be_declared_inside_a_block: diag(1157, ts.DiagnosticCategory.Error, "let_declarations_can_only_be_declared_inside_a_block_1157", "'let' declarations can only be declared inside a block."), + Unterminated_template_literal: diag(1160, ts.DiagnosticCategory.Error, "Unterminated_template_literal_1160", "Unterminated template literal."), + Unterminated_regular_expression_literal: diag(1161, ts.DiagnosticCategory.Error, "Unterminated_regular_expression_literal_1161", "Unterminated regular expression literal."), + An_object_member_cannot_be_declared_optional: diag(1162, ts.DiagnosticCategory.Error, "An_object_member_cannot_be_declared_optional_1162", "An object member cannot be declared optional."), + A_yield_expression_is_only_allowed_in_a_generator_body: diag(1163, ts.DiagnosticCategory.Error, "A_yield_expression_is_only_allowed_in_a_generator_body_1163", "A 'yield' expression is only allowed in a generator body."), + Computed_property_names_are_not_allowed_in_enums: diag(1164, ts.DiagnosticCategory.Error, "Computed_property_names_are_not_allowed_in_enums_1164", "Computed property names are not allowed in enums."), + A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol: diag(1165, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_ambient_context_must_directly_refer_to_a_built_in_symbol_1165", "A computed property name in an ambient context must directly refer to a built-in symbol."), + A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol: diag(1166, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_class_property_declaration_must_directly_refer_to_a_built_in_symbol_1166", "A computed property name in a class property declaration must directly refer to a built-in symbol."), + A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol: diag(1168, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol_1168", "A computed property name in a method overload must directly refer to a built-in symbol."), + A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol: diag(1169, ts.DiagnosticCategory.Error, "A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol_1169", "A computed property name in an interface must directly refer to a built-in symbol."), + A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol: diag(1170, ts.DiagnosticCategory.Error, "A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol_1170", "A computed property name in a type literal must directly refer to a built-in symbol."), + A_comma_expression_is_not_allowed_in_a_computed_property_name: diag(1171, ts.DiagnosticCategory.Error, "A_comma_expression_is_not_allowed_in_a_computed_property_name_1171", "A comma expression is not allowed in a computed property name."), + extends_clause_already_seen: diag(1172, ts.DiagnosticCategory.Error, "extends_clause_already_seen_1172", "'extends' clause already seen."), + extends_clause_must_precede_implements_clause: diag(1173, ts.DiagnosticCategory.Error, "extends_clause_must_precede_implements_clause_1173", "'extends' clause must precede 'implements' clause."), + Classes_can_only_extend_a_single_class: diag(1174, ts.DiagnosticCategory.Error, "Classes_can_only_extend_a_single_class_1174", "Classes can only extend a single class."), + implements_clause_already_seen: diag(1175, ts.DiagnosticCategory.Error, "implements_clause_already_seen_1175", "'implements' clause already seen."), + Interface_declaration_cannot_have_implements_clause: diag(1176, ts.DiagnosticCategory.Error, "Interface_declaration_cannot_have_implements_clause_1176", "Interface declaration cannot have 'implements' clause."), + Binary_digit_expected: diag(1177, ts.DiagnosticCategory.Error, "Binary_digit_expected_1177", "Binary digit expected."), + Octal_digit_expected: diag(1178, ts.DiagnosticCategory.Error, "Octal_digit_expected_1178", "Octal digit expected."), + Unexpected_token_expected: diag(1179, ts.DiagnosticCategory.Error, "Unexpected_token_expected_1179", "Unexpected token. '{' expected."), + Property_destructuring_pattern_expected: diag(1180, ts.DiagnosticCategory.Error, "Property_destructuring_pattern_expected_1180", "Property destructuring pattern expected."), + Array_element_destructuring_pattern_expected: diag(1181, ts.DiagnosticCategory.Error, "Array_element_destructuring_pattern_expected_1181", "Array element destructuring pattern expected."), + A_destructuring_declaration_must_have_an_initializer: diag(1182, ts.DiagnosticCategory.Error, "A_destructuring_declaration_must_have_an_initializer_1182", "A destructuring declaration must have an initializer."), + An_implementation_cannot_be_declared_in_ambient_contexts: diag(1183, ts.DiagnosticCategory.Error, "An_implementation_cannot_be_declared_in_ambient_contexts_1183", "An implementation cannot be declared in ambient contexts."), + Modifiers_cannot_appear_here: diag(1184, ts.DiagnosticCategory.Error, "Modifiers_cannot_appear_here_1184", "Modifiers cannot appear here."), + Merge_conflict_marker_encountered: diag(1185, ts.DiagnosticCategory.Error, "Merge_conflict_marker_encountered_1185", "Merge conflict marker encountered."), + A_rest_element_cannot_have_an_initializer: diag(1186, ts.DiagnosticCategory.Error, "A_rest_element_cannot_have_an_initializer_1186", "A rest element cannot have an initializer."), + A_parameter_property_may_not_be_declared_using_a_binding_pattern: diag(1187, ts.DiagnosticCategory.Error, "A_parameter_property_may_not_be_declared_using_a_binding_pattern_1187", "A parameter property may not be declared using a binding pattern."), + Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement: diag(1188, ts.DiagnosticCategory.Error, "Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement_1188", "Only a single variable declaration is allowed in a 'for...of' statement."), + The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer: diag(1189, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer_1189", "The variable declaration of a 'for...in' statement cannot have an initializer."), + The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer: diag(1190, ts.DiagnosticCategory.Error, "The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer_1190", "The variable declaration of a 'for...of' statement cannot have an initializer."), + An_import_declaration_cannot_have_modifiers: diag(1191, ts.DiagnosticCategory.Error, "An_import_declaration_cannot_have_modifiers_1191", "An import declaration cannot have modifiers."), + Module_0_has_no_default_export: diag(1192, ts.DiagnosticCategory.Error, "Module_0_has_no_default_export_1192", "Module '{0}' has no default export."), + An_export_declaration_cannot_have_modifiers: diag(1193, ts.DiagnosticCategory.Error, "An_export_declaration_cannot_have_modifiers_1193", "An export declaration cannot have modifiers."), + Export_declarations_are_not_permitted_in_a_namespace: diag(1194, ts.DiagnosticCategory.Error, "Export_declarations_are_not_permitted_in_a_namespace_1194", "Export declarations are not permitted in a namespace."), + Catch_clause_variable_cannot_have_a_type_annotation: diag(1196, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_a_type_annotation_1196", "Catch clause variable cannot have a type annotation."), + Catch_clause_variable_cannot_have_an_initializer: diag(1197, ts.DiagnosticCategory.Error, "Catch_clause_variable_cannot_have_an_initializer_1197", "Catch clause variable cannot have an initializer."), + An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive: diag(1198, ts.DiagnosticCategory.Error, "An_extended_Unicode_escape_value_must_be_between_0x0_and_0x10FFFF_inclusive_1198", "An extended Unicode escape value must be between 0x0 and 0x10FFFF inclusive."), + Unterminated_Unicode_escape_sequence: diag(1199, ts.DiagnosticCategory.Error, "Unterminated_Unicode_escape_sequence_1199", "Unterminated Unicode escape sequence."), + Line_terminator_not_permitted_before_arrow: diag(1200, ts.DiagnosticCategory.Error, "Line_terminator_not_permitted_before_arrow_1200", "Line terminator not permitted before arrow."), + Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead: diag(1202, ts.DiagnosticCategory.Error, "Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_1202", "Import assignment cannot be used when targeting ECMAScript modules. Consider using 'import * as ns from \"mod\"', 'import {a} from \"mod\"', 'import d from \"mod\"', or another module format instead."), + Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead: diag(1203, ts.DiagnosticCategory.Error, "Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or__1203", "Export assignment cannot be used when targeting ECMAScript modules. Consider using 'export default' or another module format instead."), + Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided: diag(1205, ts.DiagnosticCategory.Error, "Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided_1205", "Cannot re-export a type when the '--isolatedModules' flag is provided."), + Decorators_are_not_valid_here: diag(1206, ts.DiagnosticCategory.Error, "Decorators_are_not_valid_here_1206", "Decorators are not valid here."), + Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name: diag(1207, ts.DiagnosticCategory.Error, "Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name_1207", "Decorators cannot be applied to multiple get/set accessors of the same name."), + Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided: diag(1208, ts.DiagnosticCategory.Error, "Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided_1208", "Cannot compile namespaces when the '--isolatedModules' flag is provided."), + Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided: diag(1209, ts.DiagnosticCategory.Error, "Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided_1209", "Ambient const enums are not allowed when the '--isolatedModules' flag is provided."), + Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode: diag(1210, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode_1210", "Invalid use of '{0}'. Class definitions are automatically in strict mode."), + A_class_declaration_without_the_default_modifier_must_have_a_name: diag(1211, ts.DiagnosticCategory.Error, "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", "A class declaration without the 'default' modifier must have a name."), + Identifier_expected_0_is_a_reserved_word_in_strict_mode: diag(1212, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", "Identifier expected. '{0}' is a reserved word in strict mode."), + Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode: diag(1213, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_stric_1213", "Identifier expected. '{0}' is a reserved word in strict mode. Class definitions are automatically in strict mode."), + Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode: diag(1214, ts.DiagnosticCategory.Error, "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode_1214", "Identifier expected. '{0}' is a reserved word in strict mode. Modules are automatically in strict mode."), + Invalid_use_of_0_Modules_are_automatically_in_strict_mode: diag(1215, ts.DiagnosticCategory.Error, "Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215", "Invalid use of '{0}'. Modules are automatically in strict mode."), + Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules: diag(1216, ts.DiagnosticCategory.Error, "Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules_1216", "Identifier expected. '__esModule' is reserved as an exported marker when transforming ECMAScript modules."), + Export_assignment_is_not_supported_when_module_flag_is_system: diag(1218, ts.DiagnosticCategory.Error, "Export_assignment_is_not_supported_when_module_flag_is_system_1218", "Export assignment is not supported when '--module' flag is 'system'."), + Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning: diag(1219, ts.DiagnosticCategory.Error, "Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_t_1219", "Experimental support for decorators is a feature that is subject to change in a future release. Set the 'experimentalDecorators' option to remove this warning."), + Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher: diag(1220, ts.DiagnosticCategory.Error, "Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher_1220", "Generators are only available when targeting ECMAScript 2015 or higher."), + Generators_are_not_allowed_in_an_ambient_context: diag(1221, ts.DiagnosticCategory.Error, "Generators_are_not_allowed_in_an_ambient_context_1221", "Generators are not allowed in an ambient context."), + An_overload_signature_cannot_be_declared_as_a_generator: diag(1222, ts.DiagnosticCategory.Error, "An_overload_signature_cannot_be_declared_as_a_generator_1222", "An overload signature cannot be declared as a generator."), + _0_tag_already_specified: diag(1223, ts.DiagnosticCategory.Error, "_0_tag_already_specified_1223", "'{0}' tag already specified."), + Signature_0_must_be_a_type_predicate: diag(1224, ts.DiagnosticCategory.Error, "Signature_0_must_be_a_type_predicate_1224", "Signature '{0}' must be a type predicate."), + Cannot_find_parameter_0: diag(1225, ts.DiagnosticCategory.Error, "Cannot_find_parameter_0_1225", "Cannot find parameter '{0}'."), + Type_predicate_0_is_not_assignable_to_1: diag(1226, ts.DiagnosticCategory.Error, "Type_predicate_0_is_not_assignable_to_1_1226", "Type predicate '{0}' is not assignable to '{1}'."), + Parameter_0_is_not_in_the_same_position_as_parameter_1: diag(1227, ts.DiagnosticCategory.Error, "Parameter_0_is_not_in_the_same_position_as_parameter_1_1227", "Parameter '{0}' is not in the same position as parameter '{1}'."), + A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods: diag(1228, ts.DiagnosticCategory.Error, "A_type_predicate_is_only_allowed_in_return_type_position_for_functions_and_methods_1228", "A type predicate is only allowed in return type position for functions and methods."), + A_type_predicate_cannot_reference_a_rest_parameter: diag(1229, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_a_rest_parameter_1229", "A type predicate cannot reference a rest parameter."), + A_type_predicate_cannot_reference_element_0_in_a_binding_pattern: diag(1230, ts.DiagnosticCategory.Error, "A_type_predicate_cannot_reference_element_0_in_a_binding_pattern_1230", "A type predicate cannot reference element '{0}' in a binding pattern."), + An_export_assignment_can_only_be_used_in_a_module: diag(1231, ts.DiagnosticCategory.Error, "An_export_assignment_can_only_be_used_in_a_module_1231", "An export assignment can only be used in a module."), + An_import_declaration_can_only_be_used_in_a_namespace_or_module: diag(1232, ts.DiagnosticCategory.Error, "An_import_declaration_can_only_be_used_in_a_namespace_or_module_1232", "An import declaration can only be used in a namespace or module."), + An_export_declaration_can_only_be_used_in_a_module: diag(1233, ts.DiagnosticCategory.Error, "An_export_declaration_can_only_be_used_in_a_module_1233", "An export declaration can only be used in a module."), + An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file: diag(1234, ts.DiagnosticCategory.Error, "An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file_1234", "An ambient module declaration is only allowed at the top level in a file."), + A_namespace_declaration_is_only_allowed_in_a_namespace_or_module: diag(1235, ts.DiagnosticCategory.Error, "A_namespace_declaration_is_only_allowed_in_a_namespace_or_module_1235", "A namespace declaration is only allowed in a namespace or module."), + The_return_type_of_a_property_decorator_function_must_be_either_void_or_any: diag(1236, ts.DiagnosticCategory.Error, "The_return_type_of_a_property_decorator_function_must_be_either_void_or_any_1236", "The return type of a property decorator function must be either 'void' or 'any'."), + The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any: diag(1237, ts.DiagnosticCategory.Error, "The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any_1237", "The return type of a parameter decorator function must be either 'void' or 'any'."), + Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression: diag(1238, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression_1238", "Unable to resolve signature of class decorator when called as an expression."), + Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression: diag(1239, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression_1239", "Unable to resolve signature of parameter decorator when called as an expression."), + Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression: diag(1240, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression_1240", "Unable to resolve signature of property decorator when called as an expression."), + Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression: diag(1241, ts.DiagnosticCategory.Error, "Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression_1241", "Unable to resolve signature of method decorator when called as an expression."), + abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration: diag(1242, ts.DiagnosticCategory.Error, "abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration_1242", "'abstract' modifier can only appear on a class, method, or property declaration."), + _0_modifier_cannot_be_used_with_1_modifier: diag(1243, ts.DiagnosticCategory.Error, "_0_modifier_cannot_be_used_with_1_modifier_1243", "'{0}' modifier cannot be used with '{1}' modifier."), + Abstract_methods_can_only_appear_within_an_abstract_class: diag(1244, ts.DiagnosticCategory.Error, "Abstract_methods_can_only_appear_within_an_abstract_class_1244", "Abstract methods can only appear within an abstract class."), + Method_0_cannot_have_an_implementation_because_it_is_marked_abstract: diag(1245, ts.DiagnosticCategory.Error, "Method_0_cannot_have_an_implementation_because_it_is_marked_abstract_1245", "Method '{0}' cannot have an implementation because it is marked abstract."), + An_interface_property_cannot_have_an_initializer: diag(1246, ts.DiagnosticCategory.Error, "An_interface_property_cannot_have_an_initializer_1246", "An interface property cannot have an initializer."), + A_type_literal_property_cannot_have_an_initializer: diag(1247, ts.DiagnosticCategory.Error, "A_type_literal_property_cannot_have_an_initializer_1247", "A type literal property cannot have an initializer."), + A_class_member_cannot_have_the_0_keyword: diag(1248, ts.DiagnosticCategory.Error, "A_class_member_cannot_have_the_0_keyword_1248", "A class member cannot have the '{0}' keyword."), + A_decorator_can_only_decorate_a_method_implementation_not_an_overload: diag(1249, ts.DiagnosticCategory.Error, "A_decorator_can_only_decorate_a_method_implementation_not_an_overload_1249", "A decorator can only decorate a method implementation, not an overload."), + Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5: diag(1250, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_1250", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'."), + Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_definitions_are_automatically_in_strict_mode: diag(1251, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Class_d_1251", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Class definitions are automatically in strict mode."), + Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_are_automatically_in_strict_mode: diag(1252, ts.DiagnosticCategory.Error, "Function_declarations_are_not_allowed_inside_blocks_in_strict_mode_when_targeting_ES3_or_ES5_Modules_1252", "Function declarations are not allowed inside blocks in strict mode when targeting 'ES3' or 'ES5'. Modules are automatically in strict mode."), + _0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag: diag(1253, ts.DiagnosticCategory.Error, "_0_tag_cannot_be_used_independently_as_a_top_level_JSDoc_tag_1253", "'{0}' tag cannot be used independently as a top level JSDoc tag."), + A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal: diag(1254, ts.DiagnosticCategory.Error, "A_const_initializer_in_an_ambient_context_must_be_a_string_or_numeric_literal_1254", "A 'const' initializer in an ambient context must be a string or numeric literal."), + with_statements_are_not_allowed_in_an_async_function_block: diag(1300, ts.DiagnosticCategory.Error, "with_statements_are_not_allowed_in_an_async_function_block_1300", "'with' statements are not allowed in an async function block."), + await_expression_is_only_allowed_within_an_async_function: diag(1308, ts.DiagnosticCategory.Error, "await_expression_is_only_allowed_within_an_async_function_1308", "'await' expression is only allowed within an async function."), + can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment: diag(1312, ts.DiagnosticCategory.Error, "can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment_1312", "'=' can only be used in an object literal property inside a destructuring assignment."), + The_body_of_an_if_statement_cannot_be_the_empty_statement: diag(1313, ts.DiagnosticCategory.Error, "The_body_of_an_if_statement_cannot_be_the_empty_statement_1313", "The body of an 'if' statement cannot be the empty statement."), + Global_module_exports_may_only_appear_in_module_files: diag(1314, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_module_files_1314", "Global module exports may only appear in module files."), + Global_module_exports_may_only_appear_in_declaration_files: diag(1315, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_in_declaration_files_1315", "Global module exports may only appear in declaration files."), + Global_module_exports_may_only_appear_at_top_level: diag(1316, ts.DiagnosticCategory.Error, "Global_module_exports_may_only_appear_at_top_level_1316", "Global module exports may only appear at top level."), + A_parameter_property_cannot_be_declared_using_a_rest_parameter: diag(1317, ts.DiagnosticCategory.Error, "A_parameter_property_cannot_be_declared_using_a_rest_parameter_1317", "A parameter property cannot be declared using a rest parameter."), + An_abstract_accessor_cannot_have_an_implementation: diag(1318, ts.DiagnosticCategory.Error, "An_abstract_accessor_cannot_have_an_implementation_1318", "An abstract accessor cannot have an implementation."), + A_default_export_can_only_be_used_in_an_ECMAScript_style_module: diag(1319, ts.DiagnosticCategory.Error, "A_default_export_can_only_be_used_in_an_ECMAScript_style_module_1319", "A default export can only be used in an ECMAScript-style module."), + Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1320, ts.DiagnosticCategory.Error, "Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member_1320", "Type of 'await' operand must either be a valid promise or must not contain a callable 'then' member."), + Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1321, ts.DiagnosticCategory.Error, "Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_cal_1321", "Type of 'yield' operand in an async generator must either be a valid promise or must not contain a callable 'then' member."), + Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: diag(1322, ts.DiagnosticCategory.Error, "Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_con_1322", "Type of iterated elements of a 'yield*' operand must either be a valid promise or must not contain a callable 'then' member."), + Dynamic_import_cannot_be_used_when_targeting_ECMAScript_2015_modules: diag(1323, ts.DiagnosticCategory.Error, "Dynamic_import_cannot_be_used_when_targeting_ECMAScript_2015_modules_1323", "Dynamic import cannot be used when targeting ECMAScript 2015 modules."), + Dynamic_import_must_have_one_specifier_as_an_argument: diag(1324, ts.DiagnosticCategory.Error, "Dynamic_import_must_have_one_specifier_as_an_argument_1324", "Dynamic import must have one specifier as an argument."), + Specifier_of_dynamic_import_cannot_be_spread_element: diag(1325, ts.DiagnosticCategory.Error, "Specifier_of_dynamic_import_cannot_be_spread_element_1325", "Specifier of dynamic import cannot be spread element."), + Dynamic_import_cannot_have_type_arguments: diag(1326, ts.DiagnosticCategory.Error, "Dynamic_import_cannot_have_type_arguments_1326", "Dynamic import cannot have type arguments"), + String_literal_with_double_quotes_expected: diag(1327, ts.DiagnosticCategory.Error, "String_literal_with_double_quotes_expected_1327", "String literal with double quotes expected."), + Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal: diag(1328, ts.DiagnosticCategory.Error, "Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_li_1328", "Property value can only be string literal, numeric literal, 'true', 'false', 'null', object literal or array literal."), + _0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0: diag(1329, ts.DiagnosticCategory.Error, "_0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write__1329", "'{0}' accepts too few arguments to be used as a decorator here. Did you mean to call it first and write '@{0}()'?"), + Duplicate_identifier_0: diag(2300, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_2300", "Duplicate identifier '{0}'."), + Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: diag(2301, ts.DiagnosticCategory.Error, "Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor_2301", "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor."), + Static_members_cannot_reference_class_type_parameters: diag(2302, ts.DiagnosticCategory.Error, "Static_members_cannot_reference_class_type_parameters_2302", "Static members cannot reference class type parameters."), + Circular_definition_of_import_alias_0: diag(2303, ts.DiagnosticCategory.Error, "Circular_definition_of_import_alias_0_2303", "Circular definition of import alias '{0}'."), + Cannot_find_name_0: diag(2304, ts.DiagnosticCategory.Error, "Cannot_find_name_0_2304", "Cannot find name '{0}'."), + Module_0_has_no_exported_member_1: diag(2305, ts.DiagnosticCategory.Error, "Module_0_has_no_exported_member_1_2305", "Module '{0}' has no exported member '{1}'."), + File_0_is_not_a_module: diag(2306, ts.DiagnosticCategory.Error, "File_0_is_not_a_module_2306", "File '{0}' is not a module."), + Cannot_find_module_0: diag(2307, ts.DiagnosticCategory.Error, "Cannot_find_module_0_2307", "Cannot find module '{0}'."), + Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity: diag(2308, ts.DiagnosticCategory.Error, "Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambig_2308", "Module {0} has already exported a member named '{1}'. Consider explicitly re-exporting to resolve the ambiguity."), + An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements: diag(2309, ts.DiagnosticCategory.Error, "An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements_2309", "An export assignment cannot be used in a module with other exported elements."), + Type_0_recursively_references_itself_as_a_base_type: diag(2310, ts.DiagnosticCategory.Error, "Type_0_recursively_references_itself_as_a_base_type_2310", "Type '{0}' recursively references itself as a base type."), + A_class_may_only_extend_another_class: diag(2311, ts.DiagnosticCategory.Error, "A_class_may_only_extend_another_class_2311", "A class may only extend another class."), + An_interface_may_only_extend_a_class_or_another_interface: diag(2312, ts.DiagnosticCategory.Error, "An_interface_may_only_extend_a_class_or_another_interface_2312", "An interface may only extend a class or another interface."), + Type_parameter_0_has_a_circular_constraint: diag(2313, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_constraint_2313", "Type parameter '{0}' has a circular constraint."), + Generic_type_0_requires_1_type_argument_s: diag(2314, ts.DiagnosticCategory.Error, "Generic_type_0_requires_1_type_argument_s_2314", "Generic type '{0}' requires {1} type argument(s)."), + Type_0_is_not_generic: diag(2315, ts.DiagnosticCategory.Error, "Type_0_is_not_generic_2315", "Type '{0}' is not generic."), + Global_type_0_must_be_a_class_or_interface_type: diag(2316, ts.DiagnosticCategory.Error, "Global_type_0_must_be_a_class_or_interface_type_2316", "Global type '{0}' must be a class or interface type."), + Global_type_0_must_have_1_type_parameter_s: diag(2317, ts.DiagnosticCategory.Error, "Global_type_0_must_have_1_type_parameter_s_2317", "Global type '{0}' must have {1} type parameter(s)."), + Cannot_find_global_type_0: diag(2318, ts.DiagnosticCategory.Error, "Cannot_find_global_type_0_2318", "Cannot find global type '{0}'."), + Named_property_0_of_types_1_and_2_are_not_identical: diag(2319, ts.DiagnosticCategory.Error, "Named_property_0_of_types_1_and_2_are_not_identical_2319", "Named property '{0}' of types '{1}' and '{2}' are not identical."), + Interface_0_cannot_simultaneously_extend_types_1_and_2: diag(2320, ts.DiagnosticCategory.Error, "Interface_0_cannot_simultaneously_extend_types_1_and_2_2320", "Interface '{0}' cannot simultaneously extend types '{1}' and '{2}'."), + Excessive_stack_depth_comparing_types_0_and_1: diag(2321, ts.DiagnosticCategory.Error, "Excessive_stack_depth_comparing_types_0_and_1_2321", "Excessive stack depth comparing types '{0}' and '{1}'."), + Type_0_is_not_assignable_to_type_1: diag(2322, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_2322", "Type '{0}' is not assignable to type '{1}'."), + Cannot_redeclare_exported_variable_0: diag(2323, ts.DiagnosticCategory.Error, "Cannot_redeclare_exported_variable_0_2323", "Cannot redeclare exported variable '{0}'."), + Property_0_is_missing_in_type_1: diag(2324, ts.DiagnosticCategory.Error, "Property_0_is_missing_in_type_1_2324", "Property '{0}' is missing in type '{1}'."), + Property_0_is_private_in_type_1_but_not_in_type_2: diag(2325, ts.DiagnosticCategory.Error, "Property_0_is_private_in_type_1_but_not_in_type_2_2325", "Property '{0}' is private in type '{1}' but not in type '{2}'."), + Types_of_property_0_are_incompatible: diag(2326, ts.DiagnosticCategory.Error, "Types_of_property_0_are_incompatible_2326", "Types of property '{0}' are incompatible."), + Property_0_is_optional_in_type_1_but_required_in_type_2: diag(2327, ts.DiagnosticCategory.Error, "Property_0_is_optional_in_type_1_but_required_in_type_2_2327", "Property '{0}' is optional in type '{1}' but required in type '{2}'."), + Types_of_parameters_0_and_1_are_incompatible: diag(2328, ts.DiagnosticCategory.Error, "Types_of_parameters_0_and_1_are_incompatible_2328", "Types of parameters '{0}' and '{1}' are incompatible."), + Index_signature_is_missing_in_type_0: diag(2329, ts.DiagnosticCategory.Error, "Index_signature_is_missing_in_type_0_2329", "Index signature is missing in type '{0}'."), + Index_signatures_are_incompatible: diag(2330, ts.DiagnosticCategory.Error, "Index_signatures_are_incompatible_2330", "Index signatures are incompatible."), + this_cannot_be_referenced_in_a_module_or_namespace_body: diag(2331, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_module_or_namespace_body_2331", "'this' cannot be referenced in a module or namespace body."), + this_cannot_be_referenced_in_current_location: diag(2332, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_current_location_2332", "'this' cannot be referenced in current location."), + this_cannot_be_referenced_in_constructor_arguments: diag(2333, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_constructor_arguments_2333", "'this' cannot be referenced in constructor arguments."), + this_cannot_be_referenced_in_a_static_property_initializer: diag(2334, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_static_property_initializer_2334", "'this' cannot be referenced in a static property initializer."), + super_can_only_be_referenced_in_a_derived_class: diag(2335, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_a_derived_class_2335", "'super' can only be referenced in a derived class."), + super_cannot_be_referenced_in_constructor_arguments: diag(2336, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_constructor_arguments_2336", "'super' cannot be referenced in constructor arguments."), + Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors: diag(2337, ts.DiagnosticCategory.Error, "Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors_2337", "Super calls are not permitted outside constructors or in nested functions inside constructors."), + super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_derived_class: diag(2338, ts.DiagnosticCategory.Error, "super_property_access_is_permitted_only_in_a_constructor_member_function_or_member_accessor_of_a_der_2338", "'super' property access is permitted only in a constructor, member function, or member accessor of a derived class."), + Property_0_does_not_exist_on_type_1: diag(2339, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_2339", "Property '{0}' does not exist on type '{1}'."), + Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: diag(2340, ts.DiagnosticCategory.Error, "Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword_2340", "Only public and protected methods of the base class are accessible via the 'super' keyword."), + Property_0_is_private_and_only_accessible_within_class_1: diag(2341, ts.DiagnosticCategory.Error, "Property_0_is_private_and_only_accessible_within_class_1_2341", "Property '{0}' is private and only accessible within class '{1}'."), + An_index_expression_argument_must_be_of_type_string_number_symbol_or_any: diag(2342, ts.DiagnosticCategory.Error, "An_index_expression_argument_must_be_of_type_string_number_symbol_or_any_2342", "An index expression argument must be of type 'string', 'number', 'symbol', or 'any'."), + This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1: diag(2343, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1_2343", "This syntax requires an imported helper named '{1}', but module '{0}' has no exported member '{1}'."), + Type_0_does_not_satisfy_the_constraint_1: diag(2344, ts.DiagnosticCategory.Error, "Type_0_does_not_satisfy_the_constraint_1_2344", "Type '{0}' does not satisfy the constraint '{1}'."), + Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: diag(2345, ts.DiagnosticCategory.Error, "Argument_of_type_0_is_not_assignable_to_parameter_of_type_1_2345", "Argument of type '{0}' is not assignable to parameter of type '{1}'."), + Call_target_does_not_contain_any_signatures: diag(2346, ts.DiagnosticCategory.Error, "Call_target_does_not_contain_any_signatures_2346", "Call target does not contain any signatures."), + Untyped_function_calls_may_not_accept_type_arguments: diag(2347, ts.DiagnosticCategory.Error, "Untyped_function_calls_may_not_accept_type_arguments_2347", "Untyped function calls may not accept type arguments."), + Value_of_type_0_is_not_callable_Did_you_mean_to_include_new: diag(2348, ts.DiagnosticCategory.Error, "Value_of_type_0_is_not_callable_Did_you_mean_to_include_new_2348", "Value of type '{0}' is not callable. Did you mean to include 'new'?"), + Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatures: diag(2349, ts.DiagnosticCategory.Error, "Cannot_invoke_an_expression_whose_type_lacks_a_call_signature_Type_0_has_no_compatible_call_signatur_2349", "Cannot invoke an expression whose type lacks a call signature. Type '{0}' has no compatible call signatures."), + Only_a_void_function_can_be_called_with_the_new_keyword: diag(2350, ts.DiagnosticCategory.Error, "Only_a_void_function_can_be_called_with_the_new_keyword_2350", "Only a void function can be called with the 'new' keyword."), + Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature: diag(2351, ts.DiagnosticCategory.Error, "Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature_2351", "Cannot use 'new' with an expression whose type lacks a call or construct signature."), + Type_0_cannot_be_converted_to_type_1: diag(2352, ts.DiagnosticCategory.Error, "Type_0_cannot_be_converted_to_type_1_2352", "Type '{0}' cannot be converted to type '{1}'."), + Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1: diag(2353, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1_2353", "Object literal may only specify known properties, and '{0}' does not exist in type '{1}'."), + This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found: diag(2354, ts.DiagnosticCategory.Error, "This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found_2354", "This syntax requires an imported helper but module '{0}' cannot be found."), + A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value: diag(2355, ts.DiagnosticCategory.Error, "A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_2355", "A function whose declared type is neither 'void' nor 'any' must return a value."), + An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type: diag(2356, ts.DiagnosticCategory.Error, "An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type_2356", "An arithmetic operand must be of type 'any', 'number' or an enum type."), + The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access: diag(2357, ts.DiagnosticCategory.Error, "The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access_2357", "The operand of an increment or decrement operator must be a variable or a property access."), + The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2358, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_paramete_2358", "The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter."), + The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type: diag(2359, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_F_2359", "The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type."), + The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol: diag(2360, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol_2360", "The left-hand side of an 'in' expression must be of type 'any', 'string', 'number', or 'symbol'."), + The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2361, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter."), + The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: diag(2362, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2362", "The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type."), + The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: diag(2363, ts.DiagnosticCategory.Error, "The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2363", "The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type."), + The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: diag(2364, ts.DiagnosticCategory.Error, "The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access_2364", "The left-hand side of an assignment expression must be a variable or a property access."), + Operator_0_cannot_be_applied_to_types_1_and_2: diag(2365, ts.DiagnosticCategory.Error, "Operator_0_cannot_be_applied_to_types_1_and_2_2365", "Operator '{0}' cannot be applied to types '{1}' and '{2}'."), + Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: diag(2366, ts.DiagnosticCategory.Error, "Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined_2366", "Function lacks ending return statement and return type does not include 'undefined'."), + Type_parameter_name_cannot_be_0: diag(2368, ts.DiagnosticCategory.Error, "Type_parameter_name_cannot_be_0_2368", "Type parameter name cannot be '{0}'."), + A_parameter_property_is_only_allowed_in_a_constructor_implementation: diag(2369, ts.DiagnosticCategory.Error, "A_parameter_property_is_only_allowed_in_a_constructor_implementation_2369", "A parameter property is only allowed in a constructor implementation."), + A_rest_parameter_must_be_of_an_array_type: diag(2370, ts.DiagnosticCategory.Error, "A_rest_parameter_must_be_of_an_array_type_2370", "A rest parameter must be of an array type."), + A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: diag(2371, ts.DiagnosticCategory.Error, "A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation_2371", "A parameter initializer is only allowed in a function or constructor implementation."), + Parameter_0_cannot_be_referenced_in_its_initializer: diag(2372, ts.DiagnosticCategory.Error, "Parameter_0_cannot_be_referenced_in_its_initializer_2372", "Parameter '{0}' cannot be referenced in its initializer."), + Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it: diag(2373, ts.DiagnosticCategory.Error, "Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it_2373", "Initializer of parameter '{0}' cannot reference identifier '{1}' declared after it."), + Duplicate_string_index_signature: diag(2374, ts.DiagnosticCategory.Error, "Duplicate_string_index_signature_2374", "Duplicate string index signature."), + Duplicate_number_index_signature: diag(2375, ts.DiagnosticCategory.Error, "Duplicate_number_index_signature_2375", "Duplicate number index signature."), + A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_properties_or_has_parameter_properties: diag(2376, ts.DiagnosticCategory.Error, "A_super_call_must_be_the_first_statement_in_the_constructor_when_a_class_contains_initialized_proper_2376", "A 'super' call must be the first statement in the constructor when a class contains initialized properties or has parameter properties."), + Constructors_for_derived_classes_must_contain_a_super_call: diag(2377, ts.DiagnosticCategory.Error, "Constructors_for_derived_classes_must_contain_a_super_call_2377", "Constructors for derived classes must contain a 'super' call."), + A_get_accessor_must_return_a_value: diag(2378, ts.DiagnosticCategory.Error, "A_get_accessor_must_return_a_value_2378", "A 'get' accessor must return a value."), + Getter_and_setter_accessors_do_not_agree_in_visibility: diag(2379, ts.DiagnosticCategory.Error, "Getter_and_setter_accessors_do_not_agree_in_visibility_2379", "Getter and setter accessors do not agree in visibility."), + get_and_set_accessor_must_have_the_same_type: diag(2380, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_type_2380", "'get' and 'set' accessor must have the same type."), + A_signature_with_an_implementation_cannot_use_a_string_literal_type: diag(2381, ts.DiagnosticCategory.Error, "A_signature_with_an_implementation_cannot_use_a_string_literal_type_2381", "A signature with an implementation cannot use a string literal type."), + Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature: diag(2382, ts.DiagnosticCategory.Error, "Specialized_overload_signature_is_not_assignable_to_any_non_specialized_signature_2382", "Specialized overload signature is not assignable to any non-specialized signature."), + Overload_signatures_must_all_be_exported_or_non_exported: diag(2383, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_exported_or_non_exported_2383", "Overload signatures must all be exported or non-exported."), + Overload_signatures_must_all_be_ambient_or_non_ambient: diag(2384, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_ambient_or_non_ambient_2384", "Overload signatures must all be ambient or non-ambient."), + Overload_signatures_must_all_be_public_private_or_protected: diag(2385, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_public_private_or_protected_2385", "Overload signatures must all be public, private or protected."), + Overload_signatures_must_all_be_optional_or_required: diag(2386, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_optional_or_required_2386", "Overload signatures must all be optional or required."), + Function_overload_must_be_static: diag(2387, ts.DiagnosticCategory.Error, "Function_overload_must_be_static_2387", "Function overload must be static."), + Function_overload_must_not_be_static: diag(2388, ts.DiagnosticCategory.Error, "Function_overload_must_not_be_static_2388", "Function overload must not be static."), + Function_implementation_name_must_be_0: diag(2389, ts.DiagnosticCategory.Error, "Function_implementation_name_must_be_0_2389", "Function implementation name must be '{0}'."), + Constructor_implementation_is_missing: diag(2390, ts.DiagnosticCategory.Error, "Constructor_implementation_is_missing_2390", "Constructor implementation is missing."), + Function_implementation_is_missing_or_not_immediately_following_the_declaration: diag(2391, ts.DiagnosticCategory.Error, "Function_implementation_is_missing_or_not_immediately_following_the_declaration_2391", "Function implementation is missing or not immediately following the declaration."), + Multiple_constructor_implementations_are_not_allowed: diag(2392, ts.DiagnosticCategory.Error, "Multiple_constructor_implementations_are_not_allowed_2392", "Multiple constructor implementations are not allowed."), + Duplicate_function_implementation: diag(2393, ts.DiagnosticCategory.Error, "Duplicate_function_implementation_2393", "Duplicate function implementation."), + Overload_signature_is_not_compatible_with_function_implementation: diag(2394, ts.DiagnosticCategory.Error, "Overload_signature_is_not_compatible_with_function_implementation_2394", "Overload signature is not compatible with function implementation."), + Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local: diag(2395, ts.DiagnosticCategory.Error, "Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local_2395", "Individual declarations in merged declaration '{0}' must be all exported or all local."), + Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters: diag(2396, ts.DiagnosticCategory.Error, "Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters_2396", "Duplicate identifier 'arguments'. Compiler uses 'arguments' to initialize rest parameters."), + Declaration_name_conflicts_with_built_in_global_identifier_0: diag(2397, ts.DiagnosticCategory.Error, "Declaration_name_conflicts_with_built_in_global_identifier_0_2397", "Declaration name conflicts with built-in global identifier '{0}'."), + Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference: diag(2399, ts.DiagnosticCategory.Error, "Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference_2399", "Duplicate identifier '_this'. Compiler uses variable declaration '_this' to capture 'this' reference."), + Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference: diag(2400, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference_2400", "Expression resolves to variable declaration '_this' that compiler uses to capture 'this' reference."), + Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference: diag(2401, ts.DiagnosticCategory.Error, "Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference_2401", "Duplicate identifier '_super'. Compiler uses '_super' to capture base class reference."), + Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference: diag(2402, ts.DiagnosticCategory.Error, "Expression_resolves_to_super_that_compiler_uses_to_capture_base_class_reference_2402", "Expression resolves to '_super' that compiler uses to capture base class reference."), + Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2: diag(2403, ts.DiagnosticCategory.Error, "Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_t_2403", "Subsequent variable declarations must have the same type. Variable '{0}' must be of type '{1}', but here has type '{2}'."), + The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation: diag(2404, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation_2404", "The left-hand side of a 'for...in' statement cannot use a type annotation."), + The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any: diag(2405, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_of_type_string_or_any_2405", "The left-hand side of a 'for...in' statement must be of type 'string' or 'any'."), + The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access: diag(2406, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access_2406", "The left-hand side of a 'for...in' statement must be a variable or a property access."), + The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter: diag(2407, ts.DiagnosticCategory.Error, "The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_2407", "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter."), + Setters_cannot_return_a_value: diag(2408, ts.DiagnosticCategory.Error, "Setters_cannot_return_a_value_2408", "Setters cannot return a value."), + Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: diag(2409, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", "Return type of constructor signature must be assignable to the instance type of the class."), + The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any: diag(2410, ts.DiagnosticCategory.Error, "The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any_2410", "The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'."), + Property_0_of_type_1_is_not_assignable_to_string_index_type_2: diag(2411, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_string_index_type_2_2411", "Property '{0}' of type '{1}' is not assignable to string index type '{2}'."), + Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2: diag(2412, ts.DiagnosticCategory.Error, "Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2_2412", "Property '{0}' of type '{1}' is not assignable to numeric index type '{2}'."), + Numeric_index_type_0_is_not_assignable_to_string_index_type_1: diag(2413, ts.DiagnosticCategory.Error, "Numeric_index_type_0_is_not_assignable_to_string_index_type_1_2413", "Numeric index type '{0}' is not assignable to string index type '{1}'."), + Class_name_cannot_be_0: diag(2414, ts.DiagnosticCategory.Error, "Class_name_cannot_be_0_2414", "Class name cannot be '{0}'."), + Class_0_incorrectly_extends_base_class_1: diag(2415, ts.DiagnosticCategory.Error, "Class_0_incorrectly_extends_base_class_1_2415", "Class '{0}' incorrectly extends base class '{1}'."), + Class_static_side_0_incorrectly_extends_base_class_static_side_1: diag(2417, ts.DiagnosticCategory.Error, "Class_static_side_0_incorrectly_extends_base_class_static_side_1_2417", "Class static side '{0}' incorrectly extends base class static side '{1}'."), + Class_0_incorrectly_implements_interface_1: diag(2420, ts.DiagnosticCategory.Error, "Class_0_incorrectly_implements_interface_1_2420", "Class '{0}' incorrectly implements interface '{1}'."), + A_class_may_only_implement_another_class_or_interface: diag(2422, ts.DiagnosticCategory.Error, "A_class_may_only_implement_another_class_or_interface_2422", "A class may only implement another class or interface."), + Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor: diag(2423, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_access_2423", "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member accessor."), + Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property: diag(2424, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_proper_2424", "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member property."), + Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2425, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_functi_2425", "Class '{0}' defines instance member property '{1}', but extended class '{2}' defines it as instance member function."), + Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function: diag(2426, ts.DiagnosticCategory.Error, "Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_functi_2426", "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function."), + Interface_name_cannot_be_0: diag(2427, ts.DiagnosticCategory.Error, "Interface_name_cannot_be_0_2427", "Interface name cannot be '{0}'."), + All_declarations_of_0_must_have_identical_type_parameters: diag(2428, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_type_parameters_2428", "All declarations of '{0}' must have identical type parameters."), + Interface_0_incorrectly_extends_interface_1: diag(2430, ts.DiagnosticCategory.Error, "Interface_0_incorrectly_extends_interface_1_2430", "Interface '{0}' incorrectly extends interface '{1}'."), + Enum_name_cannot_be_0: diag(2431, ts.DiagnosticCategory.Error, "Enum_name_cannot_be_0_2431", "Enum name cannot be '{0}'."), + In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: diag(2432, ts.DiagnosticCategory.Error, "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432", "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element."), + A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: diag(2433, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", "A namespace declaration cannot be in a different file from a class or function with which it is merged."), + A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: diag(2434, ts.DiagnosticCategory.Error, "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", "A namespace declaration cannot be located prior to a class or function with which it is merged."), + Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces: diag(2435, ts.DiagnosticCategory.Error, "Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces_2435", "Ambient modules cannot be nested in other modules or namespaces."), + Ambient_module_declaration_cannot_specify_relative_module_name: diag(2436, ts.DiagnosticCategory.Error, "Ambient_module_declaration_cannot_specify_relative_module_name_2436", "Ambient module declaration cannot specify relative module name."), + Module_0_is_hidden_by_a_local_declaration_with_the_same_name: diag(2437, ts.DiagnosticCategory.Error, "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", "Module '{0}' is hidden by a local declaration with the same name."), + Import_name_cannot_be_0: diag(2438, ts.DiagnosticCategory.Error, "Import_name_cannot_be_0_2438", "Import name cannot be '{0}'."), + Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name: diag(2439, ts.DiagnosticCategory.Error, "Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relati_2439", "Import or export declaration in an ambient module declaration cannot reference module through relative module name."), + Import_declaration_conflicts_with_local_declaration_of_0: diag(2440, ts.DiagnosticCategory.Error, "Import_declaration_conflicts_with_local_declaration_of_0_2440", "Import declaration conflicts with local declaration of '{0}'."), + Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module: diag(2441, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_2441", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module."), + Types_have_separate_declarations_of_a_private_property_0: diag(2442, ts.DiagnosticCategory.Error, "Types_have_separate_declarations_of_a_private_property_0_2442", "Types have separate declarations of a private property '{0}'."), + Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: diag(2443, ts.DiagnosticCategory.Error, "Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2_2443", "Property '{0}' is protected but type '{1}' is not a class derived from '{2}'."), + Property_0_is_protected_in_type_1_but_public_in_type_2: diag(2444, ts.DiagnosticCategory.Error, "Property_0_is_protected_in_type_1_but_public_in_type_2_2444", "Property '{0}' is protected in type '{1}' but public in type '{2}'."), + Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses: diag(2445, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses_2445", "Property '{0}' is protected and only accessible within class '{1}' and its subclasses."), + Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1: diag(2446, ts.DiagnosticCategory.Error, "Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1_2446", "Property '{0}' is protected and only accessible through an instance of class '{1}'."), + The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead: diag(2447, ts.DiagnosticCategory.Error, "The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead_2447", "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead."), + Block_scoped_variable_0_used_before_its_declaration: diag(2448, ts.DiagnosticCategory.Error, "Block_scoped_variable_0_used_before_its_declaration_2448", "Block-scoped variable '{0}' used before its declaration."), + Class_0_used_before_its_declaration: diag(2449, ts.DiagnosticCategory.Error, "Class_0_used_before_its_declaration_2449", "Class '{0}' used before its declaration."), + Enum_0_used_before_its_declaration: diag(2450, ts.DiagnosticCategory.Error, "Enum_0_used_before_its_declaration_2450", "Enum '{0}' used before its declaration."), + Cannot_redeclare_block_scoped_variable_0: diag(2451, ts.DiagnosticCategory.Error, "Cannot_redeclare_block_scoped_variable_0_2451", "Cannot redeclare block-scoped variable '{0}'."), + An_enum_member_cannot_have_a_numeric_name: diag(2452, ts.DiagnosticCategory.Error, "An_enum_member_cannot_have_a_numeric_name_2452", "An enum member cannot have a numeric name."), + The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly: diag(2453, ts.DiagnosticCategory.Error, "The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_typ_2453", "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly."), + Variable_0_is_used_before_being_assigned: diag(2454, ts.DiagnosticCategory.Error, "Variable_0_is_used_before_being_assigned_2454", "Variable '{0}' is used before being assigned."), + Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: diag(2455, ts.DiagnosticCategory.Error, "Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0_2455", "Type argument candidate '{1}' is not a valid type argument because it is not a supertype of candidate '{0}'."), + Type_alias_0_circularly_references_itself: diag(2456, ts.DiagnosticCategory.Error, "Type_alias_0_circularly_references_itself_2456", "Type alias '{0}' circularly references itself."), + Type_alias_name_cannot_be_0: diag(2457, ts.DiagnosticCategory.Error, "Type_alias_name_cannot_be_0_2457", "Type alias name cannot be '{0}'."), + An_AMD_module_cannot_have_multiple_name_assignments: diag(2458, ts.DiagnosticCategory.Error, "An_AMD_module_cannot_have_multiple_name_assignments_2458", "An AMD module cannot have multiple name assignments."), + Type_0_has_no_property_1_and_no_string_index_signature: diag(2459, ts.DiagnosticCategory.Error, "Type_0_has_no_property_1_and_no_string_index_signature_2459", "Type '{0}' has no property '{1}' and no string index signature."), + Type_0_has_no_property_1: diag(2460, ts.DiagnosticCategory.Error, "Type_0_has_no_property_1_2460", "Type '{0}' has no property '{1}'."), + Type_0_is_not_an_array_type: diag(2461, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_2461", "Type '{0}' is not an array type."), + A_rest_element_must_be_last_in_a_destructuring_pattern: diag(2462, ts.DiagnosticCategory.Error, "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", "A rest element must be last in a destructuring pattern."), + A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature: diag(2463, ts.DiagnosticCategory.Error, "A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature_2463", "A binding pattern parameter cannot be optional in an implementation signature."), + A_computed_property_name_must_be_of_type_string_number_symbol_or_any: diag(2464, ts.DiagnosticCategory.Error, "A_computed_property_name_must_be_of_type_string_number_symbol_or_any_2464", "A computed property name must be of type 'string', 'number', 'symbol', or 'any'."), + this_cannot_be_referenced_in_a_computed_property_name: diag(2465, ts.DiagnosticCategory.Error, "this_cannot_be_referenced_in_a_computed_property_name_2465", "'this' cannot be referenced in a computed property name."), + super_cannot_be_referenced_in_a_computed_property_name: diag(2466, ts.DiagnosticCategory.Error, "super_cannot_be_referenced_in_a_computed_property_name_2466", "'super' cannot be referenced in a computed property name."), + A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type: diag(2467, ts.DiagnosticCategory.Error, "A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type_2467", "A computed property name cannot reference a type parameter from its containing type."), + Cannot_find_global_value_0: diag(2468, ts.DiagnosticCategory.Error, "Cannot_find_global_value_0_2468", "Cannot find global value '{0}'."), + The_0_operator_cannot_be_applied_to_type_symbol: diag(2469, ts.DiagnosticCategory.Error, "The_0_operator_cannot_be_applied_to_type_symbol_2469", "The '{0}' operator cannot be applied to type 'symbol'."), + Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object: diag(2470, ts.DiagnosticCategory.Error, "Symbol_reference_does_not_refer_to_the_global_Symbol_constructor_object_2470", "'Symbol' reference does not refer to the global Symbol constructor object."), + A_computed_property_name_of_the_form_0_must_be_of_type_symbol: diag(2471, ts.DiagnosticCategory.Error, "A_computed_property_name_of_the_form_0_must_be_of_type_symbol_2471", "A computed property name of the form '{0}' must be of type 'symbol'."), + Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher: diag(2472, ts.DiagnosticCategory.Error, "Spread_operator_in_new_expressions_is_only_available_when_targeting_ECMAScript_5_and_higher_2472", "Spread operator in 'new' expressions is only available when targeting ECMAScript 5 and higher."), + Enum_declarations_must_all_be_const_or_non_const: diag(2473, ts.DiagnosticCategory.Error, "Enum_declarations_must_all_be_const_or_non_const_2473", "Enum declarations must all be const or non-const."), + In_const_enum_declarations_member_initializer_must_be_constant_expression: diag(2474, ts.DiagnosticCategory.Error, "In_const_enum_declarations_member_initializer_must_be_constant_expression_2474", "In 'const' enum declarations member initializer must be constant expression."), + const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment: diag(2475, ts.DiagnosticCategory.Error, "const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_im_2475", "'const' enums can only be used in property or index access expressions or the right hand side of an import declaration or export assignment."), + A_const_enum_member_can_only_be_accessed_using_a_string_literal: diag(2476, ts.DiagnosticCategory.Error, "A_const_enum_member_can_only_be_accessed_using_a_string_literal_2476", "A const enum member can only be accessed using a string literal."), + const_enum_member_initializer_was_evaluated_to_a_non_finite_value: diag(2477, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_a_non_finite_value_2477", "'const' enum member initializer was evaluated to a non-finite value."), + const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN: diag(2478, ts.DiagnosticCategory.Error, "const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN_2478", "'const' enum member initializer was evaluated to disallowed value 'NaN'."), + Property_0_does_not_exist_on_const_enum_1: diag(2479, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_const_enum_1_2479", "Property '{0}' does not exist on 'const' enum '{1}'."), + let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations: diag(2480, ts.DiagnosticCategory.Error, "let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations_2480", "'let' is not allowed to be used as a name in 'let' or 'const' declarations."), + Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1: diag(2481, ts.DiagnosticCategory.Error, "Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1_2481", "Cannot initialize outer scoped variable '{0}' in the same scope as block scoped declaration '{1}'."), + The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation: diag(2483, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation_2483", "The left-hand side of a 'for...of' statement cannot use a type annotation."), + Export_declaration_conflicts_with_exported_declaration_of_0: diag(2484, ts.DiagnosticCategory.Error, "Export_declaration_conflicts_with_exported_declaration_of_0_2484", "Export declaration conflicts with exported declaration of '{0}'."), + The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access: diag(2487, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access_2487", "The left-hand side of a 'for...of' statement must be a variable or a property access."), + Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2488, ts.DiagnosticCategory.Error, "Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488", "Type must have a '[Symbol.iterator]()' method that returns an iterator."), + An_iterator_must_have_a_next_method: diag(2489, ts.DiagnosticCategory.Error, "An_iterator_must_have_a_next_method_2489", "An iterator must have a 'next()' method."), + The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property: diag(2490, ts.DiagnosticCategory.Error, "The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property_2490", "The type returned by the 'next()' method of an iterator must have a 'value' property."), + The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern: diag(2491, ts.DiagnosticCategory.Error, "The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern_2491", "The left-hand side of a 'for...in' statement cannot be a destructuring pattern."), + Cannot_redeclare_identifier_0_in_catch_clause: diag(2492, ts.DiagnosticCategory.Error, "Cannot_redeclare_identifier_0_in_catch_clause_2492", "Cannot redeclare identifier '{0}' in catch clause."), + Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2: diag(2493, ts.DiagnosticCategory.Error, "Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2_2493", "Tuple type '{0}' with length '{1}' cannot be assigned to tuple with length '{2}'."), + Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher: diag(2494, ts.DiagnosticCategory.Error, "Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher_2494", "Using a string in a 'for...of' statement is only supported in ECMAScript 5 and higher."), + Type_0_is_not_an_array_type_or_a_string_type: diag(2495, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_2495", "Type '{0}' is not an array type or a string type."), + The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression: diag(2496, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_stand_2496", "The 'arguments' object cannot be referenced in an arrow function in ES3 and ES5. Consider using a standard function expression."), + Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct: diag(2497, ts.DiagnosticCategory.Error, "Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct_2497", "Module '{0}' resolves to a non-module entity and cannot be imported using this construct."), + Module_0_uses_export_and_cannot_be_used_with_export_Asterisk: diag(2498, ts.DiagnosticCategory.Error, "Module_0_uses_export_and_cannot_be_used_with_export_Asterisk_2498", "Module '{0}' uses 'export =' and cannot be used with 'export *'."), + An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2499, ts.DiagnosticCategory.Error, "An_interface_can_only_extend_an_identifier_Slashqualified_name_with_optional_type_arguments_2499", "An interface can only extend an identifier/qualified-name with optional type arguments."), + A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments: diag(2500, ts.DiagnosticCategory.Error, "A_class_can_only_implement_an_identifier_Slashqualified_name_with_optional_type_arguments_2500", "A class can only implement an identifier/qualified-name with optional type arguments."), + A_rest_element_cannot_contain_a_binding_pattern: diag(2501, ts.DiagnosticCategory.Error, "A_rest_element_cannot_contain_a_binding_pattern_2501", "A rest element cannot contain a binding pattern."), + _0_is_referenced_directly_or_indirectly_in_its_own_type_annotation: diag(2502, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation_2502", "'{0}' is referenced directly or indirectly in its own type annotation."), + Cannot_find_namespace_0: diag(2503, ts.DiagnosticCategory.Error, "Cannot_find_namespace_0_2503", "Cannot find namespace '{0}'."), + Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator: diag(2504, ts.DiagnosticCategory.Error, "Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504", "Type must have a '[Symbol.asyncIterator]()' method that returns an async iterator."), + A_generator_cannot_have_a_void_type_annotation: diag(2505, ts.DiagnosticCategory.Error, "A_generator_cannot_have_a_void_type_annotation_2505", "A generator cannot have a 'void' type annotation."), + _0_is_referenced_directly_or_indirectly_in_its_own_base_expression: diag(2506, ts.DiagnosticCategory.Error, "_0_is_referenced_directly_or_indirectly_in_its_own_base_expression_2506", "'{0}' is referenced directly or indirectly in its own base expression."), + Type_0_is_not_a_constructor_function_type: diag(2507, ts.DiagnosticCategory.Error, "Type_0_is_not_a_constructor_function_type_2507", "Type '{0}' is not a constructor function type."), + No_base_constructor_has_the_specified_number_of_type_arguments: diag(2508, ts.DiagnosticCategory.Error, "No_base_constructor_has_the_specified_number_of_type_arguments_2508", "No base constructor has the specified number of type arguments."), + Base_constructor_return_type_0_is_not_a_class_or_interface_type: diag(2509, ts.DiagnosticCategory.Error, "Base_constructor_return_type_0_is_not_a_class_or_interface_type_2509", "Base constructor return type '{0}' is not a class or interface type."), + Base_constructors_must_all_have_the_same_return_type: diag(2510, ts.DiagnosticCategory.Error, "Base_constructors_must_all_have_the_same_return_type_2510", "Base constructors must all have the same return type."), + Cannot_create_an_instance_of_the_abstract_class_0: diag(2511, ts.DiagnosticCategory.Error, "Cannot_create_an_instance_of_the_abstract_class_0_2511", "Cannot create an instance of the abstract class '{0}'."), + Overload_signatures_must_all_be_abstract_or_non_abstract: diag(2512, ts.DiagnosticCategory.Error, "Overload_signatures_must_all_be_abstract_or_non_abstract_2512", "Overload signatures must all be abstract or non-abstract."), + Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression: diag(2513, ts.DiagnosticCategory.Error, "Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression_2513", "Abstract method '{0}' in class '{1}' cannot be accessed via super expression."), + Classes_containing_abstract_methods_must_be_marked_abstract: diag(2514, ts.DiagnosticCategory.Error, "Classes_containing_abstract_methods_must_be_marked_abstract_2514", "Classes containing abstract methods must be marked abstract."), + Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2: diag(2515, ts.DiagnosticCategory.Error, "Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2_2515", "Non-abstract class '{0}' does not implement inherited abstract member '{1}' from class '{2}'."), + All_declarations_of_an_abstract_method_must_be_consecutive: diag(2516, ts.DiagnosticCategory.Error, "All_declarations_of_an_abstract_method_must_be_consecutive_2516", "All declarations of an abstract method must be consecutive."), + Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type: diag(2517, ts.DiagnosticCategory.Error, "Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type_2517", "Cannot assign an abstract constructor type to a non-abstract constructor type."), + A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard: diag(2518, ts.DiagnosticCategory.Error, "A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard_2518", "A 'this'-based type guard is not compatible with a parameter-based type guard."), + An_async_iterator_must_have_a_next_method: diag(2519, ts.DiagnosticCategory.Error, "An_async_iterator_must_have_a_next_method_2519", "An async iterator must have a 'next()' method."), + Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions: diag(2520, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions_2520", "Duplicate identifier '{0}'. Compiler uses declaration '{1}' to support async functions."), + Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions: diag(2521, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions_2521", "Expression resolves to variable declaration '{0}' that compiler uses to support async functions."), + The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method: diag(2522, ts.DiagnosticCategory.Error, "The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_usi_2522", "The 'arguments' object cannot be referenced in an async function or method in ES3 and ES5. Consider using a standard function or method."), + yield_expressions_cannot_be_used_in_a_parameter_initializer: diag(2523, ts.DiagnosticCategory.Error, "yield_expressions_cannot_be_used_in_a_parameter_initializer_2523", "'yield' expressions cannot be used in a parameter initializer."), + await_expressions_cannot_be_used_in_a_parameter_initializer: diag(2524, ts.DiagnosticCategory.Error, "await_expressions_cannot_be_used_in_a_parameter_initializer_2524", "'await' expressions cannot be used in a parameter initializer."), + Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value: diag(2525, ts.DiagnosticCategory.Error, "Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value_2525", "Initializer provides no value for this binding element and the binding element has no default value."), + A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface: diag(2526, ts.DiagnosticCategory.Error, "A_this_type_is_available_only_in_a_non_static_member_of_a_class_or_interface_2526", "A 'this' type is available only in a non-static member of a class or interface."), + The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary: diag(2527, ts.DiagnosticCategory.Error, "The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary_2527", "The inferred type of '{0}' references an inaccessible 'this' type. A type annotation is necessary."), + A_module_cannot_have_multiple_default_exports: diag(2528, ts.DiagnosticCategory.Error, "A_module_cannot_have_multiple_default_exports_2528", "A module cannot have multiple default exports."), + Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions: diag(2529, ts.DiagnosticCategory.Error, "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_func_2529", "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module containing async functions."), + Property_0_is_incompatible_with_index_signature: diag(2530, ts.DiagnosticCategory.Error, "Property_0_is_incompatible_with_index_signature_2530", "Property '{0}' is incompatible with index signature."), + Object_is_possibly_null: diag(2531, ts.DiagnosticCategory.Error, "Object_is_possibly_null_2531", "Object is possibly 'null'."), + Object_is_possibly_undefined: diag(2532, ts.DiagnosticCategory.Error, "Object_is_possibly_undefined_2532", "Object is possibly 'undefined'."), + Object_is_possibly_null_or_undefined: diag(2533, ts.DiagnosticCategory.Error, "Object_is_possibly_null_or_undefined_2533", "Object is possibly 'null' or 'undefined'."), + A_function_returning_never_cannot_have_a_reachable_end_point: diag(2534, ts.DiagnosticCategory.Error, "A_function_returning_never_cannot_have_a_reachable_end_point_2534", "A function returning 'never' cannot have a reachable end point."), + Enum_type_0_has_members_with_initializers_that_are_not_literals: diag(2535, ts.DiagnosticCategory.Error, "Enum_type_0_has_members_with_initializers_that_are_not_literals_2535", "Enum type '{0}' has members with initializers that are not literals."), + Type_0_cannot_be_used_to_index_type_1: diag(2536, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_to_index_type_1_2536", "Type '{0}' cannot be used to index type '{1}'."), + Type_0_has_no_matching_index_signature_for_type_1: diag(2537, ts.DiagnosticCategory.Error, "Type_0_has_no_matching_index_signature_for_type_1_2537", "Type '{0}' has no matching index signature for type '{1}'."), + Type_0_cannot_be_used_as_an_index_type: diag(2538, ts.DiagnosticCategory.Error, "Type_0_cannot_be_used_as_an_index_type_2538", "Type '{0}' cannot be used as an index type."), + Cannot_assign_to_0_because_it_is_not_a_variable: diag(2539, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_not_a_variable_2539", "Cannot assign to '{0}' because it is not a variable."), + Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property: diag(2540, ts.DiagnosticCategory.Error, "Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property_2540", "Cannot assign to '{0}' because it is a constant or a read-only property."), + The_target_of_an_assignment_must_be_a_variable_or_a_property_access: diag(2541, ts.DiagnosticCategory.Error, "The_target_of_an_assignment_must_be_a_variable_or_a_property_access_2541", "The target of an assignment must be a variable or a property access."), + Index_signature_in_type_0_only_permits_reading: diag(2542, ts.DiagnosticCategory.Error, "Index_signature_in_type_0_only_permits_reading_2542", "Index signature in type '{0}' only permits reading."), + Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference: diag(2543, ts.DiagnosticCategory.Error, "Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_me_2543", "Duplicate identifier '_newTarget'. Compiler uses variable declaration '_newTarget' to capture 'new.target' meta-property reference."), + Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference: diag(2544, ts.DiagnosticCategory.Error, "Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta__2544", "Expression resolves to variable declaration '_newTarget' that compiler uses to capture 'new.target' meta-property reference."), + A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any: diag(2545, ts.DiagnosticCategory.Error, "A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any_2545", "A mixin class must have a constructor with a single rest parameter of type 'any[]'."), + Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1: diag(2546, ts.DiagnosticCategory.Error, "Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1_2546", "Property '{0}' has conflicting declarations and is inaccessible in type '{1}'."), + The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property: diag(2547, ts.DiagnosticCategory.Error, "The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value__2547", "The type returned by the 'next()' method of an async iterator must be a promise for a type with a 'value' property."), + Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2548, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator_2548", "Type '{0}' is not an array type or does not have a '[Symbol.iterator]()' method that returns an iterator."), + Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: diag(2549, ts.DiagnosticCategory.Error, "Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns__2549", "Type '{0}' is not an array type or a string type or does not have a '[Symbol.iterator]()' method that returns an iterator."), + Generic_type_instantiation_is_excessively_deep_and_possibly_infinite: diag(2550, ts.DiagnosticCategory.Error, "Generic_type_instantiation_is_excessively_deep_and_possibly_infinite_2550", "Generic type instantiation is excessively deep and possibly infinite."), + Property_0_does_not_exist_on_type_1_Did_you_mean_2: diag(2551, ts.DiagnosticCategory.Error, "Property_0_does_not_exist_on_type_1_Did_you_mean_2_2551", "Property '{0}' does not exist on type '{1}'. Did you mean '{2}'?"), + Cannot_find_name_0_Did_you_mean_1: diag(2552, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_1_2552", "Cannot find name '{0}'. Did you mean '{1}'?"), + Computed_values_are_not_permitted_in_an_enum_with_string_valued_members: diag(2553, ts.DiagnosticCategory.Error, "Computed_values_are_not_permitted_in_an_enum_with_string_valued_members_2553", "Computed values are not permitted in an enum with string valued members."), + Expected_0_arguments_but_got_1: diag(2554, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_1_2554", "Expected {0} arguments, but got {1}."), + Expected_at_least_0_arguments_but_got_1: diag(2555, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_1_2555", "Expected at least {0} arguments, but got {1}."), + Expected_0_arguments_but_got_a_minimum_of_1: diag(2556, ts.DiagnosticCategory.Error, "Expected_0_arguments_but_got_a_minimum_of_1_2556", "Expected {0} arguments, but got a minimum of {1}."), + Expected_at_least_0_arguments_but_got_a_minimum_of_1: diag(2557, ts.DiagnosticCategory.Error, "Expected_at_least_0_arguments_but_got_a_minimum_of_1_2557", "Expected at least {0} arguments, but got a minimum of {1}."), + Expected_0_type_arguments_but_got_1: diag(2558, ts.DiagnosticCategory.Error, "Expected_0_type_arguments_but_got_1_2558", "Expected {0} type arguments, but got {1}."), + Type_0_has_no_properties_in_common_with_type_1: diag(2559, ts.DiagnosticCategory.Error, "Type_0_has_no_properties_in_common_with_type_1_2559", "Type '{0}' has no properties in common with type '{1}'."), + Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it: diag(2560, ts.DiagnosticCategory.Error, "Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it_2560", "Value of type '{0}' has no properties in common with type '{1}'. Did you mean to call it?"), + Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2: diag(2561, ts.DiagnosticCategory.Error, "Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_writ_2561", "Object literal may only specify known properties, but '{0}' does not exist in type '{1}'. Did you mean to write '{2}'?"), + Base_class_expressions_cannot_reference_class_type_parameters: diag(2562, ts.DiagnosticCategory.Error, "Base_class_expressions_cannot_reference_class_type_parameters_2562", "Base class expressions cannot reference class type parameters."), + The_containing_function_or_module_body_is_too_large_for_control_flow_analysis: diag(2563, ts.DiagnosticCategory.Error, "The_containing_function_or_module_body_is_too_large_for_control_flow_analysis_2563", "The containing function or module body is too large for control flow analysis."), + JSX_element_attributes_type_0_may_not_be_a_union_type: diag(2600, ts.DiagnosticCategory.Error, "JSX_element_attributes_type_0_may_not_be_a_union_type_2600", "JSX element attributes type '{0}' may not be a union type."), + The_return_type_of_a_JSX_element_constructor_must_return_an_object_type: diag(2601, ts.DiagnosticCategory.Error, "The_return_type_of_a_JSX_element_constructor_must_return_an_object_type_2601", "The return type of a JSX element constructor must return an object type."), + JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist: diag(2602, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist_2602", "JSX element implicitly has type 'any' because the global type 'JSX.Element' does not exist."), + Property_0_in_type_1_is_not_assignable_to_type_2: diag(2603, ts.DiagnosticCategory.Error, "Property_0_in_type_1_is_not_assignable_to_type_2_2603", "Property '{0}' in type '{1}' is not assignable to type '{2}'."), + JSX_element_type_0_does_not_have_any_construct_or_call_signatures: diag(2604, ts.DiagnosticCategory.Error, "JSX_element_type_0_does_not_have_any_construct_or_call_signatures_2604", "JSX element type '{0}' does not have any construct or call signatures."), + JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements: diag(2605, ts.DiagnosticCategory.Error, "JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements_2605", "JSX element type '{0}' is not a constructor function for JSX elements."), + Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property: diag(2606, ts.DiagnosticCategory.Error, "Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property_2606", "Property '{0}' of JSX spread attribute is not assignable to target property."), + JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: diag(2607, ts.DiagnosticCategory.Error, "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", "JSX element class does not support attributes because it does not have a '{0}' property."), + The_global_type_JSX_0_may_not_have_more_than_one_property: diag(2608, ts.DiagnosticCategory.Error, "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", "The global type 'JSX.{0}' may not have more than one property."), + JSX_spread_child_must_be_an_array_type: diag(2609, ts.DiagnosticCategory.Error, "JSX_spread_child_must_be_an_array_type_2609", "JSX spread child must be an array type."), + Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity: diag(2649, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity_2649", "Cannot augment module '{0}' with value exports because it resolves to a non-module entity."), + A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums: diag(2651, ts.DiagnosticCategory.Error, "A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_memb_2651", "A member initializer in a enum declaration cannot reference members declared after it, including members defined in other enums."), + Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead: diag(2652, ts.DiagnosticCategory.Error, "Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_d_2652", "Merged declaration '{0}' cannot include a default export declaration. Consider adding a separate 'export default {0}' declaration instead."), + Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1: diag(2653, ts.DiagnosticCategory.Error, "Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1_2653", "Non-abstract class expression does not implement inherited abstract member '{0}' from class '{1}'."), + Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_package_author_to_update_the_package_definition: diag(2654, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_pack_2654", "Exported external package typings file cannot contain tripleslash references. Please contact the package author to update the package definition."), + Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_the_package_definition: diag(2656, ts.DiagnosticCategory.Error, "Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_2656", "Exported external package typings file '{0}' is not a module. Please contact the package author to update the package definition."), + JSX_expressions_must_have_one_parent_element: diag(2657, ts.DiagnosticCategory.Error, "JSX_expressions_must_have_one_parent_element_2657", "JSX expressions must have one parent element."), + Type_0_provides_no_match_for_the_signature_1: diag(2658, ts.DiagnosticCategory.Error, "Type_0_provides_no_match_for_the_signature_1_2658", "Type '{0}' provides no match for the signature '{1}'."), + super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher: diag(2659, ts.DiagnosticCategory.Error, "super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_highe_2659", "'super' is only allowed in members of object literal expressions when option 'target' is 'ES2015' or higher."), + super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions: diag(2660, ts.DiagnosticCategory.Error, "super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions_2660", "'super' can only be referenced in members of derived classes or object literal expressions."), + Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module: diag(2661, ts.DiagnosticCategory.Error, "Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module_2661", "Cannot export '{0}'. Only local declarations can be exported from a module."), + Cannot_find_name_0_Did_you_mean_the_static_member_1_0: diag(2662, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_static_member_1_0_2662", "Cannot find name '{0}'. Did you mean the static member '{1}.{0}'?"), + Cannot_find_name_0_Did_you_mean_the_instance_member_this_0: diag(2663, ts.DiagnosticCategory.Error, "Cannot_find_name_0_Did_you_mean_the_instance_member_this_0_2663", "Cannot find name '{0}'. Did you mean the instance member 'this.{0}'?"), + Invalid_module_name_in_augmentation_module_0_cannot_be_found: diag(2664, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_module_0_cannot_be_found_2664", "Invalid module name in augmentation, module '{0}' cannot be found."), + Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented: diag(2665, ts.DiagnosticCategory.Error, "Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augm_2665", "Invalid module name in augmentation. Module '{0}' resolves to an untyped module at '{1}', which cannot be augmented."), + Exports_and_export_assignments_are_not_permitted_in_module_augmentations: diag(2666, ts.DiagnosticCategory.Error, "Exports_and_export_assignments_are_not_permitted_in_module_augmentations_2666", "Exports and export assignments are not permitted in module augmentations."), + Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module: diag(2667, ts.DiagnosticCategory.Error, "Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_mod_2667", "Imports are not permitted in module augmentations. Consider moving them to the enclosing external module."), + export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible: diag(2668, ts.DiagnosticCategory.Error, "export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always__2668", "'export' modifier cannot be applied to ambient modules and module augmentations since they are always visible."), + Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations: diag(2669, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_2669", "Augmentations for the global scope can only be directly nested in external modules or ambient module declarations."), + Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambient_context: diag(2670, ts.DiagnosticCategory.Error, "Augmentations_for_the_global_scope_should_have_declare_modifier_unless_they_appear_in_already_ambien_2670", "Augmentations for the global scope should have 'declare' modifier unless they appear in already ambient context."), + Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity: diag(2671, ts.DiagnosticCategory.Error, "Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity_2671", "Cannot augment module '{0}' because it resolves to a non-module entity."), + Cannot_assign_a_0_constructor_type_to_a_1_constructor_type: diag(2672, ts.DiagnosticCategory.Error, "Cannot_assign_a_0_constructor_type_to_a_1_constructor_type_2672", "Cannot assign a '{0}' constructor type to a '{1}' constructor type."), + Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration: diag(2673, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_private_and_only_accessible_within_the_class_declaration_2673", "Constructor of class '{0}' is private and only accessible within the class declaration."), + Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration: diag(2674, ts.DiagnosticCategory.Error, "Constructor_of_class_0_is_protected_and_only_accessible_within_the_class_declaration_2674", "Constructor of class '{0}' is protected and only accessible within the class declaration."), + Cannot_extend_a_class_0_Class_constructor_is_marked_as_private: diag(2675, ts.DiagnosticCategory.Error, "Cannot_extend_a_class_0_Class_constructor_is_marked_as_private_2675", "Cannot extend a class '{0}'. Class constructor is marked as private."), + Accessors_must_both_be_abstract_or_non_abstract: diag(2676, ts.DiagnosticCategory.Error, "Accessors_must_both_be_abstract_or_non_abstract_2676", "Accessors must both be abstract or non-abstract."), + A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type: diag(2677, ts.DiagnosticCategory.Error, "A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type_2677", "A type predicate's type must be assignable to its parameter's type."), + Type_0_is_not_comparable_to_type_1: diag(2678, ts.DiagnosticCategory.Error, "Type_0_is_not_comparable_to_type_1_2678", "Type '{0}' is not comparable to type '{1}'."), + A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void: diag(2679, ts.DiagnosticCategory.Error, "A_function_that_is_called_with_the_new_keyword_cannot_have_a_this_type_that_is_void_2679", "A function that is called with the 'new' keyword cannot have a 'this' type that is 'void'."), + A_0_parameter_must_be_the_first_parameter: diag(2680, ts.DiagnosticCategory.Error, "A_0_parameter_must_be_the_first_parameter_2680", "A '{0}' parameter must be the first parameter."), + A_constructor_cannot_have_a_this_parameter: diag(2681, ts.DiagnosticCategory.Error, "A_constructor_cannot_have_a_this_parameter_2681", "A constructor cannot have a 'this' parameter."), + get_and_set_accessor_must_have_the_same_this_type: diag(2682, ts.DiagnosticCategory.Error, "get_and_set_accessor_must_have_the_same_this_type_2682", "'get' and 'set' accessor must have the same 'this' type."), + this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation: diag(2683, ts.DiagnosticCategory.Error, "this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_2683", "'this' implicitly has type 'any' because it does not have a type annotation."), + The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1: diag(2684, ts.DiagnosticCategory.Error, "The_this_context_of_type_0_is_not_assignable_to_method_s_this_of_type_1_2684", "The 'this' context of type '{0}' is not assignable to method's 'this' of type '{1}'."), + The_this_types_of_each_signature_are_incompatible: diag(2685, ts.DiagnosticCategory.Error, "The_this_types_of_each_signature_are_incompatible_2685", "The 'this' types of each signature are incompatible."), + _0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead: diag(2686, ts.DiagnosticCategory.Error, "_0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead_2686", "'{0}' refers to a UMD global, but the current file is a module. Consider adding an import instead."), + All_declarations_of_0_must_have_identical_modifiers: diag(2687, ts.DiagnosticCategory.Error, "All_declarations_of_0_must_have_identical_modifiers_2687", "All declarations of '{0}' must have identical modifiers."), + Cannot_find_type_definition_file_for_0: diag(2688, ts.DiagnosticCategory.Error, "Cannot_find_type_definition_file_for_0_2688", "Cannot find type definition file for '{0}'."), + Cannot_extend_an_interface_0_Did_you_mean_implements: diag(2689, ts.DiagnosticCategory.Error, "Cannot_extend_an_interface_0_Did_you_mean_implements_2689", "Cannot extend an interface '{0}'. Did you mean 'implements'?"), + An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead: diag(2691, ts.DiagnosticCategory.Error, "An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead_2691", "An import path cannot end with a '{0}' extension. Consider importing '{1}' instead."), + _0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible: diag(2692, ts.DiagnosticCategory.Error, "_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible_2692", "'{0}' is a primitive, but '{1}' is a wrapper object. Prefer using '{0}' when possible."), + _0_only_refers_to_a_type_but_is_being_used_as_a_value_here: diag(2693, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_2693", "'{0}' only refers to a type, but is being used as a value here."), + Namespace_0_has_no_exported_member_1: diag(2694, ts.DiagnosticCategory.Error, "Namespace_0_has_no_exported_member_1_2694", "Namespace '{0}' has no exported member '{1}'."), + Left_side_of_comma_operator_is_unused_and_has_no_side_effects: diag(2695, ts.DiagnosticCategory.Error, "Left_side_of_comma_operator_is_unused_and_has_no_side_effects_2695", "Left side of comma operator is unused and has no side effects."), + The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead: diag(2696, ts.DiagnosticCategory.Error, "The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead_2696", "The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?"), + An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2697, ts.DiagnosticCategory.Error, "An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_in_2697", "An async function or method must return a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."), + Spread_types_may_only_be_created_from_object_types: diag(2698, ts.DiagnosticCategory.Error, "Spread_types_may_only_be_created_from_object_types_2698", "Spread types may only be created from object types."), + Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1: diag(2699, ts.DiagnosticCategory.Error, "Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1_2699", "Static property '{0}' conflicts with built-in property 'Function.{0}' of constructor function '{1}'."), + Rest_types_may_only_be_created_from_object_types: diag(2700, ts.DiagnosticCategory.Error, "Rest_types_may_only_be_created_from_object_types_2700", "Rest types may only be created from object types."), + The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access: diag(2701, ts.DiagnosticCategory.Error, "The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access_2701", "The target of an object rest assignment must be a variable or a property access."), + _0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here: diag(2702, ts.DiagnosticCategory.Error, "_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here_2702", "'{0}' only refers to a type, but is being used as a namespace here."), + The_operand_of_a_delete_operator_must_be_a_property_reference: diag(2703, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_must_be_a_property_reference_2703", "The operand of a delete operator must be a property reference."), + The_operand_of_a_delete_operator_cannot_be_a_read_only_property: diag(2704, ts.DiagnosticCategory.Error, "The_operand_of_a_delete_operator_cannot_be_a_read_only_property_2704", "The operand of a delete operator cannot be a read-only property."), + An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2705, ts.DiagnosticCategory.Error, "An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_de_2705", "An async function or method in ES5/ES3 requires the 'Promise' constructor. Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."), + Required_type_parameters_may_not_follow_optional_type_parameters: diag(2706, ts.DiagnosticCategory.Error, "Required_type_parameters_may_not_follow_optional_type_parameters_2706", "Required type parameters may not follow optional type parameters."), + Generic_type_0_requires_between_1_and_2_type_arguments: diag(2707, ts.DiagnosticCategory.Error, "Generic_type_0_requires_between_1_and_2_type_arguments_2707", "Generic type '{0}' requires between {1} and {2} type arguments."), + Cannot_use_namespace_0_as_a_value: diag(2708, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_value_2708", "Cannot use namespace '{0}' as a value."), + Cannot_use_namespace_0_as_a_type: diag(2709, ts.DiagnosticCategory.Error, "Cannot_use_namespace_0_as_a_type_2709", "Cannot use namespace '{0}' as a type."), + _0_are_specified_twice_The_attribute_named_0_will_be_overwritten: diag(2710, ts.DiagnosticCategory.Error, "_0_are_specified_twice_The_attribute_named_0_will_be_overwritten_2710", "'{0}' are specified twice. The attribute named '{0}' will be overwritten."), + A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: diag(2711, ts.DiagnosticCategory.Error, "A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES20_2711", "A dynamic import call returns a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option."), + A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: diag(2712, ts.DiagnosticCategory.Error, "A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declarat_2712", "A dynamic import call in ES5/ES3 requires the 'Promise' constructor. Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option."), + Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1: diag(2713, ts.DiagnosticCategory.Error, "Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_p_2713", "Cannot access '{0}.{1}' because '{0}' is a type, but not a namespace. Did you mean to retrieve the type of the property '{1}' in '{0}' with '{0}[\"{1}\"]'?"), + The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context: diag(2714, ts.DiagnosticCategory.Error, "The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context_2714", "The expression of an export assignment must be an identifier or qualified name in an ambient context."), + Type_parameter_0_has_a_circular_default: diag(2716, ts.DiagnosticCategory.Error, "Type_parameter_0_has_a_circular_default_2716", "Type parameter '{0}' has a circular default."), + Import_declaration_0_is_using_private_name_1: diag(4000, ts.DiagnosticCategory.Error, "Import_declaration_0_is_using_private_name_1_4000", "Import declaration '{0}' is using private name '{1}'."), + Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: diag(4002, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_class_has_or_is_using_private_name_1_4002", "Type parameter '{0}' of exported class has or is using private name '{1}'."), + Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1: diag(4004, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1_4004", "Type parameter '{0}' of exported interface has or is using private name '{1}'."), + Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4006, ts.DiagnosticCategory.Error, "Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4006", "Type parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."), + Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4008, ts.DiagnosticCategory.Error, "Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4008", "Type parameter '{0}' of call signature from exported interface has or is using private name '{1}'."), + Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4010, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4010", "Type parameter '{0}' of public static method from exported class has or is using private name '{1}'."), + Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4012, ts.DiagnosticCategory.Error, "Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4012", "Type parameter '{0}' of public method from exported class has or is using private name '{1}'."), + Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4014, ts.DiagnosticCategory.Error, "Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4014", "Type parameter '{0}' of method from exported interface has or is using private name '{1}'."), + Type_parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4016, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_function_has_or_is_using_private_name_1_4016", "Type parameter '{0}' of exported function has or is using private name '{1}'."), + Implements_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4019, ts.DiagnosticCategory.Error, "Implements_clause_of_exported_class_0_has_or_is_using_private_name_1_4019", "Implements clause of exported class '{0}' has or is using private name '{1}'."), + extends_clause_of_exported_class_0_has_or_is_using_private_name_1: diag(4020, ts.DiagnosticCategory.Error, "extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", "'extends' clause of exported class '{0}' has or is using private name '{1}'."), + extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: diag(4022, ts.DiagnosticCategory.Error, "extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", "'extends' clause of exported interface '{0}' has or is using private name '{1}'."), + Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4023, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4023", "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named."), + Exported_variable_0_has_or_is_using_name_1_from_private_module_2: diag(4024, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_name_1_from_private_module_2_4024", "Exported variable '{0}' has or is using name '{1}' from private module '{2}'."), + Exported_variable_0_has_or_is_using_private_name_1: diag(4025, ts.DiagnosticCategory.Error, "Exported_variable_0_has_or_is_using_private_name_1_4025", "Exported variable '{0}' has or is using private name '{1}'."), + Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4026, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot__4026", "Public static property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."), + Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4027, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4027", "Public static property '{0}' of exported class has or is using name '{1}' from private module '{2}'."), + Public_static_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4028, ts.DiagnosticCategory.Error, "Public_static_property_0_of_exported_class_has_or_is_using_private_name_1_4028", "Public static property '{0}' of exported class has or is using private name '{1}'."), + Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4029, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_name_4029", "Public property '{0}' of exported class has or is using name '{1}' from external module {2} but cannot be named."), + Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4030, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2_4030", "Public property '{0}' of exported class has or is using name '{1}' from private module '{2}'."), + Public_property_0_of_exported_class_has_or_is_using_private_name_1: diag(4031, ts.DiagnosticCategory.Error, "Public_property_0_of_exported_class_has_or_is_using_private_name_1_4031", "Public property '{0}' of exported class has or is using private name '{1}'."), + Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4032, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2_4032", "Property '{0}' of exported interface has or is using name '{1}' from private module '{2}'."), + Property_0_of_exported_interface_has_or_is_using_private_name_1: diag(4033, ts.DiagnosticCategory.Error, "Property_0_of_exported_interface_has_or_is_using_private_name_1_4033", "Property '{0}' of exported interface has or is using private name '{1}'."), + Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4034, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_4034", "Parameter '{0}' of public static property setter from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1: diag(4035, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1_4035", "Parameter '{0}' of public static property setter from exported class has or is using private name '{1}'."), + Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4036, ts.DiagnosticCategory.Error, "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_4036", "Parameter '{0}' of public property setter from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1: diag(4037, ts.DiagnosticCategory.Error, "Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1_4037", "Parameter '{0}' of public property setter from exported class has or is using private name '{1}'."), + Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4038, ts.DiagnosticCategory.Error, "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_externa_4038", "Return type of public static property getter from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4039, ts.DiagnosticCategory.Error, "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_4039", "Return type of public static property getter from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0: diag(4040, ts.DiagnosticCategory.Error, "Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0_4040", "Return type of public static property getter from exported class has or is using private name '{0}'."), + Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4041, ts.DiagnosticCategory.Error, "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_modul_4041", "Return type of public property getter from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4042, ts.DiagnosticCategory.Error, "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_4042", "Return type of public property getter from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0: diag(4043, ts.DiagnosticCategory.Error, "Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0_4043", "Return type of public property getter from exported class has or is using private name '{0}'."), + Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4044, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_mod_4044", "Return type of constructor signature from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4045, ts.DiagnosticCategory.Error, "Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0_4045", "Return type of constructor signature from exported interface has or is using private name '{0}'."), + Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4046, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4046", "Return type of call signature from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4047, ts.DiagnosticCategory.Error, "Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0_4047", "Return type of call signature from exported interface has or is using private name '{0}'."), + Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4048, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4048", "Return type of index signature from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0: diag(4049, ts.DiagnosticCategory.Error, "Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0_4049", "Return type of index signature from exported interface has or is using private name '{0}'."), + Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4050, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module__4050", "Return type of public static method from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4051, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4051", "Return type of public static method from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0: diag(4052, ts.DiagnosticCategory.Error, "Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0_4052", "Return type of public static method from exported class has or is using private name '{0}'."), + Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4053, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_c_4053", "Return type of public method from exported class has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1: diag(4054, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1_4054", "Return type of public method from exported class has or is using name '{0}' from private module '{1}'."), + Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0: diag(4055, ts.DiagnosticCategory.Error, "Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0_4055", "Return type of public method from exported class has or is using private name '{0}'."), + Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1: diag(4056, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1_4056", "Return type of method from exported interface has or is using name '{0}' from private module '{1}'."), + Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0: diag(4057, ts.DiagnosticCategory.Error, "Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0_4057", "Return type of method from exported interface has or is using private name '{0}'."), + Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named: diag(4058, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named_4058", "Return type of exported function has or is using name '{0}' from external module {1} but cannot be named."), + Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1: diag(4059, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1_4059", "Return type of exported function has or is using name '{0}' from private module '{1}'."), + Return_type_of_exported_function_has_or_is_using_private_name_0: diag(4060, ts.DiagnosticCategory.Error, "Return_type_of_exported_function_has_or_is_using_private_name_0_4060", "Return type of exported function has or is using private name '{0}'."), + Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4061, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_can_4061", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4062, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2_4062", "Parameter '{0}' of constructor from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1: diag(4063, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1_4063", "Parameter '{0}' of constructor from exported class has or is using private name '{1}'."), + Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4064, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_mod_4064", "Parameter '{0}' of constructor signature from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4065, ts.DiagnosticCategory.Error, "Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1_4065", "Parameter '{0}' of constructor signature from exported interface has or is using private name '{1}'."), + Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4066, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4066", "Parameter '{0}' of call signature from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4067, ts.DiagnosticCategory.Error, "Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1_4067", "Parameter '{0}' of call signature from exported interface has or is using private name '{1}'."), + Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4068, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module__4068", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4069, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4069", "Parameter '{0}' of public static method from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1: diag(4070, ts.DiagnosticCategory.Error, "Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1_4070", "Parameter '{0}' of public static method from exported class has or is using private name '{1}'."), + Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4071, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_c_4071", "Parameter '{0}' of public method from exported class has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2: diag(4072, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2_4072", "Parameter '{0}' of public method from exported class has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1: diag(4073, ts.DiagnosticCategory.Error, "Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1_4073", "Parameter '{0}' of public method from exported class has or is using private name '{1}'."), + Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4074, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4074", "Parameter '{0}' of method from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: diag(4075, ts.DiagnosticCategory.Error, "Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4075", "Parameter '{0}' of method from exported interface has or is using private name '{1}'."), + Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: diag(4076, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4076", "Parameter '{0}' of exported function has or is using name '{1}' from external module {2} but cannot be named."), + Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2: diag(4077, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2_4077", "Parameter '{0}' of exported function has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_exported_function_has_or_is_using_private_name_1: diag(4078, ts.DiagnosticCategory.Error, "Parameter_0_of_exported_function_has_or_is_using_private_name_1_4078", "Parameter '{0}' of exported function has or is using private name '{1}'."), + Exported_type_alias_0_has_or_is_using_private_name_1: diag(4081, ts.DiagnosticCategory.Error, "Exported_type_alias_0_has_or_is_using_private_name_1_4081", "Exported type alias '{0}' has or is using private name '{1}'."), + Default_export_of_the_module_has_or_is_using_private_name_0: diag(4082, ts.DiagnosticCategory.Error, "Default_export_of_the_module_has_or_is_using_private_name_0_4082", "Default export of the module has or is using private name '{0}'."), + Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1: diag(4083, ts.DiagnosticCategory.Error, "Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1_4083", "Type parameter '{0}' of exported type alias has or is using private name '{1}'."), + Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict: diag(4090, ts.DiagnosticCategory.Message, "Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_librar_4090", "Conflicting definitions for '{0}' found at '{1}' and '{2}'. Consider installing a specific version of this library to resolve the conflict."), + Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: diag(4091, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4091", "Parameter '{0}' of index signature from exported interface has or is using name '{1}' from private module '{2}'."), + Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1: diag(4092, ts.DiagnosticCategory.Error, "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1_4092", "Parameter '{0}' of index signature from exported interface has or is using private name '{1}'."), + Property_0_of_exported_class_expression_may_not_be_private_or_protected: diag(4094, ts.DiagnosticCategory.Error, "Property_0_of_exported_class_expression_may_not_be_private_or_protected_4094", "Property '{0}' of exported class expression may not be private or protected."), + The_current_host_does_not_support_the_0_option: diag(5001, ts.DiagnosticCategory.Error, "The_current_host_does_not_support_the_0_option_5001", "The current host does not support the '{0}' option."), + Cannot_find_the_common_subdirectory_path_for_the_input_files: diag(5009, ts.DiagnosticCategory.Error, "Cannot_find_the_common_subdirectory_path_for_the_input_files_5009", "Cannot find the common subdirectory path for the input files."), + File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5010, ts.DiagnosticCategory.Error, "File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0_5010", "File specification cannot end in a recursive directory wildcard ('**'): '{0}'."), + File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0: diag(5011, ts.DiagnosticCategory.Error, "File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0_5011", "File specification cannot contain multiple recursive directory wildcards ('**'): '{0}'."), + Cannot_read_file_0_Colon_1: diag(5012, ts.DiagnosticCategory.Error, "Cannot_read_file_0_Colon_1_5012", "Cannot read file '{0}': {1}."), + Failed_to_parse_file_0_Colon_1: diag(5014, ts.DiagnosticCategory.Error, "Failed_to_parse_file_0_Colon_1_5014", "Failed to parse file '{0}': {1}."), + Unknown_compiler_option_0: diag(5023, ts.DiagnosticCategory.Error, "Unknown_compiler_option_0_5023", "Unknown compiler option '{0}'."), + Compiler_option_0_requires_a_value_of_type_1: diag(5024, ts.DiagnosticCategory.Error, "Compiler_option_0_requires_a_value_of_type_1_5024", "Compiler option '{0}' requires a value of type {1}."), + Could_not_write_file_0_Colon_1: diag(5033, ts.DiagnosticCategory.Error, "Could_not_write_file_0_Colon_1_5033", "Could not write file '{0}': {1}."), + Option_project_cannot_be_mixed_with_source_files_on_a_command_line: diag(5042, ts.DiagnosticCategory.Error, "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042", "Option 'project' cannot be mixed with source files on a command line."), + Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher: diag(5047, ts.DiagnosticCategory.Error, "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047", "Option 'isolatedModules' can only be used when either option '--module' is provided or option 'target' is 'ES2015' or higher."), + Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided: diag(5051, ts.DiagnosticCategory.Error, "Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided_5051", "Option '{0} can only be used when either option '--inlineSourceMap' or option '--sourceMap' is provided."), + Option_0_cannot_be_specified_without_specifying_option_1: diag(5052, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_without_specifying_option_1_5052", "Option '{0}' cannot be specified without specifying option '{1}'."), + Option_0_cannot_be_specified_with_option_1: diag(5053, ts.DiagnosticCategory.Error, "Option_0_cannot_be_specified_with_option_1_5053", "Option '{0}' cannot be specified with option '{1}'."), + A_tsconfig_json_file_is_already_defined_at_Colon_0: diag(5054, ts.DiagnosticCategory.Error, "A_tsconfig_json_file_is_already_defined_at_Colon_0_5054", "A 'tsconfig.json' file is already defined at: '{0}'."), + Cannot_write_file_0_because_it_would_overwrite_input_file: diag(5055, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_overwrite_input_file_5055", "Cannot write file '{0}' because it would overwrite input file."), + Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files: diag(5056, ts.DiagnosticCategory.Error, "Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files_5056", "Cannot write file '{0}' because it would be overwritten by multiple input files."), + Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: diag(5057, ts.DiagnosticCategory.Error, "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", "Cannot find a tsconfig.json file at the specified directory: '{0}'."), + The_specified_path_does_not_exist_Colon_0: diag(5058, ts.DiagnosticCategory.Error, "The_specified_path_does_not_exist_Colon_0_5058", "The specified path does not exist: '{0}'."), + Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier: diag(5059, ts.DiagnosticCategory.Error, "Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier_5059", "Invalid value for '--reactNamespace'. '{0}' is not a valid identifier."), + Option_paths_cannot_be_used_without_specifying_baseUrl_option: diag(5060, ts.DiagnosticCategory.Error, "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060", "Option 'paths' cannot be used without specifying '--baseUrl' option."), + Pattern_0_can_have_at_most_one_Asterisk_character: diag(5061, ts.DiagnosticCategory.Error, "Pattern_0_can_have_at_most_one_Asterisk_character_5061", "Pattern '{0}' can have at most one '*' character."), + Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character: diag(5062, ts.DiagnosticCategory.Error, "Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character_5062", "Substitution '{0}' in pattern '{1}' in can have at most one '*' character."), + Substitutions_for_pattern_0_should_be_an_array: diag(5063, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_should_be_an_array_5063", "Substitutions for pattern '{0}' should be an array."), + Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2: diag(5064, ts.DiagnosticCategory.Error, "Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2_5064", "Substitution '{0}' for pattern '{1}' has incorrect type, expected 'string', got '{2}'."), + File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: diag(5065, ts.DiagnosticCategory.Error, "File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildca_5065", "File specification cannot contain a parent directory ('..') that appears after a recursive directory wildcard ('**'): '{0}'."), + Substitutions_for_pattern_0_shouldn_t_be_an_empty_array: diag(5066, ts.DiagnosticCategory.Error, "Substitutions_for_pattern_0_shouldn_t_be_an_empty_array_5066", "Substitutions for pattern '{0}' shouldn't be an empty array."), + Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name: diag(5067, ts.DiagnosticCategory.Error, "Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name_5067", "Invalid value for 'jsxFactory'. '{0}' is not a valid identifier or qualified-name."), + Concatenate_and_emit_output_to_single_file: diag(6001, ts.DiagnosticCategory.Message, "Concatenate_and_emit_output_to_single_file_6001", "Concatenate and emit output to single file."), + Generates_corresponding_d_ts_file: diag(6002, ts.DiagnosticCategory.Message, "Generates_corresponding_d_ts_file_6002", "Generates corresponding '.d.ts' file."), + Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations: diag(6003, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations_6003", "Specify the location where debugger should locate map files instead of generated locations."), + Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations: diag(6004, ts.DiagnosticCategory.Message, "Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations_6004", "Specify the location where debugger should locate TypeScript files instead of source locations."), + Watch_input_files: diag(6005, ts.DiagnosticCategory.Message, "Watch_input_files_6005", "Watch input files."), + Redirect_output_structure_to_the_directory: diag(6006, ts.DiagnosticCategory.Message, "Redirect_output_structure_to_the_directory_6006", "Redirect output structure to the directory."), + Do_not_erase_const_enum_declarations_in_generated_code: diag(6007, ts.DiagnosticCategory.Message, "Do_not_erase_const_enum_declarations_in_generated_code_6007", "Do not erase const enum declarations in generated code."), + Do_not_emit_outputs_if_any_errors_were_reported: diag(6008, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_if_any_errors_were_reported_6008", "Do not emit outputs if any errors were reported."), + Do_not_emit_comments_to_output: diag(6009, ts.DiagnosticCategory.Message, "Do_not_emit_comments_to_output_6009", "Do not emit comments to output."), + Do_not_emit_outputs: diag(6010, ts.DiagnosticCategory.Message, "Do_not_emit_outputs_6010", "Do not emit outputs."), + Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking: diag(6011, ts.DiagnosticCategory.Message, "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011", "Allow default imports from modules with no default export. This does not affect code emit, just typechecking."), + Skip_type_checking_of_declaration_files: diag(6012, ts.DiagnosticCategory.Message, "Skip_type_checking_of_declaration_files_6012", "Skip type checking of declaration files."), + Do_not_resolve_the_real_path_of_symlinks: diag(6013, ts.DiagnosticCategory.Message, "Do_not_resolve_the_real_path_of_symlinks_6013", "Do not resolve the real path of symlinks."), + Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT: diag(6015, ts.DiagnosticCategory.Message, "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT_6015", "Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', or 'ESNEXT'."), + Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext: diag(6016, ts.DiagnosticCategory.Message, "Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext_6016", "Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'."), + Print_this_message: diag(6017, ts.DiagnosticCategory.Message, "Print_this_message_6017", "Print this message."), + Print_the_compiler_s_version: diag(6019, ts.DiagnosticCategory.Message, "Print_the_compiler_s_version_6019", "Print the compiler's version."), + Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json: diag(6020, ts.DiagnosticCategory.Message, "Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json_6020", "Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'."), + Syntax_Colon_0: diag(6023, ts.DiagnosticCategory.Message, "Syntax_Colon_0_6023", "Syntax: {0}"), + options: diag(6024, ts.DiagnosticCategory.Message, "options_6024", "options"), + file: diag(6025, ts.DiagnosticCategory.Message, "file_6025", "file"), + Examples_Colon_0: diag(6026, ts.DiagnosticCategory.Message, "Examples_Colon_0_6026", "Examples: {0}"), + Options_Colon: diag(6027, ts.DiagnosticCategory.Message, "Options_Colon_6027", "Options:"), + Version_0: diag(6029, ts.DiagnosticCategory.Message, "Version_0_6029", "Version {0}"), + Insert_command_line_options_and_files_from_a_file: diag(6030, ts.DiagnosticCategory.Message, "Insert_command_line_options_and_files_from_a_file_6030", "Insert command line options and files from a file."), + File_change_detected_Starting_incremental_compilation: diag(6032, ts.DiagnosticCategory.Message, "File_change_detected_Starting_incremental_compilation_6032", "File change detected. Starting incremental compilation..."), + KIND: diag(6034, ts.DiagnosticCategory.Message, "KIND_6034", "KIND"), + FILE: diag(6035, ts.DiagnosticCategory.Message, "FILE_6035", "FILE"), + VERSION: diag(6036, ts.DiagnosticCategory.Message, "VERSION_6036", "VERSION"), + LOCATION: diag(6037, ts.DiagnosticCategory.Message, "LOCATION_6037", "LOCATION"), + DIRECTORY: diag(6038, ts.DiagnosticCategory.Message, "DIRECTORY_6038", "DIRECTORY"), + STRATEGY: diag(6039, ts.DiagnosticCategory.Message, "STRATEGY_6039", "STRATEGY"), + FILE_OR_DIRECTORY: diag(6040, ts.DiagnosticCategory.Message, "FILE_OR_DIRECTORY_6040", "FILE OR DIRECTORY"), + Compilation_complete_Watching_for_file_changes: diag(6042, ts.DiagnosticCategory.Message, "Compilation_complete_Watching_for_file_changes_6042", "Compilation complete. Watching for file changes."), + Generates_corresponding_map_file: diag(6043, ts.DiagnosticCategory.Message, "Generates_corresponding_map_file_6043", "Generates corresponding '.map' file."), + Compiler_option_0_expects_an_argument: diag(6044, ts.DiagnosticCategory.Error, "Compiler_option_0_expects_an_argument_6044", "Compiler option '{0}' expects an argument."), + Unterminated_quoted_string_in_response_file_0: diag(6045, ts.DiagnosticCategory.Error, "Unterminated_quoted_string_in_response_file_0_6045", "Unterminated quoted string in response file '{0}'."), + Argument_for_0_option_must_be_Colon_1: diag(6046, ts.DiagnosticCategory.Error, "Argument_for_0_option_must_be_Colon_1_6046", "Argument for '{0}' option must be: {1}."), + Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: diag(6048, ts.DiagnosticCategory.Error, "Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1_6048", "Locale must be of the form or -. For example '{0}' or '{1}'."), + Unsupported_locale_0: diag(6049, ts.DiagnosticCategory.Error, "Unsupported_locale_0_6049", "Unsupported locale '{0}'."), + Unable_to_open_file_0: diag(6050, ts.DiagnosticCategory.Error, "Unable_to_open_file_0_6050", "Unable to open file '{0}'."), + Corrupted_locale_file_0: diag(6051, ts.DiagnosticCategory.Error, "Corrupted_locale_file_0_6051", "Corrupted locale file {0}."), + Raise_error_on_expressions_and_declarations_with_an_implied_any_type: diag(6052, ts.DiagnosticCategory.Message, "Raise_error_on_expressions_and_declarations_with_an_implied_any_type_6052", "Raise error on expressions and declarations with an implied 'any' type."), + File_0_not_found: diag(6053, ts.DiagnosticCategory.Error, "File_0_not_found_6053", "File '{0}' not found."), + File_0_has_unsupported_extension_The_only_supported_extensions_are_1: diag(6054, ts.DiagnosticCategory.Error, "File_0_has_unsupported_extension_The_only_supported_extensions_are_1_6054", "File '{0}' has unsupported extension. The only supported extensions are {1}."), + Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures: diag(6055, ts.DiagnosticCategory.Message, "Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures_6055", "Suppress noImplicitAny errors for indexing objects lacking index signatures."), + Do_not_emit_declarations_for_code_that_has_an_internal_annotation: diag(6056, ts.DiagnosticCategory.Message, "Do_not_emit_declarations_for_code_that_has_an_internal_annotation_6056", "Do not emit declarations for code that has an '@internal' annotation."), + Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir: diag(6058, ts.DiagnosticCategory.Message, "Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir_6058", "Specify the root directory of input files. Use to control the output directory structure with --outDir."), + File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files: diag(6059, ts.DiagnosticCategory.Error, "File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files_6059", "File '{0}' is not under 'rootDir' '{1}'. 'rootDir' is expected to contain all source files."), + Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix: diag(6060, ts.DiagnosticCategory.Message, "Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix_6060", "Specify the end of line sequence to be used when emitting files: 'CRLF' (dos) or 'LF' (unix)."), + NEWLINE: diag(6061, ts.DiagnosticCategory.Message, "NEWLINE_6061", "NEWLINE"), + Option_0_can_only_be_specified_in_tsconfig_json_file: diag(6064, ts.DiagnosticCategory.Error, "Option_0_can_only_be_specified_in_tsconfig_json_file_6064", "Option '{0}' can only be specified in 'tsconfig.json' file."), + Enables_experimental_support_for_ES7_decorators: diag(6065, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_decorators_6065", "Enables experimental support for ES7 decorators."), + Enables_experimental_support_for_emitting_type_metadata_for_decorators: diag(6066, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_emitting_type_metadata_for_decorators_6066", "Enables experimental support for emitting type metadata for decorators."), + Enables_experimental_support_for_ES7_async_functions: diag(6068, ts.DiagnosticCategory.Message, "Enables_experimental_support_for_ES7_async_functions_6068", "Enables experimental support for ES7 async functions."), + Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6: diag(6069, ts.DiagnosticCategory.Message, "Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6_6069", "Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6)."), + Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file: diag(6070, ts.DiagnosticCategory.Message, "Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file_6070", "Initializes a TypeScript project and creates a tsconfig.json file."), + Successfully_created_a_tsconfig_json_file: diag(6071, ts.DiagnosticCategory.Message, "Successfully_created_a_tsconfig_json_file_6071", "Successfully created a tsconfig.json file."), + Suppress_excess_property_checks_for_object_literals: diag(6072, ts.DiagnosticCategory.Message, "Suppress_excess_property_checks_for_object_literals_6072", "Suppress excess property checks for object literals."), + Stylize_errors_and_messages_using_color_and_context_experimental: diag(6073, ts.DiagnosticCategory.Message, "Stylize_errors_and_messages_using_color_and_context_experimental_6073", "Stylize errors and messages using color and context (experimental)."), + Do_not_report_errors_on_unused_labels: diag(6074, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unused_labels_6074", "Do not report errors on unused labels."), + Report_error_when_not_all_code_paths_in_function_return_a_value: diag(6075, ts.DiagnosticCategory.Message, "Report_error_when_not_all_code_paths_in_function_return_a_value_6075", "Report error when not all code paths in function return a value."), + Report_errors_for_fallthrough_cases_in_switch_statement: diag(6076, ts.DiagnosticCategory.Message, "Report_errors_for_fallthrough_cases_in_switch_statement_6076", "Report errors for fallthrough cases in switch statement."), + Do_not_report_errors_on_unreachable_code: diag(6077, ts.DiagnosticCategory.Message, "Do_not_report_errors_on_unreachable_code_6077", "Do not report errors on unreachable code."), + Disallow_inconsistently_cased_references_to_the_same_file: diag(6078, ts.DiagnosticCategory.Message, "Disallow_inconsistently_cased_references_to_the_same_file_6078", "Disallow inconsistently-cased references to the same file."), + Specify_library_files_to_be_included_in_the_compilation_Colon: diag(6079, ts.DiagnosticCategory.Message, "Specify_library_files_to_be_included_in_the_compilation_Colon_6079", "Specify library files to be included in the compilation: "), + Specify_JSX_code_generation_Colon_preserve_react_native_or_react: diag(6080, ts.DiagnosticCategory.Message, "Specify_JSX_code_generation_Colon_preserve_react_native_or_react_6080", "Specify JSX code generation: 'preserve', 'react-native', or 'react'."), + File_0_has_an_unsupported_extension_so_skipping_it: diag(6081, ts.DiagnosticCategory.Message, "File_0_has_an_unsupported_extension_so_skipping_it_6081", "File '{0}' has an unsupported extension, so skipping it."), + Only_amd_and_system_modules_are_supported_alongside_0: diag(6082, ts.DiagnosticCategory.Error, "Only_amd_and_system_modules_are_supported_alongside_0_6082", "Only 'amd' and 'system' modules are supported alongside --{0}."), + Base_directory_to_resolve_non_absolute_module_names: diag(6083, ts.DiagnosticCategory.Message, "Base_directory_to_resolve_non_absolute_module_names_6083", "Base directory to resolve non-absolute module names."), + Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit: diag(6084, ts.DiagnosticCategory.Message, "Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react__6084", "[Deprecated] Use '--jsxFactory' instead. Specify the object invoked for createElement when targeting 'react' JSX emit"), + Enable_tracing_of_the_name_resolution_process: diag(6085, ts.DiagnosticCategory.Message, "Enable_tracing_of_the_name_resolution_process_6085", "Enable tracing of the name resolution process."), + Resolving_module_0_from_1: diag(6086, ts.DiagnosticCategory.Message, "Resolving_module_0_from_1_6086", "======== Resolving module '{0}' from '{1}'. ========"), + Explicitly_specified_module_resolution_kind_Colon_0: diag(6087, ts.DiagnosticCategory.Message, "Explicitly_specified_module_resolution_kind_Colon_0_6087", "Explicitly specified module resolution kind: '{0}'."), + Module_resolution_kind_is_not_specified_using_0: diag(6088, ts.DiagnosticCategory.Message, "Module_resolution_kind_is_not_specified_using_0_6088", "Module resolution kind is not specified, using '{0}'."), + Module_name_0_was_successfully_resolved_to_1: diag(6089, ts.DiagnosticCategory.Message, "Module_name_0_was_successfully_resolved_to_1_6089", "======== Module name '{0}' was successfully resolved to '{1}'. ========"), + Module_name_0_was_not_resolved: diag(6090, ts.DiagnosticCategory.Message, "Module_name_0_was_not_resolved_6090", "======== Module name '{0}' was not resolved. ========"), + paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0: diag(6091, ts.DiagnosticCategory.Message, "paths_option_is_specified_looking_for_a_pattern_to_match_module_name_0_6091", "'paths' option is specified, looking for a pattern to match module name '{0}'."), + Module_name_0_matched_pattern_1: diag(6092, ts.DiagnosticCategory.Message, "Module_name_0_matched_pattern_1_6092", "Module name '{0}', matched pattern '{1}'."), + Trying_substitution_0_candidate_module_location_Colon_1: diag(6093, ts.DiagnosticCategory.Message, "Trying_substitution_0_candidate_module_location_Colon_1_6093", "Trying substitution '{0}', candidate module location: '{1}'."), + Resolving_module_name_0_relative_to_base_url_1_2: diag(6094, ts.DiagnosticCategory.Message, "Resolving_module_name_0_relative_to_base_url_1_2_6094", "Resolving module name '{0}' relative to base url '{1}' - '{2}'."), + Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1: diag(6095, ts.DiagnosticCategory.Message, "Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1_6095", "Loading module as file / folder, candidate module location '{0}', target file type '{1}'."), + File_0_does_not_exist: diag(6096, ts.DiagnosticCategory.Message, "File_0_does_not_exist_6096", "File '{0}' does not exist."), + File_0_exist_use_it_as_a_name_resolution_result: diag(6097, ts.DiagnosticCategory.Message, "File_0_exist_use_it_as_a_name_resolution_result_6097", "File '{0}' exist - use it as a name resolution result."), + Loading_module_0_from_node_modules_folder_target_file_type_1: diag(6098, ts.DiagnosticCategory.Message, "Loading_module_0_from_node_modules_folder_target_file_type_1_6098", "Loading module '{0}' from 'node_modules' folder, target file type '{1}'."), + Found_package_json_at_0: diag(6099, ts.DiagnosticCategory.Message, "Found_package_json_at_0_6099", "Found 'package.json' at '{0}'."), + package_json_does_not_have_a_0_field: diag(6100, ts.DiagnosticCategory.Message, "package_json_does_not_have_a_0_field_6100", "'package.json' does not have a '{0}' field."), + package_json_has_0_field_1_that_references_2: diag(6101, ts.DiagnosticCategory.Message, "package_json_has_0_field_1_that_references_2_6101", "'package.json' has '{0}' field '{1}' that references '{2}'."), + Allow_javascript_files_to_be_compiled: diag(6102, ts.DiagnosticCategory.Message, "Allow_javascript_files_to_be_compiled_6102", "Allow javascript files to be compiled."), + Option_0_should_have_array_of_strings_as_a_value: diag(6103, ts.DiagnosticCategory.Error, "Option_0_should_have_array_of_strings_as_a_value_6103", "Option '{0}' should have array of strings as a value."), + Checking_if_0_is_the_longest_matching_prefix_for_1_2: diag(6104, ts.DiagnosticCategory.Message, "Checking_if_0_is_the_longest_matching_prefix_for_1_2_6104", "Checking if '{0}' is the longest matching prefix for '{1}' - '{2}'."), + Expected_type_of_0_field_in_package_json_to_be_string_got_1: diag(6105, ts.DiagnosticCategory.Message, "Expected_type_of_0_field_in_package_json_to_be_string_got_1_6105", "Expected type of '{0}' field in 'package.json' to be 'string', got '{1}'."), + baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: diag(6106, ts.DiagnosticCategory.Message, "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'."), + rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: diag(6107, ts.DiagnosticCategory.Message, "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", "'rootDirs' option is set, using it to resolve relative module name '{0}'."), + Longest_matching_prefix_for_0_is_1: diag(6108, ts.DiagnosticCategory.Message, "Longest_matching_prefix_for_0_is_1_6108", "Longest matching prefix for '{0}' is '{1}'."), + Loading_0_from_the_root_dir_1_candidate_location_2: diag(6109, ts.DiagnosticCategory.Message, "Loading_0_from_the_root_dir_1_candidate_location_2_6109", "Loading '{0}' from the root dir '{1}', candidate location '{2}'."), + Trying_other_entries_in_rootDirs: diag(6110, ts.DiagnosticCategory.Message, "Trying_other_entries_in_rootDirs_6110", "Trying other entries in 'rootDirs'."), + Module_resolution_using_rootDirs_has_failed: diag(6111, ts.DiagnosticCategory.Message, "Module_resolution_using_rootDirs_has_failed_6111", "Module resolution using 'rootDirs' has failed."), + Do_not_emit_use_strict_directives_in_module_output: diag(6112, ts.DiagnosticCategory.Message, "Do_not_emit_use_strict_directives_in_module_output_6112", "Do not emit 'use strict' directives in module output."), + Enable_strict_null_checks: diag(6113, ts.DiagnosticCategory.Message, "Enable_strict_null_checks_6113", "Enable strict null checks."), + Unknown_option_excludes_Did_you_mean_exclude: diag(6114, ts.DiagnosticCategory.Error, "Unknown_option_excludes_Did_you_mean_exclude_6114", "Unknown option 'excludes'. Did you mean 'exclude'?"), + Raise_error_on_this_expressions_with_an_implied_any_type: diag(6115, ts.DiagnosticCategory.Message, "Raise_error_on_this_expressions_with_an_implied_any_type_6115", "Raise error on 'this' expressions with an implied 'any' type."), + Resolving_type_reference_directive_0_containing_file_1_root_directory_2: diag(6116, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_2_6116", "======== Resolving type reference directive '{0}', containing file '{1}', root directory '{2}'. ========"), + Resolving_using_primary_search_paths: diag(6117, ts.DiagnosticCategory.Message, "Resolving_using_primary_search_paths_6117", "Resolving using primary search paths..."), + Resolving_from_node_modules_folder: diag(6118, ts.DiagnosticCategory.Message, "Resolving_from_node_modules_folder_6118", "Resolving from node_modules folder..."), + Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2: diag(6119, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2_6119", "======== Type reference directive '{0}' was successfully resolved to '{1}', primary: {2}. ========"), + Type_reference_directive_0_was_not_resolved: diag(6120, ts.DiagnosticCategory.Message, "Type_reference_directive_0_was_not_resolved_6120", "======== Type reference directive '{0}' was not resolved. ========"), + Resolving_with_primary_search_path_0: diag(6121, ts.DiagnosticCategory.Message, "Resolving_with_primary_search_path_0_6121", "Resolving with primary search path '{0}'."), + Root_directory_cannot_be_determined_skipping_primary_search_paths: diag(6122, ts.DiagnosticCategory.Message, "Root_directory_cannot_be_determined_skipping_primary_search_paths_6122", "Root directory cannot be determined, skipping primary search paths."), + Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set: diag(6123, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set_6123", "======== Resolving type reference directive '{0}', containing file '{1}', root directory not set. ========"), + Type_declaration_files_to_be_included_in_compilation: diag(6124, ts.DiagnosticCategory.Message, "Type_declaration_files_to_be_included_in_compilation_6124", "Type declaration files to be included in compilation."), + Looking_up_in_node_modules_folder_initial_location_0: diag(6125, ts.DiagnosticCategory.Message, "Looking_up_in_node_modules_folder_initial_location_0_6125", "Looking up in 'node_modules' folder, initial location '{0}'."), + Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder: diag(6126, ts.DiagnosticCategory.Message, "Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_mod_6126", "Containing file is not specified and root directory cannot be determined, skipping lookup in 'node_modules' folder."), + Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1: diag(6127, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1_6127", "======== Resolving type reference directive '{0}', containing file not set, root directory '{1}'. ========"), + Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set: diag(6128, ts.DiagnosticCategory.Message, "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set_6128", "======== Resolving type reference directive '{0}', containing file not set, root directory not set. ========"), + Resolving_real_path_for_0_result_1: diag(6130, ts.DiagnosticCategory.Message, "Resolving_real_path_for_0_result_1_6130", "Resolving real path for '{0}', result '{1}'."), + Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system: diag(6131, ts.DiagnosticCategory.Error, "Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system_6131", "Cannot compile modules using option '{0}' unless the '--module' flag is 'amd' or 'system'."), + File_name_0_has_a_1_extension_stripping_it: diag(6132, ts.DiagnosticCategory.Message, "File_name_0_has_a_1_extension_stripping_it_6132", "File name '{0}' has a '{1}' extension - stripping it."), + _0_is_declared_but_its_value_is_never_read: diag(6133, ts.DiagnosticCategory.Error, "_0_is_declared_but_its_value_is_never_read_6133", "'{0}' is declared but its value is never read."), + Report_errors_on_unused_locals: diag(6134, ts.DiagnosticCategory.Message, "Report_errors_on_unused_locals_6134", "Report errors on unused locals."), + Report_errors_on_unused_parameters: diag(6135, ts.DiagnosticCategory.Message, "Report_errors_on_unused_parameters_6135", "Report errors on unused parameters."), + The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: diag(6136, ts.DiagnosticCategory.Message, "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", "The maximum dependency depth to search under node_modules and load JavaScript files."), + Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1: diag(6137, ts.DiagnosticCategory.Error, "Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1_6137", "Cannot import type declaration files. Consider importing '{0}' instead of '{1}'."), + Property_0_is_declared_but_its_value_is_never_read: diag(6138, ts.DiagnosticCategory.Error, "Property_0_is_declared_but_its_value_is_never_read_6138", "Property '{0}' is declared but its value is never read."), + Import_emit_helpers_from_tslib: diag(6139, ts.DiagnosticCategory.Message, "Import_emit_helpers_from_tslib_6139", "Import emit helpers from 'tslib'."), + Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2: diag(6140, ts.DiagnosticCategory.Error, "Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using__6140", "Auto discovery for typings is enabled in project '{0}'. Running extra resolution pass for module '{1}' using cache location '{2}'."), + Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: diag(6141, ts.DiagnosticCategory.Message, "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", "Parse in strict mode and emit \"use strict\" for each source file."), + Module_0_was_resolved_to_1_but_jsx_is_not_set: diag(6142, ts.DiagnosticCategory.Error, "Module_0_was_resolved_to_1_but_jsx_is_not_set_6142", "Module '{0}' was resolved to '{1}', but '--jsx' is not set."), + Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1: diag(6144, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1_6144", "Module '{0}' was resolved as locally declared ambient module in file '{1}'."), + Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified: diag(6145, ts.DiagnosticCategory.Message, "Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified_6145", "Module '{0}' was resolved as ambient module declared in '{1}' since this file was not modified."), + Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h: diag(6146, ts.DiagnosticCategory.Message, "Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h_6146", "Specify the JSX factory function to use when targeting 'react' JSX emit, e.g. 'React.createElement' or 'h'."), + Resolution_for_module_0_was_found_in_cache: diag(6147, ts.DiagnosticCategory.Message, "Resolution_for_module_0_was_found_in_cache_6147", "Resolution for module '{0}' was found in cache."), + Directory_0_does_not_exist_skipping_all_lookups_in_it: diag(6148, ts.DiagnosticCategory.Message, "Directory_0_does_not_exist_skipping_all_lookups_in_it_6148", "Directory '{0}' does not exist, skipping all lookups in it."), + Show_diagnostic_information: diag(6149, ts.DiagnosticCategory.Message, "Show_diagnostic_information_6149", "Show diagnostic information."), + Show_verbose_diagnostic_information: diag(6150, ts.DiagnosticCategory.Message, "Show_verbose_diagnostic_information_6150", "Show verbose diagnostic information."), + Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file: diag(6151, ts.DiagnosticCategory.Message, "Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file_6151", "Emit a single file with source maps instead of having a separate file."), + Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set: diag(6152, ts.DiagnosticCategory.Message, "Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap__6152", "Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set."), + Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule: diag(6153, ts.DiagnosticCategory.Message, "Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule_6153", "Transpile each file as a separate module (similar to 'ts.transpileModule')."), + Print_names_of_generated_files_part_of_the_compilation: diag(6154, ts.DiagnosticCategory.Message, "Print_names_of_generated_files_part_of_the_compilation_6154", "Print names of generated files part of the compilation."), + Print_names_of_files_part_of_the_compilation: diag(6155, ts.DiagnosticCategory.Message, "Print_names_of_files_part_of_the_compilation_6155", "Print names of files part of the compilation."), + The_locale_used_when_displaying_messages_to_the_user_e_g_en_us: diag(6156, ts.DiagnosticCategory.Message, "The_locale_used_when_displaying_messages_to_the_user_e_g_en_us_6156", "The locale used when displaying messages to the user (e.g. 'en-us')"), + Do_not_generate_custom_helper_functions_like_extends_in_compiled_output: diag(6157, ts.DiagnosticCategory.Message, "Do_not_generate_custom_helper_functions_like_extends_in_compiled_output_6157", "Do not generate custom helper functions like '__extends' in compiled output."), + Do_not_include_the_default_library_file_lib_d_ts: diag(6158, ts.DiagnosticCategory.Message, "Do_not_include_the_default_library_file_lib_d_ts_6158", "Do not include the default library file (lib.d.ts)."), + Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files: diag(6159, ts.DiagnosticCategory.Message, "Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files_6159", "Do not add triple-slash references or imported modules to the list of compiled files."), + Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files: diag(6160, ts.DiagnosticCategory.Message, "Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files_6160", "[Deprecated] Use '--skipLibCheck' instead. Skip type checking of default library declaration files."), + List_of_folders_to_include_type_definitions_from: diag(6161, ts.DiagnosticCategory.Message, "List_of_folders_to_include_type_definitions_from_6161", "List of folders to include type definitions from."), + Disable_size_limitations_on_JavaScript_projects: diag(6162, ts.DiagnosticCategory.Message, "Disable_size_limitations_on_JavaScript_projects_6162", "Disable size limitations on JavaScript projects."), + The_character_set_of_the_input_files: diag(6163, ts.DiagnosticCategory.Message, "The_character_set_of_the_input_files_6163", "The character set of the input files."), + Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files: diag(6164, ts.DiagnosticCategory.Message, "Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files_6164", "Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files."), + Do_not_truncate_error_messages: diag(6165, ts.DiagnosticCategory.Message, "Do_not_truncate_error_messages_6165", "Do not truncate error messages."), + Output_directory_for_generated_declaration_files: diag(6166, ts.DiagnosticCategory.Message, "Output_directory_for_generated_declaration_files_6166", "Output directory for generated declaration files."), + A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl: diag(6167, ts.DiagnosticCategory.Message, "A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl_6167", "A series of entries which re-map imports to lookup locations relative to the 'baseUrl'."), + List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime: diag(6168, ts.DiagnosticCategory.Message, "List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime_6168", "List of root folders whose combined content represents the structure of the project at runtime."), + Show_all_compiler_options: diag(6169, ts.DiagnosticCategory.Message, "Show_all_compiler_options_6169", "Show all compiler options."), + Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file: diag(6170, ts.DiagnosticCategory.Message, "Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file_6170", "[Deprecated] Use '--outFile' instead. Concatenate and emit output to single file"), + Command_line_Options: diag(6171, ts.DiagnosticCategory.Message, "Command_line_Options_6171", "Command-line Options"), + Basic_Options: diag(6172, ts.DiagnosticCategory.Message, "Basic_Options_6172", "Basic Options"), + Strict_Type_Checking_Options: diag(6173, ts.DiagnosticCategory.Message, "Strict_Type_Checking_Options_6173", "Strict Type-Checking Options"), + Module_Resolution_Options: diag(6174, ts.DiagnosticCategory.Message, "Module_Resolution_Options_6174", "Module Resolution Options"), + Source_Map_Options: diag(6175, ts.DiagnosticCategory.Message, "Source_Map_Options_6175", "Source Map Options"), + Additional_Checks: diag(6176, ts.DiagnosticCategory.Message, "Additional_Checks_6176", "Additional Checks"), + Experimental_Options: diag(6177, ts.DiagnosticCategory.Message, "Experimental_Options_6177", "Experimental Options"), + Advanced_Options: diag(6178, ts.DiagnosticCategory.Message, "Advanced_Options_6178", "Advanced Options"), + Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3: diag(6179, ts.DiagnosticCategory.Message, "Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3_6179", "Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'."), + Enable_all_strict_type_checking_options: diag(6180, ts.DiagnosticCategory.Message, "Enable_all_strict_type_checking_options_6180", "Enable all strict type-checking options."), + List_of_language_service_plugins: diag(6181, ts.DiagnosticCategory.Message, "List_of_language_service_plugins_6181", "List of language service plugins."), + Scoped_package_detected_looking_in_0: diag(6182, ts.DiagnosticCategory.Message, "Scoped_package_detected_looking_in_0_6182", "Scoped package detected, looking in '{0}'"), + Reusing_resolution_of_module_0_to_file_1_from_old_program: diag(6183, ts.DiagnosticCategory.Message, "Reusing_resolution_of_module_0_to_file_1_from_old_program_6183", "Reusing resolution of module '{0}' to file '{1}' from old program."), + Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program: diag(6184, ts.DiagnosticCategory.Message, "Reusing_module_resolutions_originating_in_0_since_resolutions_are_unchanged_from_old_program_6184", "Reusing module resolutions originating in '{0}' since resolutions are unchanged from old program."), + Disable_strict_checking_of_generic_signatures_in_function_types: diag(6185, ts.DiagnosticCategory.Message, "Disable_strict_checking_of_generic_signatures_in_function_types_6185", "Disable strict checking of generic signatures in function types."), + Enable_strict_checking_of_function_types: diag(6186, ts.DiagnosticCategory.Message, "Enable_strict_checking_of_function_types_6186", "Enable strict checking of function types."), + Variable_0_implicitly_has_an_1_type: diag(7005, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_an_1_type_7005", "Variable '{0}' implicitly has an '{1}' type."), + Parameter_0_implicitly_has_an_1_type: diag(7006, ts.DiagnosticCategory.Error, "Parameter_0_implicitly_has_an_1_type_7006", "Parameter '{0}' implicitly has an '{1}' type."), + Member_0_implicitly_has_an_1_type: diag(7008, ts.DiagnosticCategory.Error, "Member_0_implicitly_has_an_1_type_7008", "Member '{0}' implicitly has an '{1}' type."), + new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type: diag(7009, ts.DiagnosticCategory.Error, "new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type_7009", "'new' expression, whose target lacks a construct signature, implicitly has an 'any' type."), + _0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type: diag(7010, ts.DiagnosticCategory.Error, "_0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type_7010", "'{0}', which lacks return-type annotation, implicitly has an '{1}' return type."), + Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type: diag(7011, ts.DiagnosticCategory.Error, "Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type_7011", "Function expression, which lacks return-type annotation, implicitly has an '{0}' return type."), + Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7013, ts.DiagnosticCategory.Error, "Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7013", "Construct signature, which lacks return-type annotation, implicitly has an 'any' return type."), + Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number: diag(7015, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number_7015", "Element implicitly has an 'any' type because index expression is not of type 'number'."), + Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type: diag(7016, ts.DiagnosticCategory.Error, "Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type_7016", "Could not find a declaration file for module '{0}'. '{1}' implicitly has an 'any' type."), + Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature: diag(7017, ts.DiagnosticCategory.Error, "Element_implicitly_has_an_any_type_because_type_0_has_no_index_signature_7017", "Element implicitly has an 'any' type because type '{0}' has no index signature."), + Object_literal_s_property_0_implicitly_has_an_1_type: diag(7018, ts.DiagnosticCategory.Error, "Object_literal_s_property_0_implicitly_has_an_1_type_7018", "Object literal's property '{0}' implicitly has an '{1}' type."), + Rest_parameter_0_implicitly_has_an_any_type: diag(7019, ts.DiagnosticCategory.Error, "Rest_parameter_0_implicitly_has_an_any_type_7019", "Rest parameter '{0}' implicitly has an 'any[]' type."), + Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type: diag(7020, ts.DiagnosticCategory.Error, "Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type_7020", "Call signature, which lacks return-type annotation, implicitly has an 'any' return type."), + _0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer: diag(7022, ts.DiagnosticCategory.Error, "_0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or__7022", "'{0}' implicitly has type 'any' because it does not have a type annotation and is referenced directly or indirectly in its own initializer."), + _0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7023, ts.DiagnosticCategory.Error, "_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_reference_7023", "'{0}' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."), + Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: diag(7024, ts.DiagnosticCategory.Error, "Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_ref_7024", "Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions."), + Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type: diag(7025, ts.DiagnosticCategory.Error, "Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_typ_7025", "Generator implicitly has type '{0}' because it does not yield any values. Consider supplying a return type."), + JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: diag(7026, ts.DiagnosticCategory.Error, "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists."), + Unreachable_code_detected: diag(7027, ts.DiagnosticCategory.Error, "Unreachable_code_detected_7027", "Unreachable code detected."), + Unused_label: diag(7028, ts.DiagnosticCategory.Error, "Unused_label_7028", "Unused label."), + Fallthrough_case_in_switch: diag(7029, ts.DiagnosticCategory.Error, "Fallthrough_case_in_switch_7029", "Fallthrough case in switch."), + Not_all_code_paths_return_a_value: diag(7030, ts.DiagnosticCategory.Error, "Not_all_code_paths_return_a_value_7030", "Not all code paths return a value."), + Binding_element_0_implicitly_has_an_1_type: diag(7031, ts.DiagnosticCategory.Error, "Binding_element_0_implicitly_has_an_1_type_7031", "Binding element '{0}' implicitly has an '{1}' type."), + Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation: diag(7032, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation_7032", "Property '{0}' implicitly has type 'any', because its set accessor lacks a parameter type annotation."), + Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation: diag(7033, ts.DiagnosticCategory.Error, "Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation_7033", "Property '{0}' implicitly has type 'any', because its get accessor lacks a return type annotation."), + Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined: diag(7034, ts.DiagnosticCategory.Error, "Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined_7034", "Variable '{0}' implicitly has type '{1}' in some locations where its type cannot be determined."), + Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0: diag(7035, ts.DiagnosticCategory.Error, "Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_mod_7035", "Try `npm install @types/{0}` if it exists or add a new declaration (.d.ts) file containing `declare module '{0}';`"), + Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0: diag(7036, ts.DiagnosticCategory.Error, "Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0_7036", "Dynamic import's specifier must be of type 'string', but here has type '{0}'."), + You_cannot_rename_this_element: diag(8000, ts.DiagnosticCategory.Error, "You_cannot_rename_this_element_8000", "You cannot rename this element."), + You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library: diag(8001, ts.DiagnosticCategory.Error, "You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library_8001", "You cannot rename elements that are defined in the standard TypeScript library."), + import_can_only_be_used_in_a_ts_file: diag(8002, ts.DiagnosticCategory.Error, "import_can_only_be_used_in_a_ts_file_8002", "'import ... =' can only be used in a .ts file."), + export_can_only_be_used_in_a_ts_file: diag(8003, ts.DiagnosticCategory.Error, "export_can_only_be_used_in_a_ts_file_8003", "'export=' can only be used in a .ts file."), + type_parameter_declarations_can_only_be_used_in_a_ts_file: diag(8004, ts.DiagnosticCategory.Error, "type_parameter_declarations_can_only_be_used_in_a_ts_file_8004", "'type parameter declarations' can only be used in a .ts file."), + implements_clauses_can_only_be_used_in_a_ts_file: diag(8005, ts.DiagnosticCategory.Error, "implements_clauses_can_only_be_used_in_a_ts_file_8005", "'implements clauses' can only be used in a .ts file."), + interface_declarations_can_only_be_used_in_a_ts_file: diag(8006, ts.DiagnosticCategory.Error, "interface_declarations_can_only_be_used_in_a_ts_file_8006", "'interface declarations' can only be used in a .ts file."), + module_declarations_can_only_be_used_in_a_ts_file: diag(8007, ts.DiagnosticCategory.Error, "module_declarations_can_only_be_used_in_a_ts_file_8007", "'module declarations' can only be used in a .ts file."), + type_aliases_can_only_be_used_in_a_ts_file: diag(8008, ts.DiagnosticCategory.Error, "type_aliases_can_only_be_used_in_a_ts_file_8008", "'type aliases' can only be used in a .ts file."), + _0_can_only_be_used_in_a_ts_file: diag(8009, ts.DiagnosticCategory.Error, "_0_can_only_be_used_in_a_ts_file_8009", "'{0}' can only be used in a .ts file."), + types_can_only_be_used_in_a_ts_file: diag(8010, ts.DiagnosticCategory.Error, "types_can_only_be_used_in_a_ts_file_8010", "'types' can only be used in a .ts file."), + type_arguments_can_only_be_used_in_a_ts_file: diag(8011, ts.DiagnosticCategory.Error, "type_arguments_can_only_be_used_in_a_ts_file_8011", "'type arguments' can only be used in a .ts file."), + parameter_modifiers_can_only_be_used_in_a_ts_file: diag(8012, ts.DiagnosticCategory.Error, "parameter_modifiers_can_only_be_used_in_a_ts_file_8012", "'parameter modifiers' can only be used in a .ts file."), + non_null_assertions_can_only_be_used_in_a_ts_file: diag(8013, ts.DiagnosticCategory.Error, "non_null_assertions_can_only_be_used_in_a_ts_file_8013", "'non-null assertions' can only be used in a .ts file."), + enum_declarations_can_only_be_used_in_a_ts_file: diag(8015, ts.DiagnosticCategory.Error, "enum_declarations_can_only_be_used_in_a_ts_file_8015", "'enum declarations' can only be used in a .ts file."), + type_assertion_expressions_can_only_be_used_in_a_ts_file: diag(8016, ts.DiagnosticCategory.Error, "type_assertion_expressions_can_only_be_used_in_a_ts_file_8016", "'type assertion expressions' can only be used in a .ts file."), + Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0: diag(8017, ts.DiagnosticCategory.Error, "Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0_8017", "Octal literal types must use ES2015 syntax. Use the syntax '{0}'."), + Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0: diag(8018, ts.DiagnosticCategory.Error, "Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0_8018", "Octal literals are not allowed in enums members initializer. Use the syntax '{0}'."), + Report_errors_in_js_files: diag(8019, ts.DiagnosticCategory.Message, "Report_errors_in_js_files_8019", "Report errors in .js files."), + JSDoc_types_can_only_be_used_inside_documentation_comments: diag(8020, ts.DiagnosticCategory.Error, "JSDoc_types_can_only_be_used_inside_documentation_comments_8020", "JSDoc types can only be used inside documentation comments."), + JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags: diag(8021, ts.DiagnosticCategory.Error, "JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags_8021", "JSDoc '@typedef' tag should either have a type annotation or be followed by '@property' or '@member' tags."), + JSDoc_0_is_not_attached_to_a_class: diag(8022, ts.DiagnosticCategory.Error, "JSDoc_0_is_not_attached_to_a_class_8022", "JSDoc '@{0}' is not attached to a class."), + JSDoc_0_1_does_not_match_the_extends_2_clause: diag(8023, ts.DiagnosticCategory.Error, "JSDoc_0_1_does_not_match_the_extends_2_clause_8023", "JSDoc '@{0} {1}' does not match the 'extends {2}' clause."), + JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name: diag(8024, ts.DiagnosticCategory.Error, "JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name_8024", "JSDoc '@param' tag has name '{0}', but there is no parameter with that name."), + Class_declarations_cannot_have_more_than_one_augments_or_extends_tag: diag(8025, ts.DiagnosticCategory.Error, "Class_declarations_cannot_have_more_than_one_augments_or_extends_tag_8025", "Class declarations cannot have more than one `@augments` or `@extends` tag."), + Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clause: diag(9002, ts.DiagnosticCategory.Error, "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clause."), + class_expressions_are_not_currently_supported: diag(9003, ts.DiagnosticCategory.Error, "class_expressions_are_not_currently_supported_9003", "'class' expressions are not currently supported."), + Language_service_is_disabled: diag(9004, ts.DiagnosticCategory.Error, "Language_service_is_disabled_9004", "Language service is disabled."), + JSX_attributes_must_only_be_assigned_a_non_empty_expression: diag(17000, ts.DiagnosticCategory.Error, "JSX_attributes_must_only_be_assigned_a_non_empty_expression_17000", "JSX attributes must only be assigned a non-empty 'expression'."), + JSX_elements_cannot_have_multiple_attributes_with_the_same_name: diag(17001, ts.DiagnosticCategory.Error, "JSX_elements_cannot_have_multiple_attributes_with_the_same_name_17001", "JSX elements cannot have multiple attributes with the same name."), + Expected_corresponding_JSX_closing_tag_for_0: diag(17002, ts.DiagnosticCategory.Error, "Expected_corresponding_JSX_closing_tag_for_0_17002", "Expected corresponding JSX closing tag for '{0}'."), + JSX_attribute_expected: diag(17003, ts.DiagnosticCategory.Error, "JSX_attribute_expected_17003", "JSX attribute expected."), + Cannot_use_JSX_unless_the_jsx_flag_is_provided: diag(17004, ts.DiagnosticCategory.Error, "Cannot_use_JSX_unless_the_jsx_flag_is_provided_17004", "Cannot use JSX unless the '--jsx' flag is provided."), + A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: diag(17005, ts.DiagnosticCategory.Error, "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", "A constructor cannot contain a 'super' call when its class extends 'null'."), + An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17006, ts.DiagnosticCategory.Error, "An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_ex_17006", "An unary expression with the '{0}' operator is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."), + A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: diag(17007, ts.DiagnosticCategory.Error, "A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Con_17007", "A type assertion expression is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses."), + JSX_element_0_has_no_corresponding_closing_tag: diag(17008, ts.DiagnosticCategory.Error, "JSX_element_0_has_no_corresponding_closing_tag_17008", "JSX element '{0}' has no corresponding closing tag."), + super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class: diag(17009, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class_17009", "'super' must be called before accessing 'this' in the constructor of a derived class."), + Unknown_type_acquisition_option_0: diag(17010, ts.DiagnosticCategory.Error, "Unknown_type_acquisition_option_0_17010", "Unknown type acquisition option '{0}'."), + super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class: diag(17011, ts.DiagnosticCategory.Error, "super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class_17011", "'super' must be called before accessing a property of 'super' in the constructor of a derived class."), + _0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2: diag(17012, ts.DiagnosticCategory.Error, "_0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2_17012", "'{0}' is not a valid meta-property for keyword '{1}'. Did you mean '{2}'?"), + Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor: diag(17013, ts.DiagnosticCategory.Error, "Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constru_17013", "Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor."), + Circularity_detected_while_resolving_configuration_Colon_0: diag(18000, ts.DiagnosticCategory.Error, "Circularity_detected_while_resolving_configuration_Colon_0_18000", "Circularity detected while resolving configuration: {0}"), + A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not: diag(18001, ts.DiagnosticCategory.Error, "A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not_18001", "A path in an 'extends' option must be relative or rooted, but '{0}' is not."), + The_files_list_in_config_file_0_is_empty: diag(18002, ts.DiagnosticCategory.Error, "The_files_list_in_config_file_0_is_empty_18002", "The 'files' list in config file '{0}' is empty."), + No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2: diag(18003, ts.DiagnosticCategory.Error, "No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2_18003", "No inputs were found in config file '{0}'. Specified 'include' paths were '{1}' and 'exclude' paths were '{2}'."), + Add_missing_super_call: diag(90001, ts.DiagnosticCategory.Message, "Add_missing_super_call_90001", "Add missing 'super()' call."), + Make_super_call_the_first_statement_in_the_constructor: diag(90002, ts.DiagnosticCategory.Message, "Make_super_call_the_first_statement_in_the_constructor_90002", "Make 'super()' call the first statement in the constructor."), + Change_extends_to_implements: diag(90003, ts.DiagnosticCategory.Message, "Change_extends_to_implements_90003", "Change 'extends' to 'implements'."), + Remove_declaration_for_Colon_0: diag(90004, ts.DiagnosticCategory.Message, "Remove_declaration_for_Colon_0_90004", "Remove declaration for: '{0}'."), + Implement_interface_0: diag(90006, ts.DiagnosticCategory.Message, "Implement_interface_0_90006", "Implement interface '{0}'."), + Implement_inherited_abstract_class: diag(90007, ts.DiagnosticCategory.Message, "Implement_inherited_abstract_class_90007", "Implement inherited abstract class."), + Add_this_to_unresolved_variable: diag(90008, ts.DiagnosticCategory.Message, "Add_this_to_unresolved_variable_90008", "Add 'this.' to unresolved variable."), + Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: diag(90009, ts.DiagnosticCategory.Error, "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__90009", "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig."), + Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated: diag(90010, ts.DiagnosticCategory.Error, "Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated_90010", "Type '{0}' is not assignable to type '{1}'. Two different types with this name exist, but they are unrelated."), + Import_0_from_1: diag(90013, ts.DiagnosticCategory.Message, "Import_0_from_1_90013", "Import '{0}' from \"{1}\"."), + Change_0_to_1: diag(90014, ts.DiagnosticCategory.Message, "Change_0_to_1_90014", "Change '{0}' to '{1}'."), + Add_0_to_existing_import_declaration_from_1: diag(90015, ts.DiagnosticCategory.Message, "Add_0_to_existing_import_declaration_from_1_90015", "Add '{0}' to existing import declaration from \"{1}\"."), + Declare_property_0: diag(90016, ts.DiagnosticCategory.Message, "Declare_property_0_90016", "Declare property '{0}'."), + Add_index_signature_for_property_0: diag(90017, ts.DiagnosticCategory.Message, "Add_index_signature_for_property_0_90017", "Add index signature for property '{0}'."), + Disable_checking_for_this_file: diag(90018, ts.DiagnosticCategory.Message, "Disable_checking_for_this_file_90018", "Disable checking for this file."), + Ignore_this_error_message: diag(90019, ts.DiagnosticCategory.Message, "Ignore_this_error_message_90019", "Ignore this error message."), + Initialize_property_0_in_the_constructor: diag(90020, ts.DiagnosticCategory.Message, "Initialize_property_0_in_the_constructor_90020", "Initialize property '{0}' in the constructor."), + Initialize_static_property_0: diag(90021, ts.DiagnosticCategory.Message, "Initialize_static_property_0_90021", "Initialize static property '{0}'."), + Change_spelling_to_0: diag(90022, ts.DiagnosticCategory.Message, "Change_spelling_to_0_90022", "Change spelling to '{0}'."), + Declare_method_0: diag(90023, ts.DiagnosticCategory.Message, "Declare_method_0_90023", "Declare method '{0}'."), + Declare_static_method_0: diag(90024, ts.DiagnosticCategory.Message, "Declare_static_method_0_90024", "Declare static method '{0}'."), + Prefix_0_with_an_underscore: diag(90025, ts.DiagnosticCategory.Message, "Prefix_0_with_an_underscore_90025", "Prefix '{0}' with an underscore."), + Rewrite_as_the_indexed_access_type_0: diag(90026, ts.DiagnosticCategory.Message, "Rewrite_as_the_indexed_access_type_0_90026", "Rewrite as the indexed access type '{0}'."), + Declare_static_property_0: diag(90027, ts.DiagnosticCategory.Message, "Declare_static_property_0_90027", "Declare static property '{0}'."), + Call_decorator_expression: diag(90028, ts.DiagnosticCategory.Message, "Call_decorator_expression_90028", "Call decorator expression."), + Convert_function_to_an_ES2015_class: diag(95001, ts.DiagnosticCategory.Message, "Convert_function_to_an_ES2015_class_95001", "Convert function to an ES2015 class"), + Convert_function_0_to_class: diag(95002, ts.DiagnosticCategory.Message, "Convert_function_0_to_class_95002", "Convert function '{0}' to class"), + Extract_symbol: diag(95003, ts.DiagnosticCategory.Message, "Extract_symbol_95003", "Extract symbol"), + Extract_to_0_in_1: diag(95004, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_95004", "Extract to {0} in {1}"), + Extract_function: diag(95005, ts.DiagnosticCategory.Message, "Extract_function_95005", "Extract function"), + Extract_constant: diag(95006, ts.DiagnosticCategory.Message, "Extract_constant_95006", "Extract constant"), + Extract_to_0_in_enclosing_scope: diag(95007, ts.DiagnosticCategory.Message, "Extract_to_0_in_enclosing_scope_95007", "Extract to {0} in enclosing scope"), + Extract_to_0_in_1_scope: diag(95008, ts.DiagnosticCategory.Message, "Extract_to_0_in_1_scope_95008", "Extract to {0} in {1} scope"), + Annotate_with_type_from_JSDoc: diag(95009, ts.DiagnosticCategory.Message, "Annotate_with_type_from_JSDoc_95009", "Annotate with type from JSDoc"), + Annotate_with_types_from_JSDoc: diag(95010, ts.DiagnosticCategory.Message, "Annotate_with_types_from_JSDoc_95010", "Annotate with types from JSDoc"), + Infer_type_of_0_from_usage: diag(95011, ts.DiagnosticCategory.Message, "Infer_type_of_0_from_usage_95011", "Infer type of '{0}' from usage."), + Infer_parameter_types_from_usage: diag(95012, ts.DiagnosticCategory.Message, "Infer_parameter_types_from_usage_95012", "Infer parameter types from usage."), }; })(ts || (ts = {})); /// @@ -4661,134 +5428,135 @@ var ts; (function (ts) { /* @internal */ function tokenIsIdentifierOrKeyword(token) { - return token >= 70 /* Identifier */; + return token >= 71 /* Identifier */; } ts.tokenIsIdentifierOrKeyword = tokenIsIdentifierOrKeyword; - var textToToken = ts.createMap({ - "abstract": 116 /* AbstractKeyword */, - "any": 118 /* AnyKeyword */, - "as": 117 /* AsKeyword */, - "boolean": 121 /* BooleanKeyword */, - "break": 71 /* BreakKeyword */, - "case": 72 /* CaseKeyword */, - "catch": 73 /* CatchKeyword */, - "class": 74 /* ClassKeyword */, - "continue": 76 /* ContinueKeyword */, - "const": 75 /* ConstKeyword */, - "constructor": 122 /* ConstructorKeyword */, - "debugger": 77 /* DebuggerKeyword */, - "declare": 123 /* DeclareKeyword */, - "default": 78 /* DefaultKeyword */, - "delete": 79 /* DeleteKeyword */, - "do": 80 /* DoKeyword */, - "else": 81 /* ElseKeyword */, - "enum": 82 /* EnumKeyword */, - "export": 83 /* ExportKeyword */, - "extends": 84 /* ExtendsKeyword */, - "false": 85 /* FalseKeyword */, - "finally": 86 /* FinallyKeyword */, - "for": 87 /* ForKeyword */, - "from": 138 /* FromKeyword */, - "function": 88 /* FunctionKeyword */, - "get": 124 /* GetKeyword */, - "if": 89 /* IfKeyword */, - "implements": 107 /* ImplementsKeyword */, - "import": 90 /* ImportKeyword */, - "in": 91 /* InKeyword */, - "instanceof": 92 /* InstanceOfKeyword */, - "interface": 108 /* InterfaceKeyword */, - "is": 125 /* IsKeyword */, - "keyof": 126 /* KeyOfKeyword */, - "let": 109 /* LetKeyword */, - "module": 127 /* ModuleKeyword */, - "namespace": 128 /* NamespaceKeyword */, - "never": 129 /* NeverKeyword */, - "new": 93 /* NewKeyword */, - "null": 94 /* NullKeyword */, - "number": 132 /* NumberKeyword */, - "package": 110 /* PackageKeyword */, - "private": 111 /* PrivateKeyword */, - "protected": 112 /* ProtectedKeyword */, - "public": 113 /* PublicKeyword */, - "readonly": 130 /* ReadonlyKeyword */, - "require": 131 /* RequireKeyword */, - "global": 139 /* GlobalKeyword */, - "return": 95 /* ReturnKeyword */, - "set": 133 /* SetKeyword */, - "static": 114 /* StaticKeyword */, - "string": 134 /* StringKeyword */, - "super": 96 /* SuperKeyword */, - "switch": 97 /* SwitchKeyword */, - "symbol": 135 /* SymbolKeyword */, - "this": 98 /* ThisKeyword */, - "throw": 99 /* ThrowKeyword */, - "true": 100 /* TrueKeyword */, - "try": 101 /* TryKeyword */, - "type": 136 /* TypeKeyword */, - "typeof": 102 /* TypeOfKeyword */, - "undefined": 137 /* UndefinedKeyword */, - "var": 103 /* VarKeyword */, - "void": 104 /* VoidKeyword */, - "while": 105 /* WhileKeyword */, - "with": 106 /* WithKeyword */, - "yield": 115 /* YieldKeyword */, - "async": 119 /* AsyncKeyword */, - "await": 120 /* AwaitKeyword */, - "of": 140 /* OfKeyword */, - "{": 16 /* OpenBraceToken */, - "}": 17 /* CloseBraceToken */, - "(": 18 /* OpenParenToken */, - ")": 19 /* CloseParenToken */, - "[": 20 /* OpenBracketToken */, - "]": 21 /* CloseBracketToken */, - ".": 22 /* DotToken */, - "...": 23 /* DotDotDotToken */, - ";": 24 /* SemicolonToken */, - ",": 25 /* CommaToken */, - "<": 26 /* LessThanToken */, - ">": 28 /* GreaterThanToken */, - "<=": 29 /* LessThanEqualsToken */, - ">=": 30 /* GreaterThanEqualsToken */, - "==": 31 /* EqualsEqualsToken */, - "!=": 32 /* ExclamationEqualsToken */, - "===": 33 /* EqualsEqualsEqualsToken */, - "!==": 34 /* ExclamationEqualsEqualsToken */, - "=>": 35 /* EqualsGreaterThanToken */, - "+": 36 /* PlusToken */, - "-": 37 /* MinusToken */, - "**": 39 /* AsteriskAsteriskToken */, - "*": 38 /* AsteriskToken */, - "/": 40 /* SlashToken */, - "%": 41 /* PercentToken */, - "++": 42 /* PlusPlusToken */, - "--": 43 /* MinusMinusToken */, - "<<": 44 /* LessThanLessThanToken */, - ">": 45 /* GreaterThanGreaterThanToken */, - ">>>": 46 /* GreaterThanGreaterThanGreaterThanToken */, - "&": 47 /* AmpersandToken */, - "|": 48 /* BarToken */, - "^": 49 /* CaretToken */, - "!": 50 /* ExclamationToken */, - "~": 51 /* TildeToken */, - "&&": 52 /* AmpersandAmpersandToken */, - "||": 53 /* BarBarToken */, - "?": 54 /* QuestionToken */, - ":": 55 /* ColonToken */, - "=": 57 /* EqualsToken */, - "+=": 58 /* PlusEqualsToken */, - "-=": 59 /* MinusEqualsToken */, - "*=": 60 /* AsteriskEqualsToken */, - "**=": 61 /* AsteriskAsteriskEqualsToken */, - "/=": 62 /* SlashEqualsToken */, - "%=": 63 /* PercentEqualsToken */, - "<<=": 64 /* LessThanLessThanEqualsToken */, - ">>=": 65 /* GreaterThanGreaterThanEqualsToken */, - ">>>=": 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */, - "&=": 67 /* AmpersandEqualsToken */, - "|=": 68 /* BarEqualsToken */, - "^=": 69 /* CaretEqualsToken */, - "@": 56 /* AtToken */, + var textToToken = ts.createMapFromTemplate({ + "abstract": 117 /* AbstractKeyword */, + "any": 119 /* AnyKeyword */, + "as": 118 /* AsKeyword */, + "boolean": 122 /* BooleanKeyword */, + "break": 72 /* BreakKeyword */, + "case": 73 /* CaseKeyword */, + "catch": 74 /* CatchKeyword */, + "class": 75 /* ClassKeyword */, + "continue": 77 /* ContinueKeyword */, + "const": 76 /* ConstKeyword */, + "constructor": 123 /* ConstructorKeyword */, + "debugger": 78 /* DebuggerKeyword */, + "declare": 124 /* DeclareKeyword */, + "default": 79 /* DefaultKeyword */, + "delete": 80 /* DeleteKeyword */, + "do": 81 /* DoKeyword */, + "else": 82 /* ElseKeyword */, + "enum": 83 /* EnumKeyword */, + "export": 84 /* ExportKeyword */, + "extends": 85 /* ExtendsKeyword */, + "false": 86 /* FalseKeyword */, + "finally": 87 /* FinallyKeyword */, + "for": 88 /* ForKeyword */, + "from": 140 /* FromKeyword */, + "function": 89 /* FunctionKeyword */, + "get": 125 /* GetKeyword */, + "if": 90 /* IfKeyword */, + "implements": 108 /* ImplementsKeyword */, + "import": 91 /* ImportKeyword */, + "in": 92 /* InKeyword */, + "instanceof": 93 /* InstanceOfKeyword */, + "interface": 109 /* InterfaceKeyword */, + "is": 126 /* IsKeyword */, + "keyof": 127 /* KeyOfKeyword */, + "let": 110 /* LetKeyword */, + "module": 128 /* ModuleKeyword */, + "namespace": 129 /* NamespaceKeyword */, + "never": 130 /* NeverKeyword */, + "new": 94 /* NewKeyword */, + "null": 95 /* NullKeyword */, + "number": 133 /* NumberKeyword */, + "object": 134 /* ObjectKeyword */, + "package": 111 /* PackageKeyword */, + "private": 112 /* PrivateKeyword */, + "protected": 113 /* ProtectedKeyword */, + "public": 114 /* PublicKeyword */, + "readonly": 131 /* ReadonlyKeyword */, + "require": 132 /* RequireKeyword */, + "global": 141 /* GlobalKeyword */, + "return": 96 /* ReturnKeyword */, + "set": 135 /* SetKeyword */, + "static": 115 /* StaticKeyword */, + "string": 136 /* StringKeyword */, + "super": 97 /* SuperKeyword */, + "switch": 98 /* SwitchKeyword */, + "symbol": 137 /* SymbolKeyword */, + "this": 99 /* ThisKeyword */, + "throw": 100 /* ThrowKeyword */, + "true": 101 /* TrueKeyword */, + "try": 102 /* TryKeyword */, + "type": 138 /* TypeKeyword */, + "typeof": 103 /* TypeOfKeyword */, + "undefined": 139 /* UndefinedKeyword */, + "var": 104 /* VarKeyword */, + "void": 105 /* VoidKeyword */, + "while": 106 /* WhileKeyword */, + "with": 107 /* WithKeyword */, + "yield": 116 /* YieldKeyword */, + "async": 120 /* AsyncKeyword */, + "await": 121 /* AwaitKeyword */, + "of": 142 /* OfKeyword */, + "{": 17 /* OpenBraceToken */, + "}": 18 /* CloseBraceToken */, + "(": 19 /* OpenParenToken */, + ")": 20 /* CloseParenToken */, + "[": 21 /* OpenBracketToken */, + "]": 22 /* CloseBracketToken */, + ".": 23 /* DotToken */, + "...": 24 /* DotDotDotToken */, + ";": 25 /* SemicolonToken */, + ",": 26 /* CommaToken */, + "<": 27 /* LessThanToken */, + ">": 29 /* GreaterThanToken */, + "<=": 30 /* LessThanEqualsToken */, + ">=": 31 /* GreaterThanEqualsToken */, + "==": 32 /* EqualsEqualsToken */, + "!=": 33 /* ExclamationEqualsToken */, + "===": 34 /* EqualsEqualsEqualsToken */, + "!==": 35 /* ExclamationEqualsEqualsToken */, + "=>": 36 /* EqualsGreaterThanToken */, + "+": 37 /* PlusToken */, + "-": 38 /* MinusToken */, + "**": 40 /* AsteriskAsteriskToken */, + "*": 39 /* AsteriskToken */, + "/": 41 /* SlashToken */, + "%": 42 /* PercentToken */, + "++": 43 /* PlusPlusToken */, + "--": 44 /* MinusMinusToken */, + "<<": 45 /* LessThanLessThanToken */, + ">": 46 /* GreaterThanGreaterThanToken */, + ">>>": 47 /* GreaterThanGreaterThanGreaterThanToken */, + "&": 48 /* AmpersandToken */, + "|": 49 /* BarToken */, + "^": 50 /* CaretToken */, + "!": 51 /* ExclamationToken */, + "~": 52 /* TildeToken */, + "&&": 53 /* AmpersandAmpersandToken */, + "||": 54 /* BarBarToken */, + "?": 55 /* QuestionToken */, + ":": 56 /* ColonToken */, + "=": 58 /* EqualsToken */, + "+=": 59 /* PlusEqualsToken */, + "-=": 60 /* MinusEqualsToken */, + "*=": 61 /* AsteriskEqualsToken */, + "**=": 62 /* AsteriskAsteriskEqualsToken */, + "/=": 63 /* SlashEqualsToken */, + "%=": 64 /* PercentEqualsToken */, + "<<=": 65 /* LessThanLessThanEqualsToken */, + ">>=": 66 /* GreaterThanGreaterThanEqualsToken */, + ">>>=": 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */, + "&=": 68 /* AmpersandEqualsToken */, + "|=": 69 /* BarEqualsToken */, + "^=": 70 /* CaretEqualsToken */, + "@": 57 /* AtToken */, }); /* As per ECMAScript Language Specification 3th Edition, Section 7.6: Identifiers @@ -4874,9 +5642,9 @@ var ts; } function makeReverseMap(source) { var result = []; - for (var name_4 in source) { - result[source[name_4]] = name_4; - } + source.forEach(function (value, name) { + result[value] = name; + }); return result; } var tokenStrings = makeReverseMap(textToToken); @@ -4886,7 +5654,7 @@ var ts; ts.tokenToString = tokenToString; /* @internal */ function stringToToken(s) { - return textToToken[s]; + return textToToken.get(s); } ts.stringToToken = stringToToken; /* @internal */ @@ -4902,6 +5670,7 @@ var ts; if (text.charCodeAt(pos) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: result.push(lineStart); lineStart = pos; @@ -4919,13 +5688,20 @@ var ts; } ts.computeLineStarts = computeLineStarts; function getPositionOfLineAndCharacter(sourceFile, line, character) { - return computePositionOfLineAndCharacter(getLineStarts(sourceFile), line, character); + return computePositionOfLineAndCharacter(getLineStarts(sourceFile), line, character, sourceFile.text); } ts.getPositionOfLineAndCharacter = getPositionOfLineAndCharacter; /* @internal */ - function computePositionOfLineAndCharacter(lineStarts, line, character) { + function computePositionOfLineAndCharacter(lineStarts, line, character, debugText) { ts.Debug.assert(line >= 0 && line < lineStarts.length); - return lineStarts[line] + character; + var res = lineStarts[line] + character; + if (line < lineStarts.length - 1) { + ts.Debug.assert(res < lineStarts[line + 1]); + } + else if (debugText !== undefined) { + ts.Debug.assert(res <= debugText.length); // Allow single character overflow for trailing newline + } + return res; } ts.computePositionOfLineAndCharacter = computePositionOfLineAndCharacter; /* @internal */ @@ -4960,11 +5736,10 @@ var ts; return computeLineAndCharacterOfPosition(getLineStarts(sourceFile), position); } ts.getLineAndCharacterOfPosition = getLineAndCharacterOfPosition; - var hasOwnProperty = Object.prototype.hasOwnProperty; - function isWhiteSpace(ch) { + function isWhiteSpaceLike(ch) { return isWhiteSpaceSingleLine(ch) || isLineBreak(ch); } - ts.isWhiteSpace = isWhiteSpace; + ts.isWhiteSpaceLike = isWhiteSpaceLike; /** Does not include line breaks. For that, see isWhiteSpaceLike. */ function isWhiteSpaceSingleLine(ch) { // Note: nextLine is in the Zs space, and should be considered to be a whitespace. @@ -5021,6 +5796,7 @@ var ts; case 47 /* slash */: // starts of normal trivia case 60 /* lessThan */: + case 124 /* bar */: case 61 /* equals */: case 62 /* greaterThan */: // Starts of conflict marker trivia @@ -5047,6 +5823,7 @@ var ts; if (text.charCodeAt(pos + 1) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: pos++; if (stopAfterLineBreak) { @@ -5086,6 +5863,7 @@ var ts; } break; case 60 /* lessThan */: + case 124 /* bar */: case 61 /* equals */: case 62 /* greaterThan */: if (isConflictMarkerTrivia(text, pos)) { @@ -5100,7 +5878,7 @@ var ts; } break; default: - if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpace(ch))) { + if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpaceLike(ch))) { pos++; continue; } @@ -5119,7 +5897,7 @@ var ts; if (pos === 0 || isLineBreak(text.charCodeAt(pos - 1))) { var ch = text.charCodeAt(pos); if ((pos + mergeConflictMarkerLength) < text.length) { - for (var i = 0, n = mergeConflictMarkerLength; i < n; i++) { + for (var i = 0; i < mergeConflictMarkerLength; i++) { if (text.charCodeAt(pos + i) !== ch) { return false; } @@ -5142,12 +5920,12 @@ var ts; } } else { - ts.Debug.assert(ch === 61 /* equals */); - // Consume everything from the start of the mid-conflict marker to the start of the next - // end-conflict marker. + ts.Debug.assert(ch === 124 /* bar */ || ch === 61 /* equals */); + // Consume everything from the start of a ||||||| or ======= marker to the start + // of the next ======= or >>>>>>> marker. while (pos < len) { - var ch_1 = text.charCodeAt(pos); - if (ch_1 === 62 /* greaterThan */ && isConflictMarkerTrivia(text, pos)) { + var currentChar = text.charCodeAt(pos); + if ((currentChar === 61 /* equals */ || currentChar === 62 /* greaterThan */) && currentChar !== ch && isConflictMarkerTrivia(text, pos)) { break; } pos++; @@ -5201,6 +5979,7 @@ var ts; if (text.charCodeAt(pos + 1) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: pos++; if (trailing) { @@ -5261,7 +6040,7 @@ var ts; } break scan; default: - if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpace(ch))) { + if (ch > 127 /* maxAsciiCharacter */ && (isWhiteSpaceLike(ch))) { if (hasPendingCommentRange && isLineBreak(ch)) { pendingHasTrailingNewLine = true; } @@ -5296,22 +6075,23 @@ var ts; if (!comments) { comments = []; } - comments.push({ pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine, kind: kind }); + comments.push({ kind: kind, pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine }); return comments; } function getLeadingCommentRanges(text, pos) { - return reduceEachLeadingCommentRange(text, pos, appendCommentRange, undefined, undefined); + return reduceEachLeadingCommentRange(text, pos, appendCommentRange, /*state*/ undefined, /*initial*/ undefined); } ts.getLeadingCommentRanges = getLeadingCommentRanges; function getTrailingCommentRanges(text, pos) { - return reduceEachTrailingCommentRange(text, pos, appendCommentRange, undefined, undefined); + return reduceEachTrailingCommentRange(text, pos, appendCommentRange, /*state*/ undefined, /*initial*/ undefined); } ts.getTrailingCommentRanges = getTrailingCommentRanges; /** Optionally, get the shebang */ function getShebang(text) { - return shebangTriviaRegex.test(text) - ? shebangTriviaRegex.exec(text)[0] - : undefined; + var match = shebangTriviaRegex.exec(text); + if (match) { + return match[0]; + } } ts.getShebang = getShebang; function isIdentifierStart(ch, languageVersion) { @@ -5331,7 +6111,7 @@ var ts; if (!isIdentifierStart(name.charCodeAt(0), languageVersion)) { return false; } - for (var i = 1, n = name.length; i < n; i++) { + for (var i = 1; i < name.length; i++) { if (!isIdentifierPart(name.charCodeAt(i), languageVersion)) { return false; } @@ -5355,6 +6135,7 @@ var ts; var precedingLineBreak; var hasExtendedUnicodeEscape; var tokenIsUnterminated; + var numericLiteralFlags; setText(text, start, length); return { getStartPos: function () { return startPos; }, @@ -5365,9 +6146,10 @@ var ts; getTokenValue: function () { return tokenValue; }, hasExtendedUnicodeEscape: function () { return hasExtendedUnicodeEscape; }, hasPrecedingLineBreak: function () { return precedingLineBreak; }, - isIdentifier: function () { return token === 70 /* Identifier */ || token > 106 /* LastReservedWord */; }, - isReservedWord: function () { return token >= 71 /* FirstReservedWord */ && token <= 106 /* LastReservedWord */; }, + isIdentifier: function () { return token === 71 /* Identifier */ || token > 107 /* LastReservedWord */; }, + isReservedWord: function () { return token >= 72 /* FirstReservedWord */ && token <= 107 /* LastReservedWord */; }, isUnterminated: function () { return tokenIsUnterminated; }, + getNumericLiteralFlags: function () { return numericLiteralFlags; }, reScanGreaterToken: reScanGreaterToken, reScanSlashToken: reScanSlashToken, reScanTemplateToken: reScanTemplateToken, @@ -5404,6 +6186,7 @@ var ts; var end = pos; if (text.charCodeAt(pos) === 69 /* E */ || text.charCodeAt(pos) === 101 /* e */) { pos++; + numericLiteralFlags = 2 /* Scientific */; if (text.charCodeAt(pos) === 43 /* plus */ || text.charCodeAt(pos) === 45 /* minus */) pos++; if (isDigit(text.charCodeAt(pos))) { @@ -5514,7 +6297,7 @@ var ts; contents += text.substring(start, pos); tokenIsUnterminated = true; error(ts.Diagnostics.Unterminated_template_literal); - resultingToken = startedWithBacktick ? 12 /* NoSubstitutionTemplateLiteral */ : 15 /* TemplateTail */; + resultingToken = startedWithBacktick ? 13 /* NoSubstitutionTemplateLiteral */ : 16 /* TemplateTail */; break; } var currChar = text.charCodeAt(pos); @@ -5522,14 +6305,14 @@ var ts; if (currChar === 96 /* backtick */) { contents += text.substring(start, pos); pos++; - resultingToken = startedWithBacktick ? 12 /* NoSubstitutionTemplateLiteral */ : 15 /* TemplateTail */; + resultingToken = startedWithBacktick ? 13 /* NoSubstitutionTemplateLiteral */ : 16 /* TemplateTail */; break; } // '${' if (currChar === 36 /* $ */ && pos + 1 < end && text.charCodeAt(pos + 1) === 123 /* openBrace */) { contents += text.substring(start, pos); pos += 2; - resultingToken = startedWithBacktick ? 13 /* TemplateHead */ : 14 /* TemplateMiddle */; + resultingToken = startedWithBacktick ? 14 /* TemplateHead */ : 15 /* TemplateMiddle */; break; } // Escape character @@ -5602,7 +6385,7 @@ var ts; if (pos < end && text.charCodeAt(pos) === 10 /* lineFeed */) { pos++; } - // fall through + // falls through case 10 /* lineFeed */: case 8232 /* lineSeparator */: case 8233 /* paragraphSeparator */: @@ -5703,11 +6486,14 @@ var ts; var len = tokenValue.length; if (len >= 2 && len <= 11) { var ch = tokenValue.charCodeAt(0); - if (ch >= 97 /* a */ && ch <= 122 /* z */ && hasOwnProperty.call(textToToken, tokenValue)) { - return token = textToToken[tokenValue]; + if (ch >= 97 /* a */ && ch <= 122 /* z */) { + token = textToToken.get(tokenValue); + if (token !== undefined) { + return token; + } } } - return token = 70 /* Identifier */; + return token = 71 /* Identifier */; } function scanBinaryOrOctalDigits(base) { ts.Debug.assert(base === 2 || base === 8, "Expected either base 2 or base 8"); @@ -5736,6 +6522,7 @@ var ts; hasExtendedUnicodeEscape = false; precedingLineBreak = false; tokenIsUnterminated = false; + numericLiteralFlags = 0; while (true) { tokenPos = pos; if (pos >= end) { @@ -5787,12 +6574,12 @@ var ts; case 33 /* exclamation */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 34 /* ExclamationEqualsEqualsToken */; + return pos += 3, token = 35 /* ExclamationEqualsEqualsToken */; } - return pos += 2, token = 32 /* ExclamationEqualsToken */; + return pos += 2, token = 33 /* ExclamationEqualsToken */; } pos++; - return token = 50 /* ExclamationToken */; + return token = 51 /* ExclamationToken */; case 34 /* doubleQuote */: case 39 /* singleQuote */: tokenValue = scanString(); @@ -5801,68 +6588,68 @@ var ts; return token = scanTemplateAndSetTokenValue(); case 37 /* percent */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 63 /* PercentEqualsToken */; + return pos += 2, token = 64 /* PercentEqualsToken */; } pos++; - return token = 41 /* PercentToken */; + return token = 42 /* PercentToken */; case 38 /* ampersand */: if (text.charCodeAt(pos + 1) === 38 /* ampersand */) { - return pos += 2, token = 52 /* AmpersandAmpersandToken */; + return pos += 2, token = 53 /* AmpersandAmpersandToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 67 /* AmpersandEqualsToken */; + return pos += 2, token = 68 /* AmpersandEqualsToken */; } pos++; - return token = 47 /* AmpersandToken */; + return token = 48 /* AmpersandToken */; case 40 /* openParen */: pos++; - return token = 18 /* OpenParenToken */; + return token = 19 /* OpenParenToken */; case 41 /* closeParen */: pos++; - return token = 19 /* CloseParenToken */; + return token = 20 /* CloseParenToken */; case 42 /* asterisk */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 60 /* AsteriskEqualsToken */; + return pos += 2, token = 61 /* AsteriskEqualsToken */; } if (text.charCodeAt(pos + 1) === 42 /* asterisk */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 61 /* AsteriskAsteriskEqualsToken */; + return pos += 3, token = 62 /* AsteriskAsteriskEqualsToken */; } - return pos += 2, token = 39 /* AsteriskAsteriskToken */; + return pos += 2, token = 40 /* AsteriskAsteriskToken */; } pos++; - return token = 38 /* AsteriskToken */; + return token = 39 /* AsteriskToken */; case 43 /* plus */: if (text.charCodeAt(pos + 1) === 43 /* plus */) { - return pos += 2, token = 42 /* PlusPlusToken */; + return pos += 2, token = 43 /* PlusPlusToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 58 /* PlusEqualsToken */; + return pos += 2, token = 59 /* PlusEqualsToken */; } pos++; - return token = 36 /* PlusToken */; + return token = 37 /* PlusToken */; case 44 /* comma */: pos++; - return token = 25 /* CommaToken */; + return token = 26 /* CommaToken */; case 45 /* minus */: if (text.charCodeAt(pos + 1) === 45 /* minus */) { - return pos += 2, token = 43 /* MinusMinusToken */; + return pos += 2, token = 44 /* MinusMinusToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 59 /* MinusEqualsToken */; + return pos += 2, token = 60 /* MinusEqualsToken */; } pos++; - return token = 37 /* MinusToken */; + return token = 38 /* MinusToken */; case 46 /* dot */: if (isDigit(text.charCodeAt(pos + 1))) { tokenValue = scanNumber(); return token = 8 /* NumericLiteral */; } if (text.charCodeAt(pos + 1) === 46 /* dot */ && text.charCodeAt(pos + 2) === 46 /* dot */) { - return pos += 3, token = 23 /* DotDotDotToken */; + return pos += 3, token = 24 /* DotDotDotToken */; } pos++; - return token = 22 /* DotToken */; + return token = 23 /* DotToken */; case 47 /* slash */: // Single-line comment if (text.charCodeAt(pos + 1) === 47 /* slash */) { @@ -5885,13 +6672,13 @@ var ts; pos += 2; var commentClosed = false; while (pos < end) { - var ch_2 = text.charCodeAt(pos); - if (ch_2 === 42 /* asterisk */ && text.charCodeAt(pos + 1) === 47 /* slash */) { + var ch_1 = text.charCodeAt(pos); + if (ch_1 === 42 /* asterisk */ && text.charCodeAt(pos + 1) === 47 /* slash */) { pos += 2; commentClosed = true; break; } - if (isLineBreak(ch_2)) { + if (isLineBreak(ch_1)) { precedingLineBreak = true; } pos++; @@ -5908,10 +6695,10 @@ var ts; } } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 62 /* SlashEqualsToken */; + return pos += 2, token = 63 /* SlashEqualsToken */; } pos++; - return token = 40 /* SlashToken */; + return token = 41 /* SlashToken */; case 48 /* _0 */: if (pos + 2 < end && (text.charCodeAt(pos + 1) === 88 /* X */ || text.charCodeAt(pos + 1) === 120 /* x */)) { pos += 2; @@ -5921,6 +6708,7 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 8 /* HexSpecifier */; return token = 8 /* NumericLiteral */; } else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 66 /* B */ || text.charCodeAt(pos + 1) === 98 /* b */)) { @@ -5931,6 +6719,7 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 16 /* BinarySpecifier */; return token = 8 /* NumericLiteral */; } else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 79 /* O */ || text.charCodeAt(pos + 1) === 111 /* o */)) { @@ -5941,16 +6730,19 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 32 /* OctalSpecifier */; return token = 8 /* NumericLiteral */; } // Try to parse as an octal if (pos + 1 < end && isOctalDigit(text.charCodeAt(pos + 1))) { tokenValue = "" + scanOctalDigits(); + numericLiteralFlags = 4 /* Octal */; return token = 8 /* NumericLiteral */; } // This fall-through is a deviation from the EcmaScript grammar. The grammar says that a leading zero // can only be followed by an octal digit, a dot, or the end of the number literal. However, we are being // permissive and allowing decimal digits of the form 08* and 09* (which many browsers also do). + // falls through case 49 /* _1 */: case 50 /* _2 */: case 51 /* _3 */: @@ -5964,10 +6756,10 @@ var ts; return token = 8 /* NumericLiteral */; case 58 /* colon */: pos++; - return token = 55 /* ColonToken */; + return token = 56 /* ColonToken */; case 59 /* semicolon */: pos++; - return token = 24 /* SemicolonToken */; + return token = 25 /* SemicolonToken */; case 60 /* lessThan */: if (isConflictMarkerTrivia(text, pos)) { pos = scanConflictMarkerTrivia(text, pos, error); @@ -5980,20 +6772,20 @@ var ts; } if (text.charCodeAt(pos + 1) === 60 /* lessThan */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 64 /* LessThanLessThanEqualsToken */; + return pos += 3, token = 65 /* LessThanLessThanEqualsToken */; } - return pos += 2, token = 44 /* LessThanLessThanToken */; + return pos += 2, token = 45 /* LessThanLessThanToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 29 /* LessThanEqualsToken */; + return pos += 2, token = 30 /* LessThanEqualsToken */; } if (languageVariant === 1 /* JSX */ && text.charCodeAt(pos + 1) === 47 /* slash */ && text.charCodeAt(pos + 2) !== 42 /* asterisk */) { - return pos += 2, token = 27 /* LessThanSlashToken */; + return pos += 2, token = 28 /* LessThanSlashToken */; } pos++; - return token = 26 /* LessThanToken */; + return token = 27 /* LessThanToken */; case 61 /* equals */: if (isConflictMarkerTrivia(text, pos)) { pos = scanConflictMarkerTrivia(text, pos, error); @@ -6006,15 +6798,15 @@ var ts; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 33 /* EqualsEqualsEqualsToken */; + return pos += 3, token = 34 /* EqualsEqualsEqualsToken */; } - return pos += 2, token = 31 /* EqualsEqualsToken */; + return pos += 2, token = 32 /* EqualsEqualsToken */; } if (text.charCodeAt(pos + 1) === 62 /* greaterThan */) { - return pos += 2, token = 35 /* EqualsGreaterThanToken */; + return pos += 2, token = 36 /* EqualsGreaterThanToken */; } pos++; - return token = 57 /* EqualsToken */; + return token = 58 /* EqualsToken */; case 62 /* greaterThan */: if (isConflictMarkerTrivia(text, pos)) { pos = scanConflictMarkerTrivia(text, pos, error); @@ -6026,43 +6818,52 @@ var ts; } } pos++; - return token = 28 /* GreaterThanToken */; + return token = 29 /* GreaterThanToken */; case 63 /* question */: pos++; - return token = 54 /* QuestionToken */; + return token = 55 /* QuestionToken */; case 91 /* openBracket */: pos++; - return token = 20 /* OpenBracketToken */; + return token = 21 /* OpenBracketToken */; case 93 /* closeBracket */: pos++; - return token = 21 /* CloseBracketToken */; + return token = 22 /* CloseBracketToken */; case 94 /* caret */: if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 69 /* CaretEqualsToken */; + return pos += 2, token = 70 /* CaretEqualsToken */; } pos++; - return token = 49 /* CaretToken */; + return token = 50 /* CaretToken */; case 123 /* openBrace */: pos++; - return token = 16 /* OpenBraceToken */; + return token = 17 /* OpenBraceToken */; case 124 /* bar */: + if (isConflictMarkerTrivia(text, pos)) { + pos = scanConflictMarkerTrivia(text, pos, error); + if (skipTrivia) { + continue; + } + else { + return token = 7 /* ConflictMarkerTrivia */; + } + } if (text.charCodeAt(pos + 1) === 124 /* bar */) { - return pos += 2, token = 53 /* BarBarToken */; + return pos += 2, token = 54 /* BarBarToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 68 /* BarEqualsToken */; + return pos += 2, token = 69 /* BarEqualsToken */; } pos++; - return token = 48 /* BarToken */; + return token = 49 /* BarToken */; case 125 /* closeBrace */: pos++; - return token = 17 /* CloseBraceToken */; + return token = 18 /* CloseBraceToken */; case 126 /* tilde */: pos++; - return token = 51 /* TildeToken */; + return token = 52 /* TildeToken */; case 64 /* at */: pos++; - return token = 56 /* AtToken */; + return token = 57 /* AtToken */; case 92 /* backslash */: var cookedChar = peekUnicodeEscape(); if (cookedChar >= 0 && isIdentifierStart(cookedChar, languageVersion)) { @@ -6100,29 +6901,29 @@ var ts; } } function reScanGreaterToken() { - if (token === 28 /* GreaterThanToken */) { + if (token === 29 /* GreaterThanToken */) { if (text.charCodeAt(pos) === 62 /* greaterThan */) { if (text.charCodeAt(pos + 1) === 62 /* greaterThan */) { if (text.charCodeAt(pos + 2) === 61 /* equals */) { - return pos += 3, token = 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */; + return pos += 3, token = 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */; } - return pos += 2, token = 46 /* GreaterThanGreaterThanGreaterThanToken */; + return pos += 2, token = 47 /* GreaterThanGreaterThanGreaterThanToken */; } if (text.charCodeAt(pos + 1) === 61 /* equals */) { - return pos += 2, token = 65 /* GreaterThanGreaterThanEqualsToken */; + return pos += 2, token = 66 /* GreaterThanGreaterThanEqualsToken */; } pos++; - return token = 45 /* GreaterThanGreaterThanToken */; + return token = 46 /* GreaterThanGreaterThanToken */; } if (text.charCodeAt(pos) === 61 /* equals */) { pos++; - return token = 30 /* GreaterThanEqualsToken */; + return token = 31 /* GreaterThanEqualsToken */; } } return token; } function reScanSlashToken() { - if (token === 40 /* SlashToken */ || token === 62 /* SlashEqualsToken */) { + if (token === 41 /* SlashToken */ || token === 63 /* SlashEqualsToken */) { var p = tokenPos + 1; var inEscape = false; var inCharacterClass = false; @@ -6167,7 +6968,7 @@ var ts; } pos = p; tokenValue = text.substring(tokenPos, pos); - token = 11 /* RegularExpressionLiteral */; + token = 12 /* RegularExpressionLiteral */; } return token; } @@ -6175,7 +6976,7 @@ var ts; * Unconditionally back up and scan a template expression portion. */ function reScanTemplateToken() { - ts.Debug.assert(token === 17 /* CloseBraceToken */, "'reScanTemplateToken' should only be called on a '}'"); + ts.Debug.assert(token === 18 /* CloseBraceToken */, "'reScanTemplateToken' should only be called on a '}'"); pos = tokenPos; return token = scanTemplateAndSetTokenValue(); } @@ -6192,23 +6993,46 @@ var ts; if (char === 60 /* lessThan */) { if (text.charCodeAt(pos + 1) === 47 /* slash */) { pos += 2; - return token = 27 /* LessThanSlashToken */; + return token = 28 /* LessThanSlashToken */; } pos++; - return token = 26 /* LessThanToken */; + return token = 27 /* LessThanToken */; } if (char === 123 /* openBrace */) { pos++; - return token = 16 /* OpenBraceToken */; + return token = 17 /* OpenBraceToken */; } + // First non-whitespace character on this line. + var firstNonWhitespace = 0; + // These initial values are special because the first line is: + // firstNonWhitespace = 0 to indicate that we want leading whitspace, while (pos < end) { - pos++; char = text.charCodeAt(pos); - if ((char === 123 /* openBrace */) || (char === 60 /* lessThan */)) { + if (char === 123 /* openBrace */) { + break; + } + if (char === 60 /* lessThan */) { + if (isConflictMarkerTrivia(text, pos)) { + pos = scanConflictMarkerTrivia(text, pos, error); + return token = 7 /* ConflictMarkerTrivia */; + } break; } + // FirstNonWhitespace is 0, then we only see whitespaces so far. If we see a linebreak, we want to ignore that whitespaces. + // i.e (- : whitespace) + //
---- + //
becomes
+ // + //
----
becomes
----
+ if (isLineBreak(char) && firstNonWhitespace === 0) { + firstNonWhitespace = -1; + } + else if (!isWhiteSpaceLike(char)) { + firstNonWhitespace = pos; + } + pos++; } - return token = 10 /* JsxText */; + return firstNonWhitespace === -1 ? 11 /* JsxTextAllWhiteSpaces */ : 10 /* JsxText */; } // Scans a JSX identifier; these differ from normal identifiers in that // they allow dashes @@ -6258,42 +7082,48 @@ var ts; return token = 5 /* WhitespaceTrivia */; case 64 /* at */: pos++; - return token = 56 /* AtToken */; + return token = 57 /* AtToken */; case 10 /* lineFeed */: case 13 /* carriageReturn */: pos++; return token = 4 /* NewLineTrivia */; case 42 /* asterisk */: pos++; - return token = 38 /* AsteriskToken */; + return token = 39 /* AsteriskToken */; case 123 /* openBrace */: pos++; - return token = 16 /* OpenBraceToken */; + return token = 17 /* OpenBraceToken */; case 125 /* closeBrace */: pos++; - return token = 17 /* CloseBraceToken */; + return token = 18 /* CloseBraceToken */; case 91 /* openBracket */: pos++; - return token = 20 /* OpenBracketToken */; + return token = 21 /* OpenBracketToken */; case 93 /* closeBracket */: pos++; - return token = 21 /* CloseBracketToken */; + return token = 22 /* CloseBracketToken */; + case 60 /* lessThan */: + pos++; + return token = 27 /* LessThanToken */; + case 62 /* greaterThan */: + pos++; + return token = 29 /* GreaterThanToken */; case 61 /* equals */: pos++; - return token = 57 /* EqualsToken */; + return token = 58 /* EqualsToken */; case 44 /* comma */: pos++; - return token = 25 /* CommaToken */; + return token = 26 /* CommaToken */; case 46 /* dot */: pos++; - return token = 22 /* DotToken */; + return token = 23 /* DotToken */; } if (isIdentifierStart(ch, 5 /* Latest */)) { pos++; while (isIdentifierPart(text.charCodeAt(pos), 5 /* Latest */) && pos < end) { pos++; } - return token = 70 /* Identifier */; + return token = 71 /* Identifier */; } else { return pos += 1, token = 0 /* Unknown */; @@ -6383,6 +7213,8 @@ var ts; /* @internal */ var ts; (function (ts) { + ts.emptyArray = []; + ts.emptyMap = ts.createMap(); ts.externalHelpersModuleNameText = "tslib"; function getDeclarationOfKind(symbol, kind) { var declarations = symbol.declarations; @@ -6397,86 +7229,84 @@ var ts; return undefined; } ts.getDeclarationOfKind = getDeclarationOfKind; - // Pool writers to avoid needing to allocate them for every symbol we write. - var stringWriters = []; - function getSingleLineStringWriter() { - if (stringWriters.length === 0) { - var str_1 = ""; - var writeText = function (text) { return str_1 += text; }; - return { - string: function () { return str_1; }, - writeKeyword: writeText, - writeOperator: writeText, - writePunctuation: writeText, - writeSpace: writeText, - writeStringLiteral: writeText, - writeParameter: writeText, - writeProperty: writeText, - writeSymbol: writeText, - // Completely ignore indentation for string writers. And map newlines to - // a single space. - writeLine: function () { return str_1 += " "; }, - increaseIndent: ts.noop, - decreaseIndent: ts.noop, - clear: function () { return str_1 = ""; }, - trackSymbol: ts.noop, - reportInaccessibleThisError: ts.noop - }; - } - return stringWriters.pop(); + var stringWriter = createSingleLineStringWriter(); + function createSingleLineStringWriter() { + var str = ""; + var writeText = function (text) { return str += text; }; + return { + string: function () { return str; }, + writeKeyword: writeText, + writeOperator: writeText, + writePunctuation: writeText, + writeSpace: writeText, + writeStringLiteral: writeText, + writeParameter: writeText, + writeProperty: writeText, + writeSymbol: writeText, + // Completely ignore indentation for string writers. And map newlines to + // a single space. + writeLine: function () { return str += " "; }, + increaseIndent: ts.noop, + decreaseIndent: ts.noop, + clear: function () { return str = ""; }, + trackSymbol: ts.noop, + reportInaccessibleThisError: ts.noop, + reportPrivateInBaseOfClassExpression: ts.noop, + }; } - ts.getSingleLineStringWriter = getSingleLineStringWriter; - function releaseStringWriter(writer) { - writer.clear(); - stringWriters.push(writer); + function usingSingleLineStringWriter(action) { + var oldString = stringWriter.string(); + try { + action(stringWriter); + return stringWriter.string(); + } + finally { + stringWriter.clear(); + stringWriter.writeKeyword(oldString); + } } - ts.releaseStringWriter = releaseStringWriter; + ts.usingSingleLineStringWriter = usingSingleLineStringWriter; function getFullWidth(node) { return node.end - node.pos; } ts.getFullWidth = getFullWidth; - function hasResolvedModule(sourceFile, moduleNameText) { - return !!(sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules[moduleNameText]); - } - ts.hasResolvedModule = hasResolvedModule; function getResolvedModule(sourceFile, moduleNameText) { - return hasResolvedModule(sourceFile, moduleNameText) ? sourceFile.resolvedModules[moduleNameText] : undefined; + return sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules.get(moduleNameText); } ts.getResolvedModule = getResolvedModule; function setResolvedModule(sourceFile, moduleNameText, resolvedModule) { if (!sourceFile.resolvedModules) { sourceFile.resolvedModules = ts.createMap(); } - sourceFile.resolvedModules[moduleNameText] = resolvedModule; + sourceFile.resolvedModules.set(moduleNameText, resolvedModule); } ts.setResolvedModule = setResolvedModule; function setResolvedTypeReferenceDirective(sourceFile, typeReferenceDirectiveName, resolvedTypeReferenceDirective) { if (!sourceFile.resolvedTypeReferenceDirectiveNames) { sourceFile.resolvedTypeReferenceDirectiveNames = ts.createMap(); } - sourceFile.resolvedTypeReferenceDirectiveNames[typeReferenceDirectiveName] = resolvedTypeReferenceDirective; + sourceFile.resolvedTypeReferenceDirectiveNames.set(typeReferenceDirectiveName, resolvedTypeReferenceDirective); } ts.setResolvedTypeReferenceDirective = setResolvedTypeReferenceDirective; - /* @internal */ function moduleResolutionIsEqualTo(oldResolution, newResolution) { return oldResolution.isExternalLibraryImport === newResolution.isExternalLibraryImport && oldResolution.extension === newResolution.extension && - oldResolution.resolvedFileName === newResolution.resolvedFileName; + oldResolution.resolvedFileName === newResolution.resolvedFileName && + packageIdIsEqual(oldResolution.packageId, newResolution.packageId); } ts.moduleResolutionIsEqualTo = moduleResolutionIsEqualTo; - /* @internal */ + function packageIdIsEqual(a, b) { + return a === b || a && b && a.name === b.name && a.subModuleName === b.subModuleName && a.version === b.version; + } function typeDirectiveIsEqualTo(oldResolution, newResolution) { return oldResolution.resolvedFileName === newResolution.resolvedFileName && oldResolution.primary === newResolution.primary; } ts.typeDirectiveIsEqualTo = typeDirectiveIsEqualTo; - /* @internal */ function hasChangesInResolutions(names, newResolutions, oldResolutions, comparer) { - if (names.length !== newResolutions.length) { - return false; - } + ts.Debug.assert(names.length === newResolutions.length); for (var i = 0; i < names.length; i++) { var newResolution = newResolutions[i]; - var oldResolution = oldResolutions && oldResolutions[names[i]]; + var oldResolution = oldResolutions && oldResolutions.get(names[i]); var changed = oldResolution ? !newResolution || !comparer(oldResolution, newResolution) : newResolution; @@ -6511,7 +7341,7 @@ var ts; } } function getSourceFileOfNode(node) { - while (node && node.kind !== 261 /* SourceFile */) { + while (node && node.kind !== 265 /* SourceFile */) { node = node.parent; } return node; @@ -6519,11 +7349,11 @@ var ts; ts.getSourceFileOfNode = getSourceFileOfNode; function isStatementWithLocals(node) { switch (node.kind) { - case 204 /* Block */: - case 232 /* CaseBlock */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 207 /* Block */: + case 235 /* CaseBlock */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: return true; } return false; @@ -6541,14 +7371,6 @@ var ts; return file.fileName + "(" + (loc.line + 1) + "," + (loc.character + 1) + ")"; } ts.nodePosToString = nodePosToString; - function getStartPosOfNode(node) { - return node.pos; - } - ts.getStartPosOfNode = getStartPosOfNode; - function isDefined(value) { - return value !== undefined; - } - ts.isDefined = isDefined; function getEndLinePosition(line, sourceFile) { ts.Debug.assert(line >= 0); var lineStarts = ts.getLineStarts(sourceFile); @@ -6598,36 +7420,54 @@ var ts; return !nodeIsMissing(node); } ts.nodeIsPresent = nodeIsPresent; + /** + * Determine if the given comment is a triple-slash + * + * @return true if the comment is a triple-slash comment else false + */ + function isRecognizedTripleSlashComment(text, commentPos, commentEnd) { + // Verify this is /// comment, but do the regexp match only when we first can find /// in the comment text + // so that we don't end up computing comment string and doing match for all // comments + if (text.charCodeAt(commentPos + 1) === 47 /* slash */ && + commentPos + 2 < commentEnd && + text.charCodeAt(commentPos + 2) === 47 /* slash */) { + var textSubStr = text.substring(commentPos, commentEnd); + return textSubStr.match(ts.fullTripleSlashReferencePathRegEx) || + textSubStr.match(ts.fullTripleSlashAMDReferencePathRegEx) || + textSubStr.match(fullTripleSlashReferenceTypeReferenceDirectiveRegEx) || + textSubStr.match(defaultLibReferenceRegEx) ? + true : false; + } + return false; + } + ts.isRecognizedTripleSlashComment = isRecognizedTripleSlashComment; + function isPinnedComment(text, comment) { + return text.charCodeAt(comment.pos + 1) === 42 /* asterisk */ && + text.charCodeAt(comment.pos + 2) === 33 /* exclamation */; + } + ts.isPinnedComment = isPinnedComment; function getTokenPosOfNode(node, sourceFile, includeJsDoc) { // With nodes that have no width (i.e. 'Missing' nodes), we actually *don't* // want to skip trivia because this will launch us forward to the next token. if (nodeIsMissing(node)) { return node.pos; } - if (isJSDocNode(node)) { + if (ts.isJSDocNode(node)) { return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos, /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); } - if (includeJsDoc && node.jsDoc && node.jsDoc.length > 0) { + if (includeJsDoc && ts.hasJSDocNodes(node)) { return getTokenPosOfNode(node.jsDoc[0]); } // For a syntax list, it is possible that one of its children has JSDocComment nodes, while // the syntax list itself considers them as normal trivia. Therefore if we simply skip // trivia for the list, we may have skipped the JSDocComment as well. So we should process its // first child to determine the actual position of its first token. - if (node.kind === 292 /* SyntaxList */ && node._children.length > 0) { + if (node.kind === 286 /* SyntaxList */ && node._children.length > 0) { return getTokenPosOfNode(node._children[0], sourceFile, includeJsDoc); } return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos); } ts.getTokenPosOfNode = getTokenPosOfNode; - function isJSDocNode(node) { - return node.kind >= 262 /* FirstJSDocNode */ && node.kind <= 288 /* LastJSDocNode */; - } - ts.isJSDocNode = isJSDocNode; - function isJSDocTag(node) { - return node.kind >= 278 /* FirstJSDocTagNode */ && node.kind <= 291 /* LastJSDocTagNode */; - } - ts.isJSDocTag = isJSDocTag; function getNonDecoratorTokenPosOfNode(node, sourceFile) { if (nodeIsMissing(node) || !node.decorators) { return getTokenPosOfNode(node, sourceFile); @@ -6656,66 +7496,76 @@ var ts; return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node, includeTrivia); } ts.getTextOfNode = getTextOfNode; - function getLiteralText(node, sourceFile, languageVersion) { - // Any template literal or string literal with an extended escape - // (e.g. "\u{0067}") will need to be downleveled as a escaped string literal. - if (languageVersion < 2 /* ES2015 */ && (isTemplateLiteralKind(node.kind) || node.hasExtendedUnicodeEscape)) { - return getQuotedEscapedLiteralText('"', node.text, '"'); - } + /** + * Note: it is expected that the `nodeArray` and the `node` are within the same file. + * For example, searching for a `SourceFile` in a `SourceFile[]` wouldn't work. + */ + function indexOfNode(nodeArray, node) { + return ts.binarySearch(nodeArray, node, compareNodePos); + } + ts.indexOfNode = indexOfNode; + function compareNodePos(_a, _b) { + var aPos = _a.pos; + var bPos = _b.pos; + return aPos < bPos ? -1 /* LessThan */ : bPos < aPos ? 1 /* GreaterThan */ : 0 /* EqualTo */; + } + /** + * Gets flags that control emit behavior of a node. + */ + function getEmitFlags(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.flags; + } + ts.getEmitFlags = getEmitFlags; + function getLiteralText(node, sourceFile) { // If we don't need to downlevel and we can reach the original source text using // the node's parent reference, then simply get the text as it was originally written. if (!nodeIsSynthesized(node) && node.parent) { - var text = getSourceTextOfNodeFromSourceFile(sourceFile, node); - if (languageVersion < 2 /* ES2015 */ && isBinaryOrOctalIntegerLiteral(node, text)) { - return node.text; - } - return text; + return getSourceTextOfNodeFromSourceFile(sourceFile, node); } + var escapeText = getEmitFlags(node) & 16777216 /* NoAsciiEscaping */ ? escapeString : escapeNonAsciiString; // If we can't reach the original source text, use the canonical form if it's a number, - // or an escaped quoted form of the original text if it's string-like. + // or a (possibly escaped) quoted form of the original text if it's string-like. switch (node.kind) { case 9 /* StringLiteral */: - return getQuotedEscapedLiteralText('"', node.text, '"'); - case 12 /* NoSubstitutionTemplateLiteral */: - return getQuotedEscapedLiteralText("`", node.text, "`"); - case 13 /* TemplateHead */: - return getQuotedEscapedLiteralText("`", node.text, "${"); - case 14 /* TemplateMiddle */: - return getQuotedEscapedLiteralText("}", node.text, "${"); - case 15 /* TemplateTail */: - return getQuotedEscapedLiteralText("}", node.text, "`"); + if (node.singleQuote) { + return "'" + escapeText(node.text, 39 /* singleQuote */) + "'"; + } + else { + return '"' + escapeText(node.text, 34 /* doubleQuote */) + '"'; + } + case 13 /* NoSubstitutionTemplateLiteral */: + return "`" + escapeText(node.text, 96 /* backtick */) + "`"; + case 14 /* TemplateHead */: + return "`" + escapeText(node.text, 96 /* backtick */) + "${"; + case 15 /* TemplateMiddle */: + return "}" + escapeText(node.text, 96 /* backtick */) + "${"; + case 16 /* TemplateTail */: + return "}" + escapeText(node.text, 96 /* backtick */) + "`"; case 8 /* NumericLiteral */: + case 12 /* RegularExpressionLiteral */: return node.text; } ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for."); } ts.getLiteralText = getLiteralText; - function isBinaryOrOctalIntegerLiteral(node, text) { - if (node.kind === 8 /* NumericLiteral */ && text.length > 1) { - switch (text.charCodeAt(1)) { - case 98 /* b */: - case 66 /* B */: - case 111 /* o */: - case 79 /* O */: - return true; - } - } - return false; - } - ts.isBinaryOrOctalIntegerLiteral = isBinaryOrOctalIntegerLiteral; - function getQuotedEscapedLiteralText(leftQuote, text, rightQuote) { - return leftQuote + escapeNonAsciiCharacters(escapeString(text)) + rightQuote; + function getTextOfConstantValue(value) { + return ts.isString(value) ? '"' + escapeNonAsciiString(value) + '"' : "" + value; } + ts.getTextOfConstantValue = getTextOfConstantValue; // Add an extra underscore to identifiers that start with two underscores to avoid issues with magic names like '__proto__' + function escapeLeadingUnderscores(identifier) { + return (identifier.length >= 2 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ ? "_" + identifier : identifier); + } + ts.escapeLeadingUnderscores = escapeLeadingUnderscores; + /** + * @deprecated Use `id.escapedText` to get the escaped text of an Identifier. + * @param identifier The identifier to escape + */ function escapeIdentifier(identifier) { - return identifier.length >= 2 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ ? "_" + identifier : identifier; + return identifier; } ts.escapeIdentifier = escapeIdentifier; - // Remove extra underscore from escaped identifier - function unescapeIdentifier(identifier) { - return identifier.length >= 3 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ && identifier.charCodeAt(2) === 95 /* _ */ ? identifier.substr(1) : identifier; - } - ts.unescapeIdentifier = unescapeIdentifier; // Make an identifier from an external module name by extracting the string after the last "/" and replacing // all non-alphanumeric characters with underscores function makeIdentifierFromModuleName(moduleName) { @@ -6729,27 +7579,35 @@ var ts; ts.isBlockOrCatchScoped = isBlockOrCatchScoped; function isCatchClauseVariableDeclarationOrBindingElement(declaration) { var node = getRootDeclaration(declaration); - return node.kind === 223 /* VariableDeclaration */ && node.parent.kind === 256 /* CatchClause */; + return node.kind === 226 /* VariableDeclaration */ && node.parent.kind === 260 /* CatchClause */; } ts.isCatchClauseVariableDeclarationOrBindingElement = isCatchClauseVariableDeclarationOrBindingElement; function isAmbientModule(node) { - return node && node.kind === 230 /* ModuleDeclaration */ && + return node && node.kind === 233 /* ModuleDeclaration */ && (node.name.kind === 9 /* StringLiteral */ || isGlobalScopeAugmentation(node)); } ts.isAmbientModule = isAmbientModule; - /** Given a symbol for a module, checks that it is either an untyped import or a shorthand ambient module. */ + function isModuleWithStringLiteralName(node) { + return ts.isModuleDeclaration(node) && node.name.kind === 9 /* StringLiteral */; + } + ts.isModuleWithStringLiteralName = isModuleWithStringLiteralName; + function isNonGlobalAmbientModule(node) { + return ts.isModuleDeclaration(node) && ts.isStringLiteral(node.name); + } + ts.isNonGlobalAmbientModule = isNonGlobalAmbientModule; + /** Given a symbol for a module, checks that it is a shorthand ambient module. */ function isShorthandAmbientModuleSymbol(moduleSymbol) { return isShorthandAmbientModule(moduleSymbol.valueDeclaration); } ts.isShorthandAmbientModuleSymbol = isShorthandAmbientModuleSymbol; function isShorthandAmbientModule(node) { // The only kind of module that can be missing a body is a shorthand ambient module. - return node.kind === 230 /* ModuleDeclaration */ && (!node.body); + return node && node.kind === 233 /* ModuleDeclaration */ && (!node.body); } function isBlockScopedContainerTopLevel(node) { - return node.kind === 261 /* SourceFile */ || - node.kind === 230 /* ModuleDeclaration */ || - isFunctionLike(node); + return node.kind === 265 /* SourceFile */ || + node.kind === 233 /* ModuleDeclaration */ || + ts.isFunctionLike(node); } ts.isBlockScopedContainerTopLevel = isBlockScopedContainerTopLevel; function isGlobalScopeAugmentation(module) { @@ -6764,9 +7622,9 @@ var ts; return false; } switch (node.parent.kind) { - case 261 /* SourceFile */: + case 265 /* SourceFile */: return ts.isExternalModule(node.parent); - case 231 /* ModuleBlock */: + case 234 /* ModuleBlock */: return isAmbientModule(node.parent.parent) && !ts.isExternalModule(node.parent.parent.parent); } return false; @@ -6776,31 +7634,71 @@ var ts; return ts.isExternalModule(node) || compilerOptions.isolatedModules; } ts.isEffectiveExternalModule = isEffectiveExternalModule; + /* @internal */ function isBlockScope(node, parentNode) { switch (node.kind) { - case 261 /* SourceFile */: - case 232 /* CaseBlock */: - case 256 /* CatchClause */: - case 230 /* ModuleDeclaration */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 265 /* SourceFile */: + case 235 /* CaseBlock */: + case 260 /* CatchClause */: + case 233 /* ModuleDeclaration */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 152 /* Constructor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: return true; - case 204 /* Block */: + case 207 /* Block */: // function block is not considered block-scope container // see comment in binder.ts: bind(...), case for SyntaxKind.Block - return parentNode && !isFunctionLike(parentNode); + return parentNode && !ts.isFunctionLike(parentNode); } return false; } ts.isBlockScope = isBlockScope; + function isDeclarationWithTypeParameters(node) { + switch (node.kind) { + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 150 /* MethodSignature */: + case 157 /* IndexSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 273 /* JSDocFunctionType */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 282 /* JSDocTemplateTag */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return true; + default: + ts.assertTypeIsNever(node); + return false; + } + } + ts.isDeclarationWithTypeParameters = isDeclarationWithTypeParameters; + /* @internal */ + function isAnyImportSyntax(node) { + switch (node.kind) { + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + return true; + default: + return false; + } + } + ts.isAnyImportSyntax = isAnyImportSyntax; // Gets the nearest enclosing block scope container that has the provided node // as a descendant, that is not the provided node. function getEnclosingBlockScopeContainer(node) { @@ -6820,16 +7718,20 @@ var ts; return getFullWidth(name) === 0 ? "(Missing)" : getTextOfNode(name); } ts.declarationNameToString = declarationNameToString; + function getNameFromIndexInfo(info) { + return info.declaration ? declarationNameToString(info.declaration.parameters[0].name) : undefined; + } + ts.getNameFromIndexInfo = getNameFromIndexInfo; function getTextOfPropertyName(name) { switch (name.kind) { - case 70 /* Identifier */: - return name.text; + case 71 /* Identifier */: + return name.escapedText; case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - return name.text; - case 142 /* ComputedPropertyName */: + return escapeLeadingUnderscores(name.text); + case 144 /* ComputedPropertyName */: if (isStringOrNumericLiteral(name.expression)) { - return name.expression.text; + return escapeLeadingUnderscores(name.expression.text); } } return undefined; @@ -6837,11 +7739,11 @@ var ts; ts.getTextOfPropertyName = getTextOfPropertyName; function entityNameToString(name) { switch (name.kind) { - case 70 /* Identifier */: - return getFullWidth(name) === 0 ? unescapeIdentifier(name.text) : getTextOfNode(name); - case 141 /* QualifiedName */: + case 71 /* Identifier */: + return getFullWidth(name) === 0 ? ts.idText(name) : getTextOfNode(name); + case 143 /* QualifiedName */: return entityNameToString(name.left) + "." + entityNameToString(name.right); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: return entityNameToString(name.expression) + "." + entityNameToString(name.name); } } @@ -6878,7 +7780,7 @@ var ts; ts.getSpanOfTokenAtPosition = getSpanOfTokenAtPosition; function getErrorSpanForArrowFunction(sourceFile, node) { var pos = ts.skipTrivia(sourceFile.text, node.pos); - if (node.body && node.body.kind === 204 /* Block */) { + if (node.body && node.body.kind === 207 /* Block */) { var startLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.pos).line; var endLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.end).line; if (startLine < endLine) { @@ -6892,7 +7794,7 @@ var ts; function getErrorSpanForNode(sourceFile, node) { var errorNode = node; switch (node.kind) { - case 261 /* SourceFile */: + case 265 /* SourceFile */: var pos_1 = ts.skipTrivia(sourceFile.text, 0, /*stopAfterLineBreak*/ false); if (pos_1 === sourceFile.text.length) { // file is empty - return span for the beginning of the file @@ -6901,23 +7803,23 @@ var ts; return getSpanOfTokenAtPosition(sourceFile, pos_1); // This list is a work in progress. Add missing node kinds to improve their error // spans. - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 228 /* TypeAliasDeclaration */: + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 233 /* ModuleDeclaration */: + case 232 /* EnumDeclaration */: + case 264 /* EnumMember */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 231 /* TypeAliasDeclaration */: errorNode = node.name; break; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return getErrorSpanForArrowFunction(sourceFile, node); } if (errorNode === undefined) { @@ -6935,12 +7837,8 @@ var ts; return (file.externalModuleIndicator || file.commonJsModuleIndicator) !== undefined; } ts.isExternalOrCommonJsModule = isExternalOrCommonJsModule; - function isDeclarationFile(file) { - return file.isDeclarationFile; - } - ts.isDeclarationFile = isDeclarationFile; function isConstEnumDeclaration(node) { - return node.kind === 229 /* EnumDeclaration */ && isConst(node); + return node.kind === 232 /* EnumDeclaration */ && isConst(node); } ts.isConstEnumDeclaration = isConstEnumDeclaration; function isConst(node) { @@ -6953,29 +7851,30 @@ var ts; } ts.isLet = isLet; function isSuperCall(n) { - return n.kind === 179 /* CallExpression */ && n.expression.kind === 96 /* SuperKeyword */; + return n.kind === 181 /* CallExpression */ && n.expression.kind === 97 /* SuperKeyword */; } ts.isSuperCall = isSuperCall; + function isImportCall(n) { + return n.kind === 181 /* CallExpression */ && n.expression.kind === 91 /* ImportKeyword */; + } + ts.isImportCall = isImportCall; function isPrologueDirective(node) { - return node.kind === 207 /* ExpressionStatement */ + return node.kind === 210 /* ExpressionStatement */ && node.expression.kind === 9 /* StringLiteral */; } ts.isPrologueDirective = isPrologueDirective; function getLeadingCommentRangesOfNode(node, sourceFileOfNode) { - return ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos); + return node.kind !== 10 /* JsxText */ ? ts.getLeadingCommentRanges(sourceFileOfNode.text, node.pos) : undefined; } ts.getLeadingCommentRangesOfNode = getLeadingCommentRangesOfNode; - function getLeadingCommentRangesOfNodeFromText(node, text) { - return ts.getLeadingCommentRanges(text, node.pos); - } - ts.getLeadingCommentRangesOfNodeFromText = getLeadingCommentRangesOfNodeFromText; function getJSDocCommentRanges(node, text) { - var commentRanges = (node.kind === 144 /* Parameter */ || - node.kind === 143 /* TypeParameter */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 185 /* ArrowFunction */) ? + var commentRanges = (node.kind === 146 /* Parameter */ || + node.kind === 145 /* TypeParameter */ || + node.kind === 186 /* FunctionExpression */ || + node.kind === 187 /* ArrowFunction */ || + node.kind === 185 /* ParenthesizedExpression */) ? ts.concatenate(ts.getTrailingCommentRanges(text, node.pos), ts.getLeadingCommentRanges(text, node.pos)) : - getLeadingCommentRangesOfNodeFromText(node, text); + ts.getLeadingCommentRanges(text, node.pos); // True if the comment starts with '/**' but not if it is '/**/' return ts.filter(commentRanges, function (comment) { return text.charCodeAt(comment.pos + 1) === 42 /* asterisk */ && @@ -6985,82 +7884,84 @@ var ts; } ts.getJSDocCommentRanges = getJSDocCommentRanges; ts.fullTripleSlashReferencePathRegEx = /^(\/\/\/\s*/; - ts.fullTripleSlashReferenceTypeReferenceDirectiveRegEx = /^(\/\/\/\s*/; + var fullTripleSlashReferenceTypeReferenceDirectiveRegEx = /^(\/\/\/\s*/; ts.fullTripleSlashAMDReferencePathRegEx = /^(\/\/\/\s*/; + var defaultLibReferenceRegEx = /^(\/\/\/\s*/; function isPartOfTypeNode(node) { - if (156 /* FirstTypeNode */ <= node.kind && node.kind <= 171 /* LastTypeNode */) { + if (158 /* FirstTypeNode */ <= node.kind && node.kind <= 173 /* LastTypeNode */) { return true; } switch (node.kind) { - case 118 /* AnyKeyword */: - case 132 /* NumberKeyword */: - case 134 /* StringKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 137 /* UndefinedKeyword */: - case 129 /* NeverKeyword */: + case 119 /* AnyKeyword */: + case 133 /* NumberKeyword */: + case 136 /* StringKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 139 /* UndefinedKeyword */: + case 130 /* NeverKeyword */: return true; - case 104 /* VoidKeyword */: - return node.parent.kind !== 188 /* VoidExpression */; - case 199 /* ExpressionWithTypeArguments */: + case 105 /* VoidKeyword */: + return node.parent.kind !== 190 /* VoidExpression */; + case 201 /* ExpressionWithTypeArguments */: return !isExpressionWithTypeArgumentsInClassExtendsClause(node); // Identifiers and qualified names may be type nodes, depending on their context. Climb // above them to find the lowest container - case 70 /* Identifier */: + case 71 /* Identifier */: // If the identifier is the RHS of a qualified name, then it's a type iff its parent is. - if (node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node) { + if (node.parent.kind === 143 /* QualifiedName */ && node.parent.right === node) { node = node.parent; } - else if (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node) { + else if (node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.name === node) { node = node.parent; } // At this point, node is either a qualified name or an identifier - ts.Debug.assert(node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */ || node.kind === 177 /* PropertyAccessExpression */, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'."); - case 141 /* QualifiedName */: - case 177 /* PropertyAccessExpression */: - case 98 /* ThisKeyword */: - var parent_1 = node.parent; - if (parent_1.kind === 160 /* TypeQuery */) { + ts.Debug.assert(node.kind === 71 /* Identifier */ || node.kind === 143 /* QualifiedName */ || node.kind === 179 /* PropertyAccessExpression */, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'."); + // falls through + case 143 /* QualifiedName */: + case 179 /* PropertyAccessExpression */: + case 99 /* ThisKeyword */: + var parent = node.parent; + if (parent.kind === 162 /* TypeQuery */) { return false; } // Do not recursively call isPartOfTypeNode on the parent. In the example: // // let a: A.B.C; // - // Calling isPartOfTypeNode would consider the qualified name A.B a type node. Only C or - // A.B.C is a type node. - if (156 /* FirstTypeNode */ <= parent_1.kind && parent_1.kind <= 171 /* LastTypeNode */) { + // Calling isPartOfTypeNode would consider the qualified name A.B a type node. + // Only C and A.B.C are type nodes. + if (158 /* FirstTypeNode */ <= parent.kind && parent.kind <= 173 /* LastTypeNode */) { return true; } - switch (parent_1.kind) { - case 199 /* ExpressionWithTypeArguments */: - return !isExpressionWithTypeArgumentsInClassExtendsClause(parent_1); - case 143 /* TypeParameter */: - return node === parent_1.constraint; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 144 /* Parameter */: - case 223 /* VariableDeclaration */: - return node === parent_1.type; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return node === parent_1.type; - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - return node === parent_1.type; - case 182 /* TypeAssertionExpression */: - return node === parent_1.type; - case 179 /* CallExpression */: - case 180 /* NewExpression */: - return parent_1.typeArguments && ts.indexOf(parent_1.typeArguments, node) >= 0; - case 181 /* TaggedTemplateExpression */: + switch (parent.kind) { + case 201 /* ExpressionWithTypeArguments */: + return !isExpressionWithTypeArgumentsInClassExtendsClause(parent); + case 145 /* TypeParameter */: + return node === parent.constraint; + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 146 /* Parameter */: + case 226 /* VariableDeclaration */: + return node === parent.type; + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 152 /* Constructor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return node === parent.type; + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + return node === parent.type; + case 184 /* TypeAssertionExpression */: + return node === parent.type; + case 181 /* CallExpression */: + case 182 /* NewExpression */: + return parent.typeArguments && ts.indexOf(parent.typeArguments, node) >= 0; + case 183 /* TaggedTemplateExpression */: // TODO (drosen): TaggedTemplateExpressions may eventually support type arguments. return false; } @@ -7068,43 +7969,39 @@ var ts; return false; } ts.isPartOfTypeNode = isPartOfTypeNode; - function isChildOfLiteralType(node) { + function isChildOfNodeWithKind(node, kind) { while (node) { - if (node.kind === 171 /* LiteralType */) { + if (node.kind === kind) { return true; } node = node.parent; } return false; } - ts.isChildOfLiteralType = isChildOfLiteralType; - function isPrefixUnaryExpression(node) { - return node.kind === 190 /* PrefixUnaryExpression */; - } - ts.isPrefixUnaryExpression = isPrefixUnaryExpression; + ts.isChildOfNodeWithKind = isChildOfNodeWithKind; // Warning: This has the same semantics as the forEach family of functions, // in that traversal terminates in the event that 'visitor' supplies a truthy value. function forEachReturnStatement(body, visitor) { return traverse(body); function traverse(node) { switch (node.kind) { - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: return visitor(node); - case 232 /* CaseBlock */: - case 204 /* Block */: - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 217 /* WithStatement */: - case 218 /* SwitchStatement */: - case 253 /* CaseClause */: - case 254 /* DefaultClause */: - case 219 /* LabeledStatement */: - case 221 /* TryStatement */: - case 256 /* CatchClause */: + case 235 /* CaseBlock */: + case 207 /* Block */: + case 211 /* IfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 220 /* WithStatement */: + case 221 /* SwitchStatement */: + case 257 /* CaseClause */: + case 258 /* DefaultClause */: + case 222 /* LabeledStatement */: + case 224 /* TryStatement */: + case 260 /* CatchClause */: return ts.forEachChild(node, traverse); } } @@ -7114,29 +8011,30 @@ var ts; return traverse(body); function traverse(node) { switch (node.kind) { - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: visitor(node); var operand = node.expression; if (operand) { traverse(operand); } - case 229 /* EnumDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + return; + case 232 /* EnumDeclaration */: + case 230 /* InterfaceDeclaration */: + case 233 /* ModuleDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: // These are not allowed inside a generator now, but eventually they may be allowed // as local types. Regardless, any yield statements contained within them should be // skipped in this traversal. return; default: - if (isFunctionLike(node)) { - var name_5 = node.name; - if (name_5 && name_5.kind === 142 /* ComputedPropertyName */) { + if (ts.isFunctionLike(node)) { + var name = node.name; + if (name && name.kind === 144 /* ComputedPropertyName */) { // Note that we will not include methods/accessors of a class because they would require // first descending into the class. This is by design. - traverse(name_5.expression); + traverse(name.expression); return; } } @@ -7156,10 +8054,10 @@ var ts; * @param node The type node. */ function getRestParameterElementType(node) { - if (node && node.kind === 162 /* ArrayType */) { + if (node && node.kind === 164 /* ArrayType */) { return node.elementType; } - else if (node && node.kind === 157 /* TypeReference */) { + else if (node && node.kind === 159 /* TypeReference */) { return ts.singleOrUndefined(node.typeArguments); } else { @@ -7170,92 +8068,58 @@ var ts; function isVariableLike(node) { if (node) { switch (node.kind) { - case 174 /* BindingElement */: - case 260 /* EnumMember */: - case 144 /* Parameter */: - case 257 /* PropertyAssignment */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 258 /* ShorthandPropertyAssignment */: - case 223 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 264 /* EnumMember */: + case 146 /* Parameter */: + case 261 /* PropertyAssignment */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 262 /* ShorthandPropertyAssignment */: + case 226 /* VariableDeclaration */: return true; } } return false; } ts.isVariableLike = isVariableLike; - function isAccessor(node) { - return node && (node.kind === 151 /* GetAccessor */ || node.kind === 152 /* SetAccessor */); - } - ts.isAccessor = isAccessor; - function isClassLike(node) { - return node && (node.kind === 226 /* ClassDeclaration */ || node.kind === 197 /* ClassExpression */); - } - ts.isClassLike = isClassLike; - function isFunctionLike(node) { - return node && isFunctionLikeKind(node.kind); - } - ts.isFunctionLike = isFunctionLike; - function isFunctionLikeKind(kind) { - switch (kind) { - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - return true; - } - return false; - } - ts.isFunctionLikeKind = isFunctionLikeKind; function introducesArgumentsExoticObject(node) { switch (node.kind) { - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: return true; } return false; } ts.introducesArgumentsExoticObject = introducesArgumentsExoticObject; - function isIterationStatement(node, lookInLabeledStatements) { - switch (node.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - return true; - case 219 /* LabeledStatement */: - return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements); + function unwrapInnermostStatementOfLabel(node, beforeUnwrapLabelCallback) { + while (true) { + if (beforeUnwrapLabelCallback) { + beforeUnwrapLabelCallback(node); + } + if (node.statement.kind !== 222 /* LabeledStatement */) { + return node.statement; + } + node = node.statement; } - return false; } - ts.isIterationStatement = isIterationStatement; + ts.unwrapInnermostStatementOfLabel = unwrapInnermostStatementOfLabel; function isFunctionBlock(node) { - return node && node.kind === 204 /* Block */ && isFunctionLike(node.parent); + return node && node.kind === 207 /* Block */ && ts.isFunctionLike(node.parent); } ts.isFunctionBlock = isFunctionBlock; function isObjectLiteralMethod(node) { - return node && node.kind === 149 /* MethodDeclaration */ && node.parent.kind === 176 /* ObjectLiteralExpression */; + return node && node.kind === 151 /* MethodDeclaration */ && node.parent.kind === 178 /* ObjectLiteralExpression */; } ts.isObjectLiteralMethod = isObjectLiteralMethod; function isObjectLiteralOrClassExpressionMethod(node) { - return node.kind === 149 /* MethodDeclaration */ && - (node.parent.kind === 176 /* ObjectLiteralExpression */ || - node.parent.kind === 197 /* ClassExpression */); + return node.kind === 151 /* MethodDeclaration */ && + (node.parent.kind === 178 /* ObjectLiteralExpression */ || + node.parent.kind === 199 /* ClassExpression */); } ts.isObjectLiteralOrClassExpressionMethod = isObjectLiteralOrClassExpressionMethod; function isIdentifierTypePredicate(predicate) { @@ -7266,22 +8130,21 @@ var ts; return predicate && predicate.kind === 0 /* This */; } ts.isThisTypePredicate = isThisTypePredicate; - function getContainingFunction(node) { - while (true) { - node = node.parent; - if (!node || isFunctionLike(node)) { - return node; + function getPropertyAssignment(objectLiteral, key, key2) { + return ts.filter(objectLiteral.properties, function (property) { + if (property.kind === 261 /* PropertyAssignment */) { + var propName = getTextOfPropertyName(property.name); + return key === propName || (key2 && key2 === propName); } - } + }); + } + ts.getPropertyAssignment = getPropertyAssignment; + function getContainingFunction(node) { + return ts.findAncestor(node.parent, ts.isFunctionLike); } ts.getContainingFunction = getContainingFunction; function getContainingClass(node) { - while (true) { - node = node.parent; - if (!node || isClassLike(node)) { - return node; - } - } + return ts.findAncestor(node.parent, ts.isClassLike); } ts.getContainingClass = getContainingClass; function getThisContainer(node, includeArrowFunctions) { @@ -7291,12 +8154,12 @@ var ts; return undefined; } switch (node.kind) { - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: // If the grandparent node is an object literal (as opposed to a class), // then the computed property is not a 'this' container. // A computed property name in a class needs to be a this container // so that we can error on it. - if (isClassLike(node.parent.parent)) { + if (ts.isClassLike(node.parent.parent)) { return node; } // If this is a computed property, then the parent should not @@ -7306,52 +8169,65 @@ var ts; // the *body* of the container. node = node.parent; break; - case 145 /* Decorator */: + case 147 /* Decorator */: // Decorators are always applied outside of the body of a class or method. - if (node.parent.kind === 144 /* Parameter */ && isClassElement(node.parent.parent)) { + if (node.parent.kind === 146 /* Parameter */ && ts.isClassElement(node.parent.parent)) { // If the decorator's parent is a Parameter, we resolve the this container from // the grandparent class declaration. node = node.parent.parent; } - else if (isClassElement(node.parent)) { + else if (ts.isClassElement(node.parent)) { // If the decorator's parent is a class element, we resolve the 'this' container // from the parent class declaration. node = node.parent; } break; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: if (!includeArrowFunctions) { continue; } - // Fall through - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 230 /* ModuleDeclaration */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 229 /* EnumDeclaration */: - case 261 /* SourceFile */: + // falls through + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 233 /* ModuleDeclaration */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 232 /* EnumDeclaration */: + case 265 /* SourceFile */: return node; } } } ts.getThisContainer = getThisContainer; + function getNewTargetContainer(node) { + var container = getThisContainer(node, /*includeArrowFunctions*/ false); + if (container) { + switch (container.kind) { + case 152 /* Constructor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + return container; + } + } + return undefined; + } + ts.getNewTargetContainer = getNewTargetContainer; /** - * Given an super call/property node, returns the closest node where - * - a super call/property access is legal in the node and not legal in the parent node the node. - * i.e. super call is legal in constructor but not legal in the class body. - * - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher) - * - a super call/property is definitely illegal in the container (but might be legal in some subnode) - * i.e. super property access is illegal in function declaration but can be legal in the statement list - */ + * Given an super call/property node, returns the closest node where + * - a super call/property access is legal in the node and not legal in the parent node the node. + * i.e. super call is legal in constructor but not legal in the class body. + * - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher) + * - a super call/property is definitely illegal in the container (but might be legal in some subnode) + * i.e. super property access is illegal in function declaration but can be legal in the statement list + */ function getSuperContainer(node, stopOnFunctions) { while (true) { node = node.parent; @@ -7359,31 +8235,32 @@ var ts; return node; } switch (node.kind) { - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: node = node.parent; break; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: if (!stopOnFunctions) { continue; } - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + // falls through + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return node; - case 145 /* Decorator */: + case 147 /* Decorator */: // Decorators are always applied outside of the body of a class or method. - if (node.parent.kind === 144 /* Parameter */ && isClassElement(node.parent.parent)) { + if (node.parent.kind === 146 /* Parameter */ && ts.isClassElement(node.parent.parent)) { // If the decorator's parent is a Parameter, we resolve the this container from // the grandparent class declaration. node = node.parent.parent; } - else if (isClassElement(node.parent)) { + else if (ts.isClassElement(node.parent)) { // If the decorator's parent is a class element, we resolve the 'this' container // from the parent class declaration. node = node.parent; @@ -7394,15 +8271,15 @@ var ts; } ts.getSuperContainer = getSuperContainer; function getImmediatelyInvokedFunctionExpression(func) { - if (func.kind === 184 /* FunctionExpression */ || func.kind === 185 /* ArrowFunction */) { + if (func.kind === 186 /* FunctionExpression */ || func.kind === 187 /* ArrowFunction */) { var prev = func; - var parent_2 = func.parent; - while (parent_2.kind === 183 /* ParenthesizedExpression */) { - prev = parent_2; - parent_2 = parent_2.parent; + var parent = func.parent; + while (parent.kind === 185 /* ParenthesizedExpression */) { + prev = parent; + parent = parent.parent; } - if (parent_2.kind === 179 /* CallExpression */ && parent_2.expression === prev) { - return parent_2; + if (parent.kind === 181 /* CallExpression */ && parent.expression === prev) { + return parent; } } } @@ -7412,67 +8289,57 @@ var ts; */ function isSuperProperty(node) { var kind = node.kind; - return (kind === 177 /* PropertyAccessExpression */ || kind === 178 /* ElementAccessExpression */) - && node.expression.kind === 96 /* SuperKeyword */; + return (kind === 179 /* PropertyAccessExpression */ || kind === 180 /* ElementAccessExpression */) + && node.expression.kind === 97 /* SuperKeyword */; } ts.isSuperProperty = isSuperProperty; function getEntityNameFromTypeNode(node) { switch (node.kind) { - case 157 /* TypeReference */: - case 272 /* JSDocTypeReference */: + case 159 /* TypeReference */: return node.typeName; - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return isEntityNameExpression(node.expression) ? node.expression : undefined; - case 70 /* Identifier */: - case 141 /* QualifiedName */: + case 71 /* Identifier */: + case 143 /* QualifiedName */: return node; } return undefined; } ts.getEntityNameFromTypeNode = getEntityNameFromTypeNode; - function isCallLikeExpression(node) { - switch (node.kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 181 /* TaggedTemplateExpression */: - case 145 /* Decorator */: - return true; - default: - return false; - } - } - ts.isCallLikeExpression = isCallLikeExpression; function getInvokedExpression(node) { - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (node.kind === 183 /* TaggedTemplateExpression */) { return node.tag; } + else if (ts.isJsxOpeningLikeElement(node)) { + return node.tagName; + } // Will either be a CallExpression, NewExpression, or Decorator. return node.expression; } ts.getInvokedExpression = getInvokedExpression; function nodeCanBeDecorated(node) { switch (node.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: // classes are valid targets return true; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: // property declarations are valid if their parent is a class declaration. - return node.parent.kind === 226 /* ClassDeclaration */; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: + return node.parent.kind === 229 /* ClassDeclaration */; + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 151 /* MethodDeclaration */: // if this method has a body and its parent is a class declaration, this is a valid target. return node.body !== undefined - && node.parent.kind === 226 /* ClassDeclaration */; - case 144 /* Parameter */: + && node.parent.kind === 229 /* ClassDeclaration */; + case 146 /* Parameter */: // if the parameter's parent has a body and its grandparent is a class declaration, this is a valid target; return node.parent.body !== undefined - && (node.parent.kind === 150 /* Constructor */ - || node.parent.kind === 149 /* MethodDeclaration */ - || node.parent.kind === 152 /* SetAccessor */) - && node.parent.parent.kind === 226 /* ClassDeclaration */; + && (node.parent.kind === 152 /* Constructor */ + || node.parent.kind === 151 /* MethodDeclaration */ + || node.parent.kind === 154 /* SetAccessor */) + && node.parent.parent.kind === 229 /* ClassDeclaration */; } return false; } @@ -7488,19 +8355,19 @@ var ts; ts.nodeOrChildIsDecorated = nodeOrChildIsDecorated; function childIsDecorated(node) { switch (node.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return ts.forEach(node.members, nodeOrChildIsDecorated); - case 149 /* MethodDeclaration */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 154 /* SetAccessor */: return ts.forEach(node.parameters, nodeIsDecorated); } } ts.childIsDecorated = childIsDecorated; function isJSXTagName(node) { var parent = node.parent; - if (parent.kind === 248 /* JsxOpeningElement */ || - parent.kind === 247 /* JsxSelfClosingElement */ || - parent.kind === 249 /* JsxClosingElement */) { + if (parent.kind === 251 /* JsxOpeningElement */ || + parent.kind === 250 /* JsxSelfClosingElement */ || + parent.kind === 252 /* JsxClosingElement */) { return parent.tagName === node; } return false; @@ -7508,117 +8375,113 @@ var ts; ts.isJSXTagName = isJSXTagName; function isPartOfExpression(node) { switch (node.kind) { - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - case 11 /* RegularExpressionLiteral */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 181 /* TaggedTemplateExpression */: - case 200 /* AsExpression */: - case 182 /* TypeAssertionExpression */: - case 201 /* NonNullExpression */: - case 183 /* ParenthesizedExpression */: - case 184 /* FunctionExpression */: - case 197 /* ClassExpression */: - case 185 /* ArrowFunction */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 187 /* TypeOfExpression */: - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: - case 192 /* BinaryExpression */: - case 193 /* ConditionalExpression */: - case 196 /* SpreadElement */: - case 194 /* TemplateExpression */: - case 12 /* NoSubstitutionTemplateLiteral */: - case 198 /* OmittedExpression */: - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 195 /* YieldExpression */: - case 189 /* AwaitExpression */: + case 97 /* SuperKeyword */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: + case 12 /* RegularExpressionLiteral */: + case 177 /* ArrayLiteralExpression */: + case 178 /* ObjectLiteralExpression */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 183 /* TaggedTemplateExpression */: + case 202 /* AsExpression */: + case 184 /* TypeAssertionExpression */: + case 203 /* NonNullExpression */: + case 185 /* ParenthesizedExpression */: + case 186 /* FunctionExpression */: + case 199 /* ClassExpression */: + case 187 /* ArrowFunction */: + case 190 /* VoidExpression */: + case 188 /* DeleteExpression */: + case 189 /* TypeOfExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: + case 194 /* BinaryExpression */: + case 195 /* ConditionalExpression */: + case 198 /* SpreadElement */: + case 196 /* TemplateExpression */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 200 /* OmittedExpression */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 197 /* YieldExpression */: + case 191 /* AwaitExpression */: + case 204 /* MetaProperty */: return true; - case 141 /* QualifiedName */: - while (node.parent.kind === 141 /* QualifiedName */) { + case 143 /* QualifiedName */: + while (node.parent.kind === 143 /* QualifiedName */) { node = node.parent; } - return node.parent.kind === 160 /* TypeQuery */ || isJSXTagName(node); - case 70 /* Identifier */: - if (node.parent.kind === 160 /* TypeQuery */ || isJSXTagName(node)) { + return node.parent.kind === 162 /* TypeQuery */ || isJSXTagName(node); + case 71 /* Identifier */: + if (node.parent.kind === 162 /* TypeQuery */ || isJSXTagName(node)) { return true; } - // fall through + // falls through case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 98 /* ThisKeyword */: - var parent_3 = node.parent; - switch (parent_3.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 260 /* EnumMember */: - case 257 /* PropertyAssignment */: - case 174 /* BindingElement */: - return parent_3.initializer === node; - case 207 /* ExpressionStatement */: - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 216 /* ReturnStatement */: - case 217 /* WithStatement */: - case 218 /* SwitchStatement */: - case 253 /* CaseClause */: - case 220 /* ThrowStatement */: - case 218 /* SwitchStatement */: - return parent_3.expression === node; - case 211 /* ForStatement */: - var forStatement = parent_3; - return (forStatement.initializer === node && forStatement.initializer.kind !== 224 /* VariableDeclarationList */) || - forStatement.condition === node || - forStatement.incrementor === node; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - var forInStatement = parent_3; - return (forInStatement.initializer === node && forInStatement.initializer.kind !== 224 /* VariableDeclarationList */) || - forInStatement.expression === node; - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: - return node === parent_3.expression; - case 202 /* TemplateSpan */: - return node === parent_3.expression; - case 142 /* ComputedPropertyName */: - return node === parent_3.expression; - case 145 /* Decorator */: - case 252 /* JsxExpression */: - case 251 /* JsxSpreadAttribute */: - case 259 /* SpreadAssignment */: - return true; - case 199 /* ExpressionWithTypeArguments */: - return parent_3.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent_3); - default: - if (isPartOfExpression(parent_3)) { - return true; - } - } + case 99 /* ThisKeyword */: + return isInExpressionContext(node); + default: + return false; } - return false; } ts.isPartOfExpression = isPartOfExpression; - function isInstantiatedModule(node, preserveConstEnums) { - var moduleState = ts.getModuleInstanceState(node); - return moduleState === 1 /* Instantiated */ || - (preserveConstEnums && moduleState === 2 /* ConstEnumOnly */); + function isInExpressionContext(node) { + var parent = node.parent; + switch (parent.kind) { + case 226 /* VariableDeclaration */: + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 264 /* EnumMember */: + case 261 /* PropertyAssignment */: + case 176 /* BindingElement */: + return parent.initializer === node; + case 210 /* ExpressionStatement */: + case 211 /* IfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 219 /* ReturnStatement */: + case 220 /* WithStatement */: + case 221 /* SwitchStatement */: + case 257 /* CaseClause */: + case 223 /* ThrowStatement */: + return parent.expression === node; + case 214 /* ForStatement */: + var forStatement = parent; + return (forStatement.initializer === node && forStatement.initializer.kind !== 227 /* VariableDeclarationList */) || + forStatement.condition === node || + forStatement.incrementor === node; + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + var forInStatement = parent; + return (forInStatement.initializer === node && forInStatement.initializer.kind !== 227 /* VariableDeclarationList */) || + forInStatement.expression === node; + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: + return node === parent.expression; + case 205 /* TemplateSpan */: + return node === parent.expression; + case 144 /* ComputedPropertyName */: + return node === parent.expression; + case 147 /* Decorator */: + case 256 /* JsxExpression */: + case 255 /* JsxSpreadAttribute */: + case 263 /* SpreadAssignment */: + return true; + case 201 /* ExpressionWithTypeArguments */: + return parent.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent); + default: + return isPartOfExpression(parent); + } } - ts.isInstantiatedModule = isInstantiatedModule; + ts.isInExpressionContext = isInExpressionContext; function isExternalModuleImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 245 /* ExternalModuleReference */; + return node.kind === 237 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 248 /* ExternalModuleReference */; } ts.isExternalModuleImportEqualsDeclaration = isExternalModuleImportEqualsDeclaration; function getExternalModuleImportEqualsDeclarationExpression(node) { @@ -7627,7 +8490,7 @@ var ts; } ts.getExternalModuleImportEqualsDeclarationExpression = getExternalModuleImportEqualsDeclarationExpression; function isInternalModuleImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind !== 245 /* ExternalModuleReference */; + return node.kind === 237 /* ImportEqualsDeclaration */ && node.moduleReference.kind !== 248 /* ExternalModuleReference */; } ts.isInternalModuleImportEqualsDeclaration = isInternalModuleImportEqualsDeclaration; function isSourceFileJavaScript(file) { @@ -7638,74 +8501,111 @@ var ts; return node && !!(node.flags & 65536 /* JavaScriptFile */); } ts.isInJavaScriptFile = isInJavaScriptFile; + function isInJSDoc(node) { + return node && !!(node.flags & 1048576 /* JSDoc */); + } + ts.isInJSDoc = isInJSDoc; + function isJSDocIndexSignature(node) { + return ts.isTypeReferenceNode(node) && + ts.isIdentifier(node.typeName) && + node.typeName.escapedText === "Object" && + node.typeArguments && node.typeArguments.length === 2 && + (node.typeArguments[0].kind === 136 /* StringKeyword */ || node.typeArguments[0].kind === 133 /* NumberKeyword */); + } + ts.isJSDocIndexSignature = isJSDocIndexSignature; /** * Returns true if the node is a CallExpression to the identifier 'require' with - * exactly one argument. + * exactly one argument (of the form 'require("name")'). * This function does not test if the node is in a JavaScript file or not. - */ - function isRequireCall(expression, checkArgumentIsStringLiteral) { - // of the form 'require("name")' - var isRequire = expression.kind === 179 /* CallExpression */ && - expression.expression.kind === 70 /* Identifier */ && - expression.expression.text === "require" && - expression.arguments.length === 1; - return isRequire && (!checkArgumentIsStringLiteral || expression.arguments[0].kind === 9 /* StringLiteral */); + */ + function isRequireCall(callExpression, checkArgumentIsStringLiteral) { + if (callExpression.kind !== 181 /* CallExpression */) { + return false; + } + var _a = callExpression, expression = _a.expression, args = _a.arguments; + if (expression.kind !== 71 /* Identifier */ || expression.escapedText !== "require") { + return false; + } + if (args.length !== 1) { + return false; + } + var arg = args[0]; + return !checkArgumentIsStringLiteral || arg.kind === 9 /* StringLiteral */ || arg.kind === 13 /* NoSubstitutionTemplateLiteral */; } ts.isRequireCall = isRequireCall; function isSingleOrDoubleQuote(charCode) { return charCode === 39 /* singleQuote */ || charCode === 34 /* doubleQuote */; } ts.isSingleOrDoubleQuote = isSingleOrDoubleQuote; + function isStringDoubleQuoted(string, sourceFile) { + return getSourceTextOfNodeFromSourceFile(sourceFile, string).charCodeAt(0) === 34 /* doubleQuote */; + } + ts.isStringDoubleQuoted = isStringDoubleQuoted; /** * Returns true if the node is a variable declaration whose initializer is a function expression. * This function does not test if the node is in a JavaScript file or not. */ - function isDeclarationOfFunctionExpression(s) { - if (s.valueDeclaration && s.valueDeclaration.kind === 223 /* VariableDeclaration */) { + function isDeclarationOfFunctionOrClassExpression(s) { + if (s.valueDeclaration && s.valueDeclaration.kind === 226 /* VariableDeclaration */) { var declaration = s.valueDeclaration; - return declaration.initializer && declaration.initializer.kind === 184 /* FunctionExpression */; + return declaration.initializer && (declaration.initializer.kind === 186 /* FunctionExpression */ || declaration.initializer.kind === 199 /* ClassExpression */); } return false; } - ts.isDeclarationOfFunctionExpression = isDeclarationOfFunctionExpression; + ts.isDeclarationOfFunctionOrClassExpression = isDeclarationOfFunctionOrClassExpression; + function getRightMostAssignedExpression(node) { + while (isAssignmentExpression(node, /*excludeCompoundAssignements*/ true)) { + node = node.right; + } + return node; + } + ts.getRightMostAssignedExpression = getRightMostAssignedExpression; + function isExportsIdentifier(node) { + return ts.isIdentifier(node) && node.escapedText === "exports"; + } + ts.isExportsIdentifier = isExportsIdentifier; + function isModuleExportsPropertyAccessExpression(node) { + return ts.isPropertyAccessExpression(node) && ts.isIdentifier(node.expression) && node.expression.escapedText === "module" && node.name.escapedText === "exports"; + } + ts.isModuleExportsPropertyAccessExpression = isModuleExportsPropertyAccessExpression; /// Given a BinaryExpression, returns SpecialPropertyAssignmentKind for the various kinds of property /// assignments we treat as special in the binder - function getSpecialPropertyAssignmentKind(expression) { - if (!isInJavaScriptFile(expression)) { - return 0 /* None */; - } - if (expression.kind !== 192 /* BinaryExpression */) { + function getSpecialPropertyAssignmentKind(expr) { + if (!isInJavaScriptFile(expr)) { return 0 /* None */; } - var expr = expression; - if (expr.operatorToken.kind !== 57 /* EqualsToken */ || expr.left.kind !== 177 /* PropertyAccessExpression */) { + if (expr.operatorToken.kind !== 58 /* EqualsToken */ || expr.left.kind !== 179 /* PropertyAccessExpression */) { return 0 /* None */; } var lhs = expr.left; - if (lhs.expression.kind === 70 /* Identifier */) { + if (lhs.expression.kind === 71 /* Identifier */) { var lhsId = lhs.expression; - if (lhsId.text === "exports") { + if (lhsId.escapedText === "exports") { // exports.name = expr return 1 /* ExportsProperty */; } - else if (lhsId.text === "module" && lhs.name.text === "exports") { + else if (lhsId.escapedText === "module" && lhs.name.escapedText === "exports") { // module.exports = expr return 2 /* ModuleExports */; } + else { + // F.x = expr + return 5 /* Property */; + } } - else if (lhs.expression.kind === 98 /* ThisKeyword */) { + else if (lhs.expression.kind === 99 /* ThisKeyword */) { return 4 /* ThisProperty */; } - else if (lhs.expression.kind === 177 /* PropertyAccessExpression */) { + else if (lhs.expression.kind === 179 /* PropertyAccessExpression */) { // chained dot, e.g. x.y.z = expr; this var is the 'x.y' part var innerPropertyAccess = lhs.expression; - if (innerPropertyAccess.expression.kind === 70 /* Identifier */) { + if (innerPropertyAccess.expression.kind === 71 /* Identifier */) { // module.exports.name = expr var innerPropertyAccessIdentifier = innerPropertyAccess.expression; - if (innerPropertyAccessIdentifier.text === "module" && innerPropertyAccess.name.text === "exports") { + if (innerPropertyAccessIdentifier.escapedText === "module" && innerPropertyAccess.name.escapedText === "exports") { return 1 /* ExportsProperty */; } - if (innerPropertyAccess.name.text === "prototype") { + if (innerPropertyAccess.name.escapedText === "prototype") { return 3 /* PrototypeProperty */; } } @@ -7714,35 +8614,35 @@ var ts; } ts.getSpecialPropertyAssignmentKind = getSpecialPropertyAssignmentKind; function getExternalModuleName(node) { - if (node.kind === 235 /* ImportDeclaration */) { + if (node.kind === 238 /* ImportDeclaration */) { return node.moduleSpecifier; } - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 237 /* ImportEqualsDeclaration */) { var reference = node.moduleReference; - if (reference.kind === 245 /* ExternalModuleReference */) { + if (reference.kind === 248 /* ExternalModuleReference */) { return reference.expression; } } - if (node.kind === 241 /* ExportDeclaration */) { + if (node.kind === 244 /* ExportDeclaration */) { return node.moduleSpecifier; } - if (node.kind === 230 /* ModuleDeclaration */ && node.name.kind === 9 /* StringLiteral */) { + if (isModuleWithStringLiteralName(node)) { return node.name; } } ts.getExternalModuleName = getExternalModuleName; function getNamespaceDeclarationNode(node) { - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 237 /* ImportEqualsDeclaration */) { return node; } var importClause = node.importClause; - if (importClause && importClause.namedBindings && importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause && importClause.namedBindings && importClause.namedBindings.kind === 240 /* NamespaceImport */) { return importClause.namedBindings; } } ts.getNamespaceDeclarationNode = getNamespaceDeclarationNode; function isDefaultImport(node) { - return node.kind === 235 /* ImportDeclaration */ + return node.kind === 238 /* ImportDeclaration */ && node.importClause && !!node.importClause.name; } @@ -7750,13 +8650,13 @@ var ts; function hasQuestionToken(node) { if (node) { switch (node.kind) { - case 144 /* Parameter */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 258 /* ShorthandPropertyAssignment */: - case 257 /* PropertyAssignment */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 146 /* Parameter */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 262 /* ShorthandPropertyAssignment */: + case 261 /* PropertyAssignment */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return node.questionToken !== undefined; } } @@ -7764,44 +8664,52 @@ var ts; } ts.hasQuestionToken = hasQuestionToken; function isJSDocConstructSignature(node) { - return node.kind === 274 /* JSDocFunctionType */ && + return node.kind === 273 /* JSDocFunctionType */ && node.parameters.length > 0 && - node.parameters[0].type.kind === 276 /* JSDocConstructorType */; + node.parameters[0].name && + node.parameters[0].name.escapedText === "new"; } ts.isJSDocConstructSignature = isJSDocConstructSignature; - function getCommentsFromJSDoc(node) { - return ts.map(getJSDocs(node), function (doc) { return doc.comment; }); - } - ts.getCommentsFromJSDoc = getCommentsFromJSDoc; - function getJSDocTags(node, kind) { - var docs = getJSDocs(node); - if (docs) { - var result = []; - for (var _i = 0, docs_1 = docs; _i < docs_1.length; _i++) { - var doc = docs_1[_i]; - if (doc.kind === 281 /* JSDocParameterTag */) { - if (doc.kind === kind) { - result.push(doc); - } - } - else { - result.push.apply(result, ts.filter(doc.tags, function (tag) { return tag.kind === kind; })); - } - } - return result; - } - } - function getFirstJSDocTag(node, kind) { - return node && ts.firstOrUndefined(getJSDocTags(node, kind)); - } - function getJSDocs(node) { - var cache = node.jsDocCache; - if (!cache) { - getJSDocsWorker(node); - node.jsDocCache = cache; - } - return cache; - function getJSDocsWorker(node) { + function getAllJSDocs(node) { + if (ts.isJSDocTypedefTag(node)) { + return [node.parent]; + } + return getJSDocCommentsAndTags(node); + } + ts.getAllJSDocs = getAllJSDocs; + function getSourceOfAssignment(node) { + return ts.isExpressionStatement(node) && + node.expression && ts.isBinaryExpression(node.expression) && + node.expression.operatorToken.kind === 58 /* EqualsToken */ && + node.expression.right; + } + ts.getSourceOfAssignment = getSourceOfAssignment; + function getSingleInitializerOfVariableStatement(node, child) { + return ts.isVariableStatement(node) && + node.declarationList.declarations.length > 0 && + (!child || node.declarationList.declarations[0].initializer === child) && + node.declarationList.declarations[0].initializer; + } + ts.getSingleInitializerOfVariableStatement = getSingleInitializerOfVariableStatement; + function getSingleVariableOfVariableStatement(node, child) { + return ts.isVariableStatement(node) && + node.declarationList.declarations.length > 0 && + (!child || node.declarationList.declarations[0] === child) && + node.declarationList.declarations[0]; + } + ts.getSingleVariableOfVariableStatement = getSingleVariableOfVariableStatement; + function getNestedModuleDeclaration(node) { + return node.kind === 233 /* ModuleDeclaration */ && + node.body && + node.body.kind === 233 /* ModuleDeclaration */ && + node.body; + } + ts.getNestedModuleDeclaration = getNestedModuleDeclaration; + function getJSDocCommentsAndTags(node) { + var result; + getJSDocCommentsAndTagsWorker(node); + return result || ts.emptyArray; + function getJSDocCommentsAndTagsWorker(node) { var parent = node.parent; // Try to recognize this pattern when node is initializer of variable declaration and JSDoc comments are on containing variable statement. // /** @@ -7809,112 +8717,70 @@ var ts; // * @returns {number} // */ // var x = function(name) { return name.length; } - var isInitializerOfVariableDeclarationInStatement = isVariableLike(parent) && - parent.initializer === node && - parent.parent.parent.kind === 205 /* VariableStatement */; - var isVariableOfVariableDeclarationStatement = isVariableLike(node) && - parent.parent.kind === 205 /* VariableStatement */; - var variableStatementNode = isInitializerOfVariableDeclarationInStatement ? parent.parent.parent : - isVariableOfVariableDeclarationStatement ? parent.parent : - undefined; - if (variableStatementNode) { - getJSDocsWorker(variableStatementNode); - } - // Also recognize when the node is the RHS of an assignment expression - var isSourceOfAssignmentExpressionStatement = parent && parent.parent && - parent.kind === 192 /* BinaryExpression */ && - parent.operatorToken.kind === 57 /* EqualsToken */ && - parent.parent.kind === 207 /* ExpressionStatement */; - if (isSourceOfAssignmentExpressionStatement) { - getJSDocsWorker(parent.parent); - } - var isModuleDeclaration = node.kind === 230 /* ModuleDeclaration */ && - parent && parent.kind === 230 /* ModuleDeclaration */; - var isPropertyAssignmentExpression = parent && parent.kind === 257 /* PropertyAssignment */; - if (isModuleDeclaration || isPropertyAssignmentExpression) { - getJSDocsWorker(parent); + if (parent && (parent.kind === 261 /* PropertyAssignment */ || getNestedModuleDeclaration(parent))) { + getJSDocCommentsAndTagsWorker(parent); + } + if (parent && parent.parent && + (getSingleVariableOfVariableStatement(parent.parent, node) || getSourceOfAssignment(parent.parent))) { + getJSDocCommentsAndTagsWorker(parent.parent); + } + if (parent && parent.parent && parent.parent.parent && getSingleInitializerOfVariableStatement(parent.parent.parent, node)) { + getJSDocCommentsAndTagsWorker(parent.parent.parent); } // Pull parameter comments from declaring function as well - if (node.kind === 144 /* Parameter */) { - cache = ts.concatenate(cache, getJSDocParameterTags(node)); + if (node.kind === 146 /* Parameter */) { + result = ts.addRange(result, ts.getJSDocParameterTags(node)); } - if (isVariableLike(node) && node.initializer) { - cache = ts.concatenate(cache, node.initializer.jsDoc); + if (isVariableLike(node) && node.initializer && ts.hasJSDocNodes(node.initializer)) { + result = ts.addRange(result, node.initializer.jsDoc); } - cache = ts.concatenate(cache, node.jsDoc); - } - } - ts.getJSDocs = getJSDocs; - function getJSDocParameterTags(param) { - if (!isParameter(param)) { - return undefined; - } - var func = param.parent; - var tags = getJSDocTags(func, 281 /* JSDocParameterTag */); - if (!param.name) { - // this is an anonymous jsdoc param from a `function(type1, type2): type3` specification - var i = func.parameters.indexOf(param); - var paramTags = ts.filter(tags, function (tag) { return tag.kind === 281 /* JSDocParameterTag */; }); - if (paramTags && 0 <= i && i < paramTags.length) { - return [paramTags[i]]; + if (ts.hasJSDocNodes(node)) { + result = ts.addRange(result, node.jsDoc); } } - else if (param.name.kind === 70 /* Identifier */) { - var name_6 = param.name.text; - return ts.filter(tags, function (tag) { return tag.kind === 281 /* JSDocParameterTag */ && tag.parameterName.text === name_6; }); + } + ts.getJSDocCommentsAndTags = getJSDocCommentsAndTags; + /** Does the opposite of `getJSDocParameterTags`: given a JSDoc parameter, finds the parameter corresponding to it. */ + function getParameterSymbolFromJSDoc(node) { + if (node.symbol) { + return node.symbol; } - else { - // TODO: it's a destructured parameter, so it should look up an "object type" series of multiple lines - // But multi-line object types aren't supported yet either + if (!ts.isIdentifier(node.name)) { return undefined; } - } - ts.getJSDocParameterTags = getJSDocParameterTags; - function getJSDocType(node) { - var tag = getFirstJSDocTag(node, 283 /* JSDocTypeTag */); - if (!tag && node.kind === 144 /* Parameter */) { - var paramTags = getJSDocParameterTags(node); - if (paramTags) { - tag = ts.find(paramTags, function (tag) { return !!tag.typeExpression; }); - } + var name = node.name.escapedText; + var host = getJSDocHost(node); + var decl = getSourceOfAssignment(host) || + getSingleInitializerOfVariableStatement(host) || + getSingleVariableOfVariableStatement(host) || + getNestedModuleDeclaration(host) || + host; + if (decl && ts.isFunctionLike(decl)) { + var parameter = ts.find(decl.parameters, function (p) { return p.name.kind === 71 /* Identifier */ && p.name.escapedText === name; }); + return parameter && parameter.symbol; } - return tag && tag.typeExpression && tag.typeExpression.type; - } - ts.getJSDocType = getJSDocType; - function getJSDocAugmentsTag(node) { - return getFirstJSDocTag(node, 280 /* JSDocAugmentsTag */); } - ts.getJSDocAugmentsTag = getJSDocAugmentsTag; - function getJSDocReturnTag(node) { - return getFirstJSDocTag(node, 282 /* JSDocReturnTag */); + ts.getParameterSymbolFromJSDoc = getParameterSymbolFromJSDoc; + function getJSDocHost(node) { + ts.Debug.assert(node.parent.kind === 275 /* JSDocComment */); + return node.parent.parent; } - ts.getJSDocReturnTag = getJSDocReturnTag; - function getJSDocTemplateTag(node) { - return getFirstJSDocTag(node, 284 /* JSDocTemplateTag */); + ts.getJSDocHost = getJSDocHost; + function getTypeParameterFromJsDoc(node) { + var name = node.name.escapedText; + var typeParameters = node.parent.parent.parent.typeParameters; + return ts.find(typeParameters, function (p) { return p.name.escapedText === name; }); } - ts.getJSDocTemplateTag = getJSDocTemplateTag; + ts.getTypeParameterFromJsDoc = getTypeParameterFromJsDoc; function hasRestParameter(s) { - return isRestParameter(ts.lastOrUndefined(s.parameters)); + var last = ts.lastOrUndefined(s.parameters); + return last && isRestParameter(last); } ts.hasRestParameter = hasRestParameter; - function hasDeclaredRestParameter(s) { - return isDeclaredRestParam(ts.lastOrUndefined(s.parameters)); - } - ts.hasDeclaredRestParameter = hasDeclaredRestParameter; function isRestParameter(node) { - if (node && (node.flags & 65536 /* JavaScriptFile */)) { - if (node.type && node.type.kind === 275 /* JSDocVariadicType */ || - ts.forEach(getJSDocParameterTags(node), function (t) { return t.typeExpression && t.typeExpression.type.kind === 275 /* JSDocVariadicType */; })) { - return true; - } - } - return isDeclaredRestParam(node); + return node.dotDotDotToken !== undefined; } ts.isRestParameter = isRestParameter; - function isDeclaredRestParam(node) { - return node && node.dotDotDotToken !== undefined; - } - ts.isDeclaredRestParam = isDeclaredRestParam; var AssignmentKind; (function (AssignmentKind) { AssignmentKind[AssignmentKind["None"] = 0] = "None"; @@ -7925,29 +8791,33 @@ var ts; var parent = node.parent; while (true) { switch (parent.kind) { - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: var binaryOperator = parent.operatorToken.kind; return isAssignmentOperator(binaryOperator) && parent.left === node ? - binaryOperator === 57 /* EqualsToken */ ? 1 /* Definite */ : 2 /* Compound */ : + binaryOperator === 58 /* EqualsToken */ ? 1 /* Definite */ : 2 /* Compound */ : 0 /* None */; - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: var unaryOperator = parent.operator; - return unaryOperator === 42 /* PlusPlusToken */ || unaryOperator === 43 /* MinusMinusToken */ ? 2 /* Compound */ : 0 /* None */; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + return unaryOperator === 43 /* PlusPlusToken */ || unaryOperator === 44 /* MinusMinusToken */ ? 2 /* Compound */ : 0 /* None */; + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: return parent.initializer === node ? 1 /* Definite */ : 0 /* None */; - case 183 /* ParenthesizedExpression */: - case 175 /* ArrayLiteralExpression */: - case 196 /* SpreadElement */: + case 185 /* ParenthesizedExpression */: + case 177 /* ArrayLiteralExpression */: + case 198 /* SpreadElement */: node = parent; break; - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: if (parent.name !== node) { return 0 /* None */; } - // Fall through - case 257 /* PropertyAssignment */: + node = parent.parent; + break; + case 261 /* PropertyAssignment */: + if (parent.name === node) { + return 0 /* None */; + } node = parent.parent; break; default: @@ -7959,11 +8829,24 @@ var ts; ts.getAssignmentTargetKind = getAssignmentTargetKind; // A node is an assignment target if it is on the left hand side of an '=' token, if it is parented by a property // assignment in an object literal that is an assignment target, or if it is parented by an array literal that is - // an assignment target. Examples include 'a = xxx', '{ p: a } = xxx', '[{ p: a}] = xxx'. + // an assignment target. Examples include 'a = xxx', '{ p: a } = xxx', '[{ a }] = xxx'. + // (Note that `p` is not a target in the above examples, only `a`.) function isAssignmentTarget(node) { return getAssignmentTargetKind(node) !== 0 /* None */; } ts.isAssignmentTarget = isAssignmentTarget; + // a node is delete target iff. it is PropertyAccessExpression/ElementAccessExpression with parentheses skipped + function isDeleteTarget(node) { + if (node.kind !== 179 /* PropertyAccessExpression */ && node.kind !== 180 /* ElementAccessExpression */) { + return false; + } + node = node.parent; + while (node && node.kind === 185 /* ParenthesizedExpression */) { + node = node.parent; + } + return node && node.kind === 188 /* DeleteExpression */; + } + ts.isDeleteTarget = isDeleteTarget; function isNodeDescendantOf(node, ancestor) { while (node) { if (node === ancestor) @@ -7975,7 +8858,7 @@ var ts; ts.isNodeDescendantOf = isNodeDescendantOf; function isInAmbientContext(node) { while (node) { - if (hasModifier(node, 2 /* Ambient */) || (node.kind === 261 /* SourceFile */ && node.isDeclarationFile)) { + if (hasModifier(node, 2 /* Ambient */) || (node.kind === 265 /* SourceFile */ && node.isDeclarationFile)) { return true; } node = node.parent; @@ -7985,57 +8868,70 @@ var ts; ts.isInAmbientContext = isInAmbientContext; // True if the given identifier, string literal, or number literal is the name of a declaration node function isDeclarationName(name) { - if (name.kind !== 70 /* Identifier */ && name.kind !== 9 /* StringLiteral */ && name.kind !== 8 /* NumericLiteral */) { - return false; - } - var parent = name.parent; - if (parent.kind === 239 /* ImportSpecifier */ || parent.kind === 243 /* ExportSpecifier */) { - if (parent.propertyName) { - return true; - } - } - if (isDeclaration(parent)) { - return parent.name === name; + switch (name.kind) { + case 71 /* Identifier */: + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + return ts.isDeclaration(name.parent) && name.parent.name === name; + default: + return false; } - return false; } ts.isDeclarationName = isDeclarationName; + /* @internal */ + // See GH#16030 + function isAnyDeclarationName(name) { + switch (name.kind) { + case 71 /* Identifier */: + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + if (ts.isDeclaration(name.parent)) { + return name.parent.name === name; + } + var binExp = name.parent.parent; + return ts.isBinaryExpression(binExp) && getSpecialPropertyAssignmentKind(binExp) !== 0 /* None */ && ts.getNameOfDeclaration(binExp) === name; + default: + return false; + } + } + ts.isAnyDeclarationName = isAnyDeclarationName; function isLiteralComputedPropertyDeclarationName(node) { return (node.kind === 9 /* StringLiteral */ || node.kind === 8 /* NumericLiteral */) && - node.parent.kind === 142 /* ComputedPropertyName */ && - isDeclaration(node.parent.parent); + node.parent.kind === 144 /* ComputedPropertyName */ && + ts.isDeclaration(node.parent.parent); } ts.isLiteralComputedPropertyDeclarationName = isLiteralComputedPropertyDeclarationName; // Return true if the given identifier is classified as an IdentifierName function isIdentifierName(node) { var parent = node.parent; switch (parent.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 260 /* EnumMember */: - case 257 /* PropertyAssignment */: - case 177 /* PropertyAccessExpression */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 264 /* EnumMember */: + case 261 /* PropertyAssignment */: + case 179 /* PropertyAccessExpression */: // Name in member declaration or property name in property access return parent.name === node; - case 141 /* QualifiedName */: + case 143 /* QualifiedName */: // Name on right hand side of dot in a type query if (parent.right === node) { - while (parent.kind === 141 /* QualifiedName */) { + while (parent.kind === 143 /* QualifiedName */) { parent = parent.parent; } - return parent.kind === 160 /* TypeQuery */; + return parent.kind === 162 /* TypeQuery */; } return false; - case 174 /* BindingElement */: - case 239 /* ImportSpecifier */: + case 176 /* BindingElement */: + case 242 /* ImportSpecifier */: // Property name in binding element or import specifier return parent.propertyName === node; - case 243 /* ExportSpecifier */: - // Any name in an export specifier + case 246 /* ExportSpecifier */: + case 253 /* JsxAttribute */: + // Any name in an export specifier or JSX Attribute return true; } return false; @@ -8050,13 +8946,13 @@ var ts; // export = // export default function isAliasSymbolDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ || - node.kind === 233 /* NamespaceExportDeclaration */ || - node.kind === 236 /* ImportClause */ && !!node.name || - node.kind === 237 /* NamespaceImport */ || - node.kind === 239 /* ImportSpecifier */ || - node.kind === 243 /* ExportSpecifier */ || - node.kind === 240 /* ExportAssignment */ && exportAssignmentIsAlias(node); + return node.kind === 237 /* ImportEqualsDeclaration */ || + node.kind === 236 /* NamespaceExportDeclaration */ || + node.kind === 239 /* ImportClause */ && !!node.name || + node.kind === 240 /* NamespaceImport */ || + node.kind === 242 /* ImportSpecifier */ || + node.kind === 246 /* ExportSpecifier */ || + node.kind === 243 /* ExportAssignment */ && exportAssignmentIsAlias(node); } ts.isAliasSymbolDeclaration = isAliasSymbolDeclaration; function exportAssignmentIsAlias(node) { @@ -8064,17 +8960,17 @@ var ts; } ts.exportAssignmentIsAlias = exportAssignmentIsAlias; function getClassExtendsHeritageClauseElement(node) { - var heritageClause = getHeritageClause(node.heritageClauses, 84 /* ExtendsKeyword */); + var heritageClause = getHeritageClause(node.heritageClauses, 85 /* ExtendsKeyword */); return heritageClause && heritageClause.types.length > 0 ? heritageClause.types[0] : undefined; } ts.getClassExtendsHeritageClauseElement = getClassExtendsHeritageClauseElement; function getClassImplementsHeritageClauseElements(node) { - var heritageClause = getHeritageClause(node.heritageClauses, 107 /* ImplementsKeyword */); + var heritageClause = getHeritageClause(node.heritageClauses, 108 /* ImplementsKeyword */); return heritageClause ? heritageClause.types : undefined; } ts.getClassImplementsHeritageClauseElements = getClassImplementsHeritageClauseElements; function getInterfaceBaseTypeNodes(node) { - var heritageClause = getHeritageClause(node.heritageClauses, 84 /* ExtendsKeyword */); + var heritageClause = getHeritageClause(node.heritageClauses, 85 /* ExtendsKeyword */); return heritageClause ? heritageClause.types : undefined; } ts.getInterfaceBaseTypeNodes = getInterfaceBaseTypeNodes; @@ -8109,24 +9005,22 @@ var ts; ts.getAncestor = getAncestor; function getFileReferenceFromReferencePath(comment, commentRange) { var simpleReferenceRegEx = /^\/\/\/\s*/gim; + var isNoDefaultLibRegEx = new RegExp(defaultLibReferenceRegEx.source, "gim"); if (simpleReferenceRegEx.test(comment)) { if (isNoDefaultLibRegEx.test(comment)) { - return { - isNoDefaultLib: true - }; + return { isNoDefaultLib: true }; } else { var refMatchResult = ts.fullTripleSlashReferencePathRegEx.exec(comment); - var refLibResult = !refMatchResult && ts.fullTripleSlashReferenceTypeReferenceDirectiveRegEx.exec(comment); - if (refMatchResult || refLibResult) { - var start = commentRange.pos; - var end = commentRange.end; + var refLibResult = !refMatchResult && fullTripleSlashReferenceTypeReferenceDirectiveRegEx.exec(comment); + var match = refMatchResult || refLibResult; + if (match) { + var pos = commentRange.pos + match[1].length + match[2].length; return { fileReference: { - pos: start, - end: end, - fileName: (refMatchResult || refLibResult)[3] + pos: pos, + end: pos + match[3].length, + fileName: match[3] }, isNoDefaultLib: false, isTypeReferenceDirective: !!refLibResult @@ -8142,17 +9036,59 @@ var ts; } ts.getFileReferenceFromReferencePath = getFileReferenceFromReferencePath; function isKeyword(token) { - return 71 /* FirstKeyword */ <= token && token <= 140 /* LastKeyword */; + return 72 /* FirstKeyword */ <= token && token <= 142 /* LastKeyword */; } ts.isKeyword = isKeyword; function isTrivia(token) { return 2 /* FirstTriviaToken */ <= token && token <= 7 /* LastTriviaToken */; } ts.isTrivia = isTrivia; - function isAsyncFunctionLike(node) { - return isFunctionLike(node) && hasModifier(node, 256 /* Async */) && !isAccessor(node); + var FunctionFlags; + (function (FunctionFlags) { + FunctionFlags[FunctionFlags["Normal"] = 0] = "Normal"; + FunctionFlags[FunctionFlags["Generator"] = 1] = "Generator"; + FunctionFlags[FunctionFlags["Async"] = 2] = "Async"; + FunctionFlags[FunctionFlags["Invalid"] = 4] = "Invalid"; + FunctionFlags[FunctionFlags["AsyncGenerator"] = 3] = "AsyncGenerator"; + })(FunctionFlags = ts.FunctionFlags || (ts.FunctionFlags = {})); + function getFunctionFlags(node) { + if (!node) { + return 4 /* Invalid */; + } + var flags = 0 /* Normal */; + switch (node.kind) { + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + if (node.asteriskToken) { + flags |= 1 /* Generator */; + } + // falls through + case 187 /* ArrowFunction */: + if (hasModifier(node, 256 /* Async */)) { + flags |= 2 /* Async */; + } + break; + } + if (!node.body) { + flags |= 4 /* Invalid */; + } + return flags; } - ts.isAsyncFunctionLike = isAsyncFunctionLike; + ts.getFunctionFlags = getFunctionFlags; + function isAsyncFunction(node) { + switch (node.kind) { + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + return node.body !== undefined + && node.asteriskToken === undefined + && hasModifier(node, 256 /* Async */); + } + return false; + } + ts.isAsyncFunction = isAsyncFunction; function isStringOrNumericLiteral(node) { var kind = node.kind; return kind === 9 /* StringLiteral */ @@ -8167,11 +9103,12 @@ var ts; * Symbol. */ function hasDynamicName(declaration) { - return declaration.name && isDynamicName(declaration.name); + var name = ts.getNameOfDeclaration(declaration); + return name && isDynamicName(name); } ts.hasDynamicName = hasDynamicName; function isDynamicName(name) { - return name.kind === 142 /* ComputedPropertyName */ && + return name.kind === 144 /* ComputedPropertyName */ && !isStringOrNumericLiteral(name.expression) && !isWellKnownSymbolSyntactically(name.expression); } @@ -8182,26 +9119,54 @@ var ts; * where Symbol is literally the word "Symbol", and name is any identifierName */ function isWellKnownSymbolSyntactically(node) { - return isPropertyAccessExpression(node) && isESSymbolIdentifier(node.expression); + return ts.isPropertyAccessExpression(node) && isESSymbolIdentifier(node.expression); } ts.isWellKnownSymbolSyntactically = isWellKnownSymbolSyntactically; function getPropertyNameForPropertyNameNode(name) { - if (name.kind === 70 /* Identifier */ || name.kind === 9 /* StringLiteral */ || name.kind === 8 /* NumericLiteral */ || name.kind === 144 /* Parameter */) { - return name.text; + if (name.kind === 71 /* Identifier */) { + return name.escapedText; } - if (name.kind === 142 /* ComputedPropertyName */) { + if (name.kind === 9 /* StringLiteral */ || name.kind === 8 /* NumericLiteral */) { + return escapeLeadingUnderscores(name.text); + } + if (name.kind === 144 /* ComputedPropertyName */) { var nameExpression = name.expression; if (isWellKnownSymbolSyntactically(nameExpression)) { - var rightHandSideName = nameExpression.name.text; - return getPropertyNameForKnownSymbolName(rightHandSideName); + return getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name)); } else if (nameExpression.kind === 9 /* StringLiteral */ || nameExpression.kind === 8 /* NumericLiteral */) { - return nameExpression.text; + return escapeLeadingUnderscores(nameExpression.text); } } return undefined; } ts.getPropertyNameForPropertyNameNode = getPropertyNameForPropertyNameNode; + function getTextOfIdentifierOrLiteral(node) { + if (node) { + if (node.kind === 71 /* Identifier */) { + return ts.idText(node); + } + if (node.kind === 9 /* StringLiteral */ || + node.kind === 8 /* NumericLiteral */) { + return node.text; + } + } + return undefined; + } + ts.getTextOfIdentifierOrLiteral = getTextOfIdentifierOrLiteral; + function getEscapedTextOfIdentifierOrLiteral(node) { + if (node) { + if (node.kind === 71 /* Identifier */) { + return node.escapedText; + } + if (node.kind === 9 /* StringLiteral */ || + node.kind === 8 /* NumericLiteral */) { + return escapeLeadingUnderscores(node.text); + } + } + return undefined; + } + ts.getEscapedTextOfIdentifierOrLiteral = getEscapedTextOfIdentifierOrLiteral; function getPropertyNameForKnownSymbolName(symbolName) { return "__@" + symbolName; } @@ -8210,38 +9175,20 @@ var ts; * Includes the word "Symbol" with unicode escapes */ function isESSymbolIdentifier(node) { - return node.kind === 70 /* Identifier */ && node.text === "Symbol"; + return node.kind === 71 /* Identifier */ && node.escapedText === "Symbol"; } ts.isESSymbolIdentifier = isESSymbolIdentifier; function isPushOrUnshiftIdentifier(node) { - return node.text === "push" || node.text === "unshift"; + return node.escapedText === "push" || node.escapedText === "unshift"; } ts.isPushOrUnshiftIdentifier = isPushOrUnshiftIdentifier; - function isModifierKind(token) { - switch (token) { - case 116 /* AbstractKeyword */: - case 119 /* AsyncKeyword */: - case 75 /* ConstKeyword */: - case 123 /* DeclareKeyword */: - case 78 /* DefaultKeyword */: - case 83 /* ExportKeyword */: - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 130 /* ReadonlyKeyword */: - case 114 /* StaticKeyword */: - return true; - } - return false; - } - ts.isModifierKind = isModifierKind; function isParameterDeclaration(node) { var root = getRootDeclaration(node); - return root.kind === 144 /* Parameter */; + return root.kind === 146 /* Parameter */; } ts.isParameterDeclaration = isParameterDeclaration; function getRootDeclaration(node) { - while (node.kind === 174 /* BindingElement */) { + while (node.kind === 176 /* BindingElement */) { node = node.parent.parent; } return node; @@ -8249,68 +9196,26 @@ var ts; ts.getRootDeclaration = getRootDeclaration; function nodeStartsNewLexicalEnvironment(node) { var kind = node.kind; - return kind === 150 /* Constructor */ - || kind === 184 /* FunctionExpression */ - || kind === 225 /* FunctionDeclaration */ - || kind === 185 /* ArrowFunction */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 230 /* ModuleDeclaration */ - || kind === 261 /* SourceFile */; + return kind === 152 /* Constructor */ + || kind === 186 /* FunctionExpression */ + || kind === 228 /* FunctionDeclaration */ + || kind === 187 /* ArrowFunction */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 233 /* ModuleDeclaration */ + || kind === 265 /* SourceFile */; } ts.nodeStartsNewLexicalEnvironment = nodeStartsNewLexicalEnvironment; - function nodeIsSynthesized(node) { - return ts.positionIsSynthesized(node.pos) - || ts.positionIsSynthesized(node.end); + function nodeIsSynthesized(range) { + return ts.positionIsSynthesized(range.pos) + || ts.positionIsSynthesized(range.end); } ts.nodeIsSynthesized = nodeIsSynthesized; - function getOriginalNode(node, nodeTest) { - if (node) { - while (node.original !== undefined) { - node = node.original; - } - } - return !nodeTest || nodeTest(node) ? node : undefined; - } - ts.getOriginalNode = getOriginalNode; - /** - * Gets a value indicating whether a node originated in the parse tree. - * - * @param node The node to test. - */ - function isParseTreeNode(node) { - return (node.flags & 8 /* Synthesized */) === 0; + function getOriginalSourceFile(sourceFile) { + return ts.getParseTreeNode(sourceFile, ts.isSourceFile) || sourceFile; } - ts.isParseTreeNode = isParseTreeNode; - function getParseTreeNode(node, nodeTest) { - if (isParseTreeNode(node)) { - return node; - } - node = getOriginalNode(node); - if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) { - return node; - } - return undefined; - } - ts.getParseTreeNode = getParseTreeNode; - function getOriginalSourceFiles(sourceFiles) { - var originalSourceFiles = []; - for (var _i = 0, sourceFiles_1 = sourceFiles; _i < sourceFiles_1.length; _i++) { - var sourceFile = sourceFiles_1[_i]; - var originalSourceFile = getParseTreeNode(sourceFile, isSourceFile); - if (originalSourceFile) { - originalSourceFiles.push(originalSourceFile); - } - } - return originalSourceFiles; - } - ts.getOriginalSourceFiles = getOriginalSourceFiles; - function getOriginalNodeId(node) { - node = getOriginalNode(node); - return node ? ts.getNodeId(node) : 0; - } - ts.getOriginalNodeId = getOriginalNodeId; + ts.getOriginalSourceFile = getOriginalSourceFile; var Associativity; (function (Associativity) { Associativity[Associativity["Left"] = 0] = "Left"; @@ -8318,38 +9223,38 @@ var ts; })(Associativity = ts.Associativity || (ts.Associativity = {})); function getExpressionAssociativity(expression) { var operator = getOperator(expression); - var hasArguments = expression.kind === 180 /* NewExpression */ && expression.arguments !== undefined; + var hasArguments = expression.kind === 182 /* NewExpression */ && expression.arguments !== undefined; return getOperatorAssociativity(expression.kind, operator, hasArguments); } ts.getExpressionAssociativity = getExpressionAssociativity; function getOperatorAssociativity(kind, operator, hasArguments) { switch (kind) { - case 180 /* NewExpression */: + case 182 /* NewExpression */: return hasArguments ? 0 /* Left */ : 1 /* Right */; - case 190 /* PrefixUnaryExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 189 /* AwaitExpression */: - case 193 /* ConditionalExpression */: - case 195 /* YieldExpression */: + case 192 /* PrefixUnaryExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 188 /* DeleteExpression */: + case 191 /* AwaitExpression */: + case 195 /* ConditionalExpression */: + case 197 /* YieldExpression */: return 1 /* Right */; - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (operator) { - case 39 /* AsteriskAsteriskToken */: - case 57 /* EqualsToken */: - case 58 /* PlusEqualsToken */: - case 59 /* MinusEqualsToken */: - case 61 /* AsteriskAsteriskEqualsToken */: - case 60 /* AsteriskEqualsToken */: - case 62 /* SlashEqualsToken */: - case 63 /* PercentEqualsToken */: - case 64 /* LessThanLessThanEqualsToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 67 /* AmpersandEqualsToken */: - case 69 /* CaretEqualsToken */: - case 68 /* BarEqualsToken */: + case 40 /* AsteriskAsteriskToken */: + case 58 /* EqualsToken */: + case 59 /* PlusEqualsToken */: + case 60 /* MinusEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: + case 61 /* AsteriskEqualsToken */: + case 63 /* SlashEqualsToken */: + case 64 /* PercentEqualsToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 68 /* AmpersandEqualsToken */: + case 70 /* CaretEqualsToken */: + case 69 /* BarEqualsToken */: return 1 /* Right */; } } @@ -8358,15 +9263,15 @@ var ts; ts.getOperatorAssociativity = getOperatorAssociativity; function getExpressionPrecedence(expression) { var operator = getOperator(expression); - var hasArguments = expression.kind === 180 /* NewExpression */ && expression.arguments !== undefined; + var hasArguments = expression.kind === 182 /* NewExpression */ && expression.arguments !== undefined; return getOperatorPrecedence(expression.kind, operator, hasArguments); } ts.getExpressionPrecedence = getExpressionPrecedence; function getOperator(expression) { - if (expression.kind === 192 /* BinaryExpression */) { + if (expression.kind === 194 /* BinaryExpression */) { return expression.operatorToken.kind; } - else if (expression.kind === 190 /* PrefixUnaryExpression */ || expression.kind === 191 /* PostfixUnaryExpression */) { + else if (expression.kind === 192 /* PrefixUnaryExpression */ || expression.kind === 193 /* PostfixUnaryExpression */) { return expression.operator; } else { @@ -8376,107 +9281,109 @@ var ts; ts.getOperator = getOperator; function getOperatorPrecedence(nodeKind, operatorKind, hasArguments) { switch (nodeKind) { - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 70 /* Identifier */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 71 /* Identifier */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 197 /* ClassExpression */: - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 11 /* RegularExpressionLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: - case 194 /* TemplateExpression */: - case 183 /* ParenthesizedExpression */: - case 198 /* OmittedExpression */: + case 177 /* ArrayLiteralExpression */: + case 178 /* ObjectLiteralExpression */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 199 /* ClassExpression */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 12 /* RegularExpressionLiteral */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 196 /* TemplateExpression */: + case 185 /* ParenthesizedExpression */: + case 200 /* OmittedExpression */: return 19; - case 181 /* TaggedTemplateExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: + case 183 /* TaggedTemplateExpression */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: return 18; - case 180 /* NewExpression */: + case 182 /* NewExpression */: return hasArguments ? 18 : 17; - case 179 /* CallExpression */: + case 181 /* CallExpression */: return 17; - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return 16; - case 190 /* PrefixUnaryExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 189 /* AwaitExpression */: + case 192 /* PrefixUnaryExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 188 /* DeleteExpression */: + case 191 /* AwaitExpression */: return 15; - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (operatorKind) { - case 50 /* ExclamationToken */: - case 51 /* TildeToken */: + case 51 /* ExclamationToken */: + case 52 /* TildeToken */: return 15; - case 39 /* AsteriskAsteriskToken */: - case 38 /* AsteriskToken */: - case 40 /* SlashToken */: - case 41 /* PercentToken */: + case 40 /* AsteriskAsteriskToken */: + case 39 /* AsteriskToken */: + case 41 /* SlashToken */: + case 42 /* PercentToken */: return 14; - case 36 /* PlusToken */: - case 37 /* MinusToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: return 13; - case 44 /* LessThanLessThanToken */: - case 45 /* GreaterThanGreaterThanToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: + case 45 /* LessThanLessThanToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: return 12; - case 26 /* LessThanToken */: - case 29 /* LessThanEqualsToken */: - case 28 /* GreaterThanToken */: - case 30 /* GreaterThanEqualsToken */: - case 91 /* InKeyword */: - case 92 /* InstanceOfKeyword */: + case 27 /* LessThanToken */: + case 30 /* LessThanEqualsToken */: + case 29 /* GreaterThanToken */: + case 31 /* GreaterThanEqualsToken */: + case 92 /* InKeyword */: + case 93 /* InstanceOfKeyword */: return 11; - case 31 /* EqualsEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: return 10; - case 47 /* AmpersandToken */: + case 48 /* AmpersandToken */: return 9; - case 49 /* CaretToken */: + case 50 /* CaretToken */: return 8; - case 48 /* BarToken */: + case 49 /* BarToken */: return 7; - case 52 /* AmpersandAmpersandToken */: + case 53 /* AmpersandAmpersandToken */: return 6; - case 53 /* BarBarToken */: + case 54 /* BarBarToken */: return 5; - case 57 /* EqualsToken */: - case 58 /* PlusEqualsToken */: - case 59 /* MinusEqualsToken */: - case 61 /* AsteriskAsteriskEqualsToken */: - case 60 /* AsteriskEqualsToken */: - case 62 /* SlashEqualsToken */: - case 63 /* PercentEqualsToken */: - case 64 /* LessThanLessThanEqualsToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 67 /* AmpersandEqualsToken */: - case 69 /* CaretEqualsToken */: - case 68 /* BarEqualsToken */: + case 58 /* EqualsToken */: + case 59 /* PlusEqualsToken */: + case 60 /* MinusEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: + case 61 /* AsteriskEqualsToken */: + case 63 /* SlashEqualsToken */: + case 64 /* PercentEqualsToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 68 /* AmpersandEqualsToken */: + case 70 /* CaretEqualsToken */: + case 69 /* BarEqualsToken */: return 3; - case 25 /* CommaToken */: + case 26 /* CommaToken */: return 0; default: return -1; } - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return 4; - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return 2; - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: return 1; + case 289 /* CommaListExpression */: + return 0; default: return -1; } @@ -8498,21 +9405,15 @@ var ts; return modificationCount; } function reattachFileDiagnostics(newFile) { - if (!ts.hasProperty(fileDiagnostics, newFile.fileName)) { - return; - } - for (var _i = 0, _a = fileDiagnostics[newFile.fileName]; _i < _a.length; _i++) { - var diagnostic = _a[_i]; - diagnostic.file = newFile; - } + ts.forEach(fileDiagnostics.get(newFile.fileName), function (diagnostic) { return diagnostic.file = newFile; }); } function add(diagnostic) { var diagnostics; if (diagnostic.file) { - diagnostics = fileDiagnostics[diagnostic.file.fileName]; + diagnostics = fileDiagnostics.get(diagnostic.file.fileName); if (!diagnostics) { diagnostics = []; - fileDiagnostics[diagnostic.file.fileName] = diagnostics; + fileDiagnostics.set(diagnostic.file.fileName, diagnostics); } } else { @@ -8529,16 +9430,16 @@ var ts; function getDiagnostics(fileName) { sortAndDeduplicate(); if (fileName) { - return fileDiagnostics[fileName] || []; + return fileDiagnostics.get(fileName) || []; } var allDiagnostics = []; function pushDiagnostic(d) { allDiagnostics.push(d); } ts.forEach(nonFileDiagnostics, pushDiagnostic); - for (var key in fileDiagnostics) { - ts.forEach(fileDiagnostics[key], pushDiagnostic); - } + fileDiagnostics.forEach(function (diagnostics) { + ts.forEach(diagnostics, pushDiagnostic); + }); return ts.sortAndDeduplicateDiagnostics(allDiagnostics); } function sortAndDeduplicate() { @@ -8547,9 +9448,9 @@ var ts; } diagnosticsModified = false; nonFileDiagnostics = ts.sortAndDeduplicateDiagnostics(nonFileDiagnostics); - for (var key in fileDiagnostics) { - fileDiagnostics[key] = ts.sortAndDeduplicateDiagnostics(fileDiagnostics[key]); - } + fileDiagnostics.forEach(function (diagnostics, key) { + fileDiagnostics.set(key, ts.sortAndDeduplicateDiagnostics(diagnostics)); + }); } } ts.createDiagnosticCollection = createDiagnosticCollection; @@ -8558,8 +9459,10 @@ var ts; // the language service. These characters should be escaped when printing, and if any characters are added, // the map below must be updated. Note that this regexp *does not* include the 'delete' character. // There is no reason for this other than that JSON.stringify does not handle it either. - var escapedCharsRegExp = /[\\\"\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; - var escapedCharsMap = ts.createMap({ + var doubleQuoteEscapedCharsRegExp = /[\\\"\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; + var singleQuoteEscapedCharsRegExp = /[\\\'\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; + var backtickQuoteEscapedCharsRegExp = /[\\\`\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; + var escapedCharsMap = ts.createMapFromTemplate({ "\0": "\\0", "\t": "\\t", "\v": "\\v", @@ -8569,23 +9472,34 @@ var ts; "\n": "\\n", "\\": "\\\\", "\"": "\\\"", + "\'": "\\\'", + "\`": "\\\`", "\u2028": "\\u2028", "\u2029": "\\u2029", "\u0085": "\\u0085" // nextLine }); + var escapedNullRegExp = /\\0[0-9]/g; /** * Based heavily on the abstract 'Quote'/'QuoteJSONString' operation from ECMA-262 (24.3.2.2), * but augmented for a few select characters (e.g. lineSeparator, paragraphSeparator, nextLine) * Note that this doesn't actually wrap the input in double quotes. */ - function escapeString(s) { - return s.replace(escapedCharsRegExp, getReplacement); + function escapeString(s, quoteChar) { + var escapedCharsRegExp = quoteChar === 96 /* backtick */ ? backtickQuoteEscapedCharsRegExp : + quoteChar === 39 /* singleQuote */ ? singleQuoteEscapedCharsRegExp : + doubleQuoteEscapedCharsRegExp; + return s.replace(escapedCharsRegExp, getReplacement).replace(escapedNullRegExp, nullReplacement); } ts.escapeString = escapeString; + function nullReplacement(c) { + return "\\x00" + c.charAt(c.length - 1); + } function getReplacement(c) { - return escapedCharsMap[c] || get16BitUnicodeEscapeSequence(c.charCodeAt(0)); + return escapedCharsMap.get(c) || get16BitUnicodeEscapeSequence(c.charCodeAt(0)); } function isIntrinsicJsxName(name) { + // An escaped identifier had a leading underscore prior to being escaped, which would return true + // The escape adds an extra underscore which does not change the result var ch = name.substr(0, 1); return ch.toLowerCase() === ch; } @@ -8596,14 +9510,15 @@ var ts; return "\\u" + paddedHexCode; } var nonAsciiCharacters = /[^\u0000-\u007F]/g; - function escapeNonAsciiCharacters(s) { + function escapeNonAsciiString(s, quoteChar) { + s = escapeString(s, quoteChar); // Replace non-ASCII characters with '\uNNNN' escapes if any exist. // Otherwise just return the original string. return nonAsciiCharacters.test(s) ? s.replace(nonAsciiCharacters, function (c) { return get16BitUnicodeEscapeSequence(c.charCodeAt(0)); }) : s; } - ts.escapeNonAsciiCharacters = escapeNonAsciiCharacters; + ts.escapeNonAsciiString = escapeNonAsciiString; var indentStrings = ["", " "]; function getIndentString(level) { if (indentStrings[level] === undefined) { @@ -8692,7 +9607,7 @@ var ts; ts.getResolvedExternalModuleName = getResolvedExternalModuleName; function getExternalModuleNameFromDeclaration(host, resolver, declaration) { var file = resolver.getExternalModuleFileFromDeclaration(declaration); - if (!file || isDeclarationFile(file)) { + if (!file || file.isDeclarationFile) { return undefined; } return getResolvedExternalModuleName(host, file); @@ -8727,7 +9642,7 @@ var ts; var path = outputDir ? getSourceFilePathInNewDir(sourceFile, host, outputDir) : sourceFile.fileName; - return ts.removeFileExtension(path) + ".d.ts"; + return ts.removeFileExtension(path) + ".d.ts" /* Dts */; } ts.getDeclarationEmitOutputFilePath = getDeclarationEmitOutputFilePath; /** @@ -8741,168 +9656,26 @@ var ts; */ function getSourceFilesToEmit(host, targetSourceFile) { var options = host.getCompilerOptions(); + var isSourceFileFromExternalLibrary = function (file) { return host.isSourceFileFromExternalLibrary(file); }; if (options.outFile || options.out) { var moduleKind = ts.getEmitModuleKind(options); - var moduleEmitEnabled = moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System; - var sourceFiles = getAllEmittableSourceFiles(); + var moduleEmitEnabled_1 = moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System; // Can emit only sources that are not declaration file and are either non module code or module with --module or --target es6 specified - return ts.filter(sourceFiles, moduleEmitEnabled ? isNonDeclarationFile : isBundleEmitNonExternalModule); + return ts.filter(host.getSourceFiles(), function (sourceFile) { + return (moduleEmitEnabled_1 || !ts.isExternalModule(sourceFile)) && sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary); + }); } else { - var sourceFiles = targetSourceFile === undefined ? getAllEmittableSourceFiles() : [targetSourceFile]; - return filterSourceFilesInDirectory(sourceFiles, function (file) { return host.isSourceFileFromExternalLibrary(file); }); - } - function getAllEmittableSourceFiles() { - return options.noEmitForJsFiles ? ts.filter(host.getSourceFiles(), function (sourceFile) { return !isSourceFileJavaScript(sourceFile); }) : host.getSourceFiles(); + var sourceFiles = targetSourceFile === undefined ? host.getSourceFiles() : [targetSourceFile]; + return ts.filter(sourceFiles, function (sourceFile) { return sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary); }); } } ts.getSourceFilesToEmit = getSourceFilesToEmit; - /** Don't call this for `--outFile`, just for `--outDir` or plain emit. */ - function filterSourceFilesInDirectory(sourceFiles, isSourceFileFromExternalLibrary) { - return ts.filter(sourceFiles, function (file) { return shouldEmitInDirectory(file, isSourceFileFromExternalLibrary); }); - } - ts.filterSourceFilesInDirectory = filterSourceFilesInDirectory; - function isNonDeclarationFile(sourceFile) { - return !isDeclarationFile(sourceFile); - } - /** - * Whether a file should be emitted in a non-`--outFile` case. - * Don't emit if source file is a declaration file, or was located under node_modules - */ - function shouldEmitInDirectory(sourceFile, isSourceFileFromExternalLibrary) { - return isNonDeclarationFile(sourceFile) && !isSourceFileFromExternalLibrary(sourceFile); + /** Don't call this for `--outFile`, just for `--outDir` or plain emit. `--outFile` needs additional checks. */ + function sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary) { + return !(options.noEmitForJsFiles && isSourceFileJavaScript(sourceFile)) && !sourceFile.isDeclarationFile && !isSourceFileFromExternalLibrary(sourceFile); } - function isBundleEmitNonExternalModule(sourceFile) { - return isNonDeclarationFile(sourceFile) && !ts.isExternalModule(sourceFile); - } - /** - * Iterates over each source file to emit. The source files are expected to have been - * transformed for use by the pretty printer. - * - * Originally part of `forEachExpectedEmitFile`, this functionality was extracted to support - * transformations. - * - * @param host An EmitHost. - * @param sourceFiles The transformed source files to emit. - * @param action The action to execute. - */ - function forEachTransformedEmitFile(host, sourceFiles, action, emitOnlyDtsFiles) { - var options = host.getCompilerOptions(); - // Emit on each source file - if (options.outFile || options.out) { - onBundledEmit(sourceFiles); - } - else { - for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) { - var sourceFile = sourceFiles_2[_i]; - // Don't emit if source file is a declaration file, or was located under node_modules - if (!isDeclarationFile(sourceFile) && !host.isSourceFileFromExternalLibrary(sourceFile)) { - onSingleFileEmit(host, sourceFile); - } - } - } - function onSingleFileEmit(host, sourceFile) { - // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. - // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. - // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve - var extension = ".js"; - if (options.jsx === 1 /* Preserve */) { - if (isSourceFileJavaScript(sourceFile)) { - if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) { - extension = ".jsx"; - } - } - else if (sourceFile.languageVariant === 1 /* JSX */) { - // TypeScript source file preserving JSX syntax - extension = ".jsx"; - } - } - var jsFilePath = getOwnEmitOutputFilePath(sourceFile, host, extension); - var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); - var declarationFilePath = !isSourceFileJavaScript(sourceFile) && (options.declaration || emitOnlyDtsFiles) ? getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; - action(jsFilePath, sourceMapFilePath, declarationFilePath, [sourceFile], /*isBundledEmit*/ false); - } - function onBundledEmit(sourceFiles) { - if (sourceFiles.length) { - var jsFilePath = options.outFile || options.out; - var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); - var declarationFilePath = options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" : undefined; - action(jsFilePath, sourceMapFilePath, declarationFilePath, sourceFiles, /*isBundledEmit*/ true); - } - } - } - ts.forEachTransformedEmitFile = forEachTransformedEmitFile; - function getSourceMapFilePath(jsFilePath, options) { - return options.sourceMap ? jsFilePath + ".map" : undefined; - } - /** - * Iterates over the source files that are expected to have an emit output. This function - * is used by the legacy emitter and the declaration emitter and should not be used by - * the tree transforming emitter. - * - * @param host An EmitHost. - * @param action The action to execute. - * @param targetSourceFile An optional target source file to emit. - */ - function forEachExpectedEmitFile(host, action, targetSourceFile, emitOnlyDtsFiles) { - var options = host.getCompilerOptions(); - // Emit on each source file - if (options.outFile || options.out) { - onBundledEmit(host); - } - else { - var sourceFiles = targetSourceFile === undefined ? getSourceFilesToEmit(host) : [targetSourceFile]; - for (var _i = 0, sourceFiles_3 = sourceFiles; _i < sourceFiles_3.length; _i++) { - var sourceFile = sourceFiles_3[_i]; - if (shouldEmitInDirectory(sourceFile, function (file) { return host.isSourceFileFromExternalLibrary(file); })) { - onSingleFileEmit(host, sourceFile); - } - } - } - function onSingleFileEmit(host, sourceFile) { - // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. - // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. - // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve - var extension = ".js"; - if (options.jsx === 1 /* Preserve */) { - if (isSourceFileJavaScript(sourceFile)) { - if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) { - extension = ".jsx"; - } - } - else if (sourceFile.languageVariant === 1 /* JSX */) { - // TypeScript source file preserving JSX syntax - extension = ".jsx"; - } - } - var jsFilePath = getOwnEmitOutputFilePath(sourceFile, host, extension); - var declarationFilePath = !isSourceFileJavaScript(sourceFile) && (emitOnlyDtsFiles || options.declaration) ? getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; - var emitFileNames = { - jsFilePath: jsFilePath, - sourceMapFilePath: getSourceMapFilePath(jsFilePath, options), - declarationFilePath: declarationFilePath - }; - action(emitFileNames, [sourceFile], /*isBundledEmit*/ false, emitOnlyDtsFiles); - } - function onBundledEmit(host) { - // Can emit only sources that are not declaration file and are either non module code or module with - // --module or --target es6 specified. Files included by searching under node_modules are also not emitted. - var bundledSources = ts.filter(getSourceFilesToEmit(host), function (sourceFile) { return !isDeclarationFile(sourceFile) && - !host.isSourceFileFromExternalLibrary(sourceFile) && - (!ts.isExternalModule(sourceFile) || - !!ts.getEmitModuleKind(options)); }); - if (bundledSources.length) { - var jsFilePath = options.outFile || options.out; - var emitFileNames = { - jsFilePath: jsFilePath, - sourceMapFilePath: getSourceMapFilePath(jsFilePath, options), - declarationFilePath: options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" : undefined - }; - action(emitFileNames, bundledSources, /*isBundledEmit*/ true, emitOnlyDtsFiles); - } - } - } - ts.forEachExpectedEmitFile = forEachExpectedEmitFile; + ts.sourceFileMayBeEmitted = sourceFileMayBeEmitted; function getSourceFilePathInNewDir(sourceFile, host, newDirPath) { var sourceFilePath = ts.getNormalizedAbsolutePath(sourceFile.fileName, host.getCurrentDirectory()); var commonSourceDirectory = host.getCommonSourceDirectory(); @@ -8927,19 +9700,23 @@ var ts; ts.getLineOfLocalPositionFromLineMap = getLineOfLocalPositionFromLineMap; function getFirstConstructorWithBody(node) { return ts.forEach(node.members, function (member) { - if (member.kind === 150 /* Constructor */ && nodeIsPresent(member.body)) { + if (member.kind === 152 /* Constructor */ && nodeIsPresent(member.body)) { return member; } }); } ts.getFirstConstructorWithBody = getFirstConstructorWithBody; - /** Get the type annotaion for the value parameter. */ - function getSetAccessorTypeAnnotationNode(accessor) { + function getSetAccessorValueParameter(accessor) { if (accessor && accessor.parameters.length > 0) { var hasThis = accessor.parameters.length === 2 && parameterIsThisKeyword(accessor.parameters[0]); - return accessor.parameters[hasThis ? 1 : 0].type; + return accessor.parameters[hasThis ? 1 : 0]; } } + /** Get the type annotation for the value parameter. */ + function getSetAccessorTypeAnnotationNode(accessor) { + var parameter = getSetAccessorValueParameter(accessor); + return parameter && parameter.type; + } ts.getSetAccessorTypeAnnotationNode = getSetAccessorTypeAnnotationNode; function getThisParameter(signature) { if (signature.parameters.length) { @@ -8955,11 +9732,11 @@ var ts; } ts.parameterIsThisKeyword = parameterIsThisKeyword; function isThisIdentifier(node) { - return node && node.kind === 70 /* Identifier */ && identifierIsThisKeyword(node); + return node && node.kind === 71 /* Identifier */ && identifierIsThisKeyword(node); } ts.isThisIdentifier = isThisIdentifier; function identifierIsThisKeyword(id) { - return id.originalKeywordKind === 98 /* ThisKeyword */; + return id.originalKeywordKind === 99 /* ThisKeyword */; } ts.identifierIsThisKeyword = identifierIsThisKeyword; function getAllAccessorDeclarations(declarations, accessor) { @@ -8969,10 +9746,10 @@ var ts; var setAccessor; if (hasDynamicName(accessor)) { firstAccessor = accessor; - if (accessor.kind === 151 /* GetAccessor */) { + if (accessor.kind === 153 /* GetAccessor */) { getAccessor = accessor; } - else if (accessor.kind === 152 /* SetAccessor */) { + else if (accessor.kind === 154 /* SetAccessor */) { setAccessor = accessor; } else { @@ -8981,7 +9758,7 @@ var ts; } else { ts.forEach(declarations, function (member) { - if ((member.kind === 151 /* GetAccessor */ || member.kind === 152 /* SetAccessor */) + if ((member.kind === 153 /* GetAccessor */ || member.kind === 154 /* SetAccessor */) && hasModifier(member, 32 /* Static */) === hasModifier(accessor, 32 /* Static */)) { var memberName = getPropertyNameForPropertyNameNode(member.name); var accessorName = getPropertyNameForPropertyNameNode(accessor.name); @@ -8992,10 +9769,10 @@ var ts; else if (!secondAccessor) { secondAccessor = member; } - if (member.kind === 151 /* GetAccessor */ && !getAccessor) { + if (member.kind === 153 /* GetAccessor */ && !getAccessor) { getAccessor = member; } - if (member.kind === 152 /* SetAccessor */ && !setAccessor) { + if (member.kind === 154 /* SetAccessor */ && !setAccessor) { setAccessor = member; } } @@ -9010,6 +9787,55 @@ var ts; }; } ts.getAllAccessorDeclarations = getAllAccessorDeclarations; + /** + * Gets the effective type annotation of a variable, parameter, or property. If the node was + * parsed in a JavaScript file, gets the type annotation from JSDoc. + */ + function getEffectiveTypeAnnotationNode(node, checkJSDoc) { + if (node.type) { + return node.type; + } + if (checkJSDoc || isInJavaScriptFile(node)) { + return ts.getJSDocType(node); + } + } + ts.getEffectiveTypeAnnotationNode = getEffectiveTypeAnnotationNode; + /** + * Gets the effective return type annotation of a signature. If the node was parsed in a + * JavaScript file, gets the return type annotation from JSDoc. + */ + function getEffectiveReturnTypeNode(node, checkJSDoc) { + if (node.type) { + return node.type; + } + if (checkJSDoc || isInJavaScriptFile(node)) { + return ts.getJSDocReturnType(node); + } + } + ts.getEffectiveReturnTypeNode = getEffectiveReturnTypeNode; + /** + * Gets the effective type parameters. If the node was parsed in a + * JavaScript file, gets the type parameters from the `@template` tag from JSDoc. + */ + function getEffectiveTypeParameterDeclarations(node, checkJSDoc) { + if (node.typeParameters) { + return node.typeParameters; + } + if (checkJSDoc || isInJavaScriptFile(node)) { + var templateTag = ts.getJSDocTemplateTag(node); + return templateTag && templateTag.typeParameters; + } + } + ts.getEffectiveTypeParameterDeclarations = getEffectiveTypeParameterDeclarations; + /** + * Gets the effective type annotation of the value parameter of a set accessor. If the node + * was parsed in a JavaScript file, gets the type annotation from JSDoc. + */ + function getEffectiveSetAccessorTypeAnnotationNode(node, checkJSDoc) { + var parameter = getSetAccessorValueParameter(node); + return parameter && getEffectiveTypeAnnotationNode(parameter, checkJSDoc); + } + ts.getEffectiveSetAccessorTypeAnnotationNode = getEffectiveSetAccessorTypeAnnotationNode; function emitNewLineBeforeLeadingComments(lineMap, writer, node, leadingComments) { emitNewLineBeforeLeadingCommentsOfPosition(lineMap, writer, node.pos, leadingComments); } @@ -9070,7 +9896,7 @@ var ts; // // var x = 10; if (node.pos === 0) { - leadingComments = ts.filter(ts.getLeadingCommentRanges(text, node.pos), isPinnedComment); + leadingComments = ts.filter(ts.getLeadingCommentRanges(text, node.pos), isPinnedCommentLocal); } } else { @@ -9110,9 +9936,8 @@ var ts; } } return currentDetachedCommentInfo; - function isPinnedComment(comment) { - return text.charCodeAt(comment.pos + 1) === 42 /* asterisk */ && - text.charCodeAt(comment.pos + 2) === 33 /* exclamation */; + function isPinnedCommentLocal(comment) { + return isPinnedComment(text, comment); } } ts.emitDetachedComments = emitDetachedComments; @@ -9208,13 +10033,24 @@ var ts; } ts.hasModifiers = hasModifiers; function hasModifier(node, flags) { - return (getModifierFlags(node) & flags) !== 0; + return !!getSelectedModifierFlags(node, flags); } ts.hasModifier = hasModifier; + function getSelectedModifierFlags(node, flags) { + return getModifierFlags(node) & flags; + } + ts.getSelectedModifierFlags = getSelectedModifierFlags; function getModifierFlags(node) { if (node.modifierFlagsCache & 536870912 /* HasComputedFlags */) { return node.modifierFlagsCache & ~536870912 /* HasComputedFlags */; } + var flags = getModifierFlagsNoCache(node); + node.modifierFlagsCache = flags | 536870912 /* HasComputedFlags */; + return flags; + } + ts.getModifierFlags = getModifierFlags; + /* @internal */ + function getModifierFlagsNoCache(node) { var flags = 0 /* None */; if (node.modifiers) { for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) { @@ -9222,112 +10058,105 @@ var ts; flags |= modifierToFlag(modifier.kind); } } - if (node.flags & 4 /* NestedNamespace */ || (node.kind === 70 /* Identifier */ && node.isInJSDocNamespace)) { + if (node.flags & 4 /* NestedNamespace */ || (node.kind === 71 /* Identifier */ && node.isInJSDocNamespace)) { flags |= 1 /* Export */; } - node.modifierFlagsCache = flags | 536870912 /* HasComputedFlags */; return flags; } - ts.getModifierFlags = getModifierFlags; + ts.getModifierFlagsNoCache = getModifierFlagsNoCache; function modifierToFlag(token) { switch (token) { - case 114 /* StaticKeyword */: return 32 /* Static */; - case 113 /* PublicKeyword */: return 4 /* Public */; - case 112 /* ProtectedKeyword */: return 16 /* Protected */; - case 111 /* PrivateKeyword */: return 8 /* Private */; - case 116 /* AbstractKeyword */: return 128 /* Abstract */; - case 83 /* ExportKeyword */: return 1 /* Export */; - case 123 /* DeclareKeyword */: return 2 /* Ambient */; - case 75 /* ConstKeyword */: return 2048 /* Const */; - case 78 /* DefaultKeyword */: return 512 /* Default */; - case 119 /* AsyncKeyword */: return 256 /* Async */; - case 130 /* ReadonlyKeyword */: return 64 /* Readonly */; + case 115 /* StaticKeyword */: return 32 /* Static */; + case 114 /* PublicKeyword */: return 4 /* Public */; + case 113 /* ProtectedKeyword */: return 16 /* Protected */; + case 112 /* PrivateKeyword */: return 8 /* Private */; + case 117 /* AbstractKeyword */: return 128 /* Abstract */; + case 84 /* ExportKeyword */: return 1 /* Export */; + case 124 /* DeclareKeyword */: return 2 /* Ambient */; + case 76 /* ConstKeyword */: return 2048 /* Const */; + case 79 /* DefaultKeyword */: return 512 /* Default */; + case 120 /* AsyncKeyword */: return 256 /* Async */; + case 131 /* ReadonlyKeyword */: return 64 /* Readonly */; } return 0 /* None */; } ts.modifierToFlag = modifierToFlag; function isLogicalOperator(token) { - return token === 53 /* BarBarToken */ - || token === 52 /* AmpersandAmpersandToken */ - || token === 50 /* ExclamationToken */; + return token === 54 /* BarBarToken */ + || token === 53 /* AmpersandAmpersandToken */ + || token === 51 /* ExclamationToken */; } ts.isLogicalOperator = isLogicalOperator; function isAssignmentOperator(token) { - return token >= 57 /* FirstAssignment */ && token <= 69 /* LastAssignment */; + return token >= 58 /* FirstAssignment */ && token <= 70 /* LastAssignment */; } ts.isAssignmentOperator = isAssignmentOperator; /** Get `C` given `N` if `N` is in the position `class C extends N` where `N` is an ExpressionWithTypeArguments. */ function tryGetClassExtendingExpressionWithTypeArguments(node) { - if (node.kind === 199 /* ExpressionWithTypeArguments */ && - node.parent.token === 84 /* ExtendsKeyword */ && - isClassLike(node.parent.parent)) { + if (node.kind === 201 /* ExpressionWithTypeArguments */ && + node.parent.token === 85 /* ExtendsKeyword */ && + ts.isClassLike(node.parent.parent)) { return node.parent.parent; } } ts.tryGetClassExtendingExpressionWithTypeArguments = tryGetClassExtendingExpressionWithTypeArguments; function isAssignmentExpression(node, excludeCompoundAssignment) { - return isBinaryExpression(node) + return ts.isBinaryExpression(node) && (excludeCompoundAssignment - ? node.operatorToken.kind === 57 /* EqualsToken */ + ? node.operatorToken.kind === 58 /* EqualsToken */ : isAssignmentOperator(node.operatorToken.kind)) - && isLeftHandSideExpression(node.left); + && ts.isLeftHandSideExpression(node.left); } ts.isAssignmentExpression = isAssignmentExpression; function isDestructuringAssignment(node) { if (isAssignmentExpression(node, /*excludeCompoundAssignment*/ true)) { var kind = node.left.kind; - return kind === 176 /* ObjectLiteralExpression */ - || kind === 175 /* ArrayLiteralExpression */; + return kind === 178 /* ObjectLiteralExpression */ + || kind === 177 /* ArrayLiteralExpression */; } return false; } ts.isDestructuringAssignment = isDestructuringAssignment; - // Returns false if this heritage clause element's expression contains something unsupported - // (i.e. not a name or dotted name). - function isSupportedExpressionWithTypeArguments(node) { - return isSupportedExpressionWithTypeArgumentsRest(node.expression); - } - ts.isSupportedExpressionWithTypeArguments = isSupportedExpressionWithTypeArguments; - function isSupportedExpressionWithTypeArgumentsRest(node) { - if (node.kind === 70 /* Identifier */) { - return true; - } - else if (isPropertyAccessExpression(node)) { - return isSupportedExpressionWithTypeArgumentsRest(node.expression); - } - else { - return false; - } - } function isExpressionWithTypeArgumentsInClassExtendsClause(node) { return tryGetClassExtendingExpressionWithTypeArguments(node) !== undefined; } ts.isExpressionWithTypeArgumentsInClassExtendsClause = isExpressionWithTypeArgumentsInClassExtendsClause; + function isExpressionWithTypeArgumentsInClassImplementsClause(node) { + return node.kind === 201 /* ExpressionWithTypeArguments */ + && isEntityNameExpression(node.expression) + && node.parent + && node.parent.token === 108 /* ImplementsKeyword */ + && node.parent.parent + && ts.isClassLike(node.parent.parent); + } + ts.isExpressionWithTypeArgumentsInClassImplementsClause = isExpressionWithTypeArgumentsInClassImplementsClause; function isEntityNameExpression(node) { - return node.kind === 70 /* Identifier */ || - node.kind === 177 /* PropertyAccessExpression */ && isEntityNameExpression(node.expression); + return node.kind === 71 /* Identifier */ || + node.kind === 179 /* PropertyAccessExpression */ && isEntityNameExpression(node.expression); } ts.isEntityNameExpression = isEntityNameExpression; function isRightSideOfQualifiedNameOrPropertyAccess(node) { - return (node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node) || - (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node); + return (node.parent.kind === 143 /* QualifiedName */ && node.parent.right === node) || + (node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.name === node); } ts.isRightSideOfQualifiedNameOrPropertyAccess = isRightSideOfQualifiedNameOrPropertyAccess; - function isEmptyObjectLiteralOrArrayLiteral(expression) { - var kind = expression.kind; - if (kind === 176 /* ObjectLiteralExpression */) { - return expression.properties.length === 0; - } - if (kind === 175 /* ArrayLiteralExpression */) { - return expression.elements.length === 0; - } - return false; + function isEmptyObjectLiteral(expression) { + return expression.kind === 178 /* ObjectLiteralExpression */ && + expression.properties.length === 0; + } + ts.isEmptyObjectLiteral = isEmptyObjectLiteral; + function isEmptyArrayLiteral(expression) { + return expression.kind === 177 /* ArrayLiteralExpression */ && + expression.elements.length === 0; } - ts.isEmptyObjectLiteralOrArrayLiteral = isEmptyObjectLiteralOrArrayLiteral; + ts.isEmptyArrayLiteral = isEmptyArrayLiteral; function getLocalSymbolForExportDefault(symbol) { - return symbol && symbol.valueDeclaration && hasModifier(symbol.valueDeclaration, 512 /* Default */) ? symbol.valueDeclaration.localSymbol : undefined; + return isExportDefaultSymbol(symbol) ? symbol.declarations[0].localSymbol : undefined; } ts.getLocalSymbolForExportDefault = getLocalSymbolForExportDefault; + function isExportDefaultSymbol(symbol) { + return symbol && ts.length(symbol.declarations) > 0 && hasModifier(symbol.declarations[0], 512 /* Default */); + } /** Return ".ts", ".d.ts", or ".tsx", if that is the extension. */ function tryExtractTypeScriptExtension(fileName) { return ts.find(ts.supportedTypescriptExtensionsForExtractExtension, function (extension) { return ts.fileExtensionIs(fileName, extension); }); @@ -9401,119 +10230,87 @@ var ts; ts.convertToBase64 = convertToBase64; var carriageReturnLineFeed = "\r\n"; var lineFeed = "\n"; - function getNewLineCharacter(options) { - if (options.newLine === 0 /* CarriageReturnLineFeed */) { - return carriageReturnLineFeed; - } - else if (options.newLine === 1 /* LineFeed */) { - return lineFeed; + function getNewLineCharacter(options, system) { + switch (options.newLine) { + case 0 /* CarriageReturnLineFeed */: + return carriageReturnLineFeed; + case 1 /* LineFeed */: + return lineFeed; } - else if (ts.sys) { - return ts.sys.newLine; - } - return carriageReturnLineFeed; + return system ? system.newLine : ts.sys ? ts.sys.newLine : carriageReturnLineFeed; } ts.getNewLineCharacter = getNewLineCharacter; /** - * Tests whether a node and its subtree is simple enough to have its position - * information ignored when emitting source maps in a destructuring assignment. - * - * @param node The expression to test. + * Formats an enum value as a string for debugging and debug assertions. */ - function isSimpleExpression(node) { - return isSimpleExpressionWorker(node, 0); - } - ts.isSimpleExpression = isSimpleExpression; - function isSimpleExpressionWorker(node, depth) { - if (depth <= 5) { - var kind = node.kind; - if (kind === 9 /* StringLiteral */ - || kind === 8 /* NumericLiteral */ - || kind === 11 /* RegularExpressionLiteral */ - || kind === 12 /* NoSubstitutionTemplateLiteral */ - || kind === 70 /* Identifier */ - || kind === 98 /* ThisKeyword */ - || kind === 96 /* SuperKeyword */ - || kind === 100 /* TrueKeyword */ - || kind === 85 /* FalseKeyword */ - || kind === 94 /* NullKeyword */) { - return true; - } - else if (kind === 177 /* PropertyAccessExpression */) { - return isSimpleExpressionWorker(node.expression, depth + 1); - } - else if (kind === 178 /* ElementAccessExpression */) { - return isSimpleExpressionWorker(node.expression, depth + 1) - && isSimpleExpressionWorker(node.argumentExpression, depth + 1); - } - else if (kind === 190 /* PrefixUnaryExpression */ - || kind === 191 /* PostfixUnaryExpression */) { - return isSimpleExpressionWorker(node.operand, depth + 1); - } - else if (kind === 192 /* BinaryExpression */) { - return node.operatorToken.kind !== 39 /* AsteriskAsteriskToken */ - && isSimpleExpressionWorker(node.left, depth + 1) - && isSimpleExpressionWorker(node.right, depth + 1); - } - else if (kind === 193 /* ConditionalExpression */) { - return isSimpleExpressionWorker(node.condition, depth + 1) - && isSimpleExpressionWorker(node.whenTrue, depth + 1) - && isSimpleExpressionWorker(node.whenFalse, depth + 1); - } - else if (kind === 188 /* VoidExpression */ - || kind === 187 /* TypeOfExpression */ - || kind === 186 /* DeleteExpression */) { - return isSimpleExpressionWorker(node.expression, depth + 1); - } - else if (kind === 175 /* ArrayLiteralExpression */) { - return node.elements.length === 0; + function formatEnum(value, enumObject, isFlags) { + if (value === void 0) { value = 0; } + var members = getEnumMembers(enumObject); + if (value === 0) { + return members.length > 0 && members[0][0] === 0 ? members[0][1] : "0"; + } + if (isFlags) { + var result = ""; + var remainingFlags = value; + for (var i = members.length - 1; i >= 0 && remainingFlags !== 0; i--) { + var _a = members[i], enumValue = _a[0], enumName = _a[1]; + if (enumValue !== 0 && (remainingFlags & enumValue) === enumValue) { + remainingFlags &= ~enumValue; + result = "" + enumName + (result ? ", " : "") + result; + } } - else if (kind === 176 /* ObjectLiteralExpression */) { - return node.properties.length === 0; + if (remainingFlags === 0) { + return result; } - else if (kind === 179 /* CallExpression */) { - if (!isSimpleExpressionWorker(node.expression, depth + 1)) { - return false; - } - for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) { - var argument = _a[_i]; - if (!isSimpleExpressionWorker(argument, depth + 1)) { - return false; - } + } + else { + for (var _i = 0, members_1 = members; _i < members_1.length; _i++) { + var _b = members_1[_i], enumValue = _b[0], enumName = _b[1]; + if (enumValue === value) { + return enumName; } - return true; } } - return false; + return value.toString(); } - var syntaxKindCache = ts.createMap(); - function formatSyntaxKind(kind) { - var syntaxKindEnum = ts.SyntaxKind; - if (syntaxKindEnum) { - if (syntaxKindCache[kind]) { - return syntaxKindCache[kind]; - } - for (var name_7 in syntaxKindEnum) { - if (syntaxKindEnum[name_7] === kind) { - return syntaxKindCache[kind] = kind.toString() + " (" + name_7 + ")"; - } + function getEnumMembers(enumObject) { + var result = []; + for (var name in enumObject) { + var value = enumObject[name]; + if (typeof value === "number") { + result.push([value, name]); } } - else { - return kind.toString(); - } + return ts.stableSort(result, function (x, y) { return ts.compareValues(x[0], y[0]); }); + } + function formatSyntaxKind(kind) { + return formatEnum(kind, ts.SyntaxKind, /*isFlags*/ false); } ts.formatSyntaxKind = formatSyntaxKind; - /** - * Increases (or decreases) a position by the provided amount. - * - * @param pos The position. - * @param value The delta. - */ - function movePos(pos, value) { - return ts.positionIsSynthesized(pos) ? -1 : pos + value; + function formatModifierFlags(flags) { + return formatEnum(flags, ts.ModifierFlags, /*isFlags*/ true); + } + ts.formatModifierFlags = formatModifierFlags; + function formatTransformFlags(flags) { + return formatEnum(flags, ts.TransformFlags, /*isFlags*/ true); + } + ts.formatTransformFlags = formatTransformFlags; + function formatEmitFlags(flags) { + return formatEnum(flags, ts.EmitFlags, /*isFlags*/ true); + } + ts.formatEmitFlags = formatEmitFlags; + function formatSymbolFlags(flags) { + return formatEnum(flags, ts.SymbolFlags, /*isFlags*/ true); + } + ts.formatSymbolFlags = formatSymbolFlags; + function formatTypeFlags(flags) { + return formatEnum(flags, ts.TypeFlags, /*isFlags*/ true); + } + ts.formatTypeFlags = formatTypeFlags; + function formatObjectFlags(flags) { + return formatEnum(flags, ts.ObjectFlags, /*isFlags*/ true); } - ts.movePos = movePos; + ts.formatObjectFlags = formatObjectFlags; /** * Creates a new TextRange from the provided pos and end. * @@ -9571,26 +10368,6 @@ var ts; return range.pos === range.end; } ts.isCollapsedRange = isCollapsedRange; - /** - * Creates a new TextRange from a provided range with its end position collapsed to its - * start position. - * - * @param range A TextRange. - */ - function collapseRangeToStart(range) { - return isCollapsedRange(range) ? range : moveRangeEnd(range, range.pos); - } - ts.collapseRangeToStart = collapseRangeToStart; - /** - * Creates a new TextRange from a provided range with its start position collapsed to its - * end position. - * - * @param range A TextRange. - */ - function collapseRangeToEnd(range) { - return isCollapsedRange(range) ? range : moveRangePos(range, range.end); - } - ts.collapseRangeToEnd = collapseRangeToEnd; /** * Creates a new TextRange for a token at the provides start position. * @@ -9635,11 +10412,11 @@ var ts; * declaration. */ function isDeclarationNameOfEnumOrNamespace(node) { - var parseNode = getParseTreeNode(node); + var parseNode = ts.getParseTreeNode(node); if (parseNode) { switch (parseNode.parent.kind) { - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: + case 232 /* EnumDeclaration */: + case 233 /* ModuleDeclaration */: return parseNode === parseNode.parent.name; } } @@ -9653,657 +10430,183 @@ var ts; function isInitializedVariable(node) { return node.initializer !== undefined; } - /** - * Gets a value indicating whether a node is merged with a class declaration in the same scope. - */ - function isMergedWithClass(node) { - if (node.symbol) { - for (var _i = 0, _a = node.symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (declaration.kind === 226 /* ClassDeclaration */ && declaration !== node) { - return true; - } - } - } - return false; - } - ts.isMergedWithClass = isMergedWithClass; - /** - * Gets a value indicating whether a node is the first declaration of its kind. - * - * @param node A Declaration node. - * @param kind The SyntaxKind to find among related declarations. - */ - function isFirstDeclarationOfKind(node, kind) { - return node.symbol && getDeclarationOfKind(node.symbol, kind) === node; - } - ts.isFirstDeclarationOfKind = isFirstDeclarationOfKind; - // Node tests - // - // All node tests in the following list should *not* reference parent pointers so that - // they may be used with transformations. - // Node Arrays - function isNodeArray(array) { - return array.hasOwnProperty("pos") - && array.hasOwnProperty("end"); - } - ts.isNodeArray = isNodeArray; - // Literals - function isNoSubstitutionTemplateLiteral(node) { - return node.kind === 12 /* NoSubstitutionTemplateLiteral */; - } - ts.isNoSubstitutionTemplateLiteral = isNoSubstitutionTemplateLiteral; - function isLiteralKind(kind) { - return 8 /* FirstLiteralToken */ <= kind && kind <= 12 /* LastLiteralToken */; - } - ts.isLiteralKind = isLiteralKind; - function isTextualLiteralKind(kind) { - return kind === 9 /* StringLiteral */ || kind === 12 /* NoSubstitutionTemplateLiteral */; - } - ts.isTextualLiteralKind = isTextualLiteralKind; - function isLiteralExpression(node) { - return isLiteralKind(node.kind); - } - ts.isLiteralExpression = isLiteralExpression; - // Pseudo-literals - function isTemplateLiteralKind(kind) { - return 12 /* FirstTemplateToken */ <= kind && kind <= 15 /* LastTemplateToken */; - } - ts.isTemplateLiteralKind = isTemplateLiteralKind; - function isTemplateHead(node) { - return node.kind === 13 /* TemplateHead */; - } - ts.isTemplateHead = isTemplateHead; - function isTemplateMiddleOrTemplateTail(node) { - var kind = node.kind; - return kind === 14 /* TemplateMiddle */ - || kind === 15 /* TemplateTail */; - } - ts.isTemplateMiddleOrTemplateTail = isTemplateMiddleOrTemplateTail; - // Identifiers - function isIdentifier(node) { - return node.kind === 70 /* Identifier */; - } - ts.isIdentifier = isIdentifier; - function isVoidExpression(node) { - return node.kind === 188 /* VoidExpression */; - } - ts.isVoidExpression = isVoidExpression; - function isGeneratedIdentifier(node) { - // Using `>` here catches both `GeneratedIdentifierKind.None` and `undefined`. - return isIdentifier(node) && node.autoGenerateKind > 0 /* None */; - } - ts.isGeneratedIdentifier = isGeneratedIdentifier; - // Keywords - function isModifier(node) { - return isModifierKind(node.kind); - } - ts.isModifier = isModifier; - // Names - function isQualifiedName(node) { - return node.kind === 141 /* QualifiedName */; - } - ts.isQualifiedName = isQualifiedName; - function isComputedPropertyName(node) { - return node.kind === 142 /* ComputedPropertyName */; - } - ts.isComputedPropertyName = isComputedPropertyName; - function isEntityName(node) { - var kind = node.kind; - return kind === 141 /* QualifiedName */ - || kind === 70 /* Identifier */; - } - ts.isEntityName = isEntityName; - function isPropertyName(node) { - var kind = node.kind; - return kind === 70 /* Identifier */ - || kind === 9 /* StringLiteral */ - || kind === 8 /* NumericLiteral */ - || kind === 142 /* ComputedPropertyName */; - } - ts.isPropertyName = isPropertyName; - function isModuleName(node) { - var kind = node.kind; - return kind === 70 /* Identifier */ - || kind === 9 /* StringLiteral */; - } - ts.isModuleName = isModuleName; - function isBindingName(node) { - var kind = node.kind; - return kind === 70 /* Identifier */ - || kind === 172 /* ObjectBindingPattern */ - || kind === 173 /* ArrayBindingPattern */; - } - ts.isBindingName = isBindingName; - // Signature elements - function isTypeParameter(node) { - return node.kind === 143 /* TypeParameter */; - } - ts.isTypeParameter = isTypeParameter; - function isParameter(node) { - return node.kind === 144 /* Parameter */; - } - ts.isParameter = isParameter; - function isDecorator(node) { - return node.kind === 145 /* Decorator */; - } - ts.isDecorator = isDecorator; - // Type members - function isMethodDeclaration(node) { - return node.kind === 149 /* MethodDeclaration */; - } - ts.isMethodDeclaration = isMethodDeclaration; - function isClassElement(node) { - var kind = node.kind; - return kind === 150 /* Constructor */ - || kind === 147 /* PropertyDeclaration */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 155 /* IndexSignature */ - || kind === 203 /* SemicolonClassElement */; - } - ts.isClassElement = isClassElement; - function isObjectLiteralElementLike(node) { - var kind = node.kind; - return kind === 257 /* PropertyAssignment */ - || kind === 258 /* ShorthandPropertyAssignment */ - || kind === 259 /* SpreadAssignment */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 244 /* MissingDeclaration */; - } - ts.isObjectLiteralElementLike = isObjectLiteralElementLike; - // Type - function isTypeNodeKind(kind) { - return (kind >= 156 /* FirstTypeNode */ && kind <= 171 /* LastTypeNode */) - || kind === 118 /* AnyKeyword */ - || kind === 132 /* NumberKeyword */ - || kind === 121 /* BooleanKeyword */ - || kind === 134 /* StringKeyword */ - || kind === 135 /* SymbolKeyword */ - || kind === 104 /* VoidKeyword */ - || kind === 129 /* NeverKeyword */ - || kind === 199 /* ExpressionWithTypeArguments */; - } - /** - * Node test that determines whether a node is a valid type node. - * This differs from the `isPartOfTypeNode` function which determines whether a node is *part* - * of a TypeNode. - */ - function isTypeNode(node) { - return isTypeNodeKind(node.kind); - } - ts.isTypeNode = isTypeNode; - // Binding patterns - function isArrayBindingPattern(node) { - return node.kind === 173 /* ArrayBindingPattern */; - } - ts.isArrayBindingPattern = isArrayBindingPattern; - function isObjectBindingPattern(node) { - return node.kind === 172 /* ObjectBindingPattern */; + function isWatchSet(options) { + // Firefox has Object.prototype.watch + return options.watch && options.hasOwnProperty("watch"); } - ts.isObjectBindingPattern = isObjectBindingPattern; - function isBindingPattern(node) { - if (node) { - var kind = node.kind; - return kind === 173 /* ArrayBindingPattern */ - || kind === 172 /* ObjectBindingPattern */; + ts.isWatchSet = isWatchSet; + function getCheckFlags(symbol) { + return symbol.flags & 33554432 /* Transient */ ? symbol.checkFlags : 0; + } + ts.getCheckFlags = getCheckFlags; + function getDeclarationModifierFlagsFromSymbol(s) { + if (s.valueDeclaration) { + var flags = ts.getCombinedModifierFlags(s.valueDeclaration); + return s.parent && s.parent.flags & 32 /* Class */ ? flags : flags & ~28 /* AccessibilityModifier */; + } + if (getCheckFlags(s) & 6 /* Synthetic */) { + var checkFlags = s.checkFlags; + var accessModifier = checkFlags & 256 /* ContainsPrivate */ ? 8 /* Private */ : + checkFlags & 64 /* ContainsPublic */ ? 4 /* Public */ : + 16 /* Protected */; + var staticModifier = checkFlags & 512 /* ContainsStatic */ ? 32 /* Static */ : 0; + return accessModifier | staticModifier; + } + if (s.flags & 4194304 /* Prototype */) { + return 4 /* Public */ | 32 /* Static */; } - return false; - } - ts.isBindingPattern = isBindingPattern; - function isAssignmentPattern(node) { - var kind = node.kind; - return kind === 175 /* ArrayLiteralExpression */ - || kind === 176 /* ObjectLiteralExpression */; - } - ts.isAssignmentPattern = isAssignmentPattern; - function isBindingElement(node) { - return node.kind === 174 /* BindingElement */; - } - ts.isBindingElement = isBindingElement; - function isArrayBindingElement(node) { - var kind = node.kind; - return kind === 174 /* BindingElement */ - || kind === 198 /* OmittedExpression */; + return 0; } - ts.isArrayBindingElement = isArrayBindingElement; - /** - * Determines whether the BindingOrAssignmentElement is a BindingElement-like declaration - */ - function isDeclarationBindingElement(bindingElement) { - switch (bindingElement.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 174 /* BindingElement */: - return true; + ts.getDeclarationModifierFlagsFromSymbol = getDeclarationModifierFlagsFromSymbol; + function levenshtein(s1, s2) { + var previous = new Array(s2.length + 1); + var current = new Array(s2.length + 1); + for (var i = 0; i < s2.length + 1; i++) { + previous[i] = i; + current[i] = -1; + } + for (var i = 1; i < s1.length + 1; i++) { + current[0] = i; + for (var j = 1; j < s2.length + 1; j++) { + current[j] = Math.min(previous[j] + 1, current[j - 1] + 1, previous[j - 1] + (s1[i - 1] === s2[j - 1] ? 0 : 2)); + } + // shift current back to previous, and then reuse previous' array + var tmp = previous; + previous = current; + current = tmp; + } + return previous[previous.length - 1]; + } + ts.levenshtein = levenshtein; + function skipAlias(symbol, checker) { + return symbol.flags & 2097152 /* Alias */ ? checker.getAliasedSymbol(symbol) : symbol; + } + ts.skipAlias = skipAlias; + /** See comment on `declareModuleMember` in `binder.ts`. */ + function getCombinedLocalAndExportSymbolFlags(symbol) { + return symbol.exportSymbol ? symbol.exportSymbol.flags | symbol.flags : symbol.flags; + } + ts.getCombinedLocalAndExportSymbolFlags = getCombinedLocalAndExportSymbolFlags; + function isWriteOnlyAccess(node) { + return accessKind(node) === 1 /* Write */; + } + ts.isWriteOnlyAccess = isWriteOnlyAccess; + function isWriteAccess(node) { + return accessKind(node) !== 0 /* Read */; + } + ts.isWriteAccess = isWriteAccess; + var AccessKind; + (function (AccessKind) { + /** Only reads from a variable. */ + AccessKind[AccessKind["Read"] = 0] = "Read"; + /** Only writes to a variable without using the result. E.g.: `x++;`. */ + AccessKind[AccessKind["Write"] = 1] = "Write"; + /** Writes to a variable and uses the result as an expression. E.g.: `f(x++);`. */ + AccessKind[AccessKind["ReadWrite"] = 2] = "ReadWrite"; + })(AccessKind || (AccessKind = {})); + function accessKind(node) { + var parent = node.parent; + if (!parent) + return 0 /* Read */; + switch (parent.kind) { + case 193 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + var operator = parent.operator; + return operator === 43 /* PlusPlusToken */ || operator === 44 /* MinusMinusToken */ ? writeOrReadWrite() : 0 /* Read */; + case 194 /* BinaryExpression */: + var _a = parent, left = _a.left, operatorToken = _a.operatorToken; + return left === node && isAssignmentOperator(operatorToken.kind) ? writeOrReadWrite() : 0 /* Read */; + case 179 /* PropertyAccessExpression */: + return parent.name !== node ? 0 /* Read */ : accessKind(parent); + default: + return 0 /* Read */; + } + function writeOrReadWrite() { + // If grandparent is not an ExpressionStatement, this is used as an expression in addition to having a side effect. + return parent.parent && parent.parent.kind === 210 /* ExpressionStatement */ ? 1 /* Write */ : 2 /* ReadWrite */; } - return false; - } - ts.isDeclarationBindingElement = isDeclarationBindingElement; - /** - * Determines whether a node is a BindingOrAssignmentPattern - */ - function isBindingOrAssignmentPattern(node) { - return isObjectBindingOrAssignmentPattern(node) - || isArrayBindingOrAssignmentPattern(node); } - ts.isBindingOrAssignmentPattern = isBindingOrAssignmentPattern; - /** - * Determines whether a node is an ObjectBindingOrAssignmentPattern - */ - function isObjectBindingOrAssignmentPattern(node) { - switch (node.kind) { - case 172 /* ObjectBindingPattern */: - case 176 /* ObjectLiteralExpression */: - return true; + function compareDataObjects(dst, src) { + if (!dst || !src || Object.keys(dst).length !== Object.keys(src).length) { + return false; } - return false; + for (var e in dst) { + if (typeof dst[e] === "object") { + if (!compareDataObjects(dst[e], src[e])) { + return false; + } + } + else if (typeof dst[e] !== "function") { + if (dst[e] !== src[e]) { + return false; + } + } + } + return true; } - ts.isObjectBindingOrAssignmentPattern = isObjectBindingOrAssignmentPattern; + ts.compareDataObjects = compareDataObjects; /** - * Determines whether a node is an ArrayBindingOrAssignmentPattern + * clears already present map by calling onDeleteExistingValue callback before deleting that key/value */ - function isArrayBindingOrAssignmentPattern(node) { - switch (node.kind) { - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: - return true; - } - return false; - } - ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern; - // Expression - function isArrayLiteralExpression(node) { - return node.kind === 175 /* ArrayLiteralExpression */; - } - ts.isArrayLiteralExpression = isArrayLiteralExpression; - function isObjectLiteralExpression(node) { - return node.kind === 176 /* ObjectLiteralExpression */; - } - ts.isObjectLiteralExpression = isObjectLiteralExpression; - function isPropertyAccessExpression(node) { - return node.kind === 177 /* PropertyAccessExpression */; - } - ts.isPropertyAccessExpression = isPropertyAccessExpression; - function isElementAccessExpression(node) { - return node.kind === 178 /* ElementAccessExpression */; - } - ts.isElementAccessExpression = isElementAccessExpression; - function isBinaryExpression(node) { - return node.kind === 192 /* BinaryExpression */; - } - ts.isBinaryExpression = isBinaryExpression; - function isConditionalExpression(node) { - return node.kind === 193 /* ConditionalExpression */; - } - ts.isConditionalExpression = isConditionalExpression; - function isCallExpression(node) { - return node.kind === 179 /* CallExpression */; - } - ts.isCallExpression = isCallExpression; - function isTemplateLiteral(node) { - var kind = node.kind; - return kind === 194 /* TemplateExpression */ - || kind === 12 /* NoSubstitutionTemplateLiteral */; - } - ts.isTemplateLiteral = isTemplateLiteral; - function isSpreadExpression(node) { - return node.kind === 196 /* SpreadElement */; - } - ts.isSpreadExpression = isSpreadExpression; - function isExpressionWithTypeArguments(node) { - return node.kind === 199 /* ExpressionWithTypeArguments */; - } - ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments; - function isLeftHandSideExpressionKind(kind) { - return kind === 177 /* PropertyAccessExpression */ - || kind === 178 /* ElementAccessExpression */ - || kind === 180 /* NewExpression */ - || kind === 179 /* CallExpression */ - || kind === 246 /* JsxElement */ - || kind === 247 /* JsxSelfClosingElement */ - || kind === 181 /* TaggedTemplateExpression */ - || kind === 175 /* ArrayLiteralExpression */ - || kind === 183 /* ParenthesizedExpression */ - || kind === 176 /* ObjectLiteralExpression */ - || kind === 197 /* ClassExpression */ - || kind === 184 /* FunctionExpression */ - || kind === 70 /* Identifier */ - || kind === 11 /* RegularExpressionLiteral */ - || kind === 8 /* NumericLiteral */ - || kind === 9 /* StringLiteral */ - || kind === 12 /* NoSubstitutionTemplateLiteral */ - || kind === 194 /* TemplateExpression */ - || kind === 85 /* FalseKeyword */ - || kind === 94 /* NullKeyword */ - || kind === 98 /* ThisKeyword */ - || kind === 100 /* TrueKeyword */ - || kind === 96 /* SuperKeyword */ - || kind === 201 /* NonNullExpression */; - } - function isLeftHandSideExpression(node) { - return isLeftHandSideExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); - } - ts.isLeftHandSideExpression = isLeftHandSideExpression; - function isUnaryExpressionKind(kind) { - return kind === 190 /* PrefixUnaryExpression */ - || kind === 191 /* PostfixUnaryExpression */ - || kind === 186 /* DeleteExpression */ - || kind === 187 /* TypeOfExpression */ - || kind === 188 /* VoidExpression */ - || kind === 189 /* AwaitExpression */ - || kind === 182 /* TypeAssertionExpression */ - || isLeftHandSideExpressionKind(kind); - } - function isUnaryExpression(node) { - return isUnaryExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); - } - ts.isUnaryExpression = isUnaryExpression; - function isExpressionKind(kind) { - return kind === 193 /* ConditionalExpression */ - || kind === 195 /* YieldExpression */ - || kind === 185 /* ArrowFunction */ - || kind === 192 /* BinaryExpression */ - || kind === 196 /* SpreadElement */ - || kind === 200 /* AsExpression */ - || kind === 198 /* OmittedExpression */ - || isUnaryExpressionKind(kind); - } - function isExpression(node) { - return isExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); - } - ts.isExpression = isExpression; - function isAssertionExpression(node) { - var kind = node.kind; - return kind === 182 /* TypeAssertionExpression */ - || kind === 200 /* AsExpression */; - } - ts.isAssertionExpression = isAssertionExpression; - function isPartiallyEmittedExpression(node) { - return node.kind === 294 /* PartiallyEmittedExpression */; - } - ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression; - function isNotEmittedStatement(node) { - return node.kind === 293 /* NotEmittedStatement */; - } - ts.isNotEmittedStatement = isNotEmittedStatement; - function isNotEmittedOrPartiallyEmittedNode(node) { - return isNotEmittedStatement(node) - || isPartiallyEmittedExpression(node); - } - ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode; - function isOmittedExpression(node) { - return node.kind === 198 /* OmittedExpression */; - } - ts.isOmittedExpression = isOmittedExpression; - // Misc - function isTemplateSpan(node) { - return node.kind === 202 /* TemplateSpan */; - } - ts.isTemplateSpan = isTemplateSpan; - // Element - function isBlock(node) { - return node.kind === 204 /* Block */; - } - ts.isBlock = isBlock; - function isConciseBody(node) { - return isBlock(node) - || isExpression(node); - } - ts.isConciseBody = isConciseBody; - function isFunctionBody(node) { - return isBlock(node); - } - ts.isFunctionBody = isFunctionBody; - function isForInitializer(node) { - return isVariableDeclarationList(node) - || isExpression(node); - } - ts.isForInitializer = isForInitializer; - function isVariableDeclaration(node) { - return node.kind === 223 /* VariableDeclaration */; - } - ts.isVariableDeclaration = isVariableDeclaration; - function isVariableDeclarationList(node) { - return node.kind === 224 /* VariableDeclarationList */; - } - ts.isVariableDeclarationList = isVariableDeclarationList; - function isCaseBlock(node) { - return node.kind === 232 /* CaseBlock */; - } - ts.isCaseBlock = isCaseBlock; - function isModuleBody(node) { - var kind = node.kind; - return kind === 231 /* ModuleBlock */ - || kind === 230 /* ModuleDeclaration */; - } - ts.isModuleBody = isModuleBody; - function isImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */; - } - ts.isImportEqualsDeclaration = isImportEqualsDeclaration; - function isImportClause(node) { - return node.kind === 236 /* ImportClause */; - } - ts.isImportClause = isImportClause; - function isNamedImportBindings(node) { - var kind = node.kind; - return kind === 238 /* NamedImports */ - || kind === 237 /* NamespaceImport */; - } - ts.isNamedImportBindings = isNamedImportBindings; - function isImportSpecifier(node) { - return node.kind === 239 /* ImportSpecifier */; - } - ts.isImportSpecifier = isImportSpecifier; - function isNamedExports(node) { - return node.kind === 242 /* NamedExports */; - } - ts.isNamedExports = isNamedExports; - function isExportSpecifier(node) { - return node.kind === 243 /* ExportSpecifier */; - } - ts.isExportSpecifier = isExportSpecifier; - function isModuleOrEnumDeclaration(node) { - return node.kind === 230 /* ModuleDeclaration */ || node.kind === 229 /* EnumDeclaration */; - } - ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration; - function isDeclarationKind(kind) { - return kind === 185 /* ArrowFunction */ - || kind === 174 /* BindingElement */ - || kind === 226 /* ClassDeclaration */ - || kind === 197 /* ClassExpression */ - || kind === 150 /* Constructor */ - || kind === 229 /* EnumDeclaration */ - || kind === 260 /* EnumMember */ - || kind === 243 /* ExportSpecifier */ - || kind === 225 /* FunctionDeclaration */ - || kind === 184 /* FunctionExpression */ - || kind === 151 /* GetAccessor */ - || kind === 236 /* ImportClause */ - || kind === 234 /* ImportEqualsDeclaration */ - || kind === 239 /* ImportSpecifier */ - || kind === 227 /* InterfaceDeclaration */ - || kind === 149 /* MethodDeclaration */ - || kind === 148 /* MethodSignature */ - || kind === 230 /* ModuleDeclaration */ - || kind === 233 /* NamespaceExportDeclaration */ - || kind === 237 /* NamespaceImport */ - || kind === 144 /* Parameter */ - || kind === 257 /* PropertyAssignment */ - || kind === 147 /* PropertyDeclaration */ - || kind === 146 /* PropertySignature */ - || kind === 152 /* SetAccessor */ - || kind === 258 /* ShorthandPropertyAssignment */ - || kind === 228 /* TypeAliasDeclaration */ - || kind === 143 /* TypeParameter */ - || kind === 223 /* VariableDeclaration */ - || kind === 285 /* JSDocTypedefTag */; - } - function isDeclarationStatementKind(kind) { - return kind === 225 /* FunctionDeclaration */ - || kind === 244 /* MissingDeclaration */ - || kind === 226 /* ClassDeclaration */ - || kind === 227 /* InterfaceDeclaration */ - || kind === 228 /* TypeAliasDeclaration */ - || kind === 229 /* EnumDeclaration */ - || kind === 230 /* ModuleDeclaration */ - || kind === 235 /* ImportDeclaration */ - || kind === 234 /* ImportEqualsDeclaration */ - || kind === 241 /* ExportDeclaration */ - || kind === 240 /* ExportAssignment */ - || kind === 233 /* NamespaceExportDeclaration */; - } - function isStatementKindButNotDeclarationKind(kind) { - return kind === 215 /* BreakStatement */ - || kind === 214 /* ContinueStatement */ - || kind === 222 /* DebuggerStatement */ - || kind === 209 /* DoStatement */ - || kind === 207 /* ExpressionStatement */ - || kind === 206 /* EmptyStatement */ - || kind === 212 /* ForInStatement */ - || kind === 213 /* ForOfStatement */ - || kind === 211 /* ForStatement */ - || kind === 208 /* IfStatement */ - || kind === 219 /* LabeledStatement */ - || kind === 216 /* ReturnStatement */ - || kind === 218 /* SwitchStatement */ - || kind === 220 /* ThrowStatement */ - || kind === 221 /* TryStatement */ - || kind === 205 /* VariableStatement */ - || kind === 210 /* WhileStatement */ - || kind === 217 /* WithStatement */ - || kind === 293 /* NotEmittedStatement */ - || kind === 296 /* EndOfDeclarationMarker */ - || kind === 295 /* MergeDeclarationMarker */; - } - function isDeclaration(node) { - return isDeclarationKind(node.kind); - } - ts.isDeclaration = isDeclaration; - function isDeclarationStatement(node) { - return isDeclarationStatementKind(node.kind); + function clearMap(map, onDeleteValue) { + // Remove all + map.forEach(onDeleteValue); + map.clear(); } - ts.isDeclarationStatement = isDeclarationStatement; + ts.clearMap = clearMap; /** - * Determines whether the node is a statement that is not also a declaration + * Mutates the map with newMap such that keys in map will be same as newMap. */ - function isStatementButNotDeclaration(node) { - return isStatementKindButNotDeclarationKind(node.kind); - } - ts.isStatementButNotDeclaration = isStatementButNotDeclaration; - function isStatement(node) { - var kind = node.kind; - return isStatementKindButNotDeclarationKind(kind) - || isDeclarationStatementKind(kind) - || kind === 204 /* Block */; - } - ts.isStatement = isStatement; - // Module references - function isModuleReference(node) { - var kind = node.kind; - return kind === 245 /* ExternalModuleReference */ - || kind === 141 /* QualifiedName */ - || kind === 70 /* Identifier */; - } - ts.isModuleReference = isModuleReference; - // JSX - function isJsxOpeningElement(node) { - return node.kind === 248 /* JsxOpeningElement */; - } - ts.isJsxOpeningElement = isJsxOpeningElement; - function isJsxClosingElement(node) { - return node.kind === 249 /* JsxClosingElement */; - } - ts.isJsxClosingElement = isJsxClosingElement; - function isJsxTagNameExpression(node) { - var kind = node.kind; - return kind === 98 /* ThisKeyword */ - || kind === 70 /* Identifier */ - || kind === 177 /* PropertyAccessExpression */; - } - ts.isJsxTagNameExpression = isJsxTagNameExpression; - function isJsxChild(node) { - var kind = node.kind; - return kind === 246 /* JsxElement */ - || kind === 252 /* JsxExpression */ - || kind === 247 /* JsxSelfClosingElement */ - || kind === 10 /* JsxText */; - } - ts.isJsxChild = isJsxChild; - function isJsxAttributeLike(node) { - var kind = node.kind; - return kind === 250 /* JsxAttribute */ - || kind === 251 /* JsxSpreadAttribute */; - } - ts.isJsxAttributeLike = isJsxAttributeLike; - function isJsxSpreadAttribute(node) { - return node.kind === 251 /* JsxSpreadAttribute */; - } - ts.isJsxSpreadAttribute = isJsxSpreadAttribute; - function isJsxAttribute(node) { - return node.kind === 250 /* JsxAttribute */; - } - ts.isJsxAttribute = isJsxAttribute; - function isStringLiteralOrJsxExpression(node) { - var kind = node.kind; - return kind === 9 /* StringLiteral */ - || kind === 252 /* JsxExpression */; - } - ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression; - // Clauses - function isCaseOrDefaultClause(node) { - var kind = node.kind; - return kind === 253 /* CaseClause */ - || kind === 254 /* DefaultClause */; - } - ts.isCaseOrDefaultClause = isCaseOrDefaultClause; - function isHeritageClause(node) { - return node.kind === 255 /* HeritageClause */; - } - ts.isHeritageClause = isHeritageClause; - function isCatchClause(node) { - return node.kind === 256 /* CatchClause */; - } - ts.isCatchClause = isCatchClause; - // Property assignments - function isPropertyAssignment(node) { - return node.kind === 257 /* PropertyAssignment */; - } - ts.isPropertyAssignment = isPropertyAssignment; - function isShorthandPropertyAssignment(node) { - return node.kind === 258 /* ShorthandPropertyAssignment */; - } - ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment; - // Enum - function isEnumMember(node) { - return node.kind === 260 /* EnumMember */; - } - ts.isEnumMember = isEnumMember; - // Top-level nodes - function isSourceFile(node) { - return node.kind === 261 /* SourceFile */; + function mutateMap(map, newMap, options) { + var createNewValue = options.createNewValue, onDeleteValue = options.onDeleteValue, onExistingValue = options.onExistingValue; + // Needs update + map.forEach(function (existingValue, key) { + var valueInNewMap = newMap.get(key); + // Not present any more in new map, remove it + if (valueInNewMap === undefined) { + map.delete(key); + onDeleteValue(existingValue, key); + } + else if (onExistingValue) { + onExistingValue(existingValue, valueInNewMap, key); + } + }); + // Add new values that are not already present + newMap.forEach(function (valueInNewMap, key) { + if (!map.has(key)) { + // New values + map.set(key, createNewValue(key, valueInNewMap)); + } + }); } - ts.isSourceFile = isSourceFile; - function isWatchSet(options) { - // Firefox has Object.prototype.watch - return options.watch && options.hasOwnProperty("watch"); + ts.mutateMap = mutateMap; + /** Calls `callback` on `directory` and every ancestor directory it has, returning the first defined result. */ + function forEachAncestorDirectory(directory, callback) { + while (true) { + var result = callback(directory); + if (result !== undefined) { + return result; + } + var parentPath = ts.getDirectoryPath(directory); + if (parentPath === directory) { + return undefined; + } + directory = parentPath; + } } - ts.isWatchSet = isWatchSet; + ts.forEachAncestorDirectory = forEachAncestorDirectory; })(ts || (ts = {})); (function (ts) { function getDefaultLibFileName(options) { switch (options.target) { case 5 /* ESNext */: + return "lib.esnext.full.d.ts"; case 4 /* ES2017 */: - return "lib.es2017.d.ts"; + return "lib.es2017.full.d.ts"; case 3 /* ES2016 */: - return "lib.es2016.d.ts"; + return "lib.es2016.full.d.ts"; case 2 /* ES2015 */: - return "lib.es6.d.ts"; + return "lib.es6.d.ts"; // We don't use lib.es2015.full.d.ts due to breaking change. default: return "lib.d.ts"; } @@ -10511,13 +10814,13 @@ var ts; oldEndN = Math.max(oldEnd1, oldEnd1 + (oldEnd2 - newEnd1)); newEndN = Math.max(newEnd2, newEnd2 + (newEnd1 - oldEnd2)); } - return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), /*newLength:*/ newEndN - oldStartN); + return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), /*newLength*/ newEndN - oldStartN); } ts.collapseTextChangeRangesAcrossMultipleVersions = collapseTextChangeRangesAcrossMultipleVersions; function getTypeParameterOwner(d) { - if (d && d.kind === 143 /* TypeParameter */) { + if (d && d.kind === 145 /* TypeParameter */) { for (var current = d; current; current = current.parent) { - if (ts.isFunctionLike(current) || ts.isClassLike(current) || current.kind === 227 /* InterfaceDeclaration */) { + if (ts.isFunctionLike(current) || ts.isClassLike(current) || current.kind === 230 /* InterfaceDeclaration */) { return current; } } @@ -10525,11 +10828,25 @@ var ts; } ts.getTypeParameterOwner = getTypeParameterOwner; function isParameterPropertyDeclaration(node) { - return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) && node.parent.kind === 150 /* Constructor */ && ts.isClassLike(node.parent.parent); + return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) && node.parent.kind === 152 /* Constructor */ && ts.isClassLike(node.parent.parent); } ts.isParameterPropertyDeclaration = isParameterPropertyDeclaration; + function isEmptyBindingPattern(node) { + if (ts.isBindingPattern(node)) { + return ts.every(node.elements, isEmptyBindingElement); + } + return false; + } + ts.isEmptyBindingPattern = isEmptyBindingPattern; + function isEmptyBindingElement(node) { + if (ts.isOmittedExpression(node)) { + return true; + } + return isEmptyBindingPattern(node.name); + } + ts.isEmptyBindingElement = isEmptyBindingElement; function walkUpBindingElementsAndPatterns(node) { - while (node && (node.kind === 174 /* BindingElement */ || ts.isBindingPattern(node))) { + while (node && (node.kind === 176 /* BindingElement */ || ts.isBindingPattern(node))) { node = node.parent; } return node; @@ -10537,14 +10854,14 @@ var ts; function getCombinedModifierFlags(node) { node = walkUpBindingElementsAndPatterns(node); var flags = ts.getModifierFlags(node); - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 226 /* VariableDeclaration */) { node = node.parent; } - if (node && node.kind === 224 /* VariableDeclarationList */) { + if (node && node.kind === 227 /* VariableDeclarationList */) { flags |= ts.getModifierFlags(node); node = node.parent; } - if (node && node.kind === 205 /* VariableStatement */) { + if (node && node.kind === 208 /* VariableStatement */) { flags |= ts.getModifierFlags(node); } return flags; @@ -10560,23 +10877,23 @@ var ts; function getCombinedNodeFlags(node) { node = walkUpBindingElementsAndPatterns(node); var flags = node.flags; - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 226 /* VariableDeclaration */) { node = node.parent; } - if (node && node.kind === 224 /* VariableDeclarationList */) { + if (node && node.kind === 227 /* VariableDeclarationList */) { flags |= node.flags; node = node.parent; } - if (node && node.kind === 205 /* VariableStatement */) { + if (node && node.kind === 208 /* VariableStatement */) { flags |= node.flags; } return flags; } ts.getCombinedNodeFlags = getCombinedNodeFlags; /** - * Checks to see if the locale is in the appropriate format, - * and if it is, attempts to set the appropriate language. - */ + * Checks to see if the locale is in the appropriate format, + * and if it is, attempts to set the appropriate language. + */ function validateLocaleAndSetLanguage(locale, sys, errors) { var matchResult = /^([a-z]+)([_\-]([a-z]+))?$/.exec(locale.toLowerCase()); if (!matchResult) { @@ -10627,4266 +10944,2764 @@ var ts; } } ts.validateLocaleAndSetLanguage = validateLocaleAndSetLanguage; -})(ts || (ts = {})); -/// -/// -/* @internal */ -var ts; -(function (ts) { - var NodeConstructor; - var SourceFileConstructor; - function createNode(kind, location, flags) { - var ConstructorForKind = kind === 261 /* SourceFile */ - ? (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor())) - : (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor())); - var node = location - ? new ConstructorForKind(kind, location.pos, location.end) - : new ConstructorForKind(kind, /*pos*/ -1, /*end*/ -1); - node.flags = flags | 8 /* Synthesized */; - return node; - } - function updateNode(updated, original) { - if (updated !== original) { - setOriginalNode(updated, original); - if (original.startsOnNewLine) { - updated.startsOnNewLine = true; + function getOriginalNode(node, nodeTest) { + if (node) { + while (node.original !== undefined) { + node = node.original; } - ts.aggregateTransformFlags(updated); } - return updated; + return !nodeTest || nodeTest(node) ? node : undefined; } - ts.updateNode = updateNode; - function createNodeArray(elements, location, hasTrailingComma) { - if (elements) { - if (ts.isNodeArray(elements)) { - return elements; - } - } - else { - elements = []; - } - var array = elements; - if (location) { - array.pos = location.pos; - array.end = location.end; - } - else { - array.pos = -1; - array.end = -1; + ts.getOriginalNode = getOriginalNode; + /** + * Gets a value indicating whether a node originated in the parse tree. + * + * @param node The node to test. + */ + function isParseTreeNode(node) { + return (node.flags & 8 /* Synthesized */) === 0; + } + ts.isParseTreeNode = isParseTreeNode; + function getParseTreeNode(node, nodeTest) { + if (node === undefined || isParseTreeNode(node)) { + return node; } - if (hasTrailingComma) { - array.hasTrailingComma = true; + node = getOriginalNode(node); + if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) { + return node; } - return array; + return undefined; } - ts.createNodeArray = createNodeArray; - function createSynthesizedNode(kind, startsOnNewLine) { - var node = createNode(kind, /*location*/ undefined); - node.startsOnNewLine = startsOnNewLine; - return node; + ts.getParseTreeNode = getParseTreeNode; + /** + * Remove extra underscore from escaped identifier text content. + * + * @param identifier The escaped identifier text. + * @returns The unescaped identifier text. + */ + function unescapeLeadingUnderscores(identifier) { + var id = identifier; + return id.length >= 3 && id.charCodeAt(0) === 95 /* _ */ && id.charCodeAt(1) === 95 /* _ */ && id.charCodeAt(2) === 95 /* _ */ ? id.substr(1) : id; } - ts.createSynthesizedNode = createSynthesizedNode; - function createSynthesizedNodeArray(elements) { - return createNodeArray(elements, /*location*/ undefined); + ts.unescapeLeadingUnderscores = unescapeLeadingUnderscores; + function idText(identifier) { + return unescapeLeadingUnderscores(identifier.escapedText); } - ts.createSynthesizedNodeArray = createSynthesizedNodeArray; + ts.idText = idText; + function symbolName(symbol) { + return unescapeLeadingUnderscores(symbol.escapedName); + } + ts.symbolName = symbolName; /** - * Creates a shallow, memberwise clone of a node with no source map location. + * Remove extra underscore from escaped identifier text content. + * @deprecated Use `id.text` for the unescaped text. + * @param identifier The escaped identifier text. + * @returns The unescaped identifier text. */ - function getSynthesizedClone(node) { - // We don't use "clone" from core.ts here, as we need to preserve the prototype chain of - // the original node. We also need to exclude specific properties and only include own- - // properties (to skip members already defined on the shared prototype). - var clone = createNode(node.kind, /*location*/ undefined, node.flags); - setOriginalNode(clone, node); - for (var key in node) { - if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) { - continue; - } - clone[key] = node[key]; - } - return clone; + function unescapeIdentifier(id) { + return id; } - ts.getSynthesizedClone = getSynthesizedClone; + ts.unescapeIdentifier = unescapeIdentifier; /** - * Creates a shallow, memberwise clone of a node for mutation. + * A JSDocTypedef tag has an _optional_ name field - if a name is not directly present, we should + * attempt to draw the name from the node the declaration is on (as that declaration is what its' symbol + * will be merged with) */ - function getMutableClone(node) { - var clone = getSynthesizedClone(node); - clone.pos = node.pos; - clone.end = node.end; - clone.parent = node.parent; - return clone; - } - ts.getMutableClone = getMutableClone; - function createLiteral(value, location) { - if (typeof value === "number") { - var node = createNode(8 /* NumericLiteral */, location, /*flags*/ undefined); - node.text = value.toString(); - return node; + function nameForNamelessJSDocTypedef(declaration) { + var hostNode = declaration.parent.parent; + if (!hostNode) { + return undefined; } - else if (typeof value === "boolean") { - return createNode(value ? 100 /* TrueKeyword */ : 85 /* FalseKeyword */, location, /*flags*/ undefined); + // Covers classes, functions - any named declaration host node + if (ts.isDeclaration(hostNode)) { + return getDeclarationIdentifier(hostNode); } - else if (typeof value === "string") { - var node = createNode(9 /* StringLiteral */, location, /*flags*/ undefined); - node.text = value; - return node; + // Covers remaining cases + switch (hostNode.kind) { + case 208 /* VariableStatement */: + if (hostNode.declarationList && + hostNode.declarationList.declarations[0]) { + return getDeclarationIdentifier(hostNode.declarationList.declarations[0]); + } + return undefined; + case 210 /* ExpressionStatement */: + var expr = hostNode.expression; + switch (expr.kind) { + case 179 /* PropertyAccessExpression */: + return expr.name; + case 180 /* ElementAccessExpression */: + var arg = expr.argumentExpression; + if (ts.isIdentifier(arg)) { + return arg; + } + } + return undefined; + case 1 /* EndOfFileToken */: + return undefined; + case 185 /* ParenthesizedExpression */: { + return getDeclarationIdentifier(hostNode.expression); + } + case 222 /* LabeledStatement */: { + if (ts.isDeclaration(hostNode.statement) || ts.isExpression(hostNode.statement)) { + return getDeclarationIdentifier(hostNode.statement); + } + return undefined; + } + default: + ts.Debug.assertNever(hostNode, "Found typedef tag attached to node which it should not be!"); } - else if (value) { - var node = createNode(9 /* StringLiteral */, location, /*flags*/ undefined); - node.textSourceNode = value; - node.text = value.text; - return node; + } + function getDeclarationIdentifier(node) { + var name = getNameOfDeclaration(node); + return ts.isIdentifier(name) ? name : undefined; + } + function getNameOfJSDocTypedef(declaration) { + return declaration.name || nameForNamelessJSDocTypedef(declaration); + } + ts.getNameOfJSDocTypedef = getNameOfJSDocTypedef; + function getNameOfDeclaration(declaration) { + if (!declaration) { + return undefined; + } + switch (declaration.kind) { + case 284 /* JSDocPropertyTag */: + case 279 /* JSDocParameterTag */: { + var name = declaration.name; + if (name.kind === 143 /* QualifiedName */) { + return name.right; + } + break; + } + case 194 /* BinaryExpression */: { + var expr = declaration; + switch (ts.getSpecialPropertyAssignmentKind(expr)) { + case 1 /* ExportsProperty */: + case 4 /* ThisProperty */: + case 5 /* Property */: + case 3 /* PrototypeProperty */: + return expr.left.name; + default: + return undefined; + } + } + case 283 /* JSDocTypedefTag */: + return getNameOfJSDocTypedef(declaration); + case 243 /* ExportAssignment */: { + var expression = declaration.expression; + return ts.isIdentifier(expression) ? expression : undefined; + } } + return declaration.name; } - ts.createLiteral = createLiteral; - // Identifiers - var nextAutoGenerateId = 0; - function createIdentifier(text, location) { - var node = createNode(70 /* Identifier */, location); - node.text = ts.escapeIdentifier(text); - node.originalKeywordKind = ts.stringToToken(text); - node.autoGenerateKind = 0 /* None */; - node.autoGenerateId = 0; - return node; + ts.getNameOfDeclaration = getNameOfDeclaration; + /** + * Gets the JSDoc parameter tags for the node if present. + * + * @remarks Returns any JSDoc param tag that matches the provided + * parameter, whether a param tag on a containing function + * expression, or a param tag on a variable declaration whose + * initializer is the containing function. The tags closest to the + * node are returned first, so in the previous example, the param + * tag on the containing function expression would be first. + * + * Does not return tags for binding patterns, because JSDoc matches + * parameters by name and binding patterns do not have a name. + */ + function getJSDocParameterTags(param) { + if (param.name && ts.isIdentifier(param.name)) { + var name_1 = param.name.escapedText; + return getJSDocTags(param.parent).filter(function (tag) { return ts.isJSDocParameterTag(tag) && ts.isIdentifier(tag.name) && tag.name.escapedText === name_1; }); + } + // a binding pattern doesn't have a name, so it's not possible to match it a JSDoc parameter, which is identified by name + return undefined; } - ts.createIdentifier = createIdentifier; - function createTempVariable(recordTempVariable, location) { - var name = createNode(70 /* Identifier */, location); - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 1 /* Auto */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - if (recordTempVariable) { - recordTempVariable(name); + ts.getJSDocParameterTags = getJSDocParameterTags; + /** + * Return true if the node has JSDoc parameter tags. + * + * @remarks Includes parameter tags that are not directly on the node, + * for example on a variable declaration whose initializer is a function expression. + */ + function hasJSDocParameterTags(node) { + return !!getFirstJSDocTag(node, 279 /* JSDocParameterTag */); + } + ts.hasJSDocParameterTags = hasJSDocParameterTags; + /** Gets the JSDoc augments tag for the node if present */ + function getJSDocAugmentsTag(node) { + return getFirstJSDocTag(node, 277 /* JSDocAugmentsTag */); + } + ts.getJSDocAugmentsTag = getJSDocAugmentsTag; + /** Gets the JSDoc class tag for the node if present */ + function getJSDocClassTag(node) { + return getFirstJSDocTag(node, 278 /* JSDocClassTag */); + } + ts.getJSDocClassTag = getJSDocClassTag; + /** Gets the JSDoc return tag for the node if present */ + function getJSDocReturnTag(node) { + return getFirstJSDocTag(node, 280 /* JSDocReturnTag */); + } + ts.getJSDocReturnTag = getJSDocReturnTag; + /** Gets the JSDoc template tag for the node if present */ + function getJSDocTemplateTag(node) { + return getFirstJSDocTag(node, 282 /* JSDocTemplateTag */); + } + ts.getJSDocTemplateTag = getJSDocTemplateTag; + /** Gets the JSDoc type tag for the node if present and valid */ + function getJSDocTypeTag(node) { + // We should have already issued an error if there were multiple type jsdocs, so just use the first one. + var tag = getFirstJSDocTag(node, 281 /* JSDocTypeTag */); + if (tag && tag.typeExpression && tag.typeExpression.type) { + return tag; } - return name; + return undefined; } - ts.createTempVariable = createTempVariable; - function createLoopVariable(location) { - var name = createNode(70 /* Identifier */, location); - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 2 /* Loop */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - return name; + ts.getJSDocTypeTag = getJSDocTypeTag; + /** + * Gets the type node for the node if provided via JSDoc. + * + * @remarks The search includes any JSDoc param tag that relates + * to the provided parameter, for example a type tag on the + * parameter itself, or a param tag on a containing function + * expression, or a param tag on a variable declaration whose + * initializer is the containing function. The tags closest to the + * node are examined first, so in the previous example, the type + * tag directly on the node would be returned. + */ + function getJSDocType(node) { + var tag = getFirstJSDocTag(node, 281 /* JSDocTypeTag */); + if (!tag && node.kind === 146 /* Parameter */) { + var paramTags = getJSDocParameterTags(node); + if (paramTags) { + tag = ts.find(paramTags, function (tag) { return !!tag.typeExpression; }); + } + } + return tag && tag.typeExpression && tag.typeExpression.type; } - ts.createLoopVariable = createLoopVariable; - function createUniqueName(text, location) { - var name = createNode(70 /* Identifier */, location); - name.text = text; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 3 /* Unique */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - return name; + ts.getJSDocType = getJSDocType; + /** + * Gets the return type node for the node if provided via JSDoc's return tag. + * + * @remarks `getJSDocReturnTag` just gets the whole JSDoc tag. This function + * gets the type from inside the braces. + */ + function getJSDocReturnType(node) { + var returnTag = getJSDocReturnTag(node); + return returnTag && returnTag.typeExpression && returnTag.typeExpression.type; + } + ts.getJSDocReturnType = getJSDocReturnType; + /** Get all JSDoc tags related to a node, including those on parent nodes. */ + function getJSDocTags(node) { + var tags = node.jsDocCache; + // If cache is 'null', that means we did the work of searching for JSDoc tags and came up with nothing. + if (tags === undefined) { + node.jsDocCache = tags = ts.flatMap(ts.getJSDocCommentsAndTags(node), function (j) { return ts.isJSDoc(j) ? j.tags : j; }); + } + return tags; + } + ts.getJSDocTags = getJSDocTags; + /** Get the first JSDoc tag of a specified kind, or undefined if not present. */ + function getFirstJSDocTag(node, kind) { + var tags = getJSDocTags(node); + return ts.find(tags, function (doc) { return doc.kind === kind; }); } - ts.createUniqueName = createUniqueName; - function getGeneratedNameForNode(node, location) { - var name = createNode(70 /* Identifier */, location); - name.original = node; - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; - name.autoGenerateKind = 4 /* Node */; - name.autoGenerateId = nextAutoGenerateId; - nextAutoGenerateId++; - return name; + /** Gets all JSDoc tags of a specified kind, or undefined if not present. */ + function getAllJSDocTagsOfKind(node, kind) { + var tags = getJSDocTags(node); + return ts.filter(tags, function (doc) { return doc.kind === kind; }); } - ts.getGeneratedNameForNode = getGeneratedNameForNode; - // Punctuation - function createToken(token) { - return createNode(token); + ts.getAllJSDocTagsOfKind = getAllJSDocTagsOfKind; +})(ts || (ts = {})); +// Simple node tests of the form `node.kind === SyntaxKind.Foo`. +(function (ts) { + // Literals + function isNumericLiteral(node) { + return node.kind === 8 /* NumericLiteral */; } - ts.createToken = createToken; - // Reserved words - function createSuper() { - var node = createNode(96 /* SuperKeyword */); - return node; + ts.isNumericLiteral = isNumericLiteral; + function isStringLiteral(node) { + return node.kind === 9 /* StringLiteral */; } - ts.createSuper = createSuper; - function createThis(location) { - var node = createNode(98 /* ThisKeyword */, location); - return node; + ts.isStringLiteral = isStringLiteral; + function isJsxText(node) { + return node.kind === 10 /* JsxText */; } - ts.createThis = createThis; - function createNull() { - var node = createNode(94 /* NullKeyword */); - return node; + ts.isJsxText = isJsxText; + function isRegularExpressionLiteral(node) { + return node.kind === 12 /* RegularExpressionLiteral */; } - ts.createNull = createNull; + ts.isRegularExpressionLiteral = isRegularExpressionLiteral; + function isNoSubstitutionTemplateLiteral(node) { + return node.kind === 13 /* NoSubstitutionTemplateLiteral */; + } + ts.isNoSubstitutionTemplateLiteral = isNoSubstitutionTemplateLiteral; + // Pseudo-literals + function isTemplateHead(node) { + return node.kind === 14 /* TemplateHead */; + } + ts.isTemplateHead = isTemplateHead; + function isTemplateMiddle(node) { + return node.kind === 15 /* TemplateMiddle */; + } + ts.isTemplateMiddle = isTemplateMiddle; + function isTemplateTail(node) { + return node.kind === 16 /* TemplateTail */; + } + ts.isTemplateTail = isTemplateTail; + function isIdentifier(node) { + return node.kind === 71 /* Identifier */; + } + ts.isIdentifier = isIdentifier; // Names - function createComputedPropertyName(expression, location) { - var node = createNode(142 /* ComputedPropertyName */, location); - node.expression = expression; - return node; + function isQualifiedName(node) { + return node.kind === 143 /* QualifiedName */; } - ts.createComputedPropertyName = createComputedPropertyName; - function updateComputedPropertyName(node, expression) { - if (node.expression !== expression) { - return updateNode(createComputedPropertyName(expression, node), node); - } - return node; + ts.isQualifiedName = isQualifiedName; + function isComputedPropertyName(node) { + return node.kind === 144 /* ComputedPropertyName */; } - ts.updateComputedPropertyName = updateComputedPropertyName; + ts.isComputedPropertyName = isComputedPropertyName; // Signature elements - function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer, location, flags) { - var node = createNode(144 /* Parameter */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.dotDotDotToken = dotDotDotToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.questionToken = questionToken; - node.type = type; - node.initializer = initializer ? parenthesizeExpressionForList(initializer) : undefined; - return node; + function isTypeParameterDeclaration(node) { + return node.kind === 145 /* TypeParameter */; } - ts.createParameter = createParameter; - function updateParameter(node, decorators, modifiers, dotDotDotToken, name, type, initializer) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.dotDotDotToken !== dotDotDotToken || node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, node.questionToken, type, initializer, /*location*/ node, /*flags*/ node.flags), node); - } - return node; + ts.isTypeParameterDeclaration = isTypeParameterDeclaration; + function isParameter(node) { + return node.kind === 146 /* Parameter */; } - ts.updateParameter = updateParameter; - // Type members - function createProperty(decorators, modifiers, name, questionToken, type, initializer, location) { - var node = createNode(147 /* PropertyDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.questionToken = questionToken; - node.type = type; - node.initializer = initializer; - return node; + ts.isParameter = isParameter; + function isDecorator(node) { + return node.kind === 147 /* Decorator */; } - ts.createProperty = createProperty; - function updateProperty(node, decorators, modifiers, name, type, initializer) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createProperty(decorators, modifiers, name, node.questionToken, type, initializer, node), node); - } - return node; + ts.isDecorator = isDecorator; + // TypeMember + function isPropertySignature(node) { + return node.kind === 148 /* PropertySignature */; } - ts.updateProperty = updateProperty; - function createMethod(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(149 /* MethodDeclaration */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; + ts.isPropertySignature = isPropertySignature; + function isPropertyDeclaration(node) { + return node.kind === 149 /* PropertyDeclaration */; } - ts.createMethod = createMethod; - function updateMethod(node, decorators, modifiers, name, typeParameters, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createMethod(decorators, modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.isPropertyDeclaration = isPropertyDeclaration; + function isMethodSignature(node) { + return node.kind === 150 /* MethodSignature */; } - ts.updateMethod = updateMethod; - function createConstructor(decorators, modifiers, parameters, body, location, flags) { - var node = createNode(150 /* Constructor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.typeParameters = undefined; - node.parameters = createNodeArray(parameters); - node.type = undefined; - node.body = body; - return node; + ts.isMethodSignature = isMethodSignature; + function isMethodDeclaration(node) { + return node.kind === 151 /* MethodDeclaration */; } - ts.createConstructor = createConstructor; - function updateConstructor(node, decorators, modifiers, parameters, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.parameters !== parameters || node.body !== body) { - return updateNode(createConstructor(decorators, modifiers, parameters, body, /*location*/ node, node.flags), node); - } - return node; + ts.isMethodDeclaration = isMethodDeclaration; + function isConstructorDeclaration(node) { + return node.kind === 152 /* Constructor */; } - ts.updateConstructor = updateConstructor; - function createGetAccessor(decorators, modifiers, name, parameters, type, body, location, flags) { - var node = createNode(151 /* GetAccessor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; + ts.isConstructorDeclaration = isConstructorDeclaration; + function isGetAccessorDeclaration(node) { + return node.kind === 153 /* GetAccessor */; } - ts.createGetAccessor = createGetAccessor; - function updateGetAccessor(node, decorators, modifiers, name, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.isGetAccessorDeclaration = isGetAccessorDeclaration; + function isSetAccessorDeclaration(node) { + return node.kind === 154 /* SetAccessor */; } - ts.updateGetAccessor = updateGetAccessor; - function createSetAccessor(decorators, modifiers, name, parameters, body, location, flags) { - var node = createNode(152 /* SetAccessor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = undefined; - node.parameters = createNodeArray(parameters); - node.body = body; - return node; + ts.isSetAccessorDeclaration = isSetAccessorDeclaration; + function isCallSignatureDeclaration(node) { + return node.kind === 155 /* CallSignature */; } - ts.createSetAccessor = createSetAccessor; - function updateSetAccessor(node, decorators, modifiers, name, parameters, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.parameters !== parameters || node.body !== body) { - return updateNode(createSetAccessor(decorators, modifiers, name, parameters, body, /*location*/ node, node.flags), node); - } - return node; + ts.isCallSignatureDeclaration = isCallSignatureDeclaration; + function isConstructSignatureDeclaration(node) { + return node.kind === 156 /* ConstructSignature */; } - ts.updateSetAccessor = updateSetAccessor; - // Binding Patterns - function createObjectBindingPattern(elements, location) { - var node = createNode(172 /* ObjectBindingPattern */, location); - node.elements = createNodeArray(elements); - return node; + ts.isConstructSignatureDeclaration = isConstructSignatureDeclaration; + function isIndexSignatureDeclaration(node) { + return node.kind === 157 /* IndexSignature */; } - ts.createObjectBindingPattern = createObjectBindingPattern; - function updateObjectBindingPattern(node, elements) { - if (node.elements !== elements) { - return updateNode(createObjectBindingPattern(elements, node), node); - } - return node; + ts.isIndexSignatureDeclaration = isIndexSignatureDeclaration; + // Type + function isTypePredicateNode(node) { + return node.kind === 158 /* TypePredicate */; } - ts.updateObjectBindingPattern = updateObjectBindingPattern; - function createArrayBindingPattern(elements, location) { - var node = createNode(173 /* ArrayBindingPattern */, location); - node.elements = createNodeArray(elements); - return node; + ts.isTypePredicateNode = isTypePredicateNode; + function isTypeReferenceNode(node) { + return node.kind === 159 /* TypeReference */; } - ts.createArrayBindingPattern = createArrayBindingPattern; - function updateArrayBindingPattern(node, elements) { - if (node.elements !== elements) { - return updateNode(createArrayBindingPattern(elements, node), node); - } - return node; + ts.isTypeReferenceNode = isTypeReferenceNode; + function isFunctionTypeNode(node) { + return node.kind === 160 /* FunctionType */; } - ts.updateArrayBindingPattern = updateArrayBindingPattern; - function createBindingElement(propertyName, dotDotDotToken, name, initializer, location) { - var node = createNode(174 /* BindingElement */, location); - node.propertyName = typeof propertyName === "string" ? createIdentifier(propertyName) : propertyName; - node.dotDotDotToken = dotDotDotToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.initializer = initializer; - return node; + ts.isFunctionTypeNode = isFunctionTypeNode; + function isConstructorTypeNode(node) { + return node.kind === 161 /* ConstructorType */; } - ts.createBindingElement = createBindingElement; - function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) { - if (node.propertyName !== propertyName || node.dotDotDotToken !== dotDotDotToken || node.name !== name || node.initializer !== initializer) { - return updateNode(createBindingElement(propertyName, dotDotDotToken, name, initializer, node), node); - } - return node; + ts.isConstructorTypeNode = isConstructorTypeNode; + function isTypeQueryNode(node) { + return node.kind === 162 /* TypeQuery */; } - ts.updateBindingElement = updateBindingElement; - // Expression - function createArrayLiteral(elements, location, multiLine) { - var node = createNode(175 /* ArrayLiteralExpression */, location); - node.elements = parenthesizeListElements(createNodeArray(elements)); - if (multiLine) { - node.multiLine = true; - } - return node; + ts.isTypeQueryNode = isTypeQueryNode; + function isTypeLiteralNode(node) { + return node.kind === 163 /* TypeLiteral */; } - ts.createArrayLiteral = createArrayLiteral; - function updateArrayLiteral(node, elements) { - if (node.elements !== elements) { - return updateNode(createArrayLiteral(elements, node, node.multiLine), node); - } - return node; + ts.isTypeLiteralNode = isTypeLiteralNode; + function isArrayTypeNode(node) { + return node.kind === 164 /* ArrayType */; } - ts.updateArrayLiteral = updateArrayLiteral; - function createObjectLiteral(properties, location, multiLine) { - var node = createNode(176 /* ObjectLiteralExpression */, location); - node.properties = createNodeArray(properties); - if (multiLine) { - node.multiLine = true; - } - return node; + ts.isArrayTypeNode = isArrayTypeNode; + function isTupleTypeNode(node) { + return node.kind === 165 /* TupleType */; } - ts.createObjectLiteral = createObjectLiteral; - function updateObjectLiteral(node, properties) { - if (node.properties !== properties) { - return updateNode(createObjectLiteral(properties, node, node.multiLine), node); - } - return node; + ts.isTupleTypeNode = isTupleTypeNode; + function isUnionTypeNode(node) { + return node.kind === 166 /* UnionType */; } - ts.updateObjectLiteral = updateObjectLiteral; - function createPropertyAccess(expression, name, location, flags) { - var node = createNode(177 /* PropertyAccessExpression */, location, flags); - node.expression = parenthesizeForAccess(expression); - (node.emitNode || (node.emitNode = {})).flags |= 65536 /* NoIndentation */; - node.name = typeof name === "string" ? createIdentifier(name) : name; - return node; + ts.isUnionTypeNode = isUnionTypeNode; + function isIntersectionTypeNode(node) { + return node.kind === 167 /* IntersectionType */; } - ts.createPropertyAccess = createPropertyAccess; - function updatePropertyAccess(node, expression, name) { - if (node.expression !== expression || node.name !== name) { - var propertyAccess = createPropertyAccess(expression, name, /*location*/ node, node.flags); - // Because we are updating existed propertyAccess we want to inherit its emitFlags instead of using default from createPropertyAccess - (propertyAccess.emitNode || (propertyAccess.emitNode = {})).flags = getEmitFlags(node); - return updateNode(propertyAccess, node); - } - return node; + ts.isIntersectionTypeNode = isIntersectionTypeNode; + function isParenthesizedTypeNode(node) { + return node.kind === 168 /* ParenthesizedType */; } - ts.updatePropertyAccess = updatePropertyAccess; - function createElementAccess(expression, index, location) { - var node = createNode(178 /* ElementAccessExpression */, location); - node.expression = parenthesizeForAccess(expression); - node.argumentExpression = typeof index === "number" ? createLiteral(index) : index; - return node; + ts.isParenthesizedTypeNode = isParenthesizedTypeNode; + function isThisTypeNode(node) { + return node.kind === 169 /* ThisType */; } - ts.createElementAccess = createElementAccess; - function updateElementAccess(node, expression, argumentExpression) { - if (node.expression !== expression || node.argumentExpression !== argumentExpression) { - return updateNode(createElementAccess(expression, argumentExpression, node), node); - } - return node; + ts.isThisTypeNode = isThisTypeNode; + function isTypeOperatorNode(node) { + return node.kind === 170 /* TypeOperator */; } - ts.updateElementAccess = updateElementAccess; - function createCall(expression, typeArguments, argumentsArray, location, flags) { - var node = createNode(179 /* CallExpression */, location, flags); - node.expression = parenthesizeForAccess(expression); - if (typeArguments) { - node.typeArguments = createNodeArray(typeArguments); - } - node.arguments = parenthesizeListElements(createNodeArray(argumentsArray)); - return node; + ts.isTypeOperatorNode = isTypeOperatorNode; + function isIndexedAccessTypeNode(node) { + return node.kind === 171 /* IndexedAccessType */; } - ts.createCall = createCall; - function updateCall(node, expression, typeArguments, argumentsArray) { - if (expression !== node.expression || typeArguments !== node.typeArguments || argumentsArray !== node.arguments) { - return updateNode(createCall(expression, typeArguments, argumentsArray, /*location*/ node, node.flags), node); - } - return node; + ts.isIndexedAccessTypeNode = isIndexedAccessTypeNode; + function isMappedTypeNode(node) { + return node.kind === 172 /* MappedType */; } - ts.updateCall = updateCall; - function createNew(expression, typeArguments, argumentsArray, location, flags) { - var node = createNode(180 /* NewExpression */, location, flags); - node.expression = parenthesizeForNew(expression); - node.typeArguments = typeArguments ? createNodeArray(typeArguments) : undefined; - node.arguments = argumentsArray ? parenthesizeListElements(createNodeArray(argumentsArray)) : undefined; - return node; + ts.isMappedTypeNode = isMappedTypeNode; + function isLiteralTypeNode(node) { + return node.kind === 173 /* LiteralType */; } - ts.createNew = createNew; - function updateNew(node, expression, typeArguments, argumentsArray) { - if (node.expression !== expression || node.typeArguments !== typeArguments || node.arguments !== argumentsArray) { - return updateNode(createNew(expression, typeArguments, argumentsArray, /*location*/ node, node.flags), node); - } - return node; + ts.isLiteralTypeNode = isLiteralTypeNode; + // Binding patterns + function isObjectBindingPattern(node) { + return node.kind === 174 /* ObjectBindingPattern */; } - ts.updateNew = updateNew; - function createTaggedTemplate(tag, template, location) { - var node = createNode(181 /* TaggedTemplateExpression */, location); - node.tag = parenthesizeForAccess(tag); - node.template = template; - return node; + ts.isObjectBindingPattern = isObjectBindingPattern; + function isArrayBindingPattern(node) { + return node.kind === 175 /* ArrayBindingPattern */; } - ts.createTaggedTemplate = createTaggedTemplate; - function updateTaggedTemplate(node, tag, template) { - if (node.tag !== tag || node.template !== template) { - return updateNode(createTaggedTemplate(tag, template, node), node); - } - return node; + ts.isArrayBindingPattern = isArrayBindingPattern; + function isBindingElement(node) { + return node.kind === 176 /* BindingElement */; } - ts.updateTaggedTemplate = updateTaggedTemplate; - function createParen(expression, location) { - var node = createNode(183 /* ParenthesizedExpression */, location); - node.expression = expression; - return node; + ts.isBindingElement = isBindingElement; + // Expression + function isArrayLiteralExpression(node) { + return node.kind === 177 /* ArrayLiteralExpression */; } - ts.createParen = createParen; - function updateParen(node, expression) { - if (node.expression !== expression) { - return updateNode(createParen(expression, node), node); - } - return node; + ts.isArrayLiteralExpression = isArrayLiteralExpression; + function isObjectLiteralExpression(node) { + return node.kind === 178 /* ObjectLiteralExpression */; } - ts.updateParen = updateParen; - function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(184 /* FunctionExpression */, location, flags); - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; + ts.isObjectLiteralExpression = isObjectLiteralExpression; + function isPropertyAccessExpression(node) { + return node.kind === 179 /* PropertyAccessExpression */; } - ts.createFunctionExpression = createFunctionExpression; - function updateFunctionExpression(node, modifiers, name, typeParameters, parameters, type, body) { - if (node.name !== name || node.modifiers !== modifiers || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createFunctionExpression(modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.isPropertyAccessExpression = isPropertyAccessExpression; + function isElementAccessExpression(node) { + return node.kind === 180 /* ElementAccessExpression */; } - ts.updateFunctionExpression = updateFunctionExpression; - function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body, location, flags) { - var node = createNode(185 /* ArrowFunction */, location, flags); - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.equalsGreaterThanToken = equalsGreaterThanToken || createToken(35 /* EqualsGreaterThanToken */); - node.body = parenthesizeConciseBody(body); - return node; + ts.isElementAccessExpression = isElementAccessExpression; + function isCallExpression(node) { + return node.kind === 181 /* CallExpression */; } - ts.createArrowFunction = createArrowFunction; - function updateArrowFunction(node, modifiers, typeParameters, parameters, type, body) { - if (node.modifiers !== modifiers || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, node.equalsGreaterThanToken, body, /*location*/ node, node.flags), node); - } - return node; + ts.isCallExpression = isCallExpression; + function isNewExpression(node) { + return node.kind === 182 /* NewExpression */; } - ts.updateArrowFunction = updateArrowFunction; - function createDelete(expression, location) { - var node = createNode(186 /* DeleteExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.isNewExpression = isNewExpression; + function isTaggedTemplateExpression(node) { + return node.kind === 183 /* TaggedTemplateExpression */; } - ts.createDelete = createDelete; - function updateDelete(node, expression) { - if (node.expression !== expression) { - return updateNode(createDelete(expression, node), expression); - } - return node; + ts.isTaggedTemplateExpression = isTaggedTemplateExpression; + function isTypeAssertion(node) { + return node.kind === 184 /* TypeAssertionExpression */; } - ts.updateDelete = updateDelete; - function createTypeOf(expression, location) { - var node = createNode(187 /* TypeOfExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.isTypeAssertion = isTypeAssertion; + function isParenthesizedExpression(node) { + return node.kind === 185 /* ParenthesizedExpression */; } - ts.createTypeOf = createTypeOf; - function updateTypeOf(node, expression) { - if (node.expression !== expression) { - return updateNode(createTypeOf(expression, node), expression); + ts.isParenthesizedExpression = isParenthesizedExpression; + function skipPartiallyEmittedExpressions(node) { + while (node.kind === 288 /* PartiallyEmittedExpression */) { + node = node.expression; } return node; } - ts.updateTypeOf = updateTypeOf; - function createVoid(expression, location) { - var node = createNode(188 /* VoidExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.skipPartiallyEmittedExpressions = skipPartiallyEmittedExpressions; + function isFunctionExpression(node) { + return node.kind === 186 /* FunctionExpression */; } - ts.createVoid = createVoid; - function updateVoid(node, expression) { - if (node.expression !== expression) { - return updateNode(createVoid(expression, node), node); - } - return node; + ts.isFunctionExpression = isFunctionExpression; + function isArrowFunction(node) { + return node.kind === 187 /* ArrowFunction */; } - ts.updateVoid = updateVoid; - function createAwait(expression, location) { - var node = createNode(189 /* AwaitExpression */, location); - node.expression = parenthesizePrefixOperand(expression); - return node; + ts.isArrowFunction = isArrowFunction; + function isDeleteExpression(node) { + return node.kind === 188 /* DeleteExpression */; } - ts.createAwait = createAwait; - function updateAwait(node, expression) { - if (node.expression !== expression) { - return updateNode(createAwait(expression, node), node); - } - return node; + ts.isDeleteExpression = isDeleteExpression; + function isTypeOfExpression(node) { + return node.kind === 191 /* AwaitExpression */; } - ts.updateAwait = updateAwait; - function createPrefix(operator, operand, location) { - var node = createNode(190 /* PrefixUnaryExpression */, location); - node.operator = operator; - node.operand = parenthesizePrefixOperand(operand); - return node; + ts.isTypeOfExpression = isTypeOfExpression; + function isVoidExpression(node) { + return node.kind === 190 /* VoidExpression */; } - ts.createPrefix = createPrefix; - function updatePrefix(node, operand) { - if (node.operand !== operand) { - return updateNode(createPrefix(node.operator, operand, node), node); - } - return node; + ts.isVoidExpression = isVoidExpression; + function isAwaitExpression(node) { + return node.kind === 191 /* AwaitExpression */; } - ts.updatePrefix = updatePrefix; - function createPostfix(operand, operator, location) { - var node = createNode(191 /* PostfixUnaryExpression */, location); - node.operand = parenthesizePostfixOperand(operand); - node.operator = operator; - return node; + ts.isAwaitExpression = isAwaitExpression; + function isPrefixUnaryExpression(node) { + return node.kind === 192 /* PrefixUnaryExpression */; } - ts.createPostfix = createPostfix; - function updatePostfix(node, operand) { - if (node.operand !== operand) { - return updateNode(createPostfix(operand, node.operator, node), node); - } - return node; + ts.isPrefixUnaryExpression = isPrefixUnaryExpression; + function isPostfixUnaryExpression(node) { + return node.kind === 193 /* PostfixUnaryExpression */; } - ts.updatePostfix = updatePostfix; - function createBinary(left, operator, right, location) { - var operatorToken = typeof operator === "number" ? createToken(operator) : operator; - var operatorKind = operatorToken.kind; - var node = createNode(192 /* BinaryExpression */, location); - node.left = parenthesizeBinaryOperand(operatorKind, left, /*isLeftSideOfBinary*/ true, /*leftOperand*/ undefined); - node.operatorToken = operatorToken; - node.right = parenthesizeBinaryOperand(operatorKind, right, /*isLeftSideOfBinary*/ false, node.left); - return node; + ts.isPostfixUnaryExpression = isPostfixUnaryExpression; + function isBinaryExpression(node) { + return node.kind === 194 /* BinaryExpression */; } - ts.createBinary = createBinary; - function updateBinary(node, left, right) { - if (node.left !== left || node.right !== right) { - return updateNode(createBinary(left, node.operatorToken, right, /*location*/ node), node); - } - return node; + ts.isBinaryExpression = isBinaryExpression; + function isConditionalExpression(node) { + return node.kind === 195 /* ConditionalExpression */; } - ts.updateBinary = updateBinary; - function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonTokenOrLocation, whenFalse, location) { - var node = createNode(193 /* ConditionalExpression */, whenFalse ? location : colonTokenOrLocation); - node.condition = parenthesizeForConditionalHead(condition); - if (whenFalse) { - // second overload - node.questionToken = questionTokenOrWhenTrue; - node.whenTrue = parenthesizeSubexpressionOfConditionalExpression(whenTrueOrWhenFalse); - node.colonToken = colonTokenOrLocation; - node.whenFalse = parenthesizeSubexpressionOfConditionalExpression(whenFalse); - } - else { - // first overload - node.questionToken = createToken(54 /* QuestionToken */); - node.whenTrue = parenthesizeSubexpressionOfConditionalExpression(questionTokenOrWhenTrue); - node.colonToken = createToken(55 /* ColonToken */); - node.whenFalse = parenthesizeSubexpressionOfConditionalExpression(whenTrueOrWhenFalse); - } - return node; + ts.isConditionalExpression = isConditionalExpression; + function isTemplateExpression(node) { + return node.kind === 196 /* TemplateExpression */; } - ts.createConditional = createConditional; - function updateConditional(node, condition, whenTrue, whenFalse) { - if (node.condition !== condition || node.whenTrue !== whenTrue || node.whenFalse !== whenFalse) { - return updateNode(createConditional(condition, node.questionToken, whenTrue, node.colonToken, whenFalse, node), node); - } - return node; + ts.isTemplateExpression = isTemplateExpression; + function isYieldExpression(node) { + return node.kind === 197 /* YieldExpression */; } - ts.updateConditional = updateConditional; - function createTemplateExpression(head, templateSpans, location) { - var node = createNode(194 /* TemplateExpression */, location); - node.head = head; - node.templateSpans = createNodeArray(templateSpans); - return node; + ts.isYieldExpression = isYieldExpression; + function isSpreadElement(node) { + return node.kind === 198 /* SpreadElement */; } - ts.createTemplateExpression = createTemplateExpression; - function updateTemplateExpression(node, head, templateSpans) { - if (node.head !== head || node.templateSpans !== templateSpans) { - return updateNode(createTemplateExpression(head, templateSpans, node), node); - } - return node; + ts.isSpreadElement = isSpreadElement; + function isClassExpression(node) { + return node.kind === 199 /* ClassExpression */; } - ts.updateTemplateExpression = updateTemplateExpression; - function createYield(asteriskToken, expression, location) { - var node = createNode(195 /* YieldExpression */, location); - node.asteriskToken = asteriskToken; - node.expression = expression; - return node; + ts.isClassExpression = isClassExpression; + function isOmittedExpression(node) { + return node.kind === 200 /* OmittedExpression */; } - ts.createYield = createYield; - function updateYield(node, expression) { - if (node.expression !== expression) { - return updateNode(createYield(node.asteriskToken, expression, node), node); - } - return node; + ts.isOmittedExpression = isOmittedExpression; + function isExpressionWithTypeArguments(node) { + return node.kind === 201 /* ExpressionWithTypeArguments */; } - ts.updateYield = updateYield; - function createSpread(expression, location) { - var node = createNode(196 /* SpreadElement */, location); - node.expression = parenthesizeExpressionForList(expression); - return node; + ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments; + function isAsExpression(node) { + return node.kind === 202 /* AsExpression */; } - ts.createSpread = createSpread; - function updateSpread(node, expression) { - if (node.expression !== expression) { - return updateNode(createSpread(expression, node), node); - } - return node; + ts.isAsExpression = isAsExpression; + function isNonNullExpression(node) { + return node.kind === 203 /* NonNullExpression */; } - ts.updateSpread = updateSpread; - function createClassExpression(modifiers, name, typeParameters, heritageClauses, members, location) { - var node = createNode(197 /* ClassExpression */, location); - node.decorators = undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.heritageClauses = createNodeArray(heritageClauses); - node.members = createNodeArray(members); - return node; + ts.isNonNullExpression = isNonNullExpression; + function isMetaProperty(node) { + return node.kind === 204 /* MetaProperty */; } - ts.createClassExpression = createClassExpression; - function updateClassExpression(node, modifiers, name, typeParameters, heritageClauses, members) { - if (node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.heritageClauses !== heritageClauses || node.members !== members) { - return updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members, node), node); - } - return node; + ts.isMetaProperty = isMetaProperty; + // Misc + function isTemplateSpan(node) { + return node.kind === 205 /* TemplateSpan */; } - ts.updateClassExpression = updateClassExpression; - function createOmittedExpression(location) { - var node = createNode(198 /* OmittedExpression */, location); - return node; + ts.isTemplateSpan = isTemplateSpan; + function isSemicolonClassElement(node) { + return node.kind === 206 /* SemicolonClassElement */; } - ts.createOmittedExpression = createOmittedExpression; - function createExpressionWithTypeArguments(typeArguments, expression, location) { - var node = createNode(199 /* ExpressionWithTypeArguments */, location); - node.typeArguments = typeArguments ? createNodeArray(typeArguments) : undefined; - node.expression = parenthesizeForAccess(expression); - return node; + ts.isSemicolonClassElement = isSemicolonClassElement; + // Block + function isBlock(node) { + return node.kind === 207 /* Block */; } - ts.createExpressionWithTypeArguments = createExpressionWithTypeArguments; - function updateExpressionWithTypeArguments(node, typeArguments, expression) { - if (node.typeArguments !== typeArguments || node.expression !== expression) { - return updateNode(createExpressionWithTypeArguments(typeArguments, expression, node), node); - } - return node; + ts.isBlock = isBlock; + function isVariableStatement(node) { + return node.kind === 208 /* VariableStatement */; } - ts.updateExpressionWithTypeArguments = updateExpressionWithTypeArguments; - // Misc - function createTemplateSpan(expression, literal, location) { - var node = createNode(202 /* TemplateSpan */, location); - node.expression = expression; - node.literal = literal; - return node; + ts.isVariableStatement = isVariableStatement; + function isEmptyStatement(node) { + return node.kind === 209 /* EmptyStatement */; } - ts.createTemplateSpan = createTemplateSpan; - function updateTemplateSpan(node, expression, literal) { - if (node.expression !== expression || node.literal !== literal) { - return updateNode(createTemplateSpan(expression, literal, node), node); - } - return node; + ts.isEmptyStatement = isEmptyStatement; + function isExpressionStatement(node) { + return node.kind === 210 /* ExpressionStatement */; } - ts.updateTemplateSpan = updateTemplateSpan; - // Element - function createBlock(statements, location, multiLine, flags) { - var block = createNode(204 /* Block */, location, flags); - block.statements = createNodeArray(statements); - if (multiLine) { - block.multiLine = true; - } - return block; + ts.isExpressionStatement = isExpressionStatement; + function isIfStatement(node) { + return node.kind === 211 /* IfStatement */; } - ts.createBlock = createBlock; - function updateBlock(node, statements) { - if (statements !== node.statements) { - return updateNode(createBlock(statements, /*location*/ node, node.multiLine, node.flags), node); - } - return node; + ts.isIfStatement = isIfStatement; + function isDoStatement(node) { + return node.kind === 212 /* DoStatement */; } - ts.updateBlock = updateBlock; - function createVariableStatement(modifiers, declarationList, location, flags) { - var node = createNode(205 /* VariableStatement */, location, flags); - node.decorators = undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList; - return node; + ts.isDoStatement = isDoStatement; + function isWhileStatement(node) { + return node.kind === 213 /* WhileStatement */; } - ts.createVariableStatement = createVariableStatement; - function updateVariableStatement(node, modifiers, declarationList) { - if (node.modifiers !== modifiers || node.declarationList !== declarationList) { - return updateNode(createVariableStatement(modifiers, declarationList, /*location*/ node, node.flags), node); - } - return node; + ts.isWhileStatement = isWhileStatement; + function isForStatement(node) { + return node.kind === 214 /* ForStatement */; } - ts.updateVariableStatement = updateVariableStatement; - function createVariableDeclarationList(declarations, location, flags) { - var node = createNode(224 /* VariableDeclarationList */, location, flags); - node.declarations = createNodeArray(declarations); - return node; + ts.isForStatement = isForStatement; + function isForInStatement(node) { + return node.kind === 215 /* ForInStatement */; } - ts.createVariableDeclarationList = createVariableDeclarationList; - function updateVariableDeclarationList(node, declarations) { - if (node.declarations !== declarations) { - return updateNode(createVariableDeclarationList(declarations, /*location*/ node, node.flags), node); - } - return node; + ts.isForInStatement = isForInStatement; + function isForOfStatement(node) { + return node.kind === 216 /* ForOfStatement */; } - ts.updateVariableDeclarationList = updateVariableDeclarationList; - function createVariableDeclaration(name, type, initializer, location, flags) { - var node = createNode(223 /* VariableDeclaration */, location, flags); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.type = type; - node.initializer = initializer !== undefined ? parenthesizeExpressionForList(initializer) : undefined; - return node; + ts.isForOfStatement = isForOfStatement; + function isContinueStatement(node) { + return node.kind === 217 /* ContinueStatement */; } - ts.createVariableDeclaration = createVariableDeclaration; - function updateVariableDeclaration(node, name, type, initializer) { - if (node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createVariableDeclaration(name, type, initializer, /*location*/ node, node.flags), node); - } - return node; + ts.isContinueStatement = isContinueStatement; + function isBreakStatement(node) { + return node.kind === 218 /* BreakStatement */; } - ts.updateVariableDeclaration = updateVariableDeclaration; - function createEmptyStatement(location) { - return createNode(206 /* EmptyStatement */, location); + ts.isBreakStatement = isBreakStatement; + function isReturnStatement(node) { + return node.kind === 219 /* ReturnStatement */; } - ts.createEmptyStatement = createEmptyStatement; - function createStatement(expression, location, flags) { - var node = createNode(207 /* ExpressionStatement */, location, flags); - node.expression = parenthesizeExpressionForExpressionStatement(expression); - return node; + ts.isReturnStatement = isReturnStatement; + function isWithStatement(node) { + return node.kind === 220 /* WithStatement */; } - ts.createStatement = createStatement; - function updateStatement(node, expression) { - if (node.expression !== expression) { - return updateNode(createStatement(expression, /*location*/ node, node.flags), node); - } - return node; + ts.isWithStatement = isWithStatement; + function isSwitchStatement(node) { + return node.kind === 221 /* SwitchStatement */; } - ts.updateStatement = updateStatement; - function createIf(expression, thenStatement, elseStatement, location) { - var node = createNode(208 /* IfStatement */, location); - node.expression = expression; - node.thenStatement = thenStatement; - node.elseStatement = elseStatement; - return node; + ts.isSwitchStatement = isSwitchStatement; + function isLabeledStatement(node) { + return node.kind === 222 /* LabeledStatement */; } - ts.createIf = createIf; - function updateIf(node, expression, thenStatement, elseStatement) { - if (node.expression !== expression || node.thenStatement !== thenStatement || node.elseStatement !== elseStatement) { - return updateNode(createIf(expression, thenStatement, elseStatement, /*location*/ node), node); - } - return node; + ts.isLabeledStatement = isLabeledStatement; + function isThrowStatement(node) { + return node.kind === 223 /* ThrowStatement */; } - ts.updateIf = updateIf; - function createDo(statement, expression, location) { - var node = createNode(209 /* DoStatement */, location); - node.statement = statement; - node.expression = expression; - return node; + ts.isThrowStatement = isThrowStatement; + function isTryStatement(node) { + return node.kind === 224 /* TryStatement */; } - ts.createDo = createDo; - function updateDo(node, statement, expression) { - if (node.statement !== statement || node.expression !== expression) { - return updateNode(createDo(statement, expression, node), node); - } - return node; + ts.isTryStatement = isTryStatement; + function isDebuggerStatement(node) { + return node.kind === 225 /* DebuggerStatement */; } - ts.updateDo = updateDo; - function createWhile(expression, statement, location) { - var node = createNode(210 /* WhileStatement */, location); - node.expression = expression; - node.statement = statement; - return node; + ts.isDebuggerStatement = isDebuggerStatement; + function isVariableDeclaration(node) { + return node.kind === 226 /* VariableDeclaration */; } - ts.createWhile = createWhile; - function updateWhile(node, expression, statement) { - if (node.expression !== expression || node.statement !== statement) { - return updateNode(createWhile(expression, statement, node), node); - } - return node; + ts.isVariableDeclaration = isVariableDeclaration; + function isVariableDeclarationList(node) { + return node.kind === 227 /* VariableDeclarationList */; } - ts.updateWhile = updateWhile; - function createFor(initializer, condition, incrementor, statement, location) { - var node = createNode(211 /* ForStatement */, location, /*flags*/ undefined); - node.initializer = initializer; - node.condition = condition; - node.incrementor = incrementor; - node.statement = statement; - return node; + ts.isVariableDeclarationList = isVariableDeclarationList; + function isFunctionDeclaration(node) { + return node.kind === 228 /* FunctionDeclaration */; } - ts.createFor = createFor; - function updateFor(node, initializer, condition, incrementor, statement) { - if (node.initializer !== initializer || node.condition !== condition || node.incrementor !== incrementor || node.statement !== statement) { - return updateNode(createFor(initializer, condition, incrementor, statement, node), node); - } - return node; + ts.isFunctionDeclaration = isFunctionDeclaration; + function isClassDeclaration(node) { + return node.kind === 229 /* ClassDeclaration */; } - ts.updateFor = updateFor; - function createForIn(initializer, expression, statement, location) { - var node = createNode(212 /* ForInStatement */, location); - node.initializer = initializer; - node.expression = expression; - node.statement = statement; - return node; + ts.isClassDeclaration = isClassDeclaration; + function isInterfaceDeclaration(node) { + return node.kind === 230 /* InterfaceDeclaration */; } - ts.createForIn = createForIn; - function updateForIn(node, initializer, expression, statement) { - if (node.initializer !== initializer || node.expression !== expression || node.statement !== statement) { - return updateNode(createForIn(initializer, expression, statement, node), node); - } - return node; + ts.isInterfaceDeclaration = isInterfaceDeclaration; + function isTypeAliasDeclaration(node) { + return node.kind === 231 /* TypeAliasDeclaration */; } - ts.updateForIn = updateForIn; - function createForOf(initializer, expression, statement, location) { - var node = createNode(213 /* ForOfStatement */, location); - node.initializer = initializer; - node.expression = expression; - node.statement = statement; - return node; + ts.isTypeAliasDeclaration = isTypeAliasDeclaration; + function isEnumDeclaration(node) { + return node.kind === 232 /* EnumDeclaration */; } - ts.createForOf = createForOf; - function updateForOf(node, initializer, expression, statement) { - if (node.initializer !== initializer || node.expression !== expression || node.statement !== statement) { - return updateNode(createForOf(initializer, expression, statement, node), node); - } - return node; + ts.isEnumDeclaration = isEnumDeclaration; + function isModuleDeclaration(node) { + return node.kind === 233 /* ModuleDeclaration */; } - ts.updateForOf = updateForOf; - function createContinue(label, location) { - var node = createNode(214 /* ContinueStatement */, location); - if (label) { - node.label = label; - } - return node; + ts.isModuleDeclaration = isModuleDeclaration; + function isModuleBlock(node) { + return node.kind === 234 /* ModuleBlock */; } - ts.createContinue = createContinue; - function updateContinue(node, label) { - if (node.label !== label) { - return updateNode(createContinue(label, node), node); - } - return node; + ts.isModuleBlock = isModuleBlock; + function isCaseBlock(node) { + return node.kind === 235 /* CaseBlock */; } - ts.updateContinue = updateContinue; - function createBreak(label, location) { - var node = createNode(215 /* BreakStatement */, location); - if (label) { - node.label = label; - } - return node; + ts.isCaseBlock = isCaseBlock; + function isNamespaceExportDeclaration(node) { + return node.kind === 236 /* NamespaceExportDeclaration */; } - ts.createBreak = createBreak; - function updateBreak(node, label) { - if (node.label !== label) { - return updateNode(createBreak(label, node), node); - } - return node; + ts.isNamespaceExportDeclaration = isNamespaceExportDeclaration; + function isImportEqualsDeclaration(node) { + return node.kind === 237 /* ImportEqualsDeclaration */; } - ts.updateBreak = updateBreak; - function createReturn(expression, location) { - var node = createNode(216 /* ReturnStatement */, location); - node.expression = expression; - return node; + ts.isImportEqualsDeclaration = isImportEqualsDeclaration; + function isImportDeclaration(node) { + return node.kind === 238 /* ImportDeclaration */; } - ts.createReturn = createReturn; - function updateReturn(node, expression) { - if (node.expression !== expression) { - return updateNode(createReturn(expression, /*location*/ node), node); - } - return node; + ts.isImportDeclaration = isImportDeclaration; + function isImportClause(node) { + return node.kind === 239 /* ImportClause */; } - ts.updateReturn = updateReturn; - function createWith(expression, statement, location) { - var node = createNode(217 /* WithStatement */, location); - node.expression = expression; - node.statement = statement; - return node; + ts.isImportClause = isImportClause; + function isNamespaceImport(node) { + return node.kind === 240 /* NamespaceImport */; } - ts.createWith = createWith; - function updateWith(node, expression, statement) { - if (node.expression !== expression || node.statement !== statement) { - return updateNode(createWith(expression, statement, node), node); - } - return node; + ts.isNamespaceImport = isNamespaceImport; + function isNamedImports(node) { + return node.kind === 241 /* NamedImports */; } - ts.updateWith = updateWith; - function createSwitch(expression, caseBlock, location) { - var node = createNode(218 /* SwitchStatement */, location); - node.expression = parenthesizeExpressionForList(expression); - node.caseBlock = caseBlock; - return node; + ts.isNamedImports = isNamedImports; + function isImportSpecifier(node) { + return node.kind === 242 /* ImportSpecifier */; } - ts.createSwitch = createSwitch; - function updateSwitch(node, expression, caseBlock) { - if (node.expression !== expression || node.caseBlock !== caseBlock) { - return updateNode(createSwitch(expression, caseBlock, node), node); - } - return node; + ts.isImportSpecifier = isImportSpecifier; + function isExportAssignment(node) { + return node.kind === 243 /* ExportAssignment */; } - ts.updateSwitch = updateSwitch; - function createLabel(label, statement, location) { - var node = createNode(219 /* LabeledStatement */, location); - node.label = typeof label === "string" ? createIdentifier(label) : label; - node.statement = statement; - return node; + ts.isExportAssignment = isExportAssignment; + function isExportDeclaration(node) { + return node.kind === 244 /* ExportDeclaration */; } - ts.createLabel = createLabel; - function updateLabel(node, label, statement) { - if (node.label !== label || node.statement !== statement) { - return updateNode(createLabel(label, statement, node), node); - } - return node; + ts.isExportDeclaration = isExportDeclaration; + function isNamedExports(node) { + return node.kind === 245 /* NamedExports */; } - ts.updateLabel = updateLabel; - function createThrow(expression, location) { - var node = createNode(220 /* ThrowStatement */, location); - node.expression = expression; - return node; + ts.isNamedExports = isNamedExports; + function isExportSpecifier(node) { + return node.kind === 246 /* ExportSpecifier */; } - ts.createThrow = createThrow; - function updateThrow(node, expression) { - if (node.expression !== expression) { - return updateNode(createThrow(expression, node), node); - } - return node; + ts.isExportSpecifier = isExportSpecifier; + function isMissingDeclaration(node) { + return node.kind === 247 /* MissingDeclaration */; } - ts.updateThrow = updateThrow; - function createTry(tryBlock, catchClause, finallyBlock, location) { - var node = createNode(221 /* TryStatement */, location); - node.tryBlock = tryBlock; - node.catchClause = catchClause; - node.finallyBlock = finallyBlock; - return node; + ts.isMissingDeclaration = isMissingDeclaration; + // Module References + function isExternalModuleReference(node) { + return node.kind === 248 /* ExternalModuleReference */; } - ts.createTry = createTry; - function updateTry(node, tryBlock, catchClause, finallyBlock) { - if (node.tryBlock !== tryBlock || node.catchClause !== catchClause || node.finallyBlock !== finallyBlock) { - return updateNode(createTry(tryBlock, catchClause, finallyBlock, node), node); - } - return node; + ts.isExternalModuleReference = isExternalModuleReference; + // JSX + function isJsxElement(node) { + return node.kind === 249 /* JsxElement */; } - ts.updateTry = updateTry; - function createCaseBlock(clauses, location) { - var node = createNode(232 /* CaseBlock */, location); - node.clauses = createNodeArray(clauses); - return node; + ts.isJsxElement = isJsxElement; + function isJsxSelfClosingElement(node) { + return node.kind === 250 /* JsxSelfClosingElement */; } - ts.createCaseBlock = createCaseBlock; - function updateCaseBlock(node, clauses) { - if (node.clauses !== clauses) { - return updateNode(createCaseBlock(clauses, node), node); - } - return node; + ts.isJsxSelfClosingElement = isJsxSelfClosingElement; + function isJsxOpeningElement(node) { + return node.kind === 251 /* JsxOpeningElement */; } - ts.updateCaseBlock = updateCaseBlock; - function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(225 /* FunctionDeclaration */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.parameters = createNodeArray(parameters); - node.type = type; - node.body = body; - return node; + ts.isJsxOpeningElement = isJsxOpeningElement; + function isJsxClosingElement(node) { + return node.kind === 252 /* JsxClosingElement */; } - ts.createFunctionDeclaration = createFunctionDeclaration; - function updateFunctionDeclaration(node, decorators, modifiers, name, typeParameters, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createFunctionDeclaration(decorators, modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.isJsxClosingElement = isJsxClosingElement; + function isJsxAttribute(node) { + return node.kind === 253 /* JsxAttribute */; } - ts.updateFunctionDeclaration = updateFunctionDeclaration; - function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members, location) { - var node = createNode(226 /* ClassDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.heritageClauses = createNodeArray(heritageClauses); - node.members = createNodeArray(members); - return node; + ts.isJsxAttribute = isJsxAttribute; + function isJsxAttributes(node) { + return node.kind === 254 /* JsxAttributes */; } - ts.createClassDeclaration = createClassDeclaration; - function updateClassDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.heritageClauses !== heritageClauses || node.members !== members) { - return updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members, node), node); - } - return node; + ts.isJsxAttributes = isJsxAttributes; + function isJsxSpreadAttribute(node) { + return node.kind === 255 /* JsxSpreadAttribute */; } - ts.updateClassDeclaration = updateClassDeclaration; - function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier, location) { - var node = createNode(235 /* ImportDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.importClause = importClause; - node.moduleSpecifier = moduleSpecifier; - return node; + ts.isJsxSpreadAttribute = isJsxSpreadAttribute; + function isJsxExpression(node) { + return node.kind === 256 /* JsxExpression */; } - ts.createImportDeclaration = createImportDeclaration; - function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.importClause !== importClause || node.moduleSpecifier !== moduleSpecifier) { - return updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier, node), node); - } - return node; + ts.isJsxExpression = isJsxExpression; + // Clauses + function isCaseClause(node) { + return node.kind === 257 /* CaseClause */; } - ts.updateImportDeclaration = updateImportDeclaration; - function createImportClause(name, namedBindings, location) { - var node = createNode(236 /* ImportClause */, location); - node.name = name; - node.namedBindings = namedBindings; - return node; + ts.isCaseClause = isCaseClause; + function isDefaultClause(node) { + return node.kind === 258 /* DefaultClause */; } - ts.createImportClause = createImportClause; - function updateImportClause(node, name, namedBindings) { - if (node.name !== name || node.namedBindings !== namedBindings) { - return updateNode(createImportClause(name, namedBindings, node), node); - } - return node; + ts.isDefaultClause = isDefaultClause; + function isHeritageClause(node) { + return node.kind === 259 /* HeritageClause */; } - ts.updateImportClause = updateImportClause; - function createNamespaceImport(name, location) { - var node = createNode(237 /* NamespaceImport */, location); - node.name = name; - return node; + ts.isHeritageClause = isHeritageClause; + function isCatchClause(node) { + return node.kind === 260 /* CatchClause */; } - ts.createNamespaceImport = createNamespaceImport; - function updateNamespaceImport(node, name) { - if (node.name !== name) { - return updateNode(createNamespaceImport(name, node), node); - } - return node; + ts.isCatchClause = isCatchClause; + // Property assignments + function isPropertyAssignment(node) { + return node.kind === 261 /* PropertyAssignment */; } - ts.updateNamespaceImport = updateNamespaceImport; - function createNamedImports(elements, location) { - var node = createNode(238 /* NamedImports */, location); - node.elements = createNodeArray(elements); - return node; + ts.isPropertyAssignment = isPropertyAssignment; + function isShorthandPropertyAssignment(node) { + return node.kind === 262 /* ShorthandPropertyAssignment */; } - ts.createNamedImports = createNamedImports; - function updateNamedImports(node, elements) { - if (node.elements !== elements) { - return updateNode(createNamedImports(elements, node), node); - } - return node; + ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment; + function isSpreadAssignment(node) { + return node.kind === 263 /* SpreadAssignment */; } - ts.updateNamedImports = updateNamedImports; - function createImportSpecifier(propertyName, name, location) { - var node = createNode(239 /* ImportSpecifier */, location); - node.propertyName = propertyName; - node.name = name; - return node; + ts.isSpreadAssignment = isSpreadAssignment; + // Enum + function isEnumMember(node) { + return node.kind === 264 /* EnumMember */; } - ts.createImportSpecifier = createImportSpecifier; - function updateImportSpecifier(node, propertyName, name) { - if (node.propertyName !== propertyName || node.name !== name) { - return updateNode(createImportSpecifier(propertyName, name, node), node); - } - return node; + ts.isEnumMember = isEnumMember; + // Top-level nodes + function isSourceFile(node) { + return node.kind === 265 /* SourceFile */; } - ts.updateImportSpecifier = updateImportSpecifier; - function createExportAssignment(decorators, modifiers, isExportEquals, expression, location) { - var node = createNode(240 /* ExportAssignment */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.isExportEquals = isExportEquals; - node.expression = expression; - return node; + ts.isSourceFile = isSourceFile; + function isBundle(node) { + return node.kind === 266 /* Bundle */; } - ts.createExportAssignment = createExportAssignment; - function updateExportAssignment(node, decorators, modifiers, expression) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.expression !== expression) { - return updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression, node), node); - } - return node; + ts.isBundle = isBundle; + // JSDoc + function isJSDocTypeExpression(node) { + return node.kind === 267 /* JSDocTypeExpression */; } - ts.updateExportAssignment = updateExportAssignment; - function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, location) { - var node = createNode(241 /* ExportDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.exportClause = exportClause; - node.moduleSpecifier = moduleSpecifier; - return node; + ts.isJSDocTypeExpression = isJSDocTypeExpression; + function isJSDocAllType(node) { + return node.kind === 268 /* JSDocAllType */; } - ts.createExportDeclaration = createExportDeclaration; - function updateExportDeclaration(node, decorators, modifiers, exportClause, moduleSpecifier) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.exportClause !== exportClause || node.moduleSpecifier !== moduleSpecifier) { - return updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, node), node); - } - return node; + ts.isJSDocAllType = isJSDocAllType; + function isJSDocUnknownType(node) { + return node.kind === 269 /* JSDocUnknownType */; } - ts.updateExportDeclaration = updateExportDeclaration; - function createNamedExports(elements, location) { - var node = createNode(242 /* NamedExports */, location); - node.elements = createNodeArray(elements); - return node; + ts.isJSDocUnknownType = isJSDocUnknownType; + function isJSDocNullableType(node) { + return node.kind === 270 /* JSDocNullableType */; } - ts.createNamedExports = createNamedExports; - function updateNamedExports(node, elements) { - if (node.elements !== elements) { - return updateNode(createNamedExports(elements, node), node); - } - return node; + ts.isJSDocNullableType = isJSDocNullableType; + function isJSDocNonNullableType(node) { + return node.kind === 271 /* JSDocNonNullableType */; } - ts.updateNamedExports = updateNamedExports; - function createExportSpecifier(name, propertyName, location) { - var node = createNode(243 /* ExportSpecifier */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.propertyName = typeof propertyName === "string" ? createIdentifier(propertyName) : propertyName; - return node; + ts.isJSDocNonNullableType = isJSDocNonNullableType; + function isJSDocOptionalType(node) { + return node.kind === 272 /* JSDocOptionalType */; } - ts.createExportSpecifier = createExportSpecifier; - function updateExportSpecifier(node, name, propertyName) { - if (node.name !== name || node.propertyName !== propertyName) { - return updateNode(createExportSpecifier(name, propertyName, node), node); - } - return node; + ts.isJSDocOptionalType = isJSDocOptionalType; + function isJSDocFunctionType(node) { + return node.kind === 273 /* JSDocFunctionType */; } - ts.updateExportSpecifier = updateExportSpecifier; - // JSX - function createJsxElement(openingElement, children, closingElement, location) { - var node = createNode(246 /* JsxElement */, location); - node.openingElement = openingElement; - node.children = createNodeArray(children); - node.closingElement = closingElement; - return node; + ts.isJSDocFunctionType = isJSDocFunctionType; + function isJSDocVariadicType(node) { + return node.kind === 274 /* JSDocVariadicType */; } - ts.createJsxElement = createJsxElement; - function updateJsxElement(node, openingElement, children, closingElement) { - if (node.openingElement !== openingElement || node.children !== children || node.closingElement !== closingElement) { - return updateNode(createJsxElement(openingElement, children, closingElement, node), node); - } - return node; + ts.isJSDocVariadicType = isJSDocVariadicType; + function isJSDoc(node) { + return node.kind === 275 /* JSDocComment */; } - ts.updateJsxElement = updateJsxElement; - function createJsxSelfClosingElement(tagName, attributes, location) { - var node = createNode(247 /* JsxSelfClosingElement */, location); - node.tagName = tagName; - node.attributes = createNodeArray(attributes); - return node; + ts.isJSDoc = isJSDoc; + function isJSDocAugmentsTag(node) { + return node.kind === 277 /* JSDocAugmentsTag */; } - ts.createJsxSelfClosingElement = createJsxSelfClosingElement; - function updateJsxSelfClosingElement(node, tagName, attributes) { - if (node.tagName !== tagName || node.attributes !== attributes) { - return updateNode(createJsxSelfClosingElement(tagName, attributes, node), node); - } - return node; + ts.isJSDocAugmentsTag = isJSDocAugmentsTag; + function isJSDocParameterTag(node) { + return node.kind === 279 /* JSDocParameterTag */; } - ts.updateJsxSelfClosingElement = updateJsxSelfClosingElement; - function createJsxOpeningElement(tagName, attributes, location) { - var node = createNode(248 /* JsxOpeningElement */, location); - node.tagName = tagName; - node.attributes = createNodeArray(attributes); - return node; + ts.isJSDocParameterTag = isJSDocParameterTag; + function isJSDocReturnTag(node) { + return node.kind === 280 /* JSDocReturnTag */; } - ts.createJsxOpeningElement = createJsxOpeningElement; - function updateJsxOpeningElement(node, tagName, attributes) { - if (node.tagName !== tagName || node.attributes !== attributes) { - return updateNode(createJsxOpeningElement(tagName, attributes, node), node); - } - return node; + ts.isJSDocReturnTag = isJSDocReturnTag; + function isJSDocTypeTag(node) { + return node.kind === 281 /* JSDocTypeTag */; } - ts.updateJsxOpeningElement = updateJsxOpeningElement; - function createJsxClosingElement(tagName, location) { - var node = createNode(249 /* JsxClosingElement */, location); - node.tagName = tagName; - return node; + ts.isJSDocTypeTag = isJSDocTypeTag; + function isJSDocTemplateTag(node) { + return node.kind === 282 /* JSDocTemplateTag */; } - ts.createJsxClosingElement = createJsxClosingElement; - function updateJsxClosingElement(node, tagName) { - if (node.tagName !== tagName) { - return updateNode(createJsxClosingElement(tagName, node), node); - } - return node; + ts.isJSDocTemplateTag = isJSDocTemplateTag; + function isJSDocTypedefTag(node) { + return node.kind === 283 /* JSDocTypedefTag */; } - ts.updateJsxClosingElement = updateJsxClosingElement; - function createJsxAttribute(name, initializer, location) { - var node = createNode(250 /* JsxAttribute */, location); - node.name = name; - node.initializer = initializer; - return node; + ts.isJSDocTypedefTag = isJSDocTypedefTag; + function isJSDocPropertyTag(node) { + return node.kind === 284 /* JSDocPropertyTag */; } - ts.createJsxAttribute = createJsxAttribute; - function updateJsxAttribute(node, name, initializer) { - if (node.name !== name || node.initializer !== initializer) { - return updateNode(createJsxAttribute(name, initializer, node), node); - } - return node; + ts.isJSDocPropertyTag = isJSDocPropertyTag; + function isJSDocPropertyLikeTag(node) { + return node.kind === 284 /* JSDocPropertyTag */ || node.kind === 279 /* JSDocParameterTag */; } - ts.updateJsxAttribute = updateJsxAttribute; - function createJsxSpreadAttribute(expression, location) { - var node = createNode(251 /* JsxSpreadAttribute */, location); - node.expression = expression; - return node; + ts.isJSDocPropertyLikeTag = isJSDocPropertyLikeTag; + function isJSDocTypeLiteral(node) { + return node.kind === 285 /* JSDocTypeLiteral */; } - ts.createJsxSpreadAttribute = createJsxSpreadAttribute; - function updateJsxSpreadAttribute(node, expression) { - if (node.expression !== expression) { - return updateNode(createJsxSpreadAttribute(expression, node), node); - } - return node; + ts.isJSDocTypeLiteral = isJSDocTypeLiteral; +})(ts || (ts = {})); +// Node tests +// +// All node tests in the following list should *not* reference parent pointers so that +// they may be used with transformations. +(function (ts) { + /* @internal */ + function isSyntaxList(n) { + return n.kind === 286 /* SyntaxList */; } - ts.updateJsxSpreadAttribute = updateJsxSpreadAttribute; - function createJsxExpression(expression, location) { - var node = createNode(252 /* JsxExpression */, location); - node.expression = expression; - return node; + ts.isSyntaxList = isSyntaxList; + /* @internal */ + function isNode(node) { + return isNodeKind(node.kind); } - ts.createJsxExpression = createJsxExpression; - function updateJsxExpression(node, expression) { - if (node.expression !== expression) { - return updateNode(createJsxExpression(expression, node), node); - } - return node; + ts.isNode = isNode; + /* @internal */ + function isNodeKind(kind) { + return kind >= 143 /* FirstNode */; } - ts.updateJsxExpression = updateJsxExpression; - // Clauses - function createHeritageClause(token, types, location) { - var node = createNode(255 /* HeritageClause */, location); - node.token = token; - node.types = createNodeArray(types); - return node; + ts.isNodeKind = isNodeKind; + /** + * True if node is of some token syntax kind. + * For example, this is true for an IfKeyword but not for an IfStatement. + */ + function isToken(n) { + return n.kind >= 0 /* FirstToken */ && n.kind <= 142 /* LastToken */; } - ts.createHeritageClause = createHeritageClause; - function updateHeritageClause(node, types) { - if (node.types !== types) { - return updateNode(createHeritageClause(node.token, types, node), node); - } - return node; + ts.isToken = isToken; + // Node Arrays + /* @internal */ + function isNodeArray(array) { + return array.hasOwnProperty("pos") && array.hasOwnProperty("end"); } - ts.updateHeritageClause = updateHeritageClause; - function createCaseClause(expression, statements, location) { - var node = createNode(253 /* CaseClause */, location); - node.expression = parenthesizeExpressionForList(expression); - node.statements = createNodeArray(statements); - return node; + ts.isNodeArray = isNodeArray; + // Literals + /* @internal */ + function isLiteralKind(kind) { + return 8 /* FirstLiteralToken */ <= kind && kind <= 13 /* LastLiteralToken */; } - ts.createCaseClause = createCaseClause; - function updateCaseClause(node, expression, statements) { - if (node.expression !== expression || node.statements !== statements) { - return updateNode(createCaseClause(expression, statements, node), node); - } - return node; + ts.isLiteralKind = isLiteralKind; + function isLiteralExpression(node) { + return isLiteralKind(node.kind); } - ts.updateCaseClause = updateCaseClause; - function createDefaultClause(statements, location) { - var node = createNode(254 /* DefaultClause */, location); - node.statements = createNodeArray(statements); - return node; + ts.isLiteralExpression = isLiteralExpression; + // Pseudo-literals + /* @internal */ + function isTemplateLiteralKind(kind) { + return 13 /* FirstTemplateToken */ <= kind && kind <= 16 /* LastTemplateToken */; } - ts.createDefaultClause = createDefaultClause; - function updateDefaultClause(node, statements) { - if (node.statements !== statements) { - return updateNode(createDefaultClause(statements, node), node); + ts.isTemplateLiteralKind = isTemplateLiteralKind; + function isTemplateMiddleOrTemplateTail(node) { + var kind = node.kind; + return kind === 15 /* TemplateMiddle */ + || kind === 16 /* TemplateTail */; + } + ts.isTemplateMiddleOrTemplateTail = isTemplateMiddleOrTemplateTail; + function isStringTextContainingNode(node) { + switch (node.kind) { + case 9 /* StringLiteral */: + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: + case 13 /* NoSubstitutionTemplateLiteral */: + return true; + default: + return false; } - return node; } - ts.updateDefaultClause = updateDefaultClause; - function createCatchClause(variableDeclaration, block, location) { - var node = createNode(256 /* CatchClause */, location); - node.variableDeclaration = typeof variableDeclaration === "string" ? createVariableDeclaration(variableDeclaration) : variableDeclaration; - node.block = block; - return node; + ts.isStringTextContainingNode = isStringTextContainingNode; + // Identifiers + /* @internal */ + function isGeneratedIdentifier(node) { + // Using `>` here catches both `GeneratedIdentifierKind.None` and `undefined`. + return ts.isIdentifier(node) && node.autoGenerateKind > 0 /* None */; } - ts.createCatchClause = createCatchClause; - function updateCatchClause(node, variableDeclaration, block) { - if (node.variableDeclaration !== variableDeclaration || node.block !== block) { - return updateNode(createCatchClause(variableDeclaration, block, node), node); + ts.isGeneratedIdentifier = isGeneratedIdentifier; + // Keywords + /* @internal */ + function isModifierKind(token) { + switch (token) { + case 117 /* AbstractKeyword */: + case 120 /* AsyncKeyword */: + case 76 /* ConstKeyword */: + case 124 /* DeclareKeyword */: + case 79 /* DefaultKeyword */: + case 84 /* ExportKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 131 /* ReadonlyKeyword */: + case 115 /* StaticKeyword */: + return true; } - return node; + return false; } - ts.updateCatchClause = updateCatchClause; - // Property assignments - function createPropertyAssignment(name, initializer, location) { - var node = createNode(257 /* PropertyAssignment */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.questionToken = undefined; - node.initializer = initializer !== undefined ? parenthesizeExpressionForList(initializer) : undefined; - return node; + ts.isModifierKind = isModifierKind; + function isModifier(node) { + return isModifierKind(node.kind); } - ts.createPropertyAssignment = createPropertyAssignment; - function updatePropertyAssignment(node, name, initializer) { - if (node.name !== name || node.initializer !== initializer) { - return updateNode(createPropertyAssignment(name, initializer, node), node); - } - return node; + ts.isModifier = isModifier; + function isEntityName(node) { + var kind = node.kind; + return kind === 143 /* QualifiedName */ + || kind === 71 /* Identifier */; } - ts.updatePropertyAssignment = updatePropertyAssignment; - function createShorthandPropertyAssignment(name, objectAssignmentInitializer, location) { - var node = createNode(258 /* ShorthandPropertyAssignment */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? parenthesizeExpressionForList(objectAssignmentInitializer) : undefined; - return node; + ts.isEntityName = isEntityName; + function isPropertyName(node) { + var kind = node.kind; + return kind === 71 /* Identifier */ + || kind === 9 /* StringLiteral */ + || kind === 8 /* NumericLiteral */ + || kind === 144 /* ComputedPropertyName */; } - ts.createShorthandPropertyAssignment = createShorthandPropertyAssignment; - function createSpreadAssignment(expression, location) { - var node = createNode(259 /* SpreadAssignment */, location); - node.expression = expression !== undefined ? parenthesizeExpressionForList(expression) : undefined; - return node; + ts.isPropertyName = isPropertyName; + function isBindingName(node) { + var kind = node.kind; + return kind === 71 /* Identifier */ + || kind === 174 /* ObjectBindingPattern */ + || kind === 175 /* ArrayBindingPattern */; } - ts.createSpreadAssignment = createSpreadAssignment; - function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) { - if (node.name !== name || node.objectAssignmentInitializer !== objectAssignmentInitializer) { - return updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer, node), node); - } - return node; + ts.isBindingName = isBindingName; + // Functions + function isFunctionLike(node) { + return node && isFunctionLikeKind(node.kind); } - ts.updateShorthandPropertyAssignment = updateShorthandPropertyAssignment; - function updateSpreadAssignment(node, expression) { - if (node.expression !== expression) { - return updateNode(createSpreadAssignment(expression, node), node); + ts.isFunctionLike = isFunctionLike; + /* @internal */ + function isFunctionLikeDeclaration(node) { + return node && isFunctionLikeDeclarationKind(node.kind); + } + ts.isFunctionLikeDeclaration = isFunctionLikeDeclaration; + function isFunctionLikeDeclarationKind(kind) { + switch (kind) { + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return true; + default: + return false; } - return node; } - ts.updateSpreadAssignment = updateSpreadAssignment; - // Top-level nodes - function updateSourceFileNode(node, statements) { - if (node.statements !== statements) { - var updated = createNode(261 /* SourceFile */, /*location*/ node, node.flags); - updated.statements = createNodeArray(statements); - updated.endOfFileToken = node.endOfFileToken; - updated.fileName = node.fileName; - updated.path = node.path; - updated.text = node.text; - if (node.amdDependencies !== undefined) - updated.amdDependencies = node.amdDependencies; - if (node.moduleName !== undefined) - updated.moduleName = node.moduleName; - if (node.referencedFiles !== undefined) - updated.referencedFiles = node.referencedFiles; - if (node.typeReferenceDirectives !== undefined) - updated.typeReferenceDirectives = node.typeReferenceDirectives; - if (node.languageVariant !== undefined) - updated.languageVariant = node.languageVariant; - if (node.isDeclarationFile !== undefined) - updated.isDeclarationFile = node.isDeclarationFile; - if (node.renamedDependencies !== undefined) - updated.renamedDependencies = node.renamedDependencies; - if (node.hasNoDefaultLib !== undefined) - updated.hasNoDefaultLib = node.hasNoDefaultLib; - if (node.languageVersion !== undefined) - updated.languageVersion = node.languageVersion; - if (node.scriptKind !== undefined) - updated.scriptKind = node.scriptKind; - if (node.externalModuleIndicator !== undefined) - updated.externalModuleIndicator = node.externalModuleIndicator; - if (node.commonJsModuleIndicator !== undefined) - updated.commonJsModuleIndicator = node.commonJsModuleIndicator; - if (node.identifiers !== undefined) - updated.identifiers = node.identifiers; - if (node.nodeCount !== undefined) - updated.nodeCount = node.nodeCount; - if (node.identifierCount !== undefined) - updated.identifierCount = node.identifierCount; - if (node.symbolCount !== undefined) - updated.symbolCount = node.symbolCount; - if (node.parseDiagnostics !== undefined) - updated.parseDiagnostics = node.parseDiagnostics; - if (node.bindDiagnostics !== undefined) - updated.bindDiagnostics = node.bindDiagnostics; - if (node.lineMap !== undefined) - updated.lineMap = node.lineMap; - if (node.classifiableNames !== undefined) - updated.classifiableNames = node.classifiableNames; - if (node.resolvedModules !== undefined) - updated.resolvedModules = node.resolvedModules; - if (node.resolvedTypeReferenceDirectiveNames !== undefined) - updated.resolvedTypeReferenceDirectiveNames = node.resolvedTypeReferenceDirectiveNames; - if (node.imports !== undefined) - updated.imports = node.imports; - if (node.moduleAugmentations !== undefined) - updated.moduleAugmentations = node.moduleAugmentations; - return updateNode(updated, node); + /* @internal */ + function isFunctionLikeKind(kind) { + switch (kind) { + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 160 /* FunctionType */: + case 273 /* JSDocFunctionType */: + case 161 /* ConstructorType */: + return true; + default: + return isFunctionLikeDeclarationKind(kind); } - return node; } - ts.updateSourceFileNode = updateSourceFileNode; - // Transformation nodes - /** - * Creates a synthetic statement to act as a placeholder for a not-emitted statement in - * order to preserve comments. - * - * @param original The original statement. - */ - function createNotEmittedStatement(original) { - var node = createNode(293 /* NotEmittedStatement */, /*location*/ original); - node.original = original; - return node; + ts.isFunctionLikeKind = isFunctionLikeKind; + /* @internal */ + function isFunctionOrModuleBlock(node) { + return ts.isSourceFile(node) || ts.isModuleBlock(node) || ts.isBlock(node) && isFunctionLike(node.parent); } - ts.createNotEmittedStatement = createNotEmittedStatement; - /** - * Creates a synthetic element to act as a placeholder for the end of an emitted declaration in - * order to properly emit exports. - */ - function createEndOfDeclarationMarker(original) { - var node = createNode(296 /* EndOfDeclarationMarker */); - node.emitNode = {}; - node.original = original; - return node; + ts.isFunctionOrModuleBlock = isFunctionOrModuleBlock; + // Classes + function isClassElement(node) { + var kind = node.kind; + return kind === 152 /* Constructor */ + || kind === 149 /* PropertyDeclaration */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 157 /* IndexSignature */ + || kind === 206 /* SemicolonClassElement */ + || kind === 247 /* MissingDeclaration */; + } + ts.isClassElement = isClassElement; + function isClassLike(node) { + return node && (node.kind === 229 /* ClassDeclaration */ || node.kind === 199 /* ClassExpression */); + } + ts.isClassLike = isClassLike; + function isAccessor(node) { + return node && (node.kind === 153 /* GetAccessor */ || node.kind === 154 /* SetAccessor */); + } + ts.isAccessor = isAccessor; + // Type members + function isTypeElement(node) { + var kind = node.kind; + return kind === 156 /* ConstructSignature */ + || kind === 155 /* CallSignature */ + || kind === 148 /* PropertySignature */ + || kind === 150 /* MethodSignature */ + || kind === 157 /* IndexSignature */ + || kind === 247 /* MissingDeclaration */; + } + ts.isTypeElement = isTypeElement; + function isObjectLiteralElementLike(node) { + var kind = node.kind; + return kind === 261 /* PropertyAssignment */ + || kind === 262 /* ShorthandPropertyAssignment */ + || kind === 263 /* SpreadAssignment */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 247 /* MissingDeclaration */; + } + ts.isObjectLiteralElementLike = isObjectLiteralElementLike; + // Type + function isTypeNodeKind(kind) { + return (kind >= 158 /* FirstTypeNode */ && kind <= 173 /* LastTypeNode */) + || kind === 119 /* AnyKeyword */ + || kind === 133 /* NumberKeyword */ + || kind === 134 /* ObjectKeyword */ + || kind === 122 /* BooleanKeyword */ + || kind === 136 /* StringKeyword */ + || kind === 137 /* SymbolKeyword */ + || kind === 99 /* ThisKeyword */ + || kind === 105 /* VoidKeyword */ + || kind === 139 /* UndefinedKeyword */ + || kind === 95 /* NullKeyword */ + || kind === 130 /* NeverKeyword */ + || kind === 201 /* ExpressionWithTypeArguments */ + || kind === 268 /* JSDocAllType */ + || kind === 269 /* JSDocUnknownType */ + || kind === 270 /* JSDocNullableType */ + || kind === 271 /* JSDocNonNullableType */ + || kind === 272 /* JSDocOptionalType */ + || kind === 273 /* JSDocFunctionType */ + || kind === 274 /* JSDocVariadicType */; } - ts.createEndOfDeclarationMarker = createEndOfDeclarationMarker; /** - * Creates a synthetic element to act as a placeholder for the beginning of a merged declaration in - * order to properly emit exports. + * Node test that determines whether a node is a valid type node. + * This differs from the `isPartOfTypeNode` function which determines whether a node is *part* + * of a TypeNode. */ - function createMergeDeclarationMarker(original) { - var node = createNode(295 /* MergeDeclarationMarker */); - node.emitNode = {}; - node.original = original; - return node; + function isTypeNode(node) { + return isTypeNodeKind(node.kind); } - ts.createMergeDeclarationMarker = createMergeDeclarationMarker; - /** - * Creates a synthetic expression to act as a placeholder for a not-emitted expression in - * order to preserve comments or sourcemap positions. - * - * @param expression The inner expression to emit. - * @param original The original outer expression. - * @param location The location for the expression. Defaults to the positions from "original" if provided. - */ - function createPartiallyEmittedExpression(expression, original, location) { - var node = createNode(294 /* PartiallyEmittedExpression */, /*location*/ location || original); - node.expression = expression; - node.original = original; - return node; + ts.isTypeNode = isTypeNode; + function isFunctionOrConstructorTypeNode(node) { + switch (node.kind) { + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + return true; + } + return false; } - ts.createPartiallyEmittedExpression = createPartiallyEmittedExpression; - function updatePartiallyEmittedExpression(node, expression) { - if (node.expression !== expression) { - return updateNode(createPartiallyEmittedExpression(expression, node.original, node), node); + ts.isFunctionOrConstructorTypeNode = isFunctionOrConstructorTypeNode; + // Binding patterns + /* @internal */ + function isBindingPattern(node) { + if (node) { + var kind = node.kind; + return kind === 175 /* ArrayBindingPattern */ + || kind === 174 /* ObjectBindingPattern */; } - return node; + return false; } - ts.updatePartiallyEmittedExpression = updatePartiallyEmittedExpression; - // Compound nodes - function createComma(left, right) { - return createBinary(left, 25 /* CommaToken */, right); + ts.isBindingPattern = isBindingPattern; + /* @internal */ + function isAssignmentPattern(node) { + var kind = node.kind; + return kind === 177 /* ArrayLiteralExpression */ + || kind === 178 /* ObjectLiteralExpression */; } - ts.createComma = createComma; - function createLessThan(left, right, location) { - return createBinary(left, 26 /* LessThanToken */, right, location); + ts.isAssignmentPattern = isAssignmentPattern; + /* @internal */ + function isArrayBindingElement(node) { + var kind = node.kind; + return kind === 176 /* BindingElement */ + || kind === 200 /* OmittedExpression */; } - ts.createLessThan = createLessThan; - function createAssignment(left, right, location) { - return createBinary(left, 57 /* EqualsToken */, right, location); + ts.isArrayBindingElement = isArrayBindingElement; + /** + * Determines whether the BindingOrAssignmentElement is a BindingElement-like declaration + */ + /* @internal */ + function isDeclarationBindingElement(bindingElement) { + switch (bindingElement.kind) { + case 226 /* VariableDeclaration */: + case 146 /* Parameter */: + case 176 /* BindingElement */: + return true; + } + return false; } - ts.createAssignment = createAssignment; - function createStrictEquality(left, right) { - return createBinary(left, 33 /* EqualsEqualsEqualsToken */, right); + ts.isDeclarationBindingElement = isDeclarationBindingElement; + /** + * Determines whether a node is a BindingOrAssignmentPattern + */ + /* @internal */ + function isBindingOrAssignmentPattern(node) { + return isObjectBindingOrAssignmentPattern(node) + || isArrayBindingOrAssignmentPattern(node); } - ts.createStrictEquality = createStrictEquality; - function createStrictInequality(left, right) { - return createBinary(left, 34 /* ExclamationEqualsEqualsToken */, right); + ts.isBindingOrAssignmentPattern = isBindingOrAssignmentPattern; + /** + * Determines whether a node is an ObjectBindingOrAssignmentPattern + */ + /* @internal */ + function isObjectBindingOrAssignmentPattern(node) { + switch (node.kind) { + case 174 /* ObjectBindingPattern */: + case 178 /* ObjectLiteralExpression */: + return true; + } + return false; } - ts.createStrictInequality = createStrictInequality; - function createAdd(left, right) { - return createBinary(left, 36 /* PlusToken */, right); + ts.isObjectBindingOrAssignmentPattern = isObjectBindingOrAssignmentPattern; + /** + * Determines whether a node is an ArrayBindingOrAssignmentPattern + */ + /* @internal */ + function isArrayBindingOrAssignmentPattern(node) { + switch (node.kind) { + case 175 /* ArrayBindingPattern */: + case 177 /* ArrayLiteralExpression */: + return true; + } + return false; } - ts.createAdd = createAdd; - function createSubtract(left, right) { - return createBinary(left, 37 /* MinusToken */, right); + ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern; + // Expression + function isPropertyAccessOrQualifiedName(node) { + var kind = node.kind; + return kind === 179 /* PropertyAccessExpression */ + || kind === 143 /* QualifiedName */; } - ts.createSubtract = createSubtract; - function createPostfixIncrement(operand, location) { - return createPostfix(operand, 42 /* PlusPlusToken */, location); + ts.isPropertyAccessOrQualifiedName = isPropertyAccessOrQualifiedName; + function isCallLikeExpression(node) { + switch (node.kind) { + case 251 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 183 /* TaggedTemplateExpression */: + case 147 /* Decorator */: + return true; + default: + return false; + } } - ts.createPostfixIncrement = createPostfixIncrement; - function createLogicalAnd(left, right) { - return createBinary(left, 52 /* AmpersandAmpersandToken */, right); + ts.isCallLikeExpression = isCallLikeExpression; + function isCallOrNewExpression(node) { + return node.kind === 181 /* CallExpression */ || node.kind === 182 /* NewExpression */; } - ts.createLogicalAnd = createLogicalAnd; - function createLogicalOr(left, right) { - return createBinary(left, 53 /* BarBarToken */, right); + ts.isCallOrNewExpression = isCallOrNewExpression; + function isTemplateLiteral(node) { + var kind = node.kind; + return kind === 196 /* TemplateExpression */ + || kind === 13 /* NoSubstitutionTemplateLiteral */; } - ts.createLogicalOr = createLogicalOr; - function createLogicalNot(operand) { - return createPrefix(50 /* ExclamationToken */, operand); + ts.isTemplateLiteral = isTemplateLiteral; + /* @internal */ + function isLeftHandSideExpression(node) { + return isLeftHandSideExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); } - ts.createLogicalNot = createLogicalNot; - function createVoidZero() { - return createVoid(createLiteral(0)); + ts.isLeftHandSideExpression = isLeftHandSideExpression; + function isLeftHandSideExpressionKind(kind) { + switch (kind) { + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: + case 182 /* NewExpression */: + case 181 /* CallExpression */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 183 /* TaggedTemplateExpression */: + case 177 /* ArrayLiteralExpression */: + case 185 /* ParenthesizedExpression */: + case 178 /* ObjectLiteralExpression */: + case 199 /* ClassExpression */: + case 186 /* FunctionExpression */: + case 71 /* Identifier */: + case 12 /* RegularExpressionLiteral */: + case 8 /* NumericLiteral */: + case 9 /* StringLiteral */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 196 /* TemplateExpression */: + case 86 /* FalseKeyword */: + case 95 /* NullKeyword */: + case 99 /* ThisKeyword */: + case 101 /* TrueKeyword */: + case 97 /* SuperKeyword */: + case 203 /* NonNullExpression */: + case 204 /* MetaProperty */: + case 91 /* ImportKeyword */:// technically this is only an Expression if it's in a CallExpression + return true; + default: + return false; + } } - ts.createVoidZero = createVoidZero; - function createTypeCheck(value, tag) { - return tag === "undefined" - ? createStrictEquality(value, createVoidZero()) - : createStrictEquality(createTypeOf(value), createLiteral(tag)); + /* @internal */ + function isUnaryExpression(node) { + return isUnaryExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); } - ts.createTypeCheck = createTypeCheck; - function createMemberAccessForPropertyName(target, memberName, location) { - if (ts.isComputedPropertyName(memberName)) { - return createElementAccess(target, memberName.expression, location); - } - else { - var expression = ts.isIdentifier(memberName) ? createPropertyAccess(target, memberName, location) : createElementAccess(target, memberName, location); - (expression.emitNode || (expression.emitNode = {})).flags |= 64 /* NoNestedSourceMaps */; - return expression; + ts.isUnaryExpression = isUnaryExpression; + function isUnaryExpressionKind(kind) { + switch (kind) { + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: + case 188 /* DeleteExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 191 /* AwaitExpression */: + case 184 /* TypeAssertionExpression */: + return true; + default: + return isLeftHandSideExpressionKind(kind); } } - ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName; - function createFunctionCall(func, thisArg, argumentsList, location) { - return createCall(createPropertyAccess(func, "call"), - /*typeArguments*/ undefined, [ - thisArg - ].concat(argumentsList), location); + /* @internal */ + function isUnaryExpressionWithWrite(expr) { + switch (expr.kind) { + case 193 /* PostfixUnaryExpression */: + return true; + case 192 /* PrefixUnaryExpression */: + return expr.operator === 43 /* PlusPlusToken */ || + expr.operator === 44 /* MinusMinusToken */; + default: + return false; + } } - ts.createFunctionCall = createFunctionCall; - function createFunctionApply(func, thisArg, argumentsExpression, location) { - return createCall(createPropertyAccess(func, "apply"), - /*typeArguments*/ undefined, [ - thisArg, - argumentsExpression - ], location); + ts.isUnaryExpressionWithWrite = isUnaryExpressionWithWrite; + /* @internal */ + /** + * Determines whether a node is an expression based only on its kind. + * Use `isPartOfExpression` if not in transforms. + */ + function isExpression(node) { + return isExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); } - ts.createFunctionApply = createFunctionApply; - function createArraySlice(array, start) { - var argumentsList = []; - if (start !== undefined) { - argumentsList.push(typeof start === "number" ? createLiteral(start) : start); + ts.isExpression = isExpression; + function isExpressionKind(kind) { + switch (kind) { + case 195 /* ConditionalExpression */: + case 197 /* YieldExpression */: + case 187 /* ArrowFunction */: + case 194 /* BinaryExpression */: + case 198 /* SpreadElement */: + case 202 /* AsExpression */: + case 200 /* OmittedExpression */: + case 289 /* CommaListExpression */: + case 288 /* PartiallyEmittedExpression */: + return true; + default: + return isUnaryExpressionKind(kind); } - return createCall(createPropertyAccess(array, "slice"), /*typeArguments*/ undefined, argumentsList); } - ts.createArraySlice = createArraySlice; - function createArrayConcat(array, values) { - return createCall(createPropertyAccess(array, "concat"), - /*typeArguments*/ undefined, values); + function isAssertionExpression(node) { + var kind = node.kind; + return kind === 184 /* TypeAssertionExpression */ + || kind === 202 /* AsExpression */; } - ts.createArrayConcat = createArrayConcat; - function createMathPow(left, right, location) { - return createCall(createPropertyAccess(createIdentifier("Math"), "pow"), - /*typeArguments*/ undefined, [left, right], location); + ts.isAssertionExpression = isAssertionExpression; + /* @internal */ + function isPartiallyEmittedExpression(node) { + return node.kind === 288 /* PartiallyEmittedExpression */; } - ts.createMathPow = createMathPow; - function createReactNamespace(reactNamespace, parent) { - // To ensure the emit resolver can properly resolve the namespace, we need to - // treat this identifier as if it were a source tree node by clearing the `Synthesized` - // flag and setting a parent node. - var react = createIdentifier(reactNamespace || "React"); - react.flags &= ~8 /* Synthesized */; - // Set the parent that is in parse tree - // this makes sure that parent chain is intact for checker to traverse complete scope tree - react.parent = ts.getParseTreeNode(parent); - return react; + ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression; + /* @internal */ + function isNotEmittedStatement(node) { + return node.kind === 287 /* NotEmittedStatement */; } - function createJsxFactoryExpressionFromEntityName(jsxFactory, parent) { - if (ts.isQualifiedName(jsxFactory)) { - var left = createJsxFactoryExpressionFromEntityName(jsxFactory.left, parent); - var right = createSynthesizedNode(70 /* Identifier */); - right.text = jsxFactory.right.text; - return createPropertyAccess(left, right); - } - else { - return createReactNamespace(jsxFactory.text, parent); + ts.isNotEmittedStatement = isNotEmittedStatement; + /* @internal */ + function isNotEmittedOrPartiallyEmittedNode(node) { + return isNotEmittedStatement(node) + || isPartiallyEmittedExpression(node); + } + ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode; + // Statement + function isIterationStatement(node, lookInLabeledStatements) { + switch (node.kind) { + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + return true; + case 222 /* LabeledStatement */: + return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements); } + return false; } - function createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parent) { - return jsxFactoryEntity ? - createJsxFactoryExpressionFromEntityName(jsxFactoryEntity, parent) : - createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement"); + ts.isIterationStatement = isIterationStatement; + /* @internal */ + function isForInOrOfStatement(node) { + return node.kind === 215 /* ForInStatement */ || node.kind === 216 /* ForOfStatement */; } - function createExpressionForJsxElement(jsxFactoryEntity, reactNamespace, tagName, props, children, parentElement, location) { - var argumentsList = [tagName]; - if (props) { - argumentsList.push(props); - } - if (children && children.length > 0) { - if (!props) { - argumentsList.push(createNull()); - } - if (children.length > 1) { - for (var _i = 0, children_1 = children; _i < children_1.length; _i++) { - var child = children_1[_i]; - child.startsOnNewLine = true; - argumentsList.push(child); - } - } - else { - argumentsList.push(children[0]); - } - } - return createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), - /*typeArguments*/ undefined, argumentsList, location); + ts.isForInOrOfStatement = isForInOrOfStatement; + // Element + /* @internal */ + function isConciseBody(node) { + return ts.isBlock(node) + || isExpression(node); } - ts.createExpressionForJsxElement = createExpressionForJsxElement; - function createExportDefault(expression) { - return createExportAssignment(/*decorators*/ undefined, /*modifiers*/ undefined, /*isExportEquals*/ false, expression); + ts.isConciseBody = isConciseBody; + /* @internal */ + function isFunctionBody(node) { + return ts.isBlock(node); } - ts.createExportDefault = createExportDefault; - function createExternalModuleExport(exportName) { - return createExportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, createNamedExports([createExportSpecifier(exportName)])); + ts.isFunctionBody = isFunctionBody; + /* @internal */ + function isForInitializer(node) { + return ts.isVariableDeclarationList(node) + || isExpression(node); } - ts.createExternalModuleExport = createExternalModuleExport; - function createLetStatement(name, initializer, location) { - return createVariableStatement(/*modifiers*/ undefined, createLetDeclarationList([createVariableDeclaration(name, /*type*/ undefined, initializer)]), location); + ts.isForInitializer = isForInitializer; + /* @internal */ + function isModuleBody(node) { + var kind = node.kind; + return kind === 234 /* ModuleBlock */ + || kind === 233 /* ModuleDeclaration */ + || kind === 71 /* Identifier */; } - ts.createLetStatement = createLetStatement; - function createLetDeclarationList(declarations, location) { - return createVariableDeclarationList(declarations, location, 1 /* Let */); + ts.isModuleBody = isModuleBody; + /* @internal */ + function isNamespaceBody(node) { + var kind = node.kind; + return kind === 234 /* ModuleBlock */ + || kind === 233 /* ModuleDeclaration */; } - ts.createLetDeclarationList = createLetDeclarationList; - function createConstDeclarationList(declarations, location) { - return createVariableDeclarationList(declarations, location, 2 /* Const */); + ts.isNamespaceBody = isNamespaceBody; + /* @internal */ + function isJSDocNamespaceBody(node) { + var kind = node.kind; + return kind === 71 /* Identifier */ + || kind === 233 /* ModuleDeclaration */; } - ts.createConstDeclarationList = createConstDeclarationList; - // Helpers - function getHelperName(name) { - return setEmitFlags(createIdentifier(name), 4096 /* HelperName */ | 2 /* AdviseOnEmitNode */); + ts.isJSDocNamespaceBody = isJSDocNamespaceBody; + /* @internal */ + function isNamedImportBindings(node) { + var kind = node.kind; + return kind === 241 /* NamedImports */ + || kind === 240 /* NamespaceImport */; } - ts.getHelperName = getHelperName; - function shouldBeCapturedInTempVariable(node, cacheIdentifiers) { - var target = skipParentheses(node); - switch (target.kind) { - case 70 /* Identifier */: - return cacheIdentifiers; - case 98 /* ThisKeyword */: - case 8 /* NumericLiteral */: - case 9 /* StringLiteral */: - return false; - case 175 /* ArrayLiteralExpression */: - var elements = target.elements; - if (elements.length === 0) { - return false; - } - return true; - case 176 /* ObjectLiteralExpression */: - return target.properties.length > 0; - default: - return true; - } + ts.isNamedImportBindings = isNamedImportBindings; + /* @internal */ + function isModuleOrEnumDeclaration(node) { + return node.kind === 233 /* ModuleDeclaration */ || node.kind === 232 /* EnumDeclaration */; } - function createCallBinding(expression, recordTempVariable, languageVersion, cacheIdentifiers) { - var callee = skipOuterExpressions(expression, 7 /* All */); - var thisArg; - var target; - if (ts.isSuperProperty(callee)) { - thisArg = createThis(); - target = callee; - } - else if (callee.kind === 96 /* SuperKeyword */) { - thisArg = createThis(); - target = languageVersion < 2 /* ES2015 */ ? createIdentifier("_super", /*location*/ callee) : callee; - } - else { - switch (callee.kind) { - case 177 /* PropertyAccessExpression */: { - if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { - // for `a.b()` target is `(_a = a).b` and thisArg is `_a` - thisArg = createTempVariable(recordTempVariable); - target = createPropertyAccess(createAssignment(thisArg, callee.expression, - /*location*/ callee.expression), callee.name, - /*location*/ callee); - } - else { - thisArg = callee.expression; - target = callee; - } - break; - } - case 178 /* ElementAccessExpression */: { - if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { - // for `a[b]()` target is `(_a = a)[b]` and thisArg is `_a` - thisArg = createTempVariable(recordTempVariable); - target = createElementAccess(createAssignment(thisArg, callee.expression, - /*location*/ callee.expression), callee.argumentExpression, - /*location*/ callee); - } - else { - thisArg = callee.expression; - target = callee; - } - break; - } - default: { - // for `a()` target is `a` and thisArg is `void 0` - thisArg = createVoidZero(); - target = parenthesizeForAccess(expression); - break; - } - } - } - return { target: target, thisArg: thisArg }; + ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration; + function isDeclarationKind(kind) { + return kind === 187 /* ArrowFunction */ + || kind === 176 /* BindingElement */ + || kind === 229 /* ClassDeclaration */ + || kind === 199 /* ClassExpression */ + || kind === 152 /* Constructor */ + || kind === 232 /* EnumDeclaration */ + || kind === 264 /* EnumMember */ + || kind === 246 /* ExportSpecifier */ + || kind === 228 /* FunctionDeclaration */ + || kind === 186 /* FunctionExpression */ + || kind === 153 /* GetAccessor */ + || kind === 239 /* ImportClause */ + || kind === 237 /* ImportEqualsDeclaration */ + || kind === 242 /* ImportSpecifier */ + || kind === 230 /* InterfaceDeclaration */ + || kind === 253 /* JsxAttribute */ + || kind === 151 /* MethodDeclaration */ + || kind === 150 /* MethodSignature */ + || kind === 233 /* ModuleDeclaration */ + || kind === 236 /* NamespaceExportDeclaration */ + || kind === 240 /* NamespaceImport */ + || kind === 146 /* Parameter */ + || kind === 261 /* PropertyAssignment */ + || kind === 149 /* PropertyDeclaration */ + || kind === 148 /* PropertySignature */ + || kind === 154 /* SetAccessor */ + || kind === 262 /* ShorthandPropertyAssignment */ + || kind === 231 /* TypeAliasDeclaration */ + || kind === 145 /* TypeParameter */ + || kind === 226 /* VariableDeclaration */ + || kind === 283 /* JSDocTypedefTag */; } - ts.createCallBinding = createCallBinding; - function inlineExpressions(expressions) { - return ts.reduceLeft(expressions, createComma); + function isDeclarationStatementKind(kind) { + return kind === 228 /* FunctionDeclaration */ + || kind === 247 /* MissingDeclaration */ + || kind === 229 /* ClassDeclaration */ + || kind === 230 /* InterfaceDeclaration */ + || kind === 231 /* TypeAliasDeclaration */ + || kind === 232 /* EnumDeclaration */ + || kind === 233 /* ModuleDeclaration */ + || kind === 238 /* ImportDeclaration */ + || kind === 237 /* ImportEqualsDeclaration */ + || kind === 244 /* ExportDeclaration */ + || kind === 243 /* ExportAssignment */ + || kind === 236 /* NamespaceExportDeclaration */; } - ts.inlineExpressions = inlineExpressions; - function createExpressionFromEntityName(node) { - if (ts.isQualifiedName(node)) { - var left = createExpressionFromEntityName(node.left); - var right = getMutableClone(node.right); - return createPropertyAccess(left, right, /*location*/ node); - } - else { - return getMutableClone(node); - } + function isStatementKindButNotDeclarationKind(kind) { + return kind === 218 /* BreakStatement */ + || kind === 217 /* ContinueStatement */ + || kind === 225 /* DebuggerStatement */ + || kind === 212 /* DoStatement */ + || kind === 210 /* ExpressionStatement */ + || kind === 209 /* EmptyStatement */ + || kind === 215 /* ForInStatement */ + || kind === 216 /* ForOfStatement */ + || kind === 214 /* ForStatement */ + || kind === 211 /* IfStatement */ + || kind === 222 /* LabeledStatement */ + || kind === 219 /* ReturnStatement */ + || kind === 221 /* SwitchStatement */ + || kind === 223 /* ThrowStatement */ + || kind === 224 /* TryStatement */ + || kind === 208 /* VariableStatement */ + || kind === 213 /* WhileStatement */ + || kind === 220 /* WithStatement */ + || kind === 287 /* NotEmittedStatement */ + || kind === 291 /* EndOfDeclarationMarker */ + || kind === 290 /* MergeDeclarationMarker */; } - ts.createExpressionFromEntityName = createExpressionFromEntityName; - function createExpressionForPropertyName(memberName) { - if (ts.isIdentifier(memberName)) { - return createLiteral(memberName, /*location*/ undefined); - } - else if (ts.isComputedPropertyName(memberName)) { - return getMutableClone(memberName.expression); - } - else { - return getMutableClone(memberName); + /* @internal */ + function isDeclaration(node) { + if (node.kind === 145 /* TypeParameter */) { + return node.parent.kind !== 282 /* JSDocTemplateTag */ || ts.isInJavaScriptFile(node); } + return isDeclarationKind(node.kind); } - ts.createExpressionForPropertyName = createExpressionForPropertyName; - function createExpressionForObjectLiteralElementLike(node, property, receiver) { - switch (property.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return createExpressionForAccessorDeclaration(node.properties, property, receiver, node.multiLine); - case 257 /* PropertyAssignment */: - return createExpressionForPropertyAssignment(property, receiver); - case 258 /* ShorthandPropertyAssignment */: - return createExpressionForShorthandPropertyAssignment(property, receiver); - case 149 /* MethodDeclaration */: - return createExpressionForMethodDeclaration(property, receiver); - } + ts.isDeclaration = isDeclaration; + /* @internal */ + function isDeclarationStatement(node) { + return isDeclarationStatementKind(node.kind); } - ts.createExpressionForObjectLiteralElementLike = createExpressionForObjectLiteralElementLike; - function createExpressionForAccessorDeclaration(properties, property, receiver, multiLine) { - var _a = ts.getAllAccessorDeclarations(properties, property), firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; - if (property === firstAccessor) { - var properties_1 = []; - if (getAccessor) { - var getterFunction = createFunctionExpression(getAccessor.modifiers, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, getAccessor.parameters, - /*type*/ undefined, getAccessor.body, - /*location*/ getAccessor); - setOriginalNode(getterFunction, getAccessor); - var getter = createPropertyAssignment("get", getterFunction); - properties_1.push(getter); + ts.isDeclarationStatement = isDeclarationStatement; + /** + * Determines whether the node is a statement that is not also a declaration + */ + /* @internal */ + function isStatementButNotDeclaration(node) { + return isStatementKindButNotDeclarationKind(node.kind); + } + ts.isStatementButNotDeclaration = isStatementButNotDeclaration; + /* @internal */ + function isStatement(node) { + var kind = node.kind; + return isStatementKindButNotDeclarationKind(kind) + || isDeclarationStatementKind(kind) + || isBlockStatement(node); + } + ts.isStatement = isStatement; + function isBlockStatement(node) { + if (node.kind !== 207 /* Block */) + return false; + if (node.parent !== undefined) { + if (node.parent.kind === 224 /* TryStatement */ || node.parent.kind === 260 /* CatchClause */) { + return false; } - if (setAccessor) { - var setterFunction = createFunctionExpression(setAccessor.modifiers, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, setAccessor.parameters, - /*type*/ undefined, setAccessor.body, - /*location*/ setAccessor); - setOriginalNode(setterFunction, setAccessor); - var setter = createPropertyAssignment("set", setterFunction); - properties_1.push(setter); - } - properties_1.push(createPropertyAssignment("enumerable", createLiteral(true))); - properties_1.push(createPropertyAssignment("configurable", createLiteral(true))); - var expression = createCall(createPropertyAccess(createIdentifier("Object"), "defineProperty"), - /*typeArguments*/ undefined, [ - receiver, - createExpressionForPropertyName(property.name), - createObjectLiteral(properties_1, /*location*/ undefined, multiLine) - ], - /*location*/ firstAccessor); - return ts.aggregateTransformFlags(expression); } - return undefined; + return !ts.isFunctionBlock(node); } - function createExpressionForPropertyAssignment(property, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), property.initializer, - /*location*/ property), - /*original*/ property)); + // Module references + /* @internal */ + function isModuleReference(node) { + var kind = node.kind; + return kind === 248 /* ExternalModuleReference */ + || kind === 143 /* QualifiedName */ + || kind === 71 /* Identifier */; } - function createExpressionForShorthandPropertyAssignment(property, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), getSynthesizedClone(property.name), - /*location*/ property), - /*original*/ property)); + ts.isModuleReference = isModuleReference; + // JSX + /* @internal */ + function isJsxTagNameExpression(node) { + var kind = node.kind; + return kind === 99 /* ThisKeyword */ + || kind === 71 /* Identifier */ + || kind === 179 /* PropertyAccessExpression */; } - function createExpressionForMethodDeclaration(method, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, method.name, /*location*/ method.name), setOriginalNode(createFunctionExpression(method.modifiers, method.asteriskToken, - /*name*/ undefined, - /*typeParameters*/ undefined, method.parameters, - /*type*/ undefined, method.body, - /*location*/ method), - /*original*/ method), - /*location*/ method), - /*original*/ method)); + ts.isJsxTagNameExpression = isJsxTagNameExpression; + /* @internal */ + function isJsxChild(node) { + var kind = node.kind; + return kind === 249 /* JsxElement */ + || kind === 256 /* JsxExpression */ + || kind === 250 /* JsxSelfClosingElement */ + || kind === 10 /* JsxText */; } - /** - * Gets the local name of a declaration. This is primarily used for declarations that can be - * referred to by name in the declaration's immediate scope (classes, enums, namespaces). A - * local name will *never* be prefixed with an module or namespace export modifier like - * "exports." when emitted as an expression. - * - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getLocalName(node, allowComments, allowSourceMaps) { - return getName(node, allowComments, allowSourceMaps, 16384 /* LocalName */); + ts.isJsxChild = isJsxChild; + /* @internal */ + function isJsxAttributeLike(node) { + var kind = node.kind; + return kind === 253 /* JsxAttribute */ + || kind === 255 /* JsxSpreadAttribute */; } - ts.getLocalName = getLocalName; - /** - * Gets whether an identifier should only be referred to by its local name. - */ - function isLocalName(node) { - return (getEmitFlags(node) & 16384 /* LocalName */) !== 0; + ts.isJsxAttributeLike = isJsxAttributeLike; + /* @internal */ + function isStringLiteralOrJsxExpression(node) { + var kind = node.kind; + return kind === 9 /* StringLiteral */ + || kind === 256 /* JsxExpression */; } - ts.isLocalName = isLocalName; - /** - * Gets the export name of a declaration. This is primarily used for declarations that can be - * referred to by name in the declaration's immediate scope (classes, enums, namespaces). An - * export name will *always* be prefixed with an module or namespace export modifier like - * `"exports."` when emitted as an expression if the name points to an exported symbol. - * - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getExportName(node, allowComments, allowSourceMaps) { - return getName(node, allowComments, allowSourceMaps, 8192 /* ExportName */); + ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression; + function isJsxOpeningLikeElement(node) { + var kind = node.kind; + return kind === 251 /* JsxOpeningElement */ + || kind === 250 /* JsxSelfClosingElement */; } - ts.getExportName = getExportName; - /** - * Gets whether an identifier should only be referred to by its export representation if the - * name points to an exported symbol. - */ - function isExportName(node) { - return (getEmitFlags(node) & 8192 /* ExportName */) !== 0; + ts.isJsxOpeningLikeElement = isJsxOpeningLikeElement; + // Clauses + function isCaseOrDefaultClause(node) { + var kind = node.kind; + return kind === 257 /* CaseClause */ + || kind === 258 /* DefaultClause */; } - ts.isExportName = isExportName; - /** - * Gets the name of a declaration for use in declarations. - * - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getDeclarationName(node, allowComments, allowSourceMaps) { - return getName(node, allowComments, allowSourceMaps); + ts.isCaseOrDefaultClause = isCaseOrDefaultClause; + // JSDoc + /** True if node is of some JSDoc syntax kind. */ + /* @internal */ + function isJSDocNode(node) { + return node.kind >= 267 /* FirstJSDocNode */ && node.kind <= 285 /* LastJSDocNode */; } - ts.getDeclarationName = getDeclarationName; - function getName(node, allowComments, allowSourceMaps, emitFlags) { - if (node.name && ts.isIdentifier(node.name) && !ts.isGeneratedIdentifier(node.name)) { - var name_8 = getMutableClone(node.name); - emitFlags |= getEmitFlags(node.name); - if (!allowSourceMaps) - emitFlags |= 48 /* NoSourceMap */; - if (!allowComments) - emitFlags |= 1536 /* NoComments */; - if (emitFlags) - setEmitFlags(name_8, emitFlags); - return name_8; - } - return getGeneratedNameForNode(node); + ts.isJSDocNode = isJSDocNode; + /** True if node is of a kind that may contain comment text. */ + function isJSDocCommentContainingNode(node) { + return node.kind === 275 /* JSDocComment */ || isJSDocTag(node); } - /** - * Gets the exported name of a declaration for use in expressions. - * - * An exported name will *always* be prefixed with an module or namespace export modifier like - * "exports." if the name points to an exported symbol. - * - * @param ns The namespace identifier. - * @param node The declaration. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getExternalModuleOrNamespaceExportName(ns, node, allowComments, allowSourceMaps) { - if (ns && ts.hasModifier(node, 1 /* Export */)) { - return getNamespaceMemberName(ns, getName(node), allowComments, allowSourceMaps); - } - return getExportName(node, allowComments, allowSourceMaps); + ts.isJSDocCommentContainingNode = isJSDocCommentContainingNode; + // TODO: determine what this does before making it public. + /* @internal */ + function isJSDocTag(node) { + return node.kind >= 276 /* FirstJSDocTagNode */ && node.kind <= 285 /* LastJSDocTagNode */; } - ts.getExternalModuleOrNamespaceExportName = getExternalModuleOrNamespaceExportName; - /** - * Gets a namespace-qualified name for use in expressions. - * - * @param ns The namespace identifier. - * @param name The name. - * @param allowComments A value indicating whether comments may be emitted for the name. - * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. - */ - function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) { - var qualifiedName = createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : getSynthesizedClone(name), /*location*/ name); - var emitFlags; - if (!allowSourceMaps) - emitFlags |= 48 /* NoSourceMap */; - if (!allowComments) - emitFlags |= 1536 /* NoComments */; - if (emitFlags) - setEmitFlags(qualifiedName, emitFlags); - return qualifiedName; + ts.isJSDocTag = isJSDocTag; + function isSetAccessor(node) { + return node.kind === 154 /* SetAccessor */; } - ts.getNamespaceMemberName = getNamespaceMemberName; - function convertToFunctionBody(node, multiLine) { - return ts.isBlock(node) ? node : createBlock([createReturn(node, /*location*/ node)], /*location*/ node, multiLine); + ts.isSetAccessor = isSetAccessor; + function isGetAccessor(node) { + return node.kind === 153 /* GetAccessor */; } - ts.convertToFunctionBody = convertToFunctionBody; - function isUseStrictPrologue(node) { - return node.expression.text === "use strict"; + ts.isGetAccessor = isGetAccessor; + /** True if has jsdoc nodes attached to it. */ + /* @internal */ + function hasJSDocNodes(node) { + return !!node.jsDoc && node.jsDoc.length > 0; } - /** - * Add any necessary prologue-directives into target statement-array. - * The function needs to be called during each transformation step. - * This function needs to be called whenever we transform the statement - * list of a source file, namespace, or function-like body. - * - * @param target: result statements array - * @param source: origin statements array - * @param ensureUseStrict: boolean determining whether the function need to add prologue-directives - * @param visitor: Optional callback used to visit any custom prologue directives. - */ - function addPrologueDirectives(target, source, ensureUseStrict, visitor) { - ts.Debug.assert(target.length === 0, "Prologue directives should be at the first statement in the target statements array"); - var foundUseStrict = false; - var statementOffset = 0; - var numStatements = source.length; - while (statementOffset < numStatements) { - var statement = source[statementOffset]; - if (ts.isPrologueDirective(statement)) { - if (isUseStrictPrologue(statement)) { - foundUseStrict = true; - } - target.push(statement); - } - else { - break; - } - statementOffset++; + ts.hasJSDocNodes = hasJSDocNodes; +})(ts || (ts = {})); +/// +/// +var ts; +(function (ts) { + var SignatureFlags; + (function (SignatureFlags) { + SignatureFlags[SignatureFlags["None"] = 0] = "None"; + SignatureFlags[SignatureFlags["Yield"] = 1] = "Yield"; + SignatureFlags[SignatureFlags["Await"] = 2] = "Await"; + SignatureFlags[SignatureFlags["Type"] = 4] = "Type"; + SignatureFlags[SignatureFlags["RequireCompleteParameterList"] = 8] = "RequireCompleteParameterList"; + SignatureFlags[SignatureFlags["IgnoreMissingOpenBrace"] = 16] = "IgnoreMissingOpenBrace"; + SignatureFlags[SignatureFlags["JSDoc"] = 32] = "JSDoc"; + })(SignatureFlags || (SignatureFlags = {})); + var NodeConstructor; + var TokenConstructor; + var IdentifierConstructor; + var SourceFileConstructor; + function createNode(kind, pos, end) { + if (kind === 265 /* SourceFile */) { + return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, pos, end); } - if (ensureUseStrict && !foundUseStrict) { - target.push(startOnNewLine(createStatement(createLiteral("use strict")))); + else if (kind === 71 /* Identifier */) { + return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, pos, end); } - while (statementOffset < numStatements) { - var statement = source[statementOffset]; - if (getEmitFlags(statement) & 524288 /* CustomPrologue */) { - target.push(visitor ? ts.visitNode(statement, visitor, ts.isStatement) : statement); - } - else { - break; - } - statementOffset++; + else if (!ts.isNodeKind(kind)) { + return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, pos, end); + } + else { + return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, pos, end); } - return statementOffset; } - ts.addPrologueDirectives = addPrologueDirectives; - function startsWithUseStrict(statements) { - var firstStatement = ts.firstOrUndefined(statements); - return firstStatement !== undefined - && ts.isPrologueDirective(firstStatement) - && isUseStrictPrologue(firstStatement); + ts.createNode = createNode; + function visitNode(cbNode, node) { + return node && cbNode(node); } - ts.startsWithUseStrict = startsWithUseStrict; - /** - * Ensures "use strict" directive is added - * - * @param statements An array of statements - */ - function ensureUseStrict(statements) { - var foundUseStrict = false; - for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) { - var statement = statements_1[_i]; - if (ts.isPrologueDirective(statement)) { - if (isUseStrictPrologue(statement)) { - foundUseStrict = true; - break; - } + function visitNodes(cbNode, cbNodes, nodes) { + if (nodes) { + if (cbNodes) { + return cbNodes(nodes); } - else { - break; + for (var _i = 0, nodes_1 = nodes; _i < nodes_1.length; _i++) { + var node = nodes_1[_i]; + var result = cbNode(node); + if (result) { + return result; + } } } - if (!foundUseStrict) { - return createNodeArray([ - startOnNewLine(createStatement(createLiteral("use strict"))) - ].concat(statements), statements); - } - return statements; } - ts.ensureUseStrict = ensureUseStrict; /** - * Wraps the operand to a BinaryExpression in parentheses if they are needed to preserve the intended - * order of operations. + * Invokes a callback for each child of the given node. The 'cbNode' callback is invoked for all child nodes + * stored in properties. If a 'cbNodes' callback is specified, it is invoked for embedded arrays; otherwise, + * embedded arrays are flattened and the 'cbNode' callback is invoked for each element. If a callback returns + * a truthy value, iteration stops and that value is returned. Otherwise, undefined is returned. * - * @param binaryOperator The operator for the BinaryExpression. - * @param operand The operand for the BinaryExpression. - * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the - * BinaryExpression. - */ - function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { - var skipped = skipPartiallyEmittedExpressions(operand); - // If the resulting expression is already parenthesized, we do not need to do any further processing. - if (skipped.kind === 183 /* ParenthesizedExpression */) { - return operand; - } - return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) - ? createParen(operand) - : operand; - } - ts.parenthesizeBinaryOperand = parenthesizeBinaryOperand; - /** - * Determines whether the operand to a BinaryExpression needs to be parenthesized. + * @param node a given node to visit its children + * @param cbNode a callback to be invoked for all child nodes + * @param cbNodes a callback to be invoked for embedded array * - * @param binaryOperator The operator for the BinaryExpression. - * @param operand The operand for the BinaryExpression. - * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the - * BinaryExpression. + * @remarks `forEachChild` must visit the children of a node in the order + * that they appear in the source code. The language service depends on this property to locate nodes by position. */ - function binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { - // If the operand has lower precedence, then it needs to be parenthesized to preserve the - // intent of the expression. For example, if the operand is `a + b` and the operator is - // `*`, then we need to parenthesize the operand to preserve the intended order of - // operations: `(a + b) * x`. - // - // If the operand has higher precedence, then it does not need to be parenthesized. For - // example, if the operand is `a * b` and the operator is `+`, then we do not need to - // parenthesize to preserve the intended order of operations: `a * b + x`. - // - // If the operand has the same precedence, then we need to check the associativity of - // the operator based on whether this is the left or right operand of the expression. - // - // For example, if `a / d` is on the right of operator `*`, we need to parenthesize - // to preserve the intended order of operations: `x * (a / d)` - // - // If `a ** d` is on the left of operator `**`, we need to parenthesize to preserve - // the intended order of operations: `(a ** b) ** c` - var binaryOperatorPrecedence = ts.getOperatorPrecedence(192 /* BinaryExpression */, binaryOperator); - var binaryOperatorAssociativity = ts.getOperatorAssociativity(192 /* BinaryExpression */, binaryOperator); - var emittedOperand = skipPartiallyEmittedExpressions(operand); - var operandPrecedence = ts.getExpressionPrecedence(emittedOperand); - switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) { - case -1 /* LessThan */: - // If the operand is the right side of a right-associative binary operation - // and is a yield expression, then we do not need parentheses. - if (!isLeftSideOfBinary - && binaryOperatorAssociativity === 1 /* Right */ - && operand.kind === 195 /* YieldExpression */) { - return false; + function forEachChild(node, cbNode, cbNodes) { + if (!node || node.kind <= 142 /* LastToken */) { + return; + } + switch (node.kind) { + case 143 /* QualifiedName */: + return visitNode(cbNode, node.left) || + visitNode(cbNode, node.right); + case 145 /* TypeParameter */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.constraint) || + visitNode(cbNode, node.default) || + visitNode(cbNode, node.expression); + case 262 /* ShorthandPropertyAssignment */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.equalsToken) || + visitNode(cbNode, node.objectAssignmentInitializer); + case 263 /* SpreadAssignment */: + return visitNode(cbNode, node.expression); + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 261 /* PropertyAssignment */: + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.propertyName) || + visitNode(cbNode, node.dotDotDotToken) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.type) || + visitNode(cbNode, node.initializer); + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.parameters) || + visitNode(cbNode, node.type); + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.asteriskToken) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.questionToken) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.parameters) || + visitNode(cbNode, node.type) || + visitNode(cbNode, node.equalsGreaterThanToken) || + visitNode(cbNode, node.body); + case 159 /* TypeReference */: + return visitNode(cbNode, node.typeName) || + visitNodes(cbNode, cbNodes, node.typeArguments); + case 158 /* TypePredicate */: + return visitNode(cbNode, node.parameterName) || + visitNode(cbNode, node.type); + case 162 /* TypeQuery */: + return visitNode(cbNode, node.exprName); + case 163 /* TypeLiteral */: + return visitNodes(cbNode, cbNodes, node.members); + case 164 /* ArrayType */: + return visitNode(cbNode, node.elementType); + case 165 /* TupleType */: + return visitNodes(cbNode, cbNodes, node.elementTypes); + case 166 /* UnionType */: + case 167 /* IntersectionType */: + return visitNodes(cbNode, cbNodes, node.types); + case 168 /* ParenthesizedType */: + case 170 /* TypeOperator */: + return visitNode(cbNode, node.type); + case 171 /* IndexedAccessType */: + return visitNode(cbNode, node.objectType) || + visitNode(cbNode, node.indexType); + case 172 /* MappedType */: + return visitNode(cbNode, node.readonlyToken) || + visitNode(cbNode, node.typeParameter) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.type); + case 173 /* LiteralType */: + return visitNode(cbNode, node.literal); + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: + return visitNodes(cbNode, cbNodes, node.elements); + case 177 /* ArrayLiteralExpression */: + return visitNodes(cbNode, cbNodes, node.elements); + case 178 /* ObjectLiteralExpression */: + return visitNodes(cbNode, cbNodes, node.properties); + case 179 /* PropertyAccessExpression */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.name); + case 180 /* ElementAccessExpression */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.argumentExpression); + case 181 /* CallExpression */: + case 182 /* NewExpression */: + return visitNode(cbNode, node.expression) || + visitNodes(cbNode, cbNodes, node.typeArguments) || + visitNodes(cbNode, cbNodes, node.arguments); + case 183 /* TaggedTemplateExpression */: + return visitNode(cbNode, node.tag) || + visitNode(cbNode, node.template); + case 184 /* TypeAssertionExpression */: + return visitNode(cbNode, node.type) || + visitNode(cbNode, node.expression); + case 185 /* ParenthesizedExpression */: + return visitNode(cbNode, node.expression); + case 188 /* DeleteExpression */: + return visitNode(cbNode, node.expression); + case 189 /* TypeOfExpression */: + return visitNode(cbNode, node.expression); + case 190 /* VoidExpression */: + return visitNode(cbNode, node.expression); + case 192 /* PrefixUnaryExpression */: + return visitNode(cbNode, node.operand); + case 197 /* YieldExpression */: + return visitNode(cbNode, node.asteriskToken) || + visitNode(cbNode, node.expression); + case 191 /* AwaitExpression */: + return visitNode(cbNode, node.expression); + case 193 /* PostfixUnaryExpression */: + return visitNode(cbNode, node.operand); + case 194 /* BinaryExpression */: + return visitNode(cbNode, node.left) || + visitNode(cbNode, node.operatorToken) || + visitNode(cbNode, node.right); + case 202 /* AsExpression */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.type); + case 203 /* NonNullExpression */: + return visitNode(cbNode, node.expression); + case 204 /* MetaProperty */: + return visitNode(cbNode, node.name); + case 195 /* ConditionalExpression */: + return visitNode(cbNode, node.condition) || + visitNode(cbNode, node.questionToken) || + visitNode(cbNode, node.whenTrue) || + visitNode(cbNode, node.colonToken) || + visitNode(cbNode, node.whenFalse); + case 198 /* SpreadElement */: + return visitNode(cbNode, node.expression); + case 207 /* Block */: + case 234 /* ModuleBlock */: + return visitNodes(cbNode, cbNodes, node.statements); + case 265 /* SourceFile */: + return visitNodes(cbNode, cbNodes, node.statements) || + visitNode(cbNode, node.endOfFileToken); + case 208 /* VariableStatement */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.declarationList); + case 227 /* VariableDeclarationList */: + return visitNodes(cbNode, cbNodes, node.declarations); + case 210 /* ExpressionStatement */: + return visitNode(cbNode, node.expression); + case 211 /* IfStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.thenStatement) || + visitNode(cbNode, node.elseStatement); + case 212 /* DoStatement */: + return visitNode(cbNode, node.statement) || + visitNode(cbNode, node.expression); + case 213 /* WhileStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 214 /* ForStatement */: + return visitNode(cbNode, node.initializer) || + visitNode(cbNode, node.condition) || + visitNode(cbNode, node.incrementor) || + visitNode(cbNode, node.statement); + case 215 /* ForInStatement */: + return visitNode(cbNode, node.initializer) || + visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 216 /* ForOfStatement */: + return visitNode(cbNode, node.awaitModifier) || + visitNode(cbNode, node.initializer) || + visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 217 /* ContinueStatement */: + case 218 /* BreakStatement */: + return visitNode(cbNode, node.label); + case 219 /* ReturnStatement */: + return visitNode(cbNode, node.expression); + case 220 /* WithStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.statement); + case 221 /* SwitchStatement */: + return visitNode(cbNode, node.expression) || + visitNode(cbNode, node.caseBlock); + case 235 /* CaseBlock */: + return visitNodes(cbNode, cbNodes, node.clauses); + case 257 /* CaseClause */: + return visitNode(cbNode, node.expression) || + visitNodes(cbNode, cbNodes, node.statements); + case 258 /* DefaultClause */: + return visitNodes(cbNode, cbNodes, node.statements); + case 222 /* LabeledStatement */: + return visitNode(cbNode, node.label) || + visitNode(cbNode, node.statement); + case 223 /* ThrowStatement */: + return visitNode(cbNode, node.expression); + case 224 /* TryStatement */: + return visitNode(cbNode, node.tryBlock) || + visitNode(cbNode, node.catchClause) || + visitNode(cbNode, node.finallyBlock); + case 260 /* CatchClause */: + return visitNode(cbNode, node.variableDeclaration) || + visitNode(cbNode, node.block); + case 147 /* Decorator */: + return visitNode(cbNode, node.expression); + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.heritageClauses) || + visitNodes(cbNode, cbNodes, node.members); + case 230 /* InterfaceDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNodes(cbNode, cbNodes, node.heritageClauses) || + visitNodes(cbNode, cbNodes, node.members); + case 231 /* TypeAliasDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.typeParameters) || + visitNode(cbNode, node.type); + case 232 /* EnumDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNodes(cbNode, cbNodes, node.members); + case 264 /* EnumMember */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.initializer); + case 233 /* ModuleDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.body); + case 237 /* ImportEqualsDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.name) || + visitNode(cbNode, node.moduleReference); + case 238 /* ImportDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.importClause) || + visitNode(cbNode, node.moduleSpecifier); + case 239 /* ImportClause */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.namedBindings); + case 236 /* NamespaceExportDeclaration */: + return visitNode(cbNode, node.name); + case 240 /* NamespaceImport */: + return visitNode(cbNode, node.name); + case 241 /* NamedImports */: + case 245 /* NamedExports */: + return visitNodes(cbNode, cbNodes, node.elements); + case 244 /* ExportDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.exportClause) || + visitNode(cbNode, node.moduleSpecifier); + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: + return visitNode(cbNode, node.propertyName) || + visitNode(cbNode, node.name); + case 243 /* ExportAssignment */: + return visitNodes(cbNode, cbNodes, node.decorators) || + visitNodes(cbNode, cbNodes, node.modifiers) || + visitNode(cbNode, node.expression); + case 196 /* TemplateExpression */: + return visitNode(cbNode, node.head) || visitNodes(cbNode, cbNodes, node.templateSpans); + case 205 /* TemplateSpan */: + return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal); + case 144 /* ComputedPropertyName */: + return visitNode(cbNode, node.expression); + case 259 /* HeritageClause */: + return visitNodes(cbNode, cbNodes, node.types); + case 201 /* ExpressionWithTypeArguments */: + return visitNode(cbNode, node.expression) || + visitNodes(cbNode, cbNodes, node.typeArguments); + case 248 /* ExternalModuleReference */: + return visitNode(cbNode, node.expression); + case 247 /* MissingDeclaration */: + return visitNodes(cbNode, cbNodes, node.decorators); + case 289 /* CommaListExpression */: + return visitNodes(cbNode, cbNodes, node.elements); + case 249 /* JsxElement */: + return visitNode(cbNode, node.openingElement) || + visitNodes(cbNode, cbNodes, node.children) || + visitNode(cbNode, node.closingElement); + case 250 /* JsxSelfClosingElement */: + case 251 /* JsxOpeningElement */: + return visitNode(cbNode, node.tagName) || + visitNode(cbNode, node.attributes); + case 254 /* JsxAttributes */: + return visitNodes(cbNode, cbNodes, node.properties); + case 253 /* JsxAttribute */: + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.initializer); + case 255 /* JsxSpreadAttribute */: + return visitNode(cbNode, node.expression); + case 256 /* JsxExpression */: + return visitNode(cbNode, node.dotDotDotToken) || + visitNode(cbNode, node.expression); + case 252 /* JsxClosingElement */: + return visitNode(cbNode, node.tagName); + case 267 /* JSDocTypeExpression */: + return visitNode(cbNode, node.type); + case 271 /* JSDocNonNullableType */: + return visitNode(cbNode, node.type); + case 270 /* JSDocNullableType */: + return visitNode(cbNode, node.type); + case 272 /* JSDocOptionalType */: + return visitNode(cbNode, node.type); + case 273 /* JSDocFunctionType */: + return visitNodes(cbNode, cbNodes, node.parameters) || + visitNode(cbNode, node.type); + case 274 /* JSDocVariadicType */: + return visitNode(cbNode, node.type); + case 275 /* JSDocComment */: + return visitNodes(cbNode, cbNodes, node.tags); + case 279 /* JSDocParameterTag */: + case 284 /* JSDocPropertyTag */: + if (node.isNameFirst) { + return visitNode(cbNode, node.name) || + visitNode(cbNode, node.typeExpression); } - return true; - case 1 /* GreaterThan */: - return false; - case 0 /* EqualTo */: - if (isLeftSideOfBinary) { - // No need to parenthesize the left operand when the binary operator is - // left associative: - // (a*b)/x -> a*b/x - // (a**b)/x -> a**b/x - // - // Parentheses are needed for the left operand when the binary operator is - // right associative: - // (a/b)**x -> (a/b)**x - // (a**b)**x -> (a**b)**x - return binaryOperatorAssociativity === 1 /* Right */; + else { + return visitNode(cbNode, node.typeExpression) || + visitNode(cbNode, node.name); + } + case 280 /* JSDocReturnTag */: + return visitNode(cbNode, node.typeExpression); + case 281 /* JSDocTypeTag */: + return visitNode(cbNode, node.typeExpression); + case 277 /* JSDocAugmentsTag */: + return visitNode(cbNode, node.class); + case 282 /* JSDocTemplateTag */: + return visitNodes(cbNode, cbNodes, node.typeParameters); + case 283 /* JSDocTypedefTag */: + if (node.typeExpression && + node.typeExpression.kind === 267 /* JSDocTypeExpression */) { + return visitNode(cbNode, node.typeExpression) || + visitNode(cbNode, node.fullName); } else { - if (ts.isBinaryExpression(emittedOperand) - && emittedOperand.operatorToken.kind === binaryOperator) { - // No need to parenthesize the right operand when the binary operator and - // operand are the same and one of the following: - // x*(a*b) => x*a*b - // x|(a|b) => x|a|b - // x&(a&b) => x&a&b - // x^(a^b) => x^a^b - if (operatorHasAssociativeProperty(binaryOperator)) { - return false; - } - // No need to parenthesize the right operand when the binary operator - // is plus (+) if both the left and right operands consist solely of either - // literals of the same kind or binary plus (+) expressions for literals of - // the same kind (recursively). - // "a"+(1+2) => "a"+(1+2) - // "a"+("b"+"c") => "a"+"b"+"c" - if (binaryOperator === 36 /* PlusToken */) { - var leftKind = leftOperand ? getLiteralKindOfBinaryPlusOperand(leftOperand) : 0 /* Unknown */; - if (ts.isLiteralKind(leftKind) && leftKind === getLiteralKindOfBinaryPlusOperand(emittedOperand)) { - return false; - } - } + return visitNode(cbNode, node.fullName) || + visitNode(cbNode, node.typeExpression); + } + case 285 /* JSDocTypeLiteral */: + if (node.jsDocPropertyTags) { + for (var _i = 0, _a = node.jsDocPropertyTags; _i < _a.length; _i++) { + var tag = _a[_i]; + visitNode(cbNode, tag); } - // No need to parenthesize the right operand when the operand is right - // associative: - // x/(a**b) -> x/a**b - // x**(a**b) -> x**a**b - // - // Parentheses are needed for the right operand when the operand is left - // associative: - // x/(a*b) -> x/(a*b) - // x**(a/b) -> x**(a/b) - var operandAssociativity = ts.getExpressionAssociativity(emittedOperand); - return operandAssociativity === 0 /* Left */; } + return; + case 288 /* PartiallyEmittedExpression */: + return visitNode(cbNode, node.expression); } } - /** - * Determines whether a binary operator is mathematically associative. - * - * @param binaryOperator The binary operator. - */ - function operatorHasAssociativeProperty(binaryOperator) { - // The following operators are associative in JavaScript: - // (a*b)*c -> a*(b*c) -> a*b*c - // (a|b)|c -> a|(b|c) -> a|b|c - // (a&b)&c -> a&(b&c) -> a&b&c - // (a^b)^c -> a^(b^c) -> a^b^c - // - // While addition is associative in mathematics, JavaScript's `+` is not - // guaranteed to be associative as it is overloaded with string concatenation. - return binaryOperator === 38 /* AsteriskToken */ - || binaryOperator === 48 /* BarToken */ - || binaryOperator === 47 /* AmpersandToken */ - || binaryOperator === 49 /* CaretToken */; - } - /** - * This function determines whether an expression consists of a homogeneous set of - * literal expressions or binary plus expressions that all share the same literal kind. - * It is used to determine whether the right-hand operand of a binary plus expression can be - * emitted without parentheses. - */ - function getLiteralKindOfBinaryPlusOperand(node) { - node = skipPartiallyEmittedExpressions(node); - if (ts.isLiteralKind(node.kind)) { - return node.kind; - } - if (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 36 /* PlusToken */) { - if (node.cachedLiteralKind !== undefined) { - return node.cachedLiteralKind; - } - var leftKind = getLiteralKindOfBinaryPlusOperand(node.left); - var literalKind = ts.isLiteralKind(leftKind) - && leftKind === getLiteralKindOfBinaryPlusOperand(node.right) - ? leftKind - : 0 /* Unknown */; - node.cachedLiteralKind = literalKind; - return literalKind; - } - return 0 /* Unknown */; - } - function parenthesizeForConditionalHead(condition) { - var conditionalPrecedence = ts.getOperatorPrecedence(193 /* ConditionalExpression */, 54 /* QuestionToken */); - var emittedCondition = skipPartiallyEmittedExpressions(condition); - var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition); - if (ts.compareValues(conditionPrecedence, conditionalPrecedence) === -1 /* LessThan */) { - return createParen(condition); - } - return condition; - } - ts.parenthesizeForConditionalHead = parenthesizeForConditionalHead; - function parenthesizeSubexpressionOfConditionalExpression(e) { - // per ES grammar both 'whenTrue' and 'whenFalse' parts of conditional expression are assignment expressions - // so in case when comma expression is introduced as a part of previous transformations - // if should be wrapped in parens since comma operator has the lowest precedence - return e.kind === 192 /* BinaryExpression */ && e.operatorToken.kind === 25 /* CommaToken */ - ? createParen(e) - : e; + ts.forEachChild = forEachChild; + function createSourceFile(fileName, sourceText, languageVersion, setParentNodes, scriptKind) { + if (setParentNodes === void 0) { setParentNodes = false; } + ts.performance.mark("beforeParse"); + var result = Parser.parseSourceFile(fileName, sourceText, languageVersion, /*syntaxCursor*/ undefined, setParentNodes, scriptKind); + ts.performance.mark("afterParse"); + ts.performance.measure("Parse", "beforeParse", "afterParse"); + return result; } - /** - * Wraps an expression in parentheses if it is needed in order to use the expression - * as the expression of a NewExpression node. - * - * @param expression The Expression node. - */ - function parenthesizeForNew(expression) { - var emittedExpression = skipPartiallyEmittedExpressions(expression); - switch (emittedExpression.kind) { - case 179 /* CallExpression */: - return createParen(expression); - case 180 /* NewExpression */: - return emittedExpression.arguments - ? expression - : createParen(expression); - } - return parenthesizeForAccess(expression); + ts.createSourceFile = createSourceFile; + function parseIsolatedEntityName(text, languageVersion) { + return Parser.parseIsolatedEntityName(text, languageVersion); } - ts.parenthesizeForNew = parenthesizeForNew; + ts.parseIsolatedEntityName = parseIsolatedEntityName; /** - * Wraps an expression in parentheses if it is needed in order to use the expression for - * property or element access. - * - * @param expr The expression node. + * Parse json text into SyntaxTree and return node and parse errors if any + * @param fileName + * @param sourceText */ - function parenthesizeForAccess(expression) { - // isLeftHandSideExpression is almost the correct criterion for when it is not necessary - // to parenthesize the expression before a dot. The known exceptions are: - // - // NewExpression: - // new C.x -> not the same as (new C).x - // NumericLiteral - // 1.x -> not the same as (1).x - // - var emittedExpression = skipPartiallyEmittedExpressions(expression); - if (ts.isLeftHandSideExpression(emittedExpression) - && (emittedExpression.kind !== 180 /* NewExpression */ || emittedExpression.arguments) - && emittedExpression.kind !== 8 /* NumericLiteral */) { - return expression; - } - return createParen(expression, /*location*/ expression); + function parseJsonText(fileName, sourceText) { + return Parser.parseJsonText(fileName, sourceText); } - ts.parenthesizeForAccess = parenthesizeForAccess; - function parenthesizePostfixOperand(operand) { - return ts.isLeftHandSideExpression(operand) - ? operand - : createParen(operand, /*location*/ operand); - } - ts.parenthesizePostfixOperand = parenthesizePostfixOperand; - function parenthesizePrefixOperand(operand) { - return ts.isUnaryExpression(operand) - ? operand - : createParen(operand, /*location*/ operand); - } - ts.parenthesizePrefixOperand = parenthesizePrefixOperand; - function parenthesizeListElements(elements) { - var result; - for (var i = 0; i < elements.length; i++) { - var element = parenthesizeExpressionForList(elements[i]); - if (result !== undefined || element !== elements[i]) { - if (result === undefined) { - result = elements.slice(0, i); - } - result.push(element); - } - } - if (result !== undefined) { - return createNodeArray(result, elements, elements.hasTrailingComma); - } - return elements; + ts.parseJsonText = parseJsonText; + // See also `isExternalOrCommonJsModule` in utilities.ts + function isExternalModule(file) { + return file.externalModuleIndicator !== undefined; } - function parenthesizeExpressionForList(expression) { - var emittedExpression = skipPartiallyEmittedExpressions(expression); - var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression); - var commaPrecedence = ts.getOperatorPrecedence(192 /* BinaryExpression */, 25 /* CommaToken */); - return expressionPrecedence > commaPrecedence - ? expression - : createParen(expression, /*location*/ expression); + ts.isExternalModule = isExternalModule; + // Produces a new SourceFile for the 'newText' provided. The 'textChangeRange' parameter + // indicates what changed between the 'text' that this SourceFile has and the 'newText'. + // The SourceFile will be created with the compiler attempting to reuse as many nodes from + // this file as possible. + // + // Note: this function mutates nodes from this SourceFile. That means any existing nodes + // from this SourceFile that are being held onto may change as a result (including + // becoming detached from any SourceFile). It is recommended that this SourceFile not + // be used once 'update' is called on it. + function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) { + var newSourceFile = IncrementalParser.updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks); + // Because new source file node is created, it may not have the flag PossiblyContainDynamicImport. This is the case if there is no new edit to add dynamic import. + // We will manually port the flag to the new source file. + newSourceFile.flags |= (sourceFile.flags & 524288 /* PossiblyContainsDynamicImport */); + return newSourceFile; } - ts.parenthesizeExpressionForList = parenthesizeExpressionForList; - function parenthesizeExpressionForExpressionStatement(expression) { - var emittedExpression = skipPartiallyEmittedExpressions(expression); - if (ts.isCallExpression(emittedExpression)) { - var callee = emittedExpression.expression; - var kind = skipPartiallyEmittedExpressions(callee).kind; - if (kind === 184 /* FunctionExpression */ || kind === 185 /* ArrowFunction */) { - var mutableCall = getMutableClone(emittedExpression); - mutableCall.expression = createParen(callee, /*location*/ callee); - return recreatePartiallyEmittedExpressions(expression, mutableCall); - } - } - else { - var leftmostExpressionKind = getLeftmostExpression(emittedExpression).kind; - if (leftmostExpressionKind === 176 /* ObjectLiteralExpression */ || leftmostExpressionKind === 184 /* FunctionExpression */) { - return createParen(expression, /*location*/ expression); - } + ts.updateSourceFile = updateSourceFile; + /* @internal */ + function parseIsolatedJSDocComment(content, start, length) { + var result = Parser.JSDocParser.parseIsolatedJSDocComment(content, start, length); + if (result && result.jsDoc) { + // because the jsDocComment was parsed out of the source file, it might + // not be covered by the fixupParentReferences. + Parser.fixupParentReferences(result.jsDoc); } - return expression; + return result; } - ts.parenthesizeExpressionForExpressionStatement = parenthesizeExpressionForExpressionStatement; - /** - * Clones a series of not-emitted expressions with a new inner expression. - * - * @param originalOuterExpression The original outer expression. - * @param newInnerExpression The new inner expression. - */ - function recreatePartiallyEmittedExpressions(originalOuterExpression, newInnerExpression) { - if (ts.isPartiallyEmittedExpression(originalOuterExpression)) { - var clone_1 = getMutableClone(originalOuterExpression); - clone_1.expression = recreatePartiallyEmittedExpressions(clone_1.expression, newInnerExpression); - return clone_1; - } - return newInnerExpression; + ts.parseIsolatedJSDocComment = parseIsolatedJSDocComment; + /* @internal */ + // Exposed only for testing. + function parseJSDocTypeExpressionForTests(content, start, length) { + return Parser.JSDocParser.parseJSDocTypeExpressionForTests(content, start, length); } - function getLeftmostExpression(node) { - while (true) { - switch (node.kind) { - case 191 /* PostfixUnaryExpression */: - node = node.operand; - continue; - case 192 /* BinaryExpression */: - node = node.left; - continue; - case 193 /* ConditionalExpression */: - node = node.condition; - continue; - case 179 /* CallExpression */: - case 178 /* ElementAccessExpression */: - case 177 /* PropertyAccessExpression */: - node = node.expression; - continue; - case 294 /* PartiallyEmittedExpression */: - node = node.expression; - continue; - } - return node; + ts.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests; + // Implement the parser as a singleton module. We do this for perf reasons because creating + // parser instances can actually be expensive enough to impact us on projects with many source + // files. + var Parser; + (function (Parser) { + // Share a single scanner across all calls to parse a source file. This helps speed things + // up by avoiding the cost of creating/compiling scanners over and over again. + var scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ true); + var disallowInAndDecoratorContext = 2048 /* DisallowInContext */ | 8192 /* DecoratorContext */; + // capture constructors in 'initializeState' to avoid null checks + var NodeConstructor; + var TokenConstructor; + var IdentifierConstructor; + var SourceFileConstructor; + var sourceFile; + var parseDiagnostics; + var syntaxCursor; + var currentToken; + var sourceText; + var nodeCount; + var identifiers; + var identifierCount; + var parsingContext; + // Flags that dictate what parsing context we're in. For example: + // Whether or not we are in strict parsing mode. All that changes in strict parsing mode is + // that some tokens that would be considered identifiers may be considered keywords. + // + // When adding more parser context flags, consider which is the more common case that the + // flag will be in. This should be the 'false' state for that flag. The reason for this is + // that we don't store data in our nodes unless the value is in the *non-default* state. So, + // for example, more often than code 'allows-in' (or doesn't 'disallow-in'). We opt for + // 'disallow-in' set to 'false'. Otherwise, if we had 'allowsIn' set to 'true', then almost + // all nodes would need extra state on them to store this info. + // + // Note: 'allowIn' and 'allowYield' track 1:1 with the [in] and [yield] concepts in the ES6 + // grammar specification. + // + // An important thing about these context concepts. By default they are effectively inherited + // while parsing through every grammar production. i.e. if you don't change them, then when + // you parse a sub-production, it will have the same context values as the parent production. + // This is great most of the time. After all, consider all the 'expression' grammar productions + // and how nearly all of them pass along the 'in' and 'yield' context values: + // + // EqualityExpression[In, Yield] : + // RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] == RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] != RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] === RelationalExpression[?In, ?Yield] + // EqualityExpression[?In, ?Yield] !== RelationalExpression[?In, ?Yield] + // + // Where you have to be careful is then understanding what the points are in the grammar + // where the values are *not* passed along. For example: + // + // SingleNameBinding[Yield,GeneratorParameter] + // [+GeneratorParameter]BindingIdentifier[Yield] Initializer[In]opt + // [~GeneratorParameter]BindingIdentifier[?Yield]Initializer[In, ?Yield]opt + // + // Here this is saying that if the GeneratorParameter context flag is set, that we should + // explicitly set the 'yield' context flag to false before calling into the BindingIdentifier + // and we should explicitly unset the 'yield' context flag before calling into the Initializer. + // production. Conversely, if the GeneratorParameter context flag is not set, then we + // should leave the 'yield' context flag alone. + // + // Getting this all correct is tricky and requires careful reading of the grammar to + // understand when these values should be changed versus when they should be inherited. + // + // Note: it should not be necessary to save/restore these flags during speculative/lookahead + // parsing. These context flags are naturally stored and restored through normal recursive + // descent parsing and unwinding. + var contextFlags; + // Whether or not we've had a parse error since creating the last AST node. If we have + // encountered an error, it will be stored on the next AST node we create. Parse errors + // can be broken down into three categories: + // + // 1) An error that occurred during scanning. For example, an unterminated literal, or a + // character that was completely not understood. + // + // 2) A token was expected, but was not present. This type of error is commonly produced + // by the 'parseExpected' function. + // + // 3) A token was present that no parsing function was able to consume. This type of error + // only occurs in the 'abortParsingListOrMoveToNextToken' function when the parser + // decides to skip the token. + // + // In all of these cases, we want to mark the next node as having had an error before it. + // With this mark, we can know in incremental settings if this node can be reused, or if + // we have to reparse it. If we don't keep this information around, we may just reuse the + // node. in that event we would then not produce the same errors as we did before, causing + // significant confusion problems. + // + // Note: it is necessary that this value be saved/restored during speculative/lookahead + // parsing. During lookahead parsing, we will often create a node. That node will have + // this value attached, and then this value will be set back to 'false'. If we decide to + // rewind, we must get back to the same value we had prior to the lookahead. + // + // Note: any errors at the end of the file that do not precede a regular node, should get + // attached to the EOF token. + var parseErrorBeforeNextFinishedNode = false; + function parseSourceFile(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes, scriptKind) { + scriptKind = ts.ensureScriptKind(fileName, scriptKind); + initializeState(sourceText, languageVersion, syntaxCursor, scriptKind); + var result = parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind); + clearState(); + return result; } - } - function parenthesizeConciseBody(body) { - var emittedBody = skipPartiallyEmittedExpressions(body); - if (emittedBody.kind === 176 /* ObjectLiteralExpression */) { - return createParen(body, /*location*/ body); + Parser.parseSourceFile = parseSourceFile; + function parseIsolatedEntityName(content, languageVersion) { + initializeState(content, languageVersion, /*syntaxCursor*/ undefined, 1 /* JS */); + // Prime the scanner. + nextToken(); + var entityName = parseEntityName(/*allowReservedWords*/ true); + var isInvalid = token() === 1 /* EndOfFileToken */ && !parseDiagnostics.length; + clearState(); + return isInvalid ? entityName : undefined; } - return body; - } - ts.parenthesizeConciseBody = parenthesizeConciseBody; - var OuterExpressionKinds; - (function (OuterExpressionKinds) { - OuterExpressionKinds[OuterExpressionKinds["Parentheses"] = 1] = "Parentheses"; - OuterExpressionKinds[OuterExpressionKinds["Assertions"] = 2] = "Assertions"; - OuterExpressionKinds[OuterExpressionKinds["PartiallyEmittedExpressions"] = 4] = "PartiallyEmittedExpressions"; - OuterExpressionKinds[OuterExpressionKinds["All"] = 7] = "All"; - })(OuterExpressionKinds = ts.OuterExpressionKinds || (ts.OuterExpressionKinds = {})); - function skipOuterExpressions(node, kinds) { - if (kinds === void 0) { kinds = 7 /* All */; } - var previousNode; - do { - previousNode = node; - if (kinds & 1 /* Parentheses */) { - node = skipParentheses(node); + Parser.parseIsolatedEntityName = parseIsolatedEntityName; + function parseJsonText(fileName, sourceText) { + initializeState(sourceText, 2 /* ES2015 */, /*syntaxCursor*/ undefined, 6 /* JSON */); + // Set source file so that errors will be reported with this file name + sourceFile = createSourceFile(fileName, 2 /* ES2015 */, 6 /* JSON */); + var result = sourceFile; + // Prime the scanner. + nextToken(); + if (token() === 1 /* EndOfFileToken */) { + sourceFile.endOfFileToken = parseTokenNode(); } - if (kinds & 2 /* Assertions */) { - node = skipAssertions(node); + else if (token() === 17 /* OpenBraceToken */ || + lookAhead(function () { return token() === 9 /* StringLiteral */; })) { + result.jsonObject = parseObjectLiteralExpression(); + sourceFile.endOfFileToken = parseExpectedToken(1 /* EndOfFileToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics.Unexpected_token); } - if (kinds & 4 /* PartiallyEmittedExpressions */) { - node = skipPartiallyEmittedExpressions(node); + else { + parseExpected(17 /* OpenBraceToken */); } - } while (previousNode !== node); - return node; - } - ts.skipOuterExpressions = skipOuterExpressions; - function skipParentheses(node) { - while (node.kind === 183 /* ParenthesizedExpression */) { - node = node.expression; - } - return node; - } - ts.skipParentheses = skipParentheses; - function skipAssertions(node) { - while (ts.isAssertionExpression(node)) { - node = node.expression; + sourceFile.parseDiagnostics = parseDiagnostics; + clearState(); + return result; } - return node; - } - ts.skipAssertions = skipAssertions; - function skipPartiallyEmittedExpressions(node) { - while (node.kind === 294 /* PartiallyEmittedExpression */) { - node = node.expression; + Parser.parseJsonText = parseJsonText; + function getLanguageVariant(scriptKind) { + // .tsx and .jsx files are treated as jsx language variant. + return scriptKind === 4 /* TSX */ || scriptKind === 2 /* JSX */ || scriptKind === 1 /* JS */ || scriptKind === 6 /* JSON */ ? 1 /* JSX */ : 0 /* Standard */; } - return node; - } - ts.skipPartiallyEmittedExpressions = skipPartiallyEmittedExpressions; - function startOnNewLine(node) { - node.startsOnNewLine = true; - return node; - } - ts.startOnNewLine = startOnNewLine; - function setOriginalNode(node, original) { - node.original = original; - if (original) { - var emitNode = original.emitNode; - if (emitNode) - node.emitNode = mergeEmitNode(emitNode, node.emitNode); + function initializeState(_sourceText, languageVersion, _syntaxCursor, scriptKind) { + NodeConstructor = ts.objectAllocator.getNodeConstructor(); + TokenConstructor = ts.objectAllocator.getTokenConstructor(); + IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor(); + SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor(); + sourceText = _sourceText; + syntaxCursor = _syntaxCursor; + parseDiagnostics = []; + parsingContext = 0; + identifiers = ts.createMap(); + identifierCount = 0; + nodeCount = 0; + contextFlags = scriptKind === 1 /* JS */ || scriptKind === 2 /* JSX */ || scriptKind === 6 /* JSON */ ? 65536 /* JavaScriptFile */ : 0 /* None */; + parseErrorBeforeNextFinishedNode = false; + // Initialize and prime the scanner before parsing the source elements. + scanner.setText(sourceText); + scanner.setOnError(scanError); + scanner.setScriptTarget(languageVersion); + scanner.setLanguageVariant(getLanguageVariant(scriptKind)); } - return node; - } - ts.setOriginalNode = setOriginalNode; - function mergeEmitNode(sourceEmitNode, destEmitNode) { - var flags = sourceEmitNode.flags, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers; - if (!destEmitNode) - destEmitNode = {}; - if (flags) - destEmitNode.flags = flags; - if (commentRange) - destEmitNode.commentRange = commentRange; - if (sourceMapRange) - destEmitNode.sourceMapRange = sourceMapRange; - if (tokenSourceMapRanges) - destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges); - if (constantValue !== undefined) - destEmitNode.constantValue = constantValue; - if (helpers) - destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers); - return destEmitNode; - } - function mergeTokenSourceMapRanges(sourceRanges, destRanges) { - if (!destRanges) - destRanges = ts.createMap(); - ts.copyProperties(sourceRanges, destRanges); - return destRanges; - } - /** - * Clears any EmitNode entries from parse-tree nodes. - * @param sourceFile A source file. - */ - function disposeEmitNodes(sourceFile) { - // During transformation we may need to annotate a parse tree node with transient - // transformation properties. As parse tree nodes live longer than transformation - // nodes, we need to make sure we reclaim any memory allocated for custom ranges - // from these nodes to ensure we do not hold onto entire subtrees just for position - // information. We also need to reset these nodes to a pre-transformation state - // for incremental parsing scenarios so that we do not impact later emit. - sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile)); - var emitNode = sourceFile && sourceFile.emitNode; - var annotatedNodes = emitNode && emitNode.annotatedNodes; - if (annotatedNodes) { - for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) { - var node = annotatedNodes_1[_i]; - node.emitNode = undefined; - } + function clearState() { + // Clear out the text the scanner is pointing at, so it doesn't keep anything alive unnecessarily. + scanner.setText(""); + scanner.setOnError(undefined); + // Clear any data. We don't want to accidentally hold onto it for too long. + parseDiagnostics = undefined; + sourceFile = undefined; + identifiers = undefined; + syntaxCursor = undefined; + sourceText = undefined; } - } - ts.disposeEmitNodes = disposeEmitNodes; - /** - * Associates a node with the current transformation, initializing - * various transient transformation properties. - * - * @param node The node. - */ - function getOrCreateEmitNode(node) { - if (!node.emitNode) { - if (ts.isParseTreeNode(node)) { - // To avoid holding onto transformation artifacts, we keep track of any - // parse tree node we are annotating. This allows us to clean them up after - // all transformations have completed. - if (node.kind === 261 /* SourceFile */) { - return node.emitNode = { annotatedNodes: [node] }; - } - var sourceFile = ts.getSourceFileOfNode(node); - getOrCreateEmitNode(sourceFile).annotatedNodes.push(node); + function parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind) { + sourceFile = createSourceFile(fileName, languageVersion, scriptKind); + sourceFile.flags = contextFlags; + // Prime the scanner. + nextToken(); + processReferenceComments(sourceFile); + sourceFile.statements = parseList(0 /* SourceElements */, parseStatement); + ts.Debug.assert(token() === 1 /* EndOfFileToken */); + sourceFile.endOfFileToken = addJSDocComment(parseTokenNode()); + setExternalModuleIndicator(sourceFile); + sourceFile.nodeCount = nodeCount; + sourceFile.identifierCount = identifierCount; + sourceFile.identifiers = identifiers; + sourceFile.parseDiagnostics = parseDiagnostics; + if (setParentNodes) { + fixupParentReferences(sourceFile); } - node.emitNode = {}; + return sourceFile; } - return node.emitNode; - } - ts.getOrCreateEmitNode = getOrCreateEmitNode; - /** - * Gets flags that control emit behavior of a node. - * - * @param node The node. - */ - function getEmitFlags(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.flags; - } - ts.getEmitFlags = getEmitFlags; - /** - * Sets flags that control emit behavior of a node. - * - * @param node The node. - * @param emitFlags The NodeEmitFlags for the node. - */ - function setEmitFlags(node, emitFlags) { - getOrCreateEmitNode(node).flags = emitFlags; - return node; - } - ts.setEmitFlags = setEmitFlags; - /** - * Gets a custom text range to use when emitting source maps. - * - * @param node The node. - */ - function getSourceMapRange(node) { - var emitNode = node.emitNode; - return (emitNode && emitNode.sourceMapRange) || node; - } - ts.getSourceMapRange = getSourceMapRange; - /** - * Sets a custom text range to use when emitting source maps. - * - * @param node The node. - * @param range The text range. - */ - function setSourceMapRange(node, range) { - getOrCreateEmitNode(node).sourceMapRange = range; - return node; - } - ts.setSourceMapRange = setSourceMapRange; - /** - * Gets the TextRange to use for source maps for a token of a node. - * - * @param node The node. - * @param token The token. - */ - function getTokenSourceMapRange(node, token) { - var emitNode = node.emitNode; - var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges; - return tokenSourceMapRanges && tokenSourceMapRanges[token]; - } - ts.getTokenSourceMapRange = getTokenSourceMapRange; - /** - * Sets the TextRange to use for source maps for a token of a node. - * - * @param node The node. - * @param token The token. - * @param range The text range. - */ - function setTokenSourceMapRange(node, token, range) { - var emitNode = getOrCreateEmitNode(node); - var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = ts.createMap()); - tokenSourceMapRanges[token] = range; - return node; - } - ts.setTokenSourceMapRange = setTokenSourceMapRange; - /** - * Gets a custom text range to use when emitting comments. - * - * @param node The node. - */ - function getCommentRange(node) { - var emitNode = node.emitNode; - return (emitNode && emitNode.commentRange) || node; - } - ts.getCommentRange = getCommentRange; - /** - * Sets a custom text range to use when emitting comments. - */ - function setCommentRange(node, range) { - getOrCreateEmitNode(node).commentRange = range; - return node; - } - ts.setCommentRange = setCommentRange; - /** - * Gets the constant value to emit for an expression. - */ - function getConstantValue(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.constantValue; - } - ts.getConstantValue = getConstantValue; - /** - * Sets the constant value to emit for an expression. - */ - function setConstantValue(node, value) { - var emitNode = getOrCreateEmitNode(node); - emitNode.constantValue = value; - return node; - } - ts.setConstantValue = setConstantValue; - function getExternalHelpersModuleName(node) { - var parseNode = ts.getOriginalNode(node, ts.isSourceFile); - var emitNode = parseNode && parseNode.emitNode; - return emitNode && emitNode.externalHelpersModuleName; - } - ts.getExternalHelpersModuleName = getExternalHelpersModuleName; - function getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions) { - if (compilerOptions.importHelpers && (ts.isExternalModule(node) || compilerOptions.isolatedModules)) { - var externalHelpersModuleName = getExternalHelpersModuleName(node); - if (externalHelpersModuleName) { - return externalHelpersModuleName; - } - var helpers = getEmitHelpers(node); - if (helpers) { - for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) { - var helper = helpers_1[_i]; - if (!helper.scoped) { - var parseNode = ts.getOriginalNode(node, ts.isSourceFile); - var emitNode = getOrCreateEmitNode(parseNode); - return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = createUniqueName(ts.externalHelpersModuleNameText)); + function addJSDocComment(node) { + var comments = ts.getJSDocCommentRanges(node, sourceFile.text); + if (comments) { + for (var _i = 0, comments_2 = comments; _i < comments_2.length; _i++) { + var comment = comments_2[_i]; + var jsDoc = JSDocParser.parseJSDocComment(node, comment.pos, comment.end - comment.pos); + if (!jsDoc) { + continue; } + if (!node.jsDoc) { + node.jsDoc = []; + } + node.jsDoc.push(jsDoc); } } + return node; } - } - ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded; - /** - * Adds an EmitHelper to a node. - */ - function addEmitHelper(node, helper) { - var emitNode = getOrCreateEmitNode(node); - emitNode.helpers = ts.append(emitNode.helpers, helper); - return node; - } - ts.addEmitHelper = addEmitHelper; - /** - * Adds an EmitHelper to a node. - */ - function addEmitHelpers(node, helpers) { - if (ts.some(helpers)) { - var emitNode = getOrCreateEmitNode(node); - for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) { - var helper = helpers_2[_i]; - if (!ts.contains(emitNode.helpers, helper)) { - emitNode.helpers = ts.append(emitNode.helpers, helper); + function fixupParentReferences(rootNode) { + // normally parent references are set during binding. However, for clients that only need + // a syntax tree, and no semantic features, then the binding process is an unnecessary + // overhead. This functions allows us to set all the parents, without all the expense of + // binding. + var parent = rootNode; + forEachChild(rootNode, visitNode); + return; + function visitNode(n) { + // walk down setting parents that differ from the parent we think it should be. This + // allows us to quickly bail out of setting parents for subtrees during incremental + // parsing + if (n.parent !== parent) { + n.parent = parent; + var saveParent = parent; + parent = n; + forEachChild(n, visitNode); + if (ts.hasJSDocNodes(n)) { + for (var _i = 0, _a = n.jsDoc; _i < _a.length; _i++) { + var jsDoc = _a[_i]; + jsDoc.parent = n; + parent = jsDoc; + forEachChild(jsDoc, visitNode); + } + } + parent = saveParent; } } } - return node; - } - ts.addEmitHelpers = addEmitHelpers; - /** - * Removes an EmitHelper from a node. - */ - function removeEmitHelper(node, helper) { - var emitNode = node.emitNode; - if (emitNode) { - var helpers = emitNode.helpers; - if (helpers) { - return ts.orderedRemoveItem(helpers, helper); - } + Parser.fixupParentReferences = fixupParentReferences; + function createSourceFile(fileName, languageVersion, scriptKind) { + // code from createNode is inlined here so createNode won't have to deal with special case of creating source files + // this is quite rare comparing to other nodes and createNode should be as fast as possible + var sourceFile = new SourceFileConstructor(265 /* SourceFile */, /*pos*/ 0, /* end */ sourceText.length); + nodeCount++; + sourceFile.text = sourceText; + sourceFile.bindDiagnostics = []; + sourceFile.languageVersion = languageVersion; + sourceFile.fileName = ts.normalizePath(fileName); + sourceFile.languageVariant = getLanguageVariant(scriptKind); + sourceFile.isDeclarationFile = ts.fileExtensionIs(sourceFile.fileName, ".d.ts" /* Dts */); + sourceFile.scriptKind = scriptKind; + return sourceFile; } - return false; - } - ts.removeEmitHelper = removeEmitHelper; - /** - * Gets the EmitHelpers of a node. - */ - function getEmitHelpers(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.helpers; - } - ts.getEmitHelpers = getEmitHelpers; - /** - * Moves matching emit helpers from a source node to a target node. - */ - function moveEmitHelpers(source, target, predicate) { - var sourceEmitNode = source.emitNode; - var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers; - if (!ts.some(sourceEmitHelpers)) - return; - var targetEmitNode = getOrCreateEmitNode(target); - var helpersRemoved = 0; - for (var i = 0; i < sourceEmitHelpers.length; i++) { - var helper = sourceEmitHelpers[i]; - if (predicate(helper)) { - helpersRemoved++; - if (!ts.contains(targetEmitNode.helpers, helper)) { - targetEmitNode.helpers = ts.append(targetEmitNode.helpers, helper); - } + function setContextFlag(val, flag) { + if (val) { + contextFlags |= flag; } - else if (helpersRemoved > 0) { - sourceEmitHelpers[i - helpersRemoved] = helper; + else { + contextFlags &= ~flag; } } - if (helpersRemoved > 0) { - sourceEmitHelpers.length -= helpersRemoved; + function setDisallowInContext(val) { + setContextFlag(val, 2048 /* DisallowInContext */); } - } - ts.moveEmitHelpers = moveEmitHelpers; - function compareEmitHelpers(x, y) { - if (x === y) - return 0 /* EqualTo */; - if (x.priority === y.priority) - return 0 /* EqualTo */; - if (x.priority === undefined) - return 1 /* GreaterThan */; - if (y.priority === undefined) - return -1 /* LessThan */; - return ts.compareValues(x.priority, y.priority); - } - ts.compareEmitHelpers = compareEmitHelpers; - function setTextRange(node, location) { - if (location) { - node.pos = location.pos; - node.end = location.end; + function setYieldContext(val) { + setContextFlag(val, 4096 /* YieldContext */); } - return node; - } - ts.setTextRange = setTextRange; - function setNodeFlags(node, flags) { - node.flags = flags; - return node; - } - ts.setNodeFlags = setNodeFlags; - function setMultiLine(node, multiLine) { - node.multiLine = multiLine; - return node; - } - ts.setMultiLine = setMultiLine; - function setHasTrailingComma(nodes, hasTrailingComma) { - nodes.hasTrailingComma = hasTrailingComma; - return nodes; - } - ts.setHasTrailingComma = setHasTrailingComma; - /** - * Get the name of that target module from an import or export declaration - */ - function getLocalNameForExternalImport(node, sourceFile) { - var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); - if (namespaceDeclaration && !ts.isDefaultImport(node)) { - var name_9 = namespaceDeclaration.name; - return ts.isGeneratedIdentifier(name_9) ? name_9 : createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, namespaceDeclaration.name)); + function setDecoratorContext(val) { + setContextFlag(val, 8192 /* DecoratorContext */); } - if (node.kind === 235 /* ImportDeclaration */ && node.importClause) { - return getGeneratedNameForNode(node); + function setAwaitContext(val) { + setContextFlag(val, 16384 /* AwaitContext */); } - if (node.kind === 241 /* ExportDeclaration */ && node.moduleSpecifier) { - return getGeneratedNameForNode(node); + function doOutsideOfContext(context, func) { + // contextFlagsToClear will contain only the context flags that are + // currently set that we need to temporarily clear + // We don't just blindly reset to the previous flags to ensure + // that we do not mutate cached flags for the incremental + // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and + // HasAggregatedChildData). + var contextFlagsToClear = context & contextFlags; + if (contextFlagsToClear) { + // clear the requested context flags + setContextFlag(/*val*/ false, contextFlagsToClear); + var result = func(); + // restore the context flags we just cleared + setContextFlag(/*val*/ true, contextFlagsToClear); + return result; + } + // no need to do anything special as we are not in any of the requested contexts + return func(); } - return undefined; - } - ts.getLocalNameForExternalImport = getLocalNameForExternalImport; - /** - * Get the name of a target module from an import/export declaration as should be written in the emitted output. - * The emitted output name can be different from the input if: - * 1. The module has a /// - * 2. --out or --outFile is used, making the name relative to the rootDir - * 3- The containing SourceFile has an entry in renamedDependencies for the import as requested by some module loaders (e.g. System). - * Otherwise, a new StringLiteral node representing the module name will be returned. - */ - function getExternalModuleNameLiteral(importNode, sourceFile, host, resolver, compilerOptions) { - var moduleName = ts.getExternalModuleName(importNode); - if (moduleName.kind === 9 /* StringLiteral */) { - return tryGetModuleNameFromDeclaration(importNode, host, resolver, compilerOptions) - || tryRenameExternalModule(moduleName, sourceFile) - || getSynthesizedClone(moduleName); + function doInsideOfContext(context, func) { + // contextFlagsToSet will contain only the context flags that + // are not currently set that we need to temporarily enable. + // We don't just blindly reset to the previous flags to ensure + // that we do not mutate cached flags for the incremental + // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and + // HasAggregatedChildData). + var contextFlagsToSet = context & ~contextFlags; + if (contextFlagsToSet) { + // set the requested context flags + setContextFlag(/*val*/ true, contextFlagsToSet); + var result = func(); + // reset the context flags we just set + setContextFlag(/*val*/ false, contextFlagsToSet); + return result; + } + // no need to do anything special as we are already in all of the requested contexts + return func(); } - return undefined; - } - ts.getExternalModuleNameLiteral = getExternalModuleNameLiteral; - /** - * Some bundlers (SystemJS builder) sometimes want to rename dependencies. - * Here we check if alternative name was provided for a given moduleName and return it if possible. - */ - function tryRenameExternalModule(moduleName, sourceFile) { - if (sourceFile.renamedDependencies && ts.hasProperty(sourceFile.renamedDependencies, moduleName.text)) { - return createLiteral(sourceFile.renamedDependencies[moduleName.text]); + function allowInAnd(func) { + return doOutsideOfContext(2048 /* DisallowInContext */, func); } - return undefined; - } - /** - * Get the name of a module as should be written in the emitted output. - * The emitted output name can be different from the input if: - * 1. The module has a /// - * 2. --out or --outFile is used, making the name relative to the rootDir - * Otherwise, a new StringLiteral node representing the module name will be returned. - */ - function tryGetModuleNameFromFile(file, host, options) { - if (!file) { - return undefined; + function disallowInAnd(func) { + return doInsideOfContext(2048 /* DisallowInContext */, func); } - if (file.moduleName) { - return createLiteral(file.moduleName); + function doInYieldContext(func) { + return doInsideOfContext(4096 /* YieldContext */, func); } - if (!ts.isDeclarationFile(file) && (options.out || options.outFile)) { - return createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName)); + function doInDecoratorContext(func) { + return doInsideOfContext(8192 /* DecoratorContext */, func); } - return undefined; - } - ts.tryGetModuleNameFromFile = tryGetModuleNameFromFile; - function tryGetModuleNameFromDeclaration(declaration, host, resolver, compilerOptions) { - return tryGetModuleNameFromFile(resolver.getExternalModuleFileFromDeclaration(declaration), host, compilerOptions); - } - /** - * Gets the initializer of an BindingOrAssignmentElement. - */ - function getInitializerOfBindingOrAssignmentElement(bindingElement) { - if (ts.isDeclarationBindingElement(bindingElement)) { - // `1` in `let { a = 1 } = ...` - // `1` in `let { a: b = 1 } = ...` - // `1` in `let { a: {b} = 1 } = ...` - // `1` in `let { a: [b] = 1 } = ...` - // `1` in `let [a = 1] = ...` - // `1` in `let [{a} = 1] = ...` - // `1` in `let [[a] = 1] = ...` - return bindingElement.initializer; + function doInAwaitContext(func) { + return doInsideOfContext(16384 /* AwaitContext */, func); } - if (ts.isPropertyAssignment(bindingElement)) { - // `1` in `({ a: b = 1 } = ...)` - // `1` in `({ a: {b} = 1 } = ...)` - // `1` in `({ a: [b] = 1 } = ...)` - return ts.isAssignmentExpression(bindingElement.initializer, /*excludeCompoundAssignment*/ true) - ? bindingElement.initializer.right - : undefined; + function doOutsideOfAwaitContext(func) { + return doOutsideOfContext(16384 /* AwaitContext */, func); } - if (ts.isShorthandPropertyAssignment(bindingElement)) { - // `1` in `({ a = 1 } = ...)` - return bindingElement.objectAssignmentInitializer; + function doInYieldAndAwaitContext(func) { + return doInsideOfContext(4096 /* YieldContext */ | 16384 /* AwaitContext */, func); } - if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { - // `1` in `[a = 1] = ...` - // `1` in `[{a} = 1] = ...` - // `1` in `[[a] = 1] = ...` - return bindingElement.right; + function inContext(flags) { + return (contextFlags & flags) !== 0; } - if (ts.isSpreadExpression(bindingElement)) { - // Recovery consistent with existing emit. - return getInitializerOfBindingOrAssignmentElement(bindingElement.expression); + function inYieldContext() { + return inContext(4096 /* YieldContext */); } - } - ts.getInitializerOfBindingOrAssignmentElement = getInitializerOfBindingOrAssignmentElement; - /** - * Gets the name of an BindingOrAssignmentElement. - */ - function getTargetOfBindingOrAssignmentElement(bindingElement) { - if (ts.isDeclarationBindingElement(bindingElement)) { - // `a` in `let { a } = ...` - // `a` in `let { a = 1 } = ...` - // `b` in `let { a: b } = ...` - // `b` in `let { a: b = 1 } = ...` - // `a` in `let { ...a } = ...` - // `{b}` in `let { a: {b} } = ...` - // `{b}` in `let { a: {b} = 1 } = ...` - // `[b]` in `let { a: [b] } = ...` - // `[b]` in `let { a: [b] = 1 } = ...` - // `a` in `let [a] = ...` - // `a` in `let [a = 1] = ...` - // `a` in `let [...a] = ...` - // `{a}` in `let [{a}] = ...` - // `{a}` in `let [{a} = 1] = ...` - // `[a]` in `let [[a]] = ...` - // `[a]` in `let [[a] = 1] = ...` - return bindingElement.name; + function inDisallowInContext() { + return inContext(2048 /* DisallowInContext */); } - if (ts.isObjectLiteralElementLike(bindingElement)) { - switch (bindingElement.kind) { - case 257 /* PropertyAssignment */: - // `b` in `({ a: b } = ...)` - // `b` in `({ a: b = 1 } = ...)` - // `{b}` in `({ a: {b} } = ...)` - // `{b}` in `({ a: {b} = 1 } = ...)` - // `[b]` in `({ a: [b] } = ...)` - // `[b]` in `({ a: [b] = 1 } = ...)` - // `b.c` in `({ a: b.c } = ...)` - // `b.c` in `({ a: b.c = 1 } = ...)` - // `b[0]` in `({ a: b[0] } = ...)` - // `b[0]` in `({ a: b[0] = 1 } = ...)` - return getTargetOfBindingOrAssignmentElement(bindingElement.initializer); - case 258 /* ShorthandPropertyAssignment */: - // `a` in `({ a } = ...)` - // `a` in `({ a = 1 } = ...)` - return bindingElement.name; - case 259 /* SpreadAssignment */: - // `a` in `({ ...a } = ...)` - return getTargetOfBindingOrAssignmentElement(bindingElement.expression); - } - // no target - return undefined; + function inDecoratorContext() { + return inContext(8192 /* DecoratorContext */); } - if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { - // `a` in `[a = 1] = ...` - // `{a}` in `[{a} = 1] = ...` - // `[a]` in `[[a] = 1] = ...` - // `a.b` in `[a.b = 1] = ...` - // `a[0]` in `[a[0] = 1] = ...` - return getTargetOfBindingOrAssignmentElement(bindingElement.left); + function inAwaitContext() { + return inContext(16384 /* AwaitContext */); } - if (ts.isSpreadExpression(bindingElement)) { - // `a` in `[...a] = ...` - return getTargetOfBindingOrAssignmentElement(bindingElement.expression); + function parseErrorAtCurrentToken(message, arg0) { + var start = scanner.getTokenPos(); + var length = scanner.getTextPos() - start; + parseErrorAtPosition(start, length, message, arg0); } - // `a` in `[a] = ...` - // `{a}` in `[{a}] = ...` - // `[a]` in `[[a]] = ...` - // `a.b` in `[a.b] = ...` - // `a[0]` in `[a[0]] = ...` - return bindingElement; - } - ts.getTargetOfBindingOrAssignmentElement = getTargetOfBindingOrAssignmentElement; - /** - * Determines whether an BindingOrAssignmentElement is a rest element. - */ - function getRestIndicatorOfBindingOrAssignmentElement(bindingElement) { - switch (bindingElement.kind) { - case 144 /* Parameter */: - case 174 /* BindingElement */: - // `...` in `let [...a] = ...` - return bindingElement.dotDotDotToken; - case 196 /* SpreadElement */: - case 259 /* SpreadAssignment */: - // `...` in `[...a] = ...` - return bindingElement; + function parseErrorAtPosition(start, length, message, arg0) { + // Don't report another error if it would just be at the same position as the last error. + var lastError = ts.lastOrUndefined(parseDiagnostics); + if (!lastError || start !== lastError.start) { + parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, start, length, message, arg0)); + } + // Mark that we've encountered an error. We'll set an appropriate bit on the next + // node we finish so that it can't be reused incrementally. + parseErrorBeforeNextFinishedNode = true; } - return undefined; - } - ts.getRestIndicatorOfBindingOrAssignmentElement = getRestIndicatorOfBindingOrAssignmentElement; - /** - * Gets the property name of a BindingOrAssignmentElement - */ - function getPropertyNameOfBindingOrAssignmentElement(bindingElement) { - switch (bindingElement.kind) { - case 174 /* BindingElement */: - // `a` in `let { a: b } = ...` - // `[a]` in `let { [a]: b } = ...` - // `"a"` in `let { "a": b } = ...` - // `1` in `let { 1: b } = ...` - if (bindingElement.propertyName) { - var propertyName = bindingElement.propertyName; - return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) - ? propertyName.expression - : propertyName; - } - break; - case 257 /* PropertyAssignment */: - // `a` in `({ a: b } = ...)` - // `[a]` in `({ [a]: b } = ...)` - // `"a"` in `({ "a": b } = ...)` - // `1` in `({ 1: b } = ...)` - if (bindingElement.name) { - var propertyName = bindingElement.name; - return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) - ? propertyName.expression - : propertyName; - } - break; - case 259 /* SpreadAssignment */: - // `a` in `({ ...a } = ...)` - return bindingElement.name; + function scanError(message, length) { + var pos = scanner.getTextPos(); + parseErrorAtPosition(pos, length || 0, message); } - var target = getTargetOfBindingOrAssignmentElement(bindingElement); - if (target && ts.isPropertyName(target)) { - return ts.isComputedPropertyName(target) && ts.isStringOrNumericLiteral(target.expression) - ? target.expression - : target; + function getNodePos() { + return scanner.getStartPos(); } - ts.Debug.fail("Invalid property name for binding element."); - } - ts.getPropertyNameOfBindingOrAssignmentElement = getPropertyNameOfBindingOrAssignmentElement; - /** - * Gets the elements of a BindingOrAssignmentPattern - */ - function getElementsOfBindingOrAssignmentPattern(name) { - switch (name.kind) { - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: - // `a` in `{a}` - // `a` in `[a]` - return name.elements; - case 176 /* ObjectLiteralExpression */: - // `a` in `{a}` - return name.properties; + // Use this function to access the current token instead of reading the currentToken + // variable. Since function results aren't narrowed in control flow analysis, this ensures + // that the type checker doesn't make wrong assumptions about the type of the current + // token (e.g. a call to nextToken() changes the current token but the checker doesn't + // reason about this side effect). Mainstream VMs inline simple functions like this, so + // there is no performance penalty. + function token() { + return currentToken; } - } - ts.getElementsOfBindingOrAssignmentPattern = getElementsOfBindingOrAssignmentPattern; - function convertToArrayAssignmentElement(element) { - if (ts.isBindingElement(element)) { - if (element.dotDotDotToken) { - ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createSpread(element.name, element), element); - } - var expression = convertToAssignmentElementTarget(element.name); - return element.initializer ? setOriginalNode(createAssignment(expression, element.initializer, element), element) : expression; + function nextToken() { + return currentToken = scanner.scan(); } - ts.Debug.assertNode(element, ts.isExpression); - return element; - } - ts.convertToArrayAssignmentElement = convertToArrayAssignmentElement; - function convertToObjectAssignmentElement(element) { - if (ts.isBindingElement(element)) { - if (element.dotDotDotToken) { - ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createSpreadAssignment(element.name, element), element); - } - if (element.propertyName) { - var expression = convertToAssignmentElementTarget(element.name); - return setOriginalNode(createPropertyAssignment(element.propertyName, element.initializer ? createAssignment(expression, element.initializer) : expression, element), element); - } - ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createShorthandPropertyAssignment(element.name, element.initializer, element), element); + function reScanGreaterToken() { + return currentToken = scanner.reScanGreaterToken(); } - ts.Debug.assertNode(element, ts.isObjectLiteralElementLike); - return element; - } - ts.convertToObjectAssignmentElement = convertToObjectAssignmentElement; - function convertToAssignmentPattern(node) { - switch (node.kind) { - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: - return convertToArrayAssignmentPattern(node); - case 172 /* ObjectBindingPattern */: - case 176 /* ObjectLiteralExpression */: - return convertToObjectAssignmentPattern(node); + function reScanSlashToken() { + return currentToken = scanner.reScanSlashToken(); } - } - ts.convertToAssignmentPattern = convertToAssignmentPattern; - function convertToObjectAssignmentPattern(node) { - if (ts.isObjectBindingPattern(node)) { - return setOriginalNode(createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement), node), node); + function reScanTemplateToken() { + return currentToken = scanner.reScanTemplateToken(); } - ts.Debug.assertNode(node, ts.isObjectLiteralExpression); - return node; - } - ts.convertToObjectAssignmentPattern = convertToObjectAssignmentPattern; - function convertToArrayAssignmentPattern(node) { - if (ts.isArrayBindingPattern(node)) { - return setOriginalNode(createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement), node), node); + function scanJsxIdentifier() { + return currentToken = scanner.scanJsxIdentifier(); } - ts.Debug.assertNode(node, ts.isArrayLiteralExpression); - return node; - } - ts.convertToArrayAssignmentPattern = convertToArrayAssignmentPattern; - function convertToAssignmentElementTarget(node) { - if (ts.isBindingPattern(node)) { - return convertToAssignmentPattern(node); + function scanJsxText() { + return currentToken = scanner.scanJsxToken(); } - ts.Debug.assertNode(node, ts.isExpression); - return node; - } - ts.convertToAssignmentElementTarget = convertToAssignmentElementTarget; - function collectExternalModuleInfo(sourceFile, resolver, compilerOptions) { - var externalImports = []; - var exportSpecifiers = ts.createMap(); - var exportedBindings = ts.createMap(); - var uniqueExports = ts.createMap(); - var exportedNames; - var hasExportDefault = false; - var exportEquals = undefined; - var hasExportStarsToExportValues = false; - var externalHelpersModuleName = getOrCreateExternalHelpersModuleNameIfNeeded(sourceFile, compilerOptions); - var externalHelpersImportDeclaration = externalHelpersModuleName && createImportDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, createImportClause(/*name*/ undefined, createNamespaceImport(externalHelpersModuleName)), createLiteral(ts.externalHelpersModuleNameText)); - if (externalHelpersImportDeclaration) { - externalImports.push(externalHelpersImportDeclaration); + function scanJsxAttributeValue() { + return currentToken = scanner.scanJsxAttributeValue(); } - for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { - var node = _a[_i]; - switch (node.kind) { - case 235 /* ImportDeclaration */: - // import "mod" - // import x from "mod" - // import * as x from "mod" - // import { x, y } from "mod" - externalImports.push(node); - break; - case 234 /* ImportEqualsDeclaration */: - if (node.moduleReference.kind === 245 /* ExternalModuleReference */) { - // import x = require("mod") - externalImports.push(node); - } - break; - case 241 /* ExportDeclaration */: - if (node.moduleSpecifier) { - if (!node.exportClause) { - // export * from "mod" - externalImports.push(node); - hasExportStarsToExportValues = true; - } - else { - // export { x, y } from "mod" - externalImports.push(node); - } - } - else { - // export { x, y } - for (var _b = 0, _c = node.exportClause.elements; _b < _c.length; _b++) { - var specifier = _c[_b]; - if (!uniqueExports[specifier.name.text]) { - var name_10 = specifier.propertyName || specifier.name; - ts.multiMapAdd(exportSpecifiers, name_10.text, specifier); - var decl = resolver.getReferencedImportDeclaration(name_10) - || resolver.getReferencedValueDeclaration(name_10); - if (decl) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(decl), specifier.name); - } - uniqueExports[specifier.name.text] = true; - exportedNames = ts.append(exportedNames, specifier.name); - } - } - } - break; - case 240 /* ExportAssignment */: - if (node.isExportEquals && !exportEquals) { - // export = x - exportEquals = node; - } - break; - case 205 /* VariableStatement */: - if (ts.hasModifier(node, 1 /* Export */)) { - for (var _d = 0, _e = node.declarationList.declarations; _d < _e.length; _d++) { - var decl = _e[_d]; - exportedNames = collectExportedVariableInfo(decl, uniqueExports, exportedNames); - } - } - break; - case 225 /* FunctionDeclaration */: - if (ts.hasModifier(node, 1 /* Export */)) { - if (ts.hasModifier(node, 512 /* Default */)) { - // export default function() { } - if (!hasExportDefault) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); - hasExportDefault = true; - } - } - else { - // export function x() { } - var name_11 = node.name; - if (!uniqueExports[name_11.text]) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), name_11); - uniqueExports[name_11.text] = true; - exportedNames = ts.append(exportedNames, name_11); - } - } - } - break; - case 226 /* ClassDeclaration */: - if (ts.hasModifier(node, 1 /* Export */)) { - if (ts.hasModifier(node, 512 /* Default */)) { - // export default class { } - if (!hasExportDefault) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); - hasExportDefault = true; - } - } - else { - // export class x { } - var name_12 = node.name; - if (!uniqueExports[name_12.text]) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), name_12); - uniqueExports[name_12.text] = true; - exportedNames = ts.append(exportedNames, name_12); - } - } - } - break; + function speculationHelper(callback, isLookAhead) { + // Keep track of the state we'll need to rollback to if lookahead fails (or if the + // caller asked us to always reset our state). + var saveToken = currentToken; + var saveParseDiagnosticsLength = parseDiagnostics.length; + var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode; + // Note: it is not actually necessary to save/restore the context flags here. That's + // because the saving/restoring of these flags happens naturally through the recursive + // descent nature of our parser. However, we still store this here just so we can + // assert that invariant holds. + var saveContextFlags = contextFlags; + // If we're only looking ahead, then tell the scanner to only lookahead as well. + // Otherwise, if we're actually speculatively parsing, then tell the scanner to do the + // same. + var result = isLookAhead + ? scanner.lookAhead(callback) + : scanner.tryScan(callback); + ts.Debug.assert(saveContextFlags === contextFlags); + // If our callback returned something 'falsy' or we're just looking ahead, + // then unconditionally restore us to where we were. + if (!result || isLookAhead) { + currentToken = saveToken; + parseDiagnostics.length = saveParseDiagnosticsLength; + parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode; } + return result; } - return { externalImports: externalImports, exportSpecifiers: exportSpecifiers, exportEquals: exportEquals, hasExportStarsToExportValues: hasExportStarsToExportValues, exportedBindings: exportedBindings, exportedNames: exportedNames, externalHelpersImportDeclaration: externalHelpersImportDeclaration }; - } - ts.collectExternalModuleInfo = collectExternalModuleInfo; - function collectExportedVariableInfo(decl, uniqueExports, exportedNames) { - if (ts.isBindingPattern(decl.name)) { - for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - exportedNames = collectExportedVariableInfo(element, uniqueExports, exportedNames); - } - } + /** Invokes the provided callback then unconditionally restores the parser to the state it + * was in immediately prior to invoking the callback. The result of invoking the callback + * is returned from this function. + */ + function lookAhead(callback) { + return speculationHelper(callback, /*isLookAhead*/ true); } - else if (!ts.isGeneratedIdentifier(decl.name)) { - if (!uniqueExports[decl.name.text]) { - uniqueExports[decl.name.text] = true; - exportedNames = ts.append(exportedNames, decl.name); - } + /** Invokes the provided callback. If the callback returns something falsy, then it restores + * the parser to the state it was in immediately prior to invoking the callback. If the + * callback returns something truthy, then the parser state is not rolled back. The result + * of invoking the callback is returned from this function. + */ + function tryParse(callback) { + return speculationHelper(callback, /*isLookAhead*/ false); } - return exportedNames; - } -})(ts || (ts = {})); -/// -/// -/// -var ts; -(function (ts) { - var NodeConstructor; - var TokenConstructor; - var IdentifierConstructor; - var SourceFileConstructor; - function createNode(kind, pos, end) { - if (kind === 261 /* SourceFile */) { - return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, pos, end); + // Ignore strict mode flag because we will report an error in type checker instead. + function isIdentifier() { + if (token() === 71 /* Identifier */) { + return true; + } + // If we have a 'yield' keyword, and we're in the [yield] context, then 'yield' is + // considered a keyword and is not an identifier. + if (token() === 116 /* YieldKeyword */ && inYieldContext()) { + return false; + } + // If we have a 'await' keyword, and we're in the [Await] context, then 'await' is + // considered a keyword and is not an identifier. + if (token() === 121 /* AwaitKeyword */ && inAwaitContext()) { + return false; + } + return token() > 107 /* LastReservedWord */; } - else if (kind === 70 /* Identifier */) { - return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, pos, end); + function parseExpected(kind, diagnosticMessage, shouldAdvance) { + if (shouldAdvance === void 0) { shouldAdvance = true; } + if (token() === kind) { + if (shouldAdvance) { + nextToken(); + } + return true; + } + // Report specific message if provided with one. Otherwise, report generic fallback message. + if (diagnosticMessage) { + parseErrorAtCurrentToken(diagnosticMessage); + } + else { + parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(kind)); + } + return false; } - else if (kind < 141 /* FirstNode */) { - return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, pos, end); + function parseOptional(t) { + if (token() === t) { + nextToken(); + return true; + } + return false; } - else { - return new (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor()))(kind, pos, end); + function parseOptionalToken(t) { + if (token() === t) { + return parseTokenNode(); + } + return undefined; } - } - ts.createNode = createNode; - function visitNode(cbNode, node) { - if (node) { - return cbNode(node); + function parseExpectedToken(t, reportAtCurrentPosition, diagnosticMessage, arg0) { + return parseOptionalToken(t) || + createMissingNode(t, reportAtCurrentPosition, diagnosticMessage, arg0); } - } - function visitNodeArray(cbNodes, nodes) { - if (nodes) { - return cbNodes(nodes); + function parseTokenNode() { + var node = createNode(token()); + nextToken(); + return finishNode(node); } - } - function visitEachNode(cbNode, nodes) { - if (nodes) { - for (var _i = 0, nodes_1 = nodes; _i < nodes_1.length; _i++) { - var node = nodes_1[_i]; - var result = cbNode(node); - if (result) { - return result; + function canParseSemicolon() { + // If there's a real semicolon, then we can always parse it out. + if (token() === 25 /* SemicolonToken */) { + return true; + } + // We can parse out an optional semicolon in ASI cases in the following cases. + return token() === 18 /* CloseBraceToken */ || token() === 1 /* EndOfFileToken */ || scanner.hasPrecedingLineBreak(); + } + function parseSemicolon() { + if (canParseSemicolon()) { + if (token() === 25 /* SemicolonToken */) { + // consume the semicolon if it was explicitly provided. + nextToken(); } + return true; + } + else { + return parseExpected(25 /* SemicolonToken */); } } - } - // Invokes a callback for each child of the given node. The 'cbNode' callback is invoked for all child nodes - // stored in properties. If a 'cbNodes' callback is specified, it is invoked for embedded arrays; otherwise, - // embedded arrays are flattened and the 'cbNode' callback is invoked for each element. If a callback returns - // a truthy value, iteration stops and that value is returned. Otherwise, undefined is returned. - function forEachChild(node, cbNode, cbNodeArray) { - if (!node) { - return; + // note: this function creates only node + function createNode(kind, pos) { + nodeCount++; + if (!(pos >= 0)) { + pos = scanner.getStartPos(); + } + return ts.isNodeKind(kind) ? new NodeConstructor(kind, pos, pos) : + kind === 71 /* Identifier */ ? new IdentifierConstructor(kind, pos, pos) : + new TokenConstructor(kind, pos, pos); } - // The visitXXX functions could be written as local functions that close over the cbNode and cbNodeArray - // callback parameters, but that causes a closure allocation for each invocation with noticeable effects - // on performance. - var visitNodes = cbNodeArray ? visitNodeArray : visitEachNode; - var cbNodes = cbNodeArray || cbNode; - switch (node.kind) { - case 141 /* QualifiedName */: - return visitNode(cbNode, node.left) || - visitNode(cbNode, node.right); - case 143 /* TypeParameter */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.constraint) || - visitNode(cbNode, node.expression); - case 258 /* ShorthandPropertyAssignment */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.equalsToken) || - visitNode(cbNode, node.objectAssignmentInitializer); - case 259 /* SpreadAssignment */: - return visitNode(cbNode, node.expression); - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 257 /* PropertyAssignment */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.propertyName) || - visitNode(cbNode, node.dotDotDotToken) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.type) || - visitNode(cbNode, node.initializer); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.parameters) || - visitNode(cbNode, node.type); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.asteriskToken) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.questionToken) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.parameters) || - visitNode(cbNode, node.type) || - visitNode(cbNode, node.equalsGreaterThanToken) || - visitNode(cbNode, node.body); - case 157 /* TypeReference */: - return visitNode(cbNode, node.typeName) || - visitNodes(cbNodes, node.typeArguments); - case 156 /* TypePredicate */: - return visitNode(cbNode, node.parameterName) || - visitNode(cbNode, node.type); - case 160 /* TypeQuery */: - return visitNode(cbNode, node.exprName); - case 161 /* TypeLiteral */: - return visitNodes(cbNodes, node.members); - case 162 /* ArrayType */: - return visitNode(cbNode, node.elementType); - case 163 /* TupleType */: - return visitNodes(cbNodes, node.elementTypes); - case 164 /* UnionType */: - case 165 /* IntersectionType */: - return visitNodes(cbNodes, node.types); - case 166 /* ParenthesizedType */: - case 168 /* TypeOperator */: - return visitNode(cbNode, node.type); - case 169 /* IndexedAccessType */: - return visitNode(cbNode, node.objectType) || - visitNode(cbNode, node.indexType); - case 170 /* MappedType */: - return visitNode(cbNode, node.readonlyToken) || - visitNode(cbNode, node.typeParameter) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.type); - case 171 /* LiteralType */: - return visitNode(cbNode, node.literal); - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - return visitNodes(cbNodes, node.elements); - case 175 /* ArrayLiteralExpression */: - return visitNodes(cbNodes, node.elements); - case 176 /* ObjectLiteralExpression */: - return visitNodes(cbNodes, node.properties); - case 177 /* PropertyAccessExpression */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.name); - case 178 /* ElementAccessExpression */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.argumentExpression); - case 179 /* CallExpression */: - case 180 /* NewExpression */: - return visitNode(cbNode, node.expression) || - visitNodes(cbNodes, node.typeArguments) || - visitNodes(cbNodes, node.arguments); - case 181 /* TaggedTemplateExpression */: - return visitNode(cbNode, node.tag) || - visitNode(cbNode, node.template); - case 182 /* TypeAssertionExpression */: - return visitNode(cbNode, node.type) || - visitNode(cbNode, node.expression); - case 183 /* ParenthesizedExpression */: - return visitNode(cbNode, node.expression); - case 186 /* DeleteExpression */: - return visitNode(cbNode, node.expression); - case 187 /* TypeOfExpression */: - return visitNode(cbNode, node.expression); - case 188 /* VoidExpression */: - return visitNode(cbNode, node.expression); - case 190 /* PrefixUnaryExpression */: - return visitNode(cbNode, node.operand); - case 195 /* YieldExpression */: - return visitNode(cbNode, node.asteriskToken) || - visitNode(cbNode, node.expression); - case 189 /* AwaitExpression */: - return visitNode(cbNode, node.expression); - case 191 /* PostfixUnaryExpression */: - return visitNode(cbNode, node.operand); - case 192 /* BinaryExpression */: - return visitNode(cbNode, node.left) || - visitNode(cbNode, node.operatorToken) || - visitNode(cbNode, node.right); - case 200 /* AsExpression */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.type); - case 201 /* NonNullExpression */: - return visitNode(cbNode, node.expression); - case 193 /* ConditionalExpression */: - return visitNode(cbNode, node.condition) || - visitNode(cbNode, node.questionToken) || - visitNode(cbNode, node.whenTrue) || - visitNode(cbNode, node.colonToken) || - visitNode(cbNode, node.whenFalse); - case 196 /* SpreadElement */: - return visitNode(cbNode, node.expression); - case 204 /* Block */: - case 231 /* ModuleBlock */: - return visitNodes(cbNodes, node.statements); - case 261 /* SourceFile */: - return visitNodes(cbNodes, node.statements) || - visitNode(cbNode, node.endOfFileToken); - case 205 /* VariableStatement */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.declarationList); - case 224 /* VariableDeclarationList */: - return visitNodes(cbNodes, node.declarations); - case 207 /* ExpressionStatement */: - return visitNode(cbNode, node.expression); - case 208 /* IfStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.thenStatement) || - visitNode(cbNode, node.elseStatement); - case 209 /* DoStatement */: - return visitNode(cbNode, node.statement) || - visitNode(cbNode, node.expression); - case 210 /* WhileStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 211 /* ForStatement */: - return visitNode(cbNode, node.initializer) || - visitNode(cbNode, node.condition) || - visitNode(cbNode, node.incrementor) || - visitNode(cbNode, node.statement); - case 212 /* ForInStatement */: - return visitNode(cbNode, node.initializer) || - visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 213 /* ForOfStatement */: - return visitNode(cbNode, node.initializer) || - visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: - return visitNode(cbNode, node.label); - case 216 /* ReturnStatement */: - return visitNode(cbNode, node.expression); - case 217 /* WithStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.statement); - case 218 /* SwitchStatement */: - return visitNode(cbNode, node.expression) || - visitNode(cbNode, node.caseBlock); - case 232 /* CaseBlock */: - return visitNodes(cbNodes, node.clauses); - case 253 /* CaseClause */: - return visitNode(cbNode, node.expression) || - visitNodes(cbNodes, node.statements); - case 254 /* DefaultClause */: - return visitNodes(cbNodes, node.statements); - case 219 /* LabeledStatement */: - return visitNode(cbNode, node.label) || - visitNode(cbNode, node.statement); - case 220 /* ThrowStatement */: - return visitNode(cbNode, node.expression); - case 221 /* TryStatement */: - return visitNode(cbNode, node.tryBlock) || - visitNode(cbNode, node.catchClause) || - visitNode(cbNode, node.finallyBlock); - case 256 /* CatchClause */: - return visitNode(cbNode, node.variableDeclaration) || - visitNode(cbNode, node.block); - case 145 /* Decorator */: - return visitNode(cbNode, node.expression); - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.heritageClauses) || - visitNodes(cbNodes, node.members); - case 227 /* InterfaceDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeParameters) || - visitNodes(cbNodes, node.heritageClauses) || - visitNodes(cbNodes, node.members); - case 228 /* TypeAliasDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeParameters) || - visitNode(cbNode, node.type); - case 229 /* EnumDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.members); - case 260 /* EnumMember */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.initializer); - case 230 /* ModuleDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.body); - case 234 /* ImportEqualsDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.moduleReference); - case 235 /* ImportDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.importClause) || - visitNode(cbNode, node.moduleSpecifier); - case 236 /* ImportClause */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.namedBindings); - case 233 /* NamespaceExportDeclaration */: - return visitNode(cbNode, node.name); - case 237 /* NamespaceImport */: - return visitNode(cbNode, node.name); - case 238 /* NamedImports */: - case 242 /* NamedExports */: - return visitNodes(cbNodes, node.elements); - case 241 /* ExportDeclaration */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.exportClause) || - visitNode(cbNode, node.moduleSpecifier); - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: - return visitNode(cbNode, node.propertyName) || - visitNode(cbNode, node.name); - case 240 /* ExportAssignment */: - return visitNodes(cbNodes, node.decorators) || - visitNodes(cbNodes, node.modifiers) || - visitNode(cbNode, node.expression); - case 194 /* TemplateExpression */: - return visitNode(cbNode, node.head) || visitNodes(cbNodes, node.templateSpans); - case 202 /* TemplateSpan */: - return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal); - case 142 /* ComputedPropertyName */: - return visitNode(cbNode, node.expression); - case 255 /* HeritageClause */: - return visitNodes(cbNodes, node.types); - case 199 /* ExpressionWithTypeArguments */: - return visitNode(cbNode, node.expression) || - visitNodes(cbNodes, node.typeArguments); - case 245 /* ExternalModuleReference */: - return visitNode(cbNode, node.expression); - case 244 /* MissingDeclaration */: - return visitNodes(cbNodes, node.decorators); - case 246 /* JsxElement */: - return visitNode(cbNode, node.openingElement) || - visitNodes(cbNodes, node.children) || - visitNode(cbNode, node.closingElement); - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: - return visitNode(cbNode, node.tagName) || - visitNodes(cbNodes, node.attributes); - case 250 /* JsxAttribute */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.initializer); - case 251 /* JsxSpreadAttribute */: - return visitNode(cbNode, node.expression); - case 252 /* JsxExpression */: - return visitNode(cbNode, node.expression); - case 249 /* JsxClosingElement */: - return visitNode(cbNode, node.tagName); - case 262 /* JSDocTypeExpression */: - return visitNode(cbNode, node.type); - case 266 /* JSDocUnionType */: - return visitNodes(cbNodes, node.types); - case 267 /* JSDocTupleType */: - return visitNodes(cbNodes, node.types); - case 265 /* JSDocArrayType */: - return visitNode(cbNode, node.elementType); - case 269 /* JSDocNonNullableType */: - return visitNode(cbNode, node.type); - case 268 /* JSDocNullableType */: - return visitNode(cbNode, node.type); - case 270 /* JSDocRecordType */: - return visitNode(cbNode, node.literal); - case 272 /* JSDocTypeReference */: - return visitNode(cbNode, node.name) || - visitNodes(cbNodes, node.typeArguments); - case 273 /* JSDocOptionalType */: - return visitNode(cbNode, node.type); - case 274 /* JSDocFunctionType */: - return visitNodes(cbNodes, node.parameters) || - visitNode(cbNode, node.type); - case 275 /* JSDocVariadicType */: - return visitNode(cbNode, node.type); - case 276 /* JSDocConstructorType */: - return visitNode(cbNode, node.type); - case 277 /* JSDocThisType */: - return visitNode(cbNode, node.type); - case 271 /* JSDocRecordMember */: - return visitNode(cbNode, node.name) || - visitNode(cbNode, node.type); - case 278 /* JSDocComment */: - return visitNodes(cbNodes, node.tags); - case 281 /* JSDocParameterTag */: - return visitNode(cbNode, node.preParameterName) || - visitNode(cbNode, node.typeExpression) || - visitNode(cbNode, node.postParameterName); - case 282 /* JSDocReturnTag */: - return visitNode(cbNode, node.typeExpression); - case 283 /* JSDocTypeTag */: - return visitNode(cbNode, node.typeExpression); - case 280 /* JSDocAugmentsTag */: - return visitNode(cbNode, node.typeExpression); - case 284 /* JSDocTemplateTag */: - return visitNodes(cbNodes, node.typeParameters); - case 285 /* JSDocTypedefTag */: - return visitNode(cbNode, node.typeExpression) || - visitNode(cbNode, node.fullName) || - visitNode(cbNode, node.name) || - visitNode(cbNode, node.jsDocTypeLiteral); - case 287 /* JSDocTypeLiteral */: - return visitNodes(cbNodes, node.jsDocPropertyTags); - case 286 /* JSDocPropertyTag */: - return visitNode(cbNode, node.typeExpression) || - visitNode(cbNode, node.name); - case 294 /* PartiallyEmittedExpression */: - return visitNode(cbNode, node.expression); - case 288 /* JSDocLiteralType */: - return visitNode(cbNode, node.literal); + function createNodeArray(elements, pos, end) { + // Since the element list of a node array is typically created by starting with an empty array and + // repeatedly calling push(), the list may not have the optimal memory layout. We invoke slice() for + // small arrays (1 to 4 elements) to give the VM a chance to allocate an optimal representation. + var length = elements.length; + var array = (length >= 1 && length <= 4 ? elements.slice() : elements); + array.pos = pos; + array.end = end === undefined ? scanner.getStartPos() : end; + return array; } - } - ts.forEachChild = forEachChild; - function createSourceFile(fileName, sourceText, languageVersion, setParentNodes, scriptKind) { - if (setParentNodes === void 0) { setParentNodes = false; } - ts.performance.mark("beforeParse"); - var result = Parser.parseSourceFile(fileName, sourceText, languageVersion, /*syntaxCursor*/ undefined, setParentNodes, scriptKind); - ts.performance.mark("afterParse"); - ts.performance.measure("Parse", "beforeParse", "afterParse"); - return result; - } - ts.createSourceFile = createSourceFile; - function parseIsolatedEntityName(text, languageVersion) { - return Parser.parseIsolatedEntityName(text, languageVersion); - } - ts.parseIsolatedEntityName = parseIsolatedEntityName; - function isExternalModule(file) { - return file.externalModuleIndicator !== undefined; - } - ts.isExternalModule = isExternalModule; - // Produces a new SourceFile for the 'newText' provided. The 'textChangeRange' parameter - // indicates what changed between the 'text' that this SourceFile has and the 'newText'. - // The SourceFile will be created with the compiler attempting to reuse as many nodes from - // this file as possible. - // - // Note: this function mutates nodes from this SourceFile. That means any existing nodes - // from this SourceFile that are being held onto may change as a result (including - // becoming detached from any SourceFile). It is recommended that this SourceFile not - // be used once 'update' is called on it. - function updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks) { - return IncrementalParser.updateSourceFile(sourceFile, newText, textChangeRange, aggressiveChecks); - } - ts.updateSourceFile = updateSourceFile; - /* @internal */ - function parseIsolatedJSDocComment(content, start, length) { - var result = Parser.JSDocParser.parseIsolatedJSDocComment(content, start, length); - if (result && result.jsDoc) { - // because the jsDocComment was parsed out of the source file, it might - // not be covered by the fixupParentReferences. - Parser.fixupParentReferences(result.jsDoc); + function finishNode(node, end) { + node.end = end === undefined ? scanner.getStartPos() : end; + if (contextFlags) { + node.flags |= contextFlags; + } + // Keep track on the node if we encountered an error while parsing it. If we did, then + // we cannot reuse the node incrementally. Once we've marked this node, clear out the + // flag so that we don't mark any subsequent nodes. + if (parseErrorBeforeNextFinishedNode) { + parseErrorBeforeNextFinishedNode = false; + node.flags |= 32768 /* ThisNodeHasError */; + } + return node; } - return result; - } - ts.parseIsolatedJSDocComment = parseIsolatedJSDocComment; - /* @internal */ - // Exposed only for testing. - function parseJSDocTypeExpressionForTests(content, start, length) { - return Parser.JSDocParser.parseJSDocTypeExpressionForTests(content, start, length); - } - ts.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests; - // Implement the parser as a singleton module. We do this for perf reasons because creating - // parser instances can actually be expensive enough to impact us on projects with many source - // files. - var Parser; - (function (Parser) { - // Share a single scanner across all calls to parse a source file. This helps speed things - // up by avoiding the cost of creating/compiling scanners over and over again. - var scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ true); - var disallowInAndDecoratorContext = 2048 /* DisallowInContext */ | 8192 /* DecoratorContext */; - // capture constructors in 'initializeState' to avoid null checks - var NodeConstructor; - var TokenConstructor; - var IdentifierConstructor; - var SourceFileConstructor; - var sourceFile; - var parseDiagnostics; - var syntaxCursor; - var currentToken; - var sourceText; - var nodeCount; - var identifiers; - var identifierCount; - var parsingContext; - // Flags that dictate what parsing context we're in. For example: - // Whether or not we are in strict parsing mode. All that changes in strict parsing mode is - // that some tokens that would be considered identifiers may be considered keywords. - // - // When adding more parser context flags, consider which is the more common case that the - // flag will be in. This should be the 'false' state for that flag. The reason for this is - // that we don't store data in our nodes unless the value is in the *non-default* state. So, - // for example, more often than code 'allows-in' (or doesn't 'disallow-in'). We opt for - // 'disallow-in' set to 'false'. Otherwise, if we had 'allowsIn' set to 'true', then almost - // all nodes would need extra state on them to store this info. - // - // Note: 'allowIn' and 'allowYield' track 1:1 with the [in] and [yield] concepts in the ES6 - // grammar specification. - // - // An important thing about these context concepts. By default they are effectively inherited - // while parsing through every grammar production. i.e. if you don't change them, then when - // you parse a sub-production, it will have the same context values as the parent production. - // This is great most of the time. After all, consider all the 'expression' grammar productions - // and how nearly all of them pass along the 'in' and 'yield' context values: - // - // EqualityExpression[In, Yield] : - // RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] == RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] != RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] === RelationalExpression[?In, ?Yield] - // EqualityExpression[?In, ?Yield] !== RelationalExpression[?In, ?Yield] - // - // Where you have to be careful is then understanding what the points are in the grammar - // where the values are *not* passed along. For example: - // - // SingleNameBinding[Yield,GeneratorParameter] - // [+GeneratorParameter]BindingIdentifier[Yield] Initializer[In]opt - // [~GeneratorParameter]BindingIdentifier[?Yield]Initializer[In, ?Yield]opt - // - // Here this is saying that if the GeneratorParameter context flag is set, that we should - // explicitly set the 'yield' context flag to false before calling into the BindingIdentifier - // and we should explicitly unset the 'yield' context flag before calling into the Initializer. - // production. Conversely, if the GeneratorParameter context flag is not set, then we - // should leave the 'yield' context flag alone. - // - // Getting this all correct is tricky and requires careful reading of the grammar to - // understand when these values should be changed versus when they should be inherited. - // - // Note: it should not be necessary to save/restore these flags during speculative/lookahead - // parsing. These context flags are naturally stored and restored through normal recursive - // descent parsing and unwinding. - var contextFlags; - // Whether or not we've had a parse error since creating the last AST node. If we have - // encountered an error, it will be stored on the next AST node we create. Parse errors - // can be broken down into three categories: - // - // 1) An error that occurred during scanning. For example, an unterminated literal, or a - // character that was completely not understood. - // - // 2) A token was expected, but was not present. This type of error is commonly produced - // by the 'parseExpected' function. - // - // 3) A token was present that no parsing function was able to consume. This type of error - // only occurs in the 'abortParsingListOrMoveToNextToken' function when the parser - // decides to skip the token. - // - // In all of these cases, we want to mark the next node as having had an error before it. - // With this mark, we can know in incremental settings if this node can be reused, or if - // we have to reparse it. If we don't keep this information around, we may just reuse the - // node. in that event we would then not produce the same errors as we did before, causing - // significant confusion problems. - // - // Note: it is necessary that this value be saved/restored during speculative/lookahead - // parsing. During lookahead parsing, we will often create a node. That node will have - // this value attached, and then this value will be set back to 'false'. If we decide to - // rewind, we must get back to the same value we had prior to the lookahead. - // - // Note: any errors at the end of the file that do not precede a regular node, should get - // attached to the EOF token. - var parseErrorBeforeNextFinishedNode = false; - function parseSourceFile(fileName, sourceText, languageVersion, syntaxCursor, setParentNodes, scriptKind) { - scriptKind = ts.ensureScriptKind(fileName, scriptKind); - initializeState(sourceText, languageVersion, syntaxCursor, scriptKind); - var result = parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind); - clearState(); - return result; + function createMissingNode(kind, reportAtCurrentPosition, diagnosticMessage, arg0) { + if (reportAtCurrentPosition) { + parseErrorAtPosition(scanner.getStartPos(), 0, diagnosticMessage, arg0); + } + else { + parseErrorAtCurrentToken(diagnosticMessage, arg0); + } + var result = createNode(kind, scanner.getStartPos()); + if (kind === 71 /* Identifier */) { + result.escapedText = ""; + } + else if (ts.isLiteralKind(kind) || ts.isTemplateLiteralKind(kind)) { + result.text = ""; + } + return finishNode(result); } - Parser.parseSourceFile = parseSourceFile; - function parseIsolatedEntityName(content, languageVersion) { - initializeState(content, languageVersion, /*syntaxCursor*/ undefined, 1 /* JS */); - // Prime the scanner. - nextToken(); - var entityName = parseEntityName(/*allowReservedWords*/ true); - var isInvalid = token() === 1 /* EndOfFileToken */ && !parseDiagnostics.length; - clearState(); - return isInvalid ? entityName : undefined; + function internIdentifier(text) { + var identifier = identifiers.get(text); + if (identifier === undefined) { + identifiers.set(text, identifier = text); + } + return identifier; } - Parser.parseIsolatedEntityName = parseIsolatedEntityName; - function getLanguageVariant(scriptKind) { - // .tsx and .jsx files are treated as jsx language variant. - return scriptKind === 4 /* TSX */ || scriptKind === 2 /* JSX */ || scriptKind === 1 /* JS */ ? 1 /* JSX */ : 0 /* Standard */; + // An identifier that starts with two underscores has an extra underscore character prepended to it to avoid issues + // with magic property names like '__proto__'. The 'identifiers' object is used to share a single string instance for + // each identifier in order to reduce memory consumption. + function createIdentifier(isIdentifier, diagnosticMessage) { + identifierCount++; + if (isIdentifier) { + var node = createNode(71 /* Identifier */); + // Store original token kind if it is not just an Identifier so we can report appropriate error later in type checker + if (token() !== 71 /* Identifier */) { + node.originalKeywordKind = token(); + } + node.escapedText = ts.escapeLeadingUnderscores(internIdentifier(scanner.getTokenValue())); + nextToken(); + return finishNode(node); + } + // Only for end of file because the error gets reported incorrectly on embedded script tags. + var reportAtCurrentPosition = token() === 1 /* EndOfFileToken */; + return createMissingNode(71 /* Identifier */, reportAtCurrentPosition, diagnosticMessage || ts.Diagnostics.Identifier_expected); } - function initializeState(_sourceText, languageVersion, _syntaxCursor, scriptKind) { - NodeConstructor = ts.objectAllocator.getNodeConstructor(); - TokenConstructor = ts.objectAllocator.getTokenConstructor(); - IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor(); - SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor(); - sourceText = _sourceText; - syntaxCursor = _syntaxCursor; - parseDiagnostics = []; - parsingContext = 0; - identifiers = ts.createMap(); - identifierCount = 0; - nodeCount = 0; - contextFlags = scriptKind === 1 /* JS */ || scriptKind === 2 /* JSX */ ? 65536 /* JavaScriptFile */ : 0 /* None */; - parseErrorBeforeNextFinishedNode = false; - // Initialize and prime the scanner before parsing the source elements. - scanner.setText(sourceText); - scanner.setOnError(scanError); - scanner.setScriptTarget(languageVersion); - scanner.setLanguageVariant(getLanguageVariant(scriptKind)); + function parseIdentifier(diagnosticMessage) { + return createIdentifier(isIdentifier(), diagnosticMessage); } - function clearState() { - // Clear out the text the scanner is pointing at, so it doesn't keep anything alive unnecessarily. - scanner.setText(""); - scanner.setOnError(undefined); - // Clear any data. We don't want to accidentally hold onto it for too long. - parseDiagnostics = undefined; - sourceFile = undefined; - identifiers = undefined; - syntaxCursor = undefined; - sourceText = undefined; + function parseIdentifierName(diagnosticMessage) { + return createIdentifier(ts.tokenIsIdentifierOrKeyword(token()), diagnosticMessage); } - function parseSourceFileWorker(fileName, languageVersion, setParentNodes, scriptKind) { - sourceFile = createSourceFile(fileName, languageVersion, scriptKind); - sourceFile.flags = contextFlags; - // Prime the scanner. - nextToken(); - processReferenceComments(sourceFile); - sourceFile.statements = parseList(0 /* SourceElements */, parseStatement); - ts.Debug.assert(token() === 1 /* EndOfFileToken */); - sourceFile.endOfFileToken = parseTokenNode(); - setExternalModuleIndicator(sourceFile); - sourceFile.nodeCount = nodeCount; - sourceFile.identifierCount = identifierCount; - sourceFile.identifiers = identifiers; - sourceFile.parseDiagnostics = parseDiagnostics; - if (setParentNodes) { - fixupParentReferences(sourceFile); - } - return sourceFile; - } - function addJSDocComment(node) { - var comments = ts.getJSDocCommentRanges(node, sourceFile.text); - if (comments) { - for (var _i = 0, comments_2 = comments; _i < comments_2.length; _i++) { - var comment = comments_2[_i]; - var jsDoc = JSDocParser.parseJSDocComment(node, comment.pos, comment.end - comment.pos); - if (!jsDoc) { - continue; - } - if (!node.jsDoc) { - node.jsDoc = []; - } - node.jsDoc.push(jsDoc); - } - } - return node; - } - function fixupParentReferences(rootNode) { - // normally parent references are set during binding. However, for clients that only need - // a syntax tree, and no semantic features, then the binding process is an unnecessary - // overhead. This functions allows us to set all the parents, without all the expense of - // binding. - var parent = rootNode; - forEachChild(rootNode, visitNode); - return; - function visitNode(n) { - // walk down setting parents that differ from the parent we think it should be. This - // allows us to quickly bail out of setting parents for subtrees during incremental - // parsing - if (n.parent !== parent) { - n.parent = parent; - var saveParent = parent; - parent = n; - forEachChild(n, visitNode); - if (n.jsDoc) { - for (var _i = 0, _a = n.jsDoc; _i < _a.length; _i++) { - var jsDoc = _a[_i]; - jsDoc.parent = n; - parent = jsDoc; - forEachChild(jsDoc, visitNode); - } - } - parent = saveParent; - } - } - } - Parser.fixupParentReferences = fixupParentReferences; - function createSourceFile(fileName, languageVersion, scriptKind) { - // code from createNode is inlined here so createNode won't have to deal with special case of creating source files - // this is quite rare comparing to other nodes and createNode should be as fast as possible - var sourceFile = new SourceFileConstructor(261 /* SourceFile */, /*pos*/ 0, /* end */ sourceText.length); - nodeCount++; - sourceFile.text = sourceText; - sourceFile.bindDiagnostics = []; - sourceFile.languageVersion = languageVersion; - sourceFile.fileName = ts.normalizePath(fileName); - sourceFile.languageVariant = getLanguageVariant(scriptKind); - sourceFile.isDeclarationFile = ts.fileExtensionIs(sourceFile.fileName, ".d.ts"); - sourceFile.scriptKind = scriptKind; - return sourceFile; - } - function setContextFlag(val, flag) { - if (val) { - contextFlags |= flag; - } - else { - contextFlags &= ~flag; - } - } - function setDisallowInContext(val) { - setContextFlag(val, 2048 /* DisallowInContext */); - } - function setYieldContext(val) { - setContextFlag(val, 4096 /* YieldContext */); - } - function setDecoratorContext(val) { - setContextFlag(val, 8192 /* DecoratorContext */); - } - function setAwaitContext(val) { - setContextFlag(val, 16384 /* AwaitContext */); - } - function doOutsideOfContext(context, func) { - // contextFlagsToClear will contain only the context flags that are - // currently set that we need to temporarily clear - // We don't just blindly reset to the previous flags to ensure - // that we do not mutate cached flags for the incremental - // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and - // HasAggregatedChildData). - var contextFlagsToClear = context & contextFlags; - if (contextFlagsToClear) { - // clear the requested context flags - setContextFlag(/*val*/ false, contextFlagsToClear); - var result = func(); - // restore the context flags we just cleared - setContextFlag(/*val*/ true, contextFlagsToClear); - return result; - } - // no need to do anything special as we are not in any of the requested contexts - return func(); - } - function doInsideOfContext(context, func) { - // contextFlagsToSet will contain only the context flags that - // are not currently set that we need to temporarily enable. - // We don't just blindly reset to the previous flags to ensure - // that we do not mutate cached flags for the incremental - // parser (ThisNodeHasError, ThisNodeOrAnySubNodesHasError, and - // HasAggregatedChildData). - var contextFlagsToSet = context & ~contextFlags; - if (contextFlagsToSet) { - // set the requested context flags - setContextFlag(/*val*/ true, contextFlagsToSet); - var result = func(); - // reset the context flags we just set - setContextFlag(/*val*/ false, contextFlagsToSet); - return result; - } - // no need to do anything special as we are already in all of the requested contexts - return func(); - } - function allowInAnd(func) { - return doOutsideOfContext(2048 /* DisallowInContext */, func); - } - function disallowInAnd(func) { - return doInsideOfContext(2048 /* DisallowInContext */, func); - } - function doInYieldContext(func) { - return doInsideOfContext(4096 /* YieldContext */, func); - } - function doInDecoratorContext(func) { - return doInsideOfContext(8192 /* DecoratorContext */, func); - } - function doInAwaitContext(func) { - return doInsideOfContext(16384 /* AwaitContext */, func); - } - function doOutsideOfAwaitContext(func) { - return doOutsideOfContext(16384 /* AwaitContext */, func); - } - function doInYieldAndAwaitContext(func) { - return doInsideOfContext(4096 /* YieldContext */ | 16384 /* AwaitContext */, func); - } - function inContext(flags) { - return (contextFlags & flags) !== 0; - } - function inYieldContext() { - return inContext(4096 /* YieldContext */); - } - function inDisallowInContext() { - return inContext(2048 /* DisallowInContext */); - } - function inDecoratorContext() { - return inContext(8192 /* DecoratorContext */); - } - function inAwaitContext() { - return inContext(16384 /* AwaitContext */); - } - function parseErrorAtCurrentToken(message, arg0) { - var start = scanner.getTokenPos(); - var length = scanner.getTextPos() - start; - parseErrorAtPosition(start, length, message, arg0); - } - function parseErrorAtPosition(start, length, message, arg0) { - // Don't report another error if it would just be at the same position as the last error. - var lastError = ts.lastOrUndefined(parseDiagnostics); - if (!lastError || start !== lastError.start) { - parseDiagnostics.push(ts.createFileDiagnostic(sourceFile, start, length, message, arg0)); - } - // Mark that we've encountered an error. We'll set an appropriate bit on the next - // node we finish so that it can't be reused incrementally. - parseErrorBeforeNextFinishedNode = true; - } - function scanError(message, length) { - var pos = scanner.getTextPos(); - parseErrorAtPosition(pos, length || 0, message); - } - function getNodePos() { - return scanner.getStartPos(); - } - function getNodeEnd() { - return scanner.getStartPos(); - } - // Use this function to access the current token instead of reading the currentToken - // variable. Since function results aren't narrowed in control flow analysis, this ensures - // that the type checker doesn't make wrong assumptions about the type of the current - // token (e.g. a call to nextToken() changes the current token but the checker doesn't - // reason about this side effect). Mainstream VMs inline simple functions like this, so - // there is no performance penalty. - function token() { - return currentToken; - } - function nextToken() { - return currentToken = scanner.scan(); - } - function reScanGreaterToken() { - return currentToken = scanner.reScanGreaterToken(); - } - function reScanSlashToken() { - return currentToken = scanner.reScanSlashToken(); - } - function reScanTemplateToken() { - return currentToken = scanner.reScanTemplateToken(); - } - function scanJsxIdentifier() { - return currentToken = scanner.scanJsxIdentifier(); - } - function scanJsxText() { - return currentToken = scanner.scanJsxToken(); - } - function scanJsxAttributeValue() { - return currentToken = scanner.scanJsxAttributeValue(); - } - function speculationHelper(callback, isLookAhead) { - // Keep track of the state we'll need to rollback to if lookahead fails (or if the - // caller asked us to always reset our state). - var saveToken = currentToken; - var saveParseDiagnosticsLength = parseDiagnostics.length; - var saveParseErrorBeforeNextFinishedNode = parseErrorBeforeNextFinishedNode; - // Note: it is not actually necessary to save/restore the context flags here. That's - // because the saving/restoring of these flags happens naturally through the recursive - // descent nature of our parser. However, we still store this here just so we can - // assert that invariant holds. - var saveContextFlags = contextFlags; - // If we're only looking ahead, then tell the scanner to only lookahead as well. - // Otherwise, if we're actually speculatively parsing, then tell the scanner to do the - // same. - var result = isLookAhead - ? scanner.lookAhead(callback) - : scanner.tryScan(callback); - ts.Debug.assert(saveContextFlags === contextFlags); - // If our callback returned something 'falsy' or we're just looking ahead, - // then unconditionally restore us to where we were. - if (!result || isLookAhead) { - currentToken = saveToken; - parseDiagnostics.length = saveParseDiagnosticsLength; - parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode; - } - return result; - } - /** Invokes the provided callback then unconditionally restores the parser to the state it - * was in immediately prior to invoking the callback. The result of invoking the callback - * is returned from this function. - */ - function lookAhead(callback) { - return speculationHelper(callback, /*isLookAhead*/ true); - } - /** Invokes the provided callback. If the callback returns something falsy, then it restores - * the parser to the state it was in immediately prior to invoking the callback. If the - * callback returns something truthy, then the parser state is not rolled back. The result - * of invoking the callback is returned from this function. - */ - function tryParse(callback) { - return speculationHelper(callback, /*isLookAhead*/ false); - } - // Ignore strict mode flag because we will report an error in type checker instead. - function isIdentifier() { - if (token() === 70 /* Identifier */) { - return true; - } - // If we have a 'yield' keyword, and we're in the [yield] context, then 'yield' is - // considered a keyword and is not an identifier. - if (token() === 115 /* YieldKeyword */ && inYieldContext()) { - return false; - } - // If we have a 'await' keyword, and we're in the [Await] context, then 'await' is - // considered a keyword and is not an identifier. - if (token() === 120 /* AwaitKeyword */ && inAwaitContext()) { - return false; - } - return token() > 106 /* LastReservedWord */; - } - function parseExpected(kind, diagnosticMessage, shouldAdvance) { - if (shouldAdvance === void 0) { shouldAdvance = true; } - if (token() === kind) { - if (shouldAdvance) { - nextToken(); - } - return true; - } - // Report specific message if provided with one. Otherwise, report generic fallback message. - if (diagnosticMessage) { - parseErrorAtCurrentToken(diagnosticMessage); - } - else { - parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(kind)); - } - return false; - } - function parseOptional(t) { - if (token() === t) { - nextToken(); - return true; - } - return false; - } - function parseOptionalToken(t) { - if (token() === t) { - return parseTokenNode(); - } - return undefined; - } - function parseExpectedToken(t, reportAtCurrentPosition, diagnosticMessage, arg0) { - return parseOptionalToken(t) || - createMissingNode(t, reportAtCurrentPosition, diagnosticMessage, arg0); - } - function parseTokenNode() { - var node = createNode(token()); - nextToken(); - return finishNode(node); - } - function canParseSemicolon() { - // If there's a real semicolon, then we can always parse it out. - if (token() === 24 /* SemicolonToken */) { - return true; - } - // We can parse out an optional semicolon in ASI cases in the following cases. - return token() === 17 /* CloseBraceToken */ || token() === 1 /* EndOfFileToken */ || scanner.hasPrecedingLineBreak(); - } - function parseSemicolon() { - if (canParseSemicolon()) { - if (token() === 24 /* SemicolonToken */) { - // consume the semicolon if it was explicitly provided. - nextToken(); - } - return true; - } - else { - return parseExpected(24 /* SemicolonToken */); - } - } - // note: this function creates only node - function createNode(kind, pos) { - nodeCount++; - if (!(pos >= 0)) { - pos = scanner.getStartPos(); - } - return kind >= 141 /* FirstNode */ ? new NodeConstructor(kind, pos, pos) : - kind === 70 /* Identifier */ ? new IdentifierConstructor(kind, pos, pos) : - new TokenConstructor(kind, pos, pos); - } - function createNodeArray(elements, pos) { - var array = (elements || []); - if (!(pos >= 0)) { - pos = getNodePos(); - } - array.pos = pos; - array.end = pos; - return array; - } - function finishNode(node, end) { - node.end = end === undefined ? scanner.getStartPos() : end; - if (contextFlags) { - node.flags |= contextFlags; - } - // Keep track on the node if we encountered an error while parsing it. If we did, then - // we cannot reuse the node incrementally. Once we've marked this node, clear out the - // flag so that we don't mark any subsequent nodes. - if (parseErrorBeforeNextFinishedNode) { - parseErrorBeforeNextFinishedNode = false; - node.flags |= 32768 /* ThisNodeHasError */; - } - return node; - } - function createMissingNode(kind, reportAtCurrentPosition, diagnosticMessage, arg0) { - if (reportAtCurrentPosition) { - parseErrorAtPosition(scanner.getStartPos(), 0, diagnosticMessage, arg0); - } - else { - parseErrorAtCurrentToken(diagnosticMessage, arg0); - } - var result = createNode(kind, scanner.getStartPos()); - result.text = ""; - return finishNode(result); - } - function internIdentifier(text) { - text = ts.escapeIdentifier(text); - return identifiers[text] || (identifiers[text] = text); - } - // An identifier that starts with two underscores has an extra underscore character prepended to it to avoid issues - // with magic property names like '__proto__'. The 'identifiers' object is used to share a single string instance for - // each identifier in order to reduce memory consumption. - function createIdentifier(isIdentifier, diagnosticMessage) { - identifierCount++; - if (isIdentifier) { - var node = createNode(70 /* Identifier */); - // Store original token kind if it is not just an Identifier so we can report appropriate error later in type checker - if (token() !== 70 /* Identifier */) { - node.originalKeywordKind = token(); - } - node.text = internIdentifier(scanner.getTokenValue()); - nextToken(); - return finishNode(node); - } - return createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ false, diagnosticMessage || ts.Diagnostics.Identifier_expected); - } - function parseIdentifier(diagnosticMessage) { - return createIdentifier(isIdentifier(), diagnosticMessage); - } - function parseIdentifierName() { - return createIdentifier(ts.tokenIsIdentifierOrKeyword(token())); - } - function isLiteralPropertyName() { - return ts.tokenIsIdentifierOrKeyword(token()) || - token() === 9 /* StringLiteral */ || - token() === 8 /* NumericLiteral */; + function isLiteralPropertyName() { + return ts.tokenIsIdentifierOrKeyword(token()) || + token() === 9 /* StringLiteral */ || + token() === 8 /* NumericLiteral */; } function parsePropertyNameWorker(allowComputedPropertyNames) { if (token() === 9 /* StringLiteral */ || token() === 8 /* NumericLiteral */) { - return parseLiteralNode(/*internName*/ true); + var node = parseLiteralNode(); + node.text = internIdentifier(node.text); + return node; } - if (allowComputedPropertyNames && token() === 20 /* OpenBracketToken */) { + if (allowComputedPropertyNames && token() === 21 /* OpenBracketToken */) { return parseComputedPropertyName(); } return parseIdentifierName(); @@ -14894,23 +13709,17 @@ var ts; function parsePropertyName() { return parsePropertyNameWorker(/*allowComputedPropertyNames*/ true); } - function parseSimplePropertyName() { - return parsePropertyNameWorker(/*allowComputedPropertyNames*/ false); - } - function isSimplePropertyName() { - return token() === 9 /* StringLiteral */ || token() === 8 /* NumericLiteral */ || ts.tokenIsIdentifierOrKeyword(token()); - } function parseComputedPropertyName() { // PropertyName [Yield]: // LiteralPropertyName // ComputedPropertyName[?Yield] - var node = createNode(142 /* ComputedPropertyName */); - parseExpected(20 /* OpenBracketToken */); + var node = createNode(144 /* ComputedPropertyName */); + parseExpected(21 /* OpenBracketToken */); // We parse any expression (including a comma expression). But the grammar // says that only an assignment expression is allowed, so the grammar checker // will error if it sees a comma expression. node.expression = allowInAnd(parseExpression); - parseExpected(21 /* CloseBracketToken */); + parseExpected(22 /* CloseBracketToken */); return finishNode(node); } function parseContextualModifier(t) { @@ -14924,21 +13733,21 @@ var ts; return canFollowModifier(); } function nextTokenCanFollowModifier() { - if (token() === 75 /* ConstKeyword */) { + if (token() === 76 /* ConstKeyword */) { // 'const' is only a modifier if followed by 'enum'. - return nextToken() === 82 /* EnumKeyword */; + return nextToken() === 83 /* EnumKeyword */; } - if (token() === 83 /* ExportKeyword */) { + if (token() === 84 /* ExportKeyword */) { nextToken(); - if (token() === 78 /* DefaultKeyword */) { - return lookAhead(nextTokenIsClassOrFunctionOrAsync); + if (token() === 79 /* DefaultKeyword */) { + return lookAhead(nextTokenCanFollowDefaultKeyword); } - return token() !== 38 /* AsteriskToken */ && token() !== 117 /* AsKeyword */ && token() !== 16 /* OpenBraceToken */ && canFollowModifier(); + return token() !== 39 /* AsteriskToken */ && token() !== 118 /* AsKeyword */ && token() !== 17 /* OpenBraceToken */ && canFollowModifier(); } - if (token() === 78 /* DefaultKeyword */) { - return nextTokenIsClassOrFunctionOrAsync(); + if (token() === 79 /* DefaultKeyword */) { + return nextTokenCanFollowDefaultKeyword(); } - if (token() === 114 /* StaticKeyword */) { + if (token() === 115 /* StaticKeyword */) { nextToken(); return canFollowModifier(); } @@ -14948,16 +13757,18 @@ var ts; return ts.isModifierKind(token()) && tryParse(nextTokenCanFollowModifier); } function canFollowModifier() { - return token() === 20 /* OpenBracketToken */ - || token() === 16 /* OpenBraceToken */ - || token() === 38 /* AsteriskToken */ - || token() === 23 /* DotDotDotToken */ + return token() === 21 /* OpenBracketToken */ + || token() === 17 /* OpenBraceToken */ + || token() === 39 /* AsteriskToken */ + || token() === 24 /* DotDotDotToken */ || isLiteralPropertyName(); } - function nextTokenIsClassOrFunctionOrAsync() { + function nextTokenCanFollowDefaultKeyword() { nextToken(); - return token() === 74 /* ClassKeyword */ || token() === 88 /* FunctionKeyword */ || - (token() === 119 /* AsyncKeyword */ && lookAhead(nextTokenIsFunctionKeywordOnSameLine)); + return token() === 75 /* ClassKeyword */ || token() === 89 /* FunctionKeyword */ || + token() === 109 /* InterfaceKeyword */ || + (token() === 117 /* AbstractKeyword */ && lookAhead(nextTokenIsClassKeywordOnSameLine)) || + (token() === 120 /* AsyncKeyword */ && lookAhead(nextTokenIsFunctionKeywordOnSameLine)); } // True if positioned at the start of a list element function isListElement(parsingContext, inErrorRecovery) { @@ -14975,9 +13786,9 @@ var ts; // we're parsing. For example, if we have a semicolon in the middle of a class, then // we really don't want to assume the class is over and we're on a statement in the // outer module. We just want to consume and move on. - return !(token() === 24 /* SemicolonToken */ && inErrorRecovery) && isStartOfStatement(); + return !(token() === 25 /* SemicolonToken */ && inErrorRecovery) && isStartOfStatement(); case 2 /* SwitchClauses */: - return token() === 72 /* CaseKeyword */ || token() === 78 /* DefaultKeyword */; + return token() === 73 /* CaseKeyword */ || token() === 79 /* DefaultKeyword */; case 4 /* TypeMembers */: return lookAhead(isTypeMemberStart); case 5 /* ClassMembers */: @@ -14985,21 +13796,21 @@ var ts; // not in error recovery. If we're in error recovery, we don't want an errant // semicolon to be treated as a class member (since they're almost always used // for statements. - return lookAhead(isClassMemberStart) || (token() === 24 /* SemicolonToken */ && !inErrorRecovery); + return lookAhead(isClassMemberStart) || (token() === 25 /* SemicolonToken */ && !inErrorRecovery); case 6 /* EnumMembers */: // Include open bracket computed properties. This technically also lets in indexers, // which would be a candidate for improved error reporting. - return token() === 20 /* OpenBracketToken */ || isLiteralPropertyName(); + return token() === 21 /* OpenBracketToken */ || isLiteralPropertyName(); case 12 /* ObjectLiteralMembers */: - return token() === 20 /* OpenBracketToken */ || token() === 38 /* AsteriskToken */ || token() === 23 /* DotDotDotToken */ || isLiteralPropertyName(); + return token() === 21 /* OpenBracketToken */ || token() === 39 /* AsteriskToken */ || token() === 24 /* DotDotDotToken */ || isLiteralPropertyName(); case 17 /* RestProperties */: return isLiteralPropertyName(); case 9 /* ObjectBindingElements */: - return token() === 20 /* OpenBracketToken */ || token() === 23 /* DotDotDotToken */ || isLiteralPropertyName(); + return token() === 21 /* OpenBracketToken */ || token() === 24 /* DotDotDotToken */ || isLiteralPropertyName(); case 7 /* HeritageClauseElement */: - // If we see { } then only consume it as an expression if it is followed by , or { + // If we see `{ ... }` then only consume it as an expression if it is followed by `,` or `{` // That way we won't consume the body of a class in its heritage clause. - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { return lookAhead(isValidHeritageClauseObjectLiteral); } if (!inErrorRecovery) { @@ -15014,37 +13825,31 @@ var ts; case 8 /* VariableDeclarations */: return isIdentifierOrPattern(); case 10 /* ArrayBindingElements */: - return token() === 25 /* CommaToken */ || token() === 23 /* DotDotDotToken */ || isIdentifierOrPattern(); + return token() === 26 /* CommaToken */ || token() === 24 /* DotDotDotToken */ || isIdentifierOrPattern(); case 18 /* TypeParameters */: return isIdentifier(); case 11 /* ArgumentExpressions */: case 15 /* ArrayLiteralMembers */: - return token() === 25 /* CommaToken */ || token() === 23 /* DotDotDotToken */ || isStartOfExpression(); + return token() === 26 /* CommaToken */ || token() === 24 /* DotDotDotToken */ || isStartOfExpression(); case 16 /* Parameters */: return isStartOfParameter(); case 19 /* TypeArguments */: case 20 /* TupleElementTypes */: - return token() === 25 /* CommaToken */ || isStartOfType(); + return token() === 26 /* CommaToken */ || isStartOfType(); case 21 /* HeritageClauses */: return isHeritageClause(); case 22 /* ImportOrExportSpecifiers */: return ts.tokenIsIdentifierOrKeyword(token()); case 13 /* JsxAttributes */: - return ts.tokenIsIdentifierOrKeyword(token()) || token() === 16 /* OpenBraceToken */; + return ts.tokenIsIdentifierOrKeyword(token()) || token() === 17 /* OpenBraceToken */; case 14 /* JsxChildren */: return true; - case 23 /* JSDocFunctionParameters */: - case 24 /* JSDocTypeArguments */: - case 26 /* JSDocTupleTypes */: - return JSDocParser.isJSDocType(); - case 25 /* JSDocRecordMembers */: - return isSimplePropertyName(); } ts.Debug.fail("Non-exhaustive case in 'isListElement'."); } function isValidHeritageClauseObjectLiteral() { - ts.Debug.assert(token() === 16 /* OpenBraceToken */); - if (nextToken() === 17 /* CloseBraceToken */) { + ts.Debug.assert(token() === 17 /* OpenBraceToken */); + if (nextToken() === 18 /* CloseBraceToken */) { // if we see "extends {}" then only treat the {} as what we're extending (and not // the class body) if we have: // @@ -15053,7 +13858,7 @@ var ts; // extends {} extends // extends {} implements var next = nextToken(); - return next === 25 /* CommaToken */ || next === 16 /* OpenBraceToken */ || next === 84 /* ExtendsKeyword */ || next === 107 /* ImplementsKeyword */; + return next === 26 /* CommaToken */ || next === 17 /* OpenBraceToken */ || next === 85 /* ExtendsKeyword */ || next === 108 /* ImplementsKeyword */; } return true; } @@ -15066,8 +13871,8 @@ var ts; return ts.tokenIsIdentifierOrKeyword(token()); } function isHeritageClauseExtendsOrImplementsKeyword() { - if (token() === 107 /* ImplementsKeyword */ || - token() === 84 /* ExtendsKeyword */) { + if (token() === 108 /* ImplementsKeyword */ || + token() === 85 /* ExtendsKeyword */) { return lookAhead(nextTokenIsStartOfExpression); } return false; @@ -15091,44 +13896,36 @@ var ts; case 12 /* ObjectLiteralMembers */: case 9 /* ObjectBindingElements */: case 22 /* ImportOrExportSpecifiers */: - return token() === 17 /* CloseBraceToken */; + return token() === 18 /* CloseBraceToken */; case 3 /* SwitchClauseStatements */: - return token() === 17 /* CloseBraceToken */ || token() === 72 /* CaseKeyword */ || token() === 78 /* DefaultKeyword */; + return token() === 18 /* CloseBraceToken */ || token() === 73 /* CaseKeyword */ || token() === 79 /* DefaultKeyword */; case 7 /* HeritageClauseElement */: - return token() === 16 /* OpenBraceToken */ || token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */; + return token() === 17 /* OpenBraceToken */ || token() === 85 /* ExtendsKeyword */ || token() === 108 /* ImplementsKeyword */; case 8 /* VariableDeclarations */: return isVariableDeclaratorListTerminator(); case 18 /* TypeParameters */: // Tokens other than '>' are here for better error recovery - return token() === 28 /* GreaterThanToken */ || token() === 18 /* OpenParenToken */ || token() === 16 /* OpenBraceToken */ || token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */; + return token() === 29 /* GreaterThanToken */ || token() === 19 /* OpenParenToken */ || token() === 17 /* OpenBraceToken */ || token() === 85 /* ExtendsKeyword */ || token() === 108 /* ImplementsKeyword */; case 11 /* ArgumentExpressions */: // Tokens other than ')' are here for better error recovery - return token() === 19 /* CloseParenToken */ || token() === 24 /* SemicolonToken */; + return token() === 20 /* CloseParenToken */ || token() === 25 /* SemicolonToken */; case 15 /* ArrayLiteralMembers */: case 20 /* TupleElementTypes */: case 10 /* ArrayBindingElements */: - return token() === 21 /* CloseBracketToken */; + return token() === 22 /* CloseBracketToken */; case 16 /* Parameters */: case 17 /* RestProperties */: // Tokens other than ')' and ']' (the latter for index signatures) are here for better error recovery - return token() === 19 /* CloseParenToken */ || token() === 21 /* CloseBracketToken */ /*|| token === SyntaxKind.OpenBraceToken*/; + return token() === 20 /* CloseParenToken */ || token() === 22 /* CloseBracketToken */ /*|| token === SyntaxKind.OpenBraceToken*/; case 19 /* TypeArguments */: // All other tokens should cause the type-argument to terminate except comma token - return token() !== 25 /* CommaToken */; + return token() !== 26 /* CommaToken */; case 21 /* HeritageClauses */: - return token() === 16 /* OpenBraceToken */ || token() === 17 /* CloseBraceToken */; + return token() === 17 /* OpenBraceToken */ || token() === 18 /* CloseBraceToken */; case 13 /* JsxAttributes */: - return token() === 28 /* GreaterThanToken */ || token() === 40 /* SlashToken */; + return token() === 29 /* GreaterThanToken */ || token() === 41 /* SlashToken */; case 14 /* JsxChildren */: - return token() === 26 /* LessThanToken */ && lookAhead(nextTokenIsSlash); - case 23 /* JSDocFunctionParameters */: - return token() === 19 /* CloseParenToken */ || token() === 55 /* ColonToken */ || token() === 17 /* CloseBraceToken */; - case 24 /* JSDocTypeArguments */: - return token() === 28 /* GreaterThanToken */ || token() === 17 /* CloseBraceToken */; - case 26 /* JSDocTupleTypes */: - return token() === 21 /* CloseBracketToken */ || token() === 17 /* CloseBraceToken */; - case 25 /* JSDocRecordMembers */: - return token() === 17 /* CloseBraceToken */; + return token() === 27 /* LessThanToken */ && lookAhead(nextTokenIsSlash); } } function isVariableDeclaratorListTerminator() { @@ -15146,7 +13943,7 @@ var ts; // For better error recovery, if we see an '=>' then we just stop immediately. We've got an // arrow function here and it's going to be very unlikely that we'll resynchronize and get // another variable declaration. - if (token() === 35 /* EqualsGreaterThanToken */) { + if (token() === 36 /* EqualsGreaterThanToken */) { return true; } // Keep trying to parse out variable declarators. @@ -15154,7 +13951,7 @@ var ts; } // True if positioned at element or terminator of the current list or any enclosing list function isInSomeParsingContext() { - for (var kind = 0; kind < 27 /* Count */; kind++) { + for (var kind = 0; kind < 23 /* Count */; kind++) { if (parsingContext & (1 << kind)) { if (isListElement(kind, /*inErrorRecovery*/ true) || isListTerminator(kind)) { return true; @@ -15167,20 +13964,20 @@ var ts; function parseList(kind, parseElement) { var saveParsingContext = parsingContext; parsingContext |= 1 << kind; - var result = createNodeArray(); + var list = []; + var listPos = getNodePos(); while (!isListTerminator(kind)) { if (isListElement(kind, /*inErrorRecovery*/ false)) { var element = parseListElement(kind, parseElement); - result.push(element); + list.push(element); continue; } if (abortParsingListOrMoveToNextToken(kind)) { break; } } - result.end = getNodeEnd(); parsingContext = saveParsingContext; - return result; + return createNodeArray(list, listPos); } function parseListElement(parsingContext, parseElement) { var node = currentNode(parsingContext); @@ -15311,20 +14108,20 @@ var ts; function isReusableClassMember(node) { if (node) { switch (node.kind) { - case 150 /* Constructor */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 147 /* PropertyDeclaration */: - case 203 /* SemicolonClassElement */: + case 152 /* Constructor */: + case 157 /* IndexSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 149 /* PropertyDeclaration */: + case 206 /* SemicolonClassElement */: return true; - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: // Method declarations are not necessarily reusable. An object-literal // may have a method calls "constructor(...)" and we must reparse that // into an actual .ConstructorDeclaration. var methodDeclaration = node; - var nameIsConstructor = methodDeclaration.name.kind === 70 /* Identifier */ && - methodDeclaration.name.originalKeywordKind === 122 /* ConstructorKeyword */; + var nameIsConstructor = methodDeclaration.name.kind === 71 /* Identifier */ && + methodDeclaration.name.originalKeywordKind === 123 /* ConstructorKeyword */; return !nameIsConstructor; } } @@ -15333,8 +14130,8 @@ var ts; function isReusableSwitchClause(node) { if (node) { switch (node.kind) { - case 253 /* CaseClause */: - case 254 /* DefaultClause */: + case 257 /* CaseClause */: + case 258 /* DefaultClause */: return true; } } @@ -15343,58 +14140,58 @@ var ts; function isReusableStatement(node) { if (node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 205 /* VariableStatement */: - case 204 /* Block */: - case 208 /* IfStatement */: - case 207 /* ExpressionStatement */: - case 220 /* ThrowStatement */: - case 216 /* ReturnStatement */: - case 218 /* SwitchStatement */: - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 211 /* ForStatement */: - case 210 /* WhileStatement */: - case 217 /* WithStatement */: - case 206 /* EmptyStatement */: - case 221 /* TryStatement */: - case 219 /* LabeledStatement */: - case 209 /* DoStatement */: - case 222 /* DebuggerStatement */: - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: - case 240 /* ExportAssignment */: - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 228 /* FunctionDeclaration */: + case 208 /* VariableStatement */: + case 207 /* Block */: + case 211 /* IfStatement */: + case 210 /* ExpressionStatement */: + case 223 /* ThrowStatement */: + case 219 /* ReturnStatement */: + case 221 /* SwitchStatement */: + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 214 /* ForStatement */: + case 213 /* WhileStatement */: + case 220 /* WithStatement */: + case 209 /* EmptyStatement */: + case 224 /* TryStatement */: + case 222 /* LabeledStatement */: + case 212 /* DoStatement */: + case 225 /* DebuggerStatement */: + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 244 /* ExportDeclaration */: + case 243 /* ExportAssignment */: + case 233 /* ModuleDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: + case 231 /* TypeAliasDeclaration */: return true; } } return false; } function isReusableEnumMember(node) { - return node.kind === 260 /* EnumMember */; + return node.kind === 264 /* EnumMember */; } function isReusableTypeMember(node) { if (node) { switch (node.kind) { - case 154 /* ConstructSignature */: - case 148 /* MethodSignature */: - case 155 /* IndexSignature */: - case 146 /* PropertySignature */: - case 153 /* CallSignature */: + case 156 /* ConstructSignature */: + case 150 /* MethodSignature */: + case 157 /* IndexSignature */: + case 148 /* PropertySignature */: + case 155 /* CallSignature */: return true; } } return false; } function isReusableVariableDeclaration(node) { - if (node.kind !== 223 /* VariableDeclaration */) { + if (node.kind !== 226 /* VariableDeclaration */) { return false; } // Very subtle incremental parsing bug. Consider the following code: @@ -15415,7 +14212,7 @@ var ts; return variableDeclarator.initializer === undefined; } function isReusableParameter(node) { - if (node.kind !== 144 /* Parameter */) { + if (node.kind !== 146 /* Parameter */) { return false; } // See the comment in isReusableVariableDeclaration for why we do this. @@ -15456,24 +14253,22 @@ var ts; case 22 /* ImportOrExportSpecifiers */: return ts.Diagnostics.Identifier_expected; case 13 /* JsxAttributes */: return ts.Diagnostics.Identifier_expected; case 14 /* JsxChildren */: return ts.Diagnostics.Identifier_expected; - case 23 /* JSDocFunctionParameters */: return ts.Diagnostics.Parameter_declaration_expected; - case 24 /* JSDocTypeArguments */: return ts.Diagnostics.Type_argument_expected; - case 26 /* JSDocTupleTypes */: return ts.Diagnostics.Type_expected; - case 25 /* JSDocRecordMembers */: return ts.Diagnostics.Property_assignment_expected; } } - ; // Parses a comma-delimited list of elements function parseDelimitedList(kind, parseElement, considerSemicolonAsDelimiter) { var saveParsingContext = parsingContext; parsingContext |= 1 << kind; - var result = createNodeArray(); + var list = []; + var listPos = getNodePos(); var commaStart = -1; // Meaning the previous token was not a comma while (true) { if (isListElement(kind, /*inErrorRecovery*/ false)) { - result.push(parseListElement(kind, parseElement)); + var startPos = scanner.getStartPos(); + list.push(parseListElement(kind, parseElement)); commaStart = scanner.getTokenPos(); - if (parseOptional(25 /* CommaToken */)) { + if (parseOptional(26 /* CommaToken */)) { + // No need to check for a zero length node since we know we parsed a comma continue; } commaStart = -1; // Back to the state where the last token was not a comma @@ -15482,13 +14277,20 @@ var ts; } // We didn't get a comma, and the list wasn't terminated, explicitly parse // out a comma so we give a good error message. - parseExpected(25 /* CommaToken */); + parseExpected(26 /* CommaToken */); // If the token was a semicolon, and the caller allows that, then skip it and // continue. This ensures we get back on track and don't result in tons of // parse errors. For example, this can happen when people do things like use // a semicolon to delimit object literal members. Note: we'll have already // reported an error when we called parseExpected above. - if (considerSemicolonAsDelimiter && token() === 24 /* SemicolonToken */ && !scanner.hasPrecedingLineBreak()) { + if (considerSemicolonAsDelimiter && token() === 25 /* SemicolonToken */ && !scanner.hasPrecedingLineBreak()) { + nextToken(); + } + if (startPos === scanner.getStartPos()) { + // What we're parsing isn't actually remotely recognizable as a element and we've consumed no tokens whatsoever + // Consume a token to advance the parser in some way and avoid an infinite loop + // This can happen when we're speculatively parsing parenthesized expressions which we think may be arrow functions, + // or when a modifier keyword which is disallowed as a parameter name (ie, `static` in strict mode) is supplied nextToken(); } continue; @@ -15500,6 +14302,8 @@ var ts; break; } } + parsingContext = saveParsingContext; + var result = createNodeArray(list, listPos); // Recording the trailing comma is deliberately done after the previous // loop, and not just if we see a list terminator. This is because the list // may have ended incorrectly, but it is still important to know if there @@ -15509,12 +14313,10 @@ var ts; // Always preserve a trailing comma by marking it on the NodeArray result.hasTrailingComma = true; } - result.end = getNodeEnd(); - parsingContext = saveParsingContext; return result; } function createMissingList() { - return createNodeArray(); + return createNodeArray([], getNodePos()); } function parseBracketedList(kind, parseElement, open, close) { if (parseExpected(open)) { @@ -15524,17 +14326,26 @@ var ts; } return createMissingList(); } - // The allowReservedWords parameter controls whether reserved words are permitted after the first dot function parseEntityName(allowReservedWords, diagnosticMessage) { - var entity = parseIdentifier(diagnosticMessage); - while (parseOptional(22 /* DotToken */)) { - var node = createNode(141 /* QualifiedName */, entity.pos); // !!! - node.left = entity; - node.right = parseRightSideOfDot(allowReservedWords); - entity = finishNode(node); + var entity = allowReservedWords ? parseIdentifierName(diagnosticMessage) : parseIdentifier(diagnosticMessage); + var dotPos = scanner.getStartPos(); + while (parseOptional(23 /* DotToken */)) { + if (token() === 27 /* LessThanToken */) { + // the entity is part of a JSDoc-style generic, so record the trailing dot for later error reporting + entity.jsdocDotPos = dotPos; + break; + } + dotPos = scanner.getStartPos(); + entity = createQualifiedName(entity, parseRightSideOfDot(allowReservedWords)); } return entity; } + function createQualifiedName(entity, name) { + var node = createNode(143 /* QualifiedName */, entity.pos); + node.left = entity; + node.right = name; + return finishNode(node); + } function parseRightSideOfDot(allowIdentifierNames) { // Technically a keyword is valid here as all identifiers and keywords are identifier names. // However, often we'll encounter this in error situations when the identifier or keyword @@ -15561,108 +14372,163 @@ var ts; // Report that we need an identifier. However, report it right after the dot, // and not on the next token. This is because the next token might actually // be an identifier and the error would be quite confusing. - return createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Identifier_expected); + return createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Identifier_expected); } } return allowIdentifierNames ? parseIdentifierName() : parseIdentifier(); } function parseTemplateExpression() { - var template = createNode(194 /* TemplateExpression */); + var template = createNode(196 /* TemplateExpression */); template.head = parseTemplateHead(); - ts.Debug.assert(template.head.kind === 13 /* TemplateHead */, "Template head has wrong token kind"); - var templateSpans = createNodeArray(); + ts.Debug.assert(template.head.kind === 14 /* TemplateHead */, "Template head has wrong token kind"); + var list = []; + var listPos = getNodePos(); do { - templateSpans.push(parseTemplateSpan()); - } while (ts.lastOrUndefined(templateSpans).literal.kind === 14 /* TemplateMiddle */); - templateSpans.end = getNodeEnd(); - template.templateSpans = templateSpans; + list.push(parseTemplateSpan()); + } while (ts.lastOrUndefined(list).literal.kind === 15 /* TemplateMiddle */); + template.templateSpans = createNodeArray(list, listPos); return finishNode(template); } function parseTemplateSpan() { - var span = createNode(202 /* TemplateSpan */); + var span = createNode(205 /* TemplateSpan */); span.expression = allowInAnd(parseExpression); var literal; - if (token() === 17 /* CloseBraceToken */) { + if (token() === 18 /* CloseBraceToken */) { reScanTemplateToken(); literal = parseTemplateMiddleOrTemplateTail(); } else { - literal = parseExpectedToken(15 /* TemplateTail */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(17 /* CloseBraceToken */)); + literal = parseExpectedToken(16 /* TemplateTail */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(18 /* CloseBraceToken */)); } span.literal = literal; return finishNode(span); } - function parseLiteralNode(internName) { - return parseLiteralLikeNode(token(), internName); + function parseLiteralNode() { + return parseLiteralLikeNode(token()); } function parseTemplateHead() { - var fragment = parseLiteralLikeNode(token(), /*internName*/ false); - ts.Debug.assert(fragment.kind === 13 /* TemplateHead */, "Template head has wrong token kind"); + var fragment = parseLiteralLikeNode(token()); + ts.Debug.assert(fragment.kind === 14 /* TemplateHead */, "Template head has wrong token kind"); return fragment; } function parseTemplateMiddleOrTemplateTail() { - var fragment = parseLiteralLikeNode(token(), /*internName*/ false); - ts.Debug.assert(fragment.kind === 14 /* TemplateMiddle */ || fragment.kind === 15 /* TemplateTail */, "Template fragment has wrong token kind"); + var fragment = parseLiteralLikeNode(token()); + ts.Debug.assert(fragment.kind === 15 /* TemplateMiddle */ || fragment.kind === 16 /* TemplateTail */, "Template fragment has wrong token kind"); return fragment; } - function parseLiteralLikeNode(kind, internName) { + function parseLiteralLikeNode(kind) { var node = createNode(kind); var text = scanner.getTokenValue(); - node.text = internName ? internIdentifier(text) : text; + node.text = text; if (scanner.hasExtendedUnicodeEscape()) { node.hasExtendedUnicodeEscape = true; } if (scanner.isUnterminated()) { node.isUnterminated = true; } - var tokenPos = scanner.getTokenPos(); - nextToken(); - finishNode(node); // Octal literals are not allowed in strict mode or ES5 // Note that theoretically the following condition would hold true literals like 009, // which is not octal.But because of how the scanner separates the tokens, we would // never get a token like this. Instead, we would get 00 and 9 as two separate tokens. // We also do not need to check for negatives because any prefix operator would be part of a // parent unary expression. - if (node.kind === 8 /* NumericLiteral */ - && sourceText.charCodeAt(tokenPos) === 48 /* _0 */ - && ts.isOctalDigit(sourceText.charCodeAt(tokenPos + 1))) { - node.isOctalLiteral = true; + if (node.kind === 8 /* NumericLiteral */) { + node.numericLiteralFlags = scanner.getNumericLiteralFlags(); } + nextToken(); + finishNode(node); return node; } // TYPES function parseTypeReference() { - var typeName = parseEntityName(/*allowReservedWords*/ false, ts.Diagnostics.Type_expected); - var node = createNode(157 /* TypeReference */, typeName.pos); - node.typeName = typeName; - if (!scanner.hasPrecedingLineBreak() && token() === 26 /* LessThanToken */) { - node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 26 /* LessThanToken */, 28 /* GreaterThanToken */); + var node = createNode(159 /* TypeReference */); + node.typeName = parseEntityName(/*allowReservedWords*/ true, ts.Diagnostics.Type_expected); + if (!scanner.hasPrecedingLineBreak() && token() === 27 /* LessThanToken */) { + node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 27 /* LessThanToken */, 29 /* GreaterThanToken */); } return finishNode(node); } function parseThisTypePredicate(lhs) { nextToken(); - var node = createNode(156 /* TypePredicate */, lhs.pos); + var node = createNode(158 /* TypePredicate */, lhs.pos); node.parameterName = lhs; node.type = parseType(); return finishNode(node); } function parseThisTypeNode() { - var node = createNode(167 /* ThisType */); + var node = createNode(169 /* ThisType */); nextToken(); return finishNode(node); } + function parseJSDocAllType() { + var result = createNode(268 /* JSDocAllType */); + nextToken(); + return finishNode(result); + } + function parseJSDocUnknownOrNullableType() { + var pos = scanner.getStartPos(); + // skip the ? + nextToken(); + // Need to lookahead to decide if this is a nullable or unknown type. + // Here are cases where we'll pick the unknown type: + // + // Foo(?, + // { a: ? } + // Foo(?) + // Foo + // Foo(?= + // (?| + if (token() === 26 /* CommaToken */ || + token() === 18 /* CloseBraceToken */ || + token() === 20 /* CloseParenToken */ || + token() === 29 /* GreaterThanToken */ || + token() === 58 /* EqualsToken */ || + token() === 49 /* BarToken */) { + var result = createNode(269 /* JSDocUnknownType */, pos); + return finishNode(result); + } + else { + var result = createNode(270 /* JSDocNullableType */, pos); + result.type = parseType(); + return finishNode(result); + } + } + function parseJSDocFunctionType() { + if (lookAhead(nextTokenIsOpenParen)) { + var result = createNode(273 /* JSDocFunctionType */); + nextToken(); + fillSignature(56 /* ColonToken */, 4 /* Type */ | 32 /* JSDoc */, result); + return addJSDocComment(finishNode(result)); + } + var node = createNode(159 /* TypeReference */); + node.typeName = parseIdentifierName(); + return finishNode(node); + } + function parseJSDocParameter() { + var parameter = createNode(146 /* Parameter */); + if (token() === 99 /* ThisKeyword */ || token() === 94 /* NewKeyword */) { + parameter.name = parseIdentifierName(); + parseExpected(56 /* ColonToken */); + } + parameter.type = parseType(); + return finishNode(parameter); + } + function parseJSDocNodeWithType(kind) { + var result = createNode(kind); + nextToken(); + result.type = parseNonArrayType(); + return finishNode(result); + } function parseTypeQuery() { - var node = createNode(160 /* TypeQuery */); - parseExpected(102 /* TypeOfKeyword */); + var node = createNode(162 /* TypeQuery */); + parseExpected(103 /* TypeOfKeyword */); node.exprName = parseEntityName(/*allowReservedWords*/ true); return finishNode(node); } function parseTypeParameter() { - var node = createNode(143 /* TypeParameter */); + var node = createNode(145 /* TypeParameter */); node.name = parseIdentifier(); - if (parseOptional(84 /* ExtendsKeyword */)) { + if (parseOptional(85 /* ExtendsKeyword */)) { // It's not uncommon for people to write improper constraints to a generic. If the // user writes a constraint that is an expression and not an actual type, then parse // it out as an expression (so we can recover well), but report that a type is needed @@ -15681,32 +14547,39 @@ var ts; node.expression = parseUnaryExpressionOrHigher(); } } + if (parseOptional(58 /* EqualsToken */)) { + node.default = parseType(); + } return finishNode(node); } function parseTypeParameters() { - if (token() === 26 /* LessThanToken */) { - return parseBracketedList(18 /* TypeParameters */, parseTypeParameter, 26 /* LessThanToken */, 28 /* GreaterThanToken */); + if (token() === 27 /* LessThanToken */) { + return parseBracketedList(18 /* TypeParameters */, parseTypeParameter, 27 /* LessThanToken */, 29 /* GreaterThanToken */); } } function parseParameterType() { - if (parseOptional(55 /* ColonToken */)) { + if (parseOptional(56 /* ColonToken */)) { return parseType(); } return undefined; } function isStartOfParameter() { - return token() === 23 /* DotDotDotToken */ || isIdentifierOrPattern() || ts.isModifierKind(token()) || token() === 56 /* AtToken */ || token() === 98 /* ThisKeyword */; - } - function parseParameter() { - var node = createNode(144 /* Parameter */); - if (token() === 98 /* ThisKeyword */) { - node.name = createIdentifier(/*isIdentifier*/ true, undefined); + return token() === 24 /* DotDotDotToken */ || + isIdentifierOrPattern() || + ts.isModifierKind(token()) || + token() === 57 /* AtToken */ || + isStartOfType(/*inStartOfParameter*/ true); + } + function parseParameter(requireEqualsToken) { + var node = createNode(146 /* Parameter */); + if (token() === 99 /* ThisKeyword */) { + node.name = createIdentifier(/*isIdentifier*/ true); node.type = parseParameterType(); return finishNode(node); } node.decorators = parseDecorators(); node.modifiers = parseModifiers(); - node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); // FormalParameter [Yield,Await]: // BindingElement[?Yield,?Await] node.name = parseIdentifierOrPattern(); @@ -15721,38 +14594,38 @@ var ts; // to avoid this we'll advance cursor to the next token. nextToken(); } - node.questionToken = parseOptionalToken(54 /* QuestionToken */); + node.questionToken = parseOptionalToken(55 /* QuestionToken */); node.type = parseParameterType(); - node.initializer = parseBindingElementInitializer(/*inParameter*/ true); - // Do not check for initializers in an ambient context for parameters. This is not - // a grammar error because the grammar allows arbitrary call signatures in - // an ambient context. - // It is actually not necessary for this to be an error at all. The reason is that - // function/constructor implementations are syntactically disallowed in ambient - // contexts. In addition, parameter initializers are semantically disallowed in - // overload signatures. So parameter initializers are transitively disallowed in - // ambient contexts. + node.initializer = parseInitializer(/*inParameter*/ true, requireEqualsToken); return addJSDocComment(finishNode(node)); } - function parseBindingElementInitializer(inParameter) { - return inParameter ? parseParameterInitializer() : parseNonParameterInitializer(); + function fillSignature(returnToken, flags, signature) { + if (!(flags & 32 /* JSDoc */)) { + signature.typeParameters = parseTypeParameters(); + } + signature.parameters = parseParameterList(flags); + signature.type = parseReturnType(returnToken, !!(flags & 4 /* Type */)); } - function parseParameterInitializer() { - return parseInitializer(/*inParameter*/ true); + function parseReturnType(returnToken, isType) { + return shouldParseReturnType(returnToken, isType) ? parseTypeOrTypePredicate() : undefined; } - function fillSignature(returnToken, yieldContext, awaitContext, requireCompleteParameterList, signature) { - var returnTokenRequired = returnToken === 35 /* EqualsGreaterThanToken */; - signature.typeParameters = parseTypeParameters(); - signature.parameters = parseParameterList(yieldContext, awaitContext, requireCompleteParameterList); - if (returnTokenRequired) { + function shouldParseReturnType(returnToken, isType) { + if (returnToken === 36 /* EqualsGreaterThanToken */) { parseExpected(returnToken); - signature.type = parseTypeOrTypePredicate(); + return true; } - else if (parseOptional(returnToken)) { - signature.type = parseTypeOrTypePredicate(); + else if (parseOptional(56 /* ColonToken */)) { + return true; } + else if (isType && token() === 36 /* EqualsGreaterThanToken */) { + // This is easy to get backward, especially in type contexts, so parse the type anyway + parseErrorAtCurrentToken(ts.Diagnostics._0_expected, ts.tokenToString(56 /* ColonToken */)); + nextToken(); + return true; + } + return false; } - function parseParameterList(yieldContext, awaitContext, requireCompleteParameterList) { + function parseParameterList(flags) { // FormalParameters [Yield,Await]: (modified) // [empty] // FormalParameterList[?Yield,Await] @@ -15766,15 +14639,15 @@ var ts; // // SingleNameBinding [Yield,Await]: // BindingIdentifier[?Yield,?Await]Initializer [In, ?Yield,?Await] opt - if (parseExpected(18 /* OpenParenToken */)) { + if (parseExpected(19 /* OpenParenToken */)) { var savedYieldContext = inYieldContext(); var savedAwaitContext = inAwaitContext(); - setYieldContext(yieldContext); - setAwaitContext(awaitContext); - var result = parseDelimitedList(16 /* Parameters */, parseParameter); + setYieldContext(!!(flags & 1 /* Yield */)); + setAwaitContext(!!(flags & 2 /* Await */)); + var result = parseDelimitedList(16 /* Parameters */, flags & 32 /* JSDoc */ ? parseJSDocParameter : function () { return parseParameter(!!(flags & 8 /* RequireCompleteParameterList */)); }); setYieldContext(savedYieldContext); setAwaitContext(savedAwaitContext); - if (!parseExpected(19 /* CloseParenToken */) && requireCompleteParameterList) { + if (!parseExpected(20 /* CloseParenToken */) && (flags & 8 /* RequireCompleteParameterList */)) { // Caller insisted that we had to end with a ) We didn't. So just return // undefined here. return undefined; @@ -15784,12 +14657,12 @@ var ts; // We didn't even have an open paren. If the caller requires a complete parameter list, // we definitely can't provide that. However, if they're ok with an incomplete one, // then just return an empty set of parameters. - return requireCompleteParameterList ? undefined : createMissingList(); + return (flags & 8 /* RequireCompleteParameterList */) ? undefined : createMissingList(); } function parseTypeMemberSemicolon() { // We allow type members to be separated by commas or (possibly ASI) semicolons. // First check if it was a comma. If so, we're done with the member. - if (parseOptional(25 /* CommaToken */)) { + if (parseOptional(26 /* CommaToken */)) { return; } // Didn't have a comma. We must have a (possible ASI) semicolon. @@ -15797,15 +14670,15 @@ var ts; } function parseSignatureMember(kind) { var node = createNode(kind); - if (kind === 154 /* ConstructSignature */) { - parseExpected(93 /* NewKeyword */); + if (kind === 156 /* ConstructSignature */) { + parseExpected(94 /* NewKeyword */); } - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); + fillSignature(56 /* ColonToken */, 4 /* Type */, node); parseTypeMemberSemicolon(); return addJSDocComment(finishNode(node)); } function isIndexSignature() { - if (token() !== 20 /* OpenBracketToken */) { + if (token() !== 21 /* OpenBracketToken */) { return false; } return lookAhead(isUnambiguouslyIndexSignature); @@ -15828,7 +14701,7 @@ var ts; // [] // nextToken(); - if (token() === 23 /* DotDotDotToken */ || token() === 21 /* CloseBracketToken */) { + if (token() === 24 /* DotDotDotToken */ || token() === 22 /* CloseBracketToken */) { return true; } if (ts.isModifierKind(token())) { @@ -15847,49 +14720,49 @@ var ts; // A colon signifies a well formed indexer // A comma should be a badly formed indexer because comma expressions are not allowed // in computed properties. - if (token() === 55 /* ColonToken */ || token() === 25 /* CommaToken */) { + if (token() === 56 /* ColonToken */ || token() === 26 /* CommaToken */) { return true; } // Question mark could be an indexer with an optional property, // or it could be a conditional expression in a computed property. - if (token() !== 54 /* QuestionToken */) { + if (token() !== 55 /* QuestionToken */) { return false; } // If any of the following tokens are after the question mark, it cannot // be a conditional expression, so treat it as an indexer. nextToken(); - return token() === 55 /* ColonToken */ || token() === 25 /* CommaToken */ || token() === 21 /* CloseBracketToken */; + return token() === 56 /* ColonToken */ || token() === 26 /* CommaToken */ || token() === 22 /* CloseBracketToken */; } function parseIndexSignatureDeclaration(fullStart, decorators, modifiers) { - var node = createNode(155 /* IndexSignature */, fullStart); + var node = createNode(157 /* IndexSignature */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - node.parameters = parseBracketedList(16 /* Parameters */, parseParameter, 20 /* OpenBracketToken */, 21 /* CloseBracketToken */); + node.parameters = parseBracketedList(16 /* Parameters */, parseParameter, 21 /* OpenBracketToken */, 22 /* CloseBracketToken */); node.type = parseTypeAnnotation(); parseTypeMemberSemicolon(); - return finishNode(node); + return addJSDocComment(finishNode(node)); } function parsePropertyOrMethodSignature(fullStart, modifiers) { var name = parsePropertyName(); - var questionToken = parseOptionalToken(54 /* QuestionToken */); - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { - var method = createNode(148 /* MethodSignature */, fullStart); + var questionToken = parseOptionalToken(55 /* QuestionToken */); + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { + var method = createNode(150 /* MethodSignature */, fullStart); method.modifiers = modifiers; method.name = name; method.questionToken = questionToken; // Method signatures don't exist in expression contexts. So they have neither // [Yield] nor [Await] - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, method); + fillSignature(56 /* ColonToken */, 4 /* Type */, method); parseTypeMemberSemicolon(); return addJSDocComment(finishNode(method)); } else { - var property = createNode(146 /* PropertySignature */, fullStart); + var property = createNode(148 /* PropertySignature */, fullStart); property.modifiers = modifiers; property.name = name; property.questionToken = questionToken; property.type = parseTypeAnnotation(); - if (token() === 57 /* EqualsToken */) { + if (token() === 58 /* EqualsToken */) { // Although type literal properties cannot not have initializers, we attempt // to parse an initializer so we can report in the checker that an interface // property or type literal property cannot have an initializer. @@ -15900,43 +14773,43 @@ var ts; } } function isTypeMemberStart() { - var idToken; // Return true if we have the start of a signature member - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { return true; } + var idToken; // Eat up all modifiers, but hold on to the last one in case it is actually an identifier while (ts.isModifierKind(token())) { - idToken = token(); + idToken = true; nextToken(); } // Index signatures and computed property names are type members - if (token() === 20 /* OpenBracketToken */) { + if (token() === 21 /* OpenBracketToken */) { return true; } // Try to get the first property-like token following all modifiers if (isLiteralPropertyName()) { - idToken = token(); + idToken = true; nextToken(); } // If we were able to get any potential identifier, check that it is // the start of a member declaration if (idToken) { - return token() === 18 /* OpenParenToken */ || - token() === 26 /* LessThanToken */ || - token() === 54 /* QuestionToken */ || - token() === 55 /* ColonToken */ || - token() === 25 /* CommaToken */ || + return token() === 19 /* OpenParenToken */ || + token() === 27 /* LessThanToken */ || + token() === 55 /* QuestionToken */ || + token() === 56 /* ColonToken */ || + token() === 26 /* CommaToken */ || canParseSemicolon(); } return false; } function parseTypeMember() { - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { - return parseSignatureMember(153 /* CallSignature */); + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { + return parseSignatureMember(155 /* CallSignature */); } - if (token() === 93 /* NewKeyword */ && lookAhead(isStartOfConstructSignature)) { - return parseSignatureMember(154 /* ConstructSignature */); + if (token() === 94 /* NewKeyword */ && lookAhead(nextTokenIsOpenParenOrLessThan)) { + return parseSignatureMember(156 /* ConstructSignature */); } var fullStart = getNodePos(); var modifiers = parseModifiers(); @@ -15945,20 +14818,20 @@ var ts; } return parsePropertyOrMethodSignature(fullStart, modifiers); } - function isStartOfConstructSignature() { + function nextTokenIsOpenParenOrLessThan() { nextToken(); - return token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */; + return token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */; } function parseTypeLiteral() { - var node = createNode(161 /* TypeLiteral */); + var node = createNode(163 /* TypeLiteral */); node.members = parseObjectTypeMembers(); return finishNode(node); } function parseObjectTypeMembers() { var members; - if (parseExpected(16 /* OpenBraceToken */)) { + if (parseExpected(17 /* OpenBraceToken */)) { members = parseList(4 /* TypeMembers */, parseTypeMember); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { members = createMissingList(); @@ -15967,166 +14840,221 @@ var ts; } function isStartOfMappedType() { nextToken(); - if (token() === 130 /* ReadonlyKeyword */) { + if (token() === 131 /* ReadonlyKeyword */) { nextToken(); } - return token() === 20 /* OpenBracketToken */ && nextTokenIsIdentifier() && nextToken() === 91 /* InKeyword */; + return token() === 21 /* OpenBracketToken */ && nextTokenIsIdentifier() && nextToken() === 92 /* InKeyword */; } function parseMappedTypeParameter() { - var node = createNode(143 /* TypeParameter */); + var node = createNode(145 /* TypeParameter */); node.name = parseIdentifier(); - parseExpected(91 /* InKeyword */); + parseExpected(92 /* InKeyword */); node.constraint = parseType(); return finishNode(node); } function parseMappedType() { - var node = createNode(170 /* MappedType */); - parseExpected(16 /* OpenBraceToken */); - node.readonlyToken = parseOptionalToken(130 /* ReadonlyKeyword */); - parseExpected(20 /* OpenBracketToken */); + var node = createNode(172 /* MappedType */); + parseExpected(17 /* OpenBraceToken */); + node.readonlyToken = parseOptionalToken(131 /* ReadonlyKeyword */); + parseExpected(21 /* OpenBracketToken */); node.typeParameter = parseMappedTypeParameter(); - parseExpected(21 /* CloseBracketToken */); - node.questionToken = parseOptionalToken(54 /* QuestionToken */); + parseExpected(22 /* CloseBracketToken */); + node.questionToken = parseOptionalToken(55 /* QuestionToken */); node.type = parseTypeAnnotation(); parseSemicolon(); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseTupleType() { - var node = createNode(163 /* TupleType */); - node.elementTypes = parseBracketedList(20 /* TupleElementTypes */, parseType, 20 /* OpenBracketToken */, 21 /* CloseBracketToken */); + var node = createNode(165 /* TupleType */); + node.elementTypes = parseBracketedList(20 /* TupleElementTypes */, parseType, 21 /* OpenBracketToken */, 22 /* CloseBracketToken */); return finishNode(node); } function parseParenthesizedType() { - var node = createNode(166 /* ParenthesizedType */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(168 /* ParenthesizedType */); + parseExpected(19 /* OpenParenToken */); node.type = parseType(); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); return finishNode(node); } function parseFunctionOrConstructorType(kind) { var node = createNode(kind); - if (kind === 159 /* ConstructorType */) { - parseExpected(93 /* NewKeyword */); + if (kind === 161 /* ConstructorType */) { + parseExpected(94 /* NewKeyword */); } - fillSignature(35 /* EqualsGreaterThanToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); - return finishNode(node); + fillSignature(36 /* EqualsGreaterThanToken */, 4 /* Type */, node); + return addJSDocComment(finishNode(node)); } function parseKeywordAndNoDot() { var node = parseTokenNode(); - return token() === 22 /* DotToken */ ? undefined : node; - } - function parseLiteralTypeNode() { - var node = createNode(171 /* LiteralType */); - node.literal = parseSimpleUnaryExpression(); - finishNode(node); - return node; + return token() === 23 /* DotToken */ ? undefined : node; + } + function parseLiteralTypeNode(negative) { + var node = createNode(173 /* LiteralType */); + var unaryMinusExpression; + if (negative) { + unaryMinusExpression = createNode(192 /* PrefixUnaryExpression */); + unaryMinusExpression.operator = 38 /* MinusToken */; + nextToken(); + } + var expression = token() === 101 /* TrueKeyword */ || token() === 86 /* FalseKeyword */ + ? parseTokenNode() + : parseLiteralLikeNode(token()); + if (negative) { + unaryMinusExpression.operand = expression; + finishNode(unaryMinusExpression); + expression = unaryMinusExpression; + } + node.literal = expression; + return finishNode(node); } function nextTokenIsNumericLiteral() { return nextToken() === 8 /* NumericLiteral */; } function parseNonArrayType() { switch (token()) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 137 /* UndefinedKeyword */: - case 129 /* NeverKeyword */: + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 139 /* UndefinedKeyword */: + case 130 /* NeverKeyword */: + case 134 /* ObjectKeyword */: // If these are followed by a dot, then parse these out as a dotted type reference instead. - var node = tryParse(parseKeywordAndNoDot); - return node || parseTypeReference(); + return tryParse(parseKeywordAndNoDot) || parseTypeReference(); + case 39 /* AsteriskToken */: + return parseJSDocAllType(); + case 55 /* QuestionToken */: + return parseJSDocUnknownOrNullableType(); + case 89 /* FunctionKeyword */: + return parseJSDocFunctionType(); + case 24 /* DotDotDotToken */: + return parseJSDocNodeWithType(274 /* JSDocVariadicType */); + case 51 /* ExclamationToken */: + return parseJSDocNodeWithType(271 /* JSDocNonNullableType */); + case 13 /* NoSubstitutionTemplateLiteral */: case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: return parseLiteralTypeNode(); - case 37 /* MinusToken */: - return lookAhead(nextTokenIsNumericLiteral) ? parseLiteralTypeNode() : parseTypeReference(); - case 104 /* VoidKeyword */: - case 94 /* NullKeyword */: + case 38 /* MinusToken */: + return lookAhead(nextTokenIsNumericLiteral) ? parseLiteralTypeNode(/*negative*/ true) : parseTypeReference(); + case 105 /* VoidKeyword */: + case 95 /* NullKeyword */: return parseTokenNode(); - case 98 /* ThisKeyword */: { + case 99 /* ThisKeyword */: { var thisKeyword = parseThisTypeNode(); - if (token() === 125 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { + if (token() === 126 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { return parseThisTypePredicate(thisKeyword); } else { return thisKeyword; } } - case 102 /* TypeOfKeyword */: + case 103 /* TypeOfKeyword */: return parseTypeQuery(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return lookAhead(isStartOfMappedType) ? parseMappedType() : parseTypeLiteral(); - case 20 /* OpenBracketToken */: + case 21 /* OpenBracketToken */: return parseTupleType(); - case 18 /* OpenParenToken */: + case 19 /* OpenParenToken */: return parseParenthesizedType(); default: return parseTypeReference(); } } - function isStartOfType() { + function isStartOfType(inStartOfParameter) { switch (token()) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 98 /* ThisKeyword */: - case 102 /* TypeOfKeyword */: - case 129 /* NeverKeyword */: - case 16 /* OpenBraceToken */: - case 20 /* OpenBracketToken */: - case 26 /* LessThanToken */: - case 48 /* BarToken */: - case 47 /* AmpersandToken */: - case 93 /* NewKeyword */: + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 99 /* ThisKeyword */: + case 103 /* TypeOfKeyword */: + case 130 /* NeverKeyword */: + case 17 /* OpenBraceToken */: + case 21 /* OpenBracketToken */: + case 27 /* LessThanToken */: + case 49 /* BarToken */: + case 48 /* AmpersandToken */: + case 94 /* NewKeyword */: case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: + case 134 /* ObjectKeyword */: + case 39 /* AsteriskToken */: + case 55 /* QuestionToken */: + case 51 /* ExclamationToken */: + case 24 /* DotDotDotToken */: return true; - case 37 /* MinusToken */: - return lookAhead(nextTokenIsNumericLiteral); - case 18 /* OpenParenToken */: + case 38 /* MinusToken */: + return !inStartOfParameter && lookAhead(nextTokenIsNumericLiteral); + case 19 /* OpenParenToken */: // Only consider '(' the start of a type if followed by ')', '...', an identifier, a modifier, // or something that starts a type. We don't want to consider things like '(1)' a type. - return lookAhead(isStartOfParenthesizedOrFunctionType); + return !inStartOfParameter && lookAhead(isStartOfParenthesizedOrFunctionType); default: return isIdentifier(); } } function isStartOfParenthesizedOrFunctionType() { nextToken(); - return token() === 19 /* CloseParenToken */ || isStartOfParameter() || isStartOfType(); + return token() === 20 /* CloseParenToken */ || isStartOfParameter() || isStartOfType(); } - function parseArrayTypeOrHigher() { + function parsePostfixTypeOrHigher() { var type = parseNonArrayType(); - while (!scanner.hasPrecedingLineBreak() && parseOptional(20 /* OpenBracketToken */)) { - if (isStartOfType()) { - var node = createNode(169 /* IndexedAccessType */, type.pos); - node.objectType = type; - node.indexType = parseType(); - parseExpected(21 /* CloseBracketToken */); - type = finishNode(node); - } - else { - var node = createNode(162 /* ArrayType */, type.pos); - node.elementType = type; - parseExpected(21 /* CloseBracketToken */); - type = finishNode(node); + while (!scanner.hasPrecedingLineBreak()) { + switch (token()) { + case 58 /* EqualsToken */: + // only parse postfix = inside jsdoc, because it's ambiguous elsewhere + if (!(contextFlags & 1048576 /* JSDoc */)) { + return type; + } + type = createJSDocPostfixType(272 /* JSDocOptionalType */, type); + break; + case 51 /* ExclamationToken */: + type = createJSDocPostfixType(271 /* JSDocNonNullableType */, type); + break; + case 55 /* QuestionToken */: + type = createJSDocPostfixType(270 /* JSDocNullableType */, type); + break; + case 21 /* OpenBracketToken */: + parseExpected(21 /* OpenBracketToken */); + if (isStartOfType()) { + var node = createNode(171 /* IndexedAccessType */, type.pos); + node.objectType = type; + node.indexType = parseType(); + parseExpected(22 /* CloseBracketToken */); + type = finishNode(node); + } + else { + var node = createNode(164 /* ArrayType */, type.pos); + node.elementType = type; + parseExpected(22 /* CloseBracketToken */); + type = finishNode(node); + } + break; + default: + return type; } } return type; } + function createJSDocPostfixType(kind, type) { + nextToken(); + var postfix = createNode(kind, type.pos); + postfix.type = type; + return finishNode(postfix); + } function parseTypeOperator(operator) { - var node = createNode(168 /* TypeOperator */); + var node = createNode(170 /* TypeOperator */); parseExpected(operator); node.operator = operator; node.type = parseTypeOperatorOrHigher(); @@ -16134,48 +15062,47 @@ var ts; } function parseTypeOperatorOrHigher() { switch (token()) { - case 126 /* KeyOfKeyword */: - return parseTypeOperator(126 /* KeyOfKeyword */); + case 127 /* KeyOfKeyword */: + return parseTypeOperator(127 /* KeyOfKeyword */); } - return parseArrayTypeOrHigher(); + return parsePostfixTypeOrHigher(); } function parseUnionOrIntersectionType(kind, parseConstituentType, operator) { parseOptional(operator); var type = parseConstituentType(); if (token() === operator) { - var types = createNodeArray([type], type.pos); + var types = [type]; while (parseOptional(operator)) { types.push(parseConstituentType()); } - types.end = getNodeEnd(); var node = createNode(kind, type.pos); - node.types = types; + node.types = createNodeArray(types, type.pos); type = finishNode(node); } return type; } function parseIntersectionTypeOrHigher() { - return parseUnionOrIntersectionType(165 /* IntersectionType */, parseTypeOperatorOrHigher, 47 /* AmpersandToken */); + return parseUnionOrIntersectionType(167 /* IntersectionType */, parseTypeOperatorOrHigher, 48 /* AmpersandToken */); } function parseUnionTypeOrHigher() { - return parseUnionOrIntersectionType(164 /* UnionType */, parseIntersectionTypeOrHigher, 48 /* BarToken */); + return parseUnionOrIntersectionType(166 /* UnionType */, parseIntersectionTypeOrHigher, 49 /* BarToken */); } function isStartOfFunctionType() { - if (token() === 26 /* LessThanToken */) { + if (token() === 27 /* LessThanToken */) { return true; } - return token() === 18 /* OpenParenToken */ && lookAhead(isUnambiguouslyStartOfFunctionType); + return token() === 19 /* OpenParenToken */ && lookAhead(isUnambiguouslyStartOfFunctionType); } function skipParameterStart() { if (ts.isModifierKind(token())) { // Skip modifiers parseModifiers(); } - if (isIdentifier() || token() === 98 /* ThisKeyword */) { + if (isIdentifier() || token() === 99 /* ThisKeyword */) { nextToken(); return true; } - if (token() === 20 /* OpenBracketToken */ || token() === 16 /* OpenBraceToken */) { + if (token() === 21 /* OpenBracketToken */ || token() === 17 /* OpenBraceToken */) { // Return true if we can parse an array or object binding pattern with no errors var previousErrorCount = parseDiagnostics.length; parseIdentifierOrPattern(); @@ -16185,7 +15112,7 @@ var ts; } function isUnambiguouslyStartOfFunctionType() { nextToken(); - if (token() === 19 /* CloseParenToken */ || token() === 23 /* DotDotDotToken */) { + if (token() === 20 /* CloseParenToken */ || token() === 24 /* DotDotDotToken */) { // ( ) // ( ... return true; @@ -16193,17 +15120,17 @@ var ts; if (skipParameterStart()) { // We successfully skipped modifiers (if any) and an identifier or binding pattern, // now see if we have something that indicates a parameter declaration - if (token() === 55 /* ColonToken */ || token() === 25 /* CommaToken */ || - token() === 54 /* QuestionToken */ || token() === 57 /* EqualsToken */) { + if (token() === 56 /* ColonToken */ || token() === 26 /* CommaToken */ || + token() === 55 /* QuestionToken */ || token() === 58 /* EqualsToken */) { // ( xxx : // ( xxx , // ( xxx ? // ( xxx = return true; } - if (token() === 19 /* CloseParenToken */) { + if (token() === 20 /* CloseParenToken */) { nextToken(); - if (token() === 35 /* EqualsGreaterThanToken */) { + if (token() === 36 /* EqualsGreaterThanToken */) { // ( xxx ) => return true; } @@ -16215,7 +15142,7 @@ var ts; var typePredicateVariable = isIdentifier() && tryParse(parseTypePredicatePrefix); var type = parseType(); if (typePredicateVariable) { - var node = createNode(156 /* TypePredicate */, typePredicateVariable.pos); + var node = createNode(158 /* TypePredicate */, typePredicateVariable.pos); node.parameterName = typePredicateVariable; node.type = type; return finishNode(node); @@ -16226,7 +15153,7 @@ var ts; } function parseTypePredicatePrefix() { var id = parseIdentifier(); - if (token() === 125 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { + if (token() === 126 /* IsKeyword */ && !scanner.hasPrecedingLineBreak()) { nextToken(); return id; } @@ -16238,38 +15165,40 @@ var ts; } function parseTypeWorker() { if (isStartOfFunctionType()) { - return parseFunctionOrConstructorType(158 /* FunctionType */); + return parseFunctionOrConstructorType(160 /* FunctionType */); } - if (token() === 93 /* NewKeyword */) { - return parseFunctionOrConstructorType(159 /* ConstructorType */); + if (token() === 94 /* NewKeyword */) { + return parseFunctionOrConstructorType(161 /* ConstructorType */); } return parseUnionTypeOrHigher(); } function parseTypeAnnotation() { - return parseOptional(55 /* ColonToken */) ? parseType() : undefined; + return parseOptional(56 /* ColonToken */) ? parseType() : undefined; } // EXPRESSIONS function isStartOfLeftHandSideExpression() { switch (token()) { - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: - case 13 /* TemplateHead */: - case 18 /* OpenParenToken */: - case 20 /* OpenBracketToken */: - case 16 /* OpenBraceToken */: - case 88 /* FunctionKeyword */: - case 74 /* ClassKeyword */: - case 93 /* NewKeyword */: - case 40 /* SlashToken */: - case 62 /* SlashEqualsToken */: - case 70 /* Identifier */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 14 /* TemplateHead */: + case 19 /* OpenParenToken */: + case 21 /* OpenBracketToken */: + case 17 /* OpenBraceToken */: + case 89 /* FunctionKeyword */: + case 75 /* ClassKeyword */: + case 94 /* NewKeyword */: + case 41 /* SlashToken */: + case 63 /* SlashEqualsToken */: + case 71 /* Identifier */: return true; + case 91 /* ImportKeyword */: + return lookAhead(nextTokenIsOpenParenOrLessThan); default: return isIdentifier(); } @@ -16279,18 +15208,18 @@ var ts; return true; } switch (token()) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: - case 50 /* ExclamationToken */: - case 79 /* DeleteKeyword */: - case 102 /* TypeOfKeyword */: - case 104 /* VoidKeyword */: - case 42 /* PlusPlusToken */: - case 43 /* MinusMinusToken */: - case 26 /* LessThanToken */: - case 120 /* AwaitKeyword */: - case 115 /* YieldKeyword */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + case 51 /* ExclamationToken */: + case 80 /* DeleteKeyword */: + case 103 /* TypeOfKeyword */: + case 105 /* VoidKeyword */: + case 43 /* PlusPlusToken */: + case 44 /* MinusMinusToken */: + case 27 /* LessThanToken */: + case 121 /* AwaitKeyword */: + case 116 /* YieldKeyword */: // Yield/await always starts an expression. Either it is an identifier (in which case // it is definitely an expression). Or it's a keyword (either because we're in // a generator or async function, or in strict mode (or both)) and it started a yield or await expression. @@ -16308,10 +15237,10 @@ var ts; } function isStartOfExpressionStatement() { // As per the grammar, none of '{' or 'function' or 'class' can start an expression statement. - return token() !== 16 /* OpenBraceToken */ && - token() !== 88 /* FunctionKeyword */ && - token() !== 74 /* ClassKeyword */ && - token() !== 56 /* AtToken */ && + return token() !== 17 /* OpenBraceToken */ && + token() !== 89 /* FunctionKeyword */ && + token() !== 75 /* ClassKeyword */ && + token() !== 57 /* AtToken */ && isStartOfExpression(); } function parseExpression() { @@ -16325,7 +15254,7 @@ var ts; } var expr = parseAssignmentExpressionOrHigher(); var operatorToken; - while ((operatorToken = parseOptionalToken(25 /* CommaToken */))) { + while ((operatorToken = parseOptionalToken(26 /* CommaToken */))) { expr = makeBinaryExpression(expr, operatorToken, parseAssignmentExpressionOrHigher()); } if (saveDecoratorContext) { @@ -16333,8 +15262,8 @@ var ts; } return expr; } - function parseInitializer(inParameter) { - if (token() !== 57 /* EqualsToken */) { + function parseInitializer(inParameter, requireEqualsToken) { + if (token() !== 58 /* EqualsToken */) { // It's not uncommon during typing for the user to miss writing the '=' token. Check if // there is no newline after the last token and if we're on an expression. If so, parse // this as an equals-value clause with a missing equals. @@ -16343,15 +15272,22 @@ var ts; // it's more likely that a { would be a allowed (as an object literal). While this // is also allowed for parameters, the risk is that we consume the { as an object // literal when it really will be for the block following the parameter. - if (scanner.hasPrecedingLineBreak() || (inParameter && token() === 16 /* OpenBraceToken */) || !isStartOfExpression()) { + if (scanner.hasPrecedingLineBreak() || (inParameter && token() === 17 /* OpenBraceToken */) || !isStartOfExpression()) { // preceding line break, open brace in a parameter (likely a function body) or current token is not an expression - // do not try to parse initializer return undefined; } + if (inParameter && requireEqualsToken) { + // = is required when speculatively parsing arrow function parameters, + // so return a fake initializer as a signal that the equals token was missing + var result = createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics._0_expected, "="); + result.escapedText = "= not found"; + return result; + } } // Initializer[In, Yield] : // = AssignmentExpression[?In, ?Yield] - parseExpected(57 /* EqualsToken */); + parseExpected(58 /* EqualsToken */); return parseAssignmentExpressionOrHigher(); } function parseAssignmentExpressionOrHigher() { @@ -16397,7 +15333,7 @@ var ts; // To avoid a look-ahead, we did not handle the case of an arrow function with a single un-parenthesized // parameter ('x => ...') above. We handle it here by checking if the parsed expression was a single // identifier and the current token is an arrow. - if (expr.kind === 70 /* Identifier */ && token() === 35 /* EqualsGreaterThanToken */) { + if (expr.kind === 71 /* Identifier */ && token() === 36 /* EqualsGreaterThanToken */) { return parseSimpleArrowFunctionExpression(expr); } // Now see if we might be in cases '2' or '3'. @@ -16413,7 +15349,7 @@ var ts; return parseConditionalExpressionRest(expr); } function isYieldExpression() { - if (token() === 115 /* YieldKeyword */) { + if (token() === 116 /* YieldKeyword */) { // If we have a 'yield' keyword, and this is a context where yield expressions are // allowed, then definitely parse out a yield expression. if (inYieldContext()) { @@ -16433,7 +15369,7 @@ var ts; // for now we just check if the next token is an identifier. More heuristics // can be added here later as necessary. We just need to make sure that we // don't accidentally consume something legal. - return lookAhead(nextTokenIsIdentifierOrKeywordOrNumberOnSameLine); + return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine); } return false; } @@ -16442,15 +15378,15 @@ var ts; return !scanner.hasPrecedingLineBreak() && isIdentifier(); } function parseYieldExpression() { - var node = createNode(195 /* YieldExpression */); + var node = createNode(197 /* YieldExpression */); // YieldExpression[In] : // yield // yield [no LineTerminator here] [Lexical goal InputElementRegExp]AssignmentExpression[?In, Yield] // yield [no LineTerminator here] * [Lexical goal InputElementRegExp]AssignmentExpression[?In, Yield] nextToken(); if (!scanner.hasPrecedingLineBreak() && - (token() === 38 /* AsteriskToken */ || isStartOfExpression())) { - node.asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + (token() === 39 /* AsteriskToken */ || isStartOfExpression())) { + node.asteriskToken = parseOptionalToken(39 /* AsteriskToken */); node.expression = parseAssignmentExpressionOrHigher(); return finishNode(node); } @@ -16461,21 +15397,20 @@ var ts; } } function parseSimpleArrowFunctionExpression(identifier, asyncModifier) { - ts.Debug.assert(token() === 35 /* EqualsGreaterThanToken */, "parseSimpleArrowFunctionExpression should only have been called if we had a =>"); + ts.Debug.assert(token() === 36 /* EqualsGreaterThanToken */, "parseSimpleArrowFunctionExpression should only have been called if we had a =>"); var node; if (asyncModifier) { - node = createNode(185 /* ArrowFunction */, asyncModifier.pos); + node = createNode(187 /* ArrowFunction */, asyncModifier.pos); node.modifiers = asyncModifier; } else { - node = createNode(185 /* ArrowFunction */, identifier.pos); + node = createNode(187 /* ArrowFunction */, identifier.pos); } - var parameter = createNode(144 /* Parameter */, identifier.pos); + var parameter = createNode(146 /* Parameter */, identifier.pos); parameter.name = identifier; finishNode(parameter); - node.parameters = createNodeArray([parameter], parameter.pos); - node.parameters.end = parameter.end; - node.equalsGreaterThanToken = parseExpectedToken(35 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); + node.parameters = createNodeArray([parameter], parameter.pos, parameter.end); + node.equalsGreaterThanToken = parseExpectedToken(36 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); node.body = parseArrowFunctionExpressionBody(/*isAsync*/ !!asyncModifier); return addJSDocComment(finishNode(node)); } @@ -16496,12 +15431,12 @@ var ts; // Didn't appear to actually be a parenthesized arrow function. Just bail out. return undefined; } - var isAsync = !!(ts.getModifierFlags(arrowFunction) & 256 /* Async */); + var isAsync = ts.hasModifier(arrowFunction, 256 /* Async */); // If we have an arrow, then try to parse the body. Even if not, try to parse if we // have an opening brace, just in case we're in an error state. var lastToken = token(); - arrowFunction.equalsGreaterThanToken = parseExpectedToken(35 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); - arrowFunction.body = (lastToken === 35 /* EqualsGreaterThanToken */ || lastToken === 16 /* OpenBraceToken */) + arrowFunction.equalsGreaterThanToken = parseExpectedToken(36 /* EqualsGreaterThanToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, "=>"); + arrowFunction.body = (lastToken === 36 /* EqualsGreaterThanToken */ || lastToken === 17 /* OpenBraceToken */) ? parseArrowFunctionExpressionBody(isAsync) : parseIdentifier(); return addJSDocComment(finishNode(arrowFunction)); @@ -16511,10 +15446,10 @@ var ts; // Unknown -> There *might* be a parenthesized arrow function here. // Speculatively look ahead to be sure, and rollback if not. function isParenthesizedArrowFunctionExpression() { - if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */ || token() === 119 /* AsyncKeyword */) { + if (token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */ || token() === 120 /* AsyncKeyword */) { return lookAhead(isParenthesizedArrowFunctionExpressionWorker); } - if (token() === 35 /* EqualsGreaterThanToken */) { + if (token() === 36 /* EqualsGreaterThanToken */) { // ERROR RECOVERY TWEAK: // If we see a standalone => try to parse it as an arrow function expression as that's // likely what the user intended to write. @@ -16524,28 +15459,28 @@ var ts; return 0 /* False */; } function isParenthesizedArrowFunctionExpressionWorker() { - if (token() === 119 /* AsyncKeyword */) { + if (token() === 120 /* AsyncKeyword */) { nextToken(); if (scanner.hasPrecedingLineBreak()) { return 0 /* False */; } - if (token() !== 18 /* OpenParenToken */ && token() !== 26 /* LessThanToken */) { + if (token() !== 19 /* OpenParenToken */ && token() !== 27 /* LessThanToken */) { return 0 /* False */; } } var first = token(); var second = nextToken(); - if (first === 18 /* OpenParenToken */) { - if (second === 19 /* CloseParenToken */) { + if (first === 19 /* OpenParenToken */) { + if (second === 20 /* CloseParenToken */) { // Simple cases: "() =>", "(): ", and "() {". // This is an arrow function with no parameters. // The last one is not actually an arrow function, // but this is probably what the user intended. var third = nextToken(); switch (third) { - case 35 /* EqualsGreaterThanToken */: - case 55 /* ColonToken */: - case 16 /* OpenBraceToken */: + case 36 /* EqualsGreaterThanToken */: + case 56 /* ColonToken */: + case 17 /* OpenBraceToken */: return 1 /* True */; default: return 0 /* False */; @@ -16557,12 +15492,12 @@ var ts; // ({ x }) => { } // ([ x ]) // ({ x }) - if (second === 20 /* OpenBracketToken */ || second === 16 /* OpenBraceToken */) { + if (second === 21 /* OpenBracketToken */ || second === 17 /* OpenBraceToken */) { return 2 /* Unknown */; } // Simple case: "(..." // This is an arrow function with a rest parameter. - if (second === 23 /* DotDotDotToken */) { + if (second === 24 /* DotDotDotToken */) { return 1 /* True */; } // If we had "(" followed by something that's not an identifier, @@ -16575,7 +15510,7 @@ var ts; } // If we have something like "(a:", then we must have a // type-annotated parameter in an arrow function expression. - if (nextToken() === 55 /* ColonToken */) { + if (nextToken() === 56 /* ColonToken */) { return 1 /* True */; } // This *could* be a parenthesized arrow function. @@ -16583,7 +15518,7 @@ var ts; return 2 /* Unknown */; } else { - ts.Debug.assert(first === 26 /* LessThanToken */); + ts.Debug.assert(first === 27 /* LessThanToken */); // If we have "<" not followed by an identifier, // then this definitely is not an arrow function. if (!isIdentifier()) { @@ -16593,17 +15528,17 @@ var ts; if (sourceFile.languageVariant === 1 /* JSX */) { var isArrowFunctionInJsx = lookAhead(function () { var third = nextToken(); - if (third === 84 /* ExtendsKeyword */) { + if (third === 85 /* ExtendsKeyword */) { var fourth = nextToken(); switch (fourth) { - case 57 /* EqualsToken */: - case 28 /* GreaterThanToken */: + case 58 /* EqualsToken */: + case 29 /* GreaterThanToken */: return false; default: return true; } } - else if (third === 25 /* CommaToken */) { + else if (third === 26 /* CommaToken */) { return true; } return false; @@ -16622,9 +15557,8 @@ var ts; } function tryParseAsyncSimpleArrowFunctionExpression() { // We do a check here so that we won't be doing unnecessarily call to "lookAhead" - if (token() === 119 /* AsyncKeyword */) { - var isUnParenthesizedAsyncArrowFunction = lookAhead(isUnParenthesizedAsyncArrowFunctionWorker); - if (isUnParenthesizedAsyncArrowFunction === 1 /* True */) { + if (token() === 120 /* AsyncKeyword */) { + if (lookAhead(isUnParenthesizedAsyncArrowFunctionWorker) === 1 /* True */) { var asyncModifier = parseModifiersForArrowFunction(); var expr = parseBinaryExpressionOrHigher(/*precedence*/ 0); return parseSimpleArrowFunctionExpression(expr, asyncModifier); @@ -16636,25 +15570,25 @@ var ts; // AsyncArrowFunctionExpression: // 1) async[no LineTerminator here]AsyncArrowBindingIdentifier[?Yield][no LineTerminator here]=>AsyncConciseBody[?In] // 2) CoverCallExpressionAndAsyncArrowHead[?Yield, ?Await][no LineTerminator here]=>AsyncConciseBody[?In] - if (token() === 119 /* AsyncKeyword */) { + if (token() === 120 /* AsyncKeyword */) { nextToken(); // If the "async" is followed by "=>" token then it is not a begining of an async arrow-function // but instead a simple arrow-function which will be parsed inside "parseAssignmentExpressionOrHigher" - if (scanner.hasPrecedingLineBreak() || token() === 35 /* EqualsGreaterThanToken */) { + if (scanner.hasPrecedingLineBreak() || token() === 36 /* EqualsGreaterThanToken */) { return 0 /* False */; } // Check for un-parenthesized AsyncArrowFunction var expr = parseBinaryExpressionOrHigher(/*precedence*/ 0); - if (!scanner.hasPrecedingLineBreak() && expr.kind === 70 /* Identifier */ && token() === 35 /* EqualsGreaterThanToken */) { + if (!scanner.hasPrecedingLineBreak() && expr.kind === 71 /* Identifier */ && token() === 36 /* EqualsGreaterThanToken */) { return 1 /* True */; } } return 0 /* False */; } function parseParenthesizedArrowFunctionExpressionHead(allowAmbiguity) { - var node = createNode(185 /* ArrowFunction */); + var node = createNode(187 /* ArrowFunction */); node.modifiers = parseModifiersForArrowFunction(); - var isAsync = !!(ts.getModifierFlags(node) & 256 /* Async */); + var isAsync = ts.hasModifier(node, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; // Arrow functions are never generators. // // If we're speculatively parsing a signature for a parenthesized arrow function, then @@ -16662,7 +15596,7 @@ var ts; // a => (b => c) // And think that "(b =>" was actually a parenthesized arrow function with a missing // close paren. - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ !allowAmbiguity, node); + fillSignature(56 /* ColonToken */, isAsync | (allowAmbiguity ? 0 /* None */ : 8 /* RequireCompleteParameterList */), node); // If we couldn't get parameters, we definitely could not parse out an arrow function. if (!node.parameters) { return undefined; @@ -16675,19 +15609,20 @@ var ts; // - "a ? (b): c" will have "(b):" parsed as a signature with a return type annotation. // // So we need just a bit of lookahead to ensure that it can only be a signature. - if (!allowAmbiguity && token() !== 35 /* EqualsGreaterThanToken */ && token() !== 16 /* OpenBraceToken */) { + if (!allowAmbiguity && ((token() !== 36 /* EqualsGreaterThanToken */ && token() !== 17 /* OpenBraceToken */) || + ts.find(node.parameters, function (p) { return p.initializer && ts.isIdentifier(p.initializer) && p.initializer.escapedText === "= not found"; }))) { // Returning undefined here will cause our caller to rewind to where we started from. return undefined; } return node; } function parseArrowFunctionExpressionBody(isAsync) { - if (token() === 16 /* OpenBraceToken */) { - return parseFunctionBlock(/*allowYield*/ false, /*allowAwait*/ isAsync, /*ignoreMissingOpenBrace*/ false); + if (token() === 17 /* OpenBraceToken */) { + return parseFunctionBlock(isAsync ? 2 /* Await */ : 0 /* None */); } - if (token() !== 24 /* SemicolonToken */ && - token() !== 88 /* FunctionKeyword */ && - token() !== 74 /* ClassKeyword */ && + if (token() !== 25 /* SemicolonToken */ && + token() !== 89 /* FunctionKeyword */ && + token() !== 75 /* ClassKeyword */ && isStartOfStatement() && !isStartOfExpressionStatement()) { // Check if we got a plain statement (i.e. no expression-statements, no function/class expressions/declarations) @@ -16703,8 +15638,8 @@ var ts; // try to recover better. If we don't do this, then the next close curly we see may end // up preemptively closing the containing construct. // - // Note: even when 'ignoreMissingOpenBrace' is passed as true, parseBody will still error. - return parseFunctionBlock(/*allowYield*/ false, /*allowAwait*/ isAsync, /*ignoreMissingOpenBrace*/ true); + // Note: even when 'IgnoreMissingOpenBrace' is passed, parseBody will still error. + return parseFunctionBlock(16 /* IgnoreMissingOpenBrace */ | (isAsync ? 2 /* Await */ : 0 /* None */)); } return isAsync ? doInAwaitContext(parseAssignmentExpressionOrHigher) @@ -16712,17 +15647,17 @@ var ts; } function parseConditionalExpressionRest(leftOperand) { // Note: we are passed in an expression which was produced from parseBinaryExpressionOrHigher. - var questionToken = parseOptionalToken(54 /* QuestionToken */); + var questionToken = parseOptionalToken(55 /* QuestionToken */); if (!questionToken) { return leftOperand; } // Note: we explicitly 'allowIn' in the whenTrue part of the condition expression, and // we do not that for the 'whenFalse' part. - var node = createNode(193 /* ConditionalExpression */, leftOperand.pos); + var node = createNode(195 /* ConditionalExpression */, leftOperand.pos); node.condition = leftOperand; node.questionToken = questionToken; node.whenTrue = doOutsideOfContext(disallowInAndDecoratorContext, parseAssignmentExpressionOrHigher); - node.colonToken = parseExpectedToken(55 /* ColonToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(55 /* ColonToken */)); + node.colonToken = parseExpectedToken(56 /* ColonToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics._0_expected, ts.tokenToString(56 /* ColonToken */)); node.whenFalse = parseAssignmentExpressionOrHigher(); return finishNode(node); } @@ -16731,7 +15666,7 @@ var ts; return parseBinaryExpressionRest(precedence, leftOperand); } function isInOrOfKeyword(t) { - return t === 91 /* InKeyword */ || t === 140 /* OfKeyword */; + return t === 92 /* InKeyword */ || t === 142 /* OfKeyword */; } function parseBinaryExpressionRest(precedence, leftOperand) { while (true) { @@ -16760,16 +15695,16 @@ var ts; // ^^token; leftOperand = b. Return b ** c to the caller as a rightOperand // a ** b - c // ^token; leftOperand = b. Return b to the caller as a rightOperand - var consumeCurrentOperator = token() === 39 /* AsteriskAsteriskToken */ ? + var consumeCurrentOperator = token() === 40 /* AsteriskAsteriskToken */ ? newPrecedence >= precedence : newPrecedence > precedence; if (!consumeCurrentOperator) { break; } - if (token() === 91 /* InKeyword */ && inDisallowInContext()) { + if (token() === 92 /* InKeyword */ && inDisallowInContext()) { break; } - if (token() === 117 /* AsKeyword */) { + if (token() === 118 /* AsKeyword */) { // Make sure we *do* perform ASI for constructs like this: // var x = foo // as (Bar) @@ -16790,48 +15725,48 @@ var ts; return leftOperand; } function isBinaryOperator() { - if (inDisallowInContext() && token() === 91 /* InKeyword */) { + if (inDisallowInContext() && token() === 92 /* InKeyword */) { return false; } return getBinaryOperatorPrecedence() > 0; } function getBinaryOperatorPrecedence() { switch (token()) { - case 53 /* BarBarToken */: + case 54 /* BarBarToken */: return 1; - case 52 /* AmpersandAmpersandToken */: + case 53 /* AmpersandAmpersandToken */: return 2; - case 48 /* BarToken */: + case 49 /* BarToken */: return 3; - case 49 /* CaretToken */: + case 50 /* CaretToken */: return 4; - case 47 /* AmpersandToken */: + case 48 /* AmpersandToken */: return 5; - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: return 6; - case 26 /* LessThanToken */: - case 28 /* GreaterThanToken */: - case 29 /* LessThanEqualsToken */: - case 30 /* GreaterThanEqualsToken */: - case 92 /* InstanceOfKeyword */: - case 91 /* InKeyword */: - case 117 /* AsKeyword */: + case 27 /* LessThanToken */: + case 29 /* GreaterThanToken */: + case 30 /* LessThanEqualsToken */: + case 31 /* GreaterThanEqualsToken */: + case 93 /* InstanceOfKeyword */: + case 92 /* InKeyword */: + case 118 /* AsKeyword */: return 7; - case 44 /* LessThanLessThanToken */: - case 45 /* GreaterThanGreaterThanToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: + case 45 /* LessThanLessThanToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: return 8; - case 36 /* PlusToken */: - case 37 /* MinusToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: return 9; - case 38 /* AsteriskToken */: - case 40 /* SlashToken */: - case 41 /* PercentToken */: + case 39 /* AsteriskToken */: + case 41 /* SlashToken */: + case 42 /* PercentToken */: return 10; - case 39 /* AsteriskAsteriskToken */: + case 40 /* AsteriskAsteriskToken */: return 11; } // -1 is lower than all other precedences. Returning it will cause binary expression @@ -16839,55 +15774,55 @@ var ts; return -1; } function makeBinaryExpression(left, operatorToken, right) { - var node = createNode(192 /* BinaryExpression */, left.pos); + var node = createNode(194 /* BinaryExpression */, left.pos); node.left = left; node.operatorToken = operatorToken; node.right = right; return finishNode(node); } function makeAsExpression(left, right) { - var node = createNode(200 /* AsExpression */, left.pos); + var node = createNode(202 /* AsExpression */, left.pos); node.expression = left; node.type = right; return finishNode(node); } function parsePrefixUnaryExpression() { - var node = createNode(190 /* PrefixUnaryExpression */); + var node = createNode(192 /* PrefixUnaryExpression */); node.operator = token(); nextToken(); node.operand = parseSimpleUnaryExpression(); return finishNode(node); } function parseDeleteExpression() { - var node = createNode(186 /* DeleteExpression */); + var node = createNode(188 /* DeleteExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseTypeOfExpression() { - var node = createNode(187 /* TypeOfExpression */); + var node = createNode(189 /* TypeOfExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseVoidExpression() { - var node = createNode(188 /* VoidExpression */); + var node = createNode(190 /* VoidExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function isAwaitExpression() { - if (token() === 120 /* AwaitKeyword */) { + if (token() === 121 /* AwaitKeyword */) { if (inAwaitContext()) { return true; } // here we are using similar heuristics as 'isYieldExpression' - return lookAhead(nextTokenIsIdentifierOnSameLine); + return lookAhead(nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine); } return false; } function parseAwaitExpression() { - var node = createNode(189 /* AwaitExpression */); + var node = createNode(191 /* AwaitExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); @@ -16910,10 +15845,10 @@ var ts; * 5) --UnaryExpression[?Yield] */ if (isUpdateExpression()) { - var incrementExpression = parseIncrementExpression(); - return token() === 39 /* AsteriskAsteriskToken */ ? - parseBinaryExpressionRest(getBinaryOperatorPrecedence(), incrementExpression) : - incrementExpression; + var updateExpression = parseUpdateExpression(); + return token() === 40 /* AsteriskAsteriskToken */ ? + parseBinaryExpressionRest(getBinaryOperatorPrecedence(), updateExpression) : + updateExpression; } /** * ES7 UnaryExpression: @@ -16928,9 +15863,9 @@ var ts; */ var unaryOperator = token(); var simpleUnaryExpression = parseSimpleUnaryExpression(); - if (token() === 39 /* AsteriskAsteriskToken */) { + if (token() === 40 /* AsteriskAsteriskToken */) { var start = ts.skipTrivia(sourceText, simpleUnaryExpression.pos); - if (simpleUnaryExpression.kind === 182 /* TypeAssertionExpression */) { + if (simpleUnaryExpression.kind === 184 /* TypeAssertionExpression */) { parseErrorAtPosition(start, simpleUnaryExpression.end - start, ts.Diagnostics.A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses); } else { @@ -16955,28 +15890,29 @@ var ts; */ function parseSimpleUnaryExpression() { switch (token()) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: - case 50 /* ExclamationToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + case 51 /* ExclamationToken */: return parsePrefixUnaryExpression(); - case 79 /* DeleteKeyword */: + case 80 /* DeleteKeyword */: return parseDeleteExpression(); - case 102 /* TypeOfKeyword */: + case 103 /* TypeOfKeyword */: return parseTypeOfExpression(); - case 104 /* VoidKeyword */: + case 105 /* VoidKeyword */: return parseVoidExpression(); - case 26 /* LessThanToken */: + case 27 /* LessThanToken */: // This is modified UnaryExpression grammar in TypeScript // UnaryExpression (modified): // < type > UnaryExpression return parseTypeAssertion(); - case 120 /* AwaitKeyword */: + case 121 /* AwaitKeyword */: if (isAwaitExpression()) { return parseAwaitExpression(); } + // falls through default: - return parseIncrementExpression(); + return parseUpdateExpression(); } } /** @@ -16991,32 +15927,32 @@ var ts; */ function isUpdateExpression() { // This function is called inside parseUnaryExpression to decide - // whether to call parseSimpleUnaryExpression or call parseIncrementExpression directly + // whether to call parseSimpleUnaryExpression or call parseUpdateExpression directly switch (token()) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: - case 50 /* ExclamationToken */: - case 79 /* DeleteKeyword */: - case 102 /* TypeOfKeyword */: - case 104 /* VoidKeyword */: - case 120 /* AwaitKeyword */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + case 51 /* ExclamationToken */: + case 80 /* DeleteKeyword */: + case 103 /* TypeOfKeyword */: + case 105 /* VoidKeyword */: + case 121 /* AwaitKeyword */: return false; - case 26 /* LessThanToken */: + case 27 /* LessThanToken */: // If we are not in JSX context, we are parsing TypeAssertion which is an UnaryExpression if (sourceFile.languageVariant !== 1 /* JSX */) { return false; } // We are in JSX context and the token is part of JSXElement. - // Fall through + // falls through default: return true; } } /** - * Parse ES7 IncrementExpression. IncrementExpression is used instead of ES6's PostFixExpression. + * Parse ES7 UpdateExpression. UpdateExpression is used instead of ES6's PostFixExpression. * - * ES7 IncrementExpression[yield]: + * ES7 UpdateExpression[yield]: * 1) LeftHandSideExpression[?yield] * 2) LeftHandSideExpression[?yield] [[no LineTerminator here]]++ * 3) LeftHandSideExpression[?yield] [[no LineTerminator here]]-- @@ -17024,22 +15960,22 @@ var ts; * 5) --LeftHandSideExpression[?yield] * In TypeScript (2), (3) are parsed as PostfixUnaryExpression. (4), (5) are parsed as PrefixUnaryExpression */ - function parseIncrementExpression() { - if (token() === 42 /* PlusPlusToken */ || token() === 43 /* MinusMinusToken */) { - var node = createNode(190 /* PrefixUnaryExpression */); + function parseUpdateExpression() { + if (token() === 43 /* PlusPlusToken */ || token() === 44 /* MinusMinusToken */) { + var node = createNode(192 /* PrefixUnaryExpression */); node.operator = token(); nextToken(); node.operand = parseLeftHandSideExpressionOrHigher(); return finishNode(node); } - else if (sourceFile.languageVariant === 1 /* JSX */ && token() === 26 /* LessThanToken */ && lookAhead(nextTokenIsIdentifierOrKeyword)) { + else if (sourceFile.languageVariant === 1 /* JSX */ && token() === 27 /* LessThanToken */ && lookAhead(nextTokenIsIdentifierOrKeyword)) { // JSXElement is part of primaryExpression return parseJsxElementOrSelfClosingElement(/*inExpressionContext*/ true); } var expression = parseLeftHandSideExpressionOrHigher(); ts.Debug.assert(ts.isLeftHandSideExpression(expression)); - if ((token() === 42 /* PlusPlusToken */ || token() === 43 /* MinusMinusToken */) && !scanner.hasPrecedingLineBreak()) { - var node = createNode(191 /* PostfixUnaryExpression */, expression.pos); + if ((token() === 43 /* PlusPlusToken */ || token() === 44 /* MinusMinusToken */) && !scanner.hasPrecedingLineBreak()) { + var node = createNode(193 /* PostfixUnaryExpression */, expression.pos); node.operand = expression; node.operator = token(); nextToken(); @@ -17070,23 +16006,33 @@ var ts; // CallExpression Arguments // CallExpression[Expression] // CallExpression.IdentifierName - // super ( ArgumentListopt ) + // import (AssignmentExpression) + // super Arguments // super.IdentifierName // - // Because of the recursion in these calls, we need to bottom out first. There are two - // bottom out states we can run into. Either we see 'super' which must start either of - // the last two CallExpression productions. Or we have a MemberExpression which either - // completes the LeftHandSideExpression, or starts the beginning of the first four - // CallExpression productions. - var expression = token() === 96 /* SuperKeyword */ - ? parseSuperExpression() - : parseMemberExpressionOrHigher(); + // Because of the recursion in these calls, we need to bottom out first. There are three + // bottom out states we can run into: 1) We see 'super' which must start either of + // the last two CallExpression productions. 2) We see 'import' which must start import call. + // 3)we have a MemberExpression which either completes the LeftHandSideExpression, + // or starts the beginning of the first four CallExpression productions. + var expression; + if (token() === 91 /* ImportKeyword */ && lookAhead(nextTokenIsOpenParenOrLessThan)) { + // We don't want to eagerly consume all import keyword as import call expression so we look a head to find "(" + // For example: + // var foo3 = require("subfolder + // import * as foo1 from "module-from-node -> we want this import to be a statement rather than import call expression + sourceFile.flags |= 524288 /* PossiblyContainsDynamicImport */; + expression = parseTokenNode(); + } + else { + expression = token() === 97 /* SuperKeyword */ ? parseSuperExpression() : parseMemberExpressionOrHigher(); + } // Now, we *may* be complete. However, we might have consumed the start of a // CallExpression. As such, we need to consume the rest of it here to be complete. return parseCallExpressionRest(expression); } function parseMemberExpressionOrHigher() { - // Note: to make our lives simpler, we decompose the the NewExpression productions and + // Note: to make our lives simpler, we decompose the NewExpression productions and // place ObjectCreationExpression and FunctionExpression into PrimaryExpression. // like so: // @@ -17138,14 +16084,14 @@ var ts; } function parseSuperExpression() { var expression = parseTokenNode(); - if (token() === 18 /* OpenParenToken */ || token() === 22 /* DotToken */ || token() === 20 /* OpenBracketToken */) { + if (token() === 19 /* OpenParenToken */ || token() === 23 /* DotToken */ || token() === 21 /* OpenBracketToken */) { return expression; } // If we have seen "super" it must be followed by '(' or '.'. // If it wasn't then just try to parse out a '.' and report an error. - var node = createNode(177 /* PropertyAccessExpression */, expression.pos); + var node = createNode(179 /* PropertyAccessExpression */, expression.pos); node.expression = expression; - parseExpectedToken(22 /* DotToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access); + parseExpectedToken(23 /* DotToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access); node.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); return finishNode(node); } @@ -17153,23 +16099,23 @@ var ts; if (lhs.kind !== rhs.kind) { return false; } - if (lhs.kind === 70 /* Identifier */) { - return lhs.text === rhs.text; + if (lhs.kind === 71 /* Identifier */) { + return lhs.escapedText === rhs.escapedText; } - if (lhs.kind === 98 /* ThisKeyword */) { + if (lhs.kind === 99 /* ThisKeyword */) { return true; } // If we are at this statement then we must have PropertyAccessExpression and because tag name in Jsx element can only // take forms of JsxTagNameExpression which includes an identifier, "this" expression, or another propertyAccessExpression // it is safe to case the expression property as such. See parseJsxElementName for how we parse tag name in Jsx element - return lhs.name.text === rhs.name.text && + return lhs.name.escapedText === rhs.name.escapedText && tagNamesAreEquivalent(lhs.expression, rhs.expression); } function parseJsxElementOrSelfClosingElement(inExpressionContext) { var opening = parseJsxOpeningOrSelfClosingElement(inExpressionContext); var result; - if (opening.kind === 248 /* JsxOpeningElement */) { - var node = createNode(246 /* JsxElement */, opening.pos); + if (opening.kind === 251 /* JsxOpeningElement */) { + var node = createNode(249 /* JsxElement */, opening.pos); node.openingElement = opening; node.children = parseJsxChildren(node.openingElement.tagName); node.closingElement = parseJsxClosingElement(inExpressionContext); @@ -17179,7 +16125,7 @@ var ts; result = finishNode(node); } else { - ts.Debug.assert(opening.kind === 247 /* JsxSelfClosingElement */); + ts.Debug.assert(opening.kind === 250 /* JsxSelfClosingElement */); // Nothing else to do for self-closing elements result = opening; } @@ -17190,15 +16136,15 @@ var ts; // does less damage and we can report a better error. // Since JSX elements are invalid < operands anyway, this lookahead parse will only occur in error scenarios // of one sort or another. - if (inExpressionContext && token() === 26 /* LessThanToken */) { + if (inExpressionContext && token() === 27 /* LessThanToken */) { var invalidElement = tryParse(function () { return parseJsxElementOrSelfClosingElement(/*inExpressionContext*/ true); }); if (invalidElement) { parseErrorAtCurrentToken(ts.Diagnostics.JSX_expressions_must_have_one_parent_element); - var badNode = createNode(192 /* BinaryExpression */, result.pos); + var badNode = createNode(194 /* BinaryExpression */, result.pos); badNode.end = invalidElement.end; badNode.left = result; badNode.right = invalidElement; - badNode.operatorToken = createMissingNode(25 /* CommaToken */, /*reportAtCurrentPosition*/ false, /*diagnosticMessage*/ undefined); + badNode.operatorToken = createMissingNode(26 /* CommaToken */, /*reportAtCurrentPosition*/ false, /*diagnosticMessage*/ undefined); badNode.operatorToken.pos = badNode.operatorToken.end = badNode.right.pos; return badNode; } @@ -17207,27 +16153,30 @@ var ts; } function parseJsxText() { var node = createNode(10 /* JsxText */, scanner.getStartPos()); + node.containsOnlyWhiteSpaces = currentToken === 11 /* JsxTextAllWhiteSpaces */; currentToken = scanner.scanJsxToken(); return finishNode(node); } function parseJsxChild() { switch (token()) { case 10 /* JsxText */: + case 11 /* JsxTextAllWhiteSpaces */: return parseJsxText(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return parseJsxExpression(/*inExpressionContext*/ false); - case 26 /* LessThanToken */: + case 27 /* LessThanToken */: return parseJsxElementOrSelfClosingElement(/*inExpressionContext*/ false); } ts.Debug.fail("Unknown JSX child kind " + token()); } function parseJsxChildren(openingTagName) { - var result = createNodeArray(); + var list = []; + var listPos = getNodePos(); var saveParsingContext = parsingContext; parsingContext |= 1 << 14 /* JsxChildren */; while (true) { currentToken = scanner.reScanJsxToken(); - if (token() === 27 /* LessThanSlashToken */) { + if (token() === 28 /* LessThanSlashToken */) { // Closing tag break; } @@ -17237,35 +16186,45 @@ var ts; parseErrorAtPosition(openingTagName.pos, openingTagName.end - openingTagName.pos, ts.Diagnostics.JSX_element_0_has_no_corresponding_closing_tag, ts.getTextOfNodeFromSourceText(sourceText, openingTagName)); break; } - result.push(parseJsxChild()); + else if (token() === 7 /* ConflictMarkerTrivia */) { + break; + } + var child = parseJsxChild(); + if (child) { + list.push(child); + } } - result.end = scanner.getTokenPos(); parsingContext = saveParsingContext; - return result; + return createNodeArray(list, listPos); + } + function parseJsxAttributes() { + var jsxAttributes = createNode(254 /* JsxAttributes */); + jsxAttributes.properties = parseList(13 /* JsxAttributes */, parseJsxAttribute); + return finishNode(jsxAttributes); } function parseJsxOpeningOrSelfClosingElement(inExpressionContext) { var fullStart = scanner.getStartPos(); - parseExpected(26 /* LessThanToken */); + parseExpected(27 /* LessThanToken */); var tagName = parseJsxElementName(); - var attributes = parseList(13 /* JsxAttributes */, parseJsxAttribute); + var attributes = parseJsxAttributes(); var node; - if (token() === 28 /* GreaterThanToken */) { + if (token() === 29 /* GreaterThanToken */) { // Closing tag, so scan the immediately-following text with the JSX scanning instead // of regular scanning to avoid treating illegal characters (e.g. '#') as immediate // scanning errors - node = createNode(248 /* JsxOpeningElement */, fullStart); + node = createNode(251 /* JsxOpeningElement */, fullStart); scanJsxText(); } else { - parseExpected(40 /* SlashToken */); + parseExpected(41 /* SlashToken */); if (inExpressionContext) { - parseExpected(28 /* GreaterThanToken */); + parseExpected(29 /* GreaterThanToken */); } else { - parseExpected(28 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); + parseExpected(29 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); scanJsxText(); } - node = createNode(247 /* JsxSelfClosingElement */, fullStart); + node = createNode(250 /* JsxSelfClosingElement */, fullStart); } node.tagName = tagName; node.attributes = attributes; @@ -17278,10 +16237,10 @@ var ts; // primaryExpression in the form of an identifier and "this" keyword // We can't just simply use parseLeftHandSideExpressionOrHigher because then we will start consider class,function etc as a keyword // We only want to consider "this" as a primaryExpression - var expression = token() === 98 /* ThisKeyword */ ? + var expression = token() === 99 /* ThisKeyword */ ? parseTokenNode() : parseIdentifierName(); - while (parseOptional(22 /* DotToken */)) { - var propertyAccess = createNode(177 /* PropertyAccessExpression */, expression.pos); + while (parseOptional(23 /* DotToken */)) { + var propertyAccess = createNode(179 /* PropertyAccessExpression */, expression.pos); propertyAccess.expression = expression; propertyAccess.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); expression = finishNode(propertyAccess); @@ -17289,28 +16248,29 @@ var ts; return expression; } function parseJsxExpression(inExpressionContext) { - var node = createNode(252 /* JsxExpression */); - parseExpected(16 /* OpenBraceToken */); - if (token() !== 17 /* CloseBraceToken */) { + var node = createNode(256 /* JsxExpression */); + parseExpected(17 /* OpenBraceToken */); + if (token() !== 18 /* CloseBraceToken */) { + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); node.expression = parseAssignmentExpressionOrHigher(); } if (inExpressionContext) { - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { - parseExpected(17 /* CloseBraceToken */, /*message*/ undefined, /*shouldAdvance*/ false); + parseExpected(18 /* CloseBraceToken */, /*message*/ undefined, /*shouldAdvance*/ false); scanJsxText(); } return finishNode(node); } function parseJsxAttribute() { - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { return parseJsxSpreadAttribute(); } scanJsxIdentifier(); - var node = createNode(250 /* JsxAttribute */); + var node = createNode(253 /* JsxAttribute */); node.name = parseIdentifierName(); - if (token() === 57 /* EqualsToken */) { + if (token() === 58 /* EqualsToken */) { switch (scanJsxAttributeValue()) { case 9 /* StringLiteral */: node.initializer = parseLiteralNode(); @@ -17323,72 +16283,72 @@ var ts; return finishNode(node); } function parseJsxSpreadAttribute() { - var node = createNode(251 /* JsxSpreadAttribute */); - parseExpected(16 /* OpenBraceToken */); - parseExpected(23 /* DotDotDotToken */); + var node = createNode(255 /* JsxSpreadAttribute */); + parseExpected(17 /* OpenBraceToken */); + parseExpected(24 /* DotDotDotToken */); node.expression = parseExpression(); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseJsxClosingElement(inExpressionContext) { - var node = createNode(249 /* JsxClosingElement */); - parseExpected(27 /* LessThanSlashToken */); + var node = createNode(252 /* JsxClosingElement */); + parseExpected(28 /* LessThanSlashToken */); node.tagName = parseJsxElementName(); if (inExpressionContext) { - parseExpected(28 /* GreaterThanToken */); + parseExpected(29 /* GreaterThanToken */); } else { - parseExpected(28 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); + parseExpected(29 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); scanJsxText(); } return finishNode(node); } function parseTypeAssertion() { - var node = createNode(182 /* TypeAssertionExpression */); - parseExpected(26 /* LessThanToken */); + var node = createNode(184 /* TypeAssertionExpression */); + parseExpected(27 /* LessThanToken */); node.type = parseType(); - parseExpected(28 /* GreaterThanToken */); + parseExpected(29 /* GreaterThanToken */); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseMemberExpressionRest(expression) { while (true) { - var dotToken = parseOptionalToken(22 /* DotToken */); + var dotToken = parseOptionalToken(23 /* DotToken */); if (dotToken) { - var propertyAccess = createNode(177 /* PropertyAccessExpression */, expression.pos); + var propertyAccess = createNode(179 /* PropertyAccessExpression */, expression.pos); propertyAccess.expression = expression; propertyAccess.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); expression = finishNode(propertyAccess); continue; } - if (token() === 50 /* ExclamationToken */ && !scanner.hasPrecedingLineBreak()) { + if (token() === 51 /* ExclamationToken */ && !scanner.hasPrecedingLineBreak()) { nextToken(); - var nonNullExpression = createNode(201 /* NonNullExpression */, expression.pos); + var nonNullExpression = createNode(203 /* NonNullExpression */, expression.pos); nonNullExpression.expression = expression; expression = finishNode(nonNullExpression); continue; } // when in the [Decorator] context, we do not parse ElementAccess as it could be part of a ComputedPropertyName - if (!inDecoratorContext() && parseOptional(20 /* OpenBracketToken */)) { - var indexedAccess = createNode(178 /* ElementAccessExpression */, expression.pos); + if (!inDecoratorContext() && parseOptional(21 /* OpenBracketToken */)) { + var indexedAccess = createNode(180 /* ElementAccessExpression */, expression.pos); indexedAccess.expression = expression; // It's not uncommon for a user to write: "new Type[]". // Check for that common pattern and report a better error message. - if (token() !== 21 /* CloseBracketToken */) { + if (token() !== 22 /* CloseBracketToken */) { indexedAccess.argumentExpression = allowInAnd(parseExpression); if (indexedAccess.argumentExpression.kind === 9 /* StringLiteral */ || indexedAccess.argumentExpression.kind === 8 /* NumericLiteral */) { var literal = indexedAccess.argumentExpression; literal.text = internIdentifier(literal.text); } } - parseExpected(21 /* CloseBracketToken */); + parseExpected(22 /* CloseBracketToken */); expression = finishNode(indexedAccess); continue; } - if (token() === 12 /* NoSubstitutionTemplateLiteral */ || token() === 13 /* TemplateHead */) { - var tagExpression = createNode(181 /* TaggedTemplateExpression */, expression.pos); + if (token() === 13 /* NoSubstitutionTemplateLiteral */ || token() === 14 /* TemplateHead */) { + var tagExpression = createNode(183 /* TaggedTemplateExpression */, expression.pos); tagExpression.tag = expression; - tagExpression.template = token() === 12 /* NoSubstitutionTemplateLiteral */ + tagExpression.template = token() === 13 /* NoSubstitutionTemplateLiteral */ ? parseLiteralNode() : parseTemplateExpression(); expression = finishNode(tagExpression); @@ -17400,7 +16360,7 @@ var ts; function parseCallExpressionRest(expression) { while (true) { expression = parseMemberExpressionRest(expression); - if (token() === 26 /* LessThanToken */) { + if (token() === 27 /* LessThanToken */) { // See if this is the start of a generic invocation. If so, consume it and // keep checking for postfix expressions. Otherwise, it's just a '<' that's // part of an arithmetic expression. Break out so we consume it higher in the @@ -17409,15 +16369,15 @@ var ts; if (!typeArguments) { return expression; } - var callExpr = createNode(179 /* CallExpression */, expression.pos); + var callExpr = createNode(181 /* CallExpression */, expression.pos); callExpr.expression = expression; callExpr.typeArguments = typeArguments; callExpr.arguments = parseArgumentList(); expression = finishNode(callExpr); continue; } - else if (token() === 18 /* OpenParenToken */) { - var callExpr = createNode(179 /* CallExpression */, expression.pos); + else if (token() === 19 /* OpenParenToken */) { + var callExpr = createNode(181 /* CallExpression */, expression.pos); callExpr.expression = expression; callExpr.arguments = parseArgumentList(); expression = finishNode(callExpr); @@ -17427,17 +16387,17 @@ var ts; } } function parseArgumentList() { - parseExpected(18 /* OpenParenToken */); + parseExpected(19 /* OpenParenToken */); var result = parseDelimitedList(11 /* ArgumentExpressions */, parseArgumentExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); return result; } function parseTypeArgumentsInExpression() { - if (!parseOptional(26 /* LessThanToken */)) { + if (!parseOptional(27 /* LessThanToken */)) { return undefined; } var typeArguments = parseDelimitedList(19 /* TypeArguments */, parseType); - if (!parseExpected(28 /* GreaterThanToken */)) { + if (!parseExpected(29 /* GreaterThanToken */)) { // If it doesn't have the closing > then it's definitely not an type argument list. return undefined; } @@ -17449,32 +16409,32 @@ var ts; } function canFollowTypeArgumentsInExpression() { switch (token()) { - case 18 /* OpenParenToken */: // foo( + case 19 /* OpenParenToken */: // foo( // this case are the only case where this token can legally follow a type argument // list. So we definitely want to treat this as a type arg list. - case 22 /* DotToken */: // foo. - case 19 /* CloseParenToken */: // foo) - case 21 /* CloseBracketToken */: // foo] - case 55 /* ColonToken */: // foo: - case 24 /* SemicolonToken */: // foo; - case 54 /* QuestionToken */: // foo? - case 31 /* EqualsEqualsToken */: // foo == - case 33 /* EqualsEqualsEqualsToken */: // foo === - case 32 /* ExclamationEqualsToken */: // foo != - case 34 /* ExclamationEqualsEqualsToken */: // foo !== - case 52 /* AmpersandAmpersandToken */: // foo && - case 53 /* BarBarToken */: // foo || - case 49 /* CaretToken */: // foo ^ - case 47 /* AmpersandToken */: // foo & - case 48 /* BarToken */: // foo | - case 17 /* CloseBraceToken */: // foo } - case 1 /* EndOfFileToken */: + case 23 /* DotToken */: // foo. + case 20 /* CloseParenToken */: // foo) + case 22 /* CloseBracketToken */: // foo] + case 56 /* ColonToken */: // foo: + case 25 /* SemicolonToken */: // foo; + case 55 /* QuestionToken */: // foo? + case 32 /* EqualsEqualsToken */: // foo == + case 34 /* EqualsEqualsEqualsToken */: // foo === + case 33 /* ExclamationEqualsToken */: // foo != + case 35 /* ExclamationEqualsEqualsToken */: // foo !== + case 53 /* AmpersandAmpersandToken */: // foo && + case 54 /* BarBarToken */: // foo || + case 50 /* CaretToken */: // foo ^ + case 48 /* AmpersandToken */: // foo & + case 49 /* BarToken */: // foo | + case 18 /* CloseBraceToken */: // foo } + case 1 /* EndOfFileToken */:// foo // these cases can't legally follow a type arg list. However, they're not legal // expressions either. The user is probably in the middle of a generic type. So // treat it as such. return true; - case 25 /* CommaToken */: // foo, - case 16 /* OpenBraceToken */: // foo { + case 26 /* CommaToken */: // foo, + case 17 /* OpenBraceToken */: // foo { // We don't want to treat these as type arguments. Otherwise we'll parse this // as an invocation expression. Instead, we want to parse out the expression // in isolation from the type arguments. @@ -17487,21 +16447,21 @@ var ts; switch (token()) { case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: + case 13 /* NoSubstitutionTemplateLiteral */: return parseLiteralNode(); - case 98 /* ThisKeyword */: - case 96 /* SuperKeyword */: - case 94 /* NullKeyword */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 95 /* NullKeyword */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: return parseTokenNode(); - case 18 /* OpenParenToken */: + case 19 /* OpenParenToken */: return parseParenthesizedExpression(); - case 20 /* OpenBracketToken */: + case 21 /* OpenBracketToken */: return parseArrayLiteralExpression(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return parseObjectLiteralExpression(); - case 119 /* AsyncKeyword */: + case 120 /* AsyncKeyword */: // Async arrow functions are parsed earlier in parseAssignmentExpressionOrHigher. // If we encounter `async [no LineTerminator here] function` then this is an async // function; otherwise, its an identifier. @@ -17509,68 +16469,68 @@ var ts; break; } return parseFunctionExpression(); - case 74 /* ClassKeyword */: + case 75 /* ClassKeyword */: return parseClassExpression(); - case 88 /* FunctionKeyword */: + case 89 /* FunctionKeyword */: return parseFunctionExpression(); - case 93 /* NewKeyword */: + case 94 /* NewKeyword */: return parseNewExpression(); - case 40 /* SlashToken */: - case 62 /* SlashEqualsToken */: - if (reScanSlashToken() === 11 /* RegularExpressionLiteral */) { + case 41 /* SlashToken */: + case 63 /* SlashEqualsToken */: + if (reScanSlashToken() === 12 /* RegularExpressionLiteral */) { return parseLiteralNode(); } break; - case 13 /* TemplateHead */: + case 14 /* TemplateHead */: return parseTemplateExpression(); } return parseIdentifier(ts.Diagnostics.Expression_expected); } function parseParenthesizedExpression() { - var node = createNode(183 /* ParenthesizedExpression */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(185 /* ParenthesizedExpression */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); - return finishNode(node); + parseExpected(20 /* CloseParenToken */); + return addJSDocComment(finishNode(node)); } function parseSpreadElement() { - var node = createNode(196 /* SpreadElement */); - parseExpected(23 /* DotDotDotToken */); + var node = createNode(198 /* SpreadElement */); + parseExpected(24 /* DotDotDotToken */); node.expression = parseAssignmentExpressionOrHigher(); return finishNode(node); } function parseArgumentOrArrayLiteralElement() { - return token() === 23 /* DotDotDotToken */ ? parseSpreadElement() : - token() === 25 /* CommaToken */ ? createNode(198 /* OmittedExpression */) : + return token() === 24 /* DotDotDotToken */ ? parseSpreadElement() : + token() === 26 /* CommaToken */ ? createNode(200 /* OmittedExpression */) : parseAssignmentExpressionOrHigher(); } function parseArgumentExpression() { return doOutsideOfContext(disallowInAndDecoratorContext, parseArgumentOrArrayLiteralElement); } function parseArrayLiteralExpression() { - var node = createNode(175 /* ArrayLiteralExpression */); - parseExpected(20 /* OpenBracketToken */); + var node = createNode(177 /* ArrayLiteralExpression */); + parseExpected(21 /* OpenBracketToken */); if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; } node.elements = parseDelimitedList(15 /* ArrayLiteralMembers */, parseArgumentOrArrayLiteralElement); - parseExpected(21 /* CloseBracketToken */); + parseExpected(22 /* CloseBracketToken */); return finishNode(node); } function tryParseAccessorDeclaration(fullStart, decorators, modifiers) { - if (parseContextualModifier(124 /* GetKeyword */)) { - return parseAccessorDeclaration(151 /* GetAccessor */, fullStart, decorators, modifiers); + if (parseContextualModifier(125 /* GetKeyword */)) { + return parseAccessorDeclaration(153 /* GetAccessor */, fullStart, decorators, modifiers); } - else if (parseContextualModifier(133 /* SetKeyword */)) { - return parseAccessorDeclaration(152 /* SetAccessor */, fullStart, decorators, modifiers); + else if (parseContextualModifier(135 /* SetKeyword */)) { + return parseAccessorDeclaration(154 /* SetAccessor */, fullStart, decorators, modifiers); } return undefined; } function parseObjectLiteralElement() { var fullStart = scanner.getStartPos(); - var dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + var dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); if (dotDotDotToken) { - var spreadElement = createNode(259 /* SpreadAssignment */, fullStart); + var spreadElement = createNode(263 /* SpreadAssignment */, fullStart); spreadElement.expression = parseAssignmentExpressionOrHigher(); return addJSDocComment(finishNode(spreadElement)); } @@ -17580,12 +16540,12 @@ var ts; if (accessor) { return accessor; } - var asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + var asteriskToken = parseOptionalToken(39 /* AsteriskToken */); var tokenIsIdentifier = isIdentifier(); var propertyName = parsePropertyName(); // Disallowing of optional property assignments happens in the grammar checker. - var questionToken = parseOptionalToken(54 /* QuestionToken */); - if (asteriskToken || token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { + var questionToken = parseOptionalToken(55 /* QuestionToken */); + if (asteriskToken || token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { return parseMethodDeclaration(fullStart, decorators, modifiers, asteriskToken, propertyName, questionToken); } // check if it is short-hand property assignment or normal property assignment @@ -17593,12 +16553,12 @@ var ts; // CoverInitializedName[Yield] : // IdentifierReference[?Yield] Initializer[In, ?Yield] // this is necessary because ObjectLiteral productions are also used to cover grammar for ObjectAssignmentPattern - var isShorthandPropertyAssignment = tokenIsIdentifier && (token() === 25 /* CommaToken */ || token() === 17 /* CloseBraceToken */ || token() === 57 /* EqualsToken */); + var isShorthandPropertyAssignment = tokenIsIdentifier && (token() === 26 /* CommaToken */ || token() === 18 /* CloseBraceToken */ || token() === 58 /* EqualsToken */); if (isShorthandPropertyAssignment) { - var shorthandDeclaration = createNode(258 /* ShorthandPropertyAssignment */, fullStart); + var shorthandDeclaration = createNode(262 /* ShorthandPropertyAssignment */, fullStart); shorthandDeclaration.name = propertyName; shorthandDeclaration.questionToken = questionToken; - var equalsToken = parseOptionalToken(57 /* EqualsToken */); + var equalsToken = parseOptionalToken(58 /* EqualsToken */); if (equalsToken) { shorthandDeclaration.equalsToken = equalsToken; shorthandDeclaration.objectAssignmentInitializer = allowInAnd(parseAssignmentExpressionOrHigher); @@ -17606,23 +16566,23 @@ var ts; return addJSDocComment(finishNode(shorthandDeclaration)); } else { - var propertyAssignment = createNode(257 /* PropertyAssignment */, fullStart); + var propertyAssignment = createNode(261 /* PropertyAssignment */, fullStart); propertyAssignment.modifiers = modifiers; propertyAssignment.name = propertyName; propertyAssignment.questionToken = questionToken; - parseExpected(55 /* ColonToken */); + parseExpected(56 /* ColonToken */); propertyAssignment.initializer = allowInAnd(parseAssignmentExpressionOrHigher); return addJSDocComment(finishNode(propertyAssignment)); } } function parseObjectLiteralExpression() { - var node = createNode(176 /* ObjectLiteralExpression */); - parseExpected(16 /* OpenBraceToken */); + var node = createNode(178 /* ObjectLiteralExpression */); + parseExpected(17 /* OpenBraceToken */); if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; } node.properties = parseDelimitedList(12 /* ObjectLiteralMembers */, parseObjectLiteralElement, /*considerSemicolonAsDelimiter*/ true); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseFunctionExpression() { @@ -17635,19 +16595,19 @@ var ts; if (saveDecoratorContext) { setDecoratorContext(/*val*/ false); } - var node = createNode(184 /* FunctionExpression */); + var node = createNode(186 /* FunctionExpression */); node.modifiers = parseModifiers(); - parseExpected(88 /* FunctionKeyword */); - node.asteriskToken = parseOptionalToken(38 /* AsteriskToken */); - var isGenerator = !!node.asteriskToken; - var isAsync = !!(ts.getModifierFlags(node) & 256 /* Async */); + parseExpected(89 /* FunctionKeyword */); + node.asteriskToken = parseOptionalToken(39 /* AsteriskToken */); + var isGenerator = node.asteriskToken ? 1 /* Yield */ : 0 /* None */; + var isAsync = ts.hasModifier(node, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; node.name = isGenerator && isAsync ? doInYieldAndAwaitContext(parseOptionalIdentifier) : isGenerator ? doInYieldContext(parseOptionalIdentifier) : isAsync ? doInAwaitContext(parseOptionalIdentifier) : parseOptionalIdentifier(); - fillSignature(55 /* ColonToken */, /*yieldContext*/ isGenerator, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlock(/*allowYield*/ isGenerator, /*allowAwait*/ isAsync, /*ignoreMissingOpenBrace*/ false); + fillSignature(56 /* ColonToken */, isGenerator | isAsync, node); + node.body = parseFunctionBlock(isGenerator | isAsync); if (saveDecoratorContext) { setDecoratorContext(/*val*/ true); } @@ -17657,42 +16617,49 @@ var ts; return isIdentifier() ? parseIdentifier() : undefined; } function parseNewExpression() { - var node = createNode(180 /* NewExpression */); - parseExpected(93 /* NewKeyword */); + var fullStart = scanner.getStartPos(); + parseExpected(94 /* NewKeyword */); + if (parseOptional(23 /* DotToken */)) { + var node_1 = createNode(204 /* MetaProperty */, fullStart); + node_1.keywordToken = 94 /* NewKeyword */; + node_1.name = parseIdentifierName(); + return finishNode(node_1); + } + var node = createNode(182 /* NewExpression */, fullStart); node.expression = parseMemberExpressionOrHigher(); node.typeArguments = tryParse(parseTypeArgumentsInExpression); - if (node.typeArguments || token() === 18 /* OpenParenToken */) { + if (node.typeArguments || token() === 19 /* OpenParenToken */) { node.arguments = parseArgumentList(); } return finishNode(node); } // STATEMENTS function parseBlock(ignoreMissingOpenBrace, diagnosticMessage) { - var node = createNode(204 /* Block */); - if (parseExpected(16 /* OpenBraceToken */, diagnosticMessage) || ignoreMissingOpenBrace) { + var node = createNode(207 /* Block */); + if (parseExpected(17 /* OpenBraceToken */, diagnosticMessage) || ignoreMissingOpenBrace) { if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; } node.statements = parseList(1 /* BlockStatements */, parseStatement); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.statements = createMissingList(); } return finishNode(node); } - function parseFunctionBlock(allowYield, allowAwait, ignoreMissingOpenBrace, diagnosticMessage) { + function parseFunctionBlock(flags, diagnosticMessage) { var savedYieldContext = inYieldContext(); - setYieldContext(allowYield); + setYieldContext(!!(flags & 1 /* Yield */)); var savedAwaitContext = inAwaitContext(); - setAwaitContext(allowAwait); + setAwaitContext(!!(flags & 2 /* Await */)); // We may be in a [Decorator] context when parsing a function expression or // arrow function. The body of the function is not in [Decorator] context. var saveDecoratorContext = inDecoratorContext(); if (saveDecoratorContext) { setDecoratorContext(/*val*/ false); } - var block = parseBlock(ignoreMissingOpenBrace, diagnosticMessage); + var block = parseBlock(!!(flags & 16 /* IgnoreMissingOpenBrace */), diagnosticMessage); if (saveDecoratorContext) { setDecoratorContext(/*val*/ true); } @@ -17701,51 +16668,52 @@ var ts; return block; } function parseEmptyStatement() { - var node = createNode(206 /* EmptyStatement */); - parseExpected(24 /* SemicolonToken */); + var node = createNode(209 /* EmptyStatement */); + parseExpected(25 /* SemicolonToken */); return finishNode(node); } function parseIfStatement() { - var node = createNode(208 /* IfStatement */); - parseExpected(89 /* IfKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(211 /* IfStatement */); + parseExpected(90 /* IfKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); node.thenStatement = parseStatement(); - node.elseStatement = parseOptional(81 /* ElseKeyword */) ? parseStatement() : undefined; + node.elseStatement = parseOptional(82 /* ElseKeyword */) ? parseStatement() : undefined; return finishNode(node); } function parseDoStatement() { - var node = createNode(209 /* DoStatement */); - parseExpected(80 /* DoKeyword */); + var node = createNode(212 /* DoStatement */); + parseExpected(81 /* DoKeyword */); node.statement = parseStatement(); - parseExpected(105 /* WhileKeyword */); - parseExpected(18 /* OpenParenToken */); + parseExpected(106 /* WhileKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); // From: https://mail.mozilla.org/pipermail/es-discuss/2011-August/016188.html // 157 min --- All allen at wirfs-brock.com CONF --- "do{;}while(false)false" prohibited in // spec but allowed in consensus reality. Approved -- this is the de-facto standard whereby // do;while(0)x will have a semicolon inserted before x. - parseOptional(24 /* SemicolonToken */); + parseOptional(25 /* SemicolonToken */); return finishNode(node); } function parseWhileStatement() { - var node = createNode(210 /* WhileStatement */); - parseExpected(105 /* WhileKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(213 /* WhileStatement */); + parseExpected(106 /* WhileKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); node.statement = parseStatement(); return finishNode(node); } function parseForOrForInOrForOfStatement() { var pos = getNodePos(); - parseExpected(87 /* ForKeyword */); - parseExpected(18 /* OpenParenToken */); + parseExpected(88 /* ForKeyword */); + var awaitToken = parseOptionalToken(121 /* AwaitKeyword */); + parseExpected(19 /* OpenParenToken */); var initializer = undefined; - if (token() !== 24 /* SemicolonToken */) { - if (token() === 103 /* VarKeyword */ || token() === 109 /* LetKeyword */ || token() === 75 /* ConstKeyword */) { + if (token() !== 25 /* SemicolonToken */) { + if (token() === 104 /* VarKeyword */ || token() === 110 /* LetKeyword */ || token() === 76 /* ConstKeyword */) { initializer = parseVariableDeclarationList(/*inForStatementInitializer*/ true); } else { @@ -17753,32 +16721,33 @@ var ts; } } var forOrForInOrForOfStatement; - if (parseOptional(91 /* InKeyword */)) { - var forInStatement = createNode(212 /* ForInStatement */, pos); - forInStatement.initializer = initializer; - forInStatement.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); - forOrForInOrForOfStatement = forInStatement; - } - else if (parseOptional(140 /* OfKeyword */)) { - var forOfStatement = createNode(213 /* ForOfStatement */, pos); + if (awaitToken ? parseExpected(142 /* OfKeyword */) : parseOptional(142 /* OfKeyword */)) { + var forOfStatement = createNode(216 /* ForOfStatement */, pos); + forOfStatement.awaitModifier = awaitToken; forOfStatement.initializer = initializer; forOfStatement.expression = allowInAnd(parseAssignmentExpressionOrHigher); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); forOrForInOrForOfStatement = forOfStatement; } + else if (parseOptional(92 /* InKeyword */)) { + var forInStatement = createNode(215 /* ForInStatement */, pos); + forInStatement.initializer = initializer; + forInStatement.expression = allowInAnd(parseExpression); + parseExpected(20 /* CloseParenToken */); + forOrForInOrForOfStatement = forInStatement; + } else { - var forStatement = createNode(211 /* ForStatement */, pos); + var forStatement = createNode(214 /* ForStatement */, pos); forStatement.initializer = initializer; - parseExpected(24 /* SemicolonToken */); - if (token() !== 24 /* SemicolonToken */ && token() !== 19 /* CloseParenToken */) { + parseExpected(25 /* SemicolonToken */); + if (token() !== 25 /* SemicolonToken */ && token() !== 20 /* CloseParenToken */) { forStatement.condition = allowInAnd(parseExpression); } - parseExpected(24 /* SemicolonToken */); - if (token() !== 19 /* CloseParenToken */) { + parseExpected(25 /* SemicolonToken */); + if (token() !== 20 /* CloseParenToken */) { forStatement.incrementor = allowInAnd(parseExpression); } - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); forOrForInOrForOfStatement = forStatement; } forOrForInOrForOfStatement.statement = parseStatement(); @@ -17786,7 +16755,7 @@ var ts; } function parseBreakOrContinueStatement(kind) { var node = createNode(kind); - parseExpected(kind === 215 /* BreakStatement */ ? 71 /* BreakKeyword */ : 76 /* ContinueKeyword */); + parseExpected(kind === 218 /* BreakStatement */ ? 72 /* BreakKeyword */ : 77 /* ContinueKeyword */); if (!canParseSemicolon()) { node.label = parseIdentifier(); } @@ -17794,8 +16763,8 @@ var ts; return finishNode(node); } function parseReturnStatement() { - var node = createNode(216 /* ReturnStatement */); - parseExpected(95 /* ReturnKeyword */); + var node = createNode(219 /* ReturnStatement */); + parseExpected(96 /* ReturnKeyword */); if (!canParseSemicolon()) { node.expression = allowInAnd(parseExpression); } @@ -17803,42 +16772,42 @@ var ts; return finishNode(node); } function parseWithStatement() { - var node = createNode(217 /* WithStatement */); - parseExpected(106 /* WithKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(220 /* WithStatement */); + parseExpected(107 /* WithKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); node.statement = parseStatement(); return finishNode(node); } function parseCaseClause() { - var node = createNode(253 /* CaseClause */); - parseExpected(72 /* CaseKeyword */); + var node = createNode(257 /* CaseClause */); + parseExpected(73 /* CaseKeyword */); node.expression = allowInAnd(parseExpression); - parseExpected(55 /* ColonToken */); + parseExpected(56 /* ColonToken */); node.statements = parseList(3 /* SwitchClauseStatements */, parseStatement); return finishNode(node); } function parseDefaultClause() { - var node = createNode(254 /* DefaultClause */); - parseExpected(78 /* DefaultKeyword */); - parseExpected(55 /* ColonToken */); + var node = createNode(258 /* DefaultClause */); + parseExpected(79 /* DefaultKeyword */); + parseExpected(56 /* ColonToken */); node.statements = parseList(3 /* SwitchClauseStatements */, parseStatement); return finishNode(node); } function parseCaseOrDefaultClause() { - return token() === 72 /* CaseKeyword */ ? parseCaseClause() : parseDefaultClause(); + return token() === 73 /* CaseKeyword */ ? parseCaseClause() : parseDefaultClause(); } function parseSwitchStatement() { - var node = createNode(218 /* SwitchStatement */); - parseExpected(97 /* SwitchKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(221 /* SwitchStatement */); + parseExpected(98 /* SwitchKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); - var caseBlock = createNode(232 /* CaseBlock */, scanner.getStartPos()); - parseExpected(16 /* OpenBraceToken */); + parseExpected(20 /* CloseParenToken */); + var caseBlock = createNode(235 /* CaseBlock */, scanner.getStartPos()); + parseExpected(17 /* OpenBraceToken */); caseBlock.clauses = parseList(2 /* SwitchClauses */, parseCaseOrDefaultClause); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); node.caseBlock = finishNode(caseBlock); return finishNode(node); } @@ -17850,39 +16819,43 @@ var ts; // directly as that might consume an expression on the following line. // We just return 'undefined' in that case. The actual error will be reported in the // grammar walker. - var node = createNode(220 /* ThrowStatement */); - parseExpected(99 /* ThrowKeyword */); + var node = createNode(223 /* ThrowStatement */); + parseExpected(100 /* ThrowKeyword */); node.expression = scanner.hasPrecedingLineBreak() ? undefined : allowInAnd(parseExpression); parseSemicolon(); return finishNode(node); } // TODO: Review for error recovery function parseTryStatement() { - var node = createNode(221 /* TryStatement */); - parseExpected(101 /* TryKeyword */); + var node = createNode(224 /* TryStatement */); + parseExpected(102 /* TryKeyword */); node.tryBlock = parseBlock(/*ignoreMissingOpenBrace*/ false); - node.catchClause = token() === 73 /* CatchKeyword */ ? parseCatchClause() : undefined; + node.catchClause = token() === 74 /* CatchKeyword */ ? parseCatchClause() : undefined; // If we don't have a catch clause, then we must have a finally clause. Try to parse // one out no matter what. - if (!node.catchClause || token() === 86 /* FinallyKeyword */) { - parseExpected(86 /* FinallyKeyword */); + if (!node.catchClause || token() === 87 /* FinallyKeyword */) { + parseExpected(87 /* FinallyKeyword */); node.finallyBlock = parseBlock(/*ignoreMissingOpenBrace*/ false); } return finishNode(node); } function parseCatchClause() { - var result = createNode(256 /* CatchClause */); - parseExpected(73 /* CatchKeyword */); - if (parseExpected(18 /* OpenParenToken */)) { + var result = createNode(260 /* CatchClause */); + parseExpected(74 /* CatchKeyword */); + if (parseOptional(19 /* OpenParenToken */)) { result.variableDeclaration = parseVariableDeclaration(); + parseExpected(20 /* CloseParenToken */); + } + else { + // Keep shape of node to avoid degrading performance. + result.variableDeclaration = undefined; } - parseExpected(19 /* CloseParenToken */); result.block = parseBlock(/*ignoreMissingOpenBrace*/ false); return finishNode(result); } function parseDebuggerStatement() { - var node = createNode(222 /* DebuggerStatement */); - parseExpected(77 /* DebuggerKeyword */); + var node = createNode(225 /* DebuggerStatement */); + parseExpected(78 /* DebuggerKeyword */); parseSemicolon(); return finishNode(node); } @@ -17892,14 +16865,14 @@ var ts; // a colon. var fullStart = scanner.getStartPos(); var expression = allowInAnd(parseExpression); - if (expression.kind === 70 /* Identifier */ && parseOptional(55 /* ColonToken */)) { - var labeledStatement = createNode(219 /* LabeledStatement */, fullStart); + if (expression.kind === 71 /* Identifier */ && parseOptional(56 /* ColonToken */)) { + var labeledStatement = createNode(222 /* LabeledStatement */, fullStart); labeledStatement.label = expression; labeledStatement.statement = parseStatement(); return addJSDocComment(finishNode(labeledStatement)); } else { - var expressionStatement = createNode(207 /* ExpressionStatement */, fullStart); + var expressionStatement = createNode(210 /* ExpressionStatement */, fullStart); expressionStatement.expression = expression; parseSemicolon(); return addJSDocComment(finishNode(expressionStatement)); @@ -17909,23 +16882,27 @@ var ts; nextToken(); return ts.tokenIsIdentifierOrKeyword(token()) && !scanner.hasPrecedingLineBreak(); } + function nextTokenIsClassKeywordOnSameLine() { + nextToken(); + return token() === 75 /* ClassKeyword */ && !scanner.hasPrecedingLineBreak(); + } function nextTokenIsFunctionKeywordOnSameLine() { nextToken(); - return token() === 88 /* FunctionKeyword */ && !scanner.hasPrecedingLineBreak(); + return token() === 89 /* FunctionKeyword */ && !scanner.hasPrecedingLineBreak(); } - function nextTokenIsIdentifierOrKeywordOrNumberOnSameLine() { + function nextTokenIsIdentifierOrKeywordOrLiteralOnSameLine() { nextToken(); - return (ts.tokenIsIdentifierOrKeyword(token()) || token() === 8 /* NumericLiteral */) && !scanner.hasPrecedingLineBreak(); + return (ts.tokenIsIdentifierOrKeyword(token()) || token() === 8 /* NumericLiteral */ || token() === 9 /* StringLiteral */) && !scanner.hasPrecedingLineBreak(); } function isDeclaration() { while (true) { switch (token()) { - case 103 /* VarKeyword */: - case 109 /* LetKeyword */: - case 75 /* ConstKeyword */: - case 88 /* FunctionKeyword */: - case 74 /* ClassKeyword */: - case 82 /* EnumKeyword */: + case 104 /* VarKeyword */: + case 110 /* LetKeyword */: + case 76 /* ConstKeyword */: + case 89 /* FunctionKeyword */: + case 75 /* ClassKeyword */: + case 83 /* EnumKeyword */: return true; // 'declare', 'module', 'namespace', 'interface'* and 'type' are all legal JavaScript identifiers; // however, an identifier cannot be followed by another identifier on the same line. This is what we @@ -17948,41 +16925,41 @@ var ts; // I {} // // could be legal, it would add complexity for very little gain. - case 108 /* InterfaceKeyword */: - case 136 /* TypeKeyword */: + case 109 /* InterfaceKeyword */: + case 138 /* TypeKeyword */: return nextTokenIsIdentifierOnSameLine(); - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: return nextTokenIsIdentifierOrStringLiteralOnSameLine(); - case 116 /* AbstractKeyword */: - case 119 /* AsyncKeyword */: - case 123 /* DeclareKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 113 /* PublicKeyword */: - case 130 /* ReadonlyKeyword */: + case 117 /* AbstractKeyword */: + case 120 /* AsyncKeyword */: + case 124 /* DeclareKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 114 /* PublicKeyword */: + case 131 /* ReadonlyKeyword */: nextToken(); // ASI takes effect for this modifier. if (scanner.hasPrecedingLineBreak()) { return false; } continue; - case 139 /* GlobalKeyword */: + case 141 /* GlobalKeyword */: nextToken(); - return token() === 16 /* OpenBraceToken */ || token() === 70 /* Identifier */ || token() === 83 /* ExportKeyword */; - case 90 /* ImportKeyword */: + return token() === 17 /* OpenBraceToken */ || token() === 71 /* Identifier */ || token() === 84 /* ExportKeyword */; + case 91 /* ImportKeyword */: nextToken(); - return token() === 9 /* StringLiteral */ || token() === 38 /* AsteriskToken */ || - token() === 16 /* OpenBraceToken */ || ts.tokenIsIdentifierOrKeyword(token()); - case 83 /* ExportKeyword */: + return token() === 9 /* StringLiteral */ || token() === 39 /* AsteriskToken */ || + token() === 17 /* OpenBraceToken */ || ts.tokenIsIdentifierOrKeyword(token()); + case 84 /* ExportKeyword */: nextToken(); - if (token() === 57 /* EqualsToken */ || token() === 38 /* AsteriskToken */ || - token() === 16 /* OpenBraceToken */ || token() === 78 /* DefaultKeyword */ || - token() === 117 /* AsKeyword */) { + if (token() === 58 /* EqualsToken */ || token() === 39 /* AsteriskToken */ || + token() === 17 /* OpenBraceToken */ || token() === 79 /* DefaultKeyword */ || + token() === 118 /* AsKeyword */) { return true; } continue; - case 114 /* StaticKeyword */: + case 115 /* StaticKeyword */: nextToken(); continue; default: @@ -17995,49 +16972,50 @@ var ts; } function isStartOfStatement() { switch (token()) { - case 56 /* AtToken */: - case 24 /* SemicolonToken */: - case 16 /* OpenBraceToken */: - case 103 /* VarKeyword */: - case 109 /* LetKeyword */: - case 88 /* FunctionKeyword */: - case 74 /* ClassKeyword */: - case 82 /* EnumKeyword */: - case 89 /* IfKeyword */: - case 80 /* DoKeyword */: - case 105 /* WhileKeyword */: - case 87 /* ForKeyword */: - case 76 /* ContinueKeyword */: - case 71 /* BreakKeyword */: - case 95 /* ReturnKeyword */: - case 106 /* WithKeyword */: - case 97 /* SwitchKeyword */: - case 99 /* ThrowKeyword */: - case 101 /* TryKeyword */: - case 77 /* DebuggerKeyword */: + case 57 /* AtToken */: + case 25 /* SemicolonToken */: + case 17 /* OpenBraceToken */: + case 104 /* VarKeyword */: + case 110 /* LetKeyword */: + case 89 /* FunctionKeyword */: + case 75 /* ClassKeyword */: + case 83 /* EnumKeyword */: + case 90 /* IfKeyword */: + case 81 /* DoKeyword */: + case 106 /* WhileKeyword */: + case 88 /* ForKeyword */: + case 77 /* ContinueKeyword */: + case 72 /* BreakKeyword */: + case 96 /* ReturnKeyword */: + case 107 /* WithKeyword */: + case 98 /* SwitchKeyword */: + case 100 /* ThrowKeyword */: + case 102 /* TryKeyword */: + case 78 /* DebuggerKeyword */: // 'catch' and 'finally' do not actually indicate that the code is part of a statement, // however, we say they are here so that we may gracefully parse them and error later. - case 73 /* CatchKeyword */: - case 86 /* FinallyKeyword */: + case 74 /* CatchKeyword */: + case 87 /* FinallyKeyword */: return true; - case 75 /* ConstKeyword */: - case 83 /* ExportKeyword */: - case 90 /* ImportKeyword */: + case 91 /* ImportKeyword */: + return isStartOfDeclaration() || lookAhead(nextTokenIsOpenParenOrLessThan); + case 76 /* ConstKeyword */: + case 84 /* ExportKeyword */: return isStartOfDeclaration(); - case 119 /* AsyncKeyword */: - case 123 /* DeclareKeyword */: - case 108 /* InterfaceKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: - case 136 /* TypeKeyword */: - case 139 /* GlobalKeyword */: + case 120 /* AsyncKeyword */: + case 124 /* DeclareKeyword */: + case 109 /* InterfaceKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: + case 138 /* TypeKeyword */: + case 141 /* GlobalKeyword */: // When these don't start a declaration, they're an identifier in an expression statement return true; - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 114 /* StaticKeyword */: - case 130 /* ReadonlyKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 115 /* StaticKeyword */: + case 131 /* ReadonlyKeyword */: // When these don't start a declaration, they may be the start of a class member if an identifier // immediately follows. Otherwise they're an identifier in an expression statement. return isStartOfDeclaration() || !lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine); @@ -18047,7 +17025,7 @@ var ts; } function nextTokenIsIdentifierOrStartOfDestructuring() { nextToken(); - return isIdentifier() || token() === 16 /* OpenBraceToken */ || token() === 20 /* OpenBracketToken */; + return isIdentifier() || token() === 17 /* OpenBraceToken */ || token() === 21 /* OpenBracketToken */; } function isLetDeclaration() { // In ES6 'let' always starts a lexical declaration if followed by an identifier or { @@ -18056,67 +17034,67 @@ var ts; } function parseStatement() { switch (token()) { - case 24 /* SemicolonToken */: + case 25 /* SemicolonToken */: return parseEmptyStatement(); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return parseBlock(/*ignoreMissingOpenBrace*/ false); - case 103 /* VarKeyword */: + case 104 /* VarKeyword */: return parseVariableStatement(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); - case 109 /* LetKeyword */: + case 110 /* LetKeyword */: if (isLetDeclaration()) { return parseVariableStatement(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); } break; - case 88 /* FunctionKeyword */: + case 89 /* FunctionKeyword */: return parseFunctionDeclaration(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); - case 74 /* ClassKeyword */: + case 75 /* ClassKeyword */: return parseClassDeclaration(scanner.getStartPos(), /*decorators*/ undefined, /*modifiers*/ undefined); - case 89 /* IfKeyword */: + case 90 /* IfKeyword */: return parseIfStatement(); - case 80 /* DoKeyword */: + case 81 /* DoKeyword */: return parseDoStatement(); - case 105 /* WhileKeyword */: + case 106 /* WhileKeyword */: return parseWhileStatement(); - case 87 /* ForKeyword */: + case 88 /* ForKeyword */: return parseForOrForInOrForOfStatement(); - case 76 /* ContinueKeyword */: - return parseBreakOrContinueStatement(214 /* ContinueStatement */); - case 71 /* BreakKeyword */: - return parseBreakOrContinueStatement(215 /* BreakStatement */); - case 95 /* ReturnKeyword */: + case 77 /* ContinueKeyword */: + return parseBreakOrContinueStatement(217 /* ContinueStatement */); + case 72 /* BreakKeyword */: + return parseBreakOrContinueStatement(218 /* BreakStatement */); + case 96 /* ReturnKeyword */: return parseReturnStatement(); - case 106 /* WithKeyword */: + case 107 /* WithKeyword */: return parseWithStatement(); - case 97 /* SwitchKeyword */: + case 98 /* SwitchKeyword */: return parseSwitchStatement(); - case 99 /* ThrowKeyword */: + case 100 /* ThrowKeyword */: return parseThrowStatement(); - case 101 /* TryKeyword */: + case 102 /* TryKeyword */: // Include 'catch' and 'finally' for error recovery. - case 73 /* CatchKeyword */: - case 86 /* FinallyKeyword */: + case 74 /* CatchKeyword */: + case 87 /* FinallyKeyword */: return parseTryStatement(); - case 77 /* DebuggerKeyword */: + case 78 /* DebuggerKeyword */: return parseDebuggerStatement(); - case 56 /* AtToken */: + case 57 /* AtToken */: return parseDeclaration(); - case 119 /* AsyncKeyword */: - case 108 /* InterfaceKeyword */: - case 136 /* TypeKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: - case 123 /* DeclareKeyword */: - case 75 /* ConstKeyword */: - case 82 /* EnumKeyword */: - case 83 /* ExportKeyword */: - case 90 /* ImportKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 113 /* PublicKeyword */: - case 116 /* AbstractKeyword */: - case 114 /* StaticKeyword */: - case 130 /* ReadonlyKeyword */: - case 139 /* GlobalKeyword */: + case 120 /* AsyncKeyword */: + case 109 /* InterfaceKeyword */: + case 138 /* TypeKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: + case 124 /* DeclareKeyword */: + case 76 /* ConstKeyword */: + case 83 /* EnumKeyword */: + case 84 /* ExportKeyword */: + case 91 /* ImportKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 114 /* PublicKeyword */: + case 117 /* AbstractKeyword */: + case 115 /* StaticKeyword */: + case 131 /* ReadonlyKeyword */: + case 141 /* GlobalKeyword */: if (isStartOfDeclaration()) { return parseDeclaration(); } @@ -18129,33 +17107,33 @@ var ts; var decorators = parseDecorators(); var modifiers = parseModifiers(); switch (token()) { - case 103 /* VarKeyword */: - case 109 /* LetKeyword */: - case 75 /* ConstKeyword */: + case 104 /* VarKeyword */: + case 110 /* LetKeyword */: + case 76 /* ConstKeyword */: return parseVariableStatement(fullStart, decorators, modifiers); - case 88 /* FunctionKeyword */: + case 89 /* FunctionKeyword */: return parseFunctionDeclaration(fullStart, decorators, modifiers); - case 74 /* ClassKeyword */: + case 75 /* ClassKeyword */: return parseClassDeclaration(fullStart, decorators, modifiers); - case 108 /* InterfaceKeyword */: + case 109 /* InterfaceKeyword */: return parseInterfaceDeclaration(fullStart, decorators, modifiers); - case 136 /* TypeKeyword */: + case 138 /* TypeKeyword */: return parseTypeAliasDeclaration(fullStart, decorators, modifiers); - case 82 /* EnumKeyword */: + case 83 /* EnumKeyword */: return parseEnumDeclaration(fullStart, decorators, modifiers); - case 139 /* GlobalKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: + case 141 /* GlobalKeyword */: + case 128 /* ModuleKeyword */: + case 129 /* NamespaceKeyword */: return parseModuleDeclaration(fullStart, decorators, modifiers); - case 90 /* ImportKeyword */: + case 91 /* ImportKeyword */: return parseImportDeclarationOrImportEqualsDeclaration(fullStart, decorators, modifiers); - case 83 /* ExportKeyword */: + case 84 /* ExportKeyword */: nextToken(); switch (token()) { - case 78 /* DefaultKeyword */: - case 57 /* EqualsToken */: + case 79 /* DefaultKeyword */: + case 58 /* EqualsToken */: return parseExportAssignment(fullStart, decorators, modifiers); - case 117 /* AsKeyword */: + case 118 /* AsKeyword */: return parseNamespaceExportDeclaration(fullStart, decorators, modifiers); default: return parseExportDeclaration(fullStart, decorators, modifiers); @@ -18164,7 +17142,7 @@ var ts; if (decorators || modifiers) { // We reached this point because we encountered decorators and/or modifiers and assumed a declaration // would follow. For recovery and error reporting purposes, return an incomplete declaration. - var node = createMissingNode(244 /* MissingDeclaration */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); + var node = createMissingNode(247 /* MissingDeclaration */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); node.pos = fullStart; node.decorators = decorators; node.modifiers = modifiers; @@ -18176,84 +17154,84 @@ var ts; nextToken(); return !scanner.hasPrecedingLineBreak() && (isIdentifier() || token() === 9 /* StringLiteral */); } - function parseFunctionBlockOrSemicolon(isGenerator, isAsync, diagnosticMessage) { - if (token() !== 16 /* OpenBraceToken */ && canParseSemicolon()) { + function parseFunctionBlockOrSemicolon(flags, diagnosticMessage) { + if (token() !== 17 /* OpenBraceToken */ && canParseSemicolon()) { parseSemicolon(); return; } - return parseFunctionBlock(isGenerator, isAsync, /*ignoreMissingOpenBrace*/ false, diagnosticMessage); + return parseFunctionBlock(flags, diagnosticMessage); } // DECLARATIONS function parseArrayBindingElement() { - if (token() === 25 /* CommaToken */) { - return createNode(198 /* OmittedExpression */); + if (token() === 26 /* CommaToken */) { + return createNode(200 /* OmittedExpression */); } - var node = createNode(174 /* BindingElement */); - node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + var node = createNode(176 /* BindingElement */); + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); node.name = parseIdentifierOrPattern(); - node.initializer = parseBindingElementInitializer(/*inParameter*/ false); + node.initializer = parseInitializer(/*inParameter*/ false); return finishNode(node); } function parseObjectBindingElement() { - var node = createNode(174 /* BindingElement */); - node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); + var node = createNode(176 /* BindingElement */); + node.dotDotDotToken = parseOptionalToken(24 /* DotDotDotToken */); var tokenIsIdentifier = isIdentifier(); var propertyName = parsePropertyName(); - if (tokenIsIdentifier && token() !== 55 /* ColonToken */) { + if (tokenIsIdentifier && token() !== 56 /* ColonToken */) { node.name = propertyName; } else { - parseExpected(55 /* ColonToken */); + parseExpected(56 /* ColonToken */); node.propertyName = propertyName; node.name = parseIdentifierOrPattern(); } - node.initializer = parseBindingElementInitializer(/*inParameter*/ false); + node.initializer = parseInitializer(/*inParameter*/ false); return finishNode(node); } function parseObjectBindingPattern() { - var node = createNode(172 /* ObjectBindingPattern */); - parseExpected(16 /* OpenBraceToken */); + var node = createNode(174 /* ObjectBindingPattern */); + parseExpected(17 /* OpenBraceToken */); node.elements = parseDelimitedList(9 /* ObjectBindingElements */, parseObjectBindingElement); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); return finishNode(node); } function parseArrayBindingPattern() { - var node = createNode(173 /* ArrayBindingPattern */); - parseExpected(20 /* OpenBracketToken */); + var node = createNode(175 /* ArrayBindingPattern */); + parseExpected(21 /* OpenBracketToken */); node.elements = parseDelimitedList(10 /* ArrayBindingElements */, parseArrayBindingElement); - parseExpected(21 /* CloseBracketToken */); + parseExpected(22 /* CloseBracketToken */); return finishNode(node); } function isIdentifierOrPattern() { - return token() === 16 /* OpenBraceToken */ || token() === 20 /* OpenBracketToken */ || isIdentifier(); + return token() === 17 /* OpenBraceToken */ || token() === 21 /* OpenBracketToken */ || isIdentifier(); } function parseIdentifierOrPattern() { - if (token() === 20 /* OpenBracketToken */) { + if (token() === 21 /* OpenBracketToken */) { return parseArrayBindingPattern(); } - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { return parseObjectBindingPattern(); } return parseIdentifier(); } function parseVariableDeclaration() { - var node = createNode(223 /* VariableDeclaration */); + var node = createNode(226 /* VariableDeclaration */); node.name = parseIdentifierOrPattern(); node.type = parseTypeAnnotation(); if (!isInOrOfKeyword(token())) { - node.initializer = parseInitializer(/*inParameter*/ false); + node.initializer = parseNonParameterInitializer(); } return finishNode(node); } function parseVariableDeclarationList(inForStatementInitializer) { - var node = createNode(224 /* VariableDeclarationList */); + var node = createNode(227 /* VariableDeclarationList */); switch (token()) { - case 103 /* VarKeyword */: + case 104 /* VarKeyword */: break; - case 109 /* LetKeyword */: + case 110 /* LetKeyword */: node.flags |= 1 /* Let */; break; - case 75 /* ConstKeyword */: + case 76 /* ConstKeyword */: node.flags |= 2 /* Const */; break; default: @@ -18269,7 +17247,7 @@ var ts; // So we need to look ahead to determine if 'of' should be treated as a keyword in // this context. // The checker will then give an error that there is an empty declaration list. - if (token() === 140 /* OfKeyword */ && lookAhead(canFollowContextualOfKeyword)) { + if (token() === 142 /* OfKeyword */ && lookAhead(canFollowContextualOfKeyword)) { node.declarations = createMissingList(); } else { @@ -18281,10 +17259,10 @@ var ts; return finishNode(node); } function canFollowContextualOfKeyword() { - return nextTokenIsIdentifier() && nextToken() === 19 /* CloseParenToken */; + return nextTokenIsIdentifier() && nextToken() === 20 /* CloseParenToken */; } function parseVariableStatement(fullStart, decorators, modifiers) { - var node = createNode(205 /* VariableStatement */, fullStart); + var node = createNode(208 /* VariableStatement */, fullStart); node.decorators = decorators; node.modifiers = modifiers; node.declarationList = parseVariableDeclarationList(/*inForStatementInitializer*/ false); @@ -18292,42 +17270,42 @@ var ts; return addJSDocComment(finishNode(node)); } function parseFunctionDeclaration(fullStart, decorators, modifiers) { - var node = createNode(225 /* FunctionDeclaration */, fullStart); + var node = createNode(228 /* FunctionDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(88 /* FunctionKeyword */); - node.asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + parseExpected(89 /* FunctionKeyword */); + node.asteriskToken = parseOptionalToken(39 /* AsteriskToken */); node.name = ts.hasModifier(node, 512 /* Default */) ? parseOptionalIdentifier() : parseIdentifier(); - var isGenerator = !!node.asteriskToken; - var isAsync = ts.hasModifier(node, 256 /* Async */); - fillSignature(55 /* ColonToken */, /*yieldContext*/ isGenerator, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlockOrSemicolon(isGenerator, isAsync, ts.Diagnostics.or_expected); + var isGenerator = node.asteriskToken ? 1 /* Yield */ : 0 /* None */; + var isAsync = ts.hasModifier(node, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; + fillSignature(56 /* ColonToken */, isGenerator | isAsync, node); + node.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, ts.Diagnostics.or_expected); return addJSDocComment(finishNode(node)); } function parseConstructorDeclaration(pos, decorators, modifiers) { - var node = createNode(150 /* Constructor */, pos); + var node = createNode(152 /* Constructor */, pos); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(122 /* ConstructorKeyword */); - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlockOrSemicolon(/*isGenerator*/ false, /*isAsync*/ false, ts.Diagnostics.or_expected); + parseExpected(123 /* ConstructorKeyword */); + fillSignature(56 /* ColonToken */, 0 /* None */, node); + node.body = parseFunctionBlockOrSemicolon(0 /* None */, ts.Diagnostics.or_expected); return addJSDocComment(finishNode(node)); } function parseMethodDeclaration(fullStart, decorators, modifiers, asteriskToken, name, questionToken, diagnosticMessage) { - var method = createNode(149 /* MethodDeclaration */, fullStart); + var method = createNode(151 /* MethodDeclaration */, fullStart); method.decorators = decorators; method.modifiers = modifiers; method.asteriskToken = asteriskToken; method.name = name; method.questionToken = questionToken; - var isGenerator = !!asteriskToken; - var isAsync = ts.hasModifier(method, 256 /* Async */); - fillSignature(55 /* ColonToken */, /*yieldContext*/ isGenerator, /*awaitContext*/ isAsync, /*requireCompleteParameterList*/ false, method); - method.body = parseFunctionBlockOrSemicolon(isGenerator, isAsync, diagnosticMessage); + var isGenerator = asteriskToken ? 1 /* Yield */ : 0 /* None */; + var isAsync = ts.hasModifier(method, 256 /* Async */) ? 2 /* Await */ : 0 /* None */; + fillSignature(56 /* ColonToken */, isGenerator | isAsync, method); + method.body = parseFunctionBlockOrSemicolon(isGenerator | isAsync, diagnosticMessage); return addJSDocComment(finishNode(method)); } function parsePropertyDeclaration(fullStart, decorators, modifiers, name, questionToken) { - var property = createNode(147 /* PropertyDeclaration */, fullStart); + var property = createNode(149 /* PropertyDeclaration */, fullStart); property.decorators = decorators; property.modifiers = modifiers; property.name = name; @@ -18349,12 +17327,12 @@ var ts; return addJSDocComment(finishNode(property)); } function parsePropertyOrMethodDeclaration(fullStart, decorators, modifiers) { - var asteriskToken = parseOptionalToken(38 /* AsteriskToken */); + var asteriskToken = parseOptionalToken(39 /* AsteriskToken */); var name = parsePropertyName(); // Note: this is not legal as per the grammar. But we allow it in the parser and // report an error in the grammar checker. - var questionToken = parseOptionalToken(54 /* QuestionToken */); - if (asteriskToken || token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { + var questionToken = parseOptionalToken(55 /* QuestionToken */); + if (asteriskToken || token() === 19 /* OpenParenToken */ || token() === 27 /* LessThanToken */) { return parseMethodDeclaration(fullStart, decorators, modifiers, asteriskToken, name, questionToken, ts.Diagnostics.or_expected); } else { @@ -18369,17 +17347,17 @@ var ts; node.decorators = decorators; node.modifiers = modifiers; node.name = parsePropertyName(); - fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); - node.body = parseFunctionBlockOrSemicolon(/*isGenerator*/ false, /*isAsync*/ false); + fillSignature(56 /* ColonToken */, 0 /* None */, node); + node.body = parseFunctionBlockOrSemicolon(0 /* None */); return addJSDocComment(finishNode(node)); } function isClassMemberModifier(idToken) { switch (idToken) { - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 114 /* StaticKeyword */: - case 130 /* ReadonlyKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 115 /* StaticKeyword */: + case 131 /* ReadonlyKeyword */: return true; default: return false; @@ -18387,7 +17365,7 @@ var ts; } function isClassMemberStart() { var idToken; - if (token() === 56 /* AtToken */) { + if (token() === 57 /* AtToken */) { return true; } // Eat up all modifiers, but hold on to the last one in case it is actually an identifier. @@ -18404,7 +17382,7 @@ var ts; } nextToken(); } - if (token() === 38 /* AsteriskToken */) { + if (token() === 39 /* AsteriskToken */) { return true; } // Try to get the first property-like token following all modifiers. @@ -18414,23 +17392,23 @@ var ts; nextToken(); } // Index signatures and computed properties are class members; we can parse. - if (token() === 20 /* OpenBracketToken */) { + if (token() === 21 /* OpenBracketToken */) { return true; } // If we were able to get any potential identifier... if (idToken !== undefined) { // If we have a non-keyword identifier, or if we have an accessor, then it's safe to parse. - if (!ts.isKeyword(idToken) || idToken === 133 /* SetKeyword */ || idToken === 124 /* GetKeyword */) { + if (!ts.isKeyword(idToken) || idToken === 135 /* SetKeyword */ || idToken === 125 /* GetKeyword */) { return true; } // If it *is* a keyword, but not an accessor, check a little farther along // to see if it should actually be parsed as a class member. switch (token()) { - case 18 /* OpenParenToken */: // Method declaration - case 26 /* LessThanToken */: // Generic Method declaration - case 55 /* ColonToken */: // Type Annotation for declaration - case 57 /* EqualsToken */: // Initializer for declaration - case 54 /* QuestionToken */: + case 19 /* OpenParenToken */: // Method declaration + case 27 /* LessThanToken */: // Generic Method declaration + case 56 /* ColonToken */: // Type Annotation for declaration + case 58 /* EqualsToken */: // Initializer for declaration + case 55 /* QuestionToken */:// Not valid, but permitted so that it gets caught later on. return true; default: // Covers @@ -18444,26 +17422,19 @@ var ts; return false; } function parseDecorators() { - var decorators; + var list; + var listPos = getNodePos(); while (true) { var decoratorStart = getNodePos(); - if (!parseOptional(56 /* AtToken */)) { + if (!parseOptional(57 /* AtToken */)) { break; } - var decorator = createNode(145 /* Decorator */, decoratorStart); + var decorator = createNode(147 /* Decorator */, decoratorStart); decorator.expression = doInDecoratorContext(parseLeftHandSideExpressionOrHigher); finishNode(decorator); - if (!decorators) { - decorators = createNodeArray([decorator], decoratorStart); - } - else { - decorators.push(decorator); - } + (list || (list = [])).push(decorator); } - if (decorators) { - decorators.end = getNodeEnd(); - } - return decorators; + return list && createNodeArray(list, listPos); } /* * There are situations in which a modifier like 'const' will appear unexpectedly, such as on a class member. @@ -18473,11 +17444,12 @@ var ts; * In such situations, 'permitInvalidConstAsModifier' should be set to true. */ function parseModifiers(permitInvalidConstAsModifier) { - var modifiers; + var list; + var listPos = getNodePos(); while (true) { var modifierStart = scanner.getStartPos(); var modifierKind = token(); - if (token() === 75 /* ConstKeyword */ && permitInvalidConstAsModifier) { + if (token() === 76 /* ConstKeyword */ && permitInvalidConstAsModifier) { // We need to ensure that any subsequent modifiers appear on the same line // so that when 'const' is a standalone declaration, we don't issue an error. if (!tryParse(nextTokenIsOnSameLineAndCanFollowModifier)) { @@ -18490,33 +17462,24 @@ var ts; } } var modifier = finishNode(createNode(modifierKind, modifierStart)); - if (!modifiers) { - modifiers = createNodeArray([modifier], modifierStart); - } - else { - modifiers.push(modifier); - } - } - if (modifiers) { - modifiers.end = scanner.getStartPos(); + (list || (list = [])).push(modifier); } - return modifiers; + return list && createNodeArray(list, listPos); } function parseModifiersForArrowFunction() { var modifiers; - if (token() === 119 /* AsyncKeyword */) { + if (token() === 120 /* AsyncKeyword */) { var modifierStart = scanner.getStartPos(); var modifierKind = token(); nextToken(); var modifier = finishNode(createNode(modifierKind, modifierStart)); modifiers = createNodeArray([modifier], modifierStart); - modifiers.end = scanner.getStartPos(); } return modifiers; } function parseClassElement() { - if (token() === 24 /* SemicolonToken */) { - var result = createNode(203 /* SemicolonClassElement */); + if (token() === 25 /* SemicolonToken */) { + var result = createNode(206 /* SemicolonClassElement */); nextToken(); return finishNode(result); } @@ -18527,7 +17490,7 @@ var ts; if (accessor) { return accessor; } - if (token() === 122 /* ConstructorKeyword */) { + if (token() === 123 /* ConstructorKeyword */) { return parseConstructorDeclaration(fullStart, decorators, modifiers); } if (isIndexSignature()) { @@ -18538,14 +17501,14 @@ var ts; if (ts.tokenIsIdentifierOrKeyword(token()) || token() === 9 /* StringLiteral */ || token() === 8 /* NumericLiteral */ || - token() === 38 /* AsteriskToken */ || - token() === 20 /* OpenBracketToken */) { + token() === 39 /* AsteriskToken */ || + token() === 21 /* OpenBracketToken */) { return parsePropertyOrMethodDeclaration(fullStart, decorators, modifiers); } if (decorators || modifiers) { // treat this as a property declaration with a missing name. - var name_13 = createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); - return parsePropertyDeclaration(fullStart, decorators, modifiers, name_13, /*questionToken*/ undefined); + var name = createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); + return parsePropertyDeclaration(fullStart, decorators, modifiers, name, /*questionToken*/ undefined); } // 'isClassMemberStart' should have hinted not to attempt parsing. ts.Debug.fail("Should not have attempted to parse class member declaration."); @@ -18554,24 +17517,24 @@ var ts; return parseClassDeclarationOrExpression( /*fullStart*/ scanner.getStartPos(), /*decorators*/ undefined, - /*modifiers*/ undefined, 197 /* ClassExpression */); + /*modifiers*/ undefined, 199 /* ClassExpression */); } function parseClassDeclaration(fullStart, decorators, modifiers) { - return parseClassDeclarationOrExpression(fullStart, decorators, modifiers, 226 /* ClassDeclaration */); + return parseClassDeclarationOrExpression(fullStart, decorators, modifiers, 229 /* ClassDeclaration */); } function parseClassDeclarationOrExpression(fullStart, decorators, modifiers, kind) { var node = createNode(kind, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(74 /* ClassKeyword */); + parseExpected(75 /* ClassKeyword */); node.name = parseNameOfClassDeclarationOrExpression(); node.typeParameters = parseTypeParameters(); node.heritageClauses = parseHeritageClauses(); - if (parseExpected(16 /* OpenBraceToken */)) { + if (parseExpected(17 /* OpenBraceToken */)) { // ClassTail[Yield,Await] : (Modified) See 14.5 // ClassHeritage[?Yield,?Await]opt { ClassBody[?Yield,?Await]opt } node.members = parseClassMembers(); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.members = createMissingList(); @@ -18589,7 +17552,7 @@ var ts; : undefined; } function isImplementsClause() { - return token() === 107 /* ImplementsKeyword */ && lookAhead(nextTokenIsIdentifierOrKeyword); + return token() === 108 /* ImplementsKeyword */ && lookAhead(nextTokenIsIdentifierOrKeyword); } function parseHeritageClauses() { // ClassTail[Yield,Await] : (Modified) See 14.5 @@ -18600,9 +17563,10 @@ var ts; return undefined; } function parseHeritageClause() { - if (token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */) { - var node = createNode(255 /* HeritageClause */); - node.token = token(); + var tok = token(); + if (tok === 85 /* ExtendsKeyword */ || tok === 108 /* ImplementsKeyword */) { + var node = createNode(259 /* HeritageClause */); + node.token = tok; nextToken(); node.types = parseDelimitedList(7 /* HeritageClauseElement */, parseExpressionWithTypeArguments); return finishNode(node); @@ -18610,24 +17574,27 @@ var ts; return undefined; } function parseExpressionWithTypeArguments() { - var node = createNode(199 /* ExpressionWithTypeArguments */); + var node = createNode(201 /* ExpressionWithTypeArguments */); node.expression = parseLeftHandSideExpressionOrHigher(); - if (token() === 26 /* LessThanToken */) { - node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 26 /* LessThanToken */, 28 /* GreaterThanToken */); - } + node.typeArguments = tryParseTypeArguments(); return finishNode(node); } + function tryParseTypeArguments() { + return token() === 27 /* LessThanToken */ + ? parseBracketedList(19 /* TypeArguments */, parseType, 27 /* LessThanToken */, 29 /* GreaterThanToken */) + : undefined; + } function isHeritageClause() { - return token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */; + return token() === 85 /* ExtendsKeyword */ || token() === 108 /* ImplementsKeyword */; } function parseClassMembers() { return parseList(5 /* ClassMembers */, parseClassElement); } function parseInterfaceDeclaration(fullStart, decorators, modifiers) { - var node = createNode(227 /* InterfaceDeclaration */, fullStart); + var node = createNode(230 /* InterfaceDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(108 /* InterfaceKeyword */); + parseExpected(109 /* InterfaceKeyword */); node.name = parseIdentifier(); node.typeParameters = parseTypeParameters(); node.heritageClauses = parseHeritageClauses(); @@ -18635,13 +17602,13 @@ var ts; return addJSDocComment(finishNode(node)); } function parseTypeAliasDeclaration(fullStart, decorators, modifiers) { - var node = createNode(228 /* TypeAliasDeclaration */, fullStart); + var node = createNode(231 /* TypeAliasDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(136 /* TypeKeyword */); + parseExpected(138 /* TypeKeyword */); node.name = parseIdentifier(); node.typeParameters = parseTypeParameters(); - parseExpected(57 /* EqualsToken */); + parseExpected(58 /* EqualsToken */); node.type = parseType(); parseSemicolon(); return addJSDocComment(finishNode(node)); @@ -18651,20 +17618,20 @@ var ts; // ConstantEnumMemberSection, which starts at the beginning of an enum declaration // or any time an integer literal initializer is encountered. function parseEnumMember() { - var node = createNode(260 /* EnumMember */, scanner.getStartPos()); + var node = createNode(264 /* EnumMember */, scanner.getStartPos()); node.name = parsePropertyName(); node.initializer = allowInAnd(parseNonParameterInitializer); return addJSDocComment(finishNode(node)); } function parseEnumDeclaration(fullStart, decorators, modifiers) { - var node = createNode(229 /* EnumDeclaration */, fullStart); + var node = createNode(232 /* EnumDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(82 /* EnumKeyword */); + parseExpected(83 /* EnumKeyword */); node.name = parseIdentifier(); - if (parseExpected(16 /* OpenBraceToken */)) { + if (parseExpected(17 /* OpenBraceToken */)) { node.members = parseDelimitedList(6 /* EnumMembers */, parseEnumMember); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.members = createMissingList(); @@ -18672,10 +17639,10 @@ var ts; return addJSDocComment(finishNode(node)); } function parseModuleBlock() { - var node = createNode(231 /* ModuleBlock */, scanner.getStartPos()); - if (parseExpected(16 /* OpenBraceToken */)) { + var node = createNode(234 /* ModuleBlock */, scanner.getStartPos()); + if (parseExpected(17 /* OpenBraceToken */)) { node.statements = parseList(1 /* BlockStatements */, parseStatement); - parseExpected(17 /* CloseBraceToken */); + parseExpected(18 /* CloseBraceToken */); } else { node.statements = createMissingList(); @@ -18683,7 +17650,7 @@ var ts; return finishNode(node); } function parseModuleOrNamespaceDeclaration(fullStart, decorators, modifiers, flags) { - var node = createNode(230 /* ModuleDeclaration */, fullStart); + var node = createNode(233 /* ModuleDeclaration */, fullStart); // If we are parsing a dotted namespace name, we want to // propagate the 'Namespace' flag across the names if set. var namespaceFlag = flags & 16 /* Namespace */; @@ -18691,24 +17658,25 @@ var ts; node.modifiers = modifiers; node.flags |= flags; node.name = parseIdentifier(); - node.body = parseOptional(22 /* DotToken */) + node.body = parseOptional(23 /* DotToken */) ? parseModuleOrNamespaceDeclaration(getNodePos(), /*decorators*/ undefined, /*modifiers*/ undefined, 4 /* NestedNamespace */ | namespaceFlag) : parseModuleBlock(); return addJSDocComment(finishNode(node)); } function parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers) { - var node = createNode(230 /* ModuleDeclaration */, fullStart); + var node = createNode(233 /* ModuleDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - if (token() === 139 /* GlobalKeyword */) { + if (token() === 141 /* GlobalKeyword */) { // parse 'global' as name of global scope augmentation node.name = parseIdentifier(); node.flags |= 512 /* GlobalAugmentation */; } else { - node.name = parseLiteralNode(/*internName*/ true); + node.name = parseLiteralNode(); + node.name.text = internIdentifier(node.name.text); } - if (token() === 16 /* OpenBraceToken */) { + if (token() === 17 /* OpenBraceToken */) { node.body = parseModuleBlock(); } else { @@ -18718,15 +17686,15 @@ var ts; } function parseModuleDeclaration(fullStart, decorators, modifiers) { var flags = 0; - if (token() === 139 /* GlobalKeyword */) { + if (token() === 141 /* GlobalKeyword */) { // global augmentation return parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers); } - else if (parseOptional(128 /* NamespaceKeyword */)) { + else if (parseOptional(129 /* NamespaceKeyword */)) { flags |= 16 /* Namespace */; } else { - parseExpected(127 /* ModuleKeyword */); + parseExpected(128 /* ModuleKeyword */); if (token() === 9 /* StringLiteral */) { return parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers); } @@ -18734,62 +17702,62 @@ var ts; return parseModuleOrNamespaceDeclaration(fullStart, decorators, modifiers, flags); } function isExternalModuleReference() { - return token() === 131 /* RequireKeyword */ && + return token() === 132 /* RequireKeyword */ && lookAhead(nextTokenIsOpenParen); } function nextTokenIsOpenParen() { - return nextToken() === 18 /* OpenParenToken */; + return nextToken() === 19 /* OpenParenToken */; } function nextTokenIsSlash() { - return nextToken() === 40 /* SlashToken */; + return nextToken() === 41 /* SlashToken */; } function parseNamespaceExportDeclaration(fullStart, decorators, modifiers) { - var exportDeclaration = createNode(233 /* NamespaceExportDeclaration */, fullStart); + var exportDeclaration = createNode(236 /* NamespaceExportDeclaration */, fullStart); exportDeclaration.decorators = decorators; exportDeclaration.modifiers = modifiers; - parseExpected(117 /* AsKeyword */); - parseExpected(128 /* NamespaceKeyword */); + parseExpected(118 /* AsKeyword */); + parseExpected(129 /* NamespaceKeyword */); exportDeclaration.name = parseIdentifier(); parseSemicolon(); return finishNode(exportDeclaration); } function parseImportDeclarationOrImportEqualsDeclaration(fullStart, decorators, modifiers) { - parseExpected(90 /* ImportKeyword */); + parseExpected(91 /* ImportKeyword */); var afterImportPos = scanner.getStartPos(); var identifier; if (isIdentifier()) { identifier = parseIdentifier(); - if (token() !== 25 /* CommaToken */ && token() !== 138 /* FromKeyword */) { - // ImportEquals declaration of type: - // import x = require("mod"); or - // import x = M.x; - var importEqualsDeclaration = createNode(234 /* ImportEqualsDeclaration */, fullStart); - importEqualsDeclaration.decorators = decorators; - importEqualsDeclaration.modifiers = modifiers; - importEqualsDeclaration.name = identifier; - parseExpected(57 /* EqualsToken */); - importEqualsDeclaration.moduleReference = parseModuleReference(); - parseSemicolon(); - return addJSDocComment(finishNode(importEqualsDeclaration)); + if (token() !== 26 /* CommaToken */ && token() !== 140 /* FromKeyword */) { + return parseImportEqualsDeclaration(fullStart, decorators, modifiers, identifier); } } // Import statement - var importDeclaration = createNode(235 /* ImportDeclaration */, fullStart); + var importDeclaration = createNode(238 /* ImportDeclaration */, fullStart); importDeclaration.decorators = decorators; importDeclaration.modifiers = modifiers; // ImportDeclaration: // import ImportClause from ModuleSpecifier ; // import ModuleSpecifier; - if (identifier || - token() === 38 /* AsteriskToken */ || - token() === 16 /* OpenBraceToken */) { + if (identifier || // import id + token() === 39 /* AsteriskToken */ || // import * + token() === 17 /* OpenBraceToken */) { importDeclaration.importClause = parseImportClause(identifier, afterImportPos); - parseExpected(138 /* FromKeyword */); + parseExpected(140 /* FromKeyword */); } importDeclaration.moduleSpecifier = parseModuleSpecifier(); parseSemicolon(); return finishNode(importDeclaration); } + function parseImportEqualsDeclaration(fullStart, decorators, modifiers, identifier) { + var importEqualsDeclaration = createNode(237 /* ImportEqualsDeclaration */, fullStart); + importEqualsDeclaration.decorators = decorators; + importEqualsDeclaration.modifiers = modifiers; + importEqualsDeclaration.name = identifier; + parseExpected(58 /* EqualsToken */); + importEqualsDeclaration.moduleReference = parseModuleReference(); + parseSemicolon(); + return addJSDocComment(finishNode(importEqualsDeclaration)); + } function parseImportClause(identifier, fullStart) { // ImportClause: // ImportedDefaultBinding @@ -18797,7 +17765,7 @@ var ts; // NamedImports // ImportedDefaultBinding, NameSpaceImport // ImportedDefaultBinding, NamedImports - var importClause = createNode(236 /* ImportClause */, fullStart); + var importClause = createNode(239 /* ImportClause */, fullStart); if (identifier) { // ImportedDefaultBinding: // ImportedBinding @@ -18806,8 +17774,8 @@ var ts; // If there was no default import or if there is comma token after default import // parse namespace or named imports if (!importClause.name || - parseOptional(25 /* CommaToken */)) { - importClause.namedBindings = token() === 38 /* AsteriskToken */ ? parseNamespaceImport() : parseNamedImportsOrExports(238 /* NamedImports */); + parseOptional(26 /* CommaToken */)) { + importClause.namedBindings = token() === 39 /* AsteriskToken */ ? parseNamespaceImport() : parseNamedImportsOrExports(241 /* NamedImports */); } return finishNode(importClause); } @@ -18817,17 +17785,17 @@ var ts; : parseEntityName(/*allowReservedWords*/ false); } function parseExternalModuleReference() { - var node = createNode(245 /* ExternalModuleReference */); - parseExpected(131 /* RequireKeyword */); - parseExpected(18 /* OpenParenToken */); + var node = createNode(248 /* ExternalModuleReference */); + parseExpected(132 /* RequireKeyword */); + parseExpected(19 /* OpenParenToken */); node.expression = parseModuleSpecifier(); - parseExpected(19 /* CloseParenToken */); + parseExpected(20 /* CloseParenToken */); return finishNode(node); } function parseModuleSpecifier() { if (token() === 9 /* StringLiteral */) { var result = parseLiteralNode(); - internIdentifier(result.text); + result.text = internIdentifier(result.text); return result; } else { @@ -18840,9 +17808,9 @@ var ts; function parseNamespaceImport() { // NameSpaceImport: // * as ImportedBinding - var namespaceImport = createNode(237 /* NamespaceImport */); - parseExpected(38 /* AsteriskToken */); - parseExpected(117 /* AsKeyword */); + var namespaceImport = createNode(240 /* NamespaceImport */); + parseExpected(39 /* AsteriskToken */); + parseExpected(118 /* AsKeyword */); namespaceImport.name = parseIdentifier(); return finishNode(namespaceImport); } @@ -18855,14 +17823,14 @@ var ts; // ImportsList: // ImportSpecifier // ImportsList, ImportSpecifier - node.elements = parseBracketedList(22 /* ImportOrExportSpecifiers */, kind === 238 /* NamedImports */ ? parseImportSpecifier : parseExportSpecifier, 16 /* OpenBraceToken */, 17 /* CloseBraceToken */); + node.elements = parseBracketedList(22 /* ImportOrExportSpecifiers */, kind === 241 /* NamedImports */ ? parseImportSpecifier : parseExportSpecifier, 17 /* OpenBraceToken */, 18 /* CloseBraceToken */); return finishNode(node); } function parseExportSpecifier() { - return parseImportOrExportSpecifier(243 /* ExportSpecifier */); + return parseImportOrExportSpecifier(246 /* ExportSpecifier */); } function parseImportSpecifier() { - return parseImportOrExportSpecifier(239 /* ImportSpecifier */); + return parseImportOrExportSpecifier(242 /* ImportSpecifier */); } function parseImportOrExportSpecifier(kind) { var node = createNode(kind); @@ -18876,9 +17844,9 @@ var ts; var checkIdentifierStart = scanner.getTokenPos(); var checkIdentifierEnd = scanner.getTextPos(); var identifierName = parseIdentifierName(); - if (token() === 117 /* AsKeyword */) { + if (token() === 118 /* AsKeyword */) { node.propertyName = identifierName; - parseExpected(117 /* AsKeyword */); + parseExpected(118 /* AsKeyword */); checkIdentifierIsKeyword = ts.isKeyword(token()) && !isIdentifier(); checkIdentifierStart = scanner.getTokenPos(); checkIdentifierEnd = scanner.getTextPos(); @@ -18887,27 +17855,27 @@ var ts; else { node.name = identifierName; } - if (kind === 239 /* ImportSpecifier */ && checkIdentifierIsKeyword) { + if (kind === 242 /* ImportSpecifier */ && checkIdentifierIsKeyword) { // Report error identifier expected parseErrorAtPosition(checkIdentifierStart, checkIdentifierEnd - checkIdentifierStart, ts.Diagnostics.Identifier_expected); } return finishNode(node); } function parseExportDeclaration(fullStart, decorators, modifiers) { - var node = createNode(241 /* ExportDeclaration */, fullStart); + var node = createNode(244 /* ExportDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - if (parseOptional(38 /* AsteriskToken */)) { - parseExpected(138 /* FromKeyword */); + if (parseOptional(39 /* AsteriskToken */)) { + parseExpected(140 /* FromKeyword */); node.moduleSpecifier = parseModuleSpecifier(); } else { - node.exportClause = parseNamedImportsOrExports(242 /* NamedExports */); + node.exportClause = parseNamedImportsOrExports(245 /* NamedExports */); // It is not uncommon to accidentally omit the 'from' keyword. Additionally, in editing scenarios, // the 'from' keyword can be parsed as a named export when the export clause is unterminated (i.e. `export { from "moduleName";`) // If we don't have a 'from' keyword, see if we have a string literal such that ASI won't take effect. - if (token() === 138 /* FromKeyword */ || (token() === 9 /* StringLiteral */ && !scanner.hasPrecedingLineBreak())) { - parseExpected(138 /* FromKeyword */); + if (token() === 140 /* FromKeyword */ || (token() === 9 /* StringLiteral */ && !scanner.hasPrecedingLineBreak())) { + parseExpected(140 /* FromKeyword */); node.moduleSpecifier = parseModuleSpecifier(); } } @@ -18915,14 +17883,14 @@ var ts; return finishNode(node); } function parseExportAssignment(fullStart, decorators, modifiers) { - var node = createNode(240 /* ExportAssignment */, fullStart); + var node = createNode(243 /* ExportAssignment */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - if (parseOptional(57 /* EqualsToken */)) { + if (parseOptional(58 /* EqualsToken */)) { node.isExportEquals = true; } else { - parseExpected(78 /* DefaultKeyword */); + parseExpected(79 /* DefaultKeyword */); } node.expression = parseAssignmentExpressionOrHigher(); parseSemicolon(); @@ -18934,6 +17902,7 @@ var ts; var typeReferenceDirectives = []; var amdDependencies = []; var amdModuleName; + var checkJsDirective = undefined; // Keep scanning all the leading trivia in the file until we get to something that // isn't trivia. Any single line comment will be analyzed to see if it is a // reference comment. @@ -18947,7 +17916,11 @@ var ts; break; } } - var range = { pos: triviaScanner.getTokenPos(), end: triviaScanner.getTextPos(), kind: triviaScanner.getToken() }; + var range = { + kind: triviaScanner.getToken(), + pos: triviaScanner.getTokenPos(), + end: triviaScanner.getTextPos(), + }; var comment = sourceText.substring(range.pos, range.end); var referencePathMatchResult = ts.getFileReferenceFromReferencePath(comment, range); if (referencePathMatchResult) { @@ -18987,20 +17960,30 @@ var ts; amdDependencies.push(amdDependency); } } + var checkJsDirectiveRegEx = /^\/\/\/?\s*(@ts-check|@ts-nocheck)\s*$/gim; + var checkJsDirectiveMatchResult = checkJsDirectiveRegEx.exec(comment); + if (checkJsDirectiveMatchResult) { + checkJsDirective = { + enabled: ts.compareStrings(checkJsDirectiveMatchResult[1], "@ts-check", /*ignoreCase*/ true) === 0 /* EqualTo */, + end: range.end, + pos: range.pos + }; + } } } sourceFile.referencedFiles = referencedFiles; sourceFile.typeReferenceDirectives = typeReferenceDirectives; sourceFile.amdDependencies = amdDependencies; sourceFile.moduleName = amdModuleName; + sourceFile.checkJsDirective = checkJsDirective; } function setExternalModuleIndicator(sourceFile) { sourceFile.externalModuleIndicator = ts.forEach(sourceFile.statements, function (node) { return ts.hasModifier(node, 1 /* Export */) - || node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 245 /* ExternalModuleReference */ - || node.kind === 235 /* ImportDeclaration */ - || node.kind === 240 /* ExportAssignment */ - || node.kind === 241 /* ExportDeclaration */ + || node.kind === 237 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 248 /* ExternalModuleReference */ + || node.kind === 238 /* ImportDeclaration */ + || node.kind === 243 /* ExportAssignment */ + || node.kind === 244 /* ExportDeclaration */ ? node : undefined; }); @@ -19030,11 +18013,7 @@ var ts; ParsingContext[ParsingContext["TupleElementTypes"] = 20] = "TupleElementTypes"; ParsingContext[ParsingContext["HeritageClauses"] = 21] = "HeritageClauses"; ParsingContext[ParsingContext["ImportOrExportSpecifiers"] = 22] = "ImportOrExportSpecifiers"; - ParsingContext[ParsingContext["JSDocFunctionParameters"] = 23] = "JSDocFunctionParameters"; - ParsingContext[ParsingContext["JSDocTypeArguments"] = 24] = "JSDocTypeArguments"; - ParsingContext[ParsingContext["JSDocRecordMembers"] = 25] = "JSDocRecordMembers"; - ParsingContext[ParsingContext["JSDocTupleTypes"] = 26] = "JSDocTupleTypes"; - ParsingContext[ParsingContext["Count"] = 27] = "Count"; // Number of parsing contexts + ParsingContext[ParsingContext["Count"] = 23] = "Count"; // Number of parsing contexts })(ParsingContext || (ParsingContext = {})); var Tristate; (function (Tristate) { @@ -19044,23 +18023,6 @@ var ts; })(Tristate || (Tristate = {})); var JSDocParser; (function (JSDocParser) { - function isJSDocType() { - switch (token()) { - case 38 /* AsteriskToken */: - case 54 /* QuestionToken */: - case 18 /* OpenParenToken */: - case 20 /* OpenBracketToken */: - case 50 /* ExclamationToken */: - case 16 /* OpenBraceToken */: - case 88 /* FunctionKeyword */: - case 23 /* DotDotDotToken */: - case 93 /* NewKeyword */: - case 98 /* ThisKeyword */: - return true; - } - return ts.tokenIsIdentifierOrKeyword(token()); - } - JSDocParser.isJSDocType = isJSDocType; function parseJSDocTypeExpressionForTests(content, start, length) { initializeState(content, 5 /* Latest */, /*_syntaxCursor:*/ undefined, 1 /* JS */); sourceFile = createSourceFile("file.js", 5 /* Latest */, 1 /* JS */); @@ -19072,265 +18034,20 @@ var ts; return jsDocTypeExpression ? { jsDocTypeExpression: jsDocTypeExpression, diagnostics: diagnostics } : undefined; } JSDocParser.parseJSDocTypeExpressionForTests = parseJSDocTypeExpressionForTests; - // Parses out a JSDoc type expression. - /* @internal */ - function parseJSDocTypeExpression() { - var result = createNode(262 /* JSDocTypeExpression */, scanner.getTokenPos()); - parseExpected(16 /* OpenBraceToken */); - result.type = parseJSDocTopLevelType(); - parseExpected(17 /* CloseBraceToken */); + function parseJSDocTypeExpression(requireBraces) { + var result = createNode(267 /* JSDocTypeExpression */, scanner.getTokenPos()); + if (!parseExpected(17 /* OpenBraceToken */) && requireBraces) { + return undefined; + } + result.type = doInsideOfContext(1048576 /* JSDoc */, parseType); + parseExpected(18 /* CloseBraceToken */); fixupParentReferences(result); return finishNode(result); } JSDocParser.parseJSDocTypeExpression = parseJSDocTypeExpression; - function parseJSDocTopLevelType() { - var type = parseJSDocType(); - if (token() === 48 /* BarToken */) { - var unionType = createNode(266 /* JSDocUnionType */, type.pos); - unionType.types = parseJSDocTypeList(type); - type = finishNode(unionType); - } - if (token() === 57 /* EqualsToken */) { - var optionalType = createNode(273 /* JSDocOptionalType */, type.pos); - nextToken(); - optionalType.type = type; - type = finishNode(optionalType); - } - return type; - } - function parseJSDocType() { - var type = parseBasicTypeExpression(); - while (true) { - if (token() === 20 /* OpenBracketToken */) { - var arrayType = createNode(265 /* JSDocArrayType */, type.pos); - arrayType.elementType = type; - nextToken(); - parseExpected(21 /* CloseBracketToken */); - type = finishNode(arrayType); - } - else if (token() === 54 /* QuestionToken */) { - var nullableType = createNode(268 /* JSDocNullableType */, type.pos); - nullableType.type = type; - nextToken(); - type = finishNode(nullableType); - } - else if (token() === 50 /* ExclamationToken */) { - var nonNullableType = createNode(269 /* JSDocNonNullableType */, type.pos); - nonNullableType.type = type; - nextToken(); - type = finishNode(nonNullableType); - } - else { - break; - } - } - return type; - } - function parseBasicTypeExpression() { - switch (token()) { - case 38 /* AsteriskToken */: - return parseJSDocAllType(); - case 54 /* QuestionToken */: - return parseJSDocUnknownOrNullableType(); - case 18 /* OpenParenToken */: - return parseJSDocUnionType(); - case 20 /* OpenBracketToken */: - return parseJSDocTupleType(); - case 50 /* ExclamationToken */: - return parseJSDocNonNullableType(); - case 16 /* OpenBraceToken */: - return parseJSDocRecordType(); - case 88 /* FunctionKeyword */: - return parseJSDocFunctionType(); - case 23 /* DotDotDotToken */: - return parseJSDocVariadicType(); - case 93 /* NewKeyword */: - return parseJSDocConstructorType(); - case 98 /* ThisKeyword */: - return parseJSDocThisType(); - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 94 /* NullKeyword */: - case 137 /* UndefinedKeyword */: - case 129 /* NeverKeyword */: - return parseTokenNode(); - case 9 /* StringLiteral */: - case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - return parseJSDocLiteralType(); - } - return parseJSDocTypeReference(); - } - function parseJSDocThisType() { - var result = createNode(277 /* JSDocThisType */); - nextToken(); - parseExpected(55 /* ColonToken */); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocConstructorType() { - var result = createNode(276 /* JSDocConstructorType */); - nextToken(); - parseExpected(55 /* ColonToken */); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocVariadicType() { - var result = createNode(275 /* JSDocVariadicType */); - nextToken(); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocFunctionType() { - var result = createNode(274 /* JSDocFunctionType */); - nextToken(); - parseExpected(18 /* OpenParenToken */); - result.parameters = parseDelimitedList(23 /* JSDocFunctionParameters */, parseJSDocParameter); - checkForTrailingComma(result.parameters); - parseExpected(19 /* CloseParenToken */); - if (token() === 55 /* ColonToken */) { - nextToken(); - result.type = parseJSDocType(); - } - return finishNode(result); - } - function parseJSDocParameter() { - var parameter = createNode(144 /* Parameter */); - parameter.type = parseJSDocType(); - if (parseOptional(57 /* EqualsToken */)) { - // TODO(rbuckton): Can this be changed to SyntaxKind.QuestionToken? - parameter.questionToken = createNode(57 /* EqualsToken */); - } - return finishNode(parameter); - } - function parseJSDocTypeReference() { - var result = createNode(272 /* JSDocTypeReference */); - result.name = parseSimplePropertyName(); - if (token() === 26 /* LessThanToken */) { - result.typeArguments = parseTypeArguments(); - } - else { - while (parseOptional(22 /* DotToken */)) { - if (token() === 26 /* LessThanToken */) { - result.typeArguments = parseTypeArguments(); - break; - } - else { - result.name = parseQualifiedName(result.name); - } - } - } - return finishNode(result); - } - function parseTypeArguments() { - // Move past the < - nextToken(); - var typeArguments = parseDelimitedList(24 /* JSDocTypeArguments */, parseJSDocType); - checkForTrailingComma(typeArguments); - checkForEmptyTypeArgumentList(typeArguments); - parseExpected(28 /* GreaterThanToken */); - return typeArguments; - } - function checkForEmptyTypeArgumentList(typeArguments) { - if (parseDiagnostics.length === 0 && typeArguments && typeArguments.length === 0) { - var start = typeArguments.pos - "<".length; - var end = ts.skipTrivia(sourceText, typeArguments.end) + ">".length; - return parseErrorAtPosition(start, end - start, ts.Diagnostics.Type_argument_list_cannot_be_empty); - } - } - function parseQualifiedName(left) { - var result = createNode(141 /* QualifiedName */, left.pos); - result.left = left; - result.right = parseIdentifierName(); - return finishNode(result); - } - function parseJSDocRecordType() { - var result = createNode(270 /* JSDocRecordType */); - result.literal = parseTypeLiteral(); - return finishNode(result); - } - function parseJSDocNonNullableType() { - var result = createNode(269 /* JSDocNonNullableType */); - nextToken(); - result.type = parseJSDocType(); - return finishNode(result); - } - function parseJSDocTupleType() { - var result = createNode(267 /* JSDocTupleType */); - nextToken(); - result.types = parseDelimitedList(26 /* JSDocTupleTypes */, parseJSDocType); - checkForTrailingComma(result.types); - parseExpected(21 /* CloseBracketToken */); - return finishNode(result); - } - function checkForTrailingComma(list) { - if (parseDiagnostics.length === 0 && list.hasTrailingComma) { - var start = list.end - ",".length; - parseErrorAtPosition(start, ",".length, ts.Diagnostics.Trailing_comma_not_allowed); - } - } - function parseJSDocUnionType() { - var result = createNode(266 /* JSDocUnionType */); - nextToken(); - result.types = parseJSDocTypeList(parseJSDocType()); - parseExpected(19 /* CloseParenToken */); - return finishNode(result); - } - function parseJSDocTypeList(firstType) { - ts.Debug.assert(!!firstType); - var types = createNodeArray([firstType], firstType.pos); - while (parseOptional(48 /* BarToken */)) { - types.push(parseJSDocType()); - } - types.end = scanner.getStartPos(); - return types; - } - function parseJSDocAllType() { - var result = createNode(263 /* JSDocAllType */); - nextToken(); - return finishNode(result); - } - function parseJSDocLiteralType() { - var result = createNode(288 /* JSDocLiteralType */); - result.literal = parseLiteralTypeNode(); - return finishNode(result); - } - function parseJSDocUnknownOrNullableType() { - var pos = scanner.getStartPos(); - // skip the ? - nextToken(); - // Need to lookahead to decide if this is a nullable or unknown type. - // Here are cases where we'll pick the unknown type: - // - // Foo(?, - // { a: ? } - // Foo(?) - // Foo - // Foo(?= - // (?| - if (token() === 25 /* CommaToken */ || - token() === 17 /* CloseBraceToken */ || - token() === 19 /* CloseParenToken */ || - token() === 28 /* GreaterThanToken */ || - token() === 57 /* EqualsToken */ || - token() === 48 /* BarToken */) { - var result = createNode(264 /* JSDocUnknownType */, pos); - return finishNode(result); - } - else { - var result = createNode(268 /* JSDocNullableType */, pos); - result.type = parseJSDocType(); - return finishNode(result); - } - } function parseIsolatedJSDocComment(content, start, length) { initializeState(content, 5 /* Latest */, /*_syntaxCursor:*/ undefined, 1 /* JS */); - sourceFile = { languageVariant: 0 /* Standard */, text: content }; + sourceFile = { languageVariant: 0 /* Standard */, text: content }; // tslint:disable-line no-object-literal-type-assertion var jsDoc = parseJSDocCommentWorker(start, length); var diagnostics = parseDiagnostics; clearState(); @@ -19345,10 +18062,17 @@ var ts; if (comment) { comment.parent = parent; } + if (ts.isInJavaScriptFile(parent)) { + if (!sourceFile.jsDocDiagnostics) { + sourceFile.jsDocDiagnostics = []; + } + (_a = sourceFile.jsDocDiagnostics).push.apply(_a, parseDiagnostics); + } currentToken = saveToken; parseDiagnostics.length = saveParseDiagnosticsLength; parseErrorBeforeNextFinishedNode = saveParseErrorBeforeNextFinishedNode; return comment; + var _a; } JSDocParser.parseJSDocComment = parseJSDocComment; var JSDocState; @@ -19357,6 +18081,11 @@ var ts; JSDocState[JSDocState["SawAsterisk"] = 1] = "SawAsterisk"; JSDocState[JSDocState["SavingComments"] = 2] = "SavingComments"; })(JSDocState || (JSDocState = {})); + var PropertyLikeParse; + (function (PropertyLikeParse) { + PropertyLikeParse[PropertyLikeParse["Property"] = 0] = "Property"; + PropertyLikeParse[PropertyLikeParse["Parameter"] = 1] = "Parameter"; + })(PropertyLikeParse || (PropertyLikeParse = {})); function parseJSDocCommentWorker(start, length) { var content = sourceText; start = start || 0; @@ -19366,6 +18095,8 @@ var ts; ts.Debug.assert(start <= end); ts.Debug.assert(end <= content.length); var tags; + var tagsPos; + var tagsEnd; var comments = []; var result; // Check for /** (JSDoc opening part) @@ -19399,7 +18130,7 @@ var ts; } while (token() !== 1 /* EndOfFileToken */) { switch (token()) { - case 56 /* AtToken */: + case 57 /* AtToken */: if (state === 0 /* BeginningOfLine */ || state === 1 /* SawAsterisk */) { removeTrailingNewlines(comments); parseTag(indent); @@ -19420,7 +18151,7 @@ var ts; state = 0 /* BeginningOfLine */; indent = 0; break; - case 38 /* AsteriskToken */: + case 39 /* AsteriskToken */: var asterisk = scanner.getTokenText(); if (state === 1 /* SawAsterisk */ || state === 2 /* SavingComments */) { // If we've already seen an asterisk, then we can no longer parse a tag on this line @@ -19433,7 +18164,7 @@ var ts; indent += asterisk.length; } break; - case 70 /* Identifier */: + case 71 /* Identifier */: // Anything else is doc comment text. We just save it. Because it // wasn't a tag, we can no longer parse a tag on this line until we hit the next // line break. @@ -19488,8 +18219,8 @@ var ts; content.charCodeAt(start + 3) !== 42 /* asterisk */; } function createJSDocComment() { - var result = createNode(278 /* JSDocComment */, start); - result.tags = tags; + var result = createNode(275 /* JSDocComment */, start); + result.tags = tags && createNodeArray(tags, tagsPos, tagsEnd); result.comment = comments.length ? comments.join("") : undefined; return finishNode(result, end); } @@ -19499,8 +18230,8 @@ var ts; } } function parseTag(indent) { - ts.Debug.assert(token() === 56 /* AtToken */); - var atToken = createNode(56 /* AtToken */, scanner.getTokenPos()); + ts.Debug.assert(token() === 57 /* AtToken */); + var atToken = createNode(57 /* AtToken */, scanner.getTokenPos()); atToken.end = scanner.getTextPos(); nextJSDocToken(); var tagName = parseJSDocIdentifierName(); @@ -19510,12 +18241,19 @@ var ts; } var tag; if (tagName) { - switch (tagName.text) { + switch (tagName.escapedText) { case "augments": + case "extends": tag = parseAugmentsTag(atToken, tagName); break; + case "class": + case "constructor": + tag = parseClassTag(atToken, tagName); + break; + case "arg": + case "argument": case "param": - tag = parseParamTag(atToken, tagName); + tag = parseParameterOrPropertyTag(atToken, tagName, 1 /* Parameter */); break; case "return": case "returns": @@ -19555,7 +18293,7 @@ var ts; comments.push(text); indent += text.length; } - while (token() !== 56 /* AtToken */ && token() !== 1 /* EndOfFileToken */) { + while (token() !== 57 /* AtToken */ && token() !== 1 /* EndOfFileToken */) { switch (token()) { case 4 /* NewLineTrivia */: if (state >= 1 /* SawAsterisk */) { @@ -19564,7 +18302,7 @@ var ts; } indent = 0; break; - case 56 /* AtToken */: + case 57 /* AtToken */: // Done break; case 5 /* WhitespaceTrivia */: @@ -19580,20 +18318,21 @@ var ts; indent += whitespace.length; } break; - case 38 /* AsteriskToken */: + case 39 /* AsteriskToken */: if (state === 0 /* BeginningOfLine */) { // leading asterisks start recording on the *next* (non-whitespace) token state = 1 /* SawAsterisk */; indent += scanner.getTokenText().length; break; } - // FALLTHROUGH otherwise to record the * as a comment + // record the * as a comment + // falls through default: state = 2 /* SavingComments */; // leading identifiers start recording as well pushComment(scanner.getTokenText()); break; } - if (token() === 56 /* AtToken */) { + if (token() === 57 /* AtToken */) { // Done break; } @@ -19604,7 +18343,7 @@ var ts; return comments; } function parseUnknownTag(atToken, tagName) { - var result = createNode(279 /* JSDocTag */, atToken.pos); + var result = createNode(276 /* JSDocTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; return finishNode(result); @@ -19612,190 +18351,209 @@ var ts; function addTag(tag, comments) { tag.comment = comments.join(""); if (!tags) { - tags = createNodeArray([tag], tag.pos); + tags = [tag]; + tagsPos = tag.pos; } else { tags.push(tag); } - tags.end = tag.end; + tagsEnd = tag.end; } function tryParseTypeExpression() { - return tryParse(function () { - skipWhitespace(); - if (token() !== 16 /* OpenBraceToken */) { - return undefined; - } - return parseJSDocTypeExpression(); - }); - } - function parseParamTag(atToken, tagName) { - var typeExpression = tryParseTypeExpression(); skipWhitespace(); - var name; - var isBracketed; - // Looking for something like '[foo]' or 'foo' - if (parseOptionalToken(20 /* OpenBracketToken */)) { - name = parseJSDocIdentifierName(); + return token() === 17 /* OpenBraceToken */ ? parseJSDocTypeExpression() : undefined; + } + function parseBracketNameInPropertyAndParamTag() { + // Looking for something like '[foo]', 'foo', '[foo.bar]' or 'foo.bar' + var isBracketed = parseOptional(21 /* OpenBracketToken */); + var name = parseJSDocEntityName(); + if (isBracketed) { skipWhitespace(); - isBracketed = true; // May have an optional default, e.g. '[foo = 42]' - if (parseOptionalToken(57 /* EqualsToken */)) { + if (parseOptionalToken(58 /* EqualsToken */)) { parseExpression(); } - parseExpected(21 /* CloseBracketToken */); - } - else if (ts.tokenIsIdentifierOrKeyword(token())) { - name = parseJSDocIdentifierName(); + parseExpected(22 /* CloseBracketToken */); } - if (!name) { - parseErrorAtPosition(scanner.getStartPos(), 0, ts.Diagnostics.Identifier_expected); - return undefined; - } - var preName, postName; - if (typeExpression) { - postName = name; - } - else { - preName = name; + return { name: name, isBracketed: isBracketed }; + } + function isObjectOrObjectArrayTypeReference(node) { + switch (node.kind) { + case 134 /* ObjectKeyword */: + return true; + case 164 /* ArrayType */: + return isObjectOrObjectArrayTypeReference(node.elementType); + default: + return ts.isTypeReferenceNode(node) && ts.isIdentifier(node.typeName) && node.typeName.escapedText === "Object"; } - if (!typeExpression) { + } + function parseParameterOrPropertyTag(atToken, tagName, target) { + var typeExpression = tryParseTypeExpression(); + var isNameFirst = !typeExpression; + skipWhitespace(); + var _a = parseBracketNameInPropertyAndParamTag(), name = _a.name, isBracketed = _a.isBracketed; + skipWhitespace(); + if (isNameFirst) { typeExpression = tryParseTypeExpression(); } - var result = createNode(281 /* JSDocParameterTag */, atToken.pos); + var result = target === 1 /* Parameter */ ? + createNode(279 /* JSDocParameterTag */, atToken.pos) : + createNode(284 /* JSDocPropertyTag */, atToken.pos); + var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name); + if (nestedTypeLiteral) { + typeExpression = nestedTypeLiteral; + isNameFirst = true; + } result.atToken = atToken; result.tagName = tagName; - result.preParameterName = preName; result.typeExpression = typeExpression; - result.postParameterName = postName; - result.parameterName = postName || preName; + result.name = name; + result.isNameFirst = isNameFirst; result.isBracketed = isBracketed; return finishNode(result); } - function parseReturnTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 282 /* JSDocReturnTag */; })) { - parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); + function parseNestedTypeLiteral(typeExpression, name) { + if (typeExpression && isObjectOrObjectArrayTypeReference(typeExpression.type)) { + var typeLiteralExpression = createNode(267 /* JSDocTypeExpression */, scanner.getTokenPos()); + var child = void 0; + var jsdocTypeLiteral = void 0; + var start_2 = scanner.getStartPos(); + var children = void 0; + while (child = tryParse(function () { return parseChildParameterOrPropertyTag(1 /* Parameter */, name); })) { + if (!children) { + children = []; + } + children.push(child); + } + if (children) { + jsdocTypeLiteral = createNode(285 /* JSDocTypeLiteral */, start_2); + jsdocTypeLiteral.jsDocPropertyTags = children; + if (typeExpression.type.kind === 164 /* ArrayType */) { + jsdocTypeLiteral.isArrayType = true; + } + typeLiteralExpression.type = finishNode(jsdocTypeLiteral); + return finishNode(typeLiteralExpression); + } } - var result = createNode(282 /* JSDocReturnTag */, atToken.pos); - result.atToken = atToken; - result.tagName = tagName; - result.typeExpression = tryParseTypeExpression(); - return finishNode(result); } - function parseTypeTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 283 /* JSDocTypeTag */; })) { - parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); + function parseReturnTag(atToken, tagName) { + if (ts.forEach(tags, function (t) { return t.kind === 280 /* JSDocReturnTag */; })) { + parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.escapedText); } - var result = createNode(283 /* JSDocTypeTag */, atToken.pos); + var result = createNode(280 /* JSDocReturnTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.typeExpression = tryParseTypeExpression(); return finishNode(result); } - function parsePropertyTag(atToken, tagName) { - var typeExpression = tryParseTypeExpression(); - skipWhitespace(); - var name = parseJSDocIdentifierName(); - skipWhitespace(); - if (!name) { - parseErrorAtPosition(scanner.getStartPos(), /*length*/ 0, ts.Diagnostics.Identifier_expected); - return undefined; + function parseTypeTag(atToken, tagName) { + if (ts.forEach(tags, function (t) { return t.kind === 281 /* JSDocTypeTag */; })) { + parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.escapedText); } - var result = createNode(286 /* JSDocPropertyTag */, atToken.pos); + var result = createNode(281 /* JSDocTypeTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; - result.name = name; - result.typeExpression = typeExpression; + result.typeExpression = parseJSDocTypeExpression(/*requireBraces*/ true); return finishNode(result); } function parseAugmentsTag(atToken, tagName) { - var typeExpression = tryParseTypeExpression(); - var result = createNode(280 /* JSDocAugmentsTag */, atToken.pos); + var result = createNode(277 /* JSDocAugmentsTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; - result.typeExpression = typeExpression; + result.class = parseExpressionWithTypeArgumentsForAugments(); return finishNode(result); } + function parseExpressionWithTypeArgumentsForAugments() { + var usedBrace = parseOptional(17 /* OpenBraceToken */); + var node = createNode(201 /* ExpressionWithTypeArguments */); + node.expression = parsePropertyAccessEntityNameExpression(); + node.typeArguments = tryParseTypeArguments(); + var res = finishNode(node); + if (usedBrace) { + parseExpected(18 /* CloseBraceToken */); + } + return res; + } + function parsePropertyAccessEntityNameExpression() { + var node = parseJSDocIdentifierName(/*createIfMissing*/ true); + while (parseOptional(23 /* DotToken */)) { + var prop = createNode(179 /* PropertyAccessExpression */, node.pos); + prop.expression = node; + prop.name = parseJSDocIdentifierName(); + node = finishNode(prop); + } + return node; + } + function parseClassTag(atToken, tagName) { + var tag = createNode(278 /* JSDocClassTag */, atToken.pos); + tag.atToken = atToken; + tag.tagName = tagName; + return finishNode(tag); + } function parseTypedefTag(atToken, tagName) { var typeExpression = tryParseTypeExpression(); skipWhitespace(); - var typedefTag = createNode(285 /* JSDocTypedefTag */, atToken.pos); + var typedefTag = createNode(283 /* JSDocTypedefTag */, atToken.pos); typedefTag.atToken = atToken; typedefTag.tagName = tagName; typedefTag.fullName = parseJSDocTypeNameWithNamespace(/*flags*/ 0); if (typedefTag.fullName) { var rightNode = typedefTag.fullName; - while (rightNode.kind !== 70 /* Identifier */) { + while (true) { + if (rightNode.kind === 71 /* Identifier */ || !rightNode.body) { + // if node is identifier - use it as name + // otherwise use name of the rightmost part that we were able to parse + typedefTag.name = rightNode.kind === 71 /* Identifier */ ? rightNode : rightNode.name; + break; + } rightNode = rightNode.body; } - typedefTag.name = rightNode; } - typedefTag.typeExpression = typeExpression; skipWhitespace(); - if (typeExpression) { - if (typeExpression.type.kind === 272 /* JSDocTypeReference */) { - var jsDocTypeReference = typeExpression.type; - if (jsDocTypeReference.name.kind === 70 /* Identifier */) { - var name_14 = jsDocTypeReference.name; - if (name_14.text === "Object") { - typedefTag.jsDocTypeLiteral = scanChildTags(); + typedefTag.typeExpression = typeExpression; + if (!typeExpression || isObjectOrObjectArrayTypeReference(typeExpression.type)) { + var child = void 0; + var jsdocTypeLiteral = void 0; + var childTypeTag = void 0; + var start_3 = scanner.getStartPos(); + while (child = tryParse(function () { return parseChildParameterOrPropertyTag(0 /* Property */); })) { + if (!jsdocTypeLiteral) { + jsdocTypeLiteral = createNode(285 /* JSDocTypeLiteral */, start_3); + } + if (child.kind === 281 /* JSDocTypeTag */) { + if (childTypeTag) { + break; + } + else { + childTypeTag = child; } } + else { + if (!jsdocTypeLiteral.jsDocPropertyTags) { + jsdocTypeLiteral.jsDocPropertyTags = []; + } + jsdocTypeLiteral.jsDocPropertyTags.push(child); + } } - if (!typedefTag.jsDocTypeLiteral) { - typedefTag.jsDocTypeLiteral = typeExpression.type; - } - } - else { - typedefTag.jsDocTypeLiteral = scanChildTags(); - } - return finishNode(typedefTag); - function scanChildTags() { - var jsDocTypeLiteral = createNode(287 /* JSDocTypeLiteral */, scanner.getStartPos()); - var resumePos = scanner.getStartPos(); - var canParseTag = true; - var seenAsterisk = false; - var parentTagTerminated = false; - while (token() !== 1 /* EndOfFileToken */ && !parentTagTerminated) { - nextJSDocToken(); - switch (token()) { - case 56 /* AtToken */: - if (canParseTag) { - parentTagTerminated = !tryParseChildTag(jsDocTypeLiteral); - if (!parentTagTerminated) { - resumePos = scanner.getStartPos(); - } - } - seenAsterisk = false; - break; - case 4 /* NewLineTrivia */: - resumePos = scanner.getStartPos() - 1; - canParseTag = true; - seenAsterisk = false; - break; - case 38 /* AsteriskToken */: - if (seenAsterisk) { - canParseTag = false; - } - seenAsterisk = true; - break; - case 70 /* Identifier */: - canParseTag = false; - case 1 /* EndOfFileToken */: - break; + if (jsdocTypeLiteral) { + if (typeExpression && typeExpression.type.kind === 164 /* ArrayType */) { + jsdocTypeLiteral.isArrayType = true; } + typedefTag.typeExpression = childTypeTag && childTypeTag.typeExpression && !isObjectOrObjectArrayTypeReference(childTypeTag.typeExpression.type) ? + childTypeTag.typeExpression : + finishNode(jsdocTypeLiteral); } - scanner.setTextPos(resumePos); - return finishNode(jsDocTypeLiteral); } + return finishNode(typedefTag); function parseJSDocTypeNameWithNamespace(flags) { var pos = scanner.getTokenPos(); var typeNameOrNamespaceName = parseJSDocIdentifierName(); - if (typeNameOrNamespaceName && parseOptional(22 /* DotToken */)) { - var jsDocNamespaceNode = createNode(230 /* ModuleDeclaration */, pos); + if (typeNameOrNamespaceName && parseOptional(23 /* DotToken */)) { + var jsDocNamespaceNode = createNode(233 /* ModuleDeclaration */, pos); jsDocNamespaceNode.flags |= flags; jsDocNamespaceNode.name = typeNameOrNamespaceName; jsDocNamespaceNode.body = parseJSDocTypeNameWithNamespace(4 /* NestedNamespace */); - return jsDocNamespaceNode; + return finishNode(jsDocNamespaceNode); } if (typeNameOrNamespaceName && flags & 4 /* NestedNamespace */) { typeNameOrNamespaceName.isInJSDocNamespace = true; @@ -19803,9 +18561,56 @@ var ts; return typeNameOrNamespaceName; } } - function tryParseChildTag(parentTag) { - ts.Debug.assert(token() === 56 /* AtToken */); - var atToken = createNode(56 /* AtToken */, scanner.getStartPos()); + function escapedTextsEqual(a, b) { + while (!ts.isIdentifier(a) || !ts.isIdentifier(b)) { + if (!ts.isIdentifier(a) && !ts.isIdentifier(b) && a.right.escapedText === b.right.escapedText) { + a = a.left; + b = b.left; + } + else { + return false; + } + } + return a.escapedText === b.escapedText; + } + function parseChildParameterOrPropertyTag(target, name) { + var canParseTag = true; + var seenAsterisk = false; + while (true) { + nextJSDocToken(); + switch (token()) { + case 57 /* AtToken */: + if (canParseTag) { + var child = tryParseChildTag(target); + if (child && child.kind === 279 /* JSDocParameterTag */ && + (ts.isIdentifier(child.name) || !escapedTextsEqual(name, child.name.left))) { + return false; + } + return child; + } + seenAsterisk = false; + break; + case 4 /* NewLineTrivia */: + canParseTag = true; + seenAsterisk = false; + break; + case 39 /* AsteriskToken */: + if (seenAsterisk) { + canParseTag = false; + } + seenAsterisk = true; + break; + case 71 /* Identifier */: + canParseTag = false; + break; + case 1 /* EndOfFileToken */: + return false; + } + } + } + function tryParseChildTag(target) { + ts.Debug.assert(token() === 57 /* AtToken */); + var atToken = createNode(57 /* AtToken */, scanner.getStartPos()); atToken.end = scanner.getTextPos(); nextJSDocToken(); var tagName = parseJSDocIdentifierName(); @@ -19813,47 +18618,38 @@ var ts; if (!tagName) { return false; } - switch (tagName.text) { + switch (tagName.escapedText) { case "type": - if (parentTag.jsDocTypeTag) { - // already has a @type tag, terminate the parent tag now. - return false; - } - parentTag.jsDocTypeTag = parseTypeTag(atToken, tagName); - return true; + return target === 0 /* Property */ && parseTypeTag(atToken, tagName); case "prop": case "property": - var propertyTag = parsePropertyTag(atToken, tagName); - if (propertyTag) { - if (!parentTag.jsDocPropertyTags) { - parentTag.jsDocPropertyTags = []; - } - parentTag.jsDocPropertyTags.push(propertyTag); - return true; - } - // Error parsing property tag - return false; + return target === 0 /* Property */ && parseParameterOrPropertyTag(atToken, tagName, target); + case "arg": + case "argument": + case "param": + return target === 1 /* Parameter */ && parseParameterOrPropertyTag(atToken, tagName, target); } return false; } function parseTemplateTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 284 /* JSDocTemplateTag */; })) { - parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); + if (ts.forEach(tags, function (t) { return t.kind === 282 /* JSDocTemplateTag */; })) { + parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.escapedText); } // Type parameter list looks like '@template T,U,V' - var typeParameters = createNodeArray(); + var typeParameters = []; + var typeParametersPos = getNodePos(); while (true) { - var name_15 = parseJSDocIdentifierName(); + var name = parseJSDocIdentifierName(); skipWhitespace(); - if (!name_15) { + if (!name) { parseErrorAtPosition(scanner.getStartPos(), 0, ts.Diagnostics.Identifier_expected); return undefined; } - var typeParameter = createNode(143 /* TypeParameter */, name_15.pos); - typeParameter.name = name_15; + var typeParameter = createNode(145 /* TypeParameter */, name.pos); + typeParameter.name = name; finishNode(typeParameter); typeParameters.push(typeParameter); - if (token() === 25 /* CommaToken */) { + if (token() === 26 /* CommaToken */) { nextJSDocToken(); skipWhitespace(); } @@ -19861,29 +18657,48 @@ var ts; break; } } - var result = createNode(284 /* JSDocTemplateTag */, atToken.pos); + var result = createNode(282 /* JSDocTemplateTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; - result.typeParameters = typeParameters; + result.typeParameters = createNodeArray(typeParameters, typeParametersPos); finishNode(result); - typeParameters.end = result.end; return result; } function nextJSDocToken() { return currentToken = scanner.scanJSDocToken(); } - function parseJSDocIdentifierName() { - return createJSDocIdentifier(ts.tokenIsIdentifierOrKeyword(token())); + function parseJSDocEntityName() { + var entity = parseJSDocIdentifierName(/*createIfMissing*/ true); + if (parseOptional(21 /* OpenBracketToken */)) { + parseExpected(22 /* CloseBracketToken */); + // Note that y[] is accepted as an entity name, but the postfix brackets are not saved for checking. + // Technically usejsdoc.org requires them for specifying a property of a type equivalent to Array<{ x: ...}> + // but it's not worth it to enforce that restriction. + } + while (parseOptional(23 /* DotToken */)) { + var name = parseJSDocIdentifierName(/*createIfMissing*/ true); + if (parseOptional(21 /* OpenBracketToken */)) { + parseExpected(22 /* CloseBracketToken */); + } + entity = createQualifiedName(entity, name); + } + return entity; } - function createJSDocIdentifier(isIdentifier) { - if (!isIdentifier) { - parseErrorAtCurrentToken(ts.Diagnostics.Identifier_expected); - return undefined; + function parseJSDocIdentifierName(createIfMissing) { + if (createIfMissing === void 0) { createIfMissing = false; } + if (!ts.tokenIsIdentifierOrKeyword(token())) { + if (createIfMissing) { + return createMissingNode(71 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Identifier_expected); + } + else { + parseErrorAtCurrentToken(ts.Diagnostics.Identifier_expected); + return undefined; + } } var pos = scanner.getTokenPos(); var end = scanner.getTextPos(); - var result = createNode(70 /* Identifier */, pos); - result.text = content.substring(pos, end); + var result = createNode(71 /* Identifier */, pos); + result.escapedText = ts.escapeLeadingUnderscores(content.substring(pos, end)); finishNode(result, end); nextJSDocToken(); return result; @@ -19988,7 +18803,7 @@ var ts; ts.Debug.assert(text === newText.substring(node.pos, node.end)); } forEachChild(node, visitNode, visitArray); - if (node.jsDoc) { + if (ts.hasJSDocNodes(node)) { for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { var jsDocComment = _a[_i]; forEachChild(jsDocComment, visitNode, visitArray); @@ -20000,8 +18815,8 @@ var ts; array._children = undefined; array.pos += delta; array.end += delta; - for (var _i = 0, array_9 = array; _i < array_9.length; _i++) { - var node = array_9[_i]; + for (var _i = 0, array_8 = array; _i < array_8.length; _i++) { + var node = array_8[_i]; visitNode(node); } } @@ -20010,7 +18825,7 @@ var ts; switch (node.kind) { case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 70 /* Identifier */: + case 71 /* Identifier */: return true; } return false; @@ -20138,8 +18953,8 @@ var ts; array._children = undefined; // Adjust the pos or end (or both) of the intersecting array accordingly. adjustIntersectingElement(array, changeStart, changeRangeOldEnd, changeRangeNewEnd, delta); - for (var _i = 0, array_10 = array; _i < array_10.length; _i++) { - var node = array_10[_i]; + for (var _i = 0, array_9 = array; _i < array_9.length; _i++) { + var node = array_9[_i]; visitNode(node); } return; @@ -20335,7 +19150,7 @@ var ts; if (position >= array.pos && position < array.end) { // position was in this array. Search through this array to see if we find a // viable element. - for (var i = 0, n = array.length; i < n; i++) { + for (var i = 0; i < array.length; i++) { var child = array[i]; if (child) { if (child.pos === position) { @@ -20381,16 +19196,16 @@ var ts; function getModuleInstanceState(node) { // A module is uninstantiated if it contains only // 1. interface declarations, type alias declarations - if (node.kind === 227 /* InterfaceDeclaration */ || node.kind === 228 /* TypeAliasDeclaration */) { + if (node.kind === 230 /* InterfaceDeclaration */ || node.kind === 231 /* TypeAliasDeclaration */) { return 0 /* NonInstantiated */; } else if (ts.isConstEnumDeclaration(node)) { return 2 /* ConstEnumOnly */; } - else if ((node.kind === 235 /* ImportDeclaration */ || node.kind === 234 /* ImportEqualsDeclaration */) && !(ts.hasModifier(node, 1 /* Export */))) { + else if ((node.kind === 238 /* ImportDeclaration */ || node.kind === 237 /* ImportEqualsDeclaration */) && !(ts.hasModifier(node, 1 /* Export */))) { return 0 /* NonInstantiated */; } - else if (node.kind === 231 /* ModuleBlock */) { + else if (node.kind === 234 /* ModuleBlock */) { var state_1 = 0 /* NonInstantiated */; ts.forEachChild(node, function (n) { switch (getModuleInstanceState(n)) { @@ -20409,11 +19224,11 @@ var ts; }); return state_1; } - else if (node.kind === 230 /* ModuleDeclaration */) { + else if (node.kind === 233 /* ModuleDeclaration */) { var body = node.body; return body ? getModuleInstanceState(body) : 1 /* Instantiated */; } - else if (node.kind === 70 /* Identifier */ && node.isInJSDocNamespace) { + else if (node.kind === 71 /* Identifier */ && node.isInJSDocNamespace) { return 0 /* NonInstantiated */; } else { @@ -20487,14 +19302,22 @@ var ts; // state used to aggregate transform flags during bind. var subtreeTransformFlags = 0 /* None */; var skipTransformFlagAggregation; + /** + * Inside the binder, we may create a diagnostic for an as-yet unbound node (with potentially no parent pointers, implying no accessible source file) + * If so, the node _must_ be in the current file (as that's the only way anything could have traversed to it to yield it as the error node) + * This version of `createDiagnosticForNode` uses the binder's context to account for this, and always yields correct diagnostics even in these situations. + */ + function createDiagnosticForNode(node, message, arg0, arg1, arg2) { + return ts.createDiagnosticForNodeInSourceFile(ts.getSourceFileOfNode(node) || file, node, message, arg0, arg1, arg2); + } function bindSourceFile(f, opts) { file = f; options = opts; languageVersion = ts.getEmitScriptTarget(options); inStrictMode = bindInStrictMode(file, opts); - classifiableNames = ts.createMap(); + classifiableNames = ts.createUnderscoreEscapedMap(); symbolCount = 0; - skipTransformFlagAggregation = ts.isDeclarationFile(file); + skipTransformFlagAggregation = file.isDeclarationFile; Symbol = ts.objectAllocator.getSymbolConstructor(); if (!file.locals) { bind(file); @@ -20522,7 +19345,7 @@ var ts; } return bindSourceFile; function bindInStrictMode(file, opts) { - if (opts.alwaysStrict && !ts.isDeclarationFile(file)) { + if ((opts.alwaysStrict === undefined ? opts.strict : opts.alwaysStrict) && !file.isDeclarationFile) { // bind in strict mode source files with alwaysStrict option return true; } @@ -20538,19 +19361,21 @@ var ts; symbol.flags |= symbolFlags; node.symbol = symbol; if (!symbol.declarations) { - symbol.declarations = []; + symbol.declarations = [node]; + } + else { + symbol.declarations.push(node); } - symbol.declarations.push(node); if (symbolFlags & 1952 /* HasExports */ && !symbol.exports) { - symbol.exports = ts.createMap(); + symbol.exports = ts.createSymbolTable(); } if (symbolFlags & 6240 /* HasMembers */ && !symbol.members) { - symbol.members = ts.createMap(); + symbol.members = ts.createSymbolTable(); } if (symbolFlags & 107455 /* Value */) { var valueDeclaration = symbol.valueDeclaration; if (!valueDeclaration || - (valueDeclaration.kind !== node.kind && valueDeclaration.kind === 230 /* ModuleDeclaration */)) { + (valueDeclaration.kind !== node.kind && valueDeclaration.kind === 233 /* ModuleDeclaration */)) { // other kinds of value declarations take precedence over modules symbol.valueDeclaration = node; } @@ -20559,79 +19384,65 @@ var ts; // Should not be called on a declaration with a computed property name, // unless it is a well known Symbol. function getDeclarationName(node) { - if (node.name) { + if (node.kind === 243 /* ExportAssignment */) { + return node.isExportEquals ? "export=" /* ExportEquals */ : "default" /* Default */; + } + var name = ts.getNameOfDeclaration(node); + if (name) { if (ts.isAmbientModule(node)) { - return ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + node.name.text + "\""; + var moduleName = ts.getTextOfIdentifierOrLiteral(name); + return (ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + moduleName + "\""); } - if (node.name.kind === 142 /* ComputedPropertyName */) { - var nameExpression = node.name.expression; + if (name.kind === 144 /* ComputedPropertyName */) { + var nameExpression = name.expression; // treat computed property names where expression is string/numeric literal as just string/numeric literal if (ts.isStringOrNumericLiteral(nameExpression)) { - return nameExpression.text; + return ts.escapeLeadingUnderscores(nameExpression.text); } ts.Debug.assert(ts.isWellKnownSymbolSyntactically(nameExpression)); - return ts.getPropertyNameForKnownSymbolName(nameExpression.name.text); + return ts.getPropertyNameForKnownSymbolName(ts.idText(nameExpression.name)); } - return node.name.text; + return ts.getEscapedTextOfIdentifierOrLiteral(name); } switch (node.kind) { - case 150 /* Constructor */: - return "__constructor"; - case 158 /* FunctionType */: - case 153 /* CallSignature */: - return "__call"; - case 159 /* ConstructorType */: - case 154 /* ConstructSignature */: - return "__new"; - case 155 /* IndexSignature */: - return "__index"; - case 241 /* ExportDeclaration */: - return "__export"; - case 240 /* ExportAssignment */: - return node.isExportEquals ? "export=" : "default"; - case 192 /* BinaryExpression */: - switch (ts.getSpecialPropertyAssignmentKind(node)) { - case 2 /* ModuleExports */: - // module.exports = ... - return "export="; - case 1 /* ExportsProperty */: - case 4 /* ThisProperty */: - // exports.x = ... or this.y = ... - return node.left.name.text; - case 3 /* PrototypeProperty */: - // className.prototype.methodName = ... - return node.left.expression.name.text; + case 152 /* Constructor */: + return "__constructor" /* Constructor */; + case 160 /* FunctionType */: + case 155 /* CallSignature */: + return "__call" /* Call */; + case 161 /* ConstructorType */: + case 156 /* ConstructSignature */: + return "__new" /* New */; + case 157 /* IndexSignature */: + return "__index" /* Index */; + case 244 /* ExportDeclaration */: + return "__export" /* ExportStar */; + case 194 /* BinaryExpression */: + if (ts.getSpecialPropertyAssignmentKind(node) === 2 /* ModuleExports */) { + // module.exports = ... + return "export=" /* ExportEquals */; } ts.Debug.fail("Unknown binary declaration kind"); break; - case 225 /* FunctionDeclaration */: - case 226 /* ClassDeclaration */: - return ts.hasModifier(node, 512 /* Default */) ? "default" : undefined; - case 274 /* JSDocFunctionType */: - return ts.isJSDocConstructSignature(node) ? "__new" : "__call"; - case 144 /* Parameter */: + case 228 /* FunctionDeclaration */: + case 229 /* ClassDeclaration */: + return (ts.hasModifier(node, 512 /* Default */) ? "default" /* Default */ : undefined); + case 273 /* JSDocFunctionType */: + return (ts.isJSDocConstructSignature(node) ? "__new" /* New */ : "__call" /* Call */); + case 146 /* Parameter */: // Parameters with names are handled at the top of this function. Parameters // without names can only come from JSDocFunctionTypes. - ts.Debug.assert(node.parent.kind === 274 /* JSDocFunctionType */); + ts.Debug.assert(node.parent.kind === 273 /* JSDocFunctionType */); var functionType = node.parent; var index = ts.indexOf(functionType.parameters, node); return "arg" + index; - case 285 /* JSDocTypedefTag */: - var parentNode = node.parent && node.parent.parent; - var nameFromParentNode = void 0; - if (parentNode && parentNode.kind === 205 /* VariableStatement */) { - if (parentNode.declarationList.declarations.length > 0) { - var nameIdentifier = parentNode.declarationList.declarations[0].name; - if (nameIdentifier.kind === 70 /* Identifier */) { - nameFromParentNode = nameIdentifier.text; - } - } - } - return nameFromParentNode; + case 283 /* JSDocTypedefTag */: + var name_2 = ts.getNameOfJSDocTypedef(node); + return typeof name_2 !== "undefined" ? name_2.escapedText : undefined; } } function getDisplayName(node) { - return node.name ? ts.declarationNameToString(node.name) : getDeclarationName(node); + return node.name ? ts.declarationNameToString(node.name) : ts.unescapeLeadingUnderscores(getDeclarationName(node)); } /** * Declares a Symbol for the node and adds it to symbols. Reports errors for conflicting identifier names. @@ -20641,14 +19452,14 @@ var ts; * @param includes - The SymbolFlags that node has in addition to its declaration type (eg: export, ambient, etc.) * @param excludes - The flags which node cannot be declared alongside in a symbol table. Used to report forbidden declarations. */ - function declareSymbol(symbolTable, parent, node, includes, excludes) { + function declareSymbol(symbolTable, parent, node, includes, excludes, isReplaceableByMethod) { ts.Debug.assert(!ts.hasDynamicName(node)); var isDefaultExport = ts.hasModifier(node, 512 /* Default */); // The exported symbol for an export default function/class node is always named "default" - var name = isDefaultExport && parent ? "default" : getDeclarationName(node); + var name = isDefaultExport && parent ? "default" /* Default */ : getDeclarationName(node); var symbol; if (name === undefined) { - symbol = createSymbol(0 /* None */, "__missing"); + symbol = createSymbol(0 /* None */, "__missing" /* Missing */); } else { // Check and see if the symbol table already has a symbol with this name. If not, @@ -20674,15 +19485,24 @@ var ts; // Otherwise, we'll be merging into a compatible existing symbol (for example when // you have multiple 'vars' with the same name in the same container). In this case // just add this node into the declarations list of the symbol. - symbol = symbolTable[name] || (symbolTable[name] = createSymbol(0 /* None */, name)); - if (name && (includes & 788448 /* Classifiable */)) { - classifiableNames[name] = name; + symbol = symbolTable.get(name); + if (includes & 788448 /* Classifiable */) { + classifiableNames.set(name, true); + } + if (!symbol) { + symbolTable.set(name, symbol = createSymbol(0 /* None */, name)); + if (isReplaceableByMethod) + symbol.isReplaceableByMethod = true; } - if (symbol.flags & excludes) { + else if (isReplaceableByMethod && !symbol.isReplaceableByMethod) { + // A symbol already exists, so don't add this as a declaration. + return symbol; + } + else if (symbol.flags & excludes) { if (symbol.isReplaceableByMethod) { // Javascript constructor-declared symbols can be discarded in favor of // prototype symbols like methods. - symbol = symbolTable[name] = createSymbol(0 /* None */, name); + symbolTable.set(name, symbol = createSymbol(0 /* None */, name)); } else { if (node.name) { @@ -20706,15 +19526,15 @@ var ts; // 1. multiple export default of class declaration or function declaration by checking NodeFlags.Default // 2. multiple export default of export assignment. This one doesn't have NodeFlags.Default on (as export default doesn't considered as modifiers) if (symbol.declarations && symbol.declarations.length && - (isDefaultExport || (node.kind === 240 /* ExportAssignment */ && !node.isExportEquals))) { + (isDefaultExport || (node.kind === 243 /* ExportAssignment */ && !node.isExportEquals))) { message_1 = ts.Diagnostics.A_module_cannot_have_multiple_default_exports; } } } ts.forEach(symbol.declarations, function (declaration) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(declaration.name || declaration, message_1, getDisplayName(declaration))); + file.bindDiagnostics.push(createDiagnosticForNode(ts.getNameOfDeclaration(declaration) || declaration, message_1, getDisplayName(declaration))); }); - file.bindDiagnostics.push(ts.createDiagnosticForNode(node.name || node, message_1, getDisplayName(node))); + file.bindDiagnostics.push(createDiagnosticForNode(ts.getNameOfDeclaration(node) || node, message_1, getDisplayName(node))); symbol = createSymbol(0 /* None */, name); } } @@ -20725,18 +19545,17 @@ var ts; } function declareModuleMember(node, symbolFlags, symbolExcludes) { var hasExportModifier = ts.getCombinedModifierFlags(node) & 1 /* Export */; - if (symbolFlags & 8388608 /* Alias */) { - if (node.kind === 243 /* ExportSpecifier */ || (node.kind === 234 /* ImportEqualsDeclaration */ && hasExportModifier)) { + if (symbolFlags & 2097152 /* Alias */) { + if (node.kind === 246 /* ExportSpecifier */ || (node.kind === 237 /* ImportEqualsDeclaration */ && hasExportModifier)) { return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); } else { - return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes); + return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } else { - // Exported module members are given 2 symbols: A local symbol that is classified with an ExportValue, - // ExportType, or ExportContainer flag, and an associated export symbol with all the correct flags set - // on it. There are 2 main reasons: + // Exported module members are given 2 symbols: A local symbol that is classified with an ExportValue flag, + // and an associated export symbol with all the correct flags set on it. There are 2 main reasons: // // 1. We treat locals and exports of the same name as mutually exclusive within a container. // That means the binder will issue a Duplicate Identifier error if you mix locals and exports @@ -20749,21 +19568,21 @@ var ts; // during global merging in the checker. Why? The only case when ambient module is permitted inside another module is module augmentation // and this case is specially handled. Module augmentations should only be merged with original module definition // and should never be merged directly with other augmentation, and the latter case would be possible if automatic merge is allowed. - var isJSDocTypedefInJSDocNamespace = node.kind === 285 /* JSDocTypedefTag */ && + if (node.kind === 283 /* JSDocTypedefTag */) + ts.Debug.assert(ts.isInJavaScriptFile(node)); // We shouldn't add symbols for JSDoc nodes if not in a JS file. + var isJSDocTypedefInJSDocNamespace = node.kind === 283 /* JSDocTypedefTag */ && node.name && - node.name.kind === 70 /* Identifier */ && + node.name.kind === 71 /* Identifier */ && node.name.isInJSDocNamespace; if ((!ts.isAmbientModule(node) && (hasExportModifier || container.flags & 32 /* ExportContext */)) || isJSDocTypedefInJSDocNamespace) { - var exportKind = (symbolFlags & 107455 /* Value */ ? 1048576 /* ExportValue */ : 0) | - (symbolFlags & 793064 /* Type */ ? 2097152 /* ExportType */ : 0) | - (symbolFlags & 1920 /* Namespace */ ? 4194304 /* ExportNamespace */ : 0); - var local = declareSymbol(container.locals, undefined, node, exportKind, symbolExcludes); + var exportKind = symbolFlags & 107455 /* Value */ ? 1048576 /* ExportValue */ : 0; + var local = declareSymbol(container.locals, /*parent*/ undefined, node, exportKind, symbolExcludes); local.exportSymbol = declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); node.localSymbol = local; return local; } else { - return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes); + return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } } @@ -20796,7 +19615,7 @@ var ts; if (containerFlags & 1 /* IsContainer */) { container = blockScopeContainer = node; if (containerFlags & 32 /* HasLocals */) { - container.locals = ts.createMap(); + container.locals = ts.createSymbolTable(); } addToContainerChain(container); } @@ -20836,7 +19655,7 @@ var ts; if (hasExplicitReturn) node.flags |= 256 /* HasExplicitReturn */; } - if (node.kind === 261 /* SourceFile */) { + if (node.kind === 265 /* SourceFile */) { node.flags |= emitFlags; } if (isIIFE) { @@ -20907,74 +19726,91 @@ var ts; // Binding of JsDocComment should be done before the current block scope container changes. // because the scope of JsDocComment should not be affected by whether the current node is a // container or not. - if (ts.isInJavaScriptFile(node) && node.jsDoc) { - ts.forEach(node.jsDoc, bind); + if (ts.hasJSDocNodes(node)) { + if (ts.isInJavaScriptFile(node)) { + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var j = _a[_i]; + bind(j); + } + } + else { + for (var _b = 0, _c = node.jsDoc; _b < _c.length; _b++) { + var j = _c[_b]; + setParentPointers(node, j); + } + } } if (checkUnreachable(node)) { bindEachChild(node); return; } switch (node.kind) { - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: bindWhileStatement(node); break; - case 209 /* DoStatement */: + case 212 /* DoStatement */: bindDoStatement(node); break; - case 211 /* ForStatement */: + case 214 /* ForStatement */: bindForStatement(node); break; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: bindForInOrForOfStatement(node); break; - case 208 /* IfStatement */: + case 211 /* IfStatement */: bindIfStatement(node); break; - case 216 /* ReturnStatement */: - case 220 /* ThrowStatement */: + case 219 /* ReturnStatement */: + case 223 /* ThrowStatement */: bindReturnOrThrow(node); break; - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: bindBreakOrContinueStatement(node); break; - case 221 /* TryStatement */: + case 224 /* TryStatement */: bindTryStatement(node); break; - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: bindSwitchStatement(node); break; - case 232 /* CaseBlock */: + case 235 /* CaseBlock */: bindCaseBlock(node); break; - case 253 /* CaseClause */: + case 257 /* CaseClause */: bindCaseClause(node); break; - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: bindLabeledStatement(node); break; - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: bindPrefixUnaryExpressionFlow(node); break; - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: bindPostfixUnaryExpressionFlow(node); break; - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: bindBinaryExpressionFlow(node); break; - case 186 /* DeleteExpression */: + case 188 /* DeleteExpression */: bindDeleteExpressionFlow(node); break; - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: bindConditionalExpressionFlow(node); break; - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: bindVariableDeclarationFlow(node); break; - case 179 /* CallExpression */: + case 181 /* CallExpression */: bindCallExpressionFlow(node); break; + case 275 /* JSDocComment */: + bindJSDocComment(node); + break; + case 283 /* JSDocTypedefTag */: + bindJSDocTypedefTag(node); + break; default: bindEachChild(node); break; @@ -20982,25 +19818,26 @@ var ts; } function isNarrowingExpression(expr) { switch (expr.kind) { - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - case 177 /* PropertyAccessExpression */: + case 71 /* Identifier */: + case 99 /* ThisKeyword */: + case 179 /* PropertyAccessExpression */: return isNarrowableReference(expr); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return hasNarrowableArgument(expr); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return isNarrowingExpression(expr.expression); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return isNarrowingBinaryExpression(expr); - case 190 /* PrefixUnaryExpression */: - return expr.operator === 50 /* ExclamationToken */ && isNarrowingExpression(expr.operand); + case 192 /* PrefixUnaryExpression */: + return expr.operator === 51 /* ExclamationToken */ && isNarrowingExpression(expr.operand); } return false; } function isNarrowableReference(expr) { - return expr.kind === 70 /* Identifier */ || - expr.kind === 98 /* ThisKeyword */ || - expr.kind === 177 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression); + return expr.kind === 71 /* Identifier */ || + expr.kind === 99 /* ThisKeyword */ || + expr.kind === 97 /* SuperKeyword */ || + expr.kind === 179 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression); } function hasNarrowableArgument(expr) { if (expr.arguments) { @@ -21011,41 +19848,41 @@ var ts; } } } - if (expr.expression.kind === 177 /* PropertyAccessExpression */ && + if (expr.expression.kind === 179 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression.expression)) { return true; } return false; } function isNarrowingTypeofOperands(expr1, expr2) { - return expr1.kind === 187 /* TypeOfExpression */ && isNarrowableOperand(expr1.expression) && expr2.kind === 9 /* StringLiteral */; + return expr1.kind === 189 /* TypeOfExpression */ && isNarrowableOperand(expr1.expression) && expr2.kind === 9 /* StringLiteral */; } function isNarrowingBinaryExpression(expr) { switch (expr.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return isNarrowableReference(expr.left); - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: return isNarrowableOperand(expr.left) || isNarrowableOperand(expr.right) || isNarrowingTypeofOperands(expr.right, expr.left) || isNarrowingTypeofOperands(expr.left, expr.right); - case 92 /* InstanceOfKeyword */: + case 93 /* InstanceOfKeyword */: return isNarrowableOperand(expr.left); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return isNarrowingExpression(expr.right); } return false; } function isNarrowableOperand(expr) { switch (expr.kind) { - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return isNarrowableOperand(expr.expression); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (expr.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return isNarrowableOperand(expr.left); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return isNarrowableOperand(expr.right); } } @@ -21080,48 +19917,31 @@ var ts; if (!expression) { return flags & 32 /* TrueCondition */ ? antecedent : unreachableFlow; } - if (expression.kind === 100 /* TrueKeyword */ && flags & 64 /* FalseCondition */ || - expression.kind === 85 /* FalseKeyword */ && flags & 32 /* TrueCondition */) { + if (expression.kind === 101 /* TrueKeyword */ && flags & 64 /* FalseCondition */ || + expression.kind === 86 /* FalseKeyword */ && flags & 32 /* TrueCondition */) { return unreachableFlow; } if (!isNarrowingExpression(expression)) { return antecedent; } setFlowNodeReferenced(antecedent); - return { - flags: flags, - expression: expression, - antecedent: antecedent - }; + return { flags: flags, expression: expression, antecedent: antecedent }; } function createFlowSwitchClause(antecedent, switchStatement, clauseStart, clauseEnd) { if (!isNarrowingExpression(switchStatement.expression)) { return antecedent; } setFlowNodeReferenced(antecedent); - return { - flags: 128 /* SwitchClause */, - switchStatement: switchStatement, - clauseStart: clauseStart, - clauseEnd: clauseEnd, - antecedent: antecedent - }; + return { flags: 128 /* SwitchClause */, switchStatement: switchStatement, clauseStart: clauseStart, clauseEnd: clauseEnd, antecedent: antecedent }; } function createFlowAssignment(antecedent, node) { setFlowNodeReferenced(antecedent); - return { - flags: 16 /* Assignment */, - antecedent: antecedent, - node: node - }; + return { flags: 16 /* Assignment */, antecedent: antecedent, node: node }; } function createFlowArrayMutation(antecedent, node) { setFlowNodeReferenced(antecedent); - return { - flags: 256 /* ArrayMutation */, - antecedent: antecedent, - node: node - }; + var res = { flags: 256 /* ArrayMutation */, antecedent: antecedent, node: node }; + return res; } function finishFlowLabel(flow) { var antecedents = flow.antecedents; @@ -21136,34 +19956,34 @@ var ts; function isStatementCondition(node) { var parent = node.parent; switch (parent.kind) { - case 208 /* IfStatement */: - case 210 /* WhileStatement */: - case 209 /* DoStatement */: + case 211 /* IfStatement */: + case 213 /* WhileStatement */: + case 212 /* DoStatement */: return parent.expression === node; - case 211 /* ForStatement */: - case 193 /* ConditionalExpression */: + case 214 /* ForStatement */: + case 195 /* ConditionalExpression */: return parent.condition === node; } return false; } function isLogicalExpression(node) { while (true) { - if (node.kind === 183 /* ParenthesizedExpression */) { + if (node.kind === 185 /* ParenthesizedExpression */) { node = node.expression; } - else if (node.kind === 190 /* PrefixUnaryExpression */ && node.operator === 50 /* ExclamationToken */) { + else if (node.kind === 192 /* PrefixUnaryExpression */ && node.operator === 51 /* ExclamationToken */) { node = node.operand; } else { - return node.kind === 192 /* BinaryExpression */ && (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */ || - node.operatorToken.kind === 53 /* BarBarToken */); + return node.kind === 194 /* BinaryExpression */ && (node.operatorToken.kind === 53 /* AmpersandAmpersandToken */ || + node.operatorToken.kind === 54 /* BarBarToken */); } } } function isTopLevelLogicalExpression(node) { - while (node.parent.kind === 183 /* ParenthesizedExpression */ || - node.parent.kind === 190 /* PrefixUnaryExpression */ && - node.parent.operator === 50 /* ExclamationToken */) { + while (node.parent.kind === 185 /* ParenthesizedExpression */ || + node.parent.kind === 192 /* PrefixUnaryExpression */ && + node.parent.operator === 51 /* ExclamationToken */) { node = node.parent; } return !isStatementCondition(node) && !isLogicalExpression(node.parent); @@ -21204,7 +20024,7 @@ var ts; } function bindDoStatement(node) { var preDoLabel = createLoopLabel(); - var enclosingLabeledStatement = node.parent.kind === 219 /* LabeledStatement */ + var enclosingLabeledStatement = node.parent.kind === 222 /* LabeledStatement */ ? ts.lastOrUndefined(activeLabels) : undefined; // if do statement is wrapped in labeled statement then target labels for break/continue with or without @@ -21238,10 +20058,13 @@ var ts; var postLoopLabel = createBranchLabel(); addAntecedent(preLoopLabel, currentFlow); currentFlow = preLoopLabel; + if (node.kind === 216 /* ForOfStatement */) { + bind(node.awaitModifier); + } bind(node.expression); addAntecedent(postLoopLabel, currentFlow); bind(node.initializer); - if (node.initializer.kind !== 224 /* VariableDeclarationList */) { + if (node.initializer.kind !== 227 /* VariableDeclarationList */) { bindAssignmentTargetFlow(node.initializer); } bindIterativeStatement(node.statement, postLoopLabel, preLoopLabel); @@ -21263,7 +20086,7 @@ var ts; } function bindReturnOrThrow(node) { bind(node.expression); - if (node.kind === 216 /* ReturnStatement */) { + if (node.kind === 219 /* ReturnStatement */) { hasExplicitReturn = true; if (currentReturnTarget) { addAntecedent(currentReturnTarget, currentFlow); @@ -21283,7 +20106,7 @@ var ts; return undefined; } function bindBreakOrContinueFlow(node, breakTarget, continueTarget) { - var flowLabel = node.kind === 215 /* BreakStatement */ ? breakTarget : continueTarget; + var flowLabel = node.kind === 218 /* BreakStatement */ ? breakTarget : continueTarget; if (flowLabel) { addAntecedent(flowLabel, currentFlow); currentFlow = unreachableFlow; @@ -21292,7 +20115,7 @@ var ts; function bindBreakOrContinueStatement(node) { bind(node.label); if (node.label) { - var activeLabel = findActiveLabel(node.label.text); + var activeLabel = findActiveLabel(node.label.escapedText); if (activeLabel) { activeLabel.referenced = true; bindBreakOrContinueFlow(node, activeLabel.breakTarget, activeLabel.continueTarget); @@ -21319,7 +20142,32 @@ var ts; if (node.finallyBlock) { // in finally flow is combined from pre-try/flow from try/flow from catch // pre-flow is necessary to make sure that finally is reachable even if finally flows in both try and finally blocks are unreachable - addAntecedent(preFinallyLabel, preTryFlow); + // also for finally blocks we inject two extra edges into the flow graph. + // first -> edge that connects pre-try flow with the label at the beginning of the finally block, it has lock associated with it + // second -> edge that represents post-finally flow. + // these edges are used in following scenario: + // let a; (1) + // try { a = someOperation(); (2)} + // finally { (3) console.log(a) } (4) + // (5) a + // flow graph for this case looks roughly like this (arrows show ): + // (1-pre-try-flow) <--.. <-- (2-post-try-flow) + // ^ ^ + // |*****(3-pre-finally-label) -----| + // ^ + // |-- ... <-- (4-post-finally-label) <--- (5) + // In case when we walk the flow starting from inside the finally block we want to take edge '*****' into account + // since it ensures that finally is always reachable. However when we start outside the finally block and go through label (5) + // then edge '*****' should be discarded because label 4 is only reachable if post-finally label-4 is reachable + // Simply speaking code inside finally block is treated as reachable as pre-try-flow + // since we conservatively assume that any line in try block can throw or return in which case we'll enter finally. + // However code after finally is reachable only if control flow was not abrupted in try/catch or finally blocks - it should be composed from + // final flows of these blocks without taking pre-try flow into account. + // + // extra edges that we inject allows to control this behavior + // if when walking the flow we step on post-finally edge - we can mark matching pre-finally edge as locked so it will be skipped. + var preFinallyFlow = { flags: 2048 /* PreFinally */, antecedent: preTryFlow, lock: {} }; + addAntecedent(preFinallyLabel, preFinallyFlow); currentFlow = finishFlowLabel(preFinallyLabel); bind(node.finallyBlock); // if flow after finally is unreachable - keep it @@ -21335,6 +20183,11 @@ var ts; : unreachableFlow; } } + if (!(currentFlow.flags & 1 /* Unreachable */)) { + var afterFinallyFlow = { flags: 4096 /* AfterFinally */, antecedent: currentFlow }; + preFinallyFlow.lock = afterFinallyFlow; + currentFlow = afterFinallyFlow; + } } else { currentFlow = finishFlowLabel(preFinallyLabel); @@ -21349,7 +20202,7 @@ var ts; preSwitchCaseFlow = currentFlow; bind(node.caseBlock); addAntecedent(postSwitchLabel, currentFlow); - var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 254 /* DefaultClause */; }); + var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 258 /* DefaultClause */; }); // We mark a switch statement as possibly exhaustive if it has no default clause and if all // case clauses have unreachable end points (e.g. they all return). node.possiblyExhaustive = !hasDefault && !postSwitchLabel.antecedents; @@ -21410,20 +20263,20 @@ var ts; var postStatementLabel = createBranchLabel(); bind(node.label); addAntecedent(preStatementLabel, currentFlow); - var activeLabel = pushActiveLabel(node.label.text, postStatementLabel, preStatementLabel); + var activeLabel = pushActiveLabel(node.label.escapedText, postStatementLabel, preStatementLabel); bind(node.statement); popActiveLabel(); if (!activeLabel.referenced && !options.allowUnusedLabels) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node.label, ts.Diagnostics.Unused_label)); + file.bindDiagnostics.push(createDiagnosticForNode(node.label, ts.Diagnostics.Unused_label)); } - if (!node.statement || node.statement.kind !== 209 /* DoStatement */) { + if (!node.statement || node.statement.kind !== 212 /* DoStatement */) { // do statement sets current flow inside bindDoStatement addAntecedent(postStatementLabel, currentFlow); currentFlow = finishFlowLabel(postStatementLabel); } } function bindDestructuringTargetFlow(node) { - if (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */) { + if (node.kind === 194 /* BinaryExpression */ && node.operatorToken.kind === 58 /* EqualsToken */) { bindAssignmentTargetFlow(node.left); } else { @@ -21434,10 +20287,10 @@ var ts; if (isNarrowableReference(node)) { currentFlow = createFlowAssignment(currentFlow, node); } - else if (node.kind === 175 /* ArrayLiteralExpression */) { + else if (node.kind === 177 /* ArrayLiteralExpression */) { for (var _i = 0, _a = node.elements; _i < _a.length; _i++) { var e = _a[_i]; - if (e.kind === 196 /* SpreadElement */) { + if (e.kind === 198 /* SpreadElement */) { bindAssignmentTargetFlow(e.expression); } else { @@ -21445,16 +20298,16 @@ var ts; } } } - else if (node.kind === 176 /* ObjectLiteralExpression */) { + else if (node.kind === 178 /* ObjectLiteralExpression */) { for (var _b = 0, _c = node.properties; _b < _c.length; _b++) { var p = _c[_b]; - if (p.kind === 257 /* PropertyAssignment */) { + if (p.kind === 261 /* PropertyAssignment */) { bindDestructuringTargetFlow(p.initializer); } - else if (p.kind === 258 /* ShorthandPropertyAssignment */) { + else if (p.kind === 262 /* ShorthandPropertyAssignment */) { bindAssignmentTargetFlow(p.name); } - else if (p.kind === 259 /* SpreadAssignment */) { + else if (p.kind === 263 /* SpreadAssignment */) { bindAssignmentTargetFlow(p.expression); } } @@ -21462,7 +20315,7 @@ var ts; } function bindLogicalExpression(node, trueTarget, falseTarget) { var preRightLabel = createBranchLabel(); - if (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */) { + if (node.operatorToken.kind === 53 /* AmpersandAmpersandToken */) { bindCondition(node.left, preRightLabel, falseTarget); } else { @@ -21473,7 +20326,7 @@ var ts; bindCondition(node.right, trueTarget, falseTarget); } function bindPrefixUnaryExpressionFlow(node) { - if (node.operator === 50 /* ExclamationToken */) { + if (node.operator === 51 /* ExclamationToken */) { var saveTrueTarget = currentTrueTarget; currentTrueTarget = currentFalseTarget; currentFalseTarget = saveTrueTarget; @@ -21483,20 +20336,20 @@ var ts; } else { bindEachChild(node); - if (node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) { + if (node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) { bindAssignmentTargetFlow(node.operand); } } } function bindPostfixUnaryExpressionFlow(node) { bindEachChild(node); - if (node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) { + if (node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) { bindAssignmentTargetFlow(node.operand); } } function bindBinaryExpressionFlow(node) { var operator = node.operatorToken.kind; - if (operator === 52 /* AmpersandAmpersandToken */ || operator === 53 /* BarBarToken */) { + if (operator === 53 /* AmpersandAmpersandToken */ || operator === 54 /* BarBarToken */) { if (isTopLevelLogicalExpression(node)) { var postExpressionLabel = createBranchLabel(); bindLogicalExpression(node, postExpressionLabel, postExpressionLabel); @@ -21510,7 +20363,7 @@ var ts; bindEachChild(node); if (ts.isAssignmentOperator(operator) && !ts.isAssignmentTarget(node)) { bindAssignmentTargetFlow(node.left); - if (operator === 57 /* EqualsToken */ && node.left.kind === 178 /* ElementAccessExpression */) { + if (operator === 58 /* EqualsToken */ && node.left.kind === 180 /* ElementAccessExpression */) { var elementAccess = node.left; if (isNarrowableOperand(elementAccess.expression)) { currentFlow = createFlowArrayMutation(currentFlow, node); @@ -21521,7 +20374,7 @@ var ts; } function bindDeleteExpressionFlow(node) { bindEachChild(node); - if (node.expression.kind === 177 /* PropertyAccessExpression */) { + if (node.expression.kind === 179 /* PropertyAccessExpression */) { bindAssignmentTargetFlow(node.expression); } } @@ -21554,19 +20407,37 @@ var ts; } function bindVariableDeclarationFlow(node) { bindEachChild(node); - if (node.initializer || node.parent.parent.kind === 212 /* ForInStatement */ || node.parent.parent.kind === 213 /* ForOfStatement */) { + if (node.initializer || ts.isForInOrOfStatement(node.parent.parent)) { bindInitializedVariableFlow(node); } } + function bindJSDocComment(node) { + ts.forEachChild(node, function (n) { + if (n.kind !== 283 /* JSDocTypedefTag */) { + bind(n); + } + }); + } + function bindJSDocTypedefTag(node) { + ts.forEachChild(node, function (n) { + // if the node has a fullName "A.B.C", that means symbol "C" was already bound + // when we visit "fullName"; so when we visit the name "C" as the next child of + // the jsDocTypedefTag, we should skip binding it. + if (node.fullName && n === node.name && node.fullName.kind !== 71 /* Identifier */) { + return; + } + bind(n); + }); + } function bindCallExpressionFlow(node) { // If the target of the call expression is a function expression or arrow function we have // an immediately invoked function expression (IIFE). Initialize the flowNode property to // the current control flow (which includes evaluation of the IIFE arguments). var expr = node.expression; - while (expr.kind === 183 /* ParenthesizedExpression */) { + while (expr.kind === 185 /* ParenthesizedExpression */) { expr = expr.expression; } - if (expr.kind === 184 /* FunctionExpression */ || expr.kind === 185 /* ArrowFunction */) { + if (expr.kind === 186 /* FunctionExpression */ || expr.kind === 187 /* ArrowFunction */) { bindEach(node.typeArguments); bindEach(node.arguments); bind(node.expression); @@ -21574,7 +20445,7 @@ var ts; else { bindEachChild(node); } - if (node.expression.kind === 177 /* PropertyAccessExpression */) { + if (node.expression.kind === 179 /* PropertyAccessExpression */) { var propertyAccess = node.expression; if (isNarrowableOperand(propertyAccess.expression) && ts.isPushOrUnshiftIdentifier(propertyAccess.name)) { currentFlow = createFlowArrayMutation(currentFlow, node); @@ -21583,52 +20454,53 @@ var ts; } function getContainerFlags(node) { switch (node.kind) { - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 176 /* ObjectLiteralExpression */: - case 161 /* TypeLiteral */: - case 287 /* JSDocTypeLiteral */: - case 270 /* JSDocRecordType */: + case 199 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + case 178 /* ObjectLiteralExpression */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 254 /* JsxAttributes */: return 1 /* IsContainer */; - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return 1 /* IsContainer */ | 64 /* IsInterface */; - case 274 /* JSDocFunctionType */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 170 /* MappedType */: + case 233 /* ModuleDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 172 /* MappedType */: return 1 /* IsContainer */ | 32 /* HasLocals */; - case 261 /* SourceFile */: + case 265 /* SourceFile */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */; - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: if (ts.isObjectLiteralOrClassExpressionMethod(node)) { return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */ | 128 /* IsObjectLiteralOrClassExpressionMethod */; } - case 150 /* Constructor */: - case 225 /* FunctionDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + // falls through + case 152 /* Constructor */: + case 228 /* FunctionDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 155 /* CallSignature */: + case 273 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 161 /* ConstructorType */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */; - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */ | 16 /* IsFunctionExpression */; - case 231 /* ModuleBlock */: + case 234 /* ModuleBlock */: return 4 /* IsControlFlowContainer */; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return node.initializer ? 4 /* IsControlFlowContainer */ : 0; - case 256 /* CatchClause */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 232 /* CaseBlock */: + case 260 /* CatchClause */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 235 /* CaseBlock */: return 2 /* IsBlockScopedContainer */; - case 204 /* Block */: + case 207 /* Block */: // do not treat blocks directly inside a function as a block-scoped-container. // Locals that reside in this block should go to the function locals. Otherwise 'x' // would not appear to be a redeclaration of a block scoped local in the following @@ -21656,55 +20528,51 @@ var ts; lastContainer = next; } function declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes) { - // Just call this directly so that the return type of this function stays "void". - return declareSymbolAndAddToSymbolTableWorker(node, symbolFlags, symbolExcludes); - } - function declareSymbolAndAddToSymbolTableWorker(node, symbolFlags, symbolExcludes) { switch (container.kind) { // Modules, source files, and classes need specialized handling for how their // members are declared (for example, a member of a class will go into a specific // symbol table depending on if it is static or not). We defer to specialized // handlers to take care of declaring these child members. - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return declareModuleMember(node, symbolFlags, symbolExcludes); - case 261 /* SourceFile */: + case 265 /* SourceFile */: return declareSourceFileMember(node, symbolFlags, symbolExcludes); - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 229 /* ClassDeclaration */: return declareClassMember(node, symbolFlags, symbolExcludes); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); - case 161 /* TypeLiteral */: - case 176 /* ObjectLiteralExpression */: - case 227 /* InterfaceDeclaration */: - case 270 /* JSDocRecordType */: - case 287 /* JSDocTypeLiteral */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 178 /* ObjectLiteralExpression */: + case 230 /* InterfaceDeclaration */: + case 254 /* JsxAttributes */: // Interface/Object-types always have their children added to the 'members' of // their container. They are only accessible through an instance of their // container, and are never in scope otherwise (even inside the body of the // object / type / interface declaring them). An exception is type parameters, // which are in scope without qualification (similar to 'locals'). return declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 274 /* JSDocFunctionType */: - case 228 /* TypeAliasDeclaration */: - case 170 /* MappedType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 273 /* JSDocFunctionType */: + case 231 /* TypeAliasDeclaration */: + case 172 /* MappedType */: // All the children of these container types are never visible through another // symbol (i.e. through another symbol's 'exports' or 'members'). Instead, // they're only accessed 'lexically' (i.e. from code that exists underneath - // their container in the tree. To accomplish this, we simply add their declared + // their container in the tree). To accomplish this, we simply add their declared // symbol to the 'locals' of the container. These symbols can then be found as // the type checker walks up the containers, checking them for matching names. return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); @@ -21718,14 +20586,14 @@ var ts; function declareSourceFileMember(node, symbolFlags, symbolExcludes) { return ts.isExternalModule(file) ? declareModuleMember(node, symbolFlags, symbolExcludes) - : declareSymbol(file.locals, undefined, node, symbolFlags, symbolExcludes); + : declareSymbol(file.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } function hasExportDeclarations(node) { - var body = node.kind === 261 /* SourceFile */ ? node : node.body; - if (body && (body.kind === 261 /* SourceFile */ || body.kind === 231 /* ModuleBlock */)) { + var body = node.kind === 265 /* SourceFile */ ? node : node.body; + if (body && (body.kind === 265 /* SourceFile */ || body.kind === 234 /* ModuleBlock */)) { for (var _i = 0, _a = body.statements; _i < _a.length; _i++) { var stat = _a[_i]; - if (stat.kind === 241 /* ExportDeclaration */ || stat.kind === 240 /* ExportAssignment */) { + if (stat.kind === 244 /* ExportDeclaration */ || stat.kind === 243 /* ExportAssignment */) { return true; } } @@ -21749,7 +20617,7 @@ var ts; errorOnFirstToken(node, ts.Diagnostics.export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible); } if (ts.isExternalModuleAugmentation(node)) { - declareSymbolAndAddToSymbolTable(node, 1024 /* NamespaceModule */, 0 /* NamespaceModuleExcludes */); + declareModuleSymbol(node); } else { var pattern = void 0; @@ -21769,12 +20637,8 @@ var ts; } } else { - var state = getModuleInstanceState(node); - if (state === 0 /* NonInstantiated */) { - declareSymbolAndAddToSymbolTable(node, 1024 /* NamespaceModule */, 0 /* NamespaceModuleExcludes */); - } - else { - declareSymbolAndAddToSymbolTable(node, 512 /* ValueModule */, 106639 /* ValueModuleExcludes */); + var state = declareModuleSymbol(node); + if (state !== 0 /* NonInstantiated */) { if (node.symbol.flags & (16 /* Function */ | 32 /* Class */ | 256 /* RegularEnum */)) { // if module was already merged with some function, class or non-const enum // treat is a non-const-enum-only @@ -21794,6 +20658,12 @@ var ts; } } } + function declareModuleSymbol(node) { + var state = getModuleInstanceState(node); + var instantiated = state !== 0 /* NonInstantiated */; + declareSymbolAndAddToSymbolTable(node, instantiated ? 512 /* ValueModule */ : 1024 /* NamespaceModule */, instantiated ? 106639 /* ValueModuleExcludes */ : 0 /* NamespaceModuleExcludes */); + return state; + } function bindFunctionOrConstructorType(node) { // For a given function symbol "<...>(...) => T" we want to generate a symbol identical // to the one we would get for: { <...>(...): T } @@ -21803,10 +20673,10 @@ var ts; // from an actual type literal symbol you would have gotten had you used the long form. var symbol = createSymbol(131072 /* Signature */, getDeclarationName(node)); addDeclarationToSymbol(symbol, node, 131072 /* Signature */); - var typeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type"); + var typeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type" /* Type */); addDeclarationToSymbol(typeLiteralSymbol, node, 2048 /* TypeLiteral */); - typeLiteralSymbol.members = ts.createMap(); - typeLiteralSymbol.members[symbol.name] = symbol; + typeLiteralSymbol.members = ts.createSymbolTable(); + typeLiteralSymbol.members.set(symbol.escapedName, symbol); } function bindObjectLiteralExpression(node) { var ElementKind; @@ -21815,10 +20685,10 @@ var ts; ElementKind[ElementKind["Accessor"] = 2] = "Accessor"; })(ElementKind || (ElementKind = {})); if (inStrictMode) { - var seen = ts.createMap(); + var seen = ts.createUnderscoreEscapedMap(); for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { var prop = _a[_i]; - if (prop.kind === 259 /* SpreadAssignment */ || prop.name.kind !== 70 /* Identifier */) { + if (prop.kind === 263 /* SpreadAssignment */ || prop.name.kind !== 71 /* Identifier */) { continue; } var identifier = prop.name; @@ -21830,12 +20700,12 @@ var ts; // c.IsAccessorDescriptor(previous) is true and IsDataDescriptor(propId.descriptor) is true. // d.IsAccessorDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true // and either both previous and propId.descriptor have[[Get]] fields or both previous and propId.descriptor have[[Set]] fields - var currentKind = prop.kind === 257 /* PropertyAssignment */ || prop.kind === 258 /* ShorthandPropertyAssignment */ || prop.kind === 149 /* MethodDeclaration */ + var currentKind = prop.kind === 261 /* PropertyAssignment */ || prop.kind === 262 /* ShorthandPropertyAssignment */ || prop.kind === 151 /* MethodDeclaration */ ? 1 /* Property */ : 2 /* Accessor */; - var existingKind = seen[identifier.text]; + var existingKind = seen.get(identifier.escapedText); if (!existingKind) { - seen[identifier.text] = currentKind; + seen.set(identifier.escapedText, currentKind); continue; } if (currentKind === 1 /* Property */ && existingKind === 1 /* Property */) { @@ -21844,29 +20714,38 @@ var ts; } } } - return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__object"); + return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__object" /* Object */); + } + function bindJsxAttributes(node) { + return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__jsxAttributes" /* JSXAttributes */); + } + function bindJsxAttribute(node, symbolFlags, symbolExcludes) { + return declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes); } function bindAnonymousDeclaration(node, symbolFlags, name) { var symbol = createSymbol(symbolFlags, name); + if (symbolFlags & 8 /* EnumMember */) { + symbol.parent = container.symbol; + } addDeclarationToSymbol(symbol, node, symbolFlags); } function bindBlockScopedDeclaration(node, symbolFlags, symbolExcludes) { switch (blockScopeContainer.kind) { - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: declareModuleMember(node, symbolFlags, symbolExcludes); break; - case 261 /* SourceFile */: + case 265 /* SourceFile */: if (ts.isExternalModule(container)) { declareModuleMember(node, symbolFlags, symbolExcludes); break; } - // fall through. + // falls through default: if (!blockScopeContainer.locals) { - blockScopeContainer.locals = ts.createMap(); + blockScopeContainer.locals = ts.createSymbolTable(); addToContainerChain(blockScopeContainer); } - declareSymbol(blockScopeContainer.locals, undefined, node, symbolFlags, symbolExcludes); + declareSymbol(blockScopeContainer.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } function bindBlockScopedVariableDeclaration(node) { @@ -21876,13 +20755,13 @@ var ts; // check for reserved words used as identifiers in strict mode code. function checkStrictModeIdentifier(node) { if (inStrictMode && - node.originalKeywordKind >= 107 /* FirstFutureReservedWord */ && - node.originalKeywordKind <= 115 /* LastFutureReservedWord */ && + node.originalKeywordKind >= 108 /* FirstFutureReservedWord */ && + node.originalKeywordKind <= 116 /* LastFutureReservedWord */ && !ts.isIdentifierName(node) && !ts.isInAmbientContext(node)) { // Report error only if there are no parse errors in file if (!file.parseDiagnostics.length) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, getStrictModeIdentifierMessage(node), ts.declarationNameToString(node))); + file.bindDiagnostics.push(createDiagnosticForNode(node, getStrictModeIdentifierMessage(node), ts.declarationNameToString(node))); } } } @@ -21913,7 +20792,7 @@ var ts; } function checkStrictModeDeleteExpression(node) { // Grammar checking - if (inStrictMode && node.expression.kind === 70 /* Identifier */) { + if (inStrictMode && node.expression.kind === 71 /* Identifier */) { // When a delete operator occurs within strict mode code, a SyntaxError is thrown if its // UnaryExpression is a direct reference to a variable, function argument, or function name var span_2 = ts.getErrorSpanForNode(file, node.expression); @@ -21921,17 +20800,16 @@ var ts; } } function isEvalOrArgumentsIdentifier(node) { - return node.kind === 70 /* Identifier */ && - (node.text === "eval" || node.text === "arguments"); + return ts.isIdentifier(node) && (node.escapedText === "eval" || node.escapedText === "arguments"); } function checkStrictModeEvalOrArguments(contextNode, name) { - if (name && name.kind === 70 /* Identifier */) { + if (name && name.kind === 71 /* Identifier */) { var identifier = name; if (isEvalOrArgumentsIdentifier(identifier)) { // We check first if the name is inside class declaration or class expression; if so give explicit message // otherwise report generic error message. var span_3 = ts.getErrorSpanForNode(file, name); - file.bindDiagnostics.push(ts.createFileDiagnostic(file, span_3.start, span_3.length, getStrictModeEvalOrArgumentsMessage(contextNode), identifier.text)); + file.bindDiagnostics.push(ts.createFileDiagnostic(file, span_3.start, span_3.length, getStrictModeEvalOrArgumentsMessage(contextNode), ts.idText(identifier))); } } } @@ -21966,8 +20844,8 @@ var ts; function checkStrictModeFunctionDeclaration(node) { if (languageVersion < 2 /* ES2015 */) { // Report error if function is not top level function declaration - if (blockScopeContainer.kind !== 261 /* SourceFile */ && - blockScopeContainer.kind !== 230 /* ModuleDeclaration */ && + if (blockScopeContainer.kind !== 265 /* SourceFile */ && + blockScopeContainer.kind !== 233 /* ModuleDeclaration */ && !ts.isFunctionLike(blockScopeContainer)) { // We check first if the name is inside class declaration or class expression; if so give explicit message // otherwise report generic error message. @@ -21977,8 +20855,8 @@ var ts; } } function checkStrictModeNumericLiteral(node) { - if (inStrictMode && node.isOctalLiteral) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode)); + if (inStrictMode && node.numericLiteralFlags & 4 /* Octal */) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode)); } } function checkStrictModePostfixUnaryExpression(node) { @@ -21993,7 +20871,7 @@ var ts; function checkStrictModePrefixUnaryExpression(node) { // Grammar checking if (inStrictMode) { - if (node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) { + if (node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) { checkStrictModeEvalOrArguments(node, node.operand); } } @@ -22008,15 +20886,23 @@ var ts; var span = ts.getSpanOfTokenAtPosition(file, node.pos); file.bindDiagnostics.push(ts.createFileDiagnostic(file, span.start, span.length, message, arg0, arg1, arg2)); } - function getDestructuringParameterName(node) { - return "__" + ts.indexOf(node.parent.parameters, node); - } function bind(node) { if (!node) { return; } node.parent = parent; var saveInStrictMode = inStrictMode; + // Even though in the AST the jsdoc @typedef node belongs to the current node, + // its symbol might be in the same scope with the current node's symbol. Consider: + // + // /** @typedef {string | number} MyType */ + // function foo(); + // + // Here the current node is "foo", which is a container, but the scope of "MyType" should + // not be inside "foo". Therefore we always bind @typedef before bind the parent node, + // and skip binding this tag later when binding all the other jsdoc tags. + if (ts.isInJavaScriptFile(node)) + bindJSDocTypedefTagIfAny(node); // First we bind declaration nodes to a symbol if possible. We'll both create a symbol // and then potentially add the symbol to an appropriate symbol table. Possible // destination symbol tables are: @@ -22033,7 +20919,7 @@ var ts; // the current 'container' node when it changes. This helps us know which symbol table // a local should go into for example. Since terminal nodes are known not to have // children, as an optimization we don't process those. - if (node.kind > 140 /* LastToken */) { + if (node.kind > 142 /* LastToken */) { var saveParent = parent; parent = node; var containerFlags = getContainerFlags(node); @@ -22050,10 +20936,30 @@ var ts; } inStrictMode = saveInStrictMode; } + function bindJSDocTypedefTagIfAny(node) { + if (!ts.hasJSDocNodes(node)) { + return; + } + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var jsDoc = _a[_i]; + if (!jsDoc.tags) { + continue; + } + for (var _b = 0, _c = jsDoc.tags; _b < _c.length; _b++) { + var tag = _c[_b]; + if (tag.kind === 283 /* JSDocTypedefTag */) { + var savedParent = parent; + parent = jsDoc; + bind(tag); + parent = savedParent; + } + } + } + } function updateStrictModeStatementList(statements) { if (!inStrictMode) { - for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) { - var statement = statements_2[_i]; + for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) { + var statement = statements_1[_i]; if (!ts.isPrologueDirective(statement)) { return; } @@ -22074,191 +20980,200 @@ var ts; function bindWorker(node) { switch (node.kind) { /* Strict mode checks */ - case 70 /* Identifier */: + case 71 /* Identifier */: // for typedef type names with namespaces, bind the new jsdoc type symbol here // because it requires all containing namespaces to be in effect, namely the // current "blockScopeContainer" needs to be set to its immediate namespace parent. if (node.isInJSDocNamespace) { var parentNode = node.parent; - while (parentNode && parentNode.kind !== 285 /* JSDocTypedefTag */) { + while (parentNode && parentNode.kind !== 283 /* JSDocTypedefTag */) { parentNode = parentNode.parent; } bindBlockScopedDeclaration(parentNode, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); break; } - case 98 /* ThisKeyword */: - if (currentFlow && (ts.isExpression(node) || parent.kind === 258 /* ShorthandPropertyAssignment */)) { + // falls through + case 99 /* ThisKeyword */: + if (currentFlow && (ts.isExpression(node) || parent.kind === 262 /* ShorthandPropertyAssignment */)) { node.flowNode = currentFlow; } return checkStrictModeIdentifier(node); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: if (currentFlow && isNarrowableReference(node)) { node.flowNode = currentFlow; } break; - case 192 /* BinaryExpression */: - if (ts.isInJavaScriptFile(node)) { - var specialKind = ts.getSpecialPropertyAssignmentKind(node); - switch (specialKind) { - case 1 /* ExportsProperty */: - bindExportsPropertyAssignment(node); - break; - case 2 /* ModuleExports */: - bindModuleExportsAssignment(node); - break; - case 3 /* PrototypeProperty */: - bindPrototypePropertyAssignment(node); - break; - case 4 /* ThisProperty */: - bindThisPropertyAssignment(node); - break; - case 0 /* None */: - // Nothing to do - break; - default: - ts.Debug.fail("Unknown special property assignment kind"); - } + case 194 /* BinaryExpression */: + var specialKind = ts.getSpecialPropertyAssignmentKind(node); + switch (specialKind) { + case 1 /* ExportsProperty */: + bindExportsPropertyAssignment(node); + break; + case 2 /* ModuleExports */: + bindModuleExportsAssignment(node); + break; + case 3 /* PrototypeProperty */: + bindPrototypePropertyAssignment(node); + break; + case 4 /* ThisProperty */: + bindThisPropertyAssignment(node); + break; + case 5 /* Property */: + bindStaticPropertyAssignment(node); + break; + case 0 /* None */: + // Nothing to do + break; + default: + ts.Debug.fail("Unknown special property assignment kind"); } return checkStrictModeBinaryExpression(node); - case 256 /* CatchClause */: + case 260 /* CatchClause */: return checkStrictModeCatchClause(node); - case 186 /* DeleteExpression */: + case 188 /* DeleteExpression */: return checkStrictModeDeleteExpression(node); case 8 /* NumericLiteral */: return checkStrictModeNumericLiteral(node); - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return checkStrictModePostfixUnaryExpression(node); - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: return checkStrictModePrefixUnaryExpression(node); - case 217 /* WithStatement */: + case 220 /* WithStatement */: return checkStrictModeWithStatement(node); - case 167 /* ThisType */: + case 169 /* ThisType */: seenThisKeyword = true; return; - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return checkTypePredicate(node); - case 143 /* TypeParameter */: + case 145 /* TypeParameter */: return declareSymbolAndAddToSymbolTable(node, 262144 /* TypeParameter */, 530920 /* TypeParameterExcludes */); - case 144 /* Parameter */: + case 146 /* Parameter */: return bindParameter(node); - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: + case 226 /* VariableDeclaration */: + return bindVariableDeclarationOrBindingElement(node); + case 176 /* BindingElement */: + node.flowNode = currentFlow; return bindVariableDeclarationOrBindingElement(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 271 /* JSDocRecordMember */: - return bindPropertyOrMethodOrAccessor(node, 4 /* Property */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); - case 286 /* JSDocPropertyTag */: - return bindJSDocProperty(node); - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + return bindPropertyWorker(node); + case 261 /* PropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 0 /* PropertyExcludes */); - case 260 /* EnumMember */: + case 264 /* EnumMember */: return bindPropertyOrMethodOrAccessor(node, 8 /* EnumMember */, 900095 /* EnumMemberExcludes */); - case 259 /* SpreadAssignment */: - case 251 /* JsxSpreadAttribute */: - var root = container; - var hasRest = false; - while (root.parent) { - if (root.kind === 176 /* ObjectLiteralExpression */ && - root.parent.kind === 192 /* BinaryExpression */ && - root.parent.operatorToken.kind === 57 /* EqualsToken */ && - root.parent.left === root) { - hasRest = true; - break; - } - root = root.parent; - } - return; - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: return declareSymbolAndAddToSymbolTable(node, 131072 /* Signature */, 0 /* None */); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: // If this is an ObjectLiteralExpression method, then it sits in the same space // as other properties in the object literal. So we use SymbolFlags.PropertyExcludes // so that it will conflict with any other object literal members with the same // name. - return bindPropertyOrMethodOrAccessor(node, 8192 /* Method */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), ts.isObjectLiteralMethod(node) ? 0 /* PropertyExcludes */ : 99263 /* MethodExcludes */); - case 225 /* FunctionDeclaration */: + return bindPropertyOrMethodOrAccessor(node, 8192 /* Method */ | (node.questionToken ? 16777216 /* Optional */ : 0 /* None */), ts.isObjectLiteralMethod(node) ? 0 /* PropertyExcludes */ : 99263 /* MethodExcludes */); + case 228 /* FunctionDeclaration */: return bindFunctionDeclaration(node); - case 150 /* Constructor */: + case 152 /* Constructor */: return declareSymbolAndAddToSymbolTable(node, 16384 /* Constructor */, /*symbolExcludes:*/ 0 /* None */); - case 151 /* GetAccessor */: + case 153 /* GetAccessor */: return bindPropertyOrMethodOrAccessor(node, 32768 /* GetAccessor */, 41919 /* GetAccessorExcludes */); - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: return bindPropertyOrMethodOrAccessor(node, 65536 /* SetAccessor */, 74687 /* SetAccessorExcludes */); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 274 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 273 /* JSDocFunctionType */: + case 161 /* ConstructorType */: return bindFunctionOrConstructorType(node); - case 161 /* TypeLiteral */: - case 170 /* MappedType */: - case 287 /* JSDocTypeLiteral */: - case 270 /* JSDocRecordType */: - return bindAnonymousDeclaration(node, 2048 /* TypeLiteral */, "__type"); - case 176 /* ObjectLiteralExpression */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 172 /* MappedType */: + return bindAnonymousTypeWorker(node); + case 178 /* ObjectLiteralExpression */: return bindObjectLiteralExpression(node); - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: return bindFunctionExpression(node); - case 179 /* CallExpression */: + case 181 /* CallExpression */: if (ts.isInJavaScriptFile(node)) { bindCallExpression(node); } break; // Members of classes, interfaces, and modules - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 229 /* ClassDeclaration */: // All classes are automatically in strict mode in ES6. inStrictMode = true; return bindClassLikeDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return bindBlockScopedDeclaration(node, 64 /* Interface */, 792968 /* InterfaceExcludes */); - case 285 /* JSDocTypedefTag */: - if (!node.fullName || node.fullName.kind === 70 /* Identifier */) { - return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); - } - break; - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return bindEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return bindModuleDeclaration(node); + // Jsx-attributes + case 254 /* JsxAttributes */: + return bindJsxAttributes(node); + case 253 /* JsxAttribute */: + return bindJsxAttribute(node, 4 /* Property */, 0 /* PropertyExcludes */); // Imports and exports - case 234 /* ImportEqualsDeclaration */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: - return declareSymbolAndAddToSymbolTable(node, 8388608 /* Alias */, 8388608 /* AliasExcludes */); - case 233 /* NamespaceExportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: + return declareSymbolAndAddToSymbolTable(node, 2097152 /* Alias */, 2097152 /* AliasExcludes */); + case 236 /* NamespaceExportDeclaration */: return bindNamespaceExportDeclaration(node); - case 236 /* ImportClause */: + case 239 /* ImportClause */: return bindImportClause(node); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: return bindExportDeclaration(node); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return bindExportAssignment(node); - case 261 /* SourceFile */: + case 265 /* SourceFile */: updateStrictModeStatementList(node.statements); return bindSourceFileIfExternalModule(); - case 204 /* Block */: + case 207 /* Block */: if (!ts.isFunctionLike(node.parent)) { return; } - // Fall through - case 231 /* ModuleBlock */: + // falls through + case 234 /* ModuleBlock */: return updateStrictModeStatementList(node.statements); + case 279 /* JSDocParameterTag */: + if (node.parent.kind !== 285 /* JSDocTypeLiteral */) { + break; + } + // falls through + case 284 /* JSDocPropertyTag */: + var propTag = node; + var flags = propTag.isBracketed || propTag.typeExpression && propTag.typeExpression.type.kind === 272 /* JSDocOptionalType */ ? + 4 /* Property */ | 16777216 /* Optional */ : + 4 /* Property */; + return declareSymbolAndAddToSymbolTable(propTag, flags, 0 /* PropertyExcludes */); + case 283 /* JSDocTypedefTag */: { + var fullName = node.fullName; + if (!fullName || fullName.kind === 71 /* Identifier */) { + return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); + } + break; + } } } + function bindPropertyWorker(node) { + return bindPropertyOrMethodOrAccessor(node, 4 /* Property */ | (node.questionToken ? 16777216 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); + } + function bindAnonymousTypeWorker(node) { + return bindAnonymousDeclaration(node, 2048 /* TypeLiteral */, "__type" /* Type */); + } function checkTypePredicate(node) { var parameterName = node.parameterName, type = node.type; - if (parameterName && parameterName.kind === 70 /* Identifier */) { + if (parameterName && parameterName.kind === 71 /* Identifier */) { checkStrictModeIdentifier(parameterName); } - if (parameterName && parameterName.kind === 167 /* ThisType */) { + if (parameterName && parameterName.kind === 169 /* ThisType */) { seenThisKeyword = true; } bind(type); @@ -22275,53 +21190,55 @@ var ts; function bindExportAssignment(node) { if (!container.symbol || !container.symbol.exports) { // Export assignment in some sort of block construct - bindAnonymousDeclaration(node, 8388608 /* Alias */, getDeclarationName(node)); + bindAnonymousDeclaration(node, 2097152 /* Alias */, getDeclarationName(node)); } else { // An export default clause with an expression exports a value // We want to exclude both class and function here, this is necessary to issue an error when there are both // default export-assignment and default export function and class declaration. - var flags = node.kind === 240 /* ExportAssignment */ && ts.exportAssignmentIsAlias(node) - ? 8388608 /* Alias */ + var flags = node.kind === 243 /* ExportAssignment */ && ts.exportAssignmentIsAlias(node) + // An export default clause with an EntityNameExpression exports all meanings of that identifier + ? 2097152 /* Alias */ + // An export default clause with any other expression exports a value : 4 /* Property */; - declareSymbol(container.symbol.exports, container.symbol, node, flags, 4 /* Property */ | 8388608 /* AliasExcludes */ | 32 /* Class */ | 16 /* Function */); + declareSymbol(container.symbol.exports, container.symbol, node, flags, 4 /* Property */ | 2097152 /* AliasExcludes */ | 32 /* Class */ | 16 /* Function */); } } function bindNamespaceExportDeclaration(node) { if (node.modifiers && node.modifiers.length) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Modifiers_cannot_appear_here)); + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Modifiers_cannot_appear_here)); } - if (node.parent.kind !== 261 /* SourceFile */) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_at_top_level)); + if (node.parent.kind !== 265 /* SourceFile */) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_at_top_level)); return; } else { - var parent_4 = node.parent; - if (!ts.isExternalModule(parent_4)) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_module_files)); + var parent_1 = node.parent; + if (!ts.isExternalModule(parent_1)) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_module_files)); return; } - if (!parent_4.isDeclarationFile) { - file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_declaration_files)); + if (!parent_1.isDeclarationFile) { + file.bindDiagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_declaration_files)); return; } } - file.symbol.globalExports = file.symbol.globalExports || ts.createMap(); - declareSymbol(file.symbol.globalExports, file.symbol, node, 8388608 /* Alias */, 8388608 /* AliasExcludes */); + file.symbol.globalExports = file.symbol.globalExports || ts.createSymbolTable(); + declareSymbol(file.symbol.globalExports, file.symbol, node, 2097152 /* Alias */, 2097152 /* AliasExcludes */); } function bindExportDeclaration(node) { if (!container.symbol || !container.symbol.exports) { // Export * in some sort of block construct - bindAnonymousDeclaration(node, 1073741824 /* ExportStar */, getDeclarationName(node)); + bindAnonymousDeclaration(node, 8388608 /* ExportStar */, getDeclarationName(node)); } else if (!node.exportClause) { // All export * declarations are collected in an __export symbol - declareSymbol(container.symbol.exports, container.symbol, node, 1073741824 /* ExportStar */, 0 /* None */); + declareSymbol(container.symbol.exports, container.symbol, node, 8388608 /* ExportStar */, 0 /* None */); } } function bindImportClause(node) { if (node.name) { - declareSymbolAndAddToSymbolTable(node, 8388608 /* Alias */, 8388608 /* AliasExcludes */); + declareSymbolAndAddToSymbolTable(node, 2097152 /* Alias */, 2097152 /* AliasExcludes */); } } function setCommonJsModuleIndicator(node) { @@ -22336,32 +21253,59 @@ var ts; // When we create a property via 'exports.foo = bar', the 'exports.foo' property access // expression is the declaration setCommonJsModuleIndicator(node); - declareSymbol(file.symbol.exports, file.symbol, node.left, 4 /* Property */ | 7340032 /* Export */, 0 /* None */); + declareSymbol(file.symbol.exports, file.symbol, node.left, 4 /* Property */ | 1048576 /* ExportValue */, 0 /* None */); + } + function isExportsOrModuleExportsOrAlias(node) { + return ts.isExportsIdentifier(node) || + ts.isModuleExportsPropertyAccessExpression(node) || + ts.isIdentifier(node) && isNameOfExportsOrModuleExportsAliasDeclaration(node); + } + function isNameOfExportsOrModuleExportsAliasDeclaration(node) { + var symbol = lookupSymbolForName(node.escapedText); + return symbol && symbol.valueDeclaration && ts.isVariableDeclaration(symbol.valueDeclaration) && + symbol.valueDeclaration.initializer && isExportsOrModuleExportsOrAliasOrAssignment(symbol.valueDeclaration.initializer); + } + function isExportsOrModuleExportsOrAliasOrAssignment(node) { + return isExportsOrModuleExportsOrAlias(node) || + (ts.isAssignmentExpression(node, /*excludeCompoundAssignements*/ true) && (isExportsOrModuleExportsOrAliasOrAssignment(node.left) || isExportsOrModuleExportsOrAliasOrAssignment(node.right))); } function bindModuleExportsAssignment(node) { + // A common practice in node modules is to set 'export = module.exports = {}', this ensures that 'exports' + // is still pointing to 'module.exports'. + // We do not want to consider this as 'export=' since a module can have only one of these. + // Similarly we do not want to treat 'module.exports = exports' as an 'export='. + var assignedExpression = ts.getRightMostAssignedExpression(node.right); + if (ts.isEmptyObjectLiteral(assignedExpression) || isExportsOrModuleExportsOrAlias(assignedExpression)) { + // Mark it as a module in case there are no other exports in the file + setCommonJsModuleIndicator(node); + return; + } // 'module.exports = expr' assignment setCommonJsModuleIndicator(node); - declareSymbol(file.symbol.exports, file.symbol, node, 4 /* Property */ | 7340032 /* Export */ | 512 /* ValueModule */, 0 /* None */); + declareSymbol(file.symbol.exports, file.symbol, node, 4 /* Property */ | 1048576 /* ExportValue */ | 512 /* ValueModule */, 0 /* None */); } function bindThisPropertyAssignment(node) { ts.Debug.assert(ts.isInJavaScriptFile(node)); - // Declare a 'member' if the container is an ES5 class or ES6 constructor - if (container.kind === 225 /* FunctionDeclaration */ || container.kind === 184 /* FunctionExpression */) { - container.symbol.members = container.symbol.members || ts.createMap(); - // It's acceptable for multiple 'this' assignments of the same identifier to occur - declareSymbol(container.symbol.members, container.symbol, node, 4 /* Property */, 0 /* PropertyExcludes */ & ~4 /* Property */); - } - else if (container.kind === 150 /* Constructor */) { - // this.foo assignment in a JavaScript class - // Bind this property to the containing class - var saveContainer = container; - container = container.parent; - var symbol = bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 0 /* None */); - if (symbol) { - // constructor-declared symbols can be overwritten by subsequent method declarations - symbol.isReplaceableByMethod = true; - } - container = saveContainer; + var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); + switch (container.kind) { + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + // Declare a 'member' if the container is an ES5 class or ES6 constructor + container.symbol.members = container.symbol.members || ts.createSymbolTable(); + // It's acceptable for multiple 'this' assignments of the same identifier to occur + declareSymbol(container.symbol.members, container.symbol, node, 4 /* Property */, 0 /* PropertyExcludes */ & ~4 /* Property */); + break; + case 152 /* Constructor */: + case 149 /* PropertyDeclaration */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + // this.foo assignment in a JavaScript class + // Bind this property to the containing class + var containingClass = container.parent; + var symbolTable = ts.hasModifier(container, 32 /* Static */) ? containingClass.symbol.exports : containingClass.symbol.members; + declareSymbol(symbolTable, containingClass.symbol, node, 4 /* Property */, 0 /* None */, /*isReplaceableByMethod*/ true); + break; } } function bindPrototypePropertyAssignment(node) { @@ -22375,16 +21319,46 @@ var ts; leftSideOfAssignment.parent = node; constructorFunction.parent = classPrototype; classPrototype.parent = leftSideOfAssignment; - var funcSymbol = container.locals[constructorFunction.text]; - if (!funcSymbol || !(funcSymbol.flags & 16 /* Function */ || ts.isDeclarationOfFunctionExpression(funcSymbol))) { + bindPropertyAssignment(constructorFunction.escapedText, leftSideOfAssignment, /*isPrototypeProperty*/ true); + } + function bindStaticPropertyAssignment(node) { + // We saw a node of the form 'x.y = z'. Declare a 'member' y on x if x was a function. + // Look up the function in the local scope, since prototype assignments should + // follow the function declaration + var leftSideOfAssignment = node.left; + var target = leftSideOfAssignment.expression; + if (ts.isIdentifier(target)) { + // Fix up parent pointers since we're going to use these nodes before we bind into them + leftSideOfAssignment.parent = node; + target.parent = leftSideOfAssignment; + if (isNameOfExportsOrModuleExportsAliasDeclaration(target)) { + // This can be an alias for the 'exports' or 'module.exports' names, e.g. + // var util = module.exports; + // util.property = function ... + bindExportsPropertyAssignment(node); + } + else { + bindPropertyAssignment(target.escapedText, leftSideOfAssignment, /*isPrototypeProperty*/ false); + } + } + } + function lookupSymbolForName(name) { + return (container.symbol && container.symbol.exports && container.symbol.exports.get(name)) || (container.locals && container.locals.get(name)); + } + function bindPropertyAssignment(functionName, propertyAccessExpression, isPrototypeProperty) { + var targetSymbol = lookupSymbolForName(functionName); + if (targetSymbol && ts.isDeclarationOfFunctionOrClassExpression(targetSymbol)) { + targetSymbol = targetSymbol.valueDeclaration.initializer.symbol; + } + if (!targetSymbol || !(targetSymbol.flags & (16 /* Function */ | 32 /* Class */))) { return; } // Set up the members collection if it doesn't exist already - if (!funcSymbol.members) { - funcSymbol.members = ts.createMap(); - } + var symbolTable = isPrototypeProperty ? + (targetSymbol.members || (targetSymbol.members = ts.createSymbolTable())) : + (targetSymbol.exports || (targetSymbol.exports = ts.createSymbolTable())); // Declare the method/property - declareSymbol(funcSymbol.members, funcSymbol, leftSideOfAssignment, 4 /* Property */, 0 /* PropertyExcludes */); + declareSymbol(symbolTable, targetSymbol, propertyAccessExpression, 4 /* Property */, 0 /* PropertyExcludes */); } function bindCallExpression(node) { // We're only inspecting call expressions to detect CommonJS modules, so we can skip @@ -22394,15 +21368,15 @@ var ts; } } function bindClassLikeDeclaration(node) { - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { bindBlockScopedDeclaration(node, 32 /* Class */, 899519 /* ClassExcludes */); } else { - var bindingName = node.name ? node.name.text : "__class"; + var bindingName = node.name ? node.name.escapedText : "__class" /* Class */; bindAnonymousDeclaration(node, 32 /* Class */, bindingName); // Add name of class expression into the map for semantic classifier if (node.name) { - classifiableNames[node.name.text] = node.name.text; + classifiableNames.set(node.name.escapedText, true); } } var symbol = node.symbol; @@ -22415,14 +21389,15 @@ var ts; // Note: we check for this here because this class may be merging into a module. The // module might have an exported variable called 'prototype'. We can't allow that as // that would clash with the built-in 'prototype' for the class. - var prototypeSymbol = createSymbol(4 /* Property */ | 134217728 /* Prototype */, "prototype"); - if (symbol.exports[prototypeSymbol.name]) { + var prototypeSymbol = createSymbol(4 /* Property */ | 4194304 /* Prototype */, "prototype"); + var symbolExport = symbol.exports.get(prototypeSymbol.escapedName); + if (symbolExport) { if (node.name) { node.name.parent = node; } - file.bindDiagnostics.push(ts.createDiagnosticForNode(symbol.exports[prototypeSymbol.name].declarations[0], ts.Diagnostics.Duplicate_identifier_0, prototypeSymbol.name)); + file.bindDiagnostics.push(createDiagnosticForNode(symbolExport.declarations[0], ts.Diagnostics.Duplicate_identifier_0, ts.symbolName(prototypeSymbol))); } - symbol.exports[prototypeSymbol.name] = prototypeSymbol; + symbol.exports.set(prototypeSymbol.escapedName, prototypeSymbol); prototypeSymbol.parent = symbol; } function bindEnumDeclaration(node) { @@ -22456,13 +21431,13 @@ var ts; } } function bindParameter(node) { - if (inStrictMode) { + if (inStrictMode && !ts.isInAmbientContext(node)) { // It is a SyntaxError if the identifier eval or arguments appears within a FormalParameterList of a // strict mode FunctionLikeDeclaration or FunctionExpression(13.1) checkStrictModeEvalOrArguments(node, node.name); } if (ts.isBindingPattern(node.name)) { - bindAnonymousDeclaration(node, 1 /* FunctionScopedVariable */, getDestructuringParameterName(node)); + bindAnonymousDeclaration(node, 1 /* FunctionScopedVariable */, "__" + ts.indexOf(node.parent.parameters, node)); } else { declareSymbolAndAddToSymbolTable(node, 1 /* FunctionScopedVariable */, 107455 /* ParameterExcludes */); @@ -22471,12 +21446,12 @@ var ts; // containing class. if (ts.isParameterPropertyDeclaration(node)) { var classDeclaration = node.parent.parent; - declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 /* Property */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); + declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 /* Property */ | (node.questionToken ? 16777216 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); } } function bindFunctionDeclaration(node) { - if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { + if (!file.isDeclarationFile && !ts.isInAmbientContext(node)) { + if (ts.isAsyncFunction(node)) { emitFlags |= 1024 /* HasAsyncFunctions */; } } @@ -22490,8 +21465,8 @@ var ts; } } function bindFunctionExpression(node) { - if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { + if (!file.isDeclarationFile && !ts.isInAmbientContext(node)) { + if (ts.isAsyncFunction(node)) { emitFlags |= 1024 /* HasAsyncFunctions */; } } @@ -22499,25 +21474,20 @@ var ts; node.flowNode = currentFlow; } checkStrictModeFunctionName(node); - var bindingName = node.name ? node.name.text : "__function"; + var bindingName = node.name ? node.name.escapedText : "__function" /* Function */; return bindAnonymousDeclaration(node, 16 /* Function */, bindingName); } function bindPropertyOrMethodOrAccessor(node, symbolFlags, symbolExcludes) { - if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { - emitFlags |= 1024 /* HasAsyncFunctions */; - } + if (!file.isDeclarationFile && !ts.isInAmbientContext(node) && ts.isAsyncFunction(node)) { + emitFlags |= 1024 /* HasAsyncFunctions */; } if (currentFlow && ts.isObjectLiteralOrClassExpressionMethod(node)) { node.flowNode = currentFlow; } return ts.hasDynamicName(node) - ? bindAnonymousDeclaration(node, symbolFlags, "__computed") + ? bindAnonymousDeclaration(node, symbolFlags, "__computed" /* Computed */) : declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes); } - function bindJSDocProperty(node) { - return declareSymbolAndAddToSymbolTable(node, 4 /* Property */, 0 /* PropertyExcludes */); - } // reachability checks function shouldReportErrorOnModuleDeclaration(node) { var instanceState = getModuleInstanceState(node); @@ -22530,13 +21500,13 @@ var ts; if (currentFlow === unreachableFlow) { var reportError = // report error on all statements except empty ones - (ts.isStatementButNotDeclaration(node) && node.kind !== 206 /* EmptyStatement */) || + (ts.isStatementButNotDeclaration(node) && node.kind !== 209 /* EmptyStatement */) || // report error on class declarations - node.kind === 226 /* ClassDeclaration */ || + node.kind === 229 /* ClassDeclaration */ || // report error on instantiated modules or const-enums only modules if preserveConstEnums is set - (node.kind === 230 /* ModuleDeclaration */ && shouldReportErrorOnModuleDeclaration(node)) || + (node.kind === 233 /* ModuleDeclaration */ && shouldReportErrorOnModuleDeclaration(node)) || // report error on regular enums and const enums if preserveConstEnums is set - (node.kind === 229 /* EnumDeclaration */ && (!ts.isConstEnumDeclaration(node) || options.preserveConstEnums)); + (node.kind === 232 /* EnumDeclaration */ && (!ts.isConstEnumDeclaration(node) || options.preserveConstEnums)); if (reportError) { currentFlow = reportedUnreachableFlow; // unreachable code is reported if @@ -22550,7 +21520,7 @@ var ts; // On the other side we do want to report errors on non-initialized 'lets' because of TDZ var reportUnreachableCode = !options.allowUnreachableCode && !ts.isInAmbientContext(node) && - (node.kind !== 205 /* VariableStatement */ || + (node.kind !== 208 /* VariableStatement */ || ts.getCombinedNodeFlags(node.declarationList) & 3 /* BlockScoped */ || ts.forEach(node.declarationList.declarations, function (d) { return d.initializer; })); if (reportUnreachableCode) { @@ -22570,56 +21540,56 @@ var ts; function computeTransformFlagsForNode(node, subtreeFlags) { var kind = node.kind; switch (kind) { - case 179 /* CallExpression */: + case 181 /* CallExpression */: return computeCallExpression(node, subtreeFlags); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return computeNewExpression(node, subtreeFlags); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return computeModuleDeclaration(node, subtreeFlags); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return computeParenthesizedExpression(node, subtreeFlags); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return computeBinaryExpression(node, subtreeFlags); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: return computeExpressionStatement(node, subtreeFlags); - case 144 /* Parameter */: + case 146 /* Parameter */: return computeParameter(node, subtreeFlags); - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return computeArrowFunction(node, subtreeFlags); - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: return computeFunctionExpression(node, subtreeFlags); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return computeFunctionDeclaration(node, subtreeFlags); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return computeVariableDeclaration(node, subtreeFlags); - case 224 /* VariableDeclarationList */: + case 227 /* VariableDeclarationList */: return computeVariableDeclarationList(node, subtreeFlags); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return computeVariableStatement(node, subtreeFlags); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return computeLabeledStatement(node, subtreeFlags); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return computeClassDeclaration(node, subtreeFlags); - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: return computeClassExpression(node, subtreeFlags); - case 255 /* HeritageClause */: + case 259 /* HeritageClause */: return computeHeritageClause(node, subtreeFlags); - case 256 /* CatchClause */: + case 260 /* CatchClause */: return computeCatchClause(node, subtreeFlags); - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return computeExpressionWithTypeArguments(node, subtreeFlags); - case 150 /* Constructor */: + case 152 /* Constructor */: return computeConstructor(node, subtreeFlags); - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return computePropertyDeclaration(node, subtreeFlags); - case 149 /* MethodDeclaration */: + case 151 /* MethodDeclaration */: return computeMethod(node, subtreeFlags); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return computeAccessor(node, subtreeFlags); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return computeImportEquals(node, subtreeFlags); - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: return computePropertyAccess(node, subtreeFlags); default: return computeOther(node, kind, subtreeFlags); @@ -22639,18 +21609,26 @@ var ts; // node. transformFlags |= 192 /* AssertES2015 */; } + if (expression.kind === 91 /* ImportKeyword */) { + transformFlags |= 67108864 /* ContainsDynamicImport */; + // A dynamic 'import()' call that contains a lexical 'this' will + // require a captured 'this' when emitting down-level. + if (subtreeFlags & 16384 /* ContainsLexicalThis */) { + transformFlags |= 32768 /* ContainsCapturedLexicalThis */; + } + } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; return transformFlags & ~537396545 /* ArrayLiteralOrCallOrNewExcludes */; } function isSuperOrSuperProperty(node, kind) { switch (kind) { - case 96 /* SuperKeyword */: + case 97 /* SuperKeyword */: return true; - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: var expression = node.expression; var expressionKind = expression.kind; - return expressionKind === 96 /* SuperKeyword */; + return expressionKind === 97 /* SuperKeyword */; } return false; } @@ -22671,17 +21649,17 @@ var ts; var transformFlags = subtreeFlags; var operatorTokenKind = node.operatorToken.kind; var leftKind = node.left.kind; - if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 176 /* ObjectLiteralExpression */) { + if (operatorTokenKind === 58 /* EqualsToken */ && leftKind === 178 /* ObjectLiteralExpression */) { // Destructuring object assignments with are ES2015 syntax // and possibly ESNext if they contain rest transformFlags |= 8 /* AssertESNext */ | 192 /* AssertES2015 */ | 3072 /* AssertDestructuringAssignment */; } - else if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 175 /* ArrayLiteralExpression */) { + else if (operatorTokenKind === 58 /* EqualsToken */ && leftKind === 177 /* ArrayLiteralExpression */) { // Destructuring assignments are ES2015 syntax. transformFlags |= 192 /* AssertES2015 */ | 3072 /* AssertDestructuringAssignment */; } - else if (operatorTokenKind === 39 /* AsteriskAsteriskToken */ - || operatorTokenKind === 61 /* AsteriskAsteriskEqualsToken */) { + else if (operatorTokenKind === 40 /* AsteriskAsteriskToken */ + || operatorTokenKind === 62 /* AsteriskAsteriskEqualsToken */) { // Exponentiation is ES2016 syntax. transformFlags |= 32 /* AssertES2016 */; } @@ -22690,7 +21668,6 @@ var ts; } function computeParameter(node, subtreeFlags) { var transformFlags = subtreeFlags; - var modifierFlags = ts.getModifierFlags(node); var name = node.name; var initializer = node.initializer; var dotDotDotToken = node.dotDotDotToken; @@ -22703,7 +21680,7 @@ var ts; transformFlags |= 3 /* AssertTypeScript */; } // If a parameter has an accessibility modifier, then it is TypeScript syntax. - if (modifierFlags & 92 /* ParameterPropertyModifier */) { + if (ts.hasModifier(node, 92 /* ParameterPropertyModifier */)) { transformFlags |= 3 /* AssertTypeScript */ | 262144 /* ContainsParameterPropertyAssignments */; } // parameters with object rest destructuring are ES Next syntax @@ -22726,8 +21703,8 @@ var ts; // If the node is synthesized, it means the emitter put the parentheses there, // not the user. If we didn't want them, the emitter would not have put them // there. - if (expressionKind === 200 /* AsExpression */ - || expressionKind === 182 /* TypeAssertionExpression */) { + if (expressionKind === 202 /* AsExpression */ + || expressionKind === 184 /* TypeAssertionExpression */) { transformFlags |= 3 /* AssertTypeScript */; } // If the expression of a ParenthesizedExpression is a destructuring assignment, @@ -22740,8 +21717,7 @@ var ts; } function computeClassDeclaration(node, subtreeFlags) { var transformFlags; - var modifierFlags = ts.getModifierFlags(node); - if (modifierFlags & 2 /* Ambient */) { + if (ts.hasModifier(node, 2 /* Ambient */)) { // An ambient declaration is TypeScript syntax. transformFlags = 3 /* AssertTypeScript */; } @@ -22785,11 +21761,11 @@ var ts; function computeHeritageClause(node, subtreeFlags) { var transformFlags = subtreeFlags; switch (node.token) { - case 84 /* ExtendsKeyword */: + case 85 /* ExtendsKeyword */: // An `extends` HeritageClause is ES6 syntax. transformFlags |= 192 /* AssertES2015 */; break; - case 107 /* ImplementsKeyword */: + case 108 /* ImplementsKeyword */: // An `implements` HeritageClause is TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */; break; @@ -22802,7 +21778,10 @@ var ts; } function computeCatchClause(node, subtreeFlags) { var transformFlags = subtreeFlags; - if (node.variableDeclaration && ts.isBindingPattern(node.variableDeclaration.name)) { + if (!node.variableDeclaration) { + transformFlags |= 8 /* AssertESNext */; + } + else if (ts.isBindingPattern(node.variableDeclaration.name)) { transformFlags |= 192 /* AssertES2015 */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -22852,10 +21831,9 @@ var ts; } // An async method declaration is ES2017 syntax. if (ts.hasModifier(node, 256 /* Async */)) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } - // Currently, we only support generators that were originally async function bodies. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -22909,7 +21887,7 @@ var ts; } // An async function declaration is ES2017 syntax. if (modifierFlags & 256 /* Async */) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } // function declarations with object rest destructuring are ES Next syntax if (subtreeFlags & 1048576 /* ContainsObjectRest */) { @@ -22926,7 +21904,7 @@ var ts; // down-level generator. // Currently we do not support transforming any other generator fucntions // down level. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } } @@ -22944,7 +21922,7 @@ var ts; } // An async function expression is ES2017 syntax. if (ts.hasModifier(node, 256 /* Async */)) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } // function expressions with object rest destructuring are ES Next syntax if (subtreeFlags & 1048576 /* ContainsObjectRest */) { @@ -22959,9 +21937,7 @@ var ts; // If a FunctionExpression is generator function and is the body of a // transformed async function, then this node can be transformed to a // down-level generator. - // Currently we do not support transforming any other generator fucntions - // down level. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -22998,7 +21974,7 @@ var ts; var expressionKind = expression.kind; // If a PropertyAccessExpression starts with a super keyword, then it is // ES6 syntax, and requires a lexical `this` binding. - if (expressionKind === 96 /* SuperKeyword */) { + if (expressionKind === 97 /* SuperKeyword */) { transformFlags |= 16384 /* ContainsLexicalThis */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -23020,10 +21996,9 @@ var ts; } function computeVariableStatement(node, subtreeFlags) { var transformFlags; - var modifierFlags = ts.getModifierFlags(node); var declarationListTransformFlags = node.declarationList.transformFlags; // An ambient declaration is TypeScript syntax. - if (modifierFlags & 2 /* Ambient */) { + if (ts.hasModifier(node, 2 /* Ambient */)) { transformFlags = 3 /* AssertTypeScript */; } else { @@ -23091,92 +22066,110 @@ var ts; var transformFlags = subtreeFlags; var excludeFlags = 536872257 /* NodeExcludes */; switch (kind) { - case 119 /* AsyncKeyword */: - case 189 /* AwaitExpression */: - // async/await is ES2017 syntax - transformFlags |= 16 /* AssertES2017 */; + case 120 /* AsyncKeyword */: + case 191 /* AwaitExpression */: + // async/await is ES2017 syntax, but may be ESNext syntax (for async generators) + transformFlags |= 8 /* AssertESNext */ | 16 /* AssertES2017 */; break; - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 116 /* AbstractKeyword */: - case 123 /* DeclareKeyword */: - case 75 /* ConstKeyword */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: - case 201 /* NonNullExpression */: - case 130 /* ReadonlyKeyword */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 117 /* AbstractKeyword */: + case 124 /* DeclareKeyword */: + case 76 /* ConstKeyword */: + case 232 /* EnumDeclaration */: + case 264 /* EnumMember */: + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: + case 203 /* NonNullExpression */: + case 131 /* ReadonlyKeyword */: // These nodes are TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */; break; - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: + case 249 /* JsxElement */: + case 250 /* JsxSelfClosingElement */: + case 251 /* JsxOpeningElement */: case 10 /* JsxText */: - case 249 /* JsxClosingElement */: - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: - case 252 /* JsxExpression */: + case 252 /* JsxClosingElement */: + case 253 /* JsxAttribute */: + case 254 /* JsxAttributes */: + case 255 /* JsxSpreadAttribute */: + case 256 /* JsxExpression */: // These nodes are Jsx syntax. transformFlags |= 4 /* AssertJsx */; break; - case 213 /* ForOfStatement */: - // for-of might be ESNext if it has a rest destructuring - transformFlags |= 8 /* AssertESNext */; - // FALLTHROUGH - case 12 /* NoSubstitutionTemplateLiteral */: - case 13 /* TemplateHead */: - case 14 /* TemplateMiddle */: - case 15 /* TemplateTail */: - case 194 /* TemplateExpression */: - case 181 /* TaggedTemplateExpression */: - case 258 /* ShorthandPropertyAssignment */: - case 114 /* StaticKeyword */: + case 13 /* NoSubstitutionTemplateLiteral */: + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: + case 196 /* TemplateExpression */: + case 183 /* TaggedTemplateExpression */: + case 262 /* ShorthandPropertyAssignment */: + case 115 /* StaticKeyword */: + case 204 /* MetaProperty */: // These nodes are ES6 syntax. transformFlags |= 192 /* AssertES2015 */; break; - case 195 /* YieldExpression */: - // This node is ES6 syntax. - transformFlags |= 192 /* AssertES2015 */ | 16777216 /* ContainsYield */; + case 9 /* StringLiteral */: + if (node.hasExtendedUnicodeEscape) { + transformFlags |= 192 /* AssertES2015 */; + } + break; + case 8 /* NumericLiteral */: + if (node.numericLiteralFlags & 48 /* BinaryOrOctalSpecifier */) { + transformFlags |= 192 /* AssertES2015 */; + } + break; + case 216 /* ForOfStatement */: + // This node is either ES2015 syntax or ES2017 syntax (if it is a for-await-of). + if (node.awaitModifier) { + transformFlags |= 8 /* AssertESNext */; + } + transformFlags |= 192 /* AssertES2015 */; + break; + case 197 /* YieldExpression */: + // This node is either ES2015 syntax (in a generator) or ES2017 syntax (in an async + // generator). + transformFlags |= 8 /* AssertESNext */ | 192 /* AssertES2015 */ | 16777216 /* ContainsYield */; break; - case 118 /* AnyKeyword */: - case 132 /* NumberKeyword */: - case 129 /* NeverKeyword */: - case 134 /* StringKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 143 /* TypeParameter */: - case 146 /* PropertySignature */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 156 /* TypePredicate */: - case 157 /* TypeReference */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 160 /* TypeQuery */: - case 161 /* TypeLiteral */: - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 167 /* ThisType */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 171 /* LiteralType */: + case 119 /* AnyKeyword */: + case 133 /* NumberKeyword */: + case 130 /* NeverKeyword */: + case 134 /* ObjectKeyword */: + case 136 /* StringKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 145 /* TypeParameter */: + case 148 /* PropertySignature */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 158 /* TypePredicate */: + case 159 /* TypeReference */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 162 /* TypeQuery */: + case 163 /* TypeLiteral */: + case 164 /* ArrayType */: + case 165 /* TupleType */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 168 /* ParenthesizedType */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 169 /* ThisType */: + case 170 /* TypeOperator */: + case 171 /* IndexedAccessType */: + case 172 /* MappedType */: + case 173 /* LiteralType */: + case 236 /* NamespaceExportDeclaration */: // Types and signatures are TypeScript syntax, and exclude all other facts. transformFlags = 3 /* AssertTypeScript */; excludeFlags = -3 /* TypeExcludes */; break; - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: // Even though computed property names are ES6, we don't treat them as such. // This is so that they can flow through PropertyName transforms unaffected. // Instead, we mark the container as ES6, so that it can properly handle the transform. @@ -23193,42 +22186,42 @@ var ts; transformFlags |= 65536 /* ContainsLexicalThisInComputedPropertyName */; } break; - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: transformFlags |= 192 /* AssertES2015 */ | 524288 /* ContainsSpread */; break; - case 259 /* SpreadAssignment */: + case 263 /* SpreadAssignment */: transformFlags |= 8 /* AssertESNext */ | 1048576 /* ContainsObjectSpread */; break; - case 96 /* SuperKeyword */: + case 97 /* SuperKeyword */: // This node is ES6 syntax. transformFlags |= 192 /* AssertES2015 */; break; - case 98 /* ThisKeyword */: + case 99 /* ThisKeyword */: // Mark this node and its ancestors as containing a lexical `this` keyword. transformFlags |= 16384 /* ContainsLexicalThis */; break; - case 172 /* ObjectBindingPattern */: + case 174 /* ObjectBindingPattern */: transformFlags |= 192 /* AssertES2015 */ | 8388608 /* ContainsBindingPattern */; if (subtreeFlags & 524288 /* ContainsRest */) { transformFlags |= 8 /* AssertESNext */ | 1048576 /* ContainsObjectRest */; } excludeFlags = 537396545 /* BindingPatternExcludes */; break; - case 173 /* ArrayBindingPattern */: + case 175 /* ArrayBindingPattern */: transformFlags |= 192 /* AssertES2015 */ | 8388608 /* ContainsBindingPattern */; excludeFlags = 537396545 /* BindingPatternExcludes */; break; - case 174 /* BindingElement */: + case 176 /* BindingElement */: transformFlags |= 192 /* AssertES2015 */; if (node.dotDotDotToken) { transformFlags |= 524288 /* ContainsRest */; } break; - case 145 /* Decorator */: + case 147 /* Decorator */: // This node is TypeScript syntax, and marks its container as also being TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */ | 4096 /* ContainsDecorators */; break; - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: excludeFlags = 540087617 /* ObjectLiteralExcludes */; if (subtreeFlags & 2097152 /* ContainsComputedPropertyName */) { // If an ObjectLiteralExpression contains a ComputedPropertyName, then it @@ -23246,8 +22239,8 @@ var ts; transformFlags |= 8 /* AssertESNext */; } break; - case 175 /* ArrayLiteralExpression */: - case 180 /* NewExpression */: + case 177 /* ArrayLiteralExpression */: + case 182 /* NewExpression */: excludeFlags = 537396545 /* ArrayLiteralOrCallOrNewExcludes */; if (subtreeFlags & 524288 /* ContainsSpread */) { // If the this node contains a SpreadExpression, then it is an ES6 @@ -23255,23 +22248,23 @@ var ts; transformFlags |= 192 /* AssertES2015 */; } break; - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: // A loop containing a block scoped binding *may* need to be transformed from ES6. if (subtreeFlags & 4194304 /* ContainsBlockScopedBinding */) { transformFlags |= 192 /* AssertES2015 */; } break; - case 261 /* SourceFile */: + case 265 /* SourceFile */: if (subtreeFlags & 32768 /* ContainsCapturedLexicalThis */) { transformFlags |= 192 /* AssertES2015 */; } break; - case 216 /* ReturnStatement */: - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: + case 219 /* ReturnStatement */: + case 217 /* ContinueStatement */: + case 218 /* BreakStatement */: transformFlags |= 33554432 /* ContainsHoistedDeclarationOrCompletion */; break; } @@ -23287,62 +22280,240 @@ var ts; */ /* @internal */ function getTransformFlagsSubtreeExclusions(kind) { - if (kind >= 156 /* FirstTypeNode */ && kind <= 171 /* LastTypeNode */) { + if (kind >= 158 /* FirstTypeNode */ && kind <= 173 /* LastTypeNode */) { return -3 /* TypeExcludes */; } switch (kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 175 /* ArrayLiteralExpression */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 177 /* ArrayLiteralExpression */: return 537396545 /* ArrayLiteralOrCallOrNewExcludes */; - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return 574674241 /* ModuleExcludes */; - case 144 /* Parameter */: + case 146 /* Parameter */: return 536872257 /* ParameterExcludes */; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: return 601249089 /* ArrowFunctionExcludes */; - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: return 601281857 /* FunctionExcludes */; - case 224 /* VariableDeclarationList */: + case 227 /* VariableDeclarationList */: return 546309441 /* VariableDeclarationListExcludes */; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: return 539358529 /* ClassExcludes */; - case 150 /* Constructor */: + case 152 /* Constructor */: return 601015617 /* ConstructorExcludes */; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return 601015617 /* MethodOrAccessorExcludes */; - case 118 /* AnyKeyword */: - case 132 /* NumberKeyword */: - case 129 /* NeverKeyword */: - case 134 /* StringKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 143 /* TypeParameter */: - case 146 /* PropertySignature */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 119 /* AnyKeyword */: + case 133 /* NumberKeyword */: + case 130 /* NeverKeyword */: + case 136 /* StringKeyword */: + case 134 /* ObjectKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 145 /* TypeParameter */: + case 148 /* PropertySignature */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: return -3 /* TypeExcludes */; - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: return 540087617 /* ObjectLiteralExcludes */; - case 256 /* CatchClause */: + case 260 /* CatchClause */: return 537920833 /* CatchClauseExcludes */; - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: return 537396545 /* BindingPatternExcludes */; default: return 536872257 /* NodeExcludes */; } } ts.getTransformFlagsSubtreeExclusions = getTransformFlagsSubtreeExclusions; + /** + * "Binds" JSDoc nodes in TypeScript code. + * Since we will never create symbols for JSDoc, we just set parent pointers instead. + */ + function setParentPointers(parent, child) { + child.parent = parent; + ts.forEachChild(child, function (childsChild) { return setParentPointers(child, childsChild); }); + } +})(ts || (ts = {})); +/** @internal */ +var ts; +(function (ts) { + function createGetSymbolWalker(getRestTypeOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintFromTypeParameter, getFirstIdentifier) { + return getSymbolWalker; + function getSymbolWalker(accept) { + if (accept === void 0) { accept = function () { return true; }; } + var visitedTypes = []; // Sparse array from id to type + var visitedSymbols = []; // Sparse array from id to symbol + return { + walkType: function (type) { + try { + visitType(type); + return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) }; + } + finally { + ts.clear(visitedTypes); + ts.clear(visitedSymbols); + } + }, + walkSymbol: function (symbol) { + try { + visitSymbol(symbol); + return { visitedTypes: ts.getOwnValues(visitedTypes), visitedSymbols: ts.getOwnValues(visitedSymbols) }; + } + finally { + ts.clear(visitedTypes); + ts.clear(visitedSymbols); + } + }, + }; + function visitType(type) { + if (!type) { + return; + } + if (visitedTypes[type.id]) { + return; + } + visitedTypes[type.id] = type; + // Reuse visitSymbol to visit the type's symbol, + // but be sure to bail on recuring into the type if accept declines the symbol. + var shouldBail = visitSymbol(type.symbol); + if (shouldBail) + return; + // Visit the type's related types, if any + if (type.flags & 32768 /* Object */) { + var objectType = type; + var objectFlags = objectType.objectFlags; + if (objectFlags & 4 /* Reference */) { + visitTypeReference(type); + } + if (objectFlags & 32 /* Mapped */) { + visitMappedType(type); + } + if (objectFlags & (1 /* Class */ | 2 /* Interface */)) { + visitInterfaceType(type); + } + if (objectFlags & (8 /* Tuple */ | 16 /* Anonymous */)) { + visitObjectType(objectType); + } + } + if (type.flags & 16384 /* TypeParameter */) { + visitTypeParameter(type); + } + if (type.flags & 196608 /* UnionOrIntersection */) { + visitUnionOrIntersectionType(type); + } + if (type.flags & 262144 /* Index */) { + visitIndexType(type); + } + if (type.flags & 524288 /* IndexedAccess */) { + visitIndexedAccessType(type); + } + } + function visitTypeReference(type) { + visitType(type.target); + ts.forEach(type.typeArguments, visitType); + } + function visitTypeParameter(type) { + visitType(getConstraintFromTypeParameter(type)); + } + function visitUnionOrIntersectionType(type) { + ts.forEach(type.types, visitType); + } + function visitIndexType(type) { + visitType(type.type); + } + function visitIndexedAccessType(type) { + visitType(type.objectType); + visitType(type.indexType); + visitType(type.constraint); + } + function visitMappedType(type) { + visitType(type.typeParameter); + visitType(type.constraintType); + visitType(type.templateType); + visitType(type.modifiersType); + } + function visitSignature(signature) { + if (signature.typePredicate) { + visitType(signature.typePredicate.type); + } + ts.forEach(signature.typeParameters, visitType); + for (var _i = 0, _a = signature.parameters; _i < _a.length; _i++) { + var parameter = _a[_i]; + visitSymbol(parameter); + } + visitType(getRestTypeOfSignature(signature)); + visitType(getReturnTypeOfSignature(signature)); + } + function visitInterfaceType(interfaceT) { + visitObjectType(interfaceT); + ts.forEach(interfaceT.typeParameters, visitType); + ts.forEach(getBaseTypes(interfaceT), visitType); + visitType(interfaceT.thisType); + } + function visitObjectType(type) { + var stringIndexType = getIndexTypeOfStructuredType(type, 0 /* String */); + visitType(stringIndexType); + var numberIndexType = getIndexTypeOfStructuredType(type, 1 /* Number */); + visitType(numberIndexType); + // The two checks above *should* have already resolved the type (if needed), so this should be cached + var resolved = resolveStructuredTypeMembers(type); + for (var _i = 0, _a = resolved.callSignatures; _i < _a.length; _i++) { + var signature = _a[_i]; + visitSignature(signature); + } + for (var _b = 0, _c = resolved.constructSignatures; _b < _c.length; _b++) { + var signature = _c[_b]; + visitSignature(signature); + } + for (var _d = 0, _e = resolved.properties; _d < _e.length; _d++) { + var p = _e[_d]; + visitSymbol(p); + } + } + function visitSymbol(symbol) { + if (!symbol) { + return; + } + var symbolId = ts.getSymbolId(symbol); + if (visitedSymbols[symbolId]) { + return; + } + visitedSymbols[symbolId] = symbol; + if (!accept(symbol)) { + return true; + } + var t = getTypeOfSymbol(symbol); + visitType(t); // Should handle members on classes and such + if (symbol.flags & 1952 /* HasExports */) { + symbol.exports.forEach(visitSymbol); + } + ts.forEach(symbol.declarations, function (d) { + // Type queries are too far resolved when we just visit the symbol's type + // (their type resolved directly to the member deeply referenced) + // So to get the intervening symbols, we need to check if there's a type + // query node on any of the symbol's declarations and get symbols there + if (d.type && d.type.kind === 162 /* TypeQuery */) { + var query = d.type; + var entity = getResolvedSymbol(getFirstIdentifier(query.exprName)); + visitSymbol(entity); + } + }); + } + } + } + ts.createGetSymbolWalker = createGetSymbolWalker; })(ts || (ts = {})); /// /// @@ -23357,6 +22528,12 @@ var ts; return compilerOptions.traceResolution && host.trace !== undefined; } ts.isTraceEnabled = isTraceEnabled; + function withPackageId(packageId, r) { + return r && { path: r.path, extension: r.ext, packageId: packageId }; + } + function noPackageId(r) { + return withPackageId(/*packageId*/ undefined, r); + } /** * Kinds of file that we are currently looking for. * Typically there is one pass with Extensions.TypeScript, then a second pass with Extensions.JavaScript. @@ -23373,46 +22550,36 @@ var ts; return undefined; } ts.Debug.assert(ts.extensionIsTypeScript(resolved.extension)); - return resolved.path; - } - /** Adds `isExernalLibraryImport` to a Resolved to get a ResolvedModule. */ - function resolvedModuleFromResolved(_a, isExternalLibraryImport) { - var path = _a.path, extension = _a.extension; - return { resolvedFileName: path, extension: extension, isExternalLibraryImport: isExternalLibraryImport }; + return { fileName: resolved.path, packageId: resolved.packageId }; } function createResolvedModuleWithFailedLookupLocations(resolved, isExternalLibraryImport, failedLookupLocations) { - return { resolvedModule: resolved && resolvedModuleFromResolved(resolved, isExternalLibraryImport), failedLookupLocations: failedLookupLocations }; - } - function moduleHasNonRelativeName(moduleName) { - return !(ts.isRootedDiskPath(moduleName) || ts.isExternalModuleNameRelative(moduleName)); + return { + resolvedModule: resolved && { resolvedFileName: resolved.path, extension: resolved.extension, isExternalLibraryImport: isExternalLibraryImport, packageId: resolved.packageId }, + failedLookupLocations: failedLookupLocations + }; } - ts.moduleHasNonRelativeName = moduleHasNonRelativeName; /** Reads from "main" or "types"/"typings" depending on `extensions`. */ - function tryReadPackageJsonMainOrTypes(extensions, packageJsonPath, baseDirectory, state) { - var jsonContent = readJson(packageJsonPath, state.host); - switch (extensions) { - case 2 /* DtsOnly */: - case 0 /* TypeScript */: - return tryReadFromField("typings") || tryReadFromField("types"); - case 1 /* JavaScript */: - return tryReadFromField("main"); - } + function tryReadPackageJsonFields(readTypes, jsonContent, baseDirectory, state) { + return readTypes ? tryReadFromField("typings") || tryReadFromField("types") : tryReadFromField("main"); function tryReadFromField(fieldName) { - if (ts.hasProperty(jsonContent, fieldName)) { - var typesFile = jsonContent[fieldName]; - if (typeof typesFile === "string") { - var typesFilePath = ts.normalizePath(ts.combinePaths(baseDirectory, typesFile)); - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, typesFile, typesFilePath); - } - return typesFilePath; + if (!ts.hasProperty(jsonContent, fieldName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.package_json_does_not_have_a_0_field, fieldName); } - else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof typesFile); - } + return; + } + var fileName = jsonContent[fieldName]; + if (!ts.isString(fileName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof fileName); } + return; + } + var path = ts.normalizePath(ts.combinePaths(baseDirectory, fileName)); + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, fileName, path); } + return path; } } function readJson(path, host) { @@ -23448,9 +22615,10 @@ var ts; function getDefaultTypeRoots(currentDirectory, host) { if (!host.directoryExists) { return [ts.combinePaths(currentDirectory, nodeModulesAtTypes)]; + // And if it doesn't exist, tough. } var typeRoots; - forEachAncestorDirectory(currentDirectory, function (directory) { + ts.forEachAncestorDirectory(ts.normalizePath(currentDirectory), function (directory) { var atTypes = ts.combinePaths(directory, nodeModulesAtTypes); if (host.directoryExists(atTypes)) { (typeRoots || (typeRoots = [])).push(atTypes); @@ -23467,11 +22635,7 @@ var ts; */ function resolveTypeReferenceDirective(typeReferenceDirectiveName, containingFile, options, host) { var traceEnabled = isTraceEnabled(options, host); - var moduleResolutionState = { - compilerOptions: options, - host: host, - traceEnabled: traceEnabled - }; + var moduleResolutionState = { compilerOptions: options, host: host, traceEnabled: traceEnabled }; var typeRoots = getEffectiveTypeRoots(options, host); if (traceEnabled) { if (containingFile === undefined) { @@ -23500,11 +22664,13 @@ var ts; } var resolvedTypeReferenceDirective; if (resolved) { - resolved = realpath(resolved, host, traceEnabled); + if (!options.preserveSymlinks) { + resolved = __assign({}, resolved, { fileName: realPath(resolved.fileName, host, traceEnabled) }); + } if (traceEnabled) { - trace(host, ts.Diagnostics.Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2, typeReferenceDirectiveName, resolved, primary); + trace(host, ts.Diagnostics.Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2, typeReferenceDirectiveName, resolved.fileName, primary); } - resolvedTypeReferenceDirective = { primary: primary, resolvedFileName: resolved }; + resolvedTypeReferenceDirective = { primary: primary, resolvedFileName: resolved.fileName, packageId: resolved.packageId }; } return { resolvedTypeReferenceDirective: resolvedTypeReferenceDirective, failedLookupLocations: failedLookupLocations }; function primaryLookup() { @@ -23516,7 +22682,11 @@ var ts; return ts.forEach(typeRoots, function (typeRoot) { var candidate = ts.combinePaths(typeRoot, typeReferenceDirectiveName); var candidateDirectory = ts.getDirectoryPath(candidate); - return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(2 /* DtsOnly */, candidate, failedLookupLocations, !directoryProbablyExists(candidateDirectory, host), moduleResolutionState)); + var directoryExists = directoryProbablyExists(candidateDirectory, host); + if (!directoryExists && traceEnabled) { + trace(host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidateDirectory); + } + return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(Extensions.DtsOnly, candidate, failedLookupLocations, !directoryExists, moduleResolutionState)); }); } else { @@ -23533,7 +22703,7 @@ var ts; if (traceEnabled) { trace(host, ts.Diagnostics.Looking_up_in_node_modules_folder_initial_location_0, initialLocationForSecondaryLookup); } - var result = loadModuleFromNodeModules(2 /* DtsOnly */, typeReferenceDirectiveName, initialLocationForSecondaryLookup, failedLookupLocations, moduleResolutionState, /*cache*/ undefined); + var result = loadModuleFromNodeModules(Extensions.DtsOnly, typeReferenceDirectiveName, initialLocationForSecondaryLookup, failedLookupLocations, moduleResolutionState, /*cache*/ undefined); resolvedFile = resolvedTypeScriptOnly(result && result.value); if (!resolvedFile && traceEnabled) { trace(host, ts.Diagnostics.Type_reference_directive_0_was_not_resolved, typeReferenceDirectiveName); @@ -23549,13 +22719,13 @@ var ts; } ts.resolveTypeReferenceDirective = resolveTypeReferenceDirective; /** - * Given a set of options, returns the set of type directive names - * that should be included for this program automatically. - * This list could either come from the config file, - * or from enumerating the types root + initial secondary types lookup location. - * More type directives might appear in the program later as a result of loading actual source files; - * this list is only the set of defaults that are implicitly included. - */ + * Given a set of options, returns the set of type directive names + * that should be included for this program automatically. + * This list could either come from the config file, + * or from enumerating the types root + initial secondary types lookup location. + * More type directives might appear in the program later as a result of loading actual source files; + * this list is only the set of defaults that are implicitly included. + */ function getAutomaticTypeDirectiveNames(options, host) { // Use explicit type list from tsconfig.json if (options.types) { @@ -23573,6 +22743,8 @@ var ts; var typeDirectivePath = _b[_a]; var normalized = ts.normalizePath(typeDirectivePath); var packageJsonPath = pathToPackageJson(ts.combinePaths(root, normalized)); + // `types-publisher` sometimes creates packages with `"typings": null` for packages that don't provide their own types. + // See `createNotNeededPackageJSON` in the types-publisher` repo. // tslint:disable-next-line:no-null-keyword var isNotNeededPackage = host.fileExists(packageJsonPath) && readJson(packageJsonPath, host).typings === null; if (!isNotNeededPackage) { @@ -23588,7 +22760,7 @@ var ts; } ts.getAutomaticTypeDirectiveNames = getAutomaticTypeDirectiveNames; function createModuleResolutionCache(currentDirectory, getCanonicalFileName) { - var directoryToModuleNameMap = ts.createFileMap(); + var directoryToModuleNameMap = ts.createMap(); var moduleNameToDirectoryMap = ts.createMap(); return { getOrCreateCacheForDirectory: getOrCreateCacheForDirectory, getOrCreateCacheForModuleName: getOrCreateCacheForModuleName }; function getOrCreateCacheForDirectory(directoryName) { @@ -23601,17 +22773,18 @@ var ts; return perFolderCache; } function getOrCreateCacheForModuleName(nonRelativeModuleName) { - if (!moduleHasNonRelativeName(nonRelativeModuleName)) { + if (ts.isExternalModuleNameRelative(nonRelativeModuleName)) { return undefined; } - var perModuleNameCache = moduleNameToDirectoryMap[nonRelativeModuleName]; + var perModuleNameCache = moduleNameToDirectoryMap.get(nonRelativeModuleName); if (!perModuleNameCache) { - moduleNameToDirectoryMap[nonRelativeModuleName] = perModuleNameCache = createPerModuleNameCache(); + perModuleNameCache = createPerModuleNameCache(); + moduleNameToDirectoryMap.set(nonRelativeModuleName, perModuleNameCache); } return perModuleNameCache; } function createPerModuleNameCache() { - var directoryPathMap = ts.createFileMap(); + var directoryPathMap = ts.createMap(); return { get: get, set: set }; function get(directory) { return directoryPathMap.get(ts.toPath(directory, currentDirectory, getCanonicalFileName)); @@ -23630,7 +22803,7 @@ var ts; function set(directory, result) { var path = ts.toPath(directory, currentDirectory, getCanonicalFileName); // if entry is already in cache do nothing - if (directoryPathMap.contains(path)) { + if (directoryPathMap.has(path)) { return; } directoryPathMap.set(path, result); @@ -23642,13 +22815,13 @@ var ts; var commonPrefix = getCommonPrefix(path, resolvedFileName); var current = path; while (true) { - var parent_5 = ts.getDirectoryPath(current); - if (parent_5 === current || directoryPathMap.contains(parent_5)) { + var parent = ts.getDirectoryPath(current); + if (parent === current || directoryPathMap.has(parent)) { break; } - directoryPathMap.set(parent_5, result); - current = parent_5; - if (current == commonPrefix) { + directoryPathMap.set(parent, result); + current = parent; + if (current === commonPrefix) { break; } } @@ -23680,7 +22853,7 @@ var ts; } var containingDirectory = ts.getDirectoryPath(containingFile); var perFolderCache = cache && cache.getOrCreateCacheForDirectory(containingDirectory); - var result = perFolderCache && perFolderCache[moduleName]; + var result = perFolderCache && perFolderCache.get(moduleName); if (result) { if (traceEnabled) { trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache, moduleName); @@ -23706,9 +22879,11 @@ var ts; case ts.ModuleResolutionKind.Classic: result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache); break; + default: + ts.Debug.fail("Unexpected moduleResolution: " + moduleResolution); } if (perFolderCache) { - perFolderCache[moduleName] = result; + perFolderCache.set(moduleName, result); // put result in per-module name cache var perModuleNameCache = cache.getOrCreateCacheForModuleName(moduleName); if (perModuleNameCache) { @@ -23788,7 +22963,7 @@ var ts; * entries in 'rootDirs', use them to build absolute path out of (*) and try to resolve module from this location. */ function tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state) { - if (moduleHasNonRelativeName(moduleName)) { + if (!ts.isExternalModuleNameRelative(moduleName)) { return tryLoadModuleUsingBaseUrl(extensions, moduleName, loader, failedLookupLocations, state); } else { @@ -23879,8 +23054,8 @@ var ts; matchedPattern = ts.matchPatternOrExact(ts.getOwnKeys(state.compilerOptions.paths), moduleName); } if (matchedPattern) { - var matchedStar_1 = typeof matchedPattern === "string" ? undefined : ts.matchedText(matchedPattern, moduleName); - var matchedPatternText = typeof matchedPattern === "string" ? matchedPattern : ts.patternText(matchedPattern); + var matchedStar_1 = ts.isString(matchedPattern) ? undefined : ts.matchedText(matchedPattern, moduleName); + var matchedPatternText = ts.isString(matchedPattern) ? matchedPattern : ts.patternText(matchedPattern); if (state.traceEnabled) { trace(state.host, ts.Diagnostics.Module_name_0_matched_pattern_1, moduleName, matchedPatternText); } @@ -23890,11 +23065,13 @@ var ts; if (state.traceEnabled) { trace(state.host, ts.Diagnostics.Trying_substitution_0_candidate_module_location_Colon_1, subst, path); } - // A path mapping may have a ".ts" extension; in contrast to an import, which should omit it. - var tsExtension = ts.tryGetExtensionFromPath(candidate); - if (tsExtension !== undefined) { + // A path mapping may have an extension, in contrast to an import, which should omit it. + var extension = ts.tryGetExtensionFromPath(candidate); + if (extension !== undefined) { var path_1 = tryFile(candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state); - return path_1 && { path: path_1, extension: tsExtension }; + if (path_1 !== undefined) { + return noPackageId({ path: path_1, ext: extension }); + } } return loader(extensions, candidate, failedLookupLocations, !directoryProbablyExists(ts.getDirectoryPath(candidate), state.host), state); }); @@ -23908,38 +23085,62 @@ var ts; } } function nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache) { - var containingDirectory = ts.getDirectoryPath(containingFile); + return nodeModuleNameResolverWorker(moduleName, ts.getDirectoryPath(containingFile), compilerOptions, host, cache, /*jsOnly*/ false); + } + ts.nodeModuleNameResolver = nodeModuleNameResolver; + /** + * Expose resolution logic to allow us to use Node module resolution logic from arbitrary locations. + * No way to do this with `require()`: https://github.com/nodejs/node/issues/5963 + * Throws an error if the module can't be resolved. + */ + /* @internal */ + function resolveJavaScriptModule(moduleName, initialDir, host) { + var _a = nodeModuleNameResolverWorker(moduleName, initialDir, { moduleResolution: ts.ModuleResolutionKind.NodeJs, allowJs: true }, host, /*cache*/ undefined, /*jsOnly*/ true), resolvedModule = _a.resolvedModule, failedLookupLocations = _a.failedLookupLocations; + if (!resolvedModule) { + throw new Error("Could not resolve JS module '" + moduleName + "' starting at '" + initialDir + "'. Looked in: " + failedLookupLocations.join(", ")); + } + return resolvedModule.resolvedFileName; + } + ts.resolveJavaScriptModule = resolveJavaScriptModule; + function nodeModuleNameResolverWorker(moduleName, containingDirectory, compilerOptions, host, cache, jsOnly) { var traceEnabled = isTraceEnabled(compilerOptions, host); var failedLookupLocations = []; var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; - var result = tryResolve(0 /* TypeScript */) || tryResolve(1 /* JavaScript */); + var result = jsOnly ? tryResolve(Extensions.JavaScript) : (tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript)); if (result && result.value) { var _a = result.value, resolved = _a.resolved, isExternalLibraryImport = _a.isExternalLibraryImport; return createResolvedModuleWithFailedLookupLocations(resolved, isExternalLibraryImport, failedLookupLocations); } return { resolvedModule: undefined, failedLookupLocations: failedLookupLocations }; function tryResolve(extensions) { - var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, nodeLoadModuleByRelativeName, failedLookupLocations, state); + var loader = function (extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { return nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, /*considerPackageJson*/ true); }; + var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state); if (resolved) { return toSearchResult({ resolved: resolved, isExternalLibraryImport: false }); } - if (moduleHasNonRelativeName(moduleName)) { + if (!ts.isExternalModuleNameRelative(moduleName)) { if (traceEnabled) { - trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder, moduleName); + trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder_target_file_type_1, moduleName, Extensions[extensions]); } var resolved_1 = loadModuleFromNodeModules(extensions, moduleName, containingDirectory, failedLookupLocations, state, cache); + if (!resolved_1) + return undefined; + var resolvedValue = resolved_1.value; + if (!compilerOptions.preserveSymlinks) { + resolvedValue = resolvedValue && __assign({}, resolved_1.value, { path: realPath(resolved_1.value.path, host, traceEnabled), extension: resolved_1.value.extension }); + } // For node_modules lookups, get the real path so that multiple accesses to an `npm link`-ed module do not create duplicate files. - return resolved_1 && { value: resolved_1.value && { resolved: { path: realpath(resolved_1.value.path, host, traceEnabled), extension: resolved_1.value.extension }, isExternalLibraryImport: true } }; + return { value: resolvedValue && { resolved: resolvedValue, isExternalLibraryImport: true } }; } else { - var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName)); - var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state); - return resolved_2 && toSearchResult({ resolved: resolved_2, isExternalLibraryImport: false }); + var _a = ts.normalizePathAndParts(ts.combinePaths(containingDirectory, moduleName)), candidate = _a.path, parts = _a.parts; + var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state, /*considerPackageJson*/ true); + // Treat explicit "node_modules" import as an external library import. + return resolved_2 && toSearchResult({ resolved: resolved_2, isExternalLibraryImport: ts.contains(parts, "node_modules") }); } } } - ts.nodeModuleNameResolver = nodeModuleNameResolver; - function realpath(path, host, traceEnabled) { + function realPath(path, host, traceEnabled) { if (!host.realpath) { return path; } @@ -23949,12 +23150,35 @@ var ts; } return real; } - function nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { + function nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) { if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0, candidate); + trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1, candidate, Extensions[extensions]); } - var resolvedFromFile = !ts.pathEndsWithDirectorySeparator(candidate) && loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); - return resolvedFromFile || loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); + if (!ts.pathEndsWithDirectorySeparator(candidate)) { + if (!onlyRecordFailures) { + var parentOfCandidate = ts.getDirectoryPath(candidate); + if (!directoryProbablyExists(parentOfCandidate, state.host)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, parentOfCandidate); + } + onlyRecordFailures = true; + } + } + var resolvedFromFile = loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); + if (resolvedFromFile) { + return noPackageId(resolvedFromFile); + } + } + if (!onlyRecordFailures) { + var candidateExists = directoryProbablyExists(candidate, state.host); + if (!candidateExists) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidate); + } + onlyRecordFailures = true; + } + } + return loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson); } /* @internal */ function directoryProbablyExists(directoryName, host) { @@ -23962,6 +23186,9 @@ var ts; return !host.directoryExists || host.directoryExists(directoryName); } ts.directoryProbablyExists = directoryProbablyExists; + function loadModuleFromFileNoPackageId(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { + return noPackageId(loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state)); + } /** * @param {boolean} onlyRecordFailures - if true then function won't try to actually load files but instead record all attempts as failures. This flag is necessary * in cases when we know upfront that all load attempts will fail (because containing folder does not exists) however we still need to record all failed lookup locations. @@ -23993,120 +23220,159 @@ var ts; } } switch (extensions) { - case 2 /* DtsOnly */: - return tryExtension(".d.ts", ts.Extension.Dts); - case 0 /* TypeScript */: - return tryExtension(".ts", ts.Extension.Ts) || tryExtension(".tsx", ts.Extension.Tsx) || tryExtension(".d.ts", ts.Extension.Dts); - case 1 /* JavaScript */: - return tryExtension(".js", ts.Extension.Js) || tryExtension(".jsx", ts.Extension.Jsx); - } - function tryExtension(ext, extension) { + case Extensions.DtsOnly: + return tryExtension(".d.ts" /* Dts */); + case Extensions.TypeScript: + return tryExtension(".ts" /* Ts */) || tryExtension(".tsx" /* Tsx */) || tryExtension(".d.ts" /* Dts */); + case Extensions.JavaScript: + return tryExtension(".js" /* Js */) || tryExtension(".jsx" /* Jsx */); + } + function tryExtension(ext) { var path = tryFile(candidate + ext, failedLookupLocations, onlyRecordFailures, state); - return path && { path: path, extension: extension }; + return path && { path: path, ext: ext }; } } /** Return the file if it exists. */ function tryFile(fileName, failedLookupLocations, onlyRecordFailures, state) { - if (!onlyRecordFailures && state.host.fileExists(fileName)) { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName); - } - return fileName; - } - else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName); - } - failedLookupLocations.push(fileName); - return undefined; - } - } - function loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { - var packageJsonPath = pathToPackageJson(candidate); - var directoryExists = !onlyRecordFailures && directoryProbablyExists(candidate, state.host); - if (directoryExists && state.host.fileExists(packageJsonPath)) { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath); - } - var mainOrTypesFile = tryReadPackageJsonMainOrTypes(extensions, packageJsonPath, candidate, state); - if (mainOrTypesFile) { - var onlyRecordFailures_1 = !directoryProbablyExists(ts.getDirectoryPath(mainOrTypesFile), state.host); - // A package.json "typings" may specify an exact filename, or may choose to omit an extension. - var fromExactFile = tryFile(mainOrTypesFile, failedLookupLocations, onlyRecordFailures_1, state); - if (fromExactFile) { - var resolved_3 = fromExactFile && resolvedIfExtensionMatches(extensions, fromExactFile); - if (resolved_3) { - return resolved_3; - } - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_has_an_unsupported_extension_so_skipping_it, fromExactFile); - } - } - var resolved = tryAddingExtensions(mainOrTypesFile, 0 /* TypeScript */, failedLookupLocations, onlyRecordFailures_1, state); - if (resolved) { - return resolved; - } - if (extensions === 1 /* JavaScript */) { - // A package.json "main" may specify an exact filename, or may choose to omit an extension. - // We tried the ts extensions erlier, now try the js extensions. - // tryReadPackageJsonMainOrTypes returns main iff extensions is Extensions.JavaScript. - var resolved_4 = tryAddingExtensions(mainOrTypesFile, 1 /* JavaScript */, failedLookupLocations, onlyRecordFailures_1, state); - if (resolved_4) { - return resolved_4; - } + if (!onlyRecordFailures) { + if (state.host.fileExists(fileName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName); } + return fileName; } else { if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.package_json_does_not_have_a_types_or_main_field); + trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName); } } } + failedLookupLocations.push(fileName); + return undefined; + } + function loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) { + if (considerPackageJson === void 0) { considerPackageJson = true; } + var _a = considerPackageJson + ? getPackageJsonInfo(candidate, "", failedLookupLocations, onlyRecordFailures, state) + : { packageJsonContent: undefined, packageId: undefined }, packageJsonContent = _a.packageJsonContent, packageId = _a.packageId; + return withPackageId(packageId, loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, packageJsonContent)); + } + function loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, packageJsonContent) { + var fromPackageJson = packageJsonContent && loadModuleFromPackageJson(packageJsonContent, extensions, candidate, failedLookupLocations, state); + if (fromPackageJson) { + return fromPackageJson; + } + var directoryExists = !onlyRecordFailures && directoryProbablyExists(candidate, state.host); + return loadModuleFromFile(extensions, ts.combinePaths(candidate, "index"), failedLookupLocations, !directoryExists, state); + } + function getPackageJsonInfo(nodeModuleDirectory, subModuleName, failedLookupLocations, onlyRecordFailures, _a) { + var host = _a.host, traceEnabled = _a.traceEnabled; + var directoryExists = !onlyRecordFailures && directoryProbablyExists(nodeModuleDirectory, host); + var packageJsonPath = pathToPackageJson(nodeModuleDirectory); + if (directoryExists && host.fileExists(packageJsonPath)) { + if (traceEnabled) { + trace(host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath); + } + var packageJsonContent = readJson(packageJsonPath, host); + var packageId = typeof packageJsonContent.name === "string" && typeof packageJsonContent.version === "string" + ? { name: packageJsonContent.name, subModuleName: subModuleName, version: packageJsonContent.version } + : undefined; + return { found: true, packageJsonContent: packageJsonContent, packageId: packageId }; + } else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath); + if (directoryExists && traceEnabled) { + trace(host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath); } // record package json as one of failed lookup locations - in the future if this file will appear it will invalidate resolution results failedLookupLocations.push(packageJsonPath); + return { found: false, packageJsonContent: undefined, packageId: undefined }; + } + } + function loadModuleFromPackageJson(jsonContent, extensions, candidate, failedLookupLocations, state) { + var file = tryReadPackageJsonFields(extensions !== Extensions.JavaScript, jsonContent, candidate, state); + if (!file) { + return undefined; + } + var onlyRecordFailures = !directoryProbablyExists(ts.getDirectoryPath(file), state.host); + var fromFile = tryFile(file, failedLookupLocations, onlyRecordFailures, state); + if (fromFile) { + var resolved = fromFile && resolvedIfExtensionMatches(extensions, fromFile); + if (resolved) { + return resolved; + } + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.File_0_has_an_unsupported_extension_so_skipping_it, fromFile); + } + } + // Even if extensions is DtsOnly, we can still look up a .ts file as a result of package.json "types" + var nextExtensions = extensions === Extensions.DtsOnly ? Extensions.TypeScript : extensions; + // Don't do package.json lookup recursively, because Node.js' package lookup doesn't. + var result = nodeLoadModuleByRelativeName(nextExtensions, file, failedLookupLocations, onlyRecordFailures, state, /*considerPackageJson*/ false); + if (result) { + // It won't have a `packageId` set, because we disabled `considerPackageJson`. + ts.Debug.assert(result.packageId === undefined); + return { path: result.path, ext: result.extension }; } - return loadModuleFromFile(extensions, ts.combinePaths(candidate, "index"), failedLookupLocations, !directoryExists, state); } /** Resolve from an arbitrarily specified file. Return `undefined` if it has an unsupported extension. */ function resolvedIfExtensionMatches(extensions, path) { - var extension = ts.tryGetExtensionFromPath(path); - return extension !== undefined && extensionIsOk(extensions, extension) ? { path: path, extension: extension } : undefined; + var ext = ts.tryGetExtensionFromPath(path); + return ext !== undefined && extensionIsOk(extensions, ext) ? { path: path, ext: ext } : undefined; } /** True if `extension` is one of the supported `extensions`. */ function extensionIsOk(extensions, extension) { switch (extensions) { - case 1 /* JavaScript */: - return extension === ts.Extension.Js || extension === ts.Extension.Jsx; - case 0 /* TypeScript */: - return extension === ts.Extension.Ts || extension === ts.Extension.Tsx || extension === ts.Extension.Dts; - case 2 /* DtsOnly */: - return extension === ts.Extension.Dts; + case Extensions.JavaScript: + return extension === ".js" /* Js */ || extension === ".jsx" /* Jsx */; + case Extensions.TypeScript: + return extension === ".ts" /* Ts */ || extension === ".tsx" /* Tsx */ || extension === ".d.ts" /* Dts */; + case Extensions.DtsOnly: + return extension === ".d.ts" /* Dts */; } } function pathToPackageJson(directory) { return ts.combinePaths(directory, "package.json"); } - function loadModuleFromNodeModulesFolder(extensions, moduleName, directory, failedLookupLocations, state) { - var nodeModulesFolder = ts.combinePaths(directory, "node_modules"); - var nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host); + function loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state) { var candidate = ts.normalizePath(ts.combinePaths(nodeModulesFolder, moduleName)); - return loadModuleFromFile(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state) || - loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state); + // First look for a nested package.json, as in `node_modules/foo/bar/package.json`. + var packageJsonContent; + var packageId; + var packageInfo = getPackageJsonInfo(candidate, "", failedLookupLocations, /*onlyRecordFailures*/ !nodeModulesFolderExists, state); + if (packageInfo.found) { + (packageJsonContent = packageInfo.packageJsonContent, packageId = packageInfo.packageId); + } + else { + var _a = getPackageName(moduleName), packageName = _a.packageName, rest = _a.rest; + if (rest !== "") { + var packageRootPath = ts.combinePaths(nodeModulesFolder, packageName); + // Don't use a "types" or "main" from here because we're not loading the root, but a subdirectory -- just here for the packageId. + packageId = getPackageJsonInfo(packageRootPath, rest, failedLookupLocations, !nodeModulesFolderExists, state).packageId; + } + } + var pathAndExtension = loadModuleFromFile(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state) || + loadNodeModuleFromDirectoryWorker(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state, packageJsonContent); + return withPackageId(packageId, pathAndExtension); } + /* @internal */ + function getPackageName(moduleName) { + var idx = moduleName.indexOf(ts.directorySeparator); + if (moduleName[0] === "@") { + idx = moduleName.indexOf(ts.directorySeparator, idx + 1); + } + return idx === -1 ? { packageName: moduleName, rest: "" } : { packageName: moduleName.slice(0, idx), rest: moduleName.slice(idx + 1) }; + } + ts.getPackageName = getPackageName; function loadModuleFromNodeModules(extensions, moduleName, directory, failedLookupLocations, state, cache) { return loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ false, cache); } function loadModuleFromNodeModulesAtTypes(moduleName, directory, failedLookupLocations, state) { // Extensions parameter here doesn't actually matter, because typesOnly ensures we're just doing @types lookup, which is always DtsOnly. - return loadModuleFromNodeModulesWorker(2 /* DtsOnly */, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ true, /*cache*/ undefined); + return loadModuleFromNodeModulesWorker(Extensions.DtsOnly, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ true, /*cache*/ undefined); } function loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, typesOnly, cache) { var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName); - return forEachAncestorDirectory(ts.normalizeSlashes(directory), function (ancestorDirectory) { + return ts.forEachAncestorDirectory(ts.normalizeSlashes(directory), function (ancestorDirectory) { if (ts.getBaseFileName(ancestorDirectory) !== "node_modules") { var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, ancestorDirectory, state.traceEnabled, state.host); if (resolutionFromCache) { @@ -24119,21 +23385,69 @@ var ts; /** Load a module from a single node_modules directory, but not from any ancestors' node_modules directories. */ function loadModuleFromNodeModulesOneLevel(extensions, moduleName, directory, failedLookupLocations, state, typesOnly) { if (typesOnly === void 0) { typesOnly = false; } - var packageResult = typesOnly ? undefined : loadModuleFromNodeModulesFolder(extensions, moduleName, directory, failedLookupLocations, state); + var nodeModulesFolder = ts.combinePaths(directory, "node_modules"); + var nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host); + if (!nodeModulesFolderExists && state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesFolder); + } + var packageResult = typesOnly ? undefined : loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state); if (packageResult) { return packageResult; } - if (extensions !== 1 /* JavaScript */) { - return loadModuleFromNodeModulesFolder(2 /* DtsOnly */, ts.combinePaths("@types", moduleName), directory, failedLookupLocations, state); + if (extensions !== Extensions.JavaScript) { + var nodeModulesAtTypes_1 = ts.combinePaths(nodeModulesFolder, "@types"); + var nodeModulesAtTypesExists = nodeModulesFolderExists; + if (nodeModulesFolderExists && !directoryProbablyExists(nodeModulesAtTypes_1, state.host)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesAtTypes_1); + } + nodeModulesAtTypesExists = false; + } + return loadModuleFromNodeModulesFolder(Extensions.DtsOnly, mangleScopedPackage(moduleName, state), nodeModulesAtTypes_1, nodeModulesAtTypesExists, failedLookupLocations, state); + } + } + /** Double underscores are used in DefinitelyTyped to delimit scoped packages. */ + var mangledScopedPackageSeparator = "__"; + /** For a scoped package, we must look in `@types/foo__bar` instead of `@types/@foo/bar`. */ + function mangleScopedPackage(packageName, state) { + var mangled = getMangledNameForScopedPackage(packageName); + if (state.traceEnabled && mangled !== packageName) { + trace(state.host, ts.Diagnostics.Scoped_package_detected_looking_in_0, mangled); + } + return mangled; + } + /* @internal */ + function getTypesPackageName(packageName) { + return "@types/" + getMangledNameForScopedPackage(packageName); + } + ts.getTypesPackageName = getTypesPackageName; + function getMangledNameForScopedPackage(packageName) { + if (ts.startsWith(packageName, "@")) { + var replaceSlash = packageName.replace(ts.directorySeparator, mangledScopedPackageSeparator); + if (replaceSlash !== packageName) { + return replaceSlash.slice(1); // Take off the "@" + } } + return packageName; } + /* @internal */ + function getPackageNameFromAtTypesDirectory(mangledName) { + var withoutAtTypePrefix = ts.removePrefix(mangledName, "@types/"); + if (withoutAtTypePrefix !== mangledName) { + return ts.stringContains(withoutAtTypePrefix, mangledScopedPackageSeparator) ? + "@" + withoutAtTypePrefix.replace(mangledScopedPackageSeparator, ts.directorySeparator) : + withoutAtTypePrefix; + } + return mangledName; + } + ts.getPackageNameFromAtTypesDirectory = getPackageNameFromAtTypesDirectory; function tryFindNonRelativeModuleNameInCache(cache, moduleName, containingDirectory, traceEnabled, host) { var result = cache && cache.get(containingDirectory); if (result) { if (traceEnabled) { trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache, moduleName); } - return { value: result.resolvedModule && { path: result.resolvedModule.resolvedFileName, extension: result.resolvedModule.extension } }; + return { value: result.resolvedModule && { path: result.resolvedModule.resolvedFileName, extension: result.resolvedModule.extension, packageId: result.resolvedModule.packageId } }; } } function classicNameResolver(moduleName, containingFile, compilerOptions, host, cache) { @@ -24141,35 +23455,35 @@ var ts; var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; var failedLookupLocations = []; var containingDirectory = ts.getDirectoryPath(containingFile); - var resolved = tryResolve(0 /* TypeScript */) || tryResolve(1 /* JavaScript */); + var resolved = tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript); return createResolvedModuleWithFailedLookupLocations(resolved && resolved.value, /*isExternalLibraryImport*/ false, failedLookupLocations); function tryResolve(extensions) { - var resolvedUsingSettings = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loadModuleFromFile, failedLookupLocations, state); + var resolvedUsingSettings = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loadModuleFromFileNoPackageId, failedLookupLocations, state); if (resolvedUsingSettings) { return { value: resolvedUsingSettings }; } var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName); - if (moduleHasNonRelativeName(moduleName)) { + if (!ts.isExternalModuleNameRelative(moduleName)) { // Climb up parent directories looking for a module. - var resolved_5 = forEachAncestorDirectory(containingDirectory, function (directory) { + var resolved_3 = ts.forEachAncestorDirectory(containingDirectory, function (directory) { var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, directory, traceEnabled, host); if (resolutionFromCache) { return resolutionFromCache; } var searchName = ts.normalizePath(ts.combinePaths(directory, moduleName)); - return toSearchResult(loadModuleFromFile(extensions, searchName, failedLookupLocations, /*onlyRecordFailures*/ false, state)); + return toSearchResult(loadModuleFromFileNoPackageId(extensions, searchName, failedLookupLocations, /*onlyRecordFailures*/ false, state)); }); - if (resolved_5) { - return resolved_5; + if (resolved_3) { + return resolved_3; } - if (extensions === 0 /* TypeScript */) { + if (extensions === Extensions.TypeScript) { // If we didn't find the file normally, look it up in @types. return loadModuleFromNodeModulesAtTypes(moduleName, containingDirectory, failedLookupLocations, state); } } else { var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName)); - return toSearchResult(loadModuleFromFile(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state)); + return toSearchResult(loadModuleFromFileNoPackageId(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state)); } } } @@ -24186,7 +23500,7 @@ var ts; } var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; var failedLookupLocations = []; - var resolved = loadModuleFromNodeModulesOneLevel(2 /* DtsOnly */, moduleName, globalCache, failedLookupLocations, state); + var resolved = loadModuleFromNodeModulesOneLevel(Extensions.DtsOnly, moduleName, globalCache, failedLookupLocations, state); return createResolvedModuleWithFailedLookupLocations(resolved, /*isExternalLibraryImport*/ true, failedLookupLocations); } ts.loadModuleFromGlobalCache = loadModuleFromGlobalCache; @@ -24197,23 +23511,10 @@ var ts; function toSearchResult(value) { return value !== undefined ? { value: value } : undefined; } - /** Calls `callback` on `directory` and every ancestor directory it has, returning the first defined result. */ - function forEachAncestorDirectory(directory, callback) { - while (true) { - var result = callback(directory); - if (result !== undefined) { - return result; - } - var parentPath = ts.getDirectoryPath(directory); - if (parentPath === directory) { - return undefined; - } - directory = parentPath; - } - } })(ts || (ts = {})); /// /// +/// /* @internal */ var ts; (function (ts) { @@ -24238,6 +23539,12 @@ var ts; return symbol.id; } ts.getSymbolId = getSymbolId; + function isInstantiatedModule(node, preserveConstEnums) { + var moduleState = ts.getModuleInstanceState(node); + return moduleState === 1 /* Instantiated */ || + (preserveConstEnums && moduleState === 2 /* ConstEnumOnly */); + } + ts.isInstantiatedModule = isInstantiatedModule; function createTypeChecker(host, produceDiagnostics) { // Cancellation that controls whether or not we can cancel in the middle of type checking. // In general cancelling is *not* safe for the type checker. We might be in the middle of @@ -24256,18 +23563,31 @@ var ts; var Signature = ts.objectAllocator.getSignatureConstructor(); var typeCount = 0; var symbolCount = 0; - var emptyArray = []; - var emptySymbols = ts.createMap(); + var enumCount = 0; + var symbolInstantiationDepth = 0; + var emptySymbols = ts.createSymbolTable(); + var identityMapper = ts.identity; var compilerOptions = host.getCompilerOptions(); - var languageVersion = compilerOptions.target || 0 /* ES3 */; + var languageVersion = ts.getEmitScriptTarget(compilerOptions); var modulekind = ts.getEmitModuleKind(compilerOptions); var noUnusedIdentifiers = !!compilerOptions.noUnusedLocals || !!compilerOptions.noUnusedParameters; var allowSyntheticDefaultImports = typeof compilerOptions.allowSyntheticDefaultImports !== "undefined" ? compilerOptions.allowSyntheticDefaultImports : modulekind === ts.ModuleKind.System; - var strictNullChecks = compilerOptions.strictNullChecks; + var strictNullChecks = compilerOptions.strictNullChecks === undefined ? compilerOptions.strict : compilerOptions.strictNullChecks; + var strictFunctionTypes = compilerOptions.strictFunctionTypes === undefined ? compilerOptions.strict : compilerOptions.strictFunctionTypes; + var noImplicitAny = compilerOptions.noImplicitAny === undefined ? compilerOptions.strict : compilerOptions.noImplicitAny; + var noImplicitThis = compilerOptions.noImplicitThis === undefined ? compilerOptions.strict : compilerOptions.noImplicitThis; var emitResolver = createResolver(); - var undefinedSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "undefined"); + var nodeBuilder = createNodeBuilder(); + var undefinedSymbol = createSymbol(4 /* Property */, "undefined"); undefinedSymbol.declarations = []; - var argumentsSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "arguments"); + var argumentsSymbol = createSymbol(4 /* Property */, "arguments"); + /** This will be set during calls to `getResolvedSignature` where services determines an apparent number of arguments greater than what is actually provided. */ + var apparentArgumentCount; + // for public members that accept a Node or one of its subtypes, we must guard against + // synthetic nodes created during transformations by calling `getParseTreeNode`. + // for most of these, we perform the guard only on `checker` to avoid any possible + // extra cost of calling `getParseTreeNode` when calling these functions from inside the + // checker. var checker = { getNodeCount: function () { return ts.sum(host.getSourceFiles(), "nodeCount"); }, getIdentifierCount: function () { return ts.sum(host.getSourceFiles(), "identifierCount"); }, @@ -24276,59 +23596,173 @@ var ts; isUndefinedSymbol: function (symbol) { return symbol === undefinedSymbol; }, isArgumentsSymbol: function (symbol) { return symbol === argumentsSymbol; }, isUnknownSymbol: function (symbol) { return symbol === unknownSymbol; }, + getMergedSymbol: getMergedSymbol, getDiagnostics: getDiagnostics, getGlobalDiagnostics: getGlobalDiagnostics, - getTypeOfSymbolAtLocation: getTypeOfSymbolAtLocation, - getSymbolsOfParameterPropertyDeclaration: getSymbolsOfParameterPropertyDeclaration, + getTypeOfSymbolAtLocation: function (symbol, location) { + location = ts.getParseTreeNode(location); + return location ? getTypeOfSymbolAtLocation(symbol, location) : unknownType; + }, + getSymbolsOfParameterPropertyDeclaration: function (parameter, parameterName) { + parameter = ts.getParseTreeNode(parameter, ts.isParameter); + ts.Debug.assert(parameter !== undefined, "Cannot get symbols of a synthetic parameter that cannot be resolved to a parse-tree node."); + return getSymbolsOfParameterPropertyDeclaration(parameter, ts.escapeLeadingUnderscores(parameterName)); + }, getDeclaredTypeOfSymbol: getDeclaredTypeOfSymbol, getPropertiesOfType: getPropertiesOfType, - getPropertyOfType: getPropertyOfType, + getPropertyOfType: function (type, name) { return getPropertyOfType(type, ts.escapeLeadingUnderscores(name)); }, + getIndexInfoOfType: getIndexInfoOfType, getSignaturesOfType: getSignaturesOfType, getIndexTypeOfType: getIndexTypeOfType, getBaseTypes: getBaseTypes, + getBaseTypeOfLiteralType: getBaseTypeOfLiteralType, + getWidenedType: getWidenedType, + getTypeFromTypeNode: function (node) { + node = ts.getParseTreeNode(node, ts.isTypeNode); + return node ? getTypeFromTypeNode(node) : unknownType; + }, + getParameterType: getTypeAtPosition, getReturnTypeOfSignature: getReturnTypeOfSignature, + getNullableType: getNullableType, getNonNullableType: getNonNullableType, - getSymbolsInScope: getSymbolsInScope, - getSymbolAtLocation: getSymbolAtLocation, - getShorthandAssignmentValueSymbol: getShorthandAssignmentValueSymbol, - getExportSpecifierLocalTargetSymbol: getExportSpecifierLocalTargetSymbol, - getTypeAtLocation: getTypeOfNode, - getPropertySymbolOfDestructuringAssignment: getPropertySymbolOfDestructuringAssignment, - typeToString: typeToString, + typeToTypeNode: nodeBuilder.typeToTypeNode, + indexInfoToIndexSignatureDeclaration: nodeBuilder.indexInfoToIndexSignatureDeclaration, + signatureToSignatureDeclaration: nodeBuilder.signatureToSignatureDeclaration, + getSymbolsInScope: function (location, meaning) { + location = ts.getParseTreeNode(location); + return location ? getSymbolsInScope(location, meaning) : []; + }, + getSymbolAtLocation: function (node) { + node = ts.getParseTreeNode(node); + return node ? getSymbolAtLocation(node) : undefined; + }, + getShorthandAssignmentValueSymbol: function (node) { + node = ts.getParseTreeNode(node); + return node ? getShorthandAssignmentValueSymbol(node) : undefined; + }, + getExportSpecifierLocalTargetSymbol: function (node) { + node = ts.getParseTreeNode(node, ts.isExportSpecifier); + return node ? getExportSpecifierLocalTargetSymbol(node) : undefined; + }, + getExportSymbolOfSymbol: function (symbol) { + return getMergedSymbol(symbol.exportSymbol || symbol); + }, + getTypeAtLocation: function (node) { + node = ts.getParseTreeNode(node); + return node ? getTypeOfNode(node) : unknownType; + }, + getPropertySymbolOfDestructuringAssignment: function (location) { + location = ts.getParseTreeNode(location, ts.isIdentifier); + return location ? getPropertySymbolOfDestructuringAssignment(location) : undefined; + }, + signatureToString: function (signature, enclosingDeclaration, flags, kind) { + return signatureToString(signature, ts.getParseTreeNode(enclosingDeclaration), flags, kind); + }, + typeToString: function (type, enclosingDeclaration, flags) { + return typeToString(type, ts.getParseTreeNode(enclosingDeclaration), flags); + }, getSymbolDisplayBuilder: getSymbolDisplayBuilder, - symbolToString: symbolToString, + symbolToString: function (symbol, enclosingDeclaration, meaning) { + return symbolToString(symbol, ts.getParseTreeNode(enclosingDeclaration), meaning); + }, getAugmentedPropertiesOfType: getAugmentedPropertiesOfType, getRootSymbols: getRootSymbols, - getContextualType: getContextualType, + getContextualType: function (node) { + node = ts.getParseTreeNode(node, ts.isExpression); + return node ? getContextualType(node) : undefined; + }, getFullyQualifiedName: getFullyQualifiedName, - getResolvedSignature: getResolvedSignature, - getConstantValue: getConstantValue, - isValidPropertyAccess: isValidPropertyAccess, - getSignatureFromDeclaration: getSignatureFromDeclaration, - isImplementationOfOverload: isImplementationOfOverload, + getResolvedSignature: function (node, candidatesOutArray, theArgumentCount) { + node = ts.getParseTreeNode(node, ts.isCallLikeExpression); + apparentArgumentCount = theArgumentCount; + var res = node ? getResolvedSignature(node, candidatesOutArray) : undefined; + apparentArgumentCount = undefined; + return res; + }, + getConstantValue: function (node) { + node = ts.getParseTreeNode(node, canHaveConstantValue); + return node ? getConstantValue(node) : undefined; + }, + isValidPropertyAccess: function (node, propertyName) { + node = ts.getParseTreeNode(node, ts.isPropertyAccessOrQualifiedName); + return node ? isValidPropertyAccess(node, ts.escapeLeadingUnderscores(propertyName)) : false; + }, + getSignatureFromDeclaration: function (declaration) { + declaration = ts.getParseTreeNode(declaration, ts.isFunctionLike); + return declaration ? getSignatureFromDeclaration(declaration) : undefined; + }, + isImplementationOfOverload: function (node) { + var parsed = ts.getParseTreeNode(node, ts.isFunctionLike); + return parsed ? isImplementationOfOverload(parsed) : undefined; + }, + getImmediateAliasedSymbol: function (symbol) { + ts.Debug.assert((symbol.flags & 2097152 /* Alias */) !== 0, "Should only get Alias here."); + var links = getSymbolLinks(symbol); + if (!links.immediateTarget) { + var node = getDeclarationOfAliasSymbol(symbol); + ts.Debug.assert(!!node); + links.immediateTarget = getTargetOfAliasDeclaration(node, /*dontRecursivelyResolve*/ true); + } + return links.immediateTarget; + }, getAliasedSymbol: resolveAlias, getEmitResolver: getEmitResolver, getExportsOfModule: getExportsOfModuleAsArray, + getExportsAndPropertiesOfModule: getExportsAndPropertiesOfModule, + getSymbolWalker: ts.createGetSymbolWalker(getRestTypeOfSignature, getReturnTypeOfSignature, getBaseTypes, resolveStructuredTypeMembers, getTypeOfSymbol, getResolvedSymbol, getIndexTypeOfStructuredType, getConstraintFromTypeParameter, getFirstIdentifier), getAmbientModules: getAmbientModules, - getJsxElementAttributesType: getJsxElementAttributesType, + getAllAttributesTypeFromJsxOpeningLikeElement: function (node) { + node = ts.getParseTreeNode(node, ts.isJsxOpeningLikeElement); + return node ? getAllAttributesTypeFromJsxOpeningLikeElement(node) : undefined; + }, getJsxIntrinsicTagNames: getJsxIntrinsicTagNames, - isOptionalParameter: isOptionalParameter, - tryGetMemberInModuleExports: tryGetMemberInModuleExports, + isOptionalParameter: function (node) { + node = ts.getParseTreeNode(node, ts.isParameter); + return node ? isOptionalParameter(node) : false; + }, + tryGetMemberInModuleExports: function (name, symbol) { return tryGetMemberInModuleExports(ts.escapeLeadingUnderscores(name), symbol); }, + tryGetMemberInModuleExportsAndProperties: function (name, symbol) { return tryGetMemberInModuleExportsAndProperties(ts.escapeLeadingUnderscores(name), symbol); }, tryFindAmbientModuleWithoutAugmentations: function (moduleName) { // we deliberately exclude augmentations // since we are only interested in declarations of the module itself return tryFindAmbientModule(moduleName, /*withAugmentations*/ false); - } + }, + getApparentType: getApparentType, + getUnionType: getUnionType, + createAnonymousType: createAnonymousType, + createSignature: createSignature, + createSymbol: createSymbol, + createIndexInfo: createIndexInfo, + getAnyType: function () { return anyType; }, + getStringType: function () { return stringType; }, + getNumberType: function () { return numberType; }, + createPromiseType: createPromiseType, + createArrayType: createArrayType, + getBooleanType: function () { return booleanType; }, + getVoidType: function () { return voidType; }, + getUndefinedType: function () { return undefinedType; }, + getNullType: function () { return nullType; }, + getESSymbolType: function () { return esSymbolType; }, + getNeverType: function () { return neverType; }, + isSymbolAccessible: isSymbolAccessible, + isArrayLikeType: isArrayLikeType, + getAllPossiblePropertiesOfTypes: getAllPossiblePropertiesOfTypes, + getSuggestionForNonexistentProperty: function (node, type) { return getSuggestionForNonexistentProperty(node, type); }, + getSuggestionForNonexistentSymbol: function (location, name, meaning) { return getSuggestionForNonexistentSymbol(location, ts.escapeLeadingUnderscores(name), meaning); }, + getBaseConstraintOfType: getBaseConstraintOfType, + resolveName: function (name, location, meaning) { + return resolveName(location, ts.escapeLeadingUnderscores(name), meaning, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); + }, + getJsxNamespace: function () { return ts.unescapeLeadingUnderscores(getJsxNamespace()); }, }; var tupleTypes = []; var unionTypes = ts.createMap(); var intersectionTypes = ts.createMap(); - var stringLiteralTypes = ts.createMap(); - var numericLiteralTypes = ts.createMap(); + var literalTypes = ts.createMap(); var indexedAccessTypes = ts.createMap(); var evolvingArrayTypes = []; - var unknownSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "unknown"); - var resolvingSymbol = createSymbol(67108864 /* Transient */, "__resolving__"); + var unknownSymbol = createSymbol(4 /* Property */, "unknown"); + var resolvingSymbol = createSymbol(0, "__resolving__" /* Resolving */); var anyType = createIntrinsicType(1 /* Any */, "any"); var autoType = createIntrinsicType(1 /* Any */, "any"); var unknownType = createIntrinsicType(1 /* Any */, "unknown"); @@ -24345,32 +23779,38 @@ var ts; var voidType = createIntrinsicType(1024 /* Void */, "void"); var neverType = createIntrinsicType(8192 /* Never */, "never"); var silentNeverType = createIntrinsicType(8192 /* Never */, "never"); - var emptyObjectType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); - var emptyTypeLiteralSymbol = createSymbol(2048 /* TypeLiteral */ | 67108864 /* Transient */, "__type"); - emptyTypeLiteralSymbol.members = ts.createMap(); - var emptyTypeLiteralType = createAnonymousType(emptyTypeLiteralSymbol, emptySymbols, emptyArray, emptyArray, undefined, undefined); - var emptyGenericType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); + var nonPrimitiveType = createIntrinsicType(16777216 /* NonPrimitive */, "object"); + var emptyObjectType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var emptyTypeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type" /* Type */); + emptyTypeLiteralSymbol.members = ts.createSymbolTable(); + var emptyTypeLiteralType = createAnonymousType(emptyTypeLiteralSymbol, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var emptyGenericType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); emptyGenericType.instantiations = ts.createMap(); - var anyFunctionType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); + var anyFunctionType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); // The anyFunctionType contains the anyFunctionType by definition. The flag is further propagated // in getPropagatingFlagsOfTypes, and it is checked in inferFromTypes. anyFunctionType.flags |= 8388608 /* ContainsAnyFunctionType */; - var noConstraintType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); - var anySignature = createSignature(undefined, undefined, undefined, emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); - var unknownSignature = createSignature(undefined, undefined, undefined, emptyArray, unknownType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); - var resolvingSignature = createSignature(undefined, undefined, undefined, emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); - var silentNeverSignature = createSignature(undefined, undefined, undefined, emptyArray, silentNeverType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var noConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var circularConstraintType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var resolvingDefaultType = createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); + var markerSuperType = createType(16384 /* TypeParameter */); + var markerSubType = createType(16384 /* TypeParameter */); + markerSubType.constraint = markerSuperType; + var markerOtherType = createType(16384 /* TypeParameter */); + var anySignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var unknownSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, unknownType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var resolvingSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); + var silentNeverSignature = createSignature(undefined, undefined, undefined, ts.emptyArray, silentNeverType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); var enumNumberIndexInfo = createIndexInfo(stringType, /*isReadonly*/ true); - var globals = ts.createMap(); + var jsObjectLiteralIndexInfo = createIndexInfo(anyType, /*isReadonly*/ false); + var globals = ts.createSymbolTable(); + var ambientModulesCache; /** * List of every ambient module with a "*" wildcard. * Unlike other ambient modules, these can't be stored in `globals` because symbol tables only deal with exact matches. * This is only used if there is no exact match. - */ + */ var patternAmbientModules; - var getGlobalESSymbolConstructorSymbol; - var getGlobalPromiseConstructorSymbol; - var tryGetGlobalPromiseConstructorSymbol; var globalObjectType; var globalFunctionType; var globalArrayType; @@ -24379,39 +23819,42 @@ var ts; var globalNumberType; var globalBooleanType; var globalRegExpType; + var globalThisType; var anyArrayType; var autoArrayType; var anyReadonlyArrayType; // The library files are only loaded when the feature is used. // This allows users to just specify library files they want to used through --lib // and they will not get an error from not having unrelated library files - var getGlobalTemplateStringsArrayType; - var getGlobalESSymbolType; - var getGlobalIterableType; - var getGlobalIteratorType; - var getGlobalIterableIteratorType; - var getGlobalClassDecoratorType; - var getGlobalParameterDecoratorType; - var getGlobalPropertyDecoratorType; - var getGlobalMethodDecoratorType; - var getGlobalTypedPropertyDescriptorType; - var getGlobalPromiseType; - var tryGetGlobalPromiseType; - var getGlobalPromiseLikeType; - var getInstantiatedGlobalPromiseLikeType; - var getGlobalPromiseConstructorLikeType; - var getGlobalThenableType; - var jsxElementClassType; + var deferredGlobalESSymbolConstructorSymbol; + var deferredGlobalESSymbolType; + var deferredGlobalTypedPropertyDescriptorType; + var deferredGlobalPromiseType; + var deferredGlobalPromiseConstructorSymbol; + var deferredGlobalPromiseConstructorLikeType; + var deferredGlobalIterableType; + var deferredGlobalIteratorType; + var deferredGlobalIterableIteratorType; + var deferredGlobalAsyncIterableType; + var deferredGlobalAsyncIteratorType; + var deferredGlobalAsyncIterableIteratorType; + var deferredGlobalTemplateStringsArrayType; + var deferredJsxElementClassType; + var deferredJsxElementType; + var deferredJsxStatelessElementType; var deferredNodes; var deferredUnusedIdentifierNodes; var flowLoopStart = 0; var flowLoopCount = 0; - var visitedFlowCount = 0; - var emptyStringType = getLiteralTypeForText(32 /* StringLiteral */, ""); - var zeroType = getLiteralTypeForText(64 /* NumberLiteral */, "0"); + var sharedFlowCount = 0; + var flowAnalysisDisabled = false; + var emptyStringType = getLiteralType(""); + var zeroType = getLiteralType(0); var resolutionTargets = []; var resolutionResults = []; var resolutionPropertyNames = []; + var suggestionCount = 0; + var maximumSuggestionCount = 10; var mergedSymbols = []; var symbolLinks = []; var nodeLinks = []; @@ -24419,9 +23862,10 @@ var ts; var flowLoopNodes = []; var flowLoopKeys = []; var flowLoopTypes = []; - var visitedFlowNodes = []; - var visitedFlowTypes = []; + var sharedFlowNodes = []; + var sharedFlowTypes = []; var potentialThisCollisions = []; + var potentialNewTargetCollisions = []; var awaitedTypeStack = []; var diagnostics = ts.createDiagnosticCollection(); var TypeFacts; @@ -24487,7 +23931,7 @@ var ts; TypeFacts[TypeFacts["UndefinedFacts"] = 2457472] = "UndefinedFacts"; TypeFacts[TypeFacts["NullFacts"] = 2340752] = "NullFacts"; })(TypeFacts || (TypeFacts = {})); - var typeofEQFacts = ts.createMap({ + var typeofEQFacts = ts.createMapFromTemplate({ "string": 1 /* TypeofEQString */, "number": 2 /* TypeofEQNumber */, "boolean": 4 /* TypeofEQBoolean */, @@ -24496,7 +23940,7 @@ var ts; "object": 16 /* TypeofEQObject */, "function": 32 /* TypeofEQFunction */ }); - var typeofNEFacts = ts.createMap({ + var typeofNEFacts = ts.createMapFromTemplate({ "string": 128 /* TypeofNEString */, "number": 256 /* TypeofNENumber */, "boolean": 512 /* TypeofNEBoolean */, @@ -24505,23 +23949,28 @@ var ts; "object": 2048 /* TypeofNEObject */, "function": 4096 /* TypeofNEFunction */ }); - var typeofTypesByName = ts.createMap({ + var typeofTypesByName = ts.createMapFromTemplate({ "string": stringType, "number": numberType, "boolean": booleanType, "symbol": esSymbolType, "undefined": undefinedType }); - var jsxElementType; + var typeofType = createTypeofType(); var _jsxNamespace; var _jsxFactoryEntity; + var _jsxElementPropertiesName; + var _hasComputedJsxElementPropertiesName = false; + var _jsxElementChildrenPropertyName; + var _hasComputedJsxElementChildrenPropertyName = false; /** Things we lazy load from the JSX namespace */ - var jsxTypes = ts.createMap(); + var jsxTypes = ts.createUnderscoreEscapedMap(); var JsxNames = { JSX: "JSX", IntrinsicElements: "IntrinsicElements", ElementClass: "ElementClass", ElementAttributesPropertyNameContainer: "ElementAttributesProperty", + ElementChildrenAttributeNameContainer: "ElementChildrenAttribute", Element: "Element", IntrinsicAttributes: "IntrinsicAttributes", IntrinsicClassAttributes: "IntrinsicClassAttributes" @@ -24540,21 +23989,34 @@ var ts; TypeSystemPropertyName[TypeSystemPropertyName["DeclaredType"] = 2] = "DeclaredType"; TypeSystemPropertyName[TypeSystemPropertyName["ResolvedReturnType"] = 3] = "ResolvedReturnType"; })(TypeSystemPropertyName || (TypeSystemPropertyName = {})); - var builtinGlobals = ts.createMap(); - builtinGlobals[undefinedSymbol.name] = undefinedSymbol; + var CheckMode; + (function (CheckMode) { + CheckMode[CheckMode["Normal"] = 0] = "Normal"; + CheckMode[CheckMode["SkipContextSensitive"] = 1] = "SkipContextSensitive"; + CheckMode[CheckMode["Inferential"] = 2] = "Inferential"; + })(CheckMode || (CheckMode = {})); + var CallbackCheck; + (function (CallbackCheck) { + CallbackCheck[CallbackCheck["None"] = 0] = "None"; + CallbackCheck[CallbackCheck["Bivariant"] = 1] = "Bivariant"; + CallbackCheck[CallbackCheck["Strict"] = 2] = "Strict"; + })(CallbackCheck || (CallbackCheck = {})); + var builtinGlobals = ts.createSymbolTable(); + builtinGlobals.set(undefinedSymbol.escapedName, undefinedSymbol); + var isNotOverloadAndNotAccessor = ts.and(isNotOverload, isNotAccessor); initializeTypeChecker(); return checker; function getJsxNamespace() { - if (_jsxNamespace === undefined) { + if (!_jsxNamespace) { _jsxNamespace = "React"; if (compilerOptions.jsxFactory) { _jsxFactoryEntity = ts.parseIsolatedEntityName(compilerOptions.jsxFactory, languageVersion); if (_jsxFactoryEntity) { - _jsxNamespace = getFirstIdentifier(_jsxFactoryEntity).text; + _jsxNamespace = getFirstIdentifier(_jsxFactoryEntity).escapedText; } } else if (compilerOptions.reactNamespace) { - _jsxNamespace = compilerOptions.reactNamespace; + _jsxNamespace = ts.escapeLeadingUnderscores(compilerOptions.reactNamespace); } } return _jsxNamespace; @@ -24573,7 +24035,12 @@ var ts; } function createSymbol(flags, name) { symbolCount++; - return new Symbol(flags, name); + var symbol = (new Symbol(flags | 33554432 /* Transient */, name)); + symbol.checkFlags = 0; + return symbol; + } + function isTransientSymbol(symbol) { + return (symbol.flags & 33554432 /* Transient */) !== 0; } function getExcludedSymbolFlags(flags) { var result = 0; @@ -24607,8 +24074,8 @@ var ts; result |= 530920 /* TypeParameterExcludes */; if (flags & 524288 /* TypeAlias */) result |= 793064 /* TypeAliasExcludes */; - if (flags & 8388608 /* Alias */) - result |= 8388608 /* AliasExcludes */; + if (flags & 2097152 /* Alias */) + result |= 2097152 /* AliasExcludes */; return result; } function recordMergedSymbol(target, source) { @@ -24619,8 +24086,8 @@ var ts; mergedSymbols[source.mergeId] = target; } function cloneSymbol(symbol) { - var result = createSymbol(symbol.flags | 33554432 /* Merged */, symbol.name); - result.declarations = symbol.declarations.slice(0); + var result = createSymbol(symbol.flags, symbol.escapedName); + result.declarations = symbol.declarations ? symbol.declarations.slice() : []; result.parent = symbol.parent; if (symbol.valueDeclaration) result.valueDeclaration = symbol.valueDeclaration; @@ -24642,47 +24109,51 @@ var ts; target.flags |= source.flags; if (source.valueDeclaration && (!target.valueDeclaration || - (target.valueDeclaration.kind === 230 /* ModuleDeclaration */ && source.valueDeclaration.kind !== 230 /* ModuleDeclaration */))) { + (target.valueDeclaration.kind === 233 /* ModuleDeclaration */ && source.valueDeclaration.kind !== 233 /* ModuleDeclaration */))) { // other kinds of value declarations take precedence over modules target.valueDeclaration = source.valueDeclaration; } ts.addRange(target.declarations, source.declarations); if (source.members) { if (!target.members) - target.members = ts.createMap(); + target.members = ts.createSymbolTable(); mergeSymbolTable(target.members, source.members); } if (source.exports) { if (!target.exports) - target.exports = ts.createMap(); + target.exports = ts.createSymbolTable(); mergeSymbolTable(target.exports, source.exports); } recordMergedSymbol(target, source); } + else if (target.flags & 1024 /* NamespaceModule */) { + error(ts.getNameOfDeclaration(source.declarations[0]), ts.Diagnostics.Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity, symbolToString(target)); + } else { var message_2 = target.flags & 2 /* BlockScopedVariable */ || source.flags & 2 /* BlockScopedVariable */ ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0 : ts.Diagnostics.Duplicate_identifier_0; ts.forEach(source.declarations, function (node) { - error(node.name ? node.name : node, message_2, symbolToString(source)); + error(ts.getNameOfDeclaration(node) || node, message_2, symbolToString(source)); }); ts.forEach(target.declarations, function (node) { - error(node.name ? node.name : node, message_2, symbolToString(source)); + error(ts.getNameOfDeclaration(node) || node, message_2, symbolToString(source)); }); } } function mergeSymbolTable(target, source) { - for (var id in source) { - var targetSymbol = target[id]; + source.forEach(function (sourceSymbol, id) { + var targetSymbol = target.get(id); if (!targetSymbol) { - target[id] = source[id]; + target.set(id, sourceSymbol); } else { - if (!(targetSymbol.flags & 33554432 /* Merged */)) { - target[id] = targetSymbol = cloneSymbol(targetSymbol); + if (!(targetSymbol.flags & 33554432 /* Transient */)) { + targetSymbol = cloneSymbol(targetSymbol); + target.set(id, targetSymbol); } - mergeSymbol(targetSymbol, source[id]); + mergeSymbol(targetSymbol, sourceSymbol); } - } + }); } function mergeModuleAugmentation(moduleName) { var moduleAugmentation = moduleName.parent; @@ -24711,30 +24182,32 @@ var ts; if (mainModule.flags & 1920 /* Namespace */) { // if module symbol has already been merged - it is safe to use it. // otherwise clone it - mainModule = mainModule.flags & 33554432 /* Merged */ ? mainModule : cloneSymbol(mainModule); + mainModule = mainModule.flags & 33554432 /* Transient */ ? mainModule : cloneSymbol(mainModule); mergeSymbol(mainModule, moduleAugmentation.symbol); } else { + // moduleName will be a StringLiteral since this is not `declare global`. error(moduleName, ts.Diagnostics.Cannot_augment_module_0_because_it_resolves_to_a_non_module_entity, moduleName.text); } } } function addToSymbolTable(target, source, message) { - for (var id in source) { - if (target[id]) { + source.forEach(function (sourceSymbol, id) { + var targetSymbol = target.get(id); + if (targetSymbol) { // Error on redeclarations - ts.forEach(target[id].declarations, addDeclarationDiagnostic(id, message)); + ts.forEach(targetSymbol.declarations, addDeclarationDiagnostic(ts.unescapeLeadingUnderscores(id), message)); } else { - target[id] = source[id]; + target.set(id, sourceSymbol); } - } + }); function addDeclarationDiagnostic(id, message) { return function (declaration) { return diagnostics.add(ts.createDiagnosticForNode(declaration, message, id)); }; } } function getSymbolLinks(symbol) { - if (symbol.flags & 67108864 /* Transient */) + if (symbol.flags & 33554432 /* Transient */) return symbol; var id = getSymbolId(symbol); return symbolLinks[id] || (symbolLinks[id] = {}); @@ -24747,17 +24220,17 @@ var ts; return type.flags & 32768 /* Object */ ? type.objectFlags : 0; } function isGlobalSourceFile(node) { - return node.kind === 261 /* SourceFile */ && !ts.isExternalOrCommonJsModule(node); + return node.kind === 265 /* SourceFile */ && !ts.isExternalOrCommonJsModule(node); } function getSymbol(symbols, name, meaning) { if (meaning) { - var symbol = symbols[name]; + var symbol = symbols.get(name); if (symbol) { - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); + ts.Debug.assert((ts.getCheckFlags(symbol) & 1 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); if (symbol.flags & meaning) { return symbol; } - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { var target = resolveAlias(symbol); // Unknown symbol means an error occurred in alias resolution, treat it as positive answer to avoid cascading errors if (target === unknownSymbol || target.flags & meaning) { @@ -24789,13 +24262,15 @@ var ts; var useFile = ts.getSourceFileOfNode(usage); if (declarationFile !== useFile) { if ((modulekind && (declarationFile.externalModuleIndicator || useFile.externalModuleIndicator)) || - (!compilerOptions.outFile && !compilerOptions.out)) { - // nodes are in different files and order cannot be determines + (!compilerOptions.outFile && !compilerOptions.out) || + isInTypeQuery(usage) || + ts.isInAmbientContext(declaration)) { + // nodes are in different files and order cannot be determined return true; } // declaration is after usage // can be legal if usage is deferred (i.e. inside function or in initializer of instance property) - if (isUsedInFunctionOrNonStaticProperty(usage)) { + if (isUsedInFunctionOrInstanceProperty(usage, declaration)) { return true; } var sourceFiles = host.getSourceFiles(); @@ -24803,32 +24278,46 @@ var ts; } if (declaration.pos <= usage.pos) { // declaration is before usage - if (declaration.kind === 174 /* BindingElement */) { + if (declaration.kind === 176 /* BindingElement */) { // still might be illegal if declaration and usage are both binding elements (eg var [a = b, b = b] = [1, 2]) - var errorBindingElement = ts.getAncestor(usage, 174 /* BindingElement */); + var errorBindingElement = ts.getAncestor(usage, 176 /* BindingElement */); if (errorBindingElement) { - return getAncestorBindingPattern(errorBindingElement) !== getAncestorBindingPattern(declaration) || + return ts.findAncestor(errorBindingElement, ts.isBindingElement) !== ts.findAncestor(declaration, ts.isBindingElement) || declaration.pos < errorBindingElement.pos; } // or it might be illegal if usage happens before parent variable is declared (eg var [a] = a) - return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 223 /* VariableDeclaration */), usage); + return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 226 /* VariableDeclaration */), usage); } - else if (declaration.kind === 223 /* VariableDeclaration */) { + else if (declaration.kind === 226 /* VariableDeclaration */) { // still might be illegal if usage is in the initializer of the variable declaration (eg var a = a) return !isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage); } return true; } - // declaration is after usage - // can be legal if usage is deferred (i.e. inside function or in initializer of instance property) + // declaration is after usage, but it can still be legal if usage is deferred: + // 1. inside an export specifier + // 2. inside a function + // 3. inside an instance property initializer, a reference to a non-instance property + // 4. inside a static property initializer, a reference to a static method in the same class + // 5. inside a TS export= declaration (since we will move the export statement during emit to avoid TDZ) + // or if usage is in a type context: + // 1. inside a type query (typeof in type position) + if (usage.parent.kind === 246 /* ExportSpecifier */ || (usage.parent.kind === 243 /* ExportAssignment */ && usage.parent.isExportEquals)) { + // export specifiers do not use the variable, they only make it available for use + return true; + } + // When resolving symbols for exports, the `usage` location passed in can be the export site directly + if (usage.kind === 243 /* ExportAssignment */ && usage.isExportEquals) { + return true; + } var container = ts.getEnclosingBlockScopeContainer(declaration); - return isUsedInFunctionOrNonStaticProperty(usage, container); + return isInTypeQuery(usage) || isUsedInFunctionOrInstanceProperty(usage, declaration, container); function isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage) { var container = ts.getEnclosingBlockScopeContainer(declaration); switch (declaration.parent.parent.kind) { - case 205 /* VariableStatement */: - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: + case 208 /* VariableStatement */: + case 214 /* ForStatement */: + case 216 /* ForOfStatement */: // variable statement/for/for-of statement case, // use site should not be inside variable declaration (initializer of declaration or binding element) if (isSameScopeDescendentOf(usage, declaration, container)) { @@ -24836,52 +24325,51 @@ var ts; } break; } - switch (declaration.parent.parent.kind) { - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - // ForIn/ForOf case - use site should not be used in expression part - if (isSameScopeDescendentOf(usage, declaration.parent.parent.expression, container)) { - return true; - } - } - return false; + // ForIn/ForOf case - use site should not be used in expression part + return ts.isForInOrOfStatement(declaration.parent.parent) && isSameScopeDescendentOf(usage, declaration.parent.parent.expression, container); } - function isUsedInFunctionOrNonStaticProperty(usage, container) { - var current = usage; - while (current) { + function isUsedInFunctionOrInstanceProperty(usage, declaration, container) { + return !!ts.findAncestor(usage, function (current) { if (current === container) { - return false; + return "quit"; } if (ts.isFunctionLike(current)) { return true; } - var initializerOfNonStaticProperty = current.parent && - current.parent.kind === 147 /* PropertyDeclaration */ && - (ts.getModifierFlags(current.parent) & 32 /* Static */) === 0 && + var initializerOfProperty = current.parent && + current.parent.kind === 149 /* PropertyDeclaration */ && current.parent.initializer === current; - if (initializerOfNonStaticProperty) { - return true; - } - current = current.parent; - } - return false; - } - function getAncestorBindingPattern(node) { - while (node) { - if (ts.isBindingPattern(node)) { - return node; + if (initializerOfProperty) { + if (ts.hasModifier(current.parent, 32 /* Static */)) { + if (declaration.kind === 151 /* MethodDeclaration */) { + return true; + } + } + else { + var isDeclarationInstanceProperty = declaration.kind === 149 /* PropertyDeclaration */ && !ts.hasModifier(declaration, 32 /* Static */); + if (!isDeclarationInstanceProperty || ts.getContainingClass(usage) !== ts.getContainingClass(declaration)) { + return true; + } + } } - node = node.parent; - } - return undefined; + }); } } - // Resolve a given name for a given meaning at a given location. An error is reported if the name was not found and - // the nameNotFoundMessage argument is not undefined. Returns the resolved symbol, or undefined if no symbol with - // the given name can be found. - function resolveName(location, name, meaning, nameNotFoundMessage, nameArg) { + /** + * Resolve a given name for a given meaning at a given location. An error is reported if the name was not found and + * the nameNotFoundMessage argument is not undefined. Returns the resolved symbol, or undefined if no symbol with + * the given name can be found. + * + * @param isUse If true, this will count towards --noUnusedLocals / --noUnusedParameters. + */ + function resolveName(location, name, meaning, nameNotFoundMessage, nameArg, isUse, suggestedNameNotFoundMessage) { + return resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, getSymbol, suggestedNameNotFoundMessage); + } + function resolveNameHelper(location, name, meaning, nameNotFoundMessage, nameArg, isUse, lookup, suggestedNameNotFoundMessage) { + var originalLocation = location; // needed for did-you-mean error reporting, which gathers candidates starting from the original location var result; var lastLocation; + var lastNonBlockLocation; var propertyWithInvalidInitializer; var errorLocation = location; var grandparent; @@ -24889,7 +24377,7 @@ var ts; loop: while (location) { // Locals of a source file are not in scope (because they get merged into the global symbol table) if (location.locals && !isGlobalSourceFile(location)) { - if (result = getSymbol(location.locals, name, meaning)) { + if (result = lookup(location.locals, name, meaning)) { var useResult = true; if (ts.isFunctionLike(location) && lastLocation && lastLocation !== location.body) { // symbol lookup restrictions for function-like declarations @@ -24898,11 +24386,13 @@ var ts; // - parameters are only in the scope of function body // This restriction does not apply to JSDoc comment types because they are parented // at a higher level than type parameters would normally be - if (meaning & result.flags & 793064 /* Type */ && lastLocation.kind !== 278 /* JSDocComment */) { + if (meaning & result.flags & 793064 /* Type */ && lastLocation.kind !== 275 /* JSDocComment */) { useResult = result.flags & 262144 /* TypeParameter */ + // type parameters are visible in parameter list, return type and type parameter list ? lastLocation === location.type || - lastLocation.kind === 144 /* Parameter */ || - lastLocation.kind === 143 /* TypeParameter */ + lastLocation.kind === 146 /* Parameter */ || + lastLocation.kind === 145 /* TypeParameter */ + // local types not visible outside the function body : false; } if (meaning & 107455 /* Value */ && result.flags & 1 /* FunctionScopedVariable */) { @@ -24911,9 +24401,9 @@ var ts; // however it is detected separately when checking initializers of parameters // to make sure that they reference no variables declared after them. useResult = - lastLocation.kind === 144 /* Parameter */ || + lastLocation.kind === 146 /* Parameter */ || (lastLocation === location.type && - result.valueDeclaration.kind === 144 /* Parameter */); + result.valueDeclaration.kind === 146 /* Parameter */); } } if (useResult) { @@ -24925,18 +24415,19 @@ var ts; } } switch (location.kind) { - case 261 /* SourceFile */: + case 265 /* SourceFile */: if (!ts.isExternalOrCommonJsModule(location)) break; isInExternalModule = true; - case 230 /* ModuleDeclaration */: + // falls through + case 233 /* ModuleDeclaration */: var moduleExports = getSymbolOfNode(location).exports; - if (location.kind === 261 /* SourceFile */ || ts.isAmbientModule(location)) { + if (location.kind === 265 /* SourceFile */ || ts.isAmbientModule(location)) { // It's an external module. First see if the module has an export default and if the local // name of that export default matches. - if (result = moduleExports["default"]) { + if (result = moduleExports.get("default")) { var localSymbol = ts.getLocalSymbolForExportDefault(result); - if (localSymbol && (result.flags & meaning) && localSymbol.name === name) { + if (localSymbol && (result.flags & meaning) && localSymbol.escapedName === name) { break loop; } result = undefined; @@ -24952,44 +24443,50 @@ var ts; // 2. We check === SymbolFlags.Alias in order to check that the symbol is *purely* // an alias. If we used &, we'd be throwing out symbols that have non alias aspects, // which is not the desired behavior. - if (moduleExports[name] && - moduleExports[name].flags === 8388608 /* Alias */ && - ts.getDeclarationOfKind(moduleExports[name], 243 /* ExportSpecifier */)) { + var moduleExport = moduleExports.get(name); + if (moduleExport && + moduleExport.flags === 2097152 /* Alias */ && + ts.getDeclarationOfKind(moduleExport, 246 /* ExportSpecifier */)) { break; } } - if (result = getSymbol(moduleExports, name, meaning & 8914931 /* ModuleMember */)) { + if (result = lookup(moduleExports, name, meaning & 2623475 /* ModuleMember */)) { break loop; } break; - case 229 /* EnumDeclaration */: - if (result = getSymbol(getSymbolOfNode(location).exports, name, meaning & 8 /* EnumMember */)) { + case 232 /* EnumDeclaration */: + if (result = lookup(getSymbolOfNode(location).exports, name, meaning & 8 /* EnumMember */)) { break loop; } break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: // TypeScript 1.0 spec (April 2014): 8.4.1 // Initializer expressions for instance member variables are evaluated in the scope // of the class constructor body but are not permitted to reference parameters or // local variables of the constructor. This effectively means that entities from outer scopes // by the same name as a constructor parameter or local variable are inaccessible // in initializer expressions for instance member variables. - if (ts.isClassLike(location.parent) && !(ts.getModifierFlags(location) & 32 /* Static */)) { + if (ts.isClassLike(location.parent) && !ts.hasModifier(location, 32 /* Static */)) { var ctor = findConstructorDeclaration(location.parent); if (ctor && ctor.locals) { - if (getSymbol(ctor.locals, name, meaning & 107455 /* Value */)) { + if (lookup(ctor.locals, name, meaning & 107455 /* Value */)) { // Remember the property node, it will be used later to report appropriate error propertyWithInvalidInitializer = location; } } } break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - if (result = getSymbol(getSymbolOfNode(location).members, name, meaning & 793064 /* Type */)) { - if (lastLocation && ts.getModifierFlags(lastLocation) & 32 /* Static */) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + if (result = lookup(getSymbolOfNode(location).members, name, meaning & 793064 /* Type */)) { + if (!isTypeParameterSymbolDeclaredInContainer(result, location)) { + // ignore type parameters not declared in this container + result = undefined; + break; + } + if (lastLocation && ts.hasModifier(lastLocation, 32 /* Static */)) { // TypeScript 1.0 spec (April 2014): 3.4.1 // The scope of a type parameter extends over the entire declaration with which the type // parameter list is associated, with the exception of static member declarations in classes. @@ -24998,14 +24495,26 @@ var ts; } break loop; } - if (location.kind === 197 /* ClassExpression */ && meaning & 32 /* Class */) { + if (location.kind === 199 /* ClassExpression */ && meaning & 32 /* Class */) { var className = location.name; - if (className && name === className.text) { + if (className && name === className.escapedText) { result = location.symbol; break loop; } } break; + case 201 /* ExpressionWithTypeArguments */: + // The type parameters of a class are not in scope in the base class expression. + if (lastLocation === location.expression && location.parent.token === 85 /* ExtendsKeyword */) { + var container = location.parent.parent; + if (ts.isClassLike(container) && (result = lookup(getSymbolOfNode(container).members, name, meaning & 793064 /* Type */))) { + if (nameNotFoundMessage) { + error(errorLocation, ts.Diagnostics.Base_class_expressions_cannot_reference_class_type_parameters); + } + return undefined; + } + } + break; // It is not legal to reference a class's own type parameters from a computed property name that // belongs to the class. For example: // @@ -25014,42 +24523,42 @@ var ts; // [foo()]() { } // <-- Reference to T from class's own computed property // } // - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: grandparent = location.parent.parent; - if (ts.isClassLike(grandparent) || grandparent.kind === 227 /* InterfaceDeclaration */) { + if (ts.isClassLike(grandparent) || grandparent.kind === 230 /* InterfaceDeclaration */) { // A reference to this grandparent's type parameters would be an error - if (result = getSymbol(getSymbolOfNode(grandparent).members, name, meaning & 793064 /* Type */)) { + if (result = lookup(getSymbolOfNode(grandparent).members, name, meaning & 793064 /* Type */)) { error(errorLocation, ts.Diagnostics.A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type); return undefined; } } break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: if (meaning & 3 /* Variable */ && name === "arguments") { result = argumentsSymbol; break loop; } break; - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: if (meaning & 3 /* Variable */ && name === "arguments") { result = argumentsSymbol; break loop; } if (meaning & 16 /* Function */) { var functionName = location.name; - if (functionName && name === functionName.text) { + if (functionName && name === functionName.escapedText) { result = location.symbol; break loop; } } break; - case 145 /* Decorator */: + case 147 /* Decorator */: // Decorators are resolved at the class declaration. Resolving at the parameter // or member would result in looking up locals in the method. // @@ -25058,7 +24567,7 @@ var ts; // method(@y x, y) {} // <-- decorator y should be resolved at the class declaration, not the parameter. // } // - if (location.parent && location.parent.kind === 144 /* Parameter */) { + if (location.parent && location.parent.kind === 146 /* Parameter */) { location = location.parent; } // @@ -25072,14 +24581,26 @@ var ts; } break; } + if (location.kind !== 207 /* Block */) { + lastNonBlockLocation = location; + } lastLocation = location; location = location.parent; } - if (result && nameNotFoundMessage && noUnusedIdentifiers) { + // We just climbed up parents looking for the name, meaning that we started in a descendant node of `lastLocation`. + // If `result === lastLocation.symbol`, that means that we are somewhere inside `lastLocation` looking up a name, and resolving to `lastLocation` itself. + // That means that this is a self-reference of `lastLocation`, and shouldn't count this when considering whether `lastLocation` is used. + if (isUse && result && nameNotFoundMessage && noUnusedIdentifiers && result !== lastNonBlockLocation.symbol) { result.isReferenced = true; } if (!result) { - result = getSymbol(globals, name, meaning); + if (lastLocation) { + ts.Debug.assert(lastLocation.kind === 265 /* SourceFile */); + if (lastLocation.commonJsModuleIndicator && name === "exports") { + return lastLocation.symbol; + } + } + result = lookup(globals, name, meaning); } if (!result) { if (nameNotFoundMessage) { @@ -25087,8 +24608,19 @@ var ts; !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && !checkAndReportErrorForExtendingInterface(errorLocation) && !checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) && - !checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning)) { - error(errorLocation, nameNotFoundMessage, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg)); + !checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) && + !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning)) { + var suggestion = void 0; + if (suggestedNameNotFoundMessage && suggestionCount < maximumSuggestionCount) { + suggestion = getSuggestionForNonexistentSymbol(originalLocation, name, meaning); + if (suggestion) { + error(errorLocation, suggestedNameNotFoundMessage, diagnosticName(nameArg), suggestion); + } + } + if (!suggestion) { + error(errorLocation, nameNotFoundMessage, diagnosticName(nameArg)); + } + suggestionCount++; } } return undefined; @@ -25099,41 +24631,55 @@ var ts; // We have a match, but the reference occurred within a property initializer and the identifier also binds // to a local variable in the constructor where the code will be emitted. var propertyName = propertyWithInvalidInitializer.name; - error(errorLocation, ts.Diagnostics.Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor, ts.declarationNameToString(propertyName), typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg)); + error(errorLocation, ts.Diagnostics.Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor, ts.declarationNameToString(propertyName), diagnosticName(nameArg)); return undefined; } - // Only check for block-scoped variable if we are looking for the + // Only check for block-scoped variable if we have an error location and are looking for the // name with variable meaning // For example, // declare module foo { // interface bar {} // } // const foo/*1*/: foo/*2*/.bar; - // The foo at /*1*/ and /*2*/ will share same symbol with two meaning - // block - scope variable and namespace module. However, only when we + // The foo at /*1*/ and /*2*/ will share same symbol with two meanings: + // block-scoped variable and namespace module. However, only when we // try to resolve name in /*1*/ which is used in variable position, - // we want to check for block- scoped - if (meaning & 2 /* BlockScopedVariable */) { + // we want to check for block-scoped + if (errorLocation && + (meaning & 2 /* BlockScopedVariable */ || + ((meaning & 32 /* Class */ || meaning & 384 /* Enum */) && (meaning & 107455 /* Value */) === 107455 /* Value */))) { var exportOrLocalSymbol = getExportSymbolOfValueSymbolIfExported(result); - if (exportOrLocalSymbol.flags & 2 /* BlockScopedVariable */) { + if (exportOrLocalSymbol.flags & 2 /* BlockScopedVariable */ || exportOrLocalSymbol.flags & 32 /* Class */ || exportOrLocalSymbol.flags & 384 /* Enum */) { checkResolvedBlockScopedVariable(exportOrLocalSymbol, errorLocation); } } // If we're in an external module, we can't reference value symbols created from UMD export declarations if (result && isInExternalModule && (meaning & 107455 /* Value */) === 107455 /* Value */) { var decls = result.declarations; - if (decls && decls.length === 1 && decls[0].kind === 233 /* NamespaceExportDeclaration */) { - error(errorLocation, ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead, name); + if (decls && decls.length === 1 && decls[0].kind === 236 /* NamespaceExportDeclaration */) { + error(errorLocation, ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead, ts.unescapeLeadingUnderscores(name)); } } } return result; } + function diagnosticName(nameArg) { + return ts.isString(nameArg) ? ts.unescapeLeadingUnderscores(nameArg) : ts.declarationNameToString(nameArg); + } + function isTypeParameterSymbolDeclaredInContainer(symbol, container) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + if (decl.kind === 145 /* TypeParameter */ && decl.parent === container) { + return true; + } + } + return false; + } function checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) { - if ((errorLocation.kind === 70 /* Identifier */ && (isTypeReferenceIdentifier(errorLocation)) || isInTypeQuery(errorLocation))) { + if ((errorLocation.kind === 71 /* Identifier */ && (isTypeReferenceIdentifier(errorLocation)) || isInTypeQuery(errorLocation))) { return false; } - var container = ts.getThisContainer(errorLocation, /* includeArrowFunctions */ true); + var container = ts.getThisContainer(errorLocation, /*includeArrowFunctions*/ true); var location = container; while (location) { if (ts.isClassLike(location.parent)) { @@ -25144,15 +24690,15 @@ var ts; // Check to see if a static member exists. var constructorType = getTypeOfSymbol(classSymbol); if (getPropertyOfType(constructorType, name)) { - error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_static_member_1_0, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg), symbolToString(classSymbol)); + error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_static_member_1_0, diagnosticName(nameArg), symbolToString(classSymbol)); return true; } // No static member is present. // Check if we're in an instance method and look for a relevant instance member. - if (location === container && !(ts.getModifierFlags(location) & 32 /* Static */)) { + if (location === container && !ts.hasModifier(location, 32 /* Static */)) { var instanceType = getDeclaredTypeOfSymbol(classSymbol).thisType; if (getPropertyOfType(instanceType, name)) { - error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg)); + error(errorLocation, ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0, diagnosticName(nameArg)); return true; } } @@ -25175,21 +24721,33 @@ var ts; */ function getEntityNameForExtendingInterface(node) { switch (node.kind) { - case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: + case 71 /* Identifier */: + case 179 /* PropertyAccessExpression */: return node.parent ? getEntityNameForExtendingInterface(node.parent) : undefined; - case 199 /* ExpressionWithTypeArguments */: - ts.Debug.assert(ts.isEntityNameExpression(node.expression)); - return node.expression; + case 201 /* ExpressionWithTypeArguments */: + if (ts.isEntityNameExpression(node.expression)) { + return node.expression; + } + // falls through default: return undefined; } } function checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) { if (meaning === 1920 /* Namespace */) { - var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)); + var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); + var parent = errorLocation.parent; if (symbol) { - error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here, name); + if (ts.isQualifiedName(parent)) { + ts.Debug.assert(parent.left === errorLocation, "Should only be resolving left side of qualified name as a namespace"); + var propName = parent.right.escapedText; + var propType = getPropertyOfType(getDeclaredTypeOfSymbol(symbol), propName); + if (propType) { + error(parent, ts.Diagnostics.Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1, ts.unescapeLeadingUnderscores(name), ts.unescapeLeadingUnderscores(propName)); + return true; + } + } + error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here, ts.unescapeLeadingUnderscores(name)); return true; } } @@ -25197,21 +24755,50 @@ var ts; } function checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) { if (meaning & (107455 /* Value */ & ~1024 /* NamespaceModule */)) { - var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)); + if (name === "any" || name === "string" || name === "number" || name === "boolean" || name === "never") { + error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, ts.unescapeLeadingUnderscores(name)); + return true; + } + var symbol = resolveSymbol(resolveName(errorLocation, name, 793064 /* Type */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); if (symbol && !(symbol.flags & 1024 /* NamespaceModule */)) { - error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, name); + error(errorLocation, ts.Diagnostics._0_only_refers_to_a_type_but_is_being_used_as_a_value_here, ts.unescapeLeadingUnderscores(name)); + return true; + } + } + return false; + } + function checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) { + if (meaning & (107455 /* Value */ & ~1024 /* NamespaceModule */ & ~793064 /* Type */)) { + var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 /* NamespaceModule */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); + if (symbol) { + error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_value, ts.unescapeLeadingUnderscores(name)); + return true; + } + } + else if (meaning & (793064 /* Type */ & ~1024 /* NamespaceModule */ & ~107455 /* Value */)) { + var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 /* NamespaceModule */ & ~793064 /* Type */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)); + if (symbol) { + error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_type, ts.unescapeLeadingUnderscores(name)); return true; } } return false; } function checkResolvedBlockScopedVariable(result, errorLocation) { - ts.Debug.assert((result.flags & 2 /* BlockScopedVariable */) !== 0); + ts.Debug.assert(!!(result.flags & 2 /* BlockScopedVariable */ || result.flags & 32 /* Class */ || result.flags & 384 /* Enum */)); // Block-scoped variables cannot be used before their definition - var declaration = ts.forEach(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) ? d : undefined; }); - ts.Debug.assert(declaration !== undefined, "Block-scoped variable declaration is undefined"); + var declaration = ts.forEach(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) || ts.isClassLike(d) || (d.kind === 232 /* EnumDeclaration */) ? d : undefined; }); + ts.Debug.assert(declaration !== undefined, "Declaration to checkResolvedBlockScopedVariable is undefined"); if (!ts.isInAmbientContext(declaration) && !isBlockScopedNameDeclaredBeforeUse(declaration, errorLocation)) { - error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.declarationNameToString(declaration.name)); + if (result.flags & 2 /* BlockScopedVariable */) { + error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.declarationNameToString(ts.getNameOfDeclaration(declaration))); + } + else if (result.flags & 32 /* Class */) { + error(errorLocation, ts.Diagnostics.Class_0_used_before_its_declaration, ts.declarationNameToString(ts.getNameOfDeclaration(declaration))); + } + else if (result.flags & 256 /* RegularEnum */) { + error(errorLocation, ts.Diagnostics.Enum_0_used_before_its_declaration, ts.declarationNameToString(ts.getNameOfDeclaration(declaration))); + } } } /* Starting from 'initial' node walk up the parent chain until 'stopAt' node is reached. @@ -25219,56 +24806,56 @@ var ts; * Return false if 'stopAt' node is reached or isFunctionLike(current) === true. */ function isSameScopeDescendentOf(initial, parent, stopAt) { - if (!parent) { - return false; - } - for (var current = initial; current && current !== stopAt && !ts.isFunctionLike(current); current = current.parent) { - if (current === parent) { - return true; - } - } - return false; + return parent && !!ts.findAncestor(initial, function (n) { return n === stopAt || ts.isFunctionLike(n) ? "quit" : n === parent; }); } function getAnyImportSyntax(node) { - if (ts.isAliasSymbolDeclaration(node)) { - if (node.kind === 234 /* ImportEqualsDeclaration */) { + switch (node.kind) { + case 237 /* ImportEqualsDeclaration */: return node; - } - while (node && node.kind !== 235 /* ImportDeclaration */) { - node = node.parent; - } - return node; + case 239 /* ImportClause */: + return node.parent; + case 240 /* NamespaceImport */: + return node.parent.parent; + case 242 /* ImportSpecifier */: + return node.parent.parent.parent; + default: + return undefined; } } function getDeclarationOfAliasSymbol(symbol) { return ts.find(symbol.declarations, ts.isAliasSymbolDeclaration); } - function getTargetOfImportEqualsDeclaration(node) { - if (node.moduleReference.kind === 245 /* ExternalModuleReference */) { + function getTargetOfImportEqualsDeclaration(node, dontResolveAlias) { + if (node.moduleReference.kind === 248 /* ExternalModuleReference */) { return resolveExternalModuleSymbol(resolveExternalModuleName(node, ts.getExternalModuleImportEqualsDeclarationExpression(node))); } - return getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference); + return getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference, dontResolveAlias); } - function getTargetOfImportClause(node) { + function getTargetOfImportClause(node, dontResolveAlias) { var moduleSymbol = resolveExternalModuleName(node, node.parent.moduleSpecifier); if (moduleSymbol) { - var exportDefaultSymbol = ts.isShorthandAmbientModuleSymbol(moduleSymbol) ? - moduleSymbol : - moduleSymbol.exports["export="] ? - getPropertyOfType(getTypeOfSymbol(moduleSymbol.exports["export="]), "default") : - resolveSymbol(moduleSymbol.exports["default"]); + var exportDefaultSymbol = void 0; + if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) { + exportDefaultSymbol = moduleSymbol; + } + else { + var exportValue = moduleSymbol.exports.get("export="); + exportDefaultSymbol = exportValue + ? getPropertyOfType(getTypeOfSymbol(exportValue), "default") + : resolveSymbol(moduleSymbol.exports.get("default"), dontResolveAlias); + } if (!exportDefaultSymbol && !allowSyntheticDefaultImports) { error(node.name, ts.Diagnostics.Module_0_has_no_default_export, symbolToString(moduleSymbol)); } else if (!exportDefaultSymbol && allowSyntheticDefaultImports) { - return resolveExternalModuleSymbol(moduleSymbol) || resolveSymbol(moduleSymbol); + return resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias); } return exportDefaultSymbol; } } - function getTargetOfNamespaceImport(node) { + function getTargetOfNamespaceImport(node, dontResolveAlias) { var moduleSpecifier = node.parent.parent.moduleSpecifier; - return resolveESModuleSymbol(resolveExternalModuleName(node, moduleSpecifier), moduleSpecifier); + return resolveESModuleSymbol(resolveExternalModuleName(node, moduleSpecifier), moduleSpecifier, dontResolveAlias); } // This function creates a synthetic symbol that combines the value side of one symbol with the // type/namespace side of another symbol. Consider this example: @@ -25289,10 +24876,13 @@ var ts; // An 'import { Point } from "graphics"' needs to create a symbol that combines the value side 'Point' // property with the type/namespace side interface 'Point'. function combineValueAndTypeSymbols(valueSymbol, typeSymbol) { + if (valueSymbol === unknownSymbol && typeSymbol === unknownSymbol) { + return unknownSymbol; + } if (valueSymbol.flags & (793064 /* Type */ | 1920 /* Namespace */)) { return valueSymbol; } - var result = createSymbol(valueSymbol.flags | typeSymbol.flags, valueSymbol.name); + var result = createSymbol(valueSymbol.flags | typeSymbol.flags, valueSymbol.escapedName); result.declarations = ts.concatenate(valueSymbol.declarations, typeSymbol.declarations); result.parent = valueSymbol.parent || typeSymbol.parent; if (valueSymbol.valueDeclaration) @@ -25303,12 +24893,9 @@ var ts; result.exports = valueSymbol.exports; return result; } - function getExportOfModule(symbol, name) { + function getExportOfModule(symbol, name, dontResolveAlias) { if (symbol.flags & 1536 /* Module */) { - var exportedSymbol = getExportsOfSymbol(symbol)[name]; - if (exportedSymbol) { - return resolveSymbol(exportedSymbol); - } + return resolveSymbol(getExportsOfSymbol(symbol).get(name), dontResolveAlias); } } function getPropertyOfVariable(symbol, name) { @@ -25319,77 +24906,85 @@ var ts; } } } - function getExternalModuleMember(node, specifier) { + function getExternalModuleMember(node, specifier, dontResolveAlias) { var moduleSymbol = resolveExternalModuleName(node, node.moduleSpecifier); - var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.moduleSpecifier); + var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.moduleSpecifier, dontResolveAlias); if (targetSymbol) { - var name_16 = specifier.propertyName || specifier.name; - if (name_16.text) { + var name = specifier.propertyName || specifier.name; + if (name.escapedText) { if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) { return moduleSymbol; } var symbolFromVariable = void 0; // First check if module was specified with "export=". If so, get the member from the resolved type - if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports["export="]) { - symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name_16.text); + if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports.get("export=")) { + symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name.escapedText); } else { - symbolFromVariable = getPropertyOfVariable(targetSymbol, name_16.text); + symbolFromVariable = getPropertyOfVariable(targetSymbol, name.escapedText); } // if symbolFromVariable is export - get its final target - symbolFromVariable = resolveSymbol(symbolFromVariable); - var symbolFromModule = getExportOfModule(targetSymbol, name_16.text); + symbolFromVariable = resolveSymbol(symbolFromVariable, dontResolveAlias); + var symbolFromModule = getExportOfModule(targetSymbol, name.escapedText, dontResolveAlias); // If the export member we're looking for is default, and there is no real default but allowSyntheticDefaultImports is on, return the entire module as the default - if (!symbolFromModule && allowSyntheticDefaultImports && name_16.text === "default") { - symbolFromModule = resolveExternalModuleSymbol(moduleSymbol) || resolveSymbol(moduleSymbol); + if (!symbolFromModule && allowSyntheticDefaultImports && name.escapedText === "default") { + symbolFromModule = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias); } var symbol = symbolFromModule && symbolFromVariable ? combineValueAndTypeSymbols(symbolFromVariable, symbolFromModule) : symbolFromModule || symbolFromVariable; if (!symbol) { - error(name_16, ts.Diagnostics.Module_0_has_no_exported_member_1, getFullyQualifiedName(moduleSymbol), ts.declarationNameToString(name_16)); + error(name, ts.Diagnostics.Module_0_has_no_exported_member_1, getFullyQualifiedName(moduleSymbol), ts.declarationNameToString(name)); } return symbol; } } } - function getTargetOfImportSpecifier(node) { - return getExternalModuleMember(node.parent.parent.parent, node); + function getTargetOfImportSpecifier(node, dontResolveAlias) { + return getExternalModuleMember(node.parent.parent.parent, node, dontResolveAlias); } - function getTargetOfNamespaceExportDeclaration(node) { - return resolveExternalModuleSymbol(node.parent.symbol); + function getTargetOfNamespaceExportDeclaration(node, dontResolveAlias) { + return resolveExternalModuleSymbol(node.parent.symbol, dontResolveAlias); } - function getTargetOfExportSpecifier(node) { + function getTargetOfExportSpecifier(node, meaning, dontResolveAlias) { return node.parent.parent.moduleSpecifier ? - getExternalModuleMember(node.parent.parent, node) : - resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */); + getExternalModuleMember(node.parent.parent, node, dontResolveAlias) : + resolveEntityName(node.propertyName || node.name, meaning, /*ignoreErrors*/ false, dontResolveAlias); } - function getTargetOfExportAssignment(node) { - return resolveEntityName(node.expression, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */); + function getTargetOfExportAssignment(node, dontResolveAlias) { + return resolveEntityName(node.expression, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } - function getTargetOfAliasDeclaration(node) { + function getTargetOfAliasDeclaration(node, dontRecursivelyResolve) { switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - return getTargetOfImportEqualsDeclaration(node); - case 236 /* ImportClause */: - return getTargetOfImportClause(node); - case 237 /* NamespaceImport */: - return getTargetOfNamespaceImport(node); - case 239 /* ImportSpecifier */: - return getTargetOfImportSpecifier(node); - case 243 /* ExportSpecifier */: - return getTargetOfExportSpecifier(node); - case 240 /* ExportAssignment */: - return getTargetOfExportAssignment(node); - case 233 /* NamespaceExportDeclaration */: - return getTargetOfNamespaceExportDeclaration(node); - } - } - function resolveSymbol(symbol) { - return symbol && symbol.flags & 8388608 /* Alias */ && !(symbol.flags & (107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */)) ? resolveAlias(symbol) : symbol; + case 237 /* ImportEqualsDeclaration */: + return getTargetOfImportEqualsDeclaration(node, dontRecursivelyResolve); + case 239 /* ImportClause */: + return getTargetOfImportClause(node, dontRecursivelyResolve); + case 240 /* NamespaceImport */: + return getTargetOfNamespaceImport(node, dontRecursivelyResolve); + case 242 /* ImportSpecifier */: + return getTargetOfImportSpecifier(node, dontRecursivelyResolve); + case 246 /* ExportSpecifier */: + return getTargetOfExportSpecifier(node, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, dontRecursivelyResolve); + case 243 /* ExportAssignment */: + return getTargetOfExportAssignment(node, dontRecursivelyResolve); + case 236 /* NamespaceExportDeclaration */: + return getTargetOfNamespaceExportDeclaration(node, dontRecursivelyResolve); + } + } + /** + * Indicates that a symbol is an alias that does not merge with a local declaration. + */ + function isNonLocalAlias(symbol, excludes) { + if (excludes === void 0) { excludes = 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */; } + return symbol && (symbol.flags & (2097152 /* Alias */ | excludes)) === 2097152 /* Alias */; + } + function resolveSymbol(symbol, dontResolveAlias) { + var shouldResolve = !dontResolveAlias && isNonLocalAlias(symbol); + return shouldResolve ? resolveAlias(symbol) : symbol; } function resolveAlias(symbol) { - ts.Debug.assert((symbol.flags & 8388608 /* Alias */) !== 0, "Should only get Alias here."); + ts.Debug.assert((symbol.flags & 2097152 /* Alias */) !== 0, "Should only get Alias here."); var links = getSymbolLinks(symbol); if (!links.target) { links.target = resolvingSymbol; @@ -25428,11 +25023,11 @@ var ts; links.referenced = true; var node = getDeclarationOfAliasSymbol(symbol); ts.Debug.assert(!!node); - if (node.kind === 240 /* ExportAssignment */) { + if (node.kind === 243 /* ExportAssignment */) { // export default checkExpressionCached(node.expression); } - else if (node.kind === 243 /* ExportSpecifier */) { + else if (node.kind === 246 /* ExportSpecifier */) { // export { } or export { as foo } checkExpressionCached(node.propertyName || node.name); } @@ -25450,39 +25045,55 @@ var ts; // import a = |b|; // Namespace // import a = |b.c|; // Value, type, namespace // import a = |b.c|.d; // Namespace - if (entityName.kind === 70 /* Identifier */ && ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) { + if (entityName.kind === 71 /* Identifier */ && ts.isRightSideOfQualifiedNameOrPropertyAccess(entityName)) { entityName = entityName.parent; } // Check for case 1 and 3 in the above example - if (entityName.kind === 70 /* Identifier */ || entityName.parent.kind === 141 /* QualifiedName */) { + if (entityName.kind === 71 /* Identifier */ || entityName.parent.kind === 143 /* QualifiedName */) { return resolveEntityName(entityName, 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } else { // Case 2 in above example // entityName.kind could be a QualifiedName or a Missing identifier - ts.Debug.assert(entityName.parent.kind === 234 /* ImportEqualsDeclaration */); + ts.Debug.assert(entityName.parent.kind === 237 /* ImportEqualsDeclaration */); return resolveEntityName(entityName, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } } function getFullyQualifiedName(symbol) { return symbol.parent ? getFullyQualifiedName(symbol.parent) + "." + symbolToString(symbol) : symbolToString(symbol); } - // Resolves a qualified name and any involved aliases + /** + * Resolves a qualified name and any involved aliases. + */ function resolveEntityName(name, meaning, ignoreErrors, dontResolveAlias, location) { if (ts.nodeIsMissing(name)) { return undefined; } var symbol; - if (name.kind === 70 /* Identifier */) { + if (name.kind === 71 /* Identifier */) { var message = meaning === 1920 /* Namespace */ ? ts.Diagnostics.Cannot_find_namespace_0 : ts.Diagnostics.Cannot_find_name_0; - symbol = resolveName(location || name, name.text, meaning, ignoreErrors ? undefined : message, name); + symbol = resolveName(location || name, name.escapedText, meaning, ignoreErrors ? undefined : message, name, /*isUse*/ true); if (!symbol) { return undefined; } } - else if (name.kind === 141 /* QualifiedName */ || name.kind === 177 /* PropertyAccessExpression */) { - var left = name.kind === 141 /* QualifiedName */ ? name.left : name.expression; - var right = name.kind === 141 /* QualifiedName */ ? name.right : name.name; + else if (name.kind === 143 /* QualifiedName */ || name.kind === 179 /* PropertyAccessExpression */) { + var left = void 0; + if (name.kind === 143 /* QualifiedName */) { + left = name.left; + } + else if (name.kind === 179 /* PropertyAccessExpression */ && + (name.expression.kind === 185 /* ParenthesizedExpression */ || ts.isEntityNameExpression(name.expression))) { + left = name.expression; + } + else { + // If the expression in property-access expression is not entity-name or parenthsizedExpression (e.g. it is a call expression), it won't be able to successfully resolve the name. + // This is the case when we are trying to do any language service operation in heritage clauses. By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression + // will attempt to checkPropertyAccessExpression to resolve symbol. + // i.e class C extends foo()./*do language service operation here*/B {} + return undefined; + } + var right = name.kind === 143 /* QualifiedName */ ? name.right : name.name; var namespace = resolveEntityName(left, 1920 /* Namespace */, ignoreErrors, /*dontResolveAlias*/ false, location); if (!namespace || ts.nodeIsMissing(right)) { return undefined; @@ -25490,7 +25101,7 @@ var ts; else if (namespace === unknownSymbol) { return namespace; } - symbol = getSymbol(getExportsOfSymbol(namespace), right.text, meaning); + symbol = getSymbol(getExportsOfSymbol(namespace), right.escapedText, meaning); if (!symbol) { if (!ignoreErrors) { error(right, ts.Diagnostics.Namespace_0_has_no_exported_member_1, getFullyQualifiedName(namespace), ts.declarationNameToString(right)); @@ -25498,10 +25109,19 @@ var ts; return undefined; } } + else if (name.kind === 185 /* ParenthesizedExpression */) { + // If the expression in parenthesizedExpression is not an entity-name (e.g. it is a call expression), it won't be able to successfully resolve the name. + // This is the case when we are trying to do any language service operation in heritage clauses. + // By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression will attempt to checkPropertyAccessExpression to resolve symbol. + // i.e class C extends foo()./*do language service operation here*/B {} + return ts.isEntityNameExpression(name.expression) ? + resolveEntityName(name.expression, meaning, ignoreErrors, dontResolveAlias, location) : + undefined; + } else { - ts.Debug.fail("Unknown entity name kind."); + ts.Debug.assertNever(name, "Unknown entity name kind."); } - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); + ts.Debug.assert((ts.getCheckFlags(symbol) & 1 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); return (symbol.flags & meaning) || dontResolveAlias ? symbol : resolveAlias(symbol); } function resolveExternalModuleName(location, moduleReferenceExpression) { @@ -25509,7 +25129,7 @@ var ts; } function resolveExternalModuleNameWorker(location, moduleReferenceExpression, moduleNotFoundError, isForAugmentation) { if (isForAugmentation === void 0) { isForAugmentation = false; } - if (moduleReferenceExpression.kind !== 9 /* StringLiteral */) { + if (moduleReferenceExpression.kind !== 9 /* StringLiteral */ && moduleReferenceExpression.kind !== 13 /* NoSubstitutionTemplateLiteral */) { return; } var moduleReferenceLiteral = moduleReferenceExpression; @@ -25517,17 +25137,18 @@ var ts; } function resolveExternalModule(location, moduleReference, moduleNotFoundError, errorNode, isForAugmentation) { if (isForAugmentation === void 0) { isForAugmentation = false; } - // Module names are escaped in our symbol table. However, string literal values aren't. - // Escape the name in the "require(...)" clause to ensure we find the right symbol. - var moduleName = ts.escapeIdentifier(moduleReference); - if (moduleName === undefined) { + if (moduleReference === undefined) { return; } - var ambientModule = tryFindAmbientModule(moduleName, /*withAugmentations*/ true); + if (ts.startsWith(moduleReference, "@types/")) { + var diag = ts.Diagnostics.Cannot_import_type_declaration_files_Consider_importing_0_instead_of_1; + var withoutAtTypePrefix = ts.removePrefix(moduleReference, "@types/"); + error(errorNode, diag, withoutAtTypePrefix, moduleReference); + } + var ambientModule = tryFindAmbientModule(moduleReference, /*withAugmentations*/ true); if (ambientModule) { return ambientModule; } - var isRelative = ts.isExternalModuleNameRelative(moduleName); var resolvedModule = ts.getResolvedModule(ts.getSourceFileOfNode(location), moduleReference); var resolutionDiagnostic = resolvedModule && ts.getResolutionDiagnostic(compilerOptions, resolvedModule); var sourceFile = resolvedModule && !resolutionDiagnostic && host.getSourceFile(resolvedModule.resolvedFileName); @@ -25543,19 +25164,21 @@ var ts; return undefined; } if (patternAmbientModules) { - var pattern = ts.findBestPatternMatch(patternAmbientModules, function (_) { return _.pattern; }, moduleName); + var pattern = ts.findBestPatternMatch(patternAmbientModules, function (_) { return _.pattern; }, moduleReference); if (pattern) { return getMergedSymbol(pattern.symbol); } } // May be an untyped module. If so, ignore resolutionDiagnostic. - if (!isRelative && resolvedModule && !ts.extensionIsTypeScript(resolvedModule.extension)) { + if (resolvedModule && !ts.extensionIsTypeScript(resolvedModule.extension) && resolutionDiagnostic === undefined || resolutionDiagnostic === ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type) { if (isForAugmentation) { var diag = ts.Diagnostics.Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented; error(errorNode, diag, moduleReference, resolvedModule.resolvedFileName); } - else if (compilerOptions.noImplicitAny && moduleNotFoundError) { - error(errorNode, ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type, moduleReference, resolvedModule.resolvedFileName); + else if (noImplicitAny && moduleNotFoundError) { + var errorInfo = !resolvedModule.isExternalLibraryImport ? undefined : ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Try_npm_install_types_Slash_0_if_it_exists_or_add_a_new_declaration_d_ts_file_containing_declare_module_0, moduleReference); + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type, moduleReference, resolvedModule.resolvedFileName); + diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(errorNode, errorInfo)); } // Failed imports and untyped modules are both treated in an untyped manner; only difference is whether we give a diagnostic first. return undefined; @@ -25563,16 +25186,16 @@ var ts; if (moduleNotFoundError) { // report errors only if it was requested if (resolutionDiagnostic) { - error(errorNode, resolutionDiagnostic, moduleName, resolvedModule.resolvedFileName); + error(errorNode, resolutionDiagnostic, moduleReference, resolvedModule.resolvedFileName); } else { - var tsExtension = ts.tryExtractTypeScriptExtension(moduleName); + var tsExtension = ts.tryExtractTypeScriptExtension(moduleReference); if (tsExtension) { var diag = ts.Diagnostics.An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead; - error(errorNode, diag, tsExtension, ts.removeExtension(moduleName, tsExtension)); + error(errorNode, diag, tsExtension, ts.removeExtension(moduleReference, tsExtension)); } else { - error(errorNode, moduleNotFoundError, moduleName); + error(errorNode, moduleNotFoundError, moduleReference); } } } @@ -25580,98 +25203,118 @@ var ts; } // An external module with an 'export =' declaration resolves to the target of the 'export =' declaration, // and an external module with no 'export =' declaration resolves to the module itself. - function resolveExternalModuleSymbol(moduleSymbol) { - return moduleSymbol && getMergedSymbol(resolveSymbol(moduleSymbol.exports["export="])) || moduleSymbol; + function resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) { + return moduleSymbol && getMergedSymbol(resolveSymbol(moduleSymbol.exports.get("export=" /* ExportEquals */), dontResolveAlias)) || moduleSymbol; } // An external module with an 'export =' declaration may be referenced as an ES6 module provided the 'export =' // references a symbol that is at least declared as a module or a variable. The target of the 'export =' may // combine other declarations with the module or variable (e.g. a class/module, function/module, interface/variable). - function resolveESModuleSymbol(moduleSymbol, moduleReferenceExpression) { - var symbol = resolveExternalModuleSymbol(moduleSymbol); - if (symbol && !(symbol.flags & (1536 /* Module */ | 3 /* Variable */))) { + function resolveESModuleSymbol(moduleSymbol, moduleReferenceExpression, dontResolveAlias) { + var symbol = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias); + if (!dontResolveAlias && symbol && !(symbol.flags & (1536 /* Module */ | 3 /* Variable */))) { error(moduleReferenceExpression, ts.Diagnostics.Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct, symbolToString(moduleSymbol)); - symbol = undefined; } return symbol; } function hasExportAssignmentSymbol(moduleSymbol) { - return moduleSymbol.exports["export="] !== undefined; + return moduleSymbol.exports.get("export=" /* ExportEquals */) !== undefined; } function getExportsOfModuleAsArray(moduleSymbol) { return symbolsToArray(getExportsOfModule(moduleSymbol)); } + function getExportsAndPropertiesOfModule(moduleSymbol) { + var exports = getExportsOfModuleAsArray(moduleSymbol); + var exportEquals = resolveExternalModuleSymbol(moduleSymbol); + if (exportEquals !== moduleSymbol) { + ts.addRange(exports, getPropertiesOfType(getTypeOfSymbol(exportEquals))); + } + return exports; + } function tryGetMemberInModuleExports(memberName, moduleSymbol) { var symbolTable = getExportsOfModule(moduleSymbol); if (symbolTable) { - return symbolTable[memberName]; + return symbolTable.get(memberName); } } + function tryGetMemberInModuleExportsAndProperties(memberName, moduleSymbol) { + var symbol = tryGetMemberInModuleExports(memberName, moduleSymbol); + if (!symbol) { + var exportEquals = resolveExternalModuleSymbol(moduleSymbol); + if (exportEquals !== moduleSymbol) { + return getPropertyOfType(getTypeOfSymbol(exportEquals), memberName); + } + } + return symbol; + } function getExportsOfSymbol(symbol) { return symbol.flags & 1536 /* Module */ ? getExportsOfModule(symbol) : symbol.exports || emptySymbols; } function getExportsOfModule(moduleSymbol) { var links = getSymbolLinks(moduleSymbol); - return links.resolvedExports || (links.resolvedExports = getExportsForModule(moduleSymbol)); + return links.resolvedExports || (links.resolvedExports = getExportsOfModuleWorker(moduleSymbol)); } /** * Extends one symbol table with another while collecting information on name collisions for error message generation into the `lookupTable` argument * Not passing `lookupTable` and `exportNode` disables this collection, and just extends the tables */ function extendExportSymbols(target, source, lookupTable, exportNode) { - for (var id in source) { - if (id !== "default" && !target[id]) { - target[id] = source[id]; + source && source.forEach(function (sourceSymbol, id) { + if (id === "default") + return; + var targetSymbol = target.get(id); + if (!targetSymbol) { + target.set(id, sourceSymbol); if (lookupTable && exportNode) { - lookupTable[id] = { + lookupTable.set(id, { specifierText: ts.getTextOfNode(exportNode.moduleSpecifier) - }; + }); } } - else if (lookupTable && exportNode && id !== "default" && target[id] && resolveSymbol(target[id]) !== resolveSymbol(source[id])) { - if (!lookupTable[id].exportsWithDuplicate) { - lookupTable[id].exportsWithDuplicate = [exportNode]; + else if (lookupTable && exportNode && targetSymbol && resolveSymbol(targetSymbol) !== resolveSymbol(sourceSymbol)) { + var collisionTracker = lookupTable.get(id); + if (!collisionTracker.exportsWithDuplicate) { + collisionTracker.exportsWithDuplicate = [exportNode]; } else { - lookupTable[id].exportsWithDuplicate.push(exportNode); + collisionTracker.exportsWithDuplicate.push(exportNode); } } - } + }); } - function getExportsForModule(moduleSymbol) { + function getExportsOfModuleWorker(moduleSymbol) { var visitedSymbols = []; // A module defined by an 'export=' consists on one export that needs to be resolved moduleSymbol = resolveExternalModuleSymbol(moduleSymbol); - return visit(moduleSymbol) || moduleSymbol.exports; + return visit(moduleSymbol) || emptySymbols; // The ES6 spec permits export * declarations in a module to circularly reference the module itself. For example, // module 'a' can 'export * from "b"' and 'b' can 'export * from "a"' without error. function visit(symbol) { - if (!(symbol && symbol.flags & 1952 /* HasExports */ && !ts.contains(visitedSymbols, symbol))) { + if (!(symbol && symbol.flags & 1952 /* HasExports */ && ts.pushIfUnique(visitedSymbols, symbol))) { return; } - visitedSymbols.push(symbol); var symbols = ts.cloneMap(symbol.exports); // All export * declarations are collected in an __export symbol by the binder - var exportStars = symbol.exports["__export"]; + var exportStars = symbol.exports.get("__export" /* ExportStar */); if (exportStars) { - var nestedSymbols = ts.createMap(); - var lookupTable = ts.createMap(); + var nestedSymbols = ts.createSymbolTable(); + var lookupTable_1 = ts.createMap(); for (var _i = 0, _a = exportStars.declarations; _i < _a.length; _i++) { var node = _a[_i]; var resolvedModule = resolveExternalModuleName(node, node.moduleSpecifier); var exportedSymbols = visit(resolvedModule); - extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable, node); + extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable_1, node); } - for (var id in lookupTable) { - var exportsWithDuplicate = lookupTable[id].exportsWithDuplicate; + lookupTable_1.forEach(function (_a, id) { + var exportsWithDuplicate = _a.exportsWithDuplicate; // It's not an error if the file with multiple `export *`s with duplicate names exports a member with that name itself - if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols[id]) { - continue; + if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols.has(id)) { + return; } - for (var _b = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _b < exportsWithDuplicate_1.length; _b++) { - var node = exportsWithDuplicate_1[_b]; - diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable[id].specifierText, id)); + for (var _i = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _i < exportsWithDuplicate_1.length; _i++) { + var node = exportsWithDuplicate_1[_i]; + diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable_1.get(id).specifierText, ts.unescapeLeadingUnderscores(id))); } - } + }); extendExportSymbols(symbols, nestedSymbols); } return symbols; @@ -25693,26 +25336,13 @@ var ts; : symbol; } function symbolIsValue(symbol) { - // If it is an instantiated symbol, then it is a value if the symbol it is an - // instantiation of is a value. - if (symbol.flags & 16777216 /* Instantiated */) { - return symbolIsValue(getSymbolLinks(symbol).target); - } - // If the symbol has the value flag, it is trivially a value. - if (symbol.flags & 107455 /* Value */) { - return true; - } - // If it is an alias, then it is a value if the symbol it resolves to is a value. - if (symbol.flags & 8388608 /* Alias */) { - return (resolveAlias(symbol).flags & 107455 /* Value */) !== 0; - } - return false; + return !!(symbol.flags & 107455 /* Value */ || symbol.flags & 2097152 /* Alias */ && resolveAlias(symbol).flags & 107455 /* Value */); } function findConstructorDeclaration(node) { var members = node.members; - for (var _i = 0, members_1 = members; _i < members_1.length; _i++) { - var member = members_1[_i]; - if (member.kind === 150 /* Constructor */ && ts.nodeIsPresent(member.body)) { + for (var _i = 0, members_2 = members; _i < members_2.length; _i++) { + var member = members_2[_i]; + if (member.kind === 152 /* Constructor */ && ts.nodeIsPresent(member.body)) { return member; } } @@ -25740,6 +25370,9 @@ var ts; type.symbol = symbol; return type; } + function createTypeofType() { + return getUnionType(ts.arrayFrom(typeofEQFacts.keys(), getLiteralType)); + } // A reserved member name starts with two underscores, but the third character cannot be an underscore // or the @ symbol. A third underscore indicates an escaped form of an identifer that started // with at least two underscores. The @ character indicates that the name is denoted by a well known ES @@ -25752,17 +25385,16 @@ var ts; } function getNamedMembers(members) { var result; - for (var id in members) { + members.forEach(function (symbol, id) { if (!isReservedMemberName(id)) { if (!result) result = []; - var symbol = members[id]; if (symbolIsValue(symbol)) { result.push(symbol); } } - } - return result || emptyArray; + }); + return result || ts.emptyArray; } function setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo) { type.members = members; @@ -25780,20 +25412,21 @@ var ts; } function forEachSymbolTableInScope(enclosingDeclaration, callback) { var result; - for (var location_1 = enclosingDeclaration; location_1; location_1 = location_1.parent) { + for (var location = enclosingDeclaration; location; location = location.parent) { // Locals of a source file are not in scope (because they get merged into the global symbol table) - if (location_1.locals && !isGlobalSourceFile(location_1)) { - if (result = callback(location_1.locals)) { + if (location.locals && !isGlobalSourceFile(location)) { + if (result = callback(location.locals)) { return result; } } - switch (location_1.kind) { - case 261 /* SourceFile */: - if (!ts.isExternalOrCommonJsModule(location_1)) { + switch (location.kind) { + case 265 /* SourceFile */: + if (!ts.isExternalOrCommonJsModule(location)) { break; } - case 230 /* ModuleDeclaration */: - if (result = callback(getSymbolOfNode(location_1).exports)) { + // falls through + case 233 /* ModuleDeclaration */: + if (result = callback(getSymbolOfNode(location).exports)) { return result; } break; @@ -25806,74 +25439,68 @@ var ts; return rightMeaning === 107455 /* Value */ ? 107455 /* Value */ : 1920 /* Namespace */; } function getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, useOnlyExternalAliasing) { - function getAccessibleSymbolChainFromSymbolTable(symbols) { - return getAccessibleSymbolChainFromSymbolTableWorker(symbols, []); + if (!(symbol && !isPropertyOrMethodDeclarationSymbol(symbol))) { + return undefined; } - function getAccessibleSymbolChainFromSymbolTableWorker(symbols, visitedSymbolTables) { - if (ts.contains(visitedSymbolTables, symbols)) { + var visitedSymbolTables = []; + return forEachSymbolTableInScope(enclosingDeclaration, getAccessibleSymbolChainFromSymbolTable); + function getAccessibleSymbolChainFromSymbolTable(symbols) { + if (!ts.pushIfUnique(visitedSymbolTables, symbols)) { return undefined; } - visitedSymbolTables.push(symbols); var result = trySymbolTable(symbols); visitedSymbolTables.pop(); return result; - function canQualifySymbol(symbolFromSymbolTable, meaning) { - // If the symbol is equivalent and doesn't need further qualification, this symbol is accessible - if (!needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning)) { - return true; - } + } + function canQualifySymbol(symbolFromSymbolTable, meaning) { + // If the symbol is equivalent and doesn't need further qualification, this symbol is accessible + return !needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning) || // If symbol needs qualification, make sure that parent is accessible, if it is then this symbol is accessible too - var accessibleParent = getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing); - return !!accessibleParent; - } - function isAccessible(symbolFromSymbolTable, resolvedAliasSymbol) { - if (symbol === (resolvedAliasSymbol || symbolFromSymbolTable)) { - // if the symbolFromSymbolTable is not external module (it could be if it was determined as ambient external module and would be in globals table) - // and if symbolFromSymbolTable or alias resolution matches the symbol, - // check the symbol can be qualified, it is only then this symbol is accessible - return !ts.forEach(symbolFromSymbolTable.declarations, hasExternalModuleSymbol) && - canQualifySymbol(symbolFromSymbolTable, meaning); - } - } - function trySymbolTable(symbols) { - // If symbol is directly available by its name in the symbol table - if (isAccessible(symbols[symbol.name])) { - return [symbol]; - } - // Check if symbol is any of the alias - return ts.forEachProperty(symbols, function (symbolFromSymbolTable) { - if (symbolFromSymbolTable.flags & 8388608 /* Alias */ - && symbolFromSymbolTable.name !== "export=" - && !ts.getDeclarationOfKind(symbolFromSymbolTable, 243 /* ExportSpecifier */)) { - if (!useOnlyExternalAliasing || - // Is this external alias, then use it to name - ts.forEach(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration)) { - var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable); - if (isAccessible(symbolFromSymbolTable, resolveAlias(symbolFromSymbolTable))) { - return [symbolFromSymbolTable]; - } - // Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain - // but only if the symbolFromSymbolTable can be qualified - var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTableWorker(resolvedImportedSymbol.exports, visitedSymbolTables) : undefined; - if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) { - return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports); - } - } + !!getAccessibleSymbolChain(symbolFromSymbolTable.parent, enclosingDeclaration, getQualifiedLeftMeaning(meaning), useOnlyExternalAliasing); + } + function isAccessible(symbolFromSymbolTable, resolvedAliasSymbol) { + return symbol === (resolvedAliasSymbol || symbolFromSymbolTable) && + // if the symbolFromSymbolTable is not external module (it could be if it was determined as ambient external module and would be in globals table) + // and if symbolFromSymbolTable or alias resolution matches the symbol, + // check the symbol can be qualified, it is only then this symbol is accessible + !ts.some(symbolFromSymbolTable.declarations, hasExternalModuleSymbol) && + canQualifySymbol(symbolFromSymbolTable, meaning); + } + function isUMDExportSymbol(symbol) { + return symbol && symbol.declarations && symbol.declarations[0] && ts.isNamespaceExportDeclaration(symbol.declarations[0]); + } + function trySymbolTable(symbols) { + // If symbol is directly available by its name in the symbol table + if (isAccessible(symbols.get(symbol.escapedName))) { + return [symbol]; + } + // Check if symbol is any of the alias + return ts.forEachEntry(symbols, function (symbolFromSymbolTable) { + if (symbolFromSymbolTable.flags & 2097152 /* Alias */ + && symbolFromSymbolTable.escapedName !== "export=" + && !ts.getDeclarationOfKind(symbolFromSymbolTable, 246 /* ExportSpecifier */) + && !(isUMDExportSymbol(symbolFromSymbolTable) && enclosingDeclaration && ts.isExternalModule(ts.getSourceFileOfNode(enclosingDeclaration))) + // If `!useOnlyExternalAliasing`, we can use any type of alias to get the name + && (!useOnlyExternalAliasing || ts.some(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration))) { + var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable); + if (isAccessible(symbolFromSymbolTable, resolvedImportedSymbol)) { + return [symbolFromSymbolTable]; + } + // Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain + // but only if the symbolFromSymbolTable can be qualified + var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTable(resolvedImportedSymbol.exports) : undefined; + if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) { + return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports); } - }); - } - } - if (symbol) { - if (!(isPropertyOrMethodDeclarationSymbol(symbol))) { - return forEachSymbolTableInScope(enclosingDeclaration, getAccessibleSymbolChainFromSymbolTable); - } + } + }); } } function needsQualification(symbol, enclosingDeclaration, meaning) { var qualify = false; forEachSymbolTableInScope(enclosingDeclaration, function (symbolTable) { // If symbol of this name is not available in the symbol table we are ok - var symbolFromSymbolTable = symbolTable[symbol.name]; + var symbolFromSymbolTable = symbolTable.get(symbol.escapedName); if (!symbolFromSymbolTable) { // Continue to the next symbol table return false; @@ -25884,7 +25511,7 @@ var ts; return true; } // Qualify if the symbol from symbol table has same meaning as expected - symbolFromSymbolTable = (symbolFromSymbolTable.flags & 8388608 /* Alias */ && !ts.getDeclarationOfKind(symbolFromSymbolTable, 243 /* ExportSpecifier */)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable; + symbolFromSymbolTable = (symbolFromSymbolTable.flags & 2097152 /* Alias */ && !ts.getDeclarationOfKind(symbolFromSymbolTable, 246 /* ExportSpecifier */)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable; if (symbolFromSymbolTable.flags & meaning) { qualify = true; return true; @@ -25899,10 +25526,10 @@ var ts; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 149 /* PropertyDeclaration */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: continue; default: return false; @@ -25912,6 +25539,10 @@ var ts; } return false; } + function isTypeSymbolAccessible(typeSymbol, enclosingDeclaration) { + var access = isSymbolAccessible(typeSymbol, enclosingDeclaration, 793064 /* Type */, /*shouldComputeAliasesToMakeVisible*/ false); + return access.accessibility === 0 /* Accessible */; + } /** * Check if the given symbol in given enclosing declaration is accessible and mark all associated alias to be visible if requested * @@ -25975,15 +25606,12 @@ var ts; } return { accessibility: 0 /* Accessible */ }; function getExternalModuleContainer(declaration) { - for (; declaration; declaration = declaration.parent) { - if (hasExternalModuleSymbol(declaration)) { - return getSymbolOfNode(declaration); - } - } + var node = ts.findAncestor(declaration, hasExternalModuleSymbol); + return node && getSymbolOfNode(node); } } function hasExternalModuleSymbol(declaration) { - return ts.isAmbientModule(declaration) || (declaration.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(declaration)); + return ts.isAmbientModule(declaration) || (declaration.kind === 265 /* SourceFile */ && ts.isExternalOrCommonJsModule(declaration)); } function hasVisibleDeclarations(symbol, shouldComputeAliasToMakeVisible) { var aliasesToMakeVisible; @@ -25997,21 +25625,14 @@ var ts; // because these kind of aliases can be used to name types in declaration file var anyImportSyntax = getAnyImportSyntax(declaration); if (anyImportSyntax && - !(ts.getModifierFlags(anyImportSyntax) & 1 /* Export */) && + !ts.hasModifier(anyImportSyntax, 1 /* Export */) && // import clause without export isDeclarationVisible(anyImportSyntax.parent)) { // In function "buildTypeDisplay" where we decide whether to write type-alias or serialize types, // we want to just check if type- alias is accessible or not but we don't care about emitting those alias at that time // since we will do the emitting later in trackSymbol. if (shouldComputeAliasToMakeVisible) { getNodeLinks(declaration).isVisible = true; - if (aliasesToMakeVisible) { - if (!ts.contains(aliasesToMakeVisible, anyImportSyntax)) { - aliasesToMakeVisible.push(anyImportSyntax); - } - } - else { - aliasesToMakeVisible = [anyImportSyntax]; - } + aliasesToMakeVisible = ts.appendIfUnique(aliasesToMakeVisible, anyImportSyntax); } return true; } @@ -26024,12 +25645,12 @@ var ts; function isEntityNameVisible(entityName, enclosingDeclaration) { // get symbol of the first identifier of the entityName var meaning; - if (entityName.parent.kind === 160 /* TypeQuery */ || ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { + if (entityName.parent.kind === 162 /* TypeQuery */ || ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { // Typeof value meaning = 107455 /* Value */ | 1048576 /* ExportValue */; } - else if (entityName.kind === 141 /* QualifiedName */ || entityName.kind === 177 /* PropertyAccessExpression */ || - entityName.parent.kind === 234 /* ImportEqualsDeclaration */) { + else if (entityName.kind === 143 /* QualifiedName */ || entityName.kind === 179 /* PropertyAccessExpression */ || + entityName.parent.kind === 237 /* ImportEqualsDeclaration */) { // Left identifier from type reference or TypeAlias // Entity name of the import declaration meaning = 1920 /* Namespace */; @@ -26039,7 +25660,7 @@ var ts; meaning = 793064 /* Type */; } var firstIdentifier = getFirstIdentifier(entityName); - var symbol = resolveName(enclosingDeclaration, firstIdentifier.text, meaning, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined); + var symbol = resolveName(enclosingDeclaration, firstIdentifier.escapedText, meaning, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); // Verify if the symbol is accessible return (symbol && hasVisibleDeclarations(symbol, /*shouldComputeAliasToMakeVisible*/ true)) || { accessibility: 1 /* NotAccessible */, @@ -26057,36 +25678,602 @@ var ts; writer.writeSpace(" "); } function symbolToString(symbol, enclosingDeclaration, meaning) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning); - var result = writer.string(); - ts.releaseStringWriter(writer); - return result; + return ts.usingSingleLineStringWriter(function (writer) { + getSymbolDisplayBuilder().buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning); + }); } function signatureToString(signature, enclosingDeclaration, flags, kind) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildSignatureDisplay(signature, writer, enclosingDeclaration, flags, kind); - var result = writer.string(); - ts.releaseStringWriter(writer); - return result; + return ts.usingSingleLineStringWriter(function (writer) { + getSymbolDisplayBuilder().buildSignatureDisplay(signature, writer, enclosingDeclaration, flags, kind); + }); } function typeToString(type, enclosingDeclaration, flags) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); - var result = writer.string(); - ts.releaseStringWriter(writer); - var maxLength = compilerOptions.noErrorTruncation || flags & 4 /* NoTruncation */ ? undefined : 100; + var typeNode = nodeBuilder.typeToTypeNode(type, enclosingDeclaration, toNodeBuilderFlags(flags) | ts.NodeBuilderFlags.IgnoreErrors | ts.NodeBuilderFlags.WriteTypeParametersInQualifiedName); + ts.Debug.assert(typeNode !== undefined, "should always get typenode"); + var options = { removeComments: true }; + var writer = ts.createTextWriter(""); + var printer = ts.createPrinter(options); + var sourceFile = enclosingDeclaration && ts.getSourceFileOfNode(enclosingDeclaration); + printer.writeNode(4 /* Unspecified */, typeNode, /*sourceFile*/ sourceFile, writer); + var result = writer.getText(); + var maxLength = compilerOptions.noErrorTruncation || flags & 8 /* NoTruncation */ ? undefined : 100; if (maxLength && result.length >= maxLength) { - result = result.substr(0, maxLength - "...".length) + "..."; + return result.substr(0, maxLength - "...".length) + "..."; } return result; + function toNodeBuilderFlags(flags) { + var result = ts.NodeBuilderFlags.None; + if (!flags) { + return result; + } + if (flags & 8 /* NoTruncation */) { + result |= ts.NodeBuilderFlags.NoTruncation; + } + if (flags & 256 /* UseFullyQualifiedType */) { + result |= ts.NodeBuilderFlags.UseFullyQualifiedType; + } + if (flags & 4096 /* SuppressAnyReturnType */) { + result |= ts.NodeBuilderFlags.SuppressAnyReturnType; + } + if (flags & 1 /* WriteArrayAsGenericType */) { + result |= ts.NodeBuilderFlags.WriteArrayAsGenericType; + } + if (flags & 64 /* WriteTypeArgumentsOfSignature */) { + result |= ts.NodeBuilderFlags.WriteTypeArgumentsOfSignature; + } + return result; + } + } + function createNodeBuilder() { + return { + typeToTypeNode: function (type, enclosingDeclaration, flags) { + var context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = typeToTypeNodeHelper(type, context); + var result = context.encounteredError ? undefined : resultingNode; + return result; + }, + indexInfoToIndexSignatureDeclaration: function (indexInfo, kind, enclosingDeclaration, flags) { + var context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context); + var result = context.encounteredError ? undefined : resultingNode; + return result; + }, + signatureToSignatureDeclaration: function (signature, kind, enclosingDeclaration, flags) { + var context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = signatureToSignatureDeclarationHelper(signature, kind, context); + var result = context.encounteredError ? undefined : resultingNode; + return result; + } + }; + function createNodeBuilderContext(enclosingDeclaration, flags) { + return { + enclosingDeclaration: enclosingDeclaration, + flags: flags, + encounteredError: false, + symbolStack: undefined + }; + } + function typeToTypeNodeHelper(type, context) { + var inTypeAlias = context.flags & ts.NodeBuilderFlags.InTypeAlias; + context.flags &= ~ts.NodeBuilderFlags.InTypeAlias; + if (!type) { + context.encounteredError = true; + return undefined; + } + if (type.flags & 1 /* Any */) { + return ts.createKeywordTypeNode(119 /* AnyKeyword */); + } + if (type.flags & 2 /* String */) { + return ts.createKeywordTypeNode(136 /* StringKeyword */); + } + if (type.flags & 4 /* Number */) { + return ts.createKeywordTypeNode(133 /* NumberKeyword */); + } + if (type.flags & 8 /* Boolean */) { + return ts.createKeywordTypeNode(122 /* BooleanKeyword */); + } + if (type.flags & 256 /* EnumLiteral */ && !(type.flags & 65536 /* Union */)) { + var parentSymbol = getParentOfSymbol(type.symbol); + var parentName = symbolToName(parentSymbol, context, 793064 /* Type */, /*expectsIdentifier*/ false); + var enumLiteralName = getDeclaredTypeOfSymbol(parentSymbol) === type ? parentName : ts.createQualifiedName(parentName, getNameOfSymbol(type.symbol, context)); + return ts.createTypeReferenceNode(enumLiteralName, /*typeArguments*/ undefined); + } + if (type.flags & 272 /* EnumLike */) { + var name = symbolToName(type.symbol, context, 793064 /* Type */, /*expectsIdentifier*/ false); + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (type.flags & (32 /* StringLiteral */)) { + return ts.createLiteralTypeNode(ts.setEmitFlags(ts.createLiteral(type.value), 16777216 /* NoAsciiEscaping */)); + } + if (type.flags & (64 /* NumberLiteral */)) { + return ts.createLiteralTypeNode((ts.createLiteral(type.value))); + } + if (type.flags & 128 /* BooleanLiteral */) { + return type.intrinsicName === "true" ? ts.createTrue() : ts.createFalse(); + } + if (type.flags & 1024 /* Void */) { + return ts.createKeywordTypeNode(105 /* VoidKeyword */); + } + if (type.flags & 2048 /* Undefined */) { + return ts.createKeywordTypeNode(139 /* UndefinedKeyword */); + } + if (type.flags & 4096 /* Null */) { + return ts.createKeywordTypeNode(95 /* NullKeyword */); + } + if (type.flags & 8192 /* Never */) { + return ts.createKeywordTypeNode(130 /* NeverKeyword */); + } + if (type.flags & 512 /* ESSymbol */) { + return ts.createKeywordTypeNode(137 /* SymbolKeyword */); + } + if (type.flags & 16777216 /* NonPrimitive */) { + return ts.createKeywordTypeNode(134 /* ObjectKeyword */); + } + if (type.flags & 16384 /* TypeParameter */ && type.isThisType) { + if (context.flags & ts.NodeBuilderFlags.InObjectTypeLiteral) { + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.AllowThisInObjectLiteral)) { + context.encounteredError = true; + } + } + return ts.createThis(); + } + var objectFlags = getObjectFlags(type); + if (objectFlags & 4 /* Reference */) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + return typeReferenceToTypeNode(type); + } + if (type.flags & 16384 /* TypeParameter */ || objectFlags & 3 /* ClassOrInterface */) { + var name = type.symbol ? symbolToName(type.symbol, context, 793064 /* Type */, /*expectsIdentifier*/ false) : ts.createIdentifier("?"); + // Ignore constraint/default when creating a usage (as opposed to declaration) of a type parameter. + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (!inTypeAlias && type.aliasSymbol && isTypeSymbolAccessible(type.aliasSymbol, context.enclosingDeclaration)) { + var name = symbolToTypeReferenceName(type.aliasSymbol); + var typeArgumentNodes = mapToTypeNodes(type.aliasTypeArguments, context); + return ts.createTypeReferenceNode(name, typeArgumentNodes); + } + if (type.flags & (65536 /* Union */ | 131072 /* Intersection */)) { + var types = type.flags & 65536 /* Union */ ? formatUnionTypes(type.types) : type.types; + var typeNodes = mapToTypeNodes(types, context); + if (typeNodes && typeNodes.length > 0) { + var unionOrIntersectionTypeNode = ts.createUnionOrIntersectionTypeNode(type.flags & 65536 /* Union */ ? 166 /* UnionType */ : 167 /* IntersectionType */, typeNodes); + return unionOrIntersectionTypeNode; + } + else { + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.AllowEmptyUnionOrIntersection)) { + context.encounteredError = true; + } + return undefined; + } + } + if (objectFlags & (16 /* Anonymous */ | 32 /* Mapped */)) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + // The type is an object literal type. + return createAnonymousTypeNode(type); + } + if (type.flags & 262144 /* Index */) { + var indexedType = type.type; + var indexTypeNode = typeToTypeNodeHelper(indexedType, context); + return ts.createTypeOperatorNode(indexTypeNode); + } + if (type.flags & 524288 /* IndexedAccess */) { + var objectTypeNode = typeToTypeNodeHelper(type.objectType, context); + var indexTypeNode = typeToTypeNodeHelper(type.indexType, context); + return ts.createIndexedAccessTypeNode(objectTypeNode, indexTypeNode); + } + ts.Debug.fail("Should be unreachable."); + function createMappedTypeNodeFromType(type) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + var readonlyToken = type.declaration && type.declaration.readonlyToken ? ts.createToken(131 /* ReadonlyKeyword */) : undefined; + var questionToken = type.declaration && type.declaration.questionToken ? ts.createToken(55 /* QuestionToken */) : undefined; + var typeParameterNode = typeParameterToDeclaration(getTypeParameterFromMappedType(type), context); + var templateTypeNode = typeToTypeNodeHelper(getTemplateTypeFromMappedType(type), context); + var mappedTypeNode = ts.createMappedTypeNode(readonlyToken, typeParameterNode, questionToken, templateTypeNode); + return ts.setEmitFlags(mappedTypeNode, 1 /* SingleLine */); + } + function createAnonymousTypeNode(type) { + var symbol = type.symbol; + if (symbol) { + // Always use 'typeof T' for type of class, enum, and module objects + if (symbol.flags & 32 /* Class */ && !getBaseTypeVariableOfClass(symbol) || + symbol.flags & (384 /* Enum */ | 512 /* ValueModule */) || + shouldWriteTypeOfFunctionSymbol()) { + return createTypeQueryNodeFromSymbol(symbol, 107455 /* Value */); + } + else if (ts.contains(context.symbolStack, symbol)) { + // If type is an anonymous type literal in a type alias declaration, use type alias name + var typeAlias = getTypeAliasForTypeLiteral(type); + if (typeAlias) { + // The specified symbol flags need to be reinterpreted as type flags + var entityName = symbolToName(typeAlias, context, 793064 /* Type */, /*expectsIdentifier*/ false); + return ts.createTypeReferenceNode(entityName, /*typeArguments*/ undefined); + } + else { + return ts.createKeywordTypeNode(119 /* AnyKeyword */); + } + } + else { + // Since instantiations of the same anonymous type have the same symbol, tracking symbols instead + // of types allows us to catch circular references to instantiations of the same anonymous type + if (!context.symbolStack) { + context.symbolStack = []; + } + context.symbolStack.push(symbol); + var result = createTypeNodeFromObjectType(type); + context.symbolStack.pop(); + return result; + } + } + else { + // Anonymous types without a symbol are never circular. + return createTypeNodeFromObjectType(type); + } + function shouldWriteTypeOfFunctionSymbol() { + var isStaticMethodSymbol = !!(symbol.flags & 8192 /* Method */) && // typeof static method + ts.some(symbol.declarations, function (declaration) { return ts.hasModifier(declaration, 32 /* Static */); }); + var isNonLocalFunctionSymbol = !!(symbol.flags & 16 /* Function */) && + (symbol.parent || // is exported function symbol + ts.forEach(symbol.declarations, function (declaration) { + return declaration.parent.kind === 265 /* SourceFile */ || declaration.parent.kind === 234 /* ModuleBlock */; + })); + if (isStaticMethodSymbol || isNonLocalFunctionSymbol) { + // typeof is allowed only for static/non local functions + return ts.contains(context.symbolStack, symbol); // it is type of the symbol uses itself recursively + } + } + } + function createTypeNodeFromObjectType(type) { + if (isGenericMappedType(type)) { + return createMappedTypeNodeFromType(type); + } + var resolved = resolveStructuredTypeMembers(type); + if (!resolved.properties.length && !resolved.stringIndexInfo && !resolved.numberIndexInfo) { + if (!resolved.callSignatures.length && !resolved.constructSignatures.length) { + return ts.setEmitFlags(ts.createTypeLiteralNode(/*members*/ undefined), 1 /* SingleLine */); + } + if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) { + var signature = resolved.callSignatures[0]; + var signatureNode = signatureToSignatureDeclarationHelper(signature, 160 /* FunctionType */, context); + return signatureNode; + } + if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) { + var signature = resolved.constructSignatures[0]; + var signatureNode = signatureToSignatureDeclarationHelper(signature, 161 /* ConstructorType */, context); + return signatureNode; + } + } + var savedFlags = context.flags; + context.flags |= ts.NodeBuilderFlags.InObjectTypeLiteral; + var members = createTypeNodesFromResolvedType(resolved); + context.flags = savedFlags; + var typeLiteralNode = ts.createTypeLiteralNode(members); + return ts.setEmitFlags(typeLiteralNode, 1 /* SingleLine */); + } + function createTypeQueryNodeFromSymbol(symbol, symbolFlags) { + var entityName = symbolToName(symbol, context, symbolFlags, /*expectsIdentifier*/ false); + return ts.createTypeQueryNode(entityName); + } + function symbolToTypeReferenceName(symbol) { + // Unnamed function expressions and arrow functions have reserved names that we don't want to display + var entityName = symbol.flags & 32 /* Class */ || !isReservedMemberName(symbol.escapedName) ? symbolToName(symbol, context, 793064 /* Type */, /*expectsIdentifier*/ false) : ts.createIdentifier(""); + return entityName; + } + function typeReferenceToTypeNode(type) { + var typeArguments = type.typeArguments || ts.emptyArray; + if (type.target === globalArrayType) { + if (context.flags & ts.NodeBuilderFlags.WriteArrayAsGenericType) { + var typeArgumentNode = typeToTypeNodeHelper(typeArguments[0], context); + return ts.createTypeReferenceNode("Array", [typeArgumentNode]); + } + var elementType = typeToTypeNodeHelper(typeArguments[0], context); + return ts.createArrayTypeNode(elementType); + } + else if (type.target.objectFlags & 8 /* Tuple */) { + if (typeArguments.length > 0) { + var tupleConstituentNodes = mapToTypeNodes(typeArguments.slice(0, getTypeReferenceArity(type)), context); + if (tupleConstituentNodes && tupleConstituentNodes.length > 0) { + return ts.createTupleTypeNode(tupleConstituentNodes); + } + } + if (context.encounteredError || (context.flags & ts.NodeBuilderFlags.AllowEmptyTuple)) { + return ts.createTupleTypeNode([]); + } + context.encounteredError = true; + return undefined; + } + else { + var outerTypeParameters = type.target.outerTypeParameters; + var i = 0; + var qualifiedName = void 0; + if (outerTypeParameters) { + var length_1 = outerTypeParameters.length; + while (i < length_1) { + // Find group of type arguments for type parameters with the same declaring container. + var start = i; + var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]); + do { + i++; + } while (i < length_1 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent); + // When type parameters are their own type arguments for the whole group (i.e. we have + // the default outer type arguments), we don't show the group. + if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) { + var typeArgumentSlice = mapToTypeNodes(typeArguments.slice(start, i), context); + var typeArgumentNodes_1 = typeArgumentSlice && ts.createNodeArray(typeArgumentSlice); + var namePart = symbolToTypeReferenceName(parent); + (namePart.kind === 71 /* Identifier */ ? namePart : namePart.right).typeArguments = typeArgumentNodes_1; + if (qualifiedName) { + ts.Debug.assert(!qualifiedName.right); + qualifiedName = addToQualifiedNameMissingRightIdentifier(qualifiedName, namePart); + qualifiedName = ts.createQualifiedName(qualifiedName, /*right*/ undefined); + } + else { + qualifiedName = ts.createQualifiedName(namePart, /*right*/ undefined); + } + } + } + } + var entityName = undefined; + var nameIdentifier = symbolToTypeReferenceName(type.symbol); + if (qualifiedName) { + ts.Debug.assert(!qualifiedName.right); + qualifiedName = addToQualifiedNameMissingRightIdentifier(qualifiedName, nameIdentifier); + entityName = qualifiedName; + } + else { + entityName = nameIdentifier; + } + var typeArgumentNodes = void 0; + if (typeArguments.length > 0) { + var typeParameterCount = (type.target.typeParameters || ts.emptyArray).length; + typeArgumentNodes = mapToTypeNodes(typeArguments.slice(i, typeParameterCount), context); + } + if (typeArgumentNodes) { + var lastIdentifier = entityName.kind === 71 /* Identifier */ ? entityName : entityName.right; + lastIdentifier.typeArguments = undefined; + } + return ts.createTypeReferenceNode(entityName, typeArgumentNodes); + } + } + function addToQualifiedNameMissingRightIdentifier(left, right) { + ts.Debug.assert(left.right === undefined); + if (right.kind === 71 /* Identifier */) { + left.right = right; + return left; + } + var rightPart = right; + while (rightPart.left.kind !== 71 /* Identifier */) { + rightPart = rightPart.left; + } + left.right = rightPart.left; + rightPart.left = left; + return right; + } + function createTypeNodesFromResolvedType(resolvedType) { + var typeElements = []; + for (var _i = 0, _a = resolvedType.callSignatures; _i < _a.length; _i++) { + var signature = _a[_i]; + typeElements.push(signatureToSignatureDeclarationHelper(signature, 155 /* CallSignature */, context)); + } + for (var _b = 0, _c = resolvedType.constructSignatures; _b < _c.length; _b++) { + var signature = _c[_b]; + typeElements.push(signatureToSignatureDeclarationHelper(signature, 156 /* ConstructSignature */, context)); + } + if (resolvedType.stringIndexInfo) { + typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.stringIndexInfo, 0 /* String */, context)); + } + if (resolvedType.numberIndexInfo) { + typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.numberIndexInfo, 1 /* Number */, context)); + } + var properties = resolvedType.properties; + if (!properties) { + return typeElements; + } + for (var _d = 0, properties_1 = properties; _d < properties_1.length; _d++) { + var propertySymbol = properties_1[_d]; + var propertyType = getTypeOfSymbol(propertySymbol); + var saveEnclosingDeclaration = context.enclosingDeclaration; + context.enclosingDeclaration = undefined; + var propertyName = symbolToName(propertySymbol, context, 107455 /* Value */, /*expectsIdentifier*/ true); + context.enclosingDeclaration = saveEnclosingDeclaration; + var optionalToken = propertySymbol.flags & 16777216 /* Optional */ ? ts.createToken(55 /* QuestionToken */) : undefined; + if (propertySymbol.flags & (16 /* Function */ | 8192 /* Method */) && !getPropertiesOfObjectType(propertyType).length) { + var signatures = getSignaturesOfType(propertyType, 0 /* Call */); + for (var _e = 0, signatures_1 = signatures; _e < signatures_1.length; _e++) { + var signature = signatures_1[_e]; + var methodDeclaration = signatureToSignatureDeclarationHelper(signature, 150 /* MethodSignature */, context); + methodDeclaration.name = propertyName; + methodDeclaration.questionToken = optionalToken; + typeElements.push(methodDeclaration); + } + } + else { + var propertyTypeNode = propertyType ? typeToTypeNodeHelper(propertyType, context) : ts.createKeywordTypeNode(119 /* AnyKeyword */); + var modifiers = isReadonlySymbol(propertySymbol) ? [ts.createToken(131 /* ReadonlyKeyword */)] : undefined; + var propertySignature = ts.createPropertySignature(modifiers, propertyName, optionalToken, propertyTypeNode, + /*initializer*/ undefined); + typeElements.push(propertySignature); + } + } + return typeElements.length ? typeElements : undefined; + } + } + function mapToTypeNodes(types, context) { + if (ts.some(types)) { + var result = []; + for (var i = 0; i < types.length; ++i) { + var type = types[i]; + var typeNode = typeToTypeNodeHelper(type, context); + if (typeNode) { + result.push(typeNode); + } + } + return result; + } + } + function indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind, context) { + var name = ts.getNameFromIndexInfo(indexInfo) || "x"; + var indexerTypeNode = ts.createKeywordTypeNode(kind === 0 /* String */ ? 136 /* StringKeyword */ : 133 /* NumberKeyword */); + var indexingParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, name, + /*questionToken*/ undefined, indexerTypeNode, + /*initializer*/ undefined); + var typeNode = typeToTypeNodeHelper(indexInfo.type, context); + return ts.createIndexSignature( + /*decorators*/ undefined, indexInfo.isReadonly ? [ts.createToken(131 /* ReadonlyKeyword */)] : undefined, [indexingParameter], typeNode); + } + function signatureToSignatureDeclarationHelper(signature, kind, context) { + var typeParameters = signature.typeParameters && signature.typeParameters.map(function (parameter) { return typeParameterToDeclaration(parameter, context); }); + var parameters = signature.parameters.map(function (parameter) { return symbolToParameterDeclaration(parameter, context); }); + if (signature.thisParameter) { + var thisParameter = symbolToParameterDeclaration(signature.thisParameter, context); + parameters.unshift(thisParameter); + } + var returnTypeNode; + if (signature.typePredicate) { + var typePredicate = signature.typePredicate; + var parameterName = typePredicate.kind === 1 /* Identifier */ ? + ts.setEmitFlags(ts.createIdentifier(typePredicate.parameterName), 16777216 /* NoAsciiEscaping */) : + ts.createThisTypeNode(); + var typeNode = typeToTypeNodeHelper(typePredicate.type, context); + returnTypeNode = ts.createTypePredicateNode(parameterName, typeNode); + } + else { + var returnType = getReturnTypeOfSignature(signature); + returnTypeNode = returnType && typeToTypeNodeHelper(returnType, context); + } + if (context.flags & ts.NodeBuilderFlags.SuppressAnyReturnType) { + if (returnTypeNode && returnTypeNode.kind === 119 /* AnyKeyword */) { + returnTypeNode = undefined; + } + } + else if (!returnTypeNode) { + returnTypeNode = ts.createKeywordTypeNode(119 /* AnyKeyword */); + } + return ts.createSignatureDeclaration(kind, typeParameters, parameters, returnTypeNode); + } + function typeParameterToDeclaration(type, context) { + var name = symbolToName(type.symbol, context, 793064 /* Type */, /*expectsIdentifier*/ true); + var constraint = getConstraintFromTypeParameter(type); + var constraintNode = constraint && typeToTypeNodeHelper(constraint, context); + var defaultParameter = getDefaultFromTypeParameter(type); + var defaultParameterNode = defaultParameter && typeToTypeNodeHelper(defaultParameter, context); + return ts.createTypeParameterDeclaration(name, constraintNode, defaultParameterNode); + } + function symbolToParameterDeclaration(parameterSymbol, context) { + var parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 146 /* Parameter */); + if (isTransientSymbol(parameterSymbol) && parameterSymbol.isRestParameter) { + // special-case synthetic rest parameters in JS files + return ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, parameterSymbol.isRestParameter ? ts.createToken(24 /* DotDotDotToken */) : undefined, "args", + /*questionToken*/ undefined, typeToTypeNodeHelper(anyArrayType, context), + /*initializer*/ undefined); + } + var modifiers = parameterDeclaration.modifiers && parameterDeclaration.modifiers.map(ts.getSynthesizedClone); + var dotDotDotToken = ts.isRestParameter(parameterDeclaration) ? ts.createToken(24 /* DotDotDotToken */) : undefined; + var name = parameterDeclaration.name ? + parameterDeclaration.name.kind === 71 /* Identifier */ ? + ts.setEmitFlags(ts.getSynthesizedClone(parameterDeclaration.name), 16777216 /* NoAsciiEscaping */) : + cloneBindingName(parameterDeclaration.name) : + ts.symbolName(parameterSymbol); + var questionToken = isOptionalParameter(parameterDeclaration) ? ts.createToken(55 /* QuestionToken */) : undefined; + var parameterType = getTypeOfSymbol(parameterSymbol); + if (isRequiredInitializedParameter(parameterDeclaration)) { + parameterType = getNullableType(parameterType, 2048 /* Undefined */); + } + var parameterTypeNode = typeToTypeNodeHelper(parameterType, context); + var parameterNode = ts.createParameter( + /*decorators*/ undefined, modifiers, dotDotDotToken, name, questionToken, parameterTypeNode, + /*initializer*/ undefined); + return parameterNode; + function cloneBindingName(node) { + return elideInitializerAndSetEmitFlags(node); + function elideInitializerAndSetEmitFlags(node) { + var visited = ts.visitEachChild(node, elideInitializerAndSetEmitFlags, ts.nullTransformationContext, /*nodesVisitor*/ undefined, elideInitializerAndSetEmitFlags); + var clone = ts.nodeIsSynthesized(visited) ? visited : ts.getSynthesizedClone(visited); + if (clone.kind === 176 /* BindingElement */) { + clone.initializer = undefined; + } + return ts.setEmitFlags(clone, 1 /* SingleLine */ | 16777216 /* NoAsciiEscaping */); + } + } + } + function symbolToName(symbol, context, meaning, expectsIdentifier) { + // Try to get qualified name if the symbol is not a type parameter and there is an enclosing declaration. + var chain; + var isTypeParameter = symbol.flags & 262144 /* TypeParameter */; + if (!isTypeParameter && (context.enclosingDeclaration || context.flags & ts.NodeBuilderFlags.UseFullyQualifiedType)) { + chain = getSymbolChain(symbol, meaning, /*endOfChain*/ true); + ts.Debug.assert(chain && chain.length > 0); + } + else { + chain = [symbol]; + } + if (expectsIdentifier && chain.length !== 1 + && !context.encounteredError + && !(context.flags & ts.NodeBuilderFlags.AllowQualifedNameInPlaceOfIdentifier)) { + context.encounteredError = true; + } + return createEntityNameFromSymbolChain(chain, chain.length - 1); + function createEntityNameFromSymbolChain(chain, index) { + ts.Debug.assert(chain && 0 <= index && index < chain.length); + var symbol = chain[index]; + var typeParameterNodes; + if (context.flags & ts.NodeBuilderFlags.WriteTypeParametersInQualifiedName && index > 0) { + var parentSymbol = chain[index - 1]; + var typeParameters = void 0; + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { + typeParameters = getTypeParametersOfClassOrInterface(parentSymbol); + } + else { + var targetSymbol = getTargetSymbol(parentSymbol); + if (targetSymbol.flags & (32 /* Class */ | 64 /* Interface */ | 524288 /* TypeAlias */)) { + typeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol); + } + } + typeParameterNodes = mapToTypeNodes(typeParameters, context); + } + var symbolName = getNameOfSymbol(symbol, context); + var identifier = ts.setEmitFlags(ts.createIdentifier(symbolName, typeParameterNodes), 16777216 /* NoAsciiEscaping */); + return index > 0 ? ts.createQualifiedName(createEntityNameFromSymbolChain(chain, index - 1), identifier) : identifier; + } + /** @param endOfChain Set to false for recursive calls; non-recursive calls should always output something. */ + function getSymbolChain(symbol, meaning, endOfChain) { + var accessibleSymbolChain = getAccessibleSymbolChain(symbol, context.enclosingDeclaration, meaning, /*useOnlyExternalAliasing*/ false); + var parentSymbol; + if (!accessibleSymbolChain || + needsQualification(accessibleSymbolChain[0], context.enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) { + // Go up and add our parent. + var parent = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); + if (parent) { + var parentChain = getSymbolChain(parent, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); + if (parentChain) { + parentSymbol = parent; + accessibleSymbolChain = parentChain.concat(accessibleSymbolChain || [symbol]); + } + } + } + if (accessibleSymbolChain) { + return accessibleSymbolChain; + } + if ( + // If this is the last part of outputting the symbol, always output. The cases apply only to parent symbols. + endOfChain || + // If a parent symbol is an external module, don't write it. (We prefer just `x` vs `"foo/bar".x`.) + !(!parentSymbol && ts.forEach(symbol.declarations, hasExternalModuleSymbol)) && + // If a parent symbol is an anonymous type, don't write it. + !(symbol.flags & (2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */))) { + return [symbol]; + } + } + } } function typePredicateToString(typePredicate, enclosingDeclaration, flags) { - var writer = ts.getSingleLineStringWriter(); - getSymbolDisplayBuilder().buildTypePredicateDisplay(typePredicate, writer, enclosingDeclaration, flags); - var result = writer.string(); - ts.releaseStringWriter(writer); - return result; + return ts.usingSingleLineStringWriter(function (writer) { + getSymbolDisplayBuilder().buildTypePredicateDisplay(typePredicate, writer, enclosingDeclaration, flags); + }); } function formatUnionTypes(types) { var result = []; @@ -26096,12 +26283,14 @@ var ts; flags |= t.flags; if (!(t.flags & 6144 /* Nullable */)) { if (t.flags & (128 /* BooleanLiteral */ | 256 /* EnumLiteral */)) { - var baseType = t.flags & 128 /* BooleanLiteral */ ? booleanType : t.baseType; - var count = baseType.types.length; - if (i + count <= types.length && types[i + count - 1] === baseType.types[count - 1]) { - result.push(baseType); - i += count - 1; - continue; + var baseType = t.flags & 128 /* BooleanLiteral */ ? booleanType : getBaseTypeOfEnumLiteralType(t); + if (baseType.flags & 65536 /* Union */) { + var count = baseType.types.length; + if (i + count <= types.length && types[i + count - 1] === baseType.types[count - 1]) { + result.push(baseType); + i += count - 1; + continue; + } } } result.push(t); @@ -26124,11 +26313,8 @@ var ts; } function getTypeAliasForTypeLiteral(type) { if (type.symbol && type.symbol.flags & 2048 /* TypeLiteral */) { - var node = type.symbol.declarations[0].parent; - while (node.kind === 166 /* ParenthesizedType */) { - node = node.parent; - } - if (node.kind === 228 /* TypeAliasDeclaration */) { + var node = ts.findAncestor(type.symbol.declarations[0].parent, function (n) { return n.kind !== 168 /* ParenthesizedType */; }); + if (node.kind === 231 /* TypeAliasDeclaration */) { return getSymbolOfNode(node); } } @@ -26136,29 +26322,42 @@ var ts; } function isTopLevelInExternalModuleAugmentation(node) { return node && node.parent && - node.parent.kind === 231 /* ModuleBlock */ && + node.parent.kind === 234 /* ModuleBlock */ && ts.isExternalModuleAugmentation(node.parent.parent); } function literalTypeToString(type) { - return type.flags & 32 /* StringLiteral */ ? "\"" + ts.escapeString(type.text) + "\"" : type.text; + return type.flags & 32 /* StringLiteral */ ? '"' + ts.escapeString(type.value) + '"' : "" + type.value; } - function getSymbolDisplayBuilder() { - function getNameOfSymbol(symbol) { - if (symbol.declarations && symbol.declarations.length) { - var declaration = symbol.declarations[0]; - if (declaration.name) { - return ts.declarationNameToString(declaration.name); - } - switch (declaration.kind) { - case 197 /* ClassExpression */: - return "(Anonymous class)"; - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - return "(Anonymous function)"; - } + function getNameOfSymbol(symbol, context) { + if (symbol.declarations && symbol.declarations.length) { + var declaration = symbol.declarations[0]; + var name = ts.getNameOfDeclaration(declaration); + if (name) { + return ts.declarationNameToString(name); + } + if (declaration.parent && declaration.parent.kind === 226 /* VariableDeclaration */) { + return ts.declarationNameToString(declaration.parent.name); + } + if (context && !context.encounteredError && !(context.flags & ts.NodeBuilderFlags.AllowAnonymousIdentifier)) { + context.encounteredError = true; + } + switch (declaration.kind) { + case 199 /* ClassExpression */: + return "(Anonymous class)"; + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return "(Anonymous function)"; } - return symbol.name; } + if (symbol.syntheticLiteralTypeOrigin) { + var stringValue = symbol.syntheticLiteralTypeOrigin.value; + if (!ts.isIdentifierText(stringValue, compilerOptions.target)) { + return "\"" + ts.escapeString(stringValue, 34 /* doubleQuote */) + "\""; + } + } + return ts.symbolName(symbol); + } + function getSymbolDisplayBuilder() { /** * Writes only the name of the symbol out to the writer. Uses the original source text * for the name of the symbol if it is available to match how the user wrote the name. @@ -26176,17 +26375,17 @@ var ts; var firstChar = symbolName.charCodeAt(0); var needsElementAccess = !ts.isIdentifierStart(firstChar, languageVersion); if (needsElementAccess) { - writePunctuation(writer, 20 /* OpenBracketToken */); + writePunctuation(writer, 21 /* OpenBracketToken */); if (ts.isSingleOrDoubleQuote(firstChar)) { writer.writeStringLiteral(symbolName); } else { writer.writeSymbol(symbolName, symbol); } - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } else { - writePunctuation(writer, 22 /* DotToken */); + writePunctuation(writer, 23 /* DotToken */); writer.writeSymbol(symbolName, symbol); } } @@ -26200,8 +26399,9 @@ var ts; if (parentSymbol) { // Write type arguments of instantiated class/interface here if (flags & 1 /* WriteTypeParametersOrArguments */) { - if (symbol.flags & 16777216 /* Instantiated */) { - buildDisplayForTypeArgumentsAndDelimiters(getTypeParametersOfClassOrInterface(parentSymbol), symbol.mapper, writer, enclosingDeclaration); + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { + var params = getTypeParametersOfClassOrInterface(parentSymbol.flags & 2097152 /* Alias */ ? resolveAlias(parentSymbol) : parentSymbol); + buildDisplayForTypeArgumentsAndDelimiters(params, symbol.mapper, writer, enclosingDeclaration); } else { buildTypeParameterDisplayFromSymbol(parentSymbol, writer, enclosingDeclaration); @@ -26228,9 +26428,9 @@ var ts; if (!accessibleSymbolChain || needsQualification(accessibleSymbolChain[0], enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) { // Go up and add our parent. - var parent_6 = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); - if (parent_6) { - walkSymbol(parent_6, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); + var parent = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); + if (parent) { + walkSymbol(parent, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); } } if (accessibleSymbolChain) { @@ -26253,7 +26453,7 @@ var ts; // and there is an enclosing declaration or we specifically // asked for it var isTypeParameter = symbol.flags & 262144 /* TypeParameter */; - var typeFormatFlag = 128 /* UseFullyQualifiedType */ & typeFlags; + var typeFormatFlag = 256 /* UseFullyQualifiedType */ & typeFlags; if (!isTypeParameter && (enclosingDeclaration || typeFormatFlag)) { walkSymbol(symbol, meaning, /*endOfChain*/ true); } @@ -26262,15 +26462,15 @@ var ts; } } function buildTypeDisplay(type, writer, enclosingDeclaration, globalFlags, symbolStack) { - var globalFlagsToPass = globalFlags & 16 /* WriteOwnNameForAnyLike */; + var globalFlagsToPass = globalFlags & (32 /* WriteOwnNameForAnyLike */ | 16384 /* WriteClassExpressionAsTypeLiteral */); var inObjectTypeLiteral = false; return writeType(type, globalFlags); function writeType(type, flags) { - var nextFlags = flags & ~512 /* InTypeAlias */; + var nextFlags = flags & ~1024 /* InTypeAlias */; // Write undefined/null type as any - if (type.flags & 16015 /* Intrinsic */) { + if (type.flags & 16793231 /* Intrinsic */) { // Special handling for unknown / resolving types, they should show up as any and not unknown or __resolving - writer.writeKeyword(!(globalFlags & 16 /* WriteOwnNameForAnyLike */) && isTypeAny(type) + writer.writeKeyword(!(globalFlags & 32 /* WriteOwnNameForAnyLike */) && isTypeAny(type) ? "any" : type.intrinsicName); } @@ -26283,19 +26483,24 @@ var ts; else if (getObjectFlags(type) & 4 /* Reference */) { writeTypeReference(type, nextFlags); } - else if (type.flags & 256 /* EnumLiteral */) { - buildSymbolDisplay(getParentOfSymbol(type.symbol), writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, nextFlags); - writePunctuation(writer, 22 /* DotToken */); - appendSymbolNameOnly(type.symbol, writer); + else if (type.flags & 256 /* EnumLiteral */ && !(type.flags & 65536 /* Union */)) { + var parent = getParentOfSymbol(type.symbol); + buildSymbolDisplay(parent, writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, nextFlags); + // In a literal enum type with a single member E { A }, E and E.A denote the + // same type. We always display this type simply as E. + if (getDeclaredTypeOfSymbol(parent) !== type) { + writePunctuation(writer, 23 /* DotToken */); + appendSymbolNameOnly(type.symbol, writer); + } } - else if (getObjectFlags(type) & 3 /* ClassOrInterface */ || type.flags & (16 /* Enum */ | 16384 /* TypeParameter */)) { + else if (getObjectFlags(type) & 3 /* ClassOrInterface */ || type.flags & (272 /* EnumLike */ | 16384 /* TypeParameter */)) { // The specified symbol flags need to be reinterpreted as type flags buildSymbolDisplay(type.symbol, writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, nextFlags); } - else if (!(flags & 512 /* InTypeAlias */) && type.aliasSymbol && - isSymbolAccessible(type.aliasSymbol, enclosingDeclaration, 793064 /* Type */, /*shouldComputeAliasesToMakeVisible*/ false).accessibility === 0 /* Accessible */) { + else if (!(flags & 1024 /* InTypeAlias */) && type.aliasSymbol && + ((flags & 65536 /* UseAliasDefinedOutsideCurrentScope */) || isTypeSymbolAccessible(type.aliasSymbol, enclosingDeclaration))) { var typeArguments = type.aliasTypeArguments; - writeSymbolTypeReference(type.aliasSymbol, typeArguments, 0, typeArguments ? typeArguments.length : 0, nextFlags); + writeSymbolTypeReference(type.aliasSymbol, typeArguments, 0, ts.length(typeArguments), nextFlags); } else if (type.flags & 196608 /* UnionOrIntersection */) { writeUnionOrIntersectionType(type, nextFlags); @@ -26307,67 +26512,78 @@ var ts; writer.writeStringLiteral(literalTypeToString(type)); } else if (type.flags & 262144 /* Index */) { + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 19 /* OpenParenToken */); + } writer.writeKeyword("keyof"); writeSpace(writer); - writeType(type.type, 64 /* InElementType */); + writeType(type.type, 128 /* InElementType */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 20 /* CloseParenToken */); + } } else if (type.flags & 524288 /* IndexedAccess */) { - writeType(type.objectType, 64 /* InElementType */); - writePunctuation(writer, 20 /* OpenBracketToken */); + writeType(type.objectType, 128 /* InElementType */); + writePunctuation(writer, 21 /* OpenBracketToken */); writeType(type.indexType, 0 /* None */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } else { // Should never get here // { ... } - writePunctuation(writer, 16 /* OpenBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); writeSpace(writer); - writePunctuation(writer, 23 /* DotDotDotToken */); + writePunctuation(writer, 24 /* DotDotDotToken */); writeSpace(writer); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); } } function writeTypeList(types, delimiter) { for (var i = 0; i < types.length; i++) { if (i > 0) { - if (delimiter !== 25 /* CommaToken */) { + if (delimiter !== 26 /* CommaToken */) { writeSpace(writer); } writePunctuation(writer, delimiter); writeSpace(writer); } - writeType(types[i], delimiter === 25 /* CommaToken */ ? 0 /* None */ : 64 /* InElementType */); + writeType(types[i], delimiter === 26 /* CommaToken */ ? 0 /* None */ : 128 /* InElementType */); } } function writeSymbolTypeReference(symbol, typeArguments, pos, end, flags) { // Unnamed function expressions and arrow functions have reserved names that we don't want to display - if (symbol.flags & 32 /* Class */ || !isReservedMemberName(symbol.name)) { + if (symbol.flags & 32 /* Class */ || !isReservedMemberName(symbol.escapedName)) { buildSymbolDisplay(symbol, writer, enclosingDeclaration, 793064 /* Type */, 0 /* None */, flags); } if (pos < end) { - writePunctuation(writer, 26 /* LessThanToken */); - writeType(typeArguments[pos], 256 /* InFirstTypeArgument */); + writePunctuation(writer, 27 /* LessThanToken */); + writeType(typeArguments[pos], 512 /* InFirstTypeArgument */); pos++; while (pos < end) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); writeType(typeArguments[pos], 0 /* None */); pos++; } - writePunctuation(writer, 28 /* GreaterThanToken */); + writePunctuation(writer, 29 /* GreaterThanToken */); } } function writeTypeReference(type, flags) { - var typeArguments = type.typeArguments || emptyArray; + var typeArguments = type.typeArguments || ts.emptyArray; if (type.target === globalArrayType && !(flags & 1 /* WriteArrayAsGenericType */)) { - writeType(typeArguments[0], 64 /* InElementType */); - writePunctuation(writer, 20 /* OpenBracketToken */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writeType(typeArguments[0], 128 /* InElementType */ | 32768 /* InArrayType */); + writePunctuation(writer, 21 /* OpenBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } else if (type.target.objectFlags & 8 /* Tuple */) { - writePunctuation(writer, 20 /* OpenBracketToken */); - writeTypeList(type.typeArguments.slice(0, getTypeReferenceArity(type)), 25 /* CommaToken */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 21 /* OpenBracketToken */); + writeTypeList(type.typeArguments.slice(0, getTypeReferenceArity(type)), 26 /* CommaToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); + } + else if (flags & 16384 /* WriteClassExpressionAsTypeLiteral */ && + type.symbol.valueDeclaration && + type.symbol.valueDeclaration.kind === 199 /* ClassExpression */) { + writeAnonymousType(type, flags); } else { // Write the type reference in the format f.g.C where A and B are type arguments @@ -26376,45 +26592,48 @@ var ts; var outerTypeParameters = type.target.outerTypeParameters; var i = 0; if (outerTypeParameters) { - var length_1 = outerTypeParameters.length; - while (i < length_1) { + var length_2 = outerTypeParameters.length; + while (i < length_2) { // Find group of type arguments for type parameters with the same declaring container. var start = i; - var parent_7 = getParentSymbolOfTypeParameter(outerTypeParameters[i]); + var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]); do { i++; - } while (i < length_1 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent_7); + } while (i < length_2 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent); // When type parameters are their own type arguments for the whole group (i.e. we have // the default outer type arguments), we don't show the group. if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) { - writeSymbolTypeReference(parent_7, typeArguments, start, i, flags); - writePunctuation(writer, 22 /* DotToken */); + writeSymbolTypeReference(parent, typeArguments, start, i, flags); + writePunctuation(writer, 23 /* DotToken */); } } } - var typeParameterCount = (type.target.typeParameters || emptyArray).length; + var typeParameterCount = (type.target.typeParameters || ts.emptyArray).length; writeSymbolTypeReference(type.symbol, typeArguments, i, typeParameterCount, flags); } } function writeUnionOrIntersectionType(type, flags) { - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 18 /* OpenParenToken */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 19 /* OpenParenToken */); } if (type.flags & 65536 /* Union */) { - writeTypeList(formatUnionTypes(type.types), 48 /* BarToken */); + writeTypeList(formatUnionTypes(type.types), 49 /* BarToken */); } else { - writeTypeList(type.types, 47 /* AmpersandToken */); + writeTypeList(type.types, 48 /* AmpersandToken */); } - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 19 /* CloseParenToken */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 20 /* CloseParenToken */); } } function writeAnonymousType(type, flags) { var symbol = type.symbol; if (symbol) { // Always use 'typeof T' for type of class, enum, and module objects - if (symbol.flags & (32 /* Class */ | 384 /* Enum */ | 512 /* ValueModule */)) { + if (symbol.flags & 32 /* Class */ && + !getBaseTypeVariableOfClass(symbol) && + !(symbol.valueDeclaration.kind === 199 /* ClassExpression */ && flags & 16384 /* WriteClassExpressionAsTypeLiteral */) || + symbol.flags & (384 /* Enum */ | 512 /* ValueModule */)) { writeTypeOfSymbol(type, flags); } else if (shouldWriteTypeOfFunctionSymbol()) { @@ -26429,18 +26648,27 @@ var ts; } else { // Recursive usage, use any - writeKeyword(writer, 118 /* AnyKeyword */); + writeKeyword(writer, 119 /* AnyKeyword */); } } else { // Since instantiations of the same anonymous type have the same symbol, tracking symbols instead // of types allows us to catch circular references to instantiations of the same anonymous type + // However, in case of class expressions, we want to write both the static side and the instance side. + // We skip adding the static side so that the instance side has a chance to be written + // before checking for circular references. if (!symbolStack) { symbolStack = []; } - symbolStack.push(symbol); - writeLiteralType(type, flags); - symbolStack.pop(); + var isConstructorObject = type.objectFlags & 16 /* Anonymous */ && type.symbol && type.symbol.flags & 32 /* Class */; + if (isConstructorObject) { + writeLiteralType(type, flags); + } + else { + symbolStack.push(symbol); + writeLiteralType(type, flags); + symbolStack.pop(); + } } } else { @@ -26448,177 +26676,170 @@ var ts; writeLiteralType(type, flags); } function shouldWriteTypeOfFunctionSymbol() { - var isStaticMethodSymbol = !!(symbol.flags & 8192 /* Method */ && - ts.forEach(symbol.declarations, function (declaration) { return ts.getModifierFlags(declaration) & 32 /* Static */; })); + var isStaticMethodSymbol = !!(symbol.flags & 8192 /* Method */) && // typeof static method + ts.some(symbol.declarations, function (declaration) { return ts.hasModifier(declaration, 32 /* Static */); }); var isNonLocalFunctionSymbol = !!(symbol.flags & 16 /* Function */) && - (symbol.parent || - ts.forEach(symbol.declarations, function (declaration) { - return declaration.parent.kind === 261 /* SourceFile */ || declaration.parent.kind === 231 /* ModuleBlock */; + (symbol.parent || // is exported function symbol + ts.some(symbol.declarations, function (declaration) { + return declaration.parent.kind === 265 /* SourceFile */ || declaration.parent.kind === 234 /* ModuleBlock */; })); if (isStaticMethodSymbol || isNonLocalFunctionSymbol) { // typeof is allowed only for static/non local functions - return !!(flags & 2 /* UseTypeOfFunction */) || - (ts.contains(symbolStack, symbol)); // it is type of the symbol uses itself recursively + return !!(flags & 4 /* UseTypeOfFunction */) || // use typeof if format flags specify it + ts.contains(symbolStack, symbol); // it is type of the symbol uses itself recursively } } } function writeTypeOfSymbol(type, typeFormatFlags) { - writeKeyword(writer, 102 /* TypeOfKeyword */); + if (typeFormatFlags & 32768 /* InArrayType */) { + writePunctuation(writer, 19 /* OpenParenToken */); + } + writeKeyword(writer, 103 /* TypeOfKeyword */); writeSpace(writer); buildSymbolDisplay(type.symbol, writer, enclosingDeclaration, 107455 /* Value */, 0 /* None */, typeFormatFlags); - } - function writeIndexSignature(info, keyword) { - if (info) { - if (info.isReadonly) { - writeKeyword(writer, 130 /* ReadonlyKeyword */); - writeSpace(writer); - } - writePunctuation(writer, 20 /* OpenBracketToken */); - writer.writeParameter(info.declaration ? ts.declarationNameToString(info.declaration.parameters[0].name) : "x"); - writePunctuation(writer, 55 /* ColonToken */); - writeSpace(writer); - writeKeyword(writer, keyword); - writePunctuation(writer, 21 /* CloseBracketToken */); - writePunctuation(writer, 55 /* ColonToken */); - writeSpace(writer); - writeType(info.type, 0 /* None */); - writePunctuation(writer, 24 /* SemicolonToken */); - writer.writeLine(); + if (typeFormatFlags & 32768 /* InArrayType */) { + writePunctuation(writer, 20 /* CloseParenToken */); } } function writePropertyWithModifiers(prop) { if (isReadonlySymbol(prop)) { - writeKeyword(writer, 130 /* ReadonlyKeyword */); + writeKeyword(writer, 131 /* ReadonlyKeyword */); writeSpace(writer); } buildSymbolDisplay(prop, writer); - if (prop.flags & 536870912 /* Optional */) { - writePunctuation(writer, 54 /* QuestionToken */); + if (prop.flags & 16777216 /* Optional */) { + writePunctuation(writer, 55 /* QuestionToken */); } } function shouldAddParenthesisAroundFunctionType(callSignature, flags) { - if (flags & 64 /* InElementType */) { + if (flags & 128 /* InElementType */) { return true; } - else if (flags & 256 /* InFirstTypeArgument */) { + else if (flags & 512 /* InFirstTypeArgument */) { // Add parenthesis around function type for the first type argument to avoid ambiguity - var typeParameters = callSignature.target && (flags & 32 /* WriteTypeArgumentsOfSignature */) ? + var typeParameters = callSignature.target && (flags & 64 /* WriteTypeArgumentsOfSignature */) ? callSignature.target.typeParameters : callSignature.typeParameters; return typeParameters && typeParameters.length !== 0; } return false; } function writeLiteralType(type, flags) { - if (type.objectFlags & 32 /* Mapped */) { - if (getConstraintTypeFromMappedType(type).flags & (16384 /* TypeParameter */ | 262144 /* Index */)) { - writeMappedType(type); - return; - } + if (isGenericMappedType(type)) { + writeMappedType(type); + return; } var resolved = resolveStructuredTypeMembers(type); if (!resolved.properties.length && !resolved.stringIndexInfo && !resolved.numberIndexInfo) { if (!resolved.callSignatures.length && !resolved.constructSignatures.length) { - writePunctuation(writer, 16 /* OpenBraceToken */); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); return; } if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) { var parenthesizeSignature = shouldAddParenthesisAroundFunctionType(resolved.callSignatures[0], flags); if (parenthesizeSignature) { - writePunctuation(writer, 18 /* OpenParenToken */); + writePunctuation(writer, 19 /* OpenParenToken */); } - buildSignatureDisplay(resolved.callSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 8 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); + buildSignatureDisplay(resolved.callSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 16 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); if (parenthesizeSignature) { - writePunctuation(writer, 19 /* CloseParenToken */); + writePunctuation(writer, 20 /* CloseParenToken */); } return; } if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) { - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 18 /* OpenParenToken */); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 19 /* OpenParenToken */); } - writeKeyword(writer, 93 /* NewKeyword */); + writeKeyword(writer, 94 /* NewKeyword */); writeSpace(writer); - buildSignatureDisplay(resolved.constructSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 8 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); - if (flags & 64 /* InElementType */) { - writePunctuation(writer, 19 /* CloseParenToken */); + buildSignatureDisplay(resolved.constructSignatures[0], writer, enclosingDeclaration, globalFlagsToPass | 16 /* WriteArrowStyleSignature */, /*kind*/ undefined, symbolStack); + if (flags & 128 /* InElementType */) { + writePunctuation(writer, 20 /* CloseParenToken */); } return; } } var saveInObjectTypeLiteral = inObjectTypeLiteral; inObjectTypeLiteral = true; - writePunctuation(writer, 16 /* OpenBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); writer.writeLine(); writer.increaseIndent(); writeObjectLiteralType(resolved); writer.decreaseIndent(); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); inObjectTypeLiteral = saveInObjectTypeLiteral; } function writeObjectLiteralType(resolved) { for (var _i = 0, _a = resolved.callSignatures; _i < _a.length; _i++) { var signature = _a[_i]; buildSignatureDisplay(signature, writer, enclosingDeclaration, globalFlagsToPass, /*kind*/ undefined, symbolStack); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } for (var _b = 0, _c = resolved.constructSignatures; _b < _c.length; _b++) { var signature = _c[_b]; buildSignatureDisplay(signature, writer, enclosingDeclaration, globalFlagsToPass, 1 /* Construct */, symbolStack); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } - writeIndexSignature(resolved.stringIndexInfo, 134 /* StringKeyword */); - writeIndexSignature(resolved.numberIndexInfo, 132 /* NumberKeyword */); + buildIndexSignatureDisplay(resolved.stringIndexInfo, writer, 0 /* String */, enclosingDeclaration, globalFlags, symbolStack); + buildIndexSignatureDisplay(resolved.numberIndexInfo, writer, 1 /* Number */, enclosingDeclaration, globalFlags, symbolStack); for (var _d = 0, _e = resolved.properties; _d < _e.length; _d++) { var p = _e[_d]; + if (globalFlags & 16384 /* WriteClassExpressionAsTypeLiteral */) { + if (p.flags & 4194304 /* Prototype */) { + continue; + } + if (ts.getDeclarationModifierFlagsFromSymbol(p) & (8 /* Private */ | 16 /* Protected */)) { + writer.reportPrivateInBaseOfClassExpression(ts.symbolName(p)); + } + } var t = getTypeOfSymbol(p); if (p.flags & (16 /* Function */ | 8192 /* Method */) && !getPropertiesOfObjectType(t).length) { var signatures = getSignaturesOfType(t, 0 /* Call */); - for (var _f = 0, signatures_1 = signatures; _f < signatures_1.length; _f++) { - var signature = signatures_1[_f]; + for (var _f = 0, signatures_2 = signatures; _f < signatures_2.length; _f++) { + var signature = signatures_2[_f]; writePropertyWithModifiers(p); buildSignatureDisplay(signature, writer, enclosingDeclaration, globalFlagsToPass, /*kind*/ undefined, symbolStack); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } } else { writePropertyWithModifiers(p); - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); - writeType(t, 0 /* None */); - writePunctuation(writer, 24 /* SemicolonToken */); + writeType(t, globalFlags & 16384 /* WriteClassExpressionAsTypeLiteral */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); } } } function writeMappedType(type) { - writePunctuation(writer, 16 /* OpenBraceToken */); + writePunctuation(writer, 17 /* OpenBraceToken */); writer.writeLine(); writer.increaseIndent(); if (type.declaration.readonlyToken) { - writeKeyword(writer, 130 /* ReadonlyKeyword */); + writeKeyword(writer, 131 /* ReadonlyKeyword */); writeSpace(writer); } - writePunctuation(writer, 20 /* OpenBracketToken */); + writePunctuation(writer, 21 /* OpenBracketToken */); appendSymbolNameOnly(getTypeParameterFromMappedType(type).symbol, writer); writeSpace(writer); - writeKeyword(writer, 91 /* InKeyword */); + writeKeyword(writer, 92 /* InKeyword */); writeSpace(writer); writeType(getConstraintTypeFromMappedType(type), 0 /* None */); - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); if (type.declaration.questionToken) { - writePunctuation(writer, 54 /* QuestionToken */); + writePunctuation(writer, 55 /* QuestionToken */); } - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); writeType(getTemplateTypeFromMappedType(type), 0 /* None */); - writePunctuation(writer, 24 /* SemicolonToken */); + writePunctuation(writer, 25 /* SemicolonToken */); writer.writeLine(); writer.decreaseIndent(); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); } } function buildTypeParameterDisplayFromSymbol(symbol, writer, enclosingDeclaration, flags) { @@ -26632,54 +26853,65 @@ var ts; var constraint = getConstraintOfTypeParameter(tp); if (constraint) { writeSpace(writer); - writeKeyword(writer, 84 /* ExtendsKeyword */); + writeKeyword(writer, 85 /* ExtendsKeyword */); writeSpace(writer); buildTypeDisplay(constraint, writer, enclosingDeclaration, flags, symbolStack); } + var defaultType = getDefaultFromTypeParameter(tp); + if (defaultType) { + writeSpace(writer); + writePunctuation(writer, 58 /* EqualsToken */); + writeSpace(writer); + buildTypeDisplay(defaultType, writer, enclosingDeclaration, flags, symbolStack); + } } function buildParameterDisplay(p, writer, enclosingDeclaration, flags, symbolStack) { var parameterNode = p.valueDeclaration; - if (ts.isRestParameter(parameterNode)) { - writePunctuation(writer, 23 /* DotDotDotToken */); + if (parameterNode ? ts.isRestParameter(parameterNode) : isTransientSymbol(p) && p.isRestParameter) { + writePunctuation(writer, 24 /* DotDotDotToken */); } - if (ts.isBindingPattern(parameterNode.name)) { + if (parameterNode && ts.isBindingPattern(parameterNode.name)) { buildBindingPatternDisplay(parameterNode.name, writer, enclosingDeclaration, flags, symbolStack); } else { appendSymbolNameOnly(p, writer); } - if (isOptionalParameter(parameterNode)) { - writePunctuation(writer, 54 /* QuestionToken */); + if (parameterNode && isOptionalParameter(parameterNode)) { + writePunctuation(writer, 55 /* QuestionToken */); } - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); - buildTypeDisplay(getTypeOfSymbol(p), writer, enclosingDeclaration, flags, symbolStack); + var type = getTypeOfSymbol(p); + if (parameterNode && isRequiredInitializedParameter(parameterNode)) { + type = getNullableType(type, 2048 /* Undefined */); + } + buildTypeDisplay(type, writer, enclosingDeclaration, flags, symbolStack); } function buildBindingPatternDisplay(bindingPattern, writer, enclosingDeclaration, flags, symbolStack) { // We have to explicitly emit square bracket and bracket because these tokens are not stored inside the node. - if (bindingPattern.kind === 172 /* ObjectBindingPattern */) { - writePunctuation(writer, 16 /* OpenBraceToken */); + if (bindingPattern.kind === 174 /* ObjectBindingPattern */) { + writePunctuation(writer, 17 /* OpenBraceToken */); buildDisplayForCommaSeparatedList(bindingPattern.elements, writer, function (e) { return buildBindingElementDisplay(e, writer, enclosingDeclaration, flags, symbolStack); }); - writePunctuation(writer, 17 /* CloseBraceToken */); + writePunctuation(writer, 18 /* CloseBraceToken */); } - else if (bindingPattern.kind === 173 /* ArrayBindingPattern */) { - writePunctuation(writer, 20 /* OpenBracketToken */); + else if (bindingPattern.kind === 175 /* ArrayBindingPattern */) { + writePunctuation(writer, 21 /* OpenBracketToken */); var elements = bindingPattern.elements; buildDisplayForCommaSeparatedList(elements, writer, function (e) { return buildBindingElementDisplay(e, writer, enclosingDeclaration, flags, symbolStack); }); if (elements && elements.hasTrailingComma) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); } - writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 22 /* CloseBracketToken */); } } function buildBindingElementDisplay(bindingElement, writer, enclosingDeclaration, flags, symbolStack) { if (ts.isOmittedExpression(bindingElement)) { return; } - ts.Debug.assert(bindingElement.kind === 174 /* BindingElement */); + ts.Debug.assert(bindingElement.kind === 176 /* BindingElement */); if (bindingElement.propertyName) { writer.writeProperty(ts.getTextOfNode(bindingElement.propertyName)); - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); writeSpace(writer); } if (ts.isBindingPattern(bindingElement.name)) { @@ -26687,22 +26919,22 @@ var ts; } else { if (bindingElement.dotDotDotToken) { - writePunctuation(writer, 23 /* DotDotDotToken */); + writePunctuation(writer, 24 /* DotDotDotToken */); } appendSymbolNameOnly(bindingElement.symbol, writer); } } function buildDisplayForTypeParametersAndDelimiters(typeParameters, writer, enclosingDeclaration, flags, symbolStack) { if (typeParameters && typeParameters.length) { - writePunctuation(writer, 26 /* LessThanToken */); + writePunctuation(writer, 27 /* LessThanToken */); buildDisplayForCommaSeparatedList(typeParameters, writer, function (p) { return buildTypeParameterDisplay(p, writer, enclosingDeclaration, flags, symbolStack); }); - writePunctuation(writer, 28 /* GreaterThanToken */); + writePunctuation(writer, 29 /* GreaterThanToken */); } } function buildDisplayForCommaSeparatedList(list, writer, action) { for (var i = 0; i < list.length; i++) { if (i > 0) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); } action(list[i]); @@ -26710,68 +26942,71 @@ var ts; } function buildDisplayForTypeArgumentsAndDelimiters(typeParameters, mapper, writer, enclosingDeclaration) { if (typeParameters && typeParameters.length) { - writePunctuation(writer, 26 /* LessThanToken */); - var flags = 256 /* InFirstTypeArgument */; + writePunctuation(writer, 27 /* LessThanToken */); + var flags = 512 /* InFirstTypeArgument */; for (var i = 0; i < typeParameters.length; i++) { if (i > 0) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); flags = 0 /* None */; } buildTypeDisplay(mapper(typeParameters[i]), writer, enclosingDeclaration, flags); } - writePunctuation(writer, 28 /* GreaterThanToken */); + writePunctuation(writer, 29 /* GreaterThanToken */); } } function buildDisplayForParametersAndDelimiters(thisParameter, parameters, writer, enclosingDeclaration, flags, symbolStack) { - writePunctuation(writer, 18 /* OpenParenToken */); + writePunctuation(writer, 19 /* OpenParenToken */); if (thisParameter) { buildParameterDisplay(thisParameter, writer, enclosingDeclaration, flags, symbolStack); } for (var i = 0; i < parameters.length; i++) { if (i > 0 || thisParameter) { - writePunctuation(writer, 25 /* CommaToken */); + writePunctuation(writer, 26 /* CommaToken */); writeSpace(writer); } buildParameterDisplay(parameters[i], writer, enclosingDeclaration, flags, symbolStack); } - writePunctuation(writer, 19 /* CloseParenToken */); + writePunctuation(writer, 20 /* CloseParenToken */); } function buildTypePredicateDisplay(predicate, writer, enclosingDeclaration, flags, symbolStack) { if (ts.isIdentifierTypePredicate(predicate)) { writer.writeParameter(predicate.parameterName); } else { - writeKeyword(writer, 98 /* ThisKeyword */); + writeKeyword(writer, 99 /* ThisKeyword */); } writeSpace(writer); - writeKeyword(writer, 125 /* IsKeyword */); + writeKeyword(writer, 126 /* IsKeyword */); writeSpace(writer); buildTypeDisplay(predicate.type, writer, enclosingDeclaration, flags, symbolStack); } function buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, symbolStack) { - if (flags & 8 /* WriteArrowStyleSignature */) { + var returnType = getReturnTypeOfSignature(signature); + if (flags & 4096 /* SuppressAnyReturnType */ && isTypeAny(returnType)) { + return; + } + if (flags & 16 /* WriteArrowStyleSignature */) { writeSpace(writer); - writePunctuation(writer, 35 /* EqualsGreaterThanToken */); + writePunctuation(writer, 36 /* EqualsGreaterThanToken */); } else { - writePunctuation(writer, 55 /* ColonToken */); + writePunctuation(writer, 56 /* ColonToken */); } writeSpace(writer); if (signature.typePredicate) { buildTypePredicateDisplay(signature.typePredicate, writer, enclosingDeclaration, flags, symbolStack); } else { - var returnType = getReturnTypeOfSignature(signature); buildTypeDisplay(returnType, writer, enclosingDeclaration, flags, symbolStack); } } function buildSignatureDisplay(signature, writer, enclosingDeclaration, flags, kind, symbolStack) { if (kind === 1 /* Construct */) { - writeKeyword(writer, 93 /* NewKeyword */); + writeKeyword(writer, 94 /* NewKeyword */); writeSpace(writer); } - if (signature.target && (flags & 32 /* WriteTypeArgumentsOfSignature */)) { + if (signature.target && (flags & 64 /* WriteTypeArgumentsOfSignature */)) { // Instantiated signature, write type arguments instead // This is achieved by passing in the mapper separately buildDisplayForTypeArgumentsAndDelimiters(signature.target.typeParameters, signature.mapper, writer, enclosingDeclaration); @@ -26782,6 +27017,32 @@ var ts; buildDisplayForParametersAndDelimiters(signature.thisParameter, signature.parameters, writer, enclosingDeclaration, flags, symbolStack); buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, symbolStack); } + function buildIndexSignatureDisplay(info, writer, kind, enclosingDeclaration, globalFlags, symbolStack) { + if (info) { + if (info.isReadonly) { + writeKeyword(writer, 131 /* ReadonlyKeyword */); + writeSpace(writer); + } + writePunctuation(writer, 21 /* OpenBracketToken */); + writer.writeParameter(info.declaration ? ts.declarationNameToString(info.declaration.parameters[0].name) : "x"); + writePunctuation(writer, 56 /* ColonToken */); + writeSpace(writer); + switch (kind) { + case 1 /* Number */: + writeKeyword(writer, 133 /* NumberKeyword */); + break; + case 0 /* String */: + writeKeyword(writer, 136 /* StringKeyword */); + break; + } + writePunctuation(writer, 22 /* CloseBracketToken */); + writePunctuation(writer, 56 /* ColonToken */); + writeSpace(writer); + buildTypeDisplay(info.type, writer, enclosingDeclaration, globalFlags, symbolStack); + writePunctuation(writer, 25 /* SemicolonToken */); + writer.writeLine(); + } + } return _displayBuilder || (_displayBuilder = { buildSymbolDisplay: buildSymbolDisplay, buildTypeDisplay: buildTypeDisplay, @@ -26792,6 +27053,7 @@ var ts; buildDisplayForTypeParametersAndDelimiters: buildDisplayForTypeParametersAndDelimiters, buildTypeParameterDisplayFromSymbol: buildTypeParameterDisplayFromSymbol, buildSignatureDisplay: buildSignatureDisplay, + buildIndexSignatureDisplay: buildIndexSignatureDisplay, buildReturnTypeDisplay: buildReturnTypeDisplay }); } @@ -26806,75 +27068,76 @@ var ts; return false; function determineIfDeclarationIsVisible() { switch (node.kind) { - case 174 /* BindingElement */: + case 176 /* BindingElement */: return isDeclarationVisible(node.parent.parent); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: if (ts.isBindingPattern(node.name) && !node.name.elements.length) { // If the binding pattern is empty, this variable declaration is not visible return false; } - // Otherwise fall through - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 225 /* FunctionDeclaration */: - case 229 /* EnumDeclaration */: - case 234 /* ImportEqualsDeclaration */: + // falls through + case 233 /* ModuleDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 228 /* FunctionDeclaration */: + case 232 /* EnumDeclaration */: + case 237 /* ImportEqualsDeclaration */: // external module augmentation is always visible if (ts.isExternalModuleAugmentation(node)) { return true; } - var parent_8 = getDeclarationContainer(node); + var parent = getDeclarationContainer(node); // If the node is not exported or it is not ambient module element (except import declaration) if (!(ts.getCombinedModifierFlags(node) & 1 /* Export */) && - !(node.kind !== 234 /* ImportEqualsDeclaration */ && parent_8.kind !== 261 /* SourceFile */ && ts.isInAmbientContext(parent_8))) { - return isGlobalSourceFile(parent_8); + !(node.kind !== 237 /* ImportEqualsDeclaration */ && parent.kind !== 265 /* SourceFile */ && ts.isInAmbientContext(parent))) { + return isGlobalSourceFile(parent); } // Exported members/ambient module elements (exception import declaration) are visible if parent is visible - return isDeclarationVisible(parent_8); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - if (ts.getModifierFlags(node) & (8 /* Private */ | 16 /* Protected */)) { + return isDeclarationVisible(parent); + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + if (ts.hasModifier(node, 8 /* Private */ | 16 /* Protected */)) { // Private/protected properties/methods are not visible return false; } - // Public properties/methods are visible if its parents are visible, so const it fall into next case statement - case 150 /* Constructor */: - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 155 /* IndexSignature */: - case 144 /* Parameter */: - case 231 /* ModuleBlock */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 161 /* TypeLiteral */: - case 157 /* TypeReference */: - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: + // Public properties/methods are visible if its parents are visible, so: + // falls through + case 152 /* Constructor */: + case 156 /* ConstructSignature */: + case 155 /* CallSignature */: + case 157 /* IndexSignature */: + case 146 /* Parameter */: + case 234 /* ModuleBlock */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 163 /* TypeLiteral */: + case 159 /* TypeReference */: + case 164 /* ArrayType */: + case 165 /* TupleType */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 168 /* ParenthesizedType */: return isDeclarationVisible(node.parent); // Default binding, import specifier and namespace import is visible // only on demand so by default it is not visible - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: + case 239 /* ImportClause */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */: return false; // Type parameters are always visible - case 143 /* TypeParameter */: + case 145 /* TypeParameter */: // Source file and namespace export are always visible - case 261 /* SourceFile */: - case 233 /* NamespaceExportDeclaration */: + case 265 /* SourceFile */: + case 236 /* NamespaceExportDeclaration */: return true; // Export assignments do not create name bindings outside the module - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return false; default: return false; @@ -26883,14 +27146,11 @@ var ts; } function collectLinkedAliases(node) { var exportSymbol; - if (node.parent && node.parent.kind === 240 /* ExportAssignment */) { - exportSymbol = resolveName(node.parent, node.text, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */, ts.Diagnostics.Cannot_find_name_0, node); + if (node.parent && node.parent.kind === 243 /* ExportAssignment */) { + exportSymbol = resolveName(node.parent, node.escapedText, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */, ts.Diagnostics.Cannot_find_name_0, node, /*isUse*/ false); } - else if (node.parent.kind === 243 /* ExportSpecifier */) { - var exportSpecifier = node.parent; - exportSymbol = exportSpecifier.parent.parent.moduleSpecifier ? - getExternalModuleMember(exportSpecifier.parent.parent, exportSpecifier) : - resolveEntityName(exportSpecifier.propertyName || exportSpecifier.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */); + else if (node.parent.kind === 246 /* ExportSpecifier */) { + exportSymbol = getTargetOfExportSpecifier(node.parent, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */); } var result = []; if (exportSymbol) { @@ -26901,14 +27161,12 @@ var ts; ts.forEach(declarations, function (declaration) { getNodeLinks(declaration).isVisible = true; var resultNode = getAnyImportSyntax(declaration) || declaration; - if (!ts.contains(result, resultNode)) { - result.push(resultNode); - } + ts.pushIfUnique(result, resultNode); if (ts.isInternalModuleImportEqualsDeclaration(declaration)) { // Add the referenced top container visible var internalModuleReference = declaration.moduleReference; var firstIdentifier = getFirstIdentifier(internalModuleReference); - var importSymbol = resolveName(declaration, firstIdentifier.text, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, undefined, undefined); + var importSymbol = resolveName(declaration, firstIdentifier.escapedText, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, undefined, undefined, /*isUse*/ false); if (importSymbol) { buildVisibleNodeList(importSymbol.declarations); } @@ -26931,8 +27189,8 @@ var ts; var resolutionCycleStartIndex = findResolutionCycleStartIndex(target, propertyName); if (resolutionCycleStartIndex >= 0) { // A cycle was found - var length_2 = resolutionTargets.length; - for (var i = resolutionCycleStartIndex; i < length_2; i++) { + var length_3 = resolutionTargets.length; + for (var i = resolutionCycleStartIndex; i < length_3; i++) { resolutionResults[i] = false; } return false; @@ -26976,21 +27234,20 @@ var ts; return resolutionResults.pop(); } function getDeclarationContainer(node) { - node = ts.getRootDeclaration(node); - while (node) { + node = ts.findAncestor(ts.getRootDeclaration(node), function (node) { switch (node.kind) { - case 223 /* VariableDeclaration */: - case 224 /* VariableDeclarationList */: - case 239 /* ImportSpecifier */: - case 238 /* NamedImports */: - case 237 /* NamespaceImport */: - case 236 /* ImportClause */: - node = node.parent; - break; + case 226 /* VariableDeclaration */: + case 227 /* VariableDeclarationList */: + case 242 /* ImportSpecifier */: + case 241 /* NamedImports */: + case 240 /* NamespaceImport */: + case 239 /* ImportClause */: + return false; default: - return node.parent; + return true; } - } + }); + return node && node.parent; } function getTypeOfPrototypeProperty(prototype) { // TypeScript 1.0 spec (April 2014): 8.4 @@ -27008,9 +27265,6 @@ var ts; function isTypeAny(type) { return type && (type.flags & 1 /* Any */) !== 0; } - function isTypeNever(type) { - return type && (type.flags & 8192 /* Never */) !== 0; - } // Return the type of a binding element parent. We check SymbolLinks first to see if a type has been // assigned by contextual typing. function getTypeForBindingElementParent(node) { @@ -27018,7 +27272,7 @@ var ts; return symbol && getSymbolLinks(symbol).type || getTypeForVariableLikeDeclaration(node, /*includeOptionality*/ false); } function isComputedNonLiteralName(name) { - return name.kind === 142 /* ComputedPropertyName */ && !ts.isStringOrNumericLiteral(name.expression); + return name.kind === 144 /* ComputedPropertyName */ && !ts.isStringOrNumericLiteral(name.expression); } function getRestType(source, properties, symbol) { source = filterType(source, function (t) { return !(t.flags & 6144 /* Nullable */); }); @@ -27028,25 +27282,24 @@ var ts; if (source.flags & 65536 /* Union */) { return mapType(source, function (t) { return getRestType(t, properties, symbol); }); } - var members = ts.createMap(); - var names = ts.createMap(); + var members = ts.createSymbolTable(); + var names = ts.createUnderscoreEscapedMap(); for (var _i = 0, properties_2 = properties; _i < properties_2.length; _i++) { - var name_17 = properties_2[_i]; - names[ts.getTextOfPropertyName(name_17)] = true; + var name = properties_2[_i]; + names.set(ts.getTextOfPropertyName(name), true); } for (var _a = 0, _b = getPropertiesOfType(source); _a < _b.length; _a++) { var prop = _b[_a]; - var inNamesToRemove = prop.name in names; - var isPrivate = getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */); - var isMethod = prop.flags & 8192 /* Method */; + var inNamesToRemove = names.has(prop.escapedName); + var isPrivate = ts.getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */); var isSetOnlyAccessor = prop.flags & 65536 /* SetAccessor */ && !(prop.flags & 32768 /* GetAccessor */); - if (!inNamesToRemove && !isPrivate && !isMethod && !isSetOnlyAccessor) { - members[prop.name] = prop; + if (!inNamesToRemove && !isPrivate && !isClassMethod(prop) && !isSetOnlyAccessor) { + members.set(prop.escapedName, prop); } } var stringIndexInfo = getIndexInfoOfType(source, 0 /* String */); var numberIndexInfo = getIndexInfoOfType(source, 1 /* Number */); - return createAnonymousType(symbol, members, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); + return createAnonymousType(symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); } /** Return the inferred type for a binding element */ function getTypeForBindingElement(declaration) { @@ -27056,17 +27309,17 @@ var ts; if (parentType === unknownType) { return unknownType; } - // If no type was specified or inferred for parent, or if the specified or inferred type is any, - // infer from the initializer of the binding element if one is present. Otherwise, go with the - // undefined or any type of the parent. - if (!parentType || isTypeAny(parentType)) { - if (declaration.initializer) { - return checkDeclarationInitializer(declaration); - } + // If no type was specified or inferred for parent, + // infer from the initializer of the binding element if one is present. + // Otherwise, go with the undefined type of the parent. + if (!parentType) { + return declaration.initializer ? checkDeclarationInitializer(declaration) : parentType; + } + if (isTypeAny(parentType)) { return parentType; } var type; - if (pattern.kind === 172 /* ObjectBindingPattern */) { + if (pattern.kind === 174 /* ObjectBindingPattern */) { if (declaration.dotDotDotToken) { if (!isValidSpreadType(parentType)) { error(declaration, ts.Diagnostics.Rest_types_may_only_be_created_from_object_types); @@ -27083,22 +27336,20 @@ var ts; } else { // Use explicitly specified property name ({ p: xxx } form), or otherwise the implied name ({ p } form) - var name_18 = declaration.propertyName || declaration.name; - if (isComputedNonLiteralName(name_18)) { + var name = declaration.propertyName || declaration.name; + if (isComputedNonLiteralName(name)) { // computed properties with non-literal names are treated as 'any' return anyType; } - if (declaration.initializer) { - getContextualType(declaration.initializer); - } // Use type of the specified property, or otherwise, for a numeric name, the type of the numeric index signature, // or otherwise the type of the string index signature. - var text = ts.getTextOfPropertyName(name_18); - type = getTypeOfPropertyOfType(parentType, text) || + var text = ts.getTextOfPropertyName(name); + var declaredType = getTypeOfPropertyOfType(parentType, text); + type = declaredType && getFlowTypeOfReference(declaration, declaredType) || isNumericLiteralName(text) && getIndexTypeOfType(parentType, 1 /* Number */) || getIndexTypeOfType(parentType, 0 /* String */); if (!type) { - error(name_18, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name_18)); + error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name)); return unknownType; } } @@ -27107,7 +27358,7 @@ var ts; // This elementType will be used if the specific property corresponding to this index is not // present (aka the tuple element property). This call also checks that the parentType is in // fact an iterable or array (depending on target language). - var elementType = checkIteratedTypeOrElementType(parentType, pattern, /*allowStringInput*/ false); + var elementType = checkIteratedTypeOrElementType(parentType, pattern, /*allowStringInput*/ false, /*allowAsyncIterables*/ false); if (declaration.dotDotDotToken) { // Rest element has an array type with the same element type as the parent type type = createArrayType(elementType); @@ -27138,7 +27389,7 @@ var ts; getUnionType([type, checkExpressionCached(declaration.initializer)], /*subtypeReduction*/ true) : type; } - function getTypeForVariableLikeDeclarationFromJSDocComment(declaration) { + function getTypeForDeclarationFromJSDocComment(declaration) { var jsdocType = ts.getJSDocType(declaration); if (jsdocType) { return getTypeFromTypeNode(jsdocType); @@ -27147,48 +27398,42 @@ var ts; } function isNullOrUndefined(node) { var expr = ts.skipParentheses(node); - return expr.kind === 94 /* NullKeyword */ || expr.kind === 70 /* Identifier */ && getResolvedSymbol(expr) === undefinedSymbol; + return expr.kind === 95 /* NullKeyword */ || expr.kind === 71 /* Identifier */ && getResolvedSymbol(expr) === undefinedSymbol; } function isEmptyArrayLiteral(node) { var expr = ts.skipParentheses(node); - return expr.kind === 175 /* ArrayLiteralExpression */ && expr.elements.length === 0; + return expr.kind === 177 /* ArrayLiteralExpression */ && expr.elements.length === 0; } function addOptionality(type, optional) { - return strictNullChecks && optional ? includeFalsyTypes(type, 2048 /* Undefined */) : type; + return strictNullChecks && optional ? getNullableType(type, 2048 /* Undefined */) : type; } // Return the inferred type for a variable, parameter, or property declaration function getTypeForVariableLikeDeclaration(declaration, includeOptionality) { - if (declaration.flags & 65536 /* JavaScriptFile */) { - // If this is a variable in a JavaScript file, then use the JSDoc type (if it has - // one as its type), otherwise fallback to the below standard TS codepaths to - // try to figure it out. - var type = getTypeForVariableLikeDeclarationFromJSDocComment(declaration); - if (type && type !== unknownType) { - return type; - } - } // A variable declared in a for..in statement is of type string, or of type keyof T when the // right hand expression is of a type parameter type. - if (declaration.parent.parent.kind === 212 /* ForInStatement */) { + if (declaration.parent.parent.kind === 215 /* ForInStatement */) { var indexType = getIndexType(checkNonNullExpression(declaration.parent.parent.expression)); return indexType.flags & (16384 /* TypeParameter */ | 262144 /* Index */) ? indexType : stringType; } - if (declaration.parent.parent.kind === 213 /* ForOfStatement */) { + if (declaration.parent.parent.kind === 216 /* ForOfStatement */) { // checkRightHandSideOfForOf will return undefined if the for-of expression type was // missing properties/signatures required to get its iteratedType (like // [Symbol.iterator] or next). This may be because we accessed properties from anyType, // or it may have led to an error inside getElementTypeOfIterable. - return checkRightHandSideOfForOf(declaration.parent.parent.expression) || anyType; + var forOfStatement = declaration.parent.parent; + return checkRightHandSideOfForOf(forOfStatement.expression, forOfStatement.awaitModifier) || anyType; } if (ts.isBindingPattern(declaration.parent)) { return getTypeForBindingElement(declaration); } // Use type from type annotation if one is present - if (declaration.type) { - return addOptionality(getTypeFromTypeNode(declaration.type), /*optional*/ declaration.questionToken && includeOptionality); + var typeNode = ts.getEffectiveTypeAnnotationNode(declaration); + if (typeNode) { + var declaredType = getTypeFromTypeNode(typeNode); + return addOptionality(declaredType, /*optional*/ declaration.questionToken && includeOptionality); } - if ((compilerOptions.noImplicitAny || declaration.flags & 65536 /* JavaScriptFile */) && - declaration.kind === 223 /* VariableDeclaration */ && !ts.isBindingPattern(declaration.name) && + if ((noImplicitAny || ts.isInJavaScriptFile(declaration)) && + declaration.kind === 226 /* VariableDeclaration */ && !ts.isBindingPattern(declaration.name) && !(ts.getCombinedModifierFlags(declaration) & 1 /* Export */) && !ts.isInAmbientContext(declaration)) { // If --noImplicitAny is on or the declaration is in a Javascript file, // use control flow tracked 'any' type for non-ambient, non-exported var or let variables with no @@ -27202,11 +27447,11 @@ var ts; return autoArrayType; } } - if (declaration.kind === 144 /* Parameter */) { + if (declaration.kind === 146 /* Parameter */) { var func = declaration.parent; // For a parameter of a set accessor, use the type of the get accessor if one is present - if (func.kind === 152 /* SetAccessor */ && !ts.hasDynamicName(func)) { - var getter = ts.getDeclarationOfKind(declaration.parent.symbol, 151 /* GetAccessor */); + if (func.kind === 154 /* SetAccessor */ && !ts.hasDynamicName(func)) { + var getter = ts.getDeclarationOfKind(declaration.parent.symbol, 153 /* GetAccessor */); if (getter) { var getterSignature = getSignatureFromDeclaration(getter); var thisParameter = getAccessorThisParameter(func); @@ -27220,7 +27465,7 @@ var ts; } // Use contextual parameter type if one is available var type = void 0; - if (declaration.symbol.name === "this") { + if (declaration.symbol.escapedName === "this") { type = getContextualThisParameterType(func); } else { @@ -27235,8 +27480,13 @@ var ts; var type = checkDeclarationInitializer(declaration); return addOptionality(type, /*optional*/ declaration.questionToken && includeOptionality); } + if (ts.isJsxAttribute(declaration)) { + // if JSX attribute doesn't have initializer, by default the attribute will have boolean value of true. + // I.e is sugar for + return trueType; + } // If it is a short-hand property assignment, use the type of the identifier - if (declaration.kind === 258 /* ShorthandPropertyAssignment */) { + if (declaration.kind === 262 /* ShorthandPropertyAssignment */) { return checkIdentifier(declaration.name); } // If the declaration specifies a binding pattern, use the type implied by the binding pattern @@ -27246,6 +27496,47 @@ var ts; // No type specified and nothing can be inferred return undefined; } + function getWidenedTypeFromJSSpecialPropertyDeclarations(symbol) { + var types = []; + var definedInConstructor = false; + var definedInMethod = false; + var jsDocType; + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + var expression = declaration.kind === 194 /* BinaryExpression */ ? declaration : + declaration.kind === 179 /* PropertyAccessExpression */ ? ts.getAncestor(declaration, 194 /* BinaryExpression */) : + undefined; + if (!expression) { + return unknownType; + } + if (ts.isPropertyAccessExpression(expression.left) && expression.left.expression.kind === 99 /* ThisKeyword */) { + if (ts.getThisContainer(expression, /*includeArrowFunctions*/ false).kind === 152 /* Constructor */) { + definedInConstructor = true; + } + else { + definedInMethod = true; + } + } + // If there is a JSDoc type, use it + var type_1 = getTypeForDeclarationFromJSDocComment(expression.parent); + if (type_1) { + var declarationType = getWidenedType(type_1); + if (!jsDocType) { + jsDocType = declarationType; + } + else if (jsDocType !== unknownType && declarationType !== unknownType && !isTypeIdenticalTo(jsDocType, declarationType)) { + var name = ts.getNameOfDeclaration(declaration); + error(name, ts.Diagnostics.Subsequent_variable_declarations_must_have_the_same_type_Variable_0_must_be_of_type_1_but_here_has_type_2, ts.declarationNameToString(name), typeToString(jsDocType), typeToString(declarationType)); + } + } + else if (!jsDocType) { + // If we don't have an explicit JSDoc type, get the type from the expression. + types.push(getWidenedLiteralType(checkExpressionCached(expression.right))); + } + } + var type = jsDocType || getUnionType(types, /*subtypeReduction*/ true); + return getWidenedType(addOptionality(type, definedInMethod && !definedInConstructor)); + } // Return the type implied by a binding pattern element. This is the type of the initializer of the element if // one is present. Otherwise, if the element is itself a binding pattern, it is the type implied by the binding // pattern. Otherwise, it is the type any. @@ -27256,14 +27547,14 @@ var ts; if (ts.isBindingPattern(element.name)) { return getTypeFromBindingPattern(element.name, includePatternInType, reportErrors); } - if (reportErrors && compilerOptions.noImplicitAny && !declarationBelongsToPrivateAmbientMember(element)) { + if (reportErrors && noImplicitAny && !declarationBelongsToPrivateAmbientMember(element)) { reportImplicitAnyError(element, anyType); } return anyType; } // Return the type implied by an object binding pattern function getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) { - var members = ts.createMap(); + var members = ts.createSymbolTable(); var stringIndexInfo; var hasComputedProperties = false; ts.forEach(pattern.elements, function (e) { @@ -27278,13 +27569,13 @@ var ts; return; } var text = ts.getTextOfPropertyName(name); - var flags = 4 /* Property */ | 67108864 /* Transient */ | (e.initializer ? 536870912 /* Optional */ : 0); + var flags = 4 /* Property */ | (e.initializer ? 16777216 /* Optional */ : 0); var symbol = createSymbol(flags, text); symbol.type = getTypeFromBindingElement(e, includePatternInType, reportErrors); symbol.bindingElement = e; - members[symbol.name] = symbol; + members.set(symbol.escapedName, symbol); }); - var result = createAnonymousType(undefined, members, emptyArray, emptyArray, stringIndexInfo, undefined); + var result = createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined); if (includePatternInType) { result.pattern = pattern; } @@ -27317,7 +27608,7 @@ var ts; // parameter with no type annotation or initializer, the type implied by the binding pattern becomes the type of // the parameter. function getTypeFromBindingPattern(pattern, includePatternInType, reportErrors) { - return pattern.kind === 172 /* ObjectBindingPattern */ + return pattern.kind === 174 /* ObjectBindingPattern */ ? getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) : getTypeFromArrayBindingPattern(pattern, includePatternInType, reportErrors); } @@ -27339,7 +27630,7 @@ var ts; // During a normal type check we'll never get to here with a property assignment (the check of the containing // object literal uses a different path). We exclude widening only so that language services and type verification // tools see the actual type. - if (declaration.kind === 257 /* PropertyAssignment */) { + if (declaration.kind === 261 /* PropertyAssignment */) { return type; } return getWidenedType(type); @@ -27347,7 +27638,7 @@ var ts; // Rest parameters default to type any[], other parameters default to type any type = declaration.dotDotDotToken ? anyArrayType : anyType; // Report implicit any errors unless this is a private property within an ambient declaration - if (reportErrors && compilerOptions.noImplicitAny) { + if (reportErrors && noImplicitAny) { if (!declarationBelongsToPrivateAmbientMember(declaration)) { reportImplicitAnyError(declaration, type); } @@ -27356,14 +27647,14 @@ var ts; } function declarationBelongsToPrivateAmbientMember(declaration) { var root = ts.getRootDeclaration(declaration); - var memberDeclaration = root.kind === 144 /* Parameter */ ? root.parent : root; + var memberDeclaration = root.kind === 146 /* Parameter */ ? root.parent : root; return isPrivateWithinAmbient(memberDeclaration); } function getTypeOfVariableOrParameterOrProperty(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { // Handle prototype property - if (symbol.flags & 134217728 /* Prototype */) { + if (symbol.flags & 4194304 /* Prototype */) { return links.type = getTypeOfPrototypeProperty(symbol); } // Handle catch clause variables @@ -27372,10 +27663,10 @@ var ts; return links.type = anyType; } // Handle export default expressions - if (declaration.kind === 240 /* ExportAssignment */) { + if (declaration.kind === 243 /* ExportAssignment */) { return links.type = checkExpression(declaration.expression); } - if (declaration.flags & 65536 /* JavaScriptFile */ && declaration.kind === 286 /* JSDocPropertyTag */ && declaration.typeExpression) { + if (ts.isInJavaScriptFile(declaration) && ts.isJSDocPropertyLikeTag(declaration) && declaration.typeExpression) { return links.type = getTypeFromTypeNode(declaration.typeExpression.type); } // Handle variable, parameter or property @@ -27388,19 +27679,9 @@ var ts; // * exports.p = expr // * this.p = expr // * className.prototype.method = expr - if (declaration.kind === 192 /* BinaryExpression */ || - declaration.kind === 177 /* PropertyAccessExpression */ && declaration.parent.kind === 192 /* BinaryExpression */) { - // Use JS Doc type if present on parent expression statement - if (declaration.flags & 65536 /* JavaScriptFile */) { - var jsdocType = ts.getJSDocType(declaration.parent); - if (jsdocType) { - return links.type = getTypeFromTypeNode(jsdocType); - } - } - var declaredTypes = ts.map(symbol.declarations, function (decl) { return decl.kind === 192 /* BinaryExpression */ ? - checkExpressionCached(decl.right) : - checkExpressionCached(decl.parent.right); }); - type = getUnionType(declaredTypes, /*subtypeReduction*/ true); + if (declaration.kind === 194 /* BinaryExpression */ || + declaration.kind === 179 /* PropertyAccessExpression */ && declaration.parent.kind === 194 /* BinaryExpression */) { + type = getWidenedTypeFromJSSpecialPropertyDeclarations(symbol); } else { type = getWidenedTypeForVariableLikeDeclaration(declaration, /*reportErrors*/ true); @@ -27414,11 +27695,12 @@ var ts; } function getAnnotatedAccessorType(accessor) { if (accessor) { - if (accessor.kind === 151 /* GetAccessor */) { - return accessor.type && getTypeFromTypeNode(accessor.type); + if (accessor.kind === 153 /* GetAccessor */) { + var getterTypeAnnotation = ts.getEffectiveReturnTypeNode(accessor); + return getterTypeAnnotation && getTypeFromTypeNode(getterTypeAnnotation); } else { - var setterTypeAnnotation = ts.getSetAccessorTypeAnnotationNode(accessor); + var setterTypeAnnotation = ts.getEffectiveSetAccessorTypeAnnotationNode(accessor); return setterTypeAnnotation && getTypeFromTypeNode(setterTypeAnnotation); } } @@ -27434,10 +27716,10 @@ var ts; function getTypeOfAccessors(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { - var getter = ts.getDeclarationOfKind(symbol, 151 /* GetAccessor */); - var setter = ts.getDeclarationOfKind(symbol, 152 /* SetAccessor */); - if (getter && getter.flags & 65536 /* JavaScriptFile */) { - var jsDocType = getTypeForVariableLikeDeclarationFromJSDocComment(getter); + var getter = ts.getDeclarationOfKind(symbol, 153 /* GetAccessor */); + var setter = ts.getDeclarationOfKind(symbol, 154 /* SetAccessor */); + if (getter && ts.isInJavaScriptFile(getter)) { + var jsDocType = getTypeForDeclarationFromJSDocComment(getter); if (jsDocType) { return links.type = jsDocType; } @@ -27463,7 +27745,7 @@ var ts; type = getReturnTypeFromBody(getter); } else { - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { if (setter) { error(setter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation, symbolToString(symbol)); } @@ -27478,8 +27760,8 @@ var ts; } if (!popTypeResolution()) { type = anyType; - if (compilerOptions.noImplicitAny) { - var getter_1 = ts.getDeclarationOfKind(symbol, 151 /* GetAccessor */); + if (noImplicitAny) { + var getter_1 = ts.getDeclarationOfKind(symbol, 153 /* GetAccessor */); error(getter_1, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, symbolToString(symbol)); } } @@ -27487,6 +27769,10 @@ var ts; } return links.type; } + function getBaseTypeVariableOfClass(symbol) { + var baseConstructorType = getBaseConstructorTypeOfClass(getDeclaredTypeOfClassOrInterface(symbol)); + return baseConstructorType.flags & 540672 /* TypeVariable */ ? baseConstructorType : undefined; + } function getTypeOfFuncClassEnumModule(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { @@ -27495,8 +27781,13 @@ var ts; } else { var type = createObjectType(16 /* Anonymous */, symbol); - links.type = strictNullChecks && symbol.flags & 536870912 /* Optional */ ? - includeFalsyTypes(type, 2048 /* Undefined */) : type; + if (symbol.flags & 32 /* Class */) { + var baseTypeVariable = getBaseTypeVariableOfClass(symbol); + links.type = baseTypeVariable ? getIntersectionType([type, baseTypeVariable]) : type; + } + else { + links.type = strictNullChecks && symbol.flags & 16777216 /* Optional */ ? getNullableType(type, 2048 /* Undefined */) : type; + } } } return links.type; @@ -27526,31 +27817,39 @@ var ts; function getTypeOfInstantiatedSymbol(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { - if (!pushTypeResolution(symbol, 0 /* Type */)) { - return unknownType; + if (symbolInstantiationDepth === 100) { + error(symbol.valueDeclaration, ts.Diagnostics.Generic_type_instantiation_is_excessively_deep_and_possibly_infinite); + links.type = unknownType; } - var type = instantiateType(getTypeOfSymbol(links.target), links.mapper); - if (!popTypeResolution()) { - type = reportCircularityError(symbol); + else { + if (!pushTypeResolution(symbol, 0 /* Type */)) { + return unknownType; + } + symbolInstantiationDepth++; + var type = instantiateType(getTypeOfSymbol(links.target), links.mapper); + symbolInstantiationDepth--; + if (!popTypeResolution()) { + type = reportCircularityError(symbol); + } + links.type = type; } - links.type = type; } return links.type; } function reportCircularityError(symbol) { // Check if variable has type annotation that circularly references the variable itself - if (symbol.valueDeclaration.type) { + if (ts.getEffectiveTypeAnnotationNode(symbol.valueDeclaration)) { error(symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_type_annotation, symbolToString(symbol)); return unknownType; } // Otherwise variable has initializer that circularly references the variable itself - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { error(symbol.valueDeclaration, ts.Diagnostics._0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer, symbolToString(symbol)); } return anyType; } function getTypeOfSymbol(symbol) { - if (symbol.flags & 16777216 /* Instantiated */) { + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { return getTypeOfInstantiatedSymbol(symbol); } if (symbol.flags & (3 /* Variable */ | 4 /* Property */)) { @@ -27565,19 +27864,30 @@ var ts; if (symbol.flags & 98304 /* Accessor */) { return getTypeOfAccessors(symbol); } - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { return getTypeOfAlias(symbol); } return unknownType; } + function isReferenceToType(type, target) { + return type !== undefined + && target !== undefined + && (getObjectFlags(type) & 4 /* Reference */) !== 0 + && type.target === target; + } function getTargetType(type) { return getObjectFlags(type) & 4 /* Reference */ ? type.target : type; } function hasBaseType(type, checkBase) { return check(type); function check(type) { - var target = getTargetType(type); - return target === checkBase || ts.forEach(getBaseTypes(target), check); + if (getObjectFlags(type) & (3 /* ClassOrInterface */ | 4 /* Reference */)) { + var target = getTargetType(type); + return target === checkBase || ts.forEach(getBaseTypes(target), check); + } + else if (type.flags & 131072 /* Intersection */) { + return ts.forEach(type.types, check); + } } } // Appends the type parameters given by a list of declarations to a set of type parameters and returns the resulting set. @@ -27587,38 +27897,50 @@ var ts; for (var _i = 0, declarations_2 = declarations; _i < declarations_2.length; _i++) { var declaration = declarations_2[_i]; var tp = getDeclaredTypeOfTypeParameter(getSymbolOfNode(declaration)); - if (!typeParameters) { - typeParameters = [tp]; - } - else if (!ts.contains(typeParameters, tp)) { - typeParameters.push(tp); - } + typeParameters = ts.appendIfUnique(typeParameters, tp); } return typeParameters; } - // Appends the outer type parameters of a node to a set of type parameters and returns the resulting set. The function - // allocates a new array if the input type parameter set is undefined, but otherwise it modifies the set in-place and - // returns the same array. - function appendOuterTypeParameters(typeParameters, node) { + // Return the outer type parameters of a node or undefined if the node has no outer type parameters. + function getOuterTypeParameters(node, includeThisTypes) { while (true) { node = node.parent; if (!node) { - return typeParameters; + return undefined; } - if (node.kind === 226 /* ClassDeclaration */ || node.kind === 197 /* ClassExpression */ || - node.kind === 225 /* FunctionDeclaration */ || node.kind === 184 /* FunctionExpression */ || - node.kind === 149 /* MethodDeclaration */ || node.kind === 185 /* ArrowFunction */) { - var declarations = node.typeParameters; - if (declarations) { - return appendTypeParameters(appendOuterTypeParameters(typeParameters, node), declarations); - } + switch (node.kind) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 150 /* MethodSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 273 /* JSDocFunctionType */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 231 /* TypeAliasDeclaration */: + case 282 /* JSDocTemplateTag */: + case 172 /* MappedType */: + var outerTypeParameters = getOuterTypeParameters(node, includeThisTypes); + if (node.kind === 172 /* MappedType */) { + return ts.append(outerTypeParameters, getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter))); + } + var outerAndOwnTypeParameters = appendTypeParameters(outerTypeParameters, ts.getEffectiveTypeParameterDeclarations(node) || ts.emptyArray); + var thisType = includeThisTypes && + (node.kind === 229 /* ClassDeclaration */ || node.kind === 199 /* ClassExpression */ || node.kind === 230 /* InterfaceDeclaration */) && + getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType; + return thisType ? ts.append(outerAndOwnTypeParameters, thisType) : outerAndOwnTypeParameters; } } } // The outer type parameters are those defined by enclosing generic classes, methods, or functions. function getOuterTypeParametersOfClassOrInterface(symbol) { - var declaration = symbol.flags & 32 /* Class */ ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 227 /* InterfaceDeclaration */); - return appendOuterTypeParameters(undefined, declaration); + var declaration = symbol.flags & 32 /* Class */ ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 230 /* InterfaceDeclaration */); + return getOuterTypeParameters(declaration); } // The local type parameters are the combined set of type parameters from all declarations of the class, // interface, or type alias. @@ -27626,8 +27948,8 @@ var ts; var result; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var node = _a[_i]; - if (node.kind === 227 /* InterfaceDeclaration */ || node.kind === 226 /* ClassDeclaration */ || - node.kind === 197 /* ClassExpression */ || node.kind === 228 /* TypeAliasDeclaration */) { + if (node.kind === 230 /* InterfaceDeclaration */ || node.kind === 229 /* ClassDeclaration */ || + node.kind === 199 /* ClassExpression */ || node.kind === 231 /* TypeAliasDeclaration */) { var declaration = node; if (declaration.typeParameters) { result = appendTypeParameters(result, declaration.typeParameters); @@ -27641,31 +27963,59 @@ var ts; function getTypeParametersOfClassOrInterface(symbol) { return ts.concatenate(getOuterTypeParametersOfClassOrInterface(symbol), getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol)); } + // A type is a mixin constructor if it has a single construct signature taking no type parameters and a single + // rest parameter of type any[]. + function isMixinConstructorType(type) { + var signatures = getSignaturesOfType(type, 1 /* Construct */); + if (signatures.length === 1) { + var s = signatures[0]; + return !s.typeParameters && s.parameters.length === 1 && s.hasRestParameter && getTypeOfParameter(s.parameters[0]) === anyArrayType; + } + return false; + } function isConstructorType(type) { - return type.flags & 32768 /* Object */ && getSignaturesOfType(type, 1 /* Construct */).length > 0; + if (isValidBaseType(type) && getSignaturesOfType(type, 1 /* Construct */).length > 0) { + return true; + } + if (type.flags & 540672 /* TypeVariable */) { + var constraint = getBaseConstraintOfType(type); + return constraint && isValidBaseType(constraint) && isMixinConstructorType(constraint); + } + return false; } function getBaseTypeNodeOfClass(type) { - return ts.getClassExtendsHeritageClauseElement(type.symbol.valueDeclaration); + var decl = type.symbol.valueDeclaration; + if (ts.isInJavaScriptFile(decl)) { + // Prefer an @augments tag because it may have type parameters. + var tag = ts.getJSDocAugmentsTag(decl); + if (tag) { + return tag.class; + } + } + return ts.getClassExtendsHeritageClauseElement(decl); } - function getConstructorsForTypeArguments(type, typeArgumentNodes) { - var typeArgCount = typeArgumentNodes ? typeArgumentNodes.length : 0; - return ts.filter(getSignaturesOfType(type, 1 /* Construct */), function (sig) { return (sig.typeParameters ? sig.typeParameters.length : 0) === typeArgCount; }); + function getConstructorsForTypeArguments(type, typeArgumentNodes, location) { + var typeArgCount = ts.length(typeArgumentNodes); + var isJavaScript = ts.isInJavaScriptFile(location); + return ts.filter(getSignaturesOfType(type, 1 /* Construct */), function (sig) { return (isJavaScript || typeArgCount >= getMinTypeArgumentCount(sig.typeParameters)) && typeArgCount <= ts.length(sig.typeParameters); }); } - function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes) { - var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes); - if (typeArgumentNodes) { - var typeArguments_1 = ts.map(typeArgumentNodes, getTypeFromTypeNode); - signatures = ts.map(signatures, function (sig) { return getSignatureInstantiation(sig, typeArguments_1); }); - } - return signatures; + function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes, location) { + var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes, location); + var typeArguments = ts.map(typeArgumentNodes, getTypeFromTypeNode); + return ts.sameMap(signatures, function (sig) { return ts.some(sig.typeParameters) ? getSignatureInstantiation(sig, typeArguments, ts.isInJavaScriptFile(location)) : sig; }); } - // The base constructor of a class can resolve to - // undefinedType if the class has no extends clause, - // unknownType if an error occurred during resolution of the extends expression, - // nullType if the extends expression is the null value, or - // an object type with at least one construct signature. + /** + * The base constructor of a class can resolve to + * * undefinedType if the class has no extends clause, + * * unknownType if an error occurred during resolution of the extends expression, + * * nullType if the extends expression is the null value, + * * anyType if the extends expression has type any, or + * * an object type with at least one construct signature. + */ function getBaseConstructorTypeOfClass(type) { if (!type.resolvedBaseConstructorType) { + var decl = type.symbol.valueDeclaration; + var extended = ts.getClassExtendsHeritageClauseElement(decl); var baseTypeNode = getBaseTypeNodeOfClass(type); if (!baseTypeNode) { return type.resolvedBaseConstructorType = undefinedType; @@ -27674,7 +28024,11 @@ var ts; return unknownType; } var baseConstructorType = checkExpression(baseTypeNode.expression); - if (baseConstructorType.flags & 32768 /* Object */) { + if (extended && baseTypeNode !== extended) { + ts.Debug.assert(!extended.typeArguments); // Because this is in a JS file, and baseTypeNode is in an @extends tag + checkExpression(extended.expression); + } + if (baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */)) { // Resolving the members of a class requires us to resolve the base class of that class. // We force resolution here such that we catch circularities now. resolveStructuredTypeMembers(baseConstructorType); @@ -27683,7 +28037,7 @@ var ts; error(type.symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_base_expression, symbolToString(type.symbol)); return type.resolvedBaseConstructorType = unknownType; } - if (baseConstructorType !== unknownType && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) { + if (!(baseConstructorType.flags & 1 /* Any */) && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) { error(baseTypeNode.expression, ts.Diagnostics.Type_0_is_not_a_constructor_function_type, typeToString(baseConstructorType)); return type.resolvedBaseConstructorType = unknownType; } @@ -27711,12 +28065,13 @@ var ts; return type.resolvedBaseTypes; } function resolveBaseTypesOfClass(type) { - type.resolvedBaseTypes = type.resolvedBaseTypes || emptyArray; - var baseConstructorType = getBaseConstructorTypeOfClass(type); - if (!(baseConstructorType.flags & 32768 /* Object */)) { + type.resolvedBaseTypes = ts.emptyArray; + var baseConstructorType = getApparentType(getBaseConstructorTypeOfClass(type)); + if (!(baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */ | 1 /* Any */))) { return; } var baseTypeNode = getBaseTypeNodeOfClass(type); + var typeArgs = typeArgumentsFromTypeReferenceNode(baseTypeNode); var baseType; var originalBaseType = baseConstructorType && baseConstructorType.symbol ? getDeclaredTypeOfSymbol(baseConstructorType.symbol) : undefined; if (baseConstructorType.symbol && baseConstructorType.symbol.flags & 32 /* Class */ && @@ -27724,68 +28079,64 @@ var ts; // When base constructor type is a class with no captured type arguments we know that the constructors all have the same type parameters as the // class and all return the instance type of the class. There is no need for further checks and we can apply the // type arguments in the same manner as a type reference to get the same error reporting experience. - baseType = getTypeFromClassOrInterfaceReference(baseTypeNode, baseConstructorType.symbol); + baseType = getTypeFromClassOrInterfaceReference(baseTypeNode, baseConstructorType.symbol, typeArgs); + } + else if (baseConstructorType.flags & 1 /* Any */) { + baseType = baseConstructorType; } else { // The class derives from a "class-like" constructor function, check that we have at least one construct signature // with a matching number of type parameters and use the return type of the first instantiated signature. Elsewhere // we check that all instantiated signatures return the same type. - var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments); + var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments, baseTypeNode); if (!constructors.length) { error(baseTypeNode.expression, ts.Diagnostics.No_base_constructor_has_the_specified_number_of_type_arguments); return; } baseType = getReturnTypeOfSignature(constructors[0]); } - // In a JS file, you can use the @augments jsdoc tag to specify a base type with type parameters - var valueDecl = type.symbol.valueDeclaration; - if (valueDecl && ts.isInJavaScriptFile(valueDecl)) { - var augTag = ts.getJSDocAugmentsTag(type.symbol.valueDeclaration); - if (augTag) { - baseType = getTypeFromTypeNode(augTag.typeExpression.type); - } - } if (baseType === unknownType) { return; } - if (!(getObjectFlags(getTargetType(baseType)) & 3 /* ClassOrInterface */)) { + if (!isValidBaseType(baseType)) { error(baseTypeNode.expression, ts.Diagnostics.Base_constructor_return_type_0_is_not_a_class_or_interface_type, typeToString(baseType)); return; } if (type === baseType || hasBaseType(baseType, type)) { - error(valueDecl, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */)); + error(type.symbol.valueDeclaration, ts.Diagnostics.Type_0_recursively_references_itself_as_a_base_type, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */)); return; } - if (type.resolvedBaseTypes === emptyArray) { - type.resolvedBaseTypes = [baseType]; - } - else { - type.resolvedBaseTypes.push(baseType); - } + type.resolvedBaseTypes = [baseType]; } function areAllOuterTypeParametersApplied(type) { // An unapplied type parameter has its symbol still the same as the matching argument symbol. // Since parameters are applied outer-to-inner, only the last outer parameter needs to be checked. var outerTypeParameters = type.outerTypeParameters; if (outerTypeParameters) { - var last = outerTypeParameters.length - 1; + var last_1 = outerTypeParameters.length - 1; var typeArguments = type.typeArguments; - return outerTypeParameters[last].symbol !== typeArguments[last].symbol; + return outerTypeParameters[last_1].symbol !== typeArguments[last_1].symbol; } return true; } + // A valid base type is `any`, any non-generic object type or intersection of non-generic + // object types. + function isValidBaseType(type) { + return type.flags & (32768 /* Object */ | 16777216 /* NonPrimitive */ | 1 /* Any */) && !isGenericMappedType(type) || + type.flags & 131072 /* Intersection */ && !ts.forEach(type.types, function (t) { return !isValidBaseType(t); }); + } function resolveBaseTypesOfInterface(type) { - type.resolvedBaseTypes = type.resolvedBaseTypes || emptyArray; + type.resolvedBaseTypes = type.resolvedBaseTypes || ts.emptyArray; for (var _i = 0, _a = type.symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 227 /* InterfaceDeclaration */ && ts.getInterfaceBaseTypeNodes(declaration)) { + if (declaration.kind === 230 /* InterfaceDeclaration */ && ts.getInterfaceBaseTypeNodes(declaration)) { for (var _b = 0, _c = ts.getInterfaceBaseTypeNodes(declaration); _b < _c.length; _b++) { var node = _c[_b]; var baseType = getTypeFromTypeNode(node); if (baseType !== unknownType) { - if (getObjectFlags(getTargetType(baseType)) & 3 /* ClassOrInterface */) { + if (isValidBaseType(baseType)) { if (type !== baseType && !hasBaseType(baseType, type)) { - if (type.resolvedBaseTypes === emptyArray) { + if (type.resolvedBaseTypes === ts.emptyArray) { type.resolvedBaseTypes = [baseType]; } else { @@ -27810,7 +28161,7 @@ var ts; function isIndependentInterface(symbol) { for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 227 /* InterfaceDeclaration */) { + if (declaration.kind === 230 /* InterfaceDeclaration */) { if (declaration.flags & 64 /* ContainsThis */) { return false; } @@ -27848,7 +28199,7 @@ var ts; type.outerTypeParameters = outerTypeParameters; type.localTypeParameters = localTypeParameters; type.instantiations = ts.createMap(); - type.instantiations[getTypeListId(type.typeParameters)] = type; + type.instantiations.set(getTypeListId(type.typeParameters), type); type.target = type; type.typeArguments = type.typeParameters; type.thisType = createType(16384 /* TypeParameter */); @@ -27867,20 +28218,12 @@ var ts; if (!pushTypeResolution(symbol, 2 /* DeclaredType */)) { return unknownType; } - var declaration = ts.getDeclarationOfKind(symbol, 285 /* JSDocTypedefTag */); - var type = void 0; - if (declaration) { - if (declaration.jsDocTypeLiteral) { - type = getTypeFromTypeNode(declaration.jsDocTypeLiteral); - } - else { - type = getTypeFromTypeNode(declaration.typeExpression.type); - } - } - else { - declaration = ts.getDeclarationOfKind(symbol, 228 /* TypeAliasDeclaration */); - type = getTypeFromTypeNode(declaration.type); - } + var declaration = ts.find(symbol.declarations, function (d) { + return d.kind === 283 /* JSDocTypedefTag */ || d.kind === 231 /* TypeAliasDeclaration */; + }); + var typeNode = declaration.kind === 283 /* JSDocTypedefTag */ ? declaration.typeExpression : declaration.type; + // If typeNode is missing, we will error in checkJSDocTypedefTag. + var type = typeNode ? getTypeFromTypeNode(typeNode) : unknownType; if (popTypeResolution()) { var typeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol); if (typeParameters) { @@ -27888,7 +28231,7 @@ var ts; // an instantiation of the type alias with the type parameters supplied as type arguments. links.typeParameters = typeParameters; links.instantiations = ts.createMap(); - links.instantiations[getTypeListId(typeParameters)] = type; + links.instantiations.set(getTypeListId(typeParameters), type); } } else { @@ -27899,77 +28242,88 @@ var ts; } return links.declaredType; } - function isLiteralEnumMember(symbol, member) { + function isLiteralEnumMember(member) { var expr = member.initializer; if (!expr) { return !ts.isInAmbientContext(member); } - return expr.kind === 8 /* NumericLiteral */ || - expr.kind === 190 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && - expr.operand.kind === 8 /* NumericLiteral */ || - expr.kind === 70 /* Identifier */ && !!symbol.exports[expr.text]; + switch (expr.kind) { + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + return true; + case 192 /* PrefixUnaryExpression */: + return expr.operator === 38 /* MinusToken */ && + expr.operand.kind === 8 /* NumericLiteral */; + case 71 /* Identifier */: + return ts.nodeIsMissing(expr) || !!getSymbolOfNode(member.parent).exports.get(expr.escapedText); + default: + return false; + } } - function enumHasLiteralMembers(symbol) { + function getEnumKind(symbol) { + var links = getSymbolLinks(symbol); + if (links.enumKind !== undefined) { + return links.enumKind; + } + var hasNonLiteralMember = false; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 229 /* EnumDeclaration */) { + if (declaration.kind === 232 /* EnumDeclaration */) { for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { var member = _c[_b]; - if (!isLiteralEnumMember(symbol, member)) { - return false; + if (member.initializer && member.initializer.kind === 9 /* StringLiteral */) { + return links.enumKind = 1 /* Literal */; + } + if (!isLiteralEnumMember(member)) { + hasNonLiteralMember = true; } } } } - return true; + return links.enumKind = hasNonLiteralMember ? 0 /* Numeric */ : 1 /* Literal */; } - function createEnumLiteralType(symbol, baseType, text) { - var type = createType(256 /* EnumLiteral */); - type.symbol = symbol; - type.baseType = baseType; - type.text = text; - return type; + function getBaseTypeOfEnumLiteralType(type) { + return type.flags & 256 /* EnumLiteral */ && !(type.flags & 65536 /* Union */) ? getDeclaredTypeOfSymbol(getParentOfSymbol(type.symbol)) : type; } function getDeclaredTypeOfEnum(symbol) { var links = getSymbolLinks(symbol); - if (!links.declaredType) { - var enumType = links.declaredType = createType(16 /* Enum */); - enumType.symbol = symbol; - if (enumHasLiteralMembers(symbol)) { - var memberTypeList = []; - var memberTypes = ts.createMap(); - for (var _i = 0, _a = enumType.symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (declaration.kind === 229 /* EnumDeclaration */) { - computeEnumMemberValues(declaration); - for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { - var member = _c[_b]; - var memberSymbol = getSymbolOfNode(member); - var value = getEnumMemberValue(member); - if (!memberTypes[value]) { - var memberType = memberTypes[value] = createEnumLiteralType(memberSymbol, enumType, "" + value); - memberTypeList.push(memberType); - } - } + if (links.declaredType) { + return links.declaredType; + } + if (getEnumKind(symbol) === 1 /* Literal */) { + enumCount++; + var memberTypeList = []; + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + if (declaration.kind === 232 /* EnumDeclaration */) { + for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { + var member = _c[_b]; + var memberType = getLiteralType(getEnumMemberValue(member), enumCount, getSymbolOfNode(member)); + getSymbolLinks(getSymbolOfNode(member)).declaredType = memberType; + memberTypeList.push(memberType); } } - enumType.memberTypes = memberTypes; - if (memberTypeList.length > 1) { - enumType.flags |= 65536 /* Union */; - enumType.types = memberTypeList; - unionTypes[getTypeListId(memberTypeList)] = enumType; + } + if (memberTypeList.length) { + var enumType_1 = getUnionType(memberTypeList, /*subtypeReduction*/ false, symbol, /*aliasTypeArguments*/ undefined); + if (enumType_1.flags & 65536 /* Union */) { + enumType_1.flags |= 256 /* EnumLiteral */; + enumType_1.symbol = symbol; } + return links.declaredType = enumType_1; } } - return links.declaredType; + var enumType = createType(16 /* Enum */); + enumType.symbol = symbol; + return links.declaredType = enumType; } function getDeclaredTypeOfEnumMember(symbol) { var links = getSymbolLinks(symbol); if (!links.declaredType) { var enumType = getDeclaredTypeOfEnum(getParentOfSymbol(symbol)); - links.declaredType = enumType.flags & 65536 /* Union */ ? - enumType.memberTypes[getEnumMemberValue(symbol.valueDeclaration)] : - enumType; + if (!links.declaredType) { + links.declaredType = enumType; + } } return links.declaredType; } @@ -27978,9 +28332,6 @@ var ts; if (!links.declaredType) { var type = createType(16384 /* TypeParameter */); type.symbol = symbol; - if (!ts.getDeclarationOfKind(symbol, 143 /* TypeParameter */).constraint) { - type.constraint = noConstraintType; - } links.declaredType = type; } return links.declaredType; @@ -27993,7 +28344,9 @@ var ts; return links.declaredType; } function getDeclaredTypeOfSymbol(symbol) { - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0); + return tryGetDeclaredTypeOfSymbol(symbol) || unknownType; + } + function tryGetDeclaredTypeOfSymbol(symbol) { if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { return getDeclaredTypeOfClassOrInterface(symbol); } @@ -28009,10 +28362,10 @@ var ts; if (symbol.flags & 8 /* EnumMember */) { return getDeclaredTypeOfEnumMember(symbol); } - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { return getDeclaredTypeOfAlias(symbol); } - return unknownType; + return undefined; } // A type reference is considered independent if each type argument is considered independent. function isIndependentTypeReference(node) { @@ -28031,20 +28384,21 @@ var ts; // considered independent. function isIndependentType(node) { switch (node.kind) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 129 /* NeverKeyword */: - case 171 /* LiteralType */: + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 137 /* SymbolKeyword */: + case 134 /* ObjectKeyword */: + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 130 /* NeverKeyword */: + case 173 /* LiteralType */: return true; - case 162 /* ArrayType */: + case 164 /* ArrayType */: return isIndependentType(node.elementType); - case 157 /* TypeReference */: + case 159 /* TypeReference */: return isIndependentTypeReference(node); } return false; @@ -28052,13 +28406,17 @@ var ts; // A variable-like declaration is considered independent (free of this references) if it has a type annotation // that specifies an independent type, or if it has no type annotation and no initializer (and thus of type any). function isIndependentVariableLikeDeclaration(node) { - return node.type && isIndependentType(node.type) || !node.type && !node.initializer; + var typeNode = ts.getEffectiveTypeAnnotationNode(node); + return typeNode ? isIndependentType(typeNode) : !node.initializer; } // A function-like declaration is considered independent (free of this references) if it has a return type // annotation that is considered independent and if each parameter is considered independent. function isIndependentFunctionLikeDeclaration(node) { - if (node.kind !== 150 /* Constructor */ && (!node.type || !isIndependentType(node.type))) { - return false; + if (node.kind !== 152 /* Constructor */) { + var typeNode = ts.getEffectiveReturnTypeNode(node); + if (!typeNode || !isIndependentType(typeNode)) { + return false; + } } for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; @@ -28078,41 +28436,33 @@ var ts; var declaration = symbol.declarations[0]; if (declaration) { switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return isIndependentVariableLikeDeclaration(declaration); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: return isIndependentFunctionLikeDeclaration(declaration); } } } return false; } - function createSymbolTable(symbols) { - var result = ts.createMap(); - for (var _i = 0, symbols_1 = symbols; _i < symbols_1.length; _i++) { - var symbol = symbols_1[_i]; - result[symbol.name] = symbol; - } - return result; - } // The mappingThisOnly flag indicates that the only type parameter being mapped is "this". When the flag is true, // we check symbols to see if we can quickly conclude they are free of "this" references, thus needing no instantiation. function createInstantiatedSymbolTable(symbols, mapper, mappingThisOnly) { - var result = ts.createMap(); + var result = ts.createSymbolTable(); for (var _i = 0, symbols_2 = symbols; _i < symbols_2.length; _i++) { var symbol = symbols_2[_i]; - result[symbol.name] = mappingThisOnly && isIndependentMember(symbol) ? symbol : instantiateSymbol(symbol, mapper); + result.set(symbol.escapedName, mappingThisOnly && isIndependentMember(symbol) ? symbol : instantiateSymbol(symbol, mapper)); } return result; } function addInheritedMembers(symbols, baseSymbols) { for (var _i = 0, baseSymbols_1 = baseSymbols; _i < baseSymbols_1.length; _i++) { var s = baseSymbols_1[_i]; - if (!symbols[s.name]) { - symbols[s.name] = s; + if (!symbols.has(s.escapedName)) { + symbols.set(s.escapedName, s); } } } @@ -28120,8 +28470,8 @@ var ts; if (!type.declaredProperties) { var symbol = type.symbol; type.declaredProperties = getNamedMembers(symbol.members); - type.declaredCallSignatures = getSignaturesOfSymbol(symbol.members["__call"]); - type.declaredConstructSignatures = getSignaturesOfSymbol(symbol.members["__new"]); + type.declaredCallSignatures = getSignaturesOfSymbol(symbol.members.get("__call" /* Call */)); + type.declaredConstructSignatures = getSignaturesOfSymbol(symbol.members.get("__new" /* New */)); type.declaredStringIndexInfo = getIndexInfoOfSymbol(symbol, 0 /* String */); type.declaredNumberIndexInfo = getIndexInfoOfSymbol(symbol, 1 /* Number */); } @@ -28129,7 +28479,14 @@ var ts; } function getTypeWithThisArgument(type, thisArgument) { if (getObjectFlags(type) & 4 /* Reference */) { - return createTypeReference(type.target, ts.concatenate(type.typeArguments, [thisArgument || type.target.thisType])); + var target = type.target; + var typeArguments = type.typeArguments; + if (ts.length(target.typeParameters) === ts.length(typeArguments)) { + return createTypeReference(target, ts.concatenate(typeArguments, [thisArgument || target.thisType])); + } + } + else if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(ts.map(type.types, function (t) { return getTypeWithThisArgument(t, thisArgument); })); } return type; } @@ -28142,7 +28499,7 @@ var ts; var numberIndexInfo; if (ts.rangeEquals(typeParameters, typeArguments, 0, typeParameters.length)) { mapper = identityMapper; - members = source.symbol ? source.symbol.members : createSymbolTable(source.declaredProperties); + members = source.symbol ? source.symbol.members : ts.createSymbolTable(source.declaredProperties); callSignatures = source.declaredCallSignatures; constructSignatures = source.declaredConstructSignatures; stringIndexInfo = source.declaredStringIndexInfo; @@ -28159,23 +28516,27 @@ var ts; var baseTypes = getBaseTypes(source); if (baseTypes.length) { if (source.symbol && members === source.symbol.members) { - members = createSymbolTable(source.declaredProperties); + members = ts.createSymbolTable(source.declaredProperties); } var thisArgument = ts.lastOrUndefined(typeArguments); for (var _i = 0, baseTypes_1 = baseTypes; _i < baseTypes_1.length; _i++) { var baseType = baseTypes_1[_i]; var instantiatedBaseType = thisArgument ? getTypeWithThisArgument(instantiateType(baseType, mapper), thisArgument) : baseType; - addInheritedMembers(members, getPropertiesOfObjectType(instantiatedBaseType)); + addInheritedMembers(members, getPropertiesOfType(instantiatedBaseType)); callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(instantiatedBaseType, 0 /* Call */)); constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(instantiatedBaseType, 1 /* Construct */)); - stringIndexInfo = stringIndexInfo || getIndexInfoOfType(instantiatedBaseType, 0 /* String */); + if (!stringIndexInfo) { + stringIndexInfo = instantiatedBaseType === anyType ? + createIndexInfo(anyType, /*isReadonly*/ false) : + getIndexInfoOfType(instantiatedBaseType, 0 /* String */); + } numberIndexInfo = numberIndexInfo || getIndexInfoOfType(instantiatedBaseType, 1 /* Number */); } } setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); } function resolveClassOrInterfaceMembers(type) { - resolveObjectTypeMembers(type, resolveDeclaredMembers(type), emptyArray, emptyArray); + resolveObjectTypeMembers(type, resolveDeclaredMembers(type), ts.emptyArray, ts.emptyArray); } function resolveTypeReferenceMembers(type) { var source = resolveDeclaredMembers(type.target); @@ -28204,17 +28565,19 @@ var ts; var baseConstructorType = getBaseConstructorTypeOfClass(classType); var baseSignatures = getSignaturesOfType(baseConstructorType, 1 /* Construct */); if (baseSignatures.length === 0) { - return [createSignature(undefined, classType.localTypeParameters, undefined, emptyArray, classType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false)]; + return [createSignature(undefined, classType.localTypeParameters, undefined, ts.emptyArray, classType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false)]; } var baseTypeNode = getBaseTypeNodeOfClass(classType); - var typeArguments = ts.map(baseTypeNode.typeArguments, getTypeFromTypeNode); - var typeArgCount = typeArguments ? typeArguments.length : 0; + var isJavaScript = ts.isInJavaScriptFile(baseTypeNode); + var typeArguments = typeArgumentsFromTypeReferenceNode(baseTypeNode); + var typeArgCount = ts.length(typeArguments); var result = []; for (var _i = 0, baseSignatures_1 = baseSignatures; _i < baseSignatures_1.length; _i++) { var baseSig = baseSignatures_1[_i]; - var typeParamCount = baseSig.typeParameters ? baseSig.typeParameters.length : 0; - if (typeParamCount === typeArgCount) { - var sig = typeParamCount ? createSignatureInstantiation(baseSig, typeArguments) : cloneSignature(baseSig); + var minTypeArgumentCount = getMinTypeArgumentCount(baseSig.typeParameters); + var typeParamCount = ts.length(baseSig.typeParameters); + if ((isJavaScript || typeArgCount >= minTypeArgumentCount) && typeArgCount <= typeParamCount) { + var sig = typeParamCount ? createSignatureInstantiation(baseSig, fillMissingTypeArguments(typeArguments, baseSig.typeParameters, minTypeArgumentCount, isJavaScript)) : cloneSignature(baseSig); sig.typeParameters = classType.localTypeParameters; sig.resolvedReturnType = classType; result.push(sig); @@ -28251,9 +28614,7 @@ var ts; if (!match) { return undefined; } - if (!ts.contains(result, match)) { - (result || (result = [])).push(match); - } + result = ts.appendIfUnique(result, match); } return result; } @@ -28277,7 +28638,7 @@ var ts; s = cloneSignature(signature); if (ts.forEach(unionSignatures, function (sig) { return sig.thisParameter; })) { var thisType = getUnionType(ts.map(unionSignatures, function (sig) { return getTypeOfSymbol(sig.thisParameter) || anyType; }), /*subtypeReduction*/ true); - s.thisParameter = createTransientSymbol(signature.thisParameter, thisType); + s.thisParameter = createSymbolWithType(signature.thisParameter, thisType); } // Clear resolved return type we possibly got from cloneSignature s.resolvedReturnType = undefined; @@ -28288,7 +28649,7 @@ var ts; } } } - return result || emptyArray; + return result || ts.emptyArray; } function getUnionIndexInfo(types, kind) { var indexTypes = []; @@ -28322,22 +28683,57 @@ var ts; function unionSpreadIndexInfos(info1, info2) { return info1 && info2 && createIndexInfo(getUnionType([info1.type, info2.type]), info1.isReadonly || info2.isReadonly); } + function includeMixinType(type, types, index) { + var mixedTypes = []; + for (var i = 0; i < types.length; i++) { + if (i === index) { + mixedTypes.push(type); + } + else if (isMixinConstructorType(types[i])) { + mixedTypes.push(getReturnTypeOfSignature(getSignaturesOfType(types[i], 1 /* Construct */)[0])); + } + } + return getIntersectionType(mixedTypes); + } function resolveIntersectionTypeMembers(type) { // The members and properties collections are empty for intersection types. To get all properties of an // intersection type use getPropertiesOfType (only the language service uses this). - var callSignatures = emptyArray; - var constructSignatures = emptyArray; - var stringIndexInfo = undefined; - var numberIndexInfo = undefined; - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var t = _a[_i]; + var callSignatures = ts.emptyArray; + var constructSignatures = ts.emptyArray; + var stringIndexInfo; + var numberIndexInfo; + var types = type.types; + var mixinCount = ts.countWhere(types, isMixinConstructorType); + var _loop_3 = function (i) { + var t = type.types[i]; + // When an intersection type contains mixin constructor types, the construct signatures from + // those types are discarded and their return types are mixed into the return types of all + // other construct signatures in the intersection type. For example, the intersection type + // '{ new(...args: any[]) => A } & { new(s: string) => B }' has a single construct signature + // 'new(s: string) => A & B'. + if (mixinCount === 0 || mixinCount === types.length && i === 0 || !isMixinConstructorType(t)) { + var signatures = getSignaturesOfType(t, 1 /* Construct */); + if (signatures.length && mixinCount > 0) { + signatures = ts.map(signatures, function (s) { + var clone = cloneSignature(s); + clone.resolvedReturnType = includeMixinType(getReturnTypeOfSignature(s), types, i); + return clone; + }); + } + constructSignatures = ts.concatenate(constructSignatures, signatures); + } callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(t, 0 /* Call */)); - constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(t, 1 /* Construct */)); stringIndexInfo = intersectIndexInfos(stringIndexInfo, getIndexInfoOfType(t, 0 /* String */)); numberIndexInfo = intersectIndexInfos(numberIndexInfo, getIndexInfoOfType(t, 1 /* Number */)); + }; + for (var i = 0; i < types.length; i++) { + _loop_3(i); } setStructuredTypeMembers(type, emptySymbols, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); } + /** + * Converts an AnonymousType to a ResolvedType. + */ function resolveAnonymousTypeMembers(type) { var symbol = type.symbol; if (type.target) { @@ -28350,8 +28746,8 @@ var ts; } else if (symbol.flags & 2048 /* TypeLiteral */) { var members = symbol.members; - var callSignatures = getSignaturesOfSymbol(members["__call"]); - var constructSignatures = getSignaturesOfSymbol(members["__new"]); + var callSignatures = getSignaturesOfSymbol(members.get("__call" /* Call */)); + var constructSignatures = getSignaturesOfSymbol(members.get("__new" /* New */)); var stringIndexInfo = getIndexInfoOfSymbol(symbol, 0 /* String */); var numberIndexInfo = getIndexInfoOfSymbol(symbol, 1 /* Number */); setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); @@ -28359,24 +28755,23 @@ var ts; else { // Combinations of function, class, enum and module var members = emptySymbols; - var constructSignatures = emptyArray; - if (symbol.flags & 1952 /* HasExports */) { + var stringIndexInfo = undefined; + if (symbol.exports) { members = getExportsOfSymbol(symbol); } if (symbol.flags & 32 /* Class */) { var classType = getDeclaredTypeOfClassOrInterface(symbol); - constructSignatures = getSignaturesOfSymbol(symbol.members["__constructor"]); - if (!constructSignatures.length) { - constructSignatures = getDefaultConstructSignatures(classType); - } var baseConstructorType = getBaseConstructorTypeOfClass(classType); - if (baseConstructorType.flags & 32768 /* Object */) { - members = createSymbolTable(getNamedMembers(members)); - addInheritedMembers(members, getPropertiesOfObjectType(baseConstructorType)); + if (baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */ | 540672 /* TypeVariable */)) { + members = ts.createSymbolTable(getNamedMembers(members)); + addInheritedMembers(members, getPropertiesOfType(baseConstructorType)); + } + else if (baseConstructorType === anyType) { + stringIndexInfo = createIndexInfo(anyType, /*isReadonly*/ false); } } var numberIndexInfo = symbol.flags & 384 /* Enum */ ? enumNumberIndexInfo : undefined; - setStructuredTypeMembers(type, members, emptyArray, constructSignatures, undefined, numberIndexInfo); + setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); // We resolve the members before computing the signatures because a signature may use // typeof with a qualified name expression that circularly references the type we are // in the process of resolving (see issue #6072). The temporarily empty signature list @@ -28384,26 +28779,38 @@ var ts; if (symbol.flags & (16 /* Function */ | 8192 /* Method */)) { type.callSignatures = getSignaturesOfSymbol(symbol); } + // And likewise for construct signatures for classes + if (symbol.flags & 32 /* Class */) { + var classType = getDeclaredTypeOfClassOrInterface(symbol); + var constructSignatures = getSignaturesOfSymbol(symbol.members.get("__constructor" /* Constructor */)); + if (!constructSignatures.length) { + constructSignatures = getDefaultConstructSignatures(classType); + } + type.constructSignatures = constructSignatures; + } } } /** Resolve the members of a mapped type { [P in K]: T } */ function resolveMappedTypeMembers(type) { - var members = ts.createMap(); + var members = ts.createSymbolTable(); var stringIndexInfo; // Resolve upfront such that recursive references see an empty object type. - setStructuredTypeMembers(type, emptySymbols, emptyArray, emptyArray, undefined, undefined); + setStructuredTypeMembers(type, emptySymbols, ts.emptyArray, ts.emptyArray, undefined, undefined); // In { [P in K]: T }, we refer to P as the type parameter type, K as the constraint type, // and T as the template type. var typeParameter = getTypeParameterFromMappedType(type); var constraintType = getConstraintTypeFromMappedType(type); var templateType = getTemplateTypeFromMappedType(type); - var modifiersType = getApparentType(getModifiersTypeFromMappedType(type)); + var modifiersType = getApparentType(getModifiersTypeFromMappedType(type)); // The 'T' in 'keyof T' var templateReadonly = !!type.declaration.readonlyToken; var templateOptional = !!type.declaration.questionToken; - if (type.declaration.typeParameter.constraint.kind === 168 /* TypeOperator */) { + if (type.declaration.typeParameter.constraint.kind === 170 /* TypeOperator */) { // We have a { [P in keyof T]: X } - forEachType(getLiteralTypeFromPropertyNames(modifiersType), addMemberForKeyType); - if (getIndexInfoOfType(modifiersType, 0 /* String */)) { + for (var _i = 0, _a = getPropertiesOfType(modifiersType); _i < _a.length; _i++) { + var propertySymbol = _a[_i]; + addMemberForKeyType(getLiteralTypeFromPropertyName(propertySymbol), propertySymbol); + } + if (modifiersType.flags & 1 /* Any */ || getIndexInfoOfType(modifiersType, 0 /* String */)) { addMemberForKeyType(stringType); } } @@ -28415,26 +28822,38 @@ var ts; var iterationType = keyType.flags & 262144 /* Index */ ? getIndexType(getApparentType(keyType.type)) : keyType; forEachType(iterationType, addMemberForKeyType); } - setStructuredTypeMembers(type, members, emptyArray, emptyArray, stringIndexInfo, undefined); - function addMemberForKeyType(t) { + setStructuredTypeMembers(type, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, undefined); + function addMemberForKeyType(t, propertySymbolOrIndex) { + var propertySymbol; + // forEachType delegates to forEach, which calls with a numeric second argument + // the type system currently doesn't catch this incompatibility, so we annotate + // the function ourselves to indicate the runtime behavior and deal with it here + if (typeof propertySymbolOrIndex === "object") { + propertySymbol = propertySymbolOrIndex; + } // Create a mapper from T to the current iteration type constituent. Then, if the // mapped type is itself an instantiated type, combine the iteration mapper with the // instantiation mapper. - var iterationMapper = createUnaryTypeMapper(typeParameter, t); + var iterationMapper = createTypeMapper([typeParameter], [t]); var templateMapper = type.mapper ? combineTypeMappers(type.mapper, iterationMapper) : iterationMapper; var propType = instantiateType(templateType, templateMapper); // If the current iteration type constituent is a string literal type, create a property. // Otherwise, for type string create a string index signature. if (t.flags & 32 /* StringLiteral */) { - var propName = t.text; + var propName = ts.escapeLeadingUnderscores(t.value); var modifiersProp = getPropertyOfType(modifiersType, propName); - var isOptional = templateOptional || !!(modifiersProp && modifiersProp.flags & 536870912 /* Optional */); - var prop = createSymbol(4 /* Property */ | 67108864 /* Transient */ | (isOptional ? 536870912 /* Optional */ : 0), propName); + var isOptional = templateOptional || !!(modifiersProp && modifiersProp.flags & 16777216 /* Optional */); + var prop = createSymbol(4 /* Property */ | (isOptional ? 16777216 /* Optional */ : 0), propName); + prop.checkFlags = templateReadonly || modifiersProp && isReadonlySymbol(modifiersProp) ? 8 /* Readonly */ : 0; prop.type = propType; - prop.isReadonly = templateReadonly || modifiersProp && isReadonlySymbol(modifiersProp); - members[propName] = prop; + if (propertySymbol) { + prop.syntheticOrigin = propertySymbol; + prop.declarations = propertySymbol.declarations; + } + prop.syntheticLiteralTypeOrigin = t; + members.set(propName, prop); } - else if (t.flags & 2 /* String */) { + else if (t.flags & (1 /* Any */ | 2 /* String */)) { stringIndexInfo = createIndexInfo(propType, templateReadonly); } } @@ -28456,7 +28875,7 @@ var ts; function getModifiersTypeFromMappedType(type) { if (!type.modifiersType) { var constraintDeclaration = type.declaration.typeParameter.constraint; - if (constraintDeclaration.kind === 168 /* TypeOperator */) { + if (constraintDeclaration.kind === 170 /* TypeOperator */) { // If the constraint declaration is a 'keyof T' node, the modifiers type is T. We check // AST nodes here because, when T is a non-generic type, the logic below eagerly resolves // 'keyof T' to a literal union type and we can't recover T from that type. @@ -28474,15 +28893,11 @@ var ts; } return type.modifiersType; } - function getErasedTemplateTypeFromMappedType(type) { - return instantiateType(getTemplateTypeFromMappedType(type), createUnaryTypeMapper(getTypeParameterFromMappedType(type), anyType)); + function isPartialMappedType(type) { + return getObjectFlags(type) & 32 /* Mapped */ && !!type.declaration.questionToken; } function isGenericMappedType(type) { - if (getObjectFlags(type) & 32 /* Mapped */) { - var constraintType = getConstraintTypeFromMappedType(type); - return maybeTypeOfKind(constraintType, 540672 /* TypeVariable */ | 262144 /* Index */); - } - return false; + return getObjectFlags(type) & 32 /* Mapped */ && isGenericIndexType(getConstraintTypeFromMappedType(type)); } function resolveStructuredTypeMembers(type) { if (!type.members) { @@ -28514,45 +28929,43 @@ var ts; if (type.flags & 32768 /* Object */) { return resolveStructuredTypeMembers(type).properties; } - return emptyArray; + return ts.emptyArray; } /** If the given type is an object type and that type has a property by the given name, - * return the symbol for that property. Otherwise return undefined. */ + * return the symbol for that property. Otherwise return undefined. + */ function getPropertyOfObjectType(type, name) { if (type.flags & 32768 /* Object */) { var resolved = resolveStructuredTypeMembers(type); - var symbol = resolved.members[name]; + var symbol = resolved.members.get(name); if (symbol && symbolIsValue(symbol)) { return symbol; } } } function getPropertiesOfUnionOrIntersectionType(type) { - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var current = _a[_i]; - for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) { - var prop = _c[_b]; - getUnionOrIntersectionProperty(type, prop.name); - } - // The properties of a union type are those that are present in all constituent types, so - // we only need to check the properties of the first type - if (type.flags & 65536 /* Union */) { - break; - } - } - var props = type.resolvedProperties; - if (props) { - var result = []; - for (var key in props) { - var prop = props[key]; - // We need to filter out partial properties in union types - if (!(prop.flags & 268435456 /* SyntheticProperty */ && prop.isPartial)) { - result.push(prop); + if (!type.resolvedProperties) { + var members = ts.createSymbolTable(); + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var current = _a[_i]; + for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) { + var prop = _c[_b]; + if (!members.has(prop.escapedName)) { + var combinedProp = getPropertyOfUnionOrIntersectionType(type, prop.escapedName); + if (combinedProp) { + members.set(prop.escapedName, combinedProp); + } + } + } + // The properties of a union type are those that are present in all constituent types, so + // we only need to check the properties of the first type + if (type.flags & 65536 /* Union */) { + break; } } - return result; + type.resolvedProperties = getNamedMembers(members); } - return emptyArray; + return type.resolvedProperties; } function getPropertiesOfType(type) { type = getApparentType(type); @@ -28560,19 +28973,163 @@ var ts; getPropertiesOfUnionOrIntersectionType(type) : getPropertiesOfObjectType(type); } + function getAllPossiblePropertiesOfTypes(types) { + var unionType = getUnionType(types); + if (!(unionType.flags & 65536 /* Union */)) { + return getPropertiesOfType(unionType); + } + var props = ts.createSymbolTable(); + for (var _i = 0, types_2 = types; _i < types_2.length; _i++) { + var memberType = types_2[_i]; + for (var _a = 0, _b = getPropertiesOfType(memberType); _a < _b.length; _a++) { + var escapedName = _b[_a].escapedName; + if (!props.has(escapedName)) { + props.set(escapedName, createUnionOrIntersectionProperty(unionType, escapedName)); + } + } + } + return ts.arrayFrom(props.values()); + } + function getConstraintOfType(type) { + return type.flags & 16384 /* TypeParameter */ ? getConstraintOfTypeParameter(type) : + type.flags & 524288 /* IndexedAccess */ ? getConstraintOfIndexedAccess(type) : + getBaseConstraintOfType(type); + } + function getConstraintOfTypeParameter(typeParameter) { + return hasNonCircularBaseConstraint(typeParameter) ? getConstraintFromTypeParameter(typeParameter) : undefined; + } + function getConstraintOfIndexedAccess(type) { + var transformed = getTransformedIndexedAccessType(type); + if (transformed) { + return transformed; + } + var baseObjectType = getBaseConstraintOfType(type.objectType); + var baseIndexType = getBaseConstraintOfType(type.indexType); + return baseObjectType || baseIndexType ? getIndexedAccessType(baseObjectType || type.objectType, baseIndexType || type.indexType) : undefined; + } + function getBaseConstraintOfType(type) { + if (type.flags & (540672 /* TypeVariable */ | 196608 /* UnionOrIntersection */)) { + var constraint = getResolvedBaseConstraint(type); + if (constraint !== noConstraintType && constraint !== circularConstraintType) { + return constraint; + } + } + else if (type.flags & 262144 /* Index */) { + return stringType; + } + return undefined; + } + function hasNonCircularBaseConstraint(type) { + return getResolvedBaseConstraint(type) !== circularConstraintType; + } /** - * The apparent type of a type parameter is the base constraint instantiated with the type parameter - * as the type argument for the 'this' type. + * Return the resolved base constraint of a type variable. The noConstraintType singleton is returned if the + * type variable has no constraint, and the circularConstraintType singleton is returned if the constraint + * circularly references the type variable. */ - function getApparentTypeOfTypeVariable(type) { - if (!type.resolvedApparentType) { - var constraintType = getConstraintOfTypeVariable(type); - while (constraintType && constraintType.flags & 16384 /* TypeParameter */) { - constraintType = getConstraintOfTypeVariable(constraintType); + function getResolvedBaseConstraint(type) { + var typeStack; + var circular; + if (!type.resolvedBaseConstraint) { + typeStack = []; + var constraint = getBaseConstraint(type); + type.resolvedBaseConstraint = circular ? circularConstraintType : getTypeWithThisArgument(constraint || noConstraintType, type); + } + return type.resolvedBaseConstraint; + function getBaseConstraint(t) { + if (ts.contains(typeStack, t)) { + circular = true; + return undefined; } - type.resolvedApparentType = getTypeWithThisArgument(constraintType || emptyObjectType, type); + typeStack.push(t); + var result = computeBaseConstraint(t); + typeStack.pop(); + return result; } - return type.resolvedApparentType; + function computeBaseConstraint(t) { + if (t.flags & 16384 /* TypeParameter */) { + var constraint = getConstraintFromTypeParameter(t); + return t.isThisType ? constraint : + constraint ? getBaseConstraint(constraint) : undefined; + } + if (t.flags & 196608 /* UnionOrIntersection */) { + var types = t.types; + var baseTypes = []; + for (var _i = 0, types_3 = types; _i < types_3.length; _i++) { + var type_2 = types_3[_i]; + var baseType = getBaseConstraint(type_2); + if (baseType) { + baseTypes.push(baseType); + } + } + return t.flags & 65536 /* Union */ && baseTypes.length === types.length ? getUnionType(baseTypes) : + t.flags & 131072 /* Intersection */ && baseTypes.length ? getIntersectionType(baseTypes) : + undefined; + } + if (t.flags & 262144 /* Index */) { + return stringType; + } + if (t.flags & 524288 /* IndexedAccess */) { + var transformed = getTransformedIndexedAccessType(t); + if (transformed) { + return getBaseConstraint(transformed); + } + var baseObjectType = getBaseConstraint(t.objectType); + var baseIndexType = getBaseConstraint(t.indexType); + var baseIndexedAccess = baseObjectType && baseIndexType ? getIndexedAccessType(baseObjectType, baseIndexType) : undefined; + return baseIndexedAccess && baseIndexedAccess !== unknownType ? getBaseConstraint(baseIndexedAccess) : undefined; + } + if (isGenericMappedType(t)) { + return emptyObjectType; + } + return t; + } + } + function getApparentTypeOfIntersectionType(type) { + return type.resolvedApparentType || (type.resolvedApparentType = getTypeWithThisArgument(type, type)); + } + function getResolvedTypeParameterDefault(typeParameter) { + if (!typeParameter.default) { + if (typeParameter.target) { + var targetDefault = getResolvedTypeParameterDefault(typeParameter.target); + typeParameter.default = targetDefault ? instantiateType(targetDefault, typeParameter.mapper) : noConstraintType; + } + else { + // To block recursion, set the initial value to the resolvingDefaultType. + typeParameter.default = resolvingDefaultType; + var defaultDeclaration = typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; }); + var defaultType = defaultDeclaration ? getTypeFromTypeNode(defaultDeclaration) : noConstraintType; + if (typeParameter.default === resolvingDefaultType) { + // If we have not been called recursively, set the correct default type. + typeParameter.default = defaultType; + } + } + } + else if (typeParameter.default === resolvingDefaultType) { + // If we are called recursively for this type parameter, mark the default as circular. + typeParameter.default = circularConstraintType; + } + return typeParameter.default; + } + /** + * Gets the default type for a type parameter. + * + * If the type parameter is the result of an instantiation, this gets the instantiated + * default type of its target. If the type parameter has no default type or the default is + * circular, `undefined` is returned. + */ + function getDefaultFromTypeParameter(typeParameter) { + var defaultType = getResolvedTypeParameterDefault(typeParameter); + return defaultType !== noConstraintType && defaultType !== circularConstraintType ? defaultType : undefined; + } + function hasNonCircularTypeParameterDefault(typeParameter) { + return getResolvedTypeParameterDefault(typeParameter) !== circularConstraintType; + } + /** + * Indicates whether the declaration of a typeParameter has a default type. + */ + function hasTypeParameterDefault(typeParameter) { + return !!(typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameterDeclaration(decl) && decl.default; })); } /** * For a type parameter, return the base constraint of the type parameter. For the string, number, @@ -28580,52 +29137,56 @@ var ts; * type itself. Note that the apparent type of a union type is the union type itself. */ function getApparentType(type) { - var t = type.flags & 540672 /* TypeVariable */ ? getApparentTypeOfTypeVariable(type) : type; - return t.flags & 262178 /* StringLike */ ? globalStringType : - t.flags & 340 /* NumberLike */ ? globalNumberType : - t.flags & 136 /* BooleanLike */ ? globalBooleanType : - t.flags & 512 /* ESSymbol */ ? getGlobalESSymbolType() : - t; + var t = type.flags & 540672 /* TypeVariable */ ? getBaseConstraintOfType(type) || emptyObjectType : type; + return t.flags & 131072 /* Intersection */ ? getApparentTypeOfIntersectionType(t) : + t.flags & 262178 /* StringLike */ ? globalStringType : + t.flags & 84 /* NumberLike */ ? globalNumberType : + t.flags & 136 /* BooleanLike */ ? globalBooleanType : + t.flags & 512 /* ESSymbol */ ? getGlobalESSymbolType(/*reportErrors*/ languageVersion >= 2 /* ES2015 */) : + t.flags & 16777216 /* NonPrimitive */ ? emptyObjectType : + t; } function createUnionOrIntersectionProperty(containingType, name) { - var types = containingType.types; var props; + var types = containingType.types; + var isUnion = containingType.flags & 65536 /* Union */; + var excludeModifiers = isUnion ? 24 /* NonPublicAccessibilityModifier */ : 0; // Flags we want to propagate to the result if they exist in all source symbols - var commonFlags = (containingType.flags & 131072 /* Intersection */) ? 536870912 /* Optional */ : 0 /* None */; - var isReadonly = false; - var isPartial = false; - for (var _i = 0, types_2 = types; _i < types_2.length; _i++) { - var current = types_2[_i]; + var commonFlags = isUnion ? 0 /* None */ : 16777216 /* Optional */; + var syntheticFlag = 4 /* SyntheticMethod */; + var checkFlags = 0; + for (var _i = 0, types_4 = types; _i < types_4.length; _i++) { + var current = types_4[_i]; var type = getApparentType(current); if (type !== unknownType) { var prop = getPropertyOfType(type, name); - if (prop && !(getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */))) { + var modifiers = prop ? ts.getDeclarationModifierFlagsFromSymbol(prop) : 0; + if (prop && !(modifiers & excludeModifiers)) { commonFlags &= prop.flags; - if (!props) { - props = [prop]; - } - else if (!ts.contains(props, prop)) { - props.push(prop); - } - if (isReadonlySymbol(prop)) { - isReadonly = true; + props = ts.appendIfUnique(props, prop); + checkFlags |= (isReadonlySymbol(prop) ? 8 /* Readonly */ : 0) | + (!(modifiers & 24 /* NonPublicAccessibilityModifier */) ? 64 /* ContainsPublic */ : 0) | + (modifiers & 16 /* Protected */ ? 128 /* ContainsProtected */ : 0) | + (modifiers & 8 /* Private */ ? 256 /* ContainsPrivate */ : 0) | + (modifiers & 32 /* Static */ ? 512 /* ContainsStatic */ : 0); + if (!isMethodLike(prop)) { + syntheticFlag = 2 /* SyntheticProperty */; } } - else if (containingType.flags & 65536 /* Union */) { - isPartial = true; + else if (isUnion) { + checkFlags |= 16 /* Partial */; } } } if (!props) { return undefined; } - if (props.length === 1 && !isPartial) { + if (props.length === 1 && !(checkFlags & 16 /* Partial */)) { return props[0]; } var propTypes = []; var declarations = []; var commonType = undefined; - var hasNonUniformType = false; for (var _a = 0, props_1 = props; _a < props_1.length; _a++) { var prop = props_1[_a]; if (prop.declarations) { @@ -28636,17 +29197,15 @@ var ts; commonType = type; } else if (type !== commonType) { - hasNonUniformType = true; + checkFlags |= 32 /* HasNonUniformType */; } propTypes.push(type); } - var result = createSymbol(4 /* Property */ | 67108864 /* Transient */ | 268435456 /* SyntheticProperty */ | commonFlags, name); + var result = createSymbol(4 /* Property */ | commonFlags, name); + result.checkFlags = syntheticFlag | checkFlags; result.containingType = containingType; - result.hasNonUniformType = hasNonUniformType; - result.isPartial = isPartial; result.declarations = declarations; - result.isReadonly = isReadonly; - result.type = containingType.flags & 65536 /* Union */ ? getUnionType(propTypes) : getIntersectionType(propTypes); + result.type = isUnion ? getUnionType(propTypes) : getIntersectionType(propTypes); return result; } // Return the symbol for a given property in a union or intersection type, or undefined if the property @@ -28655,12 +29214,12 @@ var ts; // these partial properties when identifying discriminant properties, but otherwise they are filtered out // and do not appear to be present in the union type. function getUnionOrIntersectionProperty(type, name) { - var properties = type.resolvedProperties || (type.resolvedProperties = ts.createMap()); - var property = properties[name]; + var properties = type.propertyCache || (type.propertyCache = ts.createSymbolTable()); + var property = properties.get(name); if (!property) { property = createUnionOrIntersectionProperty(type, name); if (property) { - properties[name] = property; + properties.set(name, property); } } return property; @@ -28668,7 +29227,7 @@ var ts; function getPropertyOfUnionOrIntersectionType(type, name) { var property = getUnionOrIntersectionProperty(type, name); // We need to filter out partial properties in union types - return property && !(property.flags & 268435456 /* SyntheticProperty */ && property.isPartial) ? property : undefined; + return property && !(ts.getCheckFlags(property) & 16 /* Partial */) ? property : undefined; } /** * Return the symbol for the property with the given name in the given type. Creates synthetic union properties when @@ -28682,7 +29241,7 @@ var ts; type = getApparentType(type); if (type.flags & 32768 /* Object */) { var resolved = resolveStructuredTypeMembers(type); - var symbol = resolved.members[name]; + var symbol = resolved.members.get(name); if (symbol && symbolIsValue(symbol)) { return symbol; } @@ -28704,7 +29263,7 @@ var ts; var resolved = resolveStructuredTypeMembers(type); return kind === 0 /* Call */ ? resolved.callSignatures : resolved.constructSignatures; } - return emptyArray; + return ts.emptyArray; } /** * Return the signatures of the given kind in the given type. Creates synthetic union signatures when necessary and @@ -28734,11 +29293,11 @@ var ts; return getIndexTypeOfStructuredType(getApparentType(type), kind); } function getImplicitIndexTypeOfType(type, kind) { - if (isObjectLiteralType(type)) { + if (isObjectTypeWithInferableIndex(type)) { var propTypes = []; for (var _i = 0, _a = getPropertiesOfType(type); _i < _a.length; _i++) { var prop = _a[_i]; - if (kind === 0 /* String */ || isNumericLiteralName(prop.name)) { + if (kind === 0 /* String */ || isNumericLiteralName(prop.escapedName)) { propTypes.push(getTypeOfSymbol(prop)); } } @@ -28748,39 +29307,28 @@ var ts; } return undefined; } - function getTypeParametersFromJSDocTemplate(declaration) { - if (declaration.flags & 65536 /* JavaScriptFile */) { - var templateTag = ts.getJSDocTemplateTag(declaration); - if (templateTag) { - return getTypeParametersFromDeclaration(templateTag.typeParameters); - } - } - return undefined; - } // Return list of type parameters with duplicates removed (duplicate identifier errors are generated in the actual // type checking functions). - function getTypeParametersFromDeclaration(typeParameterDeclarations) { - var result = []; - ts.forEach(typeParameterDeclarations, function (node) { + function getTypeParametersFromDeclaration(declaration) { + var result; + ts.forEach(ts.getEffectiveTypeParameterDeclarations(declaration), function (node) { var tp = getDeclaredTypeOfTypeParameter(node.symbol); - if (!ts.contains(result, tp)) { - result.push(tp); - } + result = ts.appendIfUnique(result, tp); }); return result; } function symbolsToArray(symbols) { var result = []; - for (var id in symbols) { + symbols.forEach(function (symbol, id) { if (!isReservedMemberName(id)) { - result.push(symbols[id]); + result.push(symbol); } - } + }); return result; } function isJSDocOptionalParameter(node) { - if (node.flags & 65536 /* JavaScriptFile */) { - if (node.type && node.type.kind === 273 /* JSDocOptionalType */) { + if (ts.isInJavaScriptFile(node)) { + if (node.type && node.type.kind === 272 /* JSDocOptionalType */) { return true; } var paramTags = ts.getJSDocParameterTags(node); @@ -28791,7 +29339,7 @@ var ts; return true; } if (paramTag.typeExpression) { - return paramTag.typeExpression.type.kind === 273 /* JSDocOptionalType */; + return paramTag.typeExpression.type.kind === 272 /* JSDocOptionalType */; } } } @@ -28801,7 +29349,7 @@ var ts; if (ts.isExternalModuleNameRelative(moduleName)) { return undefined; } - var symbol = getSymbol(globals, "\"" + moduleName + "\"", 512 /* ValueModule */); + var symbol = getSymbol(globals, '"' + moduleName + '"', 512 /* ValueModule */); // merged symbol is module declaration symbol combined with all augmentations return symbol && withAugmentations ? getMergedSymbol(symbol) : symbol; } @@ -28816,14 +29364,20 @@ var ts; ts.Debug.assert(parameterIndex >= 0); return parameterIndex >= signature.minArgumentCount; } + var iife = ts.getImmediatelyInvokedFunctionExpression(node.parent); + if (iife) { + return !node.type && + !node.dotDotDotToken && + ts.indexOf(node.parent.parameters, node) >= iife.arguments.length; + } return false; } function createTypePredicateFromTypePredicateNode(node) { - if (node.parameterName.kind === 70 /* Identifier */) { - var parameterName = node.parameterName; + var parameterName = node.parameterName; + if (parameterName.kind === 71 /* Identifier */) { return { kind: 1 /* Identifier */, - parameterName: parameterName ? parameterName.text : undefined, + parameterName: parameterName ? parameterName.escapedText : undefined, parameterIndex: parameterName ? getTypePredicateParameterIndex(node.parent.parameters, parameterName) : undefined, type: getTypeFromTypeNode(node.type) }; @@ -28835,73 +29389,121 @@ var ts; }; } } + /** + * Gets the minimum number of type arguments needed to satisfy all non-optional type + * parameters. + */ + function getMinTypeArgumentCount(typeParameters) { + var minTypeArgumentCount = 0; + if (typeParameters) { + for (var i = 0; i < typeParameters.length; i++) { + if (!hasTypeParameterDefault(typeParameters[i])) { + minTypeArgumentCount = i + 1; + } + } + } + return minTypeArgumentCount; + } + /** + * Fill in default types for unsupplied type arguments. If `typeArguments` is undefined + * when a default type is supplied, a new array will be created and returned. + * + * @param typeArguments The supplied type arguments. + * @param typeParameters The requested type parameters. + * @param minTypeArgumentCount The minimum number of required type arguments. + */ + function fillMissingTypeArguments(typeArguments, typeParameters, minTypeArgumentCount, isJavaScript) { + var numTypeParameters = ts.length(typeParameters); + if (numTypeParameters) { + var numTypeArguments = ts.length(typeArguments); + if ((isJavaScript || numTypeArguments >= minTypeArgumentCount) && numTypeArguments <= numTypeParameters) { + if (!typeArguments) { + typeArguments = []; + } + // Map an unsatisfied type parameter with a default type. + // If a type parameter does not have a default type, or if the default type + // is a forward reference, the empty object type is used. + for (var i = numTypeArguments; i < numTypeParameters; i++) { + typeArguments[i] = getDefaultTypeArgumentType(isJavaScript); + } + for (var i = numTypeArguments; i < numTypeParameters; i++) { + var mapper = createTypeMapper(typeParameters, typeArguments); + var defaultType = getDefaultFromTypeParameter(typeParameters[i]); + typeArguments[i] = defaultType ? instantiateType(defaultType, mapper) : getDefaultTypeArgumentType(isJavaScript); + } + } + } + return typeArguments; + } function getSignatureFromDeclaration(declaration) { var links = getNodeLinks(declaration); if (!links.resolvedSignature) { var parameters = []; var hasLiteralTypes = false; - var minArgumentCount = -1; + var minArgumentCount = 0; var thisParameter = undefined; var hasThisParameter = void 0; + var iife = ts.getImmediatelyInvokedFunctionExpression(declaration); var isJSConstructSignature = ts.isJSDocConstructSignature(declaration); + var isUntypedSignatureInJSFile = !iife && !isJSConstructSignature && ts.isInJavaScriptFile(declaration) && !ts.hasJSDocParameterTags(declaration); // If this is a JSDoc construct signature, then skip the first parameter in the // parameter list. The first parameter represents the return type of the construct // signature. - for (var i = isJSConstructSignature ? 1 : 0, n = declaration.parameters.length; i < n; i++) { + for (var i = isJSConstructSignature ? 1 : 0; i < declaration.parameters.length; i++) { var param = declaration.parameters[i]; var paramSymbol = param.symbol; // Include parameter symbol instead of property symbol in the signature if (paramSymbol && !!(paramSymbol.flags & 4 /* Property */) && !ts.isBindingPattern(param.name)) { - var resolvedSymbol = resolveName(param, paramSymbol.name, 107455 /* Value */, undefined, undefined); + var resolvedSymbol = resolveName(param, paramSymbol.escapedName, 107455 /* Value */, undefined, undefined, /*isUse*/ false); paramSymbol = resolvedSymbol; } - if (i === 0 && paramSymbol.name === "this") { + if (i === 0 && paramSymbol.escapedName === "this") { hasThisParameter = true; thisParameter = param.symbol; } else { parameters.push(paramSymbol); } - if (param.type && param.type.kind === 171 /* LiteralType */) { + if (param.type && param.type.kind === 173 /* LiteralType */) { hasLiteralTypes = true; } - if (param.initializer || param.questionToken || param.dotDotDotToken || isJSDocOptionalParameter(param)) { - if (minArgumentCount < 0) { - minArgumentCount = i - (hasThisParameter ? 1 : 0); - } - } - else { - // If we see any required parameters, it means the prior ones were not in fact optional. - minArgumentCount = -1; + // Record a new minimum argument count if this is not an optional parameter + var isOptionalParameter_1 = param.initializer || param.questionToken || param.dotDotDotToken || + iife && parameters.length > iife.arguments.length && !param.type || + isJSDocOptionalParameter(param) || + isUntypedSignatureInJSFile; + if (!isOptionalParameter_1) { + minArgumentCount = parameters.length; } } // If only one accessor includes a this-type annotation, the other behaves as if it had the same type annotation - if ((declaration.kind === 151 /* GetAccessor */ || declaration.kind === 152 /* SetAccessor */) && + if ((declaration.kind === 153 /* GetAccessor */ || declaration.kind === 154 /* SetAccessor */) && !ts.hasDynamicName(declaration) && (!hasThisParameter || !thisParameter)) { - var otherKind = declaration.kind === 151 /* GetAccessor */ ? 152 /* SetAccessor */ : 151 /* GetAccessor */; + var otherKind = declaration.kind === 153 /* GetAccessor */ ? 154 /* SetAccessor */ : 153 /* GetAccessor */; var other = ts.getDeclarationOfKind(declaration.symbol, otherKind); if (other) { thisParameter = getAnnotatedAccessorThisParameter(other); } } - if (minArgumentCount < 0) { - minArgumentCount = declaration.parameters.length - (hasThisParameter ? 1 : 0); - } - if (isJSConstructSignature) { - minArgumentCount--; - } - var classType = declaration.kind === 150 /* Constructor */ ? + var classType = declaration.kind === 152 /* Constructor */ ? getDeclaredTypeOfClassOrInterface(getMergedSymbol(declaration.parent.symbol)) : undefined; - var typeParameters = classType ? classType.localTypeParameters : - declaration.typeParameters ? getTypeParametersFromDeclaration(declaration.typeParameters) : - getTypeParametersFromJSDocTemplate(declaration); + var typeParameters = classType ? classType.localTypeParameters : getTypeParametersFromDeclaration(declaration); var returnType = getSignatureReturnTypeFromDeclaration(declaration, isJSConstructSignature, classType); - var typePredicate = declaration.type && declaration.type.kind === 156 /* TypePredicate */ ? + var typePredicate = declaration.type && declaration.type.kind === 158 /* TypePredicate */ ? createTypePredicateFromTypePredicateNode(declaration.type) : undefined; - links.resolvedSignature = createSignature(declaration, typeParameters, thisParameter, parameters, returnType, typePredicate, minArgumentCount, ts.hasRestParameter(declaration), hasLiteralTypes); + // JS functions get a free rest parameter if they reference `arguments` + var hasRestLikeParameter = ts.hasRestParameter(declaration); + if (!hasRestLikeParameter && ts.isInJavaScriptFile(declaration) && containsArgumentsReference(declaration)) { + hasRestLikeParameter = true; + var syntheticArgsSymbol = createSymbol(3 /* Variable */, "args"); + syntheticArgsSymbol.type = anyArrayType; + syntheticArgsSymbol.isRestParameter = true; + parameters.push(syntheticArgsSymbol); + } + links.resolvedSignature = createSignature(declaration, typeParameters, thisParameter, parameters, returnType, typePredicate, minArgumentCount, hasRestLikeParameter, hasLiteralTypes); } return links.resolvedSignature; } @@ -28912,46 +29514,69 @@ var ts; else if (classType) { return classType; } - else if (declaration.type) { - return getTypeFromTypeNode(declaration.type); - } - if (declaration.flags & 65536 /* JavaScriptFile */) { - var type = getReturnTypeFromJSDocComment(declaration); - if (type && type !== unknownType) { - return type; - } + var typeNode = ts.getEffectiveReturnTypeNode(declaration); + if (typeNode) { + return getTypeFromTypeNode(typeNode); } // TypeScript 1.0 spec (April 2014): // If only one accessor includes a type annotation, the other behaves as if it had the same type annotation. - if (declaration.kind === 151 /* GetAccessor */ && !ts.hasDynamicName(declaration)) { - var setter = ts.getDeclarationOfKind(declaration.symbol, 152 /* SetAccessor */); + if (declaration.kind === 153 /* GetAccessor */ && !ts.hasDynamicName(declaration)) { + var setter = ts.getDeclarationOfKind(declaration.symbol, 154 /* SetAccessor */); return getAnnotatedAccessorType(setter); } if (ts.nodeIsMissing(declaration.body)) { return anyType; } } + function containsArgumentsReference(declaration) { + var links = getNodeLinks(declaration); + if (links.containsArgumentsReference === undefined) { + if (links.flags & 8192 /* CaptureArguments */) { + links.containsArgumentsReference = true; + } + else { + links.containsArgumentsReference = traverse(declaration.body); + } + } + return links.containsArgumentsReference; + function traverse(node) { + if (!node) + return false; + switch (node.kind) { + case 71 /* Identifier */: + return node.escapedText === "arguments" && ts.isPartOfExpression(node); + case 149 /* PropertyDeclaration */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return node.name.kind === 144 /* ComputedPropertyName */ + && traverse(node.name); + default: + return !ts.nodeStartsNewLexicalEnvironment(node) && !ts.isPartOfTypeNode(node) && ts.forEachChild(node, traverse); + } + } + } function getSignaturesOfSymbol(symbol) { if (!symbol) - return emptyArray; + return ts.emptyArray; var result = []; - for (var i = 0, len = symbol.declarations.length; i < len; i++) { + for (var i = 0; i < symbol.declarations.length; i++) { var node = symbol.declarations[i]; switch (node.kind) { - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 274 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 273 /* JSDocFunctionType */: // Don't include signature if node is the implementation of an overloaded function. A node is considered // an implementation node if it has a body and the previous node is of the same kind and immediately // precedes the implementation node (i.e. has the same parent and ends where the implementation starts). @@ -28998,10 +29623,11 @@ var ts; } if (!popTypeResolution()) { type = anyType; - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { var declaration = signature.declaration; - if (declaration.name) { - error(declaration.name, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, ts.declarationNameToString(declaration.name)); + var name = ts.getNameOfDeclaration(declaration); + if (name) { + error(name, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, ts.declarationNameToString(name)); } else { error(declaration, ts.Diagnostics.Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions); @@ -29012,6 +29638,9 @@ var ts; } return signature.resolvedReturnType; } + function isResolvingReturnTypeOfSignature(signature) { + return !signature.resolvedReturnType && findResolutionCycleStartIndex(signature, 3 /* ResolvedReturnType */) >= 0; + } function getRestTypeOfSignature(signature) { if (signature.hasRestParameter) { var type = getTypeOfSymbol(ts.lastOrUndefined(signature.parameters)); @@ -29021,21 +29650,41 @@ var ts; } return anyType; } - function getSignatureInstantiation(signature, typeArguments) { + function getSignatureInstantiation(signature, typeArguments, isJavascript) { + typeArguments = fillMissingTypeArguments(typeArguments, signature.typeParameters, getMinTypeArgumentCount(signature.typeParameters), isJavascript); var instantiations = signature.instantiations || (signature.instantiations = ts.createMap()); var id = getTypeListId(typeArguments); - return instantiations[id] || (instantiations[id] = createSignatureInstantiation(signature, typeArguments)); + var instantiation = instantiations.get(id); + if (!instantiation) { + instantiations.set(id, instantiation = createSignatureInstantiation(signature, typeArguments)); + } + return instantiation; } function createSignatureInstantiation(signature, typeArguments) { return instantiateSignature(signature, createTypeMapper(signature.typeParameters, typeArguments), /*eraseTypeParameters*/ true); } function getErasedSignature(signature) { - if (!signature.typeParameters) - return signature; - if (!signature.erasedSignatureCache) { - signature.erasedSignatureCache = instantiateSignature(signature, createTypeEraser(signature.typeParameters), /*eraseTypeParameters*/ true); - } - return signature.erasedSignatureCache; + return signature.typeParameters ? + signature.erasedSignatureCache || (signature.erasedSignatureCache = createErasedSignature(signature)) : + signature; + } + function createErasedSignature(signature) { + // Create an instantiation of the signature where all type arguments are the any type. + return instantiateSignature(signature, createTypeEraser(signature.typeParameters), /*eraseTypeParameters*/ true); + } + function getCanonicalSignature(signature) { + return signature.typeParameters ? + signature.canonicalSignatureCache || (signature.canonicalSignatureCache = createCanonicalSignature(signature)) : + signature; + } + function createCanonicalSignature(signature) { + // Create an instantiation of the signature where each unconstrained type parameter is replaced with + // its original. When a generic class or interface is instantiated, each generic method in the class or + // interface is instantiated with a fresh set of cloned type parameters (which we need to handle scenarios + // where different generations of the same type parameter are in scope). This leads to a lot of new type + // identities, and potentially a lot of work comparing those identities, so here we create an instantiation + // that uses the original type identities for all unconstrained type parameters. + return getSignatureInstantiation(signature, ts.map(signature.typeParameters, function (tp) { return tp.target && !getConstraintOfTypeParameter(tp.target) ? tp.target : tp; }), ts.isInJavaScriptFile(signature.declaration)); } function getOrCreateTypeFromSignature(signature) { // There are two ways to declare a construct signature, one is by declaring a class constructor @@ -29043,21 +29692,21 @@ var ts; // object type literal or interface (using the new keyword). Each way of declaring a constructor // will result in a different declaration kind. if (!signature.isolatedSignatureType) { - var isConstructor = signature.declaration.kind === 150 /* Constructor */ || signature.declaration.kind === 154 /* ConstructSignature */; + var isConstructor = signature.declaration.kind === 152 /* Constructor */ || signature.declaration.kind === 156 /* ConstructSignature */; var type = createObjectType(16 /* Anonymous */); type.members = emptySymbols; - type.properties = emptyArray; - type.callSignatures = !isConstructor ? [signature] : emptyArray; - type.constructSignatures = isConstructor ? [signature] : emptyArray; + type.properties = ts.emptyArray; + type.callSignatures = !isConstructor ? [signature] : ts.emptyArray; + type.constructSignatures = isConstructor ? [signature] : ts.emptyArray; signature.isolatedSignatureType = type; } return signature.isolatedSignatureType; } function getIndexSymbol(symbol) { - return symbol.members["__index"]; + return symbol.members.get("__index" /* Index */); } function getIndexDeclarationOfSymbol(symbol, kind) { - var syntaxKind = kind === 1 /* Number */ ? 132 /* NumberKeyword */ : 134 /* StringKeyword */; + var syntaxKind = kind === 1 /* Number */ ? 133 /* NumberKeyword */ : 136 /* StringKeyword */; var indexSymbol = getIndexSymbol(symbol); if (indexSymbol) { for (var _i = 0, _a = indexSymbol.declarations; _i < _a.length; _i++) { @@ -29079,26 +29728,14 @@ var ts; function getIndexInfoOfSymbol(symbol, kind) { var declaration = getIndexDeclarationOfSymbol(symbol, kind); if (declaration) { - return createIndexInfo(declaration.type ? getTypeFromTypeNode(declaration.type) : anyType, (ts.getModifierFlags(declaration) & 64 /* Readonly */) !== 0, declaration); + return createIndexInfo(declaration.type ? getTypeFromTypeNode(declaration.type) : anyType, ts.hasModifier(declaration, 64 /* Readonly */), declaration); } return undefined; } function getConstraintDeclaration(type) { - return ts.getDeclarationOfKind(type.symbol, 143 /* TypeParameter */).constraint; + return type.symbol && ts.getDeclarationOfKind(type.symbol, 145 /* TypeParameter */).constraint; } - function hasConstraintReferenceTo(type, target) { - var checked; - while (type && type.flags & 16384 /* TypeParameter */ && !(type.isThisType) && !ts.contains(checked, type)) { - if (type === target) { - return true; - } - (checked || (checked = [])).push(type); - var constraintDeclaration = getConstraintDeclaration(type); - type = constraintDeclaration && getTypeFromTypeNode(constraintDeclaration); - } - return false; - } - function getConstraintOfTypeParameter(typeParameter) { + function getConstraintFromTypeParameter(typeParameter) { if (!typeParameter.constraint) { if (typeParameter.target) { var targetConstraint = getConstraintOfTypeParameter(typeParameter.target); @@ -29106,33 +29743,23 @@ var ts; } else { var constraintDeclaration = getConstraintDeclaration(typeParameter); - var constraint = getTypeFromTypeNode(constraintDeclaration); - if (hasConstraintReferenceTo(constraint, typeParameter)) { - error(constraintDeclaration, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(typeParameter)); - constraint = unknownType; - } - typeParameter.constraint = constraint; + typeParameter.constraint = constraintDeclaration ? getTypeFromTypeNode(constraintDeclaration) : noConstraintType; } } return typeParameter.constraint === noConstraintType ? undefined : typeParameter.constraint; } - function getConstraintOfTypeVariable(type) { - return type.flags & 16384 /* TypeParameter */ ? getConstraintOfTypeParameter(type) : - type.flags & 524288 /* IndexedAccess */ ? type.constraint : - undefined; - } function getParentSymbolOfTypeParameter(typeParameter) { - return getSymbolOfNode(ts.getDeclarationOfKind(typeParameter.symbol, 143 /* TypeParameter */).parent); + return getSymbolOfNode(ts.getDeclarationOfKind(typeParameter.symbol, 145 /* TypeParameter */).parent); } function getTypeListId(types) { var result = ""; if (types) { - var length_3 = types.length; + var length_4 = types.length; var i = 0; - while (i < length_3) { + while (i < length_4) { var startId = types[i].id; var count = 1; - while (i + count < length_3 && types[i + count].id === startId + count) { + while (i + count < length_4 && types[i + count].id === startId + count) { count++; } if (result.length) { @@ -29153,8 +29780,8 @@ var ts; // that care about the presence of such types at arbitrary depth in a containing type. function getPropagatingFlagsOfTypes(types, excludeKinds) { var result = 0; - for (var _i = 0, types_3 = types; _i < types_3.length; _i++) { - var type = types_3[_i]; + for (var _i = 0, types_5 = types; _i < types_5.length; _i++) { + var type = types_5[_i]; if (!(type.flags & excludeKinds)) { result |= type.flags; } @@ -29163,9 +29790,10 @@ var ts; } function createTypeReference(target, typeArguments) { var id = getTypeListId(typeArguments); - var type = target.instantiations[id]; + var type = target.instantiations.get(id); if (!type) { - type = target.instantiations[id] = createObjectType(4 /* Reference */, target.symbol); + type = createObjectType(4 /* Reference */, target.symbol); + target.instantiations.set(id, type); type.flags |= typeArguments ? getPropagatingFlagsOfTypes(typeArguments, /*excludeKinds*/ 0) : 0; type.target = target; type.typeArguments = typeArguments; @@ -29181,21 +29809,29 @@ var ts; return type; } function getTypeReferenceArity(type) { - return type.target.typeParameters ? type.target.typeParameters.length : 0; + return ts.length(type.target.typeParameters); } - // Get type from reference to class or interface - function getTypeFromClassOrInterfaceReference(node, symbol) { + /** + * Get type from type-reference that reference to class or interface + */ + function getTypeFromClassOrInterfaceReference(node, symbol, typeArgs) { var type = getDeclaredTypeOfSymbol(getMergedSymbol(symbol)); var typeParameters = type.localTypeParameters; if (typeParameters) { - if (!node.typeArguments || node.typeArguments.length !== typeParameters.length) { - error(node, ts.Diagnostics.Generic_type_0_requires_1_type_argument_s, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */), typeParameters.length); + var numTypeArguments = ts.length(node.typeArguments); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + var isJavascript = ts.isInJavaScriptFile(node); + if (!isJavascript && (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length)) { + error(node, minTypeArgumentCount === typeParameters.length + ? ts.Diagnostics.Generic_type_0_requires_1_type_argument_s + : ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */), minTypeArgumentCount, typeParameters.length); return unknownType; } // In a type reference, the outer type parameters of the referenced class or interface are automatically // supplied as type arguments and the type reference only specifies arguments for the local type parameters // of the class or interface. - return createTypeReference(type, ts.concatenate(type.outerTypeParameters, ts.map(node.typeArguments, getTypeFromTypeNode))); + var typeArguments = ts.concatenate(type.outerTypeParameters, fillMissingTypeArguments(typeArgs, typeParameters, minTypeArgumentCount, isJavascript)); + return createTypeReference(type, typeArguments); } if (node.typeArguments) { error(node, ts.Diagnostics.Type_0_is_not_generic, typeToString(type)); @@ -29208,20 +29844,29 @@ var ts; var links = getSymbolLinks(symbol); var typeParameters = links.typeParameters; var id = getTypeListId(typeArguments); - return links.instantiations[id] || (links.instantiations[id] = instantiateTypeNoAlias(type, createTypeMapper(typeParameters, typeArguments))); + var instantiation = links.instantiations.get(id); + if (!instantiation) { + links.instantiations.set(id, instantiation = instantiateType(type, createTypeMapper(typeParameters, fillMissingTypeArguments(typeArguments, typeParameters, getMinTypeArgumentCount(typeParameters), ts.isInJavaScriptFile(symbol.valueDeclaration))))); + } + return instantiation; } - // Get type from reference to type alias. When a type alias is generic, the declared type of the type alias may include - // references to the type parameters of the alias. We replace those with the actual type arguments by instantiating the - // declared type. Instantiations are cached using the type identities of the type arguments as the key. - function getTypeFromTypeAliasReference(node, symbol) { + /** + * Get type from reference to type alias. When a type alias is generic, the declared type of the type alias may include + * references to the type parameters of the alias. We replace those with the actual type arguments by instantiating the + * declared type. Instantiations are cached using the type identities of the type arguments as the key. + */ + function getTypeFromTypeAliasReference(node, symbol, typeArguments) { var type = getDeclaredTypeOfSymbol(symbol); var typeParameters = getSymbolLinks(symbol).typeParameters; if (typeParameters) { - if (!node.typeArguments || node.typeArguments.length !== typeParameters.length) { - error(node, ts.Diagnostics.Generic_type_0_requires_1_type_argument_s, symbolToString(symbol), typeParameters.length); + var numTypeArguments = ts.length(node.typeArguments); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + if (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length) { + error(node, minTypeArgumentCount === typeParameters.length + ? ts.Diagnostics.Generic_type_0_requires_1_type_argument_s + : ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, symbolToString(symbol), minTypeArgumentCount, typeParameters.length); return unknownType; } - var typeArguments = ts.map(node.typeArguments, getTypeFromTypeNode); return getTypeAliasInstantiation(symbol, typeArguments); } if (node.typeArguments) { @@ -29230,21 +29875,11 @@ var ts; } return type; } - // Get type from reference to named type that cannot be generic (enum or type parameter) - function getTypeFromNonGenericTypeReference(node, symbol) { - if (node.typeArguments) { - error(node, ts.Diagnostics.Type_0_is_not_generic, symbolToString(symbol)); - return unknownType; - } - return getDeclaredTypeOfSymbol(symbol); - } function getTypeReferenceName(node) { switch (node.kind) { - case 157 /* TypeReference */: + case 159 /* TypeReference */: return node.typeName; - case 272 /* JSDocTypeReference */: - return node.name; - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: // We only support expressions that are simple qualified names. For other // expressions this produces undefined. var expr = node.expression; @@ -29254,52 +29889,116 @@ var ts; } return undefined; } - function resolveTypeReferenceName(typeReferenceName) { + function resolveTypeReferenceName(typeReferenceName, meaning) { if (!typeReferenceName) { return unknownSymbol; } - return resolveEntityName(typeReferenceName, 793064 /* Type */) || unknownSymbol; + return resolveEntityName(typeReferenceName, meaning) || unknownSymbol; } function getTypeReferenceType(node, symbol) { + var typeArguments = typeArgumentsFromTypeReferenceNode(node); // Do unconditionally so we mark type arguments as referenced. if (symbol === unknownSymbol) { return unknownType; } + var type = getTypeReferenceTypeWorker(node, symbol, typeArguments); + if (type) { + return type; + } + // Get type from reference to named type that cannot be generic (enum or type parameter) + var res = tryGetDeclaredTypeOfSymbol(symbol); + if (res !== undefined) { + if (typeArguments) { + error(node, ts.Diagnostics.Type_0_is_not_generic, symbolToString(symbol)); + return unknownType; + } + return res; + } + if (!(symbol.flags & 107455 /* Value */ && isJSDocTypeReference(node))) { + return unknownType; + } + // A jsdoc TypeReference may have resolved to a value (as opposed to a type). If + // the symbol is a constructor function, return the inferred class type; otherwise, + // the type of this reference is just the type of the value we resolved to. + var valueType = getTypeOfSymbol(symbol); + if (valueType.symbol && !isInferredClassType(valueType)) { + var referenceType = getTypeReferenceTypeWorker(node, valueType.symbol, typeArguments); + if (referenceType) { + return referenceType; + } + } + // Resolve the type reference as a Type for the purpose of reporting errors. + resolveTypeReferenceName(getTypeReferenceName(node), 793064 /* Type */); + return valueType; + } + function getTypeReferenceTypeWorker(node, symbol, typeArguments) { if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { - return getTypeFromClassOrInterfaceReference(node, symbol); + return getTypeFromClassOrInterfaceReference(node, symbol, typeArguments); } if (symbol.flags & 524288 /* TypeAlias */) { - return getTypeFromTypeAliasReference(node, symbol); + return getTypeFromTypeAliasReference(node, symbol, typeArguments); } - if (symbol.flags & 107455 /* Value */ && node.kind === 272 /* JSDocTypeReference */) { - // A JSDocTypeReference may have resolved to a value (as opposed to a type). In - // that case, the type of this reference is just the type of the value we resolved - // to. - return getTypeOfSymbol(symbol); + if (symbol.flags & 16 /* Function */ && + isJSDocTypeReference(node) && + (symbol.members || ts.getJSDocClassTag(symbol.valueDeclaration))) { + return getInferredClassType(symbol); } - return getTypeFromNonGenericTypeReference(node, symbol); + } + function isJSDocTypeReference(node) { + return node.flags & 1048576 /* JSDoc */ && node.kind === 159 /* TypeReference */; + } + function getIntendedTypeFromJSDocTypeReference(node) { + if (ts.isIdentifier(node.typeName)) { + if (node.typeName.escapedText === "Object") { + if (ts.isJSDocIndexSignature(node)) { + var indexed = getTypeFromTypeNode(node.typeArguments[0]); + var target = getTypeFromTypeNode(node.typeArguments[1]); + var index = createIndexInfo(target, /*isReadonly*/ false); + return createAnonymousType(undefined, emptySymbols, ts.emptyArray, ts.emptyArray, indexed === stringType && index, indexed === numberType && index); + } + return anyType; + } + switch (node.typeName.escapedText) { + case "String": + return stringType; + case "Number": + return numberType; + case "Boolean": + return booleanType; + case "Void": + return voidType; + case "Undefined": + return undefinedType; + case "Null": + return nullType; + case "Function": + case "function": + return globalFunctionType; + case "Array": + case "array": + return !node.typeArguments || !node.typeArguments.length ? anyArrayType : undefined; + case "Promise": + case "promise": + return !node.typeArguments || !node.typeArguments.length ? createPromiseType(anyType) : undefined; + } + } + } + function getTypeFromJSDocNullableTypeNode(node) { + var type = getTypeFromTypeNode(node.type); + return strictNullChecks ? getUnionType([type, nullType]) : type; } function getTypeFromTypeReference(node) { var links = getNodeLinks(node); if (!links.resolvedType) { var symbol = void 0; var type = void 0; - if (node.kind === 272 /* JSDocTypeReference */) { - var typeReferenceName = getTypeReferenceName(node); - symbol = resolveTypeReferenceName(typeReferenceName); - type = getTypeReferenceType(node, symbol); + var meaning = 793064 /* Type */; + if (isJSDocTypeReference(node)) { + type = getIntendedTypeFromJSDocTypeReference(node); + meaning |= 107455 /* Value */; } - else { - // We only support expressions that are simple qualified names. For other expressions this produces undefined. - var typeNameOrExpression = node.kind === 157 /* TypeReference */ - ? node.typeName - : ts.isEntityNameExpression(node.expression) - ? node.expression - : undefined; - symbol = typeNameOrExpression && resolveEntityName(typeNameOrExpression, 793064 /* Type */) || unknownSymbol; - type = symbol === unknownSymbol ? unknownType : - symbol.flags & (32 /* Class */ | 64 /* Interface */) ? getTypeFromClassOrInterfaceReference(node, symbol) : - symbol.flags & 524288 /* TypeAlias */ ? getTypeFromTypeAliasReference(node, symbol) : - getTypeFromNonGenericTypeReference(node, symbol); + if (!type) { + symbol = resolveTypeReferenceName(getTypeReferenceName(node), meaning); + type = getTypeReferenceType(node, symbol); } // Cache both the resolved symbol and the resolved type. The resolved symbol is needed in when we check the // type reference in checkTypeReferenceOrExpressionWithTypeArguments. @@ -29308,6 +30007,9 @@ var ts; } return links.resolvedType; } + function typeArgumentsFromTypeReferenceNode(node) { + return ts.map(node.typeArguments, getTypeFromTypeNode); + } function getTypeFromTypeQueryNode(node) { var links = getNodeLinks(node); if (!links.resolvedType) { @@ -29325,9 +30027,9 @@ var ts; for (var _i = 0, declarations_3 = declarations; _i < declarations_3.length; _i++) { var declaration = declarations_3[_i]; switch (declaration.kind) { - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: return declaration; } } @@ -29337,27 +30039,72 @@ var ts; } var type = getDeclaredTypeOfSymbol(symbol); if (!(type.flags & 32768 /* Object */)) { - error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, symbol.name); + error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, ts.symbolName(symbol)); return arity ? emptyGenericType : emptyObjectType; } - if ((type.typeParameters ? type.typeParameters.length : 0) !== arity) { - error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, symbol.name, arity); + if (ts.length(type.typeParameters) !== arity) { + error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, ts.symbolName(symbol), arity); return arity ? emptyGenericType : emptyObjectType; } return type; } - function getGlobalValueSymbol(name) { - return getGlobalSymbol(name, 107455 /* Value */, ts.Diagnostics.Cannot_find_global_value_0); + function getGlobalValueSymbol(name, reportErrors) { + return getGlobalSymbol(name, 107455 /* Value */, reportErrors ? ts.Diagnostics.Cannot_find_global_value_0 : undefined); } - function getGlobalTypeSymbol(name) { - return getGlobalSymbol(name, 793064 /* Type */, ts.Diagnostics.Cannot_find_global_type_0); + function getGlobalTypeSymbol(name, reportErrors) { + return getGlobalSymbol(name, 793064 /* Type */, reportErrors ? ts.Diagnostics.Cannot_find_global_type_0 : undefined); } function getGlobalSymbol(name, meaning, diagnostic) { - return resolveName(undefined, name, meaning, diagnostic, name); + // Don't track references for global symbols anyway, so value if `isReference` is arbitrary + return resolveName(undefined, name, meaning, diagnostic, name, /*isUse*/ false); + } + function getGlobalType(name, arity, reportErrors) { + var symbol = getGlobalTypeSymbol(name, reportErrors); + return symbol || reportErrors ? getTypeOfGlobalSymbol(symbol, arity) : undefined; + } + function getGlobalTypedPropertyDescriptorType() { + return deferredGlobalTypedPropertyDescriptorType || (deferredGlobalTypedPropertyDescriptorType = getGlobalType("TypedPropertyDescriptor", /*arity*/ 1, /*reportErrors*/ true)) || emptyGenericType; + } + function getGlobalTemplateStringsArrayType() { + return deferredGlobalTemplateStringsArrayType || (deferredGlobalTemplateStringsArrayType = getGlobalType("TemplateStringsArray", /*arity*/ 0, /*reportErrors*/ true)) || emptyObjectType; + } + function getGlobalESSymbolConstructorSymbol(reportErrors) { + return deferredGlobalESSymbolConstructorSymbol || (deferredGlobalESSymbolConstructorSymbol = getGlobalValueSymbol("Symbol", reportErrors)); + } + function getGlobalESSymbolType(reportErrors) { + return deferredGlobalESSymbolType || (deferredGlobalESSymbolType = getGlobalType("Symbol", /*arity*/ 0, reportErrors)) || emptyObjectType; } - function getGlobalType(name, arity) { + function getGlobalPromiseType(reportErrors) { + return deferredGlobalPromiseType || (deferredGlobalPromiseType = getGlobalType("Promise", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalPromiseConstructorSymbol(reportErrors) { + return deferredGlobalPromiseConstructorSymbol || (deferredGlobalPromiseConstructorSymbol = getGlobalValueSymbol("Promise", reportErrors)); + } + function getGlobalPromiseConstructorLikeType(reportErrors) { + return deferredGlobalPromiseConstructorLikeType || (deferredGlobalPromiseConstructorLikeType = getGlobalType("PromiseConstructorLike", /*arity*/ 0, reportErrors)) || emptyObjectType; + } + function getGlobalAsyncIterableType(reportErrors) { + return deferredGlobalAsyncIterableType || (deferredGlobalAsyncIterableType = getGlobalType("AsyncIterable", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalAsyncIteratorType(reportErrors) { + return deferredGlobalAsyncIteratorType || (deferredGlobalAsyncIteratorType = getGlobalType("AsyncIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalAsyncIterableIteratorType(reportErrors) { + return deferredGlobalAsyncIterableIteratorType || (deferredGlobalAsyncIterableIteratorType = getGlobalType("AsyncIterableIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIterableType(reportErrors) { + return deferredGlobalIterableType || (deferredGlobalIterableType = getGlobalType("Iterable", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIteratorType(reportErrors) { + return deferredGlobalIteratorType || (deferredGlobalIteratorType = getGlobalType("Iterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIterableIteratorType(reportErrors) { + return deferredGlobalIterableIteratorType || (deferredGlobalIterableIteratorType = getGlobalType("IterableIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalTypeOrUndefined(name, arity) { if (arity === void 0) { arity = 0; } - return getTypeOfGlobalSymbol(getGlobalTypeSymbol(name), arity); + var symbol = getGlobalSymbol(name, 793064 /* Type */, /*diagnostic*/ undefined); + return symbol && getTypeOfGlobalSymbol(symbol, arity); } /** * Returns a type that is inside a namespace at the global scope, e.g. @@ -29368,26 +30115,26 @@ var ts; var typeSymbol = namespaceSymbol && getSymbol(namespaceSymbol.exports, name, 793064 /* Type */); return typeSymbol && getDeclaredTypeOfSymbol(typeSymbol); } - /** - * Creates a TypeReference for a generic `TypedPropertyDescriptor`. - */ - function createTypedPropertyDescriptorType(propertyType) { - var globalTypedPropertyDescriptorType = getGlobalTypedPropertyDescriptorType(); - return globalTypedPropertyDescriptorType !== emptyGenericType - ? createTypeReference(globalTypedPropertyDescriptorType, [propertyType]) - : emptyObjectType; - } /** * Instantiates a global type that is generic with some element type, and returns that instantiation. */ function createTypeFromGenericGlobalType(genericGlobalType, typeArguments) { return genericGlobalType !== emptyGenericType ? createTypeReference(genericGlobalType, typeArguments) : emptyObjectType; } - function createIterableType(elementType) { - return createTypeFromGenericGlobalType(getGlobalIterableType(), [elementType]); + function createTypedPropertyDescriptorType(propertyType) { + return createTypeFromGenericGlobalType(getGlobalTypedPropertyDescriptorType(), [propertyType]); + } + function createAsyncIterableType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalAsyncIterableType(/*reportErrors*/ true), [iteratedType]); } - function createIterableIteratorType(elementType) { - return createTypeFromGenericGlobalType(getGlobalIterableIteratorType(), [elementType]); + function createAsyncIterableIteratorType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalAsyncIterableIteratorType(/*reportErrors*/ true), [iteratedType]); + } + function createIterableType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalIterableType(/*reportErrors*/ true), [iteratedType]); + } + function createIterableIteratorType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalIterableIteratorType(/*reportErrors*/ true), [iteratedType]); } function createArrayType(elementType) { return createTypeFromGenericGlobalType(globalArrayType, [elementType]); @@ -29412,7 +30159,7 @@ var ts; for (var i = 0; i < arity; i++) { var typeParameter = createType(16384 /* TypeParameter */); typeParameters.push(typeParameter); - var property = createSymbol(4 /* Property */ | 67108864 /* Transient */, "" + i); + var property = createSymbol(4 /* Property */, "" + i); property.type = typeParameter; properties.push(property); } @@ -29421,15 +30168,15 @@ var ts; type.outerTypeParameters = undefined; type.localTypeParameters = typeParameters; type.instantiations = ts.createMap(); - type.instantiations[getTypeListId(type.typeParameters)] = type; + type.instantiations.set(getTypeListId(type.typeParameters), type); type.target = type; type.typeArguments = type.typeParameters; type.thisType = createType(16384 /* TypeParameter */); type.thisType.isThisType = true; type.thisType.constraint = type; type.declaredProperties = properties; - type.declaredCallSignatures = emptyArray; - type.declaredConstructSignatures = emptyArray; + type.declaredCallSignatures = ts.emptyArray; + type.declaredConstructSignatures = ts.emptyArray; type.declaredStringIndexInfo = undefined; type.declaredNumberIndexInfo = undefined; return type; @@ -29469,6 +30216,22 @@ var ts; function containsType(types, type) { return binarySearchTypes(types, type) >= 0; } + // Return true if the given intersection type contains (a) more than one unit type or (b) an object + // type and a nullable type (null or undefined). + function isEmptyIntersectionType(type) { + var combined = 0; + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var t = _a[_i]; + if (t.flags & 6368 /* Unit */ && combined & 6368 /* Unit */) { + return true; + } + combined |= t.flags; + if (combined & 6144 /* Nullable */ && combined & (32768 /* Object */ | 16777216 /* NonPrimitive */)) { + return true; + } + } + return false; + } function addTypeToUnion(typeSet, type) { var flags = type.flags; if (flags & 65536 /* Union */) { @@ -29485,7 +30248,11 @@ var ts; if (!(flags & 2097152 /* ContainsWideningType */)) typeSet.containsNonWideningType = true; } - else if (!(flags & 8192 /* Never */)) { + else if (!(flags & 8192 /* Never */ || flags & 131072 /* Intersection */ && isEmptyIntersectionType(type))) { + // We ignore 'never' types in unions. Likewise, we ignore intersections of unit types as they are + // another form of 'never' (in that they have an empty value domain). We could in theory turn + // intersections of unit types into 'never' upon construction, but deferring the reduction makes it + // easier to reason about their origin. if (flags & 2 /* String */) typeSet.containsString = true; if (flags & 4 /* Number */) @@ -29505,14 +30272,14 @@ var ts; // Add the given types to the given type set. Order is preserved, duplicates are removed, // and nested types of the given kind are flattened into the set. function addTypesToUnion(typeSet, types) { - for (var _i = 0, types_4 = types; _i < types_4.length; _i++) { - var type = types_4[_i]; + for (var _i = 0, types_6 = types; _i < types_6.length; _i++) { + var type = types_6[_i]; addTypeToUnion(typeSet, type); } } function containsIdenticalType(types, type) { - for (var _i = 0, types_5 = types; _i < types_5.length; _i++) { - var t = types_5[_i]; + for (var _i = 0, types_7 = types; _i < types_7.length; _i++) { + var t = types_7[_i]; if (isTypeIdenticalTo(t, type)) { return true; } @@ -29520,8 +30287,9 @@ var ts; return false; } function isSubtypeOfAny(candidate, types) { - for (var i = 0, len = types.length; i < len; i++) { - if (candidate !== types[i] && isTypeSubtypeOf(candidate, types[i])) { + for (var _i = 0, types_8 = types; _i < types_8.length; _i++) { + var type = types_8[_i]; + if (candidate !== type && isTypeSubtypeOf(candidate, type)) { return true; } } @@ -29607,11 +30375,18 @@ var ts; return types[0]; } var id = getTypeListId(types); - var type = unionTypes[id]; + var type = unionTypes.get(id); if (!type) { var propagatedFlags = getPropagatingFlagsOfTypes(types, /*excludeKinds*/ 6144 /* Nullable */); - type = unionTypes[id] = createType(65536 /* Union */ | propagatedFlags); + type = createType(65536 /* Union */ | propagatedFlags); + unionTypes.set(id, type); type.types = types; + /* + Note: This is the alias symbol (or lack thereof) that we see when we first encounter this union type. + For aliases of identical unions, eg `type T = A | B; type U = A | B`, the symbol of the first alias encountered is the aliasSymbol. + (In the language service, the order may depend on the order in which a user takes actions, such as hovering over symbols.) + It's important that we create equivalent union types only once, so that's an unfortunate side effect. + */ type.aliasSymbol = aliasSymbol; type.aliasTypeArguments = aliasTypeArguments; } @@ -29631,18 +30406,30 @@ var ts; else if (type.flags & 1 /* Any */) { typeSet.containsAny = true; } - else if (!(type.flags & 8192 /* Never */) && (strictNullChecks || !(type.flags & 6144 /* Nullable */)) && !ts.contains(typeSet, type)) { + else if (type.flags & 8192 /* Never */) { + typeSet.containsNever = true; + } + else if (getObjectFlags(type) & 16 /* Anonymous */ && isEmptyObjectType(type)) { + typeSet.containsEmptyObject = true; + } + else if ((strictNullChecks || !(type.flags & 6144 /* Nullable */)) && !ts.contains(typeSet, type)) { + if (type.flags & 32768 /* Object */) { + typeSet.containsObjectType = true; + } if (type.flags & 65536 /* Union */ && typeSet.unionIndex === undefined) { typeSet.unionIndex = typeSet.length; } - typeSet.push(type); + if (!(type.flags & 32768 /* Object */ && type.objectFlags & 16 /* Anonymous */ && + type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */) && containsIdenticalType(typeSet, type))) { + typeSet.push(type); + } } } // Add the given types to the given type set. Order is preserved, duplicates are removed, // and nested types of the given kind are flattened into the set. function addTypesToIntersection(typeSet, types) { - for (var _i = 0, types_6 = types; _i < types_6.length; _i++) { - var type = types_6[_i]; + for (var _i = 0, types_9 = types; _i < types_9.length; _i++) { + var type = types_9[_i]; addTypeToIntersection(typeSet, type); } } @@ -29662,9 +30449,15 @@ var ts; } var typeSet = []; addTypesToIntersection(typeSet, types); + if (typeSet.containsNever) { + return neverType; + } if (typeSet.containsAny) { return anyType; } + if (typeSet.containsEmptyObject && !typeSet.containsObjectType) { + typeSet.push(emptyObjectType); + } if (typeSet.length === 1) { return typeSet[0]; } @@ -29677,12 +30470,13 @@ var ts; /*subtypeReduction*/ false, aliasSymbol, aliasTypeArguments); } var id = getTypeListId(typeSet); - var type = intersectionTypes[id]; + var type = intersectionTypes.get(id); if (!type) { var propagatedFlags = getPropagatingFlagsOfTypes(typeSet, /*excludeKinds*/ 6144 /* Nullable */); - type = intersectionTypes[id] = createType(131072 /* Intersection */ | propagatedFlags); + type = createType(131072 /* Intersection */ | propagatedFlags); + intersectionTypes.set(id, type); type.types = typeSet; - type.aliasSymbol = aliasSymbol; + type.aliasSymbol = aliasSymbol; // See comment in `getUnionTypeFromSortedList`. type.aliasTypeArguments = aliasTypeArguments; } return type; @@ -29702,9 +30496,9 @@ var ts; return type.resolvedIndexType; } function getLiteralTypeFromPropertyName(prop) { - return getDeclarationModifierFlagsFromSymbol(prop) & 24 /* NonPublicAccessibilityModifier */ || ts.startsWith(prop.name, "__@") ? + return ts.getDeclarationModifierFlagsFromSymbol(prop) & 24 /* NonPublicAccessibilityModifier */ || ts.startsWith(prop.escapedName, "__@") ? neverType : - getLiteralTypeForText(32 /* StringLiteral */, ts.unescapeIdentifier(prop.name)); + getLiteralType(ts.symbolName(prop)); } function getLiteralTypeFromPropertyNames(type) { return getUnionType(ts.map(getPropertiesOfType(type), getLiteralTypeFromPropertyName)); @@ -29730,34 +30524,16 @@ var ts; var type = createType(524288 /* IndexedAccess */); type.objectType = objectType; type.indexType = indexType; - // We eagerly compute the constraint of the indexed access type such that circularity - // errors are immediately caught and reported. For example, class C { x: this["x"] } - // becomes an error only when the constraint is eagerly computed. - if (type.objectType.flags & 229376 /* StructuredType */) { - // The constraint of T[K], where T is an object, union, or intersection type, - // is the type of the string index signature of T, if any. - type.constraint = getIndexTypeOfType(type.objectType, 0 /* String */); - } - else if (type.objectType.flags & 540672 /* TypeVariable */) { - // The constraint of T[K], where T is a type variable, is A[K], where A is the - // apparent type of T. - var apparentType = getApparentTypeOfTypeVariable(type.objectType); - if (apparentType !== emptyObjectType) { - type.constraint = isTypeOfKind(type.indexType, 262178 /* StringLike */) ? - getIndexedAccessType(apparentType, type.indexType) : - getIndexTypeOfType(apparentType, 0 /* String */); - } - } return type; } function getPropertyTypeForIndexType(objectType, indexType, accessNode, cacheSymbol) { - var accessExpression = accessNode && accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode : undefined; - var propName = indexType.flags & (32 /* StringLiteral */ | 64 /* NumberLiteral */ | 256 /* EnumLiteral */) ? - indexType.text : + var accessExpression = accessNode && accessNode.kind === 180 /* ElementAccessExpression */ ? accessNode : undefined; + var propName = indexType.flags & 96 /* StringOrNumberLiteral */ ? + ts.escapeLeadingUnderscores("" + indexType.value) : accessExpression && checkThatExpressionIsProperSymbolReference(accessExpression.argumentExpression, indexType, /*reportError*/ false) ? - ts.getPropertyNameForKnownSymbolName(accessExpression.argumentExpression.name.text) : + ts.getPropertyNameForKnownSymbolName(ts.idText(accessExpression.argumentExpression.name)) : undefined; - if (propName) { + if (propName !== undefined) { var prop = getPropertyOfType(objectType, propName); if (prop) { if (accessExpression) { @@ -29772,22 +30548,21 @@ var ts; return getTypeOfSymbol(prop); } } - if (isTypeAnyOrAllConstituentTypesHaveKind(indexType, 262178 /* StringLike */ | 340 /* NumberLike */ | 512 /* ESSymbol */)) { + if (!(indexType.flags & 6144 /* Nullable */) && isTypeAssignableToKind(indexType, 262178 /* StringLike */ | 84 /* NumberLike */ | 512 /* ESSymbol */)) { if (isTypeAny(objectType)) { return anyType; } - var indexInfo = isTypeAnyOrAllConstituentTypesHaveKind(indexType, 340 /* NumberLike */) && getIndexInfoOfType(objectType, 1 /* Number */) || + var indexInfo = isTypeAssignableToKind(indexType, 84 /* NumberLike */) && getIndexInfoOfType(objectType, 1 /* Number */) || getIndexInfoOfType(objectType, 0 /* String */) || undefined; if (indexInfo) { - if (accessExpression && ts.isAssignmentTarget(accessExpression) && indexInfo.isReadonly) { + if (accessExpression && indexInfo.isReadonly && (ts.isAssignmentTarget(accessExpression) || ts.isDeleteTarget(accessExpression))) { error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType)); - return unknownType; } return indexInfo.type; } if (accessExpression && !isConstEnumObjectType(objectType)) { - if (compilerOptions.noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) { + if (noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) { if (getIndexTypeOfType(objectType, 1 /* Number */)) { error(accessExpression.argumentExpression, ts.Diagnostics.Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number); } @@ -29799,9 +30574,9 @@ var ts; } } if (accessNode) { - var indexNode = accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode.argumentExpression : accessNode.indexType; + var indexNode = accessNode.kind === 180 /* ElementAccessExpression */ ? accessNode.argumentExpression : accessNode.indexType; if (indexType.flags & (32 /* StringLiteral */ | 64 /* NumberLiteral */)) { - error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, indexType.text, typeToString(objectType)); + error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, "" + indexType.value, typeToString(objectType)); } else if (indexType.flags & (2 /* String */ | 4 /* Number */)) { error(indexNode, ts.Diagnostics.Type_0_has_no_matching_index_signature_for_type_1, typeToString(objectType), typeToString(indexType)); @@ -29809,52 +30584,91 @@ var ts; else { error(indexNode, ts.Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType)); } + return unknownType; } - return unknownType; + return anyType; } - function getIndexedAccessForMappedType(type, indexType, accessNode) { - var accessExpression = accessNode && accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode : undefined; - if (accessExpression && ts.isAssignmentTarget(accessExpression) && type.declaration.readonlyToken) { - error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(type)); - return unknownType; + function isGenericObjectType(type) { + return type.flags & 540672 /* TypeVariable */ ? true : + getObjectFlags(type) & 32 /* Mapped */ ? isGenericIndexType(getConstraintTypeFromMappedType(type)) : + type.flags & 196608 /* UnionOrIntersection */ ? ts.forEach(type.types, isGenericObjectType) : + false; + } + function isGenericIndexType(type) { + return type.flags & (540672 /* TypeVariable */ | 262144 /* Index */) ? true : + type.flags & 196608 /* UnionOrIntersection */ ? ts.forEach(type.types, isGenericIndexType) : + false; + } + // Return true if the given type is a non-generic object type with a string index signature and no + // other members. + function isStringIndexOnlyType(type) { + if (type.flags & 32768 /* Object */ && !isGenericMappedType(type)) { + var t = resolveStructuredTypeMembers(type); + return t.properties.length === 0 && + t.callSignatures.length === 0 && t.constructSignatures.length === 0 && + t.stringIndexInfo && !t.numberIndexInfo; } - var mapper = createUnaryTypeMapper(getTypeParameterFromMappedType(type), indexType); - var templateMapper = type.mapper ? combineTypeMappers(type.mapper, mapper) : mapper; - return instantiateType(getTemplateTypeFromMappedType(type), templateMapper); + return false; + } + // Transform an indexed access to a simpler form, if possible. Return the simpler form, or return + // undefined if no transformation is possible. + function getTransformedIndexedAccessType(type) { + var objectType = type.objectType; + // Given an indexed access type T[K], if T is an intersection containing one or more generic types and one or + // more object types with only a string index signature, e.g. '(U & V & { [x: string]: D })[K]', return a + // transformed type of the form '(U & V)[K] | D'. This allows us to properly reason about higher order indexed + // access types with default property values as expressed by D. + if (objectType.flags & 131072 /* Intersection */ && isGenericObjectType(objectType) && ts.some(objectType.types, isStringIndexOnlyType)) { + var regularTypes = []; + var stringIndexTypes = []; + for (var _i = 0, _a = objectType.types; _i < _a.length; _i++) { + var t = _a[_i]; + if (isStringIndexOnlyType(t)) { + stringIndexTypes.push(getIndexTypeOfType(t, 0 /* String */)); + } + else { + regularTypes.push(t); + } + } + return getUnionType([ + getIndexedAccessType(getIntersectionType(regularTypes), type.indexType), + getIntersectionType(stringIndexTypes) + ]); + } + // If the object type is a mapped type { [P in K]: E }, where K is generic, instantiate E using a mapper + // that substitutes the index type for P. For example, for an index access { [P in K]: Box }[X], we + // construct the type Box. + if (isGenericMappedType(objectType)) { + var mapper = createTypeMapper([getTypeParameterFromMappedType(objectType)], [type.indexType]); + var objectTypeMapper = objectType.mapper; + var templateMapper = objectTypeMapper ? combineTypeMappers(objectTypeMapper, mapper) : mapper; + return instantiateType(getTemplateTypeFromMappedType(objectType), templateMapper); + } + return undefined; } function getIndexedAccessType(objectType, indexType, accessNode) { - // If the index type is generic, if the object type is generic and doesn't originate in an expression, - // or if the object type is a mapped type with a generic constraint, we are performing a higher-order - // index access where we cannot meaningfully access the properties of the object type. Note that for a - // generic T and a non-generic K, we eagerly resolve T[K] if it originates in an expression. This is to - // preserve backwards compatibility. For example, an element access 'this["foo"]' has always been resolved - // eagerly using the constraint type of 'this' at the given location. - if (maybeTypeOfKind(indexType, 540672 /* TypeVariable */ | 262144 /* Index */) || - maybeTypeOfKind(objectType, 540672 /* TypeVariable */) && !(accessNode && accessNode.kind === 178 /* ElementAccessExpression */) || - isGenericMappedType(objectType)) { + // If the index type is generic, or if the object type is generic and doesn't originate in an expression, + // we are performing a higher-order index access where we cannot meaningfully access the properties of the + // object type. Note that for a generic T and a non-generic K, we eagerly resolve T[K] if it originates in + // an expression. This is to preserve backwards compatibility. For example, an element access 'this["foo"]' + // has always been resolved eagerly using the constraint type of 'this' at the given location. + if (isGenericIndexType(indexType) || !(accessNode && accessNode.kind === 180 /* ElementAccessExpression */) && isGenericObjectType(objectType)) { if (objectType.flags & 1 /* Any */) { return objectType; } - // We first check that the index type is assignable to 'keyof T' for the object type. - if (accessNode) { - if (!isTypeAssignableTo(indexType, getIndexType(objectType))) { - error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType)); - return unknownType; - } - } - // If the object type is a mapped type { [P in K]: E }, we instantiate E using a mapper that substitutes - // the index type for P. For example, for an index access { [P in K]: Box }[X], we construct the - // type Box. - if (isGenericMappedType(objectType)) { - return getIndexedAccessForMappedType(objectType, indexType, accessNode); - } - // Otherwise we defer the operation by creating an indexed access type. + // Defer the operation by creating an indexed access type. var id = objectType.id + "," + indexType.id; - return indexedAccessTypes[id] || (indexedAccessTypes[id] = createIndexedAccessType(objectType, indexType)); + var type = indexedAccessTypes.get(id); + if (!type) { + indexedAccessTypes.set(id, type = createIndexedAccessType(objectType, indexType)); + } + return type; } // In the following we resolve T[K] to the type of the property in T selected by K. + // We treat boolean as different from other unions to improve errors; + // skipping straight to getPropertyTypeForIndexType gives errors with 'boolean' instead of 'true'. var apparentObjectType = getApparentType(objectType); - if (indexType.flags & 65536 /* Union */ && !(indexType.flags & 8190 /* Primitive */)) { + if (indexType.flags & 65536 /* Union */ && !(indexType.flags & 8 /* Boolean */)) { var propTypes = []; for (var _i = 0, _a = indexType.types; _i < _a.length; _i++) { var t = _a[_i]; @@ -29894,20 +30708,23 @@ var ts; if (!links.resolvedType) { // Deferred resolution of members is handled by resolveObjectTypeMembers var aliasSymbol = getAliasSymbolForTypeNode(node); - if (ts.isEmpty(node.symbol.members) && !aliasSymbol) { + if (node.symbol.members.size === 0 && !aliasSymbol) { links.resolvedType = emptyTypeLiteralType; } else { var type = createObjectType(16 /* Anonymous */, node.symbol); type.aliasSymbol = aliasSymbol; type.aliasTypeArguments = getAliasTypeArgumentsForTypeNode(node); + if (ts.isJSDocTypeLiteral(node) && node.isArrayType) { + type = createArrayType(type); + } links.resolvedType = type; } } return links.resolvedType; } function getAliasSymbolForTypeNode(node) { - return node.parent.kind === 228 /* TypeAliasDeclaration */ ? getSymbolOfNode(node.parent) : undefined; + return node.parent.kind === 231 /* TypeAliasDeclaration */ ? getSymbolOfNode(node.parent) : undefined; } function getAliasTypeArgumentsForTypeNode(node) { var symbol = getAliasSymbolForTypeNode(node); @@ -29918,26 +30735,30 @@ var ts; * this function should be called in a left folding style, with left = previous result of getSpreadType * and right = the new element to be spread. */ - function getSpreadType(left, right, isFromObjectLiteral) { + function getSpreadType(left, right, symbol, propagatedFlags) { if (left.flags & 1 /* Any */ || right.flags & 1 /* Any */) { return anyType; } - left = filterType(left, function (t) { return !(t.flags & 6144 /* Nullable */); }); if (left.flags & 8192 /* Never */) { return right; } - right = filterType(right, function (t) { return !(t.flags & 6144 /* Nullable */); }); if (right.flags & 8192 /* Never */) { return left; } if (left.flags & 65536 /* Union */) { - return mapType(left, function (t) { return getSpreadType(t, right, isFromObjectLiteral); }); + return mapType(left, function (t) { return getSpreadType(t, right, symbol, propagatedFlags); }); } if (right.flags & 65536 /* Union */) { - return mapType(right, function (t) { return getSpreadType(left, t, isFromObjectLiteral); }); + return mapType(right, function (t) { return getSpreadType(left, t, symbol, propagatedFlags); }); } - var members = ts.createMap(); - var skippedPrivateMembers = ts.createMap(); + if (right.flags & 16777216 /* NonPrimitive */) { + return nonPrimitiveType; + } + if (right.flags & (136 /* BooleanLike */ | 84 /* NumberLike */ | 262178 /* StringLike */ | 272 /* EnumLike */)) { + return left; + } + var members = ts.createSymbolTable(); + var skippedPrivateMembers = ts.createUnderscoreEscapedMap(); var stringIndexInfo; var numberIndexInfo; if (left === emptyObjectType) { @@ -29952,51 +30773,70 @@ var ts; for (var _i = 0, _a = getPropertiesOfType(right); _i < _a.length; _i++) { var rightProp = _a[_i]; // we approximate own properties as non-methods plus methods that are inside the object literal - var isOwnProperty = !(rightProp.flags & 8192 /* Method */) || isFromObjectLiteral; var isSetterWithoutGetter = rightProp.flags & 65536 /* SetAccessor */ && !(rightProp.flags & 32768 /* GetAccessor */); - if (getDeclarationModifierFlagsFromSymbol(rightProp) & (8 /* Private */ | 16 /* Protected */)) { - skippedPrivateMembers[rightProp.name] = true; + if (ts.getDeclarationModifierFlagsFromSymbol(rightProp) & (8 /* Private */ | 16 /* Protected */)) { + skippedPrivateMembers.set(rightProp.escapedName, true); } - else if (isOwnProperty && !isSetterWithoutGetter) { - members[rightProp.name] = rightProp; + else if (!isClassMethod(rightProp) && !isSetterWithoutGetter) { + members.set(rightProp.escapedName, getNonReadonlySymbol(rightProp)); } } for (var _b = 0, _c = getPropertiesOfType(left); _b < _c.length; _b++) { var leftProp = _c[_b]; if (leftProp.flags & 65536 /* SetAccessor */ && !(leftProp.flags & 32768 /* GetAccessor */) - || leftProp.name in skippedPrivateMembers) { + || skippedPrivateMembers.has(leftProp.escapedName) + || isClassMethod(leftProp)) { continue; } - if (leftProp.name in members) { - var rightProp = members[leftProp.name]; + if (members.has(leftProp.escapedName)) { + var rightProp = members.get(leftProp.escapedName); var rightType = getTypeOfSymbol(rightProp); - if (maybeTypeOfKind(rightType, 2048 /* Undefined */) || rightProp.flags & 536870912 /* Optional */) { + if (rightProp.flags & 16777216 /* Optional */) { var declarations = ts.concatenate(leftProp.declarations, rightProp.declarations); - var flags = 4 /* Property */ | 67108864 /* Transient */ | (leftProp.flags & 536870912 /* Optional */); - var result = createSymbol(flags, leftProp.name); + var flags = 4 /* Property */ | (leftProp.flags & 16777216 /* Optional */); + var result = createSymbol(flags, leftProp.escapedName); result.type = getUnionType([getTypeOfSymbol(leftProp), getTypeWithFacts(rightType, 131072 /* NEUndefined */)]); result.leftSpread = leftProp; result.rightSpread = rightProp; result.declarations = declarations; - result.isReadonly = isReadonlySymbol(leftProp) || isReadonlySymbol(rightProp); - members[leftProp.name] = result; + members.set(leftProp.escapedName, result); } } else { - members[leftProp.name] = leftProp; + members.set(leftProp.escapedName, getNonReadonlySymbol(leftProp)); } } - return createAnonymousType(undefined, members, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); + var spread = createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); + spread.flags |= propagatedFlags; + spread.flags |= 1048576 /* FreshLiteral */ | 4194304 /* ContainsObjectLiteral */; + spread.objectFlags |= 128 /* ObjectLiteral */; + spread.symbol = symbol; + return spread; + } + function getNonReadonlySymbol(prop) { + if (!isReadonlySymbol(prop)) { + return prop; + } + var flags = 4 /* Property */ | (prop.flags & 16777216 /* Optional */); + var result = createSymbol(flags, prop.escapedName); + result.type = getTypeOfSymbol(prop); + result.declarations = prop.declarations; + result.syntheticOrigin = prop; + return result; + } + function isClassMethod(prop) { + return prop.flags & 8192 /* Method */ && ts.find(prop.declarations, function (decl) { return ts.isClassLike(decl.parent); }); } - function createLiteralType(flags, text) { + function createLiteralType(flags, value, symbol) { var type = createType(flags); - type.text = text; + type.symbol = symbol; + type.value = value; return type; } function getFreshTypeOfLiteralType(type) { if (type.flags & 96 /* StringOrNumberLiteral */ && !(type.flags & 1048576 /* FreshLiteral */)) { if (!type.freshType) { - var freshType = createLiteralType(type.flags | 1048576 /* FreshLiteral */, type.text); + var freshType = createLiteralType(type.flags | 1048576 /* FreshLiteral */, type.value, type.symbol); freshType.regularType = type; type.freshType = freshType; } @@ -30007,9 +30847,19 @@ var ts; function getRegularTypeOfLiteralType(type) { return type.flags & 96 /* StringOrNumberLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? type.regularType : type; } - function getLiteralTypeForText(flags, text) { - var map = flags & 32 /* StringLiteral */ ? stringLiteralTypes : numericLiteralTypes; - return map[text] || (map[text] = createLiteralType(flags, text)); + function getLiteralType(value, enumId, symbol) { + // We store all literal types in a single map with keys of the form '#NNN' and '@SSS', + // where NNN is the text representation of a numeric literal and SSS are the characters + // of a string literal. For literal enum members we use 'EEE#NNN' and 'EEE@SSS', where + // EEE is a unique id for the containing enum type. + var qualifier = typeof value === "number" ? "#" : "@"; + var key = enumId ? enumId + qualifier + value : qualifier + value; + var type = literalTypes.get(key); + if (!type) { + var flags = (typeof value === "number" ? 64 /* NumberLiteral */ : 32 /* StringLiteral */) | (enumId ? 256 /* EnumLiteral */ : 0); + literalTypes.set(key, type = createLiteralType(flags, value, symbol)); + } + return type; } function getTypeFromLiteralTypeNode(node) { var links = getNodeLinks(node); @@ -30026,20 +30876,12 @@ var ts; } return links.resolvedType; } - function getTypeFromJSDocTupleType(node) { - var links = getNodeLinks(node); - if (!links.resolvedType) { - var types = ts.map(node.types, getTypeFromTypeNode); - links.resolvedType = createTupleType(types); - } - return links.resolvedType; - } function getThisType(node) { var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); var parent = container && container.parent; - if (parent && (ts.isClassLike(parent) || parent.kind === 227 /* InterfaceDeclaration */)) { - if (!(ts.getModifierFlags(container) & 32 /* Static */) && - (container.kind !== 150 /* Constructor */ || ts.isNodeDescendantOf(node, container.body))) { + if (parent && (ts.isClassLike(parent) || parent.kind === 230 /* InterfaceDeclaration */)) { + if (!ts.hasModifier(container, 32 /* Static */) && + (container.kind !== 152 /* Constructor */ || ts.isNodeDescendantOf(node, container.body))) { return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(parent)).thisType; } } @@ -30055,88 +30897,75 @@ var ts; } function getTypeFromTypeNode(node) { switch (node.kind) { - case 118 /* AnyKeyword */: - case 263 /* JSDocAllType */: - case 264 /* JSDocUnknownType */: + case 119 /* AnyKeyword */: + case 268 /* JSDocAllType */: + case 269 /* JSDocUnknownType */: return anyType; - case 134 /* StringKeyword */: + case 136 /* StringKeyword */: return stringType; - case 132 /* NumberKeyword */: + case 133 /* NumberKeyword */: return numberType; - case 121 /* BooleanKeyword */: + case 122 /* BooleanKeyword */: return booleanType; - case 135 /* SymbolKeyword */: + case 137 /* SymbolKeyword */: return esSymbolType; - case 104 /* VoidKeyword */: + case 105 /* VoidKeyword */: return voidType; - case 137 /* UndefinedKeyword */: + case 139 /* UndefinedKeyword */: return undefinedType; - case 94 /* NullKeyword */: + case 95 /* NullKeyword */: return nullType; - case 129 /* NeverKeyword */: + case 130 /* NeverKeyword */: return neverType; - case 289 /* JSDocNullKeyword */: - return nullType; - case 290 /* JSDocUndefinedKeyword */: - return undefinedType; - case 291 /* JSDocNeverKeyword */: - return neverType; - case 167 /* ThisType */: - case 98 /* ThisKeyword */: + case 134 /* ObjectKeyword */: + return node.flags & 65536 /* JavaScriptFile */ ? anyType : nonPrimitiveType; + case 169 /* ThisType */: + case 99 /* ThisKeyword */: return getTypeFromThisTypeNode(node); - case 171 /* LiteralType */: + case 173 /* LiteralType */: return getTypeFromLiteralTypeNode(node); - case 288 /* JSDocLiteralType */: - return getTypeFromLiteralTypeNode(node.literal); - case 157 /* TypeReference */: - case 272 /* JSDocTypeReference */: + case 159 /* TypeReference */: return getTypeFromTypeReference(node); - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return booleanType; - case 199 /* ExpressionWithTypeArguments */: + case 201 /* ExpressionWithTypeArguments */: return getTypeFromTypeReference(node); - case 160 /* TypeQuery */: + case 162 /* TypeQuery */: return getTypeFromTypeQueryNode(node); - case 162 /* ArrayType */: - case 265 /* JSDocArrayType */: + case 164 /* ArrayType */: return getTypeFromArrayTypeNode(node); - case 163 /* TupleType */: + case 165 /* TupleType */: return getTypeFromTupleTypeNode(node); - case 164 /* UnionType */: - case 266 /* JSDocUnionType */: + case 166 /* UnionType */: return getTypeFromUnionTypeNode(node); - case 165 /* IntersectionType */: + case 167 /* IntersectionType */: return getTypeFromIntersectionTypeNode(node); - case 166 /* ParenthesizedType */: - case 268 /* JSDocNullableType */: - case 269 /* JSDocNonNullableType */: - case 276 /* JSDocConstructorType */: - case 277 /* JSDocThisType */: - case 273 /* JSDocOptionalType */: + case 270 /* JSDocNullableType */: + return getTypeFromJSDocNullableTypeNode(node); + case 168 /* ParenthesizedType */: + case 271 /* JSDocNonNullableType */: + case 272 /* JSDocOptionalType */: + case 267 /* JSDocTypeExpression */: return getTypeFromTypeNode(node.type); - case 270 /* JSDocRecordType */: - return getTypeFromTypeNode(node.literal); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 161 /* TypeLiteral */: - case 287 /* JSDocTypeLiteral */: - case 274 /* JSDocFunctionType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 163 /* TypeLiteral */: + case 285 /* JSDocTypeLiteral */: + case 273 /* JSDocFunctionType */: return getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node); - case 168 /* TypeOperator */: + case 170 /* TypeOperator */: return getTypeFromTypeOperatorNode(node); - case 169 /* IndexedAccessType */: + case 171 /* IndexedAccessType */: return getTypeFromIndexedAccessTypeNode(node); - case 170 /* MappedType */: + case 172 /* MappedType */: return getTypeFromMappedTypeNode(node); // This function assumes that an identifier or qualified name is a type expression // Callers should first ensure this by calling isTypeNode - case 70 /* Identifier */: - case 141 /* QualifiedName */: + case 71 /* Identifier */: + case 143 /* QualifiedName */: var symbol = getSymbolAtLocation(node); return symbol && getDeclaredTypeOfSymbol(symbol); - case 267 /* JSDocTupleType */: - return getTypeFromJSDocTupleType(node); - case 275 /* JSDocVariadicType */: + case 274 /* JSDocVariadicType */: return getTypeFromJSDocVariadicType(node); default: return unknownType; @@ -30159,17 +30988,13 @@ var ts; function instantiateSignatures(signatures, mapper) { return instantiateList(signatures, mapper, instantiateSignature); } - function instantiateCached(type, mapper, instantiator) { - var instantiations = mapper.instantiations || (mapper.instantiations = []); - return instantiations[type.id] || (instantiations[type.id] = instantiator(type, mapper)); - } - function createUnaryTypeMapper(source, target) { + function makeUnaryTypeMapper(source, target) { return function (t) { return t === source ? target : t; }; } - function createBinaryTypeMapper(source1, target1, source2, target2) { + function makeBinaryTypeMapper(source1, target1, source2, target2) { return function (t) { return t === source1 ? target1 : t === source2 ? target2 : t; }; } - function createArrayTypeMapper(sources, targets) { + function makeArrayTypeMapper(sources, targets) { return function (t) { for (var i = 0; i < sources.length; i++) { if (t === sources[i]) { @@ -30180,41 +31005,34 @@ var ts; }; } function createTypeMapper(sources, targets) { - var count = sources.length; - var mapper = count == 1 ? createUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : - count == 2 ? createBinaryTypeMapper(sources[0], targets ? targets[0] : anyType, sources[1], targets ? targets[1] : anyType) : - createArrayTypeMapper(sources, targets); - mapper.mappedTypes = sources; - return mapper; + ts.Debug.assert(targets === undefined || sources.length === targets.length); + return sources.length === 1 ? makeUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : + sources.length === 2 ? makeBinaryTypeMapper(sources[0], targets ? targets[0] : anyType, sources[1], targets ? targets[1] : anyType) : + makeArrayTypeMapper(sources, targets); } function createTypeEraser(sources) { - return createTypeMapper(sources, undefined); + return createTypeMapper(sources, /*targets*/ undefined); } - function getInferenceMapper(context) { - if (!context.mapper) { - var mapper = function (t) { - var typeParameters = context.signature.typeParameters; - for (var i = 0; i < typeParameters.length; i++) { - if (t === typeParameters[i]) { - context.inferences[i].isFixed = true; - return getInferredType(context, i); - } - } - return t; - }; - mapper.mappedTypes = context.signature.typeParameters; - mapper.context = context; - context.mapper = mapper; - } - return context.mapper; + /** + * Maps forward-references to later types parameters to the empty object type. + * This is used during inference when instantiating type parameter defaults. + */ + function createBackreferenceMapper(typeParameters, index) { + return function (t) { return ts.indexOf(typeParameters, t) >= index ? emptyObjectType : t; }; } - function identityMapper(type) { - return type; + function isInferenceContext(mapper) { + return !!mapper.signature; + } + function cloneTypeMapper(mapper) { + return mapper && isInferenceContext(mapper) ? + createInferenceContext(mapper.signature, mapper.flags | 2 /* NoDefault */, mapper.compareTypes, mapper.inferences) : + mapper; } function combineTypeMappers(mapper1, mapper2) { - var mapper = function (t) { return instantiateType(mapper1(t), mapper2); }; - mapper.mappedTypes = mapper1.mappedTypes; - return mapper; + return function (t) { return instantiateType(mapper1(t), mapper2); }; + } + function createReplacementMapper(source, target, baseMapper) { + return function (t) { return t === source ? target : baseMapper(t); }; } function cloneTypeParameter(typeParameter) { var result = createType(16384 /* TypeParameter */); @@ -30255,13 +31073,14 @@ var ts; if (signature.typePredicate) { freshTypePredicate = cloneTypePredicate(signature.typePredicate, mapper); } - var result = createSignature(signature.declaration, freshTypeParameters, signature.thisParameter && instantiateSymbol(signature.thisParameter, mapper), instantiateList(signature.parameters, mapper, instantiateSymbol), instantiateType(signature.resolvedReturnType, mapper), freshTypePredicate, signature.minArgumentCount, signature.hasRestParameter, signature.hasLiteralTypes); + var result = createSignature(signature.declaration, freshTypeParameters, signature.thisParameter && instantiateSymbol(signature.thisParameter, mapper), instantiateList(signature.parameters, mapper, instantiateSymbol), + /*resolvedReturnType*/ undefined, freshTypePredicate, signature.minArgumentCount, signature.hasRestParameter, signature.hasLiteralTypes); result.target = signature; result.mapper = mapper; return result; } function instantiateSymbol(symbol, mapper) { - if (symbol.flags & 16777216 /* Instantiated */) { + if (ts.getCheckFlags(symbol) & 1 /* Instantiated */) { var links = getSymbolLinks(symbol); // If symbol being instantiated is itself a instantiation, fetch the original target and combine the // type mappers. This ensures that original type identities are properly preserved and that aliases @@ -30271,7 +31090,8 @@ var ts; } // Keep the flags from the symbol we're instantiating. Mark that is instantiated, and // also transient so that we can just store data on it directly. - var result = createSymbol(16777216 /* Instantiated */ | 67108864 /* Transient */ | symbol.flags, symbol.name); + var result = createSymbol(symbol.flags, symbol.escapedName); + result.checkFlags = 1 /* Instantiated */; result.declarations = symbol.declarations; result.parent = symbol.parent; result.target = symbol; @@ -30279,15 +31099,71 @@ var ts; if (symbol.valueDeclaration) { result.valueDeclaration = symbol.valueDeclaration; } + if (symbol.isRestParameter) { + result.isRestParameter = symbol.isRestParameter; + } return result; } - function instantiateAnonymousType(type, mapper) { - var result = createObjectType(16 /* Anonymous */ | 64 /* Instantiated */, type.symbol); - result.target = type.objectFlags & 64 /* Instantiated */ ? type.target : type; - result.mapper = type.objectFlags & 64 /* Instantiated */ ? combineTypeMappers(type.mapper, mapper) : mapper; - result.aliasSymbol = type.aliasSymbol; - result.aliasTypeArguments = instantiateTypes(type.aliasTypeArguments, mapper); - return result; + function getAnonymousTypeInstantiation(type, mapper) { + var target = type.objectFlags & 64 /* Instantiated */ ? type.target : type; + var symbol = target.symbol; + var links = getSymbolLinks(symbol); + var typeParameters = links.typeParameters; + if (!typeParameters) { + // The first time an anonymous type is instantiated we compute and store a list of the type + // parameters that are in scope (and therefore potentially referenced). For type literals that + // aren't the right hand side of a generic type alias declaration we optimize by reducing the + // set of type parameters to those that are possibly referenced in the literal. + var declaration_1 = symbol.declarations[0]; + var outerTypeParameters = getOuterTypeParameters(declaration_1, /*includeThisTypes*/ true) || ts.emptyArray; + typeParameters = symbol.flags & 2048 /* TypeLiteral */ && !target.aliasTypeArguments ? + ts.filter(outerTypeParameters, function (tp) { return isTypeParameterPossiblyReferenced(tp, declaration_1); }) : + outerTypeParameters; + links.typeParameters = typeParameters; + if (typeParameters.length) { + links.instantiations = ts.createMap(); + links.instantiations.set(getTypeListId(typeParameters), target); + } + } + if (typeParameters.length) { + // We are instantiating an anonymous type that has one or more type parameters in scope. Apply the + // mapper to the type parameters to produce the effective list of type arguments, and compute the + // instantiation cache key from the type IDs of the type arguments. + var combinedMapper = type.objectFlags & 64 /* Instantiated */ ? combineTypeMappers(type.mapper, mapper) : mapper; + var typeArguments = ts.map(typeParameters, combinedMapper); + var id = getTypeListId(typeArguments); + var result = links.instantiations.get(id); + if (!result) { + var newMapper = createTypeMapper(typeParameters, typeArguments); + result = target.objectFlags & 32 /* Mapped */ ? instantiateMappedType(target, newMapper) : instantiateAnonymousType(target, newMapper); + links.instantiations.set(id, result); + } + return result; + } + return type; + } + function isTypeParameterPossiblyReferenced(tp, node) { + // If the type parameter doesn't have exactly one declaration, if there are invening statement blocks + // between the node and the type parameter declaration, if the node contains actual references to the + // type parameter, or if the node contains type queries, we consider the type parameter possibly referenced. + if (tp.symbol && tp.symbol.declarations && tp.symbol.declarations.length === 1) { + var container_1 = tp.symbol.declarations[0].parent; + if (ts.findAncestor(node, function (n) { return n.kind === 207 /* Block */ ? "quit" : n === container_1; })) { + return ts.forEachChild(node, containsReference); + } + } + return true; + function containsReference(node) { + switch (node.kind) { + case 169 /* ThisType */: + return tp.isThisType; + case 71 /* Identifier */: + return !tp.isThisType && ts.isPartOfTypeNode(node) && getTypeFromTypeNode(node) === tp; + case 162 /* TypeQuery */: + return true; + } + return ts.forEachChild(node, containsReference); + } } function instantiateMappedType(type, mapper) { // Check if we have a homomorphic mapped type, i.e. a type of the form { [P in keyof T]: X } for some @@ -30298,164 +31174,66 @@ var ts; var constraintType = getConstraintTypeFromMappedType(type); if (constraintType.flags & 262144 /* Index */) { var typeVariable_1 = constraintType.type; - var mappedTypeVariable = instantiateType(typeVariable_1, mapper); - if (typeVariable_1 !== mappedTypeVariable) { - return mapType(mappedTypeVariable, function (t) { - if (isMappableType(t)) { - var replacementMapper = createUnaryTypeMapper(typeVariable_1, t); - var combinedMapper = mapper.mappedTypes && mapper.mappedTypes.length === 1 ? replacementMapper : combineTypeMappers(replacementMapper, mapper); - combinedMapper.mappedTypes = mapper.mappedTypes; - return instantiateMappedObjectType(type, combinedMapper); - } - return t; - }); + if (typeVariable_1.flags & 16384 /* TypeParameter */) { + var mappedTypeVariable = instantiateType(typeVariable_1, mapper); + if (typeVariable_1 !== mappedTypeVariable) { + return mapType(mappedTypeVariable, function (t) { + if (isMappableType(t)) { + return instantiateAnonymousType(type, createReplacementMapper(typeVariable_1, t, mapper)); + } + return t; + }); + } } } - return instantiateMappedObjectType(type, mapper); + return instantiateAnonymousType(type, mapper); } function isMappableType(type) { - return type.flags & (16384 /* TypeParameter */ | 32768 /* Object */ | 131072 /* Intersection */ | 524288 /* IndexedAccess */); + return type.flags & (1 /* Any */ | 16384 /* TypeParameter */ | 32768 /* Object */ | 131072 /* Intersection */ | 524288 /* IndexedAccess */); } - function instantiateMappedObjectType(type, mapper) { - var result = createObjectType(32 /* Mapped */ | 64 /* Instantiated */, type.symbol); - result.declaration = type.declaration; - result.mapper = type.mapper ? combineTypeMappers(type.mapper, mapper) : mapper; + function instantiateAnonymousType(type, mapper) { + var result = createObjectType(type.objectFlags | 64 /* Instantiated */, type.symbol); + if (type.objectFlags & 32 /* Mapped */) { + result.declaration = type.declaration; + } + result.target = type; + result.mapper = mapper; result.aliasSymbol = type.aliasSymbol; result.aliasTypeArguments = instantiateTypes(type.aliasTypeArguments, mapper); return result; } - function isSymbolInScopeOfMappedTypeParameter(symbol, mapper) { - if (!(symbol.declarations && symbol.declarations.length)) { - return false; - } - var mappedTypes = mapper.mappedTypes; - // Starting with the parent of the symbol's declaration, check if the mapper maps any of - // the type parameters introduced by enclosing declarations. We just pick the first - // declaration since multiple declarations will all have the same parent anyway. - var node = symbol.declarations[0]; - while (node) { - switch (node.kind) { - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - var declaration = node; - if (declaration.typeParameters) { - for (var _i = 0, _a = declaration.typeParameters; _i < _a.length; _i++) { - var d = _a[_i]; - if (ts.contains(mappedTypes, getDeclaredTypeOfTypeParameter(getSymbolOfNode(d)))) { - return true; - } - } - } - if (ts.isClassLike(node) || node.kind === 227 /* InterfaceDeclaration */) { - var thisType = getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType; - if (thisType && ts.contains(mappedTypes, thisType)) { - return true; - } - } - break; - case 274 /* JSDocFunctionType */: - var func = node; - for (var _b = 0, _c = func.parameters; _b < _c.length; _b++) { - var p = _c[_b]; - if (ts.contains(mappedTypes, getTypeOfNode(p))) { - return true; - } - } - break; - case 230 /* ModuleDeclaration */: - case 261 /* SourceFile */: - return false; - } - node = node.parent; - } - return false; - } - function isTopLevelTypeAlias(symbol) { - if (symbol.declarations && symbol.declarations.length) { - var parentKind = symbol.declarations[0].parent.kind; - return parentKind === 261 /* SourceFile */ || parentKind === 231 /* ModuleBlock */; - } - return false; - } function instantiateType(type, mapper) { if (type && mapper !== identityMapper) { - // If we are instantiating a type that has a top-level type alias, obtain the instantiation through - // the type alias instead in order to share instantiations for the same type arguments. This can - // dramatically reduce the number of structurally identical types we generate. Note that we can only - // perform this optimization for top-level type aliases. Consider: - // - // function f1(x: T) { - // type Foo = { x: X, t: T }; - // let obj: Foo = { x: x }; - // return obj; - // } - // function f2(x: U) { return f1(x); } - // let z = f2(42); - // - // Above, the declaration of f2 has an inferred return type that is an instantiation of f1's Foo - // equivalent to { x: U, t: U }. When instantiating this return type, we can't go back to Foo's - // cache because all cached instantiations are of the form { x: ???, t: T }, i.e. they have not been - // instantiated for T. Instead, we need to further instantiate the { x: U, t: U } form. - if (type.aliasSymbol && isTopLevelTypeAlias(type.aliasSymbol)) { - if (type.aliasTypeArguments) { - return getTypeAliasInstantiation(type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); + if (type.flags & 16384 /* TypeParameter */) { + return mapper(type); + } + if (type.flags & 32768 /* Object */) { + if (type.objectFlags & 16 /* Anonymous */) { + // If the anonymous type originates in a declaration of a function, method, class, or + // interface, in an object type literal, or in an object literal expression, we may need + // to instantiate the type because it might reference a type parameter. + return type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */ | 32 /* Class */ | 2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */) && type.symbol.declarations ? + getAnonymousTypeInstantiation(type, mapper) : type; + } + if (type.objectFlags & 32 /* Mapped */) { + return getAnonymousTypeInstantiation(type, mapper); + } + if (type.objectFlags & 4 /* Reference */) { + return createTypeReference(type.target, instantiateTypes(type.typeArguments, mapper)); } - return type; } - return instantiateTypeNoAlias(type, mapper); - } - return type; - } - function instantiateTypeNoAlias(type, mapper) { - if (type.flags & 16384 /* TypeParameter */) { - return mapper(type); - } - if (type.flags & 32768 /* Object */) { - if (type.objectFlags & 16 /* Anonymous */) { - // If the anonymous type originates in a declaration of a function, method, class, or - // interface, in an object type literal, or in an object literal expression, we may need - // to instantiate the type because it might reference a type parameter. We skip instantiation - // if none of the type parameters that are in scope in the type's declaration are mapped by - // the given mapper, however we can only do that analysis if the type isn't itself an - // instantiation. - return type.symbol && - type.symbol.flags & (16 /* Function */ | 8192 /* Method */ | 32 /* Class */ | 2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */) && - (type.objectFlags & 64 /* Instantiated */ || isSymbolInScopeOfMappedTypeParameter(type.symbol, mapper)) ? - instantiateCached(type, mapper, instantiateAnonymousType) : type; + if (type.flags & 65536 /* Union */ && !(type.flags & 8190 /* Primitive */)) { + return getUnionType(instantiateTypes(type.types, mapper), /*subtypeReduction*/ false, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); } - if (type.objectFlags & 32 /* Mapped */) { - return instantiateCached(type, mapper, instantiateMappedType); + if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(instantiateTypes(type.types, mapper), type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); } - if (type.objectFlags & 4 /* Reference */) { - return createTypeReference(type.target, instantiateTypes(type.typeArguments, mapper)); + if (type.flags & 262144 /* Index */) { + return getIndexType(instantiateType(type.type, mapper)); + } + if (type.flags & 524288 /* IndexedAccess */) { + return getIndexedAccessType(instantiateType(type.objectType, mapper), instantiateType(type.indexType, mapper)); } - } - if (type.flags & 65536 /* Union */ && !(type.flags & 8190 /* Primitive */)) { - return getUnionType(instantiateTypes(type.types, mapper), /*subtypeReduction*/ false, type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); - } - if (type.flags & 131072 /* Intersection */) { - return getIntersectionType(instantiateTypes(type.types, mapper), type.aliasSymbol, instantiateTypes(type.aliasTypeArguments, mapper)); - } - if (type.flags & 262144 /* Index */) { - return getIndexType(instantiateType(type.type, mapper)); - } - if (type.flags & 524288 /* IndexedAccess */) { - return getIndexedAccessType(instantiateType(type.objectType, mapper), instantiateType(type.indexType, mapper)); } return type; } @@ -30465,28 +31243,34 @@ var ts; // Returns true if the given expression contains (at any level of nesting) a function or arrow expression // that is subject to contextual typing. function isContextSensitive(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: return isContextSensitiveFunctionLikeDeclaration(node); - case 176 /* ObjectLiteralExpression */: + case 178 /* ObjectLiteralExpression */: return ts.forEach(node.properties, isContextSensitive); - case 175 /* ArrayLiteralExpression */: + case 177 /* ArrayLiteralExpression */: return ts.forEach(node.elements, isContextSensitive); - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return isContextSensitive(node.whenTrue) || isContextSensitive(node.whenFalse); - case 192 /* BinaryExpression */: - return node.operatorToken.kind === 53 /* BarBarToken */ && + case 194 /* BinaryExpression */: + return node.operatorToken.kind === 54 /* BarBarToken */ && (isContextSensitive(node.left) || isContextSensitive(node.right)); - case 257 /* PropertyAssignment */: + case 261 /* PropertyAssignment */: return isContextSensitive(node.initializer); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - return isContextSensitiveFunctionLikeDeclaration(node); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return isContextSensitive(node.expression); + case 254 /* JsxAttributes */: + return ts.forEach(node.properties, isContextSensitive); + case 253 /* JsxAttribute */: + // If there is no initializer, JSX attribute has a boolean value of true which is not context sensitive. + return node.initializer && isContextSensitive(node.initializer); + case 256 /* JsxExpression */: + // It is possible to that node.expression is undefined (e.g
) + return node.expression && isContextSensitive(node.expression); } return false; } @@ -30496,19 +31280,19 @@ var ts; return false; } // Functions with any parameters that lack type annotations are context sensitive. - if (ts.forEach(node.parameters, function (p) { return !p.type; })) { + if (ts.forEach(node.parameters, function (p) { return !ts.getEffectiveTypeAnnotationNode(p); })) { return true; } - // For arrow functions we now know we're not context sensitive. - if (node.kind === 185 /* ArrowFunction */) { - return false; + if (node.kind !== 187 /* ArrowFunction */) { + // If the first parameter is not an explicit 'this' parameter, then the function has + // an implicit 'this' parameter which is subject to contextual typing. + var parameter = ts.firstOrUndefined(node.parameters); + if (!(parameter && ts.parameterIsThisKeyword(parameter))) { + return true; + } } - // If the first parameter is not an explicit 'this' parameter, then the function has - // an implicit 'this' parameter which is subject to contextual typing. Otherwise we - // know that all parameters (including 'this') have type annotations and nothing is - // subject to contextual typing. - var parameter = ts.firstOrUndefined(node.parameters); - return !(parameter && ts.parameterIsThisKeyword(parameter)); + // TODO(anhans): A block should be context-sensitive if it has a context-sensitive return value. + return node.body.kind === 207 /* Block */ ? false : isContextSensitive(node.body); } function isContextSensitiveFunctionOrObjectLiteralMethod(func) { return (isFunctionExpressionOrArrowFunction(func) || ts.isObjectLiteralMethod(func)) && isContextSensitiveFunctionLikeDeclaration(func); @@ -30520,11 +31304,14 @@ var ts; var result = createObjectType(16 /* Anonymous */, type.symbol); result.members = resolved.members; result.properties = resolved.properties; - result.callSignatures = emptyArray; - result.constructSignatures = emptyArray; - type = result; + result.callSignatures = ts.emptyArray; + result.constructSignatures = ts.emptyArray; + return result; } } + else if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(ts.map(type.types, getTypeWithoutSignatures)); + } return type; } // TYPE CHECKING @@ -30547,11 +31334,17 @@ var ts; // subtype of T but not structurally identical to T. This specifically means that two distinct but // structurally identical types (such as two classes) are not considered instances of each other. function isTypeInstanceOf(source, target) { - return source === target || isTypeSubtypeOf(source, target) && !isTypeIdenticalTo(source, target); + return getTargetType(source) === getTargetType(target) || isTypeSubtypeOf(source, target) && !isTypeIdenticalTo(source, target); } /** * This is *not* a bi-directional relationship. * If one needs to check both directions for comparability, use a second call to this function or 'checkTypeComparableTo'. + * + * A type S is comparable to a type T if some (but not necessarily all) of the possible values of S are also possible values of T. + * It is used to check following cases: + * - the types of the left and right sides of equality/inequality operators (`===`, `!==`, `==`, `!=`). + * - the types of `case` clause expressions and their respective `switch` expressions. + * - the type of an expression in a type assertion with the type being asserted. */ function isTypeComparableTo(source, target) { return isTypeRelatedTo(source, target, comparableRelation); @@ -30559,9 +31352,6 @@ var ts; function areTypesComparable(type1, type2) { return isTypeComparableTo(type1, type2) || isTypeComparableTo(type2, type1); } - function checkTypeSubtypeOf(source, target, errorNode, headMessage, containingMessageChain) { - return checkTypeRelatedTo(source, target, subtypeRelation, errorNode, headMessage, containingMessageChain); - } function checkTypeAssignableTo(source, target, errorNode, headMessage, containingMessageChain) { return checkTypeRelatedTo(source, target, assignableRelation, errorNode, headMessage, containingMessageChain); } @@ -30573,12 +31363,13 @@ var ts; return checkTypeRelatedTo(source, target, comparableRelation, errorNode, headMessage, containingMessageChain); } function isSignatureAssignableTo(source, target, ignoreReturnTypes) { - return compareSignaturesRelated(source, target, ignoreReturnTypes, /*reportErrors*/ false, /*errorReporter*/ undefined, compareTypesAssignable) !== 0 /* False */; + return compareSignaturesRelated(source, target, 0 /* None */, ignoreReturnTypes, /*reportErrors*/ false, + /*errorReporter*/ undefined, compareTypesAssignable) !== 0 /* False */; } /** * See signatureRelatedTo, compareSignaturesIdentical */ - function compareSignaturesRelated(source, target, ignoreReturnTypes, reportErrors, errorReporter, compareTypes) { + function compareSignaturesRelated(source, target, callbackCheck, ignoreReturnTypes, reportErrors, errorReporter, compareTypes) { // TODO (drosen): De-duplicate code between related functions. if (source === target) { return -1 /* True */; @@ -30586,17 +31377,20 @@ var ts; if (!target.hasRestParameter && source.minArgumentCount > target.parameters.length) { return 0 /* False */; } - // Spec 1.0 Section 3.8.3 & 3.8.4: - // M and N (the signatures) are instantiated using type Any as the type argument for all type parameters declared by M and N - source = getErasedSignature(source); - target = getErasedSignature(target); + if (source.typeParameters && source.typeParameters !== target.typeParameters) { + target = getCanonicalSignature(target); + source = instantiateSignatureInContextOf(source, target, /*contextualMapper*/ undefined, compareTypes); + } + var kind = target.declaration ? target.declaration.kind : 0 /* Unknown */; + var strictVariance = !callbackCheck && strictFunctionTypes && kind !== 151 /* MethodDeclaration */ && + kind !== 150 /* MethodSignature */ && kind !== 152 /* Constructor */; var result = -1 /* True */; var sourceThisType = getThisTypeOfSignature(source); if (sourceThisType && sourceThisType !== voidType) { var targetThisType = getThisTypeOfSignature(target); if (targetThisType) { // void sources are assignable to anything. - var related = compareTypes(sourceThisType, targetThisType, /*reportErrors*/ false) + var related = !strictVariance && compareTypes(sourceThisType, targetThisType, /*reportErrors*/ false) || compareTypes(targetThisType, sourceThisType, reportErrors); if (!related) { if (reportErrors) { @@ -30613,12 +31407,26 @@ var ts; var sourceParams = source.parameters; var targetParams = target.parameters; for (var i = 0; i < checkCount; i++) { - var s = i < sourceMax ? getTypeOfParameter(sourceParams[i]) : getRestTypeOfSignature(source); - var t = i < targetMax ? getTypeOfParameter(targetParams[i]) : getRestTypeOfSignature(target); - var related = compareTypes(s, t, /*reportErrors*/ false) || compareTypes(t, s, reportErrors); + var sourceType = i < sourceMax ? getTypeOfParameter(sourceParams[i]) : getRestTypeOfSignature(source); + var targetType = i < targetMax ? getTypeOfParameter(targetParams[i]) : getRestTypeOfSignature(target); + // In order to ensure that any generic type Foo is at least co-variant with respect to T no matter + // how Foo uses T, we need to relate parameters bi-variantly (given that parameters are input positions, + // they naturally relate only contra-variantly). However, if the source and target parameters both have + // function types with a single call signature, we know we are relating two callback parameters. In + // that case it is sufficient to only relate the parameters of the signatures co-variantly because, + // similar to return values, callback parameters are output positions. This means that a Promise, + // where T is used only in callback parameter positions, will be co-variant (as opposed to bi-variant) + // with respect to T. + var sourceSig = callbackCheck ? undefined : getSingleCallSignature(getNonNullableType(sourceType)); + var targetSig = callbackCheck ? undefined : getSingleCallSignature(getNonNullableType(targetType)); + var callbacks = sourceSig && targetSig && !sourceSig.typePredicate && !targetSig.typePredicate && + (getFalsyFlags(sourceType) & 6144 /* Nullable */) === (getFalsyFlags(targetType) & 6144 /* Nullable */); + var related = callbacks ? + compareSignaturesRelated(targetSig, sourceSig, strictVariance ? 2 /* Strict */ : 1 /* Bivariant */, /*ignoreReturnTypes*/ false, reportErrors, errorReporter, compareTypes) : + !callbackCheck && !strictVariance && compareTypes(sourceType, targetType, /*reportErrors*/ false) || compareTypes(targetType, sourceType, reportErrors); if (!related) { if (reportErrors) { - errorReporter(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, sourceParams[i < sourceMax ? i : sourceMax].name, targetParams[i < targetMax ? i : targetMax].name); + errorReporter(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, ts.symbolName(sourceParams[i < sourceMax ? i : sourceMax]), ts.symbolName(targetParams[i < targetMax ? i : targetMax])); } return 0 /* False */; } @@ -30633,22 +31441,26 @@ var ts; // The following block preserves behavior forbidding boolean returning functions from being assignable to type guard returning functions if (target.typePredicate) { if (source.typePredicate) { - result &= compareTypePredicateRelatedTo(source.typePredicate, target.typePredicate, reportErrors, errorReporter, compareTypes); + result &= compareTypePredicateRelatedTo(source.typePredicate, target.typePredicate, source.declaration, target.declaration, reportErrors, errorReporter, compareTypes); } else if (ts.isIdentifierTypePredicate(target.typePredicate)) { if (reportErrors) { - errorReporter(ts.Diagnostics.Signature_0_must_have_a_type_predicate, signatureToString(source)); + errorReporter(ts.Diagnostics.Signature_0_must_be_a_type_predicate, signatureToString(source)); } return 0 /* False */; } } else { - result &= compareTypes(sourceReturnType, targetReturnType, reportErrors); + // When relating callback signatures, we still need to relate return types bi-variantly as otherwise + // the containing type wouldn't be co-variant. For example, interface Foo { add(cb: () => T): void } + // wouldn't be co-variant for T without this rule. + result &= callbackCheck === 1 /* Bivariant */ && compareTypes(targetReturnType, sourceReturnType, /*reportErrors*/ false) || + compareTypes(sourceReturnType, targetReturnType, reportErrors); } } return result; } - function compareTypePredicateRelatedTo(source, target, reportErrors, errorReporter, compareTypes) { + function compareTypePredicateRelatedTo(source, target, sourceDeclaration, targetDeclaration, reportErrors, errorReporter, compareTypes) { if (source.kind !== target.kind) { if (reportErrors) { errorReporter(ts.Diagnostics.A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard); @@ -30657,11 +31469,13 @@ var ts; return 0 /* False */; } if (source.kind === 1 /* Identifier */) { - var sourceIdentifierPredicate = source; - var targetIdentifierPredicate = target; - if (sourceIdentifierPredicate.parameterIndex !== targetIdentifierPredicate.parameterIndex) { + var sourcePredicate = source; + var targetPredicate = target; + var sourceIndex = sourcePredicate.parameterIndex - (ts.getThisParameter(sourceDeclaration) ? 1 : 0); + var targetIndex = targetPredicate.parameterIndex - (ts.getThisParameter(targetDeclaration) ? 1 : 0); + if (sourceIndex !== targetIndex) { if (reportErrors) { - errorReporter(ts.Diagnostics.Parameter_0_is_not_in_the_same_position_as_parameter_1, sourceIdentifierPredicate.parameterName, targetIdentifierPredicate.parameterName); + errorReporter(ts.Diagnostics.Parameter_0_is_not_in_the_same_position_as_parameter_1, sourcePredicate.parameterName, targetPredicate.parameterName); errorReporter(ts.Diagnostics.Type_predicate_0_is_not_assignable_to_1, typePredicateToString(source), typePredicateToString(target)); } return 0 /* False */; @@ -30710,69 +31524,95 @@ var ts; sourceNonRestParamCount; } } - function isEnumTypeRelatedTo(source, target, errorReporter) { - if (source === target) { + function isEmptyResolvedType(t) { + return t.properties.length === 0 && + t.callSignatures.length === 0 && + t.constructSignatures.length === 0 && + !t.stringIndexInfo && + !t.numberIndexInfo; + } + function isEmptyObjectType(type) { + return type.flags & 32768 /* Object */ ? isEmptyResolvedType(resolveStructuredTypeMembers(type)) : + type.flags & 16777216 /* NonPrimitive */ ? true : + type.flags & 65536 /* Union */ ? ts.forEach(type.types, isEmptyObjectType) : + type.flags & 131072 /* Intersection */ ? !ts.forEach(type.types, function (t) { return !isEmptyObjectType(t); }) : + false; + } + function isEnumTypeRelatedTo(sourceSymbol, targetSymbol, errorReporter) { + if (sourceSymbol === targetSymbol) { return true; } - var id = source.id + "," + target.id; - if (enumRelation[id] !== undefined) { - return enumRelation[id]; + var id = getSymbolId(sourceSymbol) + "," + getSymbolId(targetSymbol); + var relation = enumRelation.get(id); + if (relation !== undefined) { + return relation; } - if (source.symbol.name !== target.symbol.name || - !(source.symbol.flags & 256 /* RegularEnum */) || !(target.symbol.flags & 256 /* RegularEnum */) || - (source.flags & 65536 /* Union */) !== (target.flags & 65536 /* Union */)) { - return enumRelation[id] = false; + if (sourceSymbol.escapedName !== targetSymbol.escapedName || !(sourceSymbol.flags & 256 /* RegularEnum */) || !(targetSymbol.flags & 256 /* RegularEnum */)) { + enumRelation.set(id, false); + return false; } - var targetEnumType = getTypeOfSymbol(target.symbol); - for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(source.symbol)); _i < _a.length; _i++) { + var targetEnumType = getTypeOfSymbol(targetSymbol); + for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(sourceSymbol)); _i < _a.length; _i++) { var property = _a[_i]; if (property.flags & 8 /* EnumMember */) { - var targetProperty = getPropertyOfType(targetEnumType, property.name); + var targetProperty = getPropertyOfType(targetEnumType, property.escapedName); if (!targetProperty || !(targetProperty.flags & 8 /* EnumMember */)) { if (errorReporter) { - errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, property.name, typeToString(target, /*enclosingDeclaration*/ undefined, 128 /* UseFullyQualifiedType */)); + errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, ts.symbolName(property), typeToString(getDeclaredTypeOfSymbol(targetSymbol), /*enclosingDeclaration*/ undefined, 256 /* UseFullyQualifiedType */)); } - return enumRelation[id] = false; + enumRelation.set(id, false); + return false; } } } - return enumRelation[id] = true; + enumRelation.set(id, true); + return true; } function isSimpleTypeRelatedTo(source, target, relation, errorReporter) { - if (target.flags & 8192 /* Never */) + var s = source.flags; + var t = target.flags; + if (t & 8192 /* Never */) return false; - if (target.flags & 1 /* Any */ || source.flags & 8192 /* Never */) - return true; - if (source.flags & 262178 /* StringLike */ && target.flags & 2 /* String */) + if (t & 1 /* Any */ || s & 8192 /* Never */) return true; - if (source.flags & 340 /* NumberLike */ && target.flags & 4 /* Number */) + if (s & 262178 /* StringLike */ && t & 2 /* String */) return true; - if (source.flags & 136 /* BooleanLike */ && target.flags & 8 /* Boolean */) + if (s & 32 /* StringLiteral */ && s & 256 /* EnumLiteral */ && + t & 32 /* StringLiteral */ && !(t & 256 /* EnumLiteral */) && + source.value === target.value) return true; - if (source.flags & 256 /* EnumLiteral */ && target.flags & 16 /* Enum */ && source.baseType === target) + if (s & 84 /* NumberLike */ && t & 4 /* Number */) return true; - if (source.flags & 16 /* Enum */ && target.flags & 16 /* Enum */ && isEnumTypeRelatedTo(source, target, errorReporter)) + if (s & 64 /* NumberLiteral */ && s & 256 /* EnumLiteral */ && + t & 64 /* NumberLiteral */ && !(t & 256 /* EnumLiteral */) && + source.value === target.value) return true; - if (source.flags & 2048 /* Undefined */ && (!strictNullChecks || target.flags & (2048 /* Undefined */ | 1024 /* Void */))) + if (s & 136 /* BooleanLike */ && t & 8 /* Boolean */) return true; - if (source.flags & 4096 /* Null */ && (!strictNullChecks || target.flags & 4096 /* Null */)) + if (s & 16 /* Enum */ && t & 16 /* Enum */ && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter)) return true; - if (relation === assignableRelation || relation === comparableRelation) { - if (source.flags & 1 /* Any */) + if (s & 256 /* EnumLiteral */ && t & 256 /* EnumLiteral */) { + if (s & 65536 /* Union */ && t & 65536 /* Union */ && isEnumTypeRelatedTo(source.symbol, target.symbol, errorReporter)) return true; - if ((source.flags & 4 /* Number */ | source.flags & 64 /* NumberLiteral */) && target.flags & 272 /* EnumLike */) + if (s & 224 /* Literal */ && t & 224 /* Literal */ && + source.value === target.value && + isEnumTypeRelatedTo(getParentOfSymbol(source.symbol), getParentOfSymbol(target.symbol), errorReporter)) return true; - if (source.flags & 256 /* EnumLiteral */ && - target.flags & 256 /* EnumLiteral */ && - source.text === target.text && - isEnumTypeRelatedTo(source.baseType, target.baseType, errorReporter)) { + } + if (s & 2048 /* Undefined */ && (!strictNullChecks || t & (2048 /* Undefined */ | 1024 /* Void */))) + return true; + if (s & 4096 /* Null */ && (!strictNullChecks || t & 4096 /* Null */)) + return true; + if (s & 32768 /* Object */ && t & 16777216 /* NonPrimitive */) + return true; + if (relation === assignableRelation || relation === comparableRelation) { + if (s & 1 /* Any */) return true; - } - if (source.flags & 256 /* EnumLiteral */ && - target.flags & 16 /* Enum */ && - isEnumTypeRelatedTo(target, source.baseType, errorReporter)) { + // Type number or any numeric literal type is assignable to any numeric enum type or any + // numeric enum literal type. This rule exists for backwards compatibility reasons because + // bit-flag enum types sometimes look like literal enum types with numeric literal values. + if (s & (4 /* Number */ | 64 /* NumberLiteral */) && !(s & 256 /* EnumLiteral */) && (t & 16 /* Enum */ || t & 64 /* NumberLiteral */ && t & 256 /* EnumLiteral */)) return true; - } } return false; } @@ -30787,14 +31627,13 @@ var ts; return true; } if (source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */) { - var id = relation !== identityRelation || source.id < target.id ? source.id + "," + target.id : target.id + "," + source.id; - var related = relation[id]; + var related = relation.get(getRelationKey(source, target, relation)); if (related !== undefined) { return related === 1 /* Succeeded */; } } - if (source.flags & 507904 /* StructuredOrTypeParameter */ || target.flags & 507904 /* StructuredOrTypeParameter */) { - return checkTypeRelatedTo(source, target, relation, undefined, undefined, undefined); + if (source.flags & 1032192 /* StructuredOrTypeVariable */ || target.flags & 1032192 /* StructuredOrTypeVariable */) { + return checkTypeRelatedTo(source, target, relation, /*errorNode*/ undefined); } return false; } @@ -30810,12 +31649,21 @@ var ts; */ function checkTypeRelatedTo(source, target, relation, errorNode, headMessage, containingMessageChain) { var errorInfo; + var maybeKeys; var sourceStack; var targetStack; - var maybeStack; - var expandingFlags; + var maybeCount = 0; var depth = 0; + var ExpandingFlags; + (function (ExpandingFlags) { + ExpandingFlags[ExpandingFlags["None"] = 0] = "None"; + ExpandingFlags[ExpandingFlags["Source"] = 1] = "Source"; + ExpandingFlags[ExpandingFlags["Target"] = 2] = "Target"; + ExpandingFlags[ExpandingFlags["Both"] = 3] = "Both"; + })(ExpandingFlags || (ExpandingFlags = {})); + var expandingFlags = 0 /* None */; var overflow = false; + var isIntersectionConstituent = false; ts.Debug.assert(relation !== identityRelation || !errorNode, "no error reporting in identity checking"); var result = isRelatedTo(source, target, /*reportErrors*/ !!errorNode, headMessage); if (overflow) { @@ -30836,8 +31684,8 @@ var ts; var sourceType = typeToString(source); var targetType = typeToString(target); if (sourceType === targetType) { - sourceType = typeToString(source, /*enclosingDeclaration*/ undefined, 128 /* UseFullyQualifiedType */); - targetType = typeToString(target, /*enclosingDeclaration*/ undefined, 128 /* UseFullyQualifiedType */); + sourceType = typeToString(source, /*enclosingDeclaration*/ undefined, 256 /* UseFullyQualifiedType */); + targetType = typeToString(target, /*enclosingDeclaration*/ undefined, 256 /* UseFullyQualifiedType */); } if (!message) { if (relation === comparableRelation) { @@ -30858,7 +31706,7 @@ var ts; if ((globalStringType === source && stringType === target) || (globalNumberType === source && numberType === target) || (globalBooleanType === source && booleanType === target) || - (getGlobalESSymbolType() === source && esSymbolType === target)) { + (getGlobalESSymbolType(/*reportErrors*/ false) === source && esSymbolType === target)) { reportError(ts.Diagnostics._0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible, targetType, sourceType); } } @@ -30881,12 +31729,13 @@ var ts; } return false; } - // Compare two types and return - // Ternary.True if they are related with no assumptions, - // Ternary.Maybe if they are related with assumptions of other relationships, or - // Ternary.False if they are not related. + /** + * Compare two types and return + * * Ternary.True if they are related with no assumptions, + * * Ternary.Maybe if they are related with assumptions of other relationships, or + * * Ternary.False if they are not related. + */ function isRelatedTo(source, target, reportErrors, headMessage) { - var result; if (source.flags & 96 /* StringOrNumberLiteral */ && source.flags & 1048576 /* FreshLiteral */) { source = source.regularType; } @@ -30916,164 +31765,73 @@ var ts; source = getRegularTypeOfObjectLiteral(source); } } + if (relation !== comparableRelation && + !(source.flags & 196608 /* UnionOrIntersection */) && + !(target.flags & 65536 /* Union */) && + !isIntersectionConstituent && + source !== globalObjectType && + (getPropertiesOfType(source).length > 0 || + getSignaturesOfType(source, 0 /* Call */).length > 0 || + getSignaturesOfType(source, 1 /* Construct */).length > 0) && + isWeakType(target) && + !hasCommonProperties(source, target)) { + if (reportErrors) { + var calls = getSignaturesOfType(source, 0 /* Call */); + var constructs = getSignaturesOfType(source, 1 /* Construct */); + if (calls.length > 0 && isRelatedTo(getReturnTypeOfSignature(calls[0]), target, /*reportErrors*/ false) || + constructs.length > 0 && isRelatedTo(getReturnTypeOfSignature(constructs[0]), target, /*reportErrors*/ false)) { + reportError(ts.Diagnostics.Value_of_type_0_has_no_properties_in_common_with_type_1_Did_you_mean_to_call_it, typeToString(source), typeToString(target)); + } + else { + reportError(ts.Diagnostics.Type_0_has_no_properties_in_common_with_type_1, typeToString(source), typeToString(target)); + } + } + return 0 /* False */; + } + var result = 0 /* False */; var saveErrorInfo = errorInfo; + var saveIsIntersectionConstituent = isIntersectionConstituent; + isIntersectionConstituent = false; // Note that these checks are specifically ordered to produce correct results. In particular, // we need to deconstruct unions before intersections (because unions are always at the top), // and we need to handle "each" relations before "some" relations for the same kind of type. if (source.flags & 65536 /* Union */) { - if (relation === comparableRelation) { - result = someTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)); - } - else { - result = eachTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)); - } - if (result) { - return result; - } - } - else if (target.flags & 65536 /* Union */) { - if (result = typeRelatedToSomeType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */) && !(target.flags & 8190 /* Primitive */))) { - return result; - } - } - else if (target.flags & 131072 /* Intersection */) { - if (result = typeRelatedToEachType(source, target, reportErrors)) { - return result; - } - } - else if (source.flags & 131072 /* Intersection */) { - // Check to see if any constituents of the intersection are immediately related to the target. - // - // Don't report errors though. Checking whether a constituent is related to the source is not actually - // useful and leads to some confusing error messages. Instead it is better to let the below checks - // take care of this, or to not elaborate at all. For instance, - // - // - For an object type (such as 'C = A & B'), users are usually more interested in structural errors. - // - // - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection - // than to report that 'D' is not assignable to 'A' or 'B'. - // - // - For a primitive type or type parameter (such as 'number = A & B') there is no point in - // breaking the intersection apart. - if (result = someTypeRelatedToType(source, target, /*reportErrors*/ false)) { - return result; - } - } - else if (target.flags & 16384 /* TypeParameter */) { - // A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P]. - if (getObjectFlags(source) & 32 /* Mapped */ && getConstraintTypeFromMappedType(source) === getIndexType(target)) { - if (!source.declaration.questionToken) { - var templateType = getTemplateTypeFromMappedType(source); - var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source)); - if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) { - return result; - } - } - } - else { - // Given a type parameter K with a constraint keyof T, a type S is - // assignable to K if S is assignable to keyof T. - var constraint = getConstraintOfTypeParameter(target); - if (constraint && constraint.flags & 262144 /* Index */) { - if (result = isRelatedTo(source, constraint, reportErrors)) { - return result; - } - } - } - } - else if (target.flags & 262144 /* Index */) { - // A keyof S is related to a keyof T if T is related to S. - if (source.flags & 262144 /* Index */) { - if (result = isRelatedTo(target.type, source.type, /*reportErrors*/ false)) { - return result; - } - } - // Given a type variable T with a constraint C, a type S is assignable to - // keyof T if S is assignable to keyof C. - if (target.type.flags & 540672 /* TypeVariable */) { - var constraint = getConstraintOfTypeVariable(target.type); - if (constraint) { - if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) { - return result; - } - } - } - } - else if (target.flags & 524288 /* IndexedAccess */) { - // if we have indexed access types with identical index types, see if relationship holds for - // the two object types. - if (source.flags & 524288 /* IndexedAccess */ && source.indexType === target.indexType) { - if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) { - return result; - } - } - // A type S is related to a type T[K] if S is related to A[K], where K is string-like and - // A is the apparent type of S. - if (target.constraint) { - if (result = isRelatedTo(source, target.constraint, reportErrors)) { - errorInfo = saveErrorInfo; - return result; - } - } + result = relation === comparableRelation ? + someTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)) : + eachTypeRelatedToType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */)); } - if (source.flags & 16384 /* TypeParameter */) { - // A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X. - if (getObjectFlags(target) & 32 /* Mapped */ && getConstraintTypeFromMappedType(target) === getIndexType(source)) { - var indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(target)); - var templateType = getTemplateTypeFromMappedType(target); - if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) { - errorInfo = saveErrorInfo; - return result; - } - } - else { - var constraint = getConstraintOfTypeParameter(source); - if (!constraint || constraint.flags & 1 /* Any */) { - constraint = emptyObjectType; - } - // The constraint may need to be further instantiated with its 'this' type. - constraint = getTypeWithThisArgument(constraint, source); - // Report constraint errors only if the constraint is not the empty object type - var reportConstraintErrors = reportErrors && constraint !== emptyObjectType; - if (result = isRelatedTo(constraint, target, reportConstraintErrors)) { - errorInfo = saveErrorInfo; - return result; - } + else { + if (target.flags & 65536 /* Union */) { + result = typeRelatedToSomeType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */) && !(target.flags & 8190 /* Primitive */)); } - } - else if (source.flags & 524288 /* IndexedAccess */) { - // A type S[K] is related to a type T if A[K] is related to T, where K is string-like and - // A is the apparent type of S. - if (source.constraint) { - if (result = isRelatedTo(source.constraint, target, reportErrors)) { - errorInfo = saveErrorInfo; - return result; - } + else if (target.flags & 131072 /* Intersection */) { + isIntersectionConstituent = true; + result = typeRelatedToEachType(source, target, reportErrors); } - } - else { - if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { - // We have type references to same target type, see if relationship holds for all type arguments - if (result = typeArgumentsRelatedTo(source, target, reportErrors)) { - return result; - } + else if (source.flags & 131072 /* Intersection */) { + // Check to see if any constituents of the intersection are immediately related to the target. + // + // Don't report errors though. Checking whether a constituent is related to the source is not actually + // useful and leads to some confusing error messages. Instead it is better to let the below checks + // take care of this, or to not elaborate at all. For instance, + // + // - For an object type (such as 'C = A & B'), users are usually more interested in structural errors. + // + // - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection + // than to report that 'D' is not assignable to 'A' or 'B'. + // + // - For a primitive type or type parameter (such as 'number = A & B') there is no point in + // breaking the intersection apart. + result = someTypeRelatedToType(source, target, /*reportErrors*/ false); } - // Even if relationship doesn't hold for unions, intersections, or generic type references, - // it may hold in a structural comparison. - var apparentSource = getApparentType(source); - // In a check of the form X = A & B, we will have previously checked if A relates to X or B relates - // to X. Failing both of those we want to check if the aggregation of A and B's members structurally - // relates to X. Thus, we include intersection types on the source side here. - if (apparentSource.flags & (32768 /* Object */ | 131072 /* Intersection */) && target.flags & 32768 /* Object */) { - // Report structural errors only if we haven't reported any errors yet - var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !(source.flags & 8190 /* Primitive */); - if (result = objectTypeRelatedTo(apparentSource, source, target, reportStructuralErrors)) { + if (!result && (source.flags & 1032192 /* StructuredOrTypeVariable */ || target.flags & 1032192 /* StructuredOrTypeVariable */)) { + if (result = recursiveTypeRelatedTo(source, target, reportErrors)) { errorInfo = saveErrorInfo; - return result; } } } - if (reportErrors) { + isIntersectionConstituent = saveIsIntersectionConstituent; + if (!result && reportErrors) { if (source.flags & 32768 /* Object */ && target.flags & 8190 /* Primitive */) { tryElaborateErrorsForPrimitivesAndObjects(source, target); } @@ -31082,18 +31840,12 @@ var ts; } reportRelationError(headMessage, source, target); } - return 0 /* False */; + return result; } function isIdenticalTo(source, target) { var result; if (source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */) { - if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { - // We have type references to same target type, see if all type arguments are identical - if (result = typeArgumentsRelatedTo(source, target, /*reportErrors*/ false)) { - return result; - } - } - return objectTypeRelatedTo(source, source, target, /*reportErrors*/ false); + return recursiveTypeRelatedTo(source, target, /*reportErrors*/ false); } if (source.flags & 65536 /* Union */ && target.flags & 65536 /* Union */ || source.flags & 131072 /* Intersection */ && target.flags & 131072 /* Intersection */) { @@ -31105,52 +31857,60 @@ var ts; } return 0 /* False */; } - // Check if a property with the given name is known anywhere in the given type. In an object type, a property - // is considered known if the object type is empty and the check is for assignability, if the object type has - // index signatures, or if the property is actually declared in the object type. In a union or intersection - // type, a property is considered known if it is known in any constituent type. - function isKnownProperty(type, name) { - if (type.flags & 32768 /* Object */) { - var resolved = resolveStructuredTypeMembers(type); - if ((relation === assignableRelation || relation === comparableRelation) && (type === globalObjectType || isEmptyObjectType(resolved)) || - resolved.stringIndexInfo || - (resolved.numberIndexInfo && isNumericLiteralName(name)) || - getPropertyOfType(type, name)) { - return true; + function hasExcessProperties(source, target, reportErrors) { + if (maybeTypeOfKind(target, 32768 /* Object */) && !(getObjectFlags(target) & 512 /* ObjectLiteralPatternWithComputedProperties */)) { + var isComparingJsxAttributes = !!(source.flags & 33554432 /* JsxAttributes */); + if ((relation === assignableRelation || relation === comparableRelation) && + (isTypeSubsetOf(globalObjectType, target) || (!isComparingJsxAttributes && isEmptyObjectType(target)))) { + return false; } - } - else if (type.flags & 196608 /* UnionOrIntersection */) { - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var t = _a[_i]; - if (isKnownProperty(t, name)) { - return true; + if (target.flags & 65536 /* Union */) { + var discriminantType = findMatchingDiscriminantType(source, target); + if (discriminantType) { + // check excess properties against discriminant type only, not the entire union + return hasExcessProperties(source, discriminantType, reportErrors); } } - } - return false; - } - function isEmptyObjectType(t) { - return t.properties.length === 0 && - t.callSignatures.length === 0 && - t.constructSignatures.length === 0 && - !t.stringIndexInfo && - !t.numberIndexInfo; - } - function hasExcessProperties(source, target, reportErrors) { - if (maybeTypeOfKind(target, 32768 /* Object */) && !(getObjectFlags(target) & 512 /* ObjectLiteralPatternWithComputedProperties */)) { - for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) { - var prop = _a[_i]; - if (!isKnownProperty(target, prop.name)) { + var _loop_4 = function (prop) { + if (!isKnownProperty(target, prop.escapedName, isComparingJsxAttributes)) { if (reportErrors) { // We know *exactly* where things went wrong when comparing the types. // Use this property as the error node as this will be more helpful in // reasoning about what went wrong. ts.Debug.assert(!!errorNode); - errorNode = prop.valueDeclaration; - reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(target)); + if (ts.isJsxAttributes(errorNode) || ts.isJsxOpeningLikeElement(errorNode)) { + // JsxAttributes has an object-literal flag and undergo same type-assignablity check as normal object-literal. + // However, using an object-literal error message will be very confusing to the users so we give different a message. + reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, symbolToString(prop), typeToString(target)); + } + else { + // use the property's value declaration if the property is assigned inside the literal itself + var objectLiteralDeclaration_1 = source.symbol && ts.firstOrUndefined(source.symbol.declarations); + var suggestion = void 0; + if (prop.valueDeclaration && ts.findAncestor(prop.valueDeclaration, function (d) { return d === objectLiteralDeclaration_1; })) { + var propDeclaration = prop.valueDeclaration; + ts.Debug.assertNode(propDeclaration, ts.isObjectLiteralElementLike); + errorNode = propDeclaration; + if (ts.isIdentifier(propDeclaration.name)) { + suggestion = getSuggestionForNonexistentProperty(propDeclaration.name, target); + } + } + if (suggestion !== undefined) { + reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_but_0_does_not_exist_in_type_1_Did_you_mean_to_write_2, symbolToString(prop), typeToString(target), suggestion); + } + else { + reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(target)); + } + } } - return true; + return { value: true }; } + }; + for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) { + var prop = _a[_i]; + var state_2 = _loop_4(prop); + if (typeof state_2 === "object") + return state_2.value; } } return false; @@ -31173,20 +31933,45 @@ var ts; if (target.flags & 65536 /* Union */ && containsType(targetTypes, source)) { return -1 /* True */; } - var len = targetTypes.length; - for (var i = 0; i < len; i++) { - var related = isRelatedTo(source, targetTypes[i], reportErrors && i === len - 1); + for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) { + var type = targetTypes_1[_i]; + var related = isRelatedTo(source, type, /*reportErrors*/ false); if (related) { return related; } } + if (reportErrors) { + var discriminantType = findMatchingDiscriminantType(source, target); + isRelatedTo(source, discriminantType || targetTypes[targetTypes.length - 1], /*reportErrors*/ true); + } return 0 /* False */; } + function findMatchingDiscriminantType(source, target) { + var match; + var sourceProperties = getPropertiesOfObjectType(source); + if (sourceProperties) { + var sourceProperty = findSingleDiscriminantProperty(sourceProperties, target); + if (sourceProperty) { + var sourceType = getTypeOfSymbol(sourceProperty); + for (var _i = 0, _a = target.types; _i < _a.length; _i++) { + var type = _a[_i]; + var targetType = getTypeOfPropertyOfType(type, sourceProperty.escapedName); + if (targetType && isRelatedTo(sourceType, targetType)) { + if (match) { + return undefined; + } + match = type; + } + } + } + } + return match; + } function typeRelatedToEachType(source, target, reportErrors) { var result = -1 /* True */; var targetTypes = target.types; - for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) { - var targetType = targetTypes_1[_i]; + for (var _i = 0, targetTypes_2 = targetTypes; _i < targetTypes_2.length; _i++) { + var targetType = targetTypes_2[_i]; var related = isRelatedTo(source, targetType, reportErrors); if (!related) { return 0 /* False */; @@ -31222,48 +32007,87 @@ var ts; } return result; } - function typeArgumentsRelatedTo(source, target, reportErrors) { - var sources = source.typeArguments || emptyArray; - var targets = target.typeArguments || emptyArray; + function typeArgumentsRelatedTo(source, target, variances, reportErrors) { + var sources = source.typeArguments || ts.emptyArray; + var targets = target.typeArguments || ts.emptyArray; if (sources.length !== targets.length && relation === identityRelation) { return 0 /* False */; } var length = sources.length <= targets.length ? sources.length : targets.length; var result = -1 /* True */; for (var i = 0; i < length; i++) { - var related = isRelatedTo(sources[i], targets[i], reportErrors); - if (!related) { - return 0 /* False */; + // When variance information isn't available we default to covariance. This happens + // in the process of computing variance information for recursive types and when + // comparing 'this' type arguments. + var variance = i < variances.length ? variances[i] : 1 /* Covariant */; + // We ignore arguments for independent type parameters (because they're never witnessed). + if (variance !== 4 /* Independent */) { + var s = sources[i]; + var t = targets[i]; + var related = -1 /* True */; + if (variance === 1 /* Covariant */) { + related = isRelatedTo(s, t, reportErrors); + } + else if (variance === 2 /* Contravariant */) { + related = isRelatedTo(t, s, reportErrors); + } + else if (variance === 3 /* Bivariant */) { + // In the bivariant case we first compare contravariantly without reporting + // errors. Then, if that doesn't succeed, we compare covariantly with error + // reporting. Thus, error elaboration will be based on the the covariant check, + // which is generally easier to reason about. + related = isRelatedTo(t, s, /*reportErrors*/ false); + if (!related) { + related = isRelatedTo(s, t, reportErrors); + } + } + else { + // In the invariant case we first compare covariantly, and only when that + // succeeds do we proceed to compare contravariantly. Thus, error elaboration + // will typically be based on the covariant check. + related = isRelatedTo(s, t, reportErrors); + if (related) { + related &= isRelatedTo(t, s, reportErrors); + } + } + if (!related) { + return 0 /* False */; + } + result &= related; } - result &= related; } return result; } - // Determine if two object types are related by structure. First, check if the result is already available in the global cache. + // Determine if possibly recursive types are related. First, check if the result is already available in the global cache. // Second, check if we have already started a comparison of the given two types in which case we assume the result to be true. // Third, check if both types are part of deeply nested chains of generic type instantiations and if so assume the types are // equal and infinitely expanding. Fourth, if we have reached a depth of 100 nested comparisons, assume we have runaway recursion // and issue an error. Otherwise, actually compare the structure of the two types. - function objectTypeRelatedTo(source, originalSource, target, reportErrors) { + function recursiveTypeRelatedTo(source, target, reportErrors) { if (overflow) { return 0 /* False */; } - var id = relation !== identityRelation || source.id < target.id ? source.id + "," + target.id : target.id + "," + source.id; - var related = relation[id]; + var id = getRelationKey(source, target, relation); + var related = relation.get(id); if (related !== undefined) { if (reportErrors && related === 2 /* Failed */) { // We are elaborating errors and the cached result is an unreported failure. Record the result as a reported // failure and continue computing the relation such that errors get reported. - relation[id] = 3 /* FailedAndReported */; + relation.set(id, 3 /* FailedAndReported */); } else { return related === 1 /* Succeeded */ ? -1 /* True */ : 0 /* False */; } } - if (depth > 0) { - for (var i = 0; i < depth; i++) { + if (!maybeKeys) { + maybeKeys = []; + sourceStack = []; + targetStack = []; + } + else { + for (var i = 0; i < maybeCount; i++) { // If source and target are already being compared, consider them related with assumptions - if (maybeStack[i][id]) { + if (id === maybeKeys[i]) { return 1 /* Maybe */; } } @@ -31272,86 +32096,211 @@ var ts; return 0 /* False */; } } - else { - sourceStack = []; - targetStack = []; - maybeStack = []; - expandingFlags = 0; - } + var maybeStart = maybeCount; + maybeKeys[maybeCount] = id; + maybeCount++; sourceStack[depth] = source; targetStack[depth] = target; - maybeStack[depth] = ts.createMap(); - maybeStack[depth][id] = 1 /* Succeeded */; depth++; var saveExpandingFlags = expandingFlags; - if (!(expandingFlags & 1) && isDeeplyNestedGeneric(source, sourceStack, depth)) - expandingFlags |= 1; - if (!(expandingFlags & 2) && isDeeplyNestedGeneric(target, targetStack, depth)) - expandingFlags |= 2; + if (!(expandingFlags & 1 /* Source */) && isDeeplyNestedType(source, sourceStack, depth)) + expandingFlags |= 1 /* Source */; + if (!(expandingFlags & 2 /* Target */) && isDeeplyNestedType(target, targetStack, depth)) + expandingFlags |= 2 /* Target */; + var result = expandingFlags !== 3 /* Both */ ? structuredTypeRelatedTo(source, target, reportErrors) : 1 /* Maybe */; + expandingFlags = saveExpandingFlags; + depth--; + if (result) { + if (result === -1 /* True */ || depth === 0) { + // If result is definitely true, record all maybe keys as having succeeded + for (var i = maybeStart; i < maybeCount; i++) { + relation.set(maybeKeys[i], 1 /* Succeeded */); + } + maybeCount = maybeStart; + } + } + else { + // A false result goes straight into global cache (when something is false under + // assumptions it will also be false without assumptions) + relation.set(id, reportErrors ? 3 /* FailedAndReported */ : 2 /* Failed */); + maybeCount = maybeStart; + } + return result; + } + function structuredTypeRelatedTo(source, target, reportErrors) { var result; - if (expandingFlags === 3) { - result = 1 /* Maybe */; + var saveErrorInfo = errorInfo; + if (target.flags & 16384 /* TypeParameter */) { + // A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P]. + if (getObjectFlags(source) & 32 /* Mapped */ && getConstraintTypeFromMappedType(source) === getIndexType(target)) { + if (!source.declaration.questionToken) { + var templateType = getTemplateTypeFromMappedType(source); + var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source)); + if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) { + return result; + } + } + } } - else if (isGenericMappedType(source) || isGenericMappedType(target)) { - result = mappedTypeRelatedTo(source, target, reportErrors); + else if (target.flags & 262144 /* Index */) { + // A keyof S is related to a keyof T if T is related to S. + if (source.flags & 262144 /* Index */) { + if (result = isRelatedTo(target.type, source.type, /*reportErrors*/ false)) { + return result; + } + } + // A type S is assignable to keyof T if S is assignable to keyof C, where C is the + // constraint of T. + var constraint = getConstraintOfType(target.type); + if (constraint) { + if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) { + return result; + } + } } - else { - result = propertiesRelatedTo(source, target, reportErrors); - if (result) { - result &= signaturesRelatedTo(source, target, 0 /* Call */, reportErrors); - if (result) { - result &= signaturesRelatedTo(source, target, 1 /* Construct */, reportErrors); - if (result) { - result &= indexTypesRelatedTo(source, originalSource, target, 0 /* String */, reportErrors); - if (result) { - result &= indexTypesRelatedTo(source, originalSource, target, 1 /* Number */, reportErrors); - } + else if (target.flags & 524288 /* IndexedAccess */) { + // A type S is related to a type T[K] if S is related to A[K], where K is string-like and + // A is the apparent type of S. + var constraint = getConstraintOfIndexedAccess(target); + if (constraint) { + if (result = isRelatedTo(source, constraint, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + } + if (source.flags & 16384 /* TypeParameter */) { + // A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X. + if (getObjectFlags(target) & 32 /* Mapped */ && getConstraintTypeFromMappedType(target) === getIndexType(source)) { + var indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(target)); + var templateType = getTemplateTypeFromMappedType(target); + if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + else { + var constraint = getConstraintOfTypeParameter(source); + // A type parameter with no constraint is not related to the non-primitive object type. + if (constraint || !(target.flags & 16777216 /* NonPrimitive */)) { + if (!constraint || constraint.flags & 1 /* Any */) { + constraint = emptyObjectType; + } + // Report constraint errors only if the constraint is not the empty object type + var reportConstraintErrors = reportErrors && constraint !== emptyObjectType; + if (result = isRelatedTo(constraint, target, reportConstraintErrors)) { + errorInfo = saveErrorInfo; + return result; } } } } - expandingFlags = saveExpandingFlags; - depth--; - if (result) { - var maybeCache = maybeStack[depth]; - // If result is definitely true, copy assumptions to global cache, else copy to next level up - var destinationCache = (result === -1 /* True */ || depth === 0) ? relation : maybeStack[depth - 1]; - ts.copyProperties(maybeCache, destinationCache); + else if (source.flags & 524288 /* IndexedAccess */) { + // A type S[K] is related to a type T if A[K] is related to T, where K is string-like and + // A is the apparent type of S. + var constraint = getConstraintOfIndexedAccess(source); + if (constraint) { + if (result = isRelatedTo(constraint, target, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + else if (target.flags & 524288 /* IndexedAccess */ && source.indexType === target.indexType) { + // if we have indexed access types with identical index types, see if relationship holds for + // the two object types. + if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) { + return result; + } + } } else { - // A false result goes straight into global cache (when something is false under assumptions it - // will also be false without assumptions) - relation[id] = reportErrors ? 3 /* FailedAndReported */ : 2 /* Failed */; - } - return result; - } - // A type [P in S]: X is related to a type [P in T]: Y if T is related to S and X is related to Y. - function mappedTypeRelatedTo(source, target, reportErrors) { - if (isGenericMappedType(target)) { - if (isGenericMappedType(source)) { - var result_2; - if (relation === identityRelation) { - var readonlyMatches = !source.declaration.readonlyToken === !target.declaration.readonlyToken; - var optionalMatches = !source.declaration.questionToken === !target.declaration.questionToken; - if (readonlyMatches && optionalMatches) { - if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { - return result_2 & isRelatedTo(getErasedTemplateTypeFromMappedType(source), getErasedTemplateTypeFromMappedType(target), reportErrors); - } + if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target && + !(source.flags & 67108864 /* MarkerType */ || target.flags & 67108864 /* MarkerType */)) { + // We have type references to the same generic type, and the type references are not marker + // type references (which are intended by be compared structurally). Obtain the variance + // information for the type parameters and relate the type arguments accordingly. + var variances = getVariances(source.target); + if (result = typeArgumentsRelatedTo(source, target, variances, reportErrors)) { + return result; + } + // The type arguments did not relate appropriately, but it may be because we have no variance + // information (in which case typeArgumentsRelatedTo defaulted to covariance for all type + // arguments). It might also be the case that the target type has a 'void' type argument for + // a covariant type parameter that is only used in return positions within the generic type + // (in which case any type argument is permitted on the source side). In those cases we proceed + // with a structural comparison. Otherwise, we know for certain the instantiations aren't + // related and we can return here. + if (variances !== ts.emptyArray && !hasCovariantVoidArgument(target, variances)) { + // In some cases generic types that are covariant in regular type checking mode become + // invariant in --strictFunctionTypes mode because one or more type parameters are used in + // both co- and contravariant positions. In order to make it easier to diagnose *why* such + // types are invariant, if any of the type parameters are invariant we reset the reported + // errors and instead force a structural comparison (which will include elaborations that + // reveal the reason). + if (!(reportErrors && ts.some(variances, function (v) { return v === 0 /* Invariant */; }))) { + return 0 /* False */; } + errorInfo = saveErrorInfo; + } + } + // Even if relationship doesn't hold for unions, intersections, or generic type references, + // it may hold in a structural comparison. + var sourceIsPrimitive = !!(source.flags & 8190 /* Primitive */); + if (relation !== identityRelation) { + source = getApparentType(source); + } + // In a check of the form X = A & B, we will have previously checked if A relates to X or B relates + // to X. Failing both of those we want to check if the aggregation of A and B's members structurally + // relates to X. Thus, we include intersection types on the source side here. + if (source.flags & (32768 /* Object */ | 131072 /* Intersection */) && target.flags & 32768 /* Object */) { + // Report structural errors only if we haven't reported any errors yet + var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !sourceIsPrimitive; + // An empty object type is related to any mapped type that includes a '?' modifier. + if (isPartialMappedType(target) && !isGenericMappedType(source) && isEmptyObjectType(source)) { + result = -1 /* True */; + } + else if (isGenericMappedType(target)) { + result = isGenericMappedType(source) ? mappedTypeRelatedTo(source, target, reportStructuralErrors) : 0 /* False */; } else { - if (relation === comparableRelation || !source.declaration.questionToken || target.declaration.questionToken) { - if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { - return result_2 & isRelatedTo(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target), reportErrors); + result = propertiesRelatedTo(source, target, reportStructuralErrors); + if (result) { + result &= signaturesRelatedTo(source, target, 0 /* Call */, reportStructuralErrors); + if (result) { + result &= signaturesRelatedTo(source, target, 1 /* Construct */, reportStructuralErrors); + if (result) { + result &= indexTypesRelatedTo(source, target, 0 /* String */, sourceIsPrimitive, reportStructuralErrors); + if (result) { + result &= indexTypesRelatedTo(source, target, 1 /* Number */, sourceIsPrimitive, reportStructuralErrors); + } + } } } } + if (result) { + errorInfo = saveErrorInfo; + return result; + } } } - else if (relation !== identityRelation) { - var resolved = resolveStructuredTypeMembers(target); - if (isEmptyObjectType(resolved) || resolved.stringIndexInfo && resolved.stringIndexInfo.type.flags & 1 /* Any */) { - return -1 /* True */; + return 0 /* False */; + } + // A type [P in S]: X is related to a type [Q in T]: Y if T is related to S and X' is + // related to Y, where X' is an instantiation of X in which P is replaced with Q. Notice + // that S and T are contra-variant whereas X and Y are co-variant. + function mappedTypeRelatedTo(source, target, reportErrors) { + var sourceReadonly = !!source.declaration.readonlyToken; + var sourceOptional = !!source.declaration.questionToken; + var targetReadonly = !!target.declaration.readonlyToken; + var targetOptional = !!target.declaration.questionToken; + var modifiersRelated = relation === identityRelation ? + sourceReadonly === targetReadonly && sourceOptional === targetOptional : + relation === comparableRelation || !sourceOptional || targetOptional; + if (modifiersRelated) { + var result_2; + if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { + var mapper = createTypeMapper([getTypeParameterFromMappedType(source)], [getTypeParameterFromMappedType(target)]); + return result_2 & isRelatedTo(instantiateType(getTemplateTypeFromMappedType(source), mapper), getTemplateTypeFromMappedType(target), reportErrors); } } return 0 /* False */; @@ -31360,25 +32309,30 @@ var ts; if (relation === identityRelation) { return propertiesIdenticalTo(source, target); } + var requireOptionalProperties = relation === subtypeRelation && !(getObjectFlags(source) & 128 /* ObjectLiteral */); + var unmatchedProperty = getUnmatchedProperty(source, target, requireOptionalProperties); + if (unmatchedProperty) { + if (reportErrors) { + reportError(ts.Diagnostics.Property_0_is_missing_in_type_1, symbolToString(unmatchedProperty), typeToString(source)); + } + return 0 /* False */; + } var result = -1 /* True */; var properties = getPropertiesOfObjectType(target); - var requireOptionalProperties = relation === subtypeRelation && !(getObjectFlags(source) & 128 /* ObjectLiteral */); for (var _i = 0, properties_3 = properties; _i < properties_3.length; _i++) { var targetProp = properties_3[_i]; - var sourceProp = getPropertyOfType(source, targetProp.name); - if (sourceProp !== targetProp) { - if (!sourceProp) { - if (!(targetProp.flags & 536870912 /* Optional */) || requireOptionalProperties) { - if (reportErrors) { - reportError(ts.Diagnostics.Property_0_is_missing_in_type_1, symbolToString(targetProp), typeToString(source)); - } - return 0 /* False */; - } - } - else if (!(targetProp.flags & 134217728 /* Prototype */)) { - var sourcePropFlags = getDeclarationModifierFlagsFromSymbol(sourceProp); - var targetPropFlags = getDeclarationModifierFlagsFromSymbol(targetProp); + if (!(targetProp.flags & 4194304 /* Prototype */)) { + var sourceProp = getPropertyOfType(source, targetProp.escapedName); + if (sourceProp && sourceProp !== targetProp) { + var sourcePropFlags = ts.getDeclarationModifierFlagsFromSymbol(sourceProp); + var targetPropFlags = ts.getDeclarationModifierFlagsFromSymbol(targetProp); if (sourcePropFlags & 8 /* Private */ || targetPropFlags & 8 /* Private */) { + if (ts.getCheckFlags(sourceProp) & 256 /* ContainsPrivate */) { + if (reportErrors) { + reportError(ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(sourceProp), typeToString(source)); + } + return 0 /* False */; + } if (sourceProp.valueDeclaration !== targetProp.valueDeclaration) { if (reportErrors) { if (sourcePropFlags & 8 /* Private */ && targetPropFlags & 8 /* Private */) { @@ -31392,12 +32346,9 @@ var ts; } } else if (targetPropFlags & 16 /* Protected */) { - var sourceDeclaredInClass = sourceProp.parent && sourceProp.parent.flags & 32 /* Class */; - var sourceClass = sourceDeclaredInClass ? getDeclaredTypeOfSymbol(getParentOfSymbol(sourceProp)) : undefined; - var targetClass = getDeclaredTypeOfSymbol(getParentOfSymbol(targetProp)); - if (!sourceClass || !hasBaseType(sourceClass, targetClass)) { + if (!isValidOverrideOf(sourceProp, targetProp)) { if (reportErrors) { - reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(sourceClass || source), typeToString(targetClass)); + reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(getDeclaringClass(sourceProp) || source), typeToString(getDeclaringClass(targetProp) || target)); } return 0 /* False */; } @@ -31417,7 +32368,7 @@ var ts; } result &= related; // When checking for comparability, be more lenient with optional properties. - if (relation !== comparableRelation && sourceProp.flags & 536870912 /* Optional */ && !(targetProp.flags & 536870912 /* Optional */)) { + if (relation !== comparableRelation && sourceProp.flags & 16777216 /* Optional */ && !(targetProp.flags & 16777216 /* Optional */)) { // TypeScript 1.0 spec (April 2014): 3.8.3 // S is a subtype of a type T, and T is a supertype of S if ... // S' and T are object types and, for each member M in T.. @@ -31435,6 +32386,33 @@ var ts; } return result; } + /** + * A type is 'weak' if it is an object type with at least one optional property + * and no required properties, call/construct signatures or index signatures + */ + function isWeakType(type) { + if (type.flags & 32768 /* Object */) { + var resolved = resolveStructuredTypeMembers(type); + return resolved.callSignatures.length === 0 && resolved.constructSignatures.length === 0 && + !resolved.stringIndexInfo && !resolved.numberIndexInfo && + resolved.properties.length > 0 && + ts.every(resolved.properties, function (p) { return !!(p.flags & 16777216 /* Optional */); }); + } + if (type.flags & 131072 /* Intersection */) { + return ts.every(type.types, isWeakType); + } + return false; + } + function hasCommonProperties(source, target) { + var isComparingJsxAttributes = !!(source.flags & 33554432 /* JsxAttributes */); + for (var _i = 0, _a = getPropertiesOfType(source); _i < _a.length; _i++) { + var prop = _a[_i]; + if (isKnownProperty(target, prop.escapedName, isComparingJsxAttributes)) { + return true; + } + } + return false; + } function propertiesIdenticalTo(source, target) { if (!(source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */)) { return 0 /* False */; @@ -31447,7 +32425,7 @@ var ts; var result = -1 /* True */; for (var _i = 0, sourceProperties_1 = sourceProperties; _i < sourceProperties_1.length; _i++) { var sourceProp = sourceProperties_1[_i]; - var targetProp = getPropertyOfObjectType(target, sourceProp.name); + var targetProp = getPropertyOfObjectType(target, sourceProp.escapedName); if (!targetProp) { return 0 /* False */; } @@ -31485,32 +32463,56 @@ var ts; } var result = -1 /* True */; var saveErrorInfo = errorInfo; - outer: for (var _i = 0, targetSignatures_1 = targetSignatures; _i < targetSignatures_1.length; _i++) { - var t = targetSignatures_1[_i]; - // Only elaborate errors from the first failure - var shouldElaborateErrors = reportErrors; - for (var _a = 0, sourceSignatures_1 = sourceSignatures; _a < sourceSignatures_1.length; _a++) { - var s = sourceSignatures_1[_a]; - var related = signatureRelatedTo(s, t, shouldElaborateErrors); - if (related) { - result &= related; - errorInfo = saveErrorInfo; - continue outer; + if (getObjectFlags(source) & 64 /* Instantiated */ && getObjectFlags(target) & 64 /* Instantiated */ && source.symbol === target.symbol) { + // We have instantiations of the same anonymous type (which typically will be the type of a + // method). Simply do a pairwise comparison of the signatures in the two signature lists instead + // of the much more expensive N * M comparison matrix we explore below. We erase type parameters + // as they are known to always be the same. + for (var i = 0; i < targetSignatures.length; i++) { + var related = signatureRelatedTo(sourceSignatures[i], targetSignatures[i], /*erase*/ true, reportErrors); + if (!related) { + return 0 /* False */; } - shouldElaborateErrors = false; + result &= related; } - if (shouldElaborateErrors) { - reportError(ts.Diagnostics.Type_0_provides_no_match_for_the_signature_1, typeToString(source), signatureToString(t, /*enclosingDeclaration*/ undefined, /*flags*/ undefined, kind)); + } + else if (sourceSignatures.length === 1 && targetSignatures.length === 1) { + // For simple functions (functions with a single signature) we only erase type parameters for + // the comparable relation. Otherwise, if the source signature is generic, we instantiate it + // in the context of the target signature before checking the relationship. Ideally we'd do + // this regardless of the number of signatures, but the potential costs are prohibitive due + // to the quadratic nature of the logic below. + var eraseGenerics = relation === comparableRelation || compilerOptions.noStrictGenericChecks; + result = signatureRelatedTo(sourceSignatures[0], targetSignatures[0], eraseGenerics, reportErrors); + } + else { + outer: for (var _i = 0, targetSignatures_1 = targetSignatures; _i < targetSignatures_1.length; _i++) { + var t = targetSignatures_1[_i]; + // Only elaborate errors from the first failure + var shouldElaborateErrors = reportErrors; + for (var _a = 0, sourceSignatures_1 = sourceSignatures; _a < sourceSignatures_1.length; _a++) { + var s = sourceSignatures_1[_a]; + var related = signatureRelatedTo(s, t, /*erase*/ true, shouldElaborateErrors); + if (related) { + result &= related; + errorInfo = saveErrorInfo; + continue outer; + } + shouldElaborateErrors = false; + } + if (shouldElaborateErrors) { + reportError(ts.Diagnostics.Type_0_provides_no_match_for_the_signature_1, typeToString(source), signatureToString(t, /*enclosingDeclaration*/ undefined, /*flags*/ undefined, kind)); + } + return 0 /* False */; } - return 0 /* False */; } return result; } /** * See signatureAssignableTo, compareSignaturesIdentical */ - function signatureRelatedTo(source, target, reportErrors) { - return compareSignaturesRelated(source, target, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo); + function signatureRelatedTo(source, target, erase, reportErrors) { + return compareSignaturesRelated(erase ? getErasedSignature(source) : source, erase ? getErasedSignature(target) : target, 0 /* None */, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo); } function signaturesIdenticalTo(source, target, kind) { var sourceSignatures = getSignaturesOfType(source, kind); @@ -31519,7 +32521,7 @@ var ts; return 0 /* False */; } var result = -1 /* True */; - for (var i = 0, len = sourceSignatures.length; i < len; i++) { + for (var i = 0; i < sourceSignatures.length; i++) { var related = compareSignaturesIdentical(sourceSignatures[i], targetSignatures[i], /*partialMatch*/ false, /*ignoreThisTypes*/ false, /*ignoreReturnTypes*/ false, isRelatedTo); if (!related) { return 0 /* False */; @@ -31532,7 +32534,7 @@ var ts; var result = -1 /* True */; for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) { var prop = _a[_i]; - if (kind === 0 /* String */ || isNumericLiteralName(prop.name)) { + if (kind === 0 /* String */ || isNumericLiteralName(prop.escapedName)) { var related = isRelatedTo(getTypeOfSymbol(prop), target, reportErrors); if (!related) { if (reportErrors) { @@ -31552,12 +32554,12 @@ var ts; } return related; } - function indexTypesRelatedTo(source, originalSource, target, kind, reportErrors) { + function indexTypesRelatedTo(source, target, kind, sourceIsPrimitive, reportErrors) { if (relation === identityRelation) { return indexTypesIdenticalTo(source, target, kind); } var targetInfo = getIndexInfoOfType(target, kind); - if (!targetInfo || ((targetInfo.type.flags & 1 /* Any */) && !(originalSource.flags & 8190 /* Primitive */))) { + if (!targetInfo || targetInfo.type.flags & 1 /* Any */ && !sourceIsPrimitive) { // Index signature of type any permits assignment from everything but primitives return -1 /* True */; } @@ -31566,7 +32568,12 @@ var ts; if (sourceInfo) { return indexInfoRelatedTo(sourceInfo, targetInfo, reportErrors); } - if (isObjectLiteralType(source)) { + if (isGenericMappedType(source)) { + // A generic mapped type { [P in K]: T } is related to an index signature { [x: string]: U } + // if T is related to U. + return kind === 0 /* String */ && isRelatedTo(getTemplateTypeFromMappedType(source), targetInfo.type, reportErrors); + } + if (isObjectTypeWithInferableIndex(source)) { var related = -1 /* True */; if (kind === 0 /* String */) { var sourceNumberInfo = getIndexInfoOfType(source, 1 /* Number */); @@ -31599,8 +32606,8 @@ var ts; if (!sourceSignature.declaration || !targetSignature.declaration) { return true; } - var sourceAccessibility = ts.getModifierFlags(sourceSignature.declaration) & 24 /* NonPublicAccessibilityModifier */; - var targetAccessibility = ts.getModifierFlags(targetSignature.declaration) & 24 /* NonPublicAccessibilityModifier */; + var sourceAccessibility = ts.getSelectedModifierFlags(sourceSignature.declaration, 24 /* NonPublicAccessibilityModifier */); + var targetAccessibility = ts.getSelectedModifierFlags(targetSignature.declaration, 24 /* NonPublicAccessibilityModifier */); // A public, protected and private signature is assignable to a private signature. if (targetAccessibility === 8 /* Private */) { return true; @@ -31619,35 +32626,185 @@ var ts; return false; } } + // Return a type reference where the source type parameter is replaced with the target marker + // type, and flag the result as a marker type reference. + function getMarkerTypeReference(type, source, target) { + var result = createTypeReference(type, ts.map(type.typeParameters, function (t) { return t === source ? target : t; })); + result.flags |= 67108864 /* MarkerType */; + return result; + } + // Return an array containing the variance of each type parameter. The variance is effectively + // a digest of the type comparisons that occur for each type argument when instantiations of the + // generic type are structurally compared. We infer the variance information by comparing + // instantiations of the generic type for type arguments with known relations. The function + // returns the emptyArray singleton if we're not in strictFunctionTypes mode or if the function + // has been invoked recursively for the given generic type. + function getVariances(type) { + if (!strictFunctionTypes) { + return ts.emptyArray; + } + var typeParameters = type.typeParameters || ts.emptyArray; + var variances = type.variances; + if (!variances) { + if (type === globalArrayType || type === globalReadonlyArrayType) { + // Arrays are known to be covariant, no need to spend time computing this + variances = [1 /* Covariant */]; + } + else { + // The emptyArray singleton is used to signal a recursive invocation. + type.variances = ts.emptyArray; + variances = []; + for (var _i = 0, typeParameters_1 = typeParameters; _i < typeParameters_1.length; _i++) { + var tp = typeParameters_1[_i]; + // We first compare instantiations where the type parameter is replaced with + // marker types that have a known subtype relationship. From this we can infer + // invariance, covariance, contravariance or bivariance. + var typeWithSuper = getMarkerTypeReference(type, tp, markerSuperType); + var typeWithSub = getMarkerTypeReference(type, tp, markerSubType); + var variance = (isTypeAssignableTo(typeWithSub, typeWithSuper) ? 1 /* Covariant */ : 0) | + (isTypeAssignableTo(typeWithSuper, typeWithSub) ? 2 /* Contravariant */ : 0); + // If the instantiations appear to be related bivariantly it may be because the + // type parameter is independent (i.e. it isn't witnessed anywhere in the generic + // type). To determine this we compare instantiations where the type parameter is + // replaced with marker types that are known to be unrelated. + if (variance === 3 /* Bivariant */ && isTypeAssignableTo(getMarkerTypeReference(type, tp, markerOtherType), typeWithSuper)) { + variance = 4 /* Independent */; + } + variances.push(variance); + } + } + type.variances = variances; + } + return variances; + } + // Return true if the given type reference has a 'void' type argument for a covariant type parameter. + // See comment at call in recursiveTypeRelatedTo for when this case matters. + function hasCovariantVoidArgument(type, variances) { + for (var i = 0; i < variances.length; i++) { + if (variances[i] === 1 /* Covariant */ && type.typeArguments[i].flags & 1024 /* Void */) { + return true; + } + } + return false; + } + function isUnconstrainedTypeParameter(type) { + return type.flags & 16384 /* TypeParameter */ && !getConstraintFromTypeParameter(type); + } + function isTypeReferenceWithGenericArguments(type) { + return getObjectFlags(type) & 4 /* Reference */ && ts.some(type.typeArguments, function (t) { return isUnconstrainedTypeParameter(t) || isTypeReferenceWithGenericArguments(t); }); + } + /** + * getTypeReferenceId(A) returns "111=0-12=1" + * where A.id=111 and number.id=12 + */ + function getTypeReferenceId(type, typeParameters, depth) { + if (depth === void 0) { depth = 0; } + var result = "" + type.target.id; + for (var _i = 0, _a = type.typeArguments; _i < _a.length; _i++) { + var t = _a[_i]; + if (isUnconstrainedTypeParameter(t)) { + var index = ts.indexOf(typeParameters, t); + if (index < 0) { + index = typeParameters.length; + typeParameters.push(t); + } + result += "=" + index; + } + else if (depth < 4 && isTypeReferenceWithGenericArguments(t)) { + result += "<" + getTypeReferenceId(t, typeParameters, depth + 1) + ">"; + } + else { + result += "-" + t.id; + } + } + return result; + } + /** + * To improve caching, the relation key for two generic types uses the target's id plus ids of the type parameters. + * For other cases, the types ids are used. + */ + function getRelationKey(source, target, relation) { + if (relation === identityRelation && source.id > target.id) { + var temp = source; + source = target; + target = temp; + } + if (isTypeReferenceWithGenericArguments(source) && isTypeReferenceWithGenericArguments(target)) { + var typeParameters = []; + return getTypeReferenceId(source, typeParameters) + "," + getTypeReferenceId(target, typeParameters); + } + return source.id + "," + target.id; + } + // Invoke the callback for each underlying property symbol of the given symbol and return the first + // value that isn't undefined. + function forEachProperty(prop, callback) { + if (ts.getCheckFlags(prop) & 6 /* Synthetic */) { + for (var _i = 0, _a = prop.containingType.types; _i < _a.length; _i++) { + var t = _a[_i]; + var p = getPropertyOfType(t, prop.escapedName); + var result = p && forEachProperty(p, callback); + if (result) { + return result; + } + } + return undefined; + } + return callback(prop); + } + // Return the declaring class type of a property or undefined if property not declared in class + function getDeclaringClass(prop) { + return prop.parent && prop.parent.flags & 32 /* Class */ ? getDeclaredTypeOfSymbol(getParentOfSymbol(prop)) : undefined; + } + // Return true if some underlying source property is declared in a class that derives + // from the given base class. + function isPropertyInClassDerivedFrom(prop, baseClass) { + return forEachProperty(prop, function (sp) { + var sourceClass = getDeclaringClass(sp); + return sourceClass ? hasBaseType(sourceClass, baseClass) : false; + }); + } + // Return true if source property is a valid override of protected parts of target property. + function isValidOverrideOf(sourceProp, targetProp) { + return !forEachProperty(targetProp, function (tp) { return ts.getDeclarationModifierFlagsFromSymbol(tp) & 16 /* Protected */ ? + !isPropertyInClassDerivedFrom(sourceProp, getDeclaringClass(tp)) : false; }); + } + // Return true if the given class derives from each of the declaring classes of the protected + // constituents of the given property. + function isClassDerivedFromDeclaringClasses(checkClass, prop) { + return forEachProperty(prop, function (p) { return ts.getDeclarationModifierFlagsFromSymbol(p) & 16 /* Protected */ ? + !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass; + } // Return true if the given type is the constructor type for an abstract class function isAbstractConstructorType(type) { if (getObjectFlags(type) & 16 /* Anonymous */) { var symbol = type.symbol; if (symbol && symbol.flags & 32 /* Class */) { var declaration = getClassLikeDeclarationOfSymbol(symbol); - if (declaration && ts.getModifierFlags(declaration) & 128 /* Abstract */) { + if (declaration && ts.hasModifier(declaration, 128 /* Abstract */)) { return true; } } } return false; } - // Return true if the given type is part of a deeply nested chain of generic instantiations. We consider this to be the case - // when structural type comparisons have been started for 10 or more instantiations of the same generic type. It is possible, - // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely expanding. - // Effectively, we will generate a false positive when two types are structurally equal to at least 10 levels, but unequal at - // some level beyond that. - function isDeeplyNestedGeneric(type, stack, depth) { - // We track type references (created by createTypeReference) and instantiated types (created by instantiateType) - if (getObjectFlags(type) & (4 /* Reference */ | 64 /* Instantiated */) && depth >= 5) { + // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons + // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible, + // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely + // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5 + // levels, but unequal at some level beyond that. + function isDeeplyNestedType(type, stack, depth) { + // We track all object types that have an associated symbol (representing the origin of the type) + if (depth >= 5 && type.flags & 32768 /* Object */) { var symbol = type.symbol; - var count = 0; - for (var i = 0; i < depth; i++) { - var t = stack[i]; - if (getObjectFlags(t) & (4 /* Reference */ | 64 /* Instantiated */) && t.symbol === symbol) { - count++; - if (count >= 5) - return true; + if (symbol) { + var count = 0; + for (var i = 0; i < depth; i++) { + var t = stack[i]; + if (t.flags & 32768 /* Object */ && t.symbol === symbol) { + count++; + if (count >= 5) + return true; + } } } } @@ -31663,8 +32820,8 @@ var ts; if (sourceProp === targetProp) { return -1 /* True */; } - var sourcePropAccessibility = getDeclarationModifierFlagsFromSymbol(sourceProp) & 24 /* NonPublicAccessibilityModifier */; - var targetPropAccessibility = getDeclarationModifierFlagsFromSymbol(targetProp) & 24 /* NonPublicAccessibilityModifier */; + var sourcePropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(sourceProp) & 24 /* NonPublicAccessibilityModifier */; + var targetPropAccessibility = ts.getDeclarationModifierFlagsFromSymbol(targetProp) & 24 /* NonPublicAccessibilityModifier */; if (sourcePropAccessibility !== targetPropAccessibility) { return 0 /* False */; } @@ -31674,7 +32831,7 @@ var ts; } } else { - if ((sourceProp.flags & 536870912 /* Optional */) !== (targetProp.flags & 536870912 /* Optional */)) { + if ((sourceProp.flags & 16777216 /* Optional */) !== (targetProp.flags & 16777216 /* Optional */)) { return 0 /* False */; } } @@ -31718,7 +32875,7 @@ var ts; // the constraints with a common set of type arguments to get relatable entities in places where // type parameters occur in the constraints. The complexity of doing that doesn't seem worthwhile, // particularly as we're comparing erased versions of the signatures below. - if ((source.typeParameters ? source.typeParameters.length : 0) !== (target.typeParameters ? target.typeParameters.length : 0)) { + if (ts.length(source.typeParameters) !== ts.length(target.typeParameters)) { return 0 /* False */; } // Spec 1.0 Section 3.8.3 & 3.8.4: @@ -31757,18 +32914,10 @@ var ts; function isRestParameterIndex(signature, parameterIndex) { return signature.hasRestParameter && parameterIndex >= signature.parameters.length - 1; } - function isSupertypeOfEach(candidate, types) { - for (var _i = 0, types_7 = types; _i < types_7.length; _i++) { - var t = types_7[_i]; - if (candidate !== t && !isTypeSubtypeOf(t, candidate)) - return false; - } - return true; - } function literalTypesWithSameBaseType(types) { var commonBaseType; - for (var _i = 0, types_8 = types; _i < types_8.length; _i++) { - var t = types_8[_i]; + for (var _i = 0, types_10 = types; _i < types_10.length; _i++) { + var t = types_10[_i]; var baseType = getBaseTypeOfLiteralType(t); if (!commonBaseType) { commonBaseType = baseType; @@ -31779,55 +32928,26 @@ var ts; } return true; } - // When the candidate types are all literal types with the same base type, the common - // supertype is a union of those literal types. Otherwise, the common supertype is the - // first type that is a supertype of each of the other types. + // When the candidate types are all literal types with the same base type, return a union + // of those literal types. Otherwise, return the leftmost type for which no type to the + // right is a supertype. function getSupertypeOrUnion(types) { - return literalTypesWithSameBaseType(types) ? getUnionType(types) : ts.forEach(types, function (t) { return isSupertypeOfEach(t, types) ? t : undefined; }); + return literalTypesWithSameBaseType(types) ? + getUnionType(types) : + ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(s, t) ? t : s; }); } function getCommonSupertype(types) { if (!strictNullChecks) { return getSupertypeOrUnion(types); } var primaryTypes = ts.filter(types, function (t) { return !(t.flags & 6144 /* Nullable */); }); - if (!primaryTypes.length) { - return getUnionType(types, /*subtypeReduction*/ true); - } - var supertype = getSupertypeOrUnion(primaryTypes); - return supertype && includeFalsyTypes(supertype, getFalsyFlagsOfTypes(types) & 6144 /* Nullable */); - } - function reportNoCommonSupertypeError(types, errorLocation, errorMessageChainHead) { - // The downfallType/bestSupertypeDownfallType is the first type that caused a particular candidate - // to not be the common supertype. So if it weren't for this one downfallType (and possibly others), - // the type in question could have been the common supertype. - var bestSupertype; - var bestSupertypeDownfallType; - var bestSupertypeScore = 0; - for (var i = 0; i < types.length; i++) { - var score = 0; - var downfallType = undefined; - for (var j = 0; j < types.length; j++) { - if (isTypeSubtypeOf(types[j], types[i])) { - score++; - } - else if (!downfallType) { - downfallType = types[j]; - } - } - ts.Debug.assert(!!downfallType, "If there is no common supertype, each type should have a downfallType"); - if (score > bestSupertypeScore) { - bestSupertype = types[i]; - bestSupertypeDownfallType = downfallType; - bestSupertypeScore = score; - } - // types.length - 1 is the maximum score, given that getCommonSupertype returned false - if (bestSupertypeScore === types.length - 1) { - break; - } - } - // In the following errors, the {1} slot is before the {0} slot because checkTypeSubtypeOf supplies the - // subtype as the first argument to the error - checkTypeSubtypeOf(bestSupertypeDownfallType, bestSupertype, errorLocation, ts.Diagnostics.Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0, errorMessageChainHead); + return primaryTypes.length ? + getNullableType(getSupertypeOrUnion(primaryTypes), getFalsyFlagsOfTypes(types) & 6144 /* Nullable */) : + getUnionType(types, /*subtypeReduction*/ true); + } + // Return the leftmost type for which no type to the right is a subtype. + function getCommonSubtype(types) { + return ts.reduceLeft(types, function (s, t) { return isTypeSubtypeOf(t, s) ? t : s; }); } function isArrayType(type) { return getObjectFlags(type) & 4 /* Reference */ && type.target === globalArrayType; @@ -31842,27 +32962,27 @@ var ts; return !!getPropertyOfType(type, "0"); } function isUnitType(type) { - return (type.flags & (480 /* Literal */ | 2048 /* Undefined */ | 4096 /* Null */)) !== 0; + return !!(type.flags & 6368 /* Unit */); } function isLiteralType(type) { return type.flags & 8 /* Boolean */ ? true : - type.flags & 65536 /* Union */ ? type.flags & 16 /* Enum */ ? true : !ts.forEach(type.types, function (t) { return !isUnitType(t); }) : + type.flags & 65536 /* Union */ ? type.flags & 256 /* EnumLiteral */ ? true : !ts.forEach(type.types, function (t) { return !isUnitType(t); }) : isUnitType(type); } function getBaseTypeOfLiteralType(type) { - return type.flags & 32 /* StringLiteral */ ? stringType : - type.flags & 64 /* NumberLiteral */ ? numberType : - type.flags & 128 /* BooleanLiteral */ ? booleanType : - type.flags & 256 /* EnumLiteral */ ? type.baseType : - type.flags & 65536 /* Union */ && !(type.flags & 16 /* Enum */) ? getUnionType(ts.sameMap(type.types, getBaseTypeOfLiteralType)) : + return type.flags & 256 /* EnumLiteral */ ? getBaseTypeOfEnumLiteralType(type) : + type.flags & 32 /* StringLiteral */ ? stringType : + type.flags & 64 /* NumberLiteral */ ? numberType : + type.flags & 128 /* BooleanLiteral */ ? booleanType : + type.flags & 65536 /* Union */ ? getUnionType(ts.sameMap(type.types, getBaseTypeOfLiteralType)) : type; } function getWidenedLiteralType(type) { - return type.flags & 32 /* StringLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? stringType : - type.flags & 64 /* NumberLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? numberType : - type.flags & 128 /* BooleanLiteral */ ? booleanType : - type.flags & 256 /* EnumLiteral */ ? type.baseType : - type.flags & 65536 /* Union */ && !(type.flags & 16 /* Enum */) ? getUnionType(ts.sameMap(type.types, getWidenedLiteralType)) : + return type.flags & 256 /* EnumLiteral */ ? getBaseTypeOfEnumLiteralType(type) : + type.flags & 32 /* StringLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? stringType : + type.flags & 64 /* NumberLiteral */ && type.flags & 1048576 /* FreshLiteral */ ? numberType : + type.flags & 128 /* BooleanLiteral */ ? booleanType : + type.flags & 65536 /* Union */ ? getUnionType(ts.sameMap(type.types, getWidenedLiteralType)) : type; } /** @@ -31874,8 +32994,8 @@ var ts; } function getFalsyFlagsOfTypes(types) { var result = 0; - for (var _i = 0, types_9 = types; _i < types_9.length; _i++) { - var t = types_9[_i]; + for (var _i = 0, types_11 = types; _i < types_11.length; _i++) { + var t = types_11[_i]; result |= getFalsyFlags(t); } return result; @@ -31885,49 +33005,54 @@ var ts; // no flags for all other types (including non-falsy literal types). function getFalsyFlags(type) { return type.flags & 65536 /* Union */ ? getFalsyFlagsOfTypes(type.types) : - type.flags & 32 /* StringLiteral */ ? type.text === "" ? 32 /* StringLiteral */ : 0 : - type.flags & 64 /* NumberLiteral */ ? type.text === "0" ? 64 /* NumberLiteral */ : 0 : + type.flags & 32 /* StringLiteral */ ? type.value === "" ? 32 /* StringLiteral */ : 0 : + type.flags & 64 /* NumberLiteral */ ? type.value === 0 ? 64 /* NumberLiteral */ : 0 : type.flags & 128 /* BooleanLiteral */ ? type === falseType ? 128 /* BooleanLiteral */ : 0 : type.flags & 7406 /* PossiblyFalsy */; } - function includeFalsyTypes(type, flags) { - if ((getFalsyFlags(type) & flags) === flags) { - return type; - } - var types = [type]; - if (flags & 262178 /* StringLike */) - types.push(emptyStringType); - if (flags & 340 /* NumberLike */) - types.push(zeroType); - if (flags & 136 /* BooleanLike */) - types.push(falseType); - if (flags & 1024 /* Void */) - types.push(voidType); - if (flags & 2048 /* Undefined */) - types.push(undefinedType); - if (flags & 4096 /* Null */) - types.push(nullType); - return getUnionType(types, /*subtypeReduction*/ true); - } function removeDefinitelyFalsyTypes(type) { return getFalsyFlags(type) & 7392 /* DefinitelyFalsy */ ? filterType(type, function (t) { return !(getFalsyFlags(t) & 7392 /* DefinitelyFalsy */); }) : type; } + function extractDefinitelyFalsyTypes(type) { + return mapType(type, getDefinitelyFalsyPartOfType); + } + function getDefinitelyFalsyPartOfType(type) { + return type.flags & 2 /* String */ ? emptyStringType : + type.flags & 4 /* Number */ ? zeroType : + type.flags & 8 /* Boolean */ || type === falseType ? falseType : + type.flags & (1024 /* Void */ | 2048 /* Undefined */ | 4096 /* Null */) || + type.flags & 32 /* StringLiteral */ && type.value === "" || + type.flags & 64 /* NumberLiteral */ && type.value === 0 ? type : + neverType; + } + /** + * Add undefined or null or both to a type if they are missing. + * @param type - type to add undefined and/or null to if not present + * @param flags - Either TypeFlags.Undefined or TypeFlags.Null, or both + */ + function getNullableType(type, flags) { + var missing = (flags & ~type.flags) & (2048 /* Undefined */ | 4096 /* Null */); + return missing === 0 ? type : + missing === 2048 /* Undefined */ ? getUnionType([type, undefinedType]) : + missing === 4096 /* Null */ ? getUnionType([type, nullType]) : + getUnionType([type, undefinedType, nullType]); + } function getNonNullableType(type) { return strictNullChecks ? getTypeWithFacts(type, 524288 /* NEUndefinedOrNull */) : type; } /** - * Return true if type was inferred from an object literal or written as an object type literal + * Return true if type was inferred from an object literal, written as an object type literal, or is the shape of a module * with no call or construct signatures. */ - function isObjectLiteralType(type) { - return type.symbol && (type.symbol.flags & (4096 /* ObjectLiteral */ | 2048 /* TypeLiteral */)) !== 0 && + function isObjectTypeWithInferableIndex(type) { + return type.symbol && (type.symbol.flags & (4096 /* ObjectLiteral */ | 2048 /* TypeLiteral */ | 512 /* ValueModule */)) !== 0 && getSignaturesOfType(type, 0 /* Call */).length === 0 && getSignaturesOfType(type, 1 /* Construct */).length === 0; } - function createTransientSymbol(source, type) { - var symbol = createSymbol(source.flags | 67108864 /* Transient */, source.name); + function createSymbolWithType(source, type) { + var symbol = createSymbol(source.flags, source.escapedName); symbol.declarations = source.declarations; symbol.parent = source.parent; symbol.type = type; @@ -31938,14 +33063,13 @@ var ts; return symbol; } function transformTypeOfMembers(type, f) { - var members = ts.createMap(); + var members = ts.createSymbolTable(); for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) { var property = _a[_i]; var original = getTypeOfSymbol(property); var updated = f(original); - members[property.name] = updated === original ? property : createTransientSymbol(property, updated); + members.set(property.escapedName, updated === original ? property : createSymbolWithType(property, updated)); } - ; return members; } /** @@ -31969,14 +33093,22 @@ var ts; type.regularType = regularNew; return regularNew; } + function getWidenedProperty(prop) { + var original = getTypeOfSymbol(prop); + var widened = getWidenedType(original); + return widened === original ? prop : createSymbolWithType(prop, widened); + } function getWidenedTypeOfObjectLiteral(type) { - var members = transformTypeOfMembers(type, function (prop) { - var widened = getWidenedType(prop); - return prop === widened ? prop : widened; - }); + var members = ts.createSymbolTable(); + for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) { + var prop = _a[_i]; + // Since get accessors already widen their return value there is no need to + // widen accessor based properties here. + members.set(prop.escapedName, prop.flags & 4 /* Property */ ? getWidenedProperty(prop) : prop); + } var stringIndexInfo = getIndexInfoOfType(type, 0 /* String */); var numberIndexInfo = getIndexInfoOfType(type, 1 /* Number */); - return createAnonymousType(type.symbol, members, emptyArray, emptyArray, stringIndexInfo && createIndexInfo(getWidenedType(stringIndexInfo.type), stringIndexInfo.isReadonly), numberIndexInfo && createIndexInfo(getWidenedType(numberIndexInfo.type), numberIndexInfo.isReadonly)); + return createAnonymousType(type.symbol, members, ts.emptyArray, ts.emptyArray, stringIndexInfo && createIndexInfo(getWidenedType(stringIndexInfo.type), stringIndexInfo.isReadonly), numberIndexInfo && createIndexInfo(getWidenedType(numberIndexInfo.type), numberIndexInfo.isReadonly)); } function getWidenedConstituentType(type) { return type.flags & 6144 /* Nullable */ ? type : getWidenedType(type); @@ -32033,7 +33165,7 @@ var ts; var t = getTypeOfSymbol(p); if (t.flags & 2097152 /* ContainsWideningType */) { if (!reportWideningErrorsInType(t)) { - error(p.valueDeclaration, ts.Diagnostics.Object_literal_s_property_0_implicitly_has_an_1_type, p.name, typeToString(getWidenedType(t))); + error(p.valueDeclaration, ts.Diagnostics.Object_literal_s_property_0_implicitly_has_an_1_type, ts.symbolName(p), typeToString(getWidenedType(t))); } errorReported = true; } @@ -32045,25 +33177,25 @@ var ts; var typeAsString = typeToString(getWidenedType(type)); var diagnostic; switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: diagnostic = ts.Diagnostics.Member_0_implicitly_has_an_1_type; break; - case 144 /* Parameter */: + case 146 /* Parameter */: diagnostic = declaration.dotDotDotToken ? ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type : ts.Diagnostics.Parameter_0_implicitly_has_an_1_type; break; - case 174 /* BindingElement */: + case 176 /* BindingElement */: diagnostic = ts.Diagnostics.Binding_element_0_implicitly_has_an_1_type; break; - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: if (!declaration.name) { error(declaration, ts.Diagnostics.Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString); return; @@ -32073,10 +33205,10 @@ var ts; default: diagnostic = ts.Diagnostics.Variable_0_implicitly_has_an_1_type; } - error(declaration, diagnostic, ts.declarationNameToString(declaration.name), typeAsString); + error(declaration, diagnostic, ts.declarationNameToString(ts.getNameOfDeclaration(declaration)), typeAsString); } function reportErrorsFromWidening(declaration, type) { - if (produceDiagnostics && compilerOptions.noImplicitAny && type.flags & 2097152 /* ContainsWideningType */) { + if (produceDiagnostics && noImplicitAny && type.flags & 2097152 /* ContainsWideningType */) { // Report implicit any error within type if possible, otherwise report error on declaration if (!reportWideningErrorsInType(type)) { reportImplicitAnyError(declaration, type); @@ -32103,21 +33235,42 @@ var ts; callback(getTypeAtPosition(source, i), getTypeAtPosition(target, i)); } } - function createInferenceContext(signature, inferUnionTypes) { - var inferences = ts.map(signature.typeParameters, createTypeInferencesObject); + function createInferenceContext(signature, flags, compareTypes, baseInferences) { + var inferences = baseInferences ? ts.map(baseInferences, cloneInferenceInfo) : ts.map(signature.typeParameters, createInferenceInfo); + var context = mapper; + context.signature = signature; + context.inferences = inferences; + context.flags = flags; + context.compareTypes = compareTypes || compareTypesAssignable; + return context; + function mapper(t) { + for (var i = 0; i < inferences.length; i++) { + if (t === inferences[i].typeParameter) { + inferences[i].isFixed = true; + return getInferredType(context, i); + } + } + return t; + } + } + function createInferenceInfo(typeParameter) { return { - signature: signature, - inferUnionTypes: inferUnionTypes, - inferences: inferences, - inferredTypes: new Array(signature.typeParameters.length), + typeParameter: typeParameter, + candidates: undefined, + inferredType: undefined, + priority: undefined, + topLevel: true, + isFixed: false }; } - function createTypeInferencesObject() { + function cloneInferenceInfo(inference) { return { - primary: undefined, - secondary: undefined, - topLevel: true, - isFixed: false, + typeParameter: inference.typeParameter, + candidates: inference.candidates && inference.candidates.slice(), + inferredType: inference.inferredType, + priority: inference.priority, + topLevel: inference.topLevel, + isFixed: inference.isFixed }; } // Return true if the given type could possibly reference a type parameter for which @@ -32125,9 +33278,9 @@ var ts; // results for union and intersection types for performance reasons. function couldContainTypeVariables(type) { var objectFlags = getObjectFlags(type); - return !!(type.flags & 540672 /* TypeVariable */ || + return !!(type.flags & (540672 /* TypeVariable */ | 262144 /* Index */) || objectFlags & 4 /* Reference */ && ts.forEach(type.typeArguments, couldContainTypeVariables) || - objectFlags & 16 /* Anonymous */ && type.symbol && type.symbol.flags & (8192 /* Method */ | 2048 /* TypeLiteral */ | 32 /* Class */) || + objectFlags & 16 /* Anonymous */ && type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */ | 2048 /* TypeLiteral */ | 32 /* Class */) || objectFlags & 32 /* Mapped */ || type.flags & 196608 /* UnionOrIntersection */ && couldUnionOrIntersectionContainTypeVariables(type)); } @@ -32150,25 +33303,24 @@ var ts; if (properties.length === 0 && !indexInfo) { return undefined; } - var typeVariable = getIndexedAccessType(getConstraintTypeFromMappedType(target).type, getTypeParameterFromMappedType(target)); - var typeVariableArray = [typeVariable]; - var typeInferences = createTypeInferencesObject(); - var typeInferencesArray = [typeInferences]; + var typeParameter = getIndexedAccessType(getConstraintTypeFromMappedType(target).type, getTypeParameterFromMappedType(target)); + var inference = createInferenceInfo(typeParameter); + var inferences = [inference]; var templateType = getTemplateTypeFromMappedType(target); var readonlyMask = target.declaration.readonlyToken ? false : true; - var optionalMask = target.declaration.questionToken ? 0 : 536870912 /* Optional */; - var members = createSymbolTable(properties); + var optionalMask = target.declaration.questionToken ? 0 : 16777216 /* Optional */; + var members = ts.createSymbolTable(); for (var _i = 0, properties_4 = properties; _i < properties_4.length; _i++) { var prop = properties_4[_i]; var inferredPropType = inferTargetType(getTypeOfSymbol(prop)); if (!inferredPropType) { return undefined; } - var inferredProp = createSymbol(4 /* Property */ | 67108864 /* Transient */ | prop.flags & optionalMask, prop.name); + var inferredProp = createSymbol(4 /* Property */ | prop.flags & optionalMask, prop.escapedName); + inferredProp.checkFlags = readonlyMask && isReadonlySymbol(prop) ? 8 /* Readonly */ : 0; inferredProp.declarations = prop.declarations; inferredProp.type = inferredPropType; - inferredProp.isReadonly = readonlyMask && isReadonlySymbol(prop); - members[prop.name] = inferredProp; + members.set(prop.escapedName, inferredProp); } if (indexInfo) { var inferredIndexType = inferTargetType(indexInfo.type); @@ -32177,33 +33329,31 @@ var ts; } indexInfo = createIndexInfo(inferredIndexType, readonlyMask && indexInfo.isReadonly); } - return createAnonymousType(undefined, members, emptyArray, emptyArray, indexInfo, undefined); + return createAnonymousType(undefined, members, ts.emptyArray, ts.emptyArray, indexInfo, undefined); function inferTargetType(sourceType) { - typeInferences.primary = undefined; - typeInferences.secondary = undefined; - inferTypes(typeVariableArray, typeInferencesArray, sourceType, templateType); - var inferences = typeInferences.primary || typeInferences.secondary; - return inferences && getUnionType(inferences, /*subtypeReduction*/ true); + inference.candidates = undefined; + inferTypes(inferences, sourceType, templateType); + return inference.candidates && getUnionType(inference.candidates, /*subtypeReduction*/ true); } } - function inferTypesWithContext(context, originalSource, originalTarget) { - inferTypes(context.signature.typeParameters, context.inferences, originalSource, originalTarget); - } - function inferTypes(typeVariables, typeInferences, originalSource, originalTarget) { - var sourceStack; - var targetStack; - var depth = 0; - var inferiority = 0; - var visited = ts.createMap(); - inferFromTypes(originalSource, originalTarget); - function isInProcess(source, target) { - for (var i = 0; i < depth; i++) { - if (source === sourceStack[i] && target === targetStack[i]) { - return true; + function getUnmatchedProperty(source, target, requireOptionalProperties) { + var properties = getPropertiesOfObjectType(target); + for (var _i = 0, properties_5 = properties; _i < properties_5.length; _i++) { + var targetProp = properties_5[_i]; + if (requireOptionalProperties || !(targetProp.flags & 16777216 /* Optional */)) { + var sourceProp = getPropertyOfType(source, targetProp.escapedName); + if (!sourceProp) { + return targetProp; } } - return false; } + return undefined; + } + function inferTypes(inferences, originalSource, originalTarget, priority) { + if (priority === void 0) { priority = 0; } + var symbolStack; + var visited; + inferFromTypes(originalSource, originalTarget); function inferFromTypes(source, target) { if (!couldContainTypeVariables(target)) { return; @@ -32218,7 +33368,7 @@ var ts; } return; } - if (source.flags & 65536 /* Union */ && target.flags & 65536 /* Union */ && !(source.flags & 16 /* Enum */ && target.flags & 16 /* Enum */) || + if (source.flags & 65536 /* Union */ && target.flags & 65536 /* Union */ && !(source.flags & 256 /* EnumLiteral */ && target.flags & 256 /* EnumLiteral */) || source.flags & 131072 /* Intersection */ && target.flags & 131072 /* Intersection */) { // Source and target are both unions or both intersections. If source and target // are the same type, just relate each constituent type to itself. @@ -32263,51 +33413,58 @@ var ts; // Because the anyFunctionType is internal, it should not be exposed to the user by adding // it as an inference candidate. Hopefully, a better candidate will come along that does // not contain anyFunctionType when we come back to this argument for its second round - // of inference. - if (source.flags & 8388608 /* ContainsAnyFunctionType */) { + // of inference. Also, we exclude inferences for silentNeverType which is used as a wildcard + // when constructing types from type parameters that had no inference candidates. + if (source.flags & 8388608 /* ContainsAnyFunctionType */ || source === silentNeverType) { return; } - for (var i = 0; i < typeVariables.length; i++) { - if (target === typeVariables[i]) { - var inferences = typeInferences[i]; - if (!inferences.isFixed) { - // Any inferences that are made to a type parameter in a union type are inferior - // to inferences made to a flat (non-union) type. This is because if we infer to - // T | string[], we really don't know if we should be inferring to T or not (because - // the correct constituent on the target side could be string[]). Therefore, we put - // such inferior inferences into a secondary bucket, and only use them if the primary - // bucket is empty. - var candidates = inferiority ? - inferences.secondary || (inferences.secondary = []) : - inferences.primary || (inferences.primary = []); - if (!ts.contains(candidates, source)) { - candidates.push(source); - } - if (target.flags & 16384 /* TypeParameter */ && !isTypeParameterAtTopLevel(originalTarget, target)) { - inferences.topLevel = false; - } + var inference = getInferenceInfoForType(target); + if (inference) { + if (!inference.isFixed) { + if (!inference.candidates || priority < inference.priority) { + inference.candidates = [source]; + inference.priority = priority; + } + else if (priority === inference.priority) { + inference.candidates.push(source); + } + if (!(priority & 8 /* ReturnType */) && target.flags & 16384 /* TypeParameter */ && !isTypeParameterAtTopLevel(originalTarget, target)) { + inference.topLevel = false; } - return; } + return; } } else if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { // If source and target are references to the same generic type, infer from type arguments - var sourceTypes = source.typeArguments || emptyArray; - var targetTypes = target.typeArguments || emptyArray; + var sourceTypes = source.typeArguments || ts.emptyArray; + var targetTypes = target.typeArguments || ts.emptyArray; var count = sourceTypes.length < targetTypes.length ? sourceTypes.length : targetTypes.length; + var variances = getVariances(source.target); for (var i = 0; i < count; i++) { - inferFromTypes(sourceTypes[i], targetTypes[i]); + if (i < variances.length && variances[i] === 2 /* Contravariant */) { + inferFromContravariantTypes(sourceTypes[i], targetTypes[i]); + } + else { + inferFromTypes(sourceTypes[i], targetTypes[i]); + } } } + else if (source.flags & 262144 /* Index */ && target.flags & 262144 /* Index */) { + inferFromTypes(source.type, target.type); + } + else if (source.flags & 524288 /* IndexedAccess */ && target.flags & 524288 /* IndexedAccess */) { + inferFromTypes(source.objectType, target.objectType); + inferFromTypes(source.indexType, target.indexType); + } else if (target.flags & 196608 /* UnionOrIntersection */) { var targetTypes = target.types; var typeVariableCount = 0; var typeVariable = void 0; // First infer to each type in union or intersection that isn't a type variable - for (var _d = 0, targetTypes_2 = targetTypes; _d < targetTypes_2.length; _d++) { - var t = targetTypes_2[_d]; - if (t.flags & 540672 /* TypeVariable */ && ts.contains(typeVariables, t)) { + for (var _d = 0, targetTypes_3 = targetTypes; _d < targetTypes_3.length; _d++) { + var t = targetTypes_3[_d]; + if (getInferenceInfoForType(t)) { typeVariable = t; typeVariableCount++; } @@ -32319,12 +33476,13 @@ var ts; // variable. This gives meaningful results for union types in co-variant positions and intersection // types in contra-variant positions (such as callback parameters). if (typeVariableCount === 1) { - inferiority++; + var savePriority = priority; + priority |= 2 /* NakedTypeVariable */; inferFromTypes(source, typeVariable); - inferiority--; + priority = savePriority; } } - else if (source.flags & 196608 /* UnionOrIntersection */) { + else if (source.flags & 65536 /* Union */) { // Source is a union or intersection type, infer from each constituent type var sourceTypes = source.types; for (var _e = 0, sourceTypes_3 = sourceTypes; _e < sourceTypes_3.length; _e++) { @@ -32334,31 +33492,61 @@ var ts; } else { source = getApparentType(source); - if (source.flags & 32768 /* Object */) { - if (isInProcess(source, target)) { + if (source.flags & (32768 /* Object */ | 131072 /* Intersection */)) { + var key = source.id + "," + target.id; + if (visited && visited.get(key)) { return; } - if (isDeeplyNestedGeneric(source, sourceStack, depth) && isDeeplyNestedGeneric(target, targetStack, depth)) { - return; + (visited || (visited = ts.createMap())).set(key, true); + // If we are already processing another target type with the same associated symbol (such as + // an instantiation of the same generic type), we do not explore this target as it would yield + // no further inferences. We exclude the static side of classes from this check since it shares + // its symbol with the instance side which would lead to false positives. + var isNonConstructorObject = target.flags & 32768 /* Object */ && + !(getObjectFlags(target) & 16 /* Anonymous */ && target.symbol && target.symbol.flags & 32 /* Class */); + var symbol = isNonConstructorObject ? target.symbol : undefined; + if (symbol) { + if (ts.contains(symbolStack, symbol)) { + return; + } + (symbolStack || (symbolStack = [])).push(symbol); + inferFromObjectTypes(source, target); + symbolStack.pop(); } - var key = source.id + "," + target.id; - if (visited[key]) { - return; + else { + inferFromObjectTypes(source, target); } - visited[key] = true; - if (depth === 0) { - sourceStack = []; - targetStack = []; + } + } + } + function inferFromContravariantTypes(source, target) { + if (strictFunctionTypes) { + priority ^= 1 /* Contravariant */; + inferFromTypes(source, target); + priority ^= 1 /* Contravariant */; + } + else { + inferFromTypes(source, target); + } + } + function getInferenceInfoForType(type) { + if (type.flags & 540672 /* TypeVariable */) { + for (var _i = 0, inferences_1 = inferences; _i < inferences_1.length; _i++) { + var inference = inferences_1[_i]; + if (type === inference.typeParameter) { + return inference; } - sourceStack[depth] = source; - targetStack[depth] = target; - depth++; - inferFromObjectTypes(source, target); - depth--; } } + return undefined; } function inferFromObjectTypes(source, target) { + if (isGenericMappedType(source) && isGenericMappedType(target)) { + // The source and target types are generic types { [P in S]: X } and { [P in T]: Y }, so we infer + // from S to T and from X to Y. + inferFromTypes(getConstraintTypeFromMappedType(source), getConstraintTypeFromMappedType(target)); + inferFromTypes(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target)); + } if (getObjectFlags(target) & 32 /* Mapped */) { var constraintType = getConstraintTypeFromMappedType(target); if (constraintType.flags & 262144 /* Index */) { @@ -32366,13 +33554,14 @@ var ts; // where T is a type variable. Use inferTypeForHomomorphicMappedType to infer a suitable source // type and then make a secondary inference from that type to T. We make a secondary inference // such that direct inferences to T get priority over inferences to Partial, for example. - var index = ts.indexOf(typeVariables, constraintType.type); - if (index >= 0 && !typeInferences[index].isFixed) { + var inference = getInferenceInfoForType(constraintType.type); + if (inference && !inference.isFixed) { var inferredType = inferTypeForHomomorphicMappedType(source, target); if (inferredType) { - inferiority++; - inferFromTypes(inferredType, typeVariables[index]); - inferiority--; + var savePriority = priority; + priority |= 4 /* MappedType */; + inferFromTypes(inferredType, inference.typeParameter); + priority = savePriority; } } return; @@ -32385,16 +33574,20 @@ var ts; return; } } - inferFromProperties(source, target); - inferFromSignatures(source, target, 0 /* Call */); - inferFromSignatures(source, target, 1 /* Construct */); - inferFromIndexTypes(source, target); + // Infer from the members of source and target only if the two types are possibly related. We check + // in both directions because we may be inferring for a co-variant or a contra-variant position. + if (!getUnmatchedProperty(source, target, /*requireOptionalProperties*/ false) || !getUnmatchedProperty(target, source, /*requireOptionalProperties*/ false)) { + inferFromProperties(source, target); + inferFromSignatures(source, target, 0 /* Call */); + inferFromSignatures(source, target, 1 /* Construct */); + inferFromIndexTypes(source, target); + } } function inferFromProperties(source, target) { var properties = getPropertiesOfObjectType(target); - for (var _i = 0, properties_5 = properties; _i < properties_5.length; _i++) { - var targetProp = properties_5[_i]; - var sourceProp = getPropertyOfObjectType(source, targetProp.name); + for (var _i = 0, properties_6 = properties; _i < properties_6.length; _i++) { + var targetProp = properties_6[_i]; + var sourceProp = getPropertyOfType(source, targetProp.escapedName); if (sourceProp) { inferFromTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp)); } @@ -32410,11 +33603,8 @@ var ts; inferFromSignature(getErasedSignature(sourceSignatures[sourceLen - len + i]), getErasedSignature(targetSignatures[targetLen - len + i])); } } - function inferFromParameterTypes(source, target) { - return inferFromTypes(source, target); - } function inferFromSignature(source, target) { - forEachMatchingParameterType(source, target, inferFromParameterTypes); + forEachMatchingParameterType(source, target, inferFromContravariantTypes); if (source.typePredicate && target.typePredicate && source.typePredicate.kind === target.typePredicate.kind) { inferFromTypes(source.typePredicate.type, target.typePredicate.type); } @@ -32443,8 +33633,8 @@ var ts; } } function typeIdenticalToSomeType(type, types) { - for (var _i = 0, types_10 = types; _i < types_10.length; _i++) { - var t = types_10[_i]; + for (var _i = 0, types_12 = types; _i < types_12.length; _i++) { + var t = types_12[_i]; if (isTypeIdenticalTo(t, type)) { return true; } @@ -32465,73 +33655,79 @@ var ts; } return type.flags & 65536 /* Union */ ? getUnionType(reducedTypes) : getIntersectionType(reducedTypes); } - function getInferenceCandidates(context, index) { - var inferences = context.inferences[index]; - return inferences.primary || inferences.secondary || emptyArray; - } function hasPrimitiveConstraint(type) { var constraint = getConstraintOfTypeParameter(type); return constraint && maybeTypeOfKind(constraint, 8190 /* Primitive */ | 262144 /* Index */); } function getInferredType(context, index) { - var inferredType = context.inferredTypes[index]; - var inferenceSucceeded; + var inference = context.inferences[index]; + var inferredType = inference.inferredType; if (!inferredType) { - var inferences = getInferenceCandidates(context, index); - if (inferences.length) { + if (inference.candidates) { // We widen inferred literal types if // all inferences were made to top-level ocurrences of the type parameter, and // the type parameter has no constraint or its constraint includes no primitive or literal types, and // the type parameter was fixed during inference or does not occur at top-level in the return type. var signature = context.signature; - var widenLiteralTypes = context.inferences[index].topLevel && - !hasPrimitiveConstraint(signature.typeParameters[index]) && - (context.inferences[index].isFixed || !isTypeParameterAtTopLevel(getReturnTypeOfSignature(signature), signature.typeParameters[index])); - var baseInferences = widenLiteralTypes ? ts.sameMap(inferences, getWidenedLiteralType) : inferences; - // Infer widened union or supertype, or the unknown type for no common supertype - var unionOrSuperType = context.inferUnionTypes ? getUnionType(baseInferences, /*subtypeReduction*/ true) : getCommonSupertype(baseInferences); - inferredType = unionOrSuperType ? getWidenedType(unionOrSuperType) : unknownType; - inferenceSucceeded = !!unionOrSuperType; + var widenLiteralTypes = inference.topLevel && + !hasPrimitiveConstraint(inference.typeParameter) && + (inference.isFixed || !isTypeParameterAtTopLevel(getReturnTypeOfSignature(signature), inference.typeParameter)); + var baseCandidates = widenLiteralTypes ? ts.sameMap(inference.candidates, getWidenedLiteralType) : inference.candidates; + // If all inferences were made from contravariant positions, infer a common subtype. Otherwise, if + // union types were requested or if all inferences were made from the return type position, infer a + // union type. Otherwise, infer a common supertype. + var unwidenedType = inference.priority & 1 /* Contravariant */ ? getCommonSubtype(baseCandidates) : + context.flags & 1 /* InferUnionTypes */ || inference.priority & 8 /* ReturnType */ ? getUnionType(baseCandidates, /*subtypeReduction*/ true) : + getCommonSupertype(baseCandidates); + inferredType = getWidenedType(unwidenedType); + } + else if (context.flags & 2 /* NoDefault */) { + // We use silentNeverType as the wildcard that signals no inferences. + inferredType = silentNeverType; } else { - // Infer the empty object type when no inferences were made. It is important to remember that - // in this case, inference still succeeds, meaning there is no error for not having inference - // candidates. An inference error only occurs when there are *conflicting* candidates, i.e. + // Infer either the default or the empty object type when no inferences were + // made. It is important to remember that in this case, inference still + // succeeds, meaning there is no error for not having inference candidates. An + // inference error only occurs when there are *conflicting* candidates, i.e. // candidates with no common supertype. - inferredType = emptyObjectType; - inferenceSucceeded = true; - } - context.inferredTypes[index] = inferredType; - // Only do the constraint check if inference succeeded (to prevent cascading errors) - if (inferenceSucceeded) { - var constraint = getConstraintOfTypeParameter(context.signature.typeParameters[index]); - if (constraint) { - var instantiatedConstraint = instantiateType(constraint, getInferenceMapper(context)); - if (!isTypeAssignableTo(inferredType, getTypeWithThisArgument(instantiatedConstraint, inferredType))) { - context.inferredTypes[index] = inferredType = instantiatedConstraint; - } + var defaultType = getDefaultFromTypeParameter(inference.typeParameter); + if (defaultType) { + // Instantiate the default type. Any forward reference to a type + // parameter should be instantiated to the empty object type. + inferredType = instantiateType(defaultType, combineTypeMappers(createBackreferenceMapper(context.signature.typeParameters, index), context)); + } + else { + inferredType = getDefaultTypeArgumentType(!!(context.flags & 4 /* AnyDefault */)); } } - else if (context.failedTypeParameterIndex === undefined || context.failedTypeParameterIndex > index) { - // If inference failed, it is necessary to record the index of the failed type parameter (the one we are on). - // It might be that inference has already failed on a later type parameter on a previous call to inferTypeArguments. - // So if this failure is on preceding type parameter, this type parameter is the new failure index. - context.failedTypeParameterIndex = index; + inference.inferredType = inferredType; + var constraint = getConstraintOfTypeParameter(context.signature.typeParameters[index]); + if (constraint) { + var instantiatedConstraint = instantiateType(constraint, context); + if (!context.compareTypes(inferredType, getTypeWithThisArgument(instantiatedConstraint, inferredType))) { + inference.inferredType = inferredType = instantiatedConstraint; + } } } return inferredType; } + function getDefaultTypeArgumentType(isInJavaScriptFile) { + return isInJavaScriptFile ? anyType : emptyObjectType; + } function getInferredTypes(context) { - for (var i = 0; i < context.inferredTypes.length; i++) { - getInferredType(context, i); + var result = []; + for (var i = 0; i < context.inferences.length; i++) { + result.push(getInferredType(context, i)); } - return context.inferredTypes; + return result; } // EXPRESSION TYPE CHECKING function getResolvedSymbol(node) { var links = getNodeLinks(node); if (!links.resolvedSymbol) { - links.resolvedSymbol = !ts.nodeIsMissing(node) && resolveName(node, node.text, 107455 /* Value */ | 1048576 /* ExportValue */, ts.Diagnostics.Cannot_find_name_0, node) || unknownSymbol; + links.resolvedSymbol = !ts.nodeIsMissing(node) && + resolveName(node, node.escapedText, 107455 /* Value */ | 1048576 /* ExportValue */, ts.Diagnostics.Cannot_find_name_0, node, !ts.isWriteOnlyAccess(node), ts.Diagnostics.Cannot_find_name_0_Did_you_mean_1) || unknownSymbol; } return links.resolvedSymbol; } @@ -32539,65 +33735,87 @@ var ts; // TypeScript 1.0 spec (April 2014): 3.6.3 // A type query consists of the keyword typeof followed by an expression. // The expression is restricted to a single identifier or a sequence of identifiers separated by periods - while (node) { - switch (node.kind) { - case 160 /* TypeQuery */: - return true; - case 70 /* Identifier */: - case 141 /* QualifiedName */: - node = node.parent; - continue; - default: - return false; - } - } - ts.Debug.fail("should not get here"); + return !!ts.findAncestor(node, function (n) { return n.kind === 162 /* TypeQuery */ ? true : n.kind === 71 /* Identifier */ || n.kind === 143 /* QualifiedName */ ? false : "quit"; }); } // Return the flow cache key for a "dotted name" (i.e. a sequence of identifiers // separated by dots). The key consists of the id of the symbol referenced by the // leftmost identifier followed by zero or more property names separated by dots. - // The result is undefined if the reference isn't a dotted name. + // The result is undefined if the reference isn't a dotted name. We prefix nodes + // occurring in an apparent type position with '@' because the control flow type + // of such nodes may be based on the apparent type instead of the declared type. function getFlowCacheKey(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { var symbol = getResolvedSymbol(node); - return symbol !== unknownSymbol ? "" + getSymbolId(symbol) : undefined; + return symbol !== unknownSymbol ? (isApparentTypePosition(node) ? "@" : "") + getSymbolId(symbol) : undefined; } - if (node.kind === 98 /* ThisKeyword */) { + if (node.kind === 99 /* ThisKeyword */) { return "0"; } - if (node.kind === 177 /* PropertyAccessExpression */) { + if (node.kind === 179 /* PropertyAccessExpression */) { var key = getFlowCacheKey(node.expression); - return key && key + "." + node.name.text; + return key && key + "." + ts.idText(node.name); + } + if (node.kind === 176 /* BindingElement */) { + var container = node.parent.parent; + var key = container.kind === 176 /* BindingElement */ ? getFlowCacheKey(container) : (container.initializer && getFlowCacheKey(container.initializer)); + var text = getBindingElementNameText(node); + var result = key && text && (key + "." + text); + return result; } return undefined; } - function getLeftmostIdentifierOrThis(node) { - switch (node.kind) { - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - return node; - case 177 /* PropertyAccessExpression */: - return getLeftmostIdentifierOrThis(node.expression); + function getBindingElementNameText(element) { + if (element.parent.kind === 174 /* ObjectBindingPattern */) { + var name = element.propertyName || element.name; + switch (name.kind) { + case 71 /* Identifier */: + return ts.idText(name); + case 144 /* ComputedPropertyName */: + return ts.isStringOrNumericLiteral(name.expression) ? name.expression.text : undefined; + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + return name.text; + default: + // Per types, array and object binding patterns remain, however they should never be present if propertyName is not defined + ts.Debug.fail("Unexpected name kind for binding element name"); + } + } + else { + return "" + element.parent.elements.indexOf(element); } - return undefined; } function isMatchingReference(source, target) { switch (source.kind) { - case 70 /* Identifier */: - return target.kind === 70 /* Identifier */ && getResolvedSymbol(source) === getResolvedSymbol(target) || - (target.kind === 223 /* VariableDeclaration */ || target.kind === 174 /* BindingElement */) && + case 71 /* Identifier */: + return target.kind === 71 /* Identifier */ && getResolvedSymbol(source) === getResolvedSymbol(target) || + (target.kind === 226 /* VariableDeclaration */ || target.kind === 176 /* BindingElement */) && getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(source)) === getSymbolOfNode(target); - case 98 /* ThisKeyword */: - return target.kind === 98 /* ThisKeyword */; - case 177 /* PropertyAccessExpression */: - return target.kind === 177 /* PropertyAccessExpression */ && - source.name.text === target.name.text && + case 99 /* ThisKeyword */: + return target.kind === 99 /* ThisKeyword */; + case 97 /* SuperKeyword */: + return target.kind === 97 /* SuperKeyword */; + case 179 /* PropertyAccessExpression */: + return target.kind === 179 /* PropertyAccessExpression */ && + source.name.escapedText === target.name.escapedText && isMatchingReference(source.expression, target.expression); + case 176 /* BindingElement */: + if (target.kind !== 179 /* PropertyAccessExpression */) + return false; + var t = target; + if (t.name.escapedText !== getBindingElementNameText(source)) + return false; + if (source.parent.parent.kind === 176 /* BindingElement */ && isMatchingReference(source.parent.parent, t.expression)) { + return true; + } + if (source.parent.parent.kind === 226 /* VariableDeclaration */) { + var maybeId = source.parent.parent.initializer; + return maybeId && isMatchingReference(maybeId, t.expression); + } } return false; } function containsMatchingReference(source, target) { - while (source.kind === 177 /* PropertyAccessExpression */) { + while (source.kind === 179 /* PropertyAccessExpression */) { source = source.expression; if (isMatchingReference(source, target)) { return true; @@ -32610,32 +33828,45 @@ var ts; // a possible discriminant if its type differs in the constituents of containing union type, and if every // choice is a unit type or a union of unit types. function containsMatchingReferenceDiscriminant(source, target) { - return target.kind === 177 /* PropertyAccessExpression */ && + return target.kind === 179 /* PropertyAccessExpression */ && containsMatchingReference(source, target.expression) && - isDiscriminantProperty(getDeclaredTypeOfReference(target.expression), target.name.text); + isDiscriminantProperty(getDeclaredTypeOfReference(target.expression), target.name.escapedText); } function getDeclaredTypeOfReference(expr) { - if (expr.kind === 70 /* Identifier */) { + if (expr.kind === 71 /* Identifier */) { return getTypeOfSymbol(getResolvedSymbol(expr)); } - if (expr.kind === 177 /* PropertyAccessExpression */) { + if (expr.kind === 179 /* PropertyAccessExpression */) { var type = getDeclaredTypeOfReference(expr.expression); - return type && getTypeOfPropertyOfType(type, expr.name.text); + return type && getTypeOfPropertyOfType(type, expr.name.escapedText); } return undefined; } function isDiscriminantProperty(type, name) { if (type && type.flags & 65536 /* Union */) { var prop = getUnionOrIntersectionProperty(type, name); - if (prop && prop.flags & 268435456 /* SyntheticProperty */) { + if (prop && ts.getCheckFlags(prop) & 2 /* SyntheticProperty */) { if (prop.isDiscriminantProperty === undefined) { - prop.isDiscriminantProperty = prop.hasNonUniformType && isLiteralType(getTypeOfSymbol(prop)); + prop.isDiscriminantProperty = prop.checkFlags & 32 /* HasNonUniformType */ && isLiteralType(getTypeOfSymbol(prop)); } return prop.isDiscriminantProperty; } } return false; } + function findSingleDiscriminantProperty(sourceProperties, target) { + var result; + for (var _i = 0, sourceProperties_2 = sourceProperties; _i < sourceProperties_2.length; _i++) { + var sourceProperty = sourceProperties_2[_i]; + if (isDiscriminantProperty(target, sourceProperty.escapedName)) { + if (result) { + return undefined; + } + result = sourceProperty; + } + } + return result; + } function isOrContainsMatchingReference(source, target) { return isMatchingReference(source, target) || containsMatchingReference(source, target); } @@ -32648,7 +33879,7 @@ var ts; } } } - if (callExpression.expression.kind === 177 /* PropertyAccessExpression */ && + if (callExpression.expression.kind === 179 /* PropertyAccessExpression */ && isOrContainsMatchingReference(reference, callExpression.expression.expression)) { return true; } @@ -32690,8 +33921,8 @@ var ts; } function getTypeFactsOfTypes(types) { var result = 0 /* None */; - for (var _i = 0, types_11 = types; _i < types_11.length; _i++) { - var t = types_11[_i]; + for (var _i = 0, types_13 = types; _i < types_13.length; _i++) { + var t = types_13[_i]; result |= getTypeFacts(t); } return result; @@ -32701,7 +33932,7 @@ var ts; // check. This gives us a quicker out in the common case where an object type is not a function. var resolved = resolveStructuredTypeMembers(type); return !!(resolved.callSignatures.length || resolved.constructSignatures.length || - resolved.members["bind"] && isTypeSubtypeOf(type, globalFunctionType)); + resolved.members.get("bind") && isTypeSubtypeOf(type, globalFunctionType)); } function getTypeFacts(type) { var flags = type.flags; @@ -32709,15 +33940,16 @@ var ts; return strictNullChecks ? 4079361 /* StringStrictFacts */ : 4194049 /* StringFacts */; } if (flags & 32 /* StringLiteral */) { + var isEmpty = type.value === ""; return strictNullChecks ? - type.text === "" ? 3030785 /* EmptyStringStrictFacts */ : 1982209 /* NonEmptyStringStrictFacts */ : - type.text === "" ? 3145473 /* EmptyStringFacts */ : 4194049 /* NonEmptyStringFacts */; + isEmpty ? 3030785 /* EmptyStringStrictFacts */ : 1982209 /* NonEmptyStringStrictFacts */ : + isEmpty ? 3145473 /* EmptyStringFacts */ : 4194049 /* NonEmptyStringFacts */; } if (flags & (4 /* Number */ | 16 /* Enum */)) { return strictNullChecks ? 4079234 /* NumberStrictFacts */ : 4193922 /* NumberFacts */; } - if (flags & (64 /* NumberLiteral */ | 256 /* EnumLiteral */)) { - var isZero = type.text === "0"; + if (flags & 64 /* NumberLiteral */) { + var isZero = type.value === 0; return strictNullChecks ? isZero ? 3030658 /* ZeroStrictFacts */ : 1982082 /* NonZeroStrictFacts */ : isZero ? 3145346 /* ZeroFacts */ : 4193922 /* NonZeroFacts */; @@ -32744,9 +33976,11 @@ var ts; if (flags & 512 /* ESSymbol */) { return strictNullChecks ? 1981320 /* SymbolStrictFacts */ : 4193160 /* SymbolFacts */; } - if (flags & 16384 /* TypeParameter */) { - var constraint = getConstraintOfTypeParameter(type); - return getTypeFacts(constraint || emptyObjectType); + if (flags & 16777216 /* NonPrimitive */) { + return strictNullChecks ? 6166480 /* ObjectStrictFacts */ : 8378320 /* ObjectFacts */; + } + if (flags & 540672 /* TypeVariable */) { + return getTypeFacts(getBaseConstraintOfType(type) || emptyObjectType); } if (flags & 196608 /* UnionOrIntersection */) { return getTypeFactsOfTypes(type.types); @@ -32754,6 +33988,16 @@ var ts; return 8388607 /* All */; } function getTypeWithFacts(type, include) { + if (type.flags & 524288 /* IndexedAccess */) { + // TODO (weswig): This is a substitute for a lazy negated type to remove the types indicated by the TypeFacts from the (potential) union the IndexedAccess refers to + // - See discussion in https://github.com/Microsoft/TypeScript/pull/19275 for details, and test `strictNullNotNullIndexTypeShouldWork` for current behavior + var baseConstraint = getBaseConstraintOfType(type) || emptyObjectType; + var result = filterType(baseConstraint, function (t) { return (getTypeFacts(t) & include) !== 0; }); + if (result !== baseConstraint) { + return result; + } + return type; + } return filterType(type, function (t) { return (getTypeFacts(t) & include) !== 0; }); } function getTypeWithDefault(type, defaultExpression) { @@ -32772,17 +34016,23 @@ var ts; } function getTypeOfDestructuredArrayElement(type, index) { return isTupleLikeType(type) && getTypeOfPropertyOfType(type, "" + index) || - checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false) || + checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType; } function getTypeOfDestructuredSpreadExpression(type) { - return createArrayType(checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false) || unknownType); + return createArrayType(checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType); } function getAssignedTypeOfBinaryExpression(node) { - return node.parent.kind === 175 /* ArrayLiteralExpression */ || node.parent.kind === 257 /* PropertyAssignment */ ? + var isDestructuringDefaultAssignment = node.parent.kind === 177 /* ArrayLiteralExpression */ && isDestructuringAssignmentTarget(node.parent) || + node.parent.kind === 261 /* PropertyAssignment */ && isDestructuringAssignmentTarget(node.parent.parent); + return isDestructuringDefaultAssignment ? getTypeWithDefault(getAssignedType(node), node.right) : getTypeOfExpression(node.right); } + function isDestructuringAssignmentTarget(parent) { + return parent.parent.kind === 194 /* BinaryExpression */ && parent.parent.left === parent || + parent.parent.kind === 216 /* ForOfStatement */ && parent.parent.initializer === parent; + } function getAssignedTypeOfArrayLiteralElement(node, element) { return getTypeOfDestructuredArrayElement(getAssignedType(node), ts.indexOf(node.elements, element)); } @@ -32798,21 +34048,21 @@ var ts; function getAssignedType(node) { var parent = node.parent; switch (parent.kind) { - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: return stringType; - case 213 /* ForOfStatement */: - return checkRightHandSideOfForOf(parent.expression) || unknownType; - case 192 /* BinaryExpression */: + case 216 /* ForOfStatement */: + return checkRightHandSideOfForOf(parent.expression, parent.awaitModifier) || unknownType; + case 194 /* BinaryExpression */: return getAssignedTypeOfBinaryExpression(parent); - case 186 /* DeleteExpression */: + case 188 /* DeleteExpression */: return undefinedType; - case 175 /* ArrayLiteralExpression */: + case 177 /* ArrayLiteralExpression */: return getAssignedTypeOfArrayLiteralElement(parent, node); - case 196 /* SpreadElement */: + case 198 /* SpreadElement */: return getAssignedTypeOfSpreadExpression(parent); - case 257 /* PropertyAssignment */: + case 261 /* PropertyAssignment */: return getAssignedTypeOfPropertyAssignment(parent); - case 258 /* ShorthandPropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return getAssignedTypeOfShorthandPropertyAssignment(parent); } return unknownType; @@ -32820,7 +34070,7 @@ var ts; function getInitialTypeOfBindingElement(node) { var pattern = node.parent; var parentType = getInitialType(pattern.parent); - var type = pattern.kind === 172 /* ObjectBindingPattern */ ? + var type = pattern.kind === 174 /* ObjectBindingPattern */ ? getTypeOfDestructuredProperty(parentType, node.propertyName || node.name) : !node.dotDotDotToken ? getTypeOfDestructuredArrayElement(parentType, ts.indexOf(pattern.elements, node)) : @@ -32838,39 +34088,39 @@ var ts; if (node.initializer) { return getTypeOfInitializer(node.initializer); } - if (node.parent.parent.kind === 212 /* ForInStatement */) { + if (node.parent.parent.kind === 215 /* ForInStatement */) { return stringType; } - if (node.parent.parent.kind === 213 /* ForOfStatement */) { - return checkRightHandSideOfForOf(node.parent.parent.expression) || unknownType; + if (node.parent.parent.kind === 216 /* ForOfStatement */) { + return checkRightHandSideOfForOf(node.parent.parent.expression, node.parent.parent.awaitModifier) || unknownType; } return unknownType; } function getInitialType(node) { - return node.kind === 223 /* VariableDeclaration */ ? + return node.kind === 226 /* VariableDeclaration */ ? getInitialTypeOfVariableDeclaration(node) : getInitialTypeOfBindingElement(node); } function getInitialOrAssignedType(node) { - return node.kind === 223 /* VariableDeclaration */ || node.kind === 174 /* BindingElement */ ? + return node.kind === 226 /* VariableDeclaration */ || node.kind === 176 /* BindingElement */ ? getInitialType(node) : getAssignedType(node); } function isEmptyArrayAssignment(node) { - return node.kind === 223 /* VariableDeclaration */ && node.initializer && + return node.kind === 226 /* VariableDeclaration */ && node.initializer && isEmptyArrayLiteral(node.initializer) || - node.kind !== 174 /* BindingElement */ && node.parent.kind === 192 /* BinaryExpression */ && + node.kind !== 176 /* BindingElement */ && node.parent.kind === 194 /* BinaryExpression */ && isEmptyArrayLiteral(node.parent.right); } function getReferenceCandidate(node) { switch (node.kind) { - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return getReferenceCandidate(node.expression); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: switch (node.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return getReferenceCandidate(node.left); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return getReferenceCandidate(node.right); } } @@ -32878,13 +34128,13 @@ var ts; } function getReferenceRoot(node) { var parent = node.parent; - return parent.kind === 183 /* ParenthesizedExpression */ || - parent.kind === 192 /* BinaryExpression */ && parent.operatorToken.kind === 57 /* EqualsToken */ && parent.left === node || - parent.kind === 192 /* BinaryExpression */ && parent.operatorToken.kind === 25 /* CommaToken */ && parent.right === node ? + return parent.kind === 185 /* ParenthesizedExpression */ || + parent.kind === 194 /* BinaryExpression */ && parent.operatorToken.kind === 58 /* EqualsToken */ && parent.left === node || + parent.kind === 194 /* BinaryExpression */ && parent.operatorToken.kind === 26 /* CommaToken */ && parent.right === node ? getReferenceRoot(parent) : node; } function getTypeOfSwitchClause(clause) { - if (clause.kind === 253 /* CaseClause */) { + if (clause.kind === 257 /* CaseClause */) { var caseType = getRegularTypeOfLiteralType(getTypeOfExpression(clause.expression)); return isUnitType(caseType) ? caseType : undefined; } @@ -32895,8 +34145,15 @@ var ts; if (!links.switchTypes) { // If all case clauses specify expressions that have unit types, we return an array // of those unit types. Otherwise we return an empty array. - var types = ts.map(switchStatement.caseBlock.clauses, getTypeOfSwitchClause); - links.switchTypes = !ts.contains(types, undefined) ? types : emptyArray; + links.switchTypes = []; + for (var _i = 0, _a = switchStatement.caseBlock.clauses; _i < _a.length; _i++) { + var clause = _a[_i]; + var type = getTypeOfSwitchClause(clause); + if (type === undefined) { + return links.switchTypes = ts.emptyArray; + } + links.switchTypes.push(type); + } } return links.switchTypes; } @@ -32916,7 +34173,7 @@ var ts; } return true; } - if (source.flags & 256 /* EnumLiteral */ && target.flags & 16 /* Enum */ && source.baseType === target) { + if (source.flags & 256 /* EnumLiteral */ && getBaseTypeOfEnumLiteralType(source) === target) { return true; } return containsType(target.types, source); @@ -32932,8 +34189,32 @@ var ts; } return f(type) ? type : neverType; } - function mapType(type, f) { - return type.flags & 65536 /* Union */ ? getUnionType(ts.map(type.types, f)) : f(type); + // Apply a mapping function to a type and return the resulting type. If the source type + // is a union type, the mapping function is applied to each constituent type and a union + // of the resulting types is returned. + function mapType(type, mapper) { + if (!(type.flags & 65536 /* Union */)) { + return mapper(type); + } + var types = type.types; + var mappedType; + var mappedTypes; + for (var _i = 0, types_14 = types; _i < types_14.length; _i++) { + var current = types_14[_i]; + var t = mapper(current); + if (t) { + if (!mappedType) { + mappedType = t; + } + else if (!mappedTypes) { + mappedTypes = [mappedType, t]; + } + else { + mappedTypes.push(t); + } + } + } + return mappedTypes ? getUnionType(mappedTypes) : mappedType; } function extractTypesOfKind(type, kind) { return filterType(type, function (t) { return (t.flags & kind) !== 0; }); @@ -32977,7 +34258,7 @@ var ts; // we defer subtype reduction until the evolving array type is finalized into a manifest // array type. function addEvolvingArrayElementType(evolvingArrayType, node) { - var elementType = getBaseTypeOfLiteralType(getTypeOfExpression(node)); + var elementType = getBaseTypeOfLiteralType(getContextFreeTypeOfExpression(node)); return isTypeSubsetOf(elementType, evolvingArrayType.elementType) ? evolvingArrayType : getEvolvingArrayType(getUnionType([evolvingArrayType.elementType, elementType])); } function createFinalArrayType(elementType) { @@ -32999,8 +34280,8 @@ var ts; } function isEvolvingArrayTypeList(types) { var hasEvolvingArrayType = false; - for (var _i = 0, types_12 = types; _i < types_12.length; _i++) { - var t = types_12[_i]; + for (var _i = 0, types_15 = types; _i < types_15.length; _i++) { + var t = types_15[_i]; if (!(t.flags & 8192 /* Never */)) { if (!(getObjectFlags(t) & 256 /* EvolvingArray */)) { return false; @@ -33023,15 +34304,15 @@ var ts; function isEvolvingArrayOperationTarget(node) { var root = getReferenceRoot(node); var parent = root.parent; - var isLengthPushOrUnshift = parent.kind === 177 /* PropertyAccessExpression */ && (parent.name.text === "length" || - parent.parent.kind === 179 /* CallExpression */ && ts.isPushOrUnshiftIdentifier(parent.name)); - var isElementAssignment = parent.kind === 178 /* ElementAccessExpression */ && + var isLengthPushOrUnshift = parent.kind === 179 /* PropertyAccessExpression */ && (parent.name.escapedText === "length" || + parent.parent.kind === 181 /* CallExpression */ && ts.isPushOrUnshiftIdentifier(parent.name)); + var isElementAssignment = parent.kind === 180 /* ElementAccessExpression */ && parent.expression === root && - parent.parent.kind === 192 /* BinaryExpression */ && - parent.parent.operatorToken.kind === 57 /* EqualsToken */ && + parent.parent.kind === 194 /* BinaryExpression */ && + parent.parent.operatorToken.kind === 58 /* EqualsToken */ && parent.parent.left === parent && !ts.isAssignmentTarget(parent.parent) && - isTypeAnyOrAllConstituentTypesHaveKind(getTypeOfExpression(parent.argumentExpression), 340 /* NumberLike */ | 2048 /* Undefined */); + isTypeAssignableToKind(getTypeOfExpression(parent.argumentExpression), 84 /* NumberLike */); return isLengthPushOrUnshift || isElementAssignment; } function maybeTypePredicateCall(node) { @@ -33042,7 +34323,7 @@ var ts; return links.maybeTypePredicate; } function getMaybeTypePredicate(node) { - if (node.expression.kind !== 96 /* SuperKeyword */) { + if (node.expression.kind !== 97 /* SuperKeyword */) { var funcType = checkNonNullExpression(node.expression); if (funcType !== silentNeverType) { var apparentType = getApparentType(funcType); @@ -33054,72 +34335,102 @@ var ts; } return false; } - function getFlowTypeOfReference(reference, declaredType, assumeInitialized, flowContainer) { + function reportFlowControlError(node) { + var block = ts.findAncestor(node, ts.isFunctionOrModuleBlock); + var sourceFile = ts.getSourceFileOfNode(node); + var span = ts.getSpanOfTokenAtPosition(sourceFile, block.statements.pos); + diagnostics.add(ts.createFileDiagnostic(sourceFile, span.start, span.length, ts.Diagnostics.The_containing_function_or_module_body_is_too_large_for_control_flow_analysis)); + } + function getFlowTypeOfReference(reference, declaredType, initialType, flowContainer, couldBeUninitialized) { + if (initialType === void 0) { initialType = declaredType; } var key; - if (!reference.flowNode || assumeInitialized && !(declaredType.flags & 1033215 /* Narrowable */)) { + var flowDepth = 0; + if (flowAnalysisDisabled) { + return unknownType; + } + if (!reference.flowNode || !couldBeUninitialized && !(declaredType.flags & 17810175 /* Narrowable */)) { return declaredType; } - var initialType = assumeInitialized ? declaredType : - declaredType === autoType || declaredType === autoArrayType ? undefinedType : - includeFalsyTypes(declaredType, 2048 /* Undefined */); - var visitedFlowStart = visitedFlowCount; + var sharedFlowStart = sharedFlowCount; var evolvedType = getTypeFromFlowType(getTypeAtFlowNode(reference.flowNode)); - visitedFlowCount = visitedFlowStart; + sharedFlowCount = sharedFlowStart; // When the reference is 'x' in an 'x.length', 'x.push(value)', 'x.unshift(value)' or x[n] = value' operation, // we give type 'any[]' to 'x' instead of using the type determined by control flow analysis such that operations // on empty arrays are possible without implicit any errors and new element types can be inferred without // type mismatch errors. var resultType = getObjectFlags(evolvedType) & 256 /* EvolvingArray */ && isEvolvingArrayOperationTarget(reference) ? anyArrayType : finalizeEvolvingArrayType(evolvedType); - if (reference.parent.kind === 201 /* NonNullExpression */ && getTypeWithFacts(resultType, 524288 /* NEUndefinedOrNull */).flags & 8192 /* Never */) { + if (reference.parent.kind === 203 /* NonNullExpression */ && getTypeWithFacts(resultType, 524288 /* NEUndefinedOrNull */).flags & 8192 /* Never */) { return declaredType; } return resultType; function getTypeAtFlowNode(flow) { + if (flowDepth === 2500) { + // We have made 2500 recursive invocations. To avoid overflowing the call stack we report an error + // and disable further control flow analysis in the containing function or module body. + flowAnalysisDisabled = true; + reportFlowControlError(reference); + return unknownType; + } + flowDepth++; while (true) { - if (flow.flags & 1024 /* Shared */) { + var flags = flow.flags; + if (flags & 1024 /* Shared */) { // We cache results of flow type resolution for shared nodes that were previously visited in // the same getFlowTypeOfReference invocation. A node is considered shared when it is the // antecedent of more than one node. - for (var i = visitedFlowStart; i < visitedFlowCount; i++) { - if (visitedFlowNodes[i] === flow) { - return visitedFlowTypes[i]; + for (var i = sharedFlowStart; i < sharedFlowCount; i++) { + if (sharedFlowNodes[i] === flow) { + flowDepth--; + return sharedFlowTypes[i]; } } } var type = void 0; - if (flow.flags & 16 /* Assignment */) { + if (flags & 4096 /* AfterFinally */) { + // block flow edge: finally -> pre-try (for larger explanation check comment in binder.ts - bindTryStatement + flow.locked = true; + type = getTypeAtFlowNode(flow.antecedent); + flow.locked = false; + } + else if (flags & 2048 /* PreFinally */) { + // locked pre-finally flows are filtered out in getTypeAtFlowBranchLabel + // so here just redirect to antecedent + flow = flow.antecedent; + continue; + } + else if (flags & 16 /* Assignment */) { type = getTypeAtFlowAssignment(flow); if (!type) { flow = flow.antecedent; continue; } } - else if (flow.flags & 96 /* Condition */) { + else if (flags & 96 /* Condition */) { type = getTypeAtFlowCondition(flow); } - else if (flow.flags & 128 /* SwitchClause */) { + else if (flags & 128 /* SwitchClause */) { type = getTypeAtSwitchClause(flow); } - else if (flow.flags & 12 /* Label */) { + else if (flags & 12 /* Label */) { if (flow.antecedents.length === 1) { flow = flow.antecedents[0]; continue; } - type = flow.flags & 4 /* BranchLabel */ ? + type = flags & 4 /* BranchLabel */ ? getTypeAtFlowBranchLabel(flow) : getTypeAtFlowLoopLabel(flow); } - else if (flow.flags & 256 /* ArrayMutation */) { + else if (flags & 256 /* ArrayMutation */) { type = getTypeAtFlowArrayMutation(flow); if (!type) { flow = flow.antecedent; continue; } } - else if (flow.flags & 2 /* Start */) { + else if (flags & 2 /* Start */) { // Check if we should continue with the control flow of the containing function. var container = flow.container; - if (container && container !== flowContainer && reference.kind !== 177 /* PropertyAccessExpression */) { + if (container && container !== flowContainer && reference.kind !== 179 /* PropertyAccessExpression */ && reference.kind !== 99 /* ThisKeyword */) { flow = container.flowNode; continue; } @@ -33131,12 +34442,13 @@ var ts; // simply return the non-auto declared type to reduce follow-on errors. type = convertAutoToAny(declaredType); } - if (flow.flags & 1024 /* Shared */) { + if (flags & 1024 /* Shared */) { // Record visited node and the associated type in the cache. - visitedFlowNodes[visitedFlowCount] = flow; - visitedFlowTypes[visitedFlowCount] = type; - visitedFlowCount++; + sharedFlowNodes[sharedFlowCount] = flow; + sharedFlowTypes[sharedFlowCount] = type; + sharedFlowCount++; } + flowDepth--; return type; } } @@ -33172,30 +34484,32 @@ var ts; return undefined; } function getTypeAtFlowArrayMutation(flow) { - var node = flow.node; - var expr = node.kind === 179 /* CallExpression */ ? - node.expression.expression : - node.left.expression; - if (isMatchingReference(reference, getReferenceCandidate(expr))) { - var flowType = getTypeAtFlowNode(flow.antecedent); - var type = getTypeFromFlowType(flowType); - if (getObjectFlags(type) & 256 /* EvolvingArray */) { - var evolvedType_1 = type; - if (node.kind === 179 /* CallExpression */) { - for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) { - var arg = _a[_i]; - evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, arg); + if (declaredType === autoType || declaredType === autoArrayType) { + var node = flow.node; + var expr = node.kind === 181 /* CallExpression */ ? + node.expression.expression : + node.left.expression; + if (isMatchingReference(reference, getReferenceCandidate(expr))) { + var flowType = getTypeAtFlowNode(flow.antecedent); + var type = getTypeFromFlowType(flowType); + if (getObjectFlags(type) & 256 /* EvolvingArray */) { + var evolvedType_1 = type; + if (node.kind === 181 /* CallExpression */) { + for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) { + var arg = _a[_i]; + evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, arg); + } } - } - else { - var indexType = getTypeOfExpression(node.left.argumentExpression); - if (isTypeAnyOrAllConstituentTypesHaveKind(indexType, 340 /* NumberLike */ | 2048 /* Undefined */)) { - evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, node.right); + else { + var indexType = getTypeOfExpression(node.left.argumentExpression); + if (isTypeAssignableToKind(indexType, 84 /* NumberLike */)) { + evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, node.right); + } } + return evolvedType_1 === type ? flowType : createFlowType(evolvedType_1, isIncomplete(flowType)); } - return evolvedType_1 === type ? flowType : createFlowType(evolvedType_1, isIncomplete(flowType)); + return flowType; } - return flowType; } return undefined; } @@ -33229,7 +34543,7 @@ var ts; if (isMatchingReference(reference, expr)) { type = narrowTypeBySwitchOnDiscriminant(type, flow.switchStatement, flow.clauseStart, flow.clauseEnd); } - else if (isMatchingReferenceDiscriminant(expr)) { + else if (isMatchingReferenceDiscriminant(expr, type)) { type = narrowTypeByDiscriminant(type, expr, function (t) { return narrowTypeBySwitchOnDiscriminant(t, flow.switchStatement, flow.clauseStart, flow.clauseEnd); }); } return createFlowType(type, isIncomplete(flowType)); @@ -33240,6 +34554,12 @@ var ts; var seenIncomplete = false; for (var _i = 0, _a = flow.antecedents; _i < _a.length; _i++) { var antecedent = _a[_i]; + if (antecedent.flags & 2048 /* PreFinally */ && antecedent.lock.locked) { + // if flow correspond to branch from pre-try to finally and this branch is locked - this means that + // we initially have started following the flow outside the finally block. + // in this case we should ignore this branch. + continue; + } var flowType = getTypeAtFlowNode(antecedent); var type = getTypeFromFlowType(flowType); // If the type at a particular antecedent path is the declared type and the @@ -33249,9 +34569,7 @@ var ts; if (type === declaredType && declaredType === initialType) { return type; } - if (!ts.contains(antecedentTypes, type)) { - antecedentTypes.push(type); - } + ts.pushIfUnique(antecedentTypes, type); // If an antecedent type is not a subset of the declared type, we need to perform // subtype reduction. This happens when a "foreign" type is injected into the control // flow using the instanceof operator or a user defined type predicate. @@ -33271,9 +34589,14 @@ var ts; var cache = flowLoopCaches[id] || (flowLoopCaches[id] = ts.createMap()); if (!key) { key = getFlowCacheKey(reference); + // No cache key is generated when binding patterns are in unnarrowable situations + if (!key) { + return declaredType; + } } - if (cache[key]) { - return cache[key]; + var cached = cache.get(key); + if (cached) { + return cached; } // If this flow loop junction and reference are already being processed, return // the union of the types computed for each branch so far, marked as incomplete. @@ -33308,12 +34631,11 @@ var ts; // If we see a value appear in the cache it is a sign that control flow analysis // was restarted and completed by checkExpressionCached. We can simply pick up // the resulting type and bail out. - if (cache[key]) { - return cache[key]; - } - if (!ts.contains(antecedentTypes, type)) { - antecedentTypes.push(type); + var cached_1 = cache.get(key); + if (cached_1) { + return cached_1; } + ts.pushIfUnique(antecedentTypes, type); // If an antecedent type is not a subset of the declared type, we need to perform // subtype reduction. This happens when a "foreign" type is injected into the control // flow using the instanceof operator or a user defined type predicate. @@ -33333,16 +34655,17 @@ var ts; if (isIncomplete(firstAntecedentType)) { return createFlowType(result, /*incomplete*/ true); } - return cache[key] = result; + cache.set(key, result); + return result; } - function isMatchingReferenceDiscriminant(expr) { - return expr.kind === 177 /* PropertyAccessExpression */ && - declaredType.flags & 65536 /* Union */ && + function isMatchingReferenceDiscriminant(expr, computedType) { + return expr.kind === 179 /* PropertyAccessExpression */ && + computedType.flags & 65536 /* Union */ && isMatchingReference(reference, expr.expression) && - isDiscriminantProperty(declaredType, expr.name.text); + isDiscriminantProperty(computedType, expr.name.escapedText); } function narrowTypeByDiscriminant(type, propAccess, narrowType) { - var propName = propAccess.name.text; + var propName = propAccess.name.escapedText; var propType = getTypeOfPropertyOfType(type, propName); var narrowedPropType = propType && narrowType(propType); return propType === narrowedPropType ? type : filterType(type, function (t) { return isTypeComparableTo(getTypeOfPropertyOfType(t, propName), narrowedPropType); }); @@ -33351,7 +34674,7 @@ var ts; if (isMatchingReference(reference, expr)) { return getTypeWithFacts(type, assumeTrue ? 1048576 /* Truthy */ : 2097152 /* Falsy */); } - if (isMatchingReferenceDiscriminant(expr)) { + if (isMatchingReferenceDiscriminant(expr, declaredType)) { return narrowTypeByDiscriminant(type, expr, function (t) { return getTypeWithFacts(t, assumeTrue ? 1048576 /* Truthy */ : 2097152 /* Falsy */); }); } if (containsMatchingReferenceDiscriminant(reference, expr)) { @@ -33361,19 +34684,19 @@ var ts; } function narrowTypeByBinaryExpression(type, expr, assumeTrue) { switch (expr.operatorToken.kind) { - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: return narrowTypeByTruthiness(type, expr.left, assumeTrue); - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: var operator_1 = expr.operatorToken.kind; var left_1 = getReferenceCandidate(expr.left); var right_1 = getReferenceCandidate(expr.right); - if (left_1.kind === 187 /* TypeOfExpression */ && right_1.kind === 9 /* StringLiteral */) { + if (left_1.kind === 189 /* TypeOfExpression */ && right_1.kind === 9 /* StringLiteral */) { return narrowTypeByTypeof(type, left_1, operator_1, right_1, assumeTrue); } - if (right_1.kind === 187 /* TypeOfExpression */ && left_1.kind === 9 /* StringLiteral */) { + if (right_1.kind === 189 /* TypeOfExpression */ && left_1.kind === 9 /* StringLiteral */) { return narrowTypeByTypeof(type, right_1, operator_1, left_1, assumeTrue); } if (isMatchingReference(reference, left_1)) { @@ -33382,19 +34705,19 @@ var ts; if (isMatchingReference(reference, right_1)) { return narrowTypeByEquality(type, operator_1, left_1, assumeTrue); } - if (isMatchingReferenceDiscriminant(left_1)) { + if (isMatchingReferenceDiscriminant(left_1, declaredType)) { return narrowTypeByDiscriminant(type, left_1, function (t) { return narrowTypeByEquality(t, operator_1, right_1, assumeTrue); }); } - if (isMatchingReferenceDiscriminant(right_1)) { + if (isMatchingReferenceDiscriminant(right_1, declaredType)) { return narrowTypeByDiscriminant(type, right_1, function (t) { return narrowTypeByEquality(t, operator_1, left_1, assumeTrue); }); } if (containsMatchingReferenceDiscriminant(reference, left_1) || containsMatchingReferenceDiscriminant(reference, right_1)) { return declaredType; } break; - case 92 /* InstanceOfKeyword */: + case 93 /* InstanceOfKeyword */: return narrowTypeByInstanceof(type, expr, assumeTrue); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return narrowType(type, expr.right, assumeTrue); } return type; @@ -33403,7 +34726,7 @@ var ts; if (type.flags & 1 /* Any */) { return type; } - if (operator === 32 /* ExclamationEqualsToken */ || operator === 34 /* ExclamationEqualsEqualsToken */) { + if (operator === 33 /* ExclamationEqualsToken */ || operator === 35 /* ExclamationEqualsEqualsToken */) { assumeTrue = !assumeTrue; } var valueType = getTypeOfExpression(value); @@ -33411,15 +34734,15 @@ var ts; if (!strictNullChecks) { return type; } - var doubleEquals = operator === 31 /* EqualsEqualsToken */ || operator === 32 /* ExclamationEqualsToken */; + var doubleEquals = operator === 32 /* EqualsEqualsToken */ || operator === 33 /* ExclamationEqualsToken */; var facts = doubleEquals ? assumeTrue ? 65536 /* EQUndefinedOrNull */ : 524288 /* NEUndefinedOrNull */ : - value.kind === 94 /* NullKeyword */ ? + value.kind === 95 /* NullKeyword */ ? assumeTrue ? 32768 /* EQNull */ : 262144 /* NENull */ : assumeTrue ? 16384 /* EQUndefined */ : 131072 /* NEUndefined */; return getTypeWithFacts(type, facts); } - if (type.flags & 33281 /* NotUnionOrUnit */) { + if (type.flags & 16810497 /* NotUnionOrUnit */) { return type; } if (assumeTrue) { @@ -33443,21 +34766,29 @@ var ts; } return type; } - if (operator === 32 /* ExclamationEqualsToken */ || operator === 34 /* ExclamationEqualsEqualsToken */) { + if (operator === 33 /* ExclamationEqualsToken */ || operator === 35 /* ExclamationEqualsEqualsToken */) { assumeTrue = !assumeTrue; } if (assumeTrue && !(type.flags & 65536 /* Union */)) { // We narrow a non-union type to an exact primitive type if the non-union type // is a supertype of that primitive type. For example, type 'any' can be narrowed // to one of the primitive types. - var targetType = typeofTypesByName[literal.text]; - if (targetType && isTypeSubtypeOf(targetType, type)) { - return targetType; + var targetType = typeofTypesByName.get(literal.text); + if (targetType) { + if (isTypeSubtypeOf(targetType, type)) { + return targetType; + } + if (type.flags & 540672 /* TypeVariable */) { + var constraint = getBaseConstraintOfType(type) || anyType; + if (isTypeSubtypeOf(targetType, constraint)) { + return getIntersectionType([type, targetType]); + } + } } } var facts = assumeTrue ? - typeofEQFacts[literal.text] || 64 /* TypeofEQHostObject */ : - typeofNEFacts[literal.text] || 8192 /* TypeofNEHostObject */; + typeofEQFacts.get(literal.text) || 64 /* TypeofEQHostObject */ : + typeofNEFacts.get(literal.text) || 8192 /* TypeofNEHostObject */; return getTypeWithFacts(type, facts); } function narrowTypeBySwitchOnDiscriminant(type, switchStatement, clauseStart, clauseEnd) { @@ -33540,10 +34871,9 @@ var ts; // Otherwise, if the candidate type is assignable to the target type, narrow to the candidate // type. Otherwise, the types are completely unrelated, so narrow to an intersection of the // two types. - var targetType = type.flags & 16384 /* TypeParameter */ ? getApparentType(type) : type; return isTypeSubtypeOf(candidate, type) ? candidate : isTypeAssignableTo(type, candidate) ? type : - isTypeAssignableTo(candidate, targetType) ? candidate : + isTypeAssignableTo(candidate, type) ? candidate : getIntersectionType([type, candidate]); } function narrowTypeByTypePredicate(type, callExpression, assumeTrue) { @@ -33560,7 +34890,7 @@ var ts; return type; } if (ts.isIdentifierTypePredicate(predicate)) { - var predicateArgument = callExpression.arguments[predicate.parameterIndex]; + var predicateArgument = callExpression.arguments[predicate.parameterIndex - (signature.thisParameter ? 1 : 0)]; if (predicateArgument) { if (isMatchingReference(reference, predicateArgument)) { return getNarrowedType(type, predicate.type, assumeTrue, isTypeSubtypeOf); @@ -33572,7 +34902,7 @@ var ts; } else { var invokedExpression = ts.skipParentheses(callExpression.expression); - if (invokedExpression.kind === 178 /* ElementAccessExpression */ || invokedExpression.kind === 177 /* PropertyAccessExpression */) { + if (invokedExpression.kind === 180 /* ElementAccessExpression */ || invokedExpression.kind === 179 /* PropertyAccessExpression */) { var accessExpression = invokedExpression; var possibleReference = ts.skipParentheses(accessExpression.expression); if (isMatchingReference(reference, possibleReference)) { @@ -33589,18 +34919,19 @@ var ts; // will be a subtype or the same type as the argument. function narrowType(type, expr, assumeTrue) { switch (expr.kind) { - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - case 177 /* PropertyAccessExpression */: + case 71 /* Identifier */: + case 99 /* ThisKeyword */: + case 97 /* SuperKeyword */: + case 179 /* PropertyAccessExpression */: return narrowTypeByTruthiness(type, expr, assumeTrue); - case 179 /* CallExpression */: + case 181 /* CallExpression */: return narrowTypeByTypePredicate(type, expr, assumeTrue); - case 183 /* ParenthesizedExpression */: + case 185 /* ParenthesizedExpression */: return narrowType(type, expr.expression, assumeTrue); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return narrowTypeByBinaryExpression(type, expr, assumeTrue); - case 190 /* PrefixUnaryExpression */: - if (expr.operator === 50 /* ExclamationToken */) { + case 192 /* PrefixUnaryExpression */: + if (expr.operator === 51 /* ExclamationToken */) { return narrowType(type, expr.operand, !assumeTrue); } break; @@ -33609,11 +34940,12 @@ var ts; } } function getTypeOfSymbolAtLocation(symbol, location) { + symbol = symbol.exportSymbol || symbol; // If we have an identifier or a property access at the given location, if the location is // an dotted name expression, and if the location is not an assignment target, obtain the type // of the expression (which will reflect control flow analysis). If the expression indeed // resolved to the given symbol, return the narrowed type. - if (location.kind === 70 /* Identifier */) { + if (location.kind === 71 /* Identifier */) { if (ts.isRightSideOfQualifiedNameOrPropertyAccess(location)) { location = location.parent; } @@ -33632,15 +34964,12 @@ var ts; return getTypeOfSymbol(symbol); } function getControlFlowContainer(node) { - while (true) { - node = node.parent; - if (ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) || - node.kind === 231 /* ModuleBlock */ || - node.kind === 261 /* SourceFile */ || - node.kind === 147 /* PropertyDeclaration */) { - return node; - } - } + return ts.findAncestor(node.parent, function (node) { + return ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) || + node.kind === 234 /* ModuleBlock */ || + node.kind === 265 /* SourceFile */ || + node.kind === 149 /* PropertyDeclaration */; + }); } // Check if a parameter is assigned anywhere within its declaring function. function isParameterAssigned(symbol) { @@ -33655,21 +34984,13 @@ var ts; return symbol.isAssigned || false; } function hasParentWithAssignmentsMarked(node) { - while (true) { - node = node.parent; - if (!node) { - return false; - } - if (ts.isFunctionLike(node) && getNodeLinks(node).flags & 4194304 /* AssignmentsMarked */) { - return true; - } - } + return !!ts.findAncestor(node.parent, function (node) { return ts.isFunctionLike(node) && !!(getNodeLinks(node).flags & 4194304 /* AssignmentsMarked */); }); } function markParameterAssignments(node) { - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { if (ts.isAssignmentTarget(node)) { var symbol = getResolvedSymbol(node); - if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 144 /* Parameter */) { + if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 146 /* Parameter */) { symbol.isAssigned = true; } } @@ -33681,6 +35002,35 @@ var ts; function isConstVariable(symbol) { return symbol.flags & 3 /* Variable */ && (getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */) !== 0 && getTypeOfSymbol(symbol) !== autoArrayType; } + /** remove undefined from the annotated type of a parameter when there is an initializer (that doesn't include undefined) */ + function removeOptionalityFromDeclaredType(declaredType, declaration) { + var annotationIncludesUndefined = strictNullChecks && + declaration.kind === 146 /* Parameter */ && + declaration.initializer && + getFalsyFlags(declaredType) & 2048 /* Undefined */ && + !(getFalsyFlags(checkExpression(declaration.initializer)) & 2048 /* Undefined */); + return annotationIncludesUndefined ? getTypeWithFacts(declaredType, 131072 /* NEUndefined */) : declaredType; + } + function isApparentTypePosition(node) { + var parent = node.parent; + return parent.kind === 179 /* PropertyAccessExpression */ || + parent.kind === 181 /* CallExpression */ && parent.expression === node || + parent.kind === 180 /* ElementAccessExpression */ && parent.expression === node; + } + function typeHasNullableConstraint(type) { + return type.flags & 540672 /* TypeVariable */ && maybeTypeOfKind(getBaseConstraintOfType(type) || emptyObjectType, 6144 /* Nullable */); + } + function getDeclaredOrApparentType(symbol, node) { + // When a node is the left hand expression of a property access, element access, or call expression, + // and the type of the node includes type variables with constraints that are nullable, we fetch the + // apparent type of the node *before* performing control flow analysis such that narrowings apply to + // the constraint type. + var type = getTypeOfSymbol(symbol); + if (isApparentTypePosition(node) && forEachType(type, typeHasNullableConstraint)) { + return mapType(getWidenedType(type), getApparentType); + } + return type; + } function checkIdentifier(node) { var symbol = getResolvedSymbol(node); if (symbol === unknownSymbol) { @@ -33695,48 +35045,48 @@ var ts; if (symbol === argumentsSymbol) { var container = ts.getContainingFunction(node); if (languageVersion < 2 /* ES2015 */) { - if (container.kind === 185 /* ArrowFunction */) { + if (container.kind === 187 /* ArrowFunction */) { error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression); } else if (ts.hasModifier(container, 256 /* Async */)) { error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method); } } - if (node.flags & 16384 /* AwaitContext */) { - getNodeLinks(container).flags |= 8192 /* CaptureArguments */; - } + getNodeLinks(container).flags |= 8192 /* CaptureArguments */; return getTypeOfSymbol(symbol); } - if (symbol.flags & 8388608 /* Alias */ && !isInTypeQuery(node) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(symbol))) { + // We should only mark aliases as referenced if there isn't a local value declaration + // for the symbol. + if (isNonLocalAlias(symbol, /*excludes*/ 107455 /* Value */) && !isInTypeQuery(node) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(symbol))) { markAliasSymbolAsReferenced(symbol); } var localOrExportSymbol = getExportSymbolOfValueSymbolIfExported(symbol); + var declaration = localOrExportSymbol.valueDeclaration; if (localOrExportSymbol.flags & 32 /* Class */) { - var declaration_1 = localOrExportSymbol.valueDeclaration; // Due to the emit for class decorators, any reference to the class from inside of the class body // must instead be rewritten to point to a temporary variable to avoid issues with the double-bind // behavior of class names in ES6. - if (declaration_1.kind === 226 /* ClassDeclaration */ - && ts.nodeIsDecorated(declaration_1)) { + if (declaration.kind === 229 /* ClassDeclaration */ + && ts.nodeIsDecorated(declaration)) { var container = ts.getContainingClass(node); while (container !== undefined) { - if (container === declaration_1 && container.name !== node) { - getNodeLinks(declaration_1).flags |= 8388608 /* ClassWithConstructorReference */; + if (container === declaration && container.name !== node) { + getNodeLinks(declaration).flags |= 8388608 /* ClassWithConstructorReference */; getNodeLinks(node).flags |= 16777216 /* ConstructorReferenceInClass */; break; } container = ts.getContainingClass(container); } } - else if (declaration_1.kind === 197 /* ClassExpression */) { + else if (declaration.kind === 199 /* ClassExpression */) { // When we emit a class expression with static members that contain a reference // to the constructor in the initializer, we will need to substitute that // binding with an alias as the class name is not in scope. var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); while (container !== undefined) { - if (container.parent === declaration_1) { - if (container.kind === 147 /* PropertyDeclaration */ && ts.hasModifier(container, 32 /* Static */)) { - getNodeLinks(declaration_1).flags |= 8388608 /* ClassWithConstructorReference */; + if (container.parent === declaration) { + if (container.kind === 149 /* PropertyDeclaration */ && ts.hasModifier(container, 32 /* Static */)) { + getNodeLinks(declaration).flags |= 8388608 /* ClassWithConstructorReference */; getNodeLinks(node).flags |= 16777216 /* ConstructorReferenceInClass */; } break; @@ -33747,9 +35097,9 @@ var ts; } checkCollisionWithCapturedSuperVariable(node, node); checkCollisionWithCapturedThisVariable(node, node); + checkCollisionWithCapturedNewTargetVariable(node, node); checkNestedBlockScopedBinding(node, symbol); - var type = getTypeOfSymbol(localOrExportSymbol); - var declaration = localOrExportSymbol.valueDeclaration; + var type = getDeclaredOrApparentType(localOrExportSymbol, node); var assignmentKind = ts.getAssignmentTargetKind(node); if (assignmentKind) { if (!(localOrExportSymbol.flags & 3 /* Variable */)) { @@ -33761,40 +35111,56 @@ var ts; return unknownType; } } + var isAlias = localOrExportSymbol.flags & 2097152 /* Alias */; // We only narrow variables and parameters occurring in a non-assignment position. For all other // entities we simply return the declared type. - if (!(localOrExportSymbol.flags & 3 /* Variable */) || assignmentKind === 1 /* Definite */ || !declaration) { + if (localOrExportSymbol.flags & 3 /* Variable */) { + if (assignmentKind === 1 /* Definite */) { + return type; + } + } + else if (isAlias) { + declaration = ts.find(symbol.declarations, isSomeImportDeclaration); + } + else { + return type; + } + if (!declaration) { return type; } // The declaration container is the innermost function that encloses the declaration of the variable // or parameter. The flow container is the innermost function starting with which we analyze the control // flow graph to determine the control flow based type. - var isParameter = ts.getRootDeclaration(declaration).kind === 144 /* Parameter */; + var isParameter = ts.getRootDeclaration(declaration).kind === 146 /* Parameter */; var declarationContainer = getControlFlowContainer(declaration); var flowContainer = getControlFlowContainer(node); var isOuterVariable = flowContainer !== declarationContainer; // When the control flow originates in a function expression or arrow function and we are referencing // a const variable or parameter from an outer function, we extend the origin of the control flow // analysis to include the immediately enclosing function. - while (flowContainer !== declarationContainer && (flowContainer.kind === 184 /* FunctionExpression */ || - flowContainer.kind === 185 /* ArrowFunction */ || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) && + while (flowContainer !== declarationContainer && (flowContainer.kind === 186 /* FunctionExpression */ || + flowContainer.kind === 187 /* ArrowFunction */ || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) && (isConstVariable(localOrExportSymbol) || isParameter && !isParameterAssigned(localOrExportSymbol))) { flowContainer = getControlFlowContainer(flowContainer); } // We only look for uninitialized variables in strict null checking mode, and only when we can analyze // the entire control flow graph from the variable's declaration (i.e. when the flow container and // declaration container are the same). - var assumeInitialized = isParameter || isOuterVariable || - type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & 1 /* Any */) !== 0) || + var assumeInitialized = isParameter || isAlias || isOuterVariable || + type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & 1 /* Any */) !== 0 || isInTypeQuery(node) || node.parent.kind === 246 /* ExportSpecifier */) || + node.parent.kind === 203 /* NonNullExpression */ || ts.isInAmbientContext(declaration); - var flowType = getFlowTypeOfReference(node, type, assumeInitialized, flowContainer); + var initialType = assumeInitialized ? (isParameter ? removeOptionalityFromDeclaredType(type, ts.getRootDeclaration(declaration)) : type) : + type === autoType || type === autoArrayType ? undefinedType : + getNullableType(type, 2048 /* Undefined */); + var flowType = getFlowTypeOfReference(node, type, initialType, flowContainer, !assumeInitialized); // A variable is considered uninitialized when it is possible to analyze the entire control flow graph // from declaration to use, and when the variable's declared type doesn't include undefined but the // control flow based type does include undefined. if (type === autoType || type === autoArrayType) { if (flowType === autoType || flowType === autoArrayType) { - if (compilerOptions.noImplicitAny) { - error(declaration.name, ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined, symbolToString(symbol), typeToString(flowType)); + if (noImplicitAny) { + error(ts.getNameOfDeclaration(declaration), ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined, symbolToString(symbol), typeToString(flowType)); error(node, ts.Diagnostics.Variable_0_implicitly_has_an_1_type, symbolToString(symbol), typeToString(flowType)); } return convertAutoToAny(flowType); @@ -33808,19 +35174,12 @@ var ts; return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType; } function isInsideFunction(node, threshold) { - var current = node; - while (current && current !== threshold) { - if (ts.isFunctionLike(current)) { - return true; - } - current = current.parent; - } - return false; + return !!ts.findAncestor(node, function (n) { return n === threshold ? "quit" : ts.isFunctionLike(n); }); } function checkNestedBlockScopedBinding(node, symbol) { if (languageVersion >= 2 /* ES2015 */ || (symbol.flags & (2 /* BlockScopedVariable */ | 32 /* Class */)) === 0 || - symbol.valueDeclaration.parent.kind === 256 /* CatchClause */) { + symbol.valueDeclaration.parent.kind === 260 /* CatchClause */) { return; } // 1. walk from the use site up to the declaration and check @@ -33845,8 +35204,8 @@ var ts; } // mark variables that are declared in loop initializer and reassigned inside the body of ForStatement. // if body of ForStatement will be converted to function then we'll need a extra machinery to propagate reassigned values back. - if (container.kind === 211 /* ForStatement */ && - ts.getAncestor(symbol.valueDeclaration, 224 /* VariableDeclarationList */).parent === container && + if (container.kind === 214 /* ForStatement */ && + ts.getAncestor(symbol.valueDeclaration, 227 /* VariableDeclarationList */).parent === container && isAssignedInBodyOfForStatement(node, container)) { getNodeLinks(symbol.valueDeclaration).flags |= 2097152 /* NeedsLoopOutParameter */; } @@ -33858,9 +35217,9 @@ var ts; } } function isAssignedInBodyOfForStatement(node, container) { - var current = node; // skip parenthesized nodes - while (current.parent.kind === 183 /* ParenthesizedExpression */) { + var current = node; + while (current.parent.kind === 185 /* ParenthesizedExpression */) { current = current.parent; } // check if node is used as LHS in some assignment expression @@ -33868,28 +35227,20 @@ var ts; if (ts.isAssignmentTarget(current)) { isAssigned = true; } - else if ((current.parent.kind === 190 /* PrefixUnaryExpression */ || current.parent.kind === 191 /* PostfixUnaryExpression */)) { + else if ((current.parent.kind === 192 /* PrefixUnaryExpression */ || current.parent.kind === 193 /* PostfixUnaryExpression */)) { var expr = current.parent; - isAssigned = expr.operator === 42 /* PlusPlusToken */ || expr.operator === 43 /* MinusMinusToken */; + isAssigned = expr.operator === 43 /* PlusPlusToken */ || expr.operator === 44 /* MinusMinusToken */; } if (!isAssigned) { return false; } // at this point we know that node is the target of assignment // now check that modification happens inside the statement part of the ForStatement - while (current !== container) { - if (current === container.statement) { - return true; - } - else { - current = current.parent; - } - } - return false; + return !!ts.findAncestor(current, function (n) { return n === container ? "quit" : n === container.statement; }); } function captureLexicalThis(node, container) { getNodeLinks(node).flags |= 2 /* LexicalThis */; - if (container.kind === 147 /* PropertyDeclaration */ || container.kind === 150 /* Constructor */) { + if (container.kind === 149 /* PropertyDeclaration */ || container.kind === 152 /* Constructor */) { var classNode = container.parent; getNodeLinks(classNode).flags |= 4 /* CaptureThis */; } @@ -33957,36 +35308,38 @@ var ts; // tell whether 'this' needs to be captured. var container = ts.getThisContainer(node, /* includeArrowFunctions */ true); var needToCaptureLexicalThis = false; - if (container.kind === 150 /* Constructor */) { + if (container.kind === 152 /* Constructor */) { checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class); } // Now skip arrow functions to get the "real" owner of 'this'. - if (container.kind === 185 /* ArrowFunction */) { + if (container.kind === 187 /* ArrowFunction */) { container = ts.getThisContainer(container, /* includeArrowFunctions */ false); // When targeting es6, arrow function lexically bind "this" so we do not need to do the work of binding "this" in emitted code needToCaptureLexicalThis = (languageVersion < 2 /* ES2015 */); } switch (container.kind) { - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_module_or_namespace_body); // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks break; - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_current_location); // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks break; - case 150 /* Constructor */: + case 152 /* Constructor */: if (isInConstructorArgumentInitializer(node, container)) { error(node, ts.Diagnostics.this_cannot_be_referenced_in_constructor_arguments); + // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks } break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - if (ts.getModifierFlags(container) & 32 /* Static */) { + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + if (ts.hasModifier(container, 32 /* Static */)) { error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_static_property_initializer); + // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks } break; - case 142 /* ComputedPropertyName */: + case 144 /* ComputedPropertyName */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_computed_property_name); break; } @@ -33998,8 +35351,8 @@ var ts; // Note: a parameter initializer should refer to class-this unless function-this is explicitly annotated. // If this is a function in a JS file, it might be a class method. Check if it's the RHS // of a x.prototype.y = function [name]() { .... } - if (container.kind === 184 /* FunctionExpression */ && - ts.isInJavaScriptFile(container.parent) && + if (container.kind === 186 /* FunctionExpression */ && + container.parent.kind === 194 /* BinaryExpression */ && ts.getSpecialPropertyAssignmentKind(container.parent) === 3 /* PrototypeProperty */) { // Get the 'x' of 'x.prototype.y = f' (here, 'f' is 'container') var className = container.parent // x.prototype.y = f @@ -34019,7 +35372,7 @@ var ts; if (ts.isClassLike(container.parent)) { var symbol = getSymbolOfNode(container.parent); var type = ts.hasModifier(container, 32 /* Static */) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType; - return getFlowTypeOfReference(node, type, /*assumeInitialized*/ true, /*flowContainer*/ undefined); + return getFlowTypeOfReference(node, type); } if (ts.isInJavaScriptFile(node)) { var type = getTypeForThisExpressionFromJSDoc(container); @@ -34027,7 +35380,7 @@ var ts; return type; } } - if (compilerOptions.noImplicitThis) { + if (noImplicitThis) { // With noImplicitThis, functions may not reference 'this' if it has type 'any' error(node, ts.Diagnostics.this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation); } @@ -34035,28 +35388,25 @@ var ts; } function getTypeForThisExpressionFromJSDoc(node) { var jsdocType = ts.getJSDocType(node); - if (jsdocType && jsdocType.kind === 274 /* JSDocFunctionType */) { + if (jsdocType && jsdocType.kind === 273 /* JSDocFunctionType */) { var jsDocFunctionType = jsdocType; - if (jsDocFunctionType.parameters.length > 0 && jsDocFunctionType.parameters[0].type.kind === 277 /* JSDocThisType */) { + if (jsDocFunctionType.parameters.length > 0 && + jsDocFunctionType.parameters[0].name && + jsDocFunctionType.parameters[0].name.escapedText === "this") { return getTypeFromTypeNode(jsDocFunctionType.parameters[0].type); } } } function isInConstructorArgumentInitializer(node, constructorDecl) { - for (var n = node; n && n !== constructorDecl; n = n.parent) { - if (n.kind === 144 /* Parameter */) { - return true; - } - } - return false; + return !!ts.findAncestor(node, function (n) { return n === constructorDecl ? "quit" : n.kind === 146 /* Parameter */; }); } function checkSuperExpression(node) { - var isCallExpression = node.parent.kind === 179 /* CallExpression */ && node.parent.expression === node; + var isCallExpression = node.parent.kind === 181 /* CallExpression */ && node.parent.expression === node; var container = ts.getSuperContainer(node, /*stopOnFunctions*/ true); var needToCaptureLexicalThis = false; // adjust the container reference in case if super is used inside arrow functions with arbitrarily deep nesting if (!isCallExpression) { - while (container && container.kind === 185 /* ArrowFunction */) { + while (container && container.kind === 187 /* ArrowFunction */) { container = ts.getSuperContainer(container, /*stopOnFunctions*/ true); needToCaptureLexicalThis = languageVersion < 2 /* ES2015 */; } @@ -34069,17 +35419,14 @@ var ts; // class B { // [super.foo()]() {} // } - var current = node; - while (current && current !== container && current.kind !== 142 /* ComputedPropertyName */) { - current = current.parent; - } - if (current && current.kind === 142 /* ComputedPropertyName */) { + var current = ts.findAncestor(node, function (n) { return n === container ? "quit" : n.kind === 144 /* ComputedPropertyName */; }); + if (current && current.kind === 144 /* ComputedPropertyName */) { error(node, ts.Diagnostics.super_cannot_be_referenced_in_a_computed_property_name); } else if (isCallExpression) { error(node, ts.Diagnostics.Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors); } - else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 176 /* ObjectLiteralExpression */)) { + else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 178 /* ObjectLiteralExpression */)) { error(node, ts.Diagnostics.super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions); } else { @@ -34087,10 +35434,10 @@ var ts; } return unknownType; } - if (!isCallExpression && container.kind === 150 /* Constructor */) { + if (!isCallExpression && container.kind === 152 /* Constructor */) { checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class); } - if ((ts.getModifierFlags(container) & 32 /* Static */) || isCallExpression) { + if (ts.hasModifier(container, 32 /* Static */) || isCallExpression) { nodeCheckFlag = 512 /* SuperStatic */; } else { @@ -34153,7 +35500,7 @@ var ts; // This helper creates an object with a "value" property that wraps the `super` property or indexed access for both get and set. // This is required for destructuring assignments, as a call expression cannot be used as the target of a destructuring assignment // while a property access can. - if (container.kind === 149 /* MethodDeclaration */ && ts.getModifierFlags(container) & 256 /* Async */) { + if (container.kind === 151 /* MethodDeclaration */ && ts.hasModifier(container, 256 /* Async */)) { if (ts.isSuperProperty(node.parent) && ts.isAssignmentTarget(node.parent)) { getNodeLinks(container).flags |= 4096 /* AsyncMethodWithSuperBinding */; } @@ -34167,7 +35514,7 @@ var ts; // in this case they should also use correct lexical this captureLexicalThis(node.parent, container); } - if (container.parent.kind === 176 /* ObjectLiteralExpression */) { + if (container.parent.kind === 178 /* ObjectLiteralExpression */) { if (languageVersion < 2 /* ES2015 */) { error(node, ts.Diagnostics.super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher); return unknownType; @@ -34187,7 +35534,7 @@ var ts; } return unknownType; } - if (container.kind === 150 /* Constructor */ && isInConstructorArgumentInitializer(node, container)) { + if (container.kind === 152 /* Constructor */ && isInConstructorArgumentInitializer(node, container)) { // issue custom error message for super property access in constructor arguments (to be aligned with old compiler) error(node, ts.Diagnostics.super_cannot_be_referenced_in_constructor_arguments); return unknownType; @@ -34202,7 +35549,7 @@ var ts; if (isCallExpression) { // TS 1.0 SPEC (April 2014): 4.8.1 // Super calls are only permitted in constructors of derived classes - return container.kind === 150 /* Constructor */; + return container.kind === 152 /* Constructor */; } else { // TS 1.0 SPEC (April 2014) @@ -34210,29 +35557,47 @@ var ts; // - In a constructor, instance member function, instance member accessor, or instance member variable initializer where this references a derived class instance // - In a static member function or static member accessor // topmost container must be something that is directly nested in the class declaration\object literal expression - if (ts.isClassLike(container.parent) || container.parent.kind === 176 /* ObjectLiteralExpression */) { - if (ts.getModifierFlags(container) & 32 /* Static */) { - return container.kind === 149 /* MethodDeclaration */ || - container.kind === 148 /* MethodSignature */ || - container.kind === 151 /* GetAccessor */ || - container.kind === 152 /* SetAccessor */; + if (ts.isClassLike(container.parent) || container.parent.kind === 178 /* ObjectLiteralExpression */) { + if (ts.hasModifier(container, 32 /* Static */)) { + return container.kind === 151 /* MethodDeclaration */ || + container.kind === 150 /* MethodSignature */ || + container.kind === 153 /* GetAccessor */ || + container.kind === 154 /* SetAccessor */; } else { - return container.kind === 149 /* MethodDeclaration */ || - container.kind === 148 /* MethodSignature */ || - container.kind === 151 /* GetAccessor */ || - container.kind === 152 /* SetAccessor */ || - container.kind === 147 /* PropertyDeclaration */ || - container.kind === 146 /* PropertySignature */ || - container.kind === 150 /* Constructor */; + return container.kind === 151 /* MethodDeclaration */ || + container.kind === 150 /* MethodSignature */ || + container.kind === 153 /* GetAccessor */ || + container.kind === 154 /* SetAccessor */ || + container.kind === 149 /* PropertyDeclaration */ || + container.kind === 148 /* PropertySignature */ || + container.kind === 152 /* Constructor */; } } } return false; } } + function getContainingObjectLiteral(func) { + return (func.kind === 151 /* MethodDeclaration */ || + func.kind === 153 /* GetAccessor */ || + func.kind === 154 /* SetAccessor */) && func.parent.kind === 178 /* ObjectLiteralExpression */ ? func.parent : + func.kind === 186 /* FunctionExpression */ && func.parent.kind === 261 /* PropertyAssignment */ ? func.parent.parent : + undefined; + } + function getThisTypeArgument(type) { + return getObjectFlags(type) & 4 /* Reference */ && type.target === globalThisType ? type.typeArguments[0] : undefined; + } + function getThisTypeFromContextualType(type) { + return mapType(type, function (t) { + return t.flags & 131072 /* Intersection */ ? ts.forEach(t.types, getThisTypeArgument) : getThisTypeArgument(t); + }); + } function getContextualThisParameterType(func) { - if (isContextSensitiveFunctionOrObjectLiteralMethod(func) && func.kind !== 185 /* ArrowFunction */) { + if (func.kind === 187 /* ArrowFunction */) { + return undefined; + } + if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) { var contextualSignature = getContextualSignature(func); if (contextualSignature) { var thisParameter = contextualSignature.thisParameter; @@ -34241,6 +35606,50 @@ var ts; } } } + var inJs = ts.isInJavaScriptFile(func); + if (noImplicitThis || inJs) { + var containingLiteral = getContainingObjectLiteral(func); + if (containingLiteral) { + // We have an object literal method. Check if the containing object literal has a contextual type + // that includes a ThisType. If so, T is the contextual type for 'this'. We continue looking in + // any directly enclosing object literals. + var contextualType = getApparentTypeOfContextualType(containingLiteral); + var literal = containingLiteral; + var type = contextualType; + while (type) { + var thisType = getThisTypeFromContextualType(type); + if (thisType) { + return instantiateType(thisType, getContextualMapper(containingLiteral)); + } + if (literal.parent.kind !== 261 /* PropertyAssignment */) { + break; + } + literal = literal.parent.parent; + type = getApparentTypeOfContextualType(literal); + } + // There was no contextual ThisType for the containing object literal, so the contextual type + // for 'this' is the non-null form of the contextual type for the containing object literal or + // the type of the object literal itself. + return contextualType ? getNonNullableType(contextualType) : checkExpressionCached(containingLiteral); + } + // In an assignment of the form 'obj.xxx = function(...)' or 'obj[xxx] = function(...)', the + // contextual type for 'this' is 'obj'. + var parent = func.parent; + if (parent.kind === 194 /* BinaryExpression */ && parent.operatorToken.kind === 58 /* EqualsToken */) { + var target = parent.left; + if (target.kind === 179 /* PropertyAccessExpression */ || target.kind === 180 /* ElementAccessExpression */) { + var expression = target.expression; + // Don't contextually type `this` as `exports` in `exports.Point = function(x, y) { this.x = x; this.y = y; }` + if (inJs && ts.isIdentifier(expression)) { + var sourceFile = ts.getSourceFileOfNode(parent); + if (sourceFile.commonJsModuleIndicator && getResolvedSymbol(expression) === sourceFile.symbol) { + return undefined; + } + } + return checkExpressionCached(expression); + } + } + } return undefined; } // Return contextual type of parameter or undefined if no contextual type is available @@ -34248,29 +35657,33 @@ var ts; var func = parameter.parent; if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) { var iife = ts.getImmediatelyInvokedFunctionExpression(func); - if (iife) { + if (iife && iife.arguments) { var indexOfParameter = ts.indexOf(func.parameters, parameter); - if (iife.arguments && indexOfParameter < iife.arguments.length) { - if (parameter.dotDotDotToken) { - var restTypes = []; - for (var i = indexOfParameter; i < iife.arguments.length; i++) { - restTypes.push(getWidenedLiteralType(checkExpression(iife.arguments[i]))); - } - return createArrayType(getUnionType(restTypes)); - } - var links = getNodeLinks(iife); - var cached = links.resolvedSignature; - links.resolvedSignature = anySignature; - var type = getWidenedLiteralType(checkExpression(iife.arguments[indexOfParameter])); - links.resolvedSignature = cached; - return type; - } + if (parameter.dotDotDotToken) { + var restTypes = []; + for (var i = indexOfParameter; i < iife.arguments.length; i++) { + restTypes.push(getWidenedLiteralType(checkExpression(iife.arguments[i]))); + } + return restTypes.length ? createArrayType(getUnionType(restTypes)) : undefined; + } + var links = getNodeLinks(iife); + var cached = links.resolvedSignature; + links.resolvedSignature = anySignature; + var type = indexOfParameter < iife.arguments.length ? + getWidenedLiteralType(checkExpression(iife.arguments[indexOfParameter])) : + parameter.initializer ? undefined : undefinedWideningType; + links.resolvedSignature = cached; + return type; } var contextualSignature = getContextualSignature(func); if (contextualSignature) { var funcHasRestParameters = ts.hasRestParameter(func); var len = func.parameters.length - (funcHasRestParameters ? 1 : 0); var indexOfParameter = ts.indexOf(func.parameters, parameter); + if (ts.getThisParameter(func) !== undefined && !contextualSignature.thisParameter) { + ts.Debug.assert(indexOfParameter !== 0); // Otherwise we should not have called `getContextuallyTypedParameterType`. + indexOfParameter -= 1; + } if (indexOfParameter < len) { return getTypeAtPosition(contextualSignature, indexOfParameter); } @@ -34295,10 +35708,11 @@ var ts; function getContextualTypeForInitializerExpression(node) { var declaration = node.parent; if (node === declaration.initializer) { - if (declaration.type) { - return getTypeFromTypeNode(declaration.type); + var typeNode = ts.getEffectiveTypeAnnotationNode(declaration); + if (typeNode) { + return getTypeFromTypeNode(typeNode); } - if (declaration.kind === 144 /* Parameter */) { + if (declaration.kind === 146 /* Parameter */) { var type = getContextuallyTypedParameterType(declaration); if (type) { return type; @@ -34309,13 +35723,14 @@ var ts; } if (ts.isBindingPattern(declaration.parent)) { var parentDeclaration = declaration.parent.parent; - var name_19 = declaration.propertyName || declaration.name; - if (ts.isVariableLike(parentDeclaration) && - parentDeclaration.type && - !ts.isBindingPattern(name_19)) { - var text = ts.getTextOfPropertyName(name_19); - if (text) { - return getTypeOfPropertyOfType(getTypeFromTypeNode(parentDeclaration.type), text); + var name = declaration.propertyName || declaration.name; + if (parentDeclaration.kind !== 176 /* BindingElement */) { + var parentTypeNode = ts.getEffectiveTypeAnnotationNode(parentDeclaration); + if (parentTypeNode && !ts.isBindingPattern(name)) { + var text = ts.getTextOfPropertyName(name); + if (text) { + return getTypeOfPropertyOfType(getTypeFromTypeNode(parentTypeNode), text); + } } } } @@ -34324,33 +35739,34 @@ var ts; } function getContextualTypeForReturnExpression(node) { var func = ts.getContainingFunction(node); - if (ts.isAsyncFunctionLike(func)) { - var contextualReturnType = getContextualReturnType(func); - if (contextualReturnType) { - return getPromisedType(contextualReturnType); + if (func) { + var functionFlags = ts.getFunctionFlags(func); + if (functionFlags & 1 /* Generator */) { + return undefined; } - return undefined; - } - if (func && !func.asteriskToken) { - return getContextualReturnType(func); + var contextualReturnType = getContextualReturnType(func); + return functionFlags & 2 /* Async */ + ? contextualReturnType && getAwaitedTypeOfPromise(contextualReturnType) // Async function + : contextualReturnType; // Regular function } return undefined; } function getContextualTypeForYieldOperand(node) { var func = ts.getContainingFunction(node); if (func) { + var functionFlags = ts.getFunctionFlags(func); var contextualReturnType = getContextualReturnType(func); if (contextualReturnType) { return node.asteriskToken ? contextualReturnType - : getElementTypeOfIterableIterator(contextualReturnType); + : getIteratedTypeOfGenerator(contextualReturnType, (functionFlags & 2 /* Async */) !== 0); } } return undefined; } function isInParameterInitializerBeforeContainingFunction(node) { while (node.parent && !ts.isFunctionLike(node.parent)) { - if (node.parent.kind === 144 /* Parameter */ && node.parent.initializer === node) { + if (node.parent.kind === 146 /* Parameter */ && node.parent.initializer === node) { return true; } node = node.parent; @@ -34360,15 +35776,15 @@ var ts; function getContextualReturnType(functionDecl) { // If the containing function has a return type annotation, is a constructor, or is a get accessor whose // corresponding set accessor has a type annotation, return statements in the function are contextually typed - if (functionDecl.type || - functionDecl.kind === 150 /* Constructor */ || - functionDecl.kind === 151 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(functionDecl.symbol, 152 /* SetAccessor */))) { + if (functionDecl.kind === 152 /* Constructor */ || + ts.getEffectiveReturnTypeNode(functionDecl) || + isGetAccessorWithAnnotatedSetAccessor(functionDecl)) { return getReturnTypeOfSignature(getSignatureFromDeclaration(functionDecl)); } // Otherwise, if the containing function is contextually typed by a function type with exactly one call signature // and that call signature is non-generic, return statements are contextually typed by the return type of the signature var signature = getContextualSignatureForFunctionLikeDeclaration(functionDecl); - if (signature) { + if (signature && !isResolvingReturnTypeOfSignature(signature)) { return getReturnTypeOfSignature(signature); } return undefined; @@ -34378,13 +35794,15 @@ var ts; var args = getEffectiveCallArguments(callTarget); var argIndex = ts.indexOf(args, arg); if (argIndex >= 0) { - var signature = getResolvedOrAnySignature(callTarget); + // If we're already in the process of resolving the given signature, don't resolve again as + // that could cause infinite recursion. Instead, return anySignature. + var signature = getNodeLinks(callTarget).resolvedSignature === resolvingSignature ? resolvingSignature : getResolvedSignature(callTarget); return getTypeAtPosition(signature, argIndex); } return undefined; } function getContextualTypeForSubstitutionExpression(template, substitutionExpression) { - if (template.parent.kind === 181 /* TaggedTemplateExpression */) { + if (template.parent.kind === 183 /* TaggedTemplateExpression */) { return getContextualTypeForArgument(template.parent, substitutionExpression); } return undefined; @@ -34392,67 +35810,53 @@ var ts; function getContextualTypeForBinaryOperand(node) { var binaryExpression = node.parent; var operator = binaryExpression.operatorToken.kind; - if (operator >= 57 /* FirstAssignment */ && operator <= 69 /* LastAssignment */) { - // Don't do this for special property assignments to avoid circularity - if (ts.getSpecialPropertyAssignmentKind(binaryExpression) !== 0 /* None */) { - return undefined; - } - // In an assignment expression, the right operand is contextually typed by the type of the left operand. + if (ts.isAssignmentOperator(operator)) { if (node === binaryExpression.right) { + // Don't do this for special property assignments to avoid circularity + switch (ts.getSpecialPropertyAssignmentKind(binaryExpression)) { + case 0 /* None */: + break; + case 5 /* Property */: + // If `binaryExpression.left` was assigned a symbol, then this is a new declaration; otherwise it is an assignment to an existing declaration. + // See `bindStaticPropertyAssignment` in `binder.ts`. + if (!binaryExpression.left.symbol) { + break; + } + // falls through + case 1 /* ExportsProperty */: + case 2 /* ModuleExports */: + case 3 /* PrototypeProperty */: + case 4 /* ThisProperty */: + return undefined; + } + // In an assignment expression, the right operand is contextually typed by the type of the left operand. return getTypeOfExpression(binaryExpression.left); } } - else if (operator === 53 /* BarBarToken */) { + else if (operator === 54 /* BarBarToken */) { // When an || expression has a contextual type, the operands are contextually typed by that type. When an || // expression has no contextual type, the right operand is contextually typed by the type of the left operand. var type = getContextualType(binaryExpression); if (!type && node === binaryExpression.right) { - type = getTypeOfExpression(binaryExpression.left); + type = getTypeOfExpression(binaryExpression.left, /*cache*/ true); } return type; } - else if (operator === 52 /* AmpersandAmpersandToken */ || operator === 25 /* CommaToken */) { + else if (operator === 53 /* AmpersandAmpersandToken */ || operator === 26 /* CommaToken */) { if (node === binaryExpression.right) { return getContextualType(binaryExpression); } } return undefined; } - // Apply a mapping function to a contextual type and return the resulting type. If the contextual type - // is a union type, the mapping function is applied to each constituent type and a union of the resulting - // types is returned. - function applyToContextualType(type, mapper) { - if (!(type.flags & 65536 /* Union */)) { - return mapper(type); - } - var types = type.types; - var mappedType; - var mappedTypes; - for (var _i = 0, types_13 = types; _i < types_13.length; _i++) { - var current = types_13[_i]; - var t = mapper(current); - if (t) { - if (!mappedType) { - mappedType = t; - } - else if (!mappedTypes) { - mappedTypes = [mappedType, t]; - } - else { - mappedTypes.push(t); - } - } - } - return mappedTypes ? getUnionType(mappedTypes) : mappedType; - } function getTypeOfPropertyOfContextualType(type, name) { - return applyToContextualType(type, function (t) { + return mapType(type, function (t) { var prop = t.flags & 229376 /* StructuredType */ ? getPropertyOfType(t, name) : undefined; return prop ? getTypeOfSymbol(prop) : undefined; }); } function getIndexTypeOfContextualType(type, kind) { - return applyToContextualType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }); + return mapType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }); } // Return true if the given contextual type is a tuple-like type function contextualTypeIsTupleLikeType(type) { @@ -34477,8 +35881,8 @@ var ts; // For a (non-symbol) computed property, there is no reason to look up the name // in the type. It will just be "__computed", which does not appear in any // SymbolTable. - var symbolName = getSymbolOfNode(element).name; - var propertyType = getTypeOfPropertyOfContextualType(type, symbolName); + var symbolName_1 = getSymbolOfNode(element).escapedName; + var propertyType = getTypeOfPropertyOfContextualType(type, symbolName_1); if (propertyType) { return propertyType; } @@ -34492,36 +35896,56 @@ var ts; // the type of the property with the numeric name N in T, if one exists. Otherwise, if T has a numeric index signature, // it is the type of the numeric index signature in T. Otherwise, in ES6 and higher, the contextual type is the iterated // type of T. - function getContextualTypeForElementExpression(node) { - var arrayLiteral = node.parent; - var type = getApparentTypeOfContextualType(arrayLiteral); - if (type) { - var index = ts.indexOf(arrayLiteral.elements, node); - return getTypeOfPropertyOfContextualType(type, "" + index) - || getIndexTypeOfContextualType(type, 1 /* Number */) - || (languageVersion >= 2 /* ES2015 */ ? getElementTypeOfIterable(type, /*errorNode*/ undefined) : undefined); - } - return undefined; + function getContextualTypeForElementExpression(arrayContextualType, index) { + return arrayContextualType && (getTypeOfPropertyOfContextualType(arrayContextualType, "" + index) + || getIndexTypeOfContextualType(arrayContextualType, 1 /* Number */) + || getIteratedTypeOrElementType(arrayContextualType, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false, /*checkAssignability*/ false)); } // In a contextually typed conditional expression, the true/false expressions are contextually typed by the same type. function getContextualTypeForConditionalOperand(node) { var conditional = node.parent; return node === conditional.whenTrue || node === conditional.whenFalse ? getContextualType(conditional) : undefined; } + function getContextualTypeForJsxExpression(node) { + // JSX expression can appear in two position : JSX Element's children or JSX attribute + var jsxAttributes = ts.isJsxAttributeLike(node.parent) ? + node.parent.parent : + node.parent.openingElement.attributes; // node.parent is JsxElement + // When we trying to resolve JsxOpeningLikeElement as a stateless function element, we will already give its attributes a contextual type + // which is a type of the parameter of the signature we are trying out. + // If there is no contextual type (e.g. we are trying to resolve stateful component), get attributes type from resolving element's tagName + var attributesType = getContextualType(jsxAttributes); + if (!attributesType || isTypeAny(attributesType)) { + return undefined; + } + if (ts.isJsxAttribute(node.parent)) { + // JSX expression is in JSX attribute + return getTypeOfPropertyOfContextualType(attributesType, node.parent.name.escapedText); + } + else if (node.parent.kind === 249 /* JsxElement */) { + // JSX expression is in children of JSX Element, we will look for an "children" atttribute (we get the name from JSX.ElementAttributesProperty) + var jsxChildrenPropertyName = getJsxElementChildrenPropertyname(); + return jsxChildrenPropertyName && jsxChildrenPropertyName !== "" ? getTypeOfPropertyOfContextualType(attributesType, jsxChildrenPropertyName) : anyType; + } + else { + // JSX expression is in JSX spread attribute + return attributesType; + } + } function getContextualTypeForJsxAttribute(attribute) { - var kind = attribute.kind; - var jsxElement = attribute.parent; - var attrsType = getJsxElementAttributesType(jsxElement); - if (attribute.kind === 250 /* JsxAttribute */) { - if (!attrsType || isTypeAny(attrsType)) { + // When we trying to resolve JsxOpeningLikeElement as a stateless function element, we will already give its attributes a contextual type + // which is a type of the parameter of the signature we are trying out. + // If there is no contextual type (e.g. we are trying to resolve stateful component), get attributes type from resolving element's tagName + var attributesType = getContextualType(attribute.parent); + if (ts.isJsxAttribute(attribute)) { + if (!attributesType || isTypeAny(attributesType)) { return undefined; } - return getTypeOfPropertyOfType(attrsType, attribute.name.text); + return getTypeOfPropertyOfContextualType(attributesType, attribute.name.escapedText); } - else if (attribute.kind === 251 /* JsxSpreadAttribute */) { - return attrsType; + else { + return attributesType; } - ts.Debug.fail("Expected JsxAttribute or JsxSpreadAttribute, got ts.SyntaxKind[" + kind + "]"); } // Return the contextual type for a given expression node. During overload resolution, a contextual type may temporarily // be "pushed" onto a node using the contextualType property. @@ -34556,52 +35980,67 @@ var ts; } var parent = node.parent; switch (parent.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 174 /* BindingElement */: + case 226 /* VariableDeclaration */: + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 176 /* BindingElement */: return getContextualTypeForInitializerExpression(node); - case 185 /* ArrowFunction */: - case 216 /* ReturnStatement */: + case 187 /* ArrowFunction */: + case 219 /* ReturnStatement */: return getContextualTypeForReturnExpression(node); - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return getContextualTypeForYieldOperand(parent); - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: return getContextualTypeForArgument(parent, node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: return getTypeFromTypeNode(parent.type); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: return getContextualTypeForBinaryOperand(node); - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: + case 261 /* PropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: return getContextualTypeForObjectLiteralElement(parent); - case 175 /* ArrayLiteralExpression */: - return getContextualTypeForElementExpression(node); - case 193 /* ConditionalExpression */: + case 263 /* SpreadAssignment */: + return getApparentTypeOfContextualType(parent.parent); + case 177 /* ArrayLiteralExpression */: { + var arrayLiteral = parent; + var type = getApparentTypeOfContextualType(arrayLiteral); + return getContextualTypeForElementExpression(type, ts.indexOfNode(arrayLiteral.elements, node)); + } + case 195 /* ConditionalExpression */: return getContextualTypeForConditionalOperand(node); - case 202 /* TemplateSpan */: - ts.Debug.assert(parent.parent.kind === 194 /* TemplateExpression */); + case 205 /* TemplateSpan */: + ts.Debug.assert(parent.parent.kind === 196 /* TemplateExpression */); return getContextualTypeForSubstitutionExpression(parent.parent, node); - case 183 /* ParenthesizedExpression */: - return getContextualType(parent); - case 252 /* JsxExpression */: - return getContextualType(parent); - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: + case 185 /* ParenthesizedExpression */: { + // Like in `checkParenthesizedExpression`, an `/** @type {xyz} */` comment before a parenthesized expression acts as a type cast. + var tag = ts.isInJavaScriptFile(parent) ? ts.getJSDocTypeTag(parent) : undefined; + return tag ? getTypeFromTypeNode(tag.typeExpression.type) : getContextualType(parent); + } + case 256 /* JsxExpression */: + return getContextualTypeForJsxExpression(parent); + case 253 /* JsxAttribute */: + case 255 /* JsxSpreadAttribute */: return getContextualTypeForJsxAttribute(parent); + case 251 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + return getAttributesTypeFromJsxOpeningLikeElement(parent); } return undefined; } - // If the given type is an object or union type, if that type has a single signature, and if - // that signature is non-generic, return the signature. Otherwise return undefined. - function getNonGenericSignature(type, node) { + function getContextualMapper(node) { + node = ts.findAncestor(node, function (n) { return !!n.contextualMapper; }); + return node ? node.contextualMapper : identityMapper; + } + // If the given type is an object or union type with a single signature, and if that signature has at + // least as many parameters as the given function, return the signature. Otherwise return undefined. + function getContextualCallSignature(type, node) { var signatures = getSignaturesOfStructuredType(type, 0 /* Call */); if (signatures.length === 1) { var signature = signatures[0]; - if (!signature.typeParameters && !isAritySmaller(signature, node)) { + if (!isAritySmaller(signature, node)) { return signature; } } @@ -34622,7 +36061,7 @@ var ts; return sourceLength < targetParameterCount; } function isFunctionExpressionOrArrowFunction(node) { - return node.kind === 184 /* FunctionExpression */ || node.kind === 185 /* ArrowFunction */; + return node.kind === 186 /* FunctionExpression */ || node.kind === 187 /* ArrowFunction */; } function getContextualSignatureForFunctionLikeDeclaration(node) { // Only function expressions, arrow functions, and object literal methods are contextually typed. @@ -34641,19 +36080,19 @@ var ts; // all identical ignoring their return type, the result is same signature but with return type as // union type of return types from these signatures function getContextualSignature(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); var type = getContextualTypeForFunctionLikeDeclaration(node); if (!type) { return undefined; } if (!(type.flags & 65536 /* Union */)) { - return getNonGenericSignature(type, node); + return getContextualCallSignature(type, node); } var signatureList; var types = type.types; - for (var _i = 0, types_14 = types; _i < types_14.length; _i++) { - var current = types_14[_i]; - var signature = getNonGenericSignature(current, node); + for (var _i = 0, types_16 = types; _i < types_16.length; _i++) { + var current = types_16[_i]; + var signature = getContextualCallSignature(current, node); if (signature) { if (!signatureList) { // This signature will contribute to contextual union signature @@ -34679,40 +36118,26 @@ var ts; } return result; } - /** - * Detect if the mapper implies an inference context. Specifically, there are 4 possible values - * for a mapper. Let's go through each one of them: - * - * 1. undefined - this means we are not doing inferential typing, but we may do contextual typing, - * which could cause us to assign a parameter a type - * 2. identityMapper - means we want to avoid assigning a parameter a type, whether or not we are in - * inferential typing (context is undefined for the identityMapper) - * 3. a mapper created by createInferenceMapper - we are doing inferential typing, we want to assign - * types to parameters and fix type parameters (context is defined) - * 4. an instantiation mapper created by createTypeMapper or createTypeEraser - this should never be - * passed as the contextual mapper when checking an expression (context is undefined for these) - * - * isInferentialContext is detecting if we are in case 3 - */ - function isInferentialContext(mapper) { - return mapper && mapper.context; - } - function checkSpreadExpression(node, contextualMapper) { - var arrayOrIterableType = checkExpression(node.expression, contextualMapper); - return checkIteratedTypeOrElementType(arrayOrIterableType, node.expression, /*allowStringInput*/ false); + function checkSpreadExpression(node, checkMode) { + if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 1536 /* SpreadIncludes */); + } + var arrayOrIterableType = checkExpression(node.expression, checkMode); + return checkIteratedTypeOrElementType(arrayOrIterableType, node.expression, /*allowStringInput*/ false, /*allowAsyncIterables*/ false); } function hasDefaultValue(node) { - return (node.kind === 174 /* BindingElement */ && !!node.initializer) || - (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */); + return (node.kind === 176 /* BindingElement */ && !!node.initializer) || + (node.kind === 194 /* BinaryExpression */ && node.operatorToken.kind === 58 /* EqualsToken */); } - function checkArrayLiteral(node, contextualMapper) { + function checkArrayLiteral(node, checkMode) { var elements = node.elements; var hasSpreadElement = false; var elementTypes = []; var inDestructuringPattern = ts.isAssignmentTarget(node); - for (var _i = 0, elements_1 = elements; _i < elements_1.length; _i++) { - var e = elements_1[_i]; - if (inDestructuringPattern && e.kind === 196 /* SpreadElement */) { + var contextualType = getApparentTypeOfContextualType(node); + for (var index = 0; index < elements.length; index++) { + var e = elements[index]; + if (inDestructuringPattern && e.kind === 198 /* SpreadElement */) { // Given the following situation: // var c: {}; // [...c] = ["", 0]; @@ -34725,18 +36150,19 @@ var ts; // get the contextual element type from it. So we do something similar to // getContextualTypeForElementExpression, which will crucially not error // if there is no index type / iterated type. - var restArrayType = checkExpression(e.expression, contextualMapper); + var restArrayType = checkExpression(e.expression, checkMode); var restElementType = getIndexTypeOfType(restArrayType, 1 /* Number */) || - (languageVersion >= 2 /* ES2015 */ ? getElementTypeOfIterable(restArrayType, /*errorNode*/ undefined) : undefined); + getIteratedTypeOrElementType(restArrayType, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterables*/ false, /*checkAssignability*/ false); if (restElementType) { elementTypes.push(restElementType); } } else { - var type = checkExpressionForMutableLocation(e, contextualMapper); + var elementContextualType = getContextualTypeForElementExpression(contextualType, index); + var type = checkExpressionForMutableLocation(e, checkMode, elementContextualType); elementTypes.push(type); } - hasSpreadElement = hasSpreadElement || e.kind === 196 /* SpreadElement */; + hasSpreadElement = hasSpreadElement || e.kind === 198 /* SpreadElement */; } if (!hasSpreadElement) { // If array literal is actually a destructuring pattern, mark it as an implied type. We do this such @@ -34746,20 +36172,20 @@ var ts; type.pattern = node; return type; } - var contextualType = getApparentTypeOfContextualType(node); - if (contextualType && contextualTypeIsTupleLikeType(contextualType)) { - var pattern = contextualType.pattern; + var contextualType_1 = getApparentTypeOfContextualType(node); + if (contextualType_1 && contextualTypeIsTupleLikeType(contextualType_1)) { + var pattern = contextualType_1.pattern; // If array literal is contextually typed by a binding pattern or an assignment pattern, pad the resulting // tuple type with the corresponding binding or assignment element types to make the lengths equal. - if (pattern && (pattern.kind === 173 /* ArrayBindingPattern */ || pattern.kind === 175 /* ArrayLiteralExpression */)) { + if (pattern && (pattern.kind === 175 /* ArrayBindingPattern */ || pattern.kind === 177 /* ArrayLiteralExpression */)) { var patternElements = pattern.elements; for (var i = elementTypes.length; i < patternElements.length; i++) { var patternElement = patternElements[i]; if (hasDefaultValue(patternElement)) { - elementTypes.push(contextualType.typeArguments[i]); + elementTypes.push(contextualType_1.typeArguments[i]); } else { - if (patternElement.kind !== 198 /* OmittedExpression */) { + if (patternElement.kind !== 200 /* OmittedExpression */) { error(patternElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value); } elementTypes.push(unknownType); @@ -34776,15 +36202,22 @@ var ts; strictNullChecks ? neverType : undefinedWideningType); } function isNumericName(name) { - return name.kind === 142 /* ComputedPropertyName */ ? isNumericComputedName(name) : isNumericLiteralName(name.text); + switch (name.kind) { + case 144 /* ComputedPropertyName */: + return isNumericComputedName(name); + case 71 /* Identifier */: + return isNumericLiteralName(name.escapedText); + case 8 /* NumericLiteral */: + case 9 /* StringLiteral */: + return isNumericLiteralName(name.text); + default: + return false; + } } function isNumericComputedName(name) { // It seems odd to consider an expression of type Any to result in a numeric name, // but this behavior is consistent with checkIndexedAccess - return isTypeAnyOrAllConstituentTypesHaveKind(checkComputedPropertyName(name), 340 /* NumberLike */); - } - function isTypeAnyOrAllConstituentTypesHaveKind(type, kind) { - return isTypeAny(type) || isTypeOfKind(type, kind); + return isTypeAssignableToKind(checkComputedPropertyName(name), 84 /* NumberLike */); } function isInfinityOrNaNString(name) { return name === "Infinity" || name === "-Infinity" || name === "NaN"; @@ -34819,7 +36252,9 @@ var ts; links.resolvedType = checkExpression(node.expression); // This will allow types number, string, symbol or any. It will also allow enums, the unknown // type, and any union of these types (like string | number). - if (!isTypeAnyOrAllConstituentTypesHaveKind(links.resolvedType, 340 /* NumberLike */ | 262178 /* StringLike */ | 512 /* ESSymbol */)) { + if (links.resolvedType.flags & 6144 /* Nullable */ || + !isTypeAssignableToKind(links.resolvedType, 262178 /* StringLike */ | 84 /* NumberLike */ | 512 /* ESSymbol */) && + !isTypeAssignableTo(links.resolvedType, getUnionType([stringType, numberType, esSymbolType]))) { error(node, ts.Diagnostics.A_computed_property_name_must_be_of_type_string_number_symbol_or_any); } else { @@ -34838,59 +36273,76 @@ var ts; var unionType = propTypes.length ? getUnionType(propTypes, /*subtypeReduction*/ true) : undefinedType; return createIndexInfo(unionType, /*isReadonly*/ false); } - function checkObjectLiteral(node, contextualMapper) { + function checkObjectLiteral(node, checkMode) { var inDestructuringPattern = ts.isAssignmentTarget(node); // Grammar checking checkGrammarObjectLiteralExpression(node, inDestructuringPattern); - var propertiesTable = ts.createMap(); + var propertiesTable = ts.createSymbolTable(); var propertiesArray = []; var spread = emptyObjectType; var propagatedFlags = 0; var contextualType = getApparentTypeOfContextualType(node); var contextualTypeHasPattern = contextualType && contextualType.pattern && - (contextualType.pattern.kind === 172 /* ObjectBindingPattern */ || contextualType.pattern.kind === 176 /* ObjectLiteralExpression */); + (contextualType.pattern.kind === 174 /* ObjectBindingPattern */ || contextualType.pattern.kind === 178 /* ObjectLiteralExpression */); + var isJSObjectLiteral = !contextualType && ts.isInJavaScriptFile(node); var typeFlags = 0; var patternWithComputedProperties = false; var hasComputedStringProperty = false; var hasComputedNumberProperty = false; + var isInJSFile = ts.isInJavaScriptFile(node); var offset = 0; for (var i = 0; i < node.properties.length; i++) { var memberDecl = node.properties[i]; var member = memberDecl.symbol; - if (memberDecl.kind === 257 /* PropertyAssignment */ || - memberDecl.kind === 258 /* ShorthandPropertyAssignment */ || + var literalName = void 0; + if (memberDecl.kind === 261 /* PropertyAssignment */ || + memberDecl.kind === 262 /* ShorthandPropertyAssignment */ || ts.isObjectLiteralMethod(memberDecl)) { + var jsdocType = void 0; + if (isInJSFile) { + jsdocType = getTypeForDeclarationFromJSDocComment(memberDecl); + } var type = void 0; - if (memberDecl.kind === 257 /* PropertyAssignment */) { - type = checkPropertyAssignment(memberDecl, contextualMapper); + if (memberDecl.kind === 261 /* PropertyAssignment */) { + if (memberDecl.name.kind === 144 /* ComputedPropertyName */) { + var t = checkComputedPropertyName(memberDecl.name); + if (t.flags & 224 /* Literal */) { + literalName = ts.escapeLeadingUnderscores("" + t.value); + } + } + type = checkPropertyAssignment(memberDecl, checkMode); } - else if (memberDecl.kind === 149 /* MethodDeclaration */) { - type = checkObjectLiteralMethod(memberDecl, contextualMapper); + else if (memberDecl.kind === 151 /* MethodDeclaration */) { + type = checkObjectLiteralMethod(memberDecl, checkMode); } else { - ts.Debug.assert(memberDecl.kind === 258 /* ShorthandPropertyAssignment */); - type = checkExpressionForMutableLocation(memberDecl.name, contextualMapper); + ts.Debug.assert(memberDecl.kind === 262 /* ShorthandPropertyAssignment */); + type = checkExpressionForMutableLocation(memberDecl.name, checkMode); + } + if (jsdocType) { + checkTypeAssignableTo(type, jsdocType, memberDecl); + type = jsdocType; } typeFlags |= type.flags; - var prop = createSymbol(4 /* Property */ | 67108864 /* Transient */ | member.flags, member.name); + var prop = createSymbol(4 /* Property */ | member.flags, literalName || member.escapedName); if (inDestructuringPattern) { // If object literal is an assignment pattern and if the assignment pattern specifies a default value // for the property, make the property optional. - var isOptional = (memberDecl.kind === 257 /* PropertyAssignment */ && hasDefaultValue(memberDecl.initializer)) || - (memberDecl.kind === 258 /* ShorthandPropertyAssignment */ && memberDecl.objectAssignmentInitializer); + var isOptional = (memberDecl.kind === 261 /* PropertyAssignment */ && hasDefaultValue(memberDecl.initializer)) || + (memberDecl.kind === 262 /* ShorthandPropertyAssignment */ && memberDecl.objectAssignmentInitializer); if (isOptional) { - prop.flags |= 536870912 /* Optional */; + prop.flags |= 16777216 /* Optional */; } - if (ts.hasDynamicName(memberDecl)) { + if (!literalName && ts.hasDynamicName(memberDecl)) { patternWithComputedProperties = true; } } else if (contextualTypeHasPattern && !(getObjectFlags(contextualType) & 512 /* ObjectLiteralPatternWithComputedProperties */)) { // If object literal is contextually typed by the implied type of a binding pattern, and if the // binding pattern specifies a default value for the property, make the property optional. - var impliedProp = getPropertyOfType(contextualType, member.name); + var impliedProp = getPropertyOfType(contextualType, member.escapedName); if (impliedProp) { - prop.flags |= impliedProp.flags & 536870912 /* Optional */; + prop.flags |= impliedProp.flags & 16777216 /* Optional */; } else if (!compilerOptions.suppressExcessPropertyErrors && !getIndexInfoOfType(contextualType, 0 /* String */)) { error(memberDecl.name, ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(member), typeToString(contextualType)); @@ -34905,14 +36357,14 @@ var ts; prop.target = member; member = prop; } - else if (memberDecl.kind === 259 /* SpreadAssignment */) { - if (languageVersion < 5 /* ESNext */) { + else if (memberDecl.kind === 263 /* SpreadAssignment */) { + if (languageVersion < 2 /* ES2015 */) { checkExternalEmitHelpers(memberDecl, 2 /* Assign */); } if (propertiesArray.length > 0) { - spread = getSpreadType(spread, createObjectLiteralType(), /*isFromObjectLiteral*/ true); + spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, propagatedFlags); propertiesArray = []; - propertiesTable = ts.createMap(); + propertiesTable = ts.createSymbolTable(); hasComputedStringProperty = false; hasComputedNumberProperty = false; typeFlags = 0; @@ -34922,7 +36374,7 @@ var ts; error(memberDecl, ts.Diagnostics.Spread_types_may_only_be_created_from_object_types); return unknownType; } - spread = getSpreadType(spread, type, /*isFromObjectLiteral*/ false); + spread = getSpreadType(spread, type, node.symbol, propagatedFlags); offset = i + 1; continue; } @@ -34932,10 +36384,10 @@ var ts; // an ordinary function declaration(section 6.1) with no parameters. // A set accessor declaration is processed in the same manner // as an ordinary function declaration with a single parameter and a Void return type. - ts.Debug.assert(memberDecl.kind === 151 /* GetAccessor */ || memberDecl.kind === 152 /* SetAccessor */); - checkAccessorDeclaration(memberDecl); + ts.Debug.assert(memberDecl.kind === 153 /* GetAccessor */ || memberDecl.kind === 154 /* SetAccessor */); + checkNodeDeferred(memberDecl); } - if (ts.hasDynamicName(memberDecl)) { + if (!literalName && ts.hasDynamicName(memberDecl)) { if (isNumericName(memberDecl.name)) { hasComputedNumberProperty = true; } @@ -34944,7 +36396,7 @@ var ts; } } else { - propertiesTable[member.name] = member; + propertiesTable.set(member.escapedName, member); } propertiesArray.push(member); } @@ -34953,31 +36405,26 @@ var ts; if (contextualTypeHasPattern) { for (var _i = 0, _a = getPropertiesOfType(contextualType); _i < _a.length; _i++) { var prop = _a[_i]; - if (!propertiesTable[prop.name]) { - if (!(prop.flags & 536870912 /* Optional */)) { + if (!propertiesTable.get(prop.escapedName)) { + if (!(prop.flags & 16777216 /* Optional */)) { error(prop.valueDeclaration || prop.bindingElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value); } - propertiesTable[prop.name] = prop; + propertiesTable.set(prop.escapedName, prop); propertiesArray.push(prop); } } } if (spread !== emptyObjectType) { if (propertiesArray.length > 0) { - spread = getSpreadType(spread, createObjectLiteralType(), /*isFromObjectLiteral*/ true); - } - if (spread.flags & 32768 /* Object */) { - // only set the symbol and flags if this is a (fresh) object type - spread.flags |= propagatedFlags; - spread.symbol = node.symbol; + spread = getSpreadType(spread, createObjectLiteralType(), node.symbol, propagatedFlags); } return spread; } return createObjectLiteralType(); function createObjectLiteralType() { - var stringIndexInfo = hasComputedStringProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 0 /* String */) : undefined; - var numberIndexInfo = hasComputedNumberProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 1 /* Number */) : undefined; - var result = createAnonymousType(node.symbol, propertiesTable, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); + var stringIndexInfo = isJSObjectLiteral ? jsObjectLiteralIndexInfo : hasComputedStringProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 0 /* String */) : undefined; + var numberIndexInfo = hasComputedNumberProperty && !isJSObjectLiteral ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 1 /* Number */) : undefined; + var result = createAnonymousType(node.symbol, propertiesTable, ts.emptyArray, ts.emptyArray, stringIndexInfo, numberIndexInfo); var freshObjectLiteralFlag = compilerOptions.suppressExcessPropertyErrors ? 0 : 1048576 /* FreshLiteral */; result.flags |= 4194304 /* ContainsObjectLiteral */ | freshObjectLiteralFlag | (typeFlags & 14680064 /* PropagatingFlags */); result.objectFlags |= 128 /* ObjectLiteral */; @@ -34994,13 +36441,14 @@ var ts; } } function isValidSpreadType(type) { - return !!(type.flags & (1 /* Any */ | 4096 /* Null */ | 2048 /* Undefined */) || + return !!(type.flags & (1 /* Any */ | 16777216 /* NonPrimitive */) || + getFalsyFlags(type) & 7392 /* DefinitelyFalsy */ && isValidSpreadType(removeDefinitelyFalsyTypes(type)) || type.flags & 32768 /* Object */ && !isGenericMappedType(type) || type.flags & 196608 /* UnionOrIntersection */ && !ts.forEach(type.types, function (t) { return !isValidSpreadType(t); })); } function checkJsxSelfClosingElement(node) { checkJsxOpeningLikeElement(node); - return jsxElementType || anyType; + return getJsxGlobalElementType() || anyType; } function checkJsxElement(node) { // Check attributes @@ -35012,120 +36460,184 @@ var ts; else { checkExpression(node.closingElement.tagName); } - // Check children - for (var _i = 0, _a = node.children; _i < _a.length; _i++) { - var child = _a[_i]; - switch (child.kind) { - case 252 /* JsxExpression */: - checkJsxExpression(child); - break; - case 246 /* JsxElement */: - checkJsxElement(child); - break; - case 247 /* JsxSelfClosingElement */: - checkJsxSelfClosingElement(child); - break; - } - } - return jsxElementType || anyType; + return getJsxGlobalElementType() || anyType; } /** * Returns true iff the JSX element name would be a valid JS identifier, ignoring restrictions about keywords not being identifiers */ function isUnhyphenatedJsxName(name) { // - is the only character supported in JSX attribute names that isn't valid in JavaScript identifiers - return name.indexOf("-") < 0; + return !ts.stringContains(name, "-"); } /** * Returns true iff React would emit this tag name as a string rather than an identifier or qualified name */ function isJsxIntrinsicIdentifier(tagName) { // TODO (yuisu): comment - if (tagName.kind === 177 /* PropertyAccessExpression */ || tagName.kind === 98 /* ThisKeyword */) { - return false; - } - else { - return ts.isIntrinsicJsxName(tagName.text); + switch (tagName.kind) { + case 179 /* PropertyAccessExpression */: + case 99 /* ThisKeyword */: + return false; + case 71 /* Identifier */: + return ts.isIntrinsicJsxName(tagName.escapedText); + default: + ts.Debug.fail(); } } - function checkJsxAttribute(node, elementAttributesType, nameTable) { - var correspondingPropType = undefined; - // Look up the corresponding property for this attribute - if (elementAttributesType === emptyObjectType && isUnhyphenatedJsxName(node.name.text)) { - // If there is no 'props' property, you may not have non-"data-" attributes - error(node.parent, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, getJsxElementPropertiesName()); - } - else if (elementAttributesType && !isTypeAny(elementAttributesType)) { - var correspondingPropSymbol = getPropertyOfType(elementAttributesType, node.name.text); - correspondingPropType = correspondingPropSymbol && getTypeOfSymbol(correspondingPropSymbol); - if (isUnhyphenatedJsxName(node.name.text)) { - var attributeType = getTypeOfPropertyOfType(elementAttributesType, ts.getTextOfPropertyName(node.name)) || getIndexTypeOfType(elementAttributesType, 0 /* String */); - if (attributeType) { - correspondingPropType = attributeType; + /** + * Get attributes type of the JSX opening-like element. The result is from resolving "attributes" property of the opening-like element. + * + * @param openingLikeElement a JSX opening-like element + * @param filter a function to remove attributes that will not participate in checking whether attributes are assignable + * @return an anonymous type (similar to the one returned by checkObjectLiteral) in which its properties are attributes property. + * @remarks Because this function calls getSpreadType, it needs to use the same checks as checkObjectLiteral, + * which also calls getSpreadType. + */ + function createJsxAttributesTypeFromAttributesProperty(openingLikeElement, filter, checkMode) { + var attributes = openingLikeElement.attributes; + var attributesTable = ts.createSymbolTable(); + var spread = emptyObjectType; + var attributesArray = []; + var hasSpreadAnyType = false; + var typeToIntersect; + var explicitlySpecifyChildrenAttribute = false; + var jsxChildrenPropertyName = getJsxElementChildrenPropertyname(); + for (var _i = 0, _a = attributes.properties; _i < _a.length; _i++) { + var attributeDecl = _a[_i]; + var member = attributeDecl.symbol; + if (ts.isJsxAttribute(attributeDecl)) { + var exprType = attributeDecl.initializer ? + checkExpression(attributeDecl.initializer, checkMode) : + trueType; // is sugar for + var attributeSymbol = createSymbol(4 /* Property */ | 33554432 /* Transient */ | member.flags, member.escapedName); + attributeSymbol.declarations = member.declarations; + attributeSymbol.parent = member.parent; + if (member.valueDeclaration) { + attributeSymbol.valueDeclaration = member.valueDeclaration; + } + attributeSymbol.type = exprType; + attributeSymbol.target = member; + attributesTable.set(attributeSymbol.escapedName, attributeSymbol); + attributesArray.push(attributeSymbol); + if (attributeDecl.name.escapedText === jsxChildrenPropertyName) { + explicitlySpecifyChildrenAttribute = true; + } + } + else { + ts.Debug.assert(attributeDecl.kind === 255 /* JsxSpreadAttribute */); + if (attributesArray.length > 0) { + spread = getSpreadType(spread, createJsxAttributesType(attributes.symbol, attributesTable), openingLikeElement.symbol, /*propagatedFlags*/ 0); + attributesArray = []; + attributesTable = ts.createSymbolTable(); + } + var exprType = checkExpression(attributeDecl.expression); + if (isTypeAny(exprType)) { + hasSpreadAnyType = true; + } + if (isValidSpreadType(exprType)) { + spread = getSpreadType(spread, exprType, openingLikeElement.symbol, /*propagatedFlags*/ 0); } else { - // If there's no corresponding property with this name, error - if (!correspondingPropType) { - error(node.name, ts.Diagnostics.Property_0_does_not_exist_on_type_1, node.name.text, typeToString(elementAttributesType)); - return unknownType; - } + typeToIntersect = typeToIntersect ? getIntersectionType([typeToIntersect, exprType]) : exprType; } } } - var exprType; - if (node.initializer) { - exprType = checkExpression(node.initializer); - } - else { - // is sugar for - exprType = booleanType; - } - if (correspondingPropType) { - checkTypeAssignableTo(exprType, correspondingPropType, node); - } - nameTable[node.name.text] = true; - return exprType; - } - function checkJsxSpreadAttribute(node, elementAttributesType, nameTable) { - if (compilerOptions.jsx === 2 /* React */) { - checkExternalEmitHelpers(node, 2 /* Assign */); + if (!hasSpreadAnyType) { + if (spread !== emptyObjectType) { + if (attributesArray.length > 0) { + spread = getSpreadType(spread, createJsxAttributesType(attributes.symbol, attributesTable), openingLikeElement.symbol, /*propagatedFlags*/ 0); + } + attributesArray = getPropertiesOfType(spread); + } + attributesTable = ts.createSymbolTable(); + for (var _b = 0, attributesArray_1 = attributesArray; _b < attributesArray_1.length; _b++) { + var attr = attributesArray_1[_b]; + if (!filter || filter(attr)) { + attributesTable.set(attr.escapedName, attr); + } + } } - var type = checkExpression(node.expression); - var props = getPropertiesOfType(type); - for (var _i = 0, props_2 = props; _i < props_2.length; _i++) { - var prop = props_2[_i]; - // Is there a corresponding property in the element attributes type? Skip checking of properties - // that have already been assigned to, as these are not actually pushed into the resulting type - if (!nameTable[prop.name]) { - var targetPropSym = getPropertyOfType(elementAttributesType, prop.name); - if (targetPropSym) { - var msg = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property, prop.name); - checkTypeAssignableTo(getTypeOfSymbol(prop), getTypeOfSymbol(targetPropSym), node, undefined, msg); + // Handle children attribute + var parent = openingLikeElement.parent.kind === 249 /* JsxElement */ ? openingLikeElement.parent : undefined; + // We have to check that openingElement of the parent is the one we are visiting as this may not be true for selfClosingElement + if (parent && parent.openingElement === openingLikeElement && parent.children.length > 0) { + var childrenTypes = []; + for (var _c = 0, _d = parent.children; _c < _d.length; _c++) { + var child = _d[_c]; + // In React, JSX text that contains only whitespaces will be ignored so we don't want to type-check that + // because then type of children property will have constituent of string type. + if (child.kind === 10 /* JsxText */) { + if (!child.containsOnlyWhiteSpaces) { + childrenTypes.push(stringType); + } + } + else { + childrenTypes.push(checkExpression(child, checkMode)); + } + } + if (!hasSpreadAnyType && jsxChildrenPropertyName && jsxChildrenPropertyName !== "") { + // Error if there is a attribute named "children" explicitly specified and children element. + // This is because children element will overwrite the value from attributes. + // Note: we will not warn "children" attribute overwritten if "children" attribute is specified in object spread. + if (explicitlySpecifyChildrenAttribute) { + error(attributes, ts.Diagnostics._0_are_specified_twice_The_attribute_named_0_will_be_overwritten, ts.unescapeLeadingUnderscores(jsxChildrenPropertyName)); } - nameTable[prop.name] = true; + // If there are children in the body of JSX element, create dummy attribute "children" with anyType so that it will pass the attribute checking process + var childrenPropSymbol = createSymbol(4 /* Property */ | 33554432 /* Transient */, jsxChildrenPropertyName); + childrenPropSymbol.type = childrenTypes.length === 1 ? + childrenTypes[0] : + createArrayType(getUnionType(childrenTypes, /*subtypeReduction*/ false)); + attributesTable.set(jsxChildrenPropertyName, childrenPropSymbol); } } - return type; + if (hasSpreadAnyType) { + return anyType; + } + var attributeType = createJsxAttributesType(attributes.symbol, attributesTable); + return typeToIntersect && attributesTable.size ? getIntersectionType([typeToIntersect, attributeType]) : + typeToIntersect ? typeToIntersect : attributeType; + /** + * Create anonymous type from given attributes symbol table. + * @param symbol a symbol of JsxAttributes containing attributes corresponding to attributesTable + * @param attributesTable a symbol table of attributes property + */ + function createJsxAttributesType(symbol, attributesTable) { + var result = createAnonymousType(symbol, attributesTable, ts.emptyArray, ts.emptyArray, /*stringIndexInfo*/ undefined, /*numberIndexInfo*/ undefined); + result.flags |= 33554432 /* JsxAttributes */ | 4194304 /* ContainsObjectLiteral */; + result.objectFlags |= 128 /* ObjectLiteral */; + return result; + } + } + /** + * Check attributes property of opening-like element. This function is called during chooseOverload to get call signature of a JSX opening-like element. + * (See "checkApplicableSignatureForJsxOpeningLikeElement" for how the function is used) + * @param node a JSXAttributes to be resolved of its type + */ + function checkJsxAttributes(node, checkMode) { + return createJsxAttributesTypeFromAttributesProperty(node.parent, /*filter*/ undefined, checkMode); } function getJsxType(name) { - if (jsxTypes[name] === undefined) { - return jsxTypes[name] = getExportedTypeFromNamespace(JsxNames.JSX, name) || unknownType; + var jsxType = jsxTypes.get(name); + if (jsxType === undefined) { + jsxTypes.set(name, jsxType = getExportedTypeFromNamespace(JsxNames.JSX, name) || unknownType); } - return jsxTypes[name]; + return jsxType; } /** - * Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic - * property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic - * string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement). - * May also return unknownSymbol if both of these lookups fail. - */ + * Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic + * property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic + * string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement). + * May also return unknownSymbol if both of these lookups fail. + */ function getIntrinsicTagSymbol(node) { var links = getNodeLinks(node); if (!links.resolvedSymbol) { var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements); if (intrinsicElementsType !== unknownType) { // Property case - var intrinsicProp = getPropertyOfType(intrinsicElementsType, node.tagName.text); + if (!ts.isIdentifier(node.tagName)) + throw ts.Debug.fail(); + var intrinsicProp = getPropertyOfType(intrinsicElementsType, node.tagName.escapedText); if (intrinsicProp) { links.jsxFlags |= 1 /* IntrinsicNamedElement */; return links.resolvedSymbol = intrinsicProp; @@ -35137,12 +36649,12 @@ var ts; return links.resolvedSymbol = intrinsicElementsType.symbol; } // Wasn't found - error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, node.tagName.text, "JSX." + JsxNames.IntrinsicElements); + error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.idText(node.tagName), "JSX." + JsxNames.IntrinsicElements); return links.resolvedSymbol = unknownSymbol; } else { - if (compilerOptions.noImplicitAny) { - error(node, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists, JsxNames.IntrinsicElements); + if (noImplicitAny) { + error(node, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists, ts.unescapeLeadingUnderscores(JsxNames.IntrinsicElements)); } return links.resolvedSymbol = unknownSymbol; } @@ -35171,64 +36683,213 @@ var ts; return unknownType; } } - return getUnionType(ts.map(signatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + var instantiatedSignatures = []; + for (var _i = 0, signatures_3 = signatures; _i < signatures_3.length; _i++) { + var signature = signatures_3[_i]; + if (signature.typeParameters) { + var isJavascript = ts.isInJavaScriptFile(node); + var typeArguments = fillMissingTypeArguments(/*typeArguments*/ undefined, signature.typeParameters, /*minTypeArgumentCount*/ 0, isJavascript); + instantiatedSignatures.push(getSignatureInstantiation(signature, typeArguments, isJavascript)); + } + else { + instantiatedSignatures.push(signature); + } + } + return getUnionType(ts.map(instantiatedSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); } - /// e.g. "props" for React.d.ts, - /// or 'undefined' if ElementAttributesProperty doesn't exist (which means all - /// non-intrinsic elements' attributes type is 'any'), - /// or '' if it has 0 properties (which means every - /// non-intrinsic elements' attributes type is the element instance type) - function getJsxElementPropertiesName() { + /** + * Look into JSX namespace and then look for container with matching name as nameOfAttribPropContainer. + * Get a single property from that container if existed. Report an error if there are more than one property. + * + * @param nameOfAttribPropContainer a string of value JsxNames.ElementAttributesPropertyNameContainer or JsxNames.ElementChildrenAttributeNameContainer + * if other string is given or the container doesn't exist, return undefined. + */ + function getNameFromJsxElementAttributesContainer(nameOfAttribPropContainer) { // JSX var jsxNamespace = getGlobalSymbol(JsxNames.JSX, 1920 /* Namespace */, /*diagnosticMessage*/ undefined); - // JSX.ElementAttributesProperty [symbol] - var attribsPropTypeSym = jsxNamespace && getSymbol(jsxNamespace.exports, JsxNames.ElementAttributesPropertyNameContainer, 793064 /* Type */); - // JSX.ElementAttributesProperty [type] - var attribPropType = attribsPropTypeSym && getDeclaredTypeOfSymbol(attribsPropTypeSym); - // The properties of JSX.ElementAttributesProperty - var attribProperties = attribPropType && getPropertiesOfType(attribPropType); - if (attribProperties) { + // JSX.ElementAttributesProperty | JSX.ElementChildrenAttribute [symbol] + var jsxElementAttribPropInterfaceSym = jsxNamespace && getSymbol(jsxNamespace.exports, nameOfAttribPropContainer, 793064 /* Type */); + // JSX.ElementAttributesProperty | JSX.ElementChildrenAttribute [type] + var jsxElementAttribPropInterfaceType = jsxElementAttribPropInterfaceSym && getDeclaredTypeOfSymbol(jsxElementAttribPropInterfaceSym); + // The properties of JSX.ElementAttributesProperty | JSX.ElementChildrenAttribute + var propertiesOfJsxElementAttribPropInterface = jsxElementAttribPropInterfaceType && getPropertiesOfType(jsxElementAttribPropInterfaceType); + if (propertiesOfJsxElementAttribPropInterface) { // Element Attributes has zero properties, so the element attributes type will be the class instance type - if (attribProperties.length === 0) { + if (propertiesOfJsxElementAttribPropInterface.length === 0) { return ""; } - else if (attribProperties.length === 1) { - return attribProperties[0].name; + else if (propertiesOfJsxElementAttribPropInterface.length === 1) { + return propertiesOfJsxElementAttribPropInterface[0].escapedName; } - else { - error(attribsPropTypeSym.declarations[0], ts.Diagnostics.The_global_type_JSX_0_may_not_have_more_than_one_property, JsxNames.ElementAttributesPropertyNameContainer); - return undefined; + else if (propertiesOfJsxElementAttribPropInterface.length > 1) { + // More than one property on ElementAttributesProperty is an error + error(jsxElementAttribPropInterfaceSym.declarations[0], ts.Diagnostics.The_global_type_JSX_0_may_not_have_more_than_one_property, ts.unescapeLeadingUnderscores(nameOfAttribPropContainer)); } } - else { - // No interface exists, so the element attributes type will be an implicit any + return undefined; + } + /// e.g. "props" for React.d.ts, + /// or 'undefined' if ElementAttributesProperty doesn't exist (which means all + /// non-intrinsic elements' attributes type is 'any'), + /// or '' if it has 0 properties (which means every + /// non-intrinsic elements' attributes type is the element instance type) + function getJsxElementPropertiesName() { + if (!_hasComputedJsxElementPropertiesName) { + _hasComputedJsxElementPropertiesName = true; + _jsxElementPropertiesName = getNameFromJsxElementAttributesContainer(JsxNames.ElementAttributesPropertyNameContainer); + } + return _jsxElementPropertiesName; + } + function getJsxElementChildrenPropertyname() { + if (!_hasComputedJsxElementChildrenPropertyName) { + _hasComputedJsxElementChildrenPropertyName = true; + _jsxElementChildrenPropertyName = getNameFromJsxElementAttributesContainer(JsxNames.ElementChildrenAttributeNameContainer); + } + return _jsxElementChildrenPropertyName; + } + function getApparentTypeOfJsxPropsType(propsType) { + if (!propsType) { return undefined; } + if (propsType.flags & 131072 /* Intersection */) { + var propsApparentType = []; + for (var _i = 0, _a = propsType.types; _i < _a.length; _i++) { + var t = _a[_i]; + propsApparentType.push(getApparentType(t)); + } + return getIntersectionType(propsApparentType); + } + return getApparentType(propsType); + } + /** + * Get JSX attributes type by trying to resolve openingLikeElement as a stateless function component. + * Return only attributes type of successfully resolved call signature. + * This function assumes that the caller handled other possible element type of the JSX element (e.g. stateful component) + * Unlike tryGetAllJsxStatelessFunctionAttributesType, this function is a default behavior of type-checkers. + * @param openingLikeElement a JSX opening-like element to find attributes type + * @param elementType a type of the opening-like element. This elementType can't be an union type + * @param elemInstanceType an element instance type (the result of newing or invoking this tag) + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global + */ + function defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) { + var jsxStatelessElementType = getJsxGlobalStatelessElementType(); + if (jsxStatelessElementType) { + // We don't call getResolvedSignature here because we have already resolve the type of JSX Element. + var callSignature = getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, /*candidatesOutArray*/ undefined); + if (callSignature !== unknownSignature) { + var callReturnType = callSignature && getReturnTypeOfSignature(callSignature); + var paramType = callReturnType && (callSignature.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(callSignature.parameters[0])); + paramType = getApparentTypeOfJsxPropsType(paramType); + if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) { + // Intersect in JSX.IntrinsicAttributes if it exists + var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); + if (intrinsicAttributes !== unknownType) { + paramType = intersectTypes(intrinsicAttributes, paramType); + } + return paramType; + } + } + } + } + return undefined; } /** - * Given React element instance type and the class type, resolve the Jsx type - * Pass elemType to handle individual type in the union typed element type. - */ - function getResolvedJsxType(node, elemType, elemClassType) { - if (!elemType) { - elemType = checkExpression(node.tagName); + * Get JSX attributes type by trying to resolve openingLikeElement as a stateless function component. + * Return all attributes type of resolved call signature including candidate signatures. + * This function assumes that the caller handled other possible element type of the JSX element. + * This function is a behavior used by language service when looking up completion in JSX element. + * @param openingLikeElement a JSX opening-like element to find attributes type + * @param elementType a type of the opening-like element. This elementType can't be an union type + * @param elemInstanceType an element instance type (the result of newing or invoking this tag) + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global + */ + function tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) { + // Is this is a stateless function component? See if its single signature's return type is assignable to the JSX Element Type + var jsxStatelessElementType = getJsxGlobalStatelessElementType(); + if (jsxStatelessElementType) { + // We don't call getResolvedSignature because here we have already resolve the type of JSX Element. + var candidatesOutArray = []; + getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray); + var result = void 0; + var allMatchingAttributesType = void 0; + for (var _i = 0, candidatesOutArray_1 = candidatesOutArray; _i < candidatesOutArray_1.length; _i++) { + var candidate = candidatesOutArray_1[_i]; + var callReturnType = getReturnTypeOfSignature(candidate); + var paramType = callReturnType && (candidate.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(candidate.parameters[0])); + paramType = getApparentTypeOfJsxPropsType(paramType); + if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) { + var shouldBeCandidate = true; + for (var _a = 0, _b = openingLikeElement.attributes.properties; _a < _b.length; _a++) { + var attribute = _b[_a]; + if (ts.isJsxAttribute(attribute) && + isUnhyphenatedJsxName(attribute.name.escapedText) && + !getPropertyOfType(paramType, attribute.name.escapedText)) { + shouldBeCandidate = false; + break; + } + } + if (shouldBeCandidate) { + result = intersectTypes(result, paramType); + } + allMatchingAttributesType = intersectTypes(allMatchingAttributesType, paramType); + } + } + // If we can't find any matching, just return everything. + if (!result) { + result = allMatchingAttributesType; + } + // Intersect in JSX.IntrinsicAttributes if it exists + var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); + if (intrinsicAttributes !== unknownType) { + result = intersectTypes(intrinsicAttributes, result); + } + return result; + } } - if (elemType.flags & 65536 /* Union */) { - var types = elemType.types; - return getUnionType(ts.map(types, function (type) { - return getResolvedJsxType(node, type, elemClassType); + return undefined; + } + /** + * Resolve attributes type of the given opening-like element. The attributes type is a type of attributes associated with the given elementType. + * For instance: + * declare function Foo(attr: { p1: string}): JSX.Element; + * ; // This function will try resolve "Foo" and return an attributes type of "Foo" which is "{ p1: string }" + * + * The function is intended to initially be called from getAttributesTypeFromJsxOpeningLikeElement which already handle JSX-intrinsic-element.. + * This function will try to resolve custom JSX attributes type in following order: string literal, stateless function, and stateful component + * + * @param openingLikeElement a non-intrinsic JSXOPeningLikeElement + * @param shouldIncludeAllStatelessAttributesType a boolean indicating whether to include all attributes types from all stateless function signature + * @param elementType an instance type of the given opening-like element. If undefined, the function will check type openinglikeElement's tagname. + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global (imported from react.d.ts) + * @return attributes type if able to resolve the type of node + * anyType if there is no type ElementAttributesProperty or there is an error + * emptyObjectType if there is no "prop" in the element instance type + */ + function resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, elementType, elementClassType) { + if (elementType === void 0) { elementType = checkExpression(openingLikeElement.tagName); } + if (elementType.flags & 65536 /* Union */) { + var types = elementType.types; + return getUnionType(types.map(function (type) { + return resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, type, elementClassType); }), /*subtypeReduction*/ true); } // If the elemType is a string type, we have to return anyType to prevent an error downstream as we will try to find construct or call signature of the type - if (elemType.flags & 2 /* String */) { + if (elementType.flags & 2 /* String */) { return anyType; } - else if (elemType.flags & 32 /* StringLiteral */) { + else if (elementType.flags & 32 /* StringLiteral */) { // If the elemType is a stringLiteral type, we can then provide a check to make sure that the string literal type is one of the Jsx intrinsic element type + // For example: + // var CustomTag: "h1" = "h1"; + // Hello World var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements); if (intrinsicElementsType !== unknownType) { - var stringLiteralTypeName = elemType.text; - var intrinsicProp = getPropertyOfType(intrinsicElementsType, stringLiteralTypeName); + var stringLiteralTypeName = elementType.value; + var intrinsicProp = getPropertyOfType(intrinsicElementsType, ts.escapeLeadingUnderscores(stringLiteralTypeName)); if (intrinsicProp) { return getTypeOfSymbol(intrinsicProp); } @@ -35236,34 +36897,24 @@ var ts; if (indexSignatureType) { return indexSignatureType; } - error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, stringLiteralTypeName, "JSX." + JsxNames.IntrinsicElements); + error(openingLikeElement, ts.Diagnostics.Property_0_does_not_exist_on_type_1, stringLiteralTypeName, "JSX." + JsxNames.IntrinsicElements); } // If we need to report an error, we already done so here. So just return any to prevent any more error downstream return anyType; } // Get the element instance type (the result of newing or invoking this tag) - var elemInstanceType = getJsxElementInstanceType(node, elemType); - if (!elemClassType || !isTypeAssignableTo(elemInstanceType, elemClassType)) { - // Is this is a stateless function component? See if its single signature's return type is - // assignable to the JSX Element Type - if (jsxElementType) { - var callSignatures = elemType && getSignaturesOfType(elemType, 0 /* Call */); - var callSignature = callSignatures && callSignatures.length > 0 && callSignatures[0]; - var callReturnType = callSignature && getReturnTypeOfSignature(callSignature); - var paramType = callReturnType && (callSignature.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(callSignature.parameters[0])); - if (callReturnType && isTypeAssignableTo(callReturnType, jsxElementType)) { - // Intersect in JSX.IntrinsicAttributes if it exists - var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); - if (intrinsicAttributes !== unknownType) { - paramType = intersectTypes(intrinsicAttributes, paramType); - } - return paramType; - } - } + var elemInstanceType = getJsxElementInstanceType(openingLikeElement, elementType); + // If we should include all stateless attributes type, then get all attributes type from all stateless function signature. + // Otherwise get only attributes type from the signature picked by choose-overload logic. + var statelessAttributesType = shouldIncludeAllStatelessAttributesType ? + tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) : + defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType); + if (statelessAttributesType) { + return statelessAttributesType; } // Issue an error if this return type isn't assignable to JSX.ElementClass - if (elemClassType) { - checkTypeRelatedTo(elemInstanceType, elemClassType, assignableRelation, node, ts.Diagnostics.JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements); + if (elementClassType) { + checkTypeRelatedTo(elemInstanceType, elementClassType, assignableRelation, openingLikeElement, ts.Diagnostics.JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements); } if (isTypeAny(elemInstanceType)) { return elemInstanceType; @@ -35287,11 +36938,6 @@ var ts; // Props is of type 'any' or unknown return attributesType; } - else if (attributesType.flags & 65536 /* Union */) { - // Props cannot be a union type - error(node.tagName, ts.Diagnostics.JSX_element_attributes_type_0_may_not_be_a_union_type, typeToString(attributesType)); - return anyType; - } else { // Normal case -- add in IntrinsicClassElements and IntrinsicElements var apparentAttributesType = attributesType; @@ -35316,30 +36962,69 @@ var ts; } } /** - * Given an opening/self-closing element, get the 'element attributes type', i.e. the type that tells - * us which attributes are valid on a given element. + * Get attributes type of the given intrinsic opening-like Jsx element by resolving the tag name. + * The function is intended to be called from a function which has checked that the opening element is an intrinsic element. + * @param node an intrinsic JSX opening-like element */ - function getJsxElementAttributesType(node) { + function getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node) { + ts.Debug.assert(isJsxIntrinsicIdentifier(node.tagName)); var links = getNodeLinks(node); - if (!links.resolvedJsxType) { - if (isJsxIntrinsicIdentifier(node.tagName)) { - var symbol = getIntrinsicTagSymbol(node); - if (links.jsxFlags & 1 /* IntrinsicNamedElement */) { - return links.resolvedJsxType = getTypeOfSymbol(symbol); - } - else if (links.jsxFlags & 2 /* IntrinsicIndexedElement */) { - return links.resolvedJsxType = getIndexInfoOfSymbol(symbol, 0 /* String */).type; - } - else { - return links.resolvedJsxType = unknownType; - } + if (!links.resolvedJsxElementAttributesType) { + var symbol = getIntrinsicTagSymbol(node); + if (links.jsxFlags & 1 /* IntrinsicNamedElement */) { + return links.resolvedJsxElementAttributesType = getTypeOfSymbol(symbol); + } + else if (links.jsxFlags & 2 /* IntrinsicIndexedElement */) { + return links.resolvedJsxElementAttributesType = getIndexInfoOfSymbol(symbol, 0 /* String */).type; } else { - var elemClassType = getJsxGlobalElementClassType(); - return links.resolvedJsxType = getResolvedJsxType(node, undefined, elemClassType); + return links.resolvedJsxElementAttributesType = unknownType; } } - return links.resolvedJsxType; + return links.resolvedJsxElementAttributesType; + } + /** + * Get attributes type of the given custom opening-like JSX element. + * This function is intended to be called from a caller that handles intrinsic JSX element already. + * @param node a custom JSX opening-like element + * @param shouldIncludeAllStatelessAttributesType a boolean value used by language service to get all possible attributes type from an overload stateless function component + */ + function getCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType) { + var links = getNodeLinks(node); + var linkLocation = shouldIncludeAllStatelessAttributesType ? "resolvedJsxElementAllAttributesType" : "resolvedJsxElementAttributesType"; + if (!links[linkLocation]) { + var elemClassType = getJsxGlobalElementClassType(); + return links[linkLocation] = resolveCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType, /*elementType*/ undefined, elemClassType); + } + return links[linkLocation]; + } + /** + * Get all possible attributes type, especially from an overload stateless function component, of the given JSX opening-like element. + * This function is called by language service (see: completions-tryGetGlobalSymbols). + * @param node a JSX opening-like element to get attributes type for + */ + function getAllAttributesTypeFromJsxOpeningLikeElement(node) { + if (isJsxIntrinsicIdentifier(node.tagName)) { + return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node); + } + else { + // Because in language service, the given JSX opening-like element may be incomplete and therefore, + // we can't resolve to exact signature if the element is a stateless function component so the best thing to do is return all attributes type from all overloads. + return getCustomJsxElementAttributesType(node, /*shouldIncludeAllStatelessAttributesType*/ true); + } + } + /** + * Get the attributes type, which indicates the attributes that are valid on the given JSXOpeningLikeElement. + * @param node a JSXOpeningLikeElement node + * @return an attributes type of the given node + */ + function getAttributesTypeFromJsxOpeningLikeElement(node) { + if (isJsxIntrinsicIdentifier(node.tagName)) { + return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node); + } + else { + return getCustomJsxElementAttributesType(node, /*shouldIncludeAllStatelessAttributesType*/ false); + } } /** * Given a JSX attribute, returns the symbol for the corresponds property @@ -35347,28 +37032,45 @@ var ts; * that have no matching element attributes type property. */ function getJsxAttributePropertySymbol(attrib) { - var attributesType = getJsxElementAttributesType(attrib.parent); - var prop = getPropertyOfType(attributesType, attrib.name.text); + var attributesType = getAttributesTypeFromJsxOpeningLikeElement(attrib.parent.parent); + var prop = getPropertyOfType(attributesType, attrib.name.escapedText); return prop || unknownSymbol; } function getJsxGlobalElementClassType() { - if (!jsxElementClassType) { - jsxElementClassType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.ElementClass); + if (!deferredJsxElementClassType) { + deferredJsxElementClassType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.ElementClass); + } + return deferredJsxElementClassType; + } + function getJsxGlobalElementType() { + if (!deferredJsxElementType) { + deferredJsxElementType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.Element); + } + return deferredJsxElementType; + } + function getJsxGlobalStatelessElementType() { + if (!deferredJsxStatelessElementType) { + var jsxElementType = getJsxGlobalElementType(); + if (jsxElementType) { + deferredJsxStatelessElementType = getUnionType([jsxElementType, nullType]); + } } - return jsxElementClassType; + return deferredJsxStatelessElementType; } - /// Returns all the properties of the Jsx.IntrinsicElements interface + /** + * Returns all the properties of the Jsx.IntrinsicElements interface + */ function getJsxIntrinsicTagNames() { var intrinsics = getJsxType(JsxNames.IntrinsicElements); - return intrinsics ? getPropertiesOfType(intrinsics) : emptyArray; + return intrinsics ? getPropertiesOfType(intrinsics) : ts.emptyArray; } function checkJsxPreconditions(errorNode) { // Preconditions for using JSX if ((compilerOptions.jsx || 0 /* None */) === 0 /* None */) { error(errorNode, ts.Diagnostics.Cannot_use_JSX_unless_the_jsx_flag_is_provided); } - if (jsxElementType === undefined) { - if (compilerOptions.noImplicitAny) { + if (getJsxGlobalElementType() === undefined) { + if (noImplicitAny) { error(errorNode, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist); } } @@ -35378,51 +37080,105 @@ var ts; checkJsxPreconditions(node); // The reactNamespace/jsxFactory's root symbol should be marked as 'used' so we don't incorrectly elide its import. // And if there is no reactNamespace/jsxFactory's symbol in scope when targeting React emit, we should issue an error. - var reactRefErr = compilerOptions.jsx === 2 /* React */ ? ts.Diagnostics.Cannot_find_name_0 : undefined; + var reactRefErr = diagnostics && compilerOptions.jsx === 2 /* React */ ? ts.Diagnostics.Cannot_find_name_0 : undefined; var reactNamespace = getJsxNamespace(); - var reactSym = resolveName(node.tagName, reactNamespace, 107455 /* Value */, reactRefErr, reactNamespace); + var reactSym = resolveName(node.tagName, reactNamespace, 107455 /* Value */, reactRefErr, reactNamespace, /*isUse*/ true); if (reactSym) { // Mark local symbol as referenced here because it might not have been marked // if jsx emit was not react as there wont be error being emitted reactSym.isReferenced = true; // If react symbol is alias, mark it as refereced - if (reactSym.flags & 8388608 /* Alias */ && !isConstEnumOrConstEnumOnlyModule(resolveAlias(reactSym))) { + if (reactSym.flags & 2097152 /* Alias */ && !isConstEnumOrConstEnumOnlyModule(resolveAlias(reactSym))) { markAliasSymbolAsReferenced(reactSym); } } - var targetAttributesType = getJsxElementAttributesType(node); - var nameTable = ts.createMap(); - // Process this array in right-to-left order so we know which - // attributes (mostly from spreads) are being overwritten and - // thus should have their types ignored - var sawSpreadedAny = false; - for (var i = node.attributes.length - 1; i >= 0; i--) { - if (node.attributes[i].kind === 250 /* JsxAttribute */) { - checkJsxAttribute((node.attributes[i]), targetAttributesType, nameTable); + checkJsxAttributesAssignableToTagNameAttributes(node); + } + /** + * Check if a property with the given name is known anywhere in the given type. In an object type, a property + * is considered known if + * 1. the object type is empty and the check is for assignability, or + * 2. if the object type has index signatures, or + * 3. if the property is actually declared in the object type + * (this means that 'toString', for example, is not usually a known property). + * 4. In a union or intersection type, + * a property is considered known if it is known in any constituent type. + * @param targetType a type to search a given name in + * @param name a property name to search + * @param isComparingJsxAttributes a boolean flag indicating whether we are searching in JsxAttributesType + */ + function isKnownProperty(targetType, name, isComparingJsxAttributes) { + if (targetType.flags & 32768 /* Object */) { + var resolved = resolveStructuredTypeMembers(targetType); + if (resolved.stringIndexInfo || + resolved.numberIndexInfo && isNumericLiteralName(name) || + getPropertyOfObjectType(targetType, name) || + isComparingJsxAttributes && !isUnhyphenatedJsxName(name)) { + // For JSXAttributes, if the attribute has a hyphenated name, consider that the attribute to be known. + return true; } - else { - ts.Debug.assert(node.attributes[i].kind === 251 /* JsxSpreadAttribute */); - var spreadType = checkJsxSpreadAttribute((node.attributes[i]), targetAttributesType, nameTable); - if (isTypeAny(spreadType)) { - sawSpreadedAny = true; + } + else if (targetType.flags & 196608 /* UnionOrIntersection */) { + for (var _i = 0, _a = targetType.types; _i < _a.length; _i++) { + var t = _a[_i]; + if (isKnownProperty(t, name, isComparingJsxAttributes)) { + return true; } } } - // Check that all required properties have been provided. If an 'any' - // was spreaded in, though, assume that it provided all required properties - if (targetAttributesType && !sawSpreadedAny) { - var targetProperties = getPropertiesOfType(targetAttributesType); - for (var i = 0; i < targetProperties.length; i++) { - if (!(targetProperties[i].flags & 536870912 /* Optional */) && - !nameTable[targetProperties[i].name]) { - error(node, ts.Diagnostics.Property_0_is_missing_in_type_1, targetProperties[i].name, typeToString(targetAttributesType)); + return false; + } + /** + * Check whether the given attributes of JSX opening-like element is assignable to the tagName attributes. + * Get the attributes type of the opening-like element through resolving the tagName, "target attributes" + * Check assignablity between given attributes property, "source attributes", and the "target attributes" + * @param openingLikeElement an opening-like JSX element to check its JSXAttributes + */ + function checkJsxAttributesAssignableToTagNameAttributes(openingLikeElement) { + // The function involves following steps: + // 1. Figure out expected attributes type by resolving tagName of the JSX opening-like element, targetAttributesType. + // During these steps, we will try to resolve the tagName as intrinsic name, stateless function, stateful component (in the order) + // 2. Solved JSX attributes type given by users, sourceAttributesType, which is by resolving "attributes" property of the JSX opening-like element. + // 3. Check if the two are assignable to each other + // targetAttributesType is a type of an attributes from resolving tagName of an opening-like JSX element. + var targetAttributesType = isJsxIntrinsicIdentifier(openingLikeElement.tagName) ? + getIntrinsicAttributesTypeFromJsxOpeningLikeElement(openingLikeElement) : + getCustomJsxElementAttributesType(openingLikeElement, /*shouldIncludeAllStatelessAttributesType*/ false); + // sourceAttributesType is a type of an attributes properties. + // i.e
+ // attr1 and attr2 are treated as JSXAttributes attached in the JsxOpeningLikeElement as "attributes". + var sourceAttributesType = createJsxAttributesTypeFromAttributesProperty(openingLikeElement, function (attribute) { + return isUnhyphenatedJsxName(attribute.escapedName) || !!(getPropertyOfType(targetAttributesType, attribute.escapedName)); + }); + // If the targetAttributesType is an emptyObjectType, indicating that there is no property named 'props' on this instance type. + // but there exists a sourceAttributesType, we need to explicitly give an error as normal assignability check allow excess properties and will pass. + if (targetAttributesType === emptyObjectType && (isTypeAny(sourceAttributesType) || sourceAttributesType.properties.length > 0)) { + error(openingLikeElement, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, ts.unescapeLeadingUnderscores(getJsxElementPropertiesName())); + } + else { + // Check if sourceAttributesType assignable to targetAttributesType though this check will allow excess properties + var isSourceAttributeTypeAssignableToTarget = checkTypeAssignableTo(sourceAttributesType, targetAttributesType, openingLikeElement.attributes.properties.length > 0 ? openingLikeElement.attributes : openingLikeElement); + // After we check for assignability, we will do another pass to check that all explicitly specified attributes have correct name corresponding in targetAttributeType. + // This will allow excess properties in spread type as it is very common pattern to spread outter attributes into React component in its render method. + if (isSourceAttributeTypeAssignableToTarget && !isTypeAny(sourceAttributesType) && !isTypeAny(targetAttributesType)) { + for (var _i = 0, _a = openingLikeElement.attributes.properties; _i < _a.length; _i++) { + var attribute = _a[_i]; + if (ts.isJsxAttribute(attribute) && !isKnownProperty(targetAttributesType, attribute.name.escapedText, /*isComparingJsxAttributes*/ true)) { + error(attribute, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.idText(attribute.name), typeToString(targetAttributesType)); + // We break here so that errors won't be cascading + break; + } } } } } - function checkJsxExpression(node) { + function checkJsxExpression(node, checkMode) { if (node.expression) { - return checkExpression(node.expression); + var type = checkExpression(node.expression, checkMode); + if (node.dotDotDotToken && type !== anyType && !isArrayType(type)) { + error(node, ts.Diagnostics.JSX_spread_child_must_be_an_array_type); + } + return type; } else { return unknownType; @@ -35431,14 +37187,14 @@ var ts; // If a symbol is a synthesized symbol with no value declaration, we assume it is a property. Example of this are the synthesized // '.prototype' property as well as synthesized tuple index properties. function getDeclarationKindFromSymbol(s) { - return s.valueDeclaration ? s.valueDeclaration.kind : 147 /* PropertyDeclaration */; - } - function getDeclarationModifierFlagsFromSymbol(s) { - return s.valueDeclaration ? ts.getCombinedModifierFlags(s.valueDeclaration) : s.flags & 134217728 /* Prototype */ ? 4 /* Public */ | 32 /* Static */ : 0; + return s.valueDeclaration ? s.valueDeclaration.kind : 149 /* PropertyDeclaration */; } function getDeclarationNodeFlagsFromSymbol(s) { return s.valueDeclaration ? ts.getCombinedNodeFlags(s.valueDeclaration) : 0; } + function isMethodLike(symbol) { + return !!(symbol.flags & 8192 /* Method */ || ts.getCheckFlags(symbol) & 4 /* SyntheticMethod */); + } /** * Check whether the requested property access is valid. * Returns true if node is a valid property access, and false otherwise. @@ -35447,13 +37203,17 @@ var ts; * @param type The type of left. * @param prop The symbol for the right hand side of the property access. */ - function checkClassPropertyAccess(node, left, type, prop) { - var flags = getDeclarationModifierFlagsFromSymbol(prop); - var declaringClass = getDeclaredTypeOfSymbol(getParentOfSymbol(prop)); - var errorNode = node.kind === 177 /* PropertyAccessExpression */ || node.kind === 223 /* VariableDeclaration */ ? + function checkPropertyAccessibility(node, left, type, prop) { + var flags = ts.getDeclarationModifierFlagsFromSymbol(prop); + var errorNode = node.kind === 179 /* PropertyAccessExpression */ || node.kind === 226 /* VariableDeclaration */ ? node.name : node.right; - if (left.kind === 96 /* SuperKeyword */) { + if (ts.getCheckFlags(prop) & 256 /* ContainsPrivate */) { + // Synthetic property with private constituent property + error(errorNode, ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(prop), typeToString(type)); + return false; + } + if (left.kind === 97 /* SuperKeyword */) { // TS 1.0 spec (April 2014): 4.8.2 // - In a constructor, instance member function, instance member accessor, or // instance member variable initializer where this references a derived class instance, @@ -35461,18 +37221,22 @@ var ts; // - In a static member function or static member accessor // where this references the constructor function object of a derived class, // a super property access is permitted and must specify a public static member function of the base class. - if (languageVersion < 2 /* ES2015 */ && getDeclarationKindFromSymbol(prop) !== 149 /* MethodDeclaration */) { - // `prop` refers to a *property* declared in the super class - // rather than a *method*, so it does not satisfy the above criteria. - error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword); - return false; + if (languageVersion < 2 /* ES2015 */) { + var hasNonMethodDeclaration = forEachProperty(prop, function (p) { + var propKind = getDeclarationKindFromSymbol(p); + return propKind !== 151 /* MethodDeclaration */ && propKind !== 150 /* MethodSignature */; + }); + if (hasNonMethodDeclaration) { + error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword); + return false; + } } if (flags & 128 /* Abstract */) { // A method cannot be accessed in a super property access if the method is abstract. // This error could mask a private property access error. But, a member // cannot simultaneously be private and abstract, so this will trigger an // additional error elsewhere. - error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(getDeclaringClass(prop))); return false; } } @@ -35485,24 +37249,25 @@ var ts; if (flags & 8 /* Private */) { var declaringClassDeclaration = getClassLikeDeclarationOfSymbol(getParentOfSymbol(prop)); if (!isNodeWithinClass(node, declaringClassDeclaration)) { - error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(getDeclaringClass(prop))); return false; } return true; } // Property is known to be protected at this point // All protected properties of a supertype are accessible in a super access - if (left.kind === 96 /* SuperKeyword */) { + if (left.kind === 97 /* SuperKeyword */) { return true; } - // Get the enclosing class that has the declaring class as its base type + // Find the first enclosing class that has the declaring classes of the protected constituents + // of the property as base classes var enclosingClass = forEachEnclosingClass(node, function (enclosingDeclaration) { var enclosingClass = getDeclaredTypeOfSymbol(getSymbolOfNode(enclosingDeclaration)); - return hasBaseType(enclosingClass, declaringClass) ? enclosingClass : undefined; + return isClassDerivedFromDeclaringClasses(enclosingClass, prop) ? enclosingClass : undefined; }); // A protected property is accessible if the property is within the declaring class or classes derived from it if (!enclosingClass) { - error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(getDeclaringClass(prop) || type)); return false; } // No further restrictions for static properties @@ -35514,7 +37279,6 @@ var ts; // get the original type -- represented as the type constraint of the 'this' type type = getConstraintOfTypeParameter(type); } - // TODO: why is the first part of this check here? if (!(getObjectFlags(getTargetType(type)) & 3 /* ClassOrInterface */ && hasBaseType(type, enclosingClass))) { error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1, symbolToString(prop), typeToString(enclosingClass)); return false; @@ -35522,16 +37286,17 @@ var ts; return true; } function checkNonNullExpression(node) { - var type = checkExpression(node); - if (strictNullChecks) { - var kind = getFalsyFlags(type) & 6144 /* Nullable */; - if (kind) { - error(node, kind & 2048 /* Undefined */ ? kind & 4096 /* Null */ ? - ts.Diagnostics.Object_is_possibly_null_or_undefined : - ts.Diagnostics.Object_is_possibly_undefined : - ts.Diagnostics.Object_is_possibly_null); - } - return getNonNullableType(type); + return checkNonNullType(checkExpression(node), node); + } + function checkNonNullType(type, errorNode) { + var kind = (strictNullChecks ? getFalsyFlags(type) : type.flags) & 6144 /* Nullable */; + if (kind) { + error(errorNode, kind & 2048 /* Undefined */ ? kind & 4096 /* Null */ ? + ts.Diagnostics.Object_is_possibly_null_or_undefined : + ts.Diagnostics.Object_is_possibly_undefined : + ts.Diagnostics.Object_is_possibly_null); + var t = getNonNullableType(type); + return t.flags & (6144 /* Nullable */ | 8192 /* Never */) ? unknownType : t; } return type; } @@ -35541,33 +37306,6 @@ var ts; function checkQualifiedName(node) { return checkPropertyAccessExpressionOrQualifiedName(node, node.left, node.right); } - function reportNonexistentProperty(propNode, containingType) { - var errorInfo; - if (containingType.flags & 65536 /* Union */ && !(containingType.flags & 8190 /* Primitive */)) { - for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) { - var subtype = _a[_i]; - if (!getPropertyOfType(subtype, propNode.text)) { - errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(subtype)); - break; - } - } - } - errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(containingType)); - diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(propNode, errorInfo)); - } - function markPropertyAsReferenced(prop) { - if (prop && - noUnusedIdentifiers && - (prop.flags & 106500 /* ClassMember */) && - prop.valueDeclaration && (ts.getModifierFlags(prop.valueDeclaration) & 8 /* Private */)) { - if (prop.flags & 16777216 /* Instantiated */) { - getSymbolLinks(prop).target.isReferenced = true; - } - else { - prop.isReferenced = true; - } - } - } function checkPropertyAccessExpressionOrQualifiedName(node, left, right) { var type = checkNonNullExpression(left); if (isTypeAny(type) || type === silentNeverType) { @@ -35578,47 +37316,241 @@ var ts; // handle cases when type is Type parameter with invalid or any constraint return apparentType; } - var prop = getPropertyOfType(apparentType, right.text); + var prop = getPropertyOfType(apparentType, right.escapedText); if (!prop) { - if (right.text && !checkAndReportErrorForExtendingInterface(node)) { + var indexInfo = getIndexInfoOfType(apparentType, 0 /* String */); + if (indexInfo && indexInfo.type) { + if (indexInfo.isReadonly && (ts.isAssignmentTarget(node) || ts.isDeleteTarget(node))) { + error(node, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(apparentType)); + } + return indexInfo.type; + } + if (right.escapedText && !checkAndReportErrorForExtendingInterface(node)) { reportNonexistentProperty(right, type.flags & 16384 /* TypeParameter */ && type.isThisType ? apparentType : type); } return unknownType; } - markPropertyAsReferenced(prop); + checkPropertyNotUsedBeforeDeclaration(prop, node, right); + markPropertyAsReferenced(prop, node, left.kind === 99 /* ThisKeyword */); getNodeLinks(node).resolvedSymbol = prop; - if (prop.parent && prop.parent.flags & 32 /* Class */) { - checkClassPropertyAccess(node, left, apparentType, prop); - } - var propType = getTypeOfSymbol(prop); + checkPropertyAccessibility(node, left, apparentType, prop); + var propType = getDeclaredOrApparentType(prop, node); var assignmentKind = ts.getAssignmentTargetKind(node); if (assignmentKind) { if (isReferenceToReadonlyEntity(node, prop) || isReferenceThroughNamespaceImport(node)) { - error(right, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property, right.text); + error(right, ts.Diagnostics.Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property, ts.idText(right)); return unknownType; } } // Only compute control flow type if this is a property access expression that isn't an // assignment target, and the referenced property was declared as a variable, property, // accessor, or optional method. - if (node.kind !== 177 /* PropertyAccessExpression */ || assignmentKind === 1 /* Definite */ || + if (node.kind !== 179 /* PropertyAccessExpression */ || assignmentKind === 1 /* Definite */ || !(prop.flags & (3 /* Variable */ | 4 /* Property */ | 98304 /* Accessor */)) && !(prop.flags & 8192 /* Method */ && propType.flags & 65536 /* Union */)) { return propType; } - var flowType = getFlowTypeOfReference(node, propType, /*assumeInitialized*/ true, /*flowContainer*/ undefined); + var flowType = getFlowTypeOfReference(node, propType); return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType; } + function checkPropertyNotUsedBeforeDeclaration(prop, node, right) { + var valueDeclaration = prop.valueDeclaration; + if (!valueDeclaration) { + return; + } + if (isInPropertyInitializer(node) && + !isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right) + && !isPropertyDeclaredInAncestorClass(prop)) { + error(right, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.idText(right)); + } + else if (valueDeclaration.kind === 229 /* ClassDeclaration */ && + node.parent.kind !== 159 /* TypeReference */ && + !ts.isInAmbientContext(valueDeclaration) && + !isBlockScopedNameDeclaredBeforeUse(valueDeclaration, right)) { + error(right, ts.Diagnostics.Class_0_used_before_its_declaration, ts.idText(right)); + } + } + function isInPropertyInitializer(node) { + return !!ts.findAncestor(node, function (node) { + switch (node.kind) { + case 149 /* PropertyDeclaration */: + return true; + case 261 /* PropertyAssignment */: + // We might be in `a = { b: this.b }`, so keep looking. See `tests/cases/compiler/useBeforeDeclaration_propertyAssignment.ts`. + return false; + default: + return ts.isPartOfExpression(node) ? false : "quit"; + } + }); + } + /** + * It's possible that "prop.valueDeclaration" is a local declaration, but the property was also declared in a superclass. + * In that case we won't consider it used before its declaration, because it gets its value from the superclass' declaration. + */ + function isPropertyDeclaredInAncestorClass(prop) { + var classType = getTypeOfSymbol(prop.parent); + while (true) { + classType = getSuperClass(classType); + if (!classType) { + return false; + } + var superProperty = getPropertyOfObjectType(classType, prop.escapedName); + if (superProperty && superProperty.valueDeclaration) { + return true; + } + } + } + function getSuperClass(classType) { + var x = getBaseTypes(classType); + if (x.length === 0) { + return undefined; + } + ts.Debug.assert(x.length === 1); + return x[0]; + } + function reportNonexistentProperty(propNode, containingType) { + var errorInfo; + if (containingType.flags & 65536 /* Union */ && !(containingType.flags & 8190 /* Primitive */)) { + for (var _i = 0, _a = containingType.types; _i < _a.length; _i++) { + var subtype = _a[_i]; + if (!getPropertyOfType(subtype, propNode.escapedText)) { + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(subtype)); + break; + } + } + } + var suggestion = getSuggestionForNonexistentProperty(propNode, containingType); + if (suggestion !== undefined) { + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2, ts.declarationNameToString(propNode), typeToString(containingType), suggestion); + } + else { + errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Property_0_does_not_exist_on_type_1, ts.declarationNameToString(propNode), typeToString(containingType)); + } + diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(propNode, errorInfo)); + } + function getSuggestionForNonexistentProperty(node, containingType) { + var suggestion = getSpellingSuggestionForName(ts.idText(node), getPropertiesOfType(containingType), 107455 /* Value */); + return suggestion && ts.symbolName(suggestion); + } + function getSuggestionForNonexistentSymbol(location, name, meaning) { + var result = resolveNameHelper(location, name, meaning, /*nameNotFoundMessage*/ undefined, name, /*isUse*/ false, function (symbols, name, meaning) { + // `name` from the callback === the outer `name` + var symbol = getSymbol(symbols, name, meaning); + // Sometimes the symbol is found when location is a return type of a function: `typeof x` and `x` is declared in the body of the function + // So the table *contains* `x` but `x` isn't actually in scope. + // However, resolveNameHelper will continue and call this callback again, so we'll eventually get a correct suggestion. + return symbol || getSpellingSuggestionForName(ts.unescapeLeadingUnderscores(name), ts.arrayFrom(symbols.values()), meaning); + }); + return result && ts.symbolName(result); + } + /** + * Given a name and a list of symbols whose names are *not* equal to the name, return a spelling suggestion if there is one that is close enough. + * Names less than length 3 only check for case-insensitive equality, not levenshtein distance. + * + * If there is a candidate that's the same except for case, return that. + * If there is a candidate that's within one edit of the name, return that. + * Otherwise, return the candidate with the smallest Levenshtein distance, + * except for candidates: + * * With no name + * * Whose meaning doesn't match the `meaning` parameter. + * * Whose length differs from the target name by more than 0.3 of the length of the name. + * * Whose levenshtein distance is more than 0.4 of the length of the name + * (0.4 allows 1 substitution/transposition for every 5 characters, + * and 1 insertion/deletion at 3 characters) + * Names longer than 30 characters don't get suggestions because Levenshtein distance is an n**2 algorithm. + */ + function getSpellingSuggestionForName(name, symbols, meaning) { + var worstDistance = name.length * 0.4; + var maximumLengthDifference = Math.min(3, name.length * 0.34); + var bestDistance = Number.MAX_VALUE; + var bestCandidate = undefined; + var justCheckExactMatches = false; + if (name.length > 30) { + return undefined; + } + name = name.toLowerCase(); + for (var _i = 0, symbols_3 = symbols; _i < symbols_3.length; _i++) { + var candidate = symbols_3[_i]; + var candidateName = ts.symbolName(candidate); + if (candidate.flags & meaning && + candidateName && + Math.abs(candidateName.length - name.length) < maximumLengthDifference) { + candidateName = candidateName.toLowerCase(); + if (candidateName === name) { + return candidate; + } + if (justCheckExactMatches) { + continue; + } + if (candidateName.length < 3 || + name.length < 3 || + candidateName === "eval" || + candidateName === "intl" || + candidateName === "undefined" || + candidateName === "map" || + candidateName === "nan" || + candidateName === "set") { + continue; + } + var distance = ts.levenshtein(name, candidateName); + if (distance > worstDistance) { + continue; + } + if (distance < 3) { + justCheckExactMatches = true; + bestCandidate = candidate; + } + else if (distance < bestDistance) { + bestDistance = distance; + bestCandidate = candidate; + } + } + } + return bestCandidate; + } + function markPropertyAsReferenced(prop, nodeForCheckWriteOnly, isThisAccess) { + if (prop && + noUnusedIdentifiers && + (prop.flags & 106500 /* ClassMember */) && + prop.valueDeclaration && ts.hasModifier(prop.valueDeclaration, 8 /* Private */) + && !(nodeForCheckWriteOnly && ts.isWriteOnlyAccess(nodeForCheckWriteOnly))) { + if (isThisAccess) { + // Find any FunctionLikeDeclaration because those create a new 'this' binding. But this should only matter for methods (or getters/setters). + var containingMethod = ts.findAncestor(nodeForCheckWriteOnly, ts.isFunctionLikeDeclaration); + if (containingMethod && containingMethod.symbol === prop) { + return; + } + } + if (ts.getCheckFlags(prop) & 1 /* Instantiated */) { + getSymbolLinks(prop).target.isReferenced = true; + } + else { + prop.isReferenced = true; + } + } + } function isValidPropertyAccess(node, propertyName) { - var left = node.kind === 177 /* PropertyAccessExpression */ + var left = node.kind === 179 /* PropertyAccessExpression */ ? node.expression : node.left; - var type = checkExpression(left); + return isValidPropertyAccessWithType(node, left, propertyName, getWidenedType(checkExpression(left))); + } + function isValidPropertyAccessWithType(node, left, propertyName, type) { if (type !== unknownType && !isTypeAny(type)) { - var prop = getPropertyOfType(getWidenedType(type), propertyName); - if (prop && prop.parent && prop.parent.flags & 32 /* Class */) { - return checkClassPropertyAccess(node, left, type, prop); + var prop = getPropertyOfType(type, propertyName); + if (prop) { + return checkPropertyAccessibility(node, left, type, prop); + } + // In js files properties of unions are allowed in completion + if (ts.isInJavaScriptFile(left) && (type.flags & 65536 /* Union */)) { + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var elementType = _a[_i]; + if (isValidPropertyAccessWithType(node, left, propertyName, elementType)) { + return true; + } + } } + return false; } return true; } @@ -35627,13 +37559,13 @@ var ts; */ function getForInVariableSymbol(node) { var initializer = node.initializer; - if (initializer.kind === 224 /* VariableDeclarationList */) { + if (initializer.kind === 227 /* VariableDeclarationList */) { var variable = initializer.declarations[0]; if (variable && !ts.isBindingPattern(variable.name)) { return getSymbolOfNode(variable); } } - else if (initializer.kind === 70 /* Identifier */) { + else if (initializer.kind === 71 /* Identifier */) { return getResolvedSymbol(initializer); } return undefined; @@ -35650,13 +37582,13 @@ var ts; */ function isForInVariableForNumericPropertyNames(expr) { var e = ts.skipParentheses(expr); - if (e.kind === 70 /* Identifier */) { + if (e.kind === 71 /* Identifier */) { var symbol = getResolvedSymbol(e); if (symbol.flags & 3 /* Variable */) { var child = expr; var node = expr.parent; while (node) { - if (node.kind === 212 /* ForInStatement */ && + if (node.kind === 215 /* ForInStatement */ && child === node.statement && getForInVariableSymbol(node) === symbol && hasNumericPropertyNames(getTypeOfExpression(node.expression))) { @@ -35674,7 +37606,7 @@ var ts; var indexExpression = node.argumentExpression; if (!indexExpression) { var sourceFile = ts.getSourceFileOfNode(node); - if (node.parent.kind === 180 /* NewExpression */ && node.parent.expression === node) { + if (node.parent.kind === 182 /* NewExpression */ && node.parent.expression === node) { var start = ts.skipTrivia(sourceFile.text, node.expression.end); var end = node.end; grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead); @@ -35694,7 +37626,7 @@ var ts; error(indexExpression, ts.Diagnostics.A_const_enum_member_can_only_be_accessed_using_a_string_literal); return unknownType; } - return getIndexedAccessType(objectType, indexType, node); + return checkIndexedAccessIndexType(getIndexedAccessType(objectType, indexType, node), node); } function checkThatExpressionIsProperSymbolReference(expression, expressionType, reportError) { if (expressionType === unknownType) { @@ -35718,7 +37650,7 @@ var ts; if (!leftHandSideSymbol) { return false; } - var globalESSymbol = getGlobalESSymbolConstructorSymbol(); + var globalESSymbol = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ true); if (!globalESSymbol) { // Already errored when we tried to look up the symbol return false; @@ -35731,11 +37663,20 @@ var ts; } return true; } + function callLikeExpressionMayHaveTypeArguments(node) { + // TODO: Also include tagged templates (https://github.com/Microsoft/TypeScript/issues/11947) + return ts.isCallOrNewExpression(node); + } function resolveUntypedCall(node) { - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (callLikeExpressionMayHaveTypeArguments(node)) { + // Check type arguments even though we will give an error that untyped calls may not accept type arguments. + // This gets us diagnostics for the type arguments and marks them as referenced. + ts.forEach(node.typeArguments, checkSourceElement); + } + if (node.kind === 183 /* TaggedTemplateExpression */) { checkExpression(node.template); } - else if (node.kind !== 145 /* Decorator */) { + else if (node.kind !== 147 /* Decorator */) { ts.forEach(node.arguments, function (argument) { checkExpression(argument); }); @@ -35762,16 +37703,16 @@ var ts; var specializedIndex = -1; var spliceIndex; ts.Debug.assert(!result.length); - for (var _i = 0, signatures_2 = signatures; _i < signatures_2.length; _i++) { - var signature = signatures_2[_i]; + for (var _i = 0, signatures_4 = signatures; _i < signatures_4.length; _i++) { + var signature = signatures_4[_i]; var symbol = signature.declaration && getSymbolOfNode(signature.declaration); - var parent_9 = signature.declaration && signature.declaration.parent; + var parent = signature.declaration && signature.declaration.parent; if (!lastSymbol || symbol === lastSymbol) { - if (lastParent && parent_9 === lastParent) { + if (lastParent && parent === lastParent) { index++; } else { - lastParent = parent_9; + lastParent = parent; index = cutoffIndex; } } @@ -35779,7 +37720,7 @@ var ts; // current declaration belongs to a different symbol // set cutoffIndex so re-orderings in the future won't change result set from 0 to cutoffIndex index = cutoffIndex = result.length; - lastParent = parent_9; + lastParent = parent; } lastSymbol = symbol; // specialized signatures always need to be placed before non-specialized signatures regardless @@ -35801,7 +37742,7 @@ var ts; function getSpreadArgumentIndex(args) { for (var i = 0; i < args.length; i++) { var arg = args[i]; - if (arg && arg.kind === 196 /* SpreadElement */) { + if (arg && arg.kind === 198 /* SpreadElement */) { return i; } } @@ -35812,15 +37753,18 @@ var ts; var argCount; // Apparent number of arguments we will have in this call var typeArguments; // Type arguments (undefined if none) var callIsIncomplete; // In incomplete call we want to be lenient when we have too few arguments - var isDecorator; var spreadArgIndex = -1; - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (ts.isJsxOpeningLikeElement(node)) { + // The arity check will be done in "checkApplicableSignatureForJsxOpeningLikeElement". + return true; + } + if (node.kind === 183 /* TaggedTemplateExpression */) { var tagExpression = node; // Even if the call is incomplete, we'll have a missing expression as our last argument, // so we can say the count is just the arg list length argCount = args.length; typeArguments = undefined; - if (tagExpression.template.kind === 194 /* TemplateExpression */) { + if (tagExpression.template.kind === 196 /* TemplateExpression */) { // If a tagged template expression lacks a tail literal, the call is incomplete. // Specifically, a template only can end in a TemplateTail or a Missing literal. var templateExpression = tagExpression.template; @@ -35833,12 +37777,11 @@ var ts; // then this might actually turn out to be a TemplateHead in the future; // so we consider the call to be incomplete. var templateLiteral = tagExpression.template; - ts.Debug.assert(templateLiteral.kind === 12 /* NoSubstitutionTemplateLiteral */); + ts.Debug.assert(templateLiteral.kind === 13 /* NoSubstitutionTemplateLiteral */); callIsIncomplete = !!templateLiteral.isUnterminated; } } - else if (node.kind === 145 /* Decorator */) { - isDecorator = true; + else if (node.kind === 147 /* Decorator */) { typeArguments = undefined; argCount = getEffectiveArgumentCount(node, /*args*/ undefined, signature); } @@ -35846,26 +37789,28 @@ var ts; var callExpression = node; if (!callExpression.arguments) { // This only happens when we have something of the form: 'new C' - ts.Debug.assert(callExpression.kind === 180 /* NewExpression */); + ts.Debug.assert(callExpression.kind === 182 /* NewExpression */); return signature.minArgumentCount === 0; } argCount = signatureHelpTrailingComma ? args.length + 1 : args.length; - // If we are missing the close paren, the call is incomplete. + // If we are missing the close parenthesis, the call is incomplete. callIsIncomplete = callExpression.arguments.end === callExpression.end; typeArguments = callExpression.typeArguments; spreadArgIndex = getSpreadArgumentIndex(args); } // If the user supplied type arguments, but the number of type arguments does not match // the declared number of type parameters, the call has an incorrect arity. + var numTypeParameters = ts.length(signature.typeParameters); + var minTypeArgumentCount = getMinTypeArgumentCount(signature.typeParameters); var hasRightNumberOfTypeArgs = !typeArguments || - (signature.typeParameters && typeArguments.length === signature.typeParameters.length); + (typeArguments.length >= minTypeArgumentCount && typeArguments.length <= numTypeParameters); if (!hasRightNumberOfTypeArgs) { return false; } // If spread arguments are present, check that they correspond to a rest parameter. If so, no // further checking is necessary. if (spreadArgIndex >= 0) { - return isRestParameterIndex(signature, spreadArgIndex); + return isRestParameterIndex(signature, spreadArgIndex) || spreadArgIndex >= signature.minArgumentCount; } // Too many arguments implies incorrect arity. if (!signature.hasRestParameter && argCount > signature.parameters.length) { @@ -35887,42 +37832,61 @@ var ts; return undefined; } // Instantiate a generic signature in the context of a non-generic signature (section 3.8.5 in TypeScript spec) - function instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper) { - var context = createInferenceContext(signature, /*inferUnionTypes*/ true); + function instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper, compareTypes) { + var context = createInferenceContext(signature, 1 /* InferUnionTypes */, compareTypes); forEachMatchingParameterType(contextualSignature, signature, function (source, target) { // Type parameters from outer context referenced by source type are fixed by instantiation of the source type - inferTypesWithContext(context, instantiateType(source, contextualMapper), target); + inferTypes(context.inferences, instantiateType(source, contextualMapper || identityMapper), target); }); - return getSignatureInstantiation(signature, getInferredTypes(context)); + if (!contextualMapper) { + inferTypes(context.inferences, getReturnTypeOfSignature(contextualSignature), getReturnTypeOfSignature(signature), 8 /* ReturnType */); + } + return getSignatureInstantiation(signature, getInferredTypes(context), ts.isInJavaScriptFile(contextualSignature.declaration)); } function inferTypeArguments(node, signature, args, excludeArgument, context) { - var typeParameters = signature.typeParameters; - var inferenceMapper = getInferenceMapper(context); // Clear out all the inference results from the last time inferTypeArguments was called on this context - for (var i = 0; i < typeParameters.length; i++) { + for (var _i = 0, _a = context.inferences; _i < _a.length; _i++) { + var inference = _a[_i]; // As an optimization, we don't have to clear (and later recompute) inferred types // for type parameters that have already been fixed on the previous call to inferTypeArguments. // It would be just as correct to reset all of them. But then we'd be repeating the same work // for the type parameters that were fixed, namely the work done by getInferredType. - if (!context.inferences[i].isFixed) { - context.inferredTypes[i] = undefined; + if (!inference.isFixed) { + inference.inferredType = undefined; + } + } + // If a contextual type is available, infer from that type to the return type of the call expression. For + // example, given a 'function wrap(cb: (x: T) => U): (x: T) => U' and a call expression + // 'let f: (x: string) => number = wrap(s => s.length)', we infer from the declared type of 'f' to the + // return type of 'wrap'. + if (node.kind !== 147 /* Decorator */) { + var contextualType = getContextualType(node); + if (contextualType) { + // We clone the contextual mapper to avoid disturbing a resolution in progress for an + // outer call expression. Effectively we just want a snapshot of whatever has been + // inferred for any outer call expression so far. + var instantiatedType = instantiateType(contextualType, cloneTypeMapper(getContextualMapper(node))); + // If the contextual type is a generic function type with a single call signature, we + // instantiate the type with its own type parameters and type arguments. This ensures that + // the type parameters are not erased to type any during type inference such that they can + // be inferred as actual types from the contextual type. For example: + // declare function arrayMap(f: (x: T) => U): (a: T[]) => U[]; + // const boxElements: (a: A[]) => { value: A }[] = arrayMap(value => ({ value })); + // Above, the type of the 'value' parameter is inferred to be 'A'. + var contextualSignature = getSingleCallSignature(instantiatedType); + var inferenceSourceType = contextualSignature && contextualSignature.typeParameters ? + getOrCreateTypeFromSignature(getSignatureInstantiation(contextualSignature, contextualSignature.typeParameters, ts.isInJavaScriptFile(node))) : + instantiatedType; + var inferenceTargetType = getReturnTypeOfSignature(signature); + // Inferences made from return types have lower priority than all other inferences. + inferTypes(context.inferences, inferenceSourceType, inferenceTargetType, 8 /* ReturnType */); } } - // On this call to inferTypeArguments, we may get more inferences for certain type parameters that were not - // fixed last time. This means that a type parameter that failed inference last time may succeed this time, - // or vice versa. Therefore, the failedTypeParameterIndex is useless if it points to an unfixed type parameter, - // because it may change. So here we reset it. However, getInferredType will not revisit any type parameters - // that were previously fixed. So if a fixed type parameter failed previously, it will fail again because - // it will contain the exact same set of inferences. So if we reset the index from a fixed type parameter, - // we will lose information that we won't recover this time around. - if (context.failedTypeParameterIndex !== undefined && !context.inferences[context.failedTypeParameterIndex].isFixed) { - context.failedTypeParameterIndex = undefined; - } var thisType = getThisTypeOfSignature(signature); if (thisType) { var thisArgumentNode = getThisArgumentOfCall(node); var thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType; - inferTypesWithContext(context, thisArgumentType, thisType); + inferTypes(context.inferences, thisArgumentType, thisType); } // We perform two passes over the arguments. In the first pass we infer from all arguments, but use // wildcards for all context sensitive function expressions. @@ -35930,7 +37894,7 @@ var ts; for (var i = 0; i < argCount; i++) { var arg = getEffectiveArgument(node, args, i); // If the effective argument is 'undefined', then it is an argument that is present but is synthetic. - if (arg === undefined || arg.kind !== 198 /* OmittedExpression */) { + if (arg === undefined || arg.kind !== 200 /* OmittedExpression */) { var paramType = getTypeAtPosition(signature, i); var argType = getEffectiveArgumentType(node, i); // If the effective argument type is 'undefined', there is no synthetic type @@ -35938,10 +37902,10 @@ var ts; if (argType === undefined) { // For context sensitive arguments we pass the identityMapper, which is a signal to treat all // context sensitive function expressions as wildcards - var mapper = excludeArgument && excludeArgument[i] !== undefined ? identityMapper : inferenceMapper; + var mapper = excludeArgument && excludeArgument[i] !== undefined ? identityMapper : context; argType = checkExpressionWithContextualType(arg, paramType, mapper); } - inferTypesWithContext(context, argType, paramType); + inferTypes(context.inferences, argType, paramType); } } // In the second pass we visit only context sensitive arguments, and only those that aren't excluded, this @@ -35955,39 +37919,72 @@ var ts; if (excludeArgument[i] === false) { var arg = args[i]; var paramType = getTypeAtPosition(signature, i); - inferTypesWithContext(context, checkExpressionWithContextualType(arg, paramType, inferenceMapper), paramType); + inferTypes(context.inferences, checkExpressionWithContextualType(arg, paramType, context), paramType); } } } - getInferredTypes(context); + return getInferredTypes(context); } - function checkTypeArguments(signature, typeArgumentNodes, typeArgumentTypes, reportErrors, headMessage) { + function checkTypeArguments(signature, typeArgumentNodes, reportErrors, headMessage) { + var isJavascript = ts.isInJavaScriptFile(signature.declaration); var typeParameters = signature.typeParameters; - var typeArgumentsAreAssignable = true; + var typeArgumentTypes = fillMissingTypeArguments(ts.map(typeArgumentNodes, getTypeFromTypeNode), typeParameters, getMinTypeArgumentCount(typeParameters), isJavascript); var mapper; - for (var i = 0; i < typeParameters.length; i++) { - if (typeArgumentsAreAssignable /* so far */) { - var constraint = getConstraintOfTypeParameter(typeParameters[i]); - if (constraint) { - var errorInfo = void 0; - var typeArgumentHeadMessage = ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1; - if (reportErrors && headMessage) { - errorInfo = ts.chainDiagnosticMessages(errorInfo, typeArgumentHeadMessage); - typeArgumentHeadMessage = headMessage; - } - if (!mapper) { - mapper = createTypeMapper(typeParameters, typeArgumentTypes); - } - var typeArgument = typeArgumentTypes[i]; - typeArgumentsAreAssignable = checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), reportErrors ? typeArgumentNodes[i] : undefined, typeArgumentHeadMessage, errorInfo); - } + for (var i = 0; i < typeArgumentNodes.length; i++) { + ts.Debug.assert(typeParameters[i] !== undefined, "Should not call checkTypeArguments with too many type arguments"); + var constraint = getConstraintOfTypeParameter(typeParameters[i]); + if (!constraint) + continue; + var errorInfo = reportErrors && headMessage && ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); + var typeArgumentHeadMessage = headMessage || ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1; + if (!mapper) { + mapper = createTypeMapper(typeParameters, typeArgumentTypes); + } + var typeArgument = typeArgumentTypes[i]; + if (!checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), reportErrors ? typeArgumentNodes[i] : undefined, typeArgumentHeadMessage, errorInfo)) { + return false; + } + } + return typeArgumentTypes; + } + /** + * Check if the given signature can possibly be a signature called by the JSX opening-like element. + * @param node a JSX opening-like element we are trying to figure its call signature + * @param signature a candidate signature we are trying whether it is a call signature + * @param relation a relationship to check parameter and argument type + * @param excludeArgument + */ + function checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation) { + // JSX opening-like element has correct arity for stateless-function component if the one of the following condition is true: + // 1. callIsIncomplete + // 2. attributes property has same number of properties as the parameter object type. + // We can figure that out by resolving attributes property and check number of properties in the resolved type + // If the call has correct arity, we will then check if the argument type and parameter type is assignable + var callIsIncomplete = node.attributes.end === node.end; // If we are missing the close "/>", the call is incomplete + if (callIsIncomplete) { + return true; + } + var headMessage = ts.Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1; + // Stateless function components can have maximum of three arguments: "props", "context", and "updater". + // However "context" and "updater" are implicit and can't be specify by users. Only the first parameter, props, + // can be specified by users through attributes property. + var paramType = getTypeAtPosition(signature, 0); + var attributesType = checkExpressionWithContextualType(node.attributes, paramType, /*contextualMapper*/ undefined); + var argProperties = getPropertiesOfType(attributesType); + for (var _i = 0, argProperties_1 = argProperties; _i < argProperties_1.length; _i++) { + var arg = argProperties_1[_i]; + if (!getPropertyOfType(paramType, arg.escapedName) && isUnhyphenatedJsxName(arg.escapedName)) { + return false; } } - return typeArgumentsAreAssignable; + return checkTypeRelatedTo(attributesType, paramType, relation, /*errorNode*/ undefined, headMessage); } function checkApplicableSignature(node, args, signature, relation, excludeArgument, reportErrors) { + if (ts.isJsxOpeningLikeElement(node)) { + return checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation); + } var thisType = getThisTypeOfSignature(signature); - if (thisType && thisType !== voidType && node.kind !== 180 /* NewExpression */) { + if (thisType && thisType !== voidType && node.kind !== 182 /* NewExpression */) { // If the called expression is not of the form `x.f` or `x["f"]`, then sourceType = voidType // If the signature's 'this' type is voidType, then the check is skipped -- anything is compatible. // If the expression is a new expression, then the check is skipped. @@ -36004,18 +38001,20 @@ var ts; for (var i = 0; i < argCount; i++) { var arg = getEffectiveArgument(node, args, i); // If the effective argument is 'undefined', then it is an argument that is present but is synthetic. - if (arg === undefined || arg.kind !== 198 /* OmittedExpression */) { + if (arg === undefined || arg.kind !== 200 /* OmittedExpression */) { // Check spread elements against rest type (from arity check we know spread argument corresponds to a rest parameter) var paramType = getTypeAtPosition(signature, i); - var argType = getEffectiveArgumentType(node, i); - // If the effective argument type is 'undefined', there is no synthetic type - // for the argument. In that case, we should check the argument. - if (argType === undefined) { - argType = checkExpressionWithContextualType(arg, paramType, excludeArgument && excludeArgument[i] ? identityMapper : undefined); - } + // If the effective argument type is undefined, there is no synthetic type for the argument. + // In that case, we should check the argument. + var argType = getEffectiveArgumentType(node, i) || + checkExpressionWithContextualType(arg, paramType, excludeArgument && excludeArgument[i] ? identityMapper : undefined); + // If one or more arguments are still excluded (as indicated by a non-null excludeArgument parameter), + // we obtain the regular type of any object literal arguments because we may not have inferred complete + // parameter types yet and therefore excess property checks may yield false positives (see #17041). + var checkArgType = excludeArgument ? getRegularTypeOfObjectLiteral(argType) : argType; // Use argument expression as error location when reporting errors var errorNode = reportErrors ? getEffectiveArgumentErrorNode(node, i, arg) : undefined; - if (!checkTypeRelatedTo(argType, paramType, relation, errorNode, headMessage)) { + if (!checkTypeRelatedTo(checkArgType, paramType, relation, errorNode, headMessage)) { return false; } } @@ -36026,12 +38025,12 @@ var ts; * Returns the this argument in calls like x.f(...) and x[f](...). Undefined otherwise. */ function getThisArgumentOfCall(node) { - if (node.kind === 179 /* CallExpression */) { + if (node.kind === 181 /* CallExpression */) { var callee = node.expression; - if (callee.kind === 177 /* PropertyAccessExpression */) { + if (callee.kind === 179 /* PropertyAccessExpression */) { return callee.expression; } - else if (callee.kind === 178 /* ElementAccessExpression */) { + else if (callee.kind === 180 /* ElementAccessExpression */) { return callee.expression; } } @@ -36046,54 +38045,56 @@ var ts; * will be supplied from calls to `getEffectiveArgumentCount` and `getEffectiveArgumentType`. */ function getEffectiveCallArguments(node) { - var args; - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (node.kind === 183 /* TaggedTemplateExpression */) { var template = node.template; - args = [undefined]; - if (template.kind === 194 /* TemplateExpression */) { + var args_4 = [undefined]; + if (template.kind === 196 /* TemplateExpression */) { ts.forEach(template.templateSpans, function (span) { - args.push(span.expression); + args_4.push(span.expression); }); } + return args_4; } - else if (node.kind === 145 /* Decorator */) { + else if (node.kind === 147 /* Decorator */) { // For a decorator, we return undefined as we will determine // the number and types of arguments for a decorator using // `getEffectiveArgumentCount` and `getEffectiveArgumentType` below. return undefined; } + else if (ts.isJsxOpeningLikeElement(node)) { + return node.attributes.properties.length > 0 ? [node.attributes] : ts.emptyArray; + } else { - args = node.arguments || emptyArray; - } - return args; - } - /** - * Returns the effective argument count for a node that works like a function invocation. - * If 'node' is a Decorator, the number of arguments is derived from the decoration - * target and the signature: - * If 'node.target' is a class declaration or class expression, the effective argument - * count is 1. - * If 'node.target' is a parameter declaration, the effective argument count is 3. - * If 'node.target' is a property declaration, the effective argument count is 2. - * If 'node.target' is a method or accessor declaration, the effective argument count - * is 3, although it can be 2 if the signature only accepts two arguments, allowing - * us to match a property decorator. - * Otherwise, the argument count is the length of the 'args' array. - */ + return node.arguments || ts.emptyArray; + } + } + /** + * Returns the effective argument count for a node that works like a function invocation. + * If 'node' is a Decorator, the number of arguments is derived from the decoration + * target and the signature: + * If 'node.target' is a class declaration or class expression, the effective argument + * count is 1. + * If 'node.target' is a parameter declaration, the effective argument count is 3. + * If 'node.target' is a property declaration, the effective argument count is 2. + * If 'node.target' is a method or accessor declaration, the effective argument count + * is 3, although it can be 2 if the signature only accepts two arguments, allowing + * us to match a property decorator. + * Otherwise, the argument count is the length of the 'args' array. + */ function getEffectiveArgumentCount(node, args, signature) { - if (node.kind === 145 /* Decorator */) { + if (node.kind === 147 /* Decorator */) { switch (node.parent.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: // A class decorator will have one argument (see `ClassDecorator` in core.d.ts) return 1; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: // A property declaration decorator will have two arguments (see // `PropertyDecorator` in core.d.ts) return 2; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: // A method or accessor declaration decorator will have two or three arguments (see // `PropertyDecorator` and `MethodDecorator` in core.d.ts) // If we are emitting decorators for ES3, we will only pass two arguments. @@ -36103,7 +38104,7 @@ var ts; // If the method decorator signature only accepts a target and a key, we will only // type check those arguments. return signature.parameters.length >= 3 ? 3 : 2; - case 144 /* Parameter */: + case 146 /* Parameter */: // A parameter declaration decorator will have three arguments (see // `ParameterDecorator` in core.d.ts) return 3; @@ -36114,38 +38115,38 @@ var ts; } } /** - * Returns the effective type of the first argument to a decorator. - * If 'node' is a class declaration or class expression, the effective argument type - * is the type of the static side of the class. - * If 'node' is a parameter declaration, the effective argument type is either the type - * of the static or instance side of the class for the parameter's parent method, - * depending on whether the method is declared static. - * For a constructor, the type is always the type of the static side of the class. - * If 'node' is a property, method, or accessor declaration, the effective argument - * type is the type of the static or instance side of the parent class for class - * element, depending on whether the element is declared static. - */ + * Returns the effective type of the first argument to a decorator. + * If 'node' is a class declaration or class expression, the effective argument type + * is the type of the static side of the class. + * If 'node' is a parameter declaration, the effective argument type is either the type + * of the static or instance side of the class for the parameter's parent method, + * depending on whether the method is declared static. + * For a constructor, the type is always the type of the static side of the class. + * If 'node' is a property, method, or accessor declaration, the effective argument + * type is the type of the static or instance side of the parent class for class + * element, depending on whether the element is declared static. + */ function getEffectiveDecoratorFirstArgumentType(node) { // The first argument to a decorator is its `target`. - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { // For a class decorator, the `target` is the type of the class (e.g. the // "static" or "constructor" side of the class) var classSymbol = getSymbolOfNode(node); return getTypeOfSymbol(classSymbol); } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { // For a parameter decorator, the `target` is the parent type of the // parameter's containing method. node = node.parent; - if (node.kind === 150 /* Constructor */) { + if (node.kind === 152 /* Constructor */) { var classSymbol = getSymbolOfNode(node); return getTypeOfSymbol(classSymbol); } } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 149 /* PropertyDeclaration */ || + node.kind === 151 /* MethodDeclaration */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // For a property or method decorator, the `target` is the // "static"-side type of the parent of the member if the member is // declared "static"; otherwise, it is the "instance"-side type of the @@ -36156,50 +38157,53 @@ var ts; return unknownType; } /** - * Returns the effective type for the second argument to a decorator. - * If 'node' is a parameter, its effective argument type is one of the following: - * If 'node.parent' is a constructor, the effective argument type is 'any', as we - * will emit `undefined`. - * If 'node.parent' is a member with an identifier, numeric, or string literal name, - * the effective argument type will be a string literal type for the member name. - * If 'node.parent' is a computed property name, the effective argument type will - * either be a symbol type or the string type. - * If 'node' is a member with an identifier, numeric, or string literal name, the - * effective argument type will be a string literal type for the member name. - * If 'node' is a computed property name, the effective argument type will either - * be a symbol type or the string type. - * A class decorator does not have a second argument type. - */ + * Returns the effective type for the second argument to a decorator. + * If 'node' is a parameter, its effective argument type is one of the following: + * If 'node.parent' is a constructor, the effective argument type is 'any', as we + * will emit `undefined`. + * If 'node.parent' is a member with an identifier, numeric, or string literal name, + * the effective argument type will be a string literal type for the member name. + * If 'node.parent' is a computed property name, the effective argument type will + * either be a symbol type or the string type. + * If 'node' is a member with an identifier, numeric, or string literal name, the + * effective argument type will be a string literal type for the member name. + * If 'node' is a computed property name, the effective argument type will either + * be a symbol type or the string type. + * A class decorator does not have a second argument type. + */ function getEffectiveDecoratorSecondArgumentType(node) { // The second argument to a decorator is its `propertyKey` - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { ts.Debug.fail("Class decorators should not have a second synthetic argument."); return unknownType; } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { node = node.parent; - if (node.kind === 150 /* Constructor */) { + if (node.kind === 152 /* Constructor */) { // For a constructor parameter decorator, the `propertyKey` will be `undefined`. return anyType; } + // For a non-constructor parameter decorator, the `propertyKey` will be either + // a string or a symbol, based on the name of the parameter's containing method. } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 149 /* PropertyDeclaration */ || + node.kind === 151 /* MethodDeclaration */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // The `propertyKey` for a property or method decorator will be a // string literal type if the member name is an identifier, number, or string; // otherwise, if the member name is a computed property name it will // be either string or symbol. var element = node; switch (element.name.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: + return getLiteralType(ts.idText(element.name)); case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - return getLiteralTypeForText(32 /* StringLiteral */, element.name.text); - case 142 /* ComputedPropertyName */: + return getLiteralType(element.name.text); + case 144 /* ComputedPropertyName */: var nameType = checkComputedPropertyName(element.name); - if (isTypeOfKind(nameType, 512 /* ESSymbol */)) { + if (isTypeAssignableToKind(nameType, 512 /* ESSymbol */)) { return nameType; } else { @@ -36214,30 +38218,30 @@ var ts; return unknownType; } /** - * Returns the effective argument type for the third argument to a decorator. - * If 'node' is a parameter, the effective argument type is the number type. - * If 'node' is a method or accessor, the effective argument type is a - * `TypedPropertyDescriptor` instantiated with the type of the member. - * Class and property decorators do not have a third effective argument. - */ + * Returns the effective argument type for the third argument to a decorator. + * If 'node' is a parameter, the effective argument type is the number type. + * If 'node' is a method or accessor, the effective argument type is a + * `TypedPropertyDescriptor` instantiated with the type of the member. + * Class and property decorators do not have a third effective argument. + */ function getEffectiveDecoratorThirdArgumentType(node) { // The third argument to a decorator is either its `descriptor` for a method decorator // or its `parameterIndex` for a parameter decorator - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 229 /* ClassDeclaration */) { ts.Debug.fail("Class decorators should not have a third synthetic argument."); return unknownType; } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { // The `parameterIndex` for a parameter decorator is always a number return numberType; } - if (node.kind === 147 /* PropertyDeclaration */) { + if (node.kind === 149 /* PropertyDeclaration */) { ts.Debug.fail("Property decorators should not have a third synthetic argument."); return unknownType; } - if (node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 151 /* MethodDeclaration */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // The `descriptor` for a method decorator will be a `TypedPropertyDescriptor` // for the type of the member. var propertyType = getTypeOfNode(node); @@ -36247,8 +38251,8 @@ var ts; return unknownType; } /** - * Returns the effective argument type for the provided argument to a decorator. - */ + * Returns the effective argument type for the provided argument to a decorator. + */ function getEffectiveDecoratorArgumentType(node, argIndex) { if (argIndex === 0) { return getEffectiveDecoratorFirstArgumentType(node.parent); @@ -36263,16 +38267,16 @@ var ts; return unknownType; } /** - * Gets the effective argument type for an argument in a call expression. - */ + * Gets the effective argument type for an argument in a call expression. + */ function getEffectiveArgumentType(node, argIndex) { // Decorators provide special arguments, a tagged template expression provides // a special first argument, and string literals get string literal types // unless we're reporting errors - if (node.kind === 145 /* Decorator */) { + if (node.kind === 147 /* Decorator */) { return getEffectiveDecoratorArgumentType(node, argIndex); } - else if (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */) { + else if (argIndex === 0 && node.kind === 183 /* TaggedTemplateExpression */) { return getGlobalTemplateStringsArrayType(); } // This is not a synthetic argument, so we return 'undefined' @@ -36280,25 +38284,25 @@ var ts; return undefined; } /** - * Gets the effective argument expression for an argument in a call expression. - */ + * Gets the effective argument expression for an argument in a call expression. + */ function getEffectiveArgument(node, args, argIndex) { // For a decorator or the first argument of a tagged template expression we return undefined. - if (node.kind === 145 /* Decorator */ || - (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */)) { + if (node.kind === 147 /* Decorator */ || + (argIndex === 0 && node.kind === 183 /* TaggedTemplateExpression */)) { return undefined; } return args[argIndex]; } /** - * Gets the error node to use when reporting errors for an effective argument. - */ + * Gets the error node to use when reporting errors for an effective argument. + */ function getEffectiveArgumentErrorNode(node, argIndex, arg) { - if (node.kind === 145 /* Decorator */) { + if (node.kind === 147 /* Decorator */) { // For a decorator, we use the expression of the decorator for error reporting. return node.expression; } - else if (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */) { + else if (argIndex === 0 && node.kind === 183 /* TaggedTemplateExpression */) { // For a the first argument of a tagged template expression, we use the template of the tag for error reporting. return node.template; } @@ -36306,14 +38310,15 @@ var ts; return arg; } } - function resolveCall(node, signatures, candidatesOutArray, headMessage) { - var isTaggedTemplate = node.kind === 181 /* TaggedTemplateExpression */; - var isDecorator = node.kind === 145 /* Decorator */; + function resolveCall(node, signatures, candidatesOutArray, fallbackError) { + var isTaggedTemplate = node.kind === 183 /* TaggedTemplateExpression */; + var isDecorator = node.kind === 147 /* Decorator */; + var isJsxOpeningOrSelfClosingElement = ts.isJsxOpeningLikeElement(node); var typeArguments; - if (!isTaggedTemplate && !isDecorator) { + if (!isTaggedTemplate && !isDecorator && !isJsxOpeningOrSelfClosingElement) { typeArguments = node.typeArguments; // We already perform checking on the type arguments on the class declaration itself. - if (node.expression.kind !== 96 /* SuperKeyword */) { + if (node.expression.kind !== 97 /* SuperKeyword */) { ts.forEach(typeArguments, checkSourceElement); } } @@ -36321,7 +38326,7 @@ var ts; // reorderCandidates fills up the candidates array directly reorderCandidates(signatures, candidates); if (!candidates.length) { - reportError(ts.Diagnostics.Supplied_parameters_do_not_match_any_signature_of_call_target); + diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Call_target_does_not_contain_any_signatures)); return resolveErrorCall(node); } var args = getEffectiveCallArguments(node); @@ -36339,8 +38344,10 @@ var ts; // // For a decorator, no arguments are susceptible to contextual typing due to the fact // decorators are applied to a declaration by the emitter, and not to an expression. + var isSingleNonGenericCandidate = candidates.length === 1 && !candidates[0].typeParameters; var excludeArgument; - if (!isDecorator) { + var excludeCount = 0; + if (!isDecorator && !isSingleNonGenericCandidate) { // We do not need to call `getEffectiveArgumentCount` here as it only // applies when calculating the number of arguments for a decorator. for (var i = isTaggedTemplate ? 1 : 0; i < args.length; i++) { @@ -36349,6 +38356,7 @@ var ts; excludeArgument = new Array(args.length); } excludeArgument[i] = true; + excludeCount++; } } } @@ -36359,9 +38367,9 @@ var ts; // was fine. So if there is any overload that is only incorrect because of an // argument, we will report an error on that one. // - // function foo(s: string) {} - // function foo(n: number) {} // Report argument error on this overload - // function foo() {} + // function foo(s: string): void; + // function foo(n: number): void; // Report argument error on this overload + // function foo(): void; // foo(true); // // If none of the overloads even made it that far, there are two possibilities. @@ -36369,17 +38377,16 @@ var ts; // report an error on that. Or none of the overloads even had correct arity, // in which case give an arity error. // - // function foo(x: T, y: T) {} // Report type argument inference error - // function foo() {} - // foo(0, true); + // function foo(x: T): void; // Report type argument error + // function foo(): void; + // foo(0); // var candidateForArgumentError; var candidateForTypeArgumentError; - var resultOfFailedInference; var result; // If we are in signature help, a trailing comma indicates that we intend to provide another argument, // so we will only accept overloads with arity at least 1 higher than the current number of provided arguments. - var signatureHelpTrailingComma = candidatesOutArray && node.kind === 179 /* CallExpression */ && node.arguments.hasTrailingComma; + var signatureHelpTrailingComma = candidatesOutArray && node.kind === 181 /* CallExpression */ && node.arguments.hasTrailingComma; // Section 4.12.1: // if the candidate list contains one or more signatures for which the type of each argument // expression is a subtype of each corresponding parameter type, the return type of the first @@ -36394,10 +38401,6 @@ var ts; result = chooseOverload(candidates, subtypeRelation, signatureHelpTrailingComma); } if (!result) { - // Reinitialize these pointers for round two - candidateForArgumentError = undefined; - candidateForTypeArgumentError = undefined; - resultOfFailedInference = undefined; result = chooseOverload(candidates, assignableRelation, signatureHelpTrailingComma); } if (result) { @@ -36408,6 +38411,10 @@ var ts; // If candidate is undefined, it means that no candidates had a suitable arity. In that case, // skip the checkApplicableSignature check. if (candidateForArgumentError) { + if (isJsxOpeningOrSelfClosingElement) { + // We do not report any error here because any error will be handled in "resolveCustomJsxElementAttributesType". + return candidateForArgumentError; + } // excludeArgument is undefined, in this case also equivalent to [undefined, undefined, ...] // The importance of excludeArgument is to prevent us from typing function expression parameters // in arguments too early. If possible, we'd like to only type them once we know the correct @@ -36416,123 +38423,158 @@ var ts; checkApplicableSignature(node, args, candidateForArgumentError, assignableRelation, /*excludeArgument*/ undefined, /*reportErrors*/ true); } else if (candidateForTypeArgumentError) { - if (!isTaggedTemplate && !isDecorator && typeArguments) { - var typeArguments_2 = node.typeArguments; - checkTypeArguments(candidateForTypeArgumentError, typeArguments_2, ts.map(typeArguments_2, getTypeFromTypeNode), /*reportErrors*/ true, headMessage); - } - else { - ts.Debug.assert(resultOfFailedInference.failedTypeParameterIndex >= 0); - var failedTypeParameter = candidateForTypeArgumentError.typeParameters[resultOfFailedInference.failedTypeParameterIndex]; - var inferenceCandidates = getInferenceCandidates(resultOfFailedInference, resultOfFailedInference.failedTypeParameterIndex); - var diagnosticChainHead = ts.chainDiagnosticMessages(/*details*/ undefined, // details will be provided by call to reportNoCommonSupertypeError - ts.Diagnostics.The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly, typeToString(failedTypeParameter)); - if (headMessage) { - diagnosticChainHead = ts.chainDiagnosticMessages(diagnosticChainHead, headMessage); - } - reportNoCommonSupertypeError(inferenceCandidates, node.expression || node.tag, diagnosticChainHead); - } - } - else { - reportError(ts.Diagnostics.Supplied_parameters_do_not_match_any_signature_of_call_target); + checkTypeArguments(candidateForTypeArgumentError, node.typeArguments, /*reportErrors*/ true, fallbackError); + } + else if (typeArguments && ts.every(signatures, function (sig) { return ts.length(sig.typeParameters) !== typeArguments.length; })) { + var min = Number.POSITIVE_INFINITY; + var max = Number.NEGATIVE_INFINITY; + for (var _i = 0, signatures_5 = signatures; _i < signatures_5.length; _i++) { + var sig = signatures_5[_i]; + min = Math.min(min, getMinTypeArgumentCount(sig.typeParameters)); + max = Math.max(max, ts.length(sig.typeParameters)); + } + var paramCount = min < max ? min + "-" + max : min; + diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Expected_0_type_arguments_but_got_1, paramCount, typeArguments.length)); + } + else if (args) { + var min = Number.POSITIVE_INFINITY; + var max = Number.NEGATIVE_INFINITY; + for (var _a = 0, signatures_6 = signatures; _a < signatures_6.length; _a++) { + var sig = signatures_6[_a]; + min = Math.min(min, sig.minArgumentCount); + max = Math.max(max, sig.parameters.length); + } + var hasRestParameter_1 = ts.some(signatures, function (sig) { return sig.hasRestParameter; }); + var hasSpreadArgument = getSpreadArgumentIndex(args) > -1; + var paramCount = hasRestParameter_1 ? min : + min < max ? min + "-" + max : + min; + var argCount = args.length - (hasSpreadArgument ? 1 : 0); + var error_1 = hasRestParameter_1 && hasSpreadArgument ? ts.Diagnostics.Expected_at_least_0_arguments_but_got_a_minimum_of_1 : + hasRestParameter_1 ? ts.Diagnostics.Expected_at_least_0_arguments_but_got_1 : + hasSpreadArgument ? ts.Diagnostics.Expected_0_arguments_but_got_a_minimum_of_1 : + ts.Diagnostics.Expected_0_arguments_but_got_1; + diagnostics.add(ts.createDiagnosticForNode(node, error_1, paramCount, argCount)); + } + else if (fallbackError) { + diagnostics.add(ts.createDiagnosticForNode(node, fallbackError)); } // No signature was applicable. We have already reported the errors for the invalid signature. - // If this is a type resolution session, e.g. Language Service, try to get better information that anySignature. - // Pick the first candidate that matches the arity. This way we can get a contextual type for cases like: - // declare function f(a: { xa: number; xb: number; }); - // f({ | + // If this is a type resolution session, e.g. Language Service, try to get better information than anySignature. + // Pick the longest signature. This way we can get a contextual type for cases like: + // declare function f(a: { xa: number; xb: number; }, b: number); + // f({ | + // Also, use explicitly-supplied type arguments if they are provided, so we can get a contextual signature in cases like: + // declare function f(k: keyof T); + // f(" if (!produceDiagnostics) { - for (var _i = 0, candidates_1 = candidates; _i < candidates_1.length; _i++) { - var candidate = candidates_1[_i]; - if (hasCorrectArity(node, args, candidate)) { - if (candidate.typeParameters && typeArguments) { - candidate = getSignatureInstantiation(candidate, ts.map(typeArguments, getTypeFromTypeNode)); - } - return candidate; + ts.Debug.assert(candidates.length > 0); // Else would have exited above. + var bestIndex = getLongestCandidateIndex(candidates, apparentArgumentCount === undefined ? args.length : apparentArgumentCount); + var candidate = candidates[bestIndex]; + var typeParameters = candidate.typeParameters; + if (typeParameters && callLikeExpressionMayHaveTypeArguments(node) && node.typeArguments) { + var typeArguments_1 = node.typeArguments.map(getTypeOfNode); + while (typeArguments_1.length > typeParameters.length) { + typeArguments_1.pop(); + } + while (typeArguments_1.length < typeParameters.length) { + typeArguments_1.push(getDefaultTypeArgumentType(ts.isInJavaScriptFile(node))); } + var instantiated = createSignatureInstantiation(candidate, typeArguments_1); + candidates[bestIndex] = instantiated; + return instantiated; } + return candidate; } return resolveErrorCall(node); - function reportError(message, arg0, arg1, arg2) { - var errorInfo; - errorInfo = ts.chainDiagnosticMessages(errorInfo, message, arg0, arg1, arg2); - if (headMessage) { - errorInfo = ts.chainDiagnosticMessages(errorInfo, headMessage); - } - diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(node, errorInfo)); - } function chooseOverload(candidates, relation, signatureHelpTrailingComma) { if (signatureHelpTrailingComma === void 0) { signatureHelpTrailingComma = false; } - for (var _i = 0, candidates_2 = candidates; _i < candidates_2.length; _i++) { - var originalCandidate = candidates_2[_i]; + candidateForArgumentError = undefined; + candidateForTypeArgumentError = undefined; + if (isSingleNonGenericCandidate) { + var candidate = candidates[0]; + if (!hasCorrectArity(node, args, candidate, signatureHelpTrailingComma)) { + return undefined; + } + if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, /*reportErrors*/ false)) { + candidateForArgumentError = candidate; + return undefined; + } + return candidate; + } + for (var candidateIndex = 0; candidateIndex < candidates.length; candidateIndex++) { + var originalCandidate = candidates[candidateIndex]; if (!hasCorrectArity(node, args, originalCandidate, signatureHelpTrailingComma)) { continue; } var candidate = void 0; - var typeArgumentsAreValid = void 0; - var inferenceContext = originalCandidate.typeParameters - ? createInferenceContext(originalCandidate, /*inferUnionTypes*/ false) - : undefined; + var inferenceContext = originalCandidate.typeParameters ? + createInferenceContext(originalCandidate, /*flags*/ ts.isInJavaScriptFile(node) ? 4 /* AnyDefault */ : 0) : + undefined; while (true) { candidate = originalCandidate; if (candidate.typeParameters) { var typeArgumentTypes = void 0; if (typeArguments) { - typeArgumentTypes = ts.map(typeArguments, getTypeFromTypeNode); - typeArgumentsAreValid = checkTypeArguments(candidate, typeArguments, typeArgumentTypes, /*reportErrors*/ false); + var typeArgumentResult = checkTypeArguments(candidate, typeArguments, /*reportErrors*/ false); + if (typeArgumentResult) { + typeArgumentTypes = typeArgumentResult; + } + else { + candidateForTypeArgumentError = originalCandidate; + break; + } } else { - inferTypeArguments(node, candidate, args, excludeArgument, inferenceContext); - typeArgumentsAreValid = inferenceContext.failedTypeParameterIndex === undefined; - typeArgumentTypes = inferenceContext.inferredTypes; + typeArgumentTypes = inferTypeArguments(node, candidate, args, excludeArgument, inferenceContext); } - if (!typeArgumentsAreValid) { - break; - } - candidate = getSignatureInstantiation(candidate, typeArgumentTypes); + var isJavascript = ts.isInJavaScriptFile(candidate.declaration); + candidate = getSignatureInstantiation(candidate, typeArgumentTypes, isJavascript); } if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, /*reportErrors*/ false)) { + candidateForArgumentError = candidate; break; } - var index = excludeArgument ? ts.indexOf(excludeArgument, true) : -1; - if (index < 0) { + if (excludeCount === 0) { + candidates[candidateIndex] = candidate; return candidate; } - excludeArgument[index] = false; - } - // A post-mortem of this iteration of the loop. The signature was not applicable, - // so we want to track it as a candidate for reporting an error. If the candidate - // had no type parameters, or had no issues related to type arguments, we can - // report an error based on the arguments. If there was an issue with type - // arguments, then we can only report an error based on the type arguments. - if (originalCandidate.typeParameters) { - var instantiatedCandidate = candidate; - if (typeArgumentsAreValid) { - candidateForArgumentError = instantiatedCandidate; + excludeCount--; + if (excludeCount > 0) { + excludeArgument[ts.indexOf(excludeArgument, /*value*/ true)] = false; } else { - candidateForTypeArgumentError = originalCandidate; - if (!typeArguments) { - resultOfFailedInference = inferenceContext; - } + excludeArgument = undefined; } } - else { - ts.Debug.assert(originalCandidate === candidate); - candidateForArgumentError = originalCandidate; - } } return undefined; } } + function getLongestCandidateIndex(candidates, argsCount) { + var maxParamsIndex = -1; + var maxParams = -1; + for (var i = 0; i < candidates.length; i++) { + var candidate = candidates[i]; + if (candidate.hasRestParameter || candidate.parameters.length >= argsCount) { + return i; + } + if (candidate.parameters.length > maxParams) { + maxParams = candidate.parameters.length; + maxParamsIndex = i; + } + } + return maxParamsIndex; + } function resolveCallExpression(node, candidatesOutArray) { - if (node.expression.kind === 96 /* SuperKeyword */) { + if (node.expression.kind === 97 /* SuperKeyword */) { var superType = checkSuperExpression(node.expression); if (superType !== unknownType) { // In super call, the candidate signatures are the matching arity signatures of the base constructor function instantiated // with the type arguments specified in the extends clause. var baseTypeNode = ts.getClassExtendsHeritageClauseElement(ts.getContainingClass(node)); if (baseTypeNode) { - var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments); + var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments, baseTypeNode); return resolveCall(node, baseConstructors, candidatesOutArray); } } @@ -36621,15 +38663,6 @@ var ts; // Another error has already been reported return resolveErrorCall(node); } - // If the expression is a class of abstract type, then it cannot be instantiated. - // Note, only class declarations can be declared abstract. - // In the case of a merged class-module or class-interface declaration, - // only the class declaration node will have the Abstract flag set. - var valueDecl = expressionType.symbol && getClassLikeDeclarationOfSymbol(expressionType.symbol); - if (valueDecl && ts.getModifierFlags(valueDecl) & 128 /* Abstract */) { - error(node, ts.Diagnostics.Cannot_create_an_instance_of_the_abstract_class_0, ts.declarationNameToString(valueDecl.name)); - return resolveErrorCall(node); - } // TS 1.0 spec: 4.11 // If expressionType is of type Any, Args can be any argument // list and the result of the operation is of type Any. @@ -36648,6 +38681,15 @@ var ts; if (!isConstructorAccessible(node, constructSignatures[0])) { return resolveErrorCall(node); } + // If the expression is a class of abstract type, then it cannot be instantiated. + // Note, only class declarations can be declared abstract. + // In the case of a merged class-module or class-interface declaration, + // only the class declaration node will have the Abstract flag set. + var valueDecl = expressionType.symbol && getClassLikeDeclarationOfSymbol(expressionType.symbol); + if (valueDecl && ts.hasModifier(valueDecl, 128 /* Abstract */)) { + error(node, ts.Diagnostics.Cannot_create_an_instance_of_the_abstract_class_0, ts.declarationNameToString(ts.getNameOfDeclaration(valueDecl))); + return resolveErrorCall(node); + } return resolveCall(node, constructSignatures, candidatesOutArray); } // If expressionType's apparent type is an object type with no construct signatures but @@ -36657,7 +38699,7 @@ var ts; var callSignatures = getSignaturesOfType(expressionType, 0 /* Call */); if (callSignatures.length) { var signature = resolveCall(node, callSignatures, candidatesOutArray); - if (getReturnTypeOfSignature(signature) !== voidType) { + if (!isJavaScriptConstructor(signature.declaration) && getReturnTypeOfSignature(signature) !== voidType) { error(node, ts.Diagnostics.Only_a_void_function_can_be_called_with_the_new_keyword); } if (getThisTypeOfSignature(signature) === voidType) { @@ -36673,9 +38715,9 @@ var ts; return true; } var declaration = signature.declaration; - var modifiers = ts.getModifierFlags(declaration); + var modifiers = ts.getSelectedModifierFlags(declaration, 24 /* NonPublicAccessibilityModifier */); // Public constructor is accessible. - if (!(modifiers & 24 /* NonPublicAccessibilityModifier */)) { + if (!modifiers) { return true; } var declaringClassDeclaration = getClassLikeDeclarationOfSymbol(declaration.parent.symbol); @@ -36724,26 +38766,26 @@ var ts; return resolveCall(node, callSignatures, candidatesOutArray); } /** - * Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression. - */ + * Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression. + */ function getDiagnosticHeadMessageForDecoratorResolution(node) { switch (node.parent.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: return ts.Diagnostics.Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression; - case 144 /* Parameter */: + case 146 /* Parameter */: return ts.Diagnostics.Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: return ts.Diagnostics.Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return ts.Diagnostics.Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression; } } /** - * Resolves a decorator as if it were a call expression. - */ + * Resolves a decorator as if it were a call expression. + */ function resolveDecorator(node, candidatesOutArray) { var funcType = checkExpression(node.expression); var apparentType = getApparentType(funcType); @@ -36755,6 +38797,11 @@ var ts; if (isUntypedFunctionCall(funcType, apparentType, callSignatures.length, constructSignatures.length)) { return resolveUntypedCall(node); } + if (isPotentiallyUncalledDecorator(node, callSignatures)) { + var nodeStr = ts.getTextOfNode(node.expression, /*includeTrivia*/ false); + error(node, ts.Diagnostics._0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0, nodeStr); + return resolveErrorCall(node); + } var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node); if (!callSignatures.length) { var errorInfo = void 0; @@ -36765,21 +38812,82 @@ var ts; } return resolveCall(node, callSignatures, candidatesOutArray, headMessage); } + /** + * Sometimes, we have a decorator that could accept zero arguments, + * but is receiving too many arguments as part of the decorator invocation. + * In those cases, a user may have meant to *call* the expression before using it as a decorator. + */ + function isPotentiallyUncalledDecorator(decorator, signatures) { + return signatures.length && ts.every(signatures, function (signature) { + return signature.minArgumentCount === 0 && + !signature.hasRestParameter && + signature.parameters.length < getEffectiveArgumentCount(decorator, /*args*/ undefined, signature); + }); + } + /** + * This function is similar to getResolvedSignature but is exclusively for trying to resolve JSX stateless-function component. + * The main reason we have to use this function instead of getResolvedSignature because, the caller of this function will already check the type of openingLikeElement's tagName + * and pass the type as elementType. The elementType can not be a union (as such case should be handled by the caller of this function) + * Note: at this point, we are still not sure whether the opening-like element is a stateless function component or not. + * @param openingLikeElement an opening-like JSX element to try to resolve as JSX stateless function + * @param elementType an element type of the opneing-like element by checking opening-like element's tagname. + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + */ + function getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + return resolveStatelessJsxOpeningLikeElement(openingLikeElement, elementType, candidatesOutArray); + } + /** + * Try treating a given opening-like element as stateless function component and resolve a tagName to a function signature. + * @param openingLikeElement an JSX opening-like element we want to try resolve its stateless function if possible + * @param elementType a type of the opening-like JSX element, a result of resolving tagName in opening-like element. + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + * @return a resolved signature if we can find function matching function signature through resolve call or a first signature in the list of functions. + * otherwise return undefined if tag-name of the opening-like element doesn't have call signatures + */ + function resolveStatelessJsxOpeningLikeElement(openingLikeElement, elementType, candidatesOutArray) { + // If this function is called from language service, elementType can be a union type. This is not possible if the function is called from compiler (see: resolveCustomJsxElementAttributesType) + if (elementType.flags & 65536 /* Union */) { + var types = elementType.types; + var result = void 0; + for (var _i = 0, types_17 = types; _i < types_17.length; _i++) { + var type = types_17[_i]; + result = result || resolveStatelessJsxOpeningLikeElement(openingLikeElement, type, candidatesOutArray); + } + return result; + } + var callSignatures = elementType && getSignaturesOfType(elementType, 0 /* Call */); + if (callSignatures && callSignatures.length > 0) { + return resolveCall(openingLikeElement, callSignatures, candidatesOutArray); + } + return undefined; + } function resolveSignature(node, candidatesOutArray) { switch (node.kind) { - case 179 /* CallExpression */: + case 181 /* CallExpression */: return resolveCallExpression(node, candidatesOutArray); - case 180 /* NewExpression */: + case 182 /* NewExpression */: return resolveNewExpression(node, candidatesOutArray); - case 181 /* TaggedTemplateExpression */: + case 183 /* TaggedTemplateExpression */: return resolveTaggedTemplateExpression(node, candidatesOutArray); - case 145 /* Decorator */: + case 147 /* Decorator */: return resolveDecorator(node, candidatesOutArray); + case 251 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + // This code-path is called by language service + return resolveStatelessJsxOpeningLikeElement(node, checkExpression(node.tagName), candidatesOutArray) || unknownSignature; } - ts.Debug.fail("Branch in 'resolveSignature' should be unreachable."); + ts.Debug.assertNever(node, "Branch in 'resolveSignature' should be unreachable."); } - // candidatesOutArray is passed by signature help in the language service, and collectCandidates - // must fill it up with the appropriate candidate signatures + /** + * Resolve a signature of a given call-like expression. + * @param node a call-like expression to try resolve a signature for + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + * @return a signature of the call-like expression or undefined if one can't be found + */ function getResolvedSignature(node, candidatesOutArray) { var links = getNodeLinks(node); // If getResolvedSignature has already been called, we will have cached the resolvedSignature. @@ -36798,18 +38906,49 @@ var ts; links.resolvedSignature = flowLoopStart === flowLoopCount ? result : cached; return result; } - function getResolvedOrAnySignature(node) { - // If we're already in the process of resolving the given signature, don't resolve again as - // that could cause infinite recursion. Instead, return anySignature. - return getNodeLinks(node).resolvedSignature === resolvingSignature ? resolvingSignature : getResolvedSignature(node); + /** + * Indicates whether a declaration can be treated as a constructor in a JavaScript + * file. + */ + function isJavaScriptConstructor(node) { + if (node && ts.isInJavaScriptFile(node)) { + // If the node has a @class tag, treat it like a constructor. + if (ts.getJSDocClassTag(node)) + return true; + // If the symbol of the node has members, treat it like a constructor. + var symbol = ts.isFunctionDeclaration(node) || ts.isFunctionExpression(node) ? getSymbolOfNode(node) : + ts.isVariableDeclaration(node) && node.initializer && ts.isFunctionExpression(node.initializer) ? getSymbolOfNode(node.initializer) : + undefined; + return symbol && symbol.members !== undefined; + } + return false; + } + function getJavaScriptClassType(symbol) { + if (ts.isDeclarationOfFunctionOrClassExpression(symbol)) { + symbol = getSymbolOfNode(symbol.valueDeclaration.initializer); + } + if (isJavaScriptConstructor(symbol.valueDeclaration)) { + return getInferredClassType(symbol); + } + if (symbol.flags & 3 /* Variable */) { + var valueType = getTypeOfSymbol(symbol); + if (valueType.symbol && !isInferredClassType(valueType) && isJavaScriptConstructor(valueType.symbol.valueDeclaration)) { + return getInferredClassType(valueType.symbol); + } + } } function getInferredClassType(symbol) { var links = getSymbolLinks(symbol); if (!links.inferredClassType) { - links.inferredClassType = createAnonymousType(symbol, symbol.members, emptyArray, emptyArray, /*stringIndexType*/ undefined, /*numberIndexType*/ undefined); + links.inferredClassType = createAnonymousType(symbol, symbol.members || emptySymbols, ts.emptyArray, ts.emptyArray, /*stringIndexType*/ undefined, /*numberIndexType*/ undefined); } return links.inferredClassType; } + function isInferredClassType(type) { + return type.symbol + && getObjectFlags(type) & 16 /* Anonymous */ + && getSymbolLinks(type.symbol).inferredClassType === type; + } /** * Syntactically and semantically checks a call or new expression. * @param node The call/new expression to be checked. @@ -36817,30 +38956,32 @@ var ts; */ function checkCallExpression(node) { // Grammar checking; stop grammar-checking if checkGrammarTypeArguments return true - checkGrammarTypeArguments(node, node.typeArguments) || checkGrammarArguments(node, node.arguments); + checkGrammarTypeArguments(node, node.typeArguments) || checkGrammarArguments(node.arguments); var signature = getResolvedSignature(node); - if (node.expression.kind === 96 /* SuperKeyword */) { + if (node.expression.kind === 97 /* SuperKeyword */) { return voidType; } - if (node.kind === 180 /* NewExpression */) { + if (node.kind === 182 /* NewExpression */) { var declaration = signature.declaration; if (declaration && - declaration.kind !== 150 /* Constructor */ && - declaration.kind !== 154 /* ConstructSignature */ && - declaration.kind !== 159 /* ConstructorType */ && + declaration.kind !== 152 /* Constructor */ && + declaration.kind !== 156 /* ConstructSignature */ && + declaration.kind !== 161 /* ConstructorType */ && !ts.isJSDocConstructSignature(declaration)) { // When resolved signature is a call signature (and not a construct signature) the result type is any, unless // the declaring function had members created through 'x.prototype.y = expr' or 'this.y = expr' psuedodeclarations // in a JS file // Note:JS inferred classes might come from a variable declaration instead of a function declaration. // In this case, using getResolvedSymbol directly is required to avoid losing the members from the declaration. - var funcSymbol = node.expression.kind === 70 /* Identifier */ ? - getResolvedSymbol(node.expression) : - checkExpression(node.expression).symbol; - if (funcSymbol && funcSymbol.members && (funcSymbol.flags & 16 /* Function */ || ts.isDeclarationOfFunctionExpression(funcSymbol))) { - return getInferredClassType(funcSymbol); + var funcSymbol = checkExpression(node.expression).symbol; + if (!funcSymbol && node.expression.kind === 71 /* Identifier */) { + funcSymbol = getResolvedSymbol(node.expression); + } + var type = funcSymbol && getJavaScriptClassType(funcSymbol); + if (type) { + return type; } - else if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { error(node, ts.Diagnostics.new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type); } return anyType; @@ -36852,24 +38993,73 @@ var ts; } return getReturnTypeOfSignature(signature); } + function checkImportCallExpression(node) { + // Check grammar of dynamic import + checkGrammarArguments(node.arguments) || checkGrammarImportCallExpression(node); + if (node.arguments.length === 0) { + return createPromiseReturnType(node, anyType); + } + var specifier = node.arguments[0]; + var specifierType = checkExpressionCached(specifier); + // Even though multiple arugments is grammatically incorrect, type-check extra arguments for completion + for (var i = 1; i < node.arguments.length; ++i) { + checkExpressionCached(node.arguments[i]); + } + if (specifierType.flags & 2048 /* Undefined */ || specifierType.flags & 4096 /* Null */ || !isTypeAssignableTo(specifierType, stringType)) { + error(specifier, ts.Diagnostics.Dynamic_import_s_specifier_must_be_of_type_string_but_here_has_type_0, typeToString(specifierType)); + } + // resolveExternalModuleName will return undefined if the moduleReferenceExpression is not a string literal + var moduleSymbol = resolveExternalModuleName(node, specifier); + if (moduleSymbol) { + var esModuleSymbol = resolveESModuleSymbol(moduleSymbol, specifier, /*dontRecursivelyResolve*/ true); + if (esModuleSymbol) { + return createPromiseReturnType(node, getTypeWithSyntheticDefaultImportType(getTypeOfSymbol(esModuleSymbol), esModuleSymbol)); + } + } + return createPromiseReturnType(node, anyType); + } + function getTypeWithSyntheticDefaultImportType(type, symbol) { + if (allowSyntheticDefaultImports && type && type !== unknownType) { + var synthType = type; + if (!synthType.syntheticType) { + if (!getPropertyOfType(type, "default" /* Default */)) { + var memberTable = ts.createSymbolTable(); + var newSymbol = createSymbol(2097152 /* Alias */, "default" /* Default */); + newSymbol.target = resolveSymbol(symbol); + memberTable.set("default" /* Default */, newSymbol); + var anonymousSymbol = createSymbol(2048 /* TypeLiteral */, "__type" /* Type */); + var defaultContainingObject = createAnonymousType(anonymousSymbol, memberTable, ts.emptyArray, ts.emptyArray, /*stringIndexInfo*/ undefined, /*numberIndexInfo*/ undefined); + anonymousSymbol.type = defaultContainingObject; + synthType.syntheticType = getIntersectionType([type, defaultContainingObject]); + } + else { + synthType.syntheticType = type; + } + } + return synthType.syntheticType; + } + return type; + } function isCommonJsRequire(node) { if (!ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { return false; } // Make sure require is not a local function - var resolvedRequire = resolveName(node.expression, node.expression.text, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + if (!ts.isIdentifier(node.expression)) + throw ts.Debug.fail(); + var resolvedRequire = resolveName(node.expression, node.expression.escapedText, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ true); if (!resolvedRequire) { // project does not contain symbol named 'require' - assume commonjs require return true; } // project includes symbol named 'require' - make sure that it it ambient and local non-alias - if (resolvedRequire.flags & 8388608 /* Alias */) { + if (resolvedRequire.flags & 2097152 /* Alias */) { return false; } var targetDeclarationKind = resolvedRequire.flags & 16 /* Function */ - ? 225 /* FunctionDeclaration */ + ? 228 /* FunctionDeclaration */ : resolvedRequire.flags & 3 /* Variable */ - ? 223 /* VariableDeclaration */ + ? 226 /* VariableDeclaration */ : 0 /* Unknown */; if (targetDeclarationKind !== 0 /* Unknown */) { var decl = ts.getDeclarationOfKind(resolvedRequire, targetDeclarationKind); @@ -36879,16 +39069,22 @@ var ts; return false; } function checkTaggedTemplateExpression(node) { + if (languageVersion < 2 /* ES2015 */) { + checkExternalEmitHelpers(node, 65536 /* MakeTemplateObject */); + } return getReturnTypeOfSignature(getResolvedSignature(node)); } function checkAssertion(node) { - var exprType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(checkExpression(node.expression))); - checkSourceElement(node.type); - var targetType = getTypeFromTypeNode(node.type); + return checkAssertionWorker(node, node.type, node.expression); + } + function checkAssertionWorker(errNode, type, expression, checkMode) { + var exprType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(checkExpression(expression, checkMode))); + checkSourceElement(type); + var targetType = getTypeFromTypeNode(type); if (produceDiagnostics && targetType !== unknownType) { var widenedType = getWidenedType(exprType); if (!isTypeComparableTo(targetType, widenedType)) { - checkTypeComparableTo(exprType, targetType, node, ts.Diagnostics.Type_0_cannot_be_converted_to_type_1); + checkTypeComparableTo(exprType, targetType, errNode, ts.Diagnostics.Type_0_cannot_be_converted_to_type_1); } } return targetType; @@ -36896,12 +39092,28 @@ var ts; function checkNonNullAssertion(node) { return getNonNullableType(checkExpression(node.expression)); } + function checkMetaProperty(node) { + checkGrammarMetaProperty(node); + var container = ts.getNewTargetContainer(node); + if (!container) { + error(node, ts.Diagnostics.Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor, "new.target"); + return unknownType; + } + else if (container.kind === 152 /* Constructor */) { + var symbol = getSymbolOfNode(container.parent); + return getTypeOfSymbol(symbol); + } + else { + var symbol = getSymbolOfNode(container); + return getTypeOfSymbol(symbol); + } + } function getTypeOfParameter(symbol) { var type = getTypeOfSymbol(symbol); if (strictNullChecks) { var declaration = symbol.valueDeclaration; if (declaration && declaration.initializer) { - return includeFalsyTypes(type, 2048 /* Undefined */); + return getNullableType(type, 2048 /* Undefined */); } } return type; @@ -36911,113 +39123,84 @@ var ts; pos < signature.parameters.length - 1 ? getTypeOfParameter(signature.parameters[pos]) : getRestTypeOfSignature(signature) : pos < signature.parameters.length ? getTypeOfParameter(signature.parameters[pos]) : anyType; } - function assignContextualParameterTypes(signature, context, mapper) { + function getTypeOfFirstParameterOfSignature(signature) { + return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : neverType; + } + function inferFromAnnotatedParameters(signature, context, mapper) { var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0); - if (isInferentialContext(mapper)) { - for (var i = 0; i < len; i++) { - var declaration = signature.parameters[i].valueDeclaration; - if (declaration.type) { - inferTypesWithContext(mapper.context, getTypeFromTypeNode(declaration.type), getTypeAtPosition(context, i)); + for (var i = 0; i < len; i++) { + var declaration = signature.parameters[i].valueDeclaration; + if (declaration.type) { + var typeNode = ts.getEffectiveTypeAnnotationNode(declaration); + if (typeNode) { + inferTypes(mapper.inferences, getTypeFromTypeNode(typeNode), getTypeAtPosition(context, i)); } } } + } + function assignContextualParameterTypes(signature, context) { + signature.typeParameters = context.typeParameters; if (context.thisParameter) { var parameter = signature.thisParameter; if (!parameter || parameter.valueDeclaration && !parameter.valueDeclaration.type) { if (!parameter) { - signature.thisParameter = createTransientSymbol(context.thisParameter, undefined); + signature.thisParameter = createSymbolWithType(context.thisParameter, /*type*/ undefined); } - assignTypeToParameterAndFixTypeParameters(signature.thisParameter, getTypeOfSymbol(context.thisParameter), mapper); + assignTypeToParameterAndFixTypeParameters(signature.thisParameter, getTypeOfSymbol(context.thisParameter)); } } + var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0); for (var i = 0; i < len; i++) { var parameter = signature.parameters[i]; - if (!parameter.valueDeclaration.type) { + if (!ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) { var contextualParameterType = getTypeAtPosition(context, i); - assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper); + assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType); } } if (signature.hasRestParameter && isRestParameterIndex(context, signature.parameters.length - 1)) { + // parameter might be a transient symbol generated by use of `arguments` in the function body. var parameter = ts.lastOrUndefined(signature.parameters); - if (!parameter.valueDeclaration.type) { + if (isTransientSymbol(parameter) || !ts.getEffectiveTypeAnnotationNode(parameter.valueDeclaration)) { var contextualParameterType = getTypeOfSymbol(ts.lastOrUndefined(context.parameters)); - assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper); + assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType); } } } // When contextual typing assigns a type to a parameter that contains a binding pattern, we also need to push // the destructured type into the contained binding elements. - function assignBindingElementTypes(node) { - if (ts.isBindingPattern(node.name)) { - for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - if (element.name.kind === 70 /* Identifier */) { - getSymbolLinks(getSymbolOfNode(element)).type = getTypeForBindingElement(element); - } - assignBindingElementTypes(element); + function assignBindingElementTypes(pattern) { + for (var _i = 0, _a = pattern.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + if (element.name.kind === 71 /* Identifier */) { + getSymbolLinks(getSymbolOfNode(element)).type = getTypeForBindingElement(element); + } + else { + assignBindingElementTypes(element.name); } } } } - function assignTypeToParameterAndFixTypeParameters(parameter, contextualType, mapper) { + function assignTypeToParameterAndFixTypeParameters(parameter, contextualType) { var links = getSymbolLinks(parameter); if (!links.type) { - links.type = instantiateType(contextualType, mapper); - // if inference didn't come up with anything but {}, fall back to the binding pattern if present. - if (links.type === emptyObjectType && - (parameter.valueDeclaration.name.kind === 172 /* ObjectBindingPattern */ || - parameter.valueDeclaration.name.kind === 173 /* ArrayBindingPattern */)) { - links.type = getTypeFromBindingPattern(parameter.valueDeclaration.name); - } - assignBindingElementTypes(parameter.valueDeclaration); - } - else if (isInferentialContext(mapper)) { - // Even if the parameter already has a type, it might be because it was given a type while - // processing the function as an argument to a prior signature during overload resolution. - // If this was the case, it may have caused some type parameters to be fixed. So here, - // we need to ensure that type parameters at the same positions get fixed again. This is - // done by calling instantiateType to attach the mapper to the contextualType, and then - // calling inferTypes to force a walk of contextualType so that all the correct fixing - // happens. The choice to pass in links.type may seem kind of arbitrary, but it serves - // to make sure that all the correct positions in contextualType are reached by the walk. - // Here is an example: - // - // interface Base { - // baseProp; - // } - // interface Derived extends Base { - // toBase(): Base; - // } - // - // var derived: Derived; - // - // declare function foo(x: T, func: (p: T) => T): T; - // declare function foo(x: T, func: (p: T) => T): T; - // - // var result = foo(derived, d => d.toBase()); - // - // We are typing d while checking the second overload. But we've already given d - // a type (Derived) from the first overload. However, we still want to fix the - // T in the second overload so that we do not infer Base as a candidate for T - // (inferring Base would make type argument inference inconsistent between the two - // overloads). - inferTypesWithContext(mapper.context, links.type, instantiateType(contextualType, mapper)); - } - } - function getReturnTypeFromJSDocComment(func) { - var returnTag = ts.getJSDocReturnTag(func); - if (returnTag && returnTag.typeExpression) { - return getTypeFromTypeNode(returnTag.typeExpression.type); + links.type = contextualType; + var decl = parameter.valueDeclaration; + if (decl.name.kind !== 71 /* Identifier */) { + // if inference didn't come up with anything but {}, fall back to the binding pattern if present. + if (links.type === emptyObjectType) { + links.type = getTypeFromBindingPattern(decl.name); + } + assignBindingElementTypes(decl.name); + } } - return undefined; } function createPromiseType(promisedType) { // creates a `Promise` type where `T` is the promisedType argument - var globalPromiseType = getGlobalPromiseType(); + var globalPromiseType = getGlobalPromiseType(/*reportErrors*/ true); if (globalPromiseType !== emptyGenericType) { // if the promised type is itself a promise, get the underlying type; otherwise, fallback to the promised type - promisedType = getAwaitedType(promisedType); + promisedType = getAwaitedType(promisedType) || emptyObjectType; return createTypeReference(globalPromiseType, [promisedType]); } return emptyObjectType; @@ -37025,56 +39208,70 @@ var ts; function createPromiseReturnType(func, promisedType) { var promiseType = createPromiseType(promisedType); if (promiseType === emptyObjectType) { - error(func, ts.Diagnostics.An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option); + error(func, ts.isImportCall(func) ? + ts.Diagnostics.A_dynamic_import_call_returns_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option : + ts.Diagnostics.An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option); return unknownType; } + else if (!getGlobalPromiseConstructorSymbol(/*reportErrors*/ true)) { + error(func, ts.isImportCall(func) ? + ts.Diagnostics.A_dynamic_import_call_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option : + ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option); + } return promiseType; } - function getReturnTypeFromBody(func, contextualMapper) { + function getReturnTypeFromBody(func, checkMode) { var contextualSignature = getContextualSignatureForFunctionLikeDeclaration(func); if (!func.body) { return unknownType; } - var isAsync = ts.isAsyncFunctionLike(func); + var functionFlags = ts.getFunctionFlags(func); var type; - if (func.body.kind !== 204 /* Block */) { - type = checkExpressionCached(func.body, contextualMapper); - if (isAsync) { + if (func.body.kind !== 207 /* Block */) { + type = checkExpressionCached(func.body, checkMode); + if (functionFlags & 2 /* Async */) { // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body should be unwrapped to its awaited type, which we will wrap in // the native Promise type later in this function. - type = checkAwaitedType(type, func, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + type = checkAwaitedType(type, /*errorNode*/ func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } } else { var types = void 0; - var funcIsGenerator = !!func.asteriskToken; - if (funcIsGenerator) { - types = checkAndAggregateYieldOperandTypes(func, contextualMapper); - if (types.length === 0) { - var iterableIteratorAny = createIterableIteratorType(anyType); - if (compilerOptions.noImplicitAny) { + if (functionFlags & 1 /* Generator */) { + types = ts.concatenate(checkAndAggregateYieldOperandTypes(func, checkMode), checkAndAggregateReturnExpressionTypes(func, checkMode)); + if (!types || types.length === 0) { + var iterableIteratorAny = functionFlags & 2 /* Async */ + ? createAsyncIterableIteratorType(anyType) // AsyncGenerator function + : createIterableIteratorType(anyType); // Generator function + if (noImplicitAny) { error(func.asteriskToken, ts.Diagnostics.Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type, typeToString(iterableIteratorAny)); } return iterableIteratorAny; } } else { - types = checkAndAggregateReturnExpressionTypes(func, contextualMapper); + types = checkAndAggregateReturnExpressionTypes(func, checkMode); if (!types) { // For an async function, the return type will not be never, but rather a Promise for never. - return isAsync ? createPromiseReturnType(func, neverType) : neverType; + return functionFlags & 2 /* Async */ + ? createPromiseReturnType(func, neverType) // Async function + : neverType; // Normal function } if (types.length === 0) { // For an async function, the return type will not be void, but rather a Promise for void. - return isAsync ? createPromiseReturnType(func, voidType) : voidType; + return functionFlags & 2 /* Async */ + ? createPromiseReturnType(func, voidType) // Async function + : voidType; // Normal function } } // Return a union of the return expression types. type = getUnionType(types, /*subtypeReduction*/ true); - if (funcIsGenerator) { - type = createIterableIteratorType(type); + if (functionFlags & 1 /* Generator */) { + type = functionFlags & 2 /* Async */ + ? createAsyncIterableIteratorType(type) // AsyncGenerator function + : createIterableIteratorType(type); // Generator function } } if (!contextualSignature) { @@ -37089,21 +39286,27 @@ var ts; // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body is awaited type of the body, wrapped in a native Promise type. - return isAsync ? createPromiseReturnType(func, widenedType) : widenedType; + return (functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */ + ? createPromiseReturnType(func, widenedType) // Async function + : widenedType; // Generator function, AsyncGenerator function, or normal function } - function checkAndAggregateYieldOperandTypes(func, contextualMapper) { + function checkAndAggregateYieldOperandTypes(func, checkMode) { var aggregatedTypes = []; + var functionFlags = ts.getFunctionFlags(func); ts.forEachYieldExpression(func.body, function (yieldExpression) { var expr = yieldExpression.expression; if (expr) { - var type = checkExpressionCached(expr, contextualMapper); + var type = checkExpressionCached(expr, checkMode); if (yieldExpression.asteriskToken) { // A yield* expression effectively yields everything that its operand yields - type = checkElementTypeOfIterable(type, yieldExpression.expression); + type = checkIteratedTypeOrElementType(type, yieldExpression.expression, /*allowStringInput*/ false, (functionFlags & 2 /* Async */) !== 0); } - if (!ts.contains(aggregatedTypes, type)) { - aggregatedTypes.push(type); + if (functionFlags & 2 /* Async */) { + type = checkAwaitedType(type, expr, yieldExpression.asteriskToken + ? ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member + : ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } + ts.pushIfUnique(aggregatedTypes, type); } }); return aggregatedTypes; @@ -37127,46 +39330,42 @@ var ts; return false; } var lastStatement = ts.lastOrUndefined(func.body.statements); - if (lastStatement && lastStatement.kind === 218 /* SwitchStatement */ && isExhaustiveSwitchStatement(lastStatement)) { + if (lastStatement && lastStatement.kind === 221 /* SwitchStatement */ && isExhaustiveSwitchStatement(lastStatement)) { return false; } return true; } - function checkAndAggregateReturnExpressionTypes(func, contextualMapper) { - var isAsync = ts.isAsyncFunctionLike(func); + function checkAndAggregateReturnExpressionTypes(func, checkMode) { + var functionFlags = ts.getFunctionFlags(func); var aggregatedTypes = []; var hasReturnWithNoExpression = functionHasImplicitReturn(func); var hasReturnOfTypeNever = false; ts.forEachReturnStatement(func.body, function (returnStatement) { var expr = returnStatement.expression; if (expr) { - var type = checkExpressionCached(expr, contextualMapper); - if (isAsync) { + var type = checkExpressionCached(expr, checkMode); + if (functionFlags & 2 /* Async */) { // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body should be unwrapped to its awaited type, which should be wrapped in // the native Promise type by the caller. - type = checkAwaitedType(type, func, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + type = checkAwaitedType(type, func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } if (type.flags & 8192 /* Never */) { hasReturnOfTypeNever = true; } - else if (!ts.contains(aggregatedTypes, type)) { - aggregatedTypes.push(type); - } + ts.pushIfUnique(aggregatedTypes, type); } else { hasReturnWithNoExpression = true; } }); if (aggregatedTypes.length === 0 && !hasReturnWithNoExpression && (hasReturnOfTypeNever || - func.kind === 184 /* FunctionExpression */ || func.kind === 185 /* ArrowFunction */)) { + func.kind === 186 /* FunctionExpression */ || func.kind === 187 /* ArrowFunction */)) { return undefined; } if (strictNullChecks && aggregatedTypes.length && hasReturnWithNoExpression) { - if (!ts.contains(aggregatedTypes, undefinedType)) { - aggregatedTypes.push(undefinedType); - } + ts.pushIfUnique(aggregatedTypes, undefinedType); } return aggregatedTypes; } @@ -37189,21 +39388,21 @@ var ts; } // If all we have is a function signature, or an arrow function with an expression body, then there is nothing to check. // also if HasImplicitReturn flag is not set this means that all codepaths in function body end with return or throw - if (ts.nodeIsMissing(func.body) || func.body.kind !== 204 /* Block */ || !functionHasImplicitReturn(func)) { + if (ts.nodeIsMissing(func.body) || func.body.kind !== 207 /* Block */ || !functionHasImplicitReturn(func)) { return; } var hasExplicitReturn = func.flags & 256 /* HasExplicitReturn */; if (returnType && returnType.flags & 8192 /* Never */) { - error(func.type, ts.Diagnostics.A_function_returning_never_cannot_have_a_reachable_end_point); + error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_returning_never_cannot_have_a_reachable_end_point); } else if (returnType && !hasExplicitReturn) { // minimal check: function has syntactic return type annotation and no explicit return statements in the body // this function does not conform to the specification. // NOTE: having returnType !== undefined is a precondition for entering this branch so func.type will always be present - error(func.type, ts.Diagnostics.A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value); + error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value); } else if (returnType && strictNullChecks && !isTypeAssignableTo(undefinedType, returnType)) { - error(func.type, ts.Diagnostics.Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined); + error(ts.getEffectiveReturnTypeNode(func), ts.Diagnostics.Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined); } else if (compilerOptions.noImplicitReturns) { if (!returnType) { @@ -37218,70 +39417,74 @@ var ts; return; } } - error(func.type || func, ts.Diagnostics.Not_all_code_paths_return_a_value); + error(ts.getEffectiveReturnTypeNode(func) || func, ts.Diagnostics.Not_all_code_paths_return_a_value); } } - function checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); - // Grammar checking - var hasGrammarError = checkGrammarFunctionLikeDeclaration(node); - if (!hasGrammarError && node.kind === 184 /* FunctionExpression */) { - checkGrammarForGenerator(node); - } + function checkFunctionExpressionOrObjectLiteralMethod(node, checkMode) { + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); // The identityMapper object is used to indicate that function expressions are wildcards - if (contextualMapper === identityMapper && isContextSensitive(node)) { + if (checkMode === 1 /* SkipContextSensitive */ && isContextSensitive(node)) { checkNodeDeferred(node); return anyFunctionType; } + // Grammar checking + var hasGrammarError = checkGrammarFunctionLikeDeclaration(node); + if (!hasGrammarError && node.kind === 186 /* FunctionExpression */) { + checkGrammarForGenerator(node); + } var links = getNodeLinks(node); var type = getTypeOfSymbol(node.symbol); - var contextSensitive = isContextSensitive(node); - var mightFixTypeParameters = contextSensitive && isInferentialContext(contextualMapper); // Check if function expression is contextually typed and assign parameter types if so. - // See the comment in assignTypeToParameterAndFixTypeParameters to understand why we need to - // check mightFixTypeParameters. - if (mightFixTypeParameters || !(links.flags & 1024 /* ContextChecked */)) { + if (!(links.flags & 1024 /* ContextChecked */)) { var contextualSignature = getContextualSignature(node); // If a type check is started at a function expression that is an argument of a function call, obtaining the // contextual type may recursively get back to here during overload resolution of the call. If so, we will have // already assigned contextual types. - var contextChecked = !!(links.flags & 1024 /* ContextChecked */); - if (mightFixTypeParameters || !contextChecked) { + if (!(links.flags & 1024 /* ContextChecked */)) { links.flags |= 1024 /* ContextChecked */; if (contextualSignature) { var signature = getSignaturesOfType(type, 0 /* Call */)[0]; - if (contextSensitive) { - assignContextualParameterTypes(signature, contextualSignature, contextualMapper || identityMapper); + if (isContextSensitive(node)) { + var contextualMapper = getContextualMapper(node); + if (checkMode === 2 /* Inferential */) { + inferFromAnnotatedParameters(signature, contextualSignature, contextualMapper); + } + var instantiatedContextualSignature = contextualMapper === identityMapper ? + contextualSignature : instantiateSignature(contextualSignature, contextualMapper); + assignContextualParameterTypes(signature, instantiatedContextualSignature); } - if (mightFixTypeParameters || !node.type && !signature.resolvedReturnType) { - var returnType = getReturnTypeFromBody(node, contextualMapper); + if (!ts.getEffectiveReturnTypeNode(node) && !signature.resolvedReturnType) { + var returnType = getReturnTypeFromBody(node, checkMode); if (!signature.resolvedReturnType) { signature.resolvedReturnType = returnType; } } } - if (!contextChecked) { - checkSignatureDeclaration(node); - checkNodeDeferred(node); - } + checkSignatureDeclaration(node); + checkNodeDeferred(node); } } - if (produceDiagnostics && node.kind !== 149 /* MethodDeclaration */) { + if (produceDiagnostics && node.kind !== 151 /* MethodDeclaration */) { checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); } return type; } function checkFunctionExpressionOrObjectLiteralMethodDeferred(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); - var isAsync = ts.isAsyncFunctionLike(node); - var returnOrPromisedType = node.type && (isAsync ? checkAsyncFunctionReturnType(node) : getTypeFromTypeNode(node.type)); - if (!node.asteriskToken) { + ts.Debug.assert(node.kind !== 151 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + var functionFlags = ts.getFunctionFlags(node); + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + var returnOrPromisedType = returnTypeNode && + ((functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */ ? + checkAsyncFunctionReturnType(node) : // Async function + getTypeFromTypeNode(returnTypeNode)); // AsyncGenerator function, Generator function, or normal function + if ((functionFlags & 1 /* Generator */) === 0) { // return is not necessary in the body of generators checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType); } if (node.body) { - if (!node.type) { + if (!returnTypeNode) { // There are some checks that are only performed in getReturnTypeFromBody, that may produce errors // we need. An example is the noImplicitAny errors resulting from widening the return expression // of a function. Because checking of function expression bodies is deferred, there was never an @@ -37289,7 +39492,7 @@ var ts; // checkFunctionExpressionBodies). So it must be done now. getReturnTypeOfSignature(getSignatureFromDeclaration(node)); } - if (node.body.kind === 204 /* Block */) { + if (node.body.kind === 207 /* Block */) { checkSourceElement(node.body); } else { @@ -37300,8 +39503,8 @@ var ts; // its return type annotation. var exprType = checkExpression(node.body); if (returnOrPromisedType) { - if (isAsync) { - var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member); + if ((functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */) { + var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); checkTypeAssignableTo(awaitedType, returnOrPromisedType, node.body); } else { @@ -37313,7 +39516,7 @@ var ts; } } function checkArithmeticOperandType(operand, type, diagnostic) { - if (!isTypeAnyOrAllConstituentTypesHaveKind(type, 340 /* NumberLike */)) { + if (!isTypeAssignableToKind(type, 84 /* NumberLike */)) { error(operand, diagnostic); return false; } @@ -37326,22 +39529,23 @@ var ts; // Get accessors without matching set accessors // Enum members // Unions and intersections of the above (unions and intersections eagerly set isReadonly on creation) - return symbol.isReadonly || - symbol.flags & 4 /* Property */ && (getDeclarationModifierFlagsFromSymbol(symbol) & 64 /* Readonly */) !== 0 || - symbol.flags & 3 /* Variable */ && (getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */) !== 0 || + return !!(ts.getCheckFlags(symbol) & 8 /* Readonly */ || + symbol.flags & 4 /* Property */ && ts.getDeclarationModifierFlagsFromSymbol(symbol) & 64 /* Readonly */ || + symbol.flags & 3 /* Variable */ && getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */ || symbol.flags & 98304 /* Accessor */ && !(symbol.flags & 65536 /* SetAccessor */) || - (symbol.flags & 8 /* EnumMember */) !== 0; + symbol.flags & 8 /* EnumMember */); } function isReferenceToReadonlyEntity(expr, symbol) { if (isReadonlySymbol(symbol)) { // Allow assignments to readonly properties within constructors of the same class declaration. if (symbol.flags & 4 /* Property */ && - (expr.kind === 177 /* PropertyAccessExpression */ || expr.kind === 178 /* ElementAccessExpression */) && - expr.expression.kind === 98 /* ThisKeyword */) { + (expr.kind === 179 /* PropertyAccessExpression */ || expr.kind === 180 /* ElementAccessExpression */) && + expr.expression.kind === 99 /* ThisKeyword */) { // Look for if this is the constructor for the class that `symbol` is a property of. var func = ts.getContainingFunction(expr); - if (!(func && func.kind === 150 /* Constructor */)) + if (!(func && func.kind === 152 /* Constructor */)) { return true; + } // If func.parent is a class and symbol is a (readonly) property of that class, or // if func is a constructor and symbol is a (readonly) parameter property declared in it, // then symbol is writeable here. @@ -37352,13 +39556,13 @@ var ts; return false; } function isReferenceThroughNamespaceImport(expr) { - if (expr.kind === 177 /* PropertyAccessExpression */ || expr.kind === 178 /* ElementAccessExpression */) { + if (expr.kind === 179 /* PropertyAccessExpression */ || expr.kind === 180 /* ElementAccessExpression */) { var node = ts.skipParentheses(expr.expression); - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { var symbol = getNodeLinks(node).resolvedSymbol; - if (symbol.flags & 8388608 /* Alias */) { + if (symbol.flags & 2097152 /* Alias */) { var declaration = getDeclarationOfAliasSymbol(symbol); - return declaration && declaration.kind === 237 /* NamespaceImport */; + return declaration && declaration.kind === 240 /* NamespaceImport */; } } } @@ -37366,8 +39570,8 @@ var ts; } function checkReferenceExpression(expr, invalidReferenceMessage) { // References are combinations of identifiers, parentheses, and property accesses. - var node = ts.skipParentheses(expr); - if (node.kind !== 70 /* Identifier */ && node.kind !== 177 /* PropertyAccessExpression */ && node.kind !== 178 /* ElementAccessExpression */) { + var node = ts.skipOuterExpressions(expr, 2 /* Assertions */ | 1 /* Parentheses */); + if (node.kind !== 71 /* Identifier */ && node.kind !== 179 /* PropertyAccessExpression */ && node.kind !== 180 /* ElementAccessExpression */) { error(expr, invalidReferenceMessage); return false; } @@ -37375,11 +39579,21 @@ var ts; } function checkDeleteExpression(node) { checkExpression(node.expression); + var expr = ts.skipParentheses(node.expression); + if (expr.kind !== 179 /* PropertyAccessExpression */ && expr.kind !== 180 /* ElementAccessExpression */) { + error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_must_be_a_property_reference); + return booleanType; + } + var links = getNodeLinks(expr); + var symbol = getExportSymbolOfValueSymbolIfExported(links.resolvedSymbol); + if (symbol && isReadonlySymbol(symbol)) { + error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_cannot_be_a_read_only_property); + } return booleanType; } function checkTypeOfExpression(node) { checkExpression(node.expression); - return stringType; + return typeofType; } function checkVoidExpression(node) { checkExpression(node.expression); @@ -37396,32 +39610,38 @@ var ts; } } var operandType = checkExpression(node.expression); - return checkAwaitedType(operandType, node); + return checkAwaitedType(operandType, node, ts.Diagnostics.Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } function checkPrefixUnaryExpression(node) { var operandType = checkExpression(node.operand); if (operandType === silentNeverType) { return silentNeverType; } - if (node.operator === 37 /* MinusToken */ && node.operand.kind === 8 /* NumericLiteral */) { - return getFreshTypeOfLiteralType(getLiteralTypeForText(64 /* NumberLiteral */, "" + -node.operand.text)); + if (node.operand.kind === 8 /* NumericLiteral */) { + if (node.operator === 38 /* MinusToken */) { + return getFreshTypeOfLiteralType(getLiteralType(-node.operand.text)); + } + else if (node.operator === 37 /* PlusToken */) { + return getFreshTypeOfLiteralType(getLiteralType(+node.operand.text)); + } } switch (node.operator) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + checkNonNullType(operandType, node.operand); if (maybeTypeOfKind(operandType, 512 /* ESSymbol */)) { error(node.operand, ts.Diagnostics.The_0_operator_cannot_be_applied_to_type_symbol, ts.tokenToString(node.operator)); } return numberType; - case 50 /* ExclamationToken */: + case 51 /* ExclamationToken */: var facts = getTypeFacts(operandType) & (1048576 /* Truthy */ | 2097152 /* Falsy */); return facts === 1048576 /* Truthy */ ? falseType : facts === 2097152 /* Falsy */ ? trueType : booleanType; - case 42 /* PlusPlusToken */: - case 43 /* MinusMinusToken */: - var ok = checkArithmeticOperandType(node.operand, getNonNullableType(operandType), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); + case 43 /* PlusPlusToken */: + case 44 /* MinusMinusToken */: + var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); if (ok) { // run check only if former checks succeeded to avoid reporting cascading errors checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access); @@ -37435,7 +39655,7 @@ var ts; if (operandType === silentNeverType) { return silentNeverType; } - var ok = checkArithmeticOperandType(node.operand, getNonNullableType(operandType), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); + var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); if (ok) { // run check only if former checks succeeded to avoid reporting cascading errors checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access); @@ -37450,8 +39670,8 @@ var ts; } if (type.flags & 196608 /* UnionOrIntersection */) { var types = type.types; - for (var _i = 0, types_15 = types; _i < types_15.length; _i++) { - var t = types_15[_i]; + for (var _i = 0, types_18 = types; _i < types_18.length; _i++) { + var t = types_18[_i]; if (maybeTypeOfKind(t, kind)) { return true; } @@ -37459,33 +39679,22 @@ var ts; } return false; } - // Return true if type is of the given kind. A union type is of a given kind if all constituent types - // are of the given kind. An intersection type is of a given kind if at least one constituent type is - // of the given kind. - function isTypeOfKind(type, kind) { - if (type.flags & kind) { + function isTypeAssignableToKind(source, kind, strict) { + if (source.flags & kind) { return true; } - if (type.flags & 65536 /* Union */) { - var types = type.types; - for (var _i = 0, types_16 = types; _i < types_16.length; _i++) { - var t = types_16[_i]; - if (!isTypeOfKind(t, kind)) { - return false; - } - } - return true; - } - if (type.flags & 131072 /* Intersection */) { - var types = type.types; - for (var _a = 0, types_17 = types; _a < types_17.length; _a++) { - var t = types_17[_a]; - if (isTypeOfKind(t, kind)) { - return true; - } - } + if (strict && source.flags & (1 /* Any */ | 1024 /* Void */ | 2048 /* Undefined */ | 4096 /* Null */)) { + return false; } - return false; + return (kind & 84 /* NumberLike */ && isTypeAssignableTo(source, numberType)) || + (kind & 262178 /* StringLike */ && isTypeAssignableTo(source, stringType)) || + (kind & 136 /* BooleanLike */ && isTypeAssignableTo(source, booleanType)) || + (kind & 1024 /* Void */ && isTypeAssignableTo(source, voidType)) || + (kind & 8192 /* Never */ && isTypeAssignableTo(source, neverType)) || + (kind & 4096 /* Null */ && isTypeAssignableTo(source, nullType)) || + (kind & 2048 /* Undefined */ && isTypeAssignableTo(source, undefinedType)) || + (kind & 512 /* ESSymbol */ && isTypeAssignableTo(source, esSymbolType)) || + (kind & 16777216 /* NonPrimitive */ && isTypeAssignableTo(source, nonPrimitiveType)); } function isConstEnumObjectType(type) { return getObjectFlags(type) & 16 /* Anonymous */ && type.symbol && isConstEnumSymbol(type.symbol); @@ -37499,14 +39708,17 @@ var ts; } // TypeScript 1.0 spec (April 2014): 4.15.4 // The instanceof operator requires the left operand to be of type Any, an object type, or a type parameter type, - // and the right operand to be of type Any or a subtype of the 'Function' interface type. + // and the right operand to be of type Any, a subtype of the 'Function' interface type, or have a call or construct signature. // The result is always of the Boolean primitive type. // NOTE: do not raise error if leftType is unknown as related error was already reported - if (isTypeOfKind(leftType, 8190 /* Primitive */)) { + if (!isTypeAny(leftType) && isTypeAssignableToKind(leftType, 8190 /* Primitive */)) { error(left, ts.Diagnostics.The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter); } // NOTE: do not raise error if right is unknown as related error was already reported - if (!(isTypeAny(rightType) || isTypeSubtypeOf(rightType, globalFunctionType))) { + if (!(isTypeAny(rightType) || + getSignaturesOfType(rightType, 0 /* Call */).length || + getSignaturesOfType(rightType, 1 /* Construct */).length || + isTypeSubtypeOf(rightType, globalFunctionType))) { error(right, ts.Diagnostics.The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type); } return booleanType; @@ -37515,44 +39727,46 @@ var ts; if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); // TypeScript 1.0 spec (April 2014): 4.15.5 // The in operator requires the left operand to be of type Any, the String primitive type, or the Number primitive type, // and the right operand to be of type Any, an object type, or a type parameter type. // The result is always of the Boolean primitive type. - if (!(isTypeComparableTo(leftType, stringType) || isTypeOfKind(leftType, 340 /* NumberLike */ | 512 /* ESSymbol */))) { + if (!(isTypeComparableTo(leftType, stringType) || isTypeAssignableToKind(leftType, 84 /* NumberLike */ | 512 /* ESSymbol */))) { error(left, ts.Diagnostics.The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol); } - if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 540672 /* TypeVariable */)) { + if (!isTypeAssignableToKind(rightType, 16777216 /* NonPrimitive */ | 540672 /* TypeVariable */)) { error(right, ts.Diagnostics.The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter); } return booleanType; } function checkObjectLiteralAssignment(node, sourceType) { var properties = node.properties; - for (var _i = 0, properties_6 = properties; _i < properties_6.length; _i++) { - var p = properties_6[_i]; + for (var _i = 0, properties_7 = properties; _i < properties_7.length; _i++) { + var p = properties_7[_i]; checkObjectLiteralDestructuringPropertyAssignment(sourceType, p, properties); } return sourceType; } /** Note: If property cannot be a SpreadAssignment, then allProperties does not need to be provided */ function checkObjectLiteralDestructuringPropertyAssignment(objectLiteralType, property, allProperties) { - if (property.kind === 257 /* PropertyAssignment */ || property.kind === 258 /* ShorthandPropertyAssignment */) { - var name_20 = property.name; - if (name_20.kind === 142 /* ComputedPropertyName */) { - checkComputedPropertyName(name_20); + if (property.kind === 261 /* PropertyAssignment */ || property.kind === 262 /* ShorthandPropertyAssignment */) { + var name = property.name; + if (name.kind === 144 /* ComputedPropertyName */) { + checkComputedPropertyName(name); } - if (isComputedNonLiteralName(name_20)) { + if (isComputedNonLiteralName(name)) { return undefined; } - var text = ts.getTextOfPropertyName(name_20); + var text = ts.getTextOfPropertyName(name); var type = isTypeAny(objectLiteralType) ? objectLiteralType : getTypeOfPropertyOfType(objectLiteralType, text) || isNumericLiteralName(text) && getIndexTypeOfType(objectLiteralType, 1 /* Number */) || getIndexTypeOfType(objectLiteralType, 0 /* String */); if (type) { - if (property.kind === 258 /* ShorthandPropertyAssignment */) { + if (property.kind === 262 /* ShorthandPropertyAssignment */) { return checkDestructuringAssignment(property, type); } else { @@ -37561,10 +39775,10 @@ var ts; } } else { - error(name_20, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(objectLiteralType), ts.declarationNameToString(name_20)); + error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(objectLiteralType), ts.declarationNameToString(name)); } } - else if (property.kind === 259 /* SpreadAssignment */) { + else if (property.kind === 263 /* SpreadAssignment */) { if (languageVersion < 5 /* ESNext */) { checkExternalEmitHelpers(property, 4 /* Rest */); } @@ -37581,22 +39795,25 @@ var ts; error(property, ts.Diagnostics.Property_assignment_expected); } } - function checkArrayLiteralAssignment(node, sourceType, contextualMapper) { + function checkArrayLiteralAssignment(node, sourceType, checkMode) { + if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 512 /* Read */); + } // This elementType will be used if the specific property corresponding to this index is not // present (aka the tuple element property). This call also checks that the parentType is in // fact an iterable or array (depending on target language). - var elementType = checkIteratedTypeOrElementType(sourceType, node, /*allowStringInput*/ false) || unknownType; + var elementType = checkIteratedTypeOrElementType(sourceType, node, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType; var elements = node.elements; for (var i = 0; i < elements.length; i++) { - checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, contextualMapper); + checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, checkMode); } return sourceType; } - function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, contextualMapper) { + function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, checkMode) { var elements = node.elements; var element = elements[elementIndex]; - if (element.kind !== 198 /* OmittedExpression */) { - if (element.kind !== 196 /* SpreadElement */) { + if (element.kind !== 200 /* OmittedExpression */) { + if (element.kind !== 198 /* SpreadElement */) { var propName = "" + elementIndex; var type = isTypeAny(sourceType) ? sourceType @@ -37604,7 +39821,7 @@ var ts; ? getTypeOfPropertyOfType(sourceType, propName) : elementType; if (type) { - return checkDestructuringAssignment(element, type, contextualMapper); + return checkDestructuringAssignment(element, type, checkMode); } else { // We still need to check element expression here because we may need to set appropriate flag on the expression @@ -37624,20 +39841,20 @@ var ts; } else { var restExpression = element.expression; - if (restExpression.kind === 192 /* BinaryExpression */ && restExpression.operatorToken.kind === 57 /* EqualsToken */) { + if (restExpression.kind === 194 /* BinaryExpression */ && restExpression.operatorToken.kind === 58 /* EqualsToken */) { error(restExpression.operatorToken, ts.Diagnostics.A_rest_element_cannot_have_an_initializer); } else { - return checkDestructuringAssignment(restExpression, createArrayType(elementType), contextualMapper); + return checkDestructuringAssignment(restExpression, createArrayType(elementType), checkMode); } } } } return undefined; } - function checkDestructuringAssignment(exprOrAssignment, sourceType, contextualMapper) { + function checkDestructuringAssignment(exprOrAssignment, sourceType, checkMode) { var target; - if (exprOrAssignment.kind === 258 /* ShorthandPropertyAssignment */) { + if (exprOrAssignment.kind === 262 /* ShorthandPropertyAssignment */) { var prop = exprOrAssignment; if (prop.objectAssignmentInitializer) { // In strict null checking mode, if a default value of a non-undefined type is specified, remove @@ -37646,28 +39863,28 @@ var ts; !(getFalsyFlags(checkExpression(prop.objectAssignmentInitializer)) & 2048 /* Undefined */)) { sourceType = getTypeWithFacts(sourceType, 131072 /* NEUndefined */); } - checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, contextualMapper); + checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, checkMode); } target = exprOrAssignment.name; } else { target = exprOrAssignment; } - if (target.kind === 192 /* BinaryExpression */ && target.operatorToken.kind === 57 /* EqualsToken */) { - checkBinaryExpression(target, contextualMapper); + if (target.kind === 194 /* BinaryExpression */ && target.operatorToken.kind === 58 /* EqualsToken */) { + checkBinaryExpression(target, checkMode); target = target.left; } - if (target.kind === 176 /* ObjectLiteralExpression */) { + if (target.kind === 178 /* ObjectLiteralExpression */) { return checkObjectLiteralAssignment(target, sourceType); } - if (target.kind === 175 /* ArrayLiteralExpression */) { - return checkArrayLiteralAssignment(target, sourceType, contextualMapper); + if (target.kind === 177 /* ArrayLiteralExpression */) { + return checkArrayLiteralAssignment(target, sourceType, checkMode); } - return checkReferenceAssignment(target, sourceType, contextualMapper); + return checkReferenceAssignment(target, sourceType, checkMode); } - function checkReferenceAssignment(target, sourceType, contextualMapper) { - var targetType = checkExpression(target, contextualMapper); - var error = target.parent.kind === 259 /* SpreadAssignment */ ? + function checkReferenceAssignment(target, sourceType, checkMode) { + var targetType = checkExpression(target, checkMode); + var error = target.parent.kind === 263 /* SpreadAssignment */ ? ts.Diagnostics.The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access : ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access; if (checkReferenceExpression(target, error)) { @@ -37686,52 +39903,52 @@ var ts; function isSideEffectFree(node) { node = ts.skipParentheses(node); switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: case 9 /* StringLiteral */: - case 11 /* RegularExpressionLiteral */: - case 181 /* TaggedTemplateExpression */: - case 194 /* TemplateExpression */: - case 12 /* NoSubstitutionTemplateLiteral */: + case 12 /* RegularExpressionLiteral */: + case 183 /* TaggedTemplateExpression */: + case 196 /* TemplateExpression */: + case 13 /* NoSubstitutionTemplateLiteral */: case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - case 94 /* NullKeyword */: - case 137 /* UndefinedKeyword */: - case 184 /* FunctionExpression */: - case 197 /* ClassExpression */: - case 185 /* ArrowFunction */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 187 /* TypeOfExpression */: - case 201 /* NonNullExpression */: - case 247 /* JsxSelfClosingElement */: - case 246 /* JsxElement */: + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: + case 95 /* NullKeyword */: + case 139 /* UndefinedKeyword */: + case 186 /* FunctionExpression */: + case 199 /* ClassExpression */: + case 187 /* ArrowFunction */: + case 177 /* ArrayLiteralExpression */: + case 178 /* ObjectLiteralExpression */: + case 189 /* TypeOfExpression */: + case 203 /* NonNullExpression */: + case 250 /* JsxSelfClosingElement */: + case 249 /* JsxElement */: return true; - case 193 /* ConditionalExpression */: + case 195 /* ConditionalExpression */: return isSideEffectFree(node.whenTrue) && isSideEffectFree(node.whenFalse); - case 192 /* BinaryExpression */: + case 194 /* BinaryExpression */: if (ts.isAssignmentOperator(node.operatorToken.kind)) { return false; } return isSideEffectFree(node.left) && isSideEffectFree(node.right); - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: // Unary operators ~, !, +, and - have no side effects. // The rest do. switch (node.operator) { - case 50 /* ExclamationToken */: - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: + case 51 /* ExclamationToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: return true; } return false; // Some forms listed here for clarity - case 188 /* VoidExpression */: // Explicit opt-out - case 182 /* TypeAssertionExpression */: // Not SEF, but can produce useful type warnings - case 200 /* AsExpression */: // Not SEF, but can produce useful type warnings + case 190 /* VoidExpression */: // Explicit opt-out + case 184 /* TypeAssertionExpression */: // Not SEF, but can produce useful type warnings + case 202 /* AsExpression */: // Not SEF, but can produce useful type warnings default: return false; } @@ -37746,54 +39963,44 @@ var ts; firstAssignableToSecond && !secondAssignableToFirst ? type2 : getUnionType([type1, type2], /*subtypeReduction*/ true); } - function checkBinaryExpression(node, contextualMapper) { - return checkBinaryLikeExpression(node.left, node.operatorToken, node.right, contextualMapper, node); + function checkBinaryExpression(node, checkMode) { + return checkBinaryLikeExpression(node.left, node.operatorToken, node.right, checkMode, node); } - function checkBinaryLikeExpression(left, operatorToken, right, contextualMapper, errorNode) { + function checkBinaryLikeExpression(left, operatorToken, right, checkMode, errorNode) { var operator = operatorToken.kind; - if (operator === 57 /* EqualsToken */ && (left.kind === 176 /* ObjectLiteralExpression */ || left.kind === 175 /* ArrayLiteralExpression */)) { - return checkDestructuringAssignment(left, checkExpression(right, contextualMapper), contextualMapper); + if (operator === 58 /* EqualsToken */ && (left.kind === 178 /* ObjectLiteralExpression */ || left.kind === 177 /* ArrayLiteralExpression */)) { + return checkDestructuringAssignment(left, checkExpression(right, checkMode), checkMode); } - var leftType = checkExpression(left, contextualMapper); - var rightType = checkExpression(right, contextualMapper); + var leftType = checkExpression(left, checkMode); + var rightType = checkExpression(right, checkMode); switch (operator) { - case 38 /* AsteriskToken */: - case 39 /* AsteriskAsteriskToken */: - case 60 /* AsteriskEqualsToken */: - case 61 /* AsteriskAsteriskEqualsToken */: - case 40 /* SlashToken */: - case 62 /* SlashEqualsToken */: - case 41 /* PercentToken */: - case 63 /* PercentEqualsToken */: - case 37 /* MinusToken */: - case 59 /* MinusEqualsToken */: - case 44 /* LessThanLessThanToken */: - case 64 /* LessThanLessThanEqualsToken */: - case 45 /* GreaterThanGreaterThanToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 48 /* BarToken */: - case 68 /* BarEqualsToken */: - case 49 /* CaretToken */: - case 69 /* CaretEqualsToken */: - case 47 /* AmpersandToken */: - case 67 /* AmpersandEqualsToken */: + case 39 /* AsteriskToken */: + case 40 /* AsteriskAsteriskToken */: + case 61 /* AsteriskEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: + case 41 /* SlashToken */: + case 63 /* SlashEqualsToken */: + case 42 /* PercentToken */: + case 64 /* PercentEqualsToken */: + case 38 /* MinusToken */: + case 60 /* MinusEqualsToken */: + case 45 /* LessThanLessThanToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 49 /* BarToken */: + case 69 /* BarEqualsToken */: + case 50 /* CaretToken */: + case 70 /* CaretEqualsToken */: + case 48 /* AmpersandToken */: + case 68 /* AmpersandEqualsToken */: if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } - // TypeScript 1.0 spec (April 2014): 4.19.1 - // These operators require their operands to be of type Any, the Number primitive type, - // or an enum type. Operands of an enum type are treated - // as having the primitive type Number. If one operand is the null or undefined value, - // it is treated as having the type of the other operand. - // The result is always of the Number primitive type. - if (leftType.flags & 6144 /* Nullable */) - leftType = rightType; - if (rightType.flags & 6144 /* Nullable */) - rightType = leftType; - leftType = getNonNullableType(leftType); - rightType = getNonNullableType(rightType); + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); var suggestedOperator = void 0; // if a user tries to apply a bitwise operator to 2 boolean operands // try and return them a helpful suggestion @@ -37811,66 +40018,58 @@ var ts; } } return numberType; - case 36 /* PlusToken */: - case 58 /* PlusEqualsToken */: + case 37 /* PlusToken */: + case 59 /* PlusEqualsToken */: if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } - // TypeScript 1.0 spec (April 2014): 4.19.2 - // The binary + operator requires both operands to be of the Number primitive type or an enum type, - // or at least one of the operands to be of type Any or the String primitive type. - // If one operand is the null or undefined value, it is treated as having the type of the other operand. - if (leftType.flags & 6144 /* Nullable */) - leftType = rightType; - if (rightType.flags & 6144 /* Nullable */) - rightType = leftType; - leftType = getNonNullableType(leftType); - rightType = getNonNullableType(rightType); + if (!isTypeAssignableToKind(leftType, 262178 /* StringLike */) && !isTypeAssignableToKind(rightType, 262178 /* StringLike */)) { + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); + } var resultType = void 0; - if (isTypeOfKind(leftType, 340 /* NumberLike */) && isTypeOfKind(rightType, 340 /* NumberLike */)) { + if (isTypeAssignableToKind(leftType, 84 /* NumberLike */, /*strict*/ true) && isTypeAssignableToKind(rightType, 84 /* NumberLike */, /*strict*/ true)) { // Operands of an enum type are treated as having the primitive type Number. // If both operands are of the Number primitive type, the result is of the Number primitive type. resultType = numberType; } - else { - if (isTypeOfKind(leftType, 262178 /* StringLike */) || isTypeOfKind(rightType, 262178 /* StringLike */)) { - // If one or both operands are of the String primitive type, the result is of the String primitive type. - resultType = stringType; - } - else if (isTypeAny(leftType) || isTypeAny(rightType)) { - // Otherwise, the result is of type Any. - // NOTE: unknown type here denotes error type. Old compiler treated this case as any type so do we. - resultType = leftType === unknownType || rightType === unknownType ? unknownType : anyType; - } - // Symbols are not allowed at all in arithmetic expressions - if (resultType && !checkForDisallowedESSymbolOperand(operator)) { - return resultType; - } + else if (isTypeAssignableToKind(leftType, 262178 /* StringLike */, /*strict*/ true) || isTypeAssignableToKind(rightType, 262178 /* StringLike */, /*strict*/ true)) { + // If one or both operands are of the String primitive type, the result is of the String primitive type. + resultType = stringType; + } + else if (isTypeAny(leftType) || isTypeAny(rightType)) { + // Otherwise, the result is of type Any. + // NOTE: unknown type here denotes error type. Old compiler treated this case as any type so do we. + resultType = leftType === unknownType || rightType === unknownType ? unknownType : anyType; + } + // Symbols are not allowed at all in arithmetic expressions + if (resultType && !checkForDisallowedESSymbolOperand(operator)) { + return resultType; } if (!resultType) { reportOperatorError(); return anyType; } - if (operator === 58 /* PlusEqualsToken */) { + if (operator === 59 /* PlusEqualsToken */) { checkAssignmentOperator(resultType); } return resultType; - case 26 /* LessThanToken */: - case 28 /* GreaterThanToken */: - case 29 /* LessThanEqualsToken */: - case 30 /* GreaterThanEqualsToken */: + case 27 /* LessThanToken */: + case 29 /* GreaterThanToken */: + case 30 /* LessThanEqualsToken */: + case 31 /* GreaterThanEqualsToken */: if (checkForDisallowedESSymbolOperand(operator)) { - leftType = getBaseTypeOfLiteralType(leftType); - rightType = getBaseTypeOfLiteralType(rightType); + leftType = getBaseTypeOfLiteralType(checkNonNullType(leftType, left)); + rightType = getBaseTypeOfLiteralType(checkNonNullType(rightType, right)); if (!isTypeComparableTo(leftType, rightType) && !isTypeComparableTo(rightType, leftType)) { reportOperatorError(); } } return booleanType; - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: var leftIsLiteral = isLiteralType(leftType); var rightIsLiteral = isLiteralType(rightType); if (!leftIsLiteral || !rightIsLiteral) { @@ -37881,27 +40080,30 @@ var ts; reportOperatorError(); } return booleanType; - case 92 /* InstanceOfKeyword */: + case 93 /* InstanceOfKeyword */: return checkInstanceOfExpression(left, right, leftType, rightType); - case 91 /* InKeyword */: + case 92 /* InKeyword */: return checkInExpression(left, right, leftType, rightType); - case 52 /* AmpersandAmpersandToken */: + case 53 /* AmpersandAmpersandToken */: return getTypeFacts(leftType) & 1048576 /* Truthy */ ? - includeFalsyTypes(rightType, getFalsyFlags(strictNullChecks ? leftType : getBaseTypeOfLiteralType(rightType))) : + getUnionType([extractDefinitelyFalsyTypes(strictNullChecks ? leftType : getBaseTypeOfLiteralType(rightType)), rightType]) : leftType; - case 53 /* BarBarToken */: + case 54 /* BarBarToken */: return getTypeFacts(leftType) & 2097152 /* Falsy */ ? getBestChoiceType(removeDefinitelyFalsyTypes(leftType), rightType) : leftType; - case 57 /* EqualsToken */: + case 58 /* EqualsToken */: checkAssignmentOperator(rightType); return getRegularTypeOfObjectLiteral(rightType); - case 25 /* CommaToken */: - if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left)) { + case 26 /* CommaToken */: + if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left) && !isEvalNode(right)) { error(left, ts.Diagnostics.Left_side_of_comma_operator_is_unused_and_has_no_side_effects); } return rightType; } + function isEvalNode(node) { + return node.kind === 71 /* Identifier */ && node.escapedText === "eval"; + } // Return true if there was no error, false if there was an error. function checkForDisallowedESSymbolOperand(operator) { var offendingSymbolOperand = maybeTypeOfKind(leftType, 512 /* ESSymbol */) ? left : @@ -37915,21 +40117,21 @@ var ts; } function getSuggestedBooleanOperator(operator) { switch (operator) { - case 48 /* BarToken */: - case 68 /* BarEqualsToken */: - return 53 /* BarBarToken */; - case 49 /* CaretToken */: - case 69 /* CaretEqualsToken */: - return 34 /* ExclamationEqualsEqualsToken */; - case 47 /* AmpersandToken */: - case 67 /* AmpersandEqualsToken */: - return 52 /* AmpersandAmpersandToken */; + case 49 /* BarToken */: + case 69 /* BarEqualsToken */: + return 54 /* BarBarToken */; + case 50 /* CaretToken */: + case 70 /* CaretEqualsToken */: + return 35 /* ExclamationEqualsEqualsToken */; + case 48 /* AmpersandToken */: + case 68 /* AmpersandEqualsToken */: + return 53 /* AmpersandAmpersandToken */; default: return undefined; } } function checkAssignmentOperator(valueType) { - if (produceDiagnostics && operator >= 57 /* FirstAssignment */ && operator <= 69 /* LastAssignment */) { + if (produceDiagnostics && ts.isAssignmentOperator(operator)) { // TypeScript 1.0 spec (April 2014): 4.17 // An assignment of the form // VarExpr = ValueExpr @@ -37975,23 +40177,44 @@ var ts; var func = ts.getContainingFunction(node); // If the user's code is syntactically correct, the func should always have a star. After all, // we are in a yield context. - if (func && func.asteriskToken) { - var expressionType = checkExpressionCached(node.expression, /*contextualMapper*/ undefined); + var functionFlags = func && ts.getFunctionFlags(func); + if (node.asteriskToken) { + // Async generator functions prior to ESNext require the __await, __asyncDelegator, + // and __asyncValues helpers + if ((functionFlags & 3 /* AsyncGenerator */) === 3 /* AsyncGenerator */ && + languageVersion < 5 /* ESNext */) { + checkExternalEmitHelpers(node, 26624 /* AsyncDelegatorIncludes */); + } + // Generator functions prior to ES2015 require the __values helper + if ((functionFlags & 3 /* AsyncGenerator */) === 1 /* Generator */ && + languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 256 /* Values */); + } + } + if (functionFlags & 1 /* Generator */) { + var expressionType = checkExpressionCached(node.expression); var expressionElementType = void 0; var nodeIsYieldStar = !!node.asteriskToken; if (nodeIsYieldStar) { - expressionElementType = checkElementTypeOfIterable(expressionType, node.expression); + expressionElementType = checkIteratedTypeOrElementType(expressionType, node.expression, /*allowStringInput*/ false, (functionFlags & 2 /* Async */) !== 0); } // There is no point in doing an assignability check if the function // has no explicit return type because the return type is directly computed // from the yield expressions. - if (func.type) { - var signatureElementType = getElementTypeOfIterableIterator(getTypeFromTypeNode(func.type)) || anyType; + var returnType = ts.getEffectiveReturnTypeNode(func); + if (returnType) { + var signatureElementType = getIteratedTypeOfGenerator(getTypeFromTypeNode(returnType), (functionFlags & 2 /* Async */) !== 0) || anyType; if (nodeIsYieldStar) { - checkTypeAssignableTo(expressionElementType, signatureElementType, node.expression, /*headMessage*/ undefined); + checkTypeAssignableTo(functionFlags & 2 /* Async */ + ? getAwaitedType(expressionElementType, node.expression, ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member) + : expressionElementType, signatureElementType, node.expression, + /*headMessage*/ undefined); } else { - checkTypeAssignableTo(expressionType, signatureElementType, node.expression, /*headMessage*/ undefined); + checkTypeAssignableTo(functionFlags & 2 /* Async */ + ? getAwaitedType(expressionType, node.expression, ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member) + : expressionType, signatureElementType, node.expression, + /*headMessage*/ undefined); } } } @@ -37999,27 +40222,12 @@ var ts; // Both yield and yield* expressions have type 'any' return anyType; } - function checkConditionalExpression(node, contextualMapper) { + function checkConditionalExpression(node, checkMode) { checkExpression(node.condition); - var type1 = checkExpression(node.whenTrue, contextualMapper); - var type2 = checkExpression(node.whenFalse, contextualMapper); + var type1 = checkExpression(node.whenTrue, checkMode); + var type2 = checkExpression(node.whenFalse, checkMode); return getBestChoiceType(type1, type2); } - function checkLiteralExpression(node) { - if (node.kind === 8 /* NumericLiteral */) { - checkGrammarNumericLiteral(node); - } - switch (node.kind) { - case 9 /* StringLiteral */: - return getFreshTypeOfLiteralType(getLiteralTypeForText(32 /* StringLiteral */, node.text)); - case 8 /* NumericLiteral */: - return getFreshTypeOfLiteralType(getLiteralTypeForText(64 /* NumberLiteral */, node.text)); - case 100 /* TrueKeyword */: - return trueType; - case 85 /* FalseKeyword */: - return falseType; - } - } function checkTemplateExpression(node) { // We just want to check each expressions, but we are unconcerned with // the type of each expression, as any value may be coerced into a string. @@ -38033,12 +40241,17 @@ var ts; } function checkExpressionWithContextualType(node, contextualType, contextualMapper) { var saveContextualType = node.contextualType; + var saveContextualMapper = node.contextualMapper; node.contextualType = contextualType; - var result = checkExpression(node, contextualMapper); + node.contextualMapper = contextualMapper; + var checkMode = contextualMapper === identityMapper ? 1 /* SkipContextSensitive */ : + contextualMapper ? 2 /* Inferential */ : 0 /* Normal */; + var result = checkExpression(node, checkMode); node.contextualType = saveContextualType; + node.contextualMapper = saveContextualMapper; return result; } - function checkExpressionCached(node, contextualMapper) { + function checkExpressionCached(node, checkMode) { var links = getNodeLinks(node); if (!links.resolvedType) { // When computing a type that we're going to cache, we need to ignore any ongoing control flow @@ -38046,17 +40259,17 @@ var ts; // to the top of the stack ensures all transient types are computed from a known point. var saveFlowLoopStart = flowLoopStart; flowLoopStart = flowLoopCount; - links.resolvedType = checkExpression(node, contextualMapper); + links.resolvedType = checkExpression(node, checkMode); flowLoopStart = saveFlowLoopStart; } return links.resolvedType; } function isTypeAssertion(node) { node = ts.skipParentheses(node); - return node.kind === 182 /* TypeAssertionExpression */ || node.kind === 200 /* AsExpression */; + return node.kind === 184 /* TypeAssertionExpression */ || node.kind === 202 /* AsExpression */; } function checkDeclarationInitializer(declaration) { - var type = checkExpressionCached(declaration.initializer); + var type = getTypeOfExpression(declaration.initializer, /*cache*/ true); return ts.getCombinedNodeFlags(declaration) & 2 /* Const */ || ts.getCombinedModifierFlags(declaration) & 64 /* Readonly */ && !ts.isParameterPropertyDeclaration(declaration) || isTypeAssertion(declaration.initializer) ? type : getWidenedLiteralType(type); @@ -38064,65 +40277,73 @@ var ts; function isLiteralContextualType(contextualType) { if (contextualType) { if (contextualType.flags & 540672 /* TypeVariable */) { - var apparentType = getApparentTypeOfTypeVariable(contextualType); + var constraint = getBaseConstraintOfType(contextualType) || emptyObjectType; // If the type parameter is constrained to the base primitive type we're checking for, // consider this a literal context. For example, given a type parameter 'T extends string', // this causes us to infer string literal types for T. - if (apparentType.flags & (2 /* String */ | 4 /* Number */ | 8 /* Boolean */ | 16 /* Enum */)) { + if (constraint.flags & (2 /* String */ | 4 /* Number */ | 8 /* Boolean */ | 16 /* Enum */)) { return true; } - contextualType = apparentType; + contextualType = constraint; } - return maybeTypeOfKind(contextualType, (480 /* Literal */ | 262144 /* Index */)); + return maybeTypeOfKind(contextualType, (224 /* Literal */ | 262144 /* Index */)); } return false; } - function checkExpressionForMutableLocation(node, contextualMapper) { - var type = checkExpression(node, contextualMapper); - return isTypeAssertion(node) || isLiteralContextualType(getContextualType(node)) ? type : getWidenedLiteralType(type); + function checkExpressionForMutableLocation(node, checkMode, contextualType) { + if (arguments.length === 2) { + contextualType = getContextualType(node); + } + var type = checkExpression(node, checkMode); + var shouldWiden = isTypeAssertion(node) || isLiteralContextualType(contextualType); + return shouldWiden ? type : getWidenedLiteralType(type); } - function checkPropertyAssignment(node, contextualMapper) { + function checkPropertyAssignment(node, checkMode) { // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } - return checkExpressionForMutableLocation(node.initializer, contextualMapper); + return checkExpressionForMutableLocation(node.initializer, checkMode); } - function checkObjectLiteralMethod(node, contextualMapper) { + function checkObjectLiteralMethod(node, checkMode) { // Grammar checking checkGrammarMethod(node); // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } - var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper); - return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper); + var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, checkMode); + return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode); } - function instantiateTypeWithSingleGenericCallSignature(node, type, contextualMapper) { - if (isInferentialContext(contextualMapper)) { + function instantiateTypeWithSingleGenericCallSignature(node, type, checkMode) { + if (checkMode === 2 /* Inferential */) { var signature = getSingleCallSignature(type); if (signature && signature.typeParameters) { var contextualType = getApparentTypeOfContextualType(node); if (contextualType) { - var contextualSignature = getSingleCallSignature(contextualType); + var contextualSignature = getSingleCallSignature(getNonNullableType(contextualType)); if (contextualSignature && !contextualSignature.typeParameters) { - return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper)); + return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, getContextualMapper(node))); } } } } return type; } - // Returns the type of an expression. Unlike checkExpression, this function is simply concerned - // with computing the type and may not fully check all contained sub-expressions for errors. - function getTypeOfExpression(node) { + /** + * Returns the type of an expression. Unlike checkExpression, this function is simply concerned + * with computing the type and may not fully check all contained sub-expressions for errors. + * A cache argument of true indicates that if the function performs a full type check, it is ok + * to cache the result. + */ + function getTypeOfExpression(node, cache) { // Optimize for the common case of a call to a function with a single non-generic call // signature where we can just fetch the return type without checking the arguments. - if (node.kind === 179 /* CallExpression */ && node.expression.kind !== 96 /* SuperKeyword */) { + if (node.kind === 181 /* CallExpression */ && node.expression.kind !== 97 /* SuperKeyword */ && !ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { var funcType = checkNonNullExpression(node.expression); var signature = getSingleCallSignature(funcType); if (signature && !signature.typeParameters) { @@ -38132,7 +40353,21 @@ var ts; // Otherwise simply call checkExpression. Ideally, the entire family of checkXXX functions // should have a parameter that indicates whether full error checking is required such that // we can perform the optimizations locally. - return checkExpression(node); + return cache ? checkExpressionCached(node) : checkExpression(node); + } + /** + * Returns the type of an expression. Unlike checkExpression, this function is simply concerned + * with computing the type and may not fully check all contained sub-expressions for errors. + * It is intended for uses where you know there is no contextual type, + * and requesting the contextual type might cause a circularity or other bad behaviour. + * It sets the contextual type of the node to any before calling getTypeOfExpression. + */ + function getContextFreeTypeOfExpression(node) { + var saveContextualType = node.contextualType; + node.contextualType = anyType; + var type = getTypeOfExpression(node); + node.contextualType = saveContextualType; + return type; } // Checks an expression and returns its type. The contextualMapper parameter serves two purposes: When // contextualMapper is not undefined and not equal to the identityMapper function object it indicates that the @@ -38141,104 +40376,122 @@ var ts; // object, it serves as an indicator that all contained function and arrow expressions should be considered to // have the wildcard function type; this form of type check is used during overload resolution to exclude // contextually typed function and arrow expressions in the initial phase. - function checkExpression(node, contextualMapper) { + function checkExpression(node, checkMode) { var type; - if (node.kind === 141 /* QualifiedName */) { + if (node.kind === 143 /* QualifiedName */) { type = checkQualifiedName(node); } else { - var uninstantiatedType = checkExpressionWorker(node, contextualMapper); - type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper); + var uninstantiatedType = checkExpressionWorker(node, checkMode); + type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode); } if (isConstEnumObjectType(type)) { // enum object type for const enums are only permitted in: // - 'left' in property access // - 'object' in indexed access // - target in rhs of import statement - var ok = (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.expression === node) || - (node.parent.kind === 178 /* ElementAccessExpression */ && node.parent.expression === node) || - ((node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */) && isInRightSideOfImportOrExportAssignment(node)); + var ok = (node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.expression === node) || + (node.parent.kind === 180 /* ElementAccessExpression */ && node.parent.expression === node) || + ((node.kind === 71 /* Identifier */ || node.kind === 143 /* QualifiedName */) && isInRightSideOfImportOrExportAssignment(node)); if (!ok) { error(node, ts.Diagnostics.const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment); } } return type; } - function checkExpressionWorker(node, contextualMapper) { + function checkParenthesizedExpression(node, checkMode) { + var tag = ts.isInJavaScriptFile(node) ? ts.getJSDocTypeTag(node) : undefined; + if (tag) { + return checkAssertionWorker(tag, tag.typeExpression.type, node.expression, checkMode); + } + return checkExpression(node.expression, checkMode); + } + function checkExpressionWorker(node, checkMode) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return checkIdentifier(node); - case 98 /* ThisKeyword */: + case 99 /* ThisKeyword */: return checkThisExpression(node); - case 96 /* SuperKeyword */: + case 97 /* SuperKeyword */: return checkSuperExpression(node); - case 94 /* NullKeyword */: + case 95 /* NullKeyword */: return nullWideningType; + case 13 /* NoSubstitutionTemplateLiteral */: case 9 /* StringLiteral */: + return getFreshTypeOfLiteralType(getLiteralType(node.text)); case 8 /* NumericLiteral */: - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - return checkLiteralExpression(node); - case 194 /* TemplateExpression */: + checkGrammarNumericLiteral(node); + return getFreshTypeOfLiteralType(getLiteralType(+node.text)); + case 101 /* TrueKeyword */: + return trueType; + case 86 /* FalseKeyword */: + return falseType; + case 196 /* TemplateExpression */: return checkTemplateExpression(node); - case 12 /* NoSubstitutionTemplateLiteral */: - return stringType; - case 11 /* RegularExpressionLiteral */: + case 12 /* RegularExpressionLiteral */: return globalRegExpType; - case 175 /* ArrayLiteralExpression */: - return checkArrayLiteral(node, contextualMapper); - case 176 /* ObjectLiteralExpression */: - return checkObjectLiteral(node, contextualMapper); - case 177 /* PropertyAccessExpression */: + case 177 /* ArrayLiteralExpression */: + return checkArrayLiteral(node, checkMode); + case 178 /* ObjectLiteralExpression */: + return checkObjectLiteral(node, checkMode); + case 179 /* PropertyAccessExpression */: return checkPropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: + case 180 /* ElementAccessExpression */: return checkIndexedAccess(node); - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 181 /* CallExpression */: + if (node.expression.kind === 91 /* ImportKeyword */) { + return checkImportCallExpression(node); + } + /* falls through */ + case 182 /* NewExpression */: return checkCallExpression(node); - case 181 /* TaggedTemplateExpression */: + case 183 /* TaggedTemplateExpression */: return checkTaggedTemplateExpression(node); - case 183 /* ParenthesizedExpression */: - return checkExpression(node.expression, contextualMapper); - case 197 /* ClassExpression */: + case 185 /* ParenthesizedExpression */: + return checkParenthesizedExpression(node, checkMode); + case 199 /* ClassExpression */: return checkClassExpression(node); - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - return checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper); - case 187 /* TypeOfExpression */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return checkFunctionExpressionOrObjectLiteralMethod(node, checkMode); + case 189 /* TypeOfExpression */: return checkTypeOfExpression(node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: return checkAssertion(node); - case 201 /* NonNullExpression */: + case 203 /* NonNullExpression */: return checkNonNullAssertion(node); - case 186 /* DeleteExpression */: + case 204 /* MetaProperty */: + return checkMetaProperty(node); + case 188 /* DeleteExpression */: return checkDeleteExpression(node); - case 188 /* VoidExpression */: + case 190 /* VoidExpression */: return checkVoidExpression(node); - case 189 /* AwaitExpression */: + case 191 /* AwaitExpression */: return checkAwaitExpression(node); - case 190 /* PrefixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: return checkPrefixUnaryExpression(node); - case 191 /* PostfixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: return checkPostfixUnaryExpression(node); - case 192 /* BinaryExpression */: - return checkBinaryExpression(node, contextualMapper); - case 193 /* ConditionalExpression */: - return checkConditionalExpression(node, contextualMapper); - case 196 /* SpreadElement */: - return checkSpreadExpression(node, contextualMapper); - case 198 /* OmittedExpression */: + case 194 /* BinaryExpression */: + return checkBinaryExpression(node, checkMode); + case 195 /* ConditionalExpression */: + return checkConditionalExpression(node, checkMode); + case 198 /* SpreadElement */: + return checkSpreadExpression(node, checkMode); + case 200 /* OmittedExpression */: return undefinedWideningType; - case 195 /* YieldExpression */: + case 197 /* YieldExpression */: return checkYieldExpression(node); - case 252 /* JsxExpression */: - return checkJsxExpression(node); - case 246 /* JsxElement */: + case 256 /* JsxExpression */: + return checkJsxExpression(node, checkMode); + case 249 /* JsxElement */: return checkJsxElement(node); - case 247 /* JsxSelfClosingElement */: + case 250 /* JsxSelfClosingElement */: return checkJsxSelfClosingElement(node); - case 248 /* JsxOpeningElement */: + case 254 /* JsxAttributes */: + return checkJsxAttributes(node, checkMode); + case 251 /* JsxOpeningElement */: ts.Debug.fail("Shouldn't ever directly check a JsxOpeningElement"); } return unknownType; @@ -38250,7 +40503,19 @@ var ts; grammarErrorOnFirstToken(node.expression, ts.Diagnostics.Type_expected); } checkSourceElement(node.constraint); - getConstraintOfTypeParameter(getDeclaredTypeOfTypeParameter(getSymbolOfNode(node))); + checkSourceElement(node.default); + var typeParameter = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node)); + if (!hasNonCircularBaseConstraint(typeParameter)) { + error(node.constraint, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(typeParameter)); + } + if (!hasNonCircularTypeParameterDefault(typeParameter)) { + error(node.default, ts.Diagnostics.Type_parameter_0_has_a_circular_default, typeToString(typeParameter)); + } + var constraintType = getConstraintOfTypeParameter(typeParameter); + var defaultType = getDefaultFromTypeParameter(typeParameter); + if (constraintType && defaultType) { + checkTypeAssignableTo(defaultType, getTypeWithThisArgument(constraintType, defaultType), node.default, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); + } if (produceDiagnostics) { checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_parameter_name_cannot_be_0); } @@ -38264,20 +40529,19 @@ var ts; checkGrammarDecorators(node) || checkGrammarModifiers(node); checkVariableLikeDeclaration(node); var func = ts.getContainingFunction(node); - if (ts.getModifierFlags(node) & 92 /* ParameterPropertyModifier */) { - func = ts.getContainingFunction(node); - if (!(func.kind === 150 /* Constructor */ && ts.nodeIsPresent(func.body))) { + if (ts.hasModifier(node, 92 /* ParameterPropertyModifier */)) { + if (!(func.kind === 152 /* Constructor */ && ts.nodeIsPresent(func.body))) { error(node, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation); } } if (node.questionToken && ts.isBindingPattern(node.name) && func.body) { error(node, ts.Diagnostics.A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature); } - if (node.name.text === "this") { + if (node.name && ts.isIdentifier(node.name) && (node.name.escapedText === "this" || node.name.escapedText === "new")) { if (ts.indexOf(func.parameters, node) !== 0) { - error(node, ts.Diagnostics.A_this_parameter_must_be_the_first_parameter); + error(node, ts.Diagnostics.A_0_parameter_must_be_the_first_parameter, node.name.escapedText); } - if (func.kind === 150 /* Constructor */ || func.kind === 154 /* ConstructSignature */ || func.kind === 159 /* ConstructorType */) { + if (func.kind === 152 /* Constructor */ || func.kind === 156 /* ConstructSignature */ || func.kind === 161 /* ConstructorType */) { error(node, ts.Diagnostics.A_constructor_cannot_have_a_this_parameter); } } @@ -38287,20 +40551,11 @@ var ts; error(node, ts.Diagnostics.A_rest_parameter_must_be_of_an_array_type); } } - function isSyntacticallyValidGenerator(node) { - if (!node.asteriskToken || !node.body) { - return false; - } - return node.kind === 149 /* MethodDeclaration */ || - node.kind === 225 /* FunctionDeclaration */ || - node.kind === 184 /* FunctionExpression */; - } function getTypePredicateParameterIndex(parameterList, parameter) { if (parameterList) { for (var i = 0; i < parameterList.length; i++) { var param = parameterList[i]; - if (param.name.kind === 70 /* Identifier */ && - param.name.text === parameter.text) { + if (param.name.kind === 71 /* Identifier */ && param.name.escapedText === parameter.escapedText) { return i; } } @@ -38318,6 +40573,7 @@ var ts; if (!typePredicate) { return; } + checkSourceElement(node.type); var parameterName = node.parameterName; if (ts.isThisTypePredicate(typePredicate)) { getTypeFromThisTypeNode(parameterName); @@ -38328,7 +40584,7 @@ var ts; error(parameterName, ts.Diagnostics.A_type_predicate_cannot_reference_a_rest_parameter); } else { - var leadingError = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); + var leadingError = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); checkTypeAssignableTo(typePredicate.type, getTypeOfNode(parent.parameters[typePredicate.parameterIndex]), node.type, /*headMessage*/ undefined, leadingError); } @@ -38336,9 +40592,9 @@ var ts; else if (parameterName) { var hasReportedError = false; for (var _i = 0, _a = parent.parameters; _i < _a.length; _i++) { - var name_21 = _a[_i].name; - if (ts.isBindingPattern(name_21) && - checkIfTypePredicateVariableIsDeclaredInBindingPattern(name_21, parameterName, typePredicate.parameterName)) { + var name = _a[_i].name; + if (ts.isBindingPattern(name) && + checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, parameterName, typePredicate.parameterName)) { hasReportedError = true; break; } @@ -38351,16 +40607,16 @@ var ts; } function getTypePredicateParent(node) { switch (node.parent.kind) { - case 185 /* ArrowFunction */: - case 153 /* CallSignature */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 158 /* FunctionType */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - var parent_10 = node.parent; - if (node === parent_10.type) { - return parent_10; + case 187 /* ArrowFunction */: + case 155 /* CallSignature */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 160 /* FunctionType */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + var parent = node.parent; + if (node === parent.type) { + return parent; } } } @@ -38370,15 +40626,13 @@ var ts; if (ts.isOmittedExpression(element)) { continue; } - var name_22 = element.name; - if (name_22.kind === 70 /* Identifier */ && - name_22.text === predicateVariableName) { + var name = element.name; + if (name.kind === 71 /* Identifier */ && name.escapedText === predicateVariableName) { error(predicateVariableNode, ts.Diagnostics.A_type_predicate_cannot_reference_element_0_in_a_binding_pattern, predicateVariableName); return true; } - else if (name_22.kind === 173 /* ArrayBindingPattern */ || - name_22.kind === 172 /* ObjectBindingPattern */) { - if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name_22, predicateVariableNode, predicateVariableName)) { + else if (name.kind === 175 /* ArrayBindingPattern */ || name.kind === 174 /* ObjectBindingPattern */) { + if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, predicateVariableNode, predicateVariableName)) { return true; } } @@ -38386,56 +40640,71 @@ var ts; } function checkSignatureDeclaration(node) { // Grammar checking - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 157 /* IndexSignature */) { checkGrammarIndexSignature(node); } - else if (node.kind === 158 /* FunctionType */ || node.kind === 225 /* FunctionDeclaration */ || node.kind === 159 /* ConstructorType */ || - node.kind === 153 /* CallSignature */ || node.kind === 150 /* Constructor */ || - node.kind === 154 /* ConstructSignature */) { + else if (node.kind === 160 /* FunctionType */ || node.kind === 228 /* FunctionDeclaration */ || node.kind === 161 /* ConstructorType */ || + node.kind === 155 /* CallSignature */ || node.kind === 152 /* Constructor */ || + node.kind === 156 /* ConstructSignature */) { checkGrammarFunctionLikeDeclaration(node); } - if (ts.isAsyncFunctionLike(node) && languageVersion < 4 /* ES2017 */) { - checkExternalEmitHelpers(node, 64 /* Awaiter */); - if (languageVersion < 2 /* ES2015 */) { + var functionFlags = ts.getFunctionFlags(node); + if (!(functionFlags & 4 /* Invalid */)) { + // Async generators prior to ESNext require the __await and __asyncGenerator helpers + if ((functionFlags & 3 /* AsyncGenerator */) === 3 /* AsyncGenerator */ && languageVersion < 5 /* ESNext */) { + checkExternalEmitHelpers(node, 6144 /* AsyncGeneratorIncludes */); + } + // Async functions prior to ES2017 require the __awaiter helper + if ((functionFlags & 3 /* AsyncGenerator */) === 2 /* Async */ && languageVersion < 4 /* ES2017 */) { + checkExternalEmitHelpers(node, 64 /* Awaiter */); + } + // Generator functions, Async functions, and Async Generator functions prior to + // ES2015 require the __generator helper + if ((functionFlags & 3 /* AsyncGenerator */) !== 0 /* Normal */ && languageVersion < 2 /* ES2015 */) { checkExternalEmitHelpers(node, 128 /* Generator */); } } checkTypeParameters(node.typeParameters); ts.forEach(node.parameters, checkParameter); + // TODO(rbuckton): Should we start checking JSDoc types? if (node.type) { checkSourceElement(node.type); } if (produceDiagnostics) { checkCollisionWithArgumentsInGeneratedCode(node); - if (compilerOptions.noImplicitAny && !node.type) { + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + if (noImplicitAny && !returnTypeNode) { switch (node.kind) { - case 154 /* ConstructSignature */: + case 156 /* ConstructSignature */: error(node, ts.Diagnostics.Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type); break; - case 153 /* CallSignature */: + case 155 /* CallSignature */: error(node, ts.Diagnostics.Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type); break; } } - if (node.type) { - if (languageVersion >= 2 /* ES2015 */ && isSyntacticallyValidGenerator(node)) { - var returnType = getTypeFromTypeNode(node.type); + if (returnTypeNode) { + var functionFlags_1 = ts.getFunctionFlags(node); + if ((functionFlags_1 & (4 /* Invalid */ | 1 /* Generator */)) === 1 /* Generator */) { + var returnType = getTypeFromTypeNode(returnTypeNode); if (returnType === voidType) { - error(node.type, ts.Diagnostics.A_generator_cannot_have_a_void_type_annotation); + error(returnTypeNode, ts.Diagnostics.A_generator_cannot_have_a_void_type_annotation); } else { - var generatorElementType = getElementTypeOfIterableIterator(returnType) || anyType; - var iterableIteratorInstantiation = createIterableIteratorType(generatorElementType); + var generatorElementType = getIteratedTypeOfGenerator(returnType, (functionFlags_1 & 2 /* Async */) !== 0) || anyType; + var iterableIteratorInstantiation = functionFlags_1 & 2 /* Async */ + ? createAsyncIterableIteratorType(generatorElementType) // AsyncGenerator function + : createIterableIteratorType(generatorElementType); // Generator function // Naively, one could check that IterableIterator is assignable to the return type annotation. // However, that would not catch the error in the following case. // // interface BadGenerator extends Iterable, Iterator { } // function* g(): BadGenerator { } // Iterable and Iterator have different types! // - checkTypeAssignableTo(iterableIteratorInstantiation, returnType, node.type); + checkTypeAssignableTo(iterableIteratorInstantiation, returnType, returnTypeNode); } } - else if (ts.isAsyncFunctionLike(node)) { + else if ((functionFlags_1 & 3 /* AsyncGenerator */) === 2 /* Async */) { checkAsyncFunctionReturnType(node); } } @@ -38445,55 +40714,96 @@ var ts; } } function checkClassForDuplicateDeclarations(node) { - var Accessor; - (function (Accessor) { - Accessor[Accessor["Getter"] = 1] = "Getter"; - Accessor[Accessor["Setter"] = 2] = "Setter"; - Accessor[Accessor["Property"] = 3] = "Property"; - })(Accessor || (Accessor = {})); - var instanceNames = ts.createMap(); - var staticNames = ts.createMap(); + var Declaration; + (function (Declaration) { + Declaration[Declaration["Getter"] = 1] = "Getter"; + Declaration[Declaration["Setter"] = 2] = "Setter"; + Declaration[Declaration["Method"] = 4] = "Method"; + Declaration[Declaration["Property"] = 3] = "Property"; + })(Declaration || (Declaration = {})); + var instanceNames = ts.createUnderscoreEscapedMap(); + var staticNames = ts.createUnderscoreEscapedMap(); for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind === 150 /* Constructor */) { + if (member.kind === 152 /* Constructor */) { for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) { var param = _c[_b]; - if (ts.isParameterPropertyDeclaration(param)) { - addName(instanceNames, param.name, param.name.text, 3 /* Property */); + if (ts.isParameterPropertyDeclaration(param) && !ts.isBindingPattern(param.name)) { + addName(instanceNames, param.name, param.name.escapedText, 3 /* Property */); } } } else { - var isStatic = ts.forEach(member.modifiers, function (m) { return m.kind === 114 /* StaticKeyword */; }); + var isStatic = ts.hasModifier(member, 32 /* Static */); var names = isStatic ? staticNames : instanceNames; var memberName = member.name && ts.getPropertyNameForPropertyNameNode(member.name); if (memberName) { switch (member.kind) { - case 151 /* GetAccessor */: + case 153 /* GetAccessor */: addName(names, member.name, memberName, 1 /* Getter */); break; - case 152 /* SetAccessor */: + case 154 /* SetAccessor */: addName(names, member.name, memberName, 2 /* Setter */); break; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: addName(names, member.name, memberName, 3 /* Property */); break; + case 151 /* MethodDeclaration */: + addName(names, member.name, memberName, 4 /* Method */); + break; } } } } function addName(names, location, name, meaning) { - var prev = names[name]; + var prev = names.get(name); if (prev) { - if (prev & meaning) { + if (prev & 4 /* Method */) { + if (meaning !== 4 /* Method */) { + error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location)); + } + } + else if (prev & meaning) { error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location)); } else { - names[name] = prev | meaning; + names.set(name, prev | meaning); } } else { - names[name] = meaning; + names.set(name, meaning); + } + } + } + /** + * Static members being set on a constructor function may conflict with built-in properties + * of Function. Esp. in ECMAScript 5 there are non-configurable and non-writable + * built-in properties. This check issues a transpile error when a class has a static + * member with the same name as a non-writable built-in property. + * + * @see http://www.ecma-international.org/ecma-262/5.1/#sec-15.3.3 + * @see http://www.ecma-international.org/ecma-262/5.1/#sec-15.3.5 + * @see http://www.ecma-international.org/ecma-262/6.0/#sec-properties-of-the-function-constructor + * @see http://www.ecma-international.org/ecma-262/6.0/#sec-function-instances + */ + function checkClassForStaticPropertyNameConflicts(node) { + for (var _i = 0, _a = node.members; _i < _a.length; _i++) { + var member = _a[_i]; + var memberNameNode = member.name; + var isStatic = ts.hasModifier(member, 32 /* Static */); + if (isStatic && memberNameNode) { + var memberName = ts.getPropertyNameForPropertyNameNode(memberNameNode); + switch (memberName) { + case "name": + case "length": + case "caller": + case "arguments": + case "prototype": + var message = ts.Diagnostics.Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1; + var className = getNameOfSymbol(getSymbolOfNode(node)); + error(memberNameNode, message, memberName, className); + break; + } } } } @@ -38501,29 +40811,31 @@ var ts; var names = ts.createMap(); for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind == 146 /* PropertySignature */) { + if (member.kind === 148 /* PropertySignature */) { var memberName = void 0; switch (member.name.kind) { case 9 /* StringLiteral */: case 8 /* NumericLiteral */: - case 70 /* Identifier */: memberName = member.name.text; break; + case 71 /* Identifier */: + memberName = ts.idText(member.name); + break; default: continue; } - if (names[memberName]) { - error(member.symbol.valueDeclaration.name, ts.Diagnostics.Duplicate_identifier_0, memberName); + if (names.get(memberName)) { + error(ts.getNameOfDeclaration(member.symbol.valueDeclaration), ts.Diagnostics.Duplicate_identifier_0, memberName); error(member.name, ts.Diagnostics.Duplicate_identifier_0, memberName); } else { - names[memberName] = true; + names.set(memberName, true); } } } } function checkTypeForDuplicateIndexSignatures(node) { - if (node.kind === 227 /* InterfaceDeclaration */) { + if (node.kind === 230 /* InterfaceDeclaration */) { var nodeSymbol = getSymbolOfNode(node); // in case of merging interface declaration it is possible that we'll enter this check procedure several times for every declaration // to prevent this run check only for the first declaration of a given kind @@ -38543,7 +40855,7 @@ var ts; var declaration = decl; if (declaration.parameters.length === 1 && declaration.parameters[0].type) { switch (declaration.parameters[0].type.kind) { - case 134 /* StringKeyword */: + case 136 /* StringKeyword */: if (!seenStringIndexer) { seenStringIndexer = true; } @@ -38551,7 +40863,7 @@ var ts; error(declaration, ts.Diagnostics.Duplicate_string_index_signature); } break; - case 132 /* NumberKeyword */: + case 133 /* NumberKeyword */: if (!seenNumericIndexer) { seenNumericIndexer = true; } @@ -38576,7 +40888,7 @@ var ts; checkFunctionOrMethodDeclaration(node); // Abstract methods cannot have an implementation. // Extra checks are to avoid reporting multiple errors relating to the "abstractness" of the node. - if (ts.getModifierFlags(node) & 128 /* Abstract */ && node.body) { + if (ts.hasModifier(node, 128 /* Abstract */) && node.body) { error(node, ts.Diagnostics.Method_0_cannot_have_an_implementation_because_it_is_marked_abstract, ts.declarationNameToString(node.name)); } } @@ -38601,7 +40913,8 @@ var ts; return; } function containsSuperCallAsComputedPropertyName(n) { - return n.name && containsSuperCall(n.name); + var name = ts.getNameOfDeclaration(n); + return name && containsSuperCall(name); } function containsSuperCall(n) { if (ts.isSuperCall(n)) { @@ -38615,17 +40928,9 @@ var ts; } return ts.forEachChild(n, containsSuperCall); } - function markThisReferencesAsErrors(n) { - if (n.kind === 98 /* ThisKeyword */) { - error(n, ts.Diagnostics.this_cannot_be_referenced_in_current_location); - } - else if (n.kind !== 184 /* FunctionExpression */ && n.kind !== 225 /* FunctionDeclaration */) { - ts.forEachChild(n, markThisReferencesAsErrors); - } - } function isInstancePropertyWithInitializer(n) { - return n.kind === 147 /* PropertyDeclaration */ && - !(ts.getModifierFlags(n) & 32 /* Static */) && + return n.kind === 149 /* PropertyDeclaration */ && + !ts.hasModifier(n, 32 /* Static */) && !!n.initializer; } // TS 1.0 spec (April 2014): 8.3.2 @@ -38645,16 +40950,16 @@ var ts; // - The containing class is a derived class. // - The constructor declares parameter properties // or the containing class declares instance member variables with initializers. - var superCallShouldBeFirst = ts.forEach(node.parent.members, isInstancePropertyWithInitializer) || - ts.forEach(node.parameters, function (p) { return ts.getModifierFlags(p) & 92 /* ParameterPropertyModifier */; }); + var superCallShouldBeFirst = ts.some(node.parent.members, isInstancePropertyWithInitializer) || + ts.some(node.parameters, function (p) { return ts.hasModifier(p, 92 /* ParameterPropertyModifier */); }); // Skip past any prologue directives to find the first statement // to ensure that it was a super call. if (superCallShouldBeFirst) { var statements = node.body.statements; var superCallStatement = void 0; - for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) { - var statement = statements_3[_i]; - if (statement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { + for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) { + var statement = statements_2[_i]; + if (statement.kind === 210 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { superCallStatement = statement; break; } @@ -38678,7 +40983,7 @@ var ts; checkGrammarFunctionLikeDeclaration(node) || checkGrammarAccessor(node) || checkGrammarComputedPropertyName(node.name); checkDecorators(node); checkSignatureDeclaration(node); - if (node.kind === 151 /* GetAccessor */) { + if (node.kind === 153 /* GetAccessor */) { if (!ts.isInAmbientContext(node) && ts.nodeIsPresent(node.body) && (node.flags & 128 /* HasImplicitReturn */)) { if (!(node.flags & 256 /* HasExplicitReturn */)) { error(node.name, ts.Diagnostics.A_get_accessor_must_return_a_value); @@ -38688,19 +40993,21 @@ var ts; // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } if (!ts.hasDynamicName(node)) { // TypeScript 1.0 spec (April 2014): 8.4.3 // Accessors for the same member name must specify the same accessibility. - var otherKind = node.kind === 151 /* GetAccessor */ ? 152 /* SetAccessor */ : 151 /* GetAccessor */; + var otherKind = node.kind === 153 /* GetAccessor */ ? 154 /* SetAccessor */ : 153 /* GetAccessor */; var otherAccessor = ts.getDeclarationOfKind(node.symbol, otherKind); if (otherAccessor) { - if ((ts.getModifierFlags(node) & 28 /* AccessibilityModifier */) !== (ts.getModifierFlags(otherAccessor) & 28 /* AccessibilityModifier */)) { + var nodeFlags = ts.getModifierFlags(node); + var otherFlags = ts.getModifierFlags(otherAccessor); + if ((nodeFlags & 28 /* AccessibilityModifier */) !== (otherFlags & 28 /* AccessibilityModifier */)) { error(node.name, ts.Diagnostics.Getter_and_setter_accessors_do_not_agree_in_visibility); } - if (ts.hasModifier(node, 128 /* Abstract */) !== ts.hasModifier(otherAccessor, 128 /* Abstract */)) { + if ((nodeFlags & 128 /* Abstract */) !== (otherFlags & 128 /* Abstract */)) { error(node.name, ts.Diagnostics.Accessors_must_both_be_abstract_or_non_abstract); } // TypeScript 1.0 spec (April 2014): 4.5 @@ -38710,17 +41017,12 @@ var ts; } } var returnType = getTypeOfAccessors(getSymbolOfNode(node)); - if (node.kind === 151 /* GetAccessor */) { + if (node.kind === 153 /* GetAccessor */) { checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnType); } } - if (node.parent.kind !== 176 /* ObjectLiteralExpression */) { - checkSourceElement(node.body); - registerForUnusedIdentifiersCheck(node); - } - else { - checkNodeDeferred(node); - } + checkSourceElement(node.body); + registerForUnusedIdentifiersCheck(node); } function checkAccessorDeclarationTypesIdentical(first, second, getAnnotatedType, message) { var firstType = getAnnotatedType(first); @@ -38729,14 +41031,11 @@ var ts; error(first, message); } } - function checkAccessorDeferred(node) { - checkSourceElement(node.body); - registerForUnusedIdentifiersCheck(node); - } function checkMissingDeclaration(node) { checkDecorators(node); } function checkTypeArgumentConstraints(typeParameters, typeArgumentNodes) { + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); var typeArguments; var mapper; var result = true; @@ -38744,17 +41043,20 @@ var ts; var constraint = getConstraintOfTypeParameter(typeParameters[i]); if (constraint) { if (!typeArguments) { - typeArguments = ts.map(typeArgumentNodes, getTypeFromTypeNode); + typeArguments = fillMissingTypeArguments(ts.map(typeArgumentNodes, getTypeFromTypeNode), typeParameters, minTypeArgumentCount, ts.isInJavaScriptFile(typeArgumentNodes[i])); mapper = createTypeMapper(typeParameters, typeArguments); } var typeArgument = typeArguments[i]; - result = result && checkTypeAssignableTo(typeArgument, getTypeWithThisArgument(instantiateType(constraint, mapper), typeArgument), typeArgumentNodes[i], ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); + result = result && checkTypeAssignableTo(typeArgument, instantiateType(constraint, mapper), typeArgumentNodes[i], ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); } } return result; } function checkTypeReferenceNode(node) { checkGrammarTypeArguments(node, node.typeArguments); + if (node.kind === 159 /* TypeReference */ && node.typeName.jsdocDotPos !== undefined && !ts.isInJavaScriptFile(node) && !ts.isInJSDoc(node)) { + grammarErrorAtPos(node, node.typeName.jsdocDotPos, 1, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments); + } var type = getTypeFromTypeReference(node); if (type !== unknownType) { if (node.typeArguments) { @@ -38762,11 +41064,24 @@ var ts; ts.forEach(node.typeArguments, checkSourceElement); if (produceDiagnostics) { var symbol = getNodeLinks(node).resolvedSymbol; - var typeParameters = symbol.flags & 524288 /* TypeAlias */ ? getSymbolLinks(symbol).typeParameters : type.target.localTypeParameters; + if (!symbol) { + // There is no resolved symbol cached if the type resolved to a builtin + // via JSDoc type reference resolution (eg, Boolean became boolean), none + // of which are generic when they have no associated symbol + // (additionally, JSDoc's index signature syntax, Object actually uses generic syntax without being generic) + if (!ts.isJSDocIndexSignature(node)) { + error(node, ts.Diagnostics.Type_0_is_not_generic, typeToString(type)); + } + return; + } + var typeParameters = symbol.flags & 524288 /* TypeAlias */ && getSymbolLinks(symbol).typeParameters; + if (!typeParameters && getObjectFlags(type) & 4 /* Reference */) { + typeParameters = type.target.localTypeParameters; + } checkTypeArgumentConstraints(typeParameters, node.typeArguments); } } - if (type.flags & 16 /* Enum */ && !type.memberTypes && getNodeLinks(node).resolvedSymbol.flags & 8 /* EnumMember */) { + if (type.flags & 16 /* Enum */ && getNodeLinks(node).resolvedSymbol.flags & 8 /* EnumMember */) { error(node, ts.Diagnostics.Enum_type_0_has_members_with_initializers_that_are_not_literals, typeToString(type)); } } @@ -38797,27 +41112,50 @@ var ts; function checkUnionOrIntersectionType(node) { ts.forEach(node.types, checkSourceElement); } + function checkIndexedAccessIndexType(type, accessNode) { + if (!(type.flags & 524288 /* IndexedAccess */)) { + return type; + } + // Check if the index type is assignable to 'keyof T' for the object type. + var objectType = type.objectType; + var indexType = type.indexType; + if (isTypeAssignableTo(indexType, getIndexType(objectType))) { + if (accessNode.kind === 180 /* ElementAccessExpression */ && ts.isAssignmentTarget(accessNode) && + getObjectFlags(objectType) & 32 /* Mapped */ && objectType.declaration.readonlyToken) { + error(accessNode, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType)); + } + return type; + } + // Check if we're indexing with a numeric type and if either object or index types + // is a generic type with a constraint that has a numeric index signature. + if (getIndexInfoOfType(getApparentType(objectType), 1 /* Number */) && isTypeAssignableToKind(indexType, 84 /* NumberLike */)) { + return type; + } + error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType)); + return type; + } function checkIndexedAccessType(node) { - getTypeFromIndexedAccessTypeNode(node); + checkSourceElement(node.objectType); + checkSourceElement(node.indexType); + checkIndexedAccessIndexType(getTypeFromIndexedAccessTypeNode(node), node); } function checkMappedType(node) { checkSourceElement(node.typeParameter); checkSourceElement(node.type); var type = getTypeFromMappedTypeNode(node); var constraintType = getConstraintTypeFromMappedType(type); - var keyType = constraintType.flags & 540672 /* TypeVariable */ ? getApparentTypeOfTypeVariable(constraintType) : constraintType; - checkTypeAssignableTo(keyType, stringType, node.typeParameter.constraint); + checkTypeAssignableTo(constraintType, stringType, node.typeParameter.constraint); } function isPrivateWithinAmbient(node) { - return (ts.getModifierFlags(node) & 8 /* Private */) && ts.isInAmbientContext(node); + return ts.hasModifier(node, 8 /* Private */) && ts.isInAmbientContext(node); } function getEffectiveDeclarationFlags(n, flagsToCheck) { var flags = ts.getCombinedModifierFlags(n); // children of classes (even ambient classes) should not be marked as ambient or export // because those flags have no useful semantics there. - if (n.parent.kind !== 227 /* InterfaceDeclaration */ && - n.parent.kind !== 226 /* ClassDeclaration */ && - n.parent.kind !== 197 /* ClassExpression */ && + if (n.parent.kind !== 230 /* InterfaceDeclaration */ && + n.parent.kind !== 229 /* ClassDeclaration */ && + n.parent.kind !== 199 /* ClassExpression */ && ts.isInAmbientContext(n)) { if (!(flags & 2 /* Ambient */)) { // It is nested in an ambient context, which means it is automatically exported @@ -38849,16 +41187,16 @@ var ts; ts.forEach(overloads, function (o) { var deviation = getEffectiveDeclarationFlags(o, flagsToCheck) ^ canonicalFlags_1; if (deviation & 1 /* Export */) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_exported_or_non_exported); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_exported_or_non_exported); } else if (deviation & 2 /* Ambient */) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_ambient_or_non_ambient); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_ambient_or_non_ambient); } else if (deviation & (8 /* Private */ | 16 /* Protected */)) { - error(o.name || o, ts.Diagnostics.Overload_signatures_must_all_be_public_private_or_protected); + error(ts.getNameOfDeclaration(o) || o, ts.Diagnostics.Overload_signatures_must_all_be_public_private_or_protected); } else if (deviation & 128 /* Abstract */) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_abstract_or_non_abstract); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_abstract_or_non_abstract); } }); } @@ -38869,7 +41207,7 @@ var ts; ts.forEach(overloads, function (o) { var deviation = ts.hasQuestionToken(o) !== canonicalHasQuestionToken_1; if (deviation) { - error(o.name, ts.Diagnostics.Overload_signatures_must_all_be_optional_or_required); + error(ts.getNameOfDeclaration(o), ts.Diagnostics.Overload_signatures_must_all_be_optional_or_required); } }); } @@ -38903,16 +41241,19 @@ var ts; if (subsequentNode && subsequentNode.pos === node.end) { if (subsequentNode.kind === node.kind) { var errorNode_1 = subsequentNode.name || subsequentNode; - // TODO(jfreeman): These are methods, so handle computed name case - if (node.name && subsequentNode.name && node.name.text === subsequentNode.name.text) { - var reportError = (node.kind === 149 /* MethodDeclaration */ || node.kind === 148 /* MethodSignature */) && - (ts.getModifierFlags(node) & 32 /* Static */) !== (ts.getModifierFlags(subsequentNode) & 32 /* Static */); + // TODO: GH#17345: These are methods, so handle computed name case. (`Always allowing computed property names is *not* the correct behavior!) + var subsequentName = subsequentNode.name; + if (node.name && subsequentName && + (ts.isComputedPropertyName(node.name) && ts.isComputedPropertyName(subsequentName) || + !ts.isComputedPropertyName(node.name) && !ts.isComputedPropertyName(subsequentName) && ts.getEscapedTextOfIdentifierOrLiteral(node.name) === ts.getEscapedTextOfIdentifierOrLiteral(subsequentName))) { + var reportError = (node.kind === 151 /* MethodDeclaration */ || node.kind === 150 /* MethodSignature */) && + ts.hasModifier(node, 32 /* Static */) !== ts.hasModifier(subsequentNode, 32 /* Static */); // we can get here in two cases // 1. mixed static and instance class members // 2. something with the same name was defined before the set of overloads that prevents them from merging // here we'll report error only for the first case since for second we should already report error in binder if (reportError) { - var diagnostic = ts.getModifierFlags(node) & 32 /* Static */ ? ts.Diagnostics.Function_overload_must_be_static : ts.Diagnostics.Function_overload_must_not_be_static; + var diagnostic = ts.hasModifier(node, 32 /* Static */) ? ts.Diagnostics.Function_overload_must_be_static : ts.Diagnostics.Function_overload_must_not_be_static; error(errorNode_1, diagnostic); } return; @@ -38930,7 +41271,7 @@ var ts; else { // Report different errors regarding non-consecutive blocks of declarations depending on whether // the node in question is abstract. - if (ts.getModifierFlags(node) & 128 /* Abstract */) { + if (ts.hasModifier(node, 128 /* Abstract */)) { error(errorNode, ts.Diagnostics.All_declarations_of_an_abstract_method_must_be_consecutive); } else { @@ -38944,7 +41285,7 @@ var ts; var current = declarations_4[_i]; var node = current; var inAmbientContext = ts.isInAmbientContext(node); - var inAmbientContextOrInterface = node.parent.kind === 227 /* InterfaceDeclaration */ || node.parent.kind === 161 /* TypeLiteral */ || inAmbientContext; + var inAmbientContextOrInterface = node.parent.kind === 230 /* InterfaceDeclaration */ || node.parent.kind === 163 /* TypeLiteral */ || inAmbientContext; if (inAmbientContextOrInterface) { // check if declarations are consecutive only if they are non-ambient // 1. ambient declarations can be interleaved @@ -38955,7 +41296,7 @@ var ts; // 2. mixing ambient and non-ambient declarations is a separate error that will be reported - do not want to report an extra one previousDeclaration = undefined; } - if (node.kind === 225 /* FunctionDeclaration */ || node.kind === 149 /* MethodDeclaration */ || node.kind === 148 /* MethodSignature */ || node.kind === 150 /* Constructor */) { + if (node.kind === 228 /* FunctionDeclaration */ || node.kind === 151 /* MethodDeclaration */ || node.kind === 150 /* MethodSignature */ || node.kind === 152 /* Constructor */) { var currentNodeFlags = getEffectiveDeclarationFlags(node, flagsToCheck); someNodeFlags |= currentNodeFlags; allNodeFlags &= currentNodeFlags; @@ -38993,12 +41334,12 @@ var ts; } if (duplicateFunctionDeclaration) { ts.forEach(declarations, function (declaration) { - error(declaration.name, ts.Diagnostics.Duplicate_function_implementation); + error(ts.getNameOfDeclaration(declaration), ts.Diagnostics.Duplicate_function_implementation); }); } // Abstract methods can't have an implementation -- in particular, they don't need one. if (lastSeenNonAmbientDeclaration && !lastSeenNonAmbientDeclaration.body && - !(ts.getModifierFlags(lastSeenNonAmbientDeclaration) & 128 /* Abstract */) && !lastSeenNonAmbientDeclaration.questionToken) { + !ts.hasModifier(lastSeenNonAmbientDeclaration, 128 /* Abstract */) && !lastSeenNonAmbientDeclaration.questionToken) { reportImplementationExpectedError(lastSeenNonAmbientDeclaration); } if (hasOverloads) { @@ -39007,8 +41348,8 @@ var ts; if (bodyDeclaration) { var signatures = getSignaturesOfSymbol(symbol); var bodySignature = getSignatureFromDeclaration(bodyDeclaration); - for (var _a = 0, signatures_3 = signatures; _a < signatures_3.length; _a++) { - var signature = signatures_3[_a]; + for (var _a = 0, signatures_7 = signatures; _a < signatures_7.length; _a++) { + var signature = signatures_7[_a]; if (!isImplementationCompatibleWithOverload(bodySignature, signature)) { error(signature.declaration, ts.Diagnostics.Overload_signature_is_not_compatible_with_function_implementation); break; @@ -39027,7 +41368,7 @@ var ts; // local symbol is undefined => this declaration is non-exported. // however symbol might contain other declarations that are exported symbol = getSymbolOfNode(node); - if (!(symbol.flags & 7340032 /* Export */)) { + if (!symbol.exportSymbol) { // this is a pure local symbol (all declarations are non-exported) - no need to check anything return; } @@ -39036,8 +41377,6 @@ var ts; if (ts.getDeclarationOfKind(symbol, node.kind) !== node) { return; } - // we use SymbolFlags.ExportValue, SymbolFlags.ExportType and SymbolFlags.ExportNamespace - // to denote disjoint declarationSpaces (without making new enum type). var exportedDeclarationSpaces = 0 /* None */; var nonExportedDeclarationSpaces = 0 /* None */; var defaultExportedDeclarationSpaces = 0 /* None */; @@ -39066,55 +41405,65 @@ var ts; for (var _b = 0, _c = symbol.declarations; _b < _c.length; _b++) { var d = _c[_b]; var declarationSpaces = getDeclarationSpaces(d); + var name = ts.getNameOfDeclaration(d); // Only error on the declarations that contributed to the intersecting spaces. if (declarationSpaces & commonDeclarationSpacesForDefaultAndNonDefault) { - error(d.name, ts.Diagnostics.Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead, ts.declarationNameToString(d.name)); + error(name, ts.Diagnostics.Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead, ts.declarationNameToString(name)); } else if (declarationSpaces & commonDeclarationSpacesForExportsAndLocals) { - error(d.name, ts.Diagnostics.Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local, ts.declarationNameToString(d.name)); + error(name, ts.Diagnostics.Individual_declarations_in_merged_declaration_0_must_be_all_exported_or_all_local, ts.declarationNameToString(name)); } } } + var DeclarationSpaces; + (function (DeclarationSpaces) { + DeclarationSpaces[DeclarationSpaces["None"] = 0] = "None"; + DeclarationSpaces[DeclarationSpaces["ExportValue"] = 1] = "ExportValue"; + DeclarationSpaces[DeclarationSpaces["ExportType"] = 2] = "ExportType"; + DeclarationSpaces[DeclarationSpaces["ExportNamespace"] = 4] = "ExportNamespace"; + })(DeclarationSpaces || (DeclarationSpaces = {})); function getDeclarationSpaces(d) { switch (d.kind) { - case 227 /* InterfaceDeclaration */: - return 2097152 /* ExportType */; - case 230 /* ModuleDeclaration */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + // A jsdoc typedef is, by definition, a type alias + case 283 /* JSDocTypedefTag */: + return 2 /* ExportType */; + case 233 /* ModuleDeclaration */: return ts.isAmbientModule(d) || ts.getModuleInstanceState(d) !== 0 /* NonInstantiated */ - ? 4194304 /* ExportNamespace */ | 1048576 /* ExportValue */ - : 4194304 /* ExportNamespace */; - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - return 2097152 /* ExportType */ | 1048576 /* ExportValue */; - case 234 /* ImportEqualsDeclaration */: - var result_3 = 0; + ? 4 /* ExportNamespace */ | 1 /* ExportValue */ + : 4 /* ExportNamespace */; + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + return 2 /* ExportType */ | 1 /* ExportValue */; + // The below options all declare an Alias, which is allowed to merge with other values within the importing module + case 237 /* ImportEqualsDeclaration */: + case 240 /* NamespaceImport */: + case 239 /* ImportClause */: + var result_3 = 0 /* None */; var target = resolveAlias(getSymbolOfNode(d)); ts.forEach(target.declarations, function (d) { result_3 |= getDeclarationSpaces(d); }); return result_3; + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 228 /* FunctionDeclaration */: + case 242 /* ImportSpecifier */:// https://github.com/Microsoft/TypeScript/pull/7591 + return 1 /* ExportValue */; default: - return 1048576 /* ExportValue */; + ts.Debug.fail(ts.SyntaxKind[d.kind]); } } } - function checkNonThenableType(type, location, message) { - type = getWidenedType(type); - if (!isTypeAny(type) && !isTypeNever(type) && isTypeAssignableTo(type, getGlobalThenableType())) { - if (location) { - if (!message) { - message = ts.Diagnostics.Operand_for_await_does_not_have_a_valid_callable_then_member; - } - error(location, message); - } - return unknownType; - } - return type; + function getAwaitedTypeOfPromise(type, errorNode, diagnosticMessage) { + var promisedType = getPromisedTypeOfPromise(type, errorNode); + return promisedType && getAwaitedType(promisedType, errorNode, diagnosticMessage); } /** - * Gets the "promised type" of a promise. - * @param type The type of the promise. - * @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback. - */ - function getPromisedType(promise) { + * Gets the "promised type" of a promise. + * @param type The type of the promise. + * @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback. + */ + function getPromisedTypeOfPromise(promise, errorNode) { // // { // promise // then( // thenFunction @@ -39127,22 +41476,22 @@ var ts; if (isTypeAny(promise)) { return undefined; } - if (getObjectFlags(promise) & 4 /* Reference */) { - if (promise.target === tryGetGlobalPromiseType() - || promise.target === getGlobalPromiseLikeType()) { - return promise.typeArguments[0]; - } + var typeAsPromise = promise; + if (typeAsPromise.promisedTypeOfPromise) { + return typeAsPromise.promisedTypeOfPromise; } - var globalPromiseLikeType = getInstantiatedGlobalPromiseLikeType(); - if (globalPromiseLikeType === emptyObjectType || !isTypeAssignableTo(promise, globalPromiseLikeType)) { - return undefined; + if (isReferenceToType(promise, getGlobalPromiseType(/*reportErrors*/ false))) { + return typeAsPromise.promisedTypeOfPromise = promise.typeArguments[0]; } var thenFunction = getTypeOfPropertyOfType(promise, "then"); - if (!thenFunction || isTypeAny(thenFunction)) { + if (isTypeAny(thenFunction)) { return undefined; } - var thenSignatures = getSignaturesOfType(thenFunction, 0 /* Call */); + var thenSignatures = thenFunction ? getSignaturesOfType(thenFunction, 0 /* Call */) : ts.emptyArray; if (thenSignatures.length === 0) { + if (errorNode) { + error(errorNode, ts.Diagnostics.A_promise_must_have_a_then_method); + } return undefined; } var onfulfilledParameterType = getTypeWithFacts(getUnionType(ts.map(thenSignatures, getTypeOfFirstParameterOfSignature)), 524288 /* NEUndefinedOrNull */); @@ -39151,103 +41500,116 @@ var ts; } var onfulfilledParameterSignatures = getSignaturesOfType(onfulfilledParameterType, 0 /* Call */); if (onfulfilledParameterSignatures.length === 0) { + if (errorNode) { + error(errorNode, ts.Diagnostics.The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback); + } return undefined; } - return getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), /*subtypeReduction*/ true); - } - function getTypeOfFirstParameterOfSignature(signature) { - return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : neverType; + return typeAsPromise.promisedTypeOfPromise = getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), /*subtypeReduction*/ true); } /** - * Gets the "awaited type" of a type. - * @param type The type to await. - * @remarks The "awaited type" of an expression is its "promised type" if the expression is a - * Promise-like type; otherwise, it is the type of the expression. This is used to reflect - * The runtime behavior of the `await` keyword. - */ - function getAwaitedType(type) { - return checkAwaitedType(type, /*location*/ undefined, /*message*/ undefined); + * Gets the "awaited type" of a type. + * @param type The type to await. + * @remarks The "awaited type" of an expression is its "promised type" if the expression is a + * Promise-like type; otherwise, it is the type of the expression. This is used to reflect + * The runtime behavior of the `await` keyword. + */ + function checkAwaitedType(type, errorNode, diagnosticMessage) { + return getAwaitedType(type, errorNode, diagnosticMessage) || unknownType; } - function checkAwaitedType(type, location, message) { - return checkAwaitedTypeWorker(type); - function checkAwaitedTypeWorker(type) { - if (type.flags & 65536 /* Union */) { - var types = []; - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var constituentType = _a[_i]; - types.push(checkAwaitedTypeWorker(constituentType)); - } - return getUnionType(types, /*subtypeReduction*/ true); + function getAwaitedType(type, errorNode, diagnosticMessage) { + var typeAsAwaitable = type; + if (typeAsAwaitable.awaitedTypeOfType) { + return typeAsAwaitable.awaitedTypeOfType; + } + if (isTypeAny(type)) { + return typeAsAwaitable.awaitedTypeOfType = type; + } + if (type.flags & 65536 /* Union */) { + var types = void 0; + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var constituentType = _a[_i]; + types = ts.append(types, getAwaitedType(constituentType, errorNode, diagnosticMessage)); } - else { - var promisedType = getPromisedType(type); - if (promisedType === undefined) { - // The type was not a PromiseLike, so it could not be unwrapped any further. - // As long as the type does not have a callable "then" property, it is - // safe to return the type; otherwise, an error will have been reported in - // the call to checkNonThenableType and we will return unknownType. - // - // An example of a non-promise "thenable" might be: - // - // await { then(): void {} } - // - // The "thenable" does not match the minimal definition for a PromiseLike. When - // a Promise/A+-compatible or ES6 promise tries to adopt this value, the promise - // will never settle. We treat this as an error to help flag an early indicator - // of a runtime problem. If the user wants to return this value from an async - // function, they would need to wrap it in some other value. If they want it to - // be treated as a promise, they can cast to . - return checkNonThenableType(type, location, message); - } - else { - if (type.id === promisedType.id || ts.indexOf(awaitedTypeStack, promisedType.id) >= 0) { - // We have a bad actor in the form of a promise whose promised type is - // the same promise type, or a mutually recursive promise. Return the - // unknown type as we cannot guess the shape. If this were the actual - // case in the JavaScript, this Promise would never resolve. - // - // An example of a bad actor with a singly-recursive promise type might - // be: - // - // interface BadPromise { - // then( - // onfulfilled: (value: BadPromise) => any, - // onrejected: (error: any) => any): BadPromise; - // } - // - // The above interface will pass the PromiseLike check, and return a - // promised type of `BadPromise`. Since this is a self reference, we - // don't want to keep recursing ad infinitum. - // - // An example of a bad actor in the form of a mutually-recursive - // promise type might be: - // - // interface BadPromiseA { - // then( - // onfulfilled: (value: BadPromiseB) => any, - // onrejected: (error: any) => any): BadPromiseB; - // } - // - // interface BadPromiseB { - // then( - // onfulfilled: (value: BadPromiseA) => any, - // onrejected: (error: any) => any): BadPromiseA; - // } - // - if (location) { - error(location, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method, symbolToString(type.symbol)); - } - return unknownType; - } - // Keep track of the type we're about to unwrap to avoid bad recursive promise types. - // See the comments above for more information. - awaitedTypeStack.push(type.id); - var awaitedType = checkAwaitedTypeWorker(promisedType); - awaitedTypeStack.pop(); - return awaitedType; + if (!types) { + return undefined; + } + return typeAsAwaitable.awaitedTypeOfType = getUnionType(types); + } + var promisedType = getPromisedTypeOfPromise(type); + if (promisedType) { + if (type.id === promisedType.id || ts.indexOf(awaitedTypeStack, promisedType.id) >= 0) { + // Verify that we don't have a bad actor in the form of a promise whose + // promised type is the same as the promise type, or a mutually recursive + // promise. If so, we return undefined as we cannot guess the shape. If this + // were the actual case in the JavaScript, this Promise would never resolve. + // + // An example of a bad actor with a singly-recursive promise type might + // be: + // + // interface BadPromise { + // then( + // onfulfilled: (value: BadPromise) => any, + // onrejected: (error: any) => any): BadPromise; + // } + // The above interface will pass the PromiseLike check, and return a + // promised type of `BadPromise`. Since this is a self reference, we + // don't want to keep recursing ad infinitum. + // + // An example of a bad actor in the form of a mutually-recursive + // promise type might be: + // + // interface BadPromiseA { + // then( + // onfulfilled: (value: BadPromiseB) => any, + // onrejected: (error: any) => any): BadPromiseB; + // } + // + // interface BadPromiseB { + // then( + // onfulfilled: (value: BadPromiseA) => any, + // onrejected: (error: any) => any): BadPromiseA; + // } + // + if (errorNode) { + error(errorNode, ts.Diagnostics.Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method); } + return undefined; } + // Keep track of the type we're about to unwrap to avoid bad recursive promise types. + // See the comments above for more information. + awaitedTypeStack.push(type.id); + var awaitedType = getAwaitedType(promisedType, errorNode, diagnosticMessage); + awaitedTypeStack.pop(); + if (!awaitedType) { + return undefined; + } + return typeAsAwaitable.awaitedTypeOfType = awaitedType; + } + // The type was not a promise, so it could not be unwrapped any further. + // As long as the type does not have a callable "then" property, it is + // safe to return the type; otherwise, an error will be reported in + // the call to getNonThenableType and we will return undefined. + // + // An example of a non-promise "thenable" might be: + // + // await { then(): void {} } + // + // The "thenable" does not match the minimal definition for a promise. When + // a Promise/A+-compatible or ES6 promise tries to adopt this value, the promise + // will never settle. We treat this as an error to help flag an early indicator + // of a runtime problem. If the user wants to return this value from an async + // function, they would need to wrap it in some other value. If they want it to + // be treated as a promise, they can cast to . + var thenFunction = getTypeOfPropertyOfType(type, "then"); + if (thenFunction && getSignaturesOfType(thenFunction, 0 /* Call */).length > 0) { + if (errorNode) { + ts.Debug.assert(!!diagnosticMessage); + error(errorNode, diagnosticMessage); + } + return undefined; } + return typeAsAwaitable.awaitedTypeOfType = type; } /** * Checks the return type of an async function to ensure it is a compatible @@ -39287,56 +41649,62 @@ var ts; // then(...): Promise; // } // - var returnType = getTypeFromTypeNode(node.type); + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + var returnType = getTypeFromTypeNode(returnTypeNode); if (languageVersion >= 2 /* ES2015 */) { if (returnType === unknownType) { return unknownType; } - var globalPromiseType = getGlobalPromiseType(); - if (globalPromiseType !== emptyGenericType && globalPromiseType !== getTargetType(returnType)) { + var globalPromiseType = getGlobalPromiseType(/*reportErrors*/ true); + if (globalPromiseType !== emptyGenericType && !isReferenceToType(returnType, globalPromiseType)) { // The promise type was not a valid type reference to the global promise type, so we // report an error and return the unknown type. - error(node.type, ts.Diagnostics.The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type); + error(returnTypeNode, ts.Diagnostics.The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type); return unknownType; } } else { // Always mark the type node as referenced if it points to a value - markTypeNodeAsReferenced(node.type); + markTypeNodeAsReferenced(returnTypeNode); if (returnType === unknownType) { return unknownType; } - var promiseConstructorName = ts.getEntityNameFromTypeNode(node.type); + var promiseConstructorName = ts.getEntityNameFromTypeNode(returnTypeNode); if (promiseConstructorName === undefined) { - error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, typeToString(returnType)); + error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, typeToString(returnType)); return unknownType; } var promiseConstructorSymbol = resolveEntityName(promiseConstructorName, 107455 /* Value */, /*ignoreErrors*/ true); var promiseConstructorType = promiseConstructorSymbol ? getTypeOfSymbol(promiseConstructorSymbol) : unknownType; if (promiseConstructorType === unknownType) { - error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + if (promiseConstructorName.kind === 71 /* Identifier */ && promiseConstructorName.escapedText === "Promise" && getTargetType(returnType) === getGlobalPromiseType(/*reportErrors*/ false)) { + error(returnTypeNode, ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option); + } + else { + error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + } return unknownType; } - var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(); + var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(/*reportErrors*/ true); if (globalPromiseConstructorLikeType === emptyObjectType) { // If we couldn't resolve the global PromiseConstructorLike type we cannot verify // compatibility with __awaiter. - error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + error(returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); return unknownType; } - if (!checkTypeAssignableTo(promiseConstructorType, globalPromiseConstructorLikeType, node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value)) { + if (!checkTypeAssignableTo(promiseConstructorType, globalPromiseConstructorLikeType, returnTypeNode, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value)) { return unknownType; } // Verify there is no local declaration that could collide with the promise constructor. var rootName = promiseConstructorName && getFirstIdentifier(promiseConstructorName); - var collidingSymbol = getSymbol(node.locals, rootName.text, 107455 /* Value */); + var collidingSymbol = getSymbol(node.locals, rootName.escapedText, 107455 /* Value */); if (collidingSymbol) { - error(collidingSymbol.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions, rootName.text, ts.entityNameToString(promiseConstructorName)); + error(collidingSymbol.valueDeclaration, ts.Diagnostics.Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions, ts.idText(rootName), ts.entityNameToString(promiseConstructorName)); return unknownType; } } // Get and return the awaited type of the return type. - return checkAwaitedType(returnType, node, ts.Diagnostics.An_async_function_or_method_must_have_a_valid_awaitable_return_type); + return checkAwaitedType(returnType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } /** Check a decorator */ function checkDecorator(node) { @@ -39349,22 +41717,22 @@ var ts; var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node); var errorInfo; switch (node.parent.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: var classSymbol = getSymbolOfNode(node.parent); var classConstructorType = getTypeOfSymbol(classSymbol); expectedReturnType = getUnionType([classConstructorType, voidType]); break; - case 144 /* Parameter */: + case 146 /* Parameter */: expectedReturnType = voidType; errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any); break; - case 147 /* PropertyDeclaration */: + case 149 /* PropertyDeclaration */: expectedReturnType = voidType; errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_return_type_of_a_property_decorator_function_must_be_either_void_or_any); break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: var methodType = getTypeOfNode(node.parent); var descriptorType = createTypedPropertyDescriptorType(methodType); expectedReturnType = getUnionType([descriptorType, voidType]); @@ -39377,18 +41745,75 @@ var ts; * marked as referenced to prevent import elision. */ function markTypeNodeAsReferenced(node) { - var typeName = node && ts.getEntityNameFromTypeNode(node); - var rootName = typeName && getFirstIdentifier(typeName); - var rootSymbol = rootName && resolveName(rootName, rootName.text, (typeName.kind === 70 /* Identifier */ ? 793064 /* Type */ : 1920 /* Namespace */) | 8388608 /* Alias */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + markEntityNameOrEntityExpressionAsReference(node && ts.getEntityNameFromTypeNode(node)); + } + function markEntityNameOrEntityExpressionAsReference(typeName) { + if (!typeName) + return; + var rootName = getFirstIdentifier(typeName); + var meaning = (typeName.kind === 71 /* Identifier */ ? 793064 /* Type */ : 1920 /* Namespace */) | 2097152 /* Alias */; + var rootSymbol = resolveName(rootName, rootName.escapedText, meaning, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isRefernce*/ true); if (rootSymbol - && rootSymbol.flags & 8388608 /* Alias */ + && rootSymbol.flags & 2097152 /* Alias */ && symbolIsValue(rootSymbol) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(rootSymbol))) { markAliasSymbolAsReferenced(rootSymbol); } } + /** + * This function marks the type used for metadata decorator as referenced if it is import + * from external module. + * This is different from markTypeNodeAsReferenced because it tries to simplify type nodes in + * union and intersection type + * @param node + */ + function markDecoratorMedataDataTypeNodeAsReferenced(node) { + var entityName = getEntityNameForDecoratorMetadata(node); + if (entityName && ts.isEntityName(entityName)) { + markEntityNameOrEntityExpressionAsReference(entityName); + } + } + function getEntityNameForDecoratorMetadata(node) { + if (node) { + switch (node.kind) { + case 167 /* IntersectionType */: + case 166 /* UnionType */: + var commonEntityName = void 0; + for (var _i = 0, _a = node.types; _i < _a.length; _i++) { + var typeNode = _a[_i]; + var individualEntityName = getEntityNameForDecoratorMetadata(typeNode); + if (!individualEntityName) { + // Individual is something like string number + // So it would be serialized to either that type or object + // Safe to return here + return undefined; + } + if (commonEntityName) { + // Note this is in sync with the transformation that happens for type node. + // Keep this in sync with serializeUnionOrIntersectionType + // Verify if they refer to same entity and is identifier + // return undefined if they dont match because we would emit object + if (!ts.isIdentifier(commonEntityName) || + !ts.isIdentifier(individualEntityName) || + commonEntityName.escapedText !== individualEntityName.escapedText) { + return undefined; + } + } + else { + commonEntityName = individualEntityName; + } + } + return commonEntityName; + case 168 /* ParenthesizedType */: + return getEntityNameForDecoratorMetadata(node.type); + case 159 /* TypeReference */: + return node.typeName; + } + } + } function getParameterTypeNodeForDecoratorCheck(node) { - return node.dotDotDotToken ? ts.getRestParameterElementType(node.type) : node.type; + var typeNode = ts.getEffectiveTypeAnnotationNode(node); + return ts.isRestParameter(node) ? ts.getRestParameterElementType(typeNode) : typeNode; } /** Check the decorators of a node */ function checkDecorators(node) { @@ -39405,36 +41830,36 @@ var ts; } var firstDecorator = node.decorators[0]; checkExternalEmitHelpers(firstDecorator, 8 /* Decorate */); - if (node.kind === 144 /* Parameter */) { + if (node.kind === 146 /* Parameter */) { checkExternalEmitHelpers(firstDecorator, 32 /* Param */); } if (compilerOptions.emitDecoratorMetadata) { checkExternalEmitHelpers(firstDecorator, 16 /* Metadata */); // we only need to perform these checks if we are emitting serialized type metadata for the target of a decorator. switch (node.kind) { - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: var constructor = ts.getFirstConstructorWithBody(node); if (constructor) { for (var _i = 0, _a = constructor.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; - markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); + markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); } } break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: for (var _b = 0, _c = node.parameters; _b < _c.length; _b++) { var parameter = _c[_b]; - markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); + markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); } - markTypeNodeAsReferenced(node.type); + markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveReturnTypeNode(node)); break; - case 147 /* PropertyDeclaration */: - markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(node)); + case 149 /* PropertyDeclaration */: + markDecoratorMedataDataTypeNodeAsReferenced(ts.getEffectiveTypeAnnotationNode(node)); break; - case 144 /* Parameter */: - markTypeNodeAsReferenced(node.type); + case 146 /* Parameter */: + markDecoratorMedataDataTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(node)); break; } } @@ -39442,21 +41867,65 @@ var ts; } function checkFunctionDeclaration(node) { if (produceDiagnostics) { - checkFunctionOrMethodDeclaration(node) || checkGrammarForGenerator(node); + checkFunctionOrMethodDeclaration(node); + checkGrammarForGenerator(node); checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } } + function checkJSDocTypedefTag(node) { + if (!node.typeExpression) { + // If the node had `@property` tags, `typeExpression` would have been set to the first property tag. + error(node.name, ts.Diagnostics.JSDoc_typedef_tag_should_either_have_a_type_annotation_or_be_followed_by_property_or_member_tags); + } + } + function checkJSDocParameterTag(node) { + checkSourceElement(node.typeExpression); + if (!ts.getParameterSymbolFromJSDoc(node)) { + error(node.name, ts.Diagnostics.JSDoc_param_tag_has_name_0_but_there_is_no_parameter_with_that_name, ts.idText(node.name.kind === 143 /* QualifiedName */ ? node.name.right : node.name)); + } + } + function checkJSDocAugmentsTag(node) { + var classLike = ts.getJSDocHost(node); + if (!ts.isClassDeclaration(classLike) && !ts.isClassExpression(classLike)) { + error(classLike, ts.Diagnostics.JSDoc_0_is_not_attached_to_a_class, ts.idText(node.tagName)); + return; + } + var augmentsTags = ts.getAllJSDocTagsOfKind(classLike, 277 /* JSDocAugmentsTag */); + ts.Debug.assert(augmentsTags.length > 0); + if (augmentsTags.length > 1) { + error(augmentsTags[1], ts.Diagnostics.Class_declarations_cannot_have_more_than_one_augments_or_extends_tag); + } + var name = getIdentifierFromEntityNameExpression(node.class.expression); + var extend = ts.getClassExtendsHeritageClauseElement(classLike); + if (extend) { + var className = getIdentifierFromEntityNameExpression(extend.expression); + if (className && name.escapedText !== className.escapedText) { + error(name, ts.Diagnostics.JSDoc_0_1_does_not_match_the_extends_2_clause, ts.idText(node.tagName), ts.idText(name), ts.idText(className)); + } + } + } + function getIdentifierFromEntityNameExpression(node) { + switch (node.kind) { + case 71 /* Identifier */: + return node; + case 179 /* PropertyAccessExpression */: + return node.name; + default: + return undefined; + } + } function checkFunctionOrMethodDeclaration(node) { checkDecorators(node); checkSignatureDeclaration(node); - var isAsync = ts.isAsyncFunctionLike(node); + var functionFlags = ts.getFunctionFlags(node); // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name && node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name && node.name.kind === 144 /* ComputedPropertyName */) { // This check will account for methods in class/interface declarations, // as well as accessors in classes/object literals checkComputedPropertyName(node.name); @@ -39470,10 +41939,9 @@ var ts; // Since the javascript won't do semantic analysis like typescript, // if the javascript file comes before the typescript file and both contain same name functions, // checkFunctionOrConstructorSymbol wouldn't be called if we didnt ignore javascript function. - var firstDeclaration = ts.forEach(localSymbol.declarations, + var firstDeclaration = ts.find(localSymbol.declarations, // Get first non javascript function declaration - function (declaration) { return declaration.kind === node.kind && !ts.isSourceFileJavaScript(ts.getSourceFileOfNode(declaration)) ? - declaration : undefined; }); + function (declaration) { return declaration.kind === node.kind && !(declaration.flags & 65536 /* JavaScriptFile */); }); // Only type check the symbol once if (node === firstDeclaration) { checkFunctionOrConstructorSymbol(localSymbol); @@ -39487,17 +41955,20 @@ var ts; } } checkSourceElement(node.body); - if (!node.asteriskToken) { - var returnOrPromisedType = node.type && (isAsync ? checkAsyncFunctionReturnType(node) : getTypeFromTypeNode(node.type)); + var returnTypeNode = ts.getEffectiveReturnTypeNode(node); + if ((functionFlags & 1 /* Generator */) === 0) { + var returnOrPromisedType = returnTypeNode && (functionFlags & 2 /* Async */ + ? checkAsyncFunctionReturnType(node) // Async function + : getTypeFromTypeNode(returnTypeNode)); // normal function checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType); } - if (produceDiagnostics && !node.type) { + if (produceDiagnostics && !returnTypeNode) { // Report an implicit any error if there is no body, no explicit return type, and node is not a private method // in an ambient context - if (compilerOptions.noImplicitAny && ts.nodeIsMissing(node.body) && !isPrivateWithinAmbient(node)) { + if (noImplicitAny && ts.nodeIsMissing(node.body) && !isPrivateWithinAmbient(node)) { reportImplicitAnyError(node, anyType); } - if (node.asteriskToken && ts.nodeIsPresent(node.body)) { + if (functionFlags & 1 /* Generator */ && ts.nodeIsPresent(node.body)) { // A generator with a body and no type annotation can still cause errors. It can error if the // yielded values have no common supertype, or it can give an implicit any error if it has no // yielded values. The only way to trigger these errors is to try checking its return type. @@ -39516,72 +41987,71 @@ var ts; for (var _i = 0, deferredUnusedIdentifierNodes_1 = deferredUnusedIdentifierNodes; _i < deferredUnusedIdentifierNodes_1.length; _i++) { var node = deferredUnusedIdentifierNodes_1[_i]; switch (node.kind) { - case 261 /* SourceFile */: - case 230 /* ModuleDeclaration */: + case 265 /* SourceFile */: + case 233 /* ModuleDeclaration */: checkUnusedModuleMembers(node); break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: checkUnusedClassMembers(node); checkUnusedTypeParameters(node); break; - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: checkUnusedTypeParameters(node); break; - case 204 /* Block */: - case 232 /* CaseBlock */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 207 /* Block */: + case 235 /* CaseBlock */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: checkUnusedLocalsAndParameters(node); break; - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* Constructor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: if (node.body) { checkUnusedLocalsAndParameters(node); } checkUnusedTypeParameters(node); break; - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 157 /* IndexSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + checkUnusedTypeParameters(node); + break; + case 231 /* TypeAliasDeclaration */: checkUnusedTypeParameters(node); break; } - ; } } } function checkUnusedLocalsAndParameters(node) { - if (node.parent.kind !== 227 /* InterfaceDeclaration */ && noUnusedIdentifiers && !ts.isInAmbientContext(node)) { - var _loop_2 = function (key) { - var local = node.locals[key]; + if (node.parent.kind !== 230 /* InterfaceDeclaration */ && noUnusedIdentifiers && !ts.isInAmbientContext(node)) { + node.locals.forEach(function (local) { if (!local.isReferenced) { - if (local.valueDeclaration && ts.getRootDeclaration(local.valueDeclaration).kind === 144 /* Parameter */) { + if (local.valueDeclaration && ts.getRootDeclaration(local.valueDeclaration).kind === 146 /* Parameter */) { var parameter = ts.getRootDeclaration(local.valueDeclaration); + var name = ts.getNameOfDeclaration(local.valueDeclaration); if (compilerOptions.noUnusedParameters && !ts.isParameterPropertyDeclaration(parameter) && !ts.parameterIsThisKeyword(parameter) && - !parameterNameStartsWithUnderscore(local.valueDeclaration.name)) { - error(local.valueDeclaration.name, ts.Diagnostics._0_is_declared_but_never_used, local.name); + !parameterNameStartsWithUnderscore(name)) { + error(name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(local)); } } else if (compilerOptions.noUnusedLocals) { - ts.forEach(local.declarations, function (d) { return errorUnusedLocal(d.name || d, local.name); }); + ts.forEach(local.declarations, function (d) { return errorUnusedLocal(d, ts.symbolName(local)); }); } } - }; - for (var key in node.locals) { - _loop_2(key); - } + }); } } function isRemovedPropertyFromObjectSpread(node) { @@ -39591,40 +42061,40 @@ var ts; } return false; } - function errorUnusedLocal(node, name) { + function errorUnusedLocal(declaration, name) { + var node = ts.getNameOfDeclaration(declaration) || declaration; if (isIdentifierThatStartsWithUnderScore(node)) { - var declaration = ts.getRootDeclaration(node.parent); - if (declaration.kind === 223 /* VariableDeclaration */ && - (declaration.parent.parent.kind === 212 /* ForInStatement */ || - declaration.parent.parent.kind === 213 /* ForOfStatement */)) { + var declaration_2 = ts.getRootDeclaration(node.parent); + if ((declaration_2.kind === 226 /* VariableDeclaration */ && ts.isForInOrOfStatement(declaration_2.parent.parent)) || + declaration_2.kind === 145 /* TypeParameter */) { return; } } - if (!isRemovedPropertyFromObjectSpread(node.kind === 70 /* Identifier */ ? node.parent : node)) { - error(node, ts.Diagnostics._0_is_declared_but_never_used, name); + if (!isRemovedPropertyFromObjectSpread(node.kind === 71 /* Identifier */ ? node.parent : node)) { + error(node, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, name); } } function parameterNameStartsWithUnderscore(parameterName) { return parameterName && isIdentifierThatStartsWithUnderScore(parameterName); } function isIdentifierThatStartsWithUnderScore(node) { - return node.kind === 70 /* Identifier */ && node.text.charCodeAt(0) === 95 /* _ */; + return node.kind === 71 /* Identifier */ && ts.idText(node).charCodeAt(0) === 95 /* _ */; } function checkUnusedClassMembers(node) { if (compilerOptions.noUnusedLocals && !ts.isInAmbientContext(node)) { if (node.members) { for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind === 149 /* MethodDeclaration */ || member.kind === 147 /* PropertyDeclaration */) { - if (!member.symbol.isReferenced && ts.getModifierFlags(member) & 8 /* Private */) { - error(member.name, ts.Diagnostics._0_is_declared_but_never_used, member.symbol.name); + if (member.kind === 151 /* MethodDeclaration */ || member.kind === 149 /* PropertyDeclaration */) { + if (!member.symbol.isReferenced && ts.hasModifier(member, 8 /* Private */)) { + error(member.name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(member.symbol)); } } - else if (member.kind === 150 /* Constructor */) { + else if (member.kind === 152 /* Constructor */) { for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) { var parameter = _c[_b]; - if (!parameter.symbol.isReferenced && ts.getModifierFlags(parameter) & 8 /* Private */) { - error(parameter.name, ts.Diagnostics.Property_0_is_declared_but_never_used, parameter.symbol.name); + if (!parameter.symbol.isReferenced && ts.hasModifier(parameter, 8 /* Private */)) { + error(parameter.name, ts.Diagnostics.Property_0_is_declared_but_its_value_is_never_read, ts.symbolName(parameter.symbol)); } } } @@ -39644,8 +42114,8 @@ var ts; } for (var _i = 0, _a = node.typeParameters; _i < _a.length; _i++) { var typeParameter = _a[_i]; - if (!getMergedSymbol(typeParameter.symbol).isReferenced) { - error(typeParameter.name, ts.Diagnostics._0_is_declared_but_never_used, typeParameter.symbol.name); + if (!getMergedSymbol(typeParameter.symbol).isReferenced && !isIdentifierThatStartsWithUnderScore(typeParameter.name)) { + error(typeParameter.name, ts.Diagnostics._0_is_declared_but_its_value_is_never_read, ts.symbolName(typeParameter.symbol)); } } } @@ -39653,50 +42123,56 @@ var ts; } function checkUnusedModuleMembers(node) { if (compilerOptions.noUnusedLocals && !ts.isInAmbientContext(node)) { - for (var key in node.locals) { - var local = node.locals[key]; + node.locals.forEach(function (local) { if (!local.isReferenced && !local.exportSymbol) { for (var _i = 0, _a = local.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; if (!ts.isAmbientModule(declaration)) { - errorUnusedLocal(declaration.name, local.name); + errorUnusedLocal(declaration, ts.symbolName(local)); } } } - } + }); } } function checkBlock(node) { // Grammar checking for SyntaxKind.Block - if (node.kind === 204 /* Block */) { + if (node.kind === 207 /* Block */) { checkGrammarStatementInAmbientContext(node); } - ts.forEach(node.statements, checkSourceElement); + if (ts.isFunctionOrModuleBlock(node)) { + var saveFlowAnalysisDisabled = flowAnalysisDisabled; + ts.forEach(node.statements, checkSourceElement); + flowAnalysisDisabled = saveFlowAnalysisDisabled; + } + else { + ts.forEach(node.statements, checkSourceElement); + } if (node.locals) { registerForUnusedIdentifiersCheck(node); } } function checkCollisionWithArgumentsInGeneratedCode(node) { // no rest parameters \ declaration context \ overload - no codegen impact - if (!ts.hasDeclaredRestParameter(node) || ts.isInAmbientContext(node) || ts.nodeIsMissing(node.body)) { + if (!ts.hasRestParameter(node) || ts.isInAmbientContext(node) || ts.nodeIsMissing(node.body)) { return; } ts.forEach(node.parameters, function (p) { - if (p.name && !ts.isBindingPattern(p.name) && p.name.text === argumentsSymbol.name) { + if (p.name && !ts.isBindingPattern(p.name) && p.name.escapedText === argumentsSymbol.escapedName) { error(p, ts.Diagnostics.Duplicate_identifier_arguments_Compiler_uses_arguments_to_initialize_rest_parameters); } }); } function needCollisionCheckForIdentifier(node, identifier, name) { - if (!(identifier && identifier.text === name)) { + if (!(identifier && identifier.escapedText === name)) { return false; } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 146 /* PropertySignature */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 148 /* MethodSignature */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 149 /* PropertyDeclaration */ || + node.kind === 148 /* PropertySignature */ || + node.kind === 151 /* MethodDeclaration */ || + node.kind === 150 /* MethodSignature */ || + node.kind === 153 /* GetAccessor */ || + node.kind === 154 /* SetAccessor */) { // it is ok to have member named '_super' or '_this' - member access is always qualified return false; } @@ -39705,7 +42181,7 @@ var ts; return false; } var root = ts.getRootDeclaration(node); - if (root.kind === 144 /* Parameter */ && ts.nodeIsMissing(root.parent.body)) { + if (root.kind === 146 /* Parameter */ && ts.nodeIsMissing(root.parent.body)) { // just an overload - no codegen impact return false; } @@ -39716,22 +42192,39 @@ var ts; potentialThisCollisions.push(node); } } + function checkCollisionWithCapturedNewTargetVariable(node, name) { + if (needCollisionCheckForIdentifier(node, name, "_newTarget")) { + potentialNewTargetCollisions.push(node); + } + } // this function will run after checking the source file so 'CaptureThis' is correct for all nodes function checkIfThisIsCapturedInEnclosingScope(node) { - var current = node; - while (current) { + ts.findAncestor(node, function (current) { if (getNodeCheckFlags(current) & 4 /* CaptureThis */) { - var isDeclaration_1 = node.kind !== 70 /* Identifier */; + var isDeclaration_1 = node.kind !== 71 /* Identifier */; if (isDeclaration_1) { - error(node.name, ts.Diagnostics.Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference); + error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_this_Compiler_uses_variable_declaration_this_to_capture_this_reference); } else { error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference); } - return; + return true; } - current = current.parent; - } + }); + } + function checkIfNewTargetIsCapturedInEnclosingScope(node) { + ts.findAncestor(node, function (current) { + if (getNodeCheckFlags(current) & 8 /* CaptureNewTarget */) { + var isDeclaration_2 = node.kind !== 71 /* Identifier */; + if (isDeclaration_2) { + error(ts.getNameOfDeclaration(node), ts.Diagnostics.Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference); + } + else { + error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference); + } + return true; + } + }); } function checkCollisionWithCapturedSuperVariable(node, name) { if (!needCollisionCheckForIdentifier(node, name, "_super")) { @@ -39744,8 +42237,8 @@ var ts; return; } if (ts.getClassExtendsHeritageClauseElement(enclosingClass)) { - var isDeclaration_2 = node.kind !== 70 /* Identifier */; - if (isDeclaration_2) { + var isDeclaration_3 = node.kind !== 71 /* Identifier */; + if (isDeclaration_3) { error(node, ts.Diagnostics.Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference); } else { @@ -39762,12 +42255,12 @@ var ts; return; } // Uninstantiated modules shouldnt do this check - if (node.kind === 230 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { + if (node.kind === 233 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return; } // In case of variable declaration, node.parent is variable statement so look at the variable statement's parent var parent = getDeclarationContainer(node); - if (parent.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent)) { + if (parent.kind === 265 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent)) { // If the declaration happens to be in external module, report error that require and exports are reserved keywords error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module, ts.declarationNameToString(name), ts.declarationNameToString(name)); } @@ -39777,12 +42270,12 @@ var ts; return; } // Uninstantiated modules shouldnt do this check - if (node.kind === 230 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { + if (node.kind === 233 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return; } // In case of variable declaration, node.parent is variable statement so look at the variable statement's parent var parent = getDeclarationContainer(node); - if (parent.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent) && parent.flags & 1024 /* HasAsyncFunctions */) { + if (parent.kind === 265 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent) && parent.flags & 1024 /* HasAsyncFunctions */) { // If the declaration happens to be in external module, report error that Promise is a reserved identifier. error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions, ts.declarationNameToString(name), ts.declarationNameToString(name)); } @@ -39817,34 +42310,36 @@ var ts; // skip variable declarations that don't have initializers // NOTE: in ES6 spec initializer is required in variable declarations where name is binding pattern // so we'll always treat binding elements as initialized - if (node.kind === 223 /* VariableDeclaration */ && !node.initializer) { + if (node.kind === 226 /* VariableDeclaration */ && !node.initializer) { return; } var symbol = getSymbolOfNode(node); if (symbol.flags & 1 /* FunctionScopedVariable */) { - var localDeclarationSymbol = resolveName(node, node.name.text, 3 /* Variable */, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined); + if (!ts.isIdentifier(node.name)) + throw ts.Debug.fail(); + var localDeclarationSymbol = resolveName(node, node.name.escapedText, 3 /* Variable */, /*nodeNotFoundErrorMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); if (localDeclarationSymbol && localDeclarationSymbol !== symbol && localDeclarationSymbol.flags & 2 /* BlockScopedVariable */) { if (getDeclarationNodeFlagsFromSymbol(localDeclarationSymbol) & 3 /* BlockScoped */) { - var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 224 /* VariableDeclarationList */); - var container = varDeclList.parent.kind === 205 /* VariableStatement */ && varDeclList.parent.parent + var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 227 /* VariableDeclarationList */); + var container = varDeclList.parent.kind === 208 /* VariableStatement */ && varDeclList.parent.parent ? varDeclList.parent.parent : undefined; // names of block-scoped and function scoped variables can collide only // if block scoped variable is defined in the function\module\source file scope (because of variable hoisting) var namesShareScope = container && - (container.kind === 204 /* Block */ && ts.isFunctionLike(container.parent) || - container.kind === 231 /* ModuleBlock */ || - container.kind === 230 /* ModuleDeclaration */ || - container.kind === 261 /* SourceFile */); + (container.kind === 207 /* Block */ && ts.isFunctionLike(container.parent) || + container.kind === 234 /* ModuleBlock */ || + container.kind === 233 /* ModuleDeclaration */ || + container.kind === 265 /* SourceFile */); // here we know that function scoped variable is shadowed by block scoped one // if they are defined in the same scope - binder has already reported redeclaration error // otherwise if variable has an initializer - show error that initialization will fail // since LHS will be block scoped name instead of function scoped if (!namesShareScope) { - var name_23 = symbolToString(localDeclarationSymbol); - error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name_23, name_23); + var name = symbolToString(localDeclarationSymbol); + error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name, name); } } } @@ -39852,7 +42347,7 @@ var ts; } // Check that a parameter initializer contains no references to parameters declared to the right of itself function checkParameterInitializer(node) { - if (ts.getRootDeclaration(node).kind !== 144 /* Parameter */) { + if (ts.getRootDeclaration(node).kind !== 146 /* Parameter */) { return; } var func = ts.getContainingFunction(node); @@ -39863,14 +42358,14 @@ var ts; // skip declaration names (i.e. in object literal expressions) return; } - if (n.kind === 177 /* PropertyAccessExpression */) { + if (n.kind === 179 /* PropertyAccessExpression */) { // skip property names in property access expression return visit(n.expression); } - else if (n.kind === 70 /* Identifier */) { + else if (n.kind === 71 /* Identifier */) { // check FunctionLikeDeclaration.locals (stores parameters\function local variable) // if it contains entry with a specified name - var symbol = resolveName(n, n.text, 107455 /* Value */ | 8388608 /* Alias */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + var symbol = resolveName(n, n.escapedText, 107455 /* Value */ | 2097152 /* Alias */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false); if (!symbol || symbol === unknownSymbol || !symbol.valueDeclaration) { return; } @@ -39882,28 +42377,28 @@ var ts; // so we need to do a bit of extra work to check if reference is legal var enclosingContainer = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration); if (enclosingContainer === func) { - if (symbol.valueDeclaration.kind === 144 /* Parameter */ || - symbol.valueDeclaration.kind === 174 /* BindingElement */) { + if (symbol.valueDeclaration.kind === 146 /* Parameter */ || + symbol.valueDeclaration.kind === 176 /* BindingElement */) { // it is ok to reference parameter in initializer if either // - parameter is located strictly on the left of current parameter declaration if (symbol.valueDeclaration.pos < node.pos) { return; } // - parameter is wrapped in function-like entity - var current = n; - while (current !== node.initializer) { - if (ts.isFunctionLike(current.parent)) { - return; + if (ts.findAncestor(n, function (current) { + if (current === node.initializer) { + return "quit"; } - // computed property names/initializers in instance property declaration of class like entities - // are executed in constructor and thus deferred - if (current.parent.kind === 147 /* PropertyDeclaration */ && - !(ts.hasModifier(current.parent, 32 /* Static */)) && - ts.isClassLike(current.parent.parent)) { - return; - } - current = current.parent; + return ts.isFunctionLike(current.parent) || + // computed property names/initializers in instance property declaration of class like entities + // are executed in constructor and thus deferred + (current.parent.kind === 149 /* PropertyDeclaration */ && + !(ts.hasModifier(current.parent, 32 /* Static */)) && + ts.isClassLike(current.parent.parent)); + })) { + return; } + // fall through to report error } error(n, ts.Diagnostics.Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it, ts.declarationNameToString(node.name), ts.declarationNameToString(n)); } @@ -39920,47 +42415,54 @@ var ts; function checkVariableLikeDeclaration(node) { checkDecorators(node); checkSourceElement(node.type); + // JSDoc `function(string, string): string` syntax results in parameters with no name + if (!node.name) { + return; + } // For a computed property, just check the initializer and exit // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); if (node.initializer) { checkExpressionCached(node.initializer); } } - if (node.kind === 174 /* BindingElement */) { - if (node.parent.kind === 172 /* ObjectBindingPattern */ && languageVersion < 5 /* ESNext */ && !ts.isInAmbientContext(node)) { + if (node.kind === 176 /* BindingElement */) { + if (node.parent.kind === 174 /* ObjectBindingPattern */ && languageVersion < 5 /* ESNext */) { checkExternalEmitHelpers(node, 4 /* Rest */); } // check computed properties inside property names of binding elements - if (node.propertyName && node.propertyName.kind === 142 /* ComputedPropertyName */) { + if (node.propertyName && node.propertyName.kind === 144 /* ComputedPropertyName */) { checkComputedPropertyName(node.propertyName); } // check private/protected variable access - var parent_11 = node.parent.parent; - var parentType = getTypeForBindingElementParent(parent_11); - var name_24 = node.propertyName || node.name; - var property = getPropertyOfType(parentType, ts.getTextOfPropertyName(name_24)); - markPropertyAsReferenced(property); - if (parent_11.initializer && property && getParentOfSymbol(property)) { - checkClassPropertyAccess(parent_11, parent_11.initializer, parentType, property); + var parent = node.parent.parent; + var parentType = getTypeForBindingElementParent(parent); + var name = node.propertyName || node.name; + var property = getPropertyOfType(parentType, ts.getTextOfPropertyName(name)); + markPropertyAsReferenced(property, /*nodeForCheckWriteOnly*/ undefined, /*isThisAccess*/ false); // A destructuring is never a write-only reference. + if (parent.initializer && property) { + checkPropertyAccessibility(parent, parent.initializer, parentType, property); } } // For a binding pattern, check contained binding elements if (ts.isBindingPattern(node.name)) { + if (node.name.kind === 175 /* ArrayBindingPattern */ && languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 512 /* Read */); + } ts.forEach(node.name.elements, checkSourceElement); } // For a parameter declaration with an initializer, error and exit if the containing function doesn't have a body - if (node.initializer && ts.getRootDeclaration(node).kind === 144 /* Parameter */ && ts.nodeIsMissing(ts.getContainingFunction(node).body)) { + if (node.initializer && ts.getRootDeclaration(node).kind === 146 /* Parameter */ && ts.nodeIsMissing(ts.getContainingFunction(node).body)) { error(node, ts.Diagnostics.A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation); return; } // For a binding pattern, validate the initializer and exit if (ts.isBindingPattern(node.name)) { // Don't validate for-in initializer as it is already an error - if (node.initializer && node.parent.parent.kind !== 212 /* ForInStatement */) { + if (node.initializer && node.parent.parent.kind !== 215 /* ForInStatement */) { checkTypeAssignableTo(checkExpressionCached(node.initializer), getWidenedTypeForVariableLikeDeclaration(node), node, /*headMessage*/ undefined); checkParameterInitializer(node); } @@ -39971,7 +42473,7 @@ var ts; if (node === symbol.valueDeclaration) { // Node is the primary declaration of the symbol, just validate the initializer // Don't validate for-in initializer as it is already an error - if (node.initializer && node.parent.parent.kind !== 212 /* ForInStatement */) { + if (node.initializer && node.parent.parent.kind !== 215 /* ForInStatement */) { checkTypeAssignableTo(checkExpressionCached(node.initializer), type, node, /*headMessage*/ undefined); checkParameterInitializer(node); } @@ -39987,25 +42489,26 @@ var ts; checkTypeAssignableTo(checkExpressionCached(node.initializer), declarationType, node, /*headMessage*/ undefined); } if (!areDeclarationFlagsIdentical(node, symbol.valueDeclaration)) { - error(symbol.valueDeclaration.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name)); + error(ts.getNameOfDeclaration(symbol.valueDeclaration), ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name)); error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name)); } } - if (node.kind !== 147 /* PropertyDeclaration */ && node.kind !== 146 /* PropertySignature */) { + if (node.kind !== 149 /* PropertyDeclaration */ && node.kind !== 148 /* PropertySignature */) { // We know we don't have a binding pattern or computed name here checkExportsOnMergedDeclarations(node); - if (node.kind === 223 /* VariableDeclaration */ || node.kind === 174 /* BindingElement */) { + if (node.kind === 226 /* VariableDeclaration */ || node.kind === 176 /* BindingElement */) { checkVarDeclaredNamesNotShadowed(node); } checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } } function areDeclarationFlagsIdentical(left, right) { - if ((left.kind === 144 /* Parameter */ && right.kind === 223 /* VariableDeclaration */) || - (left.kind === 223 /* VariableDeclaration */ && right.kind === 144 /* Parameter */)) { + if ((left.kind === 146 /* Parameter */ && right.kind === 226 /* VariableDeclaration */) || + (left.kind === 226 /* VariableDeclaration */ && right.kind === 146 /* Parameter */)) { // Differences in optionality between parameters and variables are allowed. return true; } @@ -40018,7 +42521,7 @@ var ts; 128 /* Abstract */ | 64 /* Readonly */ | 32 /* Static */; - return (ts.getModifierFlags(left) & interestingFlags) === (ts.getModifierFlags(right) & interestingFlags); + return ts.getSelectedModifierFlags(left, interestingFlags) === ts.getSelectedModifierFlags(right, interestingFlags); } function checkVariableDeclaration(node) { checkGrammarVariableDeclaration(node); @@ -40035,8 +42538,8 @@ var ts; } function checkGrammarDisallowedModifiersOnObjectLiteralExpressionMethod(node) { // We only disallow modifier on a method declaration if it is a property of object-literal-expression - if (node.modifiers && node.parent.kind === 176 /* ObjectLiteralExpression */) { - if (ts.isAsyncFunctionLike(node)) { + if (node.modifiers && node.parent.kind === 178 /* ObjectLiteralExpression */) { + if (ts.getFunctionFlags(node) & 2 /* Async */) { if (node.modifiers.length > 1) { return grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here); } @@ -40056,7 +42559,7 @@ var ts; checkGrammarStatementInAmbientContext(node); checkExpression(node.expression); checkSourceElement(node.thenStatement); - if (node.thenStatement.kind === 206 /* EmptyStatement */) { + if (node.thenStatement.kind === 209 /* EmptyStatement */) { error(node.thenStatement, ts.Diagnostics.The_body_of_an_if_statement_cannot_be_the_empty_statement); } checkSourceElement(node.elseStatement); @@ -40076,12 +42579,12 @@ var ts; function checkForStatement(node) { // Grammar checking if (!checkGrammarStatementInAmbientContext(node)) { - if (node.initializer && node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer && node.initializer.kind === 227 /* VariableDeclarationList */) { checkGrammarVariableDeclarationList(node.initializer); } } if (node.initializer) { - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 227 /* VariableDeclarationList */) { ts.forEach(node.initializer.declarations, checkVariableDeclaration); } else { @@ -40099,19 +42602,32 @@ var ts; } function checkForOfStatement(node) { checkGrammarForInOrForOfStatement(node); + if (node.kind === 216 /* ForOfStatement */) { + if (node.awaitModifier) { + var functionFlags = ts.getFunctionFlags(ts.getContainingFunction(node)); + if ((functionFlags & (4 /* Invalid */ | 2 /* Async */)) === 2 /* Async */ && languageVersion < 5 /* ESNext */) { + // for..await..of in an async function or async generator function prior to ESNext requires the __asyncValues helper + checkExternalEmitHelpers(node, 16384 /* ForAwaitOfIncludes */); + } + } + else if (compilerOptions.downlevelIteration && languageVersion < 2 /* ES2015 */) { + // for..of prior to ES2015 requires the __values helper when downlevelIteration is enabled + checkExternalEmitHelpers(node, 256 /* ForOfIncludes */); + } + } // Check the LHS and RHS // If the LHS is a declaration, just check it as a variable declaration, which will in turn check the RHS // via checkRightHandSideOfForOf. // If the LHS is an expression, check the LHS, as a destructuring assignment or as a reference. // Then check that the RHS is assignable to it. - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 227 /* VariableDeclarationList */) { checkForInOrForOfVariableDeclaration(node); } else { var varExpr = node.initializer; - var iteratedType = checkRightHandSideOfForOf(node.expression); + var iteratedType = checkRightHandSideOfForOf(node.expression, node.awaitModifier); // There may be a destructuring assignment on the left side - if (varExpr.kind === 175 /* ArrayLiteralExpression */ || varExpr.kind === 176 /* ObjectLiteralExpression */) { + if (varExpr.kind === 177 /* ArrayLiteralExpression */ || varExpr.kind === 178 /* ObjectLiteralExpression */) { // iteratedType may be undefined. In this case, we still want to check the structure of // varExpr, in particular making sure it's a valid LeftHandSideExpression. But we'd like // to short circuit the type relation checking as much as possible, so we pass the unknownType. @@ -40143,7 +42659,7 @@ var ts; // for (let VarDecl in Expr) Statement // VarDecl must be a variable declaration without a type annotation that declares a variable of type Any, // and Expr must be an expression of type Any, an object type, or a type parameter type. - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 227 /* VariableDeclarationList */) { var variable = node.initializer.declarations[0]; if (variable && ts.isBindingPattern(variable.name)) { error(variable.name, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern); @@ -40157,7 +42673,7 @@ var ts; // and Expr must be an expression of type Any, an object type, or a type parameter type. var varExpr = node.initializer; var leftType = checkExpression(varExpr); - if (varExpr.kind === 175 /* ArrayLiteralExpression */ || varExpr.kind === 176 /* ObjectLiteralExpression */) { + if (varExpr.kind === 177 /* ArrayLiteralExpression */ || varExpr.kind === 178 /* ObjectLiteralExpression */) { error(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern); } else if (!isTypeAssignableTo(getIndexTypeOrString(rightType), leftType)) { @@ -40170,7 +42686,7 @@ var ts; } // unknownType is returned i.e. if node.expression is identifier whose name cannot be resolved // in this case error about missing name is already reported - do not report extra one - if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 540672 /* TypeVariable */)) { + if (!isTypeAssignableToKind(rightType, 16777216 /* NonPrimitive */ | 540672 /* TypeVariable */)) { error(node.expression, ts.Diagnostics.The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter); } checkSourceElement(node.statement); @@ -40186,52 +42702,113 @@ var ts; checkVariableDeclaration(decl); } } - function checkRightHandSideOfForOf(rhsExpression) { + function checkRightHandSideOfForOf(rhsExpression, awaitModifier) { var expressionType = checkNonNullExpression(rhsExpression); - return checkIteratedTypeOrElementType(expressionType, rhsExpression, /*allowStringInput*/ true); + return checkIteratedTypeOrElementType(expressionType, rhsExpression, /*allowStringInput*/ true, awaitModifier !== undefined); } - function checkIteratedTypeOrElementType(inputType, errorNode, allowStringInput) { + function checkIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables) { if (isTypeAny(inputType)) { return inputType; } - if (languageVersion >= 2 /* ES2015 */) { - return checkElementTypeOfIterable(inputType, errorNode); + return getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables, /*checkAssignability*/ true) || anyType; + } + /** + * When consuming an iterable type in a for..of, spread, or iterator destructuring assignment + * we want to get the iterated type of an iterable for ES2015 or later, or the iterated type + * of a iterable (if defined globally) or element type of an array like for ES2015 or earlier. + */ + function getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterables, checkAssignability) { + var uplevelIteration = languageVersion >= 2 /* ES2015 */; + var downlevelIteration = !uplevelIteration && compilerOptions.downlevelIteration; + // Get the iterated type of an `Iterable` or `IterableIterator` only in ES2015 + // or higher, when inside of an async generator or for-await-if, or when + // downlevelIteration is requested. + if (uplevelIteration || downlevelIteration || allowAsyncIterables) { + // We only report errors for an invalid iterable type in ES2015 or higher. + var iteratedType = getIteratedTypeOfIterable(inputType, uplevelIteration ? errorNode : undefined, allowAsyncIterables, /*allowSyncIterables*/ true, checkAssignability); + if (iteratedType || uplevelIteration) { + return iteratedType; + } } + var arrayType = inputType; + var reportedError = false; + var hasStringConstituent = false; + // If strings are permitted, remove any string-like constituents from the array type. + // This allows us to find other non-string element types from an array unioned with + // a string. if (allowStringInput) { - return checkElementTypeOfArrayOrString(inputType, errorNode); - } - if (isArrayLikeType(inputType)) { - var indexType = getIndexTypeOfType(inputType, 1 /* Number */); - if (indexType) { - return indexType; + if (arrayType.flags & 65536 /* Union */) { + // After we remove all types that are StringLike, we will know if there was a string constituent + // based on whether the result of filter is a new array. + var arrayTypes = inputType.types; + var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 262178 /* StringLike */); }); + if (filteredTypes !== arrayTypes) { + arrayType = getUnionType(filteredTypes, /*subtypeReduction*/ true); + } + } + else if (arrayType.flags & 262178 /* StringLike */) { + arrayType = neverType; + } + hasStringConstituent = arrayType !== inputType; + if (hasStringConstituent) { + if (languageVersion < 1 /* ES5 */) { + if (errorNode) { + error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher); + reportedError = true; + } + } + // Now that we've removed all the StringLike types, if no constituents remain, then the entire + // arrayOrStringType was a string. + if (arrayType.flags & 8192 /* Never */) { + return stringType; + } } } - if (errorNode) { - error(errorNode, ts.Diagnostics.Type_0_is_not_an_array_type, typeToString(inputType)); + if (!isArrayLikeType(arrayType)) { + if (errorNode && !reportedError) { + // Which error we report depends on whether we allow strings or if there was a + // string constituent. For example, if the input type is number | string, we + // want to say that number is not an array type. But if the input was just + // number and string input is allowed, we want to say that number is not an + // array type or a string type. + var diagnostic = !allowStringInput || hasStringConstituent + ? downlevelIteration + ? ts.Diagnostics.Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator + : ts.Diagnostics.Type_0_is_not_an_array_type + : downlevelIteration + ? ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator + : ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type; + error(errorNode, diagnostic, typeToString(arrayType)); + } + return hasStringConstituent ? stringType : undefined; } - return unknownType; - } - /** - * When errorNode is undefined, it means we should not report any errors. - */ - function checkElementTypeOfIterable(iterable, errorNode) { - var elementType = getElementTypeOfIterable(iterable, errorNode); - // Now even though we have extracted the iteratedType, we will have to validate that the type - // passed in is actually an Iterable. - if (errorNode && elementType) { - checkTypeAssignableTo(iterable, createIterableType(elementType), errorNode); + var arrayElementType = getIndexTypeOfType(arrayType, 1 /* Number */); + if (hasStringConstituent && arrayElementType) { + // This is just an optimization for the case where arrayOrStringType is string | string[] + if (arrayElementType.flags & 262178 /* StringLike */) { + return stringType; + } + return getUnionType([arrayElementType, stringType], /*subtypeReduction*/ true); } - return elementType || anyType; + return arrayElementType; } /** * We want to treat type as an iterable, and get the type it is an iterable of. The iterable * must have the following structure (annotated with the names of the variables below): * - * { // iterable - * [Symbol.iterator]: { // iteratorFunction - * (): Iterator + * { // iterable + * [Symbol.iterator]: { // iteratorMethod + * (): Iterator + * } + * } + * + * For an async iterable, we expect the following structure: + * + * { // iterable + * [Symbol.asyncIterator]: { // iteratorMethod + * (): AsyncIterator + * } * } - * } * * T is the type we are after. At every level that involves analyzing return types * of signatures, we union the return types of all the signatures. @@ -40243,166 +42820,165 @@ var ts; * caller requested it. Then the caller can decide what to do in the case where there is no iterated * type. This is different from returning anyType, because that would signify that we have matched the * whole pattern and that T (above) is 'any'. + * + * For a **for-of** statement, `yield*` (in a normal generator), spread, array + * destructuring, or normal generator we will only ever look for a `[Symbol.iterator]()` + * method. + * + * For an async generator we will only ever look at the `[Symbol.asyncIterator]()` method. + * + * For a **for-await-of** statement or a `yield*` in an async generator we will look for + * the `[Symbol.asyncIterator]()` method first, and then the `[Symbol.iterator]()` method. */ - function getElementTypeOfIterable(type, errorNode) { + function getIteratedTypeOfIterable(type, errorNode, allowAsyncIterables, allowSyncIterables, checkAssignability) { if (isTypeAny(type)) { return undefined; } - var typeAsIterable = type; - if (!typeAsIterable.iterableElementType) { - // As an optimization, if the type is instantiated directly using the globalIterableType (Iterable), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIterableType()) { - typeAsIterable.iterableElementType = type.typeArguments[0]; + return mapType(type, getIteratedType); + function getIteratedType(type) { + var typeAsIterable = type; + if (allowAsyncIterables) { + if (typeAsIterable.iteratedTypeOfAsyncIterable) { + return typeAsIterable.iteratedTypeOfAsyncIterable; + } + // As an optimization, if the type is an instantiation of the global `AsyncIterable` + // or the global `AsyncIterableIterator` then just grab its type argument. + if (isReferenceToType(type, getGlobalAsyncIterableType(/*reportErrors*/ false)) || + isReferenceToType(type, getGlobalAsyncIterableIteratorType(/*reportErrors*/ false))) { + return typeAsIterable.iteratedTypeOfAsyncIterable = type.typeArguments[0]; + } } - else { - var iteratorFunction = getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("iterator")); - if (isTypeAny(iteratorFunction)) { - return undefined; + if (allowSyncIterables) { + if (typeAsIterable.iteratedTypeOfIterable) { + return typeAsIterable.iteratedTypeOfIterable; } - var iteratorFunctionSignatures = iteratorFunction ? getSignaturesOfType(iteratorFunction, 0 /* Call */) : emptyArray; - if (iteratorFunctionSignatures.length === 0) { - if (errorNode) { - error(errorNode, ts.Diagnostics.Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator); - } - return undefined; + // As an optimization, if the type is an instantiation of the global `Iterable` or + // `IterableIterator` then just grab its type argument. + if (isReferenceToType(type, getGlobalIterableType(/*reportErrors*/ false)) || + isReferenceToType(type, getGlobalIterableIteratorType(/*reportErrors*/ false))) { + return typeAsIterable.iteratedTypeOfIterable = type.typeArguments[0]; + } + } + var asyncMethodType = allowAsyncIterables && getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("asyncIterator")); + var methodType = asyncMethodType || (allowSyncIterables && getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("iterator"))); + if (isTypeAny(methodType)) { + return undefined; + } + var signatures = methodType && getSignaturesOfType(methodType, 0 /* Call */); + if (!ts.some(signatures)) { + if (errorNode) { + error(errorNode, allowAsyncIterables + ? ts.Diagnostics.Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator + : ts.Diagnostics.Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator); + // only report on the first error + errorNode = undefined; } - typeAsIterable.iterableElementType = getElementTypeOfIterator(getUnionType(ts.map(iteratorFunctionSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true), errorNode); + return undefined; } + var returnType = getUnionType(ts.map(signatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + var iteratedType = getIteratedTypeOfIterator(returnType, errorNode, /*isAsyncIterator*/ !!asyncMethodType); + if (checkAssignability && errorNode && iteratedType) { + // If `checkAssignability` was specified, we were called from + // `checkIteratedTypeOrElementType`. As such, we need to validate that + // the type passed in is actually an Iterable. + checkTypeAssignableTo(type, asyncMethodType + ? createAsyncIterableType(iteratedType) + : createIterableType(iteratedType), errorNode); + } + return asyncMethodType + ? typeAsIterable.iteratedTypeOfAsyncIterable = iteratedType + : typeAsIterable.iteratedTypeOfIterable = iteratedType; } - return typeAsIterable.iterableElementType; } /** - * This function has very similar logic as getElementTypeOfIterable, except that it operates on + * This function has very similar logic as getIteratedTypeOfIterable, except that it operates on * Iterators instead of Iterables. Here is the structure: * * { // iterator - * next: { // iteratorNextFunction - * (): { // iteratorNextResult - * value: T // iteratorNextValue + * next: { // nextMethod + * (): { // nextResult + * value: T // nextValue * } * } * } * + * For an async iterator, we expect the following structure: + * + * { // iterator + * next: { // nextMethod + * (): PromiseLike<{ // nextResult + * value: T // nextValue + * }> + * } + * } */ - function getElementTypeOfIterator(type, errorNode) { + function getIteratedTypeOfIterator(type, errorNode, isAsyncIterator) { if (isTypeAny(type)) { return undefined; } var typeAsIterator = type; - if (!typeAsIterator.iteratorElementType) { - // As an optimization, if the type is instantiated directly using the globalIteratorType (Iterator), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIteratorType()) { - typeAsIterator.iteratorElementType = type.typeArguments[0]; - } - else { - var iteratorNextFunction = getTypeOfPropertyOfType(type, "next"); - if (isTypeAny(iteratorNextFunction)) { - return undefined; - } - var iteratorNextFunctionSignatures = iteratorNextFunction ? getSignaturesOfType(iteratorNextFunction, 0 /* Call */) : emptyArray; - if (iteratorNextFunctionSignatures.length === 0) { - if (errorNode) { - error(errorNode, ts.Diagnostics.An_iterator_must_have_a_next_method); - } - return undefined; - } - var iteratorNextResult = getUnionType(ts.map(iteratorNextFunctionSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); - if (isTypeAny(iteratorNextResult)) { - return undefined; - } - var iteratorNextValue = getTypeOfPropertyOfType(iteratorNextResult, "value"); - if (!iteratorNextValue) { - if (errorNode) { - error(errorNode, ts.Diagnostics.The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property); - } - return undefined; - } - typeAsIterator.iteratorElementType = iteratorNextValue; - } + if (isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator) { + return isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator; + } + // As an optimization, if the type is an instantiation of the global `Iterator` (for + // a non-async iterator) or the global `AsyncIterator` (for an async-iterator) then + // just grab its type argument. + var getIteratorType = isAsyncIterator ? getGlobalAsyncIteratorType : getGlobalIteratorType; + if (isReferenceToType(type, getIteratorType(/*reportErrors*/ false))) { + return isAsyncIterator + ? typeAsIterator.iteratedTypeOfAsyncIterator = type.typeArguments[0] + : typeAsIterator.iteratedTypeOfIterator = type.typeArguments[0]; + } + // Both async and non-async iterators must have a `next` method. + var nextMethod = getTypeOfPropertyOfType(type, "next"); + if (isTypeAny(nextMethod)) { + return undefined; } - return typeAsIterator.iteratorElementType; - } - function getElementTypeOfIterableIterator(type) { - if (isTypeAny(type)) { + var nextMethodSignatures = nextMethod ? getSignaturesOfType(nextMethod, 0 /* Call */) : ts.emptyArray; + if (nextMethodSignatures.length === 0) { + if (errorNode) { + error(errorNode, isAsyncIterator + ? ts.Diagnostics.An_async_iterator_must_have_a_next_method + : ts.Diagnostics.An_iterator_must_have_a_next_method); + } return undefined; } - // As an optimization, if the type is instantiated directly using the globalIterableIteratorType (IterableIterator), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIterableIteratorType()) { - return type.typeArguments[0]; + var nextResult = getUnionType(ts.map(nextMethodSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + if (isTypeAny(nextResult)) { + return undefined; } - return getElementTypeOfIterable(type, /*errorNode*/ undefined) || - getElementTypeOfIterator(type, /*errorNode*/ undefined); - } - /** - * This function does the following steps: - * 1. Break up arrayOrStringType (possibly a union) into its string constituents and array constituents. - * 2. Take the element types of the array constituents. - * 3. Return the union of the element types, and string if there was a string constituent. - * - * For example: - * string -> string - * number[] -> number - * string[] | number[] -> string | number - * string | number[] -> string | number - * string | string[] | number[] -> string | number - * - * It also errors if: - * 1. Some constituent is neither a string nor an array. - * 2. Some constituent is a string and target is less than ES5 (because in ES3 string is not indexable). - */ - function checkElementTypeOfArrayOrString(arrayOrStringType, errorNode) { - ts.Debug.assert(languageVersion < 2 /* ES2015 */); - var arrayType = arrayOrStringType; - if (arrayOrStringType.flags & 65536 /* Union */) { - // After we remove all types that are StringLike, we will know if there was a string constituent - // based on whether the result of filter is a new array. - var arrayTypes = arrayOrStringType.types; - var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 262178 /* StringLike */); }); - if (filteredTypes !== arrayTypes) { - arrayType = getUnionType(filteredTypes, /*subtypeReduction*/ true); - } - } - else if (arrayOrStringType.flags & 262178 /* StringLike */) { - arrayType = neverType; - } - var hasStringConstituent = arrayOrStringType !== arrayType; - var reportedError = false; - if (hasStringConstituent) { - if (languageVersion < 1 /* ES5 */) { - error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher); - reportedError = true; - } - // Now that we've removed all the StringLike types, if no constituents remain, then the entire - // arrayOrStringType was a string. - if (arrayType.flags & 8192 /* Never */) { - return stringType; + // For an async iterator, we must get the awaited type of the return type. + if (isAsyncIterator) { + nextResult = getAwaitedTypeOfPromise(nextResult, errorNode, ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property); + if (isTypeAny(nextResult)) { + return undefined; } } - if (!isArrayLikeType(arrayType)) { - if (!reportedError) { - // Which error we report depends on whether there was a string constituent. For example, - // if the input type is number | string, we want to say that number is not an array type. - // But if the input was just number, we want to say that number is not an array type - // or a string type. - var diagnostic = hasStringConstituent - ? ts.Diagnostics.Type_0_is_not_an_array_type - : ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type; - error(errorNode, diagnostic, typeToString(arrayType)); + var nextValue = nextResult && getTypeOfPropertyOfType(nextResult, "value"); + if (!nextValue) { + if (errorNode) { + error(errorNode, isAsyncIterator + ? ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property + : ts.Diagnostics.The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property); } - return hasStringConstituent ? stringType : unknownType; + return undefined; } - var arrayElementType = getIndexTypeOfType(arrayType, 1 /* Number */) || unknownType; - if (hasStringConstituent) { - // This is just an optimization for the case where arrayOrStringType is string | string[] - if (arrayElementType.flags & 262178 /* StringLike */) { - return stringType; - } - return getUnionType([arrayElementType, stringType], /*subtypeReduction*/ true); + return isAsyncIterator + ? typeAsIterator.iteratedTypeOfAsyncIterator = nextValue + : typeAsIterator.iteratedTypeOfIterator = nextValue; + } + /** + * A generator may have a return type of `Iterator`, `Iterable`, or + * `IterableIterator`. An async generator may have a return type of `AsyncIterator`, + * `AsyncIterable`, or `AsyncIterableIterator`. This function can be used to extract + * the iterated type from this return type for contextual typing and verifying signatures. + */ + function getIteratedTypeOfGenerator(returnType, isAsyncGenerator) { + if (isTypeAny(returnType)) { + return undefined; } - return arrayElementType; + return getIteratedTypeOfIterable(returnType, /*errorNode*/ undefined, /*allowAsyncIterables*/ isAsyncGenerator, /*allowSyncIterables*/ !isAsyncGenerator, /*checkAssignability*/ false) + || getIteratedTypeOfIterator(returnType, /*errorNode*/ undefined, isAsyncGenerator); } function checkBreakOrContinueStatement(node) { // Grammar checking @@ -40410,10 +42986,13 @@ var ts; // TODO: Check that target label is valid } function isGetAccessorWithAnnotatedSetAccessor(node) { - return !!(node.kind === 151 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 152 /* SetAccessor */))); + return node.kind === 153 /* GetAccessor */ + && ts.getEffectiveSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 154 /* SetAccessor */)) !== undefined; } function isUnwrappedReturnTypeVoidOrAny(func, returnType) { - var unwrappedReturnType = ts.isAsyncFunctionLike(func) ? getPromisedType(returnType) : returnType; + var unwrappedReturnType = (ts.getFunctionFlags(func) & 3 /* AsyncGenerator */) === 2 /* Async */ + ? getPromisedTypeOfPromise(returnType) // Async function + : returnType; // AsyncGenerator function, Generator function, or normal function return unwrappedReturnType && maybeTypeOfKind(unwrappedReturnType, 1024 /* Void */ | 1 /* Any */); } function checkReturnStatement(node) { @@ -40430,40 +43009,41 @@ var ts; var returnType = getReturnTypeOfSignature(signature); if (strictNullChecks || node.expression || returnType.flags & 8192 /* Never */) { var exprType = node.expression ? checkExpressionCached(node.expression) : undefinedType; - if (func.asteriskToken) { + var functionFlags = ts.getFunctionFlags(func); + if (functionFlags & 1 /* Generator */) { // A generator does not need its return expressions checked against its return type. // Instead, the yield expressions are checked against the element type. // TODO: Check return expressions of generators when return type tracking is added // for generators. return; } - if (func.kind === 152 /* SetAccessor */) { + if (func.kind === 154 /* SetAccessor */) { if (node.expression) { - error(node.expression, ts.Diagnostics.Setters_cannot_return_a_value); + error(node, ts.Diagnostics.Setters_cannot_return_a_value); } } - else if (func.kind === 150 /* Constructor */) { - if (node.expression && !checkTypeAssignableTo(exprType, returnType, node.expression)) { - error(node.expression, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class); + else if (func.kind === 152 /* Constructor */) { + if (node.expression && !checkTypeAssignableTo(exprType, returnType, node)) { + error(node, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class); } } - else if (func.type || isGetAccessorWithAnnotatedSetAccessor(func)) { - if (ts.isAsyncFunctionLike(func)) { - var promisedType = getPromisedType(returnType); - var awaitedType = checkAwaitedType(exprType, node.expression || node, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + else if (ts.getEffectiveReturnTypeNode(func) || isGetAccessorWithAnnotatedSetAccessor(func)) { + if (functionFlags & 2 /* Async */) { + var promisedType = getPromisedTypeOfPromise(returnType); + var awaitedType = checkAwaitedType(exprType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); if (promisedType) { // If the function has a return type, but promisedType is // undefined, an error will be reported in checkAsyncFunctionReturnType // so we don't need to report one here. - checkTypeAssignableTo(awaitedType, promisedType, node.expression || node); + checkTypeAssignableTo(awaitedType, promisedType, node); } } else { - checkTypeAssignableTo(exprType, returnType, node.expression || node); + checkTypeAssignableTo(exprType, returnType, node); } } } - else if (func.kind !== 150 /* Constructor */ && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType)) { + else if (func.kind !== 152 /* Constructor */ && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType)) { // The function has a return type, but the return statement doesn't have an expression. error(node, ts.Diagnostics.Not_all_code_paths_return_a_value); } @@ -40493,7 +43073,7 @@ var ts; var expressionIsLiteral = isLiteralType(expressionType); ts.forEach(node.caseBlock.clauses, function (clause) { // Grammar check for duplicate default clauses, skip if we already report duplicate default clause - if (clause.kind === 254 /* DefaultClause */ && !hasDuplicateDefaultClause) { + if (clause.kind === 258 /* DefaultClause */ && !hasDuplicateDefaultClause) { if (firstDefaultClause === undefined) { firstDefaultClause = clause; } @@ -40505,7 +43085,7 @@ var ts; hasDuplicateDefaultClause = true; } } - if (produceDiagnostics && clause.kind === 253 /* CaseClause */) { + if (produceDiagnostics && clause.kind === 257 /* CaseClause */) { var caseClause = clause; // TypeScript 1.0 spec (April 2014): 5.9 // In a 'switch' statement, each 'case' expression must be of a type that is comparable @@ -40531,18 +43111,16 @@ var ts; function checkLabeledStatement(node) { // Grammar checking if (!checkGrammarStatementInAmbientContext(node)) { - var current = node.parent; - while (current) { + ts.findAncestor(node.parent, function (current) { if (ts.isFunctionLike(current)) { - break; + return "quit"; } - if (current.kind === 219 /* LabeledStatement */ && current.label.text === node.label.text) { + if (current.kind === 222 /* LabeledStatement */ && current.label.escapedText === node.label.escapedText) { var sourceFile = ts.getSourceFileOfNode(node); grammarErrorOnNode(node.label, ts.Diagnostics.Duplicate_label_0, ts.getTextOfNodeFromSourceText(sourceFile.text, node.label)); - break; + return true; } - current = current.parent; - } + }); } // ensure that label is unique checkSourceElement(node.statement); @@ -40573,14 +43151,14 @@ var ts; grammarErrorOnFirstToken(catchClause.variableDeclaration.initializer, ts.Diagnostics.Catch_clause_variable_cannot_have_an_initializer); } else { - var blockLocals = catchClause.block.locals; - if (blockLocals) { - for (var caughtName in catchClause.locals) { - var blockLocal = blockLocals[caughtName]; + var blockLocals_1 = catchClause.block.locals; + if (blockLocals_1) { + ts.forEachKey(catchClause.locals, function (caughtName) { + var blockLocal = blockLocals_1.get(caughtName); if (blockLocal && (blockLocal.flags & 2 /* BlockScopedVariable */) !== 0) { grammarErrorOnNode(blockLocal.valueDeclaration, ts.Diagnostics.Cannot_redeclare_identifier_0_in_catch_clause, caughtName); } - } + }); } } } @@ -40608,7 +43186,7 @@ var ts; // Only process instance properties with computed names here. // Static properties cannot be in conflict with indexers, // and properties with literal names were already checked. - if (!(ts.getModifierFlags(member) & 32 /* Static */) && ts.hasDynamicName(member)) { + if (!ts.hasModifier(member, 32 /* Static */) && ts.hasDynamicName(member)) { var propType = getTypeOfSymbol(member.symbol); checkIndexConstraintForProperty(member.symbol, propType, type, declaredStringIndexer, stringIndexType, 0 /* String */); checkIndexConstraintForProperty(member.symbol, propType, type, declaredNumberIndexer, numberIndexType, 1 /* Number */); @@ -40632,15 +43210,19 @@ var ts; if (!indexType) { return; } + var propDeclaration = prop.valueDeclaration; // index is numeric and property name is not valid numeric literal - if (indexKind === 1 /* Number */ && !isNumericName(prop.valueDeclaration.name)) { + if (indexKind === 1 /* Number */ && !(propDeclaration ? isNumericName(ts.getNameOfDeclaration(propDeclaration)) : isNumericLiteralName(prop.escapedName))) { return; } // perform property check if property or indexer is declared in 'type' - // this allows to rule out cases when both property and indexer are inherited from the base class + // this allows us to rule out cases when both property and indexer are inherited from the base class var errorNode; - if (prop.valueDeclaration.name.kind === 142 /* ComputedPropertyName */ || prop.parent === containingType.symbol) { - errorNode = prop.valueDeclaration; + if (propDeclaration && + (propDeclaration.kind === 194 /* BinaryExpression */ || + ts.getNameOfDeclaration(propDeclaration).kind === 144 /* ComputedPropertyName */ || + prop.parent === containingType.symbol)) { + errorNode = propDeclaration; } else if (indexDeclaration) { errorNode = indexDeclaration; @@ -40649,7 +43231,7 @@ var ts; // for interfaces property and indexer might be inherited from different bases // check if any base class already has both property and indexer. // check should be performed only if 'type' is the first type that brings property\indexer together - var someBaseClassHasBothPropertyAndIndexer = ts.forEach(getBaseTypes(containingType), function (base) { return getPropertyOfObjectType(base, prop.name) && getIndexTypeOfType(base, indexKind); }); + var someBaseClassHasBothPropertyAndIndexer = ts.forEach(getBaseTypes(containingType), function (base) { return getPropertyOfObjectType(base, prop.escapedName) && getIndexTypeOfType(base, indexKind); }); errorNode = someBaseClassHasBothPropertyAndIndexer ? undefined : containingType.symbol.declarations[0]; } if (errorNode && !isTypeAssignableTo(propertyType, indexType)) { @@ -40663,23 +43245,33 @@ var ts; function checkTypeNameIsReserved(name, message) { // TS 1.0 spec (April 2014): 3.6.1 // The predefined type keywords are reserved and cannot be used as names of user defined types. - switch (name.text) { + switch (name.escapedText) { case "any": case "number": case "boolean": case "string": case "symbol": case "void": - error(name, message, name.text); + case "object": + error(name, message, name.escapedText); } } - /** Check each type parameter and check that type parameters have no duplicate type parameter declarations */ + /** + * Check each type parameter and check that type parameters have no duplicate type parameter declarations + */ function checkTypeParameters(typeParameterDeclarations) { if (typeParameterDeclarations) { - for (var i = 0, n = typeParameterDeclarations.length; i < n; i++) { + var seenDefault = false; + for (var i = 0; i < typeParameterDeclarations.length; i++) { var node = typeParameterDeclarations[i]; checkTypeParameter(node); if (produceDiagnostics) { + if (node.default) { + seenDefault = true; + } + else if (seenDefault) { + error(node, ts.Diagnostics.Required_type_parameters_may_not_follow_optional_type_parameters); + } for (var j = 0; j < i; j++) { if (typeParameterDeclarations[j].symbol === node.symbol) { error(node.name, ts.Diagnostics.Duplicate_identifier_0, ts.declarationNameToString(node.name)); @@ -40690,22 +43282,64 @@ var ts; } } /** Check that type parameter lists are identical across multiple declarations */ - function checkTypeParameterListsIdentical(node, symbol) { + function checkTypeParameterListsIdentical(symbol) { if (symbol.declarations.length === 1) { return; } - var firstDecl; - for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (declaration.kind === 226 /* ClassDeclaration */ || declaration.kind === 227 /* InterfaceDeclaration */) { - if (!firstDecl) { - firstDecl = declaration; + var links = getSymbolLinks(symbol); + if (!links.typeParametersChecked) { + links.typeParametersChecked = true; + var declarations = getClassOrInterfaceDeclarationsOfSymbol(symbol); + if (declarations.length <= 1) { + return; + } + var type = getDeclaredTypeOfSymbol(symbol); + if (!areTypeParametersIdentical(declarations, type.localTypeParameters)) { + // Report an error on every conflicting declaration. + var name = symbolToString(symbol); + for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) { + var declaration = declarations_5[_i]; + error(declaration.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, name); } - else if (!areTypeParametersIdentical(firstDecl.typeParameters, node.typeParameters)) { - error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, node.name.text); + } + } + } + function areTypeParametersIdentical(declarations, typeParameters) { + var maxTypeArgumentCount = ts.length(typeParameters); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) { + var declaration = declarations_6[_i]; + // If this declaration has too few or too many type parameters, we report an error + var numTypeParameters = ts.length(declaration.typeParameters); + if (numTypeParameters < minTypeArgumentCount || numTypeParameters > maxTypeArgumentCount) { + return false; + } + for (var i = 0; i < numTypeParameters; i++) { + var source = declaration.typeParameters[i]; + var target = typeParameters[i]; + // If the type parameter node does not have the same as the resolved type + // parameter at this position, we report an error. + if (source.name.escapedText !== target.symbol.escapedName) { + return false; + } + // If the type parameter node does not have an identical constraint as the resolved + // type parameter at this position, we report an error. + var sourceConstraint = source.constraint && getTypeFromTypeNode(source.constraint); + var targetConstraint = getConstraintFromTypeParameter(target); + if ((sourceConstraint || targetConstraint) && + (!sourceConstraint || !targetConstraint || !isTypeIdenticalTo(sourceConstraint, targetConstraint))) { + return false; + } + // If the type parameter node has a default and it is not identical to the default + // for the type parameter at this position, we report an error. + var sourceDefault = source.default && getTypeFromTypeNode(source.default); + var targetDefault = getDefaultFromTypeParameter(target); + if (sourceDefault && targetDefault && !isTypeIdenticalTo(sourceDefault, targetDefault)) { + return false; } } } + return true; } function checkClassExpression(node) { checkClassLikeDeclaration(node); @@ -40717,7 +43351,7 @@ var ts; registerForUnusedIdentifiersCheck(node); } function checkClassDeclaration(node) { - if (!node.name && !(ts.getModifierFlags(node) & 512 /* Default */)) { + if (!node.name && !ts.hasModifier(node, 512 /* Default */)) { grammarErrorOnFirstToken(node, ts.Diagnostics.A_class_declaration_without_the_default_modifier_must_have_a_name); } checkClassLikeDeclaration(node); @@ -40725,11 +43359,12 @@ var ts; registerForUnusedIdentifiersCheck(node); } function checkClassLikeDeclaration(node) { - checkGrammarClassDeclarationHeritageClauses(node); + checkGrammarClassLikeDeclaration(node); checkDecorators(node); if (node.name) { checkTypeNameIsReserved(node.name, ts.Diagnostics.Class_name_cannot_be_0); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } @@ -40739,22 +43374,27 @@ var ts; var type = getDeclaredTypeOfSymbol(symbol); var typeWithThis = getTypeWithThisArgument(type); var staticType = getTypeOfSymbol(symbol); - checkTypeParameterListsIdentical(node, symbol); + checkTypeParameterListsIdentical(symbol); checkClassForDuplicateDeclarations(node); + // Only check for reserved static identifiers on non-ambient context. + if (!ts.isInAmbientContext(node)) { + checkClassForStaticPropertyNameConflicts(node); + } var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); if (baseTypeNode) { - if (languageVersion < 2 /* ES2015 */ && !ts.isInAmbientContext(node)) { + if (languageVersion < 2 /* ES2015 */) { checkExternalEmitHelpers(baseTypeNode.parent, 1 /* Extends */); } var baseTypes = getBaseTypes(type); if (baseTypes.length && produceDiagnostics) { var baseType_1 = baseTypes[0]; - var staticBaseType = getBaseConstructorTypeOfClass(type); + var baseConstructorType = getBaseConstructorTypeOfClass(type); + var staticBaseType = getApparentType(baseConstructorType); checkBaseTypeAccessibility(staticBaseType, baseTypeNode); checkSourceElement(baseTypeNode.expression); - if (baseTypeNode.typeArguments) { + if (ts.some(baseTypeNode.typeArguments)) { ts.forEach(baseTypeNode.typeArguments, checkSourceElement); - for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments); _i < _a.length; _i++) { + for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); _i < _a.length; _i++) { var constructor = _a[_i]; if (!checkTypeArgumentConstraints(constructor.typeParameters, baseTypeNode.typeArguments)) { break; @@ -40763,19 +43403,15 @@ var ts; } checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(baseType_1, type.thisType), node.name || node, ts.Diagnostics.Class_0_incorrectly_extends_base_class_1); checkTypeAssignableTo(staticType, getTypeWithoutSignatures(staticBaseType), node.name || node, ts.Diagnostics.Class_static_side_0_incorrectly_extends_base_class_static_side_1); - if (baseType_1.symbol.valueDeclaration && - !ts.isInAmbientContext(baseType_1.symbol.valueDeclaration) && - baseType_1.symbol.valueDeclaration.kind === 226 /* ClassDeclaration */) { - if (!isBlockScopedNameDeclaredBeforeUse(baseType_1.symbol.valueDeclaration, node)) { - error(baseTypeNode, ts.Diagnostics.A_class_must_be_declared_after_its_base_class); - } + if (baseConstructorType.flags & 540672 /* TypeVariable */ && !isMixinConstructorType(staticType)) { + error(node.name || node, ts.Diagnostics.A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any); } - if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32 /* Class */)) { + if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32 /* Class */) && !(baseConstructorType.flags & 540672 /* TypeVariable */)) { // When the static base type is a "class-like" constructor function (but not actually a class), we verify // that all instantiated base constructor signatures return the same type. We can simply compare the type // references (as opposed to checking the structure of the types) because elsewhere we have already checked // that the base type is a class or interface type (and not, for example, an anonymous object type). - var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments); + var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); if (ts.forEach(constructors, function (sig) { return getReturnTypeOfSignature(sig) !== baseType_1; })) { error(baseTypeNode.expression, ts.Diagnostics.Base_constructors_must_all_have_the_same_return_type); } @@ -40794,8 +43430,7 @@ var ts; if (produceDiagnostics) { var t = getTypeFromTypeNode(typeRefNode); if (t !== unknownType) { - var declaredType = getObjectFlags(t) & 4 /* Reference */ ? t.target : t; - if (getObjectFlags(declaredType) & 3 /* ClassOrInterface */) { + if (isValidBaseType(t)) { checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(t, type.thisType), node.name || node, ts.Diagnostics.Class_0_incorrectly_implements_interface_1); } else { @@ -40814,7 +43449,7 @@ var ts; var signatures = getSignaturesOfType(type, 1 /* Construct */); if (signatures.length) { var declaration = signatures[0].declaration; - if (declaration && ts.getModifierFlags(declaration) & 8 /* Private */) { + if (declaration && ts.hasModifier(declaration, 8 /* Private */)) { var typeClassDeclaration = getClassLikeDeclarationOfSymbol(type.symbol); if (!isNodeWithinClass(node, typeClassDeclaration)) { error(node, ts.Diagnostics.Cannot_extend_a_class_0_Class_constructor_is_marked_as_private, getFullyQualifiedName(type.symbol)); @@ -40825,11 +43460,16 @@ var ts; function getTargetSymbol(s) { // if symbol is instantiated its flags are not copied from the 'target' // so we'll need to get back original 'target' symbol to work with correct set of flags - return s.flags & 16777216 /* Instantiated */ ? getSymbolLinks(s).target : s; + return ts.getCheckFlags(s) & 1 /* Instantiated */ ? s.target : s; } function getClassLikeDeclarationOfSymbol(symbol) { return ts.forEach(symbol.declarations, function (d) { return ts.isClassLike(d) ? d : undefined; }); } + function getClassOrInterfaceDeclarationsOfSymbol(symbol) { + return ts.filter(symbol.declarations, function (d) { + return d.kind === 229 /* ClassDeclaration */ || d.kind === 230 /* InterfaceDeclaration */; + }); + } function checkKindsOfPropertyMemberOverrides(type, baseType) { // TypeScript 1.0 spec (April 2014): 8.2.3 // A derived class inherits all members from its base class it doesn't override. @@ -40845,15 +43485,15 @@ var ts; // Base class instance member variables and accessors can be overridden by // derived class instance member variables and accessors, but not by other kinds of members. // NOTE: assignability is checked in checkClassDeclaration - var baseProperties = getPropertiesOfObjectType(baseType); + var baseProperties = getPropertiesOfType(baseType); for (var _i = 0, baseProperties_1 = baseProperties; _i < baseProperties_1.length; _i++) { var baseProperty = baseProperties_1[_i]; var base = getTargetSymbol(baseProperty); - if (base.flags & 134217728 /* Prototype */) { + if (base.flags & 4194304 /* Prototype */) { continue; } - var derived = getTargetSymbol(getPropertyOfObjectType(type, base.name)); - var baseDeclarationFlags = getDeclarationModifierFlagsFromSymbol(base); + var derived = getTargetSymbol(getPropertyOfObjectType(type, base.escapedName)); + var baseDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(base); ts.Debug.assert(!!derived, "derived should point to something, even if it is the base class' declaration."); if (derived) { // In order to resolve whether the inherited method was overridden in the base class or not, @@ -40865,8 +43505,8 @@ var ts; // It is an error to inherit an abstract member without implementing it or being declared abstract. // If there is no declaration for the derived class (as in the case of class expressions), // then the class cannot be declared abstract. - if (baseDeclarationFlags & 128 /* Abstract */ && (!derivedClassDecl || !(ts.getModifierFlags(derivedClassDecl) & 128 /* Abstract */))) { - if (derivedClassDecl.kind === 197 /* ClassExpression */) { + if (baseDeclarationFlags & 128 /* Abstract */ && (!derivedClassDecl || !ts.hasModifier(derivedClassDecl, 128 /* Abstract */))) { + if (derivedClassDecl.kind === 199 /* ClassExpression */) { error(derivedClassDecl, ts.Diagnostics.Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1, symbolToString(baseProperty), typeToString(baseType)); } else { @@ -40876,90 +43516,51 @@ var ts; } else { // derived overrides base. - var derivedDeclarationFlags = getDeclarationModifierFlagsFromSymbol(derived); - if ((baseDeclarationFlags & 8 /* Private */) || (derivedDeclarationFlags & 8 /* Private */)) { + var derivedDeclarationFlags = ts.getDeclarationModifierFlagsFromSymbol(derived); + if (baseDeclarationFlags & 8 /* Private */ || derivedDeclarationFlags & 8 /* Private */) { // either base or derived property is private - not override, skip it continue; } - if ((baseDeclarationFlags & 32 /* Static */) !== (derivedDeclarationFlags & 32 /* Static */)) { - // value of 'static' is not the same for properties - not override, skip it - continue; - } - if ((base.flags & derived.flags & 8192 /* Method */) || ((base.flags & 98308 /* PropertyOrAccessor */) && (derived.flags & 98308 /* PropertyOrAccessor */))) { + if (isMethodLike(base) && isMethodLike(derived) || base.flags & 98308 /* PropertyOrAccessor */ && derived.flags & 98308 /* PropertyOrAccessor */) { // method is overridden with method or property/accessor is overridden with property/accessor - correct case continue; } var errorMessage = void 0; - if (base.flags & 8192 /* Method */) { + if (isMethodLike(base)) { if (derived.flags & 98304 /* Accessor */) { errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor; } else { - ts.Debug.assert((derived.flags & 4 /* Property */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property; } } else if (base.flags & 4 /* Property */) { - ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function; } else { - ts.Debug.assert((base.flags & 98304 /* Accessor */) !== 0); - ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function; } - error(derived.valueDeclaration.name, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type)); + error(ts.getNameOfDeclaration(derived.valueDeclaration) || derived.valueDeclaration, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type)); } } } } - function isAccessor(kind) { - return kind === 151 /* GetAccessor */ || kind === 152 /* SetAccessor */; - } - function areTypeParametersIdentical(list1, list2) { - if (!list1 && !list2) { - return true; - } - if (!list1 || !list2 || list1.length !== list2.length) { - return false; - } - // TypeScript 1.0 spec (April 2014): - // When a generic interface has multiple declarations, all declarations must have identical type parameter - // lists, i.e. identical type parameter names with identical constraints in identical order. - for (var i = 0, len = list1.length; i < len; i++) { - var tp1 = list1[i]; - var tp2 = list2[i]; - if (tp1.name.text !== tp2.name.text) { - return false; - } - if (!tp1.constraint && !tp2.constraint) { - continue; - } - if (!tp1.constraint || !tp2.constraint) { - return false; - } - if (!isTypeIdenticalTo(getTypeFromTypeNode(tp1.constraint), getTypeFromTypeNode(tp2.constraint))) { - return false; - } - } - return true; - } function checkInheritedPropertiesAreIdentical(type, typeNode) { var baseTypes = getBaseTypes(type); if (baseTypes.length < 2) { return true; } - var seen = ts.createMap(); - ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen[p.name] = { prop: p, containingType: type }; }); + var seen = ts.createUnderscoreEscapedMap(); + ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen.set(p.escapedName, { prop: p, containingType: type }); }); var ok = true; for (var _i = 0, baseTypes_2 = baseTypes; _i < baseTypes_2.length; _i++) { var base = baseTypes_2[_i]; - var properties = getPropertiesOfObjectType(getTypeWithThisArgument(base, type.thisType)); - for (var _a = 0, properties_7 = properties; _a < properties_7.length; _a++) { - var prop = properties_7[_a]; - var existing = seen[prop.name]; + var properties = getPropertiesOfType(getTypeWithThisArgument(base, type.thisType)); + for (var _a = 0, properties_8 = properties; _a < properties_8.length; _a++) { + var prop = properties_8[_a]; + var existing = seen.get(prop.escapedName); if (!existing) { - seen[prop.name] = { prop: prop, containingType: base }; + seen.set(prop.escapedName, { prop: prop, containingType: base }); } else { var isInheritedProperty = existing.containingType !== type; @@ -40967,7 +43568,7 @@ var ts; ok = false; var typeName1 = typeToString(existing.containingType); var typeName2 = typeToString(base); - var errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2); + var errorInfo = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2); errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Interface_0_cannot_simultaneously_extend_types_1_and_2, typeToString(type), typeName1, typeName2); diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(typeNode, errorInfo)); } @@ -40984,9 +43585,9 @@ var ts; checkTypeNameIsReserved(node.name, ts.Diagnostics.Interface_name_cannot_be_0); checkExportsOnMergedDeclarations(node); var symbol = getSymbolOfNode(node); - checkTypeParameterListsIdentical(node, symbol); + checkTypeParameterListsIdentical(symbol); // Only check this symbol once - var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 227 /* InterfaceDeclaration */); + var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 230 /* InterfaceDeclaration */); if (node === firstInterfaceDecl) { var type = getDeclaredTypeOfSymbol(symbol); var typeWithThis = getTypeWithThisArgument(type); @@ -41019,187 +43620,159 @@ var ts; checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_alias_name_cannot_be_0); checkTypeParameters(node.typeParameters); checkSourceElement(node.type); + registerForUnusedIdentifiersCheck(node); } function computeEnumMemberValues(node) { var nodeLinks = getNodeLinks(node); if (!(nodeLinks.flags & 16384 /* EnumValuesComputed */)) { - var enumSymbol = getSymbolOfNode(node); - var enumType = getDeclaredTypeOfSymbol(enumSymbol); - var autoValue = 0; // set to undefined when enum member is non-constant - var ambient = ts.isInAmbientContext(node); - var enumIsConst = ts.isConst(node); + nodeLinks.flags |= 16384 /* EnumValuesComputed */; + var autoValue = 0; for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (isComputedNonLiteralName(member.name)) { - error(member.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_enums); - } - else { - var text = ts.getTextOfPropertyName(member.name); - if (isNumericLiteralName(text) && !isInfinityOrNaNString(text)) { - error(member.name, ts.Diagnostics.An_enum_member_cannot_have_a_numeric_name); - } - } - var previousEnumMemberIsNonConstant = autoValue === undefined; - var initializer = member.initializer; - if (initializer) { - autoValue = computeConstantValueForEnumMemberInitializer(initializer, enumType, enumIsConst, ambient); - } - else if (ambient && !enumIsConst) { - // In ambient enum declarations that specify no const modifier, enum member declarations - // that omit a value are considered computed members (as opposed to having auto-incremented values assigned). - autoValue = undefined; - } - else if (previousEnumMemberIsNonConstant) { - // If the member declaration specifies no value, the member is considered a constant enum member. - // If the member is the first member in the enum declaration, it is assigned the value zero. - // Otherwise, it is assigned the value of the immediately preceding member plus one, - // and an error occurs if the immediately preceding member is not a constant enum member - error(member.name, ts.Diagnostics.Enum_member_must_have_initializer); - } - if (autoValue !== undefined) { - getNodeLinks(member).enumMemberValue = autoValue; - autoValue++; - } + var value = computeMemberValue(member, autoValue); + getNodeLinks(member).enumMemberValue = value; + autoValue = typeof value === "number" ? value + 1 : undefined; } - nodeLinks.flags |= 16384 /* EnumValuesComputed */; } - function computeConstantValueForEnumMemberInitializer(initializer, enumType, enumIsConst, ambient) { - // Controls if error should be reported after evaluation of constant value is completed - // Can be false if another more precise error was already reported during evaluation. - var reportError = true; - var value = evalConstant(initializer); - if (reportError) { - if (value === undefined) { - if (enumIsConst) { - error(initializer, ts.Diagnostics.In_const_enum_declarations_member_initializer_must_be_constant_expression); - } - else if (ambient) { - error(initializer, ts.Diagnostics.In_ambient_enum_declarations_member_initializer_must_be_constant_expression); - } - else { - // Only here do we need to check that the initializer is assignable to the enum type. - checkTypeAssignableTo(checkExpression(initializer), enumType, initializer, /*headMessage*/ undefined); - } - } - else if (enumIsConst) { - if (isNaN(value)) { - error(initializer, ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN); - } - else if (!isFinite(value)) { - error(initializer, ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_a_non_finite_value); - } - } + } + function computeMemberValue(member, autoValue) { + if (isComputedNonLiteralName(member.name)) { + error(member.name, ts.Diagnostics.Computed_property_names_are_not_allowed_in_enums); + } + else { + var text = ts.getTextOfPropertyName(member.name); + if (isNumericLiteralName(text) && !isInfinityOrNaNString(text)) { + error(member.name, ts.Diagnostics.An_enum_member_cannot_have_a_numeric_name); } - return value; - function evalConstant(e) { - switch (e.kind) { - case 190 /* PrefixUnaryExpression */: - var value_1 = evalConstant(e.operand); - if (value_1 === undefined) { - return undefined; - } - switch (e.operator) { - case 36 /* PlusToken */: return value_1; - case 37 /* MinusToken */: return -value_1; - case 51 /* TildeToken */: return ~value_1; - } - return undefined; - case 192 /* BinaryExpression */: - var left = evalConstant(e.left); - if (left === undefined) { - return undefined; - } - var right = evalConstant(e.right); - if (right === undefined) { - return undefined; - } - switch (e.operatorToken.kind) { - case 48 /* BarToken */: return left | right; - case 47 /* AmpersandToken */: return left & right; - case 45 /* GreaterThanGreaterThanToken */: return left >> right; - case 46 /* GreaterThanGreaterThanGreaterThanToken */: return left >>> right; - case 44 /* LessThanLessThanToken */: return left << right; - case 49 /* CaretToken */: return left ^ right; - case 38 /* AsteriskToken */: return left * right; - case 40 /* SlashToken */: return left / right; - case 36 /* PlusToken */: return left + right; - case 37 /* MinusToken */: return left - right; - case 41 /* PercentToken */: return left % right; + } + if (member.initializer) { + return computeConstantValue(member); + } + // In ambient enum declarations that specify no const modifier, enum member declarations that omit + // a value are considered computed members (as opposed to having auto-incremented values). + if (ts.isInAmbientContext(member.parent) && !ts.isConst(member.parent)) { + return undefined; + } + // If the member declaration specifies no value, the member is considered a constant enum member. + // If the member is the first member in the enum declaration, it is assigned the value zero. + // Otherwise, it is assigned the value of the immediately preceding member plus one, and an error + // occurs if the immediately preceding member is not a constant enum member. + if (autoValue !== undefined) { + return autoValue; + } + error(member.name, ts.Diagnostics.Enum_member_must_have_initializer); + return undefined; + } + function computeConstantValue(member) { + var enumKind = getEnumKind(getSymbolOfNode(member.parent)); + var isConstEnum = ts.isConst(member.parent); + var initializer = member.initializer; + var value = enumKind === 1 /* Literal */ && !isLiteralEnumMember(member) ? undefined : evaluate(initializer); + if (value !== undefined) { + if (isConstEnum && typeof value === "number" && !isFinite(value)) { + error(initializer, isNaN(value) ? + ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_disallowed_value_NaN : + ts.Diagnostics.const_enum_member_initializer_was_evaluated_to_a_non_finite_value); + } + } + else if (enumKind === 1 /* Literal */) { + error(initializer, ts.Diagnostics.Computed_values_are_not_permitted_in_an_enum_with_string_valued_members); + return 0; + } + else if (isConstEnum) { + error(initializer, ts.Diagnostics.In_const_enum_declarations_member_initializer_must_be_constant_expression); + } + else if (ts.isInAmbientContext(member.parent)) { + error(initializer, ts.Diagnostics.In_ambient_enum_declarations_member_initializer_must_be_constant_expression); + } + else { + // Only here do we need to check that the initializer is assignable to the enum type. + checkTypeAssignableTo(checkExpression(initializer), getDeclaredTypeOfSymbol(getSymbolOfNode(member.parent)), initializer, /*headMessage*/ undefined); + } + return value; + function evaluate(expr) { + switch (expr.kind) { + case 192 /* PrefixUnaryExpression */: + var value_1 = evaluate(expr.operand); + if (typeof value_1 === "number") { + switch (expr.operator) { + case 37 /* PlusToken */: return value_1; + case 38 /* MinusToken */: return -value_1; + case 52 /* TildeToken */: return ~value_1; } - return undefined; - case 8 /* NumericLiteral */: - return +e.text; - case 183 /* ParenthesizedExpression */: - return evalConstant(e.expression); - case 70 /* Identifier */: - case 178 /* ElementAccessExpression */: - case 177 /* PropertyAccessExpression */: - var member = initializer.parent; - var currentType = getTypeOfSymbol(getSymbolOfNode(member.parent)); - var enumType_1; - var propertyName = void 0; - if (e.kind === 70 /* Identifier */) { - // unqualified names can refer to member that reside in different declaration of the enum so just doing name resolution won't work. - // instead pick current enum type and later try to fetch member from the type - enumType_1 = currentType; - propertyName = e.text; + } + break; + case 194 /* BinaryExpression */: + var left = evaluate(expr.left); + var right = evaluate(expr.right); + if (typeof left === "number" && typeof right === "number") { + switch (expr.operatorToken.kind) { + case 49 /* BarToken */: return left | right; + case 48 /* AmpersandToken */: return left & right; + case 46 /* GreaterThanGreaterThanToken */: return left >> right; + case 47 /* GreaterThanGreaterThanGreaterThanToken */: return left >>> right; + case 45 /* LessThanLessThanToken */: return left << right; + case 50 /* CaretToken */: return left ^ right; + case 39 /* AsteriskToken */: return left * right; + case 41 /* SlashToken */: return left / right; + case 37 /* PlusToken */: return left + right; + case 38 /* MinusToken */: return left - right; + case 42 /* PercentToken */: return left % right; } - else { - var expression = void 0; - if (e.kind === 178 /* ElementAccessExpression */) { - if (e.argumentExpression === undefined || - e.argumentExpression.kind !== 9 /* StringLiteral */) { - return undefined; - } - expression = e.expression; - propertyName = e.argumentExpression.text; + } + break; + case 9 /* StringLiteral */: + return expr.text; + case 8 /* NumericLiteral */: + checkGrammarNumericLiteral(expr); + return +expr.text; + case 185 /* ParenthesizedExpression */: + return evaluate(expr.expression); + case 71 /* Identifier */: + return ts.nodeIsMissing(expr) ? 0 : evaluateEnumMember(expr, getSymbolOfNode(member.parent), expr.escapedText); + case 180 /* ElementAccessExpression */: + case 179 /* PropertyAccessExpression */: + var ex = expr; + if (isConstantMemberAccess(ex)) { + var type = getTypeOfExpression(ex.expression); + if (type.symbol && type.symbol.flags & 384 /* Enum */) { + var name = void 0; + if (ex.kind === 179 /* PropertyAccessExpression */) { + name = ex.name.escapedText; } else { - expression = e.expression; - propertyName = e.name.text; - } - // expression part in ElementAccess\PropertyAccess should be either identifier or dottedName - var current = expression; - while (current) { - if (current.kind === 70 /* Identifier */) { - break; - } - else if (current.kind === 177 /* PropertyAccessExpression */) { - current = current.expression; - } - else { - return undefined; - } + var argument = ex.argumentExpression; + ts.Debug.assert(ts.isLiteralExpression(argument)); + name = ts.escapeLeadingUnderscores(argument.text); } - enumType_1 = getTypeOfExpression(expression); - // allow references to constant members of other enums - if (!(enumType_1.symbol && (enumType_1.symbol.flags & 384 /* Enum */))) { - return undefined; - } - } - if (propertyName === undefined) { - return undefined; - } - var property = getPropertyOfObjectType(enumType_1, propertyName); - if (!property || !(property.flags & 8 /* EnumMember */)) { - return undefined; - } - var propertyDecl = property.valueDeclaration; - // self references are illegal - if (member === propertyDecl) { - return undefined; - } - // illegal case: forward reference - if (!isBlockScopedNameDeclaredBeforeUse(propertyDecl, member)) { - reportError = false; - error(e, ts.Diagnostics.A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums); - return undefined; + return evaluateEnumMember(expr, type.symbol, name); } - return getNodeLinks(propertyDecl).enumMemberValue; + } + break; + } + return undefined; + } + function evaluateEnumMember(expr, enumSymbol, name) { + var memberSymbol = enumSymbol.exports.get(name); + if (memberSymbol) { + var declaration = memberSymbol.valueDeclaration; + if (declaration !== member) { + if (isBlockScopedNameDeclaredBeforeUse(declaration, member)) { + return getNodeLinks(declaration).enumMemberValue; + } + error(expr, ts.Diagnostics.A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums); + return 0; } } + return undefined; } } + function isConstantMemberAccess(node) { + return node.kind === 71 /* Identifier */ || + node.kind === 179 /* PropertyAccessExpression */ && isConstantMemberAccess(node.expression) || + node.kind === 180 /* ElementAccessExpression */ && isConstantMemberAccess(node.expression) && + node.argumentExpression.kind === 9 /* StringLiteral */; + } function checkEnumDeclaration(node) { if (!produceDiagnostics) { return; @@ -41208,6 +43781,7 @@ var ts; checkGrammarDecorators(node) || checkGrammarModifiers(node); checkTypeNameIsReserved(node.name, ts.Diagnostics.Enum_name_cannot_be_0); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); checkExportsOnMergedDeclarations(node); @@ -41229,14 +43803,14 @@ var ts; // check that const is placed\omitted on all enum declarations ts.forEach(enumSymbol.declarations, function (decl) { if (ts.isConstEnumDeclaration(decl) !== enumIsConst) { - error(decl.name, ts.Diagnostics.Enum_declarations_must_all_be_const_or_non_const); + error(ts.getNameOfDeclaration(decl), ts.Diagnostics.Enum_declarations_must_all_be_const_or_non_const); } }); } var seenEnumMissingInitialInitializer_1 = false; ts.forEach(enumSymbol.declarations, function (declaration) { // return true if we hit a violation of the rule, false otherwise - if (declaration.kind !== 229 /* EnumDeclaration */) { + if (declaration.kind !== 232 /* EnumDeclaration */) { return false; } var enumDeclaration = declaration; @@ -41257,10 +43831,10 @@ var ts; } function getFirstNonAmbientClassOrFunctionDeclaration(symbol) { var declarations = symbol.declarations; - for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) { - var declaration = declarations_5[_i]; - if ((declaration.kind === 226 /* ClassDeclaration */ || - (declaration.kind === 225 /* FunctionDeclaration */ && ts.nodeIsPresent(declaration.body))) && + for (var _i = 0, declarations_7 = declarations; _i < declarations_7.length; _i++) { + var declaration = declarations_7[_i]; + if ((declaration.kind === 229 /* ClassDeclaration */ || + (declaration.kind === 228 /* FunctionDeclaration */ && ts.nodeIsPresent(declaration.body))) && !ts.isInAmbientContext(declaration)) { return declaration; } @@ -41312,7 +43886,7 @@ var ts; if (symbol.flags & 512 /* ValueModule */ && symbol.declarations.length > 1 && !inAmbientContext - && ts.isInstantiatedModule(node, compilerOptions.preserveConstEnums || compilerOptions.isolatedModules)) { + && isInstantiatedModule(node, compilerOptions.preserveConstEnums || compilerOptions.isolatedModules)) { var firstNonAmbientClassOrFunc = getFirstNonAmbientClassOrFunctionDeclaration(symbol); if (firstNonAmbientClassOrFunc) { if (ts.getSourceFileOfNode(node) !== ts.getSourceFileOfNode(firstNonAmbientClassOrFunc)) { @@ -41324,7 +43898,7 @@ var ts; } // if the module merges with a class declaration in the same lexical scope, // we need to track this to ensure the correct emit. - var mergedClass = ts.getDeclarationOfKind(symbol, 226 /* ClassDeclaration */); + var mergedClass = ts.getDeclarationOfKind(symbol, 229 /* ClassDeclaration */); if (mergedClass && inSameLexicalScope(node, mergedClass)) { getNodeLinks(node).flags |= 32768 /* LexicalModuleMergesWithClass */; @@ -41337,7 +43911,7 @@ var ts; // We can detect if augmentation was applied using following rules: // - augmentation for a global scope is always applied // - augmentation for some external module is applied if symbol for augmentation is merged (it was combined with target module). - var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 33554432 /* Merged */); + var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 33554432 /* Transient */); if (checkBody && node.body) { // body of ambient external module is always a module block for (var _i = 0, _a = node.body.statements; _i < _a.length; _i++) { @@ -41350,7 +43924,7 @@ var ts; if (isGlobalAugmentation) { error(node.name, ts.Diagnostics.Augmentations_for_the_global_scope_can_only_be_directly_nested_in_external_modules_or_ambient_module_declarations); } - else if (ts.isExternalModuleNameRelative(node.name.text)) { + else if (ts.isExternalModuleNameRelative(ts.getTextOfIdentifierOrLiteral(node.name))) { error(node.name, ts.Diagnostics.Ambient_module_declaration_cannot_specify_relative_module_name); } } @@ -41375,39 +43949,39 @@ var ts; } function checkModuleAugmentationElement(node, isGlobalAugmentation) { switch (node.kind) { - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: // error each individual name in variable statement instead of marking the entire variable statement for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { var decl = _a[_i]; checkModuleAugmentationElement(decl, isGlobalAugmentation); } break; - case 240 /* ExportAssignment */: - case 241 /* ExportDeclaration */: + case 243 /* ExportAssignment */: + case 244 /* ExportDeclaration */: grammarErrorOnFirstToken(node, ts.Diagnostics.Exports_and_export_assignments_are_not_permitted_in_module_augmentations); break; - case 234 /* ImportEqualsDeclaration */: - case 235 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 238 /* ImportDeclaration */: grammarErrorOnFirstToken(node, ts.Diagnostics.Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module); break; - case 174 /* BindingElement */: - case 223 /* VariableDeclaration */: - var name_25 = node.name; - if (ts.isBindingPattern(name_25)) { - for (var _b = 0, _c = name_25.elements; _b < _c.length; _b++) { + case 176 /* BindingElement */: + case 226 /* VariableDeclaration */: + var name = node.name; + if (ts.isBindingPattern(name)) { + for (var _b = 0, _c = name.elements; _b < _c.length; _b++) { var el = _c[_b]; // mark individual names in binding pattern checkModuleAugmentationElement(el, isGlobalAugmentation); } break; } - // fallthrough - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 225 /* FunctionDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: + // falls through + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + case 228 /* FunctionDeclaration */: + case 230 /* InterfaceDeclaration */: + case 233 /* ModuleDeclaration */: + case 231 /* TypeAliasDeclaration */: if (isGlobalAugmentation) { return; } @@ -41417,7 +43991,7 @@ var ts; // this is done it two steps // 1. quick check - if symbol for node is not merged - this is local symbol to this augmentation - report error // 2. main check - report error if value declaration of the parent symbol is module augmentation) - var reportError = !(symbol.flags & 33554432 /* Merged */); + var reportError = !(symbol.flags & 33554432 /* Transient */); if (!reportError) { // symbol should not originate in augmentation reportError = ts.isExternalModuleAugmentation(symbol.parent.declarations[0]); @@ -41428,17 +44002,17 @@ var ts; } function getFirstIdentifier(node) { switch (node.kind) { - case 70 /* Identifier */: + case 71 /* Identifier */: return node; - case 141 /* QualifiedName */: + case 143 /* QualifiedName */: do { node = node.left; - } while (node.kind !== 70 /* Identifier */); + } while (node.kind !== 71 /* Identifier */); return node; - case 177 /* PropertyAccessExpression */: + case 179 /* PropertyAccessExpression */: do { node = node.expression; - } while (node.kind !== 70 /* Identifier */); + } while (node.kind !== 71 /* Identifier */); return node; } } @@ -41448,14 +44022,14 @@ var ts; error(moduleName, ts.Diagnostics.String_literal_expected); return false; } - var inAmbientExternalModule = node.parent.kind === 231 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); - if (node.parent.kind !== 261 /* SourceFile */ && !inAmbientExternalModule) { - error(moduleName, node.kind === 241 /* ExportDeclaration */ ? + var inAmbientExternalModule = node.parent.kind === 234 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); + if (node.parent.kind !== 265 /* SourceFile */ && !inAmbientExternalModule) { + error(moduleName, node.kind === 244 /* ExportDeclaration */ ? ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace : ts.Diagnostics.Import_declarations_in_a_namespace_cannot_reference_a_module); return false; } - if (inAmbientExternalModule && ts.isExternalModuleNameRelative(moduleName.text)) { + if (inAmbientExternalModule && ts.isExternalModuleNameRelative(ts.getTextOfIdentifierOrLiteral(moduleName))) { // we have already reported errors on top level imports\exports in external module augmentations in checkModuleDeclaration // no need to do this again. if (!isTopLevelInExternalModuleAugmentation(node)) { @@ -41483,11 +44057,18 @@ var ts; (symbol.flags & 793064 /* Type */ ? 793064 /* Type */ : 0) | (symbol.flags & 1920 /* Namespace */ ? 1920 /* Namespace */ : 0); if (target.flags & excludedMeanings) { - var message = node.kind === 243 /* ExportSpecifier */ ? + var message = node.kind === 246 /* ExportSpecifier */ ? ts.Diagnostics.Export_declaration_conflicts_with_exported_declaration_of_0 : ts.Diagnostics.Import_declaration_conflicts_with_local_declaration_of_0; error(node, message, symbolToString(symbol)); } + // Don't allow to re-export something with no value side when `--isolatedModules` is set. + if (compilerOptions.isolatedModules + && node.kind === 246 /* ExportSpecifier */ + && !(target.flags & 107455 /* Value */) + && !ts.isInAmbientContext(node)) { + error(node, ts.Diagnostics.Cannot_re_export_a_type_when_the_isolatedModules_flag_is_provided); + } } } function checkImportBinding(node) { @@ -41501,7 +44082,7 @@ var ts; // If we hit an import declaration in an illegal context, just bail out to avoid cascading errors. return; } - if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.getModifierFlags(node) !== 0) { + if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.hasModifiers(node)) { grammarErrorOnFirstToken(node, ts.Diagnostics.An_import_declaration_cannot_have_modifiers); } if (checkExternalImportOrExportDeclaration(node)) { @@ -41511,7 +44092,7 @@ var ts; checkImportBinding(importClause); } if (importClause.namedBindings) { - if (importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause.namedBindings.kind === 240 /* NamespaceImport */) { checkImportBinding(importClause.namedBindings); } else { @@ -41529,7 +44110,7 @@ var ts; checkGrammarDecorators(node) || checkGrammarModifiers(node); if (ts.isInternalModuleImportEqualsDeclaration(node) || checkExternalImportOrExportDeclaration(node)) { checkImportBinding(node); - if (ts.getModifierFlags(node) & 1 /* Export */) { + if (ts.hasModifier(node, 1 /* Export */)) { markExportAsReferenced(node); } if (ts.isInternalModuleImportEqualsDeclaration(node)) { @@ -41548,9 +44129,9 @@ var ts; } } else { - if (modulekind === ts.ModuleKind.ES2015 && !ts.isInAmbientContext(node)) { + if (modulekind >= ts.ModuleKind.ES2015 && !ts.isInAmbientContext(node)) { // Import equals declaration is deprecated in es6 or above - grammarErrorOnNode(node, ts.Diagnostics.Import_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead); + grammarErrorOnNode(node, ts.Diagnostics.Import_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_import_Asterisk_as_ns_from_mod_import_a_from_mod_import_d_from_mod_or_another_module_format_instead); } } } @@ -41560,7 +44141,7 @@ var ts; // If we hit an export in an illegal context, just bail out to avoid cascading errors. return; } - if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.getModifierFlags(node) !== 0) { + if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.hasModifiers(node)) { grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_declaration_cannot_have_modifiers); } if (!node.moduleSpecifier || checkExternalImportOrExportDeclaration(node)) { @@ -41568,8 +44149,10 @@ var ts; // export { x, y } // export { x, y } from "foo" ts.forEach(node.exportClause.elements, checkExportSpecifier); - var inAmbientExternalModule = node.parent.kind === 231 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); - if (node.parent.kind !== 261 /* SourceFile */ && !inAmbientExternalModule) { + var inAmbientExternalModule = node.parent.kind === 234 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); + var inAmbientNamespaceDeclaration = !inAmbientExternalModule && node.parent.kind === 234 /* ModuleBlock */ && + !node.moduleSpecifier && ts.isInAmbientContext(node); + if (node.parent.kind !== 265 /* SourceFile */ && !inAmbientExternalModule && !inAmbientNamespaceDeclaration) { error(node, ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace); } } @@ -41579,11 +44162,14 @@ var ts; if (moduleSymbol && hasExportAssignmentSymbol(moduleSymbol)) { error(node.moduleSpecifier, ts.Diagnostics.Module_0_uses_export_and_cannot_be_used_with_export_Asterisk, symbolToString(moduleSymbol)); } + if (modulekind !== ts.ModuleKind.System && modulekind !== ts.ModuleKind.ES2015 && modulekind !== ts.ModuleKind.ESNext) { + checkExternalEmitHelpers(node, 32768 /* ExportStar */); + } } } } function checkGrammarModuleElementContext(node, errorMessage) { - var isInAppropriateContext = node.parent.kind === 261 /* SourceFile */ || node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 230 /* ModuleDeclaration */; + var isInAppropriateContext = node.parent.kind === 265 /* SourceFile */ || node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 233 /* ModuleDeclaration */; if (!isInAppropriateContext) { grammarErrorOnFirstToken(node, errorMessage); } @@ -41594,10 +44180,10 @@ var ts; if (!node.parent.parent.moduleSpecifier) { var exportedName = node.propertyName || node.name; // find immediate value referenced by exported name (SymbolFlags.Alias is set so we don't chase down aliases) - var symbol = resolveName(exportedName, exportedName.text, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */, - /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined); + var symbol = resolveName(exportedName, exportedName.escapedText, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */, + /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ true); if (symbol && (symbol === undefinedSymbol || isGlobalSourceFile(getDeclarationContainer(symbol.declarations[0])))) { - error(exportedName, ts.Diagnostics.Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module, exportedName.text); + error(exportedName, ts.Diagnostics.Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module, ts.idText(exportedName)); } else { markExportAsReferenced(node); @@ -41609,26 +44195,34 @@ var ts; // If we hit an export assignment in an illegal context, just bail out to avoid cascading errors. return; } - var container = node.parent.kind === 261 /* SourceFile */ ? node.parent : node.parent.parent; - if (container.kind === 230 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { - error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace); + var container = node.parent.kind === 265 /* SourceFile */ ? node.parent : node.parent.parent; + if (container.kind === 233 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { + if (node.isExportEquals) { + error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace); + } + else { + error(node, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module); + } return; } // Grammar checking - if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.getModifierFlags(node) !== 0) { + if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && ts.hasModifiers(node)) { grammarErrorOnFirstToken(node, ts.Diagnostics.An_export_assignment_cannot_have_modifiers); } - if (node.expression.kind === 70 /* Identifier */) { + if (node.expression.kind === 71 /* Identifier */) { markExportAsReferenced(node); } else { checkExpressionCached(node.expression); } checkExternalModuleExports(container); + if (ts.isInAmbientContext(node) && !ts.isEntityNameExpression(node.expression)) { + grammarErrorOnNode(node.expression, ts.Diagnostics.The_expression_of_an_export_assignment_must_be_an_identifier_or_qualified_name_in_an_ambient_context); + } if (node.isExportEquals && !ts.isInAmbientContext(node)) { - if (modulekind === ts.ModuleKind.ES2015) { + if (modulekind >= ts.ModuleKind.ES2015) { // export assignment is not supported in es6 modules - grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_cannot_be_used_when_targeting_ECMAScript_2015_modules_Consider_using_export_default_or_another_module_format_instead); + grammarErrorOnNode(node, ts.Diagnostics.Export_assignment_cannot_be_used_when_targeting_ECMAScript_modules_Consider_using_export_default_or_another_module_format_instead); } else if (modulekind === ts.ModuleKind.System) { // system modules does not support export assignment @@ -41637,18 +44231,13 @@ var ts; } } function hasExportedMembers(moduleSymbol) { - for (var id in moduleSymbol.exports) { - if (id !== "export=") { - return true; - } - } - return false; + return ts.forEachEntry(moduleSymbol.exports, function (_, id) { return id !== "export="; }); } function checkExternalModuleExports(node) { var moduleSymbol = getSymbolOfNode(node); var links = getSymbolLinks(moduleSymbol); if (!links.exportsChecked) { - var exportEqualsSymbol = moduleSymbol.exports["export="]; + var exportEqualsSymbol = moduleSymbol.exports.get("export="); if (exportEqualsSymbol && hasExportedMembers(moduleSymbol)) { var declaration = getDeclarationOfAliasSymbol(exportEqualsSymbol) || exportEqualsSymbol.valueDeclaration; if (!isTopLevelInExternalModuleAugmentation(declaration)) { @@ -41657,164 +44246,194 @@ var ts; } // Checks for export * conflicts var exports = getExportsOfModule(moduleSymbol); - for (var id in exports) { + exports && exports.forEach(function (_a, id) { + var declarations = _a.declarations, flags = _a.flags; if (id === "__export") { - continue; + return; } - var _a = exports[id], declarations = _a.declarations, flags = _a.flags; // ECMA262: 15.2.1.1 It is a Syntax Error if the ExportedNames of ModuleItemList contains any duplicate entries. // (TS Exceptions: namespaces, function overloads, enums, and interfaces) if (flags & (1920 /* Namespace */ | 64 /* Interface */ | 384 /* Enum */)) { - continue; + return; } - var exportedDeclarationsCount = ts.countWhere(declarations, isNotOverload); + var exportedDeclarationsCount = ts.countWhere(declarations, isNotOverloadAndNotAccessor); if (flags & 524288 /* TypeAlias */ && exportedDeclarationsCount <= 2) { // it is legal to merge type alias with other values // so count should be either 1 (just type alias) or 2 (type alias + merged value) - continue; + return; } if (exportedDeclarationsCount > 1) { - for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) { - var declaration = declarations_6[_i]; + for (var _i = 0, declarations_8 = declarations; _i < declarations_8.length; _i++) { + var declaration = declarations_8[_i]; if (isNotOverload(declaration)) { - diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Cannot_redeclare_exported_variable_0, id)); + diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Cannot_redeclare_exported_variable_0, ts.unescapeLeadingUnderscores(id))); } } } - } + }); links.exportsChecked = true; } - function isNotOverload(declaration) { - return (declaration.kind !== 225 /* FunctionDeclaration */ && declaration.kind !== 149 /* MethodDeclaration */) || - !!declaration.body; - } + } + function isNotAccessor(declaration) { + // Accessors check for their own matching duplicates, and in contexts where they are valid, there are already duplicate identifier checks + return !ts.isAccessor(declaration); + } + function isNotOverload(declaration) { + return (declaration.kind !== 228 /* FunctionDeclaration */ && declaration.kind !== 151 /* MethodDeclaration */) || + !!declaration.body; } function checkSourceElement(node) { if (!node) { return; } + if (ts.isInJavaScriptFile(node) && node.jsDoc) { + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var tags = _a[_i].tags; + ts.forEach(tags, checkSourceElement); + } + } var kind = node.kind; if (cancellationToken) { // Only bother checking on a few construct kinds. We don't want to be excessively // hitting the cancellation token on every node we check. switch (kind) { - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 225 /* FunctionDeclaration */: + case 233 /* ModuleDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 228 /* FunctionDeclaration */: cancellationToken.throwIfCancellationRequested(); } } switch (kind) { - case 143 /* TypeParameter */: + case 145 /* TypeParameter */: return checkTypeParameter(node); - case 144 /* Parameter */: + case 146 /* Parameter */: return checkParameter(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return checkPropertyDeclaration(node); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: return checkSignatureDeclaration(node); - case 155 /* IndexSignature */: + case 157 /* IndexSignature */: return checkSignatureDeclaration(node); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: return checkMethodDeclaration(node); - case 150 /* Constructor */: + case 152 /* Constructor */: return checkConstructorDeclaration(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: return checkAccessorDeclaration(node); - case 157 /* TypeReference */: + case 159 /* TypeReference */: return checkTypeReferenceNode(node); - case 156 /* TypePredicate */: + case 158 /* TypePredicate */: return checkTypePredicate(node); - case 160 /* TypeQuery */: + case 162 /* TypeQuery */: return checkTypeQuery(node); - case 161 /* TypeLiteral */: + case 163 /* TypeLiteral */: return checkTypeLiteral(node); - case 162 /* ArrayType */: + case 164 /* ArrayType */: return checkArrayType(node); - case 163 /* TupleType */: + case 165 /* TupleType */: return checkTupleType(node); - case 164 /* UnionType */: - case 165 /* IntersectionType */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: return checkUnionOrIntersectionType(node); - case 166 /* ParenthesizedType */: - case 168 /* TypeOperator */: + case 168 /* ParenthesizedType */: + case 170 /* TypeOperator */: return checkSourceElement(node.type); - case 169 /* IndexedAccessType */: + case 277 /* JSDocAugmentsTag */: + return checkJSDocAugmentsTag(node); + case 283 /* JSDocTypedefTag */: + return checkJSDocTypedefTag(node); + case 279 /* JSDocParameterTag */: + return checkJSDocParameterTag(node); + case 273 /* JSDocFunctionType */: + checkSignatureDeclaration(node); + // falls through + case 274 /* JSDocVariadicType */: + case 271 /* JSDocNonNullableType */: + case 270 /* JSDocNullableType */: + case 268 /* JSDocAllType */: + case 269 /* JSDocUnknownType */: + if (!ts.isInJavaScriptFile(node) && !ts.isInJSDoc(node)) { + grammarErrorOnNode(node, ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments); + } + return; + case 267 /* JSDocTypeExpression */: + return checkSourceElement(node.type); + case 171 /* IndexedAccessType */: return checkIndexedAccessType(node); - case 170 /* MappedType */: + case 172 /* MappedType */: return checkMappedType(node); - case 225 /* FunctionDeclaration */: + case 228 /* FunctionDeclaration */: return checkFunctionDeclaration(node); - case 204 /* Block */: - case 231 /* ModuleBlock */: + case 207 /* Block */: + case 234 /* ModuleBlock */: return checkBlock(node); - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: return checkVariableStatement(node); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: return checkExpressionStatement(node); - case 208 /* IfStatement */: + case 211 /* IfStatement */: return checkIfStatement(node); - case 209 /* DoStatement */: + case 212 /* DoStatement */: return checkDoStatement(node); - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: return checkWhileStatement(node); - case 211 /* ForStatement */: + case 214 /* ForStatement */: return checkForStatement(node); - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: return checkForInStatement(node); - case 213 /* ForOfStatement */: + case 216 /* ForOfStatement */: return checkForOfStatement(node); - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: + case 217 /* ContinueStatement */: + case 218 /* BreakStatement */: return checkBreakOrContinueStatement(node); - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: return checkReturnStatement(node); - case 217 /* WithStatement */: + case 220 /* WithStatement */: return checkWithStatement(node); - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: return checkSwitchStatement(node); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return checkLabeledStatement(node); - case 220 /* ThrowStatement */: + case 223 /* ThrowStatement */: return checkThrowStatement(node); - case 221 /* TryStatement */: + case 224 /* TryStatement */: return checkTryStatement(node); - case 223 /* VariableDeclaration */: + case 226 /* VariableDeclaration */: return checkVariableDeclaration(node); - case 174 /* BindingElement */: + case 176 /* BindingElement */: return checkBindingElement(node); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: return checkClassDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 230 /* InterfaceDeclaration */: return checkInterfaceDeclaration(node); - case 228 /* TypeAliasDeclaration */: + case 231 /* TypeAliasDeclaration */: return checkTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: return checkEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: return checkModuleDeclaration(node); - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: return checkImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: return checkImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: return checkExportDeclaration(node); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return checkExportAssignment(node); - case 206 /* EmptyStatement */: + case 209 /* EmptyStatement */: checkGrammarStatementInAmbientContext(node); return; - case 222 /* DebuggerStatement */: + case 225 /* DebuggerStatement */: checkGrammarStatementInAmbientContext(node); return; - case 244 /* MissingDeclaration */: + case 247 /* MissingDeclaration */: return checkMissingDeclaration(node); } } @@ -41836,17 +44455,17 @@ var ts; for (var _i = 0, deferredNodes_1 = deferredNodes; _i < deferredNodes_1.length; _i++) { var node = deferredNodes_1[_i]; switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: checkFunctionExpressionOrObjectLiteralMethodDeferred(node); break; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - checkAccessorDeferred(node); + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + checkAccessorDeclaration(node); break; - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: checkClassExpressionDeferred(node); break; } @@ -41870,9 +44489,11 @@ var ts; } // Grammar checking checkGrammarSourceFile(node); - potentialThisCollisions.length = 0; + ts.clear(potentialThisCollisions); + ts.clear(potentialNewTargetCollisions); deferredNodes = []; deferredUnusedIdentifierNodes = produceDiagnostics && noUnusedIdentifiers ? [] : undefined; + flowAnalysisDisabled = false; ts.forEach(node.statements, checkSourceElement); checkDeferredNodes(); if (ts.isExternalModule(node)) { @@ -41888,7 +44509,11 @@ var ts; } if (potentialThisCollisions.length) { ts.forEach(potentialThisCollisions, checkIfThisIsCapturedInEnclosingScope); - potentialThisCollisions.length = 0; + ts.clear(potentialThisCollisions); + } + if (potentialNewTargetCollisions.length) { + ts.forEach(potentialNewTargetCollisions, checkIfNewTargetIsCapturedInEnclosingScope); + ts.clear(potentialNewTargetCollisions); } links.flags |= 1 /* TypeChecked */; } @@ -41947,7 +44572,7 @@ var ts; function isInsideWithStatementBody(node) { if (node) { while (node.parent) { - if (node.parent.kind === 217 /* WithStatement */ && node.parent.statement === node) { + if (node.parent.kind === 220 /* WithStatement */ && node.parent.statement === node) { return true; } node = node.parent; @@ -41956,12 +44581,12 @@ var ts; return false; } function getSymbolsInScope(location, meaning) { - var symbols = ts.createMap(); - var memberFlags = 0 /* None */; if (isInsideWithStatementBody(location)) { // We cannot answer semantic questions within a with block, do not proceed any further return []; } + var symbols = ts.createSymbolTable(); + var isStatic = false; populateSymbols(); return symbolsToArray(symbols); function populateSymbols() { @@ -41970,34 +44595,31 @@ var ts; copySymbols(location.locals, meaning); } switch (location.kind) { - case 261 /* SourceFile */: - if (!ts.isExternalOrCommonJsModule(location)) { - break; - } - case 230 /* ModuleDeclaration */: - copySymbols(getSymbolOfNode(location).exports, meaning & 8914931 /* ModuleMember */); + case 233 /* ModuleDeclaration */: + copySymbols(getSymbolOfNode(location).exports, meaning & 2623475 /* ModuleMember */); break; - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: copySymbols(getSymbolOfNode(location).exports, meaning & 8 /* EnumMember */); break; - case 197 /* ClassExpression */: + case 199 /* ClassExpression */: var className = location.name; if (className) { copySymbol(location.symbol, meaning); } - // fall through; this fall-through is necessary because we would like to handle + // falls through + // this fall-through is necessary because we would like to handle // type parameter inside class expression similar to how we handle it in classDeclaration and interface Declaration - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: // If we didn't come from static member of class or interface, // add the type parameters into the symbol table // (type parameters of classDeclaration/classExpression and interface are in member property of the symbol. // Note: that the memberFlags come from previous iteration. - if (!(memberFlags & 32 /* Static */)) { + if (!isStatic) { copySymbols(getSymbolOfNode(location).members, meaning & 793064 /* Type */); } break; - case 184 /* FunctionExpression */: + case 186 /* FunctionExpression */: var funcName = location.name; if (funcName) { copySymbol(location.symbol, meaning); @@ -42007,7 +44629,7 @@ var ts; if (ts.introducesArgumentsExoticObject(location)) { copySymbol(argumentsSymbol, meaning); } - memberFlags = ts.getModifierFlags(location); + isStatic = ts.hasModifier(location, 32 /* Static */); location = location.parent; } copySymbols(globals, meaning); @@ -42020,54 +44642,53 @@ var ts; * @param meaning meaning of symbol to filter by before adding to symbol table */ function copySymbol(symbol, meaning) { - if (symbol.flags & meaning) { - var id = symbol.name; + if (ts.getCombinedLocalAndExportSymbolFlags(symbol) & meaning) { + var id = symbol.escapedName; // We will copy all symbol regardless of its reserved name because // symbolsToArray will check whether the key is a reserved name and // it will not copy symbol with reserved name to the array - if (!symbols[id]) { - symbols[id] = symbol; + if (!symbols.has(id)) { + symbols.set(id, symbol); } } } function copySymbols(source, meaning) { if (meaning) { - for (var id in source) { - var symbol = source[id]; + source.forEach(function (symbol) { copySymbol(symbol, meaning); - } + }); } } } function isTypeDeclarationName(name) { - return name.kind === 70 /* Identifier */ && + return name.kind === 71 /* Identifier */ && isTypeDeclaration(name.parent) && name.parent.name === name; } function isTypeDeclaration(node) { switch (node.kind) { - case 143 /* TypeParameter */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: + case 145 /* TypeParameter */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 232 /* EnumDeclaration */: return true; } } // True if the given identifier is part of a type reference function isTypeReferenceIdentifier(entityName) { var node = entityName; - while (node.parent && node.parent.kind === 141 /* QualifiedName */) { + while (node.parent && node.parent.kind === 143 /* QualifiedName */) { node = node.parent; } - return node.parent && (node.parent.kind === 157 /* TypeReference */ || node.parent.kind === 272 /* JSDocTypeReference */); + return node.parent && node.parent.kind === 159 /* TypeReference */; } function isHeritageClauseElementIdentifier(entityName) { var node = entityName; - while (node.parent && node.parent.kind === 177 /* PropertyAccessExpression */) { + while (node.parent && node.parent.kind === 179 /* PropertyAccessExpression */) { node = node.parent; } - return node.parent && node.parent.kind === 199 /* ExpressionWithTypeArguments */; + return node.parent && node.parent.kind === 201 /* ExpressionWithTypeArguments */; } function forEachEnclosingClass(node, callback) { var result; @@ -42084,13 +44705,13 @@ var ts; return !!forEachEnclosingClass(node, function (n) { return n === classDeclaration; }); } function getLeftSideOfImportEqualsOrExportAssignment(nodeOnRightSide) { - while (nodeOnRightSide.parent.kind === 141 /* QualifiedName */) { + while (nodeOnRightSide.parent.kind === 143 /* QualifiedName */) { nodeOnRightSide = nodeOnRightSide.parent; } - if (nodeOnRightSide.parent.kind === 234 /* ImportEqualsDeclaration */) { + if (nodeOnRightSide.parent.kind === 237 /* ImportEqualsDeclaration */) { return nodeOnRightSide.parent.moduleReference === nodeOnRightSide && nodeOnRightSide.parent; } - if (nodeOnRightSide.parent.kind === 240 /* ExportAssignment */) { + if (nodeOnRightSide.parent.kind === 243 /* ExportAssignment */) { return nodeOnRightSide.parent.expression === nodeOnRightSide && nodeOnRightSide.parent; } return undefined; @@ -42098,29 +44719,38 @@ var ts; function isInRightSideOfImportOrExportAssignment(node) { return getLeftSideOfImportEqualsOrExportAssignment(node) !== undefined; } + function getSpecialPropertyAssignmentSymbolFromEntityName(entityName) { + var specialPropertyAssignmentKind = ts.getSpecialPropertyAssignmentKind(entityName.parent.parent); + switch (specialPropertyAssignmentKind) { + case 1 /* ExportsProperty */: + case 3 /* PrototypeProperty */: + return getSymbolOfNode(entityName.parent); + case 4 /* ThisProperty */: + case 2 /* ModuleExports */: + case 5 /* Property */: + return getSymbolOfNode(entityName.parent.parent); + } + } function getSymbolOfEntityNameOrPropertyAccessExpression(entityName) { if (ts.isDeclarationName(entityName)) { return getSymbolOfNode(entityName.parent); } - if (ts.isInJavaScriptFile(entityName) && entityName.parent.kind === 177 /* PropertyAccessExpression */) { - var specialPropertyAssignmentKind = ts.getSpecialPropertyAssignmentKind(entityName.parent.parent); - switch (specialPropertyAssignmentKind) { - case 1 /* ExportsProperty */: - case 3 /* PrototypeProperty */: - return getSymbolOfNode(entityName.parent); - case 4 /* ThisProperty */: - case 2 /* ModuleExports */: - return getSymbolOfNode(entityName.parent.parent); - default: + if (ts.isInJavaScriptFile(entityName) && + entityName.parent.kind === 179 /* PropertyAccessExpression */ && + entityName.parent === entityName.parent.parent.left) { + // Check if this is a special property assignment + var specialPropertyAssignmentSymbol = getSpecialPropertyAssignmentSymbolFromEntityName(entityName); + if (specialPropertyAssignmentSymbol) { + return specialPropertyAssignmentSymbol; } } - if (entityName.parent.kind === 240 /* ExportAssignment */ && ts.isEntityNameExpression(entityName)) { + if (entityName.parent.kind === 243 /* ExportAssignment */ && ts.isEntityNameExpression(entityName)) { return resolveEntityName(entityName, - /*all meanings*/ 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */); + /*all meanings*/ 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */); } - if (entityName.kind !== 177 /* PropertyAccessExpression */ && isInRightSideOfImportOrExportAssignment(entityName)) { + if (entityName.kind !== 179 /* PropertyAccessExpression */ && isInRightSideOfImportOrExportAssignment(entityName)) { // Since we already checked for ExportAssignment, this really could only be an Import - var importEqualsDeclaration = ts.getAncestor(entityName, 234 /* ImportEqualsDeclaration */); + var importEqualsDeclaration = ts.getAncestor(entityName, 237 /* ImportEqualsDeclaration */); ts.Debug.assert(importEqualsDeclaration !== undefined); return getSymbolOfPartOfRightHandSideOfImportEquals(entityName, /*dontResolveAlias*/ true); } @@ -42130,7 +44760,7 @@ var ts; if (isHeritageClauseElementIdentifier(entityName)) { var meaning = 0 /* None */; // In an interface or class, we're definitely interested in a type. - if (entityName.parent.kind === 199 /* ExpressionWithTypeArguments */) { + if (entityName.parent.kind === 201 /* ExpressionWithTypeArguments */) { meaning = 793064 /* Type */; // In a class 'extends' clause we are also looking for a value. if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { @@ -42140,83 +44770,93 @@ var ts; else { meaning = 1920 /* Namespace */; } - meaning |= 8388608 /* Alias */; - return resolveEntityName(entityName, meaning); + meaning |= 2097152 /* Alias */; + var entityNameSymbol = resolveEntityName(entityName, meaning); + if (entityNameSymbol) { + return entityNameSymbol; + } } - else if (ts.isPartOfExpression(entityName)) { + if (entityName.parent.kind === 279 /* JSDocParameterTag */) { + return ts.getParameterSymbolFromJSDoc(entityName.parent); + } + if (entityName.parent.kind === 145 /* TypeParameter */ && entityName.parent.parent.kind === 282 /* JSDocTemplateTag */) { + ts.Debug.assert(!ts.isInJavaScriptFile(entityName)); // Otherwise `isDeclarationName` would have been true. + var typeParameter = ts.getTypeParameterFromJsDoc(entityName.parent); + return typeParameter && typeParameter.symbol; + } + if (ts.isPartOfExpression(entityName)) { if (ts.nodeIsMissing(entityName)) { // Missing entity name. return undefined; } - if (entityName.kind === 70 /* Identifier */) { + if (entityName.kind === 71 /* Identifier */) { if (ts.isJSXTagName(entityName) && isJsxIntrinsicIdentifier(entityName)) { return getIntrinsicTagSymbol(entityName.parent); } return resolveEntityName(entityName, 107455 /* Value */, /*ignoreErrors*/ false, /*dontResolveAlias*/ true); } - else if (entityName.kind === 177 /* PropertyAccessExpression */) { - var symbol = getNodeLinks(entityName).resolvedSymbol; - if (!symbol) { + else if (entityName.kind === 179 /* PropertyAccessExpression */ || entityName.kind === 143 /* QualifiedName */) { + var links = getNodeLinks(entityName); + if (links.resolvedSymbol) { + return links.resolvedSymbol; + } + if (entityName.kind === 179 /* PropertyAccessExpression */) { checkPropertyAccessExpression(entityName); } - return getNodeLinks(entityName).resolvedSymbol; - } - else if (entityName.kind === 141 /* QualifiedName */) { - var symbol = getNodeLinks(entityName).resolvedSymbol; - if (!symbol) { + else { checkQualifiedName(entityName); } - return getNodeLinks(entityName).resolvedSymbol; + return links.resolvedSymbol; } } else if (isTypeReferenceIdentifier(entityName)) { - var meaning = (entityName.parent.kind === 157 /* TypeReference */ || entityName.parent.kind === 272 /* JSDocTypeReference */) ? 793064 /* Type */ : 1920 /* Namespace */; + var meaning = entityName.parent.kind === 159 /* TypeReference */ ? 793064 /* Type */ : 1920 /* Namespace */; return resolveEntityName(entityName, meaning, /*ignoreErrors*/ false, /*dontResolveAlias*/ true); } - else if (entityName.parent.kind === 250 /* JsxAttribute */) { + else if (entityName.parent.kind === 253 /* JsxAttribute */) { return getJsxAttributePropertySymbol(entityName.parent); } - if (entityName.parent.kind === 156 /* TypePredicate */) { + if (entityName.parent.kind === 158 /* TypePredicate */) { return resolveEntityName(entityName, /*meaning*/ 1 /* FunctionScopedVariable */); } // Do we want to return undefined here? return undefined; } function getSymbolAtLocation(node) { - if (node.kind === 261 /* SourceFile */) { + if (node.kind === 265 /* SourceFile */) { return ts.isExternalModule(node) ? getMergedSymbol(node.symbol) : undefined; } if (isInsideWithStatementBody(node)) { // We cannot answer semantic questions within a with block, do not proceed any further return undefined; } - if (ts.isDeclarationName(node)) { + if (isDeclarationNameOrImportPropertyName(node)) { // This is a declaration, call getSymbolOfNode return getSymbolOfNode(node.parent); } else if (ts.isLiteralComputedPropertyDeclarationName(node)) { return getSymbolOfNode(node.parent.parent); } - if (node.kind === 70 /* Identifier */) { + if (node.kind === 71 /* Identifier */) { if (isInRightSideOfImportOrExportAssignment(node)) { return getSymbolOfEntityNameOrPropertyAccessExpression(node); } - else if (node.parent.kind === 174 /* BindingElement */ && - node.parent.parent.kind === 172 /* ObjectBindingPattern */ && + else if (node.parent.kind === 176 /* BindingElement */ && + node.parent.parent.kind === 174 /* ObjectBindingPattern */ && node === node.parent.propertyName) { var typeOfPattern = getTypeOfNode(node.parent.parent); - var propertyDeclaration = typeOfPattern && getPropertyOfType(typeOfPattern, node.text); + var propertyDeclaration = typeOfPattern && getPropertyOfType(typeOfPattern, node.escapedText); if (propertyDeclaration) { return propertyDeclaration; } } } switch (node.kind) { - case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: - case 141 /* QualifiedName */: + case 71 /* Identifier */: + case 179 /* PropertyAccessExpression */: + case 143 /* QualifiedName */: return getSymbolOfEntityNameOrPropertyAccessExpression(node); - case 98 /* ThisKeyword */: + case 99 /* ThisKeyword */: var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); if (ts.isFunctionLike(container)) { var sig = getSignatureFromDeclaration(container); @@ -42224,52 +44864,51 @@ var ts; return sig.thisParameter; } } - // fallthrough - case 96 /* SuperKeyword */: - var type = ts.isPartOfExpression(node) ? getTypeOfExpression(node) : getTypeFromTypeNode(node); - return type.symbol; - case 167 /* ThisType */: - return getTypeFromTypeNode(node).symbol; - case 122 /* ConstructorKeyword */: + if (ts.isInExpressionContext(node)) { + return checkExpression(node).symbol; + } + // falls through + case 169 /* ThisType */: + return getTypeFromThisTypeNode(node).symbol; + case 97 /* SuperKeyword */: + return checkExpression(node).symbol; + case 123 /* ConstructorKeyword */: // constructor keyword for an overload, should take us to the definition if it exist var constructorDeclaration = node.parent; - if (constructorDeclaration && constructorDeclaration.kind === 150 /* Constructor */) { + if (constructorDeclaration && constructorDeclaration.kind === 152 /* Constructor */) { return constructorDeclaration.parent.symbol; } return undefined; case 9 /* StringLiteral */: - // External module name in an import declaration - if ((ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && - ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node) || - ((node.parent.kind === 235 /* ImportDeclaration */ || node.parent.kind === 241 /* ExportDeclaration */) && - node.parent.moduleSpecifier === node)) { + // 1). import x = require("./mo/*gotToDefinitionHere*/d") + // 2). External module name in an import declaration + // 3). Dynamic import call or require in javascript + if ((ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node) || + ((node.parent.kind === 238 /* ImportDeclaration */ || node.parent.kind === 244 /* ExportDeclaration */) && node.parent.moduleSpecifier === node) || + ((ts.isInJavaScriptFile(node) && ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false)) || ts.isImportCall(node.parent))) { return resolveExternalModuleName(node, node); } - if (ts.isInJavaScriptFile(node) && ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false)) { - return resolveExternalModuleName(node, node); - } - // Fall through + // falls through case 8 /* NumericLiteral */: // index access - if (node.parent.kind === 178 /* ElementAccessExpression */ && node.parent.argumentExpression === node) { - var objectType = getTypeOfExpression(node.parent.expression); - if (objectType === unknownType) - return undefined; - var apparentType = getApparentType(objectType); - if (apparentType === unknownType) - return undefined; - return getPropertyOfType(apparentType, node.text); - } - break; + var objectType = ts.isElementAccessExpression(node.parent) + ? node.parent.argumentExpression === node ? getTypeOfExpression(node.parent.expression) : undefined + : ts.isLiteralTypeNode(node.parent) && ts.isIndexedAccessTypeNode(node.parent.parent) + ? getTypeFromTypeNode(node.parent.parent.objectType) + : undefined; + return objectType && getPropertyOfType(objectType, ts.escapeLeadingUnderscores(node.text)); + case 79 /* DefaultKeyword */: + return getSymbolOfNode(node.parent); + default: + return undefined; } - return undefined; } function getShorthandAssignmentValueSymbol(location) { // The function returns a value symbol of an identifier in the short-hand property assignment. // This is necessary as an identifier in short-hand property assignment can contains two meaning: // property name and property value. - if (location && location.kind === 258 /* ShorthandPropertyAssignment */) { - return resolveEntityName(location.name, 107455 /* Value */ | 8388608 /* Alias */); + if (location && location.kind === 262 /* ShorthandPropertyAssignment */) { + return resolveEntityName(location.name, 107455 /* Value */ | 2097152 /* Alias */); } return undefined; } @@ -42277,7 +44916,7 @@ var ts; function getExportSpecifierLocalTargetSymbol(node) { return node.parent.parent.moduleSpecifier ? getExternalModuleMember(node.parent.parent, node) : - resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */); + resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 2097152 /* Alias */); } function getTypeOfNode(node) { if (isInsideWithStatementBody(node)) { @@ -42285,7 +44924,13 @@ var ts; return unknownType; } if (ts.isPartOfTypeNode(node)) { - return getTypeFromTypeNode(node); + var typeFromTypeNode = getTypeFromTypeNode(node); + if (typeFromTypeNode && ts.isExpressionWithTypeArgumentsInClassImplementsClause(node)) { + var containingClass = ts.getContainingClass(node); + var classType = getTypeOfNode(containingClass); + typeFromTypeNode = getTypeWithThisArgument(typeFromTypeNode, classType.thisType); + } + return typeFromTypeNode; } if (ts.isPartOfExpression(node)) { return getRegularTypeOfExpression(node); @@ -42293,7 +44938,10 @@ var ts; if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(node)) { // A SyntaxKind.ExpressionWithTypeArguments is considered a type node, except when it occurs in the // extends clause of a class. We handle that case here. - return getBaseTypes(getDeclaredTypeOfSymbol(getSymbolOfNode(node.parent.parent)))[0]; + var classNode = ts.getContainingClass(node); + var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(classNode)); + var baseType = getBaseTypes(classType)[0]; + return baseType && getTypeWithThisArgument(baseType, classType.thisType); } if (isTypeDeclaration(node)) { // In this case, we call getSymbolOfNode instead of getSymbolAtLocation because it is a declaration @@ -42309,7 +44957,7 @@ var ts; var symbol = getSymbolOfNode(node); return getTypeOfSymbol(symbol); } - if (ts.isDeclarationName(node)) { + if (isDeclarationNameOrImportPropertyName(node)) { var symbol = getSymbolAtLocation(node); return symbol && getTypeOfSymbol(symbol); } @@ -42330,31 +44978,31 @@ var ts; // [ a ] from // [a] = [ some array ...] function getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr) { - ts.Debug.assert(expr.kind === 176 /* ObjectLiteralExpression */ || expr.kind === 175 /* ArrayLiteralExpression */); + ts.Debug.assert(expr.kind === 178 /* ObjectLiteralExpression */ || expr.kind === 177 /* ArrayLiteralExpression */); // If this is from "for of" // for ( { a } of elems) { // } - if (expr.parent.kind === 213 /* ForOfStatement */) { - var iteratedType = checkRightHandSideOfForOf(expr.parent.expression); + if (expr.parent.kind === 216 /* ForOfStatement */) { + var iteratedType = checkRightHandSideOfForOf(expr.parent.expression, expr.parent.awaitModifier); return checkDestructuringAssignment(expr, iteratedType || unknownType); } // If this is from "for" initializer // for ({a } = elems[0];.....) { } - if (expr.parent.kind === 192 /* BinaryExpression */) { + if (expr.parent.kind === 194 /* BinaryExpression */) { var iteratedType = getTypeOfExpression(expr.parent.right); return checkDestructuringAssignment(expr, iteratedType || unknownType); } // If this is from nested object binding pattern // for ({ skills: { primary, secondary } } = multiRobot, i = 0; i < 1; i++) { - if (expr.parent.kind === 257 /* PropertyAssignment */) { + if (expr.parent.kind === 261 /* PropertyAssignment */) { var typeOfParentObjectLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent.parent); return checkObjectLiteralDestructuringPropertyAssignment(typeOfParentObjectLiteral || unknownType, expr.parent); } // Array literal assignment - array destructuring pattern - ts.Debug.assert(expr.parent.kind === 175 /* ArrayLiteralExpression */); + ts.Debug.assert(expr.parent.kind === 177 /* ArrayLiteralExpression */); // [{ property1: p1, property2 }] = elems; var typeOfArrayLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent); - var elementType = checkIteratedTypeOrElementType(typeOfArrayLiteral || unknownType, expr.parent, /*allowStringInput*/ false) || unknownType; + var elementType = checkIteratedTypeOrElementType(typeOfArrayLiteral || unknownType, expr.parent, /*allowStringInput*/ false, /*allowAsyncIterables*/ false) || unknownType; return checkArrayLiteralDestructuringElementAssignment(expr.parent, typeOfArrayLiteral, ts.indexOf(expr.parent.elements, expr), elementType || unknownType); } // Gets the property symbol corresponding to the property in destructuring assignment @@ -42366,7 +45014,7 @@ var ts; function getPropertySymbolOfDestructuringAssignment(location) { // Get the type of the object or array literal and then look for property of given name in the type var typeOfObjectLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(location.parent.parent); - return typeOfObjectLiteral && getPropertyOfType(typeOfObjectLiteral, location.text); + return typeOfObjectLiteral && getPropertyOfType(typeOfObjectLiteral, location.escapedText); } function getRegularTypeOfExpression(expr) { if (ts.isRightSideOfQualifiedNameOrPropertyAccess(expr)) { @@ -42375,12 +45023,12 @@ var ts; return getRegularTypeOfLiteralType(getTypeOfExpression(expr)); } /** - * Gets either the static or instance type of a class element, based on - * whether the element is declared as "static". - */ + * Gets either the static or instance type of a class element, based on + * whether the element is declared as "static". + */ function getParentTypeOfClassElement(node) { var classSymbol = getSymbolOfNode(node.parent); - return ts.getModifierFlags(node) & 32 /* Static */ + return ts.hasModifier(node, 32 /* Static */) ? getTypeOfSymbol(classSymbol) : getDeclaredTypeOfSymbol(classSymbol); } @@ -42388,32 +45036,35 @@ var ts; // if the type has call or construct signatures function getAugmentedPropertiesOfType(type) { type = getApparentType(type); - var propsByName = createSymbolTable(getPropertiesOfType(type)); + var propsByName = ts.createSymbolTable(getPropertiesOfType(type)); if (getSignaturesOfType(type, 0 /* Call */).length || getSignaturesOfType(type, 1 /* Construct */).length) { ts.forEach(getPropertiesOfType(globalFunctionType), function (p) { - if (!propsByName[p.name]) { - propsByName[p.name] = p; + if (!propsByName.has(p.escapedName)) { + propsByName.set(p.escapedName, p); } }); } return getNamedMembers(propsByName); } function getRootSymbols(symbol) { - if (symbol.flags & 268435456 /* SyntheticProperty */) { - var symbols_3 = []; - var name_26 = symbol.name; + if (ts.getCheckFlags(symbol) & 6 /* Synthetic */) { + var symbols_4 = []; + var name_3 = symbol.escapedName; ts.forEach(getSymbolLinks(symbol).containingType.types, function (t) { - var symbol = getPropertyOfType(t, name_26); + var symbol = getPropertyOfType(t, name_3); if (symbol) { - symbols_3.push(symbol); + symbols_4.push(symbol); } }); - return symbols_3; + return symbols_4; } - else if (symbol.flags & 67108864 /* Transient */) { - if (symbol.leftSpread) { - var links = symbol; - return [links.leftSpread, links.rightSpread]; + else if (symbol.flags & 33554432 /* Transient */) { + var transient = symbol; + if (transient.leftSpread) { + return getRootSymbols(transient.leftSpread).concat(getRootSymbols(transient.rightSpread)); + } + if (transient.syntheticOrigin) { + return getRootSymbols(transient.syntheticOrigin); } var target = void 0; var next = symbol; @@ -42431,7 +45082,8 @@ var ts; if (!ts.isGeneratedIdentifier(node)) { node = ts.getParseTreeNode(node, ts.isIdentifier); if (node) { - return getReferencedValueSymbol(node) === argumentsSymbol; + var isPropertyName_1 = node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.name === node; + return !isPropertyName_1 && getReferencedValueSymbol(node) === argumentsSymbol; } } return false; @@ -42452,7 +45104,7 @@ var ts; // otherwise - check if at least one export is value symbolLinks.exportsSomeValue = hasExportAssignment ? !!(moduleSymbol.flags & 107455 /* Value */) - : ts.forEachProperty(getExportsOfModule(moduleSymbol), isValue); + : ts.forEachEntry(getExportsOfModule(moduleSymbol), isValue); } return symbolLinks.exportsSomeValue; function isValue(s) { @@ -42485,20 +45137,16 @@ var ts; } symbol = exportSymbol; } - var parentSymbol = getParentOfSymbol(symbol); - if (parentSymbol) { - if (parentSymbol.flags & 512 /* ValueModule */ && parentSymbol.valueDeclaration.kind === 261 /* SourceFile */) { - var symbolFile = parentSymbol.valueDeclaration; + var parentSymbol_1 = getParentOfSymbol(symbol); + if (parentSymbol_1) { + if (parentSymbol_1.flags & 512 /* ValueModule */ && parentSymbol_1.valueDeclaration.kind === 265 /* SourceFile */) { + var symbolFile = parentSymbol_1.valueDeclaration; var referenceFile = ts.getSourceFileOfNode(node); // If `node` accesses an export and that export isn't in the same file, then symbol is a namespace export, so return undefined. var symbolIsUmdExport = symbolFile !== referenceFile; return symbolIsUmdExport ? undefined : symbolFile; } - for (var n = node.parent; n; n = n.parent) { - if (ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol) { - return n; - } - } + return ts.findAncestor(node.parent, function (n) { return ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol_1; }); } } } @@ -42509,7 +45157,9 @@ var ts; node = ts.getParseTreeNode(node, ts.isIdentifier); if (node) { var symbol = getReferencedValueSymbol(node); - if (symbol && symbol.flags & 8388608 /* Alias */) { + // We should only get the declaration of an alias if there isn't a local value + // declaration for the symbol + if (isNonLocalAlias(symbol, /*excludes*/ 107455 /* Value */)) { return getDeclarationOfAliasSymbol(symbol); } } @@ -42522,7 +45172,7 @@ var ts; var container = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration); if (ts.isStatementWithLocals(container)) { var nodeLinks_1 = getNodeLinks(symbol.valueDeclaration); - if (!!resolveName(container.parent, symbol.name, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)) { + if (resolveName(container.parent, symbol.escapedName, 107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ false)) { // redeclaration - always should be renamed links.isDeclarationWithCollidingName = true; } @@ -42544,7 +45194,7 @@ var ts; // they will not collide with anything var isDeclaredInLoop = nodeLinks_1.flags & 262144 /* BlockScopedBindingInLoop */; var inLoopInitializer = ts.isIterationStatement(container, /*lookInLabeledStatements*/ false); - var inLoopBodyBlock = container.kind === 204 /* Block */ && ts.isIterationStatement(container.parent, /*lookInLabeledStatements*/ false); + var inLoopBodyBlock = container.kind === 207 /* Block */ && ts.isIterationStatement(container.parent, /*lookInLabeledStatements*/ false); links.isDeclarationWithCollidingName = !ts.isBlockScopedContainerTopLevel(container) && (!isDeclaredInLoop || (!inLoopInitializer && !inLoopBodyBlock)); } else { @@ -42584,24 +45234,19 @@ var ts; return false; } function isValueAliasDeclaration(node) { - node = ts.getParseTreeNode(node); - if (node === undefined) { - // A synthesized node comes from an emit transformation and is always a value. - return true; - } switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: + case 237 /* ImportEqualsDeclaration */: + case 239 /* ImportClause */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: return isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: var exportClause = node.exportClause; return exportClause && ts.forEach(exportClause.elements, isValueAliasDeclaration); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: return node.expression - && node.expression.kind === 70 /* Identifier */ + && node.expression.kind === 71 /* Identifier */ ? isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol) : true; } @@ -42609,7 +45254,7 @@ var ts; } function isTopLevelValueImportEqualsWithEntityName(node) { node = ts.getParseTreeNode(node, ts.isImportEqualsDeclaration); - if (node === undefined || node.parent.kind !== 261 /* SourceFile */ || !ts.isInternalModuleImportEqualsDeclaration(node)) { + if (node === undefined || node.parent.kind !== 265 /* SourceFile */ || !ts.isInternalModuleImportEqualsDeclaration(node)) { // parent is not source file or it is not reference to internal module return false; } @@ -42630,11 +45275,6 @@ var ts; return isConstEnumSymbol(s) || s.constEnumOnlyModule; } function isReferencedAliasDeclaration(node, checkChildren) { - node = ts.getParseTreeNode(node); - // Purely synthesized nodes are always emitted. - if (node === undefined) { - return true; - } if (ts.isAliasSymbolDeclaration(node)) { var symbol = getSymbolOfNode(node); if (symbol && getSymbolLinks(symbol).referenced) { @@ -42666,16 +45306,36 @@ var ts; } return false; } + function isRequiredInitializedParameter(parameter) { + return strictNullChecks && + !isOptionalParameter(parameter) && + parameter.initializer && + !ts.hasModifier(parameter, 92 /* ParameterPropertyModifier */); + } + function isOptionalUninitializedParameterProperty(parameter) { + return strictNullChecks && + isOptionalParameter(parameter) && + !parameter.initializer && + ts.hasModifier(parameter, 92 /* ParameterPropertyModifier */); + } function getNodeCheckFlags(node) { - node = ts.getParseTreeNode(node); - return node ? getNodeLinks(node).flags : undefined; + return getNodeLinks(node).flags; } function getEnumMemberValue(node) { computeEnumMemberValues(node.parent); return getNodeLinks(node).enumMemberValue; } + function canHaveConstantValue(node) { + switch (node.kind) { + case 264 /* EnumMember */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: + return true; + } + return false; + } function getConstantValue(node) { - if (node.kind === 260 /* EnumMember */) { + if (node.kind === 264 /* EnumMember */) { return getEnumMemberValue(node); } var symbol = getNodeLinks(node).resolvedSymbol; @@ -42691,18 +45351,29 @@ var ts; return type.flags & 32768 /* Object */ && getSignaturesOfType(type, 0 /* Call */).length > 0; } function getTypeReferenceSerializationKind(typeName, location) { + // ensure both `typeName` and `location` are parse tree nodes. + typeName = ts.getParseTreeNode(typeName, ts.isEntityName); + if (!typeName) + return ts.TypeReferenceSerializationKind.Unknown; + if (location) { + location = ts.getParseTreeNode(location); + if (!location) + return ts.TypeReferenceSerializationKind.Unknown; + } // Resolve the symbol as a value to ensure the type can be reached at runtime during emit. var valueSymbol = resolveEntityName(typeName, 107455 /* Value */, /*ignoreErrors*/ true, /*dontResolveAlias*/ false, location); - var globalPromiseSymbol = tryGetGlobalPromiseConstructorSymbol(); - if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) { - return ts.TypeReferenceSerializationKind.Promise; - } - var constructorType = valueSymbol ? getTypeOfSymbol(valueSymbol) : undefined; - if (constructorType && isConstructorType(constructorType)) { - return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue; - } // Resolve the symbol as a type so that we can provide a more useful hint for the type serializer. var typeSymbol = resolveEntityName(typeName, 793064 /* Type */, /*ignoreErrors*/ true, /*dontResolveAlias*/ false, location); + if (valueSymbol && valueSymbol === typeSymbol) { + var globalPromiseSymbol = getGlobalPromiseConstructorSymbol(/*reportErrors*/ false); + if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) { + return ts.TypeReferenceSerializationKind.Promise; + } + var constructorType = getTypeOfSymbol(valueSymbol); + if (constructorType && isConstructorType(constructorType)) { + return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue; + } + } // We might not be able to resolve type symbol so use unknown type in that case (eg error case) if (!typeSymbol) { return ts.TypeReferenceSerializationKind.ObjectType; @@ -42714,22 +45385,22 @@ var ts; else if (type.flags & 1 /* Any */) { return ts.TypeReferenceSerializationKind.ObjectType; } - else if (isTypeOfKind(type, 1024 /* Void */ | 6144 /* Nullable */ | 8192 /* Never */)) { + else if (isTypeAssignableToKind(type, 1024 /* Void */ | 6144 /* Nullable */ | 8192 /* Never */)) { return ts.TypeReferenceSerializationKind.VoidNullableOrNeverType; } - else if (isTypeOfKind(type, 136 /* BooleanLike */)) { + else if (isTypeAssignableToKind(type, 136 /* BooleanLike */)) { return ts.TypeReferenceSerializationKind.BooleanType; } - else if (isTypeOfKind(type, 340 /* NumberLike */)) { + else if (isTypeAssignableToKind(type, 84 /* NumberLike */)) { return ts.TypeReferenceSerializationKind.NumberLikeType; } - else if (isTypeOfKind(type, 262178 /* StringLike */)) { + else if (isTypeAssignableToKind(type, 262178 /* StringLike */)) { return ts.TypeReferenceSerializationKind.StringLikeType; } else if (isTupleType(type)) { return ts.TypeReferenceSerializationKind.ArrayLikeType; } - else if (isTypeOfKind(type, 512 /* ESSymbol */)) { + else if (isTypeAssignableToKind(type, 512 /* ESSymbol */)) { return ts.TypeReferenceSerializationKind.ESSymbolType; } else if (isFunctionType(type)) { @@ -42748,6 +45419,9 @@ var ts; var type = symbol && !(symbol.flags & (2048 /* TypeLiteral */ | 131072 /* Signature */)) ? getWidenedLiteralType(getTypeOfSymbol(symbol)) : unknownType; + if (flags & 8192 /* AddUndefined */) { + type = getNullableType(type, 2048 /* Undefined */); + } getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); } function writeReturnTypeOfSignatureDeclaration(signatureDeclaration, enclosingDeclaration, flags, writer) { @@ -42758,14 +45432,8 @@ var ts; var type = getWidenedType(getRegularTypeOfExpression(expr)); getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); } - function writeBaseConstructorTypeOfClass(node, enclosingDeclaration, flags, writer) { - var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(node)); - resolveBaseTypesOfClass(classType); - var baseType = classType.resolvedBaseTypes.length ? classType.resolvedBaseTypes[0] : unknownType; - getSymbolDisplayBuilder().buildTypeDisplay(baseType, writer, enclosingDeclaration, flags); - } function hasGlobalName(name) { - return !!globals[name]; + return globals.has(ts.escapeLeadingUnderscores(name)); } function getReferencedValueSymbol(reference, startInDeclarationContainer) { var resolvedSymbol = getNodeLinks(reference).resolvedSymbol; @@ -42776,12 +45444,12 @@ var ts; if (startInDeclarationContainer) { // When resolving the name of a declaration as a value, we need to start resolution // at a point outside of the declaration. - var parent_12 = reference.parent; - if (ts.isDeclaration(parent_12) && reference === parent_12.name) { - location = getDeclarationContainer(parent_12); + var parent = reference.parent; + if (ts.isDeclaration(parent) && reference === parent.name) { + location = getDeclarationContainer(parent); } } - return resolveName(location, reference.text, 107455 /* Value */ | 1048576 /* ExportValue */ | 8388608 /* Alias */, /*nodeNotFoundMessage*/ undefined, /*nameArg*/ undefined); + return resolveName(location, reference.escapedText, 107455 /* Value */ | 1048576 /* ExportValue */ | 2097152 /* Alias */, /*nodeNotFoundMessage*/ undefined, /*nameArg*/ undefined, /*isUse*/ true); } function getReferencedValueDeclaration(reference) { if (!ts.isGeneratedIdentifier(reference)) { @@ -42813,35 +45481,49 @@ var ts; var fileToDirective; if (resolvedTypeReferenceDirectives) { // populate reverse mapping: file path -> type reference directive that was resolved to this file - fileToDirective = ts.createFileMap(); - for (var key in resolvedTypeReferenceDirectives) { - var resolvedDirective = resolvedTypeReferenceDirectives[key]; + fileToDirective = ts.createMap(); + resolvedTypeReferenceDirectives.forEach(function (resolvedDirective, key) { if (!resolvedDirective) { - continue; + return; } var file = host.getSourceFile(resolvedDirective.resolvedFileName); fileToDirective.set(file.path, key); - } + }); } return { getReferencedExportContainer: getReferencedExportContainer, getReferencedImportDeclaration: getReferencedImportDeclaration, getReferencedDeclarationWithCollidingName: getReferencedDeclarationWithCollidingName, isDeclarationWithCollidingName: isDeclarationWithCollidingName, - isValueAliasDeclaration: isValueAliasDeclaration, + isValueAliasDeclaration: function (node) { + node = ts.getParseTreeNode(node); + // Synthesized nodes are always treated like values. + return node ? isValueAliasDeclaration(node) : true; + }, hasGlobalName: hasGlobalName, - isReferencedAliasDeclaration: isReferencedAliasDeclaration, - getNodeCheckFlags: getNodeCheckFlags, + isReferencedAliasDeclaration: function (node, checkChildren) { + node = ts.getParseTreeNode(node); + // Synthesized nodes are always treated as referenced. + return node ? isReferencedAliasDeclaration(node, checkChildren) : true; + }, + getNodeCheckFlags: function (node) { + node = ts.getParseTreeNode(node); + return node ? getNodeCheckFlags(node) : undefined; + }, isTopLevelValueImportEqualsWithEntityName: isTopLevelValueImportEqualsWithEntityName, isDeclarationVisible: isDeclarationVisible, isImplementationOfOverload: isImplementationOfOverload, + isRequiredInitializedParameter: isRequiredInitializedParameter, + isOptionalUninitializedParameterProperty: isOptionalUninitializedParameterProperty, writeTypeOfDeclaration: writeTypeOfDeclaration, writeReturnTypeOfSignatureDeclaration: writeReturnTypeOfSignatureDeclaration, writeTypeOfExpression: writeTypeOfExpression, - writeBaseConstructorTypeOfClass: writeBaseConstructorTypeOfClass, isSymbolAccessible: isSymbolAccessible, isEntityNameVisible: isEntityNameVisible, - getConstantValue: getConstantValue, + getConstantValue: function (node) { + node = ts.getParseTreeNode(node, canHaveConstantValue); + return node ? getConstantValue(node) : undefined; + }, collectLinkedAliases: collectLinkedAliases, getReferencedValueDeclaration: getReferencedValueDeclaration, getTypeReferenceSerializationKind: getTypeReferenceSerializationKind, @@ -42864,7 +45546,7 @@ var ts; // property access can only be used as values // qualified names can only be used as types\namespaces // identifiers are treated as values only if they appear in type queries - var meaning = (node.kind === 177 /* PropertyAccessExpression */) || (node.kind === 70 /* Identifier */ && isInTypeQuery(node)) + var meaning = (node.kind === 179 /* PropertyAccessExpression */) || (node.kind === 71 /* Identifier */ && isInTypeQuery(node)) ? 107455 /* Value */ | 1048576 /* ExportValue */ : 793064 /* Type */ | 1920 /* Namespace */; var symbol = resolveEntityName(node, meaning, /*ignoreErrors*/ true); @@ -42907,22 +45589,22 @@ var ts; // external modules cannot define or contribute to type declaration files var current = symbol; while (true) { - var parent_13 = getParentOfSymbol(current); - if (parent_13) { - current = parent_13; + var parent = getParentOfSymbol(current); + if (parent) { + current = parent; } else { break; } } - if (current.valueDeclaration && current.valueDeclaration.kind === 261 /* SourceFile */ && current.flags & 512 /* ValueModule */) { + if (current.valueDeclaration && current.valueDeclaration.kind === 265 /* SourceFile */ && current.flags & 512 /* ValueModule */) { return false; } // check that at least one declaration of top level symbol originates from type declaration file for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var decl = _a[_i]; var file = ts.getSourceFileOfNode(decl); - if (fileToDirective.contains(file.path)) { + if (fileToDirective.has(file.path)) { return true; } } @@ -42935,7 +45617,7 @@ var ts; if (!moduleSymbol) { return undefined; } - return ts.getDeclarationOfKind(moduleSymbol, 261 /* SourceFile */); + return ts.getDeclarationOfKind(moduleSymbol, 265 /* SourceFile */); } function initializeTypeChecker() { // Bind all source files and propagate errors @@ -42959,11 +45641,11 @@ var ts; if (file.symbol && file.symbol.globalExports) { // Merge in UMD exports with first-in-wins semantics (see #9771) var source = file.symbol.globalExports; - for (var id in source) { - if (!(id in globals)) { - globals[id] = source[id]; + source.forEach(function (sourceSymbol, id) { + if (!globals.has(id)) { + globals.set(id, sourceSymbol); } - } + }); } } if (augmentations) { @@ -42980,63 +45662,35 @@ var ts; // Setup global builtins addToSymbolTable(globals, builtinGlobals, ts.Diagnostics.Declaration_name_conflicts_with_built_in_global_identifier_0); getSymbolLinks(undefinedSymbol).type = undefinedWideningType; - getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments"); + getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments", /*arity*/ 0, /*reportErrors*/ true); getSymbolLinks(unknownSymbol).type = unknownType; // Initialize special types - globalArrayType = getGlobalType("Array", /*arity*/ 1); - globalObjectType = getGlobalType("Object"); - globalFunctionType = getGlobalType("Function"); - globalStringType = getGlobalType("String"); - globalNumberType = getGlobalType("Number"); - globalBooleanType = getGlobalType("Boolean"); - globalRegExpType = getGlobalType("RegExp"); - jsxElementType = getExportedTypeFromNamespace("JSX", JsxNames.Element); - getGlobalClassDecoratorType = ts.memoize(function () { return getGlobalType("ClassDecorator"); }); - getGlobalPropertyDecoratorType = ts.memoize(function () { return getGlobalType("PropertyDecorator"); }); - getGlobalMethodDecoratorType = ts.memoize(function () { return getGlobalType("MethodDecorator"); }); - getGlobalParameterDecoratorType = ts.memoize(function () { return getGlobalType("ParameterDecorator"); }); - getGlobalTypedPropertyDescriptorType = ts.memoize(function () { return getGlobalType("TypedPropertyDescriptor", /*arity*/ 1); }); - getGlobalESSymbolConstructorSymbol = ts.memoize(function () { return getGlobalValueSymbol("Symbol"); }); - getGlobalPromiseType = ts.memoize(function () { return getGlobalType("Promise", /*arity*/ 1); }); - tryGetGlobalPromiseType = ts.memoize(function () { return getGlobalSymbol("Promise", 793064 /* Type */, /*diagnostic*/ undefined) && getGlobalPromiseType(); }); - getGlobalPromiseLikeType = ts.memoize(function () { return getGlobalType("PromiseLike", /*arity*/ 1); }); - getInstantiatedGlobalPromiseLikeType = ts.memoize(createInstantiatedPromiseLikeType); - getGlobalPromiseConstructorSymbol = ts.memoize(function () { return getGlobalValueSymbol("Promise"); }); - tryGetGlobalPromiseConstructorSymbol = ts.memoize(function () { return getGlobalSymbol("Promise", 107455 /* Value */, /*diagnostic*/ undefined) && getGlobalPromiseConstructorSymbol(); }); - getGlobalPromiseConstructorLikeType = ts.memoize(function () { return getGlobalType("PromiseConstructorLike"); }); - getGlobalThenableType = ts.memoize(createThenableType); - getGlobalTemplateStringsArrayType = ts.memoize(function () { return getGlobalType("TemplateStringsArray"); }); - if (languageVersion >= 2 /* ES2015 */) { - getGlobalESSymbolType = ts.memoize(function () { return getGlobalType("Symbol"); }); - getGlobalIterableType = ts.memoize(function () { return getGlobalType("Iterable", /*arity*/ 1); }); - getGlobalIteratorType = ts.memoize(function () { return getGlobalType("Iterator", /*arity*/ 1); }); - getGlobalIterableIteratorType = ts.memoize(function () { return getGlobalType("IterableIterator", /*arity*/ 1); }); - } - else { - getGlobalESSymbolType = ts.memoize(function () { return emptyObjectType; }); - getGlobalIterableType = ts.memoize(function () { return emptyGenericType; }); - getGlobalIteratorType = ts.memoize(function () { return emptyGenericType; }); - getGlobalIterableIteratorType = ts.memoize(function () { return emptyGenericType; }); - } + globalArrayType = getGlobalType("Array", /*arity*/ 1, /*reportErrors*/ true); + globalObjectType = getGlobalType("Object", /*arity*/ 0, /*reportErrors*/ true); + globalFunctionType = getGlobalType("Function", /*arity*/ 0, /*reportErrors*/ true); + globalStringType = getGlobalType("String", /*arity*/ 0, /*reportErrors*/ true); + globalNumberType = getGlobalType("Number", /*arity*/ 0, /*reportErrors*/ true); + globalBooleanType = getGlobalType("Boolean", /*arity*/ 0, /*reportErrors*/ true); + globalRegExpType = getGlobalType("RegExp", /*arity*/ 0, /*reportErrors*/ true); anyArrayType = createArrayType(anyType); autoArrayType = createArrayType(autoType); - var symbol = getGlobalSymbol("ReadonlyArray", 793064 /* Type */, /*diagnostic*/ undefined); - globalReadonlyArrayType = symbol && getTypeOfGlobalSymbol(symbol, /*arity*/ 1); + globalReadonlyArrayType = getGlobalTypeOrUndefined("ReadonlyArray", /*arity*/ 1); anyReadonlyArrayType = globalReadonlyArrayType ? createTypeFromGenericGlobalType(globalReadonlyArrayType, [anyType]) : anyArrayType; + globalThisType = getGlobalTypeOrUndefined("ThisType", /*arity*/ 1); } function checkExternalEmitHelpers(location, helpers) { if ((requestedExternalEmitHelpers & helpers) !== helpers && compilerOptions.importHelpers) { var sourceFile = ts.getSourceFileOfNode(location); - if (ts.isEffectiveExternalModule(sourceFile, compilerOptions)) { + if (ts.isEffectiveExternalModule(sourceFile, compilerOptions) && !ts.isInAmbientContext(location)) { var helpersModule = resolveHelpersModule(sourceFile, location); if (helpersModule !== unknownSymbol) { var uncheckedHelpers = helpers & ~requestedExternalEmitHelpers; - for (var helper = 1 /* FirstEmitHelper */; helper <= 128 /* LastEmitHelper */; helper <<= 1) { + for (var helper = 1 /* FirstEmitHelper */; helper <= 65536 /* LastEmitHelper */; helper <<= 1) { if (uncheckedHelpers & helper) { - var name_27 = getHelperName(helper); - var symbol = getSymbol(helpersModule.exports, ts.escapeIdentifier(name_27), 107455 /* Value */); + var name = getHelperName(helper); + var symbol = getSymbol(helpersModule.exports, ts.escapeLeadingUnderscores(name), 107455 /* Value */); if (!symbol) { - error(location, ts.Diagnostics.This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1, ts.externalHelpersModuleNameText, name_27); + error(location, ts.Diagnostics.This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1, ts.externalHelpersModuleNameText, name); } } } @@ -43055,6 +45709,16 @@ var ts; case 32 /* Param */: return "__param"; case 64 /* Awaiter */: return "__awaiter"; case 128 /* Generator */: return "__generator"; + case 256 /* Values */: return "__values"; + case 512 /* Read */: return "__read"; + case 1024 /* Spread */: return "__spread"; + case 2048 /* Await */: return "__await"; + case 4096 /* AsyncGenerator */: return "__asyncGenerator"; + case 8192 /* AsyncDelegator */: return "__asyncDelegator"; + case 16384 /* AsyncValues */: return "__asyncValues"; + case 32768 /* ExportStar */: return "__exportStar"; + case 65536 /* MakeTemplateObject */: return "__makeTemplateObject"; + default: ts.Debug.fail("Unrecognized helper"); } } function resolveHelpersModule(node, errorNode) { @@ -43063,38 +45727,20 @@ var ts; } return externalHelpersModule; } - function createInstantiatedPromiseLikeType() { - var promiseLikeType = getGlobalPromiseLikeType(); - if (promiseLikeType !== emptyGenericType) { - return createTypeReference(promiseLikeType, [anyType]); - } - return emptyObjectType; - } - function createThenableType() { - // build the thenable type that is used to verify against a non-promise "thenable" operand to `await`. - var thenPropertySymbol = createSymbol(67108864 /* Transient */ | 4 /* Property */, "then"); - getSymbolLinks(thenPropertySymbol).type = globalFunctionType; - var thenableType = createObjectType(16 /* Anonymous */); - thenableType.properties = [thenPropertySymbol]; - thenableType.members = createSymbolTable(thenableType.properties); - thenableType.callSignatures = []; - thenableType.constructSignatures = []; - return thenableType; - } // GRAMMAR CHECKING function checkGrammarDecorators(node) { if (!node.decorators) { return false; } if (!ts.nodeCanBeDecorated(node)) { - if (node.kind === 149 /* MethodDeclaration */ && !ts.nodeIsPresent(node.body)) { + if (node.kind === 151 /* MethodDeclaration */ && !ts.nodeIsPresent(node.body)) { return grammarErrorOnFirstToken(node, ts.Diagnostics.A_decorator_can_only_decorate_a_method_implementation_not_an_overload); } else { return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_are_not_valid_here); } } - else if (node.kind === 151 /* GetAccessor */ || node.kind === 152 /* SetAccessor */) { + else if (node.kind === 153 /* GetAccessor */ || node.kind === 154 /* SetAccessor */) { var accessors = ts.getAllAccessorDeclarations(node.parent.members, node); if (accessors.firstAccessor.decorators && node === accessors.secondAccessor) { return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name); @@ -43107,34 +45753,28 @@ var ts; if (quickResult !== undefined) { return quickResult; } - var lastStatic, lastPrivate, lastProtected, lastDeclare, lastAsync, lastReadonly; + var lastStatic, lastDeclare, lastAsync, lastReadonly; var flags = 0 /* None */; for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) { var modifier = _a[_i]; - if (modifier.kind !== 130 /* ReadonlyKeyword */) { - if (node.kind === 146 /* PropertySignature */ || node.kind === 148 /* MethodSignature */) { + if (modifier.kind !== 131 /* ReadonlyKeyword */) { + if (node.kind === 148 /* PropertySignature */ || node.kind === 150 /* MethodSignature */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_type_member, ts.tokenToString(modifier.kind)); } - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 157 /* IndexSignature */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_an_index_signature, ts.tokenToString(modifier.kind)); } } switch (modifier.kind) { - case 75 /* ConstKeyword */: - if (node.kind !== 229 /* EnumDeclaration */ && node.parent.kind === 226 /* ClassDeclaration */) { - return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(75 /* ConstKeyword */)); + case 76 /* ConstKeyword */: + if (node.kind !== 232 /* EnumDeclaration */ && node.parent.kind === 229 /* ClassDeclaration */) { + return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(76 /* ConstKeyword */)); } break; - case 113 /* PublicKeyword */: - case 112 /* ProtectedKeyword */: - case 111 /* PrivateKeyword */: + case 114 /* PublicKeyword */: + case 113 /* ProtectedKeyword */: + case 112 /* PrivateKeyword */: var text = visibilityToString(ts.modifierToFlag(modifier.kind)); - if (modifier.kind === 112 /* ProtectedKeyword */) { - lastProtected = modifier; - } - else if (modifier.kind === 111 /* PrivateKeyword */) { - lastPrivate = modifier; - } if (flags & 28 /* AccessibilityModifier */) { return grammarErrorOnNode(modifier, ts.Diagnostics.Accessibility_modifier_already_seen); } @@ -43147,11 +45787,11 @@ var ts; else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "async"); } - else if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + else if (node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, text); } else if (flags & 128 /* Abstract */) { - if (modifier.kind === 111 /* PrivateKeyword */) { + if (modifier.kind === 112 /* PrivateKeyword */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_with_1_modifier, text, "abstract"); } else { @@ -43160,7 +45800,7 @@ var ts; } flags |= ts.modifierToFlag(modifier.kind); break; - case 114 /* StaticKeyword */: + case 115 /* StaticKeyword */: if (flags & 32 /* Static */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "static"); } @@ -43170,10 +45810,10 @@ var ts; else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "async"); } - else if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + else if (node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, "static"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 146 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "static"); } else if (flags & 128 /* Abstract */) { @@ -43182,18 +45822,18 @@ var ts; flags |= 32 /* Static */; lastStatic = modifier; break; - case 130 /* ReadonlyKeyword */: + case 131 /* ReadonlyKeyword */: if (flags & 64 /* Readonly */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "readonly"); } - else if (node.kind !== 147 /* PropertyDeclaration */ && node.kind !== 146 /* PropertySignature */ && node.kind !== 155 /* IndexSignature */ && node.kind !== 144 /* Parameter */) { + else if (node.kind !== 149 /* PropertyDeclaration */ && node.kind !== 148 /* PropertySignature */ && node.kind !== 157 /* IndexSignature */ && node.kind !== 146 /* Parameter */) { // If node.kind === SyntaxKind.Parameter, checkParameter report an error if it's not a parameter property. return grammarErrorOnNode(modifier, ts.Diagnostics.readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature); } flags |= 64 /* Readonly */; lastReadonly = modifier; break; - case 83 /* ExportKeyword */: + case 84 /* ExportKeyword */: if (flags & 1 /* Export */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "export"); } @@ -43206,45 +45846,52 @@ var ts; else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "async"); } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 229 /* ClassDeclaration */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "export"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 146 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export"); } flags |= 1 /* Export */; break; - case 123 /* DeclareKeyword */: + case 79 /* DefaultKeyword */: + var container = node.parent.kind === 265 /* SourceFile */ ? node.parent : node.parent.parent; + if (container.kind === 233 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { + return grammarErrorOnNode(modifier, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module); + } + flags |= 512 /* Default */; + break; + case 124 /* DeclareKeyword */: if (flags & 2 /* Ambient */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "declare"); } else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 229 /* ClassDeclaration */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "declare"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 146 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare"); } - else if (ts.isInAmbientContext(node.parent) && node.parent.kind === 231 /* ModuleBlock */) { + else if (ts.isInAmbientContext(node.parent) && node.parent.kind === 234 /* ModuleBlock */) { return grammarErrorOnNode(modifier, ts.Diagnostics.A_declare_modifier_cannot_be_used_in_an_already_ambient_context); } flags |= 2 /* Ambient */; lastDeclare = modifier; break; - case 116 /* AbstractKeyword */: + case 117 /* AbstractKeyword */: if (flags & 128 /* Abstract */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "abstract"); } - if (node.kind !== 226 /* ClassDeclaration */) { - if (node.kind !== 149 /* MethodDeclaration */ && - node.kind !== 147 /* PropertyDeclaration */ && - node.kind !== 151 /* GetAccessor */ && - node.kind !== 152 /* SetAccessor */) { + if (node.kind !== 229 /* ClassDeclaration */) { + if (node.kind !== 151 /* MethodDeclaration */ && + node.kind !== 149 /* PropertyDeclaration */ && + node.kind !== 153 /* GetAccessor */ && + node.kind !== 154 /* SetAccessor */) { return grammarErrorOnNode(modifier, ts.Diagnostics.abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration); } - if (!(node.parent.kind === 226 /* ClassDeclaration */ && ts.getModifierFlags(node.parent) & 128 /* Abstract */)) { + if (!(node.parent.kind === 229 /* ClassDeclaration */ && ts.hasModifier(node.parent, 128 /* Abstract */))) { return grammarErrorOnNode(modifier, ts.Diagnostics.Abstract_methods_can_only_appear_within_an_abstract_class); } if (flags & 32 /* Static */) { @@ -43256,14 +45903,14 @@ var ts; } flags |= 128 /* Abstract */; break; - case 119 /* AsyncKeyword */: + case 120 /* AsyncKeyword */: if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "async"); } else if (flags & 2 /* Ambient */ || ts.isInAmbientContext(node.parent)) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 146 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "async"); } flags |= 256 /* Async */; @@ -43271,7 +45918,7 @@ var ts; break; } } - if (node.kind === 150 /* Constructor */) { + if (node.kind === 152 /* Constructor */) { if (flags & 32 /* Static */) { return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "static"); } @@ -43286,13 +45933,13 @@ var ts; } return; } - else if ((node.kind === 235 /* ImportDeclaration */ || node.kind === 234 /* ImportEqualsDeclaration */) && flags & 2 /* Ambient */) { + else if ((node.kind === 238 /* ImportDeclaration */ || node.kind === 237 /* ImportEqualsDeclaration */) && flags & 2 /* Ambient */) { return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_0_modifier_cannot_be_used_with_an_import_declaration, "declare"); } - else if (node.kind === 144 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && ts.isBindingPattern(node.name)) { + else if (node.kind === 146 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && ts.isBindingPattern(node.name)) { return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_may_not_be_declared_using_a_binding_pattern); } - else if (node.kind === 144 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && node.dotDotDotToken) { + else if (node.kind === 146 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && node.dotDotDotToken) { return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_cannot_be_declared_using_a_rest_parameter); } if (flags & 256 /* Async */) { @@ -43312,38 +45959,38 @@ var ts; } function shouldReportBadModifier(node) { switch (node.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 150 /* Constructor */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 155 /* IndexSignature */: - case 230 /* ModuleDeclaration */: - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: - case 240 /* ExportAssignment */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 144 /* Parameter */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 152 /* Constructor */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 157 /* IndexSignature */: + case 233 /* ModuleDeclaration */: + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 244 /* ExportDeclaration */: + case 243 /* ExportAssignment */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 146 /* Parameter */: return false; default: - if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + if (node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { return false; } switch (node.kind) { - case 225 /* FunctionDeclaration */: - return nodeHasAnyModifiersExcept(node, 119 /* AsyncKeyword */); - case 226 /* ClassDeclaration */: - return nodeHasAnyModifiersExcept(node, 116 /* AbstractKeyword */); - case 227 /* InterfaceDeclaration */: - case 205 /* VariableStatement */: - case 228 /* TypeAliasDeclaration */: + case 228 /* FunctionDeclaration */: + return nodeHasAnyModifiersExcept(node, 120 /* AsyncKeyword */); + case 229 /* ClassDeclaration */: + return nodeHasAnyModifiersExcept(node, 117 /* AbstractKeyword */); + case 230 /* InterfaceDeclaration */: + case 208 /* VariableStatement */: + case 231 /* TypeAliasDeclaration */: return true; - case 229 /* EnumDeclaration */: - return nodeHasAnyModifiersExcept(node, 75 /* ConstKeyword */); + case 232 /* EnumDeclaration */: + return nodeHasAnyModifiersExcept(node, 76 /* ConstKeyword */); default: ts.Debug.fail(); return false; @@ -43355,14 +46002,11 @@ var ts; } function checkGrammarAsyncModifier(node, asyncModifier) { switch (node.kind) { - case 149 /* MethodDeclaration */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - if (!node.asteriskToken) { - return false; - } - break; + case 151 /* MethodDeclaration */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return false; } return grammarErrorOnNode(asyncModifier, ts.Diagnostics._0_modifier_cannot_be_used_here, "async"); } @@ -43370,8 +46014,7 @@ var ts; if (list && list.hasTrailingComma) { var start = list.end - ",".length; var end = list.end; - var sourceFile = ts.getSourceFileOfNode(list[0]); - return grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.Trailing_comma_not_allowed); + return grammarErrorAtPos(list[0], start, end - start, ts.Diagnostics.Trailing_comma_not_allowed); } } function checkGrammarTypeParameterList(typeParameters, file) { @@ -43420,8 +46063,12 @@ var ts; return checkGrammarDecorators(node) || checkGrammarModifiers(node) || checkGrammarTypeParameterList(node.typeParameters, file) || checkGrammarParameterList(node.parameters) || checkGrammarArrowFunction(node, file); } + function checkGrammarClassLikeDeclaration(node) { + var file = ts.getSourceFileOfNode(node); + return checkGrammarClassDeclarationHeritageClauses(node) || checkGrammarTypeParameterList(node.typeParameters, file); + } function checkGrammarArrowFunction(node, file) { - if (node.kind === 185 /* ArrowFunction */) { + if (node.kind === 187 /* ArrowFunction */) { var arrowFunction = node; var startLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.pos).line; var endLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.end).line; @@ -43444,7 +46091,7 @@ var ts; if (parameter.dotDotDotToken) { return grammarErrorOnNode(parameter.dotDotDotToken, ts.Diagnostics.An_index_signature_cannot_have_a_rest_parameter); } - if (ts.getModifierFlags(parameter) !== 0) { + if (ts.hasModifiers(parameter)) { return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_cannot_have_an_accessibility_modifier); } if (parameter.questionToken) { @@ -43456,7 +46103,7 @@ var ts; if (!parameter.type) { return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_must_have_a_type_annotation); } - if (parameter.type.kind !== 134 /* StringKeyword */ && parameter.type.kind !== 132 /* NumberKeyword */) { + if (parameter.type.kind !== 136 /* StringKeyword */ && parameter.type.kind !== 133 /* NumberKeyword */) { return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_must_be_string_or_number); } if (!node.type) { @@ -43479,19 +46126,18 @@ var ts; return checkGrammarForDisallowedTrailingComma(typeArguments) || checkGrammarForAtLeastOneTypeArgument(node, typeArguments); } - function checkGrammarForOmittedArgument(node, args) { + function checkGrammarForOmittedArgument(args) { if (args) { - var sourceFile = ts.getSourceFileOfNode(node); - for (var _i = 0, args_4 = args; _i < args_4.length; _i++) { - var arg = args_4[_i]; - if (arg.kind === 198 /* OmittedExpression */) { - return grammarErrorAtPos(sourceFile, arg.pos, 0, ts.Diagnostics.Argument_expression_expected); + for (var _i = 0, args_5 = args; _i < args_5.length; _i++) { + var arg = args_5[_i]; + if (arg.kind === 200 /* OmittedExpression */) { + return grammarErrorAtPos(arg, arg.pos, 0, ts.Diagnostics.Argument_expression_expected); } } } } - function checkGrammarArguments(node, args) { - return checkGrammarForOmittedArgument(node, args); + function checkGrammarArguments(args) { + return checkGrammarForOmittedArgument(args); } function checkGrammarHeritageClause(node) { var types = node.types; @@ -43500,9 +46146,12 @@ var ts; } if (types && types.length === 0) { var listType = ts.tokenToString(node.token); - var sourceFile = ts.getSourceFileOfNode(node); - return grammarErrorAtPos(sourceFile, types.pos, 0, ts.Diagnostics._0_list_cannot_be_empty, listType); + return grammarErrorAtPos(node, types.pos, 0, ts.Diagnostics._0_list_cannot_be_empty, listType); } + return ts.forEach(types, checkGrammarExpressionWithTypeArguments); + } + function checkGrammarExpressionWithTypeArguments(node) { + return checkGrammarTypeArguments(node, node.typeArguments); } function checkGrammarClassDeclarationHeritageClauses(node) { var seenExtendsClause = false; @@ -43510,7 +46159,7 @@ var ts; if (!checkGrammarDecorators(node) && !checkGrammarModifiers(node) && node.heritageClauses) { for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) { var heritageClause = _a[_i]; - if (heritageClause.token === 84 /* ExtendsKeyword */) { + if (heritageClause.token === 85 /* ExtendsKeyword */) { if (seenExtendsClause) { return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen); } @@ -43523,7 +46172,7 @@ var ts; seenExtendsClause = true; } else { - ts.Debug.assert(heritageClause.token === 107 /* ImplementsKeyword */); + ts.Debug.assert(heritageClause.token === 108 /* ImplementsKeyword */); if (seenImplementsClause) { return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.implements_clause_already_seen); } @@ -43539,14 +46188,14 @@ var ts; if (node.heritageClauses) { for (var _i = 0, _a = node.heritageClauses; _i < _a.length; _i++) { var heritageClause = _a[_i]; - if (heritageClause.token === 84 /* ExtendsKeyword */) { + if (heritageClause.token === 85 /* ExtendsKeyword */) { if (seenExtendsClause) { return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.extends_clause_already_seen); } seenExtendsClause = true; } else { - ts.Debug.assert(heritageClause.token === 107 /* ImplementsKeyword */); + ts.Debug.assert(heritageClause.token === 108 /* ImplementsKeyword */); return grammarErrorOnFirstToken(heritageClause, ts.Diagnostics.Interface_declaration_cannot_have_implements_clause); } // Grammar checking heritageClause inside class declaration @@ -43557,28 +46206,25 @@ var ts; } function checkGrammarComputedPropertyName(node) { // If node is not a computedPropertyName, just skip the grammar checking - if (node.kind !== 142 /* ComputedPropertyName */) { + if (node.kind !== 144 /* ComputedPropertyName */) { return false; } var computedPropertyName = node; - if (computedPropertyName.expression.kind === 192 /* BinaryExpression */ && computedPropertyName.expression.operatorToken.kind === 25 /* CommaToken */) { + if (computedPropertyName.expression.kind === 194 /* BinaryExpression */ && computedPropertyName.expression.operatorToken.kind === 26 /* CommaToken */) { return grammarErrorOnNode(computedPropertyName.expression, ts.Diagnostics.A_comma_expression_is_not_allowed_in_a_computed_property_name); } } function checkGrammarForGenerator(node) { if (node.asteriskToken) { - ts.Debug.assert(node.kind === 225 /* FunctionDeclaration */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 149 /* MethodDeclaration */); + ts.Debug.assert(node.kind === 228 /* FunctionDeclaration */ || + node.kind === 186 /* FunctionExpression */ || + node.kind === 151 /* MethodDeclaration */); if (ts.isInAmbientContext(node)) { return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_not_allowed_in_an_ambient_context); } if (!node.body) { return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.An_overload_signature_cannot_be_declared_as_a_generator); } - if (languageVersion < 2 /* ES2015 */) { - return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher); - } } } function checkGrammarForInvalidQuestionMark(questionToken, message) { @@ -43587,22 +46233,22 @@ var ts; } } function checkGrammarObjectLiteralExpression(node, inDestructuring) { - var seen = ts.createMap(); + var seen = ts.createUnderscoreEscapedMap(); var Property = 1; var GetAccessor = 2; var SetAccessor = 4; var GetOrSetAccessor = GetAccessor | SetAccessor; for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { var prop = _a[_i]; - if (prop.kind === 259 /* SpreadAssignment */) { + if (prop.kind === 263 /* SpreadAssignment */) { continue; } - var name_28 = prop.name; - if (name_28.kind === 142 /* ComputedPropertyName */) { + var name = prop.name; + if (name.kind === 144 /* ComputedPropertyName */) { // If the name is not a ComputedPropertyName, the grammar checking will skip it - checkGrammarComputedPropertyName(name_28); + checkGrammarComputedPropertyName(name); } - if (prop.kind === 258 /* ShorthandPropertyAssignment */ && !inDestructuring && prop.objectAssignmentInitializer) { + if (prop.kind === 262 /* ShorthandPropertyAssignment */ && !inDestructuring && prop.objectAssignmentInitializer) { // having objectAssignmentInitializer is only valid in ObjectAssignmentPattern // outside of destructuring it is a syntax error return grammarErrorOnNode(prop.equalsToken, ts.Diagnostics.can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment); @@ -43611,7 +46257,7 @@ var ts; if (prop.modifiers) { for (var _b = 0, _c = prop.modifiers; _b < _c.length; _b++) { var mod = _c[_b]; - if (mod.kind !== 119 /* AsyncKeyword */ || prop.kind !== 149 /* MethodDeclaration */) { + if (mod.kind !== 120 /* AsyncKeyword */ || prop.kind !== 151 /* MethodDeclaration */) { grammarErrorOnNode(mod, ts.Diagnostics._0_modifier_cannot_be_used_here, ts.getTextOfNode(mod)); } } @@ -43625,69 +46271,69 @@ var ts; // d.IsAccessorDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true // and either both previous and propId.descriptor have[[Get]] fields or both previous and propId.descriptor have[[Set]] fields var currentKind = void 0; - if (prop.kind === 257 /* PropertyAssignment */ || prop.kind === 258 /* ShorthandPropertyAssignment */) { + if (prop.kind === 261 /* PropertyAssignment */ || prop.kind === 262 /* ShorthandPropertyAssignment */) { // Grammar checking for computedPropertyName and shorthandPropertyAssignment checkGrammarForInvalidQuestionMark(prop.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional); - if (name_28.kind === 8 /* NumericLiteral */) { - checkGrammarNumericLiteral(name_28); + if (name.kind === 8 /* NumericLiteral */) { + checkGrammarNumericLiteral(name); } currentKind = Property; } - else if (prop.kind === 149 /* MethodDeclaration */) { + else if (prop.kind === 151 /* MethodDeclaration */) { currentKind = Property; } - else if (prop.kind === 151 /* GetAccessor */) { + else if (prop.kind === 153 /* GetAccessor */) { currentKind = GetAccessor; } - else if (prop.kind === 152 /* SetAccessor */) { + else if (prop.kind === 154 /* SetAccessor */) { currentKind = SetAccessor; } else { - ts.Debug.fail("Unexpected syntax kind:" + prop.kind); + ts.Debug.assertNever(prop, "Unexpected syntax kind:" + prop.kind); } - var effectiveName = ts.getPropertyNameForPropertyNameNode(name_28); + var effectiveName = ts.getPropertyNameForPropertyNameNode(name); if (effectiveName === undefined) { continue; } - if (!seen[effectiveName]) { - seen[effectiveName] = currentKind; + var existingKind = seen.get(effectiveName); + if (!existingKind) { + seen.set(effectiveName, currentKind); } else { - var existingKind = seen[effectiveName]; if (currentKind === Property && existingKind === Property) { - grammarErrorOnNode(name_28, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name_28)); + grammarErrorOnNode(name, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name)); } else if ((currentKind & GetOrSetAccessor) && (existingKind & GetOrSetAccessor)) { if (existingKind !== GetOrSetAccessor && currentKind !== existingKind) { - seen[effectiveName] = currentKind | existingKind; + seen.set(effectiveName, currentKind | existingKind); } else { - return grammarErrorOnNode(name_28, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name); + return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name); } } else { - return grammarErrorOnNode(name_28, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name); + return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name); } } } } function checkGrammarJsxElement(node) { - var seen = ts.createMap(); - for (var _i = 0, _a = node.attributes; _i < _a.length; _i++) { + var seen = ts.createUnderscoreEscapedMap(); + for (var _i = 0, _a = node.attributes.properties; _i < _a.length; _i++) { var attr = _a[_i]; - if (attr.kind === 251 /* JsxSpreadAttribute */) { + if (attr.kind === 255 /* JsxSpreadAttribute */) { continue; } var jsxAttr = attr; - var name_29 = jsxAttr.name; - if (!seen[name_29.text]) { - seen[name_29.text] = true; + var name = jsxAttr.name; + if (!seen.get(name.escapedText)) { + seen.set(name.escapedText, true); } else { - return grammarErrorOnNode(name_29, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name); + return grammarErrorOnNode(name, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name); } var initializer = jsxAttr.initializer; - if (initializer && initializer.kind === 252 /* JsxExpression */ && !initializer.expression) { + if (initializer && initializer.kind === 256 /* JsxExpression */ && !initializer.expression) { return grammarErrorOnNode(jsxAttr.initializer, ts.Diagnostics.JSX_attributes_must_only_be_assigned_a_non_empty_expression); } } @@ -43696,7 +46342,12 @@ var ts; if (checkGrammarStatementInAmbientContext(forInOrOfStatement)) { return true; } - if (forInOrOfStatement.initializer.kind === 224 /* VariableDeclarationList */) { + if (forInOrOfStatement.kind === 216 /* ForOfStatement */ && forInOrOfStatement.awaitModifier) { + if ((forInOrOfStatement.flags & 16384 /* AwaitContext */) === 0 /* None */) { + return grammarErrorOnNode(forInOrOfStatement.awaitModifier, ts.Diagnostics.A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator); + } + } + if (forInOrOfStatement.initializer.kind === 227 /* VariableDeclarationList */) { var variableList = forInOrOfStatement.initializer; if (!checkGrammarVariableDeclarationList(variableList)) { var declarations = variableList.declarations; @@ -43711,20 +46362,20 @@ var ts; return false; } if (declarations.length > 1) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ + var diagnostic = forInOrOfStatement.kind === 215 /* ForInStatement */ ? ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement : ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement; return grammarErrorOnFirstToken(variableList.declarations[1], diagnostic); } var firstDeclaration = declarations[0]; if (firstDeclaration.initializer) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ + var diagnostic = forInOrOfStatement.kind === 215 /* ForInStatement */ ? ts.Diagnostics.The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer : ts.Diagnostics.The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer; return grammarErrorOnNode(firstDeclaration.name, diagnostic); } if (firstDeclaration.type) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ + var diagnostic = forInOrOfStatement.kind === 215 /* ForInStatement */ ? ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation : ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation; return grammarErrorOnNode(firstDeclaration, diagnostic); @@ -43741,21 +46392,21 @@ var ts; else if (ts.isInAmbientContext(accessor)) { return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_be_declared_in_an_ambient_context); } - else if (accessor.body === undefined && !(ts.getModifierFlags(accessor) & 128 /* Abstract */)) { - return grammarErrorAtPos(ts.getSourceFileOfNode(accessor), accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); + else if (accessor.body === undefined && !ts.hasModifier(accessor, 128 /* Abstract */)) { + return grammarErrorAtPos(accessor, accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); } - else if (accessor.body && ts.getModifierFlags(accessor) & 128 /* Abstract */) { + else if (accessor.body && ts.hasModifier(accessor, 128 /* Abstract */)) { return grammarErrorOnNode(accessor, ts.Diagnostics.An_abstract_accessor_cannot_have_an_implementation); } else if (accessor.typeParameters) { return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_have_type_parameters); } else if (!doesAccessorHaveCorrectParameterCount(accessor)) { - return grammarErrorOnNode(accessor.name, kind === 151 /* GetAccessor */ ? + return grammarErrorOnNode(accessor.name, kind === 153 /* GetAccessor */ ? ts.Diagnostics.A_get_accessor_cannot_have_parameters : ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter); } - else if (kind === 152 /* SetAccessor */) { + else if (kind === 154 /* SetAccessor */) { if (accessor.type) { return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_cannot_have_a_return_type_annotation); } @@ -43774,14 +46425,14 @@ var ts; } } /** Does the accessor have the right number of parameters? - - A get accessor has no parameters or a single `this` parameter. - A set accessor has one parameter or a `this` parameter and one more parameter */ + * A get accessor has no parameters or a single `this` parameter. + * A set accessor has one parameter or a `this` parameter and one more parameter. + */ function doesAccessorHaveCorrectParameterCount(accessor) { - return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 151 /* GetAccessor */ ? 0 : 1); + return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 153 /* GetAccessor */ ? 0 : 1); } function getAccessorThisParameter(accessor) { - if (accessor.parameters.length === (accessor.kind === 151 /* GetAccessor */ ? 1 : 2)) { + if (accessor.parameters.length === (accessor.kind === 153 /* GetAccessor */ ? 1 : 2)) { return ts.getThisParameter(accessor); } } @@ -43796,12 +46447,12 @@ var ts; checkGrammarForGenerator(node)) { return true; } - if (node.parent.kind === 176 /* ObjectLiteralExpression */) { + if (node.parent.kind === 178 /* ObjectLiteralExpression */) { if (checkGrammarForInvalidQuestionMark(node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional)) { return true; } else if (node.body === undefined) { - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); + return grammarErrorAtPos(node, node.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); } } if (ts.isClassLike(node.parent)) { @@ -43817,10 +46468,10 @@ var ts; return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol); } } - else if (node.parent.kind === 227 /* InterfaceDeclaration */) { + else if (node.parent.kind === 230 /* InterfaceDeclaration */) { return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol); } - else if (node.parent.kind === 161 /* TypeLiteral */) { + else if (node.parent.kind === 163 /* TypeLiteral */) { return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol); } } @@ -43831,11 +46482,11 @@ var ts; return grammarErrorOnNode(node, ts.Diagnostics.Jump_target_cannot_cross_function_boundary); } switch (current.kind) { - case 219 /* LabeledStatement */: - if (node.label && current.label.text === node.label.text) { + case 222 /* LabeledStatement */: + if (node.label && current.label.escapedText === node.label.escapedText) { // found matching label - verify that label usage is correct // continue can only target labels that are on iteration statements - var isMisplacedContinueLabel = node.kind === 214 /* ContinueStatement */ + var isMisplacedContinueLabel = node.kind === 217 /* ContinueStatement */ && !ts.isIterationStatement(current.statement, /*lookInLabeledStatement*/ true); if (isMisplacedContinueLabel) { return grammarErrorOnNode(node, ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement); @@ -43843,8 +46494,8 @@ var ts; return false; } break; - case 218 /* SwitchStatement */: - if (node.kind === 215 /* BreakStatement */ && !node.label) { + case 221 /* SwitchStatement */: + if (node.kind === 218 /* BreakStatement */ && !node.label) { // unlabeled break within switch statement - ok return false; } @@ -43859,13 +46510,13 @@ var ts; current = current.parent; } if (node.label) { - var message = node.kind === 215 /* BreakStatement */ + var message = node.kind === 218 /* BreakStatement */ ? ts.Diagnostics.A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement : ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement; return grammarErrorOnNode(node, message); } else { - var message = node.kind === 215 /* BreakStatement */ + var message = node.kind === 218 /* BreakStatement */ ? ts.Diagnostics.A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement : ts.Diagnostics.A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement; return grammarErrorOnNode(node, message); @@ -43877,22 +46528,22 @@ var ts; if (node !== ts.lastOrUndefined(elements)) { return grammarErrorOnNode(node, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern); } - if (node.name.kind === 173 /* ArrayBindingPattern */ || node.name.kind === 172 /* ObjectBindingPattern */) { + if (node.name.kind === 175 /* ArrayBindingPattern */ || node.name.kind === 174 /* ObjectBindingPattern */) { return grammarErrorOnNode(node.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern); } if (node.initializer) { // Error on equals token which immediately precedes the initializer - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.initializer.pos - 1, 1, ts.Diagnostics.A_rest_element_cannot_have_an_initializer); + return grammarErrorAtPos(node, node.initializer.pos - 1, 1, ts.Diagnostics.A_rest_element_cannot_have_an_initializer); } } } function isStringOrNumberLiteralExpression(expr) { return expr.kind === 9 /* StringLiteral */ || expr.kind === 8 /* NumericLiteral */ || - expr.kind === 190 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && + expr.kind === 192 /* PrefixUnaryExpression */ && expr.operator === 38 /* MinusToken */ && expr.operand.kind === 8 /* NumericLiteral */; } function checkGrammarVariableDeclaration(node) { - if (node.parent.parent.kind !== 212 /* ForInStatement */ && node.parent.parent.kind !== 213 /* ForOfStatement */) { + if (node.parent.parent.kind !== 215 /* ForInStatement */ && node.parent.parent.kind !== 216 /* ForOfStatement */) { if (ts.isInAmbientContext(node)) { if (node.initializer) { if (ts.isConst(node) && !node.type) { @@ -43903,13 +46554,13 @@ var ts; else { // Error on equals token which immediate precedes the initializer var equalsTokenLength = "=".length; - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); + return grammarErrorAtPos(node, node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); } } if (node.initializer && !(ts.isConst(node) && isStringOrNumberLiteralExpression(node.initializer))) { // Error on equals token which immediate precedes the initializer var equalsTokenLength = "=".length; - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); + return grammarErrorAtPos(node, node.initializer.pos - equalsTokenLength, equalsTokenLength, ts.Diagnostics.Initializers_are_not_allowed_in_ambient_contexts); } } else if (!node.initializer) { @@ -43921,6 +46572,10 @@ var ts; } } } + if (compilerOptions.module !== ts.ModuleKind.ES2015 && compilerOptions.module !== ts.ModuleKind.ESNext && compilerOptions.module !== ts.ModuleKind.System && !compilerOptions.noEmit && + !ts.isInAmbientContext(node.parent.parent) && ts.hasModifier(node.parent.parent, 1 /* Export */)) { + checkESModuleMarker(node.name); + } var checkLetConstNames = (ts.isLet(node) || ts.isConst(node)); // 1. LexicalDeclaration : LetOrConst BindingList ; // It is a Syntax Error if the BoundNames of BindingList contains "let". @@ -43930,9 +46585,25 @@ var ts; // and its Identifier is eval or arguments return checkLetConstNames && checkGrammarNameInLetOrConstDeclarations(node.name); } + function checkESModuleMarker(name) { + if (name.kind === 71 /* Identifier */) { + if (ts.idText(name) === "__esModule") { + return grammarErrorOnNode(name, ts.Diagnostics.Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules); + } + } + else { + var elements = name.elements; + for (var _i = 0, elements_1 = elements; _i < elements_1.length; _i++) { + var element = elements_1[_i]; + if (!ts.isOmittedExpression(element)) { + return checkESModuleMarker(element.name); + } + } + } + } function checkGrammarNameInLetOrConstDeclarations(name) { - if (name.kind === 70 /* Identifier */) { - if (name.originalKeywordKind === 109 /* LetKeyword */) { + if (name.kind === 71 /* Identifier */) { + if (name.originalKeywordKind === 110 /* LetKeyword */) { return grammarErrorOnNode(name, ts.Diagnostics.let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations); } } @@ -43952,20 +46623,20 @@ var ts; return true; } if (!declarationList.declarations.length) { - return grammarErrorAtPos(ts.getSourceFileOfNode(declarationList), declarations.pos, declarations.end - declarations.pos, ts.Diagnostics.Variable_declaration_list_cannot_be_empty); + return grammarErrorAtPos(declarationList, declarations.pos, declarations.end - declarations.pos, ts.Diagnostics.Variable_declaration_list_cannot_be_empty); } } function allowLetAndConstDeclarations(parent) { switch (parent.kind) { - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 217 /* WithStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 211 /* IfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 220 /* WithStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: return false; - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: return allowLetAndConstDeclarations(parent.parent); } return true; @@ -43980,6 +46651,13 @@ var ts; } } } + function checkGrammarMetaProperty(node) { + if (node.keywordToken === 94 /* NewKeyword */) { + if (node.name.escapedText !== "target") { + return grammarErrorOnNode(node.name, ts.Diagnostics._0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2, node.name.escapedText, ts.tokenToString(node.keywordToken), "target"); + } + } + } function hasParseDiagnostics(sourceFile) { return sourceFile.parseDiagnostics.length > 0; } @@ -43991,7 +46669,8 @@ var ts; return true; } } - function grammarErrorAtPos(sourceFile, start, length, message, arg0, arg1, arg2) { + function grammarErrorAtPos(nodeForSourceFile, start, length, message, arg0, arg1, arg2) { + var sourceFile = ts.getSourceFileOfNode(nodeForSourceFile); if (!hasParseDiagnostics(sourceFile)) { diagnostics.add(ts.createFileDiagnostic(sourceFile, start, length, message, arg0, arg1, arg2)); return true; @@ -44006,7 +46685,7 @@ var ts; } function checkGrammarConstructorTypeParameters(node) { if (node.typeParameters) { - return grammarErrorAtPos(ts.getSourceFileOfNode(node), node.typeParameters.pos, node.typeParameters.end - node.typeParameters.pos, ts.Diagnostics.Type_parameters_cannot_appear_on_a_constructor_declaration); + return grammarErrorAtPos(node, node.typeParameters.pos, node.typeParameters.end - node.typeParameters.pos, ts.Diagnostics.Type_parameters_cannot_appear_on_a_constructor_declaration); } } function checkGrammarConstructorTypeAnnotation(node) { @@ -44020,7 +46699,7 @@ var ts; return true; } } - else if (node.parent.kind === 227 /* InterfaceDeclaration */) { + else if (node.parent.kind === 230 /* InterfaceDeclaration */) { if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol)) { return true; } @@ -44028,7 +46707,7 @@ var ts; return grammarErrorOnNode(node.initializer, ts.Diagnostics.An_interface_property_cannot_have_an_initializer); } } - else if (node.parent.kind === 161 /* TypeLiteral */) { + else if (node.parent.kind === 163 /* TypeLiteral */) { if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol)) { return true; } @@ -44053,14 +46732,14 @@ var ts; // export_opt AmbientDeclaration // // TODO: The spec needs to be amended to reflect this grammar. - if (node.kind === 227 /* InterfaceDeclaration */ || - node.kind === 228 /* TypeAliasDeclaration */ || - node.kind === 235 /* ImportDeclaration */ || - node.kind === 234 /* ImportEqualsDeclaration */ || - node.kind === 241 /* ExportDeclaration */ || - node.kind === 240 /* ExportAssignment */ || - node.kind === 233 /* NamespaceExportDeclaration */ || - ts.getModifierFlags(node) & (2 /* Ambient */ | 1 /* Export */ | 512 /* Default */)) { + if (node.kind === 230 /* InterfaceDeclaration */ || + node.kind === 231 /* TypeAliasDeclaration */ || + node.kind === 238 /* ImportDeclaration */ || + node.kind === 237 /* ImportEqualsDeclaration */ || + node.kind === 244 /* ExportDeclaration */ || + node.kind === 243 /* ExportAssignment */ || + node.kind === 236 /* NamespaceExportDeclaration */ || + ts.hasModifier(node, 2 /* Ambient */ | 1 /* Export */ | 512 /* Default */)) { return false; } return grammarErrorOnFirstToken(node, ts.Diagnostics.A_declare_modifier_is_required_for_a_top_level_declaration_in_a_d_ts_file); @@ -44068,7 +46747,7 @@ var ts; function checkGrammarTopLevelElementsForRequiredDeclareModifier(file) { for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { var decl = _a[_i]; - if (ts.isDeclaration(decl) || decl.kind === 205 /* VariableStatement */) { + if (ts.isDeclaration(decl) || decl.kind === 208 /* VariableStatement */) { if (checkGrammarTopLevelElementForRequiredDeclareModifier(decl)) { return true; } @@ -44081,7 +46760,7 @@ var ts; function checkGrammarStatementInAmbientContext(node) { if (ts.isInAmbientContext(node)) { // An accessors is already reported about the ambient context - if (isAccessor(node.parent.kind)) { + if (ts.isAccessor(node.parent)) { return getNodeLinks(node).hasReportedStatementInAmbientContext = true; } // Find containing block which is either Block, ModuleBlock, SourceFile @@ -44094,7 +46773,7 @@ var ts; // to prevent noisiness. So use a bit on the block to indicate if // this has already been reported, and don't report if it has. // - if (node.parent.kind === 204 /* Block */ || node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + if (node.parent.kind === 207 /* Block */ || node.parent.kind === 234 /* ModuleBlock */ || node.parent.kind === 265 /* SourceFile */) { var links_1 = getNodeLinks(node.parent); // Check if the containing block ever report this error if (!links_1.hasReportedStatementInAmbientContext) { @@ -44102,21 +46781,27 @@ var ts; } } else { + // We must be parented by a statement. If so, there's no need + // to report the error as our parent will have already done it. + // Debug.assert(isStatement(node.parent)); } } } function checkGrammarNumericLiteral(node) { // Grammar checking - if (node.isOctalLiteral) { + if (node.numericLiteralFlags & 4 /* Octal */) { var diagnosticMessage = void 0; if (languageVersion >= 1 /* ES5 */) { diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0; } - else if (ts.isChildOfLiteralType(node)) { + else if (ts.isChildOfNodeWithKind(node, 173 /* LiteralType */)) { diagnosticMessage = ts.Diagnostics.Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0; } + else if (ts.isChildOfNodeWithKind(node, 264 /* EnumMember */)) { + diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0; + } if (diagnosticMessage) { - var withMinus = ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 37 /* MinusToken */; + var withMinus = ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 38 /* MinusToken */; var literal = (withMinus ? "-" : "") + "0o" + node.text; return grammarErrorOnNode(withMinus ? node.parent : node, diagnosticMessage, literal); } @@ -44131,1452 +46816,5734 @@ var ts; } } function getAmbientModules() { - var result = []; - for (var sym in globals) { - if (ambientModuleSymbolRegex.test(sym)) { - result.push(globals[sym]); - } + if (!ambientModulesCache) { + ambientModulesCache = []; + globals.forEach(function (global, sym) { + // No need to `unescapeLeadingUnderscores`, an escaped symbol is never an ambient module. + if (ambientModuleSymbolRegex.test(sym)) { + ambientModulesCache.push(global); + } + }); + } + return ambientModulesCache; + } + function checkGrammarImportCallExpression(node) { + if (modulekind === ts.ModuleKind.ES2015) { + return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_cannot_be_used_when_targeting_ECMAScript_2015_modules); + } + if (node.typeArguments) { + return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_cannot_have_type_arguments); + } + var nodeArguments = node.arguments; + if (nodeArguments.length !== 1) { + return grammarErrorOnNode(node, ts.Diagnostics.Dynamic_import_must_have_one_specifier_as_an_argument); + } + // see: parseArgumentOrArrayLiteralElement...we use this function which parse arguments of callExpression to parse specifier for dynamic import. + // parseArgumentOrArrayLiteralElement allows spread element to be in an argument list which is not allowed as specifier in dynamic import. + if (ts.isSpreadElement(nodeArguments[0])) { + return grammarErrorOnNode(nodeArguments[0], ts.Diagnostics.Specifier_of_dynamic_import_cannot_be_spread_element); } - return result; } } ts.createTypeChecker = createTypeChecker; + /** Like 'isDeclarationName', but returns true for LHS of `import { x as y }` or `export { x as y }`. */ + function isDeclarationNameOrImportPropertyName(name) { + switch (name.parent.kind) { + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: + return true; + default: + return ts.isDeclarationName(name); + } + } + function isSomeImportDeclaration(decl) { + switch (decl.kind) { + case 239 /* ImportClause */: // For default import + case 237 /* ImportEqualsDeclaration */: + case 240 /* NamespaceImport */: + case 242 /* ImportSpecifier */:// For rename import `x as y` + return true; + case 71 /* Identifier */: + // For regular import, `decl` is an Identifier under the ImportSpecifier. + return decl.parent.kind === 242 /* ImportSpecifier */; + default: + return false; + } + } })(ts || (ts = {})); -/// -/// -/// -/* @internal */ +/// +/// var ts; (function (ts) { - ; - /** - * This map contains information about the shape of each Node in "types.ts" pertaining to how - * each node should be traversed during a transformation. - * - * Each edge corresponds to a property in a Node subtype that should be traversed when visiting - * each child. The properties are assigned in the order in which traversal should occur. - * - * We only add entries for nodes that do not have a create/update pair defined in factory.ts - * - * NOTE: This needs to be kept up to date with changes to nodes in "types.ts". Currently, this - * map is not comprehensive. Only node edges relevant to tree transformation are - * currently defined. We may extend this to be more comprehensive, and eventually - * supplant the existing `forEachChild` implementation if performance is not - * significantly impacted. - */ - var nodeEdgeTraversalMap = ts.createMap((_a = {}, - _a[141 /* QualifiedName */] = [ - { name: "left", test: ts.isEntityName }, - { name: "right", test: ts.isIdentifier } - ], - _a[145 /* Decorator */] = [ - { name: "expression", test: ts.isLeftHandSideExpression } - ], - _a[182 /* TypeAssertionExpression */] = [ - { name: "type", test: ts.isTypeNode }, - { name: "expression", test: ts.isUnaryExpression } - ], - _a[200 /* AsExpression */] = [ - { name: "expression", test: ts.isExpression }, - { name: "type", test: ts.isTypeNode } - ], - _a[201 /* NonNullExpression */] = [ - { name: "expression", test: ts.isLeftHandSideExpression } - ], - _a[229 /* EnumDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isIdentifier }, - { name: "members", test: ts.isEnumMember } - ], - _a[230 /* ModuleDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isModuleName }, - { name: "body", test: ts.isModuleBody } - ], - _a[231 /* ModuleBlock */] = [ - { name: "statements", test: ts.isStatement } - ], - _a[234 /* ImportEqualsDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isIdentifier }, - { name: "moduleReference", test: ts.isModuleReference } - ], - _a[245 /* ExternalModuleReference */] = [ - { name: "expression", test: ts.isExpression, optional: true } - ], - _a[260 /* EnumMember */] = [ - { name: "name", test: ts.isPropertyName }, - { name: "initializer", test: ts.isExpression, optional: true, parenthesize: ts.parenthesizeExpressionForList } - ], - _a)); - function reduceNode(node, f, initial) { - return node ? f(initial, node) : initial; + function createSynthesizedNode(kind) { + var node = ts.createNode(kind, -1, -1); + node.flags |= 8 /* Synthesized */; + return node; } - function reduceNodeArray(nodes, f, initial) { - return nodes ? f(initial, nodes) : initial; + /* @internal */ + function updateNode(updated, original) { + if (updated !== original) { + setOriginalNode(updated, original); + setTextRange(updated, original); + if (original.startsOnNewLine) { + updated.startsOnNewLine = true; + } + ts.aggregateTransformFlags(updated); + } + return updated; } + ts.updateNode = updateNode; /** - * Similar to `reduceLeft`, performs a reduction against each child of a node. - * NOTE: Unlike `forEachChild`, this does *not* visit every node. Only nodes added to the - * `nodeEdgeTraversalMap` above will be visited. - * - * @param node The node containing the children to reduce. - * @param initial The initial value to supply to the reduction. - * @param f The callback function + * Make `elements` into a `NodeArray`. If `elements` is `undefined`, returns an empty `NodeArray`. */ - function reduceEachChild(node, initial, cbNode, cbNodeArray) { - if (node === undefined) { - return initial; - } - var reduceNodes = cbNodeArray ? reduceNodeArray : ts.reduceLeft; - var cbNodes = cbNodeArray || cbNode; - var kind = node.kind; - // No need to visit nodes with no children. - if ((kind > 0 /* FirstToken */ && kind <= 140 /* LastToken */)) { - return initial; - } - // We do not yet support types. - if ((kind >= 156 /* TypePredicate */ && kind <= 171 /* LiteralType */)) { - return initial; + function createNodeArray(elements, hasTrailingComma) { + if (elements) { + if (ts.isNodeArray(elements)) { + return elements; + } } - var result = initial; - switch (node.kind) { - // Leaf nodes - case 203 /* SemicolonClassElement */: - case 206 /* EmptyStatement */: - case 198 /* OmittedExpression */: - case 222 /* DebuggerStatement */: - case 293 /* NotEmittedStatement */: - // No need to visit nodes with no children. - break; - // Names - case 142 /* ComputedPropertyName */: - result = reduceNode(node.expression, cbNode, result); - break; - // Signature elements - case 144 /* Parameter */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.initializer, cbNode, result); - break; - case 145 /* Decorator */: - result = reduceNode(node.expression, cbNode, result); - break; - // Type member - case 147 /* PropertyDeclaration */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.initializer, cbNode, result); - break; - case 149 /* MethodDeclaration */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNodes(node.typeParameters, cbNodes, result); - result = reduceNodes(node.parameters, cbNodes, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.body, cbNode, result); - break; - case 150 /* Constructor */: - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNodes(node.parameters, cbNodes, result); - result = reduceNode(node.body, cbNode, result); - break; - case 151 /* GetAccessor */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNodes(node.parameters, cbNodes, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.body, cbNode, result); - break; - case 152 /* SetAccessor */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNodes(node.parameters, cbNodes, result); - result = reduceNode(node.body, cbNode, result); - break; - // Binding patterns - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - result = reduceNodes(node.elements, cbNodes, result); - break; - case 174 /* BindingElement */: - result = reduceNode(node.propertyName, cbNode, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.initializer, cbNode, result); - break; - // Expression - case 175 /* ArrayLiteralExpression */: - result = reduceNodes(node.elements, cbNodes, result); - break; - case 176 /* ObjectLiteralExpression */: - result = reduceNodes(node.properties, cbNodes, result); - break; - case 177 /* PropertyAccessExpression */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNode(node.name, cbNode, result); - break; - case 178 /* ElementAccessExpression */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNode(node.argumentExpression, cbNode, result); - break; - case 179 /* CallExpression */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNodes(node.typeArguments, cbNodes, result); - result = reduceNodes(node.arguments, cbNodes, result); - break; - case 180 /* NewExpression */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNodes(node.typeArguments, cbNodes, result); - result = reduceNodes(node.arguments, cbNodes, result); - break; - case 181 /* TaggedTemplateExpression */: - result = reduceNode(node.tag, cbNode, result); - result = reduceNode(node.template, cbNode, result); - break; - case 184 /* FunctionExpression */: - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNodes(node.typeParameters, cbNodes, result); - result = reduceNodes(node.parameters, cbNodes, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.body, cbNode, result); - break; - case 185 /* ArrowFunction */: - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNodes(node.typeParameters, cbNodes, result); - result = reduceNodes(node.parameters, cbNodes, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.body, cbNode, result); - break; - case 183 /* ParenthesizedExpression */: - case 186 /* DeleteExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 189 /* AwaitExpression */: - case 195 /* YieldExpression */: - case 196 /* SpreadElement */: - case 201 /* NonNullExpression */: - result = reduceNode(node.expression, cbNode, result); - break; - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: - result = reduceNode(node.operand, cbNode, result); - break; - case 192 /* BinaryExpression */: - result = reduceNode(node.left, cbNode, result); - result = reduceNode(node.right, cbNode, result); - break; - case 193 /* ConditionalExpression */: - result = reduceNode(node.condition, cbNode, result); - result = reduceNode(node.whenTrue, cbNode, result); - result = reduceNode(node.whenFalse, cbNode, result); - break; - case 194 /* TemplateExpression */: - result = reduceNode(node.head, cbNode, result); - result = reduceNodes(node.templateSpans, cbNodes, result); - break; - case 197 /* ClassExpression */: - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNodes(node.typeParameters, cbNodes, result); - result = reduceNodes(node.heritageClauses, cbNodes, result); - result = reduceNodes(node.members, cbNodes, result); - break; - case 199 /* ExpressionWithTypeArguments */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNodes(node.typeArguments, cbNodes, result); - break; - // Misc - case 202 /* TemplateSpan */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNode(node.literal, cbNode, result); - break; - // Element - case 204 /* Block */: - result = reduceNodes(node.statements, cbNodes, result); - break; - case 205 /* VariableStatement */: - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.declarationList, cbNode, result); - break; - case 207 /* ExpressionStatement */: - result = reduceNode(node.expression, cbNode, result); - break; - case 208 /* IfStatement */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNode(node.thenStatement, cbNode, result); - result = reduceNode(node.elseStatement, cbNode, result); - break; - case 209 /* DoStatement */: - result = reduceNode(node.statement, cbNode, result); - result = reduceNode(node.expression, cbNode, result); - break; - case 210 /* WhileStatement */: - case 217 /* WithStatement */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNode(node.statement, cbNode, result); - break; - case 211 /* ForStatement */: - result = reduceNode(node.initializer, cbNode, result); - result = reduceNode(node.condition, cbNode, result); - result = reduceNode(node.incrementor, cbNode, result); - result = reduceNode(node.statement, cbNode, result); - break; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - result = reduceNode(node.initializer, cbNode, result); - result = reduceNode(node.expression, cbNode, result); - result = reduceNode(node.statement, cbNode, result); - break; - case 216 /* ReturnStatement */: - case 220 /* ThrowStatement */: - result = reduceNode(node.expression, cbNode, result); - break; - case 218 /* SwitchStatement */: - result = reduceNode(node.expression, cbNode, result); - result = reduceNode(node.caseBlock, cbNode, result); - break; - case 219 /* LabeledStatement */: - result = reduceNode(node.label, cbNode, result); - result = reduceNode(node.statement, cbNode, result); - break; - case 221 /* TryStatement */: - result = reduceNode(node.tryBlock, cbNode, result); - result = reduceNode(node.catchClause, cbNode, result); - result = reduceNode(node.finallyBlock, cbNode, result); - break; - case 223 /* VariableDeclaration */: - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.initializer, cbNode, result); - break; - case 224 /* VariableDeclarationList */: - result = reduceNodes(node.declarations, cbNodes, result); - break; - case 225 /* FunctionDeclaration */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNodes(node.typeParameters, cbNodes, result); - result = reduceNodes(node.parameters, cbNodes, result); - result = reduceNode(node.type, cbNode, result); - result = reduceNode(node.body, cbNode, result); - break; - case 226 /* ClassDeclaration */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.name, cbNode, result); - result = reduceNodes(node.typeParameters, cbNodes, result); - result = reduceNodes(node.heritageClauses, cbNodes, result); - result = reduceNodes(node.members, cbNodes, result); - break; - case 232 /* CaseBlock */: - result = reduceNodes(node.clauses, cbNodes, result); - break; - case 235 /* ImportDeclaration */: - result = reduceNodes(node.decorators, cbNodes, result); - result = reduceNodes(node.modifiers, cbNodes, result); - result = reduceNode(node.importClause, cbNode, result); - result = reduceNode(node.moduleSpecifier, cbNode, result); - break; - case 236 /* ImportClause */: - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.namedBindings, cbNode, result); - break; - case 237 /* NamespaceImport */: - result = reduceNode(node.name, cbNode, result); - break; - case 238 /* NamedImports */: - case 242 /* NamedExports */: - result = reduceNodes(node.elements, cbNodes, result); - break; - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: - result = reduceNode(node.propertyName, cbNode, result); - result = reduceNode(node.name, cbNode, result); - break; - case 240 /* ExportAssignment */: - result = ts.reduceLeft(node.decorators, cbNode, result); - result = ts.reduceLeft(node.modifiers, cbNode, result); - result = reduceNode(node.expression, cbNode, result); - break; - case 241 /* ExportDeclaration */: - result = ts.reduceLeft(node.decorators, cbNode, result); - result = ts.reduceLeft(node.modifiers, cbNode, result); - result = reduceNode(node.exportClause, cbNode, result); - result = reduceNode(node.moduleSpecifier, cbNode, result); - break; - // JSX - case 246 /* JsxElement */: - result = reduceNode(node.openingElement, cbNode, result); - result = ts.reduceLeft(node.children, cbNode, result); - result = reduceNode(node.closingElement, cbNode, result); - break; - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: - result = reduceNode(node.tagName, cbNode, result); - result = reduceNodes(node.attributes, cbNodes, result); - break; - case 249 /* JsxClosingElement */: - result = reduceNode(node.tagName, cbNode, result); - break; - case 250 /* JsxAttribute */: - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.initializer, cbNode, result); - break; - case 251 /* JsxSpreadAttribute */: - result = reduceNode(node.expression, cbNode, result); - break; - case 252 /* JsxExpression */: - result = reduceNode(node.expression, cbNode, result); - break; - // Clauses - case 253 /* CaseClause */: - result = reduceNode(node.expression, cbNode, result); - // fall-through - case 254 /* DefaultClause */: - result = reduceNodes(node.statements, cbNodes, result); - break; - case 255 /* HeritageClause */: - result = reduceNodes(node.types, cbNodes, result); - break; - case 256 /* CatchClause */: - result = reduceNode(node.variableDeclaration, cbNode, result); - result = reduceNode(node.block, cbNode, result); - break; - // Property assignments - case 257 /* PropertyAssignment */: - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.initializer, cbNode, result); - break; - case 258 /* ShorthandPropertyAssignment */: - result = reduceNode(node.name, cbNode, result); - result = reduceNode(node.objectAssignmentInitializer, cbNode, result); - break; - case 259 /* SpreadAssignment */: - result = reduceNode(node.expression, cbNode, result); - break; - // Top-level nodes - case 261 /* SourceFile */: - result = reduceNodes(node.statements, cbNodes, result); - break; - case 294 /* PartiallyEmittedExpression */: - result = reduceNode(node.expression, cbNode, result); - break; - default: - var edgeTraversalPath = nodeEdgeTraversalMap[kind]; - if (edgeTraversalPath) { - for (var _i = 0, edgeTraversalPath_1 = edgeTraversalPath; _i < edgeTraversalPath_1.length; _i++) { - var edge = edgeTraversalPath_1[_i]; - var value = node[edge.name]; - if (value !== undefined) { - result = ts.isArray(value) - ? reduceNodes(value, cbNodes, result) - : cbNode(result, value); - } - } - } - break; + else { + elements = []; } - return result; + var array = elements; + array.pos = -1; + array.end = -1; + array.hasTrailingComma = hasTrailingComma; + return array; } - ts.reduceEachChild = reduceEachChild; - function visitNode(node, visitor, test, optional, lift, parenthesize, parentNode) { - if (node === undefined || visitor === undefined) { - return node; - } - aggregateTransformFlags(node); - var visited = visitor(node); - if (visited === node) { - return node; + ts.createNodeArray = createNodeArray; + /** + * Creates a shallow, memberwise clone of a node with no source map location. + */ + /* @internal */ + function getSynthesizedClone(node) { + // We don't use "clone" from core.ts here, as we need to preserve the prototype chain of + // the original node. We also need to exclude specific properties and only include own- + // properties (to skip members already defined on the shared prototype). + if (node === undefined) { + return undefined; } - var visitedNode; - if (visited === undefined) { - if (!optional) { - Debug.failNotOptional(); + var clone = createSynthesizedNode(node.kind); + clone.flags |= node.flags; + setOriginalNode(clone, node); + for (var key in node) { + if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) { + continue; } - return undefined; + clone[key] = node[key]; } - else if (ts.isArray(visited)) { - visitedNode = (lift || extractSingleNode)(visited); + return clone; + } + ts.getSynthesizedClone = getSynthesizedClone; + function createLiteral(value) { + if (typeof value === "number") { + return createNumericLiteral(value + ""); } - else { - visitedNode = visited; + if (typeof value === "boolean") { + return value ? createTrue() : createFalse(); } - if (parenthesize !== undefined) { - visitedNode = parenthesize(visitedNode, parentNode); + if (ts.isString(value)) { + return createStringLiteral(value); } - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - return visitedNode; + return createLiteralFromNode(value); } - ts.visitNode = visitNode; - function visitNodes(nodes, visitor, test, start, count, parenthesize, parentNode) { - if (nodes === undefined) { - return undefined; + ts.createLiteral = createLiteral; + function createNumericLiteral(value) { + var node = createSynthesizedNode(8 /* NumericLiteral */); + node.text = value; + node.numericLiteralFlags = 0; + return node; + } + ts.createNumericLiteral = createNumericLiteral; + function createStringLiteral(text) { + var node = createSynthesizedNode(9 /* StringLiteral */); + node.text = text; + return node; + } + function createLiteralFromNode(sourceNode) { + var node = createStringLiteral(ts.getTextOfIdentifierOrLiteral(sourceNode)); + node.textSourceNode = sourceNode; + return node; + } + function createIdentifier(text, typeArguments) { + var node = createSynthesizedNode(71 /* Identifier */); + node.escapedText = ts.escapeLeadingUnderscores(text); + node.originalKeywordKind = text ? ts.stringToToken(text) : 0 /* Unknown */; + node.autoGenerateKind = 0 /* None */; + node.autoGenerateId = 0; + if (typeArguments) { + node.typeArguments = createNodeArray(typeArguments); } - var updated; - // Ensure start and count have valid values - var length = nodes.length; - if (start === undefined || start < 0) { - start = 0; - } - if (count === undefined || count > length - start) { - count = length - start; - } - if (start > 0 || count < length) { - // If we are not visiting all of the original nodes, we must always create a new array. - // Since this is a fragment of a node array, we do not copy over the previous location - // and will only copy over `hasTrailingComma` if we are including the last element. - updated = ts.createNodeArray([], /*location*/ undefined, - /*hasTrailingComma*/ nodes.hasTrailingComma && start + count === length); - } - // Visit each original node. - for (var i = 0; i < count; i++) { - var node = nodes[i + start]; - aggregateTransformFlags(node); - var visited = node !== undefined ? visitor(node) : undefined; - if (updated !== undefined || visited === undefined || visited !== node) { - if (updated === undefined) { - // Ensure we have a copy of `nodes`, up to the current index. - updated = ts.createNodeArray(nodes.slice(0, i), /*location*/ nodes, nodes.hasTrailingComma); - } - if (visited) { - if (ts.isArray(visited)) { - for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) { - var visitedNode = visited_1[_i]; - visitedNode = parenthesize - ? parenthesize(visitedNode, parentNode) - : visitedNode; - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - updated.push(visitedNode); - } - } - else { - var visitedNode = parenthesize - ? parenthesize(visited, parentNode) - : visited; - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - updated.push(visitedNode); - } - } - } - } - return updated || nodes; + return node; } - ts.visitNodes = visitNodes; - /** - * Starts a new lexical environment and visits a statement list, ending the lexical environment - * and merging hoisted declarations upon completion. - */ - function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) { - context.startLexicalEnvironment(); - statements = visitNodes(statements, visitor, ts.isStatement, start); - if (ensureUseStrict && !ts.startsWithUseStrict(statements)) { - statements = ts.createNodeArray([ts.createStatement(ts.createLiteral("use strict"))].concat(statements), statements); + ts.createIdentifier = createIdentifier; + function updateIdentifier(node, typeArguments) { + return node.typeArguments !== typeArguments + ? updateNode(createIdentifier(ts.idText(node), typeArguments), node) + : node; + } + ts.updateIdentifier = updateIdentifier; + var nextAutoGenerateId = 0; + /** Create a unique temporary variable. */ + function createTempVariable(recordTempVariable) { + var name = createIdentifier(""); + name.autoGenerateKind = 1 /* Auto */; + name.autoGenerateId = nextAutoGenerateId; + nextAutoGenerateId++; + if (recordTempVariable) { + recordTempVariable(name); } - var declarations = context.endLexicalEnvironment(); - return ts.createNodeArray(ts.concatenate(statements, declarations), statements); + return name; } - ts.visitLexicalEnvironment = visitLexicalEnvironment; - /** - * Starts a new lexical environment and visits a parameter list, suspending the lexical - * environment upon completion. - */ - function visitParameterList(nodes, visitor, context) { - context.startLexicalEnvironment(); - var updated = visitNodes(nodes, visitor, ts.isParameterDeclaration); - context.suspendLexicalEnvironment(); - return updated; + ts.createTempVariable = createTempVariable; + /** Create a unique temporary variable for use in a loop. */ + function createLoopVariable() { + var name = createIdentifier(""); + name.autoGenerateKind = 2 /* Loop */; + name.autoGenerateId = nextAutoGenerateId; + nextAutoGenerateId++; + return name; } - ts.visitParameterList = visitParameterList; - function visitFunctionBody(node, visitor, context) { - context.resumeLexicalEnvironment(); - var updated = visitNode(node, visitor, ts.isConciseBody); - var declarations = context.endLexicalEnvironment(); - if (ts.some(declarations)) { - var block = ts.convertToFunctionBody(updated); - var statements = mergeLexicalEnvironment(block.statements, declarations); - return ts.updateBlock(block, statements); - } - return updated; + ts.createLoopVariable = createLoopVariable; + /** Create a unique name based on the supplied text. */ + function createUniqueName(text) { + var name = createIdentifier(text); + name.autoGenerateKind = 3 /* Unique */; + name.autoGenerateId = nextAutoGenerateId; + nextAutoGenerateId++; + return name; } - ts.visitFunctionBody = visitFunctionBody; - function visitEachChild(node, visitor, context) { - if (node === undefined) { - return undefined; - } - var kind = node.kind; - // No need to visit nodes with no children. - if ((kind > 0 /* FirstToken */ && kind <= 140 /* LastToken */)) { - return node; - } - // We do not yet support types. - if ((kind >= 156 /* TypePredicate */ && kind <= 171 /* LiteralType */)) { - return node; - } - switch (node.kind) { - case 203 /* SemicolonClassElement */: - case 206 /* EmptyStatement */: - case 198 /* OmittedExpression */: - case 222 /* DebuggerStatement */: - // No need to visit nodes with no children. - return node; - // Names - case 142 /* ComputedPropertyName */: - return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression)); - // Signature elements - case 144 /* Parameter */: - return ts.updateParameter(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), node.dotDotDotToken, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - // Type member - case 147 /* PropertyDeclaration */: - return ts.updateProperty(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - case 149 /* MethodDeclaration */: - return ts.updateMethod(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 150 /* Constructor */: - return ts.updateConstructor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context), visitFunctionBody(node.body, visitor, context)); - case 151 /* GetAccessor */: - return ts.updateGetAccessor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 152 /* SetAccessor */: - return ts.updateSetAccessor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context), visitFunctionBody(node.body, visitor, context)); - // Binding patterns - case 172 /* ObjectBindingPattern */: - return ts.updateObjectBindingPattern(node, visitNodes(node.elements, visitor, ts.isBindingElement)); - case 173 /* ArrayBindingPattern */: - return ts.updateArrayBindingPattern(node, visitNodes(node.elements, visitor, ts.isArrayBindingElement)); - case 174 /* BindingElement */: - return ts.updateBindingElement(node, node.dotDotDotToken, visitNode(node.propertyName, visitor, ts.isPropertyName, /*optional*/ true), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - // Expression - case 175 /* ArrayLiteralExpression */: - return ts.updateArrayLiteral(node, visitNodes(node.elements, visitor, ts.isExpression)); - case 176 /* ObjectLiteralExpression */: - return ts.updateObjectLiteral(node, visitNodes(node.properties, visitor, ts.isObjectLiteralElementLike)); - case 177 /* PropertyAccessExpression */: - return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifier)); - case 178 /* ElementAccessExpression */: - return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression)); - case 179 /* CallExpression */: - return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNodes(node.arguments, visitor, ts.isExpression)); - case 180 /* NewExpression */: - return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNodes(node.arguments, visitor, ts.isExpression)); - case 181 /* TaggedTemplateExpression */: - return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral)); - case 183 /* ParenthesizedExpression */: - return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression)); - case 184 /* FunctionExpression */: - return ts.updateFunctionExpression(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 185 /* ArrowFunction */: - return ts.updateArrowFunction(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 186 /* DeleteExpression */: - return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression)); - case 187 /* TypeOfExpression */: - return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression)); - case 188 /* VoidExpression */: - return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression)); - case 189 /* AwaitExpression */: - return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression)); - case 192 /* BinaryExpression */: - return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression)); - case 190 /* PrefixUnaryExpression */: - return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression)); - case 191 /* PostfixUnaryExpression */: - return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression)); - case 193 /* ConditionalExpression */: - return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.whenFalse, visitor, ts.isExpression)); - case 194 /* TemplateExpression */: - return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), visitNodes(node.templateSpans, visitor, ts.isTemplateSpan)); - case 195 /* YieldExpression */: - return ts.updateYield(node, visitNode(node.expression, visitor, ts.isExpression)); - case 196 /* SpreadElement */: - return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression)); - case 197 /* ClassExpression */: - return ts.updateClassExpression(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), visitNodes(node.members, visitor, ts.isClassElement)); - case 199 /* ExpressionWithTypeArguments */: - return ts.updateExpressionWithTypeArguments(node, visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); - // Misc - case 202 /* TemplateSpan */: - return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail)); - // Element - case 204 /* Block */: - return ts.updateBlock(node, visitNodes(node.statements, visitor, ts.isStatement)); - case 205 /* VariableStatement */: - return ts.updateVariableStatement(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList)); - case 207 /* ExpressionStatement */: - return ts.updateStatement(node, visitNode(node.expression, visitor, ts.isExpression)); - case 208 /* IfStatement */: - return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, /*optional*/ false, liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, /*optional*/ true, liftToBlock)); - case 209 /* DoStatement */: - return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock), visitNode(node.expression, visitor, ts.isExpression)); - case 210 /* WhileStatement */: - return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 211 /* ForStatement */: - return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 212 /* ForInStatement */: - return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 213 /* ForOfStatement */: - return ts.updateForOf(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 214 /* ContinueStatement */: - return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier, /*optional*/ true)); - case 215 /* BreakStatement */: - return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier, /*optional*/ true)); - case 216 /* ReturnStatement */: - return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true)); - case 217 /* WithStatement */: - return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 218 /* SwitchStatement */: - return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock)); - case 219 /* LabeledStatement */: - return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 220 /* ThrowStatement */: - return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression)); - case 221 /* TryStatement */: - return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause, /*optional*/ true), visitNode(node.finallyBlock, visitor, ts.isBlock, /*optional*/ true)); - case 223 /* VariableDeclaration */: - return ts.updateVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - case 224 /* VariableDeclarationList */: - return ts.updateVariableDeclarationList(node, visitNodes(node.declarations, visitor, ts.isVariableDeclaration)); - case 225 /* FunctionDeclaration */: - return ts.updateFunctionDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 226 /* ClassDeclaration */: - return ts.updateClassDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), visitNodes(node.members, visitor, ts.isClassElement)); - case 232 /* CaseBlock */: - return ts.updateCaseBlock(node, visitNodes(node.clauses, visitor, ts.isCaseOrDefaultClause)); - case 235 /* ImportDeclaration */: - return ts.updateImportDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause, /*optional*/ true), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); - case 236 /* ImportClause */: - return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings, /*optional*/ true)); - case 237 /* NamespaceImport */: - return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier)); - case 238 /* NamedImports */: - return ts.updateNamedImports(node, visitNodes(node.elements, visitor, ts.isImportSpecifier)); - case 239 /* ImportSpecifier */: - return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.name, visitor, ts.isIdentifier)); - case 240 /* ExportAssignment */: - return ts.updateExportAssignment(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression)); - case 241 /* ExportDeclaration */: - return ts.updateExportDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExports, /*optional*/ true), visitNode(node.moduleSpecifier, visitor, ts.isExpression, /*optional*/ true)); - case 242 /* NamedExports */: - return ts.updateNamedExports(node, visitNodes(node.elements, visitor, ts.isExportSpecifier)); - case 243 /* ExportSpecifier */: - return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.name, visitor, ts.isIdentifier)); - // JSX - case 246 /* JsxElement */: - return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), visitNodes(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement)); - case 247 /* JsxSelfClosingElement */: - return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNodes(node.attributes, visitor, ts.isJsxAttributeLike)); - case 248 /* JsxOpeningElement */: - return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNodes(node.attributes, visitor, ts.isJsxAttributeLike)); - case 249 /* JsxClosingElement */: - return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression)); - case 250 /* JsxAttribute */: - return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression)); - case 251 /* JsxSpreadAttribute */: - return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression)); - case 252 /* JsxExpression */: - return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression)); - // Clauses - case 253 /* CaseClause */: - return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.statements, visitor, ts.isStatement)); - case 254 /* DefaultClause */: - return ts.updateDefaultClause(node, visitNodes(node.statements, visitor, ts.isStatement)); - case 255 /* HeritageClause */: - return ts.updateHeritageClause(node, visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments)); - case 256 /* CatchClause */: - return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock)); - // Property assignments - case 257 /* PropertyAssignment */: - return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); - case 258 /* ShorthandPropertyAssignment */: - return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression)); - case 259 /* SpreadAssignment */: - return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression)); - // Top-level nodes - case 261 /* SourceFile */: - return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context)); - // Transformation nodes - case 294 /* PartiallyEmittedExpression */: - return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression)); - default: - var updated = void 0; - var edgeTraversalPath = nodeEdgeTraversalMap[kind]; - if (edgeTraversalPath) { - for (var _i = 0, edgeTraversalPath_2 = edgeTraversalPath; _i < edgeTraversalPath_2.length; _i++) { - var edge = edgeTraversalPath_2[_i]; - var value = node[edge.name]; - if (value !== undefined) { - var visited = ts.isArray(value) - ? visitNodes(value, visitor, edge.test, 0, value.length, edge.parenthesize, node) - : visitNode(value, visitor, edge.test, edge.optional, edge.lift, edge.parenthesize, node); - if (updated !== undefined || visited !== value) { - if (updated === undefined) { - updated = ts.getMutableClone(node); - } - if (visited !== value) { - updated[edge.name] = visited; - } - } - } - } - } - return updated ? ts.updateNode(updated, node) : node; - } - // return node; + ts.createUniqueName = createUniqueName; + /** Create a unique name generated for a node. */ + function getGeneratedNameForNode(node) { + var name = createIdentifier(""); + name.autoGenerateKind = 4 /* Node */; + name.autoGenerateId = nextAutoGenerateId; + name.original = node; + nextAutoGenerateId++; + return name; } - ts.visitEachChild = visitEachChild; - function mergeLexicalEnvironment(statements, declarations) { - if (!ts.some(declarations)) { - return statements; - } - return ts.isNodeArray(statements) - ? ts.createNodeArray(ts.concatenate(statements, declarations), statements) - : ts.addRange(statements, declarations); + ts.getGeneratedNameForNode = getGeneratedNameForNode; + // Punctuation + function createToken(token) { + return createSynthesizedNode(token); } - ts.mergeLexicalEnvironment = mergeLexicalEnvironment; - function mergeFunctionBodyLexicalEnvironment(body, declarations) { - if (body && declarations !== undefined && declarations.length > 0) { - if (ts.isBlock(body)) { - return ts.updateBlock(body, ts.createNodeArray(ts.concatenate(body.statements, declarations), body.statements)); - } - else { - return ts.createBlock(ts.createNodeArray([ts.createReturn(body, /*location*/ body)].concat(declarations), body), - /*location*/ body, - /*multiLine*/ true); - } - } - return body; + ts.createToken = createToken; + // Reserved words + function createSuper() { + return createSynthesizedNode(97 /* SuperKeyword */); } - ts.mergeFunctionBodyLexicalEnvironment = mergeFunctionBodyLexicalEnvironment; - /** - * Lifts a NodeArray containing only Statement nodes to a block. - * - * @param nodes The NodeArray. - */ - function liftToBlock(nodes) { - Debug.assert(ts.every(nodes, ts.isStatement), "Cannot lift nodes to a Block."); - return ts.singleOrUndefined(nodes) || ts.createBlock(nodes); + ts.createSuper = createSuper; + function createThis() { + return createSynthesizedNode(99 /* ThisKeyword */); } - ts.liftToBlock = liftToBlock; - /** - * Extracts the single node from a NodeArray. - * - * @param nodes The NodeArray. - */ - function extractSingleNode(nodes) { - Debug.assert(nodes.length <= 1, "Too many nodes written to output."); - return ts.singleOrUndefined(nodes); + ts.createThis = createThis; + function createNull() { + return createSynthesizedNode(95 /* NullKeyword */); } - /** - * Aggregates the TransformFlags for a Node and its subtree. - */ - function aggregateTransformFlags(node) { - aggregateTransformFlagsForNode(node); + ts.createNull = createNull; + function createTrue() { + return createSynthesizedNode(101 /* TrueKeyword */); + } + ts.createTrue = createTrue; + function createFalse() { + return createSynthesizedNode(86 /* FalseKeyword */); + } + ts.createFalse = createFalse; + // Names + function createQualifiedName(left, right) { + var node = createSynthesizedNode(143 /* QualifiedName */); + node.left = left; + node.right = asName(right); return node; } - ts.aggregateTransformFlags = aggregateTransformFlags; - /** - * Aggregates the TransformFlags for a Node and its subtree. The flags for the subtree are - * computed first, then the transform flags for the current node are computed from the subtree - * flags and the state of the current node. Finally, the transform flags of the node are - * returned, excluding any flags that should not be included in its parent node's subtree - * flags. - */ - function aggregateTransformFlagsForNode(node) { - if (node === undefined) { - return 0 /* None */; - } - if (node.transformFlags & 536870912 /* HasComputedFlags */) { - return node.transformFlags & ~ts.getTransformFlagsSubtreeExclusions(node.kind); - } - var subtreeFlags = aggregateTransformFlagsForSubtree(node); - return ts.computeTransformFlagsForNode(node, subtreeFlags); + ts.createQualifiedName = createQualifiedName; + function updateQualifiedName(node, left, right) { + return node.left !== left + || node.right !== right + ? updateNode(createQualifiedName(left, right), node) + : node; } - function aggregateTransformFlagsForNodeArray(nodes) { - if (nodes === undefined) { - return 0 /* None */; - } - var subtreeFlags = 0 /* None */; - var nodeArrayFlags = 0 /* None */; - for (var _i = 0, nodes_3 = nodes; _i < nodes_3.length; _i++) { - var node = nodes_3[_i]; - subtreeFlags |= aggregateTransformFlagsForNode(node); - nodeArrayFlags |= node.transformFlags & ~536870912 /* HasComputedFlags */; - } - nodes.transformFlags = nodeArrayFlags | 536870912 /* HasComputedFlags */; - return subtreeFlags; + ts.updateQualifiedName = updateQualifiedName; + function createComputedPropertyName(expression) { + var node = createSynthesizedNode(144 /* ComputedPropertyName */); + node.expression = expression; + return node; } - /** - * Aggregates the transform flags for the subtree of a node. - */ - function aggregateTransformFlagsForSubtree(node) { - // We do not transform ambient declarations or types, so there is no need to - // recursively aggregate transform flags. - if (ts.hasModifier(node, 2 /* Ambient */) || (ts.isTypeNode(node) && node.kind !== 199 /* ExpressionWithTypeArguments */)) { - return 0 /* None */; - } - // Aggregate the transform flags of each child. - return reduceEachChild(node, 0 /* None */, aggregateTransformFlagsForChildNode, aggregateTransformFlagsForChildNodes); + ts.createComputedPropertyName = createComputedPropertyName; + function updateComputedPropertyName(node, expression) { + return node.expression !== expression + ? updateNode(createComputedPropertyName(expression), node) + : node; } - /** - * Aggregates the TransformFlags of a child node with the TransformFlags of its - * siblings. - */ - function aggregateTransformFlagsForChildNode(transformFlags, node) { - return transformFlags | aggregateTransformFlagsForNode(node); + ts.updateComputedPropertyName = updateComputedPropertyName; + // Signature elements + function createTypeParameterDeclaration(name, constraint, defaultType) { + var node = createSynthesizedNode(145 /* TypeParameter */); + node.name = asName(name); + node.constraint = constraint; + node.default = defaultType; + return node; } - function aggregateTransformFlagsForChildNodes(transformFlags, nodes) { - return transformFlags | aggregateTransformFlagsForNodeArray(nodes); + ts.createTypeParameterDeclaration = createTypeParameterDeclaration; + function updateTypeParameterDeclaration(node, name, constraint, defaultType) { + return node.name !== name + || node.constraint !== constraint + || node.default !== defaultType + ? updateNode(createTypeParameterDeclaration(name, constraint, defaultType), node) + : node; } - var Debug; - (function (Debug) { - Debug.failNotOptional = Debug.shouldAssert(1 /* Normal */) - ? function (message) { return Debug.assert(false, message || "Node not optional."); } - : ts.noop; - Debug.failBadSyntaxKind = Debug.shouldAssert(1 /* Normal */) - ? function (node, message) { return Debug.assert(false, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected."; }); } - : ts.noop; - Debug.assertEachNode = Debug.shouldAssert(1 /* Normal */) - ? function (nodes, test, message) { return Debug.assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + getFunctionName(test) + "'."; }); } - : ts.noop; - Debug.assertNode = Debug.shouldAssert(1 /* Normal */) - ? function (node, test, message) { return Debug.assert(test === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }); } - : ts.noop; - Debug.assertOptionalNode = Debug.shouldAssert(1 /* Normal */) - ? function (node, test, message) { return Debug.assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + getFunctionName(test) + "'."; }); } - : ts.noop; - Debug.assertOptionalToken = Debug.shouldAssert(1 /* Normal */) - ? function (node, kind, message) { return Debug.assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was not a '" + ts.formatSyntaxKind(kind) + "' token."; }); } - : ts.noop; - Debug.assertMissingNode = Debug.shouldAssert(1 /* Normal */) - ? function (node, message) { return Debug.assert(node === undefined, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected'."; }); } - : ts.noop; - function getFunctionName(func) { - if (typeof func !== "function") { - return ""; - } - else if (func.hasOwnProperty("name")) { - return func.name; - } - else { - var text = Function.prototype.toString.call(func); - var match = /^function\s+([\w\$]+)\s*\(/.exec(text); - return match ? match[1] : ""; - } - } - })(Debug = ts.Debug || (ts.Debug = {})); - var _a; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - var FlattenLevel; - (function (FlattenLevel) { - FlattenLevel[FlattenLevel["All"] = 0] = "All"; - FlattenLevel[FlattenLevel["ObjectRest"] = 1] = "ObjectRest"; - })(FlattenLevel = ts.FlattenLevel || (ts.FlattenLevel = {})); - /** - * Flattens a DestructuringAssignment or a VariableDeclaration to an expression. - * - * @param node The node to flatten. - * @param visitor An optional visitor used to visit initializers. - * @param context The transformation context. - * @param level Indicates the extent to which flattening should occur. - * @param needsValue An optional value indicating whether the value from the right-hand-side of - * the destructuring assignment is needed as part of a larger expression. - * @param createAssignmentCallback An optional callback used to create the assignment expression. - */ - function flattenDestructuringAssignment(node, visitor, context, level, needsValue, createAssignmentCallback) { - var location = node; - var value; - if (ts.isDestructuringAssignment(node)) { - value = node.right; - while (ts.isEmptyObjectLiteralOrArrayLiteral(node.left)) { - if (ts.isDestructuringAssignment(value)) { - location = node = value; - value = node.right; - } - else { - return value; - } - } - } - var expressions; - var flattenContext = { - context: context, - level: level, - hoistTempVariables: true, - emitExpression: emitExpression, - emitBindingOrAssignment: emitBindingOrAssignment, - createArrayBindingOrAssignmentPattern: makeArrayAssignmentPattern, - createObjectBindingOrAssignmentPattern: makeObjectAssignmentPattern, - createArrayBindingOrAssignmentElement: makeAssignmentElement, - visitor: visitor - }; - if (value) { - value = ts.visitNode(value, visitor, ts.isExpression); - if (needsValue) { - // If the right-hand value of the destructuring assignment needs to be preserved (as - // is the case when the destructuring assignment is part of a larger expression), - // then we need to cache the right-hand value. - // - // The source map location for the assignment should point to the entire binary - // expression. - value = ensureIdentifier(flattenContext, value, /*reuseIdentifierExpressions*/ true, location); - } - else if (ts.nodeIsSynthesized(node)) { - // Generally, the source map location for a destructuring assignment is the root - // expression. - // - // However, if the root expression is synthesized (as in the case - // of the initializer when transforming a ForOfStatement), then the source map - // location should point to the right-hand value of the expression. - location = value; - } - } - flattenBindingOrAssignmentElement(flattenContext, node, value, location, /*skipInitializer*/ ts.isDestructuringAssignment(node)); - if (value && needsValue) { - if (!ts.some(expressions)) { - return value; - } - expressions.push(value); - } - return ts.aggregateTransformFlags(ts.inlineExpressions(expressions)) || ts.createOmittedExpression(); - function emitExpression(expression) { - // NOTE: this completely disables source maps, but aligns with the behavior of - // `emitAssignment` in the old emitter. - ts.setEmitFlags(expression, 64 /* NoNestedSourceMaps */); - ts.aggregateTransformFlags(expression); - expressions = ts.append(expressions, expression); - } - function emitBindingOrAssignment(target, value, location, original) { - ts.Debug.assertNode(target, createAssignmentCallback ? ts.isIdentifier : ts.isExpression); - var expression = createAssignmentCallback - ? createAssignmentCallback(target, value, location) - : ts.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value, location); - expression.original = original; - emitExpression(expression); - } + ts.updateTypeParameterDeclaration = updateTypeParameterDeclaration; + function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) { + var node = createSynthesizedNode(146 /* Parameter */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.dotDotDotToken = dotDotDotToken; + node.name = asName(name); + node.questionToken = questionToken; + node.type = type; + node.initializer = initializer ? ts.parenthesizeExpressionForList(initializer) : undefined; + return node; } - ts.flattenDestructuringAssignment = flattenDestructuringAssignment; - /** - * Flattens a VariableDeclaration or ParameterDeclaration to one or more variable declarations. - * - * @param node The node to flatten. - * @param visitor An optional visitor used to visit initializers. - * @param context The transformation context. - * @param boundValue The value bound to the declaration. - * @param skipInitializer A value indicating whether to ignore the initializer of `node`. - * @param hoistTempVariables Indicates whether temporary variables should not be recorded in-line. - * @param level Indicates the extent to which flattening should occur. - */ - function flattenDestructuringBinding(node, visitor, context, level, rval, hoistTempVariables, skipInitializer) { - var pendingExpressions; - var pendingDeclarations = []; - var declarations = []; - var flattenContext = { - context: context, - level: level, - hoistTempVariables: hoistTempVariables, - emitExpression: emitExpression, - emitBindingOrAssignment: emitBindingOrAssignment, - createArrayBindingOrAssignmentPattern: makeArrayBindingPattern, - createObjectBindingOrAssignmentPattern: makeObjectBindingPattern, - createArrayBindingOrAssignmentElement: makeBindingElement, - visitor: visitor - }; - flattenBindingOrAssignmentElement(flattenContext, node, rval, node, skipInitializer); - if (pendingExpressions) { - var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - if (hoistTempVariables) { - var value = ts.inlineExpressions(pendingExpressions); - pendingExpressions = undefined; - emitBindingOrAssignment(temp, value, /*location*/ undefined, /*original*/ undefined); - } - else { - context.hoistVariableDeclaration(temp); - var pendingDeclaration = ts.lastOrUndefined(pendingDeclarations); - pendingDeclaration.pendingExpressions = ts.append(pendingDeclaration.pendingExpressions, ts.createAssignment(temp, pendingDeclaration.value)); - ts.addRange(pendingDeclaration.pendingExpressions, pendingExpressions); - pendingDeclaration.value = temp; - } - } - for (var _i = 0, pendingDeclarations_1 = pendingDeclarations; _i < pendingDeclarations_1.length; _i++) { - var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name_30 = _a.name, value = _a.value, location_2 = _a.location, original = _a.original; - var variable = ts.createVariableDeclaration(name_30, - /*type*/ undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value, location_2); - variable.original = original; - if (ts.isIdentifier(name_30)) { - ts.setEmitFlags(variable, 64 /* NoNestedSourceMaps */); - } - ts.aggregateTransformFlags(variable); - declarations.push(variable); - } - return declarations; - function emitExpression(value) { - pendingExpressions = ts.append(pendingExpressions, value); - } - function emitBindingOrAssignment(target, value, location, original) { - ts.Debug.assertNode(target, ts.isBindingName); - if (pendingExpressions) { - value = ts.inlineExpressions(ts.append(pendingExpressions, value)); - pendingExpressions = undefined; - } - pendingDeclarations.push({ pendingExpressions: pendingExpressions, name: target, value: value, location: location, original: original }); - } + ts.createParameter = createParameter; + function updateParameter(node, decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.dotDotDotToken !== dotDotDotToken + || node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer), node) + : node; } - ts.flattenDestructuringBinding = flattenDestructuringBinding; - /** - * Flattens a BindingOrAssignmentElement into zero or more bindings or assignments. - * - * @param flattenContext Options used to control flattening. - * @param element The element to flatten. - * @param value The current RHS value to assign to the element. - * @param location The location to use for source maps and comments. - * @param skipInitializer An optional value indicating whether to include the initializer - * for the element. - */ - function flattenBindingOrAssignmentElement(flattenContext, element, value, location, skipInitializer) { - if (!skipInitializer) { - var initializer = ts.visitNode(ts.getInitializerOfBindingOrAssignmentElement(element), flattenContext.visitor, ts.isExpression); - if (initializer) { - // Combine value and initializer - value = value ? createDefaultValueCheck(flattenContext, value, initializer, location) : initializer; - } - else if (!value) { - // Use 'void 0' in absence of value and initializer - value = ts.createVoidZero(); - } - } - var bindingTarget = ts.getTargetOfBindingOrAssignmentElement(element); - if (ts.isObjectBindingOrAssignmentPattern(bindingTarget)) { - flattenObjectBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location); - } - else if (ts.isArrayBindingOrAssignmentPattern(bindingTarget)) { - flattenArrayBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location); - } - else { - flattenContext.emitBindingOrAssignment(bindingTarget, value, location, /*original*/ element); - } + ts.updateParameter = updateParameter; + function createDecorator(expression) { + var node = createSynthesizedNode(147 /* Decorator */); + node.expression = ts.parenthesizeForAccess(expression); + return node; } - /** - * Flattens an ObjectBindingOrAssignmentPattern into zero or more bindings or assignments. - * - * @param flattenContext Options used to control flattening. - * @param parent The parent element of the pattern. - * @param pattern The ObjectBindingOrAssignmentPattern to flatten. - * @param value The current RHS value to assign to the element. - * @param location The location to use for source maps and comments. - */ - function flattenObjectBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) { - var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern); - var numElements = elements.length; - if (numElements !== 1) { - // For anything other than a single-element destructuring we need to generate a temporary - // to ensure value is evaluated exactly once. Additionally, if we have zero elements - // we need to emit *something* to ensure that in case a 'var' keyword was already emitted, - // so in that case, we'll intentionally create that temporary. - var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0; - value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location); - } - var bindingElements; - var computedTempVariables; - for (var i = 0; i < numElements; i++) { - var element = elements[i]; - if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) { - var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(element); - if (flattenContext.level >= 1 /* ObjectRest */ - && !(element.transformFlags & (524288 /* ContainsRest */ | 1048576 /* ContainsObjectRest */)) - && !(ts.getTargetOfBindingOrAssignmentElement(element).transformFlags & (524288 /* ContainsRest */ | 1048576 /* ContainsObjectRest */)) - && !ts.isComputedPropertyName(propertyName)) { - bindingElements = ts.append(bindingElements, element); - } - else { - if (bindingElements) { - flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern); - bindingElements = undefined; - } - var rhsValue = createDestructuringPropertyAccess(flattenContext, value, propertyName); - if (ts.isComputedPropertyName(propertyName)) { - computedTempVariables = ts.append(computedTempVariables, rhsValue.argumentExpression); - } - flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, /*location*/ element); - } - } - else if (i === numElements - 1) { - if (bindingElements) { - flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern); - bindingElements = undefined; - } - var rhsValue = createRestCall(flattenContext.context, value, elements, computedTempVariables, pattern); - flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element); - } - } - if (bindingElements) { - flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern); - } + ts.createDecorator = createDecorator; + function updateDecorator(node, expression) { + return node.expression !== expression + ? updateNode(createDecorator(expression), node) + : node; } - /** - * Flattens an ArrayBindingOrAssignmentPattern into zero or more bindings or assignments. - * - * @param flattenContext Options used to control flattening. - * @param parent The parent element of the pattern. - * @param pattern The ArrayBindingOrAssignmentPattern to flatten. - * @param value The current RHS value to assign to the element. - * @param location The location to use for source maps and comments. - */ - function flattenArrayBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) { - var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern); - var numElements = elements.length; - if (numElements !== 1 && (flattenContext.level < 1 /* ObjectRest */ || numElements === 0)) { - // For anything other than a single-element destructuring we need to generate a temporary - // to ensure value is evaluated exactly once. Additionally, if we have zero elements - // we need to emit *something* to ensure that in case a 'var' keyword was already emitted, - // so in that case, we'll intentionally create that temporary. - var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0; - value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location); - } - var bindingElements; - var restContainingElements; - for (var i = 0; i < numElements; i++) { - var element = elements[i]; - if (flattenContext.level >= 1 /* ObjectRest */) { - // If an array pattern contains an ObjectRest, we must cache the result so that we - // can perform the ObjectRest destructuring in a different declaration - if (element.transformFlags & 1048576 /* ContainsObjectRest */) { - var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - if (flattenContext.hoistTempVariables) { - flattenContext.context.hoistVariableDeclaration(temp); - } - restContainingElements = ts.append(restContainingElements, [temp, element]); - bindingElements = ts.append(bindingElements, flattenContext.createArrayBindingOrAssignmentElement(temp)); - } - else { - bindingElements = ts.append(bindingElements, element); - } - } - else if (ts.isOmittedExpression(element)) { - continue; - } - else if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) { - var rhsValue = ts.createElementAccess(value, i); - flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, /*location*/ element); - } - else if (i === numElements - 1) { - var rhsValue = ts.createArraySlice(value, i); - flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, /*location*/ element); - } - } - if (bindingElements) { - flattenContext.emitBindingOrAssignment(flattenContext.createArrayBindingOrAssignmentPattern(bindingElements), value, location, pattern); - } - if (restContainingElements) { - for (var _i = 0, restContainingElements_1 = restContainingElements; _i < restContainingElements_1.length; _i++) { - var _a = restContainingElements_1[_i], id = _a[0], element = _a[1]; - flattenBindingOrAssignmentElement(flattenContext, element, id, element); - } - } + ts.updateDecorator = updateDecorator; + // Type Elements + function createPropertySignature(modifiers, name, questionToken, type, initializer) { + var node = createSynthesizedNode(148 /* PropertySignature */); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.questionToken = questionToken; + node.type = type; + node.initializer = initializer; + return node; } - /** - * Creates an expression used to provide a default value if a value is `undefined` at runtime. - * - * @param flattenContext Options used to control flattening. - * @param value The RHS value to test. - * @param defaultValue The default value to use if `value` is `undefined` at runtime. - * @param location The location to use for source maps and comments. - */ - function createDefaultValueCheck(flattenContext, value, defaultValue, location) { - value = ensureIdentifier(flattenContext, value, /*reuseIdentifierExpressions*/ true, location); - return ts.createConditional(ts.createTypeCheck(value, "undefined"), defaultValue, value); + ts.createPropertySignature = createPropertySignature; + function updatePropertySignature(node, modifiers, name, questionToken, type, initializer) { + return node.modifiers !== modifiers + || node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createPropertySignature(modifiers, name, questionToken, type, initializer), node) + : node; } - /** - * Creates either a PropertyAccessExpression or an ElementAccessExpression for the - * right-hand side of a transformed destructuring assignment. - * - * @link https://tc39.github.io/ecma262/#sec-runtime-semantics-keyeddestructuringassignmentevaluation - * - * @param flattenContext Options used to control flattening. - * @param value The RHS value that is the source of the property. - * @param propertyName The destructuring property name. - */ - function createDestructuringPropertyAccess(flattenContext, value, propertyName) { - if (ts.isComputedPropertyName(propertyName)) { - var argumentExpression = ensureIdentifier(flattenContext, propertyName.expression, /*reuseIdentifierExpressions*/ false, /*location*/ propertyName); - return ts.createElementAccess(value, argumentExpression); - } - else if (ts.isStringOrNumericLiteral(propertyName)) { - var argumentExpression = ts.getSynthesizedClone(propertyName); - argumentExpression.text = ts.unescapeIdentifier(argumentExpression.text); - return ts.createElementAccess(value, argumentExpression); - } - else { - var name_31 = ts.createIdentifier(ts.unescapeIdentifier(propertyName.text)); - return ts.createPropertyAccess(value, name_31); - } + ts.updatePropertySignature = updatePropertySignature; + function createProperty(decorators, modifiers, name, questionToken, type, initializer) { + var node = createSynthesizedNode(149 /* PropertyDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.questionToken = questionToken; + node.type = type; + node.initializer = initializer; + return node; } - /** - * Ensures that there exists a declared identifier whose value holds the given expression. - * This function is useful to ensure that the expression's value can be read from in subsequent expressions. - * Unless 'reuseIdentifierExpressions' is false, 'value' will be returned if it is just an identifier. - * - * @param flattenContext Options used to control flattening. - * @param value the expression whose value needs to be bound. - * @param reuseIdentifierExpressions true if identifier expressions can simply be returned; - * false if it is necessary to always emit an identifier. - * @param location The location to use for source maps and comments. - */ - function ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location) { - if (ts.isIdentifier(value) && reuseIdentifierExpressions) { - return value; + ts.createProperty = createProperty; + function updateProperty(node, decorators, modifiers, name, questionToken, type, initializer) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createProperty(decorators, modifiers, name, questionToken, type, initializer), node) + : node; + } + ts.updateProperty = updateProperty; + function createMethodSignature(typeParameters, parameters, type, name, questionToken) { + var node = createSignatureDeclaration(150 /* MethodSignature */, typeParameters, parameters, type); + node.name = asName(name); + node.questionToken = questionToken; + return node; + } + ts.createMethodSignature = createMethodSignature; + function updateMethodSignature(node, typeParameters, parameters, type, name, questionToken) { + return node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.name !== name + || node.questionToken !== questionToken + ? updateNode(createMethodSignature(typeParameters, parameters, type, name, questionToken), node) + : node; + } + ts.updateMethodSignature = updateMethodSignature; + function createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(151 /* MethodDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.asteriskToken = asteriskToken; + node.name = asName(name); + node.questionToken = questionToken; + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createMethod = createMethod; + function updateMethod(node, decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.name !== name + || node.questionToken !== questionToken + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createMethod(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body), node) + : node; + } + ts.updateMethod = updateMethod; + function createConstructor(decorators, modifiers, parameters, body) { + var node = createSynthesizedNode(152 /* Constructor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.typeParameters = undefined; + node.parameters = createNodeArray(parameters); + node.type = undefined; + node.body = body; + return node; + } + ts.createConstructor = createConstructor; + function updateConstructor(node, decorators, modifiers, parameters, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.parameters !== parameters + || node.body !== body + ? updateNode(createConstructor(decorators, modifiers, parameters, body), node) + : node; + } + ts.updateConstructor = updateConstructor; + function createGetAccessor(decorators, modifiers, name, parameters, type, body) { + var node = createSynthesizedNode(153 /* GetAccessor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = undefined; + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createGetAccessor = createGetAccessor; + function updateGetAccessor(node, decorators, modifiers, name, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body), node) + : node; + } + ts.updateGetAccessor = updateGetAccessor; + function createSetAccessor(decorators, modifiers, name, parameters, body) { + var node = createSynthesizedNode(154 /* SetAccessor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = undefined; + node.parameters = createNodeArray(parameters); + node.body = body; + return node; + } + ts.createSetAccessor = createSetAccessor; + function updateSetAccessor(node, decorators, modifiers, name, parameters, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.parameters !== parameters + || node.body !== body + ? updateNode(createSetAccessor(decorators, modifiers, name, parameters, body), node) + : node; + } + ts.updateSetAccessor = updateSetAccessor; + function createCallSignature(typeParameters, parameters, type) { + return createSignatureDeclaration(155 /* CallSignature */, typeParameters, parameters, type); + } + ts.createCallSignature = createCallSignature; + function updateCallSignature(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateCallSignature = updateCallSignature; + function createConstructSignature(typeParameters, parameters, type) { + return createSignatureDeclaration(156 /* ConstructSignature */, typeParameters, parameters, type); + } + ts.createConstructSignature = createConstructSignature; + function updateConstructSignature(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateConstructSignature = updateConstructSignature; + function createIndexSignature(decorators, modifiers, parameters, type) { + var node = createSynthesizedNode(157 /* IndexSignature */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.parameters = createNodeArray(parameters); + node.type = type; + return node; + } + ts.createIndexSignature = createIndexSignature; + function updateIndexSignature(node, decorators, modifiers, parameters, type) { + return node.parameters !== parameters + || node.type !== type + || node.decorators !== decorators + || node.modifiers !== modifiers + ? updateNode(createIndexSignature(decorators, modifiers, parameters, type), node) + : node; + } + ts.updateIndexSignature = updateIndexSignature; + /* @internal */ + function createSignatureDeclaration(kind, typeParameters, parameters, type) { + var node = createSynthesizedNode(kind); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = asNodeArray(parameters); + node.type = type; + return node; + } + ts.createSignatureDeclaration = createSignatureDeclaration; + function updateSignatureDeclaration(node, typeParameters, parameters, type) { + return node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + ? updateNode(createSignatureDeclaration(node.kind, typeParameters, parameters, type), node) + : node; + } + // Types + function createKeywordTypeNode(kind) { + return createSynthesizedNode(kind); + } + ts.createKeywordTypeNode = createKeywordTypeNode; + function createTypePredicateNode(parameterName, type) { + var node = createSynthesizedNode(158 /* TypePredicate */); + node.parameterName = asName(parameterName); + node.type = type; + return node; + } + ts.createTypePredicateNode = createTypePredicateNode; + function updateTypePredicateNode(node, parameterName, type) { + return node.parameterName !== parameterName + || node.type !== type + ? updateNode(createTypePredicateNode(parameterName, type), node) + : node; + } + ts.updateTypePredicateNode = updateTypePredicateNode; + function createTypeReferenceNode(typeName, typeArguments) { + var node = createSynthesizedNode(159 /* TypeReference */); + node.typeName = asName(typeName); + node.typeArguments = typeArguments && ts.parenthesizeTypeParameters(typeArguments); + return node; + } + ts.createTypeReferenceNode = createTypeReferenceNode; + function updateTypeReferenceNode(node, typeName, typeArguments) { + return node.typeName !== typeName + || node.typeArguments !== typeArguments + ? updateNode(createTypeReferenceNode(typeName, typeArguments), node) + : node; + } + ts.updateTypeReferenceNode = updateTypeReferenceNode; + function createFunctionTypeNode(typeParameters, parameters, type) { + return createSignatureDeclaration(160 /* FunctionType */, typeParameters, parameters, type); + } + ts.createFunctionTypeNode = createFunctionTypeNode; + function updateFunctionTypeNode(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateFunctionTypeNode = updateFunctionTypeNode; + function createConstructorTypeNode(typeParameters, parameters, type) { + return createSignatureDeclaration(161 /* ConstructorType */, typeParameters, parameters, type); + } + ts.createConstructorTypeNode = createConstructorTypeNode; + function updateConstructorTypeNode(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateConstructorTypeNode = updateConstructorTypeNode; + function createTypeQueryNode(exprName) { + var node = createSynthesizedNode(162 /* TypeQuery */); + node.exprName = exprName; + return node; + } + ts.createTypeQueryNode = createTypeQueryNode; + function updateTypeQueryNode(node, exprName) { + return node.exprName !== exprName + ? updateNode(createTypeQueryNode(exprName), node) + : node; + } + ts.updateTypeQueryNode = updateTypeQueryNode; + function createTypeLiteralNode(members) { + var node = createSynthesizedNode(163 /* TypeLiteral */); + node.members = createNodeArray(members); + return node; + } + ts.createTypeLiteralNode = createTypeLiteralNode; + function updateTypeLiteralNode(node, members) { + return node.members !== members + ? updateNode(createTypeLiteralNode(members), node) + : node; + } + ts.updateTypeLiteralNode = updateTypeLiteralNode; + function createArrayTypeNode(elementType) { + var node = createSynthesizedNode(164 /* ArrayType */); + node.elementType = ts.parenthesizeArrayTypeMember(elementType); + return node; + } + ts.createArrayTypeNode = createArrayTypeNode; + function updateArrayTypeNode(node, elementType) { + return node.elementType !== elementType + ? updateNode(createArrayTypeNode(elementType), node) + : node; + } + ts.updateArrayTypeNode = updateArrayTypeNode; + function createTupleTypeNode(elementTypes) { + var node = createSynthesizedNode(165 /* TupleType */); + node.elementTypes = createNodeArray(elementTypes); + return node; + } + ts.createTupleTypeNode = createTupleTypeNode; + function updateTypleTypeNode(node, elementTypes) { + return node.elementTypes !== elementTypes + ? updateNode(createTupleTypeNode(elementTypes), node) + : node; + } + ts.updateTypleTypeNode = updateTypleTypeNode; + function createUnionTypeNode(types) { + return createUnionOrIntersectionTypeNode(166 /* UnionType */, types); + } + ts.createUnionTypeNode = createUnionTypeNode; + function updateUnionTypeNode(node, types) { + return updateUnionOrIntersectionTypeNode(node, types); + } + ts.updateUnionTypeNode = updateUnionTypeNode; + function createIntersectionTypeNode(types) { + return createUnionOrIntersectionTypeNode(167 /* IntersectionType */, types); + } + ts.createIntersectionTypeNode = createIntersectionTypeNode; + function updateIntersectionTypeNode(node, types) { + return updateUnionOrIntersectionTypeNode(node, types); + } + ts.updateIntersectionTypeNode = updateIntersectionTypeNode; + function createUnionOrIntersectionTypeNode(kind, types) { + var node = createSynthesizedNode(kind); + node.types = ts.parenthesizeElementTypeMembers(types); + return node; + } + ts.createUnionOrIntersectionTypeNode = createUnionOrIntersectionTypeNode; + function updateUnionOrIntersectionTypeNode(node, types) { + return node.types !== types + ? updateNode(createUnionOrIntersectionTypeNode(node.kind, types), node) + : node; + } + function createParenthesizedType(type) { + var node = createSynthesizedNode(168 /* ParenthesizedType */); + node.type = type; + return node; + } + ts.createParenthesizedType = createParenthesizedType; + function updateParenthesizedType(node, type) { + return node.type !== type + ? updateNode(createParenthesizedType(type), node) + : node; + } + ts.updateParenthesizedType = updateParenthesizedType; + function createThisTypeNode() { + return createSynthesizedNode(169 /* ThisType */); + } + ts.createThisTypeNode = createThisTypeNode; + function createTypeOperatorNode(type) { + var node = createSynthesizedNode(170 /* TypeOperator */); + node.operator = 127 /* KeyOfKeyword */; + node.type = ts.parenthesizeElementTypeMember(type); + return node; + } + ts.createTypeOperatorNode = createTypeOperatorNode; + function updateTypeOperatorNode(node, type) { + return node.type !== type ? updateNode(createTypeOperatorNode(type), node) : node; + } + ts.updateTypeOperatorNode = updateTypeOperatorNode; + function createIndexedAccessTypeNode(objectType, indexType) { + var node = createSynthesizedNode(171 /* IndexedAccessType */); + node.objectType = ts.parenthesizeElementTypeMember(objectType); + node.indexType = indexType; + return node; + } + ts.createIndexedAccessTypeNode = createIndexedAccessTypeNode; + function updateIndexedAccessTypeNode(node, objectType, indexType) { + return node.objectType !== objectType + || node.indexType !== indexType + ? updateNode(createIndexedAccessTypeNode(objectType, indexType), node) + : node; + } + ts.updateIndexedAccessTypeNode = updateIndexedAccessTypeNode; + function createMappedTypeNode(readonlyToken, typeParameter, questionToken, type) { + var node = createSynthesizedNode(172 /* MappedType */); + node.readonlyToken = readonlyToken; + node.typeParameter = typeParameter; + node.questionToken = questionToken; + node.type = type; + return node; + } + ts.createMappedTypeNode = createMappedTypeNode; + function updateMappedTypeNode(node, readonlyToken, typeParameter, questionToken, type) { + return node.readonlyToken !== readonlyToken + || node.typeParameter !== typeParameter + || node.questionToken !== questionToken + || node.type !== type + ? updateNode(createMappedTypeNode(readonlyToken, typeParameter, questionToken, type), node) + : node; + } + ts.updateMappedTypeNode = updateMappedTypeNode; + function createLiteralTypeNode(literal) { + var node = createSynthesizedNode(173 /* LiteralType */); + node.literal = literal; + return node; + } + ts.createLiteralTypeNode = createLiteralTypeNode; + function updateLiteralTypeNode(node, literal) { + return node.literal !== literal + ? updateNode(createLiteralTypeNode(literal), node) + : node; + } + ts.updateLiteralTypeNode = updateLiteralTypeNode; + // Binding Patterns + function createObjectBindingPattern(elements) { + var node = createSynthesizedNode(174 /* ObjectBindingPattern */); + node.elements = createNodeArray(elements); + return node; + } + ts.createObjectBindingPattern = createObjectBindingPattern; + function updateObjectBindingPattern(node, elements) { + return node.elements !== elements + ? updateNode(createObjectBindingPattern(elements), node) + : node; + } + ts.updateObjectBindingPattern = updateObjectBindingPattern; + function createArrayBindingPattern(elements) { + var node = createSynthesizedNode(175 /* ArrayBindingPattern */); + node.elements = createNodeArray(elements); + return node; + } + ts.createArrayBindingPattern = createArrayBindingPattern; + function updateArrayBindingPattern(node, elements) { + return node.elements !== elements + ? updateNode(createArrayBindingPattern(elements), node) + : node; + } + ts.updateArrayBindingPattern = updateArrayBindingPattern; + function createBindingElement(dotDotDotToken, propertyName, name, initializer) { + var node = createSynthesizedNode(176 /* BindingElement */); + node.dotDotDotToken = dotDotDotToken; + node.propertyName = asName(propertyName); + node.name = asName(name); + node.initializer = initializer; + return node; + } + ts.createBindingElement = createBindingElement; + function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) { + return node.propertyName !== propertyName + || node.dotDotDotToken !== dotDotDotToken + || node.name !== name + || node.initializer !== initializer + ? updateNode(createBindingElement(dotDotDotToken, propertyName, name, initializer), node) + : node; + } + ts.updateBindingElement = updateBindingElement; + // Expression + function createArrayLiteral(elements, multiLine) { + var node = createSynthesizedNode(177 /* ArrayLiteralExpression */); + node.elements = ts.parenthesizeListElements(createNodeArray(elements)); + if (multiLine) + node.multiLine = true; + return node; + } + ts.createArrayLiteral = createArrayLiteral; + function updateArrayLiteral(node, elements) { + return node.elements !== elements + ? updateNode(createArrayLiteral(elements, node.multiLine), node) + : node; + } + ts.updateArrayLiteral = updateArrayLiteral; + function createObjectLiteral(properties, multiLine) { + var node = createSynthesizedNode(178 /* ObjectLiteralExpression */); + node.properties = createNodeArray(properties); + if (multiLine) + node.multiLine = true; + return node; + } + ts.createObjectLiteral = createObjectLiteral; + function updateObjectLiteral(node, properties) { + return node.properties !== properties + ? updateNode(createObjectLiteral(properties, node.multiLine), node) + : node; + } + ts.updateObjectLiteral = updateObjectLiteral; + function createPropertyAccess(expression, name) { + var node = createSynthesizedNode(179 /* PropertyAccessExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.name = asName(name); + setEmitFlags(node, 131072 /* NoIndentation */); + return node; + } + ts.createPropertyAccess = createPropertyAccess; + function updatePropertyAccess(node, expression, name) { + // Because we are updating existed propertyAccess we want to inherit its emitFlags + // instead of using the default from createPropertyAccess + return node.expression !== expression + || node.name !== name + ? updateNode(setEmitFlags(createPropertyAccess(expression, name), ts.getEmitFlags(node)), node) + : node; + } + ts.updatePropertyAccess = updatePropertyAccess; + function createElementAccess(expression, index) { + var node = createSynthesizedNode(180 /* ElementAccessExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.argumentExpression = asExpression(index); + return node; + } + ts.createElementAccess = createElementAccess; + function updateElementAccess(node, expression, argumentExpression) { + return node.expression !== expression + || node.argumentExpression !== argumentExpression + ? updateNode(createElementAccess(expression, argumentExpression), node) + : node; + } + ts.updateElementAccess = updateElementAccess; + function createCall(expression, typeArguments, argumentsArray) { + var node = createSynthesizedNode(181 /* CallExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.typeArguments = asNodeArray(typeArguments); + node.arguments = ts.parenthesizeListElements(createNodeArray(argumentsArray)); + return node; + } + ts.createCall = createCall; + function updateCall(node, expression, typeArguments, argumentsArray) { + return node.expression !== expression + || node.typeArguments !== typeArguments + || node.arguments !== argumentsArray + ? updateNode(createCall(expression, typeArguments, argumentsArray), node) + : node; + } + ts.updateCall = updateCall; + function createNew(expression, typeArguments, argumentsArray) { + var node = createSynthesizedNode(182 /* NewExpression */); + node.expression = ts.parenthesizeForNew(expression); + node.typeArguments = asNodeArray(typeArguments); + node.arguments = argumentsArray ? ts.parenthesizeListElements(createNodeArray(argumentsArray)) : undefined; + return node; + } + ts.createNew = createNew; + function updateNew(node, expression, typeArguments, argumentsArray) { + return node.expression !== expression + || node.typeArguments !== typeArguments + || node.arguments !== argumentsArray + ? updateNode(createNew(expression, typeArguments, argumentsArray), node) + : node; + } + ts.updateNew = updateNew; + function createTaggedTemplate(tag, template) { + var node = createSynthesizedNode(183 /* TaggedTemplateExpression */); + node.tag = ts.parenthesizeForAccess(tag); + node.template = template; + return node; + } + ts.createTaggedTemplate = createTaggedTemplate; + function updateTaggedTemplate(node, tag, template) { + return node.tag !== tag + || node.template !== template + ? updateNode(createTaggedTemplate(tag, template), node) + : node; + } + ts.updateTaggedTemplate = updateTaggedTemplate; + function createTypeAssertion(type, expression) { + var node = createSynthesizedNode(184 /* TypeAssertionExpression */); + node.type = type; + node.expression = ts.parenthesizePrefixOperand(expression); + return node; + } + ts.createTypeAssertion = createTypeAssertion; + function updateTypeAssertion(node, type, expression) { + return node.type !== type + || node.expression !== expression + ? updateNode(createTypeAssertion(type, expression), node) + : node; + } + ts.updateTypeAssertion = updateTypeAssertion; + function createParen(expression) { + var node = createSynthesizedNode(185 /* ParenthesizedExpression */); + node.expression = expression; + return node; + } + ts.createParen = createParen; + function updateParen(node, expression) { + return node.expression !== expression + ? updateNode(createParen(expression), node) + : node; + } + ts.updateParen = updateParen; + function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(186 /* FunctionExpression */); + node.modifiers = asNodeArray(modifiers); + node.asteriskToken = asteriskToken; + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createFunctionExpression = createFunctionExpression; + function updateFunctionExpression(node, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + return node.name !== name + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body), node) + : node; + } + ts.updateFunctionExpression = updateFunctionExpression; + function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body) { + var node = createSynthesizedNode(187 /* ArrowFunction */); + node.modifiers = asNodeArray(modifiers); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.equalsGreaterThanToken = equalsGreaterThanToken || createToken(36 /* EqualsGreaterThanToken */); + node.body = ts.parenthesizeConciseBody(body); + return node; + } + ts.createArrowFunction = createArrowFunction; + function updateArrowFunction(node, modifiers, typeParameters, parameters, type, equalsGreaterThanTokenOrBody, bodyOrUndefined) { + var equalsGreaterThanToken; + var body; + if (bodyOrUndefined === undefined) { + equalsGreaterThanToken = node.equalsGreaterThanToken; + body = ts.cast(equalsGreaterThanTokenOrBody, ts.isConciseBody); } else { - var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - if (flattenContext.hoistTempVariables) { - flattenContext.context.hoistVariableDeclaration(temp); - flattenContext.emitExpression(ts.createAssignment(temp, value, location)); - } - else { - flattenContext.emitBindingOrAssignment(temp, value, location, /*original*/ undefined); - } - return temp; - } + equalsGreaterThanToken = ts.cast(equalsGreaterThanTokenOrBody, function (n) { + return n.kind === 36 /* EqualsGreaterThanToken */; + }); + body = bodyOrUndefined; + } + return node.modifiers !== modifiers + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.equalsGreaterThanToken !== equalsGreaterThanToken + || node.body !== body + ? updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body), node) + : node; } - function makeArrayBindingPattern(elements) { - ts.Debug.assertEachNode(elements, ts.isArrayBindingElement); - return ts.createArrayBindingPattern(elements); + ts.updateArrowFunction = updateArrowFunction; + function createDelete(expression) { + var node = createSynthesizedNode(188 /* DeleteExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; } - function makeArrayAssignmentPattern(elements) { - return ts.createArrayLiteral(ts.map(elements, ts.convertToArrayAssignmentElement)); + ts.createDelete = createDelete; + function updateDelete(node, expression) { + return node.expression !== expression + ? updateNode(createDelete(expression), node) + : node; } - function makeObjectBindingPattern(elements) { - ts.Debug.assertEachNode(elements, ts.isBindingElement); - return ts.createObjectBindingPattern(elements); + ts.updateDelete = updateDelete; + function createTypeOf(expression) { + var node = createSynthesizedNode(189 /* TypeOfExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; } - function makeObjectAssignmentPattern(elements) { - return ts.createObjectLiteral(ts.map(elements, ts.convertToObjectAssignmentElement)); + ts.createTypeOf = createTypeOf; + function updateTypeOf(node, expression) { + return node.expression !== expression + ? updateNode(createTypeOf(expression), node) + : node; } - function makeBindingElement(name) { - return ts.createBindingElement(/*propertyName*/ undefined, /*dotDotDotToken*/ undefined, name); + ts.updateTypeOf = updateTypeOf; + function createVoid(expression) { + var node = createSynthesizedNode(190 /* VoidExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; } - function makeAssignmentElement(name) { - return name; + ts.createVoid = createVoid; + function updateVoid(node, expression) { + return node.expression !== expression + ? updateNode(createVoid(expression), node) + : node; } - var restHelper = { - name: "typescript:rest", - scoped: false, - text: "\n var __rest = (this && this.__rest) || function (s, e) {\n var t = {};\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\n t[p] = s[p];\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)\n t[p[i]] = s[p[i]];\n return t;\n };" - }; - /** Given value: o, propName: p, pattern: { a, b, ...p } from the original statement - * `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);`*/ - function createRestCall(context, value, elements, computedTempVariables, location) { - context.requestEmitHelper(restHelper); - var propertyNames = []; - var computedTempVariableOffset = 0; - for (var i = 0; i < elements.length - 1; i++) { - var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(elements[i]); - if (propertyName) { - if (ts.isComputedPropertyName(propertyName)) { - var temp = computedTempVariables[computedTempVariableOffset]; - computedTempVariableOffset++; - // typeof _tmp === "symbol" ? _tmp : _tmp + "" - propertyNames.push(ts.createConditional(ts.createTypeCheck(temp, "symbol"), temp, ts.createAdd(temp, ts.createLiteral("")))); - } - else { - propertyNames.push(ts.createLiteral(propertyName)); - } - } - } - return ts.createCall(ts.getHelperName("__rest"), undefined, [value, ts.createArrayLiteral(propertyNames, location)]); + ts.updateVoid = updateVoid; + function createAwait(expression) { + var node = createSynthesizedNode(191 /* AwaitExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); + return node; } -})(ts || (ts = {})); -/// -/// -/// -/*@internal*/ -var ts; -(function (ts) { - /** - * Indicates whether to emit type metadata in the new format. - */ - var USE_NEW_TYPE_METADATA_FORMAT = false; - var TypeScriptSubstitutionFlags; - (function (TypeScriptSubstitutionFlags) { - /** Enables substitutions for decorated classes. */ - TypeScriptSubstitutionFlags[TypeScriptSubstitutionFlags["ClassAliases"] = 1] = "ClassAliases"; - /** Enables substitutions for namespace exports. */ - TypeScriptSubstitutionFlags[TypeScriptSubstitutionFlags["NamespaceExports"] = 2] = "NamespaceExports"; - /* Enables substitutions for unqualified enum members */ - TypeScriptSubstitutionFlags[TypeScriptSubstitutionFlags["NonQualifiedEnumMembers"] = 8] = "NonQualifiedEnumMembers"; - })(TypeScriptSubstitutionFlags || (TypeScriptSubstitutionFlags = {})); - function transformTypeScript(context) { - var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; - var resolver = context.getEmitResolver(); - var compilerOptions = context.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - var moduleKind = ts.getEmitModuleKind(compilerOptions); - // Save the previous transformation hooks. - var previousOnEmitNode = context.onEmitNode; - var previousOnSubstituteNode = context.onSubstituteNode; - // Set new transformation hooks. - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - // Enable substitution for property/element access to emit const enum values. - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(178 /* ElementAccessExpression */); - // These variables contain state that changes as we descend into the tree. - var currentSourceFile; - var currentNamespace; - var currentNamespaceContainerName; - var currentScope; - var currentScopeFirstDeclarationsOfName; - /** - * Keeps track of whether expression substitution has been enabled for specific edge cases. - * They are persisted between each SourceFile transformation and should not be reset. - */ - var enabledSubstitutions; - /** - * A map that keeps track of aliases created for classes with decorators to avoid issues - * with the double-binding behavior of classes. - */ - var classAliases; - /** - * Keeps track of whether we are within any containing namespaces when performing - * just-in-time substitution while printing an expression identifier. - */ - var applicableSubstitutions; - return transformSourceFile; - /** - * Transform TypeScript-specific syntax in a SourceFile. - * - * @param node A SourceFile node. - */ - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; - } - currentSourceFile = node; - var visited = saveStateAndInvoke(node, visitSourceFile); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; - return visited; - } - /** - * Visits a node, saving and restoring state variables on the stack. - * - * @param node The node to visit. - */ + ts.createAwait = createAwait; + function updateAwait(node, expression) { + return node.expression !== expression + ? updateNode(createAwait(expression), node) + : node; + } + ts.updateAwait = updateAwait; + function createPrefix(operator, operand) { + var node = createSynthesizedNode(192 /* PrefixUnaryExpression */); + node.operator = operator; + node.operand = ts.parenthesizePrefixOperand(operand); + return node; + } + ts.createPrefix = createPrefix; + function updatePrefix(node, operand) { + return node.operand !== operand + ? updateNode(createPrefix(node.operator, operand), node) + : node; + } + ts.updatePrefix = updatePrefix; + function createPostfix(operand, operator) { + var node = createSynthesizedNode(193 /* PostfixUnaryExpression */); + node.operand = ts.parenthesizePostfixOperand(operand); + node.operator = operator; + return node; + } + ts.createPostfix = createPostfix; + function updatePostfix(node, operand) { + return node.operand !== operand + ? updateNode(createPostfix(operand, node.operator), node) + : node; + } + ts.updatePostfix = updatePostfix; + function createBinary(left, operator, right) { + var node = createSynthesizedNode(194 /* BinaryExpression */); + var operatorToken = asToken(operator); + var operatorKind = operatorToken.kind; + node.left = ts.parenthesizeBinaryOperand(operatorKind, left, /*isLeftSideOfBinary*/ true, /*leftOperand*/ undefined); + node.operatorToken = operatorToken; + node.right = ts.parenthesizeBinaryOperand(operatorKind, right, /*isLeftSideOfBinary*/ false, node.left); + return node; + } + ts.createBinary = createBinary; + function updateBinary(node, left, right, operator) { + return node.left !== left + || node.right !== right + ? updateNode(createBinary(left, operator || node.operatorToken, right), node) + : node; + } + ts.updateBinary = updateBinary; + function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonToken, whenFalse) { + var node = createSynthesizedNode(195 /* ConditionalExpression */); + node.condition = ts.parenthesizeForConditionalHead(condition); + node.questionToken = whenFalse ? questionTokenOrWhenTrue : createToken(55 /* QuestionToken */); + node.whenTrue = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenTrueOrWhenFalse : questionTokenOrWhenTrue); + node.colonToken = whenFalse ? colonToken : createToken(56 /* ColonToken */); + node.whenFalse = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenFalse : whenTrueOrWhenFalse); + return node; + } + ts.createConditional = createConditional; + function updateConditional(node, condition) { + var args = []; + for (var _i = 2; _i < arguments.length; _i++) { + args[_i - 2] = arguments[_i]; + } + if (args.length === 2) { + var whenTrue_1 = args[0], whenFalse_1 = args[1]; + return updateConditional(node, condition, node.questionToken, whenTrue_1, node.colonToken, whenFalse_1); + } + ts.Debug.assert(args.length === 4); + var questionToken = args[0], whenTrue = args[1], colonToken = args[2], whenFalse = args[3]; + return node.condition !== condition + || node.questionToken !== questionToken + || node.whenTrue !== whenTrue + || node.colonToken !== colonToken + || node.whenFalse !== whenFalse + ? updateNode(createConditional(condition, questionToken, whenTrue, colonToken, whenFalse), node) + : node; + } + ts.updateConditional = updateConditional; + function createTemplateExpression(head, templateSpans) { + var node = createSynthesizedNode(196 /* TemplateExpression */); + node.head = head; + node.templateSpans = createNodeArray(templateSpans); + return node; + } + ts.createTemplateExpression = createTemplateExpression; + function updateTemplateExpression(node, head, templateSpans) { + return node.head !== head + || node.templateSpans !== templateSpans + ? updateNode(createTemplateExpression(head, templateSpans), node) + : node; + } + ts.updateTemplateExpression = updateTemplateExpression; + function createTemplateHead(text) { + var node = createSynthesizedNode(14 /* TemplateHead */); + node.text = text; + return node; + } + ts.createTemplateHead = createTemplateHead; + function createTemplateMiddle(text) { + var node = createSynthesizedNode(15 /* TemplateMiddle */); + node.text = text; + return node; + } + ts.createTemplateMiddle = createTemplateMiddle; + function createTemplateTail(text) { + var node = createSynthesizedNode(16 /* TemplateTail */); + node.text = text; + return node; + } + ts.createTemplateTail = createTemplateTail; + function createNoSubstitutionTemplateLiteral(text) { + var node = createSynthesizedNode(13 /* NoSubstitutionTemplateLiteral */); + node.text = text; + return node; + } + ts.createNoSubstitutionTemplateLiteral = createNoSubstitutionTemplateLiteral; + function createYield(asteriskTokenOrExpression, expression) { + var node = createSynthesizedNode(197 /* YieldExpression */); + node.asteriskToken = asteriskTokenOrExpression && asteriskTokenOrExpression.kind === 39 /* AsteriskToken */ ? asteriskTokenOrExpression : undefined; + node.expression = asteriskTokenOrExpression && asteriskTokenOrExpression.kind !== 39 /* AsteriskToken */ ? asteriskTokenOrExpression : expression; + return node; + } + ts.createYield = createYield; + function updateYield(node, asteriskToken, expression) { + return node.expression !== expression + || node.asteriskToken !== asteriskToken + ? updateNode(createYield(asteriskToken, expression), node) + : node; + } + ts.updateYield = updateYield; + function createSpread(expression) { + var node = createSynthesizedNode(198 /* SpreadElement */); + node.expression = ts.parenthesizeExpressionForList(expression); + return node; + } + ts.createSpread = createSpread; + function updateSpread(node, expression) { + return node.expression !== expression + ? updateNode(createSpread(expression), node) + : node; + } + ts.updateSpread = updateSpread; + function createClassExpression(modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(199 /* ClassExpression */); + node.decorators = undefined; + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); + node.members = createNodeArray(members); + return node; + } + ts.createClassExpression = createClassExpression; + function updateClassExpression(node, modifiers, name, typeParameters, heritageClauses, members) { + return node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members), node) + : node; + } + ts.updateClassExpression = updateClassExpression; + function createOmittedExpression() { + return createSynthesizedNode(200 /* OmittedExpression */); + } + ts.createOmittedExpression = createOmittedExpression; + function createExpressionWithTypeArguments(typeArguments, expression) { + var node = createSynthesizedNode(201 /* ExpressionWithTypeArguments */); + node.expression = ts.parenthesizeForAccess(expression); + node.typeArguments = asNodeArray(typeArguments); + return node; + } + ts.createExpressionWithTypeArguments = createExpressionWithTypeArguments; + function updateExpressionWithTypeArguments(node, typeArguments, expression) { + return node.typeArguments !== typeArguments + || node.expression !== expression + ? updateNode(createExpressionWithTypeArguments(typeArguments, expression), node) + : node; + } + ts.updateExpressionWithTypeArguments = updateExpressionWithTypeArguments; + function createAsExpression(expression, type) { + var node = createSynthesizedNode(202 /* AsExpression */); + node.expression = expression; + node.type = type; + return node; + } + ts.createAsExpression = createAsExpression; + function updateAsExpression(node, expression, type) { + return node.expression !== expression + || node.type !== type + ? updateNode(createAsExpression(expression, type), node) + : node; + } + ts.updateAsExpression = updateAsExpression; + function createNonNullExpression(expression) { + var node = createSynthesizedNode(203 /* NonNullExpression */); + node.expression = ts.parenthesizeForAccess(expression); + return node; + } + ts.createNonNullExpression = createNonNullExpression; + function updateNonNullExpression(node, expression) { + return node.expression !== expression + ? updateNode(createNonNullExpression(expression), node) + : node; + } + ts.updateNonNullExpression = updateNonNullExpression; + function createMetaProperty(keywordToken, name) { + var node = createSynthesizedNode(204 /* MetaProperty */); + node.keywordToken = keywordToken; + node.name = name; + return node; + } + ts.createMetaProperty = createMetaProperty; + function updateMetaProperty(node, name) { + return node.name !== name + ? updateNode(createMetaProperty(node.keywordToken, name), node) + : node; + } + ts.updateMetaProperty = updateMetaProperty; + // Misc + function createTemplateSpan(expression, literal) { + var node = createSynthesizedNode(205 /* TemplateSpan */); + node.expression = expression; + node.literal = literal; + return node; + } + ts.createTemplateSpan = createTemplateSpan; + function updateTemplateSpan(node, expression, literal) { + return node.expression !== expression + || node.literal !== literal + ? updateNode(createTemplateSpan(expression, literal), node) + : node; + } + ts.updateTemplateSpan = updateTemplateSpan; + function createSemicolonClassElement() { + return createSynthesizedNode(206 /* SemicolonClassElement */); + } + ts.createSemicolonClassElement = createSemicolonClassElement; + // Element + function createBlock(statements, multiLine) { + var block = createSynthesizedNode(207 /* Block */); + block.statements = createNodeArray(statements); + if (multiLine) + block.multiLine = multiLine; + return block; + } + ts.createBlock = createBlock; + function updateBlock(node, statements) { + return node.statements !== statements + ? updateNode(createBlock(statements, node.multiLine), node) + : node; + } + ts.updateBlock = updateBlock; + function createVariableStatement(modifiers, declarationList) { + var node = createSynthesizedNode(208 /* VariableStatement */); + node.decorators = undefined; + node.modifiers = asNodeArray(modifiers); + node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList; + return node; + } + ts.createVariableStatement = createVariableStatement; + function updateVariableStatement(node, modifiers, declarationList) { + return node.modifiers !== modifiers + || node.declarationList !== declarationList + ? updateNode(createVariableStatement(modifiers, declarationList), node) + : node; + } + ts.updateVariableStatement = updateVariableStatement; + function createEmptyStatement() { + return createSynthesizedNode(209 /* EmptyStatement */); + } + ts.createEmptyStatement = createEmptyStatement; + function createStatement(expression) { + var node = createSynthesizedNode(210 /* ExpressionStatement */); + node.expression = ts.parenthesizeExpressionForExpressionStatement(expression); + return node; + } + ts.createStatement = createStatement; + function updateStatement(node, expression) { + return node.expression !== expression + ? updateNode(createStatement(expression), node) + : node; + } + ts.updateStatement = updateStatement; + function createIf(expression, thenStatement, elseStatement) { + var node = createSynthesizedNode(211 /* IfStatement */); + node.expression = expression; + node.thenStatement = thenStatement; + node.elseStatement = elseStatement; + return node; + } + ts.createIf = createIf; + function updateIf(node, expression, thenStatement, elseStatement) { + return node.expression !== expression + || node.thenStatement !== thenStatement + || node.elseStatement !== elseStatement + ? updateNode(createIf(expression, thenStatement, elseStatement), node) + : node; + } + ts.updateIf = updateIf; + function createDo(statement, expression) { + var node = createSynthesizedNode(212 /* DoStatement */); + node.statement = statement; + node.expression = expression; + return node; + } + ts.createDo = createDo; + function updateDo(node, statement, expression) { + return node.statement !== statement + || node.expression !== expression + ? updateNode(createDo(statement, expression), node) + : node; + } + ts.updateDo = updateDo; + function createWhile(expression, statement) { + var node = createSynthesizedNode(213 /* WhileStatement */); + node.expression = expression; + node.statement = statement; + return node; + } + ts.createWhile = createWhile; + function updateWhile(node, expression, statement) { + return node.expression !== expression + || node.statement !== statement + ? updateNode(createWhile(expression, statement), node) + : node; + } + ts.updateWhile = updateWhile; + function createFor(initializer, condition, incrementor, statement) { + var node = createSynthesizedNode(214 /* ForStatement */); + node.initializer = initializer; + node.condition = condition; + node.incrementor = incrementor; + node.statement = statement; + return node; + } + ts.createFor = createFor; + function updateFor(node, initializer, condition, incrementor, statement) { + return node.initializer !== initializer + || node.condition !== condition + || node.incrementor !== incrementor + || node.statement !== statement + ? updateNode(createFor(initializer, condition, incrementor, statement), node) + : node; + } + ts.updateFor = updateFor; + function createForIn(initializer, expression, statement) { + var node = createSynthesizedNode(215 /* ForInStatement */); + node.initializer = initializer; + node.expression = expression; + node.statement = statement; + return node; + } + ts.createForIn = createForIn; + function updateForIn(node, initializer, expression, statement) { + return node.initializer !== initializer + || node.expression !== expression + || node.statement !== statement + ? updateNode(createForIn(initializer, expression, statement), node) + : node; + } + ts.updateForIn = updateForIn; + function createForOf(awaitModifier, initializer, expression, statement) { + var node = createSynthesizedNode(216 /* ForOfStatement */); + node.awaitModifier = awaitModifier; + node.initializer = initializer; + node.expression = expression; + node.statement = statement; + return node; + } + ts.createForOf = createForOf; + function updateForOf(node, awaitModifier, initializer, expression, statement) { + return node.awaitModifier !== awaitModifier + || node.initializer !== initializer + || node.expression !== expression + || node.statement !== statement + ? updateNode(createForOf(awaitModifier, initializer, expression, statement), node) + : node; + } + ts.updateForOf = updateForOf; + function createContinue(label) { + var node = createSynthesizedNode(217 /* ContinueStatement */); + node.label = asName(label); + return node; + } + ts.createContinue = createContinue; + function updateContinue(node, label) { + return node.label !== label + ? updateNode(createContinue(label), node) + : node; + } + ts.updateContinue = updateContinue; + function createBreak(label) { + var node = createSynthesizedNode(218 /* BreakStatement */); + node.label = asName(label); + return node; + } + ts.createBreak = createBreak; + function updateBreak(node, label) { + return node.label !== label + ? updateNode(createBreak(label), node) + : node; + } + ts.updateBreak = updateBreak; + function createReturn(expression) { + var node = createSynthesizedNode(219 /* ReturnStatement */); + node.expression = expression; + return node; + } + ts.createReturn = createReturn; + function updateReturn(node, expression) { + return node.expression !== expression + ? updateNode(createReturn(expression), node) + : node; + } + ts.updateReturn = updateReturn; + function createWith(expression, statement) { + var node = createSynthesizedNode(220 /* WithStatement */); + node.expression = expression; + node.statement = statement; + return node; + } + ts.createWith = createWith; + function updateWith(node, expression, statement) { + return node.expression !== expression + || node.statement !== statement + ? updateNode(createWith(expression, statement), node) + : node; + } + ts.updateWith = updateWith; + function createSwitch(expression, caseBlock) { + var node = createSynthesizedNode(221 /* SwitchStatement */); + node.expression = ts.parenthesizeExpressionForList(expression); + node.caseBlock = caseBlock; + return node; + } + ts.createSwitch = createSwitch; + function updateSwitch(node, expression, caseBlock) { + return node.expression !== expression + || node.caseBlock !== caseBlock + ? updateNode(createSwitch(expression, caseBlock), node) + : node; + } + ts.updateSwitch = updateSwitch; + function createLabel(label, statement) { + var node = createSynthesizedNode(222 /* LabeledStatement */); + node.label = asName(label); + node.statement = statement; + return node; + } + ts.createLabel = createLabel; + function updateLabel(node, label, statement) { + return node.label !== label + || node.statement !== statement + ? updateNode(createLabel(label, statement), node) + : node; + } + ts.updateLabel = updateLabel; + function createThrow(expression) { + var node = createSynthesizedNode(223 /* ThrowStatement */); + node.expression = expression; + return node; + } + ts.createThrow = createThrow; + function updateThrow(node, expression) { + return node.expression !== expression + ? updateNode(createThrow(expression), node) + : node; + } + ts.updateThrow = updateThrow; + function createTry(tryBlock, catchClause, finallyBlock) { + var node = createSynthesizedNode(224 /* TryStatement */); + node.tryBlock = tryBlock; + node.catchClause = catchClause; + node.finallyBlock = finallyBlock; + return node; + } + ts.createTry = createTry; + function updateTry(node, tryBlock, catchClause, finallyBlock) { + return node.tryBlock !== tryBlock + || node.catchClause !== catchClause + || node.finallyBlock !== finallyBlock + ? updateNode(createTry(tryBlock, catchClause, finallyBlock), node) + : node; + } + ts.updateTry = updateTry; + function createDebuggerStatement() { + return createSynthesizedNode(225 /* DebuggerStatement */); + } + ts.createDebuggerStatement = createDebuggerStatement; + function createVariableDeclaration(name, type, initializer) { + var node = createSynthesizedNode(226 /* VariableDeclaration */); + node.name = asName(name); + node.type = type; + node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined; + return node; + } + ts.createVariableDeclaration = createVariableDeclaration; + function updateVariableDeclaration(node, name, type, initializer) { + return node.name !== name + || node.type !== type + || node.initializer !== initializer + ? updateNode(createVariableDeclaration(name, type, initializer), node) + : node; + } + ts.updateVariableDeclaration = updateVariableDeclaration; + function createVariableDeclarationList(declarations, flags) { + var node = createSynthesizedNode(227 /* VariableDeclarationList */); + node.flags |= flags & 3 /* BlockScoped */; + node.declarations = createNodeArray(declarations); + return node; + } + ts.createVariableDeclarationList = createVariableDeclarationList; + function updateVariableDeclarationList(node, declarations) { + return node.declarations !== declarations + ? updateNode(createVariableDeclarationList(declarations, node.flags), node) + : node; + } + ts.updateVariableDeclarationList = updateVariableDeclarationList; + function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(228 /* FunctionDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.asteriskToken = asteriskToken; + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.parameters = createNodeArray(parameters); + node.type = type; + node.body = body; + return node; + } + ts.createFunctionDeclaration = createFunctionDeclaration; + function updateFunctionDeclaration(node, decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.name !== name + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body), node) + : node; + } + ts.updateFunctionDeclaration = updateFunctionDeclaration; + function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(229 /* ClassDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); + node.members = createNodeArray(members); + return node; + } + ts.createClassDeclaration = createClassDeclaration; + function updateClassDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node) + : node; + } + ts.updateClassDeclaration = updateClassDeclaration; + function createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(230 /* InterfaceDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); + node.members = createNodeArray(members); + return node; + } + ts.createInterfaceDeclaration = createInterfaceDeclaration; + function updateInterfaceDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createInterfaceDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node) + : node; + } + ts.updateInterfaceDeclaration = updateInterfaceDeclaration; + function createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type) { + var node = createSynthesizedNode(231 /* TypeAliasDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.type = type; + return node; + } + ts.createTypeAliasDeclaration = createTypeAliasDeclaration; + function updateTypeAliasDeclaration(node, decorators, modifiers, name, typeParameters, type) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.type !== type + ? updateNode(createTypeAliasDeclaration(decorators, modifiers, name, typeParameters, type), node) + : node; + } + ts.updateTypeAliasDeclaration = updateTypeAliasDeclaration; + function createEnumDeclaration(decorators, modifiers, name, members) { + var node = createSynthesizedNode(232 /* EnumDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.members = createNodeArray(members); + return node; + } + ts.createEnumDeclaration = createEnumDeclaration; + function updateEnumDeclaration(node, decorators, modifiers, name, members) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.members !== members + ? updateNode(createEnumDeclaration(decorators, modifiers, name, members), node) + : node; + } + ts.updateEnumDeclaration = updateEnumDeclaration; + function createModuleDeclaration(decorators, modifiers, name, body, flags) { + var node = createSynthesizedNode(233 /* ModuleDeclaration */); + node.flags |= flags & (16 /* Namespace */ | 4 /* NestedNamespace */ | 512 /* GlobalAugmentation */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = name; + node.body = body; + return node; + } + ts.createModuleDeclaration = createModuleDeclaration; + function updateModuleDeclaration(node, decorators, modifiers, name, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.body !== body + ? updateNode(createModuleDeclaration(decorators, modifiers, name, body, node.flags), node) + : node; + } + ts.updateModuleDeclaration = updateModuleDeclaration; + function createModuleBlock(statements) { + var node = createSynthesizedNode(234 /* ModuleBlock */); + node.statements = createNodeArray(statements); + return node; + } + ts.createModuleBlock = createModuleBlock; + function updateModuleBlock(node, statements) { + return node.statements !== statements + ? updateNode(createModuleBlock(statements), node) + : node; + } + ts.updateModuleBlock = updateModuleBlock; + function createCaseBlock(clauses) { + var node = createSynthesizedNode(235 /* CaseBlock */); + node.clauses = createNodeArray(clauses); + return node; + } + ts.createCaseBlock = createCaseBlock; + function updateCaseBlock(node, clauses) { + return node.clauses !== clauses + ? updateNode(createCaseBlock(clauses), node) + : node; + } + ts.updateCaseBlock = updateCaseBlock; + function createNamespaceExportDeclaration(name) { + var node = createSynthesizedNode(236 /* NamespaceExportDeclaration */); + node.name = asName(name); + return node; + } + ts.createNamespaceExportDeclaration = createNamespaceExportDeclaration; + function updateNamespaceExportDeclaration(node, name) { + return node.name !== name + ? updateNode(createNamespaceExportDeclaration(name), node) + : node; + } + ts.updateNamespaceExportDeclaration = updateNamespaceExportDeclaration; + function createImportEqualsDeclaration(decorators, modifiers, name, moduleReference) { + var node = createSynthesizedNode(237 /* ImportEqualsDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.moduleReference = moduleReference; + return node; + } + ts.createImportEqualsDeclaration = createImportEqualsDeclaration; + function updateImportEqualsDeclaration(node, decorators, modifiers, name, moduleReference) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.moduleReference !== moduleReference + ? updateNode(createImportEqualsDeclaration(decorators, modifiers, name, moduleReference), node) + : node; + } + ts.updateImportEqualsDeclaration = updateImportEqualsDeclaration; + function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier) { + var node = createSynthesizedNode(238 /* ImportDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.importClause = importClause; + node.moduleSpecifier = moduleSpecifier; + return node; + } + ts.createImportDeclaration = createImportDeclaration; + function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.importClause !== importClause + || node.moduleSpecifier !== moduleSpecifier + ? updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier), node) + : node; + } + ts.updateImportDeclaration = updateImportDeclaration; + function createImportClause(name, namedBindings) { + var node = createSynthesizedNode(239 /* ImportClause */); + node.name = name; + node.namedBindings = namedBindings; + return node; + } + ts.createImportClause = createImportClause; + function updateImportClause(node, name, namedBindings) { + return node.name !== name + || node.namedBindings !== namedBindings + ? updateNode(createImportClause(name, namedBindings), node) + : node; + } + ts.updateImportClause = updateImportClause; + function createNamespaceImport(name) { + var node = createSynthesizedNode(240 /* NamespaceImport */); + node.name = name; + return node; + } + ts.createNamespaceImport = createNamespaceImport; + function updateNamespaceImport(node, name) { + return node.name !== name + ? updateNode(createNamespaceImport(name), node) + : node; + } + ts.updateNamespaceImport = updateNamespaceImport; + function createNamedImports(elements) { + var node = createSynthesizedNode(241 /* NamedImports */); + node.elements = createNodeArray(elements); + return node; + } + ts.createNamedImports = createNamedImports; + function updateNamedImports(node, elements) { + return node.elements !== elements + ? updateNode(createNamedImports(elements), node) + : node; + } + ts.updateNamedImports = updateNamedImports; + function createImportSpecifier(propertyName, name) { + var node = createSynthesizedNode(242 /* ImportSpecifier */); + node.propertyName = propertyName; + node.name = name; + return node; + } + ts.createImportSpecifier = createImportSpecifier; + function updateImportSpecifier(node, propertyName, name) { + return node.propertyName !== propertyName + || node.name !== name + ? updateNode(createImportSpecifier(propertyName, name), node) + : node; + } + ts.updateImportSpecifier = updateImportSpecifier; + function createExportAssignment(decorators, modifiers, isExportEquals, expression) { + var node = createSynthesizedNode(243 /* ExportAssignment */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.isExportEquals = isExportEquals; + node.expression = expression; + return node; + } + ts.createExportAssignment = createExportAssignment; + function updateExportAssignment(node, decorators, modifiers, expression) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.expression !== expression + ? updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression), node) + : node; + } + ts.updateExportAssignment = updateExportAssignment; + function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier) { + var node = createSynthesizedNode(244 /* ExportDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.exportClause = exportClause; + node.moduleSpecifier = moduleSpecifier; + return node; + } + ts.createExportDeclaration = createExportDeclaration; + function updateExportDeclaration(node, decorators, modifiers, exportClause, moduleSpecifier) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.exportClause !== exportClause + || node.moduleSpecifier !== moduleSpecifier + ? updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier), node) + : node; + } + ts.updateExportDeclaration = updateExportDeclaration; + function createNamedExports(elements) { + var node = createSynthesizedNode(245 /* NamedExports */); + node.elements = createNodeArray(elements); + return node; + } + ts.createNamedExports = createNamedExports; + function updateNamedExports(node, elements) { + return node.elements !== elements + ? updateNode(createNamedExports(elements), node) + : node; + } + ts.updateNamedExports = updateNamedExports; + function createExportSpecifier(propertyName, name) { + var node = createSynthesizedNode(246 /* ExportSpecifier */); + node.propertyName = asName(propertyName); + node.name = asName(name); + return node; + } + ts.createExportSpecifier = createExportSpecifier; + function updateExportSpecifier(node, propertyName, name) { + return node.propertyName !== propertyName + || node.name !== name + ? updateNode(createExportSpecifier(propertyName, name), node) + : node; + } + ts.updateExportSpecifier = updateExportSpecifier; + // Module references + function createExternalModuleReference(expression) { + var node = createSynthesizedNode(248 /* ExternalModuleReference */); + node.expression = expression; + return node; + } + ts.createExternalModuleReference = createExternalModuleReference; + function updateExternalModuleReference(node, expression) { + return node.expression !== expression + ? updateNode(createExternalModuleReference(expression), node) + : node; + } + ts.updateExternalModuleReference = updateExternalModuleReference; + // JSX + function createJsxElement(openingElement, children, closingElement) { + var node = createSynthesizedNode(249 /* JsxElement */); + node.openingElement = openingElement; + node.children = createNodeArray(children); + node.closingElement = closingElement; + return node; + } + ts.createJsxElement = createJsxElement; + function updateJsxElement(node, openingElement, children, closingElement) { + return node.openingElement !== openingElement + || node.children !== children + || node.closingElement !== closingElement + ? updateNode(createJsxElement(openingElement, children, closingElement), node) + : node; + } + ts.updateJsxElement = updateJsxElement; + function createJsxSelfClosingElement(tagName, attributes) { + var node = createSynthesizedNode(250 /* JsxSelfClosingElement */); + node.tagName = tagName; + node.attributes = attributes; + return node; + } + ts.createJsxSelfClosingElement = createJsxSelfClosingElement; + function updateJsxSelfClosingElement(node, tagName, attributes) { + return node.tagName !== tagName + || node.attributes !== attributes + ? updateNode(createJsxSelfClosingElement(tagName, attributes), node) + : node; + } + ts.updateJsxSelfClosingElement = updateJsxSelfClosingElement; + function createJsxOpeningElement(tagName, attributes) { + var node = createSynthesizedNode(251 /* JsxOpeningElement */); + node.tagName = tagName; + node.attributes = attributes; + return node; + } + ts.createJsxOpeningElement = createJsxOpeningElement; + function updateJsxOpeningElement(node, tagName, attributes) { + return node.tagName !== tagName + || node.attributes !== attributes + ? updateNode(createJsxOpeningElement(tagName, attributes), node) + : node; + } + ts.updateJsxOpeningElement = updateJsxOpeningElement; + function createJsxClosingElement(tagName) { + var node = createSynthesizedNode(252 /* JsxClosingElement */); + node.tagName = tagName; + return node; + } + ts.createJsxClosingElement = createJsxClosingElement; + function updateJsxClosingElement(node, tagName) { + return node.tagName !== tagName + ? updateNode(createJsxClosingElement(tagName), node) + : node; + } + ts.updateJsxClosingElement = updateJsxClosingElement; + function createJsxAttribute(name, initializer) { + var node = createSynthesizedNode(253 /* JsxAttribute */); + node.name = name; + node.initializer = initializer; + return node; + } + ts.createJsxAttribute = createJsxAttribute; + function updateJsxAttribute(node, name, initializer) { + return node.name !== name + || node.initializer !== initializer + ? updateNode(createJsxAttribute(name, initializer), node) + : node; + } + ts.updateJsxAttribute = updateJsxAttribute; + function createJsxAttributes(properties) { + var node = createSynthesizedNode(254 /* JsxAttributes */); + node.properties = createNodeArray(properties); + return node; + } + ts.createJsxAttributes = createJsxAttributes; + function updateJsxAttributes(node, properties) { + return node.properties !== properties + ? updateNode(createJsxAttributes(properties), node) + : node; + } + ts.updateJsxAttributes = updateJsxAttributes; + function createJsxSpreadAttribute(expression) { + var node = createSynthesizedNode(255 /* JsxSpreadAttribute */); + node.expression = expression; + return node; + } + ts.createJsxSpreadAttribute = createJsxSpreadAttribute; + function updateJsxSpreadAttribute(node, expression) { + return node.expression !== expression + ? updateNode(createJsxSpreadAttribute(expression), node) + : node; + } + ts.updateJsxSpreadAttribute = updateJsxSpreadAttribute; + function createJsxExpression(dotDotDotToken, expression) { + var node = createSynthesizedNode(256 /* JsxExpression */); + node.dotDotDotToken = dotDotDotToken; + node.expression = expression; + return node; + } + ts.createJsxExpression = createJsxExpression; + function updateJsxExpression(node, expression) { + return node.expression !== expression + ? updateNode(createJsxExpression(node.dotDotDotToken, expression), node) + : node; + } + ts.updateJsxExpression = updateJsxExpression; + // Clauses + function createCaseClause(expression, statements) { + var node = createSynthesizedNode(257 /* CaseClause */); + node.expression = ts.parenthesizeExpressionForList(expression); + node.statements = createNodeArray(statements); + return node; + } + ts.createCaseClause = createCaseClause; + function updateCaseClause(node, expression, statements) { + return node.expression !== expression + || node.statements !== statements + ? updateNode(createCaseClause(expression, statements), node) + : node; + } + ts.updateCaseClause = updateCaseClause; + function createDefaultClause(statements) { + var node = createSynthesizedNode(258 /* DefaultClause */); + node.statements = createNodeArray(statements); + return node; + } + ts.createDefaultClause = createDefaultClause; + function updateDefaultClause(node, statements) { + return node.statements !== statements + ? updateNode(createDefaultClause(statements), node) + : node; + } + ts.updateDefaultClause = updateDefaultClause; + function createHeritageClause(token, types) { + var node = createSynthesizedNode(259 /* HeritageClause */); + node.token = token; + node.types = createNodeArray(types); + return node; + } + ts.createHeritageClause = createHeritageClause; + function updateHeritageClause(node, types) { + return node.types !== types + ? updateNode(createHeritageClause(node.token, types), node) + : node; + } + ts.updateHeritageClause = updateHeritageClause; + function createCatchClause(variableDeclaration, block) { + var node = createSynthesizedNode(260 /* CatchClause */); + node.variableDeclaration = ts.isString(variableDeclaration) ? createVariableDeclaration(variableDeclaration) : variableDeclaration; + node.block = block; + return node; + } + ts.createCatchClause = createCatchClause; + function updateCatchClause(node, variableDeclaration, block) { + return node.variableDeclaration !== variableDeclaration + || node.block !== block + ? updateNode(createCatchClause(variableDeclaration, block), node) + : node; + } + ts.updateCatchClause = updateCatchClause; + // Property assignments + function createPropertyAssignment(name, initializer) { + var node = createSynthesizedNode(261 /* PropertyAssignment */); + node.name = asName(name); + node.questionToken = undefined; + node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined; + return node; + } + ts.createPropertyAssignment = createPropertyAssignment; + function updatePropertyAssignment(node, name, initializer) { + return node.name !== name + || node.initializer !== initializer + ? updateNode(createPropertyAssignment(name, initializer), node) + : node; + } + ts.updatePropertyAssignment = updatePropertyAssignment; + function createShorthandPropertyAssignment(name, objectAssignmentInitializer) { + var node = createSynthesizedNode(262 /* ShorthandPropertyAssignment */); + node.name = asName(name); + node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? ts.parenthesizeExpressionForList(objectAssignmentInitializer) : undefined; + return node; + } + ts.createShorthandPropertyAssignment = createShorthandPropertyAssignment; + function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) { + return node.name !== name + || node.objectAssignmentInitializer !== objectAssignmentInitializer + ? updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer), node) + : node; + } + ts.updateShorthandPropertyAssignment = updateShorthandPropertyAssignment; + function createSpreadAssignment(expression) { + var node = createSynthesizedNode(263 /* SpreadAssignment */); + node.expression = expression !== undefined ? ts.parenthesizeExpressionForList(expression) : undefined; + return node; + } + ts.createSpreadAssignment = createSpreadAssignment; + function updateSpreadAssignment(node, expression) { + return node.expression !== expression + ? updateNode(createSpreadAssignment(expression), node) + : node; + } + ts.updateSpreadAssignment = updateSpreadAssignment; + // Enum + function createEnumMember(name, initializer) { + var node = createSynthesizedNode(264 /* EnumMember */); + node.name = asName(name); + node.initializer = initializer && ts.parenthesizeExpressionForList(initializer); + return node; + } + ts.createEnumMember = createEnumMember; + function updateEnumMember(node, name, initializer) { + return node.name !== name + || node.initializer !== initializer + ? updateNode(createEnumMember(name, initializer), node) + : node; + } + ts.updateEnumMember = updateEnumMember; + // Top-level nodes + function updateSourceFileNode(node, statements) { + if (node.statements !== statements) { + var updated = createSynthesizedNode(265 /* SourceFile */); + updated.flags |= node.flags; + updated.statements = createNodeArray(statements); + updated.endOfFileToken = node.endOfFileToken; + updated.fileName = node.fileName; + updated.path = node.path; + updated.text = node.text; + if (node.amdDependencies !== undefined) + updated.amdDependencies = node.amdDependencies; + if (node.moduleName !== undefined) + updated.moduleName = node.moduleName; + if (node.referencedFiles !== undefined) + updated.referencedFiles = node.referencedFiles; + if (node.typeReferenceDirectives !== undefined) + updated.typeReferenceDirectives = node.typeReferenceDirectives; + if (node.languageVariant !== undefined) + updated.languageVariant = node.languageVariant; + if (node.isDeclarationFile !== undefined) + updated.isDeclarationFile = node.isDeclarationFile; + if (node.renamedDependencies !== undefined) + updated.renamedDependencies = node.renamedDependencies; + if (node.hasNoDefaultLib !== undefined) + updated.hasNoDefaultLib = node.hasNoDefaultLib; + if (node.languageVersion !== undefined) + updated.languageVersion = node.languageVersion; + if (node.scriptKind !== undefined) + updated.scriptKind = node.scriptKind; + if (node.externalModuleIndicator !== undefined) + updated.externalModuleIndicator = node.externalModuleIndicator; + if (node.commonJsModuleIndicator !== undefined) + updated.commonJsModuleIndicator = node.commonJsModuleIndicator; + if (node.identifiers !== undefined) + updated.identifiers = node.identifiers; + if (node.nodeCount !== undefined) + updated.nodeCount = node.nodeCount; + if (node.identifierCount !== undefined) + updated.identifierCount = node.identifierCount; + if (node.symbolCount !== undefined) + updated.symbolCount = node.symbolCount; + if (node.parseDiagnostics !== undefined) + updated.parseDiagnostics = node.parseDiagnostics; + if (node.bindDiagnostics !== undefined) + updated.bindDiagnostics = node.bindDiagnostics; + if (node.lineMap !== undefined) + updated.lineMap = node.lineMap; + if (node.classifiableNames !== undefined) + updated.classifiableNames = node.classifiableNames; + if (node.resolvedModules !== undefined) + updated.resolvedModules = node.resolvedModules; + if (node.resolvedTypeReferenceDirectiveNames !== undefined) + updated.resolvedTypeReferenceDirectiveNames = node.resolvedTypeReferenceDirectiveNames; + if (node.imports !== undefined) + updated.imports = node.imports; + if (node.moduleAugmentations !== undefined) + updated.moduleAugmentations = node.moduleAugmentations; + return updateNode(updated, node); + } + return node; + } + ts.updateSourceFileNode = updateSourceFileNode; + /** + * Creates a shallow, memberwise clone of a node for mutation. + */ + function getMutableClone(node) { + var clone = getSynthesizedClone(node); + clone.pos = node.pos; + clone.end = node.end; + clone.parent = node.parent; + return clone; + } + ts.getMutableClone = getMutableClone; + // Transformation nodes + /** + * Creates a synthetic statement to act as a placeholder for a not-emitted statement in + * order to preserve comments. + * + * @param original The original statement. + */ + function createNotEmittedStatement(original) { + var node = createSynthesizedNode(287 /* NotEmittedStatement */); + node.original = original; + setTextRange(node, original); + return node; + } + ts.createNotEmittedStatement = createNotEmittedStatement; + /** + * Creates a synthetic element to act as a placeholder for the end of an emitted declaration in + * order to properly emit exports. + */ + /* @internal */ + function createEndOfDeclarationMarker(original) { + var node = createSynthesizedNode(291 /* EndOfDeclarationMarker */); + node.emitNode = {}; + node.original = original; + return node; + } + ts.createEndOfDeclarationMarker = createEndOfDeclarationMarker; + /** + * Creates a synthetic element to act as a placeholder for the beginning of a merged declaration in + * order to properly emit exports. + */ + /* @internal */ + function createMergeDeclarationMarker(original) { + var node = createSynthesizedNode(290 /* MergeDeclarationMarker */); + node.emitNode = {}; + node.original = original; + return node; + } + ts.createMergeDeclarationMarker = createMergeDeclarationMarker; + /** + * Creates a synthetic expression to act as a placeholder for a not-emitted expression in + * order to preserve comments or sourcemap positions. + * + * @param expression The inner expression to emit. + * @param original The original outer expression. + * @param location The location for the expression. Defaults to the positions from "original" if provided. + */ + function createPartiallyEmittedExpression(expression, original) { + var node = createSynthesizedNode(288 /* PartiallyEmittedExpression */); + node.expression = expression; + node.original = original; + setTextRange(node, original); + return node; + } + ts.createPartiallyEmittedExpression = createPartiallyEmittedExpression; + function updatePartiallyEmittedExpression(node, expression) { + if (node.expression !== expression) { + return updateNode(createPartiallyEmittedExpression(expression, node.original), node); + } + return node; + } + ts.updatePartiallyEmittedExpression = updatePartiallyEmittedExpression; + function flattenCommaElements(node) { + if (ts.nodeIsSynthesized(node) && !ts.isParseTreeNode(node) && !node.original && !node.emitNode && !node.id) { + if (node.kind === 289 /* CommaListExpression */) { + return node.elements; + } + if (ts.isBinaryExpression(node) && node.operatorToken.kind === 26 /* CommaToken */) { + return [node.left, node.right]; + } + } + return node; + } + function createCommaList(elements) { + var node = createSynthesizedNode(289 /* CommaListExpression */); + node.elements = createNodeArray(ts.sameFlatMap(elements, flattenCommaElements)); + return node; + } + ts.createCommaList = createCommaList; + function updateCommaList(node, elements) { + return node.elements !== elements + ? updateNode(createCommaList(elements), node) + : node; + } + ts.updateCommaList = updateCommaList; + function createBundle(sourceFiles) { + var node = ts.createNode(266 /* Bundle */); + node.sourceFiles = sourceFiles; + return node; + } + ts.createBundle = createBundle; + function updateBundle(node, sourceFiles) { + if (node.sourceFiles !== sourceFiles) { + return createBundle(sourceFiles); + } + return node; + } + ts.updateBundle = updateBundle; + function createImmediatelyInvokedFunctionExpression(statements, param, paramValue) { + return createCall(createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ param ? [param] : [], + /*type*/ undefined, createBlock(statements, /*multiLine*/ true)), + /*typeArguments*/ undefined, + /*argumentsArray*/ paramValue ? [paramValue] : []); + } + ts.createImmediatelyInvokedFunctionExpression = createImmediatelyInvokedFunctionExpression; + function createImmediatelyInvokedArrowFunction(statements, param, paramValue) { + return createCall(createArrowFunction( + /*modifiers*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ param ? [param] : [], + /*type*/ undefined, + /*equalsGreaterThanToken*/ undefined, createBlock(statements, /*multiLine*/ true)), + /*typeArguments*/ undefined, + /*argumentsArray*/ paramValue ? [paramValue] : []); + } + ts.createImmediatelyInvokedArrowFunction = createImmediatelyInvokedArrowFunction; + function createComma(left, right) { + return createBinary(left, 26 /* CommaToken */, right); + } + ts.createComma = createComma; + function createLessThan(left, right) { + return createBinary(left, 27 /* LessThanToken */, right); + } + ts.createLessThan = createLessThan; + function createAssignment(left, right) { + return createBinary(left, 58 /* EqualsToken */, right); + } + ts.createAssignment = createAssignment; + function createStrictEquality(left, right) { + return createBinary(left, 34 /* EqualsEqualsEqualsToken */, right); + } + ts.createStrictEquality = createStrictEquality; + function createStrictInequality(left, right) { + return createBinary(left, 35 /* ExclamationEqualsEqualsToken */, right); + } + ts.createStrictInequality = createStrictInequality; + function createAdd(left, right) { + return createBinary(left, 37 /* PlusToken */, right); + } + ts.createAdd = createAdd; + function createSubtract(left, right) { + return createBinary(left, 38 /* MinusToken */, right); + } + ts.createSubtract = createSubtract; + function createPostfixIncrement(operand) { + return createPostfix(operand, 43 /* PlusPlusToken */); + } + ts.createPostfixIncrement = createPostfixIncrement; + function createLogicalAnd(left, right) { + return createBinary(left, 53 /* AmpersandAmpersandToken */, right); + } + ts.createLogicalAnd = createLogicalAnd; + function createLogicalOr(left, right) { + return createBinary(left, 54 /* BarBarToken */, right); + } + ts.createLogicalOr = createLogicalOr; + function createLogicalNot(operand) { + return createPrefix(51 /* ExclamationToken */, operand); + } + ts.createLogicalNot = createLogicalNot; + function createVoidZero() { + return createVoid(createLiteral(0)); + } + ts.createVoidZero = createVoidZero; + function createExportDefault(expression) { + return createExportAssignment(/*decorators*/ undefined, /*modifiers*/ undefined, /*isExportEquals*/ false, expression); + } + ts.createExportDefault = createExportDefault; + function createExternalModuleExport(exportName) { + return createExportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, createNamedExports([createExportSpecifier(/*propertyName*/ undefined, exportName)])); + } + ts.createExternalModuleExport = createExternalModuleExport; + function asName(name) { + return ts.isString(name) ? createIdentifier(name) : name; + } + function asExpression(value) { + return ts.isString(value) || typeof value === "number" ? createLiteral(value) : value; + } + function asNodeArray(array) { + return array ? createNodeArray(array) : undefined; + } + function asToken(value) { + return typeof value === "number" ? createToken(value) : value; + } + /** + * Clears any EmitNode entries from parse-tree nodes. + * @param sourceFile A source file. + */ + function disposeEmitNodes(sourceFile) { + // During transformation we may need to annotate a parse tree node with transient + // transformation properties. As parse tree nodes live longer than transformation + // nodes, we need to make sure we reclaim any memory allocated for custom ranges + // from these nodes to ensure we do not hold onto entire subtrees just for position + // information. We also need to reset these nodes to a pre-transformation state + // for incremental parsing scenarios so that we do not impact later emit. + sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile)); + var emitNode = sourceFile && sourceFile.emitNode; + var annotatedNodes = emitNode && emitNode.annotatedNodes; + if (annotatedNodes) { + for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) { + var node = annotatedNodes_1[_i]; + node.emitNode = undefined; + } + } + } + ts.disposeEmitNodes = disposeEmitNodes; + /** + * Associates a node with the current transformation, initializing + * various transient transformation properties. + */ + /* @internal */ + function getOrCreateEmitNode(node) { + if (!node.emitNode) { + if (ts.isParseTreeNode(node)) { + // To avoid holding onto transformation artifacts, we keep track of any + // parse tree node we are annotating. This allows us to clean them up after + // all transformations have completed. + if (node.kind === 265 /* SourceFile */) { + return node.emitNode = { annotatedNodes: [node] }; + } + var sourceFile = ts.getSourceFileOfNode(node); + getOrCreateEmitNode(sourceFile).annotatedNodes.push(node); + } + node.emitNode = {}; + } + return node.emitNode; + } + ts.getOrCreateEmitNode = getOrCreateEmitNode; + function setTextRange(range, location) { + if (location) { + range.pos = location.pos; + range.end = location.end; + } + return range; + } + ts.setTextRange = setTextRange; + /** + * Sets flags that control emit behavior of a node. + */ + function setEmitFlags(node, emitFlags) { + getOrCreateEmitNode(node).flags = emitFlags; + return node; + } + ts.setEmitFlags = setEmitFlags; + /** + * Sets flags that control emit behavior of a node. + */ + /* @internal */ + function addEmitFlags(node, emitFlags) { + var emitNode = getOrCreateEmitNode(node); + emitNode.flags = emitNode.flags | emitFlags; + return node; + } + ts.addEmitFlags = addEmitFlags; + /** + * Gets a custom text range to use when emitting source maps. + */ + function getSourceMapRange(node) { + var emitNode = node.emitNode; + return (emitNode && emitNode.sourceMapRange) || node; + } + ts.getSourceMapRange = getSourceMapRange; + /** + * Sets a custom text range to use when emitting source maps. + */ + function setSourceMapRange(node, range) { + getOrCreateEmitNode(node).sourceMapRange = range; + return node; + } + ts.setSourceMapRange = setSourceMapRange; + var SourceMapSource; + /** + * Create an external source map source file reference + */ + function createSourceMapSource(fileName, text, skipTrivia) { + return new (SourceMapSource || (SourceMapSource = ts.objectAllocator.getSourceMapSourceConstructor()))(fileName, text, skipTrivia); + } + ts.createSourceMapSource = createSourceMapSource; + /** + * Gets the TextRange to use for source maps for a token of a node. + */ + function getTokenSourceMapRange(node, token) { + var emitNode = node.emitNode; + var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges; + return tokenSourceMapRanges && tokenSourceMapRanges[token]; + } + ts.getTokenSourceMapRange = getTokenSourceMapRange; + /** + * Sets the TextRange to use for source maps for a token of a node. + */ + function setTokenSourceMapRange(node, token, range) { + var emitNode = getOrCreateEmitNode(node); + var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = []); + tokenSourceMapRanges[token] = range; + return node; + } + ts.setTokenSourceMapRange = setTokenSourceMapRange; + /** + * Gets a custom text range to use when emitting comments. + */ + function getCommentRange(node) { + var emitNode = node.emitNode; + return (emitNode && emitNode.commentRange) || node; + } + ts.getCommentRange = getCommentRange; + /** + * Sets a custom text range to use when emitting comments. + */ + function setCommentRange(node, range) { + getOrCreateEmitNode(node).commentRange = range; + return node; + } + ts.setCommentRange = setCommentRange; + function getSyntheticLeadingComments(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.leadingComments; + } + ts.getSyntheticLeadingComments = getSyntheticLeadingComments; + function setSyntheticLeadingComments(node, comments) { + getOrCreateEmitNode(node).leadingComments = comments; + return node; + } + ts.setSyntheticLeadingComments = setSyntheticLeadingComments; + function addSyntheticLeadingComment(node, kind, text, hasTrailingNewLine) { + return setSyntheticLeadingComments(node, ts.append(getSyntheticLeadingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text })); + } + ts.addSyntheticLeadingComment = addSyntheticLeadingComment; + function getSyntheticTrailingComments(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.trailingComments; + } + ts.getSyntheticTrailingComments = getSyntheticTrailingComments; + function setSyntheticTrailingComments(node, comments) { + getOrCreateEmitNode(node).trailingComments = comments; + return node; + } + ts.setSyntheticTrailingComments = setSyntheticTrailingComments; + function addSyntheticTrailingComment(node, kind, text, hasTrailingNewLine) { + return setSyntheticTrailingComments(node, ts.append(getSyntheticTrailingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text })); + } + ts.addSyntheticTrailingComment = addSyntheticTrailingComment; + /** + * Gets the constant value to emit for an expression. + */ + function getConstantValue(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.constantValue; + } + ts.getConstantValue = getConstantValue; + /** + * Sets the constant value to emit for an expression. + */ + function setConstantValue(node, value) { + var emitNode = getOrCreateEmitNode(node); + emitNode.constantValue = value; + return node; + } + ts.setConstantValue = setConstantValue; + /** + * Adds an EmitHelper to a node. + */ + function addEmitHelper(node, helper) { + var emitNode = getOrCreateEmitNode(node); + emitNode.helpers = ts.append(emitNode.helpers, helper); + return node; + } + ts.addEmitHelper = addEmitHelper; + /** + * Add EmitHelpers to a node. + */ + function addEmitHelpers(node, helpers) { + if (ts.some(helpers)) { + var emitNode = getOrCreateEmitNode(node); + for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) { + var helper = helpers_1[_i]; + emitNode.helpers = ts.appendIfUnique(emitNode.helpers, helper); + } + } + return node; + } + ts.addEmitHelpers = addEmitHelpers; + /** + * Removes an EmitHelper from a node. + */ + function removeEmitHelper(node, helper) { + var emitNode = node.emitNode; + if (emitNode) { + var helpers = emitNode.helpers; + if (helpers) { + return ts.orderedRemoveItem(helpers, helper); + } + } + return false; + } + ts.removeEmitHelper = removeEmitHelper; + /** + * Gets the EmitHelpers of a node. + */ + function getEmitHelpers(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.helpers; + } + ts.getEmitHelpers = getEmitHelpers; + /** + * Moves matching emit helpers from a source node to a target node. + */ + function moveEmitHelpers(source, target, predicate) { + var sourceEmitNode = source.emitNode; + var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers; + if (!ts.some(sourceEmitHelpers)) + return; + var targetEmitNode = getOrCreateEmitNode(target); + var helpersRemoved = 0; + for (var i = 0; i < sourceEmitHelpers.length; i++) { + var helper = sourceEmitHelpers[i]; + if (predicate(helper)) { + helpersRemoved++; + targetEmitNode.helpers = ts.appendIfUnique(targetEmitNode.helpers, helper); + } + else if (helpersRemoved > 0) { + sourceEmitHelpers[i - helpersRemoved] = helper; + } + } + if (helpersRemoved > 0) { + sourceEmitHelpers.length -= helpersRemoved; + } + } + ts.moveEmitHelpers = moveEmitHelpers; + /* @internal */ + function compareEmitHelpers(x, y) { + if (x === y) + return 0 /* EqualTo */; + if (x.priority === y.priority) + return 0 /* EqualTo */; + if (x.priority === undefined) + return 1 /* GreaterThan */; + if (y.priority === undefined) + return -1 /* LessThan */; + return ts.compareValues(x.priority, y.priority); + } + ts.compareEmitHelpers = compareEmitHelpers; + function setOriginalNode(node, original) { + node.original = original; + if (original) { + var emitNode = original.emitNode; + if (emitNode) + node.emitNode = mergeEmitNode(emitNode, node.emitNode); + } + return node; + } + ts.setOriginalNode = setOriginalNode; + function mergeEmitNode(sourceEmitNode, destEmitNode) { + var flags = sourceEmitNode.flags, leadingComments = sourceEmitNode.leadingComments, trailingComments = sourceEmitNode.trailingComments, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers; + if (!destEmitNode) + destEmitNode = {}; + // We are using `.slice()` here in case `destEmitNode.leadingComments` is pushed to later. + if (leadingComments) + destEmitNode.leadingComments = ts.addRange(leadingComments.slice(), destEmitNode.leadingComments); + if (trailingComments) + destEmitNode.trailingComments = ts.addRange(trailingComments.slice(), destEmitNode.trailingComments); + if (flags) + destEmitNode.flags = flags; + if (commentRange) + destEmitNode.commentRange = commentRange; + if (sourceMapRange) + destEmitNode.sourceMapRange = sourceMapRange; + if (tokenSourceMapRanges) + destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges); + if (constantValue !== undefined) + destEmitNode.constantValue = constantValue; + if (helpers) + destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers); + return destEmitNode; + } + function mergeTokenSourceMapRanges(sourceRanges, destRanges) { + if (!destRanges) + destRanges = []; + for (var key in sourceRanges) { + destRanges[key] = sourceRanges[key]; + } + return destRanges; + } +})(ts || (ts = {})); +/* @internal */ +(function (ts) { + ts.nullTransformationContext = { + enableEmitNotification: ts.noop, + enableSubstitution: ts.noop, + endLexicalEnvironment: function () { return undefined; }, + getCompilerOptions: ts.notImplemented, + getEmitHost: ts.notImplemented, + getEmitResolver: ts.notImplemented, + hoistFunctionDeclaration: ts.noop, + hoistVariableDeclaration: ts.noop, + isEmitNotificationEnabled: ts.notImplemented, + isSubstitutionEnabled: ts.notImplemented, + onEmitNode: ts.noop, + onSubstituteNode: ts.notImplemented, + readEmitHelpers: ts.notImplemented, + requestEmitHelper: ts.noop, + resumeLexicalEnvironment: ts.noop, + startLexicalEnvironment: ts.noop, + suspendLexicalEnvironment: ts.noop + }; + function createTypeCheck(value, tag) { + return tag === "undefined" + ? ts.createStrictEquality(value, ts.createVoidZero()) + : ts.createStrictEquality(ts.createTypeOf(value), ts.createLiteral(tag)); + } + ts.createTypeCheck = createTypeCheck; + function createMemberAccessForPropertyName(target, memberName, location) { + if (ts.isComputedPropertyName(memberName)) { + return ts.setTextRange(ts.createElementAccess(target, memberName.expression), location); + } + else { + var expression = ts.setTextRange(ts.isIdentifier(memberName) + ? ts.createPropertyAccess(target, memberName) + : ts.createElementAccess(target, memberName), memberName); + ts.getOrCreateEmitNode(expression).flags |= 64 /* NoNestedSourceMaps */; + return expression; + } + } + ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName; + function createFunctionCall(func, thisArg, argumentsList, location) { + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "call"), + /*typeArguments*/ undefined, [ + thisArg + ].concat(argumentsList)), location); + } + ts.createFunctionCall = createFunctionCall; + function createFunctionApply(func, thisArg, argumentsExpression, location) { + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "apply"), + /*typeArguments*/ undefined, [ + thisArg, + argumentsExpression + ]), location); + } + ts.createFunctionApply = createFunctionApply; + function createArraySlice(array, start) { + var argumentsList = []; + if (start !== undefined) { + argumentsList.push(typeof start === "number" ? ts.createLiteral(start) : start); + } + return ts.createCall(ts.createPropertyAccess(array, "slice"), /*typeArguments*/ undefined, argumentsList); + } + ts.createArraySlice = createArraySlice; + function createArrayConcat(array, values) { + return ts.createCall(ts.createPropertyAccess(array, "concat"), + /*typeArguments*/ undefined, values); + } + ts.createArrayConcat = createArrayConcat; + function createMathPow(left, right, location) { + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Math"), "pow"), + /*typeArguments*/ undefined, [left, right]), location); + } + ts.createMathPow = createMathPow; + function createReactNamespace(reactNamespace, parent) { + // To ensure the emit resolver can properly resolve the namespace, we need to + // treat this identifier as if it were a source tree node by clearing the `Synthesized` + // flag and setting a parent node. + var react = ts.createIdentifier(reactNamespace || "React"); + react.flags &= ~8 /* Synthesized */; + // Set the parent that is in parse tree + // this makes sure that parent chain is intact for checker to traverse complete scope tree + react.parent = ts.getParseTreeNode(parent); + return react; + } + function createJsxFactoryExpressionFromEntityName(jsxFactory, parent) { + if (ts.isQualifiedName(jsxFactory)) { + var left = createJsxFactoryExpressionFromEntityName(jsxFactory.left, parent); + var right = ts.createIdentifier(ts.idText(jsxFactory.right)); + right.escapedText = jsxFactory.right.escapedText; + return ts.createPropertyAccess(left, right); + } + else { + return createReactNamespace(ts.idText(jsxFactory), parent); + } + } + function createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parent) { + return jsxFactoryEntity ? + createJsxFactoryExpressionFromEntityName(jsxFactoryEntity, parent) : + ts.createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement"); + } + function createExpressionForJsxElement(jsxFactoryEntity, reactNamespace, tagName, props, children, parentElement, location) { + var argumentsList = [tagName]; + if (props) { + argumentsList.push(props); + } + if (children && children.length > 0) { + if (!props) { + argumentsList.push(ts.createNull()); + } + if (children.length > 1) { + for (var _i = 0, children_1 = children; _i < children_1.length; _i++) { + var child = children_1[_i]; + child.startsOnNewLine = true; + argumentsList.push(child); + } + } + else { + argumentsList.push(children[0]); + } + } + return ts.setTextRange(ts.createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), + /*typeArguments*/ undefined, argumentsList), location); + } + ts.createExpressionForJsxElement = createExpressionForJsxElement; + // Helpers + function getHelperName(name) { + return ts.setEmitFlags(ts.createIdentifier(name), 4096 /* HelperName */ | 2 /* AdviseOnEmitNode */); + } + ts.getHelperName = getHelperName; + var valuesHelper = { + name: "typescript:values", + scoped: false, + text: "\n var __values = (this && this.__values) || function (o) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator], i = 0;\n if (m) return m.call(o);\n return {\n next: function () {\n if (o && i >= o.length) o = void 0;\n return { value: o && o[i++], done: !o };\n }\n };\n };\n " + }; + function createValuesHelper(context, expression, location) { + context.requestEmitHelper(valuesHelper); + return ts.setTextRange(ts.createCall(getHelperName("__values"), + /*typeArguments*/ undefined, [expression]), location); + } + ts.createValuesHelper = createValuesHelper; + var readHelper = { + name: "typescript:read", + scoped: false, + text: "\n var __read = (this && this.__read) || function (o, n) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator];\n if (!m) return o;\n var i = m.call(o), r, ar = [], e;\n try {\n while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\n }\n catch (error) { e = { error: error }; }\n finally {\n try {\n if (r && !r.done && (m = i[\"return\"])) m.call(i);\n }\n finally { if (e) throw e.error; }\n }\n return ar;\n };\n " + }; + function createReadHelper(context, iteratorRecord, count, location) { + context.requestEmitHelper(readHelper); + return ts.setTextRange(ts.createCall(getHelperName("__read"), + /*typeArguments*/ undefined, count !== undefined + ? [iteratorRecord, ts.createLiteral(count)] + : [iteratorRecord]), location); + } + ts.createReadHelper = createReadHelper; + var spreadHelper = { + name: "typescript:spread", + scoped: false, + text: "\n var __spread = (this && this.__spread) || function () {\n for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));\n return ar;\n };" + }; + function createSpreadHelper(context, argumentList, location) { + context.requestEmitHelper(readHelper); + context.requestEmitHelper(spreadHelper); + return ts.setTextRange(ts.createCall(getHelperName("__spread"), + /*typeArguments*/ undefined, argumentList), location); + } + ts.createSpreadHelper = createSpreadHelper; + // Utilities + function createForOfBindingStatement(node, boundValue) { + if (ts.isVariableDeclarationList(node)) { + var firstDeclaration = ts.firstOrUndefined(node.declarations); + var updatedDeclaration = ts.updateVariableDeclaration(firstDeclaration, firstDeclaration.name, + /*typeNode*/ undefined, boundValue); + return ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.updateVariableDeclarationList(node, [updatedDeclaration])), + /*location*/ node); + } + else { + var updatedExpression = ts.setTextRange(ts.createAssignment(node, boundValue), /*location*/ node); + return ts.setTextRange(ts.createStatement(updatedExpression), /*location*/ node); + } + } + ts.createForOfBindingStatement = createForOfBindingStatement; + function insertLeadingStatement(dest, source) { + if (ts.isBlock(dest)) { + return ts.updateBlock(dest, ts.setTextRange(ts.createNodeArray([source].concat(dest.statements)), dest.statements)); + } + else { + return ts.createBlock(ts.createNodeArray([dest, source]), /*multiLine*/ true); + } + } + ts.insertLeadingStatement = insertLeadingStatement; + function restoreEnclosingLabel(node, outermostLabeledStatement, afterRestoreLabelCallback) { + if (!outermostLabeledStatement) { + return node; + } + var updated = ts.updateLabel(outermostLabeledStatement, outermostLabeledStatement.label, outermostLabeledStatement.statement.kind === 222 /* LabeledStatement */ + ? restoreEnclosingLabel(node, outermostLabeledStatement.statement) + : node); + if (afterRestoreLabelCallback) { + afterRestoreLabelCallback(outermostLabeledStatement); + } + return updated; + } + ts.restoreEnclosingLabel = restoreEnclosingLabel; + function shouldBeCapturedInTempVariable(node, cacheIdentifiers) { + var target = skipParentheses(node); + switch (target.kind) { + case 71 /* Identifier */: + return cacheIdentifiers; + case 99 /* ThisKeyword */: + case 8 /* NumericLiteral */: + case 9 /* StringLiteral */: + return false; + case 177 /* ArrayLiteralExpression */: + var elements = target.elements; + if (elements.length === 0) { + return false; + } + return true; + case 178 /* ObjectLiteralExpression */: + return target.properties.length > 0; + default: + return true; + } + } + function createCallBinding(expression, recordTempVariable, languageVersion, cacheIdentifiers) { + var callee = skipOuterExpressions(expression, 7 /* All */); + var thisArg; + var target; + if (ts.isSuperProperty(callee)) { + thisArg = ts.createThis(); + target = callee; + } + else if (callee.kind === 97 /* SuperKeyword */) { + thisArg = ts.createThis(); + target = languageVersion < 2 /* ES2015 */ + ? ts.setTextRange(ts.createIdentifier("_super"), callee) + : callee; + } + else if (ts.getEmitFlags(callee) & 4096 /* HelperName */) { + thisArg = ts.createVoidZero(); + target = parenthesizeForAccess(callee); + } + else { + switch (callee.kind) { + case 179 /* PropertyAccessExpression */: { + if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { + // for `a.b()` target is `(_a = a).b` and thisArg is `_a` + thisArg = ts.createTempVariable(recordTempVariable); + target = ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.name); + ts.setTextRange(target, callee); + } + else { + thisArg = callee.expression; + target = callee; + } + break; + } + case 180 /* ElementAccessExpression */: { + if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { + // for `a[b]()` target is `(_a = a)[b]` and thisArg is `_a` + thisArg = ts.createTempVariable(recordTempVariable); + target = ts.createElementAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.argumentExpression); + ts.setTextRange(target, callee); + } + else { + thisArg = callee.expression; + target = callee; + } + break; + } + default: { + // for `a()` target is `a` and thisArg is `void 0` + thisArg = ts.createVoidZero(); + target = parenthesizeForAccess(expression); + break; + } + } + } + return { target: target, thisArg: thisArg }; + } + ts.createCallBinding = createCallBinding; + function inlineExpressions(expressions) { + // Avoid deeply nested comma expressions as traversing them during emit can result in "Maximum call + // stack size exceeded" errors. + return expressions.length > 10 + ? ts.createCommaList(expressions) + : ts.reduceLeft(expressions, ts.createComma); + } + ts.inlineExpressions = inlineExpressions; + function createExpressionFromEntityName(node) { + if (ts.isQualifiedName(node)) { + var left = createExpressionFromEntityName(node.left); + var right = ts.getMutableClone(node.right); + return ts.setTextRange(ts.createPropertyAccess(left, right), node); + } + else { + return ts.getMutableClone(node); + } + } + ts.createExpressionFromEntityName = createExpressionFromEntityName; + function createExpressionForPropertyName(memberName) { + if (ts.isIdentifier(memberName)) { + return ts.createLiteral(memberName); + } + else if (ts.isComputedPropertyName(memberName)) { + return ts.getMutableClone(memberName.expression); + } + else { + return ts.getMutableClone(memberName); + } + } + ts.createExpressionForPropertyName = createExpressionForPropertyName; + function createExpressionForObjectLiteralElementLike(node, property, receiver) { + switch (property.kind) { + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return createExpressionForAccessorDeclaration(node.properties, property, receiver, node.multiLine); + case 261 /* PropertyAssignment */: + return createExpressionForPropertyAssignment(property, receiver); + case 262 /* ShorthandPropertyAssignment */: + return createExpressionForShorthandPropertyAssignment(property, receiver); + case 151 /* MethodDeclaration */: + return createExpressionForMethodDeclaration(property, receiver); + } + } + ts.createExpressionForObjectLiteralElementLike = createExpressionForObjectLiteralElementLike; + function createExpressionForAccessorDeclaration(properties, property, receiver, multiLine) { + var _a = ts.getAllAccessorDeclarations(properties, property), firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; + if (property === firstAccessor) { + var properties_9 = []; + if (getAccessor) { + var getterFunction = ts.createFunctionExpression(getAccessor.modifiers, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, getAccessor.parameters, + /*type*/ undefined, getAccessor.body); + ts.setTextRange(getterFunction, getAccessor); + ts.setOriginalNode(getterFunction, getAccessor); + var getter = ts.createPropertyAssignment("get", getterFunction); + properties_9.push(getter); + } + if (setAccessor) { + var setterFunction = ts.createFunctionExpression(setAccessor.modifiers, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, setAccessor.parameters, + /*type*/ undefined, setAccessor.body); + ts.setTextRange(setterFunction, setAccessor); + ts.setOriginalNode(setterFunction, setAccessor); + var setter = ts.createPropertyAssignment("set", setterFunction); + properties_9.push(setter); + } + properties_9.push(ts.createPropertyAssignment("enumerable", ts.createTrue())); + properties_9.push(ts.createPropertyAssignment("configurable", ts.createTrue())); + var expression = ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), + /*typeArguments*/ undefined, [ + receiver, + createExpressionForPropertyName(property.name), + ts.createObjectLiteral(properties_9, multiLine) + ]), + /*location*/ firstAccessor); + return ts.aggregateTransformFlags(expression); + } + return undefined; + } + function createExpressionForPropertyAssignment(property, receiver) { + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), property.initializer), property), property)); + } + function createExpressionForShorthandPropertyAssignment(property, receiver) { + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), ts.getSynthesizedClone(property.name)), + /*location*/ property), + /*original*/ property)); + } + function createExpressionForMethodDeclaration(method, receiver) { + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, method.name, /*location*/ method.name), ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression(method.modifiers, method.asteriskToken, + /*name*/ undefined, + /*typeParameters*/ undefined, method.parameters, + /*type*/ undefined, method.body), + /*location*/ method), + /*original*/ method)), + /*location*/ method), + /*original*/ method)); + } + /** + * Gets the internal name of a declaration. This is primarily used for declarations that can be + * referred to by name in the body of an ES5 class function body. An internal name will *never* + * be prefixed with an module or namespace export modifier like "exports." when emitted as an + * expression. An internal name will also *never* be renamed due to a collision with a block + * scoped variable. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getInternalName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps, 16384 /* LocalName */ | 32768 /* InternalName */); + } + ts.getInternalName = getInternalName; + /** + * Gets whether an identifier should only be referred to by its internal name. + */ + function isInternalName(node) { + return (ts.getEmitFlags(node) & 32768 /* InternalName */) !== 0; + } + ts.isInternalName = isInternalName; + /** + * Gets the local name of a declaration. This is primarily used for declarations that can be + * referred to by name in the declaration's immediate scope (classes, enums, namespaces). A + * local name will *never* be prefixed with an module or namespace export modifier like + * "exports." when emitted as an expression. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getLocalName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps, 16384 /* LocalName */); + } + ts.getLocalName = getLocalName; + /** + * Gets whether an identifier should only be referred to by its local name. + */ + function isLocalName(node) { + return (ts.getEmitFlags(node) & 16384 /* LocalName */) !== 0; + } + ts.isLocalName = isLocalName; + /** + * Gets the export name of a declaration. This is primarily used for declarations that can be + * referred to by name in the declaration's immediate scope (classes, enums, namespaces). An + * export name will *always* be prefixed with an module or namespace export modifier like + * `"exports."` when emitted as an expression if the name points to an exported symbol. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getExportName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps, 8192 /* ExportName */); + } + ts.getExportName = getExportName; + /** + * Gets whether an identifier should only be referred to by its export representation if the + * name points to an exported symbol. + */ + function isExportName(node) { + return (ts.getEmitFlags(node) & 8192 /* ExportName */) !== 0; + } + ts.isExportName = isExportName; + /** + * Gets the name of a declaration for use in declarations. + * + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getDeclarationName(node, allowComments, allowSourceMaps) { + return getName(node, allowComments, allowSourceMaps); + } + ts.getDeclarationName = getDeclarationName; + function getName(node, allowComments, allowSourceMaps, emitFlags) { + var nodeName = ts.getNameOfDeclaration(node); + if (nodeName && ts.isIdentifier(nodeName) && !ts.isGeneratedIdentifier(nodeName)) { + var name = ts.getMutableClone(nodeName); + emitFlags |= ts.getEmitFlags(nodeName); + if (!allowSourceMaps) + emitFlags |= 48 /* NoSourceMap */; + if (!allowComments) + emitFlags |= 1536 /* NoComments */; + if (emitFlags) + ts.setEmitFlags(name, emitFlags); + return name; + } + return ts.getGeneratedNameForNode(node); + } + /** + * Gets the exported name of a declaration for use in expressions. + * + * An exported name will *always* be prefixed with an module or namespace export modifier like + * "exports." if the name points to an exported symbol. + * + * @param ns The namespace identifier. + * @param node The declaration. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getExternalModuleOrNamespaceExportName(ns, node, allowComments, allowSourceMaps) { + if (ns && ts.hasModifier(node, 1 /* Export */)) { + return getNamespaceMemberName(ns, getName(node), allowComments, allowSourceMaps); + } + return getExportName(node, allowComments, allowSourceMaps); + } + ts.getExternalModuleOrNamespaceExportName = getExternalModuleOrNamespaceExportName; + /** + * Gets a namespace-qualified name for use in expressions. + * + * @param ns The namespace identifier. + * @param name The name. + * @param allowComments A value indicating whether comments may be emitted for the name. + * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. + */ + function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) { + var qualifiedName = ts.createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : ts.getSynthesizedClone(name)); + ts.setTextRange(qualifiedName, name); + var emitFlags; + if (!allowSourceMaps) + emitFlags |= 48 /* NoSourceMap */; + if (!allowComments) + emitFlags |= 1536 /* NoComments */; + if (emitFlags) + ts.setEmitFlags(qualifiedName, emitFlags); + return qualifiedName; + } + ts.getNamespaceMemberName = getNamespaceMemberName; + function convertToFunctionBody(node, multiLine) { + return ts.isBlock(node) ? node : ts.setTextRange(ts.createBlock([ts.setTextRange(ts.createReturn(node), node)], multiLine), node); + } + ts.convertToFunctionBody = convertToFunctionBody; + function convertFunctionDeclarationToExpression(node) { + ts.Debug.assert(!!node.body); + var updated = ts.createFunctionExpression(node.modifiers, node.asteriskToken, node.name, node.typeParameters, node.parameters, node.type, node.body); + ts.setOriginalNode(updated, node); + ts.setTextRange(updated, node); + if (node.startsOnNewLine) { + updated.startsOnNewLine = true; + } + ts.aggregateTransformFlags(updated); + return updated; + } + ts.convertFunctionDeclarationToExpression = convertFunctionDeclarationToExpression; + function isUseStrictPrologue(node) { + return ts.isStringLiteral(node.expression) && node.expression.text === "use strict"; + } + /** + * Add any necessary prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + * + * @param target: result statements array + * @param source: origin statements array + * @param ensureUseStrict: boolean determining whether the function need to add prologue-directives + * @param visitor: Optional callback used to visit any custom prologue directives. + */ + function addPrologue(target, source, ensureUseStrict, visitor) { + var offset = addStandardPrologue(target, source, ensureUseStrict); + return addCustomPrologue(target, source, offset, visitor); + } + ts.addPrologue = addPrologue; + /** + * Add just the standard (string-expression) prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + */ + function addStandardPrologue(target, source, ensureUseStrict) { + ts.Debug.assert(target.length === 0, "Prologue directives should be at the first statement in the target statements array"); + var foundUseStrict = false; + var statementOffset = 0; + var numStatements = source.length; + while (statementOffset < numStatements) { + var statement = source[statementOffset]; + if (ts.isPrologueDirective(statement)) { + if (isUseStrictPrologue(statement)) { + foundUseStrict = true; + } + target.push(statement); + } + else { + break; + } + statementOffset++; + } + if (ensureUseStrict && !foundUseStrict) { + target.push(startOnNewLine(ts.createStatement(ts.createLiteral("use strict")))); + } + return statementOffset; + } + ts.addStandardPrologue = addStandardPrologue; + /** + * Add just the custom prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + */ + function addCustomPrologue(target, source, statementOffset, visitor) { + var numStatements = source.length; + while (statementOffset < numStatements) { + var statement = source[statementOffset]; + if (ts.getEmitFlags(statement) & 1048576 /* CustomPrologue */) { + target.push(visitor ? ts.visitNode(statement, visitor, ts.isStatement) : statement); + } + else { + break; + } + statementOffset++; + } + return statementOffset; + } + ts.addCustomPrologue = addCustomPrologue; + function startsWithUseStrict(statements) { + var firstStatement = ts.firstOrUndefined(statements); + return firstStatement !== undefined + && ts.isPrologueDirective(firstStatement) + && isUseStrictPrologue(firstStatement); + } + ts.startsWithUseStrict = startsWithUseStrict; + /** + * Ensures "use strict" directive is added + * + * @param statements An array of statements + */ + function ensureUseStrict(statements) { + var foundUseStrict = false; + for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) { + var statement = statements_3[_i]; + if (ts.isPrologueDirective(statement)) { + if (isUseStrictPrologue(statement)) { + foundUseStrict = true; + break; + } + } + else { + break; + } + } + if (!foundUseStrict) { + return ts.setTextRange(ts.createNodeArray([ + startOnNewLine(ts.createStatement(ts.createLiteral("use strict"))) + ].concat(statements)), statements); + } + return statements; + } + ts.ensureUseStrict = ensureUseStrict; + /** + * Wraps the operand to a BinaryExpression in parentheses if they are needed to preserve the intended + * order of operations. + * + * @param binaryOperator The operator for the BinaryExpression. + * @param operand The operand for the BinaryExpression. + * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the + * BinaryExpression. + */ + function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { + var skipped = ts.skipPartiallyEmittedExpressions(operand); + // If the resulting expression is already parenthesized, we do not need to do any further processing. + if (skipped.kind === 185 /* ParenthesizedExpression */) { + return operand; + } + return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) + ? ts.createParen(operand) + : operand; + } + ts.parenthesizeBinaryOperand = parenthesizeBinaryOperand; + /** + * Determines whether the operand to a BinaryExpression needs to be parenthesized. + * + * @param binaryOperator The operator for the BinaryExpression. + * @param operand The operand for the BinaryExpression. + * @param isLeftSideOfBinary A value indicating whether the operand is the left side of the + * BinaryExpression. + */ + function binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { + // If the operand has lower precedence, then it needs to be parenthesized to preserve the + // intent of the expression. For example, if the operand is `a + b` and the operator is + // `*`, then we need to parenthesize the operand to preserve the intended order of + // operations: `(a + b) * x`. + // + // If the operand has higher precedence, then it does not need to be parenthesized. For + // example, if the operand is `a * b` and the operator is `+`, then we do not need to + // parenthesize to preserve the intended order of operations: `a * b + x`. + // + // If the operand has the same precedence, then we need to check the associativity of + // the operator based on whether this is the left or right operand of the expression. + // + // For example, if `a / d` is on the right of operator `*`, we need to parenthesize + // to preserve the intended order of operations: `x * (a / d)` + // + // If `a ** d` is on the left of operator `**`, we need to parenthesize to preserve + // the intended order of operations: `(a ** b) ** c` + var binaryOperatorPrecedence = ts.getOperatorPrecedence(194 /* BinaryExpression */, binaryOperator); + var binaryOperatorAssociativity = ts.getOperatorAssociativity(194 /* BinaryExpression */, binaryOperator); + var emittedOperand = ts.skipPartiallyEmittedExpressions(operand); + var operandPrecedence = ts.getExpressionPrecedence(emittedOperand); + switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) { + case -1 /* LessThan */: + // If the operand is the right side of a right-associative binary operation + // and is a yield expression, then we do not need parentheses. + if (!isLeftSideOfBinary + && binaryOperatorAssociativity === 1 /* Right */ + && operand.kind === 197 /* YieldExpression */) { + return false; + } + return true; + case 1 /* GreaterThan */: + return false; + case 0 /* EqualTo */: + if (isLeftSideOfBinary) { + // No need to parenthesize the left operand when the binary operator is + // left associative: + // (a*b)/x -> a*b/x + // (a**b)/x -> a**b/x + // + // Parentheses are needed for the left operand when the binary operator is + // right associative: + // (a/b)**x -> (a/b)**x + // (a**b)**x -> (a**b)**x + return binaryOperatorAssociativity === 1 /* Right */; + } + else { + if (ts.isBinaryExpression(emittedOperand) + && emittedOperand.operatorToken.kind === binaryOperator) { + // No need to parenthesize the right operand when the binary operator and + // operand are the same and one of the following: + // x*(a*b) => x*a*b + // x|(a|b) => x|a|b + // x&(a&b) => x&a&b + // x^(a^b) => x^a^b + if (operatorHasAssociativeProperty(binaryOperator)) { + return false; + } + // No need to parenthesize the right operand when the binary operator + // is plus (+) if both the left and right operands consist solely of either + // literals of the same kind or binary plus (+) expressions for literals of + // the same kind (recursively). + // "a"+(1+2) => "a"+(1+2) + // "a"+("b"+"c") => "a"+"b"+"c" + if (binaryOperator === 37 /* PlusToken */) { + var leftKind = leftOperand ? getLiteralKindOfBinaryPlusOperand(leftOperand) : 0 /* Unknown */; + if (ts.isLiteralKind(leftKind) && leftKind === getLiteralKindOfBinaryPlusOperand(emittedOperand)) { + return false; + } + } + } + // No need to parenthesize the right operand when the operand is right + // associative: + // x/(a**b) -> x/a**b + // x**(a**b) -> x**a**b + // + // Parentheses are needed for the right operand when the operand is left + // associative: + // x/(a*b) -> x/(a*b) + // x**(a/b) -> x**(a/b) + var operandAssociativity = ts.getExpressionAssociativity(emittedOperand); + return operandAssociativity === 0 /* Left */; + } + } + } + /** + * Determines whether a binary operator is mathematically associative. + * + * @param binaryOperator The binary operator. + */ + function operatorHasAssociativeProperty(binaryOperator) { + // The following operators are associative in JavaScript: + // (a*b)*c -> a*(b*c) -> a*b*c + // (a|b)|c -> a|(b|c) -> a|b|c + // (a&b)&c -> a&(b&c) -> a&b&c + // (a^b)^c -> a^(b^c) -> a^b^c + // + // While addition is associative in mathematics, JavaScript's `+` is not + // guaranteed to be associative as it is overloaded with string concatenation. + return binaryOperator === 39 /* AsteriskToken */ + || binaryOperator === 49 /* BarToken */ + || binaryOperator === 48 /* AmpersandToken */ + || binaryOperator === 50 /* CaretToken */; + } + /** + * This function determines whether an expression consists of a homogeneous set of + * literal expressions or binary plus expressions that all share the same literal kind. + * It is used to determine whether the right-hand operand of a binary plus expression can be + * emitted without parentheses. + */ + function getLiteralKindOfBinaryPlusOperand(node) { + node = ts.skipPartiallyEmittedExpressions(node); + if (ts.isLiteralKind(node.kind)) { + return node.kind; + } + if (node.kind === 194 /* BinaryExpression */ && node.operatorToken.kind === 37 /* PlusToken */) { + if (node.cachedLiteralKind !== undefined) { + return node.cachedLiteralKind; + } + var leftKind = getLiteralKindOfBinaryPlusOperand(node.left); + var literalKind = ts.isLiteralKind(leftKind) + && leftKind === getLiteralKindOfBinaryPlusOperand(node.right) + ? leftKind + : 0 /* Unknown */; + node.cachedLiteralKind = literalKind; + return literalKind; + } + return 0 /* Unknown */; + } + function parenthesizeForConditionalHead(condition) { + var conditionalPrecedence = ts.getOperatorPrecedence(195 /* ConditionalExpression */, 55 /* QuestionToken */); + var emittedCondition = ts.skipPartiallyEmittedExpressions(condition); + var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition); + if (ts.compareValues(conditionPrecedence, conditionalPrecedence) === -1 /* LessThan */) { + return ts.createParen(condition); + } + return condition; + } + ts.parenthesizeForConditionalHead = parenthesizeForConditionalHead; + function parenthesizeSubexpressionOfConditionalExpression(e) { + // per ES grammar both 'whenTrue' and 'whenFalse' parts of conditional expression are assignment expressions + // so in case when comma expression is introduced as a part of previous transformations + // if should be wrapped in parens since comma operator has the lowest precedence + return e.kind === 194 /* BinaryExpression */ && e.operatorToken.kind === 26 /* CommaToken */ + ? ts.createParen(e) + : e; + } + ts.parenthesizeSubexpressionOfConditionalExpression = parenthesizeSubexpressionOfConditionalExpression; + /** + * Wraps an expression in parentheses if it is needed in order to use the expression + * as the expression of a NewExpression node. + * + * @param expression The Expression node. + */ + function parenthesizeForNew(expression) { + var leftmostExpr = getLeftmostExpression(expression, /*stopAtCallExpressions*/ true); + switch (leftmostExpr.kind) { + case 181 /* CallExpression */: + return ts.createParen(expression); + case 182 /* NewExpression */: + return !leftmostExpr.arguments + ? ts.createParen(expression) + : expression; + } + return parenthesizeForAccess(expression); + } + ts.parenthesizeForNew = parenthesizeForNew; + /** + * Wraps an expression in parentheses if it is needed in order to use the expression for + * property or element access. + * + * @param expr The expression node. + */ + function parenthesizeForAccess(expression) { + // isLeftHandSideExpression is almost the correct criterion for when it is not necessary + // to parenthesize the expression before a dot. The known exception is: + // + // NewExpression: + // new C.x -> not the same as (new C).x + // + var emittedExpression = ts.skipPartiallyEmittedExpressions(expression); + if (ts.isLeftHandSideExpression(emittedExpression) + && (emittedExpression.kind !== 182 /* NewExpression */ || emittedExpression.arguments)) { + return expression; + } + return ts.setTextRange(ts.createParen(expression), expression); + } + ts.parenthesizeForAccess = parenthesizeForAccess; + function parenthesizePostfixOperand(operand) { + return ts.isLeftHandSideExpression(operand) + ? operand + : ts.setTextRange(ts.createParen(operand), operand); + } + ts.parenthesizePostfixOperand = parenthesizePostfixOperand; + function parenthesizePrefixOperand(operand) { + return ts.isUnaryExpression(operand) + ? operand + : ts.setTextRange(ts.createParen(operand), operand); + } + ts.parenthesizePrefixOperand = parenthesizePrefixOperand; + function parenthesizeListElements(elements) { + var result; + for (var i = 0; i < elements.length; i++) { + var element = parenthesizeExpressionForList(elements[i]); + if (result !== undefined || element !== elements[i]) { + if (result === undefined) { + result = elements.slice(0, i); + } + result.push(element); + } + } + if (result !== undefined) { + return ts.setTextRange(ts.createNodeArray(result, elements.hasTrailingComma), elements); + } + return elements; + } + ts.parenthesizeListElements = parenthesizeListElements; + function parenthesizeExpressionForList(expression) { + var emittedExpression = ts.skipPartiallyEmittedExpressions(expression); + var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression); + var commaPrecedence = ts.getOperatorPrecedence(194 /* BinaryExpression */, 26 /* CommaToken */); + return expressionPrecedence > commaPrecedence + ? expression + : ts.setTextRange(ts.createParen(expression), expression); + } + ts.parenthesizeExpressionForList = parenthesizeExpressionForList; + function parenthesizeExpressionForExpressionStatement(expression) { + var emittedExpression = ts.skipPartiallyEmittedExpressions(expression); + if (ts.isCallExpression(emittedExpression)) { + var callee = emittedExpression.expression; + var kind = ts.skipPartiallyEmittedExpressions(callee).kind; + if (kind === 186 /* FunctionExpression */ || kind === 187 /* ArrowFunction */) { + var mutableCall = ts.getMutableClone(emittedExpression); + mutableCall.expression = ts.setTextRange(ts.createParen(callee), callee); + return recreateOuterExpressions(expression, mutableCall, 4 /* PartiallyEmittedExpressions */); + } + } + var leftmostExpressionKind = getLeftmostExpression(emittedExpression, /*stopAtCallExpressions*/ false).kind; + if (leftmostExpressionKind === 178 /* ObjectLiteralExpression */ || leftmostExpressionKind === 186 /* FunctionExpression */) { + return ts.setTextRange(ts.createParen(expression), expression); + } + return expression; + } + ts.parenthesizeExpressionForExpressionStatement = parenthesizeExpressionForExpressionStatement; + function parenthesizeElementTypeMember(member) { + switch (member.kind) { + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + return ts.createParenthesizedType(member); + } + return member; + } + ts.parenthesizeElementTypeMember = parenthesizeElementTypeMember; + function parenthesizeArrayTypeMember(member) { + switch (member.kind) { + case 162 /* TypeQuery */: + case 170 /* TypeOperator */: + return ts.createParenthesizedType(member); + } + return parenthesizeElementTypeMember(member); + } + ts.parenthesizeArrayTypeMember = parenthesizeArrayTypeMember; + function parenthesizeElementTypeMembers(members) { + return ts.createNodeArray(ts.sameMap(members, parenthesizeElementTypeMember)); + } + ts.parenthesizeElementTypeMembers = parenthesizeElementTypeMembers; + function parenthesizeTypeParameters(typeParameters) { + if (ts.some(typeParameters)) { + var params = []; + for (var i = 0; i < typeParameters.length; ++i) { + var entry = typeParameters[i]; + params.push(i === 0 && ts.isFunctionOrConstructorTypeNode(entry) && entry.typeParameters ? + ts.createParenthesizedType(entry) : + entry); + } + return ts.createNodeArray(params); + } + } + ts.parenthesizeTypeParameters = parenthesizeTypeParameters; + function getLeftmostExpression(node, stopAtCallExpressions) { + while (true) { + switch (node.kind) { + case 193 /* PostfixUnaryExpression */: + node = node.operand; + continue; + case 194 /* BinaryExpression */: + node = node.left; + continue; + case 195 /* ConditionalExpression */: + node = node.condition; + continue; + case 181 /* CallExpression */: + if (stopAtCallExpressions) { + return node; + } + // falls through + case 180 /* ElementAccessExpression */: + case 179 /* PropertyAccessExpression */: + node = node.expression; + continue; + case 288 /* PartiallyEmittedExpression */: + node = node.expression; + continue; + } + return node; + } + } + function parenthesizeConciseBody(body) { + if (!ts.isBlock(body) && getLeftmostExpression(body, /*stopAtCallExpressions*/ false).kind === 178 /* ObjectLiteralExpression */) { + return ts.setTextRange(ts.createParen(body), body); + } + return body; + } + ts.parenthesizeConciseBody = parenthesizeConciseBody; + var OuterExpressionKinds; + (function (OuterExpressionKinds) { + OuterExpressionKinds[OuterExpressionKinds["Parentheses"] = 1] = "Parentheses"; + OuterExpressionKinds[OuterExpressionKinds["Assertions"] = 2] = "Assertions"; + OuterExpressionKinds[OuterExpressionKinds["PartiallyEmittedExpressions"] = 4] = "PartiallyEmittedExpressions"; + OuterExpressionKinds[OuterExpressionKinds["All"] = 7] = "All"; + })(OuterExpressionKinds = ts.OuterExpressionKinds || (ts.OuterExpressionKinds = {})); + function isOuterExpression(node, kinds) { + if (kinds === void 0) { kinds = 7 /* All */; } + switch (node.kind) { + case 185 /* ParenthesizedExpression */: + return (kinds & 1 /* Parentheses */) !== 0; + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: + case 203 /* NonNullExpression */: + return (kinds & 2 /* Assertions */) !== 0; + case 288 /* PartiallyEmittedExpression */: + return (kinds & 4 /* PartiallyEmittedExpressions */) !== 0; + } + return false; + } + ts.isOuterExpression = isOuterExpression; + function skipOuterExpressions(node, kinds) { + if (kinds === void 0) { kinds = 7 /* All */; } + var previousNode; + do { + previousNode = node; + if (kinds & 1 /* Parentheses */) { + node = skipParentheses(node); + } + if (kinds & 2 /* Assertions */) { + node = skipAssertions(node); + } + if (kinds & 4 /* PartiallyEmittedExpressions */) { + node = ts.skipPartiallyEmittedExpressions(node); + } + } while (previousNode !== node); + return node; + } + ts.skipOuterExpressions = skipOuterExpressions; + function skipParentheses(node) { + while (node.kind === 185 /* ParenthesizedExpression */) { + node = node.expression; + } + return node; + } + ts.skipParentheses = skipParentheses; + function skipAssertions(node) { + while (ts.isAssertionExpression(node) || node.kind === 203 /* NonNullExpression */) { + node = node.expression; + } + return node; + } + ts.skipAssertions = skipAssertions; + function updateOuterExpression(outerExpression, expression) { + switch (outerExpression.kind) { + case 185 /* ParenthesizedExpression */: return ts.updateParen(outerExpression, expression); + case 184 /* TypeAssertionExpression */: return ts.updateTypeAssertion(outerExpression, outerExpression.type, expression); + case 202 /* AsExpression */: return ts.updateAsExpression(outerExpression, expression, outerExpression.type); + case 203 /* NonNullExpression */: return ts.updateNonNullExpression(outerExpression, expression); + case 288 /* PartiallyEmittedExpression */: return ts.updatePartiallyEmittedExpression(outerExpression, expression); + } + } + /** + * Determines whether a node is a parenthesized expression that can be ignored when recreating outer expressions. + * + * A parenthesized expression can be ignored when all of the following are true: + * + * - It's `pos` and `end` are not -1 + * - It does not have a custom source map range + * - It does not have a custom comment range + * - It does not have synthetic leading or trailing comments + * + * If an outermost parenthesized expression is ignored, but the containing expression requires a parentheses around + * the expression to maintain precedence, a new parenthesized expression should be created automatically when + * the containing expression is created/updated. + */ + function isIgnorableParen(node) { + return node.kind === 185 /* ParenthesizedExpression */ + && ts.nodeIsSynthesized(node) + && ts.nodeIsSynthesized(ts.getSourceMapRange(node)) + && ts.nodeIsSynthesized(ts.getCommentRange(node)) + && !ts.some(ts.getSyntheticLeadingComments(node)) + && !ts.some(ts.getSyntheticTrailingComments(node)); + } + function recreateOuterExpressions(outerExpression, innerExpression, kinds) { + if (kinds === void 0) { kinds = 7 /* All */; } + if (outerExpression && isOuterExpression(outerExpression, kinds) && !isIgnorableParen(outerExpression)) { + return updateOuterExpression(outerExpression, recreateOuterExpressions(outerExpression.expression, innerExpression)); + } + return innerExpression; + } + ts.recreateOuterExpressions = recreateOuterExpressions; + function startOnNewLine(node) { + node.startsOnNewLine = true; + return node; + } + ts.startOnNewLine = startOnNewLine; + function getExternalHelpersModuleName(node) { + var parseNode = ts.getOriginalNode(node, ts.isSourceFile); + var emitNode = parseNode && parseNode.emitNode; + return emitNode && emitNode.externalHelpersModuleName; + } + ts.getExternalHelpersModuleName = getExternalHelpersModuleName; + function getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions, hasExportStarsToExportValues) { + if (compilerOptions.importHelpers && ts.isEffectiveExternalModule(node, compilerOptions)) { + var externalHelpersModuleName = getExternalHelpersModuleName(node); + if (externalHelpersModuleName) { + return externalHelpersModuleName; + } + var moduleKind = ts.getEmitModuleKind(compilerOptions); + var create = hasExportStarsToExportValues + && moduleKind !== ts.ModuleKind.System + && moduleKind !== ts.ModuleKind.ES2015 + && moduleKind !== ts.ModuleKind.ESNext; + if (!create) { + var helpers = ts.getEmitHelpers(node); + if (helpers) { + for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) { + var helper = helpers_2[_i]; + if (!helper.scoped) { + create = true; + break; + } + } + } + } + if (create) { + var parseNode = ts.getOriginalNode(node, ts.isSourceFile); + var emitNode = ts.getOrCreateEmitNode(parseNode); + return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = ts.createUniqueName(ts.externalHelpersModuleNameText)); + } + } + } + ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded; + /** + * Get the name of that target module from an import or export declaration + */ + function getLocalNameForExternalImport(node, sourceFile) { + var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); + if (namespaceDeclaration && !ts.isDefaultImport(node)) { + var name = namespaceDeclaration.name; + return ts.isGeneratedIdentifier(name) ? name : ts.createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, namespaceDeclaration.name)); + } + if (node.kind === 238 /* ImportDeclaration */ && node.importClause) { + return ts.getGeneratedNameForNode(node); + } + if (node.kind === 244 /* ExportDeclaration */ && node.moduleSpecifier) { + return ts.getGeneratedNameForNode(node); + } + return undefined; + } + ts.getLocalNameForExternalImport = getLocalNameForExternalImport; + /** + * Get the name of a target module from an import/export declaration as should be written in the emitted output. + * The emitted output name can be different from the input if: + * 1. The module has a /// + * 2. --out or --outFile is used, making the name relative to the rootDir + * 3- The containing SourceFile has an entry in renamedDependencies for the import as requested by some module loaders (e.g. System). + * Otherwise, a new StringLiteral node representing the module name will be returned. + */ + function getExternalModuleNameLiteral(importNode, sourceFile, host, resolver, compilerOptions) { + var moduleName = ts.getExternalModuleName(importNode); + if (moduleName.kind === 9 /* StringLiteral */) { + return tryGetModuleNameFromDeclaration(importNode, host, resolver, compilerOptions) + || tryRenameExternalModule(moduleName, sourceFile) + || ts.getSynthesizedClone(moduleName); + } + return undefined; + } + ts.getExternalModuleNameLiteral = getExternalModuleNameLiteral; + /** + * Some bundlers (SystemJS builder) sometimes want to rename dependencies. + * Here we check if alternative name was provided for a given moduleName and return it if possible. + */ + function tryRenameExternalModule(moduleName, sourceFile) { + var rename = sourceFile.renamedDependencies && sourceFile.renamedDependencies.get(moduleName.text); + return rename && ts.createLiteral(rename); + } + /** + * Get the name of a module as should be written in the emitted output. + * The emitted output name can be different from the input if: + * 1. The module has a /// + * 2. --out or --outFile is used, making the name relative to the rootDir + * Otherwise, a new StringLiteral node representing the module name will be returned. + */ + function tryGetModuleNameFromFile(file, host, options) { + if (!file) { + return undefined; + } + if (file.moduleName) { + return ts.createLiteral(file.moduleName); + } + if (!file.isDeclarationFile && (options.out || options.outFile)) { + return ts.createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName)); + } + return undefined; + } + ts.tryGetModuleNameFromFile = tryGetModuleNameFromFile; + function tryGetModuleNameFromDeclaration(declaration, host, resolver, compilerOptions) { + return tryGetModuleNameFromFile(resolver.getExternalModuleFileFromDeclaration(declaration), host, compilerOptions); + } + /** + * Gets the initializer of an BindingOrAssignmentElement. + */ + function getInitializerOfBindingOrAssignmentElement(bindingElement) { + if (ts.isDeclarationBindingElement(bindingElement)) { + // `1` in `let { a = 1 } = ...` + // `1` in `let { a: b = 1 } = ...` + // `1` in `let { a: {b} = 1 } = ...` + // `1` in `let { a: [b] = 1 } = ...` + // `1` in `let [a = 1] = ...` + // `1` in `let [{a} = 1] = ...` + // `1` in `let [[a] = 1] = ...` + return bindingElement.initializer; + } + if (ts.isPropertyAssignment(bindingElement)) { + // `1` in `({ a: b = 1 } = ...)` + // `1` in `({ a: {b} = 1 } = ...)` + // `1` in `({ a: [b] = 1 } = ...)` + return ts.isAssignmentExpression(bindingElement.initializer, /*excludeCompoundAssignment*/ true) + ? bindingElement.initializer.right + : undefined; + } + if (ts.isShorthandPropertyAssignment(bindingElement)) { + // `1` in `({ a = 1 } = ...)` + return bindingElement.objectAssignmentInitializer; + } + if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { + // `1` in `[a = 1] = ...` + // `1` in `[{a} = 1] = ...` + // `1` in `[[a] = 1] = ...` + return bindingElement.right; + } + if (ts.isSpreadElement(bindingElement)) { + // Recovery consistent with existing emit. + return getInitializerOfBindingOrAssignmentElement(bindingElement.expression); + } + } + ts.getInitializerOfBindingOrAssignmentElement = getInitializerOfBindingOrAssignmentElement; + /** + * Gets the name of an BindingOrAssignmentElement. + */ + function getTargetOfBindingOrAssignmentElement(bindingElement) { + if (ts.isDeclarationBindingElement(bindingElement)) { + // `a` in `let { a } = ...` + // `a` in `let { a = 1 } = ...` + // `b` in `let { a: b } = ...` + // `b` in `let { a: b = 1 } = ...` + // `a` in `let { ...a } = ...` + // `{b}` in `let { a: {b} } = ...` + // `{b}` in `let { a: {b} = 1 } = ...` + // `[b]` in `let { a: [b] } = ...` + // `[b]` in `let { a: [b] = 1 } = ...` + // `a` in `let [a] = ...` + // `a` in `let [a = 1] = ...` + // `a` in `let [...a] = ...` + // `{a}` in `let [{a}] = ...` + // `{a}` in `let [{a} = 1] = ...` + // `[a]` in `let [[a]] = ...` + // `[a]` in `let [[a] = 1] = ...` + return bindingElement.name; + } + if (ts.isObjectLiteralElementLike(bindingElement)) { + switch (bindingElement.kind) { + case 261 /* PropertyAssignment */: + // `b` in `({ a: b } = ...)` + // `b` in `({ a: b = 1 } = ...)` + // `{b}` in `({ a: {b} } = ...)` + // `{b}` in `({ a: {b} = 1 } = ...)` + // `[b]` in `({ a: [b] } = ...)` + // `[b]` in `({ a: [b] = 1 } = ...)` + // `b.c` in `({ a: b.c } = ...)` + // `b.c` in `({ a: b.c = 1 } = ...)` + // `b[0]` in `({ a: b[0] } = ...)` + // `b[0]` in `({ a: b[0] = 1 } = ...)` + return getTargetOfBindingOrAssignmentElement(bindingElement.initializer); + case 262 /* ShorthandPropertyAssignment */: + // `a` in `({ a } = ...)` + // `a` in `({ a = 1 } = ...)` + return bindingElement.name; + case 263 /* SpreadAssignment */: + // `a` in `({ ...a } = ...)` + return getTargetOfBindingOrAssignmentElement(bindingElement.expression); + } + // no target + return undefined; + } + if (ts.isAssignmentExpression(bindingElement, /*excludeCompoundAssignment*/ true)) { + // `a` in `[a = 1] = ...` + // `{a}` in `[{a} = 1] = ...` + // `[a]` in `[[a] = 1] = ...` + // `a.b` in `[a.b = 1] = ...` + // `a[0]` in `[a[0] = 1] = ...` + return getTargetOfBindingOrAssignmentElement(bindingElement.left); + } + if (ts.isSpreadElement(bindingElement)) { + // `a` in `[...a] = ...` + return getTargetOfBindingOrAssignmentElement(bindingElement.expression); + } + // `a` in `[a] = ...` + // `{a}` in `[{a}] = ...` + // `[a]` in `[[a]] = ...` + // `a.b` in `[a.b] = ...` + // `a[0]` in `[a[0]] = ...` + return bindingElement; + } + ts.getTargetOfBindingOrAssignmentElement = getTargetOfBindingOrAssignmentElement; + /** + * Determines whether an BindingOrAssignmentElement is a rest element. + */ + function getRestIndicatorOfBindingOrAssignmentElement(bindingElement) { + switch (bindingElement.kind) { + case 146 /* Parameter */: + case 176 /* BindingElement */: + // `...` in `let [...a] = ...` + return bindingElement.dotDotDotToken; + case 198 /* SpreadElement */: + case 263 /* SpreadAssignment */: + // `...` in `[...a] = ...` + return bindingElement; + } + return undefined; + } + ts.getRestIndicatorOfBindingOrAssignmentElement = getRestIndicatorOfBindingOrAssignmentElement; + /** + * Gets the property name of a BindingOrAssignmentElement + */ + function getPropertyNameOfBindingOrAssignmentElement(bindingElement) { + switch (bindingElement.kind) { + case 176 /* BindingElement */: + // `a` in `let { a: b } = ...` + // `[a]` in `let { [a]: b } = ...` + // `"a"` in `let { "a": b } = ...` + // `1` in `let { 1: b } = ...` + if (bindingElement.propertyName) { + var propertyName = bindingElement.propertyName; + return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) + ? propertyName.expression + : propertyName; + } + break; + case 261 /* PropertyAssignment */: + // `a` in `({ a: b } = ...)` + // `[a]` in `({ [a]: b } = ...)` + // `"a"` in `({ "a": b } = ...)` + // `1` in `({ 1: b } = ...)` + if (bindingElement.name) { + var propertyName = bindingElement.name; + return ts.isComputedPropertyName(propertyName) && ts.isStringOrNumericLiteral(propertyName.expression) + ? propertyName.expression + : propertyName; + } + break; + case 263 /* SpreadAssignment */: + // `a` in `({ ...a } = ...)` + return bindingElement.name; + } + var target = getTargetOfBindingOrAssignmentElement(bindingElement); + if (target && ts.isPropertyName(target)) { + return ts.isComputedPropertyName(target) && ts.isStringOrNumericLiteral(target.expression) + ? target.expression + : target; + } + ts.Debug.fail("Invalid property name for binding element."); + } + ts.getPropertyNameOfBindingOrAssignmentElement = getPropertyNameOfBindingOrAssignmentElement; + /** + * Gets the elements of a BindingOrAssignmentPattern + */ + function getElementsOfBindingOrAssignmentPattern(name) { + switch (name.kind) { + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: + case 177 /* ArrayLiteralExpression */: + // `a` in `{a}` + // `a` in `[a]` + return name.elements; + case 178 /* ObjectLiteralExpression */: + // `a` in `{a}` + return name.properties; + } + } + ts.getElementsOfBindingOrAssignmentPattern = getElementsOfBindingOrAssignmentPattern; + function convertToArrayAssignmentElement(element) { + if (ts.isBindingElement(element)) { + if (element.dotDotDotToken) { + ts.Debug.assertNode(element.name, ts.isIdentifier); + return ts.setOriginalNode(ts.setTextRange(ts.createSpread(element.name), element), element); + } + var expression = convertToAssignmentElementTarget(element.name); + return element.initializer + ? ts.setOriginalNode(ts.setTextRange(ts.createAssignment(expression, element.initializer), element), element) + : expression; + } + ts.Debug.assertNode(element, ts.isExpression); + return element; + } + ts.convertToArrayAssignmentElement = convertToArrayAssignmentElement; + function convertToObjectAssignmentElement(element) { + if (ts.isBindingElement(element)) { + if (element.dotDotDotToken) { + ts.Debug.assertNode(element.name, ts.isIdentifier); + return ts.setOriginalNode(ts.setTextRange(ts.createSpreadAssignment(element.name), element), element); + } + if (element.propertyName) { + var expression = convertToAssignmentElementTarget(element.name); + return ts.setOriginalNode(ts.setTextRange(ts.createPropertyAssignment(element.propertyName, element.initializer ? ts.createAssignment(expression, element.initializer) : expression), element), element); + } + ts.Debug.assertNode(element.name, ts.isIdentifier); + return ts.setOriginalNode(ts.setTextRange(ts.createShorthandPropertyAssignment(element.name, element.initializer), element), element); + } + ts.Debug.assertNode(element, ts.isObjectLiteralElementLike); + return element; + } + ts.convertToObjectAssignmentElement = convertToObjectAssignmentElement; + function convertToAssignmentPattern(node) { + switch (node.kind) { + case 175 /* ArrayBindingPattern */: + case 177 /* ArrayLiteralExpression */: + return convertToArrayAssignmentPattern(node); + case 174 /* ObjectBindingPattern */: + case 178 /* ObjectLiteralExpression */: + return convertToObjectAssignmentPattern(node); + } + } + ts.convertToAssignmentPattern = convertToAssignmentPattern; + function convertToObjectAssignmentPattern(node) { + if (ts.isObjectBindingPattern(node)) { + return ts.setOriginalNode(ts.setTextRange(ts.createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement)), node), node); + } + ts.Debug.assertNode(node, ts.isObjectLiteralExpression); + return node; + } + ts.convertToObjectAssignmentPattern = convertToObjectAssignmentPattern; + function convertToArrayAssignmentPattern(node) { + if (ts.isArrayBindingPattern(node)) { + return ts.setOriginalNode(ts.setTextRange(ts.createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement)), node), node); + } + ts.Debug.assertNode(node, ts.isArrayLiteralExpression); + return node; + } + ts.convertToArrayAssignmentPattern = convertToArrayAssignmentPattern; + function convertToAssignmentElementTarget(node) { + if (ts.isBindingPattern(node)) { + return convertToAssignmentPattern(node); + } + ts.Debug.assertNode(node, ts.isExpression); + return node; + } + ts.convertToAssignmentElementTarget = convertToAssignmentElementTarget; +})(ts || (ts = {})); +/// +/// +/// +var ts; +(function (ts) { + function visitNode(node, visitor, test, lift) { + if (node === undefined || visitor === undefined) { + return node; + } + ts.aggregateTransformFlags(node); + var visited = visitor(node); + if (visited === node) { + return node; + } + var visitedNode; + if (visited === undefined) { + return undefined; + } + else if (ts.isArray(visited)) { + visitedNode = (lift || extractSingleNode)(visited); + } + else { + visitedNode = visited; + } + ts.Debug.assertNode(visitedNode, test); + ts.aggregateTransformFlags(visitedNode); + return visitedNode; + } + ts.visitNode = visitNode; + /** + * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place. + * + * @param nodes The NodeArray to visit. + * @param visitor The callback used to visit a Node. + * @param test A node test to execute for each node. + * @param start An optional value indicating the starting offset at which to start visiting. + * @param count An optional value indicating the maximum number of nodes to visit. + */ + function visitNodes(nodes, visitor, test, start, count) { + if (nodes === undefined || visitor === undefined) { + return nodes; + } + var updated; + // Ensure start and count have valid values + var length = nodes.length; + if (start === undefined || start < 0) { + start = 0; + } + if (count === undefined || count > length - start) { + count = length - start; + } + if (start > 0 || count < length) { + // If we are not visiting all of the original nodes, we must always create a new array. + // Since this is a fragment of a node array, we do not copy over the previous location + // and will only copy over `hasTrailingComma` if we are including the last element. + updated = ts.createNodeArray([], /*hasTrailingComma*/ nodes.hasTrailingComma && start + count === length); + } + // Visit each original node. + for (var i = 0; i < count; i++) { + var node = nodes[i + start]; + ts.aggregateTransformFlags(node); + var visited = node !== undefined ? visitor(node) : undefined; + if (updated !== undefined || visited === undefined || visited !== node) { + if (updated === undefined) { + // Ensure we have a copy of `nodes`, up to the current index. + updated = ts.createNodeArray(nodes.slice(0, i), nodes.hasTrailingComma); + ts.setTextRange(updated, nodes); + } + if (visited) { + if (ts.isArray(visited)) { + for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) { + var visitedNode = visited_1[_i]; + ts.Debug.assertNode(visitedNode, test); + ts.aggregateTransformFlags(visitedNode); + updated.push(visitedNode); + } + } + else { + ts.Debug.assertNode(visited, test); + ts.aggregateTransformFlags(visited); + updated.push(visited); + } + } + } + } + return updated || nodes; + } + ts.visitNodes = visitNodes; + /** + * Starts a new lexical environment and visits a statement list, ending the lexical environment + * and merging hoisted declarations upon completion. + */ + function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) { + context.startLexicalEnvironment(); + statements = visitNodes(statements, visitor, ts.isStatement, start); + if (ensureUseStrict && !ts.startsWithUseStrict(statements)) { + statements = ts.setTextRange(ts.createNodeArray([ts.createStatement(ts.createLiteral("use strict"))].concat(statements)), statements); + } + var declarations = context.endLexicalEnvironment(); + return ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, declarations)), statements); + } + ts.visitLexicalEnvironment = visitLexicalEnvironment; + /** + * Starts a new lexical environment and visits a parameter list, suspending the lexical + * environment upon completion. + */ + function visitParameterList(nodes, visitor, context, nodesVisitor) { + if (nodesVisitor === void 0) { nodesVisitor = visitNodes; } + context.startLexicalEnvironment(); + var updated = nodesVisitor(nodes, visitor, ts.isParameterDeclaration); + context.suspendLexicalEnvironment(); + return updated; + } + ts.visitParameterList = visitParameterList; + function visitFunctionBody(node, visitor, context) { + context.resumeLexicalEnvironment(); + var updated = visitNode(node, visitor, ts.isConciseBody); + var declarations = context.endLexicalEnvironment(); + if (ts.some(declarations)) { + var block = ts.convertToFunctionBody(updated); + var statements = ts.mergeLexicalEnvironment(block.statements, declarations); + return ts.updateBlock(block, statements); + } + return updated; + } + ts.visitFunctionBody = visitFunctionBody; + function visitEachChild(node, visitor, context, nodesVisitor, tokenVisitor) { + if (nodesVisitor === void 0) { nodesVisitor = visitNodes; } + if (node === undefined) { + return undefined; + } + var kind = node.kind; + // No need to visit nodes with no children. + if ((kind > 0 /* FirstToken */ && kind <= 142 /* LastToken */) || kind === 169 /* ThisType */) { + return node; + } + switch (kind) { + // Names + case 71 /* Identifier */: + return ts.updateIdentifier(node, nodesVisitor(node.typeArguments, visitor, ts.isTypeNode)); + case 143 /* QualifiedName */: + return ts.updateQualifiedName(node, visitNode(node.left, visitor, ts.isEntityName), visitNode(node.right, visitor, ts.isIdentifier)); + case 144 /* ComputedPropertyName */: + return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression)); + // Signature elements + case 145 /* TypeParameter */: + return ts.updateTypeParameterDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.constraint, visitor, ts.isTypeNode), visitNode(node.default, visitor, ts.isTypeNode)); + case 146 /* Parameter */: + return ts.updateParameter(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 147 /* Decorator */: + return ts.updateDecorator(node, visitNode(node.expression, visitor, ts.isExpression)); + // Type elements + case 148 /* PropertySignature */: + return ts.updatePropertySignature(node, nodesVisitor(node.modifiers, visitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 149 /* PropertyDeclaration */: + return ts.updateProperty(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 150 /* MethodSignature */: + return ts.updateMethodSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken)); + case 151 /* MethodDeclaration */: + return ts.updateMethod(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 152 /* Constructor */: + return ts.updateConstructor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context)); + case 153 /* GetAccessor */: + return ts.updateGetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 154 /* SetAccessor */: + return ts.updateSetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context)); + case 155 /* CallSignature */: + return ts.updateCallSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 156 /* ConstructSignature */: + return ts.updateConstructSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 157 /* IndexSignature */: + return ts.updateIndexSignature(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + // Types + case 158 /* TypePredicate */: + return ts.updateTypePredicateNode(node, visitNode(node.parameterName, visitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 159 /* TypeReference */: + return ts.updateTypeReferenceNode(node, visitNode(node.typeName, visitor, ts.isEntityName), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode)); + case 160 /* FunctionType */: + return ts.updateFunctionTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 161 /* ConstructorType */: + return ts.updateConstructorTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.parameters, visitor, ts.isParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 162 /* TypeQuery */: + return ts.updateTypeQueryNode(node, visitNode(node.exprName, visitor, ts.isEntityName)); + case 163 /* TypeLiteral */: + return ts.updateTypeLiteralNode(node, nodesVisitor(node.members, visitor, ts.isTypeElement)); + case 164 /* ArrayType */: + return ts.updateArrayTypeNode(node, visitNode(node.elementType, visitor, ts.isTypeNode)); + case 165 /* TupleType */: + return ts.updateTypleTypeNode(node, nodesVisitor(node.elementTypes, visitor, ts.isTypeNode)); + case 166 /* UnionType */: + return ts.updateUnionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode)); + case 167 /* IntersectionType */: + return ts.updateIntersectionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode)); + case 168 /* ParenthesizedType */: + return ts.updateParenthesizedType(node, visitNode(node.type, visitor, ts.isTypeNode)); + case 170 /* TypeOperator */: + return ts.updateTypeOperatorNode(node, visitNode(node.type, visitor, ts.isTypeNode)); + case 171 /* IndexedAccessType */: + return ts.updateIndexedAccessTypeNode(node, visitNode(node.objectType, visitor, ts.isTypeNode), visitNode(node.indexType, visitor, ts.isTypeNode)); + case 172 /* MappedType */: + return ts.updateMappedTypeNode(node, visitNode(node.readonlyToken, tokenVisitor, ts.isToken), visitNode(node.typeParameter, visitor, ts.isTypeParameterDeclaration), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode)); + case 173 /* LiteralType */: + return ts.updateLiteralTypeNode(node, visitNode(node.literal, visitor, ts.isExpression)); + // Binding patterns + case 174 /* ObjectBindingPattern */: + return ts.updateObjectBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isBindingElement)); + case 175 /* ArrayBindingPattern */: + return ts.updateArrayBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isArrayBindingElement)); + case 176 /* BindingElement */: + return ts.updateBindingElement(node, visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.propertyName, visitor, ts.isPropertyName), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression)); + // Expression + case 177 /* ArrayLiteralExpression */: + return ts.updateArrayLiteral(node, nodesVisitor(node.elements, visitor, ts.isExpression)); + case 178 /* ObjectLiteralExpression */: + return ts.updateObjectLiteral(node, nodesVisitor(node.properties, visitor, ts.isObjectLiteralElementLike)); + case 179 /* PropertyAccessExpression */: + return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifier)); + case 180 /* ElementAccessExpression */: + return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression)); + case 181 /* CallExpression */: + return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression)); + case 182 /* NewExpression */: + return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression)); + case 183 /* TaggedTemplateExpression */: + return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral)); + case 184 /* TypeAssertionExpression */: + return ts.updateTypeAssertion(node, visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); + case 185 /* ParenthesizedExpression */: + return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression)); + case 186 /* FunctionExpression */: + return ts.updateFunctionExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 187 /* ArrowFunction */: + return ts.updateArrowFunction(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.equalsGreaterThanToken, visitor, ts.isToken), visitFunctionBody(node.body, visitor, context)); + case 188 /* DeleteExpression */: + return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression)); + case 189 /* TypeOfExpression */: + return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression)); + case 190 /* VoidExpression */: + return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression)); + case 191 /* AwaitExpression */: + return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression)); + case 192 /* PrefixUnaryExpression */: + return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression)); + case 193 /* PostfixUnaryExpression */: + return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression)); + case 194 /* BinaryExpression */: + return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression), visitNode(node.operatorToken, visitor, ts.isToken)); + case 195 /* ConditionalExpression */: + return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.questionToken, visitor, ts.isToken), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.colonToken, visitor, ts.isToken), visitNode(node.whenFalse, visitor, ts.isExpression)); + case 196 /* TemplateExpression */: + return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), nodesVisitor(node.templateSpans, visitor, ts.isTemplateSpan)); + case 197 /* YieldExpression */: + return ts.updateYield(node, visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.expression, visitor, ts.isExpression)); + case 198 /* SpreadElement */: + return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression)); + case 199 /* ClassExpression */: + return ts.updateClassExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement)); + case 201 /* ExpressionWithTypeArguments */: + return ts.updateExpressionWithTypeArguments(node, nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); + case 202 /* AsExpression */: + return ts.updateAsExpression(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.type, visitor, ts.isTypeNode)); + case 203 /* NonNullExpression */: + return ts.updateNonNullExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + case 204 /* MetaProperty */: + return ts.updateMetaProperty(node, visitNode(node.name, visitor, ts.isIdentifier)); + // Misc + case 205 /* TemplateSpan */: + return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail)); + // Element + case 207 /* Block */: + return ts.updateBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 208 /* VariableStatement */: + return ts.updateVariableStatement(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList)); + case 210 /* ExpressionStatement */: + return ts.updateStatement(node, visitNode(node.expression, visitor, ts.isExpression)); + case 211 /* IfStatement */: + return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, ts.liftToBlock)); + case 212 /* DoStatement */: + return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.expression, visitor, ts.isExpression)); + case 213 /* WhileStatement */: + return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 214 /* ForStatement */: + return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 215 /* ForInStatement */: + return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 216 /* ForOfStatement */: + return ts.updateForOf(node, node.awaitModifier, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 217 /* ContinueStatement */: + return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier)); + case 218 /* BreakStatement */: + return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier)); + case 219 /* ReturnStatement */: + return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression)); + case 220 /* WithStatement */: + return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 221 /* SwitchStatement */: + return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock)); + case 222 /* LabeledStatement */: + return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 223 /* ThrowStatement */: + return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression)); + case 224 /* TryStatement */: + return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause), visitNode(node.finallyBlock, visitor, ts.isBlock)); + case 226 /* VariableDeclaration */: + return ts.updateVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 227 /* VariableDeclarationList */: + return ts.updateVariableDeclarationList(node, nodesVisitor(node.declarations, visitor, ts.isVariableDeclaration)); + case 228 /* FunctionDeclaration */: + return ts.updateFunctionDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 229 /* ClassDeclaration */: + return ts.updateClassDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement)); + case 230 /* InterfaceDeclaration */: + return ts.updateInterfaceDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isTypeElement)); + case 231 /* TypeAliasDeclaration */: + return ts.updateTypeAliasDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameterDeclaration), visitNode(node.type, visitor, ts.isTypeNode)); + case 232 /* EnumDeclaration */: + return ts.updateEnumDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.members, visitor, ts.isEnumMember)); + case 233 /* ModuleDeclaration */: + return ts.updateModuleDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.body, visitor, ts.isModuleBody)); + case 234 /* ModuleBlock */: + return ts.updateModuleBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 235 /* CaseBlock */: + return ts.updateCaseBlock(node, nodesVisitor(node.clauses, visitor, ts.isCaseOrDefaultClause)); + case 236 /* NamespaceExportDeclaration */: + return ts.updateNamespaceExportDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier)); + case 237 /* ImportEqualsDeclaration */: + return ts.updateImportEqualsDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.moduleReference, visitor, ts.isModuleReference)); + case 238 /* ImportDeclaration */: + return ts.updateImportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); + case 239 /* ImportClause */: + return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings)); + case 240 /* NamespaceImport */: + return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier)); + case 241 /* NamedImports */: + return ts.updateNamedImports(node, nodesVisitor(node.elements, visitor, ts.isImportSpecifier)); + case 242 /* ImportSpecifier */: + return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier)); + case 243 /* ExportAssignment */: + return ts.updateExportAssignment(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression)); + case 244 /* ExportDeclaration */: + return ts.updateExportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExports), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); + case 245 /* NamedExports */: + return ts.updateNamedExports(node, nodesVisitor(node.elements, visitor, ts.isExportSpecifier)); + case 246 /* ExportSpecifier */: + return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier)); + // Module references + case 248 /* ExternalModuleReference */: + return ts.updateExternalModuleReference(node, visitNode(node.expression, visitor, ts.isExpression)); + // JSX + case 249 /* JsxElement */: + return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), nodesVisitor(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement)); + case 250 /* JsxSelfClosingElement */: + return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNode(node.attributes, visitor, ts.isJsxAttributes)); + case 251 /* JsxOpeningElement */: + return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNode(node.attributes, visitor, ts.isJsxAttributes)); + case 252 /* JsxClosingElement */: + return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression)); + case 253 /* JsxAttribute */: + return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression)); + case 254 /* JsxAttributes */: + return ts.updateJsxAttributes(node, nodesVisitor(node.properties, visitor, ts.isJsxAttributeLike)); + case 255 /* JsxSpreadAttribute */: + return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression)); + case 256 /* JsxExpression */: + return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + // Clauses + case 257 /* CaseClause */: + return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.statements, visitor, ts.isStatement)); + case 258 /* DefaultClause */: + return ts.updateDefaultClause(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 259 /* HeritageClause */: + return ts.updateHeritageClause(node, nodesVisitor(node.types, visitor, ts.isExpressionWithTypeArguments)); + case 260 /* CatchClause */: + return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock)); + // Property assignments + case 261 /* PropertyAssignment */: + return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); + case 262 /* ShorthandPropertyAssignment */: + return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression)); + case 263 /* SpreadAssignment */: + return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression)); + // Enum + case 264 /* EnumMember */: + return ts.updateEnumMember(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); + // Top-level nodes + case 265 /* SourceFile */: + return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context)); + // Transformation nodes + case 288 /* PartiallyEmittedExpression */: + return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + case 289 /* CommaListExpression */: + return ts.updateCommaList(node, nodesVisitor(node.elements, visitor, ts.isExpression)); + default: + // No need to visit nodes with no children. + return node; + } + } + ts.visitEachChild = visitEachChild; + /** + * Extracts the single node from a NodeArray. + * + * @param nodes The NodeArray. + */ + function extractSingleNode(nodes) { + ts.Debug.assert(nodes.length <= 1, "Too many nodes written to output."); + return ts.singleOrUndefined(nodes); + } +})(ts || (ts = {})); +/* @internal */ +(function (ts) { + function reduceNode(node, f, initial) { + return node ? f(initial, node) : initial; + } + function reduceNodeArray(nodes, f, initial) { + return nodes ? f(initial, nodes) : initial; + } + /** + * Similar to `reduceLeft`, performs a reduction against each child of a node. + * NOTE: Unlike `forEachChild`, this does *not* visit every node. + * + * @param node The node containing the children to reduce. + * @param initial The initial value to supply to the reduction. + * @param f The callback function + */ + function reduceEachChild(node, initial, cbNode, cbNodeArray) { + if (node === undefined) { + return initial; + } + var reduceNodes = cbNodeArray ? reduceNodeArray : ts.reduceLeft; + var cbNodes = cbNodeArray || cbNode; + var kind = node.kind; + // No need to visit nodes with no children. + if ((kind > 0 /* FirstToken */ && kind <= 142 /* LastToken */)) { + return initial; + } + // We do not yet support types. + if ((kind >= 158 /* TypePredicate */ && kind <= 173 /* LiteralType */)) { + return initial; + } + var result = initial; + switch (node.kind) { + // Leaf nodes + case 206 /* SemicolonClassElement */: + case 209 /* EmptyStatement */: + case 200 /* OmittedExpression */: + case 225 /* DebuggerStatement */: + case 287 /* NotEmittedStatement */: + // No need to visit nodes with no children. + break; + // Names + case 143 /* QualifiedName */: + result = reduceNode(node.left, cbNode, result); + result = reduceNode(node.right, cbNode, result); + break; + case 144 /* ComputedPropertyName */: + result = reduceNode(node.expression, cbNode, result); + break; + // Signature elements + case 146 /* Parameter */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + case 147 /* Decorator */: + result = reduceNode(node.expression, cbNode, result); + break; + // Type member + case 148 /* PropertySignature */: + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.questionToken, cbNode, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + case 149 /* PropertyDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + case 151 /* MethodDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.typeParameters, cbNodes, result); + result = reduceNodes(node.parameters, cbNodes, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 152 /* Constructor */: + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNodes(node.parameters, cbNodes, result); + result = reduceNode(node.body, cbNode, result); + break; + case 153 /* GetAccessor */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.parameters, cbNodes, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 154 /* SetAccessor */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.parameters, cbNodes, result); + result = reduceNode(node.body, cbNode, result); + break; + // Binding patterns + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: + result = reduceNodes(node.elements, cbNodes, result); + break; + case 176 /* BindingElement */: + result = reduceNode(node.propertyName, cbNode, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + // Expression + case 177 /* ArrayLiteralExpression */: + result = reduceNodes(node.elements, cbNodes, result); + break; + case 178 /* ObjectLiteralExpression */: + result = reduceNodes(node.properties, cbNodes, result); + break; + case 179 /* PropertyAccessExpression */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.name, cbNode, result); + break; + case 180 /* ElementAccessExpression */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.argumentExpression, cbNode, result); + break; + case 181 /* CallExpression */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNodes(node.typeArguments, cbNodes, result); + result = reduceNodes(node.arguments, cbNodes, result); + break; + case 182 /* NewExpression */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNodes(node.typeArguments, cbNodes, result); + result = reduceNodes(node.arguments, cbNodes, result); + break; + case 183 /* TaggedTemplateExpression */: + result = reduceNode(node.tag, cbNode, result); + result = reduceNode(node.template, cbNode, result); + break; + case 184 /* TypeAssertionExpression */: + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.expression, cbNode, result); + break; + case 186 /* FunctionExpression */: + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.typeParameters, cbNodes, result); + result = reduceNodes(node.parameters, cbNodes, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 187 /* ArrowFunction */: + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNodes(node.typeParameters, cbNodes, result); + result = reduceNodes(node.parameters, cbNodes, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 185 /* ParenthesizedExpression */: + case 188 /* DeleteExpression */: + case 189 /* TypeOfExpression */: + case 190 /* VoidExpression */: + case 191 /* AwaitExpression */: + case 197 /* YieldExpression */: + case 198 /* SpreadElement */: + case 203 /* NonNullExpression */: + result = reduceNode(node.expression, cbNode, result); + break; + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: + result = reduceNode(node.operand, cbNode, result); + break; + case 194 /* BinaryExpression */: + result = reduceNode(node.left, cbNode, result); + result = reduceNode(node.right, cbNode, result); + break; + case 195 /* ConditionalExpression */: + result = reduceNode(node.condition, cbNode, result); + result = reduceNode(node.whenTrue, cbNode, result); + result = reduceNode(node.whenFalse, cbNode, result); + break; + case 196 /* TemplateExpression */: + result = reduceNode(node.head, cbNode, result); + result = reduceNodes(node.templateSpans, cbNodes, result); + break; + case 199 /* ClassExpression */: + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.typeParameters, cbNodes, result); + result = reduceNodes(node.heritageClauses, cbNodes, result); + result = reduceNodes(node.members, cbNodes, result); + break; + case 201 /* ExpressionWithTypeArguments */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNodes(node.typeArguments, cbNodes, result); + break; + case 202 /* AsExpression */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.type, cbNode, result); + break; + // Misc + case 205 /* TemplateSpan */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.literal, cbNode, result); + break; + // Element + case 207 /* Block */: + result = reduceNodes(node.statements, cbNodes, result); + break; + case 208 /* VariableStatement */: + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.declarationList, cbNode, result); + break; + case 210 /* ExpressionStatement */: + result = reduceNode(node.expression, cbNode, result); + break; + case 211 /* IfStatement */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.thenStatement, cbNode, result); + result = reduceNode(node.elseStatement, cbNode, result); + break; + case 212 /* DoStatement */: + result = reduceNode(node.statement, cbNode, result); + result = reduceNode(node.expression, cbNode, result); + break; + case 213 /* WhileStatement */: + case 220 /* WithStatement */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.statement, cbNode, result); + break; + case 214 /* ForStatement */: + result = reduceNode(node.initializer, cbNode, result); + result = reduceNode(node.condition, cbNode, result); + result = reduceNode(node.incrementor, cbNode, result); + result = reduceNode(node.statement, cbNode, result); + break; + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + result = reduceNode(node.initializer, cbNode, result); + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.statement, cbNode, result); + break; + case 219 /* ReturnStatement */: + case 223 /* ThrowStatement */: + result = reduceNode(node.expression, cbNode, result); + break; + case 221 /* SwitchStatement */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.caseBlock, cbNode, result); + break; + case 222 /* LabeledStatement */: + result = reduceNode(node.label, cbNode, result); + result = reduceNode(node.statement, cbNode, result); + break; + case 224 /* TryStatement */: + result = reduceNode(node.tryBlock, cbNode, result); + result = reduceNode(node.catchClause, cbNode, result); + result = reduceNode(node.finallyBlock, cbNode, result); + break; + case 226 /* VariableDeclaration */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + case 227 /* VariableDeclarationList */: + result = reduceNodes(node.declarations, cbNodes, result); + break; + case 228 /* FunctionDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.typeParameters, cbNodes, result); + result = reduceNodes(node.parameters, cbNodes, result); + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 229 /* ClassDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.typeParameters, cbNodes, result); + result = reduceNodes(node.heritageClauses, cbNodes, result); + result = reduceNodes(node.members, cbNodes, result); + break; + case 232 /* EnumDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.members, cbNodes, result); + break; + case 233 /* ModuleDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 234 /* ModuleBlock */: + result = reduceNodes(node.statements, cbNodes, result); + break; + case 235 /* CaseBlock */: + result = reduceNodes(node.clauses, cbNodes, result); + break; + case 237 /* ImportEqualsDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.moduleReference, cbNode, result); + break; + case 238 /* ImportDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.importClause, cbNode, result); + result = reduceNode(node.moduleSpecifier, cbNode, result); + break; + case 239 /* ImportClause */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.namedBindings, cbNode, result); + break; + case 240 /* NamespaceImport */: + result = reduceNode(node.name, cbNode, result); + break; + case 241 /* NamedImports */: + case 245 /* NamedExports */: + result = reduceNodes(node.elements, cbNodes, result); + break; + case 242 /* ImportSpecifier */: + case 246 /* ExportSpecifier */: + result = reduceNode(node.propertyName, cbNode, result); + result = reduceNode(node.name, cbNode, result); + break; + case 243 /* ExportAssignment */: + result = ts.reduceLeft(node.decorators, cbNode, result); + result = ts.reduceLeft(node.modifiers, cbNode, result); + result = reduceNode(node.expression, cbNode, result); + break; + case 244 /* ExportDeclaration */: + result = ts.reduceLeft(node.decorators, cbNode, result); + result = ts.reduceLeft(node.modifiers, cbNode, result); + result = reduceNode(node.exportClause, cbNode, result); + result = reduceNode(node.moduleSpecifier, cbNode, result); + break; + // Module references + case 248 /* ExternalModuleReference */: + result = reduceNode(node.expression, cbNode, result); + break; + // JSX + case 249 /* JsxElement */: + result = reduceNode(node.openingElement, cbNode, result); + result = ts.reduceLeft(node.children, cbNode, result); + result = reduceNode(node.closingElement, cbNode, result); + break; + case 250 /* JsxSelfClosingElement */: + case 251 /* JsxOpeningElement */: + result = reduceNode(node.tagName, cbNode, result); + result = reduceNode(node.attributes, cbNode, result); + break; + case 254 /* JsxAttributes */: + result = reduceNodes(node.properties, cbNodes, result); + break; + case 252 /* JsxClosingElement */: + result = reduceNode(node.tagName, cbNode, result); + break; + case 253 /* JsxAttribute */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + case 255 /* JsxSpreadAttribute */: + result = reduceNode(node.expression, cbNode, result); + break; + case 256 /* JsxExpression */: + result = reduceNode(node.expression, cbNode, result); + break; + // Clauses + case 257 /* CaseClause */: + result = reduceNode(node.expression, cbNode, result); + // falls through + case 258 /* DefaultClause */: + result = reduceNodes(node.statements, cbNodes, result); + break; + case 259 /* HeritageClause */: + result = reduceNodes(node.types, cbNodes, result); + break; + case 260 /* CatchClause */: + result = reduceNode(node.variableDeclaration, cbNode, result); + result = reduceNode(node.block, cbNode, result); + break; + // Property assignments + case 261 /* PropertyAssignment */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + case 262 /* ShorthandPropertyAssignment */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.objectAssignmentInitializer, cbNode, result); + break; + case 263 /* SpreadAssignment */: + result = reduceNode(node.expression, cbNode, result); + break; + // Enum + case 264 /* EnumMember */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; + // Top-level nodes + case 265 /* SourceFile */: + result = reduceNodes(node.statements, cbNodes, result); + break; + // Transformation nodes + case 288 /* PartiallyEmittedExpression */: + result = reduceNode(node.expression, cbNode, result); + break; + case 289 /* CommaListExpression */: + result = reduceNodes(node.elements, cbNodes, result); + break; + default: + break; + } + return result; + } + ts.reduceEachChild = reduceEachChild; + function mergeLexicalEnvironment(statements, declarations) { + if (!ts.some(declarations)) { + return statements; + } + return ts.isNodeArray(statements) + ? ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, declarations)), statements) + : ts.addRange(statements, declarations); + } + ts.mergeLexicalEnvironment = mergeLexicalEnvironment; + /** + * Lifts a NodeArray containing only Statement nodes to a block. + * + * @param nodes The NodeArray. + */ + function liftToBlock(nodes) { + Debug.assert(ts.every(nodes, ts.isStatement), "Cannot lift nodes to a Block."); + return ts.singleOrUndefined(nodes) || ts.createBlock(nodes); + } + ts.liftToBlock = liftToBlock; + /** + * Aggregates the TransformFlags for a Node and its subtree. + */ + function aggregateTransformFlags(node) { + aggregateTransformFlagsForNode(node); + return node; + } + ts.aggregateTransformFlags = aggregateTransformFlags; + /** + * Aggregates the TransformFlags for a Node and its subtree. The flags for the subtree are + * computed first, then the transform flags for the current node are computed from the subtree + * flags and the state of the current node. Finally, the transform flags of the node are + * returned, excluding any flags that should not be included in its parent node's subtree + * flags. + */ + function aggregateTransformFlagsForNode(node) { + if (node === undefined) { + return 0 /* None */; + } + if (node.transformFlags & 536870912 /* HasComputedFlags */) { + return node.transformFlags & ~ts.getTransformFlagsSubtreeExclusions(node.kind); + } + var subtreeFlags = aggregateTransformFlagsForSubtree(node); + return ts.computeTransformFlagsForNode(node, subtreeFlags); + } + function aggregateTransformFlagsForNodeArray(nodes) { + if (nodes === undefined) { + return 0 /* None */; + } + var subtreeFlags = 0 /* None */; + var nodeArrayFlags = 0 /* None */; + for (var _i = 0, nodes_3 = nodes; _i < nodes_3.length; _i++) { + var node = nodes_3[_i]; + subtreeFlags |= aggregateTransformFlagsForNode(node); + nodeArrayFlags |= node.transformFlags & ~536870912 /* HasComputedFlags */; + } + nodes.transformFlags = nodeArrayFlags | 536870912 /* HasComputedFlags */; + return subtreeFlags; + } + /** + * Aggregates the transform flags for the subtree of a node. + */ + function aggregateTransformFlagsForSubtree(node) { + // We do not transform ambient declarations or types, so there is no need to + // recursively aggregate transform flags. + if (ts.hasModifier(node, 2 /* Ambient */) || (ts.isTypeNode(node) && node.kind !== 201 /* ExpressionWithTypeArguments */)) { + return 0 /* None */; + } + // Aggregate the transform flags of each child. + return reduceEachChild(node, 0 /* None */, aggregateTransformFlagsForChildNode, aggregateTransformFlagsForChildNodes); + } + /** + * Aggregates the TransformFlags of a child node with the TransformFlags of its + * siblings. + */ + function aggregateTransformFlagsForChildNode(transformFlags, node) { + return transformFlags | aggregateTransformFlagsForNode(node); + } + function aggregateTransformFlagsForChildNodes(transformFlags, nodes) { + return transformFlags | aggregateTransformFlagsForNodeArray(nodes); + } + var Debug; + (function (Debug) { + var isDebugInfoEnabled = false; + Debug.failBadSyntaxKind = Debug.shouldAssert(1 /* Normal */) + ? function (node, message) { return Debug.fail((message || "Unexpected node.") + "\r\nNode " + ts.formatSyntaxKind(node.kind) + " was unexpected.", Debug.failBadSyntaxKind); } + : ts.noop; + Debug.assertEachNode = Debug.shouldAssert(1 /* Normal */) + ? function (nodes, test, message) { return Debug.assert(test === undefined || ts.every(nodes, test), message || "Unexpected node.", function () { return "Node array did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertEachNode); } + : ts.noop; + Debug.assertNode = Debug.shouldAssert(1 /* Normal */) + ? function (node, test, message) { return Debug.assert(test === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertNode); } + : ts.noop; + Debug.assertOptionalNode = Debug.shouldAssert(1 /* Normal */) + ? function (node, test, message) { return Debug.assert(test === undefined || node === undefined || test(node), message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " did not pass test '" + Debug.getFunctionName(test) + "'."; }, Debug.assertOptionalNode); } + : ts.noop; + Debug.assertOptionalToken = Debug.shouldAssert(1 /* Normal */) + ? function (node, kind, message) { return Debug.assert(kind === undefined || node === undefined || node.kind === kind, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was not a '" + ts.formatSyntaxKind(kind) + "' token."; }, Debug.assertOptionalToken); } + : ts.noop; + Debug.assertMissingNode = Debug.shouldAssert(1 /* Normal */) + ? function (node, message) { return Debug.assert(node === undefined, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected'."; }, Debug.assertMissingNode); } + : ts.noop; + /** + * Injects debug information into frequently used types. + */ + function enableDebugInfo() { + if (isDebugInfoEnabled) + return; + // Add additional properties in debug mode to assist with debugging. + Object.defineProperties(ts.objectAllocator.getSymbolConstructor().prototype, { + "__debugFlags": { get: function () { return ts.formatSymbolFlags(this.flags); } } + }); + Object.defineProperties(ts.objectAllocator.getTypeConstructor().prototype, { + "__debugFlags": { get: function () { return ts.formatTypeFlags(this.flags); } }, + "__debugObjectFlags": { get: function () { return this.flags & 32768 /* Object */ ? ts.formatObjectFlags(this.objectFlags) : ""; } }, + "__debugTypeToString": { value: function () { return this.checker.typeToString(this); } }, + }); + var nodeConstructors = [ + ts.objectAllocator.getNodeConstructor(), + ts.objectAllocator.getIdentifierConstructor(), + ts.objectAllocator.getTokenConstructor(), + ts.objectAllocator.getSourceFileConstructor() + ]; + for (var _i = 0, nodeConstructors_1 = nodeConstructors; _i < nodeConstructors_1.length; _i++) { + var ctor = nodeConstructors_1[_i]; + if (!ctor.prototype.hasOwnProperty("__debugKind")) { + Object.defineProperties(ctor.prototype, { + "__debugKind": { get: function () { return ts.formatSyntaxKind(this.kind); } }, + "__debugModifierFlags": { get: function () { return ts.formatModifierFlags(ts.getModifierFlagsNoCache(this)); } }, + "__debugTransformFlags": { get: function () { return ts.formatTransformFlags(this.transformFlags); } }, + "__debugEmitFlags": { get: function () { return ts.formatEmitFlags(ts.getEmitFlags(this)); } }, + "__debugGetText": { + value: function (includeTrivia) { + if (ts.nodeIsSynthesized(this)) + return ""; + var parseNode = ts.getParseTreeNode(this); + var sourceFile = parseNode && ts.getSourceFileOfNode(parseNode); + return sourceFile ? ts.getSourceTextOfNodeFromSourceFile(sourceFile, parseNode, includeTrivia) : ""; + } + } + }); + } + } + isDebugInfoEnabled = true; + } + Debug.enableDebugInfo = enableDebugInfo; + })(Debug = ts.Debug || (ts.Debug = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + function getOriginalNodeId(node) { + node = ts.getOriginalNode(node); + return node ? ts.getNodeId(node) : 0; + } + ts.getOriginalNodeId = getOriginalNodeId; + function collectExternalModuleInfo(sourceFile, resolver, compilerOptions) { + var externalImports = []; + var exportSpecifiers = ts.createMultiMap(); + var exportedBindings = []; + var uniqueExports = ts.createMap(); + var exportedNames; + var hasExportDefault = false; + var exportEquals = undefined; + var hasExportStarsToExportValues = false; + for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { + var node = _a[_i]; + switch (node.kind) { + case 238 /* ImportDeclaration */: + // import "mod" + // import x from "mod" + // import * as x from "mod" + // import { x, y } from "mod" + externalImports.push(node); + break; + case 237 /* ImportEqualsDeclaration */: + if (node.moduleReference.kind === 248 /* ExternalModuleReference */) { + // import x = require("mod") + externalImports.push(node); + } + break; + case 244 /* ExportDeclaration */: + if (node.moduleSpecifier) { + if (!node.exportClause) { + // export * from "mod" + externalImports.push(node); + hasExportStarsToExportValues = true; + } + else { + // export { x, y } from "mod" + externalImports.push(node); + } + } + else { + // export { x, y } + for (var _b = 0, _c = node.exportClause.elements; _b < _c.length; _b++) { + var specifier = _c[_b]; + if (!uniqueExports.get(ts.idText(specifier.name))) { + var name = specifier.propertyName || specifier.name; + exportSpecifiers.add(ts.idText(name), specifier); + var decl = resolver.getReferencedImportDeclaration(name) + || resolver.getReferencedValueDeclaration(name); + if (decl) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(decl), specifier.name); + } + uniqueExports.set(ts.idText(specifier.name), true); + exportedNames = ts.append(exportedNames, specifier.name); + } + } + } + break; + case 243 /* ExportAssignment */: + if (node.isExportEquals && !exportEquals) { + // export = x + exportEquals = node; + } + break; + case 208 /* VariableStatement */: + if (ts.hasModifier(node, 1 /* Export */)) { + for (var _d = 0, _e = node.declarationList.declarations; _d < _e.length; _d++) { + var decl = _e[_d]; + exportedNames = collectExportedVariableInfo(decl, uniqueExports, exportedNames); + } + } + break; + case 228 /* FunctionDeclaration */: + if (ts.hasModifier(node, 1 /* Export */)) { + if (ts.hasModifier(node, 512 /* Default */)) { + // export default function() { } + if (!hasExportDefault) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.getDeclarationName(node)); + hasExportDefault = true; + } + } + else { + // export function x() { } + var name = node.name; + if (!uniqueExports.get(ts.idText(name))) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name); + uniqueExports.set(ts.idText(name), true); + exportedNames = ts.append(exportedNames, name); + } + } + } + break; + case 229 /* ClassDeclaration */: + if (ts.hasModifier(node, 1 /* Export */)) { + if (ts.hasModifier(node, 512 /* Default */)) { + // export default class { } + if (!hasExportDefault) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), ts.getDeclarationName(node)); + hasExportDefault = true; + } + } + else { + // export class x { } + var name = node.name; + if (name && !uniqueExports.get(ts.idText(name))) { + multiMapSparseArrayAdd(exportedBindings, getOriginalNodeId(node), name); + uniqueExports.set(ts.idText(name), true); + exportedNames = ts.append(exportedNames, name); + } + } + } + break; + } + } + var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(sourceFile, compilerOptions, hasExportStarsToExportValues); + var externalHelpersImportDeclaration = externalHelpersModuleName && ts.createImportDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText)); + if (externalHelpersImportDeclaration) { + externalImports.unshift(externalHelpersImportDeclaration); + } + return { externalImports: externalImports, exportSpecifiers: exportSpecifiers, exportEquals: exportEquals, hasExportStarsToExportValues: hasExportStarsToExportValues, exportedBindings: exportedBindings, exportedNames: exportedNames, externalHelpersImportDeclaration: externalHelpersImportDeclaration }; + } + ts.collectExternalModuleInfo = collectExternalModuleInfo; + function collectExportedVariableInfo(decl, uniqueExports, exportedNames) { + if (ts.isBindingPattern(decl.name)) { + for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + exportedNames = collectExportedVariableInfo(element, uniqueExports, exportedNames); + } + } + } + else if (!ts.isGeneratedIdentifier(decl.name)) { + var text = ts.idText(decl.name); + if (!uniqueExports.get(text)) { + uniqueExports.set(text, true); + exportedNames = ts.append(exportedNames, decl.name); + } + } + return exportedNames; + } + /** Use a sparse array as a multi-map. */ + function multiMapSparseArrayAdd(map, key, value) { + var values = map[key]; + if (values) { + values.push(value); + } + else { + map[key] = values = [value]; + } + return values; + } + /** + * Used in the module transformer to check if an expression is reasonably without sideeffect, + * and thus better to copy into multiple places rather than to cache in a temporary variable + * - this is mostly subjective beyond the requirement that the expression not be sideeffecting + */ + function isSimpleCopiableExpression(expression) { + return expression.kind === 9 /* StringLiteral */ || + expression.kind === 8 /* NumericLiteral */ || + expression.kind === 13 /* NoSubstitutionTemplateLiteral */ || + ts.isKeyword(expression.kind) || + ts.isIdentifier(expression); + } + ts.isSimpleCopiableExpression = isSimpleCopiableExpression; +})(ts || (ts = {})); +/// +/// +/*@internal*/ +var ts; +(function (ts) { + var FlattenLevel; + (function (FlattenLevel) { + FlattenLevel[FlattenLevel["All"] = 0] = "All"; + FlattenLevel[FlattenLevel["ObjectRest"] = 1] = "ObjectRest"; + })(FlattenLevel = ts.FlattenLevel || (ts.FlattenLevel = {})); + /** + * Flattens a DestructuringAssignment or a VariableDeclaration to an expression. + * + * @param node The node to flatten. + * @param visitor An optional visitor used to visit initializers. + * @param context The transformation context. + * @param level Indicates the extent to which flattening should occur. + * @param needsValue An optional value indicating whether the value from the right-hand-side of + * the destructuring assignment is needed as part of a larger expression. + * @param createAssignmentCallback An optional callback used to create the assignment expression. + */ + function flattenDestructuringAssignment(node, visitor, context, level, needsValue, createAssignmentCallback) { + var location = node; + var value; + if (ts.isDestructuringAssignment(node)) { + value = node.right; + while (ts.isEmptyArrayLiteral(node.left) || ts.isEmptyObjectLiteral(node.left)) { + if (ts.isDestructuringAssignment(value)) { + location = node = value; + value = node.right; + } + else { + return value; + } + } + } + var expressions; + var flattenContext = { + context: context, + level: level, + downlevelIteration: context.getCompilerOptions().downlevelIteration, + hoistTempVariables: true, + emitExpression: emitExpression, + emitBindingOrAssignment: emitBindingOrAssignment, + createArrayBindingOrAssignmentPattern: makeArrayAssignmentPattern, + createObjectBindingOrAssignmentPattern: makeObjectAssignmentPattern, + createArrayBindingOrAssignmentElement: makeAssignmentElement, + visitor: visitor + }; + if (value) { + value = ts.visitNode(value, visitor, ts.isExpression); + if (needsValue) { + // If the right-hand value of the destructuring assignment needs to be preserved (as + // is the case when the destructuring assignment is part of a larger expression), + // then we need to cache the right-hand value. + // + // The source map location for the assignment should point to the entire binary + // expression. + value = ensureIdentifier(flattenContext, value, /*reuseIdentifierExpressions*/ true, location); + } + else if (ts.nodeIsSynthesized(node)) { + // Generally, the source map location for a destructuring assignment is the root + // expression. + // + // However, if the root expression is synthesized (as in the case + // of the initializer when transforming a ForOfStatement), then the source map + // location should point to the right-hand value of the expression. + location = value; + } + } + flattenBindingOrAssignmentElement(flattenContext, node, value, location, /*skipInitializer*/ ts.isDestructuringAssignment(node)); + if (value && needsValue) { + if (!ts.some(expressions)) { + return value; + } + expressions.push(value); + } + return ts.aggregateTransformFlags(ts.inlineExpressions(expressions)) || ts.createOmittedExpression(); + function emitExpression(expression) { + // NOTE: this completely disables source maps, but aligns with the behavior of + // `emitAssignment` in the old emitter. + ts.setEmitFlags(expression, 64 /* NoNestedSourceMaps */); + ts.aggregateTransformFlags(expression); + expressions = ts.append(expressions, expression); + } + function emitBindingOrAssignment(target, value, location, original) { + ts.Debug.assertNode(target, createAssignmentCallback ? ts.isIdentifier : ts.isExpression); + var expression = createAssignmentCallback + ? createAssignmentCallback(target, value, location) + : ts.setTextRange(ts.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value), location); + expression.original = original; + emitExpression(expression); + } + } + ts.flattenDestructuringAssignment = flattenDestructuringAssignment; + /** + * Flattens a VariableDeclaration or ParameterDeclaration to one or more variable declarations. + * + * @param node The node to flatten. + * @param visitor An optional visitor used to visit initializers. + * @param context The transformation context. + * @param boundValue The value bound to the declaration. + * @param skipInitializer A value indicating whether to ignore the initializer of `node`. + * @param hoistTempVariables Indicates whether temporary variables should not be recorded in-line. + * @param level Indicates the extent to which flattening should occur. + */ + function flattenDestructuringBinding(node, visitor, context, level, rval, hoistTempVariables, skipInitializer) { + var pendingExpressions; + var pendingDeclarations = []; + var declarations = []; + var flattenContext = { + context: context, + level: level, + downlevelIteration: context.getCompilerOptions().downlevelIteration, + hoistTempVariables: hoistTempVariables, + emitExpression: emitExpression, + emitBindingOrAssignment: emitBindingOrAssignment, + createArrayBindingOrAssignmentPattern: makeArrayBindingPattern, + createObjectBindingOrAssignmentPattern: makeObjectBindingPattern, + createArrayBindingOrAssignmentElement: makeBindingElement, + visitor: visitor + }; + flattenBindingOrAssignmentElement(flattenContext, node, rval, node, skipInitializer); + if (pendingExpressions) { + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + if (hoistTempVariables) { + var value = ts.inlineExpressions(pendingExpressions); + pendingExpressions = undefined; + emitBindingOrAssignment(temp, value, /*location*/ undefined, /*original*/ undefined); + } + else { + context.hoistVariableDeclaration(temp); + var pendingDeclaration = ts.lastOrUndefined(pendingDeclarations); + pendingDeclaration.pendingExpressions = ts.append(pendingDeclaration.pendingExpressions, ts.createAssignment(temp, pendingDeclaration.value)); + ts.addRange(pendingDeclaration.pendingExpressions, pendingExpressions); + pendingDeclaration.value = temp; + } + } + for (var _i = 0, pendingDeclarations_1 = pendingDeclarations; _i < pendingDeclarations_1.length; _i++) { + var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name = _a.name, value = _a.value, location = _a.location, original = _a.original; + var variable = ts.createVariableDeclaration(name, + /*type*/ undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value); + variable.original = original; + ts.setTextRange(variable, location); + if (ts.isIdentifier(name)) { + ts.setEmitFlags(variable, 64 /* NoNestedSourceMaps */); + } + ts.aggregateTransformFlags(variable); + declarations.push(variable); + } + return declarations; + function emitExpression(value) { + pendingExpressions = ts.append(pendingExpressions, value); + } + function emitBindingOrAssignment(target, value, location, original) { + ts.Debug.assertNode(target, ts.isBindingName); + if (pendingExpressions) { + value = ts.inlineExpressions(ts.append(pendingExpressions, value)); + pendingExpressions = undefined; + } + pendingDeclarations.push({ pendingExpressions: pendingExpressions, name: target, value: value, location: location, original: original }); + } + } + ts.flattenDestructuringBinding = flattenDestructuringBinding; + /** + * Flattens a BindingOrAssignmentElement into zero or more bindings or assignments. + * + * @param flattenContext Options used to control flattening. + * @param element The element to flatten. + * @param value The current RHS value to assign to the element. + * @param location The location to use for source maps and comments. + * @param skipInitializer An optional value indicating whether to include the initializer + * for the element. + */ + function flattenBindingOrAssignmentElement(flattenContext, element, value, location, skipInitializer) { + if (!skipInitializer) { + var initializer = ts.visitNode(ts.getInitializerOfBindingOrAssignmentElement(element), flattenContext.visitor, ts.isExpression); + if (initializer) { + // Combine value and initializer + value = value ? createDefaultValueCheck(flattenContext, value, initializer, location) : initializer; + } + else if (!value) { + // Use 'void 0' in absence of value and initializer + value = ts.createVoidZero(); + } + } + var bindingTarget = ts.getTargetOfBindingOrAssignmentElement(element); + if (ts.isObjectBindingOrAssignmentPattern(bindingTarget)) { + flattenObjectBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location); + } + else if (ts.isArrayBindingOrAssignmentPattern(bindingTarget)) { + flattenArrayBindingOrAssignmentPattern(flattenContext, element, bindingTarget, value, location); + } + else { + flattenContext.emitBindingOrAssignment(bindingTarget, value, location, /*original*/ element); + } + } + /** + * Flattens an ObjectBindingOrAssignmentPattern into zero or more bindings or assignments. + * + * @param flattenContext Options used to control flattening. + * @param parent The parent element of the pattern. + * @param pattern The ObjectBindingOrAssignmentPattern to flatten. + * @param value The current RHS value to assign to the element. + * @param location The location to use for source maps and comments. + */ + function flattenObjectBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) { + var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern); + var numElements = elements.length; + if (numElements !== 1) { + // For anything other than a single-element destructuring we need to generate a temporary + // to ensure value is evaluated exactly once. Additionally, if we have zero elements + // we need to emit *something* to ensure that in case a 'var' keyword was already emitted, + // so in that case, we'll intentionally create that temporary. + var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0; + value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location); + } + var bindingElements; + var computedTempVariables; + for (var i = 0; i < numElements; i++) { + var element = elements[i]; + if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) { + var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(element); + if (flattenContext.level >= 1 /* ObjectRest */ + && !(element.transformFlags & (524288 /* ContainsRest */ | 1048576 /* ContainsObjectRest */)) + && !(ts.getTargetOfBindingOrAssignmentElement(element).transformFlags & (524288 /* ContainsRest */ | 1048576 /* ContainsObjectRest */)) + && !ts.isComputedPropertyName(propertyName)) { + bindingElements = ts.append(bindingElements, element); + } + else { + if (bindingElements) { + flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern); + bindingElements = undefined; + } + var rhsValue = createDestructuringPropertyAccess(flattenContext, value, propertyName); + if (ts.isComputedPropertyName(propertyName)) { + computedTempVariables = ts.append(computedTempVariables, rhsValue.argumentExpression); + } + flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, /*location*/ element); + } + } + else if (i === numElements - 1) { + if (bindingElements) { + flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern); + bindingElements = undefined; + } + var rhsValue = createRestCall(flattenContext.context, value, elements, computedTempVariables, pattern); + flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, element); + } + } + if (bindingElements) { + flattenContext.emitBindingOrAssignment(flattenContext.createObjectBindingOrAssignmentPattern(bindingElements), value, location, pattern); + } + } + /** + * Flattens an ArrayBindingOrAssignmentPattern into zero or more bindings or assignments. + * + * @param flattenContext Options used to control flattening. + * @param parent The parent element of the pattern. + * @param pattern The ArrayBindingOrAssignmentPattern to flatten. + * @param value The current RHS value to assign to the element. + * @param location The location to use for source maps and comments. + */ + function flattenArrayBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) { + var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern); + var numElements = elements.length; + if (flattenContext.level < 1 /* ObjectRest */ && flattenContext.downlevelIteration) { + // Read the elements of the iterable into an array + value = ensureIdentifier(flattenContext, ts.createReadHelper(flattenContext.context, value, numElements > 0 && ts.getRestIndicatorOfBindingOrAssignmentElement(elements[numElements - 1]) + ? undefined + : numElements, location), + /*reuseIdentifierExpressions*/ false, location); + } + else if (numElements !== 1 && (flattenContext.level < 1 /* ObjectRest */ || numElements === 0) + || ts.every(elements, ts.isOmittedExpression)) { + // For anything other than a single-element destructuring we need to generate a temporary + // to ensure value is evaluated exactly once. Additionally, if we have zero elements + // we need to emit *something* to ensure that in case a 'var' keyword was already emitted, + // so in that case, we'll intentionally create that temporary. + // Or all the elements of the binding pattern are omitted expression such as "var [,] = [1,2]", + // then we will create temporary variable. + var reuseIdentifierExpressions = !ts.isDeclarationBindingElement(parent) || numElements !== 0; + value = ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location); + } + var bindingElements; + var restContainingElements; + for (var i = 0; i < numElements; i++) { + var element = elements[i]; + if (flattenContext.level >= 1 /* ObjectRest */) { + // If an array pattern contains an ObjectRest, we must cache the result so that we + // can perform the ObjectRest destructuring in a different declaration + if (element.transformFlags & 1048576 /* ContainsObjectRest */) { + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + if (flattenContext.hoistTempVariables) { + flattenContext.context.hoistVariableDeclaration(temp); + } + restContainingElements = ts.append(restContainingElements, [temp, element]); + bindingElements = ts.append(bindingElements, flattenContext.createArrayBindingOrAssignmentElement(temp)); + } + else { + bindingElements = ts.append(bindingElements, element); + } + } + else if (ts.isOmittedExpression(element)) { + continue; + } + else if (!ts.getRestIndicatorOfBindingOrAssignmentElement(element)) { + var rhsValue = ts.createElementAccess(value, i); + flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, /*location*/ element); + } + else if (i === numElements - 1) { + var rhsValue = ts.createArraySlice(value, i); + flattenBindingOrAssignmentElement(flattenContext, element, rhsValue, /*location*/ element); + } + } + if (bindingElements) { + flattenContext.emitBindingOrAssignment(flattenContext.createArrayBindingOrAssignmentPattern(bindingElements), value, location, pattern); + } + if (restContainingElements) { + for (var _i = 0, restContainingElements_1 = restContainingElements; _i < restContainingElements_1.length; _i++) { + var _a = restContainingElements_1[_i], id = _a[0], element = _a[1]; + flattenBindingOrAssignmentElement(flattenContext, element, id, element); + } + } + } + /** + * Creates an expression used to provide a default value if a value is `undefined` at runtime. + * + * @param flattenContext Options used to control flattening. + * @param value The RHS value to test. + * @param defaultValue The default value to use if `value` is `undefined` at runtime. + * @param location The location to use for source maps and comments. + */ + function createDefaultValueCheck(flattenContext, value, defaultValue, location) { + value = ensureIdentifier(flattenContext, value, /*reuseIdentifierExpressions*/ true, location); + return ts.createConditional(ts.createTypeCheck(value, "undefined"), defaultValue, value); + } + /** + * Creates either a PropertyAccessExpression or an ElementAccessExpression for the + * right-hand side of a transformed destructuring assignment. + * + * @link https://tc39.github.io/ecma262/#sec-runtime-semantics-keyeddestructuringassignmentevaluation + * + * @param flattenContext Options used to control flattening. + * @param value The RHS value that is the source of the property. + * @param propertyName The destructuring property name. + */ + function createDestructuringPropertyAccess(flattenContext, value, propertyName) { + if (ts.isComputedPropertyName(propertyName)) { + var argumentExpression = ensureIdentifier(flattenContext, ts.visitNode(propertyName.expression, flattenContext.visitor), /*reuseIdentifierExpressions*/ false, /*location*/ propertyName); + return ts.createElementAccess(value, argumentExpression); + } + else if (ts.isStringOrNumericLiteral(propertyName)) { + var argumentExpression = ts.getSynthesizedClone(propertyName); + argumentExpression.text = argumentExpression.text; + return ts.createElementAccess(value, argumentExpression); + } + else { + var name = ts.createIdentifier(ts.idText(propertyName)); + return ts.createPropertyAccess(value, name); + } + } + /** + * Ensures that there exists a declared identifier whose value holds the given expression. + * This function is useful to ensure that the expression's value can be read from in subsequent expressions. + * Unless 'reuseIdentifierExpressions' is false, 'value' will be returned if it is just an identifier. + * + * @param flattenContext Options used to control flattening. + * @param value the expression whose value needs to be bound. + * @param reuseIdentifierExpressions true if identifier expressions can simply be returned; + * false if it is necessary to always emit an identifier. + * @param location The location to use for source maps and comments. + */ + function ensureIdentifier(flattenContext, value, reuseIdentifierExpressions, location) { + if (ts.isIdentifier(value) && reuseIdentifierExpressions) { + return value; + } + else { + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + if (flattenContext.hoistTempVariables) { + flattenContext.context.hoistVariableDeclaration(temp); + flattenContext.emitExpression(ts.setTextRange(ts.createAssignment(temp, value), location)); + } + else { + flattenContext.emitBindingOrAssignment(temp, value, location, /*original*/ undefined); + } + return temp; + } + } + function makeArrayBindingPattern(elements) { + ts.Debug.assertEachNode(elements, ts.isArrayBindingElement); + return ts.createArrayBindingPattern(elements); + } + function makeArrayAssignmentPattern(elements) { + return ts.createArrayLiteral(ts.map(elements, ts.convertToArrayAssignmentElement)); + } + function makeObjectBindingPattern(elements) { + ts.Debug.assertEachNode(elements, ts.isBindingElement); + return ts.createObjectBindingPattern(elements); + } + function makeObjectAssignmentPattern(elements) { + return ts.createObjectLiteral(ts.map(elements, ts.convertToObjectAssignmentElement)); + } + function makeBindingElement(name) { + return ts.createBindingElement(/*dotDotDotToken*/ undefined, /*propertyName*/ undefined, name); + } + function makeAssignmentElement(name) { + return name; + } + var restHelper = { + name: "typescript:rest", + scoped: false, + text: "\n var __rest = (this && this.__rest) || function (s, e) {\n var t = {};\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\n t[p] = s[p];\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)\n t[p[i]] = s[p[i]];\n return t;\n };" + }; + /** Given value: o, propName: p, pattern: { a, b, ...p } from the original statement + * `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);` + */ + function createRestCall(context, value, elements, computedTempVariables, location) { + context.requestEmitHelper(restHelper); + var propertyNames = []; + var computedTempVariableOffset = 0; + for (var i = 0; i < elements.length - 1; i++) { + var propertyName = ts.getPropertyNameOfBindingOrAssignmentElement(elements[i]); + if (propertyName) { + if (ts.isComputedPropertyName(propertyName)) { + var temp = computedTempVariables[computedTempVariableOffset]; + computedTempVariableOffset++; + // typeof _tmp === "symbol" ? _tmp : _tmp + "" + propertyNames.push(ts.createConditional(ts.createTypeCheck(temp, "symbol"), temp, ts.createAdd(temp, ts.createLiteral("")))); + } + else { + propertyNames.push(ts.createLiteral(propertyName)); + } + } + } + return ts.createCall(ts.getHelperName("__rest"), + /*typeArguments*/ undefined, [ + value, + ts.setTextRange(ts.createArrayLiteral(propertyNames), location) + ]); + } +})(ts || (ts = {})); +/// +/// +/// +/*@internal*/ +var ts; +(function (ts) { + /** + * Indicates whether to emit type metadata in the new format. + */ + var USE_NEW_TYPE_METADATA_FORMAT = false; + var TypeScriptSubstitutionFlags; + (function (TypeScriptSubstitutionFlags) { + /** Enables substitutions for decorated classes. */ + TypeScriptSubstitutionFlags[TypeScriptSubstitutionFlags["ClassAliases"] = 1] = "ClassAliases"; + /** Enables substitutions for namespace exports. */ + TypeScriptSubstitutionFlags[TypeScriptSubstitutionFlags["NamespaceExports"] = 2] = "NamespaceExports"; + /* Enables substitutions for unqualified enum members */ + TypeScriptSubstitutionFlags[TypeScriptSubstitutionFlags["NonQualifiedEnumMembers"] = 8] = "NonQualifiedEnumMembers"; + })(TypeScriptSubstitutionFlags || (TypeScriptSubstitutionFlags = {})); + var ClassFacts; + (function (ClassFacts) { + ClassFacts[ClassFacts["None"] = 0] = "None"; + ClassFacts[ClassFacts["HasStaticInitializedProperties"] = 1] = "HasStaticInitializedProperties"; + ClassFacts[ClassFacts["HasConstructorDecorators"] = 2] = "HasConstructorDecorators"; + ClassFacts[ClassFacts["HasMemberDecorators"] = 4] = "HasMemberDecorators"; + ClassFacts[ClassFacts["IsExportOfNamespace"] = 8] = "IsExportOfNamespace"; + ClassFacts[ClassFacts["IsNamedExternalExport"] = 16] = "IsNamedExternalExport"; + ClassFacts[ClassFacts["IsDefaultExternalExport"] = 32] = "IsDefaultExternalExport"; + ClassFacts[ClassFacts["IsDerivedClass"] = 64] = "IsDerivedClass"; + ClassFacts[ClassFacts["UseImmediatelyInvokedFunctionExpression"] = 128] = "UseImmediatelyInvokedFunctionExpression"; + ClassFacts[ClassFacts["HasAnyDecorators"] = 6] = "HasAnyDecorators"; + ClassFacts[ClassFacts["NeedsName"] = 5] = "NeedsName"; + ClassFacts[ClassFacts["MayNeedImmediatelyInvokedFunctionExpression"] = 7] = "MayNeedImmediatelyInvokedFunctionExpression"; + ClassFacts[ClassFacts["IsExported"] = 56] = "IsExported"; + })(ClassFacts || (ClassFacts = {})); + function transformTypeScript(context) { + var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var resolver = context.getEmitResolver(); + var compilerOptions = context.getCompilerOptions(); + var strictNullChecks = typeof compilerOptions.strictNullChecks === "undefined" ? compilerOptions.strict : compilerOptions.strictNullChecks; + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var moduleKind = ts.getEmitModuleKind(compilerOptions); + // Save the previous transformation hooks. + var previousOnEmitNode = context.onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + // Set new transformation hooks. + context.onEmitNode = onEmitNode; + context.onSubstituteNode = onSubstituteNode; + // Enable substitution for property/element access to emit const enum values. + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(180 /* ElementAccessExpression */); + // These variables contain state that changes as we descend into the tree. + var currentSourceFile; + var currentNamespace; + var currentNamespaceContainerName; + var currentScope; + var currentScopeFirstDeclarationsOfName; + /** + * Keeps track of whether expression substitution has been enabled for specific edge cases. + * They are persisted between each SourceFile transformation and should not be reset. + */ + var enabledSubstitutions; + /** + * A map that keeps track of aliases created for classes with decorators to avoid issues + * with the double-binding behavior of classes. + */ + var classAliases; + /** + * Keeps track of whether we are within any containing namespaces when performing + * just-in-time substitution while printing an expression identifier. + */ + var applicableSubstitutions; + return transformSourceFile; + /** + * Transform TypeScript-specific syntax in a SourceFile. + * + * @param node A SourceFile node. + */ + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; + } + currentSourceFile = node; + var visited = saveStateAndInvoke(node, visitSourceFile); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + currentSourceFile = undefined; + return visited; + } + /** + * Visits a node, saving and restoring state variables on the stack. + * + * @param node The node to visit. + */ function saveStateAndInvoke(node, f) { // Save state var savedCurrentScope = currentScope; @@ -45588,32888 +52555,41935 @@ var ts; if (currentScope !== savedCurrentScope) { currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName; } - currentScope = savedCurrentScope; - return visited; + currentScope = savedCurrentScope; + return visited; + } + /** + * Performs actions that should always occur immediately before visiting a node. + * + * @param node The node to visit. + */ + function onBeforeVisitNode(node) { + switch (node.kind) { + case 265 /* SourceFile */: + case 235 /* CaseBlock */: + case 234 /* ModuleBlock */: + case 207 /* Block */: + currentScope = node; + currentScopeFirstDeclarationsOfName = undefined; + break; + case 229 /* ClassDeclaration */: + case 228 /* FunctionDeclaration */: + if (ts.hasModifier(node, 2 /* Ambient */)) { + break; + } + // Record these declarations provided that they have a name. + if (node.name) { + recordEmittedDeclarationInScope(node); + } + else { + // These nodes should always have names unless they are default-exports; + // however, class declaration parsing allows for undefined names, so syntactically invalid + // programs may also have an undefined name. + ts.Debug.assert(node.kind === 229 /* ClassDeclaration */ || ts.hasModifier(node, 512 /* Default */)); + } + break; + } + } + /** + * General-purpose node visitor. + * + * @param node The node to visit. + */ + function visitor(node) { + return saveStateAndInvoke(node, visitorWorker); + } + /** + * Visits and possibly transforms any node. + * + * @param node The node to visit. + */ + function visitorWorker(node) { + if (node.transformFlags & 1 /* TypeScript */) { + // This node is explicitly marked as TypeScript, so we should transform the node. + return visitTypeScript(node); + } + else if (node.transformFlags & 2 /* ContainsTypeScript */) { + // This node contains TypeScript, so we should visit its children. + return ts.visitEachChild(node, visitor, context); + } + return node; + } + /** + * Specialized visitor that visits the immediate children of a SourceFile. + * + * @param node The node to visit. + */ + function sourceElementVisitor(node) { + return saveStateAndInvoke(node, sourceElementVisitorWorker); + } + /** + * Specialized visitor that visits the immediate children of a SourceFile. + * + * @param node The node to visit. + */ + function sourceElementVisitorWorker(node) { + switch (node.kind) { + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 243 /* ExportAssignment */: + case 244 /* ExportDeclaration */: + return visitEllidableStatement(node); + default: + return visitorWorker(node); + } + } + function visitEllidableStatement(node) { + var parsed = ts.getParseTreeNode(node); + if (parsed !== node) { + // If the node has been transformed by a `before` transformer, perform no ellision on it + // As the type information we would attempt to lookup to perform ellision is potentially unavailable for the synthesized nodes + return node; + } + switch (node.kind) { + case 238 /* ImportDeclaration */: + return visitImportDeclaration(node); + case 237 /* ImportEqualsDeclaration */: + return visitImportEqualsDeclaration(node); + case 243 /* ExportAssignment */: + return visitExportAssignment(node); + case 244 /* ExportDeclaration */: + return visitExportDeclaration(node); + default: + ts.Debug.fail("Unhandled ellided statement"); + } + } + /** + * Specialized visitor that visits the immediate children of a namespace. + * + * @param node The node to visit. + */ + function namespaceElementVisitor(node) { + return saveStateAndInvoke(node, namespaceElementVisitorWorker); + } + /** + * Specialized visitor that visits the immediate children of a namespace. + * + * @param node The node to visit. + */ + function namespaceElementVisitorWorker(node) { + if (node.kind === 244 /* ExportDeclaration */ || + node.kind === 238 /* ImportDeclaration */ || + node.kind === 239 /* ImportClause */ || + (node.kind === 237 /* ImportEqualsDeclaration */ && + node.moduleReference.kind === 248 /* ExternalModuleReference */)) { + // do not emit ES6 imports and exports since they are illegal inside a namespace + return undefined; + } + else if (node.transformFlags & 1 /* TypeScript */ || ts.hasModifier(node, 1 /* Export */)) { + // This node is explicitly marked as TypeScript, or is exported at the namespace + // level, so we should transform the node. + return visitTypeScript(node); + } + else if (node.transformFlags & 2 /* ContainsTypeScript */) { + // This node contains TypeScript, so we should visit its children. + return ts.visitEachChild(node, visitor, context); + } + return node; + } + /** + * Specialized visitor that visits the immediate children of a class with TypeScript syntax. + * + * @param node The node to visit. + */ + function classElementVisitor(node) { + return saveStateAndInvoke(node, classElementVisitorWorker); + } + /** + * Specialized visitor that visits the immediate children of a class with TypeScript syntax. + * + * @param node The node to visit. + */ + function classElementVisitorWorker(node) { + switch (node.kind) { + case 152 /* Constructor */: + // TypeScript constructors are transformed in `visitClassDeclaration`. + // We elide them here as `visitorWorker` checks transform flags, which could + // erronously include an ES6 constructor without TypeScript syntax. + return undefined; + case 149 /* PropertyDeclaration */: + case 157 /* IndexSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 151 /* MethodDeclaration */: + // Fallback to the default visit behavior. + return visitorWorker(node); + case 206 /* SemicolonClassElement */: + return node; + default: + ts.Debug.failBadSyntaxKind(node); + return undefined; + } + } + function modifierVisitor(node) { + if (ts.modifierToFlag(node.kind) & 2270 /* TypeScriptModifier */) { + return undefined; + } + else if (currentNamespace && node.kind === 84 /* ExportKeyword */) { + return undefined; + } + return node; + } + /** + * Branching visitor, visits a TypeScript syntax node. + * + * @param node The node to visit. + */ + function visitTypeScript(node) { + if (ts.hasModifier(node, 2 /* Ambient */) && ts.isStatement(node)) { + // TypeScript ambient declarations are elided, but some comments may be preserved. + // See the implementation of `getLeadingComments` in comments.ts for more details. + return ts.createNotEmittedStatement(node); + } + switch (node.kind) { + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: + // ES6 export and default modifiers are elided when inside a namespace. + return currentNamespace ? undefined : node; + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 117 /* AbstractKeyword */: + case 76 /* ConstKeyword */: + case 124 /* DeclareKeyword */: + case 131 /* ReadonlyKeyword */: + // TypeScript accessibility and readonly modifiers are elided. + case 164 /* ArrayType */: + case 165 /* TupleType */: + case 163 /* TypeLiteral */: + case 158 /* TypePredicate */: + case 145 /* TypeParameter */: + case 119 /* AnyKeyword */: + case 122 /* BooleanKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 130 /* NeverKeyword */: + case 105 /* VoidKeyword */: + case 137 /* SymbolKeyword */: + case 161 /* ConstructorType */: + case 160 /* FunctionType */: + case 162 /* TypeQuery */: + case 159 /* TypeReference */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: + case 168 /* ParenthesizedType */: + case 169 /* ThisType */: + case 170 /* TypeOperator */: + case 171 /* IndexedAccessType */: + case 172 /* MappedType */: + case 173 /* LiteralType */: + // TypeScript type nodes are elided. + case 157 /* IndexSignature */: + // TypeScript index signatures are elided. + case 147 /* Decorator */: + // TypeScript decorators are elided. They will be emitted as part of visitClassDeclaration. + case 231 /* TypeAliasDeclaration */: + // TypeScript type-only declarations are elided. + case 149 /* PropertyDeclaration */: + // TypeScript property declarations are elided. + case 236 /* NamespaceExportDeclaration */: + // TypeScript namespace export declarations are elided. + return undefined; + case 152 /* Constructor */: + return visitConstructor(node); + case 230 /* InterfaceDeclaration */: + // TypeScript interfaces are elided, but some comments may be preserved. + // See the implementation of `getLeadingComments` in comments.ts for more details. + return ts.createNotEmittedStatement(node); + case 229 /* ClassDeclaration */: + // This is a class declaration with TypeScript syntax extensions. + // + // TypeScript class syntax extensions include: + // - decorators + // - optional `implements` heritage clause + // - parameter property assignments in the constructor + // - property declarations + // - index signatures + // - method overload signatures + return visitClassDeclaration(node); + case 199 /* ClassExpression */: + // This is a class expression with TypeScript syntax extensions. + // + // TypeScript class syntax extensions include: + // - decorators + // - optional `implements` heritage clause + // - parameter property assignments in the constructor + // - property declarations + // - index signatures + // - method overload signatures + return visitClassExpression(node); + case 259 /* HeritageClause */: + // This is a heritage clause with TypeScript syntax extensions. + // + // TypeScript heritage clause extensions include: + // - `implements` clause + return visitHeritageClause(node); + case 201 /* ExpressionWithTypeArguments */: + // TypeScript supports type arguments on an expression in an `extends` heritage clause. + return visitExpressionWithTypeArguments(node); + case 151 /* MethodDeclaration */: + // TypeScript method declarations may have decorators, modifiers + // or type annotations. + return visitMethodDeclaration(node); + case 153 /* GetAccessor */: + // Get Accessors can have TypeScript modifiers, decorators, and type annotations. + return visitGetAccessor(node); + case 154 /* SetAccessor */: + // Set Accessors can have TypeScript modifiers and type annotations. + return visitSetAccessor(node); + case 228 /* FunctionDeclaration */: + // Typescript function declarations can have modifiers, decorators, and type annotations. + return visitFunctionDeclaration(node); + case 186 /* FunctionExpression */: + // TypeScript function expressions can have modifiers and type annotations. + return visitFunctionExpression(node); + case 187 /* ArrowFunction */: + // TypeScript arrow functions can have modifiers and type annotations. + return visitArrowFunction(node); + case 146 /* Parameter */: + // This is a parameter declaration with TypeScript syntax extensions. + // + // TypeScript parameter declaration syntax extensions include: + // - decorators + // - accessibility modifiers + // - the question mark (?) token for optional parameters + // - type annotations + // - this parameters + return visitParameter(node); + case 185 /* ParenthesizedExpression */: + // ParenthesizedExpressions are TypeScript if their expression is a + // TypeAssertion or AsExpression + return visitParenthesizedExpression(node); + case 184 /* TypeAssertionExpression */: + case 202 /* AsExpression */: + // TypeScript type assertions are removed, but their subtrees are preserved. + return visitAssertionExpression(node); + case 181 /* CallExpression */: + return visitCallExpression(node); + case 182 /* NewExpression */: + return visitNewExpression(node); + case 203 /* NonNullExpression */: + // TypeScript non-null expressions are removed, but their subtrees are preserved. + return visitNonNullExpression(node); + case 232 /* EnumDeclaration */: + // TypeScript enum declarations do not exist in ES6 and must be rewritten. + return visitEnumDeclaration(node); + case 208 /* VariableStatement */: + // TypeScript namespace exports for variable statements must be transformed. + return visitVariableStatement(node); + case 226 /* VariableDeclaration */: + return visitVariableDeclaration(node); + case 233 /* ModuleDeclaration */: + // TypeScript namespace declarations must be transformed. + return visitModuleDeclaration(node); + case 237 /* ImportEqualsDeclaration */: + // TypeScript namespace or external module import. + return visitImportEqualsDeclaration(node); + default: + ts.Debug.failBadSyntaxKind(node); + return ts.visitEachChild(node, visitor, context); + } + } + function visitSourceFile(node) { + var alwaysStrict = (compilerOptions.alwaysStrict === undefined ? compilerOptions.strict : compilerOptions.alwaysStrict) && + !(ts.isExternalModule(node) && moduleKind >= ts.ModuleKind.ES2015); + return ts.updateSourceFileNode(node, ts.visitLexicalEnvironment(node.statements, sourceElementVisitor, context, /*start*/ 0, alwaysStrict)); + } + /** + * Tests whether we should emit a __decorate call for a class declaration. + */ + function shouldEmitDecorateCallForClass(node) { + if (node.decorators && node.decorators.length > 0) { + return true; + } + var constructor = ts.getFirstConstructorWithBody(node); + if (constructor) { + return ts.forEach(constructor.parameters, shouldEmitDecorateCallForParameter); + } + return false; + } + /** + * Tests whether we should emit a __decorate call for a parameter declaration. + */ + function shouldEmitDecorateCallForParameter(parameter) { + return parameter.decorators !== undefined && parameter.decorators.length > 0; + } + function getClassFacts(node, staticProperties) { + var facts = 0 /* None */; + if (ts.some(staticProperties)) + facts |= 1 /* HasStaticInitializedProperties */; + var extendsClauseElement = ts.getClassExtendsHeritageClauseElement(node); + if (extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 95 /* NullKeyword */) + facts |= 64 /* IsDerivedClass */; + if (shouldEmitDecorateCallForClass(node)) + facts |= 2 /* HasConstructorDecorators */; + if (ts.childIsDecorated(node)) + facts |= 4 /* HasMemberDecorators */; + if (isExportOfNamespace(node)) + facts |= 8 /* IsExportOfNamespace */; + else if (isDefaultExternalModuleExport(node)) + facts |= 32 /* IsDefaultExternalExport */; + else if (isNamedExternalModuleExport(node)) + facts |= 16 /* IsNamedExternalExport */; + if (languageVersion <= 1 /* ES5 */ && (facts & 7 /* MayNeedImmediatelyInvokedFunctionExpression */)) + facts |= 128 /* UseImmediatelyInvokedFunctionExpression */; + return facts; + } + /** + * Transforms a class declaration with TypeScript syntax into compatible ES6. + * + * This function will only be called when one of the following conditions are met: + * - The class has decorators. + * - The class has property declarations with initializers. + * - The class contains a constructor that contains parameters with accessibility modifiers. + * - The class is an export in a TypeScript namespace. + * + * @param node The node to transform. + */ + function visitClassDeclaration(node) { + var staticProperties = getInitializedProperties(node, /*isStatic*/ true); + var facts = getClassFacts(node, staticProperties); + if (facts & 128 /* UseImmediatelyInvokedFunctionExpression */) { + context.startLexicalEnvironment(); + } + var name = node.name || (facts & 5 /* NeedsName */ ? ts.getGeneratedNameForNode(node) : undefined); + var classStatement = facts & 2 /* HasConstructorDecorators */ + ? createClassDeclarationHeadWithDecorators(node, name, facts) + : createClassDeclarationHeadWithoutDecorators(node, name, facts); + var statements = [classStatement]; + // Emit static property assignment. Because classDeclaration is lexically evaluated, + // it is safe to emit static property assignment after classDeclaration + // From ES6 specification: + // HasLexicalDeclaration (N) : Determines if the argument identifier has a binding in this environment record that was created using + // a lexical declaration such as a LexicalDeclaration or a ClassDeclaration. + if (facts & 1 /* HasStaticInitializedProperties */) { + addInitializedPropertyStatements(statements, staticProperties, facts & 128 /* UseImmediatelyInvokedFunctionExpression */ ? ts.getInternalName(node) : ts.getLocalName(node)); + } + // Write any decorators of the node. + addClassElementDecorationStatements(statements, node, /*isStatic*/ false); + addClassElementDecorationStatements(statements, node, /*isStatic*/ true); + addConstructorDecorationStatement(statements, node); + if (facts & 128 /* UseImmediatelyInvokedFunctionExpression */) { + // When we emit a TypeScript class down to ES5, we must wrap it in an IIFE so that the + // 'es2015' transformer can properly nest static initializers and decorators. The result + // looks something like: + // + // var C = function () { + // class C { + // } + // C.static_prop = 1; + // return C; + // }(); + // + var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentSourceFile.text, node.members.end), 18 /* CloseBraceToken */); + var localName = ts.getInternalName(node); + // The following partially-emitted expression exists purely to align our sourcemap + // emit with the original emitter. + var outer = ts.createPartiallyEmittedExpression(localName); + outer.end = closingBraceLocation.end; + ts.setEmitFlags(outer, 1536 /* NoComments */); + var statement = ts.createReturn(outer); + statement.pos = closingBraceLocation.pos; + ts.setEmitFlags(statement, 1536 /* NoComments */ | 384 /* NoTokenSourceMaps */); + statements.push(statement); + ts.addRange(statements, context.endLexicalEnvironment()); + var iife = ts.createImmediatelyInvokedArrowFunction(statements); + ts.setEmitFlags(iife, 33554432 /* TypeScriptClassWrapper */); + var varStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ false), + /*type*/ undefined, iife) + ])); + ts.setOriginalNode(varStatement, node); + ts.setCommentRange(varStatement, node); + ts.setSourceMapRange(varStatement, ts.moveRangePastDecorators(node)); + ts.startOnNewLine(varStatement); + statements = [varStatement]; + } + // If the class is exported as part of a TypeScript namespace, emit the namespace export. + // Otherwise, if the class was exported at the top level and was decorated, emit an export + // declaration or export default for the class. + if (facts & 8 /* IsExportOfNamespace */) { + addExportMemberAssignment(statements, node); + } + else if (facts & 128 /* UseImmediatelyInvokedFunctionExpression */ || facts & 2 /* HasConstructorDecorators */) { + if (facts & 32 /* IsDefaultExternalExport */) { + statements.push(ts.createExportDefault(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true))); + } + else if (facts & 16 /* IsNamedExternalExport */) { + statements.push(ts.createExternalModuleExport(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true))); + } + } + if (statements.length > 1) { + // Add a DeclarationMarker as a marker for the end of the declaration + statements.push(ts.createEndOfDeclarationMarker(node)); + ts.setEmitFlags(classStatement, ts.getEmitFlags(classStatement) | 4194304 /* HasEndOfDeclarationMarker */); + } + return ts.singleOrMany(statements); + } + /** + * Transforms a non-decorated class declaration and appends the resulting statements. + * + * @param node A ClassDeclaration node. + * @param name The name of the class. + * @param facts Precomputed facts about the class. + */ + function createClassDeclarationHeadWithoutDecorators(node, name, facts) { + // ${modifiers} class ${name} ${heritageClauses} { + // ${members} + // } + // we do not emit modifiers on the declaration if we are emitting an IIFE + var modifiers = !(facts & 128 /* UseImmediatelyInvokedFunctionExpression */) + ? ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier) + : undefined; + var classDeclaration = ts.createClassDeclaration( + /*decorators*/ undefined, modifiers, name, + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, (facts & 64 /* IsDerivedClass */) !== 0)); + // To better align with the old emitter, we should not emit a trailing source map + // entry if the class has static properties. + var emitFlags = ts.getEmitFlags(node); + if (facts & 1 /* HasStaticInitializedProperties */) { + emitFlags |= 32 /* NoTrailingSourceMap */; + } + ts.setTextRange(classDeclaration, node); + ts.setOriginalNode(classDeclaration, node); + ts.setEmitFlags(classDeclaration, emitFlags); + return classDeclaration; + } + /** + * Transforms a decorated class declaration and appends the resulting statements. If + * the class requires an alias to avoid issues with double-binding, the alias is returned. + */ + function createClassDeclarationHeadWithDecorators(node, name, facts) { + // When we emit an ES6 class that has a class decorator, we must tailor the + // emit to certain specific cases. + // + // In the simplest case, we emit the class declaration as a let declaration, and + // evaluate decorators after the close of the class body: + // + // [Example 1] + // --------------------------------------------------------------------- + // TypeScript | Javascript + // --------------------------------------------------------------------- + // @dec | let C = class C { + // class C { | } + // } | C = __decorate([dec], C); + // --------------------------------------------------------------------- + // @dec | let C = class C { + // export class C { | } + // } | C = __decorate([dec], C); + // | export { C }; + // --------------------------------------------------------------------- + // + // If a class declaration contains a reference to itself *inside* of the class body, + // this introduces two bindings to the class: One outside of the class body, and one + // inside of the class body. If we apply decorators as in [Example 1] above, there + // is the possibility that the decorator `dec` will return a new value for the + // constructor, which would result in the binding inside of the class no longer + // pointing to the same reference as the binding outside of the class. + // + // As a result, we must instead rewrite all references to the class *inside* of the + // class body to instead point to a local temporary alias for the class: + // + // [Example 2] + // --------------------------------------------------------------------- + // TypeScript | Javascript + // --------------------------------------------------------------------- + // @dec | let C = C_1 = class C { + // class C { | static x() { return C_1.y; } + // static x() { return C.y; } | } + // static y = 1; | C.y = 1; + // } | C = C_1 = __decorate([dec], C); + // | var C_1; + // --------------------------------------------------------------------- + // @dec | let C = class C { + // export class C { | static x() { return C_1.y; } + // static x() { return C.y; } | } + // static y = 1; | C.y = 1; + // } | C = C_1 = __decorate([dec], C); + // | export { C }; + // | var C_1; + // --------------------------------------------------------------------- + // + // If a class declaration is the default export of a module, we instead emit + // the export after the decorated declaration: + // + // [Example 3] + // --------------------------------------------------------------------- + // TypeScript | Javascript + // --------------------------------------------------------------------- + // @dec | let default_1 = class { + // export default class { | } + // } | default_1 = __decorate([dec], default_1); + // | export default default_1; + // --------------------------------------------------------------------- + // @dec | let C = class C { + // export default class C { | } + // } | C = __decorate([dec], C); + // | export default C; + // --------------------------------------------------------------------- + // + // If the class declaration is the default export and a reference to itself + // inside of the class body, we must emit both an alias for the class *and* + // move the export after the declaration: + // + // [Example 4] + // --------------------------------------------------------------------- + // TypeScript | Javascript + // --------------------------------------------------------------------- + // @dec | let C = class C { + // export default class C { | static x() { return C_1.y; } + // static x() { return C.y; } | } + // static y = 1; | C.y = 1; + // } | C = C_1 = __decorate([dec], C); + // | export default C; + // | var C_1; + // --------------------------------------------------------------------- + // + var location = ts.moveRangePastDecorators(node); + var classAlias = getClassAliasIfNeeded(node); + var declName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); + // ... = class ${name} ${heritageClauses} { + // ${members} + // } + var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); + var members = transformClassMembers(node, (facts & 64 /* IsDerivedClass */) !== 0); + var classExpression = ts.createClassExpression(/*modifiers*/ undefined, name, /*typeParameters*/ undefined, heritageClauses, members); + ts.setOriginalNode(classExpression, node); + ts.setTextRange(classExpression, location); + // let ${name} = ${classExpression} where name is either declaredName if the class doesn't contain self-reference + // or decoratedClassAlias if the class contain self-reference. + var statement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(declName, + /*type*/ undefined, classAlias ? ts.createAssignment(classAlias, classExpression) : classExpression) + ], 1 /* Let */)); + ts.setOriginalNode(statement, node); + ts.setTextRange(statement, location); + ts.setCommentRange(statement, node); + return statement; + } + /** + * Transforms a class expression with TypeScript syntax into compatible ES6. + * + * This function will only be called when one of the following conditions are met: + * - The class has property declarations with initializers. + * - The class contains a constructor that contains parameters with accessibility modifiers. + * + * @param node The node to transform. + */ + function visitClassExpression(node) { + var staticProperties = getInitializedProperties(node, /*isStatic*/ true); + var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); + var members = transformClassMembers(node, ts.some(heritageClauses, function (c) { return c.token === 85 /* ExtendsKeyword */; })); + var classExpression = ts.createClassExpression( + /*modifiers*/ undefined, node.name, + /*typeParameters*/ undefined, heritageClauses, members); + ts.setOriginalNode(classExpression, node); + ts.setTextRange(classExpression, node); + if (staticProperties.length > 0) { + var expressions = []; + var temp = ts.createTempVariable(hoistVariableDeclaration); + if (resolver.getNodeCheckFlags(node) & 8388608 /* ClassWithConstructorReference */) { + // record an alias as the class name is not in scope for statics. + enableSubstitutionForClassAliases(); + classAliases[ts.getOriginalNodeId(node)] = ts.getSynthesizedClone(temp); + } + // To preserve the behavior of the old emitter, we explicitly indent + // the body of a class with static initializers. + ts.setEmitFlags(classExpression, 65536 /* Indented */ | ts.getEmitFlags(classExpression)); + expressions.push(ts.startOnNewLine(ts.createAssignment(temp, classExpression))); + ts.addRange(expressions, generateInitializedPropertyExpressions(staticProperties, temp)); + expressions.push(ts.startOnNewLine(temp)); + return ts.inlineExpressions(expressions); + } + return classExpression; + } + /** + * Transforms the members of a class. + * + * @param node The current class. + * @param isDerivedClass A value indicating whether the class has an extends clause that does not extend 'null'. + */ + function transformClassMembers(node, isDerivedClass) { + var members = []; + var constructor = transformConstructor(node, isDerivedClass); + if (constructor) { + members.push(constructor); + } + ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement)); + return ts.setTextRange(ts.createNodeArray(members), /*location*/ node.members); + } + /** + * Transforms (or creates) a constructor for a class. + * + * @param node The current class. + * @param isDerivedClass A value indicating whether the class has an extends clause that does not extend 'null'. + */ + function transformConstructor(node, isDerivedClass) { + // Check if we have property assignment inside class declaration. + // If there is a property assignment, we need to emit constructor whether users define it or not + // If there is no property assignment, we can omit constructor if users do not define it + var hasInstancePropertyWithInitializer = ts.forEach(node.members, isInstanceInitializedProperty); + var hasParameterPropertyAssignments = node.transformFlags & 262144 /* ContainsParameterPropertyAssignments */; + var constructor = ts.getFirstConstructorWithBody(node); + // If the class does not contain nodes that require a synthesized constructor, + // accept the current constructor if it exists. + if (!hasInstancePropertyWithInitializer && !hasParameterPropertyAssignments) { + return ts.visitEachChild(constructor, visitor, context); + } + var parameters = transformConstructorParameters(constructor); + var body = transformConstructorBody(node, constructor, isDerivedClass); + // constructor(${parameters}) { + // ${body} + // } + return ts.startOnNewLine(ts.setOriginalNode(ts.setTextRange(ts.createConstructor( + /*decorators*/ undefined, + /*modifiers*/ undefined, parameters, body), constructor || node), constructor)); } /** - * Performs actions that should always occur immediately before visiting a node. + * Transforms (or creates) the parameters for the constructor of a class with + * parameter property assignments or instance property initializers. * - * @param node The node to visit. + * @param constructor The constructor declaration. */ - function onBeforeVisitNode(node) { - switch (node.kind) { - case 261 /* SourceFile */: - case 232 /* CaseBlock */: - case 231 /* ModuleBlock */: - case 204 /* Block */: - currentScope = node; - currentScopeFirstDeclarationsOfName = undefined; - break; - case 226 /* ClassDeclaration */: - case 225 /* FunctionDeclaration */: - if (ts.hasModifier(node, 2 /* Ambient */)) { - break; + function transformConstructorParameters(constructor) { + // The ES2015 spec specifies in 14.5.14. Runtime Semantics: ClassDefinitionEvaluation: + // If constructor is empty, then + // If ClassHeritag_eopt is present and protoParent is not null, then + // Let constructor be the result of parsing the source text + // constructor(...args) { super (...args);} + // using the syntactic grammar with the goal symbol MethodDefinition[~Yield]. + // Else, + // Let constructor be the result of parsing the source text + // constructor( ){ } + // using the syntactic grammar with the goal symbol MethodDefinition[~Yield]. + // + // While we could emit the '...args' rest parameter, certain later tools in the pipeline might + // downlevel the '...args' portion less efficiently by naively copying the contents of 'arguments' to an array. + // Instead, we'll avoid using a rest parameter and spread into the super call as + // 'super(...arguments)' instead of 'super(...args)', as you can see in "transformConstructorBody". + return ts.visitParameterList(constructor && constructor.parameters, visitor, context) + || []; + } + /** + * Transforms (or creates) a constructor body for a class with parameter property + * assignments or instance property initializers. + * + * @param node The current class. + * @param constructor The current class constructor. + * @param isDerivedClass A value indicating whether the class has an extends clause that does not extend 'null'. + */ + function transformConstructorBody(node, constructor, isDerivedClass) { + var statements = []; + var indexOfFirstStatement = 0; + resumeLexicalEnvironment(); + if (constructor) { + indexOfFirstStatement = addPrologueDirectivesAndInitialSuperCall(constructor, statements); + // Add parameters with property assignments. Transforms this: + // + // constructor (public x, public y) { + // } + // + // Into this: + // + // constructor (x, y) { + // this.x = x; + // this.y = y; + // } + // + var propertyAssignments = getParametersWithPropertyAssignments(constructor); + ts.addRange(statements, ts.map(propertyAssignments, transformParameterWithPropertyAssignment)); + } + else if (isDerivedClass) { + // Add a synthetic `super` call: + // + // super(...arguments); + // + statements.push(ts.createStatement(ts.createCall(ts.createSuper(), + /*typeArguments*/ undefined, [ts.createSpread(ts.createIdentifier("arguments"))]))); + } + // Add the property initializers. Transforms this: + // + // public x = 1; + // + // Into this: + // + // constructor() { + // this.x = 1; + // } + // + var properties = getInitializedProperties(node, /*isStatic*/ false); + addInitializedPropertyStatements(statements, properties, ts.createThis()); + if (constructor) { + // The class already had a constructor, so we should add the existing statements, skipping the initial super call. + ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement)); + } + // End the lexical environment. + statements = ts.mergeLexicalEnvironment(statements, endLexicalEnvironment()); + return ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), + /*location*/ constructor ? constructor.body.statements : node.members), + /*multiLine*/ true), + /*location*/ constructor ? constructor.body : undefined); + } + /** + * Adds super call and preceding prologue directives into the list of statements. + * + * @param ctor The constructor node. + * @returns index of the statement that follows super call + */ + function addPrologueDirectivesAndInitialSuperCall(ctor, result) { + if (ctor.body) { + var statements = ctor.body.statements; + // add prologue directives to the list (if any) + var index = ts.addPrologue(result, statements, /*ensureUseStrict*/ false, visitor); + if (index === statements.length) { + // list contains nothing but prologue directives (or empty) - exit + return index; + } + var statement = statements[index]; + if (statement.kind === 210 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { + result.push(ts.visitNode(statement, visitor, ts.isStatement)); + return index + 1; + } + return index; + } + return 0; + } + /** + * Gets all parameters of a constructor that should be transformed into property assignments. + * + * @param node The constructor node. + */ + function getParametersWithPropertyAssignments(node) { + return ts.filter(node.parameters, isParameterWithPropertyAssignment); + } + /** + * Determines whether a parameter should be transformed into a property assignment. + * + * @param parameter The parameter node. + */ + function isParameterWithPropertyAssignment(parameter) { + return ts.hasModifier(parameter, 92 /* ParameterPropertyModifier */) + && ts.isIdentifier(parameter.name); + } + /** + * Transforms a parameter into a property assignment statement. + * + * @param node The parameter declaration. + */ + function transformParameterWithPropertyAssignment(node) { + ts.Debug.assert(ts.isIdentifier(node.name)); + var name = node.name; + var propertyName = ts.getMutableClone(name); + ts.setEmitFlags(propertyName, 1536 /* NoComments */ | 48 /* NoSourceMap */); + var localName = ts.getMutableClone(name); + ts.setEmitFlags(localName, 1536 /* NoComments */); + return ts.startOnNewLine(ts.setTextRange(ts.createStatement(ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createThis(), propertyName), node.name), localName)), ts.moveRangePos(node, -1))); + } + /** + * Gets all property declarations with initializers on either the static or instance side of a class. + * + * @param node The class node. + * @param isStatic A value indicating whether to get properties from the static or instance side of the class. + */ + function getInitializedProperties(node, isStatic) { + return ts.filter(node.members, isStatic ? isStaticInitializedProperty : isInstanceInitializedProperty); + } + /** + * Gets a value indicating whether a class element is a static property declaration with an initializer. + * + * @param member The class element node. + */ + function isStaticInitializedProperty(member) { + return isInitializedProperty(member, /*isStatic*/ true); + } + /** + * Gets a value indicating whether a class element is an instance property declaration with an initializer. + * + * @param member The class element node. + */ + function isInstanceInitializedProperty(member) { + return isInitializedProperty(member, /*isStatic*/ false); + } + /** + * Gets a value indicating whether a class element is either a static or an instance property declaration with an initializer. + * + * @param member The class element node. + * @param isStatic A value indicating whether the member should be a static or instance member. + */ + function isInitializedProperty(member, isStatic) { + return member.kind === 149 /* PropertyDeclaration */ + && isStatic === ts.hasModifier(member, 32 /* Static */) + && member.initializer !== undefined; + } + /** + * Generates assignment statements for property initializers. + * + * @param properties An array of property declarations to transform. + * @param receiver The receiver on which each property should be assigned. + */ + function addInitializedPropertyStatements(statements, properties, receiver) { + for (var _i = 0, properties_10 = properties; _i < properties_10.length; _i++) { + var property = properties_10[_i]; + var statement = ts.createStatement(transformInitializedProperty(property, receiver)); + ts.setSourceMapRange(statement, ts.moveRangePastModifiers(property)); + ts.setCommentRange(statement, property); + statements.push(statement); + } + } + /** + * Generates assignment expressions for property initializers. + * + * @param properties An array of property declarations to transform. + * @param receiver The receiver on which each property should be assigned. + */ + function generateInitializedPropertyExpressions(properties, receiver) { + var expressions = []; + for (var _i = 0, properties_11 = properties; _i < properties_11.length; _i++) { + var property = properties_11[_i]; + var expression = transformInitializedProperty(property, receiver); + expression.startsOnNewLine = true; + ts.setSourceMapRange(expression, ts.moveRangePastModifiers(property)); + ts.setCommentRange(expression, property); + expressions.push(expression); + } + return expressions; + } + /** + * Transforms a property initializer into an assignment statement. + * + * @param property The property declaration. + * @param receiver The object receiving the property assignment. + */ + function transformInitializedProperty(property, receiver) { + var propertyName = visitPropertyNameOfClassElement(property); + var initializer = ts.visitNode(property.initializer, visitor, ts.isExpression); + var memberAccess = ts.createMemberAccessForPropertyName(receiver, propertyName, /*location*/ propertyName); + return ts.createAssignment(memberAccess, initializer); + } + /** + * Gets either the static or instance members of a class that are decorated, or have + * parameters that are decorated. + * + * @param node The class containing the member. + * @param isStatic A value indicating whether to retrieve static or instance members of + * the class. + */ + function getDecoratedClassElements(node, isStatic) { + return ts.filter(node.members, isStatic ? isStaticDecoratedClassElement : isInstanceDecoratedClassElement); + } + /** + * Determines whether a class member is a static member of a class that is decorated, or + * has parameters that are decorated. + * + * @param member The class member. + */ + function isStaticDecoratedClassElement(member) { + return isDecoratedClassElement(member, /*isStatic*/ true); + } + /** + * Determines whether a class member is an instance member of a class that is decorated, + * or has parameters that are decorated. + * + * @param member The class member. + */ + function isInstanceDecoratedClassElement(member) { + return isDecoratedClassElement(member, /*isStatic*/ false); + } + /** + * Determines whether a class member is either a static or an instance member of a class + * that is decorated, or has parameters that are decorated. + * + * @param member The class member. + */ + function isDecoratedClassElement(member, isStatic) { + return ts.nodeOrChildIsDecorated(member) + && isStatic === ts.hasModifier(member, 32 /* Static */); + } + /** + * Gets an array of arrays of decorators for the parameters of a function-like node. + * The offset into the result array should correspond to the offset of the parameter. + * + * @param node The function-like node. + */ + function getDecoratorsOfParameters(node) { + var decorators; + if (node) { + var parameters = node.parameters; + for (var i = 0; i < parameters.length; i++) { + var parameter = parameters[i]; + if (decorators || parameter.decorators) { + if (!decorators) { + decorators = new Array(parameters.length); + } + decorators[i] = parameter.decorators; } - recordEmittedDeclarationInScope(node); - break; + } } + return decorators; } /** - * General-purpose node visitor. + * Gets an AllDecorators object containing the decorators for the class and the decorators for the + * parameters of the constructor of the class. * - * @param node The node to visit. + * @param node The class node. */ - function visitor(node) { - return saveStateAndInvoke(node, visitorWorker); + function getAllDecoratorsOfConstructor(node) { + var decorators = node.decorators; + var parameters = getDecoratorsOfParameters(ts.getFirstConstructorWithBody(node)); + if (!decorators && !parameters) { + return undefined; + } + return { + decorators: decorators, + parameters: parameters + }; } /** - * Visits and possibly transforms any node. + * Gets an AllDecorators object containing the decorators for the member and its parameters. * - * @param node The node to visit. + * @param node The class node that contains the member. + * @param member The class member. */ - function visitorWorker(node) { - if (node.transformFlags & 1 /* TypeScript */) { - // This node is explicitly marked as TypeScript, so we should transform the node. - return visitTypeScript(node); + function getAllDecoratorsOfClassElement(node, member) { + switch (member.kind) { + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return getAllDecoratorsOfAccessors(node, member); + case 151 /* MethodDeclaration */: + return getAllDecoratorsOfMethod(member); + case 149 /* PropertyDeclaration */: + return getAllDecoratorsOfProperty(member); + default: + return undefined; } - else if (node.transformFlags & 2 /* ContainsTypeScript */) { - // This node contains TypeScript, so we should visit its children. - return ts.visitEachChild(node, visitor, context); + } + /** + * Gets an AllDecorators object containing the decorators for the accessor and its parameters. + * + * @param node The class node that contains the accessor. + * @param accessor The class accessor member. + */ + function getAllDecoratorsOfAccessors(node, accessor) { + if (!accessor.body) { + return undefined; } - return node; + var _a = ts.getAllAccessorDeclarations(node.members, accessor), firstAccessor = _a.firstAccessor, secondAccessor = _a.secondAccessor, setAccessor = _a.setAccessor; + var firstAccessorWithDecorators = firstAccessor.decorators ? firstAccessor : secondAccessor && secondAccessor.decorators ? secondAccessor : undefined; + if (!firstAccessorWithDecorators || accessor !== firstAccessorWithDecorators) { + return undefined; + } + var decorators = firstAccessorWithDecorators.decorators; + var parameters = getDecoratorsOfParameters(setAccessor); + if (!decorators && !parameters) { + return undefined; + } + return { decorators: decorators, parameters: parameters }; + } + /** + * Gets an AllDecorators object containing the decorators for the method and its parameters. + * + * @param method The class method member. + */ + function getAllDecoratorsOfMethod(method) { + if (!method.body) { + return undefined; + } + var decorators = method.decorators; + var parameters = getDecoratorsOfParameters(method); + if (!decorators && !parameters) { + return undefined; + } + return { decorators: decorators, parameters: parameters }; + } + /** + * Gets an AllDecorators object containing the decorators for the property. + * + * @param property The class property member. + */ + function getAllDecoratorsOfProperty(property) { + var decorators = property.decorators; + if (!decorators) { + return undefined; + } + return { decorators: decorators }; + } + /** + * Transforms all of the decorators for a declaration into an array of expressions. + * + * @param node The declaration node. + * @param allDecorators An object containing all of the decorators for the declaration. + */ + function transformAllDecoratorsOfDeclaration(node, container, allDecorators) { + if (!allDecorators) { + return undefined; + } + var decoratorExpressions = []; + ts.addRange(decoratorExpressions, ts.map(allDecorators.decorators, transformDecorator)); + ts.addRange(decoratorExpressions, ts.flatMap(allDecorators.parameters, transformDecoratorsOfParameter)); + addTypeMetadata(node, container, decoratorExpressions); + return decoratorExpressions; + } + /** + * Generates statements used to apply decorators to either the static or instance members + * of a class. + * + * @param node The class node. + * @param isStatic A value indicating whether to generate statements for static or + * instance members. + */ + function addClassElementDecorationStatements(statements, node, isStatic) { + ts.addRange(statements, ts.map(generateClassElementDecorationExpressions(node, isStatic), expressionToStatement)); + } + /** + * Generates expressions used to apply decorators to either the static or instance members + * of a class. + * + * @param node The class node. + * @param isStatic A value indicating whether to generate expressions for static or + * instance members. + */ + function generateClassElementDecorationExpressions(node, isStatic) { + var members = getDecoratedClassElements(node, isStatic); + var expressions; + for (var _i = 0, members_3 = members; _i < members_3.length; _i++) { + var member = members_3[_i]; + var expression = generateClassElementDecorationExpression(node, member); + if (expression) { + if (!expressions) { + expressions = [expression]; + } + else { + expressions.push(expression); + } + } + } + return expressions; + } + /** + * Generates an expression used to evaluate class element decorators at runtime. + * + * @param node The class node that contains the member. + * @param member The class member. + */ + function generateClassElementDecorationExpression(node, member) { + var allDecorators = getAllDecoratorsOfClassElement(node, member); + var decoratorExpressions = transformAllDecoratorsOfDeclaration(member, node, allDecorators); + if (!decoratorExpressions) { + return undefined; + } + // Emit the call to __decorate. Given the following: + // + // class C { + // @dec method(@dec2 x) {} + // @dec get accessor() {} + // @dec prop; + // } + // + // The emit for a method is: + // + // __decorate([ + // dec, + // __param(0, dec2), + // __metadata("design:type", Function), + // __metadata("design:paramtypes", [Object]), + // __metadata("design:returntype", void 0) + // ], C.prototype, "method", null); + // + // The emit for an accessor is: + // + // __decorate([ + // dec + // ], C.prototype, "accessor", null); + // + // The emit for a property is: + // + // __decorate([ + // dec + // ], C.prototype, "prop"); + // + var prefix = getClassMemberPrefix(node, member); + var memberName = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ true); + var descriptor = languageVersion > 0 /* ES3 */ + ? member.kind === 149 /* PropertyDeclaration */ + // We emit `void 0` here to indicate to `__decorate` that it can invoke `Object.defineProperty` directly, but that it + // should not invoke `Object.getOwnPropertyDescriptor`. + ? ts.createVoidZero() + // We emit `null` here to indicate to `__decorate` that it can invoke `Object.getOwnPropertyDescriptor` directly. + // We have this extra argument here so that we can inject an explicit property descriptor at a later date. + : ts.createNull() + : undefined; + var helper = createDecorateHelper(context, decoratorExpressions, prefix, memberName, descriptor, ts.moveRangePastDecorators(member)); + ts.setEmitFlags(helper, 1536 /* NoComments */); + return helper; + } + /** + * Generates a __decorate helper call for a class constructor. + * + * @param node The class node. + */ + function addConstructorDecorationStatement(statements, node) { + var expression = generateConstructorDecorationExpression(node); + if (expression) { + statements.push(ts.setOriginalNode(ts.createStatement(expression), node)); + } + } + /** + * Generates a __decorate helper call for a class constructor. + * + * @param node The class node. + */ + function generateConstructorDecorationExpression(node) { + var allDecorators = getAllDecoratorsOfConstructor(node); + var decoratorExpressions = transformAllDecoratorsOfDeclaration(node, node, allDecorators); + if (!decoratorExpressions) { + return undefined; + } + var classAlias = classAliases && classAliases[ts.getOriginalNodeId(node)]; + var localName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); + var decorate = createDecorateHelper(context, decoratorExpressions, localName); + var expression = ts.createAssignment(localName, classAlias ? ts.createAssignment(classAlias, decorate) : decorate); + ts.setEmitFlags(expression, 1536 /* NoComments */); + ts.setSourceMapRange(expression, ts.moveRangePastDecorators(node)); + return expression; } /** - * Specialized visitor that visits the immediate children of a SourceFile. + * Transforms a decorator into an expression. * - * @param node The node to visit. + * @param decorator The decorator node. */ - function sourceElementVisitor(node) { - return saveStateAndInvoke(node, sourceElementVisitorWorker); + function transformDecorator(decorator) { + return ts.visitNode(decorator.expression, visitor, ts.isExpression); } /** - * Specialized visitor that visits the immediate children of a SourceFile. + * Transforms the decorators of a parameter. * - * @param node The node to visit. + * @param decorators The decorators for the parameter at the provided offset. + * @param parameterOffset The offset of the parameter. */ - function sourceElementVisitorWorker(node) { - switch (node.kind) { - case 235 /* ImportDeclaration */: - return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: - return visitImportEqualsDeclaration(node); - case 240 /* ExportAssignment */: - return visitExportAssignment(node); - case 241 /* ExportDeclaration */: - return visitExportDeclaration(node); - default: - return visitorWorker(node); + function transformDecoratorsOfParameter(decorators, parameterOffset) { + var expressions; + if (decorators) { + expressions = []; + for (var _i = 0, decorators_1 = decorators; _i < decorators_1.length; _i++) { + var decorator = decorators_1[_i]; + var helper = createParamHelper(context, transformDecorator(decorator), parameterOffset, + /*location*/ decorator.expression); + ts.setEmitFlags(helper, 1536 /* NoComments */); + expressions.push(helper); + } } + return expressions; } /** - * Specialized visitor that visits the immediate children of a namespace. + * Adds optional type metadata for a declaration. * - * @param node The node to visit. + * @param node The declaration node. + * @param decoratorExpressions The destination array to which to add new decorator expressions. */ - function namespaceElementVisitor(node) { - return saveStateAndInvoke(node, namespaceElementVisitorWorker); + function addTypeMetadata(node, container, decoratorExpressions) { + if (USE_NEW_TYPE_METADATA_FORMAT) { + addNewTypeMetadata(node, container, decoratorExpressions); + } + else { + addOldTypeMetadata(node, container, decoratorExpressions); + } + } + function addOldTypeMetadata(node, container, decoratorExpressions) { + if (compilerOptions.emitDecoratorMetadata) { + if (shouldAddTypeMetadata(node)) { + decoratorExpressions.push(createMetadataHelper(context, "design:type", serializeTypeOfNode(node))); + } + if (shouldAddParamTypesMetadata(node)) { + decoratorExpressions.push(createMetadataHelper(context, "design:paramtypes", serializeParameterTypesOfNode(node, container))); + } + if (shouldAddReturnTypeMetadata(node)) { + decoratorExpressions.push(createMetadataHelper(context, "design:returntype", serializeReturnTypeOfNode(node))); + } + } + } + function addNewTypeMetadata(node, container, decoratorExpressions) { + if (compilerOptions.emitDecoratorMetadata) { + var properties = void 0; + if (shouldAddTypeMetadata(node)) { + (properties || (properties = [])).push(ts.createPropertyAssignment("type", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(36 /* EqualsGreaterThanToken */), serializeTypeOfNode(node)))); + } + if (shouldAddParamTypesMetadata(node)) { + (properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(36 /* EqualsGreaterThanToken */), serializeParameterTypesOfNode(node, container)))); + } + if (shouldAddReturnTypeMetadata(node)) { + (properties || (properties = [])).push(ts.createPropertyAssignment("returnType", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(36 /* EqualsGreaterThanToken */), serializeReturnTypeOfNode(node)))); + } + if (properties) { + decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, /*multiLine*/ true))); + } + } } /** - * Specialized visitor that visits the immediate children of a namespace. + * Determines whether to emit the "design:type" metadata based on the node's kind. + * The caller should have already tested whether the node has decorators and whether the + * emitDecoratorMetadata compiler option is set. * - * @param node The node to visit. + * @param node The node to test. */ - function namespaceElementVisitorWorker(node) { - if (node.kind === 241 /* ExportDeclaration */ || - node.kind === 235 /* ImportDeclaration */ || - node.kind === 236 /* ImportClause */ || - (node.kind === 234 /* ImportEqualsDeclaration */ && - node.moduleReference.kind === 245 /* ExternalModuleReference */)) { - // do not emit ES6 imports and exports since they are illegal inside a namespace - return undefined; - } - else if (node.transformFlags & 1 /* TypeScript */ || ts.hasModifier(node, 1 /* Export */)) { - // This node is explicitly marked as TypeScript, or is exported at the namespace - // level, so we should transform the node. - return visitTypeScript(node); - } - else if (node.transformFlags & 2 /* ContainsTypeScript */) { - // This node contains TypeScript, so we should visit its children. - return ts.visitEachChild(node, visitor, context); - } - return node; + function shouldAddTypeMetadata(node) { + var kind = node.kind; + return kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */ + || kind === 149 /* PropertyDeclaration */; } /** - * Specialized visitor that visits the immediate children of a class with TypeScript syntax. + * Determines whether to emit the "design:returntype" metadata based on the node's kind. + * The caller should have already tested whether the node has decorators and whether the + * emitDecoratorMetadata compiler option is set. * - * @param node The node to visit. + * @param node The node to test. */ - function classElementVisitor(node) { - return saveStateAndInvoke(node, classElementVisitorWorker); + function shouldAddReturnTypeMetadata(node) { + return node.kind === 151 /* MethodDeclaration */; } /** - * Specialized visitor that visits the immediate children of a class with TypeScript syntax. + * Determines whether to emit the "design:paramtypes" metadata based on the node's kind. + * The caller should have already tested whether the node has decorators and whether the + * emitDecoratorMetadata compiler option is set. * - * @param node The node to visit. + * @param node The node to test. */ - function classElementVisitorWorker(node) { + function shouldAddParamTypesMetadata(node) { switch (node.kind) { - case 150 /* Constructor */: - // TypeScript constructors are transformed in `visitClassDeclaration`. - // We elide them here as `visitorWorker` checks transform flags, which could - // erronously include an ES6 constructor without TypeScript syntax. - return undefined; - case 147 /* PropertyDeclaration */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: - // Fallback to the default visit behavior. - return visitorWorker(node); - case 203 /* SemicolonClassElement */: - return node; - default: - ts.Debug.failBadSyntaxKind(node); - return undefined; - } - } - function modifierVisitor(node) { - if (ts.modifierToFlag(node.kind) & 2270 /* TypeScriptModifier */) { - return undefined; - } - else if (currentNamespace && node.kind === 83 /* ExportKeyword */) { - return undefined; + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + return ts.getFirstConstructorWithBody(node) !== undefined; + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return true; } - return node; + return false; } /** - * Branching visitor, visits a TypeScript syntax node. + * Serializes the type of a node for use with decorator type metadata. * - * @param node The node to visit. + * @param node The node that should have its type serialized. */ - function visitTypeScript(node) { - if (ts.hasModifier(node, 2 /* Ambient */) && ts.isStatement(node)) { - // TypeScript ambient declarations are elided, but some comments may be preserved. - // See the implementation of `getLeadingComments` in comments.ts for more details. - return ts.createNotEmittedStatement(node); - } + function serializeTypeOfNode(node) { switch (node.kind) { - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: - // ES6 export and default modifiers are elided when inside a namespace. - return currentNamespace ? undefined : node; - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 116 /* AbstractKeyword */: - case 75 /* ConstKeyword */: - case 123 /* DeclareKeyword */: - case 130 /* ReadonlyKeyword */: - // TypeScript accessibility and readonly modifiers are elided. - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 161 /* TypeLiteral */: - case 156 /* TypePredicate */: - case 143 /* TypeParameter */: - case 118 /* AnyKeyword */: - case 121 /* BooleanKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 129 /* NeverKeyword */: - case 104 /* VoidKeyword */: - case 135 /* SymbolKeyword */: - case 159 /* ConstructorType */: - case 158 /* FunctionType */: - case 160 /* TypeQuery */: - case 157 /* TypeReference */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: - case 167 /* ThisType */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 171 /* LiteralType */: - // TypeScript type nodes are elided. - case 155 /* IndexSignature */: - // TypeScript index signatures are elided. - case 145 /* Decorator */: - // TypeScript decorators are elided. They will be emitted as part of visitClassDeclaration. - case 228 /* TypeAliasDeclaration */: - // TypeScript type-only declarations are elided. - case 147 /* PropertyDeclaration */: - // TypeScript property declarations are elided. - return undefined; - case 150 /* Constructor */: - return visitConstructor(node); - case 227 /* InterfaceDeclaration */: - // TypeScript interfaces are elided, but some comments may be preserved. - // See the implementation of `getLeadingComments` in comments.ts for more details. - return ts.createNotEmittedStatement(node); - case 226 /* ClassDeclaration */: - // This is a class declaration with TypeScript syntax extensions. - // - // TypeScript class syntax extensions include: - // - decorators - // - optional `implements` heritage clause - // - parameter property assignments in the constructor - // - property declarations - // - index signatures - // - method overload signatures - return visitClassDeclaration(node); - case 197 /* ClassExpression */: - // This is a class expression with TypeScript syntax extensions. - // - // TypeScript class syntax extensions include: - // - decorators - // - optional `implements` heritage clause - // - parameter property assignments in the constructor - // - property declarations - // - index signatures - // - method overload signatures - return visitClassExpression(node); - case 255 /* HeritageClause */: - // This is a heritage clause with TypeScript syntax extensions. - // - // TypeScript heritage clause extensions include: - // - `implements` clause - return visitHeritageClause(node); - case 199 /* ExpressionWithTypeArguments */: - // TypeScript supports type arguments on an expression in an `extends` heritage clause. - return visitExpressionWithTypeArguments(node); - case 149 /* MethodDeclaration */: - // TypeScript method declarations may have decorators, modifiers - // or type annotations. - return visitMethodDeclaration(node); - case 151 /* GetAccessor */: - // Get Accessors can have TypeScript modifiers, decorators, and type annotations. - return visitGetAccessor(node); - case 152 /* SetAccessor */: - // Set Accessors can have TypeScript modifiers and type annotations. - return visitSetAccessor(node); - case 225 /* FunctionDeclaration */: - // Typescript function declarations can have modifiers, decorators, and type annotations. - return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: - // TypeScript function expressions can have modifiers and type annotations. - return visitFunctionExpression(node); - case 185 /* ArrowFunction */: - // TypeScript arrow functions can have modifiers and type annotations. - return visitArrowFunction(node); - case 144 /* Parameter */: - // This is a parameter declaration with TypeScript syntax extensions. - // - // TypeScript parameter declaration syntax extensions include: - // - decorators - // - accessibility modifiers - // - the question mark (?) token for optional parameters - // - type annotations - // - this parameters - return visitParameter(node); - case 183 /* ParenthesizedExpression */: - // ParenthesizedExpressions are TypeScript if their expression is a - // TypeAssertion or AsExpression - return visitParenthesizedExpression(node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: - // TypeScript type assertions are removed, but their subtrees are preserved. - return visitAssertionExpression(node); - case 179 /* CallExpression */: - return visitCallExpression(node); - case 180 /* NewExpression */: - return visitNewExpression(node); - case 201 /* NonNullExpression */: - // TypeScript non-null expressions are removed, but their subtrees are preserved. - return visitNonNullExpression(node); - case 229 /* EnumDeclaration */: - // TypeScript enum declarations do not exist in ES6 and must be rewritten. - return visitEnumDeclaration(node); - case 205 /* VariableStatement */: - // TypeScript namespace exports for variable statements must be transformed. - return visitVariableStatement(node); - case 223 /* VariableDeclaration */: - return visitVariableDeclaration(node); - case 230 /* ModuleDeclaration */: - // TypeScript namespace declarations must be transformed. - return visitModuleDeclaration(node); - case 234 /* ImportEqualsDeclaration */: - // TypeScript namespace or external module import. - return visitImportEqualsDeclaration(node); + case 149 /* PropertyDeclaration */: + case 146 /* Parameter */: + case 153 /* GetAccessor */: + return serializeTypeNode(node.type); + case 154 /* SetAccessor */: + return serializeTypeNode(ts.getSetAccessorTypeAnnotationNode(node)); + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 151 /* MethodDeclaration */: + return ts.createIdentifier("Function"); default: - ts.Debug.failBadSyntaxKind(node); - return ts.visitEachChild(node, visitor, context); + return ts.createVoidZero(); } } - function visitSourceFile(node) { - var alwaysStrict = compilerOptions.alwaysStrict && !(ts.isExternalModule(node) && moduleKind === ts.ModuleKind.ES2015); - return ts.updateSourceFileNode(node, ts.visitLexicalEnvironment(node.statements, sourceElementVisitor, context, /*start*/ 0, alwaysStrict)); - } /** - * Tests whether we should emit a __decorate call for a class declaration. + * Serializes the types of the parameters of a node for use with decorator type metadata. + * + * @param node The node that should have its parameter types serialized. */ - function shouldEmitDecorateCallForClass(node) { - if (node.decorators && node.decorators.length > 0) { - return true; - } - var constructor = ts.getFirstConstructorWithBody(node); - if (constructor) { - return ts.forEach(constructor.parameters, shouldEmitDecorateCallForParameter); + function serializeParameterTypesOfNode(node, container) { + var valueDeclaration = ts.isClassLike(node) + ? ts.getFirstConstructorWithBody(node) + : ts.isFunctionLike(node) && ts.nodeIsPresent(node.body) + ? node + : undefined; + var expressions = []; + if (valueDeclaration) { + var parameters = getParametersOfDecoratedDeclaration(valueDeclaration, container); + var numParameters = parameters.length; + for (var i = 0; i < numParameters; i++) { + var parameter = parameters[i]; + if (i === 0 && ts.isIdentifier(parameter.name) && parameter.name.escapedText === "this") { + continue; + } + if (parameter.dotDotDotToken) { + expressions.push(serializeTypeNode(ts.getRestParameterElementType(parameter.type))); + } + else { + expressions.push(serializeTypeOfNode(parameter)); + } + } } - return false; + return ts.createArrayLiteral(expressions); } - /** - * Tests whether we should emit a __decorate call for a parameter declaration. - */ - function shouldEmitDecorateCallForParameter(parameter) { - return parameter.decorators !== undefined && parameter.decorators.length > 0; + function getParametersOfDecoratedDeclaration(node, container) { + if (container && node.kind === 153 /* GetAccessor */) { + var setAccessor = ts.getAllAccessorDeclarations(container.members, node).setAccessor; + if (setAccessor) { + return setAccessor.parameters; + } + } + return node.parameters; } /** - * Transforms a class declaration with TypeScript syntax into compatible ES6. - * - * This function will only be called when one of the following conditions are met: - * - The class has decorators. - * - The class has property declarations with initializers. - * - The class contains a constructor that contains parameters with accessibility modifiers. - * - The class is an export in a TypeScript namespace. + * Serializes the return type of a node for use with decorator type metadata. * - * @param node The node to transform. + * @param node The node that should have its return type serialized. */ - function visitClassDeclaration(node) { - var staticProperties = getInitializedProperties(node, /*isStatic*/ true); - var hasExtendsClause = ts.getClassExtendsHeritageClauseElement(node) !== undefined; - var isDecoratedClass = shouldEmitDecorateCallForClass(node); - // emit name if - // - node has a name - // - node has static initializers - // - var name = node.name; - if (!name && staticProperties.length > 0) { - name = ts.getGeneratedNameForNode(node); - } - var classStatement = isDecoratedClass - ? createClassDeclarationHeadWithDecorators(node, name, hasExtendsClause) - : createClassDeclarationHeadWithoutDecorators(node, name, hasExtendsClause, staticProperties.length > 0); - var statements = [classStatement]; - // Emit static property assignment. Because classDeclaration is lexically evaluated, - // it is safe to emit static property assignment after classDeclaration - // From ES6 specification: - // HasLexicalDeclaration (N) : Determines if the argument identifier has a binding in this environment record that was created using - // a lexical declaration such as a LexicalDeclaration or a ClassDeclaration. - if (staticProperties.length) { - addInitializedPropertyStatements(statements, staticProperties, ts.getLocalName(node)); - } - // Write any decorators of the node. - addClassElementDecorationStatements(statements, node, /*isStatic*/ false); - addClassElementDecorationStatements(statements, node, /*isStatic*/ true); - addConstructorDecorationStatement(statements, node); - // If the class is exported as part of a TypeScript namespace, emit the namespace export. - // Otherwise, if the class was exported at the top level and was decorated, emit an export - // declaration or export default for the class. - if (isNamespaceExport(node)) { - addExportMemberAssignment(statements, node); - } - else if (isDecoratedClass) { - if (isDefaultExternalModuleExport(node)) { - statements.push(ts.createExportDefault(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true))); - } - else if (isNamedExternalModuleExport(node)) { - statements.push(ts.createExternalModuleExport(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true))); - } + function serializeReturnTypeOfNode(node) { + if (ts.isFunctionLike(node) && node.type) { + return serializeTypeNode(node.type); } - if (statements.length > 1) { - // Add a DeclarationMarker as a marker for the end of the declaration - statements.push(ts.createEndOfDeclarationMarker(node)); - ts.setEmitFlags(classStatement, ts.getEmitFlags(classStatement) | 2097152 /* HasEndOfDeclarationMarker */); + else if (ts.isAsyncFunction(node)) { + return ts.createIdentifier("Promise"); } - return ts.singleOrMany(statements); + return ts.createVoidZero(); } /** - * Transforms a non-decorated class declaration and appends the resulting statements. + * Serializes a type node for use with decorator type metadata. * - * @param node A ClassDeclaration node. - * @param name The name of the class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. - * @param hasStaticProperties A value indicating whether the class has static properties. + * Types are serialized in the following fashion: + * - Void types point to "undefined" (e.g. "void 0") + * - Function and Constructor types point to the global "Function" constructor. + * - Interface types with a call or construct signature types point to the global + * "Function" constructor. + * - Array and Tuple types point to the global "Array" constructor. + * - Type predicates and booleans point to the global "Boolean" constructor. + * - String literal types and strings point to the global "String" constructor. + * - Enum and number types point to the global "Number" constructor. + * - Symbol types point to the global "Symbol" constructor. + * - Type references to classes (or class-like variables) point to the constructor for the class. + * - Anything else points to the global "Object" constructor. + * + * @param node The type node to serialize. */ - function createClassDeclarationHeadWithoutDecorators(node, name, hasExtendsClause, hasStaticProperties) { - // ${modifiers} class ${name} ${heritageClauses} { - // ${members} - // } - var classDeclaration = ts.createClassDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), name, - /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, hasExtendsClause), node); - var emitFlags = ts.getEmitFlags(node); - // To better align with the old emitter, we should not emit a trailing source map - // entry if the class has static properties. - if (hasStaticProperties) { - emitFlags |= 32 /* NoTrailingSourceMap */; + function serializeTypeNode(node) { + if (node === undefined) { + return ts.createIdentifier("Object"); } - ts.setOriginalNode(classDeclaration, node); - ts.setEmitFlags(classDeclaration, emitFlags); - return classDeclaration; + switch (node.kind) { + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 130 /* NeverKeyword */: + return ts.createVoidZero(); + case 168 /* ParenthesizedType */: + return serializeTypeNode(node.type); + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + return ts.createIdentifier("Function"); + case 164 /* ArrayType */: + case 165 /* TupleType */: + return ts.createIdentifier("Array"); + case 158 /* TypePredicate */: + case 122 /* BooleanKeyword */: + return ts.createIdentifier("Boolean"); + case 136 /* StringKeyword */: + return ts.createIdentifier("String"); + case 134 /* ObjectKeyword */: + return ts.createIdentifier("Object"); + case 173 /* LiteralType */: + switch (node.literal.kind) { + case 9 /* StringLiteral */: + return ts.createIdentifier("String"); + case 8 /* NumericLiteral */: + return ts.createIdentifier("Number"); + case 101 /* TrueKeyword */: + case 86 /* FalseKeyword */: + return ts.createIdentifier("Boolean"); + default: + ts.Debug.failBadSyntaxKind(node.literal); + break; + } + break; + case 133 /* NumberKeyword */: + return ts.createIdentifier("Number"); + case 137 /* SymbolKeyword */: + return languageVersion < 2 /* ES2015 */ + ? getGlobalSymbolNameWithFallback() + : ts.createIdentifier("Symbol"); + case 159 /* TypeReference */: + return serializeTypeReferenceNode(node); + case 167 /* IntersectionType */: + case 166 /* UnionType */: + return serializeUnionOrIntersectionType(node); + case 162 /* TypeQuery */: + case 170 /* TypeOperator */: + case 171 /* IndexedAccessType */: + case 172 /* MappedType */: + case 163 /* TypeLiteral */: + case 119 /* AnyKeyword */: + case 169 /* ThisType */: + break; + default: + ts.Debug.failBadSyntaxKind(node); + break; + } + return ts.createIdentifier("Object"); } - /** - * Transforms a decorated class declaration and appends the resulting statements. If - * the class requires an alias to avoid issues with double-binding, the alias is returned. - * - * @param statements A statement list to which to add the declaration. - * @param node A ClassDeclaration node. - * @param name The name of the class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. - */ - function createClassDeclarationHeadWithDecorators(node, name, hasExtendsClause) { - // When we emit an ES6 class that has a class decorator, we must tailor the - // emit to certain specific cases. - // - // In the simplest case, we emit the class declaration as a let declaration, and - // evaluate decorators after the close of the class body: - // - // [Example 1] - // --------------------------------------------------------------------- - // TypeScript | Javascript - // --------------------------------------------------------------------- - // @dec | let C = class C { - // class C { | } - // } | C = __decorate([dec], C); - // --------------------------------------------------------------------- - // @dec | let C = class C { - // export class C { | } - // } | C = __decorate([dec], C); - // | export { C }; - // --------------------------------------------------------------------- - // - // If a class declaration contains a reference to itself *inside* of the class body, - // this introduces two bindings to the class: One outside of the class body, and one - // inside of the class body. If we apply decorators as in [Example 1] above, there - // is the possibility that the decorator `dec` will return a new value for the - // constructor, which would result in the binding inside of the class no longer - // pointing to the same reference as the binding outside of the class. - // - // As a result, we must instead rewrite all references to the class *inside* of the - // class body to instead point to a local temporary alias for the class: - // - // [Example 2] - // --------------------------------------------------------------------- - // TypeScript | Javascript - // --------------------------------------------------------------------- - // @dec | let C = C_1 = class C { - // class C { | static x() { return C_1.y; } - // static x() { return C.y; } | } - // static y = 1; | C.y = 1; - // } | C = C_1 = __decorate([dec], C); - // | var C_1; - // --------------------------------------------------------------------- - // @dec | let C = class C { - // export class C { | static x() { return C_1.y; } - // static x() { return C.y; } | } - // static y = 1; | C.y = 1; - // } | C = C_1 = __decorate([dec], C); - // | export { C }; - // | var C_1; - // --------------------------------------------------------------------- - // - // If a class declaration is the default export of a module, we instead emit - // the export after the decorated declaration: - // - // [Example 3] - // --------------------------------------------------------------------- - // TypeScript | Javascript - // --------------------------------------------------------------------- - // @dec | let default_1 = class { - // export default class { | } - // } | default_1 = __decorate([dec], default_1); - // | export default default_1; - // --------------------------------------------------------------------- - // @dec | let C = class C { - // export default class C { | } - // } | C = __decorate([dec], C); - // | export default C; - // --------------------------------------------------------------------- - // - // If the class declaration is the default export and a reference to itself - // inside of the class body, we must emit both an alias for the class *and* - // move the export after the declaration: - // - // [Example 4] - // --------------------------------------------------------------------- - // TypeScript | Javascript - // --------------------------------------------------------------------- - // @dec | let C = class C { - // export default class C { | static x() { return C_1.y; } - // static x() { return C.y; } | } - // static y = 1; | C.y = 1; - // } | C = C_1 = __decorate([dec], C); - // | export default C; - // | var C_1; - // --------------------------------------------------------------------- - // - var location = ts.moveRangePastDecorators(node); - var classAlias = getClassAliasIfNeeded(node); - var declName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); - // ... = class ${name} ${heritageClauses} { - // ${members} - // } - var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); - var members = transformClassMembers(node, hasExtendsClause); - var classExpression = ts.createClassExpression(/*modifiers*/ undefined, name, /*typeParameters*/ undefined, heritageClauses, members, location); - ts.setOriginalNode(classExpression, node); - // let ${name} = ${classExpression} where name is either declaredName if the class doesn't contain self-reference - // or decoratedClassAlias if the class contain self-reference. - var statement = ts.createLetStatement(declName, classAlias ? ts.createAssignment(classAlias, classExpression) : classExpression, location); - ts.setOriginalNode(statement, node); - ts.setCommentRange(statement, node); - return statement; + function serializeUnionOrIntersectionType(node) { + // Note when updating logic here also update getEntityNameForDecoratorMetadata + // so that aliases can be marked as referenced + var serializedUnion; + for (var _i = 0, _a = node.types; _i < _a.length; _i++) { + var typeNode = _a[_i]; + while (typeNode.kind === 168 /* ParenthesizedType */) { + typeNode = typeNode.type; // Skip parens if need be + } + if (typeNode.kind === 130 /* NeverKeyword */) { + continue; // Always elide `never` from the union/intersection if possible + } + if (!strictNullChecks && (typeNode.kind === 95 /* NullKeyword */ || typeNode.kind === 139 /* UndefinedKeyword */)) { + continue; // Elide null and undefined from unions for metadata, just like what we did prior to the implementation of strict null checks + } + var serializedIndividual = serializeTypeNode(typeNode); + if (ts.isIdentifier(serializedIndividual) && serializedIndividual.escapedText === "Object") { + // One of the individual is global object, return immediately + return serializedIndividual; + } + else if (serializedUnion) { + // Different types + if (!ts.isIdentifier(serializedUnion) || + !ts.isIdentifier(serializedIndividual) || + serializedUnion.escapedText !== serializedIndividual.escapedText) { + return ts.createIdentifier("Object"); + } + } + else { + // Initialize the union type + serializedUnion = serializedIndividual; + } + } + // If we were able to find common type, use it + return serializedUnion || ts.createVoidZero(); // Fallback is only hit if all union constituients are null/undefined/never } /** - * Transforms a class expression with TypeScript syntax into compatible ES6. - * - * This function will only be called when one of the following conditions are met: - * - The class has property declarations with initializers. - * - The class contains a constructor that contains parameters with accessibility modifiers. + * Serializes a TypeReferenceNode to an appropriate JS constructor value for use with + * decorator type metadata. * - * @param node The node to transform. + * @param node The type reference node. */ - function visitClassExpression(node) { - var staticProperties = getInitializedProperties(node, /*isStatic*/ true); - var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); - var members = transformClassMembers(node, ts.some(heritageClauses, function (c) { return c.token === 84 /* ExtendsKeyword */; })); - var classExpression = ts.setOriginalNode(ts.createClassExpression( - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, heritageClauses, members, - /*location*/ node), node); - if (staticProperties.length > 0) { - var expressions = []; - var temp = ts.createTempVariable(hoistVariableDeclaration); - if (resolver.getNodeCheckFlags(node) & 8388608 /* ClassWithConstructorReference */) { - // record an alias as the class name is not in scope for statics. - enableSubstitutionForClassAliases(); - classAliases[ts.getOriginalNodeId(node)] = ts.getSynthesizedClone(temp); - } - // To preserve the behavior of the old emitter, we explicitly indent - // the body of a class with static initializers. - ts.setEmitFlags(classExpression, 32768 /* Indented */ | ts.getEmitFlags(classExpression)); - expressions.push(ts.startOnNewLine(ts.createAssignment(temp, classExpression))); - ts.addRange(expressions, generateInitializedPropertyExpressions(staticProperties, temp)); - expressions.push(ts.startOnNewLine(temp)); - return ts.inlineExpressions(expressions); + function serializeTypeReferenceNode(node) { + switch (resolver.getTypeReferenceSerializationKind(node.typeName, currentScope)) { + case ts.TypeReferenceSerializationKind.Unknown: + var serialized = serializeEntityNameAsExpression(node.typeName, /*useFallback*/ true); + var temp = ts.createTempVariable(hoistVariableDeclaration); + return ts.createLogicalOr(ts.createLogicalAnd(ts.createTypeCheck(ts.createAssignment(temp, serialized), "function"), temp), ts.createIdentifier("Object")); + case ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue: + return serializeEntityNameAsExpression(node.typeName, /*useFallback*/ false); + case ts.TypeReferenceSerializationKind.VoidNullableOrNeverType: + return ts.createVoidZero(); + case ts.TypeReferenceSerializationKind.BooleanType: + return ts.createIdentifier("Boolean"); + case ts.TypeReferenceSerializationKind.NumberLikeType: + return ts.createIdentifier("Number"); + case ts.TypeReferenceSerializationKind.StringLikeType: + return ts.createIdentifier("String"); + case ts.TypeReferenceSerializationKind.ArrayLikeType: + return ts.createIdentifier("Array"); + case ts.TypeReferenceSerializationKind.ESSymbolType: + return languageVersion < 2 /* ES2015 */ + ? getGlobalSymbolNameWithFallback() + : ts.createIdentifier("Symbol"); + case ts.TypeReferenceSerializationKind.TypeWithCallSignature: + return ts.createIdentifier("Function"); + case ts.TypeReferenceSerializationKind.Promise: + return ts.createIdentifier("Promise"); + case ts.TypeReferenceSerializationKind.ObjectType: + default: + return ts.createIdentifier("Object"); } - return classExpression; } /** - * Transforms the members of a class. + * Serializes an entity name as an expression for decorator type metadata. * - * @param node The current class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. + * @param node The entity name to serialize. + * @param useFallback A value indicating whether to use logical operators to test for the + * entity name at runtime. */ - function transformClassMembers(node, hasExtendsClause) { - var members = []; - var constructor = transformConstructor(node, hasExtendsClause); - if (constructor) { - members.push(constructor); + function serializeEntityNameAsExpression(node, useFallback) { + switch (node.kind) { + case 71 /* Identifier */: + // Create a clone of the name with a new parent, and treat it as if it were + // a source tree node for the purposes of the checker. + var name = ts.getMutableClone(node); + name.flags &= ~8 /* Synthesized */; + name.original = undefined; + name.parent = ts.getParseTreeNode(currentScope); // ensure the parent is set to a parse tree node. + if (useFallback) { + return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(name), ts.createLiteral("undefined")), name); + } + return name; + case 143 /* QualifiedName */: + return serializeQualifiedNameAsExpression(node, useFallback); } - ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement)); - return ts.createNodeArray(members, /*location*/ node.members); } /** - * Transforms (or creates) a constructor for a class. + * Serializes an qualified name as an expression for decorator type metadata. * - * @param node The current class. - * @param hasExtendsClause A value indicating whether the class has an extends clause. + * @param node The qualified name to serialize. + * @param useFallback A value indicating whether to use logical operators to test for the + * qualified name at runtime. */ - function transformConstructor(node, hasExtendsClause) { - // Check if we have property assignment inside class declaration. - // If there is a property assignment, we need to emit constructor whether users define it or not - // If there is no property assignment, we can omit constructor if users do not define it - var hasInstancePropertyWithInitializer = ts.forEach(node.members, isInstanceInitializedProperty); - var hasParameterPropertyAssignments = node.transformFlags & 262144 /* ContainsParameterPropertyAssignments */; - var constructor = ts.getFirstConstructorWithBody(node); - // If the class does not contain nodes that require a synthesized constructor, - // accept the current constructor if it exists. - if (!hasInstancePropertyWithInitializer && !hasParameterPropertyAssignments) { - return ts.visitEachChild(constructor, visitor, context); + function serializeQualifiedNameAsExpression(node, useFallback) { + var left; + if (node.left.kind === 71 /* Identifier */) { + left = serializeEntityNameAsExpression(node.left, useFallback); } - var parameters = transformConstructorParameters(constructor); - var body = transformConstructorBody(node, constructor, hasExtendsClause); - // constructor(${parameters}) { - // ${body} - // } - return ts.startOnNewLine(ts.setOriginalNode(ts.createConstructor( - /*decorators*/ undefined, - /*modifiers*/ undefined, parameters, body, - /*location*/ constructor || node), constructor)); + else if (useFallback) { + var temp = ts.createTempVariable(hoistVariableDeclaration); + left = ts.createLogicalAnd(ts.createAssignment(temp, serializeEntityNameAsExpression(node.left, /*useFallback*/ true)), temp); + } + else { + left = serializeEntityNameAsExpression(node.left, /*useFallback*/ false); + } + return ts.createPropertyAccess(left, node.right); } /** - * Transforms (or creates) the parameters for the constructor of a class with - * parameter property assignments or instance property initializers. - * - * @param constructor The constructor declaration. - * @param hasExtendsClause A value indicating whether the class has an extends clause. + * Gets an expression that points to the global "Symbol" constructor at runtime if it is + * available. */ - function transformConstructorParameters(constructor) { - // The ES2015 spec specifies in 14.5.14. Runtime Semantics: ClassDefinitionEvaluation: - // If constructor is empty, then - // If ClassHeritag_eopt is present and protoParent is not null, then - // Let constructor be the result of parsing the source text - // constructor(...args) { super (...args);} - // using the syntactic grammar with the goal symbol MethodDefinition[~Yield]. - // Else, - // Let constructor be the result of parsing the source text - // constructor( ){ } - // using the syntactic grammar with the goal symbol MethodDefinition[~Yield]. - // - // While we could emit the '...args' rest parameter, certain later tools in the pipeline might - // downlevel the '...args' portion less efficiently by naively copying the contents of 'arguments' to an array. - // Instead, we'll avoid using a rest parameter and spread into the super call as - // 'super(...arguments)' instead of 'super(...args)', as you can see in "transformConstructorBody". - return ts.visitParameterList(constructor && constructor.parameters, visitor, context) - || []; + function getGlobalSymbolNameWithFallback() { + return ts.createConditional(ts.createTypeCheck(ts.createIdentifier("Symbol"), "function"), ts.createIdentifier("Symbol"), ts.createIdentifier("Object")); } /** - * Transforms (or creates) a constructor body for a class with parameter property - * assignments or instance property initializers. + * Gets an expression that represents a property name. For a computed property, a + * name is generated for the node. * - * @param node The current class. - * @param constructor The current class constructor. - * @param hasExtendsClause A value indicating whether the class has an extends clause. + * @param member The member whose name should be converted into an expression. */ - function transformConstructorBody(node, constructor, hasExtendsClause) { - var statements = []; - var indexOfFirstStatement = 0; - resumeLexicalEnvironment(); - if (constructor) { - indexOfFirstStatement = addPrologueDirectivesAndInitialSuperCall(constructor, statements); - // Add parameters with property assignments. Transforms this: - // - // constructor (public x, public y) { - // } - // - // Into this: - // - // constructor (x, y) { - // this.x = x; - // this.y = y; - // } - // - var propertyAssignments = getParametersWithPropertyAssignments(constructor); - ts.addRange(statements, ts.map(propertyAssignments, transformParameterWithPropertyAssignment)); + function getExpressionForPropertyName(member, generateNameForComputedPropertyName) { + var name = member.name; + if (ts.isComputedPropertyName(name)) { + return generateNameForComputedPropertyName + ? ts.getGeneratedNameForNode(name) + : name.expression; } - else if (hasExtendsClause) { - // Add a synthetic `super` call: - // - // super(...arguments); - // - statements.push(ts.createStatement(ts.createCall(ts.createSuper(), - /*typeArguments*/ undefined, [ts.createSpread(ts.createIdentifier("arguments"))]))); + else if (ts.isIdentifier(name)) { + return ts.createLiteral(ts.idText(name)); } - // Add the property initializers. Transforms this: - // - // public x = 1; - // - // Into this: - // - // constructor() { - // this.x = 1; - // } - // - var properties = getInitializedProperties(node, /*isStatic*/ false); - addInitializedPropertyStatements(statements, properties, ts.createThis()); - if (constructor) { - // The class already had a constructor, so we should add the existing statements, skipping the initial super call. - ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement)); + else { + return ts.getSynthesizedClone(name); } - // End the lexical environment. - ts.addRange(statements, endLexicalEnvironment()); - return ts.createBlock(ts.createNodeArray(statements, - /*location*/ constructor ? constructor.body.statements : node.members), - /*location*/ constructor ? constructor.body : undefined, - /*multiLine*/ true); } /** - * Adds super call and preceding prologue directives into the list of statements. + * Visits the property name of a class element, for use when emitting property + * initializers. For a computed property on a node with decorators, a temporary + * value is stored for later use. * - * @param ctor The constructor node. - * @returns index of the statement that follows super call + * @param member The member whose name should be visited. */ - function addPrologueDirectivesAndInitialSuperCall(ctor, result) { - if (ctor.body) { - var statements = ctor.body.statements; - // add prologue directives to the list (if any) - var index = ts.addPrologueDirectives(result, statements, /*ensureUseStrict*/ false, visitor); - if (index === statements.length) { - // list contains nothing but prologue directives (or empty) - exit - return index; - } - var statement = statements[index]; - if (statement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { - result.push(ts.visitNode(statement, visitor, ts.isStatement)); - return index + 1; + function visitPropertyNameOfClassElement(member) { + var name = member.name; + if (ts.isComputedPropertyName(name)) { + var expression = ts.visitNode(name.expression, visitor, ts.isExpression); + if (member.decorators) { + var generatedName = ts.getGeneratedNameForNode(name); + hoistVariableDeclaration(generatedName); + expression = ts.createAssignment(generatedName, expression); } - return index; + return ts.updateComputedPropertyName(name, expression); + } + else { + return name; } - return 0; } /** - * Gets all parameters of a constructor that should be transformed into property assignments. + * Transforms a HeritageClause with TypeScript syntax. * - * @param node The constructor node. + * This function will only be called when one of the following conditions are met: + * - The node is a non-`extends` heritage clause that should be elided. + * - The node is an `extends` heritage clause that should be visited, but only allow a single type. + * + * @param node The HeritageClause to transform. */ - function getParametersWithPropertyAssignments(node) { - return ts.filter(node.parameters, isParameterWithPropertyAssignment); + function visitHeritageClause(node) { + if (node.token === 85 /* ExtendsKeyword */) { + var types = ts.visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments, 0, 1); + return ts.setTextRange(ts.createHeritageClause(85 /* ExtendsKeyword */, types), node); + } + return undefined; } /** - * Determines whether a parameter should be transformed into a property assignment. + * Transforms an ExpressionWithTypeArguments with TypeScript syntax. * - * @param parameter The parameter node. + * This function will only be called when one of the following conditions are met: + * - The node contains type arguments that should be elided. + * + * @param node The ExpressionWithTypeArguments to transform. */ - function isParameterWithPropertyAssignment(parameter) { - return ts.hasModifier(parameter, 92 /* ParameterPropertyModifier */) - && ts.isIdentifier(parameter.name); + function visitExpressionWithTypeArguments(node) { + return ts.updateExpressionWithTypeArguments(node, + /*typeArguments*/ undefined, ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)); } /** - * Transforms a parameter into a property assignment statement. + * Determines whether to emit a function-like declaration. We should not emit the + * declaration if it does not have a body. * - * @param node The parameter declaration. + * @param node The declaration node. */ - function transformParameterWithPropertyAssignment(node) { - ts.Debug.assert(ts.isIdentifier(node.name)); - var name = node.name; - var propertyName = ts.getMutableClone(name); - ts.setEmitFlags(propertyName, 1536 /* NoComments */ | 48 /* NoSourceMap */); - var localName = ts.getMutableClone(name); - ts.setEmitFlags(localName, 1536 /* NoComments */); - return ts.startOnNewLine(ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createThis(), propertyName, - /*location*/ node.name), localName), - /*location*/ ts.moveRangePos(node, -1))); + function shouldEmitFunctionLikeDeclaration(node) { + return !ts.nodeIsMissing(node.body); + } + function visitConstructor(node) { + if (!shouldEmitFunctionLikeDeclaration(node)) { + return undefined; + } + return ts.updateConstructor(node, ts.visitNodes(node.decorators, visitor, ts.isDecorator), ts.visitNodes(node.modifiers, visitor, ts.isModifier), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context)); } /** - * Gets all property declarations with initializers on either the static or instance side of a class. + * Visits a method declaration of a class. * - * @param node The class node. - * @param isStatic A value indicating whether to get properties from the static or instance side of the class. + * This function will be called when one of the following conditions are met: + * - The node is an overload + * - The node is marked as abstract, public, private, protected, or readonly + * - The node has both a decorator and a computed property name + * + * @param node The method node. */ - function getInitializedProperties(node, isStatic) { - return ts.filter(node.members, isStatic ? isStaticInitializedProperty : isInstanceInitializedProperty); + function visitMethodDeclaration(node) { + if (!shouldEmitFunctionLikeDeclaration(node)) { + return undefined; + } + var updated = ts.updateMethod(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, visitPropertyNameOfClassElement(node), + /*questionToken*/ undefined, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); + if (updated !== node) { + // While we emit the source map for the node after skipping decorators and modifiers, + // we need to emit the comments for the original range. + ts.setCommentRange(updated, node); + ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node)); + } + return updated; } /** - * Gets a value indicating whether a class element is a static property declaration with an initializer. + * Determines whether to emit an accessor declaration. We should not emit the + * declaration if it does not have a body and is abstract. * - * @param member The class element node. + * @param node The declaration node. */ - function isStaticInitializedProperty(member) { - return isInitializedProperty(member, /*isStatic*/ true); + function shouldEmitAccessorDeclaration(node) { + return !(ts.nodeIsMissing(node.body) && ts.hasModifier(node, 128 /* Abstract */)); } /** - * Gets a value indicating whether a class element is an instance property declaration with an initializer. + * Visits a get accessor declaration of a class. * - * @param member The class element node. + * This function will be called when one of the following conditions are met: + * - The node is marked as abstract, public, private, or protected + * - The node has both a decorator and a computed property name + * + * @param node The get accessor node. */ - function isInstanceInitializedProperty(member) { - return isInitializedProperty(member, /*isStatic*/ false); + function visitGetAccessor(node) { + if (!shouldEmitAccessorDeclaration(node)) { + return undefined; + } + var updated = ts.updateGetAccessor(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); + if (updated !== node) { + // While we emit the source map for the node after skipping decorators and modifiers, + // we need to emit the comments for the original range. + ts.setCommentRange(updated, node); + ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node)); + } + return updated; } /** - * Gets a value indicating whether a class element is either a static or an instance property declaration with an initializer. + * Visits a set accessor declaration of a class. * - * @param member The class element node. - * @param isStatic A value indicating whether the member should be a static or instance member. + * This function will be called when one of the following conditions are met: + * - The node is marked as abstract, public, private, or protected + * - The node has both a decorator and a computed property name + * + * @param node The set accessor node. */ - function isInitializedProperty(member, isStatic) { - return member.kind === 147 /* PropertyDeclaration */ - && isStatic === ts.hasModifier(member, 32 /* Static */) - && member.initializer !== undefined; + function visitSetAccessor(node) { + if (!shouldEmitAccessorDeclaration(node)) { + return undefined; + } + var updated = ts.updateSetAccessor(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); + if (updated !== node) { + // While we emit the source map for the node after skipping decorators and modifiers, + // we need to emit the comments for the original range. + ts.setCommentRange(updated, node); + ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node)); + } + return updated; } /** - * Generates assignment statements for property initializers. + * Visits a function declaration. * - * @param properties An array of property declarations to transform. - * @param receiver The receiver on which each property should be assigned. + * This function will be called when one of the following conditions are met: + * - The node is an overload + * - The node is exported from a TypeScript namespace + * - The node has decorators + * + * @param node The function node. */ - function addInitializedPropertyStatements(statements, properties, receiver) { - for (var _i = 0, properties_8 = properties; _i < properties_8.length; _i++) { - var property = properties_8[_i]; - var statement = ts.createStatement(transformInitializedProperty(property, receiver)); - ts.setSourceMapRange(statement, ts.moveRangePastModifiers(property)); - ts.setCommentRange(statement, property); - statements.push(statement); + function visitFunctionDeclaration(node) { + if (!shouldEmitFunctionLikeDeclaration(node)) { + return ts.createNotEmittedStatement(node); + } + var updated = ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); + if (isExportOfNamespace(node)) { + var statements = [updated]; + addExportMemberAssignment(statements, node); + return statements; + } + return updated; + } + /** + * Visits a function expression node. + * + * This function will be called when one of the following conditions are met: + * - The node has type annotations + * + * @param node The function expression node. + */ + function visitFunctionExpression(node) { + if (!shouldEmitFunctionLikeDeclaration(node)) { + return ts.createOmittedExpression(); + } + var updated = ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); + return updated; + } + /** + * @remarks + * This function will be called when one of the following conditions are met: + * - The node has type annotations + */ + function visitArrowFunction(node) { + var updated = ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, node.equalsGreaterThanToken, ts.visitFunctionBody(node.body, visitor, context)); + return updated; + } + /** + * Visits a parameter declaration node. + * + * This function will be called when one of the following conditions are met: + * - The node has an accessibility modifier. + * - The node has a questionToken. + * - The node's kind is ThisKeyword. + * + * @param node The parameter declaration node. + */ + function visitParameter(node) { + if (ts.parameterIsThisKeyword(node)) { + return undefined; + } + var parameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, node.dotDotDotToken, ts.visitNode(node.name, visitor, ts.isBindingName), + /*questionToken*/ undefined, + /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); + // While we emit the source map for the node after skipping decorators and modifiers, + // we need to emit the comments for the original range. + ts.setOriginalNode(parameter, node); + ts.setTextRange(parameter, ts.moveRangePastModifiers(node)); + ts.setCommentRange(parameter, node); + ts.setSourceMapRange(parameter, ts.moveRangePastModifiers(node)); + ts.setEmitFlags(parameter.name, 32 /* NoTrailingSourceMap */); + return parameter; + } + /** + * Visits a variable statement in a namespace. + * + * This function will be called when one of the following conditions are met: + * - The node is exported from a TypeScript namespace. + */ + function visitVariableStatement(node) { + if (isExportOfNamespace(node)) { + var variables = ts.getInitializedVariables(node.declarationList); + if (variables.length === 0) { + // elide statement if there are no initialized variables. + return undefined; + } + return ts.setTextRange(ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))), node); } + else { + return ts.visitEachChild(node, visitor, context); + } + } + function transformInitializedVariable(node) { + var name = node.name; + if (ts.isBindingPattern(name)) { + return ts.flattenDestructuringAssignment(node, visitor, context, 0 /* All */, + /*needsValue*/ false, createNamespaceExportExpression); + } + else { + return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression)), + /*location*/ node); + } + } + function visitVariableDeclaration(node) { + return ts.updateVariableDeclaration(node, ts.visitNode(node.name, visitor, ts.isBindingName), + /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); + } + /** + * Visits a parenthesized expression that contains either a type assertion or an `as` + * expression. + * + * @param node The parenthesized expression node. + */ + function visitParenthesizedExpression(node) { + var innerExpression = ts.skipOuterExpressions(node.expression, ~2 /* Assertions */); + if (ts.isAssertionExpression(innerExpression)) { + // Make sure we consider all nested cast expressions, e.g.: + // (-A).x; + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + // We have an expression of the form: (SubExpr). Emitting this as (SubExpr) + // is really not desirable. We would like to emit the subexpression as-is. Omitting + // the parentheses, however, could cause change in the semantics of the generated + // code if the casted expression has a lower precedence than the rest of the + // expression. + // + // To preserve comments, we return a "PartiallyEmittedExpression" here which will + // preserve the position information of the original expression. + // + // Due to the auto-parenthesization rules used by the visitor and factory functions + // we can safely elide the parentheses here, as a new synthetic + // ParenthesizedExpression will be inserted if we remove parentheses too + // aggressively. + return ts.createPartiallyEmittedExpression(expression, node); + } + return ts.visitEachChild(node, visitor, context); + } + function visitAssertionExpression(node) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + return ts.createPartiallyEmittedExpression(expression, node); + } + function visitNonNullExpression(node) { + var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression); + return ts.createPartiallyEmittedExpression(expression, node); + } + function visitCallExpression(node) { + return ts.updateCall(node, ts.visitNode(node.expression, visitor, ts.isExpression), + /*typeArguments*/ undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression)); + } + function visitNewExpression(node) { + return ts.updateNew(node, ts.visitNode(node.expression, visitor, ts.isExpression), + /*typeArguments*/ undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression)); + } + /** + * Determines whether to emit an enum declaration. + * + * @param node The enum declaration node. + */ + function shouldEmitEnumDeclaration(node) { + return !ts.isConst(node) + || compilerOptions.preserveConstEnums + || compilerOptions.isolatedModules; } /** - * Generates assignment expressions for property initializers. + * Visits an enum declaration. * - * @param properties An array of property declarations to transform. - * @param receiver The receiver on which each property should be assigned. + * This function will be called any time a TypeScript enum is encountered. + * + * @param node The enum declaration node. */ - function generateInitializedPropertyExpressions(properties, receiver) { - var expressions = []; - for (var _i = 0, properties_9 = properties; _i < properties_9.length; _i++) { - var property = properties_9[_i]; - var expression = transformInitializedProperty(property, receiver); - expression.startsOnNewLine = true; - ts.setSourceMapRange(expression, ts.moveRangePastModifiers(property)); - ts.setCommentRange(expression, property); - expressions.push(expression); + function visitEnumDeclaration(node) { + if (!shouldEmitEnumDeclaration(node)) { + return undefined; } - return expressions; + var statements = []; + // We request to be advised when the printer is about to print this node. This allows + // us to set up the correct state for later substitutions. + var emitFlags = 2 /* AdviseOnEmitNode */; + // If needed, we should emit a variable declaration for the enum. If we emit + // a leading variable declaration, we should not emit leading comments for the + // enum body. + if (addVarForEnumOrModuleDeclaration(statements, node)) { + // We should still emit the comments if we are emitting a system module. + if (moduleKind !== ts.ModuleKind.System || currentScope !== currentSourceFile) { + emitFlags |= 512 /* NoLeadingComments */; + } + } + // `parameterName` is the declaration name used inside of the enum. + var parameterName = getNamespaceParameterName(node); + // `containerName` is the expression used inside of the enum for assignments. + var containerName = getNamespaceContainerName(node); + // `exportName` is the expression used within this node's container for any exported references. + var exportName = ts.hasModifier(node, 1 /* Export */) + ? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true) + : ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); + // x || (x = {}) + // exports.x || (exports.x = {}) + var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral())); + if (hasNamespaceQualifiedExportName(node)) { + // `localName` is the expression used within this node's containing scope for any local references. + var localName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); + // x = (exports.x || (exports.x = {})) + moduleArg = ts.createAssignment(localName, moduleArg); + } + // (function (x) { + // x[x["y"] = 0] = "y"; + // ... + // })(x || (x = {})); + var enumStatement = ts.createStatement(ts.createCall(ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], + /*type*/ undefined, transformEnumBody(node, containerName)), + /*typeArguments*/ undefined, [moduleArg])); + ts.setOriginalNode(enumStatement, node); + ts.setTextRange(enumStatement, node); + ts.setEmitFlags(enumStatement, emitFlags); + statements.push(enumStatement); + // Add a DeclarationMarker for the enum to preserve trailing comments and mark + // the end of the declaration. + statements.push(ts.createEndOfDeclarationMarker(node)); + return statements; } /** - * Transforms a property initializer into an assignment statement. + * Transforms the body of an enum declaration. * - * @param property The property declaration. - * @param receiver The object receiving the property assignment. + * @param node The enum declaration node. */ - function transformInitializedProperty(property, receiver) { - var propertyName = visitPropertyNameOfClassElement(property); - var initializer = ts.visitNode(property.initializer, visitor, ts.isExpression); - var memberAccess = ts.createMemberAccessForPropertyName(receiver, propertyName, /*location*/ propertyName); - return ts.createAssignment(memberAccess, initializer); + function transformEnumBody(node, localName) { + var savedCurrentNamespaceLocalName = currentNamespaceContainerName; + currentNamespaceContainerName = localName; + var statements = []; + startLexicalEnvironment(); + ts.addRange(statements, ts.map(node.members, transformEnumMember)); + ts.addRange(statements, endLexicalEnvironment()); + currentNamespaceContainerName = savedCurrentNamespaceLocalName; + return ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ node.members), + /*multiLine*/ true); } /** - * Gets either the static or instance members of a class that are decorated, or have - * parameters that are decorated. + * Transforms an enum member into a statement. * - * @param node The class containing the member. - * @param isStatic A value indicating whether to retrieve static or instance members of - * the class. + * @param member The enum member node. */ - function getDecoratedClassElements(node, isStatic) { - return ts.filter(node.members, isStatic ? isStaticDecoratedClassElement : isInstanceDecoratedClassElement); + function transformEnumMember(member) { + // enums don't support computed properties + // we pass false as 'generateNameForComputedPropertyName' for a backward compatibility purposes + // old emitter always generate 'expression' part of the name as-is. + var name = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ false); + var valueExpression = transformEnumMemberDeclarationValue(member); + var innerAssignment = ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), valueExpression); + var outerAssignment = valueExpression.kind === 9 /* StringLiteral */ ? + innerAssignment : + ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, innerAssignment), name); + return ts.setTextRange(ts.createStatement(ts.setTextRange(outerAssignment, member)), member); } /** - * Determines whether a class member is a static member of a class that is decorated, or - * has parameters that are decorated. + * Transforms the value of an enum member. * - * @param member The class member. + * @param member The enum member node. */ - function isStaticDecoratedClassElement(member) { - return isDecoratedClassElement(member, /*isStatic*/ true); + function transformEnumMemberDeclarationValue(member) { + var value = resolver.getConstantValue(member); + if (value !== undefined) { + return ts.createLiteral(value); + } + else { + enableSubstitutionForNonQualifiedEnumMembers(); + if (member.initializer) { + return ts.visitNode(member.initializer, visitor, ts.isExpression); + } + else { + return ts.createVoidZero(); + } + } } /** - * Determines whether a class member is an instance member of a class that is decorated, - * or has parameters that are decorated. + * Determines whether to elide a module declaration. * - * @param member The class member. + * @param node The module declaration node. */ - function isInstanceDecoratedClassElement(member) { - return isDecoratedClassElement(member, /*isStatic*/ false); + function shouldEmitModuleDeclaration(node) { + return ts.isInstantiatedModule(node, compilerOptions.preserveConstEnums || compilerOptions.isolatedModules); } /** - * Determines whether a class member is either a static or an instance member of a class - * that is decorated, or has parameters that are decorated. - * - * @param member The class member. + * Determines whether an exported declaration will have a qualified export name (e.g. `f.x` + * or `exports.x`). */ - function isDecoratedClassElement(member, isStatic) { - return ts.nodeOrChildIsDecorated(member) - && isStatic === ts.hasModifier(member, 32 /* Static */); + function hasNamespaceQualifiedExportName(node) { + return isExportOfNamespace(node) + || (isExternalModuleExport(node) + && moduleKind !== ts.ModuleKind.ES2015 + && moduleKind !== ts.ModuleKind.ESNext + && moduleKind !== ts.ModuleKind.System); } /** - * Gets an array of arrays of decorators for the parameters of a function-like node. - * The offset into the result array should correspond to the offset of the parameter. - * - * @param node The function-like node. + * Records that a declaration was emitted in the current scope, if it was the first + * declaration for the provided symbol. */ - function getDecoratorsOfParameters(node) { - var decorators; - if (node) { - var parameters = node.parameters; - for (var i = 0; i < parameters.length; i++) { - var parameter = parameters[i]; - if (decorators || parameter.decorators) { - if (!decorators) { - decorators = new Array(parameters.length); - } - decorators[i] = parameter.decorators; - } - } + function recordEmittedDeclarationInScope(node) { + if (!currentScopeFirstDeclarationsOfName) { + currentScopeFirstDeclarationsOfName = ts.createUnderscoreEscapedMap(); + } + var name = declaredNameInScope(node); + if (!currentScopeFirstDeclarationsOfName.has(name)) { + currentScopeFirstDeclarationsOfName.set(name, node); } - return decorators; } /** - * Gets an AllDecorators object containing the decorators for the class and the decorators for the - * parameters of the constructor of the class. - * - * @param node The class node. + * Determines whether a declaration is the first declaration with + * the same name emitted in the current scope. */ - function getAllDecoratorsOfConstructor(node) { - var decorators = node.decorators; - var parameters = getDecoratorsOfParameters(ts.getFirstConstructorWithBody(node)); - if (!decorators && !parameters) { - return undefined; + function isFirstEmittedDeclarationInScope(node) { + if (currentScopeFirstDeclarationsOfName) { + var name = declaredNameInScope(node); + return currentScopeFirstDeclarationsOfName.get(name) === node; } - return { - decorators: decorators, - parameters: parameters - }; + return true; + } + function declaredNameInScope(node) { + ts.Debug.assertNode(node.name, ts.isIdentifier); + return node.name.escapedText; } /** - * Gets an AllDecorators object containing the decorators for the member and its parameters. - * - * @param node The class node that contains the member. - * @param member The class member. + * Adds a leading VariableStatement for a enum or module declaration. */ - function getAllDecoratorsOfClassElement(node, member) { - switch (member.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return getAllDecoratorsOfAccessors(node, member); - case 149 /* MethodDeclaration */: - return getAllDecoratorsOfMethod(member); - case 147 /* PropertyDeclaration */: - return getAllDecoratorsOfProperty(member); - default: - return undefined; + function addVarForEnumOrModuleDeclaration(statements, node) { + // Emit a variable statement for the module. We emit top-level enums as a `var` + // declaration to avoid static errors in global scripts scripts due to redeclaration. + // enums in any other scope are emitted as a `let` declaration. + var statement = ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ + ts.createVariableDeclaration(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true)) + ], currentScope.kind === 265 /* SourceFile */ ? 0 /* None */ : 1 /* Let */)); + ts.setOriginalNode(statement, node); + recordEmittedDeclarationInScope(node); + if (isFirstEmittedDeclarationInScope(node)) { + // Adjust the source map emit to match the old emitter. + if (node.kind === 232 /* EnumDeclaration */) { + ts.setSourceMapRange(statement.declarationList, node); + } + else { + ts.setSourceMapRange(statement, node); + } + // Trailing comments for module declaration should be emitted after the function closure + // instead of the variable statement: + // + // /** Module comment*/ + // module m1 { + // function foo4Export() { + // } + // } // trailing comment module + // + // Should emit: + // + // /** Module comment*/ + // var m1; + // (function (m1) { + // function foo4Export() { + // } + // })(m1 || (m1 = {})); // trailing comment module + // + ts.setCommentRange(statement, node); + ts.setEmitFlags(statement, 1024 /* NoTrailingComments */ | 4194304 /* HasEndOfDeclarationMarker */); + statements.push(statement); + return true; + } + else { + // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding + // declaration we do not emit a leading variable declaration. To preserve the + // begin/end semantics of the declararation and to properly handle exports + // we wrap the leading variable declaration in a `MergeDeclarationMarker`. + var mergeMarker = ts.createMergeDeclarationMarker(statement); + ts.setEmitFlags(mergeMarker, 1536 /* NoComments */ | 4194304 /* HasEndOfDeclarationMarker */); + statements.push(mergeMarker); + return false; } } /** - * Gets an AllDecorators object containing the decorators for the accessor and its parameters. + * Visits a module declaration node. * - * @param node The class node that contains the accessor. - * @param accessor The class accessor member. + * This function will be called any time a TypeScript namespace (ModuleDeclaration) is encountered. + * + * @param node The module declaration node. */ - function getAllDecoratorsOfAccessors(node, accessor) { - if (!accessor.body) { - return undefined; + function visitModuleDeclaration(node) { + if (!shouldEmitModuleDeclaration(node)) { + return ts.createNotEmittedStatement(node); } - var _a = ts.getAllAccessorDeclarations(node.members, accessor), firstAccessor = _a.firstAccessor, secondAccessor = _a.secondAccessor, setAccessor = _a.setAccessor; - var firstAccessorWithDecorators = firstAccessor.decorators ? firstAccessor : secondAccessor && secondAccessor.decorators ? secondAccessor : undefined; - if (!firstAccessorWithDecorators || accessor !== firstAccessorWithDecorators) { - return undefined; + ts.Debug.assertNode(node.name, ts.isIdentifier, "A TypeScript namespace should have an Identifier name."); + enableSubstitutionForNamespaceExports(); + var statements = []; + // We request to be advised when the printer is about to print this node. This allows + // us to set up the correct state for later substitutions. + var emitFlags = 2 /* AdviseOnEmitNode */; + // If needed, we should emit a variable declaration for the module. If we emit + // a leading variable declaration, we should not emit leading comments for the + // module body. + if (addVarForEnumOrModuleDeclaration(statements, node)) { + // We should still emit the comments if we are emitting a system module. + if (moduleKind !== ts.ModuleKind.System || currentScope !== currentSourceFile) { + emitFlags |= 512 /* NoLeadingComments */; + } } - var decorators = firstAccessorWithDecorators.decorators; - var parameters = getDecoratorsOfParameters(setAccessor); - if (!decorators && !parameters) { - return undefined; + // `parameterName` is the declaration name used inside of the namespace. + var parameterName = getNamespaceParameterName(node); + // `containerName` is the expression used inside of the namespace for exports. + var containerName = getNamespaceContainerName(node); + // `exportName` is the expression used within this node's container for any exported references. + var exportName = ts.hasModifier(node, 1 /* Export */) + ? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true) + : ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); + // x || (x = {}) + // exports.x || (exports.x = {}) + var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral())); + if (hasNamespaceQualifiedExportName(node)) { + // `localName` is the expression used within this node's containing scope for any local references. + var localName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); + // x = (exports.x || (exports.x = {})) + moduleArg = ts.createAssignment(localName, moduleArg); } - return { decorators: decorators, parameters: parameters }; + // (function (x_1) { + // x_1.y = ...; + // })(x || (x = {})); + var moduleStatement = ts.createStatement(ts.createCall(ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], + /*type*/ undefined, transformModuleBody(node, containerName)), + /*typeArguments*/ undefined, [moduleArg])); + ts.setOriginalNode(moduleStatement, node); + ts.setTextRange(moduleStatement, node); + ts.setEmitFlags(moduleStatement, emitFlags); + statements.push(moduleStatement); + // Add a DeclarationMarker for the namespace to preserve trailing comments and mark + // the end of the declaration. + statements.push(ts.createEndOfDeclarationMarker(node)); + return statements; } /** - * Gets an AllDecorators object containing the decorators for the method and its parameters. + * Transforms the body of a module declaration. * - * @param method The class method member. + * @param node The module declaration node. */ - function getAllDecoratorsOfMethod(method) { - if (!method.body) { - return undefined; + function transformModuleBody(node, namespaceLocalName) { + var savedCurrentNamespaceContainerName = currentNamespaceContainerName; + var savedCurrentNamespace = currentNamespace; + var savedCurrentScopeFirstDeclarationsOfName = currentScopeFirstDeclarationsOfName; + currentNamespaceContainerName = namespaceLocalName; + currentNamespace = node; + currentScopeFirstDeclarationsOfName = undefined; + var statements = []; + startLexicalEnvironment(); + var statementsLocation; + var blockLocation; + var body = node.body; + if (body.kind === 234 /* ModuleBlock */) { + saveStateAndInvoke(body, function (body) { return ts.addRange(statements, ts.visitNodes(body.statements, namespaceElementVisitor, ts.isStatement)); }); + statementsLocation = body.statements; + blockLocation = body; } - var decorators = method.decorators; - var parameters = getDecoratorsOfParameters(method); - if (!decorators && !parameters) { - return undefined; + else { + var result = visitModuleDeclaration(body); + if (result) { + if (ts.isArray(result)) { + ts.addRange(statements, result); + } + else { + statements.push(result); + } + } + var moduleBlock = getInnerMostModuleDeclarationFromDottedModule(node).body; + statementsLocation = ts.moveRangePos(moduleBlock.statements, -1); + } + ts.addRange(statements, endLexicalEnvironment()); + currentNamespaceContainerName = savedCurrentNamespaceContainerName; + currentNamespace = savedCurrentNamespace; + currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName; + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), + /*location*/ statementsLocation), + /*multiLine*/ true); + ts.setTextRange(block, blockLocation); + // namespace hello.hi.world { + // function foo() {} + // + // // TODO, blah + // } + // + // should be emitted as + // + // var hello; + // (function (hello) { + // var hi; + // (function (hi) { + // var world; + // (function (world) { + // function foo() { } + // // TODO, blah + // })(world = hi.world || (hi.world = {})); + // })(hi = hello.hi || (hello.hi = {})); + // })(hello || (hello = {})); + // We only want to emit comment on the namespace which contains block body itself, not the containing namespaces. + if (body.kind !== 234 /* ModuleBlock */) { + ts.setEmitFlags(block, ts.getEmitFlags(block) | 1536 /* NoComments */); + } + return block; + } + function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) { + if (moduleDeclaration.body.kind === 233 /* ModuleDeclaration */) { + var recursiveInnerModule = getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration.body); + return recursiveInnerModule || moduleDeclaration.body; } - return { decorators: decorators, parameters: parameters }; } /** - * Gets an AllDecorators object containing the decorators for the property. + * Visits an import declaration, eliding it if it is not referenced. * - * @param property The class property member. + * @param node The import declaration node. */ - function getAllDecoratorsOfProperty(property) { - var decorators = property.decorators; - if (!decorators) { - return undefined; + function visitImportDeclaration(node) { + if (!node.importClause) { + // Do not elide a side-effect only import declaration. + // import "foo"; + return node; } - return { decorators: decorators }; + // Elide the declaration if the import clause was elided. + var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause); + return importClause + ? ts.updateImportDeclaration(node, + /*decorators*/ undefined, + /*modifiers*/ undefined, importClause, node.moduleSpecifier) + : undefined; } /** - * Transforms all of the decorators for a declaration into an array of expressions. + * Visits an import clause, eliding it if it is not referenced. * - * @param node The declaration node. - * @param allDecorators An object containing all of the decorators for the declaration. + * @param node The import clause node. */ - function transformAllDecoratorsOfDeclaration(node, container, allDecorators) { - if (!allDecorators) { - return undefined; - } - var decoratorExpressions = []; - ts.addRange(decoratorExpressions, ts.map(allDecorators.decorators, transformDecorator)); - ts.addRange(decoratorExpressions, ts.flatMap(allDecorators.parameters, transformDecoratorsOfParameter)); - addTypeMetadata(node, container, decoratorExpressions); - return decoratorExpressions; + function visitImportClause(node) { + // Elide the import clause if we elide both its name and its named bindings. + var name = resolver.isReferencedAliasDeclaration(node) ? node.name : undefined; + var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings); + return (name || namedBindings) ? ts.updateImportClause(node, name, namedBindings) : undefined; } /** - * Generates statements used to apply decorators to either the static or instance members - * of a class. + * Visits named import bindings, eliding it if it is not referenced. * - * @param node The class node. - * @param isStatic A value indicating whether to generate statements for static or - * instance members. + * @param node The named import bindings node. */ - function addClassElementDecorationStatements(statements, node, isStatic) { - ts.addRange(statements, ts.map(generateClassElementDecorationExpressions(node, isStatic), expressionToStatement)); + function visitNamedImportBindings(node) { + if (node.kind === 240 /* NamespaceImport */) { + // Elide a namespace import if it is not referenced. + return resolver.isReferencedAliasDeclaration(node) ? node : undefined; + } + else { + // Elide named imports if all of its import specifiers are elided. + var elements = ts.visitNodes(node.elements, visitImportSpecifier, ts.isImportSpecifier); + return ts.some(elements) ? ts.updateNamedImports(node, elements) : undefined; + } } /** - * Generates expressions used to apply decorators to either the static or instance members - * of a class. + * Visits an import specifier, eliding it if it is not referenced. * - * @param node The class node. - * @param isStatic A value indicating whether to generate expressions for static or - * instance members. + * @param node The import specifier node. */ - function generateClassElementDecorationExpressions(node, isStatic) { - var members = getDecoratedClassElements(node, isStatic); - var expressions; - for (var _i = 0, members_2 = members; _i < members_2.length; _i++) { - var member = members_2[_i]; - var expression = generateClassElementDecorationExpression(node, member); - if (expression) { - if (!expressions) { - expressions = [expression]; - } - else { - expressions.push(expression); - } - } - } - return expressions; + function visitImportSpecifier(node) { + // Elide an import specifier if it is not referenced. + return resolver.isReferencedAliasDeclaration(node) ? node : undefined; } /** - * Generates an expression used to evaluate class element decorators at runtime. + * Visits an export assignment, eliding it if it does not contain a clause that resolves + * to a value. * - * @param node The class node that contains the member. - * @param member The class member. + * @param node The export assignment node. */ - function generateClassElementDecorationExpression(node, member) { - var allDecorators = getAllDecoratorsOfClassElement(node, member); - var decoratorExpressions = transformAllDecoratorsOfDeclaration(member, node, allDecorators); - if (!decoratorExpressions) { - return undefined; - } - // Emit the call to __decorate. Given the following: - // - // class C { - // @dec method(@dec2 x) {} - // @dec get accessor() {} - // @dec prop; - // } - // - // The emit for a method is: - // - // __decorate([ - // dec, - // __param(0, dec2), - // __metadata("design:type", Function), - // __metadata("design:paramtypes", [Object]), - // __metadata("design:returntype", void 0) - // ], C.prototype, "method", null); - // - // The emit for an accessor is: - // - // __decorate([ - // dec - // ], C.prototype, "accessor", null); - // - // The emit for a property is: - // - // __decorate([ - // dec - // ], C.prototype, "prop"); - // - var prefix = getClassMemberPrefix(node, member); - var memberName = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ true); - var descriptor = languageVersion > 0 /* ES3 */ - ? member.kind === 147 /* PropertyDeclaration */ - ? ts.createVoidZero() - : ts.createNull() + function visitExportAssignment(node) { + // Elide the export assignment if it does not reference a value. + return resolver.isValueAliasDeclaration(node) + ? ts.visitEachChild(node, visitor, context) : undefined; - var helper = createDecorateHelper(context, decoratorExpressions, prefix, memberName, descriptor, ts.moveRangePastDecorators(member)); - ts.setEmitFlags(helper, 1536 /* NoComments */); - return helper; } /** - * Generates a __decorate helper call for a class constructor. + * Visits an export declaration, eliding it if it does not contain a clause that resolves + * to a value. * - * @param node The class node. + * @param node The export declaration node. */ - function addConstructorDecorationStatement(statements, node) { - var expression = generateConstructorDecorationExpression(node); - if (expression) { - statements.push(ts.setOriginalNode(ts.createStatement(expression), node)); + function visitExportDeclaration(node) { + if (!node.exportClause) { + // Elide a star export if the module it references does not export a value. + return compilerOptions.isolatedModules || resolver.moduleExportsSomeValue(node.moduleSpecifier) ? node : undefined; + } + if (!resolver.isValueAliasDeclaration(node)) { + // Elide the export declaration if it does not export a value. + return undefined; } + // Elide the export declaration if all of its named exports are elided. + var exportClause = ts.visitNode(node.exportClause, visitNamedExports, ts.isNamedExports); + return exportClause + ? ts.updateExportDeclaration(node, + /*decorators*/ undefined, + /*modifiers*/ undefined, exportClause, node.moduleSpecifier) + : undefined; } /** - * Generates a __decorate helper call for a class constructor. + * Visits named exports, eliding it if it does not contain an export specifier that + * resolves to a value. * - * @param node The class node. + * @param node The named exports node. */ - function generateConstructorDecorationExpression(node) { - var allDecorators = getAllDecoratorsOfConstructor(node); - var decoratorExpressions = transformAllDecoratorsOfDeclaration(node, node, allDecorators); - if (!decoratorExpressions) { - return undefined; - } - var classAlias = classAliases && classAliases[ts.getOriginalNodeId(node)]; - var localName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); - var decorate = createDecorateHelper(context, decoratorExpressions, localName); - var expression = ts.createAssignment(localName, classAlias ? ts.createAssignment(classAlias, decorate) : decorate); - ts.setEmitFlags(expression, 1536 /* NoComments */); - ts.setSourceMapRange(expression, ts.moveRangePastDecorators(node)); - return expression; + function visitNamedExports(node) { + // Elide the named exports if all of its export specifiers were elided. + var elements = ts.visitNodes(node.elements, visitExportSpecifier, ts.isExportSpecifier); + return ts.some(elements) ? ts.updateNamedExports(node, elements) : undefined; } /** - * Transforms a decorator into an expression. + * Visits an export specifier, eliding it if it does not resolve to a value. * - * @param decorator The decorator node. + * @param node The export specifier node. */ - function transformDecorator(decorator) { - return ts.visitNode(decorator.expression, visitor, ts.isExpression); + function visitExportSpecifier(node) { + // Elide an export specifier if it does not reference a value. + return resolver.isValueAliasDeclaration(node) ? node : undefined; } /** - * Transforms the decorators of a parameter. + * Determines whether to emit an import equals declaration. * - * @param decorators The decorators for the parameter at the provided offset. - * @param parameterOffset The offset of the parameter. + * @param node The import equals declaration node. */ - function transformDecoratorsOfParameter(decorators, parameterOffset) { - var expressions; - if (decorators) { - expressions = []; - for (var _i = 0, decorators_1 = decorators; _i < decorators_1.length; _i++) { - var decorator = decorators_1[_i]; - var helper = createParamHelper(context, transformDecorator(decorator), parameterOffset, - /*location*/ decorator.expression); - ts.setEmitFlags(helper, 1536 /* NoComments */); - expressions.push(helper); - } - } - return expressions; + function shouldEmitImportEqualsDeclaration(node) { + // preserve old compiler's behavior: emit 'var' for import declaration (even if we do not consider them referenced) when + // - current file is not external module + // - import declaration is top level and target is value imported by entity name + return resolver.isReferencedAliasDeclaration(node) + || (!ts.isExternalModule(currentSourceFile) + && resolver.isTopLevelValueImportEqualsWithEntityName(node)); } /** - * Adds optional type metadata for a declaration. + * Visits an import equals declaration. * - * @param node The declaration node. - * @param decoratorExpressions The destination array to which to add new decorator expressions. + * @param node The import equals declaration node. */ - function addTypeMetadata(node, container, decoratorExpressions) { - if (USE_NEW_TYPE_METADATA_FORMAT) { - addNewTypeMetadata(node, container, decoratorExpressions); + function visitImportEqualsDeclaration(node) { + if (ts.isExternalModuleImportEqualsDeclaration(node)) { + // Elide external module `import=` if it is not referenced. + return resolver.isReferencedAliasDeclaration(node) + ? ts.visitEachChild(node, visitor, context) + : undefined; } - else { - addOldTypeMetadata(node, container, decoratorExpressions); + if (!shouldEmitImportEqualsDeclaration(node)) { + return undefined; } - } - function addOldTypeMetadata(node, container, decoratorExpressions) { - if (compilerOptions.emitDecoratorMetadata) { - if (shouldAddTypeMetadata(node)) { - decoratorExpressions.push(createMetadataHelper(context, "design:type", serializeTypeOfNode(node))); - } - if (shouldAddParamTypesMetadata(node)) { - decoratorExpressions.push(createMetadataHelper(context, "design:paramtypes", serializeParameterTypesOfNode(node, container))); - } - if (shouldAddReturnTypeMetadata(node)) { - decoratorExpressions.push(createMetadataHelper(context, "design:returntype", serializeReturnTypeOfNode(node))); - } + var moduleReference = ts.createExpressionFromEntityName(node.moduleReference); + ts.setEmitFlags(moduleReference, 1536 /* NoComments */ | 2048 /* NoNestedComments */); + if (isNamedExternalModuleExport(node) || !isExportOfNamespace(node)) { + // export var ${name} = ${moduleReference}; + // var ${name} = ${moduleReference}; + return ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ + ts.setOriginalNode(ts.createVariableDeclaration(node.name, + /*type*/ undefined, moduleReference), node) + ])), node), node); } - } - function addNewTypeMetadata(node, container, decoratorExpressions) { - if (compilerOptions.emitDecoratorMetadata) { - var properties = void 0; - if (shouldAddTypeMetadata(node)) { - (properties || (properties = [])).push(ts.createPropertyAssignment("type", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeTypeOfNode(node)))); - } - if (shouldAddParamTypesMetadata(node)) { - (properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeParameterTypesOfNode(node, container)))); - } - if (shouldAddReturnTypeMetadata(node)) { - (properties || (properties = [])).push(ts.createPropertyAssignment("returnType", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeReturnTypeOfNode(node)))); - } - if (properties) { - decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, /*location*/ undefined, /*multiLine*/ true))); - } + else { + // exports.${name} = ${moduleReference}; + return ts.setOriginalNode(createNamespaceExport(node.name, moduleReference, node), node); } } /** - * Determines whether to emit the "design:type" metadata based on the node's kind. - * The caller should have already tested whether the node has decorators and whether the - * emitDecoratorMetadata compiler option is set. + * Gets a value indicating whether the node is exported from a namespace. * * @param node The node to test. */ - function shouldAddTypeMetadata(node) { - var kind = node.kind; - return kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 147 /* PropertyDeclaration */; + function isExportOfNamespace(node) { + return currentNamespace !== undefined && ts.hasModifier(node, 1 /* Export */); } /** - * Determines whether to emit the "design:returntype" metadata based on the node's kind. - * The caller should have already tested whether the node has decorators and whether the - * emitDecoratorMetadata compiler option is set. + * Gets a value indicating whether the node is exported from an external module. * * @param node The node to test. */ - function shouldAddReturnTypeMetadata(node) { - return node.kind === 149 /* MethodDeclaration */; + function isExternalModuleExport(node) { + return currentNamespace === undefined && ts.hasModifier(node, 1 /* Export */); } /** - * Determines whether to emit the "design:paramtypes" metadata based on the node's kind. - * The caller should have already tested whether the node has decorators and whether the - * emitDecoratorMetadata compiler option is set. + * Gets a value indicating whether the node is a named export from an external module. * * @param node The node to test. */ - function shouldAddParamTypesMetadata(node) { - switch (node.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - return ts.getFirstConstructorWithBody(node) !== undefined; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return true; + function isNamedExternalModuleExport(node) { + return isExternalModuleExport(node) + && !ts.hasModifier(node, 512 /* Default */); + } + /** + * Gets a value indicating whether the node is the default export of an external module. + * + * @param node The node to test. + */ + function isDefaultExternalModuleExport(node) { + return isExternalModuleExport(node) + && ts.hasModifier(node, 512 /* Default */); + } + /** + * Creates a statement for the provided expression. This is used in calls to `map`. + */ + function expressionToStatement(expression) { + return ts.createStatement(expression); + } + function addExportMemberAssignment(statements, node) { + var expression = ts.createAssignment(ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true), ts.getLocalName(node)); + ts.setSourceMapRange(expression, ts.createRange(node.name ? node.name.pos : node.pos, node.end)); + var statement = ts.createStatement(expression); + ts.setSourceMapRange(statement, ts.createRange(-1, node.end)); + statements.push(statement); + } + function createNamespaceExport(exportName, exportValue, location) { + return ts.setTextRange(ts.createStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, /*allowComments*/ false, /*allowSourceMaps*/ true), exportValue)), location); + } + function createNamespaceExportExpression(exportName, exportValue, location) { + return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue), location); + } + function getNamespaceMemberNameWithSourceMapsAndWithoutComments(name) { + return ts.getNamespaceMemberName(currentNamespaceContainerName, name, /*allowComments*/ false, /*allowSourceMaps*/ true); + } + /** + * Gets the declaration name used inside of a namespace or enum. + */ + function getNamespaceParameterName(node) { + var name = ts.getGeneratedNameForNode(node); + ts.setSourceMapRange(name, node.name); + return name; + } + /** + * Gets the expression used to refer to a namespace or enum within the body + * of its declaration. + */ + function getNamespaceContainerName(node) { + return ts.getGeneratedNameForNode(node); + } + /** + * Gets a local alias for a class declaration if it is a decorated class with an internal + * reference to the static side of the class. This is necessary to avoid issues with + * double-binding semantics for the class name. + */ + function getClassAliasIfNeeded(node) { + if (resolver.getNodeCheckFlags(node) & 8388608 /* ClassWithConstructorReference */) { + enableSubstitutionForClassAliases(); + var classAlias = ts.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? ts.idText(node.name) : "default"); + classAliases[ts.getOriginalNodeId(node)] = classAlias; + hoistVariableDeclaration(classAlias); + return classAlias; } - return false; + } + function getClassPrototype(node) { + return ts.createPropertyAccess(ts.getDeclarationName(node), "prototype"); + } + function getClassMemberPrefix(node, member) { + return ts.hasModifier(member, 32 /* Static */) + ? ts.getDeclarationName(node) + : getClassPrototype(node); + } + function enableSubstitutionForNonQualifiedEnumMembers() { + if ((enabledSubstitutions & 8 /* NonQualifiedEnumMembers */) === 0) { + enabledSubstitutions |= 8 /* NonQualifiedEnumMembers */; + context.enableSubstitution(71 /* Identifier */); + } + } + function enableSubstitutionForClassAliases() { + if ((enabledSubstitutions & 1 /* ClassAliases */) === 0) { + enabledSubstitutions |= 1 /* ClassAliases */; + // We need to enable substitutions for identifiers. This allows us to + // substitute class names inside of a class declaration. + context.enableSubstitution(71 /* Identifier */); + // Keep track of class aliases. + classAliases = []; + } + } + function enableSubstitutionForNamespaceExports() { + if ((enabledSubstitutions & 2 /* NamespaceExports */) === 0) { + enabledSubstitutions |= 2 /* NamespaceExports */; + // We need to enable substitutions for identifiers and shorthand property assignments. This allows us to + // substitute the names of exported members of a namespace. + context.enableSubstitution(71 /* Identifier */); + context.enableSubstitution(262 /* ShorthandPropertyAssignment */); + // We need to be notified when entering and exiting namespaces. + context.enableEmitNotification(233 /* ModuleDeclaration */); + } + } + function isTransformedModuleDeclaration(node) { + return ts.getOriginalNode(node).kind === 233 /* ModuleDeclaration */; + } + function isTransformedEnumDeclaration(node) { + return ts.getOriginalNode(node).kind === 232 /* EnumDeclaration */; } /** - * Serializes the type of a node for use with decorator type metadata. + * Hook for node emit. * - * @param node The node that should have its type serialized. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emit A callback used to emit the node in the printer. */ - function serializeTypeOfNode(node) { - switch (node.kind) { - case 147 /* PropertyDeclaration */: - case 144 /* Parameter */: - case 151 /* GetAccessor */: - return serializeTypeNode(node.type); - case 152 /* SetAccessor */: - return serializeTypeNode(ts.getSetAccessorTypeAnnotationNode(node)); - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 149 /* MethodDeclaration */: - return ts.createIdentifier("Function"); - default: - return ts.createVoidZero(); + function onEmitNode(hint, node, emitCallback) { + var savedApplicableSubstitutions = applicableSubstitutions; + var savedCurrentSourceFile = currentSourceFile; + if (ts.isSourceFile(node)) { + currentSourceFile = node; + } + if (enabledSubstitutions & 2 /* NamespaceExports */ && isTransformedModuleDeclaration(node)) { + applicableSubstitutions |= 2 /* NamespaceExports */; + } + if (enabledSubstitutions & 8 /* NonQualifiedEnumMembers */ && isTransformedEnumDeclaration(node)) { + applicableSubstitutions |= 8 /* NonQualifiedEnumMembers */; } + previousOnEmitNode(hint, node, emitCallback); + applicableSubstitutions = savedApplicableSubstitutions; + currentSourceFile = savedCurrentSourceFile; } /** - * Serializes the types of the parameters of a node for use with decorator type metadata. + * Hooks node substitutions. * - * @param node The node that should have its parameter types serialized. + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. */ - function serializeParameterTypesOfNode(node, container) { - var valueDeclaration = ts.isClassLike(node) - ? ts.getFirstConstructorWithBody(node) - : ts.isFunctionLike(node) && ts.nodeIsPresent(node.body) - ? node - : undefined; - var expressions = []; - if (valueDeclaration) { - var parameters = getParametersOfDecoratedDeclaration(valueDeclaration, container); - var numParameters = parameters.length; - for (var i = 0; i < numParameters; i++) { - var parameter = parameters[i]; - if (i === 0 && ts.isIdentifier(parameter.name) && parameter.name.text === "this") { - continue; + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { + return substituteExpression(node); + } + else if (ts.isShorthandPropertyAssignment(node)) { + return substituteShorthandPropertyAssignment(node); + } + return node; + } + function substituteShorthandPropertyAssignment(node) { + if (enabledSubstitutions & 2 /* NamespaceExports */) { + var name = node.name; + var exportedName = trySubstituteNamespaceExportedName(name); + if (exportedName) { + // A shorthand property with an assignment initializer is probably part of a + // destructuring assignment + if (node.objectAssignmentInitializer) { + var initializer = ts.createAssignment(exportedName, node.objectAssignmentInitializer); + return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node); } - if (parameter.dotDotDotToken) { - expressions.push(serializeTypeNode(ts.getRestParameterElementType(parameter.type))); + return ts.setTextRange(ts.createPropertyAssignment(name, exportedName), node); + } + } + return node; + } + function substituteExpression(node) { + switch (node.kind) { + case 71 /* Identifier */: + return substituteExpressionIdentifier(node); + case 179 /* PropertyAccessExpression */: + return substitutePropertyAccessExpression(node); + case 180 /* ElementAccessExpression */: + return substituteElementAccessExpression(node); + } + return node; + } + function substituteExpressionIdentifier(node) { + return trySubstituteClassAlias(node) + || trySubstituteNamespaceExportedName(node) + || node; + } + function trySubstituteClassAlias(node) { + if (enabledSubstitutions & 1 /* ClassAliases */) { + if (resolver.getNodeCheckFlags(node) & 16777216 /* ConstructorReferenceInClass */) { + // Due to the emit for class decorators, any reference to the class from inside of the class body + // must instead be rewritten to point to a temporary variable to avoid issues with the double-bind + // behavior of class names in ES6. + // Also, when emitting statics for class expressions, we must substitute a class alias for + // constructor references in static property initializers. + var declaration = resolver.getReferencedValueDeclaration(node); + if (declaration) { + var classAlias = classAliases[declaration.id]; + if (classAlias) { + var clone_1 = ts.getSynthesizedClone(classAlias); + ts.setSourceMapRange(clone_1, node); + ts.setCommentRange(clone_1, node); + return clone_1; + } } - else { - expressions.push(serializeTypeOfNode(parameter)); + } + } + return undefined; + } + function trySubstituteNamespaceExportedName(node) { + // If this is explicitly a local name, do not substitute. + if (enabledSubstitutions & applicableSubstitutions && !ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { + // If we are nested within a namespace declaration, we may need to qualifiy + // an identifier that is exported from a merged namespace. + var container = resolver.getReferencedExportContainer(node, /*prefixLocals*/ false); + if (container && container.kind !== 265 /* SourceFile */) { + var substitute = (applicableSubstitutions & 2 /* NamespaceExports */ && container.kind === 233 /* ModuleDeclaration */) || + (applicableSubstitutions & 8 /* NonQualifiedEnumMembers */ && container.kind === 232 /* EnumDeclaration */); + if (substitute) { + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(container), node), + /*location*/ node); } } } - return ts.createArrayLiteral(expressions); + return undefined; } - function getParametersOfDecoratedDeclaration(node, container) { - if (container && node.kind === 151 /* GetAccessor */) { - var setAccessor = ts.getAllAccessorDeclarations(container.members, node).setAccessor; - if (setAccessor) { - return setAccessor.parameters; + function substitutePropertyAccessExpression(node) { + return substituteConstantValue(node); + } + function substituteElementAccessExpression(node) { + return substituteConstantValue(node); + } + function substituteConstantValue(node) { + var constantValue = tryGetConstEnumValue(node); + if (constantValue !== undefined) { + // track the constant value on the node for the printer in needsDotDotForPropertyAccess + ts.setConstantValue(node, constantValue); + var substitute = ts.createLiteral(constantValue); + if (!compilerOptions.removeComments) { + var propertyName = ts.isPropertyAccessExpression(node) + ? ts.declarationNameToString(node.name) + : ts.getTextOfNode(node.argumentExpression); + ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " "); } + return substitute; } - return node.parameters; + return node; } - /** - * Serializes the return type of a node for use with decorator type metadata. - * - * @param node The node that should have its return type serialized. - */ - function serializeReturnTypeOfNode(node) { - if (ts.isFunctionLike(node) && node.type) { - return serializeTypeNode(node.type); + function tryGetConstEnumValue(node) { + if (compilerOptions.isolatedModules) { + return undefined; } - else if (ts.isAsyncFunctionLike(node)) { - return ts.createIdentifier("Promise"); + return ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node) + ? resolver.getConstantValue(node) + : undefined; + } + } + ts.transformTypeScript = transformTypeScript; + function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) { + var argumentsArray = []; + argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, /*multiLine*/ true)); + argumentsArray.push(target); + if (memberName) { + argumentsArray.push(memberName); + if (descriptor) { + argumentsArray.push(descriptor); } - return ts.createVoidZero(); } + context.requestEmitHelper(decorateHelper); + return ts.setTextRange(ts.createCall(ts.getHelperName("__decorate"), + /*typeArguments*/ undefined, argumentsArray), location); + } + var decorateHelper = { + name: "typescript:decorate", + scoped: false, + priority: 2, + text: "\n var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n };" + }; + function createMetadataHelper(context, metadataKey, metadataValue) { + context.requestEmitHelper(metadataHelper); + return ts.createCall(ts.getHelperName("__metadata"), + /*typeArguments*/ undefined, [ + ts.createLiteral(metadataKey), + metadataValue + ]); + } + var metadataHelper = { + name: "typescript:metadata", + scoped: false, + priority: 3, + text: "\n var __metadata = (this && this.__metadata) || function (k, v) {\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n };" + }; + function createParamHelper(context, expression, parameterOffset, location) { + context.requestEmitHelper(paramHelper); + return ts.setTextRange(ts.createCall(ts.getHelperName("__param"), + /*typeArguments*/ undefined, [ + ts.createLiteral(parameterOffset), + expression + ]), location); + } + var paramHelper = { + name: "typescript:param", + scoped: false, + priority: 4, + text: "\n var __param = (this && this.__param) || function (paramIndex, decorator) {\n return function (target, key) { decorator(target, key, paramIndex); }\n };" + }; +})(ts || (ts = {})); +/// +/// +/*@internal*/ +var ts; +(function (ts) { + var ES2017SubstitutionFlags; + (function (ES2017SubstitutionFlags) { + /** Enables substitutions for async methods with `super` calls. */ + ES2017SubstitutionFlags[ES2017SubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; + })(ES2017SubstitutionFlags || (ES2017SubstitutionFlags = {})); + function transformES2017(context) { + var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + var resolver = context.getEmitResolver(); + var compilerOptions = context.getCompilerOptions(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); /** - * Serializes a type node for use with decorator type metadata. - * - * Types are serialized in the following fashion: - * - Void types point to "undefined" (e.g. "void 0") - * - Function and Constructor types point to the global "Function" constructor. - * - Interface types with a call or construct signature types point to the global - * "Function" constructor. - * - Array and Tuple types point to the global "Array" constructor. - * - Type predicates and booleans point to the global "Boolean" constructor. - * - String literal types and strings point to the global "String" constructor. - * - Enum and number types point to the global "Number" constructor. - * - Symbol types point to the global "Symbol" constructor. - * - Type references to classes (or class-like variables) point to the constructor for the class. - * - Anything else points to the global "Object" constructor. - * - * @param node The type node to serialize. + * Keeps track of whether expression substitution has been enabled for specific edge cases. + * They are persisted between each SourceFile transformation and should not be reset. */ - function serializeTypeNode(node) { - if (node === undefined) { - return ts.createIdentifier("Object"); - } - switch (node.kind) { - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 129 /* NeverKeyword */: - return ts.createVoidZero(); - case 166 /* ParenthesizedType */: - return serializeTypeNode(node.type); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - return ts.createIdentifier("Function"); - case 162 /* ArrayType */: - case 163 /* TupleType */: - return ts.createIdentifier("Array"); - case 156 /* TypePredicate */: - case 121 /* BooleanKeyword */: - return ts.createIdentifier("Boolean"); - case 134 /* StringKeyword */: - return ts.createIdentifier("String"); - case 171 /* LiteralType */: - switch (node.literal.kind) { - case 9 /* StringLiteral */: - return ts.createIdentifier("String"); - case 8 /* NumericLiteral */: - return ts.createIdentifier("Number"); - case 100 /* TrueKeyword */: - case 85 /* FalseKeyword */: - return ts.createIdentifier("Boolean"); - default: - ts.Debug.failBadSyntaxKind(node.literal); - break; - } - break; - case 132 /* NumberKeyword */: - return ts.createIdentifier("Number"); - case 135 /* SymbolKeyword */: - return languageVersion < 2 /* ES2015 */ - ? getGlobalSymbolNameWithFallback() - : ts.createIdentifier("Symbol"); - case 157 /* TypeReference */: - return serializeTypeReferenceNode(node); - case 165 /* IntersectionType */: - case 164 /* UnionType */: - return serializeUnionOrIntersectionType(node); - case 160 /* TypeQuery */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 161 /* TypeLiteral */: - case 118 /* AnyKeyword */: - case 167 /* ThisType */: - break; - default: - ts.Debug.failBadSyntaxKind(node); - break; + var enabledSubstitutions; + /** + * This keeps track of containers where `super` is valid, for use with + * just-in-time substitution for `super` expressions inside of async methods. + */ + var enclosingSuperContainerFlags = 0; + // Save the previous transformation hooks. + var previousOnEmitNode = context.onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + // Set new transformation hooks. + context.onEmitNode = onEmitNode; + context.onSubstituteNode = onSubstituteNode; + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; } - return ts.createIdentifier("Object"); + var visited = ts.visitEachChild(node, visitor, context); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + return visited; } - function serializeUnionOrIntersectionType(node) { - var serializedUnion; - for (var _i = 0, _a = node.types; _i < _a.length; _i++) { - var typeNode = _a[_i]; - var serializedIndividual = serializeTypeNode(typeNode); - if (ts.isVoidExpression(serializedIndividual)) { - // If we dont have any other type already set, set the initial type - if (!serializedUnion) { - serializedUnion = serializedIndividual; - } - } - else if (ts.isIdentifier(serializedIndividual) && serializedIndividual.text === "Object") { - // One of the individual is global object, return immediately - return serializedIndividual; - } - else if (serializedUnion && !ts.isVoidExpression(serializedUnion)) { - // Different types - if (!ts.isIdentifier(serializedUnion) || - !ts.isIdentifier(serializedIndividual) || - serializedUnion.text !== serializedIndividual.text) { - return ts.createIdentifier("Object"); - } - } - else { - // Initialize the union type - serializedUnion = serializedIndividual; - } + function visitor(node) { + if ((node.transformFlags & 16 /* ContainsES2017 */) === 0) { + return node; + } + switch (node.kind) { + case 120 /* AsyncKeyword */: + // ES2017 async modifier should be elided for targets < ES2017 + return undefined; + case 191 /* AwaitExpression */: + return visitAwaitExpression(node); + case 151 /* MethodDeclaration */: + return visitMethodDeclaration(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 186 /* FunctionExpression */: + return visitFunctionExpression(node); + case 187 /* ArrowFunction */: + return visitArrowFunction(node); + default: + return ts.visitEachChild(node, visitor, context); } - // If we were able to find common type, use it - return serializedUnion; } /** - * Serializes a TypeReferenceNode to an appropriate JS constructor value for use with - * decorator type metadata. + * Visits an AwaitExpression node. * - * @param node The type reference node. + * This function will be called any time a ES2017 await expression is encountered. + * + * @param node The node to visit. */ - function serializeTypeReferenceNode(node) { - switch (resolver.getTypeReferenceSerializationKind(node.typeName, currentScope)) { - case ts.TypeReferenceSerializationKind.Unknown: - var serialized = serializeEntityNameAsExpression(node.typeName, /*useFallback*/ true); - var temp = ts.createTempVariable(hoistVariableDeclaration); - return ts.createLogicalOr(ts.createLogicalAnd(ts.createTypeCheck(ts.createAssignment(temp, serialized), "function"), temp), ts.createIdentifier("Object")); - case ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue: - return serializeEntityNameAsExpression(node.typeName, /*useFallback*/ false); - case ts.TypeReferenceSerializationKind.VoidNullableOrNeverType: - return ts.createVoidZero(); - case ts.TypeReferenceSerializationKind.BooleanType: - return ts.createIdentifier("Boolean"); - case ts.TypeReferenceSerializationKind.NumberLikeType: - return ts.createIdentifier("Number"); - case ts.TypeReferenceSerializationKind.StringLikeType: - return ts.createIdentifier("String"); - case ts.TypeReferenceSerializationKind.ArrayLikeType: - return ts.createIdentifier("Array"); - case ts.TypeReferenceSerializationKind.ESSymbolType: - return languageVersion < 2 /* ES2015 */ - ? getGlobalSymbolNameWithFallback() - : ts.createIdentifier("Symbol"); - case ts.TypeReferenceSerializationKind.TypeWithCallSignature: - return ts.createIdentifier("Function"); - case ts.TypeReferenceSerializationKind.Promise: - return ts.createIdentifier("Promise"); - case ts.TypeReferenceSerializationKind.ObjectType: - default: - return ts.createIdentifier("Object"); - } + function visitAwaitExpression(node) { + return ts.setOriginalNode(ts.setTextRange(ts.createYield( + /*asteriskToken*/ undefined, ts.visitNode(node.expression, visitor, ts.isExpression)), node), node); } /** - * Serializes an entity name as an expression for decorator type metadata. + * Visits a MethodDeclaration node. * - * @param node The entity name to serialize. - * @param useFallback A value indicating whether to use logical operators to test for the - * entity name at runtime. + * This function will be called when one of the following conditions are met: + * - The node is marked as async + * + * @param node The node to visit. */ - function serializeEntityNameAsExpression(node, useFallback) { - switch (node.kind) { - case 70 /* Identifier */: - // Create a clone of the name with a new parent, and treat it as if it were - // a source tree node for the purposes of the checker. - var name_32 = ts.getMutableClone(node); - name_32.flags &= ~8 /* Synthesized */; - name_32.original = undefined; - name_32.parent = currentScope; - if (useFallback) { - return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(name_32), ts.createLiteral("undefined")), name_32); - } - return name_32; - case 141 /* QualifiedName */: - return serializeQualifiedNameAsExpression(node, useFallback); - } + function visitMethodDeclaration(node) { + return ts.updateMethod(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*questionToken*/ undefined, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); } /** - * Serializes an qualified name as an expression for decorator type metadata. + * Visits a FunctionDeclaration node. * - * @param node The qualified name to serialize. - * @param useFallback A value indicating whether to use logical operators to test for the - * qualified name at runtime. + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. */ - function serializeQualifiedNameAsExpression(node, useFallback) { - var left; - if (node.left.kind === 70 /* Identifier */) { - left = serializeEntityNameAsExpression(node.left, useFallback); - } - else if (useFallback) { - var temp = ts.createTempVariable(hoistVariableDeclaration); - left = ts.createLogicalAnd(ts.createAssignment(temp, serializeEntityNameAsExpression(node.left, /*useFallback*/ true)), temp); - } - else { - left = serializeEntityNameAsExpression(node.left, /*useFallback*/ false); - } - return ts.createPropertyAccess(left, node.right); + function visitFunctionDeclaration(node) { + return ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); } /** - * Gets an expression that points to the global "Symbol" constructor at runtime if it is - * available. + * Visits a FunctionExpression node. + * + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. */ - function getGlobalSymbolNameWithFallback() { - return ts.createConditional(ts.createTypeCheck(ts.createIdentifier("Symbol"), "function"), ts.createIdentifier("Symbol"), ts.createIdentifier("Object")); + function visitFunctionExpression(node) { + return ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); } /** - * Gets an expression that represents a property name. For a computed property, a - * name is generated for the node. + * Visits an ArrowFunction. * - * @param member The member whose name should be converted into an expression. + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. */ - function getExpressionForPropertyName(member, generateNameForComputedPropertyName) { - var name = member.name; - if (ts.isComputedPropertyName(name)) { - return generateNameForComputedPropertyName - ? ts.getGeneratedNameForNode(name) - : name.expression; - } - else if (ts.isIdentifier(name)) { - return ts.createLiteral(ts.unescapeIdentifier(name.text)); + function visitArrowFunction(node) { + return ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, node.equalsGreaterThanToken, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); + } + function transformAsyncFunctionBody(node) { + resumeLexicalEnvironment(); + var original = ts.getOriginalNode(node, ts.isFunctionLike); + var nodeType = original.type; + var promiseConstructor = languageVersion < 2 /* ES2015 */ ? getPromiseConstructor(nodeType) : undefined; + var isArrowFunction = node.kind === 187 /* ArrowFunction */; + var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192 /* CaptureArguments */) !== 0; + // An async function is emit as an outer function that calls an inner + // generator function. To preserve lexical bindings, we pass the current + // `this` and `arguments` objects to `__awaiter`. The generator function + // passed to `__awaiter` is executed inside of the callback to the + // promise constructor. + if (!isArrowFunction) { + var statements = []; + var statementOffset = ts.addPrologue(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); + statements.push(ts.createReturn(createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body, statementOffset)))); + ts.addRange(statements, endLexicalEnvironment()); + var block = ts.createBlock(statements, /*multiLine*/ true); + ts.setTextRange(block, node.body); + // Minor optimization, emit `_super` helper to capture `super` access in an arrow. + // This step isn't needed if we eventually transform this to ES5. + if (languageVersion >= 2 /* ES2015 */) { + if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.advancedAsyncSuperHelper); + } + else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.asyncSuperHelper); + } + } + return block; } else { - return ts.getSynthesizedClone(name); + var expression = createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body)); + var declarations = endLexicalEnvironment(); + if (ts.some(declarations)) { + var block = ts.convertToFunctionBody(expression); + return ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(ts.concatenate(block.statements, declarations)), block.statements)); + } + return expression; } } - /** - * Visits the property name of a class element, for use when emitting property - * initializers. For a computed property on a node with decorators, a temporary - * value is stored for later use. - * - * @param member The member whose name should be visited. - */ - function visitPropertyNameOfClassElement(member) { - var name = member.name; - if (ts.isComputedPropertyName(name)) { - var expression = ts.visitNode(name.expression, visitor, ts.isExpression); - if (member.decorators) { - var generatedName = ts.getGeneratedNameForNode(name); - hoistVariableDeclaration(generatedName); - expression = ts.createAssignment(generatedName, expression); - } - return ts.setOriginalNode(ts.createComputedPropertyName(expression, /*location*/ name), name); + function transformFunctionBodyWorker(body, start) { + if (ts.isBlock(body)) { + return ts.updateBlock(body, ts.visitLexicalEnvironment(body.statements, visitor, context, start)); } else { - return name; + startLexicalEnvironment(); + var visited = ts.convertToFunctionBody(ts.visitNode(body, visitor, ts.isConciseBody)); + var declarations = endLexicalEnvironment(); + return ts.updateBlock(visited, ts.setTextRange(ts.createNodeArray(ts.concatenate(visited.statements, declarations)), visited.statements)); } } - /** - * Transforms a HeritageClause with TypeScript syntax. - * - * This function will only be called when one of the following conditions are met: - * - The node is a non-`extends` heritage clause that should be elided. - * - The node is an `extends` heritage clause that should be visited, but only allow a single type. - * - * @param node The HeritageClause to transform. - */ - function visitHeritageClause(node) { - if (node.token === 84 /* ExtendsKeyword */) { - var types = ts.visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments, 0, 1); - return ts.createHeritageClause(84 /* ExtendsKeyword */, types, node); + function getPromiseConstructor(type) { + var typeName = type && ts.getEntityNameFromTypeNode(type); + if (typeName && ts.isEntityName(typeName)) { + var serializationKind = resolver.getTypeReferenceSerializationKind(typeName); + if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue + || serializationKind === ts.TypeReferenceSerializationKind.Unknown) { + return typeName; + } } return undefined; } + function enableSubstitutionForAsyncMethodsWithSuper() { + if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { + enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; + // We need to enable substitutions for call, property access, and element access + // if we need to rewrite super calls. + context.enableSubstitution(181 /* CallExpression */); + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(180 /* ElementAccessExpression */); + // We need to be notified when entering and exiting declarations that bind super. + context.enableEmitNotification(229 /* ClassDeclaration */); + context.enableEmitNotification(151 /* MethodDeclaration */); + context.enableEmitNotification(153 /* GetAccessor */); + context.enableEmitNotification(154 /* SetAccessor */); + context.enableEmitNotification(152 /* Constructor */); + } + } /** - * Transforms an ExpressionWithTypeArguments with TypeScript syntax. - * - * This function will only be called when one of the following conditions are met: - * - The node contains type arguments that should be elided. + * Hook for node emit. * - * @param node The ExpressionWithTypeArguments to transform. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emit A callback used to emit the node in the printer. */ - function visitExpressionWithTypeArguments(node) { - var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression); - return ts.createExpressionWithTypeArguments( - /*typeArguments*/ undefined, expression, node); + function onEmitNode(hint, node, emitCallback) { + // If we need to support substitutions for `super` in an async method, + // we should track it here. + if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { + var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); + if (superContainerFlags !== enclosingSuperContainerFlags) { + var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags; + enclosingSuperContainerFlags = superContainerFlags; + previousOnEmitNode(hint, node, emitCallback); + enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags; + return; + } + } + previousOnEmitNode(hint, node, emitCallback); } /** - * Determines whether to emit a function-like declaration. We should not emit the - * declaration if it does not have a body. + * Hooks node substitutions. * - * @param node The declaration node. + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. */ - function shouldEmitFunctionLikeDeclaration(node) { - return !ts.nodeIsMissing(node.body); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */ && enclosingSuperContainerFlags) { + return substituteExpression(node); + } + return node; } - function visitConstructor(node) { - if (!shouldEmitFunctionLikeDeclaration(node)) { - return undefined; + function substituteExpression(node) { + switch (node.kind) { + case 179 /* PropertyAccessExpression */: + return substitutePropertyAccessExpression(node); + case 180 /* ElementAccessExpression */: + return substituteElementAccessExpression(node); + case 181 /* CallExpression */: + return substituteCallExpression(node); } - return ts.visitEachChild(node, visitor, context); + return node; } - /** - * Visits a method declaration of a class. - * - * This function will be called when one of the following conditions are met: - * - The node is an overload - * - The node is marked as abstract, public, private, protected, or readonly - * - The node has both a decorator and a computed property name - * - * @param node The method node. - */ - function visitMethodDeclaration(node) { - if (!shouldEmitFunctionLikeDeclaration(node)) { - return undefined; + function substitutePropertyAccessExpression(node) { + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(ts.createLiteral(ts.idText(node.name)), node); } - var updated = ts.updateMethod(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); - if (updated !== node) { - // While we emit the source map for the node after skipping decorators and modifiers, - // we need to emit the comments for the original range. - ts.setCommentRange(updated, node); - ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node)); + return node; + } + function substituteElementAccessExpression(node) { + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(node.argumentExpression, node); } - return updated; + return node; } - /** - * Determines whether to emit an accessor declaration. We should not emit the - * declaration if it does not have a body and is abstract. - * - * @param node The declaration node. - */ - function shouldEmitAccessorDeclaration(node) { - return !(ts.nodeIsMissing(node.body) && ts.hasModifier(node, 128 /* Abstract */)); + function substituteCallExpression(node) { + var expression = node.expression; + if (ts.isSuperProperty(expression)) { + var argumentExpression = ts.isPropertyAccessExpression(expression) + ? substitutePropertyAccessExpression(expression) + : substituteElementAccessExpression(expression); + return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), + /*typeArguments*/ undefined, [ + ts.createThis() + ].concat(node.arguments)); + } + return node; } - /** - * Visits a get accessor declaration of a class. - * - * This function will be called when one of the following conditions are met: - * - The node is marked as abstract, public, private, or protected - * - The node has both a decorator and a computed property name - * - * @param node The get accessor node. - */ - function visitGetAccessor(node) { - if (!shouldEmitAccessorDeclaration(node)) { - return undefined; + function isSuperContainer(node) { + var kind = node.kind; + return kind === 229 /* ClassDeclaration */ + || kind === 152 /* Constructor */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */; + } + function createSuperAccessInAsyncMethod(argumentExpression, location) { + if (enclosingSuperContainerFlags & 4096 /* AsyncMethodWithSuperBinding */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), "value"), location); } - var updated = ts.updateGetAccessor(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); - if (updated !== node) { - // While we emit the source map for the node after skipping decorators and modifiers, - // we need to emit the comments for the original range. - ts.setCommentRange(updated, node); - ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node)); + else { + return ts.setTextRange(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), location); } - return updated; } - /** - * Visits a set accessor declaration of a class. - * - * This function will be called when one of the following conditions are met: - * - The node is marked as abstract, public, private, or protected - * - The node has both a decorator and a computed property name - * - * @param node The set accessor node. - */ - function visitSetAccessor(node) { - if (!shouldEmitAccessorDeclaration(node)) { + } + ts.transformES2017 = transformES2017; + var awaiterHelper = { + name: "typescript:awaiter", + scoped: false, + priority: 5, + text: "\n var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n };" + }; + function createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, body) { + context.requestEmitHelper(awaiterHelper); + var generatorFunc = ts.createFunctionExpression( + /*modifiers*/ undefined, ts.createToken(39 /* AsteriskToken */), + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, body); + // Mark this node as originally an async function + (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 /* AsyncFunctionBody */ | 524288 /* ReuseTempVariableScope */; + return ts.createCall(ts.getHelperName("__awaiter"), + /*typeArguments*/ undefined, [ + ts.createThis(), + hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(), + promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(), + generatorFunc + ]); + } + ts.asyncSuperHelper = { + name: "typescript:async-super", + scoped: true, + text: "\n const _super = name => super[name];\n " + }; + ts.advancedAsyncSuperHelper = { + name: "typescript:advanced-async-super", + scoped: true, + text: "\n const _super = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);\n " + }; +})(ts || (ts = {})); +/// +/// +/// +/*@internal*/ +var ts; +(function (ts) { + var ESNextSubstitutionFlags; + (function (ESNextSubstitutionFlags) { + /** Enables substitutions for async methods with `super` calls. */ + ESNextSubstitutionFlags[ESNextSubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; + })(ESNextSubstitutionFlags || (ESNextSubstitutionFlags = {})); + function transformESNext(context) { + var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var resolver = context.getEmitResolver(); + var compilerOptions = context.getCompilerOptions(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var previousOnEmitNode = context.onEmitNode; + context.onEmitNode = onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + context.onSubstituteNode = onSubstituteNode; + var enabledSubstitutions; + var enclosingFunctionFlags; + var enclosingSuperContainerFlags = 0; + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; + } + var visited = ts.visitEachChild(node, visitor, context); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + return visited; + } + function visitor(node) { + return visitorWorker(node, /*noDestructuringValue*/ false); + } + function visitorNoDestructuringValue(node) { + return visitorWorker(node, /*noDestructuringValue*/ true); + } + function visitorNoAsyncModifier(node) { + if (node.kind === 120 /* AsyncKeyword */) { return undefined; } - var updated = ts.updateSetAccessor(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); - if (updated !== node) { - // While we emit the source map for the node after skipping decorators and modifiers, - // we need to emit the comments for the original range. - ts.setCommentRange(updated, node); - ts.setSourceMapRange(updated, ts.moveRangePastDecorators(node)); + return node; + } + function visitorWorker(node, noDestructuringValue) { + if ((node.transformFlags & 8 /* ContainsESNext */) === 0) { + return node; + } + switch (node.kind) { + case 191 /* AwaitExpression */: + return visitAwaitExpression(node); + case 197 /* YieldExpression */: + return visitYieldExpression(node); + case 222 /* LabeledStatement */: + return visitLabeledStatement(node); + case 178 /* ObjectLiteralExpression */: + return visitObjectLiteralExpression(node); + case 194 /* BinaryExpression */: + return visitBinaryExpression(node, noDestructuringValue); + case 226 /* VariableDeclaration */: + return visitVariableDeclaration(node); + case 216 /* ForOfStatement */: + return visitForOfStatement(node, /*outermostLabeledStatement*/ undefined); + case 214 /* ForStatement */: + return visitForStatement(node); + case 190 /* VoidExpression */: + return visitVoidExpression(node); + case 152 /* Constructor */: + return visitConstructorDeclaration(node); + case 151 /* MethodDeclaration */: + return visitMethodDeclaration(node); + case 153 /* GetAccessor */: + return visitGetAccessorDeclaration(node); + case 154 /* SetAccessor */: + return visitSetAccessorDeclaration(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 186 /* FunctionExpression */: + return visitFunctionExpression(node); + case 187 /* ArrowFunction */: + return visitArrowFunction(node); + case 146 /* Parameter */: + return visitParameter(node); + case 210 /* ExpressionStatement */: + return visitExpressionStatement(node); + case 185 /* ParenthesizedExpression */: + return visitParenthesizedExpression(node, noDestructuringValue); + case 260 /* CatchClause */: + return visitCatchClause(node); + default: + return ts.visitEachChild(node, visitor, context); + } + } + function visitAwaitExpression(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */) { + return ts.setOriginalNode(ts.setTextRange(ts.createYield(createAwaitHelper(context, ts.visitNode(node.expression, visitor, ts.isExpression))), + /*location*/ node), node); + } + return ts.visitEachChild(node, visitor, context); + } + function visitYieldExpression(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ && node.asteriskToken) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + return ts.setOriginalNode(ts.setTextRange(ts.createYield(createAwaitHelper(context, ts.updateYield(node, node.asteriskToken, createAsyncDelegatorHelper(context, createAsyncValuesHelper(context, expression, expression), expression)))), node), node); + } + return ts.visitEachChild(node, visitor, context); + } + function visitLabeledStatement(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */) { + var statement = ts.unwrapInnermostStatementOfLabel(node); + if (statement.kind === 216 /* ForOfStatement */ && statement.awaitModifier) { + return visitForOfStatement(statement, node); + } + return ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), node); + } + return ts.visitEachChild(node, visitor, context); + } + function chunkObjectLiteralElements(elements) { + var chunkObject; + var objects = []; + for (var _i = 0, elements_3 = elements; _i < elements_3.length; _i++) { + var e = elements_3[_i]; + if (e.kind === 263 /* SpreadAssignment */) { + if (chunkObject) { + objects.push(ts.createObjectLiteral(chunkObject)); + chunkObject = undefined; + } + var target = e.expression; + objects.push(ts.visitNode(target, visitor, ts.isExpression)); + } + else { + if (!chunkObject) { + chunkObject = []; + } + if (e.kind === 261 /* PropertyAssignment */) { + var p = e; + chunkObject.push(ts.createPropertyAssignment(p.name, ts.visitNode(p.initializer, visitor, ts.isExpression))); + } + else { + chunkObject.push(ts.visitNode(e, visitor, ts.isObjectLiteralElementLike)); + } + } + } + if (chunkObject) { + objects.push(ts.createObjectLiteral(chunkObject)); + } + return objects; + } + function visitObjectLiteralExpression(node) { + if (node.transformFlags & 1048576 /* ContainsObjectSpread */) { + // spread elements emit like so: + // non-spread elements are chunked together into object literals, and then all are passed to __assign: + // { a, ...o, b } => __assign({a}, o, {b}); + // If the first element is a spread element, then the first argument to __assign is {}: + // { ...o, a, b, ...o2 } => __assign({}, o, {a, b}, o2) + var objects = chunkObjectLiteralElements(node.properties); + if (objects.length && objects[0].kind !== 178 /* ObjectLiteralExpression */) { + objects.unshift(ts.createObjectLiteral()); + } + return createAssignHelper(context, objects); + } + return ts.visitEachChild(node, visitor, context); + } + function visitExpressionStatement(node) { + return ts.visitEachChild(node, visitorNoDestructuringValue, context); + } + function visitParenthesizedExpression(node, noDestructuringValue) { + return ts.visitEachChild(node, noDestructuringValue ? visitorNoDestructuringValue : visitor, context); + } + function visitCatchClause(node) { + if (!node.variableDeclaration) { + return ts.updateCatchClause(node, ts.createVariableDeclaration(ts.createTempVariable(/*recordTempVariable*/ undefined)), ts.visitNode(node.block, visitor, ts.isBlock)); } - return updated; + return ts.visitEachChild(node, visitor, context); } /** - * Visits a function declaration. - * - * This function will be called when one of the following conditions are met: - * - The node is an overload - * - The node is exported from a TypeScript namespace - * - The node has decorators + * Visits a BinaryExpression that contains a destructuring assignment. * - * @param node The function node. + * @param node A BinaryExpression node. */ - function visitFunctionDeclaration(node) { - if (!shouldEmitFunctionLikeDeclaration(node)) { - return ts.createNotEmittedStatement(node); + function visitBinaryExpression(node, noDestructuringValue) { + if (ts.isDestructuringAssignment(node) && node.left.transformFlags & 1048576 /* ContainsObjectRest */) { + return ts.flattenDestructuringAssignment(node, visitor, context, 1 /* ObjectRest */, !noDestructuringValue); } - var updated = ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); - if (isNamespaceExport(node)) { - var statements = [updated]; - addExportMemberAssignment(statements, node); - return statements; + else if (node.operatorToken.kind === 26 /* CommaToken */) { + return ts.updateBinary(node, ts.visitNode(node.left, visitorNoDestructuringValue, ts.isExpression), ts.visitNode(node.right, noDestructuringValue ? visitorNoDestructuringValue : visitor, ts.isExpression)); } - return updated; + return ts.visitEachChild(node, visitor, context); } /** - * Visits a function expression node. - * - * This function will be called when one of the following conditions are met: - * - The node has type annotations + * Visits a VariableDeclaration node with a binding pattern. * - * @param node The function expression node. + * @param node A VariableDeclaration node. */ - function visitFunctionExpression(node) { - if (ts.nodeIsMissing(node.body)) { - return ts.createOmittedExpression(); + function visitVariableDeclaration(node) { + // If we are here it is because the name contains a binding pattern with a rest somewhere in it. + if (ts.isBindingPattern(node.name) && node.name.transformFlags & 1048576 /* ContainsObjectRest */) { + return ts.flattenDestructuringBinding(node, visitor, context, 1 /* ObjectRest */); } - var updated = ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); - return updated; + return ts.visitEachChild(node, visitor, context); } - /** - * @remarks - * This function will be called when one of the following conditions are met: - * - The node has type annotations - */ - function visitArrowFunction(node) { - var updated = ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); - return updated; + function visitForStatement(node) { + return ts.updateFor(node, ts.visitNode(node.initializer, visitorNoDestructuringValue, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement)); } - /** - * Visits a parameter declaration node. - * - * This function will be called when one of the following conditions are met: - * - The node has an accessibility modifier. - * - The node has a questionToken. - * - The node's kind is ThisKeyword. - * - * @param node The parameter declaration node. - */ - function visitParameter(node) { - if (ts.parameterIsThisKeyword(node)) { - return undefined; - } - var parameter = ts.createParameter( - /*decorators*/ undefined, - /*modifiers*/ undefined, node.dotDotDotToken, ts.visitNode(node.name, visitor, ts.isBindingName), - /*questionToken*/ undefined, - /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression), - /*location*/ ts.moveRangePastModifiers(node)); - // While we emit the source map for the node after skipping decorators and modifiers, - // we need to emit the comments for the original range. - ts.setOriginalNode(parameter, node); - ts.setCommentRange(parameter, node); - ts.setSourceMapRange(parameter, ts.moveRangePastModifiers(node)); - ts.setEmitFlags(parameter.name, 32 /* NoTrailingSourceMap */); - return parameter; + function visitVoidExpression(node) { + return ts.visitEachChild(node, visitorNoDestructuringValue, context); } /** - * Visits a variable statement in a namespace. + * Visits a ForOfStatement and converts it into a ES2015-compatible ForOfStatement. * - * This function will be called when one of the following conditions are met: - * - The node is exported from a TypeScript namespace. + * @param node A ForOfStatement. */ - function visitVariableStatement(node) { - if (isNamespaceExport(node)) { - var variables = ts.getInitializedVariables(node.declarationList); - if (variables.length === 0) { - // elide statement if there are no initialized variables. - return undefined; - } - return ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable)), - /*location*/ node); + function visitForOfStatement(node, outermostLabeledStatement) { + if (node.initializer.transformFlags & 1048576 /* ContainsObjectRest */) { + node = transformForOfStatementWithObjectRest(node); + } + if (node.awaitModifier) { + return transformForAwaitOfStatement(node, outermostLabeledStatement); } else { - return ts.visitEachChild(node, visitor, context); + return ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement); + } + } + function transformForOfStatementWithObjectRest(node) { + var initializerWithoutParens = ts.skipParentheses(node.initializer); + if (ts.isVariableDeclarationList(initializerWithoutParens) || ts.isAssignmentPattern(initializerWithoutParens)) { + var bodyLocation = void 0; + var statementsLocation = void 0; + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + var statements = [ts.createForOfBindingStatement(initializerWithoutParens, temp)]; + if (ts.isBlock(node.statement)) { + ts.addRange(statements, node.statement.statements); + bodyLocation = node.statement; + statementsLocation = node.statement.statements; + } + return ts.updateForOf(node, node.awaitModifier, ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(temp), node.initializer) + ], 1 /* Let */), node.initializer), node.expression, ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation)); } + return node; } - function transformInitializedVariable(node) { - var name = node.name; - if (ts.isBindingPattern(name)) { - return ts.flattenDestructuringAssignment(node, visitor, context, 0 /* All */, - /*needsValue*/ false, createNamespaceExportExpression); + function convertForOfStatementHead(node, boundValue) { + var binding = ts.createForOfBindingStatement(node.initializer, boundValue); + var bodyLocation; + var statementsLocation; + var statements = [ts.visitNode(binding, visitor, ts.isStatement)]; + var statement = ts.visitNode(node.statement, visitor, ts.isStatement); + if (ts.isBlock(statement)) { + ts.addRange(statements, statement.statements); + bodyLocation = statement; + statementsLocation = statement.statements; } else { - return ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression), - /*location*/ node); + statements.push(statement); } + return ts.setEmitFlags(ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation), 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); } - function visitVariableDeclaration(node) { - return ts.updateVariableDeclaration(node, ts.visitNode(node.name, visitor, ts.isBindingName), - /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); + function createDownlevelAwait(expression) { + return enclosingFunctionFlags & 1 /* Generator */ + ? ts.createYield(/*asteriskToken*/ undefined, createAwaitHelper(context, expression)) + : ts.createAwait(expression); } - /** - * Visits a parenthesized expression that contains either a type assertion or an `as` - * expression. - * - * @param node The parenthesized expression node. - */ - function visitParenthesizedExpression(node) { - var innerExpression = ts.skipOuterExpressions(node.expression, ~2 /* Assertions */); - if (ts.isAssertionExpression(innerExpression)) { - // Make sure we consider all nested cast expressions, e.g.: - // (-A).x; - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - // We have an expression of the form: (SubExpr). Emitting this as (SubExpr) - // is really not desirable. We would like to emit the subexpression as-is. Omitting - // the parentheses, however, could cause change in the semantics of the generated - // code if the casted expression has a lower precedence than the rest of the - // expression. - // - // Due to the auto-parenthesization rules used by the visitor and factory functions - // we can safely elide the parentheses here, as a new synthetic - // ParenthesizedExpression will be inserted if we remove parentheses too - // aggressively. - // - // To preserve comments, we return a "PartiallyEmittedExpression" here which will - // preserve the position information of the original expression. - return ts.createPartiallyEmittedExpression(expression, node); + function transformForAwaitOfStatement(node, outermostLabeledStatement) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var errorRecord = ts.createUniqueName("e"); + var catchVariable = ts.getGeneratedNameForNode(errorRecord); + var returnMethod = ts.createTempVariable(/*recordTempVariable*/ undefined); + var callValues = createAsyncValuesHelper(context, expression, /*location*/ node.expression); + var callNext = ts.createCall(ts.createPropertyAccess(iterator, "next"), /*typeArguments*/ undefined, []); + var getDone = ts.createPropertyAccess(result, "done"); + var getValue = ts.createPropertyAccess(result, "value"); + var callReturn = ts.createFunctionCall(returnMethod, iterator, []); + hoistVariableDeclaration(errorRecord); + hoistVariableDeclaration(returnMethod); + var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(iterator, /*type*/ undefined, callValues), node.expression), + ts.createVariableDeclaration(result) + ]), node.expression), 2097152 /* NoHoisting */), + /*condition*/ ts.createComma(ts.createAssignment(result, createDownlevelAwait(callNext)), ts.createLogicalNot(getDone)), + /*incrementor*/ undefined, + /*statement*/ convertForOfStatementHead(node, createDownlevelAwait(getValue))), + /*location*/ node), 256 /* NoTokenTrailingSourceMaps */); + return ts.createTry(ts.createBlock([ + ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement) + ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([ + ts.createStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([ + ts.createPropertyAssignment("error", catchVariable) + ]))) + ]), 1 /* SingleLine */)), ts.createBlock([ + ts.createTry( + /*tryBlock*/ ts.createBlock([ + ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(getDone)), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createStatement(createDownlevelAwait(callReturn))), 1 /* SingleLine */) + ]), + /*catchClause*/ undefined, + /*finallyBlock*/ ts.setEmitFlags(ts.createBlock([ + ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1 /* SingleLine */) + ]), 1 /* SingleLine */)) + ])); + } + function visitParameter(node) { + if (node.transformFlags & 1048576 /* ContainsObjectRest */) { + // Binding patterns are converted into a generated name and are + // evaluated inside the function body. + return ts.updateParameter(node, + /*decorators*/ undefined, + /*modifiers*/ undefined, node.dotDotDotToken, ts.getGeneratedNameForNode(node), + /*questionToken*/ undefined, + /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); } return ts.visitEachChild(node, visitor, context); } - function visitAssertionExpression(node) { - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - return ts.createPartiallyEmittedExpression(expression, node); + function visitConstructorDeclaration(node) { + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateConstructor(node, + /*decorators*/ undefined, node.modifiers, ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } - function visitNonNullExpression(node) { - var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression); - return ts.createPartiallyEmittedExpression(expression, node); + function visitGetAccessorDeclaration(node) { + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateGetAccessor(node, + /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } - function visitCallExpression(node) { - return ts.updateCall(node, ts.visitNode(node.expression, visitor, ts.isExpression), - /*typeArguments*/ undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression)); + function visitSetAccessorDeclaration(node) { + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateSetAccessor(node, + /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } - function visitNewExpression(node) { - return ts.updateNew(node, ts.visitNode(node.expression, visitor, ts.isExpression), - /*typeArguments*/ undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression)); + function visitMethodDeclaration(node) { + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateMethod(node, + /*decorators*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitNode(/*questionToken*/ undefined, visitor, ts.isToken), + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } - /** - * Determines whether to emit an enum declaration. - * - * @param node The enum declaration node. - */ - function shouldEmitEnumDeclaration(node) { - return !ts.isConst(node) - || compilerOptions.preserveConstEnums - || compilerOptions.isolatedModules; + function visitFunctionDeclaration(node) { + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } - /** - * Visits an enum declaration. - * - * This function will be called any time a TypeScript enum is encountered. - * - * @param node The enum declaration node. - */ - function visitEnumDeclaration(node) { - if (!shouldEmitEnumDeclaration(node)) { - return undefined; - } + function visitArrowFunction(node) { + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateArrowFunction(node, node.modifiers, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, node.equalsGreaterThanToken, transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; + } + function visitFunctionExpression(node) { + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateFunctionExpression(node, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; + } + function transformAsyncGeneratorFunctionBody(node) { + resumeLexicalEnvironment(); var statements = []; - // We request to be advised when the printer is about to print this node. This allows - // us to set up the correct state for later substitutions. - var emitFlags = 2 /* AdviseOnEmitNode */; - // If needed, we should emit a variable declaration for the enum. If we emit - // a leading variable declaration, we should not emit leading comments for the - // enum body. - if (addVarForEnumOrModuleDeclaration(statements, node)) { - // We should still emit the comments if we are emitting a system module. - if (moduleKind !== ts.ModuleKind.System || currentScope !== currentSourceFile) { - emitFlags |= 512 /* NoLeadingComments */; + var statementOffset = ts.addPrologue(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); + appendObjectRestAssignmentsIfNeeded(statements, node); + statements.push(ts.createReturn(createAsyncGeneratorHelper(context, ts.createFunctionExpression( + /*modifiers*/ undefined, ts.createToken(39 /* AsteriskToken */), node.name && ts.getGeneratedNameForNode(node.name), + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, ts.updateBlock(node.body, ts.visitLexicalEnvironment(node.body.statements, visitor, context, statementOffset)))))); + ts.addRange(statements, endLexicalEnvironment()); + var block = ts.updateBlock(node.body, statements); + // Minor optimization, emit `_super` helper to capture `super` access in an arrow. + // This step isn't needed if we eventually transform this to ES5. + if (languageVersion >= 2 /* ES2015 */) { + if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.advancedAsyncSuperHelper); + } + else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.asyncSuperHelper); } } - // `parameterName` is the declaration name used inside of the enum. - var parameterName = getNamespaceParameterName(node); - // `containerName` is the expression used inside of the enum for assignments. - var containerName = getNamespaceContainerName(node); - // `exportName` is the expression used within this node's container for any exported references. - var exportName = ts.hasModifier(node, 1 /* Export */) - ? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true) - : ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); - // x || (x = {}) - // exports.x || (exports.x = {}) - var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral())); - if (hasNamespaceQualifiedExportName(node)) { - // `localName` is the expression used within this node's containing scope for any local references. - var localName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); - // x = (exports.x || (exports.x = {})) - moduleArg = ts.createAssignment(localName, moduleArg); + return block; + } + function transformFunctionBody(node) { + resumeLexicalEnvironment(); + var statementOffset = 0; + var statements = []; + var body = ts.visitNode(node.body, visitor, ts.isConciseBody); + if (ts.isBlock(body)) { + statementOffset = ts.addPrologue(statements, body.statements, /*ensureUseStrict*/ false, visitor); + } + ts.addRange(statements, appendObjectRestAssignmentsIfNeeded(/*statements*/ undefined, node)); + var trailingStatements = endLexicalEnvironment(); + if (statementOffset > 0 || ts.some(statements) || ts.some(trailingStatements)) { + var block = ts.convertToFunctionBody(body, /*multiLine*/ true); + ts.addRange(statements, block.statements.slice(statementOffset)); + ts.addRange(statements, trailingStatements); + return ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(statements), block.statements)); + } + return body; + } + function appendObjectRestAssignmentsIfNeeded(statements, node) { + for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { + var parameter = _a[_i]; + if (parameter.transformFlags & 1048576 /* ContainsObjectRest */) { + var temp = ts.getGeneratedNameForNode(parameter); + var declarations = ts.flattenDestructuringBinding(parameter, visitor, context, 1 /* ObjectRest */, temp, + /*doNotRecordTempVariablesInLine*/ false, + /*skipInitializer*/ true); + if (ts.some(declarations)) { + var statement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList(declarations)); + ts.setEmitFlags(statement, 1048576 /* CustomPrologue */); + statements = ts.append(statements, statement); + } + } } - // (function (x) { - // x[x["y"] = 0] = "y"; - // ... - // })(x || (x = {})); - var enumStatement = ts.createStatement(ts.createCall(ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], - /*type*/ undefined, transformEnumBody(node, containerName)), - /*typeArguments*/ undefined, [moduleArg]), - /*location*/ node); - ts.setOriginalNode(enumStatement, node); - ts.setEmitFlags(enumStatement, emitFlags); - statements.push(enumStatement); - // Add a DeclarationMarker for the enum to preserve trailing comments and mark - // the end of the declaration. - statements.push(ts.createEndOfDeclarationMarker(node)); return statements; } - /** - * Transforms the body of an enum declaration. - * - * @param node The enum declaration node. - */ - function transformEnumBody(node, localName) { - var savedCurrentNamespaceLocalName = currentNamespaceContainerName; - currentNamespaceContainerName = localName; - var statements = []; - startLexicalEnvironment(); - ts.addRange(statements, ts.map(node.members, transformEnumMember)); - ts.addRange(statements, endLexicalEnvironment()); - currentNamespaceContainerName = savedCurrentNamespaceLocalName; - return ts.createBlock(ts.createNodeArray(statements, /*location*/ node.members), - /*location*/ undefined, - /*multiLine*/ true); + function enableSubstitutionForAsyncMethodsWithSuper() { + if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { + enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; + // We need to enable substitutions for call, property access, and element access + // if we need to rewrite super calls. + context.enableSubstitution(181 /* CallExpression */); + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(180 /* ElementAccessExpression */); + // We need to be notified when entering and exiting declarations that bind super. + context.enableEmitNotification(229 /* ClassDeclaration */); + context.enableEmitNotification(151 /* MethodDeclaration */); + context.enableEmitNotification(153 /* GetAccessor */); + context.enableEmitNotification(154 /* SetAccessor */); + context.enableEmitNotification(152 /* Constructor */); + } } /** - * Transforms an enum member into a statement. + * Called by the printer just before a node is printed. * - * @param member The enum member node. + * @param hint A hint as to the intended usage of the node. + * @param node The node to be printed. + * @param emitCallback The callback used to emit the node. */ - function transformEnumMember(member) { - // enums don't support computed properties - // we pass false as 'generateNameForComputedPropertyName' for a backward compatibility purposes - // old emitter always generate 'expression' part of the name as-is. - var name = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ false); - return ts.createStatement(ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), transformEnumMemberDeclarationValue(member))), name, - /*location*/ member), - /*location*/ member); + function onEmitNode(hint, node, emitCallback) { + // If we need to support substitutions for `super` in an async method, + // we should track it here. + if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { + var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); + if (superContainerFlags !== enclosingSuperContainerFlags) { + var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags; + enclosingSuperContainerFlags = superContainerFlags; + previousOnEmitNode(hint, node, emitCallback); + enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags; + return; + } + } + previousOnEmitNode(hint, node, emitCallback); } /** - * Transforms the value of an enum member. + * Hooks node substitutions. * - * @param member The enum member node. + * @param hint The context for the emitter. + * @param node The node to substitute. */ - function transformEnumMemberDeclarationValue(member) { - var value = resolver.getConstantValue(member); - if (value !== undefined) { - return ts.createLiteral(value); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */ && enclosingSuperContainerFlags) { + return substituteExpression(node); + } + return node; + } + function substituteExpression(node) { + switch (node.kind) { + case 179 /* PropertyAccessExpression */: + return substitutePropertyAccessExpression(node); + case 180 /* ElementAccessExpression */: + return substituteElementAccessExpression(node); + case 181 /* CallExpression */: + return substituteCallExpression(node); + } + return node; + } + function substitutePropertyAccessExpression(node) { + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(ts.createLiteral(ts.idText(node.name)), node); + } + return node; + } + function substituteElementAccessExpression(node) { + if (node.expression.kind === 97 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(node.argumentExpression, node); + } + return node; + } + function substituteCallExpression(node) { + var expression = node.expression; + if (ts.isSuperProperty(expression)) { + var argumentExpression = ts.isPropertyAccessExpression(expression) + ? substitutePropertyAccessExpression(expression) + : substituteElementAccessExpression(expression); + return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), + /*typeArguments*/ undefined, [ + ts.createThis() + ].concat(node.arguments)); + } + return node; + } + function isSuperContainer(node) { + var kind = node.kind; + return kind === 229 /* ClassDeclaration */ + || kind === 152 /* Constructor */ + || kind === 151 /* MethodDeclaration */ + || kind === 153 /* GetAccessor */ + || kind === 154 /* SetAccessor */; + } + function createSuperAccessInAsyncMethod(argumentExpression, location) { + if (enclosingSuperContainerFlags & 4096 /* AsyncMethodWithSuperBinding */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), "value"), location); } else { - enableSubstitutionForNonQualifiedEnumMembers(); - if (member.initializer) { - return ts.visitNode(member.initializer, visitor, ts.isExpression); - } - else { - return ts.createVoidZero(); - } + return ts.setTextRange(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), location); } } + } + ts.transformESNext = transformESNext; + var assignHelper = { + name: "typescript:assign", + scoped: false, + priority: 1, + text: "\n var __assign = (this && this.__assign) || Object.assign || function(t) {\n for (var s, i = 1, n = arguments.length; i < n; i++) {\n s = arguments[i];\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n t[p] = s[p];\n }\n return t;\n };" + }; + function createAssignHelper(context, attributesSegments) { + if (context.getCompilerOptions().target >= 2 /* ES2015 */) { + return ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "assign"), + /*typeArguments*/ undefined, attributesSegments); + } + context.requestEmitHelper(assignHelper); + return ts.createCall(ts.getHelperName("__assign"), + /*typeArguments*/ undefined, attributesSegments); + } + ts.createAssignHelper = createAssignHelper; + var awaitHelper = { + name: "typescript:await", + scoped: false, + text: "\n var __await = (this && this.__await) || function (v) { return this instanceof __await ? (this.v = v, this) : new __await(v); }\n " + }; + function createAwaitHelper(context, expression) { + context.requestEmitHelper(awaitHelper); + return ts.createCall(ts.getHelperName("__await"), /*typeArguments*/ undefined, [expression]); + } + var asyncGeneratorHelper = { + name: "typescript:asyncGenerator", + scoped: false, + text: "\n var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var g = generator.apply(thisArg, _arguments || []), i, q = [];\n return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () { return this; }, i;\n function verb(n) { if (g[n]) i[n] = function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]) > 1 || resume(n, v); }); }; }\n function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(q[0][3], e); } }\n function step(r) { r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r); }\n function fulfill(value) { resume(\"next\", value); }\n function reject(value) { resume(\"throw\", value); }\n function settle(f, v) { if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]); }\n };\n " + }; + function createAsyncGeneratorHelper(context, generatorFunc) { + context.requestEmitHelper(awaitHelper); + context.requestEmitHelper(asyncGeneratorHelper); + // Mark this node as originally an async function + (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 262144 /* AsyncFunctionBody */; + return ts.createCall(ts.getHelperName("__asyncGenerator"), + /*typeArguments*/ undefined, [ + ts.createThis(), + ts.createIdentifier("arguments"), + generatorFunc + ]); + } + var asyncDelegator = { + name: "typescript:asyncDelegator", + scoped: false, + text: "\n var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n var i, p;\n return i = {}, verb(\"next\"), verb(\"throw\", function (e) { throw e; }), verb(\"return\"), i[Symbol.iterator] = function () { return this; }, i;\n function verb(n, f) { if (o[n]) i[n] = function (v) { return (p = !p) ? { value: __await(o[n](v)), done: n === \"return\" } : f ? f(v) : v; }; }\n };\n " + }; + function createAsyncDelegatorHelper(context, expression, location) { + context.requestEmitHelper(awaitHelper); + context.requestEmitHelper(asyncDelegator); + return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncDelegator"), + /*typeArguments*/ undefined, [expression]), location); + } + var asyncValues = { + name: "typescript:asyncValues", + scoped: false, + text: "\n var __asyncValues = (this && this.__asyncIterator) || function (o) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var m = o[Symbol.asyncIterator];\n return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n };\n " + }; + function createAsyncValuesHelper(context, expression, location) { + context.requestEmitHelper(asyncValues); + return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncValues"), + /*typeArguments*/ undefined, [expression]), location); + } +})(ts || (ts = {})); +/// +/// +/// +/*@internal*/ +var ts; +(function (ts) { + function transformJsx(context) { + var compilerOptions = context.getCompilerOptions(); + return transformSourceFile; /** - * Determines whether to elide a module declaration. + * Transform JSX-specific syntax in a SourceFile. * - * @param node The module declaration node. + * @param node A SourceFile node. */ - function shouldEmitModuleDeclaration(node) { - return ts.isInstantiatedModule(node, compilerOptions.preserveConstEnums || compilerOptions.isolatedModules); + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; + } + var visited = ts.visitEachChild(node, visitor, context); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + return visited; } - /** - * Determines whether an exported declaration will have a qualified export name (e.g. `f.x` - * or `exports.x`). - */ - function hasNamespaceQualifiedExportName(node) { - return isNamespaceExport(node) - || (isExternalModuleExport(node) - && moduleKind !== ts.ModuleKind.ES2015 - && moduleKind !== ts.ModuleKind.System); + function visitor(node) { + if (node.transformFlags & 4 /* ContainsJsx */) { + return visitorWorker(node); + } + else { + return node; + } } - /** - * Records that a declaration was emitted in the current scope, if it was the first - * declaration for the provided symbol. - * - * NOTE: if there is ever a transformation above this one, we may not be able to rely - * on symbol names. - */ - function recordEmittedDeclarationInScope(node) { - var name = node.symbol && node.symbol.name; - if (name) { - if (!currentScopeFirstDeclarationsOfName) { - currentScopeFirstDeclarationsOfName = ts.createMap(); - } - if (!(name in currentScopeFirstDeclarationsOfName)) { - currentScopeFirstDeclarationsOfName[name] = node; - } + function visitorWorker(node) { + switch (node.kind) { + case 249 /* JsxElement */: + return visitJsxElement(node, /*isChild*/ false); + case 250 /* JsxSelfClosingElement */: + return visitJsxSelfClosingElement(node, /*isChild*/ false); + case 256 /* JsxExpression */: + return visitJsxExpression(node); + default: + return ts.visitEachChild(node, visitor, context); } } - /** - * Determines whether a declaration is the first declaration with the same name emitted - * in the current scope. - */ - function isFirstEmittedDeclarationInScope(node) { - if (currentScopeFirstDeclarationsOfName) { - var name_33 = node.symbol && node.symbol.name; - if (name_33) { - return currentScopeFirstDeclarationsOfName[name_33] === node; - } + function transformJsxChildToExpression(node) { + switch (node.kind) { + case 10 /* JsxText */: + return visitJsxText(node); + case 256 /* JsxExpression */: + return visitJsxExpression(node); + case 249 /* JsxElement */: + return visitJsxElement(node, /*isChild*/ true); + case 250 /* JsxSelfClosingElement */: + return visitJsxSelfClosingElement(node, /*isChild*/ true); + default: + ts.Debug.failBadSyntaxKind(node); + return undefined; } - return false; } - /** - * Adds a leading VariableStatement for a enum or module declaration. - */ - function addVarForEnumOrModuleDeclaration(statements, node) { - // Emit a variable statement for the module. - var statement = ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), [ - ts.createVariableDeclaration(ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true)) - ]); - ts.setOriginalNode(statement, node); - recordEmittedDeclarationInScope(node); - if (isFirstEmittedDeclarationInScope(node)) { - // Adjust the source map emit to match the old emitter. - if (node.kind === 229 /* EnumDeclaration */) { - ts.setSourceMapRange(statement.declarationList, node); - } - else { - ts.setSourceMapRange(statement, node); - } - // Trailing comments for module declaration should be emitted after the function closure - // instead of the variable statement: - // - // /** Module comment*/ - // module m1 { - // function foo4Export() { - // } - // } // trailing comment module - // - // Should emit: - // - // /** Module comment*/ - // var m1; - // (function (m1) { - // function foo4Export() { - // } - // })(m1 || (m1 = {})); // trailing comment module - // - ts.setCommentRange(statement, node); - ts.setEmitFlags(statement, 1024 /* NoTrailingComments */ | 2097152 /* HasEndOfDeclarationMarker */); - statements.push(statement); - return true; + function visitJsxElement(node, isChild) { + return visitJsxOpeningLikeElement(node.openingElement, node.children, isChild, /*location*/ node); + } + function visitJsxSelfClosingElement(node, isChild) { + return visitJsxOpeningLikeElement(node, /*children*/ undefined, isChild, /*location*/ node); + } + function visitJsxOpeningLikeElement(node, children, isChild, location) { + var tagName = getTagName(node); + var objectProperties; + var attrs = node.attributes.properties; + if (attrs.length === 0) { + // When there are no attributes, React wants "null" + objectProperties = ts.createNull(); } else { - // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding - // declaration we do not emit a leading variable declaration. To preserve the - // begin/end semantics of the declararation and to properly handle exports - // we wrap the leading variable declaration in a `MergeDeclarationMarker`. - var mergeMarker = ts.createMergeDeclarationMarker(statement); - ts.setEmitFlags(mergeMarker, 1536 /* NoComments */ | 2097152 /* HasEndOfDeclarationMarker */); - statements.push(mergeMarker); - return false; + // Map spans of JsxAttribute nodes into object literals and spans + // of JsxSpreadAttribute nodes into expressions. + var segments = ts.flatten(ts.spanMap(attrs, ts.isJsxSpreadAttribute, function (attrs, isSpread) { return isSpread + ? ts.map(attrs, transformJsxSpreadAttributeToExpression) + : ts.createObjectLiteral(ts.map(attrs, transformJsxAttributeToObjectLiteralElement)); })); + if (ts.isJsxSpreadAttribute(attrs[0])) { + // We must always emit at least one object literal before a spread + // argument. + segments.unshift(ts.createObjectLiteral()); + } + // Either emit one big object literal (no spread attribs), or + // a call to the __assign helper. + objectProperties = ts.singleOrUndefined(segments); + if (!objectProperties) { + objectProperties = ts.createAssignHelper(context, segments); + } + } + var element = ts.createExpressionForJsxElement(context.getEmitResolver().getJsxFactoryEntity(), compilerOptions.reactNamespace, tagName, objectProperties, ts.mapDefined(children, transformJsxChildToExpression), node, location); + if (isChild) { + ts.startOnNewLine(element); } + return element; } - /** - * Visits a module declaration node. - * - * This function will be called any time a TypeScript namespace (ModuleDeclaration) is encountered. - * - * @param node The module declaration node. - */ - function visitModuleDeclaration(node) { - if (!shouldEmitModuleDeclaration(node)) { - return ts.createNotEmittedStatement(node); + function transformJsxSpreadAttributeToExpression(node) { + return ts.visitNode(node.expression, visitor, ts.isExpression); + } + function transformJsxAttributeToObjectLiteralElement(node) { + var name = getAttributeName(node); + var expression = transformJsxAttributeInitializer(node.initializer); + return ts.createPropertyAssignment(name, expression); + } + function transformJsxAttributeInitializer(node) { + if (node === undefined) { + return ts.createTrue(); } - ts.Debug.assert(ts.isIdentifier(node.name), "TypeScript module should have an Identifier name."); - enableSubstitutionForNamespaceExports(); - var statements = []; - // We request to be advised when the printer is about to print this node. This allows - // us to set up the correct state for later substitutions. - var emitFlags = 2 /* AdviseOnEmitNode */; - // If needed, we should emit a variable declaration for the module. If we emit - // a leading variable declaration, we should not emit leading comments for the - // module body. - if (addVarForEnumOrModuleDeclaration(statements, node)) { - // We should still emit the comments if we are emitting a system module. - if (moduleKind !== ts.ModuleKind.System || currentScope !== currentSourceFile) { - emitFlags |= 512 /* NoLeadingComments */; + else if (node.kind === 9 /* StringLiteral */) { + var decoded = tryDecodeEntities(node.text); + return decoded ? ts.setTextRange(ts.createLiteral(decoded), node) : node; + } + else if (node.kind === 256 /* JsxExpression */) { + if (node.expression === undefined) { + return ts.createTrue(); } + return visitJsxExpression(node); } - // `parameterName` is the declaration name used inside of the namespace. - var parameterName = getNamespaceParameterName(node); - // `containerName` is the expression used inside of the namespace for exports. - var containerName = getNamespaceContainerName(node); - // `exportName` is the expression used within this node's container for any exported references. - var exportName = ts.hasModifier(node, 1 /* Export */) - ? ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true) - : ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); - // x || (x = {}) - // exports.x || (exports.x = {}) - var moduleArg = ts.createLogicalOr(exportName, ts.createAssignment(exportName, ts.createObjectLiteral())); - if (hasNamespaceQualifiedExportName(node)) { - // `localName` is the expression used within this node's containing scope for any local references. - var localName = ts.getLocalName(node, /*allowComments*/ false, /*allowSourceMaps*/ true); - // x = (exports.x || (exports.x = {})) - moduleArg = ts.createAssignment(localName, moduleArg); + else { + ts.Debug.failBadSyntaxKind(node); } - // (function (x_1) { - // x_1.y = ...; - // })(x || (x = {})); - var moduleStatement = ts.createStatement(ts.createCall(ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], - /*type*/ undefined, transformModuleBody(node, containerName)), - /*typeArguments*/ undefined, [moduleArg]), - /*location*/ node); - ts.setOriginalNode(moduleStatement, node); - ts.setEmitFlags(moduleStatement, emitFlags); - statements.push(moduleStatement); - // Add a DeclarationMarker for the namespace to preserve trailing comments and mark - // the end of the declaration. - statements.push(ts.createEndOfDeclarationMarker(node)); - return statements; + } + function visitJsxText(node) { + var fixed = fixupWhitespaceAndDecodeEntities(ts.getTextOfNode(node, /*includeTrivia*/ true)); + return fixed === undefined ? undefined : ts.createLiteral(fixed); } /** - * Transforms the body of a module declaration. + * JSX trims whitespace at the end and beginning of lines, except that the + * start/end of a tag is considered a start/end of a line only if that line is + * on the same line as the closing tag. See examples in + * tests/cases/conformance/jsx/tsxReactEmitWhitespace.tsx + * See also https://www.w3.org/TR/html4/struct/text.html#h-9.1 and https://www.w3.org/TR/CSS2/text.html#white-space-model * - * @param node The module declaration node. - */ - function transformModuleBody(node, namespaceLocalName) { - var savedCurrentNamespaceContainerName = currentNamespaceContainerName; - var savedCurrentNamespace = currentNamespace; - var savedCurrentScopeFirstDeclarationsOfName = currentScopeFirstDeclarationsOfName; - currentNamespaceContainerName = namespaceLocalName; - currentNamespace = node; - currentScopeFirstDeclarationsOfName = undefined; - var statements = []; - startLexicalEnvironment(); - var statementsLocation; - var blockLocation; - var body = node.body; - if (body.kind === 231 /* ModuleBlock */) { - saveStateAndInvoke(body, function (body) { return ts.addRange(statements, ts.visitNodes(body.statements, namespaceElementVisitor, ts.isStatement)); }); - statementsLocation = body.statements; - blockLocation = body; - } - else { - var result = visitModuleDeclaration(body); - if (result) { - if (ts.isArray(result)) { - ts.addRange(statements, result); + * An equivalent algorithm would be: + * - If there is only one line, return it. + * - If there is only whitespace (but multiple lines), return `undefined`. + * - Split the text into lines. + * - 'trimRight' the first line, 'trimLeft' the last line, 'trim' middle lines. + * - Decode entities on each line (individually). + * - Remove empty lines and join the rest with " ". + */ + function fixupWhitespaceAndDecodeEntities(text) { + var acc; + // First non-whitespace character on this line. + var firstNonWhitespace = 0; + // Last non-whitespace character on this line. + var lastNonWhitespace = -1; + // These initial values are special because the first line is: + // firstNonWhitespace = 0 to indicate that we want leading whitsepace, + // but lastNonWhitespace = -1 as a special flag to indicate that we *don't* include the line if it's all whitespace. + for (var i = 0; i < text.length; i++) { + var c = text.charCodeAt(i); + if (ts.isLineBreak(c)) { + // If we've seen any non-whitespace characters on this line, add the 'trim' of the line. + // (lastNonWhitespace === -1 is a special flag to detect whether the first line is all whitespace.) + if (firstNonWhitespace !== -1 && lastNonWhitespace !== -1) { + acc = addLineOfJsxText(acc, text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1)); } - else { - statements.push(result); + // Reset firstNonWhitespace for the next line. + // Don't bother to reset lastNonWhitespace because we ignore it if firstNonWhitespace = -1. + firstNonWhitespace = -1; + } + else if (!ts.isWhiteSpaceSingleLine(c)) { + lastNonWhitespace = i; + if (firstNonWhitespace === -1) { + firstNonWhitespace = i; } } - var moduleBlock = getInnerMostModuleDeclarationFromDottedModule(node).body; - statementsLocation = ts.moveRangePos(moduleBlock.statements, -1); - } - ts.addRange(statements, endLexicalEnvironment()); - currentNamespaceContainerName = savedCurrentNamespaceContainerName; - currentNamespace = savedCurrentNamespace; - currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName; - var block = ts.createBlock(ts.createNodeArray(statements, - /*location*/ statementsLocation), - /*location*/ blockLocation, - /*multiLine*/ true); - // namespace hello.hi.world { - // function foo() {} - // - // // TODO, blah - // } - // - // should be emitted as - // - // var hello; - // (function (hello) { - // var hi; - // (function (hi) { - // var world; - // (function (world) { - // function foo() { } - // // TODO, blah - // })(world = hi.world || (hi.world = {})); - // })(hi = hello.hi || (hello.hi = {})); - // })(hello || (hello = {})); - // We only want to emit comment on the namespace which contains block body itself, not the containing namespaces. - if (body.kind !== 231 /* ModuleBlock */) { - ts.setEmitFlags(block, ts.getEmitFlags(block) | 1536 /* NoComments */); } - return block; + return firstNonWhitespace !== -1 + // Last line had a non-whitespace character. Emit the 'trimLeft', meaning keep trailing whitespace. + ? addLineOfJsxText(acc, text.substr(firstNonWhitespace)) + // Last line was all whitespace, so ignore it + : acc; } - function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) { - if (moduleDeclaration.body.kind === 230 /* ModuleDeclaration */) { - var recursiveInnerModule = getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration.body); - return recursiveInnerModule || moduleDeclaration.body; - } + function addLineOfJsxText(acc, trimmedLine) { + // We do not escape the string here as that is handled by the printer + // when it emits the literal. We do, however, need to decode JSX entities. + var decoded = decodeEntities(trimmedLine); + return acc === undefined ? decoded : acc + " " + decoded; } /** - * Visits an import declaration, eliding it if it is not referenced. - * - * @param node The import declaration node. + * Replace entities like " ", "{", and "�" with the characters they encode. + * See https://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references */ - function visitImportDeclaration(node) { - if (!node.importClause) { - // Do not elide a side-effect only import declaration. - // import "foo"; - return node; - } - // Elide the declaration if the import clause was elided. - var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause, /*optional*/ true); - return importClause - ? ts.updateImportDeclaration(node, - /*decorators*/ undefined, - /*modifiers*/ undefined, importClause, node.moduleSpecifier) - : undefined; + function decodeEntities(text) { + return text.replace(/&((#((\d+)|x([\da-fA-F]+)))|(\w+));/g, function (match, _all, _number, _digits, decimal, hex, word) { + if (decimal) { + return String.fromCharCode(parseInt(decimal, 10)); + } + else if (hex) { + return String.fromCharCode(parseInt(hex, 16)); + } + else { + var ch = entities.get(word); + // If this is not a valid entity, then just use `match` (replace it with itself, i.e. don't replace) + return ch ? String.fromCharCode(ch) : match; + } + }); } - /** - * Visits an import clause, eliding it if it is not referenced. - * - * @param node The import clause node. - */ - function visitImportClause(node) { - // Elide the import clause if we elide both its name and its named bindings. - var name = resolver.isReferencedAliasDeclaration(node) ? node.name : undefined; - var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings, /*optional*/ true); - return (name || namedBindings) ? ts.updateImportClause(node, name, namedBindings) : undefined; + /** Like `decodeEntities` but returns `undefined` if there were no entities to decode. */ + function tryDecodeEntities(text) { + var decoded = decodeEntities(text); + return decoded === text ? undefined : decoded; + } + function getTagName(node) { + if (node.kind === 249 /* JsxElement */) { + return getTagName(node.openingElement); + } + else { + var name = node.tagName; + if (ts.isIdentifier(name) && ts.isIntrinsicJsxName(name.escapedText)) { + return ts.createLiteral(ts.idText(name)); + } + else { + return ts.createExpressionFromEntityName(name); + } + } } /** - * Visits named import bindings, eliding it if it is not referenced. - * - * @param node The named import bindings node. + * Emit an attribute name, which is quoted if it needs to be quoted. Because + * these emit into an object literal property name, we don't need to be worried + * about keywords, just non-identifier characters */ - function visitNamedImportBindings(node) { - if (node.kind === 237 /* NamespaceImport */) { - // Elide a namespace import if it is not referenced. - return resolver.isReferencedAliasDeclaration(node) ? node : undefined; + function getAttributeName(node) { + var name = node.name; + var text = ts.idText(name); + if (/^[A-Za-z_]\w*$/.test(text)) { + return name; } else { - // Elide named imports if all of its import specifiers are elided. - var elements = ts.visitNodes(node.elements, visitImportSpecifier, ts.isImportSpecifier); - return ts.some(elements) ? ts.updateNamedImports(node, elements) : undefined; + return ts.createLiteral(text); + } + } + function visitJsxExpression(node) { + return ts.visitNode(node.expression, visitor, ts.isExpression); + } + } + ts.transformJsx = transformJsx; + var entities = ts.createMapFromTemplate({ + "quot": 0x0022, + "amp": 0x0026, + "apos": 0x0027, + "lt": 0x003C, + "gt": 0x003E, + "nbsp": 0x00A0, + "iexcl": 0x00A1, + "cent": 0x00A2, + "pound": 0x00A3, + "curren": 0x00A4, + "yen": 0x00A5, + "brvbar": 0x00A6, + "sect": 0x00A7, + "uml": 0x00A8, + "copy": 0x00A9, + "ordf": 0x00AA, + "laquo": 0x00AB, + "not": 0x00AC, + "shy": 0x00AD, + "reg": 0x00AE, + "macr": 0x00AF, + "deg": 0x00B0, + "plusmn": 0x00B1, + "sup2": 0x00B2, + "sup3": 0x00B3, + "acute": 0x00B4, + "micro": 0x00B5, + "para": 0x00B6, + "middot": 0x00B7, + "cedil": 0x00B8, + "sup1": 0x00B9, + "ordm": 0x00BA, + "raquo": 0x00BB, + "frac14": 0x00BC, + "frac12": 0x00BD, + "frac34": 0x00BE, + "iquest": 0x00BF, + "Agrave": 0x00C0, + "Aacute": 0x00C1, + "Acirc": 0x00C2, + "Atilde": 0x00C3, + "Auml": 0x00C4, + "Aring": 0x00C5, + "AElig": 0x00C6, + "Ccedil": 0x00C7, + "Egrave": 0x00C8, + "Eacute": 0x00C9, + "Ecirc": 0x00CA, + "Euml": 0x00CB, + "Igrave": 0x00CC, + "Iacute": 0x00CD, + "Icirc": 0x00CE, + "Iuml": 0x00CF, + "ETH": 0x00D0, + "Ntilde": 0x00D1, + "Ograve": 0x00D2, + "Oacute": 0x00D3, + "Ocirc": 0x00D4, + "Otilde": 0x00D5, + "Ouml": 0x00D6, + "times": 0x00D7, + "Oslash": 0x00D8, + "Ugrave": 0x00D9, + "Uacute": 0x00DA, + "Ucirc": 0x00DB, + "Uuml": 0x00DC, + "Yacute": 0x00DD, + "THORN": 0x00DE, + "szlig": 0x00DF, + "agrave": 0x00E0, + "aacute": 0x00E1, + "acirc": 0x00E2, + "atilde": 0x00E3, + "auml": 0x00E4, + "aring": 0x00E5, + "aelig": 0x00E6, + "ccedil": 0x00E7, + "egrave": 0x00E8, + "eacute": 0x00E9, + "ecirc": 0x00EA, + "euml": 0x00EB, + "igrave": 0x00EC, + "iacute": 0x00ED, + "icirc": 0x00EE, + "iuml": 0x00EF, + "eth": 0x00F0, + "ntilde": 0x00F1, + "ograve": 0x00F2, + "oacute": 0x00F3, + "ocirc": 0x00F4, + "otilde": 0x00F5, + "ouml": 0x00F6, + "divide": 0x00F7, + "oslash": 0x00F8, + "ugrave": 0x00F9, + "uacute": 0x00FA, + "ucirc": 0x00FB, + "uuml": 0x00FC, + "yacute": 0x00FD, + "thorn": 0x00FE, + "yuml": 0x00FF, + "OElig": 0x0152, + "oelig": 0x0153, + "Scaron": 0x0160, + "scaron": 0x0161, + "Yuml": 0x0178, + "fnof": 0x0192, + "circ": 0x02C6, + "tilde": 0x02DC, + "Alpha": 0x0391, + "Beta": 0x0392, + "Gamma": 0x0393, + "Delta": 0x0394, + "Epsilon": 0x0395, + "Zeta": 0x0396, + "Eta": 0x0397, + "Theta": 0x0398, + "Iota": 0x0399, + "Kappa": 0x039A, + "Lambda": 0x039B, + "Mu": 0x039C, + "Nu": 0x039D, + "Xi": 0x039E, + "Omicron": 0x039F, + "Pi": 0x03A0, + "Rho": 0x03A1, + "Sigma": 0x03A3, + "Tau": 0x03A4, + "Upsilon": 0x03A5, + "Phi": 0x03A6, + "Chi": 0x03A7, + "Psi": 0x03A8, + "Omega": 0x03A9, + "alpha": 0x03B1, + "beta": 0x03B2, + "gamma": 0x03B3, + "delta": 0x03B4, + "epsilon": 0x03B5, + "zeta": 0x03B6, + "eta": 0x03B7, + "theta": 0x03B8, + "iota": 0x03B9, + "kappa": 0x03BA, + "lambda": 0x03BB, + "mu": 0x03BC, + "nu": 0x03BD, + "xi": 0x03BE, + "omicron": 0x03BF, + "pi": 0x03C0, + "rho": 0x03C1, + "sigmaf": 0x03C2, + "sigma": 0x03C3, + "tau": 0x03C4, + "upsilon": 0x03C5, + "phi": 0x03C6, + "chi": 0x03C7, + "psi": 0x03C8, + "omega": 0x03C9, + "thetasym": 0x03D1, + "upsih": 0x03D2, + "piv": 0x03D6, + "ensp": 0x2002, + "emsp": 0x2003, + "thinsp": 0x2009, + "zwnj": 0x200C, + "zwj": 0x200D, + "lrm": 0x200E, + "rlm": 0x200F, + "ndash": 0x2013, + "mdash": 0x2014, + "lsquo": 0x2018, + "rsquo": 0x2019, + "sbquo": 0x201A, + "ldquo": 0x201C, + "rdquo": 0x201D, + "bdquo": 0x201E, + "dagger": 0x2020, + "Dagger": 0x2021, + "bull": 0x2022, + "hellip": 0x2026, + "permil": 0x2030, + "prime": 0x2032, + "Prime": 0x2033, + "lsaquo": 0x2039, + "rsaquo": 0x203A, + "oline": 0x203E, + "frasl": 0x2044, + "euro": 0x20AC, + "image": 0x2111, + "weierp": 0x2118, + "real": 0x211C, + "trade": 0x2122, + "alefsym": 0x2135, + "larr": 0x2190, + "uarr": 0x2191, + "rarr": 0x2192, + "darr": 0x2193, + "harr": 0x2194, + "crarr": 0x21B5, + "lArr": 0x21D0, + "uArr": 0x21D1, + "rArr": 0x21D2, + "dArr": 0x21D3, + "hArr": 0x21D4, + "forall": 0x2200, + "part": 0x2202, + "exist": 0x2203, + "empty": 0x2205, + "nabla": 0x2207, + "isin": 0x2208, + "notin": 0x2209, + "ni": 0x220B, + "prod": 0x220F, + "sum": 0x2211, + "minus": 0x2212, + "lowast": 0x2217, + "radic": 0x221A, + "prop": 0x221D, + "infin": 0x221E, + "ang": 0x2220, + "and": 0x2227, + "or": 0x2228, + "cap": 0x2229, + "cup": 0x222A, + "int": 0x222B, + "there4": 0x2234, + "sim": 0x223C, + "cong": 0x2245, + "asymp": 0x2248, + "ne": 0x2260, + "equiv": 0x2261, + "le": 0x2264, + "ge": 0x2265, + "sub": 0x2282, + "sup": 0x2283, + "nsub": 0x2284, + "sube": 0x2286, + "supe": 0x2287, + "oplus": 0x2295, + "otimes": 0x2297, + "perp": 0x22A5, + "sdot": 0x22C5, + "lceil": 0x2308, + "rceil": 0x2309, + "lfloor": 0x230A, + "rfloor": 0x230B, + "lang": 0x2329, + "rang": 0x232A, + "loz": 0x25CA, + "spades": 0x2660, + "clubs": 0x2663, + "hearts": 0x2665, + "diams": 0x2666 + }); +})(ts || (ts = {})); +/// +/// +/*@internal*/ +var ts; +(function (ts) { + function transformES2016(context) { + var hoistVariableDeclaration = context.hoistVariableDeclaration; + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; } + return ts.visitEachChild(node, visitor, context); } - /** - * Visits an import specifier, eliding it if it is not referenced. - * - * @param node The import specifier node. - */ - function visitImportSpecifier(node) { - // Elide an import specifier if it is not referenced. - return resolver.isReferencedAliasDeclaration(node) ? node : undefined; - } - /** - * Visits an export assignment, eliding it if it does not contain a clause that resolves - * to a value. - * - * @param node The export assignment node. - */ - function visitExportAssignment(node) { - // Elide the export assignment if it does not reference a value. - return resolver.isValueAliasDeclaration(node) - ? ts.visitEachChild(node, visitor, context) - : undefined; - } - /** - * Visits an export declaration, eliding it if it does not contain a clause that resolves - * to a value. - * - * @param node The export declaration node. - */ - function visitExportDeclaration(node) { - if (!node.exportClause) { - // Elide a star export if the module it references does not export a value. - return resolver.moduleExportsSomeValue(node.moduleSpecifier) ? node : undefined; + function visitor(node) { + if ((node.transformFlags & 32 /* ContainsES2016 */) === 0) { + return node; } - if (!resolver.isValueAliasDeclaration(node)) { - // Elide the export declaration if it does not export a value. - return undefined; + switch (node.kind) { + case 194 /* BinaryExpression */: + return visitBinaryExpression(node); + default: + return ts.visitEachChild(node, visitor, context); } - // Elide the export declaration if all of its named exports are elided. - var exportClause = ts.visitNode(node.exportClause, visitNamedExports, ts.isNamedExports, /*optional*/ true); - return exportClause - ? ts.updateExportDeclaration(node, - /*decorators*/ undefined, - /*modifiers*/ undefined, exportClause, node.moduleSpecifier) - : undefined; - } - /** - * Visits named exports, eliding it if it does not contain an export specifier that - * resolves to a value. - * - * @param node The named exports node. - */ - function visitNamedExports(node) { - // Elide the named exports if all of its export specifiers were elided. - var elements = ts.visitNodes(node.elements, visitExportSpecifier, ts.isExportSpecifier); - return ts.some(elements) ? ts.updateNamedExports(node, elements) : undefined; - } - /** - * Visits an export specifier, eliding it if it does not resolve to a value. - * - * @param node The export specifier node. - */ - function visitExportSpecifier(node) { - // Elide an export specifier if it does not reference a value. - return resolver.isValueAliasDeclaration(node) ? node : undefined; - } - /** - * Determines whether to emit an import equals declaration. - * - * @param node The import equals declaration node. - */ - function shouldEmitImportEqualsDeclaration(node) { - // preserve old compiler's behavior: emit 'var' for import declaration (even if we do not consider them referenced) when - // - current file is not external module - // - import declaration is top level and target is value imported by entity name - return resolver.isReferencedAliasDeclaration(node) - || (!ts.isExternalModule(currentSourceFile) - && resolver.isTopLevelValueImportEqualsWithEntityName(node)); } - /** - * Visits an import equals declaration. - * - * @param node The import equals declaration node. - */ - function visitImportEqualsDeclaration(node) { - if (ts.isExternalModuleImportEqualsDeclaration(node)) { - // Elide external module `import=` if it is not referenced. - return resolver.isReferencedAliasDeclaration(node) - ? ts.visitEachChild(node, visitor, context) - : undefined; + function visitBinaryExpression(node) { + switch (node.operatorToken.kind) { + case 62 /* AsteriskAsteriskEqualsToken */: + return visitExponentiationAssignmentExpression(node); + case 40 /* AsteriskAsteriskToken */: + return visitExponentiationExpression(node); + default: + return ts.visitEachChild(node, visitor, context); } - if (!shouldEmitImportEqualsDeclaration(node)) { - return undefined; + } + function visitExponentiationAssignmentExpression(node) { + var target; + var value; + var left = ts.visitNode(node.left, visitor, ts.isExpression); + var right = ts.visitNode(node.right, visitor, ts.isExpression); + if (ts.isElementAccessExpression(left)) { + // Transforms `a[x] **= b` into `(_a = a)[_x = x] = Math.pow(_a[_x], b)` + var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); + var argumentExpressionTemp = ts.createTempVariable(hoistVariableDeclaration); + target = ts.setTextRange(ts.createElementAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), ts.setTextRange(ts.createAssignment(argumentExpressionTemp, left.argumentExpression), left.argumentExpression)), left); + value = ts.setTextRange(ts.createElementAccess(expressionTemp, argumentExpressionTemp), left); } - var moduleReference = ts.createExpressionFromEntityName(node.moduleReference); - ts.setEmitFlags(moduleReference, 1536 /* NoComments */ | 2048 /* NoNestedComments */); - if (isNamedExternalModuleExport(node) || !isNamespaceExport(node)) { - // export var ${name} = ${moduleReference}; - // var ${name} = ${moduleReference}; - return ts.setOriginalNode(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ - ts.setOriginalNode(ts.createVariableDeclaration(node.name, - /*type*/ undefined, moduleReference), node) - ]), node), node); + else if (ts.isPropertyAccessExpression(left)) { + // Transforms `a.x **= b` into `(_a = a).x = Math.pow(_a.x, b)` + var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); + target = ts.setTextRange(ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), left.name), left); + value = ts.setTextRange(ts.createPropertyAccess(expressionTemp, left.name), left); } else { - // exports.${name} = ${moduleReference}; - return ts.setOriginalNode(createNamespaceExport(node.name, moduleReference, node), node); + // Transforms `a **= b` into `a = Math.pow(a, b)` + target = left; + value = left; } + return ts.setTextRange(ts.createAssignment(target, ts.createMathPow(value, right, /*location*/ node)), node); } - /** - * Gets a value indicating whether the node is exported from a namespace. - * - * @param node The node to test. - */ - function isNamespaceExport(node) { - return currentNamespace !== undefined && ts.hasModifier(node, 1 /* Export */); + function visitExponentiationExpression(node) { + // Transforms `a ** b` into `Math.pow(a, b)` + var left = ts.visitNode(node.left, visitor, ts.isExpression); + var right = ts.visitNode(node.right, visitor, ts.isExpression); + return ts.createMathPow(left, right, /*location*/ node); } + } + ts.transformES2016 = transformES2016; +})(ts || (ts = {})); +/// +/// +/// +/*@internal*/ +var ts; +(function (ts) { + var ES2015SubstitutionFlags; + (function (ES2015SubstitutionFlags) { + /** Enables substitutions for captured `this` */ + ES2015SubstitutionFlags[ES2015SubstitutionFlags["CapturedThis"] = 1] = "CapturedThis"; + /** Enables substitutions for block-scoped bindings. */ + ES2015SubstitutionFlags[ES2015SubstitutionFlags["BlockScopedBindings"] = 2] = "BlockScopedBindings"; + })(ES2015SubstitutionFlags || (ES2015SubstitutionFlags = {})); + var CopyDirection; + (function (CopyDirection) { + CopyDirection[CopyDirection["ToOriginal"] = 0] = "ToOriginal"; + CopyDirection[CopyDirection["ToOutParameter"] = 1] = "ToOutParameter"; + })(CopyDirection || (CopyDirection = {})); + var Jump; + (function (Jump) { + Jump[Jump["Break"] = 2] = "Break"; + Jump[Jump["Continue"] = 4] = "Continue"; + Jump[Jump["Return"] = 8] = "Return"; + })(Jump || (Jump = {})); + var SuperCaptureResult; + (function (SuperCaptureResult) { /** - * Gets a value indicating whether the node is exported from an external module. - * - * @param node The node to test. + * A capture may have been added for calls to 'super', but + * the caller should emit subsequent statements normally. */ - function isExternalModuleExport(node) { - return currentNamespace === undefined && ts.hasModifier(node, 1 /* Export */); - } + SuperCaptureResult[SuperCaptureResult["NoReplacement"] = 0] = "NoReplacement"; /** - * Gets a value indicating whether the node is a named export from an external module. + * A call to 'super()' got replaced with a capturing statement like: * - * @param node The node to test. + * var _this = _super.call(...) || this; + * + * Callers should skip the current statement. */ - function isNamedExternalModuleExport(node) { - return isExternalModuleExport(node) - && !ts.hasModifier(node, 512 /* Default */); - } + SuperCaptureResult[SuperCaptureResult["ReplaceSuperCapture"] = 1] = "ReplaceSuperCapture"; /** - * Gets a value indicating whether the node is the default export of an external module. + * A call to 'super()' got replaced with a capturing statement like: * - * @param node The node to test. + * return _super.call(...) || this; + * + * Callers should skip the current statement and avoid any returns of '_this'. */ - function isDefaultExternalModuleExport(node) { - return isExternalModuleExport(node) - && ts.hasModifier(node, 512 /* Default */); + SuperCaptureResult[SuperCaptureResult["ReplaceWithReturn"] = 2] = "ReplaceWithReturn"; + })(SuperCaptureResult || (SuperCaptureResult = {})); + // Facts we track as we traverse the tree + var HierarchyFacts; + (function (HierarchyFacts) { + HierarchyFacts[HierarchyFacts["None"] = 0] = "None"; + // + // Ancestor facts + // + HierarchyFacts[HierarchyFacts["Function"] = 1] = "Function"; + HierarchyFacts[HierarchyFacts["ArrowFunction"] = 2] = "ArrowFunction"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBody"] = 4] = "AsyncFunctionBody"; + HierarchyFacts[HierarchyFacts["NonStaticClassElement"] = 8] = "NonStaticClassElement"; + HierarchyFacts[HierarchyFacts["CapturesThis"] = 16] = "CapturesThis"; + HierarchyFacts[HierarchyFacts["ExportedVariableStatement"] = 32] = "ExportedVariableStatement"; + HierarchyFacts[HierarchyFacts["TopLevel"] = 64] = "TopLevel"; + HierarchyFacts[HierarchyFacts["Block"] = 128] = "Block"; + HierarchyFacts[HierarchyFacts["IterationStatement"] = 256] = "IterationStatement"; + HierarchyFacts[HierarchyFacts["IterationStatementBlock"] = 512] = "IterationStatementBlock"; + HierarchyFacts[HierarchyFacts["ForStatement"] = 1024] = "ForStatement"; + HierarchyFacts[HierarchyFacts["ForInOrForOfStatement"] = 2048] = "ForInOrForOfStatement"; + HierarchyFacts[HierarchyFacts["ConstructorWithCapturedSuper"] = 4096] = "ConstructorWithCapturedSuper"; + HierarchyFacts[HierarchyFacts["ComputedPropertyName"] = 8192] = "ComputedPropertyName"; + // NOTE: do not add more ancestor flags without also updating AncestorFactsMask below. + // + // Ancestor masks + // + HierarchyFacts[HierarchyFacts["AncestorFactsMask"] = 16383] = "AncestorFactsMask"; + // We are always in *some* kind of block scope, but only specific block-scope containers are + // top-level or Blocks. + HierarchyFacts[HierarchyFacts["BlockScopeIncludes"] = 0] = "BlockScopeIncludes"; + HierarchyFacts[HierarchyFacts["BlockScopeExcludes"] = 4032] = "BlockScopeExcludes"; + // A source file is a top-level block scope. + HierarchyFacts[HierarchyFacts["SourceFileIncludes"] = 64] = "SourceFileIncludes"; + HierarchyFacts[HierarchyFacts["SourceFileExcludes"] = 3968] = "SourceFileExcludes"; + // Functions, methods, and accessors are both new lexical scopes and new block scopes. + HierarchyFacts[HierarchyFacts["FunctionIncludes"] = 65] = "FunctionIncludes"; + HierarchyFacts[HierarchyFacts["FunctionExcludes"] = 16286] = "FunctionExcludes"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBodyIncludes"] = 69] = "AsyncFunctionBodyIncludes"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBodyExcludes"] = 16278] = "AsyncFunctionBodyExcludes"; + // Arrow functions are lexically scoped to their container, but are new block scopes. + HierarchyFacts[HierarchyFacts["ArrowFunctionIncludes"] = 66] = "ArrowFunctionIncludes"; + HierarchyFacts[HierarchyFacts["ArrowFunctionExcludes"] = 16256] = "ArrowFunctionExcludes"; + // Constructors are both new lexical scopes and new block scopes. Constructors are also + // always considered non-static members of a class. + HierarchyFacts[HierarchyFacts["ConstructorIncludes"] = 73] = "ConstructorIncludes"; + HierarchyFacts[HierarchyFacts["ConstructorExcludes"] = 16278] = "ConstructorExcludes"; + // 'do' and 'while' statements are not block scopes. We track that the subtree is contained + // within an IterationStatement to indicate whether the embedded statement is an + // IterationStatementBlock. + HierarchyFacts[HierarchyFacts["DoOrWhileStatementIncludes"] = 256] = "DoOrWhileStatementIncludes"; + HierarchyFacts[HierarchyFacts["DoOrWhileStatementExcludes"] = 0] = "DoOrWhileStatementExcludes"; + // 'for' statements are new block scopes and have special handling for 'let' declarations. + HierarchyFacts[HierarchyFacts["ForStatementIncludes"] = 1280] = "ForStatementIncludes"; + HierarchyFacts[HierarchyFacts["ForStatementExcludes"] = 3008] = "ForStatementExcludes"; + // 'for-in' and 'for-of' statements are new block scopes and have special handling for + // 'let' declarations. + HierarchyFacts[HierarchyFacts["ForInOrForOfStatementIncludes"] = 2304] = "ForInOrForOfStatementIncludes"; + HierarchyFacts[HierarchyFacts["ForInOrForOfStatementExcludes"] = 1984] = "ForInOrForOfStatementExcludes"; + // Blocks (other than function bodies) are new block scopes. + HierarchyFacts[HierarchyFacts["BlockIncludes"] = 128] = "BlockIncludes"; + HierarchyFacts[HierarchyFacts["BlockExcludes"] = 3904] = "BlockExcludes"; + HierarchyFacts[HierarchyFacts["IterationStatementBlockIncludes"] = 512] = "IterationStatementBlockIncludes"; + HierarchyFacts[HierarchyFacts["IterationStatementBlockExcludes"] = 4032] = "IterationStatementBlockExcludes"; + // Computed property names track subtree flags differently than their containing members. + HierarchyFacts[HierarchyFacts["ComputedPropertyNameIncludes"] = 8192] = "ComputedPropertyNameIncludes"; + HierarchyFacts[HierarchyFacts["ComputedPropertyNameExcludes"] = 0] = "ComputedPropertyNameExcludes"; + // + // Subtree facts + // + HierarchyFacts[HierarchyFacts["NewTarget"] = 16384] = "NewTarget"; + HierarchyFacts[HierarchyFacts["NewTargetInComputedPropertyName"] = 32768] = "NewTargetInComputedPropertyName"; + // + // Subtree masks + // + HierarchyFacts[HierarchyFacts["SubtreeFactsMask"] = -16384] = "SubtreeFactsMask"; + HierarchyFacts[HierarchyFacts["PropagateNewTargetMask"] = 49152] = "PropagateNewTargetMask"; + })(HierarchyFacts || (HierarchyFacts = {})); + function transformES2015(context) { + var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var compilerOptions = context.getCompilerOptions(); + var resolver = context.getEmitResolver(); + var previousOnSubstituteNode = context.onSubstituteNode; + var previousOnEmitNode = context.onEmitNode; + context.onEmitNode = onEmitNode; + context.onSubstituteNode = onSubstituteNode; + var currentSourceFile; + var currentText; + var hierarchyFacts; + var taggedTemplateStringDeclarations; + function recordTaggedTemplateString(temp) { + taggedTemplateStringDeclarations = ts.append(taggedTemplateStringDeclarations, ts.createVariableDeclaration(temp)); } /** - * Creates a statement for the provided expression. This is used in calls to `map`. + * Used to track if we are emitting body of the converted loop */ - function expressionToStatement(expression) { - return ts.createStatement(expression, /*location*/ undefined); - } - function addExportMemberAssignment(statements, node) { - var expression = ts.createAssignment(ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true), ts.getLocalName(node)); - ts.setSourceMapRange(expression, ts.createRange(node.name.pos, node.end)); - var statement = ts.createStatement(expression); - ts.setSourceMapRange(statement, ts.createRange(-1, node.end)); - statements.push(statement); - } - function createNamespaceExport(exportName, exportValue, location) { - return ts.createStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, /*allowComments*/ false, /*allowSourceMaps*/ true), exportValue), location); - } - function createNamespaceExportExpression(exportName, exportValue, location) { - return ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue, location); - } - function getNamespaceMemberNameWithSourceMapsAndWithoutComments(name) { - return ts.getNamespaceMemberName(currentNamespaceContainerName, name, /*allowComments*/ false, /*allowSourceMaps*/ true); - } + var convertedLoopState; /** - * Gets the declaration name used inside of a namespace or enum. + * Keeps track of whether substitutions have been enabled for specific cases. + * They are persisted between each SourceFile transformation and should not + * be reset. */ - function getNamespaceParameterName(node) { - var name = ts.getGeneratedNameForNode(node); - ts.setSourceMapRange(name, node.name); - return name; + var enabledSubstitutions; + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; + } + currentSourceFile = node; + currentText = node.text; + var visited = visitSourceFile(node); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + currentSourceFile = undefined; + currentText = undefined; + taggedTemplateStringDeclarations = undefined; + hierarchyFacts = 0 /* None */; + return visited; } /** - * Gets the expression used to refer to a namespace or enum within the body - * of its declaration. + * Sets the `HierarchyFacts` for this node prior to visiting this node's subtree, returning the facts set prior to modification. + * @param excludeFacts The existing `HierarchyFacts` to reset before visiting the subtree. + * @param includeFacts The new `HierarchyFacts` to set before visiting the subtree. */ - function getNamespaceContainerName(node) { - return ts.getGeneratedNameForNode(node); + function enterSubtree(excludeFacts, includeFacts) { + var ancestorFacts = hierarchyFacts; + hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & 16383 /* AncestorFactsMask */; + return ancestorFacts; } /** - * Gets a local alias for a class declaration if it is a decorated class with an internal - * reference to the static side of the class. This is necessary to avoid issues with - * double-binding semantics for the class name. + * Restores the `HierarchyFacts` for this node's ancestor after visiting this node's + * subtree, propagating specific facts from the subtree. + * @param ancestorFacts The `HierarchyFacts` of the ancestor to restore after visiting the subtree. + * @param excludeFacts The existing `HierarchyFacts` of the subtree that should not be propagated. + * @param includeFacts The new `HierarchyFacts` of the subtree that should be propagated. */ - function getClassAliasIfNeeded(node) { - if (resolver.getNodeCheckFlags(node) & 8388608 /* ClassWithConstructorReference */) { - enableSubstitutionForClassAliases(); - var classAlias = ts.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? node.name.text : "default"); - classAliases[ts.getOriginalNodeId(node)] = classAlias; - hoistVariableDeclaration(classAlias); - return classAlias; - } - } - function getClassPrototype(node) { - return ts.createPropertyAccess(ts.getDeclarationName(node), "prototype"); - } - function getClassMemberPrefix(node, member) { - return ts.hasModifier(member, 32 /* Static */) - ? ts.getDeclarationName(node) - : getClassPrototype(node); - } - function enableSubstitutionForNonQualifiedEnumMembers() { - if ((enabledSubstitutions & 8 /* NonQualifiedEnumMembers */) === 0) { - enabledSubstitutions |= 8 /* NonQualifiedEnumMembers */; - context.enableSubstitution(70 /* Identifier */); - } - } - function enableSubstitutionForClassAliases() { - if ((enabledSubstitutions & 1 /* ClassAliases */) === 0) { - enabledSubstitutions |= 1 /* ClassAliases */; - // We need to enable substitutions for identifiers. This allows us to - // substitute class names inside of a class declaration. - context.enableSubstitution(70 /* Identifier */); - // Keep track of class aliases. - classAliases = ts.createMap(); - } - } - function enableSubstitutionForNamespaceExports() { - if ((enabledSubstitutions & 2 /* NamespaceExports */) === 0) { - enabledSubstitutions |= 2 /* NamespaceExports */; - // We need to enable substitutions for identifiers and shorthand property assignments. This allows us to - // substitute the names of exported members of a namespace. - context.enableSubstitution(70 /* Identifier */); - context.enableSubstitution(258 /* ShorthandPropertyAssignment */); - // We need to be notified when entering and exiting namespaces. - context.enableEmitNotification(230 /* ModuleDeclaration */); - } + function exitSubtree(ancestorFacts, excludeFacts, includeFacts) { + hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & -16384 /* SubtreeFactsMask */ | ancestorFacts; } - function isTransformedModuleDeclaration(node) { - return ts.getOriginalNode(node).kind === 230 /* ModuleDeclaration */; + function isReturnVoidStatementInConstructorWithCapturedSuper(node) { + return hierarchyFacts & 4096 /* ConstructorWithCapturedSuper */ + && node.kind === 219 /* ReturnStatement */ + && !node.expression; } - function isTransformedEnumDeclaration(node) { - return ts.getOriginalNode(node).kind === 229 /* EnumDeclaration */; + function shouldVisitNode(node) { + return (node.transformFlags & 128 /* ContainsES2015 */) !== 0 + || convertedLoopState !== undefined + || (hierarchyFacts & 4096 /* ConstructorWithCapturedSuper */ && (ts.isStatement(node) || (node.kind === 207 /* Block */))) + || (ts.isIterationStatement(node, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node)) + || (ts.getEmitFlags(node) & 33554432 /* TypeScriptClassWrapper */) !== 0; } - /** - * Hook for node emit. - * - * @param emitContext A context hint for the emitter. - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. - */ - function onEmitNode(emitContext, node, emitCallback) { - var savedApplicableSubstitutions = applicableSubstitutions; - if (enabledSubstitutions & 2 /* NamespaceExports */ && isTransformedModuleDeclaration(node)) { - applicableSubstitutions |= 2 /* NamespaceExports */; + function visitor(node) { + if (shouldVisitNode(node)) { + return visitJavaScript(node); } - if (enabledSubstitutions & 8 /* NonQualifiedEnumMembers */ && isTransformedEnumDeclaration(node)) { - applicableSubstitutions |= 8 /* NonQualifiedEnumMembers */; + else { + return node; } - previousOnEmitNode(emitContext, node, emitCallback); - applicableSubstitutions = savedApplicableSubstitutions; } - /** - * Hooks node substitutions. - * - * @param emitContext A context hint for the emitter. - * @param node The node to substitute. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); - } - else if (ts.isShorthandPropertyAssignment(node)) { - return substituteShorthandPropertyAssignment(node); + function functionBodyVisitor(node) { + if (shouldVisitNode(node)) { + return visitBlock(node, /*isFunctionBody*/ true); } return node; } - function substituteShorthandPropertyAssignment(node) { - if (enabledSubstitutions & 2 /* NamespaceExports */) { - var name_34 = node.name; - var exportedName = trySubstituteNamespaceExportedName(name_34); - if (exportedName) { - // A shorthand property with an assignment initializer is probably part of a - // destructuring assignment - if (node.objectAssignmentInitializer) { - var initializer = ts.createAssignment(exportedName, node.objectAssignmentInitializer); - return ts.createPropertyAssignment(name_34, initializer, /*location*/ node); - } - return ts.createPropertyAssignment(name_34, exportedName, /*location*/ node); - } + function callExpressionVisitor(node) { + if (node.kind === 97 /* SuperKeyword */) { + return visitSuperKeyword(/*isExpressionOfCall*/ true); } - return node; + return visitor(node); } - function substituteExpression(node) { + function visitJavaScript(node) { switch (node.kind) { - case 70 /* Identifier */: - return substituteExpressionIdentifier(node); - case 177 /* PropertyAccessExpression */: - return substitutePropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: - return substituteElementAccessExpression(node); + case 115 /* StaticKeyword */: + return undefined; // elide static keyword + case 229 /* ClassDeclaration */: + return visitClassDeclaration(node); + case 199 /* ClassExpression */: + return visitClassExpression(node); + case 146 /* Parameter */: + return visitParameter(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 187 /* ArrowFunction */: + return visitArrowFunction(node); + case 186 /* FunctionExpression */: + return visitFunctionExpression(node); + case 226 /* VariableDeclaration */: + return visitVariableDeclaration(node); + case 71 /* Identifier */: + return visitIdentifier(node); + case 227 /* VariableDeclarationList */: + return visitVariableDeclarationList(node); + case 221 /* SwitchStatement */: + return visitSwitchStatement(node); + case 235 /* CaseBlock */: + return visitCaseBlock(node); + case 207 /* Block */: + return visitBlock(node, /*isFunctionBody*/ false); + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: + return visitBreakOrContinueStatement(node); + case 222 /* LabeledStatement */: + return visitLabeledStatement(node); + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + return visitDoOrWhileStatement(node, /*outermostLabeledStatement*/ undefined); + case 214 /* ForStatement */: + return visitForStatement(node, /*outermostLabeledStatement*/ undefined); + case 215 /* ForInStatement */: + return visitForInStatement(node, /*outermostLabeledStatement*/ undefined); + case 216 /* ForOfStatement */: + return visitForOfStatement(node, /*outermostLabeledStatement*/ undefined); + case 210 /* ExpressionStatement */: + return visitExpressionStatement(node); + case 178 /* ObjectLiteralExpression */: + return visitObjectLiteralExpression(node); + case 260 /* CatchClause */: + return visitCatchClause(node); + case 262 /* ShorthandPropertyAssignment */: + return visitShorthandPropertyAssignment(node); + case 144 /* ComputedPropertyName */: + return visitComputedPropertyName(node); + case 177 /* ArrayLiteralExpression */: + return visitArrayLiteralExpression(node); + case 181 /* CallExpression */: + return visitCallExpression(node); + case 182 /* NewExpression */: + return visitNewExpression(node); + case 185 /* ParenthesizedExpression */: + return visitParenthesizedExpression(node, /*needsDestructuringValue*/ true); + case 194 /* BinaryExpression */: + return visitBinaryExpression(node, /*needsDestructuringValue*/ true); + case 13 /* NoSubstitutionTemplateLiteral */: + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: + return visitTemplateLiteral(node); + case 9 /* StringLiteral */: + return visitStringLiteral(node); + case 8 /* NumericLiteral */: + return visitNumericLiteral(node); + case 183 /* TaggedTemplateExpression */: + return visitTaggedTemplateExpression(node); + case 196 /* TemplateExpression */: + return visitTemplateExpression(node); + case 197 /* YieldExpression */: + return visitYieldExpression(node); + case 198 /* SpreadElement */: + return visitSpreadElement(node); + case 97 /* SuperKeyword */: + return visitSuperKeyword(/*isExpressionOfCall*/ false); + case 99 /* ThisKeyword */: + return visitThisKeyword(node); + case 204 /* MetaProperty */: + return visitMetaProperty(node); + case 151 /* MethodDeclaration */: + return visitMethodDeclaration(node); + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return visitAccessorDeclaration(node); + case 208 /* VariableStatement */: + return visitVariableStatement(node); + case 219 /* ReturnStatement */: + return visitReturnStatement(node); + default: + return ts.visitEachChild(node, visitor, context); } - return node; } - function substituteExpressionIdentifier(node) { - return trySubstituteClassAlias(node) - || trySubstituteNamespaceExportedName(node) - || node; - } - function trySubstituteClassAlias(node) { - if (enabledSubstitutions & 1 /* ClassAliases */) { - if (resolver.getNodeCheckFlags(node) & 16777216 /* ConstructorReferenceInClass */) { - // Due to the emit for class decorators, any reference to the class from inside of the class body - // must instead be rewritten to point to a temporary variable to avoid issues with the double-bind - // behavior of class names in ES6. - // Also, when emitting statics for class expressions, we must substitute a class alias for - // constructor references in static property initializers. - var declaration = resolver.getReferencedValueDeclaration(node); - if (declaration) { - var classAlias = classAliases[declaration.id]; - if (classAlias) { - var clone_2 = ts.getSynthesizedClone(classAlias); - ts.setSourceMapRange(clone_2, node); - ts.setCommentRange(clone_2, node); - return clone_2; - } - } - } + function visitSourceFile(node) { + var ancestorFacts = enterSubtree(3968 /* SourceFileExcludes */, 64 /* SourceFileIncludes */); + var statements = []; + startLexicalEnvironment(); + var statementOffset = ts.addStandardPrologue(statements, node.statements, /*ensureUseStrict*/ false); + addCaptureThisForNodeIfNeeded(statements, node); + statementOffset = ts.addCustomPrologue(statements, node.statements, statementOffset, visitor); + ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); + if (taggedTemplateStringDeclarations) { + statements.push(ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList(taggedTemplateStringDeclarations))); } - return undefined; + ts.addRange(statements, endLexicalEnvironment()); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); } - function trySubstituteNamespaceExportedName(node) { - // If this is explicitly a local name, do not substitute. - if (enabledSubstitutions & applicableSubstitutions && !ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { - // If we are nested within a namespace declaration, we may need to qualifiy - // an identifier that is exported from a merged namespace. - var container = resolver.getReferencedExportContainer(node, /*prefixLocals*/ false); - if (container && container.kind !== 261 /* SourceFile */) { - var substitute = (applicableSubstitutions & 2 /* NamespaceExports */ && container.kind === 230 /* ModuleDeclaration */) || - (applicableSubstitutions & 8 /* NonQualifiedEnumMembers */ && container.kind === 229 /* EnumDeclaration */); - if (substitute) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(container), node, /*location*/ node); - } - } + function visitSwitchStatement(node) { + if (convertedLoopState !== undefined) { + var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; + // for switch statement allow only non-labeled break + convertedLoopState.allowedNonLabeledJumps |= 2 /* Break */; + var result = ts.visitEachChild(node, visitor, context); + convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps; + return result; } - return undefined; + return ts.visitEachChild(node, visitor, context); } - function substitutePropertyAccessExpression(node) { - return substituteConstantValue(node); + function visitCaseBlock(node) { + var ancestorFacts = enterSubtree(4032 /* BlockScopeExcludes */, 0 /* BlockScopeIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } - function substituteElementAccessExpression(node) { - return substituteConstantValue(node); + function returnCapturedThis(node) { + return ts.setOriginalNode(ts.createReturn(ts.createIdentifier("_this")), node); } - function substituteConstantValue(node) { - var constantValue = tryGetConstEnumValue(node); - if (constantValue !== undefined) { - var substitute = ts.createLiteral(constantValue); - ts.setSourceMapRange(substitute, node); - ts.setCommentRange(substitute, node); - if (!compilerOptions.removeComments) { - var propertyName = ts.isPropertyAccessExpression(node) - ? ts.declarationNameToString(node.name) - : ts.getTextOfNode(node.argumentExpression); - substitute.trailingComment = " " + propertyName + " "; + function visitReturnStatement(node) { + if (convertedLoopState) { + convertedLoopState.nonLocalJumps |= 8 /* Return */; + if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { + node = returnCapturedThis(node); } - ts.setConstantValue(node, constantValue); - return substitute; - } - return node; - } - function tryGetConstEnumValue(node) { - if (compilerOptions.isolatedModules) { - return undefined; - } - return ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node) - ? resolver.getConstantValue(node) - : undefined; - } - } - ts.transformTypeScript = transformTypeScript; - var paramHelper = { - name: "typescript:param", - scoped: false, - priority: 4, - text: "\n var __param = (this && this.__param) || function (paramIndex, decorator) {\n return function (target, key) { decorator(target, key, paramIndex); }\n };" - }; - function createParamHelper(context, expression, parameterOffset, location) { - context.requestEmitHelper(paramHelper); - return ts.createCall(ts.getHelperName("__param"), - /*typeArguments*/ undefined, [ - ts.createLiteral(parameterOffset), - expression - ], location); - } - var metadataHelper = { - name: "typescript:metadata", - scoped: false, - priority: 3, - text: "\n var __metadata = (this && this.__metadata) || function (k, v) {\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n };" - }; - function createMetadataHelper(context, metadataKey, metadataValue) { - context.requestEmitHelper(metadataHelper); - return ts.createCall(ts.getHelperName("__metadata"), - /*typeArguments*/ undefined, [ - ts.createLiteral(metadataKey), - metadataValue - ]); - } - var decorateHelper = { - name: "typescript:decorate", - scoped: false, - priority: 2, - text: "\n var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n };" - }; - function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) { - context.requestEmitHelper(decorateHelper); - var argumentsArray = []; - argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, /*location*/ undefined, /*multiLine*/ true)); - argumentsArray.push(target); - if (memberName) { - argumentsArray.push(memberName); - if (descriptor) { - argumentsArray.push(descriptor); + return ts.createReturn(ts.createObjectLiteral([ + ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression + ? ts.visitNode(node.expression, visitor, ts.isExpression) + : ts.createVoidZero()) + ])); } - } - return ts.createCall(ts.getHelperName("__decorate"), /*typeArguments*/ undefined, argumentsArray, location); - } -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - function transformESNext(context) { - var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; + else if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { + return returnCapturedThis(node); } - var visited = ts.visitEachChild(node, visitor, context); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - return visited; - } - function visitor(node) { - return visitorWorker(node, /*noDestructuringValue*/ false); + return ts.visitEachChild(node, visitor, context); } - function visitorNoDestructuringValue(node) { - return visitorWorker(node, /*noDestructuringValue*/ true); + function visitThisKeyword(node) { + if (convertedLoopState) { + if (hierarchyFacts & 2 /* ArrowFunction */) { + // if the enclosing function is an ArrowFunction then we use the captured 'this' keyword. + convertedLoopState.containsLexicalThis = true; + return node; + } + return convertedLoopState.thisName || (convertedLoopState.thisName = ts.createUniqueName("this")); + } + return node; } - function visitorWorker(node, noDestructuringValue) { - if ((node.transformFlags & 8 /* ContainsESNext */) === 0) { + function visitIdentifier(node) { + if (!convertedLoopState) { return node; } - switch (node.kind) { - case 176 /* ObjectLiteralExpression */: - return visitObjectLiteralExpression(node); - case 192 /* BinaryExpression */: - return visitBinaryExpression(node, noDestructuringValue); - case 223 /* VariableDeclaration */: - return visitVariableDeclaration(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 211 /* ForStatement */: - return visitForStatement(node); - case 188 /* VoidExpression */: - return visitVoidExpression(node); - case 150 /* Constructor */: - return visitConstructorDeclaration(node); - case 149 /* MethodDeclaration */: - return visitMethodDeclaration(node); - case 151 /* GetAccessor */: - return visitGetAccessorDeclaration(node); - case 152 /* SetAccessor */: - return visitSetAccessorDeclaration(node); - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: - return visitFunctionExpression(node); - case 185 /* ArrowFunction */: - return visitArrowFunction(node); - case 144 /* Parameter */: - return visitParameter(node); - case 207 /* ExpressionStatement */: - return visitExpressionStatement(node); - case 183 /* ParenthesizedExpression */: - return visitParenthesizedExpression(node, noDestructuringValue); - default: - return ts.visitEachChild(node, visitor, context); + if (ts.isGeneratedIdentifier(node)) { + return node; + } + if (node.escapedText !== "arguments" || !resolver.isArgumentsLocalBinding(node)) { + return node; } + return convertedLoopState.argumentsName || (convertedLoopState.argumentsName = ts.createUniqueName("arguments")); } - function chunkObjectLiteralElements(elements) { - var chunkObject; - var objects = []; - for (var _i = 0, elements_3 = elements; _i < elements_3.length; _i++) { - var e = elements_3[_i]; - if (e.kind === 259 /* SpreadAssignment */) { - if (chunkObject) { - objects.push(ts.createObjectLiteral(chunkObject)); - chunkObject = undefined; - } - var target = e.expression; - objects.push(ts.visitNode(target, visitor, ts.isExpression)); - } - else { - if (!chunkObject) { - chunkObject = []; - } - if (e.kind === 257 /* PropertyAssignment */) { - var p = e; - chunkObject.push(ts.createPropertyAssignment(p.name, ts.visitNode(p.initializer, visitor, ts.isExpression))); + function visitBreakOrContinueStatement(node) { + if (convertedLoopState) { + // check if we can emit break/continue as is + // it is possible if either + // - break/continue is labeled and label is located inside the converted loop + // - break/continue is non-labeled and located in non-converted loop/switch statement + var jump = node.kind === 218 /* BreakStatement */ ? 2 /* Break */ : 4 /* Continue */; + var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels.get(ts.idText(node.label))) || + (!node.label && (convertedLoopState.allowedNonLabeledJumps & jump)); + if (!canUseBreakOrContinue) { + var labelMarker = void 0; + if (!node.label) { + if (node.kind === 218 /* BreakStatement */) { + convertedLoopState.nonLocalJumps |= 2 /* Break */; + labelMarker = "break"; + } + else { + convertedLoopState.nonLocalJumps |= 4 /* Continue */; + // note: return value is emitted only to simplify debugging, call to converted loop body does not do any dispatching on it. + labelMarker = "continue"; + } } else { - chunkObject.push(e); + if (node.kind === 218 /* BreakStatement */) { + labelMarker = "break-" + node.label.escapedText; + setLabeledJump(convertedLoopState, /*isBreak*/ true, ts.idText(node.label), labelMarker); + } + else { + labelMarker = "continue-" + node.label.escapedText; + setLabeledJump(convertedLoopState, /*isBreak*/ false, ts.idText(node.label), labelMarker); + } } + var returnExpression = ts.createLiteral(labelMarker); + if (convertedLoopState.loopOutParameters.length) { + var outParams = convertedLoopState.loopOutParameters; + var expr = void 0; + for (var i = 0; i < outParams.length; i++) { + var copyExpr = copyOutParameter(outParams[i], 1 /* ToOutParameter */); + if (i === 0) { + expr = copyExpr; + } + else { + expr = ts.createBinary(expr, 26 /* CommaToken */, copyExpr); + } + } + returnExpression = ts.createBinary(expr, 26 /* CommaToken */, returnExpression); + } + return ts.createReturn(returnExpression); } } - if (chunkObject) { - objects.push(ts.createObjectLiteral(chunkObject)); - } - return objects; - } - function visitObjectLiteralExpression(node) { - if (node.transformFlags & 1048576 /* ContainsObjectSpread */) { - // spread elements emit like so: - // non-spread elements are chunked together into object literals, and then all are passed to __assign: - // { a, ...o, b } => __assign({a}, o, {b}); - // If the first element is a spread element, then the first argument to __assign is {}: - // { ...o, a, b, ...o2 } => __assign({}, o, {a, b}, o2) - var objects = chunkObjectLiteralElements(node.properties); - if (objects.length && objects[0].kind !== 176 /* ObjectLiteralExpression */) { - objects.unshift(ts.createObjectLiteral()); - } - return createAssignHelper(context, objects); - } return ts.visitEachChild(node, visitor, context); } - function visitExpressionStatement(node) { - return ts.visitEachChild(node, visitorNoDestructuringValue, context); - } - function visitParenthesizedExpression(node, noDestructuringValue) { - return ts.visitEachChild(node, noDestructuringValue ? visitorNoDestructuringValue : visitor, context); - } /** - * Visits a BinaryExpression that contains a destructuring assignment. + * Visits a ClassDeclaration and transforms it into a variable statement. * - * @param node A BinaryExpression node. + * @param node A ClassDeclaration node. */ - function visitBinaryExpression(node, noDestructuringValue) { - if (ts.isDestructuringAssignment(node) && node.left.transformFlags & 1048576 /* ContainsObjectRest */) { - return ts.flattenDestructuringAssignment(node, visitor, context, 1 /* ObjectRest */, !noDestructuringValue); + function visitClassDeclaration(node) { + // [source] + // class C { } + // + // [output] + // var C = (function () { + // function C() { + // } + // return C; + // }()); + var variable = ts.createVariableDeclaration(ts.getLocalName(node, /*allowComments*/ true), + /*type*/ undefined, transformClassLikeDeclarationToExpression(node)); + ts.setOriginalNode(variable, node); + var statements = []; + var statement = ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList([variable])); + ts.setOriginalNode(statement, node); + ts.setTextRange(statement, node); + ts.startOnNewLine(statement); + statements.push(statement); + // Add an `export default` statement for default exports (for `--target es5 --module es6`) + if (ts.hasModifier(node, 1 /* Export */)) { + var exportStatement = ts.hasModifier(node, 512 /* Default */) + ? ts.createExportDefault(ts.getLocalName(node)) + : ts.createExternalModuleExport(ts.getLocalName(node)); + ts.setOriginalNode(exportStatement, statement); + statements.push(exportStatement); } - else if (node.operatorToken.kind === 25 /* CommaToken */) { - return ts.updateBinary(node, ts.visitNode(node.left, visitorNoDestructuringValue, ts.isExpression), ts.visitNode(node.right, noDestructuringValue ? visitorNoDestructuringValue : visitor, ts.isExpression)); + var emitFlags = ts.getEmitFlags(node); + if ((emitFlags & 4194304 /* HasEndOfDeclarationMarker */) === 0) { + // Add a DeclarationMarker as a marker for the end of the declaration + statements.push(ts.createEndOfDeclarationMarker(node)); + ts.setEmitFlags(statement, emitFlags | 4194304 /* HasEndOfDeclarationMarker */); } - return ts.visitEachChild(node, visitor, context); + return ts.singleOrMany(statements); } /** - * Visits a VariableDeclaration node with a binding pattern. + * Visits a ClassExpression and transforms it into an expression. * - * @param node A VariableDeclaration node. + * @param node A ClassExpression node. */ - function visitVariableDeclaration(node) { - // If we are here it is because the name contains a binding pattern with a rest somewhere in it. - if (ts.isBindingPattern(node.name) && node.name.transformFlags & 1048576 /* ContainsObjectRest */) { - return ts.flattenDestructuringBinding(node, visitor, context, 1 /* ObjectRest */); - } - return ts.visitEachChild(node, visitor, context); - } - function visitForStatement(node) { - return ts.updateFor(node, ts.visitNode(node.initializer, visitorNoDestructuringValue, ts.isForInitializer), ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement)); - } - function visitVoidExpression(node) { - return ts.visitEachChild(node, visitorNoDestructuringValue, context); + function visitClassExpression(node) { + // [source] + // C = class { } + // + // [output] + // C = (function () { + // function class_1() { + // } + // return class_1; + // }()) + return transformClassLikeDeclarationToExpression(node); } /** - * Visits a ForOfStatement and converts it into a ES2015-compatible ForOfStatement. + * Transforms a ClassExpression or ClassDeclaration into an expression. * - * @param node A ForOfStatement. + * @param node A ClassExpression or ClassDeclaration node. */ - function visitForOfStatement(node) { - var leadingStatements; - var temp; - var initializer = ts.skipParentheses(node.initializer); - if (initializer.transformFlags & 1048576 /* ContainsObjectRest */) { - if (ts.isVariableDeclarationList(initializer)) { - temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - var firstDeclaration = ts.firstOrUndefined(initializer.declarations); - var declarations = ts.flattenDestructuringBinding(firstDeclaration, visitor, context, 1 /* ObjectRest */, temp, - /*doNotRecordTempVariablesInLine*/ false, - /*skipInitializer*/ true); - if (ts.some(declarations)) { - var statement = ts.createVariableStatement( - /*modifiers*/ undefined, ts.updateVariableDeclarationList(initializer, declarations), - /*location*/ initializer); - leadingStatements = ts.append(leadingStatements, statement); - } - } - else if (ts.isAssignmentPattern(initializer)) { - temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - var expression = ts.flattenDestructuringAssignment(ts.aggregateTransformFlags(ts.createAssignment(initializer, temp, /*location*/ node.initializer)), visitor, context, 1 /* ObjectRest */); - leadingStatements = ts.append(leadingStatements, ts.createStatement(expression, /*location*/ node.initializer)); - } - } - if (temp) { - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - var statement = ts.visitNode(node.statement, visitor, ts.isStatement); - var block = ts.isBlock(statement) - ? ts.updateBlock(statement, ts.createNodeArray(ts.concatenate(leadingStatements, statement.statements), statement.statements)) - : ts.createBlock(ts.append(leadingStatements, statement), statement, /*multiLine*/ true); - return ts.updateForOf(node, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(temp, /*type*/ undefined, /*initializer*/ undefined, node.initializer) - ], node.initializer, 1 /* Let */), expression, block); + function transformClassLikeDeclarationToExpression(node) { + // [source] + // class C extends D { + // constructor() {} + // method() {} + // get prop() {} + // set prop(v) {} + // } + // + // [output] + // (function (_super) { + // __extends(C, _super); + // function C() { + // } + // C.prototype.method = function () {} + // Object.defineProperty(C.prototype, "prop", { + // get: function() {}, + // set: function() {}, + // enumerable: true, + // configurable: true + // }); + // return C; + // }(D)) + if (node.name) { + enableSubstitutionsForBlockScopedBindings(); } - return ts.visitEachChild(node, visitor, context); - } - function visitParameter(node) { - if (node.transformFlags & 1048576 /* ContainsObjectRest */) { - // Binding patterns are converted into a generated name and are - // evaluated inside the function body. - return ts.updateParameter(node, - /*decorators*/ undefined, - /*modifiers*/ undefined, node.dotDotDotToken, ts.getGeneratedNameForNode(node), - /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); + var extendsClauseElement = ts.getClassExtendsHeritageClauseElement(node); + var classFunction = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, extendsClauseElement ? [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "_super")] : [], + /*type*/ undefined, transformClassBody(node, extendsClauseElement)); + // To preserve the behavior of the old emitter, we explicitly indent + // the body of the function here if it was requested in an earlier + // transformation. + if (ts.getEmitFlags(node) & 65536 /* Indented */) { + ts.setEmitFlags(classFunction, 65536 /* Indented */); } - return ts.visitEachChild(node, visitor, context); - } - function visitConstructorDeclaration(node) { - return ts.updateConstructor(node, - /*decorators*/ undefined, node.modifiers, ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); - } - function visitGetAccessorDeclaration(node) { - return ts.updateGetAccessor(node, - /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); - } - function visitSetAccessorDeclaration(node) { - return ts.updateSetAccessor(node, - /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); + // "inner" and "outer" below are added purely to preserve source map locations from + // the old emitter + var inner = ts.createPartiallyEmittedExpression(classFunction); + inner.end = node.end; + ts.setEmitFlags(inner, 1536 /* NoComments */); + var outer = ts.createPartiallyEmittedExpression(inner); + outer.end = ts.skipTrivia(currentText, node.pos); + ts.setEmitFlags(outer, 1536 /* NoComments */); + var result = ts.createParen(ts.createCall(outer, + /*typeArguments*/ undefined, extendsClauseElement + ? [ts.visitNode(extendsClauseElement.expression, visitor, ts.isExpression)] + : [])); + ts.addSyntheticLeadingComment(result, 3 /* MultiLineCommentTrivia */, "* @class "); + return result; } - function visitMethodDeclaration(node) { - return ts.updateMethod(node, - /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /** + * Transforms a ClassExpression or ClassDeclaration into a function body. + * + * @param node A ClassExpression or ClassDeclaration node. + * @param extendsClauseElement The expression for the class `extends` clause. + */ + function transformClassBody(node, extendsClauseElement) { + var statements = []; + startLexicalEnvironment(); + addExtendsHelperIfNeeded(statements, node, extendsClauseElement); + addConstructor(statements, node, extendsClauseElement); + addClassMembers(statements, node); + // Create a synthetic text range for the return statement. + var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentText, node.members.end), 18 /* CloseBraceToken */); + var localName = ts.getInternalName(node); + // The following partially-emitted expression exists purely to align our sourcemap + // emit with the original emitter. + var outer = ts.createPartiallyEmittedExpression(localName); + outer.end = closingBraceLocation.end; + ts.setEmitFlags(outer, 1536 /* NoComments */); + var statement = ts.createReturn(outer); + statement.pos = closingBraceLocation.pos; + ts.setEmitFlags(statement, 1536 /* NoComments */ | 384 /* NoTokenSourceMaps */); + statements.push(statement); + ts.addRange(statements, endLexicalEnvironment()); + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ node.members), /*multiLine*/ true); + ts.setEmitFlags(block, 1536 /* NoComments */); + return block; } - function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, node.modifiers, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /** + * Adds a call to the `__extends` helper if needed for a class. + * + * @param statements The statements of the class body function. + * @param node The ClassExpression or ClassDeclaration node. + * @param extendsClauseElement The expression for the class `extends` clause. + */ + function addExtendsHelperIfNeeded(statements, node, extendsClauseElement) { + if (extendsClauseElement) { + statements.push(ts.setTextRange(ts.createStatement(createExtendsHelper(context, ts.getLocalName(node))), + /*location*/ extendsClauseElement)); + } } - function visitArrowFunction(node) { - return ts.updateArrowFunction(node, node.modifiers, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /** + * Adds the constructor of the class to a class body function. + * + * @param statements The statements of the class body function. + * @param node The ClassExpression or ClassDeclaration node. + * @param extendsClauseElement The expression for the class `extends` clause. + */ + function addConstructor(statements, node, extendsClauseElement) { + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16278 /* ConstructorExcludes */, 73 /* ConstructorIncludes */); + var constructor = ts.getFirstConstructorWithBody(node); + var hasSynthesizedSuper = hasSynthesizedDefaultSuperCall(constructor, extendsClauseElement !== undefined); + var constructorFunction = ts.createFunctionDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, ts.getInternalName(node), + /*typeParameters*/ undefined, transformConstructorParameters(constructor, hasSynthesizedSuper), + /*type*/ undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper)); + ts.setTextRange(constructorFunction, constructor || node); + if (extendsClauseElement) { + ts.setEmitFlags(constructorFunction, 8 /* CapturesThis */); + } + statements.push(constructorFunction); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; } - function visitFunctionExpression(node) { - return ts.updateFunctionExpression(node, node.modifiers, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /** + * Transforms the parameters of the constructor declaration of a class. + * + * @param constructor The constructor for the class. + * @param hasSynthesizedSuper A value indicating whether the constructor starts with a + * synthesized `super` call. + */ + function transformConstructorParameters(constructor, hasSynthesizedSuper) { + // If the TypeScript transformer needed to synthesize a constructor for property + // initializers, it would have also added a synthetic `...args` parameter and + // `super` call. + // If this is the case, we do not include the synthetic `...args` parameter and + // will instead use the `arguments` object in ES5/3. + return ts.visitParameterList(constructor && !hasSynthesizedSuper && constructor.parameters, visitor, context) + || []; } - function transformFunctionBody(node) { + /** + * Transforms the body of a constructor declaration of a class. + * + * @param constructor The constructor for the class. + * @param node The node which contains the constructor. + * @param extendsClauseElement The expression for the class `extends` clause. + * @param hasSynthesizedSuper A value indicating whether the constructor starts with a + * synthesized `super` call. + */ + function transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper) { + var statements = []; resumeLexicalEnvironment(); - var leadingStatements; - for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { - var parameter = _a[_i]; - if (parameter.transformFlags & 1048576 /* ContainsObjectRest */) { - var temp = ts.getGeneratedNameForNode(parameter); - var declarations = ts.flattenDestructuringBinding(parameter, visitor, context, 1 /* ObjectRest */, temp, - /*doNotRecordTempVariablesInLine*/ false, - /*skipInitializer*/ true); - if (ts.some(declarations)) { - var statement = ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(declarations)); - ts.setEmitFlags(statement, 524288 /* CustomPrologue */); - leadingStatements = ts.append(leadingStatements, statement); - } + var statementOffset = -1; + if (hasSynthesizedSuper) { + // If a super call has already been synthesized, + // we're going to assume that we should just transform everything after that. + // The assumption is that no prior step in the pipeline has added any prologue directives. + statementOffset = 0; + } + else if (constructor) { + statementOffset = ts.addStandardPrologue(statements, constructor.body.statements, /*ensureUseStrict*/ false); + } + if (constructor) { + addDefaultValueAssignmentsIfNeeded(statements, constructor); + addRestParameterIfNeeded(statements, constructor, hasSynthesizedSuper); + if (!hasSynthesizedSuper) { + // If no super call has been synthesized, emit custom prologue directives. + statementOffset = ts.addCustomPrologue(statements, constructor.body.statements, statementOffset, visitor); } + ts.Debug.assert(statementOffset >= 0, "statementOffset not initialized correctly!"); } - var body = ts.visitNode(node.body, visitor, ts.isConciseBody); - var trailingStatements = endLexicalEnvironment(); - if (ts.some(leadingStatements) || ts.some(trailingStatements)) { - var block = ts.convertToFunctionBody(body, /*multiLine*/ true); - return ts.updateBlock(block, ts.createNodeArray(ts.concatenate(ts.concatenate(leadingStatements, block.statements), trailingStatements), block.statements)); + // determine whether the class is known syntactically to be a derived class (e.g. a + // class that extends a value that is not syntactically known to be `null`). + var isDerivedClass = extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 95 /* NullKeyword */; + var superCaptureStatus = declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, constructor, isDerivedClass, hasSynthesizedSuper, statementOffset); + // The last statement expression was replaced. Skip it. + if (superCaptureStatus === 1 /* ReplaceSuperCapture */ || superCaptureStatus === 2 /* ReplaceWithReturn */) { + statementOffset++; } - return body; + if (constructor) { + if (superCaptureStatus === 1 /* ReplaceSuperCapture */) { + hierarchyFacts |= 4096 /* ConstructorWithCapturedSuper */; + } + ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, /*start*/ statementOffset)); + } + // Return `_this` unless we're sure enough that it would be pointless to add a return statement. + // If there's a constructor that we can tell returns in enough places, then we *do not* want to add a return. + if (isDerivedClass + && superCaptureStatus !== 2 /* ReplaceWithReturn */ + && !(constructor && isSufficientlyCoveredByReturnStatements(constructor.body))) { + statements.push(ts.createReturn(ts.createIdentifier("_this"))); + } + ts.addRange(statements, endLexicalEnvironment()); + if (constructor) { + prependCaptureNewTargetIfNeeded(statements, constructor, /*copyOnWrite*/ false); + } + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), + /*location*/ constructor ? constructor.body.statements : node.members), + /*multiLine*/ true); + ts.setTextRange(block, constructor ? constructor.body : node); + if (!constructor) { + ts.setEmitFlags(block, 1536 /* NoComments */); + } + return block; } - } - ts.transformESNext = transformESNext; - var assignHelper = { - name: "typescript:assign", - scoped: false, - priority: 1, - text: "\n var __assign = (this && this.__assign) || Object.assign || function(t) {\n for (var s, i = 1, n = arguments.length; i < n; i++) {\n s = arguments[i];\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n t[p] = s[p];\n }\n return t;\n };" - }; - function createAssignHelper(context, attributesSegments) { - context.requestEmitHelper(assignHelper); - return ts.createCall(ts.getHelperName("__assign"), - /*typeArguments*/ undefined, attributesSegments); - } - ts.createAssignHelper = createAssignHelper; -})(ts || (ts = {})); -/// -/// -/// -/*@internal*/ -var ts; -(function (ts) { - function transformJsx(context) { - var compilerOptions = context.getCompilerOptions(); - var currentSourceFile; - return transformSourceFile; /** - * Transform JSX-specific syntax in a SourceFile. - * - * @param node A SourceFile node. + * We want to try to avoid emitting a return statement in certain cases if a user already returned something. + * It would generate obviously dead code, so we'll try to make things a little bit prettier + * by doing a minimal check on whether some common patterns always explicitly return. */ - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; - } - currentSourceFile = node; - var visited = ts.visitEachChild(node, visitor, context); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; - return visited; - } - function visitor(node) { - if (node.transformFlags & 4 /* ContainsJsx */) { - return visitorWorker(node); + function isSufficientlyCoveredByReturnStatements(statement) { + // A return statement is considered covered. + if (statement.kind === 219 /* ReturnStatement */) { + return true; } - else { - return node; + else if (statement.kind === 211 /* IfStatement */) { + var ifStatement = statement; + if (ifStatement.elseStatement) { + return isSufficientlyCoveredByReturnStatements(ifStatement.thenStatement) && + isSufficientlyCoveredByReturnStatements(ifStatement.elseStatement); + } } - } - function visitorWorker(node) { - switch (node.kind) { - case 246 /* JsxElement */: - return visitJsxElement(node, /*isChild*/ false); - case 247 /* JsxSelfClosingElement */: - return visitJsxSelfClosingElement(node, /*isChild*/ false); - case 252 /* JsxExpression */: - return visitJsxExpression(node); - default: - return ts.visitEachChild(node, visitor, context); + else if (statement.kind === 207 /* Block */) { + var lastStatement = ts.lastOrUndefined(statement.statements); + if (lastStatement && isSufficientlyCoveredByReturnStatements(lastStatement)) { + return true; + } } + return false; } - function transformJsxChildToExpression(node) { - switch (node.kind) { - case 10 /* JsxText */: - return visitJsxText(node); - case 252 /* JsxExpression */: - return visitJsxExpression(node); - case 246 /* JsxElement */: - return visitJsxElement(node, /*isChild*/ true); - case 247 /* JsxSelfClosingElement */: - return visitJsxSelfClosingElement(node, /*isChild*/ true); - default: - ts.Debug.failBadSyntaxKind(node); - return undefined; + /** + * Declares a `_this` variable for derived classes and for when arrow functions capture `this`. + * + * @returns The new statement offset into the `statements` array. + */ + function declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, ctor, isDerivedClass, hasSynthesizedSuper, statementOffset) { + // If this isn't a derived class, just capture 'this' for arrow functions if necessary. + if (!isDerivedClass) { + if (ctor) { + addCaptureThisForNodeIfNeeded(statements, ctor); + } + return 0 /* NoReplacement */; } - } - function visitJsxElement(node, isChild) { - return visitJsxOpeningLikeElement(node.openingElement, node.children, isChild, /*location*/ node); - } - function visitJsxSelfClosingElement(node, isChild) { - return visitJsxOpeningLikeElement(node, /*children*/ undefined, isChild, /*location*/ node); - } - function visitJsxOpeningLikeElement(node, children, isChild, location) { - var tagName = getTagName(node); - var objectProperties; - var attrs = node.attributes; - if (attrs.length === 0) { - // When there are no attributes, React wants "null" - objectProperties = ts.createNull(); + // We must be here because the user didn't write a constructor + // but we needed to call 'super(...args)' anyway as per 14.5.14 of the ES2016 spec. + // If that's the case we can just immediately return the result of a 'super()' call. + if (!ctor) { + statements.push(ts.createReturn(createDefaultSuperCallOrThis())); + return 2 /* ReplaceWithReturn */; } - else { - // Map spans of JsxAttribute nodes into object literals and spans - // of JsxSpreadAttribute nodes into expressions. - var segments = ts.flatten(ts.spanMap(attrs, ts.isJsxSpreadAttribute, function (attrs, isSpread) { return isSpread - ? ts.map(attrs, transformJsxSpreadAttributeToExpression) - : ts.createObjectLiteral(ts.map(attrs, transformJsxAttributeToObjectLiteralElement)); })); - if (ts.isJsxSpreadAttribute(attrs[0])) { - // We must always emit at least one object literal before a spread - // argument. - segments.unshift(ts.createObjectLiteral()); + // The constructor exists, but it and the 'super()' call it contains were generated + // for something like property initializers. + // Create a captured '_this' variable and assume it will subsequently be used. + if (hasSynthesizedSuper) { + captureThisForNode(statements, ctor, createDefaultSuperCallOrThis()); + enableSubstitutionsForCapturedThis(); + return 1 /* ReplaceSuperCapture */; + } + // Most of the time, a 'super' call will be the first real statement in a constructor body. + // In these cases, we'd like to transform these into a *single* statement instead of a declaration + // followed by an assignment statement for '_this'. For instance, if we emitted without an initializer, + // we'd get: + // + // var _this; + // _this = _super.call(...) || this; + // + // instead of + // + // var _this = _super.call(...) || this; + // + // Additionally, if the 'super()' call is the last statement, we should just avoid capturing + // entirely and immediately return the result like so: + // + // return _super.call(...) || this; + // + var firstStatement; + var superCallExpression; + var ctorStatements = ctor.body.statements; + if (statementOffset < ctorStatements.length) { + firstStatement = ctorStatements[statementOffset]; + if (firstStatement.kind === 210 /* ExpressionStatement */ && ts.isSuperCall(firstStatement.expression)) { + superCallExpression = visitImmediateSuperCallInBody(firstStatement.expression); } - // Either emit one big object literal (no spread attribs), or - // a call to the __assign helper. - objectProperties = ts.singleOrUndefined(segments); - if (!objectProperties) { - objectProperties = ts.createAssignHelper(context, segments); + } + // Return the result if we have an immediate super() call on the last statement, + // but only if the constructor itself doesn't use 'this' elsewhere. + if (superCallExpression + && statementOffset === ctorStatements.length - 1 + && !(ctor.transformFlags & (16384 /* ContainsLexicalThis */ | 32768 /* ContainsCapturedLexicalThis */))) { + var returnStatement = ts.createReturn(superCallExpression); + if (superCallExpression.kind !== 194 /* BinaryExpression */ + || superCallExpression.left.kind !== 181 /* CallExpression */) { + ts.Debug.fail("Assumed generated super call would have form 'super.call(...) || this'."); } + // Shift comments from the original super call to the return statement. + ts.setCommentRange(returnStatement, ts.getCommentRange(ts.setEmitFlags(superCallExpression.left, 1536 /* NoComments */))); + statements.push(returnStatement); + return 2 /* ReplaceWithReturn */; } - var element = ts.createExpressionForJsxElement(context.getEmitResolver().getJsxFactoryEntity(), compilerOptions.reactNamespace, tagName, objectProperties, ts.filter(ts.map(children, transformJsxChildToExpression), ts.isDefined), node, location); - if (isChild) { - ts.startOnNewLine(element); + // Perform the capture. + captureThisForNode(statements, ctor, superCallExpression || createActualThis(), firstStatement); + // If we're actually replacing the original statement, we need to signal this to the caller. + if (superCallExpression) { + return 1 /* ReplaceSuperCapture */; } - return element; + return 0 /* NoReplacement */; } - function transformJsxSpreadAttributeToExpression(node) { - return ts.visitNode(node.expression, visitor, ts.isExpression); + function createActualThis() { + return ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */); } - function transformJsxAttributeToObjectLiteralElement(node) { - var name = getAttributeName(node); - var expression = transformJsxAttributeInitializer(node.initializer); - return ts.createPropertyAssignment(name, expression); + function createDefaultSuperCallOrThis() { + return ts.createLogicalOr(ts.createLogicalAnd(ts.createStrictInequality(ts.createIdentifier("_super"), ts.createNull()), ts.createFunctionApply(ts.createIdentifier("_super"), createActualThis(), ts.createIdentifier("arguments"))), createActualThis()); } - function transformJsxAttributeInitializer(node) { - if (node === undefined) { - return ts.createLiteral(true); + /** + * Visits a parameter declaration. + * + * @param node A ParameterDeclaration node. + */ + function visitParameter(node) { + if (node.dotDotDotToken) { + // rest parameters are elided + return undefined; } - else if (node.kind === 9 /* StringLiteral */) { - var decoded = tryDecodeEntities(node.text); - return decoded ? ts.createLiteral(decoded, /*location*/ node) : node; + else if (ts.isBindingPattern(node.name)) { + // Binding patterns are converted into a generated name and are + // evaluated inside the function body. + return ts.setOriginalNode(ts.setTextRange(ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, ts.getGeneratedNameForNode(node), + /*questionToken*/ undefined, + /*type*/ undefined, + /*initializer*/ undefined), + /*location*/ node), + /*original*/ node); } - else if (node.kind === 252 /* JsxExpression */) { - if (node.expression === undefined) { - return ts.createLiteral(true); - } - return visitJsxExpression(node); + else if (node.initializer) { + // Initializers are elided + return ts.setOriginalNode(ts.setTextRange(ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, node.name, + /*questionToken*/ undefined, + /*type*/ undefined, + /*initializer*/ undefined), + /*location*/ node), + /*original*/ node); } else { - ts.Debug.failBadSyntaxKind(node); - } - } - function visitJsxText(node) { - var text = ts.getTextOfNode(node, /*includeTrivia*/ true); - var parts; - var firstNonWhitespace = 0; - var lastNonWhitespace = -1; - // JSX trims whitespace at the end and beginning of lines, except that the - // start/end of a tag is considered a start/end of a line only if that line is - // on the same line as the closing tag. See examples in - // tests/cases/conformance/jsx/tsxReactEmitWhitespace.tsx - for (var i = 0; i < text.length; i++) { - var c = text.charCodeAt(i); - if (ts.isLineBreak(c)) { - if (firstNonWhitespace !== -1 && (lastNonWhitespace - firstNonWhitespace + 1 > 0)) { - var part = text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1); - if (!parts) { - parts = []; - } - // We do not escape the string here as that is handled by the printer - // when it emits the literal. We do, however, need to decode JSX entities. - parts.push(ts.createLiteral(decodeEntities(part))); - } - firstNonWhitespace = -1; - } - else if (!ts.isWhiteSpace(c)) { - lastNonWhitespace = i; - if (firstNonWhitespace === -1) { - firstNonWhitespace = i; - } - } - } - if (firstNonWhitespace !== -1) { - var part = text.substr(firstNonWhitespace); - if (!parts) { - parts = []; - } - // We do not escape the string here as that is handled by the printer - // when it emits the literal. We do, however, need to decode JSX entities. - parts.push(ts.createLiteral(decodeEntities(part))); - } - if (parts) { - return ts.reduceLeft(parts, aggregateJsxTextParts); + return node; } - return undefined; } /** - * Aggregates two expressions by interpolating them with a whitespace literal. + * Gets a value indicating whether we need to add default value assignments for a + * function-like node. + * + * @param node A function-like node. */ - function aggregateJsxTextParts(left, right) { - return ts.createAdd(ts.createAdd(left, ts.createLiteral(" ")), right); + function shouldAddDefaultValueAssignments(node) { + return (node.transformFlags & 131072 /* ContainsDefaultValueAssignments */) !== 0; } /** - * Replace entities like " ", "{", and "�" with the characters they encode. - * See https://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references + * Adds statements to the body of a function-like node if it contains parameters with + * binding patterns or initializers. + * + * @param statements The statements for the new function body. + * @param node A function-like node. */ - function decodeEntities(text) { - return text.replace(/&((#((\d+)|x([\da-fA-F]+)))|(\w+));/g, function (match, _all, _number, _digits, decimal, hex, word) { - if (decimal) { - return String.fromCharCode(parseInt(decimal, 10)); - } - else if (hex) { - return String.fromCharCode(parseInt(hex, 16)); - } - else { - var ch = entities[word]; - // If this is not a valid entity, then just use `match` (replace it with itself, i.e. don't replace) - return ch ? String.fromCharCode(ch) : match; - } - }); - } - /** Like `decodeEntities` but returns `undefined` if there were no entities to decode. */ - function tryDecodeEntities(text) { - var decoded = decodeEntities(text); - return decoded === text ? undefined : decoded; - } - function getTagName(node) { - if (node.kind === 246 /* JsxElement */) { - return getTagName(node.openingElement); + function addDefaultValueAssignmentsIfNeeded(statements, node) { + if (!shouldAddDefaultValueAssignments(node)) { + return; } - else { - var name_35 = node.tagName; - if (ts.isIdentifier(name_35) && ts.isIntrinsicJsxName(name_35.text)) { - return ts.createLiteral(name_35.text); + for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { + var parameter = _a[_i]; + var name = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken; + // A rest parameter cannot have a binding pattern or an initializer, + // so let's just ignore it. + if (dotDotDotToken) { + continue; } - else { - return ts.createExpressionFromEntityName(name_35); + if (ts.isBindingPattern(name)) { + addDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer); + } + else if (initializer) { + addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer); } } } /** - * Emit an attribute name, which is quoted if it needs to be quoted. Because - * these emit into an object literal property name, we don't need to be worried - * about keywords, just non-identifier characters + * Adds statements to the body of a function-like node for parameters with binding patterns + * + * @param statements The statements for the new function body. + * @param parameter The parameter for the function. + * @param name The name of the parameter. + * @param initializer The initializer for the parameter. */ - function getAttributeName(node) { - var name = node.name; - if (/^[A-Za-z_]\w*$/.test(name.text)) { - return name; + function addDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer) { + var temp = ts.getGeneratedNameForNode(parameter); + // In cases where a binding pattern is simply '[]' or '{}', + // we usually don't want to emit a var declaration; however, in the presence + // of an initializer, we must emit that expression to preserve side effects. + if (name.elements.length > 0) { + statements.push(ts.setEmitFlags(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0 /* All */, temp))), 1048576 /* CustomPrologue */)); } - else { - return ts.createLiteral(name.text); + else if (initializer) { + statements.push(ts.setEmitFlags(ts.createStatement(ts.createAssignment(temp, ts.visitNode(initializer, visitor, ts.isExpression))), 1048576 /* CustomPrologue */)); } } - function visitJsxExpression(node) { - return ts.visitNode(node.expression, visitor, ts.isExpression); + /** + * Adds statements to the body of a function-like node for parameters with initializers. + * + * @param statements The statements for the new function body. + * @param parameter The parameter for the function. + * @param name The name of the parameter. + * @param initializer The initializer for the parameter. + */ + function addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer) { + initializer = ts.visitNode(initializer, visitor, ts.isExpression); + var statement = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.setTextRange(ts.createBlock([ + ts.createStatement(ts.setTextRange(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48 /* NoSourceMap */), ts.setEmitFlags(initializer, 48 /* NoSourceMap */ | ts.getEmitFlags(initializer))), parameter)) + ]), parameter), 1 /* SingleLine */ | 32 /* NoTrailingSourceMap */ | 384 /* NoTokenSourceMaps */)); + statement.startsOnNewLine = true; + ts.setTextRange(statement, parameter); + ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 1048576 /* CustomPrologue */); + statements.push(statement); } - } - ts.transformJsx = transformJsx; - var entities = ts.createMap({ - "quot": 0x0022, - "amp": 0x0026, - "apos": 0x0027, - "lt": 0x003C, - "gt": 0x003E, - "nbsp": 0x00A0, - "iexcl": 0x00A1, - "cent": 0x00A2, - "pound": 0x00A3, - "curren": 0x00A4, - "yen": 0x00A5, - "brvbar": 0x00A6, - "sect": 0x00A7, - "uml": 0x00A8, - "copy": 0x00A9, - "ordf": 0x00AA, - "laquo": 0x00AB, - "not": 0x00AC, - "shy": 0x00AD, - "reg": 0x00AE, - "macr": 0x00AF, - "deg": 0x00B0, - "plusmn": 0x00B1, - "sup2": 0x00B2, - "sup3": 0x00B3, - "acute": 0x00B4, - "micro": 0x00B5, - "para": 0x00B6, - "middot": 0x00B7, - "cedil": 0x00B8, - "sup1": 0x00B9, - "ordm": 0x00BA, - "raquo": 0x00BB, - "frac14": 0x00BC, - "frac12": 0x00BD, - "frac34": 0x00BE, - "iquest": 0x00BF, - "Agrave": 0x00C0, - "Aacute": 0x00C1, - "Acirc": 0x00C2, - "Atilde": 0x00C3, - "Auml": 0x00C4, - "Aring": 0x00C5, - "AElig": 0x00C6, - "Ccedil": 0x00C7, - "Egrave": 0x00C8, - "Eacute": 0x00C9, - "Ecirc": 0x00CA, - "Euml": 0x00CB, - "Igrave": 0x00CC, - "Iacute": 0x00CD, - "Icirc": 0x00CE, - "Iuml": 0x00CF, - "ETH": 0x00D0, - "Ntilde": 0x00D1, - "Ograve": 0x00D2, - "Oacute": 0x00D3, - "Ocirc": 0x00D4, - "Otilde": 0x00D5, - "Ouml": 0x00D6, - "times": 0x00D7, - "Oslash": 0x00D8, - "Ugrave": 0x00D9, - "Uacute": 0x00DA, - "Ucirc": 0x00DB, - "Uuml": 0x00DC, - "Yacute": 0x00DD, - "THORN": 0x00DE, - "szlig": 0x00DF, - "agrave": 0x00E0, - "aacute": 0x00E1, - "acirc": 0x00E2, - "atilde": 0x00E3, - "auml": 0x00E4, - "aring": 0x00E5, - "aelig": 0x00E6, - "ccedil": 0x00E7, - "egrave": 0x00E8, - "eacute": 0x00E9, - "ecirc": 0x00EA, - "euml": 0x00EB, - "igrave": 0x00EC, - "iacute": 0x00ED, - "icirc": 0x00EE, - "iuml": 0x00EF, - "eth": 0x00F0, - "ntilde": 0x00F1, - "ograve": 0x00F2, - "oacute": 0x00F3, - "ocirc": 0x00F4, - "otilde": 0x00F5, - "ouml": 0x00F6, - "divide": 0x00F7, - "oslash": 0x00F8, - "ugrave": 0x00F9, - "uacute": 0x00FA, - "ucirc": 0x00FB, - "uuml": 0x00FC, - "yacute": 0x00FD, - "thorn": 0x00FE, - "yuml": 0x00FF, - "OElig": 0x0152, - "oelig": 0x0153, - "Scaron": 0x0160, - "scaron": 0x0161, - "Yuml": 0x0178, - "fnof": 0x0192, - "circ": 0x02C6, - "tilde": 0x02DC, - "Alpha": 0x0391, - "Beta": 0x0392, - "Gamma": 0x0393, - "Delta": 0x0394, - "Epsilon": 0x0395, - "Zeta": 0x0396, - "Eta": 0x0397, - "Theta": 0x0398, - "Iota": 0x0399, - "Kappa": 0x039A, - "Lambda": 0x039B, - "Mu": 0x039C, - "Nu": 0x039D, - "Xi": 0x039E, - "Omicron": 0x039F, - "Pi": 0x03A0, - "Rho": 0x03A1, - "Sigma": 0x03A3, - "Tau": 0x03A4, - "Upsilon": 0x03A5, - "Phi": 0x03A6, - "Chi": 0x03A7, - "Psi": 0x03A8, - "Omega": 0x03A9, - "alpha": 0x03B1, - "beta": 0x03B2, - "gamma": 0x03B3, - "delta": 0x03B4, - "epsilon": 0x03B5, - "zeta": 0x03B6, - "eta": 0x03B7, - "theta": 0x03B8, - "iota": 0x03B9, - "kappa": 0x03BA, - "lambda": 0x03BB, - "mu": 0x03BC, - "nu": 0x03BD, - "xi": 0x03BE, - "omicron": 0x03BF, - "pi": 0x03C0, - "rho": 0x03C1, - "sigmaf": 0x03C2, - "sigma": 0x03C3, - "tau": 0x03C4, - "upsilon": 0x03C5, - "phi": 0x03C6, - "chi": 0x03C7, - "psi": 0x03C8, - "omega": 0x03C9, - "thetasym": 0x03D1, - "upsih": 0x03D2, - "piv": 0x03D6, - "ensp": 0x2002, - "emsp": 0x2003, - "thinsp": 0x2009, - "zwnj": 0x200C, - "zwj": 0x200D, - "lrm": 0x200E, - "rlm": 0x200F, - "ndash": 0x2013, - "mdash": 0x2014, - "lsquo": 0x2018, - "rsquo": 0x2019, - "sbquo": 0x201A, - "ldquo": 0x201C, - "rdquo": 0x201D, - "bdquo": 0x201E, - "dagger": 0x2020, - "Dagger": 0x2021, - "bull": 0x2022, - "hellip": 0x2026, - "permil": 0x2030, - "prime": 0x2032, - "Prime": 0x2033, - "lsaquo": 0x2039, - "rsaquo": 0x203A, - "oline": 0x203E, - "frasl": 0x2044, - "euro": 0x20AC, - "image": 0x2111, - "weierp": 0x2118, - "real": 0x211C, - "trade": 0x2122, - "alefsym": 0x2135, - "larr": 0x2190, - "uarr": 0x2191, - "rarr": 0x2192, - "darr": 0x2193, - "harr": 0x2194, - "crarr": 0x21B5, - "lArr": 0x21D0, - "uArr": 0x21D1, - "rArr": 0x21D2, - "dArr": 0x21D3, - "hArr": 0x21D4, - "forall": 0x2200, - "part": 0x2202, - "exist": 0x2203, - "empty": 0x2205, - "nabla": 0x2207, - "isin": 0x2208, - "notin": 0x2209, - "ni": 0x220B, - "prod": 0x220F, - "sum": 0x2211, - "minus": 0x2212, - "lowast": 0x2217, - "radic": 0x221A, - "prop": 0x221D, - "infin": 0x221E, - "ang": 0x2220, - "and": 0x2227, - "or": 0x2228, - "cap": 0x2229, - "cup": 0x222A, - "int": 0x222B, - "there4": 0x2234, - "sim": 0x223C, - "cong": 0x2245, - "asymp": 0x2248, - "ne": 0x2260, - "equiv": 0x2261, - "le": 0x2264, - "ge": 0x2265, - "sub": 0x2282, - "sup": 0x2283, - "nsub": 0x2284, - "sube": 0x2286, - "supe": 0x2287, - "oplus": 0x2295, - "otimes": 0x2297, - "perp": 0x22A5, - "sdot": 0x22C5, - "lceil": 0x2308, - "rceil": 0x2309, - "lfloor": 0x230A, - "rfloor": 0x230B, - "lang": 0x2329, - "rang": 0x232A, - "loz": 0x25CA, - "spades": 0x2660, - "clubs": 0x2663, - "hearts": 0x2665, - "diams": 0x2666 - }); -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - var ES2017SubstitutionFlags; - (function (ES2017SubstitutionFlags) { - /** Enables substitutions for async methods with `super` calls. */ - ES2017SubstitutionFlags[ES2017SubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; - })(ES2017SubstitutionFlags || (ES2017SubstitutionFlags = {})); - function transformES2017(context) { - var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; - var resolver = context.getEmitResolver(); - var compilerOptions = context.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - // These variables contain state that changes as we descend into the tree. - var currentSourceFile; /** - * Keeps track of whether expression substitution has been enabled for specific edge cases. - * They are persisted between each SourceFile transformation and should not be reset. + * Gets a value indicating whether we need to add statements to handle a rest parameter. + * + * @param node A ParameterDeclaration node. + * @param inConstructorWithSynthesizedSuper A value indicating whether the parameter is + * part of a constructor declaration with a + * synthesized call to `super` */ - var enabledSubstitutions; + function shouldAddRestParameter(node, inConstructorWithSynthesizedSuper) { + return node && node.dotDotDotToken && node.name.kind === 71 /* Identifier */ && !inConstructorWithSynthesizedSuper; + } /** - * This keeps track of containers where `super` is valid, for use with - * just-in-time substitution for `super` expressions inside of async methods. + * Adds statements to the body of a function-like node if it contains a rest parameter. + * + * @param statements The statements for the new function body. + * @param node A function-like node. + * @param inConstructorWithSynthesizedSuper A value indicating whether the parameter is + * part of a constructor declaration with a + * synthesized call to `super` */ - var currentSuperContainer; - // Save the previous transformation hooks. - var previousOnEmitNode = context.onEmitNode; - var previousOnSubstituteNode = context.onSubstituteNode; - // Set new transformation hooks. - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; + function addRestParameterIfNeeded(statements, node, inConstructorWithSynthesizedSuper) { + var parameter = ts.lastOrUndefined(node.parameters); + if (!shouldAddRestParameter(parameter, inConstructorWithSynthesizedSuper)) { + return; } - currentSourceFile = node; - var visited = ts.visitEachChild(node, visitor, context); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; - return visited; + // `declarationName` is the name of the local declaration for the parameter. + var declarationName = ts.getMutableClone(parameter.name); + ts.setEmitFlags(declarationName, 48 /* NoSourceMap */); + // `expressionName` is the name of the parameter used in expressions. + var expressionName = ts.getSynthesizedClone(parameter.name); + var restIndex = node.parameters.length - 1; + var temp = ts.createLoopVariable(); + // var param = []; + statements.push(ts.setEmitFlags(ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(declarationName, + /*type*/ undefined, ts.createArrayLiteral([])) + ])), + /*location*/ parameter), 1048576 /* CustomPrologue */)); + // for (var _i = restIndex; _i < arguments.length; _i++) { + // param[_i - restIndex] = arguments[_i]; + // } + var forStatement = ts.createFor(ts.setTextRange(ts.createVariableDeclarationList([ + ts.createVariableDeclaration(temp, /*type*/ undefined, ts.createLiteral(restIndex)) + ]), parameter), ts.setTextRange(ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length")), parameter), ts.setTextRange(ts.createPostfixIncrement(temp), parameter), ts.createBlock([ + ts.startOnNewLine(ts.setTextRange(ts.createStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0 + ? temp + : ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp))), + /*location*/ parameter)) + ])); + ts.setEmitFlags(forStatement, 1048576 /* CustomPrologue */); + ts.startOnNewLine(forStatement); + statements.push(forStatement); } - function visitor(node) { - if ((node.transformFlags & 16 /* ContainsES2017 */) === 0) { - return node; + /** + * Adds a statement to capture the `this` of a function declaration if it is needed. + * + * @param statements The statements for the new function body. + * @param node A node. + */ + function addCaptureThisForNodeIfNeeded(statements, node) { + if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */ && node.kind !== 187 /* ArrowFunction */) { + captureThisForNode(statements, node, ts.createThis()); } - switch (node.kind) { - case 119 /* AsyncKeyword */: - // ES2017 async modifier should be elided for targets < ES2017 - return undefined; - case 189 /* AwaitExpression */: - // ES2017 'await' expressions must be transformed for targets < ES2017. - return visitAwaitExpression(node); - case 149 /* MethodDeclaration */: - // ES2017 method declarations may be 'async' - return visitMethodDeclaration(node); - case 225 /* FunctionDeclaration */: - // ES2017 function declarations may be 'async' - return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: - // ES2017 function expressions may be 'async' - return visitFunctionExpression(node); - case 185 /* ArrowFunction */: - // ES2017 arrow functions may be 'async' - return visitArrowFunction(node); - default: - return ts.visitEachChild(node, visitor, context); + } + function captureThisForNode(statements, node, initializer, originalStatement) { + enableSubstitutionsForCapturedThis(); + var captureThisStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration("_this", + /*type*/ undefined, initializer) + ])); + ts.setEmitFlags(captureThisStatement, 1536 /* NoComments */ | 1048576 /* CustomPrologue */); + ts.setTextRange(captureThisStatement, originalStatement); + ts.setSourceMapRange(captureThisStatement, node); + statements.push(captureThisStatement); + } + function prependCaptureNewTargetIfNeeded(statements, node, copyOnWrite) { + if (hierarchyFacts & 16384 /* NewTarget */) { + var newTarget = void 0; + switch (node.kind) { + case 187 /* ArrowFunction */: + return statements; + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + // Methods and accessors cannot be constructors, so 'new.target' will + // always return 'undefined'. + newTarget = ts.createVoidZero(); + break; + case 152 /* Constructor */: + // Class constructors can only be called with `new`, so `this.constructor` + // should be relatively safe to use. + newTarget = ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), "constructor"); + break; + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + // Functions can be called or constructed, and may have a `this` due to + // being a member or when calling an imported function via `other_1.f()`. + newTarget = ts.createConditional(ts.createLogicalAnd(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), ts.createBinary(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), 93 /* InstanceOfKeyword */, ts.getLocalName(node))), ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), "constructor"), ts.createVoidZero()); + break; + default: + ts.Debug.failBadSyntaxKind(node); + break; + } + var captureNewTargetStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration("_newTarget", + /*type*/ undefined, newTarget) + ])); + if (copyOnWrite) { + return [captureNewTargetStatement].concat(statements); + } + statements.unshift(captureNewTargetStatement); } + return statements; } /** - * Visits an AwaitExpression node. + * Adds statements to the class body function for a class to define the members of the + * class. * - * This function will be called any time a ES2017 await expression is encountered. + * @param statements The statements for the class body function. + * @param node The ClassExpression or ClassDeclaration node. + */ + function addClassMembers(statements, node) { + for (var _i = 0, _a = node.members; _i < _a.length; _i++) { + var member = _a[_i]; + switch (member.kind) { + case 206 /* SemicolonClassElement */: + statements.push(transformSemicolonClassElementToStatement(member)); + break; + case 151 /* MethodDeclaration */: + statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member, node)); + break; + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + var accessors = ts.getAllAccessorDeclarations(node.members, member); + if (member === accessors.firstAccessor) { + statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors, node)); + } + break; + case 152 /* Constructor */: + // Constructors are handled in visitClassExpression/visitClassDeclaration + break; + default: + ts.Debug.failBadSyntaxKind(node); + break; + } + } + } + /** + * Transforms a SemicolonClassElement into a statement for a class body function. * - * @param node The node to visit. + * @param member The SemicolonClassElement node. */ - function visitAwaitExpression(node) { - return ts.setOriginalNode(ts.createYield( - /*asteriskToken*/ undefined, ts.visitNode(node.expression, visitor, ts.isExpression), - /*location*/ node), node); + function transformSemicolonClassElementToStatement(member) { + return ts.setTextRange(ts.createEmptyStatement(), member); } /** - * Visits a MethodDeclaration node. + * Transforms a MethodDeclaration into a statement for a class body function. * - * This function will be called when one of the following conditions are met: - * - The node is marked as async + * @param receiver The receiver for the member. + * @param member The MethodDeclaration node. + */ + function transformClassMethodDeclarationToStatement(receiver, member, container) { + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); + var commentRange = ts.getCommentRange(member); + var sourceMapRange = ts.getSourceMapRange(member); + var memberName = ts.createMemberAccessForPropertyName(receiver, ts.visitNode(member.name, visitor, ts.isPropertyName), /*location*/ member.name); + var memberFunction = transformFunctionLikeToExpression(member, /*location*/ member, /*name*/ undefined, container); + ts.setEmitFlags(memberFunction, 1536 /* NoComments */); + ts.setSourceMapRange(memberFunction, sourceMapRange); + var statement = ts.setTextRange(ts.createStatement(ts.createAssignment(memberName, memberFunction)), + /*location*/ member); + ts.setOriginalNode(statement, member); + ts.setCommentRange(statement, commentRange); + // The location for the statement is used to emit comments only. + // No source map should be emitted for this statement to align with the + // old emitter. + ts.setEmitFlags(statement, 48 /* NoSourceMap */); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); + return statement; + } + /** + * Transforms a set of related of get/set accessors into a statement for a class body function. * - * @param node The node to visit. + * @param receiver The receiver for the member. + * @param accessors The set of related get/set accessors. */ - function visitMethodDeclaration(node) { - return ts.updateMethod(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + function transformAccessorsToStatement(receiver, accessors, container) { + var statement = ts.createStatement(transformAccessorsToExpression(receiver, accessors, container, /*startsOnNewLine*/ false)); + // The location for the statement is used to emit source maps only. + // No comments should be emitted for this statement to align with the + // old emitter. + ts.setEmitFlags(statement, 1536 /* NoComments */); + ts.setSourceMapRange(statement, ts.getSourceMapRange(accessors.firstAccessor)); + return statement; } /** - * Visits a FunctionDeclaration node. + * Transforms a set of related get/set accessors into an expression for either a class + * body function or an ObjectLiteralExpression with computed properties. * - * This function will be called when one of the following conditions are met: - * - The node is marked async + * @param receiver The receiver for the member. + */ + function transformAccessorsToExpression(receiver, _a, container, startsOnNewLine) { + var firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); + // To align with source maps in the old emitter, the receiver and property name + // arguments are both mapped contiguously to the accessor name. + var target = ts.getMutableClone(receiver); + ts.setEmitFlags(target, 1536 /* NoComments */ | 32 /* NoTrailingSourceMap */); + ts.setSourceMapRange(target, firstAccessor.name); + var propertyName = ts.createExpressionForPropertyName(ts.visitNode(firstAccessor.name, visitor, ts.isPropertyName)); + ts.setEmitFlags(propertyName, 1536 /* NoComments */ | 16 /* NoLeadingSourceMap */); + ts.setSourceMapRange(propertyName, firstAccessor.name); + var properties = []; + if (getAccessor) { + var getterFunction = transformFunctionLikeToExpression(getAccessor, /*location*/ undefined, /*name*/ undefined, container); + ts.setSourceMapRange(getterFunction, ts.getSourceMapRange(getAccessor)); + ts.setEmitFlags(getterFunction, 512 /* NoLeadingComments */); + var getter = ts.createPropertyAssignment("get", getterFunction); + ts.setCommentRange(getter, ts.getCommentRange(getAccessor)); + properties.push(getter); + } + if (setAccessor) { + var setterFunction = transformFunctionLikeToExpression(setAccessor, /*location*/ undefined, /*name*/ undefined, container); + ts.setSourceMapRange(setterFunction, ts.getSourceMapRange(setAccessor)); + ts.setEmitFlags(setterFunction, 512 /* NoLeadingComments */); + var setter = ts.createPropertyAssignment("set", setterFunction); + ts.setCommentRange(setter, ts.getCommentRange(setAccessor)); + properties.push(setter); + } + properties.push(ts.createPropertyAssignment("enumerable", ts.createTrue()), ts.createPropertyAssignment("configurable", ts.createTrue())); + var call = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), + /*typeArguments*/ undefined, [ + target, + propertyName, + ts.createObjectLiteral(properties, /*multiLine*/ true) + ]); + if (startsOnNewLine) { + call.startsOnNewLine = true; + } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); + return call; + } + /** + * Visits an ArrowFunction and transforms it into a FunctionExpression. * - * @param node The node to visit. + * @param node An ArrowFunction node. */ - function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.name, + function visitArrowFunction(node) { + if (node.transformFlags & 16384 /* ContainsLexicalThis */) { + enableSubstitutionsForCapturedThis(); + } + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16256 /* ArrowFunctionExcludes */, 66 /* ArrowFunctionIncludes */); + var func = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + /*type*/ undefined, transformFunctionBody(node)); + ts.setTextRange(func, node); + ts.setOriginalNode(func, node); + ts.setEmitFlags(func, 8 /* CapturesThis */); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return func; } /** * Visits a FunctionExpression node. * - * This function will be called when one of the following conditions are met: - * - The node is marked async - * - * @param node The node to visit. + * @param node a FunctionExpression node. */ function visitFunctionExpression(node) { - if (ts.nodeIsMissing(node.body)) { - return ts.createOmittedExpression(); - } + var ancestorFacts = ts.getEmitFlags(node) & 262144 /* AsyncFunctionBody */ + ? enterSubtree(16278 /* AsyncFunctionBodyExcludes */, 69 /* AsyncFunctionBodyIncludes */) + : enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = node.transformFlags & 64 /* ES2015 */ + ? transformFunctionBody(node) + : visitFunctionBodyDownLevel(node); + var name = hierarchyFacts & 16384 /* NewTarget */ + ? ts.getLocalName(node) + : node.name; + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; return ts.updateFunctionExpression(node, - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + /*modifiers*/ undefined, node.asteriskToken, name, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); } /** - * Visits an ArrowFunction. + * Visits a FunctionDeclaration node. * - * This function will be called when one of the following conditions are met: - * - The node is marked async + * @param node a FunctionDeclaration node. + */ + function visitFunctionDeclaration(node) { + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = node.transformFlags & 64 /* ES2015 */ + ? transformFunctionBody(node) + : visitFunctionBodyDownLevel(node); + var name = hierarchyFacts & 16384 /* NewTarget */ + ? ts.getLocalName(node) + : node.name; + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, name, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); + } + /** + * Transforms a function-like node into a FunctionExpression. * - * @param node The node to visit. + * @param node The function-like node to transform. + * @param location The source-map location for the new FunctionExpression. + * @param name The name of the new FunctionExpression. */ - function visitArrowFunction(node) { - return ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + function transformFunctionLikeToExpression(node, location, name, container) { + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = container && ts.isClassLike(container) && !ts.hasModifier(node, 32 /* Static */) + ? enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */ | 8 /* NonStaticClassElement */) + : enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = transformFunctionBody(node); + if (hierarchyFacts & 16384 /* NewTarget */ && !name && (node.kind === 228 /* FunctionDeclaration */ || node.kind === 186 /* FunctionExpression */)) { + name = ts.getGeneratedNameForNode(node); + } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression( + /*modifiers*/ undefined, node.asteriskToken, name, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body), location), + /*original*/ node); } - function transformAsyncFunctionBody(node) { + /** + * Transforms the body of a function-like node. + * + * @param node A function-like node. + */ + function transformFunctionBody(node) { + var multiLine = false; // indicates whether the block *must* be emitted as multiple lines + var singleLine = false; // indicates whether the block *may* be emitted as a single line + var statementsLocation; + var closeBraceLocation; + var statements = []; + var body = node.body; + var statementOffset; resumeLexicalEnvironment(); - var original = ts.getOriginalNode(node, ts.isFunctionLike); - var nodeType = original.type; - var promiseConstructor = languageVersion < 2 /* ES2015 */ ? getPromiseConstructor(nodeType) : undefined; - var isArrowFunction = node.kind === 185 /* ArrowFunction */; - var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192 /* CaptureArguments */) !== 0; - // An async function is emit as an outer function that calls an inner - // generator function. To preserve lexical bindings, we pass the current - // `this` and `arguments` objects to `__awaiter`. The generator function - // passed to `__awaiter` is executed inside of the callback to the - // promise constructor. - if (!isArrowFunction) { - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); - statements.push(ts.createReturn(createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body, statementOffset)))); - ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(statements, /*location*/ node.body, /*multiLine*/ true); - // Minor optimization, emit `_super` helper to capture `super` access in an arrow. - // This step isn't needed if we eventually transform this to ES5. - if (languageVersion >= 2 /* ES2015 */) { - if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { - enableSubstitutionForAsyncMethodsWithSuper(); - ts.addEmitHelper(block, advancedAsyncSuperHelper); - } - else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { - enableSubstitutionForAsyncMethodsWithSuper(); - ts.addEmitHelper(block, asyncSuperHelper); - } + if (ts.isBlock(body)) { + // ensureUseStrict is false because no new prologue-directive should be added. + // addStandardPrologue will put already-existing directives at the beginning of the target statement-array + statementOffset = ts.addStandardPrologue(statements, body.statements, /*ensureUseStrict*/ false); + } + addCaptureThisForNodeIfNeeded(statements, node); + addDefaultValueAssignmentsIfNeeded(statements, node); + addRestParameterIfNeeded(statements, node, /*inConstructorWithSynthesizedSuper*/ false); + // If we added any generated statements, this must be a multi-line block. + if (!multiLine && statements.length > 0) { + multiLine = true; + } + if (ts.isBlock(body)) { + // addCustomPrologue puts already-existing directives at the beginning of the target statement-array + statementOffset = ts.addCustomPrologue(statements, body.statements, statementOffset, visitor); + statementsLocation = body.statements; + ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, statementOffset)); + // If the original body was a multi-line block, this must be a multi-line block. + if (!multiLine && body.multiLine) { + multiLine = true; } - return block; } else { - var expression = createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body)); - var declarations = endLexicalEnvironment(); - if (ts.some(declarations)) { - var block = ts.convertToFunctionBody(expression); - return ts.updateBlock(block, ts.createNodeArray(ts.concatenate(block.statements, declarations), block.statements)); + ts.Debug.assert(node.kind === 187 /* ArrowFunction */); + // To align with the old emitter, we use a synthetic end position on the location + // for the statement list we synthesize when we down-level an arrow function with + // an expression function body. This prevents both comments and source maps from + // being emitted for the end position only. + statementsLocation = ts.moveRangeEnd(body, -1); + var equalsGreaterThanToken = node.equalsGreaterThanToken; + if (!ts.nodeIsSynthesized(equalsGreaterThanToken) && !ts.nodeIsSynthesized(body)) { + if (ts.rangeEndIsOnSameLineAsRangeStart(equalsGreaterThanToken, body, currentSourceFile)) { + singleLine = true; + } + else { + multiLine = true; + } } - return expression; + var expression = ts.visitNode(body, visitor, ts.isExpression); + var returnStatement = ts.createReturn(expression); + ts.setTextRange(returnStatement, body); + ts.setEmitFlags(returnStatement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 1024 /* NoTrailingComments */); + statements.push(returnStatement); + // To align with the source map emit for the old emitter, we set a custom + // source map location for the close brace. + closeBraceLocation = body; } - } - function transformFunctionBodyWorker(body, start) { - if (ts.isBlock(body)) { - return ts.updateBlock(body, ts.visitLexicalEnvironment(body.statements, visitor, context, start)); + var lexicalEnvironment = context.endLexicalEnvironment(); + ts.addRange(statements, lexicalEnvironment); + prependCaptureNewTargetIfNeeded(statements, node, /*copyOnWrite*/ false); + // If we added any final generated statements, this must be a multi-line block + if (!multiLine && lexicalEnvironment && lexicalEnvironment.length) { + multiLine = true; } - else { - startLexicalEnvironment(); - var visited = ts.convertToFunctionBody(ts.visitNode(body, visitor, ts.isConciseBody)); - var declarations = endLexicalEnvironment(); - return ts.updateBlock(visited, ts.createNodeArray(ts.concatenate(visited.statements, declarations), visited.statements)); + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), multiLine); + ts.setTextRange(block, node.body); + if (!multiLine && singleLine) { + ts.setEmitFlags(block, 1 /* SingleLine */); } - } - function getPromiseConstructor(type) { - var typeName = type && ts.getEntityNameFromTypeNode(type); - if (typeName && ts.isEntityName(typeName)) { - var serializationKind = resolver.getTypeReferenceSerializationKind(typeName); - if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue - || serializationKind === ts.TypeReferenceSerializationKind.Unknown) { - return typeName; - } + if (closeBraceLocation) { + ts.setTokenSourceMapRange(block, 18 /* CloseBraceToken */, closeBraceLocation); } - return undefined; + ts.setOriginalNode(block, node.body); + return block; } - function enableSubstitutionForAsyncMethodsWithSuper() { - if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { - enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; - // We need to enable substitutions for call, property access, and element access - // if we need to rewrite super calls. - context.enableSubstitution(179 /* CallExpression */); - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(178 /* ElementAccessExpression */); - // We need to be notified when entering and exiting declarations that bind super. - context.enableEmitNotification(226 /* ClassDeclaration */); - context.enableEmitNotification(149 /* MethodDeclaration */); - context.enableEmitNotification(151 /* GetAccessor */); - context.enableEmitNotification(152 /* SetAccessor */); - context.enableEmitNotification(150 /* Constructor */); + function visitFunctionBodyDownLevel(node) { + var updated = ts.visitFunctionBody(node.body, functionBodyVisitor, context); + return ts.updateBlock(updated, ts.setTextRange(ts.createNodeArray(prependCaptureNewTargetIfNeeded(updated.statements, node, /*copyOnWrite*/ true)), + /*location*/ updated.statements)); + } + function visitBlock(node, isFunctionBody) { + if (isFunctionBody) { + // A function body is not a block scope. + return ts.visitEachChild(node, visitor, context); } + var ancestorFacts = hierarchyFacts & 256 /* IterationStatement */ + ? enterSubtree(4032 /* IterationStatementBlockExcludes */, 512 /* IterationStatementBlockIncludes */) + : enterSubtree(3904 /* BlockExcludes */, 128 /* BlockIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } - function substituteExpression(node) { - switch (node.kind) { - case 177 /* PropertyAccessExpression */: - return substitutePropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: - return substituteElementAccessExpression(node); - case 179 /* CallExpression */: - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) { - return substituteCallExpression(node); - } - break; + /** + * Visits an ExpressionStatement that contains a destructuring assignment. + * + * @param node An ExpressionStatement node. + */ + function visitExpressionStatement(node) { + // If we are here it is most likely because our expression is a destructuring assignment. + switch (node.expression.kind) { + case 185 /* ParenthesizedExpression */: + return ts.updateStatement(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); + case 194 /* BinaryExpression */: + return ts.updateStatement(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); } - return node; + return ts.visitEachChild(node, visitor, context); } - function substitutePropertyAccessExpression(node) { - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && node.expression.kind === 96 /* SuperKeyword */) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - return createSuperAccessInAsyncMethod(ts.createLiteral(node.name.text), flags, node); + /** + * Visits a ParenthesizedExpression that may contain a destructuring assignment. + * + * @param node A ParenthesizedExpression node. + * @param needsDestructuringValue A value indicating whether we need to hold onto the rhs + * of a destructuring assignment. + */ + function visitParenthesizedExpression(node, needsDestructuringValue) { + // If we are here it is most likely because our expression is a destructuring assignment. + if (!needsDestructuringValue) { + // By default we always emit the RHS at the end of a flattened destructuring + // expression. If we are in a state where we do not need the destructuring value, + // we pass that information along to the children that care about it. + switch (node.expression.kind) { + case 185 /* ParenthesizedExpression */: + return ts.updateParen(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); + case 194 /* BinaryExpression */: + return ts.updateParen(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); } } - return node; + return ts.visitEachChild(node, visitor, context); } - function substituteElementAccessExpression(node) { - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && node.expression.kind === 96 /* SuperKeyword */) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - return createSuperAccessInAsyncMethod(node.argumentExpression, flags, node); + /** + * Visits a BinaryExpression that contains a destructuring assignment. + * + * @param node A BinaryExpression node. + * @param needsDestructuringValue A value indicating whether we need to hold onto the rhs + * of a destructuring assignment. + */ + function visitBinaryExpression(node, needsDestructuringValue) { + // If we are here it is because this is a destructuring assignment. + if (ts.isDestructuringAssignment(node)) { + return ts.flattenDestructuringAssignment(node, visitor, context, 0 /* All */, needsDestructuringValue); + } + return ts.visitEachChild(node, visitor, context); + } + function visitVariableStatement(node) { + var ancestorFacts = enterSubtree(0 /* None */, ts.hasModifier(node, 1 /* Export */) ? 32 /* ExportedVariableStatement */ : 0 /* None */); + var updated; + if (convertedLoopState && (node.declarationList.flags & 3 /* BlockScoped */) === 0) { + // we are inside a converted loop - hoist variable declarations + var assignments = void 0; + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + hoistVariableDeclarationDeclaredInConvertedLoop(convertedLoopState, decl); + if (decl.initializer) { + var assignment = void 0; + if (ts.isBindingPattern(decl.name)) { + assignment = ts.flattenDestructuringAssignment(decl, visitor, context, 0 /* All */); + } + else { + assignment = ts.createBinary(decl.name, 58 /* EqualsToken */, ts.visitNode(decl.initializer, visitor, ts.isExpression)); + ts.setTextRange(assignment, decl); + } + assignments = ts.append(assignments, assignment); + } + } + if (assignments) { + updated = ts.setTextRange(ts.createStatement(ts.inlineExpressions(assignments)), node); + } + else { + // none of declarations has initializer - the entire variable statement can be deleted + updated = undefined; } } - return node; + else { + updated = ts.visitEachChild(node, visitor, context); + } + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } - function substituteCallExpression(node) { - var expression = node.expression; - if (ts.isSuperProperty(expression)) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - var argumentExpression = ts.isPropertyAccessExpression(expression) - ? substitutePropertyAccessExpression(expression) - : substituteElementAccessExpression(expression); - return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), - /*typeArguments*/ undefined, [ - ts.createThis() - ].concat(node.arguments)); + /** + * Visits a VariableDeclarationList that is block scoped (e.g. `let` or `const`). + * + * @param node A VariableDeclarationList node. + */ + function visitVariableDeclarationList(node) { + if (node.transformFlags & 64 /* ES2015 */) { + if (node.flags & 3 /* BlockScoped */) { + enableSubstitutionsForBlockScopedBindings(); } + var declarations = ts.flatMap(node.declarations, node.flags & 1 /* Let */ + ? visitVariableDeclarationInLetDeclarationList + : visitVariableDeclaration); + var declarationList = ts.createVariableDeclarationList(declarations); + ts.setOriginalNode(declarationList, node); + ts.setTextRange(declarationList, node); + ts.setCommentRange(declarationList, node); + if (node.transformFlags & 8388608 /* ContainsBindingPattern */ + && (ts.isBindingPattern(node.declarations[0].name) || ts.isBindingPattern(ts.lastOrUndefined(node.declarations).name))) { + // If the first or last declaration is a binding pattern, we need to modify + // the source map range for the declaration list. + var firstDeclaration = ts.firstOrUndefined(declarations); + if (firstDeclaration) { + var lastDeclaration = ts.lastOrUndefined(declarations); + ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); + } + } + return declarationList; } - return node; + return ts.visitEachChild(node, visitor, context); } - function isSuperContainer(node) { - var kind = node.kind; - return kind === 226 /* ClassDeclaration */ - || kind === 150 /* Constructor */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */; + /** + * Gets a value indicating whether we should emit an explicit initializer for a variable + * declaration in a `let` declaration list. + * + * @param node A VariableDeclaration node. + */ + function shouldEmitExplicitInitializerForLetDeclaration(node) { + // Nested let bindings might need to be initialized explicitly to preserve + // ES6 semantic: + // + // { let x = 1; } + // { let x; } // x here should be undefined. not 1 + // + // Top level bindings never collide with anything and thus don't require + // explicit initialization. As for nested let bindings there are two cases: + // + // - Nested let bindings that were not renamed definitely should be + // initialized explicitly: + // + // { let x = 1; } + // { let x; if (some-condition) { x = 1}; if (x) { /*1*/ } } + // + // Without explicit initialization code in /*1*/ can be executed even if + // some-condition is evaluated to false. + // + // - Renaming introduces fresh name that should not collide with any + // existing names, however renamed bindings sometimes also should be + // explicitly initialized. One particular case: non-captured binding + // declared inside loop body (but not in loop initializer): + // + // let x; + // for (;;) { + // let x; + // } + // + // In downlevel codegen inner 'x' will be renamed so it won't collide + // with outer 'x' however it will should be reset on every iteration as + // if it was declared anew. + // + // * Why non-captured binding? + // - Because if loop contains block scoped binding captured in some + // function then loop body will be rewritten to have a fresh scope + // on every iteration so everything will just work. + // + // * Why loop initializer is excluded? + // - Since we've introduced a fresh name it already will be undefined. + var flags = resolver.getNodeCheckFlags(node); + var isCapturedInFunction = flags & 131072 /* CapturedBlockScopedBinding */; + var isDeclaredInLoop = flags & 262144 /* BlockScopedBindingInLoop */; + var emittedAsTopLevel = (hierarchyFacts & 64 /* TopLevel */) !== 0 + || (isCapturedInFunction + && isDeclaredInLoop + && (hierarchyFacts & 512 /* IterationStatementBlock */) !== 0); + var emitExplicitInitializer = !emittedAsTopLevel + && (hierarchyFacts & 2048 /* ForInOrForOfStatement */) === 0 + && (!resolver.isDeclarationWithCollidingName(node) + || (isDeclaredInLoop + && !isCapturedInFunction + && (hierarchyFacts & (1024 /* ForStatement */ | 2048 /* ForInOrForOfStatement */)) === 0)); + return emitExplicitInitializer; } /** - * Hook for node emit. + * Visits a VariableDeclaration in a `let` declaration list. * - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. + * @param node A VariableDeclaration node. */ - function onEmitNode(emitContext, node, emitCallback) { - // If we need to support substitutions for `super` in an async method, - // we should track it here. - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { - var savedCurrentSuperContainer = currentSuperContainer; - currentSuperContainer = node; - previousOnEmitNode(emitContext, node, emitCallback); - currentSuperContainer = savedCurrentSuperContainer; + function visitVariableDeclarationInLetDeclarationList(node) { + // For binding pattern names that lack initializers there is no point to emit + // explicit initializer since downlevel codegen for destructuring will fail + // in the absence of initializer so all binding elements will say uninitialized + var name = node.name; + if (ts.isBindingPattern(name)) { + return visitVariableDeclaration(node); } - else { - previousOnEmitNode(emitContext, node, emitCallback); + if (!node.initializer && shouldEmitExplicitInitializerForLetDeclaration(node)) { + var clone_2 = ts.getMutableClone(node); + clone_2.initializer = ts.createVoidZero(); + return clone_2; } + return ts.visitEachChild(node, visitor, context); } /** - * Hooks node substitutions. + * Visits a VariableDeclaration node with a binding pattern. * - * @param node The node to substitute. - * @param isExpression A value indicating whether the node is to be used in an expression - * position. + * @param node A VariableDeclaration node. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); - } - return node; - } - function createSuperAccessInAsyncMethod(argumentExpression, flags, location) { - if (flags & 4096 /* AsyncMethodWithSuperBinding */) { - return ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), - /*typeArguments*/ undefined, [argumentExpression]), "value", location); + function visitVariableDeclaration(node) { + var ancestorFacts = enterSubtree(32 /* ExportedVariableStatement */, 0 /* None */); + var updated; + if (ts.isBindingPattern(node.name)) { + updated = ts.flattenDestructuringBinding(node, visitor, context, 0 /* All */, + /*value*/ undefined, (ancestorFacts & 32 /* ExportedVariableStatement */) !== 0); } else { - return ts.createCall(ts.createIdentifier("_super"), - /*typeArguments*/ undefined, [argumentExpression], location); + updated = ts.visitEachChild(node, visitor, context); } + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } - function getSuperContainerAsyncMethodFlags() { - return currentSuperContainer !== undefined - && resolver.getNodeCheckFlags(currentSuperContainer) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); + function recordLabel(node) { + convertedLoopState.labels.set(ts.idText(node.label), true); } - } - ts.transformES2017 = transformES2017; - function createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, body) { - context.requestEmitHelper(awaiterHelper); - var generatorFunc = ts.createFunctionExpression( - /*modifiers*/ undefined, ts.createToken(38 /* AsteriskToken */), - /*name*/ undefined, - /*typeParameters*/ undefined, - /*parameters*/ [], - /*type*/ undefined, body); - // Mark this node as originally an async function - (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 131072 /* AsyncFunctionBody */; - return ts.createCall(ts.getHelperName("__awaiter"), - /*typeArguments*/ undefined, [ - ts.createThis(), - hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(), - promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(), - generatorFunc - ]); - } - var awaiterHelper = { - name: "typescript:awaiter", - scoped: false, - priority: 5, - text: "\n var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n };" - }; - var asyncSuperHelper = { - name: "typescript:async-super", - scoped: true, - text: "\n const _super = name => super[name];" - }; - var advancedAsyncSuperHelper = { - name: "typescript:advanced-async-super", - scoped: true, - text: "\n const _super = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);" - }; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - function transformES2016(context) { - var hoistVariableDeclaration = context.hoistVariableDeclaration; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; - } - return ts.visitEachChild(node, visitor, context); + function resetLabel(node) { + convertedLoopState.labels.set(ts.idText(node.label), false); } - function visitor(node) { - if ((node.transformFlags & 32 /* ContainsES2016 */) === 0) { - return node; + function visitLabeledStatement(node) { + if (convertedLoopState && !convertedLoopState.labels) { + convertedLoopState.labels = ts.createMap(); } + var statement = ts.unwrapInnermostStatementOfLabel(node, convertedLoopState && recordLabel); + return ts.isIterationStatement(statement, /*lookInLabeledStatements*/ false) + ? visitIterationStatement(statement, /*outermostLabeledStatement*/ node) + : ts.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement), node, convertedLoopState && resetLabel); + } + function visitIterationStatement(node, outermostLabeledStatement) { switch (node.kind) { - case 192 /* BinaryExpression */: - return visitBinaryExpression(node); - default: - return ts.visitEachChild(node, visitor, context); - } + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + return visitDoOrWhileStatement(node, outermostLabeledStatement); + case 214 /* ForStatement */: + return visitForStatement(node, outermostLabeledStatement); + case 215 /* ForInStatement */: + return visitForInStatement(node, outermostLabeledStatement); + case 216 /* ForOfStatement */: + return visitForOfStatement(node, outermostLabeledStatement); + } + } + function visitIterationStatementWithFacts(excludeFacts, includeFacts, node, outermostLabeledStatement, convert) { + var ancestorFacts = enterSubtree(excludeFacts, includeFacts); + var updated = convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } - function visitBinaryExpression(node) { - switch (node.operatorToken.kind) { - case 61 /* AsteriskAsteriskEqualsToken */: - return visitExponentiationAssignmentExpression(node); - case 39 /* AsteriskAsteriskToken */: - return visitExponentiationExpression(node); - default: - return ts.visitEachChild(node, visitor, context); - } + function visitDoOrWhileStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(0 /* DoOrWhileStatementExcludes */, 256 /* DoOrWhileStatementIncludes */, node, outermostLabeledStatement); } - function visitExponentiationAssignmentExpression(node) { - var target; - var value; - var left = ts.visitNode(node.left, visitor, ts.isExpression); - var right = ts.visitNode(node.right, visitor, ts.isExpression); - if (ts.isElementAccessExpression(left)) { - // Transforms `a[x] **= b` into `(_a = a)[_x = x] = Math.pow(_a[_x], b)` - var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); - var argumentExpressionTemp = ts.createTempVariable(hoistVariableDeclaration); - target = ts.createElementAccess(ts.createAssignment(expressionTemp, left.expression, /*location*/ left.expression), ts.createAssignment(argumentExpressionTemp, left.argumentExpression, /*location*/ left.argumentExpression), - /*location*/ left); - value = ts.createElementAccess(expressionTemp, argumentExpressionTemp, - /*location*/ left); + function visitForStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(3008 /* ForStatementExcludes */, 1280 /* ForStatementIncludes */, node, outermostLabeledStatement); + } + function visitForInStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(1984 /* ForInOrForOfStatementExcludes */, 2304 /* ForInOrForOfStatementIncludes */, node, outermostLabeledStatement); + } + function visitForOfStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(1984 /* ForInOrForOfStatementExcludes */, 2304 /* ForInOrForOfStatementIncludes */, node, outermostLabeledStatement, compilerOptions.downlevelIteration ? convertForOfStatementForIterable : convertForOfStatementForArray); + } + function convertForOfStatementHead(node, boundValue, convertedLoopBodyStatements) { + var statements = []; + if (ts.isVariableDeclarationList(node.initializer)) { + if (node.initializer.flags & 3 /* BlockScoped */) { + enableSubstitutionsForBlockScopedBindings(); + } + var firstOriginalDeclaration = ts.firstOrUndefined(node.initializer.declarations); + if (firstOriginalDeclaration && ts.isBindingPattern(firstOriginalDeclaration.name)) { + // This works whether the declaration is a var, let, or const. + // It will use rhsIterationValue _a[_i] as the initializer. + var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0 /* All */, boundValue); + var declarationList = ts.setTextRange(ts.createVariableDeclarationList(declarations), node.initializer); + ts.setOriginalNode(declarationList, node.initializer); + // Adjust the source map range for the first declaration to align with the old + // emitter. + var firstDeclaration = declarations[0]; + var lastDeclaration = ts.lastOrUndefined(declarations); + ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); + statements.push(ts.createVariableStatement( + /*modifiers*/ undefined, declarationList)); + } + else { + // The following call does not include the initializer, so we have + // to emit it separately. + statements.push(ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.setOriginalNode(ts.setTextRange(ts.createVariableDeclarationList([ + ts.createVariableDeclaration(firstOriginalDeclaration ? firstOriginalDeclaration.name : ts.createTempVariable(/*recordTempVariable*/ undefined), + /*type*/ undefined, boundValue) + ]), ts.moveRangePos(node.initializer, -1)), node.initializer)), ts.moveRangeEnd(node.initializer, -1))); + } } - else if (ts.isPropertyAccessExpression(left)) { - // Transforms `a.x **= b` into `(_a = a).x = Math.pow(_a.x, b)` - var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); - target = ts.createPropertyAccess(ts.createAssignment(expressionTemp, left.expression, /*location*/ left.expression), left.name, - /*location*/ left); - value = ts.createPropertyAccess(expressionTemp, left.name, - /*location*/ left); + else { + // Initializer is an expression. Emit the expression in the body, so that it's + // evaluated on every iteration. + var assignment = ts.createAssignment(node.initializer, boundValue); + if (ts.isDestructuringAssignment(assignment)) { + ts.aggregateTransformFlags(assignment); + statements.push(ts.createStatement(visitBinaryExpression(assignment, /*needsDestructuringValue*/ false))); + } + else { + assignment.end = node.initializer.end; + statements.push(ts.setTextRange(ts.createStatement(ts.visitNode(assignment, visitor, ts.isExpression)), ts.moveRangeEnd(node.initializer, -1))); + } + } + var bodyLocation; + var statementsLocation; + if (convertedLoopBodyStatements) { + ts.addRange(statements, convertedLoopBodyStatements); } else { - // Transforms `a **= b` into `a = Math.pow(a, b)` - target = left; - value = left; + var statement = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock); + if (ts.isBlock(statement)) { + ts.addRange(statements, statement.statements); + bodyLocation = statement; + statementsLocation = statement.statements; + } + else { + statements.push(statement); + } } - return ts.createAssignment(target, ts.createMathPow(value, right, /*location*/ node), /*location*/ node); + // The old emitter does not emit source maps for the block. + // We add the location to preserve comments. + return ts.setEmitFlags(ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation), 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); } - function visitExponentiationExpression(node) { - // Transforms `a ** b` into `Math.pow(a, b)` - var left = ts.visitNode(node.left, visitor, ts.isExpression); - var right = ts.visitNode(node.right, visitor, ts.isExpression); - return ts.createMathPow(left, right, /*location*/ node); + function convertForOfStatementForArray(node, outermostLabeledStatement, convertedLoopBodyStatements) { + // The following ES6 code: + // + // for (let v of expr) { } + // + // should be emitted as + // + // for (var _i = 0, _a = expr; _i < _a.length; _i++) { + // var v = _a[_i]; + // } + // + // where _a and _i are temps emitted to capture the RHS and the counter, + // respectively. + // When the left hand side is an expression instead of a let declaration, + // the "let v" is not emitted. + // When the left hand side is a let/const, the v is renamed if there is + // another v in scope. + // Note that all assignments to the LHS are emitted in the body, including + // all destructuring. + // Note also that because an extra statement is needed to assign to the LHS, + // for-of bodies are always emitted as blocks. + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + // In the case where the user wrote an identifier as the RHS, like this: + // + // for (let v of arr) { } + // + // we don't want to emit a temporary variable for the RHS, just use it directly. + var counter = ts.createLoopVariable(); + var rhsReference = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + // The old emitter does not emit source maps for the expression + ts.setEmitFlags(expression, 48 /* NoSourceMap */ | ts.getEmitFlags(expression)); + var forStatement = ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(counter, /*type*/ undefined, ts.createLiteral(0)), ts.moveRangePos(node.expression, -1)), + ts.setTextRange(ts.createVariableDeclaration(rhsReference, /*type*/ undefined, expression), node.expression) + ]), node.expression), 2097152 /* NoHoisting */), + /*condition*/ ts.setTextRange(ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length")), node.expression), + /*incrementor*/ ts.setTextRange(ts.createPostfixIncrement(counter), node.expression), + /*statement*/ convertForOfStatementHead(node, ts.createElementAccess(rhsReference, counter), convertedLoopBodyStatements)), + /*location*/ node); + // Disable trailing source maps for the OpenParenToken to align source map emit with the old emitter. + ts.setEmitFlags(forStatement, 256 /* NoTokenTrailingSourceMaps */); + ts.setTextRange(forStatement, node); + return ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel); + } + function convertForOfStatementForIterable(node, outermostLabeledStatement, convertedLoopBodyStatements) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var errorRecord = ts.createUniqueName("e"); + var catchVariable = ts.getGeneratedNameForNode(errorRecord); + var returnMethod = ts.createTempVariable(/*recordTempVariable*/ undefined); + var values = ts.createValuesHelper(context, expression, node.expression); + var next = ts.createCall(ts.createPropertyAccess(iterator, "next"), /*typeArguments*/ undefined, []); + hoistVariableDeclaration(errorRecord); + hoistVariableDeclaration(returnMethod); + var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(iterator, /*type*/ undefined, values), node.expression), + ts.createVariableDeclaration(result, /*type*/ undefined, next) + ]), node.expression), 2097152 /* NoHoisting */), + /*condition*/ ts.createLogicalNot(ts.createPropertyAccess(result, "done")), + /*incrementor*/ ts.createAssignment(result, next), + /*statement*/ convertForOfStatementHead(node, ts.createPropertyAccess(result, "value"), convertedLoopBodyStatements)), + /*location*/ node), 256 /* NoTokenTrailingSourceMaps */); + return ts.createTry(ts.createBlock([ + ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel) + ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([ + ts.createStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([ + ts.createPropertyAssignment("error", catchVariable) + ]))) + ]), 1 /* SingleLine */)), ts.createBlock([ + ts.createTry( + /*tryBlock*/ ts.createBlock([ + ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(ts.createPropertyAccess(result, "done"))), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createStatement(ts.createFunctionCall(returnMethod, iterator, []))), 1 /* SingleLine */), + ]), + /*catchClause*/ undefined, + /*finallyBlock*/ ts.setEmitFlags(ts.createBlock([ + ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1 /* SingleLine */) + ]), 1 /* SingleLine */)) + ])); } - } - ts.transformES2016 = transformES2016; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - var ES2015SubstitutionFlags; - (function (ES2015SubstitutionFlags) { - /** Enables substitutions for captured `this` */ - ES2015SubstitutionFlags[ES2015SubstitutionFlags["CapturedThis"] = 1] = "CapturedThis"; - /** Enables substitutions for block-scoped bindings. */ - ES2015SubstitutionFlags[ES2015SubstitutionFlags["BlockScopedBindings"] = 2] = "BlockScopedBindings"; - })(ES2015SubstitutionFlags || (ES2015SubstitutionFlags = {})); - var CopyDirection; - (function (CopyDirection) { - CopyDirection[CopyDirection["ToOriginal"] = 0] = "ToOriginal"; - CopyDirection[CopyDirection["ToOutParameter"] = 1] = "ToOutParameter"; - })(CopyDirection || (CopyDirection = {})); - var Jump; - (function (Jump) { - Jump[Jump["Break"] = 2] = "Break"; - Jump[Jump["Continue"] = 4] = "Continue"; - Jump[Jump["Return"] = 8] = "Return"; - })(Jump || (Jump = {})); - var SuperCaptureResult; - (function (SuperCaptureResult) { - /** - * A capture may have been added for calls to 'super', but - * the caller should emit subsequent statements normally. - */ - SuperCaptureResult[SuperCaptureResult["NoReplacement"] = 0] = "NoReplacement"; - /** - * A call to 'super()' got replaced with a capturing statement like: - * - * var _this = _super.call(...) || this; - * - * Callers should skip the current statement. - */ - SuperCaptureResult[SuperCaptureResult["ReplaceSuperCapture"] = 1] = "ReplaceSuperCapture"; /** - * A call to 'super()' got replaced with a capturing statement like: - * - * return _super.call(...) || this; + * Visits an ObjectLiteralExpression with computed propety names. * - * Callers should skip the current statement and avoid any returns of '_this'. - */ - SuperCaptureResult[SuperCaptureResult["ReplaceWithReturn"] = 2] = "ReplaceWithReturn"; - })(SuperCaptureResult || (SuperCaptureResult = {})); - function transformES2015(context) { - var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; - var resolver = context.getEmitResolver(); - var previousOnSubstituteNode = context.onSubstituteNode; - var previousOnEmitNode = context.onEmitNode; - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - var currentSourceFile; - var currentText; - var currentParent; - var currentNode; - var enclosingVariableStatement; - var enclosingBlockScopeContainer; - var enclosingBlockScopeContainerParent; - var enclosingFunction; - var enclosingNonArrowFunction; - var enclosingNonAsyncFunctionBody; - var isInConstructorWithCapturedSuper; - /** - * Used to track if we are emitting body of the converted loop - */ - var convertedLoopState; - /** - * Keeps track of whether substitutions have been enabled for specific cases. - * They are persisted between each SourceFile transformation and should not - * be reset. + * @param node An ObjectLiteralExpression node. */ - var enabledSubstitutions; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; + function visitObjectLiteralExpression(node) { + // We are here because a ComputedPropertyName was used somewhere in the expression. + var properties = node.properties; + var numProperties = properties.length; + // Find the first computed property. + // Everything until that point can be emitted as part of the initial object literal. + var numInitialProperties = numProperties; + var numInitialPropertiesWithoutYield = numProperties; + for (var i = 0; i < numProperties; i++) { + var property = properties[i]; + if ((property.transformFlags & 16777216 /* ContainsYield */ && hierarchyFacts & 4 /* AsyncFunctionBody */) + && i < numInitialPropertiesWithoutYield) { + numInitialPropertiesWithoutYield = i; + } + if (property.name.kind === 144 /* ComputedPropertyName */) { + numInitialProperties = i; + break; + } } - currentSourceFile = node; - currentText = node.text; - var visited = saveStateAndInvoke(node, visitSourceFile); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; - currentText = undefined; - return visited; - } - function visitor(node) { - return saveStateAndInvoke(node, dispatcher); + if (numInitialProperties !== numProperties) { + if (numInitialPropertiesWithoutYield < numInitialProperties) { + numInitialProperties = numInitialPropertiesWithoutYield; + } + // For computed properties, we need to create a unique handle to the object + // literal so we can modify it without risking internal assignments tainting the object. + var temp = ts.createTempVariable(hoistVariableDeclaration); + // Write out the first non-computed properties, then emit the rest through indexing on the temp variable. + var expressions = []; + var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), node.multiLine), 65536 /* Indented */)); + if (node.multiLine) { + assignment.startsOnNewLine = true; + } + expressions.push(assignment); + addObjectLiteralMembers(expressions, node, temp, numInitialProperties); + // We need to clone the temporary identifier so that we can write it on a + // new line + expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); + return ts.inlineExpressions(expressions); + } + return ts.visitEachChild(node, visitor, context); } - function dispatcher(node) { - return convertedLoopState - ? visitorForConvertedLoopWorker(node) - : visitorWorker(node); + function shouldConvertIterationStatementBody(node) { + return (resolver.getNodeCheckFlags(node) & 65536 /* LoopWithCapturedBlockScopedBinding */) !== 0; } - function saveStateAndInvoke(node, f) { - var savedEnclosingFunction = enclosingFunction; - var savedEnclosingNonArrowFunction = enclosingNonArrowFunction; - var savedEnclosingNonAsyncFunctionBody = enclosingNonAsyncFunctionBody; - var savedEnclosingBlockScopeContainer = enclosingBlockScopeContainer; - var savedEnclosingBlockScopeContainerParent = enclosingBlockScopeContainerParent; - var savedEnclosingVariableStatement = enclosingVariableStatement; - var savedCurrentParent = currentParent; - var savedCurrentNode = currentNode; - var savedConvertedLoopState = convertedLoopState; - var savedIsInConstructorWithCapturedSuper = isInConstructorWithCapturedSuper; - if (ts.nodeStartsNewLexicalEnvironment(node)) { - // don't treat content of nodes that start new lexical environment as part of converted loop copy or constructor body - isInConstructorWithCapturedSuper = false; - convertedLoopState = undefined; + /** + * Records constituents of name for the given variable to be hoisted in the outer scope. + */ + function hoistVariableDeclarationDeclaredInConvertedLoop(state, node) { + if (!state.hoistedLocalVariables) { + state.hoistedLocalVariables = []; } - onBeforeVisitNode(node); - var visited = f(node); - isInConstructorWithCapturedSuper = savedIsInConstructorWithCapturedSuper; - convertedLoopState = savedConvertedLoopState; - enclosingFunction = savedEnclosingFunction; - enclosingNonArrowFunction = savedEnclosingNonArrowFunction; - enclosingNonAsyncFunctionBody = savedEnclosingNonAsyncFunctionBody; - enclosingBlockScopeContainer = savedEnclosingBlockScopeContainer; - enclosingBlockScopeContainerParent = savedEnclosingBlockScopeContainerParent; - enclosingVariableStatement = savedEnclosingVariableStatement; - currentParent = savedCurrentParent; - currentNode = savedCurrentNode; - return visited; - } - function onBeforeVisitNode(node) { - if (currentNode) { - if (ts.isBlockScope(currentNode, currentParent)) { - enclosingBlockScopeContainer = currentNode; - enclosingBlockScopeContainerParent = currentParent; - } - if (ts.isFunctionLike(currentNode)) { - enclosingFunction = currentNode; - if (currentNode.kind !== 185 /* ArrowFunction */) { - enclosingNonArrowFunction = currentNode; - if (!(ts.getEmitFlags(currentNode) & 131072 /* AsyncFunctionBody */)) { - enclosingNonAsyncFunctionBody = currentNode; - } - } - } - // keep track of the enclosing variable statement when in the context of - // variable statements, variable declarations, binding elements, and binding - // patterns. - switch (currentNode.kind) { - case 205 /* VariableStatement */: - enclosingVariableStatement = currentNode; - break; - case 224 /* VariableDeclarationList */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - break; - default: - enclosingVariableStatement = undefined; + visit(node.name); + function visit(node) { + if (node.kind === 71 /* Identifier */) { + state.hoistedLocalVariables.push(node); + } + else { + for (var _i = 0, _a = node.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + visit(element.name); + } + } } } - currentParent = currentNode; - currentNode = node; - } - function returnCapturedThis(node) { - return ts.setOriginalNode(ts.createReturn(ts.createIdentifier("_this")), node); - } - function isReturnVoidStatementInConstructorWithCapturedSuper(node) { - return isInConstructorWithCapturedSuper && node.kind === 216 /* ReturnStatement */ && !node.expression; - } - function shouldCheckNode(node) { - return (node.transformFlags & 64 /* ES2015 */) !== 0 || - node.kind === 219 /* LabeledStatement */ || - (ts.isIterationStatement(node, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node)); } - function visitorWorker(node) { - if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { - return returnCapturedThis(node); + function convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert) { + if (!shouldConvertIterationStatementBody(node)) { + var saveAllowedNonLabeledJumps = void 0; + if (convertedLoopState) { + // we get here if we are trying to emit normal loop loop inside converted loop + // set allowedNonLabeledJumps to Break | Continue to mark that break\continue inside the loop should be emitted as is + saveAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; + convertedLoopState.allowedNonLabeledJumps = 2 /* Break */ | 4 /* Continue */; + } + var result = convert + ? convert(node, outermostLabeledStatement, /*convertedLoopBodyStatements*/ undefined) + : ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement, convertedLoopState && resetLabel); + if (convertedLoopState) { + convertedLoopState.allowedNonLabeledJumps = saveAllowedNonLabeledJumps; + } + return result; } - else if (shouldCheckNode(node)) { - return visitJavaScript(node); + var functionName = ts.createUniqueName("_loop"); + var loopInitializer; + switch (node.kind) { + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + var initializer = node.initializer; + if (initializer && initializer.kind === 227 /* VariableDeclarationList */) { + loopInitializer = initializer; + } + break; } - else if (node.transformFlags & 128 /* ContainsES2015 */ || (isInConstructorWithCapturedSuper && !ts.isExpression(node))) { - // we want to dive in this branch either if node has children with ES2015 specific syntax - // or we are inside constructor that captures result of the super call so all returns without expression should be - // rewritten. Note: we skip expressions since returns should never appear there - return ts.visitEachChild(node, visitor, context); + // variables that will be passed to the loop as parameters + var loopParameters = []; + // variables declared in the loop initializer that will be changed inside the loop + var loopOutParameters = []; + if (loopInitializer && (ts.getCombinedNodeFlags(loopInitializer) & 3 /* BlockScoped */)) { + for (var _i = 0, _a = loopInitializer.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + processLoopVariableDeclaration(decl, loopParameters, loopOutParameters); + } } - else { - return node; + var outerConvertedLoopState = convertedLoopState; + convertedLoopState = { loopOutParameters: loopOutParameters }; + if (outerConvertedLoopState) { + // convertedOuterLoopState !== undefined means that this converted loop is nested in another converted loop. + // if outer converted loop has already accumulated some state - pass it through + if (outerConvertedLoopState.argumentsName) { + // outer loop has already used 'arguments' so we've already have some name to alias it + // use the same name in all nested loops + convertedLoopState.argumentsName = outerConvertedLoopState.argumentsName; + } + if (outerConvertedLoopState.thisName) { + // outer loop has already used 'this' so we've already have some name to alias it + // use the same name in all nested loops + convertedLoopState.thisName = outerConvertedLoopState.thisName; + } + if (outerConvertedLoopState.hoistedLocalVariables) { + // we've already collected some non-block scoped variable declarations in enclosing loop + // use the same storage in nested loop + convertedLoopState.hoistedLocalVariables = outerConvertedLoopState.hoistedLocalVariables; + } } - } - function visitorForConvertedLoopWorker(node) { - var result; - if (shouldCheckNode(node)) { - result = visitJavaScript(node); + startLexicalEnvironment(); + var loopBody = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock); + var lexicalEnvironment = endLexicalEnvironment(); + var currentState = convertedLoopState; + convertedLoopState = outerConvertedLoopState; + if (loopOutParameters.length || lexicalEnvironment) { + var statements_4 = ts.isBlock(loopBody) ? loopBody.statements.slice() : [loopBody]; + if (loopOutParameters.length) { + copyOutParameters(loopOutParameters, 1 /* ToOutParameter */, statements_4); + } + ts.addRange(statements_4, lexicalEnvironment); + loopBody = ts.createBlock(statements_4, /*multiline*/ true); + } + if (ts.isBlock(loopBody)) { + loopBody.multiLine = true; } else { - result = visitNodesInConvertedLoop(node); + loopBody = ts.createBlock([loopBody], /*multiline*/ true); } - return result; - } - function visitNodesInConvertedLoop(node) { - switch (node.kind) { - case 216 /* ReturnStatement */: - node = isReturnVoidStatementInConstructorWithCapturedSuper(node) ? returnCapturedThis(node) : node; - return visitReturnStatement(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 218 /* SwitchStatement */: - return visitSwitchStatement(node); - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: - return visitBreakOrContinueStatement(node); - case 98 /* ThisKeyword */: - return visitThisKeyword(node); - case 70 /* Identifier */: - return visitIdentifier(node); - default: - return ts.visitEachChild(node, visitor, context); + var containsYield = (node.statement.transformFlags & 16777216 /* ContainsYield */) !== 0; + var isAsyncBlockContainingAwait = containsYield && (hierarchyFacts & 4 /* AsyncFunctionBody */) !== 0; + var loopBodyFlags = 0; + if (currentState.containsLexicalThis) { + loopBodyFlags |= 8 /* CapturesThis */; } - } - function visitJavaScript(node) { - switch (node.kind) { - case 114 /* StaticKeyword */: - return undefined; // elide static keyword - case 226 /* ClassDeclaration */: - return visitClassDeclaration(node); - case 197 /* ClassExpression */: - return visitClassExpression(node); - case 144 /* Parameter */: - return visitParameter(node); - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 185 /* ArrowFunction */: - return visitArrowFunction(node); - case 184 /* FunctionExpression */: - return visitFunctionExpression(node); - case 223 /* VariableDeclaration */: - return visitVariableDeclaration(node); - case 70 /* Identifier */: - return visitIdentifier(node); - case 224 /* VariableDeclarationList */: - return visitVariableDeclarationList(node); - case 219 /* LabeledStatement */: - return visitLabeledStatement(node); - case 209 /* DoStatement */: - return visitDoStatement(node); - case 210 /* WhileStatement */: - return visitWhileStatement(node); - case 211 /* ForStatement */: - return visitForStatement(node); - case 212 /* ForInStatement */: - return visitForInStatement(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 207 /* ExpressionStatement */: - return visitExpressionStatement(node); - case 176 /* ObjectLiteralExpression */: - return visitObjectLiteralExpression(node); - case 256 /* CatchClause */: - return visitCatchClause(node); - case 258 /* ShorthandPropertyAssignment */: - return visitShorthandPropertyAssignment(node); - case 175 /* ArrayLiteralExpression */: - return visitArrayLiteralExpression(node); - case 179 /* CallExpression */: - return visitCallExpression(node); - case 180 /* NewExpression */: - return visitNewExpression(node); - case 183 /* ParenthesizedExpression */: - return visitParenthesizedExpression(node, /*needsDestructuringValue*/ true); - case 192 /* BinaryExpression */: - return visitBinaryExpression(node, /*needsDestructuringValue*/ true); - case 12 /* NoSubstitutionTemplateLiteral */: - case 13 /* TemplateHead */: - case 14 /* TemplateMiddle */: - case 15 /* TemplateTail */: - return visitTemplateLiteral(node); - case 181 /* TaggedTemplateExpression */: - return visitTaggedTemplateExpression(node); - case 194 /* TemplateExpression */: - return visitTemplateExpression(node); - case 195 /* YieldExpression */: - return visitYieldExpression(node); - case 196 /* SpreadElement */: - return visitSpreadElement(node); - case 96 /* SuperKeyword */: - return visitSuperKeyword(); - case 195 /* YieldExpression */: - // `yield` will be handled by a generators transform. - return ts.visitEachChild(node, visitor, context); - case 149 /* MethodDeclaration */: - return visitMethodDeclaration(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - default: - ts.Debug.failBadSyntaxKind(node); - return ts.visitEachChild(node, visitor, context); + if (isAsyncBlockContainingAwait) { + loopBodyFlags |= 262144 /* AsyncFunctionBody */; + } + var convertedLoopVariable = ts.createVariableStatement( + /*modifiers*/ undefined, ts.setEmitFlags(ts.createVariableDeclarationList([ + ts.createVariableDeclaration(functionName, + /*type*/ undefined, ts.setEmitFlags(ts.createFunctionExpression( + /*modifiers*/ undefined, containsYield ? ts.createToken(39 /* AsteriskToken */) : undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, loopParameters, + /*type*/ undefined, loopBody), loopBodyFlags)) + ]), 2097152 /* NoHoisting */)); + var statements = [convertedLoopVariable]; + var extraVariableDeclarations; + // propagate state from the inner loop to the outer loop if necessary + if (currentState.argumentsName) { + // if alias for arguments is set + if (outerConvertedLoopState) { + // pass it to outer converted loop + outerConvertedLoopState.argumentsName = currentState.argumentsName; + } + else { + // this is top level converted loop and we need to create an alias for 'arguments' object + (extraVariableDeclarations || (extraVariableDeclarations = [])).push(ts.createVariableDeclaration(currentState.argumentsName, + /*type*/ undefined, ts.createIdentifier("arguments"))); + } + } + if (currentState.thisName) { + // if alias for this is set + if (outerConvertedLoopState) { + // pass it to outer converted loop + outerConvertedLoopState.thisName = currentState.thisName; + } + else { + // this is top level converted loop so we need to create an alias for 'this' here + // NOTE: + // if converted loops were all nested in arrow function then we'll always emit '_this' so convertedLoopState.thisName will not be set. + // If it is set this means that all nested loops are not nested in arrow function and it is safe to capture 'this'. + (extraVariableDeclarations || (extraVariableDeclarations = [])).push(ts.createVariableDeclaration(currentState.thisName, + /*type*/ undefined, ts.createIdentifier("this"))); + } + } + if (currentState.hoistedLocalVariables) { + // if hoistedLocalVariables !== undefined this means that we've possibly collected some variable declarations to be hoisted later + if (outerConvertedLoopState) { + // pass them to outer converted loop + outerConvertedLoopState.hoistedLocalVariables = currentState.hoistedLocalVariables; + } + else { + if (!extraVariableDeclarations) { + extraVariableDeclarations = []; + } + // hoist collected variable declarations + for (var _b = 0, _c = currentState.hoistedLocalVariables; _b < _c.length; _b++) { + var identifier = _c[_b]; + extraVariableDeclarations.push(ts.createVariableDeclaration(identifier)); + } + } + } + // add extra variables to hold out parameters if necessary + if (loopOutParameters.length) { + if (!extraVariableDeclarations) { + extraVariableDeclarations = []; + } + for (var _d = 0, loopOutParameters_1 = loopOutParameters; _d < loopOutParameters_1.length; _d++) { + var outParam = loopOutParameters_1[_d]; + extraVariableDeclarations.push(ts.createVariableDeclaration(outParam.outParamName)); + } } + // create variable statement to hold all introduced variable declarations + if (extraVariableDeclarations) { + statements.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList(extraVariableDeclarations))); + } + var convertedLoopBodyStatements = generateCallToConvertedLoop(functionName, loopParameters, currentState, containsYield); + var loop; + if (convert) { + loop = convert(node, outermostLabeledStatement, convertedLoopBodyStatements); + } + else { + var clone_3 = ts.getMutableClone(node); + // clean statement part + clone_3.statement = undefined; + // visit childnodes to transform initializer/condition/incrementor parts + clone_3 = ts.visitEachChild(clone_3, visitor, context); + // set loop statement + clone_3.statement = ts.createBlock(convertedLoopBodyStatements, /*multiline*/ true); + // reset and re-aggregate the transform flags + clone_3.transformFlags = 0; + ts.aggregateTransformFlags(clone_3); + loop = ts.restoreEnclosingLabel(clone_3, outermostLabeledStatement, convertedLoopState && resetLabel); + } + statements.push(loop); + return statements; } - function visitSourceFile(node) { - var statements = []; - startLexicalEnvironment(); - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ false, visitor); - addCaptureThisForNodeIfNeeded(statements, node); - ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); - ts.addRange(statements, endLexicalEnvironment()); - return ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); - } - function visitSwitchStatement(node) { - ts.Debug.assert(convertedLoopState !== undefined); - var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; - // for switch statement allow only non-labeled break - convertedLoopState.allowedNonLabeledJumps |= 2 /* Break */; - var result = ts.visitEachChild(node, visitor, context); - convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps; - return result; + function copyOutParameter(outParam, copyDirection) { + var source = copyDirection === 0 /* ToOriginal */ ? outParam.outParamName : outParam.originalName; + var target = copyDirection === 0 /* ToOriginal */ ? outParam.originalName : outParam.outParamName; + return ts.createBinary(target, 58 /* EqualsToken */, source); } - function visitReturnStatement(node) { - ts.Debug.assert(convertedLoopState !== undefined); - convertedLoopState.nonLocalJumps |= 8 /* Return */; - return ts.createReturn(ts.createObjectLiteral([ - ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression - ? ts.visitNode(node.expression, visitor, ts.isExpression) - : ts.createVoidZero()) - ])); + function copyOutParameters(outParams, copyDirection, statements) { + for (var _i = 0, outParams_1 = outParams; _i < outParams_1.length; _i++) { + var outParam = outParams_1[_i]; + statements.push(ts.createStatement(copyOutParameter(outParam, copyDirection))); + } } - function visitThisKeyword(node) { - ts.Debug.assert(convertedLoopState !== undefined); - if (enclosingFunction && enclosingFunction.kind === 185 /* ArrowFunction */) { - // if the enclosing function is an ArrowFunction is then we use the captured 'this' keyword. - convertedLoopState.containsLexicalThis = true; - return node; + function generateCallToConvertedLoop(loopFunctionExpressionName, parameters, state, isAsyncBlockContainingAwait) { + var outerConvertedLoopState = convertedLoopState; + var statements = []; + // loop is considered simple if it does not have any return statements or break\continue that transfer control outside of the loop + // simple loops are emitted as just 'loop()'; + // NOTE: if loop uses only 'continue' it still will be emitted as simple loop + var isSimpleLoop = !(state.nonLocalJumps & ~4 /* Continue */) && + !state.labeledNonLocalBreaks && + !state.labeledNonLocalContinues; + var call = ts.createCall(loopFunctionExpressionName, /*typeArguments*/ undefined, ts.map(parameters, function (p) { return p.name; })); + var callResult = isAsyncBlockContainingAwait + ? ts.createYield(ts.createToken(39 /* AsteriskToken */), ts.setEmitFlags(call, 8388608 /* Iterator */)) + : call; + if (isSimpleLoop) { + statements.push(ts.createStatement(callResult)); + copyOutParameters(state.loopOutParameters, 0 /* ToOriginal */, statements); + } + else { + var loopResultName = ts.createUniqueName("state"); + var stateVariable = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(loopResultName, /*type*/ undefined, callResult)])); + statements.push(stateVariable); + copyOutParameters(state.loopOutParameters, 0 /* ToOriginal */, statements); + if (state.nonLocalJumps & 8 /* Return */) { + var returnStatement = void 0; + if (outerConvertedLoopState) { + outerConvertedLoopState.nonLocalJumps |= 8 /* Return */; + returnStatement = ts.createReturn(loopResultName); + } + else { + returnStatement = ts.createReturn(ts.createPropertyAccess(loopResultName, "value")); + } + statements.push(ts.createIf(ts.createBinary(ts.createTypeOf(loopResultName), 34 /* EqualsEqualsEqualsToken */, ts.createLiteral("object")), returnStatement)); + } + if (state.nonLocalJumps & 2 /* Break */) { + statements.push(ts.createIf(ts.createBinary(loopResultName, 34 /* EqualsEqualsEqualsToken */, ts.createLiteral("break")), ts.createBreak())); + } + if (state.labeledNonLocalBreaks || state.labeledNonLocalContinues) { + var caseClauses = []; + processLabeledJumps(state.labeledNonLocalBreaks, /*isBreak*/ true, loopResultName, outerConvertedLoopState, caseClauses); + processLabeledJumps(state.labeledNonLocalContinues, /*isBreak*/ false, loopResultName, outerConvertedLoopState, caseClauses); + statements.push(ts.createSwitch(loopResultName, ts.createCaseBlock(caseClauses))); + } } - return convertedLoopState.thisName || (convertedLoopState.thisName = ts.createUniqueName("this")); + return statements; } - function visitIdentifier(node) { - if (!convertedLoopState) { - return node; + function setLabeledJump(state, isBreak, labelText, labelMarker) { + if (isBreak) { + if (!state.labeledNonLocalBreaks) { + state.labeledNonLocalBreaks = ts.createMap(); + } + state.labeledNonLocalBreaks.set(labelText, labelMarker); } - if (ts.isGeneratedIdentifier(node)) { - return node; + else { + if (!state.labeledNonLocalContinues) { + state.labeledNonLocalContinues = ts.createMap(); + } + state.labeledNonLocalContinues.set(labelText, labelMarker); } - if (node.text !== "arguments" && !resolver.isArgumentsLocalBinding(node)) { - return node; + } + function processLabeledJumps(table, isBreak, loopResultName, outerLoop, caseClauses) { + if (!table) { + return; } - return convertedLoopState.argumentsName || (convertedLoopState.argumentsName = ts.createUniqueName("arguments")); + table.forEach(function (labelMarker, labelText) { + var statements = []; + // if there are no outer converted loop or outer label in question is located inside outer converted loop + // then emit labeled break\continue + // otherwise propagate pair 'label -> marker' to outer converted loop and emit 'return labelMarker' so outer loop can later decide what to do + if (!outerLoop || (outerLoop.labels && outerLoop.labels.get(labelText))) { + var label = ts.createIdentifier(labelText); + statements.push(isBreak ? ts.createBreak(label) : ts.createContinue(label)); + } + else { + setLabeledJump(outerLoop, isBreak, labelText, labelMarker); + statements.push(ts.createReturn(loopResultName)); + } + caseClauses.push(ts.createCaseClause(ts.createLiteral(labelMarker), statements)); + }); } - function visitBreakOrContinueStatement(node) { - if (convertedLoopState) { - // check if we can emit break/continue as is - // it is possible if either - // - break/continue is labeled and label is located inside the converted loop - // - break/continue is non-labeled and located in non-converted loop/switch statement - var jump = node.kind === 215 /* BreakStatement */ ? 2 /* Break */ : 4 /* Continue */; - var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels[node.label.text]) || - (!node.label && (convertedLoopState.allowedNonLabeledJumps & jump)); - if (!canUseBreakOrContinue) { - var labelMarker = void 0; - if (!node.label) { - if (node.kind === 215 /* BreakStatement */) { - convertedLoopState.nonLocalJumps |= 2 /* Break */; - labelMarker = "break"; - } - else { - convertedLoopState.nonLocalJumps |= 4 /* Continue */; - // note: return value is emitted only to simplify debugging, call to converted loop body does not do any dispatching on it. - labelMarker = "continue"; - } - } - else { - if (node.kind === 215 /* BreakStatement */) { - labelMarker = "break-" + node.label.text; - setLabeledJump(convertedLoopState, /*isBreak*/ true, node.label.text, labelMarker); - } - else { - labelMarker = "continue-" + node.label.text; - setLabeledJump(convertedLoopState, /*isBreak*/ false, node.label.text, labelMarker); - } - } - var returnExpression = ts.createLiteral(labelMarker); - if (convertedLoopState.loopOutParameters.length) { - var outParams = convertedLoopState.loopOutParameters; - var expr = void 0; - for (var i = 0; i < outParams.length; i++) { - var copyExpr = copyOutParameter(outParams[i], 1 /* ToOutParameter */); - if (i === 0) { - expr = copyExpr; - } - else { - expr = ts.createBinary(expr, 25 /* CommaToken */, copyExpr); - } - } - returnExpression = ts.createBinary(expr, 25 /* CommaToken */, returnExpression); + function processLoopVariableDeclaration(decl, loopParameters, loopOutParameters) { + var name = decl.name; + if (ts.isBindingPattern(name)) { + for (var _i = 0, _a = name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + processLoopVariableDeclaration(element, loopParameters, loopOutParameters); } - return ts.createReturn(returnExpression); } } - return ts.visitEachChild(node, visitor, context); + else { + loopParameters.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, name)); + if (resolver.getNodeCheckFlags(decl) & 2097152 /* NeedsLoopOutParameter */) { + var outParamName = ts.createUniqueName("out_" + ts.idText(name)); + loopOutParameters.push({ originalName: name, outParamName: outParamName }); + } + } } /** - * Visits a ClassDeclaration and transforms it into a variable statement. + * Adds the members of an object literal to an array of expressions. * - * @param node A ClassDeclaration node. + * @param expressions An array of expressions. + * @param node An ObjectLiteralExpression node. + * @param receiver The receiver for members of the ObjectLiteralExpression. + * @param numInitialNonComputedProperties The number of initial properties without + * computed property names. */ - function visitClassDeclaration(node) { - // [source] - // class C { } - // - // [output] - // var C = (function () { - // function C() { - // } - // return C; - // }()); - var variable = ts.createVariableDeclaration(ts.getLocalName(node, /*allowComments*/ true), - /*type*/ undefined, transformClassLikeDeclarationToExpression(node)); - ts.setOriginalNode(variable, node); - var statements = []; - var statement = ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList([variable]), /*location*/ node); - ts.setOriginalNode(statement, node); - ts.startOnNewLine(statement); - statements.push(statement); - // Add an `export default` statement for default exports (for `--target es5 --module es6`) - if (ts.hasModifier(node, 1 /* Export */)) { - var exportStatement = ts.hasModifier(node, 512 /* Default */) - ? ts.createExportDefault(ts.getLocalName(node)) - : ts.createExternalModuleExport(ts.getLocalName(node)); - ts.setOriginalNode(exportStatement, statement); - statements.push(exportStatement); + function addObjectLiteralMembers(expressions, node, receiver, start) { + var properties = node.properties; + var numProperties = properties.length; + for (var i = start; i < numProperties; i++) { + var property = properties[i]; + switch (property.kind) { + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + var accessors = ts.getAllAccessorDeclarations(node.properties, property); + if (property === accessors.firstAccessor) { + expressions.push(transformAccessorsToExpression(receiver, accessors, node, node.multiLine)); + } + break; + case 151 /* MethodDeclaration */: + expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node, node.multiLine)); + break; + case 261 /* PropertyAssignment */: + expressions.push(transformPropertyAssignmentToExpression(property, receiver, node.multiLine)); + break; + case 262 /* ShorthandPropertyAssignment */: + expressions.push(transformShorthandPropertyAssignmentToExpression(property, receiver, node.multiLine)); + break; + default: + ts.Debug.failBadSyntaxKind(node); + break; + } } - var emitFlags = ts.getEmitFlags(node); - if ((emitFlags & 2097152 /* HasEndOfDeclarationMarker */) === 0) { - // Add a DeclarationMarker as a marker for the end of the declaration - statements.push(ts.createEndOfDeclarationMarker(node)); - ts.setEmitFlags(statement, emitFlags | 2097152 /* HasEndOfDeclarationMarker */); + } + /** + * Transforms a PropertyAssignment node into an expression. + * + * @param node The ObjectLiteralExpression that contains the PropertyAssignment. + * @param property The PropertyAssignment node. + * @param receiver The receiver for the assignment. + */ + function transformPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression)); + ts.setTextRange(expression, property); + if (startsOnNewLine) { + expression.startsOnNewLine = true; } - return ts.singleOrMany(statements); + return expression; } /** - * Visits a ClassExpression and transforms it into an expression. + * Transforms a ShorthandPropertyAssignment node into an expression. * - * @param node A ClassExpression node. + * @param node The ObjectLiteralExpression that contains the ShorthandPropertyAssignment. + * @param property The ShorthandPropertyAssignment node. + * @param receiver The receiver for the assignment. */ - function visitClassExpression(node) { - // [source] - // C = class { } - // - // [output] - // C = (function () { - // function class_1() { - // } - // return class_1; - // }()) - return transformClassLikeDeclarationToExpression(node); + function transformShorthandPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name)); + ts.setTextRange(expression, property); + if (startsOnNewLine) { + expression.startsOnNewLine = true; + } + return expression; } /** - * Transforms a ClassExpression or ClassDeclaration into an expression. + * Transforms a MethodDeclaration of an ObjectLiteralExpression into an expression. * - * @param node A ClassExpression or ClassDeclaration node. + * @param node The ObjectLiteralExpression that contains the MethodDeclaration. + * @param method The MethodDeclaration node. + * @param receiver The receiver for the assignment. */ - function transformClassLikeDeclarationToExpression(node) { - // [source] - // class C extends D { - // constructor() {} - // method() {} - // get prop() {} - // set prop(v) {} - // } - // - // [output] - // (function (_super) { - // __extends(C, _super); - // function C() { - // } - // C.prototype.method = function () {} - // Object.defineProperty(C.prototype, "prop", { - // get: function() {}, - // set: function() {}, - // enumerable: true, - // configurable: true - // }); - // return C; - // }(D)) - if (node.name) { - enableSubstitutionsForBlockScopedBindings(); + function transformObjectLiteralMethodDeclarationToExpression(method, receiver, container, startsOnNewLine) { + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, /*location*/ method, /*name*/ undefined, container)); + ts.setTextRange(expression, method); + if (startsOnNewLine) { + expression.startsOnNewLine = true; } - var extendsClauseElement = ts.getClassExtendsHeritageClauseElement(node); - var classFunction = ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, extendsClauseElement ? [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "_super")] : [], - /*type*/ undefined, transformClassBody(node, extendsClauseElement)); - // To preserve the behavior of the old emitter, we explicitly indent - // the body of the function here if it was requested in an earlier - // transformation. - if (ts.getEmitFlags(node) & 32768 /* Indented */) { - ts.setEmitFlags(classFunction, 32768 /* Indented */); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); + return expression; + } + function visitCatchClause(node) { + var ancestorFacts = enterSubtree(4032 /* BlockScopeExcludes */, 0 /* BlockScopeIncludes */); + var updated; + ts.Debug.assert(!!node.variableDeclaration, "Catch clause variable should always be present when downleveling ES2015."); + if (ts.isBindingPattern(node.variableDeclaration.name)) { + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + var newVariableDeclaration = ts.createVariableDeclaration(temp); + ts.setTextRange(newVariableDeclaration, node.variableDeclaration); + var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0 /* All */, temp); + var list = ts.createVariableDeclarationList(vars); + ts.setTextRange(list, node.variableDeclaration); + var destructure = ts.createVariableStatement(/*modifiers*/ undefined, list); + updated = ts.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure)); } - // "inner" and "outer" below are added purely to preserve source map locations from - // the old emitter - var inner = ts.createPartiallyEmittedExpression(classFunction); - inner.end = node.end; - ts.setEmitFlags(inner, 1536 /* NoComments */); - var outer = ts.createPartiallyEmittedExpression(inner); - outer.end = ts.skipTrivia(currentText, node.pos); - ts.setEmitFlags(outer, 1536 /* NoComments */); - return ts.createParen(ts.createCall(outer, - /*typeArguments*/ undefined, extendsClauseElement - ? [ts.visitNode(extendsClauseElement.expression, visitor, ts.isExpression)] - : [])); + else { + updated = ts.visitEachChild(node, visitor, context); + } + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; + } + function addStatementToStartOfBlock(block, statement) { + var transformedStatements = ts.visitNodes(block.statements, visitor, ts.isStatement); + return ts.updateBlock(block, [statement].concat(transformedStatements)); } /** - * Transforms a ClassExpression or ClassDeclaration into a function body. + * Visits a MethodDeclaration of an ObjectLiteralExpression and transforms it into a + * PropertyAssignment. * - * @param node A ClassExpression or ClassDeclaration node. - * @param extendsClauseElement The expression for the class `extends` clause. + * @param node A MethodDeclaration node. */ - function transformClassBody(node, extendsClauseElement) { - var statements = []; - startLexicalEnvironment(); - addExtendsHelperIfNeeded(statements, node, extendsClauseElement); - addConstructor(statements, node, extendsClauseElement); - addClassMembers(statements, node); - // Create a synthetic text range for the return statement. - var closingBraceLocation = ts.createTokenRange(ts.skipTrivia(currentText, node.members.end), 17 /* CloseBraceToken */); - var localName = ts.getLocalName(node); - // The following partially-emitted expression exists purely to align our sourcemap - // emit with the original emitter. - var outer = ts.createPartiallyEmittedExpression(localName); - outer.end = closingBraceLocation.end; - ts.setEmitFlags(outer, 1536 /* NoComments */); - var statement = ts.createReturn(outer); - statement.pos = closingBraceLocation.pos; - ts.setEmitFlags(statement, 1536 /* NoComments */ | 384 /* NoTokenSourceMaps */); - statements.push(statement); - ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(ts.createNodeArray(statements, /*location*/ node.members), /*location*/ undefined, /*multiLine*/ true); - ts.setEmitFlags(block, 1536 /* NoComments */); - return block; + function visitMethodDeclaration(node) { + // We should only get here for methods on an object literal with regular identifier names. + // Methods on classes are handled in visitClassDeclaration/visitClassExpression. + // Methods with computed property names are handled in visitObjectLiteralExpression. + ts.Debug.assert(!ts.isComputedPropertyName(node.name)); + var functionExpression = transformFunctionLikeToExpression(node, /*location*/ ts.moveRangePos(node, -1), /*name*/ undefined, /*container*/ undefined); + ts.setEmitFlags(functionExpression, 512 /* NoLeadingComments */ | ts.getEmitFlags(functionExpression)); + return ts.setTextRange(ts.createPropertyAssignment(node.name, functionExpression), + /*location*/ node); } /** - * Adds a call to the `__extends` helper if needed for a class. + * Visits an AccessorDeclaration of an ObjectLiteralExpression. * - * @param statements The statements of the class body function. - * @param node The ClassExpression or ClassDeclaration node. - * @param extendsClauseElement The expression for the class `extends` clause. + * @param node An AccessorDeclaration node. */ - function addExtendsHelperIfNeeded(statements, node, extendsClauseElement) { - if (extendsClauseElement) { - statements.push(ts.createStatement(createExtendsHelper(context, ts.getLocalName(node)), - /*location*/ extendsClauseElement)); + function visitAccessorDeclaration(node) { + ts.Debug.assert(!ts.isComputedPropertyName(node.name)); + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var updated; + if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */) { + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = transformFunctionBody(node); + if (node.kind === 153 /* GetAccessor */) { + updated = ts.updateGetAccessor(node, node.decorators, node.modifiers, node.name, parameters, node.type, body); + } + else { + updated = ts.updateSetAccessor(node, node.decorators, node.modifiers, node.name, parameters, body); + } + } + else { + updated = ts.visitEachChild(node, visitor, context); } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return updated; } /** - * Adds the constructor of the class to a class body function. + * Visits a ShorthandPropertyAssignment and transforms it into a PropertyAssignment. * - * @param statements The statements of the class body function. - * @param node The ClassExpression or ClassDeclaration node. - * @param extendsClauseElement The expression for the class `extends` clause. + * @param node A ShorthandPropertyAssignment node. */ - function addConstructor(statements, node, extendsClauseElement) { - var constructor = ts.getFirstConstructorWithBody(node); - var hasSynthesizedSuper = hasSynthesizedDefaultSuperCall(constructor, extendsClauseElement !== undefined); - var constructorFunction = ts.createFunctionDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, ts.getDeclarationName(node), - /*typeParameters*/ undefined, transformConstructorParameters(constructor, hasSynthesizedSuper), - /*type*/ undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper), - /*location*/ constructor || node); - if (extendsClauseElement) { - ts.setEmitFlags(constructorFunction, 8 /* CapturesThis */); - } - statements.push(constructorFunction); + function visitShorthandPropertyAssignment(node) { + return ts.setTextRange(ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(node.name)), + /*location*/ node); + } + function visitComputedPropertyName(node) { + var ancestorFacts = enterSubtree(0 /* ComputedPropertyNameExcludes */, 8192 /* ComputedPropertyNameIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 32768 /* NewTargetInComputedPropertyName */ : 0 /* None */); + return updated; } /** - * Transforms the parameters of the constructor declaration of a class. + * Visits a YieldExpression node. * - * @param constructor The constructor for the class. - * @param hasSynthesizedSuper A value indicating whether the constructor starts with a - * synthesized `super` call. + * @param node A YieldExpression node. */ - function transformConstructorParameters(constructor, hasSynthesizedSuper) { - // If the TypeScript transformer needed to synthesize a constructor for property - // initializers, it would have also added a synthetic `...args` parameter and - // `super` call. - // If this is the case, we do not include the synthetic `...args` parameter and - // will instead use the `arguments` object in ES5/3. - return ts.visitParameterList(constructor && !hasSynthesizedSuper && constructor.parameters, visitor, context) - || []; + function visitYieldExpression(node) { + // `yield` expressions are transformed using the generators transformer. + return ts.visitEachChild(node, visitor, context); } /** - * Transforms the body of a constructor declaration of a class. + * Visits an ArrayLiteralExpression that contains a spread element. * - * @param constructor The constructor for the class. - * @param node The node which contains the constructor. - * @param extendsClauseElement The expression for the class `extends` clause. - * @param hasSynthesizedSuper A value indicating whether the constructor starts with a - * synthesized `super` call. + * @param node An ArrayLiteralExpression node. */ - function transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper) { - var statements = []; - resumeLexicalEnvironment(); - var statementOffset = -1; - if (hasSynthesizedSuper) { - // If a super call has already been synthesized, - // we're going to assume that we should just transform everything after that. - // The assumption is that no prior step in the pipeline has added any prologue directives. - statementOffset = 0; + function visitArrayLiteralExpression(node) { + if (node.transformFlags & 64 /* ES2015 */) { + // We are here because we contain a SpreadElementExpression. + return transformAndSpreadElements(node.elements, /*needsUniqueCopy*/ true, node.multiLine, /*hasTrailingComma*/ node.elements.hasTrailingComma); } - else if (constructor) { - // Otherwise, try to emit all potential prologue directives first. - statementOffset = ts.addPrologueDirectives(statements, constructor.body.statements, /*ensureUseStrict*/ false, visitor); + return ts.visitEachChild(node, visitor, context); + } + /** + * Visits a CallExpression that contains either a spread element or `super`. + * + * @param node a CallExpression. + */ + function visitCallExpression(node) { + if (ts.getEmitFlags(node) & 33554432 /* TypeScriptClassWrapper */) { + return visitTypeScriptClassWrapper(node); } - if (constructor) { - addDefaultValueAssignmentsIfNeeded(statements, constructor); - addRestParameterIfNeeded(statements, constructor, hasSynthesizedSuper); - ts.Debug.assert(statementOffset >= 0, "statementOffset not initialized correctly!"); + if (node.transformFlags & 64 /* ES2015 */) { + return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ true); } - // determine whether the class is known syntactically to be a derived class (e.g. a - // class that extends a value that is not syntactically known to be `null`). - var isDerivedClass = extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 94 /* NullKeyword */; - var superCaptureStatus = declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, constructor, isDerivedClass, hasSynthesizedSuper, statementOffset); - // The last statement expression was replaced. Skip it. - if (superCaptureStatus === 1 /* ReplaceSuperCapture */ || superCaptureStatus === 2 /* ReplaceWithReturn */) { - statementOffset++; + return ts.updateCall(node, ts.visitNode(node.expression, callExpressionVisitor, ts.isExpression), + /*typeArguments*/ undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression)); + } + function visitTypeScriptClassWrapper(node) { + // This is a call to a class wrapper function (an IIFE) created by the 'ts' transformer. + // The wrapper has a form similar to: + // + // (function() { + // class C { // 1 + // } + // C.x = 1; // 2 + // return C; + // }()) + // + // When we transform the class, we end up with something like this: + // + // (function () { + // var C = (function () { // 3 + // function C() { + // } + // return C; // 4 + // }()); + // C.x = 1; + // return C; + // }()) + // + // We want to simplify the two nested IIFEs to end up with something like this: + // + // (function () { + // function C() { + // } + // C.x = 1; + // return C; + // }()) + // We skip any outer expressions in a number of places to get to the innermost + // expression, but we will restore them later to preserve comments and source maps. + var body = ts.cast(ts.cast(ts.skipOuterExpressions(node.expression), ts.isArrowFunction).body, ts.isBlock); + // The class statements are the statements generated by visiting the first statement of the + // body (1), while all other statements are added to remainingStatements (2) + var classStatements = ts.visitNodes(body.statements, visitor, ts.isStatement, 0, 1); + var remainingStatements = ts.visitNodes(body.statements, visitor, ts.isStatement, 1, body.statements.length - 1); + var varStatement = ts.cast(ts.firstOrUndefined(classStatements), ts.isVariableStatement); + // We know there is only one variable declaration here as we verified this in an + // earlier call to isTypeScriptClassWrapper + var variable = varStatement.declarationList.declarations[0]; + var initializer = ts.skipOuterExpressions(variable.initializer); + // Under certain conditions, the 'ts' transformer may introduce a class alias, which + // we see as an assignment, for example: + // + // (function () { + // var C = C_1 = (function () { + // function C() { + // } + // C.x = function () { return C_1; } + // return C; + // }()); + // C = C_1 = __decorate([dec], C); + // return C; + // var C_1; + // }()) + // + var aliasAssignment = ts.tryCast(initializer, ts.isAssignmentExpression); + // The underlying call (3) is another IIFE that may contain a '_super' argument. + var call = ts.cast(aliasAssignment ? ts.skipOuterExpressions(aliasAssignment.right) : initializer, ts.isCallExpression); + var func = ts.cast(ts.skipOuterExpressions(call.expression), ts.isFunctionExpression); + var funcStatements = func.body.statements; + var classBodyStart = 0; + var classBodyEnd = -1; + var statements = []; + if (aliasAssignment) { + // If we have a class alias assignment, we need to move it to the down-level constructor + // function we generated for the class. + var extendsCall = ts.tryCast(funcStatements[classBodyStart], ts.isExpressionStatement); + if (extendsCall) { + statements.push(extendsCall); + classBodyStart++; + } + // The next statement is the function declaration. + statements.push(funcStatements[classBodyStart]); + classBodyStart++; + // Add the class alias following the declaration. + statements.push(ts.createStatement(ts.createAssignment(aliasAssignment.left, ts.cast(variable.name, ts.isIdentifier)))); + } + // Find the trailing 'return' statement (4) + while (!ts.isReturnStatement(ts.elementAt(funcStatements, classBodyEnd))) { + classBodyEnd--; + } + // When we extract the statements of the inner IIFE, we exclude the 'return' statement (4) + // as we already have one that has been introduced by the 'ts' transformer. + ts.addRange(statements, funcStatements, classBodyStart, classBodyEnd); + if (classBodyEnd < -1) { + // If there were any hoisted declarations following the return statement, we should + // append them. + ts.addRange(statements, funcStatements, classBodyEnd + 1); + } + // Add the remaining statements of the outer wrapper. + ts.addRange(statements, remainingStatements); + // The 'es2015' class transform may add an end-of-declaration marker. If so we will add it + // after the remaining statements from the 'ts' transformer. + ts.addRange(statements, classStatements, /*start*/ 1); + // Recreate any outer parentheses or partially-emitted expressions to preserve source map + // and comment locations. + return ts.recreateOuterExpressions(node.expression, ts.recreateOuterExpressions(variable.initializer, ts.recreateOuterExpressions(aliasAssignment && aliasAssignment.right, ts.updateCall(call, ts.recreateOuterExpressions(call.expression, ts.updateFunctionExpression(func, + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, func.parameters, + /*type*/ undefined, ts.updateBlock(func.body, statements))), + /*typeArguments*/ undefined, call.arguments)))); + } + function visitImmediateSuperCallInBody(node) { + return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ false); + } + function visitCallExpressionWithPotentialCapturedThisAssignment(node, assignToCapturedThis) { + // We are here either because SuperKeyword was used somewhere in the expression, or + // because we contain a SpreadElementExpression. + var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; + if (node.expression.kind === 97 /* SuperKeyword */) { + ts.setEmitFlags(thisArg, 4 /* NoSubstitution */); } - if (constructor) { - var body = saveStateAndInvoke(constructor, function (constructor) { - isInConstructorWithCapturedSuper = superCaptureStatus === 1 /* ReplaceSuperCapture */; - return ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, /*start*/ statementOffset); - }); - ts.addRange(statements, body); + var resultingCall; + if (node.transformFlags & 524288 /* ContainsSpread */) { + // [source] + // f(...a, b) + // x.m(...a, b) + // super(...a, b) + // super.m(...a, b) // in static + // super.m(...a, b) // in instance + // + // [output] + // f.apply(void 0, a.concat([b])) + // (_a = x).m.apply(_a, a.concat([b])) + // _super.apply(this, a.concat([b])) + // _super.m.apply(this, a.concat([b])) + // _super.prototype.m.apply(this, a.concat([b])) + resultingCall = ts.createFunctionApply(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)); } - // Return `_this` unless we're sure enough that it would be pointless to add a return statement. - // If there's a constructor that we can tell returns in enough places, then we *do not* want to add a return. - if (isDerivedClass - && superCaptureStatus !== 2 /* ReplaceWithReturn */ - && !(constructor && isSufficientlyCoveredByReturnStatements(constructor.body))) { - statements.push(ts.createReturn(ts.createIdentifier("_this"))); + else { + // [source] + // super(a) + // super.m(a) // in static + // super.m(a) // in instance + // + // [output] + // _super.call(this, a) + // _super.m.call(this, a) + // _super.prototype.m.call(this, a) + resultingCall = ts.createFunctionCall(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), + /*location*/ node); } - ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(ts.createNodeArray(statements, - /*location*/ constructor ? constructor.body.statements : node.members), - /*location*/ constructor ? constructor.body : node, - /*multiLine*/ true); - if (!constructor) { - ts.setEmitFlags(block, 1536 /* NoComments */); + if (node.expression.kind === 97 /* SuperKeyword */) { + var actualThis = ts.createThis(); + ts.setEmitFlags(actualThis, 4 /* NoSubstitution */); + var initializer = ts.createLogicalOr(resultingCall, actualThis); + resultingCall = assignToCapturedThis + ? ts.createAssignment(ts.createIdentifier("_this"), initializer) + : initializer; } - return block; + return ts.setOriginalNode(resultingCall, node); } /** - * We want to try to avoid emitting a return statement in certain cases if a user already returned something. - * It would generate obviously dead code, so we'll try to make things a little bit prettier - * by doing a minimal check on whether some common patterns always explicitly return. + * Visits a NewExpression that contains a spread element. + * + * @param node A NewExpression node. */ - function isSufficientlyCoveredByReturnStatements(statement) { - // A return statement is considered covered. - if (statement.kind === 216 /* ReturnStatement */) { - return true; - } - else if (statement.kind === 208 /* IfStatement */) { - var ifStatement = statement; - if (ifStatement.elseStatement) { - return isSufficientlyCoveredByReturnStatements(ifStatement.thenStatement) && - isSufficientlyCoveredByReturnStatements(ifStatement.elseStatement); - } - } - else if (statement.kind === 204 /* Block */) { - var lastStatement = ts.lastOrUndefined(statement.statements); - if (lastStatement && isSufficientlyCoveredByReturnStatements(lastStatement)) { - return true; - } + function visitNewExpression(node) { + if (node.transformFlags & 524288 /* ContainsSpread */) { + // We are here because we contain a SpreadElementExpression. + // [source] + // new C(...a) + // + // [output] + // new ((_a = C).bind.apply(_a, [void 0].concat(a)))() + var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; + return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray([ts.createVoidZero()].concat(node.arguments)), /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)), + /*typeArguments*/ undefined, []); } - return false; + return ts.visitEachChild(node, visitor, context); } /** - * Declares a `_this` variable for derived classes and for when arrow functions capture `this`. + * Transforms an array of Expression nodes that contains a SpreadExpression. * - * @returns The new statement offset into the `statements` array. + * @param elements The array of Expression nodes. + * @param needsUniqueCopy A value indicating whether to ensure that the result is a fresh array. + * @param multiLine A value indicating whether the result should be emitted on multiple lines. */ - function declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, ctor, isDerivedClass, hasSynthesizedSuper, statementOffset) { - // If this isn't a derived class, just capture 'this' for arrow functions if necessary. - if (!isDerivedClass) { - if (ctor) { - addCaptureThisForNodeIfNeeded(statements, ctor); - } - return 0 /* NoReplacement */; - } - // We must be here because the user didn't write a constructor - // but we needed to call 'super(...args)' anyway as per 14.5.14 of the ES2016 spec. - // If that's the case we can just immediately return the result of a 'super()' call. - if (!ctor) { - statements.push(ts.createReturn(createDefaultSuperCallOrThis())); - return 2 /* ReplaceWithReturn */; - } - // The constructor exists, but it and the 'super()' call it contains were generated - // for something like property initializers. - // Create a captured '_this' variable and assume it will subsequently be used. - if (hasSynthesizedSuper) { - captureThisForNode(statements, ctor, createDefaultSuperCallOrThis()); - enableSubstitutionsForCapturedThis(); - return 1 /* ReplaceSuperCapture */; - } - // Most of the time, a 'super' call will be the first real statement in a constructor body. - // In these cases, we'd like to transform these into a *single* statement instead of a declaration - // followed by an assignment statement for '_this'. For instance, if we emitted without an initializer, - // we'd get: - // - // var _this; - // _this = _super.call(...) || this; - // - // instead of - // - // var _this = _super.call(...) || this; - // - // Additionally, if the 'super()' call is the last statement, we should just avoid capturing - // entirely and immediately return the result like so: - // - // return _super.call(...) || this; + function transformAndSpreadElements(elements, needsUniqueCopy, multiLine, hasTrailingComma) { + // [source] + // [a, ...b, c] // - var firstStatement; - var superCallExpression; - var ctorStatements = ctor.body.statements; - if (statementOffset < ctorStatements.length) { - firstStatement = ctorStatements[statementOffset]; - if (firstStatement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(firstStatement.expression)) { - var superCall = firstStatement.expression; - superCallExpression = ts.setOriginalNode(saveStateAndInvoke(superCall, visitImmediateSuperCallInBody), superCall); + // [output] + // [a].concat(b, [c]) + // Map spans of spread expressions into their expressions and spans of other + // expressions into an array literal. + var numElements = elements.length; + var segments = ts.flatten(ts.spanMap(elements, partitionSpread, function (partition, visitPartition, _start, end) { + return visitPartition(partition, multiLine, hasTrailingComma && end === numElements); + })); + if (compilerOptions.downlevelIteration) { + if (segments.length === 1) { + var firstSegment = segments[0]; + if (ts.isCallExpression(firstSegment) + && ts.isIdentifier(firstSegment.expression) + && (ts.getEmitFlags(firstSegment.expression) & 4096 /* HelperName */) + && firstSegment.expression.escapedText === "___spread") { + return segments[0]; + } } + return ts.createSpreadHelper(context, segments); } - // Return the result if we have an immediate super() call on the last statement, - // but only if the constructor itself doesn't use 'this' elsewhere. - if (superCallExpression - && statementOffset === ctorStatements.length - 1 - && !(ctor.transformFlags & (16384 /* ContainsLexicalThis */ | 32768 /* ContainsCapturedLexicalThis */))) { - var returnStatement = ts.createReturn(superCallExpression); - if (superCallExpression.kind !== 192 /* BinaryExpression */ - || superCallExpression.left.kind !== 179 /* CallExpression */) { - ts.Debug.fail("Assumed generated super call would have form 'super.call(...) || this'."); + else { + if (segments.length === 1) { + var firstElement = elements[0]; + return needsUniqueCopy && ts.isSpreadElement(firstElement) && firstElement.expression.kind !== 177 /* ArrayLiteralExpression */ + ? ts.createArraySlice(segments[0]) + : segments[0]; } - // Shift comments from the original super call to the return statement. - ts.setCommentRange(returnStatement, ts.getCommentRange(ts.setEmitFlags(superCallExpression.left, 1536 /* NoComments */))); - statements.push(returnStatement); - return 2 /* ReplaceWithReturn */; - } - // Perform the capture. - captureThisForNode(statements, ctor, superCallExpression || createActualThis(), firstStatement); - // If we're actually replacing the original statement, we need to signal this to the caller. - if (superCallExpression) { - return 1 /* ReplaceSuperCapture */; + // Rewrite using the pattern .concat(, , ...) + return ts.createArrayConcat(segments.shift(), segments); } - return 0 /* NoReplacement */; } - function createActualThis() { - return ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */); + function partitionSpread(node) { + return ts.isSpreadElement(node) + ? visitSpanOfSpreads + : visitSpanOfNonSpreads; } - function createDefaultSuperCallOrThis() { - return ts.createLogicalOr(ts.createLogicalAnd(ts.createStrictInequality(ts.createIdentifier("_super"), ts.createNull()), ts.createFunctionApply(ts.createIdentifier("_super"), createActualThis(), ts.createIdentifier("arguments"))), createActualThis()); + function visitSpanOfSpreads(chunk) { + return ts.map(chunk, visitExpressionOfSpread); + } + function visitSpanOfNonSpreads(chunk, multiLine, hasTrailingComma) { + return ts.createArrayLiteral(ts.visitNodes(ts.createNodeArray(chunk, hasTrailingComma), visitor, ts.isExpression), multiLine); + } + function visitSpreadElement(node) { + return ts.visitNode(node.expression, visitor, ts.isExpression); } /** - * Visits a parameter declaration. + * Transforms the expression of a SpreadExpression node. * - * @param node A ParameterDeclaration node. + * @param node A SpreadExpression node. */ - function visitParameter(node) { - if (node.dotDotDotToken) { - // rest parameters are elided - return undefined; - } - else if (ts.isBindingPattern(node.name)) { - // Binding patterns are converted into a generated name and are - // evaluated inside the function body. - return ts.setOriginalNode(ts.createParameter( - /*decorators*/ undefined, - /*modifiers*/ undefined, - /*dotDotDotToken*/ undefined, ts.getGeneratedNameForNode(node), - /*questionToken*/ undefined, - /*type*/ undefined, - /*initializer*/ undefined, - /*location*/ node), - /*original*/ node); - } - else if (node.initializer) { - // Initializers are elided - return ts.setOriginalNode(ts.createParameter( - /*decorators*/ undefined, - /*modifiers*/ undefined, - /*dotDotDotToken*/ undefined, node.name, - /*questionToken*/ undefined, - /*type*/ undefined, - /*initializer*/ undefined, - /*location*/ node), - /*original*/ node); - } - else { - return node; - } + function visitExpressionOfSpread(node) { + return ts.visitNode(node.expression, visitor, ts.isExpression); } /** - * Gets a value indicating whether we need to add default value assignments for a - * function-like node. + * Visits a template literal. * - * @param node A function-like node. + * @param node A template literal. */ - function shouldAddDefaultValueAssignments(node) { - return (node.transformFlags & 131072 /* ContainsDefaultValueAssignments */) !== 0; + function visitTemplateLiteral(node) { + return ts.setTextRange(ts.createLiteral(node.text), node); } /** - * Adds statements to the body of a function-like node if it contains parameters with - * binding patterns or initializers. + * Visits a string literal with an extended unicode escape. * - * @param statements The statements for the new function body. - * @param node A function-like node. + * @param node A string literal. */ - function addDefaultValueAssignmentsIfNeeded(statements, node) { - if (!shouldAddDefaultValueAssignments(node)) { - return; + function visitStringLiteral(node) { + if (node.hasExtendedUnicodeEscape) { + return ts.setTextRange(ts.createLiteral(node.text), node); } - for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { - var parameter = _a[_i]; - var name_36 = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken; - // A rest parameter cannot have a binding pattern or an initializer, - // so let's just ignore it. - if (dotDotDotToken) { - continue; - } - if (ts.isBindingPattern(name_36)) { - addDefaultValueAssignmentForBindingPattern(statements, parameter, name_36, initializer); - } - else if (initializer) { - addDefaultValueAssignmentForInitializer(statements, parameter, name_36, initializer); - } + return node; + } + /** + * Visits a binary or octal (ES6) numeric literal. + * + * @param node A string literal. + */ + function visitNumericLiteral(node) { + if (node.numericLiteralFlags & 48 /* BinaryOrOctalSpecifier */) { + return ts.setTextRange(ts.createNumericLiteral(node.text), node); } + return node; } /** - * Adds statements to the body of a function-like node for parameters with binding patterns + * Visits a TaggedTemplateExpression node. * - * @param statements The statements for the new function body. - * @param parameter The parameter for the function. - * @param name The name of the parameter. - * @param initializer The initializer for the parameter. + * @param node A TaggedTemplateExpression node. */ - function addDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer) { - var temp = ts.getGeneratedNameForNode(parameter); - // In cases where a binding pattern is simply '[]' or '{}', - // we usually don't want to emit a var declaration; however, in the presence - // of an initializer, we must emit that expression to preserve side effects. - if (name.elements.length > 0) { - statements.push(ts.setEmitFlags(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(ts.flattenDestructuringBinding(parameter, visitor, context, 0 /* All */, temp))), 524288 /* CustomPrologue */)); + function visitTaggedTemplateExpression(node) { + // Visit the tag expression + var tag = ts.visitNode(node.tag, visitor, ts.isExpression); + // Build up the template arguments and the raw and cooked strings for the template. + // We start out with 'undefined' for the first argument and revisit later + // to avoid walking over the template string twice and shifting all our arguments over after the fact. + var templateArguments = [undefined]; + var cookedStrings = []; + var rawStrings = []; + var template = node.template; + if (ts.isNoSubstitutionTemplateLiteral(template)) { + cookedStrings.push(ts.createLiteral(template.text)); + rawStrings.push(getRawLiteral(template)); } - else if (initializer) { - statements.push(ts.setEmitFlags(ts.createStatement(ts.createAssignment(temp, ts.visitNode(initializer, visitor, ts.isExpression))), 524288 /* CustomPrologue */)); + else { + cookedStrings.push(ts.createLiteral(template.head.text)); + rawStrings.push(getRawLiteral(template.head)); + for (var _i = 0, _a = template.templateSpans; _i < _a.length; _i++) { + var templateSpan = _a[_i]; + cookedStrings.push(ts.createLiteral(templateSpan.literal.text)); + rawStrings.push(getRawLiteral(templateSpan.literal)); + templateArguments.push(ts.visitNode(templateSpan.expression, visitor, ts.isExpression)); + } } + var helperCall = createTemplateObjectHelper(context, ts.createArrayLiteral(cookedStrings), ts.createArrayLiteral(rawStrings)); + // Create a variable to cache the template object if we're in a module. + // Do not do this in the global scope, as any variable we currently generate could conflict with + // variables from outside of the current compilation. In the future, we can revisit this behavior. + if (ts.isExternalModule(currentSourceFile)) { + var tempVar = ts.createUniqueName("templateObject"); + recordTaggedTemplateString(tempVar); + templateArguments[0] = ts.createLogicalOr(tempVar, ts.createAssignment(tempVar, helperCall)); + } + else { + templateArguments[0] = helperCall; + } + return ts.createCall(tag, /*typeArguments*/ undefined, templateArguments); } /** - * Adds statements to the body of a function-like node for parameters with initializers. + * Creates an ES5 compatible literal from an ES6 template literal. * - * @param statements The statements for the new function body. - * @param parameter The parameter for the function. - * @param name The name of the parameter. - * @param initializer The initializer for the parameter. + * @param node The ES6 template literal. */ - function addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer) { - initializer = ts.visitNode(initializer, visitor, ts.isExpression); - var statement = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.createBlock([ - ts.createStatement(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48 /* NoSourceMap */), ts.setEmitFlags(initializer, 48 /* NoSourceMap */ | ts.getEmitFlags(initializer)), - /*location*/ parameter)) - ], /*location*/ parameter), 1 /* SingleLine */ | 32 /* NoTrailingSourceMap */ | 384 /* NoTokenSourceMaps */), - /*elseStatement*/ undefined, - /*location*/ parameter); - statement.startsOnNewLine = true; - ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 524288 /* CustomPrologue */); - statements.push(statement); + function getRawLiteral(node) { + // Find original source text, since we need to emit the raw strings of the tagged template. + // The raw strings contain the (escaped) strings of what the user wrote. + // Examples: `\n` is converted to "\\n", a template string with a newline to "\n". + var text = ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node); + // text contains the original source, it will also contain quotes ("`"), dolar signs and braces ("${" and "}"), + // thus we need to remove those characters. + // First template piece starts with "`", others with "}" + // Last template piece ends with "`", others with "${" + var isLast = node.kind === 13 /* NoSubstitutionTemplateLiteral */ || node.kind === 16 /* TemplateTail */; + text = text.substring(1, text.length - (isLast ? 1 : 2)); + // Newline normalization: + // ES6 Spec 11.8.6.1 - Static Semantics of TV's and TRV's + // and LineTerminatorSequences are normalized to for both TV and TRV. + text = text.replace(/\r\n?/g, "\n"); + return ts.setTextRange(ts.createLiteral(text), node); } /** - * Gets a value indicating whether we need to add statements to handle a rest parameter. + * Visits a TemplateExpression node. * - * @param node A ParameterDeclaration node. - * @param inConstructorWithSynthesizedSuper A value indicating whether the parameter is - * part of a constructor declaration with a - * synthesized call to `super` + * @param node A TemplateExpression node. */ - function shouldAddRestParameter(node, inConstructorWithSynthesizedSuper) { - return node && node.dotDotDotToken && node.name.kind === 70 /* Identifier */ && !inConstructorWithSynthesizedSuper; + function visitTemplateExpression(node) { + var expressions = []; + addTemplateHead(expressions, node); + addTemplateSpans(expressions, node); + // createAdd will check if each expression binds less closely than binary '+'. + // If it does, it wraps the expression in parentheses. Otherwise, something like + // `abc${ 1 << 2 }` + // becomes + // "abc" + 1 << 2 + "" + // which is really + // ("abc" + 1) << (2 + "") + // rather than + // "abc" + (1 << 2) + "" + var expression = ts.reduceLeft(expressions, ts.createAdd); + if (ts.nodeIsSynthesized(expression)) { + expression.pos = node.pos; + expression.end = node.end; + } + return expression; } /** - * Adds statements to the body of a function-like node if it contains a rest parameter. + * Gets a value indicating whether we need to include the head of a TemplateExpression. * - * @param statements The statements for the new function body. - * @param node A function-like node. - * @param inConstructorWithSynthesizedSuper A value indicating whether the parameter is - * part of a constructor declaration with a - * synthesized call to `super` + * @param node A TemplateExpression node. */ - function addRestParameterIfNeeded(statements, node, inConstructorWithSynthesizedSuper) { - var parameter = ts.lastOrUndefined(node.parameters); - if (!shouldAddRestParameter(parameter, inConstructorWithSynthesizedSuper)) { + function shouldAddTemplateHead(node) { + // If this expression has an empty head literal and the first template span has a non-empty + // literal, then emitting the empty head literal is not necessary. + // `${ foo } and ${ bar }` + // can be emitted as + // foo + " and " + bar + // This is because it is only required that one of the first two operands in the emit + // output must be a string literal, so that the other operand and all following operands + // are forced into strings. + // + // If the first template span has an empty literal, then the head must still be emitted. + // `${ foo }${ bar }` + // must still be emitted as + // "" + foo + bar + // There is always atleast one templateSpan in this code path, since + // NoSubstitutionTemplateLiterals are directly emitted via emitLiteral() + ts.Debug.assert(node.templateSpans.length !== 0); + return node.head.text.length !== 0 || node.templateSpans[0].literal.text.length === 0; + } + /** + * Adds the head of a TemplateExpression to an array of expressions. + * + * @param expressions An array of expressions. + * @param node A TemplateExpression node. + */ + function addTemplateHead(expressions, node) { + if (!shouldAddTemplateHead(node)) { return; } - // `declarationName` is the name of the local declaration for the parameter. - var declarationName = ts.getMutableClone(parameter.name); - ts.setEmitFlags(declarationName, 48 /* NoSourceMap */); - // `expressionName` is the name of the parameter used in expressions. - var expressionName = ts.getSynthesizedClone(parameter.name); - var restIndex = node.parameters.length - 1; - var temp = ts.createLoopVariable(); - // var param = []; - statements.push(ts.setEmitFlags(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(declarationName, - /*type*/ undefined, ts.createArrayLiteral([])) - ]), - /*location*/ parameter), 524288 /* CustomPrologue */)); - // for (var _i = restIndex; _i < arguments.length; _i++) { - // param[_i - restIndex] = arguments[_i]; - // } - var forStatement = ts.createFor(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(temp, /*type*/ undefined, ts.createLiteral(restIndex)) - ], /*location*/ parameter), ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length"), - /*location*/ parameter), ts.createPostfixIncrement(temp, /*location*/ parameter), ts.createBlock([ - ts.startOnNewLine(ts.createStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0 - ? temp - : ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp)), - /*location*/ parameter)) - ])); - ts.setEmitFlags(forStatement, 524288 /* CustomPrologue */); - ts.startOnNewLine(forStatement); - statements.push(forStatement); + expressions.push(ts.createLiteral(node.head.text)); } /** - * Adds a statement to capture the `this` of a function declaration if it is needed. + * Visits and adds the template spans of a TemplateExpression to an array of expressions. * - * @param statements The statements for the new function body. - * @param node A node. + * @param expressions An array of expressions. + * @param node A TemplateExpression node. */ - function addCaptureThisForNodeIfNeeded(statements, node) { - if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */ && node.kind !== 185 /* ArrowFunction */) { - captureThisForNode(statements, node, ts.createThis()); + function addTemplateSpans(expressions, node) { + for (var _i = 0, _a = node.templateSpans; _i < _a.length; _i++) { + var span_6 = _a[_i]; + expressions.push(ts.visitNode(span_6.expression, visitor, ts.isExpression)); + // Only emit if the literal is non-empty. + // The binary '+' operator is left-associative, so the first string concatenation + // with the head will force the result up to this point to be a string. + // Emitting a '+ ""' has no semantic effect for middles and tails. + if (span_6.literal.text.length !== 0) { + expressions.push(ts.createLiteral(span_6.literal.text)); + } } } - function captureThisForNode(statements, node, initializer, originalStatement) { - enableSubstitutionsForCapturedThis(); - var captureThisStatement = ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration("_this", - /*type*/ undefined, initializer) - ]), originalStatement); - ts.setEmitFlags(captureThisStatement, 1536 /* NoComments */ | 524288 /* CustomPrologue */); - ts.setSourceMapRange(captureThisStatement, node); - statements.push(captureThisStatement); - } /** - * Adds statements to the class body function for a class to define the members of the - * class. - * - * @param statements The statements for the class body function. - * @param node The ClassExpression or ClassDeclaration node. + * Visits the `super` keyword */ - function addClassMembers(statements, node) { - for (var _i = 0, _a = node.members; _i < _a.length; _i++) { - var member = _a[_i]; - switch (member.kind) { - case 203 /* SemicolonClassElement */: - statements.push(transformSemicolonClassElementToStatement(member)); - break; - case 149 /* MethodDeclaration */: - statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member)); - break; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - var accessors = ts.getAllAccessorDeclarations(node.members, member); - if (member === accessors.firstAccessor) { - statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors)); - } - break; - case 150 /* Constructor */: - // Constructors are handled in visitClassExpression/visitClassDeclaration - break; - default: - ts.Debug.failBadSyntaxKind(node); - break; + function visitSuperKeyword(isExpressionOfCall) { + return hierarchyFacts & 8 /* NonStaticClassElement */ + && !isExpressionOfCall + ? ts.createPropertyAccess(ts.createIdentifier("_super"), "prototype") + : ts.createIdentifier("_super"); + } + function visitMetaProperty(node) { + if (node.keywordToken === 94 /* NewKeyword */ && node.name.escapedText === "target") { + if (hierarchyFacts & 8192 /* ComputedPropertyName */) { + hierarchyFacts |= 32768 /* NewTargetInComputedPropertyName */; + } + else { + hierarchyFacts |= 16384 /* NewTarget */; } + return ts.createIdentifier("_newTarget"); } + return node; } /** - * Transforms a SemicolonClassElement into a statement for a class body function. + * Called by the printer just before a node is printed. * - * @param member The SemicolonClassElement node. + * @param hint A hint as to the intended usage of the node. + * @param node The node to be printed. + * @param emitCallback The callback used to emit the node. */ - function transformSemicolonClassElementToStatement(member) { - return ts.createEmptyStatement(/*location*/ member); + function onEmitNode(hint, node, emitCallback) { + if (enabledSubstitutions & 1 /* CapturedThis */ && ts.isFunctionLike(node)) { + // If we are tracking a captured `this`, keep track of the enclosing function. + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, ts.getEmitFlags(node) & 8 /* CapturesThis */ + ? 65 /* FunctionIncludes */ | 16 /* CapturesThis */ + : 65 /* FunctionIncludes */); + previousOnEmitNode(hint, node, emitCallback); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return; + } + previousOnEmitNode(hint, node, emitCallback); } /** - * Transforms a MethodDeclaration into a statement for a class body function. - * - * @param receiver The receiver for the member. - * @param member The MethodDeclaration node. + * Enables a more costly code path for substitutions when we determine a source file + * contains block-scoped bindings (e.g. `let` or `const`). */ - function transformClassMethodDeclarationToStatement(receiver, member) { - var commentRange = ts.getCommentRange(member); - var sourceMapRange = ts.getSourceMapRange(member); - var memberName = ts.createMemberAccessForPropertyName(receiver, ts.visitNode(member.name, visitor, ts.isPropertyName), /*location*/ member.name); - var memberFunction = transformFunctionLikeToExpression(member, /*location*/ member, /*name*/ undefined); - ts.setEmitFlags(memberFunction, 1536 /* NoComments */); - ts.setSourceMapRange(memberFunction, sourceMapRange); - var statement = ts.createStatement(ts.createAssignment(memberName, memberFunction), - /*location*/ member); - ts.setOriginalNode(statement, member); - ts.setCommentRange(statement, commentRange); - // The location for the statement is used to emit comments only. - // No source map should be emitted for this statement to align with the - // old emitter. - ts.setEmitFlags(statement, 48 /* NoSourceMap */); - return statement; + function enableSubstitutionsForBlockScopedBindings() { + if ((enabledSubstitutions & 2 /* BlockScopedBindings */) === 0) { + enabledSubstitutions |= 2 /* BlockScopedBindings */; + context.enableSubstitution(71 /* Identifier */); + } } /** - * Transforms a set of related of get/set accessors into a statement for a class body function. - * - * @param receiver The receiver for the member. - * @param accessors The set of related get/set accessors. + * Enables a more costly code path for substitutions when we determine a source file + * contains a captured `this`. */ - function transformAccessorsToStatement(receiver, accessors) { - var statement = ts.createStatement(transformAccessorsToExpression(receiver, accessors, /*startsOnNewLine*/ false), - /*location*/ ts.getSourceMapRange(accessors.firstAccessor)); - // The location for the statement is used to emit source maps only. - // No comments should be emitted for this statement to align with the - // old emitter. - ts.setEmitFlags(statement, 1536 /* NoComments */); - return statement; + function enableSubstitutionsForCapturedThis() { + if ((enabledSubstitutions & 1 /* CapturedThis */) === 0) { + enabledSubstitutions |= 1 /* CapturedThis */; + context.enableSubstitution(99 /* ThisKeyword */); + context.enableEmitNotification(152 /* Constructor */); + context.enableEmitNotification(151 /* MethodDeclaration */); + context.enableEmitNotification(153 /* GetAccessor */); + context.enableEmitNotification(154 /* SetAccessor */); + context.enableEmitNotification(187 /* ArrowFunction */); + context.enableEmitNotification(186 /* FunctionExpression */); + context.enableEmitNotification(228 /* FunctionDeclaration */); + } } /** - * Transforms a set of related get/set accessors into an expression for either a class - * body function or an ObjectLiteralExpression with computed properties. + * Hooks node substitutions. * - * @param receiver The receiver for the member. + * @param hint The context for the emitter. + * @param node The node to substitute. */ - function transformAccessorsToExpression(receiver, _a, startsOnNewLine) { - var firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; - // To align with source maps in the old emitter, the receiver and property name - // arguments are both mapped contiguously to the accessor name. - var target = ts.getMutableClone(receiver); - ts.setEmitFlags(target, 1536 /* NoComments */ | 32 /* NoTrailingSourceMap */); - ts.setSourceMapRange(target, firstAccessor.name); - var propertyName = ts.createExpressionForPropertyName(ts.visitNode(firstAccessor.name, visitor, ts.isPropertyName)); - ts.setEmitFlags(propertyName, 1536 /* NoComments */ | 16 /* NoLeadingSourceMap */); - ts.setSourceMapRange(propertyName, firstAccessor.name); - var properties = []; - if (getAccessor) { - var getterFunction = transformFunctionLikeToExpression(getAccessor, /*location*/ undefined, /*name*/ undefined); - ts.setSourceMapRange(getterFunction, ts.getSourceMapRange(getAccessor)); - ts.setEmitFlags(getterFunction, 512 /* NoLeadingComments */); - var getter = ts.createPropertyAssignment("get", getterFunction); - ts.setCommentRange(getter, ts.getCommentRange(getAccessor)); - properties.push(getter); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { + return substituteExpression(node); } - if (setAccessor) { - var setterFunction = transformFunctionLikeToExpression(setAccessor, /*location*/ undefined, /*name*/ undefined); - ts.setSourceMapRange(setterFunction, ts.getSourceMapRange(setAccessor)); - ts.setEmitFlags(setterFunction, 512 /* NoLeadingComments */); - var setter = ts.createPropertyAssignment("set", setterFunction); - ts.setCommentRange(setter, ts.getCommentRange(setAccessor)); - properties.push(setter); + if (ts.isIdentifier(node)) { + return substituteIdentifier(node); } - properties.push(ts.createPropertyAssignment("enumerable", ts.createLiteral(true)), ts.createPropertyAssignment("configurable", ts.createLiteral(true))); - var call = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), - /*typeArguments*/ undefined, [ - target, - propertyName, - ts.createObjectLiteral(properties, /*location*/ undefined, /*multiLine*/ true) - ]); - if (startsOnNewLine) { - call.startsOnNewLine = true; + return node; + } + /** + * Hooks substitutions for non-expression identifiers. + */ + function substituteIdentifier(node) { + // Only substitute the identifier if we have enabled substitutions for block-scoped + // bindings. + if (enabledSubstitutions & 2 /* BlockScopedBindings */ && !ts.isInternalName(node)) { + var original = ts.getParseTreeNode(node, ts.isIdentifier); + if (original && isNameOfDeclarationWithCollidingName(original)) { + return ts.setTextRange(ts.getGeneratedNameForNode(original), node); + } + } + return node; + } + /** + * Determines whether a name is the name of a declaration with a colliding name. + * NOTE: This function expects to be called with an original source tree node. + * + * @param node An original source tree node. + */ + function isNameOfDeclarationWithCollidingName(node) { + var parent = node.parent; + switch (parent.kind) { + case 176 /* BindingElement */: + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + case 226 /* VariableDeclaration */: + return parent.name === node + && resolver.isDeclarationWithCollidingName(parent); + } + return false; + } + /** + * Substitutes an expression. + * + * @param node An Expression node. + */ + function substituteExpression(node) { + switch (node.kind) { + case 71 /* Identifier */: + return substituteExpressionIdentifier(node); + case 99 /* ThisKeyword */: + return substituteThisKeyword(node); } - return call; + return node; } /** - * Visits an ArrowFunction and transforms it into a FunctionExpression. + * Substitutes an expression identifier. * - * @param node An ArrowFunction node. + * @param node An Identifier node. */ - function visitArrowFunction(node) { - if (node.transformFlags & 16384 /* ContainsLexicalThis */) { - enableSubstitutionsForCapturedThis(); + function substituteExpressionIdentifier(node) { + if (enabledSubstitutions & 2 /* BlockScopedBindings */ && !ts.isInternalName(node)) { + var declaration = resolver.getReferencedDeclarationWithCollidingName(node); + if (declaration && !(ts.isClassLike(declaration) && isPartOfClassBody(declaration, node))) { + return ts.setTextRange(ts.getGeneratedNameForNode(ts.getNameOfDeclaration(declaration)), node); + } } - var func = ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node), node); - ts.setOriginalNode(func, node); - ts.setEmitFlags(func, 8 /* CapturesThis */); - return func; + return node; + } + function isPartOfClassBody(declaration, node) { + var currentNode = ts.getParseTreeNode(node); + if (!currentNode || currentNode === declaration || currentNode.end <= declaration.pos || currentNode.pos >= declaration.end) { + // if the node has no correlation to a parse tree node, its definitely not + // part of the body. + // if the node is outside of the document range of the declaration, its + // definitely not part of the body. + return false; + } + var blockScope = ts.getEnclosingBlockScopeContainer(declaration); + while (currentNode) { + if (currentNode === blockScope || currentNode === declaration) { + // if we are in the enclosing block scope of the declaration, we are definitely + // not inside the class body. + return false; + } + if (ts.isClassElement(currentNode) && currentNode.parent === declaration) { + return true; + } + currentNode = currentNode.parent; + } + return false; } /** - * Visits a FunctionExpression node. + * Substitutes `this` when contained within an arrow function. * - * @param node a FunctionExpression node. + * @param node The ThisKeyword node. */ - function visitFunctionExpression(node) { - return ts.updateFunctionExpression(node, - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, node.transformFlags & 64 /* ES2015 */ - ? transformFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + function substituteThisKeyword(node) { + if (enabledSubstitutions & 1 /* CapturedThis */ + && hierarchyFacts & 16 /* CapturesThis */) { + return ts.setTextRange(ts.createIdentifier("_this"), node); + } + return node; + } + function getClassMemberPrefix(node, member) { + return ts.hasModifier(member, 32 /* Static */) + ? ts.getInternalName(node) + : ts.createPropertyAccess(ts.getInternalName(node), "prototype"); + } + function hasSynthesizedDefaultSuperCall(constructor, hasExtendsClause) { + if (!constructor || !hasExtendsClause) { + return false; + } + if (ts.some(constructor.parameters)) { + return false; + } + var statement = ts.firstOrUndefined(constructor.body.statements); + if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 210 /* ExpressionStatement */) { + return false; + } + var statementExpression = statement.expression; + if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 181 /* CallExpression */) { + return false; + } + var callTarget = statementExpression.expression; + if (!ts.nodeIsSynthesized(callTarget) || callTarget.kind !== 97 /* SuperKeyword */) { + return false; + } + var callArgument = ts.singleOrUndefined(statementExpression.arguments); + if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 198 /* SpreadElement */) { + return false; + } + var expression = callArgument.expression; + return ts.isIdentifier(expression) && expression.escapedText === "arguments"; + } + } + ts.transformES2015 = transformES2015; + function createExtendsHelper(context, name) { + context.requestEmitHelper(extendsHelper); + return ts.createCall(ts.getHelperName("__extends"), + /*typeArguments*/ undefined, [ + name, + ts.createIdentifier("_super") + ]); + } + function createTemplateObjectHelper(context, cooked, raw) { + context.requestEmitHelper(templateObjectHelper); + return ts.createCall(ts.getHelperName("__makeTemplateObject"), + /*typeArguments*/ undefined, [ + cooked, + raw + ]); + } + var extendsHelper = { + name: "typescript:extends", + scoped: false, + priority: 0, + text: "\n var __extends = (this && this.__extends) || (function () {\n var extendStatics = Object.setPrototypeOf ||\n ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\n function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };\n return function (d, b) {\n extendStatics(d, b);\n function __() { this.constructor = d; }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n };\n })();" + }; + var templateObjectHelper = { + name: "typescript:makeTemplateObject", + scoped: false, + priority: 0, + text: "\n var __makeTemplateObject = (this && this.__makeTemplateObject) || function (cooked, raw) {\n if (Object.defineProperty) { Object.defineProperty(cooked, \"raw\", { value: raw }); } else { cooked.raw = raw; }\n return cooked;\n };" + }; +})(ts || (ts = {})); +/// +/// +/*@internal*/ +var ts; +(function (ts) { + /** + * Transforms ES5 syntax into ES3 syntax. + * + * @param context Context and state information for the transformation. + */ + function transformES5(context) { + var compilerOptions = context.getCompilerOptions(); + // enable emit notification only if using --jsx preserve or react-native + var previousOnEmitNode; + var noSubstitution; + if (compilerOptions.jsx === 1 /* Preserve */ || compilerOptions.jsx === 3 /* ReactNative */) { + previousOnEmitNode = context.onEmitNode; + context.onEmitNode = onEmitNode; + context.enableEmitNotification(251 /* JsxOpeningElement */); + context.enableEmitNotification(252 /* JsxClosingElement */); + context.enableEmitNotification(250 /* JsxSelfClosingElement */); + noSubstitution = []; } + var previousOnSubstituteNode = context.onSubstituteNode; + context.onSubstituteNode = onSubstituteNode; + context.enableSubstitution(179 /* PropertyAccessExpression */); + context.enableSubstitution(261 /* PropertyAssignment */); + return transformSourceFile; /** - * Visits a FunctionDeclaration node. + * Transforms an ES5 source file to ES3. * - * @param node a FunctionDeclaration node. + * @param node A SourceFile */ - function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, node.modifiers, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, node.transformFlags & 64 /* ES2015 */ - ? transformFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + function transformSourceFile(node) { + return node; } /** - * Transforms a function-like node into a FunctionExpression. + * Called by the printer just before a node is printed. * - * @param node The function-like node to transform. - * @param location The source-map location for the new FunctionExpression. - * @param name The name of the new FunctionExpression. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback A callback used to emit the node. */ - function transformFunctionLikeToExpression(node, location, name) { - var savedContainingNonArrowFunction = enclosingNonArrowFunction; - if (node.kind !== 185 /* ArrowFunction */) { - enclosingNonArrowFunction = node; + function onEmitNode(hint, node, emitCallback) { + switch (node.kind) { + case 251 /* JsxOpeningElement */: + case 252 /* JsxClosingElement */: + case 250 /* JsxSelfClosingElement */: + var tagName = node.tagName; + noSubstitution[ts.getOriginalNodeId(tagName)] = true; + break; } - var expression = ts.setOriginalNode(ts.createFunctionExpression( - /*modifiers*/ undefined, node.asteriskToken, name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, saveStateAndInvoke(node, transformFunctionBody), location), - /*original*/ node); - enclosingNonArrowFunction = savedContainingNonArrowFunction; - return expression; + previousOnEmitNode(hint, node, emitCallback); } /** - * Transforms the body of a function-like node. + * Hooks node substitutions. * - * @param node A function-like node. + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. */ - function transformFunctionBody(node) { - var multiLine = false; // indicates whether the block *must* be emitted as multiple lines - var singleLine = false; // indicates whether the block *may* be emitted as a single line - var statementsLocation; - var closeBraceLocation; - var statements = []; - var body = node.body; - var statementOffset; - resumeLexicalEnvironment(); - if (ts.isBlock(body)) { - // ensureUseStrict is false because no new prologue-directive should be added. - // addPrologueDirectives will simply put already-existing directives at the beginning of the target statement-array - statementOffset = ts.addPrologueDirectives(statements, body.statements, /*ensureUseStrict*/ false, visitor); - } - addCaptureThisForNodeIfNeeded(statements, node); - addDefaultValueAssignmentsIfNeeded(statements, node); - addRestParameterIfNeeded(statements, node, /*inConstructorWithSynthesizedSuper*/ false); - // If we added any generated statements, this must be a multi-line block. - if (!multiLine && statements.length > 0) { - multiLine = true; - } - if (ts.isBlock(body)) { - statementsLocation = body.statements; - ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, statementOffset)); - // If the original body was a multi-line block, this must be a multi-line block. - if (!multiLine && body.multiLine) { - multiLine = true; - } - } - else { - ts.Debug.assert(node.kind === 185 /* ArrowFunction */); - // To align with the old emitter, we use a synthetic end position on the location - // for the statement list we synthesize when we down-level an arrow function with - // an expression function body. This prevents both comments and source maps from - // being emitted for the end position only. - statementsLocation = ts.moveRangeEnd(body, -1); - var equalsGreaterThanToken = node.equalsGreaterThanToken; - if (!ts.nodeIsSynthesized(equalsGreaterThanToken) && !ts.nodeIsSynthesized(body)) { - if (ts.rangeEndIsOnSameLineAsRangeStart(equalsGreaterThanToken, body, currentSourceFile)) { - singleLine = true; - } - else { - multiLine = true; - } - } - var expression = ts.visitNode(body, visitor, ts.isExpression); - var returnStatement = ts.createReturn(expression, /*location*/ body); - ts.setEmitFlags(returnStatement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 1024 /* NoTrailingComments */); - statements.push(returnStatement); - // To align with the source map emit for the old emitter, we set a custom - // source map location for the close brace. - closeBraceLocation = body; - } - var lexicalEnvironment = context.endLexicalEnvironment(); - ts.addRange(statements, lexicalEnvironment); - // If we added any final generated statements, this must be a multi-line block - if (!multiLine && lexicalEnvironment && lexicalEnvironment.length) { - multiLine = true; + function onSubstituteNode(hint, node) { + if (node.id && noSubstitution && noSubstitution[node.id]) { + return previousOnSubstituteNode(hint, node); } - var block = ts.createBlock(ts.createNodeArray(statements, statementsLocation), node.body, multiLine); - if (!multiLine && singleLine) { - ts.setEmitFlags(block, 1 /* SingleLine */); + node = previousOnSubstituteNode(hint, node); + if (ts.isPropertyAccessExpression(node)) { + return substitutePropertyAccessExpression(node); } - if (closeBraceLocation) { - ts.setTokenSourceMapRange(block, 17 /* CloseBraceToken */, closeBraceLocation); + else if (ts.isPropertyAssignment(node)) { + return substitutePropertyAssignment(node); } - ts.setOriginalNode(block, node.body); - return block; + return node; } /** - * Visits an ExpressionStatement that contains a destructuring assignment. + * Substitutes a PropertyAccessExpression whose name is a reserved word. * - * @param node An ExpressionStatement node. + * @param node A PropertyAccessExpression */ - function visitExpressionStatement(node) { - // If we are here it is most likely because our expression is a destructuring assignment. - switch (node.expression.kind) { - case 183 /* ParenthesizedExpression */: - return ts.updateStatement(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); - case 192 /* BinaryExpression */: - return ts.updateStatement(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); + function substitutePropertyAccessExpression(node) { + var literalName = trySubstituteReservedName(node.name); + if (literalName) { + return ts.setTextRange(ts.createElementAccess(node.expression, literalName), node); } - return ts.visitEachChild(node, visitor, context); + return node; } /** - * Visits a ParenthesizedExpression that may contain a destructuring assignment. + * Substitutes a PropertyAssignment whose name is a reserved word. * - * @param node A ParenthesizedExpression node. - * @param needsDestructuringValue A value indicating whether we need to hold onto the rhs - * of a destructuring assignment. + * @param node A PropertyAssignment */ - function visitParenthesizedExpression(node, needsDestructuringValue) { - // If we are here it is most likely because our expression is a destructuring assignment. - if (!needsDestructuringValue) { - switch (node.expression.kind) { - case 183 /* ParenthesizedExpression */: - return ts.updateParen(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); - case 192 /* BinaryExpression */: - return ts.updateParen(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); - } + function substitutePropertyAssignment(node) { + var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name); + if (literalName) { + return ts.updatePropertyAssignment(node, literalName, node.initializer); } - return ts.visitEachChild(node, visitor, context); + return node; } /** - * Visits a BinaryExpression that contains a destructuring assignment. + * If an identifier name is a reserved word, returns a string literal for the name. * - * @param node A BinaryExpression node. - * @param needsDestructuringValue A value indicating whether we need to hold onto the rhs - * of a destructuring assignment. + * @param name An Identifier */ - function visitBinaryExpression(node, needsDestructuringValue) { - // If we are here it is because this is a destructuring assignment. - if (ts.isDestructuringAssignment(node)) { - return ts.flattenDestructuringAssignment(node, visitor, context, 0 /* All */, needsDestructuringValue); + function trySubstituteReservedName(name) { + var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(ts.idText(name)) : undefined); + if (token >= 72 /* FirstReservedWord */ && token <= 107 /* LastReservedWord */) { + return ts.setTextRange(ts.createLiteral(name), name); } + return undefined; } - function visitVariableStatement(node) { - if (convertedLoopState && (ts.getCombinedNodeFlags(node.declarationList) & 3 /* BlockScoped */) == 0) { - // we are inside a converted loop - hoist variable declarations - var assignments = void 0; - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - hoistVariableDeclarationDeclaredInConvertedLoop(convertedLoopState, decl); - if (decl.initializer) { - var assignment = void 0; - if (ts.isBindingPattern(decl.name)) { - assignment = ts.flattenDestructuringAssignment(decl, visitor, context, 0 /* All */); - } - else { - assignment = ts.createBinary(decl.name, 57 /* EqualsToken */, ts.visitNode(decl.initializer, visitor, ts.isExpression)); - } - (assignments || (assignments = [])).push(assignment); - } - } - if (assignments) { - return ts.createStatement(ts.reduceLeft(assignments, function (acc, v) { return ts.createBinary(v, 25 /* CommaToken */, acc); }), node); - } - else { - // none of declarations has initializer - the entire variable statement can be deleted - return undefined; - } + } + ts.transformES5 = transformES5; +})(ts || (ts = {})); +/// +/// +// Transforms generator functions into a compatible ES5 representation with similar runtime +// semantics. This is accomplished by first transforming the body of each generator +// function into an intermediate representation that is the compiled into a JavaScript +// switch statement. +// +// Many functions in this transformer will contain comments indicating the expected +// intermediate representation. For illustrative purposes, the following intermediate +// language is used to define this intermediate representation: +// +// .nop - Performs no operation. +// .local NAME, ... - Define local variable declarations. +// .mark LABEL - Mark the location of a label. +// .br LABEL - Jump to a label. If jumping out of a protected +// region, all .finally blocks are executed. +// .brtrue LABEL, (x) - Jump to a label IIF the expression `x` is truthy. +// If jumping out of a protected region, all .finally +// blocks are executed. +// .brfalse LABEL, (x) - Jump to a label IIF the expression `x` is falsey. +// If jumping out of a protected region, all .finally +// blocks are executed. +// .yield (x) - Yield the value of the optional expression `x`. +// Resume at the next label. +// .yieldstar (x) - Delegate yield to the value of the optional +// expression `x`. Resume at the next label. +// NOTE: `x` must be an Iterator, not an Iterable. +// .loop CONTINUE, BREAK - Marks the beginning of a loop. Any "continue" or +// "break" abrupt completions jump to the CONTINUE or +// BREAK labels, respectively. +// .endloop - Marks the end of a loop. +// .with (x) - Marks the beginning of a WithStatement block, using +// the supplied expression. +// .endwith - Marks the end of a WithStatement. +// .switch - Marks the beginning of a SwitchStatement. +// .endswitch - Marks the end of a SwitchStatement. +// .labeled NAME - Marks the beginning of a LabeledStatement with the +// supplied name. +// .endlabeled - Marks the end of a LabeledStatement. +// .try TRY, CATCH, FINALLY, END - Marks the beginning of a protected region, and the +// labels for each block. +// .catch (x) - Marks the beginning of a catch block. +// .finally - Marks the beginning of a finally block. +// .endfinally - Marks the end of a finally block. +// .endtry - Marks the end of a protected region. +// .throw (x) - Throws the value of the expression `x`. +// .return (x) - Returns the value of the expression `x`. +// +// In addition, the illustrative intermediate representation introduces some special +// variables: +// +// %sent% - Either returns the next value sent to the generator, +// returns the result of a delegated yield, or throws +// the exception sent to the generator. +// %error% - Returns the value of the current exception in a +// catch block. +// +// This intermediate representation is then compiled into JavaScript syntax. The resulting +// compilation output looks something like the following: +// +// function f() { +// var /*locals*/; +// /*functions*/ +// return __generator(function (state) { +// switch (state.label) { +// /*cases per label*/ +// } +// }); +// } +// +// Each of the above instructions corresponds to JavaScript emit similar to the following: +// +// .local NAME | var NAME; +// -------------------------------|---------------------------------------------- +// .mark LABEL | case LABEL: +// -------------------------------|---------------------------------------------- +// .br LABEL | return [3 /*break*/, LABEL]; +// -------------------------------|---------------------------------------------- +// .brtrue LABEL, (x) | if (x) return [3 /*break*/, LABEL]; +// -------------------------------|---------------------------------------------- +// .brfalse LABEL, (x) | if (!(x)) return [3, /*break*/, LABEL]; +// -------------------------------|---------------------------------------------- +// .yield (x) | return [4 /*yield*/, x]; +// .mark RESUME | case RESUME: +// a = %sent%; | a = state.sent(); +// -------------------------------|---------------------------------------------- +// .yieldstar (x) | return [5 /*yield**/, x]; +// .mark RESUME | case RESUME: +// a = %sent%; | a = state.sent(); +// -------------------------------|---------------------------------------------- +// .with (_a) | with (_a) { +// a(); | a(); +// | } +// | state.label = LABEL; +// .mark LABEL | case LABEL: +// | with (_a) { +// b(); | b(); +// | } +// .endwith | +// -------------------------------|---------------------------------------------- +// | case 0: +// | state.trys = []; +// | ... +// .try TRY, CATCH, FINALLY, END | +// .mark TRY | case TRY: +// | state.trys.push([TRY, CATCH, FINALLY, END]); +// .nop | +// a(); | a(); +// .br END | return [3 /*break*/, END]; +// .catch (e) | +// .mark CATCH | case CATCH: +// | e = state.sent(); +// b(); | b(); +// .br END | return [3 /*break*/, END]; +// .finally | +// .mark FINALLY | case FINALLY: +// c(); | c(); +// .endfinally | return [7 /*endfinally*/]; +// .endtry | +// .mark END | case END: +/*@internal*/ +var ts; +(function (ts) { + var OpCode; + (function (OpCode) { + OpCode[OpCode["Nop"] = 0] = "Nop"; + OpCode[OpCode["Statement"] = 1] = "Statement"; + OpCode[OpCode["Assign"] = 2] = "Assign"; + OpCode[OpCode["Break"] = 3] = "Break"; + OpCode[OpCode["BreakWhenTrue"] = 4] = "BreakWhenTrue"; + OpCode[OpCode["BreakWhenFalse"] = 5] = "BreakWhenFalse"; + OpCode[OpCode["Yield"] = 6] = "Yield"; + OpCode[OpCode["YieldStar"] = 7] = "YieldStar"; + OpCode[OpCode["Return"] = 8] = "Return"; + OpCode[OpCode["Throw"] = 9] = "Throw"; + OpCode[OpCode["Endfinally"] = 10] = "Endfinally"; // Marks the end of a `finally` block + })(OpCode || (OpCode = {})); + // whether a generated code block is opening or closing at the current operation for a FunctionBuilder + var BlockAction; + (function (BlockAction) { + BlockAction[BlockAction["Open"] = 0] = "Open"; + BlockAction[BlockAction["Close"] = 1] = "Close"; + })(BlockAction || (BlockAction = {})); + // the kind for a generated code block in a FunctionBuilder + var CodeBlockKind; + (function (CodeBlockKind) { + CodeBlockKind[CodeBlockKind["Exception"] = 0] = "Exception"; + CodeBlockKind[CodeBlockKind["With"] = 1] = "With"; + CodeBlockKind[CodeBlockKind["Switch"] = 2] = "Switch"; + CodeBlockKind[CodeBlockKind["Loop"] = 3] = "Loop"; + CodeBlockKind[CodeBlockKind["Labeled"] = 4] = "Labeled"; + })(CodeBlockKind || (CodeBlockKind = {})); + // the state for a generated code exception block + var ExceptionBlockState; + (function (ExceptionBlockState) { + ExceptionBlockState[ExceptionBlockState["Try"] = 0] = "Try"; + ExceptionBlockState[ExceptionBlockState["Catch"] = 1] = "Catch"; + ExceptionBlockState[ExceptionBlockState["Finally"] = 2] = "Finally"; + ExceptionBlockState[ExceptionBlockState["Done"] = 3] = "Done"; + })(ExceptionBlockState || (ExceptionBlockState = {})); + // NOTE: changes to this enum should be reflected in the __generator helper. + var Instruction; + (function (Instruction) { + Instruction[Instruction["Next"] = 0] = "Next"; + Instruction[Instruction["Throw"] = 1] = "Throw"; + Instruction[Instruction["Return"] = 2] = "Return"; + Instruction[Instruction["Break"] = 3] = "Break"; + Instruction[Instruction["Yield"] = 4] = "Yield"; + Instruction[Instruction["YieldStar"] = 5] = "YieldStar"; + Instruction[Instruction["Catch"] = 6] = "Catch"; + Instruction[Instruction["Endfinally"] = 7] = "Endfinally"; + })(Instruction || (Instruction = {})); + function getInstructionName(instruction) { + switch (instruction) { + case 2 /* Return */: return "return"; + case 3 /* Break */: return "break"; + case 4 /* Yield */: return "yield"; + case 5 /* YieldStar */: return "yield*"; + case 7 /* Endfinally */: return "endfinally"; + } + } + function transformGenerators(context) { + var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistFunctionDeclaration = context.hoistFunctionDeclaration, hoistVariableDeclaration = context.hoistVariableDeclaration; + var compilerOptions = context.getCompilerOptions(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var resolver = context.getEmitResolver(); + var previousOnSubstituteNode = context.onSubstituteNode; + context.onSubstituteNode = onSubstituteNode; + var renamedCatchVariables; + var renamedCatchVariableDeclarations; + var inGeneratorFunctionBody; + var inStatementContainingYield; + // The following three arrays store information about generated code blocks. + // All three arrays are correlated by their index. This approach is used over allocating + // objects to store the same information to avoid GC overhead. + // + var blocks; // Information about the code block + var blockOffsets; // The operation offset at which a code block begins or ends + var blockActions; // Whether the code block is opened or closed + var blockStack; // A stack of currently open code blocks + // Labels are used to mark locations in the code that can be the target of a Break (jump) + // operation. These are translated into case clauses in a switch statement. + // The following two arrays are correlated by their index. This approach is used over + // allocating objects to store the same information to avoid GC overhead. + // + var labelOffsets; // The operation offset at which the label is defined. + var labelExpressions; // The NumericLiteral nodes bound to each label. + var nextLabelId = 1; // The next label id to use. + // Operations store information about generated code for the function body. This + // Includes things like statements, assignments, breaks (jumps), and yields. + // The following three arrays are correlated by their index. This approach is used over + // allocating objects to store the same information to avoid GC overhead. + // + var operations; // The operation to perform. + var operationArguments; // The arguments to the operation. + var operationLocations; // The source map location for the operation. + var state; // The name of the state object used by the generator at runtime. + // The following variables store information used by the `build` function: + // + var blockIndex = 0; // The index of the current block. + var labelNumber = 0; // The current label number. + var labelNumbers; + var lastOperationWasAbrupt; // Indicates whether the last operation was abrupt (break/continue). + var lastOperationWasCompletion; // Indicates whether the last operation was a completion (return/throw). + var clauses; // The case clauses generated for labels. + var statements; // The statements for the current label. + var exceptionBlockStack; // A stack of containing exception blocks. + var currentExceptionBlock; // The current exception block. + var withBlockStack; // A stack containing `with` blocks. + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile || (node.transformFlags & 512 /* ContainsGenerator */) === 0) { + return node; } - return ts.visitEachChild(node, visitor, context); + var visited = ts.visitEachChild(node, visitor, context); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + return visited; } /** - * Visits a VariableDeclarationList that is block scoped (e.g. `let` or `const`). + * Visits a node. * - * @param node A VariableDeclarationList node. + * @param node The node to visit. */ - function visitVariableDeclarationList(node) { - if (node.flags & 3 /* BlockScoped */) { - enableSubstitutionsForBlockScopedBindings(); + function visitor(node) { + var transformFlags = node.transformFlags; + if (inStatementContainingYield) { + return visitJavaScriptInStatementContainingYield(node); + } + else if (inGeneratorFunctionBody) { + return visitJavaScriptInGeneratorFunctionBody(node); + } + else if (transformFlags & 256 /* Generator */) { + return visitGenerator(node); + } + else if (transformFlags & 512 /* ContainsGenerator */) { + return ts.visitEachChild(node, visitor, context); } - var declarations = ts.flatten(ts.map(node.declarations, node.flags & 1 /* Let */ - ? visitVariableDeclarationInLetDeclarationList - : visitVariableDeclaration)); - var declarationList = ts.createVariableDeclarationList(declarations, /*location*/ node); - ts.setOriginalNode(declarationList, node); - ts.setCommentRange(declarationList, node); - if (node.transformFlags & 8388608 /* ContainsBindingPattern */ - && (ts.isBindingPattern(node.declarations[0].name) - || ts.isBindingPattern(ts.lastOrUndefined(node.declarations).name))) { - // If the first or last declaration is a binding pattern, we need to modify - // the source map range for the declaration list. - var firstDeclaration = ts.firstOrUndefined(declarations); - var lastDeclaration = ts.lastOrUndefined(declarations); - ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); + else { + return node; } - return declarationList; } /** - * Gets a value indicating whether we should emit an explicit initializer for a variable - * declaration in a `let` declaration list. + * Visits a node that is contained within a statement that contains yield. * - * @param node A VariableDeclaration node. + * @param node The node to visit. */ - function shouldEmitExplicitInitializerForLetDeclaration(node) { - // Nested let bindings might need to be initialized explicitly to preserve - // ES6 semantic: - // - // { let x = 1; } - // { let x; } // x here should be undefined. not 1 - // - // Top level bindings never collide with anything and thus don't require - // explicit initialization. As for nested let bindings there are two cases: - // - // - Nested let bindings that were not renamed definitely should be - // initialized explicitly: - // - // { let x = 1; } - // { let x; if (some-condition) { x = 1}; if (x) { /*1*/ } } - // - // Without explicit initialization code in /*1*/ can be executed even if - // some-condition is evaluated to false. - // - // - Renaming introduces fresh name that should not collide with any - // existing names, however renamed bindings sometimes also should be - // explicitly initialized. One particular case: non-captured binding - // declared inside loop body (but not in loop initializer): - // - // let x; - // for (;;) { - // let x; - // } - // - // In downlevel codegen inner 'x' will be renamed so it won't collide - // with outer 'x' however it will should be reset on every iteration as - // if it was declared anew. - // - // * Why non-captured binding? - // - Because if loop contains block scoped binding captured in some - // function then loop body will be rewritten to have a fresh scope - // on every iteration so everything will just work. - // - // * Why loop initializer is excluded? - // - Since we've introduced a fresh name it already will be undefined. - var flags = resolver.getNodeCheckFlags(node); - var isCapturedInFunction = flags & 131072 /* CapturedBlockScopedBinding */; - var isDeclaredInLoop = flags & 262144 /* BlockScopedBindingInLoop */; - var emittedAsTopLevel = ts.isBlockScopedContainerTopLevel(enclosingBlockScopeContainer) - || (isCapturedInFunction - && isDeclaredInLoop - && ts.isBlock(enclosingBlockScopeContainer) - && ts.isIterationStatement(enclosingBlockScopeContainerParent, /*lookInLabeledStatements*/ false)); - var emitExplicitInitializer = !emittedAsTopLevel - && enclosingBlockScopeContainer.kind !== 212 /* ForInStatement */ - && enclosingBlockScopeContainer.kind !== 213 /* ForOfStatement */ - && (!resolver.isDeclarationWithCollidingName(node) - || (isDeclaredInLoop - && !isCapturedInFunction - && !ts.isIterationStatement(enclosingBlockScopeContainer, /*lookInLabeledStatements*/ false))); - return emitExplicitInitializer; + function visitJavaScriptInStatementContainingYield(node) { + switch (node.kind) { + case 212 /* DoStatement */: + return visitDoStatement(node); + case 213 /* WhileStatement */: + return visitWhileStatement(node); + case 221 /* SwitchStatement */: + return visitSwitchStatement(node); + case 222 /* LabeledStatement */: + return visitLabeledStatement(node); + default: + return visitJavaScriptInGeneratorFunctionBody(node); + } } /** - * Visits a VariableDeclaration in a `let` declaration list. + * Visits a node that is contained within a generator function. * - * @param node A VariableDeclaration node. + * @param node The node to visit. */ - function visitVariableDeclarationInLetDeclarationList(node) { - // For binding pattern names that lack initializers there is no point to emit - // explicit initializer since downlevel codegen for destructuring will fail - // in the absence of initializer so all binding elements will say uninitialized - var name = node.name; - if (ts.isBindingPattern(name)) { - return visitVariableDeclaration(node); - } - if (!node.initializer && shouldEmitExplicitInitializerForLetDeclaration(node)) { - var clone_3 = ts.getMutableClone(node); - clone_3.initializer = ts.createVoidZero(); - return clone_3; + function visitJavaScriptInGeneratorFunctionBody(node) { + switch (node.kind) { + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 186 /* FunctionExpression */: + return visitFunctionExpression(node); + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return visitAccessorDeclaration(node); + case 208 /* VariableStatement */: + return visitVariableStatement(node); + case 214 /* ForStatement */: + return visitForStatement(node); + case 215 /* ForInStatement */: + return visitForInStatement(node); + case 218 /* BreakStatement */: + return visitBreakStatement(node); + case 217 /* ContinueStatement */: + return visitContinueStatement(node); + case 219 /* ReturnStatement */: + return visitReturnStatement(node); + default: + if (node.transformFlags & 16777216 /* ContainsYield */) { + return visitJavaScriptContainingYield(node); + } + else if (node.transformFlags & (512 /* ContainsGenerator */ | 33554432 /* ContainsHoistedDeclarationOrCompletion */)) { + return ts.visitEachChild(node, visitor, context); + } + else { + return node; + } } - return ts.visitEachChild(node, visitor, context); } /** - * Visits a VariableDeclaration node with a binding pattern. + * Visits a node that contains a YieldExpression. * - * @param node A VariableDeclaration node. + * @param node The node to visit. */ - function visitVariableDeclaration(node) { - // If we are here it is because the name contains a binding pattern. - if (ts.isBindingPattern(node.name)) { - var hoistTempVariables = enclosingVariableStatement - && ts.hasModifier(enclosingVariableStatement, 1 /* Export */); - return ts.flattenDestructuringBinding(node, visitor, context, 0 /* All */, - /*value*/ undefined, hoistTempVariables); + function visitJavaScriptContainingYield(node) { + switch (node.kind) { + case 194 /* BinaryExpression */: + return visitBinaryExpression(node); + case 195 /* ConditionalExpression */: + return visitConditionalExpression(node); + case 197 /* YieldExpression */: + return visitYieldExpression(node); + case 177 /* ArrayLiteralExpression */: + return visitArrayLiteralExpression(node); + case 178 /* ObjectLiteralExpression */: + return visitObjectLiteralExpression(node); + case 180 /* ElementAccessExpression */: + return visitElementAccessExpression(node); + case 181 /* CallExpression */: + return visitCallExpression(node); + case 182 /* NewExpression */: + return visitNewExpression(node); + default: + return ts.visitEachChild(node, visitor, context); } - return ts.visitEachChild(node, visitor, context); } - function visitLabeledStatement(node) { - if (convertedLoopState) { - if (!convertedLoopState.labels) { - convertedLoopState.labels = ts.createMap(); - } - convertedLoopState.labels[node.label.text] = node.label.text; - } - var result; - if (ts.isIterationStatement(node.statement, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node.statement)) { - result = ts.visitNodes(ts.createNodeArray([node.statement]), visitor, ts.isStatement); - } - else { - result = ts.visitEachChild(node, visitor, context); - } - if (convertedLoopState) { - convertedLoopState.labels[node.label.text] = undefined; + /** + * Visits a generator function. + * + * @param node The node to visit. + */ + function visitGenerator(node) { + switch (node.kind) { + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 186 /* FunctionExpression */: + return visitFunctionExpression(node); + default: + ts.Debug.failBadSyntaxKind(node); + return ts.visitEachChild(node, visitor, context); } - return result; - } - function visitDoStatement(node) { - return convertIterationStatementBodyIfNecessary(node); - } - function visitWhileStatement(node) { - return convertIterationStatementBodyIfNecessary(node); - } - function visitForStatement(node) { - return convertIterationStatementBodyIfNecessary(node); - } - function visitForInStatement(node) { - return convertIterationStatementBodyIfNecessary(node); } /** - * Visits a ForOfStatement and converts it into a compatible ForStatement. + * Visits a function declaration. * - * @param node A ForOfStatement. + * This will be called when one of the following conditions are met: + * - The function declaration is a generator function. + * - The function declaration is contained within the body of a generator function. + * + * @param node The node to visit. */ - function visitForOfStatement(node) { - return convertIterationStatementBodyIfNecessary(node, convertForOfToFor); - } - function convertForOfToFor(node, convertedLoopBodyStatements) { - // The following ES6 code: - // - // for (let v of expr) { } - // - // should be emitted as - // - // for (var _i = 0, _a = expr; _i < _a.length; _i++) { - // var v = _a[_i]; - // } - // - // where _a and _i are temps emitted to capture the RHS and the counter, - // respectively. - // When the left hand side is an expression instead of a let declaration, - // the "let v" is not emitted. - // When the left hand side is a let/const, the v is renamed if there is - // another v in scope. - // Note that all assignments to the LHS are emitted in the body, including - // all destructuring. - // Note also that because an extra statement is needed to assign to the LHS, - // for-of bodies are always emitted as blocks. - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - var initializer = node.initializer; - var statements = []; - // In the case where the user wrote an identifier as the RHS, like this: - // - // for (let v of arr) { } - // - // we don't want to emit a temporary variable for the RHS, just use it directly. - var counter = ts.createLoopVariable(); - var rhsReference = expression.kind === 70 /* Identifier */ - ? ts.createUniqueName(expression.text) - : ts.createTempVariable(/*recordTempVariable*/ undefined); - var elementAccess = ts.createElementAccess(rhsReference, counter); - // Initialize LHS - // var v = _a[_i]; - if (ts.isVariableDeclarationList(initializer)) { - if (initializer.flags & 3 /* BlockScoped */) { - enableSubstitutionsForBlockScopedBindings(); - } - var firstOriginalDeclaration = ts.firstOrUndefined(initializer.declarations); - if (firstOriginalDeclaration && ts.isBindingPattern(firstOriginalDeclaration.name)) { - // This works whether the declaration is a var, let, or const. - // It will use rhsIterationValue _a[_i] as the initializer. - var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0 /* All */, elementAccess); - var declarationList = ts.createVariableDeclarationList(declarations, /*location*/ initializer); - ts.setOriginalNode(declarationList, initializer); - // Adjust the source map range for the first declaration to align with the old - // emitter. - var firstDeclaration = declarations[0]; - var lastDeclaration = ts.lastOrUndefined(declarations); - ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, declarationList)); - } - else { - // The following call does not include the initializer, so we have - // to emit it separately. - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.setOriginalNode(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(firstOriginalDeclaration ? firstOriginalDeclaration.name : ts.createTempVariable(/*recordTempVariable*/ undefined), - /*type*/ undefined, ts.createElementAccess(rhsReference, counter)) - ], /*location*/ ts.moveRangePos(initializer, -1)), initializer), - /*location*/ ts.moveRangeEnd(initializer, -1))); - } + function visitFunctionDeclaration(node) { + // Currently, we only support generators that were originally async functions. + if (node.asteriskToken) { + node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration( + /*decorators*/ undefined, node.modifiers, + /*asteriskToken*/ undefined, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, transformGeneratorFunctionBody(node.body)), + /*location*/ node), node); } else { - // Initializer is an expression. Emit the expression in the body, so that it's - // evaluated on every iteration. - var assignment = ts.createAssignment(initializer, elementAccess); - if (ts.isDestructuringAssignment(assignment)) { - // This is a destructuring pattern, so we flatten the destructuring instead. - statements.push(ts.createStatement(ts.flattenDestructuringAssignment(assignment, visitor, context, 0 /* All */))); - } - else { - // Currently there is not way to check that assignment is binary expression of destructing assignment - // so we have to cast never type to binaryExpression - assignment.end = initializer.end; - statements.push(ts.createStatement(assignment, /*location*/ ts.moveRangeEnd(initializer, -1))); - } + var savedInGeneratorFunctionBody = inGeneratorFunctionBody; + var savedInStatementContainingYield = inStatementContainingYield; + inGeneratorFunctionBody = false; + inStatementContainingYield = false; + node = ts.visitEachChild(node, visitor, context); + inGeneratorFunctionBody = savedInGeneratorFunctionBody; + inStatementContainingYield = savedInStatementContainingYield; } - var bodyLocation; - var statementsLocation; - if (convertedLoopBodyStatements) { - ts.addRange(statements, convertedLoopBodyStatements); + if (inGeneratorFunctionBody) { + // Function declarations in a generator function body are hoisted + // to the top of the lexical scope and elided from the current statement. + hoistFunctionDeclaration(node); + return undefined; } else { - var statement = ts.visitNode(node.statement, visitor, ts.isStatement); - if (ts.isBlock(statement)) { - ts.addRange(statements, statement.statements); - bodyLocation = statement; - statementsLocation = statement.statements; - } - else { - statements.push(statement); - } + return node; } - // The old emitter does not emit source maps for the expression - ts.setEmitFlags(expression, 48 /* NoSourceMap */ | ts.getEmitFlags(expression)); - // The old emitter does not emit source maps for the block. - // We add the location to preserve comments. - var body = ts.createBlock(ts.createNodeArray(statements, /*location*/ statementsLocation), - /*location*/ bodyLocation); - ts.setEmitFlags(body, 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); - var forStatement = ts.createFor(ts.setEmitFlags(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(counter, /*type*/ undefined, ts.createLiteral(0), /*location*/ ts.moveRangePos(node.expression, -1)), - ts.createVariableDeclaration(rhsReference, /*type*/ undefined, expression, /*location*/ node.expression) - ], /*location*/ node.expression), 1048576 /* NoHoisting */), ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length"), - /*location*/ node.expression), ts.createPostfixIncrement(counter, /*location*/ node.expression), body, - /*location*/ node); - // Disable trailing source maps for the OpenParenToken to align source map emit with the old emitter. - ts.setEmitFlags(forStatement, 256 /* NoTokenTrailingSourceMaps */); - return forStatement; } /** - * Visits an ObjectLiteralExpression with computed propety names. + * Visits a function expression. * - * @param node An ObjectLiteralExpression node. - */ - function visitObjectLiteralExpression(node) { - // We are here because a ComputedPropertyName was used somewhere in the expression. - var properties = node.properties; - var numProperties = properties.length; - // Find the first computed property. - // Everything until that point can be emitted as part of the initial object literal. - var numInitialProperties = numProperties; - for (var i = 0; i < numProperties; i++) { - var property = properties[i]; - if (property.transformFlags & 16777216 /* ContainsYield */ - || property.name.kind === 142 /* ComputedPropertyName */) { - numInitialProperties = i; - break; - } - } - ts.Debug.assert(numInitialProperties !== numProperties); - // For computed properties, we need to create a unique handle to the object - // literal so we can modify it without risking internal assignments tainting the object. - var temp = ts.createTempVariable(hoistVariableDeclaration); - // Write out the first non-computed properties, then emit the rest through indexing on the temp variable. - var expressions = []; - var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), - /*location*/ undefined, node.multiLine), 32768 /* Indented */)); - if (node.multiLine) { - assignment.startsOnNewLine = true; - } - expressions.push(assignment); - addObjectLiteralMembers(expressions, node, temp, numInitialProperties); - // We need to clone the temporary identifier so that we can write it on a - // new line - expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); - return ts.inlineExpressions(expressions); - } - function shouldConvertIterationStatementBody(node) { - return (resolver.getNodeCheckFlags(node) & 65536 /* LoopWithCapturedBlockScopedBinding */) !== 0; - } - /** - * Records constituents of name for the given variable to be hoisted in the outer scope. + * This will be called when one of the following conditions are met: + * - The function expression is a generator function. + * - The function expression is contained within the body of a generator function. + * + * @param node The node to visit. */ - function hoistVariableDeclarationDeclaredInConvertedLoop(state, node) { - if (!state.hoistedLocalVariables) { - state.hoistedLocalVariables = []; - } - visit(node.name); - function visit(node) { - if (node.kind === 70 /* Identifier */) { - state.hoistedLocalVariables.push(node); - } - else { - for (var _i = 0, _a = node.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - visit(element.name); - } - } - } - } - } - function convertIterationStatementBodyIfNecessary(node, convert) { - if (!shouldConvertIterationStatementBody(node)) { - var saveAllowedNonLabeledJumps = void 0; - if (convertedLoopState) { - // we get here if we are trying to emit normal loop loop inside converted loop - // set allowedNonLabeledJumps to Break | Continue to mark that break\continue inside the loop should be emitted as is - saveAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; - convertedLoopState.allowedNonLabeledJumps = 2 /* Break */ | 4 /* Continue */; - } - var result = convert ? convert(node, /*convertedLoopBodyStatements*/ undefined) : ts.visitEachChild(node, visitor, context); - if (convertedLoopState) { - convertedLoopState.allowedNonLabeledJumps = saveAllowedNonLabeledJumps; - } - return result; - } - var functionName = ts.createUniqueName("_loop"); - var loopInitializer; - switch (node.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - var initializer = node.initializer; - if (initializer && initializer.kind === 224 /* VariableDeclarationList */) { - loopInitializer = initializer; - } - break; - } - // variables that will be passed to the loop as parameters - var loopParameters = []; - // variables declared in the loop initializer that will be changed inside the loop - var loopOutParameters = []; - if (loopInitializer && (ts.getCombinedNodeFlags(loopInitializer) & 3 /* BlockScoped */)) { - for (var _i = 0, _a = loopInitializer.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - processLoopVariableDeclaration(decl, loopParameters, loopOutParameters); - } - } - var outerConvertedLoopState = convertedLoopState; - convertedLoopState = { loopOutParameters: loopOutParameters }; - if (outerConvertedLoopState) { - // convertedOuterLoopState !== undefined means that this converted loop is nested in another converted loop. - // if outer converted loop has already accumulated some state - pass it through - if (outerConvertedLoopState.argumentsName) { - // outer loop has already used 'arguments' so we've already have some name to alias it - // use the same name in all nested loops - convertedLoopState.argumentsName = outerConvertedLoopState.argumentsName; - } - if (outerConvertedLoopState.thisName) { - // outer loop has already used 'this' so we've already have some name to alias it - // use the same name in all nested loops - convertedLoopState.thisName = outerConvertedLoopState.thisName; - } - if (outerConvertedLoopState.hoistedLocalVariables) { - // we've already collected some non-block scoped variable declarations in enclosing loop - // use the same storage in nested loop - convertedLoopState.hoistedLocalVariables = outerConvertedLoopState.hoistedLocalVariables; - } - } - startLexicalEnvironment(); - var loopBody = ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock); - var lexicalEnvironment = endLexicalEnvironment(); - var currentState = convertedLoopState; - convertedLoopState = outerConvertedLoopState; - if (loopOutParameters.length || lexicalEnvironment) { - var statements_4 = ts.isBlock(loopBody) ? loopBody.statements.slice() : [loopBody]; - if (loopOutParameters.length) { - copyOutParameters(loopOutParameters, 1 /* ToOutParameter */, statements_4); - } - ts.addRange(statements_4, lexicalEnvironment); - loopBody = ts.createBlock(statements_4, /*location*/ undefined, /*multiline*/ true); - } - if (ts.isBlock(loopBody)) { - loopBody.multiLine = true; - } - else { - loopBody = ts.createBlock([loopBody], /*location*/ undefined, /*multiline*/ true); - } - var isAsyncBlockContainingAwait = enclosingNonArrowFunction - && (ts.getEmitFlags(enclosingNonArrowFunction) & 131072 /* AsyncFunctionBody */) !== 0 - && (node.statement.transformFlags & 16777216 /* ContainsYield */) !== 0; - var loopBodyFlags = 0; - if (currentState.containsLexicalThis) { - loopBodyFlags |= 8 /* CapturesThis */; - } - if (isAsyncBlockContainingAwait) { - loopBodyFlags |= 131072 /* AsyncFunctionBody */; - } - var convertedLoopVariable = ts.createVariableStatement( - /*modifiers*/ undefined, ts.setEmitFlags(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(functionName, - /*type*/ undefined, ts.setEmitFlags(ts.createFunctionExpression( - /*modifiers*/ undefined, isAsyncBlockContainingAwait ? ts.createToken(38 /* AsteriskToken */) : undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, loopParameters, - /*type*/ undefined, loopBody), loopBodyFlags)) - ]), 1048576 /* NoHoisting */)); - var statements = [convertedLoopVariable]; - var extraVariableDeclarations; - // propagate state from the inner loop to the outer loop if necessary - if (currentState.argumentsName) { - // if alias for arguments is set - if (outerConvertedLoopState) { - // pass it to outer converted loop - outerConvertedLoopState.argumentsName = currentState.argumentsName; - } - else { - // this is top level converted loop and we need to create an alias for 'arguments' object - (extraVariableDeclarations || (extraVariableDeclarations = [])).push(ts.createVariableDeclaration(currentState.argumentsName, - /*type*/ undefined, ts.createIdentifier("arguments"))); - } - } - if (currentState.thisName) { - // if alias for this is set - if (outerConvertedLoopState) { - // pass it to outer converted loop - outerConvertedLoopState.thisName = currentState.thisName; - } - else { - // this is top level converted loop so we need to create an alias for 'this' here - // NOTE: - // if converted loops were all nested in arrow function then we'll always emit '_this' so convertedLoopState.thisName will not be set. - // If it is set this means that all nested loops are not nested in arrow function and it is safe to capture 'this'. - (extraVariableDeclarations || (extraVariableDeclarations = [])).push(ts.createVariableDeclaration(currentState.thisName, - /*type*/ undefined, ts.createIdentifier("this"))); - } - } - if (currentState.hoistedLocalVariables) { - // if hoistedLocalVariables !== undefined this means that we've possibly collected some variable declarations to be hoisted later - if (outerConvertedLoopState) { - // pass them to outer converted loop - outerConvertedLoopState.hoistedLocalVariables = currentState.hoistedLocalVariables; - } - else { - if (!extraVariableDeclarations) { - extraVariableDeclarations = []; - } - // hoist collected variable declarations - for (var _b = 0, _c = currentState.hoistedLocalVariables; _b < _c.length; _b++) { - var identifier = _c[_b]; - extraVariableDeclarations.push(ts.createVariableDeclaration(identifier)); - } - } - } - // add extra variables to hold out parameters if necessary - if (loopOutParameters.length) { - if (!extraVariableDeclarations) { - extraVariableDeclarations = []; - } - for (var _d = 0, loopOutParameters_1 = loopOutParameters; _d < loopOutParameters_1.length; _d++) { - var outParam = loopOutParameters_1[_d]; - extraVariableDeclarations.push(ts.createVariableDeclaration(outParam.outParamName)); - } - } - // create variable statement to hold all introduced variable declarations - if (extraVariableDeclarations) { - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(extraVariableDeclarations))); - } - var convertedLoopBodyStatements = generateCallToConvertedLoop(functionName, loopParameters, currentState, isAsyncBlockContainingAwait); - var loop; - if (convert) { - loop = convert(node, convertedLoopBodyStatements); + function visitFunctionExpression(node) { + // Currently, we only support generators that were originally async functions. + if (node.asteriskToken) { + node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, transformGeneratorFunctionBody(node.body)), + /*location*/ node), node); } else { - loop = ts.getMutableClone(node); - // clean statement part - loop.statement = undefined; - // visit childnodes to transform initializer/condition/incrementor parts - loop = ts.visitEachChild(loop, visitor, context); - // set loop statement - loop.statement = ts.createBlock(convertedLoopBodyStatements, - /*location*/ undefined, - /*multiline*/ true); - // reset and re-aggregate the transform flags - loop.transformFlags = 0; - ts.aggregateTransformFlags(loop); + var savedInGeneratorFunctionBody = inGeneratorFunctionBody; + var savedInStatementContainingYield = inStatementContainingYield; + inGeneratorFunctionBody = false; + inStatementContainingYield = false; + node = ts.visitEachChild(node, visitor, context); + inGeneratorFunctionBody = savedInGeneratorFunctionBody; + inStatementContainingYield = savedInStatementContainingYield; } - statements.push(currentParent.kind === 219 /* LabeledStatement */ - ? ts.createLabel(currentParent.label, loop) - : loop); - return statements; - } - function copyOutParameter(outParam, copyDirection) { - var source = copyDirection === 0 /* ToOriginal */ ? outParam.outParamName : outParam.originalName; - var target = copyDirection === 0 /* ToOriginal */ ? outParam.originalName : outParam.outParamName; - return ts.createBinary(target, 57 /* EqualsToken */, source); + return node; } - function copyOutParameters(outParams, copyDirection, statements) { - for (var _i = 0, outParams_1 = outParams; _i < outParams_1.length; _i++) { - var outParam = outParams_1[_i]; - statements.push(ts.createStatement(copyOutParameter(outParam, copyDirection))); - } + /** + * Visits a get or set accessor declaration. + * + * This will be called when one of the following conditions are met: + * - The accessor is contained within the body of a generator function. + * + * @param node The node to visit. + */ + function visitAccessorDeclaration(node) { + var savedInGeneratorFunctionBody = inGeneratorFunctionBody; + var savedInStatementContainingYield = inStatementContainingYield; + inGeneratorFunctionBody = false; + inStatementContainingYield = false; + node = ts.visitEachChild(node, visitor, context); + inGeneratorFunctionBody = savedInGeneratorFunctionBody; + inStatementContainingYield = savedInStatementContainingYield; + return node; } - function generateCallToConvertedLoop(loopFunctionExpressionName, parameters, state, isAsyncBlockContainingAwait) { - var outerConvertedLoopState = convertedLoopState; + /** + * Transforms the body of a generator function declaration. + * + * @param node The function body to transform. + */ + function transformGeneratorFunctionBody(body) { + // Save existing generator state var statements = []; - // loop is considered simple if it does not have any return statements or break\continue that transfer control outside of the loop - // simple loops are emitted as just 'loop()'; - // NOTE: if loop uses only 'continue' it still will be emitted as simple loop - var isSimpleLoop = !(state.nonLocalJumps & ~4 /* Continue */) && - !state.labeledNonLocalBreaks && - !state.labeledNonLocalContinues; - var call = ts.createCall(loopFunctionExpressionName, /*typeArguments*/ undefined, ts.map(parameters, function (p) { return p.name; })); - var callResult = isAsyncBlockContainingAwait ? ts.createYield(ts.createToken(38 /* AsteriskToken */), call) : call; - if (isSimpleLoop) { - statements.push(ts.createStatement(callResult)); - copyOutParameters(state.loopOutParameters, 0 /* ToOriginal */, statements); + var savedInGeneratorFunctionBody = inGeneratorFunctionBody; + var savedInStatementContainingYield = inStatementContainingYield; + var savedBlocks = blocks; + var savedBlockOffsets = blockOffsets; + var savedBlockActions = blockActions; + var savedBlockStack = blockStack; + var savedLabelOffsets = labelOffsets; + var savedLabelExpressions = labelExpressions; + var savedNextLabelId = nextLabelId; + var savedOperations = operations; + var savedOperationArguments = operationArguments; + var savedOperationLocations = operationLocations; + var savedState = state; + // Initialize generator state + inGeneratorFunctionBody = true; + inStatementContainingYield = false; + blocks = undefined; + blockOffsets = undefined; + blockActions = undefined; + blockStack = undefined; + labelOffsets = undefined; + labelExpressions = undefined; + nextLabelId = 1; + operations = undefined; + operationArguments = undefined; + operationLocations = undefined; + state = ts.createTempVariable(/*recordTempVariable*/ undefined); + // Build the generator + resumeLexicalEnvironment(); + var statementOffset = ts.addPrologue(statements, body.statements, /*ensureUseStrict*/ false, visitor); + transformAndEmitStatements(body.statements, statementOffset); + var buildResult = build(); + ts.addRange(statements, endLexicalEnvironment()); + statements.push(ts.createReturn(buildResult)); + // Restore previous generator state + inGeneratorFunctionBody = savedInGeneratorFunctionBody; + inStatementContainingYield = savedInStatementContainingYield; + blocks = savedBlocks; + blockOffsets = savedBlockOffsets; + blockActions = savedBlockActions; + blockStack = savedBlockStack; + labelOffsets = savedLabelOffsets; + labelExpressions = savedLabelExpressions; + nextLabelId = savedNextLabelId; + operations = savedOperations; + operationArguments = savedOperationArguments; + operationLocations = savedOperationLocations; + state = savedState; + return ts.setTextRange(ts.createBlock(statements, body.multiLine), body); + } + /** + * Visits a variable statement. + * + * This will be called when one of the following conditions are met: + * - The variable statement is contained within the body of a generator function. + * + * @param node The node to visit. + */ + function visitVariableStatement(node) { + if (node.transformFlags & 16777216 /* ContainsYield */) { + transformAndEmitVariableDeclarationList(node.declarationList); + return undefined; } else { - var loopResultName = ts.createUniqueName("state"); - var stateVariable = ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(loopResultName, /*type*/ undefined, callResult)])); - statements.push(stateVariable); - copyOutParameters(state.loopOutParameters, 0 /* ToOriginal */, statements); - if (state.nonLocalJumps & 8 /* Return */) { - var returnStatement = void 0; - if (outerConvertedLoopState) { - outerConvertedLoopState.nonLocalJumps |= 8 /* Return */; - returnStatement = ts.createReturn(loopResultName); - } - else { - returnStatement = ts.createReturn(ts.createPropertyAccess(loopResultName, "value")); - } - statements.push(ts.createIf(ts.createBinary(ts.createTypeOf(loopResultName), 33 /* EqualsEqualsEqualsToken */, ts.createLiteral("object")), returnStatement)); + // Do not hoist custom prologues. + if (ts.getEmitFlags(node) & 1048576 /* CustomPrologue */) { + return node; } - if (state.nonLocalJumps & 2 /* Break */) { - statements.push(ts.createIf(ts.createBinary(loopResultName, 33 /* EqualsEqualsEqualsToken */, ts.createLiteral("break")), ts.createBreak())); + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + hoistVariableDeclaration(variable.name); } - if (state.labeledNonLocalBreaks || state.labeledNonLocalContinues) { - var caseClauses = []; - processLabeledJumps(state.labeledNonLocalBreaks, /*isBreak*/ true, loopResultName, outerConvertedLoopState, caseClauses); - processLabeledJumps(state.labeledNonLocalContinues, /*isBreak*/ false, loopResultName, outerConvertedLoopState, caseClauses); - statements.push(ts.createSwitch(loopResultName, ts.createCaseBlock(caseClauses))); + var variables = ts.getInitializedVariables(node.declarationList); + if (variables.length === 0) { + return undefined; } + return ts.setSourceMapRange(ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))), node); } - return statements; } - function setLabeledJump(state, isBreak, labelText, labelMarker) { - if (isBreak) { - if (!state.labeledNonLocalBreaks) { - state.labeledNonLocalBreaks = ts.createMap(); - } - state.labeledNonLocalBreaks[labelText] = labelMarker; - } - else { - if (!state.labeledNonLocalContinues) { - state.labeledNonLocalContinues = ts.createMap(); - } - state.labeledNonLocalContinues[labelText] = labelMarker; + /** + * Visits a binary expression. + * + * This will be called when one of the following conditions are met: + * - The node contains a YieldExpression. + * + * @param node The node to visit. + */ + function visitBinaryExpression(node) { + switch (ts.getExpressionAssociativity(node)) { + case 0 /* Left */: + return visitLeftAssociativeBinaryExpression(node); + case 1 /* Right */: + return visitRightAssociativeBinaryExpression(node); + default: + ts.Debug.fail("Unknown associativity."); } } - function processLabeledJumps(table, isBreak, loopResultName, outerLoop, caseClauses) { - if (!table) { - return; - } - for (var labelText in table) { - var labelMarker = table[labelText]; - var statements = []; - // if there are no outer converted loop or outer label in question is located inside outer converted loop - // then emit labeled break\continue - // otherwise propagate pair 'label -> marker' to outer converted loop and emit 'return labelMarker' so outer loop can later decide what to do - if (!outerLoop || (outerLoop.labels && outerLoop.labels[labelText])) { - var label = ts.createIdentifier(labelText); - statements.push(isBreak ? ts.createBreak(label) : ts.createContinue(label)); - } - else { - setLabeledJump(outerLoop, isBreak, labelText, labelMarker); - statements.push(ts.createReturn(loopResultName)); - } - caseClauses.push(ts.createCaseClause(ts.createLiteral(labelMarker), statements)); - } + function isCompoundAssignment(kind) { + return kind >= 59 /* FirstCompoundAssignment */ + && kind <= 70 /* LastCompoundAssignment */; } - function processLoopVariableDeclaration(decl, loopParameters, loopOutParameters) { - var name = decl.name; - if (ts.isBindingPattern(name)) { - for (var _i = 0, _a = name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - processLoopVariableDeclaration(element, loopParameters, loopOutParameters); - } - } - } - else { - loopParameters.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, name)); - if (resolver.getNodeCheckFlags(decl) & 2097152 /* NeedsLoopOutParameter */) { - var outParamName = ts.createUniqueName("out_" + name.text); - loopOutParameters.push({ originalName: name, outParamName: outParamName }); - } + function getOperatorForCompoundAssignment(kind) { + switch (kind) { + case 59 /* PlusEqualsToken */: return 37 /* PlusToken */; + case 60 /* MinusEqualsToken */: return 38 /* MinusToken */; + case 61 /* AsteriskEqualsToken */: return 39 /* AsteriskToken */; + case 62 /* AsteriskAsteriskEqualsToken */: return 40 /* AsteriskAsteriskToken */; + case 63 /* SlashEqualsToken */: return 41 /* SlashToken */; + case 64 /* PercentEqualsToken */: return 42 /* PercentToken */; + case 65 /* LessThanLessThanEqualsToken */: return 45 /* LessThanLessThanToken */; + case 66 /* GreaterThanGreaterThanEqualsToken */: return 46 /* GreaterThanGreaterThanToken */; + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: return 47 /* GreaterThanGreaterThanGreaterThanToken */; + case 68 /* AmpersandEqualsToken */: return 48 /* AmpersandToken */; + case 69 /* BarEqualsToken */: return 49 /* BarToken */; + case 70 /* CaretEqualsToken */: return 50 /* CaretToken */; } } /** - * Adds the members of an object literal to an array of expressions. + * Visits a right-associative binary expression containing `yield`. * - * @param expressions An array of expressions. - * @param node An ObjectLiteralExpression node. - * @param receiver The receiver for members of the ObjectLiteralExpression. - * @param numInitialNonComputedProperties The number of initial properties without - * computed property names. + * @param node The node to visit. */ - function addObjectLiteralMembers(expressions, node, receiver, start) { - var properties = node.properties; - var numProperties = properties.length; - for (var i = start; i < numProperties; i++) { - var property = properties[i]; - switch (property.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - var accessors = ts.getAllAccessorDeclarations(node.properties, property); - if (property === accessors.firstAccessor) { - expressions.push(transformAccessorsToExpression(receiver, accessors, node.multiLine)); - } - break; - case 257 /* PropertyAssignment */: - expressions.push(transformPropertyAssignmentToExpression(property, receiver, node.multiLine)); - break; - case 258 /* ShorthandPropertyAssignment */: - expressions.push(transformShorthandPropertyAssignmentToExpression(property, receiver, node.multiLine)); + function visitRightAssociativeBinaryExpression(node) { + var left = node.left, right = node.right; + if (containsYield(right)) { + var target = void 0; + switch (left.kind) { + case 179 /* PropertyAccessExpression */: + // [source] + // a.b = yield; + // + // [intermediate] + // .local _a + // _a = a; + // .yield resumeLabel + // .mark resumeLabel + // _a.b = %sent%; + target = ts.updatePropertyAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), left.name); break; - case 149 /* MethodDeclaration */: - expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node.multiLine)); + case 180 /* ElementAccessExpression */: + // [source] + // a[b] = yield; + // + // [intermediate] + // .local _a, _b + // _a = a; + // _b = b; + // .yield resumeLabel + // .mark resumeLabel + // _a[_b] = %sent%; + target = ts.updateElementAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), cacheExpression(ts.visitNode(left.argumentExpression, visitor, ts.isExpression))); break; default: - ts.Debug.failBadSyntaxKind(node); + target = ts.visitNode(left, visitor, ts.isExpression); break; } + var operator = node.operatorToken.kind; + if (isCompoundAssignment(operator)) { + return ts.setTextRange(ts.createAssignment(target, ts.setTextRange(ts.createBinary(cacheExpression(target), getOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression)), node)), node); + } + else { + return ts.updateBinary(node, target, ts.visitNode(right, visitor, ts.isExpression)); + } } + return ts.visitEachChild(node, visitor, context); + } + function visitLeftAssociativeBinaryExpression(node) { + if (containsYield(node.right)) { + if (ts.isLogicalOperator(node.operatorToken.kind)) { + return visitLogicalBinaryExpression(node); + } + else if (node.operatorToken.kind === 26 /* CommaToken */) { + return visitCommaExpression(node); + } + // [source] + // a() + (yield) + c() + // + // [intermediate] + // .local _a + // _a = a(); + // .yield resumeLabel + // _a + %sent% + c() + var clone_4 = ts.getMutableClone(node); + clone_4.left = cacheExpression(ts.visitNode(node.left, visitor, ts.isExpression)); + clone_4.right = ts.visitNode(node.right, visitor, ts.isExpression); + return clone_4; + } + return ts.visitEachChild(node, visitor, context); } /** - * Transforms a PropertyAssignment node into an expression. + * Visits a logical binary expression containing `yield`. * - * @param node The ObjectLiteralExpression that contains the PropertyAssignment. - * @param property The PropertyAssignment node. - * @param receiver The receiver for the assignment. + * @param node A node to visit. */ - function transformPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression), - /*location*/ property); - if (startsOnNewLine) { - expression.startsOnNewLine = true; + function visitLogicalBinaryExpression(node) { + // Logical binary expressions (`&&` and `||`) are shortcutting expressions and need + // to be transformed as such: + // + // [source] + // x = a() && yield; + // + // [intermediate] + // .local _a + // _a = a(); + // .brfalse resultLabel, (_a) + // .yield resumeLabel + // .mark resumeLabel + // _a = %sent%; + // .mark resultLabel + // x = _a; + // + // [source] + // x = a() || yield; + // + // [intermediate] + // .local _a + // _a = a(); + // .brtrue resultLabel, (_a) + // .yield resumeLabel + // .mark resumeLabel + // _a = %sent%; + // .mark resultLabel + // x = _a; + var resultLabel = defineLabel(); + var resultLocal = declareLocal(); + emitAssignment(resultLocal, ts.visitNode(node.left, visitor, ts.isExpression), /*location*/ node.left); + if (node.operatorToken.kind === 53 /* AmpersandAmpersandToken */) { + // Logical `&&` shortcuts when the left-hand operand is falsey. + emitBreakWhenFalse(resultLabel, resultLocal, /*location*/ node.left); } - return expression; + else { + // Logical `||` shortcuts when the left-hand operand is truthy. + emitBreakWhenTrue(resultLabel, resultLocal, /*location*/ node.left); + } + emitAssignment(resultLocal, ts.visitNode(node.right, visitor, ts.isExpression), /*location*/ node.right); + markLabel(resultLabel); + return resultLocal; } /** - * Transforms a ShorthandPropertyAssignment node into an expression. + * Visits a comma expression containing `yield`. * - * @param node The ObjectLiteralExpression that contains the ShorthandPropertyAssignment. - * @param property The ShorthandPropertyAssignment node. - * @param receiver The receiver for the assignment. + * @param node The node to visit. */ - function transformShorthandPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name), - /*location*/ property); - if (startsOnNewLine) { - expression.startsOnNewLine = true; + function visitCommaExpression(node) { + // [source] + // x = a(), yield, b(); + // + // [intermediate] + // a(); + // .yield resumeLabel + // .mark resumeLabel + // x = %sent%, b(); + var pendingExpressions = []; + visit(node.left); + visit(node.right); + return ts.inlineExpressions(pendingExpressions); + function visit(node) { + if (ts.isBinaryExpression(node) && node.operatorToken.kind === 26 /* CommaToken */) { + visit(node.left); + visit(node.right); + } + else { + if (containsYield(node) && pendingExpressions.length > 0) { + emitWorker(1 /* Statement */, [ts.createStatement(ts.inlineExpressions(pendingExpressions))]); + pendingExpressions = []; + } + pendingExpressions.push(ts.visitNode(node, visitor, ts.isExpression)); + } } - return expression; } /** - * Transforms a MethodDeclaration of an ObjectLiteralExpression into an expression. + * Visits a conditional expression containing `yield`. * - * @param node The ObjectLiteralExpression that contains the MethodDeclaration. - * @param method The MethodDeclaration node. - * @param receiver The receiver for the assignment. + * @param node The node to visit. */ - function transformObjectLiteralMethodDeclarationToExpression(method, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, /*location*/ method, /*name*/ undefined), - /*location*/ method); - if (startsOnNewLine) { - expression.startsOnNewLine = true; + function visitConditionalExpression(node) { + // [source] + // x = a() ? yield : b(); + // + // [intermediate] + // .local _a + // .brfalse whenFalseLabel, (a()) + // .yield resumeLabel + // .mark resumeLabel + // _a = %sent%; + // .br resultLabel + // .mark whenFalseLabel + // _a = b(); + // .mark resultLabel + // x = _a; + // We only need to perform a specific transformation if a `yield` expression exists + // in either the `whenTrue` or `whenFalse` branches. + // A `yield` in the condition will be handled by the normal visitor. + if (containsYield(node.whenTrue) || containsYield(node.whenFalse)) { + var whenFalseLabel = defineLabel(); + var resultLabel = defineLabel(); + var resultLocal = declareLocal(); + emitBreakWhenFalse(whenFalseLabel, ts.visitNode(node.condition, visitor, ts.isExpression), /*location*/ node.condition); + emitAssignment(resultLocal, ts.visitNode(node.whenTrue, visitor, ts.isExpression), /*location*/ node.whenTrue); + emitBreak(resultLabel); + markLabel(whenFalseLabel); + emitAssignment(resultLocal, ts.visitNode(node.whenFalse, visitor, ts.isExpression), /*location*/ node.whenFalse); + markLabel(resultLabel); + return resultLocal; } - return expression; - } - function visitCatchClause(node) { - ts.Debug.assert(ts.isBindingPattern(node.variableDeclaration.name)); - var temp = ts.createTempVariable(undefined); - var newVariableDeclaration = ts.createVariableDeclaration(temp, undefined, undefined, node.variableDeclaration); - var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0 /* All */, temp); - var list = ts.createVariableDeclarationList(vars, /*location*/ node.variableDeclaration, /*flags*/ node.variableDeclaration.flags); - var destructure = ts.createVariableStatement(undefined, list); - return ts.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure)); - } - function addStatementToStartOfBlock(block, statement) { - var transformedStatements = ts.visitNodes(block.statements, visitor, ts.isStatement); - return ts.updateBlock(block, [statement].concat(transformedStatements)); + return ts.visitEachChild(node, visitor, context); } /** - * Visits a MethodDeclaration of an ObjectLiteralExpression and transforms it into a - * PropertyAssignment. + * Visits a `yield` expression. * - * @param node A MethodDeclaration node. + * @param node The node to visit. */ - function visitMethodDeclaration(node) { - // We should only get here for methods on an object literal with regular identifier names. - // Methods on classes are handled in visitClassDeclaration/visitClassExpression. - // Methods with computed property names are handled in visitObjectLiteralExpression. - ts.Debug.assert(!ts.isComputedPropertyName(node.name)); - var functionExpression = transformFunctionLikeToExpression(node, /*location*/ ts.moveRangePos(node, -1), /*name*/ undefined); - ts.setEmitFlags(functionExpression, 512 /* NoLeadingComments */ | ts.getEmitFlags(functionExpression)); - return ts.createPropertyAssignment(node.name, functionExpression, - /*location*/ node); + function visitYieldExpression(node) { + // [source] + // x = yield a(); + // + // [intermediate] + // .yield resumeLabel, (a()) + // .mark resumeLabel + // x = %sent%; + var resumeLabel = defineLabel(); + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + if (node.asteriskToken) { + var iterator = (ts.getEmitFlags(node.expression) & 8388608 /* Iterator */) === 0 + ? ts.createValuesHelper(context, expression, /*location*/ node) + : expression; + emitYieldStar(iterator, /*location*/ node); + } + else { + emitYield(expression, /*location*/ node); + } + markLabel(resumeLabel); + return createGeneratorResume(/*location*/ node); } /** - * Visits a ShorthandPropertyAssignment and transforms it into a PropertyAssignment. + * Visits an ArrayLiteralExpression that contains a YieldExpression. * - * @param node A ShorthandPropertyAssignment node. + * @param node The node to visit. */ - function visitShorthandPropertyAssignment(node) { - return ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(node.name), - /*location*/ node); + function visitArrayLiteralExpression(node) { + return visitElements(node.elements, /*leadingElement*/ undefined, /*location*/ undefined, node.multiLine); } /** - * Visits a YieldExpression node. + * Visits an array of expressions containing one or more YieldExpression nodes + * and returns an expression for the resulting value. * - * @param node A YieldExpression node. + * @param elements The elements to visit. + * @param multiLine Whether array literals created should be emitted on multiple lines. */ - function visitYieldExpression(node) { - // `yield` expressions are transformed using the generators transformer. - return ts.visitEachChild(node, visitor, context); + function visitElements(elements, leadingElement, location, multiLine) { + // [source] + // ar = [1, yield, 2]; + // + // [intermediate] + // .local _a + // _a = [1]; + // .yield resumeLabel + // .mark resumeLabel + // ar = _a.concat([%sent%, 2]); + var numInitialElements = countInitialNodesWithoutYield(elements); + var temp; + if (numInitialElements > 0) { + temp = declareLocal(); + var initialElements = ts.visitNodes(elements, visitor, ts.isExpression, 0, numInitialElements); + emitAssignment(temp, ts.createArrayLiteral(leadingElement + ? [leadingElement].concat(initialElements) : initialElements)); + leadingElement = undefined; + } + var expressions = ts.reduceLeft(elements, reduceElement, [], numInitialElements); + return temp + ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)]) + : ts.setTextRange(ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine), location); + function reduceElement(expressions, element) { + if (containsYield(element) && expressions.length > 0) { + var hasAssignedTemp = temp !== undefined; + if (!temp) { + temp = declareLocal(); + } + emitAssignment(temp, hasAssignedTemp + ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)]) + : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine)); + leadingElement = undefined; + expressions = []; + } + expressions.push(ts.visitNode(element, visitor, ts.isExpression)); + return expressions; + } + } + function visitObjectLiteralExpression(node) { + // [source] + // o = { + // a: 1, + // b: yield, + // c: 2 + // }; + // + // [intermediate] + // .local _a + // _a = { + // a: 1 + // }; + // .yield resumeLabel + // .mark resumeLabel + // o = (_a.b = %sent%, + // _a.c = 2, + // _a); + var properties = node.properties; + var multiLine = node.multiLine; + var numInitialProperties = countInitialNodesWithoutYield(properties); + var temp = declareLocal(); + emitAssignment(temp, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), multiLine)); + var expressions = ts.reduceLeft(properties, reduceProperty, [], numInitialProperties); + expressions.push(multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); + return ts.inlineExpressions(expressions); + function reduceProperty(expressions, property) { + if (containsYield(property) && expressions.length > 0) { + emitStatement(ts.createStatement(ts.inlineExpressions(expressions))); + expressions = []; + } + var expression = ts.createExpressionForObjectLiteralElementLike(node, property, temp); + var visited = ts.visitNode(expression, visitor, ts.isExpression); + if (visited) { + if (multiLine) { + visited.startsOnNewLine = true; + } + expressions.push(visited); + } + return expressions; + } } /** - * Visits an ArrayLiteralExpression that contains a spread element. + * Visits an ElementAccessExpression that contains a YieldExpression. * - * @param node An ArrayLiteralExpression node. + * @param node The node to visit. */ - function visitArrayLiteralExpression(node) { - // We are here because we contain a SpreadElementExpression. - return transformAndSpreadElements(node.elements, /*needsUniqueCopy*/ true, node.multiLine, /*hasTrailingComma*/ node.elements.hasTrailingComma); + function visitElementAccessExpression(node) { + if (containsYield(node.argumentExpression)) { + // [source] + // a = x[yield]; + // + // [intermediate] + // .local _a + // _a = x; + // .yield resumeLabel + // .mark resumeLabel + // a = _a[%sent%] + var clone_5 = ts.getMutableClone(node); + clone_5.expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)); + clone_5.argumentExpression = ts.visitNode(node.argumentExpression, visitor, ts.isExpression); + return clone_5; + } + return ts.visitEachChild(node, visitor, context); } - /** - * Visits a CallExpression that contains either a spread element or `super`. - * - * @param node a CallExpression. - */ function visitCallExpression(node) { - return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ true); - } - function visitImmediateSuperCallInBody(node) { - return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ false); - } - function visitCallExpressionWithPotentialCapturedThisAssignment(node, assignToCapturedThis) { - // We are here either because SuperKeyword was used somewhere in the expression, or - // because we contain a SpreadElementExpression. - var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - if (node.expression.kind === 96 /* SuperKeyword */) { - ts.setEmitFlags(thisArg, 4 /* NoSubstitution */); - } - var resultingCall; - if (node.transformFlags & 524288 /* ContainsSpread */) { + if (!ts.isImportCall(node) && ts.forEach(node.arguments, containsYield)) { // [source] - // f(...a, b) - // x.m(...a, b) - // super(...a, b) - // super.m(...a, b) // in static - // super.m(...a, b) // in instance + // a.b(1, yield, 2); // - // [output] - // f.apply(void 0, a.concat([b])) - // (_a = x).m.apply(_a, a.concat([b])) - // _super.apply(this, a.concat([b])) - // _super.m.apply(this, a.concat([b])) - // _super.prototype.m.apply(this, a.concat([b])) - resultingCall = ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)); + // [intermediate] + // .local _a, _b, _c + // _b = (_a = a).b; + // _c = [1]; + // .yield resumeLabel + // .mark resumeLabel + // _b.apply(_a, _c.concat([%sent%, 2])); + var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration, languageVersion, /*cacheIdentifiers*/ true), target = _a.target, thisArg = _a.thisArg; + return ts.setOriginalNode(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isLeftHandSideExpression)), thisArg, visitElements(node.arguments), + /*location*/ node), node); } - else { + return ts.visitEachChild(node, visitor, context); + } + function visitNewExpression(node) { + if (ts.forEach(node.arguments, containsYield)) { // [source] - // super(a) - // super.m(a) // in static - // super.m(a) // in instance + // new a.b(1, yield, 2); // - // [output] - // _super.call(this, a) - // _super.m.call(this, a) - // _super.prototype.m.call(this, a) - resultingCall = ts.createFunctionCall(ts.visitNode(target, visitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), - /*location*/ node); + // [intermediate] + // .local _a, _b, _c + // _b = (_a = a.b).bind; + // _c = [1]; + // .yield resumeLabel + // .mark resumeLabel + // new (_b.apply(_a, _c.concat([%sent%, 2]))); + var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; + return ts.setOriginalNode(ts.setTextRange(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, + /*leadingElement*/ ts.createVoidZero())), + /*typeArguments*/ undefined, []), node), node); } - if (node.expression.kind === 96 /* SuperKeyword */) { - var actualThis = ts.createThis(); - ts.setEmitFlags(actualThis, 4 /* NoSubstitution */); - var initializer = ts.createLogicalOr(resultingCall, actualThis); - return assignToCapturedThis - ? ts.createAssignment(ts.createIdentifier("_this"), initializer) - : initializer; + return ts.visitEachChild(node, visitor, context); + } + function transformAndEmitStatements(statements, start) { + if (start === void 0) { start = 0; } + var numStatements = statements.length; + for (var i = start; i < numStatements; i++) { + transformAndEmitStatement(statements[i]); } - return resultingCall; } - /** - * Visits a NewExpression that contains a spread element. - * - * @param node A NewExpression node. - */ - function visitNewExpression(node) { - // We are here because we contain a SpreadElementExpression. - ts.Debug.assert((node.transformFlags & 524288 /* ContainsSpread */) !== 0); - // [source] - // new C(...a) - // - // [output] - // new ((_a = C).bind.apply(_a, [void 0].concat(a)))() - var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray([ts.createVoidZero()].concat(node.arguments)), /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)), - /*typeArguments*/ undefined, []); + function transformAndEmitEmbeddedStatement(node) { + if (ts.isBlock(node)) { + transformAndEmitStatements(node.statements); + } + else { + transformAndEmitStatement(node); + } } - /** - * Transforms an array of Expression nodes that contains a SpreadExpression. - * - * @param elements The array of Expression nodes. - * @param needsUniqueCopy A value indicating whether to ensure that the result is a fresh array. - * @param multiLine A value indicating whether the result should be emitted on multiple lines. - */ - function transformAndSpreadElements(elements, needsUniqueCopy, multiLine, hasTrailingComma) { - // [source] - // [a, ...b, c] - // - // [output] - // [a].concat(b, [c]) - // Map spans of spread expressions into their expressions and spans of other - // expressions into an array literal. - var numElements = elements.length; - var segments = ts.flatten(ts.spanMap(elements, partitionSpread, function (partition, visitPartition, _start, end) { - return visitPartition(partition, multiLine, hasTrailingComma && end === numElements); - })); - if (segments.length === 1) { - var firstElement = elements[0]; - return needsUniqueCopy && ts.isSpreadExpression(firstElement) && firstElement.expression.kind !== 175 /* ArrayLiteralExpression */ - ? ts.createArraySlice(segments[0]) - : segments[0]; + function transformAndEmitStatement(node) { + var savedInStatementContainingYield = inStatementContainingYield; + if (!inStatementContainingYield) { + inStatementContainingYield = containsYield(node); } - // Rewrite using the pattern .concat(, , ...) - return ts.createArrayConcat(segments.shift(), segments); + transformAndEmitStatementWorker(node); + inStatementContainingYield = savedInStatementContainingYield; } - function partitionSpread(node) { - return ts.isSpreadExpression(node) - ? visitSpanOfSpreads - : visitSpanOfNonSpreads; + function transformAndEmitStatementWorker(node) { + switch (node.kind) { + case 207 /* Block */: + return transformAndEmitBlock(node); + case 210 /* ExpressionStatement */: + return transformAndEmitExpressionStatement(node); + case 211 /* IfStatement */: + return transformAndEmitIfStatement(node); + case 212 /* DoStatement */: + return transformAndEmitDoStatement(node); + case 213 /* WhileStatement */: + return transformAndEmitWhileStatement(node); + case 214 /* ForStatement */: + return transformAndEmitForStatement(node); + case 215 /* ForInStatement */: + return transformAndEmitForInStatement(node); + case 217 /* ContinueStatement */: + return transformAndEmitContinueStatement(node); + case 218 /* BreakStatement */: + return transformAndEmitBreakStatement(node); + case 219 /* ReturnStatement */: + return transformAndEmitReturnStatement(node); + case 220 /* WithStatement */: + return transformAndEmitWithStatement(node); + case 221 /* SwitchStatement */: + return transformAndEmitSwitchStatement(node); + case 222 /* LabeledStatement */: + return transformAndEmitLabeledStatement(node); + case 223 /* ThrowStatement */: + return transformAndEmitThrowStatement(node); + case 224 /* TryStatement */: + return transformAndEmitTryStatement(node); + default: + return emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + } } - function visitSpanOfSpreads(chunk) { - return ts.map(chunk, visitExpressionOfSpread); + function transformAndEmitBlock(node) { + if (containsYield(node)) { + transformAndEmitStatements(node.statements); + } + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + } } - function visitSpanOfNonSpreads(chunk, multiLine, hasTrailingComma) { - return ts.createArrayLiteral(ts.visitNodes(ts.createNodeArray(chunk, /*location*/ undefined, hasTrailingComma), visitor, ts.isExpression), - /*location*/ undefined, multiLine); + function transformAndEmitExpressionStatement(node) { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } - function visitSpreadElement(node) { - return ts.visitNode(node.expression, visitor, ts.isExpression); + function transformAndEmitVariableDeclarationList(node) { + for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + var name = ts.getSynthesizedClone(variable.name); + ts.setCommentRange(name, variable.name); + hoistVariableDeclaration(name); + } + var variables = ts.getInitializedVariables(node); + var numVariables = variables.length; + var variablesWritten = 0; + var pendingExpressions = []; + while (variablesWritten < numVariables) { + for (var i = variablesWritten; i < numVariables; i++) { + var variable = variables[i]; + if (containsYield(variable.initializer) && pendingExpressions.length > 0) { + break; + } + pendingExpressions.push(transformInitializedVariable(variable)); + } + if (pendingExpressions.length) { + emitStatement(ts.createStatement(ts.inlineExpressions(pendingExpressions))); + variablesWritten += pendingExpressions.length; + pendingExpressions = []; + } + } + return undefined; } - /** - * Transforms the expression of a SpreadExpression node. - * - * @param node A SpreadExpression node. - */ - function visitExpressionOfSpread(node) { - return ts.visitNode(node.expression, visitor, ts.isExpression); + function transformInitializedVariable(node) { + return ts.setSourceMapRange(ts.createAssignment(ts.setSourceMapRange(ts.getSynthesizedClone(node.name), node.name), ts.visitNode(node.initializer, visitor, ts.isExpression)), node); } - /** - * Visits a template literal. - * - * @param node A template literal. - */ - function visitTemplateLiteral(node) { - return ts.createLiteral(node.text, /*location*/ node); + function transformAndEmitIfStatement(node) { + if (containsYield(node)) { + // [source] + // if (x) + // /*thenStatement*/ + // else + // /*elseStatement*/ + // + // [intermediate] + // .brfalse elseLabel, (x) + // /*thenStatement*/ + // .br endLabel + // .mark elseLabel + // /*elseStatement*/ + // .mark endLabel + if (containsYield(node.thenStatement) || containsYield(node.elseStatement)) { + var endLabel = defineLabel(); + var elseLabel = node.elseStatement ? defineLabel() : undefined; + emitBreakWhenFalse(node.elseStatement ? elseLabel : endLabel, ts.visitNode(node.expression, visitor, ts.isExpression), /*location*/ node.expression); + transformAndEmitEmbeddedStatement(node.thenStatement); + if (node.elseStatement) { + emitBreak(endLabel); + markLabel(elseLabel); + transformAndEmitEmbeddedStatement(node.elseStatement); + } + markLabel(endLabel); + } + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + } + } + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + } } - /** - * Visits a TaggedTemplateExpression node. - * - * @param node A TaggedTemplateExpression node. - */ - function visitTaggedTemplateExpression(node) { - // Visit the tag expression - var tag = ts.visitNode(node.tag, visitor, ts.isExpression); - // Allocate storage for the template site object - var temp = ts.createTempVariable(hoistVariableDeclaration); - // Build up the template arguments and the raw and cooked strings for the template. - var templateArguments = [temp]; - var cookedStrings = []; - var rawStrings = []; - var template = node.template; - if (ts.isNoSubstitutionTemplateLiteral(template)) { - cookedStrings.push(ts.createLiteral(template.text)); - rawStrings.push(getRawLiteral(template)); + function transformAndEmitDoStatement(node) { + if (containsYield(node)) { + // [source] + // do { + // /*body*/ + // } + // while (i < 10); + // + // [intermediate] + // .loop conditionLabel, endLabel + // .mark loopLabel + // /*body*/ + // .mark conditionLabel + // .brtrue loopLabel, (i < 10) + // .endloop + // .mark endLabel + var conditionLabel = defineLabel(); + var loopLabel = defineLabel(); + beginLoopBlock(/*continueLabel*/ conditionLabel); + markLabel(loopLabel); + transformAndEmitEmbeddedStatement(node.statement); + markLabel(conditionLabel); + emitBreakWhenTrue(loopLabel, ts.visitNode(node.expression, visitor, ts.isExpression)); + endLoopBlock(); } else { - cookedStrings.push(ts.createLiteral(template.head.text)); - rawStrings.push(getRawLiteral(template.head)); - for (var _i = 0, _a = template.templateSpans; _i < _a.length; _i++) { - var templateSpan = _a[_i]; - cookedStrings.push(ts.createLiteral(templateSpan.literal.text)); - rawStrings.push(getRawLiteral(templateSpan.literal)); - templateArguments.push(ts.visitNode(templateSpan.expression, visitor, ts.isExpression)); - } + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } - // NOTE: The parentheses here is entirely optional as we are now able to auto- - // parenthesize when rebuilding the tree. This should be removed in a - // future version. It is here for now to match our existing emit. - return ts.createParen(ts.inlineExpressions([ - ts.createAssignment(temp, ts.createArrayLiteral(cookedStrings)), - ts.createAssignment(ts.createPropertyAccess(temp, "raw"), ts.createArrayLiteral(rawStrings)), - ts.createCall(tag, /*typeArguments*/ undefined, templateArguments) - ])); } - /** - * Creates an ES5 compatible literal from an ES6 template literal. - * - * @param node The ES6 template literal. - */ - function getRawLiteral(node) { - // Find original source text, since we need to emit the raw strings of the tagged template. - // The raw strings contain the (escaped) strings of what the user wrote. - // Examples: `\n` is converted to "\\n", a template string with a newline to "\n". - var text = ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node); - // text contains the original source, it will also contain quotes ("`"), dolar signs and braces ("${" and "}"), - // thus we need to remove those characters. - // First template piece starts with "`", others with "}" - // Last template piece ends with "`", others with "${" - var isLast = node.kind === 12 /* NoSubstitutionTemplateLiteral */ || node.kind === 15 /* TemplateTail */; - text = text.substring(1, text.length - (isLast ? 1 : 2)); - // Newline normalization: - // ES6 Spec 11.8.6.1 - Static Semantics of TV's and TRV's - // and LineTerminatorSequences are normalized to for both TV and TRV. - text = text.replace(/\r\n?/g, "\n"); - return ts.createLiteral(text, /*location*/ node); + function visitDoStatement(node) { + if (inStatementContainingYield) { + beginScriptLoopBlock(); + node = ts.visitEachChild(node, visitor, context); + endLoopBlock(); + return node; + } + else { + return ts.visitEachChild(node, visitor, context); + } } - /** - * Visits a TemplateExpression node. - * - * @param node A TemplateExpression node. - */ - function visitTemplateExpression(node) { - var expressions = []; - addTemplateHead(expressions, node); - addTemplateSpans(expressions, node); - // createAdd will check if each expression binds less closely than binary '+'. - // If it does, it wraps the expression in parentheses. Otherwise, something like - // `abc${ 1 << 2 }` - // becomes - // "abc" + 1 << 2 + "" - // which is really - // ("abc" + 1) << (2 + "") - // rather than - // "abc" + (1 << 2) + "" - var expression = ts.reduceLeft(expressions, ts.createAdd); - if (ts.nodeIsSynthesized(expression)) { - ts.setTextRange(expression, node); + function transformAndEmitWhileStatement(node) { + if (containsYield(node)) { + // [source] + // while (i < 10) { + // /*body*/ + // } + // + // [intermediate] + // .loop loopLabel, endLabel + // .mark loopLabel + // .brfalse endLabel, (i < 10) + // /*body*/ + // .br loopLabel + // .endloop + // .mark endLabel + var loopLabel = defineLabel(); + var endLabel = beginLoopBlock(loopLabel); + markLabel(loopLabel); + emitBreakWhenFalse(endLabel, ts.visitNode(node.expression, visitor, ts.isExpression)); + transformAndEmitEmbeddedStatement(node.statement); + emitBreak(loopLabel); + endLoopBlock(); + } + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } - return expression; } - /** - * Gets a value indicating whether we need to include the head of a TemplateExpression. - * - * @param node A TemplateExpression node. - */ - function shouldAddTemplateHead(node) { - // If this expression has an empty head literal and the first template span has a non-empty - // literal, then emitting the empty head literal is not necessary. - // `${ foo } and ${ bar }` - // can be emitted as - // foo + " and " + bar - // This is because it is only required that one of the first two operands in the emit - // output must be a string literal, so that the other operand and all following operands - // are forced into strings. - // - // If the first template span has an empty literal, then the head must still be emitted. - // `${ foo }${ bar }` - // must still be emitted as - // "" + foo + bar - // There is always atleast one templateSpan in this code path, since - // NoSubstitutionTemplateLiterals are directly emitted via emitLiteral() - ts.Debug.assert(node.templateSpans.length !== 0); - return node.head.text.length !== 0 || node.templateSpans[0].literal.text.length === 0; + function visitWhileStatement(node) { + if (inStatementContainingYield) { + beginScriptLoopBlock(); + node = ts.visitEachChild(node, visitor, context); + endLoopBlock(); + return node; + } + else { + return ts.visitEachChild(node, visitor, context); + } } - /** - * Adds the head of a TemplateExpression to an array of expressions. - * - * @param expressions An array of expressions. - * @param node A TemplateExpression node. - */ - function addTemplateHead(expressions, node) { - if (!shouldAddTemplateHead(node)) { - return; + function transformAndEmitForStatement(node) { + if (containsYield(node)) { + // [source] + // for (var i = 0; i < 10; i++) { + // /*body*/ + // } + // + // [intermediate] + // .local i + // i = 0; + // .loop incrementLabel, endLoopLabel + // .mark conditionLabel + // .brfalse endLoopLabel, (i < 10) + // /*body*/ + // .mark incrementLabel + // i++; + // .br conditionLabel + // .endloop + // .mark endLoopLabel + var conditionLabel = defineLabel(); + var incrementLabel = defineLabel(); + var endLabel = beginLoopBlock(incrementLabel); + if (node.initializer) { + var initializer = node.initializer; + if (ts.isVariableDeclarationList(initializer)) { + transformAndEmitVariableDeclarationList(initializer); + } + else { + emitStatement(ts.setTextRange(ts.createStatement(ts.visitNode(initializer, visitor, ts.isExpression)), initializer)); + } + } + markLabel(conditionLabel); + if (node.condition) { + emitBreakWhenFalse(endLabel, ts.visitNode(node.condition, visitor, ts.isExpression)); + } + transformAndEmitEmbeddedStatement(node.statement); + markLabel(incrementLabel); + if (node.incrementor) { + emitStatement(ts.setTextRange(ts.createStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression)), node.incrementor)); + } + emitBreak(conditionLabel); + endLoopBlock(); + } + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } - expressions.push(ts.createLiteral(node.head.text)); } - /** - * Visits and adds the template spans of a TemplateExpression to an array of expressions. - * - * @param expressions An array of expressions. - * @param node A TemplateExpression node. - */ - function addTemplateSpans(expressions, node) { - for (var _i = 0, _a = node.templateSpans; _i < _a.length; _i++) { - var span_6 = _a[_i]; - expressions.push(ts.visitNode(span_6.expression, visitor, ts.isExpression)); - // Only emit if the literal is non-empty. - // The binary '+' operator is left-associative, so the first string concatenation - // with the head will force the result up to this point to be a string. - // Emitting a '+ ""' has no semantic effect for middles and tails. - if (span_6.literal.text.length !== 0) { - expressions.push(ts.createLiteral(span_6.literal.text)); + function visitForStatement(node) { + if (inStatementContainingYield) { + beginScriptLoopBlock(); + } + var initializer = node.initializer; + if (initializer && ts.isVariableDeclarationList(initializer)) { + for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + hoistVariableDeclaration(variable.name); + } + var variables = ts.getInitializedVariables(initializer); + node = ts.updateFor(node, variables.length > 0 + ? ts.inlineExpressions(ts.map(variables, transformInitializedVariable)) + : undefined, ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + } + else { + node = ts.visitEachChild(node, visitor, context); + } + if (inStatementContainingYield) { + endLoopBlock(); + } + return node; + } + function transformAndEmitForInStatement(node) { + // TODO(rbuckton): Source map locations + if (containsYield(node)) { + // [source] + // for (var p in o) { + // /*body*/ + // } + // + // [intermediate] + // .local _a, _b, _i + // _a = []; + // for (_b in o) _a.push(_b); + // _i = 0; + // .loop incrementLabel, endLoopLabel + // .mark conditionLabel + // .brfalse endLoopLabel, (_i < _a.length) + // p = _a[_i]; + // /*body*/ + // .mark incrementLabel + // _b++; + // .br conditionLabel + // .endloop + // .mark endLoopLabel + var keysArray = declareLocal(); // _a + var key = declareLocal(); // _b + var keysIndex = ts.createLoopVariable(); // _i + var initializer = node.initializer; + hoistVariableDeclaration(keysIndex); + emitAssignment(keysArray, ts.createArrayLiteral()); + emitStatement(ts.createForIn(key, ts.visitNode(node.expression, visitor, ts.isExpression), ts.createStatement(ts.createCall(ts.createPropertyAccess(keysArray, "push"), + /*typeArguments*/ undefined, [key])))); + emitAssignment(keysIndex, ts.createLiteral(0)); + var conditionLabel = defineLabel(); + var incrementLabel = defineLabel(); + var endLabel = beginLoopBlock(incrementLabel); + markLabel(conditionLabel); + emitBreakWhenFalse(endLabel, ts.createLessThan(keysIndex, ts.createPropertyAccess(keysArray, "length"))); + var variable = void 0; + if (ts.isVariableDeclarationList(initializer)) { + for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { + var variable_1 = _a[_i]; + hoistVariableDeclaration(variable_1.name); + } + variable = ts.getSynthesizedClone(initializer.declarations[0].name); + } + else { + variable = ts.visitNode(initializer, visitor, ts.isExpression); + ts.Debug.assert(ts.isLeftHandSideExpression(variable)); } + emitAssignment(variable, ts.createElementAccess(keysArray, keysIndex)); + transformAndEmitEmbeddedStatement(node.statement); + markLabel(incrementLabel); + emitStatement(ts.createStatement(ts.createPostfixIncrement(keysIndex))); + emitBreak(conditionLabel); + endLoopBlock(); } - } - /** - * Visits the `super` keyword - */ - function visitSuperKeyword() { - return enclosingNonAsyncFunctionBody - && ts.isClassElement(enclosingNonAsyncFunctionBody) - && !ts.hasModifier(enclosingNonAsyncFunctionBody, 32 /* Static */) - && currentParent.kind !== 179 /* CallExpression */ - ? ts.createPropertyAccess(ts.createIdentifier("_super"), "prototype") - : ts.createIdentifier("_super"); - } - /** - * Called by the printer just before a node is printed. - * - * @param node The node to be printed. - */ - function onEmitNode(emitContext, node, emitCallback) { - var savedEnclosingFunction = enclosingFunction; - if (enabledSubstitutions & 1 /* CapturedThis */ && ts.isFunctionLike(node)) { - // If we are tracking a captured `this`, keep track of the enclosing function. - enclosingFunction = node; + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } - previousOnEmitNode(emitContext, node, emitCallback); - enclosingFunction = savedEnclosingFunction; } - /** - * Enables a more costly code path for substitutions when we determine a source file - * contains block-scoped bindings (e.g. `let` or `const`). - */ - function enableSubstitutionsForBlockScopedBindings() { - if ((enabledSubstitutions & 2 /* BlockScopedBindings */) === 0) { - enabledSubstitutions |= 2 /* BlockScopedBindings */; - context.enableSubstitution(70 /* Identifier */); + function visitForInStatement(node) { + // [source] + // for (var x in a) { + // /*body*/ + // } + // + // [intermediate] + // .local x + // .loop + // for (x in a) { + // /*body*/ + // } + // .endloop + if (inStatementContainingYield) { + beginScriptLoopBlock(); } - } - /** - * Enables a more costly code path for substitutions when we determine a source file - * contains a captured `this`. - */ - function enableSubstitutionsForCapturedThis() { - if ((enabledSubstitutions & 1 /* CapturedThis */) === 0) { - enabledSubstitutions |= 1 /* CapturedThis */; - context.enableSubstitution(98 /* ThisKeyword */); - context.enableEmitNotification(150 /* Constructor */); - context.enableEmitNotification(149 /* MethodDeclaration */); - context.enableEmitNotification(151 /* GetAccessor */); - context.enableEmitNotification(152 /* SetAccessor */); - context.enableEmitNotification(185 /* ArrowFunction */); - context.enableEmitNotification(184 /* FunctionExpression */); - context.enableEmitNotification(225 /* FunctionDeclaration */); + var initializer = node.initializer; + if (ts.isVariableDeclarationList(initializer)) { + for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + hoistVariableDeclaration(variable.name); + } + node = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); } - } - /** - * Hooks node substitutions. - * - * @param emitContext The context for the emitter. - * @param node The node to substitute. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); + else { + node = ts.visitEachChild(node, visitor, context); } - if (ts.isIdentifier(node)) { - return substituteIdentifier(node); + if (inStatementContainingYield) { + endLoopBlock(); } return node; } - /** - * Hooks substitutions for non-expression identifiers. - */ - function substituteIdentifier(node) { - // Only substitute the identifier if we have enabled substitutions for block-scoped - // bindings. - if (enabledSubstitutions & 2 /* BlockScopedBindings */) { - var original = ts.getParseTreeNode(node, ts.isIdentifier); - if (original && isNameOfDeclarationWithCollidingName(original)) { - return ts.getGeneratedNameForNode(original); - } + function transformAndEmitContinueStatement(node) { + var label = findContinueTarget(node.label ? ts.idText(node.label) : undefined); + if (label > 0) { + emitBreak(label, /*location*/ node); + } + else { + // invalid continue without a containing loop. Leave the node as is, per #17875. + emitStatement(node); } - return node; } - /** - * Determines whether a name is the name of a declaration with a colliding name. - * NOTE: This function expects to be called with an original source tree node. - * - * @param node An original source tree node. - */ - function isNameOfDeclarationWithCollidingName(node) { - var parent = node.parent; - switch (parent.kind) { - case 174 /* BindingElement */: - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 223 /* VariableDeclaration */: - return parent.name === node - && resolver.isDeclarationWithCollidingName(parent); + function visitContinueStatement(node) { + if (inStatementContainingYield) { + var label = findContinueTarget(node.label && ts.idText(node.label)); + if (label > 0) { + return createInlineBreak(label, /*location*/ node); + } } - return false; + return ts.visitEachChild(node, visitor, context); } - /** - * Substitutes an expression. - * - * @param node An Expression node. - */ - function substituteExpression(node) { - switch (node.kind) { - case 70 /* Identifier */: - return substituteExpressionIdentifier(node); - case 98 /* ThisKeyword */: - return substituteThisKeyword(node); + function transformAndEmitBreakStatement(node) { + var label = findBreakTarget(node.label ? ts.idText(node.label) : undefined); + if (label > 0) { + emitBreak(label, /*location*/ node); + } + else { + // invalid break without a containing loop, switch, or labeled statement. Leave the node as is, per #17875. + emitStatement(node); } - return node; } - /** - * Substitutes an expression identifier. - * - * @param node An Identifier node. - */ - function substituteExpressionIdentifier(node) { - if (enabledSubstitutions & 2 /* BlockScopedBindings */) { - var declaration = resolver.getReferencedDeclarationWithCollidingName(node); - if (declaration) { - return ts.getGeneratedNameForNode(declaration.name); + function visitBreakStatement(node) { + if (inStatementContainingYield) { + var label = findBreakTarget(node.label && ts.idText(node.label)); + if (label > 0) { + return createInlineBreak(label, /*location*/ node); } } - return node; + return ts.visitEachChild(node, visitor, context); } - /** - * Substitutes `this` when contained within an arrow function. - * - * @param node The ThisKeyword node. - */ - function substituteThisKeyword(node) { - if (enabledSubstitutions & 1 /* CapturedThis */ - && enclosingFunction - && ts.getEmitFlags(enclosingFunction) & 8 /* CapturesThis */) { - return ts.createIdentifier("_this", /*location*/ node); - } - return node; + function transformAndEmitReturnStatement(node) { + emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression), + /*location*/ node); } - function getClassMemberPrefix(node, member) { - var expression = ts.getLocalName(node); - return ts.hasModifier(member, 32 /* Static */) ? expression : ts.createPropertyAccess(expression, "prototype"); + function visitReturnStatement(node) { + return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression), + /*location*/ node); } - function hasSynthesizedDefaultSuperCall(constructor, hasExtendsClause) { - if (!constructor || !hasExtendsClause) { - return false; - } - if (ts.some(constructor.parameters)) { - return false; - } - var statement = ts.firstOrUndefined(constructor.body.statements); - if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 207 /* ExpressionStatement */) { - return false; - } - var statementExpression = statement.expression; - if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 179 /* CallExpression */) { - return false; - } - var callTarget = statementExpression.expression; - if (!ts.nodeIsSynthesized(callTarget) || callTarget.kind !== 96 /* SuperKeyword */) { - return false; + function transformAndEmitWithStatement(node) { + if (containsYield(node)) { + // [source] + // with (x) { + // /*body*/ + // } + // + // [intermediate] + // .with (x) + // /*body*/ + // .endwith + beginWithBlock(cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression))); + transformAndEmitEmbeddedStatement(node.statement); + endWithBlock(); } - var callArgument = ts.singleOrUndefined(statementExpression.arguments); - if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 196 /* SpreadElement */) { - return false; + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } - var expression = callArgument.expression; - return ts.isIdentifier(expression) && expression.text === "arguments"; } - } - ts.transformES2015 = transformES2015; - function createExtendsHelper(context, name) { - context.requestEmitHelper(extendsHelper); - return ts.createCall(ts.getHelperName("__extends"), - /*typeArguments*/ undefined, [ - name, - ts.createIdentifier("_super") - ]); - } - var extendsHelper = { - name: "typescript:extends", - scoped: false, - priority: 0, - text: "\n var __extends = (this && this.__extends) || function (d, b) {\n for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n function __() { this.constructor = d; }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n };" - }; -})(ts || (ts = {})); -/// -/// -// Transforms generator functions into a compatible ES5 representation with similar runtime -// semantics. This is accomplished by first transforming the body of each generator -// function into an intermediate representation that is the compiled into a JavaScript -// switch statement. -// -// Many functions in this transformer will contain comments indicating the expected -// intermediate representation. For illustrative purposes, the following intermediate -// language is used to define this intermediate representation: -// -// .nop - Performs no operation. -// .local NAME, ... - Define local variable declarations. -// .mark LABEL - Mark the location of a label. -// .br LABEL - Jump to a label. If jumping out of a protected -// region, all .finally blocks are executed. -// .brtrue LABEL, (x) - Jump to a label IIF the expression `x` is truthy. -// If jumping out of a protected region, all .finally -// blocks are executed. -// .brfalse LABEL, (x) - Jump to a label IIF the expression `x` is falsey. -// If jumping out of a protected region, all .finally -// blocks are executed. -// .yield (x) - Yield the value of the optional expression `x`. -// Resume at the next label. -// .yieldstar (x) - Delegate yield to the value of the optional -// expression `x`. Resume at the next label. -// NOTE: `x` must be an Iterator, not an Iterable. -// .loop CONTINUE, BREAK - Marks the beginning of a loop. Any "continue" or -// "break" abrupt completions jump to the CONTINUE or -// BREAK labels, respectively. -// .endloop - Marks the end of a loop. -// .with (x) - Marks the beginning of a WithStatement block, using -// the supplied expression. -// .endwith - Marks the end of a WithStatement. -// .switch - Marks the beginning of a SwitchStatement. -// .endswitch - Marks the end of a SwitchStatement. -// .labeled NAME - Marks the beginning of a LabeledStatement with the -// supplied name. -// .endlabeled - Marks the end of a LabeledStatement. -// .try TRY, CATCH, FINALLY, END - Marks the beginning of a protected region, and the -// labels for each block. -// .catch (x) - Marks the beginning of a catch block. -// .finally - Marks the beginning of a finally block. -// .endfinally - Marks the end of a finally block. -// .endtry - Marks the end of a protected region. -// .throw (x) - Throws the value of the expression `x`. -// .return (x) - Returns the value of the expression `x`. -// -// In addition, the illustrative intermediate representation introduces some special -// variables: -// -// %sent% - Either returns the next value sent to the generator, -// returns the result of a delegated yield, or throws -// the exception sent to the generator. -// %error% - Returns the value of the current exception in a -// catch block. -// -// This intermediate representation is then compiled into JavaScript syntax. The resulting -// compilation output looks something like the following: -// -// function f() { -// var /*locals*/; -// /*functions*/ -// return __generator(function (state) { -// switch (state.label) { -// /*cases per label*/ -// } -// }); -// } -// -// Each of the above instructions corresponds to JavaScript emit similar to the following: -// -// .local NAME | var NAME; -// -------------------------------|---------------------------------------------- -// .mark LABEL | case LABEL: -// -------------------------------|---------------------------------------------- -// .br LABEL | return [3 /*break*/, LABEL]; -// -------------------------------|---------------------------------------------- -// .brtrue LABEL, (x) | if (x) return [3 /*break*/, LABEL]; -// -------------------------------|---------------------------------------------- -// .brfalse LABEL, (x) | if (!(x)) return [3, /*break*/, LABEL]; -// -------------------------------|---------------------------------------------- -// .yield (x) | return [4 /*yield*/, x]; -// .mark RESUME | case RESUME: -// a = %sent%; | a = state.sent(); -// -------------------------------|---------------------------------------------- -// .yieldstar (x) | return [5 /*yield**/, x]; -// .mark RESUME | case RESUME: -// a = %sent%; | a = state.sent(); -// -------------------------------|---------------------------------------------- -// .with (_a) | with (_a) { -// a(); | a(); -// | } -// | state.label = LABEL; -// .mark LABEL | case LABEL: -// | with (_a) { -// b(); | b(); -// | } -// .endwith | -// -------------------------------|---------------------------------------------- -// | case 0: -// | state.trys = []; -// | ... -// .try TRY, CATCH, FINALLY, END | -// .mark TRY | case TRY: -// | state.trys.push([TRY, CATCH, FINALLY, END]); -// .nop | -// a(); | a(); -// .br END | return [3 /*break*/, END]; -// .catch (e) | -// .mark CATCH | case CATCH: -// | e = state.sent(); -// b(); | b(); -// .br END | return [3 /*break*/, END]; -// .finally | -// .mark FINALLY | case FINALLY: -// c(); | c(); -// .endfinally | return [7 /*endfinally*/]; -// .endtry | -// .mark END | case END: -/*@internal*/ -var ts; -(function (ts) { - var OpCode; - (function (OpCode) { - OpCode[OpCode["Nop"] = 0] = "Nop"; - OpCode[OpCode["Statement"] = 1] = "Statement"; - OpCode[OpCode["Assign"] = 2] = "Assign"; - OpCode[OpCode["Break"] = 3] = "Break"; - OpCode[OpCode["BreakWhenTrue"] = 4] = "BreakWhenTrue"; - OpCode[OpCode["BreakWhenFalse"] = 5] = "BreakWhenFalse"; - OpCode[OpCode["Yield"] = 6] = "Yield"; - OpCode[OpCode["YieldStar"] = 7] = "YieldStar"; - OpCode[OpCode["Return"] = 8] = "Return"; - OpCode[OpCode["Throw"] = 9] = "Throw"; - OpCode[OpCode["Endfinally"] = 10] = "Endfinally"; // Marks the end of a `finally` block - })(OpCode || (OpCode = {})); - // whether a generated code block is opening or closing at the current operation for a FunctionBuilder - var BlockAction; - (function (BlockAction) { - BlockAction[BlockAction["Open"] = 0] = "Open"; - BlockAction[BlockAction["Close"] = 1] = "Close"; - })(BlockAction || (BlockAction = {})); - // the kind for a generated code block in a FunctionBuilder - var CodeBlockKind; - (function (CodeBlockKind) { - CodeBlockKind[CodeBlockKind["Exception"] = 0] = "Exception"; - CodeBlockKind[CodeBlockKind["With"] = 1] = "With"; - CodeBlockKind[CodeBlockKind["Switch"] = 2] = "Switch"; - CodeBlockKind[CodeBlockKind["Loop"] = 3] = "Loop"; - CodeBlockKind[CodeBlockKind["Labeled"] = 4] = "Labeled"; - })(CodeBlockKind || (CodeBlockKind = {})); - // the state for a generated code exception block - var ExceptionBlockState; - (function (ExceptionBlockState) { - ExceptionBlockState[ExceptionBlockState["Try"] = 0] = "Try"; - ExceptionBlockState[ExceptionBlockState["Catch"] = 1] = "Catch"; - ExceptionBlockState[ExceptionBlockState["Finally"] = 2] = "Finally"; - ExceptionBlockState[ExceptionBlockState["Done"] = 3] = "Done"; - })(ExceptionBlockState || (ExceptionBlockState = {})); - // NOTE: changes to this enum should be reflected in the __generator helper. - var Instruction; - (function (Instruction) { - Instruction[Instruction["Next"] = 0] = "Next"; - Instruction[Instruction["Throw"] = 1] = "Throw"; - Instruction[Instruction["Return"] = 2] = "Return"; - Instruction[Instruction["Break"] = 3] = "Break"; - Instruction[Instruction["Yield"] = 4] = "Yield"; - Instruction[Instruction["YieldStar"] = 5] = "YieldStar"; - Instruction[Instruction["Catch"] = 6] = "Catch"; - Instruction[Instruction["Endfinally"] = 7] = "Endfinally"; - })(Instruction || (Instruction = {})); - var instructionNames = ts.createMap((_a = {}, - _a[2 /* Return */] = "return", - _a[3 /* Break */] = "break", - _a[4 /* Yield */] = "yield", - _a[5 /* YieldStar */] = "yield*", - _a[7 /* Endfinally */] = "endfinally", - _a)); - function transformGenerators(context) { - var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistFunctionDeclaration = context.hoistFunctionDeclaration, hoistVariableDeclaration = context.hoistVariableDeclaration; - var compilerOptions = context.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - var resolver = context.getEmitResolver(); - var previousOnSubstituteNode = context.onSubstituteNode; - context.onSubstituteNode = onSubstituteNode; - var currentSourceFile; - var renamedCatchVariables; - var renamedCatchVariableDeclarations; - var inGeneratorFunctionBody; - var inStatementContainingYield; - // The following three arrays store information about generated code blocks. - // All three arrays are correlated by their index. This approach is used over allocating - // objects to store the same information to avoid GC overhead. - // - var blocks; // Information about the code block - var blockOffsets; // The operation offset at which a code block begins or ends - var blockActions; // Whether the code block is opened or closed - var blockStack; // A stack of currently open code blocks - // Labels are used to mark locations in the code that can be the target of a Break (jump) - // operation. These are translated into case clauses in a switch statement. - // The following two arrays are correlated by their index. This approach is used over - // allocating objects to store the same information to avoid GC overhead. - // - var labelOffsets; // The operation offset at which the label is defined. - var labelExpressions; // The NumericLiteral nodes bound to each label. - var nextLabelId = 1; // The next label id to use. - // Operations store information about generated code for the function body. This - // Includes things like statements, assignments, breaks (jumps), and yields. - // The following three arrays are correlated by their index. This approach is used over - // allocating objects to store the same information to avoid GC overhead. - // - var operations; // The operation to perform. - var operationArguments; // The arguments to the operation. - var operationLocations; // The source map location for the operation. - var state; // The name of the state object used by the generator at runtime. - // The following variables store information used by the `build` function: - // - var blockIndex = 0; // The index of the current block. - var labelNumber = 0; // The current label number. - var labelNumbers; - var lastOperationWasAbrupt; // Indicates whether the last operation was abrupt (break/continue). - var lastOperationWasCompletion; // Indicates whether the last operation was a completion (return/throw). - var clauses; // The case clauses generated for labels. - var statements; // The statements for the current label. - var exceptionBlockStack; // A stack of containing exception blocks. - var currentExceptionBlock; // The current exception block. - var withBlockStack; // A stack containing `with` blocks. - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node) - || (node.transformFlags & 512 /* ContainsGenerator */) === 0) { - return node; + function transformAndEmitSwitchStatement(node) { + if (containsYield(node.caseBlock)) { + // [source] + // switch (x) { + // case a: + // /*caseStatements*/ + // case b: + // /*caseStatements*/ + // default: + // /*defaultStatements*/ + // } + // + // [intermediate] + // .local _a + // .switch endLabel + // _a = x; + // switch (_a) { + // case a: + // .br clauseLabels[0] + // } + // switch (_a) { + // case b: + // .br clauseLabels[1] + // } + // .br clauseLabels[2] + // .mark clauseLabels[0] + // /*caseStatements*/ + // .mark clauseLabels[1] + // /*caseStatements*/ + // .mark clauseLabels[2] + // /*caseStatements*/ + // .endswitch + // .mark endLabel + var caseBlock = node.caseBlock; + var numClauses = caseBlock.clauses.length; + var endLabel = beginSwitchBlock(); + var expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression)); + // Create labels for each clause and find the index of the first default clause. + var clauseLabels = []; + var defaultClauseIndex = -1; + for (var i = 0; i < numClauses; i++) { + var clause = caseBlock.clauses[i]; + clauseLabels.push(defineLabel()); + if (clause.kind === 258 /* DefaultClause */ && defaultClauseIndex === -1) { + defaultClauseIndex = i; + } + } + // Emit switch statements for each run of case clauses either from the first case + // clause or the next case clause with a `yield` in its expression, up to the next + // case clause with a `yield` in its expression. + var clausesWritten = 0; + var pendingClauses = []; + while (clausesWritten < numClauses) { + var defaultClausesSkipped = 0; + for (var i = clausesWritten; i < numClauses; i++) { + var clause = caseBlock.clauses[i]; + if (clause.kind === 257 /* CaseClause */) { + var caseClause = clause; + if (containsYield(caseClause.expression) && pendingClauses.length > 0) { + break; + } + pendingClauses.push(ts.createCaseClause(ts.visitNode(caseClause.expression, visitor, ts.isExpression), [ + createInlineBreak(clauseLabels[i], /*location*/ caseClause.expression) + ])); + } + else { + defaultClausesSkipped++; + } + } + if (pendingClauses.length) { + emitStatement(ts.createSwitch(expression, ts.createCaseBlock(pendingClauses))); + clausesWritten += pendingClauses.length; + pendingClauses = []; + } + if (defaultClausesSkipped > 0) { + clausesWritten += defaultClausesSkipped; + defaultClausesSkipped = 0; + } + } + if (defaultClauseIndex >= 0) { + emitBreak(clauseLabels[defaultClauseIndex]); + } + else { + emitBreak(endLabel); + } + for (var i = 0; i < numClauses; i++) { + markLabel(clauseLabels[i]); + transformAndEmitStatements(caseBlock.clauses[i].statements); + } + endSwitchBlock(); + } + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } - currentSourceFile = node; - var visited = ts.visitEachChild(node, visitor, context); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; - return visited; } - /** - * Visits a node. - * - * @param node The node to visit. - */ - function visitor(node) { - var transformFlags = node.transformFlags; + function visitSwitchStatement(node) { if (inStatementContainingYield) { - return visitJavaScriptInStatementContainingYield(node); + beginScriptSwitchBlock(); } - else if (inGeneratorFunctionBody) { - return visitJavaScriptInGeneratorFunctionBody(node); + node = ts.visitEachChild(node, visitor, context); + if (inStatementContainingYield) { + endSwitchBlock(); } - else if (transformFlags & 256 /* Generator */) { - return visitGenerator(node); + return node; + } + function transformAndEmitLabeledStatement(node) { + if (containsYield(node)) { + // [source] + // x: { + // /*body*/ + // } + // + // [intermediate] + // .labeled "x", endLabel + // /*body*/ + // .endlabeled + // .mark endLabel + beginLabeledBlock(ts.idText(node.label)); + transformAndEmitEmbeddedStatement(node.statement); + endLabeledBlock(); } - else if (transformFlags & 512 /* ContainsGenerator */) { - return ts.visitEachChild(node, visitor, context); + else { + emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + } + } + function visitLabeledStatement(node) { + if (inStatementContainingYield) { + beginScriptLabeledBlock(ts.idText(node.label)); + } + node = ts.visitEachChild(node, visitor, context); + if (inStatementContainingYield) { + endLabeledBlock(); + } + return node; + } + function transformAndEmitThrowStatement(node) { + emitThrow(ts.visitNode(node.expression, visitor, ts.isExpression), + /*location*/ node); + } + function transformAndEmitTryStatement(node) { + if (containsYield(node)) { + // [source] + // try { + // /*tryBlock*/ + // } + // catch (e) { + // /*catchBlock*/ + // } + // finally { + // /*finallyBlock*/ + // } + // + // [intermediate] + // .local _a + // .try tryLabel, catchLabel, finallyLabel, endLabel + // .mark tryLabel + // .nop + // /*tryBlock*/ + // .br endLabel + // .catch + // .mark catchLabel + // _a = %error%; + // /*catchBlock*/ + // .br endLabel + // .finally + // .mark finallyLabel + // /*finallyBlock*/ + // .endfinally + // .endtry + // .mark endLabel + beginExceptionBlock(); + transformAndEmitEmbeddedStatement(node.tryBlock); + if (node.catchClause) { + beginCatchBlock(node.catchClause.variableDeclaration); + transformAndEmitEmbeddedStatement(node.catchClause.block); + } + if (node.finallyBlock) { + beginFinallyBlock(); + transformAndEmitEmbeddedStatement(node.finallyBlock); + } + endExceptionBlock(); } else { + emitStatement(ts.visitEachChild(node, visitor, context)); + } + } + function containsYield(node) { + return node && (node.transformFlags & 16777216 /* ContainsYield */) !== 0; + } + function countInitialNodesWithoutYield(nodes) { + var numNodes = nodes.length; + for (var i = 0; i < numNodes; i++) { + if (containsYield(nodes[i])) { + return i; + } + } + return -1; + } + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { + return substituteExpression(node); + } + return node; + } + function substituteExpression(node) { + if (ts.isIdentifier(node)) { + return substituteExpressionIdentifier(node); + } + return node; + } + function substituteExpressionIdentifier(node) { + if (!ts.isGeneratedIdentifier(node) && renamedCatchVariables && renamedCatchVariables.has(ts.idText(node))) { + var original = ts.getOriginalNode(node); + if (ts.isIdentifier(original) && original.parent) { + var declaration = resolver.getReferencedValueDeclaration(original); + if (declaration) { + var name = renamedCatchVariableDeclarations[ts.getOriginalNodeId(declaration)]; + if (name) { + var clone_6 = ts.getMutableClone(name); + ts.setSourceMapRange(clone_6, node); + ts.setCommentRange(clone_6, node); + return clone_6; + } + } + } + } + return node; + } + function cacheExpression(node) { + var temp; + if (ts.isGeneratedIdentifier(node) || ts.getEmitFlags(node) & 4096 /* HelperName */) { return node; } + temp = ts.createTempVariable(hoistVariableDeclaration); + emitAssignment(temp, node, /*location*/ node); + return temp; + } + function declareLocal(name) { + var temp = name + ? ts.createUniqueName(name) + : ts.createTempVariable(/*recordTempVariable*/ undefined); + hoistVariableDeclaration(temp); + return temp; } /** - * Visits a node that is contained within a statement that contains yield. - * - * @param node The node to visit. + * Defines a label, uses as the target of a Break operation. */ - function visitJavaScriptInStatementContainingYield(node) { - switch (node.kind) { - case 209 /* DoStatement */: - return visitDoStatement(node); - case 210 /* WhileStatement */: - return visitWhileStatement(node); - case 218 /* SwitchStatement */: - return visitSwitchStatement(node); - case 219 /* LabeledStatement */: - return visitLabeledStatement(node); - default: - return visitJavaScriptInGeneratorFunctionBody(node); + function defineLabel() { + if (!labelOffsets) { + labelOffsets = []; } + var label = nextLabelId; + nextLabelId++; + labelOffsets[label] = -1; + return label; } /** - * Visits a node that is contained within a generator function. - * - * @param node The node to visit. + * Marks the current operation with the specified label. */ - function visitJavaScriptInGeneratorFunctionBody(node) { - switch (node.kind) { - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: - return visitFunctionExpression(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return visitAccessorDeclaration(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 211 /* ForStatement */: - return visitForStatement(node); - case 212 /* ForInStatement */: - return visitForInStatement(node); - case 215 /* BreakStatement */: - return visitBreakStatement(node); - case 214 /* ContinueStatement */: - return visitContinueStatement(node); - case 216 /* ReturnStatement */: - return visitReturnStatement(node); - default: - if (node.transformFlags & 16777216 /* ContainsYield */) { - return visitJavaScriptContainingYield(node); - } - else if (node.transformFlags & (512 /* ContainsGenerator */ | 33554432 /* ContainsHoistedDeclarationOrCompletion */)) { - return ts.visitEachChild(node, visitor, context); - } - else { - return node; - } - } + function markLabel(label) { + ts.Debug.assert(labelOffsets !== undefined, "No labels were defined."); + labelOffsets[label] = operations ? operations.length : 0; } /** - * Visits a node that contains a YieldExpression. + * Begins a block operation (With, Break/Continue, Try/Catch/Finally) * - * @param node The node to visit. + * @param block Information about the block. */ - function visitJavaScriptContainingYield(node) { - switch (node.kind) { - case 192 /* BinaryExpression */: - return visitBinaryExpression(node); - case 193 /* ConditionalExpression */: - return visitConditionalExpression(node); - case 195 /* YieldExpression */: - return visitYieldExpression(node); - case 175 /* ArrayLiteralExpression */: - return visitArrayLiteralExpression(node); - case 176 /* ObjectLiteralExpression */: - return visitObjectLiteralExpression(node); - case 178 /* ElementAccessExpression */: - return visitElementAccessExpression(node); - case 179 /* CallExpression */: - return visitCallExpression(node); - case 180 /* NewExpression */: - return visitNewExpression(node); - default: - return ts.visitEachChild(node, visitor, context); + function beginBlock(block) { + if (!blocks) { + blocks = []; + blockActions = []; + blockOffsets = []; + blockStack = []; } + var index = blockActions.length; + blockActions[index] = 0 /* Open */; + blockOffsets[index] = operations ? operations.length : 0; + blocks[index] = block; + blockStack.push(block); + return index; } /** - * Visits a generator function. - * - * @param node The node to visit. + * Ends the current block operation. */ - function visitGenerator(node) { - switch (node.kind) { - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: - return visitFunctionExpression(node); - default: - ts.Debug.failBadSyntaxKind(node); - return ts.visitEachChild(node, visitor, context); - } + function endBlock() { + var block = peekBlock(); + ts.Debug.assert(block !== undefined, "beginBlock was never called."); + var index = blockActions.length; + blockActions[index] = 1 /* Close */; + blockOffsets[index] = operations ? operations.length : 0; + blocks[index] = block; + blockStack.pop(); + return block; } /** - * Visits a function declaration. + * Gets the current open block. + */ + function peekBlock() { + return ts.lastOrUndefined(blockStack); + } + /** + * Gets the kind of the current open block. + */ + function peekBlockKind() { + var block = peekBlock(); + return block && block.kind; + } + /** + * Begins a code block for a generated `with` statement. * - * This will be called when one of the following conditions are met: - * - The function declaration is a generator function. - * - The function declaration is contained within the body of a generator function. + * @param expression An identifier representing expression for the `with` block. + */ + function beginWithBlock(expression) { + var startLabel = defineLabel(); + var endLabel = defineLabel(); + markLabel(startLabel); + beginBlock({ + kind: 1 /* With */, + expression: expression, + startLabel: startLabel, + endLabel: endLabel + }); + } + /** + * Ends a code block for a generated `with` statement. + */ + function endWithBlock() { + ts.Debug.assert(peekBlockKind() === 1 /* With */); + var block = endBlock(); + markLabel(block.endLabel); + } + /** + * Begins a code block for a generated `try` statement. + */ + function beginExceptionBlock() { + var startLabel = defineLabel(); + var endLabel = defineLabel(); + markLabel(startLabel); + beginBlock({ + kind: 0 /* Exception */, + state: 0 /* Try */, + startLabel: startLabel, + endLabel: endLabel + }); + emitNop(); + return endLabel; + } + /** + * Enters the `catch` clause of a generated `try` statement. * - * @param node The node to visit. + * @param variable The catch variable. */ - function visitFunctionDeclaration(node) { - // Currently, we only support generators that were originally async functions. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { - node = ts.setOriginalNode(ts.createFunctionDeclaration( - /*decorators*/ undefined, node.modifiers, - /*asteriskToken*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformGeneratorFunctionBody(node.body), - /*location*/ node), node); + function beginCatchBlock(variable) { + ts.Debug.assert(peekBlockKind() === 0 /* Exception */); + // generated identifiers should already be unique within a file + var name; + if (ts.isGeneratedIdentifier(variable.name)) { + name = variable.name; + hoistVariableDeclaration(variable.name); } else { - var savedInGeneratorFunctionBody = inGeneratorFunctionBody; - var savedInStatementContainingYield = inStatementContainingYield; - inGeneratorFunctionBody = false; - inStatementContainingYield = false; - node = ts.visitEachChild(node, visitor, context); - inGeneratorFunctionBody = savedInGeneratorFunctionBody; - inStatementContainingYield = savedInStatementContainingYield; + var text = ts.idText(variable.name); + name = declareLocal(text); + if (!renamedCatchVariables) { + renamedCatchVariables = ts.createMap(); + renamedCatchVariableDeclarations = []; + context.enableSubstitution(71 /* Identifier */); + } + renamedCatchVariables.set(text, true); + renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name; } - if (inGeneratorFunctionBody) { - // Function declarations in a generator function body are hoisted - // to the top of the lexical scope and elided from the current statement. - hoistFunctionDeclaration(node); - return undefined; + var exception = peekBlock(); + ts.Debug.assert(exception.state < 1 /* Catch */); + var endLabel = exception.endLabel; + emitBreak(endLabel); + var catchLabel = defineLabel(); + markLabel(catchLabel); + exception.state = 1 /* Catch */; + exception.catchVariable = name; + exception.catchLabel = catchLabel; + emitAssignment(name, ts.createCall(ts.createPropertyAccess(state, "sent"), /*typeArguments*/ undefined, [])); + emitNop(); + } + /** + * Enters the `finally` block of a generated `try` statement. + */ + function beginFinallyBlock() { + ts.Debug.assert(peekBlockKind() === 0 /* Exception */); + var exception = peekBlock(); + ts.Debug.assert(exception.state < 2 /* Finally */); + var endLabel = exception.endLabel; + emitBreak(endLabel); + var finallyLabel = defineLabel(); + markLabel(finallyLabel); + exception.state = 2 /* Finally */; + exception.finallyLabel = finallyLabel; + } + /** + * Ends the code block for a generated `try` statement. + */ + function endExceptionBlock() { + ts.Debug.assert(peekBlockKind() === 0 /* Exception */); + var exception = endBlock(); + var state = exception.state; + if (state < 2 /* Finally */) { + emitBreak(exception.endLabel); } else { - return node; + emitEndfinally(); } + markLabel(exception.endLabel); + emitNop(); + exception.state = 3 /* Done */; } /** - * Visits a function expression. + * Begins a code block that supports `break` or `continue` statements that are defined in + * the source tree and not from generated code. * - * This will be called when one of the following conditions are met: - * - The function expression is a generator function. - * - The function expression is contained within the body of a generator function. + * @param labelText Names from containing labeled statements. + */ + function beginScriptLoopBlock() { + beginBlock({ + kind: 3 /* Loop */, + isScript: true, + breakLabel: -1, + continueLabel: -1 + }); + } + /** + * Begins a code block that supports `break` or `continue` statements that are defined in + * generated code. Returns a label used to mark the operation to which to jump when a + * `break` statement targets this block. * - * @param node The node to visit. + * @param continueLabel A Label used to mark the operation to which to jump when a + * `continue` statement targets this block. */ - function visitFunctionExpression(node) { - // Currently, we only support generators that were originally async functions. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { - node = ts.setOriginalNode(ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformGeneratorFunctionBody(node.body), - /*location*/ node), node); - } - else { - var savedInGeneratorFunctionBody = inGeneratorFunctionBody; - var savedInStatementContainingYield = inStatementContainingYield; - inGeneratorFunctionBody = false; - inStatementContainingYield = false; - node = ts.visitEachChild(node, visitor, context); - inGeneratorFunctionBody = savedInGeneratorFunctionBody; - inStatementContainingYield = savedInStatementContainingYield; + function beginLoopBlock(continueLabel) { + var breakLabel = defineLabel(); + beginBlock({ + kind: 3 /* Loop */, + isScript: false, + breakLabel: breakLabel, + continueLabel: continueLabel, + }); + return breakLabel; + } + /** + * Ends a code block that supports `break` or `continue` statements that are defined in + * generated code or in the source tree. + */ + function endLoopBlock() { + ts.Debug.assert(peekBlockKind() === 3 /* Loop */); + var block = endBlock(); + var breakLabel = block.breakLabel; + if (!block.isScript) { + markLabel(breakLabel); } - return node; } /** - * Visits a get or set accessor declaration. - * - * This will be called when one of the following conditions are met: - * - The accessor is contained within the body of a generator function. + * Begins a code block that supports `break` statements that are defined in the source + * tree and not from generated code. * - * @param node The node to visit. */ - function visitAccessorDeclaration(node) { - var savedInGeneratorFunctionBody = inGeneratorFunctionBody; - var savedInStatementContainingYield = inStatementContainingYield; - inGeneratorFunctionBody = false; - inStatementContainingYield = false; - node = ts.visitEachChild(node, visitor, context); - inGeneratorFunctionBody = savedInGeneratorFunctionBody; - inStatementContainingYield = savedInStatementContainingYield; - return node; + function beginScriptSwitchBlock() { + beginBlock({ + kind: 2 /* Switch */, + isScript: true, + breakLabel: -1 + }); } /** - * Transforms the body of a generator function declaration. - * - * @param node The function body to transform. + * Begins a code block that supports `break` statements that are defined in generated code. + * Returns a label used to mark the operation to which to jump when a `break` statement + * targets this block. */ - function transformGeneratorFunctionBody(body) { - // Save existing generator state - var statements = []; - var savedInGeneratorFunctionBody = inGeneratorFunctionBody; - var savedInStatementContainingYield = inStatementContainingYield; - var savedBlocks = blocks; - var savedBlockOffsets = blockOffsets; - var savedBlockActions = blockActions; - var savedBlockStack = blockStack; - var savedLabelOffsets = labelOffsets; - var savedLabelExpressions = labelExpressions; - var savedNextLabelId = nextLabelId; - var savedOperations = operations; - var savedOperationArguments = operationArguments; - var savedOperationLocations = operationLocations; - var savedState = state; - // Initialize generator state - inGeneratorFunctionBody = true; - inStatementContainingYield = false; - blocks = undefined; - blockOffsets = undefined; - blockActions = undefined; - blockStack = undefined; - labelOffsets = undefined; - labelExpressions = undefined; - nextLabelId = 1; - operations = undefined; - operationArguments = undefined; - operationLocations = undefined; - state = ts.createTempVariable(/*recordTempVariable*/ undefined); - // Build the generator - resumeLexicalEnvironment(); - var statementOffset = ts.addPrologueDirectives(statements, body.statements, /*ensureUseStrict*/ false, visitor); - transformAndEmitStatements(body.statements, statementOffset); - var buildResult = build(); - ts.addRange(statements, endLexicalEnvironment()); - statements.push(ts.createReturn(buildResult)); - // Restore previous generator state - inGeneratorFunctionBody = savedInGeneratorFunctionBody; - inStatementContainingYield = savedInStatementContainingYield; - blocks = savedBlocks; - blockOffsets = savedBlockOffsets; - blockActions = savedBlockActions; - blockStack = savedBlockStack; - labelOffsets = savedLabelOffsets; - labelExpressions = savedLabelExpressions; - nextLabelId = savedNextLabelId; - operations = savedOperations; - operationArguments = savedOperationArguments; - operationLocations = savedOperationLocations; - state = savedState; - return ts.createBlock(statements, /*location*/ body, body.multiLine); + function beginSwitchBlock() { + var breakLabel = defineLabel(); + beginBlock({ + kind: 2 /* Switch */, + isScript: false, + breakLabel: breakLabel, + }); + return breakLabel; } /** - * Visits a variable statement. - * - * This will be called when one of the following conditions are met: - * - The variable statement is contained within the body of a generator function. - * - * @param node The node to visit. + * Ends a code block that supports `break` statements that are defined in generated code. */ - function visitVariableStatement(node) { - if (node.transformFlags & 16777216 /* ContainsYield */) { - transformAndEmitVariableDeclarationList(node.declarationList); - return undefined; + function endSwitchBlock() { + ts.Debug.assert(peekBlockKind() === 2 /* Switch */); + var block = endBlock(); + var breakLabel = block.breakLabel; + if (!block.isScript) { + markLabel(breakLabel); } - else { - // Do not hoist custom prologues. - if (ts.getEmitFlags(node) & 524288 /* CustomPrologue */) { - return node; - } - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - hoistVariableDeclaration(variable.name); - } - var variables = ts.getInitializedVariables(node.declarationList); - if (variables.length === 0) { - return undefined; - } - return ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))); + } + function beginScriptLabeledBlock(labelText) { + beginBlock({ + kind: 4 /* Labeled */, + isScript: true, + labelText: labelText, + breakLabel: -1 + }); + } + function beginLabeledBlock(labelText) { + var breakLabel = defineLabel(); + beginBlock({ + kind: 4 /* Labeled */, + isScript: false, + labelText: labelText, + breakLabel: breakLabel + }); + } + function endLabeledBlock() { + ts.Debug.assert(peekBlockKind() === 4 /* Labeled */); + var block = endBlock(); + if (!block.isScript) { + markLabel(block.breakLabel); } } /** - * Visits a binary expression. - * - * This will be called when one of the following conditions are met: - * - The node contains a YieldExpression. + * Indicates whether the provided block supports `break` statements. * - * @param node The node to visit. + * @param block A code block. */ - function visitBinaryExpression(node) { - switch (ts.getExpressionAssociativity(node)) { - case 0 /* Left */: - return visitLeftAssociativeBinaryExpression(node); - case 1 /* Right */: - return visitRightAssociativeBinaryExpression(node); - default: - ts.Debug.fail("Unknown associativity."); - } - } - function isCompoundAssignment(kind) { - return kind >= 58 /* FirstCompoundAssignment */ - && kind <= 69 /* LastCompoundAssignment */; + function supportsUnlabeledBreak(block) { + return block.kind === 2 /* Switch */ + || block.kind === 3 /* Loop */; } - function getOperatorForCompoundAssignment(kind) { - switch (kind) { - case 58 /* PlusEqualsToken */: return 36 /* PlusToken */; - case 59 /* MinusEqualsToken */: return 37 /* MinusToken */; - case 60 /* AsteriskEqualsToken */: return 38 /* AsteriskToken */; - case 61 /* AsteriskAsteriskEqualsToken */: return 39 /* AsteriskAsteriskToken */; - case 62 /* SlashEqualsToken */: return 40 /* SlashToken */; - case 63 /* PercentEqualsToken */: return 41 /* PercentToken */; - case 64 /* LessThanLessThanEqualsToken */: return 44 /* LessThanLessThanToken */; - case 65 /* GreaterThanGreaterThanEqualsToken */: return 45 /* GreaterThanGreaterThanToken */; - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: return 46 /* GreaterThanGreaterThanGreaterThanToken */; - case 67 /* AmpersandEqualsToken */: return 47 /* AmpersandToken */; - case 68 /* BarEqualsToken */: return 48 /* BarToken */; - case 69 /* CaretEqualsToken */: return 49 /* CaretToken */; - } + /** + * Indicates whether the provided block supports `break` statements with labels. + * + * @param block A code block. + */ + function supportsLabeledBreakOrContinue(block) { + return block.kind === 4 /* Labeled */; } /** - * Visits a right-associative binary expression containing `yield`. + * Indicates whether the provided block supports `continue` statements. * - * @param node The node to visit. + * @param block A code block. */ - function visitRightAssociativeBinaryExpression(node) { - var left = node.left, right = node.right; - if (containsYield(right)) { - var target = void 0; - switch (left.kind) { - case 177 /* PropertyAccessExpression */: - // [source] - // a.b = yield; - // - // [intermediate] - // .local _a - // _a = a; - // .yield resumeLabel - // .mark resumeLabel - // _a.b = %sent%; - target = ts.updatePropertyAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), left.name); - break; - case 178 /* ElementAccessExpression */: - // [source] - // a[b] = yield; - // - // [intermediate] - // .local _a, _b - // _a = a; - // _b = b; - // .yield resumeLabel - // .mark resumeLabel - // _a[_b] = %sent%; - target = ts.updateElementAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), cacheExpression(ts.visitNode(left.argumentExpression, visitor, ts.isExpression))); - break; - default: - target = ts.visitNode(left, visitor, ts.isExpression); - break; - } - var operator = node.operatorToken.kind; - if (isCompoundAssignment(operator)) { - return ts.createBinary(target, 57 /* EqualsToken */, ts.createBinary(cacheExpression(target), getOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression), node), node); + function supportsUnlabeledContinue(block) { + return block.kind === 3 /* Loop */; + } + function hasImmediateContainingLabeledBlock(labelText, start) { + for (var j = start; j >= 0; j--) { + var containingBlock = blockStack[j]; + if (supportsLabeledBreakOrContinue(containingBlock)) { + if (containingBlock.labelText === labelText) { + return true; + } } else { - return ts.updateBinary(node, target, ts.visitNode(right, visitor, ts.isExpression)); + break; } } - return ts.visitEachChild(node, visitor, context); + return false; } - function visitLeftAssociativeBinaryExpression(node) { - if (containsYield(node.right)) { - if (ts.isLogicalOperator(node.operatorToken.kind)) { - return visitLogicalBinaryExpression(node); + /** + * Finds the label that is the target for a `break` statement. + * + * @param labelText An optional name of a containing labeled statement. + */ + function findBreakTarget(labelText) { + if (blockStack) { + if (labelText) { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsLabeledBreakOrContinue(block) && block.labelText === labelText) { + return block.breakLabel; + } + else if (supportsUnlabeledBreak(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { + return block.breakLabel; + } + } } - else if (node.operatorToken.kind === 25 /* CommaToken */) { - return visitCommaExpression(node); + else { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsUnlabeledBreak(block)) { + return block.breakLabel; + } + } } - // [source] - // a() + (yield) + c() - // - // [intermediate] - // .local _a - // _a = a(); - // .yield resumeLabel - // _a + %sent% + c() - var clone_4 = ts.getMutableClone(node); - clone_4.left = cacheExpression(ts.visitNode(node.left, visitor, ts.isExpression)); - clone_4.right = ts.visitNode(node.right, visitor, ts.isExpression); - return clone_4; } - return ts.visitEachChild(node, visitor, context); + return 0; } /** - * Visits a logical binary expression containing `yield`. + * Finds the label that is the target for a `continue` statement. * - * @param node A node to visit. + * @param labelText An optional name of a containing labeled statement. */ - function visitLogicalBinaryExpression(node) { - // Logical binary expressions (`&&` and `||`) are shortcutting expressions and need - // to be transformed as such: - // - // [source] - // x = a() && yield; - // - // [intermediate] - // .local _a - // _a = a(); - // .brfalse resultLabel, (_a) - // .yield resumeLabel - // .mark resumeLabel - // _a = %sent%; - // .mark resultLabel - // x = _a; - // - // [source] - // x = a() || yield; - // - // [intermediate] - // .local _a - // _a = a(); - // .brtrue resultLabel, (_a) - // .yield resumeLabel - // .mark resumeLabel - // _a = %sent%; - // .mark resultLabel - // x = _a; - var resultLabel = defineLabel(); - var resultLocal = declareLocal(); - emitAssignment(resultLocal, ts.visitNode(node.left, visitor, ts.isExpression), /*location*/ node.left); - if (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */) { - // Logical `&&` shortcuts when the left-hand operand is falsey. - emitBreakWhenFalse(resultLabel, resultLocal, /*location*/ node.left); - } - else { - // Logical `||` shortcuts when the left-hand operand is truthy. - emitBreakWhenTrue(resultLabel, resultLocal, /*location*/ node.left); + function findContinueTarget(labelText) { + if (blockStack) { + if (labelText) { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsUnlabeledContinue(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { + return block.continueLabel; + } + } + } + else { + for (var i = blockStack.length - 1; i >= 0; i--) { + var block = blockStack[i]; + if (supportsUnlabeledContinue(block)) { + return block.continueLabel; + } + } + } } - emitAssignment(resultLocal, ts.visitNode(node.right, visitor, ts.isExpression), /*location*/ node.right); - markLabel(resultLabel); - return resultLocal; + return 0; } /** - * Visits a comma expression containing `yield`. + * Creates an expression that can be used to indicate the value for a label. * - * @param node The node to visit. + * @param label A label. */ - function visitCommaExpression(node) { - // [source] - // x = a(), yield, b(); - // - // [intermediate] - // a(); - // .yield resumeLabel - // .mark resumeLabel - // x = %sent%, b(); - var pendingExpressions = []; - visit(node.left); - visit(node.right); - return ts.inlineExpressions(pendingExpressions); - function visit(node) { - if (ts.isBinaryExpression(node) && node.operatorToken.kind === 25 /* CommaToken */) { - visit(node.left); - visit(node.right); + function createLabel(label) { + if (label > 0) { + if (labelExpressions === undefined) { + labelExpressions = []; + } + var expression = ts.createLiteral(-1); + if (labelExpressions[label] === undefined) { + labelExpressions[label] = [expression]; } else { - if (containsYield(node) && pendingExpressions.length > 0) { - emitWorker(1 /* Statement */, [ts.createStatement(ts.inlineExpressions(pendingExpressions))]); - pendingExpressions = []; - } - pendingExpressions.push(ts.visitNode(node, visitor, ts.isExpression)); + labelExpressions[label].push(expression); } + return expression; } + return ts.createOmittedExpression(); } /** - * Visits a conditional expression containing `yield`. - * - * @param node The node to visit. + * Creates a numeric literal for the provided instruction. */ - function visitConditionalExpression(node) { - // [source] - // x = a() ? yield : b(); - // - // [intermediate] - // .local _a - // .brfalse whenFalseLabel, (a()) - // .yield resumeLabel - // .mark resumeLabel - // _a = %sent%; - // .br resultLabel - // .mark whenFalseLabel - // _a = b(); - // .mark resultLabel - // x = _a; - // We only need to perform a specific transformation if a `yield` expression exists - // in either the `whenTrue` or `whenFalse` branches. - // A `yield` in the condition will be handled by the normal visitor. - if (containsYield(node.whenTrue) || containsYield(node.whenFalse)) { - var whenFalseLabel = defineLabel(); - var resultLabel = defineLabel(); - var resultLocal = declareLocal(); - emitBreakWhenFalse(whenFalseLabel, ts.visitNode(node.condition, visitor, ts.isExpression), /*location*/ node.condition); - emitAssignment(resultLocal, ts.visitNode(node.whenTrue, visitor, ts.isExpression), /*location*/ node.whenTrue); - emitBreak(resultLabel); - markLabel(whenFalseLabel); - emitAssignment(resultLocal, ts.visitNode(node.whenFalse, visitor, ts.isExpression), /*location*/ node.whenFalse); - markLabel(resultLabel); - return resultLocal; - } - return ts.visitEachChild(node, visitor, context); + function createInstruction(instruction) { + var literal = ts.createLiteral(instruction); + ts.addSyntheticTrailingComment(literal, 3 /* MultiLineCommentTrivia */, getInstructionName(instruction)); + return literal; } /** - * Visits a `yield` expression. + * Creates a statement that can be used indicate a Break operation to the provided label. * - * @param node The node to visit. + * @param label A label. + * @param location An optional source map location for the statement. */ - function visitYieldExpression(node) { - // [source] - // x = yield a(); - // - // [intermediate] - // .yield resumeLabel, (a()) - // .mark resumeLabel - // x = %sent%; - // NOTE: we are explicitly not handling YieldStar at this time. - var resumeLabel = defineLabel(); - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - if (node.asteriskToken) { - emitYieldStar(expression, /*location*/ node); - } - else { - emitYield(expression, /*location*/ node); - } - markLabel(resumeLabel); - return createGeneratorResume(/*location*/ node); + function createInlineBreak(label, location) { + ts.Debug.assertLessThan(0, label, "Invalid label"); + return ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ + createInstruction(3 /* Break */), + createLabel(label) + ])), location); } /** - * Visits an ArrayLiteralExpression that contains a YieldExpression. + * Creates a statement that can be used indicate a Return operation. * - * @param node The node to visit. + * @param expression The expression for the return statement. + * @param location An optional source map location for the statement. */ - function visitArrayLiteralExpression(node) { - return visitElements(node.elements, /*leadingElement*/ undefined, /*location*/ undefined, node.multiLine); + function createInlineReturn(expression, location) { + return ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression + ? [createInstruction(2 /* Return */), expression] + : [createInstruction(2 /* Return */)])), location); } /** - * Visits an array of expressions containing one or more YieldExpression nodes - * and returns an expression for the resulting value. + * Creates an expression that can be used to resume from a Yield operation. + */ + function createGeneratorResume(location) { + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(state, "sent"), + /*typeArguments*/ undefined, []), location); + } + /** + * Emits an empty instruction. + */ + function emitNop() { + emitWorker(0 /* Nop */); + } + /** + * Emits a Statement. * - * @param elements The elements to visit. - * @param multiLine Whether array literals created should be emitted on multiple lines. + * @param node A statement. */ - function visitElements(elements, leadingElement, location, multiLine) { - // [source] - // ar = [1, yield, 2]; - // - // [intermediate] - // .local _a - // _a = [1]; - // .yield resumeLabel - // .mark resumeLabel - // ar = _a.concat([%sent%, 2]); - var numInitialElements = countInitialNodesWithoutYield(elements); - var temp = declareLocal(); - var hasAssignedTemp = false; - if (numInitialElements > 0) { - var initialElements = ts.visitNodes(elements, visitor, ts.isExpression, 0, numInitialElements); - emitAssignment(temp, ts.createArrayLiteral(leadingElement - ? [leadingElement].concat(initialElements) : initialElements)); - leadingElement = undefined; - hasAssignedTemp = true; - } - var expressions = ts.reduceLeft(elements, reduceElement, [], numInitialElements); - return hasAssignedTemp - ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, /*location*/ undefined, multiLine)]) - : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, location, multiLine); - function reduceElement(expressions, element) { - if (containsYield(element) && expressions.length > 0) { - emitAssignment(temp, hasAssignedTemp - ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, /*location*/ undefined, multiLine)]) - : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, - /*location*/ undefined, multiLine)); - hasAssignedTemp = true; - leadingElement = undefined; - expressions = []; - } - expressions.push(ts.visitNode(element, visitor, ts.isExpression)); - return expressions; + function emitStatement(node) { + if (node) { + emitWorker(1 /* Statement */, [node]); } - } - function visitObjectLiteralExpression(node) { - // [source] - // o = { - // a: 1, - // b: yield, - // c: 2 - // }; - // - // [intermediate] - // .local _a - // _a = { - // a: 1 - // }; - // .yield resumeLabel - // .mark resumeLabel - // o = (_a.b = %sent%, - // _a.c = 2, - // _a); - var properties = node.properties; - var multiLine = node.multiLine; - var numInitialProperties = countInitialNodesWithoutYield(properties); - var temp = declareLocal(); - emitAssignment(temp, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), - /*location*/ undefined, multiLine)); - var expressions = ts.reduceLeft(properties, reduceProperty, [], numInitialProperties); - expressions.push(multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); - return ts.inlineExpressions(expressions); - function reduceProperty(expressions, property) { - if (containsYield(property) && expressions.length > 0) { - emitStatement(ts.createStatement(ts.inlineExpressions(expressions))); - expressions = []; - } - var expression = ts.createExpressionForObjectLiteralElementLike(node, property, temp); - var visited = ts.visitNode(expression, visitor, ts.isExpression); - if (visited) { - if (multiLine) { - visited.startsOnNewLine = true; - } - expressions.push(visited); - } - return expressions; + else { + emitNop(); } } /** - * Visits an ElementAccessExpression that contains a YieldExpression. + * Emits an Assignment operation. * - * @param node The node to visit. + * @param left The left-hand side of the assignment. + * @param right The right-hand side of the assignment. + * @param location An optional source map location for the assignment. */ - function visitElementAccessExpression(node) { - if (containsYield(node.argumentExpression)) { - // [source] - // a = x[yield]; - // - // [intermediate] - // .local _a - // _a = x; - // .yield resumeLabel - // .mark resumeLabel - // a = _a[%sent%] - var clone_5 = ts.getMutableClone(node); - clone_5.expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)); - clone_5.argumentExpression = ts.visitNode(node.argumentExpression, visitor, ts.isExpression); - return clone_5; - } - return ts.visitEachChild(node, visitor, context); + function emitAssignment(left, right, location) { + emitWorker(2 /* Assign */, [left, right], location); } - function visitCallExpression(node) { - if (ts.forEach(node.arguments, containsYield)) { - // [source] - // a.b(1, yield, 2); - // - // [intermediate] - // .local _a, _b, _c - // _b = (_a = a).b; - // _c = [1]; - // .yield resumeLabel - // .mark resumeLabel - // _b.apply(_a, _c.concat([%sent%, 2])); - var _a = ts.createCallBinding(node.expression, hoistVariableDeclaration, languageVersion, /*cacheIdentifiers*/ true), target = _a.target, thisArg = _a.thisArg; - return ts.setOriginalNode(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isLeftHandSideExpression)), thisArg, visitElements(node.arguments), - /*location*/ node), node); - } - return ts.visitEachChild(node, visitor, context); + /** + * Emits a Break operation to the specified label. + * + * @param label A label. + * @param location An optional source map location for the assignment. + */ + function emitBreak(label, location) { + emitWorker(3 /* Break */, [label], location); } - function visitNewExpression(node) { - if (ts.forEach(node.arguments, containsYield)) { - // [source] - // new a.b(1, yield, 2); - // - // [intermediate] - // .local _a, _b, _c - // _b = (_a = a.b).bind; - // _c = [1]; - // .yield resumeLabel - // .mark resumeLabel - // new (_b.apply(_a, _c.concat([%sent%, 2]))); - var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - return ts.setOriginalNode(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, - /*leadingElement*/ ts.createVoidZero())), - /*typeArguments*/ undefined, [], - /*location*/ node), node); - } - return ts.visitEachChild(node, visitor, context); + /** + * Emits a Break operation to the specified label when a condition evaluates to a truthy + * value at runtime. + * + * @param label A label. + * @param condition The condition. + * @param location An optional source map location for the assignment. + */ + function emitBreakWhenTrue(label, condition, location) { + emitWorker(4 /* BreakWhenTrue */, [label, condition], location); } - function transformAndEmitStatements(statements, start) { - if (start === void 0) { start = 0; } - var numStatements = statements.length; - for (var i = start; i < numStatements; i++) { - transformAndEmitStatement(statements[i]); - } + /** + * Emits a Break to the specified label when a condition evaluates to a falsey value at + * runtime. + * + * @param label A label. + * @param condition The condition. + * @param location An optional source map location for the assignment. + */ + function emitBreakWhenFalse(label, condition, location) { + emitWorker(5 /* BreakWhenFalse */, [label, condition], location); } - function transformAndEmitEmbeddedStatement(node) { - if (ts.isBlock(node)) { - transformAndEmitStatements(node.statements); - } - else { - transformAndEmitStatement(node); - } + /** + * Emits a YieldStar operation for the provided expression. + * + * @param expression An optional value for the yield operation. + * @param location An optional source map location for the assignment. + */ + function emitYieldStar(expression, location) { + emitWorker(7 /* YieldStar */, [expression], location); } - function transformAndEmitStatement(node) { - var savedInStatementContainingYield = inStatementContainingYield; - if (!inStatementContainingYield) { - inStatementContainingYield = containsYield(node); - } - transformAndEmitStatementWorker(node); - inStatementContainingYield = savedInStatementContainingYield; + /** + * Emits a Yield operation for the provided expression. + * + * @param expression An optional value for the yield operation. + * @param location An optional source map location for the assignment. + */ + function emitYield(expression, location) { + emitWorker(6 /* Yield */, [expression], location); } - function transformAndEmitStatementWorker(node) { - switch (node.kind) { - case 204 /* Block */: - return transformAndEmitBlock(node); - case 207 /* ExpressionStatement */: - return transformAndEmitExpressionStatement(node); - case 208 /* IfStatement */: - return transformAndEmitIfStatement(node); - case 209 /* DoStatement */: - return transformAndEmitDoStatement(node); - case 210 /* WhileStatement */: - return transformAndEmitWhileStatement(node); - case 211 /* ForStatement */: - return transformAndEmitForStatement(node); - case 212 /* ForInStatement */: - return transformAndEmitForInStatement(node); - case 214 /* ContinueStatement */: - return transformAndEmitContinueStatement(node); - case 215 /* BreakStatement */: - return transformAndEmitBreakStatement(node); - case 216 /* ReturnStatement */: - return transformAndEmitReturnStatement(node); - case 217 /* WithStatement */: - return transformAndEmitWithStatement(node); - case 218 /* SwitchStatement */: - return transformAndEmitSwitchStatement(node); - case 219 /* LabeledStatement */: - return transformAndEmitLabeledStatement(node); - case 220 /* ThrowStatement */: - return transformAndEmitThrowStatement(node); - case 221 /* TryStatement */: - return transformAndEmitTryStatement(node); - default: - return emitStatement(ts.visitNode(node, visitor, ts.isStatement, /*optional*/ true)); - } + /** + * Emits a Return operation for the provided expression. + * + * @param expression An optional value for the operation. + * @param location An optional source map location for the assignment. + */ + function emitReturn(expression, location) { + emitWorker(8 /* Return */, [expression], location); } - function transformAndEmitBlock(node) { - if (containsYield(node)) { - transformAndEmitStatements(node.statements); - } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); - } + /** + * Emits a Throw operation for the provided expression. + * + * @param expression A value for the operation. + * @param location An optional source map location for the assignment. + */ + function emitThrow(expression, location) { + emitWorker(9 /* Throw */, [expression], location); } - function transformAndEmitExpressionStatement(node) { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + /** + * Emits an Endfinally operation. This is used to handle `finally` block semantics. + */ + function emitEndfinally() { + emitWorker(10 /* Endfinally */); } - function transformAndEmitVariableDeclarationList(node) { - for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - var name_37 = ts.getSynthesizedClone(variable.name); - ts.setCommentRange(name_37, variable.name); - hoistVariableDeclaration(name_37); + /** + * Emits an operation. + * + * @param code The OpCode for the operation. + * @param args The optional arguments for the operation. + */ + function emitWorker(code, args, location) { + if (operations === undefined) { + operations = []; + operationArguments = []; + operationLocations = []; } - var variables = ts.getInitializedVariables(node); - var numVariables = variables.length; - var variablesWritten = 0; - var pendingExpressions = []; - while (variablesWritten < numVariables) { - for (var i = variablesWritten; i < numVariables; i++) { - var variable = variables[i]; - if (containsYield(variable.initializer) && pendingExpressions.length > 0) { - break; - } - pendingExpressions.push(transformInitializedVariable(variable)); - } - if (pendingExpressions.length) { - emitStatement(ts.createStatement(ts.inlineExpressions(pendingExpressions))); - variablesWritten += pendingExpressions.length; - pendingExpressions = []; - } + if (labelOffsets === undefined) { + // mark entry point + markLabel(defineLabel()); } - return undefined; + var operationIndex = operations.length; + operations[operationIndex] = code; + operationArguments[operationIndex] = args; + operationLocations[operationIndex] = location; } - function transformInitializedVariable(node) { - return ts.createAssignment(ts.getSynthesizedClone(node.name), ts.visitNode(node.initializer, visitor, ts.isExpression)); + /** + * Builds the generator function body. + */ + function build() { + blockIndex = 0; + labelNumber = 0; + labelNumbers = undefined; + lastOperationWasAbrupt = false; + lastOperationWasCompletion = false; + clauses = undefined; + statements = undefined; + exceptionBlockStack = undefined; + currentExceptionBlock = undefined; + withBlockStack = undefined; + var buildResult = buildStatements(); + return createGeneratorHelper(context, ts.setEmitFlags(ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, state)], + /*type*/ undefined, ts.createBlock(buildResult, + /*multiLine*/ buildResult.length > 0)), 524288 /* ReuseTempVariableScope */)); } - function transformAndEmitIfStatement(node) { - if (containsYield(node)) { - // [source] - // if (x) - // /*thenStatement*/ - // else - // /*elseStatement*/ - // - // [intermediate] - // .brfalse elseLabel, (x) - // /*thenStatement*/ - // .br endLabel - // .mark elseLabel - // /*elseStatement*/ - // .mark endLabel - if (containsYield(node.thenStatement) || containsYield(node.elseStatement)) { - var endLabel = defineLabel(); - var elseLabel = node.elseStatement ? defineLabel() : undefined; - emitBreakWhenFalse(node.elseStatement ? elseLabel : endLabel, ts.visitNode(node.expression, visitor, ts.isExpression), /*location*/ node.expression); - transformAndEmitEmbeddedStatement(node.thenStatement); - if (node.elseStatement) { - emitBreak(endLabel); - markLabel(elseLabel); - transformAndEmitEmbeddedStatement(node.elseStatement); - } - markLabel(endLabel); - } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + /** + * Builds the statements for the generator function body. + */ + function buildStatements() { + if (operations) { + for (var operationIndex = 0; operationIndex < operations.length; operationIndex++) { + writeOperation(operationIndex); } + flushFinalLabel(operations.length); } else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + flushFinalLabel(0); } - } - function transformAndEmitDoStatement(node) { - if (containsYield(node)) { - // [source] - // do { - // /*body*/ - // } - // while (i < 10); - // - // [intermediate] - // .loop conditionLabel, endLabel - // .mark loopLabel - // /*body*/ - // .mark conditionLabel - // .brtrue loopLabel, (i < 10) - // .endloop - // .mark endLabel - var conditionLabel = defineLabel(); - var loopLabel = defineLabel(); - beginLoopBlock(/*continueLabel*/ conditionLabel); - markLabel(loopLabel); - transformAndEmitEmbeddedStatement(node.statement); - markLabel(conditionLabel); - emitBreakWhenTrue(loopLabel, ts.visitNode(node.expression, visitor, ts.isExpression)); - endLoopBlock(); + if (clauses) { + var labelExpression = ts.createPropertyAccess(state, "label"); + var switchStatement = ts.createSwitch(labelExpression, ts.createCaseBlock(clauses)); + switchStatement.startsOnNewLine = true; + return [switchStatement]; } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + if (statements) { + return statements; } + return []; } - function visitDoStatement(node) { - if (inStatementContainingYield) { - beginScriptLoopBlock(); - node = ts.visitEachChild(node, visitor, context); - endLoopBlock(); - return node; - } - else { - return ts.visitEachChild(node, visitor, context); + /** + * Flush the current label and advance to a new label. + */ + function flushLabel() { + if (!statements) { + return; } + appendLabel(/*markLabelEnd*/ !lastOperationWasAbrupt); + lastOperationWasAbrupt = false; + lastOperationWasCompletion = false; + labelNumber++; } - function transformAndEmitWhileStatement(node) { - if (containsYield(node)) { - // [source] - // while (i < 10) { - // /*body*/ - // } - // - // [intermediate] - // .loop loopLabel, endLabel - // .mark loopLabel - // .brfalse endLabel, (i < 10) - // /*body*/ - // .br loopLabel - // .endloop - // .mark endLabel - var loopLabel = defineLabel(); - var endLabel = beginLoopBlock(loopLabel); - markLabel(loopLabel); - emitBreakWhenFalse(endLabel, ts.visitNode(node.expression, visitor, ts.isExpression)); - transformAndEmitEmbeddedStatement(node.statement); - emitBreak(loopLabel); - endLoopBlock(); + /** + * Flush the final label of the generator function body. + */ + function flushFinalLabel(operationIndex) { + if (isFinalLabelReachable(operationIndex)) { + tryEnterLabel(operationIndex); + withBlockStack = undefined; + writeReturn(/*expression*/ undefined, /*operationLocation*/ undefined); } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + if (statements && clauses) { + appendLabel(/*markLabelEnd*/ false); } + updateLabelExpressions(); } - function visitWhileStatement(node) { - if (inStatementContainingYield) { - beginScriptLoopBlock(); - node = ts.visitEachChild(node, visitor, context); - endLoopBlock(); - return node; + /** + * Tests whether the final label of the generator function body + * is reachable by user code. + */ + function isFinalLabelReachable(operationIndex) { + // if the last operation was *not* a completion (return/throw) then + // the final label is reachable. + if (!lastOperationWasCompletion) { + return true; } - else { - return ts.visitEachChild(node, visitor, context); + // if there are no labels defined or referenced, then the final label is + // not reachable. + if (!labelOffsets || !labelExpressions) { + return false; + } + // if the label for this offset is referenced, then the final label + // is reachable. + for (var label = 0; label < labelOffsets.length; label++) { + if (labelOffsets[label] === operationIndex && labelExpressions[label]) { + return true; + } } + return false; } - function transformAndEmitForStatement(node) { - if (containsYield(node)) { - // [source] - // for (var i = 0; i < 10; i++) { - // /*body*/ - // } - // - // [intermediate] - // .local i - // i = 0; - // .loop incrementLabel, endLoopLabel - // .mark conditionLabel - // .brfalse endLoopLabel, (i < 10) - // /*body*/ - // .mark incrementLabel - // i++; - // .br conditionLabel - // .endloop - // .mark endLoopLabel - var conditionLabel = defineLabel(); - var incrementLabel = defineLabel(); - var endLabel = beginLoopBlock(incrementLabel); - if (node.initializer) { - var initializer = node.initializer; - if (ts.isVariableDeclarationList(initializer)) { - transformAndEmitVariableDeclarationList(initializer); - } - else { - emitStatement(ts.createStatement(ts.visitNode(initializer, visitor, ts.isExpression), - /*location*/ initializer)); + /** + * Appends a case clause for the last label and sets the new label. + * + * @param markLabelEnd Indicates that the transition between labels was a fall-through + * from a previous case clause and the change in labels should be + * reflected on the `state` object. + */ + function appendLabel(markLabelEnd) { + if (!clauses) { + clauses = []; + } + if (statements) { + if (withBlockStack) { + // The previous label was nested inside one or more `with` blocks, so we + // surround the statements in generated `with` blocks to create the same environment. + for (var i = withBlockStack.length - 1; i >= 0; i--) { + var withBlock = withBlockStack[i]; + statements = [ts.createWith(withBlock.expression, ts.createBlock(statements))]; } } - markLabel(conditionLabel); - if (node.condition) { - emitBreakWhenFalse(endLabel, ts.visitNode(node.condition, visitor, ts.isExpression)); + if (currentExceptionBlock) { + // The previous label was nested inside of an exception block, so we must + // indicate entry into a protected region by pushing the label numbers + // for each block in the protected region. + var startLabel = currentExceptionBlock.startLabel, catchLabel = currentExceptionBlock.catchLabel, finallyLabel = currentExceptionBlock.finallyLabel, endLabel = currentExceptionBlock.endLabel; + statements.unshift(ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createPropertyAccess(state, "trys"), "push"), + /*typeArguments*/ undefined, [ + ts.createArrayLiteral([ + createLabel(startLabel), + createLabel(catchLabel), + createLabel(finallyLabel), + createLabel(endLabel) + ]) + ]))); + currentExceptionBlock = undefined; } - transformAndEmitEmbeddedStatement(node.statement); - markLabel(incrementLabel); - if (node.incrementor) { - emitStatement(ts.createStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression), - /*location*/ node.incrementor)); + if (markLabelEnd) { + // The case clause for the last label falls through to this label, so we + // add an assignment statement to reflect the change in labels. + statements.push(ts.createStatement(ts.createAssignment(ts.createPropertyAccess(state, "label"), ts.createLiteral(labelNumber + 1)))); } - emitBreak(conditionLabel); - endLoopBlock(); - } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } + clauses.push(ts.createCaseClause(ts.createLiteral(labelNumber), statements || [])); + statements = undefined; } - function visitForStatement(node) { - if (inStatementContainingYield) { - beginScriptLoopBlock(); + /** + * Tries to enter into a new label at the current operation index. + */ + function tryEnterLabel(operationIndex) { + if (!labelOffsets) { + return; } - var initializer = node.initializer; - if (ts.isVariableDeclarationList(initializer)) { - for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - hoistVariableDeclaration(variable.name); + for (var label = 0; label < labelOffsets.length; label++) { + if (labelOffsets[label] === operationIndex) { + flushLabel(); + if (labelNumbers === undefined) { + labelNumbers = []; + } + if (labelNumbers[labelNumber] === undefined) { + labelNumbers[labelNumber] = [label]; + } + else { + labelNumbers[labelNumber].push(label); + } } - var variables = ts.getInitializedVariables(initializer); - node = ts.updateFor(node, variables.length > 0 - ? ts.inlineExpressions(ts.map(variables, transformInitializedVariable)) - : undefined, ts.visitNode(node.condition, visitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.incrementor, visitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - } - else { - node = ts.visitEachChild(node, visitor, context); - } - if (inStatementContainingYield) { - endLoopBlock(); } - return node; } - function transformAndEmitForInStatement(node) { - // TODO(rbuckton): Source map locations - if (containsYield(node)) { - // [source] - // for (var p in o) { - // /*body*/ - // } - // - // [intermediate] - // .local _a, _b, _i - // _a = []; - // for (_b in o) _a.push(_b); - // _i = 0; - // .loop incrementLabel, endLoopLabel - // .mark conditionLabel - // .brfalse endLoopLabel, (_i < _a.length) - // p = _a[_i]; - // /*body*/ - // .mark incrementLabel - // _b++; - // .br conditionLabel - // .endloop - // .mark endLoopLabel - var keysArray = declareLocal(); // _a - var key = declareLocal(); // _b - var keysIndex = ts.createLoopVariable(); // _i - var initializer = node.initializer; - hoistVariableDeclaration(keysIndex); - emitAssignment(keysArray, ts.createArrayLiteral()); - emitStatement(ts.createForIn(key, ts.visitNode(node.expression, visitor, ts.isExpression), ts.createStatement(ts.createCall(ts.createPropertyAccess(keysArray, "push"), - /*typeArguments*/ undefined, [key])))); - emitAssignment(keysIndex, ts.createLiteral(0)); - var conditionLabel = defineLabel(); - var incrementLabel = defineLabel(); - var endLabel = beginLoopBlock(incrementLabel); - markLabel(conditionLabel); - emitBreakWhenFalse(endLabel, ts.createLessThan(keysIndex, ts.createPropertyAccess(keysArray, "length"))); - var variable = void 0; - if (ts.isVariableDeclarationList(initializer)) { - for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { - var variable_1 = _a[_i]; - hoistVariableDeclaration(variable_1.name); + /** + * Updates literal expressions for labels with actual label numbers. + */ + function updateLabelExpressions() { + if (labelExpressions !== undefined && labelNumbers !== undefined) { + for (var labelNumber_1 = 0; labelNumber_1 < labelNumbers.length; labelNumber_1++) { + var labels = labelNumbers[labelNumber_1]; + if (labels !== undefined) { + for (var _i = 0, labels_1 = labels; _i < labels_1.length; _i++) { + var label = labels_1[_i]; + var expressions = labelExpressions[label]; + if (expressions !== undefined) { + for (var _a = 0, expressions_1 = expressions; _a < expressions_1.length; _a++) { + var expression = expressions_1[_a]; + expression.text = String(labelNumber_1); + } + } + } } - variable = ts.getSynthesizedClone(initializer.declarations[0].name); } - else { - variable = ts.visitNode(initializer, visitor, ts.isExpression); - ts.Debug.assert(ts.isLeftHandSideExpression(variable)); + } + } + /** + * Tries to enter or leave a code block. + */ + function tryEnterOrLeaveBlock(operationIndex) { + if (blocks) { + for (; blockIndex < blockActions.length && blockOffsets[blockIndex] <= operationIndex; blockIndex++) { + var block = blocks[blockIndex]; + var blockAction = blockActions[blockIndex]; + switch (block.kind) { + case 0 /* Exception */: + if (blockAction === 0 /* Open */) { + if (!exceptionBlockStack) { + exceptionBlockStack = []; + } + if (!statements) { + statements = []; + } + exceptionBlockStack.push(currentExceptionBlock); + currentExceptionBlock = block; + } + else if (blockAction === 1 /* Close */) { + currentExceptionBlock = exceptionBlockStack.pop(); + } + break; + case 1 /* With */: + if (blockAction === 0 /* Open */) { + if (!withBlockStack) { + withBlockStack = []; + } + withBlockStack.push(block); + } + else if (blockAction === 1 /* Close */) { + withBlockStack.pop(); + } + break; + } } - emitAssignment(variable, ts.createElementAccess(keysArray, keysIndex)); - transformAndEmitEmbeddedStatement(node.statement); - markLabel(incrementLabel); - emitStatement(ts.createStatement(ts.createPostfixIncrement(keysIndex))); - emitBreak(conditionLabel); - endLoopBlock(); } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + } + /** + * Writes an operation as a statement to the current label's statement list. + * + * @param operation The OpCode of the operation + */ + function writeOperation(operationIndex) { + tryEnterLabel(operationIndex); + tryEnterOrLeaveBlock(operationIndex); + // early termination, nothing else to process in this label + if (lastOperationWasAbrupt) { + return; } - } - function visitForInStatement(node) { - // [source] - // for (var x in a) { - // /*body*/ - // } - // - // [intermediate] - // .local x - // .loop - // for (x in a) { - // /*body*/ - // } - // .endloop - if (inStatementContainingYield) { - beginScriptLoopBlock(); + lastOperationWasAbrupt = false; + lastOperationWasCompletion = false; + var opcode = operations[operationIndex]; + if (opcode === 0 /* Nop */) { + return; } - var initializer = node.initializer; - if (ts.isVariableDeclarationList(initializer)) { - for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - hoistVariableDeclaration(variable.name); - } - node = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + else if (opcode === 10 /* Endfinally */) { + return writeEndfinally(); } - else { - node = ts.visitEachChild(node, visitor, context); + var args = operationArguments[operationIndex]; + if (opcode === 1 /* Statement */) { + return writeStatement(args[0]); } - if (inStatementContainingYield) { - endLoopBlock(); + var location = operationLocations[operationIndex]; + switch (opcode) { + case 2 /* Assign */: + return writeAssign(args[0], args[1], location); + case 3 /* Break */: + return writeBreak(args[0], location); + case 4 /* BreakWhenTrue */: + return writeBreakWhenTrue(args[0], args[1], location); + case 5 /* BreakWhenFalse */: + return writeBreakWhenFalse(args[0], args[1], location); + case 6 /* Yield */: + return writeYield(args[0], location); + case 7 /* YieldStar */: + return writeYieldStar(args[0], location); + case 8 /* Return */: + return writeReturn(args[0], location); + case 9 /* Throw */: + return writeThrow(args[0], location); } - return node; - } - function transformAndEmitContinueStatement(node) { - var label = findContinueTarget(node.label ? node.label.text : undefined); - ts.Debug.assert(label > 0, "Expected continue statment to point to a valid Label."); - emitBreak(label, /*location*/ node); } - function visitContinueStatement(node) { - if (inStatementContainingYield) { - var label = findContinueTarget(node.label && node.label.text); - if (label > 0) { - return createInlineBreak(label, /*location*/ node); + /** + * Writes a statement to the current label's statement list. + * + * @param statement A statement to write. + */ + function writeStatement(statement) { + if (statement) { + if (!statements) { + statements = [statement]; + } + else { + statements.push(statement); } } - return ts.visitEachChild(node, visitor, context); } - function transformAndEmitBreakStatement(node) { - var label = findBreakTarget(node.label ? node.label.text : undefined); - ts.Debug.assert(label > 0, "Expected break statment to point to a valid Label."); - emitBreak(label, /*location*/ node); + /** + * Writes an Assign operation to the current label's statement list. + * + * @param left The left-hand side of the assignment. + * @param right The right-hand side of the assignment. + * @param operationLocation The source map location for the operation. + */ + function writeAssign(left, right, operationLocation) { + writeStatement(ts.setTextRange(ts.createStatement(ts.createAssignment(left, right)), operationLocation)); } - function visitBreakStatement(node) { - if (inStatementContainingYield) { - var label = findBreakTarget(node.label && node.label.text); - if (label > 0) { - return createInlineBreak(label, /*location*/ node); - } + /** + * Writes a Throw operation to the current label's statement list. + * + * @param expression The value to throw. + * @param operationLocation The source map location for the operation. + */ + function writeThrow(expression, operationLocation) { + lastOperationWasAbrupt = true; + lastOperationWasCompletion = true; + writeStatement(ts.setTextRange(ts.createThrow(expression), operationLocation)); + } + /** + * Writes a Return operation to the current label's statement list. + * + * @param expression The value to return. + * @param operationLocation The source map location for the operation. + */ + function writeReturn(expression, operationLocation) { + lastOperationWasAbrupt = true; + lastOperationWasCompletion = true; + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression + ? [createInstruction(2 /* Return */), expression] + : [createInstruction(2 /* Return */)])), operationLocation), 384 /* NoTokenSourceMaps */)); + } + /** + * Writes a Break operation to the current label's statement list. + * + * @param label The label for the Break. + * @param operationLocation The source map location for the operation. + */ + function writeBreak(label, operationLocation) { + lastOperationWasAbrupt = true; + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ + createInstruction(3 /* Break */), + createLabel(label) + ])), operationLocation), 384 /* NoTokenSourceMaps */)); + } + /** + * Writes a BreakWhenTrue operation to the current label's statement list. + * + * @param label The label for the Break. + * @param condition The condition for the Break. + * @param operationLocation The source map location for the operation. + */ + function writeBreakWhenTrue(label, condition, operationLocation) { + writeStatement(ts.setEmitFlags(ts.createIf(condition, ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ + createInstruction(3 /* Break */), + createLabel(label) + ])), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); + } + /** + * Writes a BreakWhenFalse operation to the current label's statement list. + * + * @param label The label for the Break. + * @param condition The condition for the Break. + * @param operationLocation The source map location for the operation. + */ + function writeBreakWhenFalse(label, condition, operationLocation) { + writeStatement(ts.setEmitFlags(ts.createIf(ts.createLogicalNot(condition), ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ + createInstruction(3 /* Break */), + createLabel(label) + ])), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); + } + /** + * Writes a Yield operation to the current label's statement list. + * + * @param expression The expression to yield. + * @param operationLocation The source map location for the operation. + */ + function writeYield(expression, operationLocation) { + lastOperationWasAbrupt = true; + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression + ? [createInstruction(4 /* Yield */), expression] + : [createInstruction(4 /* Yield */)])), operationLocation), 384 /* NoTokenSourceMaps */)); + } + /** + * Writes a YieldStar instruction to the current label's statement list. + * + * @param expression The expression to yield. + * @param operationLocation The source map location for the operation. + */ + function writeYieldStar(expression, operationLocation) { + lastOperationWasAbrupt = true; + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ + createInstruction(5 /* YieldStar */), + expression + ])), operationLocation), 384 /* NoTokenSourceMaps */)); + } + /** + * Writes an Endfinally instruction to the current label's statement list. + */ + function writeEndfinally() { + lastOperationWasAbrupt = true; + writeStatement(ts.createReturn(ts.createArrayLiteral([ + createInstruction(7 /* Endfinally */) + ]))); + } + } + ts.transformGenerators = transformGenerators; + function createGeneratorHelper(context, body) { + context.requestEmitHelper(generatorHelper); + return ts.createCall(ts.getHelperName("__generator"), + /*typeArguments*/ undefined, [ts.createThis(), body]); + } + // The __generator helper is used by down-level transformations to emulate the runtime + // semantics of an ES2015 generator function. When called, this helper returns an + // object that implements the Iterator protocol, in that it has `next`, `return`, and + // `throw` methods that step through the generator when invoked. + // + // parameters: + // thisArg The value to use as the `this` binding for the transformed generator body. + // body A function that acts as the transformed generator body. + // + // variables: + // _ Persistent state for the generator that is shared between the helper and the + // generator body. The state object has the following members: + // sent() - A method that returns or throws the current completion value. + // label - The next point at which to resume evaluation of the generator body. + // trys - A stack of protected regions (try/catch/finally blocks). + // ops - A stack of pending instructions when inside of a finally block. + // f A value indicating whether the generator is executing. + // y An iterator to delegate for a yield*. + // t A temporary variable that holds one of the following values (note that these + // cases do not overlap): + // - The completion value when resuming from a `yield` or `yield*`. + // - The error value for a catch block. + // - The current protected region (array of try/catch/finally/end labels). + // - The verb (`next`, `throw`, or `return` method) to delegate to the expression + // of a `yield*`. + // - The result of evaluating the verb delegated to the expression of a `yield*`. + // + // functions: + // verb(n) Creates a bound callback to the `step` function for opcode `n`. + // step(op) Evaluates opcodes in a generator body until execution is suspended or + // completed. + // + // The __generator helper understands a limited set of instructions: + // 0: next(value?) - Start or resume the generator with the specified value. + // 1: throw(error) - Resume the generator with an exception. If the generator is + // suspended inside of one or more protected regions, evaluates + // any intervening finally blocks between the current label and + // the nearest catch block or function boundary. If uncaught, the + // exception is thrown to the caller. + // 2: return(value?) - Resume the generator as if with a return. If the generator is + // suspended inside of one or more protected regions, evaluates any + // intervening finally blocks. + // 3: break(label) - Jump to the specified label. If the label is outside of the + // current protected region, evaluates any intervening finally + // blocks. + // 4: yield(value?) - Yield execution to the caller with an optional value. When + // resumed, the generator will continue at the next label. + // 5: yield*(value) - Delegates evaluation to the supplied iterator. When + // delegation completes, the generator will continue at the next + // label. + // 6: catch(error) - Handles an exception thrown from within the generator body. If + // the current label is inside of one or more protected regions, + // evaluates any intervening finally blocks between the current + // label and the nearest catch block or function boundary. If + // uncaught, the exception is thrown to the caller. + // 7: endfinally - Ends a finally block, resuming the last instruction prior to + // entering a finally block. + // + // For examples of how these are used, see the comments in ./transformers/generators.ts + var generatorHelper = { + name: "typescript:generator", + scoped: false, + priority: 6, + text: "\n var __generator = (this && this.__generator) || function (thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\n return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (_) try {\n if (f = 1, y && (t = y[op[0] & 2 ? \"return\" : op[0] ? \"throw\" : \"next\"]) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [0, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n };" + }; +})(ts || (ts = {})); +/// +/// +/// +/*@internal*/ +var ts; +(function (ts) { + function transformModule(context) { + function getTransformModuleDelegate(moduleKind) { + switch (moduleKind) { + case ts.ModuleKind.AMD: return transformAMDModule; + case ts.ModuleKind.UMD: return transformUMDModule; + default: return transformCommonJSModule; } - return ts.visitEachChild(node, visitor, context); } - function transformAndEmitReturnStatement(node) { - emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true), - /*location*/ node); + var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var compilerOptions = context.getCompilerOptions(); + var resolver = context.getEmitResolver(); + var host = context.getEmitHost(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var moduleKind = ts.getEmitModuleKind(compilerOptions); + var previousOnSubstituteNode = context.onSubstituteNode; + var previousOnEmitNode = context.onEmitNode; + context.onSubstituteNode = onSubstituteNode; + context.onEmitNode = onEmitNode; + context.enableSubstitution(71 /* Identifier */); // Substitutes expression identifiers with imported/exported symbols. + context.enableSubstitution(194 /* BinaryExpression */); // Substitutes assignments to exported symbols. + context.enableSubstitution(192 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(193 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(262 /* ShorthandPropertyAssignment */); // Substitutes shorthand property assignments for imported/exported symbols. + context.enableEmitNotification(265 /* SourceFile */); // Restore state when substituting nodes in a file. + var moduleInfoMap = []; // The ExternalModuleInfo for each file. + var deferredExports = []; // Exports to defer until an EndOfDeclarationMarker is found. + var currentSourceFile; // The current file. + var currentModuleInfo; // The ExternalModuleInfo for the current file. + var noSubstitution; // Set of nodes for which substitution rules should be ignored. + var needUMDDynamicImportHelper; + return transformSourceFile; + /** + * Transforms the module aspects of a SourceFile. + * + * @param node The SourceFile node. + */ + function transformSourceFile(node) { + if (node.isDeclarationFile || !(ts.isExternalModule(node) || compilerOptions.isolatedModules || node.transformFlags & 67108864 /* ContainsDynamicImport */)) { + return node; + } + currentSourceFile = node; + currentModuleInfo = ts.collectExternalModuleInfo(node, resolver, compilerOptions); + moduleInfoMap[ts.getOriginalNodeId(node)] = currentModuleInfo; + // Perform the transformation. + var transformModule = getTransformModuleDelegate(moduleKind); + var updated = transformModule(node); + currentSourceFile = undefined; + currentModuleInfo = undefined; + needUMDDynamicImportHelper = false; + return ts.aggregateTransformFlags(updated); } - function visitReturnStatement(node) { - return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true), - /*location*/ node); + function shouldEmitUnderscoreUnderscoreESModule() { + if (!currentModuleInfo.exportEquals && ts.isExternalModule(currentSourceFile)) { + return true; + } + return false; } - function transformAndEmitWithStatement(node) { - if (containsYield(node)) { - // [source] - // with (x) { - // /*body*/ - // } - // - // [intermediate] - // .with (x) - // /*body*/ - // .endwith - beginWithBlock(cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression))); - transformAndEmitEmbeddedStatement(node.statement); - endWithBlock(); + /** + * Transforms a SourceFile into a CommonJS module. + * + * @param node The SourceFile node. + */ + function transformCommonJSModule(node) { + startLexicalEnvironment(); + var statements = []; + var ensureUseStrict = compilerOptions.alwaysStrict || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile)); + var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor); + if (shouldEmitUnderscoreUnderscoreESModule()) { + ts.append(statements, createUnderscoreUnderscoreESModule()); } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement)); + ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); + addExportEqualsIfNeeded(statements, /*emitAsReturn*/ false); + ts.addRange(statements, endLexicalEnvironment()); + var updated = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); + if (currentModuleInfo.hasExportStarsToExportValues && !compilerOptions.importHelpers) { + // If we have any `export * from ...` declarations + // we need to inform the emitter to add the __export helper. + ts.addEmitHelper(updated, exportStarHelper); } + ts.addEmitHelpers(updated, context.readEmitHelpers()); + return updated; } - function transformAndEmitSwitchStatement(node) { - if (containsYield(node.caseBlock)) { - // [source] - // switch (x) { - // case a: - // /*caseStatements*/ - // case b: - // /*caseStatements*/ - // default: - // /*defaultStatements*/ - // } - // - // [intermediate] - // .local _a - // .switch endLabel - // _a = x; - // switch (_a) { - // case a: - // .br clauseLabels[0] - // } - // switch (_a) { - // case b: - // .br clauseLabels[1] - // } - // .br clauseLabels[2] - // .mark clauseLabels[0] - // /*caseStatements*/ - // .mark clauseLabels[1] - // /*caseStatements*/ - // .mark clauseLabels[2] - // /*caseStatements*/ - // .endswitch - // .mark endLabel - var caseBlock = node.caseBlock; - var numClauses = caseBlock.clauses.length; - var endLabel = beginSwitchBlock(); - var expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isExpression)); - // Create labels for each clause and find the index of the first default clause. - var clauseLabels = []; - var defaultClauseIndex = -1; - for (var i = 0; i < numClauses; i++) { - var clause = caseBlock.clauses[i]; - clauseLabels.push(defineLabel()); - if (clause.kind === 254 /* DefaultClause */ && defaultClauseIndex === -1) { - defaultClauseIndex = i; - } - } - // Emit switch statements for each run of case clauses either from the first case - // clause or the next case clause with a `yield` in its expression, up to the next - // case clause with a `yield` in its expression. - var clausesWritten = 0; - var pendingClauses = []; - while (clausesWritten < numClauses) { - var defaultClausesSkipped = 0; - for (var i = clausesWritten; i < numClauses; i++) { - var clause = caseBlock.clauses[i]; - if (clause.kind === 253 /* CaseClause */) { - var caseClause = clause; - if (containsYield(caseClause.expression) && pendingClauses.length > 0) { - break; - } - pendingClauses.push(ts.createCaseClause(ts.visitNode(caseClause.expression, visitor, ts.isExpression), [ - createInlineBreak(clauseLabels[i], /*location*/ caseClause.expression) - ])); - } - else { - defaultClausesSkipped++; - } - } - if (pendingClauses.length) { - emitStatement(ts.createSwitch(expression, ts.createCaseBlock(pendingClauses))); - clausesWritten += pendingClauses.length; - pendingClauses = []; - } - if (defaultClausesSkipped > 0) { - clausesWritten += defaultClausesSkipped; - defaultClausesSkipped = 0; - } - } - if (defaultClauseIndex >= 0) { - emitBreak(clauseLabels[defaultClauseIndex]); + /** + * Transforms a SourceFile into an AMD module. + * + * @param node The SourceFile node. + */ + function transformAMDModule(node) { + var define = ts.createIdentifier("define"); + var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); + // An AMD define function has the following shape: + // + // define(id?, dependencies?, factory); + // + // This has the shape of the following: + // + // define(name, ["module1", "module2"], function (module1Alias) { ... } + // + // The location of the alias in the parameter list in the factory function needs to + // match the position of the module name in the dependency list. + // + // To ensure this is true in cases of modules with no aliases, e.g.: + // + // import "module" + // + // or + // + // /// + // + // we need to add modules without alias names to the end of the dependencies list + var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ true), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; + // Create an updated SourceFile: + // + // define(moduleName?, ["module1", "module2"], function ... + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(define, + /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ + // Add the dependency array argument: + // + // ["require", "exports", module1", "module2", ...] + ts.createArrayLiteral([ + ts.createLiteral("require"), + ts.createLiteral("exports") + ].concat(aliasedModuleNames, unaliasedModuleNames)), + // Add the module body function argument: + // + // function (require, exports, module1, module2) ... + ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") + ].concat(importAliasNames), + /*type*/ undefined, transformAsynchronousModuleBody(node)) + ]))) + ]), + /*location*/ node.statements)); + } + /** + * Transforms a SourceFile into a UMD module. + * + * @param node The SourceFile node. + */ + function transformUMDModule(node) { + var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ false), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; + var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); + var umdHeader = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "factory")], + /*type*/ undefined, ts.setTextRange(ts.createBlock([ + ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("module"), "object"), ts.createTypeCheck(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), "object")), ts.createBlock([ + ts.createVariableStatement( + /*modifiers*/ undefined, [ + ts.createVariableDeclaration("v", + /*type*/ undefined, ts.createCall(ts.createIdentifier("factory"), + /*typeArguments*/ undefined, [ + ts.createIdentifier("require"), + ts.createIdentifier("exports") + ])) + ]), + ts.setEmitFlags(ts.createIf(ts.createStrictInequality(ts.createIdentifier("v"), ts.createIdentifier("undefined")), ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), ts.createIdentifier("v")))), 1 /* SingleLine */) + ]), ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("define"), "function"), ts.createPropertyAccess(ts.createIdentifier("define"), "amd")), ts.createBlock([ + ts.createStatement(ts.createCall(ts.createIdentifier("define"), + /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ + ts.createArrayLiteral([ + ts.createLiteral("require"), + ts.createLiteral("exports") + ].concat(aliasedModuleNames, unaliasedModuleNames)), + ts.createIdentifier("factory") + ]))) + ]))) + ], + /*multiLine*/ true), + /*location*/ undefined)); + // Create an updated SourceFile: + // + // (function (factory) { + // if (typeof module === "object" && typeof module.exports === "object") { + // var v = factory(require, exports); + // if (v !== undefined) module.exports = v; + // } + // else if (typeof define === 'function' && define.amd) { + // define(["require", "exports"], factory); + // } + // })(function ...) + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(umdHeader, + /*typeArguments*/ undefined, [ + // Add the module body function argument: + // + // function (require, exports) ... + ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") + ].concat(importAliasNames), + /*type*/ undefined, transformAsynchronousModuleBody(node)) + ])) + ]), + /*location*/ node.statements)); + } + /** + * Collect the additional asynchronous dependencies for the module. + * + * @param node The source file. + * @param includeNonAmdDependencies A value indicating whether to include non-AMD dependencies. + */ + function collectAsynchronousDependencies(node, includeNonAmdDependencies) { + // names of modules with corresponding parameter in the factory function + var aliasedModuleNames = []; + // names of modules with no corresponding parameters in factory function + var unaliasedModuleNames = []; + // names of the parameters in the factory function; these + // parameters need to match the indexes of the corresponding + // module names in aliasedModuleNames. + var importAliasNames = []; + // Fill in amd-dependency tags + for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) { + var amdDependency = _a[_i]; + if (amdDependency.name) { + aliasedModuleNames.push(ts.createLiteral(amdDependency.path)); + importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, amdDependency.name)); } else { - emitBreak(endLabel); - } - for (var i = 0; i < numClauses; i++) { - markLabel(clauseLabels[i]); - transformAndEmitStatements(caseBlock.clauses[i].statements); + unaliasedModuleNames.push(ts.createLiteral(amdDependency.path)); } - endSwitchBlock(); } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) { + var importNode = _c[_b]; + // Find the name of the external module + var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); + // Find the name of the module alias, if there is one + var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile); + // It is possible that externalModuleName is undefined if it is not string literal. + // This can happen in the invalid import syntax. + // E.g : "import * from alias from 'someLib';" + if (externalModuleName) { + if (includeNonAmdDependencies && importAliasName) { + // Set emitFlags on the name of the classDeclaration + // This is so that when printer will not substitute the identifier + ts.setEmitFlags(importAliasName, 4 /* NoSubstitution */); + aliasedModuleNames.push(externalModuleName); + importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, importAliasName)); + } + else { + unaliasedModuleNames.push(externalModuleName); + } + } } + return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames }; } - function visitSwitchStatement(node) { - if (inStatementContainingYield) { - beginScriptSwitchBlock(); - } - node = ts.visitEachChild(node, visitor, context); - if (inStatementContainingYield) { - endSwitchBlock(); + /** + * Transforms a SourceFile into an AMD or UMD module body. + * + * @param node The SourceFile node. + */ + function transformAsynchronousModuleBody(node) { + startLexicalEnvironment(); + var statements = []; + var statementOffset = ts.addPrologue(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); + if (shouldEmitUnderscoreUnderscoreESModule()) { + ts.append(statements, createUnderscoreUnderscoreESModule()); } - return node; - } - function transformAndEmitLabeledStatement(node) { - if (containsYield(node)) { - // [source] - // x: { - // /*body*/ - // } - // - // [intermediate] - // .labeled "x", endLabel - // /*body*/ - // .endlabeled - // .mark endLabel - beginLabeledBlock(node.label.text); - transformAndEmitEmbeddedStatement(node.statement); - endLabeledBlock(); + // Visit each statement of the module body. + ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement)); + ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); + // Append the 'export =' statement if provided. + addExportEqualsIfNeeded(statements, /*emitAsReturn*/ true); + // End the lexical environment for the module body + // and merge any new lexical declarations. + ts.addRange(statements, endLexicalEnvironment()); + var body = ts.createBlock(statements, /*multiLine*/ true); + if (currentModuleInfo.hasExportStarsToExportValues && !compilerOptions.importHelpers) { + // If we have any `export * from ...` declarations + // we need to inform the emitter to add the __export helper. + ts.addEmitHelper(body, exportStarHelper); } - else { - emitStatement(ts.visitNode(node, visitor, ts.isStatement)); + if (needUMDDynamicImportHelper) { + ts.addEmitHelper(body, dynamicImportUMDHelper); } + return body; } - function visitLabeledStatement(node) { - if (inStatementContainingYield) { - beginScriptLabeledBlock(node.label.text); - } - node = ts.visitEachChild(node, visitor, context); - if (inStatementContainingYield) { - endLabeledBlock(); + /** + * Adds the down-level representation of `export=` to the statement list if one exists + * in the source file. + * + * @param statements The Statement list to modify. + * @param emitAsReturn A value indicating whether to emit the `export=` statement as a + * return statement. + */ + function addExportEqualsIfNeeded(statements, emitAsReturn) { + if (currentModuleInfo.exportEquals) { + var expressionResult = ts.visitNode(currentModuleInfo.exportEquals.expression, importCallExpressionVisitor); + if (expressionResult) { + if (emitAsReturn) { + var statement = ts.createReturn(expressionResult); + ts.setTextRange(statement, currentModuleInfo.exportEquals); + ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 1536 /* NoComments */); + statements.push(statement); + } + else { + var statement = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), expressionResult)); + ts.setTextRange(statement, currentModuleInfo.exportEquals); + ts.setEmitFlags(statement, 1536 /* NoComments */); + statements.push(statement); + } + } } - return node; } - function transformAndEmitThrowStatement(node) { - emitThrow(ts.visitNode(node.expression, visitor, ts.isExpression), - /*location*/ node); + // + // Top-Level Source Element Visitors + // + /** + * Visits a node at the top level of the source file. + * + * @param node The node to visit. + */ + function sourceElementVisitor(node) { + switch (node.kind) { + case 238 /* ImportDeclaration */: + return visitImportDeclaration(node); + case 237 /* ImportEqualsDeclaration */: + return visitImportEqualsDeclaration(node); + case 244 /* ExportDeclaration */: + return visitExportDeclaration(node); + case 243 /* ExportAssignment */: + return visitExportAssignment(node); + case 208 /* VariableStatement */: + return visitVariableStatement(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 229 /* ClassDeclaration */: + return visitClassDeclaration(node); + case 290 /* MergeDeclarationMarker */: + return visitMergeDeclarationMarker(node); + case 291 /* EndOfDeclarationMarker */: + return visitEndOfDeclarationMarker(node); + default: + return ts.visitEachChild(node, importCallExpressionVisitor, context); + } } - function transformAndEmitTryStatement(node) { - if (containsYield(node)) { - // [source] - // try { - // /*tryBlock*/ - // } - // catch (e) { - // /*catchBlock*/ - // } - // finally { - // /*finallyBlock*/ - // } - // - // [intermediate] - // .local _a - // .try tryLabel, catchLabel, finallyLabel, endLabel - // .mark tryLabel - // .nop - // /*tryBlock*/ - // .br endLabel - // .catch - // .mark catchLabel - // _a = %error%; - // /*catchBlock*/ - // .br endLabel - // .finally - // .mark finallyLabel - // /*finallyBlock*/ - // .endfinally - // .endtry - // .mark endLabel - beginExceptionBlock(); - transformAndEmitEmbeddedStatement(node.tryBlock); - if (node.catchClause) { - beginCatchBlock(node.catchClause.variableDeclaration); - transformAndEmitEmbeddedStatement(node.catchClause.block); - } - if (node.finallyBlock) { - beginFinallyBlock(); - transformAndEmitEmbeddedStatement(node.finallyBlock); - } - endExceptionBlock(); + function importCallExpressionVisitor(node) { + // This visitor does not need to descend into the tree if there is no dynamic import, + // as export/import statements are only transformed at the top level of a file. + if (!(node.transformFlags & 67108864 /* ContainsDynamicImport */)) { + return node; + } + if (ts.isImportCall(node)) { + return visitImportCallExpression(node); } else { - emitStatement(ts.visitEachChild(node, visitor, context)); + return ts.visitEachChild(node, importCallExpressionVisitor, context); + } + } + function visitImportCallExpression(node) { + var argument = ts.visitNode(ts.firstOrUndefined(node.arguments), importCallExpressionVisitor); + var containsLexicalThis = !!(node.transformFlags & 16384 /* ContainsLexicalThis */); + switch (compilerOptions.module) { + case ts.ModuleKind.AMD: + return createImportCallExpressionAMD(argument, containsLexicalThis); + case ts.ModuleKind.UMD: + return createImportCallExpressionUMD(argument, containsLexicalThis); + case ts.ModuleKind.CommonJS: + default: + return createImportCallExpressionCommonJS(argument, containsLexicalThis); } } - function containsYield(node) { - return node && (node.transformFlags & 16777216 /* ContainsYield */) !== 0; - } - function countInitialNodesWithoutYield(nodes) { - var numNodes = nodes.length; - for (var i = 0; i < numNodes; i++) { - if (containsYield(nodes[i])) { - return i; - } + function createImportCallExpressionUMD(arg, containsLexicalThis) { + // (function (factory) { + // ... (regular UMD) + // } + // })(function (require, exports, useSyncRequire) { + // "use strict"; + // Object.defineProperty(exports, "__esModule", { value: true }); + // var __syncRequire = typeof module === "object" && typeof module.exports === "object"; + // var __resolved = new Promise(function (resolve) { resolve(); }); + // ..... + // __syncRequire + // ? __resolved.then(function () { return require(x); }) /*CommonJs Require*/ + // : new Promise(function (_a, _b) { require([x], _a, _b); }); /*Amd Require*/ + // }); + needUMDDynamicImportHelper = true; + if (ts.isSimpleCopiableExpression(arg)) { + var argClone = ts.isGeneratedIdentifier(arg) ? arg : ts.isStringLiteral(arg) ? ts.createLiteral(arg) : ts.setEmitFlags(ts.setTextRange(ts.getSynthesizedClone(arg), arg), 1536 /* NoComments */); + return ts.createConditional( + /*condition*/ ts.createIdentifier("__syncRequire"), + /*whenTrue*/ createImportCallExpressionCommonJS(arg, containsLexicalThis), + /*whenFalse*/ createImportCallExpressionAMD(argClone, containsLexicalThis)); } - return -1; - } - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); + else { + var temp = ts.createTempVariable(hoistVariableDeclaration); + return ts.createComma(ts.createAssignment(temp, arg), ts.createConditional( + /*condition*/ ts.createIdentifier("__syncRequire"), + /*whenTrue*/ createImportCallExpressionCommonJS(temp, containsLexicalThis), + /*whenFalse*/ createImportCallExpressionAMD(temp, containsLexicalThis))); + } + } + function createImportCallExpressionAMD(arg, containsLexicalThis) { + // improt("./blah") + // emit as + // define(["require", "exports", "blah"], function (require, exports) { + // ... + // new Promise(function (_a, _b) { require([x], _a, _b); }); /*Amd Require*/ + // }); + var resolve = ts.createUniqueName("resolve"); + var reject = ts.createUniqueName("reject"); + var parameters = [ + ts.createParameter(/*decorator*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, /*name*/ resolve), + ts.createParameter(/*decorator*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, /*name*/ reject) + ]; + var body = ts.createBlock([ + ts.createStatement(ts.createCall(ts.createIdentifier("require"), + /*typeArguments*/ undefined, [ts.createArrayLiteral([arg || ts.createOmittedExpression()]), resolve, reject])) + ]); + var func; + if (languageVersion >= 2 /* ES2015 */) { + func = ts.createArrowFunction( + /*modifiers*/ undefined, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, + /*equalsGreaterThanToken*/ undefined, body); } - return node; - } - function substituteExpression(node) { - if (ts.isIdentifier(node)) { - return substituteExpressionIdentifier(node); + else { + func = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); + // if there is a lexical 'this' in the import call arguments, ensure we indicate + // that this new function expression indicates it captures 'this' so that the + // es2015 transformer will properly substitute 'this' with '_this'. + if (containsLexicalThis) { + ts.setEmitFlags(func, 8 /* CapturesThis */); + } + } + return ts.createNew(ts.createIdentifier("Promise"), /*typeArguments*/ undefined, [func]); + } + function createImportCallExpressionCommonJS(arg, containsLexicalThis) { + // import("./blah") + // emit as + // Promise.resolve().then(function () { return require(x); }) /*CommonJs Require*/ + // We have to wrap require in then callback so that require is done in asynchronously + // if we simply do require in resolve callback in Promise constructor. We will execute the loading immediately + var promiseResolveCall = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Promise"), "resolve"), /*typeArguments*/ undefined, /*argumentsArray*/ []); + var requireCall = ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, arg ? [arg] : []); + var func; + if (languageVersion >= 2 /* ES2015 */) { + func = ts.createArrowFunction( + /*modifiers*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, + /*equalsGreaterThanToken*/ undefined, requireCall); } - return node; + else { + func = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, ts.createBlock([ts.createReturn(requireCall)])); + // if there is a lexical 'this' in the import call arguments, ensure we indicate + // that this new function expression indicates it captures 'this' so that the + // es2015 transformer will properly substitute 'this' with '_this'. + if (containsLexicalThis) { + ts.setEmitFlags(func, 8 /* CapturesThis */); + } + } + return ts.createCall(ts.createPropertyAccess(promiseResolveCall, "then"), /*typeArguments*/ undefined, [func]); } - function substituteExpressionIdentifier(node) { - if (renamedCatchVariables && ts.hasProperty(renamedCatchVariables, node.text)) { - var original = ts.getOriginalNode(node); - if (ts.isIdentifier(original) && original.parent) { - var declaration = resolver.getReferencedValueDeclaration(original); - if (declaration) { - var name_38 = ts.getProperty(renamedCatchVariableDeclarations, String(ts.getOriginalNodeId(declaration))); - if (name_38) { - var clone_6 = ts.getMutableClone(name_38); - ts.setSourceMapRange(clone_6, node); - ts.setCommentRange(clone_6, node); - return clone_6; + /** + * Visits an ImportDeclaration node. + * + * @param node The node to visit. + */ + function visitImportDeclaration(node) { + var statements; + var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); + if (moduleKind !== ts.ModuleKind.AMD) { + if (!node.importClause) { + // import "mod"; + return ts.setTextRange(ts.createStatement(createRequireCall(node)), node); + } + else { + var variables = []; + if (namespaceDeclaration && !ts.isDefaultImport(node)) { + // import * as n from "mod"; + variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, createRequireCall(node))); + } + else { + // import d from "mod"; + // import { x, y } from "mod"; + // import d, { x, y } from "mod"; + // import d, * as n from "mod"; + variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), + /*type*/ undefined, createRequireCall(node))); + if (namespaceDeclaration && ts.isDefaultImport(node)) { + variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, ts.getGeneratedNameForNode(node))); } } + statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList(variables, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */)), + /*location*/ node)); } } - return node; - } - function cacheExpression(node) { - var temp; - if (ts.isGeneratedIdentifier(node)) { - return node; + else if (namespaceDeclaration && ts.isDefaultImport(node)) { + // import d, * as n from "mod"; + statements = ts.append(statements, ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, ts.getGeneratedNameForNode(node)), + /*location*/ node) + ], languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */))); } - temp = ts.createTempVariable(hoistVariableDeclaration); - emitAssignment(temp, node, /*location*/ node); - return temp; - } - function declareLocal(name) { - var temp = name - ? ts.createUniqueName(name) - : ts.createTempVariable(/*recordTempVariable*/ undefined); - hoistVariableDeclaration(temp); - return temp; - } - /** - * Defines a label, uses as the target of a Break operation. - */ - function defineLabel() { - if (!labelOffsets) { - labelOffsets = []; + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node); } - var label = nextLabelId; - nextLabelId++; - labelOffsets[label] = -1; - return label; - } - /** - * Marks the current operation with the specified label. - */ - function markLabel(label) { - ts.Debug.assert(labelOffsets !== undefined, "No labels were defined."); - labelOffsets[label] = operations ? operations.length : 0; + else { + statements = appendExportsOfImportDeclaration(statements, node); + } + return ts.singleOrMany(statements); } /** - * Begins a block operation (With, Break/Continue, Try/Catch/Finally) + * Creates a `require()` call to import an external module. * - * @param block Information about the block. + * @param importNode The declararation to import. */ - function beginBlock(block) { - if (!blocks) { - blocks = []; - blockActions = []; - blockOffsets = []; - blockStack = []; + function createRequireCall(importNode) { + var moduleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); + var args = []; + if (moduleName) { + args.push(moduleName); } - var index = blockActions.length; - blockActions[index] = 0 /* Open */; - blockOffsets[index] = operations ? operations.length : 0; - blocks[index] = block; - blockStack.push(block); - return index; - } - /** - * Ends the current block operation. - */ - function endBlock() { - var block = peekBlock(); - ts.Debug.assert(block !== undefined, "beginBlock was never called."); - var index = blockActions.length; - blockActions[index] = 1 /* Close */; - blockOffsets[index] = operations ? operations.length : 0; - blocks[index] = block; - blockStack.pop(); - return block; - } - /** - * Gets the current open block. - */ - function peekBlock() { - return ts.lastOrUndefined(blockStack); - } - /** - * Gets the kind of the current open block. - */ - function peekBlockKind() { - var block = peekBlock(); - return block && block.kind; + return ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, args); } /** - * Begins a code block for a generated `with` statement. + * Visits an ImportEqualsDeclaration node. * - * @param expression An identifier representing expression for the `with` block. - */ - function beginWithBlock(expression) { - var startLabel = defineLabel(); - var endLabel = defineLabel(); - markLabel(startLabel); - beginBlock({ - kind: 1 /* With */, - expression: expression, - startLabel: startLabel, - endLabel: endLabel - }); - } - /** - * Ends a code block for a generated `with` statement. + * @param node The node to visit. */ - function endWithBlock() { - ts.Debug.assert(peekBlockKind() === 1 /* With */); - var block = endBlock(); - markLabel(block.endLabel); - } - function isWithBlock(block) { - return block.kind === 1 /* With */; + function visitImportEqualsDeclaration(node) { + ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); + var statements; + if (moduleKind !== ts.ModuleKind.AMD) { + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(createExportExpression(node.name, createRequireCall(node))), node)); + } + else { + statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), + /*type*/ undefined, createRequireCall(node)) + ], + /*flags*/ languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */)), node)); + } + } + else { + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(createExportExpression(ts.getExportName(node), ts.getLocalName(node))), node)); + } + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfImportEqualsDeclaration(statements, node); + } + return ts.singleOrMany(statements); } /** - * Begins a code block for a generated `try` statement. + * Visits an ExportDeclaration node. + * + * @param The node to visit. */ - function beginExceptionBlock() { - var startLabel = defineLabel(); - var endLabel = defineLabel(); - markLabel(startLabel); - beginBlock({ - kind: 0 /* Exception */, - state: 0 /* Try */, - startLabel: startLabel, - endLabel: endLabel - }); - emitNop(); - return endLabel; + function visitExportDeclaration(node) { + if (!node.moduleSpecifier) { + // Elide export declarations with no module specifier as they are handled + // elsewhere. + return undefined; + } + var generatedName = ts.getGeneratedNameForNode(node); + if (node.exportClause) { + var statements = []; + // export { x, y } from "mod"; + if (moduleKind !== ts.ModuleKind.AMD) { + statements.push(ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(generatedName, + /*type*/ undefined, createRequireCall(node)) + ])), + /*location*/ node)); + } + for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) { + var specifier = _a[_i]; + var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name); + statements.push(ts.setTextRange(ts.createStatement(createExportExpression(ts.getExportName(specifier), exportedValue)), specifier)); + } + return ts.singleOrMany(statements); + } + else { + // export * from "mod"; + return ts.setTextRange(ts.createStatement(createExportStarHelper(context, moduleKind !== ts.ModuleKind.AMD ? createRequireCall(node) : generatedName)), node); + } } /** - * Enters the `catch` clause of a generated `try` statement. + * Visits an ExportAssignment node. * - * @param variable The catch variable. + * @param node The node to visit. */ - function beginCatchBlock(variable) { - ts.Debug.assert(peekBlockKind() === 0 /* Exception */); - var text = variable.name.text; - var name = declareLocal(text); - if (!renamedCatchVariables) { - renamedCatchVariables = ts.createMap(); - renamedCatchVariableDeclarations = ts.createMap(); - context.enableSubstitution(70 /* Identifier */); - } - renamedCatchVariables[text] = true; - renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name; - var exception = peekBlock(); - ts.Debug.assert(exception.state < 1 /* Catch */); - var endLabel = exception.endLabel; - emitBreak(endLabel); - var catchLabel = defineLabel(); - markLabel(catchLabel); - exception.state = 1 /* Catch */; - exception.catchVariable = name; - exception.catchLabel = catchLabel; - emitAssignment(name, ts.createCall(ts.createPropertyAccess(state, "sent"), /*typeArguments*/ undefined, [])); - emitNop(); + function visitExportAssignment(node) { + if (node.isExportEquals) { + return undefined; + } + var statements; + var original = node.original; + if (original && hasAssociatedEndOfDeclarationMarker(original)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), ts.visitNode(node.expression, importCallExpressionVisitor), /*location*/ node, /*allowComments*/ true); + } + else { + statements = appendExportStatement(statements, ts.createIdentifier("default"), ts.visitNode(node.expression, importCallExpressionVisitor), /*location*/ node, /*allowComments*/ true); + } + return ts.singleOrMany(statements); } /** - * Enters the `finally` block of a generated `try` statement. + * Visits a FunctionDeclaration node. + * + * @param node The node to visit. */ - function beginFinallyBlock() { - ts.Debug.assert(peekBlockKind() === 0 /* Exception */); - var exception = peekBlock(); - ts.Debug.assert(exception.state < 2 /* Finally */); - var endLabel = exception.endLabel; - emitBreak(endLabel); - var finallyLabel = defineLabel(); - markLabel(finallyLabel); - exception.state = 2 /* Finally */; - exception.finallyLabel = finallyLabel; + function visitFunctionDeclaration(node) { + var statements; + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration( + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, ts.visitNodes(node.parameters, importCallExpressionVisitor), + /*type*/ undefined, ts.visitEachChild(node.body, importCallExpressionVisitor, context)), + /*location*/ node), + /*original*/ node)); + } + else { + statements = ts.append(statements, ts.visitEachChild(node, importCallExpressionVisitor, context)); + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfHoistedDeclaration(statements, node); + } + return ts.singleOrMany(statements); } /** - * Ends the code block for a generated `try` statement. + * Visits a ClassDeclaration node. + * + * @param node The node to visit. */ - function endExceptionBlock() { - ts.Debug.assert(peekBlockKind() === 0 /* Exception */); - var exception = endBlock(); - var state = exception.state; - if (state < 2 /* Finally */) { - emitBreak(exception.endLabel); + function visitClassDeclaration(node) { + var statements; + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createClassDeclaration( + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, importCallExpressionVisitor), ts.visitNodes(node.members, importCallExpressionVisitor)), node), node)); } else { - emitEndfinally(); + statements = ts.append(statements, ts.visitEachChild(node, importCallExpressionVisitor, context)); } - markLabel(exception.endLabel); - emitNop(); - exception.state = 3 /* Done */; - } - function isExceptionBlock(block) { - return block.kind === 0 /* Exception */; + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfHoistedDeclaration(statements, node); + } + return ts.singleOrMany(statements); } /** - * Begins a code block that supports `break` or `continue` statements that are defined in - * the source tree and not from generated code. + * Visits a VariableStatement node. * - * @param labelText Names from containing labeled statements. + * @param node The node to visit. */ - function beginScriptLoopBlock() { - beginBlock({ - kind: 3 /* Loop */, - isScript: true, - breakLabel: -1, - continueLabel: -1 - }); + function visitVariableStatement(node) { + var statements; + var variables; + var expressions; + if (ts.hasModifier(node, 1 /* Export */)) { + var modifiers = void 0; + // If we're exporting these variables, then these just become assignments to 'exports.x'. + // We only want to emit assignments for variables with initializers. + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) { + if (!modifiers) { + modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier); + } + variables = ts.append(variables, variable); + } + else if (variable.initializer) { + expressions = ts.append(expressions, transformInitializedVariable(variable)); + } + } + if (variables) { + statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables))); + } + if (expressions) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.inlineExpressions(expressions)), node)); + } + } + else { + statements = ts.append(statements, ts.visitEachChild(node, importCallExpressionVisitor, context)); + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node); + } + else { + statements = appendExportsOfVariableStatement(statements, node); + } + return ts.singleOrMany(statements); } /** - * Begins a code block that supports `break` or `continue` statements that are defined in - * generated code. Returns a label used to mark the operation to which to jump when a - * `break` statement targets this block. + * Transforms an exported variable with an initializer into an expression. * - * @param continueLabel A Label used to mark the operation to which to jump when a - * `continue` statement targets this block. + * @param node The node to transform. */ - function beginLoopBlock(continueLabel) { - var breakLabel = defineLabel(); - beginBlock({ - kind: 3 /* Loop */, - isScript: false, - breakLabel: breakLabel, - continueLabel: continueLabel - }); - return breakLabel; + function transformInitializedVariable(node) { + if (ts.isBindingPattern(node.name)) { + return ts.flattenDestructuringAssignment(ts.visitNode(node, importCallExpressionVisitor), + /*visitor*/ undefined, context, 0 /* All */, + /*needsValue*/ false, createExportExpression); + } + else { + return ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name), + /*location*/ node.name), ts.visitNode(node.initializer, importCallExpressionVisitor)); + } } /** - * Ends a code block that supports `break` or `continue` statements that are defined in - * generated code or in the source tree. + * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged + * and transformed declaration. + * + * @param node The node to visit. */ - function endLoopBlock() { - ts.Debug.assert(peekBlockKind() === 3 /* Loop */); - var block = endBlock(); - var breakLabel = block.breakLabel; - if (!block.isScript) { - markLabel(breakLabel); + function visitMergeDeclarationMarker(node) { + // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding + // declaration we do not emit a leading variable declaration. To preserve the + // begin/end semantics of the declararation and to properly handle exports + // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. + // + // To balance the declaration, add the exports of the elided variable + // statement. + if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 208 /* VariableStatement */) { + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original); } + return node; } /** - * Begins a code block that supports `break` statements that are defined in the source - * tree and not from generated code. + * Determines whether a node has an associated EndOfDeclarationMarker. * + * @param node The node to test. */ - function beginScriptSwitchBlock() { - beginBlock({ - kind: 2 /* Switch */, - isScript: true, - breakLabel: -1 - }); + function hasAssociatedEndOfDeclarationMarker(node) { + return (ts.getEmitFlags(node) & 4194304 /* HasEndOfDeclarationMarker */) !== 0; } /** - * Begins a code block that supports `break` statements that are defined in generated code. - * Returns a label used to mark the operation to which to jump when a `break` statement - * targets this block. + * Visits a DeclarationMarker used as a placeholder for the end of a transformed + * declaration. + * + * @param node The node to visit. */ - function beginSwitchBlock() { - var breakLabel = defineLabel(); - beginBlock({ - kind: 2 /* Switch */, - isScript: false, - breakLabel: breakLabel - }); - return breakLabel; + function visitEndOfDeclarationMarker(node) { + // For some transformations we emit an `EndOfDeclarationMarker` to mark the actual + // end of the transformed declaration. We use this marker to emit any deferred exports + // of the declaration. + var id = ts.getOriginalNodeId(node); + var statements = deferredExports[id]; + if (statements) { + delete deferredExports[id]; + return ts.append(statements, node); + } + return node; } /** - * Ends a code block that supports `break` statements that are defined in generated code. + * Appends the exports of an ImportDeclaration to a statement list, returning the + * statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function endSwitchBlock() { - ts.Debug.assert(peekBlockKind() === 2 /* Switch */); - var block = endBlock(); - var breakLabel = block.breakLabel; - if (!block.isScript) { - markLabel(breakLabel); + function appendExportsOfImportDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; } - } - function beginScriptLabeledBlock(labelText) { - beginBlock({ - kind: 4 /* Labeled */, - isScript: true, - labelText: labelText, - breakLabel: -1 - }); - } - function beginLabeledBlock(labelText) { - var breakLabel = defineLabel(); - beginBlock({ - kind: 4 /* Labeled */, - isScript: false, - labelText: labelText, - breakLabel: breakLabel - }); - } - function endLabeledBlock() { - ts.Debug.assert(peekBlockKind() === 4 /* Labeled */); - var block = endBlock(); - if (!block.isScript) { - markLabel(block.breakLabel); + var importClause = decl.importClause; + if (!importClause) { + return statements; + } + if (importClause.name) { + statements = appendExportsOfDeclaration(statements, importClause); + } + var namedBindings = importClause.namedBindings; + if (namedBindings) { + switch (namedBindings.kind) { + case 240 /* NamespaceImport */: + statements = appendExportsOfDeclaration(statements, namedBindings); + break; + case 241 /* NamedImports */: + for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { + var importBinding = _a[_i]; + statements = appendExportsOfDeclaration(statements, importBinding); + } + break; + } } + return statements; } /** - * Indicates whether the provided block supports `break` statements. + * Appends the exports of an ImportEqualsDeclaration to a statement list, returning the + * statement list. * - * @param block A code block. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function supportsUnlabeledBreak(block) { - return block.kind === 2 /* Switch */ - || block.kind === 3 /* Loop */; + function appendExportsOfImportEqualsDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + return appendExportsOfDeclaration(statements, decl); } /** - * Indicates whether the provided block supports `break` statements with labels. + * Appends the exports of a VariableStatement to a statement list, returning the statement + * list. * - * @param block A code block. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param node The VariableStatement whose exports are to be recorded. */ - function supportsLabeledBreakOrContinue(block) { - return block.kind === 4 /* Labeled */; + function appendExportsOfVariableStatement(statements, node) { + if (currentModuleInfo.exportEquals) { + return statements; + } + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + statements = appendExportsOfBindingElement(statements, decl); + } + return statements; } /** - * Indicates whether the provided block supports `continue` statements. + * Appends the exports of a VariableDeclaration or BindingElement to a statement list, + * returning the statement list. * - * @param block A code block. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function supportsUnlabeledContinue(block) { - return block.kind === 3 /* Loop */; - } - function hasImmediateContainingLabeledBlock(labelText, start) { - for (var j = start; j >= 0; j--) { - var containingBlock = blockStack[j]; - if (supportsLabeledBreakOrContinue(containingBlock)) { - if (containingBlock.labelText === labelText) { - return true; + function appendExportsOfBindingElement(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + if (ts.isBindingPattern(decl.name)) { + for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + statements = appendExportsOfBindingElement(statements, element); } } - else { - break; - } } - return false; + else if (!ts.isGeneratedIdentifier(decl.name)) { + statements = appendExportsOfDeclaration(statements, decl); + } + return statements; } /** - * Finds the label that is the target for a `break` statement. + * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, + * returning the statement list. * - * @param labelText An optional name of a containing labeled statement. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function findBreakTarget(labelText) { - ts.Debug.assert(blocks !== undefined); - if (labelText) { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsLabeledBreakOrContinue(block) && block.labelText === labelText) { - return block.breakLabel; - } - else if (supportsUnlabeledBreak(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { - return block.breakLabel; - } - } + function appendExportsOfHoistedDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; } - else { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsUnlabeledBreak(block)) { - return block.breakLabel; - } - } + if (ts.hasModifier(decl, 1 /* Export */)) { + var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createIdentifier("default") : ts.getDeclarationName(decl); + statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), /*location*/ decl); } - return 0; + if (decl.name) { + statements = appendExportsOfDeclaration(statements, decl); + } + return statements; } /** - * Finds the label that is the target for a `continue` statement. + * Appends the exports of a declaration to a statement list, returning the statement list. * - * @param labelText An optional name of a containing labeled statement. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration to export. */ - function findContinueTarget(labelText) { - ts.Debug.assert(blocks !== undefined); - if (labelText) { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsUnlabeledContinue(block) && hasImmediateContainingLabeledBlock(labelText, i - 1)) { - return block.continueLabel; - } - } - } - else { - for (var i = blockStack.length - 1; i >= 0; i--) { - var block = blockStack[i]; - if (supportsUnlabeledContinue(block)) { - return block.continueLabel; - } + function appendExportsOfDeclaration(statements, decl) { + var name = ts.getDeclarationName(decl); + var exportSpecifiers = currentModuleInfo.exportSpecifiers.get(ts.idText(name)); + if (exportSpecifiers) { + for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) { + var exportSpecifier = exportSpecifiers_1[_i]; + statements = appendExportStatement(statements, exportSpecifier.name, name, /*location*/ exportSpecifier.name); } } - return 0; + return statements; } /** - * Creates an expression that can be used to indicate the value for a label. + * Appends the down-level representation of an export to a statement list, returning the + * statement list. * - * @param label A label. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param exportName The name of the export. + * @param expression The expression to export. + * @param location The location to use for source maps and comments for the export. + * @param allowComments Whether to allow comments on the export. */ - function createLabel(label) { - if (label > 0) { - if (labelExpressions === undefined) { - labelExpressions = []; - } - var expression = ts.createLiteral(-1); - if (labelExpressions[label] === undefined) { - labelExpressions[label] = [expression]; - } - else { - labelExpressions[label].push(expression); - } - return expression; + function appendExportStatement(statements, exportName, expression, location, allowComments) { + statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments)); + return statements; + } + function createUnderscoreUnderscoreESModule() { + var statement; + if (languageVersion === 0 /* ES3 */) { + statement = ts.createStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(/*value*/ true))); } - return ts.createOmittedExpression(); + else { + statement = ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), + /*typeArguments*/ undefined, [ + ts.createIdentifier("exports"), + ts.createLiteral("__esModule"), + ts.createObjectLiteral([ + ts.createPropertyAssignment("value", ts.createLiteral(/*value*/ true)) + ]) + ])); + } + ts.setEmitFlags(statement, 1048576 /* CustomPrologue */); + return statement; } /** - * Creates a numeric literal for the provided instruction. + * Creates a call to the current file's export function to export a value. + * + * @param name The bound name of the export. + * @param value The exported value. + * @param location The location to use for source maps and comments for the export. + * @param allowComments An optional value indicating whether to emit comments for the statement. */ - function createInstruction(instruction) { - var literal = ts.createLiteral(instruction); - literal.trailingComment = instructionNames[instruction]; - return literal; + function createExportStatement(name, value, location, allowComments) { + var statement = ts.setTextRange(ts.createStatement(createExportExpression(name, value)), location); + ts.startOnNewLine(statement); + if (!allowComments) { + ts.setEmitFlags(statement, 1536 /* NoComments */); + } + return statement; } /** - * Creates a statement that can be used indicate a Break operation to the provided label. + * Creates a call to the current file's export function to export a value. * - * @param label A label. - * @param location An optional source map location for the statement. + * @param name The bound name of the export. + * @param value The exported value. + * @param location The location to use for source maps and comments for the export. */ - function createInlineBreak(label, location) { - ts.Debug.assert(label > 0, "Invalid label: " + label); - return ts.createReturn(ts.createArrayLiteral([ - createInstruction(3 /* Break */), - createLabel(label) - ]), location); + function createExportExpression(name, value, location) { + return ts.setTextRange(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value), location); } + // + // Modifier Visitors + // /** - * Creates a statement that can be used indicate a Return operation. + * Visit nodes to elide module-specific modifiers. * - * @param expression The expression for the return statement. - * @param location An optional source map location for the statement. + * @param node The node to visit. */ - function createInlineReturn(expression, location) { - return ts.createReturn(ts.createArrayLiteral(expression - ? [createInstruction(2 /* Return */), expression] - : [createInstruction(2 /* Return */)]), location); + function modifierVisitor(node) { + // Elide module-specific modifiers. + switch (node.kind) { + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: + return undefined; + } + return node; } + // + // Emit Notification + // /** - * Creates an expression that can be used to resume from a Yield operation. + * Hook for node emit notifications. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emit A callback used to emit the node in the printer. */ - function createGeneratorResume(location) { - return ts.createCall(ts.createPropertyAccess(state, "sent"), /*typeArguments*/ undefined, [], location); + function onEmitNode(hint, node, emitCallback) { + if (node.kind === 265 /* SourceFile */) { + currentSourceFile = node; + currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)]; + noSubstitution = []; + previousOnEmitNode(hint, node, emitCallback); + currentSourceFile = undefined; + currentModuleInfo = undefined; + noSubstitution = undefined; + } + else { + previousOnEmitNode(hint, node, emitCallback); + } } + // + // Substitutions + // /** - * Emits an empty instruction. + * Hooks node substitutions. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. */ - function emitNop() { - emitWorker(0 /* Nop */); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (node.id && noSubstitution[node.id]) { + return node; + } + if (hint === 1 /* Expression */) { + return substituteExpression(node); + } + else if (ts.isShorthandPropertyAssignment(node)) { + return substituteShorthandPropertyAssignment(node); + } + return node; } /** - * Emits a Statement. + * Substitution for a ShorthandPropertyAssignment whose declaration name is an imported + * or exported symbol. * - * @param node A statement. + * @param node The node to substitute. */ - function emitStatement(node) { - if (node) { - emitWorker(1 /* Statement */, [node]); - } - else { - emitNop(); + function substituteShorthandPropertyAssignment(node) { + var name = node.name; + var exportedOrImportedName = substituteExpressionIdentifier(name); + if (exportedOrImportedName !== name) { + // A shorthand property with an assignment initializer is probably part of a + // destructuring assignment + if (node.objectAssignmentInitializer) { + var initializer = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer); + return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node); + } + return ts.setTextRange(ts.createPropertyAssignment(name, exportedOrImportedName), node); } + return node; } /** - * Emits an Assignment operation. + * Substitution for an Expression that may contain an imported or exported symbol. * - * @param left The left-hand side of the assignment. - * @param right The right-hand side of the assignment. - * @param location An optional source map location for the assignment. + * @param node The node to substitute. */ - function emitAssignment(left, right, location) { - emitWorker(2 /* Assign */, [left, right], location); + function substituteExpression(node) { + switch (node.kind) { + case 71 /* Identifier */: + return substituteExpressionIdentifier(node); + case 194 /* BinaryExpression */: + return substituteBinaryExpression(node); + case 193 /* PostfixUnaryExpression */: + case 192 /* PrefixUnaryExpression */: + return substituteUnaryExpression(node); + } + return node; } /** - * Emits a Break operation to the specified label. + * Substitution for an Identifier expression that may contain an imported or exported + * symbol. * - * @param label A label. - * @param location An optional source map location for the assignment. + * @param node The node to substitute. */ - function emitBreak(label, location) { - emitWorker(3 /* Break */, [label], location); + function substituteExpressionIdentifier(node) { + if (ts.getEmitFlags(node) & 4096 /* HelperName */) { + var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); + if (externalHelpersModuleName) { + return ts.createPropertyAccess(externalHelpersModuleName, node); + } + return node; + } + if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { + var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node)); + if (exportContainer && exportContainer.kind === 265 /* SourceFile */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node)), + /*location*/ node); + } + var importDeclaration = resolver.getReferencedImportDeclaration(node); + if (importDeclaration) { + if (ts.isImportClause(importDeclaration)) { + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), + /*location*/ node); + } + else if (ts.isImportSpecifier(importDeclaration)) { + var name = importDeclaration.propertyName || importDeclaration.name; + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(name)), + /*location*/ node); + } + } + } + return node; } /** - * Emits a Break operation to the specified label when a condition evaluates to a truthy - * value at runtime. + * Substitution for a BinaryExpression that may contain an imported or exported symbol. * - * @param label A label. - * @param condition The condition. - * @param location An optional source map location for the assignment. + * @param node The node to substitute. */ - function emitBreakWhenTrue(label, condition, location) { - emitWorker(4 /* BreakWhenTrue */, [label, condition], location); + function substituteBinaryExpression(node) { + // When we see an assignment expression whose left-hand side is an exported symbol, + // we should ensure all exports of that symbol are updated with the correct value. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. + // - We do not substitute identifiers that were originally the name of an enum or + // namespace due to how they are transformed in TypeScript. + // - We only substitute identifiers that are exported at the top level. + if (ts.isAssignmentOperator(node.operatorToken.kind) + && ts.isIdentifier(node.left) + && !ts.isGeneratedIdentifier(node.left) + && !ts.isLocalName(node.left) + && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) { + var exportedNames = getExports(node.left); + if (exportedNames) { + // For each additional export of the declaration, apply an export assignment. + var expression = node; + for (var _i = 0, exportedNames_1 = exportedNames; _i < exportedNames_1.length; _i++) { + var exportName = exportedNames_1[_i]; + // Mark the node to prevent triggering this rule again. + noSubstitution[ts.getNodeId(expression)] = true; + expression = createExportExpression(exportName, expression, /*location*/ node); + } + return expression; + } + } + return node; } /** - * Emits a Break to the specified label when a condition evaluates to a falsey value at - * runtime. + * Substitution for a UnaryExpression that may contain an imported or exported symbol. * - * @param label A label. - * @param condition The condition. - * @param location An optional source map location for the assignment. + * @param node The node to substitute. */ - function emitBreakWhenFalse(label, condition, location) { - emitWorker(5 /* BreakWhenFalse */, [label, condition], location); + function substituteUnaryExpression(node) { + // When we see a prefix or postfix increment expression whose operand is an exported + // symbol, we should ensure all exports of that symbol are updated with the correct + // value. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. + // - We do not substitute identifiers that were originally the name of an enum or + // namespace due to how they are transformed in TypeScript. + // - We only substitute identifiers that are exported at the top level. + if ((node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) + && ts.isIdentifier(node.operand) + && !ts.isGeneratedIdentifier(node.operand) + && !ts.isLocalName(node.operand) + && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { + var exportedNames = getExports(node.operand); + if (exportedNames) { + var expression = node.kind === 193 /* PostfixUnaryExpression */ + ? ts.setTextRange(ts.createBinary(node.operand, ts.createToken(node.operator === 43 /* PlusPlusToken */ ? 59 /* PlusEqualsToken */ : 60 /* MinusEqualsToken */), ts.createLiteral(1)), + /*location*/ node) + : node; + for (var _i = 0, exportedNames_2 = exportedNames; _i < exportedNames_2.length; _i++) { + var exportName = exportedNames_2[_i]; + // Mark the node to prevent triggering this rule again. + noSubstitution[ts.getNodeId(expression)] = true; + expression = createExportExpression(exportName, expression); + } + return expression; + } + } + return node; } /** - * Emits a YieldStar operation for the provided expression. + * Gets the additional exports of a name. * - * @param expression An optional value for the yield operation. - * @param location An optional source map location for the assignment. + * @param name The name. */ - function emitYieldStar(expression, location) { - emitWorker(7 /* YieldStar */, [expression], location); + function getExports(name) { + if (!ts.isGeneratedIdentifier(name)) { + var valueDeclaration = resolver.getReferencedImportDeclaration(name) + || resolver.getReferencedValueDeclaration(name); + if (valueDeclaration) { + return currentModuleInfo + && currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]; + } + } } + } + ts.transformModule = transformModule; + // emit output for the __export helper function + var exportStarHelper = { + name: "typescript:export-star", + scoped: true, + text: "\n function __export(m) {\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\n }\n " + }; + function createExportStarHelper(context, module) { + var compilerOptions = context.getCompilerOptions(); + return compilerOptions.importHelpers + ? ts.createCall(ts.getHelperName("__exportStar"), /*typeArguments*/ undefined, [module, ts.createIdentifier("exports")]) + : ts.createCall(ts.createIdentifier("__export"), /*typeArguments*/ undefined, [module]); + } + // emit helper for dynamic import + var dynamicImportUMDHelper = { + name: "typescript:dynamicimport-sync-require", + scoped: true, + text: "\n var __syncRequire = typeof module === \"object\" && typeof module.exports === \"object\";" + }; +})(ts || (ts = {})); +/// +/// +/// +/*@internal*/ +var ts; +(function (ts) { + function transformSystemModule(context) { + var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var compilerOptions = context.getCompilerOptions(); + var resolver = context.getEmitResolver(); + var host = context.getEmitHost(); + var previousOnSubstituteNode = context.onSubstituteNode; + var previousOnEmitNode = context.onEmitNode; + context.onSubstituteNode = onSubstituteNode; + context.onEmitNode = onEmitNode; + context.enableSubstitution(71 /* Identifier */); // Substitutes expression identifiers for imported symbols. + context.enableSubstitution(194 /* BinaryExpression */); // Substitutes assignments to exported symbols. + context.enableSubstitution(192 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(193 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableEmitNotification(265 /* SourceFile */); // Restore state when substituting nodes in a file. + var moduleInfoMap = []; // The ExternalModuleInfo for each file. + var deferredExports = []; // Exports to defer until an EndOfDeclarationMarker is found. + var exportFunctionsMap = []; // The export function associated with a source file. + var noSubstitutionMap = []; // Set of nodes for which substitution rules should be ignored for each file. + var currentSourceFile; // The current file. + var moduleInfo; // ExternalModuleInfo for the current file. + var exportFunction; // The export function for the current file. + var contextObject; // The context object for the current file. + var hoistedStatements; + var enclosingBlockScopedContainer; + var noSubstitution; // Set of nodes for which substitution rules should be ignored. + return transformSourceFile; /** - * Emits a Yield operation for the provided expression. + * Transforms the module aspects of a SourceFile. * - * @param expression An optional value for the yield operation. - * @param location An optional source map location for the assignment. + * @param node The SourceFile node. */ - function emitYield(expression, location) { - emitWorker(6 /* Yield */, [expression], location); + function transformSourceFile(node) { + if (node.isDeclarationFile || !(ts.isEffectiveExternalModule(node, compilerOptions) || node.transformFlags & 67108864 /* ContainsDynamicImport */)) { + return node; + } + var id = ts.getOriginalNodeId(node); + currentSourceFile = node; + enclosingBlockScopedContainer = node; + // System modules have the following shape: + // + // System.register(['dep-1', ... 'dep-n'], function(exports) {/* module body function */}) + // + // The parameter 'exports' here is a callback '(name: string, value: T) => T' that + // is used to publish exported values. 'exports' returns its 'value' argument so in + // most cases expressions that mutate exported values can be rewritten as: + // + // expr -> exports('name', expr) + // + // The only exception in this rule is postfix unary operators, + // see comment to 'substitutePostfixUnaryExpression' for more details + // Collect information about the external module and dependency groups. + moduleInfo = moduleInfoMap[id] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); + // Make sure that the name of the 'exports' function does not conflict with + // existing identifiers. + exportFunction = ts.createUniqueName("exports"); + exportFunctionsMap[id] = exportFunction; + contextObject = ts.createUniqueName("context"); + // Add the body of the module. + var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports); + var moduleBodyBlock = createSystemModuleBody(node, dependencyGroups); + var moduleBodyFunction = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, exportFunction), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, contextObject) + ], + /*type*/ undefined, moduleBodyBlock); + // Write the call to `System.register` + // Clear the emit-helpers flag for later passes since we'll have already used it in the module body + // So the helper will be emit at the correct position instead of at the top of the source-file + var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); + var dependencies = ts.createArrayLiteral(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; })); + var updated = ts.setEmitFlags(ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("System"), "register"), + /*typeArguments*/ undefined, moduleName + ? [moduleName, dependencies, moduleBodyFunction] + : [dependencies, moduleBodyFunction])) + ]), node.statements)), 1024 /* NoTrailingComments */); + if (!(compilerOptions.outFile || compilerOptions.out)) { + ts.moveEmitHelpers(updated, moduleBodyBlock, function (helper) { return !helper.scoped; }); + } + if (noSubstitution) { + noSubstitutionMap[id] = noSubstitution; + noSubstitution = undefined; + } + currentSourceFile = undefined; + moduleInfo = undefined; + exportFunction = undefined; + contextObject = undefined; + hoistedStatements = undefined; + enclosingBlockScopedContainer = undefined; + return ts.aggregateTransformFlags(updated); } /** - * Emits a Return operation for the provided expression. + * Collects the dependency groups for this files imports. * - * @param expression An optional value for the operation. - * @param location An optional source map location for the assignment. + * @param externalImports The imports for the file. */ - function emitReturn(expression, location) { - emitWorker(8 /* Return */, [expression], location); + function collectDependencyGroups(externalImports) { + var groupIndices = ts.createMap(); + var dependencyGroups = []; + for (var i = 0; i < externalImports.length; i++) { + var externalImport = externalImports[i]; + var externalModuleName = ts.getExternalModuleNameLiteral(externalImport, currentSourceFile, host, resolver, compilerOptions); + if (externalModuleName) { + var text = externalModuleName.text; + var groupIndex = groupIndices.get(text); + if (groupIndex !== undefined) { + // deduplicate/group entries in dependency list by the dependency name + dependencyGroups[groupIndex].externalImports.push(externalImport); + } + else { + groupIndices.set(text, dependencyGroups.length); + dependencyGroups.push({ + name: externalModuleName, + externalImports: [externalImport] + }); + } + } + } + return dependencyGroups; } /** - * Emits a Throw operation for the provided expression. + * Adds the statements for the module body function for the source file. * - * @param expression A value for the operation. - * @param location An optional source map location for the assignment. - */ - function emitThrow(expression, location) { - emitWorker(9 /* Throw */, [expression], location); - } - /** - * Emits an Endfinally operation. This is used to handle `finally` block semantics. + * @param node The source file for the module. + * @param dependencyGroups The grouped dependencies of the module. */ - function emitEndfinally() { - emitWorker(10 /* Endfinally */); + function createSystemModuleBody(node, dependencyGroups) { + // Shape of the body in system modules: + // + // function (exports) { + // + // + // + // return { + // setters: [ + // + // ], + // execute: function() { + // + // } + // } + // + // } + // + // i.e: + // + // import {x} from 'file1' + // var y = 1; + // export function foo() { return y + x(); } + // console.log(y); + // + // Will be transformed to: + // + // function(exports) { + // function foo() { return y + file_1.x(); } + // exports("foo", foo); + // var file_1, y; + // return { + // setters: [ + // function(v) { file_1 = v } + // ], + // execute(): function() { + // y = 1; + // console.log(y); + // } + // }; + // } + var statements = []; + // We start a new lexical environment in this function body, but *not* in the + // body of the execute function. This allows us to emit temporary declarations + // only in the outer module body and not in the inner one. + startLexicalEnvironment(); + // Add any prologue directives. + var ensureUseStrict = compilerOptions.alwaysStrict || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile)); + var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor); + // var __moduleName = context_1 && context_1.id; + statements.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration("__moduleName", + /*type*/ undefined, ts.createLogicalAnd(contextObject, ts.createPropertyAccess(contextObject, "id"))) + ]))); + // Visit the synthetic external helpers import declaration if present + ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement); + // Visit the statements of the source file, emitting any transformations into + // the `executeStatements` array. We do this *before* we fill the `setters` array + // as we both emit transformations as well as aggregate some data used when creating + // setters. This allows us to reduce the number of times we need to loop through the + // statements of the source file. + var executeStatements = ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset); + // Emit early exports for function declarations. + ts.addRange(statements, hoistedStatements); + // We emit hoisted variables early to align roughly with our previous emit output. + // Two key differences in this approach are: + // - Temporary variables will appear at the top rather than at the bottom of the file + ts.addRange(statements, endLexicalEnvironment()); + var exportStarFunction = addExportStarIfNeeded(statements); + var moduleObject = ts.createObjectLiteral([ + ts.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)), + ts.createPropertyAssignment("execute", ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, ts.createBlock(executeStatements, /*multiLine*/ true))) + ]); + moduleObject.multiLine = true; + statements.push(ts.createReturn(moduleObject)); + return ts.createBlock(statements, /*multiLine*/ true); } /** - * Emits an operation. + * Adds an exportStar function to a statement list if it is needed for the file. * - * @param code The OpCode for the operation. - * @param args The optional arguments for the operation. + * @param statements A statement list. */ - function emitWorker(code, args, location) { - if (operations === undefined) { - operations = []; - operationArguments = []; - operationLocations = []; + function addExportStarIfNeeded(statements) { + if (!moduleInfo.hasExportStarsToExportValues) { + return; } - if (labelOffsets === undefined) { - // mark entry point - markLabel(defineLabel()); + // when resolving exports local exported entries/indirect exported entries in the module + // should always win over entries with similar names that were added via star exports + // to support this we store names of local/indirect exported entries in a set. + // this set is used to filter names brought by star expors. + // local names set should only be added if we have anything exported + if (!moduleInfo.exportedNames && moduleInfo.exportSpecifiers.size === 0) { + // no exported declarations (export var ...) or export specifiers (export {x}) + // check if we have any non star export declarations. + var hasExportDeclarationWithExportClause = false; + for (var _i = 0, _a = moduleInfo.externalImports; _i < _a.length; _i++) { + var externalImport = _a[_i]; + if (externalImport.kind === 244 /* ExportDeclaration */ && externalImport.exportClause) { + hasExportDeclarationWithExportClause = true; + break; + } + } + if (!hasExportDeclarationWithExportClause) { + // we still need to emit exportStar helper + var exportStarFunction_1 = createExportStarFunction(/*localNames*/ undefined); + statements.push(exportStarFunction_1); + return exportStarFunction_1.name; + } } - var operationIndex = operations.length; - operations[operationIndex] = code; - operationArguments[operationIndex] = args; - operationLocations[operationIndex] = location; + var exportedNames = []; + if (moduleInfo.exportedNames) { + for (var _b = 0, _c = moduleInfo.exportedNames; _b < _c.length; _b++) { + var exportedLocalName = _c[_b]; + if (exportedLocalName.escapedText === "default") { + continue; + } + // write name of exported declaration, i.e 'export var x...' + exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createTrue())); + } + } + for (var _d = 0, _e = moduleInfo.externalImports; _d < _e.length; _d++) { + var externalImport = _e[_d]; + if (externalImport.kind !== 244 /* ExportDeclaration */) { + continue; + } + var exportDecl = externalImport; + if (!exportDecl.exportClause) { + // export * from ... + continue; + } + for (var _f = 0, _g = exportDecl.exportClause.elements; _f < _g.length; _f++) { + var element = _g[_f]; + // write name of indirectly exported entry, i.e. 'export {x} from ...' + exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(element.name || element.propertyName)), ts.createTrue())); + } + } + var exportedNamesStorageRef = ts.createUniqueName("exportedNames"); + statements.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(exportedNamesStorageRef, + /*type*/ undefined, ts.createObjectLiteral(exportedNames, /*multiline*/ true)) + ]))); + var exportStarFunction = createExportStarFunction(exportedNamesStorageRef); + statements.push(exportStarFunction); + return exportStarFunction.name; } /** - * Builds the generator function body. + * Creates an exportStar function for the file, with an optional set of excluded local + * names. + * + * @param localNames An optional reference to an object containing a set of excluded local + * names. */ - function build() { - blockIndex = 0; - labelNumber = 0; - labelNumbers = undefined; - lastOperationWasAbrupt = false; - lastOperationWasCompletion = false; - clauses = undefined; - statements = undefined; - exceptionBlockStack = undefined; - currentExceptionBlock = undefined; - withBlockStack = undefined; - var buildResult = buildStatements(); - return createGeneratorHelper(context, ts.setEmitFlags(ts.createFunctionExpression( + function createExportStarFunction(localNames) { + var exportStarFunction = ts.createUniqueName("exportStar"); + var m = ts.createIdentifier("m"); + var n = ts.createIdentifier("n"); + var exports = ts.createIdentifier("exports"); + var condition = ts.createStrictInequality(n, ts.createLiteral("default")); + if (localNames) { + condition = ts.createLogicalAnd(condition, ts.createLogicalNot(ts.createCall(ts.createPropertyAccess(localNames, "hasOwnProperty"), + /*typeArguments*/ undefined, [n]))); + } + return ts.createFunctionDeclaration( + /*decorators*/ undefined, /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, state)], - /*type*/ undefined, ts.createBlock(buildResult, - /*location*/ undefined, - /*multiLine*/ buildResult.length > 0)), 262144 /* ReuseTempVariableScope */)); + /*asteriskToken*/ undefined, exportStarFunction, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, m)], + /*type*/ undefined, ts.createBlock([ + ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(exports, + /*type*/ undefined, ts.createObjectLiteral([])) + ])), + ts.createForIn(ts.createVariableDeclarationList([ + ts.createVariableDeclaration(n, /*type*/ undefined) + ]), m, ts.createBlock([ + ts.setEmitFlags(ts.createIf(condition, ts.createStatement(ts.createAssignment(ts.createElementAccess(exports, n), ts.createElementAccess(m, n)))), 1 /* SingleLine */) + ])), + ts.createStatement(ts.createCall(exportFunction, + /*typeArguments*/ undefined, [exports])) + ], /*multiline*/ true)); } /** - * Builds the statements for the generator function body. + * Creates an array setter callbacks for each dependency group. + * + * @param exportStarFunction A reference to an exportStarFunction for the file. + * @param dependencyGroups An array of grouped dependencies. */ - function buildStatements() { - if (operations) { - for (var operationIndex = 0; operationIndex < operations.length; operationIndex++) { - writeOperation(operationIndex); + function createSettersArray(exportStarFunction, dependencyGroups) { + var setters = []; + for (var _i = 0, dependencyGroups_1 = dependencyGroups; _i < dependencyGroups_1.length; _i++) { + var group = dependencyGroups_1[_i]; + // derive a unique name for parameter from the first named entry in the group + var localName = ts.forEach(group.externalImports, function (i) { return ts.getLocalNameForExternalImport(i, currentSourceFile); }); + var parameterName = localName ? ts.getGeneratedNameForNode(localName) : ts.createUniqueName(""); + var statements = []; + for (var _a = 0, _b = group.externalImports; _a < _b.length; _a++) { + var entry = _b[_a]; + var importVariableName = ts.getLocalNameForExternalImport(entry, currentSourceFile); + switch (entry.kind) { + case 238 /* ImportDeclaration */: + if (!entry.importClause) { + // 'import "..."' case + // module is imported only for side-effects, no emit required + break; + } + // falls through + case 237 /* ImportEqualsDeclaration */: + ts.Debug.assert(importVariableName !== undefined); + // save import into the local + statements.push(ts.createStatement(ts.createAssignment(importVariableName, parameterName))); + break; + case 244 /* ExportDeclaration */: + ts.Debug.assert(importVariableName !== undefined); + if (entry.exportClause) { + // export {a, b as c} from 'foo' + // + // emit as: + // + // exports_({ + // "a": _["a"], + // "c": _["b"] + // }); + var properties = []; + for (var _c = 0, _d = entry.exportClause.elements; _c < _d.length; _c++) { + var e = _d[_c]; + properties.push(ts.createPropertyAssignment(ts.createLiteral(ts.idText(e.name)), ts.createElementAccess(parameterName, ts.createLiteral(ts.idText(e.propertyName || e.name))))); + } + statements.push(ts.createStatement(ts.createCall(exportFunction, + /*typeArguments*/ undefined, [ts.createObjectLiteral(properties, /*multiline*/ true)]))); + } + else { + // export * from 'foo' + // + // emit as: + // + // exportStar(foo_1_1); + statements.push(ts.createStatement(ts.createCall(exportStarFunction, + /*typeArguments*/ undefined, [parameterName]))); + } + break; + } } - flushFinalLabel(operations.length); - } - else { - flushFinalLabel(0); - } - if (clauses) { - var labelExpression = ts.createPropertyAccess(state, "label"); - var switchStatement = ts.createSwitch(labelExpression, ts.createCaseBlock(clauses)); - switchStatement.startsOnNewLine = true; - return [switchStatement]; + setters.push(ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], + /*type*/ undefined, ts.createBlock(statements, /*multiLine*/ true))); } - if (statements) { - return statements; + return ts.createArrayLiteral(setters, /*multiLine*/ true); + } + // + // Top-level Source Element Visitors + // + /** + * Visit source elements at the top-level of a module. + * + * @param node The node to visit. + */ + function sourceElementVisitor(node) { + switch (node.kind) { + case 238 /* ImportDeclaration */: + return visitImportDeclaration(node); + case 237 /* ImportEqualsDeclaration */: + return visitImportEqualsDeclaration(node); + case 244 /* ExportDeclaration */: + // ExportDeclarations are elided as they are handled via + // `appendExportsOfDeclaration`. + return undefined; + case 243 /* ExportAssignment */: + return visitExportAssignment(node); + default: + return nestedElementVisitor(node); } - return []; } /** - * Flush the current label and advance to a new label. + * Visits an ImportDeclaration node. + * + * @param node The node to visit. */ - function flushLabel() { - if (!statements) { - return; + function visitImportDeclaration(node) { + var statements; + if (node.importClause) { + hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); } - appendLabel(/*markLabelEnd*/ !lastOperationWasAbrupt); - lastOperationWasAbrupt = false; - lastOperationWasCompletion = false; - labelNumber++; + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfImportDeclaration(statements, node); + } + return ts.singleOrMany(statements); } /** - * Flush the final label of the generator function body. + * Visits an ImportEqualsDeclaration node. + * + * @param node The node to visit. */ - function flushFinalLabel(operationIndex) { - if (isFinalLabelReachable(operationIndex)) { - tryEnterLabel(operationIndex); - withBlockStack = undefined; - writeReturn(/*expression*/ undefined, /*operationLocation*/ undefined); + function visitImportEqualsDeclaration(node) { + ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); + var statements; + hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node); } - if (statements && clauses) { - appendLabel(/*markLabelEnd*/ false); + else { + statements = appendExportsOfImportEqualsDeclaration(statements, node); } - updateLabelExpressions(); + return ts.singleOrMany(statements); } /** - * Tests whether the final label of the generator function body - * is reachable by user code. + * Visits an ExportAssignment node. + * + * @param node The node to visit. */ - function isFinalLabelReachable(operationIndex) { - // if the last operation was *not* a completion (return/throw) then - // the final label is reachable. - if (!lastOperationWasCompletion) { - return true; + function visitExportAssignment(node) { + if (node.isExportEquals) { + // Elide `export=` as it is illegal in a SystemJS module. + return undefined; } - // if there are no labels defined or referenced, then the final label is - // not reachable. - if (!labelOffsets || !labelExpressions) { - return false; + var expression = ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression); + var original = node.original; + if (original && hasAssociatedEndOfDeclarationMarker(original)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), expression, /*allowComments*/ true); } - // if the label for this offset is referenced, then the final label - // is reachable. - for (var label = 0; label < labelOffsets.length; label++) { - if (labelOffsets[label] === operationIndex && labelExpressions[label]) { - return true; - } + else { + return createExportStatement(ts.createIdentifier("default"), expression, /*allowComments*/ true); } - return false; } /** - * Appends a case clause for the last label and sets the new label. + * Visits a FunctionDeclaration, hoisting it to the outer module body function. * - * @param markLabelEnd Indicates that the transition between labels was a fall-through - * from a previous case clause and the change in labels should be - * reflected on the `state` object. + * @param node The node to visit. */ - function appendLabel(markLabelEnd) { - if (!clauses) { - clauses = []; + function visitFunctionDeclaration(node) { + if (ts.hasModifier(node, 1 /* Export */)) { + hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, ts.visitNodes(node.parameters, destructuringAndImportCallVisitor, ts.isParameterDeclaration), + /*type*/ undefined, ts.visitNode(node.body, destructuringAndImportCallVisitor, ts.isBlock))); } - if (statements) { - if (withBlockStack) { - // The previous label was nested inside one or more `with` blocks, so we - // surround the statements in generated `with` blocks to create the same environment. - for (var i = withBlockStack.length - 1; i >= 0; i--) { - var withBlock = withBlockStack[i]; - statements = [ts.createWith(withBlock.expression, ts.createBlock(statements))]; - } - } - if (currentExceptionBlock) { - // The previous label was nested inside of an exception block, so we must - // indicate entry into a protected region by pushing the label numbers - // for each block in the protected region. - var startLabel = currentExceptionBlock.startLabel, catchLabel = currentExceptionBlock.catchLabel, finallyLabel = currentExceptionBlock.finallyLabel, endLabel = currentExceptionBlock.endLabel; - statements.unshift(ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createPropertyAccess(state, "trys"), "push"), - /*typeArguments*/ undefined, [ - ts.createArrayLiteral([ - createLabel(startLabel), - createLabel(catchLabel), - createLabel(finallyLabel), - createLabel(endLabel) - ]) - ]))); - currentExceptionBlock = undefined; - } - if (markLabelEnd) { - // The case clause for the last label falls through to this label, so we - // add an assignment statement to reflect the change in labels. - statements.push(ts.createStatement(ts.createAssignment(ts.createPropertyAccess(state, "label"), ts.createLiteral(labelNumber + 1)))); - } + else { + hoistedStatements = ts.append(hoistedStatements, ts.visitEachChild(node, destructuringAndImportCallVisitor, context)); } - clauses.push(ts.createCaseClause(ts.createLiteral(labelNumber), statements || [])); - statements = undefined; - } - /** - * Tries to enter into a new label at the current operation index. - */ - function tryEnterLabel(operationIndex) { - if (!labelOffsets) { - return; + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); } - for (var label = 0; label < labelOffsets.length; label++) { - if (labelOffsets[label] === operationIndex) { - flushLabel(); - if (labelNumbers === undefined) { - labelNumbers = []; - } - if (labelNumbers[labelNumber] === undefined) { - labelNumbers[labelNumber] = [label]; - } - else { - labelNumbers[labelNumber].push(label); - } - } + else { + hoistedStatements = appendExportsOfHoistedDeclaration(hoistedStatements, node); } + return undefined; } /** - * Updates literal expressions for labels with actual label numbers. + * Visits a ClassDeclaration, hoisting its name to the outer module body function. + * + * @param node The node to visit. */ - function updateLabelExpressions() { - if (labelExpressions !== undefined && labelNumbers !== undefined) { - for (var labelNumber_1 = 0; labelNumber_1 < labelNumbers.length; labelNumber_1++) { - var labels = labelNumbers[labelNumber_1]; - if (labels !== undefined) { - for (var _i = 0, labels_1 = labels; _i < labels_1.length; _i++) { - var label = labels_1[_i]; - var expressions = labelExpressions[label]; - if (expressions !== undefined) { - for (var _a = 0, expressions_1 = expressions; _a < expressions_1.length; _a++) { - var expression = expressions_1[_a]; - expression.text = String(labelNumber_1); - } - } - } - } - } + function visitClassDeclaration(node) { + var statements; + // Hoist the name of the class declaration to the outer module body function. + var name = ts.getLocalName(node); + hoistVariableDeclaration(name); + // Rewrite the class declaration into an assignment of a class expression. + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.createAssignment(name, ts.setTextRange(ts.createClassExpression( + /*modifiers*/ undefined, node.name, + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, destructuringAndImportCallVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringAndImportCallVisitor, ts.isClassElement)), node))), node)); + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); } - } - /** - * Tries to enter or leave a code block. - */ - function tryEnterOrLeaveBlock(operationIndex) { - if (blocks) { - for (; blockIndex < blockActions.length && blockOffsets[blockIndex] <= operationIndex; blockIndex++) { - var block = blocks[blockIndex]; - var blockAction = blockActions[blockIndex]; - if (isExceptionBlock(block)) { - if (blockAction === 0 /* Open */) { - if (!exceptionBlockStack) { - exceptionBlockStack = []; - } - if (!statements) { - statements = []; - } - exceptionBlockStack.push(currentExceptionBlock); - currentExceptionBlock = block; - } - else if (blockAction === 1 /* Close */) { - currentExceptionBlock = exceptionBlockStack.pop(); - } - } - else if (isWithBlock(block)) { - if (blockAction === 0 /* Open */) { - if (!withBlockStack) { - withBlockStack = []; - } - withBlockStack.push(block); - } - else if (blockAction === 1 /* Close */) { - withBlockStack.pop(); - } - } - } + else { + statements = appendExportsOfHoistedDeclaration(statements, node); } + return ts.singleOrMany(statements); } /** - * Writes an operation as a statement to the current label's statement list. + * Visits a variable statement, hoisting declared names to the top-level module body. + * Each declaration is rewritten into an assignment expression. * - * @param operation The OpCode of the operation + * @param node The node to visit. */ - function writeOperation(operationIndex) { - tryEnterLabel(operationIndex); - tryEnterOrLeaveBlock(operationIndex); - // early termination, nothing else to process in this label - if (lastOperationWasAbrupt) { - return; + function visitVariableStatement(node) { + if (!shouldHoistVariableDeclarationList(node.declarationList)) { + return ts.visitNode(node, destructuringAndImportCallVisitor, ts.isStatement); } - lastOperationWasAbrupt = false; - lastOperationWasCompletion = false; - var opcode = operations[operationIndex]; - if (opcode === 0 /* Nop */) { - return; + var expressions; + var isExportedDeclaration = ts.hasModifier(node, 1 /* Export */); + var isMarkedDeclaration = hasAssociatedEndOfDeclarationMarker(node); + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + if (variable.initializer) { + expressions = ts.append(expressions, transformInitializedVariable(variable, isExportedDeclaration && !isMarkedDeclaration)); + } + else { + hoistBindingElement(variable); + } } - else if (opcode === 10 /* Endfinally */) { - return writeEndfinally(); + var statements; + if (expressions) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.inlineExpressions(expressions)), node)); } - var args = operationArguments[operationIndex]; - if (opcode === 1 /* Statement */) { - return writeStatement(args[0]); + if (isMarkedDeclaration) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node, isExportedDeclaration); } - var location = operationLocations[operationIndex]; - switch (opcode) { - case 2 /* Assign */: - return writeAssign(args[0], args[1], location); - case 3 /* Break */: - return writeBreak(args[0], location); - case 4 /* BreakWhenTrue */: - return writeBreakWhenTrue(args[0], args[1], location); - case 5 /* BreakWhenFalse */: - return writeBreakWhenFalse(args[0], args[1], location); - case 6 /* Yield */: - return writeYield(args[0], location); - case 7 /* YieldStar */: - return writeYieldStar(args[0], location); - case 8 /* Return */: - return writeReturn(args[0], location); - case 9 /* Throw */: - return writeThrow(args[0], location); + else { + statements = appendExportsOfVariableStatement(statements, node, /*exportSelf*/ false); } + return ts.singleOrMany(statements); } /** - * Writes a statement to the current label's statement list. + * Hoists the declared names of a VariableDeclaration or BindingElement. * - * @param statement A statement to write. + * @param node The declaration to hoist. */ - function writeStatement(statement) { - if (statement) { - if (!statements) { - statements = [statement]; - } - else { - statements.push(statement); + function hoistBindingElement(node) { + if (ts.isBindingPattern(node.name)) { + for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + hoistBindingElement(element); + } } } + else { + hoistVariableDeclaration(ts.getSynthesizedClone(node.name)); + } } /** - * Writes an Assign operation to the current label's statement list. - * - * @param left The left-hand side of the assignment. - * @param right The right-hand side of the assignment. - * @param operationLocation The source map location for the operation. - */ - function writeAssign(left, right, operationLocation) { - writeStatement(ts.createStatement(ts.createAssignment(left, right), operationLocation)); - } - /** - * Writes a Throw operation to the current label's statement list. + * Determines whether a VariableDeclarationList should be hoisted. * - * @param expression The value to throw. - * @param operationLocation The source map location for the operation. + * @param node The node to test. */ - function writeThrow(expression, operationLocation) { - lastOperationWasAbrupt = true; - lastOperationWasCompletion = true; - writeStatement(ts.createThrow(expression, operationLocation)); + function shouldHoistVariableDeclarationList(node) { + // hoist only non-block scoped declarations or block scoped declarations parented by source file + return (ts.getEmitFlags(node) & 2097152 /* NoHoisting */) === 0 + && (enclosingBlockScopedContainer.kind === 265 /* SourceFile */ + || (ts.getOriginalNode(node).flags & 3 /* BlockScoped */) === 0); } /** - * Writes a Return operation to the current label's statement list. + * Transform an initialized variable declaration into an expression. * - * @param expression The value to return. - * @param operationLocation The source map location for the operation. + * @param node The node to transform. + * @param isExportedDeclaration A value indicating whether the variable is exported. */ - function writeReturn(expression, operationLocation) { - lastOperationWasAbrupt = true; - lastOperationWasCompletion = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral(expression - ? [createInstruction(2 /* Return */), expression] - : [createInstruction(2 /* Return */)]), operationLocation), 384 /* NoTokenSourceMaps */)); + function transformInitializedVariable(node, isExportedDeclaration) { + var createAssignment = isExportedDeclaration ? createExportedVariableAssignment : createNonExportedVariableAssignment; + return ts.isBindingPattern(node.name) + ? ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0 /* All */, + /*needsValue*/ false, createAssignment) + : node.initializer ? createAssignment(node.name, ts.visitNode(node.initializer, destructuringAndImportCallVisitor, ts.isExpression)) : node.name; } /** - * Writes a Break operation to the current label's statement list. + * Creates an assignment expression for an exported variable declaration. * - * @param label The label for the Break. - * @param operationLocation The source map location for the operation. + * @param name The name of the variable. + * @param value The value of the variable's initializer. + * @param location The source map location for the assignment. */ - function writeBreak(label, operationLocation) { - lastOperationWasAbrupt = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ - createInstruction(3 /* Break */), - createLabel(label) - ]), operationLocation), 384 /* NoTokenSourceMaps */)); + function createExportedVariableAssignment(name, value, location) { + return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ true); } /** - * Writes a BreakWhenTrue operation to the current label's statement list. + * Creates an assignment expression for a non-exported variable declaration. * - * @param label The label for the Break. - * @param condition The condition for the Break. - * @param operationLocation The source map location for the operation. + * @param name The name of the variable. + * @param value The value of the variable's initializer. + * @param location The source map location for the assignment. */ - function writeBreakWhenTrue(label, condition, operationLocation) { - writeStatement(ts.setEmitFlags(ts.createIf(condition, ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ - createInstruction(3 /* Break */), - createLabel(label) - ]), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); + function createNonExportedVariableAssignment(name, value, location) { + return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ false); } /** - * Writes a BreakWhenFalse operation to the current label's statement list. + * Creates an assignment expression for a variable declaration. * - * @param label The label for the Break. - * @param condition The condition for the Break. - * @param operationLocation The source map location for the operation. + * @param name The name of the variable. + * @param value The value of the variable's initializer. + * @param location The source map location for the assignment. + * @param isExportedDeclaration A value indicating whether the variable is exported. */ - function writeBreakWhenFalse(label, condition, operationLocation) { - writeStatement(ts.setEmitFlags(ts.createIf(ts.createLogicalNot(condition), ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ - createInstruction(3 /* Break */), - createLabel(label) - ]), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); + function createVariableAssignment(name, value, location, isExportedDeclaration) { + hoistVariableDeclaration(ts.getSynthesizedClone(name)); + return isExportedDeclaration + ? createExportExpression(name, preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location))) + : preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location)); } /** - * Writes a Yield operation to the current label's statement list. + * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged + * and transformed declaration. * - * @param expression The expression to yield. - * @param operationLocation The source map location for the operation. + * @param node The node to visit. */ - function writeYield(expression, operationLocation) { - lastOperationWasAbrupt = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral(expression - ? [createInstruction(4 /* Yield */), expression] - : [createInstruction(4 /* Yield */)]), operationLocation), 384 /* NoTokenSourceMaps */)); + function visitMergeDeclarationMarker(node) { + // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding + // declaration we do not emit a leading variable declaration. To preserve the + // begin/end semantics of the declararation and to properly handle exports + // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. + // + // To balance the declaration, we defer the exports of the elided variable + // statement until we visit this declaration's `EndOfDeclarationMarker`. + if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 208 /* VariableStatement */) { + var id = ts.getOriginalNodeId(node); + var isExportedDeclaration = ts.hasModifier(node.original, 1 /* Export */); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original, isExportedDeclaration); + } + return node; } /** - * Writes a YieldStar instruction to the current label's statement list. + * Determines whether a node has an associated EndOfDeclarationMarker. * - * @param expression The expression to yield. - * @param operationLocation The source map location for the operation. - */ - function writeYieldStar(expression, operationLocation) { - lastOperationWasAbrupt = true; - writeStatement(ts.setEmitFlags(ts.createReturn(ts.createArrayLiteral([ - createInstruction(5 /* YieldStar */), - expression - ]), operationLocation), 384 /* NoTokenSourceMaps */)); - } - /** - * Writes an Endfinally instruction to the current label's statement list. + * @param node The node to test. */ - function writeEndfinally() { - lastOperationWasAbrupt = true; - writeStatement(ts.createReturn(ts.createArrayLiteral([ - createInstruction(7 /* Endfinally */) - ]))); - } - } - ts.transformGenerators = transformGenerators; - function createGeneratorHelper(context, body) { - context.requestEmitHelper(generatorHelper); - return ts.createCall(ts.getHelperName("__generator"), - /*typeArguments*/ undefined, [ts.createThis(), body]); - } - // The __generator helper is used by down-level transformations to emulate the runtime - // semantics of an ES2015 generator function. When called, this helper returns an - // object that implements the Iterator protocol, in that it has `next`, `return`, and - // `throw` methods that step through the generator when invoked. - // - // parameters: - // thisArg The value to use as the `this` binding for the transformed generator body. - // body A function that acts as the transformed generator body. - // - // variables: - // _ Persistent state for the generator that is shared between the helper and the - // generator body. The state object has the following members: - // sent() - A method that returns or throws the current completion value. - // label - The next point at which to resume evaluation of the generator body. - // trys - A stack of protected regions (try/catch/finally blocks). - // ops - A stack of pending instructions when inside of a finally block. - // f A value indicating whether the generator is executing. - // y An iterator to delegate for a yield*. - // t A temporary variable that holds one of the following values (note that these - // cases do not overlap): - // - The completion value when resuming from a `yield` or `yield*`. - // - The error value for a catch block. - // - The current protected region (array of try/catch/finally/end labels). - // - The verb (`next`, `throw`, or `return` method) to delegate to the expression - // of a `yield*`. - // - The result of evaluating the verb delegated to the expression of a `yield*`. - // - // functions: - // verb(n) Creates a bound callback to the `step` function for opcode `n`. - // step(op) Evaluates opcodes in a generator body until execution is suspended or - // completed. - // - // The __generator helper understands a limited set of instructions: - // 0: next(value?) - Start or resume the generator with the specified value. - // 1: throw(error) - Resume the generator with an exception. If the generator is - // suspended inside of one or more protected regions, evaluates - // any intervening finally blocks between the current label and - // the nearest catch block or function boundary. If uncaught, the - // exception is thrown to the caller. - // 2: return(value?) - Resume the generator as if with a return. If the generator is - // suspended inside of one or more protected regions, evaluates any - // intervening finally blocks. - // 3: break(label) - Jump to the specified label. If the label is outside of the - // current protected region, evaluates any intervening finally - // blocks. - // 4: yield(value?) - Yield execution to the caller with an optional value. When - // resumed, the generator will continue at the next label. - // 5: yield*(value) - Delegates evaluation to the supplied iterator. When - // delegation completes, the generator will continue at the next - // label. - // 6: catch(error) - Handles an exception thrown from within the generator body. If - // the current label is inside of one or more protected regions, - // evaluates any intervening finally blocks between the current - // label and the nearest catch block or function boundary. If - // uncaught, the exception is thrown to the caller. - // 7: endfinally - Ends a finally block, resuming the last instruction prior to - // entering a finally block. - // - // For examples of how these are used, see the comments in ./transformers/generators.ts - var generatorHelper = { - name: "typescript:generator", - scoped: false, - priority: 6, - text: "\n var __generator = (this && this.__generator) || function (thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t;\n return { next: verb(0), \"throw\": verb(1), \"return\": verb(2) };\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (_) try {\n if (f = 1, y && (t = y[op[0] & 2 ? \"return\" : op[0] ? \"throw\" : \"next\"]) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [0, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n };" - }; - var _a; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - /** - * Transforms ES5 syntax into ES3 syntax. - * - * @param context Context and state information for the transformation. - */ - function transformES5(context) { - var compilerOptions = context.getCompilerOptions(); - // enable emit notification only if using --jsx preserve - var previousOnEmitNode; - var noSubstitution; - if (compilerOptions.jsx === 1 /* Preserve */) { - previousOnEmitNode = context.onEmitNode; - context.onEmitNode = onEmitNode; - context.enableEmitNotification(248 /* JsxOpeningElement */); - context.enableEmitNotification(249 /* JsxClosingElement */); - context.enableEmitNotification(247 /* JsxSelfClosingElement */); - noSubstitution = []; + function hasAssociatedEndOfDeclarationMarker(node) { + return (ts.getEmitFlags(node) & 4194304 /* HasEndOfDeclarationMarker */) !== 0; } - var previousOnSubstituteNode = context.onSubstituteNode; - context.onSubstituteNode = onSubstituteNode; - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(257 /* PropertyAssignment */); - return transformSourceFile; /** - * Transforms an ES5 source file to ES3. + * Visits a DeclarationMarker used as a placeholder for the end of a transformed + * declaration. * - * @param node A SourceFile + * @param node The node to visit. */ - function transformSourceFile(node) { + function visitEndOfDeclarationMarker(node) { + // For some transformations we emit an `EndOfDeclarationMarker` to mark the actual + // end of the transformed declaration. We use this marker to emit any deferred exports + // of the declaration. + var id = ts.getOriginalNodeId(node); + var statements = deferredExports[id]; + if (statements) { + delete deferredExports[id]; + return ts.append(statements, node); + } return node; } /** - * Called by the printer just before a node is printed. + * Appends the exports of an ImportDeclaration to a statement list, returning the + * statement list. * - * @param node The node to be printed. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function onEmitNode(emitContext, node, emitCallback) { - switch (node.kind) { - case 248 /* JsxOpeningElement */: - case 249 /* JsxClosingElement */: - case 247 /* JsxSelfClosingElement */: - var tagName = node.tagName; - noSubstitution[ts.getOriginalNodeId(tagName)] = true; - break; + function appendExportsOfImportDeclaration(statements, decl) { + if (moduleInfo.exportEquals) { + return statements; + } + var importClause = decl.importClause; + if (!importClause) { + return statements; + } + if (importClause.name) { + statements = appendExportsOfDeclaration(statements, importClause); + } + var namedBindings = importClause.namedBindings; + if (namedBindings) { + switch (namedBindings.kind) { + case 240 /* NamespaceImport */: + statements = appendExportsOfDeclaration(statements, namedBindings); + break; + case 241 /* NamedImports */: + for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { + var importBinding = _a[_i]; + statements = appendExportsOfDeclaration(statements, importBinding); + } + break; + } } - previousOnEmitNode(emitContext, node, emitCallback); + return statements; } /** - * Hooks node substitutions. + * Appends the export of an ImportEqualsDeclaration to a statement list, returning the + * statement list. * - * @param emitContext The context for the emitter. - * @param node The node to substitute. + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function onSubstituteNode(emitContext, node) { - if (node.id && noSubstitution && noSubstitution[node.id]) { - return previousOnSubstituteNode(emitContext, node); - } - node = previousOnSubstituteNode(emitContext, node); - if (ts.isPropertyAccessExpression(node)) { - return substitutePropertyAccessExpression(node); - } - else if (ts.isPropertyAssignment(node)) { - return substitutePropertyAssignment(node); + function appendExportsOfImportEqualsDeclaration(statements, decl) { + if (moduleInfo.exportEquals) { + return statements; } - return node; + return appendExportsOfDeclaration(statements, decl); } /** - * Substitutes a PropertyAccessExpression whose name is a reserved word. + * Appends the exports of a VariableStatement to a statement list, returning the statement + * list. * - * @param node A PropertyAccessExpression + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param node The VariableStatement whose exports are to be recorded. + * @param exportSelf A value indicating whether to also export each VariableDeclaration of + * `nodes` declaration list. */ - function substitutePropertyAccessExpression(node) { - var literalName = trySubstituteReservedName(node.name); - if (literalName) { - return ts.createElementAccess(node.expression, literalName, /*location*/ node); + function appendExportsOfVariableStatement(statements, node, exportSelf) { + if (moduleInfo.exportEquals) { + return statements; } - return node; + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + if (decl.initializer || exportSelf) { + statements = appendExportsOfBindingElement(statements, decl, exportSelf); + } + } + return statements; } /** - * Substitutes a PropertyAssignment whose name is a reserved word. + * Appends the exports of a VariableDeclaration or BindingElement to a statement list, + * returning the statement list. * - * @param node A PropertyAssignment + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. + * @param exportSelf A value indicating whether to also export the declaration itself. */ - function substitutePropertyAssignment(node) { - var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name); - if (literalName) { - return ts.updatePropertyAssignment(node, literalName, node.initializer); + function appendExportsOfBindingElement(statements, decl, exportSelf) { + if (moduleInfo.exportEquals) { + return statements; } - return node; + if (ts.isBindingPattern(decl.name)) { + for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + statements = appendExportsOfBindingElement(statements, element, exportSelf); + } + } + } + else if (!ts.isGeneratedIdentifier(decl.name)) { + var excludeName = void 0; + if (exportSelf) { + statements = appendExportStatement(statements, decl.name, ts.getLocalName(decl)); + excludeName = ts.idText(decl.name); + } + statements = appendExportsOfDeclaration(statements, decl, excludeName); + } + return statements; } /** - * If an identifier name is a reserved word, returns a string literal for the name. + * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, + * returning the statement list. * - * @param name An Identifier + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. */ - function trySubstituteReservedName(name) { - var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(name.text) : undefined); - if (token >= 71 /* FirstReservedWord */ && token <= 106 /* LastReservedWord */) { - return ts.createLiteral(name, /*location*/ name); + function appendExportsOfHoistedDeclaration(statements, decl) { + if (moduleInfo.exportEquals) { + return statements; } - return undefined; + var excludeName; + if (ts.hasModifier(decl, 1 /* Export */)) { + var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createLiteral("default") : decl.name; + statements = appendExportStatement(statements, exportName, ts.getLocalName(decl)); + excludeName = ts.getTextOfIdentifierOrLiteral(exportName); + } + if (decl.name) { + statements = appendExportsOfDeclaration(statements, decl, excludeName); + } + return statements; } - } - ts.transformES5 = transformES5; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - function transformES2015Module(context) { - var compilerOptions = context.getCompilerOptions(); - var previousOnEmitNode = context.onEmitNode; - var previousOnSubstituteNode = context.onSubstituteNode; - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - context.enableEmitNotification(261 /* SourceFile */); - context.enableSubstitution(70 /* Identifier */); - var currentSourceFile; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; + /** + * Appends the exports of a declaration to a statement list, returning the statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration to export. + * @param excludeName An optional name to exclude from exports. + */ + function appendExportsOfDeclaration(statements, decl, excludeName) { + if (moduleInfo.exportEquals) { + return statements; } - if (ts.isExternalModule(node) || compilerOptions.isolatedModules) { - var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions); - if (externalHelpersModuleName) { - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements); - ts.append(statements, ts.createImportDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText))); - ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); - return ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); - } - else { - return ts.visitEachChild(node, visitor, context); + var name = ts.getDeclarationName(decl); + var exportSpecifiers = moduleInfo.exportSpecifiers.get(ts.idText(name)); + if (exportSpecifiers) { + for (var _i = 0, exportSpecifiers_2 = exportSpecifiers; _i < exportSpecifiers_2.length; _i++) { + var exportSpecifier = exportSpecifiers_2[_i]; + if (exportSpecifier.name.escapedText !== excludeName) { + statements = appendExportStatement(statements, exportSpecifier.name, name); + } } } - return node; + return statements; } - function visitor(node) { - switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - // Elide `import=` as it is not legal with --module ES6 - return undefined; - case 240 /* ExportAssignment */: - return visitExportAssignment(node); + /** + * Appends the down-level representation of an export to a statement list, returning the + * statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param exportName The name of the export. + * @param expression The expression to export. + * @param allowComments Whether to allow comments on the export. + */ + function appendExportStatement(statements, exportName, expression, allowComments) { + statements = ts.append(statements, createExportStatement(exportName, expression, allowComments)); + return statements; + } + /** + * Creates a call to the current file's export function to export a value. + * + * @param name The bound name of the export. + * @param value The exported value. + * @param allowComments An optional value indicating whether to emit comments for the statement. + */ + function createExportStatement(name, value, allowComments) { + var statement = ts.createStatement(createExportExpression(name, value)); + ts.startOnNewLine(statement); + if (!allowComments) { + ts.setEmitFlags(statement, 1536 /* NoComments */); } - return node; + return statement; } - function visitExportAssignment(node) { - // Elide `export=` as it is not legal with --module ES6 - return node.isExportEquals ? undefined : node; + /** + * Creates a call to the current file's export function to export a value. + * + * @param name The bound name of the export. + * @param value The exported value. + */ + function createExportExpression(name, value) { + var exportName = ts.isIdentifier(name) ? ts.createLiteral(name) : name; + ts.setEmitFlags(value, ts.getEmitFlags(value) | 1536 /* NoComments */); + return ts.setCommentRange(ts.createCall(exportFunction, /*typeArguments*/ undefined, [exportName, value]), value); } // - // Emit Notification + // Top-Level or Nested Source Element Visitors // /** - * Hook for node emit. + * Visit nested elements at the top-level of a module. * - * @param emitContext A context hint for the emitter. - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. + * @param node The node to visit. */ - function onEmitNode(emitContext, node, emitCallback) { - if (ts.isSourceFile(node)) { - currentSourceFile = node; - previousOnEmitNode(emitContext, node, emitCallback); - currentSourceFile = undefined; - } - else { - previousOnEmitNode(emitContext, node, emitCallback); + function nestedElementVisitor(node) { + switch (node.kind) { + case 208 /* VariableStatement */: + return visitVariableStatement(node); + case 228 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 229 /* ClassDeclaration */: + return visitClassDeclaration(node); + case 214 /* ForStatement */: + return visitForStatement(node); + case 215 /* ForInStatement */: + return visitForInStatement(node); + case 216 /* ForOfStatement */: + return visitForOfStatement(node); + case 212 /* DoStatement */: + return visitDoStatement(node); + case 213 /* WhileStatement */: + return visitWhileStatement(node); + case 222 /* LabeledStatement */: + return visitLabeledStatement(node); + case 220 /* WithStatement */: + return visitWithStatement(node); + case 221 /* SwitchStatement */: + return visitSwitchStatement(node); + case 235 /* CaseBlock */: + return visitCaseBlock(node); + case 257 /* CaseClause */: + return visitCaseClause(node); + case 258 /* DefaultClause */: + return visitDefaultClause(node); + case 224 /* TryStatement */: + return visitTryStatement(node); + case 260 /* CatchClause */: + return visitCatchClause(node); + case 207 /* Block */: + return visitBlock(node); + case 290 /* MergeDeclarationMarker */: + return visitMergeDeclarationMarker(node); + case 291 /* EndOfDeclarationMarker */: + return visitEndOfDeclarationMarker(node); + default: + return destructuringAndImportCallVisitor(node); } } - // - // Substitutions - // /** - * Hooks node substitutions. + * Visits the body of a ForStatement to hoist declarations. * - * @param emitContext A context hint for the emitter. - * @param node The node to substitute. + * @param node The node to visit. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (ts.isIdentifier(node) && emitContext === 1 /* Expression */) { - return substituteExpressionIdentifier(node); - } + function visitForStatement(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateFor(node, visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.incrementor, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; return node; } - function substituteExpressionIdentifier(node) { - if (ts.getEmitFlags(node) & 4096 /* HelperName */) { - var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); - if (externalHelpersModuleName) { - return ts.createPropertyAccess(externalHelpersModuleName, node); - } - } + /** + * Visits the body of a ForInStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitForInStatement(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; return node; } - } - ts.transformES2015Module = transformES2015Module; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - function transformSystemModule(context) { - var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; - var compilerOptions = context.getCompilerOptions(); - var resolver = context.getEmitResolver(); - var host = context.getEmitHost(); - var previousOnSubstituteNode = context.onSubstituteNode; - var previousOnEmitNode = context.onEmitNode; - context.onSubstituteNode = onSubstituteNode; - context.onEmitNode = onEmitNode; - context.enableSubstitution(70 /* Identifier */); // Substitutes expression identifiers for imported symbols. - context.enableSubstitution(192 /* BinaryExpression */); // Substitutes assignments to exported symbols. - context.enableSubstitution(190 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(191 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableEmitNotification(261 /* SourceFile */); // Restore state when substituting nodes in a file. - var moduleInfoMap = ts.createMap(); // The ExternalModuleInfo for each file. - var deferredExports = ts.createMap(); // Exports to defer until an EndOfDeclarationMarker is found. - var exportFunctionsMap = ts.createMap(); // The export function associated with a source file. - var noSubstitutionMap = ts.createMap(); // Set of nodes for which substitution rules should be ignored for each file. - var currentSourceFile; // The current file. - var moduleInfo; // ExternalModuleInfo for the current file. - var exportFunction; // The export function for the current file. - var contextObject; // The context object for the current file. - var hoistedStatements; - var enclosingBlockScopedContainer; - var noSubstitution; // Set of nodes for which substitution rules should be ignored. - return transformSourceFile; /** - * Transforms the module aspects of a SourceFile. + * Visits the body of a ForOfStatement to hoist declarations. * - * @param node The SourceFile node. + * @param node The node to visit. */ - function transformSourceFile(node) { - if (ts.isDeclarationFile(node) - || !(ts.isExternalModule(node) - || compilerOptions.isolatedModules)) { + function visitForOfStatement(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateForOf(node, node.awaitModifier, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Determines whether to hoist the initializer of a ForStatement, ForInStatement, or + * ForOfStatement. + * + * @param node The node to test. + */ + function shouldHoistForInitializer(node) { + return ts.isVariableDeclarationList(node) + && shouldHoistVariableDeclarationList(node); + } + /** + * Visits the initializer of a ForStatement, ForInStatement, or ForOfStatement + * + * @param node The node to visit. + */ + function visitForInitializer(node) { + if (!node) { return node; } - var id = ts.getOriginalNodeId(node); - currentSourceFile = node; - enclosingBlockScopedContainer = node; - // System modules have the following shape: - // - // System.register(['dep-1', ... 'dep-n'], function(exports) {/* module body function */}) - // - // The parameter 'exports' here is a callback '(name: string, value: T) => T' that - // is used to publish exported values. 'exports' returns its 'value' argument so in - // most cases expressions that mutate exported values can be rewritten as: - // - // expr -> exports('name', expr) - // - // The only exception in this rule is postfix unary operators, - // see comment to 'substitutePostfixUnaryExpression' for more details - // Collect information about the external module and dependency groups. - moduleInfo = moduleInfoMap[id] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); - // Make sure that the name of the 'exports' function does not conflict with - // existing identifiers. - exportFunction = exportFunctionsMap[id] = ts.createUniqueName("exports"); - contextObject = ts.createUniqueName("context"); - // Add the body of the module. - var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports); - var moduleBodyBlock = createSystemModuleBody(node, dependencyGroups); - var moduleBodyFunction = ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, exportFunction), - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, contextObject) - ], - /*type*/ undefined, moduleBodyBlock); - // Write the call to `System.register` - // Clear the emit-helpers flag for later passes since we'll have already used it in the module body - // So the helper will be emit at the correct position instead of at the top of the source-file - var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); - var dependencies = ts.createArrayLiteral(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; })); - var updated = ts.setEmitFlags(ts.updateSourceFileNode(node, ts.createNodeArray([ - ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("System"), "register"), - /*typeArguments*/ undefined, moduleName - ? [moduleName, dependencies, moduleBodyFunction] - : [dependencies, moduleBodyFunction])) - ], node.statements)), 1024 /* NoTrailingComments */); - if (!(compilerOptions.outFile || compilerOptions.out)) { - ts.moveEmitHelpers(updated, moduleBodyBlock, function (helper) { return !helper.scoped; }); + if (shouldHoistForInitializer(node)) { + var expressions = void 0; + for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + expressions = ts.append(expressions, transformInitializedVariable(variable, /*isExportedDeclaration*/ false)); + if (!variable.initializer) { + hoistBindingElement(variable); + } + } + return expressions ? ts.inlineExpressions(expressions) : ts.createOmittedExpression(); } - if (noSubstitution) { - noSubstitutionMap[id] = noSubstitution; - noSubstitution = undefined; + else { + return ts.visitEachChild(node, nestedElementVisitor, context); } - currentSourceFile = undefined; - moduleInfo = undefined; - exportFunction = undefined; - contextObject = undefined; - hoistedStatements = undefined; - enclosingBlockScopedContainer = undefined; - return ts.aggregateTransformFlags(updated); } /** - * Collects the dependency groups for this files imports. + * Visits the body of a DoStatement to hoist declarations. * - * @param externalImports The imports for the file. + * @param node The node to visit. */ - function collectDependencyGroups(externalImports) { - var groupIndices = ts.createMap(); - var dependencyGroups = []; - for (var i = 0; i < externalImports.length; i++) { - var externalImport = externalImports[i]; - var externalModuleName = ts.getExternalModuleNameLiteral(externalImport, currentSourceFile, host, resolver, compilerOptions); - var text = externalModuleName.text; - if (ts.hasProperty(groupIndices, text)) { - // deduplicate/group entries in dependency list by the dependency name - var groupIndex = groupIndices[text]; - dependencyGroups[groupIndex].externalImports.push(externalImport); - } - else { - groupIndices[text] = dependencyGroups.length; - dependencyGroups.push({ - name: externalModuleName, - externalImports: [externalImport] - }); - } - } - return dependencyGroups; + function visitDoStatement(node) { + return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock), ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression)); } /** - * Adds the statements for the module body function for the source file. + * Visits the body of a WhileStatement to hoist declarations. * - * @param node The source file for the module. - * @param dependencyGroups The grouped dependencies of the module. + * @param node The node to visit. */ - function createSystemModuleBody(node, dependencyGroups) { - // Shape of the body in system modules: - // - // function (exports) { - // - // - // - // return { - // setters: [ - // - // ], - // execute: function() { - // - // } - // } - // - // } - // - // i.e: - // - // import {x} from 'file1' - // var y = 1; - // export function foo() { return y + x(); } - // console.log(y); - // - // Will be transformed to: - // - // function(exports) { - // function foo() { return y + file_1.x(); } - // exports("foo", foo); - // var file_1, y; - // return { - // setters: [ - // function(v) { file_1 = v } - // ], - // execute(): function() { - // y = 1; - // console.log(y); - // } - // }; - // } - var statements = []; - // We start a new lexical environment in this function body, but *not* in the - // body of the execute function. This allows us to emit temporary declarations - // only in the outer module body and not in the inner one. - startLexicalEnvironment(); - // Add any prologue directives. - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - // var __moduleName = context_1 && context_1.id; - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration("__moduleName", - /*type*/ undefined, ts.createLogicalAnd(contextObject, ts.createPropertyAccess(contextObject, "id"))) - ]))); - // Visit the synthetic external helpers import declaration if present - ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true); - // Visit the statements of the source file, emitting any transformations into - // the `executeStatements` array. We do this *before* we fill the `setters` array - // as we both emit transformations as well as aggregate some data used when creating - // setters. This allows us to reduce the number of times we need to loop through the - // statements of the source file. - var executeStatements = ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset); - // Emit early exports for function declarations. - ts.addRange(statements, hoistedStatements); - // We emit hoisted variables early to align roughly with our previous emit output. - // Two key differences in this approach are: - // - Temporary variables will appear at the top rather than at the bottom of the file - ts.addRange(statements, endLexicalEnvironment()); - var exportStarFunction = addExportStarIfNeeded(statements); - statements.push(ts.createReturn(ts.setMultiLine(ts.createObjectLiteral([ - ts.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)), - ts.createPropertyAssignment("execute", ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, - /*parameters*/ [], - /*type*/ undefined, ts.createBlock(executeStatements, - /*location*/ undefined, - /*multiLine*/ true))) - ]), - /*multiLine*/ true))); - return ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true); + function visitWhileStatement(node) { + return ts.updateWhile(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + } + /** + * Visits the body of a LabeledStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitLabeledStatement(node) { + return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); } /** - * Adds an exportStar function to a statement list if it is needed for the file. + * Visits the body of a WithStatement to hoist declarations. * - * @param statements A statement list. + * @param node The node to visit. */ - function addExportStarIfNeeded(statements) { - if (!moduleInfo.hasExportStarsToExportValues) { - return; + function visitWithStatement(node) { + return ts.updateWith(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); + } + /** + * Visits the body of a SwitchStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitSwitchStatement(node) { + return ts.updateSwitch(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNode(node.caseBlock, nestedElementVisitor, ts.isCaseBlock)); + } + /** + * Visits the body of a CaseBlock to hoist declarations. + * + * @param node The node to visit. + */ + function visitCaseBlock(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateCaseBlock(node, ts.visitNodes(node.clauses, nestedElementVisitor, ts.isCaseOrDefaultClause)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Visits the body of a CaseClause to hoist declarations. + * + * @param node The node to visit. + */ + function visitCaseClause(node) { + return ts.updateCaseClause(node, ts.visitNode(node.expression, destructuringAndImportCallVisitor, ts.isExpression), ts.visitNodes(node.statements, nestedElementVisitor, ts.isStatement)); + } + /** + * Visits the body of a DefaultClause to hoist declarations. + * + * @param node The node to visit. + */ + function visitDefaultClause(node) { + return ts.visitEachChild(node, nestedElementVisitor, context); + } + /** + * Visits the body of a TryStatement to hoist declarations. + * + * @param node The node to visit. + */ + function visitTryStatement(node) { + return ts.visitEachChild(node, nestedElementVisitor, context); + } + /** + * Visits the body of a CatchClause to hoist declarations. + * + * @param node The node to visit. + */ + function visitCatchClause(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.updateCatchClause(node, node.variableDeclaration, ts.visitNode(node.block, nestedElementVisitor, ts.isBlock)); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + /** + * Visits the body of a Block to hoist declarations. + * + * @param node The node to visit. + */ + function visitBlock(node) { + var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; + enclosingBlockScopedContainer = node; + node = ts.visitEachChild(node, nestedElementVisitor, context); + enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; + return node; + } + // + // Destructuring Assignment Visitors + // + /** + * Visit nodes to flatten destructuring assignments to exported symbols. + * + * @param node The node to visit. + */ + function destructuringAndImportCallVisitor(node) { + if (node.transformFlags & 1024 /* DestructuringAssignment */ + && node.kind === 194 /* BinaryExpression */) { + return visitDestructuringAssignment(node); } - // when resolving exports local exported entries/indirect exported entries in the module - // should always win over entries with similar names that were added via star exports - // to support this we store names of local/indirect exported entries in a set. - // this set is used to filter names brought by star expors. - // local names set should only be added if we have anything exported - if (!moduleInfo.exportedNames && ts.isEmpty(moduleInfo.exportSpecifiers)) { - // no exported declarations (export var ...) or export specifiers (export {x}) - // check if we have any non star export declarations. - var hasExportDeclarationWithExportClause = false; - for (var _i = 0, _a = moduleInfo.externalImports; _i < _a.length; _i++) { - var externalImport = _a[_i]; - if (externalImport.kind === 241 /* ExportDeclaration */ && externalImport.exportClause) { - hasExportDeclarationWithExportClause = true; - break; - } - } - if (!hasExportDeclarationWithExportClause) { - // we still need to emit exportStar helper - var exportStarFunction_1 = createExportStarFunction(/*localNames*/ undefined); - statements.push(exportStarFunction_1); - return exportStarFunction_1.name; - } + else if (ts.isImportCall(node)) { + return visitImportCallExpression(node); } - var exportedNames = []; - if (moduleInfo.exportedNames) { - for (var _b = 0, _c = moduleInfo.exportedNames; _b < _c.length; _b++) { - var exportedLocalName = _c[_b]; - if (exportedLocalName.text === "default") { - continue; - } - // write name of exported declaration, i.e 'export var x...' - exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createLiteral(true))); - } + else if ((node.transformFlags & 2048 /* ContainsDestructuringAssignment */) || (node.transformFlags & 67108864 /* ContainsDynamicImport */)) { + return ts.visitEachChild(node, destructuringAndImportCallVisitor, context); } - for (var _d = 0, _e = moduleInfo.externalImports; _d < _e.length; _d++) { - var externalImport = _e[_d]; - if (externalImport.kind !== 241 /* ExportDeclaration */) { - continue; - } - var exportDecl = externalImport; - if (!exportDecl.exportClause) { - // export * from ... - continue; - } - for (var _f = 0, _g = exportDecl.exportClause.elements; _f < _g.length; _f++) { - var element = _g[_f]; - // write name of indirectly exported entry, i.e. 'export {x} from ...' - exportedNames.push(ts.createPropertyAssignment(ts.createLiteral((element.name || element.propertyName).text), ts.createLiteral(true))); - } + else { + return node; } - var exportedNamesStorageRef = ts.createUniqueName("exportedNames"); - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(exportedNamesStorageRef, - /*type*/ undefined, ts.createObjectLiteral(exportedNames, /*location*/ undefined, /*multiline*/ true)) - ]))); - var exportStarFunction = createExportStarFunction(exportedNamesStorageRef); - statements.push(exportStarFunction); - return exportStarFunction.name; + } + function visitImportCallExpression(node) { + // import("./blah") + // emit as + // System.register([], function (_export, _context) { + // return { + // setters: [], + // execute: () => { + // _context.import('./blah'); + // } + // }; + // }); + return ts.createCall(ts.createPropertyAccess(contextObject, ts.createIdentifier("import")), + /*typeArguments*/ undefined, ts.some(node.arguments) ? [ts.visitNode(node.arguments[0], destructuringAndImportCallVisitor)] : []); } /** - * Creates an exportStar function for the file, with an optional set of excluded local - * names. + * Visits a DestructuringAssignment to flatten destructuring to exported symbols. * - * @param localNames An optional reference to an object containing a set of excluded local - * names. + * @param node The node to visit. */ - function createExportStarFunction(localNames) { - var exportStarFunction = ts.createUniqueName("exportStar"); - var m = ts.createIdentifier("m"); - var n = ts.createIdentifier("n"); - var exports = ts.createIdentifier("exports"); - var condition = ts.createStrictInequality(n, ts.createLiteral("default")); - if (localNames) { - condition = ts.createLogicalAnd(condition, ts.createLogicalNot(ts.createCall(ts.createPropertyAccess(localNames, "hasOwnProperty"), - /*typeArguments*/ undefined, [n]))); + function visitDestructuringAssignment(node) { + if (hasExportedReferenceInDestructuringTarget(node.left)) { + return ts.flattenDestructuringAssignment(node, destructuringAndImportCallVisitor, context, 0 /* All */, + /*needsValue*/ true); } - return ts.createFunctionDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, exportStarFunction, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, m)], - /*type*/ undefined, ts.createBlock([ - ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(exports, - /*type*/ undefined, ts.createObjectLiteral([])) - ])), - ts.createForIn(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(n, /*type*/ undefined) - ]), m, ts.createBlock([ - ts.setEmitFlags(ts.createIf(condition, ts.createStatement(ts.createAssignment(ts.createElementAccess(exports, n), ts.createElementAccess(m, n)))), 1 /* SingleLine */) - ])), - ts.createStatement(ts.createCall(exportFunction, - /*typeArguments*/ undefined, [exports])) - ], - /*location*/ undefined, - /*multiline*/ true)); + return ts.visitEachChild(node, destructuringAndImportCallVisitor, context); } /** - * Creates an array setter callbacks for each dependency group. + * Determines whether the target of a destructuring assigment refers to an exported symbol. * - * @param exportStarFunction A reference to an exportStarFunction for the file. - * @param dependencyGroups An array of grouped dependencies. + * @param node The destructuring target. */ - function createSettersArray(exportStarFunction, dependencyGroups) { - var setters = []; - for (var _i = 0, dependencyGroups_1 = dependencyGroups; _i < dependencyGroups_1.length; _i++) { - var group = dependencyGroups_1[_i]; - // derive a unique name for parameter from the first named entry in the group - var localName = ts.forEach(group.externalImports, function (i) { return ts.getLocalNameForExternalImport(i, currentSourceFile); }); - var parameterName = localName ? ts.getGeneratedNameForNode(localName) : ts.createUniqueName(""); - var statements = []; - for (var _a = 0, _b = group.externalImports; _a < _b.length; _a++) { - var entry = _b[_a]; - var importVariableName = ts.getLocalNameForExternalImport(entry, currentSourceFile); - switch (entry.kind) { - case 235 /* ImportDeclaration */: - if (!entry.importClause) { - // 'import "..."' case - // module is imported only for side-effects, no emit required - break; - } - // fall-through - case 234 /* ImportEqualsDeclaration */: - ts.Debug.assert(importVariableName !== undefined); - // save import into the local - statements.push(ts.createStatement(ts.createAssignment(importVariableName, parameterName))); - break; - case 241 /* ExportDeclaration */: - ts.Debug.assert(importVariableName !== undefined); - if (entry.exportClause) { - // export {a, b as c} from 'foo' - // - // emit as: - // - // exports_({ - // "a": _["a"], - // "c": _["b"] - // }); - var properties = []; - for (var _c = 0, _d = entry.exportClause.elements; _c < _d.length; _c++) { - var e = _d[_c]; - properties.push(ts.createPropertyAssignment(ts.createLiteral(e.name.text), ts.createElementAccess(parameterName, ts.createLiteral((e.propertyName || e.name).text)))); - } - statements.push(ts.createStatement(ts.createCall(exportFunction, - /*typeArguments*/ undefined, [ts.createObjectLiteral(properties, /*location*/ undefined, /*multiline*/ true)]))); - } - else { - // export * from 'foo' - // - // emit as: - // - // exportStar(foo_1_1); - statements.push(ts.createStatement(ts.createCall(exportStarFunction, - /*typeArguments*/ undefined, [parameterName]))); - } - break; - } - } - setters.push(ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], - /*type*/ undefined, ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true))); + function hasExportedReferenceInDestructuringTarget(node) { + if (ts.isAssignmentExpression(node, /*excludeCompoundAssignment*/ true)) { + return hasExportedReferenceInDestructuringTarget(node.left); + } + else if (ts.isSpreadElement(node)) { + return hasExportedReferenceInDestructuringTarget(node.expression); + } + else if (ts.isObjectLiteralExpression(node)) { + return ts.some(node.properties, hasExportedReferenceInDestructuringTarget); + } + else if (ts.isArrayLiteralExpression(node)) { + return ts.some(node.elements, hasExportedReferenceInDestructuringTarget); + } + else if (ts.isShorthandPropertyAssignment(node)) { + return hasExportedReferenceInDestructuringTarget(node.name); + } + else if (ts.isPropertyAssignment(node)) { + return hasExportedReferenceInDestructuringTarget(node.initializer); + } + else if (ts.isIdentifier(node)) { + var container = resolver.getReferencedExportContainer(node); + return container !== undefined && container.kind === 265 /* SourceFile */; + } + else { + return false; } - return ts.createArrayLiteral(setters, /*location*/ undefined, /*multiLine*/ true); } // - // Top-level Source Element Visitors + // Modifier Visitors // /** - * Visit source elements at the top-level of a module. + * Visit nodes to elide module-specific modifiers. * * @param node The node to visit. */ - function sourceElementVisitor(node) { + function modifierVisitor(node) { switch (node.kind) { - case 235 /* ImportDeclaration */: - return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: - return visitImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: - // ExportDeclarations are elided as they are handled via - // `appendExportsOfDeclaration`. + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: return undefined; - case 240 /* ExportAssignment */: - return visitExportAssignment(node); - default: - return nestedElementVisitor(node); } + return node; } + // + // Emit Notification + // /** - * Visits an ImportDeclaration node. + * Hook for node emit notifications. * - * @param node The node to visit. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback A callback used to emit the node in the printer. */ - function visitImportDeclaration(node) { - var statements; - if (node.importClause) { - hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); - } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node + function onEmitNode(hint, node, emitCallback) { + if (node.kind === 265 /* SourceFile */) { var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node); + currentSourceFile = node; + moduleInfo = moduleInfoMap[id]; + exportFunction = exportFunctionsMap[id]; + noSubstitution = noSubstitutionMap[id]; + if (noSubstitution) { + delete noSubstitutionMap[id]; + } + previousOnEmitNode(hint, node, emitCallback); + currentSourceFile = undefined; + moduleInfo = undefined; + exportFunction = undefined; + noSubstitution = undefined; } else { - statements = appendExportsOfImportDeclaration(statements, node); + previousOnEmitNode(hint, node, emitCallback); } - return ts.singleOrMany(statements); } + // + // Substitutions + // /** - * Visits an ImportEqualsDeclaration node. + * Hooks node substitutions. * - * @param node The node to visit. + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. */ - function visitImportEqualsDeclaration(node) { - ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); - var statements; - hoistVariableDeclaration(ts.getLocalNameForExternalImport(node, currentSourceFile)); - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (isSubstitutionPrevented(node)) { + return node; } - else { - statements = appendExportsOfImportEqualsDeclaration(statements, node); + if (hint === 1 /* Expression */) { + return substituteExpression(node); } - return ts.singleOrMany(statements); + return node; } /** - * Visits an ExportAssignment node. + * Substitute the expression, if necessary. * - * @param node The node to visit. + * @param node The node to substitute. */ - function visitExportAssignment(node) { - if (node.isExportEquals) { - // Elide `export=` as it is illegal in a SystemJS module. - return undefined; - } - var expression = ts.visitNode(node.expression, destructuringVisitor, ts.isExpression); - var original = node.original; - if (original && hasAssociatedEndOfDeclarationMarker(original)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), expression, /*allowComments*/ true); - } - else { - return createExportStatement(ts.createIdentifier("default"), expression, /*allowComments*/ true); + function substituteExpression(node) { + switch (node.kind) { + case 71 /* Identifier */: + return substituteExpressionIdentifier(node); + case 194 /* BinaryExpression */: + return substituteBinaryExpression(node); + case 192 /* PrefixUnaryExpression */: + case 193 /* PostfixUnaryExpression */: + return substituteUnaryExpression(node); } + return node; } /** - * Visits a FunctionDeclaration, hoisting it to the outer module body function. + * Substitution for an Identifier expression that may contain an imported or exported symbol. * - * @param node The node to visit. + * @param node The node to substitute. */ - function visitFunctionDeclaration(node) { - if (ts.hasModifier(node, 1 /* Export */)) { - hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, ts.visitNodes(node.parameters, destructuringVisitor, ts.isParameterDeclaration), - /*type*/ undefined, ts.visitNode(node.body, destructuringVisitor, ts.isBlock))); - } - else { - hoistedStatements = ts.append(hoistedStatements, node); + function substituteExpressionIdentifier(node) { + if (ts.getEmitFlags(node) & 4096 /* HelperName */) { + var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); + if (externalHelpersModuleName) { + return ts.createPropertyAccess(externalHelpersModuleName, node); + } + return node; } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + // When we see an identifier in an expression position that + // points to an imported symbol, we should substitute a qualified + // reference to the imported symbol if one is needed. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. + if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { + var importDeclaration = resolver.getReferencedImportDeclaration(node); + if (importDeclaration) { + if (ts.isImportClause(importDeclaration)) { + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), + /*location*/ node); + } + else if (ts.isImportSpecifier(importDeclaration)) { + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name)), + /*location*/ node); + } + } } - else { - hoistedStatements = appendExportsOfHoistedDeclaration(hoistedStatements, node); + return node; + } + /** + * Substitution for a BinaryExpression that may contain an imported or exported symbol. + * + * @param node The node to substitute. + */ + function substituteBinaryExpression(node) { + // When we see an assignment expression whose left-hand side is an exported symbol, + // we should ensure all exports of that symbol are updated with the correct value. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. + // - We do not substitute identifiers that were originally the name of an enum or + // namespace due to how they are transformed in TypeScript. + // - We only substitute identifiers that are exported at the top level. + if (ts.isAssignmentOperator(node.operatorToken.kind) + && ts.isIdentifier(node.left) + && !ts.isGeneratedIdentifier(node.left) + && !ts.isLocalName(node.left) + && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) { + var exportedNames = getExports(node.left); + if (exportedNames) { + // For each additional export of the declaration, apply an export assignment. + var expression = node; + for (var _i = 0, exportedNames_3 = exportedNames; _i < exportedNames_3.length; _i++) { + var exportName = exportedNames_3[_i]; + expression = createExportExpression(exportName, preventSubstitution(expression)); + } + return expression; + } } - return undefined; + return node; } /** - * Visits a ClassDeclaration, hoisting its name to the outer module body function. + * Substitution for a UnaryExpression that may contain an imported or exported symbol. * - * @param node The node to visit. + * @param node The node to substitute. */ - function visitClassDeclaration(node) { - var statements; - // Hoist the name of the class declaration to the outer module body function. - var name = ts.getLocalName(node); - hoistVariableDeclaration(name); - // Rewrite the class declaration into an assignment of a class expression. - statements = ts.append(statements, ts.createStatement(ts.createAssignment(name, ts.createClassExpression( - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, destructuringVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringVisitor, ts.isClassElement), - /*location*/ node)), - /*location*/ node)); - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + function substituteUnaryExpression(node) { + // When we see a prefix or postfix increment expression whose operand is an exported + // symbol, we should ensure all exports of that symbol are updated with the correct + // value. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. + // - We do not substitute identifiers that were originally the name of an enum or + // namespace due to how they are transformed in TypeScript. + // - We only substitute identifiers that are exported at the top level. + if ((node.operator === 43 /* PlusPlusToken */ || node.operator === 44 /* MinusMinusToken */) + && ts.isIdentifier(node.operand) + && !ts.isGeneratedIdentifier(node.operand) + && !ts.isLocalName(node.operand) + && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { + var exportedNames = getExports(node.operand); + if (exportedNames) { + var expression = node.kind === 193 /* PostfixUnaryExpression */ + ? ts.setTextRange(ts.createPrefix(node.operator, node.operand), node) + : node; + for (var _i = 0, exportedNames_4 = exportedNames; _i < exportedNames_4.length; _i++) { + var exportName = exportedNames_4[_i]; + expression = createExportExpression(exportName, preventSubstitution(expression)); + } + if (node.kind === 193 /* PostfixUnaryExpression */) { + expression = node.operator === 43 /* PlusPlusToken */ + ? ts.createSubtract(preventSubstitution(expression), ts.createLiteral(1)) + : ts.createAdd(preventSubstitution(expression), ts.createLiteral(1)); + } + return expression; + } } - else { - statements = appendExportsOfHoistedDeclaration(statements, node); + return node; + } + /** + * Gets the exports of a name. + * + * @param name The name. + */ + function getExports(name) { + var exportedNames; + if (!ts.isGeneratedIdentifier(name)) { + var valueDeclaration = resolver.getReferencedImportDeclaration(name) + || resolver.getReferencedValueDeclaration(name); + if (valueDeclaration) { + var exportContainer = resolver.getReferencedExportContainer(name, /*prefixLocals*/ false); + if (exportContainer && exportContainer.kind === 265 /* SourceFile */) { + exportedNames = ts.append(exportedNames, ts.getDeclarationName(valueDeclaration)); + } + exportedNames = ts.addRange(exportedNames, moduleInfo && moduleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]); + } } - return ts.singleOrMany(statements); + return exportedNames; } /** - * Visits a variable statement, hoisting declared names to the top-level module body. - * Each declaration is rewritten into an assignment expression. + * Prevent substitution of a node for this transformer. * - * @param node The node to visit. + * @param node The node which should not be substituted. */ - function visitVariableStatement(node) { - if (!shouldHoistVariableDeclarationList(node.declarationList)) { - return ts.visitNode(node, destructuringVisitor, ts.isStatement); + function preventSubstitution(node) { + if (noSubstitution === undefined) + noSubstitution = []; + noSubstitution[ts.getNodeId(node)] = true; + return node; + } + /** + * Determines whether a node should not be substituted. + * + * @param node The node to test. + */ + function isSubstitutionPrevented(node) { + return noSubstitution && node.id && noSubstitution[node.id]; + } + } + ts.transformSystemModule = transformSystemModule; +})(ts || (ts = {})); +/// +/// +/*@internal*/ +var ts; +(function (ts) { + function transformES2015Module(context) { + var compilerOptions = context.getCompilerOptions(); + var previousOnEmitNode = context.onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + context.onEmitNode = onEmitNode; + context.onSubstituteNode = onSubstituteNode; + context.enableEmitNotification(265 /* SourceFile */); + context.enableSubstitution(71 /* Identifier */); + var currentSourceFile; + return transformSourceFile; + function transformSourceFile(node) { + if (node.isDeclarationFile) { + return node; } - var expressions; - var isExportedDeclaration = ts.hasModifier(node, 1 /* Export */); - var isMarkedDeclaration = hasAssociatedEndOfDeclarationMarker(node); - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - if (variable.initializer) { - expressions = ts.append(expressions, transformInitializedVariable(variable, isExportedDeclaration && !isMarkedDeclaration)); + if (ts.isExternalModule(node) || compilerOptions.isolatedModules) { + var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions); + if (externalHelpersModuleName) { + var statements = []; + var statementOffset = ts.addPrologue(statements, node.statements); + ts.append(statements, ts.createImportDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText))); + ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); } else { - hoistBindingElement(variable); + return ts.visitEachChild(node, visitor, context); } } - var statements; - if (expressions) { - statements = ts.append(statements, ts.createStatement(ts.inlineExpressions(expressions), /*location*/ node)); - } - if (isMarkedDeclaration) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node, isExportedDeclaration); - } - else { - statements = appendExportsOfVariableStatement(statements, node, /*exportSelf*/ false); + return node; + } + function visitor(node) { + switch (node.kind) { + case 237 /* ImportEqualsDeclaration */: + // Elide `import=` as it is not legal with --module ES6 + return undefined; + case 243 /* ExportAssignment */: + return visitExportAssignment(node); } - return ts.singleOrMany(statements); + return node; + } + function visitExportAssignment(node) { + // Elide `export=` as it is not legal with --module ES6 + return node.isExportEquals ? undefined : node; } + // + // Emit Notification + // /** - * Hoists the declared names of a VariableDeclaration or BindingElement. + * Hook for node emit. * - * @param node The declaration to hoist. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emit A callback used to emit the node in the printer. */ - function hoistBindingElement(node) { - if (ts.isBindingPattern(node.name)) { - for (var _i = 0, _a = node.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - hoistBindingElement(element); - } - } + function onEmitNode(hint, node, emitCallback) { + if (ts.isSourceFile(node)) { + currentSourceFile = node; + previousOnEmitNode(hint, node, emitCallback); + currentSourceFile = undefined; } else { - hoistVariableDeclaration(ts.getSynthesizedClone(node.name)); + previousOnEmitNode(hint, node, emitCallback); } } + // + // Substitutions + // /** - * Determines whether a VariableDeclarationList should be hoisted. + * Hooks node substitutions. * - * @param node The node to test. + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. */ - function shouldHoistVariableDeclarationList(node) { - // hoist only non-block scoped declarations or block scoped declarations parented by source file - return (ts.getEmitFlags(node) & 1048576 /* NoHoisting */) === 0 - && (enclosingBlockScopedContainer.kind === 261 /* SourceFile */ - || (ts.getOriginalNode(node).flags & 3 /* BlockScoped */) === 0); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (ts.isIdentifier(node) && hint === 1 /* Expression */) { + return substituteExpressionIdentifier(node); + } + return node; } - /** - * Transform an initialized variable declaration into an expression. - * - * @param node The node to transform. - * @param isExportedDeclaration A value indicating whether the variable is exported. - */ - function transformInitializedVariable(node, isExportedDeclaration) { - var createAssignment = isExportedDeclaration ? createExportedVariableAssignment : createNonExportedVariableAssignment; - return ts.isBindingPattern(node.name) - ? ts.flattenDestructuringAssignment(node, destructuringVisitor, context, 0 /* All */, - /*needsValue*/ false, createAssignment) - : createAssignment(node.name, ts.visitNode(node.initializer, destructuringVisitor, ts.isExpression)); + function substituteExpressionIdentifier(node) { + if (ts.getEmitFlags(node) & 4096 /* HelperName */) { + var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); + if (externalHelpersModuleName) { + return ts.createPropertyAccess(externalHelpersModuleName, node); + } + } + return node; } - /** - * Creates an assignment expression for an exported variable declaration. - * - * @param name The name of the variable. - * @param value The value of the variable's initializer. - * @param location The source map location for the assignment. - */ - function createExportedVariableAssignment(name, value, location) { - return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ true); + } + ts.transformES2015Module = transformES2015Module; +})(ts || (ts = {})); +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/* @internal */ +var ts; +(function (ts) { + function getModuleTransformer(moduleKind) { + switch (moduleKind) { + case ts.ModuleKind.ESNext: + case ts.ModuleKind.ES2015: + return ts.transformES2015Module; + case ts.ModuleKind.System: + return ts.transformSystemModule; + default: + return ts.transformModule; } - /** - * Creates an assignment expression for a non-exported variable declaration. - * - * @param name The name of the variable. - * @param value The value of the variable's initializer. - * @param location The source map location for the assignment. - */ - function createNonExportedVariableAssignment(name, value, location) { - return createVariableAssignment(name, value, location, /*isExportedDeclaration*/ false); + } + var TransformationState; + (function (TransformationState) { + TransformationState[TransformationState["Uninitialized"] = 0] = "Uninitialized"; + TransformationState[TransformationState["Initialized"] = 1] = "Initialized"; + TransformationState[TransformationState["Completed"] = 2] = "Completed"; + TransformationState[TransformationState["Disposed"] = 3] = "Disposed"; + })(TransformationState || (TransformationState = {})); + var SyntaxKindFeatureFlags; + (function (SyntaxKindFeatureFlags) { + SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["Substitution"] = 1] = "Substitution"; + SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["EmitNotifications"] = 2] = "EmitNotifications"; + })(SyntaxKindFeatureFlags || (SyntaxKindFeatureFlags = {})); + function getTransformers(compilerOptions, customTransformers) { + var jsx = compilerOptions.jsx; + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var moduleKind = ts.getEmitModuleKind(compilerOptions); + var transformers = []; + ts.addRange(transformers, customTransformers && customTransformers.before); + transformers.push(ts.transformTypeScript); + if (jsx === 2 /* React */) { + transformers.push(ts.transformJsx); } - /** - * Creates an assignment expression for a variable declaration. - * - * @param name The name of the variable. - * @param value The value of the variable's initializer. - * @param location The source map location for the assignment. - * @param isExportedDeclaration A value indicating whether the variable is exported. - */ - function createVariableAssignment(name, value, location, isExportedDeclaration) { - hoistVariableDeclaration(ts.getSynthesizedClone(name)); - return isExportedDeclaration - ? createExportExpression(name, preventSubstitution(ts.createAssignment(name, value, location))) - : preventSubstitution(ts.createAssignment(name, value, location)); + if (languageVersion < 5 /* ESNext */) { + transformers.push(ts.transformESNext); } - /** - * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged - * and transformed declaration. - * - * @param node The node to visit. - */ - function visitMergeDeclarationMarker(node) { - // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding - // declaration we do not emit a leading variable declaration. To preserve the - // begin/end semantics of the declararation and to properly handle exports - // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. - // - // To balance the declaration, we defer the exports of the elided variable - // statement until we visit this declaration's `EndOfDeclarationMarker`. - if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 205 /* VariableStatement */) { - var id = ts.getOriginalNodeId(node); - var isExportedDeclaration = ts.hasModifier(node.original, 1 /* Export */); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original, isExportedDeclaration); + if (languageVersion < 4 /* ES2017 */) { + transformers.push(ts.transformES2017); + } + if (languageVersion < 3 /* ES2016 */) { + transformers.push(ts.transformES2016); + } + if (languageVersion < 2 /* ES2015 */) { + transformers.push(ts.transformES2015); + transformers.push(ts.transformGenerators); + } + transformers.push(getModuleTransformer(moduleKind)); + // The ES5 transformer is last so that it can substitute expressions like `exports.default` + // for ES3. + if (languageVersion < 1 /* ES5 */) { + transformers.push(ts.transformES5); + } + ts.addRange(transformers, customTransformers && customTransformers.after); + return transformers; + } + ts.getTransformers = getTransformers; + /** + * Transforms an array of SourceFiles by passing them through each transformer. + * + * @param resolver The emit resolver provided by the checker. + * @param host The emit host object used to interact with the file system. + * @param options Compiler options to surface in the `TransformationContext`. + * @param nodes An array of nodes to transform. + * @param transforms An array of `TransformerFactory` callbacks. + * @param allowDtsFiles A value indicating whether to allow the transformation of .d.ts files. + */ + function transformNodes(resolver, host, options, nodes, transformers, allowDtsFiles) { + var enabledSyntaxKindFeatures = new Array(292 /* Count */); + var lexicalEnvironmentVariableDeclarations; + var lexicalEnvironmentFunctionDeclarations; + var lexicalEnvironmentVariableDeclarationsStack = []; + var lexicalEnvironmentFunctionDeclarationsStack = []; + var lexicalEnvironmentStackOffset = 0; + var lexicalEnvironmentSuspended = false; + var emitHelpers; + var onSubstituteNode = function (_, node) { return node; }; + var onEmitNode = function (hint, node, callback) { return callback(hint, node); }; + var state = 0 /* Uninitialized */; + // The transformation context is provided to each transformer as part of transformer + // initialization. + var context = { + getCompilerOptions: function () { return options; }, + getEmitResolver: function () { return resolver; }, + getEmitHost: function () { return host; }, + startLexicalEnvironment: startLexicalEnvironment, + suspendLexicalEnvironment: suspendLexicalEnvironment, + resumeLexicalEnvironment: resumeLexicalEnvironment, + endLexicalEnvironment: endLexicalEnvironment, + hoistVariableDeclaration: hoistVariableDeclaration, + hoistFunctionDeclaration: hoistFunctionDeclaration, + requestEmitHelper: requestEmitHelper, + readEmitHelpers: readEmitHelpers, + enableSubstitution: enableSubstitution, + enableEmitNotification: enableEmitNotification, + isSubstitutionEnabled: isSubstitutionEnabled, + isEmitNotificationEnabled: isEmitNotificationEnabled, + get onSubstituteNode() { return onSubstituteNode; }, + set onSubstituteNode(value) { + ts.Debug.assert(state < 1 /* Initialized */, "Cannot modify transformation hooks after initialization has completed."); + ts.Debug.assert(value !== undefined, "Value must not be 'undefined'"); + onSubstituteNode = value; + }, + get onEmitNode() { return onEmitNode; }, + set onEmitNode(value) { + ts.Debug.assert(state < 1 /* Initialized */, "Cannot modify transformation hooks after initialization has completed."); + ts.Debug.assert(value !== undefined, "Value must not be 'undefined'"); + onEmitNode = value; } - return node; + }; + // Ensure the parse tree is clean before applying transformations + for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) { + var node = nodes_4[_i]; + ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node))); + } + ts.performance.mark("beforeTransform"); + // Chain together and initialize each transformer. + var transformation = ts.chain.apply(void 0, transformers)(context); + // prevent modification of transformation hooks. + state = 1 /* Initialized */; + // Transform each node. + var transformed = ts.map(nodes, allowDtsFiles ? transformation : transformRoot); + // prevent modification of the lexical environment. + state = 2 /* Completed */; + ts.performance.mark("afterTransform"); + ts.performance.measure("transformTime", "beforeTransform", "afterTransform"); + return { + transformed: transformed, + substituteNode: substituteNode, + emitNodeWithNotification: emitNodeWithNotification, + dispose: dispose + }; + function transformRoot(node) { + return node && (!ts.isSourceFile(node) || !node.isDeclarationFile) ? transformation(node) : node; } /** - * Determines whether a node has an associated EndOfDeclarationMarker. - * - * @param node The node to test. + * Enables expression substitutions in the pretty printer for the provided SyntaxKind. */ - function hasAssociatedEndOfDeclarationMarker(node) { - return (ts.getEmitFlags(node) & 2097152 /* HasEndOfDeclarationMarker */) !== 0; + function enableSubstitution(kind) { + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); + enabledSyntaxKindFeatures[kind] |= 1 /* Substitution */; } /** - * Visits a DeclarationMarker used as a placeholder for the end of a transformed - * declaration. - * - * @param node The node to visit. + * Determines whether expression substitutions are enabled for the provided node. */ - function visitEndOfDeclarationMarker(node) { - // For some transformations we emit an `EndOfDeclarationMarker` to mark the actual - // end of the transformed declaration. We use this marker to emit any deferred exports - // of the declaration. - var id = ts.getOriginalNodeId(node); - var statements = deferredExports[id]; - if (statements) { - delete deferredExports[id]; - return ts.append(statements, node); - } - return node; + function isSubstitutionEnabled(node) { + return (enabledSyntaxKindFeatures[node.kind] & 1 /* Substitution */) !== 0 + && (ts.getEmitFlags(node) & 4 /* NoSubstitution */) === 0; } /** - * Appends the exports of an ImportDeclaration to a statement list, returning the - * statement list. + * Emits a node with possible substitution. * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback The callback used to emit the node or its substitute. */ - function appendExportsOfImportDeclaration(statements, decl) { - if (moduleInfo.exportEquals) { - return statements; - } - var importClause = decl.importClause; - if (!importClause) { - return statements; - } - if (importClause.name) { - statements = appendExportsOfDeclaration(statements, importClause); - } - var namedBindings = importClause.namedBindings; - if (namedBindings) { - switch (namedBindings.kind) { - case 237 /* NamespaceImport */: - statements = appendExportsOfDeclaration(statements, namedBindings); - break; - case 238 /* NamedImports */: - for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { - var importBinding = _a[_i]; - statements = appendExportsOfDeclaration(statements, importBinding); - } - break; - } - } - return statements; + function substituteNode(hint, node) { + ts.Debug.assert(state < 3 /* Disposed */, "Cannot substitute a node after the result is disposed."); + return node && isSubstitutionEnabled(node) && onSubstituteNode(hint, node) || node; } /** - * Appends the export of an ImportEqualsDeclaration to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. + * Enables before/after emit notifications in the pretty printer for the provided SyntaxKind. */ - function appendExportsOfImportEqualsDeclaration(statements, decl) { - if (moduleInfo.exportEquals) { - return statements; - } - return appendExportsOfDeclaration(statements, decl); + function enableEmitNotification(kind) { + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); + enabledSyntaxKindFeatures[kind] |= 2 /* EmitNotifications */; } /** - * Appends the exports of a VariableStatement to a statement list, returning the statement - * list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param node The VariableStatement whose exports are to be recorded. - * @param exportSelf A value indicating whether to also export each VariableDeclaration of - * `nodes` declaration list. + * Determines whether before/after emit notifications should be raised in the pretty + * printer when it emits a node. */ - function appendExportsOfVariableStatement(statements, node, exportSelf) { - if (moduleInfo.exportEquals) { - return statements; - } - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - if (decl.initializer || exportSelf) { - statements = appendExportsOfBindingElement(statements, decl, exportSelf); - } - } - return statements; + function isEmitNotificationEnabled(node) { + return (enabledSyntaxKindFeatures[node.kind] & 2 /* EmitNotifications */) !== 0 + || (ts.getEmitFlags(node) & 2 /* AdviseOnEmitNode */) !== 0; } /** - * Appends the exports of a VariableDeclaration or BindingElement to a statement list, - * returning the statement list. + * Emits a node with possible emit notification. * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - * @param exportSelf A value indicating whether to also export the declaration itself. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback The callback used to emit the node. */ - function appendExportsOfBindingElement(statements, decl, exportSelf) { - if (moduleInfo.exportEquals) { - return statements; - } - if (ts.isBindingPattern(decl.name)) { - for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - statements = appendExportsOfBindingElement(statements, element, exportSelf); - } + function emitNodeWithNotification(hint, node, emitCallback) { + ts.Debug.assert(state < 3 /* Disposed */, "Cannot invoke TransformationResult callbacks after the result is disposed."); + if (node) { + if (isEmitNotificationEnabled(node)) { + onEmitNode(hint, node, emitCallback); } - } - else if (!ts.isGeneratedIdentifier(decl.name)) { - var excludeName = void 0; - if (exportSelf) { - statements = appendExportStatement(statements, decl.name, ts.getLocalName(decl)); - excludeName = decl.name.text; + else { + emitCallback(hint, node); } - statements = appendExportsOfDeclaration(statements, decl, excludeName); } - return statements; } /** - * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, - * returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. + * Records a hoisted variable declaration for the provided name within a lexical environment. */ - function appendExportsOfHoistedDeclaration(statements, decl) { - if (moduleInfo.exportEquals) { - return statements; - } - var excludeName; - if (ts.hasModifier(decl, 1 /* Export */)) { - var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createLiteral("default") : decl.name; - statements = appendExportStatement(statements, exportName, ts.getLocalName(decl)); - excludeName = exportName.text; + function hoistVariableDeclaration(name) { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); + var decl = ts.setEmitFlags(ts.createVariableDeclaration(name), 64 /* NoNestedSourceMaps */); + if (!lexicalEnvironmentVariableDeclarations) { + lexicalEnvironmentVariableDeclarations = [decl]; } - if (decl.name) { - statements = appendExportsOfDeclaration(statements, decl, excludeName); + else { + lexicalEnvironmentVariableDeclarations.push(decl); } - return statements; } /** - * Appends the exports of a declaration to a statement list, returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration to export. - * @param excludeName An optional name to exclude from exports. + * Records a hoisted function declaration within a lexical environment. */ - function appendExportsOfDeclaration(statements, decl, excludeName) { - if (moduleInfo.exportEquals) { - return statements; + function hoistFunctionDeclaration(func) { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); + if (!lexicalEnvironmentFunctionDeclarations) { + lexicalEnvironmentFunctionDeclarations = [func]; } - var name = ts.getDeclarationName(decl); - var exportSpecifiers = moduleInfo.exportSpecifiers[name.text]; - if (exportSpecifiers) { - for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) { - var exportSpecifier = exportSpecifiers_1[_i]; - if (exportSpecifier.name.text !== excludeName) { - statements = appendExportStatement(statements, exportSpecifier.name, name); - } - } + else { + lexicalEnvironmentFunctionDeclarations.push(func); } - return statements; } /** - * Appends the down-level representation of an export to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param exportName The name of the export. - * @param expression The expression to export. - * @param allowComments Whether to allow comments on the export. + * Starts a new lexical environment. Any existing hoisted variable or function declarations + * are pushed onto a stack, and the related storage variables are reset. */ - function appendExportStatement(statements, exportName, expression, allowComments) { - statements = ts.append(statements, createExportStatement(exportName, expression, allowComments)); - return statements; + function startLexicalEnvironment() { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); + ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); + // Save the current lexical environment. Rather than resizing the array we adjust the + // stack size variable. This allows us to reuse existing array slots we've + // already allocated between transformations to avoid allocation and GC overhead during + // transformation. + lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentVariableDeclarations; + lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentFunctionDeclarations; + lexicalEnvironmentStackOffset++; + lexicalEnvironmentVariableDeclarations = undefined; + lexicalEnvironmentFunctionDeclarations = undefined; } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - * @param allowComments An optional value indicating whether to emit comments for the statement. - */ - function createExportStatement(name, value, allowComments) { - var statement = ts.createStatement(createExportExpression(name, value)); - ts.startOnNewLine(statement); - if (!allowComments) { - ts.setEmitFlags(statement, 1536 /* NoComments */); - } - return statement; + /** Suspends the current lexical environment, usually after visiting a parameter list. */ + function suspendLexicalEnvironment() { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); + ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is already suspended."); + lexicalEnvironmentSuspended = true; } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - */ - function createExportExpression(name, value) { - var exportName = ts.isIdentifier(name) ? ts.createLiteral(name) : name; - return ts.createCall(exportFunction, /*typeArguments*/ undefined, [exportName, value]); + /** Resumes a suspended lexical environment, usually before visiting a function body. */ + function resumeLexicalEnvironment() { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); + ts.Debug.assert(lexicalEnvironmentSuspended, "Lexical environment is not suspended."); + lexicalEnvironmentSuspended = false; } - // - // Top-Level or Nested Source Element Visitors - // /** - * Visit nested elements at the top-level of a module. - * - * @param node The node to visit. + * Ends a lexical environment. The previous set of hoisted declarations are restored and + * any hoisted declarations added in this environment are returned. */ - function nestedElementVisitor(node) { - switch (node.kind) { - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: - return visitClassDeclaration(node); - case 211 /* ForStatement */: - return visitForStatement(node); - case 212 /* ForInStatement */: - return visitForInStatement(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 209 /* DoStatement */: - return visitDoStatement(node); - case 210 /* WhileStatement */: - return visitWhileStatement(node); - case 219 /* LabeledStatement */: - return visitLabeledStatement(node); - case 217 /* WithStatement */: - return visitWithStatement(node); - case 218 /* SwitchStatement */: - return visitSwitchStatement(node); - case 232 /* CaseBlock */: - return visitCaseBlock(node); - case 253 /* CaseClause */: - return visitCaseClause(node); - case 254 /* DefaultClause */: - return visitDefaultClause(node); - case 221 /* TryStatement */: - return visitTryStatement(node); - case 256 /* CatchClause */: - return visitCatchClause(node); - case 204 /* Block */: - return visitBlock(node); - case 295 /* MergeDeclarationMarker */: - return visitMergeDeclarationMarker(node); - case 296 /* EndOfDeclarationMarker */: - return visitEndOfDeclarationMarker(node); - default: - return destructuringVisitor(node); + function endLexicalEnvironment() { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); + ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); + var statements; + if (lexicalEnvironmentVariableDeclarations || lexicalEnvironmentFunctionDeclarations) { + if (lexicalEnvironmentFunctionDeclarations) { + statements = lexicalEnvironmentFunctionDeclarations.slice(); + } + if (lexicalEnvironmentVariableDeclarations) { + var statement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList(lexicalEnvironmentVariableDeclarations)); + if (!statements) { + statements = [statement]; + } + else { + statements.push(statement); + } + } + } + // Restore the previous lexical environment. + lexicalEnvironmentStackOffset--; + lexicalEnvironmentVariableDeclarations = lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset]; + lexicalEnvironmentFunctionDeclarations = lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset]; + if (lexicalEnvironmentStackOffset === 0) { + lexicalEnvironmentVariableDeclarationsStack = []; + lexicalEnvironmentFunctionDeclarationsStack = []; } + return statements; } - /** - * Visits the body of a ForStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitForStatement(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateFor(node, visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringVisitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.incrementor, destructuringVisitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + function requestEmitHelper(helper) { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the transformation context during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); + ts.Debug.assert(!helper.scoped, "Cannot request a scoped emit helper."); + emitHelpers = ts.append(emitHelpers, helper); } - /** - * Visits the body of a ForInStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitForInStatement(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + function readEmitHelpers() { + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the transformation context during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); + var helpers = emitHelpers; + emitHelpers = undefined; + return helpers; } + function dispose() { + if (state < 3 /* Disposed */) { + // Clean up emit nodes on parse tree + for (var _i = 0, nodes_5 = nodes; _i < nodes_5.length; _i++) { + var node = nodes_5[_i]; + ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node))); + } + // Release references to external entries for GC purposes. + lexicalEnvironmentVariableDeclarations = undefined; + lexicalEnvironmentVariableDeclarationsStack = undefined; + lexicalEnvironmentFunctionDeclarations = undefined; + lexicalEnvironmentFunctionDeclarationsStack = undefined; + onSubstituteNode = undefined; + onEmitNode = undefined; + emitHelpers = undefined; + // Prevent further use of the transformation result. + state = 3 /* Disposed */; + } + } + } + ts.transformNodes = transformNodes; +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + // Used for initialize lastEncodedSourceMapSpan and reset lastEncodedSourceMapSpan when updateLastEncodedAndRecordedSpans + var defaultLastEncodedSourceMapSpan = { + emittedLine: 1, + emittedColumn: 1, + sourceLine: 1, + sourceColumn: 1, + sourceIndex: 0 + }; + function createSourceMapWriter(host, writer) { + var compilerOptions = host.getCompilerOptions(); + var extendedDiagnostics = compilerOptions.extendedDiagnostics; + var currentSource; + var currentSourceText; + var sourceMapDir; // The directory in which sourcemap will be + // Current source map file and its index in the sources list + var sourceMapSourceIndex; + // Last recorded and encoded spans + var lastRecordedSourceMapSpan; + var lastEncodedSourceMapSpan; + var lastEncodedNameIndex; + // Source map data + var sourceMapData; + var disabled = !(compilerOptions.sourceMap || compilerOptions.inlineSourceMap); + return { + initialize: initialize, + reset: reset, + getSourceMapData: function () { return sourceMapData; }, + setSourceFile: setSourceFile, + emitPos: emitPos, + emitNodeWithSourceMap: emitNodeWithSourceMap, + emitTokenWithSourceMap: emitTokenWithSourceMap, + getText: getText, + getSourceMappingURL: getSourceMappingURL, + }; /** - * Visits the body of a ForOfStatement to hoist declarations. - * - * @param node The node to visit. + * Skips trivia such as comments and white-space that can optionally overriden by the source map source */ - function visitForOfStatement(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateForOf(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + function skipSourceTrivia(pos) { + return currentSource.skipTrivia ? currentSource.skipTrivia(pos) : ts.skipTrivia(currentSourceText, pos); } /** - * Determines whether to hoist the initializer of a ForStatement, ForInStatement, or - * ForOfStatement. + * Initialize the SourceMapWriter for a new output file. * - * @param node The node to test. + * @param filePath The path to the generated output file. + * @param sourceMapFilePath The path to the output source map file. + * @param sourceFileOrBundle The input source file or bundle for the program. */ - function shouldHoistForInitializer(node) { - return ts.isVariableDeclarationList(node) - && shouldHoistVariableDeclarationList(node); + function initialize(filePath, sourceMapFilePath, sourceFileOrBundle) { + if (disabled) { + return; + } + if (sourceMapData) { + reset(); + } + currentSource = undefined; + currentSourceText = undefined; + // Current source map file and its index in the sources list + sourceMapSourceIndex = -1; + // Last recorded and encoded spans + lastRecordedSourceMapSpan = undefined; + lastEncodedSourceMapSpan = defaultLastEncodedSourceMapSpan; + lastEncodedNameIndex = 0; + // Initialize source map data + sourceMapData = { + sourceMapFilePath: sourceMapFilePath, + jsSourceMappingURL: !compilerOptions.inlineSourceMap ? ts.getBaseFileName(ts.normalizeSlashes(sourceMapFilePath)) : undefined, + sourceMapFile: ts.getBaseFileName(ts.normalizeSlashes(filePath)), + sourceMapSourceRoot: compilerOptions.sourceRoot || "", + sourceMapSources: [], + inputSourceFileNames: [], + sourceMapNames: [], + sourceMapMappings: "", + sourceMapSourcesContent: compilerOptions.inlineSources ? [] : undefined, + sourceMapDecodedMappings: [] + }; + // Normalize source root and make sure it has trailing "/" so that it can be used to combine paths with the + // relative paths of the sources list in the sourcemap + sourceMapData.sourceMapSourceRoot = ts.normalizeSlashes(sourceMapData.sourceMapSourceRoot); + if (sourceMapData.sourceMapSourceRoot.length && sourceMapData.sourceMapSourceRoot.charCodeAt(sourceMapData.sourceMapSourceRoot.length - 1) !== 47 /* slash */) { + sourceMapData.sourceMapSourceRoot += ts.directorySeparator; + } + if (compilerOptions.mapRoot) { + sourceMapDir = ts.normalizeSlashes(compilerOptions.mapRoot); + if (sourceFileOrBundle.kind === 265 /* SourceFile */) { + // For modules or multiple emit files the mapRoot will have directory structure like the sources + // So if src\a.ts and src\lib\b.ts are compiled together user would be moving the maps into mapRoot\a.js.map and mapRoot\lib\b.js.map + sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFileOrBundle, host, sourceMapDir)); + } + if (!ts.isRootedDiskPath(sourceMapDir) && !ts.isUrl(sourceMapDir)) { + // The relative paths are relative to the common directory + sourceMapDir = ts.combinePaths(host.getCommonSourceDirectory(), sourceMapDir); + sourceMapData.jsSourceMappingURL = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizePath(filePath)), // get the relative sourceMapDir path based on jsFilePath + ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL), // this is where user expects to see sourceMap + host.getCurrentDirectory(), host.getCanonicalFileName, + /*isAbsolutePathAnUrl*/ true); + } + else { + sourceMapData.jsSourceMappingURL = ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL); + } + } + else { + sourceMapDir = ts.getDirectoryPath(ts.normalizePath(filePath)); + } } /** - * Visits the initializer of a ForStatement, ForInStatement, or ForOfStatement - * - * @param node The node to visit. + * Reset the SourceMapWriter to an empty state. */ - function visitForInitializer(node) { - if (shouldHoistForInitializer(node)) { - var expressions = void 0; - for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - expressions = ts.append(expressions, transformInitializedVariable(variable, /*isExportedDeclaration*/ false)); + function reset() { + if (disabled) { + return; + } + currentSource = undefined; + sourceMapDir = undefined; + sourceMapSourceIndex = undefined; + lastRecordedSourceMapSpan = undefined; + lastEncodedSourceMapSpan = undefined; + lastEncodedNameIndex = undefined; + sourceMapData = undefined; + } + // Encoding for sourcemap span + function encodeLastRecordedSourceMapSpan() { + if (!lastRecordedSourceMapSpan || lastRecordedSourceMapSpan === lastEncodedSourceMapSpan) { + return; + } + var prevEncodedEmittedColumn = lastEncodedSourceMapSpan.emittedColumn; + // Line/Comma delimiters + if (lastEncodedSourceMapSpan.emittedLine === lastRecordedSourceMapSpan.emittedLine) { + // Emit comma to separate the entry + if (sourceMapData.sourceMapMappings) { + sourceMapData.sourceMapMappings += ","; } - return expressions ? ts.inlineExpressions(expressions) : ts.createOmittedExpression(); } else { - return ts.visitEachChild(node, nestedElementVisitor, context); + // Emit line delimiters + for (var encodedLine = lastEncodedSourceMapSpan.emittedLine; encodedLine < lastRecordedSourceMapSpan.emittedLine; encodedLine++) { + sourceMapData.sourceMapMappings += ";"; + } + prevEncodedEmittedColumn = 1; + } + // 1. Relative Column 0 based + sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.emittedColumn - prevEncodedEmittedColumn); + // 2. Relative sourceIndex + sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceIndex - lastEncodedSourceMapSpan.sourceIndex); + // 3. Relative sourceLine 0 based + sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceLine - lastEncodedSourceMapSpan.sourceLine); + // 4. Relative sourceColumn 0 based + sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceColumn - lastEncodedSourceMapSpan.sourceColumn); + // 5. Relative namePosition 0 based + if (lastRecordedSourceMapSpan.nameIndex >= 0) { + ts.Debug.assert(false, "We do not support name index right now, Make sure to update updateLastEncodedAndRecordedSpans when we start using this"); + sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.nameIndex - lastEncodedNameIndex); + lastEncodedNameIndex = lastRecordedSourceMapSpan.nameIndex; } + lastEncodedSourceMapSpan = lastRecordedSourceMapSpan; + sourceMapData.sourceMapDecodedMappings.push(lastEncodedSourceMapSpan); } /** - * Visits the body of a DoStatement to hoist declarations. + * Emits a mapping. * - * @param node The node to visit. - */ - function visitDoStatement(node) { - return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression)); - } - /** - * Visits the body of a WhileStatement to hoist declarations. + * If the position is synthetic (undefined or a negative value), no mapping will be + * created. * - * @param node The node to visit. + * @param pos The position. */ - function visitWhileStatement(node) { - return ts.updateWhile(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + function emitPos(pos) { + if (disabled || ts.positionIsSynthesized(pos)) { + return; + } + if (extendedDiagnostics) { + ts.performance.mark("beforeSourcemap"); + } + var sourceLinePos = ts.getLineAndCharacterOfPosition(currentSource, pos); + // Convert the location to be one-based. + sourceLinePos.line++; + sourceLinePos.character++; + var emittedLine = writer.getLine(); + var emittedColumn = writer.getColumn(); + // If this location wasn't recorded or the location in source is going backwards, record the span + if (!lastRecordedSourceMapSpan || + lastRecordedSourceMapSpan.emittedLine !== emittedLine || + lastRecordedSourceMapSpan.emittedColumn !== emittedColumn || + (lastRecordedSourceMapSpan.sourceIndex === sourceMapSourceIndex && + (lastRecordedSourceMapSpan.sourceLine > sourceLinePos.line || + (lastRecordedSourceMapSpan.sourceLine === sourceLinePos.line && lastRecordedSourceMapSpan.sourceColumn > sourceLinePos.character)))) { + // Encode the last recordedSpan before assigning new + encodeLastRecordedSourceMapSpan(); + // New span + lastRecordedSourceMapSpan = { + emittedLine: emittedLine, + emittedColumn: emittedColumn, + sourceLine: sourceLinePos.line, + sourceColumn: sourceLinePos.character, + sourceIndex: sourceMapSourceIndex + }; + } + else { + // Take the new pos instead since there is no change in emittedLine and column since last location + lastRecordedSourceMapSpan.sourceLine = sourceLinePos.line; + lastRecordedSourceMapSpan.sourceColumn = sourceLinePos.character; + lastRecordedSourceMapSpan.sourceIndex = sourceMapSourceIndex; + } + if (extendedDiagnostics) { + ts.performance.mark("afterSourcemap"); + ts.performance.measure("Source Map", "beforeSourcemap", "afterSourcemap"); + } } /** - * Visits the body of a LabeledStatement to hoist declarations. + * Emits a node with possible leading and trailing source maps. * - * @param node The node to visit. + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback The callback used to emit the node. */ - function visitLabeledStatement(node) { - return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + function emitNodeWithSourceMap(hint, node, emitCallback) { + if (disabled) { + return emitCallback(hint, node); + } + if (node) { + var emitNode = node.emitNode; + var emitFlags = emitNode && emitNode.flags; + var range = emitNode && emitNode.sourceMapRange; + var _a = range || node, pos = _a.pos, end = _a.end; + var source = range && range.source; + var oldSource = currentSource; + if (source === oldSource) + source = undefined; + if (source) + setSourceFile(source); + if (node.kind !== 287 /* NotEmittedStatement */ + && (emitFlags & 16 /* NoLeadingSourceMap */) === 0 + && pos >= 0) { + emitPos(skipSourceTrivia(pos)); + } + if (source) + setSourceFile(oldSource); + if (emitFlags & 64 /* NoNestedSourceMaps */) { + disabled = true; + emitCallback(hint, node); + disabled = false; + } + else { + emitCallback(hint, node); + } + if (source) + setSourceFile(source); + if (node.kind !== 287 /* NotEmittedStatement */ + && (emitFlags & 32 /* NoTrailingSourceMap */) === 0 + && end >= 0) { + emitPos(end); + } + if (source) + setSourceFile(oldSource); + } } /** - * Visits the body of a WithStatement to hoist declarations. + * Emits a token of a node with possible leading and trailing source maps. * - * @param node The node to visit. + * @param node The node containing the token. + * @param token The token to emit. + * @param tokenStartPos The start pos of the token. + * @param emitCallback The callback used to emit the token. */ - function visitWithStatement(node) { - return ts.updateWith(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + function emitTokenWithSourceMap(node, token, tokenPos, emitCallback) { + if (disabled) { + return emitCallback(token, tokenPos); + } + var emitNode = node && node.emitNode; + var emitFlags = emitNode && emitNode.flags; + var range = emitNode && emitNode.tokenSourceMapRanges && emitNode.tokenSourceMapRanges[token]; + tokenPos = skipSourceTrivia(range ? range.pos : tokenPos); + if ((emitFlags & 128 /* NoTokenLeadingSourceMaps */) === 0 && tokenPos >= 0) { + emitPos(tokenPos); + } + tokenPos = emitCallback(token, tokenPos); + if (range) + tokenPos = range.end; + if ((emitFlags & 256 /* NoTokenTrailingSourceMaps */) === 0 && tokenPos >= 0) { + emitPos(tokenPos); + } + return tokenPos; } /** - * Visits the body of a SwitchStatement to hoist declarations. + * Set the current source file. * - * @param node The node to visit. + * @param sourceFile The source file. */ - function visitSwitchStatement(node) { - return ts.updateSwitch(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.caseBlock, nestedElementVisitor, ts.isCaseBlock)); + function setSourceFile(sourceFile) { + if (disabled) { + return; + } + currentSource = sourceFile; + currentSourceText = currentSource.text; + // Add the file to tsFilePaths + // If sourceroot option: Use the relative path corresponding to the common directory path + // otherwise source locations relative to map file location + var sourcesDirectoryPath = compilerOptions.sourceRoot ? host.getCommonSourceDirectory() : sourceMapDir; + var source = ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, currentSource.fileName, host.getCurrentDirectory(), host.getCanonicalFileName, + /*isAbsolutePathAnUrl*/ true); + sourceMapSourceIndex = ts.indexOf(sourceMapData.sourceMapSources, source); + if (sourceMapSourceIndex === -1) { + sourceMapSourceIndex = sourceMapData.sourceMapSources.length; + sourceMapData.sourceMapSources.push(source); + // The one that can be used from program to get the actual source file + sourceMapData.inputSourceFileNames.push(currentSource.fileName); + if (compilerOptions.inlineSources) { + sourceMapData.sourceMapSourcesContent.push(currentSource.text); + } + } } /** - * Visits the body of a CaseBlock to hoist declarations. - * - * @param node The node to visit. + * Gets the text for the source map. */ - function visitCaseBlock(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateCaseBlock(node, ts.visitNodes(node.clauses, nestedElementVisitor, ts.isCaseOrDefaultClause)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + function getText() { + if (disabled) { + return; + } + encodeLastRecordedSourceMapSpan(); + return JSON.stringify({ + version: 3, + file: sourceMapData.sourceMapFile, + sourceRoot: sourceMapData.sourceMapSourceRoot, + sources: sourceMapData.sourceMapSources, + names: sourceMapData.sourceMapNames, + mappings: sourceMapData.sourceMapMappings, + sourcesContent: sourceMapData.sourceMapSourcesContent, + }); } /** - * Visits the body of a CaseClause to hoist declarations. - * - * @param node The node to visit. + * Gets the SourceMappingURL for the source map. */ - function visitCaseClause(node) { - return ts.updateCaseClause(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNodes(node.statements, nestedElementVisitor, ts.isStatement)); + function getSourceMappingURL() { + if (disabled) { + return; + } + if (compilerOptions.inlineSourceMap) { + // Encode the sourceMap into the sourceMap url + var base64SourceMapText = ts.convertToBase64(getText()); + return sourceMapData.jsSourceMappingURL = "data:application/json;base64," + base64SourceMapText; + } + else { + return sourceMapData.jsSourceMappingURL; + } } - /** - * Visits the body of a DefaultClause to hoist declarations. - * - * @param node The node to visit. - */ - function visitDefaultClause(node) { - return ts.visitEachChild(node, nestedElementVisitor, context); + } + ts.createSourceMapWriter = createSourceMapWriter; + var base64Chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + function base64FormatEncode(inValue) { + if (inValue < 64) { + return base64Chars.charAt(inValue); } - /** - * Visits the body of a TryStatement to hoist declarations. - * - * @param node The node to visit. - */ - function visitTryStatement(node) { - return ts.visitEachChild(node, nestedElementVisitor, context); + throw TypeError(inValue + ": not a 64 based value"); + } + function base64VLQFormatEncode(inValue) { + // Add a new least significant bit that has the sign of the value. + // if negative number the least significant bit that gets added to the number has value 1 + // else least significant bit value that gets added is 0 + // eg. -1 changes to binary : 01 [1] => 3 + // +1 changes to binary : 01 [0] => 2 + if (inValue < 0) { + inValue = ((-inValue) << 1) + 1; } - /** - * Visits the body of a CatchClause to hoist declarations. - * - * @param node The node to visit. - */ - function visitCatchClause(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.updateCatchClause(node, node.variableDeclaration, ts.visitNode(node.block, nestedElementVisitor, ts.isBlock)); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + else { + inValue = inValue << 1; } - /** - * Visits the body of a Block to hoist declarations. - * - * @param node The node to visit. - */ - function visitBlock(node) { - var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; - enclosingBlockScopedContainer = node; - node = ts.visitEachChild(node, nestedElementVisitor, context); - enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; - return node; + // Encode 5 bits at a time starting from least significant bits + var encodedStr = ""; + do { + var currentDigit = inValue & 31; // 11111 + inValue = inValue >> 5; + if (inValue > 0) { + // There are still more digits to decode, set the msb (6th bit) + currentDigit = currentDigit | 32; + } + encodedStr = encodedStr + base64FormatEncode(currentDigit); + } while (inValue > 0); + return encodedStr; + } +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + function createCommentWriter(printerOptions, emitPos) { + var extendedDiagnostics = printerOptions.extendedDiagnostics; + var newLine = ts.getNewLineCharacter(printerOptions); + var writer; + var containerPos = -1; + var containerEnd = -1; + var declarationListContainerEnd = -1; + var currentSourceFile; + var currentText; + var currentLineMap; + var detachedCommentsInfo; + var hasWrittenComment = false; + var disabled = printerOptions.removeComments; + return { + reset: reset, + setWriter: setWriter, + setSourceFile: setSourceFile, + emitNodeWithComments: emitNodeWithComments, + emitBodyWithDetachedComments: emitBodyWithDetachedComments, + emitTrailingCommentsOfPosition: emitTrailingCommentsOfPosition, + emitLeadingCommentsOfPosition: emitLeadingCommentsOfPosition, + }; + function emitNodeWithComments(hint, node, emitCallback) { + if (disabled) { + emitCallback(hint, node); + return; + } + if (node) { + hasWrittenComment = false; + var emitNode = node.emitNode; + var emitFlags = emitNode && emitNode.flags; + var _a = emitNode && emitNode.commentRange || node, pos = _a.pos, end = _a.end; + if ((pos < 0 && end < 0) || (pos === end)) { + // Both pos and end are synthesized, so just emit the node without comments. + emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback); + } + else { + if (extendedDiagnostics) { + ts.performance.mark("preEmitNodeWithComment"); + } + var isEmittedNode = node.kind !== 287 /* NotEmittedStatement */; + // We have to explicitly check that the node is JsxText because if the compilerOptions.jsx is "preserve" we will not do any transformation. + // It is expensive to walk entire tree just to set one kind of node to have no comments. + var skipLeadingComments = pos < 0 || (emitFlags & 512 /* NoLeadingComments */) !== 0 || node.kind === 10 /* JsxText */; + var skipTrailingComments = end < 0 || (emitFlags & 1024 /* NoTrailingComments */) !== 0 || node.kind === 10 /* JsxText */; + // Emit leading comments if the position is not synthesized and the node + // has not opted out from emitting leading comments. + if (!skipLeadingComments) { + emitLeadingComments(pos, isEmittedNode); + } + // Save current container state on the stack. + var savedContainerPos = containerPos; + var savedContainerEnd = containerEnd; + var savedDeclarationListContainerEnd = declarationListContainerEnd; + if (!skipLeadingComments) { + containerPos = pos; + } + if (!skipTrailingComments) { + containerEnd = end; + // To avoid invalid comment emit in a down-level binding pattern, we + // keep track of the last declaration list container's end + if (node.kind === 227 /* VariableDeclarationList */) { + declarationListContainerEnd = end; + } + } + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "preEmitNodeWithComment"); + } + emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback); + if (extendedDiagnostics) { + ts.performance.mark("postEmitNodeWithComment"); + } + // Restore previous container state. + containerPos = savedContainerPos; + containerEnd = savedContainerEnd; + declarationListContainerEnd = savedDeclarationListContainerEnd; + // Emit trailing comments if the position is not synthesized and the node + // has not opted out from emitting leading comments and is an emitted node. + if (!skipTrailingComments && isEmittedNode) { + emitTrailingComments(end); + } + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "postEmitNodeWithComment"); + } + } + } } - // - // Destructuring Assignment Visitors - // - /** - * Visit nodes to flatten destructuring assignments to exported symbols. - * - * @param node The node to visit. - */ - function destructuringVisitor(node) { - if (node.transformFlags & 1024 /* DestructuringAssignment */ - && node.kind === 192 /* BinaryExpression */) { - return visitDestructuringAssignment(node); + function emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback) { + var leadingComments = emitNode && emitNode.leadingComments; + if (ts.some(leadingComments)) { + if (extendedDiagnostics) { + ts.performance.mark("preEmitNodeWithSynthesizedComments"); + } + ts.forEach(leadingComments, emitLeadingSynthesizedComment); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "preEmitNodeWithSynthesizedComments"); + } + } + emitNodeWithNestedComments(hint, node, emitFlags, emitCallback); + var trailingComments = emitNode && emitNode.trailingComments; + if (ts.some(trailingComments)) { + if (extendedDiagnostics) { + ts.performance.mark("postEmitNodeWithSynthesizedComments"); + } + ts.forEach(trailingComments, emitTrailingSynthesizedComment); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "postEmitNodeWithSynthesizedComments"); + } + } + } + function emitLeadingSynthesizedComment(comment) { + if (comment.kind === 2 /* SingleLineCommentTrivia */) { + writer.writeLine(); } - else if (node.transformFlags & 2048 /* ContainsDestructuringAssignment */) { - return ts.visitEachChild(node, destructuringVisitor, context); + writeSynthesizedComment(comment); + if (comment.hasTrailingNewLine || comment.kind === 2 /* SingleLineCommentTrivia */) { + writer.writeLine(); } else { - return node; + writer.write(" "); } } - /** - * Visits a DestructuringAssignment to flatten destructuring to exported symbols. - * - * @param node The node to visit. - */ - function visitDestructuringAssignment(node) { - if (hasExportedReferenceInDestructuringTarget(node.left)) { - return ts.flattenDestructuringAssignment(node, destructuringVisitor, context, 0 /* All */, - /*needsValue*/ true); + function emitTrailingSynthesizedComment(comment) { + if (!writer.isAtStartOfLine()) { + writer.write(" "); } - return ts.visitEachChild(node, destructuringVisitor, context); - } - /** - * Determines whether the target of a destructuring assigment refers to an exported symbol. - * - * @param node The destructuring target. - */ - function hasExportedReferenceInDestructuringTarget(node) { - if (ts.isAssignmentExpression(node)) { - return hasExportedReferenceInDestructuringTarget(node.left); + writeSynthesizedComment(comment); + if (comment.hasTrailingNewLine) { + writer.writeLine(); } - else if (ts.isSpreadExpression(node)) { - return hasExportedReferenceInDestructuringTarget(node.expression); + } + function writeSynthesizedComment(comment) { + var text = formatSynthesizedComment(comment); + var lineMap = comment.kind === 3 /* MultiLineCommentTrivia */ ? ts.computeLineStarts(text) : undefined; + ts.writeCommentRange(text, lineMap, writer, 0, text.length, newLine); + } + function formatSynthesizedComment(comment) { + return comment.kind === 3 /* MultiLineCommentTrivia */ + ? "/*" + comment.text + "*/" + : "//" + comment.text; + } + function emitNodeWithNestedComments(hint, node, emitFlags, emitCallback) { + if (emitFlags & 2048 /* NoNestedComments */) { + disabled = true; + emitCallback(hint, node); + disabled = false; } - else if (ts.isObjectLiteralExpression(node)) { - return ts.some(node.properties, hasExportedReferenceInDestructuringTarget); + else { + emitCallback(hint, node); } - else if (ts.isArrayLiteralExpression(node)) { - return ts.some(node.elements, hasExportedReferenceInDestructuringTarget); + } + function emitBodyWithDetachedComments(node, detachedRange, emitCallback) { + if (extendedDiagnostics) { + ts.performance.mark("preEmitBodyWithDetachedComments"); } - else if (ts.isShorthandPropertyAssignment(node)) { - return hasExportedReferenceInDestructuringTarget(node.name); + var pos = detachedRange.pos, end = detachedRange.end; + var emitFlags = ts.getEmitFlags(node); + var skipLeadingComments = pos < 0 || (emitFlags & 512 /* NoLeadingComments */) !== 0; + var skipTrailingComments = disabled || end < 0 || (emitFlags & 1024 /* NoTrailingComments */) !== 0; + if (!skipLeadingComments) { + emitDetachedCommentsAndUpdateCommentsInfo(detachedRange); } - else if (ts.isPropertyAssignment(node)) { - return hasExportedReferenceInDestructuringTarget(node.initializer); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "preEmitBodyWithDetachedComments"); } - else if (ts.isIdentifier(node)) { - var container = resolver.getReferencedExportContainer(node); - return container !== undefined && container.kind === 261 /* SourceFile */; + if (emitFlags & 2048 /* NoNestedComments */ && !disabled) { + disabled = true; + emitCallback(node); + disabled = false; } else { - return false; + emitCallback(node); + } + if (extendedDiagnostics) { + ts.performance.mark("beginEmitBodyWithDetachedCommetns"); + } + if (!skipTrailingComments) { + emitLeadingComments(detachedRange.end, /*isEmittedNode*/ true); + if (hasWrittenComment && !writer.isAtStartOfLine()) { + writer.writeLine(); + } + } + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "beginEmitBodyWithDetachedCommetns"); } } - // - // Modifier Visitors - // - /** - * Visit nodes to elide module-specific modifiers. - * - * @param node The node to visit. - */ - function modifierVisitor(node) { - switch (node.kind) { - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: - return undefined; + function emitLeadingComments(pos, isEmittedNode) { + hasWrittenComment = false; + if (isEmittedNode) { + forEachLeadingCommentToEmit(pos, emitLeadingComment); + } + else if (pos === 0) { + // If the node will not be emitted in JS, remove all the comments(normal, pinned and ///) associated with the node, + // unless it is a triple slash comment at the top of the file. + // For Example: + // /// + // declare var x; + // /// + // interface F {} + // The first /// will NOT be removed while the second one will be removed even though both node will not be emitted + forEachLeadingCommentToEmit(pos, emitTripleSlashLeadingComment); } - return node; } - // - // Emit Notification - // - /** - * Hook for node emit notifications. - * - * @param emitContext A context hint for the emitter. - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. - */ - function onEmitNode(emitContext, node, emitCallback) { - if (node.kind === 261 /* SourceFile */) { - var id = ts.getOriginalNodeId(node); - currentSourceFile = node; - moduleInfo = moduleInfoMap[id]; - exportFunction = exportFunctionsMap[id]; - noSubstitution = noSubstitutionMap[id]; - if (noSubstitution) { - delete noSubstitutionMap[id]; - } - previousOnEmitNode(emitContext, node, emitCallback); - currentSourceFile = undefined; - moduleInfo = undefined; - exportFunction = undefined; - noSubstitution = undefined; + function emitTripleSlashLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos) { + if (isTripleSlashComment(commentPos, commentEnd)) { + emitLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos); + } + } + function emitLeadingComment(commentPos, commentEnd, _kind, hasTrailingNewLine, rangePos) { + if (!hasWrittenComment) { + ts.emitNewLineBeforeLeadingCommentOfPosition(currentLineMap, writer, rangePos, commentPos); + hasWrittenComment = true; + } + // Leading comments are emitted at /*leading comment1 */space/*leading comment*/space + if (emitPos) + emitPos(commentPos); + ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); + if (emitPos) + emitPos(commentEnd); + if (hasTrailingNewLine) { + writer.writeLine(); } else { - previousOnEmitNode(emitContext, node, emitCallback); + writer.write(" "); } } - // - // Substitutions - // - /** - * Hooks node substitutions. - * - * @param emitContext A context hint for the emitter. - * @param node The node to substitute. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (isSubstitutionPrevented(node)) { - return node; + function emitLeadingCommentsOfPosition(pos) { + if (disabled || pos === -1) { + return; } - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); + emitLeadingComments(pos, /*isEmittedNode*/ true); + } + function emitTrailingComments(pos) { + forEachTrailingCommentToEmit(pos, emitTrailingComment); + } + function emitTrailingComment(commentPos, commentEnd, _kind, hasTrailingNewLine) { + // trailing comments are emitted at space/*trailing comment1 */space/*trailing comment2*/ + if (!writer.isAtStartOfLine()) { + writer.write(" "); + } + if (emitPos) + emitPos(commentPos); + ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); + if (emitPos) + emitPos(commentEnd); + if (hasTrailingNewLine) { + writer.writeLine(); } - return node; } - /** - * Substitute the expression, if necessary. - * - * @param node The node to substitute. - */ - function substituteExpression(node) { - switch (node.kind) { - case 70 /* Identifier */: - return substituteExpressionIdentifier(node); - case 192 /* BinaryExpression */: - return substituteBinaryExpression(node); - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: - return substituteUnaryExpression(node); + function emitTrailingCommentsOfPosition(pos, prefixSpace) { + if (disabled) { + return; + } + if (extendedDiagnostics) { + ts.performance.mark("beforeEmitTrailingCommentsOfPosition"); + } + forEachTrailingCommentToEmit(pos, prefixSpace ? emitTrailingComment : emitTrailingCommentOfPosition); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "beforeEmitTrailingCommentsOfPosition"); } - return node; } - /** - * Substitution for an Identifier expression that may contain an imported or exported symbol. - * - * @param node The node to substitute. - */ - function substituteExpressionIdentifier(node) { - if (ts.getEmitFlags(node) & 4096 /* HelperName */) { - var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); - if (externalHelpersModuleName) { - return ts.createPropertyAccess(externalHelpersModuleName, node); + function emitTrailingCommentOfPosition(commentPos, commentEnd, _kind, hasTrailingNewLine) { + // trailing comments of a position are emitted at /*trailing comment1 */space/*trailing comment*/space + if (emitPos) + emitPos(commentPos); + ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); + if (emitPos) + emitPos(commentEnd); + if (hasTrailingNewLine) { + writer.writeLine(); + } + else { + writer.write(" "); + } + } + function forEachLeadingCommentToEmit(pos, cb) { + // Emit the leading comments only if the container's pos doesn't match because the container should take care of emitting these comments + if (containerPos === -1 || pos !== containerPos) { + if (hasDetachedComments(pos)) { + forEachLeadingCommentWithoutDetachedComments(cb); + } + else { + ts.forEachLeadingCommentRange(currentText, pos, cb, /*state*/ pos); } - return node; } - // When we see an identifier in an expression position that - // points to an imported symbol, we should substitute a qualified - // reference to the imported symbol if one is needed. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. - if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { - var importDeclaration = resolver.getReferencedImportDeclaration(node); - if (importDeclaration) { - if (ts.isImportClause(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"), - /*location*/ node); - } - else if (ts.isImportSpecifier(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name), - /*location*/ node); - } + } + function forEachTrailingCommentToEmit(end, cb) { + // Emit the trailing comments only if the container's end doesn't match because the container should take care of emitting these comments + if (containerEnd === -1 || (end !== containerEnd && end !== declarationListContainerEnd)) { + ts.forEachTrailingCommentRange(currentText, end, cb); + } + } + function reset() { + currentSourceFile = undefined; + currentText = undefined; + currentLineMap = undefined; + detachedCommentsInfo = undefined; + } + function setWriter(output) { + writer = output; + } + function setSourceFile(sourceFile) { + currentSourceFile = sourceFile; + currentText = currentSourceFile.text; + currentLineMap = ts.getLineStarts(currentSourceFile); + detachedCommentsInfo = undefined; + } + function hasDetachedComments(pos) { + return detachedCommentsInfo !== undefined && ts.lastOrUndefined(detachedCommentsInfo).nodePos === pos; + } + function forEachLeadingCommentWithoutDetachedComments(cb) { + // get the leading comments from detachedPos + var pos = ts.lastOrUndefined(detachedCommentsInfo).detachedCommentEndPos; + if (detachedCommentsInfo.length - 1) { + detachedCommentsInfo.pop(); + } + else { + detachedCommentsInfo = undefined; + } + ts.forEachLeadingCommentRange(currentText, pos, cb, /*state*/ pos); + } + function emitDetachedCommentsAndUpdateCommentsInfo(range) { + var currentDetachedCommentInfo = ts.emitDetachedComments(currentText, currentLineMap, writer, writeComment, range, newLine, disabled); + if (currentDetachedCommentInfo) { + if (detachedCommentsInfo) { + detachedCommentsInfo.push(currentDetachedCommentInfo); + } + else { + detachedCommentsInfo = [currentDetachedCommentInfo]; } } - return node; + } + function writeComment(text, lineMap, writer, commentPos, commentEnd, newLine) { + if (emitPos) + emitPos(commentPos); + ts.writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine); + if (emitPos) + emitPos(commentEnd); } /** - * Substitution for a BinaryExpression that may contain an imported or exported symbol. + * Determine if the given comment is a triple-slash * - * @param node The node to substitute. + * @return true if the comment is a triple-slash comment else false */ - function substituteBinaryExpression(node) { - // When we see an assignment expression whose left-hand side is an exported symbol, - // we should ensure all exports of that symbol are updated with the correct value. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. - // - We do not substitute identifiers that were originally the name of an enum or - // namespace due to how they are transformed in TypeScript. - // - We only substitute identifiers that are exported at the top level. - if (ts.isAssignmentOperator(node.operatorToken.kind) - && ts.isIdentifier(node.left) - && !ts.isGeneratedIdentifier(node.left) - && !ts.isLocalName(node.left) - && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) { - var exportedNames = getExports(node.left); - if (exportedNames) { - // For each additional export of the declaration, apply an export assignment. - var expression = node; - for (var _i = 0, exportedNames_1 = exportedNames; _i < exportedNames_1.length; _i++) { - var exportName = exportedNames_1[_i]; - expression = createExportExpression(exportName, preventSubstitution(expression)); + function isTripleSlashComment(commentPos, commentEnd) { + return ts.isRecognizedTripleSlashComment(currentText, commentPos, commentEnd); + } + } + ts.createCommentWriter = createCommentWriter; +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + function getDeclarationDiagnostics(host, resolver, targetSourceFile) { + var declarationDiagnostics = ts.createDiagnosticCollection(); + ts.forEachEmittedFile(host, getDeclarationDiagnosticsFromFile, targetSourceFile); + return declarationDiagnostics.getDiagnostics(targetSourceFile ? targetSourceFile.fileName : undefined); + function getDeclarationDiagnosticsFromFile(_a, sourceFileOrBundle) { + var declarationFilePath = _a.declarationFilePath; + emitDeclarations(host, resolver, declarationDiagnostics, declarationFilePath, sourceFileOrBundle, /*emitOnlyDtsFiles*/ false); + } + } + ts.getDeclarationDiagnostics = getDeclarationDiagnostics; + function emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFileOrBundle, emitOnlyDtsFiles) { + var sourceFiles = sourceFileOrBundle.kind === 266 /* Bundle */ ? sourceFileOrBundle.sourceFiles : [sourceFileOrBundle]; + var isBundledEmit = sourceFileOrBundle.kind === 266 /* Bundle */; + var newLine = host.getNewLine(); + var compilerOptions = host.getCompilerOptions(); + var write; + var writeLine; + var increaseIndent; + var decreaseIndent; + var writeTextOfNode; + var writer; + createAndSetNewTextWriterWithSymbolWriter(); + var enclosingDeclaration; + var resultHasExternalModuleIndicator; + var currentText; + var currentLineMap; + var currentIdentifiers; + var isCurrentFileExternalModule; + var reportedDeclarationError = false; + var errorNameNode; + var emitJsDocComments = compilerOptions.removeComments ? ts.noop : writeJsDocComments; + var emit = compilerOptions.stripInternal ? stripInternal : emitNode; + var needsDeclare = true; + var moduleElementDeclarationEmitInfo = []; + var asynchronousSubModuleDeclarationEmitInfo; + // Contains the reference paths that needs to go in the declaration file. + // Collecting this separately because reference paths need to be first thing in the declaration file + // and we could be collecting these paths from multiple files into single one with --out option + var referencesOutput = ""; + var usedTypeDirectiveReferences; + // Emit references corresponding to each file + var emittedReferencedFiles = []; + var addedGlobalFileReference = false; + var allSourcesModuleElementDeclarationEmitInfo = []; + ts.forEach(sourceFiles, function (sourceFile) { + // Dont emit for javascript file + if (ts.isSourceFileJavaScript(sourceFile)) { + return; + } + // Check what references need to be added + if (!compilerOptions.noResolve) { + ts.forEach(sourceFile.referencedFiles, function (fileReference) { + var referencedFile = ts.tryResolveScriptReference(host, sourceFile, fileReference); + // Emit reference in dts, if the file reference was not already emitted + if (referencedFile && !ts.contains(emittedReferencedFiles, referencedFile)) { + // Add a reference to generated dts file, + // global file reference is added only + // - if it is not bundled emit (because otherwise it would be self reference) + // - and it is not already added + if (writeReferencePath(referencedFile, !isBundledEmit && !addedGlobalFileReference, emitOnlyDtsFiles)) { + addedGlobalFileReference = true; + } + emittedReferencedFiles.push(referencedFile); } - return expression; + }); + } + resultHasExternalModuleIndicator = false; + if (!isBundledEmit || !ts.isExternalModule(sourceFile)) { + needsDeclare = true; + emitSourceFile(sourceFile); + } + else if (ts.isExternalModule(sourceFile)) { + needsDeclare = false; + write("declare module \"" + ts.getResolvedExternalModuleName(host, sourceFile) + "\" {"); + writeLine(); + increaseIndent(); + emitSourceFile(sourceFile); + decreaseIndent(); + write("}"); + writeLine(); + } + // create asynchronous output for the importDeclarations + if (moduleElementDeclarationEmitInfo.length) { + var oldWriter = writer; + ts.forEach(moduleElementDeclarationEmitInfo, function (aliasEmitInfo) { + if (aliasEmitInfo.isVisible && !aliasEmitInfo.asynchronousOutput) { + ts.Debug.assert(aliasEmitInfo.node.kind === 238 /* ImportDeclaration */); + createAndSetNewTextWriterWithSymbolWriter(); + ts.Debug.assert(aliasEmitInfo.indent === 0 || (aliasEmitInfo.indent === 1 && isBundledEmit)); + for (var i = 0; i < aliasEmitInfo.indent; i++) { + increaseIndent(); + } + writeImportDeclaration(aliasEmitInfo.node); + aliasEmitInfo.asynchronousOutput = writer.getText(); + for (var i = 0; i < aliasEmitInfo.indent; i++) { + decreaseIndent(); + } + } + }); + setWriter(oldWriter); + allSourcesModuleElementDeclarationEmitInfo = allSourcesModuleElementDeclarationEmitInfo.concat(moduleElementDeclarationEmitInfo); + moduleElementDeclarationEmitInfo = []; + } + if (!isBundledEmit && ts.isExternalModule(sourceFile) && sourceFile.moduleAugmentations.length && !resultHasExternalModuleIndicator) { + // if file was external module with augmentations - this fact should be preserved in .d.ts as well. + // in case if we didn't write any external module specifiers in .d.ts we need to emit something + // that will force compiler to think that this file is an external module - 'export {}' is a reasonable choice here. + write("export {};"); + writeLine(); + } + }); + if (usedTypeDirectiveReferences) { + ts.forEachKey(usedTypeDirectiveReferences, function (directive) { + referencesOutput += "/// " + newLine; + }); + } + return { + reportedDeclarationError: reportedDeclarationError, + moduleElementDeclarationEmitInfo: allSourcesModuleElementDeclarationEmitInfo, + synchronousDeclarationOutput: writer.getText(), + referencesOutput: referencesOutput, + }; + function hasInternalAnnotation(range) { + var comment = currentText.substring(range.pos, range.end); + return ts.stringContains(comment, "@internal"); + } + function stripInternal(node) { + if (node) { + var leadingCommentRanges = ts.getLeadingCommentRanges(currentText, node.pos); + if (ts.forEach(leadingCommentRanges, hasInternalAnnotation)) { + return; } + emitNode(node); } - return node; } - /** - * Substitution for a UnaryExpression that may contain an imported or exported symbol. - * - * @param node The node to substitute. - */ - function substituteUnaryExpression(node) { - // When we see a prefix or postfix increment expression whose operand is an exported - // symbol, we should ensure all exports of that symbol are updated with the correct - // value. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. - // - We do not substitute identifiers that were originally the name of an enum or - // namespace due to how they are transformed in TypeScript. - // - We only substitute identifiers that are exported at the top level. - if ((node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) - && ts.isIdentifier(node.operand) - && !ts.isGeneratedIdentifier(node.operand) - && !ts.isLocalName(node.operand) - && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { - var exportedNames = getExports(node.operand); - if (exportedNames) { - var expression = node.kind === 191 /* PostfixUnaryExpression */ - ? ts.createPrefix(node.operator, node.operand, - /*location*/ node) - : node; - for (var _i = 0, exportedNames_2 = exportedNames; _i < exportedNames_2.length; _i++) { - var exportName = exportedNames_2[_i]; - expression = createExportExpression(exportName, preventSubstitution(expression)); + function createAndSetNewTextWriterWithSymbolWriter() { + var writer = ts.createTextWriter(newLine); + writer.trackSymbol = trackSymbol; + writer.reportInaccessibleThisError = reportInaccessibleThisError; + writer.reportPrivateInBaseOfClassExpression = reportPrivateInBaseOfClassExpression; + writer.writeKeyword = writer.write; + writer.writeOperator = writer.write; + writer.writePunctuation = writer.write; + writer.writeSpace = writer.write; + writer.writeStringLiteral = writer.writeLiteral; + writer.writeParameter = writer.write; + writer.writeProperty = writer.write; + writer.writeSymbol = writer.write; + setWriter(writer); + } + function setWriter(newWriter) { + writer = newWriter; + write = newWriter.write; + writeTextOfNode = newWriter.writeTextOfNode; + writeLine = newWriter.writeLine; + increaseIndent = newWriter.increaseIndent; + decreaseIndent = newWriter.decreaseIndent; + } + function writeAsynchronousModuleElements(nodes) { + var oldWriter = writer; + ts.forEach(nodes, function (declaration) { + var nodeToCheck; + if (declaration.kind === 226 /* VariableDeclaration */) { + nodeToCheck = declaration.parent.parent; + } + else if (declaration.kind === 241 /* NamedImports */ || declaration.kind === 242 /* ImportSpecifier */ || declaration.kind === 239 /* ImportClause */) { + ts.Debug.fail("We should be getting ImportDeclaration instead to write"); + } + else { + nodeToCheck = declaration; + } + var moduleElementEmitInfo = ts.forEach(moduleElementDeclarationEmitInfo, function (declEmitInfo) { return declEmitInfo.node === nodeToCheck ? declEmitInfo : undefined; }); + if (!moduleElementEmitInfo && asynchronousSubModuleDeclarationEmitInfo) { + moduleElementEmitInfo = ts.forEach(asynchronousSubModuleDeclarationEmitInfo, function (declEmitInfo) { return declEmitInfo.node === nodeToCheck ? declEmitInfo : undefined; }); + } + // If the alias was marked as not visible when we saw its declaration, we would have saved the aliasEmitInfo, but if we haven't yet visited the alias declaration + // then we don't need to write it at this point. We will write it when we actually see its declaration + // Eg. + // export function bar(a: foo.Foo) { } + // import foo = require("foo"); + // Writing of function bar would mark alias declaration foo as visible but we haven't yet visited that declaration so do nothing, + // we would write alias foo declaration when we visit it since it would now be marked as visible + if (moduleElementEmitInfo) { + if (moduleElementEmitInfo.node.kind === 238 /* ImportDeclaration */) { + // we have to create asynchronous output only after we have collected complete information + // because it is possible to enable multiple bindings as asynchronously visible + moduleElementEmitInfo.isVisible = true; } - if (node.kind === 191 /* PostfixUnaryExpression */) { - expression = node.operator === 42 /* PlusPlusToken */ - ? ts.createSubtract(preventSubstitution(expression), ts.createLiteral(1)) - : ts.createAdd(preventSubstitution(expression), ts.createLiteral(1)); + else { + createAndSetNewTextWriterWithSymbolWriter(); + for (var declarationIndent = moduleElementEmitInfo.indent; declarationIndent; declarationIndent--) { + increaseIndent(); + } + if (nodeToCheck.kind === 233 /* ModuleDeclaration */) { + ts.Debug.assert(asynchronousSubModuleDeclarationEmitInfo === undefined); + asynchronousSubModuleDeclarationEmitInfo = []; + } + writeModuleElement(nodeToCheck); + if (nodeToCheck.kind === 233 /* ModuleDeclaration */) { + moduleElementEmitInfo.subModuleElementDeclarationEmitInfo = asynchronousSubModuleDeclarationEmitInfo; + asynchronousSubModuleDeclarationEmitInfo = undefined; + } + moduleElementEmitInfo.asynchronousOutput = writer.getText(); } - return expression; + } + }); + setWriter(oldWriter); + } + function recordTypeReferenceDirectivesIfNecessary(typeReferenceDirectives) { + if (!typeReferenceDirectives) { + return; + } + if (!usedTypeDirectiveReferences) { + usedTypeDirectiveReferences = ts.createMap(); + } + for (var _i = 0, typeReferenceDirectives_1 = typeReferenceDirectives; _i < typeReferenceDirectives_1.length; _i++) { + var directive = typeReferenceDirectives_1[_i]; + if (!usedTypeDirectiveReferences.has(directive)) { + usedTypeDirectiveReferences.set(directive, directive); } } - return node; } - /** - * Gets the exports of a name. - * - * @param name The name. - */ - function getExports(name) { - var exportedNames; - if (!ts.isGeneratedIdentifier(name)) { - var valueDeclaration = resolver.getReferencedImportDeclaration(name) - || resolver.getReferencedValueDeclaration(name); - if (valueDeclaration) { - var exportContainer = resolver.getReferencedExportContainer(name, /*prefixLocals*/ false); - if (exportContainer && exportContainer.kind === 261 /* SourceFile */) { - exportedNames = ts.append(exportedNames, ts.getDeclarationName(valueDeclaration)); + function handleSymbolAccessibilityError(symbolAccessibilityResult) { + if (symbolAccessibilityResult.accessibility === 0 /* Accessible */) { + // write the aliases + if (symbolAccessibilityResult && symbolAccessibilityResult.aliasesToMakeVisible) { + writeAsynchronousModuleElements(symbolAccessibilityResult.aliasesToMakeVisible); + } + } + else { + // Report error + reportedDeclarationError = true; + var errorInfo = writer.getSymbolAccessibilityDiagnostic(symbolAccessibilityResult); + if (errorInfo) { + if (errorInfo.typeName) { + emitterDiagnostics.add(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, ts.getTextOfNodeFromSourceText(currentText, errorInfo.typeName), symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName)); + } + else { + emitterDiagnostics.add(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName)); } - exportedNames = ts.addRange(exportedNames, moduleInfo && moduleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]); } } - return exportedNames; } - /** - * Prevent substitution of a node for this transformer. - * - * @param node The node which should not be substituted. - */ - function preventSubstitution(node) { - if (noSubstitution === undefined) - noSubstitution = ts.createMap(); - noSubstitution[ts.getNodeId(node)] = true; - return node; + function trackSymbol(symbol, enclosingDeclaration, meaning) { + handleSymbolAccessibilityError(resolver.isSymbolAccessible(symbol, enclosingDeclaration, meaning, /*shouldComputeAliasesToMakeVisible*/ true)); + recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForSymbol(symbol, meaning)); } - /** - * Determines whether a node should not be substituted. - * - * @param node The node to test. - */ - function isSubstitutionPrevented(node) { - return noSubstitution && node.id && noSubstitution[node.id]; + function reportPrivateInBaseOfClassExpression(propertyName) { + if (errorNameNode) { + reportedDeclarationError = true; + emitterDiagnostics.add(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.Property_0_of_exported_class_expression_may_not_be_private_or_protected, propertyName)); + } } - } - ts.transformSystemModule = transformSystemModule; -})(ts || (ts = {})); -/// -/// -/*@internal*/ -var ts; -(function (ts) { - function transformModule(context) { - var transformModuleDelegates = ts.createMap((_a = {}, - _a[ts.ModuleKind.None] = transformCommonJSModule, - _a[ts.ModuleKind.CommonJS] = transformCommonJSModule, - _a[ts.ModuleKind.AMD] = transformAMDModule, - _a[ts.ModuleKind.UMD] = transformUMDModule, - _a)); - var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; - var compilerOptions = context.getCompilerOptions(); - var resolver = context.getEmitResolver(); - var host = context.getEmitHost(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - var moduleKind = ts.getEmitModuleKind(compilerOptions); - var previousOnSubstituteNode = context.onSubstituteNode; - var previousOnEmitNode = context.onEmitNode; - context.onSubstituteNode = onSubstituteNode; - context.onEmitNode = onEmitNode; - context.enableSubstitution(70 /* Identifier */); // Substitutes expression identifiers with imported/exported symbols. - context.enableSubstitution(192 /* BinaryExpression */); // Substitutes assignments to exported symbols. - context.enableSubstitution(190 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(191 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(258 /* ShorthandPropertyAssignment */); // Substitutes shorthand property assignments for imported/exported symbols. - context.enableEmitNotification(261 /* SourceFile */); // Restore state when substituting nodes in a file. - var moduleInfoMap = ts.createMap(); // The ExternalModuleInfo for each file. - var deferredExports = ts.createMap(); // Exports to defer until an EndOfDeclarationMarker is found. - var currentSourceFile; // The current file. - var currentModuleInfo; // The ExternalModuleInfo for the current file. - var noSubstitution; // Set of nodes for which substitution rules should be ignored. - return transformSourceFile; - /** - * Transforms the module aspects of a SourceFile. - * - * @param node The SourceFile node. - */ - function transformSourceFile(node) { - if (ts.isDeclarationFile(node) - || !(ts.isExternalModule(node) - || compilerOptions.isolatedModules)) { - return node; + function reportInaccessibleThisError() { + if (errorNameNode) { + reportedDeclarationError = true; + emitterDiagnostics.add(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode))); } - currentSourceFile = node; - currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(node)] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); - // Perform the transformation. - var transformModule = transformModuleDelegates[moduleKind] || transformModuleDelegates[ts.ModuleKind.None]; - var updated = transformModule(node); - currentSourceFile = undefined; - currentModuleInfo = undefined; - return ts.aggregateTransformFlags(updated); } - /** - * Transforms a SourceFile into a CommonJS module. - * - * @param node The SourceFile node. - */ - function transformCommonJSModule(node) { - startLexicalEnvironment(); - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true)); - ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); - ts.addRange(statements, endLexicalEnvironment()); - addExportEqualsIfNeeded(statements, /*emitAsReturn*/ false); - var updated = ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); - if (currentModuleInfo.hasExportStarsToExportValues) { - ts.addEmitHelper(updated, exportStarHelper); + function writeTypeOfDeclaration(declaration, type, getSymbolAccessibilityDiagnostic) { + writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; + write(": "); + // use the checker's type, not the declared type, + // for optional parameter properties + // and also for non-optional initialized parameters that aren't a parameter property + // these types may need to add `undefined`. + var shouldUseResolverType = declaration.kind === 146 /* Parameter */ && + (resolver.isRequiredInitializedParameter(declaration) || + resolver.isOptionalUninitializedParameterProperty(declaration)); + if (type && !shouldUseResolverType) { + // Write the type + emitType(type); + } + else { + errorNameNode = declaration.name; + var format = 4 /* UseTypeOfFunction */ | + 16384 /* WriteClassExpressionAsTypeLiteral */ | + (shouldUseResolverType ? 8192 /* AddUndefined */ : 0); + resolver.writeTypeOfDeclaration(declaration, enclosingDeclaration, format, writer); + errorNameNode = undefined; } - return updated; } - /** - * Transforms a SourceFile into an AMD module. - * - * @param node The SourceFile node. - */ - function transformAMDModule(node) { - var define = ts.createIdentifier("define"); - var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); - // An AMD define function has the following shape: - // - // define(id?, dependencies?, factory); - // - // This has the shape of the following: - // - // define(name, ["module1", "module2"], function (module1Alias) { ... } - // - // The location of the alias in the parameter list in the factory function needs to - // match the position of the module name in the dependency list. - // - // To ensure this is true in cases of modules with no aliases, e.g.: - // - // import "module" - // - // or - // - // /// - // - // we need to add modules without alias names to the end of the dependencies list - var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ true), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; - // Create an updated SourceFile: - // - // define(moduleName?, ["module1", "module2"], function ... - return ts.updateSourceFileNode(node, ts.createNodeArray([ - ts.createStatement(ts.createCall(define, - /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ - // Add the dependency array argument: - // - // ["require", "exports", module1", "module2", ...] - ts.createArrayLiteral([ - ts.createLiteral("require"), - ts.createLiteral("exports") - ].concat(aliasedModuleNames, unaliasedModuleNames)), - // Add the module body function argument: - // - // function (require, exports, module1, module2) ... - ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") - ].concat(importAliasNames), - /*type*/ undefined, transformAsynchronousModuleBody(node)) - ]))) - ], - /*location*/ node.statements)); + function writeReturnTypeAtSignature(signature, getSymbolAccessibilityDiagnostic) { + writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; + write(": "); + if (signature.type) { + // Write the type + emitType(signature.type); + } + else { + errorNameNode = signature.name; + resolver.writeReturnTypeOfSignatureDeclaration(signature, enclosingDeclaration, 4 /* UseTypeOfFunction */ | 16384 /* WriteClassExpressionAsTypeLiteral */, writer); + errorNameNode = undefined; + } } - /** - * Transforms a SourceFile into a UMD module. - * - * @param node The SourceFile node. - */ - function transformUMDModule(node) { - var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ false), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; - var umdHeader = ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "factory")], - /*type*/ undefined, ts.createBlock([ - ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("module"), "object"), ts.createTypeCheck(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), "object")), ts.createBlock([ - ts.createVariableStatement( - /*modifiers*/ undefined, [ - ts.createVariableDeclaration("v", - /*type*/ undefined, ts.createCall(ts.createIdentifier("factory"), - /*typeArguments*/ undefined, [ - ts.createIdentifier("require"), - ts.createIdentifier("exports") - ])) - ]), - ts.setEmitFlags(ts.createIf(ts.createStrictInequality(ts.createIdentifier("v"), ts.createIdentifier("undefined")), ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), ts.createIdentifier("v")))), 1 /* SingleLine */) - ]), ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("define"), "function"), ts.createPropertyAccess(ts.createIdentifier("define"), "amd")), ts.createBlock([ - ts.createStatement(ts.createCall(ts.createIdentifier("define"), - /*typeArguments*/ undefined, [ - ts.createArrayLiteral([ - ts.createLiteral("require"), - ts.createLiteral("exports") - ].concat(aliasedModuleNames, unaliasedModuleNames)), - ts.createIdentifier("factory") - ])) - ]))) - ], - /*location*/ undefined, - /*multiLine*/ true)); - // Create an updated SourceFile: - // - // (function (factory) { - // if (typeof module === "object" && typeof module.exports === "object") { - // var v = factory(require, exports); - // if (v !== undefined) module.exports = v; - // } - // else if (typeof define === 'function' && define.amd) { - // define(["require", "exports"], factory); - // } - // })(function ...) - return ts.updateSourceFileNode(node, ts.createNodeArray([ - ts.createStatement(ts.createCall(umdHeader, - /*typeArguments*/ undefined, [ - // Add the module body function argument: - // - // function (require, exports) ... - ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") - ].concat(importAliasNames), - /*type*/ undefined, transformAsynchronousModuleBody(node)) - ])) - ], - /*location*/ node.statements)); + function emitLines(nodes) { + for (var _i = 0, nodes_6 = nodes; _i < nodes_6.length; _i++) { + var node = nodes_6[_i]; + emit(node); + } } - /** - * Collect the additional asynchronous dependencies for the module. - * - * @param node The source file. - * @param includeNonAmdDependencies A value indicating whether to include non-AMD dependencies. - */ - function collectAsynchronousDependencies(node, includeNonAmdDependencies) { - // names of modules with corresponding parameter in the factory function - var aliasedModuleNames = []; - // names of modules with no corresponding parameters in factory function - var unaliasedModuleNames = []; - // names of the parameters in the factory function; these - // parameters need to match the indexes of the corresponding - // module names in aliasedModuleNames. - var importAliasNames = []; - // Fill in amd-dependency tags - for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) { - var amdDependency = _a[_i]; - if (amdDependency.name) { - aliasedModuleNames.push(ts.createLiteral(amdDependency.path)); - importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, amdDependency.name)); + function emitSeparatedList(nodes, separator, eachNodeEmitFn, canEmitFn) { + var currentWriterPos = writer.getTextPos(); + for (var _i = 0, nodes_7 = nodes; _i < nodes_7.length; _i++) { + var node = nodes_7[_i]; + if (!canEmitFn || canEmitFn(node)) { + if (currentWriterPos !== writer.getTextPos()) { + write(separator); + } + currentWriterPos = writer.getTextPos(); + eachNodeEmitFn(node); + } + } + } + function emitCommaList(nodes, eachNodeEmitFn, canEmitFn) { + emitSeparatedList(nodes, ", ", eachNodeEmitFn, canEmitFn); + } + function writeJsDocComments(declaration) { + if (declaration) { + var jsDocComments = ts.getJSDocCommentRanges(declaration, currentText); + ts.emitNewLineBeforeLeadingComments(currentLineMap, writer, declaration, jsDocComments); + // jsDoc comments are emitted at /*leading comment1 */space/*leading comment*/space + ts.emitComments(currentText, currentLineMap, writer, jsDocComments, /*leadingSeparator*/ false, /*trailingSeparator*/ true, newLine, ts.writeCommentRange); + } + } + function emitTypeWithNewGetSymbolAccessibilityDiagnostic(type, getSymbolAccessibilityDiagnostic) { + writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; + emitType(type); + } + function emitType(type) { + switch (type.kind) { + case 119 /* AnyKeyword */: + case 136 /* StringKeyword */: + case 133 /* NumberKeyword */: + case 122 /* BooleanKeyword */: + case 134 /* ObjectKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + case 139 /* UndefinedKeyword */: + case 95 /* NullKeyword */: + case 130 /* NeverKeyword */: + case 169 /* ThisType */: + case 173 /* LiteralType */: + return writeTextOfNode(currentText, type); + case 201 /* ExpressionWithTypeArguments */: + return emitExpressionWithTypeArguments(type); + case 159 /* TypeReference */: + return emitTypeReference(type); + case 162 /* TypeQuery */: + return emitTypeQuery(type); + case 164 /* ArrayType */: + return emitArrayType(type); + case 165 /* TupleType */: + return emitTupleType(type); + case 166 /* UnionType */: + return emitUnionType(type); + case 167 /* IntersectionType */: + return emitIntersectionType(type); + case 168 /* ParenthesizedType */: + return emitParenType(type); + case 170 /* TypeOperator */: + return emitTypeOperator(type); + case 171 /* IndexedAccessType */: + return emitIndexedAccessType(type); + case 172 /* MappedType */: + return emitMappedType(type); + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + return emitSignatureDeclarationWithJsDocComments(type); + case 163 /* TypeLiteral */: + return emitTypeLiteral(type); + case 71 /* Identifier */: + return emitEntityName(type); + case 143 /* QualifiedName */: + return emitEntityName(type); + case 158 /* TypePredicate */: + return emitTypePredicate(type); + } + function writeEntityName(entityName) { + if (entityName.kind === 71 /* Identifier */) { + writeTextOfNode(currentText, entityName); } else { - unaliasedModuleNames.push(ts.createLiteral(amdDependency.path)); + var left = entityName.kind === 143 /* QualifiedName */ ? entityName.left : entityName.expression; + var right = entityName.kind === 143 /* QualifiedName */ ? entityName.right : entityName.name; + writeEntityName(left); + write("."); + writeTextOfNode(currentText, right); } } - for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) { - var importNode = _c[_b]; - // Find the name of the external module - var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); - // Find the name of the module alias, if there is one - var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile); - if (includeNonAmdDependencies && importAliasName) { - // Set emitFlags on the name of the classDeclaration - // This is so that when printer will not substitute the identifier - ts.setEmitFlags(importAliasName, 4 /* NoSubstitution */); - aliasedModuleNames.push(externalModuleName); - importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, importAliasName)); + function emitEntityName(entityName) { + var visibilityResult = resolver.isEntityNameVisible(entityName, + // Aliases can be written asynchronously so use correct enclosing declaration + entityName.parent.kind === 237 /* ImportEqualsDeclaration */ ? entityName.parent : enclosingDeclaration); + handleSymbolAccessibilityError(visibilityResult); + recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForEntityName(entityName)); + writeEntityName(entityName); + } + function emitExpressionWithTypeArguments(node) { + if (ts.isEntityNameExpression(node.expression)) { + ts.Debug.assert(node.expression.kind === 71 /* Identifier */ || node.expression.kind === 179 /* PropertyAccessExpression */); + emitEntityName(node.expression); + if (node.typeArguments) { + write("<"); + emitCommaList(node.typeArguments, emitType); + write(">"); + } } - else { - unaliasedModuleNames.push(externalModuleName); + } + function emitTypeReference(type) { + emitEntityName(type.typeName); + if (type.typeArguments) { + write("<"); + emitCommaList(type.typeArguments, emitType); + write(">"); } } - return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames }; + function emitTypePredicate(type) { + writeTextOfNode(currentText, type.parameterName); + write(" is "); + emitType(type.type); + } + function emitTypeQuery(type) { + write("typeof "); + emitEntityName(type.exprName); + } + function emitArrayType(type) { + emitType(type.elementType); + write("[]"); + } + function emitTupleType(type) { + write("["); + emitCommaList(type.elementTypes, emitType); + write("]"); + } + function emitUnionType(type) { + emitSeparatedList(type.types, " | ", emitType); + } + function emitIntersectionType(type) { + emitSeparatedList(type.types, " & ", emitType); + } + function emitParenType(type) { + write("("); + emitType(type.type); + write(")"); + } + function emitTypeOperator(type) { + write(ts.tokenToString(type.operator)); + write(" "); + emitType(type.type); + } + function emitIndexedAccessType(node) { + emitType(node.objectType); + write("["); + emitType(node.indexType); + write("]"); + } + function emitMappedType(node) { + var prevEnclosingDeclaration = enclosingDeclaration; + enclosingDeclaration = node; + write("{"); + writeLine(); + increaseIndent(); + if (node.readonlyToken) { + write("readonly "); + } + write("["); + writeEntityName(node.typeParameter.name); + write(" in "); + emitType(node.typeParameter.constraint); + write("]"); + if (node.questionToken) { + write("?"); + } + write(": "); + emitType(node.type); + write(";"); + writeLine(); + decreaseIndent(); + write("}"); + enclosingDeclaration = prevEnclosingDeclaration; + } + function emitTypeLiteral(type) { + write("{"); + if (type.members.length) { + writeLine(); + increaseIndent(); + // write members + emitLines(type.members); + decreaseIndent(); + } + write("}"); + } } - /** - * Transforms a SourceFile into an AMD or UMD module body. - * - * @param node The SourceFile node. - */ - function transformAsynchronousModuleBody(node) { - startLexicalEnvironment(); - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - // Visit each statement of the module body. - ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true)); - ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); - // End the lexical environment for the module body - // and merge any new lexical declarations. - ts.addRange(statements, endLexicalEnvironment()); - // Append the 'export =' statement if provided. - addExportEqualsIfNeeded(statements, /*emitAsReturn*/ true); - var body = ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true); - if (currentModuleInfo.hasExportStarsToExportValues) { - // If we have any `export * from ...` declarations - // we need to inform the emitter to add the __export helper. - ts.addEmitHelper(body, exportStarHelper); + function emitSourceFile(node) { + currentText = node.text; + currentLineMap = ts.getLineStarts(node); + currentIdentifiers = node.identifiers; + isCurrentFileExternalModule = ts.isExternalModule(node); + enclosingDeclaration = node; + ts.emitDetachedComments(currentText, currentLineMap, writer, ts.writeCommentRange, node, newLine, /*removeComments*/ true); + emitLines(node.statements); + } + // Return a temp variable name to be used in `export default`/`export class ... extends` statements. + // The temp name will be of the form _default_counter. + // Note that export default is only allowed at most once in a module, so we + // do not need to keep track of created temp names. + function getExportTempVariableName(baseName) { + if (!currentIdentifiers.has(baseName)) { + return baseName; + } + var count = 0; + while (true) { + count++; + var name = baseName + "_" + count; + if (!currentIdentifiers.has(name)) { + return name; + } } - return body; } - /** - * Adds the down-level representation of `export=` to the statement list if one exists - * in the source file. - * - * @param statements The Statement list to modify. - * @param emitAsReturn A value indicating whether to emit the `export=` statement as a - * return statement. - */ - function addExportEqualsIfNeeded(statements, emitAsReturn) { - if (currentModuleInfo.exportEquals) { - if (emitAsReturn) { - var statement = ts.createReturn(currentModuleInfo.exportEquals.expression, - /*location*/ currentModuleInfo.exportEquals); - ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 1536 /* NoComments */); - statements.push(statement); + function emitTempVariableDeclaration(expr, baseName, diagnostic, needsDeclare) { + var tempVarName = getExportTempVariableName(baseName); + if (needsDeclare) { + write("declare "); + } + write("const "); + write(tempVarName); + write(": "); + writer.getSymbolAccessibilityDiagnostic = function () { return diagnostic; }; + resolver.writeTypeOfExpression(expr, enclosingDeclaration, 4 /* UseTypeOfFunction */ | 16384 /* WriteClassExpressionAsTypeLiteral */, writer); + write(";"); + writeLine(); + return tempVarName; + } + function emitExportAssignment(node) { + if (node.expression.kind === 71 /* Identifier */) { + write(node.isExportEquals ? "export = " : "export default "); + writeTextOfNode(currentText, node.expression); + } + else { + var tempVarName = emitTempVariableDeclaration(node.expression, "_default", { + diagnosticMessage: ts.Diagnostics.Default_export_of_the_module_has_or_is_using_private_name_0, + errorNode: node + }, needsDeclare); + write(node.isExportEquals ? "export = " : "export default "); + write(tempVarName); + } + write(";"); + writeLine(); + // Make all the declarations visible for the export name + if (node.expression.kind === 71 /* Identifier */) { + var nodes = resolver.collectLinkedAliases(node.expression); + // write each of these declarations asynchronously + writeAsynchronousModuleElements(nodes); + } + } + function isModuleElementVisible(node) { + return resolver.isDeclarationVisible(node); + } + function emitModuleElement(node, isModuleElementVisible) { + if (isModuleElementVisible) { + writeModuleElement(node); + } + else if (node.kind === 237 /* ImportEqualsDeclaration */ || + (node.parent.kind === 265 /* SourceFile */ && isCurrentFileExternalModule)) { + var isVisible = void 0; + if (asynchronousSubModuleDeclarationEmitInfo && node.parent.kind !== 265 /* SourceFile */) { + // Import declaration of another module that is visited async so lets put it in right spot + asynchronousSubModuleDeclarationEmitInfo.push({ + node: node, + outputPos: writer.getTextPos(), + indent: writer.getIndent(), + isVisible: isVisible + }); } else { - var statement = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), currentModuleInfo.exportEquals.expression), - /*location*/ currentModuleInfo.exportEquals); - ts.setEmitFlags(statement, 1536 /* NoComments */); - statements.push(statement); + if (node.kind === 238 /* ImportDeclaration */) { + var importDeclaration = node; + if (importDeclaration.importClause) { + isVisible = (importDeclaration.importClause.name && resolver.isDeclarationVisible(importDeclaration.importClause)) || + isVisibleNamedBinding(importDeclaration.importClause.namedBindings); + } + } + moduleElementDeclarationEmitInfo.push({ + node: node, + outputPos: writer.getTextPos(), + indent: writer.getIndent(), + isVisible: isVisible + }); } } } - // - // Top-Level Source Element Visitors - // - /** - * Visits a node at the top level of the source file. - * - * @param node The node to visit. - */ - function sourceElementVisitor(node) { + function writeModuleElement(node) { switch (node.kind) { - case 235 /* ImportDeclaration */: - return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: - return visitImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: - return visitExportDeclaration(node); - case 240 /* ExportAssignment */: - return visitExportAssignment(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: - return visitClassDeclaration(node); - case 295 /* MergeDeclarationMarker */: - return visitMergeDeclarationMarker(node); - case 296 /* EndOfDeclarationMarker */: - return visitEndOfDeclarationMarker(node); + case 228 /* FunctionDeclaration */: + return writeFunctionDeclaration(node); + case 208 /* VariableStatement */: + return writeVariableStatement(node); + case 230 /* InterfaceDeclaration */: + return writeInterfaceDeclaration(node); + case 229 /* ClassDeclaration */: + return writeClassDeclaration(node); + case 231 /* TypeAliasDeclaration */: + return writeTypeAliasDeclaration(node); + case 232 /* EnumDeclaration */: + return writeEnumDeclaration(node); + case 233 /* ModuleDeclaration */: + return writeModuleDeclaration(node); + case 237 /* ImportEqualsDeclaration */: + return writeImportEqualsDeclaration(node); + case 238 /* ImportDeclaration */: + return writeImportDeclaration(node); default: - // This visitor does not descend into the tree, as export/import statements - // are only transformed at the top level of a file. - return node; + ts.Debug.fail("Unknown symbol kind"); } } - /** - * Visits an ImportDeclaration node. - * - * @param node The node to visit. - */ - function visitImportDeclaration(node) { - var statements; - var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); - if (moduleKind !== ts.ModuleKind.AMD) { - if (!node.importClause) { - // import "mod"; - return ts.createStatement(createRequireCall(node), /*location*/ node); + function emitModuleElementDeclarationFlags(node) { + // If the node is parented in the current source file we need to emit export declare or just export + if (node.parent.kind === 265 /* SourceFile */) { + var modifiers = ts.getModifierFlags(node); + // If the node is exported + if (modifiers & 1 /* Export */) { + write("export "); } - else { - var variables = []; - if (namespaceDeclaration && !ts.isDefaultImport(node)) { - // import * as n from "mod"; - variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, createRequireCall(node))); - } - else { - // import d from "mod"; - // import { x, y } from "mod"; - // import d, { x, y } from "mod"; - // import d, * as n from "mod"; - variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), - /*type*/ undefined, createRequireCall(node))); - if (namespaceDeclaration && ts.isDefaultImport(node)) { - variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, ts.getGeneratedNameForNode(node))); - } - } - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(variables, - /*location*/ undefined, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */), - /*location*/ node)); + if (modifiers & 512 /* Default */) { + write("default "); + } + else if (node.kind !== 230 /* InterfaceDeclaration */ && needsDeclare) { + write("declare "); } } - else if (namespaceDeclaration && ts.isDefaultImport(node)) { - // import d, * as n from "mod"; - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, ts.getGeneratedNameForNode(node), - /*location*/ node) - ], - /*location*/ undefined, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */))); + } + function emitClassMemberDeclarationFlags(flags) { + if (flags & 8 /* Private */) { + write("private "); } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node); + else if (flags & 16 /* Protected */) { + write("protected "); } - else { - statements = appendExportsOfImportDeclaration(statements, node); + if (flags & 32 /* Static */) { + write("static "); } - return ts.singleOrMany(statements); - } - /** - * Creates a `require()` call to import an external module. - * - * @param importNode The declararation to import. - */ - function createRequireCall(importNode) { - var moduleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); - var args = []; - if (moduleName) { - args.push(moduleName); + if (flags & 64 /* Readonly */) { + write("readonly "); + } + if (flags & 128 /* Abstract */) { + write("abstract "); } - return ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, args); } - /** - * Visits an ImportEqualsDeclaration node. - * - * @param node The node to visit. - */ - function visitImportEqualsDeclaration(node) { - ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); - var statements; - if (moduleKind !== ts.ModuleKind.AMD) { - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.createStatement(createExportExpression(node.name, createRequireCall(node)), - /*location*/ node)); - } - else { - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), - /*type*/ undefined, createRequireCall(node)) - ], - /*location*/ undefined, - /*flags*/ languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */), - /*location*/ node)); - } + function writeImportEqualsDeclaration(node) { + // note usage of writer. methods instead of aliases created, just to make sure we are using + // correct writer especially to handle asynchronous alias writing + emitJsDocComments(node); + if (ts.hasModifier(node, 1 /* Export */)) { + write("export "); + } + write("import "); + writeTextOfNode(currentText, node.name); + write(" = "); + if (ts.isInternalModuleImportEqualsDeclaration(node)) { + emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.moduleReference, getImportEntityNameVisibilityError); + write(";"); } else { - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.createStatement(createExportExpression(ts.getExportName(node), ts.getLocalName(node)), - /*location*/ node)); - } + write("require("); + emitExternalModuleSpecifier(node); + write(");"); } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node); + writer.writeLine(); + function getImportEntityNameVisibilityError() { + return { + diagnosticMessage: ts.Diagnostics.Import_declaration_0_is_using_private_name_1, + errorNode: node, + typeName: node.name + }; } - else { - statements = appendExportsOfImportEqualsDeclaration(statements, node); + } + function isVisibleNamedBinding(namedBindings) { + if (namedBindings) { + if (namedBindings.kind === 240 /* NamespaceImport */) { + return resolver.isDeclarationVisible(namedBindings); + } + else { + return ts.forEach(namedBindings.elements, function (namedImport) { return resolver.isDeclarationVisible(namedImport); }); + } } - return ts.singleOrMany(statements); } - /** - * Visits an ExportDeclaration node. - * - * @param The node to visit. - */ - function visitExportDeclaration(node) { - if (!node.moduleSpecifier) { - // Elide export declarations with no module specifier as they are handled - // elsewhere. - return undefined; + function writeImportDeclaration(node) { + emitJsDocComments(node); + if (ts.hasModifier(node, 1 /* Export */)) { + write("export "); } - var generatedName = ts.getGeneratedNameForNode(node); - if (node.exportClause) { - var statements = []; - // export { x, y } from "mod"; - if (moduleKind !== ts.ModuleKind.AMD) { - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(generatedName, - /*type*/ undefined, createRequireCall(node)) - ]), - /*location*/ node)); + write("import "); + if (node.importClause) { + var currentWriterPos = writer.getTextPos(); + if (node.importClause.name && resolver.isDeclarationVisible(node.importClause)) { + writeTextOfNode(currentText, node.importClause.name); } - for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) { - var specifier = _a[_i]; - var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name); - statements.push(ts.createStatement(createExportExpression(ts.getExportName(specifier), exportedValue), - /*location*/ specifier)); + if (node.importClause.namedBindings && isVisibleNamedBinding(node.importClause.namedBindings)) { + if (currentWriterPos !== writer.getTextPos()) { + // If the default binding was emitted, write the separated + write(", "); + } + if (node.importClause.namedBindings.kind === 240 /* NamespaceImport */) { + write("* as "); + writeTextOfNode(currentText, node.importClause.namedBindings.name); + } + else { + write("{ "); + emitCommaList(node.importClause.namedBindings.elements, emitImportOrExportSpecifier, resolver.isDeclarationVisible); + write(" }"); + } } - return ts.singleOrMany(statements); + write(" from "); + } + emitExternalModuleSpecifier(node); + write(";"); + writer.writeLine(); + } + function emitExternalModuleSpecifier(parent) { + // emitExternalModuleSpecifier is usually called when we emit something in the.d.ts file that will make it an external module (i.e. import/export declarations). + // the only case when it is not true is when we call it to emit correct name for module augmentation - d.ts files with just module augmentations are not considered + // external modules since they are indistinguishable from script files with ambient modules. To fix this in such d.ts files we'll emit top level 'export {}' + // so compiler will treat them as external modules. + resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || parent.kind !== 233 /* ModuleDeclaration */; + var moduleSpecifier; + if (parent.kind === 237 /* ImportEqualsDeclaration */) { + var node = parent; + moduleSpecifier = ts.getExternalModuleImportEqualsDeclarationExpression(node); + } + else if (parent.kind === 233 /* ModuleDeclaration */) { + moduleSpecifier = parent.name; } else { - // export * from "mod"; - return ts.createStatement(ts.createCall(ts.createIdentifier("__export"), - /*typeArguments*/ undefined, [ - moduleKind !== ts.ModuleKind.AMD - ? createRequireCall(node) - : generatedName - ]), - /*location*/ node); + var node = parent; + moduleSpecifier = node.moduleSpecifier; + } + if (moduleSpecifier.kind === 9 /* StringLiteral */ && isBundledEmit && (compilerOptions.out || compilerOptions.outFile)) { + var moduleName = ts.getExternalModuleNameFromDeclaration(host, resolver, parent); + if (moduleName) { + write('"'); + write(moduleName); + write('"'); + return; + } } + writeTextOfNode(currentText, moduleSpecifier); } - /** - * Visits an ExportAssignment node. - * - * @param node The node to visit. - */ - function visitExportAssignment(node) { - if (node.isExportEquals) { - return undefined; + function emitImportOrExportSpecifier(node) { + if (node.propertyName) { + writeTextOfNode(currentText, node.propertyName); + write(" as "); } - var statements; - var original = node.original; - if (original && hasAssociatedEndOfDeclarationMarker(original)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); + writeTextOfNode(currentText, node.name); + } + function emitExportSpecifier(node) { + emitImportOrExportSpecifier(node); + // Make all the declarations visible for the export name + var nodes = resolver.collectLinkedAliases(node.propertyName || node.name); + // write each of these declarations asynchronously + writeAsynchronousModuleElements(nodes); + } + function emitExportDeclaration(node) { + emitJsDocComments(node); + write("export "); + if (node.exportClause) { + write("{ "); + emitCommaList(node.exportClause.elements, emitExportSpecifier); + write(" }"); } else { - statements = appendExportStatement(statements, ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); + write("*"); } - return ts.singleOrMany(statements); + if (node.moduleSpecifier) { + write(" from "); + emitExternalModuleSpecifier(node); + } + write(";"); + writer.writeLine(); } - /** - * Visits a FunctionDeclaration node. - * - * @param node The node to visit. - */ - function visitFunctionDeclaration(node) { - var statements; - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.setOriginalNode(ts.createFunctionDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, node.parameters, - /*type*/ undefined, node.body, - /*location*/ node), - /*original*/ node)); + function writeModuleDeclaration(node) { + emitJsDocComments(node); + emitModuleElementDeclarationFlags(node); + if (ts.isGlobalScopeAugmentation(node)) { + write("global "); } else { - statements = ts.append(statements, node); + if (node.flags & 16 /* Namespace */) { + write("namespace "); + } + else { + write("module "); + } + if (ts.isExternalModuleAugmentation(node)) { + emitExternalModuleSpecifier(node); + } + else { + writeTextOfNode(currentText, node.name); + } } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + while (node.body && node.body.kind !== 234 /* ModuleBlock */) { + node = node.body; + write("."); + writeTextOfNode(currentText, node.name); + } + var prevEnclosingDeclaration = enclosingDeclaration; + if (node.body) { + enclosingDeclaration = node; + write(" {"); + writeLine(); + increaseIndent(); + emitLines(node.body.statements); + decreaseIndent(); + write("}"); + writeLine(); + enclosingDeclaration = prevEnclosingDeclaration; } else { - statements = appendExportsOfHoistedDeclaration(statements, node); + write(";"); } - return ts.singleOrMany(statements); } - /** - * Visits a ClassDeclaration node. - * - * @param node The node to visit. - */ - function visitClassDeclaration(node) { - var statements; - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.setOriginalNode(ts.createClassDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, node.heritageClauses, node.members, - /*location*/ node), - /*original*/ node)); + function writeTypeAliasDeclaration(node) { + var prevEnclosingDeclaration = enclosingDeclaration; + enclosingDeclaration = node; + emitJsDocComments(node); + emitModuleElementDeclarationFlags(node); + write("type "); + writeTextOfNode(currentText, node.name); + emitTypeParameters(node.typeParameters); + write(" = "); + emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.type, getTypeAliasDeclarationVisibilityError); + write(";"); + writeLine(); + enclosingDeclaration = prevEnclosingDeclaration; + function getTypeAliasDeclarationVisibilityError() { + return { + diagnosticMessage: ts.Diagnostics.Exported_type_alias_0_has_or_is_using_private_name_1, + errorNode: node.type, + typeName: node.name + }; } - else { - statements = ts.append(statements, node); + } + function writeEnumDeclaration(node) { + emitJsDocComments(node); + emitModuleElementDeclarationFlags(node); + if (ts.isConst(node)) { + write("const "); } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + write("enum "); + writeTextOfNode(currentText, node.name); + write(" {"); + writeLine(); + increaseIndent(); + emitLines(node.members); + decreaseIndent(); + write("}"); + writeLine(); + } + function emitEnumMemberDeclaration(node) { + emitJsDocComments(node); + writeTextOfNode(currentText, node.name); + var enumMemberValue = resolver.getConstantValue(node); + if (enumMemberValue !== undefined) { + write(" = "); + write(ts.getTextOfConstantValue(enumMemberValue)); } - else { - statements = appendExportsOfHoistedDeclaration(statements, node); + write(","); + writeLine(); + } + function isPrivateMethodTypeParameter(node) { + return node.parent.kind === 151 /* MethodDeclaration */ && ts.hasModifier(node.parent, 8 /* Private */); + } + function emitTypeParameters(typeParameters) { + function emitTypeParameter(node) { + increaseIndent(); + emitJsDocComments(node); + decreaseIndent(); + writeTextOfNode(currentText, node.name); + // If there is constraint present and this is not a type parameter of the private method emit the constraint + if (node.constraint && !isPrivateMethodTypeParameter(node)) { + write(" extends "); + if (node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + (node.parent.parent && node.parent.parent.kind === 163 /* TypeLiteral */)) { + ts.Debug.assert(node.parent.kind === 151 /* MethodDeclaration */ || + node.parent.kind === 150 /* MethodSignature */ || + node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + node.parent.kind === 155 /* CallSignature */ || + node.parent.kind === 156 /* ConstructSignature */); + emitType(node.constraint); + } + else { + emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.constraint, getTypeParameterConstraintVisibilityError); + } + } + if (node.default && !isPrivateMethodTypeParameter(node)) { + write(" = "); + if (node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + (node.parent.parent && node.parent.parent.kind === 163 /* TypeLiteral */)) { + ts.Debug.assert(node.parent.kind === 151 /* MethodDeclaration */ || + node.parent.kind === 150 /* MethodSignature */ || + node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + node.parent.kind === 155 /* CallSignature */ || + node.parent.kind === 156 /* ConstructSignature */); + emitType(node.default); + } + else { + emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.default, getTypeParameterConstraintVisibilityError); + } + } + function getTypeParameterConstraintVisibilityError() { + // Type parameter constraints are named by user so we should always be able to name it + var diagnosticMessage; + switch (node.parent.kind) { + case 229 /* ClassDeclaration */: + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1; + break; + case 230 /* InterfaceDeclaration */: + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1; + break; + case 156 /* ConstructSignature */: + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; + break; + case 155 /* CallSignature */: + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; + break; + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + if (ts.hasModifier(node.parent, 32 /* Static */)) { + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; + } + else if (node.parent.parent.kind === 229 /* ClassDeclaration */) { + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1; + } + else { + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; + } + break; + case 228 /* FunctionDeclaration */: + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1; + break; + case 231 /* TypeAliasDeclaration */: + diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1; + break; + default: + ts.Debug.fail("This is unknown parent for type parameter: " + node.parent.kind); + } + return { + diagnosticMessage: diagnosticMessage, + errorNode: node, + typeName: node.name + }; + } + } + if (typeParameters) { + write("<"); + emitCommaList(typeParameters, emitTypeParameter); + write(">"); } - return ts.singleOrMany(statements); } - /** - * Visits a VariableStatement node. - * - * @param node The node to visit. - */ - function visitVariableStatement(node) { - var statements; - var variables; - var expressions; - if (ts.hasModifier(node, 1 /* Export */)) { - var modifiers = void 0; - // If we're exporting these variables, then these just become assignments to 'exports.x'. - // We only want to emit assignments for variables with initializers. - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) { - if (!modifiers) { - modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier); - } - variables = ts.append(variables, variable); + function emitHeritageClause(typeReferences, isImplementsList) { + if (typeReferences) { + write(isImplementsList ? " implements " : " extends "); + emitCommaList(typeReferences, emitTypeOfTypeReference); + } + function emitTypeOfTypeReference(node) { + if (ts.isEntityNameExpression(node.expression)) { + emitTypeWithNewGetSymbolAccessibilityDiagnostic(node, getHeritageClauseVisibilityError); + } + else if (!isImplementsList && node.expression.kind === 95 /* NullKeyword */) { + write("null"); + } + function getHeritageClauseVisibilityError() { + var diagnosticMessage; + // Heritage clause is written by user so it can always be named + if (node.parent.parent.kind === 229 /* ClassDeclaration */) { + // Class or Interface implemented/extended is inaccessible + diagnosticMessage = isImplementsList ? + ts.Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 : + ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1; } - else if (variable.initializer) { - expressions = ts.append(expressions, transformInitializedVariable(variable)); + else { + // interface is inaccessible + diagnosticMessage = ts.Diagnostics.extends_clause_of_exported_interface_0_has_or_is_using_private_name_1; } + return { + diagnosticMessage: diagnosticMessage, + errorNode: node, + typeName: ts.getNameOfDeclaration(node.parent.parent) + }; } - if (variables) { - statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables))); - } - if (expressions) { - statements = ts.append(statements, ts.createStatement(ts.inlineExpressions(expressions), /*location*/ node)); + } + } + function writeClassDeclaration(node) { + function emitParameterProperties(constructorDeclaration) { + if (constructorDeclaration) { + ts.forEach(constructorDeclaration.parameters, function (param) { + if (ts.hasModifier(param, 92 /* ParameterPropertyModifier */)) { + emitPropertyDeclaration(param); + } + }); } } - else { - statements = ts.append(statements, node); + var prevEnclosingDeclaration = enclosingDeclaration; + enclosingDeclaration = node; + var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); + var tempVarName; + if (baseTypeNode && !ts.isEntityNameExpression(baseTypeNode.expression)) { + tempVarName = baseTypeNode.expression.kind === 95 /* NullKeyword */ ? + "null" : + emitTempVariableDeclaration(baseTypeNode.expression, node.name.escapedText + "_base", { + diagnosticMessage: ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1, + errorNode: baseTypeNode, + typeName: node.name + }, !ts.findAncestor(node, function (n) { return n.kind === 233 /* ModuleDeclaration */; })); } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node); + emitJsDocComments(node); + emitModuleElementDeclarationFlags(node); + if (ts.hasModifier(node, 128 /* Abstract */)) { + write("abstract "); } - else { - statements = appendExportsOfVariableStatement(statements, node); + write("class "); + writeTextOfNode(currentText, node.name); + emitTypeParameters(node.typeParameters); + if (baseTypeNode) { + if (!ts.isEntityNameExpression(baseTypeNode.expression)) { + write(" extends "); + write(tempVarName); + if (baseTypeNode.typeArguments) { + write("<"); + emitCommaList(baseTypeNode.typeArguments, emitType); + write(">"); + } + } + else { + emitHeritageClause([baseTypeNode], /*isImplementsList*/ false); + } } - return ts.singleOrMany(statements); + emitHeritageClause(ts.getClassImplementsHeritageClauseElements(node), /*isImplementsList*/ true); + write(" {"); + writeLine(); + increaseIndent(); + emitParameterProperties(ts.getFirstConstructorWithBody(node)); + emitLines(node.members); + decreaseIndent(); + write("}"); + writeLine(); + enclosingDeclaration = prevEnclosingDeclaration; } - /** - * Transforms an exported variable with an initializer into an expression. - * - * @param node The node to transform. - */ - function transformInitializedVariable(node) { - if (ts.isBindingPattern(node.name)) { - return ts.flattenDestructuringAssignment(node, - /*visitor*/ undefined, context, 0 /* All */, - /*needsValue*/ false, createExportExpression); - } - else { - return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name, - /*location*/ node.name), node.initializer); + function writeInterfaceDeclaration(node) { + emitJsDocComments(node); + emitModuleElementDeclarationFlags(node); + write("interface "); + writeTextOfNode(currentText, node.name); + var prevEnclosingDeclaration = enclosingDeclaration; + enclosingDeclaration = node; + emitTypeParameters(node.typeParameters); + var interfaceExtendsTypes = ts.filter(ts.getInterfaceBaseTypeNodes(node), function (base) { return ts.isEntityNameExpression(base.expression); }); + if (interfaceExtendsTypes && interfaceExtendsTypes.length) { + emitHeritageClause(interfaceExtendsTypes, /*isImplementsList*/ false); } + write(" {"); + writeLine(); + increaseIndent(); + emitLines(node.members); + decreaseIndent(); + write("}"); + writeLine(); + enclosingDeclaration = prevEnclosingDeclaration; } - /** - * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged - * and transformed declaration. - * - * @param node The node to visit. - */ - function visitMergeDeclarationMarker(node) { - // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding - // declaration we do not emit a leading variable declaration. To preserve the - // begin/end semantics of the declararation and to properly handle exports - // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. - // - // To balance the declaration, add the exports of the elided variable - // statement. - if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 205 /* VariableStatement */) { - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original); + function emitPropertyDeclaration(node) { + if (ts.hasDynamicName(node)) { + return; } - return node; - } - /** - * Determines whether a node has an associated EndOfDeclarationMarker. - * - * @param node The node to test. - */ - function hasAssociatedEndOfDeclarationMarker(node) { - return (ts.getEmitFlags(node) & 2097152 /* HasEndOfDeclarationMarker */) !== 0; + emitJsDocComments(node); + emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); + emitVariableDeclaration(node); + write(";"); + writeLine(); } - /** - * Visits a DeclarationMarker used as a placeholder for the end of a transformed - * declaration. - * - * @param node The node to visit. - */ - function visitEndOfDeclarationMarker(node) { - // For some transformations we emit an `EndOfDeclarationMarker` to mark the actual - // end of the transformed declaration. We use this marker to emit any deferred exports - // of the declaration. - var id = ts.getOriginalNodeId(node); - var statements = deferredExports[id]; - if (statements) { - delete deferredExports[id]; - return ts.append(statements, node); + function emitVariableDeclaration(node) { + // If we are emitting property it isn't moduleElement and hence we already know it needs to be emitted + // so there is no check needed to see if declaration is visible + if (node.kind !== 226 /* VariableDeclaration */ || resolver.isDeclarationVisible(node)) { + if (ts.isBindingPattern(node.name)) { + emitBindingPattern(node.name); + } + else { + // If this node is a computed name, it can only be a symbol, because we've already skipped + // it if it's not a well known symbol. In that case, the text of the name will be exactly + // what we want, namely the name expression enclosed in brackets. + writeTextOfNode(currentText, node.name); + // If optional property emit ? but in the case of parameterProperty declaration with "?" indicating optional parameter for the constructor + // we don't want to emit property declaration with "?" + if ((node.kind === 149 /* PropertyDeclaration */ || node.kind === 148 /* PropertySignature */ || + (node.kind === 146 /* Parameter */ && !ts.isParameterPropertyDeclaration(node))) && ts.hasQuestionToken(node)) { + write("?"); + } + if ((node.kind === 149 /* PropertyDeclaration */ || node.kind === 148 /* PropertySignature */) && node.parent.kind === 163 /* TypeLiteral */) { + emitTypeOfVariableDeclarationFromTypeLiteral(node); + } + else if (resolver.isLiteralConstDeclaration(node)) { + write(" = "); + resolver.writeLiteralConstValue(node, writer); + } + else if (!ts.hasModifier(node, 8 /* Private */)) { + writeTypeOfDeclaration(node, node.type, getVariableDeclarationTypeVisibilityError); + } + } } - return node; - } - /** - * Appends the exports of an ImportDeclaration to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfImportDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; + function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { + if (node.kind === 226 /* VariableDeclaration */) { + return symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : + ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Exported_variable_0_has_or_is_using_private_name_1; + } + else if (node.kind === 149 /* PropertyDeclaration */ || node.kind === 148 /* PropertySignature */ || + (node.kind === 146 /* Parameter */ && ts.hasModifier(node.parent, 8 /* Private */))) { + // TODO(jfreeman): Deal with computed properties in error reporting. + if (ts.hasModifier(node, 32 /* Static */)) { + return symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : + ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1; + } + else if (node.parent.kind === 229 /* ClassDeclaration */ || node.kind === 146 /* Parameter */) { + return symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : + ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_private_name_1; + } + else { + // Interfaces cannot have types that cannot be named + return symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_private_name_1; + } + } } - var importClause = decl.importClause; - if (!importClause) { - return statements; + function getVariableDeclarationTypeVisibilityError(symbolAccessibilityResult) { + var diagnosticMessage = getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult); + return diagnosticMessage !== undefined ? { + diagnosticMessage: diagnosticMessage, + errorNode: node, + typeName: node.name + } : undefined; } - if (importClause.name) { - statements = appendExportsOfDeclaration(statements, importClause); + function emitBindingPattern(bindingPattern) { + // Only select non-omitted expression from the bindingPattern's elements. + // We have to do this to avoid emitting trailing commas. + // For example: + // original: var [, c,,] = [ 2,3,4] + // emitted: declare var c: number; // instead of declare var c:number, ; + var elements = []; + for (var _i = 0, _a = bindingPattern.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (element.kind !== 200 /* OmittedExpression */) { + elements.push(element); + } + } + emitCommaList(elements, emitBindingElement); } - var namedBindings = importClause.namedBindings; - if (namedBindings) { - switch (namedBindings.kind) { - case 237 /* NamespaceImport */: - statements = appendExportsOfDeclaration(statements, namedBindings); - break; - case 238 /* NamedImports */: - for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { - var importBinding = _a[_i]; - statements = appendExportsOfDeclaration(statements, importBinding); - } - break; + function emitBindingElement(bindingElement) { + function getBindingElementTypeVisibilityError(symbolAccessibilityResult) { + var diagnosticMessage = getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult); + return diagnosticMessage !== undefined ? { + diagnosticMessage: diagnosticMessage, + errorNode: bindingElement, + typeName: bindingElement.name + } : undefined; + } + if (bindingElement.name) { + if (ts.isBindingPattern(bindingElement.name)) { + emitBindingPattern(bindingElement.name); + } + else { + writeTextOfNode(currentText, bindingElement.name); + writeTypeOfDeclaration(bindingElement, /*type*/ undefined, getBindingElementTypeVisibilityError); + } } } - return statements; } - /** - * Appends the exports of an ImportEqualsDeclaration to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfImportEqualsDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; + function emitTypeOfVariableDeclarationFromTypeLiteral(node) { + // if this is property of type literal, + // or is parameter of method/call/construct/index signature of type literal + // emit only if type is specified + if (node.type) { + write(": "); + emitType(node.type); } - return appendExportsOfDeclaration(statements, decl); } - /** - * Appends the exports of a VariableStatement to a statement list, returning the statement - * list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param node The VariableStatement whose exports are to be recorded. - */ - function appendExportsOfVariableStatement(statements, node) { - if (currentModuleInfo.exportEquals) { - return statements; + function isVariableStatementVisible(node) { + return ts.forEach(node.declarationList.declarations, function (varDeclaration) { return resolver.isDeclarationVisible(varDeclaration); }); + } + function writeVariableStatement(node) { + // If binding pattern doesn't have name, then there is nothing to be emitted for declaration file i.e. const [,] = [1,2]. + if (ts.every(node.declarationList && node.declarationList.declarations, function (decl) { return decl.name && ts.isEmptyBindingPattern(decl.name); })) { + return; } - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - statements = appendExportsOfBindingElement(statements, decl); + emitJsDocComments(node); + emitModuleElementDeclarationFlags(node); + if (ts.isLet(node.declarationList)) { + write("let "); } - return statements; + else if (ts.isConst(node.declarationList)) { + write("const "); + } + else { + write("var "); + } + emitCommaList(node.declarationList.declarations, emitVariableDeclaration, resolver.isDeclarationVisible); + write(";"); + writeLine(); } - /** - * Appends the exports of a VariableDeclaration or BindingElement to a statement list, - * returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfBindingElement(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; + function emitAccessorDeclaration(node) { + if (ts.hasDynamicName(node)) { + return; } - if (ts.isBindingPattern(decl.name)) { - for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - statements = appendExportsOfBindingElement(statements, element); + var accessors = ts.getAllAccessorDeclarations(node.parent.members, node); + var accessorWithTypeAnnotation; + if (node === accessors.firstAccessor) { + emitJsDocComments(accessors.getAccessor); + emitJsDocComments(accessors.setAccessor); + emitClassMemberDeclarationFlags(ts.getModifierFlags(node) | (accessors.setAccessor ? 0 : 64 /* Readonly */)); + writeTextOfNode(currentText, node.name); + if (!ts.hasModifier(node, 8 /* Private */)) { + accessorWithTypeAnnotation = node; + var type = getTypeAnnotationFromAccessor(node); + if (!type) { + // couldn't get type for the first accessor, try the another one + var anotherAccessor = node.kind === 153 /* GetAccessor */ ? accessors.setAccessor : accessors.getAccessor; + type = getTypeAnnotationFromAccessor(anotherAccessor); + if (type) { + accessorWithTypeAnnotation = anotherAccessor; + } } + writeTypeOfDeclaration(node, type, getAccessorDeclarationTypeVisibilityError); } + write(";"); + writeLine(); } - else if (!ts.isGeneratedIdentifier(decl.name)) { - statements = appendExportsOfDeclaration(statements, decl); - } - return statements; - } - /** - * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, - * returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfHoistedDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; - } - if (ts.hasModifier(decl, 1 /* Export */)) { - var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createIdentifier("default") : decl.name; - statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), /*location*/ decl); + function getTypeAnnotationFromAccessor(accessor) { + if (accessor) { + return accessor.kind === 153 /* GetAccessor */ + ? accessor.type // Getter - return type + : accessor.parameters.length > 0 + ? accessor.parameters[0].type // Setter parameter type + : undefined; + } } - if (decl.name) { - statements = appendExportsOfDeclaration(statements, decl); + function getAccessorDeclarationTypeVisibilityError(symbolAccessibilityResult) { + var diagnosticMessage; + if (accessorWithTypeAnnotation.kind === 154 /* SetAccessor */) { + // Setters have to have type named and cannot infer it so, the type should always be named + if (ts.hasModifier(accessorWithTypeAnnotation.parent, 32 /* Static */)) { + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1; + } + else { + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1; + } + return { + diagnosticMessage: diagnosticMessage, + errorNode: accessorWithTypeAnnotation.parameters[0], + // TODO(jfreeman): Investigate why we are passing node.name instead of node.parameters[0].name + typeName: accessorWithTypeAnnotation.name + }; + } + else { + if (ts.hasModifier(accessorWithTypeAnnotation, 32 /* Static */)) { + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : + ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0; + } + else { + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : + ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0; + } + return { + diagnosticMessage: diagnosticMessage, + errorNode: accessorWithTypeAnnotation.name, + typeName: undefined + }; + } } - return statements; } - /** - * Appends the exports of a declaration to a statement list, returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration to export. - */ - function appendExportsOfDeclaration(statements, decl) { - var name = ts.getDeclarationName(decl); - var exportSpecifiers = currentModuleInfo.exportSpecifiers[name.text]; - if (exportSpecifiers) { - for (var _i = 0, exportSpecifiers_2 = exportSpecifiers; _i < exportSpecifiers_2.length; _i++) { - var exportSpecifier = exportSpecifiers_2[_i]; - statements = appendExportStatement(statements, exportSpecifier.name, name, /*location*/ exportSpecifier.name); + function writeFunctionDeclaration(node) { + if (ts.hasDynamicName(node)) { + return; + } + // If we are emitting Method/Constructor it isn't moduleElement and hence already determined to be emitting + // so no need to verify if the declaration is visible + if (!resolver.isImplementationOfOverload(node)) { + emitJsDocComments(node); + if (node.kind === 228 /* FunctionDeclaration */) { + emitModuleElementDeclarationFlags(node); + } + else if (node.kind === 151 /* MethodDeclaration */ || node.kind === 152 /* Constructor */) { + emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); + } + if (node.kind === 228 /* FunctionDeclaration */) { + write("function "); + writeTextOfNode(currentText, node.name); + } + else if (node.kind === 152 /* Constructor */) { + write("constructor"); + } + else { + writeTextOfNode(currentText, node.name); + if (ts.hasQuestionToken(node)) { + write("?"); + } } + emitSignatureDeclaration(node); } - return statements; } - /** - * Appends the down-level representation of an export to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param exportName The name of the export. - * @param expression The expression to export. - * @param location The location to use for source maps and comments for the export. - * @param allowComments Whether to allow comments on the export. - */ - function appendExportStatement(statements, exportName, expression, location, allowComments) { - if (exportName.text === "default") { - var sourceFile = ts.getOriginalNode(currentSourceFile, ts.isSourceFile); - if (sourceFile && !sourceFile.symbol.exports["___esModule"]) { - if (languageVersion === 0 /* ES3 */) { - statements = ts.append(statements, ts.createStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(true)))); - } - else { - statements = ts.append(statements, ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), - /*typeArguments*/ undefined, [ - ts.createIdentifier("exports"), - ts.createLiteral("__esModule"), - ts.createObjectLiteral([ - ts.createPropertyAssignment("value", ts.createLiteral(true)) - ]) - ]))); + function emitSignatureDeclarationWithJsDocComments(node) { + emitJsDocComments(node); + emitSignatureDeclaration(node); + } + function emitSignatureDeclaration(node) { + var prevEnclosingDeclaration = enclosingDeclaration; + enclosingDeclaration = node; + var closeParenthesizedFunctionType = false; + if (node.kind === 157 /* IndexSignature */) { + // Index signature can have readonly modifier + emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); + write("["); + } + else { + if (node.kind === 152 /* Constructor */ && ts.hasModifier(node, 8 /* Private */)) { + write("();"); + writeLine(); + return; + } + // Construct signature or constructor type write new Signature + if (node.kind === 156 /* ConstructSignature */ || node.kind === 161 /* ConstructorType */) { + write("new "); + } + else if (node.kind === 160 /* FunctionType */) { + var currentOutput = writer.getText(); + // Do not generate incorrect type when function type with type parameters is type argument + // This could happen if user used space between two '<' making it error free + // e.g var x: A< (a: Tany)=>Tany>; + if (node.typeParameters && currentOutput.charAt(currentOutput.length - 1) === "<") { + closeParenthesizedFunctionType = true; + write("("); } } + emitTypeParameters(node.typeParameters); + write("("); } - statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments)); - return statements; - } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - * @param location The location to use for source maps and comments for the export. - * @param allowComments An optional value indicating whether to emit comments for the statement. - */ - function createExportStatement(name, value, location, allowComments) { - var statement = ts.createStatement(createExportExpression(name, value), location); - ts.startOnNewLine(statement); - if (!allowComments) { - ts.setEmitFlags(statement, 1536 /* NoComments */); + // Parameters + emitCommaList(node.parameters, emitParameterDeclaration); + if (node.kind === 157 /* IndexSignature */) { + write("]"); } - return statement; - } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - * @param location The location to use for source maps and comments for the export. - */ - function createExportExpression(name, value, location) { - return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value, location); - } - // - // Modifier Visitors - // - /** - * Visit nodes to elide module-specific modifiers. - * - * @param node The node to visit. - */ - function modifierVisitor(node) { - // Elide module-specific modifiers. - switch (node.kind) { - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: - return undefined; + else { + write(")"); + } + // If this is not a constructor and is not private, emit the return type + var isFunctionTypeOrConstructorType = node.kind === 160 /* FunctionType */ || node.kind === 161 /* ConstructorType */; + if (isFunctionTypeOrConstructorType || node.parent.kind === 163 /* TypeLiteral */) { + // Emit type literal signature return type only if specified + if (node.type) { + write(isFunctionTypeOrConstructorType ? " => " : ": "); + emitType(node.type); + } + } + else if (node.kind !== 152 /* Constructor */ && !ts.hasModifier(node, 8 /* Private */)) { + writeReturnTypeAtSignature(node, getReturnTypeVisibilityError); + } + enclosingDeclaration = prevEnclosingDeclaration; + if (!isFunctionTypeOrConstructorType) { + write(";"); + writeLine(); + } + else if (closeParenthesizedFunctionType) { + write(")"); + } + function getReturnTypeVisibilityError(symbolAccessibilityResult) { + var diagnosticMessage; + switch (node.kind) { + case 156 /* ConstructSignature */: + // Interfaces cannot have return types that cannot be named + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0; + break; + case 155 /* CallSignature */: + // Interfaces cannot have return types that cannot be named + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0; + break; + case 157 /* IndexSignature */: + // Interfaces cannot have return types that cannot be named + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0; + break; + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + if (ts.hasModifier(node, 32 /* Static */)) { + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : + ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0; + } + else if (node.parent.kind === 229 /* ClassDeclaration */) { + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : + ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0; + } + else { + // Interfaces cannot have return types that cannot be named + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0; + } + break; + case 228 /* FunctionDeclaration */: + diagnosticMessage = symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : + ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1 : + ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_private_name_0; + break; + default: + ts.Debug.fail("This is unknown kind for signature: " + node.kind); + } + return { + diagnosticMessage: diagnosticMessage, + errorNode: node.name || node + }; } - return node; } - // - // Emit Notification - // - /** - * Hook for node emit notifications. - * - * @param emitContext A context hint for the emitter. - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. - */ - function onEmitNode(emitContext, node, emitCallback) { - if (node.kind === 261 /* SourceFile */) { - currentSourceFile = node; - currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)]; - noSubstitution = ts.createMap(); - previousOnEmitNode(emitContext, node, emitCallback); - currentSourceFile = undefined; - currentModuleInfo = undefined; - noSubstitution = undefined; + function emitParameterDeclaration(node) { + increaseIndent(); + emitJsDocComments(node); + if (node.dotDotDotToken) { + write("..."); + } + if (ts.isBindingPattern(node.name)) { + // For bindingPattern, we can't simply writeTextOfNode from the source file + // because we want to omit the initializer and using writeTextOfNode will result in initializer get emitted. + // Therefore, we will have to recursively emit each element in the bindingPattern. + emitBindingPattern(node.name); } else { - previousOnEmitNode(emitContext, node, emitCallback); + writeTextOfNode(currentText, node.name); } - } - // - // Substitutions - // - /** - * Hooks node substitutions. - * - * @param emitContext A context hint for the emitter. - * @param node The node to substitute. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (node.id && noSubstitution[node.id]) { - return node; + if (resolver.isOptionalParameter(node)) { + write("?"); } - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); + decreaseIndent(); + if (node.parent.kind === 160 /* FunctionType */ || + node.parent.kind === 161 /* ConstructorType */ || + node.parent.parent.kind === 163 /* TypeLiteral */) { + emitTypeOfVariableDeclarationFromTypeLiteral(node); } - else if (ts.isShorthandPropertyAssignment(node)) { - return substituteShorthandPropertyAssignment(node); + else if (!ts.hasModifier(node.parent, 8 /* Private */)) { + writeTypeOfDeclaration(node, node.type, getParameterDeclarationTypeVisibilityError); } - return node; - } - /** - * Substitution for a ShorthandPropertyAssignment whose declaration name is an imported - * or exported symbol. - * - * @param node The node to substitute. - */ - function substituteShorthandPropertyAssignment(node) { - var name = node.name; - var exportedOrImportedName = substituteExpressionIdentifier(name); - if (exportedOrImportedName !== name) { - // A shorthand property with an assignment initializer is probably part of a - // destructuring assignment - if (node.objectAssignmentInitializer) { - var initializer = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer); - return ts.createPropertyAssignment(name, initializer, /*location*/ node); - } - return ts.createPropertyAssignment(name, exportedOrImportedName, /*location*/ node); + function getParameterDeclarationTypeVisibilityError(symbolAccessibilityResult) { + var diagnosticMessage = getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult); + return diagnosticMessage !== undefined ? { + diagnosticMessage: diagnosticMessage, + errorNode: node, + typeName: node.name + } : undefined; } - return node; - } - /** - * Substitution for an Expression that may contain an imported or exported symbol. - * - * @param node The node to substitute. - */ - function substituteExpression(node) { - switch (node.kind) { - case 70 /* Identifier */: - return substituteExpressionIdentifier(node); - case 192 /* BinaryExpression */: - return substituteBinaryExpression(node); - case 191 /* PostfixUnaryExpression */: - case 190 /* PrefixUnaryExpression */: - return substituteUnaryExpression(node); + function getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { + switch (node.parent.kind) { + case 152 /* Constructor */: + return symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : + ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1; + case 156 /* ConstructSignature */: + // Interfaces cannot have parameter types that cannot be named + return symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; + case 155 /* CallSignature */: + // Interfaces cannot have parameter types that cannot be named + return symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; + case 157 /* IndexSignature */: + // Interfaces cannot have parameter types that cannot be named + return symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1; + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + if (ts.hasModifier(node.parent, 32 /* Static */)) { + return symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : + ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; + } + else if (node.parent.parent.kind === 229 /* ClassDeclaration */) { + return symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : + ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1; + } + else { + // Interfaces cannot have parameter types that cannot be named + return symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; + } + case 228 /* FunctionDeclaration */: + return symbolAccessibilityResult.errorModuleName ? + symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? + ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : + ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_private_name_1; + default: + ts.Debug.fail("This is unknown parent for parameter: " + node.parent.kind); + } } - return node; - } - /** - * Substitution for an Identifier expression that may contain an imported or exported - * symbol. - * - * @param node The node to substitute. - */ - function substituteExpressionIdentifier(node) { - if (ts.getEmitFlags(node) & 4096 /* HelperName */) { - var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); - if (externalHelpersModuleName) { - return ts.createPropertyAccess(externalHelpersModuleName, node); + function emitBindingPattern(bindingPattern) { + // We have to explicitly emit square bracket and bracket because these tokens are not store inside the node. + if (bindingPattern.kind === 174 /* ObjectBindingPattern */) { + write("{"); + emitCommaList(bindingPattern.elements, emitBindingElement); + write("}"); + } + else if (bindingPattern.kind === 175 /* ArrayBindingPattern */) { + write("["); + var elements = bindingPattern.elements; + emitCommaList(elements, emitBindingElement); + if (elements && elements.hasTrailingComma) { + write(", "); + } + write("]"); } - return node; } - if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { - var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node)); - if (exportContainer && exportContainer.kind === 261 /* SourceFile */) { - return ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node), - /*location*/ node); + function emitBindingElement(bindingElement) { + if (bindingElement.kind === 200 /* OmittedExpression */) { + // If bindingElement is an omittedExpression (i.e. containing elision), + // we will emit blank space (although this may differ from users' original code, + // it allows emitSeparatedList to write separator appropriately) + // Example: + // original: function foo([, x, ,]) {} + // emit : function foo([ , x, , ]) {} + write(" "); } - var importDeclaration = resolver.getReferencedImportDeclaration(node); - if (importDeclaration) { - if (ts.isImportClause(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"), - /*location*/ node); + else if (bindingElement.kind === 176 /* BindingElement */) { + if (bindingElement.propertyName) { + // bindingElement has propertyName property in the following case: + // { y: [a,b,c] ...} -> bindingPattern will have a property called propertyName for "y" + // We have to explicitly emit the propertyName before descending into its binding elements. + // Example: + // original: function foo({y: [a,b,c]}) {} + // emit : declare function foo({y: [a, b, c]}: { y: [any, any, any] }) void; + writeTextOfNode(currentText, bindingElement.propertyName); + write(": "); } - else if (ts.isImportSpecifier(importDeclaration)) { - var name_39 = importDeclaration.propertyName || importDeclaration.name; - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(name_39), - /*location*/ node); + if (bindingElement.name) { + if (ts.isBindingPattern(bindingElement.name)) { + // If it is a nested binding pattern, we will recursively descend into each element and emit each one separately. + // In the case of rest element, we will omit rest element. + // Example: + // original: function foo([a, [[b]], c] = [1,[["string"]], 3]) {} + // emit : declare function foo([a, [[b]], c]: [number, [[string]], number]): void; + // original with rest: function foo([a, ...c]) {} + // emit : declare function foo([a, ...c]): void; + emitBindingPattern(bindingElement.name); + } + else { + ts.Debug.assert(bindingElement.name.kind === 71 /* Identifier */); + // If the node is just an identifier, we will simply emit the text associated with the node's name + // Example: + // original: function foo({y = 10, x}) {} + // emit : declare function foo({y, x}: {number, any}): void; + if (bindingElement.dotDotDotToken) { + write("..."); + } + writeTextOfNode(currentText, bindingElement.name); + } } } } - return node; } - /** - * Substitution for a BinaryExpression that may contain an imported or exported symbol. - * - * @param node The node to substitute. - */ - function substituteBinaryExpression(node) { - // When we see an assignment expression whose left-hand side is an exported symbol, - // we should ensure all exports of that symbol are updated with the correct value. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. - // - We do not substitute identifiers that were originally the name of an enum or - // namespace due to how they are transformed in TypeScript. - // - We only substitute identifiers that are exported at the top level. - if (ts.isAssignmentOperator(node.operatorToken.kind) - && ts.isIdentifier(node.left) - && !ts.isGeneratedIdentifier(node.left) - && !ts.isLocalName(node.left) - && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) { - var exportedNames = getExports(node.left); - if (exportedNames) { - // For each additional export of the declaration, apply an export assignment. - var expression = node; - for (var _i = 0, exportedNames_3 = exportedNames; _i < exportedNames_3.length; _i++) { - var exportName = exportedNames_3[_i]; - // Mark the node to prevent triggering this rule again. - noSubstitution[ts.getNodeId(expression)] = true; - expression = createExportExpression(exportName, expression, /*location*/ node); - } - return expression; - } + function emitNode(node) { + switch (node.kind) { + case 228 /* FunctionDeclaration */: + case 233 /* ModuleDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 230 /* InterfaceDeclaration */: + case 229 /* ClassDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 232 /* EnumDeclaration */: + return emitModuleElement(node, isModuleElementVisible(node)); + case 208 /* VariableStatement */: + return emitModuleElement(node, isVariableStatementVisible(node)); + case 238 /* ImportDeclaration */: + // Import declaration without import clause is visible, otherwise it is not visible + return emitModuleElement(node, /*isModuleElementVisible*/ !node.importClause); + case 244 /* ExportDeclaration */: + return emitExportDeclaration(node); + case 152 /* Constructor */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + return writeFunctionDeclaration(node); + case 156 /* ConstructSignature */: + case 155 /* CallSignature */: + case 157 /* IndexSignature */: + return emitSignatureDeclarationWithJsDocComments(node); + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return emitAccessorDeclaration(node); + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + return emitPropertyDeclaration(node); + case 264 /* EnumMember */: + return emitEnumMemberDeclaration(node); + case 243 /* ExportAssignment */: + return emitExportAssignment(node); + case 265 /* SourceFile */: + return emitSourceFile(node); } - return node; } /** - * Substitution for a UnaryExpression that may contain an imported or exported symbol. - * - * @param node The node to substitute. + * Adds the reference to referenced file, returns true if global file reference was emitted + * @param referencedFile + * @param addBundledFileReference Determines if global file reference corresponding to bundled file should be emitted or not */ - function substituteUnaryExpression(node) { - // When we see a prefix or postfix increment expression whose operand is an exported - // symbol, we should ensure all exports of that symbol are updated with the correct - // value. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. - // - We do not substitute identifiers that were originally the name of an enum or - // namespace due to how they are transformed in TypeScript. - // - We only substitute identifiers that are exported at the top level. - if ((node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) - && ts.isIdentifier(node.operand) - && !ts.isGeneratedIdentifier(node.operand) - && !ts.isLocalName(node.operand) - && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { - var exportedNames = getExports(node.operand); - if (exportedNames) { - var expression = node.kind === 191 /* PostfixUnaryExpression */ - ? ts.createBinary(node.operand, ts.createToken(node.operator === 42 /* PlusPlusToken */ ? 58 /* PlusEqualsToken */ : 59 /* MinusEqualsToken */), ts.createLiteral(1), - /*location*/ node) - : node; - for (var _i = 0, exportedNames_4 = exportedNames; _i < exportedNames_4.length; _i++) { - var exportName = exportedNames_4[_i]; - // Mark the node to prevent triggering this rule again. - noSubstitution[ts.getNodeId(expression)] = true; - expression = createExportExpression(exportName, expression); - } - return expression; + function writeReferencePath(referencedFile, addBundledFileReference, emitOnlyDtsFiles) { + var declFileName; + var addedBundledEmitReference = false; + if (referencedFile.isDeclarationFile) { + // Declaration file, use declaration file name + declFileName = referencedFile.fileName; + } + else { + // Get the declaration file path + ts.forEachEmittedFile(host, getDeclFileName, referencedFile, emitOnlyDtsFiles); + } + if (declFileName) { + declFileName = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizeSlashes(declarationFilePath)), declFileName, host.getCurrentDirectory(), host.getCanonicalFileName, + /*isAbsolutePathAnUrl*/ false); + referencesOutput += "/// " + newLine; + } + return addedBundledEmitReference; + function getDeclFileName(emitFileNames, sourceFileOrBundle) { + // Dont add reference path to this file if it is a bundled emit and caller asked not emit bundled file path + var isBundledEmit = sourceFileOrBundle.kind === 266 /* Bundle */; + if (isBundledEmit && !addBundledFileReference) { + return; } + ts.Debug.assert(!!emitFileNames.declarationFilePath || ts.isSourceFileJavaScript(referencedFile), "Declaration file is not present only for javascript files"); + declFileName = emitFileNames.declarationFilePath || emitFileNames.jsFilePath; + addedBundledEmitReference = isBundledEmit; } - return node; } - /** - * Gets the additional exports of a name. - * - * @param name The name. - */ - function getExports(name) { - if (!ts.isGeneratedIdentifier(name)) { - var valueDeclaration = resolver.getReferencedImportDeclaration(name) - || resolver.getReferencedValueDeclaration(name); - if (valueDeclaration) { - return currentModuleInfo - && currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]; + } + /* @internal */ + function writeDeclarationFile(declarationFilePath, sourceFileOrBundle, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) { + var emitDeclarationResult = emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFileOrBundle, emitOnlyDtsFiles); + var emitSkipped = emitDeclarationResult.reportedDeclarationError || host.isEmitBlocked(declarationFilePath) || host.getCompilerOptions().noEmit; + if (!emitSkipped) { + var sourceFiles = sourceFileOrBundle.kind === 266 /* Bundle */ ? sourceFileOrBundle.sourceFiles : [sourceFileOrBundle]; + var declarationOutput = emitDeclarationResult.referencesOutput + + getDeclarationOutput(emitDeclarationResult.synchronousDeclarationOutput, emitDeclarationResult.moduleElementDeclarationEmitInfo); + ts.writeFile(host, emitterDiagnostics, declarationFilePath, declarationOutput, host.getCompilerOptions().emitBOM, sourceFiles); + } + return emitSkipped; + function getDeclarationOutput(synchronousDeclarationOutput, moduleElementDeclarationEmitInfo) { + var appliedSyncOutputPos = 0; + var declarationOutput = ""; + // apply asynchronous additions to the synchronous output + ts.forEach(moduleElementDeclarationEmitInfo, function (aliasEmitInfo) { + if (aliasEmitInfo.asynchronousOutput) { + declarationOutput += synchronousDeclarationOutput.substring(appliedSyncOutputPos, aliasEmitInfo.outputPos); + declarationOutput += getDeclarationOutput(aliasEmitInfo.asynchronousOutput, aliasEmitInfo.subModuleElementDeclarationEmitInfo); + appliedSyncOutputPos = aliasEmitInfo.outputPos; } - } + }); + declarationOutput += synchronousDeclarationOutput.substring(appliedSyncOutputPos); + return declarationOutput; } - var _a; } - ts.transformModule = transformModule; - // emit output for the __export helper function - var exportStarHelper = { - name: "typescript:export-star", - scoped: true, - text: "\n function __export(m) {\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\n }" - }; + ts.writeDeclarationFile = writeDeclarationFile; })(ts || (ts = {})); -/// -/// -/// -/// -/// -/// -/// -/// -/// -/// -/// -/// -/* @internal */ +/// +/// +/// +/// +/// var ts; (function (ts) { - var moduleTransformerMap = ts.createMap((_a = {}, - _a[ts.ModuleKind.ES2015] = ts.transformES2015Module, - _a[ts.ModuleKind.System] = ts.transformSystemModule, - _a[ts.ModuleKind.AMD] = ts.transformModule, - _a[ts.ModuleKind.CommonJS] = ts.transformModule, - _a[ts.ModuleKind.UMD] = ts.transformModule, - _a[ts.ModuleKind.None] = ts.transformModule, - _a)); - var SyntaxKindFeatureFlags; - (function (SyntaxKindFeatureFlags) { - SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["Substitution"] = 1] = "Substitution"; - SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["EmitNotifications"] = 2] = "EmitNotifications"; - })(SyntaxKindFeatureFlags || (SyntaxKindFeatureFlags = {})); - function getTransformers(compilerOptions) { - var jsx = compilerOptions.jsx; - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - var moduleKind = ts.getEmitModuleKind(compilerOptions); - var transformers = []; - transformers.push(ts.transformTypeScript); - if (jsx === 2 /* React */) { - transformers.push(ts.transformJsx); - } - if (languageVersion < 5 /* ESNext */) { - transformers.push(ts.transformESNext); - } - if (languageVersion < 4 /* ES2017 */) { - transformers.push(ts.transformES2017); + var delimiters = createDelimiterMap(); + var brackets = createBracketsMap(); + /*@internal*/ + /** + * Iterates over the source files that are expected to have an emit output. + * + * @param host An EmitHost. + * @param action The action to execute. + * @param sourceFilesOrTargetSourceFile + * If an array, the full list of source files to emit. + * Else, calls `getSourceFilesToEmit` with the (optional) target source file to determine the list of source files to emit. + */ + function forEachEmittedFile(host, action, sourceFilesOrTargetSourceFile, emitOnlyDtsFiles) { + var sourceFiles = ts.isArray(sourceFilesOrTargetSourceFile) ? sourceFilesOrTargetSourceFile : ts.getSourceFilesToEmit(host, sourceFilesOrTargetSourceFile); + var options = host.getCompilerOptions(); + if (options.outFile || options.out) { + if (sourceFiles.length) { + var jsFilePath = options.outFile || options.out; + var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); + var declarationFilePath = options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" /* Dts */ : ""; + action({ jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath }, ts.createBundle(sourceFiles), emitOnlyDtsFiles); + } } - if (languageVersion < 3 /* ES2016 */) { - transformers.push(ts.transformES2016); + else { + for (var _a = 0, sourceFiles_1 = sourceFiles; _a < sourceFiles_1.length; _a++) { + var sourceFile = sourceFiles_1[_a]; + var jsFilePath = ts.getOwnEmitOutputFilePath(sourceFile, host, getOutputExtension(sourceFile, options)); + var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); + var declarationFilePath = !ts.isSourceFileJavaScript(sourceFile) && (emitOnlyDtsFiles || options.declaration) ? ts.getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; + action({ jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath }, sourceFile, emitOnlyDtsFiles); + } } - if (languageVersion < 2 /* ES2015 */) { - transformers.push(ts.transformES2015); - transformers.push(ts.transformGenerators); + } + ts.forEachEmittedFile = forEachEmittedFile; + function getSourceMapFilePath(jsFilePath, options) { + return options.sourceMap ? jsFilePath + ".map" : undefined; + } + // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. + // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. + // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve + function getOutputExtension(sourceFile, options) { + if (options.jsx === 1 /* Preserve */) { + if (ts.isSourceFileJavaScript(sourceFile)) { + if (ts.fileExtensionIs(sourceFile.fileName, ".jsx" /* Jsx */)) { + return ".jsx" /* Jsx */; + } + } + else if (sourceFile.languageVariant === 1 /* JSX */) { + // TypeScript source file preserving JSX syntax + return ".jsx" /* Jsx */; + } } - transformers.push(moduleTransformerMap[moduleKind] || moduleTransformerMap[ts.ModuleKind.None]); - // The ES5 transformer is last so that it can substitute expressions like `exports.default` - // for ES3. - if (languageVersion < 1 /* ES5 */) { - transformers.push(ts.transformES5); + return ".js" /* Js */; + } + function getOriginalSourceFileOrBundle(sourceFileOrBundle) { + if (sourceFileOrBundle.kind === 266 /* Bundle */) { + return ts.updateBundle(sourceFileOrBundle, ts.sameMap(sourceFileOrBundle.sourceFiles, ts.getOriginalSourceFile)); } - return transformers; + return ts.getOriginalSourceFile(sourceFileOrBundle); } - ts.getTransformers = getTransformers; - /** - * Transforms an array of SourceFiles by passing them through each transformer. - * - * @param resolver The emit resolver provided by the checker. - * @param host The emit host. - * @param sourceFiles An array of source files - * @param transforms An array of Transformers. - */ - function transformFiles(resolver, host, sourceFiles, transformers) { - var enabledSyntaxKindFeatures = new Array(297 /* Count */); - var lexicalEnvironmentDisabled = false; - var lexicalEnvironmentVariableDeclarations; - var lexicalEnvironmentFunctionDeclarations; - var lexicalEnvironmentVariableDeclarationsStack = []; - var lexicalEnvironmentFunctionDeclarationsStack = []; - var lexicalEnvironmentStackOffset = 0; - var lexicalEnvironmentSuspended = false; - var emitHelpers; - // The transformation context is provided to each transformer as part of transformer - // initialization. - var context = { - getCompilerOptions: function () { return host.getCompilerOptions(); }, - getEmitResolver: function () { return resolver; }, - getEmitHost: function () { return host; }, - startLexicalEnvironment: startLexicalEnvironment, - suspendLexicalEnvironment: suspendLexicalEnvironment, - resumeLexicalEnvironment: resumeLexicalEnvironment, - endLexicalEnvironment: endLexicalEnvironment, - hoistVariableDeclaration: hoistVariableDeclaration, - hoistFunctionDeclaration: hoistFunctionDeclaration, - requestEmitHelper: requestEmitHelper, - readEmitHelpers: readEmitHelpers, - onSubstituteNode: function (_emitContext, node) { return node; }, - enableSubstitution: enableSubstitution, - isSubstitutionEnabled: isSubstitutionEnabled, - onEmitNode: function (node, emitContext, emitCallback) { return emitCallback(node, emitContext); }, - enableEmitNotification: enableEmitNotification, - isEmitNotificationEnabled: isEmitNotificationEnabled - }; - // Chain together and initialize each transformer. - var transformation = ts.chain.apply(void 0, transformers)(context); - // Transform each source file. - var transformed = ts.map(sourceFiles, transformSourceFile); - // Disable modification of the lexical environment. - lexicalEnvironmentDisabled = true; + /*@internal*/ + // targetSourceFile is when users only want one file in entire project to be emitted. This is used in compileOnSave feature + function emitFiles(resolver, host, targetSourceFile, emitOnlyDtsFiles, transformers) { + var compilerOptions = host.getCompilerOptions(); + var moduleKind = ts.getEmitModuleKind(compilerOptions); + var sourceMapDataList = compilerOptions.sourceMap || compilerOptions.inlineSourceMap ? [] : undefined; + var emittedFilesList = compilerOptions.listEmittedFiles ? [] : undefined; + var emitterDiagnostics = ts.createDiagnosticCollection(); + var newLine = host.getNewLine(); + var writer = ts.createTextWriter(newLine); + var sourceMap = ts.createSourceMapWriter(host, writer); + var currentSourceFile; + var bundledHelpers; + var isOwnFileEmit; + var emitSkipped = false; + var sourceFiles = ts.getSourceFilesToEmit(host, targetSourceFile); + // Transform the source files + var transform = ts.transformNodes(resolver, host, compilerOptions, sourceFiles, transformers, /*allowDtsFiles*/ false); + // Create a printer to print the nodes + var printer = createPrinter(compilerOptions, { + // resolver hooks + hasGlobalName: resolver.hasGlobalName, + // transform hooks + onEmitNode: transform.emitNodeWithNotification, + substituteNode: transform.substituteNode, + // sourcemap hooks + onEmitSourceMapOfNode: sourceMap.emitNodeWithSourceMap, + onEmitSourceMapOfToken: sourceMap.emitTokenWithSourceMap, + onEmitSourceMapOfPosition: sourceMap.emitPos, + // emitter hooks + onEmitHelpers: emitHelpers, + onSetSourceFile: setSourceFile, + }); + // Emit each output file + ts.performance.mark("beforePrint"); + forEachEmittedFile(host, emitSourceFileOrBundle, transform.transformed, emitOnlyDtsFiles); + ts.performance.measure("printTime", "beforePrint"); + // Clean up emit nodes on parse tree + transform.dispose(); return { - transformed: transformed, - emitNodeWithSubstitution: emitNodeWithSubstitution, - emitNodeWithNotification: emitNodeWithNotification + emitSkipped: emitSkipped, + diagnostics: emitterDiagnostics.getDiagnostics(), + emittedFiles: emittedFilesList, + sourceMaps: sourceMapDataList }; - /** - * Transforms a source file. - * - * @param sourceFile The source file to transform. - */ - function transformSourceFile(sourceFile) { - if (ts.isDeclarationFile(sourceFile)) { - return sourceFile; + function emitSourceFileOrBundle(_a, sourceFileOrBundle) { + var jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath; + // Make sure not to write js file and source map file if any of them cannot be written + if (!host.isEmitBlocked(jsFilePath) && !compilerOptions.noEmit) { + if (!emitOnlyDtsFiles) { + printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle); + } + } + else { + emitSkipped = true; + } + if (declarationFilePath) { + emitSkipped = ts.writeDeclarationFile(declarationFilePath, getOriginalSourceFileOrBundle(sourceFileOrBundle), host, resolver, emitterDiagnostics, emitOnlyDtsFiles) || emitSkipped; + } + if (!emitSkipped && emittedFilesList) { + if (!emitOnlyDtsFiles) { + emittedFilesList.push(jsFilePath); + } + if (sourceMapFilePath) { + emittedFilesList.push(sourceMapFilePath); + } + if (declarationFilePath) { + emittedFilesList.push(declarationFilePath); + } } - return transformation(sourceFile); } - /** - * Enables expression substitutions in the pretty printer for the provided SyntaxKind. - */ - function enableSubstitution(kind) { - enabledSyntaxKindFeatures[kind] |= 1 /* Substitution */; + function printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle) { + var bundle = sourceFileOrBundle.kind === 266 /* Bundle */ ? sourceFileOrBundle : undefined; + var sourceFile = sourceFileOrBundle.kind === 265 /* SourceFile */ ? sourceFileOrBundle : undefined; + var sourceFiles = bundle ? bundle.sourceFiles : [sourceFile]; + sourceMap.initialize(jsFilePath, sourceMapFilePath, sourceFileOrBundle); + if (bundle) { + bundledHelpers = ts.createMap(); + isOwnFileEmit = false; + printer.writeBundle(bundle, writer); + } + else { + isOwnFileEmit = true; + printer.writeFile(sourceFile, writer); + } + writer.writeLine(); + var sourceMappingURL = sourceMap.getSourceMappingURL(); + if (sourceMappingURL) { + writer.write("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Sometimes tools can sometimes see this line as a source mapping url comment + } + // Write the source map + if (compilerOptions.sourceMap && !compilerOptions.inlineSourceMap) { + ts.writeFile(host, emitterDiagnostics, sourceMapFilePath, sourceMap.getText(), /*writeByteOrderMark*/ false, sourceFiles); + } + // Record source map data for the test harness. + if (sourceMapDataList) { + sourceMapDataList.push(sourceMap.getSourceMapData()); + } + // Write the output file + ts.writeFile(host, emitterDiagnostics, jsFilePath, writer.getText(), compilerOptions.emitBOM, sourceFiles); + // Reset state + sourceMap.reset(); + writer.reset(); + currentSourceFile = undefined; + bundledHelpers = undefined; + isOwnFileEmit = false; } - /** - * Determines whether expression substitutions are enabled for the provided node. - */ - function isSubstitutionEnabled(node) { - return (enabledSyntaxKindFeatures[node.kind] & 1 /* Substitution */) !== 0 - && (ts.getEmitFlags(node) & 4 /* NoSubstitution */) === 0; + function setSourceFile(node) { + currentSourceFile = node; + sourceMap.setSourceFile(node); } - /** - * Emits a node with possible substitution. - * - * @param emitContext The current emit context. - * @param node The node to emit. - * @param emitCallback The callback used to emit the node or its substitute. - */ - function emitNodeWithSubstitution(emitContext, node, emitCallback) { - if (node) { - if (isSubstitutionEnabled(node)) { - var substitute = context.onSubstituteNode(emitContext, node); - if (substitute && substitute !== node) { - emitCallback(emitContext, substitute); - return; + function emitHelpers(node, writeLines) { + var helpersEmitted = false; + var bundle = node.kind === 266 /* Bundle */ ? node : undefined; + if (bundle && moduleKind === ts.ModuleKind.None) { + return; + } + var numNodes = bundle ? bundle.sourceFiles.length : 1; + for (var i = 0; i < numNodes; i++) { + var currentNode = bundle ? bundle.sourceFiles[i] : node; + var sourceFile = ts.isSourceFile(currentNode) ? currentNode : currentSourceFile; + var shouldSkip = compilerOptions.noEmitHelpers || ts.getExternalHelpersModuleName(sourceFile) !== undefined; + var shouldBundle = ts.isSourceFile(currentNode) && !isOwnFileEmit; + var helpers = ts.getEmitHelpers(currentNode); + if (helpers) { + for (var _a = 0, _b = ts.stableSort(helpers, ts.compareEmitHelpers); _a < _b.length; _a++) { + var helper = _b[_a]; + if (!helper.scoped) { + // Skip the helper if it can be skipped and the noEmitHelpers compiler + // option is set, or if it can be imported and the importHelpers compiler + // option is set. + if (shouldSkip) + continue; + // Skip the helper if it can be bundled but hasn't already been emitted and we + // are emitting a bundled module. + if (shouldBundle) { + if (bundledHelpers.get(helper.name)) { + continue; + } + bundledHelpers.set(helper.name, true); + } + } + else if (bundle) { + // Skip the helper if it is scoped and we are emitting bundled helpers + continue; + } + writeLines(helper.text); + helpersEmitted = true; } } - emitCallback(emitContext, node); } + return helpersEmitted; } - /** - * Enables before/after emit notifications in the pretty printer for the provided SyntaxKind. - */ - function enableEmitNotification(kind) { - enabledSyntaxKindFeatures[kind] |= 2 /* EmitNotifications */; + } + ts.emitFiles = emitFiles; + function createPrinter(printerOptions, handlers) { + if (printerOptions === void 0) { printerOptions = {}; } + if (handlers === void 0) { handlers = {}; } + var hasGlobalName = handlers.hasGlobalName, onEmitSourceMapOfNode = handlers.onEmitSourceMapOfNode, onEmitSourceMapOfToken = handlers.onEmitSourceMapOfToken, onEmitSourceMapOfPosition = handlers.onEmitSourceMapOfPosition, onEmitNode = handlers.onEmitNode, onEmitHelpers = handlers.onEmitHelpers, onSetSourceFile = handlers.onSetSourceFile, substituteNode = handlers.substituteNode, onBeforeEmitNodeArray = handlers.onBeforeEmitNodeArray, onAfterEmitNodeArray = handlers.onAfterEmitNodeArray, onBeforeEmitToken = handlers.onBeforeEmitToken, onAfterEmitToken = handlers.onAfterEmitToken; + var newLine = ts.getNewLineCharacter(printerOptions); + var comments = ts.createCommentWriter(printerOptions, onEmitSourceMapOfPosition); + var emitNodeWithComments = comments.emitNodeWithComments, emitBodyWithDetachedComments = comments.emitBodyWithDetachedComments, emitTrailingCommentsOfPosition = comments.emitTrailingCommentsOfPosition, emitLeadingCommentsOfPosition = comments.emitLeadingCommentsOfPosition; + var currentSourceFile; + var nodeIdToGeneratedName; // Map of generated names for specific nodes. + var autoGeneratedIdToGeneratedName; // Map of generated names for temp and loop variables. + var generatedNames; // Set of names generated by the NameGenerator. + var tempFlagsStack; // Stack of enclosing name generation scopes. + var tempFlags; // TempFlags for the current name generation scope. + var writer; + var ownWriter; + reset(); + return { + // public API + printNode: printNode, + printFile: printFile, + printBundle: printBundle, + // internal API + writeNode: writeNode, + writeFile: writeFile, + writeBundle: writeBundle + }; + function printNode(hint, node, sourceFile) { + switch (hint) { + case 0 /* SourceFile */: + ts.Debug.assert(ts.isSourceFile(node), "Expected a SourceFile node."); + break; + case 2 /* IdentifierName */: + ts.Debug.assert(ts.isIdentifier(node), "Expected an Identifier node."); + break; + case 1 /* Expression */: + ts.Debug.assert(ts.isExpression(node), "Expected an Expression node."); + break; + } + switch (node.kind) { + case 265 /* SourceFile */: return printFile(node); + case 266 /* Bundle */: return printBundle(node); + } + writeNode(hint, node, sourceFile, beginPrint()); + return endPrint(); + } + function printBundle(bundle) { + writeBundle(bundle, beginPrint()); + return endPrint(); + } + function printFile(sourceFile) { + writeFile(sourceFile, beginPrint()); + return endPrint(); + } + function writeNode(hint, node, sourceFile, output) { + var previousWriter = writer; + setWriter(output); + print(hint, node, sourceFile); + reset(); + writer = previousWriter; + } + function writeBundle(bundle, output) { + var previousWriter = writer; + setWriter(output); + emitShebangIfNeeded(bundle); + emitPrologueDirectivesIfNeeded(bundle); + emitHelpersIndirect(bundle); + for (var _a = 0, _b = bundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + print(0 /* SourceFile */, sourceFile, sourceFile); + } + reset(); + writer = previousWriter; + } + function writeFile(sourceFile, output) { + var previousWriter = writer; + setWriter(output); + emitShebangIfNeeded(sourceFile); + emitPrologueDirectivesIfNeeded(sourceFile); + print(0 /* SourceFile */, sourceFile, sourceFile); + reset(); + writer = previousWriter; + } + function beginPrint() { + return ownWriter || (ownWriter = ts.createTextWriter(newLine)); + } + function endPrint() { + var text = ownWriter.getText(); + ownWriter.reset(); + return text; } - /** - * Determines whether before/after emit notifications should be raised in the pretty - * printer when it emits a node. - */ - function isEmitNotificationEnabled(node) { - return (enabledSyntaxKindFeatures[node.kind] & 2 /* EmitNotifications */) !== 0 - || (ts.getEmitFlags(node) & 2 /* AdviseOnEmitNode */) !== 0; + function print(hint, node, sourceFile) { + if (sourceFile) { + setSourceFile(sourceFile); + } + pipelineEmitWithNotification(hint, node); } - /** - * Emits a node with possible emit notification. - * - * @param emitContext The current emit context. - * @param node The node to emit. - * @param emitCallback The callback used to emit the node. - */ - function emitNodeWithNotification(emitContext, node, emitCallback) { + function setSourceFile(sourceFile) { + currentSourceFile = sourceFile; + comments.setSourceFile(sourceFile); + if (onSetSourceFile) { + onSetSourceFile(sourceFile); + } + } + function setWriter(output) { + writer = output; + comments.setWriter(output); + } + function reset() { + nodeIdToGeneratedName = []; + autoGeneratedIdToGeneratedName = []; + generatedNames = ts.createMap(); + tempFlagsStack = []; + tempFlags = 0 /* Auto */; + comments.reset(); + setWriter(/*output*/ undefined); + } + // TODO: Should this just be `emit`? + // See https://github.com/Microsoft/TypeScript/pull/18284#discussion_r137611034 + function emitIfPresent(node) { if (node) { - if (isEmitNotificationEnabled(node)) { - context.onEmitNode(emitContext, node, emitCallback); - } - else { - emitCallback(emitContext, node); - } + emit(node); } } - /** - * Records a hoisted variable declaration for the provided name within a lexical environment. - */ - function hoistVariableDeclaration(name) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); - var decl = ts.createVariableDeclaration(name); - if (!lexicalEnvironmentVariableDeclarations) { - lexicalEnvironmentVariableDeclarations = [decl]; + function emit(node) { + pipelineEmitWithNotification(4 /* Unspecified */, node); + } + function emitIdentifierName(node) { + pipelineEmitWithNotification(2 /* IdentifierName */, node); + } + function emitExpression(node) { + pipelineEmitWithNotification(1 /* Expression */, node); + } + function pipelineEmitWithNotification(hint, node) { + if (onEmitNode) { + onEmitNode(hint, node, pipelineEmitWithComments); } else { - lexicalEnvironmentVariableDeclarations.push(decl); + pipelineEmitWithComments(hint, node); } } - /** - * Records a hoisted function declaration within a lexical environment. - */ - function hoistFunctionDeclaration(func) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); - if (!lexicalEnvironmentFunctionDeclarations) { - lexicalEnvironmentFunctionDeclarations = [func]; + function pipelineEmitWithComments(hint, node) { + node = trySubstituteNode(hint, node); + if (emitNodeWithComments && hint !== 0 /* SourceFile */) { + emitNodeWithComments(hint, node, pipelineEmitWithSourceMap); } else { - lexicalEnvironmentFunctionDeclarations.push(func); + pipelineEmitWithSourceMap(hint, node); } } - /** - * Starts a new lexical environment. Any existing hoisted variable or function declarations - * are pushed onto a stack, and the related storage variables are reset. - */ - function startLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot start a lexical environment during the print phase."); - ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); - // Save the current lexical environment. Rather than resizing the array we adjust the - // stack size variable. This allows us to reuse existing array slots we've - // already allocated between transformations to avoid allocation and GC overhead during - // transformation. - lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentVariableDeclarations; - lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset] = lexicalEnvironmentFunctionDeclarations; - lexicalEnvironmentStackOffset++; - lexicalEnvironmentVariableDeclarations = undefined; - lexicalEnvironmentFunctionDeclarations = undefined; - } - /** Suspends the current lexical environment, usually after visiting a parameter list. */ - function suspendLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot suspend a lexical environment during the print phase."); - ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is already suspended."); - lexicalEnvironmentSuspended = true; - } - /** Resumes a suspended lexical environment, usually before visiting a function body. */ - function resumeLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot resume a lexical environment during the print phase."); - ts.Debug.assert(lexicalEnvironmentSuspended, "Lexical environment is not suspended."); - lexicalEnvironmentSuspended = false; - } - /** - * Ends a lexical environment. The previous set of hoisted declarations are restored and - * any hoisted declarations added in this environment are returned. - */ - function endLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot end a lexical environment during the print phase."); - ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); - var statements; - if (lexicalEnvironmentVariableDeclarations || lexicalEnvironmentFunctionDeclarations) { - if (lexicalEnvironmentFunctionDeclarations) { - statements = lexicalEnvironmentFunctionDeclarations.slice(); - } - if (lexicalEnvironmentVariableDeclarations) { - var statement = ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(lexicalEnvironmentVariableDeclarations)); - if (!statements) { - statements = [statement]; - } - else { - statements.push(statement); - } - } + function pipelineEmitWithSourceMap(hint, node) { + if (onEmitSourceMapOfNode && hint !== 0 /* SourceFile */ && hint !== 2 /* IdentifierName */) { + onEmitSourceMapOfNode(hint, node, pipelineEmitWithHint); } - // Restore the previous lexical environment. - lexicalEnvironmentStackOffset--; - lexicalEnvironmentVariableDeclarations = lexicalEnvironmentVariableDeclarationsStack[lexicalEnvironmentStackOffset]; - lexicalEnvironmentFunctionDeclarations = lexicalEnvironmentFunctionDeclarationsStack[lexicalEnvironmentStackOffset]; - if (lexicalEnvironmentStackOffset === 0) { - lexicalEnvironmentVariableDeclarationsStack = []; - lexicalEnvironmentFunctionDeclarationsStack = []; + else { + pipelineEmitWithHint(hint, node); } - return statements; } - function requestEmitHelper(helper) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); - ts.Debug.assert(!helper.scoped, "Cannot request a scoped emit helper."); - emitHelpers = ts.append(emitHelpers, helper); + function pipelineEmitWithHint(hint, node) { + switch (hint) { + case 0 /* SourceFile */: return pipelineEmitSourceFile(node); + case 2 /* IdentifierName */: return pipelineEmitIdentifierName(node); + case 1 /* Expression */: return pipelineEmitExpression(node); + case 3 /* MappedTypeParameter */: return emitMappedTypeParameter(ts.cast(node, ts.isTypeParameterDeclaration)); + case 4 /* Unspecified */: return pipelineEmitUnspecified(node); + } } - function readEmitHelpers() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); - var helpers = emitHelpers; - emitHelpers = undefined; - return helpers; + function pipelineEmitSourceFile(node) { + ts.Debug.assertNode(node, ts.isSourceFile); + emitSourceFile(node); } - } - ts.transformFiles = transformFiles; - var _a; -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - // Used for initialize lastEncodedSourceMapSpan and reset lastEncodedSourceMapSpan when updateLastEncodedAndRecordedSpans - var defaultLastEncodedSourceMapSpan = { - emittedLine: 1, - emittedColumn: 1, - sourceLine: 1, - sourceColumn: 1, - sourceIndex: 0 - }; - function createSourceMapWriter(host, writer) { - var compilerOptions = host.getCompilerOptions(); - var extendedDiagnostics = compilerOptions.extendedDiagnostics; - var currentSourceFile; - var currentSourceText; - var sourceMapDir; // The directory in which sourcemap will be - // Current source map file and its index in the sources list - var sourceMapSourceIndex; - // Last recorded and encoded spans - var lastRecordedSourceMapSpan; - var lastEncodedSourceMapSpan; - var lastEncodedNameIndex; - // Source map data - var sourceMapData; - var disabled = !(compilerOptions.sourceMap || compilerOptions.inlineSourceMap); - return { - initialize: initialize, - reset: reset, - getSourceMapData: function () { return sourceMapData; }, - setSourceFile: setSourceFile, - emitPos: emitPos, - emitNodeWithSourceMap: emitNodeWithSourceMap, - emitTokenWithSourceMap: emitTokenWithSourceMap, - getText: getText, - getSourceMappingURL: getSourceMappingURL, - }; - /** - * Initialize the SourceMapWriter for a new output file. - * - * @param filePath The path to the generated output file. - * @param sourceMapFilePath The path to the output source map file. - * @param sourceFiles The input source files for the program. - * @param isBundledEmit A value indicating whether the generated output file is a bundle. - */ - function initialize(filePath, sourceMapFilePath, sourceFiles, isBundledEmit) { - if (disabled) { + function pipelineEmitIdentifierName(node) { + ts.Debug.assertNode(node, ts.isIdentifier); + emitIdentifier(node); + } + function emitMappedTypeParameter(node) { + emit(node.name); + write(" in "); + emit(node.constraint); + } + function pipelineEmitUnspecified(node) { + var kind = node.kind; + // Reserved words + // Strict mode reserved words + // Contextual keywords + if (ts.isKeyword(kind)) { + writeTokenNode(node); return; } - if (sourceMapData) { - reset(); - } - currentSourceFile = undefined; - currentSourceText = undefined; - // Current source map file and its index in the sources list - sourceMapSourceIndex = -1; - // Last recorded and encoded spans - lastRecordedSourceMapSpan = undefined; - lastEncodedSourceMapSpan = defaultLastEncodedSourceMapSpan; - lastEncodedNameIndex = 0; - // Initialize source map data - sourceMapData = { - sourceMapFilePath: sourceMapFilePath, - jsSourceMappingURL: !compilerOptions.inlineSourceMap ? ts.getBaseFileName(ts.normalizeSlashes(sourceMapFilePath)) : undefined, - sourceMapFile: ts.getBaseFileName(ts.normalizeSlashes(filePath)), - sourceMapSourceRoot: compilerOptions.sourceRoot || "", - sourceMapSources: [], - inputSourceFileNames: [], - sourceMapNames: [], - sourceMapMappings: "", - sourceMapSourcesContent: compilerOptions.inlineSources ? [] : undefined, - sourceMapDecodedMappings: [] - }; - // Normalize source root and make sure it has trailing "/" so that it can be used to combine paths with the - // relative paths of the sources list in the sourcemap - sourceMapData.sourceMapSourceRoot = ts.normalizeSlashes(sourceMapData.sourceMapSourceRoot); - if (sourceMapData.sourceMapSourceRoot.length && sourceMapData.sourceMapSourceRoot.charCodeAt(sourceMapData.sourceMapSourceRoot.length - 1) !== 47 /* slash */) { - sourceMapData.sourceMapSourceRoot += ts.directorySeparator; - } - if (compilerOptions.mapRoot) { - sourceMapDir = ts.normalizeSlashes(compilerOptions.mapRoot); - if (!isBundledEmit) { - ts.Debug.assert(sourceFiles.length === 1); - // For modules or multiple emit files the mapRoot will have directory structure like the sources - // So if src\a.ts and src\lib\b.ts are compiled together user would be moving the maps into mapRoot\a.js.map and mapRoot\lib\b.js.map - sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFiles[0], host, sourceMapDir)); - } - if (!ts.isRootedDiskPath(sourceMapDir) && !ts.isUrl(sourceMapDir)) { - // The relative paths are relative to the common directory - sourceMapDir = ts.combinePaths(host.getCommonSourceDirectory(), sourceMapDir); - sourceMapData.jsSourceMappingURL = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizePath(filePath)), // get the relative sourceMapDir path based on jsFilePath - ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL), // this is where user expects to see sourceMap - host.getCurrentDirectory(), host.getCanonicalFileName, - /*isAbsolutePathAnUrl*/ true); - } - else { - sourceMapData.jsSourceMappingURL = ts.combinePaths(sourceMapDir, sourceMapData.jsSourceMappingURL); - } + switch (kind) { + // Pseudo-literals + case 14 /* TemplateHead */: + case 15 /* TemplateMiddle */: + case 16 /* TemplateTail */: + return emitLiteral(node); + // Identifiers + case 71 /* Identifier */: + return emitIdentifier(node); + // Parse tree nodes + // Names + case 143 /* QualifiedName */: + return emitQualifiedName(node); + case 144 /* ComputedPropertyName */: + return emitComputedPropertyName(node); + // Signature elements + case 145 /* TypeParameter */: + return emitTypeParameter(node); + case 146 /* Parameter */: + return emitParameter(node); + case 147 /* Decorator */: + return emitDecorator(node); + // Type members + case 148 /* PropertySignature */: + return emitPropertySignature(node); + case 149 /* PropertyDeclaration */: + return emitPropertyDeclaration(node); + case 150 /* MethodSignature */: + return emitMethodSignature(node); + case 151 /* MethodDeclaration */: + return emitMethodDeclaration(node); + case 152 /* Constructor */: + return emitConstructor(node); + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return emitAccessorDeclaration(node); + case 155 /* CallSignature */: + return emitCallSignature(node); + case 156 /* ConstructSignature */: + return emitConstructSignature(node); + case 157 /* IndexSignature */: + return emitIndexSignature(node); + // Types + case 158 /* TypePredicate */: + return emitTypePredicate(node); + case 159 /* TypeReference */: + return emitTypeReference(node); + case 160 /* FunctionType */: + return emitFunctionType(node); + case 273 /* JSDocFunctionType */: + return emitJSDocFunctionType(node); + case 161 /* ConstructorType */: + return emitConstructorType(node); + case 162 /* TypeQuery */: + return emitTypeQuery(node); + case 163 /* TypeLiteral */: + return emitTypeLiteral(node); + case 164 /* ArrayType */: + return emitArrayType(node); + case 165 /* TupleType */: + return emitTupleType(node); + case 166 /* UnionType */: + return emitUnionType(node); + case 167 /* IntersectionType */: + return emitIntersectionType(node); + case 168 /* ParenthesizedType */: + return emitParenthesizedType(node); + case 201 /* ExpressionWithTypeArguments */: + return emitExpressionWithTypeArguments(node); + case 169 /* ThisType */: + return emitThisType(); + case 170 /* TypeOperator */: + return emitTypeOperator(node); + case 171 /* IndexedAccessType */: + return emitIndexedAccessType(node); + case 172 /* MappedType */: + return emitMappedType(node); + case 173 /* LiteralType */: + return emitLiteralType(node); + case 268 /* JSDocAllType */: + write("*"); + return; + case 269 /* JSDocUnknownType */: + write("?"); + return; + case 270 /* JSDocNullableType */: + return emitJSDocNullableType(node); + case 271 /* JSDocNonNullableType */: + return emitJSDocNonNullableType(node); + case 272 /* JSDocOptionalType */: + return emitJSDocOptionalType(node); + case 274 /* JSDocVariadicType */: + return emitJSDocVariadicType(node); + // Binding patterns + case 174 /* ObjectBindingPattern */: + return emitObjectBindingPattern(node); + case 175 /* ArrayBindingPattern */: + return emitArrayBindingPattern(node); + case 176 /* BindingElement */: + return emitBindingElement(node); + // Misc + case 205 /* TemplateSpan */: + return emitTemplateSpan(node); + case 206 /* SemicolonClassElement */: + return emitSemicolonClassElement(); + // Statements + case 207 /* Block */: + return emitBlock(node); + case 208 /* VariableStatement */: + return emitVariableStatement(node); + case 209 /* EmptyStatement */: + return emitEmptyStatement(); + case 210 /* ExpressionStatement */: + return emitExpressionStatement(node); + case 211 /* IfStatement */: + return emitIfStatement(node); + case 212 /* DoStatement */: + return emitDoStatement(node); + case 213 /* WhileStatement */: + return emitWhileStatement(node); + case 214 /* ForStatement */: + return emitForStatement(node); + case 215 /* ForInStatement */: + return emitForInStatement(node); + case 216 /* ForOfStatement */: + return emitForOfStatement(node); + case 217 /* ContinueStatement */: + return emitContinueStatement(node); + case 218 /* BreakStatement */: + return emitBreakStatement(node); + case 219 /* ReturnStatement */: + return emitReturnStatement(node); + case 220 /* WithStatement */: + return emitWithStatement(node); + case 221 /* SwitchStatement */: + return emitSwitchStatement(node); + case 222 /* LabeledStatement */: + return emitLabeledStatement(node); + case 223 /* ThrowStatement */: + return emitThrowStatement(node); + case 224 /* TryStatement */: + return emitTryStatement(node); + case 225 /* DebuggerStatement */: + return emitDebuggerStatement(node); + // Declarations + case 226 /* VariableDeclaration */: + return emitVariableDeclaration(node); + case 227 /* VariableDeclarationList */: + return emitVariableDeclarationList(node); + case 228 /* FunctionDeclaration */: + return emitFunctionDeclaration(node); + case 229 /* ClassDeclaration */: + return emitClassDeclaration(node); + case 230 /* InterfaceDeclaration */: + return emitInterfaceDeclaration(node); + case 231 /* TypeAliasDeclaration */: + return emitTypeAliasDeclaration(node); + case 232 /* EnumDeclaration */: + return emitEnumDeclaration(node); + case 233 /* ModuleDeclaration */: + return emitModuleDeclaration(node); + case 234 /* ModuleBlock */: + return emitModuleBlock(node); + case 235 /* CaseBlock */: + return emitCaseBlock(node); + case 236 /* NamespaceExportDeclaration */: + return emitNamespaceExportDeclaration(node); + case 237 /* ImportEqualsDeclaration */: + return emitImportEqualsDeclaration(node); + case 238 /* ImportDeclaration */: + return emitImportDeclaration(node); + case 239 /* ImportClause */: + return emitImportClause(node); + case 240 /* NamespaceImport */: + return emitNamespaceImport(node); + case 241 /* NamedImports */: + return emitNamedImports(node); + case 242 /* ImportSpecifier */: + return emitImportSpecifier(node); + case 243 /* ExportAssignment */: + return emitExportAssignment(node); + case 244 /* ExportDeclaration */: + return emitExportDeclaration(node); + case 245 /* NamedExports */: + return emitNamedExports(node); + case 246 /* ExportSpecifier */: + return emitExportSpecifier(node); + case 247 /* MissingDeclaration */: + return; + // Module references + case 248 /* ExternalModuleReference */: + return emitExternalModuleReference(node); + // JSX (non-expression) + case 10 /* JsxText */: + return emitJsxText(node); + case 251 /* JsxOpeningElement */: + return emitJsxOpeningElement(node); + case 252 /* JsxClosingElement */: + return emitJsxClosingElement(node); + case 253 /* JsxAttribute */: + return emitJsxAttribute(node); + case 254 /* JsxAttributes */: + return emitJsxAttributes(node); + case 255 /* JsxSpreadAttribute */: + return emitJsxSpreadAttribute(node); + case 256 /* JsxExpression */: + return emitJsxExpression(node); + // Clauses + case 257 /* CaseClause */: + return emitCaseClause(node); + case 258 /* DefaultClause */: + return emitDefaultClause(node); + case 259 /* HeritageClause */: + return emitHeritageClause(node); + case 260 /* CatchClause */: + return emitCatchClause(node); + // Property assignments + case 261 /* PropertyAssignment */: + return emitPropertyAssignment(node); + case 262 /* ShorthandPropertyAssignment */: + return emitShorthandPropertyAssignment(node); + case 263 /* SpreadAssignment */: + return emitSpreadAssignment(node); + // Enum + case 264 /* EnumMember */: + return emitEnumMember(node); } - else { - sourceMapDir = ts.getDirectoryPath(ts.normalizePath(filePath)); + // If the node is an expression, try to emit it as an expression with + // substitution. + if (ts.isExpression(node)) { + return pipelineEmitExpression(trySubstituteNode(1 /* Expression */, node)); } - } - /** - * Reset the SourceMapWriter to an empty state. - */ - function reset() { - if (disabled) { + if (ts.isToken(node)) { + writeTokenNode(node); return; } - currentSourceFile = undefined; - sourceMapDir = undefined; - sourceMapSourceIndex = undefined; - lastRecordedSourceMapSpan = undefined; - lastEncodedSourceMapSpan = undefined; - lastEncodedNameIndex = undefined; - sourceMapData = undefined; } - // Encoding for sourcemap span - function encodeLastRecordedSourceMapSpan() { - if (!lastRecordedSourceMapSpan || lastRecordedSourceMapSpan === lastEncodedSourceMapSpan) { - return; - } - var prevEncodedEmittedColumn = lastEncodedSourceMapSpan.emittedColumn; - // Line/Comma delimiters - if (lastEncodedSourceMapSpan.emittedLine === lastRecordedSourceMapSpan.emittedLine) { - // Emit comma to separate the entry - if (sourceMapData.sourceMapMappings) { - sourceMapData.sourceMapMappings += ","; - } - } - else { - // Emit line delimiters - for (var encodedLine = lastEncodedSourceMapSpan.emittedLine; encodedLine < lastRecordedSourceMapSpan.emittedLine; encodedLine++) { - sourceMapData.sourceMapMappings += ";"; - } - prevEncodedEmittedColumn = 1; - } - // 1. Relative Column 0 based - sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.emittedColumn - prevEncodedEmittedColumn); - // 2. Relative sourceIndex - sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceIndex - lastEncodedSourceMapSpan.sourceIndex); - // 3. Relative sourceLine 0 based - sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceLine - lastEncodedSourceMapSpan.sourceLine); - // 4. Relative sourceColumn 0 based - sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.sourceColumn - lastEncodedSourceMapSpan.sourceColumn); - // 5. Relative namePosition 0 based - if (lastRecordedSourceMapSpan.nameIndex >= 0) { - ts.Debug.assert(false, "We do not support name index right now, Make sure to update updateLastEncodedAndRecordedSpans when we start using this"); - sourceMapData.sourceMapMappings += base64VLQFormatEncode(lastRecordedSourceMapSpan.nameIndex - lastEncodedNameIndex); - lastEncodedNameIndex = lastRecordedSourceMapSpan.nameIndex; + function pipelineEmitExpression(node) { + var kind = node.kind; + switch (kind) { + // Literals + case 8 /* NumericLiteral */: + return emitNumericLiteral(node); + case 9 /* StringLiteral */: + case 12 /* RegularExpressionLiteral */: + case 13 /* NoSubstitutionTemplateLiteral */: + return emitLiteral(node); + // Identifiers + case 71 /* Identifier */: + return emitIdentifier(node); + // Reserved words + case 86 /* FalseKeyword */: + case 95 /* NullKeyword */: + case 97 /* SuperKeyword */: + case 101 /* TrueKeyword */: + case 99 /* ThisKeyword */: + case 91 /* ImportKeyword */: + writeTokenNode(node); + return; + // Expressions + case 177 /* ArrayLiteralExpression */: + return emitArrayLiteralExpression(node); + case 178 /* ObjectLiteralExpression */: + return emitObjectLiteralExpression(node); + case 179 /* PropertyAccessExpression */: + return emitPropertyAccessExpression(node); + case 180 /* ElementAccessExpression */: + return emitElementAccessExpression(node); + case 181 /* CallExpression */: + return emitCallExpression(node); + case 182 /* NewExpression */: + return emitNewExpression(node); + case 183 /* TaggedTemplateExpression */: + return emitTaggedTemplateExpression(node); + case 184 /* TypeAssertionExpression */: + return emitTypeAssertionExpression(node); + case 185 /* ParenthesizedExpression */: + return emitParenthesizedExpression(node); + case 186 /* FunctionExpression */: + return emitFunctionExpression(node); + case 187 /* ArrowFunction */: + return emitArrowFunction(node); + case 188 /* DeleteExpression */: + return emitDeleteExpression(node); + case 189 /* TypeOfExpression */: + return emitTypeOfExpression(node); + case 190 /* VoidExpression */: + return emitVoidExpression(node); + case 191 /* AwaitExpression */: + return emitAwaitExpression(node); + case 192 /* PrefixUnaryExpression */: + return emitPrefixUnaryExpression(node); + case 193 /* PostfixUnaryExpression */: + return emitPostfixUnaryExpression(node); + case 194 /* BinaryExpression */: + return emitBinaryExpression(node); + case 195 /* ConditionalExpression */: + return emitConditionalExpression(node); + case 196 /* TemplateExpression */: + return emitTemplateExpression(node); + case 197 /* YieldExpression */: + return emitYieldExpression(node); + case 198 /* SpreadElement */: + return emitSpreadExpression(node); + case 199 /* ClassExpression */: + return emitClassExpression(node); + case 200 /* OmittedExpression */: + return; + case 202 /* AsExpression */: + return emitAsExpression(node); + case 203 /* NonNullExpression */: + return emitNonNullExpression(node); + case 204 /* MetaProperty */: + return emitMetaProperty(node); + // JSX + case 249 /* JsxElement */: + return emitJsxElement(node); + case 250 /* JsxSelfClosingElement */: + return emitJsxSelfClosingElement(node); + // Transformation nodes + case 288 /* PartiallyEmittedExpression */: + return emitPartiallyEmittedExpression(node); + case 289 /* CommaListExpression */: + return emitCommaList(node); } - lastEncodedSourceMapSpan = lastRecordedSourceMapSpan; - sourceMapData.sourceMapDecodedMappings.push(lastEncodedSourceMapSpan); } - /** - * Emits a mapping. - * - * If the position is synthetic (undefined or a negative value), no mapping will be - * created. - * - * @param pos The position. - */ - function emitPos(pos) { - if (disabled || ts.positionIsSynthesized(pos)) { - return; - } - if (extendedDiagnostics) { - ts.performance.mark("beforeSourcemap"); + function trySubstituteNode(hint, node) { + return node && substituteNode && substituteNode(hint, node) || node; + } + function emitHelpersIndirect(node) { + if (onEmitHelpers) { + onEmitHelpers(node, writeLines); } - var sourceLinePos = ts.getLineAndCharacterOfPosition(currentSourceFile, pos); - // Convert the location to be one-based. - sourceLinePos.line++; - sourceLinePos.character++; - var emittedLine = writer.getLine(); - var emittedColumn = writer.getColumn(); - // If this location wasn't recorded or the location in source is going backwards, record the span - if (!lastRecordedSourceMapSpan || - lastRecordedSourceMapSpan.emittedLine !== emittedLine || - lastRecordedSourceMapSpan.emittedColumn !== emittedColumn || - (lastRecordedSourceMapSpan.sourceIndex === sourceMapSourceIndex && - (lastRecordedSourceMapSpan.sourceLine > sourceLinePos.line || - (lastRecordedSourceMapSpan.sourceLine === sourceLinePos.line && lastRecordedSourceMapSpan.sourceColumn > sourceLinePos.character)))) { - // Encode the last recordedSpan before assigning new - encodeLastRecordedSourceMapSpan(); - // New span - lastRecordedSourceMapSpan = { - emittedLine: emittedLine, - emittedColumn: emittedColumn, - sourceLine: sourceLinePos.line, - sourceColumn: sourceLinePos.character, - sourceIndex: sourceMapSourceIndex - }; + } + // + // Literals/Pseudo-literals + // + // SyntaxKind.NumericLiteral + function emitNumericLiteral(node) { + emitLiteral(node); + } + // SyntaxKind.StringLiteral + // SyntaxKind.RegularExpressionLiteral + // SyntaxKind.NoSubstitutionTemplateLiteral + // SyntaxKind.TemplateHead + // SyntaxKind.TemplateMiddle + // SyntaxKind.TemplateTail + function emitLiteral(node) { + var text = getLiteralTextOfNode(node); + if ((printerOptions.sourceMap || printerOptions.inlineSourceMap) + && (node.kind === 9 /* StringLiteral */ || ts.isTemplateLiteralKind(node.kind))) { + writer.writeLiteral(text); } else { - // Take the new pos instead since there is no change in emittedLine and column since last location - lastRecordedSourceMapSpan.sourceLine = sourceLinePos.line; - lastRecordedSourceMapSpan.sourceColumn = sourceLinePos.character; - lastRecordedSourceMapSpan.sourceIndex = sourceMapSourceIndex; - } - if (extendedDiagnostics) { - ts.performance.mark("afterSourcemap"); - ts.performance.measure("Source Map", "beforeSourcemap", "afterSourcemap"); + write(text); } } - /** - * Emits a node with possible leading and trailing source maps. - * - * @param node The node to emit. - * @param emitCallback The callback used to emit the node. - */ - function emitNodeWithSourceMap(emitContext, node, emitCallback) { - if (disabled) { - return emitCallback(emitContext, node); - } - if (node) { - var emitNode = node.emitNode; - var emitFlags = emitNode && emitNode.flags; - var _a = emitNode && emitNode.sourceMapRange || node, pos = _a.pos, end = _a.end; - if (node.kind !== 293 /* NotEmittedStatement */ - && (emitFlags & 16 /* NoLeadingSourceMap */) === 0 - && pos >= 0) { - emitPos(ts.skipTrivia(currentSourceText, pos)); - } - if (emitFlags & 64 /* NoNestedSourceMaps */) { - disabled = true; - emitCallback(emitContext, node); - disabled = false; - } - else { - emitCallback(emitContext, node); - } - if (node.kind !== 293 /* NotEmittedStatement */ - && (emitFlags & 32 /* NoTrailingSourceMap */) === 0 - && end >= 0) { - emitPos(end); - } - } + // + // Identifiers + // + function emitIdentifier(node) { + write(getTextOfNode(node, /*includeTrivia*/ false)); + emitTypeArguments(node, node.typeArguments); } - /** - * Emits a token of a node with possible leading and trailing source maps. - * - * @param node The node containing the token. - * @param token The token to emit. - * @param tokenStartPos The start pos of the token. - * @param emitCallback The callback used to emit the token. - */ - function emitTokenWithSourceMap(node, token, tokenPos, emitCallback) { - if (disabled) { - return emitCallback(token, tokenPos); - } - var emitNode = node && node.emitNode; - var emitFlags = emitNode && emitNode.flags; - var range = emitNode && emitNode.tokenSourceMapRanges && emitNode.tokenSourceMapRanges[token]; - tokenPos = ts.skipTrivia(currentSourceText, range ? range.pos : tokenPos); - if ((emitFlags & 128 /* NoTokenLeadingSourceMaps */) === 0 && tokenPos >= 0) { - emitPos(tokenPos); - } - tokenPos = emitCallback(token, tokenPos); - if (range) - tokenPos = range.end; - if ((emitFlags & 256 /* NoTokenTrailingSourceMaps */) === 0 && tokenPos >= 0) { - emitPos(tokenPos); - } - return tokenPos; + // + // Names + // + function emitQualifiedName(node) { + emitEntityName(node.left); + write("."); + emit(node.right); } - /** - * Set the current source file. - * - * @param sourceFile The source file. - */ - function setSourceFile(sourceFile) { - if (disabled) { - return; + function emitEntityName(node) { + if (node.kind === 71 /* Identifier */) { + emitExpression(node); } - currentSourceFile = sourceFile; - currentSourceText = currentSourceFile.text; - // Add the file to tsFilePaths - // If sourceroot option: Use the relative path corresponding to the common directory path - // otherwise source locations relative to map file location - var sourcesDirectoryPath = compilerOptions.sourceRoot ? host.getCommonSourceDirectory() : sourceMapDir; - var source = ts.getRelativePathToDirectoryOrUrl(sourcesDirectoryPath, currentSourceFile.fileName, host.getCurrentDirectory(), host.getCanonicalFileName, - /*isAbsolutePathAnUrl*/ true); - sourceMapSourceIndex = ts.indexOf(sourceMapData.sourceMapSources, source); - if (sourceMapSourceIndex === -1) { - sourceMapSourceIndex = sourceMapData.sourceMapSources.length; - sourceMapData.sourceMapSources.push(source); - // The one that can be used from program to get the actual source file - sourceMapData.inputSourceFileNames.push(currentSourceFile.fileName); - if (compilerOptions.inlineSources) { - sourceMapData.sourceMapSourcesContent.push(currentSourceFile.text); - } + else { + emit(node); } } - /** - * Gets the text for the source map. - */ - function getText() { - if (disabled) { - return; - } - encodeLastRecordedSourceMapSpan(); - return JSON.stringify({ - version: 3, - file: sourceMapData.sourceMapFile, - sourceRoot: sourceMapData.sourceMapSourceRoot, - sources: sourceMapData.sourceMapSources, - names: sourceMapData.sourceMapNames, - mappings: sourceMapData.sourceMapMappings, - sourcesContent: sourceMapData.sourceMapSourcesContent, - }); + function emitComputedPropertyName(node) { + write("["); + emitExpression(node.expression); + write("]"); } - /** - * Gets the SourceMappingURL for the source map. - */ - function getSourceMappingURL() { - if (disabled) { - return; + // + // Signature elements + // + function emitTypeParameter(node) { + emit(node.name); + emitWithPrefix(" extends ", node.constraint); + emitWithPrefix(" = ", node.default); + } + function emitParameter(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emitIfPresent(node.dotDotDotToken); + if (node.name) { + emit(node.name); } - if (compilerOptions.inlineSourceMap) { - // Encode the sourceMap into the sourceMap url - var base64SourceMapText = ts.convertToBase64(getText()); - return sourceMapData.jsSourceMappingURL = "data:application/json;base64," + base64SourceMapText; + emitIfPresent(node.questionToken); + if (node.parent && node.parent.kind === 273 /* JSDocFunctionType */ && !node.name) { + emit(node.type); } else { - return sourceMapData.jsSourceMappingURL; + emitWithPrefix(": ", node.type); } + emitExpressionWithPrefix(" = ", node.initializer); } - } - ts.createSourceMapWriter = createSourceMapWriter; - var base64Chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - function base64FormatEncode(inValue) { - if (inValue < 64) { - return base64Chars.charAt(inValue); + function emitDecorator(decorator) { + write("@"); + emitExpression(decorator.expression); } - throw TypeError(inValue + ": not a 64 based value"); - } - function base64VLQFormatEncode(inValue) { - // Add a new least significant bit that has the sign of the value. - // if negative number the least significant bit that gets added to the number has value 1 - // else least significant bit value that gets added is 0 - // eg. -1 changes to binary : 01 [1] => 3 - // +1 changes to binary : 01 [0] => 2 - if (inValue < 0) { - inValue = ((-inValue) << 1) + 1; + // + // Type members + // + function emitPropertySignature(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emit(node.name); + emitIfPresent(node.questionToken); + emitWithPrefix(": ", node.type); + write(";"); } - else { - inValue = inValue << 1; + function emitPropertyDeclaration(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emit(node.name); + emitIfPresent(node.questionToken); + emitWithPrefix(": ", node.type); + emitExpressionWithPrefix(" = ", node.initializer); + write(";"); } - // Encode 5 bits at a time starting from least significant bits - var encodedStr = ""; - do { - var currentDigit = inValue & 31; // 11111 - inValue = inValue >> 5; - if (inValue > 0) { - // There are still more digits to decode, set the msb (6th bit) - currentDigit = currentDigit | 32; - } - encodedStr = encodedStr + base64FormatEncode(currentDigit); - } while (inValue > 0); - return encodedStr; - } -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - function createCommentWriter(host, writer, sourceMap) { - var compilerOptions = host.getCompilerOptions(); - var extendedDiagnostics = compilerOptions.extendedDiagnostics; - var newLine = host.getNewLine(); - var emitPos = sourceMap.emitPos; - var containerPos = -1; - var containerEnd = -1; - var declarationListContainerEnd = -1; - var currentSourceFile; - var currentText; - var currentLineMap; - var detachedCommentsInfo; - var hasWrittenComment = false; - var disabled = compilerOptions.removeComments; - return { - reset: reset, - setSourceFile: setSourceFile, - emitNodeWithComments: emitNodeWithComments, - emitBodyWithDetachedComments: emitBodyWithDetachedComments, - emitTrailingCommentsOfPosition: emitTrailingCommentsOfPosition, - }; - function emitNodeWithComments(emitContext, node, emitCallback) { - if (disabled) { - emitCallback(emitContext, node); - return; - } - if (node) { - var _a = ts.getCommentRange(node), pos = _a.pos, end = _a.end; - var emitFlags = ts.getEmitFlags(node); - if ((pos < 0 && end < 0) || (pos === end)) { - // Both pos and end are synthesized, so just emit the node without comments. - if (emitFlags & 2048 /* NoNestedComments */) { - disabled = true; - emitCallback(emitContext, node); - disabled = false; - } - else { - emitCallback(emitContext, node); - } - } - else { - if (extendedDiagnostics) { - ts.performance.mark("preEmitNodeWithComment"); - } - var isEmittedNode = node.kind !== 293 /* NotEmittedStatement */; - var skipLeadingComments = pos < 0 || (emitFlags & 512 /* NoLeadingComments */) !== 0; - var skipTrailingComments = end < 0 || (emitFlags & 1024 /* NoTrailingComments */) !== 0; - // Emit leading comments if the position is not synthesized and the node - // has not opted out from emitting leading comments. - if (!skipLeadingComments) { - emitLeadingComments(pos, isEmittedNode); - } - // Save current container state on the stack. - var savedContainerPos = containerPos; - var savedContainerEnd = containerEnd; - var savedDeclarationListContainerEnd = declarationListContainerEnd; - if (!skipLeadingComments) { - containerPos = pos; - } - if (!skipTrailingComments) { - containerEnd = end; - // To avoid invalid comment emit in a down-level binding pattern, we - // keep track of the last declaration list container's end - if (node.kind === 224 /* VariableDeclarationList */) { - declarationListContainerEnd = end; - } - } - if (extendedDiagnostics) { - ts.performance.measure("commentTime", "preEmitNodeWithComment"); - } - if (emitFlags & 2048 /* NoNestedComments */) { - disabled = true; - emitCallback(emitContext, node); - disabled = false; - } - else { - emitCallback(emitContext, node); - } - if (extendedDiagnostics) { - ts.performance.mark("beginEmitNodeWithComment"); - } - // Restore previous container state. - containerPos = savedContainerPos; - containerEnd = savedContainerEnd; - declarationListContainerEnd = savedDeclarationListContainerEnd; - // Emit trailing comments if the position is not synthesized and the node - // has not opted out from emitting leading comments and is an emitted node. - if (!skipTrailingComments && isEmittedNode) { - emitTrailingComments(end); - } - if (extendedDiagnostics) { - ts.performance.measure("commentTime", "beginEmitNodeWithComment"); - } - } - } + function emitMethodSignature(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emit(node.name); + emitIfPresent(node.questionToken); + emitTypeParameters(node, node.typeParameters); + emitParameters(node, node.parameters); + emitWithPrefix(": ", node.type); + write(";"); + } + function emitMethodDeclaration(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emitIfPresent(node.asteriskToken); + emit(node.name); + emitIfPresent(node.questionToken); + emitSignatureAndBody(node, emitSignatureHead); + } + function emitConstructor(node) { + emitModifiers(node, node.modifiers); + write("constructor"); + emitSignatureAndBody(node, emitSignatureHead); + } + function emitAccessorDeclaration(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + write(node.kind === 153 /* GetAccessor */ ? "get " : "set "); + emit(node.name); + emitSignatureAndBody(node, emitSignatureHead); + } + function emitCallSignature(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emitTypeParameters(node, node.typeParameters); + emitParameters(node, node.parameters); + emitWithPrefix(": ", node.type); + write(";"); + } + function emitConstructSignature(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + write("new "); + emitTypeParameters(node, node.typeParameters); + emitParameters(node, node.parameters); + emitWithPrefix(": ", node.type); + write(";"); + } + function emitIndexSignature(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emitParametersForIndexSignature(node, node.parameters); + emitWithPrefix(": ", node.type); + write(";"); + } + function emitSemicolonClassElement() { + write(";"); + } + // + // Types + // + function emitTypePredicate(node) { + emit(node.parameterName); + write(" is "); + emit(node.type); + } + function emitTypeReference(node) { + emit(node.typeName); + emitTypeArguments(node, node.typeArguments); + } + function emitFunctionType(node) { + emitTypeParameters(node, node.typeParameters); + emitParametersForArrow(node, node.parameters); + write(" => "); + emit(node.type); + } + function emitJSDocFunctionType(node) { + write("function"); + emitParameters(node, node.parameters); + write(":"); + emit(node.type); + } + function emitJSDocNullableType(node) { + write("?"); + emit(node.type); + } + function emitJSDocNonNullableType(node) { + write("!"); + emit(node.type); + } + function emitJSDocOptionalType(node) { + emit(node.type); + write("="); + } + function emitConstructorType(node) { + write("new "); + emitTypeParameters(node, node.typeParameters); + emitParameters(node, node.parameters); + write(" => "); + emit(node.type); + } + function emitTypeQuery(node) { + write("typeof "); + emit(node.exprName); + } + function emitTypeLiteral(node) { + write("{"); + var flags = ts.getEmitFlags(node) & 1 /* SingleLine */ ? 448 /* SingleLineTypeLiteralMembers */ : 65 /* MultiLineTypeLiteralMembers */; + emitList(node, node.members, flags | 262144 /* NoSpaceIfEmpty */); + write("}"); } - function emitBodyWithDetachedComments(node, detachedRange, emitCallback) { - if (extendedDiagnostics) { - ts.performance.mark("preEmitBodyWithDetachedComments"); - } - var pos = detachedRange.pos, end = detachedRange.end; + function emitArrayType(node) { + emit(node.elementType); + write("[]"); + } + function emitJSDocVariadicType(node) { + write("..."); + emit(node.type); + } + function emitTupleType(node) { + write("["); + emitList(node, node.elementTypes, 336 /* TupleTypeElements */); + write("]"); + } + function emitUnionType(node) { + emitList(node, node.types, 260 /* UnionTypeConstituents */); + } + function emitIntersectionType(node) { + emitList(node, node.types, 264 /* IntersectionTypeConstituents */); + } + function emitParenthesizedType(node) { + write("("); + emit(node.type); + write(")"); + } + function emitThisType() { + write("this"); + } + function emitTypeOperator(node) { + writeTokenText(node.operator); + write(" "); + emit(node.type); + } + function emitIndexedAccessType(node) { + emit(node.objectType); + write("["); + emit(node.indexType); + write("]"); + } + function emitMappedType(node) { var emitFlags = ts.getEmitFlags(node); - var skipLeadingComments = pos < 0 || (emitFlags & 512 /* NoLeadingComments */) !== 0; - var skipTrailingComments = disabled || end < 0 || (emitFlags & 1024 /* NoTrailingComments */) !== 0; - if (!skipLeadingComments) { - emitDetachedCommentsAndUpdateCommentsInfo(detachedRange); - } - if (extendedDiagnostics) { - ts.performance.measure("commentTime", "preEmitBodyWithDetachedComments"); - } - if (emitFlags & 2048 /* NoNestedComments */ && !disabled) { - disabled = true; - emitCallback(node); - disabled = false; + write("{"); + if (emitFlags & 1 /* SingleLine */) { + write(" "); } else { - emitCallback(node); + writeLine(); + increaseIndent(); } - if (extendedDiagnostics) { - ts.performance.mark("beginEmitBodyWithDetachedCommetns"); + if (node.readonlyToken) { + emit(node.readonlyToken); + write(" "); } - if (!skipTrailingComments) { - emitLeadingComments(detachedRange.end, /*isEmittedNode*/ true); - if (hasWrittenComment && !writer.isAtStartOfLine()) { - writer.writeLine(); - } + write("["); + pipelineEmitWithNotification(3 /* MappedTypeParameter */, node.typeParameter); + write("]"); + emitIfPresent(node.questionToken); + write(": "); + emit(node.type); + write(";"); + if (emitFlags & 1 /* SingleLine */) { + write(" "); } - if (extendedDiagnostics) { - ts.performance.measure("commentTime", "beginEmitBodyWithDetachedCommetns"); + else { + writeLine(); + decreaseIndent(); } + write("}"); } - function emitLeadingComments(pos, isEmittedNode) { - hasWrittenComment = false; - if (isEmittedNode) { - forEachLeadingCommentToEmit(pos, emitLeadingComment); - } - else if (pos === 0) { - // If the node will not be emitted in JS, remove all the comments(normal, pinned and ///) associated with the node, - // unless it is a triple slash comment at the top of the file. - // For Example: - // /// - // declare var x; - // /// - // interface F {} - // The first /// will NOT be removed while the second one will be removed even though both node will not be emitted - forEachLeadingCommentToEmit(pos, emitTripleSlashLeadingComment); - } + function emitLiteralType(node) { + emitExpression(node.literal); } - function emitTripleSlashLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos) { - if (isTripleSlashComment(commentPos, commentEnd)) { - emitLeadingComment(commentPos, commentEnd, kind, hasTrailingNewLine, rangePos); + // + // Binding patterns + // + function emitObjectBindingPattern(node) { + var elements = node.elements; + if (elements.length === 0) { + write("{}"); } - } - function emitLeadingComment(commentPos, commentEnd, _kind, hasTrailingNewLine, rangePos) { - if (!hasWrittenComment) { - ts.emitNewLineBeforeLeadingCommentOfPosition(currentLineMap, writer, rangePos, commentPos); - hasWrittenComment = true; + else { + write("{"); + emitList(node, elements, 432 /* ObjectBindingPatternElements */); + write("}"); } - // Leading comments are emitted at /*leading comment1 */space/*leading comment*/space - emitPos(commentPos); - ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); - if (hasTrailingNewLine) { - writer.writeLine(); + } + function emitArrayBindingPattern(node) { + var elements = node.elements; + if (elements.length === 0) { + write("[]"); } else { - writer.write(" "); + write("["); + emitList(node, node.elements, 304 /* ArrayBindingPatternElements */); + write("]"); } } - function emitTrailingComments(pos) { - forEachTrailingCommentToEmit(pos, emitTrailingComment); + function emitBindingElement(node) { + emitWithSuffix(node.propertyName, ": "); + emitIfPresent(node.dotDotDotToken); + emit(node.name); + emitExpressionWithPrefix(" = ", node.initializer); } - function emitTrailingComment(commentPos, commentEnd, _kind, hasTrailingNewLine) { - // trailing comments are emitted at space/*trailing comment1 */space/*trailing comment2*/ - if (!writer.isAtStartOfLine()) { - writer.write(" "); - } - emitPos(commentPos); - ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); - if (hasTrailingNewLine) { - writer.writeLine(); - } + // + // Expressions + // + function emitArrayLiteralExpression(node) { + var elements = node.elements; + var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; + emitExpressionList(node, elements, 4466 /* ArrayLiteralExpressionElements */ | preferNewLine); } - function emitTrailingCommentsOfPosition(pos) { - if (disabled) { - return; + function emitObjectLiteralExpression(node) { + var indentedFlag = ts.getEmitFlags(node) & 65536 /* Indented */; + if (indentedFlag) { + increaseIndent(); } - if (extendedDiagnostics) { - ts.performance.mark("beforeEmitTrailingCommentsOfPosition"); + var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; + var allowTrailingComma = currentSourceFile.languageVersion >= 1 /* ES5 */ ? 32 /* AllowTrailingComma */ : 0 /* None */; + emitList(node, node.properties, 263122 /* ObjectLiteralExpressionProperties */ | allowTrailingComma | preferNewLine); + if (indentedFlag) { + decreaseIndent(); } - forEachTrailingCommentToEmit(pos, emitTrailingCommentOfPosition); - if (extendedDiagnostics) { - ts.performance.measure("commentTime", "beforeEmitTrailingCommentsOfPosition"); + } + function emitPropertyAccessExpression(node) { + var indentBeforeDot = false; + var indentAfterDot = false; + if (!(ts.getEmitFlags(node) & 131072 /* NoIndentation */)) { + var dotRangeStart = node.expression.end; + var dotRangeEnd = ts.skipTrivia(currentSourceFile.text, node.expression.end) + 1; + var dotToken = ts.createToken(23 /* DotToken */); + dotToken.pos = dotRangeStart; + dotToken.end = dotRangeEnd; + indentBeforeDot = needsIndentation(node, node.expression, dotToken); + indentAfterDot = needsIndentation(node, dotToken, node.name); } + emitExpression(node.expression); + increaseIndentIf(indentBeforeDot); + var shouldEmitDotDot = !indentBeforeDot && needsDotDotForPropertyAccess(node.expression); + write(shouldEmitDotDot ? ".." : "."); + increaseIndentIf(indentAfterDot); + emit(node.name); + decreaseIndentIf(indentBeforeDot, indentAfterDot); } - function emitTrailingCommentOfPosition(commentPos, commentEnd, _kind, hasTrailingNewLine) { - // trailing comments of a position are emitted at /*trailing comment1 */space/*trailing comment*/space - emitPos(commentPos); - ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); - if (hasTrailingNewLine) { - writer.writeLine(); + // 1..toString is a valid property access, emit a dot after the literal + // Also emit a dot if expression is a integer const enum value - it will appear in generated code as numeric literal + function needsDotDotForPropertyAccess(expression) { + expression = ts.skipPartiallyEmittedExpressions(expression); + if (ts.isNumericLiteral(expression)) { + // check if numeric literal is a decimal literal that was originally written with a dot + var text = getLiteralTextOfNode(expression); + return !expression.numericLiteralFlags + && !ts.stringContains(text, ts.tokenToString(23 /* DotToken */)); } - else { - writer.write(" "); + else if (ts.isPropertyAccessExpression(expression) || ts.isElementAccessExpression(expression)) { + // check if constant enum value is integer + var constantValue = ts.getConstantValue(expression); + // isFinite handles cases when constantValue is undefined + return typeof constantValue === "number" && isFinite(constantValue) + && Math.floor(constantValue) === constantValue + && printerOptions.removeComments; } } - function forEachLeadingCommentToEmit(pos, cb) { - // Emit the leading comments only if the container's pos doesn't match because the container should take care of emitting these comments - if (containerPos === -1 || pos !== containerPos) { - if (hasDetachedComments(pos)) { - forEachLeadingCommentWithoutDetachedComments(cb); - } - else { - ts.forEachLeadingCommentRange(currentText, pos, cb, /*state*/ pos); - } - } + function emitElementAccessExpression(node) { + emitExpression(node.expression); + write("["); + emitExpression(node.argumentExpression); + write("]"); } - function forEachTrailingCommentToEmit(end, cb) { - // Emit the trailing comments only if the container's end doesn't match because the container should take care of emitting these comments - if (containerEnd === -1 || (end !== containerEnd && end !== declarationListContainerEnd)) { - ts.forEachTrailingCommentRange(currentText, end, cb); - } + function emitCallExpression(node) { + emitExpression(node.expression); + emitTypeArguments(node, node.typeArguments); + emitExpressionList(node, node.arguments, 1296 /* CallExpressionArguments */); } - function reset() { - currentSourceFile = undefined; - currentText = undefined; - currentLineMap = undefined; - detachedCommentsInfo = undefined; + function emitNewExpression(node) { + write("new "); + emitExpression(node.expression); + emitTypeArguments(node, node.typeArguments); + emitExpressionList(node, node.arguments, 9488 /* NewExpressionArguments */); } - function setSourceFile(sourceFile) { - currentSourceFile = sourceFile; - currentText = currentSourceFile.text; - currentLineMap = ts.getLineStarts(currentSourceFile); - detachedCommentsInfo = undefined; + function emitTaggedTemplateExpression(node) { + emitExpression(node.tag); + write(" "); + emitExpression(node.template); } - function hasDetachedComments(pos) { - return detachedCommentsInfo !== undefined && ts.lastOrUndefined(detachedCommentsInfo).nodePos === pos; + function emitTypeAssertionExpression(node) { + write("<"); + emit(node.type); + write(">"); + emitExpression(node.expression); } - function forEachLeadingCommentWithoutDetachedComments(cb) { - // get the leading comments from detachedPos - var pos = ts.lastOrUndefined(detachedCommentsInfo).detachedCommentEndPos; - if (detachedCommentsInfo.length - 1) { - detachedCommentsInfo.pop(); - } - else { - detachedCommentsInfo = undefined; - } - ts.forEachLeadingCommentRange(currentText, pos, cb, /*state*/ pos); + function emitParenthesizedExpression(node) { + write("("); + emitExpression(node.expression); + write(")"); } - function emitDetachedCommentsAndUpdateCommentsInfo(range) { - var currentDetachedCommentInfo = ts.emitDetachedComments(currentText, currentLineMap, writer, writeComment, range, newLine, disabled); - if (currentDetachedCommentInfo) { - if (detachedCommentsInfo) { - detachedCommentsInfo.push(currentDetachedCommentInfo); - } - else { - detachedCommentsInfo = [currentDetachedCommentInfo]; - } - } + function emitFunctionExpression(node) { + emitFunctionDeclarationOrExpression(node); } - function writeComment(text, lineMap, writer, commentPos, commentEnd, newLine) { - emitPos(commentPos); - ts.writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + function emitArrowFunction(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + emitSignatureAndBody(node, emitArrowFunctionHead); } - /** - * Determine if the given comment is a triple-slash - * - * @return true if the comment is a triple-slash comment else false - **/ - function isTripleSlashComment(commentPos, commentEnd) { - // Verify this is /// comment, but do the regexp match only when we first can find /// in the comment text - // so that we don't end up computing comment string and doing match for all // comments - if (currentText.charCodeAt(commentPos + 1) === 47 /* slash */ && - commentPos + 2 < commentEnd && - currentText.charCodeAt(commentPos + 2) === 47 /* slash */) { - var textSubStr = currentText.substring(commentPos, commentEnd); - return textSubStr.match(ts.fullTripleSlashReferencePathRegEx) || - textSubStr.match(ts.fullTripleSlashAMDReferencePathRegEx) ? - true : false; - } - return false; + function emitArrowFunctionHead(node) { + emitTypeParameters(node, node.typeParameters); + emitParametersForArrow(node, node.parameters); + emitWithPrefix(": ", node.type); + write(" "); + emit(node.equalsGreaterThanToken); } - } - ts.createCommentWriter = createCommentWriter; -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - function getDeclarationDiagnostics(host, resolver, targetSourceFile) { - var declarationDiagnostics = ts.createDiagnosticCollection(); - ts.forEachExpectedEmitFile(host, getDeclarationDiagnosticsFromFile, targetSourceFile); - return declarationDiagnostics.getDiagnostics(targetSourceFile ? targetSourceFile.fileName : undefined); - function getDeclarationDiagnosticsFromFile(_a, sources, isBundledEmit) { - var declarationFilePath = _a.declarationFilePath; - emitDeclarations(host, resolver, declarationDiagnostics, declarationFilePath, sources, isBundledEmit, /*emitOnlyDtsFiles*/ false); + function emitDeleteExpression(node) { + write("delete "); + emitExpression(node.expression); } - } - ts.getDeclarationDiagnostics = getDeclarationDiagnostics; - function emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFiles, isBundledEmit, emitOnlyDtsFiles) { - var newLine = host.getNewLine(); - var compilerOptions = host.getCompilerOptions(); - var write; - var writeLine; - var increaseIndent; - var decreaseIndent; - var writeTextOfNode; - var writer; - createAndSetNewTextWriterWithSymbolWriter(); - var enclosingDeclaration; - var resultHasExternalModuleIndicator; - var currentText; - var currentLineMap; - var currentIdentifiers; - var isCurrentFileExternalModule; - var reportedDeclarationError = false; - var errorNameNode; - var emitJsDocComments = compilerOptions.removeComments ? ts.noop : writeJsDocComments; - var emit = compilerOptions.stripInternal ? stripInternal : emitNode; - var noDeclare; - var moduleElementDeclarationEmitInfo = []; - var asynchronousSubModuleDeclarationEmitInfo; - // Contains the reference paths that needs to go in the declaration file. - // Collecting this separately because reference paths need to be first thing in the declaration file - // and we could be collecting these paths from multiple files into single one with --out option - var referencesOutput = ""; - var usedTypeDirectiveReferences; - // Emit references corresponding to each file - var emittedReferencedFiles = []; - var addedGlobalFileReference = false; - var allSourcesModuleElementDeclarationEmitInfo = []; - ts.forEach(sourceFiles, function (sourceFile) { - // Dont emit for javascript file - if (ts.isSourceFileJavaScript(sourceFile)) { - return; - } - // Check what references need to be added - if (!compilerOptions.noResolve) { - ts.forEach(sourceFile.referencedFiles, function (fileReference) { - var referencedFile = ts.tryResolveScriptReference(host, sourceFile, fileReference); - // Emit reference in dts, if the file reference was not already emitted - if (referencedFile && !ts.contains(emittedReferencedFiles, referencedFile)) { - // Add a reference to generated dts file, - // global file reference is added only - // - if it is not bundled emit (because otherwise it would be self reference) - // - and it is not already added - if (writeReferencePath(referencedFile, !isBundledEmit && !addedGlobalFileReference, emitOnlyDtsFiles)) { - addedGlobalFileReference = true; - } - emittedReferencedFiles.push(referencedFile); - } - }); - } - resultHasExternalModuleIndicator = false; - if (!isBundledEmit || !ts.isExternalModule(sourceFile)) { - noDeclare = false; - emitSourceFile(sourceFile); - } - else if (ts.isExternalModule(sourceFile)) { - noDeclare = true; - write("declare module \"" + ts.getResolvedExternalModuleName(host, sourceFile) + "\" {"); - writeLine(); - increaseIndent(); - emitSourceFile(sourceFile); - decreaseIndent(); - write("}"); - writeLine(); - } - // create asynchronous output for the importDeclarations - if (moduleElementDeclarationEmitInfo.length) { - var oldWriter = writer; - ts.forEach(moduleElementDeclarationEmitInfo, function (aliasEmitInfo) { - if (aliasEmitInfo.isVisible && !aliasEmitInfo.asynchronousOutput) { - ts.Debug.assert(aliasEmitInfo.node.kind === 235 /* ImportDeclaration */); - createAndSetNewTextWriterWithSymbolWriter(); - ts.Debug.assert(aliasEmitInfo.indent === 0 || (aliasEmitInfo.indent === 1 && isBundledEmit)); - for (var i = 0; i < aliasEmitInfo.indent; i++) { - increaseIndent(); - } - writeImportDeclaration(aliasEmitInfo.node); - aliasEmitInfo.asynchronousOutput = writer.getText(); - for (var i = 0; i < aliasEmitInfo.indent; i++) { - decreaseIndent(); - } - } - }); - setWriter(oldWriter); - allSourcesModuleElementDeclarationEmitInfo = allSourcesModuleElementDeclarationEmitInfo.concat(moduleElementDeclarationEmitInfo); - moduleElementDeclarationEmitInfo = []; - } - if (!isBundledEmit && ts.isExternalModule(sourceFile) && sourceFile.moduleAugmentations.length && !resultHasExternalModuleIndicator) { - // if file was external module with augmentations - this fact should be preserved in .d.ts as well. - // in case if we didn't write any external module specifiers in .d.ts we need to emit something - // that will force compiler to think that this file is an external module - 'export {}' is a reasonable choice here. - write("export {};"); - writeLine(); - } - }); - if (usedTypeDirectiveReferences) { - for (var directive in usedTypeDirectiveReferences) { - referencesOutput += "/// " + newLine; + function emitTypeOfExpression(node) { + write("typeof "); + emitExpression(node.expression); + } + function emitVoidExpression(node) { + write("void "); + emitExpression(node.expression); + } + function emitAwaitExpression(node) { + write("await "); + emitExpression(node.expression); + } + function emitPrefixUnaryExpression(node) { + writeTokenText(node.operator); + if (shouldEmitWhitespaceBeforeOperand(node)) { + write(" "); } + emitExpression(node.operand); } - return { - reportedDeclarationError: reportedDeclarationError, - moduleElementDeclarationEmitInfo: allSourcesModuleElementDeclarationEmitInfo, - synchronousDeclarationOutput: writer.getText(), - referencesOutput: referencesOutput, - }; - function hasInternalAnnotation(range) { - var comment = currentText.substring(range.pos, range.end); - return comment.indexOf("@internal") >= 0; + function shouldEmitWhitespaceBeforeOperand(node) { + // In some cases, we need to emit a space between the operator and the operand. One obvious case + // is when the operator is an identifier, like delete or typeof. We also need to do this for plus + // and minus expressions in certain cases. Specifically, consider the following two cases (parens + // are just for clarity of exposition, and not part of the source code): + // + // (+(+1)) + // (+(++1)) + // + // We need to emit a space in both cases. In the first case, the absence of a space will make + // the resulting expression a prefix increment operation. And in the second, it will make the resulting + // expression a prefix increment whose operand is a plus expression - (++(+x)) + // The same is true of minus of course. + var operand = node.operand; + return operand.kind === 192 /* PrefixUnaryExpression */ + && ((node.operator === 37 /* PlusToken */ && (operand.operator === 37 /* PlusToken */ || operand.operator === 43 /* PlusPlusToken */)) + || (node.operator === 38 /* MinusToken */ && (operand.operator === 38 /* MinusToken */ || operand.operator === 44 /* MinusMinusToken */))); } - function stripInternal(node) { - if (node) { - var leadingCommentRanges = ts.getLeadingCommentRanges(currentText, node.pos); - if (ts.forEach(leadingCommentRanges, hasInternalAnnotation)) { - return; - } - emitNode(node); + function emitPostfixUnaryExpression(node) { + emitExpression(node.operand); + writeTokenText(node.operator); + } + function emitBinaryExpression(node) { + var isCommaOperator = node.operatorToken.kind !== 26 /* CommaToken */; + var indentBeforeOperator = needsIndentation(node, node.left, node.operatorToken); + var indentAfterOperator = needsIndentation(node, node.operatorToken, node.right); + emitExpression(node.left); + increaseIndentIf(indentBeforeOperator, isCommaOperator ? " " : undefined); + emitLeadingCommentsOfPosition(node.operatorToken.pos); + writeTokenNode(node.operatorToken); + emitTrailingCommentsOfPosition(node.operatorToken.end, /*prefixSpace*/ true); // Binary operators should have a space before the comment starts + increaseIndentIf(indentAfterOperator, " "); + emitExpression(node.right); + decreaseIndentIf(indentBeforeOperator, indentAfterOperator); + } + function emitConditionalExpression(node) { + var indentBeforeQuestion = needsIndentation(node, node.condition, node.questionToken); + var indentAfterQuestion = needsIndentation(node, node.questionToken, node.whenTrue); + var indentBeforeColon = needsIndentation(node, node.whenTrue, node.colonToken); + var indentAfterColon = needsIndentation(node, node.colonToken, node.whenFalse); + emitExpression(node.condition); + increaseIndentIf(indentBeforeQuestion, " "); + emit(node.questionToken); + increaseIndentIf(indentAfterQuestion, " "); + emitExpression(node.whenTrue); + decreaseIndentIf(indentBeforeQuestion, indentAfterQuestion); + increaseIndentIf(indentBeforeColon, " "); + emit(node.colonToken); + increaseIndentIf(indentAfterColon, " "); + emitExpression(node.whenFalse); + decreaseIndentIf(indentBeforeColon, indentAfterColon); + } + function emitTemplateExpression(node) { + emit(node.head); + emitList(node, node.templateSpans, 131072 /* TemplateExpressionSpans */); + } + function emitYieldExpression(node) { + write("yield"); + emit(node.asteriskToken); + emitExpressionWithPrefix(" ", node.expression); + } + function emitSpreadExpression(node) { + write("..."); + emitExpression(node.expression); + } + function emitClassExpression(node) { + emitClassDeclarationOrExpression(node); + } + function emitExpressionWithTypeArguments(node) { + emitExpression(node.expression); + emitTypeArguments(node, node.typeArguments); + } + function emitAsExpression(node) { + emitExpression(node.expression); + if (node.type) { + write(" as "); + emit(node.type); } } - function createAndSetNewTextWriterWithSymbolWriter() { - var writer = ts.createTextWriter(newLine); - writer.trackSymbol = trackSymbol; - writer.reportInaccessibleThisError = reportInaccessibleThisError; - writer.writeKeyword = writer.write; - writer.writeOperator = writer.write; - writer.writePunctuation = writer.write; - writer.writeSpace = writer.write; - writer.writeStringLiteral = writer.writeLiteral; - writer.writeParameter = writer.write; - writer.writeProperty = writer.write; - writer.writeSymbol = writer.write; - setWriter(writer); + function emitNonNullExpression(node) { + emitExpression(node.expression); + write("!"); + } + function emitMetaProperty(node) { + writeToken(node.keywordToken, node.pos); + write("."); + emit(node.name); + } + // + // Misc + // + function emitTemplateSpan(node) { + emitExpression(node.expression); + emit(node.literal); + } + // + // Statements + // + function emitBlock(node) { + writeToken(17 /* OpenBraceToken */, node.pos, /*contextNode*/ node); + emitBlockStatements(node, /*forceSingleLine*/ !node.multiLine && isEmptyBlock(node)); + // We have to call emitLeadingComments explicitly here because otherwise leading comments of the close brace token will not be emitted + increaseIndent(); + emitLeadingCommentsOfPosition(node.statements.end); + decreaseIndent(); + writeToken(18 /* CloseBraceToken */, node.statements.end, /*contextNode*/ node); + } + function emitBlockStatements(node, forceSingleLine) { + var format = forceSingleLine || ts.getEmitFlags(node) & 1 /* SingleLine */ ? 384 /* SingleLineBlockStatements */ : 65 /* MultiLineBlockStatements */; + emitList(node, node.statements, format); } - function setWriter(newWriter) { - writer = newWriter; - write = newWriter.write; - writeTextOfNode = newWriter.writeTextOfNode; - writeLine = newWriter.writeLine; - increaseIndent = newWriter.increaseIndent; - decreaseIndent = newWriter.decreaseIndent; + function emitVariableStatement(node) { + emitModifiers(node, node.modifiers); + emit(node.declarationList); + write(";"); } - function writeAsynchronousModuleElements(nodes) { - var oldWriter = writer; - ts.forEach(nodes, function (declaration) { - var nodeToCheck; - if (declaration.kind === 223 /* VariableDeclaration */) { - nodeToCheck = declaration.parent.parent; - } - else if (declaration.kind === 238 /* NamedImports */ || declaration.kind === 239 /* ImportSpecifier */ || declaration.kind === 236 /* ImportClause */) { - ts.Debug.fail("We should be getting ImportDeclaration instead to write"); + function emitEmptyStatement() { + write(";"); + } + function emitExpressionStatement(node) { + emitExpression(node.expression); + write(";"); + } + function emitIfStatement(node) { + var openParenPos = writeToken(90 /* IfKeyword */, node.pos, node); + write(" "); + writeToken(19 /* OpenParenToken */, openParenPos, node); + emitExpression(node.expression); + writeToken(20 /* CloseParenToken */, node.expression.end, node); + emitEmbeddedStatement(node, node.thenStatement); + if (node.elseStatement) { + writeLineOrSpace(node); + writeToken(82 /* ElseKeyword */, node.thenStatement.end, node); + if (node.elseStatement.kind === 211 /* IfStatement */) { + write(" "); + emit(node.elseStatement); } else { - nodeToCheck = declaration; - } - var moduleElementEmitInfo = ts.forEach(moduleElementDeclarationEmitInfo, function (declEmitInfo) { return declEmitInfo.node === nodeToCheck ? declEmitInfo : undefined; }); - if (!moduleElementEmitInfo && asynchronousSubModuleDeclarationEmitInfo) { - moduleElementEmitInfo = ts.forEach(asynchronousSubModuleDeclarationEmitInfo, function (declEmitInfo) { return declEmitInfo.node === nodeToCheck ? declEmitInfo : undefined; }); - } - // If the alias was marked as not visible when we saw its declaration, we would have saved the aliasEmitInfo, but if we haven't yet visited the alias declaration - // then we don't need to write it at this point. We will write it when we actually see its declaration - // Eg. - // export function bar(a: foo.Foo) { } - // import foo = require("foo"); - // Writing of function bar would mark alias declaration foo as visible but we haven't yet visited that declaration so do nothing, - // we would write alias foo declaration when we visit it since it would now be marked as visible - if (moduleElementEmitInfo) { - if (moduleElementEmitInfo.node.kind === 235 /* ImportDeclaration */) { - // we have to create asynchronous output only after we have collected complete information - // because it is possible to enable multiple bindings as asynchronously visible - moduleElementEmitInfo.isVisible = true; - } - else { - createAndSetNewTextWriterWithSymbolWriter(); - for (var declarationIndent = moduleElementEmitInfo.indent; declarationIndent; declarationIndent--) { - increaseIndent(); - } - if (nodeToCheck.kind === 230 /* ModuleDeclaration */) { - ts.Debug.assert(asynchronousSubModuleDeclarationEmitInfo === undefined); - asynchronousSubModuleDeclarationEmitInfo = []; - } - writeModuleElement(nodeToCheck); - if (nodeToCheck.kind === 230 /* ModuleDeclaration */) { - moduleElementEmitInfo.subModuleElementDeclarationEmitInfo = asynchronousSubModuleDeclarationEmitInfo; - asynchronousSubModuleDeclarationEmitInfo = undefined; - } - moduleElementEmitInfo.asynchronousOutput = writer.getText(); - } + emitEmbeddedStatement(node, node.elseStatement); } - }); - setWriter(oldWriter); - } - function recordTypeReferenceDirectivesIfNecessary(typeReferenceDirectives) { - if (!typeReferenceDirectives) { - return; } - if (!usedTypeDirectiveReferences) { - usedTypeDirectiveReferences = ts.createMap(); + } + function emitDoStatement(node) { + write("do"); + emitEmbeddedStatement(node, node.statement); + if (ts.isBlock(node.statement)) { + write(" "); } - for (var _i = 0, typeReferenceDirectives_1 = typeReferenceDirectives; _i < typeReferenceDirectives_1.length; _i++) { - var directive = typeReferenceDirectives_1[_i]; - if (!(directive in usedTypeDirectiveReferences)) { - usedTypeDirectiveReferences[directive] = directive; - } + else { + writeLineOrSpace(node); } + write("while ("); + emitExpression(node.expression); + write(");"); } - function handleSymbolAccessibilityError(symbolAccessibilityResult) { - if (symbolAccessibilityResult.accessibility === 0 /* Accessible */) { - // write the aliases - if (symbolAccessibilityResult && symbolAccessibilityResult.aliasesToMakeVisible) { - writeAsynchronousModuleElements(symbolAccessibilityResult.aliasesToMakeVisible); + function emitWhileStatement(node) { + write("while ("); + emitExpression(node.expression); + write(")"); + emitEmbeddedStatement(node, node.statement); + } + function emitForStatement(node) { + var openParenPos = writeToken(88 /* ForKeyword */, node.pos); + write(" "); + writeToken(19 /* OpenParenToken */, openParenPos, /*contextNode*/ node); + emitForBinding(node.initializer); + write(";"); + emitExpressionWithPrefix(" ", node.condition); + write(";"); + emitExpressionWithPrefix(" ", node.incrementor); + write(")"); + emitEmbeddedStatement(node, node.statement); + } + function emitForInStatement(node) { + var openParenPos = writeToken(88 /* ForKeyword */, node.pos); + write(" "); + writeToken(19 /* OpenParenToken */, openParenPos); + emitForBinding(node.initializer); + write(" in "); + emitExpression(node.expression); + writeToken(20 /* CloseParenToken */, node.expression.end); + emitEmbeddedStatement(node, node.statement); + } + function emitForOfStatement(node) { + var openParenPos = writeToken(88 /* ForKeyword */, node.pos); + write(" "); + emitWithSuffix(node.awaitModifier, " "); + writeToken(19 /* OpenParenToken */, openParenPos); + emitForBinding(node.initializer); + write(" of "); + emitExpression(node.expression); + writeToken(20 /* CloseParenToken */, node.expression.end); + emitEmbeddedStatement(node, node.statement); + } + function emitForBinding(node) { + if (node !== undefined) { + if (node.kind === 227 /* VariableDeclarationList */) { + emit(node); } - } - else { - // Report error - reportedDeclarationError = true; - var errorInfo = writer.getSymbolAccessibilityDiagnostic(symbolAccessibilityResult); - if (errorInfo) { - if (errorInfo.typeName) { - emitterDiagnostics.add(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, ts.getTextOfNodeFromSourceText(currentText, errorInfo.typeName), symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName)); - } - else { - emitterDiagnostics.add(ts.createDiagnosticForNode(symbolAccessibilityResult.errorNode || errorInfo.errorNode, errorInfo.diagnosticMessage, symbolAccessibilityResult.errorSymbolName, symbolAccessibilityResult.errorModuleName)); - } + else { + emitExpression(node); } } } - function trackSymbol(symbol, enclosingDeclaration, meaning) { - handleSymbolAccessibilityError(resolver.isSymbolAccessible(symbol, enclosingDeclaration, meaning, /*shouldComputeAliasesToMakeVisible*/ true)); - recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForSymbol(symbol, meaning)); + function emitContinueStatement(node) { + writeToken(77 /* ContinueKeyword */, node.pos); + emitWithPrefix(" ", node.label); + write(";"); } - function reportInaccessibleThisError() { - if (errorNameNode) { - reportedDeclarationError = true; - emitterDiagnostics.add(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.The_inferred_type_of_0_references_an_inaccessible_this_type_A_type_annotation_is_necessary, ts.declarationNameToString(errorNameNode))); - } + function emitBreakStatement(node) { + writeToken(72 /* BreakKeyword */, node.pos); + emitWithPrefix(" ", node.label); + write(";"); } - function writeTypeOfDeclaration(declaration, type, getSymbolAccessibilityDiagnostic) { - writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; - write(": "); - if (type) { - // Write the type - emitType(type); + function emitTokenWithComment(token, pos, contextNode) { + var node = contextNode && ts.getParseTreeNode(contextNode); + if (node && node.kind === contextNode.kind) { + pos = ts.skipTrivia(currentSourceFile.text, pos); } - else { - errorNameNode = declaration.name; - resolver.writeTypeOfDeclaration(declaration, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); - errorNameNode = undefined; + pos = writeToken(token, pos, /*contextNode*/ contextNode); + if (node && node.kind === contextNode.kind) { + emitTrailingCommentsOfPosition(pos, /*prefixSpace*/ true); } + return pos; } - function writeReturnTypeAtSignature(signature, getSymbolAccessibilityDiagnostic) { - writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; + function emitReturnStatement(node) { + emitTokenWithComment(96 /* ReturnKeyword */, node.pos, /*contextNode*/ node); + emitExpressionWithPrefix(" ", node.expression); + write(";"); + } + function emitWithStatement(node) { + write("with ("); + emitExpression(node.expression); + write(")"); + emitEmbeddedStatement(node, node.statement); + } + function emitSwitchStatement(node) { + var openParenPos = writeToken(98 /* SwitchKeyword */, node.pos); + write(" "); + writeToken(19 /* OpenParenToken */, openParenPos); + emitExpression(node.expression); + writeToken(20 /* CloseParenToken */, node.expression.end); + write(" "); + emit(node.caseBlock); + } + function emitLabeledStatement(node) { + emit(node.label); write(": "); - if (signature.type) { - // Write the type - emitType(signature.type); + emit(node.statement); + } + function emitThrowStatement(node) { + write("throw"); + emitExpressionWithPrefix(" ", node.expression); + write(";"); + } + function emitTryStatement(node) { + write("try "); + emit(node.tryBlock); + if (node.catchClause) { + writeLineOrSpace(node); + emit(node.catchClause); } - else { - errorNameNode = signature.name; - resolver.writeReturnTypeOfSignatureDeclaration(signature, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); - errorNameNode = undefined; + if (node.finallyBlock) { + writeLineOrSpace(node); + write("finally "); + emit(node.finallyBlock); } } - function emitLines(nodes) { - for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) { - var node = nodes_4[_i]; - emit(node); - } + function emitDebuggerStatement(node) { + writeToken(78 /* DebuggerKeyword */, node.pos); + write(";"); } - function emitSeparatedList(nodes, separator, eachNodeEmitFn, canEmitFn) { - var currentWriterPos = writer.getTextPos(); - for (var _i = 0, nodes_5 = nodes; _i < nodes_5.length; _i++) { - var node = nodes_5[_i]; - if (!canEmitFn || canEmitFn(node)) { - if (currentWriterPos !== writer.getTextPos()) { - write(separator); - } - currentWriterPos = writer.getTextPos(); - eachNodeEmitFn(node); - } - } + // + // Declarations + // + function emitVariableDeclaration(node) { + emit(node.name); + emitWithPrefix(": ", node.type); + emitExpressionWithPrefix(" = ", node.initializer); } - function emitCommaList(nodes, eachNodeEmitFn, canEmitFn) { - emitSeparatedList(nodes, ", ", eachNodeEmitFn, canEmitFn); + function emitVariableDeclarationList(node) { + write(ts.isLet(node) ? "let " : ts.isConst(node) ? "const " : "var "); + emitList(node, node.declarations, 272 /* VariableDeclarationList */); } - function writeJsDocComments(declaration) { - if (declaration) { - var jsDocComments = ts.getJSDocCommentRanges(declaration, currentText); - ts.emitNewLineBeforeLeadingComments(currentLineMap, writer, declaration, jsDocComments); - // jsDoc comments are emitted at /*leading comment1 */space/*leading comment*/space - ts.emitComments(currentText, currentLineMap, writer, jsDocComments, /*leadingSeparator*/ false, /*trailingSeparator*/ true, newLine, ts.writeCommentRange); - } + function emitFunctionDeclaration(node) { + emitFunctionDeclarationOrExpression(node); } - function emitTypeWithNewGetSymbolAccessibilityDiagnostic(type, getSymbolAccessibilityDiagnostic) { - writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; - emitType(type); + function emitFunctionDeclarationOrExpression(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + write("function"); + emitIfPresent(node.asteriskToken); + write(" "); + emitIdentifierName(node.name); + emitSignatureAndBody(node, emitSignatureHead); } - function emitType(type) { - switch (type.kind) { - case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: - case 132 /* NumberKeyword */: - case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: - case 94 /* NullKeyword */: - case 129 /* NeverKeyword */: - case 167 /* ThisType */: - case 171 /* LiteralType */: - return writeTextOfNode(currentText, type); - case 199 /* ExpressionWithTypeArguments */: - return emitExpressionWithTypeArguments(type); - case 157 /* TypeReference */: - return emitTypeReference(type); - case 160 /* TypeQuery */: - return emitTypeQuery(type); - case 162 /* ArrayType */: - return emitArrayType(type); - case 163 /* TupleType */: - return emitTupleType(type); - case 164 /* UnionType */: - return emitUnionType(type); - case 165 /* IntersectionType */: - return emitIntersectionType(type); - case 166 /* ParenthesizedType */: - return emitParenType(type); - case 168 /* TypeOperator */: - return emitTypeOperator(type); - case 169 /* IndexedAccessType */: - return emitIndexedAccessType(type); - case 170 /* MappedType */: - return emitMappedType(type); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - return emitSignatureDeclarationWithJsDocComments(type); - case 161 /* TypeLiteral */: - return emitTypeLiteral(type); - case 70 /* Identifier */: - return emitEntityName(type); - case 141 /* QualifiedName */: - return emitEntityName(type); - case 156 /* TypePredicate */: - return emitTypePredicate(type); - } - function writeEntityName(entityName) { - if (entityName.kind === 70 /* Identifier */) { - writeTextOfNode(currentText, entityName); - } - else { - var left = entityName.kind === 141 /* QualifiedName */ ? entityName.left : entityName.expression; - var right = entityName.kind === 141 /* QualifiedName */ ? entityName.right : entityName.name; - writeEntityName(left); - write("."); - writeTextOfNode(currentText, right); - } - } - function emitEntityName(entityName) { - var visibilityResult = resolver.isEntityNameVisible(entityName, - // Aliases can be written asynchronously so use correct enclosing declaration - entityName.parent.kind === 234 /* ImportEqualsDeclaration */ ? entityName.parent : enclosingDeclaration); - handleSymbolAccessibilityError(visibilityResult); - recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForEntityName(entityName)); - writeEntityName(entityName); - } - function emitExpressionWithTypeArguments(node) { - if (ts.isEntityNameExpression(node.expression)) { - ts.Debug.assert(node.expression.kind === 70 /* Identifier */ || node.expression.kind === 177 /* PropertyAccessExpression */); - emitEntityName(node.expression); - if (node.typeArguments) { - write("<"); - emitCommaList(node.typeArguments, emitType); - write(">"); + function emitBlockCallback(_hint, body) { + emitBlockFunctionBody(body); + } + function emitSignatureAndBody(node, emitSignatureHead) { + var body = node.body; + if (body) { + if (ts.isBlock(body)) { + var indentedFlag = ts.getEmitFlags(node) & 65536 /* Indented */; + if (indentedFlag) { + increaseIndent(); + } + if (ts.getEmitFlags(node) & 524288 /* ReuseTempVariableScope */) { + emitSignatureHead(node); + if (onEmitNode) { + onEmitNode(4 /* Unspecified */, body, emitBlockCallback); + } + else { + emitBlockFunctionBody(body); + } + } + else { + pushNameGenerationScope(); + emitSignatureHead(node); + if (onEmitNode) { + onEmitNode(4 /* Unspecified */, body, emitBlockCallback); + } + else { + emitBlockFunctionBody(body); + } + popNameGenerationScope(); + } + if (indentedFlag) { + decreaseIndent(); } } - } - function emitTypeReference(type) { - emitEntityName(type.typeName); - if (type.typeArguments) { - write("<"); - emitCommaList(type.typeArguments, emitType); - write(">"); + else { + emitSignatureHead(node); + write(" "); + emitExpression(body); } } - function emitTypePredicate(type) { - writeTextOfNode(currentText, type.parameterName); - write(" is "); - emitType(type.type); - } - function emitTypeQuery(type) { - write("typeof "); - emitEntityName(type.exprName); - } - function emitArrayType(type) { - emitType(type.elementType); - write("[]"); - } - function emitTupleType(type) { - write("["); - emitCommaList(type.elementTypes, emitType); - write("]"); - } - function emitUnionType(type) { - emitSeparatedList(type.types, " | ", emitType); - } - function emitIntersectionType(type) { - emitSeparatedList(type.types, " & ", emitType); - } - function emitParenType(type) { - write("("); - emitType(type.type); - write(")"); - } - function emitTypeOperator(type) { - write(ts.tokenToString(type.operator)); - write(" "); - emitType(type.type); - } - function emitIndexedAccessType(node) { - emitType(node.objectType); - write("["); - emitType(node.indexType); - write("]"); - } - function emitMappedType(node) { - var prevEnclosingDeclaration = enclosingDeclaration; - enclosingDeclaration = node; - write("{"); - writeLine(); - increaseIndent(); - if (node.readonlyToken) { - write("readonly "); - } - write("["); - writeEntityName(node.typeParameter.name); - write(" in "); - emitType(node.typeParameter.constraint); - write("]"); - if (node.questionToken) { - write("?"); - } - write(": "); - emitType(node.type); + else { + emitSignatureHead(node); write(";"); - writeLine(); - decreaseIndent(); - write("}"); - enclosingDeclaration = prevEnclosingDeclaration; - } - function emitTypeLiteral(type) { - write("{"); - if (type.members.length) { - writeLine(); - increaseIndent(); - // write members - emitLines(type.members); - decreaseIndent(); - } - write("}"); } } - function emitSourceFile(node) { - currentText = node.text; - currentLineMap = ts.getLineStarts(node); - currentIdentifiers = node.identifiers; - isCurrentFileExternalModule = ts.isExternalModule(node); - enclosingDeclaration = node; - ts.emitDetachedComments(currentText, currentLineMap, writer, ts.writeCommentRange, node, newLine, true /* remove comments */); - emitLines(node.statements); - } - // Return a temp variable name to be used in `export default` statements. - // The temp name will be of the form _default_counter. - // Note that export default is only allowed at most once in a module, so we - // do not need to keep track of created temp names. - function getExportDefaultTempVariableName() { - var baseName = "_default"; - if (!(baseName in currentIdentifiers)) { - return baseName; - } - var count = 0; - while (true) { - count++; - var name_40 = baseName + "_" + count; - if (!(name_40 in currentIdentifiers)) { - return name_40; - } - } + function emitSignatureHead(node) { + emitTypeParameters(node, node.typeParameters); + emitParameters(node, node.parameters); + emitWithPrefix(": ", node.type); } - function emitExportAssignment(node) { - if (node.expression.kind === 70 /* Identifier */) { - write(node.isExportEquals ? "export = " : "export default "); - writeTextOfNode(currentText, node.expression); - } - else { - // Expression - var tempVarName = getExportDefaultTempVariableName(); - if (!noDeclare) { - write("declare "); - } - write("var "); - write(tempVarName); - write(": "); - writer.getSymbolAccessibilityDiagnostic = getDefaultExportAccessibilityDiagnostic; - resolver.writeTypeOfExpression(node.expression, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); - write(";"); - writeLine(); - write(node.isExportEquals ? "export = " : "export default "); - write(tempVarName); + function shouldEmitBlockFunctionBodyOnSingleLine(body) { + // We must emit a function body as a single-line body in the following case: + // * The body has NodeEmitFlags.SingleLine specified. + // We must emit a function body as a multi-line body in the following cases: + // * The body is explicitly marked as multi-line. + // * A non-synthesized body's start and end position are on different lines. + // * Any statement in the body starts on a new line. + if (ts.getEmitFlags(body) & 1 /* SingleLine */) { + return true; } - write(";"); - writeLine(); - // Make all the declarations visible for the export name - if (node.expression.kind === 70 /* Identifier */) { - var nodes = resolver.collectLinkedAliases(node.expression); - // write each of these declarations asynchronously - writeAsynchronousModuleElements(nodes); + if (body.multiLine) { + return false; } - function getDefaultExportAccessibilityDiagnostic() { - return { - diagnosticMessage: ts.Diagnostics.Default_export_of_the_module_has_or_is_using_private_name_0, - errorNode: node - }; + if (!ts.nodeIsSynthesized(body) && !ts.rangeIsOnSingleLine(body, currentSourceFile)) { + return false; } - } - function isModuleElementVisible(node) { - return resolver.isDeclarationVisible(node); - } - function emitModuleElement(node, isModuleElementVisible) { - if (isModuleElementVisible) { - writeModuleElement(node); + if (shouldWriteLeadingLineTerminator(body, body.statements, 2 /* PreserveLines */) + || shouldWriteClosingLineTerminator(body, body.statements, 2 /* PreserveLines */)) { + return false; } - else if (node.kind === 234 /* ImportEqualsDeclaration */ || - (node.parent.kind === 261 /* SourceFile */ && isCurrentFileExternalModule)) { - var isVisible = void 0; - if (asynchronousSubModuleDeclarationEmitInfo && node.parent.kind !== 261 /* SourceFile */) { - // Import declaration of another module that is visited async so lets put it in right spot - asynchronousSubModuleDeclarationEmitInfo.push({ - node: node, - outputPos: writer.getTextPos(), - indent: writer.getIndent(), - isVisible: isVisible - }); - } - else { - if (node.kind === 235 /* ImportDeclaration */) { - var importDeclaration = node; - if (importDeclaration.importClause) { - isVisible = (importDeclaration.importClause.name && resolver.isDeclarationVisible(importDeclaration.importClause)) || - isVisibleNamedBinding(importDeclaration.importClause.namedBindings); - } - } - moduleElementDeclarationEmitInfo.push({ - node: node, - outputPos: writer.getTextPos(), - indent: writer.getIndent(), - isVisible: isVisible - }); + var previousStatement; + for (var _a = 0, _b = body.statements; _a < _b.length; _a++) { + var statement = _b[_a]; + if (shouldWriteSeparatingLineTerminator(previousStatement, statement, 2 /* PreserveLines */)) { + return false; } + previousStatement = statement; } + return true; } - function writeModuleElement(node) { - switch (node.kind) { - case 225 /* FunctionDeclaration */: - return writeFunctionDeclaration(node); - case 205 /* VariableStatement */: - return writeVariableStatement(node); - case 227 /* InterfaceDeclaration */: - return writeInterfaceDeclaration(node); - case 226 /* ClassDeclaration */: - return writeClassDeclaration(node); - case 228 /* TypeAliasDeclaration */: - return writeTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: - return writeEnumDeclaration(node); - case 230 /* ModuleDeclaration */: - return writeModuleDeclaration(node); - case 234 /* ImportEqualsDeclaration */: - return writeImportEqualsDeclaration(node); - case 235 /* ImportDeclaration */: - return writeImportDeclaration(node); - default: - ts.Debug.fail("Unknown symbol kind"); + function emitBlockFunctionBody(body) { + write(" {"); + increaseIndent(); + var emitBlockFunctionBody = shouldEmitBlockFunctionBodyOnSingleLine(body) + ? emitBlockFunctionBodyOnSingleLine + : emitBlockFunctionBodyWorker; + if (emitBodyWithDetachedComments) { + emitBodyWithDetachedComments(body, body.statements, emitBlockFunctionBody); } - } - function emitModuleElementDeclarationFlags(node) { - // If the node is parented in the current source file we need to emit export declare or just export - if (node.parent.kind === 261 /* SourceFile */) { - var modifiers = ts.getModifierFlags(node); - // If the node is exported - if (modifiers & 1 /* Export */) { - write("export "); - } - if (modifiers & 512 /* Default */) { - write("default "); - } - else if (node.kind !== 227 /* InterfaceDeclaration */ && !noDeclare) { - write("declare "); - } + else { + emitBlockFunctionBody(body); } + decreaseIndent(); + writeToken(18 /* CloseBraceToken */, body.statements.end, body); } - function emitClassMemberDeclarationFlags(flags) { - if (flags & 8 /* Private */) { - write("private "); - } - else if (flags & 16 /* Protected */) { - write("protected "); + function emitBlockFunctionBodyOnSingleLine(body) { + emitBlockFunctionBodyWorker(body, /*emitBlockFunctionBodyOnSingleLine*/ true); + } + function emitBlockFunctionBodyWorker(body, emitBlockFunctionBodyOnSingleLine) { + // Emit all the prologue directives (like "use strict"). + var statementOffset = emitPrologueDirectives(body.statements, /*startWithNewLine*/ true); + var pos = writer.getTextPos(); + emitHelpersIndirect(body); + if (statementOffset === 0 && pos === writer.getTextPos() && emitBlockFunctionBodyOnSingleLine) { + decreaseIndent(); + emitList(body, body.statements, 384 /* SingleLineFunctionBodyStatements */); + increaseIndent(); } - if (flags & 32 /* Static */) { - write("static "); + else { + emitList(body, body.statements, 1 /* MultiLineFunctionBodyStatements */, statementOffset); } - if (flags & 64 /* Readonly */) { - write("readonly "); + } + function emitClassDeclaration(node) { + emitClassDeclarationOrExpression(node); + } + function emitClassDeclarationOrExpression(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + write("class"); + emitNodeWithPrefix(" ", node.name, emitIdentifierName); + var indentedFlag = ts.getEmitFlags(node) & 65536 /* Indented */; + if (indentedFlag) { + increaseIndent(); } - if (flags & 128 /* Abstract */) { - write("abstract "); + emitTypeParameters(node, node.typeParameters); + emitList(node, node.heritageClauses, 256 /* ClassHeritageClauses */); + pushNameGenerationScope(); + write(" {"); + emitList(node, node.members, 65 /* ClassMembers */); + write("}"); + popNameGenerationScope(); + if (indentedFlag) { + decreaseIndent(); } } - function writeImportEqualsDeclaration(node) { - // note usage of writer. methods instead of aliases created, just to make sure we are using - // correct writer especially to handle asynchronous alias writing - emitJsDocComments(node); - if (ts.hasModifier(node, 1 /* Export */)) { - write("export "); + function emitInterfaceDeclaration(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + write("interface "); + emit(node.name); + emitTypeParameters(node, node.typeParameters); + emitList(node, node.heritageClauses, 256 /* HeritageClauses */); + write(" {"); + emitList(node, node.members, 65 /* InterfaceMembers */); + write("}"); + } + function emitTypeAliasDeclaration(node) { + emitDecorators(node, node.decorators); + emitModifiers(node, node.modifiers); + write("type "); + emit(node.name); + emitTypeParameters(node, node.typeParameters); + write(" = "); + emit(node.type); + write(";"); + } + function emitEnumDeclaration(node) { + emitModifiers(node, node.modifiers); + write("enum "); + emit(node.name); + pushNameGenerationScope(); + write(" {"); + emitList(node, node.members, 81 /* EnumMembers */); + write("}"); + popNameGenerationScope(); + } + function emitModuleDeclaration(node) { + emitModifiers(node, node.modifiers); + if (~node.flags & 512 /* GlobalAugmentation */) { + write(node.flags & 16 /* Namespace */ ? "namespace " : "module "); + } + emit(node.name); + var body = node.body; + while (body.kind === 233 /* ModuleDeclaration */) { + write("."); + emit(body.name); + body = body.body; } + write(" "); + emit(body); + } + function emitModuleBlock(node) { + pushNameGenerationScope(); + write("{"); + emitBlockStatements(node, /*forceSingleLine*/ isEmptyBlock(node)); + write("}"); + popNameGenerationScope(); + } + function emitCaseBlock(node) { + writeToken(17 /* OpenBraceToken */, node.pos); + emitList(node, node.clauses, 65 /* CaseBlockClauses */); + writeToken(18 /* CloseBraceToken */, node.clauses.end); + } + function emitImportEqualsDeclaration(node) { + emitModifiers(node, node.modifiers); write("import "); - writeTextOfNode(currentText, node.name); + emit(node.name); write(" = "); - if (ts.isInternalModuleImportEqualsDeclaration(node)) { - emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.moduleReference, getImportEntityNameVisibilityError); - write(";"); + emitModuleReference(node.moduleReference); + write(";"); + } + function emitModuleReference(node) { + if (node.kind === 71 /* Identifier */) { + emitExpression(node); } else { - write("require("); - emitExternalModuleSpecifier(node); - write(");"); - } - writer.writeLine(); - function getImportEntityNameVisibilityError() { - return { - diagnosticMessage: ts.Diagnostics.Import_declaration_0_is_using_private_name_1, - errorNode: node, - typeName: node.name - }; - } - } - function isVisibleNamedBinding(namedBindings) { - if (namedBindings) { - if (namedBindings.kind === 237 /* NamespaceImport */) { - return resolver.isDeclarationVisible(namedBindings); - } - else { - return ts.forEach(namedBindings.elements, function (namedImport) { return resolver.isDeclarationVisible(namedImport); }); - } + emit(node); } } - function writeImportDeclaration(node) { - emitJsDocComments(node); - if (ts.hasModifier(node, 1 /* Export */)) { - write("export "); - } + function emitImportDeclaration(node) { + emitModifiers(node, node.modifiers); write("import "); if (node.importClause) { - var currentWriterPos = writer.getTextPos(); - if (node.importClause.name && resolver.isDeclarationVisible(node.importClause)) { - writeTextOfNode(currentText, node.importClause.name); - } - if (node.importClause.namedBindings && isVisibleNamedBinding(node.importClause.namedBindings)) { - if (currentWriterPos !== writer.getTextPos()) { - // If the default binding was emitted, write the separated - write(", "); - } - if (node.importClause.namedBindings.kind === 237 /* NamespaceImport */) { - write("* as "); - writeTextOfNode(currentText, node.importClause.namedBindings.name); - } - else { - write("{ "); - emitCommaList(node.importClause.namedBindings.elements, emitImportOrExportSpecifier, resolver.isDeclarationVisible); - write(" }"); - } - } + emit(node.importClause); write(" from "); } - emitExternalModuleSpecifier(node); + emitExpression(node.moduleSpecifier); write(";"); - writer.writeLine(); } - function emitExternalModuleSpecifier(parent) { - // emitExternalModuleSpecifier is usually called when we emit something in the.d.ts file that will make it an external module (i.e. import/export declarations). - // the only case when it is not true is when we call it to emit correct name for module augmentation - d.ts files with just module augmentations are not considered - // external modules since they are indistinguishable from script files with ambient modules. To fix this in such d.ts files we'll emit top level 'export {}' - // so compiler will treat them as external modules. - resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || parent.kind !== 230 /* ModuleDeclaration */; - var moduleSpecifier; - if (parent.kind === 234 /* ImportEqualsDeclaration */) { - var node = parent; - moduleSpecifier = ts.getExternalModuleImportEqualsDeclarationExpression(node); - } - else if (parent.kind === 230 /* ModuleDeclaration */) { - moduleSpecifier = parent.name; - } - else { - var node = parent; - moduleSpecifier = node.moduleSpecifier; - } - if (moduleSpecifier.kind === 9 /* StringLiteral */ && isBundledEmit && (compilerOptions.out || compilerOptions.outFile)) { - var moduleName = ts.getExternalModuleNameFromDeclaration(host, resolver, parent); - if (moduleName) { - write('"'); - write(moduleName); - write('"'); - return; - } + function emitImportClause(node) { + emit(node.name); + if (node.name && node.namedBindings) { + write(", "); } - writeTextOfNode(currentText, moduleSpecifier); + emit(node.namedBindings); } - function emitImportOrExportSpecifier(node) { - if (node.propertyName) { - writeTextOfNode(currentText, node.propertyName); - write(" as "); - } - writeTextOfNode(currentText, node.name); + function emitNamespaceImport(node) { + write("* as "); + emit(node.name); } - function emitExportSpecifier(node) { + function emitNamedImports(node) { + emitNamedImportsOrExports(node); + } + function emitImportSpecifier(node) { emitImportOrExportSpecifier(node); - // Make all the declarations visible for the export name - var nodes = resolver.collectLinkedAliases(node.propertyName || node.name); - // write each of these declarations asynchronously - writeAsynchronousModuleElements(nodes); + } + function emitExportAssignment(node) { + write(node.isExportEquals ? "export = " : "export default "); + emitExpression(node.expression); + write(";"); } function emitExportDeclaration(node) { - emitJsDocComments(node); write("export "); if (node.exportClause) { - write("{ "); - emitCommaList(node.exportClause.elements, emitExportSpecifier); - write(" }"); + emit(node.exportClause); } else { write("*"); } if (node.moduleSpecifier) { write(" from "); - emitExternalModuleSpecifier(node); + emitExpression(node.moduleSpecifier); } write(";"); - writer.writeLine(); } - function writeModuleDeclaration(node) { - emitJsDocComments(node); - emitModuleElementDeclarationFlags(node); - if (ts.isGlobalScopeAugmentation(node)) { - write("global "); + function emitNamespaceExportDeclaration(node) { + write("export as namespace "); + emit(node.name); + write(";"); + } + function emitNamedExports(node) { + emitNamedImportsOrExports(node); + } + function emitExportSpecifier(node) { + emitImportOrExportSpecifier(node); + } + function emitNamedImportsOrExports(node) { + write("{"); + emitList(node, node.elements, 432 /* NamedImportsOrExportsElements */); + write("}"); + } + function emitImportOrExportSpecifier(node) { + if (node.propertyName) { + emit(node.propertyName); + write(" as "); } - else { - if (node.flags & 16 /* Namespace */) { - write("namespace "); - } - else { - write("module "); - } - if (ts.isExternalModuleAugmentation(node)) { - emitExternalModuleSpecifier(node); - } - else { - writeTextOfNode(currentText, node.name); - } + emit(node.name); + } + // + // Module references + // + function emitExternalModuleReference(node) { + write("require("); + emitExpression(node.expression); + write(")"); + } + // + // JSX + // + function emitJsxElement(node) { + emit(node.openingElement); + emitList(node, node.children, 131072 /* JsxElementChildren */); + emit(node.closingElement); + } + function emitJsxSelfClosingElement(node) { + write("<"); + emitJsxTagName(node.tagName); + write(" "); + // We are checking here so we won't re-enter the emiting pipeline and emit extra sourcemap + if (node.attributes.properties && node.attributes.properties.length > 0) { + emit(node.attributes); } - while (node.body && node.body.kind !== 231 /* ModuleBlock */) { - node = node.body; - write("."); - writeTextOfNode(currentText, node.name); + write("/>"); + } + function emitJsxOpeningElement(node) { + write("<"); + emitJsxTagName(node.tagName); + writeIfAny(node.attributes.properties, " "); + // We are checking here so we won't re-enter the emitting pipeline and emit extra sourcemap + if (node.attributes.properties && node.attributes.properties.length > 0) { + emit(node.attributes); } - var prevEnclosingDeclaration = enclosingDeclaration; - if (node.body) { - enclosingDeclaration = node; - write(" {"); - writeLine(); - increaseIndent(); - emitLines(node.body.statements); - decreaseIndent(); + write(">"); + } + function emitJsxText(node) { + writer.writeLiteral(getTextOfNode(node, /*includeTrivia*/ true)); + } + function emitJsxClosingElement(node) { + write(""); + } + function emitJsxAttributes(node) { + emitList(node, node.properties, 131328 /* JsxElementAttributes */); + } + function emitJsxAttribute(node) { + emit(node.name); + emitWithPrefix("=", node.initializer); + } + function emitJsxSpreadAttribute(node) { + write("{..."); + emitExpression(node.expression); + write("}"); + } + function emitJsxExpression(node) { + if (node.expression) { + write("{"); + emitIfPresent(node.dotDotDotToken); + emitExpression(node.expression); write("}"); - writeLine(); - enclosingDeclaration = prevEnclosingDeclaration; + } + } + function emitJsxTagName(node) { + if (node.kind === 71 /* Identifier */) { + emitExpression(node); } else { - write(";"); + emit(node); } } - function writeTypeAliasDeclaration(node) { - var prevEnclosingDeclaration = enclosingDeclaration; - enclosingDeclaration = node; - emitJsDocComments(node); - emitModuleElementDeclarationFlags(node); - write("type "); - writeTextOfNode(currentText, node.name); - emitTypeParameters(node.typeParameters); - write(" = "); - emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.type, getTypeAliasDeclarationVisibilityError); - write(";"); - writeLine(); - enclosingDeclaration = prevEnclosingDeclaration; - function getTypeAliasDeclarationVisibilityError() { - return { - diagnosticMessage: ts.Diagnostics.Exported_type_alias_0_has_or_is_using_private_name_1, - errorNode: node.type, - typeName: node.name - }; + // + // Clauses + // + function emitCaseClause(node) { + write("case "); + emitExpression(node.expression); + write(":"); + emitCaseOrDefaultClauseStatements(node, node.statements); + } + function emitDefaultClause(node) { + write("default:"); + emitCaseOrDefaultClauseStatements(node, node.statements); + } + function emitCaseOrDefaultClauseStatements(parentNode, statements) { + var emitAsSingleStatement = statements.length === 1 && + ( + // treat synthesized nodes as located on the same line for emit purposes + ts.nodeIsSynthesized(parentNode) || + ts.nodeIsSynthesized(statements[0]) || + ts.rangeStartPositionsAreOnSameLine(parentNode, statements[0], currentSourceFile)); + // e.g: + // case 0: // Zero + // case 1: // One + // case 2: // two + // return "hi"; + // If there is no statements, emitNodeWithComments of the parentNode which is caseClause will take care of trailing comment. + // So in example above, comment "// Zero" and "// One" will be emit in emitTrailingComments in emitNodeWithComments. + // However, for "case 2", because parentNode which is caseClause has an "end" property to be end of the statements (in this case return statement) + // comment "// two" will not be emitted in emitNodeWithComments. + // Therefore, we have to do the check here to emit such comment. + if (statements.length > 0) { + // We use emitTrailingCommentsOfPosition instead of emitLeadingCommentsOfPosition because leading comments is defined as comments before the node after newline character separating it from previous line + // Note: we can't use parentNode.end as such position includes statements. + emitTrailingCommentsOfPosition(statements.pos); + } + var format = 81985 /* CaseOrDefaultClauseStatements */; + if (emitAsSingleStatement) { + write(" "); + format &= ~(1 /* MultiLine */ | 64 /* Indented */); } + emitList(parentNode, statements, format); } - function writeEnumDeclaration(node) { - emitJsDocComments(node); - emitModuleElementDeclarationFlags(node); - if (ts.isConst(node)) { - write("const "); + function emitHeritageClause(node) { + write(" "); + writeTokenText(node.token); + write(" "); + emitList(node, node.types, 272 /* HeritageClauseTypes */); + } + function emitCatchClause(node) { + var openParenPos = writeToken(74 /* CatchKeyword */, node.pos); + write(" "); + if (node.variableDeclaration) { + writeToken(19 /* OpenParenToken */, openParenPos); + emit(node.variableDeclaration); + writeToken(20 /* CloseParenToken */, node.variableDeclaration.end); + write(" "); } - write("enum "); - writeTextOfNode(currentText, node.name); - write(" {"); - writeLine(); - increaseIndent(); - emitLines(node.members); - decreaseIndent(); - write("}"); - writeLine(); + emit(node.block); } - function emitEnumMemberDeclaration(node) { - emitJsDocComments(node); - writeTextOfNode(currentText, node.name); - var enumMemberValue = resolver.getConstantValue(node); - if (enumMemberValue !== undefined) { + // + // Property assignments + // + function emitPropertyAssignment(node) { + emit(node.name); + write(": "); + // This is to ensure that we emit comment in the following case: + // For example: + // obj = { + // id: /*comment1*/ ()=>void + // } + // "comment1" is not considered to be leading comment for node.initializer + // but rather a trailing comment on the previous node. + var initializer = node.initializer; + if (emitTrailingCommentsOfPosition && (ts.getEmitFlags(initializer) & 512 /* NoLeadingComments */) === 0) { + var commentRange = ts.getCommentRange(initializer); + emitTrailingCommentsOfPosition(commentRange.pos); + } + emitExpression(initializer); + } + function emitShorthandPropertyAssignment(node) { + emit(node.name); + if (node.objectAssignmentInitializer) { write(" = "); - write(enumMemberValue.toString()); + emitExpression(node.objectAssignmentInitializer); } - write(","); - writeLine(); } - function isPrivateMethodTypeParameter(node) { - return node.parent.kind === 149 /* MethodDeclaration */ && ts.hasModifier(node.parent, 8 /* Private */); + function emitSpreadAssignment(node) { + if (node.expression) { + write("..."); + emitExpression(node.expression); + } } - function emitTypeParameters(typeParameters) { - function emitTypeParameter(node) { - increaseIndent(); - emitJsDocComments(node); - decreaseIndent(); - writeTextOfNode(currentText, node.name); - // If there is constraint present and this is not a type parameter of the private method emit the constraint - if (node.constraint && !isPrivateMethodTypeParameter(node)) { - write(" extends "); - if (node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - (node.parent.parent && node.parent.parent.kind === 161 /* TypeLiteral */)) { - ts.Debug.assert(node.parent.kind === 149 /* MethodDeclaration */ || - node.parent.kind === 148 /* MethodSignature */ || - node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - node.parent.kind === 153 /* CallSignature */ || - node.parent.kind === 154 /* ConstructSignature */); - emitType(node.constraint); - } - else { - emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.constraint, getTypeParameterConstraintVisibilityError); - } - } - function getTypeParameterConstraintVisibilityError() { - // Type parameter constraints are named by user so we should always be able to name it - var diagnosticMessage; - switch (node.parent.kind) { - case 226 /* ClassDeclaration */: - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1; - break; - case 227 /* InterfaceDeclaration */: - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1; - break; - case 154 /* ConstructSignature */: - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; - break; - case 153 /* CallSignature */: - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; - break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - if (ts.hasModifier(node.parent, 32 /* Static */)) { - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; - } - else if (node.parent.parent.kind === 226 /* ClassDeclaration */) { - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1; - } - else { - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; - } - break; - case 225 /* FunctionDeclaration */: - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1; - break; - case 228 /* TypeAliasDeclaration */: - diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1; - break; - default: - ts.Debug.fail("This is unknown parent for type parameter: " + node.parent.kind); - } - return { - diagnosticMessage: diagnosticMessage, - errorNode: node, - typeName: node.name - }; + // + // Enum + // + function emitEnumMember(node) { + emit(node.name); + emitExpressionWithPrefix(" = ", node.initializer); + } + // + // Top-level nodes + // + function emitSourceFile(node) { + writeLine(); + var statements = node.statements; + if (emitBodyWithDetachedComments) { + // Emit detached comment if there are no prologue directives or if the first node is synthesized. + // The synthesized node will have no leading comment so some comments may be missed. + var shouldEmitDetachedComment = statements.length === 0 || + !ts.isPrologueDirective(statements[0]) || + ts.nodeIsSynthesized(statements[0]); + if (shouldEmitDetachedComment) { + emitBodyWithDetachedComments(node, statements, emitSourceFileWorker); + return; } } - if (typeParameters) { - write("<"); - emitCommaList(typeParameters, emitTypeParameter); - write(">"); + emitSourceFileWorker(node); + } + function emitSourceFileWorker(node) { + var statements = node.statements; + pushNameGenerationScope(); + emitHelpersIndirect(node); + var index = ts.findIndex(statements, function (statement) { return !ts.isPrologueDirective(statement); }); + emitList(node, statements, 1 /* MultiLine */, index === -1 ? statements.length : index); + popNameGenerationScope(); + } + // Transformation nodes + function emitPartiallyEmittedExpression(node) { + emitExpression(node.expression); + } + function emitCommaList(node) { + emitExpressionList(node, node.elements, 272 /* CommaListElements */); + } + /** + * Emits any prologue directives at the start of a Statement list, returning the + * number of prologue directives written to the output. + */ + function emitPrologueDirectives(statements, startWithNewLine, seenPrologueDirectives) { + for (var i = 0; i < statements.length; i++) { + var statement = statements[i]; + if (ts.isPrologueDirective(statement)) { + var shouldEmitPrologueDirective = seenPrologueDirectives ? !seenPrologueDirectives.has(statement.expression.text) : true; + if (shouldEmitPrologueDirective) { + if (startWithNewLine || i > 0) { + writeLine(); + } + emit(statement); + if (seenPrologueDirectives) { + seenPrologueDirectives.set(statement.expression.text, true); + } + } + } + else { + // return index of the first non prologue directive + return i; + } } + return statements.length; } - function emitHeritageClause(typeReferences, isImplementsList) { - if (typeReferences) { - write(isImplementsList ? " implements " : " extends "); - emitCommaList(typeReferences, emitTypeOfTypeReference); + function emitPrologueDirectivesIfNeeded(sourceFileOrBundle) { + if (ts.isSourceFile(sourceFileOrBundle)) { + setSourceFile(sourceFileOrBundle); + emitPrologueDirectives(sourceFileOrBundle.statements); } - function emitTypeOfTypeReference(node) { - if (ts.isEntityNameExpression(node.expression)) { - emitTypeWithNewGetSymbolAccessibilityDiagnostic(node, getHeritageClauseVisibilityError); - } - else if (!isImplementsList && node.expression.kind === 94 /* NullKeyword */) { - write("null"); + else { + var seenPrologueDirectives = ts.createMap(); + for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + setSourceFile(sourceFile); + emitPrologueDirectives(sourceFile.statements, /*startWithNewLine*/ true, seenPrologueDirectives); } - else { - writer.getSymbolAccessibilityDiagnostic = getHeritageClauseVisibilityError; - resolver.writeBaseConstructorTypeOfClass(enclosingDeclaration, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); + } + } + function emitShebangIfNeeded(sourceFileOrBundle) { + if (ts.isSourceFile(sourceFileOrBundle)) { + var shebang = ts.getShebang(sourceFileOrBundle.text); + if (shebang) { + write(shebang); + writeLine(); + return true; } - function getHeritageClauseVisibilityError() { - var diagnosticMessage; - // Heritage clause is written by user so it can always be named - if (node.parent.parent.kind === 226 /* ClassDeclaration */) { - // Class or Interface implemented/extended is inaccessible - diagnosticMessage = isImplementsList ? - ts.Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 : - ts.Diagnostics.Extends_clause_of_exported_class_0_has_or_is_using_private_name_1; - } - else { - // interface is inaccessible - diagnosticMessage = ts.Diagnostics.Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1; + } + else { + for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + // Emit only the first encountered shebang + if (emitShebangIfNeeded(sourceFile)) { + break; } - return { - diagnosticMessage: diagnosticMessage, - errorNode: node, - typeName: node.parent.parent.name - }; } } } - function writeClassDeclaration(node) { - function emitParameterProperties(constructorDeclaration) { - if (constructorDeclaration) { - ts.forEach(constructorDeclaration.parameters, function (param) { - if (ts.hasModifier(param, 92 /* ParameterPropertyModifier */)) { - emitPropertyDeclaration(param); - } - }); - } + // + // Helpers + // + function emitModifiers(node, modifiers) { + if (modifiers && modifiers.length) { + emitList(node, modifiers, 131328 /* Modifiers */); + write(" "); } - emitJsDocComments(node); - emitModuleElementDeclarationFlags(node); - if (ts.hasModifier(node, 128 /* Abstract */)) { - write("abstract "); + } + function emitWithPrefix(prefix, node) { + emitNodeWithPrefix(prefix, node, emit); + } + function emitExpressionWithPrefix(prefix, node) { + emitNodeWithPrefix(prefix, node, emitExpression); + } + function emitNodeWithPrefix(prefix, node, emit) { + if (node) { + write(prefix); + emit(node); } - write("class "); - writeTextOfNode(currentText, node.name); - var prevEnclosingDeclaration = enclosingDeclaration; - enclosingDeclaration = node; - emitTypeParameters(node.typeParameters); - var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); - if (baseTypeNode) { - emitHeritageClause([baseTypeNode], /*isImplementsList*/ false); + } + function emitWithSuffix(node, suffix) { + if (node) { + emit(node); + write(suffix); } - emitHeritageClause(ts.getClassImplementsHeritageClauseElements(node), /*isImplementsList*/ true); - write(" {"); - writeLine(); - increaseIndent(); - emitParameterProperties(ts.getFirstConstructorWithBody(node)); - emitLines(node.members); - decreaseIndent(); - write("}"); - writeLine(); - enclosingDeclaration = prevEnclosingDeclaration; } - function writeInterfaceDeclaration(node) { - emitJsDocComments(node); - emitModuleElementDeclarationFlags(node); - write("interface "); - writeTextOfNode(currentText, node.name); - var prevEnclosingDeclaration = enclosingDeclaration; - enclosingDeclaration = node; - emitTypeParameters(node.typeParameters); - var interfaceExtendsTypes = ts.filter(ts.getInterfaceBaseTypeNodes(node), function (base) { return ts.isEntityNameExpression(base.expression); }); - if (interfaceExtendsTypes && interfaceExtendsTypes.length) { - emitHeritageClause(interfaceExtendsTypes, /*isImplementsList*/ false); + function emitEmbeddedStatement(parent, node) { + if (ts.isBlock(node) || ts.getEmitFlags(parent) & 1 /* SingleLine */) { + write(" "); + emit(node); + } + else { + writeLine(); + increaseIndent(); + emit(node); + decreaseIndent(); } - write(" {"); - writeLine(); - increaseIndent(); - emitLines(node.members); - decreaseIndent(); - write("}"); - writeLine(); - enclosingDeclaration = prevEnclosingDeclaration; } - function emitPropertyDeclaration(node) { - if (ts.hasDynamicName(node)) { - return; + function emitDecorators(parentNode, decorators) { + emitList(parentNode, decorators, 24577 /* Decorators */); + } + function emitTypeArguments(parentNode, typeArguments) { + emitList(parentNode, typeArguments, 26960 /* TypeArguments */); + } + function emitTypeParameters(parentNode, typeParameters) { + emitList(parentNode, typeParameters, 26960 /* TypeParameters */); + } + function emitParameters(parentNode, parameters) { + emitList(parentNode, parameters, 1360 /* Parameters */); + } + function canEmitSimpleArrowHead(parentNode, parameters) { + var parameter = ts.singleOrUndefined(parameters); + return parameter + && parameter.pos === parentNode.pos // may not have parsed tokens between parent and parameter + && !(ts.isArrowFunction(parentNode) && parentNode.type) // arrow function may not have return type annotation + && !ts.some(parentNode.decorators) // parent may not have decorators + && !ts.some(parentNode.modifiers) // parent may not have modifiers + && !ts.some(parentNode.typeParameters) // parent may not have type parameters + && !ts.some(parameter.decorators) // parameter may not have decorators + && !ts.some(parameter.modifiers) // parameter may not have modifiers + && !parameter.dotDotDotToken // parameter may not be rest + && !parameter.questionToken // parameter may not be optional + && !parameter.type // parameter may not have a type annotation + && !parameter.initializer // parameter may not have an initializer + && ts.isIdentifier(parameter.name); // parameter name must be identifier + } + function emitParametersForArrow(parentNode, parameters) { + if (canEmitSimpleArrowHead(parentNode, parameters)) { + emitList(parentNode, parameters, 1360 /* Parameters */ & ~1024 /* Parenthesis */); + } + else { + emitParameters(parentNode, parameters); } - emitJsDocComments(node); - emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); - emitVariableDeclaration(node); - write(";"); - writeLine(); } - function emitVariableDeclaration(node) { - // If we are emitting property it isn't moduleElement and hence we already know it needs to be emitted - // so there is no check needed to see if declaration is visible - if (node.kind !== 223 /* VariableDeclaration */ || resolver.isDeclarationVisible(node)) { - if (ts.isBindingPattern(node.name)) { - emitBindingPattern(node.name); - } - else { - // If this node is a computed name, it can only be a symbol, because we've already skipped - // it if it's not a well known symbol. In that case, the text of the name will be exactly - // what we want, namely the name expression enclosed in brackets. - writeTextOfNode(currentText, node.name); - // If optional property emit ? but in the case of parameterProperty declaration with "?" indicating optional parameter for the constructor - // we don't want to emit property declaration with "?" - if ((node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */ || - (node.kind === 144 /* Parameter */ && !ts.isParameterPropertyDeclaration(node))) && ts.hasQuestionToken(node)) { - write("?"); - } - if ((node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */) && node.parent.kind === 161 /* TypeLiteral */) { - emitTypeOfVariableDeclarationFromTypeLiteral(node); - } - else if (resolver.isLiteralConstDeclaration(node)) { - write(" = "); - resolver.writeLiteralConstValue(node, writer); - } - else if (!ts.hasModifier(node, 8 /* Private */)) { - writeTypeOfDeclaration(node, node.type, getVariableDeclarationTypeVisibilityError); - } - } + function emitParametersForIndexSignature(parentNode, parameters) { + emitList(parentNode, parameters, 4432 /* IndexSignatureParameters */); + } + function emitList(parentNode, children, format, start, count) { + emitNodeList(emit, parentNode, children, format, start, count); + } + function emitExpressionList(parentNode, children, format, start, count) { + emitNodeList(emitExpression, parentNode, children, format, start, count); + } + function emitNodeList(emit, parentNode, children, format, start, count) { + if (start === void 0) { start = 0; } + if (count === void 0) { count = children ? children.length - start : 0; } + var isUndefined = children === undefined; + if (isUndefined && format & 8192 /* OptionalIfUndefined */) { + return; } - function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { - if (node.kind === 223 /* VariableDeclaration */) { - return symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : - ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Exported_variable_0_has_or_is_using_private_name_1; + var isEmpty = isUndefined || start >= children.length || count === 0; + if (isEmpty && format & 16384 /* OptionalIfEmpty */) { + if (onBeforeEmitNodeArray) { + onBeforeEmitNodeArray(children); } - else if (node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */) { - // TODO(jfreeman): Deal with computed properties in error reporting. - if (ts.hasModifier(node, 32 /* Static */)) { - return symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : - ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1; - } - else if (node.parent.kind === 226 /* ClassDeclaration */) { - return symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : - ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_private_name_1; - } - else { - // Interfaces cannot have types that cannot be named - return symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Property_0_of_exported_interface_has_or_is_using_private_name_1; - } + if (onAfterEmitNodeArray) { + onAfterEmitNodeArray(children); } + return; } - function getVariableDeclarationTypeVisibilityError(symbolAccessibilityResult) { - var diagnosticMessage = getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult); - return diagnosticMessage !== undefined ? { - diagnosticMessage: diagnosticMessage, - errorNode: node, - typeName: node.name - } : undefined; + if (format & 7680 /* BracketsMask */) { + write(getOpeningBracket(format)); } - function emitBindingPattern(bindingPattern) { - // Only select non-omitted expression from the bindingPattern's elements. - // We have to do this to avoid emitting trailing commas. - // For example: - // original: var [, c,,] = [ 2,3,4] - // emitted: declare var c: number; // instead of declare var c:number, ; - var elements = []; - for (var _i = 0, _a = bindingPattern.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (element.kind !== 198 /* OmittedExpression */) { - elements.push(element); - } + if (onBeforeEmitNodeArray) { + onBeforeEmitNodeArray(children); + } + if (isEmpty) { + // Write a line terminator if the parent node was multi-line + if (format & 1 /* MultiLine */) { + writeLine(); + } + else if (format & 128 /* SpaceBetweenBraces */ && !(format & 262144 /* NoSpaceIfEmpty */)) { + write(" "); } - emitCommaList(elements, emitBindingElement); } - function emitBindingElement(bindingElement) { - function getBindingElementTypeVisibilityError(symbolAccessibilityResult) { - var diagnosticMessage = getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult); - return diagnosticMessage !== undefined ? { - diagnosticMessage: diagnosticMessage, - errorNode: bindingElement, - typeName: bindingElement.name - } : undefined; + else { + // Write the opening line terminator or leading whitespace. + var mayEmitInterveningComments = (format & 131072 /* NoInterveningComments */) === 0; + var shouldEmitInterveningComments = mayEmitInterveningComments; + if (shouldWriteLeadingLineTerminator(parentNode, children, format)) { + writeLine(); + shouldEmitInterveningComments = false; } - if (bindingElement.name) { - if (ts.isBindingPattern(bindingElement.name)) { - emitBindingPattern(bindingElement.name); + else if (format & 128 /* SpaceBetweenBraces */) { + write(" "); + } + // Increase the indent, if requested. + if (format & 64 /* Indented */) { + increaseIndent(); + } + // Emit each child. + var previousSibling = void 0; + var shouldDecreaseIndentAfterEmit = void 0; + var delimiter = getDelimiter(format); + for (var i = 0; i < count; i++) { + var child = children[start + i]; + // Write the delimiter if this is not the first node. + if (previousSibling) { + // i.e + // function commentedParameters( + // /* Parameter a */ + // a + // /* End of parameter a */ -> this comment isn't considered to be trailing comment of parameter "a" due to newline + // , + if (delimiter && previousSibling.end !== parentNode.end) { + emitLeadingCommentsOfPosition(previousSibling.end); + } + write(delimiter); + // Write either a line terminator or whitespace to separate the elements. + if (shouldWriteSeparatingLineTerminator(previousSibling, child, format)) { + // If a synthesized node in a single-line list starts on a new + // line, we should increase the indent. + if ((format & (3 /* LinesMask */ | 64 /* Indented */)) === 0 /* SingleLine */) { + increaseIndent(); + shouldDecreaseIndentAfterEmit = true; + } + writeLine(); + shouldEmitInterveningComments = false; + } + else if (previousSibling && format & 256 /* SpaceBetweenSiblings */) { + write(" "); + } + } + // Emit this child. + if (shouldEmitInterveningComments) { + if (emitTrailingCommentsOfPosition) { + var commentRange = ts.getCommentRange(child); + emitTrailingCommentsOfPosition(commentRange.pos); + } } else { - writeTextOfNode(currentText, bindingElement.name); - writeTypeOfDeclaration(bindingElement, /*type*/ undefined, getBindingElementTypeVisibilityError); + shouldEmitInterveningComments = mayEmitInterveningComments; } + emit(child); + if (shouldDecreaseIndentAfterEmit) { + decreaseIndent(); + shouldDecreaseIndentAfterEmit = false; + } + previousSibling = child; + } + // Write a trailing comma, if requested. + var hasTrailingComma = (format & 32 /* AllowTrailingComma */) && children.hasTrailingComma; + if (format & 16 /* CommaDelimited */ && hasTrailingComma) { + write(","); + } + // Emit any trailing comment of the last element in the list + // i.e + // var array = [... + // 2 + // /* end of element 2 */ + // ]; + if (previousSibling && delimiter && previousSibling.end !== parentNode.end && !(ts.getEmitFlags(previousSibling) & 1024 /* NoTrailingComments */)) { + emitLeadingCommentsOfPosition(previousSibling.end); + } + // Decrease the indent, if requested. + if (format & 64 /* Indented */) { + decreaseIndent(); } + // Write the closing line terminator or closing whitespace. + if (shouldWriteClosingLineTerminator(parentNode, children, format)) { + writeLine(); + } + else if (format & 128 /* SpaceBetweenBraces */) { + write(" "); + } + } + if (onAfterEmitNodeArray) { + onAfterEmitNodeArray(children); + } + if (format & 7680 /* BracketsMask */) { + write(getClosingBracket(format)); } } - function emitTypeOfVariableDeclarationFromTypeLiteral(node) { - // if this is property of type literal, - // or is parameter of method/call/construct/index signature of type literal - // emit only if type is specified - if (node.type) { - write(": "); - emitType(node.type); + function write(s) { + writer.write(s); + } + function writeLine() { + writer.writeLine(); + } + function increaseIndent() { + writer.increaseIndent(); + } + function decreaseIndent() { + writer.decreaseIndent(); + } + function writeIfAny(nodes, text) { + if (ts.some(nodes)) { + write(text); } } - function isVariableStatementVisible(node) { - return ts.forEach(node.declarationList.declarations, function (varDeclaration) { return resolver.isDeclarationVisible(varDeclaration); }); + function writeToken(token, pos, contextNode) { + return onEmitSourceMapOfToken + ? onEmitSourceMapOfToken(contextNode, token, pos, writeTokenText) + : writeTokenText(token, pos); } - function writeVariableStatement(node) { - emitJsDocComments(node); - emitModuleElementDeclarationFlags(node); - if (ts.isLet(node.declarationList)) { - write("let "); + function writeTokenNode(node) { + if (onBeforeEmitToken) { + onBeforeEmitToken(node); } - else if (ts.isConst(node.declarationList)) { - write("const "); + write(ts.tokenToString(node.kind)); + if (onAfterEmitToken) { + onAfterEmitToken(node); + } + } + function writeTokenText(token, pos) { + var tokenString = ts.tokenToString(token); + write(tokenString); + return pos < 0 ? pos : pos + tokenString.length; + } + function writeLineOrSpace(node) { + if (ts.getEmitFlags(node) & 1 /* SingleLine */) { + write(" "); } else { - write("var "); + writeLine(); } - emitCommaList(node.declarationList.declarations, emitVariableDeclaration, resolver.isDeclarationVisible); - write(";"); - writeLine(); } - function emitAccessorDeclaration(node) { - if (ts.hasDynamicName(node)) { - return; + function writeLines(text) { + var lines = text.split(/\r\n?|\n/g); + var indentation = guessIndentation(lines); + for (var i = 0; i < lines.length; i++) { + var line = indentation ? lines[i].slice(indentation) : lines[i]; + if (line.length) { + writeLine(); + write(line); + writeLine(); + } } - var accessors = ts.getAllAccessorDeclarations(node.parent.members, node); - var accessorWithTypeAnnotation; - if (node === accessors.firstAccessor) { - emitJsDocComments(accessors.getAccessor); - emitJsDocComments(accessors.setAccessor); - emitClassMemberDeclarationFlags(ts.getModifierFlags(node) | (accessors.setAccessor ? 0 : 64 /* Readonly */)); - writeTextOfNode(currentText, node.name); - if (!ts.hasModifier(node, 8 /* Private */)) { - accessorWithTypeAnnotation = node; - var type = getTypeAnnotationFromAccessor(node); - if (!type) { - // couldn't get type for the first accessor, try the another one - var anotherAccessor = node.kind === 151 /* GetAccessor */ ? accessors.setAccessor : accessors.getAccessor; - type = getTypeAnnotationFromAccessor(anotherAccessor); - if (type) { - accessorWithTypeAnnotation = anotherAccessor; + } + function guessIndentation(lines) { + var indentation; + for (var _a = 0, lines_1 = lines; _a < lines_1.length; _a++) { + var line = lines_1[_a]; + for (var i = 0; i < line.length && (indentation === undefined || i < indentation); i++) { + if (!ts.isWhiteSpaceLike(line.charCodeAt(i))) { + if (indentation === undefined || i < indentation) { + indentation = i; + break; } } - writeTypeOfDeclaration(node, type, getAccessorDeclarationTypeVisibilityError); } - write(";"); - writeLine(); } - function getTypeAnnotationFromAccessor(accessor) { - if (accessor) { - return accessor.kind === 151 /* GetAccessor */ - ? accessor.type // Getter - return type - : accessor.parameters.length > 0 - ? accessor.parameters[0].type // Setter parameter type - : undefined; - } + return indentation; + } + function increaseIndentIf(value, valueToWriteWhenNotIndenting) { + if (value) { + increaseIndent(); + writeLine(); } - function getAccessorDeclarationTypeVisibilityError(symbolAccessibilityResult) { - var diagnosticMessage; - if (accessorWithTypeAnnotation.kind === 152 /* SetAccessor */) { - // Setters have to have type named and cannot infer it so, the type should always be named - if (ts.hasModifier(accessorWithTypeAnnotation.parent, 32 /* Static */)) { - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_public_static_property_setter_from_exported_class_has_or_is_using_private_name_1; - } - else { - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_public_property_setter_from_exported_class_has_or_is_using_private_name_1; - } - return { - diagnosticMessage: diagnosticMessage, - errorNode: accessorWithTypeAnnotation.parameters[0], - // TODO(jfreeman): Investigate why we are passing node.name instead of node.parameters[0].name - typeName: accessorWithTypeAnnotation.name - }; - } - else { - if (ts.hasModifier(accessorWithTypeAnnotation, 32 /* Static */)) { - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : - ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_public_static_property_getter_from_exported_class_has_or_is_using_private_name_0; - } - else { - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : - ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_public_property_getter_from_exported_class_has_or_is_using_private_name_0; - } - return { - diagnosticMessage: diagnosticMessage, - errorNode: accessorWithTypeAnnotation.name, - typeName: undefined - }; - } + else if (valueToWriteWhenNotIndenting) { + write(valueToWriteWhenNotIndenting); } } - function writeFunctionDeclaration(node) { - if (ts.hasDynamicName(node)) { - return; + // Helper function to decrease the indent if we previously indented. Allows multiple + // previous indent values to be considered at a time. This also allows caller to just + // call this once, passing in all their appropriate indent values, instead of needing + // to call this helper function multiple times. + function decreaseIndentIf(value1, value2) { + if (value1) { + decreaseIndent(); } - // If we are emitting Method/Constructor it isn't moduleElement and hence already determined to be emitting - // so no need to verify if the declaration is visible - if (!resolver.isImplementationOfOverload(node)) { - emitJsDocComments(node); - if (node.kind === 225 /* FunctionDeclaration */) { - emitModuleElementDeclarationFlags(node); - } - else if (node.kind === 149 /* MethodDeclaration */ || node.kind === 150 /* Constructor */) { - emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); + if (value2) { + decreaseIndent(); + } + } + function shouldWriteLeadingLineTerminator(parentNode, children, format) { + if (format & 1 /* MultiLine */) { + return true; + } + if (format & 2 /* PreserveLines */) { + if (format & 32768 /* PreferNewLine */) { + return true; } - if (node.kind === 225 /* FunctionDeclaration */) { - write("function "); - writeTextOfNode(currentText, node.name); + var firstChild = children[0]; + if (firstChild === undefined) { + return !ts.rangeIsOnSingleLine(parentNode, currentSourceFile); } - else if (node.kind === 150 /* Constructor */) { - write("constructor"); + else if (ts.positionIsSynthesized(parentNode.pos) || ts.nodeIsSynthesized(firstChild)) { + return synthesizedNodeStartsOnNewLine(firstChild, format); } else { - writeTextOfNode(currentText, node.name); - if (ts.hasQuestionToken(node)) { - write("?"); - } + return !ts.rangeStartPositionsAreOnSameLine(parentNode, firstChild, currentSourceFile); } - emitSignatureDeclaration(node); + } + else { + return false; } } - function emitSignatureDeclarationWithJsDocComments(node) { - emitJsDocComments(node); - emitSignatureDeclaration(node); - } - function emitSignatureDeclaration(node) { - var prevEnclosingDeclaration = enclosingDeclaration; - enclosingDeclaration = node; - var closeParenthesizedFunctionType = false; - if (node.kind === 155 /* IndexSignature */) { - // Index signature can have readonly modifier - emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); - write("["); + function shouldWriteSeparatingLineTerminator(previousNode, nextNode, format) { + if (format & 1 /* MultiLine */) { + return true; } - else { - // Construct signature or constructor type write new Signature - if (node.kind === 154 /* ConstructSignature */ || node.kind === 159 /* ConstructorType */) { - write("new "); + else if (format & 2 /* PreserveLines */) { + if (previousNode === undefined || nextNode === undefined) { + return false; } - else if (node.kind === 158 /* FunctionType */) { - var currentOutput = writer.getText(); - // Do not generate incorrect type when function type with type parameters is type argument - // This could happen if user used space between two '<' making it error free - // e.g var x: A< (a: Tany)=>Tany>; - if (node.typeParameters && currentOutput.charAt(currentOutput.length - 1) === "<") { - closeParenthesizedFunctionType = true; - write("("); - } + else if (ts.nodeIsSynthesized(previousNode) || ts.nodeIsSynthesized(nextNode)) { + return synthesizedNodeStartsOnNewLine(previousNode, format) || synthesizedNodeStartsOnNewLine(nextNode, format); + } + else { + return !ts.rangeEndIsOnSameLineAsRangeStart(previousNode, nextNode, currentSourceFile); } - emitTypeParameters(node.typeParameters); - write("("); - } - // Parameters - emitCommaList(node.parameters, emitParameterDeclaration); - if (node.kind === 155 /* IndexSignature */) { - write("]"); } else { - write(")"); - } - // If this is not a constructor and is not private, emit the return type - var isFunctionTypeOrConstructorType = node.kind === 158 /* FunctionType */ || node.kind === 159 /* ConstructorType */; - if (isFunctionTypeOrConstructorType || node.parent.kind === 161 /* TypeLiteral */) { - // Emit type literal signature return type only if specified - if (node.type) { - write(isFunctionTypeOrConstructorType ? " => " : ": "); - emitType(node.type); - } + return nextNode.startsOnNewLine; } - else if (node.kind !== 150 /* Constructor */ && !ts.hasModifier(node, 8 /* Private */)) { - writeReturnTypeAtSignature(node, getReturnTypeVisibilityError); + } + function shouldWriteClosingLineTerminator(parentNode, children, format) { + if (format & 1 /* MultiLine */) { + return (format & 65536 /* NoTrailingNewLine */) === 0; } - enclosingDeclaration = prevEnclosingDeclaration; - if (!isFunctionTypeOrConstructorType) { - write(";"); - writeLine(); + else if (format & 2 /* PreserveLines */) { + if (format & 32768 /* PreferNewLine */) { + return true; + } + var lastChild = ts.lastOrUndefined(children); + if (lastChild === undefined) { + return !ts.rangeIsOnSingleLine(parentNode, currentSourceFile); + } + else if (ts.positionIsSynthesized(parentNode.pos) || ts.nodeIsSynthesized(lastChild)) { + return synthesizedNodeStartsOnNewLine(lastChild, format); + } + else { + return !ts.rangeEndPositionsAreOnSameLine(parentNode, lastChild, currentSourceFile); + } } - else if (closeParenthesizedFunctionType) { - write(")"); + else { + return false; } - function getReturnTypeVisibilityError(symbolAccessibilityResult) { - var diagnosticMessage; - switch (node.kind) { - case 154 /* ConstructSignature */: - // Interfaces cannot have return types that cannot be named - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0; - break; - case 153 /* CallSignature */: - // Interfaces cannot have return types that cannot be named - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0; - break; - case 155 /* IndexSignature */: - // Interfaces cannot have return types that cannot be named - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0; - break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - if (ts.hasModifier(node, 32 /* Static */)) { - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : - ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0; - } - else if (node.parent.kind === 226 /* ClassDeclaration */) { - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : - ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_private_name_0; - } - else { - // Interfaces cannot have return types that cannot be named - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0; - } - break; - case 225 /* FunctionDeclaration */: - diagnosticMessage = symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : - ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_private_module_1 : - ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_private_name_0; - break; - default: - ts.Debug.fail("This is unknown kind for signature: " + node.kind); + } + function synthesizedNodeStartsOnNewLine(node, format) { + if (ts.nodeIsSynthesized(node)) { + var startsOnNewLine = node.startsOnNewLine; + if (startsOnNewLine === undefined) { + return (format & 32768 /* PreferNewLine */) !== 0; } - return { - diagnosticMessage: diagnosticMessage, - errorNode: node.name || node - }; + return startsOnNewLine; } + return (format & 32768 /* PreferNewLine */) !== 0; } - function emitParameterDeclaration(node) { - increaseIndent(); - emitJsDocComments(node); - if (node.dotDotDotToken) { - write("..."); - } - if (ts.isBindingPattern(node.name)) { - // For bindingPattern, we can't simply writeTextOfNode from the source file - // because we want to omit the initializer and using writeTextOfNode will result in initializer get emitted. - // Therefore, we will have to recursively emit each element in the bindingPattern. - emitBindingPattern(node.name); - } - else { - writeTextOfNode(currentText, node.name); - } - if (resolver.isOptionalParameter(node)) { - write("?"); + function needsIndentation(parent, node1, node2) { + parent = skipSynthesizedParentheses(parent); + node1 = skipSynthesizedParentheses(node1); + node2 = skipSynthesizedParentheses(node2); + // Always use a newline for synthesized code if the synthesizer desires it. + if (node2.startsOnNewLine) { + return true; } - decreaseIndent(); - if (node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - node.parent.parent.kind === 161 /* TypeLiteral */) { - emitTypeOfVariableDeclarationFromTypeLiteral(node); + return !ts.nodeIsSynthesized(parent) + && !ts.nodeIsSynthesized(node1) + && !ts.nodeIsSynthesized(node2) + && !ts.rangeEndIsOnSameLineAsRangeStart(node1, node2, currentSourceFile); + } + function isEmptyBlock(block) { + return block.statements.length === 0 + && ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile); + } + function skipSynthesizedParentheses(node) { + while (node.kind === 185 /* ParenthesizedExpression */ && ts.nodeIsSynthesized(node)) { + node = node.expression; } - else if (!ts.hasModifier(node.parent, 8 /* Private */)) { - writeTypeOfDeclaration(node, node.type, getParameterDeclarationTypeVisibilityError); + return node; + } + function getTextOfNode(node, includeTrivia) { + if (ts.isGeneratedIdentifier(node)) { + return generateName(node); } - function getParameterDeclarationTypeVisibilityError(symbolAccessibilityResult) { - var diagnosticMessage = getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult); - return diagnosticMessage !== undefined ? { - diagnosticMessage: diagnosticMessage, - errorNode: node, - typeName: node.name - } : undefined; + else if (ts.isIdentifier(node) && (ts.nodeIsSynthesized(node) || !node.parent)) { + return ts.idText(node); } - function getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { - switch (node.parent.kind) { - case 150 /* Constructor */: - return symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : - ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1; - case 154 /* ConstructSignature */: - // Interfaces cannot have parameter types that cannot be named - return symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; - case 153 /* CallSignature */: - // Interfaces cannot have parameter types that cannot be named - return symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; - case 155 /* IndexSignature */: - // Interfaces cannot have parameter types that cannot be named - return symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - if (ts.hasModifier(node.parent, 32 /* Static */)) { - return symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : - ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; - } - else if (node.parent.parent.kind === 226 /* ClassDeclaration */) { - return symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : - ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1; - } - else { - // Interfaces cannot have parameter types that cannot be named - return symbolAccessibilityResult.errorModuleName ? - ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; - } - case 225 /* FunctionDeclaration */: - return symbolAccessibilityResult.errorModuleName ? - symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? - ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : - ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_private_module_2 : - ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_private_name_1; - default: - ts.Debug.fail("This is unknown parent for parameter: " + node.parent.kind); - } + else if (node.kind === 9 /* StringLiteral */ && node.textSourceNode) { + return getTextOfNode(node.textSourceNode, includeTrivia); } - function emitBindingPattern(bindingPattern) { - // We have to explicitly emit square bracket and bracket because these tokens are not store inside the node. - if (bindingPattern.kind === 172 /* ObjectBindingPattern */) { - write("{"); - emitCommaList(bindingPattern.elements, emitBindingElement); - write("}"); - } - else if (bindingPattern.kind === 173 /* ArrayBindingPattern */) { - write("["); - var elements = bindingPattern.elements; - emitCommaList(elements, emitBindingElement); - if (elements && elements.hasTrailingComma) { - write(", "); - } - write("]"); - } + else if (ts.isLiteralExpression(node) && (ts.nodeIsSynthesized(node) || !node.parent)) { + return node.text; } - function emitBindingElement(bindingElement) { - if (bindingElement.kind === 198 /* OmittedExpression */) { - // If bindingElement is an omittedExpression (i.e. containing elision), - // we will emit blank space (although this may differ from users' original code, - // it allows emitSeparatedList to write separator appropriately) - // Example: - // original: function foo([, x, ,]) {} - // emit : function foo([ , x, , ]) {} - write(" "); + return ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node, includeTrivia); + } + function getLiteralTextOfNode(node) { + if (node.kind === 9 /* StringLiteral */ && node.textSourceNode) { + var textSourceNode = node.textSourceNode; + if (ts.isIdentifier(textSourceNode)) { + return ts.getEmitFlags(node) & 16777216 /* NoAsciiEscaping */ ? + "\"" + ts.escapeString(getTextOfNode(textSourceNode)) + "\"" : + "\"" + ts.escapeNonAsciiString(getTextOfNode(textSourceNode)) + "\""; } - else if (bindingElement.kind === 174 /* BindingElement */) { - if (bindingElement.propertyName) { - // bindingElement has propertyName property in the following case: - // { y: [a,b,c] ...} -> bindingPattern will have a property called propertyName for "y" - // We have to explicitly emit the propertyName before descending into its binding elements. - // Example: - // original: function foo({y: [a,b,c]}) {} - // emit : declare function foo({y: [a, b, c]}: { y: [any, any, any] }) void; - writeTextOfNode(currentText, bindingElement.propertyName); - write(": "); - } - if (bindingElement.name) { - if (ts.isBindingPattern(bindingElement.name)) { - // If it is a nested binding pattern, we will recursively descend into each element and emit each one separately. - // In the case of rest element, we will omit rest element. - // Example: - // original: function foo([a, [[b]], c] = [1,[["string"]], 3]) {} - // emit : declare function foo([a, [[b]], c]: [number, [[string]], number]): void; - // original with rest: function foo([a, ...c]) {} - // emit : declare function foo([a, ...c]): void; - emitBindingPattern(bindingElement.name); - } - else { - ts.Debug.assert(bindingElement.name.kind === 70 /* Identifier */); - // If the node is just an identifier, we will simply emit the text associated with the node's name - // Example: - // original: function foo({y = 10, x}) {} - // emit : declare function foo({y, x}: {number, any}): void; - if (bindingElement.dotDotDotToken) { - write("..."); - } - writeTextOfNode(currentText, bindingElement.name); - } - } + else { + return getLiteralTextOfNode(textSourceNode); } } + return ts.getLiteralText(node, currentSourceFile); } - function emitNode(node) { - switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 230 /* ModuleDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 227 /* InterfaceDeclaration */: - case 226 /* ClassDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: - return emitModuleElement(node, isModuleElementVisible(node)); - case 205 /* VariableStatement */: - return emitModuleElement(node, isVariableStatementVisible(node)); - case 235 /* ImportDeclaration */: - // Import declaration without import clause is visible, otherwise it is not visible - return emitModuleElement(node, /*isModuleElementVisible*/ !node.importClause); - case 241 /* ExportDeclaration */: - return emitExportDeclaration(node); - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - return writeFunctionDeclaration(node); - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 155 /* IndexSignature */: - return emitSignatureDeclarationWithJsDocComments(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return emitAccessorDeclaration(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - return emitPropertyDeclaration(node); - case 260 /* EnumMember */: - return emitEnumMemberDeclaration(node); - case 240 /* ExportAssignment */: - return emitExportAssignment(node); - case 261 /* SourceFile */: - return emitSourceFile(node); - } + /** + * Push a new name generation scope. + */ + function pushNameGenerationScope() { + tempFlagsStack.push(tempFlags); + tempFlags = 0; } /** - * Adds the reference to referenced file, returns true if global file reference was emitted - * @param referencedFile - * @param addBundledFileReference Determines if global file reference corresponding to bundled file should be emitted or not + * Pop the current name generation scope. */ - function writeReferencePath(referencedFile, addBundledFileReference, emitOnlyDtsFiles) { - var declFileName; - var addedBundledEmitReference = false; - if (ts.isDeclarationFile(referencedFile)) { - // Declaration file, use declaration file name - declFileName = referencedFile.fileName; + function popNameGenerationScope() { + tempFlags = tempFlagsStack.pop(); + } + /** + * Generate the text for a generated identifier. + */ + function generateName(name) { + if (name.autoGenerateKind === 4 /* Node */) { + // Node names generate unique names based on their original node + // and are cached based on that node's id. + var node = getNodeForGeneratedName(name); + return generateNameCached(node); } else { - // Get the declaration file path - ts.forEachExpectedEmitFile(host, getDeclFileName, referencedFile, emitOnlyDtsFiles); - } - if (declFileName) { - declFileName = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizeSlashes(declarationFilePath)), declFileName, host.getCurrentDirectory(), host.getCanonicalFileName, - /*isAbsolutePathAnUrl*/ false); - referencesOutput += "/// " + newLine; - } - return addedBundledEmitReference; - function getDeclFileName(emitFileNames, _sourceFiles, isBundledEmit) { - // Dont add reference path to this file if it is a bundled emit and caller asked not emit bundled file path - if (isBundledEmit && !addBundledFileReference) { - return; - } - ts.Debug.assert(!!emitFileNames.declarationFilePath || ts.isSourceFileJavaScript(referencedFile), "Declaration file is not present only for javascript files"); - declFileName = emitFileNames.declarationFilePath || emitFileNames.jsFilePath; - addedBundledEmitReference = isBundledEmit; + // Auto, Loop, and Unique names are cached based on their unique + // autoGenerateId. + var autoGenerateId = name.autoGenerateId; + return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = makeName(name)); } } - } - /* @internal */ - function writeDeclarationFile(declarationFilePath, sourceFiles, isBundledEmit, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) { - var emitDeclarationResult = emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFiles, isBundledEmit, emitOnlyDtsFiles); - var emitSkipped = emitDeclarationResult.reportedDeclarationError || host.isEmitBlocked(declarationFilePath) || host.getCompilerOptions().noEmit; - if (!emitSkipped) { - var declarationOutput = emitDeclarationResult.referencesOutput - + getDeclarationOutput(emitDeclarationResult.synchronousDeclarationOutput, emitDeclarationResult.moduleElementDeclarationEmitInfo); - ts.writeFile(host, emitterDiagnostics, declarationFilePath, declarationOutput, host.getCompilerOptions().emitBOM, sourceFiles); - } - return emitSkipped; - function getDeclarationOutput(synchronousDeclarationOutput, moduleElementDeclarationEmitInfo) { - var appliedSyncOutputPos = 0; - var declarationOutput = ""; - // apply asynchronous additions to the synchronous output - ts.forEach(moduleElementDeclarationEmitInfo, function (aliasEmitInfo) { - if (aliasEmitInfo.asynchronousOutput) { - declarationOutput += synchronousDeclarationOutput.substring(appliedSyncOutputPos, aliasEmitInfo.outputPos); - declarationOutput += getDeclarationOutput(aliasEmitInfo.asynchronousOutput, aliasEmitInfo.subModuleElementDeclarationEmitInfo); - appliedSyncOutputPos = aliasEmitInfo.outputPos; - } - }); - declarationOutput += synchronousDeclarationOutput.substring(appliedSyncOutputPos); - return declarationOutput; + function generateNameCached(node) { + var nodeId = ts.getNodeId(node); + return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = generateNameForNode(node)); } - } - ts.writeDeclarationFile = writeDeclarationFile; -})(ts || (ts = {})); -/// -/// -/// -/// -/// -/* @internal */ -var ts; -(function (ts) { - // Flags enum to track count of temp variables and a few dedicated names - var TempFlags; - (function (TempFlags) { - TempFlags[TempFlags["Auto"] = 0] = "Auto"; - TempFlags[TempFlags["CountMask"] = 268435455] = "CountMask"; - TempFlags[TempFlags["_i"] = 268435456] = "_i"; - })(TempFlags || (TempFlags = {})); - var id = function (s) { return s; }; - var nullTransformers = [function (_) { return id; }]; - // targetSourceFile is when users only want one file in entire project to be emitted. This is used in compileOnSave feature - function emitFiles(resolver, host, targetSourceFile, emitOnlyDtsFiles) { - var delimiters = createDelimiterMap(); - var brackets = createBracketsMap(); - var compilerOptions = host.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - var moduleKind = ts.getEmitModuleKind(compilerOptions); - var sourceMapDataList = compilerOptions.sourceMap || compilerOptions.inlineSourceMap ? [] : undefined; - var emittedFilesList = compilerOptions.listEmittedFiles ? [] : undefined; - var emitterDiagnostics = ts.createDiagnosticCollection(); - var newLine = host.getNewLine(); - var transformers = emitOnlyDtsFiles ? nullTransformers : ts.getTransformers(compilerOptions); - var writer = ts.createTextWriter(newLine); - var write = writer.write, writeLine = writer.writeLine, increaseIndent = writer.increaseIndent, decreaseIndent = writer.decreaseIndent; - var sourceMap = ts.createSourceMapWriter(host, writer); - var emitNodeWithSourceMap = sourceMap.emitNodeWithSourceMap, emitTokenWithSourceMap = sourceMap.emitTokenWithSourceMap; - var comments = ts.createCommentWriter(host, writer, sourceMap); - var emitNodeWithComments = comments.emitNodeWithComments, emitBodyWithDetachedComments = comments.emitBodyWithDetachedComments, emitTrailingCommentsOfPosition = comments.emitTrailingCommentsOfPosition; - var nodeIdToGeneratedName; - var autoGeneratedIdToGeneratedName; - var generatedNameSet; - var tempFlags; - var currentSourceFile; - var currentText; - var currentFileIdentifiers; - var bundledHelpers; - var isOwnFileEmit; - var emitSkipped = false; - var sourceFiles = ts.getSourceFilesToEmit(host, targetSourceFile); - // Transform the source files - ts.performance.mark("beforeTransform"); - var _a = ts.transformFiles(resolver, host, sourceFiles, transformers), transformed = _a.transformed, emitNodeWithSubstitution = _a.emitNodeWithSubstitution, emitNodeWithNotification = _a.emitNodeWithNotification; - ts.performance.measure("transformTime", "beforeTransform"); - // Emit each output file - ts.performance.mark("beforePrint"); - ts.forEachTransformedEmitFile(host, transformed, emitFile, emitOnlyDtsFiles); - ts.performance.measure("printTime", "beforePrint"); - // Clean up emit nodes on parse tree - for (var _b = 0, sourceFiles_4 = sourceFiles; _b < sourceFiles_4.length; _b++) { - var sourceFile = sourceFiles_4[_b]; - ts.disposeEmitNodes(sourceFile); + /** + * Returns a value indicating whether a name is unique globally, within the current file, + * or within the NameGenerator. + */ + function isUniqueName(name) { + return !(hasGlobalName && hasGlobalName(name)) + && !currentSourceFile.identifiers.has(name) + && !generatedNames.has(name); } - return { - emitSkipped: emitSkipped, - diagnostics: emitterDiagnostics.getDiagnostics(), - emittedFiles: emittedFilesList, - sourceMaps: sourceMapDataList - }; - function emitFile(jsFilePath, sourceMapFilePath, declarationFilePath, sourceFiles, isBundledEmit) { - // Make sure not to write js file and source map file if any of them cannot be written - if (!host.isEmitBlocked(jsFilePath) && !compilerOptions.noEmit) { - if (!emitOnlyDtsFiles) { - printFile(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit); + /** + * Returns a value indicating whether a name is unique within a container. + */ + function isUniqueLocalName(name, container) { + for (var node = container; ts.isNodeDescendantOf(node, container); node = node.nextContainer) { + if (node.locals) { + var local = node.locals.get(ts.escapeLeadingUnderscores(name)); + // We conservatively include alias symbols to cover cases where they're emitted as locals + if (local && local.flags & (107455 /* Value */ | 1048576 /* ExportValue */ | 2097152 /* Alias */)) { + return false; + } } } - else { - emitSkipped = true; - } - if (declarationFilePath) { - emitSkipped = ts.writeDeclarationFile(declarationFilePath, ts.getOriginalSourceFiles(sourceFiles), isBundledEmit, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) || emitSkipped; - } - if (!emitSkipped && emittedFilesList) { - if (!emitOnlyDtsFiles) { - emittedFilesList.push(jsFilePath); - } - if (sourceMapFilePath) { - emittedFilesList.push(sourceMapFilePath); + return true; + } + /** + * Return the next available name in the pattern _a ... _z, _0, _1, ... + * TempFlags._i or TempFlags._n may be used to express a preference for that dedicated name. + * Note that names generated by makeTempVariableName and makeUniqueName will never conflict. + */ + function makeTempVariableName(flags) { + if (flags && !(tempFlags & flags)) { + var name = flags === 268435456 /* _i */ ? "_i" : "_n"; + if (isUniqueName(name)) { + tempFlags |= flags; + return name; } - if (declarationFilePath) { - emittedFilesList.push(declarationFilePath); + } + while (true) { + var count = tempFlags & 268435455 /* CountMask */; + tempFlags++; + // Skip over 'i' and 'n' + if (count !== 8 && count !== 13) { + var name = count < 26 + ? "_" + String.fromCharCode(97 /* a */ + count) + : "_" + (count - 26); + if (isUniqueName(name)) { + return name; + } } } } - function printFile(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit) { - sourceMap.initialize(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit); - nodeIdToGeneratedName = []; - autoGeneratedIdToGeneratedName = []; - generatedNameSet = ts.createMap(); - bundledHelpers = isBundledEmit ? ts.createMap() : undefined; - isOwnFileEmit = !isBundledEmit; - // Emit helpers from all the files - if (isBundledEmit && moduleKind) { - for (var _a = 0, sourceFiles_5 = sourceFiles; _a < sourceFiles_5.length; _a++) { - var sourceFile = sourceFiles_5[_a]; - emitHelpers(sourceFile, /*isBundle*/ true); - } - } - // Print each transformed source file. - ts.forEach(sourceFiles, printSourceFile); - writeLine(); - var sourceMappingURL = sourceMap.getSourceMappingURL(); - if (sourceMappingURL) { - write("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Sometimes tools can sometimes see this line as a source mapping url comment - } - // Write the source map - if (compilerOptions.sourceMap && !compilerOptions.inlineSourceMap) { - ts.writeFile(host, emitterDiagnostics, sourceMapFilePath, sourceMap.getText(), /*writeByteOrderMark*/ false, sourceFiles); - } - // Record source map data for the test harness. - if (sourceMapDataList) { - sourceMapDataList.push(sourceMap.getSourceMapData()); + /** + * Generate a name that is unique within the current file and doesn't conflict with any names + * in global scope. The name is formed by adding an '_n' suffix to the specified base name, + * where n is a positive integer. Note that names generated by makeTempVariableName and + * makeUniqueName are guaranteed to never conflict. + */ + function makeUniqueName(baseName) { + // Find the first unique 'name_n', where n is a positive number + if (baseName.charCodeAt(baseName.length - 1) !== 95 /* _ */) { + baseName += "_"; + } + var i = 1; + while (true) { + var generatedName = baseName + i; + if (isUniqueName(generatedName)) { + generatedNames.set(generatedName, true); + return generatedName; + } + i++; } - // Write the output file - ts.writeFile(host, emitterDiagnostics, jsFilePath, writer.getText(), compilerOptions.emitBOM, sourceFiles); - // Reset state - sourceMap.reset(); - comments.reset(); - writer.reset(); - tempFlags = 0 /* Auto */; - currentSourceFile = undefined; - currentText = undefined; - isOwnFileEmit = false; - } - function printSourceFile(node) { - currentSourceFile = node; - currentText = node.text; - currentFileIdentifiers = node.identifiers; - sourceMap.setSourceFile(node); - comments.setSourceFile(node); - pipelineEmitWithNotification(0 /* SourceFile */, node); } /** - * Emits a node. + * Generates a unique name for a ModuleDeclaration or EnumDeclaration. */ - function emit(node) { - pipelineEmitWithNotification(3 /* Unspecified */, node); + function generateNameForModuleOrEnum(node) { + var name = getTextOfNode(node.name); + // Use module/enum name itself if it is unique, otherwise make a unique variation + return isUniqueLocalName(name, node) ? name : makeUniqueName(name); } /** - * Emits an IdentifierName. + * Generates a unique name for an ImportDeclaration or ExportDeclaration. */ - function emitIdentifierName(node) { - pipelineEmitWithNotification(2 /* IdentifierName */, node); + function generateNameForImportOrExportDeclaration(node) { + var expr = ts.getExternalModuleName(node); + var baseName = ts.isStringLiteral(expr) ? + ts.makeIdentifierFromModuleName(expr.text) : "module"; + return makeUniqueName(baseName); } /** - * Emits an expression node. + * Generates a unique name for a default export. */ - function emitExpression(node) { - pipelineEmitWithNotification(1 /* Expression */, node); + function generateNameForExportDefault() { + return makeUniqueName("default"); } /** - * Emits a node with possible notification. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called from printSourceFile, emit, emitExpression, or - * emitIdentifierName. + * Generates a unique name for a class expression. */ - function pipelineEmitWithNotification(emitContext, node) { - emitNodeWithNotification(emitContext, node, pipelineEmitWithComments); + function generateNameForClassExpression() { + return makeUniqueName("class"); } - /** - * Emits a node with comments. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithNotification. - */ - function pipelineEmitWithComments(emitContext, node) { - // Do not emit comments for SourceFile - if (emitContext === 0 /* SourceFile */) { - pipelineEmitWithSourceMap(emitContext, node); - return; + function generateNameForMethodOrAccessor(node) { + if (ts.isIdentifier(node.name)) { + return generateNameCached(node.name); } - emitNodeWithComments(emitContext, node, pipelineEmitWithSourceMap); + return makeTempVariableName(0 /* Auto */); } /** - * Emits a node with source maps. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithComments. - */ - function pipelineEmitWithSourceMap(emitContext, node) { - // Do not emit source mappings for SourceFile or IdentifierName - if (emitContext === 0 /* SourceFile */ - || emitContext === 2 /* IdentifierName */) { - pipelineEmitWithSubstitution(emitContext, node); - return; + * Generates a unique name from a node. + */ + function generateNameForNode(node) { + switch (node.kind) { + case 71 /* Identifier */: + return makeUniqueName(getTextOfNode(node)); + case 233 /* ModuleDeclaration */: + case 232 /* EnumDeclaration */: + return generateNameForModuleOrEnum(node); + case 238 /* ImportDeclaration */: + case 244 /* ExportDeclaration */: + return generateNameForImportOrExportDeclaration(node); + case 228 /* FunctionDeclaration */: + case 229 /* ClassDeclaration */: + case 243 /* ExportAssignment */: + return generateNameForExportDefault(); + case 199 /* ClassExpression */: + return generateNameForClassExpression(); + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return generateNameForMethodOrAccessor(node); + default: + return makeTempVariableName(0 /* Auto */); } - emitNodeWithSourceMap(emitContext, node, pipelineEmitWithSubstitution); } /** - * Emits a node with possible substitution. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithSourceMap or - * pipelineEmitInUnspecifiedContext (when picking a more specific context). + * Generates a unique identifier for a node. */ - function pipelineEmitWithSubstitution(emitContext, node) { - emitNodeWithSubstitution(emitContext, node, pipelineEmitForContext); + function makeName(name) { + switch (name.autoGenerateKind) { + case 1 /* Auto */: + return makeTempVariableName(0 /* Auto */); + case 2 /* Loop */: + return makeTempVariableName(268435456 /* _i */); + case 3 /* Unique */: + return makeUniqueName(ts.idText(name)); + } + ts.Debug.fail("Unsupported GeneratedIdentifierKind."); } /** - * Emits a node. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithSubstitution. + * Gets the node from which a name should be generated. */ - function pipelineEmitForContext(emitContext, node) { - switch (emitContext) { - case 0 /* SourceFile */: return pipelineEmitInSourceFileContext(node); - case 2 /* IdentifierName */: return pipelineEmitInIdentifierNameContext(node); - case 3 /* Unspecified */: return pipelineEmitInUnspecifiedContext(node); - case 1 /* Expression */: return pipelineEmitInExpressionContext(node); + function getNodeForGeneratedName(name) { + var autoGenerateId = name.autoGenerateId; + var node = name; + var original = node.original; + while (original) { + node = original; + // if "node" is a different generated name (having a different + // "autoGenerateId"), use it and stop traversing. + if (ts.isIdentifier(node) + && node.autoGenerateKind === 4 /* Node */ + && node.autoGenerateId !== autoGenerateId) { + break; + } + original = node.original; + } + // otherwise, return the original node for the source; + return node; + } + } + ts.createPrinter = createPrinter; + function createDelimiterMap() { + var delimiters = []; + delimiters[0 /* None */] = ""; + delimiters[16 /* CommaDelimited */] = ","; + delimiters[4 /* BarDelimited */] = " |"; + delimiters[8 /* AmpersandDelimited */] = " &"; + return delimiters; + } + function getDelimiter(format) { + return delimiters[format & 28 /* DelimitersMask */]; + } + function createBracketsMap() { + var brackets = []; + brackets[512 /* Braces */] = ["{", "}"]; + brackets[1024 /* Parenthesis */] = ["(", ")"]; + brackets[2048 /* AngleBrackets */] = ["<", ">"]; + brackets[4096 /* SquareBrackets */] = ["[", "]"]; + return brackets; + } + function getOpeningBracket(format) { + return brackets[format & 7680 /* BracketsMask */][0]; + } + function getClosingBracket(format) { + return brackets[format & 7680 /* BracketsMask */][1]; + } + // Flags enum to track count of temp variables and a few dedicated names + var TempFlags; + (function (TempFlags) { + TempFlags[TempFlags["Auto"] = 0] = "Auto"; + TempFlags[TempFlags["CountMask"] = 268435455] = "CountMask"; + TempFlags[TempFlags["_i"] = 268435456] = "_i"; + })(TempFlags || (TempFlags = {})); + var ListFormat; + (function (ListFormat) { + ListFormat[ListFormat["None"] = 0] = "None"; + // Line separators + ListFormat[ListFormat["SingleLine"] = 0] = "SingleLine"; + ListFormat[ListFormat["MultiLine"] = 1] = "MultiLine"; + ListFormat[ListFormat["PreserveLines"] = 2] = "PreserveLines"; + ListFormat[ListFormat["LinesMask"] = 3] = "LinesMask"; + // Delimiters + ListFormat[ListFormat["NotDelimited"] = 0] = "NotDelimited"; + ListFormat[ListFormat["BarDelimited"] = 4] = "BarDelimited"; + ListFormat[ListFormat["AmpersandDelimited"] = 8] = "AmpersandDelimited"; + ListFormat[ListFormat["CommaDelimited"] = 16] = "CommaDelimited"; + ListFormat[ListFormat["DelimitersMask"] = 28] = "DelimitersMask"; + ListFormat[ListFormat["AllowTrailingComma"] = 32] = "AllowTrailingComma"; + // Whitespace + ListFormat[ListFormat["Indented"] = 64] = "Indented"; + ListFormat[ListFormat["SpaceBetweenBraces"] = 128] = "SpaceBetweenBraces"; + ListFormat[ListFormat["SpaceBetweenSiblings"] = 256] = "SpaceBetweenSiblings"; + // Brackets/Braces + ListFormat[ListFormat["Braces"] = 512] = "Braces"; + ListFormat[ListFormat["Parenthesis"] = 1024] = "Parenthesis"; + ListFormat[ListFormat["AngleBrackets"] = 2048] = "AngleBrackets"; + ListFormat[ListFormat["SquareBrackets"] = 4096] = "SquareBrackets"; + ListFormat[ListFormat["BracketsMask"] = 7680] = "BracketsMask"; + ListFormat[ListFormat["OptionalIfUndefined"] = 8192] = "OptionalIfUndefined"; + ListFormat[ListFormat["OptionalIfEmpty"] = 16384] = "OptionalIfEmpty"; + ListFormat[ListFormat["Optional"] = 24576] = "Optional"; + // Other + ListFormat[ListFormat["PreferNewLine"] = 32768] = "PreferNewLine"; + ListFormat[ListFormat["NoTrailingNewLine"] = 65536] = "NoTrailingNewLine"; + ListFormat[ListFormat["NoInterveningComments"] = 131072] = "NoInterveningComments"; + ListFormat[ListFormat["NoSpaceIfEmpty"] = 262144] = "NoSpaceIfEmpty"; + ListFormat[ListFormat["SingleElement"] = 524288] = "SingleElement"; + // Precomputed Formats + ListFormat[ListFormat["Modifiers"] = 131328] = "Modifiers"; + ListFormat[ListFormat["HeritageClauses"] = 256] = "HeritageClauses"; + ListFormat[ListFormat["SingleLineTypeLiteralMembers"] = 448] = "SingleLineTypeLiteralMembers"; + ListFormat[ListFormat["MultiLineTypeLiteralMembers"] = 65] = "MultiLineTypeLiteralMembers"; + ListFormat[ListFormat["TupleTypeElements"] = 336] = "TupleTypeElements"; + ListFormat[ListFormat["UnionTypeConstituents"] = 260] = "UnionTypeConstituents"; + ListFormat[ListFormat["IntersectionTypeConstituents"] = 264] = "IntersectionTypeConstituents"; + ListFormat[ListFormat["ObjectBindingPatternElements"] = 432] = "ObjectBindingPatternElements"; + ListFormat[ListFormat["ArrayBindingPatternElements"] = 304] = "ArrayBindingPatternElements"; + ListFormat[ListFormat["ObjectLiteralExpressionProperties"] = 263122] = "ObjectLiteralExpressionProperties"; + ListFormat[ListFormat["ArrayLiteralExpressionElements"] = 4466] = "ArrayLiteralExpressionElements"; + ListFormat[ListFormat["CommaListElements"] = 272] = "CommaListElements"; + ListFormat[ListFormat["CallExpressionArguments"] = 1296] = "CallExpressionArguments"; + ListFormat[ListFormat["NewExpressionArguments"] = 9488] = "NewExpressionArguments"; + ListFormat[ListFormat["TemplateExpressionSpans"] = 131072] = "TemplateExpressionSpans"; + ListFormat[ListFormat["SingleLineBlockStatements"] = 384] = "SingleLineBlockStatements"; + ListFormat[ListFormat["MultiLineBlockStatements"] = 65] = "MultiLineBlockStatements"; + ListFormat[ListFormat["VariableDeclarationList"] = 272] = "VariableDeclarationList"; + ListFormat[ListFormat["SingleLineFunctionBodyStatements"] = 384] = "SingleLineFunctionBodyStatements"; + ListFormat[ListFormat["MultiLineFunctionBodyStatements"] = 1] = "MultiLineFunctionBodyStatements"; + ListFormat[ListFormat["ClassHeritageClauses"] = 256] = "ClassHeritageClauses"; + ListFormat[ListFormat["ClassMembers"] = 65] = "ClassMembers"; + ListFormat[ListFormat["InterfaceMembers"] = 65] = "InterfaceMembers"; + ListFormat[ListFormat["EnumMembers"] = 81] = "EnumMembers"; + ListFormat[ListFormat["CaseBlockClauses"] = 65] = "CaseBlockClauses"; + ListFormat[ListFormat["NamedImportsOrExportsElements"] = 432] = "NamedImportsOrExportsElements"; + ListFormat[ListFormat["JsxElementChildren"] = 131072] = "JsxElementChildren"; + ListFormat[ListFormat["JsxElementAttributes"] = 131328] = "JsxElementAttributes"; + ListFormat[ListFormat["CaseOrDefaultClauseStatements"] = 81985] = "CaseOrDefaultClauseStatements"; + ListFormat[ListFormat["HeritageClauseTypes"] = 272] = "HeritageClauseTypes"; + ListFormat[ListFormat["SourceFileStatements"] = 65537] = "SourceFileStatements"; + ListFormat[ListFormat["Decorators"] = 24577] = "Decorators"; + ListFormat[ListFormat["TypeArguments"] = 26960] = "TypeArguments"; + ListFormat[ListFormat["TypeParameters"] = 26960] = "TypeParameters"; + ListFormat[ListFormat["Parameters"] = 1360] = "Parameters"; + ListFormat[ListFormat["IndexSignatureParameters"] = 4432] = "IndexSignatureParameters"; + })(ListFormat || (ListFormat = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + function getFileEmitOutput(program, sourceFile, emitOnlyDtsFiles, cancellationToken, customTransformers) { + var outputFiles = []; + var emitResult = program.emit(sourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers); + return { outputFiles: outputFiles, emitSkipped: emitResult.emitSkipped }; + function writeFile(fileName, text, writeByteOrderMark) { + outputFiles.push({ name: fileName, writeByteOrderMark: writeByteOrderMark, text: text }); + } + } + ts.getFileEmitOutput = getFileEmitOutput; + function createBuilder(options) { + var isModuleEmit; + var fileInfos = ts.createMap(); + var semanticDiagnosticsPerFile = ts.createMap(); + /** The map has key by source file's path that has been changed */ + var changedFilesSet = ts.createMap(); + var hasShapeChanged = ts.createMap(); + var allFilesExcludingDefaultLibraryFile; + var emitHandler; + return { + updateProgram: updateProgram, + getFilesAffectedBy: getFilesAffectedBy, + emitChangedFiles: emitChangedFiles, + getSemanticDiagnostics: getSemanticDiagnostics, + clear: clear + }; + function createProgramGraph(program) { + var currentIsModuleEmit = program.getCompilerOptions().module !== ts.ModuleKind.None; + if (isModuleEmit !== currentIsModuleEmit) { + isModuleEmit = currentIsModuleEmit; + emitHandler = isModuleEmit ? getModuleEmitHandler() : getNonModuleEmitHandler(); + fileInfos.clear(); + semanticDiagnosticsPerFile.clear(); + } + hasShapeChanged.clear(); + allFilesExcludingDefaultLibraryFile = undefined; + ts.mutateMap(fileInfos, ts.arrayToMap(program.getSourceFiles(), function (sourceFile) { return sourceFile.path; }), { + // Add new file info + createNewValue: function (_path, sourceFile) { return addNewFileInfo(program, sourceFile); }, + // Remove existing file info + onDeleteValue: removeExistingFileInfo, + // We will update in place instead of deleting existing value and adding new one + onExistingValue: function (existingInfo, sourceFile) { return updateExistingFileInfo(program, existingInfo, sourceFile); } + }); + } + function registerChangedFile(path) { + changedFilesSet.set(path, true); + // All changed files need to re-evaluate its semantic diagnostics + semanticDiagnosticsPerFile.delete(path); + } + function addNewFileInfo(program, sourceFile) { + registerChangedFile(sourceFile.path); + emitHandler.onAddSourceFile(program, sourceFile); + return { version: sourceFile.version, signature: undefined }; + } + function removeExistingFileInfo(_existingFileInfo, path) { + // Since we dont need to track removed file as changed file + // We can just remove its diagnostics + changedFilesSet.delete(path); + semanticDiagnosticsPerFile.delete(path); + emitHandler.onRemoveSourceFile(path); + } + function updateExistingFileInfo(program, existingInfo, sourceFile) { + if (existingInfo.version !== sourceFile.version) { + registerChangedFile(sourceFile.path); + existingInfo.version = sourceFile.version; + emitHandler.onUpdateSourceFile(program, sourceFile); + } + else if (emitHandler.onUpdateSourceFileWithSameVersion(program, sourceFile)) { + registerChangedFile(sourceFile.path); + } + } + function ensureProgramGraph(program) { + if (!emitHandler) { + createProgramGraph(program); + } + } + function updateProgram(newProgram) { + if (emitHandler) { + createProgramGraph(newProgram); + } + } + function getFilesAffectedBy(program, path) { + ensureProgramGraph(program); + var sourceFile = program.getSourceFileByPath(path); + if (!sourceFile) { + return ts.emptyArray; + } + if (!updateShapeSignature(program, sourceFile)) { + return [sourceFile]; + } + return emitHandler.getFilesAffectedByUpdatedShape(program, sourceFile); + } + function emitChangedFiles(program, writeFileCallback) { + ensureProgramGraph(program); + var compilerOptions = program.getCompilerOptions(); + if (!changedFilesSet.size) { + return ts.emptyArray; + } + // With --out or --outFile all outputs go into single file, do it only once + if (compilerOptions.outFile || compilerOptions.out) { + ts.Debug.assert(semanticDiagnosticsPerFile.size === 0); + changedFilesSet.clear(); + return [program.emit(/*targetSourceFile*/ undefined, writeFileCallback)]; + } + var seenFiles = ts.createMap(); + var result; + changedFilesSet.forEach(function (_true, path) { + // Get the affected Files by this program + var affectedFiles = getFilesAffectedBy(program, path); + affectedFiles.forEach(function (affectedFile) { + // Affected files shouldnt have cached diagnostics + semanticDiagnosticsPerFile.delete(affectedFile.path); + if (!seenFiles.has(affectedFile.path)) { + seenFiles.set(affectedFile.path, true); + // Emit the affected file + (result || (result = [])).push(program.emit(affectedFile, writeFileCallback)); + } + }); + }); + changedFilesSet.clear(); + return result || ts.emptyArray; + } + function getSemanticDiagnostics(program, cancellationToken) { + ensureProgramGraph(program); + ts.Debug.assert(changedFilesSet.size === 0); + var compilerOptions = program.getCompilerOptions(); + if (compilerOptions.outFile || compilerOptions.out) { + ts.Debug.assert(semanticDiagnosticsPerFile.size === 0); + // We dont need to cache the diagnostics just return them from program + return program.getSemanticDiagnostics(/*sourceFile*/ undefined, cancellationToken); + } + var diagnostics; + for (var _i = 0, _a = program.getSourceFiles(); _i < _a.length; _i++) { + var sourceFile = _a[_i]; + diagnostics = ts.addRange(diagnostics, getSemanticDiagnosticsOfFile(program, sourceFile, cancellationToken)); + } + return diagnostics || ts.emptyArray; + } + function getSemanticDiagnosticsOfFile(program, sourceFile, cancellationToken) { + var path = sourceFile.path; + var cachedDiagnostics = semanticDiagnosticsPerFile.get(path); + // Report the semantic diagnostics from the cache if we already have those diagnostics present + if (cachedDiagnostics) { + return cachedDiagnostics; } + // Diagnostics werent cached, get them from program, and cache the result + var diagnostics = program.getSemanticDiagnostics(sourceFile, cancellationToken); + semanticDiagnosticsPerFile.set(path, diagnostics); + return diagnostics; + } + function clear() { + isModuleEmit = undefined; + emitHandler = undefined; + fileInfos.clear(); + semanticDiagnosticsPerFile.clear(); + changedFilesSet.clear(); + hasShapeChanged.clear(); } /** - * Emits a node in the SourceFile EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. + * For script files that contains only ambient external modules, although they are not actually external module files, + * they can only be consumed via importing elements from them. Regular script files cannot consume them. Therefore, + * there are no point to rebuild all script files if these special files have changed. However, if any statement + * in the file is not ambient external module, we treat it as a regular script file. */ - function pipelineEmitInSourceFileContext(node) { - var kind = node.kind; - switch (kind) { - // Top-level nodes - case 261 /* SourceFile */: - return emitSourceFile(node); + function containsOnlyAmbientModules(sourceFile) { + for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { + var statement = _a[_i]; + if (!ts.isModuleWithStringLiteralName(statement)) { + return false; + } } + return true; } /** - * Emits a node in the IdentifierName EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. + * @return {boolean} indicates if the shape signature has changed since last update. */ - function pipelineEmitInIdentifierNameContext(node) { - var kind = node.kind; - switch (kind) { - // Identifiers - case 70 /* Identifier */: - return emitIdentifier(node); + function updateShapeSignature(program, sourceFile) { + ts.Debug.assert(!!sourceFile); + // If we have cached the result for this file, that means hence forth we should assume file shape is uptodate + if (hasShapeChanged.has(sourceFile.path)) { + return false; + } + hasShapeChanged.set(sourceFile.path, true); + var info = fileInfos.get(sourceFile.path); + ts.Debug.assert(!!info); + var prevSignature = info.signature; + var latestSignature; + if (sourceFile.isDeclarationFile) { + latestSignature = sourceFile.version; + info.signature = latestSignature; + } + else { + var emitOutput = getFileEmitOutput(program, sourceFile, /*emitOnlyDtsFiles*/ true); + if (emitOutput.outputFiles && emitOutput.outputFiles.length > 0) { + latestSignature = options.computeHash(emitOutput.outputFiles[0].text); + info.signature = latestSignature; + } + else { + latestSignature = prevSignature; + } } + return !prevSignature || latestSignature !== prevSignature; } /** - * Emits a node in the Unspecified EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. + * Gets the referenced files for a file from the program with values for the keys as referenced file's path to be true */ - function pipelineEmitInUnspecifiedContext(node) { - var kind = node.kind; - switch (kind) { - // Pseudo-literals - case 13 /* TemplateHead */: - case 14 /* TemplateMiddle */: - case 15 /* TemplateTail */: - return emitLiteral(node); - // Identifiers - case 70 /* Identifier */: - return emitIdentifier(node); - // Reserved words - case 75 /* ConstKeyword */: - case 78 /* DefaultKeyword */: - case 83 /* ExportKeyword */: - case 104 /* VoidKeyword */: - // Strict mode reserved words - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 113 /* PublicKeyword */: - case 114 /* StaticKeyword */: - // Contextual keywords - case 116 /* AbstractKeyword */: - case 117 /* AsKeyword */: - case 118 /* AnyKeyword */: - case 119 /* AsyncKeyword */: - case 120 /* AwaitKeyword */: - case 121 /* BooleanKeyword */: - case 122 /* ConstructorKeyword */: - case 123 /* DeclareKeyword */: - case 124 /* GetKeyword */: - case 125 /* IsKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: - case 129 /* NeverKeyword */: - case 130 /* ReadonlyKeyword */: - case 131 /* RequireKeyword */: - case 132 /* NumberKeyword */: - case 133 /* SetKeyword */: - case 134 /* StringKeyword */: - case 135 /* SymbolKeyword */: - case 136 /* TypeKeyword */: - case 137 /* UndefinedKeyword */: - case 138 /* FromKeyword */: - case 139 /* GlobalKeyword */: - case 140 /* OfKeyword */: - writeTokenText(kind); - return; - // Parse tree nodes - // Names - case 141 /* QualifiedName */: - return emitQualifiedName(node); - case 142 /* ComputedPropertyName */: - return emitComputedPropertyName(node); - // Signature elements - case 143 /* TypeParameter */: - return emitTypeParameter(node); - case 144 /* Parameter */: - return emitParameter(node); - case 145 /* Decorator */: - return emitDecorator(node); - // Type members - case 146 /* PropertySignature */: - return emitPropertySignature(node); - case 147 /* PropertyDeclaration */: - return emitPropertyDeclaration(node); - case 148 /* MethodSignature */: - return emitMethodSignature(node); - case 149 /* MethodDeclaration */: - return emitMethodDeclaration(node); - case 150 /* Constructor */: - return emitConstructor(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return emitAccessorDeclaration(node); - case 153 /* CallSignature */: - return emitCallSignature(node); - case 154 /* ConstructSignature */: - return emitConstructSignature(node); - case 155 /* IndexSignature */: - return emitIndexSignature(node); - // Types - case 156 /* TypePredicate */: - return emitTypePredicate(node); - case 157 /* TypeReference */: - return emitTypeReference(node); - case 158 /* FunctionType */: - return emitFunctionType(node); - case 159 /* ConstructorType */: - return emitConstructorType(node); - case 160 /* TypeQuery */: - return emitTypeQuery(node); - case 161 /* TypeLiteral */: - return emitTypeLiteral(node); - case 162 /* ArrayType */: - return emitArrayType(node); - case 163 /* TupleType */: - return emitTupleType(node); - case 164 /* UnionType */: - return emitUnionType(node); - case 165 /* IntersectionType */: - return emitIntersectionType(node); - case 166 /* ParenthesizedType */: - return emitParenthesizedType(node); - case 199 /* ExpressionWithTypeArguments */: - return emitExpressionWithTypeArguments(node); - case 167 /* ThisType */: - return emitThisType(); - case 168 /* TypeOperator */: - return emitTypeOperator(node); - case 169 /* IndexedAccessType */: - return emitIndexedAccessType(node); - case 170 /* MappedType */: - return emitMappedType(node); - case 171 /* LiteralType */: - return emitLiteralType(node); - // Binding patterns - case 172 /* ObjectBindingPattern */: - return emitObjectBindingPattern(node); - case 173 /* ArrayBindingPattern */: - return emitArrayBindingPattern(node); - case 174 /* BindingElement */: - return emitBindingElement(node); - // Misc - case 202 /* TemplateSpan */: - return emitTemplateSpan(node); - case 203 /* SemicolonClassElement */: - return emitSemicolonClassElement(); - // Statements - case 204 /* Block */: - return emitBlock(node); - case 205 /* VariableStatement */: - return emitVariableStatement(node); - case 206 /* EmptyStatement */: - return emitEmptyStatement(); - case 207 /* ExpressionStatement */: - return emitExpressionStatement(node); - case 208 /* IfStatement */: - return emitIfStatement(node); - case 209 /* DoStatement */: - return emitDoStatement(node); - case 210 /* WhileStatement */: - return emitWhileStatement(node); - case 211 /* ForStatement */: - return emitForStatement(node); - case 212 /* ForInStatement */: - return emitForInStatement(node); - case 213 /* ForOfStatement */: - return emitForOfStatement(node); - case 214 /* ContinueStatement */: - return emitContinueStatement(node); - case 215 /* BreakStatement */: - return emitBreakStatement(node); - case 216 /* ReturnStatement */: - return emitReturnStatement(node); - case 217 /* WithStatement */: - return emitWithStatement(node); - case 218 /* SwitchStatement */: - return emitSwitchStatement(node); - case 219 /* LabeledStatement */: - return emitLabeledStatement(node); - case 220 /* ThrowStatement */: - return emitThrowStatement(node); - case 221 /* TryStatement */: - return emitTryStatement(node); - case 222 /* DebuggerStatement */: - return emitDebuggerStatement(node); - // Declarations - case 223 /* VariableDeclaration */: - return emitVariableDeclaration(node); - case 224 /* VariableDeclarationList */: - return emitVariableDeclarationList(node); - case 225 /* FunctionDeclaration */: - return emitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: - return emitClassDeclaration(node); - case 227 /* InterfaceDeclaration */: - return emitInterfaceDeclaration(node); - case 228 /* TypeAliasDeclaration */: - return emitTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: - return emitEnumDeclaration(node); - case 230 /* ModuleDeclaration */: - return emitModuleDeclaration(node); - case 231 /* ModuleBlock */: - return emitModuleBlock(node); - case 232 /* CaseBlock */: - return emitCaseBlock(node); - case 234 /* ImportEqualsDeclaration */: - return emitImportEqualsDeclaration(node); - case 235 /* ImportDeclaration */: - return emitImportDeclaration(node); - case 236 /* ImportClause */: - return emitImportClause(node); - case 237 /* NamespaceImport */: - return emitNamespaceImport(node); - case 238 /* NamedImports */: - return emitNamedImports(node); - case 239 /* ImportSpecifier */: - return emitImportSpecifier(node); - case 240 /* ExportAssignment */: - return emitExportAssignment(node); - case 241 /* ExportDeclaration */: - return emitExportDeclaration(node); - case 242 /* NamedExports */: - return emitNamedExports(node); - case 243 /* ExportSpecifier */: - return emitExportSpecifier(node); - case 244 /* MissingDeclaration */: - return; - // Module references - case 245 /* ExternalModuleReference */: - return emitExternalModuleReference(node); - // JSX (non-expression) - case 10 /* JsxText */: - return emitJsxText(node); - case 248 /* JsxOpeningElement */: - return emitJsxOpeningElement(node); - case 249 /* JsxClosingElement */: - return emitJsxClosingElement(node); - case 250 /* JsxAttribute */: - return emitJsxAttribute(node); - case 251 /* JsxSpreadAttribute */: - return emitJsxSpreadAttribute(node); - case 252 /* JsxExpression */: - return emitJsxExpression(node); - // Clauses - case 253 /* CaseClause */: - return emitCaseClause(node); - case 254 /* DefaultClause */: - return emitDefaultClause(node); - case 255 /* HeritageClause */: - return emitHeritageClause(node); - case 256 /* CatchClause */: - return emitCatchClause(node); - // Property assignments - case 257 /* PropertyAssignment */: - return emitPropertyAssignment(node); - case 258 /* ShorthandPropertyAssignment */: - return emitShorthandPropertyAssignment(node); - case 259 /* SpreadAssignment */: - return emitSpreadAssignment(node); - // Enum - case 260 /* EnumMember */: - return emitEnumMember(node); + function getReferencedFiles(program, sourceFile) { + var referencedFiles; + // We need to use a set here since the code can contain the same import twice, + // but that will only be one dependency. + // To avoid invernal conversion, the key of the referencedFiles map must be of type Path + if (sourceFile.imports && sourceFile.imports.length > 0) { + var checker = program.getTypeChecker(); + for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) { + var importName = _a[_i]; + var symbol = checker.getSymbolAtLocation(importName); + if (symbol && symbol.declarations && symbol.declarations[0]) { + var declarationSourceFile = ts.getSourceFileOfNode(symbol.declarations[0]); + if (declarationSourceFile) { + addReferencedFile(declarationSourceFile.path); + } + } + } } - // If the node is an expression, try to emit it as an expression with - // substitution. - if (ts.isExpression(node)) { - return pipelineEmitWithSubstitution(1 /* Expression */, node); + var sourceFileDirectory = ts.getDirectoryPath(sourceFile.path); + // Handle triple slash references + if (sourceFile.referencedFiles && sourceFile.referencedFiles.length > 0) { + for (var _b = 0, _c = sourceFile.referencedFiles; _b < _c.length; _b++) { + var referencedFile = _c[_b]; + var referencedPath = ts.toPath(referencedFile.fileName, sourceFileDirectory, options.getCanonicalFileName); + addReferencedFile(referencedPath); + } + } + // Handle type reference directives + if (sourceFile.resolvedTypeReferenceDirectiveNames) { + sourceFile.resolvedTypeReferenceDirectiveNames.forEach(function (resolvedTypeReferenceDirective) { + if (!resolvedTypeReferenceDirective) { + return; + } + var fileName = resolvedTypeReferenceDirective.resolvedFileName; + var typeFilePath = ts.toPath(fileName, sourceFileDirectory, options.getCanonicalFileName); + addReferencedFile(typeFilePath); + }); + } + return referencedFiles; + function addReferencedFile(referencedPath) { + if (!referencedFiles) { + referencedFiles = ts.createMap(); + } + referencedFiles.set(referencedPath, true); } } /** - * Emits a node in the Expression EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. + * Gets all files of the program excluding the default library file */ - function pipelineEmitInExpressionContext(node) { - var kind = node.kind; - switch (kind) { - // Literals - case 8 /* NumericLiteral */: - return emitNumericLiteral(node); - case 9 /* StringLiteral */: - case 11 /* RegularExpressionLiteral */: - case 12 /* NoSubstitutionTemplateLiteral */: - return emitLiteral(node); - // Identifiers - case 70 /* Identifier */: - return emitIdentifier(node); - // Reserved words - case 85 /* FalseKeyword */: - case 94 /* NullKeyword */: - case 96 /* SuperKeyword */: - case 100 /* TrueKeyword */: - case 98 /* ThisKeyword */: - writeTokenText(kind); - return; - // Expressions - case 175 /* ArrayLiteralExpression */: - return emitArrayLiteralExpression(node); - case 176 /* ObjectLiteralExpression */: - return emitObjectLiteralExpression(node); - case 177 /* PropertyAccessExpression */: - return emitPropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: - return emitElementAccessExpression(node); - case 179 /* CallExpression */: - return emitCallExpression(node); - case 180 /* NewExpression */: - return emitNewExpression(node); - case 181 /* TaggedTemplateExpression */: - return emitTaggedTemplateExpression(node); - case 182 /* TypeAssertionExpression */: - return emitTypeAssertionExpression(node); - case 183 /* ParenthesizedExpression */: - return emitParenthesizedExpression(node); - case 184 /* FunctionExpression */: - return emitFunctionExpression(node); - case 185 /* ArrowFunction */: - return emitArrowFunction(node); - case 186 /* DeleteExpression */: - return emitDeleteExpression(node); - case 187 /* TypeOfExpression */: - return emitTypeOfExpression(node); - case 188 /* VoidExpression */: - return emitVoidExpression(node); - case 189 /* AwaitExpression */: - return emitAwaitExpression(node); - case 190 /* PrefixUnaryExpression */: - return emitPrefixUnaryExpression(node); - case 191 /* PostfixUnaryExpression */: - return emitPostfixUnaryExpression(node); - case 192 /* BinaryExpression */: - return emitBinaryExpression(node); - case 193 /* ConditionalExpression */: - return emitConditionalExpression(node); - case 194 /* TemplateExpression */: - return emitTemplateExpression(node); - case 195 /* YieldExpression */: - return emitYieldExpression(node); - case 196 /* SpreadElement */: - return emitSpreadExpression(node); - case 197 /* ClassExpression */: - return emitClassExpression(node); - case 198 /* OmittedExpression */: - return; - case 200 /* AsExpression */: - return emitAsExpression(node); - case 201 /* NonNullExpression */: - return emitNonNullExpression(node); - // JSX - case 246 /* JsxElement */: - return emitJsxElement(node); - case 247 /* JsxSelfClosingElement */: - return emitJsxSelfClosingElement(node); - // Transformation nodes - case 294 /* PartiallyEmittedExpression */: - return emitPartiallyEmittedExpression(node); + function getAllFilesExcludingDefaultLibraryFile(program, firstSourceFile) { + // Use cached result + if (allFilesExcludingDefaultLibraryFile) { + return allFilesExcludingDefaultLibraryFile; + } + var result; + addSourceFile(firstSourceFile); + for (var _i = 0, _a = program.getSourceFiles(); _i < _a.length; _i++) { + var sourceFile = _a[_i]; + if (sourceFile !== firstSourceFile) { + addSourceFile(sourceFile); + } + } + allFilesExcludingDefaultLibraryFile = result || ts.emptyArray; + return allFilesExcludingDefaultLibraryFile; + function addSourceFile(sourceFile) { + if (!program.isSourceFileDefaultLibrary(sourceFile)) { + (result || (result = [])).push(sourceFile); + } } } - // - // Literals/Pseudo-literals - // - // SyntaxKind.NumericLiteral - function emitNumericLiteral(node) { - emitLiteral(node); - if (node.trailingComment) { - write(" /*" + node.trailingComment + "*/"); + function getNonModuleEmitHandler() { + return { + onAddSourceFile: ts.noop, + onRemoveSourceFile: ts.noop, + onUpdateSourceFile: ts.noop, + onUpdateSourceFileWithSameVersion: ts.returnFalse, + getFilesAffectedByUpdatedShape: getFilesAffectedByUpdatedShape + }; + function getFilesAffectedByUpdatedShape(program, sourceFile) { + var options = program.getCompilerOptions(); + // If `--out` or `--outFile` is specified, any new emit will result in re-emitting the entire project, + // so returning the file itself is good enough. + if (options && (options.out || options.outFile)) { + return [sourceFile]; + } + return getAllFilesExcludingDefaultLibraryFile(program, sourceFile); } } - // SyntaxKind.StringLiteral - // SyntaxKind.RegularExpressionLiteral - // SyntaxKind.NoSubstitutionTemplateLiteral - // SyntaxKind.TemplateHead - // SyntaxKind.TemplateMiddle - // SyntaxKind.TemplateTail - function emitLiteral(node) { - var text = getLiteralTextOfNode(node); - if ((compilerOptions.sourceMap || compilerOptions.inlineSourceMap) - && (node.kind === 9 /* StringLiteral */ || ts.isTemplateLiteralKind(node.kind))) { - writer.writeLiteral(text); + function getModuleEmitHandler() { + var references = ts.createMap(); + return { + onAddSourceFile: setReferences, + onRemoveSourceFile: onRemoveSourceFile, + onUpdateSourceFile: updateReferences, + onUpdateSourceFileWithSameVersion: updateReferencesTrackingChangedReferences, + getFilesAffectedByUpdatedShape: getFilesAffectedByUpdatedShape + }; + function setReferences(program, sourceFile) { + var newReferences = getReferencedFiles(program, sourceFile); + if (newReferences) { + references.set(sourceFile.path, newReferences); + } } - else { - write(text); + function updateReferences(program, sourceFile) { + var newReferences = getReferencedFiles(program, sourceFile); + if (newReferences) { + references.set(sourceFile.path, newReferences); + } + else { + references.delete(sourceFile.path); + } + } + function updateReferencesTrackingChangedReferences(program, sourceFile) { + var newReferences = getReferencedFiles(program, sourceFile); + if (!newReferences) { + // Changed if we had references + return references.delete(sourceFile.path); + } + var oldReferences = references.get(sourceFile.path); + references.set(sourceFile.path, newReferences); + if (!oldReferences || oldReferences.size !== newReferences.size) { + return true; + } + // If there are any new references that werent present previously there is change + return ts.forEachEntry(newReferences, function (_true, referencedPath) { return !oldReferences.delete(referencedPath); }) || + // Otherwise its changed if there are more references previously than now + !!oldReferences.size; + } + function onRemoveSourceFile(removedFilePath) { + // Remove existing references + references.forEach(function (referencesInFile, filePath) { + if (referencesInFile.has(removedFilePath)) { + // add files referencing the removedFilePath, as changed files too + var referencedByInfo = fileInfos.get(filePath); + if (referencedByInfo) { + registerChangedFile(filePath); + } + } + }); + // Delete the entry for the removed file path + references.delete(removedFilePath); + } + function getReferencedByPaths(referencedFilePath) { + return ts.mapDefinedIter(references.entries(), function (_a) { + var filePath = _a[0], referencesInFile = _a[1]; + return referencesInFile.has(referencedFilePath) ? filePath : undefined; + }); + } + function getFilesAffectedByUpdatedShape(program, sourceFile) { + if (!ts.isExternalModule(sourceFile) && !containsOnlyAmbientModules(sourceFile)) { + return getAllFilesExcludingDefaultLibraryFile(program, sourceFile); + } + var compilerOptions = program.getCompilerOptions(); + if (compilerOptions && (compilerOptions.isolatedModules || compilerOptions.out || compilerOptions.outFile)) { + return [sourceFile]; + } + // Now we need to if each file in the referencedBy list has a shape change as well. + // Because if so, its own referencedBy files need to be saved as well to make the + // emitting result consistent with files on disk. + var seenFileNamesMap = ts.createMap(); + // Start with the paths this file was referenced by + var path = sourceFile.path; + seenFileNamesMap.set(path, sourceFile); + var queue = getReferencedByPaths(path); + while (queue.length > 0) { + var currentPath = queue.pop(); + if (!seenFileNamesMap.has(currentPath)) { + var currentSourceFile = program.getSourceFileByPath(currentPath); + seenFileNamesMap.set(currentPath, currentSourceFile); + if (currentSourceFile && updateShapeSignature(program, currentSourceFile)) { + queue.push.apply(queue, getReferencedByPaths(currentPath)); + } + } + } + // Return array of values that needs emit + return ts.flatMapIter(seenFileNamesMap.values(), function (value) { return value; }); } } - // - // Identifiers - // - function emitIdentifier(node) { - write(getTextOfNode(node, /*includeTrivia*/ false)); + } + ts.createBuilder = createBuilder; +})(ts || (ts = {})); +/// +/// +/// +/// +var ts; +(function (ts) { + var ignoreDiagnosticCommentRegEx = /(^\s*$)|(^\s*\/\/\/?\s*(@ts-ignore)?)/; + function findConfigFile(searchPath, fileExists, configName) { + if (configName === void 0) { configName = "tsconfig.json"; } + while (true) { + var fileName = ts.combinePaths(searchPath, configName); + if (fileExists(fileName)) { + return fileName; + } + var parentPath = ts.getDirectoryPath(searchPath); + if (parentPath === searchPath) { + break; + } + searchPath = parentPath; } - // - // Names - // - function emitQualifiedName(node) { - emitEntityName(node.left); - write("."); - emit(node.right); + return undefined; + } + ts.findConfigFile = findConfigFile; + function resolveTripleslashReference(moduleName, containingFile) { + var basePath = ts.getDirectoryPath(containingFile); + var referencedFileName = ts.isRootedDiskPath(moduleName) ? moduleName : ts.combinePaths(basePath, moduleName); + return ts.normalizePath(referencedFileName); + } + ts.resolveTripleslashReference = resolveTripleslashReference; + /* @internal */ + function computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName) { + var commonPathComponents; + var failed = ts.forEach(fileNames, function (sourceFile) { + // Each file contributes into common source file path + var sourcePathComponents = ts.getNormalizedPathComponents(sourceFile, currentDirectory); + sourcePathComponents.pop(); // The base file name is not part of the common directory path + if (!commonPathComponents) { + // first file + commonPathComponents = sourcePathComponents; + return; + } + var n = Math.min(commonPathComponents.length, sourcePathComponents.length); + for (var i = 0; i < n; i++) { + if (getCanonicalFileName(commonPathComponents[i]) !== getCanonicalFileName(sourcePathComponents[i])) { + if (i === 0) { + // Failed to find any common path component + return true; + } + // New common path found that is 0 -> i-1 + commonPathComponents.length = i; + break; + } + } + // If the sourcePathComponents was shorter than the commonPathComponents, truncate to the sourcePathComponents + if (sourcePathComponents.length < commonPathComponents.length) { + commonPathComponents.length = sourcePathComponents.length; + } + }); + // A common path can not be found when paths span multiple drives on windows, for example + if (failed) { + return ""; + } + if (!commonPathComponents) { + return currentDirectory; + } + return ts.getNormalizedPathFromPathComponents(commonPathComponents); + } + ts.computeCommonSourceDirectoryOfFilenames = computeCommonSourceDirectoryOfFilenames; + function createCompilerHost(options, setParentNodes) { + var existingDirectories = ts.createMap(); + function getCanonicalFileName(fileName) { + // if underlying system can distinguish between two files whose names differs only in cases then file name already in canonical form. + // otherwise use toLowerCase as a canonical form. + return ts.sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase(); } - function emitEntityName(node) { - if (node.kind === 70 /* Identifier */) { - emitExpression(node); + function getSourceFile(fileName, languageVersion, onError) { + var text; + try { + ts.performance.mark("beforeIORead"); + text = ts.sys.readFile(fileName, options.charset); + ts.performance.mark("afterIORead"); + ts.performance.measure("I/O Read", "beforeIORead", "afterIORead"); } - else { - emit(node); + catch (e) { + if (onError) { + onError(e.message); + } + text = ""; } + return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion, setParentNodes) : undefined; } - function emitComputedPropertyName(node) { - write("["); - emitExpression(node.expression); - write("]"); - } - // - // Signature elements - // - function emitTypeParameter(node) { - emit(node.name); - emitWithPrefix(" extends ", node.constraint); + function directoryExists(directoryPath) { + if (existingDirectories.has(directoryPath)) { + return true; + } + if (ts.sys.directoryExists(directoryPath)) { + existingDirectories.set(directoryPath, true); + return true; + } + return false; } - function emitParameter(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - writeIfPresent(node.dotDotDotToken, "..."); - emit(node.name); - writeIfPresent(node.questionToken, "?"); - emitExpressionWithPrefix(" = ", node.initializer); - emitWithPrefix(": ", node.type); + function ensureDirectoriesExist(directoryPath) { + if (directoryPath.length > ts.getRootLength(directoryPath) && !directoryExists(directoryPath)) { + var parentDirectory = ts.getDirectoryPath(directoryPath); + ensureDirectoriesExist(parentDirectory); + ts.sys.createDirectory(directoryPath); + } } - function emitDecorator(decorator) { - write("@"); - emitExpression(decorator.expression); + var outputFingerprints; + function writeFileIfUpdated(fileName, data, writeByteOrderMark) { + if (!outputFingerprints) { + outputFingerprints = ts.createMap(); + } + var hash = ts.sys.createHash(data); + var mtimeBefore = ts.sys.getModifiedTime(fileName); + if (mtimeBefore) { + var fingerprint = outputFingerprints.get(fileName); + // If output has not been changed, and the file has no external modification + if (fingerprint && + fingerprint.byteOrderMark === writeByteOrderMark && + fingerprint.hash === hash && + fingerprint.mtime.getTime() === mtimeBefore.getTime()) { + return; + } + } + ts.sys.writeFile(fileName, data, writeByteOrderMark); + var mtimeAfter = ts.sys.getModifiedTime(fileName); + outputFingerprints.set(fileName, { + hash: hash, + byteOrderMark: writeByteOrderMark, + mtime: mtimeAfter + }); } - // - // Type members - // - function emitPropertySignature(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - emit(node.name); - writeIfPresent(node.questionToken, "?"); - emitWithPrefix(": ", node.type); - write(";"); + function writeFile(fileName, data, writeByteOrderMark, onError) { + try { + ts.performance.mark("beforeIOWrite"); + ensureDirectoriesExist(ts.getDirectoryPath(ts.normalizePath(fileName))); + if (ts.isWatchSet(options) && ts.sys.createHash && ts.sys.getModifiedTime) { + writeFileIfUpdated(fileName, data, writeByteOrderMark); + } + else { + ts.sys.writeFile(fileName, data, writeByteOrderMark); + } + ts.performance.mark("afterIOWrite"); + ts.performance.measure("I/O Write", "beforeIOWrite", "afterIOWrite"); + } + catch (e) { + if (onError) { + onError(e.message); + } + } } - function emitPropertyDeclaration(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - emit(node.name); - emitWithPrefix(": ", node.type); - emitExpressionWithPrefix(" = ", node.initializer); - write(";"); + function getDefaultLibLocation() { + return ts.getDirectoryPath(ts.normalizePath(ts.sys.getExecutingFilePath())); } - function emitMethodSignature(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - emit(node.name); - writeIfPresent(node.questionToken, "?"); - emitTypeParameters(node, node.typeParameters); - emitParameters(node, node.parameters); - emitWithPrefix(": ", node.type); - write(";"); + var newLine = ts.getNewLineCharacter(options); + var realpath = ts.sys.realpath && (function (path) { return ts.sys.realpath(path); }); + return { + getSourceFile: getSourceFile, + getDefaultLibLocation: getDefaultLibLocation, + getDefaultLibFileName: function (options) { return ts.combinePaths(getDefaultLibLocation(), ts.getDefaultLibFileName(options)); }, + writeFile: writeFile, + getCurrentDirectory: ts.memoize(function () { return ts.sys.getCurrentDirectory(); }), + useCaseSensitiveFileNames: function () { return ts.sys.useCaseSensitiveFileNames; }, + getCanonicalFileName: getCanonicalFileName, + getNewLine: function () { return newLine; }, + fileExists: function (fileName) { return ts.sys.fileExists(fileName); }, + readFile: function (fileName) { return ts.sys.readFile(fileName); }, + trace: function (s) { return ts.sys.write(s + newLine); }, + directoryExists: function (directoryName) { return ts.sys.directoryExists(directoryName); }, + getEnvironmentVariable: function (name) { return ts.sys.getEnvironmentVariable ? ts.sys.getEnvironmentVariable(name) : ""; }, + getDirectories: function (path) { return ts.sys.getDirectories(path); }, + realpath: realpath + }; + } + ts.createCompilerHost = createCompilerHost; + function getPreEmitDiagnostics(program, sourceFile, cancellationToken) { + var diagnostics = program.getOptionsDiagnostics(cancellationToken).concat(program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken)); + if (program.getCompilerOptions().declaration) { + ts.addRange(diagnostics, program.getDeclarationDiagnostics(sourceFile, cancellationToken)); } - function emitMethodDeclaration(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - writeIfPresent(node.asteriskToken, "*"); - emit(node.name); - emitSignatureAndBody(node, emitSignatureHead); + return ts.sortAndDeduplicateDiagnostics(diagnostics); + } + ts.getPreEmitDiagnostics = getPreEmitDiagnostics; + function formatDiagnostics(diagnostics, host) { + var output = ""; + for (var _i = 0, diagnostics_1 = diagnostics; _i < diagnostics_1.length; _i++) { + var diagnostic = diagnostics_1[_i]; + output += formatDiagnostic(diagnostic, host); } - function emitConstructor(node) { - emitModifiers(node, node.modifiers); - write("constructor"); - emitSignatureAndBody(node, emitSignatureHead); + return output; + } + ts.formatDiagnostics = formatDiagnostics; + function formatDiagnostic(diagnostic, host) { + var category = ts.DiagnosticCategory[diagnostic.category].toLowerCase(); + var errorMessage = category + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine(); + if (diagnostic.file) { + var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; + var fileName = diagnostic.file.fileName; + var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }); + return relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): " + errorMessage; + } + return errorMessage; + } + ts.formatDiagnostic = formatDiagnostic; + var redForegroundEscapeSequence = "\u001b[91m"; + var yellowForegroundEscapeSequence = "\u001b[93m"; + var blueForegroundEscapeSequence = "\u001b[93m"; + var gutterStyleSequence = "\u001b[30;47m"; + var gutterSeparator = " "; + var resetEscapeSequence = "\u001b[0m"; + var ellipsis = "..."; + function getCategoryFormat(category) { + switch (category) { + case ts.DiagnosticCategory.Warning: return yellowForegroundEscapeSequence; + case ts.DiagnosticCategory.Error: return redForegroundEscapeSequence; + case ts.DiagnosticCategory.Message: return blueForegroundEscapeSequence; + } + } + function formatAndReset(text, formatStyle) { + return formatStyle + text + resetEscapeSequence; + } + function padLeft(s, length) { + while (s.length < length) { + s = " " + s; + } + return s; + } + function formatDiagnosticsWithColorAndContext(diagnostics, host) { + var output = ""; + for (var _i = 0, diagnostics_2 = diagnostics; _i < diagnostics_2.length; _i++) { + var diagnostic = diagnostics_2[_i]; + var context = ""; + if (diagnostic.file) { + var start = diagnostic.start, length_5 = diagnostic.length, file = diagnostic.file; + var _a = ts.getLineAndCharacterOfPosition(file, start), firstLine = _a.line, firstLineChar = _a.character; + var _b = ts.getLineAndCharacterOfPosition(file, start + length_5), lastLine = _b.line, lastLineChar = _b.character; + var lastLineInFile = ts.getLineAndCharacterOfPosition(file, file.text.length).line; + var relativeFileName = host ? ts.convertToRelativePath(file.fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }) : file.fileName; + var hasMoreThanFiveLines = (lastLine - firstLine) >= 4; + var gutterWidth = (lastLine + 1 + "").length; + if (hasMoreThanFiveLines) { + gutterWidth = Math.max(ellipsis.length, gutterWidth); + } + context += host.getNewLine(); + for (var i = firstLine; i <= lastLine; i++) { + // If the error spans over 5 lines, we'll only show the first 2 and last 2 lines, + // so we'll skip ahead to the second-to-last line. + if (hasMoreThanFiveLines && firstLine + 1 < i && i < lastLine - 1) { + context += formatAndReset(padLeft(ellipsis, gutterWidth), gutterStyleSequence) + gutterSeparator + host.getNewLine(); + i = lastLine - 1; + } + var lineStart = ts.getPositionOfLineAndCharacter(file, i, 0); + var lineEnd = i < lastLineInFile ? ts.getPositionOfLineAndCharacter(file, i + 1, 0) : file.text.length; + var lineContent = file.text.slice(lineStart, lineEnd); + lineContent = lineContent.replace(/\s+$/g, ""); // trim from end + lineContent = lineContent.replace("\t", " "); // convert tabs to single spaces + // Output the gutter and the actual contents of the line. + context += formatAndReset(padLeft(i + 1 + "", gutterWidth), gutterStyleSequence) + gutterSeparator; + context += lineContent + host.getNewLine(); + // Output the gutter and the error span for the line using tildes. + context += formatAndReset(padLeft("", gutterWidth), gutterStyleSequence) + gutterSeparator; + context += redForegroundEscapeSequence; + if (i === firstLine) { + // If we're on the last line, then limit it to the last character of the last line. + // Otherwise, we'll just squiggle the rest of the line, giving 'slice' no end position. + var lastCharForLine = i === lastLine ? lastLineChar : undefined; + context += lineContent.slice(0, firstLineChar).replace(/\S/g, " "); + context += lineContent.slice(firstLineChar, lastCharForLine).replace(/./g, "~"); + } + else if (i === lastLine) { + context += lineContent.slice(0, lastLineChar).replace(/./g, "~"); + } + else { + // Squiggle the entire line. + context += lineContent.replace(/./g, "~"); + } + context += resetEscapeSequence; + } + output += host.getNewLine(); + output += relativeFileName + "(" + (firstLine + 1) + "," + (firstLineChar + 1) + "): "; + } + var categoryColor = getCategoryFormat(diagnostic.category); + var category = ts.DiagnosticCategory[diagnostic.category].toLowerCase(); + output += formatAndReset(category, categoryColor) + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()); + if (diagnostic.file) { + output += host.getNewLine(); + output += context; + } + output += host.getNewLine(); } - function emitAccessorDeclaration(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - write(node.kind === 151 /* GetAccessor */ ? "get " : "set "); - emit(node.name); - emitSignatureAndBody(node, emitSignatureHead); + return output; + } + ts.formatDiagnosticsWithColorAndContext = formatDiagnosticsWithColorAndContext; + function flattenDiagnosticMessageText(messageText, newLine) { + if (ts.isString(messageText)) { + return messageText; } - function emitCallSignature(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - emitTypeParameters(node, node.typeParameters); - emitParameters(node, node.parameters); - emitWithPrefix(": ", node.type); - write(";"); + else { + var diagnosticChain = messageText; + var result = ""; + var indent = 0; + while (diagnosticChain) { + if (indent) { + result += newLine; + for (var i = 0; i < indent; i++) { + result += " "; + } + } + result += diagnosticChain.messageText; + indent++; + diagnosticChain = diagnosticChain.next; + } + return result; } - function emitConstructSignature(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - write("new "); - emitTypeParameters(node, node.typeParameters); - emitParameters(node, node.parameters); - emitWithPrefix(": ", node.type); - write(";"); + } + ts.flattenDiagnosticMessageText = flattenDiagnosticMessageText; + function loadWithLocalCache(names, containingFile, loader) { + if (names.length === 0) { + return []; } - function emitIndexSignature(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - emitParametersForIndexSignature(node, node.parameters); - emitWithPrefix(": ", node.type); - write(";"); + var resolutions = []; + var cache = ts.createMap(); + for (var _i = 0, names_1 = names; _i < names_1.length; _i++) { + var name = names_1[_i]; + var result = void 0; + if (cache.has(name)) { + result = cache.get(name); + } + else { + cache.set(name, result = loader(name, containingFile)); + } + resolutions.push(result); } - function emitSemicolonClassElement() { - write(";"); + return resolutions; + } + /** + * Determines if program structure is upto date or needs to be recreated + */ + /* @internal */ + function isProgramUptoDate(program, rootFileNames, newOptions, getSourceVersion, fileExists, hasInvalidatedResolution, hasChangedAutomaticTypeDirectiveNames) { + // If we haven't create a program yet or has changed automatic type directives, then it is not up-to-date + if (!program || hasChangedAutomaticTypeDirectiveNames) { + return false; } - // - // Types - // - function emitTypePredicate(node) { - emit(node.parameterName); - write(" is "); - emit(node.type); + // If number of files in the program do not match, it is not up-to-date + if (program.getRootFileNames().length !== rootFileNames.length) { + return false; } - function emitTypeReference(node) { - emit(node.typeName); - emitTypeArguments(node, node.typeArguments); + // If any file is not up-to-date, then the whole program is not up-to-date + if (program.getSourceFiles().some(sourceFileNotUptoDate)) { + return false; } - function emitFunctionType(node) { - emitTypeParameters(node, node.typeParameters); - emitParametersForArrow(node, node.parameters); - write(" => "); - emit(node.type); + // If any of the missing file paths are now created + if (program.getMissingFilePaths().some(fileExists)) { + return false; } - function emitConstructorType(node) { - write("new "); - emitTypeParameters(node, node.typeParameters); - emitParametersForArrow(node, node.parameters); - write(" => "); - emit(node.type); + var currentOptions = program.getCompilerOptions(); + // If the compilation settings do no match, then the program is not up-to-date + if (!ts.compareDataObjects(currentOptions, newOptions)) { + return false; } - function emitTypeQuery(node) { - write("typeof "); - emit(node.exprName); + // If everything matches but the text of config file is changed, + // error locations can change for program options, so update the program + if (currentOptions.configFile && newOptions.configFile) { + return currentOptions.configFile.text === newOptions.configFile.text; } - function emitTypeLiteral(node) { - write("{"); - emitList(node, node.members, 65 /* TypeLiteralMembers */); - write("}"); + return true; + function sourceFileNotUptoDate(sourceFile) { + return sourceFile.version !== getSourceVersion(sourceFile.path) || + hasInvalidatedResolution(sourceFile.path); } - function emitArrayType(node) { - emit(node.elementType); - write("[]"); + } + ts.isProgramUptoDate = isProgramUptoDate; + /** + * Determined if source file needs to be re-created even if its text hasnt changed + */ + function shouldProgramCreateNewSourceFiles(program, newOptions) { + // If any of these options change, we cant reuse old source file even if version match + // The change in options like these could result in change in syntax tree change + var oldOptions = program && program.getCompilerOptions(); + return oldOptions && (oldOptions.target !== newOptions.target || + oldOptions.module !== newOptions.module || + oldOptions.moduleResolution !== newOptions.moduleResolution || + oldOptions.noResolve !== newOptions.noResolve || + oldOptions.jsx !== newOptions.jsx || + oldOptions.allowJs !== newOptions.allowJs || + oldOptions.disableSizeLimit !== newOptions.disableSizeLimit || + oldOptions.baseUrl !== newOptions.baseUrl || + !ts.equalOwnProperties(oldOptions.paths, newOptions.paths)); + } + /** + * Create a new 'Program' instance. A Program is an immutable collection of 'SourceFile's and a 'CompilerOptions' + * that represent a compilation unit. + * + * Creating a program proceeds from a set of root files, expanding the set of inputs by following imports and + * triple-slash-reference-path directives transitively. '@types' and triple-slash-reference-types are also pulled in. + * + * @param rootNames - A set of root files. + * @param options - The compiler options which should be used. + * @param host - The host interacts with the underlying file system. + * @param oldProgram - Reuses an old program structure. + * @returns A 'Program' object. + */ + function createProgram(rootNames, options, host, oldProgram) { + var program; + var files = []; + var commonSourceDirectory; + var diagnosticsProducingTypeChecker; + var noDiagnosticsTypeChecker; + var classifiableNames; + var modifiedFilePaths; + var cachedSemanticDiagnosticsForFile = {}; + var cachedDeclarationDiagnosticsForFile = {}; + var resolvedTypeReferenceDirectives = ts.createMap(); + var fileProcessingDiagnostics = ts.createDiagnosticCollection(); + // The below settings are to track if a .js file should be add to the program if loaded via searching under node_modules. + // This works as imported modules are discovered recursively in a depth first manner, specifically: + // - For each root file, findSourceFile is called. + // - This calls processImportedModules for each module imported in the source file. + // - This calls resolveModuleNames, and then calls findSourceFile for each resolved module. + // As all these operations happen - and are nested - within the createProgram call, they close over the below variables. + // The current resolution depth is tracked by incrementing/decrementing as the depth first search progresses. + var maxNodeModuleJsDepth = typeof options.maxNodeModuleJsDepth === "number" ? options.maxNodeModuleJsDepth : 0; + var currentNodeModulesDepth = 0; + // If a module has some of its imports skipped due to being at the depth limit under node_modules, then track + // this, as it may be imported at a shallower depth later, and then it will need its skipped imports processed. + var modulesWithElidedImports = ts.createMap(); + // Track source files that are source files found by searching under node_modules, as these shouldn't be compiled. + var sourceFilesFoundSearchingNodeModules = ts.createMap(); + ts.performance.mark("beforeProgram"); + host = host || createCompilerHost(options); + var skipDefaultLib = options.noLib; + var getDefaultLibraryFileName = ts.memoize(function () { return host.getDefaultLibFileName(options); }); + var defaultLibraryPath = host.getDefaultLibLocation ? host.getDefaultLibLocation() : ts.getDirectoryPath(getDefaultLibraryFileName()); + var programDiagnostics = ts.createDiagnosticCollection(); + var currentDirectory = host.getCurrentDirectory(); + var supportedExtensions = ts.getSupportedExtensions(options); + // Map storing if there is emit blocking diagnostics for given input + var hasEmitBlockingDiagnostics = ts.createMap(); + var _compilerOptionsObjectLiteralSyntax; + var moduleResolutionCache; + var resolveModuleNamesWorker; + var hasInvalidatedResolution = host.hasInvalidatedResolution || ts.returnFalse; + if (host.resolveModuleNames) { + resolveModuleNamesWorker = function (moduleNames, containingFile, reusedNames) { return host.resolveModuleNames(checkAllDefined(moduleNames), containingFile, reusedNames).map(function (resolved) { + // An older host may have omitted extension, in which case we should infer it from the file extension of resolvedFileName. + if (!resolved || resolved.extension !== undefined) { + return resolved; + } + var withExtension = ts.clone(resolved); + withExtension.extension = ts.extensionFromPath(resolved.resolvedFileName); + return withExtension; + }); }; } - function emitTupleType(node) { - write("["); - emitList(node, node.elementTypes, 336 /* TupleTypeElements */); - write("]"); + else { + moduleResolutionCache = ts.createModuleResolutionCache(currentDirectory, function (x) { return host.getCanonicalFileName(x); }); + var loader_1 = function (moduleName, containingFile) { return ts.resolveModuleName(moduleName, containingFile, options, host, moduleResolutionCache).resolvedModule; }; + resolveModuleNamesWorker = function (moduleNames, containingFile) { return loadWithLocalCache(checkAllDefined(moduleNames), containingFile, loader_1); }; } - function emitUnionType(node) { - emitList(node, node.types, 260 /* UnionTypeConstituents */); + var resolveTypeReferenceDirectiveNamesWorker; + if (host.resolveTypeReferenceDirectives) { + resolveTypeReferenceDirectiveNamesWorker = function (typeDirectiveNames, containingFile) { return host.resolveTypeReferenceDirectives(checkAllDefined(typeDirectiveNames), containingFile); }; } - function emitIntersectionType(node) { - emitList(node, node.types, 264 /* IntersectionTypeConstituents */); + else { + var loader_2 = function (typesRef, containingFile) { return ts.resolveTypeReferenceDirective(typesRef, containingFile, options, host).resolvedTypeReferenceDirective; }; + resolveTypeReferenceDirectiveNamesWorker = function (typeReferenceDirectiveNames, containingFile) { return loadWithLocalCache(checkAllDefined(typeReferenceDirectiveNames), containingFile, loader_2); }; + } + // Map from a stringified PackageId to the source file with that id. + // Only one source file may have a given packageId. Others become redirects (see createRedirectSourceFile). + // `packageIdToSourceFile` is only used while building the program, while `sourceFileToPackageName` and `isSourceFileTargetOfRedirect` are kept around. + var packageIdToSourceFile = ts.createMap(); + // Maps from a SourceFile's `.path` to the name of the package it was imported with. + var sourceFileToPackageName = ts.createMap(); + // See `sourceFileIsRedirectedTo`. + var redirectTargetsSet = ts.createMap(); + var filesByName = ts.createMap(); + var missingFilePaths; + // stores 'filename -> file association' ignoring case + // used to track cases when two file names differ only in casing + var filesByNameIgnoreCase = host.useCaseSensitiveFileNames() ? ts.createMap() : undefined; + var shouldCreateNewSourceFile = shouldProgramCreateNewSourceFiles(oldProgram, options); + var structuralIsReused = tryReuseStructureFromOldProgram(); + if (structuralIsReused !== 2 /* Completely */) { + ts.forEach(rootNames, function (name) { return processRootFile(name, /*isDefaultLib*/ false); }); + // load type declarations specified via 'types' argument or implicitly from types/ and node_modules/@types folders + var typeReferences = ts.getAutomaticTypeDirectiveNames(options, host); + if (typeReferences.length) { + // This containingFilename needs to match with the one used in managed-side + var containingDirectory = options.configFilePath ? ts.getDirectoryPath(options.configFilePath) : host.getCurrentDirectory(); + var containingFilename = ts.combinePaths(containingDirectory, "__inferred type names__.ts"); + var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeReferences, containingFilename); + for (var i = 0; i < typeReferences.length; i++) { + processTypeReferenceDirective(typeReferences[i], resolutions[i]); + } + } + // Do not process the default library if: + // - The '--noLib' flag is used. + // - A 'no-default-lib' reference comment is encountered in + // processing the root files. + if (!skipDefaultLib) { + // If '--lib' is not specified, include default library file according to '--target' + // otherwise, using options specified in '--lib' instead of '--target' default library file + if (!options.lib) { + processRootFile(getDefaultLibraryFileName(), /*isDefaultLib*/ true); + } + else { + ts.forEach(options.lib, function (libFileName) { + processRootFile(ts.combinePaths(defaultLibraryPath, libFileName), /*isDefaultLib*/ true); + }); + } + } + missingFilePaths = ts.arrayFrom(filesByName.keys(), function (p) { return p; }).filter(function (p) { return !filesByName.get(p); }); } - function emitParenthesizedType(node) { - write("("); - emit(node.type); - write(")"); + ts.Debug.assert(!!missingFilePaths); + // unconditionally set moduleResolutionCache to undefined to avoid unnecessary leaks + moduleResolutionCache = undefined; + // Release any files we have acquired in the old program but are + // not part of the new program. + if (oldProgram && host.onReleaseOldSourceFile) { + var oldSourceFiles = oldProgram.getSourceFiles(); + for (var _i = 0, oldSourceFiles_1 = oldSourceFiles; _i < oldSourceFiles_1.length; _i++) { + var oldSourceFile = oldSourceFiles_1[_i]; + if (!getSourceFile(oldSourceFile.path) || shouldCreateNewSourceFile) { + host.onReleaseOldSourceFile(oldSourceFile, oldProgram.getCompilerOptions()); + } + } } - function emitThisType() { - write("this"); + // unconditionally set oldProgram to undefined to prevent it from being captured in closure + oldProgram = undefined; + program = { + getRootFileNames: function () { return rootNames; }, + getSourceFile: getSourceFile, + getSourceFileByPath: getSourceFileByPath, + getSourceFiles: function () { return files; }, + getMissingFilePaths: function () { return missingFilePaths; }, + getCompilerOptions: function () { return options; }, + getSyntacticDiagnostics: getSyntacticDiagnostics, + getOptionsDiagnostics: getOptionsDiagnostics, + getGlobalDiagnostics: getGlobalDiagnostics, + getSemanticDiagnostics: getSemanticDiagnostics, + getDeclarationDiagnostics: getDeclarationDiagnostics, + getTypeChecker: getTypeChecker, + getClassifiableNames: getClassifiableNames, + getDiagnosticsProducingTypeChecker: getDiagnosticsProducingTypeChecker, + getCommonSourceDirectory: getCommonSourceDirectory, + emit: emit, + getCurrentDirectory: function () { return currentDirectory; }, + getNodeCount: function () { return getDiagnosticsProducingTypeChecker().getNodeCount(); }, + getIdentifierCount: function () { return getDiagnosticsProducingTypeChecker().getIdentifierCount(); }, + getSymbolCount: function () { return getDiagnosticsProducingTypeChecker().getSymbolCount(); }, + getTypeCount: function () { return getDiagnosticsProducingTypeChecker().getTypeCount(); }, + getFileProcessingDiagnostics: function () { return fileProcessingDiagnostics; }, + getResolvedTypeReferenceDirectives: function () { return resolvedTypeReferenceDirectives; }, + isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary, + isSourceFileDefaultLibrary: isSourceFileDefaultLibrary, + dropDiagnosticsProducingTypeChecker: dropDiagnosticsProducingTypeChecker, + getSourceFileFromReference: getSourceFileFromReference, + sourceFileToPackageName: sourceFileToPackageName, + redirectTargetsSet: redirectTargetsSet + }; + verifyCompilerOptions(); + ts.performance.mark("afterProgram"); + ts.performance.measure("Program", "beforeProgram", "afterProgram"); + return program; + function toPath(fileName) { + return ts.toPath(fileName, currentDirectory, getCanonicalFileName); } - function emitTypeOperator(node) { - writeTokenText(node.operator); - write(" "); - emit(node.type); + function getCommonSourceDirectory() { + if (commonSourceDirectory === undefined) { + var emittedFiles = ts.filter(files, function (file) { return ts.sourceFileMayBeEmitted(file, options, isSourceFileFromExternalLibrary); }); + if (options.rootDir && checkSourceFilesBelongToPath(emittedFiles, options.rootDir)) { + // If a rootDir is specified and is valid use it as the commonSourceDirectory + commonSourceDirectory = ts.getNormalizedAbsolutePath(options.rootDir, currentDirectory); + } + else { + commonSourceDirectory = computeCommonSourceDirectory(emittedFiles); + } + if (commonSourceDirectory && commonSourceDirectory[commonSourceDirectory.length - 1] !== ts.directorySeparator) { + // Make sure directory path ends with directory separator so this string can directly + // used to replace with "" to get the relative path of the source file and the relative path doesn't + // start with / making it rooted path + commonSourceDirectory += ts.directorySeparator; + } + } + return commonSourceDirectory; } - function emitIndexedAccessType(node) { - emit(node.objectType); - write("["); - emit(node.indexType); - write("]"); + function getClassifiableNames() { + if (!classifiableNames) { + // Initialize a checker so that all our files are bound. + getTypeChecker(); + classifiableNames = ts.createUnderscoreEscapedMap(); + for (var _i = 0, files_2 = files; _i < files_2.length; _i++) { + var sourceFile = files_2[_i]; + ts.copyEntries(sourceFile.classifiableNames, classifiableNames); + } + } + return classifiableNames; } - function emitMappedType(node) { - write("{"); - writeLine(); - increaseIndent(); - if (node.readonlyToken) { - write("readonly "); + function resolveModuleNamesReusingOldState(moduleNames, containingFile, file, oldProgramState) { + if (structuralIsReused === 0 /* Not */ && !file.ambientModuleNames.length) { + // If the old program state does not permit reusing resolutions and `file` does not contain locally defined ambient modules, + // the best we can do is fallback to the default logic. + return resolveModuleNamesWorker(moduleNames, containingFile); } - write("["); - emit(node.typeParameter.name); - write(" in "); - emit(node.typeParameter.constraint); - write("]"); - if (node.questionToken) { - write("?"); + var oldSourceFile = oldProgramState.program && oldProgramState.program.getSourceFile(containingFile); + if (oldSourceFile !== file && file.resolvedModules) { + // `file` was created for the new program. + // + // We only set `file.resolvedModules` via work from the current function, + // so it is defined iff we already called the current function on `file`. + // That call happened no later than the creation of the `file` object, + // which per above occured during the current program creation. + // Since we assume the filesystem does not change during program creation, + // it is safe to reuse resolutions from the earlier call. + var result_4 = []; + for (var _i = 0, moduleNames_1 = moduleNames; _i < moduleNames_1.length; _i++) { + var moduleName = moduleNames_1[_i]; + var resolvedModule = file.resolvedModules.get(moduleName); + result_4.push(resolvedModule); + } + return result_4; + } + // At this point, we know at least one of the following hold: + // - file has local declarations for ambient modules + // - old program state is available + // With this information, we can infer some module resolutions without performing resolution. + /** An ordered list of module names for which we cannot recover the resolution. */ + var unknownModuleNames; + /** + * The indexing of elements in this list matches that of `moduleNames`. + * + * Before combining results, result[i] is in one of the following states: + * * undefined: needs to be recomputed, + * * predictedToResolveToAmbientModuleMarker: known to be an ambient module. + * Needs to be reset to undefined before returning, + * * ResolvedModuleFull instance: can be reused. + */ + var result; + var reusedNames; + /** A transient placeholder used to mark predicted resolution in the result list. */ + var predictedToResolveToAmbientModuleMarker = {}; + for (var i = 0; i < moduleNames.length; i++) { + var moduleName = moduleNames[i]; + // If the source file is unchanged and doesnt have invalidated resolution, reuse the module resolutions + if (file === oldSourceFile && !hasInvalidatedResolution(oldSourceFile.path)) { + var oldResolvedModule = oldSourceFile && oldSourceFile.resolvedModules.get(moduleName); + if (oldResolvedModule) { + if (ts.isTraceEnabled(options, host)) { + ts.trace(host, ts.Diagnostics.Reusing_resolution_of_module_0_to_file_1_from_old_program, moduleName, containingFile); + } + (result || (result = new Array(moduleNames.length)))[i] = oldResolvedModule; + (reusedNames || (reusedNames = [])).push(moduleName); + continue; + } + } + // We know moduleName resolves to an ambient module provided that moduleName: + // - is in the list of ambient modules locally declared in the current source file. + // - resolved to an ambient module in the old program whose declaration is in an unmodified file + // (so the same module declaration will land in the new program) + var resolvesToAmbientModuleInNonModifiedFile = false; + if (ts.contains(file.ambientModuleNames, moduleName)) { + resolvesToAmbientModuleInNonModifiedFile = true; + if (ts.isTraceEnabled(options, host)) { + ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1, moduleName, containingFile); + } + } + else { + resolvesToAmbientModuleInNonModifiedFile = moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName, oldProgramState); + } + if (resolvesToAmbientModuleInNonModifiedFile) { + (result || (result = new Array(moduleNames.length)))[i] = predictedToResolveToAmbientModuleMarker; + } + else { + // Resolution failed in the old program, or resolved to an ambient module for which we can't reuse the result. + (unknownModuleNames || (unknownModuleNames = [])).push(moduleName); + } + } + var resolutions = unknownModuleNames && unknownModuleNames.length + ? resolveModuleNamesWorker(unknownModuleNames, containingFile, reusedNames) + : ts.emptyArray; + // Combine results of resolutions and predicted results + if (!result) { + // There were no unresolved/ambient resolutions. + ts.Debug.assert(resolutions.length === moduleNames.length); + return resolutions; + } + var j = 0; + for (var i = 0; i < result.length; i++) { + if (result[i]) { + // `result[i]` is either a `ResolvedModuleFull` or a marker. + // If it is the former, we can leave it as is. + if (result[i] === predictedToResolveToAmbientModuleMarker) { + result[i] = undefined; + } + } + else { + result[i] = resolutions[j]; + j++; + } + } + ts.Debug.assert(j === resolutions.length); + return result; + // If we change our policy of rechecking failed lookups on each program create, + // we should adjust the value returned here. + function moduleNameResolvesToAmbientModuleInNonModifiedFile(moduleName, oldProgramState) { + var resolutionToFile = ts.getResolvedModule(oldProgramState.file, moduleName); + if (resolutionToFile) { + // module used to be resolved to file - ignore it + return false; + } + var ambientModule = oldProgramState.program && oldProgramState.program.getTypeChecker().tryFindAmbientModuleWithoutAugmentations(moduleName); + if (!(ambientModule && ambientModule.declarations)) { + return false; + } + // at least one of declarations should come from non-modified source file + var firstUnmodifiedFile = ts.forEach(ambientModule.declarations, function (d) { + var f = ts.getSourceFileOfNode(d); + return !ts.contains(oldProgramState.modifiedFilePaths, f.path) && f; + }); + if (!firstUnmodifiedFile) { + return false; + } + if (ts.isTraceEnabled(options, host)) { + ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified, moduleName, firstUnmodifiedFile.fileName); + } + return true; } - write(": "); - emit(node.type); - write(";"); - writeLine(); - decreaseIndent(); - write("}"); - } - function emitLiteralType(node) { - emitExpression(node.literal); } - // - // Binding patterns - // - function emitObjectBindingPattern(node) { - var elements = node.elements; - if (elements.length === 0) { - write("{}"); - } - else { - write("{"); - emitList(node, elements, 432 /* ObjectBindingPatternElements */); - write("}"); + function tryReuseStructureFromOldProgram() { + if (!oldProgram) { + return 0 /* Not */; } - } - function emitArrayBindingPattern(node) { - var elements = node.elements; - if (elements.length === 0) { - write("[]"); + // check properties that can affect structure of the program or module resolution strategy + // if any of these properties has changed - structure cannot be reused + var oldOptions = oldProgram.getCompilerOptions(); + if (ts.changesAffectModuleResolution(oldOptions, options)) { + return oldProgram.structureIsReused = 0 /* Not */; } - else { - write("["); - emitList(node, node.elements, 304 /* ArrayBindingPatternElements */); - write("]"); + ts.Debug.assert(!(oldProgram.structureIsReused & (2 /* Completely */ | 1 /* SafeModules */))); + // there is an old program, check if we can reuse its structure + var oldRootNames = oldProgram.getRootFileNames(); + if (!ts.arrayIsEqualTo(oldRootNames, rootNames)) { + return oldProgram.structureIsReused = 0 /* Not */; } - } - function emitBindingElement(node) { - emitWithSuffix(node.propertyName, ": "); - writeIfPresent(node.dotDotDotToken, "..."); - emit(node.name); - emitExpressionWithPrefix(" = ", node.initializer); - } - // - // Expressions - // - function emitArrayLiteralExpression(node) { - var elements = node.elements; - if (elements.length === 0) { - write("[]"); + if (!ts.arrayIsEqualTo(options.types, oldOptions.types)) { + return oldProgram.structureIsReused = 0 /* Not */; } - else { - var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; - emitExpressionList(node, elements, 4466 /* ArrayLiteralExpressionElements */ | preferNewLine); + // check if program source files has changed in the way that can affect structure of the program + var newSourceFiles = []; + var filePaths = []; + var modifiedSourceFiles = []; + oldProgram.structureIsReused = 2 /* Completely */; + // If the missing file paths are now present, it can change the progam structure, + // and hence cant reuse the structure. + // This is same as how we dont reuse the structure if one of the file from old program is now missing + if (oldProgram.getMissingFilePaths().some(function (missingFilePath) { return host.fileExists(missingFilePath); })) { + return oldProgram.structureIsReused = 0 /* Not */; + } + var oldSourceFiles = oldProgram.getSourceFiles(); + var SeenPackageName; + (function (SeenPackageName) { + SeenPackageName[SeenPackageName["Exists"] = 0] = "Exists"; + SeenPackageName[SeenPackageName["Modified"] = 1] = "Modified"; + })(SeenPackageName || (SeenPackageName = {})); + var seenPackageNames = ts.createMap(); + for (var _i = 0, oldSourceFiles_2 = oldSourceFiles; _i < oldSourceFiles_2.length; _i++) { + var oldSourceFile = oldSourceFiles_2[_i]; + var newSourceFile = host.getSourceFileByPath + ? host.getSourceFileByPath(oldSourceFile.fileName, oldSourceFile.path, options.target, /*onError*/ undefined, shouldCreateNewSourceFile) + : host.getSourceFile(oldSourceFile.fileName, options.target, /*onError*/ undefined, shouldCreateNewSourceFile); + if (!newSourceFile) { + return oldProgram.structureIsReused = 0 /* Not */; + } + ts.Debug.assert(!newSourceFile.redirectInfo, "Host should not return a redirect source file from `getSourceFile`"); + var fileChanged = void 0; + if (oldSourceFile.redirectInfo) { + // We got `newSourceFile` by path, so it is actually for the unredirected file. + // This lets us know if the unredirected file has changed. If it has we should break the redirect. + if (newSourceFile !== oldSourceFile.redirectInfo.unredirected) { + // Underlying file has changed. Might not redirect anymore. Must rebuild program. + return oldProgram.structureIsReused = 0 /* Not */; + } + fileChanged = false; + newSourceFile = oldSourceFile; // Use the redirect. + } + else if (oldProgram.redirectTargetsSet.has(oldSourceFile.path)) { + // If a redirected-to source file changes, the redirect may be broken. + if (newSourceFile !== oldSourceFile) { + return oldProgram.structureIsReused = 0 /* Not */; + } + fileChanged = false; + } + else { + fileChanged = newSourceFile !== oldSourceFile; + } + newSourceFile.path = oldSourceFile.path; + filePaths.push(newSourceFile.path); + var packageName = oldProgram.sourceFileToPackageName.get(oldSourceFile.path); + if (packageName !== undefined) { + // If there are 2 different source files for the same package name and at least one of them changes, + // they might become redirects. So we must rebuild the program. + var prevKind = seenPackageNames.get(packageName); + var newKind = fileChanged ? 1 /* Modified */ : 0 /* Exists */; + if ((prevKind !== undefined && newKind === 1 /* Modified */) || prevKind === 1 /* Modified */) { + return oldProgram.structureIsReused = 0 /* Not */; + } + seenPackageNames.set(packageName, newKind); + } + if (fileChanged) { + // The `newSourceFile` object was created for the new program. + if (oldSourceFile.hasNoDefaultLib !== newSourceFile.hasNoDefaultLib) { + // value of no-default-lib has changed + // this will affect if default library is injected into the list of files + oldProgram.structureIsReused = 1 /* SafeModules */; + } + // check tripleslash references + if (!ts.arrayIsEqualTo(oldSourceFile.referencedFiles, newSourceFile.referencedFiles, fileReferenceIsEqualTo)) { + // tripleslash references has changed + oldProgram.structureIsReused = 1 /* SafeModules */; + } + // check imports and module augmentations + collectExternalModuleReferences(newSourceFile); + if (!ts.arrayIsEqualTo(oldSourceFile.imports, newSourceFile.imports, moduleNameIsEqualTo)) { + // imports has changed + oldProgram.structureIsReused = 1 /* SafeModules */; + } + if (!ts.arrayIsEqualTo(oldSourceFile.moduleAugmentations, newSourceFile.moduleAugmentations, moduleNameIsEqualTo)) { + // moduleAugmentations has changed + oldProgram.structureIsReused = 1 /* SafeModules */; + } + if ((oldSourceFile.flags & 524288 /* PossiblyContainsDynamicImport */) !== (newSourceFile.flags & 524288 /* PossiblyContainsDynamicImport */)) { + // dynamicImport has changed + oldProgram.structureIsReused = 1 /* SafeModules */; + } + if (!ts.arrayIsEqualTo(oldSourceFile.typeReferenceDirectives, newSourceFile.typeReferenceDirectives, fileReferenceIsEqualTo)) { + // 'types' references has changed + oldProgram.structureIsReused = 1 /* SafeModules */; + } + // tentatively approve the file + modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile }); + } + else if (hasInvalidatedResolution(oldSourceFile.path)) { + // 'module/types' references could have changed + oldProgram.structureIsReused = 1 /* SafeModules */; + // add file to the modified list so that we will resolve it later + modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile }); + } + // if file has passed all checks it should be safe to reuse it + newSourceFiles.push(newSourceFile); } - } - function emitObjectLiteralExpression(node) { - var properties = node.properties; - if (properties.length === 0) { - write("{}"); + if (oldProgram.structureIsReused !== 2 /* Completely */) { + return oldProgram.structureIsReused; } - else { - var indentedFlag = ts.getEmitFlags(node) & 32768 /* Indented */; - if (indentedFlag) { - increaseIndent(); + modifiedFilePaths = modifiedSourceFiles.map(function (f) { return f.newFile.path; }); + // try to verify results of module resolution + for (var _a = 0, modifiedSourceFiles_1 = modifiedSourceFiles; _a < modifiedSourceFiles_1.length; _a++) { + var _b = modifiedSourceFiles_1[_a], oldSourceFile = _b.oldFile, newSourceFile = _b.newFile; + var newSourceFilePath = ts.getNormalizedAbsolutePath(newSourceFile.fileName, currentDirectory); + if (resolveModuleNamesWorker) { + var moduleNames = getModuleNames(newSourceFile); + var oldProgramState = { program: oldProgram, file: oldSourceFile, modifiedFilePaths: modifiedFilePaths }; + var resolutions = resolveModuleNamesReusingOldState(moduleNames, newSourceFilePath, newSourceFile, oldProgramState); + // ensure that module resolution results are still correct + var resolutionsChanged = ts.hasChangesInResolutions(moduleNames, resolutions, oldSourceFile.resolvedModules, ts.moduleResolutionIsEqualTo); + if (resolutionsChanged) { + oldProgram.structureIsReused = 1 /* SafeModules */; + newSourceFile.resolvedModules = ts.zipToMap(moduleNames, resolutions); + } + else { + newSourceFile.resolvedModules = oldSourceFile.resolvedModules; + } } - var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; - var allowTrailingComma = languageVersion >= 1 /* ES5 */ ? 32 /* AllowTrailingComma */ : 0 /* None */; - emitList(node, properties, 978 /* ObjectLiteralExpressionProperties */ | allowTrailingComma | preferNewLine); - if (indentedFlag) { - decreaseIndent(); + if (resolveTypeReferenceDirectiveNamesWorker) { + var typesReferenceDirectives = ts.map(newSourceFile.typeReferenceDirectives, function (x) { return x.fileName; }); + var resolutions = resolveTypeReferenceDirectiveNamesWorker(typesReferenceDirectives, newSourceFilePath); + // ensure that types resolutions are still correct + var resolutionsChanged = ts.hasChangesInResolutions(typesReferenceDirectives, resolutions, oldSourceFile.resolvedTypeReferenceDirectiveNames, ts.typeDirectiveIsEqualTo); + if (resolutionsChanged) { + oldProgram.structureIsReused = 1 /* SafeModules */; + newSourceFile.resolvedTypeReferenceDirectiveNames = ts.zipToMap(typesReferenceDirectives, resolutions); + } + else { + newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames; + } } } - } - function emitPropertyAccessExpression(node) { - var indentBeforeDot = false; - var indentAfterDot = false; - if (!(ts.getEmitFlags(node) & 65536 /* NoIndentation */)) { - var dotRangeStart = node.expression.end; - var dotRangeEnd = ts.skipTrivia(currentText, node.expression.end) + 1; - var dotToken = { kind: 22 /* DotToken */, pos: dotRangeStart, end: dotRangeEnd }; - indentBeforeDot = needsIndentation(node, node.expression, dotToken); - indentAfterDot = needsIndentation(node, dotToken, node.name); + if (oldProgram.structureIsReused !== 2 /* Completely */) { + return oldProgram.structureIsReused; } - emitExpression(node.expression); - increaseIndentIf(indentBeforeDot); - var shouldEmitDotDot = !indentBeforeDot && needsDotDotForPropertyAccess(node.expression); - write(shouldEmitDotDot ? ".." : "."); - increaseIndentIf(indentAfterDot); - emit(node.name); - decreaseIndentIf(indentBeforeDot, indentAfterDot); - } - // 1..toString is a valid property access, emit a dot after the literal - // Also emit a dot if expression is a integer const enum value - it will appear in generated code as numeric literal - function needsDotDotForPropertyAccess(expression) { - if (expression.kind === 8 /* NumericLiteral */) { - // check if numeric literal was originally written with a dot - var text = getLiteralTextOfNode(expression); - return text.indexOf(ts.tokenToString(22 /* DotToken */)) < 0; + if (host.hasChangedAutomaticTypeDirectiveNames) { + return oldProgram.structureIsReused = 1 /* SafeModules */; } - else if (ts.isPropertyAccessExpression(expression) || ts.isElementAccessExpression(expression)) { - // check if constant enum value is integer - var constantValue = ts.getConstantValue(expression); - // isFinite handles cases when constantValue is undefined - return isFinite(constantValue) - && Math.floor(constantValue) === constantValue - && compilerOptions.removeComments; + missingFilePaths = oldProgram.getMissingFilePaths(); + // update fileName -> file mapping + for (var i = 0; i < newSourceFiles.length; i++) { + filesByName.set(filePaths[i], newSourceFiles[i]); + // Set the file as found during node modules search if it was found that way in old progra, + if (oldProgram.isSourceFileFromExternalLibrary(oldProgram.getSourceFileByPath(filePaths[i]))) { + sourceFilesFoundSearchingNodeModules.set(filePaths[i], true); + } } + files = newSourceFiles; + fileProcessingDiagnostics = oldProgram.getFileProcessingDiagnostics(); + for (var _c = 0, modifiedSourceFiles_2 = modifiedSourceFiles; _c < modifiedSourceFiles_2.length; _c++) { + var modifiedFile = modifiedSourceFiles_2[_c]; + fileProcessingDiagnostics.reattachFileDiagnostics(modifiedFile.newFile); + } + resolvedTypeReferenceDirectives = oldProgram.getResolvedTypeReferenceDirectives(); + sourceFileToPackageName = oldProgram.sourceFileToPackageName; + redirectTargetsSet = oldProgram.redirectTargetsSet; + return oldProgram.structureIsReused = 2 /* Completely */; } - function emitElementAccessExpression(node) { - emitExpression(node.expression); - write("["); - emitExpression(node.argumentExpression); - write("]"); - } - function emitCallExpression(node) { - emitExpression(node.expression); - emitTypeArguments(node, node.typeArguments); - emitExpressionList(node, node.arguments, 1296 /* CallExpressionArguments */); - } - function emitNewExpression(node) { - write("new "); - emitExpression(node.expression); - emitTypeArguments(node, node.typeArguments); - emitExpressionList(node, node.arguments, 9488 /* NewExpressionArguments */); + function getEmitHost(writeFileCallback) { + return { + getCanonicalFileName: getCanonicalFileName, + getCommonSourceDirectory: program.getCommonSourceDirectory, + getCompilerOptions: program.getCompilerOptions, + getCurrentDirectory: function () { return currentDirectory; }, + getNewLine: function () { return host.getNewLine(); }, + getSourceFile: program.getSourceFile, + getSourceFileByPath: program.getSourceFileByPath, + getSourceFiles: program.getSourceFiles, + isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary, + writeFile: writeFileCallback || (function (fileName, data, writeByteOrderMark, onError, sourceFiles) { return host.writeFile(fileName, data, writeByteOrderMark, onError, sourceFiles); }), + isEmitBlocked: isEmitBlocked, + }; } - function emitTaggedTemplateExpression(node) { - emitExpression(node.tag); - write(" "); - emitExpression(node.template); + function isSourceFileFromExternalLibrary(file) { + return sourceFilesFoundSearchingNodeModules.get(file.path); } - function emitTypeAssertionExpression(node) { - if (node.type) { - write("<"); - emit(node.type); - write(">"); + function isSourceFileDefaultLibrary(file) { + if (file.hasNoDefaultLib) { + return true; + } + if (!options.noLib) { + return false; + } + // If '--lib' is not specified, include default library file according to '--target' + // otherwise, using options specified in '--lib' instead of '--target' default library file + if (!options.lib) { + return ts.compareStrings(file.fileName, getDefaultLibraryFileName(), /*ignoreCase*/ !host.useCaseSensitiveFileNames()) === 0 /* EqualTo */; + } + else { + return ts.forEach(options.lib, function (libFileName) { return ts.compareStrings(file.fileName, ts.combinePaths(defaultLibraryPath, libFileName), /*ignoreCase*/ !host.useCaseSensitiveFileNames()) === 0 /* EqualTo */; }); } - emitExpression(node.expression); } - function emitParenthesizedExpression(node) { - write("("); - emitExpression(node.expression); - write(")"); + function getDiagnosticsProducingTypeChecker() { + return diagnosticsProducingTypeChecker || (diagnosticsProducingTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ true)); } - function emitFunctionExpression(node) { - emitFunctionDeclarationOrExpression(node); + function dropDiagnosticsProducingTypeChecker() { + diagnosticsProducingTypeChecker = undefined; } - function emitArrowFunction(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - emitSignatureAndBody(node, emitArrowFunctionHead); + function getTypeChecker() { + return noDiagnosticsTypeChecker || (noDiagnosticsTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ false)); } - function emitArrowFunctionHead(node) { - emitTypeParameters(node, node.typeParameters); - emitParametersForArrow(node, node.parameters); - emitWithPrefix(": ", node.type); - write(" =>"); + function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers) { + return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers); }); } - function emitDeleteExpression(node) { - write("delete "); - emitExpression(node.expression); + function isEmitBlocked(emitFileName) { + return hasEmitBlockingDiagnostics.has(toPath(emitFileName)); } - function emitTypeOfExpression(node) { - write("typeof "); - emitExpression(node.expression); + function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, customTransformers) { + var declarationDiagnostics = []; + if (options.noEmit) { + return { diagnostics: declarationDiagnostics, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true }; + } + // If the noEmitOnError flag is set, then check if we have any errors so far. If so, + // immediately bail out. Note that we pass 'undefined' for 'sourceFile' so that we + // get any preEmit diagnostics, not just the ones + if (options.noEmitOnError) { + var diagnostics = program.getOptionsDiagnostics(cancellationToken).concat(program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken)); + if (diagnostics.length === 0 && program.getCompilerOptions().declaration) { + declarationDiagnostics = program.getDeclarationDiagnostics(/*sourceFile*/ undefined, cancellationToken); + } + if (diagnostics.length > 0 || declarationDiagnostics.length > 0) { + return { + diagnostics: ts.concatenate(diagnostics, declarationDiagnostics), + sourceMaps: undefined, + emittedFiles: undefined, + emitSkipped: true + }; + } + } + // Create the emit resolver outside of the "emitTime" tracking code below. That way + // any cost associated with it (like type checking) are appropriate associated with + // the type-checking counter. + // + // If the -out option is specified, we should not pass the source file to getEmitResolver. + // This is because in the -out scenario all files need to be emitted, and therefore all + // files need to be type checked. And the way to specify that all files need to be type + // checked is to not pass the file to getEmitResolver. + var emitResolver = getDiagnosticsProducingTypeChecker().getEmitResolver((options.outFile || options.out) ? undefined : sourceFile); + ts.performance.mark("beforeEmit"); + var transformers = emitOnlyDtsFiles ? [] : ts.getTransformers(options, customTransformers); + var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, emitOnlyDtsFiles, transformers); + ts.performance.mark("afterEmit"); + ts.performance.measure("Emit", "beforeEmit", "afterEmit"); + return emitResult; } - function emitVoidExpression(node) { - write("void "); - emitExpression(node.expression); + function getSourceFile(fileName) { + return getSourceFileByPath(toPath(fileName)); } - function emitAwaitExpression(node) { - write("await "); - emitExpression(node.expression); + function getSourceFileByPath(path) { + return filesByName.get(path); } - function emitPrefixUnaryExpression(node) { - writeTokenText(node.operator); - if (shouldEmitWhitespaceBeforeOperand(node)) { - write(" "); + function getDiagnosticsHelper(sourceFile, getDiagnostics, cancellationToken) { + if (sourceFile) { + return getDiagnostics(sourceFile, cancellationToken); } - emitExpression(node.operand); - } - function shouldEmitWhitespaceBeforeOperand(node) { - // In some cases, we need to emit a space between the operator and the operand. One obvious case - // is when the operator is an identifier, like delete or typeof. We also need to do this for plus - // and minus expressions in certain cases. Specifically, consider the following two cases (parens - // are just for clarity of exposition, and not part of the source code): - // - // (+(+1)) - // (+(++1)) - // - // We need to emit a space in both cases. In the first case, the absence of a space will make - // the resulting expression a prefix increment operation. And in the second, it will make the resulting - // expression a prefix increment whose operand is a plus expression - (++(+x)) - // The same is true of minus of course. - var operand = node.operand; - return operand.kind === 190 /* PrefixUnaryExpression */ - && ((node.operator === 36 /* PlusToken */ && (operand.operator === 36 /* PlusToken */ || operand.operator === 42 /* PlusPlusToken */)) - || (node.operator === 37 /* MinusToken */ && (operand.operator === 37 /* MinusToken */ || operand.operator === 43 /* MinusMinusToken */))); - } - function emitPostfixUnaryExpression(node) { - emitExpression(node.operand); - writeTokenText(node.operator); + return ts.sortAndDeduplicateDiagnostics(ts.flatMap(program.getSourceFiles(), function (sourceFile) { + if (cancellationToken) { + cancellationToken.throwIfCancellationRequested(); + } + return getDiagnostics(sourceFile, cancellationToken); + })); } - function emitBinaryExpression(node) { - var isCommaOperator = node.operatorToken.kind !== 25 /* CommaToken */; - var indentBeforeOperator = needsIndentation(node, node.left, node.operatorToken); - var indentAfterOperator = needsIndentation(node, node.operatorToken, node.right); - emitExpression(node.left); - increaseIndentIf(indentBeforeOperator, isCommaOperator ? " " : undefined); - writeTokenText(node.operatorToken.kind); - increaseIndentIf(indentAfterOperator, " "); - emitExpression(node.right); - decreaseIndentIf(indentBeforeOperator, indentAfterOperator); + function getSyntacticDiagnostics(sourceFile, cancellationToken) { + return getDiagnosticsHelper(sourceFile, getSyntacticDiagnosticsForFile, cancellationToken); } - function emitConditionalExpression(node) { - var indentBeforeQuestion = needsIndentation(node, node.condition, node.questionToken); - var indentAfterQuestion = needsIndentation(node, node.questionToken, node.whenTrue); - var indentBeforeColon = needsIndentation(node, node.whenTrue, node.colonToken); - var indentAfterColon = needsIndentation(node, node.colonToken, node.whenFalse); - emitExpression(node.condition); - increaseIndentIf(indentBeforeQuestion, " "); - write("?"); - increaseIndentIf(indentAfterQuestion, " "); - emitExpression(node.whenTrue); - decreaseIndentIf(indentBeforeQuestion, indentAfterQuestion); - increaseIndentIf(indentBeforeColon, " "); - write(":"); - increaseIndentIf(indentAfterColon, " "); - emitExpression(node.whenFalse); - decreaseIndentIf(indentBeforeColon, indentAfterColon); + function getSemanticDiagnostics(sourceFile, cancellationToken) { + return getDiagnosticsHelper(sourceFile, getSemanticDiagnosticsForFile, cancellationToken); } - function emitTemplateExpression(node) { - emit(node.head); - emitList(node, node.templateSpans, 131072 /* TemplateExpressionSpans */); + function getDeclarationDiagnostics(sourceFile, cancellationToken) { + var options = program.getCompilerOptions(); + // collect diagnostics from the program only once if either no source file was specified or out/outFile is set (bundled emit) + if (!sourceFile || options.out || options.outFile) { + return getDeclarationDiagnosticsWorker(sourceFile, cancellationToken); + } + else { + return getDiagnosticsHelper(sourceFile, getDeclarationDiagnosticsForFile, cancellationToken); + } } - function emitYieldExpression(node) { - write(node.asteriskToken ? "yield*" : "yield"); - emitExpressionWithPrefix(" ", node.expression); + function getSyntacticDiagnosticsForFile(sourceFile) { + // For JavaScript files, we report semantic errors for using TypeScript-only + // constructs from within a JavaScript file as syntactic errors. + if (ts.isSourceFileJavaScript(sourceFile)) { + if (!sourceFile.additionalSyntacticDiagnostics) { + sourceFile.additionalSyntacticDiagnostics = getJavaScriptSyntacticDiagnosticsForFile(sourceFile); + if (ts.isCheckJsEnabledForFile(sourceFile, options)) { + sourceFile.additionalSyntacticDiagnostics = ts.concatenate(sourceFile.additionalSyntacticDiagnostics, sourceFile.jsDocDiagnostics); + } + } + return ts.concatenate(sourceFile.additionalSyntacticDiagnostics, sourceFile.parseDiagnostics); + } + return sourceFile.parseDiagnostics; } - function emitSpreadExpression(node) { - write("..."); - emitExpression(node.expression); + function runWithCancellationToken(func) { + try { + return func(); + } + catch (e) { + if (e instanceof ts.OperationCanceledException) { + // We were canceled while performing the operation. Because our type checker + // might be a bad state, we need to throw it away. + // + // Note: we are overly aggressive here. We do not actually *have* to throw away + // the "noDiagnosticsTypeChecker". However, for simplicity, i'd like to keep + // the lifetimes of these two TypeCheckers the same. Also, we generally only + // cancel when the user has made a change anyways. And, in that case, we (the + // program instance) will get thrown away anyways. So trying to keep one of + // these type checkers alive doesn't serve much purpose. + noDiagnosticsTypeChecker = undefined; + diagnosticsProducingTypeChecker = undefined; + } + throw e; + } } - function emitClassExpression(node) { - emitClassDeclarationOrExpression(node); + function getSemanticDiagnosticsForFile(sourceFile, cancellationToken) { + return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedSemanticDiagnosticsForFile, getSemanticDiagnosticsForFileNoCache); } - function emitExpressionWithTypeArguments(node) { - emitExpression(node.expression); - emitTypeArguments(node, node.typeArguments); + function getSemanticDiagnosticsForFileNoCache(sourceFile, cancellationToken) { + return runWithCancellationToken(function () { + // If skipLibCheck is enabled, skip reporting errors if file is a declaration file. + // If skipDefaultLibCheck is enabled, skip reporting errors if file contains a + // '/// ' directive. + if (options.skipLibCheck && sourceFile.isDeclarationFile || options.skipDefaultLibCheck && sourceFile.hasNoDefaultLib) { + return ts.emptyArray; + } + var typeChecker = getDiagnosticsProducingTypeChecker(); + ts.Debug.assert(!!sourceFile.bindDiagnostics); + // By default, only type-check .ts, .tsx, and 'External' files (external files are added by plugins) + var includeBindAndCheckDiagnostics = sourceFile.scriptKind === 3 /* TS */ || sourceFile.scriptKind === 4 /* TSX */ || + sourceFile.scriptKind === 5 /* External */ || ts.isCheckJsEnabledForFile(sourceFile, options); + var bindDiagnostics = includeBindAndCheckDiagnostics ? sourceFile.bindDiagnostics : ts.emptyArray; + var checkDiagnostics = includeBindAndCheckDiagnostics ? typeChecker.getDiagnostics(sourceFile, cancellationToken) : ts.emptyArray; + var fileProcessingDiagnosticsInFile = fileProcessingDiagnostics.getDiagnostics(sourceFile.fileName); + var programDiagnosticsInFile = programDiagnostics.getDiagnostics(sourceFile.fileName); + var diagnostics = bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile); + return ts.filter(diagnostics, shouldReportDiagnostic); + }); } - function emitAsExpression(node) { - emitExpression(node.expression); - if (node.type) { - write(" as "); - emit(node.type); + /** + * Skip errors if previous line start with '// @ts-ignore' comment, not counting non-empty non-comment lines + */ + function shouldReportDiagnostic(diagnostic) { + var file = diagnostic.file, start = diagnostic.start; + if (file) { + var lineStarts = ts.getLineStarts(file); + var line = ts.computeLineAndCharacterOfPosition(lineStarts, start).line; + while (line > 0) { + var previousLineText = file.text.slice(lineStarts[line - 1], lineStarts[line]); + var result = ignoreDiagnosticCommentRegEx.exec(previousLineText); + if (!result) { + // non-empty line + return true; + } + if (result[3]) { + // @ts-ignore + return false; + } + line--; + } } + return true; + } + function getJavaScriptSyntacticDiagnosticsForFile(sourceFile) { + return runWithCancellationToken(function () { + var diagnostics = []; + var parent = sourceFile; + walk(sourceFile); + return diagnostics; + function walk(node) { + // Return directly from the case if the given node doesnt want to visit each child + // Otherwise break to visit each child + switch (parent.kind) { + case 146 /* Parameter */: + case 149 /* PropertyDeclaration */: + if (parent.questionToken === node) { + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?")); + return; + } + // falls through + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + case 226 /* VariableDeclaration */: + // type annotation + if (parent.type === node) { + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.types_can_only_be_used_in_a_ts_file)); + return; + } + } + switch (node.kind) { + case 237 /* ImportEqualsDeclaration */: + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.import_can_only_be_used_in_a_ts_file)); + return; + case 243 /* ExportAssignment */: + if (node.isExportEquals) { + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.export_can_only_be_used_in_a_ts_file)); + return; + } + break; + case 259 /* HeritageClause */: + var heritageClause = node; + if (heritageClause.token === 108 /* ImplementsKeyword */) { + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.implements_clauses_can_only_be_used_in_a_ts_file)); + return; + } + break; + case 230 /* InterfaceDeclaration */: + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.interface_declarations_can_only_be_used_in_a_ts_file)); + return; + case 233 /* ModuleDeclaration */: + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.module_declarations_can_only_be_used_in_a_ts_file)); + return; + case 231 /* TypeAliasDeclaration */: + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.type_aliases_can_only_be_used_in_a_ts_file)); + return; + case 232 /* EnumDeclaration */: + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.enum_declarations_can_only_be_used_in_a_ts_file)); + return; + case 203 /* NonNullExpression */: + diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.non_null_assertions_can_only_be_used_in_a_ts_file)); + return; + case 202 /* AsExpression */: + diagnostics.push(createDiagnosticForNode(node.type, ts.Diagnostics.type_assertion_expressions_can_only_be_used_in_a_ts_file)); + return; + case 184 /* TypeAssertionExpression */: + ts.Debug.fail(); // Won't parse these in a JS file anyway, as they are interpreted as JSX. + } + var prevParent = parent; + parent = node; + ts.forEachChild(node, walk, walkArray); + parent = prevParent; + } + function walkArray(nodes) { + if (parent.decorators === nodes && !options.experimentalDecorators) { + diagnostics.push(createDiagnosticForNode(parent, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning)); + } + switch (parent.kind) { + case 229 /* ClassDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + // Check type parameters + if (nodes === parent.typeParameters) { + diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_parameter_declarations_can_only_be_used_in_a_ts_file)); + return; + } + // falls through + case 208 /* VariableStatement */: + // Check modifiers + if (nodes === parent.modifiers) { + return checkModifiers(nodes, parent.kind === 208 /* VariableStatement */); + } + break; + case 149 /* PropertyDeclaration */: + // Check modifiers of property declaration + if (nodes === parent.modifiers) { + for (var _i = 0, _a = nodes; _i < _a.length; _i++) { + var modifier = _a[_i]; + if (modifier.kind !== 115 /* StaticKeyword */) { + diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind))); + } + } + return; + } + break; + case 146 /* Parameter */: + // Check modifiers of parameter declaration + if (nodes === parent.modifiers) { + diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.parameter_modifiers_can_only_be_used_in_a_ts_file)); + return; + } + break; + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 201 /* ExpressionWithTypeArguments */: + // Check type arguments + if (nodes === parent.typeArguments) { + diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_arguments_can_only_be_used_in_a_ts_file)); + return; + } + break; + } + for (var _b = 0, nodes_8 = nodes; _b < nodes_8.length; _b++) { + var node = nodes_8[_b]; + walk(node); + } + } + function checkModifiers(modifiers, isConstValid) { + for (var _i = 0, modifiers_1 = modifiers; _i < modifiers_1.length; _i++) { + var modifier = modifiers_1[_i]; + switch (modifier.kind) { + case 76 /* ConstKeyword */: + if (isConstValid) { + continue; + } + // to report error, + // falls through + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 131 /* ReadonlyKeyword */: + case 124 /* DeclareKeyword */: + case 117 /* AbstractKeyword */: + diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind))); + break; + // These are all legal modifiers. + case 115 /* StaticKeyword */: + case 84 /* ExportKeyword */: + case 79 /* DefaultKeyword */: + } + } + } + function createDiagnosticForNodeArray(nodes, message, arg0, arg1, arg2) { + var start = nodes.pos; + return ts.createFileDiagnostic(sourceFile, start, nodes.end - start, message, arg0, arg1, arg2); + } + // Since these are syntactic diagnostics, parent might not have been set + // this means the sourceFile cannot be infered from the node + function createDiagnosticForNode(node, message, arg0, arg1, arg2) { + return ts.createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2); + } + }); } - function emitNonNullExpression(node) { - emitExpression(node.expression); - write("!"); + function getDeclarationDiagnosticsWorker(sourceFile, cancellationToken) { + return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedDeclarationDiagnosticsForFile, getDeclarationDiagnosticsForFileNoCache); } - // - // Misc - // - function emitTemplateSpan(node) { - emitExpression(node.expression); - emit(node.literal); + function getDeclarationDiagnosticsForFileNoCache(sourceFile, cancellationToken) { + return runWithCancellationToken(function () { + var resolver = getDiagnosticsProducingTypeChecker().getEmitResolver(sourceFile, cancellationToken); + // Don't actually write any files since we're just getting diagnostics. + return ts.getDeclarationDiagnostics(getEmitHost(ts.noop), resolver, sourceFile); + }); } - // - // Statements - // - function emitBlock(node) { - if (isSingleLineEmptyBlock(node)) { - writeToken(16 /* OpenBraceToken */, node.pos, /*contextNode*/ node); - write(" "); - writeToken(17 /* CloseBraceToken */, node.statements.end, /*contextNode*/ node); + function getAndCacheDiagnostics(sourceFile, cancellationToken, cache, getDiagnostics) { + var cachedResult = sourceFile + ? cache.perFile && cache.perFile.get(sourceFile.path) + : cache.allDiagnostics; + if (cachedResult) { + return cachedResult; } - else { - writeToken(16 /* OpenBraceToken */, node.pos, /*contextNode*/ node); - emitBlockStatements(node); - writeToken(17 /* CloseBraceToken */, node.statements.end, /*contextNode*/ node); - } - } - function emitBlockStatements(node) { - if (ts.getEmitFlags(node) & 1 /* SingleLine */) { - emitList(node, node.statements, 384 /* SingleLineBlockStatements */); + var result = getDiagnostics(sourceFile, cancellationToken) || ts.emptyArray; + if (sourceFile) { + if (!cache.perFile) { + cache.perFile = ts.createMap(); + } + cache.perFile.set(sourceFile.path, result); } else { - emitList(node, node.statements, 65 /* MultiLineBlockStatements */); + cache.allDiagnostics = result; } + return result; } - function emitVariableStatement(node) { - emitModifiers(node, node.modifiers); - emit(node.declarationList); - write(";"); + function getDeclarationDiagnosticsForFile(sourceFile, cancellationToken) { + return sourceFile.isDeclarationFile ? [] : getDeclarationDiagnosticsWorker(sourceFile, cancellationToken); } - function emitEmptyStatement() { - write(";"); + function getOptionsDiagnostics() { + return ts.sortAndDeduplicateDiagnostics(ts.concatenate(fileProcessingDiagnostics.getGlobalDiagnostics(), ts.concatenate(programDiagnostics.getGlobalDiagnostics(), options.configFile ? programDiagnostics.getDiagnostics(options.configFile.fileName) : []))); } - function emitExpressionStatement(node) { - emitExpression(node.expression); - write(";"); + function getGlobalDiagnostics() { + return ts.sortAndDeduplicateDiagnostics(getDiagnosticsProducingTypeChecker().getGlobalDiagnostics().slice()); } - function emitIfStatement(node) { - var openParenPos = writeToken(89 /* IfKeyword */, node.pos, node); - write(" "); - writeToken(18 /* OpenParenToken */, openParenPos, node); - emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end, node); - emitEmbeddedStatement(node, node.thenStatement); - if (node.elseStatement) { - writeLineOrSpace(node); - writeToken(81 /* ElseKeyword */, node.thenStatement.end, node); - if (node.elseStatement.kind === 208 /* IfStatement */) { - write(" "); - emit(node.elseStatement); + function processRootFile(fileName, isDefaultLib) { + processSourceFile(ts.normalizePath(fileName), isDefaultLib, /*packageId*/ undefined); + } + function fileReferenceIsEqualTo(a, b) { + return a.fileName === b.fileName; + } + function moduleNameIsEqualTo(a, b) { + return a.kind === 9 /* StringLiteral */ + ? b.kind === 9 /* StringLiteral */ && a.text === b.text + : b.kind === 71 /* Identifier */ && a.escapedText === b.escapedText; + } + function collectExternalModuleReferences(file) { + if (file.imports) { + return; + } + var isJavaScriptFile = ts.isSourceFileJavaScript(file); + var isExternalModuleFile = ts.isExternalModule(file); + // file.imports may not be undefined if there exists dynamic import + var imports; + var moduleAugmentations; + var ambientModules; + // If we are importing helpers, we need to add a synthetic reference to resolve the + // helpers library. + if (options.importHelpers + && (options.isolatedModules || isExternalModuleFile) + && !file.isDeclarationFile) { + // synthesize 'import "tslib"' declaration + var externalHelpersModuleReference = ts.createLiteral(ts.externalHelpersModuleNameText); + var importDecl = ts.createImportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, /*importClause*/ undefined); + externalHelpersModuleReference.parent = importDecl; + importDecl.parent = file; + imports = [externalHelpersModuleReference]; + } + for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { + var node = _a[_i]; + collectModuleReferences(node, /*inAmbientModule*/ false); + if ((file.flags & 524288 /* PossiblyContainsDynamicImport */) || isJavaScriptFile) { + collectDynamicImportOrRequireCalls(node); + } + } + file.imports = imports || ts.emptyArray; + file.moduleAugmentations = moduleAugmentations || ts.emptyArray; + file.ambientModuleNames = ambientModules || ts.emptyArray; + return; + function collectModuleReferences(node, inAmbientModule) { + switch (node.kind) { + case 238 /* ImportDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 244 /* ExportDeclaration */: + var moduleNameExpr = ts.getExternalModuleName(node); + if (!moduleNameExpr || !ts.isStringLiteral(moduleNameExpr)) { + break; + } + if (!moduleNameExpr.text) { + break; + } + // TypeScript 1.0 spec (April 2014): 12.1.6 + // An ExternalImportDeclaration in an AmbientExternalModuleDeclaration may reference other external modules + // only through top - level external module names. Relative external module names are not permitted. + if (!inAmbientModule || !ts.isExternalModuleNameRelative(moduleNameExpr.text)) { + (imports || (imports = [])).push(moduleNameExpr); + } + break; + case 233 /* ModuleDeclaration */: + if (ts.isAmbientModule(node) && (inAmbientModule || ts.hasModifier(node, 2 /* Ambient */) || file.isDeclarationFile)) { + var moduleName = node.name; + var nameText = ts.getTextOfIdentifierOrLiteral(moduleName); + // Ambient module declarations can be interpreted as augmentations for some existing external modules. + // This will happen in two cases: + // - if current file is external module then module augmentation is a ambient module declaration defined in the top level scope + // - if current file is not external module then module augmentation is an ambient module declaration with non-relative module name + // immediately nested in top level ambient module declaration . + if (isExternalModuleFile || (inAmbientModule && !ts.isExternalModuleNameRelative(nameText))) { + (moduleAugmentations || (moduleAugmentations = [])).push(moduleName); + } + else if (!inAmbientModule) { + if (file.isDeclarationFile) { + // for global .d.ts files record name of ambient module + (ambientModules || (ambientModules = [])).push(nameText); + } + // An AmbientExternalModuleDeclaration declares an external module. + // This type of declaration is permitted only in the global module. + // The StringLiteral must specify a top - level external module name. + // Relative external module names are not permitted + // NOTE: body of ambient module is always a module block, if it exists + var body = node.body; + if (body) { + for (var _i = 0, _a = body.statements; _i < _a.length; _i++) { + var statement = _a[_i]; + collectModuleReferences(statement, /*inAmbientModule*/ true); + } + } + } + } + } + } + function collectDynamicImportOrRequireCalls(node) { + if (ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { + (imports || (imports = [])).push(node.arguments[0]); + } + else if (ts.isImportCall(node) && node.arguments.length === 1 && node.arguments[0].kind === 9 /* StringLiteral */) { + (imports || (imports = [])).push(node.arguments[0]); } else { - emitEmbeddedStatement(node, node.elseStatement); + ts.forEachChild(node, collectDynamicImportOrRequireCalls); } } } - function emitDoStatement(node) { - write("do"); - emitEmbeddedStatement(node, node.statement); - if (ts.isBlock(node.statement)) { - write(" "); + /** This should have similar behavior to 'processSourceFile' without diagnostics or mutation. */ + function getSourceFileFromReference(referencingFile, ref) { + return getSourceFileFromReferenceWorker(resolveTripleslashReference(ref.fileName, referencingFile.fileName), function (fileName) { return filesByName.get(toPath(fileName)); }); + } + function getSourceFileFromReferenceWorker(fileName, getSourceFile, fail, refFile) { + if (ts.hasExtension(fileName)) { + if (!options.allowNonTsExtensions && !ts.forEach(supportedExtensions, function (extension) { return ts.fileExtensionIs(host.getCanonicalFileName(fileName), extension); })) { + if (fail) + fail(ts.Diagnostics.File_0_has_unsupported_extension_The_only_supported_extensions_are_1, fileName, "'" + supportedExtensions.join("', '") + "'"); + return undefined; + } + var sourceFile = getSourceFile(fileName); + if (fail) { + if (!sourceFile) { + fail(ts.Diagnostics.File_0_not_found, fileName); + } + else if (refFile && host.getCanonicalFileName(fileName) === host.getCanonicalFileName(refFile.fileName)) { + fail(ts.Diagnostics.A_file_cannot_have_a_reference_to_itself); + } + } + return sourceFile; } else { - writeLineOrSpace(node); + var sourceFileNoExtension = options.allowNonTsExtensions && getSourceFile(fileName); + if (sourceFileNoExtension) + return sourceFileNoExtension; + if (fail && options.allowNonTsExtensions) { + fail(ts.Diagnostics.File_0_not_found, fileName); + return undefined; + } + var sourceFileWithAddedExtension = ts.forEach(supportedExtensions, function (extension) { return getSourceFile(fileName + extension); }); + if (fail && !sourceFileWithAddedExtension) + fail(ts.Diagnostics.File_0_not_found, fileName + ".ts" /* Ts */); + return sourceFileWithAddedExtension; } - write("while ("); - emitExpression(node.expression); - write(");"); - } - function emitWhileStatement(node) { - write("while ("); - emitExpression(node.expression); - write(")"); - emitEmbeddedStatement(node, node.statement); } - function emitForStatement(node) { - var openParenPos = writeToken(87 /* ForKeyword */, node.pos); - write(" "); - writeToken(18 /* OpenParenToken */, openParenPos, /*contextNode*/ node); - emitForBinding(node.initializer); - write(";"); - emitExpressionWithPrefix(" ", node.condition); - write(";"); - emitExpressionWithPrefix(" ", node.incrementor); - write(")"); - emitEmbeddedStatement(node, node.statement); + /** This has side effects through `findSourceFile`. */ + function processSourceFile(fileName, isDefaultLib, packageId, refFile, refPos, refEnd) { + getSourceFileFromReferenceWorker(fileName, function (fileName) { return findSourceFile(fileName, toPath(fileName), isDefaultLib, refFile, refPos, refEnd, packageId); }, function (diagnostic) { + var args = []; + for (var _i = 1; _i < arguments.length; _i++) { + args[_i - 1] = arguments[_i]; + } + fileProcessingDiagnostics.add(refFile !== undefined && refEnd !== undefined && refPos !== undefined + ? ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, diagnostic].concat(args)) : ts.createCompilerDiagnostic.apply(void 0, [diagnostic].concat(args))); + }, refFile); } - function emitForInStatement(node) { - var openParenPos = writeToken(87 /* ForKeyword */, node.pos); - write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); - emitForBinding(node.initializer); - write(" in "); - emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end); - emitEmbeddedStatement(node, node.statement); + function reportFileNamesDifferOnlyInCasingError(fileName, existingFileName, refFile, refPos, refEnd) { + if (refFile !== undefined && refPos !== undefined && refEnd !== undefined) { + fileProcessingDiagnostics.add(ts.createFileDiagnostic(refFile, refPos, refEnd - refPos, ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName)); + } + else { + fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName)); + } } - function emitForOfStatement(node) { - var openParenPos = writeToken(87 /* ForKeyword */, node.pos); - write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); - emitForBinding(node.initializer); - write(" of "); - emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end); - emitEmbeddedStatement(node, node.statement); + function createRedirectSourceFile(redirectTarget, unredirected, fileName, path) { + var redirect = Object.create(redirectTarget); + redirect.fileName = fileName; + redirect.path = path; + redirect.redirectInfo = { redirectTarget: redirectTarget, unredirected: unredirected }; + Object.defineProperties(redirect, { + id: { + get: function () { return this.redirectInfo.redirectTarget.id; }, + set: function (value) { this.redirectInfo.redirectTarget.id = value; }, + }, + symbol: { + get: function () { return this.redirectInfo.redirectTarget.symbol; }, + set: function (value) { this.redirectInfo.redirectTarget.symbol = value; }, + }, + }); + return redirect; } - function emitForBinding(node) { - if (node !== undefined) { - if (node.kind === 224 /* VariableDeclarationList */) { - emit(node); + // Get source file from normalized fileName + function findSourceFile(fileName, path, isDefaultLib, refFile, refPos, refEnd, packageId) { + if (filesByName.has(path)) { + var file_1 = filesByName.get(path); + // try to check if we've already seen this file but with a different casing in path + // NOTE: this only makes sense for case-insensitive file systems + if (file_1 && options.forceConsistentCasingInFileNames && ts.getNormalizedAbsolutePath(file_1.fileName, currentDirectory) !== ts.getNormalizedAbsolutePath(fileName, currentDirectory)) { + reportFileNamesDifferOnlyInCasingError(fileName, file_1.fileName, refFile, refPos, refEnd); + } + // If the file was previously found via a node_modules search, but is now being processed as a root file, + // then everything it sucks in may also be marked incorrectly, and needs to be checked again. + if (file_1 && sourceFilesFoundSearchingNodeModules.get(file_1.path) && currentNodeModulesDepth === 0) { + sourceFilesFoundSearchingNodeModules.set(file_1.path, false); + if (!options.noResolve) { + processReferencedFiles(file_1, isDefaultLib); + processTypeReferenceDirectives(file_1); + } + modulesWithElidedImports.set(file_1.path, false); + processImportedModules(file_1); + } + else if (file_1 && modulesWithElidedImports.get(file_1.path)) { + if (currentNodeModulesDepth < maxNodeModuleJsDepth) { + modulesWithElidedImports.set(file_1.path, false); + processImportedModules(file_1); + } + } + return file_1; + } + // We haven't looked for this file, do so now and cache result + var file = host.getSourceFile(fileName, options.target, function (hostErrorMessage) { + if (refFile !== undefined && refPos !== undefined && refEnd !== undefined) { + fileProcessingDiagnostics.add(ts.createFileDiagnostic(refFile, refPos, refEnd - refPos, ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage)); } else { - emitExpression(node); + fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage)); + } + }, shouldCreateNewSourceFile); + if (packageId) { + var packageIdKey = packageId.name + "/" + packageId.subModuleName + "@" + packageId.version; + var fileFromPackageId = packageIdToSourceFile.get(packageIdKey); + if (fileFromPackageId) { + // Some other SourceFile already exists with this package name and version. + // Instead of creating a duplicate, just redirect to the existing one. + var dupFile = createRedirectSourceFile(fileFromPackageId, file, fileName, path); + redirectTargetsSet.set(fileFromPackageId.path, true); + filesByName.set(path, dupFile); + sourceFileToPackageName.set(path, packageId.name); + files.push(dupFile); + return dupFile; + } + else if (file) { + // This is the first source file to have this packageId. + packageIdToSourceFile.set(packageIdKey, file); + sourceFileToPackageName.set(path, packageId.name); } } + filesByName.set(path, file); + if (file) { + sourceFilesFoundSearchingNodeModules.set(path, currentNodeModulesDepth > 0); + file.path = path; + if (host.useCaseSensitiveFileNames()) { + var pathLowerCase = path.toLowerCase(); + // for case-sensitive file systems check if we've already seen some file with similar filename ignoring case + var existingFile = filesByNameIgnoreCase.get(pathLowerCase); + if (existingFile) { + reportFileNamesDifferOnlyInCasingError(fileName, existingFile.fileName, refFile, refPos, refEnd); + } + else { + filesByNameIgnoreCase.set(pathLowerCase, file); + } + } + skipDefaultLib = skipDefaultLib || file.hasNoDefaultLib; + if (!options.noResolve) { + processReferencedFiles(file, isDefaultLib); + processTypeReferenceDirectives(file); + } + // always process imported modules to record module name resolutions + processImportedModules(file); + if (isDefaultLib) { + files.unshift(file); + } + else { + files.push(file); + } + } + return file; } - function emitContinueStatement(node) { - writeToken(76 /* ContinueKeyword */, node.pos); - emitWithPrefix(" ", node.label); - write(";"); - } - function emitBreakStatement(node) { - writeToken(71 /* BreakKeyword */, node.pos); - emitWithPrefix(" ", node.label); - write(";"); - } - function emitReturnStatement(node) { - writeToken(95 /* ReturnKeyword */, node.pos, /*contextNode*/ node); - emitExpressionWithPrefix(" ", node.expression); - write(";"); - } - function emitWithStatement(node) { - write("with ("); - emitExpression(node.expression); - write(")"); - emitEmbeddedStatement(node, node.statement); - } - function emitSwitchStatement(node) { - var openParenPos = writeToken(97 /* SwitchKeyword */, node.pos); - write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); - emitExpression(node.expression); - writeToken(19 /* CloseParenToken */, node.expression.end); - write(" "); - emit(node.caseBlock); - } - function emitLabeledStatement(node) { - emit(node.label); - write(": "); - emit(node.statement); + function processReferencedFiles(file, isDefaultLib) { + ts.forEach(file.referencedFiles, function (ref) { + var referencedFileName = resolveTripleslashReference(ref.fileName, file.fileName); + processSourceFile(referencedFileName, isDefaultLib, /*packageId*/ undefined, file, ref.pos, ref.end); + }); } - function emitThrowStatement(node) { - write("throw"); - emitExpressionWithPrefix(" ", node.expression); - write(";"); + function processTypeReferenceDirectives(file) { + // We lower-case all type references because npm automatically lowercases all packages. See GH#9824. + var typeDirectives = ts.map(file.typeReferenceDirectives, function (ref) { return ref.fileName.toLocaleLowerCase(); }); + var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeDirectives, file.fileName); + for (var i = 0; i < typeDirectives.length; i++) { + var ref = file.typeReferenceDirectives[i]; + var resolvedTypeReferenceDirective = resolutions[i]; + // store resolved type directive on the file + var fileName = ref.fileName.toLocaleLowerCase(); + ts.setResolvedTypeReferenceDirective(file, fileName, resolvedTypeReferenceDirective); + processTypeReferenceDirective(fileName, resolvedTypeReferenceDirective, file, ref.pos, ref.end); + } } - function emitTryStatement(node) { - write("try "); - emit(node.tryBlock); - if (node.catchClause) { - writeLineOrSpace(node); - emit(node.catchClause); + function processTypeReferenceDirective(typeReferenceDirective, resolvedTypeReferenceDirective, refFile, refPos, refEnd) { + // If we already found this library as a primary reference - nothing to do + var previousResolution = resolvedTypeReferenceDirectives.get(typeReferenceDirective); + if (previousResolution && previousResolution.primary) { + return; } - if (node.finallyBlock) { - writeLineOrSpace(node); - write("finally "); - emit(node.finallyBlock); + var saveResolution = true; + if (resolvedTypeReferenceDirective) { + if (resolvedTypeReferenceDirective.primary) { + // resolved from the primary path + processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, resolvedTypeReferenceDirective.packageId, refFile, refPos, refEnd); + } + else { + // If we already resolved to this file, it must have been a secondary reference. Check file contents + // for sameness and possibly issue an error + if (previousResolution) { + // Don't bother reading the file again if it's the same file. + if (resolvedTypeReferenceDirective.resolvedFileName !== previousResolution.resolvedFileName) { + var otherFileText = host.readFile(resolvedTypeReferenceDirective.resolvedFileName); + if (otherFileText !== getSourceFile(previousResolution.resolvedFileName).text) { + fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict, typeReferenceDirective, resolvedTypeReferenceDirective.resolvedFileName, previousResolution.resolvedFileName)); + } + } + // don't overwrite previous resolution result + saveResolution = false; + } + else { + // First resolution of this library + processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, resolvedTypeReferenceDirective.packageId, refFile, refPos, refEnd); + } + } + } + else { + fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Cannot_find_type_definition_file_for_0, typeReferenceDirective)); + } + if (saveResolution) { + resolvedTypeReferenceDirectives.set(typeReferenceDirective, resolvedTypeReferenceDirective); } } - function emitDebuggerStatement(node) { - writeToken(77 /* DebuggerKeyword */, node.pos); - write(";"); + function createDiagnostic(refFile, refPos, refEnd, message) { + var args = []; + for (var _i = 4; _i < arguments.length; _i++) { + args[_i - 4] = arguments[_i]; + } + if (refFile === undefined || refPos === undefined || refEnd === undefined) { + return ts.createCompilerDiagnostic.apply(void 0, [message].concat(args)); + } + else { + return ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, message].concat(args)); + } } - // - // Declarations - // - function emitVariableDeclaration(node) { - emit(node.name); - emitWithPrefix(": ", node.type); - emitExpressionWithPrefix(" = ", node.initializer); + function getCanonicalFileName(fileName) { + return host.getCanonicalFileName(fileName); } - function emitVariableDeclarationList(node) { - write(ts.isLet(node) ? "let " : ts.isConst(node) ? "const " : "var "); - emitList(node, node.declarations, 272 /* VariableDeclarationList */); + function processImportedModules(file) { + collectExternalModuleReferences(file); + if (file.imports.length || file.moduleAugmentations.length) { + // Because global augmentation doesn't have string literal name, we can check for global augmentation as such. + var moduleNames = getModuleNames(file); + var oldProgramState = { program: oldProgram, file: file, modifiedFilePaths: modifiedFilePaths }; + var resolutions = resolveModuleNamesReusingOldState(moduleNames, ts.getNormalizedAbsolutePath(file.fileName, currentDirectory), file, oldProgramState); + ts.Debug.assert(resolutions.length === moduleNames.length); + for (var i = 0; i < moduleNames.length; i++) { + var resolution = resolutions[i]; + ts.setResolvedModule(file, moduleNames[i], resolution); + if (!resolution) { + continue; + } + var isFromNodeModulesSearch = resolution.isExternalLibraryImport; + var isJsFile = !ts.extensionIsTypeScript(resolution.extension); + var isJsFileFromNodeModules = isFromNodeModulesSearch && isJsFile; + var resolvedFileName = resolution.resolvedFileName; + if (isFromNodeModulesSearch) { + currentNodeModulesDepth++; + } + // add file to program only if: + // - resolution was successful + // - noResolve is falsy + // - module name comes from the list of imports + // - it's not a top level JavaScript module that exceeded the search max + var elideImport = isJsFileFromNodeModules && currentNodeModulesDepth > maxNodeModuleJsDepth; + // Don't add the file if it has a bad extension (e.g. 'tsx' if we don't have '--allowJs') + // This may still end up being an untyped module -- the file won't be included but imports will be allowed. + var shouldAddFile = resolvedFileName + && !getResolutionDiagnostic(options, resolution) + && !options.noResolve + && i < file.imports.length + && !elideImport + && !(isJsFile && !options.allowJs); + if (elideImport) { + modulesWithElidedImports.set(file.path, true); + } + else if (shouldAddFile) { + var path = toPath(resolvedFileName); + var pos = ts.skipTrivia(file.text, file.imports[i].pos); + findSourceFile(resolvedFileName, path, /*isDefaultLib*/ false, file, pos, file.imports[i].end, resolution.packageId); + } + if (isFromNodeModulesSearch) { + currentNodeModulesDepth--; + } + } + } + else { + // no imports - drop cached module resolutions + file.resolvedModules = undefined; + } } - function emitFunctionDeclaration(node) { - emitFunctionDeclarationOrExpression(node); + function computeCommonSourceDirectory(sourceFiles) { + var fileNames = []; + for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) { + var file = sourceFiles_2[_i]; + if (!file.isDeclarationFile) { + fileNames.push(file.fileName); + } + } + return computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName); } - function emitFunctionDeclarationOrExpression(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - write(node.asteriskToken ? "function* " : "function "); - emitIdentifierName(node.name); - emitSignatureAndBody(node, emitSignatureHead); + function checkSourceFilesBelongToPath(sourceFiles, rootDirectory) { + var allFilesBelongToPath = true; + if (sourceFiles) { + var absoluteRootDirectoryPath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(rootDirectory, currentDirectory)); + for (var _i = 0, sourceFiles_3 = sourceFiles; _i < sourceFiles_3.length; _i++) { + var sourceFile = sourceFiles_3[_i]; + if (!sourceFile.isDeclarationFile) { + var absoluteSourceFilePath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(sourceFile.fileName, currentDirectory)); + if (absoluteSourceFilePath.indexOf(absoluteRootDirectoryPath) !== 0) { + programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files, sourceFile.fileName, options.rootDir)); + allFilesBelongToPath = false; + } + } + } + } + return allFilesBelongToPath; } - function emitSignatureAndBody(node, emitSignatureHead) { - var body = node.body; - if (body) { - if (ts.isBlock(body)) { - var indentedFlag = ts.getEmitFlags(node) & 32768 /* Indented */; - if (indentedFlag) { - increaseIndent(); + function verifyCompilerOptions() { + if (options.isolatedModules) { + if (options.declaration) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declaration", "isolatedModules"); + } + if (options.noEmitOnError) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noEmitOnError", "isolatedModules"); + } + if (options.out) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "isolatedModules"); + } + if (options.outFile) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "outFile", "isolatedModules"); + } + } + if (options.inlineSourceMap) { + if (options.sourceMap) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "sourceMap", "inlineSourceMap"); + } + if (options.mapRoot) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "mapRoot", "inlineSourceMap"); + } + } + if (options.paths && options.baseUrl === undefined) { + createDiagnosticForOptionName(ts.Diagnostics.Option_paths_cannot_be_used_without_specifying_baseUrl_option, "paths"); + } + if (options.paths) { + for (var key in options.paths) { + if (!ts.hasProperty(options.paths, key)) { + continue; } - if (ts.getEmitFlags(node) & 262144 /* ReuseTempVariableScope */) { - emitSignatureHead(node); - emitBlockFunctionBody(body); + if (!ts.hasZeroOrOneAsteriskCharacter(key)) { + createDiagnosticForOptionPaths(/*onKey*/ true, key, ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, key); } - else { - var savedTempFlags = tempFlags; - tempFlags = 0; - emitSignatureHead(node); - emitBlockFunctionBody(body); - tempFlags = savedTempFlags; + if (ts.isArray(options.paths[key])) { + var len = options.paths[key].length; + if (len === 0) { + createDiagnosticForOptionPaths(/*onKey*/ false, key, ts.Diagnostics.Substitutions_for_pattern_0_shouldn_t_be_an_empty_array, key); + } + for (var i = 0; i < len; i++) { + var subst = options.paths[key][i]; + var typeOfSubst = typeof subst; + if (typeOfSubst === "string") { + if (!ts.hasZeroOrOneAsteriskCharacter(subst)) { + createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character, subst, key); + } + } + else { + createDiagnosticForOptionPathKeyValue(key, i, ts.Diagnostics.Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2, subst, key, typeOfSubst); + } + } } - if (indentedFlag) { - decreaseIndent(); + else { + createDiagnosticForOptionPaths(/*onKey*/ false, key, ts.Diagnostics.Substitutions_for_pattern_0_should_be_an_array, key); } } - else { - emitSignatureHead(node); - write(" "); - emitExpression(body); + } + if (!options.sourceMap && !options.inlineSourceMap) { + if (options.inlineSources) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "inlineSources"); + } + if (options.sourceRoot) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "sourceRoot"); } } - else { - emitSignatureHead(node); - write(";"); + if (options.out && options.outFile) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "outFile"); } - } - function emitSignatureHead(node) { - emitTypeParameters(node, node.typeParameters); - emitParameters(node, node.parameters); - emitWithPrefix(": ", node.type); - } - function shouldEmitBlockFunctionBodyOnSingleLine(body) { - // We must emit a function body as a single-line body in the following case: - // * The body has NodeEmitFlags.SingleLine specified. - // We must emit a function body as a multi-line body in the following cases: - // * The body is explicitly marked as multi-line. - // * A non-synthesized body's start and end position are on different lines. - // * Any statement in the body starts on a new line. - if (ts.getEmitFlags(body) & 1 /* SingleLine */) { - return true; + if (options.mapRoot && !options.sourceMap) { + // Error to specify --mapRoot without --sourcemap + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "mapRoot", "sourceMap"); } - if (body.multiLine) { - return false; + if (options.declarationDir) { + if (!options.declaration) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "declarationDir", "declaration"); + } + if (options.out || options.outFile) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declarationDir", options.out ? "out" : "outFile"); + } } - if (!ts.nodeIsSynthesized(body) && !ts.rangeIsOnSingleLine(body, currentSourceFile)) { - return false; + if (options.lib && options.noLib) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "lib", "noLib"); } - if (shouldWriteLeadingLineTerminator(body, body.statements, 2 /* PreserveLines */) - || shouldWriteClosingLineTerminator(body, body.statements, 2 /* PreserveLines */)) { - return false; + if (options.noImplicitUseStrict && (options.alwaysStrict === undefined ? options.strict : options.alwaysStrict)) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noImplicitUseStrict", "alwaysStrict"); } - var previousStatement; - for (var _a = 0, _b = body.statements; _a < _b.length; _a++) { - var statement = _b[_a]; - if (shouldWriteSeparatingLineTerminator(previousStatement, statement, 2 /* PreserveLines */)) { - return false; + var languageVersion = options.target || 0 /* ES3 */; + var outFile = options.outFile || options.out; + var firstNonAmbientExternalModuleSourceFile = ts.forEach(files, function (f) { return ts.isExternalModule(f) && !f.isDeclarationFile ? f : undefined; }); + if (options.isolatedModules) { + if (options.module === ts.ModuleKind.None && languageVersion < 2 /* ES2015 */) { + createDiagnosticForOptionName(ts.Diagnostics.Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher, "isolatedModules", "target"); + } + var firstNonExternalModuleSourceFile = ts.forEach(files, function (f) { return !ts.isExternalModule(f) && !f.isDeclarationFile ? f : undefined; }); + if (firstNonExternalModuleSourceFile) { + var span_7 = ts.getErrorSpanForNode(firstNonExternalModuleSourceFile, firstNonExternalModuleSourceFile); + programDiagnostics.add(ts.createFileDiagnostic(firstNonExternalModuleSourceFile, span_7.start, span_7.length, ts.Diagnostics.Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided)); } - previousStatement = statement; } - return true; - } - function emitBlockFunctionBody(body) { - write(" {"); - increaseIndent(); - emitBodyWithDetachedComments(body, body.statements, shouldEmitBlockFunctionBodyOnSingleLine(body) - ? emitBlockFunctionBodyOnSingleLine - : emitBlockFunctionBodyWorker); - decreaseIndent(); - writeToken(17 /* CloseBraceToken */, body.statements.end, body); - } - function emitBlockFunctionBodyOnSingleLine(body) { - emitBlockFunctionBodyWorker(body, /*emitBlockFunctionBodyOnSingleLine*/ true); - } - function emitBlockFunctionBodyWorker(body, emitBlockFunctionBodyOnSingleLine) { - // Emit all the prologue directives (like "use strict"). - var statementOffset = emitPrologueDirectives(body.statements, /*startWithNewLine*/ true); - var helpersEmitted = emitHelpers(body); - if (statementOffset === 0 && !helpersEmitted && emitBlockFunctionBodyOnSingleLine) { - decreaseIndent(); - emitList(body, body.statements, 384 /* SingleLineFunctionBodyStatements */); - increaseIndent(); + else if (firstNonAmbientExternalModuleSourceFile && languageVersion < 2 /* ES2015 */ && options.module === ts.ModuleKind.None) { + // We cannot use createDiagnosticFromNode because nodes do not have parents yet + var span_8 = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator); + programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span_8.start, span_8.length, ts.Diagnostics.Cannot_use_imports_exports_or_module_augmentations_when_module_is_none)); } - else { - emitList(body, body.statements, 1 /* MultiLineFunctionBodyStatements */, statementOffset); + // Cannot specify module gen that isn't amd or system with --out + if (outFile) { + if (options.module && !(options.module === ts.ModuleKind.AMD || options.module === ts.ModuleKind.System)) { + createDiagnosticForOptionName(ts.Diagnostics.Only_amd_and_system_modules_are_supported_alongside_0, options.out ? "out" : "outFile", "module"); + } + else if (options.module === undefined && firstNonAmbientExternalModuleSourceFile) { + var span_9 = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator); + programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span_9.start, span_9.length, ts.Diagnostics.Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system, options.out ? "out" : "outFile")); + } } - } - function emitClassDeclaration(node) { - emitClassDeclarationOrExpression(node); - } - function emitClassDeclarationOrExpression(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - write("class"); - emitNodeWithPrefix(" ", node.name, emitIdentifierName); - var indentedFlag = ts.getEmitFlags(node) & 32768 /* Indented */; - if (indentedFlag) { - increaseIndent(); + // there has to be common source directory if user specified --outdir || --sourceRoot + // if user specified --mapRoot, there needs to be common source directory if there would be multiple files being emitted + if (options.outDir || // there is --outDir specified + options.sourceRoot || // there is --sourceRoot specified + options.mapRoot) { + // Precalculate and cache the common source directory + var dir = getCommonSourceDirectory(); + // If we failed to find a good common directory, but outDir is specified and at least one of our files is on a windows drive/URL/other resource, add a failure + if (options.outDir && dir === "" && ts.forEach(files, function (file) { return ts.getRootLength(file.fileName) > 1; })) { + createDiagnosticForOptionName(ts.Diagnostics.Cannot_find_the_common_subdirectory_path_for_the_input_files, "outDir"); + } } - emitTypeParameters(node, node.typeParameters); - emitList(node, node.heritageClauses, 256 /* ClassHeritageClauses */); - var savedTempFlags = tempFlags; - tempFlags = 0; - write(" {"); - emitList(node, node.members, 65 /* ClassMembers */); - write("}"); - if (indentedFlag) { - decreaseIndent(); + if (!options.noEmit && options.allowJs && options.declaration) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "allowJs", "declaration"); } - tempFlags = savedTempFlags; - } - function emitInterfaceDeclaration(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - write("interface "); - emit(node.name); - emitTypeParameters(node, node.typeParameters); - emitList(node, node.heritageClauses, 256 /* HeritageClauses */); - write(" {"); - emitList(node, node.members, 65 /* InterfaceMembers */); - write("}"); - } - function emitTypeAliasDeclaration(node) { - emitDecorators(node, node.decorators); - emitModifiers(node, node.modifiers); - write("type "); - emit(node.name); - emitTypeParameters(node, node.typeParameters); - write(" = "); - emit(node.type); - write(";"); - } - function emitEnumDeclaration(node) { - emitModifiers(node, node.modifiers); - write("enum "); - emit(node.name); - var savedTempFlags = tempFlags; - tempFlags = 0; - write(" {"); - emitList(node, node.members, 81 /* EnumMembers */); - write("}"); - tempFlags = savedTempFlags; - } - function emitModuleDeclaration(node) { - emitModifiers(node, node.modifiers); - write(node.flags & 16 /* Namespace */ ? "namespace " : "module "); - emit(node.name); - var body = node.body; - while (body.kind === 230 /* ModuleDeclaration */) { - write("."); - emit(body.name); - body = body.body; + if (options.checkJs && !options.allowJs) { + programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "checkJs", "allowJs")); } - write(" "); - emit(body); - } - function emitModuleBlock(node) { - if (isEmptyBlock(node)) { - write("{ }"); + if (options.emitDecoratorMetadata && + !options.experimentalDecorators) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDecoratorMetadata", "experimentalDecorators"); } - else { - var savedTempFlags = tempFlags; - tempFlags = 0; - write("{"); - increaseIndent(); - emitBlockStatements(node); - write("}"); - tempFlags = savedTempFlags; + if (options.jsxFactory) { + if (options.reactNamespace) { + createDiagnosticForOptionName(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "reactNamespace", "jsxFactory"); + } + if (!ts.parseIsolatedEntityName(options.jsxFactory, languageVersion)) { + createOptionValueDiagnostic("jsxFactory", ts.Diagnostics.Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name, options.jsxFactory); + } } - } - function emitCaseBlock(node) { - writeToken(16 /* OpenBraceToken */, node.pos); - emitList(node, node.clauses, 65 /* CaseBlockClauses */); - writeToken(17 /* CloseBraceToken */, node.clauses.end); - } - function emitImportEqualsDeclaration(node) { - emitModifiers(node, node.modifiers); - write("import "); - emit(node.name); - write(" = "); - emitModuleReference(node.moduleReference); - write(";"); - } - function emitModuleReference(node) { - if (node.kind === 70 /* Identifier */) { - emitExpression(node); + else if (options.reactNamespace && !ts.isIdentifierText(options.reactNamespace, languageVersion)) { + createOptionValueDiagnostic("reactNamespace", ts.Diagnostics.Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier, options.reactNamespace); } - else { - emit(node); + // If the emit is enabled make sure that every output file is unique and not overwriting any of the input files + if (!options.noEmit && !options.suppressOutputPathCheck) { + var emitHost = getEmitHost(); + var emitFilesSeen_1 = ts.createMap(); + ts.forEachEmittedFile(emitHost, function (emitFileNames) { + verifyEmitFilePath(emitFileNames.jsFilePath, emitFilesSeen_1); + verifyEmitFilePath(emitFileNames.declarationFilePath, emitFilesSeen_1); + }); } - } - function emitImportDeclaration(node) { - emitModifiers(node, node.modifiers); - write("import "); - if (node.importClause) { - emit(node.importClause); - write(" from "); + // Verify that all the emit files are unique and don't overwrite input files + function verifyEmitFilePath(emitFileName, emitFilesSeen) { + if (emitFileName) { + var emitFilePath = toPath(emitFileName); + // Report error if the output overwrites input file + if (filesByName.has(emitFilePath)) { + var chain_1; + if (!options.configFilePath) { + // The program is from either an inferred project or an external project + chain_1 = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig); + } + chain_1 = ts.chainDiagnosticMessages(chain_1, ts.Diagnostics.Cannot_write_file_0_because_it_would_overwrite_input_file, emitFileName); + blockEmittingOfFile(emitFileName, ts.createCompilerDiagnosticFromMessageChain(chain_1)); + } + var emitFileKey = !host.useCaseSensitiveFileNames() ? emitFilePath.toLocaleLowerCase() : emitFilePath; + // Report error if multiple files write into same file + if (emitFilesSeen.has(emitFileKey)) { + // Already seen the same emit file - report error + blockEmittingOfFile(emitFileName, ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files, emitFileName)); + } + else { + emitFilesSeen.set(emitFileKey, true); + } + } } - emitExpression(node.moduleSpecifier); - write(";"); } - function emitImportClause(node) { - emit(node.name); - if (node.name && node.namedBindings) { - write(", "); + function createDiagnosticForOptionPathKeyValue(key, valueIndex, message, arg0, arg1, arg2) { + var needCompilerDiagnostic = true; + var pathsSyntax = getOptionPathsSyntax(); + for (var _i = 0, pathsSyntax_1 = pathsSyntax; _i < pathsSyntax_1.length; _i++) { + var pathProp = pathsSyntax_1[_i]; + if (ts.isObjectLiteralExpression(pathProp.initializer)) { + for (var _a = 0, _b = ts.getPropertyAssignment(pathProp.initializer, key); _a < _b.length; _a++) { + var keyProps = _b[_a]; + if (ts.isArrayLiteralExpression(keyProps.initializer) && + keyProps.initializer.elements.length > valueIndex) { + programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, keyProps.initializer.elements[valueIndex], message, arg0, arg1, arg2)); + needCompilerDiagnostic = false; + } + } + } } - emit(node.namedBindings); - } - function emitNamespaceImport(node) { - write("* as "); - emit(node.name); - } - function emitNamedImports(node) { - emitNamedImportsOrExports(node); - } - function emitImportSpecifier(node) { - emitImportOrExportSpecifier(node); - } - function emitExportAssignment(node) { - write(node.isExportEquals ? "export = " : "export default "); - emitExpression(node.expression); - write(";"); - } - function emitExportDeclaration(node) { - write("export "); - if (node.exportClause) { - emit(node.exportClause); + if (needCompilerDiagnostic) { + programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1, arg2)); } - else { - write("*"); + } + function createDiagnosticForOptionPaths(onKey, key, message, arg0) { + var needCompilerDiagnostic = true; + var pathsSyntax = getOptionPathsSyntax(); + for (var _i = 0, pathsSyntax_2 = pathsSyntax; _i < pathsSyntax_2.length; _i++) { + var pathProp = pathsSyntax_2[_i]; + if (ts.isObjectLiteralExpression(pathProp.initializer) && + createOptionDiagnosticInObjectLiteralSyntax(pathProp.initializer, onKey, key, /*key2*/ undefined, message, arg0)) { + needCompilerDiagnostic = false; + } } - if (node.moduleSpecifier) { - write(" from "); - emitExpression(node.moduleSpecifier); + if (needCompilerDiagnostic) { + programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0)); } - write(";"); - } - function emitNamedExports(node) { - emitNamedImportsOrExports(node); - } - function emitExportSpecifier(node) { - emitImportOrExportSpecifier(node); - } - function emitNamedImportsOrExports(node) { - write("{"); - emitList(node, node.elements, 432 /* NamedImportsOrExportsElements */); - write("}"); } - function emitImportOrExportSpecifier(node) { - if (node.propertyName) { - emit(node.propertyName); - write(" as "); + function getOptionPathsSyntax() { + var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax(); + if (compilerOptionsObjectLiteralSyntax) { + return ts.getPropertyAssignment(compilerOptionsObjectLiteralSyntax, "paths"); } - emit(node.name); + return ts.emptyArray; } - // - // Module references - // - function emitExternalModuleReference(node) { - write("require("); - emitExpression(node.expression); - write(")"); + function createDiagnosticForOptionName(message, option1, option2) { + createDiagnosticForOption(/*onKey*/ true, option1, option2, message, option1, option2); } - // - // JSX - // - function emitJsxElement(node) { - emit(node.openingElement); - emitList(node, node.children, 131072 /* JsxElementChildren */); - emit(node.closingElement); + function createOptionValueDiagnostic(option1, message, arg0) { + createDiagnosticForOption(/*onKey*/ false, option1, /*option2*/ undefined, message, arg0); } - function emitJsxSelfClosingElement(node) { - write("<"); - emitJsxTagName(node.tagName); - write(" "); - emitList(node, node.attributes, 131328 /* JsxElementAttributes */); - write("/>"); + function createDiagnosticForOption(onKey, option1, option2, message, arg0, arg1) { + var compilerOptionsObjectLiteralSyntax = getCompilerOptionsObjectLiteralSyntax(); + var needCompilerDiagnostic = !compilerOptionsObjectLiteralSyntax || + !createOptionDiagnosticInObjectLiteralSyntax(compilerOptionsObjectLiteralSyntax, onKey, option1, option2, message, arg0, arg1); + if (needCompilerDiagnostic) { + programDiagnostics.add(ts.createCompilerDiagnostic(message, arg0, arg1)); + } } - function emitJsxOpeningElement(node) { - write("<"); - emitJsxTagName(node.tagName); - writeIfAny(node.attributes, " "); - emitList(node, node.attributes, 131328 /* JsxElementAttributes */); - write(">"); + function getCompilerOptionsObjectLiteralSyntax() { + if (_compilerOptionsObjectLiteralSyntax === undefined) { + _compilerOptionsObjectLiteralSyntax = null; // tslint:disable-line:no-null-keyword + if (options.configFile && options.configFile.jsonObject) { + for (var _i = 0, _a = ts.getPropertyAssignment(options.configFile.jsonObject, "compilerOptions"); _i < _a.length; _i++) { + var prop = _a[_i]; + if (ts.isObjectLiteralExpression(prop.initializer)) { + _compilerOptionsObjectLiteralSyntax = prop.initializer; + break; + } + } + } + } + return _compilerOptionsObjectLiteralSyntax; } - function emitJsxText(node) { - writer.writeLiteral(getTextOfNode(node, /*includeTrivia*/ true)); + function createOptionDiagnosticInObjectLiteralSyntax(objectLiteral, onKey, key1, key2, message, arg0, arg1) { + var props = ts.getPropertyAssignment(objectLiteral, key1, key2); + for (var _i = 0, props_2 = props; _i < props_2.length; _i++) { + var prop = props_2[_i]; + programDiagnostics.add(ts.createDiagnosticForNodeInSourceFile(options.configFile, onKey ? prop.name : prop.initializer, message, arg0, arg1)); + } + return !!props.length; } - function emitJsxClosingElement(node) { - write(""); + function blockEmittingOfFile(emitFileName, diag) { + hasEmitBlockingDiagnostics.set(toPath(emitFileName), true); + programDiagnostics.add(diag); } - function emitJsxAttribute(node) { - emit(node.name); - emitWithPrefix("=", node.initializer); + } + ts.createProgram = createProgram; + /* @internal */ + /** + * Returns a DiagnosticMessage if we won't include a resolved module due to its extension. + * The DiagnosticMessage's parameters are the imported module name, and the filename it resolved to. + * This returns a diagnostic even if the module will be an untyped module. + */ + function getResolutionDiagnostic(options, _a) { + var extension = _a.extension; + switch (extension) { + case ".ts" /* Ts */: + case ".d.ts" /* Dts */: + // These are always allowed. + return undefined; + case ".tsx" /* Tsx */: + return needJsx(); + case ".jsx" /* Jsx */: + return needJsx() || needAllowJs(); + case ".js" /* Js */: + return needAllowJs(); } - function emitJsxSpreadAttribute(node) { - write("{..."); - emitExpression(node.expression); - write("}"); + function needJsx() { + return options.jsx ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_jsx_is_not_set; } - function emitJsxExpression(node) { - if (node.expression) { - write("{"); - emitExpression(node.expression); - write("}"); - } + function needAllowJs() { + return options.allowJs || !options.noImplicitAny ? undefined : ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type; } - function emitJsxTagName(node) { - if (node.kind === 70 /* Identifier */) { - emitExpression(node); - } - else { - emit(node); + } + ts.getResolutionDiagnostic = getResolutionDiagnostic; + function checkAllDefined(names) { + ts.Debug.assert(names.every(function (name) { return name !== undefined; }), "A name is undefined.", function () { return JSON.stringify(names); }); + return names; + } + function getModuleNames(_a) { + var imports = _a.imports, moduleAugmentations = _a.moduleAugmentations; + var res = imports.map(function (i) { return i.text; }); + for (var _i = 0, moduleAugmentations_1 = moduleAugmentations; _i < moduleAugmentations_1.length; _i++) { + var aug = moduleAugmentations_1[_i]; + if (aug.kind === 9 /* StringLiteral */) { + res.push(aug.text); } + // Do nothing if it's an Identifier; we don't need to do module resolution for `declare global`. } - // - // Clauses - // - function emitCaseClause(node) { - write("case "); - emitExpression(node.expression); - write(":"); - emitCaseOrDefaultClauseStatements(node, node.statements); - } - function emitDefaultClause(node) { - write("default:"); - emitCaseOrDefaultClauseStatements(node, node.statements); + return res; + } +})(ts || (ts = {})); +/// +/// +/// +/// +/// +var ts; +(function (ts) { + /* @internal */ + ts.compileOnSaveCommandLineOption = { name: "compileOnSave", type: "boolean" }; + /* @internal */ + ts.optionDeclarations = [ + // CommandLine only options + { + name: "help", + shortName: "h", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Print_this_message, + }, + { + name: "help", + shortName: "?", + type: "boolean" + }, + { + name: "all", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Show_all_compiler_options, + }, + { + name: "version", + shortName: "v", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Print_the_compiler_s_version, + }, + { + name: "init", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file, + }, + { + name: "project", + shortName: "p", + type: "string", + isFilePath: true, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + paramType: ts.Diagnostics.FILE_OR_DIRECTORY, + description: ts.Diagnostics.Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json, + }, + { + name: "pretty", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental + }, + { + name: "watch", + shortName: "w", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Watch_input_files, + }, + // Basic + { + name: "target", + shortName: "t", + type: ts.createMapFromTemplate({ + "es3": 0 /* ES3 */, + "es5": 1 /* ES5 */, + "es6": 2 /* ES2015 */, + "es2015": 2 /* ES2015 */, + "es2016": 3 /* ES2016 */, + "es2017": 4 /* ES2017 */, + "esnext": 5 /* ESNext */, + }), + paramType: ts.Diagnostics.VERSION, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT, + }, + { + name: "module", + shortName: "m", + type: ts.createMapFromTemplate({ + "none": ts.ModuleKind.None, + "commonjs": ts.ModuleKind.CommonJS, + "amd": ts.ModuleKind.AMD, + "system": ts.ModuleKind.System, + "umd": ts.ModuleKind.UMD, + "es6": ts.ModuleKind.ES2015, + "es2015": ts.ModuleKind.ES2015, + "esnext": ts.ModuleKind.ESNext + }), + paramType: ts.Diagnostics.KIND, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_module_code_generation_Colon_none_commonjs_amd_system_umd_es2015_or_ESNext, + }, + { + name: "lib", + type: "list", + element: { + name: "lib", + type: ts.createMapFromTemplate({ + // JavaScript only + "es5": "lib.es5.d.ts", + "es6": "lib.es2015.d.ts", + "es2015": "lib.es2015.d.ts", + "es7": "lib.es2016.d.ts", + "es2016": "lib.es2016.d.ts", + "es2017": "lib.es2017.d.ts", + "esnext": "lib.esnext.d.ts", + // Host only + "dom": "lib.dom.d.ts", + "dom.iterable": "lib.dom.iterable.d.ts", + "webworker": "lib.webworker.d.ts", + "scripthost": "lib.scripthost.d.ts", + // ES2015 Or ESNext By-feature options + "es2015.core": "lib.es2015.core.d.ts", + "es2015.collection": "lib.es2015.collection.d.ts", + "es2015.generator": "lib.es2015.generator.d.ts", + "es2015.iterable": "lib.es2015.iterable.d.ts", + "es2015.promise": "lib.es2015.promise.d.ts", + "es2015.proxy": "lib.es2015.proxy.d.ts", + "es2015.reflect": "lib.es2015.reflect.d.ts", + "es2015.symbol": "lib.es2015.symbol.d.ts", + "es2015.symbol.wellknown": "lib.es2015.symbol.wellknown.d.ts", + "es2016.array.include": "lib.es2016.array.include.d.ts", + "es2017.object": "lib.es2017.object.d.ts", + "es2017.sharedmemory": "lib.es2017.sharedmemory.d.ts", + "es2017.string": "lib.es2017.string.d.ts", + "es2017.intl": "lib.es2017.intl.d.ts", + "esnext.asynciterable": "lib.esnext.asynciterable.d.ts", + }), + }, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation_Colon + }, + { + name: "allowJs", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Allow_javascript_files_to_be_compiled + }, + { + name: "checkJs", + type: "boolean", + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Report_errors_in_js_files + }, + { + name: "jsx", + type: ts.createMapFromTemplate({ + "preserve": 1 /* Preserve */, + "react-native": 3 /* ReactNative */, + "react": 2 /* React */ + }), + paramType: ts.Diagnostics.KIND, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_react_native_or_react, + }, + { + name: "declaration", + shortName: "d", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Generates_corresponding_d_ts_file, + }, + { + name: "sourceMap", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Generates_corresponding_map_file, + }, + { + name: "outFile", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.FILE, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file, + }, + { + name: "outDir", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.DIRECTORY, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Redirect_output_structure_to_the_directory, + }, + { + name: "rootDir", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir, + }, + { + name: "removeComments", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Do_not_emit_comments_to_output, + }, + { + name: "noEmit", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Do_not_emit_outputs, + }, + { + name: "importHelpers", + type: "boolean", + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Import_emit_helpers_from_tslib + }, + { + name: "downlevelIteration", + type: "boolean", + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3 + }, + { + name: "isolatedModules", + type: "boolean", + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule + }, + // Strict Type Checks + { + name: "strict", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_all_strict_type_checking_options + }, + { + name: "noImplicitAny", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type, + }, + { + name: "strictNullChecks", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_strict_null_checks + }, + { + name: "strictFunctionTypes", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_strict_checking_of_function_types + }, + { + name: "noImplicitThis", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type, + }, + { + name: "alwaysStrict", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file + }, + // Additional Checks + { + name: "noUnusedLocals", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_errors_on_unused_locals, + }, + { + name: "noUnusedParameters", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_errors_on_unused_parameters, + }, + { + name: "noImplicitReturns", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_error_when_not_all_code_paths_in_function_return_a_value + }, + { + name: "noFallthroughCasesInSwitch", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_errors_for_fallthrough_cases_in_switch_statement + }, + // Module Resolution + { + name: "moduleResolution", + type: ts.createMapFromTemplate({ + "node": ts.ModuleResolutionKind.NodeJs, + "classic": ts.ModuleResolutionKind.Classic, + }), + paramType: ts.Diagnostics.STRATEGY, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6, + }, + { + name: "baseUrl", + type: "string", + isFilePath: true, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Base_directory_to_resolve_non_absolute_module_names + }, + { + // this option can only be specified in tsconfig.json + // use type = object to copy the value as-is + name: "paths", + type: "object", + isTSConfigOnly: true, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl + }, + { + // this option can only be specified in tsconfig.json + // use type = object to copy the value as-is + name: "rootDirs", + type: "list", + isTSConfigOnly: true, + element: { + name: "rootDirs", + type: "string", + isFilePath: true + }, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime + }, + { + name: "typeRoots", + type: "list", + element: { + name: "typeRoots", + type: "string", + isFilePath: true + }, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.List_of_folders_to_include_type_definitions_from + }, + { + name: "types", + type: "list", + element: { + name: "types", + type: "string" + }, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Type_declaration_files_to_be_included_in_compilation + }, + { + name: "allowSyntheticDefaultImports", + type: "boolean", + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking + }, + { + name: "preserveSymlinks", + type: "boolean", + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Do_not_resolve_the_real_path_of_symlinks, + }, + // Source Maps + { + name: "sourceRoot", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations, + }, + { + name: "mapRoot", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations, + }, + { + name: "inlineSourceMap", + type: "boolean", + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file + }, + { + name: "inlineSources", + type: "boolean", + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set + }, + // Experimental + { + name: "experimentalDecorators", + type: "boolean", + category: ts.Diagnostics.Experimental_Options, + description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators + }, + { + name: "emitDecoratorMetadata", + type: "boolean", + category: ts.Diagnostics.Experimental_Options, + description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators + }, + // Advanced + { + name: "jsxFactory", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h + }, + { + name: "diagnostics", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Show_diagnostic_information + }, + { + name: "extendedDiagnostics", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Show_verbose_diagnostic_information + }, + { + name: "traceResolution", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Enable_tracing_of_the_name_resolution_process + }, + { + name: "listFiles", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Print_names_of_files_part_of_the_compilation + }, + { + name: "listEmittedFiles", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Print_names_of_generated_files_part_of_the_compilation + }, + { + name: "out", + type: "string", + isFilePath: false, + // for correct behaviour, please use outFile + category: ts.Diagnostics.Advanced_Options, + paramType: ts.Diagnostics.FILE, + description: ts.Diagnostics.Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file, + }, + { + name: "reactNamespace", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit + }, + { + name: "skipDefaultLibCheck", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files + }, + { + name: "charset", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_character_set_of_the_input_files + }, + { + name: "emitBOM", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files + }, + { + name: "locale", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_locale_used_when_displaying_messages_to_the_user_e_g_en_us + }, + { + name: "newLine", + type: ts.createMapFromTemplate({ + "crlf": 0 /* CarriageReturnLineFeed */, + "lf": 1 /* LineFeed */ + }), + paramType: ts.Diagnostics.NEWLINE, + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix, + }, + { + name: "noErrorTruncation", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_truncate_error_messages + }, + { + name: "noLib", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_include_the_default_library_file_lib_d_ts + }, + { + name: "noResolve", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files + }, + { + name: "stripInternal", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation, + }, + { + name: "disableSizeLimit", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disable_size_limitations_on_JavaScript_projects + }, + { + name: "noImplicitUseStrict", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_emit_use_strict_directives_in_module_output + }, + { + name: "noEmitHelpers", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_generate_custom_helper_functions_like_extends_in_compiled_output + }, + { + name: "noEmitOnError", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported, + }, + { + name: "preserveConstEnums", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code + }, + { + name: "declarationDir", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.DIRECTORY, + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Output_directory_for_generated_declaration_files + }, + { + name: "skipLibCheck", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Skip_type_checking_of_declaration_files, + }, + { + name: "allowUnusedLabels", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_report_errors_on_unused_labels + }, + { + name: "allowUnreachableCode", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code + }, + { + name: "suppressExcessPropertyErrors", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals, + }, + { + name: "suppressImplicitAnyIndexErrors", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures, + }, + { + name: "forceConsistentCasingInFileNames", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file + }, + { + name: "maxNodeModuleJsDepth", + type: "number", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files + }, + { + name: "noStrictGenericChecks", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disable_strict_checking_of_generic_signatures_in_function_types, + }, + { + // A list of plugins to load in the language service + name: "plugins", + type: "list", + isTSConfigOnly: true, + element: { + name: "plugin", + type: "object" + }, + description: ts.Diagnostics.List_of_language_service_plugins } - function emitCaseOrDefaultClauseStatements(parentNode, statements) { - var emitAsSingleStatement = statements.length === 1 && - ( - // treat synthesized nodes as located on the same line for emit purposes - ts.nodeIsSynthesized(parentNode) || - ts.nodeIsSynthesized(statements[0]) || - ts.rangeStartPositionsAreOnSameLine(parentNode, statements[0], currentSourceFile)); - if (emitAsSingleStatement) { - write(" "); - emit(statements[0]); + ]; + /* @internal */ + ts.typeAcquisitionDeclarations = [ + { + /* @deprecated typingOptions.enableAutoDiscovery + * Use typeAcquisition.enable instead. + */ + name: "enableAutoDiscovery", + type: "boolean", + }, + { + name: "enable", + type: "boolean", + }, + { + name: "include", + type: "list", + element: { + name: "include", + type: "string" } - else { - emitList(parentNode, statements, 81985 /* CaseOrDefaultClauseStatements */); + }, + { + name: "exclude", + type: "list", + element: { + name: "exclude", + type: "string" } } - function emitHeritageClause(node) { - write(" "); - writeTokenText(node.token); - write(" "); - emitList(node, node.types, 272 /* HeritageClauseTypes */); - } - function emitCatchClause(node) { - writeLine(); - var openParenPos = writeToken(73 /* CatchKeyword */, node.pos); - write(" "); - writeToken(18 /* OpenParenToken */, openParenPos); - emit(node.variableDeclaration); - writeToken(19 /* CloseParenToken */, node.variableDeclaration ? node.variableDeclaration.end : openParenPos); - write(" "); - emit(node.block); - } - // - // Property assignments - // - function emitPropertyAssignment(node) { - emit(node.name); - write(": "); - // This is to ensure that we emit comment in the following case: - // For example: - // obj = { - // id: /*comment1*/ ()=>void - // } - // "comment1" is not considered to be leading comment for node.initializer - // but rather a trailing comment on the previous node. - var initializer = node.initializer; - if ((ts.getEmitFlags(initializer) & 512 /* NoLeadingComments */) === 0) { - var commentRange = ts.getCommentRange(initializer); - emitTrailingCommentsOfPosition(commentRange.pos); - } - emitExpression(initializer); + ]; + /* @internal */ + ts.defaultInitCompilerOptions = { + module: ts.ModuleKind.CommonJS, + target: 1 /* ES5 */, + strict: true + }; + var optionNameMapCache; + /* @internal */ + function convertEnableAutoDiscoveryToEnable(typeAcquisition) { + // Convert deprecated typingOptions.enableAutoDiscovery to typeAcquisition.enable + if (typeAcquisition && typeAcquisition.enableAutoDiscovery !== undefined && typeAcquisition.enable === undefined) { + var result = { + enable: typeAcquisition.enableAutoDiscovery, + include: typeAcquisition.include || [], + exclude: typeAcquisition.exclude || [] + }; + return result; } - function emitShorthandPropertyAssignment(node) { - emit(node.name); - if (node.objectAssignmentInitializer) { - write(" = "); - emitExpression(node.objectAssignmentInitializer); - } + return typeAcquisition; + } + ts.convertEnableAutoDiscoveryToEnable = convertEnableAutoDiscoveryToEnable; + function getOptionNameMap() { + if (optionNameMapCache) { + return optionNameMapCache; } - function emitSpreadAssignment(node) { - if (node.expression) { - write("..."); - emitExpression(node.expression); + var optionNameMap = ts.createMap(); + var shortOptionNames = ts.createMap(); + ts.forEach(ts.optionDeclarations, function (option) { + optionNameMap.set(option.name.toLowerCase(), option); + if (option.shortName) { + shortOptionNames.set(option.shortName, option.name); } + }); + optionNameMapCache = { optionNameMap: optionNameMap, shortOptionNames: shortOptionNames }; + return optionNameMapCache; + } + /* @internal */ + function createCompilerDiagnosticForInvalidCustomType(opt) { + return createDiagnosticForInvalidCustomType(opt, ts.createCompilerDiagnostic); + } + ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType; + function createDiagnosticForInvalidCustomType(opt, createDiagnostic) { + var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", "); + return createDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType); + } + /* @internal */ + function parseCustomTypeOption(opt, value, errors) { + return convertJsonOptionOfCustomType(opt, trimString(value || ""), errors); + } + ts.parseCustomTypeOption = parseCustomTypeOption; + /* @internal */ + function parseListTypeOption(opt, value, errors) { + if (value === void 0) { value = ""; } + value = trimString(value); + if (ts.startsWith(value, "-")) { + return undefined; } - // - // Enum - // - function emitEnumMember(node) { - emit(node.name); - emitExpressionWithPrefix(" = ", node.initializer); - } - // - // Top-level nodes - // - function emitSourceFile(node) { - writeLine(); - emitShebang(); - emitBodyWithDetachedComments(node, node.statements, emitSourceFileWorker); - } - function emitSourceFileWorker(node) { - var statements = node.statements; - var statementOffset = emitPrologueDirectives(statements); - var savedTempFlags = tempFlags; - tempFlags = 0; - emitHelpers(node); - emitList(node, statements, 1 /* MultiLine */, statementOffset); - tempFlags = savedTempFlags; + if (value === "") { + return []; } - // Transformation nodes - function emitPartiallyEmittedExpression(node) { - emitExpression(node.expression); + var values = value.split(","); + switch (opt.element.type) { + case "number": + return ts.map(values, parseInt); + case "string": + return ts.map(values, function (v) { return v || ""; }); + default: + return ts.filter(ts.map(values, function (v) { return parseCustomTypeOption(opt.element, v, errors); }), function (v) { return !!v; }); } - /** - * Emits any prologue directives at the start of a Statement list, returning the - * number of prologue directives written to the output. - */ - function emitPrologueDirectives(statements, startWithNewLine) { - for (var i = 0; i < statements.length; i++) { - if (ts.isPrologueDirective(statements[i])) { - if (startWithNewLine || i > 0) { - writeLine(); - } - emit(statements[i]); - } - else { - // return index of the first non prologue directive - return i; + } + ts.parseListTypeOption = parseListTypeOption; + function parseCommandLine(commandLine, readFile) { + var options = {}; + var fileNames = []; + var errors = []; + parseStrings(commandLine); + return { + options: options, + fileNames: fileNames, + errors: errors + }; + function parseStrings(args) { + var i = 0; + while (i < args.length) { + var s = args[i]; + i++; + if (s.charCodeAt(0) === 64 /* at */) { + parseResponseFile(s.slice(1)); } - } - return statements.length; - } - function emitHelpers(node, isBundle) { - var sourceFile = ts.isSourceFile(node) ? node : currentSourceFile; - var shouldSkip = compilerOptions.noEmitHelpers || (sourceFile && ts.getExternalHelpersModuleName(sourceFile) !== undefined); - var shouldBundle = ts.isSourceFile(node) && !isOwnFileEmit; - var helpersEmitted = false; - var helpers = ts.getEmitHelpers(node); - if (helpers) { - for (var _a = 0, _b = ts.stableSort(helpers, ts.compareEmitHelpers); _a < _b.length; _a++) { - var helper = _b[_a]; - if (!helper.scoped) { - // Skip the helper if it can be skipped and the noEmitHelpers compiler - // option is set, or if it can be imported and the importHelpers compiler - // option is set. - if (shouldSkip) - continue; - // Skip the helper if it can be bundled but hasn't already been emitted and we - // are emitting a bundled module. - if (shouldBundle) { - if (bundledHelpers[helper.name]) { - continue; + else if (s.charCodeAt(0) === 45 /* minus */) { + var opt = getOptionFromName(s.slice(s.charCodeAt(1) === 45 /* minus */ ? 2 : 1), /*allowShort*/ true); + if (opt) { + if (opt.isTSConfigOnly) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_specified_in_tsconfig_json_file, opt.name)); + } + else { + // Check to see if no argument was provided (e.g. "--locale" is the last command-line argument). + if (!args[i] && opt.type !== "boolean") { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_expects_an_argument, opt.name)); + } + switch (opt.type) { + case "number": + options[opt.name] = parseInt(args[i]); + i++; + break; + case "boolean": + // boolean flag has optional value true, false, others + var optValue = args[i]; + options[opt.name] = optValue !== "false"; + // consume next argument as boolean flag value + if (optValue === "false" || optValue === "true") { + i++; + } + break; + case "string": + options[opt.name] = args[i] || ""; + i++; + break; + case "list": + var result = parseListTypeOption(opt, args[i], errors); + options[opt.name] = result || []; + if (result) { + i++; + } + break; + // If not a primitive, the possible types are specified in what is effectively a map of options. + default: + options[opt.name] = parseCustomTypeOption(opt, args[i], errors); + i++; + break; } - bundledHelpers[helper.name] = true; } } - else if (isBundle) { - // Skip the helper if it is scoped and we are emitting bundled helpers - continue; + else { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_compiler_option_0, s)); } - writeLines(helper.text); - helpersEmitted = true; } - } - if (helpersEmitted) { - writeLine(); - } - return helpersEmitted; - } - function writeLines(text) { - var lines = text.split(/\r\n?|\n/g); - var indentation = guessIndentation(lines); - for (var i = 0; i < lines.length; i++) { - var line = indentation ? lines[i].slice(indentation) : lines[i]; - if (line.length) { - if (i > 0) { - writeLine(); - } - write(line); + else { + fileNames.push(s); } } } - function guessIndentation(lines) { - var indentation; - for (var _a = 0, lines_1 = lines; _a < lines_1.length; _a++) { - var line = lines_1[_a]; - for (var i = 0; i < line.length && (indentation === undefined || i < indentation); i++) { - if (!ts.isWhiteSpace(line.charCodeAt(i))) { - if (indentation === undefined || i < indentation) { - indentation = i; - break; - } + function parseResponseFile(fileName) { + var text = readFile ? readFile(fileName) : ts.sys.readFile(fileName); + if (!text) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_not_found, fileName)); + return; + } + var args = []; + var pos = 0; + while (true) { + while (pos < text.length && text.charCodeAt(pos) <= 32 /* space */) + pos++; + if (pos >= text.length) + break; + var start = pos; + if (text.charCodeAt(start) === 34 /* doubleQuote */) { + pos++; + while (pos < text.length && text.charCodeAt(pos) !== 34 /* doubleQuote */) + pos++; + if (pos < text.length) { + args.push(text.substring(start + 1, pos)); + pos++; + } + else { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unterminated_quoted_string_in_response_file_0, fileName)); } } + else { + while (text.charCodeAt(pos) > 32 /* space */) + pos++; + args.push(text.substring(start, pos)); + } } - return indentation; - } - // - // Helpers - // - function emitShebang() { - var shebang = ts.getShebang(currentText); - if (shebang) { - write(shebang); - writeLine(); - } - } - function emitModifiers(node, modifiers) { - if (modifiers && modifiers.length) { - emitList(node, modifiers, 256 /* Modifiers */); - write(" "); - } - } - function emitWithPrefix(prefix, node) { - emitNodeWithPrefix(prefix, node, emit); - } - function emitExpressionWithPrefix(prefix, node) { - emitNodeWithPrefix(prefix, node, emitExpression); - } - function emitNodeWithPrefix(prefix, node, emit) { - if (node) { - write(prefix); - emit(node); - } - } - function emitWithSuffix(node, suffix) { - if (node) { - emit(node); - write(suffix); - } - } - function emitEmbeddedStatement(parent, node) { - if (ts.isBlock(node) || ts.getEmitFlags(parent) & 1 /* SingleLine */) { - write(" "); - emit(node); - } - else { - writeLine(); - increaseIndent(); - emit(node); - decreaseIndent(); - } - } - function emitDecorators(parentNode, decorators) { - emitList(parentNode, decorators, 24577 /* Decorators */); - } - function emitTypeArguments(parentNode, typeArguments) { - emitList(parentNode, typeArguments, 26960 /* TypeArguments */); - } - function emitTypeParameters(parentNode, typeParameters) { - emitList(parentNode, typeParameters, 26960 /* TypeParameters */); - } - function emitParameters(parentNode, parameters) { - emitList(parentNode, parameters, 1360 /* Parameters */); + parseStrings(args); } - function emitParametersForArrow(parentNode, parameters) { - if (parameters && - parameters.length === 1 && - parameters[0].type === undefined && - parameters[0].pos === parentNode.pos) { - emit(parameters[0]); - } - else { - emitParameters(parentNode, parameters); + } + ts.parseCommandLine = parseCommandLine; + function getOptionFromName(optionName, allowShort) { + if (allowShort === void 0) { allowShort = false; } + optionName = optionName.toLowerCase(); + var _a = getOptionNameMap(), optionNameMap = _a.optionNameMap, shortOptionNames = _a.shortOptionNames; + // Try to translate short option names to their full equivalents. + if (allowShort) { + var short = shortOptionNames.get(optionName); + if (short !== undefined) { + optionName = short; } } - function emitParametersForIndexSignature(parentNode, parameters) { - emitList(parentNode, parameters, 4432 /* IndexSignatureParameters */); + return optionNameMap.get(optionName); + } + /** + * Read tsconfig.json file + * @param fileName The path to the config file + */ + function readConfigFile(fileName, readFile) { + var textOrDiagnostic = tryReadFile(fileName, readFile); + return ts.isString(textOrDiagnostic) ? parseConfigFileTextToJson(fileName, textOrDiagnostic) : { config: {}, error: textOrDiagnostic }; + } + ts.readConfigFile = readConfigFile; + /** + * Parse the text of the tsconfig.json file + * @param fileName The path to the config file + * @param jsonText The text of the config file + */ + function parseConfigFileTextToJson(fileName, jsonText) { + var jsonSourceFile = ts.parseJsonText(fileName, jsonText); + return { + config: convertToObject(jsonSourceFile, jsonSourceFile.parseDiagnostics), + error: jsonSourceFile.parseDiagnostics.length ? jsonSourceFile.parseDiagnostics[0] : undefined + }; + } + ts.parseConfigFileTextToJson = parseConfigFileTextToJson; + /** + * Read tsconfig.json file + * @param fileName The path to the config file + */ + function readJsonConfigFile(fileName, readFile) { + var textOrDiagnostic = tryReadFile(fileName, readFile); + return ts.isString(textOrDiagnostic) ? ts.parseJsonText(fileName, textOrDiagnostic) : { parseDiagnostics: [textOrDiagnostic] }; + } + ts.readJsonConfigFile = readJsonConfigFile; + function tryReadFile(fileName, readFile) { + var text; + try { + text = readFile(fileName); } - function emitList(parentNode, children, format, start, count) { - emitNodeList(emit, parentNode, children, format, start, count); + catch (e) { + return ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, e.message); + } + return text === undefined ? ts.createCompilerDiagnostic(ts.Diagnostics.The_specified_path_does_not_exist_Colon_0, fileName) : text; + } + function commandLineOptionsToMap(options) { + return ts.arrayToMap(options, function (option) { return option.name; }); + } + var _tsconfigRootOptions; + function getTsconfigRootOptionsMap() { + if (_tsconfigRootOptions === undefined) { + _tsconfigRootOptions = commandLineOptionsToMap([ + { + name: "compilerOptions", + type: "object", + elementOptions: commandLineOptionsToMap(ts.optionDeclarations), + extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_compiler_option_0 + }, + { + name: "typingOptions", + type: "object", + elementOptions: commandLineOptionsToMap(ts.typeAcquisitionDeclarations), + extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_type_acquisition_option_0 + }, + { + name: "typeAcquisition", + type: "object", + elementOptions: commandLineOptionsToMap(ts.typeAcquisitionDeclarations), + extraKeyDiagnosticMessage: ts.Diagnostics.Unknown_type_acquisition_option_0 + }, + { + name: "extends", + type: "string" + }, + { + name: "files", + type: "list", + element: { + name: "files", + type: "string" + } + }, + { + name: "include", + type: "list", + element: { + name: "include", + type: "string" + } + }, + { + name: "exclude", + type: "list", + element: { + name: "exclude", + type: "string" + } + }, + ts.compileOnSaveCommandLineOption + ]); } - function emitExpressionList(parentNode, children, format, start, count) { - emitNodeList(emitExpression, parentNode, children, format, start, count); + return _tsconfigRootOptions; + } + /** + * Convert the json syntax tree into the json value + */ + function convertToObject(sourceFile, errors) { + return convertToObjectWorker(sourceFile, errors, /*knownRootOptions*/ undefined, /*jsonConversionNotifier*/ undefined); + } + ts.convertToObject = convertToObject; + /** + * Convert the json syntax tree into the json value + */ + function convertToObjectWorker(sourceFile, errors, knownRootOptions, jsonConversionNotifier) { + if (!sourceFile.jsonObject) { + return {}; } - function emitNodeList(emit, parentNode, children, format, start, count) { - if (start === void 0) { start = 0; } - if (count === void 0) { count = children ? children.length - start : 0; } - var isUndefined = children === undefined; - if (isUndefined && format & 8192 /* OptionalIfUndefined */) { - return; - } - var isEmpty = isUndefined || children.length === 0 || start >= children.length || count === 0; - if (isEmpty && format & 16384 /* OptionalIfEmpty */) { - return; - } - if (format & 7680 /* BracketsMask */) { - write(getOpeningBracket(format)); - } - if (isEmpty) { - // Write a line terminator if the parent node was multi-line - if (format & 1 /* MultiLine */) { - writeLine(); - } - else if (format & 128 /* SpaceBetweenBraces */) { - write(" "); - } - } - else { - // Write the opening line terminator or leading whitespace. - var mayEmitInterveningComments = (format & 131072 /* NoInterveningComments */) === 0; - var shouldEmitInterveningComments = mayEmitInterveningComments; - if (shouldWriteLeadingLineTerminator(parentNode, children, format)) { - writeLine(); - shouldEmitInterveningComments = false; - } - else if (format & 128 /* SpaceBetweenBraces */) { - write(" "); - } - // Increase the indent, if requested. - if (format & 64 /* Indented */) { - increaseIndent(); + return convertObjectLiteralExpressionToJson(sourceFile.jsonObject, knownRootOptions, + /*extraKeyDiagnosticMessage*/ undefined, /*parentOption*/ undefined); + function convertObjectLiteralExpressionToJson(node, knownOptions, extraKeyDiagnosticMessage, parentOption) { + var result = {}; + for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { + var element = _a[_i]; + if (element.kind !== 261 /* PropertyAssignment */) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element, ts.Diagnostics.Property_assignment_expected)); + continue; } - // Emit each child. - var previousSibling = void 0; - var shouldDecreaseIndentAfterEmit = void 0; - var delimiter = getDelimiter(format); - for (var i = 0; i < count; i++) { - var child = children[start + i]; - // Write the delimiter if this is not the first node. - if (previousSibling) { - write(delimiter); - // Write either a line terminator or whitespace to separate the elements. - if (shouldWriteSeparatingLineTerminator(previousSibling, child, format)) { - // If a synthesized node in a single-line list starts on a new - // line, we should increase the indent. - if ((format & (3 /* LinesMask */ | 64 /* Indented */)) === 0 /* SingleLine */) { - increaseIndent(); - shouldDecreaseIndentAfterEmit = true; + if (element.questionToken) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.questionToken, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?")); + } + if (!isDoubleQuotedString(element.name)) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, ts.Diagnostics.String_literal_with_double_quotes_expected)); + } + var keyText = ts.unescapeLeadingUnderscores(ts.getTextOfPropertyName(element.name)); + var option = knownOptions ? knownOptions.get(keyText) : undefined; + if (extraKeyDiagnosticMessage && !option) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, element.name, extraKeyDiagnosticMessage, keyText)); + } + var value = convertPropertyValueToJson(element.initializer, option); + if (typeof keyText !== "undefined") { + result[keyText] = value; + // Notify key value set, if user asked for it + if (jsonConversionNotifier && + // Current callbacks are only on known parent option or if we are setting values in the root + (parentOption || knownOptions === knownRootOptions)) { + var isValidOptionValue = isCompilerOptionsValue(option, value); + if (parentOption) { + if (isValidOptionValue) { + // Notify option set in the parent if its a valid option value + jsonConversionNotifier.onSetValidOptionKeyValueInParent(parentOption, option, value); } - writeLine(); - shouldEmitInterveningComments = false; } - else if (previousSibling && format & 256 /* SpaceBetweenSiblings */) { - write(" "); + else if (knownOptions === knownRootOptions) { + if (isValidOptionValue) { + // Notify about the valid root key value being set + jsonConversionNotifier.onSetValidOptionKeyValueInRoot(keyText, element.name, value, element.initializer); + } + else if (!option) { + // Notify about the unknown root key value being set + jsonConversionNotifier.onSetUnknownOptionKeyValueInRoot(keyText, element.name, value, element.initializer); + } } } - if (shouldEmitInterveningComments) { - var commentRange = ts.getCommentRange(child); - emitTrailingCommentsOfPosition(commentRange.pos); + } + } + return result; + } + function convertArrayLiteralExpressionToJson(elements, elementOption) { + return elements.map(function (element) { return convertPropertyValueToJson(element, elementOption); }); + } + function convertPropertyValueToJson(valueExpression, option) { + switch (valueExpression.kind) { + case 101 /* TrueKeyword */: + reportInvalidOptionValue(option && option.type !== "boolean"); + return true; + case 86 /* FalseKeyword */: + reportInvalidOptionValue(option && option.type !== "boolean"); + return false; + case 95 /* NullKeyword */: + reportInvalidOptionValue(option && option.name === "extends"); // "extends" is the only option we don't allow null/undefined for + return null; // tslint:disable-line:no-null-keyword + case 9 /* StringLiteral */: + if (!isDoubleQuotedString(valueExpression)) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.String_literal_with_double_quotes_expected)); } - else { - shouldEmitInterveningComments = mayEmitInterveningComments; + reportInvalidOptionValue(option && (ts.isString(option.type) && option.type !== "string")); + var text = valueExpression.text; + if (option && !ts.isString(option.type)) { + var customOption = option; + // Validate custom option type + if (!customOption.type.has(text.toLowerCase())) { + errors.push(createDiagnosticForInvalidCustomType(customOption, function (message, arg0, arg1) { return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, message, arg0, arg1); })); + } } - // Emit this child. - emit(child); - if (shouldDecreaseIndentAfterEmit) { - decreaseIndent(); - shouldDecreaseIndentAfterEmit = false; + return text; + case 8 /* NumericLiteral */: + reportInvalidOptionValue(option && option.type !== "number"); + return Number(valueExpression.text); + case 178 /* ObjectLiteralExpression */: + reportInvalidOptionValue(option && option.type !== "object"); + var objectLiteralExpression = valueExpression; + // Currently having element option declaration in the tsconfig with type "object" + // determines if it needs onSetValidOptionKeyValueInParent callback or not + // At moment there are only "compilerOptions", "typeAcquisition" and "typingOptions" + // that satifies it and need it to modify options set in them (for normalizing file paths) + // vs what we set in the json + // If need arises, we can modify this interface and callbacks as needed + if (option) { + var _a = option, elementOptions = _a.elementOptions, extraKeyDiagnosticMessage = _a.extraKeyDiagnosticMessage, optionName = _a.name; + return convertObjectLiteralExpressionToJson(objectLiteralExpression, elementOptions, extraKeyDiagnosticMessage, optionName); } - previousSibling = child; - } - // Write a trailing comma, if requested. - var hasTrailingComma = (format & 32 /* AllowTrailingComma */) && children.hasTrailingComma; - if (format & 16 /* CommaDelimited */ && hasTrailingComma) { - write(","); - } - // Decrease the indent, if requested. - if (format & 64 /* Indented */) { - decreaseIndent(); - } - // Write the closing line terminator or closing whitespace. - if (shouldWriteClosingLineTerminator(parentNode, children, format)) { - writeLine(); - } - else if (format & 128 /* SpaceBetweenBraces */) { - write(" "); - } - } - if (format & 7680 /* BracketsMask */) { - write(getClosingBracket(format)); + else { + return convertObjectLiteralExpressionToJson(objectLiteralExpression, /* knownOptions*/ undefined, + /*extraKeyDiagnosticMessage */ undefined, /*parentOption*/ undefined); + } + case 177 /* ArrayLiteralExpression */: + reportInvalidOptionValue(option && option.type !== "list"); + return convertArrayLiteralExpressionToJson(valueExpression.elements, option && option.element); } - } - function writeLineOrSpace(node) { - if (ts.getEmitFlags(node) & 1 /* SingleLine */) { - write(" "); + // Not in expected format + if (option) { + reportInvalidOptionValue(/*isError*/ true); } else { - writeLine(); - } - } - function writeIfAny(nodes, text) { - if (nodes && nodes.length > 0) { - write(text); + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Property_value_can_only_be_string_literal_numeric_literal_true_false_null_object_literal_or_array_literal)); } - } - function writeIfPresent(node, text) { - if (node !== undefined) { - write(text); + return undefined; + function reportInvalidOptionValue(isError) { + if (isError) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueExpression, ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, option.name, getCompilerOptionValueTypeString(option))); + } } } - function writeToken(token, pos, contextNode) { - return emitTokenWithSourceMap(contextNode, token, pos, writeTokenText); - } - function writeTokenText(token, pos) { - var tokenString = ts.tokenToString(token); - write(tokenString); - return pos < 0 ? pos : pos + tokenString.length; - } - function increaseIndentIf(value, valueToWriteWhenNotIndenting) { - if (value) { - increaseIndent(); - writeLine(); - } - else if (valueToWriteWhenNotIndenting) { - write(valueToWriteWhenNotIndenting); - } + function isDoubleQuotedString(node) { + return ts.isStringLiteral(node) && ts.isStringDoubleQuoted(node, sourceFile); } - // Helper function to decrease the indent if we previously indented. Allows multiple - // previous indent values to be considered at a time. This also allows caller to just - // call this once, passing in all their appropriate indent values, instead of needing - // to call this helper function multiple times. - function decreaseIndentIf(value1, value2) { - if (value1) { - decreaseIndent(); - } - if (value2) { - decreaseIndent(); + } + function getCompilerOptionValueTypeString(option) { + return option.type === "list" ? + "Array" : + ts.isString(option.type) ? option.type : "string"; + } + function isCompilerOptionsValue(option, value) { + if (option) { + if (isNullOrUndefined(value)) + return true; // All options are undefinable/nullable + if (option.type === "list") { + return ts.isArray(value); } + var expectedType = ts.isString(option.type) ? option.type : "string"; + return typeof value === expectedType; } - function shouldWriteLeadingLineTerminator(parentNode, children, format) { - if (format & 1 /* MultiLine */) { - return true; + } + /** + * Generate tsconfig configuration when running command line "--init" + * @param options commandlineOptions to be generated into tsconfig.json + * @param fileNames array of filenames to be generated into tsconfig.json + */ + /* @internal */ + function generateTSConfig(options, fileNames, newLine) { + var compilerOptions = ts.extend(options, ts.defaultInitCompilerOptions); + var compilerOptionsMap = serializeCompilerOptions(compilerOptions); + return writeConfigurations(); + function getCustomTypeMapOfCommandLineOption(optionDefinition) { + if (optionDefinition.type === "string" || optionDefinition.type === "number" || optionDefinition.type === "boolean") { + // this is of a type CommandLineOptionOfPrimitiveType + return undefined; } - if (format & 2 /* PreserveLines */) { - if (format & 32768 /* PreferNewLine */) { - return true; - } - var firstChild = children[0]; - if (firstChild === undefined) { - return !ts.rangeIsOnSingleLine(parentNode, currentSourceFile); - } - else if (ts.positionIsSynthesized(parentNode.pos) || ts.nodeIsSynthesized(firstChild)) { - return synthesizedNodeStartsOnNewLine(firstChild, format); - } - else { - return !ts.rangeStartPositionsAreOnSameLine(parentNode, firstChild, currentSourceFile); - } + else if (optionDefinition.type === "list") { + return getCustomTypeMapOfCommandLineOption(optionDefinition.element); } else { - return false; + return optionDefinition.type; } } - function shouldWriteSeparatingLineTerminator(previousNode, nextNode, format) { - if (format & 1 /* MultiLine */) { - return true; - } - else if (format & 2 /* PreserveLines */) { - if (previousNode === undefined || nextNode === undefined) { - return false; - } - else if (ts.nodeIsSynthesized(previousNode) || ts.nodeIsSynthesized(nextNode)) { - return synthesizedNodeStartsOnNewLine(previousNode, format) || synthesizedNodeStartsOnNewLine(nextNode, format); + function getNameOfCompilerOptionValue(value, customTypeMap) { + // There is a typeMap associated with this command-line option so use it to map value back to its name + return ts.forEachEntry(customTypeMap, function (mapValue, key) { + if (mapValue === value) { + return key; } - else { - return !ts.rangeEndIsOnSameLineAsRangeStart(previousNode, nextNode, currentSourceFile); + }); + } + function serializeCompilerOptions(options) { + var result = ts.createMap(); + var optionsNameMap = getOptionNameMap().optionNameMap; + var _loop_5 = function (name) { + if (ts.hasProperty(options, name)) { + // tsconfig only options cannot be specified via command line, + // so we can assume that only types that can appear here string | number | boolean + if (optionsNameMap.has(name) && optionsNameMap.get(name).category === ts.Diagnostics.Command_line_Options) { + return "continue"; + } + var value = options[name]; + var optionDefinition = optionsNameMap.get(name.toLowerCase()); + if (optionDefinition) { + var customTypeMap_1 = getCustomTypeMapOfCommandLineOption(optionDefinition); + if (!customTypeMap_1) { + // There is no map associated with this compiler option then use the value as-is + // This is the case if the value is expect to be string, number, boolean or list of string + result.set(name, value); + } + else { + if (optionDefinition.type === "list") { + result.set(name, value.map(function (element) { return getNameOfCompilerOptionValue(element, customTypeMap_1); })); + } + else { + // There is a typeMap associated with this command-line option so use it to map value back to its name + result.set(name, getNameOfCompilerOptionValue(value, customTypeMap_1)); + } + } + } } + }; + for (var name in options) { + _loop_5(name); } - else { - return nextNode.startsOnNewLine; - } + return result; } - function shouldWriteClosingLineTerminator(parentNode, children, format) { - if (format & 1 /* MultiLine */) { - return (format & 65536 /* NoTrailingNewLine */) === 0; - } - else if (format & 2 /* PreserveLines */) { - if (format & 32768 /* PreferNewLine */) { + function getDefaultValueForOption(option) { + switch (option.type) { + case "number": + return 1; + case "boolean": return true; + case "string": + return option.isFilePath ? "./" : ""; + case "list": + return []; + case "object": + return {}; + default: + return option.type.keys().next().value; + } + } + function makePadding(paddingLength) { + return Array(paddingLength + 1).join(" "); + } + function writeConfigurations() { + // Filter applicable options to place in the file + var categorizedOptions = ts.createMultiMap(); + for (var _i = 0, optionDeclarations_1 = ts.optionDeclarations; _i < optionDeclarations_1.length; _i++) { + var option = optionDeclarations_1[_i]; + var category = option.category; + if (category !== undefined && category !== ts.Diagnostics.Command_line_Options && category !== ts.Diagnostics.Advanced_Options) { + categorizedOptions.add(ts.getLocaleSpecificMessage(category), option); + } + } + // Serialize all options and their descriptions + var marginLength = 0; + var seenKnownKeys = 0; + var nameColumn = []; + var descriptionColumn = []; + categorizedOptions.forEach(function (options, category) { + if (nameColumn.length !== 0) { + nameColumn.push(""); + descriptionColumn.push(""); + } + nameColumn.push("/* " + category + " */"); + descriptionColumn.push(""); + for (var _i = 0, options_1 = options; _i < options_1.length; _i++) { + var option = options_1[_i]; + var optionName = void 0; + if (compilerOptionsMap.has(option.name)) { + optionName = "\"" + option.name + "\": " + JSON.stringify(compilerOptionsMap.get(option.name)) + ((seenKnownKeys += 1) === compilerOptionsMap.size ? "" : ","); + } + else { + optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ","; + } + nameColumn.push(optionName); + descriptionColumn.push("/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"); + marginLength = Math.max(optionName.length, marginLength); } - var lastChild = ts.lastOrUndefined(children); - if (lastChild === undefined) { - return !ts.rangeIsOnSingleLine(parentNode, currentSourceFile); - } - else if (ts.positionIsSynthesized(parentNode.pos) || ts.nodeIsSynthesized(lastChild)) { - return synthesizedNodeStartsOnNewLine(lastChild, format); - } - else { - return !ts.rangeEndPositionsAreOnSameLine(parentNode, lastChild, currentSourceFile); - } + }); + // Write the output + var tab = makePadding(2); + var result = []; + result.push("{"); + result.push(tab + "\"compilerOptions\": {"); + // Print out each row, aligning all the descriptions on the same column. + for (var i = 0; i < nameColumn.length; i++) { + var optionName = nameColumn[i]; + var description = descriptionColumn[i]; + result.push(optionName && "" + tab + tab + optionName + (description && (makePadding(marginLength - optionName.length + 2) + description))); + } + if (fileNames.length) { + result.push(tab + "},"); + result.push(tab + "\"files\": ["); + for (var i = 0; i < fileNames.length; i++) { + result.push("" + tab + tab + JSON.stringify(fileNames[i]) + (i === fileNames.length - 1 ? "" : ",")); + } + result.push(tab + "]"); } else { - return false; - } - } - function synthesizedNodeStartsOnNewLine(node, format) { - if (ts.nodeIsSynthesized(node)) { - var startsOnNewLine = node.startsOnNewLine; - if (startsOnNewLine === undefined) { - return (format & 32768 /* PreferNewLine */) !== 0; - } - return startsOnNewLine; - } - return (format & 32768 /* PreferNewLine */) !== 0; - } - function needsIndentation(parent, node1, node2) { - parent = skipSynthesizedParentheses(parent); - node1 = skipSynthesizedParentheses(node1); - node2 = skipSynthesizedParentheses(node2); - // Always use a newline for synthesized code if the synthesizer desires it. - if (node2.startsOnNewLine) { - return true; - } - return !ts.nodeIsSynthesized(parent) - && !ts.nodeIsSynthesized(node1) - && !ts.nodeIsSynthesized(node2) - && !ts.rangeEndIsOnSameLineAsRangeStart(node1, node2, currentSourceFile); - } - function skipSynthesizedParentheses(node) { - while (node.kind === 183 /* ParenthesizedExpression */ && ts.nodeIsSynthesized(node)) { - node = node.expression; - } - return node; - } - function getTextOfNode(node, includeTrivia) { - if (ts.isGeneratedIdentifier(node)) { - return getGeneratedIdentifier(node); - } - else if (ts.isIdentifier(node) && (ts.nodeIsSynthesized(node) || !node.parent)) { - return ts.unescapeIdentifier(node.text); - } - else if (node.kind === 9 /* StringLiteral */ && node.textSourceNode) { - return getTextOfNode(node.textSourceNode, includeTrivia); - } - else if (ts.isLiteralExpression(node) && (ts.nodeIsSynthesized(node) || !node.parent)) { - return node.text; - } - return ts.getSourceTextOfNodeFromSourceFile(currentSourceFile, node, includeTrivia); - } - function getLiteralTextOfNode(node) { - if (node.kind === 9 /* StringLiteral */ && node.textSourceNode) { - var textSourceNode = node.textSourceNode; - if (ts.isIdentifier(textSourceNode)) { - return "\"" + ts.escapeNonAsciiCharacters(ts.escapeString(getTextOfNode(textSourceNode))) + "\""; - } - else { - return getLiteralTextOfNode(textSourceNode); - } + result.push(tab + "}"); } - return ts.getLiteralText(node, currentSourceFile, languageVersion); - } - function isSingleLineEmptyBlock(block) { - return !block.multiLine - && isEmptyBlock(block); - } - function isEmptyBlock(block) { - return block.statements.length === 0 - && ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile); + result.push("}"); + return result.join(newLine); } - function isUniqueName(name) { - return !resolver.hasGlobalName(name) && - !ts.hasProperty(currentFileIdentifiers, name) && - !ts.hasProperty(generatedNameSet, name); + } + ts.generateTSConfig = generateTSConfig; + /** + * Parse the contents of a config file (tsconfig.json). + * @param json The contents of the config file to parse + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + */ + function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { + return parseJsonConfigFileContentWorker(json, /*sourceFile*/ undefined, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions); + } + ts.parseJsonConfigFileContent = parseJsonConfigFileContent; + /** + * Parse the contents of a config file (tsconfig.json). + * @param jsonNode The contents of the config file to parse + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + */ + function parseJsonSourceFileConfigFileContent(sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { + return parseJsonConfigFileContentWorker(/*json*/ undefined, sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions); + } + ts.parseJsonSourceFileConfigFileContent = parseJsonSourceFileConfigFileContent; + /*@internal*/ + function setConfigFileInOptions(options, configFile) { + if (configFile) { + Object.defineProperty(options, "configFile", { enumerable: false, writable: false, value: configFile }); } - function isUniqueLocalName(name, container) { - for (var node = container; ts.isNodeDescendantOf(node, container); node = node.nextContainer) { - if (node.locals && ts.hasProperty(node.locals, name)) { - // We conservatively include alias symbols to cover cases where they're emitted as locals - if (node.locals[name].flags & (107455 /* Value */ | 1048576 /* ExportValue */ | 8388608 /* Alias */)) { - return false; + } + ts.setConfigFileInOptions = setConfigFileInOptions; + function isNullOrUndefined(x) { + // tslint:disable-next-line:no-null-keyword + return x === undefined || x === null; + } + function directoryOfCombinedPath(fileName, basePath) { + // Use the `identity` function to avoid canonicalizing the path, as it must remain noncanonical + // until consistient casing errors are reported + return ts.getDirectoryPath(ts.toPath(fileName, basePath, ts.identity)); + } + /** + * Parse the contents of a config file from json or json source file (tsconfig.json). + * @param json The contents of the config file to parse + * @param sourceFile sourceFile corresponding to the Json + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + * @param resolutionStack Only present for backwards-compatibility. Should be empty. + */ + function parseJsonConfigFileContentWorker(json, sourceFile, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { + if (existingOptions === void 0) { existingOptions = {}; } + if (resolutionStack === void 0) { resolutionStack = []; } + if (extraFileExtensions === void 0) { extraFileExtensions = []; } + ts.Debug.assert((json === undefined && sourceFile !== undefined) || (json !== undefined && sourceFile === undefined)); + var errors = []; + var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames); + var parsedConfig = parseConfig(json, sourceFile, host, basePath, configFileName, getCanonicalFileName, resolutionStack, errors); + var raw = parsedConfig.raw; + var options = ts.extend(existingOptions, parsedConfig.options || {}); + options.configFilePath = configFileName; + setConfigFileInOptions(options, sourceFile); + var _a = getFileNames(), fileNames = _a.fileNames, wildcardDirectories = _a.wildcardDirectories, spec = _a.spec; + return { + options: options, + fileNames: fileNames, + typeAcquisition: parsedConfig.typeAcquisition || getDefaultTypeAcquisition(), + raw: raw, + errors: errors, + wildcardDirectories: wildcardDirectories, + compileOnSave: !!raw.compileOnSave, + configFileSpecs: spec + }; + function getFileNames() { + var filesSpecs; + if (ts.hasProperty(raw, "files") && !isNullOrUndefined(raw.files)) { + if (ts.isArray(raw.files)) { + filesSpecs = raw.files; + if (filesSpecs.length === 0) { + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json"); } } - } - return true; - } - /** - * Return the next available name in the pattern _a ... _z, _0, _1, ... - * TempFlags._i or TempFlags._n may be used to express a preference for that dedicated name. - * Note that names generated by makeTempVariableName and makeUniqueName will never conflict. - */ - function makeTempVariableName(flags) { - if (flags && !(tempFlags & flags)) { - var name_41 = flags === 268435456 /* _i */ ? "_i" : "_n"; - if (isUniqueName(name_41)) { - tempFlags |= flags; - return name_41; + else { + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "files", "Array"); } } - while (true) { - var count = tempFlags & 268435455 /* CountMask */; - tempFlags++; - // Skip over 'i' and 'n' - if (count !== 8 && count !== 13) { - var name_42 = count < 26 - ? "_" + String.fromCharCode(97 /* a */ + count) - : "_" + (count - 26); - if (isUniqueName(name_42)) { - return name_42; - } + var includeSpecs; + if (ts.hasProperty(raw, "include") && !isNullOrUndefined(raw.include)) { + if (ts.isArray(raw.include)) { + includeSpecs = raw.include; + } + else { + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "include", "Array"); } } - } - // Generate a name that is unique within the current file and doesn't conflict with any names - // in global scope. The name is formed by adding an '_n' suffix to the specified base name, - // where n is a positive integer. Note that names generated by makeTempVariableName and - // makeUniqueName are guaranteed to never conflict. - function makeUniqueName(baseName) { - // Find the first unique 'name_n', where n is a positive number - if (baseName.charCodeAt(baseName.length - 1) !== 95 /* _ */) { - baseName += "_"; + var excludeSpecs; + if (ts.hasProperty(raw, "exclude") && !isNullOrUndefined(raw.exclude)) { + if (ts.isArray(raw.exclude)) { + excludeSpecs = raw.exclude; + } + else { + createCompilerDiagnosticOnlyIfJson(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array"); + } } - var i = 1; - while (true) { - var generatedName = baseName + i; - if (isUniqueName(generatedName)) { - return generatedNameSet[generatedName] = generatedName; + else { + var outDir = raw.compilerOptions && raw.compilerOptions.outDir; + if (outDir) { + excludeSpecs = [outDir]; } - i++; } - } - function generateNameForModuleOrEnum(node) { - var name = getTextOfNode(node.name); - // Use module/enum name itself if it is unique, otherwise make a unique variation - return isUniqueLocalName(name, node) ? name : makeUniqueName(name); - } - function generateNameForImportOrExportDeclaration(node) { - var expr = ts.getExternalModuleName(node); - var baseName = expr.kind === 9 /* StringLiteral */ ? - ts.escapeIdentifier(ts.makeIdentifierFromModuleName(expr.text)) : "module"; - return makeUniqueName(baseName); - } - function generateNameForExportDefault() { - return makeUniqueName("default"); - } - function generateNameForClassExpression() { - return makeUniqueName("class"); - } - /** - * Generates a unique name from a node. - * - * @param node A node. - */ - function generateNameForNode(node) { - switch (node.kind) { - case 70 /* Identifier */: - return makeUniqueName(getTextOfNode(node)); - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: - return generateNameForModuleOrEnum(node); - case 235 /* ImportDeclaration */: - case 241 /* ExportDeclaration */: - return generateNameForImportOrExportDeclaration(node); - case 225 /* FunctionDeclaration */: - case 226 /* ClassDeclaration */: - case 240 /* ExportAssignment */: - return generateNameForExportDefault(); - case 197 /* ClassExpression */: - return generateNameForClassExpression(); - default: - return makeTempVariableName(0 /* Auto */); + if (filesSpecs === undefined && includeSpecs === undefined) { + includeSpecs = ["**/*"]; + } + var result = matchFileNames(filesSpecs, includeSpecs, excludeSpecs, configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath, options, host, errors, extraFileExtensions, sourceFile); + if (result.fileNames.length === 0 && !ts.hasProperty(raw, "files") && resolutionStack.length === 0) { + errors.push(getErrorForNoInputFiles(result.spec, configFileName)); } + return result; } - /** - * Generates a unique identifier for a node. - * - * @param name A generated name. - */ - function generateName(name) { - switch (name.autoGenerateKind) { - case 1 /* Auto */: - return makeTempVariableName(0 /* Auto */); - case 2 /* Loop */: - return makeTempVariableName(268435456 /* _i */); - case 3 /* Unique */: - return makeUniqueName(name.text); + function createCompilerDiagnosticOnlyIfJson(message, arg0, arg1) { + if (!sourceFile) { + errors.push(ts.createCompilerDiagnostic(message, arg0, arg1)); } - ts.Debug.fail("Unsupported GeneratedIdentifierKind."); } - /** - * Gets the node from which a name should be generated. - * - * @param name A generated name wrapper. - */ - function getNodeForGeneratedName(name) { - var autoGenerateId = name.autoGenerateId; - var node = name; - var original = node.original; - while (original) { - node = original; - // if "node" is a different generated name (having a different - // "autoGenerateId"), use it and stop traversing. - if (ts.isIdentifier(node) - && node.autoGenerateKind === 4 /* Node */ - && node.autoGenerateId !== autoGenerateId) { - break; + } + /*@internal*/ + function isErrorNoInputFiles(error) { + return error.code === ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2.code; + } + ts.isErrorNoInputFiles = isErrorNoInputFiles; + /*@internal*/ + function getErrorForNoInputFiles(_a, configFileName) { + var includeSpecs = _a.includeSpecs, excludeSpecs = _a.excludeSpecs; + return ts.createCompilerDiagnostic(ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2, configFileName || "tsconfig.json", JSON.stringify(includeSpecs || []), JSON.stringify(excludeSpecs || [])); + } + ts.getErrorForNoInputFiles = getErrorForNoInputFiles; + function isSuccessfulParsedTsconfig(value) { + return !!value.options; + } + /** + * This *just* extracts options/include/exclude/files out of a config file. + * It does *not* resolve the included files. + */ + function parseConfig(json, sourceFile, host, basePath, configFileName, getCanonicalFileName, resolutionStack, errors) { + basePath = ts.normalizeSlashes(basePath); + var resolvedPath = ts.toPath(configFileName || "", basePath, getCanonicalFileName); + if (resolutionStack.indexOf(resolvedPath) >= 0) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Circularity_detected_while_resolving_configuration_Colon_0, resolutionStack.concat([resolvedPath]).join(" -> "))); + return { raw: json || convertToObject(sourceFile, errors) }; + } + var ownConfig = json ? + parseOwnConfigOfJson(json, host, basePath, getCanonicalFileName, configFileName, errors) : + parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, getCanonicalFileName, configFileName, errors); + if (ownConfig.extendedConfigPath) { + // copy the resolution stack so it is never reused between branches in potential diamond-problem scenarios. + resolutionStack = resolutionStack.concat([resolvedPath]); + var extendedConfig = getExtendedConfig(sourceFile, ownConfig.extendedConfigPath, host, basePath, getCanonicalFileName, resolutionStack, errors); + if (extendedConfig && isSuccessfulParsedTsconfig(extendedConfig)) { + var baseRaw_1 = extendedConfig.raw; + var raw_1 = ownConfig.raw; + var setPropertyInRawIfNotUndefined = function (propertyName) { + var value = raw_1[propertyName] || baseRaw_1[propertyName]; + if (value) { + raw_1[propertyName] = value; + } + }; + setPropertyInRawIfNotUndefined("include"); + setPropertyInRawIfNotUndefined("exclude"); + setPropertyInRawIfNotUndefined("files"); + if (raw_1.compileOnSave === undefined) { + raw_1.compileOnSave = baseRaw_1.compileOnSave; } - original = node.original; + ownConfig.options = ts.assign({}, extendedConfig.options, ownConfig.options); + // TODO extend type typeAcquisition } - // otherwise, return the original node for the source; - return node; } - /** - * Gets the generated identifier text from a generated identifier. - * - * @param name The generated identifier. - */ - function getGeneratedIdentifier(name) { - if (name.autoGenerateKind === 4 /* Node */) { - // Generated names generate unique names based on their original node - // and are cached based on that node's id - var node = getNodeForGeneratedName(name); - var nodeId = ts.getNodeId(node); - return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = ts.unescapeIdentifier(generateNameForNode(node))); + return ownConfig; + } + function parseOwnConfigOfJson(json, host, basePath, getCanonicalFileName, configFileName, errors) { + if (ts.hasProperty(json, "excludes")) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude)); + } + var options = convertCompilerOptionsFromJsonWorker(json.compilerOptions, basePath, errors, configFileName); + // typingOptions has been deprecated and is only supported for backward compatibility purposes. + // It should be removed in future releases - use typeAcquisition instead. + var typeAcquisition = convertTypeAcquisitionFromJsonWorker(json.typeAcquisition || json.typingOptions, basePath, errors, configFileName); + json.compileOnSave = convertCompileOnSaveOptionFromJson(json, basePath, errors); + var extendedConfigPath; + if (json.extends) { + if (!ts.isString(json.extends)) { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "extends", "string")); } else { - // Auto, Loop, and Unique names are cached based on their unique - // autoGenerateId. - var autoGenerateId = name.autoGenerateId; - return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = ts.unescapeIdentifier(generateName(name))); + var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath; + extendedConfigPath = getExtendsConfigPath(json.extends, host, newBase, getCanonicalFileName, errors, ts.createCompilerDiagnostic); + } + } + return { raw: json, options: options, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath }; + } + function parseOwnConfigOfJsonSourceFile(sourceFile, host, basePath, getCanonicalFileName, configFileName, errors) { + var options = getDefaultCompilerOptions(configFileName); + var typeAcquisition, typingOptionstypeAcquisition; + var extendedConfigPath; + var optionsIterator = { + onSetValidOptionKeyValueInParent: function (parentOption, option, value) { + ts.Debug.assert(parentOption === "compilerOptions" || parentOption === "typeAcquisition" || parentOption === "typingOptions"); + var currentOption = parentOption === "compilerOptions" ? + options : + parentOption === "typeAcquisition" ? + (typeAcquisition || (typeAcquisition = getDefaultTypeAcquisition(configFileName))) : + (typingOptionstypeAcquisition || (typingOptionstypeAcquisition = getDefaultTypeAcquisition(configFileName))); + currentOption[option.name] = normalizeOptionValue(option, basePath, value); + }, + onSetValidOptionKeyValueInRoot: function (key, _keyNode, value, valueNode) { + switch (key) { + case "extends": + var newBase = configFileName ? directoryOfCombinedPath(configFileName, basePath) : basePath; + extendedConfigPath = getExtendsConfigPath(value, host, newBase, getCanonicalFileName, errors, function (message, arg0) { + return ts.createDiagnosticForNodeInSourceFile(sourceFile, valueNode, message, arg0); + }); + return; + case "files": + if (value.length === 0) { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, valueNode, ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json")); + } + return; + } + }, + onSetUnknownOptionKeyValueInRoot: function (key, keyNode, _value, _valueNode) { + if (key === "excludes") { + errors.push(ts.createDiagnosticForNodeInSourceFile(sourceFile, keyNode, ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude)); + } + } + }; + var json = convertToObjectWorker(sourceFile, errors, getTsconfigRootOptionsMap(), optionsIterator); + if (!typeAcquisition) { + if (typingOptionstypeAcquisition) { + typeAcquisition = (typingOptionstypeAcquisition.enableAutoDiscovery !== undefined) ? + { + enable: typingOptionstypeAcquisition.enableAutoDiscovery, + include: typingOptionstypeAcquisition.include, + exclude: typingOptionstypeAcquisition.exclude + } : + typingOptionstypeAcquisition; + } + else { + typeAcquisition = getDefaultTypeAcquisition(configFileName); } } - function createDelimiterMap() { - var delimiters = []; - delimiters[0 /* None */] = ""; - delimiters[16 /* CommaDelimited */] = ","; - delimiters[4 /* BarDelimited */] = " |"; - delimiters[8 /* AmpersandDelimited */] = " &"; - return delimiters; + return { raw: json, options: options, typeAcquisition: typeAcquisition, extendedConfigPath: extendedConfigPath }; + } + function getExtendsConfigPath(extendedConfig, host, basePath, getCanonicalFileName, errors, createDiagnostic) { + extendedConfig = ts.normalizeSlashes(extendedConfig); + // If the path isn't a rooted or relative path, don't try to resolve it (we reserve the right to special case module-id like paths in the future) + if (!(ts.isRootedDiskPath(extendedConfig) || ts.startsWith(extendedConfig, "./") || ts.startsWith(extendedConfig, "../"))) { + errors.push(createDiagnostic(ts.Diagnostics.A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not, extendedConfig)); + return undefined; } - function getDelimiter(format) { - return delimiters[format & 28 /* DelimitersMask */]; + var extendedConfigPath = ts.toPath(extendedConfig, basePath, getCanonicalFileName); + if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json" /* Json */)) { + extendedConfigPath = extendedConfigPath + ".json"; + if (!host.fileExists(extendedConfigPath)) { + errors.push(createDiagnostic(ts.Diagnostics.File_0_does_not_exist, extendedConfig)); + return undefined; + } } - function createBracketsMap() { - var brackets = []; - brackets[512 /* Braces */] = ["{", "}"]; - brackets[1024 /* Parenthesis */] = ["(", ")"]; - brackets[2048 /* AngleBrackets */] = ["<", ">"]; - brackets[4096 /* SquareBrackets */] = ["[", "]"]; - return brackets; + return extendedConfigPath; + } + function getExtendedConfig(sourceFile, extendedConfigPath, host, basePath, getCanonicalFileName, resolutionStack, errors) { + var extendedResult = readJsonConfigFile(extendedConfigPath, function (path) { return host.readFile(path); }); + if (sourceFile) { + (sourceFile.extendedSourceFiles || (sourceFile.extendedSourceFiles = [])).push(extendedResult.fileName); } - function getOpeningBracket(format) { - return brackets[format & 7680 /* BracketsMask */][0]; + if (extendedResult.parseDiagnostics.length) { + errors.push.apply(errors, extendedResult.parseDiagnostics); + return undefined; } - function getClosingBracket(format) { - return brackets[format & 7680 /* BracketsMask */][1]; + var extendedDirname = ts.getDirectoryPath(extendedConfigPath); + var extendedConfig = parseConfig(/*json*/ undefined, extendedResult, host, extendedDirname, ts.getBaseFileName(extendedConfigPath), getCanonicalFileName, resolutionStack, errors); + if (sourceFile) { + (_a = sourceFile.extendedSourceFiles).push.apply(_a, extendedResult.extendedSourceFiles); } - } - ts.emitFiles = emitFiles; - var ListFormat; - (function (ListFormat) { - ListFormat[ListFormat["None"] = 0] = "None"; - // Line separators - ListFormat[ListFormat["SingleLine"] = 0] = "SingleLine"; - ListFormat[ListFormat["MultiLine"] = 1] = "MultiLine"; - ListFormat[ListFormat["PreserveLines"] = 2] = "PreserveLines"; - ListFormat[ListFormat["LinesMask"] = 3] = "LinesMask"; - // Delimiters - ListFormat[ListFormat["NotDelimited"] = 0] = "NotDelimited"; - ListFormat[ListFormat["BarDelimited"] = 4] = "BarDelimited"; - ListFormat[ListFormat["AmpersandDelimited"] = 8] = "AmpersandDelimited"; - ListFormat[ListFormat["CommaDelimited"] = 16] = "CommaDelimited"; - ListFormat[ListFormat["DelimitersMask"] = 28] = "DelimitersMask"; - ListFormat[ListFormat["AllowTrailingComma"] = 32] = "AllowTrailingComma"; - // Whitespace - ListFormat[ListFormat["Indented"] = 64] = "Indented"; - ListFormat[ListFormat["SpaceBetweenBraces"] = 128] = "SpaceBetweenBraces"; - ListFormat[ListFormat["SpaceBetweenSiblings"] = 256] = "SpaceBetweenSiblings"; - // Brackets/Braces - ListFormat[ListFormat["Braces"] = 512] = "Braces"; - ListFormat[ListFormat["Parenthesis"] = 1024] = "Parenthesis"; - ListFormat[ListFormat["AngleBrackets"] = 2048] = "AngleBrackets"; - ListFormat[ListFormat["SquareBrackets"] = 4096] = "SquareBrackets"; - ListFormat[ListFormat["BracketsMask"] = 7680] = "BracketsMask"; - ListFormat[ListFormat["OptionalIfUndefined"] = 8192] = "OptionalIfUndefined"; - ListFormat[ListFormat["OptionalIfEmpty"] = 16384] = "OptionalIfEmpty"; - ListFormat[ListFormat["Optional"] = 24576] = "Optional"; - // Other - ListFormat[ListFormat["PreferNewLine"] = 32768] = "PreferNewLine"; - ListFormat[ListFormat["NoTrailingNewLine"] = 65536] = "NoTrailingNewLine"; - ListFormat[ListFormat["NoInterveningComments"] = 131072] = "NoInterveningComments"; - // Precomputed Formats - ListFormat[ListFormat["Modifiers"] = 256] = "Modifiers"; - ListFormat[ListFormat["HeritageClauses"] = 256] = "HeritageClauses"; - ListFormat[ListFormat["TypeLiteralMembers"] = 65] = "TypeLiteralMembers"; - ListFormat[ListFormat["TupleTypeElements"] = 336] = "TupleTypeElements"; - ListFormat[ListFormat["UnionTypeConstituents"] = 260] = "UnionTypeConstituents"; - ListFormat[ListFormat["IntersectionTypeConstituents"] = 264] = "IntersectionTypeConstituents"; - ListFormat[ListFormat["ObjectBindingPatternElements"] = 432] = "ObjectBindingPatternElements"; - ListFormat[ListFormat["ArrayBindingPatternElements"] = 304] = "ArrayBindingPatternElements"; - ListFormat[ListFormat["ObjectLiteralExpressionProperties"] = 978] = "ObjectLiteralExpressionProperties"; - ListFormat[ListFormat["ArrayLiteralExpressionElements"] = 4466] = "ArrayLiteralExpressionElements"; - ListFormat[ListFormat["CallExpressionArguments"] = 1296] = "CallExpressionArguments"; - ListFormat[ListFormat["NewExpressionArguments"] = 9488] = "NewExpressionArguments"; - ListFormat[ListFormat["TemplateExpressionSpans"] = 131072] = "TemplateExpressionSpans"; - ListFormat[ListFormat["SingleLineBlockStatements"] = 384] = "SingleLineBlockStatements"; - ListFormat[ListFormat["MultiLineBlockStatements"] = 65] = "MultiLineBlockStatements"; - ListFormat[ListFormat["VariableDeclarationList"] = 272] = "VariableDeclarationList"; - ListFormat[ListFormat["SingleLineFunctionBodyStatements"] = 384] = "SingleLineFunctionBodyStatements"; - ListFormat[ListFormat["MultiLineFunctionBodyStatements"] = 1] = "MultiLineFunctionBodyStatements"; - ListFormat[ListFormat["ClassHeritageClauses"] = 256] = "ClassHeritageClauses"; - ListFormat[ListFormat["ClassMembers"] = 65] = "ClassMembers"; - ListFormat[ListFormat["InterfaceMembers"] = 65] = "InterfaceMembers"; - ListFormat[ListFormat["EnumMembers"] = 81] = "EnumMembers"; - ListFormat[ListFormat["CaseBlockClauses"] = 65] = "CaseBlockClauses"; - ListFormat[ListFormat["NamedImportsOrExportsElements"] = 432] = "NamedImportsOrExportsElements"; - ListFormat[ListFormat["JsxElementChildren"] = 131072] = "JsxElementChildren"; - ListFormat[ListFormat["JsxElementAttributes"] = 131328] = "JsxElementAttributes"; - ListFormat[ListFormat["CaseOrDefaultClauseStatements"] = 81985] = "CaseOrDefaultClauseStatements"; - ListFormat[ListFormat["HeritageClauseTypes"] = 272] = "HeritageClauseTypes"; - ListFormat[ListFormat["SourceFileStatements"] = 65537] = "SourceFileStatements"; - ListFormat[ListFormat["Decorators"] = 24577] = "Decorators"; - ListFormat[ListFormat["TypeArguments"] = 26960] = "TypeArguments"; - ListFormat[ListFormat["TypeParameters"] = 26960] = "TypeParameters"; - ListFormat[ListFormat["Parameters"] = 1360] = "Parameters"; - ListFormat[ListFormat["IndexSignatureParameters"] = 4432] = "IndexSignatureParameters"; - })(ListFormat || (ListFormat = {})); -})(ts || (ts = {})); -/// -/// -/// -var ts; -(function (ts) { - var emptyArray = []; - function findConfigFile(searchPath, fileExists, configName) { - if (configName === void 0) { configName = "tsconfig.json"; } - while (true) { - var fileName = ts.combinePaths(searchPath, configName); - if (fileExists(fileName)) { - return fileName; - } - var parentPath = ts.getDirectoryPath(searchPath); - if (parentPath === searchPath) { - break; - } - searchPath = parentPath; + if (isSuccessfulParsedTsconfig(extendedConfig)) { + // Update the paths to reflect base path + var relativeDifference_1 = ts.convertToRelativePath(extendedDirname, basePath, getCanonicalFileName); + var updatePath_1 = function (path) { return ts.isRootedDiskPath(path) ? path : ts.combinePaths(relativeDifference_1, path); }; + var mapPropertiesInRawIfNotUndefined = function (propertyName) { + if (raw_2[propertyName]) { + raw_2[propertyName] = ts.map(raw_2[propertyName], updatePath_1); + } + }; + var raw_2 = extendedConfig.raw; + mapPropertiesInRawIfNotUndefined("include"); + mapPropertiesInRawIfNotUndefined("exclude"); + mapPropertiesInRawIfNotUndefined("files"); } - return undefined; - } - ts.findConfigFile = findConfigFile; - function resolveTripleslashReference(moduleName, containingFile) { - var basePath = ts.getDirectoryPath(containingFile); - var referencedFileName = ts.isRootedDiskPath(moduleName) ? moduleName : ts.combinePaths(basePath, moduleName); - return ts.normalizePath(referencedFileName); + return extendedConfig; + var _a; } - ts.resolveTripleslashReference = resolveTripleslashReference; - /* @internal */ - function computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName) { - var commonPathComponents; - var failed = ts.forEach(fileNames, function (sourceFile) { - // Each file contributes into common source file path - var sourcePathComponents = ts.getNormalizedPathComponents(sourceFile, currentDirectory); - sourcePathComponents.pop(); // The base file name is not part of the common directory path - if (!commonPathComponents) { - // first file - commonPathComponents = sourcePathComponents; - return; - } - for (var i = 0, n = Math.min(commonPathComponents.length, sourcePathComponents.length); i < n; i++) { - if (getCanonicalFileName(commonPathComponents[i]) !== getCanonicalFileName(sourcePathComponents[i])) { - if (i === 0) { - // Failed to find any common path component - return true; - } - // New common path found that is 0 -> i-1 - commonPathComponents.length = i; - break; - } - } - // If the sourcePathComponents was shorter than the commonPathComponents, truncate to the sourcePathComponents - if (sourcePathComponents.length < commonPathComponents.length) { - commonPathComponents.length = sourcePathComponents.length; - } - }); - // A common path can not be found when paths span multiple drives on windows, for example - if (failed) { - return ""; + function convertCompileOnSaveOptionFromJson(jsonOption, basePath, errors) { + if (!ts.hasProperty(jsonOption, ts.compileOnSaveCommandLineOption.name)) { + return undefined; } - if (!commonPathComponents) { - return currentDirectory; + var result = convertJsonOption(ts.compileOnSaveCommandLineOption, jsonOption.compileOnSave, basePath, errors); + if (typeof result === "boolean" && result) { + return result; } - return ts.getNormalizedPathFromPathComponents(commonPathComponents); + return false; } - ts.computeCommonSourceDirectoryOfFilenames = computeCommonSourceDirectoryOfFilenames; - function createCompilerHost(options, setParentNodes) { - var existingDirectories = ts.createMap(); - function getCanonicalFileName(fileName) { - // if underlying system can distinguish between two files whose names differs only in cases then file name already in canonical form. - // otherwise use toLowerCase as a canonical form. - return ts.sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase(); + function convertCompilerOptionsFromJson(jsonOptions, basePath, configFileName) { + var errors = []; + var options = convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName); + return { options: options, errors: errors }; + } + ts.convertCompilerOptionsFromJson = convertCompilerOptionsFromJson; + function convertTypeAcquisitionFromJson(jsonOptions, basePath, configFileName) { + var errors = []; + var options = convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName); + return { options: options, errors: errors }; + } + ts.convertTypeAcquisitionFromJson = convertTypeAcquisitionFromJson; + function getDefaultCompilerOptions(configFileName) { + var options = ts.getBaseFileName(configFileName) === "jsconfig.json" + ? { allowJs: true, maxNodeModuleJsDepth: 2, allowSyntheticDefaultImports: true, skipLibCheck: true } + : {}; + return options; + } + function convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName) { + var options = getDefaultCompilerOptions(configFileName); + convertOptionsFromJson(ts.optionDeclarations, jsonOptions, basePath, options, ts.Diagnostics.Unknown_compiler_option_0, errors); + return options; + } + function getDefaultTypeAcquisition(configFileName) { + var options = { enable: ts.getBaseFileName(configFileName) === "jsconfig.json", include: [], exclude: [] }; + return options; + } + function convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName) { + var options = getDefaultTypeAcquisition(configFileName); + var typeAcquisition = convertEnableAutoDiscoveryToEnable(jsonOptions); + convertOptionsFromJson(ts.typeAcquisitionDeclarations, typeAcquisition, basePath, options, ts.Diagnostics.Unknown_type_acquisition_option_0, errors); + return options; + } + function convertOptionsFromJson(optionDeclarations, jsonOptions, basePath, defaultOptions, diagnosticMessage, errors) { + if (!jsonOptions) { + return; } - // returned by CScript sys environment - var unsupportedFileEncodingErrorCode = -2147024809; - function getSourceFile(fileName, languageVersion, onError) { - var text; - try { - ts.performance.mark("beforeIORead"); - text = ts.sys.readFile(fileName, options.charset); - ts.performance.mark("afterIORead"); - ts.performance.measure("I/O Read", "beforeIORead", "afterIORead"); + var optionNameMap = commandLineOptionsToMap(optionDeclarations); + for (var id in jsonOptions) { + var opt = optionNameMap.get(id); + if (opt) { + defaultOptions[opt.name] = convertJsonOption(opt, jsonOptions[id], basePath, errors); } - catch (e) { - if (onError) { - onError(e.number === unsupportedFileEncodingErrorCode - ? ts.createCompilerDiagnostic(ts.Diagnostics.Unsupported_file_encoding).messageText - : e.message); - } - text = ""; + else { + errors.push(ts.createCompilerDiagnostic(diagnosticMessage, id)); } - return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion, setParentNodes) : undefined; } - function directoryExists(directoryPath) { - if (directoryPath in existingDirectories) { - return true; + } + function convertJsonOption(opt, value, basePath, errors) { + if (isCompilerOptionsValue(opt, value)) { + var optType = opt.type; + if (optType === "list" && ts.isArray(value)) { + return convertJsonOptionOfListType(opt, value, basePath, errors); } - if (ts.sys.directoryExists(directoryPath)) { - existingDirectories[directoryPath] = true; - return true; + else if (!ts.isString(optType)) { + return convertJsonOptionOfCustomType(opt, value, errors); } - return false; + return normalizeNonListOptionValue(opt, basePath, value); } - function ensureDirectoriesExist(directoryPath) { - if (directoryPath.length > ts.getRootLength(directoryPath) && !directoryExists(directoryPath)) { - var parentDirectory = ts.getDirectoryPath(directoryPath); - ensureDirectoriesExist(parentDirectory); - ts.sys.createDirectory(directoryPath); - } + else { + errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, opt.name, getCompilerOptionValueTypeString(opt))); } - var outputFingerprints; - function writeFileIfUpdated(fileName, data, writeByteOrderMark) { - if (!outputFingerprints) { - outputFingerprints = ts.createMap(); - } - var hash = ts.sys.createHash(data); - var mtimeBefore = ts.sys.getModifiedTime(fileName); - if (mtimeBefore && fileName in outputFingerprints) { - var fingerprint = outputFingerprints[fileName]; - // If output has not been changed, and the file has no external modification - if (fingerprint.byteOrderMark === writeByteOrderMark && - fingerprint.hash === hash && - fingerprint.mtime.getTime() === mtimeBefore.getTime()) { - return; - } + } + function normalizeOptionValue(option, basePath, value) { + if (isNullOrUndefined(value)) + return undefined; + if (option.type === "list") { + var listOption_1 = option; + if (listOption_1.element.isFilePath || !ts.isString(listOption_1.element.type)) { + return ts.filter(ts.map(value, function (v) { return normalizeOptionValue(listOption_1.element, basePath, v); }), function (v) { return !!v; }); } - ts.sys.writeFile(fileName, data, writeByteOrderMark); - var mtimeAfter = ts.sys.getModifiedTime(fileName); - outputFingerprints[fileName] = { - hash: hash, - byteOrderMark: writeByteOrderMark, - mtime: mtimeAfter - }; + return value; } - function writeFile(fileName, data, writeByteOrderMark, onError) { - try { - ts.performance.mark("beforeIOWrite"); - ensureDirectoriesExist(ts.getDirectoryPath(ts.normalizePath(fileName))); - if (ts.isWatchSet(options) && ts.sys.createHash && ts.sys.getModifiedTime) { - writeFileIfUpdated(fileName, data, writeByteOrderMark); - } - else { - ts.sys.writeFile(fileName, data, writeByteOrderMark); - } - ts.performance.mark("afterIOWrite"); - ts.performance.measure("I/O Write", "beforeIOWrite", "afterIOWrite"); + else if (!ts.isString(option.type)) { + return option.type.get(ts.isString(value) ? value.toLowerCase() : value); + } + return normalizeNonListOptionValue(option, basePath, value); + } + function normalizeNonListOptionValue(option, basePath, value) { + if (option.isFilePath) { + value = ts.normalizePath(ts.combinePaths(basePath, value)); + if (value === "") { + value = "."; } - catch (e) { - if (onError) { - onError(e.message); - } + } + return value; + } + function convertJsonOptionOfCustomType(opt, value, errors) { + if (isNullOrUndefined(value)) + return undefined; + var key = value.toLowerCase(); + var val = opt.type.get(key); + if (val !== undefined) { + return val; + } + else { + errors.push(createCompilerDiagnosticForInvalidCustomType(opt)); + } + } + function convertJsonOptionOfListType(option, values, basePath, errors) { + return ts.filter(ts.map(values, function (v) { return convertJsonOption(option.element, v, basePath, errors); }), function (v) { return !!v; }); + } + function trimString(s) { + return typeof s.trim === "function" ? s.trim() : s.replace(/^[\s]+|[\s]+$/g, ""); + } + /** + * Tests for a path that ends in a recursive directory wildcard. + * Matches **, \**, **\, and \**\, but not a**b. + * + * NOTE: used \ in place of / above to avoid issues with multiline comments. + * + * Breakdown: + * (^|\/) # matches either the beginning of the string or a directory separator. + * \*\* # matches the recursive directory wildcard "**". + * \/?$ # matches an optional trailing directory separator at the end of the string. + */ + var invalidTrailingRecursionPattern = /(^|\/)\*\*\/?$/; + /** + * Tests for a path with multiple recursive directory wildcards. + * Matches **\** and **\a\**, but not **\a**b. + * + * NOTE: used \ in place of / above to avoid issues with multiline comments. + * + * Breakdown: + * (^|\/) # matches either the beginning of the string or a directory separator. + * \*\*\/ # matches a recursive directory wildcard "**" followed by a directory separator. + * (.*\/)? # optionally matches any number of characters followed by a directory separator. + * \*\* # matches a recursive directory wildcard "**" + * ($|\/) # matches either the end of the string or a directory separator. + */ + var invalidMultipleRecursionPatterns = /(^|\/)\*\*\/(.*\/)?\*\*($|\/)/; + /** + * Tests for a path where .. appears after a recursive directory wildcard. + * Matches **\..\*, **\a\..\*, and **\.., but not ..\**\* + * + * NOTE: used \ in place of / above to avoid issues with multiline comments. + * + * Breakdown: + * (^|\/) # matches either the beginning of the string or a directory separator. + * \*\*\/ # matches a recursive directory wildcard "**" followed by a directory separator. + * (.*\/)? # optionally matches any number of characters followed by a directory separator. + * \.\. # matches a parent directory path component ".." + * ($|\/) # matches either the end of the string or a directory separator. + */ + var invalidDotDotAfterRecursiveWildcardPattern = /(^|\/)\*\*\/(.*\/)?\.\.($|\/)/; + /** + * Tests for a path containing a wildcard character in a directory component of the path. + * Matches \*\, \?\, and \a*b\, but not \a\ or \a\*. + * + * NOTE: used \ in place of / above to avoid issues with multiline comments. + * + * Breakdown: + * \/ # matches a directory separator. + * [^/]*? # matches any number of characters excluding directory separators (non-greedy). + * [*?] # matches either a wildcard character (* or ?) + * [^/]* # matches any number of characters excluding directory separators (greedy). + * \/ # matches a directory separator. + */ + var watchRecursivePattern = /\/[^/]*?[*?][^/]*\//; + /** + * Matches the portion of a wildcard path that does not contain wildcards. + * Matches \a of \a\*, or \a\b\c of \a\b\c\?\d. + * + * NOTE: used \ in place of / above to avoid issues with multiline comments. + * + * Breakdown: + * ^ # matches the beginning of the string + * [^*?]* # matches any number of non-wildcard characters + * (?=\/[^/]*[*?]) # lookahead that matches a directory separator followed by + * # a path component that contains at least one wildcard character (* or ?). + */ + var wildcardDirectoryPattern = /^[^*?]*(?=\/[^/]*[*?])/; + /** + * Expands an array of file specifications. + * + * @param filesSpecs The literal file names to include. + * @param includeSpecs The wildcard file specifications to include. + * @param excludeSpecs The wildcard file specifications to exclude. + * @param basePath The base path for any relative file specifications. + * @param options Compiler options. + * @param host The host used to resolve files and directories. + * @param errors An array for diagnostic reporting. + */ + function matchFileNames(filesSpecs, includeSpecs, excludeSpecs, basePath, options, host, errors, extraFileExtensions, jsonSourceFile) { + basePath = ts.normalizePath(basePath); + var validatedIncludeSpecs, validatedExcludeSpecs; + // The exclude spec list is converted into a regular expression, which allows us to quickly + // test whether a file or directory should be excluded before recursively traversing the + // file system. + if (includeSpecs) { + validatedIncludeSpecs = validateSpecs(includeSpecs, errors, /*allowTrailingRecursion*/ false, jsonSourceFile, "include"); + } + if (excludeSpecs) { + validatedExcludeSpecs = validateSpecs(excludeSpecs, errors, /*allowTrailingRecursion*/ true, jsonSourceFile, "exclude"); + } + // Wildcard directories (provided as part of a wildcard path) are stored in a + // file map that marks whether it was a regular wildcard match (with a `*` or `?` token), + // or a recursive directory. This information is used by filesystem watchers to monitor for + // new entries in these paths. + var wildcardDirectories = getWildcardDirectories(validatedIncludeSpecs, validatedExcludeSpecs, basePath, host.useCaseSensitiveFileNames); + var spec = { filesSpecs: filesSpecs, includeSpecs: includeSpecs, excludeSpecs: excludeSpecs, validatedIncludeSpecs: validatedIncludeSpecs, validatedExcludeSpecs: validatedExcludeSpecs, wildcardDirectories: wildcardDirectories }; + return getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions); + } + /** + * Gets the file names from the provided config file specs that contain, files, include, exclude and + * other properties needed to resolve the file names + * @param spec The config file specs extracted with file names to include, wildcards to include/exclude and other details + * @param basePath The base path for any relative file specifications. + * @param options Compiler options. + * @param host The host used to resolve files and directories. + * @param extraFileExtensions optionaly file extra file extension information from host + */ + /* @internal */ + function getFileNamesFromConfigSpecs(spec, basePath, options, host, extraFileExtensions) { + if (extraFileExtensions === void 0) { extraFileExtensions = []; } + basePath = ts.normalizePath(basePath); + var keyMapper = host.useCaseSensitiveFileNames ? caseSensitiveKeyMapper : caseInsensitiveKeyMapper; + // Literal file names (provided via the "files" array in tsconfig.json) are stored in a + // file map with a possibly case insensitive key. We use this map later when when including + // wildcard paths. + var literalFileMap = ts.createMap(); + // Wildcard paths (provided via the "includes" array in tsconfig.json) are stored in a + // file map with a possibly case insensitive key. We use this map to store paths matched + // via wildcard, and to handle extension priority. + var wildcardFileMap = ts.createMap(); + var filesSpecs = spec.filesSpecs, validatedIncludeSpecs = spec.validatedIncludeSpecs, validatedExcludeSpecs = spec.validatedExcludeSpecs, wildcardDirectories = spec.wildcardDirectories; + // Rather than requery this for each file and filespec, we query the supported extensions + // once and store it on the expansion context. + var supportedExtensions = ts.getSupportedExtensions(options, extraFileExtensions); + // Literal files are always included verbatim. An "include" or "exclude" specification cannot + // remove a literal file. + if (filesSpecs) { + for (var _i = 0, filesSpecs_1 = filesSpecs; _i < filesSpecs_1.length; _i++) { + var fileName = filesSpecs_1[_i]; + var file = ts.getNormalizedAbsolutePath(fileName, basePath); + literalFileMap.set(keyMapper(file), file); } } - function getDefaultLibLocation() { - return ts.getDirectoryPath(ts.normalizePath(ts.sys.getExecutingFilePath())); + if (validatedIncludeSpecs && validatedIncludeSpecs.length > 0) { + for (var _a = 0, _b = host.readDirectory(basePath, supportedExtensions, validatedExcludeSpecs, validatedIncludeSpecs, /*depth*/ undefined); _a < _b.length; _a++) { + var file = _b[_a]; + // If we have already included a literal or wildcard path with a + // higher priority extension, we should skip this file. + // + // This handles cases where we may encounter both .ts and + // .d.ts (or .js if "allowJs" is enabled) in the same + // directory when they are compilation outputs. + if (hasFileWithHigherPriorityExtension(file, literalFileMap, wildcardFileMap, supportedExtensions, keyMapper)) { + continue; + } + // We may have included a wildcard path with a lower priority + // extension due to the user-defined order of entries in the + // "include" array. If there is a lower priority extension in the + // same directory, we should remove it. + removeWildcardFilesWithLowerPriorityExtension(file, wildcardFileMap, supportedExtensions, keyMapper); + var key = keyMapper(file); + if (!literalFileMap.has(key) && !wildcardFileMap.has(key)) { + wildcardFileMap.set(key, file); + } + } } - var newLine = ts.getNewLineCharacter(options); - var realpath = ts.sys.realpath && (function (path) { return ts.sys.realpath(path); }); + var literalFiles = ts.arrayFrom(literalFileMap.values()); + var wildcardFiles = ts.arrayFrom(wildcardFileMap.values()); return { - getSourceFile: getSourceFile, - getDefaultLibLocation: getDefaultLibLocation, - getDefaultLibFileName: function (options) { return ts.combinePaths(getDefaultLibLocation(), ts.getDefaultLibFileName(options)); }, - writeFile: writeFile, - getCurrentDirectory: ts.memoize(function () { return ts.sys.getCurrentDirectory(); }), - useCaseSensitiveFileNames: function () { return ts.sys.useCaseSensitiveFileNames; }, - getCanonicalFileName: getCanonicalFileName, - getNewLine: function () { return newLine; }, - fileExists: function (fileName) { return ts.sys.fileExists(fileName); }, - readFile: function (fileName) { return ts.sys.readFile(fileName); }, - trace: function (s) { return ts.sys.write(s + newLine); }, - directoryExists: function (directoryName) { return ts.sys.directoryExists(directoryName); }, - getEnvironmentVariable: function (name) { return ts.sys.getEnvironmentVariable ? ts.sys.getEnvironmentVariable(name) : ""; }, - getDirectories: function (path) { return ts.sys.getDirectories(path); }, - realpath: realpath + fileNames: literalFiles.concat(wildcardFiles), + wildcardDirectories: wildcardDirectories, + spec: spec }; } - ts.createCompilerHost = createCompilerHost; - function getPreEmitDiagnostics(program, sourceFile, cancellationToken) { - var diagnostics = program.getOptionsDiagnostics(cancellationToken).concat(program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken)); - if (program.getCompilerOptions().declaration) { - diagnostics = diagnostics.concat(program.getDeclarationDiagnostics(sourceFile, cancellationToken)); - } - return ts.sortAndDeduplicateDiagnostics(diagnostics); - } - ts.getPreEmitDiagnostics = getPreEmitDiagnostics; - function formatDiagnostics(diagnostics, host) { - var output = ""; - for (var _i = 0, diagnostics_1 = diagnostics; _i < diagnostics_1.length; _i++) { - var diagnostic = diagnostics_1[_i]; - if (diagnostic.file) { - var _a = ts.getLineAndCharacterOfPosition(diagnostic.file, diagnostic.start), line = _a.line, character = _a.character; - var fileName = diagnostic.file.fileName; - var relativeFileName = ts.convertToRelativePath(fileName, host.getCurrentDirectory(), function (fileName) { return host.getCanonicalFileName(fileName); }); - output += relativeFileName + "(" + (line + 1) + "," + (character + 1) + "): "; + ts.getFileNamesFromConfigSpecs = getFileNamesFromConfigSpecs; + function validateSpecs(specs, errors, allowTrailingRecursion, jsonSourceFile, specKey) { + return specs.filter(function (spec) { + var diag = specToDiagnostic(spec, allowTrailingRecursion); + if (diag !== undefined) { + errors.push(createDiagnostic(diag, spec)); } - var category = ts.DiagnosticCategory[diagnostic.category].toLowerCase(); - output += category + " TS" + diagnostic.code + ": " + flattenDiagnosticMessageText(diagnostic.messageText, host.getNewLine()) + host.getNewLine(); + return diag === undefined; + }); + function createDiagnostic(message, spec) { + if (jsonSourceFile && jsonSourceFile.jsonObject) { + for (var _i = 0, _a = ts.getPropertyAssignment(jsonSourceFile.jsonObject, specKey); _i < _a.length; _i++) { + var property = _a[_i]; + if (ts.isArrayLiteralExpression(property.initializer)) { + for (var _b = 0, _c = property.initializer.elements; _b < _c.length; _b++) { + var element = _c[_b]; + if (ts.isStringLiteral(element) && element.text === spec) { + return ts.createDiagnosticForNodeInSourceFile(jsonSourceFile, element, message, spec); + } + } + } + } + } + return ts.createCompilerDiagnostic(message, spec); } - return output; } - ts.formatDiagnostics = formatDiagnostics; - function flattenDiagnosticMessageText(messageText, newLine) { - if (typeof messageText === "string") { - return messageText; + function specToDiagnostic(spec, allowTrailingRecursion) { + if (!allowTrailingRecursion && invalidTrailingRecursionPattern.test(spec)) { + return ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0; } - else { - var diagnosticChain = messageText; - var result = ""; - var indent = 0; - while (diagnosticChain) { - if (indent) { - result += newLine; - for (var i = 0; i < indent; i++) { - result += " "; + else if (invalidMultipleRecursionPatterns.test(spec)) { + return ts.Diagnostics.File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0; + } + else if (invalidDotDotAfterRecursiveWildcardPattern.test(spec)) { + return ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0; + } + } + /** + * Gets directories in a set of include patterns that should be watched for changes. + */ + function getWildcardDirectories(include, exclude, path, useCaseSensitiveFileNames) { + // We watch a directory recursively if it contains a wildcard anywhere in a directory segment + // of the pattern: + // + // /a/b/**/d - Watch /a/b recursively to catch changes to any d in any subfolder recursively + // /a/b/*/d - Watch /a/b recursively to catch any d in any immediate subfolder, even if a new subfolder is added + // /a/b - Watch /a/b recursively to catch changes to anything in any recursive subfoler + // + // We watch a directory without recursion if it contains a wildcard in the file segment of + // the pattern: + // + // /a/b/* - Watch /a/b directly to catch any new file + // /a/b/a?z - Watch /a/b directly to catch any new file matching a?z + var rawExcludeRegex = ts.getRegularExpressionForWildcard(exclude, path, "exclude"); + var excludeRegex = rawExcludeRegex && new RegExp(rawExcludeRegex, useCaseSensitiveFileNames ? "" : "i"); + var wildcardDirectories = {}; + if (include !== undefined) { + var recursiveKeys = []; + for (var _i = 0, include_1 = include; _i < include_1.length; _i++) { + var file = include_1[_i]; + var spec = ts.normalizePath(ts.combinePaths(path, file)); + if (excludeRegex && excludeRegex.test(spec)) { + continue; + } + var match = getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames); + if (match) { + var key = match.key, flags = match.flags; + var existingFlags = wildcardDirectories[key]; + if (existingFlags === undefined || existingFlags < flags) { + wildcardDirectories[key] = flags; + if (flags === 1 /* Recursive */) { + recursiveKeys.push(key); + } + } + } + } + // Remove any subpaths under an existing recursively watched directory. + for (var key in wildcardDirectories) { + if (ts.hasProperty(wildcardDirectories, key)) { + for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) { + var recursiveKey = recursiveKeys_1[_a]; + if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) { + delete wildcardDirectories[key]; + } } } - result += diagnosticChain.messageText; - indent++; - diagnosticChain = diagnosticChain.next; } - return result; } + return wildcardDirectories; } - ts.flattenDiagnosticMessageText = flattenDiagnosticMessageText; - function loadWithLocalCache(names, containingFile, loader) { - if (names.length === 0) { - return []; + function getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames) { + var match = wildcardDirectoryPattern.exec(spec); + if (match) { + return { + key: useCaseSensitiveFileNames ? match[0] : match[0].toLowerCase(), + flags: watchRecursivePattern.test(spec) ? 1 /* Recursive */ : 0 /* None */ + }; } - var resolutions = []; - var cache = ts.createMap(); - for (var _i = 0, names_1 = names; _i < names_1.length; _i++) { - var name_43 = names_1[_i]; - var result = name_43 in cache - ? cache[name_43] - : cache[name_43] = loader(name_43, containingFile); - resolutions.push(result); + if (ts.isImplicitGlob(spec)) { + return { key: spec, flags: 1 /* Recursive */ }; } - return resolutions; + return undefined; } - function createProgram(rootNames, options, host, oldProgram) { - var program; - var files = []; - var commonSourceDirectory; - var diagnosticsProducingTypeChecker; - var noDiagnosticsTypeChecker; - var classifiableNames; - var resolvedTypeReferenceDirectives = ts.createMap(); - var fileProcessingDiagnostics = ts.createDiagnosticCollection(); - // The below settings are to track if a .js file should be add to the program if loaded via searching under node_modules. - // This works as imported modules are discovered recursively in a depth first manner, specifically: - // - For each root file, findSourceFile is called. - // - This calls processImportedModules for each module imported in the source file. - // - This calls resolveModuleNames, and then calls findSourceFile for each resolved module. - // As all these operations happen - and are nested - within the createProgram call, they close over the below variables. - // The current resolution depth is tracked by incrementing/decrementing as the depth first search progresses. - var maxNodeModuleJsDepth = typeof options.maxNodeModuleJsDepth === "number" ? options.maxNodeModuleJsDepth : 0; - var currentNodeModulesDepth = 0; - // If a module has some of its imports skipped due to being at the depth limit under node_modules, then track - // this, as it may be imported at a shallower depth later, and then it will need its skipped imports processed. - var modulesWithElidedImports = ts.createMap(); - // Track source files that are source files found by searching under node_modules, as these shouldn't be compiled. - var sourceFilesFoundSearchingNodeModules = ts.createMap(); - ts.performance.mark("beforeProgram"); - host = host || createCompilerHost(options); - var skipDefaultLib = options.noLib; - var programDiagnostics = ts.createDiagnosticCollection(); - var currentDirectory = host.getCurrentDirectory(); - var supportedExtensions = ts.getSupportedExtensions(options); - // Map storing if there is emit blocking diagnostics for given input - var hasEmitBlockingDiagnostics = ts.createFileMap(getCanonicalFileName); - var moduleResolutionCache; - var resolveModuleNamesWorker; - if (host.resolveModuleNames) { - resolveModuleNamesWorker = function (moduleNames, containingFile) { return host.resolveModuleNames(moduleNames, containingFile).map(function (resolved) { - // An older host may have omitted extension, in which case we should infer it from the file extension of resolvedFileName. - if (!resolved || resolved.extension !== undefined) { - return resolved; + /** + * Determines whether a literal or wildcard file has already been included that has a higher + * extension priority. + * + * @param file The path to the file. + * @param extensionPriority The priority of the extension. + * @param context The expansion context. + */ + function hasFileWithHigherPriorityExtension(file, literalFiles, wildcardFiles, extensions, keyMapper) { + var extensionPriority = ts.getExtensionPriority(file, extensions); + var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority, extensions); + for (var i = 0 /* Highest */; i < adjustedExtensionPriority; i++) { + var higherPriorityExtension = extensions[i]; + var higherPriorityPath = keyMapper(ts.changeExtension(file, higherPriorityExtension)); + if (literalFiles.has(higherPriorityPath) || wildcardFiles.has(higherPriorityPath)) { + return true; + } + } + return false; + } + /** + * Removes files included via wildcard expansion with a lower extension priority that have + * already been included. + * + * @param file The path to the file. + * @param extensionPriority The priority of the extension. + * @param context The expansion context. + */ + function removeWildcardFilesWithLowerPriorityExtension(file, wildcardFiles, extensions, keyMapper) { + var extensionPriority = ts.getExtensionPriority(file, extensions); + var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority, extensions); + for (var i = nextExtensionPriority; i < extensions.length; i++) { + var lowerPriorityExtension = extensions[i]; + var lowerPriorityPath = keyMapper(ts.changeExtension(file, lowerPriorityExtension)); + wildcardFiles.delete(lowerPriorityPath); + } + } + /** + * Gets a case sensitive key. + * + * @param key The original key. + */ + function caseSensitiveKeyMapper(key) { + return key; + } + /** + * Gets a case insensitive key. + * + * @param key The original key. + */ + function caseInsensitiveKeyMapper(key) { + return key.toLowerCase(); + } + /** + * Produces a cleaned version of compiler options with personally identifiying info (aka, paths) removed. + * Also converts enum values back to strings. + */ + /* @internal */ + function convertCompilerOptionsForTelemetry(opts) { + var out = {}; + for (var key in opts) { + if (opts.hasOwnProperty(key)) { + var type = getOptionFromName(key); + if (type !== undefined) { + out[key] = getOptionValueWithEmptyStrings(opts[key], type); } - var withExtension = ts.clone(resolved); - withExtension.extension = ts.extensionFromPath(resolved.resolvedFileName); - return withExtension; - }); }; + } } - else { - moduleResolutionCache = ts.createModuleResolutionCache(currentDirectory, function (x) { return host.getCanonicalFileName(x); }); - var loader_1 = function (moduleName, containingFile) { return ts.resolveModuleName(moduleName, containingFile, options, host, moduleResolutionCache).resolvedModule; }; - resolveModuleNamesWorker = function (moduleNames, containingFile) { return loadWithLocalCache(moduleNames, containingFile, loader_1); }; + return out; + } + ts.convertCompilerOptionsForTelemetry = convertCompilerOptionsForTelemetry; + function getOptionValueWithEmptyStrings(value, option) { + switch (option.type) { + case "object":// "paths". Can't get any useful information from the value since we blank out strings, so just return "". + return ""; + case "string":// Could be any arbitrary string -- use empty string instead. + return ""; + case "number":// Allow numbers, but be sure to check it's actually a number. + return typeof value === "number" ? value : ""; + case "boolean": + return typeof value === "boolean" ? value : ""; + case "list": + var elementType_1 = option.element; + return ts.isArray(value) ? value.map(function (v) { return getOptionValueWithEmptyStrings(v, elementType_1); }) : ""; + default: + return ts.forEachEntry(option.type, function (optionEnumValue, optionStringValue) { + if (optionEnumValue === value) { + return optionStringValue; + } + }); } - var resolveTypeReferenceDirectiveNamesWorker; - if (host.resolveTypeReferenceDirectives) { - resolveTypeReferenceDirectiveNamesWorker = function (typeDirectiveNames, containingFile) { return host.resolveTypeReferenceDirectives(typeDirectiveNames, containingFile); }; + } +})(ts || (ts = {})); +var ts; +(function (ts) { + var ScriptSnapshot; + (function (ScriptSnapshot) { + var StringScriptSnapshot = /** @class */ (function () { + function StringScriptSnapshot(text) { + this.text = text; + } + StringScriptSnapshot.prototype.getText = function (start, end) { + return start === 0 && end === this.text.length + ? this.text + : this.text.substring(start, end); + }; + StringScriptSnapshot.prototype.getLength = function () { + return this.text.length; + }; + StringScriptSnapshot.prototype.getChangeRange = function () { + // Text-based snapshots do not support incremental parsing. Return undefined + // to signal that to the caller. + return undefined; + }; + return StringScriptSnapshot; + }()); + function fromString(text) { + return new StringScriptSnapshot(text); } - else { - var loader_2 = function (typesRef, containingFile) { return ts.resolveTypeReferenceDirective(typesRef, containingFile, options, host).resolvedTypeReferenceDirective; }; - resolveTypeReferenceDirectiveNamesWorker = function (typeReferenceDirectiveNames, containingFile) { return loadWithLocalCache(typeReferenceDirectiveNames, containingFile, loader_2); }; + ScriptSnapshot.fromString = fromString; + })(ScriptSnapshot = ts.ScriptSnapshot || (ts.ScriptSnapshot = {})); + var TextChange = /** @class */ (function () { + function TextChange() { } - var filesByName = ts.createFileMap(); - // stores 'filename -> file association' ignoring case - // used to track cases when two file names differ only in casing - var filesByNameIgnoreCase = host.useCaseSensitiveFileNames() ? ts.createFileMap(function (fileName) { return fileName.toLowerCase(); }) : undefined; - if (!tryReuseStructureFromOldProgram()) { - ts.forEach(rootNames, function (name) { return processRootFile(name, /*isDefaultLib*/ false); }); - // load type declarations specified via 'types' argument or implicitly from types/ and node_modules/@types folders - var typeReferences = ts.getAutomaticTypeDirectiveNames(options, host); - if (typeReferences.length) { - // This containingFilename needs to match with the one used in managed-side - var containingDirectory = options.configFilePath ? ts.getDirectoryPath(options.configFilePath) : host.getCurrentDirectory(); - var containingFilename = ts.combinePaths(containingDirectory, "__inferred type names__.ts"); - var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeReferences, containingFilename); - for (var i = 0; i < typeReferences.length; i++) { - processTypeReferenceDirective(typeReferences[i], resolutions[i]); + return TextChange; + }()); + ts.TextChange = TextChange; + var HighlightSpanKind; + (function (HighlightSpanKind) { + HighlightSpanKind["none"] = "none"; + HighlightSpanKind["definition"] = "definition"; + HighlightSpanKind["reference"] = "reference"; + HighlightSpanKind["writtenReference"] = "writtenReference"; + })(HighlightSpanKind = ts.HighlightSpanKind || (ts.HighlightSpanKind = {})); + var IndentStyle; + (function (IndentStyle) { + IndentStyle[IndentStyle["None"] = 0] = "None"; + IndentStyle[IndentStyle["Block"] = 1] = "Block"; + IndentStyle[IndentStyle["Smart"] = 2] = "Smart"; + })(IndentStyle = ts.IndentStyle || (ts.IndentStyle = {})); + var SymbolDisplayPartKind; + (function (SymbolDisplayPartKind) { + SymbolDisplayPartKind[SymbolDisplayPartKind["aliasName"] = 0] = "aliasName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["className"] = 1] = "className"; + SymbolDisplayPartKind[SymbolDisplayPartKind["enumName"] = 2] = "enumName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["fieldName"] = 3] = "fieldName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["interfaceName"] = 4] = "interfaceName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["keyword"] = 5] = "keyword"; + SymbolDisplayPartKind[SymbolDisplayPartKind["lineBreak"] = 6] = "lineBreak"; + SymbolDisplayPartKind[SymbolDisplayPartKind["numericLiteral"] = 7] = "numericLiteral"; + SymbolDisplayPartKind[SymbolDisplayPartKind["stringLiteral"] = 8] = "stringLiteral"; + SymbolDisplayPartKind[SymbolDisplayPartKind["localName"] = 9] = "localName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["methodName"] = 10] = "methodName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["moduleName"] = 11] = "moduleName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["operator"] = 12] = "operator"; + SymbolDisplayPartKind[SymbolDisplayPartKind["parameterName"] = 13] = "parameterName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["propertyName"] = 14] = "propertyName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["punctuation"] = 15] = "punctuation"; + SymbolDisplayPartKind[SymbolDisplayPartKind["space"] = 16] = "space"; + SymbolDisplayPartKind[SymbolDisplayPartKind["text"] = 17] = "text"; + SymbolDisplayPartKind[SymbolDisplayPartKind["typeParameterName"] = 18] = "typeParameterName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["enumMemberName"] = 19] = "enumMemberName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["functionName"] = 20] = "functionName"; + SymbolDisplayPartKind[SymbolDisplayPartKind["regularExpressionLiteral"] = 21] = "regularExpressionLiteral"; + })(SymbolDisplayPartKind = ts.SymbolDisplayPartKind || (ts.SymbolDisplayPartKind = {})); + var OutputFileType; + (function (OutputFileType) { + OutputFileType[OutputFileType["JavaScript"] = 0] = "JavaScript"; + OutputFileType[OutputFileType["SourceMap"] = 1] = "SourceMap"; + OutputFileType[OutputFileType["Declaration"] = 2] = "Declaration"; + })(OutputFileType = ts.OutputFileType || (ts.OutputFileType = {})); + var EndOfLineState; + (function (EndOfLineState) { + EndOfLineState[EndOfLineState["None"] = 0] = "None"; + EndOfLineState[EndOfLineState["InMultiLineCommentTrivia"] = 1] = "InMultiLineCommentTrivia"; + EndOfLineState[EndOfLineState["InSingleQuoteStringLiteral"] = 2] = "InSingleQuoteStringLiteral"; + EndOfLineState[EndOfLineState["InDoubleQuoteStringLiteral"] = 3] = "InDoubleQuoteStringLiteral"; + EndOfLineState[EndOfLineState["InTemplateHeadOrNoSubstitutionTemplate"] = 4] = "InTemplateHeadOrNoSubstitutionTemplate"; + EndOfLineState[EndOfLineState["InTemplateMiddleOrTail"] = 5] = "InTemplateMiddleOrTail"; + EndOfLineState[EndOfLineState["InTemplateSubstitutionPosition"] = 6] = "InTemplateSubstitutionPosition"; + })(EndOfLineState = ts.EndOfLineState || (ts.EndOfLineState = {})); + var TokenClass; + (function (TokenClass) { + TokenClass[TokenClass["Punctuation"] = 0] = "Punctuation"; + TokenClass[TokenClass["Keyword"] = 1] = "Keyword"; + TokenClass[TokenClass["Operator"] = 2] = "Operator"; + TokenClass[TokenClass["Comment"] = 3] = "Comment"; + TokenClass[TokenClass["Whitespace"] = 4] = "Whitespace"; + TokenClass[TokenClass["Identifier"] = 5] = "Identifier"; + TokenClass[TokenClass["NumberLiteral"] = 6] = "NumberLiteral"; + TokenClass[TokenClass["StringLiteral"] = 7] = "StringLiteral"; + TokenClass[TokenClass["RegExpLiteral"] = 8] = "RegExpLiteral"; + })(TokenClass = ts.TokenClass || (ts.TokenClass = {})); + var ScriptElementKind; + (function (ScriptElementKind) { + ScriptElementKind["unknown"] = ""; + ScriptElementKind["warning"] = "warning"; + /** predefined type (void) or keyword (class) */ + ScriptElementKind["keyword"] = "keyword"; + /** top level script node */ + ScriptElementKind["scriptElement"] = "script"; + /** module foo {} */ + ScriptElementKind["moduleElement"] = "module"; + /** class X {} */ + ScriptElementKind["classElement"] = "class"; + /** var x = class X {} */ + ScriptElementKind["localClassElement"] = "local class"; + /** interface Y {} */ + ScriptElementKind["interfaceElement"] = "interface"; + /** type T = ... */ + ScriptElementKind["typeElement"] = "type"; + /** enum E */ + ScriptElementKind["enumElement"] = "enum"; + ScriptElementKind["enumMemberElement"] = "enum member"; + /** + * Inside module and script only + * const v = .. + */ + ScriptElementKind["variableElement"] = "var"; + /** Inside function */ + ScriptElementKind["localVariableElement"] = "local var"; + /** + * Inside module and script only + * function f() { } + */ + ScriptElementKind["functionElement"] = "function"; + /** Inside function */ + ScriptElementKind["localFunctionElement"] = "local function"; + /** class X { [public|private]* foo() {} } */ + ScriptElementKind["memberFunctionElement"] = "method"; + /** class X { [public|private]* [get|set] foo:number; } */ + ScriptElementKind["memberGetAccessorElement"] = "getter"; + ScriptElementKind["memberSetAccessorElement"] = "setter"; + /** + * class X { [public|private]* foo:number; } + * interface Y { foo:number; } + */ + ScriptElementKind["memberVariableElement"] = "property"; + /** class X { constructor() { } } */ + ScriptElementKind["constructorImplementationElement"] = "constructor"; + /** interface Y { ():number; } */ + ScriptElementKind["callSignatureElement"] = "call"; + /** interface Y { []:number; } */ + ScriptElementKind["indexSignatureElement"] = "index"; + /** interface Y { new():Y; } */ + ScriptElementKind["constructSignatureElement"] = "construct"; + /** function foo(*Y*: string) */ + ScriptElementKind["parameterElement"] = "parameter"; + ScriptElementKind["typeParameterElement"] = "type parameter"; + ScriptElementKind["primitiveType"] = "primitive type"; + ScriptElementKind["label"] = "label"; + ScriptElementKind["alias"] = "alias"; + ScriptElementKind["constElement"] = "const"; + ScriptElementKind["letElement"] = "let"; + ScriptElementKind["directory"] = "directory"; + ScriptElementKind["externalModuleName"] = "external module name"; + /** + * + */ + ScriptElementKind["jsxAttribute"] = "JSX attribute"; + })(ScriptElementKind = ts.ScriptElementKind || (ts.ScriptElementKind = {})); + var ScriptElementKindModifier; + (function (ScriptElementKindModifier) { + ScriptElementKindModifier["none"] = ""; + ScriptElementKindModifier["publicMemberModifier"] = "public"; + ScriptElementKindModifier["privateMemberModifier"] = "private"; + ScriptElementKindModifier["protectedMemberModifier"] = "protected"; + ScriptElementKindModifier["exportedModifier"] = "export"; + ScriptElementKindModifier["ambientModifier"] = "declare"; + ScriptElementKindModifier["staticModifier"] = "static"; + ScriptElementKindModifier["abstractModifier"] = "abstract"; + })(ScriptElementKindModifier = ts.ScriptElementKindModifier || (ts.ScriptElementKindModifier = {})); + var ClassificationTypeNames; + (function (ClassificationTypeNames) { + ClassificationTypeNames["comment"] = "comment"; + ClassificationTypeNames["identifier"] = "identifier"; + ClassificationTypeNames["keyword"] = "keyword"; + ClassificationTypeNames["numericLiteral"] = "number"; + ClassificationTypeNames["operator"] = "operator"; + ClassificationTypeNames["stringLiteral"] = "string"; + ClassificationTypeNames["whiteSpace"] = "whitespace"; + ClassificationTypeNames["text"] = "text"; + ClassificationTypeNames["punctuation"] = "punctuation"; + ClassificationTypeNames["className"] = "class name"; + ClassificationTypeNames["enumName"] = "enum name"; + ClassificationTypeNames["interfaceName"] = "interface name"; + ClassificationTypeNames["moduleName"] = "module name"; + ClassificationTypeNames["typeParameterName"] = "type parameter name"; + ClassificationTypeNames["typeAliasName"] = "type alias name"; + ClassificationTypeNames["parameterName"] = "parameter name"; + ClassificationTypeNames["docCommentTagName"] = "doc comment tag name"; + ClassificationTypeNames["jsxOpenTagName"] = "jsx open tag name"; + ClassificationTypeNames["jsxCloseTagName"] = "jsx close tag name"; + ClassificationTypeNames["jsxSelfClosingTagName"] = "jsx self closing tag name"; + ClassificationTypeNames["jsxAttribute"] = "jsx attribute"; + ClassificationTypeNames["jsxText"] = "jsx text"; + ClassificationTypeNames["jsxAttributeStringLiteralValue"] = "jsx attribute string literal value"; + })(ClassificationTypeNames = ts.ClassificationTypeNames || (ts.ClassificationTypeNames = {})); + var ClassificationType; + (function (ClassificationType) { + ClassificationType[ClassificationType["comment"] = 1] = "comment"; + ClassificationType[ClassificationType["identifier"] = 2] = "identifier"; + ClassificationType[ClassificationType["keyword"] = 3] = "keyword"; + ClassificationType[ClassificationType["numericLiteral"] = 4] = "numericLiteral"; + ClassificationType[ClassificationType["operator"] = 5] = "operator"; + ClassificationType[ClassificationType["stringLiteral"] = 6] = "stringLiteral"; + ClassificationType[ClassificationType["regularExpressionLiteral"] = 7] = "regularExpressionLiteral"; + ClassificationType[ClassificationType["whiteSpace"] = 8] = "whiteSpace"; + ClassificationType[ClassificationType["text"] = 9] = "text"; + ClassificationType[ClassificationType["punctuation"] = 10] = "punctuation"; + ClassificationType[ClassificationType["className"] = 11] = "className"; + ClassificationType[ClassificationType["enumName"] = 12] = "enumName"; + ClassificationType[ClassificationType["interfaceName"] = 13] = "interfaceName"; + ClassificationType[ClassificationType["moduleName"] = 14] = "moduleName"; + ClassificationType[ClassificationType["typeParameterName"] = 15] = "typeParameterName"; + ClassificationType[ClassificationType["typeAliasName"] = 16] = "typeAliasName"; + ClassificationType[ClassificationType["parameterName"] = 17] = "parameterName"; + ClassificationType[ClassificationType["docCommentTagName"] = 18] = "docCommentTagName"; + ClassificationType[ClassificationType["jsxOpenTagName"] = 19] = "jsxOpenTagName"; + ClassificationType[ClassificationType["jsxCloseTagName"] = 20] = "jsxCloseTagName"; + ClassificationType[ClassificationType["jsxSelfClosingTagName"] = 21] = "jsxSelfClosingTagName"; + ClassificationType[ClassificationType["jsxAttribute"] = 22] = "jsxAttribute"; + ClassificationType[ClassificationType["jsxText"] = 23] = "jsxText"; + ClassificationType[ClassificationType["jsxAttributeStringLiteralValue"] = 24] = "jsxAttributeStringLiteralValue"; + })(ClassificationType = ts.ClassificationType || (ts.ClassificationType = {})); +})(ts || (ts = {})); +// These utilities are common to multiple language service features. +/* @internal */ +var ts; +(function (ts) { + ts.scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ true); + var SemanticMeaning; + (function (SemanticMeaning) { + SemanticMeaning[SemanticMeaning["None"] = 0] = "None"; + SemanticMeaning[SemanticMeaning["Value"] = 1] = "Value"; + SemanticMeaning[SemanticMeaning["Type"] = 2] = "Type"; + SemanticMeaning[SemanticMeaning["Namespace"] = 4] = "Namespace"; + SemanticMeaning[SemanticMeaning["All"] = 7] = "All"; + })(SemanticMeaning = ts.SemanticMeaning || (ts.SemanticMeaning = {})); + function getMeaningFromDeclaration(node) { + switch (node.kind) { + case 146 /* Parameter */: + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 261 /* PropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 260 /* CatchClause */: + case 253 /* JsxAttribute */: + return 1 /* Value */; + case 145 /* TypeParameter */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 163 /* TypeLiteral */: + return 2 /* Type */; + case 283 /* JSDocTypedefTag */: + // If it has no name node, it shares the name with the value declaration below it. + return node.name === undefined ? 1 /* Value */ | 2 /* Type */ : 2 /* Type */; + case 264 /* EnumMember */: + case 229 /* ClassDeclaration */: + return 1 /* Value */ | 2 /* Type */; + case 233 /* ModuleDeclaration */: + if (ts.isAmbientModule(node)) { + return 4 /* Namespace */ | 1 /* Value */; } - } - // Do not process the default library if: - // - The '--noLib' flag is used. - // - A 'no-default-lib' reference comment is encountered in - // processing the root files. - if (!skipDefaultLib) { - // If '--lib' is not specified, include default library file according to '--target' - // otherwise, using options specified in '--lib' instead of '--target' default library file - if (!options.lib) { - processRootFile(host.getDefaultLibFileName(options), /*isDefaultLib*/ true); + else if (ts.getModuleInstanceState(node) === 1 /* Instantiated */) { + return 4 /* Namespace */ | 1 /* Value */; } else { - var libDirectory_1 = host.getDefaultLibLocation ? host.getDefaultLibLocation() : ts.getDirectoryPath(host.getDefaultLibFileName(options)); - ts.forEach(options.lib, function (libFileName) { - processRootFile(ts.combinePaths(libDirectory_1, libFileName), /*isDefaultLib*/ true); - }); + return 4 /* Namespace */; } - } + case 232 /* EnumDeclaration */: + case 241 /* NamedImports */: + case 242 /* ImportSpecifier */: + case 237 /* ImportEqualsDeclaration */: + case 238 /* ImportDeclaration */: + case 243 /* ExportAssignment */: + case 244 /* ExportDeclaration */: + return 7 /* All */; + // An external module can be a Value + case 265 /* SourceFile */: + return 4 /* Namespace */ | 1 /* Value */; } - // unconditionally set moduleResolutionCache to undefined to avoid unnecessary leaks - moduleResolutionCache = undefined; - // unconditionally set oldProgram to undefined to prevent it from being captured in closure - oldProgram = undefined; - program = { - getRootFileNames: function () { return rootNames; }, - getSourceFile: getSourceFile, - getSourceFileByPath: getSourceFileByPath, - getSourceFiles: function () { return files; }, - getCompilerOptions: function () { return options; }, - getSyntacticDiagnostics: getSyntacticDiagnostics, - getOptionsDiagnostics: getOptionsDiagnostics, - getGlobalDiagnostics: getGlobalDiagnostics, - getSemanticDiagnostics: getSemanticDiagnostics, - getDeclarationDiagnostics: getDeclarationDiagnostics, - getTypeChecker: getTypeChecker, - getClassifiableNames: getClassifiableNames, - getDiagnosticsProducingTypeChecker: getDiagnosticsProducingTypeChecker, - getCommonSourceDirectory: getCommonSourceDirectory, - emit: emit, - getCurrentDirectory: function () { return currentDirectory; }, - getNodeCount: function () { return getDiagnosticsProducingTypeChecker().getNodeCount(); }, - getIdentifierCount: function () { return getDiagnosticsProducingTypeChecker().getIdentifierCount(); }, - getSymbolCount: function () { return getDiagnosticsProducingTypeChecker().getSymbolCount(); }, - getTypeCount: function () { return getDiagnosticsProducingTypeChecker().getTypeCount(); }, - getFileProcessingDiagnostics: function () { return fileProcessingDiagnostics; }, - getResolvedTypeReferenceDirectives: function () { return resolvedTypeReferenceDirectives; }, - isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary, - dropDiagnosticsProducingTypeChecker: dropDiagnosticsProducingTypeChecker - }; - verifyCompilerOptions(); - ts.performance.mark("afterProgram"); - ts.performance.measure("Program", "beforeProgram", "afterProgram"); - return program; - function getCommonSourceDirectory() { - if (commonSourceDirectory === undefined) { - var emittedFiles = ts.filterSourceFilesInDirectory(files, isSourceFileFromExternalLibrary); - if (options.rootDir && checkSourceFilesBelongToPath(emittedFiles, options.rootDir)) { - // If a rootDir is specified and is valid use it as the commonSourceDirectory - commonSourceDirectory = ts.getNormalizedAbsolutePath(options.rootDir, currentDirectory); - } - else { - commonSourceDirectory = computeCommonSourceDirectory(emittedFiles); - } - if (commonSourceDirectory && commonSourceDirectory[commonSourceDirectory.length - 1] !== ts.directorySeparator) { - // Make sure directory path ends with directory separator so this string can directly - // used to replace with "" to get the relative path of the source file and the relative path doesn't - // start with / making it rooted path - commonSourceDirectory += ts.directorySeparator; - } + return 7 /* All */; + } + ts.getMeaningFromDeclaration = getMeaningFromDeclaration; + function getMeaningFromLocation(node) { + if (node.kind === 265 /* SourceFile */) { + return 1 /* Value */; + } + else if (node.parent.kind === 243 /* ExportAssignment */) { + return 7 /* All */; + } + else if (isInRightSideOfInternalImportEqualsDeclaration(node)) { + return getMeaningFromRightHandSideOfImportEquals(node); + } + else if (ts.isDeclarationName(node)) { + return getMeaningFromDeclaration(node.parent); + } + else if (isTypeReference(node)) { + return 2 /* Type */; + } + else if (isNamespaceReference(node)) { + return 4 /* Namespace */; + } + else if (ts.isTypeParameterDeclaration(node.parent)) { + ts.Debug.assert(ts.isJSDocTemplateTag(node.parent.parent)); // Else would be handled by isDeclarationName + return 2 /* Type */; + } + else { + return 1 /* Value */; + } + } + ts.getMeaningFromLocation = getMeaningFromLocation; + function getMeaningFromRightHandSideOfImportEquals(node) { + ts.Debug.assert(node.kind === 71 /* Identifier */); + // import a = |b|; // Namespace + // import a = |b.c|; // Value, type, namespace + // import a = |b.c|.d; // Namespace + if (node.parent.kind === 143 /* QualifiedName */ && + node.parent.right === node && + node.parent.parent.kind === 237 /* ImportEqualsDeclaration */) { + return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; + } + return 4 /* Namespace */; + } + function isInRightSideOfInternalImportEqualsDeclaration(node) { + while (node.parent.kind === 143 /* QualifiedName */) { + node = node.parent; + } + return ts.isInternalModuleImportEqualsDeclaration(node.parent) && node.parent.moduleReference === node; + } + ts.isInRightSideOfInternalImportEqualsDeclaration = isInRightSideOfInternalImportEqualsDeclaration; + function isNamespaceReference(node) { + return isQualifiedNameNamespaceReference(node) || isPropertyAccessNamespaceReference(node); + } + function isQualifiedNameNamespaceReference(node) { + var root = node; + var isLastClause = true; + if (root.parent.kind === 143 /* QualifiedName */) { + while (root.parent && root.parent.kind === 143 /* QualifiedName */) { + root = root.parent; } - return commonSourceDirectory; + isLastClause = root.right === node; } - function getClassifiableNames() { - if (!classifiableNames) { - // Initialize a checker so that all our files are bound. - getTypeChecker(); - classifiableNames = ts.createMap(); - for (var _i = 0, files_2 = files; _i < files_2.length; _i++) { - var sourceFile = files_2[_i]; - ts.copyProperties(sourceFile.classifiableNames, classifiableNames); - } + return root.parent.kind === 159 /* TypeReference */ && !isLastClause; + } + function isPropertyAccessNamespaceReference(node) { + var root = node; + var isLastClause = true; + if (root.parent.kind === 179 /* PropertyAccessExpression */) { + while (root.parent && root.parent.kind === 179 /* PropertyAccessExpression */) { + root = root.parent; } - return classifiableNames; + isLastClause = root.name === node; } - function resolveModuleNamesReusingOldState(moduleNames, containingFile, file, oldProgramState) { - if (!oldProgramState && !file.ambientModuleNames.length) { - // if old program state is not supplied and file does not contain locally defined ambient modules - // then the best we can do is fallback to the default logic - return resolveModuleNamesWorker(moduleNames, containingFile); + if (!isLastClause && root.parent.kind === 201 /* ExpressionWithTypeArguments */ && root.parent.parent.kind === 259 /* HeritageClause */) { + var decl = root.parent.parent.parent; + return (decl.kind === 229 /* ClassDeclaration */ && root.parent.parent.token === 108 /* ImplementsKeyword */) || + (decl.kind === 230 /* InterfaceDeclaration */ && root.parent.parent.token === 85 /* ExtendsKeyword */); + } + return false; + } + function isTypeReference(node) { + if (ts.isRightSideOfQualifiedNameOrPropertyAccess(node)) { + node = node.parent; + } + switch (node.kind) { + case 99 /* ThisKeyword */: + return !ts.isPartOfExpression(node); + case 169 /* ThisType */: + return true; + } + switch (node.parent.kind) { + case 159 /* TypeReference */: + return true; + case 201 /* ExpressionWithTypeArguments */: + return !ts.isExpressionWithTypeArgumentsInClassExtendsClause(node.parent); + } + return false; + } + function isCallExpressionTarget(node) { + return isCallOrNewExpressionTarget(node, 181 /* CallExpression */); + } + ts.isCallExpressionTarget = isCallExpressionTarget; + function isNewExpressionTarget(node) { + return isCallOrNewExpressionTarget(node, 182 /* NewExpression */); + } + ts.isNewExpressionTarget = isNewExpressionTarget; + function isCallOrNewExpressionTarget(node, kind) { + var target = climbPastPropertyAccess(node); + return target && target.parent && target.parent.kind === kind && target.parent.expression === target; + } + function climbPastPropertyAccess(node) { + return isRightSideOfPropertyAccess(node) ? node.parent : node; + } + ts.climbPastPropertyAccess = climbPastPropertyAccess; + function getTargetLabel(referenceNode, labelName) { + while (referenceNode) { + if (referenceNode.kind === 222 /* LabeledStatement */ && referenceNode.label.escapedText === labelName) { + return referenceNode.label; } - // at this point we know that either - // - file has local declarations for ambient modules - // OR - // - old program state is available - // OR - // - both of items above - // With this it is possible that we can tell how some module names from the initial list will be resolved - // without doing actual resolution (in particular if some name was resolved to ambient module). - // Such names should be excluded from the list of module names that will be provided to `resolveModuleNamesWorker` - // since we don't want to resolve them again. - // this is a list of modules for which we cannot predict resolution so they should be actually resolved - var unknownModuleNames; - // this is a list of combined results assembles from predicted and resolved results. - // Order in this list matches the order in the original list of module names `moduleNames` which is important - // so later we can split results to resolutions of modules and resolutions of module augmentations. - var result; - // a transient placeholder that is used to mark predicted resolution in the result list - var predictedToResolveToAmbientModuleMarker = {}; - for (var i = 0; i < moduleNames.length; i++) { - var moduleName = moduleNames[i]; - // module name is known to be resolved to ambient module if - // - module name is contained in the list of ambient modules that are locally declared in the file - // - in the old program module name was resolved to ambient module whose declaration is in non-modified file - // (so the same module declaration will land in the new program) - var isKnownToResolveToAmbientModule = false; - if (ts.contains(file.ambientModuleNames, moduleName)) { - isKnownToResolveToAmbientModule = true; - if (ts.isTraceEnabled(options, host)) { - ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1, moduleName, containingFile); - } - } - else { - isKnownToResolveToAmbientModule = checkModuleNameResolvedToAmbientModuleInNonModifiedFile(moduleName, oldProgramState); - } - if (isKnownToResolveToAmbientModule) { - if (!unknownModuleNames) { - // found a first module name for which result can be prediced - // this means that this module name should not be passed to `resolveModuleNamesWorker`. - // We'll use a separate list for module names that are definitely unknown. - result = new Array(moduleNames.length); - // copy all module names that appear before the current one in the list - // since they are known to be unknown - unknownModuleNames = moduleNames.slice(0, i); - } - // mark prediced resolution in the result list - result[i] = predictedToResolveToAmbientModuleMarker; - } - else if (unknownModuleNames) { - // found unknown module name and we are already using separate list for those - add it to the list - unknownModuleNames.push(moduleName); - } + referenceNode = referenceNode.parent; + } + return undefined; + } + ts.getTargetLabel = getTargetLabel; + function isJumpStatementTarget(node) { + return node.kind === 71 /* Identifier */ && + (node.parent.kind === 218 /* BreakStatement */ || node.parent.kind === 217 /* ContinueStatement */) && + node.parent.label === node; + } + ts.isJumpStatementTarget = isJumpStatementTarget; + function isLabelOfLabeledStatement(node) { + return node.kind === 71 /* Identifier */ && + node.parent.kind === 222 /* LabeledStatement */ && + node.parent.label === node; + } + function isLabelName(node) { + return isLabelOfLabeledStatement(node) || isJumpStatementTarget(node); + } + ts.isLabelName = isLabelName; + function isRightSideOfQualifiedName(node) { + return node.parent.kind === 143 /* QualifiedName */ && node.parent.right === node; + } + ts.isRightSideOfQualifiedName = isRightSideOfQualifiedName; + function isRightSideOfPropertyAccess(node) { + return node && node.parent && node.parent.kind === 179 /* PropertyAccessExpression */ && node.parent.name === node; + } + ts.isRightSideOfPropertyAccess = isRightSideOfPropertyAccess; + function isNameOfModuleDeclaration(node) { + return node.parent.kind === 233 /* ModuleDeclaration */ && node.parent.name === node; + } + ts.isNameOfModuleDeclaration = isNameOfModuleDeclaration; + function isNameOfFunctionDeclaration(node) { + return node.kind === 71 /* Identifier */ && + ts.isFunctionLike(node.parent) && node.parent.name === node; + } + ts.isNameOfFunctionDeclaration = isNameOfFunctionDeclaration; + function isLiteralNameOfPropertyDeclarationOrIndexAccess(node) { + switch (node.parent.kind) { + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 261 /* PropertyAssignment */: + case 264 /* EnumMember */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 233 /* ModuleDeclaration */: + return ts.getNameOfDeclaration(node.parent) === node; + case 180 /* ElementAccessExpression */: + return node.parent.argumentExpression === node; + case 144 /* ComputedPropertyName */: + return true; + case 173 /* LiteralType */: + return node.parent.parent.kind === 171 /* IndexedAccessType */; + } + } + ts.isLiteralNameOfPropertyDeclarationOrIndexAccess = isLiteralNameOfPropertyDeclarationOrIndexAccess; + function isExpressionOfExternalModuleImportEqualsDeclaration(node) { + return ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && + ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node; + } + ts.isExpressionOfExternalModuleImportEqualsDeclaration = isExpressionOfExternalModuleImportEqualsDeclaration; + function getContainerNode(node) { + if (node.kind === 283 /* JSDocTypedefTag */) { + // This doesn't just apply to the node immediately under the comment, but to everything in its parent's scope. + // node.parent = the JSDoc comment, node.parent.parent = the node having the comment. + // Then we get parent again in the loop. + node = node.parent.parent; + } + while (true) { + node = node.parent; + if (!node) { + return undefined; } - if (!unknownModuleNames) { - // we've looked throught the list but have not seen any predicted resolution - // use default logic - return resolveModuleNamesWorker(moduleNames, containingFile); + switch (node.kind) { + case 265 /* SourceFile */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: + case 233 /* ModuleDeclaration */: + return node; } - var resolutions = unknownModuleNames.length - ? resolveModuleNamesWorker(unknownModuleNames, containingFile) - : emptyArray; - // combine results of resolutions and predicted results - var j = 0; - for (var i = 0; i < result.length; i++) { - if (result[i] == predictedToResolveToAmbientModuleMarker) { - result[i] = undefined; + } + } + ts.getContainerNode = getContainerNode; + function getNodeKind(node) { + switch (node.kind) { + case 265 /* SourceFile */: + return ts.isExternalModule(node) ? "module" /* moduleElement */ : "script" /* scriptElement */; + case 233 /* ModuleDeclaration */: + return "module" /* moduleElement */; + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + return "class" /* classElement */; + case 230 /* InterfaceDeclaration */: return "interface" /* interfaceElement */; + case 231 /* TypeAliasDeclaration */: return "type" /* typeElement */; + case 232 /* EnumDeclaration */: return "enum" /* enumElement */; + case 226 /* VariableDeclaration */: + return getKindOfVariableDeclaration(node); + case 176 /* BindingElement */: + return getKindOfVariableDeclaration(ts.getRootDeclaration(node)); + case 187 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + return "function" /* functionElement */; + case 153 /* GetAccessor */: return "getter" /* memberGetAccessorElement */; + case 154 /* SetAccessor */: return "setter" /* memberSetAccessorElement */; + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + return "method" /* memberFunctionElement */; + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + return "property" /* memberVariableElement */; + case 157 /* IndexSignature */: return "index" /* indexSignatureElement */; + case 156 /* ConstructSignature */: return "construct" /* constructSignatureElement */; + case 155 /* CallSignature */: return "call" /* callSignatureElement */; + case 152 /* Constructor */: return "constructor" /* constructorImplementationElement */; + case 145 /* TypeParameter */: return "type parameter" /* typeParameterElement */; + case 264 /* EnumMember */: return "enum member" /* enumMemberElement */; + case 146 /* Parameter */: return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) ? "property" /* memberVariableElement */ : "parameter" /* parameterElement */; + case 237 /* ImportEqualsDeclaration */: + case 242 /* ImportSpecifier */: + case 239 /* ImportClause */: + case 246 /* ExportSpecifier */: + case 240 /* NamespaceImport */: + return "alias" /* alias */; + case 283 /* JSDocTypedefTag */: + return "type" /* typeElement */; + case 194 /* BinaryExpression */: + var kind = ts.getSpecialPropertyAssignmentKind(node); + var right = node.right; + switch (kind) { + case 0 /* None */: + return "" /* unknown */; + case 1 /* ExportsProperty */: + case 2 /* ModuleExports */: + var rightKind = getNodeKind(right); + return rightKind === "" /* unknown */ ? "const" /* constElement */ : rightKind; + case 3 /* PrototypeProperty */: + return "method" /* memberFunctionElement */; // instance method + case 4 /* ThisProperty */: + return "property" /* memberVariableElement */; // property + case 5 /* Property */: + // static method / property + return ts.isFunctionExpression(right) ? "method" /* memberFunctionElement */ : "property" /* memberVariableElement */; + default: { + ts.assertTypeIsNever(kind); + return "" /* unknown */; + } } - else { - result[i] = resolutions[j]; - j++; + default: + return "" /* unknown */; + } + function getKindOfVariableDeclaration(v) { + return ts.isConst(v) + ? "const" /* constElement */ + : ts.isLet(v) + ? "let" /* letElement */ + : "var" /* variableElement */; + } + } + ts.getNodeKind = getNodeKind; + function isThis(node) { + switch (node.kind) { + case 99 /* ThisKeyword */: + // case SyntaxKind.ThisType: TODO: GH#9267 + return true; + case 71 /* Identifier */: + // 'this' as a parameter + return ts.identifierIsThisKeyword(node) && node.parent.kind === 146 /* Parameter */; + default: + return false; + } + } + ts.isThis = isThis; + // Matches the beginning of a triple slash directive + var tripleSlashDirectivePrefixRegex = /^\/\/\/\s*= range.end; + } + ts.startEndContainsRange = startEndContainsRange; + function rangeContainsStartEnd(range, start, end) { + return range.pos <= start && range.end >= end; + } + ts.rangeContainsStartEnd = rangeContainsStartEnd; + function rangeOverlapsWithStartEnd(r1, start, end) { + return startEndOverlapsWithStartEnd(r1.pos, r1.end, start, end); + } + ts.rangeOverlapsWithStartEnd = rangeOverlapsWithStartEnd; + function startEndOverlapsWithStartEnd(start1, end1, start2, end2) { + var start = Math.max(start1, start2); + var end = Math.min(end1, end2); + return start < end; + } + ts.startEndOverlapsWithStartEnd = startEndOverlapsWithStartEnd; + /** + * Assumes `candidate.start <= position` holds. + */ + function positionBelongsToNode(candidate, position, sourceFile) { + return position < candidate.end || !isCompletedNode(candidate, sourceFile); + } + ts.positionBelongsToNode = positionBelongsToNode; + function isCompletedNode(n, sourceFile) { + if (ts.nodeIsMissing(n)) { + return false; + } + switch (n.kind) { + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: + case 178 /* ObjectLiteralExpression */: + case 174 /* ObjectBindingPattern */: + case 163 /* TypeLiteral */: + case 207 /* Block */: + case 234 /* ModuleBlock */: + case 235 /* CaseBlock */: + case 241 /* NamedImports */: + case 245 /* NamedExports */: + return nodeEndsWith(n, 18 /* CloseBraceToken */, sourceFile); + case 260 /* CatchClause */: + return isCompletedNode(n.block, sourceFile); + case 182 /* NewExpression */: + if (!n.arguments) { + return true; } - } - ts.Debug.assert(j === resolutions.length); - return result; - function checkModuleNameResolvedToAmbientModuleInNonModifiedFile(moduleName, oldProgramState) { - if (!oldProgramState) { - return false; + // falls through + case 181 /* CallExpression */: + case 185 /* ParenthesizedExpression */: + case 168 /* ParenthesizedType */: + return nodeEndsWith(n, 20 /* CloseParenToken */, sourceFile); + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + return isCompletedNode(n.type, sourceFile); + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 156 /* ConstructSignature */: + case 155 /* CallSignature */: + case 187 /* ArrowFunction */: + if (n.body) { + return isCompletedNode(n.body, sourceFile); } - var resolutionToFile = ts.getResolvedModule(oldProgramState.file, moduleName); - if (resolutionToFile) { - // module used to be resolved to file - ignore it - return false; + if (n.type) { + return isCompletedNode(n.type, sourceFile); } - var ambientModule = oldProgram.getTypeChecker().tryFindAmbientModuleWithoutAugmentations(moduleName); - if (!(ambientModule && ambientModule.declarations)) { - return false; + // Even though type parameters can be unclosed, we can get away with + // having at least a closing paren. + return hasChildOfKind(n, 20 /* CloseParenToken */, sourceFile); + case 233 /* ModuleDeclaration */: + return n.body && isCompletedNode(n.body, sourceFile); + case 211 /* IfStatement */: + if (n.elseStatement) { + return isCompletedNode(n.elseStatement, sourceFile); } - // at least one of declarations should come from non-modified source file - var firstUnmodifiedFile = ts.forEach(ambientModule.declarations, function (d) { - var f = ts.getSourceFileOfNode(d); - return !ts.contains(oldProgramState.modifiedFilePaths, f.path) && f; - }); - if (!firstUnmodifiedFile) { - return false; + return isCompletedNode(n.thenStatement, sourceFile); + case 210 /* ExpressionStatement */: + return isCompletedNode(n.expression, sourceFile) || + hasChildOfKind(n, 25 /* SemicolonToken */); + case 177 /* ArrayLiteralExpression */: + case 175 /* ArrayBindingPattern */: + case 180 /* ElementAccessExpression */: + case 144 /* ComputedPropertyName */: + case 165 /* TupleType */: + return nodeEndsWith(n, 22 /* CloseBracketToken */, sourceFile); + case 157 /* IndexSignature */: + if (n.type) { + return isCompletedNode(n.type, sourceFile); } - if (ts.isTraceEnabled(options, host)) { - ts.trace(host, ts.Diagnostics.Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified, moduleName, firstUnmodifiedFile.fileName); + return hasChildOfKind(n, 22 /* CloseBracketToken */, sourceFile); + case 257 /* CaseClause */: + case 258 /* DefaultClause */: + // there is no such thing as terminator token for CaseClause/DefaultClause so for simplicity always consider them non-completed + return false; + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 213 /* WhileStatement */: + return isCompletedNode(n.statement, sourceFile); + case 212 /* DoStatement */: + // rough approximation: if DoStatement has While keyword - then if node is completed is checking the presence of ')'; + var hasWhileKeyword = findChildOfKind(n, 106 /* WhileKeyword */, sourceFile); + if (hasWhileKeyword) { + return nodeEndsWith(n, 20 /* CloseParenToken */, sourceFile); } + return isCompletedNode(n.statement, sourceFile); + case 162 /* TypeQuery */: + return isCompletedNode(n.exprName, sourceFile); + case 189 /* TypeOfExpression */: + case 188 /* DeleteExpression */: + case 190 /* VoidExpression */: + case 197 /* YieldExpression */: + case 198 /* SpreadElement */: + var unaryWordExpression = n; + return isCompletedNode(unaryWordExpression.expression, sourceFile); + case 183 /* TaggedTemplateExpression */: + return isCompletedNode(n.template, sourceFile); + case 196 /* TemplateExpression */: + var lastSpan = ts.lastOrUndefined(n.templateSpans); + return isCompletedNode(lastSpan, sourceFile); + case 205 /* TemplateSpan */: + return ts.nodeIsPresent(n.literal); + case 244 /* ExportDeclaration */: + case 238 /* ImportDeclaration */: + return ts.nodeIsPresent(n.moduleSpecifier); + case 192 /* PrefixUnaryExpression */: + return isCompletedNode(n.operand, sourceFile); + case 194 /* BinaryExpression */: + return isCompletedNode(n.right, sourceFile); + case 195 /* ConditionalExpression */: + return isCompletedNode(n.whenFalse, sourceFile); + default: return true; - } } - function tryReuseStructureFromOldProgram() { - if (!oldProgram) { - return false; + } + ts.isCompletedNode = isCompletedNode; + /* + * Checks if node ends with 'expectedLastToken'. + * If child at position 'length - 1' is 'SemicolonToken' it is skipped and 'expectedLastToken' is compared with child at position 'length - 2'. + */ + function nodeEndsWith(n, expectedLastToken, sourceFile) { + var children = n.getChildren(sourceFile); + if (children.length) { + var last_2 = ts.lastOrUndefined(children); + if (last_2.kind === expectedLastToken) { + return true; } - // check properties that can affect structure of the program or module resolution strategy - // if any of these properties has changed - structure cannot be reused - var oldOptions = oldProgram.getCompilerOptions(); - if (ts.changesAffectModuleResolution(oldOptions, options)) { - return false; + else if (last_2.kind === 25 /* SemicolonToken */ && children.length !== 1) { + return children[children.length - 2].kind === expectedLastToken; } - ts.Debug.assert(!oldProgram.structureIsReused); - // there is an old program, check if we can reuse its structure - var oldRootNames = oldProgram.getRootFileNames(); - if (!ts.arrayIsEqualTo(oldRootNames, rootNames)) { - return false; + } + return false; + } + function findListItemInfo(node) { + var list = findContainingList(node); + // It is possible at this point for syntaxList to be undefined, either if + // node.parent had no list child, or if none of its list children contained + // the span of node. If this happens, return undefined. The caller should + // handle this case. + if (!list) { + return undefined; + } + var children = list.getChildren(); + var listItemIndex = ts.indexOfNode(children, node); + return { + listItemIndex: listItemIndex, + list: list + }; + } + ts.findListItemInfo = findListItemInfo; + function hasChildOfKind(n, kind, sourceFile) { + return !!findChildOfKind(n, kind, sourceFile); + } + ts.hasChildOfKind = hasChildOfKind; + function findChildOfKind(n, kind, sourceFile) { + return ts.forEach(n.getChildren(sourceFile), function (c) { return c.kind === kind && c; }); + } + ts.findChildOfKind = findChildOfKind; + function findContainingList(node) { + // The node might be a list element (nonsynthetic) or a comma (synthetic). Either way, it will + // be parented by the container of the SyntaxList, not the SyntaxList itself. + // In order to find the list item index, we first need to locate SyntaxList itself and then search + // for the position of the relevant node (or comma). + var syntaxList = ts.forEach(node.parent.getChildren(), function (c) { + // find syntax list that covers the span of the node + if (ts.isSyntaxList(c) && c.pos <= node.pos && c.end >= node.end) { + return c; } - if (!ts.arrayIsEqualTo(options.types, oldOptions.types)) { - return false; + }); + // Either we didn't find an appropriate list, or the list must contain us. + ts.Debug.assert(!syntaxList || ts.contains(syntaxList.getChildren(), node)); + return syntaxList; + } + ts.findContainingList = findContainingList; + /* Gets the token whose text has range [start, end) and + * position >= start and (position < end or (position === end && token is keyword or identifier)) + */ + function getTouchingWord(sourceFile, position, includeJsDocComment) { + return getTouchingToken(sourceFile, position, includeJsDocComment, function (n) { return isWord(n.kind); }); + } + ts.getTouchingWord = getTouchingWord; + /* Gets the token whose text has range [start, end) and position >= start + * and (position < end or (position === end && token is keyword or identifier or numeric/string literal)) + */ + function getTouchingPropertyName(sourceFile, position, includeJsDocComment) { + return getTouchingToken(sourceFile, position, includeJsDocComment, function (n) { return isPropertyName(n.kind); }); + } + ts.getTouchingPropertyName = getTouchingPropertyName; + /** + * Returns the token if position is in [start, end). + * If position === end, returns the preceding token if includeItemAtEndPosition(previousToken) === true + */ + function getTouchingToken(sourceFile, position, includeJsDocComment, includePrecedingTokenAtEndPosition) { + return getTokenAtPositionWorker(sourceFile, position, /*allowPositionInLeadingTrivia*/ false, includePrecedingTokenAtEndPosition, /*includeEndPosition*/ false, includeJsDocComment); + } + ts.getTouchingToken = getTouchingToken; + /** Returns a token if position is in [start-of-leading-trivia, end) */ + function getTokenAtPosition(sourceFile, position, includeJsDocComment, includeEndPosition) { + return getTokenAtPositionWorker(sourceFile, position, /*allowPositionInLeadingTrivia*/ true, /*includePrecedingTokenAtEndPosition*/ undefined, includeEndPosition, includeJsDocComment); + } + ts.getTokenAtPosition = getTokenAtPosition; + /** Get the token whose text contains the position */ + function getTokenAtPositionWorker(sourceFile, position, allowPositionInLeadingTrivia, includePrecedingTokenAtEndPosition, includeEndPosition, includeJsDocComment) { + var current = sourceFile; + outer: while (true) { + if (ts.isToken(current)) { + // exit early + return current; } - // check if program source files has changed in the way that can affect structure of the program - var newSourceFiles = []; - var filePaths = []; - var modifiedSourceFiles = []; - for (var _i = 0, _a = oldProgram.getSourceFiles(); _i < _a.length; _i++) { - var oldSourceFile = _a[_i]; - var newSourceFile = host.getSourceFileByPath - ? host.getSourceFileByPath(oldSourceFile.fileName, oldSourceFile.path, options.target) - : host.getSourceFile(oldSourceFile.fileName, options.target); - if (!newSourceFile) { - return false; - } - newSourceFile.path = oldSourceFile.path; - filePaths.push(newSourceFile.path); - if (oldSourceFile !== newSourceFile) { - if (oldSourceFile.hasNoDefaultLib !== newSourceFile.hasNoDefaultLib) { - // value of no-default-lib has changed - // this will affect if default library is injected into the list of files - return false; - } - // check tripleslash references - if (!ts.arrayIsEqualTo(oldSourceFile.referencedFiles, newSourceFile.referencedFiles, fileReferenceIsEqualTo)) { - // tripleslash references has changed - return false; - } - // check imports and module augmentations - collectExternalModuleReferences(newSourceFile); - if (!ts.arrayIsEqualTo(oldSourceFile.imports, newSourceFile.imports, moduleNameIsEqualTo)) { - // imports has changed - return false; - } - if (!ts.arrayIsEqualTo(oldSourceFile.moduleAugmentations, newSourceFile.moduleAugmentations, moduleNameIsEqualTo)) { - // moduleAugmentations has changed - return false; - } - if (!ts.arrayIsEqualTo(oldSourceFile.typeReferenceDirectives, newSourceFile.typeReferenceDirectives, fileReferenceIsEqualTo)) { - // 'types' references has changed - return false; - } - // tentatively approve the file - modifiedSourceFiles.push({ oldFile: oldSourceFile, newFile: newSourceFile }); + // find the child that contains 'position' + for (var _i = 0, _a = current.getChildren(); _i < _a.length; _i++) { + var child = _a[_i]; + if (!includeJsDocComment && ts.isJSDocNode(child)) { + continue; } - else { - // file has no changes - use it as is - newSourceFile = oldSourceFile; + var start = allowPositionInLeadingTrivia ? child.getFullStart() : child.getStart(sourceFile, includeJsDocComment); + if (start > position) { + // If this child begins after position, then all subsequent children will as well. + break; } - // if file has passed all checks it should be safe to reuse it - newSourceFiles.push(newSourceFile); - } - var modifiedFilePaths = modifiedSourceFiles.map(function (f) { return f.newFile.path; }); - // try to verify results of module resolution - for (var _b = 0, modifiedSourceFiles_1 = modifiedSourceFiles; _b < modifiedSourceFiles_1.length; _b++) { - var _c = modifiedSourceFiles_1[_b], oldSourceFile = _c.oldFile, newSourceFile = _c.newFile; - var newSourceFilePath = ts.getNormalizedAbsolutePath(newSourceFile.fileName, currentDirectory); - if (resolveModuleNamesWorker) { - var moduleNames = ts.map(ts.concatenate(newSourceFile.imports, newSourceFile.moduleAugmentations), getTextOfLiteral); - var resolutions = resolveModuleNamesReusingOldState(moduleNames, newSourceFilePath, newSourceFile, { file: oldSourceFile, program: oldProgram, modifiedFilePaths: modifiedFilePaths }); - // ensure that module resolution results are still correct - var resolutionsChanged = ts.hasChangesInResolutions(moduleNames, resolutions, oldSourceFile.resolvedModules, ts.moduleResolutionIsEqualTo); - if (resolutionsChanged) { - return false; - } + var end = child.getEnd(); + if (position < end || (position === end && (child.kind === 1 /* EndOfFileToken */ || includeEndPosition))) { + current = child; + continue outer; } - if (resolveTypeReferenceDirectiveNamesWorker) { - var typesReferenceDirectives = ts.map(newSourceFile.typeReferenceDirectives, function (x) { return x.fileName; }); - var resolutions = resolveTypeReferenceDirectiveNamesWorker(typesReferenceDirectives, newSourceFilePath); - // ensure that types resolutions are still correct - var resolutionsChanged = ts.hasChangesInResolutions(typesReferenceDirectives, resolutions, oldSourceFile.resolvedTypeReferenceDirectiveNames, ts.typeDirectiveIsEqualTo); - if (resolutionsChanged) { - return false; + else if (includePrecedingTokenAtEndPosition && end === position) { + var previousToken = findPrecedingToken(position, sourceFile, child); + if (previousToken && includePrecedingTokenAtEndPosition(previousToken)) { + return previousToken; } } - // pass the cache of module/types resolutions from the old source file - newSourceFile.resolvedModules = oldSourceFile.resolvedModules; - newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames; - } - // update fileName -> file mapping - for (var i = 0, len = newSourceFiles.length; i < len; i++) { - filesByName.set(filePaths[i], newSourceFiles[i]); - } - files = newSourceFiles; - fileProcessingDiagnostics = oldProgram.getFileProcessingDiagnostics(); - for (var _d = 0, modifiedSourceFiles_2 = modifiedSourceFiles; _d < modifiedSourceFiles_2.length; _d++) { - var modifiedFile = modifiedSourceFiles_2[_d]; - fileProcessingDiagnostics.reattachFileDiagnostics(modifiedFile.newFile); } - resolvedTypeReferenceDirectives = oldProgram.getResolvedTypeReferenceDirectives(); - oldProgram.structureIsReused = true; - return true; - } - function getEmitHost(writeFileCallback) { - return { - getCanonicalFileName: getCanonicalFileName, - getCommonSourceDirectory: program.getCommonSourceDirectory, - getCompilerOptions: program.getCompilerOptions, - getCurrentDirectory: function () { return currentDirectory; }, - getNewLine: function () { return host.getNewLine(); }, - getSourceFile: program.getSourceFile, - getSourceFileByPath: program.getSourceFileByPath, - getSourceFiles: program.getSourceFiles, - isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary, - writeFile: writeFileCallback || (function (fileName, data, writeByteOrderMark, onError, sourceFiles) { return host.writeFile(fileName, data, writeByteOrderMark, onError, sourceFiles); }), - isEmitBlocked: isEmitBlocked, - }; - } - function isSourceFileFromExternalLibrary(file) { - return sourceFilesFoundSearchingNodeModules[file.path]; - } - function getDiagnosticsProducingTypeChecker() { - return diagnosticsProducingTypeChecker || (diagnosticsProducingTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ true)); - } - function dropDiagnosticsProducingTypeChecker() { - diagnosticsProducingTypeChecker = undefined; - } - function getTypeChecker() { - return noDiagnosticsTypeChecker || (noDiagnosticsTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ false)); - } - function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles) { - return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles); }); + return current; } - function isEmitBlocked(emitFileName) { - return hasEmitBlockingDiagnostics.contains(ts.toPath(emitFileName, currentDirectory, getCanonicalFileName)); + } + /** + * The token on the left of the position is the token that strictly includes the position + * or sits to the left of the cursor if it is on a boundary. For example + * + * fo|o -> will return foo + * foo |bar -> will return foo + * + */ + function findTokenOnLeftOfPosition(file, position) { + // Ideally, getTokenAtPosition should return a token. However, it is currently + // broken, so we do a check to make sure the result was indeed a token. + var tokenAtPosition = getTokenAtPosition(file, position, /*includeJsDocComment*/ false); + if (ts.isToken(tokenAtPosition) && position > tokenAtPosition.getStart(file) && position < tokenAtPosition.getEnd()) { + return tokenAtPosition; } - function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles) { - var declarationDiagnostics = []; - if (options.noEmit) { - return { diagnostics: declarationDiagnostics, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true }; - } - // If the noEmitOnError flag is set, then check if we have any errors so far. If so, - // immediately bail out. Note that we pass 'undefined' for 'sourceFile' so that we - // get any preEmit diagnostics, not just the ones - if (options.noEmitOnError) { - var diagnostics = program.getOptionsDiagnostics(cancellationToken).concat(program.getSyntacticDiagnostics(sourceFile, cancellationToken), program.getGlobalDiagnostics(cancellationToken), program.getSemanticDiagnostics(sourceFile, cancellationToken)); - if (diagnostics.length === 0 && program.getCompilerOptions().declaration) { - declarationDiagnostics = program.getDeclarationDiagnostics(/*sourceFile*/ undefined, cancellationToken); - } - if (diagnostics.length > 0 || declarationDiagnostics.length > 0) { - return { - diagnostics: ts.concatenate(diagnostics, declarationDiagnostics), - sourceMaps: undefined, - emittedFiles: undefined, - emitSkipped: true - }; - } + return findPrecedingToken(position, file); + } + ts.findTokenOnLeftOfPosition = findTokenOnLeftOfPosition; + function findNextToken(previousToken, parent) { + return find(parent); + function find(n) { + if (ts.isToken(n) && n.pos === previousToken.end) { + // this is token that starts at the end of previous token - return it + return n; } - // Create the emit resolver outside of the "emitTime" tracking code below. That way - // any cost associated with it (like type checking) are appropriate associated with - // the type-checking counter. - // - // If the -out option is specified, we should not pass the source file to getEmitResolver. - // This is because in the -out scenario all files need to be emitted, and therefore all - // files need to be type checked. And the way to specify that all files need to be type - // checked is to not pass the file to getEmitResolver. - var emitResolver = getDiagnosticsProducingTypeChecker().getEmitResolver((options.outFile || options.out) ? undefined : sourceFile); - ts.performance.mark("beforeEmit"); - var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, emitOnlyDtsFiles); - ts.performance.mark("afterEmit"); - ts.performance.measure("Emit", "beforeEmit", "afterEmit"); - return emitResult; - } - function getSourceFile(fileName) { - return getSourceFileByPath(ts.toPath(fileName, currentDirectory, getCanonicalFileName)); + var children = n.getChildren(); + for (var _i = 0, children_2 = children; _i < children_2.length; _i++) { + var child = children_2[_i]; + var shouldDiveInChildNode = + // previous token is enclosed somewhere in the child + (child.pos <= previousToken.pos && child.end > previousToken.end) || + // previous token ends exactly at the beginning of child + (child.pos === previousToken.end); + if (shouldDiveInChildNode && nodeHasTokens(child)) { + return find(child); + } + } + return undefined; } - function getSourceFileByPath(path) { - return filesByName.get(path); + } + ts.findNextToken = findNextToken; + /** + * Finds the rightmost token satisfying `token.end <= position`, + * excluding `JsxText` tokens containing only whitespace. + */ + function findPrecedingToken(position, sourceFile, startNode, includeJsDoc) { + var result = find(startNode || sourceFile); + ts.Debug.assert(!(result && isWhiteSpaceOnlyJsxText(result))); + return result; + function findRightmostToken(n) { + if (ts.isToken(n)) { + return n; + } + var children = n.getChildren(); + var candidate = findRightmostChildNodeWithTokens(children, /*exclusiveStartPosition*/ children.length); + return candidate && findRightmostToken(candidate); } - function getDiagnosticsHelper(sourceFile, getDiagnostics, cancellationToken) { - if (sourceFile) { - return getDiagnostics(sourceFile, cancellationToken); + function find(n) { + if (ts.isToken(n)) { + return n; } - var allDiagnostics = []; - ts.forEach(program.getSourceFiles(), function (sourceFile) { - if (cancellationToken) { - cancellationToken.throwIfCancellationRequested(); + var children = n.getChildren(); + for (var i = 0; i < children.length; i++) { + var child = children[i]; + // Note that the span of a node's tokens is [node.getStart(...), node.end). + // Given that `position < child.end` and child has constituent tokens, we distinguish these cases: + // 1) `position` precedes `child`'s tokens or `child` has no tokens (ie: in a comment or whitespace preceding `child`): + // we need to find the last token in a previous child. + // 2) `position` is within the same span: we recurse on `child`. + if (position < child.end) { + var start = child.getStart(sourceFile, includeJsDoc); + var lookInPreviousChild = (start >= position) || // cursor in the leading trivia + !nodeHasTokens(child) || + isWhiteSpaceOnlyJsxText(child); + if (lookInPreviousChild) { + // actual start of the node is past the position - previous token should be at the end of previous child + var candidate = findRightmostChildNodeWithTokens(children, /*exclusiveStartPosition*/ i); + return candidate && findRightmostToken(candidate); + } + else { + // candidate should be in this node + return find(child); + } } - ts.addRange(allDiagnostics, getDiagnostics(sourceFile, cancellationToken)); - }); - return ts.sortAndDeduplicateDiagnostics(allDiagnostics); - } - function getSyntacticDiagnostics(sourceFile, cancellationToken) { - return getDiagnosticsHelper(sourceFile, getSyntacticDiagnosticsForFile, cancellationToken); - } - function getSemanticDiagnostics(sourceFile, cancellationToken) { - return getDiagnosticsHelper(sourceFile, getSemanticDiagnosticsForFile, cancellationToken); - } - function getDeclarationDiagnostics(sourceFile, cancellationToken) { - var options = program.getCompilerOptions(); - // collect diagnostics from the program only once if either no source file was specified or out/outFile is set (bundled emit) - if (!sourceFile || options.out || options.outFile) { - return getDeclarationDiagnosticsWorker(sourceFile, cancellationToken); } - else { - return getDiagnosticsHelper(sourceFile, getDeclarationDiagnosticsForFile, cancellationToken); + ts.Debug.assert(startNode !== undefined || n.kind === 265 /* SourceFile */ || ts.isJSDocCommentContainingNode(n)); + // Here we know that none of child token nodes embrace the position, + // the only known case is when position is at the end of the file. + // Try to find the rightmost token in the file without filtering. + // Namely we are skipping the check: 'position < node.end' + if (children.length) { + var candidate = findRightmostChildNodeWithTokens(children, /*exclusiveStartPosition*/ children.length); + return candidate && findRightmostToken(candidate); } } - function getSyntacticDiagnosticsForFile(sourceFile) { - // For JavaScript files, we report semantic errors for using TypeScript-only - // constructs from within a JavaScript file as syntactic errors. - if (ts.isSourceFileJavaScript(sourceFile)) { - if (!sourceFile.additionalSyntacticDiagnostics) { - sourceFile.additionalSyntacticDiagnostics = getJavaScriptSyntacticDiagnosticsForFile(sourceFile); + /** + * Finds the rightmost child to the left of `children[exclusiveStartPosition]` which is a non-all-whitespace token or has constituent tokens. + */ + function findRightmostChildNodeWithTokens(children, exclusiveStartPosition) { + for (var i = exclusiveStartPosition - 1; i >= 0; i--) { + var child = children[i]; + if (isWhiteSpaceOnlyJsxText(child)) { + ts.Debug.assert(i > 0, "`JsxText` tokens should not be the first child of `JsxElement | JsxSelfClosingElement`"); + } + else if (nodeHasTokens(children[i])) { + return children[i]; } - return ts.concatenate(sourceFile.additionalSyntacticDiagnostics, sourceFile.parseDiagnostics); } - return sourceFile.parseDiagnostics; } - function runWithCancellationToken(func) { - try { - return func(); + } + ts.findPrecedingToken = findPrecedingToken; + function isInString(sourceFile, position) { + var previousToken = findPrecedingToken(position, sourceFile); + if (previousToken && ts.isStringTextContainingNode(previousToken)) { + var start = previousToken.getStart(); + var end = previousToken.getEnd(); + // To be "in" one of these literals, the position has to be: + // 1. entirely within the token text. + // 2. at the end position of an unterminated token. + // 3. at the end of a regular expression (due to trailing flags like '/foo/g'). + if (start < position && position < end) { + return true; } - catch (e) { - if (e instanceof ts.OperationCanceledException) { - // We were canceled while performing the operation. Because our type checker - // might be a bad state, we need to throw it away. - // - // Note: we are overly aggressive here. We do not actually *have* to throw away - // the "noDiagnosticsTypeChecker". However, for simplicity, i'd like to keep - // the lifetimes of these two TypeCheckers the same. Also, we generally only - // cancel when the user has made a change anyways. And, in that case, we (the - // program instance) will get thrown away anyways. So trying to keep one of - // these type checkers alive doesn't serve much purpose. - noDiagnosticsTypeChecker = undefined; - diagnosticsProducingTypeChecker = undefined; - } - throw e; + if (position === end) { + return !!previousToken.isUnterminated; } } - function getSemanticDiagnosticsForFile(sourceFile, cancellationToken) { - return runWithCancellationToken(function () { - var typeChecker = getDiagnosticsProducingTypeChecker(); - ts.Debug.assert(!!sourceFile.bindDiagnostics); - var bindDiagnostics = sourceFile.bindDiagnostics; - // For JavaScript files, we don't want to report semantic errors. - // Instead, we'll report errors for using TypeScript-only constructs from within a - // JavaScript file when we get syntactic diagnostics for the file. - var checkDiagnostics = ts.isSourceFileJavaScript(sourceFile) ? [] : typeChecker.getDiagnostics(sourceFile, cancellationToken); - var fileProcessingDiagnosticsInFile = fileProcessingDiagnostics.getDiagnostics(sourceFile.fileName); - var programDiagnosticsInFile = programDiagnostics.getDiagnostics(sourceFile.fileName); - return bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile); - }); + return false; + } + ts.isInString = isInString; + /** + * returns true if the position is in between the open and close elements of an JSX expression. + */ + function isInsideJsxElementOrAttribute(sourceFile, position) { + var token = getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); + if (!token) { + return false; } - function getJavaScriptSyntacticDiagnosticsForFile(sourceFile) { - return runWithCancellationToken(function () { - var diagnostics = []; - var parent = sourceFile; - walk(sourceFile); - return diagnostics; - function walk(node) { - // Return directly from the case if the given node doesnt want to visit each child - // Otherwise break to visit each child - switch (parent.kind) { - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - if (parent.questionToken === node) { - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?")); - return; - } - // Pass through - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 223 /* VariableDeclaration */: - // type annotation - if (parent.type === node) { - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.types_can_only_be_used_in_a_ts_file)); - return; - } - } - switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.import_can_only_be_used_in_a_ts_file)); - return; - case 240 /* ExportAssignment */: - if (node.isExportEquals) { - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.export_can_only_be_used_in_a_ts_file)); - return; - } - break; - case 255 /* HeritageClause */: - var heritageClause = node; - if (heritageClause.token === 107 /* ImplementsKeyword */) { - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.implements_clauses_can_only_be_used_in_a_ts_file)); - return; - } - break; - case 227 /* InterfaceDeclaration */: - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.interface_declarations_can_only_be_used_in_a_ts_file)); - return; - case 230 /* ModuleDeclaration */: - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.module_declarations_can_only_be_used_in_a_ts_file)); - return; - case 228 /* TypeAliasDeclaration */: - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.type_aliases_can_only_be_used_in_a_ts_file)); - return; - case 229 /* EnumDeclaration */: - diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.enum_declarations_can_only_be_used_in_a_ts_file)); - return; - case 182 /* TypeAssertionExpression */: - var typeAssertionExpression = node; - diagnostics.push(createDiagnosticForNode(typeAssertionExpression.type, ts.Diagnostics.type_assertion_expressions_can_only_be_used_in_a_ts_file)); - return; - } - var prevParent = parent; - parent = node; - ts.forEachChild(node, walk, walkArray); - parent = prevParent; - } - function walkArray(nodes) { - if (parent.decorators === nodes && !options.experimentalDecorators) { - diagnostics.push(createDiagnosticForNode(parent, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning)); - } - switch (parent.kind) { - case 226 /* ClassDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - // Check type parameters - if (nodes === parent.typeParameters) { - diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_parameter_declarations_can_only_be_used_in_a_ts_file)); - return; - } - // pass through - case 205 /* VariableStatement */: - // Check modifiers - if (nodes === parent.modifiers) { - return checkModifiers(nodes, parent.kind === 205 /* VariableStatement */); - } - break; - case 147 /* PropertyDeclaration */: - // Check modifiers of property declaration - if (nodes === parent.modifiers) { - for (var _i = 0, _a = nodes; _i < _a.length; _i++) { - var modifier = _a[_i]; - if (modifier.kind !== 114 /* StaticKeyword */) { - diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind))); - } - } - return; - } - break; - case 144 /* Parameter */: - // Check modifiers of parameter declaration - if (nodes === parent.modifiers) { - diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.parameter_modifiers_can_only_be_used_in_a_ts_file)); - return; - } - break; - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 199 /* ExpressionWithTypeArguments */: - // Check type arguments - if (nodes === parent.typeArguments) { - diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_arguments_can_only_be_used_in_a_ts_file)); - return; - } - break; - } - for (var _b = 0, nodes_6 = nodes; _b < nodes_6.length; _b++) { - var node = nodes_6[_b]; - walk(node); - } - } - function checkModifiers(modifiers, isConstValid) { - for (var _i = 0, modifiers_1 = modifiers; _i < modifiers_1.length; _i++) { - var modifier = modifiers_1[_i]; - switch (modifier.kind) { - case 75 /* ConstKeyword */: - if (isConstValid) { - continue; - } - // Fallthrough to report error - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 130 /* ReadonlyKeyword */: - case 123 /* DeclareKeyword */: - case 116 /* AbstractKeyword */: - diagnostics.push(createDiagnosticForNode(modifier, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, ts.tokenToString(modifier.kind))); - break; - // These are all legal modifiers. - case 114 /* StaticKeyword */: - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: - } - } - } - function createDiagnosticForNodeArray(nodes, message, arg0, arg1, arg2) { - var start = nodes.pos; - return ts.createFileDiagnostic(sourceFile, start, nodes.end - start, message, arg0, arg1, arg2); - } - // Since these are syntactic diagnostics, parent might not have been set - // this means the sourceFile cannot be infered from the node - function createDiagnosticForNode(node, message, arg0, arg1, arg2) { - return ts.createDiagnosticForNodeInSourceFile(sourceFile, node, message, arg0, arg1, arg2); - } - }); + if (token.kind === 10 /* JsxText */) { + return true; } - function getDeclarationDiagnosticsWorker(sourceFile, cancellationToken) { - return runWithCancellationToken(function () { - var resolver = getDiagnosticsProducingTypeChecker().getEmitResolver(sourceFile, cancellationToken); - // Don't actually write any files since we're just getting diagnostics. - return ts.getDeclarationDiagnostics(getEmitHost(ts.noop), resolver, sourceFile); - }); + //
Hello |
+ if (token.kind === 27 /* LessThanToken */ && token.parent.kind === 10 /* JsxText */) { + return true; } - function getDeclarationDiagnosticsForFile(sourceFile, cancellationToken) { - return ts.isDeclarationFile(sourceFile) ? [] : getDeclarationDiagnosticsWorker(sourceFile, cancellationToken); + //
{ |
or
+ if (token.kind === 27 /* LessThanToken */ && token.parent.kind === 256 /* JsxExpression */) { + return true; } - function getOptionsDiagnostics() { - var allDiagnostics = []; - ts.addRange(allDiagnostics, fileProcessingDiagnostics.getGlobalDiagnostics()); - ts.addRange(allDiagnostics, programDiagnostics.getGlobalDiagnostics()); - return ts.sortAndDeduplicateDiagnostics(allDiagnostics); + //
{ + // | + // } < /div> + if (token && token.kind === 18 /* CloseBraceToken */ && token.parent.kind === 256 /* JsxExpression */) { + return true; } - function getGlobalDiagnostics() { - var allDiagnostics = []; - ts.addRange(allDiagnostics, getDiagnosticsProducingTypeChecker().getGlobalDiagnostics()); - return ts.sortAndDeduplicateDiagnostics(allDiagnostics); + //
|
+ if (token.kind === 27 /* LessThanToken */ && token.parent.kind === 252 /* JsxClosingElement */) { + return true; } - function processRootFile(fileName, isDefaultLib) { - processSourceFile(ts.normalizePath(fileName), isDefaultLib); + return false; + } + ts.isInsideJsxElementOrAttribute = isInsideJsxElementOrAttribute; + function isWhiteSpaceOnlyJsxText(node) { + return ts.isJsxText(node) && node.containsOnlyWhiteSpaces; + } + ts.isWhiteSpaceOnlyJsxText = isWhiteSpaceOnlyJsxText; + function isInTemplateString(sourceFile, position) { + var token = getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); + return ts.isTemplateLiteralKind(token.kind) && position > token.getStart(sourceFile); + } + ts.isInTemplateString = isInTemplateString; + /** + * Returns true if the cursor at position in sourceFile is within a comment. + * + * @param tokenAtPosition Must equal `getTokenAtPosition(sourceFile, position) + * @param predicate Additional predicate to test on the comment range. + */ + function isInComment(sourceFile, position, tokenAtPosition, predicate) { + return !!ts.formatting.getRangeOfEnclosingComment(sourceFile, position, /*onlyMultiLine*/ false, /*precedingToken*/ undefined, tokenAtPosition, predicate); + } + ts.isInComment = isInComment; + function hasDocComment(sourceFile, position) { + var token = getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); + // First, we have to see if this position actually landed in a comment. + var commentRanges = ts.getLeadingCommentRanges(sourceFile.text, token.pos); + return ts.forEach(commentRanges, jsDocPrefix); + function jsDocPrefix(c) { + var text = sourceFile.text; + return text.length >= c.pos + 3 && text[c.pos] === "/" && text[c.pos + 1] === "*" && text[c.pos + 2] === "*"; } - function fileReferenceIsEqualTo(a, b) { - return a.fileName === b.fileName; + } + ts.hasDocComment = hasDocComment; + function nodeHasTokens(n) { + // If we have a token or node that has a non-zero width, it must have tokens. + // Note: getWidth() does not take trivia into account. + return n.getWidth() !== 0; + } + function getNodeModifiers(node) { + var flags = ts.getCombinedModifierFlags(node); + var result = []; + if (flags & 8 /* Private */) + result.push("private" /* privateMemberModifier */); + if (flags & 16 /* Protected */) + result.push("protected" /* protectedMemberModifier */); + if (flags & 4 /* Public */) + result.push("public" /* publicMemberModifier */); + if (flags & 32 /* Static */) + result.push("static" /* staticModifier */); + if (flags & 128 /* Abstract */) + result.push("abstract" /* abstractModifier */); + if (flags & 1 /* Export */) + result.push("export" /* exportedModifier */); + if (ts.isInAmbientContext(node)) + result.push("declare" /* ambientModifier */); + return result.length > 0 ? result.join(",") : "" /* none */; + } + ts.getNodeModifiers = getNodeModifiers; + function getTypeArgumentOrTypeParameterList(node) { + if (node.kind === 159 /* TypeReference */ || node.kind === 181 /* CallExpression */) { + return node.typeArguments; } - function moduleNameIsEqualTo(a, b) { - return a.text === b.text; + if (ts.isFunctionLike(node) || node.kind === 229 /* ClassDeclaration */ || node.kind === 230 /* InterfaceDeclaration */) { + return node.typeParameters; + } + return undefined; + } + ts.getTypeArgumentOrTypeParameterList = getTypeArgumentOrTypeParameterList; + function isWord(kind) { + return kind === 71 /* Identifier */ || ts.isKeyword(kind); + } + ts.isWord = isWord; + function isPropertyName(kind) { + return kind === 9 /* StringLiteral */ || kind === 8 /* NumericLiteral */ || isWord(kind); + } + function isComment(kind) { + return kind === 2 /* SingleLineCommentTrivia */ || kind === 3 /* MultiLineCommentTrivia */; + } + ts.isComment = isComment; + function isStringOrRegularExpressionOrTemplateLiteral(kind) { + if (kind === 9 /* StringLiteral */ + || kind === 12 /* RegularExpressionLiteral */ + || ts.isTemplateLiteralKind(kind)) { + return true; } - function getTextOfLiteral(literal) { - return literal.text; + return false; + } + ts.isStringOrRegularExpressionOrTemplateLiteral = isStringOrRegularExpressionOrTemplateLiteral; + function isPunctuation(kind) { + return 17 /* FirstPunctuation */ <= kind && kind <= 70 /* LastPunctuation */; + } + ts.isPunctuation = isPunctuation; + function isInsideTemplateLiteral(node, position) { + return ts.isTemplateLiteralKind(node.kind) + && (node.getStart() < position && position < node.getEnd()) || (!!node.isUnterminated && position === node.getEnd()); + } + ts.isInsideTemplateLiteral = isInsideTemplateLiteral; + function isAccessibilityModifier(kind) { + switch (kind) { + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + return true; } - function collectExternalModuleReferences(file) { - if (file.imports) { - return; - } - var isJavaScriptFile = ts.isSourceFileJavaScript(file); - var isExternalModuleFile = ts.isExternalModule(file); - var isDtsFile = ts.isDeclarationFile(file); - var imports; - var moduleAugmentations; - var ambientModules; - // If we are importing helpers, we need to add a synthetic reference to resolve the - // helpers library. - if (options.importHelpers - && (options.isolatedModules || isExternalModuleFile) - && !file.isDeclarationFile) { - // synthesize 'import "tslib"' declaration - var externalHelpersModuleReference = ts.createSynthesizedNode(9 /* StringLiteral */); - externalHelpersModuleReference.text = ts.externalHelpersModuleNameText; - var importDecl = ts.createSynthesizedNode(235 /* ImportDeclaration */); - importDecl.parent = file; - externalHelpersModuleReference.parent = importDecl; - imports = [externalHelpersModuleReference]; + return false; + } + ts.isAccessibilityModifier = isAccessibilityModifier; + function cloneCompilerOptions(options) { + var result = ts.clone(options); + ts.setConfigFileInOptions(result, options && options.configFile); + return result; + } + ts.cloneCompilerOptions = cloneCompilerOptions; + function isArrayLiteralOrObjectLiteralDestructuringPattern(node) { + if (node.kind === 177 /* ArrayLiteralExpression */ || + node.kind === 178 /* ObjectLiteralExpression */) { + // [a,b,c] from: + // [a, b, c] = someExpression; + if (node.parent.kind === 194 /* BinaryExpression */ && + node.parent.left === node && + node.parent.operatorToken.kind === 58 /* EqualsToken */) { + return true; } - for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { - var node = _a[_i]; - collectModuleReferences(node, /*inAmbientModule*/ false); - if (isJavaScriptFile) { - collectRequireCalls(node); - } + // [a, b, c] from: + // for([a, b, c] of expression) + if (node.parent.kind === 216 /* ForOfStatement */ && + node.parent.initializer === node) { + return true; } - file.imports = imports || emptyArray; - file.moduleAugmentations = moduleAugmentations || emptyArray; - file.ambientModuleNames = ambientModules || emptyArray; - return; - function collectModuleReferences(node, inAmbientModule) { - switch (node.kind) { - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: - var moduleNameExpr = ts.getExternalModuleName(node); - if (!moduleNameExpr || moduleNameExpr.kind !== 9 /* StringLiteral */) { - break; - } - if (!moduleNameExpr.text) { - break; - } - // TypeScript 1.0 spec (April 2014): 12.1.6 - // An ExternalImportDeclaration in an AmbientExternalModuleDeclaration may reference other external modules - // only through top - level external module names. Relative external module names are not permitted. - if (!inAmbientModule || !ts.isExternalModuleNameRelative(moduleNameExpr.text)) { - (imports || (imports = [])).push(moduleNameExpr); - } - break; - case 230 /* ModuleDeclaration */: - if (ts.isAmbientModule(node) && (inAmbientModule || ts.hasModifier(node, 2 /* Ambient */) || ts.isDeclarationFile(file))) { - var moduleName = node.name; - // Ambient module declarations can be interpreted as augmentations for some existing external modules. - // This will happen in two cases: - // - if current file is external module then module augmentation is a ambient module declaration defined in the top level scope - // - if current file is not external module then module augmentation is an ambient module declaration with non-relative module name - // immediately nested in top level ambient module declaration . - if (isExternalModuleFile || (inAmbientModule && !ts.isExternalModuleNameRelative(moduleName.text))) { - (moduleAugmentations || (moduleAugmentations = [])).push(moduleName); - } - else if (!inAmbientModule) { - if (isDtsFile) { - // for global .d.ts files record name of ambient module - (ambientModules || (ambientModules = [])).push(moduleName.text); - } - // An AmbientExternalModuleDeclaration declares an external module. - // This type of declaration is permitted only in the global module. - // The StringLiteral must specify a top - level external module name. - // Relative external module names are not permitted - // NOTE: body of ambient module is always a module block, if it exists - var body = node.body; - if (body) { - for (var _i = 0, _a = body.statements; _i < _a.length; _i++) { - var statement = _a[_i]; - collectModuleReferences(statement, /*inAmbientModule*/ true); - } - } - } - } - } + // [a, b, c] of + // [x, [a, b, c] ] = someExpression + // or + // {x, a: {a, b, c} } = someExpression + if (isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent.kind === 261 /* PropertyAssignment */ ? node.parent.parent : node.parent)) { + return true; } - function collectRequireCalls(node) { - if (ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { - (imports || (imports = [])).push(node.arguments[0]); - } - else { - ts.forEachChild(node, collectRequireCalls); + } + return false; + } + ts.isArrayLiteralOrObjectLiteralDestructuringPattern = isArrayLiteralOrObjectLiteralDestructuringPattern; + function hasTrailingDirectorySeparator(path) { + var lastCharacter = path.charAt(path.length - 1); + return lastCharacter === "/" || lastCharacter === "\\"; + } + ts.hasTrailingDirectorySeparator = hasTrailingDirectorySeparator; + function isInReferenceComment(sourceFile, position) { + return isInComment(sourceFile, position, /*tokenAtPosition*/ undefined, function (c) { + var commentText = sourceFile.text.substring(c.pos, c.end); + return tripleSlashDirectivePrefixRegex.test(commentText); + }); + } + ts.isInReferenceComment = isInReferenceComment; + function isInNonReferenceComment(sourceFile, position) { + return isInComment(sourceFile, position, /*tokenAtPosition*/ undefined, function (c) { + var commentText = sourceFile.text.substring(c.pos, c.end); + return !tripleSlashDirectivePrefixRegex.test(commentText); + }); + } + ts.isInNonReferenceComment = isInNonReferenceComment; + function createTextSpanFromNode(node, sourceFile) { + return ts.createTextSpanFromBounds(node.getStart(sourceFile), node.getEnd()); + } + ts.createTextSpanFromNode = createTextSpanFromNode; + function createTextSpanFromRange(range) { + return ts.createTextSpanFromBounds(range.pos, range.end); + } + ts.createTextSpanFromRange = createTextSpanFromRange; + function isTypeKeyword(kind) { + switch (kind) { + case 119 /* AnyKeyword */: + case 122 /* BooleanKeyword */: + case 130 /* NeverKeyword */: + case 133 /* NumberKeyword */: + case 134 /* ObjectKeyword */: + case 136 /* StringKeyword */: + case 137 /* SymbolKeyword */: + case 105 /* VoidKeyword */: + return true; + default: + return false; + } + } + ts.isTypeKeyword = isTypeKeyword; + /** True if the symbol is for an external module, as opposed to a namespace. */ + function isExternalModuleSymbol(moduleSymbol) { + ts.Debug.assert(!!(moduleSymbol.flags & 1536 /* Module */)); + return moduleSymbol.name.charCodeAt(0) === 34 /* doubleQuote */; + } + ts.isExternalModuleSymbol = isExternalModuleSymbol; + /** Returns `true` the first time it encounters a node and `false` afterwards. */ + function nodeSeenTracker() { + var seen = []; + return function (node) { + var id = ts.getNodeId(node); + return !seen[id] && (seen[id] = true); + }; + } + ts.nodeSeenTracker = nodeSeenTracker; +})(ts || (ts = {})); +// Display-part writer helpers +/* @internal */ +(function (ts) { + function isFirstDeclarationOfSymbolParameter(symbol) { + return symbol.declarations && symbol.declarations.length > 0 && symbol.declarations[0].kind === 146 /* Parameter */; + } + ts.isFirstDeclarationOfSymbolParameter = isFirstDeclarationOfSymbolParameter; + var displayPartWriter = getDisplayPartWriter(); + function getDisplayPartWriter() { + var displayParts; + var lineStart; + var indent; + resetWriter(); + return { + displayParts: function () { return displayParts; }, + writeKeyword: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.keyword); }, + writeOperator: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.operator); }, + writePunctuation: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.punctuation); }, + writeSpace: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.space); }, + writeStringLiteral: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.stringLiteral); }, + writeParameter: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.parameterName); }, + writeProperty: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.propertyName); }, + writeSymbol: writeSymbol, + writeLine: writeLine, + increaseIndent: function () { indent++; }, + decreaseIndent: function () { indent--; }, + clear: resetWriter, + trackSymbol: ts.noop, + reportInaccessibleThisError: ts.noop, + reportPrivateInBaseOfClassExpression: ts.noop, + }; + function writeIndent() { + if (lineStart) { + var indentString = ts.getIndentString(indent); + if (indentString) { + displayParts.push(displayPart(indentString, ts.SymbolDisplayPartKind.space)); } + lineStart = false; } } - function processSourceFile(fileName, isDefaultLib, refFile, refPos, refEnd) { - var diagnosticArgument; - var diagnostic; - if (ts.hasExtension(fileName)) { - if (!options.allowNonTsExtensions && !ts.forEach(supportedExtensions, function (extension) { return ts.fileExtensionIs(host.getCanonicalFileName(fileName), extension); })) { - diagnostic = ts.Diagnostics.File_0_has_unsupported_extension_The_only_supported_extensions_are_1; - diagnosticArgument = [fileName, "'" + supportedExtensions.join("', '") + "'"]; - } - else if (!findSourceFile(fileName, ts.toPath(fileName, currentDirectory, getCanonicalFileName), isDefaultLib, refFile, refPos, refEnd)) { - diagnostic = ts.Diagnostics.File_0_not_found; - diagnosticArgument = [fileName]; - } - else if (refFile && host.getCanonicalFileName(fileName) === host.getCanonicalFileName(refFile.fileName)) { - diagnostic = ts.Diagnostics.A_file_cannot_have_a_reference_to_itself; - diagnosticArgument = [fileName]; - } + function writeKind(text, kind) { + writeIndent(); + displayParts.push(displayPart(text, kind)); + } + function writeSymbol(text, symbol) { + writeIndent(); + displayParts.push(symbolPart(text, symbol)); + } + function writeLine() { + displayParts.push(lineBreakPart()); + lineStart = true; + } + function resetWriter() { + displayParts = []; + lineStart = true; + indent = 0; + } + } + function symbolPart(text, symbol) { + return displayPart(text, displayPartKind(symbol)); + function displayPartKind(symbol) { + var flags = symbol.flags; + if (flags & 3 /* Variable */) { + return isFirstDeclarationOfSymbolParameter(symbol) ? ts.SymbolDisplayPartKind.parameterName : ts.SymbolDisplayPartKind.localName; } - else { - var nonTsFile = options.allowNonTsExtensions && findSourceFile(fileName, ts.toPath(fileName, currentDirectory, getCanonicalFileName), isDefaultLib, refFile, refPos, refEnd); - if (!nonTsFile) { - if (options.allowNonTsExtensions) { - diagnostic = ts.Diagnostics.File_0_not_found; - diagnosticArgument = [fileName]; - } - else if (!ts.forEach(supportedExtensions, function (extension) { return findSourceFile(fileName + extension, ts.toPath(fileName + extension, currentDirectory, getCanonicalFileName), isDefaultLib, refFile, refPos, refEnd); })) { - diagnostic = ts.Diagnostics.File_0_not_found; - fileName += ".ts"; - diagnosticArgument = [fileName]; - } - } + else if (flags & 4 /* Property */) { + return ts.SymbolDisplayPartKind.propertyName; } - if (diagnostic) { - if (refFile !== undefined && refEnd !== undefined && refPos !== undefined) { - fileProcessingDiagnostics.add(ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, diagnostic].concat(diagnosticArgument))); - } - else { - fileProcessingDiagnostics.add(ts.createCompilerDiagnostic.apply(void 0, [diagnostic].concat(diagnosticArgument))); - } + else if (flags & 32768 /* GetAccessor */) { + return ts.SymbolDisplayPartKind.propertyName; } - } - function reportFileNamesDifferOnlyInCasingError(fileName, existingFileName, refFile, refPos, refEnd) { - if (refFile !== undefined && refPos !== undefined && refEnd !== undefined) { - fileProcessingDiagnostics.add(ts.createFileDiagnostic(refFile, refPos, refEnd - refPos, ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName)); + else if (flags & 65536 /* SetAccessor */) { + return ts.SymbolDisplayPartKind.propertyName; } - else { - fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_name_0_differs_from_already_included_file_name_1_only_in_casing, fileName, existingFileName)); + else if (flags & 8 /* EnumMember */) { + return ts.SymbolDisplayPartKind.enumMemberName; } - } - // Get source file from normalized fileName - function findSourceFile(fileName, path, isDefaultLib, refFile, refPos, refEnd) { - if (filesByName.contains(path)) { - var file_1 = filesByName.get(path); - // try to check if we've already seen this file but with a different casing in path - // NOTE: this only makes sense for case-insensitive file systems - if (file_1 && options.forceConsistentCasingInFileNames && ts.getNormalizedAbsolutePath(file_1.fileName, currentDirectory) !== ts.getNormalizedAbsolutePath(fileName, currentDirectory)) { - reportFileNamesDifferOnlyInCasingError(fileName, file_1.fileName, refFile, refPos, refEnd); - } - // If the file was previously found via a node_modules search, but is now being processed as a root file, - // then everything it sucks in may also be marked incorrectly, and needs to be checked again. - if (file_1 && sourceFilesFoundSearchingNodeModules[file_1.path] && currentNodeModulesDepth == 0) { - sourceFilesFoundSearchingNodeModules[file_1.path] = false; - if (!options.noResolve) { - processReferencedFiles(file_1, isDefaultLib); - processTypeReferenceDirectives(file_1); - } - modulesWithElidedImports[file_1.path] = false; - processImportedModules(file_1); - } - else if (file_1 && modulesWithElidedImports[file_1.path]) { - if (currentNodeModulesDepth < maxNodeModuleJsDepth) { - modulesWithElidedImports[file_1.path] = false; - processImportedModules(file_1); - } - } - return file_1; + else if (flags & 16 /* Function */) { + return ts.SymbolDisplayPartKind.functionName; } - // We haven't looked for this file, do so now and cache result - var file = host.getSourceFile(fileName, options.target, function (hostErrorMessage) { - if (refFile !== undefined && refPos !== undefined && refEnd !== undefined) { - fileProcessingDiagnostics.add(ts.createFileDiagnostic(refFile, refPos, refEnd - refPos, ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage)); - } - else { - fileProcessingDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, hostErrorMessage)); - } - }); - filesByName.set(path, file); - if (file) { - sourceFilesFoundSearchingNodeModules[path] = (currentNodeModulesDepth > 0); - file.path = path; - if (host.useCaseSensitiveFileNames()) { - // for case-sensitive file systems check if we've already seen some file with similar filename ignoring case - var existingFile = filesByNameIgnoreCase.get(path); - if (existingFile) { - reportFileNamesDifferOnlyInCasingError(fileName, existingFile.fileName, refFile, refPos, refEnd); - } - else { - filesByNameIgnoreCase.set(path, file); - } - } - skipDefaultLib = skipDefaultLib || file.hasNoDefaultLib; - if (!options.noResolve) { - processReferencedFiles(file, isDefaultLib); - processTypeReferenceDirectives(file); - } - // always process imported modules to record module name resolutions - processImportedModules(file); - if (isDefaultLib) { - files.unshift(file); - } - else { - files.push(file); - } + else if (flags & 32 /* Class */) { + return ts.SymbolDisplayPartKind.className; } - return file; - } - function processReferencedFiles(file, isDefaultLib) { - ts.forEach(file.referencedFiles, function (ref) { - var referencedFileName = resolveTripleslashReference(ref.fileName, file.fileName); - processSourceFile(referencedFileName, isDefaultLib, file, ref.pos, ref.end); - }); - } - function processTypeReferenceDirectives(file) { - // We lower-case all type references because npm automatically lowercases all packages. See GH#9824. - var typeDirectives = ts.map(file.typeReferenceDirectives, function (ref) { return ref.fileName.toLocaleLowerCase(); }); - var resolutions = resolveTypeReferenceDirectiveNamesWorker(typeDirectives, file.fileName); - for (var i = 0; i < typeDirectives.length; i++) { - var ref = file.typeReferenceDirectives[i]; - var resolvedTypeReferenceDirective = resolutions[i]; - // store resolved type directive on the file - var fileName = ref.fileName.toLocaleLowerCase(); - ts.setResolvedTypeReferenceDirective(file, fileName, resolvedTypeReferenceDirective); - processTypeReferenceDirective(fileName, resolvedTypeReferenceDirective, file, ref.pos, ref.end); + else if (flags & 64 /* Interface */) { + return ts.SymbolDisplayPartKind.interfaceName; } - } - function processTypeReferenceDirective(typeReferenceDirective, resolvedTypeReferenceDirective, refFile, refPos, refEnd) { - // If we already found this library as a primary reference - nothing to do - var previousResolution = resolvedTypeReferenceDirectives[typeReferenceDirective]; - if (previousResolution && previousResolution.primary) { - return; + else if (flags & 384 /* Enum */) { + return ts.SymbolDisplayPartKind.enumName; } - var saveResolution = true; - if (resolvedTypeReferenceDirective) { - if (resolvedTypeReferenceDirective.primary) { - // resolved from the primary path - processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, refFile, refPos, refEnd); - } - else { - // If we already resolved to this file, it must have been a secondary reference. Check file contents - // for sameness and possibly issue an error - if (previousResolution) { - // Don't bother reading the file again if it's the same file. - if (resolvedTypeReferenceDirective.resolvedFileName !== previousResolution.resolvedFileName) { - var otherFileText = host.readFile(resolvedTypeReferenceDirective.resolvedFileName); - if (otherFileText !== getSourceFile(previousResolution.resolvedFileName).text) { - fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict, typeReferenceDirective, resolvedTypeReferenceDirective.resolvedFileName, previousResolution.resolvedFileName)); - } - } - // don't overwrite previous resolution result - saveResolution = false; - } - else { - // First resolution of this library - processSourceFile(resolvedTypeReferenceDirective.resolvedFileName, /*isDefaultLib*/ false, refFile, refPos, refEnd); - } - } + else if (flags & 1536 /* Module */) { + return ts.SymbolDisplayPartKind.moduleName; } - else { - fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Cannot_find_type_definition_file_for_0, typeReferenceDirective)); + else if (flags & 8192 /* Method */) { + return ts.SymbolDisplayPartKind.methodName; } - if (saveResolution) { - resolvedTypeReferenceDirectives[typeReferenceDirective] = resolvedTypeReferenceDirective; + else if (flags & 262144 /* TypeParameter */) { + return ts.SymbolDisplayPartKind.typeParameterName; } - } - function createDiagnostic(refFile, refPos, refEnd, message) { - var args = []; - for (var _i = 4; _i < arguments.length; _i++) { - args[_i - 4] = arguments[_i]; + else if (flags & 524288 /* TypeAlias */) { + return ts.SymbolDisplayPartKind.aliasName; } - if (refFile === undefined || refPos === undefined || refEnd === undefined) { - return ts.createCompilerDiagnostic.apply(void 0, [message].concat(args)); + else if (flags & 2097152 /* Alias */) { + return ts.SymbolDisplayPartKind.aliasName; } - else { - return ts.createFileDiagnostic.apply(void 0, [refFile, refPos, refEnd - refPos, message].concat(args)); + return ts.SymbolDisplayPartKind.text; + } + } + ts.symbolPart = symbolPart; + function displayPart(text, kind) { + return { text: text, kind: ts.SymbolDisplayPartKind[kind] }; + } + ts.displayPart = displayPart; + function spacePart() { + return displayPart(" ", ts.SymbolDisplayPartKind.space); + } + ts.spacePart = spacePart; + function keywordPart(kind) { + return displayPart(ts.tokenToString(kind), ts.SymbolDisplayPartKind.keyword); + } + ts.keywordPart = keywordPart; + function punctuationPart(kind) { + return displayPart(ts.tokenToString(kind), ts.SymbolDisplayPartKind.punctuation); + } + ts.punctuationPart = punctuationPart; + function operatorPart(kind) { + return displayPart(ts.tokenToString(kind), ts.SymbolDisplayPartKind.operator); + } + ts.operatorPart = operatorPart; + function textOrKeywordPart(text) { + var kind = ts.stringToToken(text); + return kind === undefined + ? textPart(text) + : keywordPart(kind); + } + ts.textOrKeywordPart = textOrKeywordPart; + function textPart(text) { + return displayPart(text, ts.SymbolDisplayPartKind.text); + } + ts.textPart = textPart; + var carriageReturnLineFeed = "\r\n"; + /** + * The default is CRLF. + */ + function getNewLineOrDefaultFromHost(host) { + return host.getNewLine ? host.getNewLine() : carriageReturnLineFeed; + } + ts.getNewLineOrDefaultFromHost = getNewLineOrDefaultFromHost; + function lineBreakPart() { + return displayPart("\n", ts.SymbolDisplayPartKind.lineBreak); + } + ts.lineBreakPart = lineBreakPart; + function mapToDisplayParts(writeDisplayParts) { + try { + writeDisplayParts(displayPartWriter); + return displayPartWriter.displayParts(); + } + finally { + displayPartWriter.clear(); + } + } + ts.mapToDisplayParts = mapToDisplayParts; + function typeToDisplayParts(typechecker, type, enclosingDeclaration, flags) { + return mapToDisplayParts(function (writer) { + typechecker.getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); + }); + } + ts.typeToDisplayParts = typeToDisplayParts; + function symbolToDisplayParts(typeChecker, symbol, enclosingDeclaration, meaning, flags) { + return mapToDisplayParts(function (writer) { + typeChecker.getSymbolDisplayBuilder().buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning, flags); + }); + } + ts.symbolToDisplayParts = symbolToDisplayParts; + function signatureToDisplayParts(typechecker, signature, enclosingDeclaration, flags) { + flags |= 65536 /* UseAliasDefinedOutsideCurrentScope */; + return mapToDisplayParts(function (writer) { + typechecker.getSymbolDisplayBuilder().buildSignatureDisplay(signature, writer, enclosingDeclaration, flags); + }); + } + ts.signatureToDisplayParts = signatureToDisplayParts; + function getDeclaredName(typeChecker, symbol, location) { + // If this is an export or import specifier it could have been renamed using the 'as' syntax. + // If so we want to search for whatever is under the cursor. + if (isImportOrExportSpecifierName(location) || ts.isStringOrNumericLiteral(location) && location.parent.kind === 144 /* ComputedPropertyName */) { + return ts.getTextOfIdentifierOrLiteral(location); + } + // Try to get the local symbol if we're dealing with an 'export default' + // since that symbol has the "true" name. + var localExportDefaultSymbol = ts.getLocalSymbolForExportDefault(symbol); + return typeChecker.symbolToString(localExportDefaultSymbol || symbol); + } + ts.getDeclaredName = getDeclaredName; + function isImportOrExportSpecifierName(location) { + return location.parent && + (location.parent.kind === 242 /* ImportSpecifier */ || location.parent.kind === 246 /* ExportSpecifier */) && + location.parent.propertyName === location; + } + ts.isImportOrExportSpecifierName = isImportOrExportSpecifierName; + /** + * Strip off existed single quotes or double quotes from a given string + * + * @return non-quoted string + */ + function stripQuotes(name) { + var length = name.length; + if (length >= 2 && name.charCodeAt(0) === name.charCodeAt(length - 1) && ts.isSingleOrDoubleQuote(name.charCodeAt(0))) { + return name.substring(1, length - 1); + } + return name; + } + ts.stripQuotes = stripQuotes; + function scriptKindIs(fileName, host) { + var scriptKinds = []; + for (var _i = 2; _i < arguments.length; _i++) { + scriptKinds[_i - 2] = arguments[_i]; + } + var scriptKind = getScriptKind(fileName, host); + return ts.forEach(scriptKinds, function (k) { return k === scriptKind; }); + } + ts.scriptKindIs = scriptKindIs; + function getScriptKind(fileName, host) { + // First check to see if the script kind was specified by the host. Chances are the host + // may override the default script kind for the file extension. + return ts.ensureScriptKind(fileName, host && host.getScriptKind && host.getScriptKind(fileName)); + } + ts.getScriptKind = getScriptKind; + function getUniqueSymbolId(symbol, checker) { + return ts.getSymbolId(ts.skipAlias(symbol, checker)); + } + ts.getUniqueSymbolId = getUniqueSymbolId; + function getFirstNonSpaceCharacterPosition(text, position) { + while (ts.isWhiteSpaceLike(text.charCodeAt(position))) { + position += 1; + } + return position; + } + ts.getFirstNonSpaceCharacterPosition = getFirstNonSpaceCharacterPosition; + function getOpenBrace(constructor, sourceFile) { + // First token is the open curly, this is where we want to put the 'super' call. + return constructor.body.getFirstToken(sourceFile); + } + ts.getOpenBrace = getOpenBrace; + function getOpenBraceOfClassLike(declaration, sourceFile) { + return ts.getTokenAtPosition(sourceFile, declaration.members.pos - 1, /*includeJsDocComment*/ false); + } + ts.getOpenBraceOfClassLike = getOpenBraceOfClassLike; + function getSourceFileImportLocation(node) { + // For a source file, it is possible there are detached comments we should not skip + var text = node.text; + var ranges = ts.getLeadingCommentRanges(text, 0); + if (!ranges) + return 0; + var position = 0; + // However we should still skip a pinned comment at the top + if (ranges.length && ranges[0].kind === 3 /* MultiLineCommentTrivia */ && ts.isPinnedComment(text, ranges[0])) { + position = ranges[0].end + 1; + ranges = ranges.slice(1); + } + // As well as any triple slash references + for (var _i = 0, ranges_1 = ranges; _i < ranges_1.length; _i++) { + var range = ranges_1[_i]; + if (range.kind === 2 /* SingleLineCommentTrivia */ && ts.isRecognizedTripleSlashComment(node.text, range.pos, range.end)) { + position = range.end + 1; + continue; } + break; } - function getCanonicalFileName(fileName) { - return host.getCanonicalFileName(fileName); + return position; + } + ts.getSourceFileImportLocation = getSourceFileImportLocation; + /** + * Creates a deep, memberwise clone of a node with no source map location. + * + * WARNING: This is an expensive operation and is only intended to be used in refactorings + * and code fixes (because those are triggered by explicit user actions). + */ + function getSynthesizedDeepClone(node) { + if (node === undefined) { + return undefined; } - function processImportedModules(file) { - collectExternalModuleReferences(file); - if (file.imports.length || file.moduleAugmentations.length) { - file.resolvedModules = ts.createMap(); - // Because global augmentation doesn't have string literal name, we can check for global augmentation as such. - var nonGlobalAugmentation = ts.filter(file.moduleAugmentations, function (moduleAugmentation) { return moduleAugmentation.kind === 9 /* StringLiteral */; }); - var moduleNames = ts.map(ts.concatenate(file.imports, nonGlobalAugmentation), getTextOfLiteral); - var resolutions = resolveModuleNamesReusingOldState(moduleNames, ts.getNormalizedAbsolutePath(file.fileName, currentDirectory), file); - ts.Debug.assert(resolutions.length === moduleNames.length); - for (var i = 0; i < moduleNames.length; i++) { - var resolution = resolutions[i]; - ts.setResolvedModule(file, moduleNames[i], resolution); - if (!resolution) { - continue; - } - var isFromNodeModulesSearch = resolution.isExternalLibraryImport; - var isJsFileFromNodeModules = isFromNodeModulesSearch && !ts.extensionIsTypeScript(resolution.extension); - var resolvedFileName = resolution.resolvedFileName; - if (isFromNodeModulesSearch) { - currentNodeModulesDepth++; - } - // add file to program only if: - // - resolution was successful - // - noResolve is falsy - // - module name comes from the list of imports - // - it's not a top level JavaScript module that exceeded the search max - var elideImport = isJsFileFromNodeModules && currentNodeModulesDepth > maxNodeModuleJsDepth; - // Don't add the file if it has a bad extension (e.g. 'tsx' if we don't have '--allowJs') - // This may still end up being an untyped module -- the file won't be included but imports will be allowed. - var shouldAddFile = resolvedFileName && !getResolutionDiagnostic(options, resolution) && !options.noResolve && i < file.imports.length && !elideImport; - if (elideImport) { - modulesWithElidedImports[file.path] = true; - } - else if (shouldAddFile) { - var path = ts.toPath(resolvedFileName, currentDirectory, getCanonicalFileName); - var pos = ts.skipTrivia(file.text, file.imports[i].pos); - findSourceFile(resolvedFileName, path, /*isDefaultLib*/ false, file, pos, file.imports[i].end); - } - if (isFromNodeModulesSearch) { - currentNodeModulesDepth--; - } - } + var visited = ts.visitEachChild(node, getSynthesizedDeepClone, ts.nullTransformationContext); + if (visited === node) { + // This only happens for leaf nodes - internal nodes always see their children change. + var clone_7 = ts.getSynthesizedClone(node); + if (ts.isStringLiteral(clone_7)) { + clone_7.textSourceNode = node; } - else { - // no imports - drop cached module resolutions - file.resolvedModules = undefined; + else if (ts.isNumericLiteral(clone_7)) { + clone_7.numericLiteralFlags = node.numericLiteralFlags; } + clone_7.pos = node.pos; + clone_7.end = node.end; + return clone_7; } - function computeCommonSourceDirectory(sourceFiles) { - var fileNames = []; - for (var _i = 0, sourceFiles_6 = sourceFiles; _i < sourceFiles_6.length; _i++) { - var file = sourceFiles_6[_i]; - if (!file.isDeclarationFile) { - fileNames.push(file.fileName); + // PERF: As an optimization, rather than calling getSynthesizedClone, we'll update + // the new node created by visitEachChild with the extra changes getSynthesizedClone + // would have made. + visited.parent = undefined; + return visited; + } + ts.getSynthesizedDeepClone = getSynthesizedDeepClone; + /** + * Sets EmitFlags to suppress leading and trailing trivia on the node. + */ + /* @internal */ + function suppressLeadingAndTrailingTrivia(node) { + ts.Debug.assert(node !== undefined); + suppressLeading(node); + suppressTrailing(node); + function suppressLeading(node) { + ts.addEmitFlags(node, 512 /* NoLeadingComments */); + var firstChild = ts.forEachChild(node, function (child) { return child; }); + firstChild && suppressLeading(firstChild); + } + function suppressTrailing(node) { + ts.addEmitFlags(node, 1024 /* NoTrailingComments */); + var lastChild = undefined; + ts.forEachChild(node, function (child) { return (lastChild = child, undefined); }, function (children) { + // As an optimization, jump straight to the end of the list. + if (children.length) { + lastChild = ts.last(children); + } + return undefined; + }); + lastChild && suppressTrailing(lastChild); + } + } + ts.suppressLeadingAndTrailingTrivia = suppressLeadingAndTrailingTrivia; +})(ts || (ts = {})); +var ts; +(function (ts) { + /// Classifier + function createClassifier() { + var scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false); + /// We do not have a full parser support to know when we should parse a regex or not + /// If we consider every slash token to be a regex, we could be missing cases like "1/2/3", where + /// we have a series of divide operator. this list allows us to be more accurate by ruling out + /// locations where a regexp cannot exist. + var noRegexTable = []; + noRegexTable[71 /* Identifier */] = true; + noRegexTable[9 /* StringLiteral */] = true; + noRegexTable[8 /* NumericLiteral */] = true; + noRegexTable[12 /* RegularExpressionLiteral */] = true; + noRegexTable[99 /* ThisKeyword */] = true; + noRegexTable[43 /* PlusPlusToken */] = true; + noRegexTable[44 /* MinusMinusToken */] = true; + noRegexTable[20 /* CloseParenToken */] = true; + noRegexTable[22 /* CloseBracketToken */] = true; + noRegexTable[18 /* CloseBraceToken */] = true; + noRegexTable[101 /* TrueKeyword */] = true; + noRegexTable[86 /* FalseKeyword */] = true; + // Just a stack of TemplateHeads and OpenCurlyBraces, used to perform rudimentary (inexact) + // classification on template strings. Because of the context free nature of templates, + // the only precise way to classify a template portion would be by propagating the stack across + // lines, just as we do with the end-of-line state. However, this is a burden for implementers, + // and the behavior is entirely subsumed by the syntactic classifier anyway, so we instead + // flatten any nesting when the template stack is non-empty and encode it in the end-of-line state. + // Situations in which this fails are + // 1) When template strings are nested across different lines: + // `hello ${ `world + // ` }` + // + // Where on the second line, you will get the closing of a template, + // a closing curly, and a new template. + // + // 2) When substitution expressions have curly braces and the curly brace falls on the next line: + // `hello ${ () => { + // return "world" } } ` + // + // Where on the second line, you will get the 'return' keyword, + // a string literal, and a template end consisting of '} } `'. + var templateStack = []; + /** Returns true if 'keyword2' can legally follow 'keyword1' in any language construct. */ + function canFollow(keyword1, keyword2) { + if (ts.isAccessibilityModifier(keyword1)) { + if (keyword2 === 125 /* GetKeyword */ || + keyword2 === 135 /* SetKeyword */ || + keyword2 === 123 /* ConstructorKeyword */ || + keyword2 === 115 /* StaticKeyword */) { + // Allow things like "public get", "public constructor" and "public static". + // These are all legal. + return true; } + // Any other keyword following "public" is actually an identifier an not a real + // keyword. + return false; } - return computeCommonSourceDirectoryOfFilenames(fileNames, currentDirectory, getCanonicalFileName); + // Assume any other keyword combination is legal. This can be refined in the future + // if there are more cases we want the classifier to be better at. + return true; } - function checkSourceFilesBelongToPath(sourceFiles, rootDirectory) { - var allFilesBelongToPath = true; - if (sourceFiles) { - var absoluteRootDirectoryPath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(rootDirectory, currentDirectory)); - for (var _i = 0, sourceFiles_7 = sourceFiles; _i < sourceFiles_7.length; _i++) { - var sourceFile = sourceFiles_7[_i]; - if (!ts.isDeclarationFile(sourceFile)) { - var absoluteSourceFilePath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(sourceFile.fileName, currentDirectory)); - if (absoluteSourceFilePath.indexOf(absoluteRootDirectoryPath) !== 0) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_is_not_under_rootDir_1_rootDir_is_expected_to_contain_all_source_files, sourceFile.fileName, options.rootDir)); - allFilesBelongToPath = false; - } + function convertClassifications(classifications, text) { + var entries = []; + var dense = classifications.spans; + var lastEnd = 0; + for (var i = 0; i < dense.length; i += 3) { + var start = dense[i]; + var length_6 = dense[i + 1]; + var type = dense[i + 2]; + // Make a whitespace entry between the last item and this one. + if (lastEnd >= 0) { + var whitespaceLength_1 = start - lastEnd; + if (whitespaceLength_1 > 0) { + entries.push({ length: whitespaceLength_1, classification: ts.TokenClass.Whitespace }); } } + entries.push({ length: length_6, classification: convertClassification(type) }); + lastEnd = start + length_6; } - return allFilesBelongToPath; + var whitespaceLength = text.length - lastEnd; + if (whitespaceLength > 0) { + entries.push({ length: whitespaceLength, classification: ts.TokenClass.Whitespace }); + } + return { entries: entries, finalLexState: classifications.endOfLineState }; } - function verifyCompilerOptions() { - if (options.isolatedModules) { - if (options.declaration) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declaration", "isolatedModules")); - } - if (options.noEmitOnError) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noEmitOnError", "isolatedModules")); - } - if (options.out) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "isolatedModules")); - } - if (options.outFile) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "outFile", "isolatedModules")); - } + function convertClassification(type) { + switch (type) { + case 1 /* comment */: return ts.TokenClass.Comment; + case 3 /* keyword */: return ts.TokenClass.Keyword; + case 4 /* numericLiteral */: return ts.TokenClass.NumberLiteral; + case 5 /* operator */: return ts.TokenClass.Operator; + case 6 /* stringLiteral */: return ts.TokenClass.StringLiteral; + case 8 /* whiteSpace */: return ts.TokenClass.Whitespace; + case 10 /* punctuation */: return ts.TokenClass.Punctuation; + case 2 /* identifier */: + case 11 /* className */: + case 12 /* enumName */: + case 13 /* interfaceName */: + case 14 /* moduleName */: + case 15 /* typeParameterName */: + case 16 /* typeAliasName */: + case 9 /* text */: + case 17 /* parameterName */: + default: + return ts.TokenClass.Identifier; } - if (options.inlineSourceMap) { - if (options.sourceMap) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "sourceMap", "inlineSourceMap")); - } - if (options.mapRoot) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "mapRoot", "inlineSourceMap")); - } + } + function getClassificationsForLine(text, lexState, syntacticClassifierAbsent) { + return convertClassifications(getEncodedLexicalClassifications(text, lexState, syntacticClassifierAbsent), text); + } + // If there is a syntactic classifier ('syntacticClassifierAbsent' is false), + // we will be more conservative in order to avoid conflicting with the syntactic classifier. + function getEncodedLexicalClassifications(text, lexState, syntacticClassifierAbsent) { + var offset = 0; + var token = 0 /* Unknown */; + var lastNonTriviaToken = 0 /* Unknown */; + // Empty out the template stack for reuse. + while (templateStack.length > 0) { + templateStack.pop(); } - if (options.paths && options.baseUrl === undefined) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_paths_cannot_be_used_without_specifying_baseUrl_option)); + // If we're in a string literal, then prepend: "\ + // (and a newline). That way when we lex we'll think we're still in a string literal. + // + // If we're in a multiline comment, then prepend: /* + // (and a newline). That way when we lex we'll think we're still in a multiline comment. + switch (lexState) { + case 3 /* InDoubleQuoteStringLiteral */: + text = "\"\\\n" + text; + offset = 3; + break; + case 2 /* InSingleQuoteStringLiteral */: + text = "'\\\n" + text; + offset = 3; + break; + case 1 /* InMultiLineCommentTrivia */: + text = "/*\n" + text; + offset = 3; + break; + case 4 /* InTemplateHeadOrNoSubstitutionTemplate */: + text = "`\n" + text; + offset = 2; + break; + case 5 /* InTemplateMiddleOrTail */: + text = "}\n" + text; + offset = 2; + // falls through + case 6 /* InTemplateSubstitutionPosition */: + templateStack.push(14 /* TemplateHead */); + break; } - if (options.paths) { - for (var key in options.paths) { - if (!ts.hasProperty(options.paths, key)) { - continue; + scanner.setText(text); + var result = { + endOfLineState: 0 /* None */, + spans: [] + }; + // We can run into an unfortunate interaction between the lexical and syntactic classifier + // when the user is typing something generic. Consider the case where the user types: + // + // Foo tokens. It's a weak heuristic, but should + // work well enough in practice. + var angleBracketStack = 0; + do { + token = scanner.scan(); + if (!ts.isTrivia(token)) { + if ((token === 41 /* SlashToken */ || token === 63 /* SlashEqualsToken */) && !noRegexTable[lastNonTriviaToken]) { + if (scanner.reScanSlashToken() === 12 /* RegularExpressionLiteral */) { + token = 12 /* RegularExpressionLiteral */; + } } - if (!ts.hasZeroOrOneAsteriskCharacter(key)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Pattern_0_can_have_at_most_one_Asterisk_character, key)); + else if (lastNonTriviaToken === 23 /* DotToken */ && isKeyword(token)) { + token = 71 /* Identifier */; } - if (ts.isArray(options.paths[key])) { - if (options.paths[key].length === 0) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitutions_for_pattern_0_shouldn_t_be_an_empty_array, key)); + else if (isKeyword(lastNonTriviaToken) && isKeyword(token) && !canFollow(lastNonTriviaToken, token)) { + // We have two keywords in a row. Only treat the second as a keyword if + // it's a sequence that could legally occur in the language. Otherwise + // treat it as an identifier. This way, if someone writes "private var" + // we recognize that 'var' is actually an identifier here. + token = 71 /* Identifier */; + } + else if (lastNonTriviaToken === 71 /* Identifier */ && + token === 27 /* LessThanToken */) { + // Could be the start of something generic. Keep track of that by bumping + // up the current count of generic contexts we may be in. + angleBracketStack++; + } + else if (token === 29 /* GreaterThanToken */ && angleBracketStack > 0) { + // If we think we're currently in something generic, then mark that that + // generic entity is complete. + angleBracketStack--; + } + else if (token === 119 /* AnyKeyword */ || + token === 136 /* StringKeyword */ || + token === 133 /* NumberKeyword */ || + token === 122 /* BooleanKeyword */ || + token === 137 /* SymbolKeyword */) { + if (angleBracketStack > 0 && !syntacticClassifierAbsent) { + // If it looks like we're could be in something generic, don't classify this + // as a keyword. We may just get overwritten by the syntactic classifier, + // causing a noisy experience for the user. + token = 71 /* Identifier */; } - for (var _i = 0, _a = options.paths[key]; _i < _a.length; _i++) { - var subst = _a[_i]; - var typeOfSubst = typeof subst; - if (typeOfSubst === "string") { - if (!ts.hasZeroOrOneAsteriskCharacter(subst)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character, subst, key)); + } + else if (token === 14 /* TemplateHead */) { + templateStack.push(token); + } + else if (token === 17 /* OpenBraceToken */) { + // If we don't have anything on the template stack, + // then we aren't trying to keep track of a previously scanned template head. + if (templateStack.length > 0) { + templateStack.push(token); + } + } + else if (token === 18 /* CloseBraceToken */) { + // If we don't have anything on the template stack, + // then we aren't trying to keep track of a previously scanned template head. + if (templateStack.length > 0) { + var lastTemplateStackToken = ts.lastOrUndefined(templateStack); + if (lastTemplateStackToken === 14 /* TemplateHead */) { + token = scanner.reScanTemplateToken(); + // Only pop on a TemplateTail; a TemplateMiddle indicates there is more for us. + if (token === 16 /* TemplateTail */) { + templateStack.pop(); + } + else { + ts.Debug.assertEqual(token, 15 /* TemplateMiddle */, "Should have been a template middle."); } } else { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2, subst, key, typeOfSubst)); + ts.Debug.assertEqual(lastTemplateStackToken, 17 /* OpenBraceToken */, "Should have been an open brace"); + templateStack.pop(); } } } - else { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Substitutions_for_pattern_0_should_be_an_array, key)); - } - } - } - if (!options.sourceMap && !options.inlineSourceMap) { - if (options.inlineSources) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "inlineSources")); - } - if (options.sourceRoot) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided, "sourceRoot")); - } - } - if (options.out && options.outFile) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "out", "outFile")); - } - if (options.mapRoot && !options.sourceMap) { - // Error to specify --mapRoot without --sourcemap - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "mapRoot", "sourceMap")); - } - if (options.declarationDir) { - if (!options.declaration) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "declarationDir", "declaration")); - } - if (options.out || options.outFile) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "declarationDir", options.out ? "out" : "outFile")); - } - } - if (options.lib && options.noLib) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "lib", "noLib")); - } - if (options.noImplicitUseStrict && options.alwaysStrict) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noImplicitUseStrict", "alwaysStrict")); - } - var languageVersion = options.target || 0 /* ES3 */; - var outFile = options.outFile || options.out; - var firstNonAmbientExternalModuleSourceFile = ts.forEach(files, function (f) { return ts.isExternalModule(f) && !ts.isDeclarationFile(f) ? f : undefined; }); - if (options.isolatedModules) { - if (options.module === ts.ModuleKind.None && languageVersion < 2 /* ES2015 */) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher)); - } - var firstNonExternalModuleSourceFile = ts.forEach(files, function (f) { return !ts.isExternalModule(f) && !ts.isDeclarationFile(f) ? f : undefined; }); - if (firstNonExternalModuleSourceFile) { - var span_7 = ts.getErrorSpanForNode(firstNonExternalModuleSourceFile, firstNonExternalModuleSourceFile); - programDiagnostics.add(ts.createFileDiagnostic(firstNonExternalModuleSourceFile, span_7.start, span_7.length, ts.Diagnostics.Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided)); - } - } - else if (firstNonAmbientExternalModuleSourceFile && languageVersion < 2 /* ES2015 */ && options.module === ts.ModuleKind.None) { - // We cannot use createDiagnosticFromNode because nodes do not have parents yet - var span_8 = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator); - programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span_8.start, span_8.length, ts.Diagnostics.Cannot_use_imports_exports_or_module_augmentations_when_module_is_none)); - } - // Cannot specify module gen that isn't amd or system with --out - if (outFile) { - if (options.module && !(options.module === ts.ModuleKind.AMD || options.module === ts.ModuleKind.System)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Only_amd_and_system_modules_are_supported_alongside_0, options.out ? "out" : "outFile")); - } - else if (options.module === undefined && firstNonAmbientExternalModuleSourceFile) { - var span_9 = ts.getErrorSpanForNode(firstNonAmbientExternalModuleSourceFile, firstNonAmbientExternalModuleSourceFile.externalModuleIndicator); - programDiagnostics.add(ts.createFileDiagnostic(firstNonAmbientExternalModuleSourceFile, span_9.start, span_9.length, ts.Diagnostics.Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system, options.out ? "out" : "outFile")); - } - } - // there has to be common source directory if user specified --outdir || --sourceRoot - // if user specified --mapRoot, there needs to be common source directory if there would be multiple files being emitted - if (options.outDir || - options.sourceRoot || - options.mapRoot) { - // Precalculate and cache the common source directory - var dir = getCommonSourceDirectory(); - // If we failed to find a good common directory, but outDir is specified and at least one of our files is on a windows drive/URL/other resource, add a failure - if (options.outDir && dir === "" && ts.forEach(files, function (file) { return ts.getRootLength(file.fileName) > 1; })) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_find_the_common_subdirectory_path_for_the_input_files)); - } - } - if (!options.noEmit && options.allowJs && options.declaration) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "allowJs", "declaration")); - } - if (options.emitDecoratorMetadata && - !options.experimentalDecorators) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDecoratorMetadata", "experimentalDecorators")); - } - if (options.jsxFactory) { - if (options.reactNamespace) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "reactNamespace", "jsxFactory")); - } - if (!ts.parseIsolatedEntityName(options.jsxFactory, languageVersion)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Invalid_value_for_jsxFactory_0_is_not_a_valid_identifier_or_qualified_name, options.jsxFactory)); - } - } - else if (options.reactNamespace && !ts.isIdentifierText(options.reactNamespace, languageVersion)) { - programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier, options.reactNamespace)); - } - // If the emit is enabled make sure that every output file is unique and not overwriting any of the input files - if (!options.noEmit && !options.suppressOutputPathCheck) { - var emitHost = getEmitHost(); - var emitFilesSeen_1 = ts.createFileMap(!host.useCaseSensitiveFileNames() ? function (key) { return key.toLocaleLowerCase(); } : undefined); - ts.forEachExpectedEmitFile(emitHost, function (emitFileNames) { - verifyEmitFilePath(emitFileNames.jsFilePath, emitFilesSeen_1); - verifyEmitFilePath(emitFileNames.declarationFilePath, emitFilesSeen_1); - }); - } - // Verify that all the emit files are unique and don't overwrite input files - function verifyEmitFilePath(emitFileName, emitFilesSeen) { - if (emitFileName) { - var emitFilePath = ts.toPath(emitFileName, currentDirectory, getCanonicalFileName); - // Report error if the output overwrites input file - if (filesByName.contains(emitFilePath)) { - var chain_1; - if (!options.configFilePath) { - // The program is from either an inferred project or an external project - chain_1 = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig); - } - chain_1 = ts.chainDiagnosticMessages(chain_1, ts.Diagnostics.Cannot_write_file_0_because_it_would_overwrite_input_file, emitFileName); - blockEmittingOfFile(emitFileName, ts.createCompilerDiagnosticFromMessageChain(chain_1)); - } - // Report error if multiple files write into same file - if (emitFilesSeen.contains(emitFilePath)) { - // Already seen the same emit file - report error - blockEmittingOfFile(emitFileName, ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files, emitFileName)); - } - else { - emitFilesSeen.set(emitFilePath, true); - } + lastNonTriviaToken = token; + } + processToken(); + } while (token !== 1 /* EndOfFileToken */); + return result; + function processToken() { + var start = scanner.getTokenPos(); + var end = scanner.getTextPos(); + addResult(start, end, classFromKind(token)); + if (end >= text.length) { + if (token === 9 /* StringLiteral */) { + // Check to see if we finished up on a multiline string literal. + var tokenText = scanner.getTokenText(); + if (scanner.isUnterminated()) { + var lastCharIndex = tokenText.length - 1; + var numBackslashes = 0; + while (tokenText.charCodeAt(lastCharIndex - numBackslashes) === 92 /* backslash */) { + numBackslashes++; + } + // If we have an odd number of backslashes, then the multiline string is unclosed + if (numBackslashes & 1) { + var quoteChar = tokenText.charCodeAt(0); + result.endOfLineState = quoteChar === 34 /* doubleQuote */ + ? 3 /* InDoubleQuoteStringLiteral */ + : 2 /* InSingleQuoteStringLiteral */; + } + } + } + else if (token === 3 /* MultiLineCommentTrivia */) { + // Check to see if the multiline comment was unclosed. + if (scanner.isUnterminated()) { + result.endOfLineState = 1 /* InMultiLineCommentTrivia */; + } + } + else if (ts.isTemplateLiteralKind(token)) { + if (scanner.isUnterminated()) { + if (token === 16 /* TemplateTail */) { + result.endOfLineState = 5 /* InTemplateMiddleOrTail */; + } + else if (token === 13 /* NoSubstitutionTemplateLiteral */) { + result.endOfLineState = 4 /* InTemplateHeadOrNoSubstitutionTemplate */; + } + else { + ts.Debug.fail("Only 'NoSubstitutionTemplateLiteral's and 'TemplateTail's can be unterminated; got SyntaxKind #" + token); + } + } + } + else if (templateStack.length > 0 && ts.lastOrUndefined(templateStack) === 14 /* TemplateHead */) { + result.endOfLineState = 6 /* InTemplateSubstitutionPosition */; + } } } - } - function blockEmittingOfFile(emitFileName, diag) { - hasEmitBlockingDiagnostics.set(ts.toPath(emitFileName, currentDirectory, getCanonicalFileName), true); - programDiagnostics.add(diag); - } - } - ts.createProgram = createProgram; - /* @internal */ - /** - * Returns a DiagnosticMessage if we won't include a resolved module due to its extension. - * The DiagnosticMessage's parameters are the imported module name, and the filename it resolved to. - * This returns a diagnostic even if the module will be an untyped module. - */ - function getResolutionDiagnostic(options, _a) { - var extension = _a.extension; - switch (extension) { - case ts.Extension.Ts: - case ts.Extension.Dts: - // These are always allowed. - return undefined; - case ts.Extension.Tsx: - return needJsx(); - case ts.Extension.Jsx: - return needJsx() || needAllowJs(); - case ts.Extension.Js: - return needAllowJs(); - } - function needJsx() { - return options.jsx ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_jsx_is_not_set; - } - function needAllowJs() { - return options.allowJs ? undefined : ts.Diagnostics.Module_0_was_resolved_to_1_but_allowJs_is_not_set; - } - } - ts.getResolutionDiagnostic = getResolutionDiagnostic; -})(ts || (ts = {})); -/// -/// -/// -/// -/// -var ts; -(function (ts) { - /* @internal */ - ts.compileOnSaveCommandLineOption = { name: "compileOnSave", type: "boolean" }; - /* @internal */ - ts.optionDeclarations = [ - { - name: "charset", - type: "string", - }, - ts.compileOnSaveCommandLineOption, - { - name: "declaration", - shortName: "d", - type: "boolean", - description: ts.Diagnostics.Generates_corresponding_d_ts_file, - }, - { - name: "declarationDir", - type: "string", - isFilePath: true, - paramType: ts.Diagnostics.DIRECTORY, - }, - { - name: "diagnostics", - type: "boolean", - }, - { - name: "extendedDiagnostics", - type: "boolean", - experimental: true - }, - { - name: "emitBOM", - type: "boolean" - }, - { - name: "help", - shortName: "h", - type: "boolean", - description: ts.Diagnostics.Print_this_message, - }, - { - name: "help", - shortName: "?", - type: "boolean" - }, - { - name: "init", - type: "boolean", - description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file, - }, - { - name: "inlineSourceMap", - type: "boolean", - }, - { - name: "inlineSources", - type: "boolean", - }, - { - name: "jsx", - type: ts.createMap({ - "preserve": 1 /* Preserve */, - "react": 2 /* React */ - }), - paramType: ts.Diagnostics.KIND, - description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_or_react, - }, - { - name: "reactNamespace", - type: "string", - description: ts.Diagnostics.Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit - }, - { - name: "jsxFactory", - type: "string", - description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h - }, - { - name: "listFiles", - type: "boolean", - }, - { - name: "locale", - type: "string", - }, - { - name: "mapRoot", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations, - paramType: ts.Diagnostics.LOCATION, - }, - { - name: "module", - shortName: "m", - type: ts.createMap({ - "none": ts.ModuleKind.None, - "commonjs": ts.ModuleKind.CommonJS, - "amd": ts.ModuleKind.AMD, - "system": ts.ModuleKind.System, - "umd": ts.ModuleKind.UMD, - "es6": ts.ModuleKind.ES2015, - "es2015": ts.ModuleKind.ES2015, - }), - description: ts.Diagnostics.Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015, - paramType: ts.Diagnostics.KIND, - }, - { - name: "newLine", - type: ts.createMap({ - "crlf": 0 /* CarriageReturnLineFeed */, - "lf": 1 /* LineFeed */ - }), - description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix, - paramType: ts.Diagnostics.NEWLINE, - }, - { - name: "noEmit", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_outputs, - }, - { - name: "noEmitHelpers", - type: "boolean" - }, - { - name: "noEmitOnError", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported, - }, - { - name: "noErrorTruncation", - type: "boolean" - }, - { - name: "noImplicitAny", - type: "boolean", - description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type, - }, - { - name: "noImplicitThis", - type: "boolean", - description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type, - }, - { - name: "noUnusedLocals", - type: "boolean", - description: ts.Diagnostics.Report_errors_on_unused_locals, - }, - { - name: "noUnusedParameters", - type: "boolean", - description: ts.Diagnostics.Report_errors_on_unused_parameters, - }, - { - name: "noLib", - type: "boolean", - }, - { - name: "noResolve", - type: "boolean", - }, - { - name: "skipDefaultLibCheck", - type: "boolean", - }, - { - name: "skipLibCheck", - type: "boolean", - description: ts.Diagnostics.Skip_type_checking_of_declaration_files, - }, - { - name: "out", - type: "string", - isFilePath: false, - // for correct behaviour, please use outFile - paramType: ts.Diagnostics.FILE, - }, - { - name: "outFile", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file, - paramType: ts.Diagnostics.FILE, - }, - { - name: "outDir", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Redirect_output_structure_to_the_directory, - paramType: ts.Diagnostics.DIRECTORY, - }, - { - name: "preserveConstEnums", - type: "boolean", - description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code - }, - { - name: "pretty", - description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental, - type: "boolean" - }, - { - name: "project", - shortName: "p", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Compile_the_project_in_the_given_directory, - paramType: ts.Diagnostics.DIRECTORY - }, - { - name: "removeComments", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_comments_to_output, - }, - { - name: "rootDir", - type: "string", - isFilePath: true, - paramType: ts.Diagnostics.LOCATION, - description: ts.Diagnostics.Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir, - }, - { - name: "isolatedModules", - type: "boolean", - }, - { - name: "sourceMap", - type: "boolean", - description: ts.Diagnostics.Generates_corresponding_map_file, - }, - { - name: "sourceRoot", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations, - paramType: ts.Diagnostics.LOCATION, - }, - { - name: "suppressExcessPropertyErrors", - type: "boolean", - description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals, - experimental: true - }, - { - name: "suppressImplicitAnyIndexErrors", - type: "boolean", - description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures, - }, - { - name: "stripInternal", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation, - experimental: true - }, - { - name: "target", - shortName: "t", - type: ts.createMap({ - "es3": 0 /* ES3 */, - "es5": 1 /* ES5 */, - "es6": 2 /* ES2015 */, - "es2015": 2 /* ES2015 */, - "es2016": 3 /* ES2016 */, - "es2017": 4 /* ES2017 */, - "esnext": 5 /* ESNext */, - }), - description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT, - paramType: ts.Diagnostics.VERSION, - }, - { - name: "version", - shortName: "v", - type: "boolean", - description: ts.Diagnostics.Print_the_compiler_s_version, - }, - { - name: "watch", - shortName: "w", - type: "boolean", - description: ts.Diagnostics.Watch_input_files, - }, - { - name: "experimentalDecorators", - type: "boolean", - description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators - }, - { - name: "emitDecoratorMetadata", - type: "boolean", - experimental: true, - description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators - }, - { - name: "moduleResolution", - type: ts.createMap({ - "node": ts.ModuleResolutionKind.NodeJs, - "classic": ts.ModuleResolutionKind.Classic, - }), - description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6, - paramType: ts.Diagnostics.STRATEGY, - }, - { - name: "allowUnusedLabels", - type: "boolean", - description: ts.Diagnostics.Do_not_report_errors_on_unused_labels - }, - { - name: "noImplicitReturns", - type: "boolean", - description: ts.Diagnostics.Report_error_when_not_all_code_paths_in_function_return_a_value - }, - { - name: "noFallthroughCasesInSwitch", - type: "boolean", - description: ts.Diagnostics.Report_errors_for_fallthrough_cases_in_switch_statement - }, - { - name: "allowUnreachableCode", - type: "boolean", - description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code - }, - { - name: "forceConsistentCasingInFileNames", - type: "boolean", - description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file - }, - { - name: "baseUrl", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Base_directory_to_resolve_non_absolute_module_names - }, - { - // this option can only be specified in tsconfig.json - // use type = object to copy the value as-is - name: "paths", - type: "object", - isTSConfigOnly: true - }, - { - // this option can only be specified in tsconfig.json - // use type = object to copy the value as-is - name: "rootDirs", - type: "list", - isTSConfigOnly: true, - element: { - name: "rootDirs", - type: "string", - isFilePath: true - } - }, - { - name: "typeRoots", - type: "list", - element: { - name: "typeRoots", - type: "string", - isFilePath: true + function addResult(start, end, classification) { + if (classification === 8 /* whiteSpace */) { + // Don't bother with whitespace classifications. They're not needed. + return; + } + if (start === 0 && offset > 0) { + // We're classifying the first token, and this was a case where we prepended + // text. We should consider the start of this token to be at the start of + // the original text. + start += offset; + } + // All our tokens are in relation to the augmented text. Move them back to be + // relative to the original text. + start -= offset; + end -= offset; + var length = end - start; + if (length > 0) { + result.spans.push(start); + result.spans.push(length); + result.spans.push(classification); + } } - }, - { - name: "types", - type: "list", - element: { - name: "types", - type: "string" - }, - description: ts.Diagnostics.Type_declaration_files_to_be_included_in_compilation - }, - { - name: "traceResolution", - type: "boolean", - description: ts.Diagnostics.Enable_tracing_of_the_name_resolution_process - }, - { - name: "allowJs", - type: "boolean", - description: ts.Diagnostics.Allow_javascript_files_to_be_compiled - }, - { - name: "allowSyntheticDefaultImports", - type: "boolean", - description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking - }, - { - name: "noImplicitUseStrict", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_use_strict_directives_in_module_output - }, - { - name: "maxNodeModuleJsDepth", - type: "number", - description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files - }, - { - name: "listEmittedFiles", - type: "boolean" - }, - { - name: "lib", - type: "list", - element: { - name: "lib", - type: ts.createMap({ - // JavaScript only - "es5": "lib.es5.d.ts", - "es6": "lib.es2015.d.ts", - "es2015": "lib.es2015.d.ts", - "es7": "lib.es2016.d.ts", - "es2016": "lib.es2016.d.ts", - "es2017": "lib.es2017.d.ts", - // Host only - "dom": "lib.dom.d.ts", - "dom.iterable": "lib.dom.iterable.d.ts", - "webworker": "lib.webworker.d.ts", - "scripthost": "lib.scripthost.d.ts", - // ES2015 Or ESNext By-feature options - "es2015.core": "lib.es2015.core.d.ts", - "es2015.collection": "lib.es2015.collection.d.ts", - "es2015.generator": "lib.es2015.generator.d.ts", - "es2015.iterable": "lib.es2015.iterable.d.ts", - "es2015.promise": "lib.es2015.promise.d.ts", - "es2015.proxy": "lib.es2015.proxy.d.ts", - "es2015.reflect": "lib.es2015.reflect.d.ts", - "es2015.symbol": "lib.es2015.symbol.d.ts", - "es2015.symbol.wellknown": "lib.es2015.symbol.wellknown.d.ts", - "es2016.array.include": "lib.es2016.array.include.d.ts", - "es2017.object": "lib.es2017.object.d.ts", - "es2017.sharedmemory": "lib.es2017.sharedmemory.d.ts", - "es2017.string": "lib.es2017.string.d.ts", - }), - }, - description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation_Colon - }, - { - name: "disableSizeLimit", - type: "boolean" - }, - { - name: "strictNullChecks", - type: "boolean", - description: ts.Diagnostics.Enable_strict_null_checks - }, - { - name: "importHelpers", - type: "boolean", - description: ts.Diagnostics.Import_emit_helpers_from_tslib - }, - { - name: "alwaysStrict", - type: "boolean", - description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file } - ]; - /* @internal */ - ts.typeAcquisitionDeclarations = [ - { - /* @deprecated typingOptions.enableAutoDiscovery - * Use typeAcquisition.enable instead. - */ - name: "enableAutoDiscovery", - type: "boolean", - }, - { - name: "enable", - type: "boolean", - }, - { - name: "include", - type: "list", - element: { - name: "include", - type: "string" + function isBinaryExpressionOperatorToken(token) { + switch (token) { + case 39 /* AsteriskToken */: + case 41 /* SlashToken */: + case 42 /* PercentToken */: + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 45 /* LessThanLessThanToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: + case 27 /* LessThanToken */: + case 29 /* GreaterThanToken */: + case 30 /* LessThanEqualsToken */: + case 31 /* GreaterThanEqualsToken */: + case 93 /* InstanceOfKeyword */: + case 92 /* InKeyword */: + case 118 /* AsKeyword */: + case 32 /* EqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: + case 48 /* AmpersandToken */: + case 50 /* CaretToken */: + case 49 /* BarToken */: + case 53 /* AmpersandAmpersandToken */: + case 54 /* BarBarToken */: + case 69 /* BarEqualsToken */: + case 68 /* AmpersandEqualsToken */: + case 70 /* CaretEqualsToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 59 /* PlusEqualsToken */: + case 60 /* MinusEqualsToken */: + case 61 /* AsteriskEqualsToken */: + case 63 /* SlashEqualsToken */: + case 64 /* PercentEqualsToken */: + case 58 /* EqualsToken */: + case 26 /* CommaToken */: + return true; + default: + return false; } - }, - { - name: "exclude", - type: "list", - element: { - name: "exclude", - type: "string" + } + function isPrefixUnaryExpressionOperatorToken(token) { + switch (token) { + case 37 /* PlusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + case 51 /* ExclamationToken */: + case 43 /* PlusPlusToken */: + case 44 /* MinusMinusToken */: + return true; + default: + return false; } } - ]; + function isKeyword(token) { + return token >= 72 /* FirstKeyword */ && token <= 142 /* LastKeyword */; + } + function classFromKind(token) { + if (isKeyword(token)) { + return 3 /* keyword */; + } + else if (isBinaryExpressionOperatorToken(token) || isPrefixUnaryExpressionOperatorToken(token)) { + return 5 /* operator */; + } + else if (token >= 17 /* FirstPunctuation */ && token <= 70 /* LastPunctuation */) { + return 10 /* punctuation */; + } + switch (token) { + case 8 /* NumericLiteral */: + return 4 /* numericLiteral */; + case 9 /* StringLiteral */: + return 6 /* stringLiteral */; + case 12 /* RegularExpressionLiteral */: + return 7 /* regularExpressionLiteral */; + case 7 /* ConflictMarkerTrivia */: + case 3 /* MultiLineCommentTrivia */: + case 2 /* SingleLineCommentTrivia */: + return 1 /* comment */; + case 5 /* WhitespaceTrivia */: + case 4 /* NewLineTrivia */: + return 8 /* whiteSpace */; + case 71 /* Identifier */: + default: + if (ts.isTemplateLiteralKind(token)) { + return 6 /* stringLiteral */; + } + return 2 /* identifier */; + } + } + return { + getClassificationsForLine: getClassificationsForLine, + getEncodedLexicalClassifications: getEncodedLexicalClassifications + }; + } + ts.createClassifier = createClassifier; /* @internal */ - ts.defaultInitCompilerOptions = { - module: ts.ModuleKind.CommonJS, - target: 1 /* ES5 */, - noImplicitAny: false, - sourceMap: false, - }; - var optionNameMapCache; + function getSemanticClassifications(typeChecker, cancellationToken, sourceFile, classifiableNames, span) { + return convertClassifications(getEncodedSemanticClassifications(typeChecker, cancellationToken, sourceFile, classifiableNames, span)); + } + ts.getSemanticClassifications = getSemanticClassifications; + function checkForClassificationCancellation(cancellationToken, kind) { + // We don't want to actually call back into our host on every node to find out if we've + // been canceled. That would be an enormous amount of chattyness, along with the all + // the overhead of marshalling the data to/from the host. So instead we pick a few + // reasonable node kinds to bother checking on. These node kinds represent high level + // constructs that we would expect to see commonly, but just at a far less frequent + // interval. + // + // For example, in checker.ts (around 750k) we only have around 600 of these constructs. + // That means we're calling back into the host around every 1.2k of the file we process. + // Lib.d.ts has similar numbers. + switch (kind) { + case 233 /* ModuleDeclaration */: + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 228 /* FunctionDeclaration */: + cancellationToken.throwIfCancellationRequested(); + } + } /* @internal */ - function convertEnableAutoDiscoveryToEnable(typeAcquisition) { - // Convert deprecated typingOptions.enableAutoDiscovery to typeAcquisition.enable - if (typeAcquisition && typeAcquisition.enableAutoDiscovery !== undefined && typeAcquisition.enable === undefined) { - var result = { - enable: typeAcquisition.enableAutoDiscovery, - include: typeAcquisition.include || [], - exclude: typeAcquisition.exclude || [] - }; - return result; + function getEncodedSemanticClassifications(typeChecker, cancellationToken, sourceFile, classifiableNames, span) { + var result = []; + processNode(sourceFile); + return { spans: result, endOfLineState: 0 /* None */ }; + function pushClassification(start, length, type) { + result.push(start); + result.push(length); + result.push(type); + } + function classifySymbol(symbol, meaningAtPosition) { + var flags = symbol.getFlags(); + if ((flags & 788448 /* Classifiable */) === 0 /* None */) { + return; + } + if (flags & 32 /* Class */) { + return 11 /* className */; + } + else if (flags & 384 /* Enum */) { + return 12 /* enumName */; + } + else if (flags & 524288 /* TypeAlias */) { + return 16 /* typeAliasName */; + } + else if (meaningAtPosition & 2 /* Type */) { + if (flags & 64 /* Interface */) { + return 13 /* interfaceName */; + } + else if (flags & 262144 /* TypeParameter */) { + return 15 /* typeParameterName */; + } + } + else if (flags & 1536 /* Module */) { + // Only classify a module as such if + // - It appears in a namespace context. + // - There exists a module declaration which actually impacts the value side. + if (meaningAtPosition & 4 /* Namespace */ || + (meaningAtPosition & 1 /* Value */ && hasValueSideModule(symbol))) { + return 14 /* moduleName */; + } + } + return undefined; + /** + * Returns true if there exists a module that introduces entities on the value side. + */ + function hasValueSideModule(symbol) { + return ts.forEach(symbol.declarations, function (declaration) { + return declaration.kind === 233 /* ModuleDeclaration */ && + ts.getModuleInstanceState(declaration) === 1 /* Instantiated */; + }); + } + } + function processNode(node) { + // Only walk into nodes that intersect the requested span. + if (node && ts.textSpanIntersectsWith(span, node.getFullStart(), node.getFullWidth())) { + var kind = node.kind; + checkForClassificationCancellation(cancellationToken, kind); + if (kind === 71 /* Identifier */ && !ts.nodeIsMissing(node)) { + var identifier = node; + // Only bother calling into the typechecker if this is an identifier that + // could possibly resolve to a type name. This makes classification run + // in a third of the time it would normally take. + if (classifiableNames.has(identifier.escapedText)) { + var symbol = typeChecker.getSymbolAtLocation(node); + if (symbol) { + var type = classifySymbol(symbol, ts.getMeaningFromLocation(node)); + if (type) { + pushClassification(node.getStart(), node.getWidth(), type); + } + } + } + } + ts.forEachChild(node, processNode); + } } - return typeAcquisition; } - ts.convertEnableAutoDiscoveryToEnable = convertEnableAutoDiscoveryToEnable; + ts.getEncodedSemanticClassifications = getEncodedSemanticClassifications; + function getClassificationTypeName(type) { + switch (type) { + case 1 /* comment */: return "comment" /* comment */; + case 2 /* identifier */: return "identifier" /* identifier */; + case 3 /* keyword */: return "keyword" /* keyword */; + case 4 /* numericLiteral */: return "number" /* numericLiteral */; + case 5 /* operator */: return "operator" /* operator */; + case 6 /* stringLiteral */: return "string" /* stringLiteral */; + case 8 /* whiteSpace */: return "whitespace" /* whiteSpace */; + case 9 /* text */: return "text" /* text */; + case 10 /* punctuation */: return "punctuation" /* punctuation */; + case 11 /* className */: return "class name" /* className */; + case 12 /* enumName */: return "enum name" /* enumName */; + case 13 /* interfaceName */: return "interface name" /* interfaceName */; + case 14 /* moduleName */: return "module name" /* moduleName */; + case 15 /* typeParameterName */: return "type parameter name" /* typeParameterName */; + case 16 /* typeAliasName */: return "type alias name" /* typeAliasName */; + case 17 /* parameterName */: return "parameter name" /* parameterName */; + case 18 /* docCommentTagName */: return "doc comment tag name" /* docCommentTagName */; + case 19 /* jsxOpenTagName */: return "jsx open tag name" /* jsxOpenTagName */; + case 20 /* jsxCloseTagName */: return "jsx close tag name" /* jsxCloseTagName */; + case 21 /* jsxSelfClosingTagName */: return "jsx self closing tag name" /* jsxSelfClosingTagName */; + case 22 /* jsxAttribute */: return "jsx attribute" /* jsxAttribute */; + case 23 /* jsxText */: return "jsx text" /* jsxText */; + case 24 /* jsxAttributeStringLiteralValue */: return "jsx attribute string literal value" /* jsxAttributeStringLiteralValue */; + } + } + function convertClassifications(classifications) { + ts.Debug.assert(classifications.spans.length % 3 === 0); + var dense = classifications.spans; + var result = []; + for (var i = 0; i < dense.length; i += 3) { + result.push({ + textSpan: ts.createTextSpan(dense[i], dense[i + 1]), + classificationType: getClassificationTypeName(dense[i + 2]) + }); + } + return result; + } /* @internal */ - function getOptionNameMap() { - if (optionNameMapCache) { - return optionNameMapCache; + function getSyntacticClassifications(cancellationToken, sourceFile, span) { + return convertClassifications(getEncodedSyntacticClassifications(cancellationToken, sourceFile, span)); + } + ts.getSyntacticClassifications = getSyntacticClassifications; + /* @internal */ + function getEncodedSyntacticClassifications(cancellationToken, sourceFile, span) { + var spanStart = span.start; + var spanLength = span.length; + // Make a scanner we can get trivia from. + var triviaScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, sourceFile.languageVariant, sourceFile.text); + var mergeConflictScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, sourceFile.languageVariant, sourceFile.text); + var result = []; + processElement(sourceFile); + return { spans: result, endOfLineState: 0 /* None */ }; + function pushClassification(start, length, type) { + result.push(start); + result.push(length); + result.push(type); + } + function classifyLeadingTriviaAndGetTokenStart(token) { + triviaScanner.setTextPos(token.pos); + while (true) { + var start = triviaScanner.getTextPos(); + // only bother scanning if we have something that could be trivia. + if (!ts.couldStartTrivia(sourceFile.text, start)) { + return start; + } + var kind = triviaScanner.scan(); + var end = triviaScanner.getTextPos(); + var width = end - start; + // The moment we get something that isn't trivia, then stop processing. + if (!ts.isTrivia(kind)) { + return start; + } + // Don't bother with newlines/whitespace. + if (kind === 4 /* NewLineTrivia */ || kind === 5 /* WhitespaceTrivia */) { + continue; + } + // Only bother with the trivia if it at least intersects the span of interest. + if (ts.isComment(kind)) { + classifyComment(token, kind, start, width); + // Classifying a comment might cause us to reuse the trivia scanner + // (because of jsdoc comments). So after we classify the comment make + // sure we set the scanner position back to where it needs to be. + triviaScanner.setTextPos(end); + continue; + } + if (kind === 7 /* ConflictMarkerTrivia */) { + var text = sourceFile.text; + var ch = text.charCodeAt(start); + // for the <<<<<<< and >>>>>>> markers, we just add them in as comments + // in the classification stream. + if (ch === 60 /* lessThan */ || ch === 62 /* greaterThan */) { + pushClassification(start, width, 1 /* comment */); + continue; + } + // for the ||||||| and ======== markers, add a comment for the first line, + // and then lex all subsequent lines up until the end of the conflict marker. + ts.Debug.assert(ch === 124 /* bar */ || ch === 61 /* equals */); + classifyDisabledMergeCode(text, start, end); + } + } + } + function classifyComment(token, kind, start, width) { + if (kind === 3 /* MultiLineCommentTrivia */) { + // See if this is a doc comment. If so, we'll classify certain portions of it + // specially. + var docCommentAndDiagnostics = ts.parseIsolatedJSDocComment(sourceFile.text, start, width); + if (docCommentAndDiagnostics && docCommentAndDiagnostics.jsDoc) { + // TODO: This should be predicated on `token["kind"]` being compatible with `HasJSDoc["kind"]` + docCommentAndDiagnostics.jsDoc.parent = token; + classifyJSDocComment(docCommentAndDiagnostics.jsDoc); + return; + } + } + // Simple comment. Just add as is. + pushCommentRange(start, width); + } + function pushCommentRange(start, width) { + pushClassification(start, width, 1 /* comment */); + } + function classifyJSDocComment(docComment) { + var pos = docComment.pos; + if (docComment.tags) { + for (var _i = 0, _a = docComment.tags; _i < _a.length; _i++) { + var tag = _a[_i]; + // As we walk through each tag, classify the portion of text from the end of + // the last tag (or the start of the entire doc comment) as 'comment'. + if (tag.pos !== pos) { + pushCommentRange(pos, tag.pos - pos); + } + pushClassification(tag.atToken.pos, tag.atToken.end - tag.atToken.pos, 10 /* punctuation */); // "@" + pushClassification(tag.tagName.pos, tag.tagName.end - tag.tagName.pos, 18 /* docCommentTagName */); // e.g. "param" + pos = tag.tagName.end; + switch (tag.kind) { + case 279 /* JSDocParameterTag */: + processJSDocParameterTag(tag); + break; + case 282 /* JSDocTemplateTag */: + processJSDocTemplateTag(tag); + break; + case 281 /* JSDocTypeTag */: + processElement(tag.typeExpression); + break; + case 280 /* JSDocReturnTag */: + processElement(tag.typeExpression); + break; + } + pos = tag.end; + } + } + if (pos !== docComment.end) { + pushCommentRange(pos, docComment.end - pos); + } + return; + function processJSDocParameterTag(tag) { + if (tag.isNameFirst) { + pushCommentRange(pos, tag.name.pos - pos); + pushClassification(tag.name.pos, tag.name.end - tag.name.pos, 17 /* parameterName */); + pos = tag.name.end; + } + if (tag.typeExpression) { + pushCommentRange(pos, tag.typeExpression.pos - pos); + processElement(tag.typeExpression); + pos = tag.typeExpression.end; + } + if (!tag.isNameFirst) { + pushCommentRange(pos, tag.name.pos - pos); + pushClassification(tag.name.pos, tag.name.end - tag.name.pos, 17 /* parameterName */); + pos = tag.name.end; + } + } + } + function processJSDocTemplateTag(tag) { + for (var _i = 0, _a = tag.getChildren(); _i < _a.length; _i++) { + var child = _a[_i]; + processElement(child); + } + } + function classifyDisabledMergeCode(text, start, end) { + // Classify the line that the ||||||| or ======= marker is on as a comment. + // Then just lex all further tokens and add them to the result. + var i; + for (i = start; i < end; i++) { + if (ts.isLineBreak(text.charCodeAt(i))) { + break; + } + } + pushClassification(start, i - start, 1 /* comment */); + mergeConflictScanner.setTextPos(i); + while (mergeConflictScanner.getTextPos() < end) { + classifyDisabledCodeToken(); + } + } + function classifyDisabledCodeToken() { + var start = mergeConflictScanner.getTextPos(); + var tokenKind = mergeConflictScanner.scan(); + var end = mergeConflictScanner.getTextPos(); + var type = classifyTokenType(tokenKind); + if (type) { + pushClassification(start, end - start, type); + } + } + /** + * Returns true if node should be treated as classified and no further processing is required. + * False will mean that node is not classified and traverse routine should recurse into node contents. + */ + function tryClassifyNode(node) { + if (ts.isJSDoc(node)) { + return true; + } + if (ts.nodeIsMissing(node)) { + return true; + } + var classifiedElementName = tryClassifyJsxElementName(node); + if (!ts.isToken(node) && node.kind !== 10 /* JsxText */ && classifiedElementName === undefined) { + return false; + } + var tokenStart = node.kind === 10 /* JsxText */ ? node.pos : classifyLeadingTriviaAndGetTokenStart(node); + var tokenWidth = node.end - tokenStart; + ts.Debug.assert(tokenWidth >= 0); + if (tokenWidth > 0) { + var type = classifiedElementName || classifyTokenType(node.kind, node); + if (type) { + pushClassification(tokenStart, tokenWidth, type); + } + } + return true; } - var optionNameMap = ts.createMap(); - var shortOptionNames = ts.createMap(); - ts.forEach(ts.optionDeclarations, function (option) { - optionNameMap[option.name.toLowerCase()] = option; - if (option.shortName) { - shortOptionNames[option.shortName] = option.name; + function tryClassifyJsxElementName(token) { + switch (token.parent && token.parent.kind) { + case 251 /* JsxOpeningElement */: + if (token.parent.tagName === token) { + return 19 /* jsxOpenTagName */; + } + break; + case 252 /* JsxClosingElement */: + if (token.parent.tagName === token) { + return 20 /* jsxCloseTagName */; + } + break; + case 250 /* JsxSelfClosingElement */: + if (token.parent.tagName === token) { + return 21 /* jsxSelfClosingTagName */; + } + break; + case 253 /* JsxAttribute */: + if (token.parent.name === token) { + return 22 /* jsxAttribute */; + } + break; } - }); - optionNameMapCache = { optionNameMap: optionNameMap, shortOptionNames: shortOptionNames }; - return optionNameMapCache; - } - ts.getOptionNameMap = getOptionNameMap; - /* @internal */ - function createCompilerDiagnosticForInvalidCustomType(opt) { - var namesOfType = Object.keys(opt.type).map(function (key) { return "'" + key + "'"; }).join(", "); - return ts.createCompilerDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType); - } - ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType; - /* @internal */ - function parseCustomTypeOption(opt, value, errors) { - return convertJsonOptionOfCustomType(opt, trimString(value || ""), errors); - } - ts.parseCustomTypeOption = parseCustomTypeOption; - /* @internal */ - function parseListTypeOption(opt, value, errors) { - if (value === void 0) { value = ""; } - value = trimString(value); - if (ts.startsWith(value, "-")) { return undefined; } - if (value === "") { - return []; + // for accurate classification, the actual token should be passed in. however, for + // cases like 'disabled merge code' classification, we just get the token kind and + // classify based on that instead. + function classifyTokenType(tokenKind, token) { + if (ts.isKeyword(tokenKind)) { + return 3 /* keyword */; + } + // Special case < and > If they appear in a generic context they are punctuation, + // not operators. + if (tokenKind === 27 /* LessThanToken */ || tokenKind === 29 /* GreaterThanToken */) { + // If the node owning the token has a type argument list or type parameter list, then + // we can effectively assume that a '<' and '>' belong to those lists. + if (token && ts.getTypeArgumentOrTypeParameterList(token.parent)) { + return 10 /* punctuation */; + } + } + if (ts.isPunctuation(tokenKind)) { + if (token) { + if (tokenKind === 58 /* EqualsToken */) { + // the '=' in a variable declaration is special cased here. + if (token.parent.kind === 226 /* VariableDeclaration */ || + token.parent.kind === 149 /* PropertyDeclaration */ || + token.parent.kind === 146 /* Parameter */ || + token.parent.kind === 253 /* JsxAttribute */) { + return 5 /* operator */; + } + } + if (token.parent.kind === 194 /* BinaryExpression */ || + token.parent.kind === 192 /* PrefixUnaryExpression */ || + token.parent.kind === 193 /* PostfixUnaryExpression */ || + token.parent.kind === 195 /* ConditionalExpression */) { + return 5 /* operator */; + } + } + return 10 /* punctuation */; + } + else if (tokenKind === 8 /* NumericLiteral */) { + return 4 /* numericLiteral */; + } + else if (tokenKind === 9 /* StringLiteral */) { + return token.parent.kind === 253 /* JsxAttribute */ ? 24 /* jsxAttributeStringLiteralValue */ : 6 /* stringLiteral */; + } + else if (tokenKind === 12 /* RegularExpressionLiteral */) { + // TODO: we should get another classification type for these literals. + return 6 /* stringLiteral */; + } + else if (ts.isTemplateLiteralKind(tokenKind)) { + // TODO (drosen): we should *also* get another classification type for these literals. + return 6 /* stringLiteral */; + } + else if (tokenKind === 10 /* JsxText */) { + return 23 /* jsxText */; + } + else if (tokenKind === 71 /* Identifier */) { + if (token) { + switch (token.parent.kind) { + case 229 /* ClassDeclaration */: + if (token.parent.name === token) { + return 11 /* className */; + } + return; + case 145 /* TypeParameter */: + if (token.parent.name === token) { + return 15 /* typeParameterName */; + } + return; + case 230 /* InterfaceDeclaration */: + if (token.parent.name === token) { + return 13 /* interfaceName */; + } + return; + case 232 /* EnumDeclaration */: + if (token.parent.name === token) { + return 12 /* enumName */; + } + return; + case 233 /* ModuleDeclaration */: + if (token.parent.name === token) { + return 14 /* moduleName */; + } + return; + case 146 /* Parameter */: + if (token.parent.name === token) { + return ts.isThisIdentifier(token) ? 3 /* keyword */ : 17 /* parameterName */; + } + return; + } + } + return 2 /* identifier */; + } } - var values = value.split(","); - switch (opt.element.type) { - case "number": - return ts.map(values, parseInt); - case "string": - return ts.map(values, function (v) { return v || ""; }); - default: - return ts.filter(ts.map(values, function (v) { return parseCustomTypeOption(opt.element, v, errors); }), function (v) { return !!v; }); + function processElement(element) { + if (!element) { + return; + } + // Ignore nodes that don't intersect the original span to classify. + if (ts.decodedTextSpanIntersectsWith(spanStart, spanLength, element.pos, element.getFullWidth())) { + checkForClassificationCancellation(cancellationToken, element.kind); + for (var _i = 0, _a = element.getChildren(sourceFile); _i < _a.length; _i++) { + var child = _a[_i]; + if (!tryClassifyNode(child)) { + // Recurse into our child nodes. + processElement(child); + } + } + } } } - ts.parseListTypeOption = parseListTypeOption; - function parseCommandLine(commandLine, readFile) { - var options = {}; - var fileNames = []; - var errors = []; - var _a = getOptionNameMap(), optionNameMap = _a.optionNameMap, shortOptionNames = _a.shortOptionNames; - parseStrings(commandLine); - return { - options: options, - fileNames: fileNames, - errors: errors - }; - function parseStrings(args) { - var i = 0; - while (i < args.length) { - var s = args[i]; - i++; - if (s.charCodeAt(0) === 64 /* at */) { - parseResponseFile(s.slice(1)); + ts.getEncodedSyntacticClassifications = getEncodedSyntacticClassifications; +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var Completions; + (function (Completions) { + var PathCompletions; + (function (PathCompletions) { + function getStringLiteralCompletionEntriesFromModuleNames(node, compilerOptions, host, typeChecker) { + var literalValue = ts.normalizeSlashes(node.text); + var scriptPath = node.getSourceFile().path; + var scriptDirectory = ts.getDirectoryPath(scriptPath); + var span = getDirectoryFragmentTextSpan(node.text, node.getStart() + 1); + var entries; + if (isPathRelativeToScript(literalValue) || ts.isRootedDiskPath(literalValue)) { + var extensions = ts.getSupportedExtensions(compilerOptions); + if (compilerOptions.rootDirs) { + entries = getCompletionEntriesForDirectoryFragmentWithRootDirs(compilerOptions.rootDirs, literalValue, scriptDirectory, extensions, /*includeExtensions*/ false, span, compilerOptions, host, scriptPath); + } + else { + entries = getCompletionEntriesForDirectoryFragment(literalValue, scriptDirectory, extensions, /*includeExtensions*/ false, span, host, scriptPath); + } } - else if (s.charCodeAt(0) === 45 /* minus */) { - s = s.slice(s.charCodeAt(1) === 45 /* minus */ ? 2 : 1).toLowerCase(); - // Try to translate short option names to their full equivalents. - if (s in shortOptionNames) { - s = shortOptionNames[s]; + else { + // Check for node modules + entries = getCompletionEntriesForNonRelativeModules(literalValue, scriptDirectory, span, compilerOptions, host, typeChecker); + } + return { + isGlobalCompletion: false, + isMemberCompletion: false, + isNewIdentifierLocation: true, + entries: entries + }; + } + PathCompletions.getStringLiteralCompletionEntriesFromModuleNames = getStringLiteralCompletionEntriesFromModuleNames; + /** + * Takes a script path and returns paths for all potential folders that could be merged with its + * containing folder via the "rootDirs" compiler option + */ + function getBaseDirectoriesFromRootDirs(rootDirs, basePath, scriptPath, ignoreCase) { + // Make all paths absolute/normalized if they are not already + rootDirs = ts.map(rootDirs, function (rootDirectory) { return ts.normalizePath(ts.isRootedDiskPath(rootDirectory) ? rootDirectory : ts.combinePaths(basePath, rootDirectory)); }); + // Determine the path to the directory containing the script relative to the root directory it is contained within + var relativeDirectory = ts.forEach(rootDirs, function (rootDirectory) { + return ts.containsPath(rootDirectory, scriptPath, basePath, ignoreCase) ? scriptPath.substr(rootDirectory.length) : undefined; + }); + // Now find a path for each potential directory that is to be merged with the one containing the script + return ts.deduplicate(ts.map(rootDirs, function (rootDirectory) { return ts.combinePaths(rootDirectory, relativeDirectory); })); + } + function getCompletionEntriesForDirectoryFragmentWithRootDirs(rootDirs, fragment, scriptPath, extensions, includeExtensions, span, compilerOptions, host, exclude) { + var basePath = compilerOptions.project || host.getCurrentDirectory(); + var ignoreCase = !(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames()); + var baseDirectories = getBaseDirectoriesFromRootDirs(rootDirs, basePath, scriptPath, ignoreCase); + var result = []; + for (var _i = 0, baseDirectories_1 = baseDirectories; _i < baseDirectories_1.length; _i++) { + var baseDirectory = baseDirectories_1[_i]; + getCompletionEntriesForDirectoryFragment(fragment, baseDirectory, extensions, includeExtensions, span, host, exclude, result); + } + return result; + } + /** + * Given a path ending at a directory, gets the completions for the path, and filters for those entries containing the basename. + */ + function getCompletionEntriesForDirectoryFragment(fragment, scriptPath, extensions, includeExtensions, span, host, exclude, result) { + if (result === void 0) { result = []; } + if (fragment === undefined) { + fragment = ""; + } + fragment = ts.normalizeSlashes(fragment); + /** + * Remove the basename from the path. Note that we don't use the basename to filter completions; + * the client is responsible for refining completions. + */ + fragment = ts.getDirectoryPath(fragment); + if (fragment === "") { + fragment = "." + ts.directorySeparator; + } + fragment = ts.ensureTrailingDirectorySeparator(fragment); + var absolutePath = normalizeAndPreserveTrailingSlash(ts.isRootedDiskPath(fragment) ? fragment : ts.combinePaths(scriptPath, fragment)); + var baseDirectory = ts.getDirectoryPath(absolutePath); + var ignoreCase = !(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames()); + if (tryDirectoryExists(host, baseDirectory)) { + // Enumerate the available files if possible + var files = tryReadDirectory(host, baseDirectory, extensions, /*exclude*/ undefined, /*include*/ ["./*"]); + if (files) { + /** + * Multiple file entries might map to the same truncated name once we remove extensions + * (happens iff includeExtensions === false)so we use a set-like data structure. Eg: + * + * both foo.ts and foo.tsx become foo + */ + var foundFiles = ts.createMap(); + for (var _i = 0, files_3 = files; _i < files_3.length; _i++) { + var filePath = files_3[_i]; + filePath = ts.normalizePath(filePath); + if (exclude && ts.comparePaths(filePath, exclude, scriptPath, ignoreCase) === 0 /* EqualTo */) { + continue; + } + var foundFileName = includeExtensions ? ts.getBaseFileName(filePath) : ts.removeFileExtension(ts.getBaseFileName(filePath)); + if (!foundFiles.get(foundFileName)) { + foundFiles.set(foundFileName, true); + } + } + ts.forEachKey(foundFiles, function (foundFile) { + result.push(createCompletionEntryForModule(foundFile, "script" /* scriptElement */, span)); + }); } - if (s in optionNameMap) { - var opt = optionNameMap[s]; - if (opt.isTSConfigOnly) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_specified_in_tsconfig_json_file, opt.name)); + // If possible, get folder completion as well + var directories = tryGetDirectories(host, baseDirectory); + if (directories) { + for (var _a = 0, directories_2 = directories; _a < directories_2.length; _a++) { + var directory = directories_2[_a]; + var directoryName = ts.getBaseFileName(ts.normalizePath(directory)); + result.push(createCompletionEntryForModule(directoryName, "directory" /* directory */, span)); } - else { - // Check to see if no argument was provided (e.g. "--locale" is the last command-line argument). - if (!args[i] && opt.type !== "boolean") { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_expects_an_argument, opt.name)); - } - switch (opt.type) { - case "number": - options[opt.name] = parseInt(args[i]); - i++; - break; - case "boolean": - // boolean flag has optional value true, false, others - var optValue = args[i]; - options[opt.name] = optValue !== "false"; - // consume next argument as boolean flag value - if (optValue === "false" || optValue === "true") { - i++; + } + } + return result; + } + /** + * Check all of the declared modules and those in node modules. Possible sources of modules: + * Modules that are found by the type checker + * Modules found relative to "baseUrl" compliler options (including patterns from "paths" compiler option) + * Modules from node_modules (i.e. those listed in package.json) + * This includes all files that are found in node_modules/moduleName/ with acceptable file extensions + */ + function getCompletionEntriesForNonRelativeModules(fragment, scriptPath, span, compilerOptions, host, typeChecker) { + var baseUrl = compilerOptions.baseUrl, paths = compilerOptions.paths; + var result; + if (baseUrl) { + var fileExtensions = ts.getSupportedExtensions(compilerOptions); + var projectDir = compilerOptions.project || host.getCurrentDirectory(); + var absolute = ts.isRootedDiskPath(baseUrl) ? baseUrl : ts.combinePaths(projectDir, baseUrl); + result = getCompletionEntriesForDirectoryFragment(fragment, ts.normalizePath(absolute), fileExtensions, /*includeExtensions*/ false, span, host); + if (paths) { + for (var path in paths) { + if (paths.hasOwnProperty(path)) { + if (path === "*") { + if (paths[path]) { + for (var _i = 0, _a = paths[path]; _i < _a.length; _i++) { + var pattern = _a[_i]; + for (var _b = 0, _c = getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions, host); _b < _c.length; _b++) { + var match = _c[_b]; + result.push(createCompletionEntryForModule(match, "external module name" /* externalModuleName */, span)); + } + } } - break; - case "string": - options[opt.name] = args[i] || ""; - i++; - break; - case "list": - var result = parseListTypeOption(opt, args[i], errors); - options[opt.name] = result || []; - if (result) { - i++; + } + else if (ts.startsWith(path, fragment)) { + var entry = paths[path] && paths[path].length === 1 && paths[path][0]; + if (entry) { + result.push(createCompletionEntryForModule(path, "external module name" /* externalModuleName */, span)); } - break; - // If not a primitive, the possible types are specified in what is effectively a map of options. - default: - options[opt.name] = parseCustomTypeOption(opt, args[i], errors); - i++; - break; + } + } + } + } + } + else { + result = []; + } + getCompletionEntriesFromTypings(host, compilerOptions, scriptPath, span, result); + for (var _d = 0, _e = enumeratePotentialNonRelativeModules(fragment, scriptPath, compilerOptions, typeChecker, host); _d < _e.length; _d++) { + var moduleName = _e[_d]; + result.push(createCompletionEntryForModule(moduleName, "external module name" /* externalModuleName */, span)); + } + return result; + } + function getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions, host) { + if (host.readDirectory) { + var parsed = ts.hasZeroOrOneAsteriskCharacter(pattern) ? ts.tryParsePattern(pattern) : undefined; + if (parsed) { + // The prefix has two effective parts: the directory path and the base component after the filepath that is not a + // full directory component. For example: directory/path/of/prefix/base* + var normalizedPrefix = normalizeAndPreserveTrailingSlash(parsed.prefix); + var normalizedPrefixDirectory = ts.getDirectoryPath(normalizedPrefix); + var normalizedPrefixBase = ts.getBaseFileName(normalizedPrefix); + var fragmentHasPath = ts.stringContains(fragment, ts.directorySeparator); + // Try and expand the prefix to include any path from the fragment so that we can limit the readDirectory call + var expandedPrefixDirectory = fragmentHasPath ? ts.combinePaths(normalizedPrefixDirectory, normalizedPrefixBase + ts.getDirectoryPath(fragment)) : normalizedPrefixDirectory; + var normalizedSuffix = ts.normalizePath(parsed.suffix); + var baseDirectory = ts.combinePaths(baseUrl, expandedPrefixDirectory); + var completePrefix = fragmentHasPath ? baseDirectory : ts.ensureTrailingDirectorySeparator(baseDirectory) + normalizedPrefixBase; + // If we have a suffix, then we need to read the directory all the way down. We could create a glob + // that encodes the suffix, but we would have to escape the character "?" which readDirectory + // doesn't support. For now, this is safer but slower + var includeGlob = normalizedSuffix ? "**/*" : "./*"; + var matches = tryReadDirectory(host, baseDirectory, fileExtensions, /*exclude*/ undefined, [includeGlob]); + if (matches) { + var result = []; + // Trim away prefix and suffix + for (var _i = 0, matches_1 = matches; _i < matches_1.length; _i++) { + var match = matches_1[_i]; + var normalizedMatch = ts.normalizePath(match); + if (!ts.endsWith(normalizedMatch, normalizedSuffix) || !ts.startsWith(normalizedMatch, completePrefix)) { + continue; + } + var start = completePrefix.length; + var length_7 = normalizedMatch.length - start - normalizedSuffix.length; + result.push(ts.removeFileExtension(normalizedMatch.substr(start, length_7))); + } + return result; + } + } + } + return undefined; + } + function enumeratePotentialNonRelativeModules(fragment, scriptPath, options, typeChecker, host) { + // Check If this is a nested module + var isNestedModule = ts.stringContains(fragment, ts.directorySeparator); + var moduleNameFragment = isNestedModule ? fragment.substr(0, fragment.lastIndexOf(ts.directorySeparator)) : undefined; + // Get modules that the type checker picked up + var ambientModules = ts.map(typeChecker.getAmbientModules(), function (sym) { return ts.stripQuotes(sym.name); }); + var nonRelativeModuleNames = ts.filter(ambientModules, function (moduleName) { return ts.startsWith(moduleName, fragment); }); + // Nested modules of the form "module-name/sub" need to be adjusted to only return the string + // after the last '/' that appears in the fragment because that's where the replacement span + // starts + if (isNestedModule) { + var moduleNameWithSeperator_1 = ts.ensureTrailingDirectorySeparator(moduleNameFragment); + nonRelativeModuleNames = ts.map(nonRelativeModuleNames, function (nonRelativeModuleName) { + return ts.removePrefix(nonRelativeModuleName, moduleNameWithSeperator_1); + }); + } + if (!options.moduleResolution || options.moduleResolution === ts.ModuleResolutionKind.NodeJs) { + for (var _i = 0, _a = enumerateNodeModulesVisibleToScript(host, scriptPath); _i < _a.length; _i++) { + var visibleModule = _a[_i]; + if (!isNestedModule) { + nonRelativeModuleNames.push(visibleModule.moduleName); + } + else if (ts.startsWith(visibleModule.moduleName, moduleNameFragment)) { + var nestedFiles = tryReadDirectory(host, visibleModule.moduleDir, ts.supportedTypeScriptExtensions, /*exclude*/ undefined, /*include*/ ["./*"]); + if (nestedFiles) { + for (var _b = 0, nestedFiles_1 = nestedFiles; _b < nestedFiles_1.length; _b++) { + var f = nestedFiles_1[_b]; + f = ts.normalizePath(f); + var nestedModule = ts.removeFileExtension(ts.getBaseFileName(f)); + nonRelativeModuleNames.push(nestedModule); + } } } } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_compiler_option_0, s)); + } + return ts.deduplicate(nonRelativeModuleNames); + } + function getTripleSlashReferenceCompletion(sourceFile, position, compilerOptions, host) { + var token = ts.getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); + if (!token) { + return undefined; + } + var commentRanges = ts.getLeadingCommentRanges(sourceFile.text, token.pos); + if (!commentRanges || !commentRanges.length) { + return undefined; + } + var range = ts.forEach(commentRanges, function (commentRange) { return position >= commentRange.pos && position <= commentRange.end && commentRange; }); + if (!range) { + return undefined; + } + var completionInfo = { + /** + * We don't want the editor to offer any other completions, such as snippets, inside a comment. + */ + isGlobalCompletion: false, + isMemberCompletion: false, + /** + * The user may type in a path that doesn't yet exist, creating a "new identifier" + * with respect to the collection of identifiers the server is aware of. + */ + isNewIdentifierLocation: true, + entries: [] + }; + var text = sourceFile.text.substr(range.pos, position - range.pos); + var match = tripleSlashDirectiveFragmentRegex.exec(text); + if (match) { + var prefix = match[1]; + var kind = match[2]; + var toComplete = match[3]; + var scriptPath = ts.getDirectoryPath(sourceFile.path); + if (kind === "path") { + // Give completions for a relative path + var span_10 = getDirectoryFragmentTextSpan(toComplete, range.pos + prefix.length); + completionInfo.entries = getCompletionEntriesForDirectoryFragment(toComplete, scriptPath, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ true, span_10, host, sourceFile.path); + } + else { + // Give completions based on the typings available + var span_11 = { start: range.pos + prefix.length, length: match[0].length - prefix.length }; + completionInfo.entries = getCompletionEntriesFromTypings(host, compilerOptions, scriptPath, span_11); + } + } + return completionInfo; + } + PathCompletions.getTripleSlashReferenceCompletion = getTripleSlashReferenceCompletion; + function getCompletionEntriesFromTypings(host, options, scriptPath, span, result) { + if (result === void 0) { result = []; } + // Check for typings specified in compiler options + if (options.types) { + for (var _i = 0, _a = options.types; _i < _a.length; _i++) { + var moduleName = _a[_i]; + result.push(createCompletionEntryForModule(moduleName, "external module name" /* externalModuleName */, span)); + } + } + else if (host.getDirectories) { + var typeRoots = void 0; + try { + // Wrap in try catch because getEffectiveTypeRoots touches the filesystem + typeRoots = ts.getEffectiveTypeRoots(options, host); + } + catch (e) { } + if (typeRoots) { + for (var _b = 0, typeRoots_2 = typeRoots; _b < typeRoots_2.length; _b++) { + var root = typeRoots_2[_b]; + getCompletionEntriesFromDirectories(host, root, span, result); + } + } + } + if (host.getDirectories) { + // Also get all @types typings installed in visible node_modules directories + for (var _c = 0, _d = findPackageJsons(scriptPath, host); _c < _d.length; _c++) { + var packageJson = _d[_c]; + var typesDir = ts.combinePaths(ts.getDirectoryPath(packageJson), "node_modules/@types"); + getCompletionEntriesFromDirectories(host, typesDir, span, result); + } + } + return result; + } + function getCompletionEntriesFromDirectories(host, directory, span, result) { + if (host.getDirectories && tryDirectoryExists(host, directory)) { + var directories = tryGetDirectories(host, directory); + if (directories) { + for (var _i = 0, directories_3 = directories; _i < directories_3.length; _i++) { + var typeDirectory = directories_3[_i]; + typeDirectory = ts.normalizePath(typeDirectory); + result.push(createCompletionEntryForModule(ts.getBaseFileName(typeDirectory), "external module name" /* externalModuleName */, span)); + } + } + } + } + function findPackageJsons(currentDir, host) { + var paths = []; + var currentConfigPath; + while (true) { + currentConfigPath = ts.findConfigFile(currentDir, function (f) { return tryFileExists(host, f); }, "package.json"); + if (currentConfigPath) { + paths.push(currentConfigPath); + currentDir = ts.getDirectoryPath(currentConfigPath); + var parent = ts.getDirectoryPath(currentDir); + if (currentDir === parent) { + break; + } + currentDir = parent; + } + else { + break; + } + } + return paths; + } + function enumerateNodeModulesVisibleToScript(host, scriptPath) { + var result = []; + if (host.readFile && host.fileExists) { + for (var _i = 0, _a = findPackageJsons(scriptPath, host); _i < _a.length; _i++) { + var packageJson = _a[_i]; + var contents = tryReadingPackageJson(packageJson); + if (!contents) { + return; + } + var nodeModulesDir = ts.combinePaths(ts.getDirectoryPath(packageJson), "node_modules"); + var foundModuleNames = []; + // Provide completions for all non @types dependencies + for (var _b = 0, nodeModulesDependencyKeys_1 = nodeModulesDependencyKeys; _b < nodeModulesDependencyKeys_1.length; _b++) { + var key = nodeModulesDependencyKeys_1[_b]; + addPotentialPackageNames(contents[key], foundModuleNames); + } + for (var _c = 0, foundModuleNames_1 = foundModuleNames; _c < foundModuleNames_1.length; _c++) { + var moduleName = foundModuleNames_1[_c]; + var moduleDir = ts.combinePaths(nodeModulesDir, moduleName); + result.push({ + moduleName: moduleName, + moduleDir: moduleDir + }); + } + } + } + return result; + function tryReadingPackageJson(filePath) { + try { + var fileText = tryReadFile(host, filePath); + return fileText ? JSON.parse(fileText) : undefined; + } + catch (e) { + return undefined; } } - else { - fileNames.push(s); + function addPotentialPackageNames(dependencies, result) { + if (dependencies) { + for (var dep in dependencies) { + if (dependencies.hasOwnProperty(dep) && !ts.startsWith(dep, "@types/")) { + result.push(dep); + } + } + } } } - } - function parseResponseFile(fileName) { - var text = readFile ? readFile(fileName) : ts.sys.readFile(fileName); - if (!text) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_not_found, fileName)); - return; + function createCompletionEntryForModule(name, kind, replacementSpan) { + return { name: name, kind: kind, kindModifiers: "" /* none */, sortText: name, replacementSpan: replacementSpan }; } - var args = []; - var pos = 0; - while (true) { - while (pos < text.length && text.charCodeAt(pos) <= 32 /* space */) - pos++; - if (pos >= text.length) - break; - var start = pos; - if (text.charCodeAt(start) === 34 /* doubleQuote */) { - pos++; - while (pos < text.length && text.charCodeAt(pos) !== 34 /* doubleQuote */) - pos++; - if (pos < text.length) { - args.push(text.substring(start + 1, pos)); - pos++; - } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unterminated_quoted_string_in_response_file_0, fileName)); - } - } - else { - while (text.charCodeAt(pos) > 32 /* space */) - pos++; - args.push(text.substring(start, pos)); + // Replace everything after the last directory seperator that appears + function getDirectoryFragmentTextSpan(text, textStart) { + var index = text.lastIndexOf(ts.directorySeparator); + var offset = index !== -1 ? index + 1 : 0; + return { start: textStart + offset, length: text.length - offset }; + } + // Returns true if the path is explicitly relative to the script (i.e. relative to . or ..) + function isPathRelativeToScript(path) { + if (path && path.length >= 2 && path.charCodeAt(0) === 46 /* dot */) { + var slashIndex = path.length >= 3 && path.charCodeAt(1) === 46 /* dot */ ? 2 : 1; + var slashCharCode = path.charCodeAt(slashIndex); + return slashCharCode === 47 /* slash */ || slashCharCode === 92 /* backslash */; } + return false; } - parseStrings(args); - } - } - ts.parseCommandLine = parseCommandLine; - /** - * Read tsconfig.json file - * @param fileName The path to the config file - */ - function readConfigFile(fileName, readFile) { - var text = ""; - try { - text = readFile(fileName); - } - catch (e) { - return { error: ts.createCompilerDiagnostic(ts.Diagnostics.Cannot_read_file_0_Colon_1, fileName, e.message) }; - } - return parseConfigFileTextToJson(fileName, text); - } - ts.readConfigFile = readConfigFile; - /** - * Parse the text of the tsconfig.json file - * @param fileName The path to the config file - * @param jsonText The text of the config file - */ - function parseConfigFileTextToJson(fileName, jsonText, stripComments) { - if (stripComments === void 0) { stripComments = true; } - try { - var jsonTextToParse = stripComments ? removeComments(jsonText) : jsonText; - return { config: /\S/.test(jsonTextToParse) ? JSON.parse(jsonTextToParse) : {} }; - } - catch (e) { - return { error: ts.createCompilerDiagnostic(ts.Diagnostics.Failed_to_parse_file_0_Colon_1, fileName, e.message) }; - } - } - ts.parseConfigFileTextToJson = parseConfigFileTextToJson; - /** - * Generate tsconfig configuration when running command line "--init" - * @param options commandlineOptions to be generated into tsconfig.json - * @param fileNames array of filenames to be generated into tsconfig.json - */ - /* @internal */ - function generateTSConfig(options, fileNames) { - var compilerOptions = ts.extend(options, ts.defaultInitCompilerOptions); - var configurations = { - compilerOptions: serializeCompilerOptions(compilerOptions) - }; - if (fileNames && fileNames.length) { - // only set the files property if we have at least one file - configurations.files = fileNames; - } - return configurations; - function getCustomTypeMapOfCommandLineOption(optionDefinition) { - if (optionDefinition.type === "string" || optionDefinition.type === "number" || optionDefinition.type === "boolean") { - // this is of a type CommandLineOptionOfPrimitiveType - return undefined; + function normalizeAndPreserveTrailingSlash(path) { + return ts.hasTrailingDirectorySeparator(path) ? ts.ensureTrailingDirectorySeparator(ts.normalizePath(path)) : ts.normalizePath(path); } - else if (optionDefinition.type === "list") { - return getCustomTypeMapOfCommandLineOption(optionDefinition.element); + /** + * Matches a triple slash reference directive with an incomplete string literal for its path. Used + * to determine if the caret is currently within the string literal and capture the literal fragment + * for completions. + * For example, this matches + * + * /// +/* @internal */ +var ts; +(function (ts) { + var Completions; + (function (Completions) { + var KeywordCompletionFilters; + (function (KeywordCompletionFilters) { + KeywordCompletionFilters[KeywordCompletionFilters["None"] = 0] = "None"; + KeywordCompletionFilters[KeywordCompletionFilters["ClassElementKeywords"] = 1] = "ClassElementKeywords"; + KeywordCompletionFilters[KeywordCompletionFilters["ConstructorParameterKeywords"] = 2] = "ConstructorParameterKeywords"; + })(KeywordCompletionFilters || (KeywordCompletionFilters = {})); + function getCompletionsAtPosition(host, typeChecker, log, compilerOptions, sourceFile, position, allSourceFiles) { + if (ts.isInReferenceComment(sourceFile, position)) { + return Completions.PathCompletions.getTripleSlashReferenceCompletion(sourceFile, position, compilerOptions, host); } - } - return output; - } - /** - * Parse the contents of a config file (tsconfig.json). - * @param json The contents of the config file to parse - * @param host Instance of ParseConfigHost used to enumerate files in folder. - * @param basePath A root directory to resolve relative path entries in the config - * file to. e.g. outDir - */ - function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { - if (existingOptions === void 0) { existingOptions = {}; } - if (resolutionStack === void 0) { resolutionStack = []; } - if (extraFileExtensions === void 0) { extraFileExtensions = []; } - var errors = []; - var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames); - var resolvedPath = ts.toPath(configFileName || "", basePath, getCanonicalFileName); - if (resolutionStack.indexOf(resolvedPath) >= 0) { - return { - options: {}, - fileNames: [], - typeAcquisition: {}, - raw: json, - errors: [ts.createCompilerDiagnostic(ts.Diagnostics.Circularity_detected_while_resolving_configuration_Colon_0, resolutionStack.concat([resolvedPath]).join(" -> "))], - wildcardDirectories: {} - }; - } - var options = convertCompilerOptionsFromJsonWorker(json["compilerOptions"], basePath, errors, configFileName); - // typingOptions has been deprecated and is only supported for backward compatibility purposes. - // It should be removed in future releases - use typeAcquisition instead. - var jsonOptions = json["typeAcquisition"] || json["typingOptions"]; - var typeAcquisition = convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName); - if (json["extends"]) { - var _a = [undefined, undefined, undefined, {}], include = _a[0], exclude = _a[1], files = _a[2], baseOptions = _a[3]; - if (typeof json["extends"] === "string") { - _b = (tryExtendsName(json["extends"]) || [include, exclude, files, baseOptions]), include = _b[0], exclude = _b[1], files = _b[2], baseOptions = _b[3]; + if (ts.isInString(sourceFile, position)) { + return getStringLiteralCompletionEntries(sourceFile, position, typeChecker, compilerOptions, host, log); } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "extends", "string")); + var completionData = getCompletionData(typeChecker, log, sourceFile, position, allSourceFiles); + if (!completionData) { + return undefined; + } + var symbols = completionData.symbols, isGlobalCompletion = completionData.isGlobalCompletion, isMemberCompletion = completionData.isMemberCompletion, allowStringLiteral = completionData.allowStringLiteral, isNewIdentifierLocation = completionData.isNewIdentifierLocation, location = completionData.location, request = completionData.request, keywordFilters = completionData.keywordFilters, symbolToOriginInfoMap = completionData.symbolToOriginInfoMap; + if (sourceFile.languageVariant === 1 /* JSX */ && + location && location.parent && location.parent.kind === 252 /* JsxClosingElement */) { + // In the TypeScript JSX element, if such element is not defined. When users query for completion at closing tag, + // instead of simply giving unknown value, the completion will return the tag-name of an associated opening-element. + // For example: + // var x =
completion list at "1" will contain "div" with type any + var tagName = location.parent.parent.openingElement.tagName; + return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: false, + entries: [{ + name: tagName.getFullText(), + kind: "class" /* classElement */, + kindModifiers: undefined, + sortText: "0", + }] }; + } + if (request) { + var entries_2 = request.kind === "JsDocTagName" + // If the current position is a jsDoc tag name, only tag names should be provided for completion + ? ts.JsDoc.getJSDocTagNameCompletions() + : request.kind === "JsDocTag" + // If the current position is a jsDoc tag, only tags should be provided for completion + ? ts.JsDoc.getJSDocTagCompletions() + : ts.JsDoc.getJSDocParameterNameCompletions(request.tag); + return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: entries_2 }; } - if (include && !json["include"]) { - json["include"] = include; + var entries = []; + if (ts.isSourceFileJavaScript(sourceFile)) { + var uniqueNames = getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true, typeChecker, compilerOptions.target, log, allowStringLiteral, symbolToOriginInfoMap); + getJavaScriptCompletionEntries(sourceFile, location.pos, uniqueNames, compilerOptions.target, entries); } - if (exclude && !json["exclude"]) { - json["exclude"] = exclude; + else { + if ((!symbols || symbols.length === 0) && keywordFilters === 0 /* None */) { + return undefined; + } + getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true, typeChecker, compilerOptions.target, log, allowStringLiteral, symbolToOriginInfoMap); } - if (files && !json["files"]) { - json["files"] = files; + // TODO add filter for keyword based on type/value/namespace and also location + // Add all keywords if + // - this is not a member completion list (all the keywords) + // - other filters are enabled in required scenario so add those keywords + if (keywordFilters !== 0 /* None */ || !isMemberCompletion) { + ts.addRange(entries, getKeywordCompletions(keywordFilters)); } - options = ts.assign({}, baseOptions, options); + return { isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, isNewIdentifierLocation: isNewIdentifierLocation, entries: entries }; } - options = ts.extend(existingOptions, options); - options.configFilePath = configFileName; - var _c = getFileNames(errors), fileNames = _c.fileNames, wildcardDirectories = _c.wildcardDirectories; - var compileOnSave = convertCompileOnSaveOptionFromJson(json, basePath, errors); - return { - options: options, - fileNames: fileNames, - typeAcquisition: typeAcquisition, - raw: json, - errors: errors, - wildcardDirectories: wildcardDirectories, - compileOnSave: compileOnSave - }; - function tryExtendsName(extendedConfig) { - // If the path isn't a rooted or relative path, don't try to resolve it (we reserve the right to special case module-id like paths in the future) - if (!(ts.isRootedDiskPath(extendedConfig) || ts.startsWith(ts.normalizeSlashes(extendedConfig), "./") || ts.startsWith(ts.normalizeSlashes(extendedConfig), "../"))) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not, extendedConfig)); - return; - } - var extendedConfigPath = ts.toPath(extendedConfig, basePath, getCanonicalFileName); - if (!host.fileExists(extendedConfigPath) && !ts.endsWith(extendedConfigPath, ".json")) { - extendedConfigPath = extendedConfigPath + ".json"; - if (!host.fileExists(extendedConfigPath)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_0_does_not_exist, extendedConfig)); + Completions.getCompletionsAtPosition = getCompletionsAtPosition; + function getJavaScriptCompletionEntries(sourceFile, position, uniqueNames, target, entries) { + ts.getNameTable(sourceFile).forEach(function (pos, name) { + // Skip identifiers produced only from the current location + if (pos === position) { return; } - } - var extendedResult = readConfigFile(extendedConfigPath, function (path) { return host.readFile(path); }); - if (extendedResult.error) { - errors.push(extendedResult.error); - return; - } - var extendedDirname = ts.getDirectoryPath(extendedConfigPath); - var relativeDifference = ts.convertToRelativePath(extendedDirname, basePath, getCanonicalFileName); - var updatePath = function (path) { return ts.isRootedDiskPath(path) ? path : ts.combinePaths(relativeDifference, path); }; - // Merge configs (copy the resolution stack so it is never reused between branches in potential diamond-problem scenarios) - var result = parseJsonConfigFileContent(extendedResult.config, host, extendedDirname, /*existingOptions*/ undefined, ts.getBaseFileName(extendedConfigPath), resolutionStack.concat([resolvedPath])); - errors.push.apply(errors, result.errors); - var _a = ts.map(["include", "exclude", "files"], function (key) { - if (!json[key] && extendedResult.config[key]) { - return ts.map(extendedResult.config[key], updatePath); + var realName = ts.unescapeLeadingUnderscores(name); + if (uniqueNames.has(realName)) { + return; } - }), include = _a[0], exclude = _a[1], files = _a[2]; - return [include, exclude, files, result.options]; + uniqueNames.set(realName, true); + var displayName = getCompletionEntryDisplayName(realName, target, /*performCharacterChecks*/ true, /*allowStringLiteral*/ false); + if (displayName) { + entries.push({ + name: displayName, + kind: "warning" /* warning */, + kindModifiers: "", + sortText: "1" + }); + } + }); + } + function createCompletionEntry(symbol, location, performCharacterChecks, typeChecker, target, allowStringLiteral, origin) { + // Try to get a valid display name for this symbol, if we could not find one, then ignore it. + // We would like to only show things that can be added after a dot, so for instance numeric properties can + // not be accessed with a dot (a.1 <- invalid) + var displayName = getCompletionEntryDisplayNameForSymbol(symbol, target, performCharacterChecks, allowStringLiteral); + if (!displayName) { + return undefined; + } + // TODO(drosen): Right now we just permit *all* semantic meanings when calling + // 'getSymbolKind' which is permissible given that it is backwards compatible; but + // really we should consider passing the meaning for the node so that we don't report + // that a suggestion for a value is an interface. We COULD also just do what + // 'getSymbolModifiers' does, which is to use the first declaration. + // Use a 'sortText' of 0' so that all symbol completion entries come before any other + // entries (like JavaScript identifier entries). + return { + name: displayName, + kind: ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, location), + kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), + sortText: "0", + source: getSourceFromOrigin(origin), + hasAction: origin === undefined ? undefined : true, + }; + } + function getSourceFromOrigin(origin) { + return origin && ts.stripQuotes(origin.moduleSymbol.name); } - function getFileNames(errors) { - var fileNames; - if (ts.hasProperty(json, "files")) { - if (ts.isArray(json["files"])) { - fileNames = json["files"]; - if (fileNames.length === 0) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.The_files_list_in_config_file_0_is_empty, configFileName || "tsconfig.json")); + function getCompletionEntriesFromSymbols(symbols, entries, location, performCharacterChecks, typeChecker, target, log, allowStringLiteral, symbolToOriginInfoMap) { + var start = ts.timestamp(); + // Tracks unique names. + // We don't set this for global variables or completions from external module exports, because we can have multiple of those. + // Based on the order we add things we will always see locals first, then globals, then module exports. + // So adding a completion for a local will prevent us from adding completions for external module exports sharing the same name. + var uniques = ts.createMap(); + if (symbols) { + for (var _i = 0, symbols_5 = symbols; _i < symbols_5.length; _i++) { + var symbol = symbols_5[_i]; + var origin = symbolToOriginInfoMap ? symbolToOriginInfoMap[ts.getSymbolId(symbol)] : undefined; + var entry = createCompletionEntry(symbol, location, performCharacterChecks, typeChecker, target, allowStringLiteral, origin); + if (!entry) { + continue; } - } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "files", "Array")); + var name = entry.name; + if (uniques.has(name)) { + continue; + } + // Latter case tests whether this is a global variable. + if (!origin && !(symbol.parent === undefined && !ts.some(symbol.declarations, function (d) { return d.getSourceFile() === location.getSourceFile(); }))) { + uniques.set(name, true); + } + entries.push(entry); } } - var includeSpecs; - if (ts.hasProperty(json, "include")) { - if (ts.isArray(json["include"])) { - includeSpecs = json["include"]; - } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "include", "Array")); - } + log("getCompletionsAtPosition: getCompletionEntriesFromSymbols: " + (ts.timestamp() - start)); + return uniques; + } + function getStringLiteralCompletionEntries(sourceFile, position, typeChecker, compilerOptions, host, log) { + var node = ts.findPrecedingToken(position, sourceFile); + if (!node || node.kind !== 9 /* StringLiteral */) { + return undefined; } - var excludeSpecs; - if (ts.hasProperty(json, "exclude")) { - if (ts.isArray(json["exclude"])) { - excludeSpecs = json["exclude"]; - } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, "exclude", "Array")); - } + if (node.parent.kind === 261 /* PropertyAssignment */ && + node.parent.parent.kind === 178 /* ObjectLiteralExpression */ && + node.parent.name === node) { + // Get quoted name of properties of the object literal expression + // i.e. interface ConfigFiles { + // 'jspm:dev': string + // } + // let files: ConfigFiles = { + // '/*completion position*/' + // } + // + // function foo(c: ConfigFiles) {} + // foo({ + // '/*completion position*/' + // }); + return getStringLiteralCompletionEntriesFromPropertyAssignment(node.parent, typeChecker, compilerOptions.target, log); + } + else if (ts.isElementAccessExpression(node.parent) && node.parent.argumentExpression === node) { + // Get all names of properties on the expression + // i.e. interface A { + // 'prop1': string + // } + // let a: A; + // a['/*completion position*/'] + return getStringLiteralCompletionEntriesFromElementAccess(node.parent, typeChecker, compilerOptions.target, log); + } + else if (node.parent.kind === 238 /* ImportDeclaration */ || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node) || ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false)) { + // Get all known external module names or complete a path to a module + // i.e. import * as ns from "/*completion position*/"; + // import x = require("/*completion position*/"); + // var y = require("/*completion position*/"); + return Completions.PathCompletions.getStringLiteralCompletionEntriesFromModuleNames(node, compilerOptions, host, typeChecker); + } + else if (isEqualityExpression(node.parent)) { + // Get completions from the type of the other operand + // i.e. switch (a) { + // case '/*completion position*/' + // } + return getStringLiteralCompletionEntriesFromType(typeChecker.getTypeAtLocation(node.parent.left === node ? node.parent.right : node.parent.left), typeChecker); } - else if (ts.hasProperty(json, "excludes")) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Unknown_option_excludes_Did_you_mean_exclude)); + else if (ts.isCaseOrDefaultClause(node.parent)) { + // Get completions from the type of the switch expression + // i.e. x === '/*completion position' + return getStringLiteralCompletionEntriesFromType(typeChecker.getTypeAtLocation(node.parent.parent.parent.expression), typeChecker); } else { - // If no includes were specified, exclude common package folders and the outDir - excludeSpecs = includeSpecs ? [] : ["node_modules", "bower_components", "jspm_packages"]; - var outDir = json["compilerOptions"] && json["compilerOptions"]["outDir"]; - if (outDir) { - excludeSpecs.push(outDir); + var argumentInfo = ts.SignatureHelp.getImmediatelyContainingArgumentInfo(node, position, sourceFile); + if (argumentInfo) { + // Get string literal completions from specialized signatures of the target + // i.e. declare function f(a: 'A'); + // f("/*completion position*/") + return getStringLiteralCompletionEntriesFromCallExpression(argumentInfo, typeChecker); } + // Get completion for string literal from string literal type + // i.e. var x: "hi" | "hello" = "/*completion position*/" + return getStringLiteralCompletionEntriesFromType(typeChecker.getContextualType(node), typeChecker); } - if (fileNames === undefined && includeSpecs === undefined) { - includeSpecs = ["**/*"]; - } - var result = matchFileNames(fileNames, includeSpecs, excludeSpecs, basePath, options, host, errors, extraFileExtensions); - if (result.fileNames.length === 0 && !ts.hasProperty(json, "files") && resolutionStack.length === 0) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2, configFileName || "tsconfig.json", JSON.stringify(includeSpecs || []), JSON.stringify(excludeSpecs || []))); + } + function getStringLiteralCompletionEntriesFromPropertyAssignment(element, typeChecker, target, log) { + var type = typeChecker.getContextualType(element.parent); + var entries = []; + if (type) { + getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, element, /*performCharacterChecks*/ false, typeChecker, target, log, /*allowStringLiteral*/ true); + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; + } } - return result; } - var _b; - } - ts.parseJsonConfigFileContent = parseJsonConfigFileContent; - function convertCompileOnSaveOptionFromJson(jsonOption, basePath, errors) { - if (!ts.hasProperty(jsonOption, ts.compileOnSaveCommandLineOption.name)) { - return false; + function getStringLiteralCompletionEntriesFromCallExpression(argumentInfo, typeChecker) { + var candidates = []; + var entries = []; + var uniques = ts.createMap(); + typeChecker.getResolvedSignature(argumentInfo.invocation, candidates, argumentInfo.argumentCount); + for (var _i = 0, candidates_1 = candidates; _i < candidates_1.length; _i++) { + var candidate = candidates_1[_i]; + addStringLiteralCompletionsFromType(typeChecker.getParameterType(candidate, argumentInfo.argumentIndex), entries, typeChecker, uniques); + } + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: true, entries: entries }; + } + return undefined; } - var result = convertJsonOption(ts.compileOnSaveCommandLineOption, jsonOption["compileOnSave"], basePath, errors); - if (typeof result === "boolean" && result) { - return result; + function getStringLiteralCompletionEntriesFromElementAccess(node, typeChecker, target, log) { + var type = typeChecker.getTypeAtLocation(node.expression); + var entries = []; + if (type) { + getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, node, /*performCharacterChecks*/ false, typeChecker, target, log, /*allowStringLiteral*/ true); + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; + } + } + return undefined; } - return false; - } - ts.convertCompileOnSaveOptionFromJson = convertCompileOnSaveOptionFromJson; - function convertCompilerOptionsFromJson(jsonOptions, basePath, configFileName) { - var errors = []; - var options = convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName); - return { options: options, errors: errors }; - } - ts.convertCompilerOptionsFromJson = convertCompilerOptionsFromJson; - function convertTypeAcquisitionFromJson(jsonOptions, basePath, configFileName) { - var errors = []; - var options = convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName); - return { options: options, errors: errors }; - } - ts.convertTypeAcquisitionFromJson = convertTypeAcquisitionFromJson; - function convertCompilerOptionsFromJsonWorker(jsonOptions, basePath, errors, configFileName) { - var options = ts.getBaseFileName(configFileName) === "jsconfig.json" - ? { allowJs: true, maxNodeModuleJsDepth: 2, allowSyntheticDefaultImports: true, skipLibCheck: true } - : {}; - convertOptionsFromJson(ts.optionDeclarations, jsonOptions, basePath, options, ts.Diagnostics.Unknown_compiler_option_0, errors); - return options; - } - function convertTypeAcquisitionFromJsonWorker(jsonOptions, basePath, errors, configFileName) { - var options = { enable: ts.getBaseFileName(configFileName) === "jsconfig.json", include: [], exclude: [] }; - var typeAcquisition = convertEnableAutoDiscoveryToEnable(jsonOptions); - convertOptionsFromJson(ts.typeAcquisitionDeclarations, typeAcquisition, basePath, options, ts.Diagnostics.Unknown_type_acquisition_option_0, errors); - return options; - } - function convertOptionsFromJson(optionDeclarations, jsonOptions, basePath, defaultOptions, diagnosticMessage, errors) { - if (!jsonOptions) { - return; + function getStringLiteralCompletionEntriesFromType(type, typeChecker) { + if (type) { + var entries = []; + addStringLiteralCompletionsFromType(type, entries, typeChecker); + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: entries }; + } + } + return undefined; } - var optionNameMap = ts.arrayToMap(optionDeclarations, function (opt) { return opt.name; }); - for (var id in jsonOptions) { - if (id in optionNameMap) { - var opt = optionNameMap[id]; - defaultOptions[opt.name] = convertJsonOption(opt, jsonOptions[id], basePath, errors); + function addStringLiteralCompletionsFromType(type, result, typeChecker, uniques) { + if (uniques === void 0) { uniques = ts.createMap(); } + if (type && type.flags & 16384 /* TypeParameter */) { + type = typeChecker.getBaseConstraintOfType(type); } - else { - errors.push(ts.createCompilerDiagnostic(diagnosticMessage, id)); + if (!type) { + return; } - } - } - function convertJsonOption(opt, value, basePath, errors) { - var optType = opt.type; - var expectedType = typeof optType === "string" ? optType : "string"; - if (optType === "list" && ts.isArray(value)) { - return convertJsonOptionOfListType(opt, value, basePath, errors); - } - else if (typeof value === expectedType) { - if (typeof optType !== "string") { - return convertJsonOptionOfCustomType(opt, value, errors); + if (type.flags & 65536 /* Union */) { + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var t = _a[_i]; + addStringLiteralCompletionsFromType(t, result, typeChecker, uniques); + } } - else { - if (opt.isFilePath) { - value = ts.normalizePath(ts.combinePaths(basePath, value)); - if (value === "") { - value = "."; - } + else if (type.flags & 32 /* StringLiteral */ && !(type.flags & 256 /* EnumLiteral */)) { + var name = type.value; + if (!uniques.has(name)) { + uniques.set(name, true); + result.push({ + name: name, + kindModifiers: "" /* none */, + kind: "var" /* variableElement */, + sortText: "0" + }); } } - return value; - } - else { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Compiler_option_0_requires_a_value_of_type_1, opt.name, expectedType)); } - } - function convertJsonOptionOfCustomType(opt, value, errors) { - var key = value.toLowerCase(); - if (key in opt.type) { - return opt.type[key]; + function getSymbolCompletionFromEntryId(typeChecker, log, compilerOptions, sourceFile, position, _a, allSourceFiles) { + var name = _a.name, source = _a.source; + var completionData = getCompletionData(typeChecker, log, sourceFile, position, allSourceFiles); + if (!completionData) { + return undefined; + } + var symbols = completionData.symbols, location = completionData.location, allowStringLiteral = completionData.allowStringLiteral, symbolToOriginInfoMap = completionData.symbolToOriginInfoMap; + // Find the symbol with the matching entry name. + // We don't need to perform character checks here because we're only comparing the + // name against 'entryName' (which is known to be good), not building a new + // completion entry. + var symbol = ts.find(symbols, function (s) { + return getCompletionEntryDisplayNameForSymbol(s, compilerOptions.target, /*performCharacterChecks*/ false, allowStringLiteral) === name + && getSourceFromOrigin(symbolToOriginInfoMap[ts.getSymbolId(s)]) === source; + }); + return symbol && { symbol: symbol, location: location, symbolToOriginInfoMap: symbolToOriginInfoMap }; } - else { - errors.push(createCompilerDiagnosticForInvalidCustomType(opt)); + function getCompletionEntryDetails(typeChecker, log, compilerOptions, sourceFile, position, entryId, allSourceFiles, host, rulesProvider) { + var name = entryId.name, source = entryId.source; + // Compute all the completion symbols again. + var symbolCompletion = getSymbolCompletionFromEntryId(typeChecker, log, compilerOptions, sourceFile, position, entryId, allSourceFiles); + if (symbolCompletion) { + var symbol = symbolCompletion.symbol, location = symbolCompletion.location, symbolToOriginInfoMap = symbolCompletion.symbolToOriginInfoMap; + var codeActions = getCompletionEntryCodeActions(symbolToOriginInfoMap, symbol, typeChecker, host, compilerOptions, sourceFile, rulesProvider); + var kindModifiers = ts.SymbolDisplay.getSymbolModifiers(symbol); + var _a = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, location, location, 7 /* All */), displayParts = _a.displayParts, documentation = _a.documentation, symbolKind = _a.symbolKind, tags = _a.tags; + return { name: name, kindModifiers: kindModifiers, kind: symbolKind, displayParts: displayParts, documentation: documentation, tags: tags, codeActions: codeActions, source: source === undefined ? undefined : [ts.textPart(source)] }; + } + // Didn't find a symbol with this name. See if we can find a keyword instead. + if (source === undefined && ts.some(getKeywordCompletions(0 /* None */), function (c) { return c.name === name; })) { + return { + name: name, + kind: "keyword" /* keyword */, + kindModifiers: "" /* none */, + displayParts: [ts.displayPart(name, ts.SymbolDisplayPartKind.keyword)], + documentation: undefined, + tags: undefined, + codeActions: undefined, + source: undefined, + }; + } + return undefined; } - } - function convertJsonOptionOfListType(option, values, basePath, errors) { - return ts.filter(ts.map(values, function (v) { return convertJsonOption(option.element, v, basePath, errors); }), function (v) { return !!v; }); - } - function trimString(s) { - return typeof s.trim === "function" ? s.trim() : s.replace(/^[\s]+|[\s]+$/g, ""); - } - /** - * Tests for a path that ends in a recursive directory wildcard. - * Matches **, \**, **\, and \**\, but not a**b. - * - * NOTE: used \ in place of / above to avoid issues with multiline comments. - * - * Breakdown: - * (^|\/) # matches either the beginning of the string or a directory separator. - * \*\* # matches the recursive directory wildcard "**". - * \/?$ # matches an optional trailing directory separator at the end of the string. - */ - var invalidTrailingRecursionPattern = /(^|\/)\*\*\/?$/; - /** - * Tests for a path with multiple recursive directory wildcards. - * Matches **\** and **\a\**, but not **\a**b. - * - * NOTE: used \ in place of / above to avoid issues with multiline comments. - * - * Breakdown: - * (^|\/) # matches either the beginning of the string or a directory separator. - * \*\*\/ # matches a recursive directory wildcard "**" followed by a directory separator. - * (.*\/)? # optionally matches any number of characters followed by a directory separator. - * \*\* # matches a recursive directory wildcard "**" - * ($|\/) # matches either the end of the string or a directory separator. - */ - var invalidMultipleRecursionPatterns = /(^|\/)\*\*\/(.*\/)?\*\*($|\/)/; - /** - * Tests for a path where .. appears after a recursive directory wildcard. - * Matches **\..\*, **\a\..\*, and **\.., but not ..\**\* - * - * NOTE: used \ in place of / above to avoid issues with multiline comments. - * - * Breakdown: - * (^|\/) # matches either the beginning of the string or a directory separator. - * \*\*\/ # matches a recursive directory wildcard "**" followed by a directory separator. - * (.*\/)? # optionally matches any number of characters followed by a directory separator. - * \.\. # matches a parent directory path component ".." - * ($|\/) # matches either the end of the string or a directory separator. - */ - var invalidDotDotAfterRecursiveWildcardPattern = /(^|\/)\*\*\/(.*\/)?\.\.($|\/)/; - /** - * Tests for a path containing a wildcard character in a directory component of the path. - * Matches \*\, \?\, and \a*b\, but not \a\ or \a\*. - * - * NOTE: used \ in place of / above to avoid issues with multiline comments. - * - * Breakdown: - * \/ # matches a directory separator. - * [^/]*? # matches any number of characters excluding directory separators (non-greedy). - * [*?] # matches either a wildcard character (* or ?) - * [^/]* # matches any number of characters excluding directory separators (greedy). - * \/ # matches a directory separator. - */ - var watchRecursivePattern = /\/[^/]*?[*?][^/]*\//; - /** - * Matches the portion of a wildcard path that does not contain wildcards. - * Matches \a of \a\*, or \a\b\c of \a\b\c\?\d. - * - * NOTE: used \ in place of / above to avoid issues with multiline comments. - * - * Breakdown: - * ^ # matches the beginning of the string - * [^*?]* # matches any number of non-wildcard characters - * (?=\/[^/]*[*?]) # lookahead that matches a directory separator followed by - * # a path component that contains at least one wildcard character (* or ?). - */ - var wildcardDirectoryPattern = /^[^*?]*(?=\/[^/]*[*?])/; - /** - * Expands an array of file specifications. - * - * @param fileNames The literal file names to include. - * @param include The wildcard file specifications to include. - * @param exclude The wildcard file specifications to exclude. - * @param basePath The base path for any relative file specifications. - * @param options Compiler options. - * @param host The host used to resolve files and directories. - * @param errors An array for diagnostic reporting. - */ - function matchFileNames(fileNames, include, exclude, basePath, options, host, errors, extraFileExtensions) { - basePath = ts.normalizePath(basePath); - // The exclude spec list is converted into a regular expression, which allows us to quickly - // test whether a file or directory should be excluded before recursively traversing the - // file system. - var keyMapper = host.useCaseSensitiveFileNames ? caseSensitiveKeyMapper : caseInsensitiveKeyMapper; - // Literal file names (provided via the "files" array in tsconfig.json) are stored in a - // file map with a possibly case insensitive key. We use this map later when when including - // wildcard paths. - var literalFileMap = ts.createMap(); - // Wildcard paths (provided via the "includes" array in tsconfig.json) are stored in a - // file map with a possibly case insensitive key. We use this map to store paths matched - // via wildcard, and to handle extension priority. - var wildcardFileMap = ts.createMap(); - if (include) { - include = validateSpecs(include, errors, /*allowTrailingRecursion*/ false); + Completions.getCompletionEntryDetails = getCompletionEntryDetails; + function getCompletionEntryCodeActions(symbolToOriginInfoMap, symbol, checker, host, compilerOptions, sourceFile, rulesProvider) { + var symbolOriginInfo = symbolToOriginInfoMap[ts.getSymbolId(symbol)]; + if (!symbolOriginInfo) { + return undefined; + } + var moduleSymbol = symbolOriginInfo.moduleSymbol, isDefaultExport = symbolOriginInfo.isDefaultExport; + return ts.codefix.getCodeActionForImport(moduleSymbol, { + host: host, + checker: checker, + newLineCharacter: host.getNewLine(), + compilerOptions: compilerOptions, + sourceFile: sourceFile, + rulesProvider: rulesProvider, + symbolName: symbol.name, + getCanonicalFileName: ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames ? host.useCaseSensitiveFileNames() : false), + symbolToken: undefined, + kind: isDefaultExport ? 1 /* Default */ : 0 /* Named */, + }); } - if (exclude) { - exclude = validateSpecs(exclude, errors, /*allowTrailingRecursion*/ true); + function getCompletionEntrySymbol(typeChecker, log, compilerOptions, sourceFile, position, entryId, allSourceFiles) { + var completion = getSymbolCompletionFromEntryId(typeChecker, log, compilerOptions, sourceFile, position, entryId, allSourceFiles); + return completion && completion.symbol; } - // Wildcard directories (provided as part of a wildcard path) are stored in a - // file map that marks whether it was a regular wildcard match (with a `*` or `?` token), - // or a recursive directory. This information is used by filesystem watchers to monitor for - // new entries in these paths. - var wildcardDirectories = getWildcardDirectories(include, exclude, basePath, host.useCaseSensitiveFileNames); - // Rather than requery this for each file and filespec, we query the supported extensions - // once and store it on the expansion context. - var supportedExtensions = ts.getSupportedExtensions(options, extraFileExtensions); - // Literal files are always included verbatim. An "include" or "exclude" specification cannot - // remove a literal file. - if (fileNames) { - for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) { - var fileName = fileNames_1[_i]; - var file = ts.combinePaths(basePath, fileName); - literalFileMap[keyMapper(file)] = file; + Completions.getCompletionEntrySymbol = getCompletionEntrySymbol; + function getCompletionData(typeChecker, log, sourceFile, position, allSourceFiles) { + var isJavaScriptFile = ts.isSourceFileJavaScript(sourceFile); + var request; + var start = ts.timestamp(); + var currentToken = ts.getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); // TODO: GH#15853 + // We will check for jsdoc comments with insideComment and getJsDocTagAtPosition. (TODO: that seems rather inefficient to check the same thing so many times.) + log("getCompletionData: Get current token: " + (ts.timestamp() - start)); + start = ts.timestamp(); + // Completion not allowed inside comments, bail out if this is the case + var insideComment = ts.isInComment(sourceFile, position, currentToken); + log("getCompletionData: Is inside comment: " + (ts.timestamp() - start)); + var insideJsDocTagTypeExpression = false; + if (insideComment) { + if (ts.hasDocComment(sourceFile, position)) { + if (sourceFile.text.charCodeAt(position - 1) === 64 /* at */) { + // The current position is next to the '@' sign, when no tag name being provided yet. + // Provide a full list of tag names + request = { kind: "JsDocTagName" }; + } + else { + // When completion is requested without "@", we will have check to make sure that + // there are no comments prefix the request position. We will only allow "*" and space. + // e.g + // /** |c| /* + // + // /** + // |c| + // */ + // + // /** + // * |c| + // */ + // + // /** + // * |c| + // */ + var lineStart = ts.getLineStartPositionForPosition(position, sourceFile); + if (!(sourceFile.text.substring(lineStart, position).match(/[^\*|\s|(/\*\*)]/))) { + request = { kind: "JsDocTag" }; + } + } + } + // Completion should work inside certain JsDoc tags. For example: + // /** @type {number | string} */ + // Completion should work in the brackets + var tag = getJsDocTagAtPosition(currentToken, position); + if (tag) { + if (tag.tagName.pos <= position && position <= tag.tagName.end) { + request = { kind: "JsDocTagName" }; + } + if (isTagWithTypeExpression(tag) && tag.typeExpression && tag.typeExpression.kind === 267 /* JSDocTypeExpression */) { + currentToken = ts.getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ true); + if (!currentToken || + (!ts.isDeclarationName(currentToken) && + (currentToken.parent.kind !== 284 /* JSDocPropertyTag */ || + currentToken.parent.name !== currentToken))) { + // Use as type location if inside tag's type expression + insideJsDocTagTypeExpression = isCurrentlyEditingNode(tag.typeExpression); + } + } + if (ts.isJSDocParameterTag(tag) && (ts.nodeIsMissing(tag.name) || tag.name.pos <= position && position <= tag.name.end)) { + request = { kind: "JsDocParameterName", tag: tag }; + } + } + if (request) { + return { + symbols: undefined, + isGlobalCompletion: false, + isMemberCompletion: false, + allowStringLiteral: false, + isNewIdentifierLocation: false, + location: undefined, + isRightOfDot: false, + request: request, + keywordFilters: 0 /* None */, + symbolToOriginInfoMap: undefined, + }; + } + if (!insideJsDocTagTypeExpression) { + // Proceed if the current position is in jsDoc tag expression; otherwise it is a normal + // comment or the plain text part of a jsDoc comment, so no completion should be available + log("Returning an empty list because completion was inside a regular comment or plain text part of a JsDoc comment."); + return undefined; + } + } + start = ts.timestamp(); + var previousToken = ts.findPrecedingToken(position, sourceFile, /*startNode*/ undefined, insideJsDocTagTypeExpression); + log("getCompletionData: Get previous token 1: " + (ts.timestamp() - start)); + // The decision to provide completion depends on the contextToken, which is determined through the previousToken. + // Note: 'previousToken' (and thus 'contextToken') can be undefined if we are the beginning of the file + var contextToken = previousToken; + // Check if the caret is at the end of an identifier; this is a partial identifier that we want to complete: e.g. a.toS| + // Skip this partial identifier and adjust the contextToken to the token that precedes it. + if (contextToken && position <= contextToken.end && ts.isWord(contextToken.kind)) { + var start_4 = ts.timestamp(); + contextToken = ts.findPrecedingToken(contextToken.getFullStart(), sourceFile, /*startNode*/ undefined, insideJsDocTagTypeExpression); + log("getCompletionData: Get previous token 2: " + (ts.timestamp() - start_4)); } - } - if (include && include.length > 0) { - for (var _a = 0, _b = host.readDirectory(basePath, supportedExtensions, exclude, include); _a < _b.length; _a++) { - var file = _b[_a]; - // If we have already included a literal or wildcard path with a - // higher priority extension, we should skip this file. - // - // This handles cases where we may encounter both .ts and - // .d.ts (or .js if "allowJs" is enabled) in the same - // directory when they are compilation outputs. - if (hasFileWithHigherPriorityExtension(file, literalFileMap, wildcardFileMap, supportedExtensions, keyMapper)) { - continue; + // Find the node where completion is requested on. + // Also determine whether we are trying to complete with members of that node + // or attributes of a JSX tag. + var node = currentToken; + var isRightOfDot = false; + var isRightOfOpenTag = false; + var isStartingCloseTag = false; + var location = ts.getTouchingPropertyName(sourceFile, position, insideJsDocTagTypeExpression); // TODO: GH#15853 + if (contextToken) { + // Bail out if this is a known invalid completion location + if (isCompletionListBlocker(contextToken)) { + log("Returning an empty list because completion was requested in an invalid position."); + return undefined; } - // We may have included a wildcard path with a lower priority - // extension due to the user-defined order of entries in the - // "include" array. If there is a lower priority extension in the - // same directory, we should remove it. - removeWildcardFilesWithLowerPriorityExtension(file, wildcardFileMap, supportedExtensions, keyMapper); - var key = keyMapper(file); - if (!(key in literalFileMap) && !(key in wildcardFileMap)) { - wildcardFileMap[key] = file; + var parent = contextToken.parent; + if (contextToken.kind === 23 /* DotToken */) { + if (parent.kind === 179 /* PropertyAccessExpression */) { + node = contextToken.parent.expression; + isRightOfDot = true; + } + else if (parent.kind === 143 /* QualifiedName */) { + node = contextToken.parent.left; + isRightOfDot = true; + } + else { + // There is nothing that precedes the dot, so this likely just a stray character + // or leading into a '...' token. Just bail out instead. + return undefined; + } + } + else if (sourceFile.languageVariant === 1 /* JSX */) { + // + // If the tagname is a property access expression, we will then walk up to the top most of property access expression. + // Then, try to get a JSX container and its associated attributes type. + if (parent && parent.kind === 179 /* PropertyAccessExpression */) { + contextToken = parent; + parent = parent.parent; + } + switch (parent.kind) { + case 252 /* JsxClosingElement */: + if (contextToken.kind === 41 /* SlashToken */) { + isStartingCloseTag = true; + location = contextToken; + } + break; + case 194 /* BinaryExpression */: + if (!(parent.left.flags & 32768 /* ThisNodeHasError */)) { + // It has a left-hand side, so we're not in an opening JSX tag. + break; + } + // falls through + case 250 /* JsxSelfClosingElement */: + case 249 /* JsxElement */: + case 251 /* JsxOpeningElement */: + if (contextToken.kind === 27 /* LessThanToken */) { + isRightOfOpenTag = true; + location = contextToken; + } + break; + } } } - } - var literalFiles = ts.reduceProperties(literalFileMap, addFileToOutput, []); - var wildcardFiles = ts.reduceProperties(wildcardFileMap, addFileToOutput, []); - wildcardFiles.sort(host.useCaseSensitiveFileNames ? ts.compareStrings : ts.compareStringsCaseInsensitive); - return { - fileNames: literalFiles.concat(wildcardFiles), - wildcardDirectories: wildcardDirectories - }; - } - function validateSpecs(specs, errors, allowTrailingRecursion) { - var validSpecs = []; - for (var _i = 0, specs_2 = specs; _i < specs_2.length; _i++) { - var spec = specs_2[_i]; - if (!allowTrailingRecursion && invalidTrailingRecursionPattern.test(spec)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, spec)); + var semanticStart = ts.timestamp(); + var isGlobalCompletion = false; + var isMemberCompletion; + var allowStringLiteral = false; + var isNewIdentifierLocation; + var keywordFilters = 0 /* None */; + var symbols = []; + var symbolToOriginInfoMap = []; + if (isRightOfDot) { + getTypeScriptMemberSymbols(); } - else if (invalidMultipleRecursionPatterns.test(spec)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0, spec)); + else if (isRightOfOpenTag) { + var tagSymbols = typeChecker.getJsxIntrinsicTagNames(); + if (tryGetGlobalSymbols()) { + symbols = tagSymbols.concat(symbols.filter(function (s) { return !!(s.flags & (107455 /* Value */ | 2097152 /* Alias */)); })); + } + else { + symbols = tagSymbols; + } + isMemberCompletion = true; + isNewIdentifierLocation = false; } - else if (invalidDotDotAfterRecursiveWildcardPattern.test(spec)) { - errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, spec)); + else if (isStartingCloseTag) { + var tagName = contextToken.parent.parent.openingElement.tagName; + var tagSymbol = typeChecker.getSymbolAtLocation(tagName); + if (!typeChecker.isUnknownSymbol(tagSymbol)) { + symbols = [tagSymbol]; + } + isMemberCompletion = true; + isNewIdentifierLocation = false; } else { - validSpecs.push(spec); + // For JavaScript or TypeScript, if we're not after a dot, then just try to get the + // global symbols in scope. These results should be valid for either language as + // the set of symbols that can be referenced from this location. + if (!tryGetGlobalSymbols()) { + return undefined; + } } - } - return validSpecs; - } - /** - * Gets directories in a set of include patterns that should be watched for changes. - */ - function getWildcardDirectories(include, exclude, path, useCaseSensitiveFileNames) { - // We watch a directory recursively if it contains a wildcard anywhere in a directory segment - // of the pattern: - // - // /a/b/**/d - Watch /a/b recursively to catch changes to any d in any subfolder recursively - // /a/b/*/d - Watch /a/b recursively to catch any d in any immediate subfolder, even if a new subfolder is added - // /a/b - Watch /a/b recursively to catch changes to anything in any recursive subfoler - // - // We watch a directory without recursion if it contains a wildcard in the file segment of - // the pattern: - // - // /a/b/* - Watch /a/b directly to catch any new file - // /a/b/a?z - Watch /a/b directly to catch any new file matching a?z - var rawExcludeRegex = ts.getRegularExpressionForWildcard(exclude, path, "exclude"); - var excludeRegex = rawExcludeRegex && new RegExp(rawExcludeRegex, useCaseSensitiveFileNames ? "" : "i"); - var wildcardDirectories = ts.createMap(); - if (include !== undefined) { - var recursiveKeys = []; - for (var _i = 0, include_1 = include; _i < include_1.length; _i++) { - var file = include_1[_i]; - var spec = ts.normalizePath(ts.combinePaths(path, file)); - if (excludeRegex && excludeRegex.test(spec)) { - continue; + log("getCompletionData: Semantic work: " + (ts.timestamp() - semanticStart)); + return { symbols: symbols, isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, allowStringLiteral: allowStringLiteral, isNewIdentifierLocation: isNewIdentifierLocation, location: location, isRightOfDot: (isRightOfDot || isRightOfOpenTag), request: request, keywordFilters: keywordFilters, symbolToOriginInfoMap: symbolToOriginInfoMap }; + function isTagWithTypeExpression(tag) { + switch (tag.kind) { + case 279 /* JSDocParameterTag */: + case 284 /* JSDocPropertyTag */: + case 280 /* JSDocReturnTag */: + case 281 /* JSDocTypeTag */: + case 283 /* JSDocTypedefTag */: + return true; } - var match = getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames); - if (match) { - var key = match.key, flags = match.flags; - var existingFlags = wildcardDirectories[key]; - if (existingFlags === undefined || existingFlags < flags) { - wildcardDirectories[key] = flags; - if (flags === 1 /* Recursive */) { - recursiveKeys.push(key); + } + function getTypeScriptMemberSymbols() { + // Right of dot member completion list + isGlobalCompletion = false; + isMemberCompletion = true; + isNewIdentifierLocation = false; + // Since this is qualified name check its a type node location + var isTypeLocation = insideJsDocTagTypeExpression || ts.isPartOfTypeNode(node.parent); + var isRhsOfImportDeclaration = ts.isInRightSideOfInternalImportEqualsDeclaration(node); + if (ts.isEntityName(node)) { + var symbol = typeChecker.getSymbolAtLocation(node); + if (symbol) { + symbol = ts.skipAlias(symbol, typeChecker); + if (symbol.flags & (1536 /* Module */ | 384 /* Enum */)) { + // Extract module or enum members + var exportedSymbols = typeChecker.getExportsOfModule(symbol); + var isValidValueAccess_1 = function (symbol) { return typeChecker.isValidPropertyAccess((node.parent), symbol.name); }; + var isValidTypeAccess_1 = function (symbol) { return symbolCanBeReferencedAtTypeLocation(symbol); }; + var isValidAccess = isRhsOfImportDeclaration ? + // Any kind is allowed when dotting off namespace in internal import equals declaration + function (symbol) { return isValidTypeAccess_1(symbol) || isValidValueAccess_1(symbol); } : + isTypeLocation ? isValidTypeAccess_1 : isValidValueAccess_1; + for (var _i = 0, exportedSymbols_1 = exportedSymbols; _i < exportedSymbols_1.length; _i++) { + var symbol_2 = exportedSymbols_1[_i]; + if (isValidAccess(symbol_2)) { + symbols.push(symbol_2); + } + } + // If the module is merged with a value, we must get the type of the class and add its propertes (for inherited static methods). + if (!isTypeLocation && symbol.declarations.some(function (d) { return d.kind !== 265 /* SourceFile */ && d.kind !== 233 /* ModuleDeclaration */ && d.kind !== 232 /* EnumDeclaration */; })) { + addTypeProperties(typeChecker.getTypeOfSymbolAtLocation(symbol, node)); + } + return; } } } + if (!isTypeLocation) { + addTypeProperties(typeChecker.getTypeAtLocation(node)); + } } - // Remove any subpaths under an existing recursively watched directory. - for (var key in wildcardDirectories) { - for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) { - var recursiveKey = recursiveKeys_1[_a]; - if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) { - delete wildcardDirectories[key]; + function addTypeProperties(type) { + // Filter private properties + for (var _i = 0, _a = type.getApparentProperties(); _i < _a.length; _i++) { + var symbol = _a[_i]; + if (typeChecker.isValidPropertyAccess((node.parent), symbol.name)) { + symbols.push(symbol); + } + } + if (isJavaScriptFile && type.flags & 65536 /* Union */) { + // In javascript files, for union types, we don't just get the members that + // the individual types have in common, we also include all the members that + // each individual type has. This is because we're going to add all identifiers + // anyways. So we might as well elevate the members that were at least part + // of the individual types to a higher status since we know what they are. + var unionType = type; + for (var _b = 0, _c = unionType.types; _b < _c.length; _b++) { + var elementType = _c[_b]; + addTypeProperties(elementType); } } } - } - return wildcardDirectories; - } - function getWildcardDirectoryFromSpec(spec, useCaseSensitiveFileNames) { - var match = wildcardDirectoryPattern.exec(spec); - if (match) { - return { - key: useCaseSensitiveFileNames ? match[0] : match[0].toLowerCase(), - flags: watchRecursivePattern.test(spec) ? 1 /* Recursive */ : 0 /* None */ - }; - } - if (ts.isImplicitGlob(spec)) { - return { key: spec, flags: 1 /* Recursive */ }; - } - return undefined; - } - /** - * Determines whether a literal or wildcard file has already been included that has a higher - * extension priority. - * - * @param file The path to the file. - * @param extensionPriority The priority of the extension. - * @param context The expansion context. - */ - function hasFileWithHigherPriorityExtension(file, literalFiles, wildcardFiles, extensions, keyMapper) { - var extensionPriority = ts.getExtensionPriority(file, extensions); - var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority); - for (var i = 0 /* Highest */; i < adjustedExtensionPriority; i++) { - var higherPriorityExtension = extensions[i]; - var higherPriorityPath = keyMapper(ts.changeExtension(file, higherPriorityExtension)); - if (higherPriorityPath in literalFiles || higherPriorityPath in wildcardFiles) { - return true; - } - } - return false; - } - /** - * Removes files included via wildcard expansion with a lower extension priority that have - * already been included. - * - * @param file The path to the file. - * @param extensionPriority The priority of the extension. - * @param context The expansion context. - */ - function removeWildcardFilesWithLowerPriorityExtension(file, wildcardFiles, extensions, keyMapper) { - var extensionPriority = ts.getExtensionPriority(file, extensions); - var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority); - for (var i = nextExtensionPriority; i < extensions.length; i++) { - var lowerPriorityExtension = extensions[i]; - var lowerPriorityPath = keyMapper(ts.changeExtension(file, lowerPriorityExtension)); - delete wildcardFiles[lowerPriorityPath]; - } - } - /** - * Adds a file to an array of files. - * - * @param output The output array. - * @param file The file path. - */ - function addFileToOutput(output, file) { - output.push(file); - return output; - } - /** - * Gets a case sensitive key. - * - * @param key The original key. - */ - function caseSensitiveKeyMapper(key) { - return key; - } - /** - * Gets a case insensitive key. - * - * @param key The original key. - */ - function caseInsensitiveKeyMapper(key) { - return key.toLowerCase(); - } -})(ts || (ts = {})); -var ts; -(function (ts) { - var ScriptSnapshot; - (function (ScriptSnapshot) { - var StringScriptSnapshot = (function () { - function StringScriptSnapshot(text) { - this.text = text; - } - StringScriptSnapshot.prototype.getText = function (start, end) { - return start === 0 && end === this.text.length - ? this.text - : this.text.substring(start, end); - }; - StringScriptSnapshot.prototype.getLength = function () { - return this.text.length; - }; - StringScriptSnapshot.prototype.getChangeRange = function () { - // Text-based snapshots do not support incremental parsing. Return undefined - // to signal that to the caller. - return undefined; - }; - return StringScriptSnapshot; - }()); - function fromString(text) { - return new StringScriptSnapshot(text); - } - ScriptSnapshot.fromString = fromString; - })(ScriptSnapshot = ts.ScriptSnapshot || (ts.ScriptSnapshot = {})); - var TextChange = (function () { - function TextChange() { - } - return TextChange; - }()); - ts.TextChange = TextChange; - var HighlightSpanKind; - (function (HighlightSpanKind) { - HighlightSpanKind.none = "none"; - HighlightSpanKind.definition = "definition"; - HighlightSpanKind.reference = "reference"; - HighlightSpanKind.writtenReference = "writtenReference"; - })(HighlightSpanKind = ts.HighlightSpanKind || (ts.HighlightSpanKind = {})); - var IndentStyle; - (function (IndentStyle) { - IndentStyle[IndentStyle["None"] = 0] = "None"; - IndentStyle[IndentStyle["Block"] = 1] = "Block"; - IndentStyle[IndentStyle["Smart"] = 2] = "Smart"; - })(IndentStyle = ts.IndentStyle || (ts.IndentStyle = {})); - var SymbolDisplayPartKind; - (function (SymbolDisplayPartKind) { - SymbolDisplayPartKind[SymbolDisplayPartKind["aliasName"] = 0] = "aliasName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["className"] = 1] = "className"; - SymbolDisplayPartKind[SymbolDisplayPartKind["enumName"] = 2] = "enumName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["fieldName"] = 3] = "fieldName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["interfaceName"] = 4] = "interfaceName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["keyword"] = 5] = "keyword"; - SymbolDisplayPartKind[SymbolDisplayPartKind["lineBreak"] = 6] = "lineBreak"; - SymbolDisplayPartKind[SymbolDisplayPartKind["numericLiteral"] = 7] = "numericLiteral"; - SymbolDisplayPartKind[SymbolDisplayPartKind["stringLiteral"] = 8] = "stringLiteral"; - SymbolDisplayPartKind[SymbolDisplayPartKind["localName"] = 9] = "localName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["methodName"] = 10] = "methodName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["moduleName"] = 11] = "moduleName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["operator"] = 12] = "operator"; - SymbolDisplayPartKind[SymbolDisplayPartKind["parameterName"] = 13] = "parameterName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["propertyName"] = 14] = "propertyName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["punctuation"] = 15] = "punctuation"; - SymbolDisplayPartKind[SymbolDisplayPartKind["space"] = 16] = "space"; - SymbolDisplayPartKind[SymbolDisplayPartKind["text"] = 17] = "text"; - SymbolDisplayPartKind[SymbolDisplayPartKind["typeParameterName"] = 18] = "typeParameterName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["enumMemberName"] = 19] = "enumMemberName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["functionName"] = 20] = "functionName"; - SymbolDisplayPartKind[SymbolDisplayPartKind["regularExpressionLiteral"] = 21] = "regularExpressionLiteral"; - })(SymbolDisplayPartKind = ts.SymbolDisplayPartKind || (ts.SymbolDisplayPartKind = {})); - var OutputFileType; - (function (OutputFileType) { - OutputFileType[OutputFileType["JavaScript"] = 0] = "JavaScript"; - OutputFileType[OutputFileType["SourceMap"] = 1] = "SourceMap"; - OutputFileType[OutputFileType["Declaration"] = 2] = "Declaration"; - })(OutputFileType = ts.OutputFileType || (ts.OutputFileType = {})); - var EndOfLineState; - (function (EndOfLineState) { - EndOfLineState[EndOfLineState["None"] = 0] = "None"; - EndOfLineState[EndOfLineState["InMultiLineCommentTrivia"] = 1] = "InMultiLineCommentTrivia"; - EndOfLineState[EndOfLineState["InSingleQuoteStringLiteral"] = 2] = "InSingleQuoteStringLiteral"; - EndOfLineState[EndOfLineState["InDoubleQuoteStringLiteral"] = 3] = "InDoubleQuoteStringLiteral"; - EndOfLineState[EndOfLineState["InTemplateHeadOrNoSubstitutionTemplate"] = 4] = "InTemplateHeadOrNoSubstitutionTemplate"; - EndOfLineState[EndOfLineState["InTemplateMiddleOrTail"] = 5] = "InTemplateMiddleOrTail"; - EndOfLineState[EndOfLineState["InTemplateSubstitutionPosition"] = 6] = "InTemplateSubstitutionPosition"; - })(EndOfLineState = ts.EndOfLineState || (ts.EndOfLineState = {})); - var TokenClass; - (function (TokenClass) { - TokenClass[TokenClass["Punctuation"] = 0] = "Punctuation"; - TokenClass[TokenClass["Keyword"] = 1] = "Keyword"; - TokenClass[TokenClass["Operator"] = 2] = "Operator"; - TokenClass[TokenClass["Comment"] = 3] = "Comment"; - TokenClass[TokenClass["Whitespace"] = 4] = "Whitespace"; - TokenClass[TokenClass["Identifier"] = 5] = "Identifier"; - TokenClass[TokenClass["NumberLiteral"] = 6] = "NumberLiteral"; - TokenClass[TokenClass["StringLiteral"] = 7] = "StringLiteral"; - TokenClass[TokenClass["RegExpLiteral"] = 8] = "RegExpLiteral"; - })(TokenClass = ts.TokenClass || (ts.TokenClass = {})); - // TODO: move these to enums - var ScriptElementKind; - (function (ScriptElementKind) { - ScriptElementKind.unknown = ""; - ScriptElementKind.warning = "warning"; - /** predefined type (void) or keyword (class) */ - ScriptElementKind.keyword = "keyword"; - /** top level script node */ - ScriptElementKind.scriptElement = "script"; - /** module foo {} */ - ScriptElementKind.moduleElement = "module"; - /** class X {} */ - ScriptElementKind.classElement = "class"; - /** var x = class X {} */ - ScriptElementKind.localClassElement = "local class"; - /** interface Y {} */ - ScriptElementKind.interfaceElement = "interface"; - /** type T = ... */ - ScriptElementKind.typeElement = "type"; - /** enum E */ - ScriptElementKind.enumElement = "enum"; - // TODO: GH#9983 - ScriptElementKind.enumMemberElement = "const"; - /** - * Inside module and script only - * const v = .. - */ - ScriptElementKind.variableElement = "var"; - /** Inside function */ - ScriptElementKind.localVariableElement = "local var"; - /** - * Inside module and script only - * function f() { } - */ - ScriptElementKind.functionElement = "function"; - /** Inside function */ - ScriptElementKind.localFunctionElement = "local function"; - /** class X { [public|private]* foo() {} } */ - ScriptElementKind.memberFunctionElement = "method"; - /** class X { [public|private]* [get|set] foo:number; } */ - ScriptElementKind.memberGetAccessorElement = "getter"; - ScriptElementKind.memberSetAccessorElement = "setter"; - /** - * class X { [public|private]* foo:number; } - * interface Y { foo:number; } - */ - ScriptElementKind.memberVariableElement = "property"; - /** class X { constructor() { } } */ - ScriptElementKind.constructorImplementationElement = "constructor"; - /** interface Y { ():number; } */ - ScriptElementKind.callSignatureElement = "call"; - /** interface Y { []:number; } */ - ScriptElementKind.indexSignatureElement = "index"; - /** interface Y { new():Y; } */ - ScriptElementKind.constructSignatureElement = "construct"; - /** function foo(*Y*: string) */ - ScriptElementKind.parameterElement = "parameter"; - ScriptElementKind.typeParameterElement = "type parameter"; - ScriptElementKind.primitiveType = "primitive type"; - ScriptElementKind.label = "label"; - ScriptElementKind.alias = "alias"; - ScriptElementKind.constElement = "const"; - ScriptElementKind.letElement = "let"; - ScriptElementKind.directory = "directory"; - ScriptElementKind.externalModuleName = "external module name"; - })(ScriptElementKind = ts.ScriptElementKind || (ts.ScriptElementKind = {})); - var ScriptElementKindModifier; - (function (ScriptElementKindModifier) { - ScriptElementKindModifier.none = ""; - ScriptElementKindModifier.publicMemberModifier = "public"; - ScriptElementKindModifier.privateMemberModifier = "private"; - ScriptElementKindModifier.protectedMemberModifier = "protected"; - ScriptElementKindModifier.exportedModifier = "export"; - ScriptElementKindModifier.ambientModifier = "declare"; - ScriptElementKindModifier.staticModifier = "static"; - ScriptElementKindModifier.abstractModifier = "abstract"; - })(ScriptElementKindModifier = ts.ScriptElementKindModifier || (ts.ScriptElementKindModifier = {})); - var ClassificationTypeNames = (function () { - function ClassificationTypeNames() { - } - return ClassificationTypeNames; - }()); - ClassificationTypeNames.comment = "comment"; - ClassificationTypeNames.identifier = "identifier"; - ClassificationTypeNames.keyword = "keyword"; - ClassificationTypeNames.numericLiteral = "number"; - ClassificationTypeNames.operator = "operator"; - ClassificationTypeNames.stringLiteral = "string"; - ClassificationTypeNames.whiteSpace = "whitespace"; - ClassificationTypeNames.text = "text"; - ClassificationTypeNames.punctuation = "punctuation"; - ClassificationTypeNames.className = "class name"; - ClassificationTypeNames.enumName = "enum name"; - ClassificationTypeNames.interfaceName = "interface name"; - ClassificationTypeNames.moduleName = "module name"; - ClassificationTypeNames.typeParameterName = "type parameter name"; - ClassificationTypeNames.typeAliasName = "type alias name"; - ClassificationTypeNames.parameterName = "parameter name"; - ClassificationTypeNames.docCommentTagName = "doc comment tag name"; - ClassificationTypeNames.jsxOpenTagName = "jsx open tag name"; - ClassificationTypeNames.jsxCloseTagName = "jsx close tag name"; - ClassificationTypeNames.jsxSelfClosingTagName = "jsx self closing tag name"; - ClassificationTypeNames.jsxAttribute = "jsx attribute"; - ClassificationTypeNames.jsxText = "jsx text"; - ClassificationTypeNames.jsxAttributeStringLiteralValue = "jsx attribute string literal value"; - ts.ClassificationTypeNames = ClassificationTypeNames; - var ClassificationType; - (function (ClassificationType) { - ClassificationType[ClassificationType["comment"] = 1] = "comment"; - ClassificationType[ClassificationType["identifier"] = 2] = "identifier"; - ClassificationType[ClassificationType["keyword"] = 3] = "keyword"; - ClassificationType[ClassificationType["numericLiteral"] = 4] = "numericLiteral"; - ClassificationType[ClassificationType["operator"] = 5] = "operator"; - ClassificationType[ClassificationType["stringLiteral"] = 6] = "stringLiteral"; - ClassificationType[ClassificationType["regularExpressionLiteral"] = 7] = "regularExpressionLiteral"; - ClassificationType[ClassificationType["whiteSpace"] = 8] = "whiteSpace"; - ClassificationType[ClassificationType["text"] = 9] = "text"; - ClassificationType[ClassificationType["punctuation"] = 10] = "punctuation"; - ClassificationType[ClassificationType["className"] = 11] = "className"; - ClassificationType[ClassificationType["enumName"] = 12] = "enumName"; - ClassificationType[ClassificationType["interfaceName"] = 13] = "interfaceName"; - ClassificationType[ClassificationType["moduleName"] = 14] = "moduleName"; - ClassificationType[ClassificationType["typeParameterName"] = 15] = "typeParameterName"; - ClassificationType[ClassificationType["typeAliasName"] = 16] = "typeAliasName"; - ClassificationType[ClassificationType["parameterName"] = 17] = "parameterName"; - ClassificationType[ClassificationType["docCommentTagName"] = 18] = "docCommentTagName"; - ClassificationType[ClassificationType["jsxOpenTagName"] = 19] = "jsxOpenTagName"; - ClassificationType[ClassificationType["jsxCloseTagName"] = 20] = "jsxCloseTagName"; - ClassificationType[ClassificationType["jsxSelfClosingTagName"] = 21] = "jsxSelfClosingTagName"; - ClassificationType[ClassificationType["jsxAttribute"] = 22] = "jsxAttribute"; - ClassificationType[ClassificationType["jsxText"] = 23] = "jsxText"; - ClassificationType[ClassificationType["jsxAttributeStringLiteralValue"] = 24] = "jsxAttributeStringLiteralValue"; - })(ClassificationType = ts.ClassificationType || (ts.ClassificationType = {})); -})(ts || (ts = {})); -// These utilities are common to multiple language service features. -/* @internal */ -var ts; -(function (ts) { - ts.scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ true); - ts.emptyArray = []; - var SemanticMeaning; - (function (SemanticMeaning) { - SemanticMeaning[SemanticMeaning["None"] = 0] = "None"; - SemanticMeaning[SemanticMeaning["Value"] = 1] = "Value"; - SemanticMeaning[SemanticMeaning["Type"] = 2] = "Type"; - SemanticMeaning[SemanticMeaning["Namespace"] = 4] = "Namespace"; - SemanticMeaning[SemanticMeaning["All"] = 7] = "All"; - })(SemanticMeaning = ts.SemanticMeaning || (ts.SemanticMeaning = {})); - function getMeaningFromDeclaration(node) { - switch (node.kind) { - case 144 /* Parameter */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: - case 260 /* EnumMember */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 256 /* CatchClause */: - return 1 /* Value */; - case 143 /* TypeParameter */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 161 /* TypeLiteral */: - return 2 /* Type */; - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - return 1 /* Value */ | 2 /* Type */; - case 230 /* ModuleDeclaration */: - if (ts.isAmbientModule(node)) { - return 4 /* Namespace */ | 1 /* Value */; + function tryGetGlobalSymbols() { + var objectLikeContainer; + var namedImportsOrExports; + var classLikeContainer; + var jsxContainer; + if (objectLikeContainer = tryGetObjectLikeCompletionContainer(contextToken)) { + return tryGetObjectLikeCompletionSymbols(objectLikeContainer); } - else if (ts.getModuleInstanceState(node) === 1 /* Instantiated */) { - return 4 /* Namespace */ | 1 /* Value */; + if (namedImportsOrExports = tryGetNamedImportsOrExportsForCompletion(contextToken)) { + // cursor is in an import clause + // try to show exported member for imported module + return tryGetImportOrExportClauseCompletionSymbols(namedImportsOrExports); } - else { - return 4 /* Namespace */; + if (tryGetConstructorLikeCompletionContainer(contextToken)) { + // no members, only keywords + isMemberCompletion = false; + // Declaring new property/method/accessor + isNewIdentifierLocation = true; + // Has keywords for constructor parameter + keywordFilters = 2 /* ConstructorParameterKeywords */; + return true; } - case 238 /* NamedImports */: - case 239 /* ImportSpecifier */: - case 234 /* ImportEqualsDeclaration */: - case 235 /* ImportDeclaration */: - case 240 /* ExportAssignment */: - case 241 /* ExportDeclaration */: - return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; - // An external module can be a Value - case 261 /* SourceFile */: - return 4 /* Namespace */ | 1 /* Value */; - } - return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; - } - ts.getMeaningFromDeclaration = getMeaningFromDeclaration; - function getMeaningFromLocation(node) { - if (node.parent.kind === 240 /* ExportAssignment */) { - return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; - } - else if (isInRightSideOfImport(node)) { - return getMeaningFromRightHandSideOfImportEquals(node); - } - else if (ts.isDeclarationName(node)) { - return getMeaningFromDeclaration(node.parent); - } - else if (isTypeReference(node)) { - return 2 /* Type */; - } - else if (isNamespaceReference(node)) { - return 4 /* Namespace */; - } - else { - return 1 /* Value */; - } - } - ts.getMeaningFromLocation = getMeaningFromLocation; - function getMeaningFromRightHandSideOfImportEquals(node) { - ts.Debug.assert(node.kind === 70 /* Identifier */); - // import a = |b|; // Namespace - // import a = |b.c|; // Value, type, namespace - // import a = |b.c|.d; // Namespace - if (node.parent.kind === 141 /* QualifiedName */ && - node.parent.right === node && - node.parent.parent.kind === 234 /* ImportEqualsDeclaration */) { - return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; - } - return 4 /* Namespace */; - } - function isInRightSideOfImport(node) { - while (node.parent.kind === 141 /* QualifiedName */) { - node = node.parent; - } - return ts.isInternalModuleImportEqualsDeclaration(node.parent) && node.parent.moduleReference === node; - } - function isNamespaceReference(node) { - return isQualifiedNameNamespaceReference(node) || isPropertyAccessNamespaceReference(node); - } - function isQualifiedNameNamespaceReference(node) { - var root = node; - var isLastClause = true; - if (root.parent.kind === 141 /* QualifiedName */) { - while (root.parent && root.parent.kind === 141 /* QualifiedName */) { - root = root.parent; + if (classLikeContainer = tryGetClassLikeCompletionContainer(contextToken)) { + // cursor inside class declaration + getGetClassLikeCompletionSymbols(classLikeContainer); + return true; + } + if (jsxContainer = tryGetContainingJsxElement(contextToken)) { + var attrsType = void 0; + if ((jsxContainer.kind === 250 /* JsxSelfClosingElement */) || (jsxContainer.kind === 251 /* JsxOpeningElement */)) { + // Cursor is inside a JSX self-closing element or opening element + attrsType = typeChecker.getAllAttributesTypeFromJsxOpeningLikeElement(jsxContainer); + if (attrsType) { + symbols = filterJsxAttributes(typeChecker.getPropertiesOfType(attrsType), jsxContainer.attributes.properties); + isMemberCompletion = true; + isNewIdentifierLocation = false; + return true; + } + } + } + // Get all entities in the current scope. + isMemberCompletion = false; + isNewIdentifierLocation = isNewIdentifierDefinitionLocation(contextToken); + if (previousToken !== contextToken) { + ts.Debug.assert(!!previousToken, "Expected 'contextToken' to be defined when different from 'previousToken'."); + } + // We need to find the node that will give us an appropriate scope to begin + // aggregating completion candidates. This is achieved in 'getScopeNode' + // by finding the first node that encompasses a position, accounting for whether a node + // is "complete" to decide whether a position belongs to the node. + // + // However, at the end of an identifier, we are interested in the scope of the identifier + // itself, but fall outside of the identifier. For instance: + // + // xyz => x$ + // + // the cursor is outside of both the 'x' and the arrow function 'xyz => x', + // so 'xyz' is not returned in our results. + // + // We define 'adjustedPosition' so that we may appropriately account for + // being at the end of an identifier. The intention is that if requesting completion + // at the end of an identifier, it should be effectively equivalent to requesting completion + // anywhere inside/at the beginning of the identifier. So in the previous case, the + // 'adjustedPosition' will work as if requesting completion in the following: + // + // xyz => $x + // + // If previousToken !== contextToken, then + // - 'contextToken' was adjusted to the token prior to 'previousToken' + // because we were at the end of an identifier. + // - 'previousToken' is defined. + var adjustedPosition = previousToken !== contextToken ? + previousToken.getStart() : + position; + var scopeNode = getScopeNode(contextToken, adjustedPosition, sourceFile) || sourceFile; + if (scopeNode) { + isGlobalCompletion = + scopeNode.kind === 265 /* SourceFile */ || + scopeNode.kind === 196 /* TemplateExpression */ || + scopeNode.kind === 256 /* JsxExpression */ || + ts.isStatement(scopeNode); + } + var symbolMeanings = 793064 /* Type */ | 107455 /* Value */ | 1920 /* Namespace */ | 2097152 /* Alias */; + symbols = typeChecker.getSymbolsInScope(scopeNode, symbolMeanings); + getSymbolsFromOtherSourceFileExports(symbols, previousToken && ts.isIdentifier(previousToken) ? previousToken.text : ""); + filterGlobalCompletion(symbols); + return true; + } + function filterGlobalCompletion(symbols) { + ts.filterMutate(symbols, function (symbol) { + if (!ts.isSourceFile(location)) { + // export = /**/ here we want to get all meanings, so any symbol is ok + if (ts.isExportAssignment(location.parent)) { + return true; + } + // This is an alias, follow what it aliases + if (symbol && symbol.flags & 2097152 /* Alias */) { + symbol = typeChecker.getAliasedSymbol(symbol); + } + // import m = /**/ <-- It can only access namespace (if typing import = x. this would get member symbols and not namespace) + if (ts.isInRightSideOfInternalImportEqualsDeclaration(location)) { + return !!(symbol.flags & 1920 /* Namespace */); + } + if (insideJsDocTagTypeExpression || + (!isContextTokenValueLocation(contextToken) && + (ts.isPartOfTypeNode(location) || isContextTokenTypeLocation(contextToken)))) { + // Its a type, but you can reach it by namespace.type as well + return symbolCanBeReferencedAtTypeLocation(symbol); + } + } + // expressions are value space (which includes the value namespaces) + return !!(ts.getCombinedLocalAndExportSymbolFlags(symbol) & 107455 /* Value */); + }); } - isLastClause = root.right === node; - } - return root.parent.kind === 157 /* TypeReference */ && !isLastClause; - } - function isPropertyAccessNamespaceReference(node) { - var root = node; - var isLastClause = true; - if (root.parent.kind === 177 /* PropertyAccessExpression */) { - while (root.parent && root.parent.kind === 177 /* PropertyAccessExpression */) { - root = root.parent; + function isContextTokenValueLocation(contextToken) { + return contextToken && + contextToken.kind === 103 /* TypeOfKeyword */ && + contextToken.parent.kind === 162 /* TypeQuery */; } - isLastClause = root.name === node; - } - if (!isLastClause && root.parent.kind === 199 /* ExpressionWithTypeArguments */ && root.parent.parent.kind === 255 /* HeritageClause */) { - var decl = root.parent.parent.parent; - return (decl.kind === 226 /* ClassDeclaration */ && root.parent.parent.token === 107 /* ImplementsKeyword */) || - (decl.kind === 227 /* InterfaceDeclaration */ && root.parent.parent.token === 84 /* ExtendsKeyword */); - } - return false; - } - function isTypeReference(node) { - if (ts.isRightSideOfQualifiedNameOrPropertyAccess(node)) { - node = node.parent; - } - return node.parent.kind === 157 /* TypeReference */ || - (node.parent.kind === 199 /* ExpressionWithTypeArguments */ && !ts.isExpressionWithTypeArgumentsInClassExtendsClause(node.parent)) || - (node.kind === 98 /* ThisKeyword */ && !ts.isPartOfExpression(node)) || - node.kind === 167 /* ThisType */; - } - function isCallExpressionTarget(node) { - return isCallOrNewExpressionTarget(node, 179 /* CallExpression */); - } - ts.isCallExpressionTarget = isCallExpressionTarget; - function isNewExpressionTarget(node) { - return isCallOrNewExpressionTarget(node, 180 /* NewExpression */); - } - ts.isNewExpressionTarget = isNewExpressionTarget; - function isCallOrNewExpressionTarget(node, kind) { - var target = climbPastPropertyAccess(node); - return target && target.parent && target.parent.kind === kind && target.parent.expression === target; - } - function climbPastPropertyAccess(node) { - return isRightSideOfPropertyAccess(node) ? node.parent : node; - } - ts.climbPastPropertyAccess = climbPastPropertyAccess; - function getTargetLabel(referenceNode, labelName) { - while (referenceNode) { - if (referenceNode.kind === 219 /* LabeledStatement */ && referenceNode.label.text === labelName) { - return referenceNode.label; + function isContextTokenTypeLocation(contextToken) { + if (contextToken) { + var parentKind = contextToken.parent.kind; + switch (contextToken.kind) { + case 56 /* ColonToken */: + return parentKind === 149 /* PropertyDeclaration */ || + parentKind === 148 /* PropertySignature */ || + parentKind === 146 /* Parameter */ || + parentKind === 226 /* VariableDeclaration */ || + ts.isFunctionLikeKind(parentKind); + case 58 /* EqualsToken */: + return parentKind === 231 /* TypeAliasDeclaration */; + case 118 /* AsKeyword */: + return parentKind === 202 /* AsExpression */; + } + } + } + function symbolCanBeReferencedAtTypeLocation(symbol) { + symbol = symbol.exportSymbol || symbol; + // This is an alias, follow what it aliases + symbol = ts.skipAlias(symbol, typeChecker); + if (symbol.flags & 793064 /* Type */) { + return true; + } + if (symbol.flags & 1536 /* Module */) { + var exportedSymbols = typeChecker.getExportsOfModule(symbol); + // If the exported symbols contains type, + // symbol can be referenced at locations where type is allowed + return ts.forEach(exportedSymbols, symbolCanBeReferencedAtTypeLocation); + } } - referenceNode = referenceNode.parent; - } - return undefined; - } - ts.getTargetLabel = getTargetLabel; - function isJumpStatementTarget(node) { - return node.kind === 70 /* Identifier */ && - (node.parent.kind === 215 /* BreakStatement */ || node.parent.kind === 214 /* ContinueStatement */) && - node.parent.label === node; - } - ts.isJumpStatementTarget = isJumpStatementTarget; - function isLabelOfLabeledStatement(node) { - return node.kind === 70 /* Identifier */ && - node.parent.kind === 219 /* LabeledStatement */ && - node.parent.label === node; - } - function isLabelName(node) { - return isLabelOfLabeledStatement(node) || isJumpStatementTarget(node); - } - ts.isLabelName = isLabelName; - function isRightSideOfQualifiedName(node) { - return node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node; - } - ts.isRightSideOfQualifiedName = isRightSideOfQualifiedName; - function isRightSideOfPropertyAccess(node) { - return node && node.parent && node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node; - } - ts.isRightSideOfPropertyAccess = isRightSideOfPropertyAccess; - function isNameOfModuleDeclaration(node) { - return node.parent.kind === 230 /* ModuleDeclaration */ && node.parent.name === node; - } - ts.isNameOfModuleDeclaration = isNameOfModuleDeclaration; - function isNameOfFunctionDeclaration(node) { - return node.kind === 70 /* Identifier */ && - ts.isFunctionLike(node.parent) && node.parent.name === node; - } - ts.isNameOfFunctionDeclaration = isNameOfFunctionDeclaration; - function isLiteralNameOfPropertyDeclarationOrIndexAccess(node) { - if (node.kind === 9 /* StringLiteral */ || node.kind === 8 /* NumericLiteral */) { - switch (node.parent.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 257 /* PropertyAssignment */: - case 260 /* EnumMember */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 230 /* ModuleDeclaration */: - return node.parent.name === node; - case 178 /* ElementAccessExpression */: - return node.parent.argumentExpression === node; - case 142 /* ComputedPropertyName */: + function getSymbolsFromOtherSourceFileExports(symbols, tokenText) { + var tokenTextLowerCase = tokenText.toLowerCase(); + ts.codefix.forEachExternalModule(typeChecker, allSourceFiles, function (moduleSymbol) { + if (moduleSymbol === sourceFile.symbol) { + return; + } + for (var _i = 0, _a = typeChecker.getExportsOfModule(moduleSymbol); _i < _a.length; _i++) { + var symbol = _a[_i]; + var name = symbol.name; + var isDefaultExport = name === "default"; + if (isDefaultExport) { + var localSymbol = ts.getLocalSymbolForExportDefault(symbol); + if (localSymbol) { + symbol = localSymbol; + name = localSymbol.name; + } + } + if (symbol.declarations && symbol.declarations.some(function (d) { return ts.isExportSpecifier(d) && !!d.parent.parent.moduleSpecifier; })) { + // Don't add a completion for a re-export, only for the original. + continue; + } + if (stringContainsCharactersInOrder(name.toLowerCase(), tokenTextLowerCase)) { + symbols.push(symbol); + symbolToOriginInfoMap[ts.getSymbolId(symbol)] = { moduleSymbol: moduleSymbol, isDefaultExport: isDefaultExport }; + } + } + }); + } + /** + * True if you could remove some characters in `a` to get `b`. + * E.g., true for "abcdef" and "bdf". + * But not true for "abcdef" and "dbf". + */ + function stringContainsCharactersInOrder(str, characters) { + if (characters.length === 0) { return true; + } + var characterIndex = 0; + for (var strIndex = 0; strIndex < str.length; strIndex++) { + if (str.charCodeAt(strIndex) === characters.charCodeAt(characterIndex)) { + characterIndex++; + if (characterIndex === characters.length) { + return true; + } + } + } + // Did not find all characters + return false; } - } - return false; - } - ts.isLiteralNameOfPropertyDeclarationOrIndexAccess = isLiteralNameOfPropertyDeclarationOrIndexAccess; - function isExpressionOfExternalModuleImportEqualsDeclaration(node) { - return ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && - ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node; - } - ts.isExpressionOfExternalModuleImportEqualsDeclaration = isExpressionOfExternalModuleImportEqualsDeclaration; - /** Returns true if the position is within a comment */ - function isInsideComment(sourceFile, token, position) { - // The position has to be: 1. in the leading trivia (before token.getStart()), and 2. within a comment - return position <= token.getStart(sourceFile) && - (isInsideCommentRange(ts.getTrailingCommentRanges(sourceFile.text, token.getFullStart())) || - isInsideCommentRange(ts.getLeadingCommentRanges(sourceFile.text, token.getFullStart()))); - function isInsideCommentRange(comments) { - return ts.forEach(comments, function (comment) { - // either we are 1. completely inside the comment, or 2. at the end of the comment - if (comment.pos < position && position < comment.end) { + /** + * Finds the first node that "embraces" the position, so that one may + * accurately aggregate locals from the closest containing scope. + */ + function getScopeNode(initialToken, position, sourceFile) { + var scope = initialToken; + while (scope && !ts.positionBelongsToNode(scope, position, sourceFile)) { + scope = scope.parent; + } + return scope; + } + function isCompletionListBlocker(contextToken) { + var start = ts.timestamp(); + var result = isInStringOrRegularExpressionOrTemplateLiteral(contextToken) || + isSolelyIdentifierDefinitionLocation(contextToken) || + isDotOfNumericLiteral(contextToken) || + isInJsxText(contextToken); + log("getCompletionsAtPosition: isCompletionListBlocker: " + (ts.timestamp() - start)); + return result; + } + function isInJsxText(contextToken) { + if (contextToken.kind === 10 /* JsxText */) { return true; } - else if (position === comment.end) { - var text = sourceFile.text; - var width = comment.end - comment.pos; - // is single line comment or just /* - if (width <= 2 || text.charCodeAt(comment.pos + 1) === 47 /* slash */) { + if (contextToken.kind === 29 /* GreaterThanToken */ && contextToken.parent) { + if (contextToken.parent.kind === 251 /* JsxOpeningElement */) { return true; } - else { - // is unterminated multi-line comment - return !(text.charCodeAt(comment.end - 1) === 47 /* slash */ && - text.charCodeAt(comment.end - 2) === 42 /* asterisk */); + if (contextToken.parent.kind === 252 /* JsxClosingElement */ || contextToken.parent.kind === 250 /* JsxSelfClosingElement */) { + return contextToken.parent.parent && contextToken.parent.parent.kind === 249 /* JsxElement */; } } return false; - }); - } - } - ts.isInsideComment = isInsideComment; - function getContainerNode(node) { - while (true) { - node = node.parent; - if (!node) { - return undefined; } - switch (node.kind) { - case 261 /* SourceFile */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: - return node; + function isNewIdentifierDefinitionLocation(previousToken) { + if (previousToken) { + var containingNodeKind = previousToken.parent.kind; + switch (previousToken.kind) { + case 26 /* CommaToken */: + return containingNodeKind === 181 /* CallExpression */ // func( a, | + || containingNodeKind === 152 /* Constructor */ // constructor( a, | /* public, protected, private keywords are allowed here, so show completion */ + || containingNodeKind === 182 /* NewExpression */ // new C(a, | + || containingNodeKind === 177 /* ArrayLiteralExpression */ // [a, | + || containingNodeKind === 194 /* BinaryExpression */ // const x = (a, | + || containingNodeKind === 160 /* FunctionType */; // var x: (s: string, list| + case 19 /* OpenParenToken */: + return containingNodeKind === 181 /* CallExpression */ // func( | + || containingNodeKind === 152 /* Constructor */ // constructor( | + || containingNodeKind === 182 /* NewExpression */ // new C(a| + || containingNodeKind === 185 /* ParenthesizedExpression */ // const x = (a| + || containingNodeKind === 168 /* ParenthesizedType */; // function F(pred: (a| /* this can become an arrow function, where 'a' is the argument */ + case 21 /* OpenBracketToken */: + return containingNodeKind === 177 /* ArrayLiteralExpression */ // [ | + || containingNodeKind === 157 /* IndexSignature */ // [ | : string ] + || containingNodeKind === 144 /* ComputedPropertyName */; // [ | /* this can become an index signature */ + case 128 /* ModuleKeyword */: // module | + case 129 /* NamespaceKeyword */:// namespace | + return true; + case 23 /* DotToken */: + return containingNodeKind === 233 /* ModuleDeclaration */; // module A.| + case 17 /* OpenBraceToken */: + return containingNodeKind === 229 /* ClassDeclaration */; // class A{ | + case 58 /* EqualsToken */: + return containingNodeKind === 226 /* VariableDeclaration */ // const x = a| + || containingNodeKind === 194 /* BinaryExpression */; // x = a| + case 14 /* TemplateHead */: + return containingNodeKind === 196 /* TemplateExpression */; // `aa ${| + case 15 /* TemplateMiddle */: + return containingNodeKind === 205 /* TemplateSpan */; // `aa ${10} dd ${| + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + return containingNodeKind === 149 /* PropertyDeclaration */; // class A{ public | + } + // Previous token may have been a keyword that was converted to an identifier. + switch (previousToken.getText()) { + case "public": + case "protected": + case "private": + return true; + } + } + return false; } - } - } - ts.getContainerNode = getContainerNode; - function getNodeKind(node) { - switch (node.kind) { - case 261 /* SourceFile */: - return ts.isExternalModule(node) ? ts.ScriptElementKind.moduleElement : ts.ScriptElementKind.scriptElement; - case 230 /* ModuleDeclaration */: - return ts.ScriptElementKind.moduleElement; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - return ts.ScriptElementKind.classElement; - case 227 /* InterfaceDeclaration */: return ts.ScriptElementKind.interfaceElement; - case 228 /* TypeAliasDeclaration */: return ts.ScriptElementKind.typeElement; - case 229 /* EnumDeclaration */: return ts.ScriptElementKind.enumElement; - case 223 /* VariableDeclaration */: - return getKindOfVariableDeclaration(node); - case 174 /* BindingElement */: - return getKindOfVariableDeclaration(ts.getRootDeclaration(node)); - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - return ts.ScriptElementKind.functionElement; - case 151 /* GetAccessor */: return ts.ScriptElementKind.memberGetAccessorElement; - case 152 /* SetAccessor */: return ts.ScriptElementKind.memberSetAccessorElement; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - return ts.ScriptElementKind.memberFunctionElement; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - return ts.ScriptElementKind.memberVariableElement; - case 155 /* IndexSignature */: return ts.ScriptElementKind.indexSignatureElement; - case 154 /* ConstructSignature */: return ts.ScriptElementKind.constructSignatureElement; - case 153 /* CallSignature */: return ts.ScriptElementKind.callSignatureElement; - case 150 /* Constructor */: return ts.ScriptElementKind.constructorImplementationElement; - case 143 /* TypeParameter */: return ts.ScriptElementKind.typeParameterElement; - case 260 /* EnumMember */: return ts.ScriptElementKind.enumMemberElement; - case 144 /* Parameter */: return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) ? ts.ScriptElementKind.memberVariableElement : ts.ScriptElementKind.parameterElement; - case 234 /* ImportEqualsDeclaration */: - case 239 /* ImportSpecifier */: - case 236 /* ImportClause */: - case 243 /* ExportSpecifier */: - case 237 /* NamespaceImport */: - return ts.ScriptElementKind.alias; - case 285 /* JSDocTypedefTag */: - return ts.ScriptElementKind.typeElement; - default: - return ts.ScriptElementKind.unknown; - } - function getKindOfVariableDeclaration(v) { - return ts.isConst(v) - ? ts.ScriptElementKind.constElement - : ts.isLet(v) - ? ts.ScriptElementKind.letElement - : ts.ScriptElementKind.variableElement; - } - } - ts.getNodeKind = getNodeKind; - function getStringLiteralTypeForNode(node, typeChecker) { - var searchNode = node.parent.kind === 171 /* LiteralType */ ? node.parent : node; - var type = typeChecker.getTypeAtLocation(searchNode); - if (type && type.flags & 32 /* StringLiteral */) { - return type; - } - return undefined; - } - ts.getStringLiteralTypeForNode = getStringLiteralTypeForNode; - function isThis(node) { - switch (node.kind) { - case 98 /* ThisKeyword */: - // case SyntaxKind.ThisType: TODO: GH#9267 - return true; - case 70 /* Identifier */: - // 'this' as a parameter - return ts.identifierIsThisKeyword(node) && node.parent.kind === 144 /* Parameter */; - default: + function isInStringOrRegularExpressionOrTemplateLiteral(contextToken) { + if (contextToken.kind === 9 /* StringLiteral */ + || contextToken.kind === 12 /* RegularExpressionLiteral */ + || ts.isTemplateLiteralKind(contextToken.kind)) { + var start_5 = contextToken.getStart(); + var end = contextToken.getEnd(); + // To be "in" one of these literals, the position has to be: + // 1. entirely within the token text. + // 2. at the end position of an unterminated token. + // 3. at the end of a regular expression (due to trailing flags like '/foo/g'). + if (start_5 < position && position < end) { + return true; + } + if (position === end) { + return !!contextToken.isUnterminated + || contextToken.kind === 12 /* RegularExpressionLiteral */; + } + } return false; - } - } - ts.isThis = isThis; - // Matches the beginning of a triple slash directive - var tripleSlashDirectivePrefixRegex = /^\/\/\/\s*= range.end; - } - ts.startEndContainsRange = startEndContainsRange; - function rangeContainsStartEnd(range, start, end) { - return range.pos <= start && range.end >= end; - } - ts.rangeContainsStartEnd = rangeContainsStartEnd; - function rangeOverlapsWithStartEnd(r1, start, end) { - return startEndOverlapsWithStartEnd(r1.pos, r1.end, start, end); - } - ts.rangeOverlapsWithStartEnd = rangeOverlapsWithStartEnd; - function startEndOverlapsWithStartEnd(start1, end1, start2, end2) { - var start = Math.max(start1, start2); - var end = Math.min(end1, end2); - return start < end; - } - ts.startEndOverlapsWithStartEnd = startEndOverlapsWithStartEnd; - function positionBelongsToNode(candidate, position, sourceFile) { - return candidate.end > position || !isCompletedNode(candidate, sourceFile); - } - ts.positionBelongsToNode = positionBelongsToNode; - function isCompletedNode(n, sourceFile) { - if (ts.nodeIsMissing(n)) { - return false; - } - switch (n.kind) { - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 176 /* ObjectLiteralExpression */: - case 172 /* ObjectBindingPattern */: - case 161 /* TypeLiteral */: - case 204 /* Block */: - case 231 /* ModuleBlock */: - case 232 /* CaseBlock */: - case 238 /* NamedImports */: - case 242 /* NamedExports */: - return nodeEndsWith(n, 17 /* CloseBraceToken */, sourceFile); - case 256 /* CatchClause */: - return isCompletedNode(n.block, sourceFile); - case 180 /* NewExpression */: - if (!n.arguments) { + } + /** + * Aggregates relevant symbols for completion in object literals and object binding patterns. + * Relevant symbols are stored in the captured 'symbols' variable. + * + * @returns true if 'symbols' was successfully populated; false otherwise. + */ + function tryGetObjectLikeCompletionSymbols(objectLikeContainer) { + // We're looking up possible property names from contextual/inferred/declared type. + isMemberCompletion = true; + allowStringLiteral = true; + var typeMembers; + var existingMembers; + if (objectLikeContainer.kind === 178 /* ObjectLiteralExpression */) { + // We are completing on contextual types, but may also include properties + // other than those within the declared type. + isNewIdentifierLocation = true; + var typeForObject = typeChecker.getContextualType(objectLikeContainer); + if (!typeForObject) + return false; + typeMembers = getPropertiesForCompletion(typeForObject, typeChecker); + existingMembers = objectLikeContainer.properties; + } + else { + ts.Debug.assert(objectLikeContainer.kind === 174 /* ObjectBindingPattern */); + // We are *only* completing on properties from the type being destructured. + isNewIdentifierLocation = false; + var rootDeclaration = ts.getRootDeclaration(objectLikeContainer.parent); + if (!ts.isVariableLike(rootDeclaration)) + throw ts.Debug.fail("Root declaration is not variable-like."); + // We don't want to complete using the type acquired by the shape + // of the binding pattern; we are only interested in types acquired + // through type declaration or inference. + // Also proceed if rootDeclaration is a parameter and if its containing function expression/arrow function is contextually typed - + // type of parameter will flow in from the contextual type of the function + var canGetType = rootDeclaration.initializer || rootDeclaration.type || rootDeclaration.parent.parent.kind === 216 /* ForOfStatement */; + if (!canGetType && rootDeclaration.kind === 146 /* Parameter */) { + if (ts.isExpression(rootDeclaration.parent)) { + canGetType = !!typeChecker.getContextualType(rootDeclaration.parent); + } + else if (rootDeclaration.parent.kind === 151 /* MethodDeclaration */ || rootDeclaration.parent.kind === 154 /* SetAccessor */) { + canGetType = ts.isExpression(rootDeclaration.parent.parent) && !!typeChecker.getContextualType(rootDeclaration.parent.parent); + } + } + if (canGetType) { + var typeForObject = typeChecker.getTypeAtLocation(objectLikeContainer); + if (!typeForObject) + return false; + // In a binding pattern, get only known properties. Everywhere else we will get all possible properties. + typeMembers = typeChecker.getPropertiesOfType(typeForObject).filter(function (symbol) { return !(ts.getDeclarationModifierFlagsFromSymbol(symbol) & 24 /* NonPublicAccessibilityModifier */); }); + existingMembers = objectLikeContainer.elements; + } + } + if (typeMembers && typeMembers.length > 0) { + // Add filtered items to the completion list + symbols = filterObjectMembersList(typeMembers, existingMembers); + } + return true; + } + /** + * Aggregates relevant symbols for completion in import clauses and export clauses + * whose declarations have a module specifier; for instance, symbols will be aggregated for + * + * import { | } from "moduleName"; + * export { a as foo, | } from "moduleName"; + * + * but not for + * + * export { | }; + * + * Relevant symbols are stored in the captured 'symbols' variable. + * + * @returns true if 'symbols' was successfully populated; false otherwise. + */ + function tryGetImportOrExportClauseCompletionSymbols(namedImportsOrExports) { + var declarationKind = namedImportsOrExports.kind === 241 /* NamedImports */ ? + 238 /* ImportDeclaration */ : + 244 /* ExportDeclaration */; + var importOrExportDeclaration = ts.getAncestor(namedImportsOrExports, declarationKind); + var moduleSpecifier = importOrExportDeclaration.moduleSpecifier; + if (!moduleSpecifier) { + return false; + } + isMemberCompletion = true; + isNewIdentifierLocation = false; + var moduleSpecifierSymbol = typeChecker.getSymbolAtLocation(moduleSpecifier); + if (!moduleSpecifierSymbol) { + symbols = ts.emptyArray; return true; } - // fall through - case 179 /* CallExpression */: - case 183 /* ParenthesizedExpression */: - case 166 /* ParenthesizedType */: - return nodeEndsWith(n, 19 /* CloseParenToken */, sourceFile); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - return isCompletedNode(n.type, sourceFile); - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 185 /* ArrowFunction */: - if (n.body) { - return isCompletedNode(n.body, sourceFile); + var exports = typeChecker.getExportsAndPropertiesOfModule(moduleSpecifierSymbol); + symbols = filterNamedImportOrExportCompletionItems(exports, namedImportsOrExports.elements); + return true; + } + /** + * Aggregates relevant symbols for completion in class declaration + * Relevant symbols are stored in the captured 'symbols' variable. + */ + function getGetClassLikeCompletionSymbols(classLikeDeclaration) { + // We're looking up possible property names from parent type. + isMemberCompletion = true; + // Declaring new property/method/accessor + isNewIdentifierLocation = true; + // Has keywords for class elements + keywordFilters = 1 /* ClassElementKeywords */; + var baseTypeNode = ts.getClassExtendsHeritageClauseElement(classLikeDeclaration); + var implementsTypeNodes = ts.getClassImplementsHeritageClauseElements(classLikeDeclaration); + if (baseTypeNode || implementsTypeNodes) { + var classElement = contextToken.parent; + var classElementModifierFlags = ts.isClassElement(classElement) && ts.getModifierFlags(classElement); + // If this is context token is not something we are editing now, consider if this would lead to be modifier + if (contextToken.kind === 71 /* Identifier */ && !isCurrentlyEditingNode(contextToken)) { + switch (contextToken.getText()) { + case "private": + classElementModifierFlags = classElementModifierFlags | 8 /* Private */; + break; + case "static": + classElementModifierFlags = classElementModifierFlags | 32 /* Static */; + break; + } + } + // No member list for private methods + if (!(classElementModifierFlags & 8 /* Private */)) { + var baseClassTypeToGetPropertiesFrom = void 0; + if (baseTypeNode) { + baseClassTypeToGetPropertiesFrom = typeChecker.getTypeAtLocation(baseTypeNode); + if (classElementModifierFlags & 32 /* Static */) { + // Use static class to get property symbols from + baseClassTypeToGetPropertiesFrom = typeChecker.getTypeOfSymbolAtLocation(baseClassTypeToGetPropertiesFrom.symbol, classLikeDeclaration); + } + } + var implementedInterfaceTypePropertySymbols = (classElementModifierFlags & 32 /* Static */) ? + ts.emptyArray : + ts.flatMap(implementsTypeNodes || ts.emptyArray, function (typeNode) { return typeChecker.getPropertiesOfType(typeChecker.getTypeAtLocation(typeNode)); }); + // List of property symbols of base type that are not private and already implemented + symbols = filterClassMembersList(baseClassTypeToGetPropertiesFrom ? + typeChecker.getPropertiesOfType(baseClassTypeToGetPropertiesFrom) : + ts.emptyArray, implementedInterfaceTypePropertySymbols, classLikeDeclaration.members, classElementModifierFlags); + } } - if (n.type) { - return isCompletedNode(n.type, sourceFile); + } + /** + * Returns the immediate owning object literal or binding pattern of a context token, + * on the condition that one exists and that the context implies completion should be given. + */ + function tryGetObjectLikeCompletionContainer(contextToken) { + if (contextToken) { + switch (contextToken.kind) { + case 17 /* OpenBraceToken */: // const x = { | + case 26 /* CommaToken */:// const x = { a: 0, | + var parent = contextToken.parent; + if (ts.isObjectLiteralExpression(parent) || ts.isObjectBindingPattern(parent)) { + return parent; + } + break; + } } - // Even though type parameters can be unclosed, we can get away with - // having at least a closing paren. - return hasChildOfKind(n, 19 /* CloseParenToken */, sourceFile); - case 230 /* ModuleDeclaration */: - return n.body && isCompletedNode(n.body, sourceFile); - case 208 /* IfStatement */: - if (n.elseStatement) { - return isCompletedNode(n.elseStatement, sourceFile); + return undefined; + } + /** + * Returns the containing list of named imports or exports of a context token, + * on the condition that one exists and that the context implies completion should be given. + */ + function tryGetNamedImportsOrExportsForCompletion(contextToken) { + if (contextToken) { + switch (contextToken.kind) { + case 17 /* OpenBraceToken */: // import { | + case 26 /* CommaToken */:// import { a as 0, | + switch (contextToken.parent.kind) { + case 241 /* NamedImports */: + case 245 /* NamedExports */: + return contextToken.parent; + } + } } - return isCompletedNode(n.thenStatement, sourceFile); - case 207 /* ExpressionStatement */: - return isCompletedNode(n.expression, sourceFile) || - hasChildOfKind(n, 24 /* SemicolonToken */); - case 175 /* ArrayLiteralExpression */: - case 173 /* ArrayBindingPattern */: - case 178 /* ElementAccessExpression */: - case 142 /* ComputedPropertyName */: - case 163 /* TupleType */: - return nodeEndsWith(n, 21 /* CloseBracketToken */, sourceFile); - case 155 /* IndexSignature */: - if (n.type) { - return isCompletedNode(n.type, sourceFile); + return undefined; + } + function isFromClassElementDeclaration(node) { + return ts.isClassElement(node.parent) && ts.isClassLike(node.parent.parent); + } + function isParameterOfConstructorDeclaration(node) { + return ts.isParameter(node) && ts.isConstructorDeclaration(node.parent); + } + function isConstructorParameterCompletion(node) { + return node.parent && + isParameterOfConstructorDeclaration(node.parent) && + (isConstructorParameterCompletionKeyword(node.kind) || ts.isDeclarationName(node)); + } + /** + * Returns the immediate owning class declaration of a context token, + * on the condition that one exists and that the context implies completion should be given. + */ + function tryGetClassLikeCompletionContainer(contextToken) { + if (contextToken) { + switch (contextToken.kind) { + case 17 /* OpenBraceToken */:// class c { | + if (ts.isClassLike(contextToken.parent)) { + return contextToken.parent; + } + break; + // class c {getValue(): number, | } + case 26 /* CommaToken */: + if (ts.isClassLike(contextToken.parent)) { + return contextToken.parent; + } + break; + // class c {getValue(): number; | } + case 25 /* SemicolonToken */: + // class c { method() { } | } + case 18 /* CloseBraceToken */: + if (ts.isClassLike(location)) { + return location; + } + // class c { method() { } b| } + if (isFromClassElementDeclaration(location) && + location.parent.name === location) { + return location.parent.parent; + } + break; + default: + if (isFromClassElementDeclaration(contextToken) && + (isClassMemberCompletionKeyword(contextToken.kind) || + isClassMemberCompletionKeywordText(contextToken.getText()))) { + return contextToken.parent.parent; + } + } } - return hasChildOfKind(n, 21 /* CloseBracketToken */, sourceFile); - case 253 /* CaseClause */: - case 254 /* DefaultClause */: - // there is no such thing as terminator token for CaseClause/DefaultClause so for simplicity always consider them non-completed - return false; - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 210 /* WhileStatement */: - return isCompletedNode(n.statement, sourceFile); - case 209 /* DoStatement */: - // rough approximation: if DoStatement has While keyword - then if node is completed is checking the presence of ')'; - var hasWhileKeyword = findChildOfKind(n, 105 /* WhileKeyword */, sourceFile); - if (hasWhileKeyword) { - return nodeEndsWith(n, 19 /* CloseParenToken */, sourceFile); + // class c { method() { } | method2() { } } + if (location && location.kind === 286 /* SyntaxList */ && ts.isClassLike(location.parent)) { + return location.parent; } - return isCompletedNode(n.statement, sourceFile); - case 160 /* TypeQuery */: - return isCompletedNode(n.exprName, sourceFile); - case 187 /* TypeOfExpression */: - case 186 /* DeleteExpression */: - case 188 /* VoidExpression */: - case 195 /* YieldExpression */: - case 196 /* SpreadElement */: - var unaryWordExpression = n; - return isCompletedNode(unaryWordExpression.expression, sourceFile); - case 181 /* TaggedTemplateExpression */: - return isCompletedNode(n.template, sourceFile); - case 194 /* TemplateExpression */: - var lastSpan = ts.lastOrUndefined(n.templateSpans); - return isCompletedNode(lastSpan, sourceFile); - case 202 /* TemplateSpan */: - return ts.nodeIsPresent(n.literal); - case 241 /* ExportDeclaration */: - case 235 /* ImportDeclaration */: - return ts.nodeIsPresent(n.moduleSpecifier); - case 190 /* PrefixUnaryExpression */: - return isCompletedNode(n.operand, sourceFile); - case 192 /* BinaryExpression */: - return isCompletedNode(n.right, sourceFile); - case 193 /* ConditionalExpression */: - return isCompletedNode(n.whenFalse, sourceFile); - default: - return true; - } - } - ts.isCompletedNode = isCompletedNode; - /* - * Checks if node ends with 'expectedLastToken'. - * If child at position 'length - 1' is 'SemicolonToken' it is skipped and 'expectedLastToken' is compared with child at position 'length - 2'. - */ - function nodeEndsWith(n, expectedLastToken, sourceFile) { - var children = n.getChildren(sourceFile); - if (children.length) { - var last = ts.lastOrUndefined(children); - if (last.kind === expectedLastToken) { - return true; + return undefined; } - else if (last.kind === 24 /* SemicolonToken */ && children.length !== 1) { - return children[children.length - 2].kind === expectedLastToken; + /** + * Returns the immediate owning class declaration of a context token, + * on the condition that one exists and that the context implies completion should be given. + */ + function tryGetConstructorLikeCompletionContainer(contextToken) { + if (contextToken) { + switch (contextToken.kind) { + case 19 /* OpenParenToken */: + case 26 /* CommaToken */: + return ts.isConstructorDeclaration(contextToken.parent) && contextToken.parent; + default: + if (isConstructorParameterCompletion(contextToken)) { + return contextToken.parent.parent; + } + } + } + return undefined; } - } - return false; - } - function findListItemInfo(node) { - var list = findContainingList(node); - // It is possible at this point for syntaxList to be undefined, either if - // node.parent had no list child, or if none of its list children contained - // the span of node. If this happens, return undefined. The caller should - // handle this case. - if (!list) { - return undefined; - } - var children = list.getChildren(); - var listItemIndex = ts.indexOf(children, node); - return { - listItemIndex: listItemIndex, - list: list - }; - } - ts.findListItemInfo = findListItemInfo; - function hasChildOfKind(n, kind, sourceFile) { - return !!findChildOfKind(n, kind, sourceFile); - } - ts.hasChildOfKind = hasChildOfKind; - function findChildOfKind(n, kind, sourceFile) { - return ts.forEach(n.getChildren(sourceFile), function (c) { return c.kind === kind && c; }); - } - ts.findChildOfKind = findChildOfKind; - function findContainingList(node) { - // The node might be a list element (nonsynthetic) or a comma (synthetic). Either way, it will - // be parented by the container of the SyntaxList, not the SyntaxList itself. - // In order to find the list item index, we first need to locate SyntaxList itself and then search - // for the position of the relevant node (or comma). - var syntaxList = ts.forEach(node.parent.getChildren(), function (c) { - // find syntax list that covers the span of the node - if (c.kind === 292 /* SyntaxList */ && c.pos <= node.pos && c.end >= node.end) { - return c; + function tryGetContainingJsxElement(contextToken) { + if (contextToken) { + var parent = contextToken.parent; + switch (contextToken.kind) { + case 28 /* LessThanSlashToken */: + case 41 /* SlashToken */: + case 71 /* Identifier */: + case 179 /* PropertyAccessExpression */: + case 254 /* JsxAttributes */: + case 253 /* JsxAttribute */: + case 255 /* JsxSpreadAttribute */: + if (parent && (parent.kind === 250 /* JsxSelfClosingElement */ || parent.kind === 251 /* JsxOpeningElement */)) { + return parent; + } + else if (parent.kind === 253 /* JsxAttribute */) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray + return parent.parent.parent; + } + break; + // The context token is the closing } or " of an attribute, which means + // its parent is a JsxExpression, whose parent is a JsxAttribute, + // whose parent is a JsxOpeningLikeElement + case 9 /* StringLiteral */: + if (parent && ((parent.kind === 253 /* JsxAttribute */) || (parent.kind === 255 /* JsxSpreadAttribute */))) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray + return parent.parent.parent; + } + break; + case 18 /* CloseBraceToken */: + if (parent && + parent.kind === 256 /* JsxExpression */ && + parent.parent && parent.parent.kind === 253 /* JsxAttribute */) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray + // each JsxAttribute can have initializer as JsxExpression + return parent.parent.parent.parent; + } + if (parent && parent.kind === 255 /* JsxSpreadAttribute */) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray + return parent.parent.parent; + } + break; + } + } + return undefined; } - }); - // Either we didn't find an appropriate list, or the list must contain us. - ts.Debug.assert(!syntaxList || ts.contains(syntaxList.getChildren(), node)); - return syntaxList; - } - ts.findContainingList = findContainingList; - /* Gets the token whose text has range [start, end) and - * position >= start and (position < end or (position === end && token is keyword or identifier)) - */ - function getTouchingWord(sourceFile, position, includeJsDocComment) { - if (includeJsDocComment === void 0) { includeJsDocComment = false; } - return getTouchingToken(sourceFile, position, function (n) { return isWord(n.kind); }, includeJsDocComment); - } - ts.getTouchingWord = getTouchingWord; - /* Gets the token whose text has range [start, end) and position >= start - * and (position < end or (position === end && token is keyword or identifier or numeric/string literal)) - */ - function getTouchingPropertyName(sourceFile, position, includeJsDocComment) { - if (includeJsDocComment === void 0) { includeJsDocComment = false; } - return getTouchingToken(sourceFile, position, function (n) { return isPropertyName(n.kind); }, includeJsDocComment); - } - ts.getTouchingPropertyName = getTouchingPropertyName; - /** Returns the token if position is in [start, end) or if position === end and includeItemAtEndPosition(token) === true */ - function getTouchingToken(sourceFile, position, includeItemAtEndPosition, includeJsDocComment) { - if (includeJsDocComment === void 0) { includeJsDocComment = false; } - return getTokenAtPositionWorker(sourceFile, position, /*allowPositionInLeadingTrivia*/ false, includeItemAtEndPosition, includeJsDocComment); - } - ts.getTouchingToken = getTouchingToken; - /** Returns a token if position is in [start-of-leading-trivia, end) */ - function getTokenAtPosition(sourceFile, position, includeJsDocComment) { - if (includeJsDocComment === void 0) { includeJsDocComment = false; } - return getTokenAtPositionWorker(sourceFile, position, /*allowPositionInLeadingTrivia*/ true, /*includeItemAtEndPosition*/ undefined, includeJsDocComment); - } - ts.getTokenAtPosition = getTokenAtPosition; - /** Get the token whose text contains the position */ - function getTokenAtPositionWorker(sourceFile, position, allowPositionInLeadingTrivia, includeItemAtEndPosition, includeJsDocComment) { - if (includeJsDocComment === void 0) { includeJsDocComment = false; } - var current = sourceFile; - outer: while (true) { - if (isToken(current)) { - // exit early - return current; + /** + * @returns true if we are certain that the currently edited location must define a new location; false otherwise. + */ + function isSolelyIdentifierDefinitionLocation(contextToken) { + var containingNodeKind = contextToken.parent.kind; + switch (contextToken.kind) { + case 26 /* CommaToken */: + return containingNodeKind === 226 /* VariableDeclaration */ || + containingNodeKind === 227 /* VariableDeclarationList */ || + containingNodeKind === 208 /* VariableStatement */ || + containingNodeKind === 232 /* EnumDeclaration */ || // enum a { foo, | + isFunctionLikeButNotConstructor(containingNodeKind) || + containingNodeKind === 230 /* InterfaceDeclaration */ || // interface A= contextToken.pos); + case 23 /* DotToken */: + return containingNodeKind === 175 /* ArrayBindingPattern */; // var [.| + case 56 /* ColonToken */: + return containingNodeKind === 176 /* BindingElement */; // var {x :html| + case 21 /* OpenBracketToken */: + return containingNodeKind === 175 /* ArrayBindingPattern */; // var [x| + case 19 /* OpenParenToken */: + return containingNodeKind === 260 /* CatchClause */ || + isFunctionLikeButNotConstructor(containingNodeKind); + case 17 /* OpenBraceToken */: + return containingNodeKind === 232 /* EnumDeclaration */ || // enum a { | + containingNodeKind === 230 /* InterfaceDeclaration */ || // interface a { | + containingNodeKind === 163 /* TypeLiteral */; // const x : { | + case 25 /* SemicolonToken */: + return containingNodeKind === 148 /* PropertySignature */ && + contextToken.parent && contextToken.parent.parent && + (contextToken.parent.parent.kind === 230 /* InterfaceDeclaration */ || // interface a { f; | + contextToken.parent.parent.kind === 163 /* TypeLiteral */); // const x : { a; | + case 27 /* LessThanToken */: + return containingNodeKind === 229 /* ClassDeclaration */ || // class A< | + containingNodeKind === 199 /* ClassExpression */ || // var C = class D< | + containingNodeKind === 230 /* InterfaceDeclaration */ || // interface A< | + containingNodeKind === 231 /* TypeAliasDeclaration */ || // type List< | + ts.isFunctionLikeKind(containingNodeKind); + case 115 /* StaticKeyword */: + return containingNodeKind === 149 /* PropertyDeclaration */ && !ts.isClassLike(contextToken.parent.parent); + case 24 /* DotDotDotToken */: + return containingNodeKind === 146 /* Parameter */ || + (contextToken.parent && contextToken.parent.parent && + contextToken.parent.parent.kind === 175 /* ArrayBindingPattern */); // var [...z| + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + return containingNodeKind === 146 /* Parameter */ && !ts.isConstructorDeclaration(contextToken.parent.parent); + case 118 /* AsKeyword */: + return containingNodeKind === 242 /* ImportSpecifier */ || + containingNodeKind === 246 /* ExportSpecifier */ || + containingNodeKind === 240 /* NamespaceImport */; + case 125 /* GetKeyword */: + case 135 /* SetKeyword */: + if (isFromClassElementDeclaration(contextToken)) { + return false; + } + // falls through + case 75 /* ClassKeyword */: + case 83 /* EnumKeyword */: + case 109 /* InterfaceKeyword */: + case 89 /* FunctionKeyword */: + case 104 /* VarKeyword */: + case 91 /* ImportKeyword */: + case 110 /* LetKeyword */: + case 76 /* ConstKeyword */: + case 116 /* YieldKeyword */: + case 138 /* TypeKeyword */:// type htm| + return true; + } + // If the previous token is keyword correspoding to class member completion keyword + // there will be completion available here + if (isClassMemberCompletionKeywordText(contextToken.getText()) && + isFromClassElementDeclaration(contextToken)) { + return false; + } + if (isConstructorParameterCompletion(contextToken)) { + // constructor parameter completion is available only if + // - its modifier of the constructor parameter or + // - its name of the parameter and not being edited + // eg. constructor(a |<- this shouldnt show completion + if (!ts.isIdentifier(contextToken) || + isConstructorParameterCompletionKeywordText(contextToken.getText()) || + isCurrentlyEditingNode(contextToken)) { + return false; + } + } + // Previous token may have been a keyword that was converted to an identifier. + switch (contextToken.getText()) { + case "abstract": + case "async": + case "class": + case "const": + case "declare": + case "enum": + case "function": + case "interface": + case "let": + case "private": + case "protected": + case "public": + case "static": + case "var": + case "yield": + return true; + } + return ts.isDeclarationName(contextToken) && !ts.isJsxAttribute(contextToken.parent); } - if (includeJsDocComment) { - var jsDocChildren = ts.filter(current.getChildren(), ts.isJSDocNode); - for (var _i = 0, jsDocChildren_1 = jsDocChildren; _i < jsDocChildren_1.length; _i++) { - var jsDocChild = jsDocChildren_1[_i]; - var start = allowPositionInLeadingTrivia ? jsDocChild.getFullStart() : jsDocChild.getStart(sourceFile, includeJsDocComment); - if (start <= position) { - var end = jsDocChild.getEnd(); - if (position < end || (position === end && jsDocChild.kind === 1 /* EndOfFileToken */)) { - current = jsDocChild; - continue outer; - } - else if (includeItemAtEndPosition && end === position) { - var previousToken = findPrecedingToken(position, sourceFile, jsDocChild); - if (previousToken && includeItemAtEndPosition(previousToken)) { - return previousToken; - } - } + function isFunctionLikeButNotConstructor(kind) { + return ts.isFunctionLikeKind(kind) && kind !== 152 /* Constructor */; + } + function isDotOfNumericLiteral(contextToken) { + if (contextToken.kind === 8 /* NumericLiteral */) { + var text = contextToken.getFullText(); + return text.charAt(text.length - 1) === "."; + } + return false; + } + /** + * Filters out completion suggestions for named imports or exports. + * + * @param exportsOfModule The list of symbols which a module exposes. + * @param namedImportsOrExports The list of existing import/export specifiers in the import/export clause. + * + * @returns Symbols to be suggested at an import/export clause, barring those whose named imports/exports + * do not occur at the current position and have not otherwise been typed. + */ + function filterNamedImportOrExportCompletionItems(exportsOfModule, namedImportsOrExports) { + var existingImportsOrExports = ts.createUnderscoreEscapedMap(); + for (var _i = 0, namedImportsOrExports_1 = namedImportsOrExports; _i < namedImportsOrExports_1.length; _i++) { + var element = namedImportsOrExports_1[_i]; + // If this is the current item we are editing right now, do not filter it out + if (isCurrentlyEditingNode(element)) { + continue; } + var name = element.propertyName || element.name; + existingImportsOrExports.set(name.escapedText, true); } + if (existingImportsOrExports.size === 0) { + return ts.filter(exportsOfModule, function (e) { return e.escapedName !== "default"; }); + } + return ts.filter(exportsOfModule, function (e) { return e.escapedName !== "default" && !existingImportsOrExports.get(e.escapedName); }); } - // find the child that contains 'position' - for (var i = 0, n = current.getChildCount(sourceFile); i < n; i++) { - var child = current.getChildAt(i); - // all jsDocComment nodes were already visited - if (ts.isJSDocNode(child)) { - continue; + /** + * Filters out completion suggestions for named imports or exports. + * + * @returns Symbols to be suggested in an object binding pattern or object literal expression, barring those whose declarations + * do not occur at the current position and have not otherwise been typed. + */ + function filterObjectMembersList(contextualMemberSymbols, existingMembers) { + if (!existingMembers || existingMembers.length === 0) { + return contextualMemberSymbols; } - var start = allowPositionInLeadingTrivia ? child.getFullStart() : child.getStart(sourceFile, includeJsDocComment); - if (start <= position) { - var end = child.getEnd(); - if (position < end || (position === end && child.kind === 1 /* EndOfFileToken */)) { - current = child; - continue outer; + var existingMemberNames = ts.createUnderscoreEscapedMap(); + for (var _i = 0, existingMembers_1 = existingMembers; _i < existingMembers_1.length; _i++) { + var m = existingMembers_1[_i]; + // Ignore omitted expressions for missing members + if (m.kind !== 261 /* PropertyAssignment */ && + m.kind !== 262 /* ShorthandPropertyAssignment */ && + m.kind !== 176 /* BindingElement */ && + m.kind !== 151 /* MethodDeclaration */ && + m.kind !== 153 /* GetAccessor */ && + m.kind !== 154 /* SetAccessor */) { + continue; + } + // If this is the current item we are editing right now, do not filter it out + if (isCurrentlyEditingNode(m)) { + continue; } - else if (includeItemAtEndPosition && end === position) { - var previousToken = findPrecedingToken(position, sourceFile, child); - if (previousToken && includeItemAtEndPosition(previousToken)) { - return previousToken; + var existingName = void 0; + if (m.kind === 176 /* BindingElement */ && m.propertyName) { + // include only identifiers in completion list + if (m.propertyName.kind === 71 /* Identifier */) { + existingName = m.propertyName.escapedText; } } + else { + // TODO: Account for computed property name + // NOTE: if one only performs this step when m.name is an identifier, + // things like '__proto__' are not filtered out. + var name = ts.getNameOfDeclaration(m); + existingName = ts.getEscapedTextOfIdentifierOrLiteral(name); + } + existingMemberNames.set(existingName, true); } + return ts.filter(contextualMemberSymbols, function (m) { return !existingMemberNames.get(m.escapedName); }); } - return current; - } - } - /** - * The token on the left of the position is the token that strictly includes the position - * or sits to the left of the cursor if it is on a boundary. For example - * - * fo|o -> will return foo - * foo |bar -> will return foo - * - */ - function findTokenOnLeftOfPosition(file, position) { - // Ideally, getTokenAtPosition should return a token. However, it is currently - // broken, so we do a check to make sure the result was indeed a token. - var tokenAtPosition = getTokenAtPosition(file, position); - if (isToken(tokenAtPosition) && position > tokenAtPosition.getStart(file) && position < tokenAtPosition.getEnd()) { - return tokenAtPosition; - } - return findPrecedingToken(position, file); - } - ts.findTokenOnLeftOfPosition = findTokenOnLeftOfPosition; - function findNextToken(previousToken, parent) { - return find(parent); - function find(n) { - if (isToken(n) && n.pos === previousToken.end) { - // this is token that starts at the end of previous token - return it - return n; - } - var children = n.getChildren(); - for (var _i = 0, children_2 = children; _i < children_2.length; _i++) { - var child = children_2[_i]; - var shouldDiveInChildNode = - // previous token is enclosed somewhere in the child - (child.pos <= previousToken.pos && child.end > previousToken.end) || - // previous token ends exactly at the beginning of child - (child.pos === previousToken.end); - if (shouldDiveInChildNode && nodeHasTokens(child)) { - return find(child); + /** + * Filters out completion suggestions for class elements. + * + * @returns Symbols to be suggested in an class element depending on existing memebers and symbol flags + */ + function filterClassMembersList(baseSymbols, implementingTypeSymbols, existingMembers, currentClassElementModifierFlags) { + var existingMemberNames = ts.createUnderscoreEscapedMap(); + for (var _i = 0, existingMembers_2 = existingMembers; _i < existingMembers_2.length; _i++) { + var m = existingMembers_2[_i]; + // Ignore omitted expressions for missing members + if (m.kind !== 149 /* PropertyDeclaration */ && + m.kind !== 151 /* MethodDeclaration */ && + m.kind !== 153 /* GetAccessor */ && + m.kind !== 154 /* SetAccessor */) { + continue; + } + // If this is the current item we are editing right now, do not filter it out + if (isCurrentlyEditingNode(m)) { + continue; + } + // Dont filter member even if the name matches if it is declared private in the list + if (ts.hasModifier(m, 8 /* Private */)) { + continue; + } + // do not filter it out if the static presence doesnt match + var mIsStatic = ts.hasModifier(m, 32 /* Static */); + var currentElementIsStatic = !!(currentClassElementModifierFlags & 32 /* Static */); + if ((mIsStatic && !currentElementIsStatic) || + (!mIsStatic && currentElementIsStatic)) { + continue; + } + var existingName = ts.getPropertyNameForPropertyNameNode(m.name); + if (existingName) { + existingMemberNames.set(existingName, true); + } + } + var result = []; + addPropertySymbols(baseSymbols, 8 /* Private */); + addPropertySymbols(implementingTypeSymbols, 24 /* NonPublicAccessibilityModifier */); + return result; + function addPropertySymbols(properties, inValidModifierFlags) { + for (var _i = 0, properties_12 = properties; _i < properties_12.length; _i++) { + var property = properties_12[_i]; + if (isValidProperty(property, inValidModifierFlags)) { + result.push(property); + } + } + } + function isValidProperty(propertySymbol, inValidModifierFlags) { + return !existingMemberNames.get(propertySymbol.escapedName) && + propertySymbol.getDeclarations() && + !(ts.getDeclarationModifierFlagsFromSymbol(propertySymbol) & inValidModifierFlags); } } - return undefined; - } - } - ts.findNextToken = findNextToken; - function findPrecedingToken(position, sourceFile, startNode) { - return find(startNode || sourceFile); - function findRightmostToken(n) { - if (isToken(n)) { - return n; - } - var children = n.getChildren(); - var candidate = findRightmostChildNodeWithTokens(children, /*exclusiveStartPosition*/ children.length); - return candidate && findRightmostToken(candidate); - } - function find(n) { - if (isToken(n)) { - return n; - } - var children = n.getChildren(); - for (var i = 0, len = children.length; i < len; i++) { - var child = children[i]; - // condition 'position < child.end' checks if child node end after the position - // in the example below this condition will be false for 'aaaa' and 'bbbb' and true for 'ccc' - // aaaa___bbbb___$__ccc - // after we found child node with end after the position we check if start of the node is after the position. - // if yes - then position is in the trivia and we need to look into the previous child to find the token in question. - // if no - position is in the node itself so we should recurse in it. - // NOTE: JsxText is a weird kind of node that can contain only whitespaces (since they are not counted as trivia). - // if this is the case - then we should assume that token in question is located in previous child. - if (position < child.end && (nodeHasTokens(child) || child.kind === 10 /* JsxText */)) { - var start = child.getStart(sourceFile); - var lookInPreviousChild = (start >= position) || - (child.kind === 10 /* JsxText */ && start === child.end); // whitespace only JsxText - if (lookInPreviousChild) { - // actual start of the node is past the position - previous token should be at the end of previous child - var candidate = findRightmostChildNodeWithTokens(children, /*exclusiveStartPosition*/ i); - return candidate && findRightmostToken(candidate); + /** + * Filters out completion suggestions from 'symbols' according to existing JSX attributes. + * + * @returns Symbols to be suggested in a JSX element, barring those whose attributes + * do not occur at the current position and have not otherwise been typed. + */ + function filterJsxAttributes(symbols, attributes) { + var seenNames = ts.createUnderscoreEscapedMap(); + for (var _i = 0, attributes_1 = attributes; _i < attributes_1.length; _i++) { + var attr = attributes_1[_i]; + // If this is the current item we are editing right now, do not filter it out + if (isCurrentlyEditingNode(attr)) { + continue; } - else { - // candidate should be in this node - return find(child); + if (attr.kind === 253 /* JsxAttribute */) { + seenNames.set(attr.name.escapedText, true); } } + return ts.filter(symbols, function (a) { return !seenNames.get(a.escapedName); }); } - ts.Debug.assert(startNode !== undefined || n.kind === 261 /* SourceFile */); - // Here we know that none of child token nodes embrace the position, - // the only known case is when position is at the end of the file. - // Try to find the rightmost token in the file without filtering. - // Namely we are skipping the check: 'position < node.end' - if (children.length) { - var candidate = findRightmostChildNodeWithTokens(children, /*exclusiveStartPosition*/ children.length); - return candidate && findRightmostToken(candidate); + function isCurrentlyEditingNode(node) { + return node.getStart() <= position && position <= node.getEnd(); } } - /// finds last node that is considered as candidate for search (isCandidate(node) === true) starting from 'exclusiveStartPosition' - function findRightmostChildNodeWithTokens(children, exclusiveStartPosition) { - for (var i = exclusiveStartPosition - 1; i >= 0; i--) { - if (nodeHasTokens(children[i])) { - return children[i]; + /** + * Get the name to be display in completion from a given symbol. + * + * @return undefined if the name is of external module + */ + function getCompletionEntryDisplayNameForSymbol(symbol, target, performCharacterChecks, allowStringLiteral) { + var name = symbol.name; + if (!name) + return undefined; + // First check of the displayName is not external module; if it is an external module, it is not valid entry + if (symbol.flags & 1920 /* Namespace */) { + var firstCharCode = name.charCodeAt(0); + if (ts.isSingleOrDoubleQuote(firstCharCode)) { + // If the symbol is external module, don't show it in the completion list + // (i.e declare module "http" { const x; } | // <= request completion here, "http" should not be there) + return undefined; } } + return getCompletionEntryDisplayName(name, target, performCharacterChecks, allowStringLiteral); } - } - ts.findPrecedingToken = findPrecedingToken; - function isInString(sourceFile, position) { - var previousToken = findPrecedingToken(position, sourceFile); - if (previousToken && previousToken.kind === 9 /* StringLiteral */) { - var start = previousToken.getStart(); - var end = previousToken.getEnd(); - // To be "in" one of these literals, the position has to be: - // 1. entirely within the token text. - // 2. at the end position of an unterminated token. - // 3. at the end of a regular expression (due to trailing flags like '/foo/g'). - if (start < position && position < end) { - return true; - } - if (position === end) { - return !!previousToken.isUnterminated; + /** + * Get a displayName from a given for completion list, performing any necessary quotes stripping + * and checking whether the name is valid identifier name. + */ + function getCompletionEntryDisplayName(name, target, performCharacterChecks, allowStringLiteral) { + // If the user entered name for the symbol was quoted, removing the quotes is not enough, as the name could be an + // invalid identifier name. We need to check if whatever was inside the quotes is actually a valid identifier name. + // e.g "b a" is valid quoted name but when we strip off the quotes, it is invalid. + // We, thus, need to check if whatever was inside the quotes is actually a valid identifier name. + if (performCharacterChecks && !ts.isIdentifierText(name, target)) { + // TODO: GH#18169 + return allowStringLiteral ? JSON.stringify(name) : undefined; } + return name; } - return false; - } - ts.isInString = isInString; - function isInComment(sourceFile, position) { - return isInCommentHelper(sourceFile, position, /*predicate*/ undefined); - } - ts.isInComment = isInComment; - /** - * returns true if the position is in between the open and close elements of an JSX expression. - */ - function isInsideJsxElementOrAttribute(sourceFile, position) { - var token = getTokenAtPosition(sourceFile, position); - if (!token) { - return false; + // A cache of completion entries for keywords, these do not change between sessions + var _keywordCompletions = []; + function getKeywordCompletions(keywordFilter) { + var completions = _keywordCompletions[keywordFilter]; + if (completions) { + return completions; + } + return _keywordCompletions[keywordFilter] = generateKeywordCompletions(keywordFilter); + function generateKeywordCompletions(keywordFilter) { + switch (keywordFilter) { + case 0 /* None */: + return getAllKeywordCompletions(); + case 1 /* ClassElementKeywords */: + return getFilteredKeywordCompletions(isClassMemberCompletionKeywordText); + case 2 /* ConstructorParameterKeywords */: + return getFilteredKeywordCompletions(isConstructorParameterCompletionKeywordText); + } + } + function getAllKeywordCompletions() { + var allKeywordsCompletions = []; + for (var i = 72 /* FirstKeyword */; i <= 142 /* LastKeyword */; i++) { + allKeywordsCompletions.push({ + name: ts.tokenToString(i), + kind: "keyword" /* keyword */, + kindModifiers: "" /* none */, + sortText: "0" + }); + } + return allKeywordsCompletions; + } + function getFilteredKeywordCompletions(filterFn) { + return ts.filter(getKeywordCompletions(0 /* None */), function (entry) { return filterFn(entry.name); }); + } } - if (token.kind === 10 /* JsxText */) { - return true; + function isClassMemberCompletionKeyword(kind) { + switch (kind) { + case 114 /* PublicKeyword */: + case 113 /* ProtectedKeyword */: + case 112 /* PrivateKeyword */: + case 117 /* AbstractKeyword */: + case 115 /* StaticKeyword */: + case 123 /* ConstructorKeyword */: + case 131 /* ReadonlyKeyword */: + case 125 /* GetKeyword */: + case 135 /* SetKeyword */: + case 120 /* AsyncKeyword */: + return true; + } } - //
Hello |
- if (token.kind === 26 /* LessThanToken */ && token.parent.kind === 10 /* JsxText */) { - return true; + function isClassMemberCompletionKeywordText(text) { + return isClassMemberCompletionKeyword(ts.stringToToken(text)); } - //
{ |
or
- if (token.kind === 26 /* LessThanToken */ && token.parent.kind === 252 /* JsxExpression */) { - return true; + function isConstructorParameterCompletionKeyword(kind) { + switch (kind) { + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 131 /* ReadonlyKeyword */: + return true; + } } - //
{ - // | - // } < /div> - if (token && token.kind === 17 /* CloseBraceToken */ && token.parent.kind === 252 /* JsxExpression */) { - return true; + function isConstructorParameterCompletionKeywordText(text) { + return isConstructorParameterCompletionKeyword(ts.stringToToken(text)); } - //
|
- if (token.kind === 26 /* LessThanToken */ && token.parent.kind === 249 /* JsxClosingElement */) { - return true; + function isEqualityExpression(node) { + return ts.isBinaryExpression(node) && isEqualityOperatorKind(node.operatorToken.kind); } - return false; - } - ts.isInsideJsxElementOrAttribute = isInsideJsxElementOrAttribute; - function isInTemplateString(sourceFile, position) { - var token = getTokenAtPosition(sourceFile, position); - return ts.isTemplateLiteralKind(token.kind) && position > token.getStart(sourceFile); - } - ts.isInTemplateString = isInTemplateString; - /** - * Returns true if the cursor at position in sourceFile is within a comment that additionally - * satisfies predicate, and false otherwise. - */ - function isInCommentHelper(sourceFile, position, predicate) { - var token = getTokenAtPosition(sourceFile, position); - if (token && position <= token.getStart(sourceFile)) { - var commentRanges = ts.getLeadingCommentRanges(sourceFile.text, token.pos); - // The end marker of a single-line comment does not include the newline character. - // In the following case, we are inside a comment (^ denotes the cursor position): - // - // // asdf ^\n - // - // But for multi-line comments, we don't want to be inside the comment in the following case: - // - // /* asdf */^ - // - // Internally, we represent the end of the comment at the newline and closing '/', respectively. - return predicate ? - ts.forEach(commentRanges, function (c) { return c.pos < position && - (c.kind == 2 /* SingleLineCommentTrivia */ ? position <= c.end : position < c.end) && - predicate(c); }) : - ts.forEach(commentRanges, function (c) { return c.pos < position && - (c.kind == 2 /* SingleLineCommentTrivia */ ? position <= c.end : position < c.end); }); + function isEqualityOperatorKind(kind) { + return kind === 32 /* EqualsEqualsToken */ || + kind === 33 /* ExclamationEqualsToken */ || + kind === 34 /* EqualsEqualsEqualsToken */ || + kind === 35 /* ExclamationEqualsEqualsToken */; } - return false; - } - ts.isInCommentHelper = isInCommentHelper; - function hasDocComment(sourceFile, position) { - var token = getTokenAtPosition(sourceFile, position); - // First, we have to see if this position actually landed in a comment. - var commentRanges = ts.getLeadingCommentRanges(sourceFile.text, token.pos); - return ts.forEach(commentRanges, jsDocPrefix); - function jsDocPrefix(c) { - var text = sourceFile.text; - return text.length >= c.pos + 3 && text[c.pos] === "/" && text[c.pos + 1] === "*" && text[c.pos + 2] === "*"; + /** Get the corresponding JSDocTag node if the position is in a jsDoc comment */ + function getJsDocTagAtPosition(node, position) { + var jsDoc = getJsDocHavingNode(node).jsDoc; + if (!jsDoc) + return undefined; + for (var _i = 0, jsDoc_1 = jsDoc; _i < jsDoc_1.length; _i++) { + var _a = jsDoc_1[_i], pos = _a.pos, end = _a.end, tags = _a.tags; + if (!tags || position < pos || position > end) + continue; + for (var i = tags.length - 1; i >= 0; i--) { + var tag = tags[i]; + if (position >= tag.pos) { + return tag; + } + } + } } - } - ts.hasDocComment = hasDocComment; - /** - * Get the corresponding JSDocTag node if the position is in a jsDoc comment - */ - function getJsDocTagAtPosition(sourceFile, position) { - var node = ts.getTokenAtPosition(sourceFile, position); - if (isToken(node)) { + function getJsDocHavingNode(node) { + if (!ts.isToken(node)) + return node; switch (node.kind) { - case 103 /* VarKeyword */: - case 109 /* LetKeyword */: - case 75 /* ConstKeyword */: + case 104 /* VarKeyword */: + case 110 /* LetKeyword */: + case 76 /* ConstKeyword */: // if the current token is var, let or const, skip the VariableDeclarationList - node = node.parent === undefined ? undefined : node.parent.parent; - break; + return node.parent.parent; default: - node = node.parent; - break; + return node.parent; } } - if (node) { - if (node.jsDoc) { - for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { - var jsDoc = _a[_i]; - if (jsDoc.tags) { - for (var _b = 0, _c = jsDoc.tags; _b < _c.length; _b++) { - var tag = _c[_b]; - if (tag.pos <= position && position <= tag.end) { - return tag; - } - } - } - } + /** + * Gets all properties on a type, but if that type is a union of several types, + * tries to only include those types which declare properties, not methods. + * This ensures that we don't try providing completions for all the methods on e.g. Array. + */ + function getPropertiesForCompletion(type, checker) { + if (!(type.flags & 65536 /* Union */)) { + return checker.getPropertiesOfType(type); } + var types = type.types; + var filteredTypes = types.filter(function (memberType) { return !(memberType.flags & 8190 /* Primitive */ || checker.isArrayLikeType(memberType)); }); + // If there are no property-only types, just provide completions for every type as usual. + return checker.getAllPossiblePropertiesOfTypes(filteredTypes); } - return undefined; - } - ts.getJsDocTagAtPosition = getJsDocTagAtPosition; - function nodeHasTokens(n) { - // If we have a token or node that has a non-zero width, it must have tokens. - // Note, that getWidth() does not take trivia into account. - return n.getWidth() !== 0; - } - function getNodeModifiers(node) { - var flags = ts.getCombinedModifierFlags(node); - var result = []; - if (flags & 8 /* Private */) - result.push(ts.ScriptElementKindModifier.privateMemberModifier); - if (flags & 16 /* Protected */) - result.push(ts.ScriptElementKindModifier.protectedMemberModifier); - if (flags & 4 /* Public */) - result.push(ts.ScriptElementKindModifier.publicMemberModifier); - if (flags & 32 /* Static */) - result.push(ts.ScriptElementKindModifier.staticModifier); - if (flags & 128 /* Abstract */) - result.push(ts.ScriptElementKindModifier.abstractModifier); - if (flags & 1 /* Export */) - result.push(ts.ScriptElementKindModifier.exportedModifier); - if (ts.isInAmbientContext(node)) - result.push(ts.ScriptElementKindModifier.ambientModifier); - return result.length > 0 ? result.join(",") : ts.ScriptElementKindModifier.none; - } - ts.getNodeModifiers = getNodeModifiers; - function getTypeArgumentOrTypeParameterList(node) { - if (node.kind === 157 /* TypeReference */ || node.kind === 179 /* CallExpression */) { - return node.typeArguments; - } - if (ts.isFunctionLike(node) || node.kind === 226 /* ClassDeclaration */ || node.kind === 227 /* InterfaceDeclaration */) { - return node.typeParameters; + })(Completions = ts.Completions || (ts.Completions = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var DocumentHighlights; + (function (DocumentHighlights) { + function getDocumentHighlights(program, cancellationToken, sourceFile, position, sourceFilesToSearch) { + var node = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ true); + // Note that getTouchingWord indicates failure by returning the sourceFile node. + if (node === sourceFile) + return undefined; + ts.Debug.assert(node.parent !== undefined); + if (ts.isJsxOpeningElement(node.parent) && node.parent.tagName === node || ts.isJsxClosingElement(node.parent)) { + // For a JSX element, just highlight the matching tag, not all references. + var _a = node.parent.parent, openingElement = _a.openingElement, closingElement = _a.closingElement; + var highlightSpans = [openingElement, closingElement].map(function (_a) { + var tagName = _a.tagName; + return getHighlightSpanForNode(tagName, sourceFile); + }); + return [{ fileName: sourceFile.fileName, highlightSpans: highlightSpans }]; + } + return getSemanticDocumentHighlights(node, program, cancellationToken, sourceFilesToSearch) || getSyntacticDocumentHighlights(node, sourceFile); } - return undefined; - } - ts.getTypeArgumentOrTypeParameterList = getTypeArgumentOrTypeParameterList; - function isToken(n) { - return n.kind >= 0 /* FirstToken */ && n.kind <= 140 /* LastToken */; - } - ts.isToken = isToken; - function isWord(kind) { - return kind === 70 /* Identifier */ || ts.isKeyword(kind); - } - ts.isWord = isWord; - function isPropertyName(kind) { - return kind === 9 /* StringLiteral */ || kind === 8 /* NumericLiteral */ || isWord(kind); - } - function isComment(kind) { - return kind === 2 /* SingleLineCommentTrivia */ || kind === 3 /* MultiLineCommentTrivia */; - } - ts.isComment = isComment; - function isStringOrRegularExpressionOrTemplateLiteral(kind) { - if (kind === 9 /* StringLiteral */ - || kind === 11 /* RegularExpressionLiteral */ - || ts.isTemplateLiteralKind(kind)) { - return true; + DocumentHighlights.getDocumentHighlights = getDocumentHighlights; + function getHighlightSpanForNode(node, sourceFile) { + return { + fileName: sourceFile.fileName, + textSpan: ts.createTextSpanFromNode(node, sourceFile), + kind: "none" /* none */ + }; } - return false; - } - ts.isStringOrRegularExpressionOrTemplateLiteral = isStringOrRegularExpressionOrTemplateLiteral; - function isPunctuation(kind) { - return 16 /* FirstPunctuation */ <= kind && kind <= 69 /* LastPunctuation */; - } - ts.isPunctuation = isPunctuation; - function isInsideTemplateLiteral(node, position) { - return ts.isTemplateLiteralKind(node.kind) - && (node.getStart() < position && position < node.getEnd()) || (!!node.isUnterminated && position === node.getEnd()); - } - ts.isInsideTemplateLiteral = isInsideTemplateLiteral; - function isAccessibilityModifier(kind) { - switch (kind) { - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - return true; + function getSemanticDocumentHighlights(node, program, cancellationToken, sourceFilesToSearch) { + var referenceEntries = ts.FindAllReferences.getReferenceEntriesForNode(node, program, sourceFilesToSearch, cancellationToken); + return referenceEntries && convertReferencedSymbols(referenceEntries); } - return false; - } - ts.isAccessibilityModifier = isAccessibilityModifier; - function compareDataObjects(dst, src) { - for (var e in dst) { - if (typeof dst[e] === "object") { - if (!compareDataObjects(dst[e], src[e])) { - return false; + function convertReferencedSymbols(referenceEntries) { + var fileNameToDocumentHighlights = ts.createMap(); + for (var _i = 0, referenceEntries_1 = referenceEntries; _i < referenceEntries_1.length; _i++) { + var entry = referenceEntries_1[_i]; + var _a = ts.FindAllReferences.toHighlightSpan(entry), fileName = _a.fileName, span_12 = _a.span; + var highlightSpans = fileNameToDocumentHighlights.get(fileName); + if (!highlightSpans) { + fileNameToDocumentHighlights.set(fileName, highlightSpans = []); } + highlightSpans.push(span_12); } - else if (typeof dst[e] !== "function") { - if (dst[e] !== src[e]) { - return false; - } + return ts.arrayFrom(fileNameToDocumentHighlights.entries(), function (_a) { + var fileName = _a[0], highlightSpans = _a[1]; + return ({ fileName: fileName, highlightSpans: highlightSpans }); + }); + } + function getSyntacticDocumentHighlights(node, sourceFile) { + var highlightSpans = getHighlightSpans(node, sourceFile); + if (!highlightSpans || highlightSpans.length === 0) { + return undefined; } + return [{ fileName: sourceFile.fileName, highlightSpans: highlightSpans }]; } - return true; - } - ts.compareDataObjects = compareDataObjects; - function isArrayLiteralOrObjectLiteralDestructuringPattern(node) { - if (node.kind === 175 /* ArrayLiteralExpression */ || - node.kind === 176 /* ObjectLiteralExpression */) { - // [a,b,c] from: - // [a, b, c] = someExpression; - if (node.parent.kind === 192 /* BinaryExpression */ && - node.parent.left === node && - node.parent.operatorToken.kind === 57 /* EqualsToken */) { - return true; + // returns true if 'node' is defined and has a matching 'kind'. + function hasKind(node, kind) { + return node !== undefined && node.kind === kind; + } + // Null-propagating 'parent' function. + function parent(node) { + return node && node.parent; + } + function getHighlightSpans(node, sourceFile) { + if (!node) { + return undefined; } - // [a, b, c] from: - // for([a, b, c] of expression) - if (node.parent.kind === 213 /* ForOfStatement */ && - node.parent.initializer === node) { - return true; + switch (node.kind) { + case 90 /* IfKeyword */: + case 82 /* ElseKeyword */: + if (hasKind(node.parent, 211 /* IfStatement */)) { + return getIfElseOccurrences(node.parent, sourceFile); + } + break; + case 96 /* ReturnKeyword */: + if (hasKind(node.parent, 219 /* ReturnStatement */)) { + return highlightSpans(getReturnOccurrences(node.parent)); + } + break; + case 100 /* ThrowKeyword */: + if (hasKind(node.parent, 223 /* ThrowStatement */)) { + return highlightSpans(getThrowOccurrences(node.parent)); + } + break; + case 102 /* TryKeyword */: + case 74 /* CatchKeyword */: + case 87 /* FinallyKeyword */: + var tryStatement = node.kind === 74 /* CatchKeyword */ ? parent(parent(node)) : parent(node); + if (hasKind(tryStatement, 224 /* TryStatement */)) { + return highlightSpans(getTryCatchFinallyOccurrences(tryStatement, sourceFile)); + } + break; + case 98 /* SwitchKeyword */: + if (hasKind(node.parent, 221 /* SwitchStatement */)) { + return highlightSpans(getSwitchCaseDefaultOccurrences(node.parent)); + } + break; + case 73 /* CaseKeyword */: + case 79 /* DefaultKeyword */: + if (hasKind(parent(parent(parent(node))), 221 /* SwitchStatement */)) { + return highlightSpans(getSwitchCaseDefaultOccurrences(node.parent.parent.parent)); + } + break; + case 72 /* BreakKeyword */: + case 77 /* ContinueKeyword */: + if (hasKind(node.parent, 218 /* BreakStatement */) || hasKind(node.parent, 217 /* ContinueStatement */)) { + return highlightSpans(getBreakOrContinueStatementOccurrences(node.parent)); + } + break; + case 88 /* ForKeyword */: + if (hasKind(node.parent, 214 /* ForStatement */) || + hasKind(node.parent, 215 /* ForInStatement */) || + hasKind(node.parent, 216 /* ForOfStatement */)) { + return highlightSpans(getLoopBreakContinueOccurrences(node.parent)); + } + break; + case 106 /* WhileKeyword */: + case 81 /* DoKeyword */: + if (hasKind(node.parent, 213 /* WhileStatement */) || hasKind(node.parent, 212 /* DoStatement */)) { + return highlightSpans(getLoopBreakContinueOccurrences(node.parent)); + } + break; + case 123 /* ConstructorKeyword */: + if (hasKind(node.parent, 152 /* Constructor */)) { + return highlightSpans(getConstructorOccurrences(node.parent)); + } + break; + case 125 /* GetKeyword */: + case 135 /* SetKeyword */: + if (hasKind(node.parent, 153 /* GetAccessor */) || hasKind(node.parent, 154 /* SetAccessor */)) { + return highlightSpans(getGetAndSetOccurrences(node.parent)); + } + break; + default: + if (ts.isModifierKind(node.kind) && node.parent && + (ts.isDeclaration(node.parent) || node.parent.kind === 208 /* VariableStatement */)) { + return highlightSpans(getModifierOccurrences(node.kind, node.parent)); + } } - // [a, b, c] of - // [x, [a, b, c] ] = someExpression - // or - // {x, a: {a, b, c} } = someExpression - if (isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent.kind === 257 /* PropertyAssignment */ ? node.parent.parent : node.parent)) { - return true; + function highlightSpans(nodes) { + return nodes && nodes.map(function (node) { return getHighlightSpanForNode(node, sourceFile); }); } } - return false; - } - ts.isArrayLiteralOrObjectLiteralDestructuringPattern = isArrayLiteralOrObjectLiteralDestructuringPattern; - function hasTrailingDirectorySeparator(path) { - var lastCharacter = path.charAt(path.length - 1); - return lastCharacter === "/" || lastCharacter === "\\"; - } - ts.hasTrailingDirectorySeparator = hasTrailingDirectorySeparator; - function isInReferenceComment(sourceFile, position) { - return isInCommentHelper(sourceFile, position, isReferenceComment); - function isReferenceComment(c) { - var commentText = sourceFile.text.substring(c.pos, c.end); - return tripleSlashDirectivePrefixRegex.test(commentText); + /** + * Aggregates all throw-statements within this node *without* crossing + * into function boundaries and try-blocks with catch-clauses. + */ + function aggregateOwnedThrowStatements(node) { + var statementAccumulator = []; + aggregate(node); + return statementAccumulator; + function aggregate(node) { + if (node.kind === 223 /* ThrowStatement */) { + statementAccumulator.push(node); + } + else if (node.kind === 224 /* TryStatement */) { + var tryStatement = node; + if (tryStatement.catchClause) { + aggregate(tryStatement.catchClause); + } + else { + // Exceptions thrown within a try block lacking a catch clause + // are "owned" in the current context. + aggregate(tryStatement.tryBlock); + } + if (tryStatement.finallyBlock) { + aggregate(tryStatement.finallyBlock); + } + } + else if (!ts.isFunctionLike(node)) { + ts.forEachChild(node, aggregate); + } + } } - } - ts.isInReferenceComment = isInReferenceComment; - function isInNonReferenceComment(sourceFile, position) { - return isInCommentHelper(sourceFile, position, isNonReferenceComment); - function isNonReferenceComment(c) { - var commentText = sourceFile.text.substring(c.pos, c.end); - return !tripleSlashDirectivePrefixRegex.test(commentText); + /** + * For lack of a better name, this function takes a throw statement and returns the + * nearest ancestor that is a try-block (whose try statement has a catch clause), + * function-block, or source file. + */ + function getThrowStatementOwner(throwStatement) { + var child = throwStatement; + while (child.parent) { + var parent_2 = child.parent; + if (ts.isFunctionBlock(parent_2) || parent_2.kind === 265 /* SourceFile */) { + return parent_2; + } + // A throw-statement is only owned by a try-statement if the try-statement has + // a catch clause, and if the throw-statement occurs within the try block. + if (parent_2.kind === 224 /* TryStatement */) { + var tryStatement = parent_2; + if (tryStatement.tryBlock === child && tryStatement.catchClause) { + return child; + } + } + child = parent_2; + } + return undefined; } - } - ts.isInNonReferenceComment = isInNonReferenceComment; -})(ts || (ts = {})); -// Display-part writer helpers -/* @internal */ -(function (ts) { - function isFirstDeclarationOfSymbolParameter(symbol) { - return symbol.declarations && symbol.declarations.length > 0 && symbol.declarations[0].kind === 144 /* Parameter */; - } - ts.isFirstDeclarationOfSymbolParameter = isFirstDeclarationOfSymbolParameter; - var displayPartWriter = getDisplayPartWriter(); - function getDisplayPartWriter() { - var displayParts; - var lineStart; - var indent; - resetWriter(); - return { - displayParts: function () { return displayParts; }, - writeKeyword: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.keyword); }, - writeOperator: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.operator); }, - writePunctuation: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.punctuation); }, - writeSpace: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.space); }, - writeStringLiteral: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.stringLiteral); }, - writeParameter: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.parameterName); }, - writeProperty: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.propertyName); }, - writeSymbol: writeSymbol, - writeLine: writeLine, - increaseIndent: function () { indent++; }, - decreaseIndent: function () { indent--; }, - clear: resetWriter, - trackSymbol: ts.noop, - reportInaccessibleThisError: ts.noop - }; - function writeIndent() { - if (lineStart) { - var indentString = ts.getIndentString(indent); - if (indentString) { - displayParts.push(displayPart(indentString, ts.SymbolDisplayPartKind.space)); + function aggregateAllBreakAndContinueStatements(node) { + var statementAccumulator = []; + aggregate(node); + return statementAccumulator; + function aggregate(node) { + if (node.kind === 218 /* BreakStatement */ || node.kind === 217 /* ContinueStatement */) { + statementAccumulator.push(node); + } + else if (!ts.isFunctionLike(node)) { + ts.forEachChild(node, aggregate); } - lineStart = false; } } - function writeKind(text, kind) { - writeIndent(); - displayParts.push(displayPart(text, kind)); + function ownsBreakOrContinueStatement(owner, statement) { + var actualOwner = getBreakOrContinueOwner(statement); + return actualOwner && actualOwner === owner; } - function writeSymbol(text, symbol) { - writeIndent(); - displayParts.push(symbolPart(text, symbol)); + function getBreakOrContinueOwner(statement) { + for (var node = statement.parent; node; node = node.parent) { + switch (node.kind) { + case 221 /* SwitchStatement */: + if (statement.kind === 217 /* ContinueStatement */) { + continue; + } + // falls through + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 213 /* WhileStatement */: + case 212 /* DoStatement */: + if (!statement.label || isLabeledBy(node, statement.label.text)) { + return node; + } + break; + default: + // Don't cross function boundaries. + if (ts.isFunctionLike(node)) { + return undefined; + } + break; + } + } + return undefined; } - function writeLine() { - displayParts.push(lineBreakPart()); - lineStart = true; + function getModifierOccurrences(modifier, declaration) { + // Make sure we only highlight the keyword when it makes sense to do so. + if (!isLegalModifier(modifier, declaration)) { + return undefined; + } + var modifierFlag = ts.modifierToFlag(modifier); + return ts.mapDefined(getNodesToSearchForModifier(declaration, modifierFlag), function (node) { + if (ts.getModifierFlags(node) & modifierFlag) { + var mod = ts.find(node.modifiers, function (m) { return m.kind === modifier; }); + ts.Debug.assert(!!mod); + return mod; + } + }); } - function resetWriter() { - displayParts = []; - lineStart = true; - indent = 0; + function getNodesToSearchForModifier(declaration, modifierFlag) { + var container = declaration.parent; + switch (container.kind) { + case 234 /* ModuleBlock */: + case 265 /* SourceFile */: + case 207 /* Block */: + case 257 /* CaseClause */: + case 258 /* DefaultClause */: + // Container is either a class declaration or the declaration is a classDeclaration + if (modifierFlag & 128 /* Abstract */) { + return declaration.members.concat([declaration]); + } + else { + return container.statements; + } + case 152 /* Constructor */: + return container.parameters.concat(container.parent.members); + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + var nodes = container.members; + // If we're an accessibility modifier, we're in an instance member and should search + // the constructor's parameter list for instance members as well. + if (modifierFlag & 28 /* AccessibilityModifier */) { + var constructor = ts.find(container.members, ts.isConstructorDeclaration); + if (constructor) { + return nodes.concat(constructor.parameters); + } + } + else if (modifierFlag & 128 /* Abstract */) { + return nodes.concat([container]); + } + return nodes; + default: + ts.Debug.fail("Invalid container kind."); + } + } + function isLegalModifier(modifier, declaration) { + var container = declaration.parent; + switch (modifier) { + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 114 /* PublicKeyword */: + switch (container.kind) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + return true; + case 152 /* Constructor */: + return declaration.kind === 146 /* Parameter */; + default: + return false; + } + case 115 /* StaticKeyword */: + return container.kind === 229 /* ClassDeclaration */ || container.kind === 199 /* ClassExpression */; + case 84 /* ExportKeyword */: + case 124 /* DeclareKeyword */: + return container.kind === 234 /* ModuleBlock */ || container.kind === 265 /* SourceFile */; + case 117 /* AbstractKeyword */: + return container.kind === 229 /* ClassDeclaration */ || declaration.kind === 229 /* ClassDeclaration */; + default: + return false; + } } - } - function symbolPart(text, symbol) { - return displayPart(text, displayPartKind(symbol)); - function displayPartKind(symbol) { - var flags = symbol.flags; - if (flags & 3 /* Variable */) { - return isFirstDeclarationOfSymbolParameter(symbol) ? ts.SymbolDisplayPartKind.parameterName : ts.SymbolDisplayPartKind.localName; + function pushKeywordIf(keywordList, token) { + var expected = []; + for (var _i = 2; _i < arguments.length; _i++) { + expected[_i - 2] = arguments[_i]; } - else if (flags & 4 /* Property */) { - return ts.SymbolDisplayPartKind.propertyName; + if (token && ts.contains(expected, token.kind)) { + keywordList.push(token); + return true; } - else if (flags & 32768 /* GetAccessor */) { - return ts.SymbolDisplayPartKind.propertyName; + return false; + } + function getGetAndSetOccurrences(accessorDeclaration) { + var keywords = []; + tryPushAccessorKeyword(accessorDeclaration.symbol, 153 /* GetAccessor */); + tryPushAccessorKeyword(accessorDeclaration.symbol, 154 /* SetAccessor */); + return keywords; + function tryPushAccessorKeyword(accessorSymbol, accessorKind) { + var accessor = ts.getDeclarationOfKind(accessorSymbol, accessorKind); + if (accessor) { + ts.forEach(accessor.getChildren(), function (child) { return pushKeywordIf(keywords, child, 125 /* GetKeyword */, 135 /* SetKeyword */); }); + } } - else if (flags & 65536 /* SetAccessor */) { - return ts.SymbolDisplayPartKind.propertyName; + } + function getConstructorOccurrences(constructorDeclaration) { + var declarations = constructorDeclaration.symbol.getDeclarations(); + var keywords = []; + ts.forEach(declarations, function (declaration) { + ts.forEach(declaration.getChildren(), function (token) { + return pushKeywordIf(keywords, token, 123 /* ConstructorKeyword */); + }); + }); + return keywords; + } + function getLoopBreakContinueOccurrences(loopNode) { + var keywords = []; + if (pushKeywordIf(keywords, loopNode.getFirstToken(), 88 /* ForKeyword */, 106 /* WhileKeyword */, 81 /* DoKeyword */)) { + // If we succeeded and got a do-while loop, then start looking for a 'while' keyword. + if (loopNode.kind === 212 /* DoStatement */) { + var loopTokens = loopNode.getChildren(); + for (var i = loopTokens.length - 1; i >= 0; i--) { + if (pushKeywordIf(keywords, loopTokens[i], 106 /* WhileKeyword */)) { + break; + } + } + } } - else if (flags & 8 /* EnumMember */) { - return ts.SymbolDisplayPartKind.enumMemberName; + var breaksAndContinues = aggregateAllBreakAndContinueStatements(loopNode.statement); + ts.forEach(breaksAndContinues, function (statement) { + if (ownsBreakOrContinueStatement(loopNode, statement)) { + pushKeywordIf(keywords, statement.getFirstToken(), 72 /* BreakKeyword */, 77 /* ContinueKeyword */); + } + }); + return keywords; + } + function getBreakOrContinueStatementOccurrences(breakOrContinueStatement) { + var owner = getBreakOrContinueOwner(breakOrContinueStatement); + if (owner) { + switch (owner.kind) { + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + return getLoopBreakContinueOccurrences(owner); + case 221 /* SwitchStatement */: + return getSwitchCaseDefaultOccurrences(owner); + } } - else if (flags & 16 /* Function */) { - return ts.SymbolDisplayPartKind.functionName; + return undefined; + } + function getSwitchCaseDefaultOccurrences(switchStatement) { + var keywords = []; + pushKeywordIf(keywords, switchStatement.getFirstToken(), 98 /* SwitchKeyword */); + // Go through each clause in the switch statement, collecting the 'case'/'default' keywords. + ts.forEach(switchStatement.caseBlock.clauses, function (clause) { + pushKeywordIf(keywords, clause.getFirstToken(), 73 /* CaseKeyword */, 79 /* DefaultKeyword */); + var breaksAndContinues = aggregateAllBreakAndContinueStatements(clause); + ts.forEach(breaksAndContinues, function (statement) { + if (ownsBreakOrContinueStatement(switchStatement, statement)) { + pushKeywordIf(keywords, statement.getFirstToken(), 72 /* BreakKeyword */); + } + }); + }); + return keywords; + } + function getTryCatchFinallyOccurrences(tryStatement, sourceFile) { + var keywords = []; + pushKeywordIf(keywords, tryStatement.getFirstToken(), 102 /* TryKeyword */); + if (tryStatement.catchClause) { + pushKeywordIf(keywords, tryStatement.catchClause.getFirstToken(), 74 /* CatchKeyword */); } - else if (flags & 32 /* Class */) { - return ts.SymbolDisplayPartKind.className; + if (tryStatement.finallyBlock) { + var finallyKeyword = ts.findChildOfKind(tryStatement, 87 /* FinallyKeyword */, sourceFile); + pushKeywordIf(keywords, finallyKeyword, 87 /* FinallyKeyword */); } - else if (flags & 64 /* Interface */) { - return ts.SymbolDisplayPartKind.interfaceName; + return keywords; + } + function getThrowOccurrences(throwStatement) { + var owner = getThrowStatementOwner(throwStatement); + if (!owner) { + return undefined; } - else if (flags & 384 /* Enum */) { - return ts.SymbolDisplayPartKind.enumName; + var keywords = []; + ts.forEach(aggregateOwnedThrowStatements(owner), function (throwStatement) { + pushKeywordIf(keywords, throwStatement.getFirstToken(), 100 /* ThrowKeyword */); + }); + // If the "owner" is a function, then we equate 'return' and 'throw' statements in their + // ability to "jump out" of the function, and include occurrences for both. + if (ts.isFunctionBlock(owner)) { + ts.forEachReturnStatement(owner, function (returnStatement) { + pushKeywordIf(keywords, returnStatement.getFirstToken(), 96 /* ReturnKeyword */); + }); } - else if (flags & 1536 /* Module */) { - return ts.SymbolDisplayPartKind.moduleName; + return keywords; + } + function getReturnOccurrences(returnStatement) { + var func = ts.getContainingFunction(returnStatement); + // If we didn't find a containing function with a block body, bail out. + if (!(func && hasKind(func.body, 207 /* Block */))) { + return undefined; } - else if (flags & 8192 /* Method */) { - return ts.SymbolDisplayPartKind.methodName; + var keywords = []; + ts.forEachReturnStatement(func.body, function (returnStatement) { + pushKeywordIf(keywords, returnStatement.getFirstToken(), 96 /* ReturnKeyword */); + }); + // Include 'throw' statements that do not occur within a try block. + ts.forEach(aggregateOwnedThrowStatements(func.body), function (throwStatement) { + pushKeywordIf(keywords, throwStatement.getFirstToken(), 100 /* ThrowKeyword */); + }); + return keywords; + } + function getIfElseOccurrences(ifStatement, sourceFile) { + var keywords = []; + // Traverse upwards through all parent if-statements linked by their else-branches. + while (hasKind(ifStatement.parent, 211 /* IfStatement */) && ifStatement.parent.elseStatement === ifStatement) { + ifStatement = ifStatement.parent; + } + // Now traverse back down through the else branches, aggregating if/else keywords of if-statements. + while (ifStatement) { + var children = ifStatement.getChildren(); + pushKeywordIf(keywords, children[0], 90 /* IfKeyword */); + // Generally the 'else' keyword is second-to-last, so we traverse backwards. + for (var i = children.length - 1; i >= 0; i--) { + if (pushKeywordIf(keywords, children[i], 82 /* ElseKeyword */)) { + break; + } + } + if (!hasKind(ifStatement.elseStatement, 211 /* IfStatement */)) { + break; + } + ifStatement = ifStatement.elseStatement; } - else if (flags & 262144 /* TypeParameter */) { - return ts.SymbolDisplayPartKind.typeParameterName; + var result = []; + // We'd like to highlight else/ifs together if they are only separated by whitespace + // (i.e. the keywords are separated by no comments, no newlines). + for (var i = 0; i < keywords.length; i++) { + if (keywords[i].kind === 82 /* ElseKeyword */ && i < keywords.length - 1) { + var elseKeyword = keywords[i]; + var ifKeyword = keywords[i + 1]; // this *should* always be an 'if' keyword. + var shouldCombindElseAndIf = true; + // Avoid recalculating getStart() by iterating backwards. + for (var j = ifKeyword.getStart() - 1; j >= elseKeyword.end; j--) { + if (!ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(j))) { + shouldCombindElseAndIf = false; + break; + } + } + if (shouldCombindElseAndIf) { + result.push({ + fileName: sourceFile.fileName, + textSpan: ts.createTextSpanFromBounds(elseKeyword.getStart(), ifKeyword.end), + kind: "reference" /* reference */ + }); + i++; // skip the next keyword + continue; + } + } + // Ordinary case: just highlight the keyword. + result.push(getHighlightSpanForNode(keywords[i], sourceFile)); } - else if (flags & 524288 /* TypeAlias */) { - return ts.SymbolDisplayPartKind.aliasName; + return result; + } + /** + * Whether or not a 'node' is preceded by a label of the given string. + * Note: 'node' cannot be a SourceFile. + */ + function isLabeledBy(node, labelName) { + for (var owner = node.parent; owner.kind === 222 /* LabeledStatement */; owner = owner.parent) { + if (owner.label.escapedText === labelName) { + return true; + } } - else if (flags & 8388608 /* Alias */) { - return ts.SymbolDisplayPartKind.aliasName; + return false; + } + })(DocumentHighlights = ts.DocumentHighlights || (ts.DocumentHighlights = {})); +})(ts || (ts = {})); +var ts; +(function (ts) { + function createDocumentRegistry(useCaseSensitiveFileNames, currentDirectory) { + if (currentDirectory === void 0) { currentDirectory = ""; } + // Maps from compiler setting target (ES3, ES5, etc.) to all the cached documents we have + // for those settings. + var buckets = ts.createMap(); + var getCanonicalFileName = ts.createGetCanonicalFileName(!!useCaseSensitiveFileNames); + function getKeyForCompilationSettings(settings) { + return "_" + settings.target + "|" + settings.module + "|" + settings.noResolve + "|" + settings.jsx + "|" + settings.allowJs + "|" + settings.baseUrl + "|" + JSON.stringify(settings.typeRoots) + "|" + JSON.stringify(settings.rootDirs) + "|" + JSON.stringify(settings.paths); + } + function getBucketForCompilationSettings(key, createIfMissing) { + var bucket = buckets.get(key); + if (!bucket && createIfMissing) { + buckets.set(key, bucket = ts.createMap()); } - return ts.SymbolDisplayPartKind.text; + return bucket; } - } - ts.symbolPart = symbolPart; - function displayPart(text, kind) { - return { - text: text, - kind: ts.SymbolDisplayPartKind[kind] - }; - } - ts.displayPart = displayPart; - function spacePart() { - return displayPart(" ", ts.SymbolDisplayPartKind.space); - } - ts.spacePart = spacePart; - function keywordPart(kind) { - return displayPart(ts.tokenToString(kind), ts.SymbolDisplayPartKind.keyword); - } - ts.keywordPart = keywordPart; - function punctuationPart(kind) { - return displayPart(ts.tokenToString(kind), ts.SymbolDisplayPartKind.punctuation); - } - ts.punctuationPart = punctuationPart; - function operatorPart(kind) { - return displayPart(ts.tokenToString(kind), ts.SymbolDisplayPartKind.operator); - } - ts.operatorPart = operatorPart; - function textOrKeywordPart(text) { - var kind = ts.stringToToken(text); - return kind === undefined - ? textPart(text) - : keywordPart(kind); - } - ts.textOrKeywordPart = textOrKeywordPart; - function textPart(text) { - return displayPart(text, ts.SymbolDisplayPartKind.text); - } - ts.textPart = textPart; - var carriageReturnLineFeed = "\r\n"; - /** - * The default is CRLF. - */ - function getNewLineOrDefaultFromHost(host) { - return host.getNewLine ? host.getNewLine() : carriageReturnLineFeed; - } - ts.getNewLineOrDefaultFromHost = getNewLineOrDefaultFromHost; - function lineBreakPart() { - return displayPart("\n", ts.SymbolDisplayPartKind.lineBreak); - } - ts.lineBreakPart = lineBreakPart; - function mapToDisplayParts(writeDisplayParts) { - writeDisplayParts(displayPartWriter); - var result = displayPartWriter.displayParts(); - displayPartWriter.clear(); - return result; - } - ts.mapToDisplayParts = mapToDisplayParts; - function typeToDisplayParts(typechecker, type, enclosingDeclaration, flags) { - return mapToDisplayParts(function (writer) { - typechecker.getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); - }); - } - ts.typeToDisplayParts = typeToDisplayParts; - function symbolToDisplayParts(typeChecker, symbol, enclosingDeclaration, meaning, flags) { - return mapToDisplayParts(function (writer) { - typeChecker.getSymbolDisplayBuilder().buildSymbolDisplay(symbol, writer, enclosingDeclaration, meaning, flags); - }); - } - ts.symbolToDisplayParts = symbolToDisplayParts; - function signatureToDisplayParts(typechecker, signature, enclosingDeclaration, flags) { - return mapToDisplayParts(function (writer) { - typechecker.getSymbolDisplayBuilder().buildSignatureDisplay(signature, writer, enclosingDeclaration, flags); - }); - } - ts.signatureToDisplayParts = signatureToDisplayParts; - function getDeclaredName(typeChecker, symbol, location) { - // If this is an export or import specifier it could have been renamed using the 'as' syntax. - // If so we want to search for whatever is under the cursor. - if (isImportOrExportSpecifierName(location)) { - return location.getText(); + function reportStats() { + var bucketInfoArray = ts.arrayFrom(buckets.keys()).filter(function (name) { return name && name.charAt(0) === "_"; }).map(function (name) { + var entries = buckets.get(name); + var sourceFiles = []; + entries.forEach(function (entry, name) { + sourceFiles.push({ + name: name, + refCount: entry.languageServiceRefCount, + references: entry.owners.slice(0) + }); + }); + sourceFiles.sort(function (x, y) { return y.refCount - x.refCount; }); + return { + bucket: name, + sourceFiles: sourceFiles + }; + }); + return JSON.stringify(bucketInfoArray, undefined, 2); + } + function acquireDocument(fileName, compilationSettings, scriptSnapshot, version, scriptKind) { + var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); + var key = getKeyForCompilationSettings(compilationSettings); + return acquireDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind); } - else if (ts.isStringOrNumericLiteral(location) && - location.parent.kind === 142 /* ComputedPropertyName */) { - return location.text; + function acquireDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind) { + return acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, /*acquiring*/ true, scriptKind); } - // Try to get the local symbol if we're dealing with an 'export default' - // since that symbol has the "true" name. - var localExportDefaultSymbol = ts.getLocalSymbolForExportDefault(symbol); - var name = typeChecker.symbolToString(localExportDefaultSymbol || symbol); - return name; - } - ts.getDeclaredName = getDeclaredName; - function isImportOrExportSpecifierName(location) { - return location.parent && - (location.parent.kind === 239 /* ImportSpecifier */ || location.parent.kind === 243 /* ExportSpecifier */) && - location.parent.propertyName === location; - } - ts.isImportOrExportSpecifierName = isImportOrExportSpecifierName; - /** - * Strip off existed single quotes or double quotes from a given string - * - * @return non-quoted string - */ - function stripQuotes(name) { - var length = name.length; - if (length >= 2 && - name.charCodeAt(0) === name.charCodeAt(length - 1) && - (name.charCodeAt(0) === 34 /* doubleQuote */ || name.charCodeAt(0) === 39 /* singleQuote */)) { - return name.substring(1, length - 1); + function updateDocument(fileName, compilationSettings, scriptSnapshot, version, scriptKind) { + var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); + var key = getKeyForCompilationSettings(compilationSettings); + return updateDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind); } - ; - return name; - } - ts.stripQuotes = stripQuotes; - function scriptKindIs(fileName, host) { - var scriptKinds = []; - for (var _i = 2; _i < arguments.length; _i++) { - scriptKinds[_i - 2] = arguments[_i]; + function updateDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind) { + return acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, /*acquiring*/ false, scriptKind); } - var scriptKind = getScriptKind(fileName, host); - return ts.forEach(scriptKinds, function (k) { return k === scriptKind; }); - } - ts.scriptKindIs = scriptKindIs; - function getScriptKind(fileName, host) { - // First check to see if the script kind was specified by the host. Chances are the host - // may override the default script kind for the file extension. - var scriptKind; - if (host && host.getScriptKind) { - scriptKind = host.getScriptKind(fileName); + function acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, acquiring, scriptKind) { + var bucket = getBucketForCompilationSettings(key, /*createIfMissing*/ true); + var entry = bucket.get(path); + if (!entry) { + // Have never seen this file with these settings. Create a new source file for it. + var sourceFile = ts.createLanguageServiceSourceFile(fileName, scriptSnapshot, compilationSettings.target, version, /*setNodeParents*/ false, scriptKind); + entry = { + sourceFile: sourceFile, + languageServiceRefCount: 1, + owners: [] + }; + bucket.set(path, entry); + } + else { + // We have an entry for this file. However, it may be for a different version of + // the script snapshot. If so, update it appropriately. Otherwise, we can just + // return it as is. + if (entry.sourceFile.version !== version) { + entry.sourceFile = ts.updateLanguageServiceSourceFile(entry.sourceFile, scriptSnapshot, version, scriptSnapshot.getChangeRange(entry.sourceFile.scriptSnapshot)); + } + // If we're acquiring, then this is the first time this LS is asking for this document. + // Increase our ref count so we know there's another LS using the document. If we're + // not acquiring, then that means the LS is 'updating' the file instead, and that means + // it has already acquired the document previously. As such, we do not need to increase + // the ref count. + if (acquiring) { + entry.languageServiceRefCount++; + } + } + return entry.sourceFile; } - if (!scriptKind) { - scriptKind = ts.getScriptKindFromFileName(fileName); + function releaseDocument(fileName, compilationSettings) { + var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); + var key = getKeyForCompilationSettings(compilationSettings); + return releaseDocumentWithKey(path, key); } - return ts.ensureScriptKind(fileName, scriptKind); - } - ts.getScriptKind = getScriptKind; - function sanitizeConfigFile(configFileName, content) { - var options = { - fileName: "config.js", - compilerOptions: { - target: 2 /* ES2015 */, - removeComments: true - }, - reportDiagnostics: true - }; - var _a = ts.transpileModule("(" + content + ")", options), outputText = _a.outputText, diagnostics = _a.diagnostics; - // Becasue the content was wrapped in "()", the start position of diagnostics needs to be subtract by 1 - // also, the emitted result will have "(" in the beginning and ");" in the end. We need to strip these - // as well - var trimmedOutput = outputText.trim(); - for (var _i = 0, diagnostics_2 = diagnostics; _i < diagnostics_2.length; _i++) { - var diagnostic = diagnostics_2[_i]; - diagnostic.start = diagnostic.start - 1; + function releaseDocumentWithKey(path, key) { + var bucket = getBucketForCompilationSettings(key, /*createIfMissing*/ false); + ts.Debug.assert(bucket !== undefined); + var entry = bucket.get(path); + entry.languageServiceRefCount--; + ts.Debug.assert(entry.languageServiceRefCount >= 0); + if (entry.languageServiceRefCount === 0) { + bucket.delete(path); + } } - var _b = ts.parseConfigFileTextToJson(configFileName, trimmedOutput.substring(1, trimmedOutput.length - 2), /*stripComments*/ false), config = _b.config, error = _b.error; return { - configJsonObject: config || {}, - diagnostics: error ? ts.concatenate(diagnostics, [error]) : diagnostics + acquireDocument: acquireDocument, + acquireDocumentWithKey: acquireDocumentWithKey, + updateDocument: updateDocument, + updateDocumentWithKey: updateDocumentWithKey, + releaseDocument: releaseDocument, + releaseDocumentWithKey: releaseDocumentWithKey, + reportStats: reportStats, + getKeyForCompilationSettings: getKeyForCompilationSettings }; } - ts.sanitizeConfigFile = sanitizeConfigFile; + ts.createDocumentRegistry = createDocumentRegistry; })(ts || (ts = {})); +/* Code for finding imports of an exported symbol. Used only by FindAllReferences. */ +/* @internal */ var ts; (function (ts) { - /// Classifier - function createClassifier() { - var scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false); - /// We do not have a full parser support to know when we should parse a regex or not - /// If we consider every slash token to be a regex, we could be missing cases like "1/2/3", where - /// we have a series of divide operator. this list allows us to be more accurate by ruling out - /// locations where a regexp cannot exist. - var noRegexTable = []; - noRegexTable[70 /* Identifier */] = true; - noRegexTable[9 /* StringLiteral */] = true; - noRegexTable[8 /* NumericLiteral */] = true; - noRegexTable[11 /* RegularExpressionLiteral */] = true; - noRegexTable[98 /* ThisKeyword */] = true; - noRegexTable[42 /* PlusPlusToken */] = true; - noRegexTable[43 /* MinusMinusToken */] = true; - noRegexTable[19 /* CloseParenToken */] = true; - noRegexTable[21 /* CloseBracketToken */] = true; - noRegexTable[17 /* CloseBraceToken */] = true; - noRegexTable[100 /* TrueKeyword */] = true; - noRegexTable[85 /* FalseKeyword */] = true; - // Just a stack of TemplateHeads and OpenCurlyBraces, used to perform rudimentary (inexact) - // classification on template strings. Because of the context free nature of templates, - // the only precise way to classify a template portion would be by propagating the stack across - // lines, just as we do with the end-of-line state. However, this is a burden for implementers, - // and the behavior is entirely subsumed by the syntactic classifier anyway, so we instead - // flatten any nesting when the template stack is non-empty and encode it in the end-of-line state. - // Situations in which this fails are - // 1) When template strings are nested across different lines: - // `hello ${ `world - // ` }` - // - // Where on the second line, you will get the closing of a template, - // a closing curly, and a new template. - // - // 2) When substitution expressions have curly braces and the curly brace falls on the next line: - // `hello ${ () => { - // return "world" } } ` - // - // Where on the second line, you will get the 'return' keyword, - // a string literal, and a template end consisting of '} } `'. - var templateStack = []; - /** Returns true if 'keyword2' can legally follow 'keyword1' in any language construct. */ - function canFollow(keyword1, keyword2) { - if (ts.isAccessibilityModifier(keyword1)) { - if (keyword2 === 124 /* GetKeyword */ || - keyword2 === 133 /* SetKeyword */ || - keyword2 === 122 /* ConstructorKeyword */ || - keyword2 === 114 /* StaticKeyword */) { - // Allow things like "public get", "public constructor" and "public static". - // These are all legal. - return true; + var FindAllReferences; + (function (FindAllReferences) { + /** Creates the imports map and returns an ImportTracker that uses it. Call this lazily to avoid calling `getDirectImportsMap` unnecessarily. */ + function createImportTracker(sourceFiles, checker, cancellationToken) { + var allDirectImports = getDirectImportsMap(sourceFiles, checker, cancellationToken); + return function (exportSymbol, exportInfo, isForRename) { + var _a = getImportersForExport(sourceFiles, allDirectImports, exportInfo, checker, cancellationToken), directImports = _a.directImports, indirectUsers = _a.indirectUsers; + return __assign({ indirectUsers: indirectUsers }, getSearchesFromDirectImports(directImports, exportSymbol, exportInfo.exportKind, checker, isForRename)); + }; + } + FindAllReferences.createImportTracker = createImportTracker; + var ExportKind; + (function (ExportKind) { + ExportKind[ExportKind["Named"] = 0] = "Named"; + ExportKind[ExportKind["Default"] = 1] = "Default"; + ExportKind[ExportKind["ExportEquals"] = 2] = "ExportEquals"; + })(ExportKind = FindAllReferences.ExportKind || (FindAllReferences.ExportKind = {})); + var ImportExport; + (function (ImportExport) { + ImportExport[ImportExport["Import"] = 0] = "Import"; + ImportExport[ImportExport["Export"] = 1] = "Export"; + })(ImportExport = FindAllReferences.ImportExport || (FindAllReferences.ImportExport = {})); + /** Returns import statements that directly reference the exporting module, and a list of files that may access the module through a namespace. */ + function getImportersForExport(sourceFiles, allDirectImports, _a, checker, cancellationToken) { + var exportingModuleSymbol = _a.exportingModuleSymbol, exportKind = _a.exportKind; + var markSeenDirectImport = ts.nodeSeenTracker(); + var markSeenIndirectUser = ts.nodeSeenTracker(); + var directImports = []; + var isAvailableThroughGlobal = !!exportingModuleSymbol.globalExports; + var indirectUserDeclarations = isAvailableThroughGlobal ? undefined : []; + handleDirectImports(exportingModuleSymbol); + return { directImports: directImports, indirectUsers: getIndirectUsers() }; + function getIndirectUsers() { + if (isAvailableThroughGlobal) { + // It has `export as namespace`, so anything could potentially use it. + return sourceFiles; + } + // Module augmentations may use this module's exports without importing it. + for (var _i = 0, _a = exportingModuleSymbol.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + if (ts.isExternalModuleAugmentation(decl)) { + addIndirectUser(decl); + } } - // Any other keyword following "public" is actually an identifier an not a real - // keyword. - return false; + // This may return duplicates (if there are multiple module declarations in a single source file, all importing the same thing as a namespace), but `State.markSearchedSymbol` will handle that. + return indirectUserDeclarations.map(ts.getSourceFileOfNode); } - // Assume any other keyword combination is legal. This can be refined in the future - // if there are more cases we want the classifier to be better at. - return true; - } - function convertClassifications(classifications, text) { - var entries = []; - var dense = classifications.spans; - var lastEnd = 0; - for (var i = 0, n = dense.length; i < n; i += 3) { - var start = dense[i]; - var length_4 = dense[i + 1]; - var type = dense[i + 2]; - // Make a whitespace entry between the last item and this one. - if (lastEnd >= 0) { - var whitespaceLength_1 = start - lastEnd; - if (whitespaceLength_1 > 0) { - entries.push({ length: whitespaceLength_1, classification: ts.TokenClass.Whitespace }); + function handleDirectImports(exportingModuleSymbol) { + var theseDirectImports = getDirectImports(exportingModuleSymbol); + if (theseDirectImports) { + for (var _i = 0, theseDirectImports_1 = theseDirectImports; _i < theseDirectImports_1.length; _i++) { + var direct = theseDirectImports_1[_i]; + if (!markSeenDirectImport(direct)) { + continue; + } + cancellationToken.throwIfCancellationRequested(); + switch (direct.kind) { + case 181 /* CallExpression */: + if (!isAvailableThroughGlobal) { + var parent = direct.parent; + if (exportKind === 2 /* ExportEquals */ && parent.kind === 226 /* VariableDeclaration */) { + var name = parent.name; + if (name.kind === 71 /* Identifier */) { + directImports.push(name); + break; + } + } + // Don't support re-exporting 'require()' calls, so just add a single indirect user. + addIndirectUser(direct.getSourceFile()); + } + break; + case 237 /* ImportEqualsDeclaration */: + handleNamespaceImport(direct, direct.name, ts.hasModifier(direct, 1 /* Export */)); + break; + case 238 /* ImportDeclaration */: + var namedBindings = direct.importClause && direct.importClause.namedBindings; + if (namedBindings && namedBindings.kind === 240 /* NamespaceImport */) { + handleNamespaceImport(direct, namedBindings.name); + } + else { + directImports.push(direct); + } + break; + case 244 /* ExportDeclaration */: + if (!direct.exportClause) { + // This is `export * from "foo"`, so imports of this module may import the export too. + handleDirectImports(getContainingModuleSymbol(direct, checker)); + } + else { + // This is `export { foo } from "foo"` and creates an alias symbol, so recursive search will get handle re-exports. + directImports.push(direct); + } + break; + } } } - entries.push({ length: length_4, classification: convertClassification(type) }); - lastEnd = start + length_4; } - var whitespaceLength = text.length - lastEnd; - if (whitespaceLength > 0) { - entries.push({ length: whitespaceLength, classification: ts.TokenClass.Whitespace }); + function handleNamespaceImport(importDeclaration, name, isReExport) { + if (exportKind === 2 /* ExportEquals */) { + // This is a direct import, not import-as-namespace. + directImports.push(importDeclaration); + } + else if (!isAvailableThroughGlobal) { + var sourceFileLike = getSourceFileLikeForImportDeclaration(importDeclaration); + ts.Debug.assert(sourceFileLike.kind === 265 /* SourceFile */ || sourceFileLike.kind === 233 /* ModuleDeclaration */); + if (isReExport || findNamespaceReExports(sourceFileLike, name, checker)) { + addIndirectUsers(sourceFileLike); + } + else { + addIndirectUser(sourceFileLike); + } + } } - return { entries: entries, finalLexState: classifications.endOfLineState }; - } - function convertClassification(type) { - switch (type) { - case 1 /* comment */: return ts.TokenClass.Comment; - case 3 /* keyword */: return ts.TokenClass.Keyword; - case 4 /* numericLiteral */: return ts.TokenClass.NumberLiteral; - case 5 /* operator */: return ts.TokenClass.Operator; - case 6 /* stringLiteral */: return ts.TokenClass.StringLiteral; - case 8 /* whiteSpace */: return ts.TokenClass.Whitespace; - case 10 /* punctuation */: return ts.TokenClass.Punctuation; - case 2 /* identifier */: - case 11 /* className */: - case 12 /* enumName */: - case 13 /* interfaceName */: - case 14 /* moduleName */: - case 15 /* typeParameterName */: - case 16 /* typeAliasName */: - case 9 /* text */: - case 17 /* parameterName */: - default: - return ts.TokenClass.Identifier; + function addIndirectUser(sourceFileLike) { + ts.Debug.assert(!isAvailableThroughGlobal); + var isNew = markSeenIndirectUser(sourceFileLike); + if (isNew) { + indirectUserDeclarations.push(sourceFileLike); + } + return isNew; + } + /** Adds a module and all of its transitive dependencies as possible indirect users. */ + function addIndirectUsers(sourceFileLike) { + if (!addIndirectUser(sourceFileLike)) { + return; + } + var moduleSymbol = checker.getMergedSymbol(sourceFileLike.symbol); + ts.Debug.assert(!!(moduleSymbol.flags & 1536 /* Module */)); + var directImports = getDirectImports(moduleSymbol); + if (directImports) { + for (var _i = 0, directImports_1 = directImports; _i < directImports_1.length; _i++) { + var directImport = directImports_1[_i]; + addIndirectUsers(getSourceFileLikeForImportDeclaration(directImport)); + } + } + } + function getDirectImports(moduleSymbol) { + return allDirectImports.get(ts.getSymbolId(moduleSymbol).toString()); } } - function getClassificationsForLine(text, lexState, syntacticClassifierAbsent) { - return convertClassifications(getEncodedLexicalClassifications(text, lexState, syntacticClassifierAbsent), text); - } - // If there is a syntactic classifier ('syntacticClassifierAbsent' is false), - // we will be more conservative in order to avoid conflicting with the syntactic classifier. - function getEncodedLexicalClassifications(text, lexState, syntacticClassifierAbsent) { - var offset = 0; - var token = 0 /* Unknown */; - var lastNonTriviaToken = 0 /* Unknown */; - // Empty out the template stack for reuse. - while (templateStack.length > 0) { - templateStack.pop(); + /** + * Given the set of direct imports of a module, we need to find which ones import the particular exported symbol. + * The returned `importSearches` will result in the entire source file being searched. + * But re-exports will be placed in 'singleReferences' since they cannot be locally referenced. + */ + function getSearchesFromDirectImports(directImports, exportSymbol, exportKind, checker, isForRename) { + var importSearches = []; + var singleReferences = []; + function addSearch(location, symbol) { + importSearches.push([location, symbol]); } - // If we're in a string literal, then prepend: "\ - // (and a newline). That way when we lex we'll think we're still in a string literal. - // - // If we're in a multiline comment, then prepend: /* - // (and a newline). That way when we lex we'll think we're still in a multiline comment. - switch (lexState) { - case 3 /* InDoubleQuoteStringLiteral */: - text = "\"\\\n" + text; - offset = 3; - break; - case 2 /* InSingleQuoteStringLiteral */: - text = "'\\\n" + text; - offset = 3; - break; - case 1 /* InMultiLineCommentTrivia */: - text = "/*\n" + text; - offset = 3; - break; - case 4 /* InTemplateHeadOrNoSubstitutionTemplate */: - text = "`\n" + text; - offset = 2; - break; - case 5 /* InTemplateMiddleOrTail */: - text = "}\n" + text; - offset = 2; - // fallthrough - case 6 /* InTemplateSubstitutionPosition */: - templateStack.push(13 /* TemplateHead */); - break; + if (directImports) { + for (var _i = 0, directImports_2 = directImports; _i < directImports_2.length; _i++) { + var decl = directImports_2[_i]; + handleImport(decl); + } } - scanner.setText(text); - var result = { - endOfLineState: 0 /* None */, - spans: [] - }; - // We can run into an unfortunate interaction between the lexical and syntactic classifier - // when the user is typing something generic. Consider the case where the user types: - // - // Foo tokens. It's a weak heuristic, but should - // work well enough in practice. - var angleBracketStack = 0; - do { - token = scanner.scan(); - if (!ts.isTrivia(token)) { - if ((token === 40 /* SlashToken */ || token === 62 /* SlashEqualsToken */) && !noRegexTable[lastNonTriviaToken]) { - if (scanner.reScanSlashToken() === 11 /* RegularExpressionLiteral */) { - token = 11 /* RegularExpressionLiteral */; - } + return { importSearches: importSearches, singleReferences: singleReferences }; + function handleImport(decl) { + if (decl.kind === 237 /* ImportEqualsDeclaration */) { + if (isExternalModuleImportEquals(decl)) { + handleNamespaceImportLike(decl.name); + } + return; + } + if (decl.kind === 71 /* Identifier */) { + handleNamespaceImportLike(decl); + return; + } + // Ignore if there's a grammar error + if (decl.moduleSpecifier.kind !== 9 /* StringLiteral */) { + return; + } + if (decl.kind === 244 /* ExportDeclaration */) { + searchForNamedImport(decl.exportClause); + return; + } + var importClause = decl.importClause; + if (!importClause) { + return; + } + var namedBindings = importClause.namedBindings; + if (namedBindings && namedBindings.kind === 240 /* NamespaceImport */) { + handleNamespaceImportLike(namedBindings.name); + return; + } + if (exportKind === 0 /* Named */) { + searchForNamedImport(namedBindings); + } + else { + // `export =` might be imported by a default import if `--allowSyntheticDefaultImports` is on, so this handles both ExportKind.Default and ExportKind.ExportEquals + var name = importClause.name; + // If a default import has the same name as the default export, allow to rename it. + // Given `import f` and `export default function f`, we will rename both, but for `import g` we will rename just that. + if (name && (!isForRename || name.escapedText === symbolName(exportSymbol))) { + var defaultImportAlias = checker.getSymbolAtLocation(name); + addSearch(name, defaultImportAlias); } - else if (lastNonTriviaToken === 22 /* DotToken */ && isKeyword(token)) { - token = 70 /* Identifier */; + // 'default' might be accessed as a named import `{ default as foo }`. + if (!isForRename && exportKind === 1 /* Default */) { + searchForNamedImport(namedBindings); } - else if (isKeyword(lastNonTriviaToken) && isKeyword(token) && !canFollow(lastNonTriviaToken, token)) { - // We have two keywords in a row. Only treat the second as a keyword if - // it's a sequence that could legally occur in the language. Otherwise - // treat it as an identifier. This way, if someone writes "private var" - // we recognize that 'var' is actually an identifier here. - token = 70 /* Identifier */; + } + } + /** + * `import x = require("./x") or `import * as x from "./x"`. + * An `export =` may be imported by this syntax, so it may be a direct import. + * If it's not a direct import, it will be in `indirectUsers`, so we don't have to do anything here. + */ + function handleNamespaceImportLike(importName) { + // Don't rename an import that already has a different name than the export. + if (exportKind === 2 /* ExportEquals */ && (!isForRename || isNameMatch(importName.escapedText))) { + addSearch(importName, checker.getSymbolAtLocation(importName)); + } + } + function searchForNamedImport(namedBindings) { + if (!namedBindings) { + return; + } + for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { + var element = _a[_i]; + var name = element.name, propertyName = element.propertyName; + if (!isNameMatch((propertyName || name).escapedText)) { + continue; } - else if (lastNonTriviaToken === 70 /* Identifier */ && - token === 26 /* LessThanToken */) { - // Could be the start of something generic. Keep track of that by bumping - // up the current count of generic contexts we may be in. - angleBracketStack++; + if (propertyName) { + // This is `import { foo as bar } from "./a"` or `export { foo as bar } from "./a"`. `foo` isn't a local in the file, so just add it as a single reference. + singleReferences.push(propertyName); + if (!isForRename) { + // Search locally for `bar`. + addSearch(name, checker.getSymbolAtLocation(name)); + } + } + else { + var localSymbol = element.kind === 246 /* ExportSpecifier */ && element.propertyName + ? checker.getExportSpecifierLocalTargetSymbol(element) // For re-exporting under a different name, we want to get the re-exported symbol. + : checker.getSymbolAtLocation(name); + addSearch(name, localSymbol); + } + } + } + function isNameMatch(name) { + // Use name of "default" even in `export =` case because we may have allowSyntheticDefaultImports + return name === exportSymbol.escapedName || exportKind !== 0 /* Named */ && name === "default"; + } + } + /** Returns 'true' is the namespace 'name' is re-exported from this module, and 'false' if it is only used locally. */ + function findNamespaceReExports(sourceFileLike, name, checker) { + var namespaceImportSymbol = checker.getSymbolAtLocation(name); + return forEachPossibleImportOrExportStatement(sourceFileLike, function (statement) { + if (statement.kind !== 244 /* ExportDeclaration */) + return; + var _a = statement, exportClause = _a.exportClause, moduleSpecifier = _a.moduleSpecifier; + if (moduleSpecifier || !exportClause) + return; + for (var _i = 0, _b = exportClause.elements; _i < _b.length; _i++) { + var element = _b[_i]; + if (checker.getExportSpecifierLocalTargetSymbol(element) === namespaceImportSymbol) { + return true; } - else if (token === 28 /* GreaterThanToken */ && angleBracketStack > 0) { - // If we think we're currently in something generic, then mark that that - // generic entity is complete. - angleBracketStack--; + } + }); + } + function findModuleReferences(program, sourceFiles, searchModuleSymbol) { + var refs = []; + var checker = program.getTypeChecker(); + for (var _i = 0, sourceFiles_4 = sourceFiles; _i < sourceFiles_4.length; _i++) { + var referencingFile = sourceFiles_4[_i]; + var searchSourceFile = searchModuleSymbol.valueDeclaration; + if (searchSourceFile.kind === 265 /* SourceFile */) { + for (var _a = 0, _b = referencingFile.referencedFiles; _a < _b.length; _a++) { + var ref = _b[_a]; + if (program.getSourceFileFromReference(referencingFile, ref) === searchSourceFile) { + refs.push({ kind: "reference", referencingFile: referencingFile, ref: ref }); + } } - else if (token === 118 /* AnyKeyword */ || - token === 134 /* StringKeyword */ || - token === 132 /* NumberKeyword */ || - token === 121 /* BooleanKeyword */ || - token === 135 /* SymbolKeyword */) { - if (angleBracketStack > 0 && !syntacticClassifierAbsent) { - // If it looks like we're could be in something generic, don't classify this - // as a keyword. We may just get overwritten by the syntactic classifier, - // causing a noisy experience for the user. - token = 70 /* Identifier */; + for (var _c = 0, _d = referencingFile.typeReferenceDirectives; _c < _d.length; _c++) { + var ref = _d[_c]; + var referenced = program.getResolvedTypeReferenceDirectives().get(ref.fileName); + if (referenced !== undefined && referenced.resolvedFileName === searchSourceFile.fileName) { + refs.push({ kind: "reference", referencingFile: referencingFile, ref: ref }); } } - else if (token === 13 /* TemplateHead */) { - templateStack.push(token); + } + forEachImport(referencingFile, function (_importDecl, moduleSpecifier) { + var moduleSymbol = checker.getSymbolAtLocation(moduleSpecifier); + if (moduleSymbol === searchModuleSymbol) { + refs.push({ kind: "import", literal: moduleSpecifier }); } - else if (token === 16 /* OpenBraceToken */) { - // If we don't have anything on the template stack, - // then we aren't trying to keep track of a previously scanned template head. - if (templateStack.length > 0) { - templateStack.push(token); + }); + } + return refs; + } + FindAllReferences.findModuleReferences = findModuleReferences; + /** Returns a map from a module symbol Id to all import statements that directly reference the module. */ + function getDirectImportsMap(sourceFiles, checker, cancellationToken) { + var map = ts.createMap(); + for (var _i = 0, sourceFiles_5 = sourceFiles; _i < sourceFiles_5.length; _i++) { + var sourceFile = sourceFiles_5[_i]; + cancellationToken.throwIfCancellationRequested(); + forEachImport(sourceFile, function (importDecl, moduleSpecifier) { + var moduleSymbol = checker.getSymbolAtLocation(moduleSpecifier); + if (moduleSymbol) { + var id = ts.getSymbolId(moduleSymbol).toString(); + var imports = map.get(id); + if (!imports) { + map.set(id, imports = []); } + imports.push(importDecl); } - else if (token === 17 /* CloseBraceToken */) { - // If we don't have anything on the template stack, - // then we aren't trying to keep track of a previously scanned template head. - if (templateStack.length > 0) { - var lastTemplateStackToken = ts.lastOrUndefined(templateStack); - if (lastTemplateStackToken === 13 /* TemplateHead */) { - token = scanner.reScanTemplateToken(); - // Only pop on a TemplateTail; a TemplateMiddle indicates there is more for us. - if (token === 15 /* TemplateTail */) { - templateStack.pop(); - } - else { - ts.Debug.assert(token === 14 /* TemplateMiddle */, "Should have been a template middle. Was " + token); - } + }); + } + return map; + } + /** Iterates over all statements at the top level or in module declarations. Returns the first truthy result. */ + function forEachPossibleImportOrExportStatement(sourceFileLike, action) { + return ts.forEach(sourceFileLike.kind === 265 /* SourceFile */ ? sourceFileLike.statements : sourceFileLike.body.statements, function (statement) { + return action(statement) || (isAmbientModuleDeclaration(statement) && ts.forEach(statement.body && statement.body.statements, action)); + }); + } + /** Calls `action` for each import, re-export, or require() in a file. */ + function forEachImport(sourceFile, action) { + if (sourceFile.externalModuleIndicator || sourceFile.imports !== undefined) { + for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) { + var moduleSpecifier = _a[_i]; + action(importerFromModuleSpecifier(moduleSpecifier), moduleSpecifier); + } + } + else { + forEachPossibleImportOrExportStatement(sourceFile, function (statement) { + switch (statement.kind) { + case 244 /* ExportDeclaration */: + case 238 /* ImportDeclaration */: { + var decl = statement; + if (decl.moduleSpecifier && decl.moduleSpecifier.kind === 9 /* StringLiteral */) { + action(decl, decl.moduleSpecifier); } - else { - ts.Debug.assert(lastTemplateStackToken === 16 /* OpenBraceToken */, "Should have been an open brace. Was: " + token); - templateStack.pop(); + break; + } + case 237 /* ImportEqualsDeclaration */: { + var decl = statement; + var moduleReference = decl.moduleReference; + if (moduleReference.kind === 248 /* ExternalModuleReference */ && + moduleReference.expression.kind === 9 /* StringLiteral */) { + action(decl, moduleReference.expression); } + break; } } - lastNonTriviaToken = token; + }); + } + } + function importerFromModuleSpecifier(moduleSpecifier) { + var decl = moduleSpecifier.parent; + switch (decl.kind) { + case 181 /* CallExpression */: + case 238 /* ImportDeclaration */: + case 244 /* ExportDeclaration */: + return decl; + case 248 /* ExternalModuleReference */: + return decl.parent; + default: + ts.Debug.fail("Unexpected module specifier parent: " + decl.kind); + } + } + /** + * Given a local reference, we might notice that it's an import/export and recursively search for references of that. + * If at an import, look locally for the symbol it imports. + * If an an export, look for all imports of it. + * This doesn't handle export specifiers; that is done in `getReferencesAtExportSpecifier`. + * @param comingFromExport If we are doing a search for all exports, don't bother looking backwards for the imported symbol, since that's the reason we're here. + */ + function getImportOrExportSymbol(node, symbol, checker, comingFromExport) { + return comingFromExport ? getExport() : getExport() || getImport(); + function getExport() { + var parent = node.parent; + if (symbol.exportSymbol) { + if (parent.kind === 179 /* PropertyAccessExpression */) { + // When accessing an export of a JS module, there's no alias. The symbol will still be flagged as an export even though we're at the use. + // So check that we are at the declaration. + return symbol.declarations.some(function (d) { return d === parent; }) && ts.isBinaryExpression(parent.parent) + ? getSpecialPropertyExport(parent.parent, /*useLhsSymbol*/ false) + : undefined; + } + else { + return exportInfo(symbol.exportSymbol, getExportKindForDeclaration(parent)); + } } - processToken(); - } while (token !== 1 /* EndOfFileToken */); - return result; - function processToken() { - var start = scanner.getTokenPos(); - var end = scanner.getTextPos(); - addResult(start, end, classFromKind(token)); - if (end >= text.length) { - if (token === 9 /* StringLiteral */) { - // Check to see if we finished up on a multiline string literal. - var tokenText = scanner.getTokenText(); - if (scanner.isUnterminated()) { - var lastCharIndex = tokenText.length - 1; - var numBackslashes = 0; - while (tokenText.charCodeAt(lastCharIndex - numBackslashes) === 92 /* backslash */) { - numBackslashes++; - } - // If we have an odd number of backslashes, then the multiline string is unclosed - if (numBackslashes & 1) { - var quoteChar = tokenText.charCodeAt(0); - result.endOfLineState = quoteChar === 34 /* doubleQuote */ - ? 3 /* InDoubleQuoteStringLiteral */ - : 2 /* InSingleQuoteStringLiteral */; + else { + var exportNode = getExportNode(parent, node); + if (exportNode && ts.hasModifier(exportNode, 1 /* Export */)) { + if (ts.isImportEqualsDeclaration(exportNode) && exportNode.moduleReference === node) { + // We're at `Y` in `export import X = Y`. This is not the exported symbol, the left-hand-side is. So treat this as an import statement. + if (comingFromExport) { + return undefined; } + var lhsSymbol = checker.getSymbolAtLocation(exportNode.name); + return { kind: 0 /* Import */, symbol: lhsSymbol, isNamedImport: false }; } - } - else if (token === 3 /* MultiLineCommentTrivia */) { - // Check to see if the multiline comment was unclosed. - if (scanner.isUnterminated()) { - result.endOfLineState = 1 /* InMultiLineCommentTrivia */; + else { + return exportInfo(symbol, getExportKindForDeclaration(exportNode)); } } - else if (ts.isTemplateLiteralKind(token)) { - if (scanner.isUnterminated()) { - if (token === 15 /* TemplateTail */) { - result.endOfLineState = 5 /* InTemplateMiddleOrTail */; - } - else if (token === 12 /* NoSubstitutionTemplateLiteral */) { - result.endOfLineState = 4 /* InTemplateHeadOrNoSubstitutionTemplate */; - } - else { - ts.Debug.fail("Only 'NoSubstitutionTemplateLiteral's and 'TemplateTail's can be unterminated; got SyntaxKind #" + token); - } - } + else if (ts.isExportAssignment(parent)) { + return getExportAssignmentExport(parent); } - else if (templateStack.length > 0 && ts.lastOrUndefined(templateStack) === 13 /* TemplateHead */) { - result.endOfLineState = 6 /* InTemplateSubstitutionPosition */; + else if (ts.isExportAssignment(parent.parent)) { + return getExportAssignmentExport(parent.parent); + } + else if (ts.isBinaryExpression(parent)) { + return getSpecialPropertyExport(parent, /*useLhsSymbol*/ true); + } + else if (ts.isBinaryExpression(parent.parent)) { + return getSpecialPropertyExport(parent.parent, /*useLhsSymbol*/ true); } } - } - function addResult(start, end, classification) { - if (classification === 8 /* whiteSpace */) { - // Don't bother with whitespace classifications. They're not needed. - return; + function getExportAssignmentExport(ex) { + // Get the symbol for the `export =` node; its parent is the module it's the export of. + var exportingModuleSymbol = ex.symbol.parent; + ts.Debug.assert(!!exportingModuleSymbol); + var exportKind = ex.isExportEquals ? 2 /* ExportEquals */ : 1 /* Default */; + return { kind: 1 /* Export */, symbol: symbol, exportInfo: { exportingModuleSymbol: exportingModuleSymbol, exportKind: exportKind } }; } - if (start === 0 && offset > 0) { - // We're classifying the first token, and this was a case where we prepended - // text. We should consider the start of this token to be at the start of - // the original text. - start += offset; + function getSpecialPropertyExport(node, useLhsSymbol) { + var kind; + switch (ts.getSpecialPropertyAssignmentKind(node)) { + case 1 /* ExportsProperty */: + kind = 0 /* Named */; + break; + case 2 /* ModuleExports */: + kind = 2 /* ExportEquals */; + break; + default: + return undefined; + } + var sym = useLhsSymbol ? checker.getSymbolAtLocation(node.left.name) : symbol; + return sym && exportInfo(sym, kind); } - // All our tokens are in relation to the augmented text. Move them back to be - // relative to the original text. - start -= offset; - end -= offset; - var length = end - start; - if (length > 0) { - result.spans.push(start); - result.spans.push(length); - result.spans.push(classification); + } + function getImport() { + var isImport = isNodeImport(node); + if (!isImport) + return undefined; + // A symbol being imported is always an alias. So get what that aliases to find the local symbol. + var importedSymbol = checker.getImmediateAliasedSymbol(symbol); + if (!importedSymbol) + return undefined; + // Search on the local symbol in the exporting module, not the exported symbol. + importedSymbol = skipExportSpecifierSymbol(importedSymbol, checker); + // Similarly, skip past the symbol for 'export =' + if (importedSymbol.escapedName === "export=") { + importedSymbol = getExportEqualsLocalSymbol(importedSymbol, checker); + } + // If the import has a different name than the export, do not continue searching. + // If `importedName` is undefined, do continue searching as the export is anonymous. + // (All imports returned from this function will be ignored anyway if we are in rename and this is a not a named export.) + var importedName = symbolName(importedSymbol); + if (importedName === undefined || importedName === "default" || importedName === symbol.escapedName) { + return __assign({ kind: 0 /* Import */, symbol: importedSymbol }, isImport); } } + function exportInfo(symbol, kind) { + var exportInfo = getExportInfo(symbol, kind, checker); + return exportInfo && { kind: 1 /* Export */, symbol: symbol, exportInfo: exportInfo }; + } + // Not meant for use with export specifiers or export assignment. + function getExportKindForDeclaration(node) { + return ts.hasModifier(node, 512 /* Default */) ? 1 /* Default */ : 0 /* Named */; + } } - function isBinaryExpressionOperatorToken(token) { - switch (token) { - case 38 /* AsteriskToken */: - case 40 /* SlashToken */: - case 41 /* PercentToken */: - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 44 /* LessThanLessThanToken */: - case 45 /* GreaterThanGreaterThanToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: - case 26 /* LessThanToken */: - case 28 /* GreaterThanToken */: - case 29 /* LessThanEqualsToken */: - case 30 /* GreaterThanEqualsToken */: - case 92 /* InstanceOfKeyword */: - case 91 /* InKeyword */: - case 117 /* AsKeyword */: - case 31 /* EqualsEqualsToken */: - case 32 /* ExclamationEqualsToken */: - case 33 /* EqualsEqualsEqualsToken */: - case 34 /* ExclamationEqualsEqualsToken */: - case 47 /* AmpersandToken */: - case 49 /* CaretToken */: - case 48 /* BarToken */: - case 52 /* AmpersandAmpersandToken */: - case 53 /* BarBarToken */: - case 68 /* BarEqualsToken */: - case 67 /* AmpersandEqualsToken */: - case 69 /* CaretEqualsToken */: - case 64 /* LessThanLessThanEqualsToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 58 /* PlusEqualsToken */: - case 59 /* MinusEqualsToken */: - case 60 /* AsteriskEqualsToken */: - case 62 /* SlashEqualsToken */: - case 63 /* PercentEqualsToken */: - case 57 /* EqualsToken */: - case 25 /* CommaToken */: - return true; - default: - return false; + FindAllReferences.getImportOrExportSymbol = getImportOrExportSymbol; + function getExportEqualsLocalSymbol(importedSymbol, checker) { + if (importedSymbol.flags & 2097152 /* Alias */) { + return checker.getImmediateAliasedSymbol(importedSymbol); + } + var decl = importedSymbol.valueDeclaration; + if (ts.isExportAssignment(decl)) { + return decl.expression.symbol; } + else if (ts.isBinaryExpression(decl)) { + return decl.right.symbol; + } + ts.Debug.fail(); } - function isPrefixUnaryExpressionOperatorToken(token) { - switch (token) { - case 36 /* PlusToken */: - case 37 /* MinusToken */: - case 51 /* TildeToken */: - case 50 /* ExclamationToken */: - case 42 /* PlusPlusToken */: - case 43 /* MinusMinusToken */: - return true; + // If a reference is a class expression, the exported node would be its parent. + // If a reference is a variable declaration, the exported node would be the variable statement. + function getExportNode(parent, node) { + if (parent.kind === 226 /* VariableDeclaration */) { + var p = parent; + return p.name !== node ? undefined : + p.parent.kind === 260 /* CatchClause */ ? undefined : p.parent.parent.kind === 208 /* VariableStatement */ ? p.parent.parent : undefined; + } + else { + return parent; + } + } + function isNodeImport(node) { + var parent = node.parent; + switch (parent.kind) { + case 237 /* ImportEqualsDeclaration */: + return parent.name === node && isExternalModuleImportEquals(parent) + ? { isNamedImport: false } + : undefined; + case 242 /* ImportSpecifier */: + // For a rename import `{ foo as bar }`, don't search for the imported symbol. Just find local uses of `bar`. + return parent.propertyName ? undefined : { isNamedImport: true }; + case 239 /* ImportClause */: + case 240 /* NamespaceImport */: + ts.Debug.assert(parent.name === node); + return { isNamedImport: false }; default: - return false; + return undefined; } } - function isKeyword(token) { - return token >= 71 /* FirstKeyword */ && token <= 140 /* LastKeyword */; + function getExportInfo(exportSymbol, exportKind, checker) { + var exportingModuleSymbol = checker.getMergedSymbol(exportSymbol.parent); // Need to get merged symbol in case there's an augmentation. + // `export` may appear in a namespace. In that case, just rely on global search. + return ts.isExternalModuleSymbol(exportingModuleSymbol) ? { exportingModuleSymbol: exportingModuleSymbol, exportKind: exportKind } : undefined; } - function classFromKind(token) { - if (isKeyword(token)) { - return 3 /* keyword */; + FindAllReferences.getExportInfo = getExportInfo; + function symbolName(symbol) { + if (symbol.escapedName !== "default") { + return symbol.escapedName; } - else if (isBinaryExpressionOperatorToken(token) || isPrefixUnaryExpressionOperatorToken(token)) { - return 5 /* operator */; + return ts.forEach(symbol.declarations, function (decl) { + var name = ts.getNameOfDeclaration(decl); + return name && name.kind === 71 /* Identifier */ && name.escapedText; + }); + } + /** If at an export specifier, go to the symbol it refers to. */ + function skipExportSpecifierSymbol(symbol, checker) { + // For `export { foo } from './bar", there's nothing to skip, because it does not create a new alias. But `export { foo } does. + if (symbol.declarations) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + if (ts.isExportSpecifier(declaration) && !declaration.propertyName && !declaration.parent.parent.moduleSpecifier) { + return checker.getExportSpecifierLocalTargetSymbol(declaration); + } + } } - else if (token >= 16 /* FirstPunctuation */ && token <= 69 /* LastPunctuation */) { - return 10 /* punctuation */; + return symbol; + } + function getContainingModuleSymbol(importer, checker) { + return checker.getMergedSymbol(getSourceFileLikeForImportDeclaration(importer).symbol); + } + function getSourceFileLikeForImportDeclaration(node) { + if (node.kind === 181 /* CallExpression */) { + return node.getSourceFile(); } - switch (token) { - case 8 /* NumericLiteral */: - return 4 /* numericLiteral */; - case 9 /* StringLiteral */: - return 6 /* stringLiteral */; - case 11 /* RegularExpressionLiteral */: - return 7 /* regularExpressionLiteral */; - case 7 /* ConflictMarkerTrivia */: - case 3 /* MultiLineCommentTrivia */: - case 2 /* SingleLineCommentTrivia */: - return 1 /* comment */; - case 5 /* WhitespaceTrivia */: - case 4 /* NewLineTrivia */: - return 8 /* whiteSpace */; - case 70 /* Identifier */: - default: - if (ts.isTemplateLiteralKind(token)) { - return 6 /* stringLiteral */; - } - return 2 /* identifier */; + var parent = node.parent; + if (parent.kind === 265 /* SourceFile */) { + return parent; } + ts.Debug.assert(parent.kind === 234 /* ModuleBlock */ && isAmbientModuleDeclaration(parent.parent)); + return parent.parent; } - return { - getClassificationsForLine: getClassificationsForLine, - getEncodedLexicalClassifications: getEncodedLexicalClassifications - }; - } - ts.createClassifier = createClassifier; - /* @internal */ - function getSemanticClassifications(typeChecker, cancellationToken, sourceFile, classifiableNames, span) { - return convertClassifications(getEncodedSemanticClassifications(typeChecker, cancellationToken, sourceFile, classifiableNames, span)); - } - ts.getSemanticClassifications = getSemanticClassifications; - function checkForClassificationCancellation(cancellationToken, kind) { - // We don't want to actually call back into our host on every node to find out if we've - // been canceled. That would be an enormous amount of chattyness, along with the all - // the overhead of marshalling the data to/from the host. So instead we pick a few - // reasonable node kinds to bother checking on. These node kinds represent high level - // constructs that we would expect to see commonly, but just at a far less frequent - // interval. - // - // For example, in checker.ts (around 750k) we only have around 600 of these constructs. - // That means we're calling back into the host around every 1.2k of the file we process. - // Lib.d.ts has similar numbers. - switch (kind) { - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 225 /* FunctionDeclaration */: - cancellationToken.throwIfCancellationRequested(); + function isAmbientModuleDeclaration(node) { + return node.kind === 233 /* ModuleDeclaration */ && node.name.kind === 9 /* StringLiteral */; } - } - /* @internal */ - function getEncodedSemanticClassifications(typeChecker, cancellationToken, sourceFile, classifiableNames, span) { - var result = []; - processNode(sourceFile); - return { spans: result, endOfLineState: 0 /* None */ }; - function pushClassification(start, length, type) { - result.push(start); - result.push(length); - result.push(type); + function isExternalModuleImportEquals(_a) { + var moduleReference = _a.moduleReference; + return moduleReference.kind === 248 /* ExternalModuleReference */ && moduleReference.expression.kind === 9 /* StringLiteral */; } - function classifySymbol(symbol, meaningAtPosition) { - var flags = symbol.getFlags(); - if ((flags & 788448 /* Classifiable */) === 0 /* None */) { - return; + })(FindAllReferences = ts.FindAllReferences || (ts.FindAllReferences = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var FindAllReferences; + (function (FindAllReferences) { + function nodeEntry(node, isInString) { + return { type: "node", node: node, isInString: isInString }; + } + FindAllReferences.nodeEntry = nodeEntry; + function findReferencedSymbols(program, cancellationToken, sourceFiles, sourceFile, position) { + var referencedSymbols = findAllReferencedSymbols(program, cancellationToken, sourceFiles, sourceFile, position); + if (!referencedSymbols || !referencedSymbols.length) { + return undefined; } - if (flags & 32 /* Class */) { - return 11 /* className */; + var out = []; + var checker = program.getTypeChecker(); + for (var _i = 0, referencedSymbols_1 = referencedSymbols; _i < referencedSymbols_1.length; _i++) { + var _a = referencedSymbols_1[_i], definition = _a.definition, references = _a.references; + // Only include referenced symbols that have a valid definition. + if (definition) { + out.push({ definition: definitionToReferencedSymbolDefinitionInfo(definition, checker), references: references.map(toReferenceEntry) }); + } } - else if (flags & 384 /* Enum */) { - return 12 /* enumName */; + return out; + } + FindAllReferences.findReferencedSymbols = findReferencedSymbols; + function getImplementationsAtPosition(program, cancellationToken, sourceFiles, sourceFile, position) { + // A node in a JSDoc comment can't have an implementation anyway. + var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ false); + var referenceEntries = getImplementationReferenceEntries(program, cancellationToken, sourceFiles, node); + var checker = program.getTypeChecker(); + return ts.map(referenceEntries, function (entry) { return toImplementationLocation(entry, checker); }); + } + FindAllReferences.getImplementationsAtPosition = getImplementationsAtPosition; + function getImplementationReferenceEntries(program, cancellationToken, sourceFiles, node) { + if (node.kind === 265 /* SourceFile */) { + return undefined; } - else if (flags & 524288 /* TypeAlias */) { - return 16 /* typeAliasName */; + var checker = program.getTypeChecker(); + // If invoked directly on a shorthand property assignment, then return + // the declaration of the symbol being assigned (not the symbol being assigned to). + if (node.parent.kind === 262 /* ShorthandPropertyAssignment */) { + var result_5 = []; + FindAllReferences.Core.getReferenceEntriesForShorthandPropertyAssignment(node, checker, function (node) { return result_5.push(nodeEntry(node)); }); + return result_5; } - else if (meaningAtPosition & 2 /* Type */) { - if (flags & 64 /* Interface */) { - return 13 /* interfaceName */; - } - else if (flags & 262144 /* TypeParameter */) { - return 15 /* typeParameterName */; - } + else if (node.kind === 97 /* SuperKeyword */ || ts.isSuperProperty(node.parent)) { + // References to and accesses on the super keyword only have one possible implementation, so no + // need to "Find all References" + var symbol = checker.getSymbolAtLocation(node); + return symbol.valueDeclaration && [nodeEntry(symbol.valueDeclaration)]; } - else if (flags & 1536 /* Module */) { - // Only classify a module as such if - // - It appears in a namespace context. - // - There exists a module declaration which actually impacts the value side. - if (meaningAtPosition & 4 /* Namespace */ || - (meaningAtPosition & 1 /* Value */ && hasValueSideModule(symbol))) { - return 14 /* moduleName */; - } + else { + // Perform "Find all References" and retrieve only those that are implementations + return getReferenceEntriesForNode(node, program, sourceFiles, cancellationToken, { implementations: true }); } - return undefined; - /** - * Returns true if there exists a module that introduces entities on the value side. - */ - function hasValueSideModule(symbol) { - return ts.forEach(symbol.declarations, function (declaration) { - return declaration.kind === 230 /* ModuleDeclaration */ && - ts.getModuleInstanceState(declaration) === 1 /* Instantiated */; - }); + } + function findReferencedEntries(program, cancellationToken, sourceFiles, sourceFile, position, options) { + var x = flattenEntries(findAllReferencedSymbols(program, cancellationToken, sourceFiles, sourceFile, position, options)); + return ts.map(x, toReferenceEntry); + } + FindAllReferences.findReferencedEntries = findReferencedEntries; + function getReferenceEntriesForNode(node, program, sourceFiles, cancellationToken, options) { + if (options === void 0) { options = {}; } + return flattenEntries(FindAllReferences.Core.getReferencedSymbolsForNode(node, program, sourceFiles, cancellationToken, options)); + } + FindAllReferences.getReferenceEntriesForNode = getReferenceEntriesForNode; + function findAllReferencedSymbols(program, cancellationToken, sourceFiles, sourceFile, position, options) { + var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); + return FindAllReferences.Core.getReferencedSymbolsForNode(node, program, sourceFiles, cancellationToken, options); + } + function flattenEntries(referenceSymbols) { + return referenceSymbols && ts.flatMap(referenceSymbols, function (r) { return r.references; }); + } + function definitionToReferencedSymbolDefinitionInfo(def, checker) { + var info = (function () { + switch (def.type) { + case "symbol": { + var symbol = def.symbol, node_2 = def.node; + var _a = getDefinitionKindAndDisplayParts(symbol, node_2, checker), displayParts_1 = _a.displayParts, kind_1 = _a.kind; + var name_4 = displayParts_1.map(function (p) { return p.text; }).join(""); + return { node: node_2, name: name_4, kind: kind_1, displayParts: displayParts_1 }; + } + case "label": { + var node_3 = def.node; + return { node: node_3, name: node_3.text, kind: "label" /* label */, displayParts: [ts.displayPart(node_3.text, ts.SymbolDisplayPartKind.text)] }; + } + case "keyword": { + var node_4 = def.node; + var name_5 = ts.tokenToString(node_4.kind); + return { node: node_4, name: name_5, kind: "keyword" /* keyword */, displayParts: [{ text: name_5, kind: "keyword" /* keyword */ }] }; + } + case "this": { + var node_5 = def.node; + var symbol = checker.getSymbolAtLocation(node_5); + var displayParts_2 = symbol && ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(checker, symbol, node_5.getSourceFile(), ts.getContainerNode(node_5), node_5).displayParts; + return { node: node_5, name: "this", kind: "var" /* variableElement */, displayParts: displayParts_2 }; + } + case "string": { + var node_6 = def.node; + return { node: node_6, name: node_6.text, kind: "var" /* variableElement */, displayParts: [ts.displayPart(ts.getTextOfNode(node_6), ts.SymbolDisplayPartKind.stringLiteral)] }; + } + } + })(); + if (!info) { + return undefined; } + var node = info.node, name = info.name, kind = info.kind, displayParts = info.displayParts; + var sourceFile = node.getSourceFile(); + return { + containerKind: "" /* unknown */, + containerName: "", + fileName: sourceFile.fileName, + kind: kind, + name: name, + textSpan: ts.createTextSpanFromNode(node, sourceFile), + displayParts: displayParts + }; } - function processNode(node) { - // Only walk into nodes that intersect the requested span. - if (node && ts.textSpanIntersectsWith(span, node.getFullStart(), node.getFullWidth())) { - var kind = node.kind; - checkForClassificationCancellation(cancellationToken, kind); - if (kind === 70 /* Identifier */ && !ts.nodeIsMissing(node)) { - var identifier = node; - // Only bother calling into the typechecker if this is an identifier that - // could possibly resolve to a type name. This makes classification run - // in a third of the time it would normally take. - if (classifiableNames[identifier.text]) { - var symbol = typeChecker.getSymbolAtLocation(node); - if (symbol) { - var type = classifySymbol(symbol, ts.getMeaningFromLocation(node)); - if (type) { - pushClassification(node.getStart(), node.getWidth(), type); - } - } - } - } - ts.forEachChild(node, processNode); + function getDefinitionKindAndDisplayParts(symbol, node, checker) { + var _a = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(checker, symbol, node.getSourceFile(), ts.getContainerNode(node), node), displayParts = _a.displayParts, symbolKind = _a.symbolKind; + return { displayParts: displayParts, kind: symbolKind }; + } + function toReferenceEntry(entry) { + if (entry.type === "span") { + return { textSpan: entry.textSpan, fileName: entry.fileName, isWriteAccess: false, isDefinition: false }; } + var node = entry.node, isInString = entry.isInString; + return { + fileName: node.getSourceFile().fileName, + textSpan: getTextSpan(node), + isWriteAccess: isWriteAccessForReference(node), + isDefinition: node.kind === 79 /* DefaultKeyword */ + || ts.isAnyDeclarationName(node) + || ts.isLiteralComputedPropertyDeclarationName(node), + isInString: isInString + }; } - } - ts.getEncodedSemanticClassifications = getEncodedSemanticClassifications; - function getClassificationTypeName(type) { - switch (type) { - case 1 /* comment */: return ts.ClassificationTypeNames.comment; - case 2 /* identifier */: return ts.ClassificationTypeNames.identifier; - case 3 /* keyword */: return ts.ClassificationTypeNames.keyword; - case 4 /* numericLiteral */: return ts.ClassificationTypeNames.numericLiteral; - case 5 /* operator */: return ts.ClassificationTypeNames.operator; - case 6 /* stringLiteral */: return ts.ClassificationTypeNames.stringLiteral; - case 8 /* whiteSpace */: return ts.ClassificationTypeNames.whiteSpace; - case 9 /* text */: return ts.ClassificationTypeNames.text; - case 10 /* punctuation */: return ts.ClassificationTypeNames.punctuation; - case 11 /* className */: return ts.ClassificationTypeNames.className; - case 12 /* enumName */: return ts.ClassificationTypeNames.enumName; - case 13 /* interfaceName */: return ts.ClassificationTypeNames.interfaceName; - case 14 /* moduleName */: return ts.ClassificationTypeNames.moduleName; - case 15 /* typeParameterName */: return ts.ClassificationTypeNames.typeParameterName; - case 16 /* typeAliasName */: return ts.ClassificationTypeNames.typeAliasName; - case 17 /* parameterName */: return ts.ClassificationTypeNames.parameterName; - case 18 /* docCommentTagName */: return ts.ClassificationTypeNames.docCommentTagName; - case 19 /* jsxOpenTagName */: return ts.ClassificationTypeNames.jsxOpenTagName; - case 20 /* jsxCloseTagName */: return ts.ClassificationTypeNames.jsxCloseTagName; - case 21 /* jsxSelfClosingTagName */: return ts.ClassificationTypeNames.jsxSelfClosingTagName; - case 22 /* jsxAttribute */: return ts.ClassificationTypeNames.jsxAttribute; - case 23 /* jsxText */: return ts.ClassificationTypeNames.jsxText; - case 24 /* jsxAttributeStringLiteralValue */: return ts.ClassificationTypeNames.jsxAttributeStringLiteralValue; + function toImplementationLocation(entry, checker) { + if (entry.type === "node") { + var node = entry.node; + return __assign({ textSpan: getTextSpan(node), fileName: node.getSourceFile().fileName }, implementationKindDisplayParts(node, checker)); + } + else { + var textSpan = entry.textSpan, fileName = entry.fileName; + return { textSpan: textSpan, fileName: fileName, kind: "" /* unknown */, displayParts: [] }; + } } - } - function convertClassifications(classifications) { - ts.Debug.assert(classifications.spans.length % 3 === 0); - var dense = classifications.spans; - var result = []; - for (var i = 0, n = dense.length; i < n; i += 3) { - result.push({ - textSpan: ts.createTextSpan(dense[i], dense[i + 1]), - classificationType: getClassificationTypeName(dense[i + 2]) - }); + function implementationKindDisplayParts(node, checker) { + var symbol = checker.getSymbolAtLocation(ts.isDeclaration(node) && node.name ? node.name : node); + if (symbol) { + return getDefinitionKindAndDisplayParts(symbol, node, checker); + } + else if (node.kind === 178 /* ObjectLiteralExpression */) { + return { + kind: "interface" /* interfaceElement */, + displayParts: [ts.punctuationPart(19 /* OpenParenToken */), ts.textPart("object literal"), ts.punctuationPart(20 /* CloseParenToken */)] + }; + } + else if (node.kind === 199 /* ClassExpression */) { + return { + kind: "local class" /* localClassElement */, + displayParts: [ts.punctuationPart(19 /* OpenParenToken */), ts.textPart("anonymous local class"), ts.punctuationPart(20 /* CloseParenToken */)] + }; + } + else { + return { kind: ts.getNodeKind(node), displayParts: [] }; + } } - return result; - } - /* @internal */ - function getSyntacticClassifications(cancellationToken, sourceFile, span) { - return convertClassifications(getEncodedSyntacticClassifications(cancellationToken, sourceFile, span)); - } - ts.getSyntacticClassifications = getSyntacticClassifications; - /* @internal */ - function getEncodedSyntacticClassifications(cancellationToken, sourceFile, span) { - var spanStart = span.start; - var spanLength = span.length; - // Make a scanner we can get trivia from. - var triviaScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, sourceFile.languageVariant, sourceFile.text); - var mergeConflictScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, sourceFile.languageVariant, sourceFile.text); - var result = []; - processElement(sourceFile); - return { spans: result, endOfLineState: 0 /* None */ }; - function pushClassification(start, length, type) { - result.push(start); - result.push(length); - result.push(type); + function toHighlightSpan(entry) { + if (entry.type === "span") { + var fileName_1 = entry.fileName, textSpan = entry.textSpan; + return { fileName: fileName_1, span: { textSpan: textSpan, kind: "reference" /* reference */ } }; + } + var node = entry.node, isInString = entry.isInString; + var fileName = entry.node.getSourceFile().fileName; + var writeAccess = isWriteAccessForReference(node); + var span = { + textSpan: getTextSpan(node), + kind: writeAccess ? "writtenReference" /* writtenReference */ : "reference" /* reference */, + isInString: isInString + }; + return { fileName: fileName, span: span }; } - function classifyLeadingTriviaAndGetTokenStart(token) { - triviaScanner.setTextPos(token.pos); - while (true) { - var start = triviaScanner.getTextPos(); - // only bother scanning if we have something that could be trivia. - if (!ts.couldStartTrivia(sourceFile.text, start)) { - return start; + FindAllReferences.toHighlightSpan = toHighlightSpan; + function getTextSpan(node) { + var start = node.getStart(); + var end = node.getEnd(); + if (node.kind === 9 /* StringLiteral */) { + start += 1; + end -= 1; + } + return ts.createTextSpanFromBounds(start, end); + } + /** A node is considered a writeAccess iff it is a name of a declaration or a target of an assignment */ + function isWriteAccessForReference(node) { + return node.kind === 79 /* DefaultKeyword */ || ts.isAnyDeclarationName(node) || ts.isWriteAccess(node); + } + })(FindAllReferences = ts.FindAllReferences || (ts.FindAllReferences = {})); +})(ts || (ts = {})); +/** Encapsulates the core find-all-references algorithm. */ +/* @internal */ +(function (ts) { + var FindAllReferences; + (function (FindAllReferences) { + var Core; + (function (Core) { + /** Core find-all-references algorithm. Handles special cases before delegating to `getReferencedSymbolsForSymbol`. */ + function getReferencedSymbolsForNode(node, program, sourceFiles, cancellationToken, options) { + if (options === void 0) { options = {}; } + if (node.kind === 265 /* SourceFile */) { + return undefined; } - var kind = triviaScanner.scan(); - var end = triviaScanner.getTextPos(); - var width = end - start; - // The moment we get something that isn't trivia, then stop processing. - if (!ts.isTrivia(kind)) { - return start; + if (!options.implementations) { + var special = getReferencedSymbolsSpecial(node, sourceFiles, cancellationToken); + if (special) { + return special; + } } - // Don't bother with newlines/whitespace. - if (kind === 4 /* NewLineTrivia */ || kind === 5 /* WhitespaceTrivia */) { - continue; + var checker = program.getTypeChecker(); + var symbol = checker.getSymbolAtLocation(node); + // Could not find a symbol e.g. unknown identifier + if (!symbol) { + // String literal might be a property (and thus have a symbol), so do this here rather than in getReferencedSymbolsSpecial. + if (!options.implementations && node.kind === 9 /* StringLiteral */) { + return getReferencesForStringLiteral(node, sourceFiles, cancellationToken); + } + // Can't have references to something that we have no symbol for. + return undefined; } - // Only bother with the trivia if it at least intersects the span of interest. - if (ts.isComment(kind)) { - classifyComment(token, kind, start, width); - // Classifying a comment might cause us to reuse the trivia scanner - // (because of jsdoc comments). So after we classify the comment make - // sure we set the scanner position back to where it needs to be. - triviaScanner.setTextPos(end); - continue; + if (symbol.flags & 1536 /* Module */ && isModuleReferenceLocation(node)) { + return getReferencedSymbolsForModule(program, symbol, sourceFiles); } - if (kind === 7 /* ConflictMarkerTrivia */) { - var text = sourceFile.text; - var ch = text.charCodeAt(start); - // for the <<<<<<< and >>>>>>> markers, we just add them in as comments - // in the classification stream. - if (ch === 60 /* lessThan */ || ch === 62 /* greaterThan */) { - pushClassification(start, width, 1 /* comment */); - continue; + return getReferencedSymbolsForSymbol(symbol, node, sourceFiles, checker, cancellationToken, options); + } + Core.getReferencedSymbolsForNode = getReferencedSymbolsForNode; + function isModuleReferenceLocation(node) { + if (node.kind !== 9 /* StringLiteral */) { + return false; + } + switch (node.parent.kind) { + case 233 /* ModuleDeclaration */: + case 248 /* ExternalModuleReference */: + case 238 /* ImportDeclaration */: + case 244 /* ExportDeclaration */: + return true; + case 181 /* CallExpression */: + return ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false) || ts.isImportCall(node.parent); + default: + return false; + } + } + function getReferencedSymbolsForModule(program, symbol, sourceFiles) { + ts.Debug.assert(!!symbol.valueDeclaration); + var references = FindAllReferences.findModuleReferences(program, sourceFiles, symbol).map(function (reference) { + if (reference.kind === "import") { + return { type: "node", node: reference.literal }; + } + else { + return { + type: "span", + fileName: reference.referencingFile.fileName, + textSpan: ts.createTextSpanFromRange(reference.ref), + }; + } + }); + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + switch (decl.kind) { + case 265 /* SourceFile */: + // Don't include the source file itself. (This may not be ideal behavior, but awkward to include an entire file as a reference.) + break; + case 233 /* ModuleDeclaration */: + references.push({ type: "node", node: decl.name }); + break; + default: + ts.Debug.fail("Expected a module symbol to be declared by a SourceFile or ModuleDeclaration."); } - // for the ======== add a comment for the first line, and then lex all - // subsequent lines up until the end of the conflict marker. - ts.Debug.assert(ch === 61 /* equals */); - classifyDisabledMergeCode(text, start, end); } + return [{ + definition: { type: "symbol", symbol: symbol, node: symbol.valueDeclaration }, + references: references + }]; } - } - function classifyComment(token, kind, start, width) { - if (kind === 3 /* MultiLineCommentTrivia */) { - // See if this is a doc comment. If so, we'll classify certain portions of it - // specially. - var docCommentAndDiagnostics = ts.parseIsolatedJSDocComment(sourceFile.text, start, width); - if (docCommentAndDiagnostics && docCommentAndDiagnostics.jsDoc) { - docCommentAndDiagnostics.jsDoc.parent = token; - classifyJSDocComment(docCommentAndDiagnostics.jsDoc); - return; + /** getReferencedSymbols for special node kinds. */ + function getReferencedSymbolsSpecial(node, sourceFiles, cancellationToken) { + if (ts.isTypeKeyword(node.kind)) { + return getAllReferencesForKeyword(sourceFiles, node.kind, cancellationToken); + } + // Labels + if (ts.isLabelName(node)) { + if (ts.isJumpStatementTarget(node)) { + var labelDefinition = ts.getTargetLabel(node.parent, node.text); + // if we have a label definition, look within its statement for references, if not, then + // the label is undefined and we have no results.. + return labelDefinition && getLabelReferencesInNode(labelDefinition.parent, labelDefinition); + } + else { + // it is a label definition and not a target, search within the parent labeledStatement + return getLabelReferencesInNode(node.parent, node); + } } + if (ts.isThis(node)) { + return getReferencesForThisKeyword(node, sourceFiles, cancellationToken); + } + if (node.kind === 97 /* SuperKeyword */) { + return getReferencesForSuperKeyword(node); + } + return undefined; } - // Simple comment. Just add as is. - pushCommentRange(start, width); - } - function pushCommentRange(start, width) { - pushClassification(start, width, 1 /* comment */); - } - function classifyJSDocComment(docComment) { - var pos = docComment.pos; - if (docComment.tags) { - for (var _i = 0, _a = docComment.tags; _i < _a.length; _i++) { - var tag = _a[_i]; - // As we walk through each tag, classify the portion of text from the end of - // the last tag (or the start of the entire doc comment) as 'comment'. - if (tag.pos !== pos) { - pushCommentRange(pos, tag.pos - pos); + /** Core find-all-references algorithm for a normal symbol. */ + function getReferencedSymbolsForSymbol(symbol, node, sourceFiles, checker, cancellationToken, options) { + symbol = skipPastExportOrImportSpecifier(symbol, node, checker); + // Compute the meaning from the location and the symbol it references + var searchMeaning = getIntersectingMeaningFromDeclarations(ts.getMeaningFromLocation(node), symbol.declarations); + var result = []; + var state = new State(sourceFiles, /*isForConstructor*/ node.kind === 123 /* ConstructorKeyword */, checker, cancellationToken, searchMeaning, options, result); + if (node.kind === 79 /* DefaultKeyword */) { + addReference(node, symbol, node, state); + searchForImportsOfExport(node, symbol, { exportingModuleSymbol: symbol.parent, exportKind: 1 /* Default */ }, state); + } + else { + var search = state.createSearch(node, symbol, /*comingFrom*/ undefined, { allSearchSymbols: populateSearchSymbolSet(symbol, node, checker, options.implementations) }); + // Try to get the smallest valid scope that we can limit our search to; + // otherwise we'll need to search globally (i.e. include each file). + var scope = getSymbolScope(symbol); + if (scope) { + getReferencesInContainer(scope, scope.getSourceFile(), search, state); } - pushClassification(tag.atToken.pos, tag.atToken.end - tag.atToken.pos, 10 /* punctuation */); - pushClassification(tag.tagName.pos, tag.tagName.end - tag.tagName.pos, 18 /* docCommentTagName */); - pos = tag.tagName.end; - switch (tag.kind) { - case 281 /* JSDocParameterTag */: - processJSDocParameterTag(tag); - break; - case 284 /* JSDocTemplateTag */: - processJSDocTemplateTag(tag); + else { + // Global search + for (var _i = 0, _a = state.sourceFiles; _i < _a.length; _i++) { + var sourceFile = _a[_i]; + state.cancellationToken.throwIfCancellationRequested(); + searchForName(sourceFile, search, state); + } + } + } + return result; + } + /** Handle a few special cases relating to export/import specifiers. */ + function skipPastExportOrImportSpecifier(symbol, node, checker) { + var parent = node.parent; + if (ts.isExportSpecifier(parent)) { + return getLocalSymbolForExportSpecifier(node, symbol, parent, checker); + } + if (ts.isImportSpecifier(parent) && parent.propertyName === node) { + // We're at `foo` in `import { foo as bar }`. Probably intended to find all refs on the original, not just on the import. + return checker.getImmediateAliasedSymbol(symbol); + } + return symbol; + } + /** + * Holds all state needed for the finding references. + * Unlike `Search`, there is only one `State`. + */ + var State = /** @class */ (function () { + function State(sourceFiles, + /** True if we're searching for constructor references. */ + isForConstructor, checker, cancellationToken, searchMeaning, options, result) { + this.sourceFiles = sourceFiles; + this.isForConstructor = isForConstructor; + this.checker = checker; + this.cancellationToken = cancellationToken; + this.searchMeaning = searchMeaning; + this.options = options; + this.result = result; + /** Cache for `explicitlyinheritsFrom`. */ + this.inheritsFromCache = ts.createMap(); + /** + * Type nodes can contain multiple references to the same type. For example: + * let x: Foo & (Foo & Bar) = ... + * Because we are returning the implementation locations and not the identifier locations, + * duplicate entries would be returned here as each of the type references is part of + * the same implementation. For that reason, check before we add a new entry. + */ + this.markSeenContainingTypeReference = ts.nodeSeenTracker(); + /** + * It's possible that we will encounter the right side of `export { foo as bar } from "x";` more than once. + * For example: + * // b.ts + * export { foo as bar } from "./a"; + * import { bar } from "./b"; + * + * Normally at `foo as bar` we directly add `foo` and do not locally search for it (since it doesn't declare a local). + * But another reference to it may appear in the same source file. + * See `tests/cases/fourslash/transitiveExportImports3.ts`. + */ + this.markSeenReExportRHS = ts.nodeSeenTracker(); + this.symbolIdToReferences = []; + // Source file ID → symbol ID → Whether the symbol has been searched for in the source file. + this.sourceFileToSeenSymbols = []; + } + /** Gets every place to look for references of an exported symbols. See `ImportsResult` in `importTracker.ts` for more documentation. */ + State.prototype.getImportSearches = function (exportSymbol, exportInfo) { + if (!this.importTracker) + this.importTracker = FindAllReferences.createImportTracker(this.sourceFiles, this.checker, this.cancellationToken); + return this.importTracker(exportSymbol, exportInfo, this.options.isForRename); + }; + /** @param allSearchSymbols set of additinal symbols for use by `includes`. */ + State.prototype.createSearch = function (location, symbol, comingFrom, searchOptions) { + if (searchOptions === void 0) { searchOptions = {}; } + // Note: if this is an external module symbol, the name doesn't include quotes. + var _a = searchOptions.text, text = _a === void 0 ? ts.stripQuotes(ts.unescapeLeadingUnderscores((ts.getLocalSymbolForExportDefault(symbol) || symbol).escapedName)) : _a, _b = searchOptions.allSearchSymbols, allSearchSymbols = _b === void 0 ? undefined : _b; + var escapedText = ts.escapeLeadingUnderscores(text); + var parents = this.options.implementations && getParentSymbolsOfPropertyAccess(location, symbol, this.checker); + return { + location: location, symbol: symbol, comingFrom: comingFrom, text: text, escapedText: escapedText, parents: parents, + includes: function (referenceSymbol) { return allSearchSymbols ? ts.contains(allSearchSymbols, referenceSymbol) : referenceSymbol === symbol; }, + }; + }; + /** + * Callback to add references for a particular searched symbol. + * This initializes a reference group, so only call this if you will add at least one reference. + */ + State.prototype.referenceAdder = function (searchSymbol, searchLocation) { + var symbolId = ts.getSymbolId(searchSymbol); + var references = this.symbolIdToReferences[symbolId]; + if (!references) { + references = this.symbolIdToReferences[symbolId] = []; + this.result.push({ definition: { type: "symbol", symbol: searchSymbol, node: searchLocation }, references: references }); + } + return function (node) { return references.push(FindAllReferences.nodeEntry(node)); }; + }; + /** Add a reference with no associated definition. */ + State.prototype.addStringOrCommentReference = function (fileName, textSpan) { + this.result.push({ + definition: undefined, + references: [{ type: "span", fileName: fileName, textSpan: textSpan }] + }); + }; + /** Returns `true` the first time we search for a symbol in a file and `false` afterwards. */ + State.prototype.markSearchedSymbol = function (sourceFile, symbol) { + var sourceId = ts.getNodeId(sourceFile); + var symbolId = ts.getSymbolId(symbol); + var seenSymbols = this.sourceFileToSeenSymbols[sourceId] || (this.sourceFileToSeenSymbols[sourceId] = []); + return !seenSymbols[symbolId] && (seenSymbols[symbolId] = true); + }; + return State; + }()); + /** Search for all imports of a given exported symbol using `State.getImportSearches`. */ + function searchForImportsOfExport(exportLocation, exportSymbol, exportInfo, state) { + var _a = state.getImportSearches(exportSymbol, exportInfo), importSearches = _a.importSearches, singleReferences = _a.singleReferences, indirectUsers = _a.indirectUsers; + // For `import { foo as bar }` just add the reference to `foo`, and don't otherwise search in the file. + if (singleReferences.length) { + var addRef = state.referenceAdder(exportSymbol, exportLocation); + for (var _i = 0, singleReferences_1 = singleReferences; _i < singleReferences_1.length; _i++) { + var singleRef = singleReferences_1[_i]; + addRef(singleRef); + } + } + // For each import, find all references to that import in its source file. + for (var _b = 0, importSearches_1 = importSearches; _b < importSearches_1.length; _b++) { + var _c = importSearches_1[_b], importLocation = _c[0], importSymbol = _c[1]; + getReferencesInSourceFile(importLocation.getSourceFile(), state.createSearch(importLocation, importSymbol, 1 /* Export */), state); + } + if (indirectUsers.length) { + var indirectSearch = void 0; + switch (exportInfo.exportKind) { + case 0 /* Named */: + indirectSearch = state.createSearch(exportLocation, exportSymbol, 1 /* Export */); break; - case 283 /* JSDocTypeTag */: - processElement(tag.typeExpression); + case 1 /* Default */: + // Search for a property access to '.default'. This can't be renamed. + indirectSearch = state.options.isForRename ? undefined : state.createSearch(exportLocation, exportSymbol, 1 /* Export */, { text: "default" }); break; - case 282 /* JSDocReturnTag */: - processElement(tag.typeExpression); + case 2 /* ExportEquals */: break; } - pos = tag.end; + if (indirectSearch) { + for (var _d = 0, indirectUsers_1 = indirectUsers; _d < indirectUsers_1.length; _d++) { + var indirectUser = indirectUsers_1[_d]; + searchForName(indirectUser, indirectSearch, state); + } + } } } - if (pos !== docComment.end) { - pushCommentRange(pos, docComment.end - pos); + // Go to the symbol we imported from and find references for it. + function searchForImportedSymbol(symbol, state) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + getReferencesInSourceFile(declaration.getSourceFile(), state.createSearch(declaration, symbol, 0 /* Import */), state); + } } - return; - function processJSDocParameterTag(tag) { - if (tag.preParameterName) { - pushCommentRange(pos, tag.preParameterName.pos - pos); - pushClassification(tag.preParameterName.pos, tag.preParameterName.end - tag.preParameterName.pos, 17 /* parameterName */); - pos = tag.preParameterName.end; + /** Search for all occurences of an identifier in a source file (and filter out the ones that match). */ + function searchForName(sourceFile, search, state) { + if (ts.getNameTable(sourceFile).get(search.escapedText) !== undefined) { + getReferencesInSourceFile(sourceFile, search, state); } - if (tag.typeExpression) { - pushCommentRange(pos, tag.typeExpression.pos - pos); - processElement(tag.typeExpression); - pos = tag.typeExpression.end; + } + function getPropertySymbolOfDestructuringAssignment(location, checker) { + return ts.isArrayLiteralOrObjectLiteralDestructuringPattern(location.parent.parent) && + checker.getPropertySymbolOfDestructuringAssignment(location); + } + function getObjectBindingElementWithoutPropertyName(symbol) { + var bindingElement = ts.getDeclarationOfKind(symbol, 176 /* BindingElement */); + if (bindingElement && + bindingElement.parent.kind === 174 /* ObjectBindingPattern */ && + !bindingElement.propertyName) { + return bindingElement; } - if (tag.postParameterName) { - pushCommentRange(pos, tag.postParameterName.pos - pos); - pushClassification(tag.postParameterName.pos, tag.postParameterName.end - tag.postParameterName.pos, 17 /* parameterName */); - pos = tag.postParameterName.end; + } + function getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol, checker) { + var bindingElement = getObjectBindingElementWithoutPropertyName(symbol); + if (!bindingElement) + return undefined; + var typeOfPattern = checker.getTypeAtLocation(bindingElement.parent); + var propSymbol = typeOfPattern && checker.getPropertyOfType(typeOfPattern, bindingElement.name.text); + if (propSymbol && propSymbol.flags & 98304 /* Accessor */) { + // See GH#16922 + ts.Debug.assert(!!(propSymbol.flags & 33554432 /* Transient */)); + return propSymbol.target; } + return propSymbol; } - } - function processJSDocTemplateTag(tag) { - for (var _i = 0, _a = tag.getChildren(); _i < _a.length; _i++) { - var child = _a[_i]; - processElement(child); + /** + * Determines the smallest scope in which a symbol may have named references. + * Note that not every construct has been accounted for. This function can + * probably be improved. + * + * @returns undefined if the scope cannot be determined, implying that + * a reference to a symbol can occur anywhere. + */ + function getSymbolScope(symbol) { + // If this is the symbol of a named function expression or named class expression, + // then named references are limited to its own scope. + var declarations = symbol.declarations, flags = symbol.flags, parent = symbol.parent, valueDeclaration = symbol.valueDeclaration; + if (valueDeclaration && (valueDeclaration.kind === 186 /* FunctionExpression */ || valueDeclaration.kind === 199 /* ClassExpression */)) { + return valueDeclaration; + } + if (!declarations) { + return undefined; + } + // If this is private property or method, the scope is the containing class + if (flags & (4 /* Property */ | 8192 /* Method */)) { + var privateDeclaration = ts.find(declarations, function (d) { return ts.hasModifier(d, 8 /* Private */); }); + if (privateDeclaration) { + return ts.getAncestor(privateDeclaration, 229 /* ClassDeclaration */); + } + // Else this is a public property and could be accessed from anywhere. + return undefined; + } + // If symbol is of object binding pattern element without property name we would want to + // look for property too and that could be anywhere + if (getObjectBindingElementWithoutPropertyName(symbol)) { + return undefined; + } + /* + If the symbol has a parent, it's globally visible unless: + - It's a private property (handled above). + - It's a type parameter. + - The parent is an external module: then we should only search in the module (and recurse on the export later). + - But if the parent has `export as namespace`, the symbol is globally visible through that namespace. + */ + var exposedByParent = parent && !(symbol.flags & 262144 /* TypeParameter */); + if (exposedByParent && !((parent.flags & 1536 /* Module */) && ts.isExternalModuleSymbol(parent) && !parent.globalExports)) { + return undefined; + } + var scope; + for (var _i = 0, declarations_9 = declarations; _i < declarations_9.length; _i++) { + var declaration = declarations_9[_i]; + var container = ts.getContainerNode(declaration); + if (scope && scope !== container) { + // Different declarations have different containers, bail out + return undefined; + } + if (!container || container.kind === 265 /* SourceFile */ && !ts.isExternalOrCommonJsModule(container)) { + // This is a global variable and not an external module, any declaration defined + // within this scope is visible outside the file + return undefined; + } + // The search scope is the container node + scope = container; + } + // If symbol.parent, this means we are in an export of an external module. (Otherwise we would have returned `undefined` above.) + // For an export of a module, we may be in a declaration file, and it may be accessed elsewhere. E.g.: + // declare module "a" { export type T = number; } + // declare module "b" { import { T } from "a"; export const x: T; } + // So we must search the whole source file. (Because we will mark the source file as seen, we we won't return to it when searching for imports.) + return exposedByParent ? scope.getSourceFile() : scope; } - } - function classifyDisabledMergeCode(text, start, end) { - // Classify the line that the ======= marker is on as a comment. Then just lex - // all further tokens and add them to the result. - var i; - for (i = start; i < end; i++) { - if (ts.isLineBreak(text.charCodeAt(i))) { - break; + function getPossibleSymbolReferencePositions(sourceFile, symbolName, container) { + if (container === void 0) { container = sourceFile; } + var positions = []; + /// TODO: Cache symbol existence for files to save text search + // Also, need to make this work for unicode escapes. + // Be resilient in the face of a symbol with no name or zero length name + if (!symbolName || !symbolName.length) { + return positions; + } + var text = sourceFile.text; + var sourceLength = text.length; + var symbolNameLength = symbolName.length; + var position = text.indexOf(symbolName, container.pos); + while (position >= 0) { + // If we are past the end, stop looking + if (position > container.end) + break; + // We found a match. Make sure it's not part of a larger word (i.e. the char + // before and after it have to be a non-identifier char). + var endPosition = position + symbolNameLength; + if ((position === 0 || !ts.isIdentifierPart(text.charCodeAt(position - 1), 5 /* Latest */)) && + (endPosition === sourceLength || !ts.isIdentifierPart(text.charCodeAt(endPosition), 5 /* Latest */))) { + // Found a real match. Keep searching. + positions.push(position); + } + position = text.indexOf(symbolName, position + symbolNameLength + 1); } + return positions; } - pushClassification(start, i - start, 1 /* comment */); - mergeConflictScanner.setTextPos(i); - while (mergeConflictScanner.getTextPos() < end) { - classifyDisabledCodeToken(); + function getLabelReferencesInNode(container, targetLabel) { + var references = []; + var sourceFile = container.getSourceFile(); + var labelName = targetLabel.text; + var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, labelName, container); + for (var _i = 0, possiblePositions_1 = possiblePositions; _i < possiblePositions_1.length; _i++) { + var position = possiblePositions_1[_i]; + var node = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ false); + // Only pick labels that are either the target label, or have a target that is the target label + if (node && (node === targetLabel || (ts.isJumpStatementTarget(node) && ts.getTargetLabel(node, labelName) === targetLabel))) { + references.push(FindAllReferences.nodeEntry(node)); + } + } + return [{ definition: { type: "label", node: targetLabel }, references: references }]; } - } - function classifyDisabledCodeToken() { - var start = mergeConflictScanner.getTextPos(); - var tokenKind = mergeConflictScanner.scan(); - var end = mergeConflictScanner.getTextPos(); - var type = classifyTokenType(tokenKind); - if (type) { - pushClassification(start, end - start, type); + function isValidReferencePosition(node, searchSymbolName) { + // Compare the length so we filter out strict superstrings of the symbol we are looking for + switch (node.kind) { + case 71 /* Identifier */: + return node.text.length === searchSymbolName.length; + case 9 /* StringLiteral */: + return (ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) || isNameOfExternalModuleImportOrDeclaration(node)) && + node.text.length === searchSymbolName.length; + case 8 /* NumericLiteral */: + return ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) && node.text.length === searchSymbolName.length; + case 79 /* DefaultKeyword */: + return "default".length === searchSymbolName.length; + default: + return false; + } } - } - /** - * Returns true if node should be treated as classified and no further processing is required. - * False will mean that node is not classified and traverse routine should recurse into node contents. - */ - function tryClassifyNode(node) { - if (ts.isJSDocTag(node)) { - return true; + function getAllReferencesForKeyword(sourceFiles, keywordKind, cancellationToken) { + var references = []; + for (var _i = 0, sourceFiles_6 = sourceFiles; _i < sourceFiles_6.length; _i++) { + var sourceFile = sourceFiles_6[_i]; + cancellationToken.throwIfCancellationRequested(); + addReferencesForKeywordInFile(sourceFile, keywordKind, ts.tokenToString(keywordKind), references); + } + return references.length ? [{ definition: { type: "keyword", node: references[0].node }, references: references }] : undefined; } - if (ts.nodeIsMissing(node)) { - return true; + function addReferencesForKeywordInFile(sourceFile, kind, searchText, references) { + var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, searchText, sourceFile); + for (var _i = 0, possiblePositions_2 = possiblePositions; _i < possiblePositions_2.length; _i++) { + var position = possiblePositions_2[_i]; + var referenceLocation = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); + if (referenceLocation.kind === kind) { + references.push(FindAllReferences.nodeEntry(referenceLocation)); + } + } } - var classifiedElementName = tryClassifyJsxElementName(node); - if (!ts.isToken(node) && node.kind !== 10 /* JsxText */ && classifiedElementName === undefined) { - return false; + function getReferencesInSourceFile(sourceFile, search, state) { + state.cancellationToken.throwIfCancellationRequested(); + return getReferencesInContainer(sourceFile, sourceFile, search, state); } - var tokenStart = node.kind === 10 /* JsxText */ ? node.pos : classifyLeadingTriviaAndGetTokenStart(node); - var tokenWidth = node.end - tokenStart; - ts.Debug.assert(tokenWidth >= 0); - if (tokenWidth > 0) { - var type = classifiedElementName || classifyTokenType(node.kind, node); - if (type) { - pushClassification(tokenStart, tokenWidth, type); + /** + * Search within node "container" for references for a search value, where the search value is defined as a + * tuple of(searchSymbol, searchText, searchLocation, and searchMeaning). + * searchLocation: a node where the search value + */ + function getReferencesInContainer(container, sourceFile, search, state) { + if (!state.markSearchedSymbol(sourceFile, search.symbol)) { + return; + } + for (var _i = 0, _a = getPossibleSymbolReferencePositions(sourceFile, search.text, container); _i < _a.length; _i++) { + var position = _a[_i]; + getReferencesAtLocation(sourceFile, position, search, state); } } - return true; - } - function tryClassifyJsxElementName(token) { - switch (token.parent && token.parent.kind) { - case 248 /* JsxOpeningElement */: - if (token.parent.tagName === token) { - return 19 /* jsxOpenTagName */; + function getReferencesAtLocation(sourceFile, position, search, state) { + var referenceLocation = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); + if (!isValidReferencePosition(referenceLocation, search.text)) { + // This wasn't the start of a token. Check to see if it might be a + // match in a comment or string if that's what the caller is asking + // for. + if (!state.options.implementations && (state.options.findInStrings && ts.isInString(sourceFile, position) || state.options.findInComments && ts.isInNonReferenceComment(sourceFile, position))) { + // In the case where we're looking inside comments/strings, we don't have + // an actual definition. So just use 'undefined' here. Features like + // 'Rename' won't care (as they ignore the definitions), and features like + // 'FindReferences' will just filter out these results. + state.addStringOrCommentReference(sourceFile.fileName, ts.createTextSpan(position, search.text.length)); } - break; - case 249 /* JsxClosingElement */: - if (token.parent.tagName === token) { - return 20 /* jsxCloseTagName */; + return; + } + if (!(ts.getMeaningFromLocation(referenceLocation) & state.searchMeaning)) { + return; + } + var referenceSymbol = state.checker.getSymbolAtLocation(referenceLocation); + if (!referenceSymbol) { + return; + } + var parent = referenceLocation.parent; + if (ts.isImportSpecifier(parent) && parent.propertyName === referenceLocation) { + // This is added through `singleReferences` in ImportsResult. If we happen to see it again, don't add it again. + return; + } + if (ts.isExportSpecifier(parent)) { + ts.Debug.assert(referenceLocation.kind === 71 /* Identifier */); + getReferencesAtExportSpecifier(referenceLocation, referenceSymbol, parent, search, state); + return; + } + var relatedSymbol = getRelatedSymbol(search, referenceSymbol, referenceLocation, state); + if (!relatedSymbol) { + getReferenceForShorthandProperty(referenceSymbol, search, state); + return; + } + if (state.isForConstructor) { + findConstructorReferences(referenceLocation, sourceFile, search, state); + } + else { + addReference(referenceLocation, relatedSymbol, search.location, state); + } + getImportOrExportReferences(referenceLocation, referenceSymbol, search, state); + } + function getReferencesAtExportSpecifier(referenceLocation, referenceSymbol, exportSpecifier, search, state) { + var parent = exportSpecifier.parent, propertyName = exportSpecifier.propertyName, name = exportSpecifier.name; + var exportDeclaration = parent.parent; + var localSymbol = getLocalSymbolForExportSpecifier(referenceLocation, referenceSymbol, exportSpecifier, state.checker); + if (!search.includes(localSymbol)) { + return; + } + if (!propertyName) { + addRef(); + } + else if (referenceLocation === propertyName) { + // For `export { foo as bar } from "baz"`, "`foo`" will be added from the singleReferences for import searches of the original export. + // For `export { foo as bar };`, where `foo` is a local, so add it now. + if (!exportDeclaration.moduleSpecifier) { + addRef(); } - break; - case 247 /* JsxSelfClosingElement */: - if (token.parent.tagName === token) { - return 21 /* jsxSelfClosingTagName */; + if (!state.options.isForRename && state.markSeenReExportRHS(name)) { + addReference(name, referenceSymbol, name, state); } - break; - case 250 /* JsxAttribute */: - if (token.parent.name === token) { - return 22 /* jsxAttribute */; + } + else { + if (state.markSeenReExportRHS(referenceLocation)) { + addRef(); } - break; + } + // For `export { foo as bar }`, rename `foo`, but not `bar`. + if (!(referenceLocation === propertyName && state.options.isForRename)) { + var exportKind = referenceLocation.originalKeywordKind === 79 /* DefaultKeyword */ ? 1 /* Default */ : 0 /* Named */; + var exportInfo = FindAllReferences.getExportInfo(referenceSymbol, exportKind, state.checker); + ts.Debug.assert(!!exportInfo); + searchForImportsOfExport(referenceLocation, referenceSymbol, exportInfo, state); + } + // At `export { x } from "foo"`, also search for the imported symbol `"foo".x`. + if (search.comingFrom !== 1 /* Export */ && exportDeclaration.moduleSpecifier && !propertyName) { + searchForImportedSymbol(state.checker.getExportSpecifierLocalTargetSymbol(exportSpecifier), state); + } + function addRef() { + addReference(referenceLocation, localSymbol, search.location, state); + } } - return undefined; - } - // for accurate classification, the actual token should be passed in. however, for - // cases like 'disabled merge code' classification, we just get the token kind and - // classify based on that instead. - function classifyTokenType(tokenKind, token) { - if (ts.isKeyword(tokenKind)) { - return 3 /* keyword */; + function getLocalSymbolForExportSpecifier(referenceLocation, referenceSymbol, exportSpecifier, checker) { + return isExportSpecifierAlias(referenceLocation, exportSpecifier) ? checker.getExportSpecifierLocalTargetSymbol(exportSpecifier) : referenceSymbol; } - // Special case < and > If they appear in a generic context they are punctuation, - // not operators. - if (tokenKind === 26 /* LessThanToken */ || tokenKind === 28 /* GreaterThanToken */) { - // If the node owning the token has a type argument list or type parameter list, then - // we can effectively assume that a '<' and '>' belong to those lists. - if (token && ts.getTypeArgumentOrTypeParameterList(token.parent)) { - return 10 /* punctuation */; + function isExportSpecifierAlias(referenceLocation, exportSpecifier) { + var parent = exportSpecifier.parent, propertyName = exportSpecifier.propertyName, name = exportSpecifier.name; + ts.Debug.assert(propertyName === referenceLocation || name === referenceLocation); + if (propertyName) { + // Given `export { foo as bar } [from "someModule"]`: It's an alias at `foo`, but at `bar` it's a new symbol. + return propertyName === referenceLocation; + } + else { + // `export { foo } from "foo"` is a re-export. + // `export { foo };` is not a re-export, it creates an alias for the local variable `foo`. + return !parent.parent.moduleSpecifier; } } - if (ts.isPunctuation(tokenKind)) { - if (token) { - if (tokenKind === 57 /* EqualsToken */) { - // the '=' in a variable declaration is special cased here. - if (token.parent.kind === 223 /* VariableDeclaration */ || - token.parent.kind === 147 /* PropertyDeclaration */ || - token.parent.kind === 144 /* Parameter */ || - token.parent.kind === 250 /* JsxAttribute */) { - return 5 /* operator */; - } - } - if (token.parent.kind === 192 /* BinaryExpression */ || - token.parent.kind === 190 /* PrefixUnaryExpression */ || - token.parent.kind === 191 /* PostfixUnaryExpression */ || - token.parent.kind === 193 /* ConditionalExpression */) { - return 5 /* operator */; + function getImportOrExportReferences(referenceLocation, referenceSymbol, search, state) { + var importOrExport = FindAllReferences.getImportOrExportSymbol(referenceLocation, referenceSymbol, state.checker, search.comingFrom === 1 /* Export */); + if (!importOrExport) + return; + var symbol = importOrExport.symbol; + if (importOrExport.kind === 0 /* Import */) { + if (!state.options.isForRename || importOrExport.isNamedImport) { + searchForImportedSymbol(symbol, state); } } - return 10 /* punctuation */; - } - else if (tokenKind === 8 /* NumericLiteral */) { - return 4 /* numericLiteral */; + else { + // We don't check for `state.isForRename`, even for default exports, because importers that previously matched the export name should be updated to continue matching. + searchForImportsOfExport(referenceLocation, symbol, importOrExport.exportInfo, state); + } + } + function getReferenceForShorthandProperty(_a, search, state) { + var flags = _a.flags, valueDeclaration = _a.valueDeclaration; + var shorthandValueSymbol = state.checker.getShorthandAssignmentValueSymbol(valueDeclaration); + /* + * Because in short-hand property assignment, an identifier which stored as name of the short-hand property assignment + * has two meanings: property name and property value. Therefore when we do findAllReference at the position where + * an identifier is declared, the language service should return the position of the variable declaration as well as + * the position in short-hand property assignment excluding property accessing. However, if we do findAllReference at the + * position of property accessing, the referenceEntry of such position will be handled in the first case. + */ + if (!(flags & 33554432 /* Transient */) && search.includes(shorthandValueSymbol)) { + addReference(ts.getNameOfDeclaration(valueDeclaration), shorthandValueSymbol, search.location, state); + } } - else if (tokenKind === 9 /* StringLiteral */) { - return token.parent.kind === 250 /* JsxAttribute */ ? 24 /* jsxAttributeStringLiteralValue */ : 6 /* stringLiteral */; + function addReference(referenceLocation, relatedSymbol, searchLocation, state) { + var addRef = state.referenceAdder(relatedSymbol, searchLocation); + if (state.options.implementations) { + addImplementationReferences(referenceLocation, addRef, state); + } + else { + addRef(referenceLocation); + } } - else if (tokenKind === 11 /* RegularExpressionLiteral */) { - // TODO: we should get another classification type for these literals. - return 6 /* stringLiteral */; + /** Adds references when a constructor is used with `new this()` in its own class and `super()` calls in subclasses. */ + function findConstructorReferences(referenceLocation, sourceFile, search, state) { + if (ts.isNewExpressionTarget(referenceLocation)) { + addReference(referenceLocation, search.symbol, search.location, state); + } + var pusher = state.referenceAdder(search.symbol, search.location); + if (ts.isClassLike(referenceLocation.parent)) { + ts.Debug.assert(referenceLocation.parent.name === referenceLocation); + // This is the class declaration containing the constructor. + findOwnConstructorReferences(search.symbol, sourceFile, pusher); + } + else { + // If this class appears in `extends C`, then the extending class' "super" calls are references. + var classExtending = tryGetClassByExtendingIdentifier(referenceLocation); + if (classExtending && ts.isClassLike(classExtending)) { + findSuperConstructorAccesses(classExtending, pusher); + } + } } - else if (ts.isTemplateLiteralKind(tokenKind)) { - // TODO (drosen): we should *also* get another classification type for these literals. - return 6 /* stringLiteral */; + function getPropertyAccessExpressionFromRightHandSide(node) { + return ts.isRightSideOfPropertyAccess(node) && node.parent; } - else if (tokenKind === 10 /* JsxText */) { - return 23 /* jsxText */; + /** + * `classSymbol` is the class where the constructor was defined. + * Reference the constructor and all calls to `new this()`. + */ + function findOwnConstructorReferences(classSymbol, sourceFile, addNode) { + for (var _i = 0, _a = classSymbol.members.get("__constructor" /* Constructor */).declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + var ctrKeyword = ts.findChildOfKind(decl, 123 /* ConstructorKeyword */, sourceFile); + ts.Debug.assert(decl.kind === 152 /* Constructor */ && !!ctrKeyword); + addNode(ctrKeyword); + } + classSymbol.exports.forEach(function (member) { + var decl = member.valueDeclaration; + if (decl && decl.kind === 151 /* MethodDeclaration */) { + var body = decl.body; + if (body) { + forEachDescendantOfKind(body, 99 /* ThisKeyword */, function (thisKeyword) { + if (ts.isNewExpressionTarget(thisKeyword)) { + addNode(thisKeyword); + } + }); + } + } + }); } - else if (tokenKind === 70 /* Identifier */) { - if (token) { - switch (token.parent.kind) { - case 226 /* ClassDeclaration */: - if (token.parent.name === token) { - return 11 /* className */; - } - return; - case 143 /* TypeParameter */: - if (token.parent.name === token) { - return 15 /* typeParameterName */; - } - return; - case 227 /* InterfaceDeclaration */: - if (token.parent.name === token) { - return 13 /* interfaceName */; - } - return; - case 229 /* EnumDeclaration */: - if (token.parent.name === token) { - return 12 /* enumName */; - } - return; - case 230 /* ModuleDeclaration */: - if (token.parent.name === token) { - return 14 /* moduleName */; - } - return; - case 144 /* Parameter */: - if (token.parent.name === token) { - return ts.isThisIdentifier(token) ? 3 /* keyword */ : 17 /* parameterName */; + /** Find references to `super` in the constructor of an extending class. */ + function findSuperConstructorAccesses(cls, addNode) { + var symbol = cls.symbol; + var ctr = symbol.members.get("__constructor" /* Constructor */); + if (!ctr) { + return; + } + for (var _i = 0, _a = ctr.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + ts.Debug.assert(decl.kind === 152 /* Constructor */); + var body = decl.body; + if (body) { + forEachDescendantOfKind(body, 97 /* SuperKeyword */, function (node) { + if (ts.isCallExpressionTarget(node)) { + addNode(node); } - return; + }); } } - return 2 /* identifier */; - } - } - function processElement(element) { - if (!element) { - return; } - // Ignore nodes that don't intersect the original span to classify. - if (ts.decodedTextSpanIntersectsWith(spanStart, spanLength, element.pos, element.getFullWidth())) { - checkForClassificationCancellation(cancellationToken, element.kind); - var children = element.getChildren(sourceFile); - for (var i = 0, n = children.length; i < n; i++) { - var child = children[i]; - if (!tryClassifyNode(child)) { - // Recurse into our child nodes. - processElement(child); + function addImplementationReferences(refNode, addReference, state) { + // Check if we found a function/propertyAssignment/method with an implementation or initializer + if (ts.isDeclarationName(refNode) && isImplementation(refNode.parent)) { + addReference(refNode.parent); + return; + } + if (refNode.kind !== 71 /* Identifier */) { + return; + } + if (refNode.parent.kind === 262 /* ShorthandPropertyAssignment */) { + // Go ahead and dereference the shorthand assignment by going to its definition + getReferenceEntriesForShorthandPropertyAssignment(refNode, state.checker, addReference); + } + // Check if the node is within an extends or implements clause + var containingClass = getContainingClassIfInHeritageClause(refNode); + if (containingClass) { + addReference(containingClass); + return; + } + // If we got a type reference, try and see if the reference applies to any expressions that can implement an interface + var containingTypeReference = getContainingTypeReference(refNode); + if (containingTypeReference && state.markSeenContainingTypeReference(containingTypeReference)) { + var parent = containingTypeReference.parent; + if (ts.isVariableLike(parent) && parent.type === containingTypeReference && parent.initializer && isImplementationExpression(parent.initializer)) { + addReference(parent.initializer); + } + else if (ts.isFunctionLike(parent) && parent.type === containingTypeReference && parent.body) { + var body = parent.body; + if (body.kind === 207 /* Block */) { + ts.forEachReturnStatement(body, function (returnStatement) { + if (returnStatement.expression && isImplementationExpression(returnStatement.expression)) { + addReference(returnStatement.expression); + } + }); + } + else if (isImplementationExpression(body)) { + addReference(body); + } + } + else if (ts.isAssertionExpression(parent) && isImplementationExpression(parent.expression)) { + addReference(parent.expression); } } } - } - } - ts.getEncodedSyntacticClassifications = getEncodedSyntacticClassifications; -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - var Completions; - (function (Completions) { - function getCompletionsAtPosition(host, typeChecker, log, compilerOptions, sourceFile, position) { - if (ts.isInReferenceComment(sourceFile, position)) { - return getTripleSlashReferenceCompletion(sourceFile, position); - } - if (ts.isInString(sourceFile, position)) { - return getStringLiteralCompletionEntries(sourceFile, position); - } - var completionData = getCompletionData(typeChecker, log, sourceFile, position); - if (!completionData) { - return undefined; - } - var symbols = completionData.symbols, isGlobalCompletion = completionData.isGlobalCompletion, isMemberCompletion = completionData.isMemberCompletion, isNewIdentifierLocation = completionData.isNewIdentifierLocation, location = completionData.location, isJsDocTagName = completionData.isJsDocTagName; - if (isJsDocTagName) { - // If the current position is a jsDoc tag name, only tag names should be provided for completion - return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: ts.JsDoc.getAllJsDocCompletionEntries() }; - } - var entries = []; - if (ts.isSourceFileJavaScript(sourceFile)) { - var uniqueNames = getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true); - ts.addRange(entries, getJavaScriptCompletionEntries(sourceFile, location.pos, uniqueNames)); - } - else { - if (!symbols || symbols.length === 0) { - if (sourceFile.languageVariant === 1 /* JSX */ && - location.parent && location.parent.kind === 249 /* JsxClosingElement */) { - // In the TypeScript JSX element, if such element is not defined. When users query for completion at closing tag, - // instead of simply giving unknown value, the completion will return the tag-name of an associated opening-element. - // For example: - // var x =
completion list at "1" will contain "div" with type any - var tagName = location.parent.parent.openingElement.tagName; - entries.push({ - name: tagName.text, - kind: undefined, - kindModifiers: undefined, - sortText: "0", - }); + function getSymbolsForClassAndInterfaceComponents(type, result) { + if (result === void 0) { result = []; } + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var componentType = _a[_i]; + if (componentType.symbol && componentType.symbol.getFlags() & (32 /* Class */ | 64 /* Interface */)) { + result.push(componentType.symbol); } - else { - return undefined; + if (componentType.getFlags() & 196608 /* UnionOrIntersection */) { + getSymbolsForClassAndInterfaceComponents(componentType, result); } } - getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true); + return result; } - // Add keywords if this is not a member completion list - if (!isMemberCompletion && !isJsDocTagName) { - ts.addRange(entries, keywordCompletions); + function getContainingTypeReference(node) { + var topLevelTypeReference = undefined; + while (node) { + if (ts.isTypeNode(node)) { + topLevelTypeReference = node; + } + node = node.parent; + } + return topLevelTypeReference; } - return { isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, isNewIdentifierLocation: isNewIdentifierLocation, entries: entries }; - function getJavaScriptCompletionEntries(sourceFile, position, uniqueNames) { - var entries = []; - var nameTable = ts.getNameTable(sourceFile); - for (var name_45 in nameTable) { - // Skip identifiers produced only from the current location - if (nameTable[name_45] === position) { - continue; + function getContainingClassIfInHeritageClause(node) { + if (node && node.parent) { + if (node.kind === 201 /* ExpressionWithTypeArguments */ + && node.parent.kind === 259 /* HeritageClause */ + && ts.isClassLike(node.parent.parent)) { + return node.parent.parent; } - if (!uniqueNames[name_45]) { - uniqueNames[name_45] = name_45; - var displayName = getCompletionEntryDisplayName(ts.unescapeIdentifier(name_45), compilerOptions.target, /*performCharacterChecks*/ true); - if (displayName) { - var entry = { - name: displayName, - kind: ts.ScriptElementKind.warning, - kindModifiers: "", - sortText: "1" - }; - entries.push(entry); - } + else if (node.kind === 71 /* Identifier */ || node.kind === 179 /* PropertyAccessExpression */) { + return getContainingClassIfInHeritageClause(node.parent); } } - return entries; + return undefined; } - function createCompletionEntry(symbol, location, performCharacterChecks) { - // Try to get a valid display name for this symbol, if we could not find one, then ignore it. - // We would like to only show things that can be added after a dot, so for instance numeric properties can - // not be accessed with a dot (a.1 <- invalid) - var displayName = getCompletionEntryDisplayNameForSymbol(typeChecker, symbol, compilerOptions.target, performCharacterChecks, location); - if (!displayName) { - return undefined; + /** + * Returns true if this is an expression that can be considered an implementation + */ + function isImplementationExpression(node) { + switch (node.kind) { + case 185 /* ParenthesizedExpression */: + return isImplementationExpression(node.expression); + case 187 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 178 /* ObjectLiteralExpression */: + case 199 /* ClassExpression */: + case 177 /* ArrayLiteralExpression */: + return true; + default: + return false; } - // TODO(drosen): Right now we just permit *all* semantic meanings when calling - // 'getSymbolKind' which is permissible given that it is backwards compatible; but - // really we should consider passing the meaning for the node so that we don't report - // that a suggestion for a value is an interface. We COULD also just do what - // 'getSymbolModifiers' does, which is to use the first declaration. - // Use a 'sortText' of 0' so that all symbol completion entries come before any other - // entries (like JavaScript identifier entries). - return { - name: displayName, - kind: ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, location), - kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), - sortText: "0", - }; } - function getCompletionEntriesFromSymbols(symbols, entries, location, performCharacterChecks) { - var start = ts.timestamp(); - var uniqueNames = ts.createMap(); - if (symbols) { - for (var _i = 0, symbols_4 = symbols; _i < symbols_4.length; _i++) { - var symbol = symbols_4[_i]; - var entry = createCompletionEntry(symbol, location, performCharacterChecks); - if (entry) { - var id = ts.escapeIdentifier(entry.name); - if (!uniqueNames[id]) { - entries.push(entry); - uniqueNames[id] = id; + /** + * Determines if the parent symbol occurs somewhere in the child's ancestry. If the parent symbol + * is an interface, determines if some ancestor of the child symbol extends or inherits from it. + * Also takes in a cache of previous results which makes this slightly more efficient and is + * necessary to avoid potential loops like so: + * class A extends B { } + * class B extends A { } + * + * We traverse the AST rather than using the type checker because users are typically only interested + * in explicit implementations of an interface/class when calling "Go to Implementation". Sibling + * implementations of types that share a common ancestor with the type whose implementation we are + * searching for need to be filtered out of the results. The type checker doesn't let us make the + * distinction between structurally compatible implementations and explicit implementations, so we + * must use the AST. + * + * @param child A class or interface Symbol + * @param parent Another class or interface Symbol + * @param cachedResults A map of symbol id pairs (i.e. "child,parent") to booleans indicating previous results + */ + function explicitlyInheritsFrom(child, parent, cachedResults, checker) { + var parentIsInterface = parent.getFlags() & 64 /* Interface */; + return searchHierarchy(child); + function searchHierarchy(symbol) { + if (symbol === parent) { + return true; + } + var key = ts.getSymbolId(symbol) + "," + ts.getSymbolId(parent); + var cached = cachedResults.get(key); + if (cached !== undefined) { + return cached; + } + // Set the key so that we don't infinitely recurse + cachedResults.set(key, false); + var inherits = ts.forEach(symbol.getDeclarations(), function (declaration) { + if (ts.isClassLike(declaration)) { + if (parentIsInterface) { + var interfaceReferences = ts.getClassImplementsHeritageClauseElements(declaration); + if (interfaceReferences) { + for (var _i = 0, interfaceReferences_1 = interfaceReferences; _i < interfaceReferences_1.length; _i++) { + var typeReference = interfaceReferences_1[_i]; + if (searchTypeReference(typeReference)) { + return true; + } + } + } + } + return searchTypeReference(ts.getClassExtendsHeritageClauseElement(declaration)); + } + else if (declaration.kind === 230 /* InterfaceDeclaration */) { + if (parentIsInterface) { + return ts.forEach(ts.getInterfaceBaseTypeNodes(declaration), searchTypeReference); } } + return false; + }); + cachedResults.set(key, inherits); + return inherits; + } + function searchTypeReference(typeReference) { + if (typeReference) { + var type = checker.getTypeAtLocation(typeReference); + if (type && type.symbol) { + return searchHierarchy(type.symbol); + } } + return false; } - log("getCompletionsAtPosition: getCompletionEntriesFromSymbols: " + (ts.timestamp() - start)); - return uniqueNames; } - function getStringLiteralCompletionEntries(sourceFile, position) { - var node = ts.findPrecedingToken(position, sourceFile); - if (!node || node.kind !== 9 /* StringLiteral */) { + function getReferencesForSuperKeyword(superKeyword) { + var searchSpaceNode = ts.getSuperContainer(superKeyword, /*stopOnFunctions*/ false); + if (!searchSpaceNode) { return undefined; } - if (node.parent.kind === 257 /* PropertyAssignment */ && - node.parent.parent.kind === 176 /* ObjectLiteralExpression */ && - node.parent.name === node) { - // Get quoted name of properties of the object literal expression - // i.e. interface ConfigFiles { - // 'jspm:dev': string - // } - // let files: ConfigFiles = { - // '/*completion position*/' - // } - // - // function foo(c: ConfigFiles) {} - // foo({ - // '/*completion position*/' - // }); - return getStringLiteralCompletionEntriesFromPropertyAssignment(node.parent); - } - else if (ts.isElementAccessExpression(node.parent) && node.parent.argumentExpression === node) { - // Get all names of properties on the expression - // i.e. interface A { - // 'prop1': string - // } - // let a: A; - // a['/*completion position*/'] - return getStringLiteralCompletionEntriesFromElementAccess(node.parent); + // Whether 'super' occurs in a static context within a class. + var staticFlag = 32 /* Static */; + switch (searchSpaceNode.kind) { + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + staticFlag &= ts.getModifierFlags(searchSpaceNode); + searchSpaceNode = searchSpaceNode.parent; // re-assign to be the owning class + break; + default: + return undefined; + } + var references = []; + var sourceFile = searchSpaceNode.getSourceFile(); + var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "super", searchSpaceNode); + for (var _i = 0, possiblePositions_3 = possiblePositions; _i < possiblePositions_3.length; _i++) { + var position = possiblePositions_3[_i]; + var node = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ false); + if (!node || node.kind !== 97 /* SuperKeyword */) { + continue; + } + var container = ts.getSuperContainer(node, /*stopOnFunctions*/ false); + // If we have a 'super' container, we must have an enclosing class. + // Now make sure the owning class is the same as the search-space + // and has the same static qualifier as the original 'super's owner. + if (container && (32 /* Static */ & ts.getModifierFlags(container)) === staticFlag && container.parent.symbol === searchSpaceNode.symbol) { + references.push(FindAllReferences.nodeEntry(node)); + } + } + return [{ definition: { type: "symbol", symbol: searchSpaceNode.symbol, node: superKeyword }, references: references }]; + } + function getReferencesForThisKeyword(thisOrSuperKeyword, sourceFiles, cancellationToken) { + var searchSpaceNode = ts.getThisContainer(thisOrSuperKeyword, /* includeArrowFunctions */ false); + // Whether 'this' occurs in a static context within a class. + var staticFlag = 32 /* Static */; + switch (searchSpaceNode.kind) { + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + if (ts.isObjectLiteralMethod(searchSpaceNode)) { + break; + } + // falls through + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + staticFlag &= ts.getModifierFlags(searchSpaceNode); + searchSpaceNode = searchSpaceNode.parent; // re-assign to be the owning class + break; + case 265 /* SourceFile */: + if (ts.isExternalModule(searchSpaceNode)) { + return undefined; + } + // falls through + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + break; + // Computed properties in classes are not handled here because references to this are illegal, + // so there is no point finding references to them. + default: + return undefined; } - else if (node.parent.kind === 235 /* ImportDeclaration */ || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node) || ts.isRequireCall(node.parent, false)) { - // Get all known external module names or complete a path to a module - // i.e. import * as ns from "/*completion position*/"; - // import x = require("/*completion position*/"); - // var y = require("/*completion position*/"); - return getStringLiteralCompletionEntriesFromModuleNames(node); + var references = []; + var possiblePositions; + if (searchSpaceNode.kind === 265 /* SourceFile */) { + ts.forEach(sourceFiles, function (sourceFile) { + cancellationToken.throwIfCancellationRequested(); + possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "this"); + getThisReferencesInFile(sourceFile, sourceFile, possiblePositions, references); + }); } else { - var argumentInfo = ts.SignatureHelp.getContainingArgumentInfo(node, position, sourceFile); - if (argumentInfo) { - // Get string literal completions from specialized signatures of the target - // i.e. declare function f(a: 'A'); - // f("/*completion position*/") - return getStringLiteralCompletionEntriesFromCallExpression(argumentInfo); - } - // Get completion for string literal from string literal type - // i.e. var x: "hi" | "hello" = "/*completion position*/" - return getStringLiteralCompletionEntriesFromContextualType(node); + var sourceFile = searchSpaceNode.getSourceFile(); + possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "this", searchSpaceNode); + getThisReferencesInFile(sourceFile, searchSpaceNode, possiblePositions, references); + } + return [{ + definition: { type: "this", node: thisOrSuperKeyword }, + references: references + }]; + function getThisReferencesInFile(sourceFile, searchSpaceNode, possiblePositions, result) { + ts.forEach(possiblePositions, function (position) { + var node = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ false); + if (!node || !ts.isThis(node)) { + return; + } + var container = ts.getThisContainer(node, /* includeArrowFunctions */ false); + switch (searchSpaceNode.kind) { + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + if (searchSpaceNode.symbol === container.symbol) { + result.push(FindAllReferences.nodeEntry(node)); + } + break; + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + if (ts.isObjectLiteralMethod(searchSpaceNode) && searchSpaceNode.symbol === container.symbol) { + result.push(FindAllReferences.nodeEntry(node)); + } + break; + case 199 /* ClassExpression */: + case 229 /* ClassDeclaration */: + // Make sure the container belongs to the same class + // and has the appropriate static modifier from the original container. + if (container.parent && searchSpaceNode.symbol === container.parent.symbol && (ts.getModifierFlags(container) & 32 /* Static */) === staticFlag) { + result.push(FindAllReferences.nodeEntry(node)); + } + break; + case 265 /* SourceFile */: + if (container.kind === 265 /* SourceFile */ && !ts.isExternalModule(container)) { + result.push(FindAllReferences.nodeEntry(node)); + } + break; + } + }); } } - function getStringLiteralCompletionEntriesFromPropertyAssignment(element) { - var type = typeChecker.getContextualType(element.parent); - var entries = []; - if (type) { - getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, element, /*performCharacterChecks*/ false); - if (entries.length) { - return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; + function getReferencesForStringLiteral(node, sourceFiles, cancellationToken) { + var references = []; + for (var _i = 0, sourceFiles_7 = sourceFiles; _i < sourceFiles_7.length; _i++) { + var sourceFile = sourceFiles_7[_i]; + cancellationToken.throwIfCancellationRequested(); + var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, node.text); + getReferencesForStringLiteralInFile(sourceFile, node.text, possiblePositions, references); + } + return [{ + definition: { type: "string", node: node }, + references: references + }]; + function getReferencesForStringLiteralInFile(sourceFile, searchText, possiblePositions, references) { + for (var _i = 0, possiblePositions_4 = possiblePositions; _i < possiblePositions_4.length; _i++) { + var position = possiblePositions_4[_i]; + var node_7 = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ false); + if (node_7 && node_7.kind === 9 /* StringLiteral */ && node_7.text === searchText) { + references.push(FindAllReferences.nodeEntry(node_7, /*isInString*/ true)); + } } } } - function getStringLiteralCompletionEntriesFromCallExpression(argumentInfo) { - var candidates = []; - var entries = []; - typeChecker.getResolvedSignature(argumentInfo.invocation, candidates); - for (var _i = 0, candidates_3 = candidates; _i < candidates_3.length; _i++) { - var candidate = candidates_3[_i]; - if (candidate.parameters.length > argumentInfo.argumentIndex) { - var parameter = candidate.parameters[argumentInfo.argumentIndex]; - addStringLiteralCompletionsFromType(typeChecker.getTypeAtLocation(parameter.valueDeclaration), entries); + // For certain symbol kinds, we need to include other symbols in the search set. + // This is not needed when searching for re-exports. + function populateSearchSymbolSet(symbol, location, checker, implementations) { + // The search set contains at least the current symbol + var result = [symbol]; + var containingObjectLiteralElement = ts.getContainingObjectLiteralElement(location); + if (containingObjectLiteralElement) { + // If the location is name of property symbol from object literal destructuring pattern + // Search the property symbol + // for ( { property: p2 } of elems) { } + if (containingObjectLiteralElement.kind !== 262 /* ShorthandPropertyAssignment */) { + var propertySymbol = getPropertySymbolOfDestructuringAssignment(location, checker); + if (propertySymbol) { + result.push(propertySymbol); + } + } + // If the location is in a context sensitive location (i.e. in an object literal) try + // to get a contextual type for it, and add the property symbol from the contextual + // type to the search set + ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement, checker), function (contextualSymbol) { + ts.addRange(result, checker.getRootSymbols(contextualSymbol)); + }); + /* Because in short-hand property assignment, location has two meaning : property name and as value of the property + * When we do findAllReference at the position of the short-hand property assignment, we would want to have references to position of + * property name and variable declaration of the identifier. + * Like in below example, when querying for all references for an identifier 'name', of the property assignment, the language service + * should show both 'name' in 'obj' and 'name' in variable declaration + * const name = "Foo"; + * const obj = { name }; + * In order to do that, we will populate the search set with the value symbol of the identifier as a value of the property assignment + * so that when matching with potential reference symbol, both symbols from property declaration and variable declaration + * will be included correctly. + */ + var shorthandValueSymbol = checker.getShorthandAssignmentValueSymbol(location.parent); + if (shorthandValueSymbol) { + result.push(shorthandValueSymbol); } } - if (entries.length) { - return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: true, entries: entries }; + // If the symbol.valueDeclaration is a property parameter declaration, + // we should include both parameter declaration symbol and property declaration symbol + // Parameter Declaration symbol is only visible within function scope, so the symbol is stored in constructor.locals. + // Property Declaration symbol is a member of the class, so the symbol is stored in its class Declaration.symbol.members + if (symbol.valueDeclaration && symbol.valueDeclaration.kind === 146 /* Parameter */ && + ts.isParameterPropertyDeclaration(symbol.valueDeclaration)) { + ts.addRange(result, checker.getSymbolsOfParameterPropertyDeclaration(symbol.valueDeclaration, symbol.name)); } - return undefined; - } - function getStringLiteralCompletionEntriesFromElementAccess(node) { - var type = typeChecker.getTypeAtLocation(node.expression); - var entries = []; - if (type) { - getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, node, /*performCharacterChecks*/ false); - if (entries.length) { - return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; - } + // If this is symbol of binding element without propertyName declaration in Object binding pattern + // Include the property in the search + var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol, checker); + if (bindingElementPropertySymbol) { + result.push(bindingElementPropertySymbol); + addRootSymbols(bindingElementPropertySymbol); } - return undefined; - } - function getStringLiteralCompletionEntriesFromContextualType(node) { - var type = typeChecker.getContextualType(node); - if (type) { - var entries_2 = []; - addStringLiteralCompletionsFromType(type, entries_2); - if (entries_2.length) { - return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: entries_2 }; + addRootSymbols(symbol); + return result; + function addRootSymbols(sym) { + // If this is a union property, add all the symbols from all its source symbols in all unioned types. + // If the symbol is an instantiation from a another symbol (e.g. widened symbol) , add the root the list + for (var _i = 0, _a = checker.getRootSymbols(sym); _i < _a.length; _i++) { + var rootSymbol = _a[_i]; + if (rootSymbol !== sym) { + result.push(rootSymbol); + } + // Add symbol of properties/methods of the same name in base classes and implemented interfaces definitions + if (!implementations && rootSymbol.parent && rootSymbol.parent.flags & (32 /* Class */ | 64 /* Interface */)) { + getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.name, result, /*previousIterationSymbolsCache*/ ts.createSymbolTable(), checker); + } } } - return undefined; } - function addStringLiteralCompletionsFromType(type, result) { - if (!type) { + /** + * Find symbol of the given property-name and add the symbol to the given result array + * @param symbol a symbol to start searching for the given propertyName + * @param propertyName a name of property to search for + * @param result an array of symbol of found property symbols + * @param previousIterationSymbolsCache a cache of symbol from previous iterations of calling this function to prevent infinite revisiting of the same symbol. + * The value of previousIterationSymbol is undefined when the function is first called. + */ + function getPropertySymbolsFromBaseTypes(symbol, propertyName, result, previousIterationSymbolsCache, checker) { + if (!symbol) { return; } - if (type.flags & 65536 /* Union */) { - ts.forEach(type.types, function (t) { return addStringLiteralCompletionsFromType(t, result); }); + // If the current symbol is the same as the previous-iteration symbol, we can just return the symbol that has already been visited + // This is particularly important for the following cases, so that we do not infinitely visit the same symbol. + // For example: + // interface C extends C { + // /*findRef*/propName: string; + // } + // The first time getPropertySymbolsFromBaseTypes is called when finding-all-references at propName, + // the symbol argument will be the symbol of an interface "C" and previousIterationSymbol is undefined, + // the function will add any found symbol of the property-name, then its sub-routine will call + // getPropertySymbolsFromBaseTypes again to walk up any base types to prevent revisiting already + // visited symbol, interface "C", the sub-routine will pass the current symbol as previousIterationSymbol. + if (previousIterationSymbolsCache.has(symbol.escapedName)) { + return; } - else { - if (type.flags & 32 /* StringLiteral */) { - result.push({ - name: type.text, - kindModifiers: ts.ScriptElementKindModifier.none, - kind: ts.ScriptElementKind.variableElement, - sortText: "0" - }); + if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { + ts.forEach(symbol.getDeclarations(), function (declaration) { + if (ts.isClassLike(declaration)) { + getPropertySymbolFromTypeReference(ts.getClassExtendsHeritageClauseElement(declaration)); + ts.forEach(ts.getClassImplementsHeritageClauseElements(declaration), getPropertySymbolFromTypeReference); + } + else if (declaration.kind === 230 /* InterfaceDeclaration */) { + ts.forEach(ts.getInterfaceBaseTypeNodes(declaration), getPropertySymbolFromTypeReference); + } + }); + } + return; + function getPropertySymbolFromTypeReference(typeReference) { + if (typeReference) { + var type = checker.getTypeAtLocation(typeReference); + if (type) { + var propertySymbol = checker.getPropertyOfType(type, propertyName); + if (propertySymbol) { + result.push.apply(result, checker.getRootSymbols(propertySymbol)); + } + // Visit the typeReference as well to see if it directly or indirectly use that property + previousIterationSymbolsCache.set(symbol.escapedName, symbol); + getPropertySymbolsFromBaseTypes(type.symbol, propertyName, result, previousIterationSymbolsCache, checker); + } } } } - function getStringLiteralCompletionEntriesFromModuleNames(node) { - var literalValue = ts.normalizeSlashes(node.text); - var scriptPath = node.getSourceFile().path; - var scriptDirectory = ts.getDirectoryPath(scriptPath); - var span = getDirectoryFragmentTextSpan(node.text, node.getStart() + 1); - var entries; - if (isPathRelativeToScript(literalValue) || ts.isRootedDiskPath(literalValue)) { - if (compilerOptions.rootDirs) { - entries = getCompletionEntriesForDirectoryFragmentWithRootDirs(compilerOptions.rootDirs, literalValue, scriptDirectory, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ false, span, scriptPath); + function getRelatedSymbol(search, referenceSymbol, referenceLocation, state) { + if (search.includes(referenceSymbol)) { + return referenceSymbol; + } + // If the reference location is in an object literal, try to get the contextual type for the + // object literal, lookup the property symbol in the contextual type, and use this symbol to + // compare to our searchSymbol + var containingObjectLiteralElement = ts.getContainingObjectLiteralElement(referenceLocation); + if (containingObjectLiteralElement) { + var contextualSymbol = ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement, state.checker), function (contextualSymbol) { + return ts.find(state.checker.getRootSymbols(contextualSymbol), search.includes); + }); + if (contextualSymbol) { + return contextualSymbol; } - else { - entries = getCompletionEntriesForDirectoryFragment(literalValue, scriptDirectory, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ false, span, scriptPath); + // If the reference location is the name of property from object literal destructuring pattern + // Get the property symbol from the object literal's type and look if thats the search symbol + // In below eg. get 'property' from type of elems iterating type + // for ( { property: p2 } of elems) { } + var propertySymbol = getPropertySymbolOfDestructuringAssignment(referenceLocation, state.checker); + if (propertySymbol && search.includes(propertySymbol)) { + return propertySymbol; } } - else { - // Check for node modules - entries = getCompletionEntriesForNonRelativeModules(literalValue, scriptDirectory, span); + // If the reference location is the binding element and doesn't have property name + // then include the binding element in the related symbols + // let { a } : { a }; + var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(referenceSymbol, state.checker); + if (bindingElementPropertySymbol) { + var fromBindingElement = findRootSymbol(bindingElementPropertySymbol); + if (fromBindingElement) + return fromBindingElement; + } + return findRootSymbol(referenceSymbol); + function findRootSymbol(sym) { + // Unwrap symbols to get to the root (e.g. transient symbols as a result of widening) + // Or a union property, use its underlying unioned symbols + return ts.forEach(state.checker.getRootSymbols(sym), function (rootSymbol) { + // if it is in the list, then we are done + if (search.includes(rootSymbol)) { + return rootSymbol; + } + // Finally, try all properties with the same name in any type the containing type extended or implemented, and + // see if any is in the list. If we were passed a parent symbol, only include types that are subtypes of the + // parent symbol + if (rootSymbol.parent && rootSymbol.parent.flags & (32 /* Class */ | 64 /* Interface */)) { + // Parents will only be defined if implementations is true + if (search.parents && !ts.some(search.parents, function (parent) { return explicitlyInheritsFrom(rootSymbol.parent, parent, state.inheritsFromCache, state.checker); })) { + return undefined; + } + var result = []; + getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.name, result, /*previousIterationSymbolsCache*/ ts.createSymbolTable(), state.checker); + return ts.find(result, search.includes); + } + return undefined; + }); } - return { - isGlobalCompletion: false, - isMemberCompletion: false, - isNewIdentifierLocation: true, - entries: entries - }; } - /** - * Takes a script path and returns paths for all potential folders that could be merged with its - * containing folder via the "rootDirs" compiler option - */ - function getBaseDirectoriesFromRootDirs(rootDirs, basePath, scriptPath, ignoreCase) { - // Make all paths absolute/normalized if they are not already - rootDirs = ts.map(rootDirs, function (rootDirectory) { return ts.normalizePath(ts.isRootedDiskPath(rootDirectory) ? rootDirectory : ts.combinePaths(basePath, rootDirectory)); }); - // Determine the path to the directory containing the script relative to the root directory it is contained within - var relativeDirectory; - for (var _i = 0, rootDirs_1 = rootDirs; _i < rootDirs_1.length; _i++) { - var rootDirectory = rootDirs_1[_i]; - if (ts.containsPath(rootDirectory, scriptPath, basePath, ignoreCase)) { - relativeDirectory = scriptPath.substr(rootDirectory.length); - break; + function getNameFromObjectLiteralElement(node) { + if (node.name.kind === 144 /* ComputedPropertyName */) { + var nameExpression = node.name.expression; + // treat computed property names where expression is string/numeric literal as just string/numeric literal + if (ts.isStringOrNumericLiteral(nameExpression)) { + return nameExpression.text; } + return undefined; } - // Now find a path for each potential directory that is to be merged with the one containing the script - return ts.deduplicate(ts.map(rootDirs, function (rootDirectory) { return ts.combinePaths(rootDirectory, relativeDirectory); })); - } - function getCompletionEntriesForDirectoryFragmentWithRootDirs(rootDirs, fragment, scriptPath, extensions, includeExtensions, span, exclude) { - var basePath = compilerOptions.project || host.getCurrentDirectory(); - var ignoreCase = !(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames()); - var baseDirectories = getBaseDirectoriesFromRootDirs(rootDirs, basePath, scriptPath, ignoreCase); - var result = []; - for (var _i = 0, baseDirectories_1 = baseDirectories; _i < baseDirectories_1.length; _i++) { - var baseDirectory = baseDirectories_1[_i]; - getCompletionEntriesForDirectoryFragment(fragment, baseDirectory, extensions, includeExtensions, span, exclude, result); - } - return result; + return ts.getTextOfIdentifierOrLiteral(node.name); } - /** - * Given a path ending at a directory, gets the completions for the path, and filters for those entries containing the basename. - */ - function getCompletionEntriesForDirectoryFragment(fragment, scriptPath, extensions, includeExtensions, span, exclude, result) { - if (result === void 0) { result = []; } - if (fragment === undefined) { - fragment = ""; - } - fragment = ts.normalizeSlashes(fragment); - /** - * Remove the basename from the path. Note that we don't use the basename to filter completions; - * the client is responsible for refining completions. - */ - fragment = ts.getDirectoryPath(fragment); - if (fragment === "") { - fragment = "." + ts.directorySeparator; - } - fragment = ts.ensureTrailingDirectorySeparator(fragment); - var absolutePath = normalizeAndPreserveTrailingSlash(ts.isRootedDiskPath(fragment) ? fragment : ts.combinePaths(scriptPath, fragment)); - var baseDirectory = ts.getDirectoryPath(absolutePath); - var ignoreCase = !(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames()); - if (tryDirectoryExists(host, baseDirectory)) { - // Enumerate the available files if possible - var files = tryReadDirectory(host, baseDirectory, extensions, /*exclude*/ undefined, /*include*/ ["./*"]); - if (files) { - /** - * Multiple file entries might map to the same truncated name once we remove extensions - * (happens iff includeExtensions === false)so we use a set-like data structure. Eg: - * - * both foo.ts and foo.tsx become foo - */ - var foundFiles = ts.createMap(); - for (var _i = 0, files_3 = files; _i < files_3.length; _i++) { - var filePath = files_3[_i]; - filePath = ts.normalizePath(filePath); - if (exclude && ts.comparePaths(filePath, exclude, scriptPath, ignoreCase) === 0 /* EqualTo */) { - continue; - } - var foundFileName = includeExtensions ? ts.getBaseFileName(filePath) : ts.removeFileExtension(ts.getBaseFileName(filePath)); - if (!foundFiles[foundFileName]) { - foundFiles[foundFileName] = true; - } - } - for (var foundFile in foundFiles) { - result.push(createCompletionEntryForModule(foundFile, ts.ScriptElementKind.scriptElement, span)); - } + /** Gets all symbols for one property. Does not get symbols for every property. */ + function getPropertySymbolsFromContextualType(node, checker) { + var objectLiteral = node.parent; + var contextualType = checker.getContextualType(objectLiteral); + var name = getNameFromObjectLiteralElement(node); + if (name && contextualType) { + var result_6 = []; + var symbol = contextualType.getProperty(name); + if (symbol) { + result_6.push(symbol); } - // If possible, get folder completion as well - var directories = tryGetDirectories(host, baseDirectory); - if (directories) { - for (var _a = 0, directories_2 = directories; _a < directories_2.length; _a++) { - var directory = directories_2[_a]; - var directoryName = ts.getBaseFileName(ts.normalizePath(directory)); - result.push(createCompletionEntryForModule(directoryName, ts.ScriptElementKind.directory, span)); - } + if (contextualType.flags & 65536 /* Union */) { + ts.forEach(contextualType.types, function (t) { + var symbol = t.getProperty(name); + if (symbol) { + result_6.push(symbol); + } + }); } + return result_6; } - return result; + return undefined; } /** - * Check all of the declared modules and those in node modules. Possible sources of modules: - * Modules that are found by the type checker - * Modules found relative to "baseUrl" compliler options (including patterns from "paths" compiler option) - * Modules from node_modules (i.e. those listed in package.json) - * This includes all files that are found in node_modules/moduleName/ with acceptable file extensions + * Given an initial searchMeaning, extracted from a location, widen the search scope based on the declarations + * of the corresponding symbol. e.g. if we are searching for "Foo" in value position, but "Foo" references a class + * then we need to widen the search to include type positions as well. + * On the contrary, if we are searching for "Bar" in type position and we trace bar to an interface, and an uninstantiated + * module, we want to keep the search limited to only types, as the two declarations (interface and uninstantiated module) + * do not intersect in any of the three spaces. */ - function getCompletionEntriesForNonRelativeModules(fragment, scriptPath, span) { - var baseUrl = compilerOptions.baseUrl, paths = compilerOptions.paths; - var result; - if (baseUrl) { - var fileExtensions = ts.getSupportedExtensions(compilerOptions); - var projectDir = compilerOptions.project || host.getCurrentDirectory(); - var absolute = ts.isRootedDiskPath(baseUrl) ? baseUrl : ts.combinePaths(projectDir, baseUrl); - result = getCompletionEntriesForDirectoryFragment(fragment, ts.normalizePath(absolute), fileExtensions, /*includeExtensions*/ false, span); - if (paths) { - for (var path in paths) { - if (paths.hasOwnProperty(path)) { - if (path === "*") { - if (paths[path]) { - for (var _i = 0, _a = paths[path]; _i < _a.length; _i++) { - var pattern = _a[_i]; - for (var _b = 0, _c = getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions); _b < _c.length; _b++) { - var match = _c[_b]; - result.push(createCompletionEntryForModule(match, ts.ScriptElementKind.externalModuleName, span)); - } - } - } - } - else if (ts.startsWith(path, fragment)) { - var entry = paths[path] && paths[path].length === 1 && paths[path][0]; - if (entry) { - result.push(createCompletionEntryForModule(path, ts.ScriptElementKind.externalModuleName, span)); - } - } + function getIntersectingMeaningFromDeclarations(meaning, declarations) { + if (declarations) { + var lastIterationMeaning = void 0; + do { + // The result is order-sensitive, for instance if initialMeaning === Namespace, and declarations = [class, instantiated module] + // we need to consider both as they initialMeaning intersects with the module in the namespace space, and the module + // intersects with the class in the value space. + // To achieve that we will keep iterating until the result stabilizes. + // Remember the last meaning + lastIterationMeaning = meaning; + for (var _i = 0, declarations_10 = declarations; _i < declarations_10.length; _i++) { + var declaration = declarations_10[_i]; + var declarationMeaning = ts.getMeaningFromDeclaration(declaration); + if (declarationMeaning & meaning) { + meaning |= declarationMeaning; } } + } while (meaning !== lastIterationMeaning); + } + return meaning; + } + function isImplementation(node) { + if (!node) { + return false; + } + else if (ts.isVariableLike(node)) { + if (node.initializer) { + return true; + } + else if (node.kind === 226 /* VariableDeclaration */) { + var parentStatement = getParentStatementOfVariableDeclaration(node); + return parentStatement && ts.hasModifier(parentStatement, 2 /* Ambient */); } } + else if (ts.isFunctionLike(node)) { + return !!node.body || ts.hasModifier(node, 2 /* Ambient */); + } else { - result = []; + switch (node.kind) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 232 /* EnumDeclaration */: + case 233 /* ModuleDeclaration */: + return true; + } } - getCompletionEntriesFromTypings(host, compilerOptions, scriptPath, span, result); - for (var _d = 0, _e = enumeratePotentialNonRelativeModules(fragment, scriptPath, compilerOptions); _d < _e.length; _d++) { - var moduleName = _e[_d]; - result.push(createCompletionEntryForModule(moduleName, ts.ScriptElementKind.externalModuleName, span)); + return false; + } + function getParentStatementOfVariableDeclaration(node) { + if (node.parent && node.parent.parent && node.parent.parent.kind === 208 /* VariableStatement */) { + ts.Debug.assert(node.parent.kind === 227 /* VariableDeclarationList */); + return node.parent.parent; } - return result; } - function getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions) { - if (host.readDirectory) { - var parsed = ts.hasZeroOrOneAsteriskCharacter(pattern) ? ts.tryParsePattern(pattern) : undefined; - if (parsed) { - // The prefix has two effective parts: the directory path and the base component after the filepath that is not a - // full directory component. For example: directory/path/of/prefix/base* - var normalizedPrefix = normalizeAndPreserveTrailingSlash(parsed.prefix); - var normalizedPrefixDirectory = ts.getDirectoryPath(normalizedPrefix); - var normalizedPrefixBase = ts.getBaseFileName(normalizedPrefix); - var fragmentHasPath = fragment.indexOf(ts.directorySeparator) !== -1; - // Try and expand the prefix to include any path from the fragment so that we can limit the readDirectory call - var expandedPrefixDirectory = fragmentHasPath ? ts.combinePaths(normalizedPrefixDirectory, normalizedPrefixBase + ts.getDirectoryPath(fragment)) : normalizedPrefixDirectory; - var normalizedSuffix = ts.normalizePath(parsed.suffix); - var baseDirectory = ts.combinePaths(baseUrl, expandedPrefixDirectory); - var completePrefix = fragmentHasPath ? baseDirectory : ts.ensureTrailingDirectorySeparator(baseDirectory) + normalizedPrefixBase; - // If we have a suffix, then we need to read the directory all the way down. We could create a glob - // that encodes the suffix, but we would have to escape the character "?" which readDirectory - // doesn't support. For now, this is safer but slower - var includeGlob = normalizedSuffix ? "**/*" : "./*"; - var matches = tryReadDirectory(host, baseDirectory, fileExtensions, undefined, [includeGlob]); - if (matches) { - var result = []; - // Trim away prefix and suffix - for (var _i = 0, matches_1 = matches; _i < matches_1.length; _i++) { - var match = matches_1[_i]; - var normalizedMatch = ts.normalizePath(match); - if (!ts.endsWith(normalizedMatch, normalizedSuffix) || !ts.startsWith(normalizedMatch, completePrefix)) { - continue; - } - var start = completePrefix.length; - var length_5 = normalizedMatch.length - start - normalizedSuffix.length; - result.push(ts.removeFileExtension(normalizedMatch.substr(start, length_5))); - } - return result; + function getReferenceEntriesForShorthandPropertyAssignment(node, checker, addReference) { + var refSymbol = checker.getSymbolAtLocation(node); + var shorthandSymbol = checker.getShorthandAssignmentValueSymbol(refSymbol.valueDeclaration); + if (shorthandSymbol) { + for (var _i = 0, _a = shorthandSymbol.getDeclarations(); _i < _a.length; _i++) { + var declaration = _a[_i]; + if (ts.getMeaningFromDeclaration(declaration) & 1 /* Value */) { + addReference(declaration); } } } - return undefined; } - function enumeratePotentialNonRelativeModules(fragment, scriptPath, options) { - // Check If this is a nested module - var isNestedModule = fragment.indexOf(ts.directorySeparator) !== -1; - var moduleNameFragment = isNestedModule ? fragment.substr(0, fragment.lastIndexOf(ts.directorySeparator)) : undefined; - // Get modules that the type checker picked up - var ambientModules = ts.map(typeChecker.getAmbientModules(), function (sym) { return ts.stripQuotes(sym.name); }); - var nonRelativeModules = ts.filter(ambientModules, function (moduleName) { return ts.startsWith(moduleName, fragment); }); - // Nested modules of the form "module-name/sub" need to be adjusted to only return the string - // after the last '/' that appears in the fragment because that's where the replacement span - // starts - if (isNestedModule) { - var moduleNameWithSeperator_1 = ts.ensureTrailingDirectorySeparator(moduleNameFragment); - nonRelativeModules = ts.map(nonRelativeModules, function (moduleName) { - if (ts.startsWith(fragment, moduleNameWithSeperator_1)) { - return moduleName.substr(moduleNameWithSeperator_1.length); - } - return moduleName; - }); - } - if (!options.moduleResolution || options.moduleResolution === ts.ModuleResolutionKind.NodeJs) { - for (var _i = 0, _a = enumerateNodeModulesVisibleToScript(host, scriptPath); _i < _a.length; _i++) { - var visibleModule = _a[_i]; - if (!isNestedModule) { - nonRelativeModules.push(visibleModule.moduleName); - } - else if (ts.startsWith(visibleModule.moduleName, moduleNameFragment)) { - var nestedFiles = tryReadDirectory(host, visibleModule.moduleDir, ts.supportedTypeScriptExtensions, /*exclude*/ undefined, /*include*/ ["./*"]); - if (nestedFiles) { - for (var _b = 0, nestedFiles_1 = nestedFiles; _b < nestedFiles_1.length; _b++) { - var f = nestedFiles_1[_b]; - f = ts.normalizePath(f); - var nestedModule = ts.removeFileExtension(ts.getBaseFileName(f)); - nonRelativeModules.push(nestedModule); - } - } - } + Core.getReferenceEntriesForShorthandPropertyAssignment = getReferenceEntriesForShorthandPropertyAssignment; + function forEachDescendantOfKind(node, kind, action) { + ts.forEachChild(node, function (child) { + if (child.kind === kind) { + action(child); } + forEachDescendantOfKind(child, kind, action); + }); + } + /** Get `C` given `N` if `N` is in the position `class C extends N` or `class C extends foo.N` where `N` is an identifier. */ + function tryGetClassByExtendingIdentifier(node) { + return ts.tryGetClassExtendingExpressionWithTypeArguments(ts.climbPastPropertyAccess(node).parent); + } + function isNameOfExternalModuleImportOrDeclaration(node) { + if (node.kind === 9 /* StringLiteral */) { + return ts.isNameOfModuleDeclaration(node) || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node); } - return ts.deduplicate(nonRelativeModules); + return false; } - function getTripleSlashReferenceCompletion(sourceFile, position) { - var token = ts.getTokenAtPosition(sourceFile, position); - if (!token) { + /** + * If we are just looking for implementations and this is a property access expression, we need to get the + * symbol of the local type of the symbol the property is being accessed on. This is because our search + * symbol may have a different parent symbol if the local type's symbol does not declare the property + * being accessed (i.e. it is declared in some parent class or interface) + */ + function getParentSymbolsOfPropertyAccess(location, symbol, checker) { + var propertyAccessExpression = getPropertyAccessExpressionFromRightHandSide(location); + if (!propertyAccessExpression) { return undefined; } - var commentRanges = ts.getLeadingCommentRanges(sourceFile.text, token.pos); - if (!commentRanges || !commentRanges.length) { + var localParentType = checker.getTypeAtLocation(propertyAccessExpression.expression); + if (!localParentType) { return undefined; } - var range = ts.forEach(commentRanges, function (commentRange) { return position >= commentRange.pos && position <= commentRange.end && commentRange; }); - if (!range) { - return undefined; + if (localParentType.symbol && localParentType.symbol.flags & (32 /* Class */ | 64 /* Interface */) && localParentType.symbol !== symbol.parent) { + return [localParentType.symbol]; } - var completionInfo = { - /** - * We don't want the editor to offer any other completions, such as snippets, inside a comment. - */ - isGlobalCompletion: false, - isMemberCompletion: false, - /** - * The user may type in a path that doesn't yet exist, creating a "new identifier" - * with respect to the collection of identifiers the server is aware of. - */ - isNewIdentifierLocation: true, - entries: [] - }; - var text = sourceFile.text.substr(range.pos, position - range.pos); - var match = tripleSlashDirectiveFragmentRegex.exec(text); - if (match) { - var prefix = match[1]; - var kind = match[2]; - var toComplete = match[3]; - var scriptPath = ts.getDirectoryPath(sourceFile.path); - if (kind === "path") { - // Give completions for a relative path - var span_10 = getDirectoryFragmentTextSpan(toComplete, range.pos + prefix.length); - completionInfo.entries = getCompletionEntriesForDirectoryFragment(toComplete, scriptPath, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ true, span_10, sourceFile.path); - } - else { - // Give completions based on the typings available - var span_11 = { start: range.pos + prefix.length, length: match[0].length - prefix.length }; - completionInfo.entries = getCompletionEntriesFromTypings(host, compilerOptions, scriptPath, span_11); - } + else if (localParentType.flags & 196608 /* UnionOrIntersection */) { + return getSymbolsForClassAndInterfaceComponents(localParentType); } - return completionInfo; } - function getCompletionEntriesFromTypings(host, options, scriptPath, span, result) { - if (result === void 0) { result = []; } - // Check for typings specified in compiler options - if (options.types) { - for (var _i = 0, _a = options.types; _i < _a.length; _i++) { - var moduleName = _a[_i]; - result.push(createCompletionEntryForModule(moduleName, ts.ScriptElementKind.externalModuleName, span)); - } - } - else if (host.getDirectories) { - var typeRoots = void 0; - try { - // Wrap in try catch because getEffectiveTypeRoots touches the filesystem - typeRoots = ts.getEffectiveTypeRoots(options, host); - } - catch (e) { } - if (typeRoots) { - for (var _b = 0, typeRoots_2 = typeRoots; _b < typeRoots_2.length; _b++) { - var root = typeRoots_2[_b]; - getCompletionEntriesFromDirectories(host, root, span, result); - } - } - } - if (host.getDirectories) { - // Also get all @types typings installed in visible node_modules directories - for (var _c = 0, _d = findPackageJsons(scriptPath); _c < _d.length; _c++) { - var packageJson = _d[_c]; - var typesDir = ts.combinePaths(ts.getDirectoryPath(packageJson), "node_modules/@types"); - getCompletionEntriesFromDirectories(host, typesDir, span, result); - } + })(Core = FindAllReferences.Core || (FindAllReferences.Core = {})); + })(FindAllReferences = ts.FindAllReferences || (ts.FindAllReferences = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var GoToDefinition; + (function (GoToDefinition) { + function getDefinitionAtPosition(program, sourceFile, position) { + /// Triple slash reference comments + var comment = findReferenceInPosition(sourceFile.referencedFiles, position); + if (comment) { + var referenceFile = ts.tryResolveScriptReference(program, sourceFile, comment); + if (referenceFile) { + return [getDefinitionInfoForFileReference(comment.fileName, referenceFile.fileName)]; } - return result; + // Might still be on jsdoc, so keep looking. } - function getCompletionEntriesFromDirectories(host, directory, span, result) { - if (host.getDirectories && tryDirectoryExists(host, directory)) { - var directories = tryGetDirectories(host, directory); - if (directories) { - for (var _i = 0, directories_3 = directories; _i < directories_3.length; _i++) { - var typeDirectory = directories_3[_i]; - typeDirectory = ts.normalizePath(typeDirectory); - result.push(createCompletionEntryForModule(ts.getBaseFileName(typeDirectory), ts.ScriptElementKind.externalModuleName, span)); - } - } - } + // Type reference directives + var typeReferenceDirective = findReferenceInPosition(sourceFile.typeReferenceDirectives, position); + if (typeReferenceDirective) { + var referenceFile = program.getResolvedTypeReferenceDirectives().get(typeReferenceDirective.fileName); + return referenceFile && referenceFile.resolvedFileName && + [getDefinitionInfoForFileReference(typeReferenceDirective.fileName, referenceFile.resolvedFileName)]; } - function findPackageJsons(currentDir) { - var paths = []; - var currentConfigPath; - while (true) { - currentConfigPath = ts.findConfigFile(currentDir, function (f) { return tryFileExists(host, f); }, "package.json"); - if (currentConfigPath) { - paths.push(currentConfigPath); - currentDir = ts.getDirectoryPath(currentConfigPath); - var parent_14 = ts.getDirectoryPath(currentDir); - if (currentDir === parent_14) { - break; - } - currentDir = parent_14; - } - else { - break; - } - } - return paths; + var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); + if (node === sourceFile) { + return undefined; } - function enumerateNodeModulesVisibleToScript(host, scriptPath) { - var result = []; - if (host.readFile && host.fileExists) { - for (var _i = 0, _a = findPackageJsons(scriptPath); _i < _a.length; _i++) { - var packageJson = _a[_i]; - var contents = tryReadingPackageJson(packageJson); - if (!contents) { - return; - } - var nodeModulesDir = ts.combinePaths(ts.getDirectoryPath(packageJson), "node_modules"); - var foundModuleNames = []; - // Provide completions for all non @types dependencies - for (var _b = 0, nodeModulesDependencyKeys_1 = nodeModulesDependencyKeys; _b < nodeModulesDependencyKeys_1.length; _b++) { - var key = nodeModulesDependencyKeys_1[_b]; - addPotentialPackageNames(contents[key], foundModuleNames); - } - for (var _c = 0, foundModuleNames_1 = foundModuleNames; _c < foundModuleNames_1.length; _c++) { - var moduleName = foundModuleNames_1[_c]; - var moduleDir = ts.combinePaths(nodeModulesDir, moduleName); - result.push({ - moduleName: moduleName, - moduleDir: moduleDir - }); - } - } + // Labels + if (ts.isJumpStatementTarget(node)) { + var labelName = node.text; + var label = ts.getTargetLabel(node.parent, labelName); + return label ? [createDefinitionInfoFromName(label, "label" /* label */, labelName, /*containerName*/ undefined)] : undefined; + } + var typeChecker = program.getTypeChecker(); + var calledDeclaration = tryGetSignatureDeclaration(typeChecker, node); + if (calledDeclaration) { + return [createDefinitionFromSignatureDeclaration(typeChecker, calledDeclaration)]; + } + var symbol = typeChecker.getSymbolAtLocation(node); + // Could not find a symbol e.g. node is string or number keyword, + // or the symbol was an internal symbol and does not have a declaration e.g. undefined symbol + if (!symbol) { + return undefined; + } + // If this is an alias, and the request came at the declaration location + // get the aliased symbol instead. This allows for goto def on an import e.g. + // import {A, B} from "mod"; + // to jump to the implementation directly. + if (symbol.flags & 2097152 /* Alias */ && shouldSkipAlias(node, symbol.declarations[0])) { + var aliased = typeChecker.getAliasedSymbol(symbol); + if (aliased.declarations) { + symbol = aliased; } - return result; - function tryReadingPackageJson(filePath) { - try { - var fileText = tryReadFile(host, filePath); - return fileText ? JSON.parse(fileText) : undefined; - } - catch (e) { - return undefined; - } + } + // Because name in short-hand property assignment has two different meanings: property name and property value, + // using go-to-definition at such position should go to the variable declaration of the property value rather than + // go to the declaration of the property name (in this case stay at the same position). However, if go-to-definition + // is performed at the location of property access, we would like to go to definition of the property in the short-hand + // assignment. This case and others are handled by the following code. + if (node.parent.kind === 262 /* ShorthandPropertyAssignment */) { + var shorthandSymbol = typeChecker.getShorthandAssignmentValueSymbol(symbol.valueDeclaration); + if (!shorthandSymbol) { + return []; } - function addPotentialPackageNames(dependencies, result) { - if (dependencies) { - for (var dep in dependencies) { - if (dependencies.hasOwnProperty(dep) && !ts.startsWith(dep, "@types/")) { - result.push(dep); - } - } + var shorthandDeclarations = shorthandSymbol.getDeclarations(); + var shorthandSymbolKind_1 = ts.SymbolDisplay.getSymbolKind(typeChecker, shorthandSymbol, node); + var shorthandSymbolName_1 = typeChecker.symbolToString(shorthandSymbol); + var shorthandContainerName_1 = typeChecker.symbolToString(symbol.parent, node); + return ts.map(shorthandDeclarations, function (declaration) { return createDefinitionInfo(declaration, shorthandSymbolKind_1, shorthandSymbolName_1, shorthandContainerName_1); }); + } + // If the node is the name of a BindingElement within an ObjectBindingPattern instead of just returning the + // declaration the symbol (which is itself), we should try to get to the original type of the ObjectBindingPattern + // and return the property declaration for the referenced property. + // For example: + // import('./foo').then(({ b/*goto*/ar }) => undefined); => should get use to the declaration in file "./foo" + // + // function bar(onfulfilled: (value: T) => void) { //....} + // interface Test { + // pr/*destination*/op1: number + // } + // bar(({pr/*goto*/op1})=>{}); + if (ts.isPropertyName(node) && ts.isBindingElement(node.parent) && ts.isObjectBindingPattern(node.parent.parent) && + (node === (node.parent.propertyName || node.parent.name))) { + var type = typeChecker.getTypeAtLocation(node.parent.parent); + if (type) { + var propSymbols = ts.getPropertySymbolsFromType(type, node); + if (propSymbols) { + return ts.flatMap(propSymbols, function (propSymbol) { return getDefinitionFromSymbol(typeChecker, propSymbol, node); }); } } } - function createCompletionEntryForModule(name, kind, replacementSpan) { - return { name: name, kind: kind, kindModifiers: ts.ScriptElementKindModifier.none, sortText: name, replacementSpan: replacementSpan }; + // If the current location we want to find its definition is in an object literal, try to get the contextual type for the + // object literal, lookup the property symbol in the contextual type, and use this for goto-definition. + // For example + // interface Props{ + // /*first*/prop1: number + // prop2: boolean + // } + // function Foo(arg: Props) {} + // Foo( { pr/*1*/op1: 10, prop2: true }) + var element = ts.getContainingObjectLiteralElement(node); + if (element && typeChecker.getContextualType(element.parent)) { + return ts.flatMap(ts.getPropertySymbolsFromContextualType(typeChecker, element), function (propertySymbol) { + return getDefinitionFromSymbol(typeChecker, propertySymbol, node); + }); } - // Replace everything after the last directory seperator that appears - function getDirectoryFragmentTextSpan(text, textStart) { - var index = text.lastIndexOf(ts.directorySeparator); - var offset = index !== -1 ? index + 1 : 0; - return { start: textStart + offset, length: text.length - offset }; + return getDefinitionFromSymbol(typeChecker, symbol, node); + } + GoToDefinition.getDefinitionAtPosition = getDefinitionAtPosition; + /// Goto type + function getTypeDefinitionAtPosition(typeChecker, sourceFile, position) { + var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); + if (node === sourceFile) { + return undefined; } - // Returns true if the path is explicitly relative to the script (i.e. relative to . or ..) - function isPathRelativeToScript(path) { - if (path && path.length >= 2 && path.charCodeAt(0) === 46 /* dot */) { - var slashIndex = path.length >= 3 && path.charCodeAt(1) === 46 /* dot */ ? 2 : 1; - var slashCharCode = path.charCodeAt(slashIndex); - return slashCharCode === 47 /* slash */ || slashCharCode === 92 /* backslash */; - } - return false; + var symbol = typeChecker.getSymbolAtLocation(node); + if (!symbol) { + return undefined; } - function normalizeAndPreserveTrailingSlash(path) { - return ts.hasTrailingDirectorySeparator(path) ? ts.ensureTrailingDirectorySeparator(ts.normalizePath(path)) : ts.normalizePath(path); + var type = typeChecker.getTypeOfSymbolAtLocation(symbol, node); + if (!type) { + return undefined; } - } - Completions.getCompletionsAtPosition = getCompletionsAtPosition; - function getCompletionEntryDetails(typeChecker, log, compilerOptions, sourceFile, position, entryName) { - // Compute all the completion symbols again. - var completionData = getCompletionData(typeChecker, log, sourceFile, position); - if (completionData) { - var symbols = completionData.symbols, location_3 = completionData.location; - // Find the symbol with the matching entry name. - // We don't need to perform character checks here because we're only comparing the - // name against 'entryName' (which is known to be good), not building a new - // completion entry. - var symbol = ts.forEach(symbols, function (s) { return getCompletionEntryDisplayNameForSymbol(typeChecker, s, compilerOptions.target, /*performCharacterChecks*/ false, location_3) === entryName ? s : undefined; }); - if (symbol) { - var _a = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, location_3, location_3, 7 /* All */), displayParts = _a.displayParts, documentation = _a.documentation, symbolKind = _a.symbolKind, tags = _a.tags; - return { - name: entryName, - kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), - kind: symbolKind, - displayParts: displayParts, - documentation: documentation, - tags: tags - }; - } + if (type.flags & 65536 /* Union */ && !(type.flags & 16 /* Enum */)) { + var result_7 = []; + ts.forEach(type.types, function (t) { + if (t.symbol) { + ts.addRange(/*to*/ result_7, /*from*/ getDefinitionFromSymbol(typeChecker, t.symbol, node)); + } + }); + return result_7; } - // Didn't find a symbol with this name. See if we can find a keyword instead. - var keywordCompletion = ts.forEach(keywordCompletions, function (c) { return c.name === entryName; }); - if (keywordCompletion) { - return { - name: entryName, - kind: ts.ScriptElementKind.keyword, - kindModifiers: ts.ScriptElementKindModifier.none, - displayParts: [ts.displayPart(entryName, ts.SymbolDisplayPartKind.keyword)], - documentation: undefined, - tags: undefined - }; + if (!type.symbol) { + return undefined; } - return undefined; + return getDefinitionFromSymbol(typeChecker, type.symbol, node); } - Completions.getCompletionEntryDetails = getCompletionEntryDetails; - function getCompletionEntrySymbol(typeChecker, log, compilerOptions, sourceFile, position, entryName) { - // Compute all the completion symbols again. - var completionData = getCompletionData(typeChecker, log, sourceFile, position); - if (completionData) { - var symbols = completionData.symbols, location_4 = completionData.location; - // Find the symbol with the matching entry name. - // We don't need to perform character checks here because we're only comparing the - // name against 'entryName' (which is known to be good), not building a new - // completion entry. - return ts.forEach(symbols, function (s) { return getCompletionEntryDisplayNameForSymbol(typeChecker, s, compilerOptions.target, /*performCharacterChecks*/ false, location_4) === entryName ? s : undefined; }); + GoToDefinition.getTypeDefinitionAtPosition = getTypeDefinitionAtPosition; + // Go to the original declaration for cases: + // + // (1) when the aliased symbol was declared in the location(parent). + // (2) when the aliased symbol is originating from an import. + // + function shouldSkipAlias(node, declaration) { + if (node.kind !== 71 /* Identifier */) { + return false; + } + if (node.parent === declaration) { + return true; + } + switch (declaration.kind) { + case 239 /* ImportClause */: + case 237 /* ImportEqualsDeclaration */: + return true; + case 242 /* ImportSpecifier */: + return declaration.parent.kind === 241 /* NamedImports */; + default: + return false; } - return undefined; } - Completions.getCompletionEntrySymbol = getCompletionEntrySymbol; - function getCompletionData(typeChecker, log, sourceFile, position) { - var isJavaScriptFile = ts.isSourceFileJavaScript(sourceFile); - var isJsDocTagName = false; - var start = ts.timestamp(); - var currentToken = ts.getTokenAtPosition(sourceFile, position); - log("getCompletionData: Get current token: " + (ts.timestamp() - start)); - start = ts.timestamp(); - // Completion not allowed inside comments, bail out if this is the case - var insideComment = ts.isInsideComment(sourceFile, currentToken, position); - log("getCompletionData: Is inside comment: " + (ts.timestamp() - start)); - if (insideComment) { - // The current position is next to the '@' sign, when no tag name being provided yet. - // Provide a full list of tag names - if (ts.hasDocComment(sourceFile, position) && sourceFile.text.charCodeAt(position - 1) === 64 /* at */) { - isJsDocTagName = true; - } - // Completion should work inside certain JsDoc tags. For example: - // /** @type {number | string} */ - // Completion should work in the brackets - var insideJsDocTagExpression = false; - var tag = ts.getJsDocTagAtPosition(sourceFile, position); - if (tag) { - if (tag.tagName.pos <= position && position <= tag.tagName.end) { - isJsDocTagName = true; - } - switch (tag.kind) { - case 283 /* JSDocTypeTag */: - case 281 /* JSDocParameterTag */: - case 282 /* JSDocReturnTag */: - var tagWithExpression = tag; - if (tagWithExpression.typeExpression) { - insideJsDocTagExpression = tagWithExpression.typeExpression.pos < position && position < tagWithExpression.typeExpression.end; + function getDefinitionFromSymbol(typeChecker, symbol, node) { + var result = []; + var declarations = symbol.getDeclarations(); + var _a = getSymbolInfo(typeChecker, symbol, node), symbolName = _a.symbolName, symbolKind = _a.symbolKind, containerName = _a.containerName; + if (!tryAddConstructSignature(symbol, node, symbolKind, symbolName, containerName, result) && + !tryAddCallSignature(symbol, node, symbolKind, symbolName, containerName, result)) { + // Just add all the declarations. + ts.forEach(declarations, function (declaration) { + result.push(createDefinitionInfo(declaration, symbolKind, symbolName, containerName)); + }); + } + return result; + function tryAddConstructSignature(symbol, location, symbolKind, symbolName, containerName, result) { + // Applicable only if we are in a new expression, or we are on a constructor declaration + // and in either case the symbol has a construct signature definition, i.e. class + if (ts.isNewExpressionTarget(location) || location.kind === 123 /* ConstructorKeyword */) { + if (symbol.flags & 32 /* Class */) { + // Find the first class-like declaration and try to get the construct signature. + for (var _i = 0, _a = symbol.getDeclarations(); _i < _a.length; _i++) { + var declaration = _a[_i]; + if (ts.isClassLike(declaration)) { + return tryAddSignature(declaration.members, /*selectConstructors*/ true, symbolKind, symbolName, containerName, result); } - break; + } + ts.Debug.fail("Expected declaration to have at least one class-like declaration"); } } - if (isJsDocTagName) { - return { symbols: undefined, isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, location: undefined, isRightOfDot: false, isJsDocTagName: isJsDocTagName }; - } - if (!insideJsDocTagExpression) { - // Proceed if the current position is in jsDoc tag expression; otherwise it is a normal - // comment or the plain text part of a jsDoc comment, so no completion should be available - log("Returning an empty list because completion was inside a regular comment or plain text part of a JsDoc comment."); - return undefined; - } - } - start = ts.timestamp(); - var previousToken = ts.findPrecedingToken(position, sourceFile); - log("getCompletionData: Get previous token 1: " + (ts.timestamp() - start)); - // The decision to provide completion depends on the contextToken, which is determined through the previousToken. - // Note: 'previousToken' (and thus 'contextToken') can be undefined if we are the beginning of the file - var contextToken = previousToken; - // Check if the caret is at the end of an identifier; this is a partial identifier that we want to complete: e.g. a.toS| - // Skip this partial identifier and adjust the contextToken to the token that precedes it. - if (contextToken && position <= contextToken.end && ts.isWord(contextToken.kind)) { - var start_2 = ts.timestamp(); - contextToken = ts.findPrecedingToken(contextToken.getFullStart(), sourceFile); - log("getCompletionData: Get previous token 2: " + (ts.timestamp() - start_2)); + return false; } - // Find the node where completion is requested on. - // Also determine whether we are trying to complete with members of that node - // or attributes of a JSX tag. - var node = currentToken; - var isRightOfDot = false; - var isRightOfOpenTag = false; - var isStartingCloseTag = false; - var location = ts.getTouchingPropertyName(sourceFile, position); - if (contextToken) { - // Bail out if this is a known invalid completion location - if (isCompletionListBlocker(contextToken)) { - log("Returning an empty list because completion was requested in an invalid position."); - return undefined; + function tryAddCallSignature(symbol, location, symbolKind, symbolName, containerName, result) { + if (ts.isCallExpressionTarget(location) || ts.isNewExpressionTarget(location) || ts.isNameOfFunctionDeclaration(location)) { + return tryAddSignature(symbol.declarations, /*selectConstructors*/ false, symbolKind, symbolName, containerName, result); } - var parent_15 = contextToken.parent, kind = contextToken.kind; - if (kind === 22 /* DotToken */) { - if (parent_15.kind === 177 /* PropertyAccessExpression */) { - node = contextToken.parent.expression; - isRightOfDot = true; - } - else if (parent_15.kind === 141 /* QualifiedName */) { - node = contextToken.parent.left; - isRightOfDot = true; - } - else { - // There is nothing that precedes the dot, so this likely just a stray character - // or leading into a '...' token. Just bail out instead. - return undefined; - } + return false; + } + function tryAddSignature(signatureDeclarations, selectConstructors, symbolKind, symbolName, containerName, result) { + if (!signatureDeclarations) { + return false; } - else if (sourceFile.languageVariant === 1 /* JSX */) { - if (kind === 26 /* LessThanToken */) { - isRightOfOpenTag = true; - location = contextToken; - } - else if (kind === 40 /* SlashToken */ && contextToken.parent.kind === 249 /* JsxClosingElement */) { - isStartingCloseTag = true; - location = contextToken; + var declarations = []; + var definition; + for (var _i = 0, signatureDeclarations_1 = signatureDeclarations; _i < signatureDeclarations_1.length; _i++) { + var d = signatureDeclarations_1[_i]; + if (selectConstructors ? d.kind === 152 /* Constructor */ : isSignatureDeclaration(d)) { + declarations.push(d); + if (d.body) + definition = d; } } - } - var semanticStart = ts.timestamp(); - var isGlobalCompletion = false; - var isMemberCompletion; - var isNewIdentifierLocation; - var symbols = []; - if (isRightOfDot) { - getTypeScriptMemberSymbols(); - } - else if (isRightOfOpenTag) { - var tagSymbols = typeChecker.getJsxIntrinsicTagNames(); - if (tryGetGlobalSymbols()) { - symbols = tagSymbols.concat(symbols.filter(function (s) { return !!(s.flags & (107455 /* Value */ | 8388608 /* Alias */)); })); - } - else { - symbols = tagSymbols; + if (declarations.length) { + result.push(createDefinitionInfo(definition || ts.lastOrUndefined(declarations), symbolKind, symbolName, containerName)); + return true; } - isMemberCompletion = true; - isNewIdentifierLocation = false; + return false; } - else if (isStartingCloseTag) { - var tagName = contextToken.parent.parent.openingElement.tagName; - var tagSymbol = typeChecker.getSymbolAtLocation(tagName); - if (!typeChecker.isUnknownSymbol(tagSymbol)) { - symbols = [tagSymbol]; - } - isMemberCompletion = true; - isNewIdentifierLocation = false; + } + function isSignatureDeclaration(node) { + switch (node.kind) { + case 152 /* Constructor */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + return true; + default: + return false; } - else { - // For JavaScript or TypeScript, if we're not after a dot, then just try to get the - // global symbols in scope. These results should be valid for either language as - // the set of symbols that can be referenced from this location. - if (!tryGetGlobalSymbols()) { - return undefined; + } + /** Creates a DefinitionInfo from a Declaration, using the declaration's name if possible. */ + function createDefinitionInfo(node, symbolKind, symbolName, containerName) { + return createDefinitionInfoFromName(ts.getNameOfDeclaration(node) || node, symbolKind, symbolName, containerName); + } + /** Creates a DefinitionInfo directly from the name of a declaration. */ + function createDefinitionInfoFromName(name, symbolKind, symbolName, containerName) { + var sourceFile = name.getSourceFile(); + return { + fileName: sourceFile.fileName, + textSpan: ts.createTextSpanFromNode(name, sourceFile), + kind: symbolKind, + name: symbolName, + containerKind: undefined, + containerName: containerName + }; + } + function getSymbolInfo(typeChecker, symbol, node) { + return { + symbolName: typeChecker.symbolToString(symbol), + symbolKind: ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, node), + containerName: symbol.parent ? typeChecker.symbolToString(symbol.parent, node) : "" + }; + } + function createDefinitionFromSignatureDeclaration(typeChecker, decl) { + var _a = getSymbolInfo(typeChecker, decl.symbol, decl), symbolName = _a.symbolName, symbolKind = _a.symbolKind, containerName = _a.containerName; + return createDefinitionInfo(decl, symbolKind, symbolName, containerName); + } + function findReferenceInPosition(refs, pos) { + for (var _i = 0, refs_1 = refs; _i < refs_1.length; _i++) { + var ref = refs_1[_i]; + if (ref.pos <= pos && pos <= ref.end) { + return ref; } } - log("getCompletionData: Semantic work: " + (ts.timestamp() - semanticStart)); - return { symbols: symbols, isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, isNewIdentifierLocation: isNewIdentifierLocation, location: location, isRightOfDot: (isRightOfDot || isRightOfOpenTag), isJsDocTagName: isJsDocTagName }; - function getTypeScriptMemberSymbols() { - // Right of dot member completion list - isGlobalCompletion = false; - isMemberCompletion = true; - isNewIdentifierLocation = false; - if (node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */ || node.kind === 177 /* PropertyAccessExpression */) { - var symbol = typeChecker.getSymbolAtLocation(node); - // This is an alias, follow what it aliases - if (symbol && symbol.flags & 8388608 /* Alias */) { - symbol = typeChecker.getAliasedSymbol(symbol); - } - if (symbol && symbol.flags & 1952 /* HasExports */) { - // Extract module or enum members - var exportedSymbols = typeChecker.getExportsOfModule(symbol); - ts.forEach(exportedSymbols, function (symbol) { - if (typeChecker.isValidPropertyAccess((node.parent), symbol.name)) { - symbols.push(symbol); - } - }); - } + return undefined; + } + function getDefinitionInfoForFileReference(name, targetFileName) { + return { + fileName: targetFileName, + textSpan: ts.createTextSpanFromBounds(0, 0), + kind: "script" /* scriptElement */, + name: name, + containerName: undefined, + containerKind: undefined + }; + } + /** Returns a CallLikeExpression where `node` is the target being invoked. */ + function getAncestorCallLikeExpression(node) { + var target = climbPastManyPropertyAccesses(node); + var callLike = target.parent; + return callLike && ts.isCallLikeExpression(callLike) && ts.getInvokedExpression(callLike) === target && callLike; + } + function climbPastManyPropertyAccesses(node) { + return ts.isRightSideOfPropertyAccess(node) ? climbPastManyPropertyAccesses(node.parent) : node; + } + function tryGetSignatureDeclaration(typeChecker, node) { + var callLike = getAncestorCallLikeExpression(node); + var signature = callLike && typeChecker.getResolvedSignature(callLike); + if (signature) { + var decl = signature.declaration; + if (decl && isSignatureDeclaration(decl)) { + return decl; } - var type = typeChecker.getTypeAtLocation(node); - addTypeProperties(type); } - function addTypeProperties(type) { - if (type) { - // Filter private properties - for (var _i = 0, _a = type.getApparentProperties(); _i < _a.length; _i++) { - var symbol = _a[_i]; - if (typeChecker.isValidPropertyAccess((node.parent), symbol.name)) { - symbols.push(symbol); + // Don't go to a function type, go to the value having that type. + return undefined; + } + })(GoToDefinition = ts.GoToDefinition || (ts.GoToDefinition = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var JsDoc; + (function (JsDoc) { + var jsDocTagNames = [ + "augments", + "author", + "argument", + "borrows", + "class", + "constant", + "constructor", + "constructs", + "default", + "deprecated", + "description", + "event", + "example", + "extends", + "field", + "fileOverview", + "function", + "ignore", + "inner", + "lends", + "link", + "memberOf", + "method", + "name", + "namespace", + "param", + "private", + "prop", + "property", + "public", + "requires", + "returns", + "see", + "since", + "static", + "throws", + "type", + "typedef", + "version" + ]; + var jsDocTagNameCompletionEntries; + var jsDocTagCompletionEntries; + function getJsDocCommentsFromDeclarations(declarations) { + // Only collect doc comments from duplicate declarations once: + // In case of a union property there might be same declaration multiple times + // which only varies in type parameter + // Eg. const a: Array | Array; a.length + // The property length will have two declarations of property length coming + // from Array - Array and Array + var documentationComment = []; + forEachUnique(declarations, function (declaration) { + ts.forEach(ts.getAllJSDocs(declaration), function (doc) { + if (doc.comment) { + if (documentationComment.length) { + documentationComment.push(ts.lineBreakPart()); } + documentationComment.push(ts.textPart(doc.comment)); } - if (isJavaScriptFile && type.flags & 65536 /* Union */) { - // In javascript files, for union types, we don't just get the members that - // the individual types have in common, we also include all the members that - // each individual type has. This is because we're going to add all identifiers - // anyways. So we might as well elevate the members that were at least part - // of the individual types to a higher status since we know what they are. - var unionType = type; - for (var _b = 0, _c = unionType.types; _b < _c.length; _b++) { - var elementType = _c[_b]; - addTypeProperties(elementType); - } + }); + }); + return documentationComment; + } + JsDoc.getJsDocCommentsFromDeclarations = getJsDocCommentsFromDeclarations; + function getJsDocTagsFromDeclarations(declarations) { + // Only collect doc comments from duplicate declarations once. + var tags = []; + forEachUnique(declarations, function (declaration) { + for (var _i = 0, _a = ts.getJSDocTags(declaration); _i < _a.length; _i++) { + var tag = _a[_i]; + if (tag.kind === 276 /* JSDocTag */) { + tags.push({ name: tag.tagName.text, text: tag.comment }); } } - } - function tryGetGlobalSymbols() { - var objectLikeContainer; - var namedImportsOrExports; - var jsxContainer; - if (objectLikeContainer = tryGetObjectLikeCompletionContainer(contextToken)) { - return tryGetObjectLikeCompletionSymbols(objectLikeContainer); - } - if (namedImportsOrExports = tryGetNamedImportsOrExportsForCompletion(contextToken)) { - // cursor is in an import clause - // try to show exported member for imported module - return tryGetImportOrExportClauseCompletionSymbols(namedImportsOrExports); - } - if (jsxContainer = tryGetContainingJsxElement(contextToken)) { - var attrsType = void 0; - if ((jsxContainer.kind === 247 /* JsxSelfClosingElement */) || (jsxContainer.kind === 248 /* JsxOpeningElement */)) { - // Cursor is inside a JSX self-closing element or opening element - attrsType = typeChecker.getJsxElementAttributesType(jsxContainer); - if (attrsType) { - symbols = filterJsxAttributes(typeChecker.getPropertiesOfType(attrsType), jsxContainer.attributes); - isMemberCompletion = true; - isNewIdentifierLocation = false; - return true; + }); + return tags; + } + JsDoc.getJsDocTagsFromDeclarations = getJsDocTagsFromDeclarations; + /** + * Iterates through 'array' by index and performs the callback on each element of array until the callback + * returns a truthy value, then returns that value. + * If no such value is found, the callback is applied to each element of array and undefined is returned. + */ + function forEachUnique(array, callback) { + if (array) { + for (var i = 0; i < array.length; i++) { + if (ts.indexOf(array, array[i]) === i) { + var result = callback(array[i], i); + if (result) { + return result; } } } - // Get all entities in the current scope. - isMemberCompletion = false; - isNewIdentifierLocation = isNewIdentifierDefinitionLocation(contextToken); - if (previousToken !== contextToken) { - ts.Debug.assert(!!previousToken, "Expected 'contextToken' to be defined when different from 'previousToken'."); - } - // We need to find the node that will give us an appropriate scope to begin - // aggregating completion candidates. This is achieved in 'getScopeNode' - // by finding the first node that encompasses a position, accounting for whether a node - // is "complete" to decide whether a position belongs to the node. - // - // However, at the end of an identifier, we are interested in the scope of the identifier - // itself, but fall outside of the identifier. For instance: - // - // xyz => x$ - // - // the cursor is outside of both the 'x' and the arrow function 'xyz => x', - // so 'xyz' is not returned in our results. - // - // We define 'adjustedPosition' so that we may appropriately account for - // being at the end of an identifier. The intention is that if requesting completion - // at the end of an identifier, it should be effectively equivalent to requesting completion - // anywhere inside/at the beginning of the identifier. So in the previous case, the - // 'adjustedPosition' will work as if requesting completion in the following: - // - // xyz => $x - // - // If previousToken !== contextToken, then - // - 'contextToken' was adjusted to the token prior to 'previousToken' - // because we were at the end of an identifier. - // - 'previousToken' is defined. - var adjustedPosition = previousToken !== contextToken ? - previousToken.getStart() : - position; - var scopeNode = getScopeNode(contextToken, adjustedPosition, sourceFile) || sourceFile; - if (scopeNode) { - isGlobalCompletion = - scopeNode.kind === 261 /* SourceFile */ || - scopeNode.kind === 194 /* TemplateExpression */ || - scopeNode.kind === 252 /* JsxExpression */ || - ts.isStatement(scopeNode); - } - /// TODO filter meaning based on the current context - var symbolMeanings = 793064 /* Type */ | 107455 /* Value */ | 1920 /* Namespace */ | 8388608 /* Alias */; - symbols = typeChecker.getSymbolsInScope(scopeNode, symbolMeanings); - return true; } - /** - * Finds the first node that "embraces" the position, so that one may - * accurately aggregate locals from the closest containing scope. - */ - function getScopeNode(initialToken, position, sourceFile) { - var scope = initialToken; - while (scope && !ts.positionBelongsToNode(scope, position, sourceFile)) { - scope = scope.parent; + return undefined; + } + function getJSDocTagNameCompletions() { + return jsDocTagNameCompletionEntries || (jsDocTagNameCompletionEntries = ts.map(jsDocTagNames, function (tagName) { + return { + name: tagName, + kind: "keyword" /* keyword */, + kindModifiers: "", + sortText: "0", + }; + })); + } + JsDoc.getJSDocTagNameCompletions = getJSDocTagNameCompletions; + function getJSDocTagCompletions() { + return jsDocTagCompletionEntries || (jsDocTagCompletionEntries = ts.map(jsDocTagNames, function (tagName) { + return { + name: "@" + tagName, + kind: "keyword" /* keyword */, + kindModifiers: "", + sortText: "0" + }; + })); + } + JsDoc.getJSDocTagCompletions = getJSDocTagCompletions; + function getJSDocParameterNameCompletions(tag) { + if (!ts.isIdentifier(tag.name)) { + return ts.emptyArray; + } + var nameThusFar = tag.name.text; + var jsdoc = tag.parent; + var fn = jsdoc.parent; + if (!ts.isFunctionLike(fn)) + return []; + return ts.mapDefined(fn.parameters, function (param) { + if (!ts.isIdentifier(param.name)) + return undefined; + var name = param.name.text; + if (jsdoc.tags.some(function (t) { return t !== tag && ts.isJSDocParameterTag(t) && ts.isIdentifier(t.name) && t.name.escapedText === name; }) + || nameThusFar !== undefined && !ts.startsWith(name, nameThusFar)) { + return undefined; } - return scope; + return { name: name, kind: "parameter" /* parameterElement */, kindModifiers: "", sortText: "0" }; + }); + } + JsDoc.getJSDocParameterNameCompletions = getJSDocParameterNameCompletions; + /** + * Checks if position points to a valid position to add JSDoc comments, and if so, + * returns the appropriate template. Otherwise returns an empty string. + * Valid positions are + * - outside of comments, statements, and expressions, and + * - preceding a: + * - function/constructor/method declaration + * - class declarations + * - variable statements + * - namespace declarations + * + * Hosts should ideally check that: + * - The line is all whitespace up to 'position' before performing the insertion. + * - If the keystroke sequence "/\*\*" induced the call, we also check that the next + * non-whitespace character is '*', which (approximately) indicates whether we added + * the second '*' to complete an existing (JSDoc) comment. + * @param fileName The file in which to perform the check. + * @param position The (character-indexed) position in the file where the check should + * be performed. + */ + function getDocCommentTemplateAtPosition(newLine, sourceFile, position) { + // Check if in a context where we don't want to perform any insertion + if (ts.isInString(sourceFile, position) || ts.isInComment(sourceFile, position) || ts.hasDocComment(sourceFile, position)) { + return undefined; } - function isCompletionListBlocker(contextToken) { - var start = ts.timestamp(); - var result = isInStringOrRegularExpressionOrTemplateLiteral(contextToken) || - isSolelyIdentifierDefinitionLocation(contextToken) || - isDotOfNumericLiteral(contextToken) || - isInJsxText(contextToken); - log("getCompletionsAtPosition: isCompletionListBlocker: " + (ts.timestamp() - start)); - return result; + var tokenAtPos = ts.getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); + var tokenStart = tokenAtPos.getStart(); + if (!tokenAtPos || tokenStart < position) { + return undefined; } - function isInJsxText(contextToken) { - if (contextToken.kind === 10 /* JsxText */) { - return true; + var commentOwnerInfo = getCommentOwnerInfo(tokenAtPos); + if (!commentOwnerInfo) { + return undefined; + } + var commentOwner = commentOwnerInfo.commentOwner, parameters = commentOwnerInfo.parameters; + if (commentOwner.getStart() < position) { + return undefined; + } + var posLineAndChar = sourceFile.getLineAndCharacterOfPosition(position); + var lineStart = sourceFile.getLineStarts()[posLineAndChar.line]; + // replace non-whitespace characters in prefix with spaces. + var indentationStr = sourceFile.text.substr(lineStart, posLineAndChar.character).replace(/\S/i, function () { return " "; }); + var isJavaScriptFile = ts.hasJavaScriptFileExtension(sourceFile.fileName); + var docParams = ""; + if (parameters) { + for (var i = 0; i < parameters.length; i++) { + var currentName = parameters[i].name; + var paramName = currentName.kind === 71 /* Identifier */ ? + currentName.escapedText : + "param" + i; + if (isJavaScriptFile) { + docParams += indentationStr + " * @param {any} " + paramName + newLine; + } + else { + docParams += indentationStr + " * @param " + paramName + newLine; + } } - if (contextToken.kind === 28 /* GreaterThanToken */ && contextToken.parent) { - if (contextToken.parent.kind === 248 /* JsxOpeningElement */) { - return true; + } + // A doc comment consists of the following + // * The opening comment line + // * the first line (without a param) for the object's untagged info (this is also where the caret ends up) + // * the '@param'-tagged lines + // * TODO: other tags. + // * the closing comment line + // * if the caret was directly in front of the object, then we add an extra line and indentation. + var preamble = "/**" + newLine + + indentationStr + " * "; + var result = preamble + newLine + + docParams + + indentationStr + " */" + + (tokenStart === position ? newLine + indentationStr : ""); + return { newText: result, caretOffset: preamble.length }; + } + JsDoc.getDocCommentTemplateAtPosition = getDocCommentTemplateAtPosition; + function getCommentOwnerInfo(tokenAtPos) { + // TODO: add support for: + // - enums/enum members + // - interfaces + // - property declarations + // - potentially property assignments + for (var commentOwner = tokenAtPos; commentOwner; commentOwner = commentOwner.parent) { + switch (commentOwner.kind) { + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 152 /* Constructor */: + var parameters = commentOwner.parameters; + return { commentOwner: commentOwner, parameters: parameters }; + case 229 /* ClassDeclaration */: + return { commentOwner: commentOwner }; + case 208 /* VariableStatement */: { + var varStatement = commentOwner; + var varDeclarations = varStatement.declarationList.declarations; + var parameters_1 = varDeclarations.length === 1 && varDeclarations[0].initializer + ? getParametersFromRightHandSideOfAssignment(varDeclarations[0].initializer) + : undefined; + return { commentOwner: commentOwner, parameters: parameters_1 }; } - if (contextToken.parent.kind === 249 /* JsxClosingElement */ || contextToken.parent.kind === 247 /* JsxSelfClosingElement */) { - return contextToken.parent.parent && contextToken.parent.parent.kind === 246 /* JsxElement */; + case 265 /* SourceFile */: + return undefined; + case 233 /* ModuleDeclaration */: + // If in walking up the tree, we hit a a nested namespace declaration, + // then we must be somewhere within a dotted namespace name; however we don't + // want to give back a JSDoc template for the 'b' or 'c' in 'namespace a.b.c { }'. + return commentOwner.parent.kind === 233 /* ModuleDeclaration */ ? undefined : { commentOwner: commentOwner }; + case 194 /* BinaryExpression */: { + var be = commentOwner; + if (ts.getSpecialPropertyAssignmentKind(be) === 0 /* None */) { + return undefined; + } + var parameters_2 = ts.isFunctionLike(be.right) ? be.right.parameters : ts.emptyArray; + return { commentOwner: commentOwner, parameters: parameters_2 }; } } - return false; } - function isNewIdentifierDefinitionLocation(previousToken) { - if (previousToken) { - var containingNodeKind = previousToken.parent.kind; - switch (previousToken.kind) { - case 25 /* CommaToken */: - return containingNodeKind === 179 /* CallExpression */ // func( a, | - || containingNodeKind === 150 /* Constructor */ // constructor( a, | /* public, protected, private keywords are allowed here, so show completion */ - || containingNodeKind === 180 /* NewExpression */ // new C(a, | - || containingNodeKind === 175 /* ArrayLiteralExpression */ // [a, | - || containingNodeKind === 192 /* BinaryExpression */ // const x = (a, | - || containingNodeKind === 158 /* FunctionType */; // var x: (s: string, list| - case 18 /* OpenParenToken */: - return containingNodeKind === 179 /* CallExpression */ // func( | - || containingNodeKind === 150 /* Constructor */ // constructor( | - || containingNodeKind === 180 /* NewExpression */ // new C(a| - || containingNodeKind === 183 /* ParenthesizedExpression */ // const x = (a| - || containingNodeKind === 166 /* ParenthesizedType */; // function F(pred: (a| /* this can become an arrow function, where 'a' is the argument */ - case 20 /* OpenBracketToken */: - return containingNodeKind === 175 /* ArrayLiteralExpression */ // [ | - || containingNodeKind === 155 /* IndexSignature */ // [ | : string ] - || containingNodeKind === 142 /* ComputedPropertyName */; // [ | /* this can become an index signature */ - case 127 /* ModuleKeyword */: // module | - case 128 /* NamespaceKeyword */: - return true; - case 22 /* DotToken */: - return containingNodeKind === 230 /* ModuleDeclaration */; // module A.| - case 16 /* OpenBraceToken */: - return containingNodeKind === 226 /* ClassDeclaration */; // class A{ | - case 57 /* EqualsToken */: - return containingNodeKind === 223 /* VariableDeclaration */ // const x = a| - || containingNodeKind === 192 /* BinaryExpression */; // x = a| - case 13 /* TemplateHead */: - return containingNodeKind === 194 /* TemplateExpression */; // `aa ${| - case 14 /* TemplateMiddle */: - return containingNodeKind === 202 /* TemplateSpan */; // `aa ${10} dd ${| - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - return containingNodeKind === 147 /* PropertyDeclaration */; // class A{ public | - } - // Previous token may have been a keyword that was converted to an identifier. - switch (previousToken.getText()) { - case "public": - case "protected": - case "private": - return true; - } - } - return false; + } + /** + * Digs into an an initializer or RHS operand of an assignment operation + * to get the parameters of an apt signature corresponding to a + * function expression or a class expression. + * + * @param rightHandSide the expression which may contain an appropriate set of parameters + * @returns the parameters of a signature found on the RHS if one exists; otherwise 'emptyArray'. + */ + function getParametersFromRightHandSideOfAssignment(rightHandSide) { + while (rightHandSide.kind === 185 /* ParenthesizedExpression */) { + rightHandSide = rightHandSide.expression; } - function isInStringOrRegularExpressionOrTemplateLiteral(contextToken) { - if (contextToken.kind === 9 /* StringLiteral */ - || contextToken.kind === 11 /* RegularExpressionLiteral */ - || ts.isTemplateLiteralKind(contextToken.kind)) { - var start_3 = contextToken.getStart(); - var end = contextToken.getEnd(); - // To be "in" one of these literals, the position has to be: - // 1. entirely within the token text. - // 2. at the end position of an unterminated token. - // 3. at the end of a regular expression (due to trailing flags like '/foo/g'). - if (start_3 < position && position < end) { - return true; - } - if (position === end) { - return !!contextToken.isUnterminated - || contextToken.kind === 11 /* RegularExpressionLiteral */; + switch (rightHandSide.kind) { + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + return rightHandSide.parameters; + case 199 /* ClassExpression */: + for (var _i = 0, _a = rightHandSide.members; _i < _a.length; _i++) { + var member = _a[_i]; + if (member.kind === 152 /* Constructor */) { + return member.parameters; + } } + break; + } + return ts.emptyArray; + } + })(JsDoc = ts.JsDoc || (ts.JsDoc = {})); +})(ts || (ts = {})); +// Copyright (c) Microsoft. All rights reserved. Licensed under the Apache License, Version 2.0. +// See LICENSE.txt in the project root for complete license information. +/// +/// +/// +/* @internal */ +var ts; +(function (ts) { + var JsTyping; + (function (JsTyping) { + /* @internal */ + JsTyping.nodeCoreModuleList = [ + "buffer", "querystring", "events", "http", "cluster", + "zlib", "os", "https", "punycode", "repl", "readline", + "vm", "child_process", "url", "dns", "net", + "dgram", "fs", "path", "string_decoder", "tls", + "crypto", "stream", "util", "assert", "tty", "domain", + "constants", "process", "v8", "timers", "console" + ]; + var nodeCoreModules = ts.arrayToSet(JsTyping.nodeCoreModuleList); + function loadSafeList(host, safeListPath) { + var result = ts.readConfigFile(safeListPath, function (path) { return host.readFile(path); }); + return ts.createMapFromTemplate(result.config); + } + JsTyping.loadSafeList = loadSafeList; + function loadTypesMap(host, typesMapPath) { + var result = ts.readConfigFile(typesMapPath, function (path) { return host.readFile(path); }); + if (result.config) { + return ts.createMapFromTemplate(result.config.simpleMap); + } + return undefined; + } + JsTyping.loadTypesMap = loadTypesMap; + /** + * @param host is the object providing I/O related operations. + * @param fileNames are the file names that belong to the same project + * @param projectRootPath is the path to the project root directory + * @param safeListPath is the path used to retrieve the safe list + * @param packageNameToTypingLocation is the map of package names to their cached typing locations + * @param typeAcquisition is used to customize the typing acquisition process + * @param compilerOptions are used as a source for typing inference + */ + function discoverTypings(host, log, fileNames, projectRootPath, safeList, packageNameToTypingLocation, typeAcquisition, unresolvedImports) { + if (!typeAcquisition || !typeAcquisition.enable) { + return { cachedTypingPaths: [], newTypingNames: [], filesToWatch: [] }; + } + // A typing name to typing file path mapping + var inferredTypings = ts.createMap(); + // Only infer typings for .js and .jsx files + fileNames = ts.mapDefined(fileNames, function (fileName) { + var path = ts.normalizePath(fileName); + if (ts.hasJavaScriptFileExtension(path)) { + return path; } - return false; + }); + var filesToWatch = []; + if (typeAcquisition.include) + addInferredTypings(typeAcquisition.include, "Explicitly included types"); + var exclude = typeAcquisition.exclude || []; + // Directories to search for package.json, bower.json and other typing information + var possibleSearchDirs = ts.arrayToSet(fileNames, ts.getDirectoryPath); + possibleSearchDirs.set(projectRootPath, true); + possibleSearchDirs.forEach(function (_true, searchDir) { + var packageJsonPath = ts.combinePaths(searchDir, "package.json"); + getTypingNamesFromJson(packageJsonPath, filesToWatch); + var bowerJsonPath = ts.combinePaths(searchDir, "bower.json"); + getTypingNamesFromJson(bowerJsonPath, filesToWatch); + var bowerComponentsPath = ts.combinePaths(searchDir, "bower_components"); + getTypingNamesFromPackagesFolder(bowerComponentsPath, filesToWatch); + var nodeModulesPath = ts.combinePaths(searchDir, "node_modules"); + getTypingNamesFromPackagesFolder(nodeModulesPath, filesToWatch); + }); + getTypingNamesFromSourceFileNames(fileNames); + // add typings for unresolved imports + if (unresolvedImports) { + var module = ts.deduplicate(unresolvedImports.map(function (moduleId) { return nodeCoreModules.has(moduleId) ? "node" : moduleId; })); + addInferredTypings(module, "Inferred typings from unresolved imports"); } - /** - * Aggregates relevant symbols for completion in object literals and object binding patterns. - * Relevant symbols are stored in the captured 'symbols' variable. - * - * @returns true if 'symbols' was successfully populated; false otherwise. - */ - function tryGetObjectLikeCompletionSymbols(objectLikeContainer) { - // We're looking up possible property names from contextual/inferred/declared type. - isMemberCompletion = true; - var typeForObject; - var existingMembers; - if (objectLikeContainer.kind === 176 /* ObjectLiteralExpression */) { - // We are completing on contextual types, but may also include properties - // other than those within the declared type. - isNewIdentifierLocation = true; - // If the object literal is being assigned to something of type 'null | { hello: string }', - // it clearly isn't trying to satisfy the 'null' type. So we grab the non-nullable type if possible. - typeForObject = typeChecker.getContextualType(objectLikeContainer); - typeForObject = typeForObject && typeForObject.getNonNullableType(); - existingMembers = objectLikeContainer.properties; + // Add the cached typing locations for inferred typings that are already installed + packageNameToTypingLocation.forEach(function (typingLocation, name) { + if (inferredTypings.has(name) && inferredTypings.get(name) === undefined) { + inferredTypings.set(name, typingLocation); } - else if (objectLikeContainer.kind === 172 /* ObjectBindingPattern */) { - // We are *only* completing on properties from the type being destructured. - isNewIdentifierLocation = false; - var rootDeclaration = ts.getRootDeclaration(objectLikeContainer.parent); - if (ts.isVariableLike(rootDeclaration)) { - // We don't want to complete using the type acquired by the shape - // of the binding pattern; we are only interested in types acquired - // through type declaration or inference. - // Also proceed if rootDeclaration is a parameter and if its containing function expression/arrow function is contextually typed - - // type of parameter will flow in from the contextual type of the function - var canGetType = !!(rootDeclaration.initializer || rootDeclaration.type); - if (!canGetType && rootDeclaration.kind === 144 /* Parameter */) { - if (ts.isExpression(rootDeclaration.parent)) { - canGetType = !!typeChecker.getContextualType(rootDeclaration.parent); - } - else if (rootDeclaration.parent.kind === 149 /* MethodDeclaration */ || rootDeclaration.parent.kind === 152 /* SetAccessor */) { - canGetType = ts.isExpression(rootDeclaration.parent.parent) && !!typeChecker.getContextualType(rootDeclaration.parent.parent); - } - } - if (canGetType) { - typeForObject = typeChecker.getTypeAtLocation(objectLikeContainer); - existingMembers = objectLikeContainer.elements; - } - } - else { - ts.Debug.fail("Root declaration is not variable-like."); - } + }); + // Remove typings that the user has added to the exclude list + for (var _i = 0, exclude_1 = exclude; _i < exclude_1.length; _i++) { + var excludeTypingName = exclude_1[_i]; + var didDelete = inferredTypings.delete(excludeTypingName); + if (didDelete && log) + log("Typing for " + excludeTypingName + " is in exclude list, will be ignored."); + } + var newTypingNames = []; + var cachedTypingPaths = []; + inferredTypings.forEach(function (inferred, typing) { + if (inferred !== undefined) { + cachedTypingPaths.push(inferred); } else { - ts.Debug.fail("Expected object literal or binding pattern, got " + objectLikeContainer.kind); - } - if (!typeForObject) { - return false; + newTypingNames.push(typing); } - var typeMembers = typeChecker.getPropertiesOfType(typeForObject); - if (typeMembers && typeMembers.length > 0) { - // Add filtered items to the completion list - symbols = filterObjectMembersList(typeMembers, existingMembers); + }); + var result = { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch }; + if (log) + log("Result: " + JSON.stringify(result)); + return result; + function addInferredTyping(typingName) { + if (!inferredTypings.has(typingName)) { + inferredTypings.set(typingName, undefined); } - return true; + } + function addInferredTypings(typingNames, message) { + if (log) + log(message + ": " + JSON.stringify(typingNames)); + ts.forEach(typingNames, addInferredTyping); } /** - * Aggregates relevant symbols for completion in import clauses and export clauses - * whose declarations have a module specifier; for instance, symbols will be aggregated for - * - * import { | } from "moduleName"; - * export { a as foo, | } from "moduleName"; - * - * but not for - * - * export { | }; - * - * Relevant symbols are stored in the captured 'symbols' variable. - * - * @returns true if 'symbols' was successfully populated; false otherwise. + * Get the typing info from common package manager json files like package.json or bower.json */ - function tryGetImportOrExportClauseCompletionSymbols(namedImportsOrExports) { - var declarationKind = namedImportsOrExports.kind === 238 /* NamedImports */ ? - 235 /* ImportDeclaration */ : - 241 /* ExportDeclaration */; - var importOrExportDeclaration = ts.getAncestor(namedImportsOrExports, declarationKind); - var moduleSpecifier = importOrExportDeclaration.moduleSpecifier; - if (!moduleSpecifier) { - return false; - } - isMemberCompletion = true; - isNewIdentifierLocation = false; - var exports; - var moduleSpecifierSymbol = typeChecker.getSymbolAtLocation(importOrExportDeclaration.moduleSpecifier); - if (moduleSpecifierSymbol) { - exports = typeChecker.getExportsOfModule(moduleSpecifierSymbol); + function getTypingNamesFromJson(jsonPath, filesToWatch) { + if (!host.fileExists(jsonPath)) { + return; } - symbols = exports ? filterNamedImportOrExportCompletionItems(exports, namedImportsOrExports.elements) : ts.emptyArray; - return true; + filesToWatch.push(jsonPath); + var jsonConfig = ts.readConfigFile(jsonPath, function (path) { return host.readFile(path); }).config; + var jsonTypingNames = ts.flatMap([jsonConfig.dependencies, jsonConfig.devDependencies, jsonConfig.optionalDependencies, jsonConfig.peerDependencies], ts.getOwnKeys); + addInferredTypings(jsonTypingNames, "Typing names in '" + jsonPath + "' dependencies"); } /** - * Returns the immediate owning object literal or binding pattern of a context token, - * on the condition that one exists and that the context implies completion should be given. + * Infer typing names from given file names. For example, the file name "jquery-min.2.3.4.js" + * should be inferred to the 'jquery' typing name; and "angular-route.1.2.3.js" should be inferred + * to the 'angular-route' typing name. + * @param fileNames are the names for source files in the project */ - function tryGetObjectLikeCompletionContainer(contextToken) { - if (contextToken) { - switch (contextToken.kind) { - case 16 /* OpenBraceToken */: // const x = { | - case 25 /* CommaToken */: - var parent_16 = contextToken.parent; - if (parent_16 && (parent_16.kind === 176 /* ObjectLiteralExpression */ || parent_16.kind === 172 /* ObjectBindingPattern */)) { - return parent_16; - } - break; - } + function getTypingNamesFromSourceFileNames(fileNames) { + var fromFileNames = ts.mapDefined(fileNames, function (j) { + if (!ts.hasJavaScriptFileExtension(j)) + return undefined; + var inferredTypingName = ts.removeFileExtension(ts.getBaseFileName(j.toLowerCase())); + var cleanedTypingName = inferredTypingName.replace(/((?:\.|-)min(?=\.|$))|((?:-|\.)\d+)/g, ""); + return safeList.get(cleanedTypingName); + }); + if (fromFileNames.length) { + addInferredTypings(fromFileNames, "Inferred typings from file names"); + } + var hasJsxFile = ts.some(fileNames, function (f) { return ts.fileExtensionIs(f, ".jsx" /* Jsx */); }); + if (hasJsxFile) { + if (log) + log("Inferred 'react' typings due to presence of '.jsx' extension"); + addInferredTyping("react"); } - return undefined; } /** - * Returns the containing list of named imports or exports of a context token, - * on the condition that one exists and that the context implies completion should be given. + * Infer typing names from packages folder (ex: node_module, bower_components) + * @param packagesFolderPath is the path to the packages folder */ - function tryGetNamedImportsOrExportsForCompletion(contextToken) { - if (contextToken) { - switch (contextToken.kind) { - case 16 /* OpenBraceToken */: // import { | - case 25 /* CommaToken */: - switch (contextToken.parent.kind) { - case 238 /* NamedImports */: - case 242 /* NamedExports */: - return contextToken.parent; - } - } + function getTypingNamesFromPackagesFolder(packagesFolderPath, filesToWatch) { + filesToWatch.push(packagesFolderPath); + // Todo: add support for ModuleResolutionHost too + if (!host.directoryExists(packagesFolderPath)) { + return; } - return undefined; - } - function tryGetContainingJsxElement(contextToken) { - if (contextToken) { - var parent_17 = contextToken.parent; - switch (contextToken.kind) { - case 27 /* LessThanSlashToken */: - case 40 /* SlashToken */: - case 70 /* Identifier */: - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: - if (parent_17 && (parent_17.kind === 247 /* JsxSelfClosingElement */ || parent_17.kind === 248 /* JsxOpeningElement */)) { - return parent_17; - } - else if (parent_17.kind === 250 /* JsxAttribute */) { - return parent_17.parent; - } - break; - // The context token is the closing } or " of an attribute, which means - // its parent is a JsxExpression, whose parent is a JsxAttribute, - // whose parent is a JsxOpeningLikeElement - case 9 /* StringLiteral */: - if (parent_17 && ((parent_17.kind === 250 /* JsxAttribute */) || (parent_17.kind === 251 /* JsxSpreadAttribute */))) { - return parent_17.parent; - } - break; - case 17 /* CloseBraceToken */: - if (parent_17 && - parent_17.kind === 252 /* JsxExpression */ && - parent_17.parent && - (parent_17.parent.kind === 250 /* JsxAttribute */)) { - return parent_17.parent.parent; - } - if (parent_17 && parent_17.kind === 251 /* JsxSpreadAttribute */) { - return parent_17.parent; - } - break; + // depth of 2, so we access `node_modules/foo` but not `node_modules/foo/bar` + var fileNames = host.readDirectory(packagesFolderPath, [".json" /* Json */], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2); + if (log) + log("Searching for typing names in " + packagesFolderPath + "; all files: " + JSON.stringify(fileNames)); + var packageNames = []; + for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) { + var fileName = fileNames_1[_i]; + var normalizedFileName = ts.normalizePath(fileName); + var baseFileName = ts.getBaseFileName(normalizedFileName); + if (baseFileName !== "package.json" && baseFileName !== "bower.json") { + continue; + } + var result_8 = ts.readConfigFile(normalizedFileName, function (path) { return host.readFile(path); }); + var packageJson = result_8.config; + // npm 3's package.json contains a "_requiredBy" field + // we should include all the top level module names for npm 2, and only module names whose + // "_requiredBy" field starts with "#" or equals "/" for npm 3. + if (baseFileName === "package.json" && packageJson._requiredBy && + ts.filter(packageJson._requiredBy, function (r) { return r[0] === "#" || r === "/"; }).length === 0) { + continue; + } + // If the package has its own d.ts typings, those will take precedence. Otherwise the package name will be used + // to download d.ts files from DefinitelyTyped + if (!packageJson.name) { + continue; + } + var ownTypes = packageJson.types || packageJson.typings; + if (ownTypes) { + var absolutePath = ts.getNormalizedAbsolutePath(ownTypes, ts.getDirectoryPath(normalizedFileName)); + if (log) + log(" Package '" + packageJson.name + "' provides its own types."); + inferredTypings.set(packageJson.name, absolutePath); + } + else { + packageNames.push(packageJson.name); } } - return undefined; + addInferredTypings(packageNames, " Found package names"); } - function isFunction(kind) { - switch (kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - return true; - } - return false; + } + JsTyping.discoverTypings = discoverTypings; + var PackageNameValidationResult; + (function (PackageNameValidationResult) { + PackageNameValidationResult[PackageNameValidationResult["Ok"] = 0] = "Ok"; + PackageNameValidationResult[PackageNameValidationResult["ScopedPackagesNotSupported"] = 1] = "ScopedPackagesNotSupported"; + PackageNameValidationResult[PackageNameValidationResult["EmptyName"] = 2] = "EmptyName"; + PackageNameValidationResult[PackageNameValidationResult["NameTooLong"] = 3] = "NameTooLong"; + PackageNameValidationResult[PackageNameValidationResult["NameStartsWithDot"] = 4] = "NameStartsWithDot"; + PackageNameValidationResult[PackageNameValidationResult["NameStartsWithUnderscore"] = 5] = "NameStartsWithUnderscore"; + PackageNameValidationResult[PackageNameValidationResult["NameContainsNonURISafeCharacters"] = 6] = "NameContainsNonURISafeCharacters"; + })(PackageNameValidationResult = JsTyping.PackageNameValidationResult || (JsTyping.PackageNameValidationResult = {})); + var MaxPackageNameLength = 214; + /** + * Validates package name using rules defined at https://docs.npmjs.com/files/package.json + */ + function validatePackageName(packageName) { + if (!packageName) { + return 2 /* EmptyName */; + } + if (packageName.length > MaxPackageNameLength) { + return 3 /* NameTooLong */; + } + if (packageName.charCodeAt(0) === 46 /* dot */) { + return 4 /* NameStartsWithDot */; + } + if (packageName.charCodeAt(0) === 95 /* _ */) { + return 5 /* NameStartsWithUnderscore */; + } + // check if name is scope package like: starts with @ and has one '/' in the middle + // scoped packages are not currently supported + // TODO: when support will be added we'll need to split and check both scope and package name + if (/^@[^/]+\/[^/]+$/.test(packageName)) { + return 1 /* ScopedPackagesNotSupported */; + } + if (encodeURIComponent(packageName) !== packageName) { + return 6 /* NameContainsNonURISafeCharacters */; + } + return 0 /* Ok */; + } + JsTyping.validatePackageName = validatePackageName; + function renderPackageNameValidationFailure(result, typing) { + switch (result) { + case 2 /* EmptyName */: + return "Package name '" + typing + "' cannot be empty"; + case 3 /* NameTooLong */: + return "Package name '" + typing + "' should be less than " + MaxPackageNameLength + " characters"; + case 4 /* NameStartsWithDot */: + return "Package name '" + typing + "' cannot start with '.'"; + case 5 /* NameStartsWithUnderscore */: + return "Package name '" + typing + "' cannot start with '_'"; + case 1 /* ScopedPackagesNotSupported */: + return "Package '" + typing + "' is scoped and currently is not supported"; + case 6 /* NameContainsNonURISafeCharacters */: + return "Package name '" + typing + "' contains non URI safe characters"; + case 0 /* Ok */: + throw ts.Debug.fail(); // Shouldn't have called this. + default: + ts.Debug.assertNever(result); } - /** - * @returns true if we are certain that the currently edited location must define a new location; false otherwise. - */ - function isSolelyIdentifierDefinitionLocation(contextToken) { - var containingNodeKind = contextToken.parent.kind; - switch (contextToken.kind) { - case 25 /* CommaToken */: - return containingNodeKind === 223 /* VariableDeclaration */ || - containingNodeKind === 224 /* VariableDeclarationList */ || - containingNodeKind === 205 /* VariableStatement */ || - containingNodeKind === 229 /* EnumDeclaration */ || - isFunction(containingNodeKind) || - containingNodeKind === 226 /* ClassDeclaration */ || - containingNodeKind === 197 /* ClassExpression */ || - containingNodeKind === 227 /* InterfaceDeclaration */ || - containingNodeKind === 173 /* ArrayBindingPattern */ || - containingNodeKind === 228 /* TypeAliasDeclaration */; // type Map, K, | - case 22 /* DotToken */: - return containingNodeKind === 173 /* ArrayBindingPattern */; // var [.| - case 55 /* ColonToken */: - return containingNodeKind === 174 /* BindingElement */; // var {x :html| - case 20 /* OpenBracketToken */: - return containingNodeKind === 173 /* ArrayBindingPattern */; // var [x| - case 18 /* OpenParenToken */: - return containingNodeKind === 256 /* CatchClause */ || - isFunction(containingNodeKind); - case 16 /* OpenBraceToken */: - return containingNodeKind === 229 /* EnumDeclaration */ || - containingNodeKind === 227 /* InterfaceDeclaration */ || - containingNodeKind === 161 /* TypeLiteral */; // const x : { | - case 24 /* SemicolonToken */: - return containingNodeKind === 146 /* PropertySignature */ && - contextToken.parent && contextToken.parent.parent && - (contextToken.parent.parent.kind === 227 /* InterfaceDeclaration */ || - contextToken.parent.parent.kind === 161 /* TypeLiteral */); // const x : { a; | - case 26 /* LessThanToken */: - return containingNodeKind === 226 /* ClassDeclaration */ || - containingNodeKind === 197 /* ClassExpression */ || - containingNodeKind === 227 /* InterfaceDeclaration */ || - containingNodeKind === 228 /* TypeAliasDeclaration */ || - isFunction(containingNodeKind); - case 114 /* StaticKeyword */: - return containingNodeKind === 147 /* PropertyDeclaration */; - case 23 /* DotDotDotToken */: - return containingNodeKind === 144 /* Parameter */ || - (contextToken.parent && contextToken.parent.parent && - contextToken.parent.parent.kind === 173 /* ArrayBindingPattern */); // var [...z| - case 113 /* PublicKeyword */: - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - return containingNodeKind === 144 /* Parameter */; - case 117 /* AsKeyword */: - return containingNodeKind === 239 /* ImportSpecifier */ || - containingNodeKind === 243 /* ExportSpecifier */ || - containingNodeKind === 237 /* NamespaceImport */; - case 74 /* ClassKeyword */: - case 82 /* EnumKeyword */: - case 108 /* InterfaceKeyword */: - case 88 /* FunctionKeyword */: - case 103 /* VarKeyword */: - case 124 /* GetKeyword */: - case 133 /* SetKeyword */: - case 90 /* ImportKeyword */: - case 109 /* LetKeyword */: - case 75 /* ConstKeyword */: - case 115 /* YieldKeyword */: - case 136 /* TypeKeyword */: - return true; - } - // Previous token may have been a keyword that was converted to an identifier. - switch (contextToken.getText()) { - case "abstract": - case "async": - case "class": - case "const": - case "declare": - case "enum": - case "function": - case "interface": - case "let": - case "private": - case "protected": - case "public": - case "static": - case "var": - case "yield": - return true; + } + JsTyping.renderPackageNameValidationFailure = renderPackageNameValidationFailure; + })(JsTyping = ts.JsTyping || (ts.JsTyping = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var NavigateTo; + (function (NavigateTo) { + function getNavigateToItems(sourceFiles, checker, cancellationToken, searchValue, maxResultCount, excludeDtsFiles) { + var patternMatcher = ts.createPatternMatcher(searchValue); + var rawItems = []; + var _loop_6 = function (sourceFile) { + cancellationToken.throwIfCancellationRequested(); + if (excludeDtsFiles && ts.fileExtensionIs(sourceFile.fileName, ".d.ts" /* Dts */)) { + return "continue"; } - return false; + ts.forEachEntry(sourceFile.getNamedDeclarations(), function (declarations, name) { + getItemsFromNamedDeclaration(patternMatcher, name, declarations, checker, sourceFile.fileName, rawItems); + }); + }; + // Search the declarations in all files and output matched NavigateToItem into array of NavigateToItem[] + for (var _i = 0, sourceFiles_8 = sourceFiles; _i < sourceFiles_8.length; _i++) { + var sourceFile = sourceFiles_8[_i]; + _loop_6(sourceFile); } - function isDotOfNumericLiteral(contextToken) { - if (contextToken.kind === 8 /* NumericLiteral */) { - var text = contextToken.getFullText(); - return text.charAt(text.length - 1) === "."; - } - return false; + rawItems.sort(compareNavigateToItems); + if (maxResultCount !== undefined) { + rawItems = rawItems.slice(0, maxResultCount); } - /** - * Filters out completion suggestions for named imports or exports. - * - * @param exportsOfModule The list of symbols which a module exposes. - * @param namedImportsOrExports The list of existing import/export specifiers in the import/export clause. - * - * @returns Symbols to be suggested at an import/export clause, barring those whose named imports/exports - * do not occur at the current position and have not otherwise been typed. - */ - function filterNamedImportOrExportCompletionItems(exportsOfModule, namedImportsOrExports) { - var existingImportsOrExports = ts.createMap(); - for (var _i = 0, namedImportsOrExports_1 = namedImportsOrExports; _i < namedImportsOrExports_1.length; _i++) { - var element = namedImportsOrExports_1[_i]; - // If this is the current item we are editing right now, do not filter it out - if (element.getStart() <= position && position <= element.getEnd()) { + return rawItems.map(createNavigateToItem); + } + NavigateTo.getNavigateToItems = getNavigateToItems; + function getItemsFromNamedDeclaration(patternMatcher, name, declarations, checker, fileName, rawItems) { + // First do a quick check to see if the name of the declaration matches the + // last portion of the (possibly) dotted name they're searching for. + var matches = patternMatcher.getMatchesForLastSegmentOfPattern(name); + if (!matches) { + return; // continue to next named declarations + } + for (var _i = 0, declarations_11 = declarations; _i < declarations_11.length; _i++) { + var declaration = declarations_11[_i]; + if (!shouldKeepItem(declaration, checker)) { + continue; + } + // It was a match! If the pattern has dots in it, then also see if the + // declaration container matches as well. + var containerMatches = matches; + if (patternMatcher.patternContainsDots) { + containerMatches = patternMatcher.getMatches(getContainers(declaration), name); + if (!containerMatches) { continue; } - var name_46 = element.propertyName || element.name; - existingImportsOrExports[name_46.text] = true; - } - if (!ts.someProperties(existingImportsOrExports)) { - return ts.filter(exportsOfModule, function (e) { return e.name !== "default"; }); } - return ts.filter(exportsOfModule, function (e) { return e.name !== "default" && !existingImportsOrExports[e.name]; }); + var matchKind = bestMatchKind(containerMatches); + var isCaseSensitive = allMatchesAreCaseSensitive(containerMatches); + rawItems.push({ name: name, fileName: fileName, matchKind: matchKind, isCaseSensitive: isCaseSensitive, declaration: declaration }); } - /** - * Filters out completion suggestions for named imports or exports. - * - * @returns Symbols to be suggested in an object binding pattern or object literal expression, barring those whose declarations - * do not occur at the current position and have not otherwise been typed. - */ - function filterObjectMembersList(contextualMemberSymbols, existingMembers) { - if (!existingMembers || existingMembers.length === 0) { - return contextualMemberSymbols; + } + function shouldKeepItem(declaration, checker) { + switch (declaration.kind) { + case 239 /* ImportClause */: + case 242 /* ImportSpecifier */: + case 237 /* ImportEqualsDeclaration */: + var importer = checker.getSymbolAtLocation(declaration.name); + var imported = checker.getAliasedSymbol(importer); + return importer.escapedName !== imported.escapedName; + default: + return true; + } + } + function allMatchesAreCaseSensitive(matches) { + ts.Debug.assert(matches.length > 0); + // This is a case sensitive match, only if all the submatches were case sensitive. + for (var _i = 0, matches_2 = matches; _i < matches_2.length; _i++) { + var match = matches_2[_i]; + if (!match.isCaseSensitive) { + return false; } - var existingMemberNames = ts.createMap(); - for (var _i = 0, existingMembers_1 = existingMembers; _i < existingMembers_1.length; _i++) { - var m = existingMembers_1[_i]; - // Ignore omitted expressions for missing members - if (m.kind !== 257 /* PropertyAssignment */ && - m.kind !== 258 /* ShorthandPropertyAssignment */ && - m.kind !== 174 /* BindingElement */ && - m.kind !== 149 /* MethodDeclaration */ && - m.kind !== 151 /* GetAccessor */ && - m.kind !== 152 /* SetAccessor */) { - continue; - } - // If this is the current item we are editing right now, do not filter it out - if (m.getStart() <= position && position <= m.getEnd()) { - continue; + } + return true; + } + function tryAddSingleDeclarationName(declaration, containers) { + if (declaration) { + var name = ts.getNameOfDeclaration(declaration); + if (name) { + var text = ts.getTextOfIdentifierOrLiteral(name); + if (text !== undefined) { + containers.unshift(text); } - var existingName = void 0; - if (m.kind === 174 /* BindingElement */ && m.propertyName) { - // include only identifiers in completion list - if (m.propertyName.kind === 70 /* Identifier */) { - existingName = m.propertyName.text; - } + else if (name.kind === 144 /* ComputedPropertyName */) { + return tryAddComputedPropertyName(name.expression, containers, /*includeLastPortion*/ true); } else { - // TODO(jfreeman): Account for computed property name - // NOTE: if one only performs this step when m.name is an identifier, - // things like '__proto__' are not filtered out. - existingName = m.name.text; + // Don't know how to add this. + return false; } - existingMemberNames[existingName] = true; } - return ts.filter(contextualMemberSymbols, function (m) { return !existingMemberNames[m.name]; }); } - /** - * Filters out completion suggestions from 'symbols' according to existing JSX attributes. - * - * @returns Symbols to be suggested in a JSX element, barring those whose attributes - * do not occur at the current position and have not otherwise been typed. - */ - function filterJsxAttributes(symbols, attributes) { - var seenNames = ts.createMap(); - for (var _i = 0, attributes_1 = attributes; _i < attributes_1.length; _i++) { - var attr = attributes_1[_i]; - // If this is the current item we are editing right now, do not filter it out - if (attr.getStart() <= position && position <= attr.getEnd()) { - continue; - } - if (attr.kind === 250 /* JsxAttribute */) { - seenNames[attr.name.text] = true; - } + return true; + } + // Only added the names of computed properties if they're simple dotted expressions, like: + // + // [X.Y.Z]() { } + function tryAddComputedPropertyName(expression, containers, includeLastPortion) { + var text = ts.getTextOfIdentifierOrLiteral(expression); + if (text !== undefined) { + if (includeLastPortion) { + containers.unshift(text); } - return ts.filter(symbols, function (a) { return !seenNames[a.name]; }); + return true; } - } - /** - * Get the name to be display in completion from a given symbol. - * - * @return undefined if the name is of external module otherwise a name with striped of any quote - */ - function getCompletionEntryDisplayNameForSymbol(typeChecker, symbol, target, performCharacterChecks, location) { - var displayName = ts.getDeclaredName(typeChecker, symbol, location); - if (displayName) { - var firstCharCode = displayName.charCodeAt(0); - // First check of the displayName is not external module; if it is an external module, it is not valid entry - if ((symbol.flags & 1920 /* Namespace */) && (firstCharCode === 39 /* singleQuote */ || firstCharCode === 34 /* doubleQuote */)) { - // If the symbol is external module, don't show it in the completion list - // (i.e declare module "http" { const x; } | // <= request completion here, "http" should not be there) - return undefined; + if (expression.kind === 179 /* PropertyAccessExpression */) { + var propertyAccess = expression; + if (includeLastPortion) { + containers.unshift(propertyAccess.name.text); } + return tryAddComputedPropertyName(propertyAccess.expression, containers, /*includeLastPortion*/ true); } - return getCompletionEntryDisplayName(displayName, target, performCharacterChecks); + return false; } - /** - * Get a displayName from a given for completion list, performing any necessary quotes stripping - * and checking whether the name is valid identifier name. - */ - function getCompletionEntryDisplayName(name, target, performCharacterChecks) { - if (!name) { - return undefined; - } - name = ts.stripQuotes(name); - if (!name) { - return undefined; + function getContainers(declaration) { + var containers = []; + // First, if we started with a computed property name, then add all but the last + // portion into the container array. + var name = ts.getNameOfDeclaration(declaration); + if (name.kind === 144 /* ComputedPropertyName */) { + if (!tryAddComputedPropertyName(name.expression, containers, /*includeLastPortion*/ false)) { + return undefined; + } } - // If the user entered name for the symbol was quoted, removing the quotes is not enough, as the name could be an - // invalid identifier name. We need to check if whatever was inside the quotes is actually a valid identifier name. - // e.g "b a" is valid quoted name but when we strip off the quotes, it is invalid. - // We, thus, need to check if whatever was inside the quotes is actually a valid identifier name. - if (performCharacterChecks) { - if (!ts.isIdentifierText(name, target)) { + // Now, walk up our containers, adding all their names to the container array. + declaration = ts.getContainerNode(declaration); + while (declaration) { + if (!tryAddSingleDeclarationName(declaration, containers)) { return undefined; } + declaration = ts.getContainerNode(declaration); } - return name; - } - // A cache of completion entries for keywords, these do not change between sessions - var keywordCompletions = []; - for (var i = 71 /* FirstKeyword */; i <= 140 /* LastKeyword */; i++) { - keywordCompletions.push({ - name: ts.tokenToString(i), - kind: ts.ScriptElementKind.keyword, - kindModifiers: ts.ScriptElementKindModifier.none, - sortText: "0" - }); + return containers; + } + function bestMatchKind(matches) { + ts.Debug.assert(matches.length > 0); + var bestMatchKind = ts.PatternMatchKind.camelCase; + for (var _i = 0, matches_3 = matches; _i < matches_3.length; _i++) { + var match = matches_3[_i]; + var kind = match.kind; + if (kind < bestMatchKind) { + bestMatchKind = kind; + } + } + return bestMatchKind; + } + function compareNavigateToItems(i1, i2) { + // TODO(cyrusn): get the gamut of comparisons that VS already uses here. + // Right now we just sort by kind first, and then by name of the item. + // We first sort case insensitively. So "Aaa" will come before "bar". + // Then we sort case sensitively, so "aaa" will come before "Aaa". + return i1.matchKind - i2.matchKind || + ts.compareStringsCaseInsensitive(i1.name, i2.name) || + ts.compareStrings(i1.name, i2.name); + } + function createNavigateToItem(rawItem) { + var declaration = rawItem.declaration; + var container = ts.getContainerNode(declaration); + var containerName = container && ts.getNameOfDeclaration(container); + return { + name: rawItem.name, + kind: ts.getNodeKind(declaration), + kindModifiers: ts.getNodeModifiers(declaration), + matchKind: ts.PatternMatchKind[rawItem.matchKind], + isCaseSensitive: rawItem.isCaseSensitive, + fileName: rawItem.fileName, + textSpan: ts.createTextSpanFromNode(declaration), + // TODO(jfreeman): What should be the containerName when the container has a computed name? + containerName: containerName ? containerName.text : "", + containerKind: containerName ? ts.getNodeKind(container) : "" /* unknown */ + }; } + })(NavigateTo = ts.NavigateTo || (ts.NavigateTo = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var NavigationBar; + (function (NavigationBar) { /** - * Matches a triple slash reference directive with an incomplete string literal for its path. Used - * to determine if the caret is currently within the string literal and capture the literal fragment - * for completions. - * For example, this matches + * Matches all whitespace characters in a string. Eg: + * + * "app. * - * /// = 0; i--) { - if (pushKeywordIf(keywords, loopTokens[i], 105 /* WhileKeyword */)) { - break; - } - } - } + }); + /** a and b have the same name, but they may not be mergeable. */ + function shouldReallyMerge(a, b) { + return a.kind === b.kind && (a.kind !== 233 /* ModuleDeclaration */ || areSameModule(a, b)); + // We use 1 NavNode to represent 'A.B.C', but there are multiple source nodes. + // Only merge module nodes that have the same chain. Don't merge 'A.B.C' with 'A'! + function areSameModule(a, b) { + if (a.body.kind !== b.body.kind) { + return false; } - var breaksAndContinues = aggregateAllBreakAndContinueStatements(loopNode.statement); - ts.forEach(breaksAndContinues, function (statement) { - if (ownsBreakOrContinueStatement(loopNode, statement)) { - pushKeywordIf(keywords, statement.getFirstToken(), 71 /* BreakKeyword */, 76 /* ContinueKeyword */); - } - }); - return ts.map(keywords, getHighlightSpanForNode); - } - function getBreakOrContinueStatementOccurrences(breakOrContinueStatement) { - var owner = getBreakOrContinueOwner(breakOrContinueStatement); - if (owner) { - switch (owner.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - return getLoopBreakContinueOccurrences(owner); - case 218 /* SwitchStatement */: - return getSwitchCaseDefaultOccurrences(owner); - } + if (a.body.kind !== 233 /* ModuleDeclaration */) { + return true; } - return undefined; + return areSameModule(a.body, b.body); } - function getSwitchCaseDefaultOccurrences(switchStatement) { - var keywords = []; - pushKeywordIf(keywords, switchStatement.getFirstToken(), 97 /* SwitchKeyword */); - // Go through each clause in the switch statement, collecting the 'case'/'default' keywords. - ts.forEach(switchStatement.caseBlock.clauses, function (clause) { - pushKeywordIf(keywords, clause.getFirstToken(), 72 /* CaseKeyword */, 78 /* DefaultKeyword */); - var breaksAndContinues = aggregateAllBreakAndContinueStatements(clause); - ts.forEach(breaksAndContinues, function (statement) { - if (ownsBreakOrContinueStatement(switchStatement, statement)) { - pushKeywordIf(keywords, statement.getFirstToken(), 71 /* BreakKeyword */); - } - }); - }); - return ts.map(keywords, getHighlightSpanForNode); + } + /** Merge source into target. Source should be thrown away after this is called. */ + function merge(target, source) { + target.additionalNodes = target.additionalNodes || []; + target.additionalNodes.push(source.node); + if (source.additionalNodes) { + (_a = target.additionalNodes).push.apply(_a, source.additionalNodes); } - function getTryCatchFinallyOccurrences(tryStatement) { - var keywords = []; - pushKeywordIf(keywords, tryStatement.getFirstToken(), 101 /* TryKeyword */); - if (tryStatement.catchClause) { - pushKeywordIf(keywords, tryStatement.catchClause.getFirstToken(), 73 /* CatchKeyword */); - } - if (tryStatement.finallyBlock) { - var finallyKeyword = ts.findChildOfKind(tryStatement, 86 /* FinallyKeyword */, sourceFile); - pushKeywordIf(keywords, finallyKeyword, 86 /* FinallyKeyword */); - } - return ts.map(keywords, getHighlightSpanForNode); + target.children = ts.concatenate(target.children, source.children); + if (target.children) { + mergeChildren(target.children); + sortChildren(target.children); } - function getThrowOccurrences(throwStatement) { - var owner = getThrowStatementOwner(throwStatement); - if (!owner) { - return undefined; - } - var keywords = []; - ts.forEach(aggregateOwnedThrowStatements(owner), function (throwStatement) { - pushKeywordIf(keywords, throwStatement.getFirstToken(), 99 /* ThrowKeyword */); - }); - // If the "owner" is a function, then we equate 'return' and 'throw' statements in their - // ability to "jump out" of the function, and include occurrences for both. - if (ts.isFunctionBlock(owner)) { - ts.forEachReturnStatement(owner, function (returnStatement) { - pushKeywordIf(keywords, returnStatement.getFirstToken(), 95 /* ReturnKeyword */); - }); - } - return ts.map(keywords, getHighlightSpanForNode); + var _a; + } + } + /** Recursively ensure that each NavNode's children are in sorted order. */ + function sortChildren(children) { + children.sort(compareChildren); + } + function compareChildren(child1, child2) { + var name1 = tryGetName(child1.node), name2 = tryGetName(child2.node); + if (name1 && name2) { + var cmp = ts.compareStringsCaseInsensitive(name1, name2); + return cmp !== 0 ? cmp : navigationBarNodeKind(child1) - navigationBarNodeKind(child2); + } + else { + return name1 ? 1 : name2 ? -1 : navigationBarNodeKind(child1) - navigationBarNodeKind(child2); + } + } + /** + * This differs from getItemName because this is just used for sorting. + * We only sort nodes by name that have a more-or-less "direct" name, as opposed to `new()` and the like. + * So `new()` can still come before an `aardvark` method. + */ + function tryGetName(node) { + if (node.kind === 233 /* ModuleDeclaration */) { + return getModuleName(node); + } + var declName = ts.getNameOfDeclaration(node); + if (declName) { + return ts.unescapeLeadingUnderscores(ts.getPropertyNameForPropertyNameNode(declName)); + } + switch (node.kind) { + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 199 /* ClassExpression */: + return getFunctionOrClassName(node); + case 283 /* JSDocTypedefTag */: + return getJSDocTypedefTagName(node); + default: + return undefined; + } + } + function getItemName(node) { + if (node.kind === 233 /* ModuleDeclaration */) { + return getModuleName(node); + } + var name = ts.getNameOfDeclaration(node); + if (name) { + var text = nodeText(name); + if (text.length > 0) { + return text; } - function getReturnOccurrences(returnStatement) { - var func = ts.getContainingFunction(returnStatement); - // If we didn't find a containing function with a block body, bail out. - if (!(func && hasKind(func.body, 204 /* Block */))) { - return undefined; + } + switch (node.kind) { + case 265 /* SourceFile */: + var sourceFile = node; + return ts.isExternalModule(sourceFile) + ? "\"" + ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))) + "\"" + : ""; + case 187 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + if (ts.getModifierFlags(node) & 512 /* Default */) { + return "default"; } - var keywords = []; - ts.forEachReturnStatement(func.body, function (returnStatement) { - pushKeywordIf(keywords, returnStatement.getFirstToken(), 95 /* ReturnKeyword */); - }); - // Include 'throw' statements that do not occur within a try block. - ts.forEach(aggregateOwnedThrowStatements(func.body), function (throwStatement) { - pushKeywordIf(keywords, throwStatement.getFirstToken(), 99 /* ThrowKeyword */); - }); - return ts.map(keywords, getHighlightSpanForNode); - } - function getIfElseOccurrences(ifStatement) { - var keywords = []; - // Traverse upwards through all parent if-statements linked by their else-branches. - while (hasKind(ifStatement.parent, 208 /* IfStatement */) && ifStatement.parent.elseStatement === ifStatement) { - ifStatement = ifStatement.parent; - } - // Now traverse back down through the else branches, aggregating if/else keywords of if-statements. - while (ifStatement) { - var children = ifStatement.getChildren(); - pushKeywordIf(keywords, children[0], 89 /* IfKeyword */); - // Generally the 'else' keyword is second-to-last, so we traverse backwards. - for (var i = children.length - 1; i >= 0; i--) { - if (pushKeywordIf(keywords, children[i], 81 /* ElseKeyword */)) { - break; - } - } - if (!hasKind(ifStatement.elseStatement, 208 /* IfStatement */)) { - break; + // We may get a string with newlines or other whitespace in the case of an object dereference + // (eg: "app\n.onactivated"), so we should remove the whitespace for readabiltiy in the + // navigation bar. + return getFunctionOrClassName(node); + case 152 /* Constructor */: + return "constructor"; + case 156 /* ConstructSignature */: + return "new()"; + case 155 /* CallSignature */: + return "()"; + case 157 /* IndexSignature */: + return "[]"; + case 283 /* JSDocTypedefTag */: + return getJSDocTypedefTagName(node); + default: + return ""; + } + } + function getJSDocTypedefTagName(node) { + if (node.name) { + return node.name.text; + } + else { + var parentNode = node.parent && node.parent.parent; + if (parentNode && parentNode.kind === 208 /* VariableStatement */) { + if (parentNode.declarationList.declarations.length > 0) { + var nameIdentifier = parentNode.declarationList.declarations[0].name; + if (nameIdentifier.kind === 71 /* Identifier */) { + return nameIdentifier.text; } - ifStatement = ifStatement.elseStatement; } - var result = []; - // We'd like to highlight else/ifs together if they are only separated by whitespace - // (i.e. the keywords are separated by no comments, no newlines). - for (var i = 0; i < keywords.length; i++) { - if (keywords[i].kind === 81 /* ElseKeyword */ && i < keywords.length - 1) { - var elseKeyword = keywords[i]; - var ifKeyword = keywords[i + 1]; // this *should* always be an 'if' keyword. - var shouldCombindElseAndIf = true; - // Avoid recalculating getStart() by iterating backwards. - for (var j = ifKeyword.getStart() - 1; j >= elseKeyword.end; j--) { - if (!ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(j))) { - shouldCombindElseAndIf = false; - break; - } - } - if (shouldCombindElseAndIf) { - result.push({ - fileName: fileName, - textSpan: ts.createTextSpanFromBounds(elseKeyword.getStart(), ifKeyword.end), - kind: ts.HighlightSpanKind.reference - }); - i++; // skip the next keyword - continue; - } + } + return ""; + } + } + /** Flattens the NavNode tree to a list, keeping only the top-level items. */ + function topLevelItems(root) { + var topLevel = []; + function recur(item) { + if (isTopLevel(item)) { + topLevel.push(item); + if (item.children) { + for (var _i = 0, _a = item.children; _i < _a.length; _i++) { + var child = _a[_i]; + recur(child); } - // Ordinary case: just highlight the keyword. - result.push(getHighlightSpanForNode(keywords[i])); } - return result; } } - } - DocumentHighlights.getDocumentHighlights = getDocumentHighlights; - /** - * Whether or not a 'node' is preceded by a label of the given string. - * Note: 'node' cannot be a SourceFile. - */ - function isLabeledBy(node, labelName) { - for (var owner = node.parent; owner.kind === 219 /* LabeledStatement */; owner = owner.parent) { - if (owner.label.text === labelName) { - return true; + recur(root); + return topLevel; + function isTopLevel(item) { + switch (navigationBarNodeKind(item)) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 232 /* EnumDeclaration */: + case 230 /* InterfaceDeclaration */: + case 233 /* ModuleDeclaration */: + case 265 /* SourceFile */: + case 231 /* TypeAliasDeclaration */: + case 283 /* JSDocTypedefTag */: + return true; + case 152 /* Constructor */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 226 /* VariableDeclaration */: + return hasSomeImportantChild(item); + case 187 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + return isTopLevelFunctionDeclaration(item); + default: + return false; + } + function isTopLevelFunctionDeclaration(item) { + if (!item.node.body) { + return false; + } + switch (navigationBarNodeKind(item.parent)) { + case 234 /* ModuleBlock */: + case 265 /* SourceFile */: + case 151 /* MethodDeclaration */: + case 152 /* Constructor */: + return true; + default: + return hasSomeImportantChild(item); + } + } + function hasSomeImportantChild(item) { + return ts.forEach(item.children, function (child) { + var childKind = navigationBarNodeKind(child); + return childKind !== 226 /* VariableDeclaration */ && childKind !== 176 /* BindingElement */; + }); } } - return false; - } - })(DocumentHighlights = ts.DocumentHighlights || (ts.DocumentHighlights = {})); -})(ts || (ts = {})); -var ts; -(function (ts) { - function createDocumentRegistry(useCaseSensitiveFileNames, currentDirectory) { - if (currentDirectory === void 0) { currentDirectory = ""; } - // Maps from compiler setting target (ES3, ES5, etc.) to all the cached documents we have - // for those settings. - var buckets = ts.createMap(); - var getCanonicalFileName = ts.createGetCanonicalFileName(!!useCaseSensitiveFileNames); - function getKeyForCompilationSettings(settings) { - return "_" + settings.target + "|" + settings.module + "|" + settings.noResolve + "|" + settings.jsx + "|" + settings.allowJs + "|" + settings.baseUrl + "|" + JSON.stringify(settings.typeRoots) + "|" + JSON.stringify(settings.rootDirs) + "|" + JSON.stringify(settings.paths); } - function getBucketForCompilationSettings(key, createIfMissing) { - var bucket = buckets[key]; - if (!bucket && createIfMissing) { - buckets[key] = bucket = ts.createFileMap(); - } - return bucket; + function convertToTree(n) { + return { + text: getItemName(n.node), + kind: ts.getNodeKind(n.node), + kindModifiers: getModifiers(n.node), + spans: getSpans(n), + childItems: ts.map(n.children, convertToTree) + }; } - function reportStats() { - var bucketInfoArray = Object.keys(buckets).filter(function (name) { return name && name.charAt(0) === "_"; }).map(function (name) { - var entries = buckets[name]; - var sourceFiles = []; - entries.forEachValue(function (key, entry) { - sourceFiles.push({ - name: key, - refCount: entry.languageServiceRefCount, - references: entry.owners.slice(0) - }); - }); - sourceFiles.sort(function (x, y) { return y.refCount - x.refCount; }); + function convertToTopLevelItem(n) { + return { + text: getItemName(n.node), + kind: ts.getNodeKind(n.node), + kindModifiers: getModifiers(n.node), + spans: getSpans(n), + childItems: ts.map(n.children, convertToChildItem) || emptyChildItemArray, + indent: n.indent, + bolded: false, + grayed: false + }; + function convertToChildItem(n) { return { - bucket: name, - sourceFiles: sourceFiles + text: getItemName(n.node), + kind: ts.getNodeKind(n.node), + kindModifiers: ts.getNodeModifiers(n.node), + spans: getSpans(n), + childItems: emptyChildItemArray, + indent: 0, + bolded: false, + grayed: false }; - }); - return JSON.stringify(bucketInfoArray, undefined, 2); + } } - function acquireDocument(fileName, compilationSettings, scriptSnapshot, version, scriptKind) { - var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); - var key = getKeyForCompilationSettings(compilationSettings); - return acquireDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind); + function getSpans(n) { + var spans = [getNodeSpan(n.node)]; + if (n.additionalNodes) { + for (var _i = 0, _a = n.additionalNodes; _i < _a.length; _i++) { + var node = _a[_i]; + spans.push(getNodeSpan(node)); + } + } + return spans; } - function acquireDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind) { - return acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, /*acquiring*/ true, scriptKind); + function getModuleName(moduleDeclaration) { + // We want to maintain quotation marks. + if (ts.isAmbientModule(moduleDeclaration)) { + return ts.getTextOfNode(moduleDeclaration.name); + } + // Otherwise, we need to aggregate each identifier to build up the qualified name. + var result = []; + result.push(ts.getTextOfIdentifierOrLiteral(moduleDeclaration.name)); + while (moduleDeclaration.body && moduleDeclaration.body.kind === 233 /* ModuleDeclaration */) { + moduleDeclaration = moduleDeclaration.body; + result.push(ts.getTextOfIdentifierOrLiteral(moduleDeclaration.name)); + } + return result.join("."); } - function updateDocument(fileName, compilationSettings, scriptSnapshot, version, scriptKind) { - var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); - var key = getKeyForCompilationSettings(compilationSettings); - return updateDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind); + /** + * For 'module A.B.C', we want to get the node for 'C'. + * We store 'A' as associated with a NavNode, and use getModuleName to traverse down again. + */ + function getInteriorModule(decl) { + return decl.body.kind === 233 /* ModuleDeclaration */ ? getInteriorModule(decl.body) : decl; } - function updateDocumentWithKey(fileName, path, compilationSettings, key, scriptSnapshot, version, scriptKind) { - return acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, /*acquiring*/ false, scriptKind); + function isComputedProperty(member) { + return !member.name || member.name.kind === 144 /* ComputedPropertyName */; } - function acquireOrUpdateDocument(fileName, path, compilationSettings, key, scriptSnapshot, version, acquiring, scriptKind) { - var bucket = getBucketForCompilationSettings(key, /*createIfMissing*/ true); - var entry = bucket.get(path); - if (!entry) { - ts.Debug.assert(acquiring, "How could we be trying to update a document that the registry doesn't have?"); - // Have never seen this file with these settings. Create a new source file for it. - var sourceFile = ts.createLanguageServiceSourceFile(fileName, scriptSnapshot, compilationSettings.target, version, /*setNodeParents*/ false, scriptKind); - entry = { - sourceFile: sourceFile, - languageServiceRefCount: 0, - owners: [] - }; - bucket.set(path, entry); + function getNodeSpan(node) { + return node.kind === 265 /* SourceFile */ + ? ts.createTextSpanFromBounds(node.getFullStart(), node.getEnd()) + : ts.createTextSpanFromNode(node, curSourceFile); + } + function getModifiers(node) { + if (node.parent && node.parent.kind === 226 /* VariableDeclaration */) { + node = node.parent; } - else { - // We have an entry for this file. However, it may be for a different version of - // the script snapshot. If so, update it appropriately. Otherwise, we can just - // return it as is. - if (entry.sourceFile.version !== version) { - entry.sourceFile = ts.updateLanguageServiceSourceFile(entry.sourceFile, scriptSnapshot, version, scriptSnapshot.getChangeRange(entry.sourceFile.scriptSnapshot)); - } + return ts.getNodeModifiers(node); + } + function getFunctionOrClassName(node) { + if (node.name && ts.getFullWidth(node.name) > 0) { + return ts.declarationNameToString(node.name); } - // If we're acquiring, then this is the first time this LS is asking for this document. - // Increase our ref count so we know there's another LS using the document. If we're - // not acquiring, then that means the LS is 'updating' the file instead, and that means - // it has already acquired the document previously. As such, we do not need to increase - // the ref count. - if (acquiring) { - entry.languageServiceRefCount++; + else if (node.parent.kind === 226 /* VariableDeclaration */) { + return ts.declarationNameToString(node.parent.name); + } + else if (node.parent.kind === 194 /* BinaryExpression */ && + node.parent.operatorToken.kind === 58 /* EqualsToken */) { + return nodeText(node.parent.left).replace(whiteSpaceRegex, ""); + } + else if (node.parent.kind === 261 /* PropertyAssignment */ && node.parent.name) { + return nodeText(node.parent.name); + } + else if (ts.getModifierFlags(node) & 512 /* Default */) { + return "default"; + } + else { + return ts.isClassLike(node) ? "" : ""; } - return entry.sourceFile; - } - function releaseDocument(fileName, compilationSettings) { - var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); - var key = getKeyForCompilationSettings(compilationSettings); - return releaseDocumentWithKey(path, key); } - function releaseDocumentWithKey(path, key) { - var bucket = getBucketForCompilationSettings(key, /*createIfMissing*/ false); - ts.Debug.assert(bucket !== undefined); - var entry = bucket.get(path); - entry.languageServiceRefCount--; - ts.Debug.assert(entry.languageServiceRefCount >= 0); - if (entry.languageServiceRefCount === 0) { - bucket.remove(path); + function isFunctionOrClassExpression(node) { + switch (node.kind) { + case 187 /* ArrowFunction */: + case 186 /* FunctionExpression */: + case 199 /* ClassExpression */: + return true; + default: + return false; } } - return { - acquireDocument: acquireDocument, - acquireDocumentWithKey: acquireDocumentWithKey, - updateDocument: updateDocument, - updateDocumentWithKey: updateDocumentWithKey, - releaseDocument: releaseDocument, - releaseDocumentWithKey: releaseDocumentWithKey, - reportStats: reportStats, - getKeyForCompilationSettings: getKeyForCompilationSettings - }; - } - ts.createDocumentRegistry = createDocumentRegistry; + })(NavigationBar = ts.NavigationBar || (ts.NavigationBar = {})); })(ts || (ts = {})); /* @internal */ var ts; (function (ts) { - var FindAllReferences; - (function (FindAllReferences) { - function findReferencedSymbols(typeChecker, cancellationToken, sourceFiles, sourceFile, position, findInStrings, findInComments) { - var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); - if (node === sourceFile) { - return undefined; + var OutliningElementsCollector; + (function (OutliningElementsCollector) { + var collapseText = "..."; + var maxDepth = 40; + var defaultLabel = "#region"; + var regionMatch = new RegExp("^\\s*//\\s*#(end)?region(?:\\s+(.*))?$"); + function collectElements(sourceFile, cancellationToken) { + var elements = []; + var depth = 0; + var regions = []; + walk(sourceFile); + gatherRegions(); + return elements.sort(function (span1, span2) { return span1.textSpan.start - span2.textSpan.start; }); + /** If useFullStart is true, then the collapsing span includes leading whitespace, including linebreaks. */ + function addOutliningSpan(hintSpanNode, startElement, endElement, autoCollapse, useFullStart) { + if (hintSpanNode && startElement && endElement) { + var span_13 = { + textSpan: ts.createTextSpanFromBounds(useFullStart ? startElement.getFullStart() : startElement.getStart(), endElement.getEnd()), + hintSpan: ts.createTextSpanFromNode(hintSpanNode, sourceFile), + bannerText: collapseText, + autoCollapse: autoCollapse, + }; + elements.push(span_13); + } } - switch (node.kind) { - case 8 /* NumericLiteral */: - if (!ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node)) { - break; - } - // Fallthrough - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - // case SyntaxKind.SuperKeyword: TODO:GH#9268 - case 122 /* ConstructorKeyword */: - case 9 /* StringLiteral */: - return getReferencedSymbolsForNode(typeChecker, cancellationToken, node, sourceFiles, findInStrings, findInComments, /*implementations*/ false); + function addOutliningSpanComments(commentSpan, autoCollapse) { + if (commentSpan) { + var span_14 = { + textSpan: ts.createTextSpanFromBounds(commentSpan.pos, commentSpan.end), + hintSpan: ts.createTextSpanFromBounds(commentSpan.pos, commentSpan.end), + bannerText: collapseText, + autoCollapse: autoCollapse, + }; + elements.push(span_14); + } } - return undefined; - } - FindAllReferences.findReferencedSymbols = findReferencedSymbols; - function getReferencedSymbolsForNode(typeChecker, cancellationToken, node, sourceFiles, findInStrings, findInComments, implementations) { - if (!implementations) { - // Labels - if (ts.isLabelName(node)) { - if (ts.isJumpStatementTarget(node)) { - var labelDefinition = ts.getTargetLabel(node.parent, node.text); - // if we have a label definition, look within its statement for references, if not, then - // the label is undefined and we have no results.. - return labelDefinition ? getLabelReferencesInNode(labelDefinition.parent, labelDefinition) : undefined; - } - else { - // it is a label definition and not a target, search within the parent labeledStatement - return getLabelReferencesInNode(node.parent, node); + function addOutliningForLeadingCommentsForNode(n) { + var comments = ts.getLeadingCommentRangesOfNode(n, sourceFile); + if (comments) { + var firstSingleLineCommentStart = -1; + var lastSingleLineCommentEnd = -1; + var isFirstSingleLineComment = true; + var singleLineCommentCount = 0; + for (var _i = 0, comments_3 = comments; _i < comments_3.length; _i++) { + var currentComment = comments_3[_i]; + cancellationToken.throwIfCancellationRequested(); + // For single line comments, combine consecutive ones (2 or more) into + // a single span from the start of the first till the end of the last + if (currentComment.kind === 2 /* SingleLineCommentTrivia */) { + if (isFirstSingleLineComment) { + firstSingleLineCommentStart = currentComment.pos; + } + isFirstSingleLineComment = false; + lastSingleLineCommentEnd = currentComment.end; + singleLineCommentCount++; + } + else if (currentComment.kind === 3 /* MultiLineCommentTrivia */) { + combineAndAddMultipleSingleLineComments(singleLineCommentCount, firstSingleLineCommentStart, lastSingleLineCommentEnd); + addOutliningSpanComments(currentComment, /*autoCollapse*/ false); + singleLineCommentCount = 0; + lastSingleLineCommentEnd = -1; + isFirstSingleLineComment = true; + } } + combineAndAddMultipleSingleLineComments(singleLineCommentCount, firstSingleLineCommentStart, lastSingleLineCommentEnd); } - if (ts.isThis(node)) { - return getReferencesForThisKeyword(node, sourceFiles); - } - if (node.kind === 96 /* SuperKeyword */) { - return getReferencesForSuperKeyword(node); - } - } - // `getSymbolAtLocation` normally returns the symbol of the class when given the constructor keyword, - // so we have to specify that we want the constructor symbol. - var symbol = typeChecker.getSymbolAtLocation(node); - if (!implementations && !symbol && node.kind === 9 /* StringLiteral */) { - return getReferencesForStringLiteral(node, sourceFiles); - } - // Could not find a symbol e.g. unknown identifier - if (!symbol) { - // Can't have references to something that we have no symbol for. - return undefined; - } - var declarations = symbol.declarations; - // The symbol was an internal symbol and does not have a declaration e.g. undefined symbol - if (!declarations || !declarations.length) { - return undefined; } - var result; - // Compute the meaning from the location and the symbol it references - var searchMeaning = getIntersectingMeaningFromDeclarations(ts.getMeaningFromLocation(node), declarations); - // Get the text to search for. - // Note: if this is an external module symbol, the name doesn't include quotes. - var declaredName = ts.stripQuotes(ts.getDeclaredName(typeChecker, symbol, node)); - // Try to get the smallest valid scope that we can limit our search to; - // otherwise we'll need to search globally (i.e. include each file). - var scope = getSymbolScope(symbol); - // Maps from a symbol ID to the ReferencedSymbol entry in 'result'. - var symbolToIndex = []; - if (scope) { - result = []; - getReferencesInNode(scope, symbol, declaredName, node, searchMeaning, findInStrings, findInComments, result, symbolToIndex); + function combineAndAddMultipleSingleLineComments(count, start, end) { + // Only outline spans of two or more consecutive single line comments + if (count > 1) { + var multipleSingleLineComments = { + kind: 2 /* SingleLineCommentTrivia */, + pos: start, + end: end, + }; + addOutliningSpanComments(multipleSingleLineComments, /*autoCollapse*/ false); + } } - else { - var internedName = getInternedName(symbol, node); - for (var _i = 0, sourceFiles_8 = sourceFiles; _i < sourceFiles_8.length; _i++) { - var sourceFile = sourceFiles_8[_i]; - cancellationToken.throwIfCancellationRequested(); - var nameTable = ts.getNameTable(sourceFile); - if (nameTable[internedName] !== undefined) { - result = result || []; - getReferencesInNode(sourceFile, symbol, declaredName, node, searchMeaning, findInStrings, findInComments, result, symbolToIndex); + function autoCollapse(node) { + return ts.isFunctionBlock(node) && node.parent.kind !== 187 /* ArrowFunction */; + } + function gatherRegions() { + var lineStarts = sourceFile.getLineStarts(); + for (var i = 0; i < lineStarts.length; i++) { + var currentLineStart = lineStarts[i]; + var lineEnd = lineStarts[i + 1] - 1 || sourceFile.getEnd(); + var comment = sourceFile.text.substring(currentLineStart, lineEnd); + var result = comment.match(regionMatch); + if (result && !ts.isInComment(sourceFile, currentLineStart)) { + if (!result[1]) { + var start = sourceFile.getFullText().indexOf("//", currentLineStart); + var textSpan = ts.createTextSpanFromBounds(start, lineEnd); + var region = { + textSpan: textSpan, + hintSpan: textSpan, + bannerText: result[2] || defaultLabel, + autoCollapse: false + }; + regions.push(region); + } + else { + var region = regions.pop(); + if (region) { + region.textSpan.length = lineEnd - region.textSpan.start; + region.hintSpan.length = lineEnd - region.textSpan.start; + elements.push(region); + } + } } } } - return result; - function getDefinition(symbol) { - var info = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, node.getSourceFile(), ts.getContainerNode(node), node); - var name = ts.map(info.displayParts, function (p) { return p.text; }).join(""); - var declarations = symbol.declarations; - if (!declarations || declarations.length === 0) { - return undefined; + function walk(n) { + cancellationToken.throwIfCancellationRequested(); + if (depth > maxDepth) { + return; } - return { - containerKind: "", - containerName: "", - name: name, - kind: info.symbolKind, - fileName: declarations[0].getSourceFile().fileName, - textSpan: ts.createTextSpan(declarations[0].getStart(), 0), - displayParts: info.displayParts - }; - } - function getAliasSymbolForPropertyNameSymbol(symbol, location) { - if (symbol.flags & 8388608 /* Alias */) { - // Default import get alias - var defaultImport = ts.getDeclarationOfKind(symbol, 236 /* ImportClause */); - if (defaultImport) { - return typeChecker.getAliasedSymbol(symbol); - } - var importOrExportSpecifier = ts.forEach(symbol.declarations, function (declaration) { return (declaration.kind === 239 /* ImportSpecifier */ || - declaration.kind === 243 /* ExportSpecifier */) ? declaration : undefined; }); - if (importOrExportSpecifier && - // export { a } - (!importOrExportSpecifier.propertyName || - // export {a as class } where a is location - importOrExportSpecifier.propertyName === location)) { - // If Import specifier -> get alias - // else Export specifier -> get local target - return importOrExportSpecifier.kind === 239 /* ImportSpecifier */ ? - typeChecker.getAliasedSymbol(symbol) : - typeChecker.getExportSpecifierLocalTargetSymbol(importOrExportSpecifier); + if (ts.isDeclaration(n)) { + addOutliningForLeadingCommentsForNode(n); + } + switch (n.kind) { + case 207 /* Block */: + if (!ts.isFunctionBlock(n)) { + var parent = n.parent; + var openBrace_1 = ts.findChildOfKind(n, 17 /* OpenBraceToken */, sourceFile); + var closeBrace_1 = ts.findChildOfKind(n, 18 /* CloseBraceToken */, sourceFile); + // Check if the block is standalone, or 'attached' to some parent statement. + // If the latter, we want to collapse the block, but consider its hint span + // to be the entire span of the parent. + if (parent.kind === 212 /* DoStatement */ || + parent.kind === 215 /* ForInStatement */ || + parent.kind === 216 /* ForOfStatement */ || + parent.kind === 214 /* ForStatement */ || + parent.kind === 211 /* IfStatement */ || + parent.kind === 213 /* WhileStatement */ || + parent.kind === 220 /* WithStatement */ || + parent.kind === 260 /* CatchClause */) { + addOutliningSpan(parent, openBrace_1, closeBrace_1, autoCollapse(n), /*useFullStart*/ true); + break; + } + if (parent.kind === 224 /* TryStatement */) { + // Could be the try-block, or the finally-block. + var tryStatement = parent; + if (tryStatement.tryBlock === n) { + addOutliningSpan(parent, openBrace_1, closeBrace_1, autoCollapse(n), /*useFullStart*/ true); + break; + } + else if (tryStatement.finallyBlock === n) { + var finallyKeyword = ts.findChildOfKind(tryStatement, 87 /* FinallyKeyword */, sourceFile); + if (finallyKeyword) { + addOutliningSpan(finallyKeyword, openBrace_1, closeBrace_1, autoCollapse(n), /*useFullStart*/ true); + break; + } + } + // fall through. + } + // Block was a standalone block. In this case we want to only collapse + // the span of the block, independent of any parent span. + var span_15 = ts.createTextSpanFromNode(n); + elements.push({ + textSpan: span_15, + hintSpan: span_15, + bannerText: collapseText, + autoCollapse: autoCollapse(n) + }); + break; + } + // falls through + case 234 /* ModuleBlock */: { + var openBrace_2 = ts.findChildOfKind(n, 17 /* OpenBraceToken */, sourceFile); + var closeBrace_2 = ts.findChildOfKind(n, 18 /* CloseBraceToken */, sourceFile); + addOutliningSpan(n.parent, openBrace_2, closeBrace_2, autoCollapse(n), /*useFullStart*/ true); + break; + } + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: + case 235 /* CaseBlock */: { + var openBrace_3 = ts.findChildOfKind(n, 17 /* OpenBraceToken */, sourceFile); + var closeBrace_3 = ts.findChildOfKind(n, 18 /* CloseBraceToken */, sourceFile); + addOutliningSpan(n, openBrace_3, closeBrace_3, autoCollapse(n), /*useFullStart*/ true); + break; } + // If the block has no leading keywords and is inside an array literal, + // we only want to collapse the span of the block. + // Otherwise, the collapsed section will include the end of the previous line. + case 178 /* ObjectLiteralExpression */: + var openBrace = ts.findChildOfKind(n, 17 /* OpenBraceToken */, sourceFile); + var closeBrace = ts.findChildOfKind(n, 18 /* CloseBraceToken */, sourceFile); + addOutliningSpan(n, openBrace, closeBrace, autoCollapse(n), /*useFullStart*/ !ts.isArrayLiteralExpression(n.parent)); + break; + case 177 /* ArrayLiteralExpression */: + var openBracket = ts.findChildOfKind(n, 21 /* OpenBracketToken */, sourceFile); + var closeBracket = ts.findChildOfKind(n, 22 /* CloseBracketToken */, sourceFile); + addOutliningSpan(n, openBracket, closeBracket, autoCollapse(n), /*useFullStart*/ !ts.isArrayLiteralExpression(n.parent)); + break; } - return undefined; - } - function followAliasIfNecessary(symbol, location) { - return getAliasSymbolForPropertyNameSymbol(symbol, location) || symbol; + depth++; + ts.forEachChild(n, walk); + depth--; } - function getPropertySymbolOfDestructuringAssignment(location) { - return ts.isArrayLiteralOrObjectLiteralDestructuringPattern(location.parent.parent) && - typeChecker.getPropertySymbolOfDestructuringAssignment(location); + } + OutliningElementsCollector.collectElements = collectElements; + })(OutliningElementsCollector = ts.OutliningElementsCollector || (ts.OutliningElementsCollector = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + // Note(cyrusn): this enum is ordered from strongest match type to weakest match type. + var PatternMatchKind; + (function (PatternMatchKind) { + PatternMatchKind[PatternMatchKind["exact"] = 0] = "exact"; + PatternMatchKind[PatternMatchKind["prefix"] = 1] = "prefix"; + PatternMatchKind[PatternMatchKind["substring"] = 2] = "substring"; + PatternMatchKind[PatternMatchKind["camelCase"] = 3] = "camelCase"; + })(PatternMatchKind = ts.PatternMatchKind || (ts.PatternMatchKind = {})); + function createPatternMatch(kind, punctuationStripped, isCaseSensitive, camelCaseWeight) { + return { + kind: kind, + punctuationStripped: punctuationStripped, + isCaseSensitive: isCaseSensitive, + camelCaseWeight: camelCaseWeight + }; + } + function createPatternMatcher(pattern) { + // We'll often see the same candidate string many times when searching (For example, when + // we see the name of a module that is used everywhere, or the name of an overload). As + // such, we cache the information we compute about the candidate for the life of this + // pattern matcher so we don't have to compute it multiple times. + var stringToWordSpans = ts.createMap(); + pattern = pattern.trim(); + var dotSeparatedSegments = pattern.split(".").map(function (p) { return createSegment(p.trim()); }); + var invalidPattern = dotSeparatedSegments.length === 0 || ts.forEach(dotSeparatedSegments, segmentIsInvalid); + return { + getMatches: getMatches, + getMatchesForLastSegmentOfPattern: getMatchesForLastSegmentOfPattern, + patternContainsDots: dotSeparatedSegments.length > 1 + }; + // Quick checks so we can bail out when asked to match a candidate. + function skipMatch(candidate) { + return invalidPattern || !candidate; + } + function getMatchesForLastSegmentOfPattern(candidate) { + if (skipMatch(candidate)) { + return undefined; } - function isObjectBindingPatternElementWithoutPropertyName(symbol) { - var bindingElement = ts.getDeclarationOfKind(symbol, 174 /* BindingElement */); - return bindingElement && - bindingElement.parent.kind === 172 /* ObjectBindingPattern */ && - !bindingElement.propertyName; + return matchSegment(candidate, ts.lastOrUndefined(dotSeparatedSegments)); + } + function getMatches(candidateContainers, candidate) { + if (skipMatch(candidate)) { + return undefined; } - function getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol) { - if (isObjectBindingPatternElementWithoutPropertyName(symbol)) { - var bindingElement = ts.getDeclarationOfKind(symbol, 174 /* BindingElement */); - var typeOfPattern = typeChecker.getTypeAtLocation(bindingElement.parent); - return typeOfPattern && typeChecker.getPropertyOfType(typeOfPattern, bindingElement.name.text); - } + // First, check that the last part of the dot separated pattern matches the name of the + // candidate. If not, then there's no point in proceeding and doing the more + // expensive work. + var candidateMatch = matchSegment(candidate, ts.lastOrUndefined(dotSeparatedSegments)); + if (!candidateMatch) { return undefined; } - function getInternedName(symbol, location) { - // If this is an export or import specifier it could have been renamed using the 'as' syntax. - // If so we want to search for whatever under the cursor. - if (ts.isImportOrExportSpecifierName(location)) { - return location.getText(); - } - // Try to get the local symbol if we're dealing with an 'export default' - // since that symbol has the "true" name. - var localExportDefaultSymbol = ts.getLocalSymbolForExportDefault(symbol); - symbol = localExportDefaultSymbol || symbol; - return ts.stripQuotes(symbol.name); + candidateContainers = candidateContainers || []; + // -1 because the last part was checked against the name, and only the rest + // of the parts are checked against the container. + if (dotSeparatedSegments.length - 1 > candidateContainers.length) { + // There weren't enough container parts to match against the pattern parts. + // So this definitely doesn't match. + return undefined; } - /** - * Determines the smallest scope in which a symbol may have named references. - * Note that not every construct has been accounted for. This function can - * probably be improved. - * - * @returns undefined if the scope cannot be determined, implying that - * a reference to a symbol can occur anywhere. - */ - function getSymbolScope(symbol) { - // If this is the symbol of a named function expression or named class expression, - // then named references are limited to its own scope. - var valueDeclaration = symbol.valueDeclaration; - if (valueDeclaration && (valueDeclaration.kind === 184 /* FunctionExpression */ || valueDeclaration.kind === 197 /* ClassExpression */)) { - return valueDeclaration; - } - // If this is private property or method, the scope is the containing class - if (symbol.flags & (4 /* Property */ | 8192 /* Method */)) { - var privateDeclaration = ts.forEach(symbol.getDeclarations(), function (d) { return (ts.getModifierFlags(d) & 8 /* Private */) ? d : undefined; }); - if (privateDeclaration) { - return ts.getAncestor(privateDeclaration, 226 /* ClassDeclaration */); - } - } - // If the symbol is an import we would like to find it if we are looking for what it imports. - // So consider it visible outside its declaration scope. - if (symbol.flags & 8388608 /* Alias */) { + // So far so good. Now break up the container for the candidate and check if all + // the dotted parts match up correctly. + var totalMatch = candidateMatch; + for (var i = dotSeparatedSegments.length - 2, j = candidateContainers.length - 1; i >= 0; i -= 1, j -= 1) { + var segment = dotSeparatedSegments[i]; + var containerName = candidateContainers[j]; + var containerMatch = matchSegment(containerName, segment); + if (!containerMatch) { + // This container didn't match the pattern piece. So there's no match at all. return undefined; } - // If symbol is of object binding pattern element without property name we would want to - // look for property too and that could be anywhere - if (isObjectBindingPatternElementWithoutPropertyName(symbol)) { - return undefined; + ts.addRange(totalMatch, containerMatch); + } + // Success, this symbol's full name matched against the dotted name the user was asking + // about. + return totalMatch; + } + function getWordSpans(word) { + var spans = stringToWordSpans.get(word); + if (!spans) { + stringToWordSpans.set(word, spans = breakIntoWordSpans(word)); + } + return spans; + } + function matchTextChunk(candidate, chunk, punctuationStripped) { + var index = indexOfIgnoringCase(candidate, chunk.textLowerCase); + if (index === 0) { + if (chunk.text.length === candidate.length) { + // a) Check if the part matches the candidate entirely, in an case insensitive or + // sensitive manner. If it does, return that there was an exact match. + return createPatternMatch(PatternMatchKind.exact, punctuationStripped, /*isCaseSensitive:*/ candidate === chunk.text); } - // if this symbol is visible from its parent container, e.g. exported, then bail out - // if symbol correspond to the union property - bail out - if (symbol.parent || (symbol.flags & 268435456 /* SyntheticProperty */)) { - return undefined; + else { + // b) Check if the part is a prefix of the candidate, in a case insensitive or sensitive + // manner. If it does, return that there was a prefix match. + return createPatternMatch(PatternMatchKind.prefix, punctuationStripped, /*isCaseSensitive:*/ ts.startsWith(candidate, chunk.text)); } - var scope; - var declarations = symbol.getDeclarations(); - if (declarations) { - for (var _i = 0, declarations_7 = declarations; _i < declarations_7.length; _i++) { - var declaration = declarations_7[_i]; - var container = ts.getContainerNode(declaration); - if (!container) { - return undefined; - } - if (scope && scope !== container) { - // Different declarations have different containers, bail out - return undefined; - } - if (container.kind === 261 /* SourceFile */ && !ts.isExternalModule(container)) { - // This is a global variable and not an external module, any declaration defined - // within this scope is visible outside the file - return undefined; + } + var isLowercase = chunk.isLowerCase; + if (isLowercase) { + if (index > 0) { + // c) If the part is entirely lowercase, then check if it is contained anywhere in the + // candidate in a case insensitive manner. If so, return that there was a substring + // match. + // + // Note: We only have a substring match if the lowercase part is prefix match of some + // word part. That way we don't match something like 'Class' when the user types 'a'. + // But we would match 'FooAttribute' (since 'Attribute' starts with 'a'). + var wordSpans = getWordSpans(candidate); + for (var _i = 0, wordSpans_1 = wordSpans; _i < wordSpans_1.length; _i++) { + var span_16 = wordSpans_1[_i]; + if (partStartsWith(candidate, span_16, chunk.text, /*ignoreCase:*/ true)) { + return createPatternMatch(PatternMatchKind.substring, punctuationStripped, + /*isCaseSensitive:*/ partStartsWith(candidate, span_16, chunk.text, /*ignoreCase:*/ false)); } - // The search scope is the container node - scope = container; } } - return scope; } - function getPossibleSymbolReferencePositions(sourceFile, symbolName, start, end) { - var positions = []; - /// TODO: Cache symbol existence for files to save text search - // Also, need to make this work for unicode escapes. - // Be resilient in the face of a symbol with no name or zero length name - if (!symbolName || !symbolName.length) { - return positions; - } - var text = sourceFile.text; - var sourceLength = text.length; - var symbolNameLength = symbolName.length; - var position = text.indexOf(symbolName, start); - while (position >= 0) { - cancellationToken.throwIfCancellationRequested(); - // If we are past the end, stop looking - if (position > end) - break; - // We found a match. Make sure it's not part of a larger word (i.e. the char - // before and after it have to be a non-identifier char). - var endPosition = position + symbolNameLength; - if ((position === 0 || !ts.isIdentifierPart(text.charCodeAt(position - 1), 5 /* Latest */)) && - (endPosition === sourceLength || !ts.isIdentifierPart(text.charCodeAt(endPosition), 5 /* Latest */))) { - // Found a real match. Keep searching. - positions.push(position); - } - position = text.indexOf(symbolName, position + symbolNameLength + 1); + else { + // d) If the part was not entirely lowercase, then check if it is contained in the + // candidate in a case *sensitive* manner. If so, return that there was a substring + // match. + if (candidate.indexOf(chunk.text) > 0) { + return createPatternMatch(PatternMatchKind.substring, punctuationStripped, /*isCaseSensitive:*/ true); } - return positions; } - function getLabelReferencesInNode(container, targetLabel) { - var references = []; - var sourceFile = container.getSourceFile(); - var labelName = targetLabel.text; - var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, labelName, container.getStart(), container.getEnd()); - ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); - var node = ts.getTouchingWord(sourceFile, position); - if (!node || node.getWidth() !== labelName.length) { - return; + if (!isLowercase) { + // e) If the part was not entirely lowercase, then attempt a camel cased match as well. + if (chunk.characterSpans.length > 0) { + var candidateParts = getWordSpans(candidate); + var camelCaseWeight = tryCamelCaseMatch(candidate, candidateParts, chunk, /*ignoreCase:*/ false); + if (camelCaseWeight !== undefined) { + return createPatternMatch(PatternMatchKind.camelCase, punctuationStripped, /*isCaseSensitive:*/ true, /*camelCaseWeight:*/ camelCaseWeight); } - // Only pick labels that are either the target label, or have a target that is the target label - if (node === targetLabel || - (ts.isJumpStatementTarget(node) && ts.getTargetLabel(node, labelName) === targetLabel)) { - references.push(getReferenceEntryFromNode(node)); + camelCaseWeight = tryCamelCaseMatch(candidate, candidateParts, chunk, /*ignoreCase:*/ true); + if (camelCaseWeight !== undefined) { + return createPatternMatch(PatternMatchKind.camelCase, punctuationStripped, /*isCaseSensitive:*/ false, /*camelCaseWeight:*/ camelCaseWeight); } - }); - var definition = { - containerKind: "", - containerName: "", - fileName: targetLabel.getSourceFile().fileName, - kind: ts.ScriptElementKind.label, - name: labelName, - textSpan: ts.createTextSpanFromBounds(targetLabel.getStart(), targetLabel.getEnd()), - displayParts: [ts.displayPart(labelName, ts.SymbolDisplayPartKind.text)] - }; - return [{ definition: definition, references: references }]; + } } - function isValidReferencePosition(node, searchSymbolName) { - if (node) { - // Compare the length so we filter out strict superstrings of the symbol we are looking for - switch (node.kind) { - case 70 /* Identifier */: - return node.getWidth() === searchSymbolName.length; - case 9 /* StringLiteral */: - if (ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) || - isNameOfExternalModuleImportOrDeclaration(node)) { - // For string literals we have two additional chars for the quotes - return node.getWidth() === searchSymbolName.length + 2; - } - break; - case 8 /* NumericLiteral */: - if (ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node)) { - return node.getWidth() === searchSymbolName.length; - } - break; + if (isLowercase) { + // f) Is the pattern a substring of the candidate starting on one of the candidate's word boundaries? + // We could check every character boundary start of the candidate for the pattern. However, that's + // an m * n operation in the wost case. Instead, find the first instance of the pattern + // substring, and see if it starts on a capital letter. It seems unlikely that the user will try to + // filter the list based on a substring that starts on a capital letter and also with a lowercase one. + // (Pattern: fogbar, Candidate: quuxfogbarFogBar). + if (chunk.text.length < candidate.length) { + if (index > 0 && isUpperCaseLetter(candidate.charCodeAt(index))) { + return createPatternMatch(PatternMatchKind.substring, punctuationStripped, /*isCaseSensitive:*/ false); } } - return false; } - /** Search within node "container" for references for a search value, where the search value is defined as a - * tuple of(searchSymbol, searchText, searchLocation, and searchMeaning). - * searchLocation: a node where the search value - */ - function getReferencesInNode(container, searchSymbol, searchText, searchLocation, searchMeaning, findInStrings, findInComments, result, symbolToIndex) { - var sourceFile = container.getSourceFile(); - var start = findInComments ? container.getFullStart() : container.getStart(); - var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, searchText, start, container.getEnd()); - var parents = getParentSymbolsOfPropertyAccess(); - var inheritsFromCache = ts.createMap(); - if (possiblePositions.length) { - // Build the set of symbols to search for, initially it has only the current symbol - var searchSymbols_1 = populateSearchSymbolSet(searchSymbol, searchLocation); - ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); - var referenceLocation = ts.getTouchingPropertyName(sourceFile, position); - if (!isValidReferencePosition(referenceLocation, searchText)) { - // This wasn't the start of a token. Check to see if it might be a - // match in a comment or string if that's what the caller is asking - // for. - if (!implementations && ((findInStrings && ts.isInString(sourceFile, position)) || - (findInComments && ts.isInNonReferenceComment(sourceFile, position)))) { - // In the case where we're looking inside comments/strings, we don't have - // an actual definition. So just use 'undefined' here. Features like - // 'Rename' won't care (as they ignore the definitions), and features like - // 'FindReferences' will just filter out these results. - result.push({ - definition: undefined, - references: [{ - fileName: sourceFile.fileName, - textSpan: ts.createTextSpan(position, searchText.length), - isWriteAccess: false, - isDefinition: false - }] - }); - } - return; - } - if (!(ts.getMeaningFromLocation(referenceLocation) & searchMeaning)) { - return; - } - var referenceSymbol = typeChecker.getSymbolAtLocation(referenceLocation); - if (referenceSymbol) { - var referenceSymbolDeclaration = referenceSymbol.valueDeclaration; - var shorthandValueSymbol = typeChecker.getShorthandAssignmentValueSymbol(referenceSymbolDeclaration); - var relatedSymbol = getRelatedSymbol(searchSymbols_1, referenceSymbol, referenceLocation, - /*searchLocationIsConstructor*/ searchLocation.kind === 122 /* ConstructorKeyword */, parents, inheritsFromCache); - if (relatedSymbol) { - addReferenceToRelatedSymbol(referenceLocation, relatedSymbol); - } - else if (!(referenceSymbol.flags & 67108864 /* Transient */) && searchSymbols_1.indexOf(shorthandValueSymbol) >= 0) { - addReferenceToRelatedSymbol(referenceSymbolDeclaration.name, shorthandValueSymbol); - } - else if (searchLocation.kind === 122 /* ConstructorKeyword */) { - findAdditionalConstructorReferences(referenceSymbol, referenceLocation); - } - } - }); + return undefined; + } + function containsSpaceOrAsterisk(text) { + for (var i = 0; i < text.length; i++) { + var ch = text.charCodeAt(i); + if (ch === 32 /* space */ || ch === 42 /* asterisk */) { + return true; } - return; - /* If we are just looking for implementations and this is a property access expression, we need to get the - * symbol of the local type of the symbol the property is being accessed on. This is because our search - * symbol may have a different parent symbol if the local type's symbol does not declare the property - * being accessed (i.e. it is declared in some parent class or interface) - */ - function getParentSymbolsOfPropertyAccess() { - if (implementations) { - var propertyAccessExpression = getPropertyAccessExpressionFromRightHandSide(searchLocation); - if (propertyAccessExpression) { - var localParentType = typeChecker.getTypeAtLocation(propertyAccessExpression.expression); - if (localParentType) { - if (localParentType.symbol && localParentType.symbol.flags & (32 /* Class */ | 64 /* Interface */) && localParentType.symbol !== searchSymbol.parent) { - return [localParentType.symbol]; - } - else if (localParentType.flags & 196608 /* UnionOrIntersection */) { - return getSymbolsForClassAndInterfaceComponents(localParentType); - } - } - } - } + } + return false; + } + function matchSegment(candidate, segment) { + // First check if the segment matches as is. This is also useful if the segment contains + // characters we would normally strip when splitting into parts that we also may want to + // match in the candidate. For example if the segment is "@int" and the candidate is + // "@int", then that will show up as an exact match here. + // + // Note: if the segment contains a space or an asterisk then we must assume that it's a + // multi-word segment. + if (!containsSpaceOrAsterisk(segment.totalTextChunk.text)) { + var match = matchTextChunk(candidate, segment.totalTextChunk, /*punctuationStripped:*/ false); + if (match) { + return [match]; } - function getPropertyAccessExpressionFromRightHandSide(node) { - return ts.isRightSideOfPropertyAccess(node) && node.parent; + } + // The logic for pattern matching is now as follows: + // + // 1) Break the segment passed in into words. Breaking is rather simple and a + // good way to think about it that if gives you all the individual alphanumeric words + // of the pattern. + // + // 2) For each word try to match the word against the candidate value. + // + // 3) Matching is as follows: + // + // a) Check if the word matches the candidate entirely, in an case insensitive or + // sensitive manner. If it does, return that there was an exact match. + // + // b) Check if the word is a prefix of the candidate, in a case insensitive or + // sensitive manner. If it does, return that there was a prefix match. + // + // c) If the word is entirely lowercase, then check if it is contained anywhere in the + // candidate in a case insensitive manner. If so, return that there was a substring + // match. + // + // Note: We only have a substring match if the lowercase part is prefix match of + // some word part. That way we don't match something like 'Class' when the user + // types 'a'. But we would match 'FooAttribute' (since 'Attribute' starts with + // 'a'). + // + // d) If the word was not entirely lowercase, then check if it is contained in the + // candidate in a case *sensitive* manner. If so, return that there was a substring + // match. + // + // e) If the word was not entirely lowercase, then attempt a camel cased match as + // well. + // + // f) The word is all lower case. Is it a case insensitive substring of the candidate starting + // on a part boundary of the candidate? + // + // Only if all words have some sort of match is the pattern considered matched. + var subWordTextChunks = segment.subWordTextChunks; + var matches = undefined; + for (var _i = 0, subWordTextChunks_1 = subWordTextChunks; _i < subWordTextChunks_1.length; _i++) { + var subWordTextChunk = subWordTextChunks_1[_i]; + // Try to match the candidate with this word + var result = matchTextChunk(candidate, subWordTextChunk, /*punctuationStripped:*/ true); + if (!result) { + return undefined; } - /** Adds references when a constructor is used with `new this()` in its own class and `super()` calls in subclasses. */ - function findAdditionalConstructorReferences(referenceSymbol, referenceLocation) { - ts.Debug.assert(ts.isClassLike(searchSymbol.valueDeclaration)); - var referenceClass = referenceLocation.parent; - if (referenceSymbol === searchSymbol && ts.isClassLike(referenceClass)) { - ts.Debug.assert(referenceClass.name === referenceLocation); - // This is the class declaration containing the constructor. - addReferences(findOwnConstructorCalls(searchSymbol)); - } - else { - // If this class appears in `extends C`, then the extending class' "super" calls are references. - var classExtending = tryGetClassByExtendingIdentifier(referenceLocation); - if (classExtending && ts.isClassLike(classExtending) && followAliasIfNecessary(referenceSymbol, referenceLocation) === searchSymbol) { - addReferences(superConstructorAccesses(classExtending)); - } + matches = matches || []; + matches.push(result); + } + return matches; + } + function partStartsWith(candidate, candidateSpan, pattern, ignoreCase, patternSpan) { + var patternPartStart = patternSpan ? patternSpan.start : 0; + var patternPartLength = patternSpan ? patternSpan.length : pattern.length; + if (patternPartLength > candidateSpan.length) { + // Pattern part is longer than the candidate part. There can never be a match. + return false; + } + if (ignoreCase) { + for (var i = 0; i < patternPartLength; i++) { + var ch1 = pattern.charCodeAt(patternPartStart + i); + var ch2 = candidate.charCodeAt(candidateSpan.start + i); + if (toLowerCase(ch1) !== toLowerCase(ch2)) { + return false; } } - function addReferences(references) { - if (references.length) { - var referencedSymbol = getReferencedSymbol(searchSymbol); - ts.addRange(referencedSymbol.references, ts.map(references, getReferenceEntryFromNode)); + } + else { + for (var i = 0; i < patternPartLength; i++) { + var ch1 = pattern.charCodeAt(patternPartStart + i); + var ch2 = candidate.charCodeAt(candidateSpan.start + i); + if (ch1 !== ch2) { + return false; } } - /** `classSymbol` is the class where the constructor was defined. - * Reference the constructor and all calls to `new this()`. - */ - function findOwnConstructorCalls(classSymbol) { - var result = []; - for (var _i = 0, _a = classSymbol.members["__constructor"].declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - ts.Debug.assert(decl.kind === 150 /* Constructor */); - var ctrKeyword = decl.getChildAt(0); - ts.Debug.assert(ctrKeyword.kind === 122 /* ConstructorKeyword */); - result.push(ctrKeyword); - } - ts.forEachProperty(classSymbol.exports, function (member) { - var decl = member.valueDeclaration; - if (decl && decl.kind === 149 /* MethodDeclaration */) { - var body = decl.body; - if (body) { - forEachDescendantOfKind(body, 98 /* ThisKeyword */, function (thisKeyword) { - if (ts.isNewExpressionTarget(thisKeyword)) { - result.push(thisKeyword); - } - }); - } - } - }); - return result; - } - /** Find references to `super` in the constructor of an extending class. */ - function superConstructorAccesses(cls) { - var symbol = cls.symbol; - var ctr = symbol.members["__constructor"]; - if (!ctr) { - return []; + } + return true; + } + function tryCamelCaseMatch(candidate, candidateParts, chunk, ignoreCase) { + var chunkCharacterSpans = chunk.characterSpans; + // Note: we may have more pattern parts than candidate parts. This is because multiple + // pattern parts may match a candidate part. For example "SiUI" against "SimpleUI". + // We'll have 3 pattern parts Si/U/I against two candidate parts Simple/UI. However, U + // and I will both match in UI. + var currentCandidate = 0; + var currentChunkSpan = 0; + var firstMatch = undefined; + var contiguous = undefined; + while (true) { + // Let's consider our termination cases + if (currentChunkSpan === chunkCharacterSpans.length) { + // We did match! We shall assign a weight to this + var weight = 0; + // Was this contiguous? + if (contiguous) { + weight += 1; } - var result = []; - for (var _i = 0, _a = ctr.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - ts.Debug.assert(decl.kind === 150 /* Constructor */); - var body = decl.body; - if (body) { - forEachDescendantOfKind(body, 96 /* SuperKeyword */, function (node) { - if (ts.isCallExpressionTarget(node)) { - result.push(node); - } - }); - } + // Did we start at the beginning of the candidate? + if (firstMatch === 0) { + weight += 2; } - ; - return result; + return weight; } - function getReferencedSymbol(symbol) { - var symbolId = ts.getSymbolId(symbol); - var index = symbolToIndex[symbolId]; - if (index === undefined) { - index = result.length; - symbolToIndex[symbolId] = index; - result.push({ - definition: getDefinition(symbol), - references: [] - }); - } - return result[index]; + else if (currentCandidate === candidateParts.length) { + // No match, since we still have more of the pattern to hit + return undefined; } - function addReferenceToRelatedSymbol(node, relatedSymbol) { - var references = getReferencedSymbol(relatedSymbol).references; - if (implementations) { - getImplementationReferenceEntryForNode(node, references); + var candidatePart = candidateParts[currentCandidate]; + var gotOneMatchThisCandidate = false; + // Consider the case of matching SiUI against SimpleUIElement. The candidate parts + // will be Simple/UI/Element, and the pattern parts will be Si/U/I. We'll match 'Si' + // against 'Simple' first. Then we'll match 'U' against 'UI'. However, we want to + // still keep matching pattern parts against that candidate part. + for (; currentChunkSpan < chunkCharacterSpans.length; currentChunkSpan++) { + var chunkCharacterSpan = chunkCharacterSpans[currentChunkSpan]; + if (gotOneMatchThisCandidate) { + // We've already gotten one pattern part match in this candidate. We will + // only continue trying to consumer pattern parts if the last part and this + // part are both upper case. + if (!isUpperCaseLetter(chunk.text.charCodeAt(chunkCharacterSpans[currentChunkSpan - 1].start)) || + !isUpperCaseLetter(chunk.text.charCodeAt(chunkCharacterSpans[currentChunkSpan].start))) { + break; + } } - else { - references.push(getReferenceEntryFromNode(node)); + if (!partStartsWith(candidate, candidatePart, chunk.text, ignoreCase, chunkCharacterSpan)) { + break; } + gotOneMatchThisCandidate = true; + firstMatch = firstMatch === undefined ? currentCandidate : firstMatch; + // If we were contiguous, then keep that value. If we weren't, then keep that + // value. If we don't know, then set the value to 'true' as an initial match is + // obviously contiguous. + contiguous = contiguous === undefined ? true : contiguous; + candidatePart = ts.createTextSpan(candidatePart.start + chunkCharacterSpan.length, candidatePart.length - chunkCharacterSpan.length); } - } - function getImplementationReferenceEntryForNode(refNode, result) { - // Check if we found a function/propertyAssignment/method with an implementation or initializer - if (ts.isDeclarationName(refNode) && isImplementation(refNode.parent)) { - result.push(getReferenceEntryFromNode(refNode.parent)); + // Check if we matched anything at all. If we didn't, then we need to unset the + // contiguous bit if we currently had it set. + // If we haven't set the bit yet, then that means we haven't matched anything so + // far, and we don't want to change that. + if (!gotOneMatchThisCandidate && contiguous !== undefined) { + contiguous = false; } - else if (refNode.kind === 70 /* Identifier */) { - if (refNode.parent.kind === 258 /* ShorthandPropertyAssignment */) { - // Go ahead and dereference the shorthand assignment by going to its definition - getReferenceEntriesForShorthandPropertyAssignment(refNode, typeChecker, result); - } - // Check if the node is within an extends or implements clause - var containingClass = getContainingClassIfInHeritageClause(refNode); - if (containingClass) { - result.push(getReferenceEntryFromNode(containingClass)); - return; - } - // If we got a type reference, try and see if the reference applies to any expressions that can implement an interface - var containingTypeReference = getContainingTypeReference(refNode); - if (containingTypeReference) { - var parent_19 = containingTypeReference.parent; - if (ts.isVariableLike(parent_19) && parent_19.type === containingTypeReference && parent_19.initializer && isImplementationExpression(parent_19.initializer)) { - maybeAdd(getReferenceEntryFromNode(parent_19.initializer)); - } - else if (ts.isFunctionLike(parent_19) && parent_19.type === containingTypeReference && parent_19.body) { - if (parent_19.body.kind === 204 /* Block */) { - ts.forEachReturnStatement(parent_19.body, function (returnStatement) { - if (returnStatement.expression && isImplementationExpression(returnStatement.expression)) { - maybeAdd(getReferenceEntryFromNode(returnStatement.expression)); - } - }); - } - else if (isImplementationExpression(parent_19.body)) { - maybeAdd(getReferenceEntryFromNode(parent_19.body)); - } - } - else if (ts.isAssertionExpression(parent_19) && isImplementationExpression(parent_19.expression)) { - maybeAdd(getReferenceEntryFromNode(parent_19.expression)); - } - } + // Move onto the next candidate. + currentCandidate++; + } + } + } + ts.createPatternMatcher = createPatternMatcher; + function createSegment(text) { + return { + totalTextChunk: createTextChunk(text), + subWordTextChunks: breakPatternIntoTextChunks(text) + }; + } + // A segment is considered invalid if we couldn't find any words in it. + function segmentIsInvalid(segment) { + return segment.subWordTextChunks.length === 0; + } + function isUpperCaseLetter(ch) { + // Fast check for the ascii range. + if (ch >= 65 /* A */ && ch <= 90 /* Z */) { + return true; + } + if (ch < 127 /* maxAsciiCharacter */ || !ts.isUnicodeIdentifierStart(ch, 5 /* Latest */)) { + return false; + } + // TODO: find a way to determine this for any unicode characters in a + // non-allocating manner. + var str = String.fromCharCode(ch); + return str === str.toUpperCase(); + } + function isLowerCaseLetter(ch) { + // Fast check for the ascii range. + if (ch >= 97 /* a */ && ch <= 122 /* z */) { + return true; + } + if (ch < 127 /* maxAsciiCharacter */ || !ts.isUnicodeIdentifierStart(ch, 5 /* Latest */)) { + return false; + } + // TODO: find a way to determine this for any unicode characters in a + // non-allocating manner. + var str = String.fromCharCode(ch); + return str === str.toLowerCase(); + } + // Assumes 'value' is already lowercase. + function indexOfIgnoringCase(string, value) { + var n = string.length - value.length; + for (var i = 0; i <= n; i++) { + if (startsWithIgnoringCase(string, value, i)) { + return i; + } + } + return -1; + } + // Assumes 'value' is already lowercase. + function startsWithIgnoringCase(string, value, start) { + for (var i = 0; i < value.length; i++) { + var ch1 = toLowerCase(string.charCodeAt(i + start)); + var ch2 = value.charCodeAt(i); + if (ch1 !== ch2) { + return false; + } + } + return true; + } + function toLowerCase(ch) { + // Fast convert for the ascii range. + if (ch >= 65 /* A */ && ch <= 90 /* Z */) { + return 97 /* a */ + (ch - 65 /* A */); + } + if (ch < 127 /* maxAsciiCharacter */) { + return ch; + } + // TODO: find a way to compute this for any unicode characters in a + // non-allocating manner. + return String.fromCharCode(ch).toLowerCase().charCodeAt(0); + } + function isDigit(ch) { + // TODO(cyrusn): Find a way to support this for unicode digits. + return ch >= 48 /* _0 */ && ch <= 57 /* _9 */; + } + function isWordChar(ch) { + return isUpperCaseLetter(ch) || isLowerCaseLetter(ch) || isDigit(ch) || ch === 95 /* _ */ || ch === 36 /* $ */; + } + function breakPatternIntoTextChunks(pattern) { + var result = []; + var wordStart = 0; + var wordLength = 0; + for (var i = 0; i < pattern.length; i++) { + var ch = pattern.charCodeAt(i); + if (isWordChar(ch)) { + if (wordLength === 0) { + wordStart = i; } - // Type nodes can contain multiple references to the same type. For example: - // let x: Foo & (Foo & Bar) = ... - // Because we are returning the implementation locations and not the identifier locations, - // duplicate entries would be returned here as each of the type references is part of - // the same implementation. For that reason, check before we add a new entry - function maybeAdd(a) { - if (!ts.forEach(result, function (b) { return a.fileName === b.fileName && a.textSpan.start === b.textSpan.start && a.textSpan.length === b.textSpan.length; })) { - result.push(a); - } + wordLength++; + } + else { + if (wordLength > 0) { + result.push(createTextChunk(pattern.substr(wordStart, wordLength))); + wordLength = 0; } } - function getSymbolsForClassAndInterfaceComponents(type, result) { - if (result === void 0) { result = []; } - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var componentType = _a[_i]; - if (componentType.symbol && componentType.symbol.getFlags() & (32 /* Class */ | 64 /* Interface */)) { - result.push(componentType.symbol); - } - if (componentType.getFlags() & 196608 /* UnionOrIntersection */) { - getSymbolsForClassAndInterfaceComponents(componentType, result); - } + } + if (wordLength > 0) { + result.push(createTextChunk(pattern.substr(wordStart, wordLength))); + } + return result; + } + function createTextChunk(text) { + var textLowerCase = text.toLowerCase(); + return { + text: text, + textLowerCase: textLowerCase, + isLowerCase: text === textLowerCase, + characterSpans: breakIntoCharacterSpans(text) + }; + } + /* @internal */ function breakIntoCharacterSpans(identifier) { + return breakIntoSpans(identifier, /*word:*/ false); + } + ts.breakIntoCharacterSpans = breakIntoCharacterSpans; + /* @internal */ function breakIntoWordSpans(identifier) { + return breakIntoSpans(identifier, /*word:*/ true); + } + ts.breakIntoWordSpans = breakIntoWordSpans; + function breakIntoSpans(identifier, word) { + var result = []; + var wordStart = 0; + for (var i = 1; i < identifier.length; i++) { + var lastIsDigit = isDigit(identifier.charCodeAt(i - 1)); + var currentIsDigit = isDigit(identifier.charCodeAt(i)); + var hasTransitionFromLowerToUpper = transitionFromLowerToUpper(identifier, word, i); + var hasTransitionFromUpperToLower = transitionFromUpperToLower(identifier, word, i, wordStart); + if (charIsPunctuation(identifier.charCodeAt(i - 1)) || + charIsPunctuation(identifier.charCodeAt(i)) || + lastIsDigit !== currentIsDigit || + hasTransitionFromLowerToUpper || + hasTransitionFromUpperToLower) { + if (!isAllPunctuation(identifier, wordStart, i)) { + result.push(ts.createTextSpan(wordStart, i - wordStart)); } - return result; + wordStart = i; } - function getContainingTypeReference(node) { - var topLevelTypeReference = undefined; - while (node) { - if (ts.isTypeNode(node)) { - topLevelTypeReference = node; + } + if (!isAllPunctuation(identifier, wordStart, identifier.length)) { + result.push(ts.createTextSpan(wordStart, identifier.length - wordStart)); + } + return result; + } + function charIsPunctuation(ch) { + switch (ch) { + case 33 /* exclamation */: + case 34 /* doubleQuote */: + case 35 /* hash */: + case 37 /* percent */: + case 38 /* ampersand */: + case 39 /* singleQuote */: + case 40 /* openParen */: + case 41 /* closeParen */: + case 42 /* asterisk */: + case 44 /* comma */: + case 45 /* minus */: + case 46 /* dot */: + case 47 /* slash */: + case 58 /* colon */: + case 59 /* semicolon */: + case 63 /* question */: + case 64 /* at */: + case 91 /* openBracket */: + case 92 /* backslash */: + case 93 /* closeBracket */: + case 95 /* _ */: + case 123 /* openBrace */: + case 125 /* closeBrace */: + return true; + } + return false; + } + function isAllPunctuation(identifier, start, end) { + for (var i = start; i < end; i++) { + var ch = identifier.charCodeAt(i); + // We don't consider _ or $ as punctuation as there may be things with that name. + if (!charIsPunctuation(ch) || ch === 95 /* _ */ || ch === 36 /* $ */) { + return false; + } + } + return true; + } + function transitionFromUpperToLower(identifier, word, index, wordStart) { + if (word) { + // Cases this supports: + // 1) IDisposable -> I, Disposable + // 2) UIElement -> UI, Element + // 3) HTMLDocument -> HTML, Document + // + // etc. + if (index !== wordStart && + index + 1 < identifier.length) { + var currentIsUpper = isUpperCaseLetter(identifier.charCodeAt(index)); + var nextIsLower = isLowerCaseLetter(identifier.charCodeAt(index + 1)); + if (currentIsUpper && nextIsLower) { + // We have a transition from an upper to a lower letter here. But we only + // want to break if all the letters that preceded are uppercase. i.e. if we + // have "Foo" we don't want to break that into "F, oo". But if we have + // "IFoo" or "UIFoo", then we want to break that into "I, Foo" and "UI, + // Foo". i.e. the last uppercase letter belongs to the lowercase letters + // that follows. Note: this will make the following not split properly: + // "HELLOthere". However, these sorts of names do not show up in .Net + // programs. + for (var i = wordStart; i < index; i++) { + if (!isUpperCaseLetter(identifier.charCodeAt(i))) { + return false; + } } - node = node.parent; + return true; } - return topLevelTypeReference; } - function getContainingClassIfInHeritageClause(node) { - if (node && node.parent) { - if (node.kind === 199 /* ExpressionWithTypeArguments */ - && node.parent.kind === 255 /* HeritageClause */ - && ts.isClassLike(node.parent.parent)) { - return node.parent.parent; - } - else if (node.kind === 70 /* Identifier */ || node.kind === 177 /* PropertyAccessExpression */) { - return getContainingClassIfInHeritageClause(node.parent); + } + return false; + } + function transitionFromLowerToUpper(identifier, word, index) { + var lastIsUpper = isUpperCaseLetter(identifier.charCodeAt(index - 1)); + var currentIsUpper = isUpperCaseLetter(identifier.charCodeAt(index)); + // See if the casing indicates we're starting a new word. Note: if we're breaking on + // words, then just seeing an upper case character isn't enough. Instead, it has to + // be uppercase and the previous character can't be uppercase. + // + // For example, breaking "AddMetadata" on words would make: Add Metadata + // + // on characters would be: A dd M etadata + // + // Break "AM" on words would be: AM + // + // on characters would be: A M + // + // We break the search string on characters. But we break the symbol name on words. + var transition = word + ? (currentIsUpper && !lastIsUpper) + : currentIsUpper; + return transition; + } +})(ts || (ts = {})); +var ts; +(function (ts) { + function preProcessFile(sourceText, readImportFiles, detectJavaScriptImports) { + if (readImportFiles === void 0) { readImportFiles = true; } + if (detectJavaScriptImports === void 0) { detectJavaScriptImports = false; } + var referencedFiles = []; + var typeReferenceDirectives = []; + var importedFiles = []; + var ambientExternalModules; + var isNoDefaultLib = false; + var braceNesting = 0; + // assume that text represent an external module if it contains at least one top level import/export + // ambient modules that are found inside external modules are interpreted as module augmentations + var externalModule = false; + function nextToken() { + var token = ts.scanner.scan(); + if (token === 17 /* OpenBraceToken */) { + braceNesting++; + } + else if (token === 18 /* CloseBraceToken */) { + braceNesting--; + } + return token; + } + function processTripleSlashDirectives() { + var commentRanges = ts.getLeadingCommentRanges(sourceText, 0); + ts.forEach(commentRanges, function (commentRange) { + var comment = sourceText.substring(commentRange.pos, commentRange.end); + var referencePathMatchResult = ts.getFileReferenceFromReferencePath(comment, commentRange); + if (referencePathMatchResult) { + isNoDefaultLib = referencePathMatchResult.isNoDefaultLib; + var fileReference = referencePathMatchResult.fileReference; + if (fileReference) { + var collection = referencePathMatchResult.isTypeReferenceDirective + ? typeReferenceDirectives + : referencedFiles; + collection.push(fileReference); } } - return undefined; + }); + } + function getFileReference() { + var fileName = ts.scanner.getTokenValue(); + var pos = ts.scanner.getTokenPos(); + return { fileName: fileName, pos: pos, end: pos + fileName.length }; + } + function recordAmbientExternalModule() { + if (!ambientExternalModules) { + ambientExternalModules = []; } - /** - * Returns true if this is an expression that can be considered an implementation - */ - function isImplementationExpression(node) { - // Unwrap parentheses - if (node.kind === 183 /* ParenthesizedExpression */) { - return isImplementationExpression(node.expression); + ambientExternalModules.push({ ref: getFileReference(), depth: braceNesting }); + } + function recordModuleName() { + importedFiles.push(getFileReference()); + markAsExternalModuleIfTopLevel(); + } + function markAsExternalModuleIfTopLevel() { + if (braceNesting === 0) { + externalModule = true; + } + } + /** + * Returns true if at least one token was consumed from the stream + */ + function tryConsumeDeclare() { + var token = ts.scanner.getToken(); + if (token === 124 /* DeclareKeyword */) { + // declare module "mod" + token = nextToken(); + if (token === 128 /* ModuleKeyword */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + recordAmbientExternalModule(); + } } - return node.kind === 185 /* ArrowFunction */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 176 /* ObjectLiteralExpression */ || - node.kind === 197 /* ClassExpression */ || - node.kind === 175 /* ArrayLiteralExpression */; + return true; } - /** - * Determines if the parent symbol occurs somewhere in the child's ancestry. If the parent symbol - * is an interface, determines if some ancestor of the child symbol extends or inherits from it. - * Also takes in a cache of previous results which makes this slightly more efficient and is - * necessary to avoid potential loops like so: - * class A extends B { } - * class B extends A { } - * - * We traverse the AST rather than using the type checker because users are typically only interested - * in explicit implementations of an interface/class when calling "Go to Implementation". Sibling - * implementations of types that share a common ancestor with the type whose implementation we are - * searching for need to be filtered out of the results. The type checker doesn't let us make the - * distinction between structurally compatible implementations and explicit implementations, so we - * must use the AST. - * - * @param child A class or interface Symbol - * @param parent Another class or interface Symbol - * @param cachedResults A map of symbol id pairs (i.e. "child,parent") to booleans indicating previous results - */ - function explicitlyInheritsFrom(child, parent, cachedResults) { - var parentIsInterface = parent.getFlags() & 64 /* Interface */; - return searchHierarchy(child); - function searchHierarchy(symbol) { - if (symbol === parent) { + return false; + } + /** + * Returns true if at least one token was consumed from the stream + */ + function tryConsumeImport() { + var token = ts.scanner.getToken(); + if (token === 91 /* ImportKeyword */) { + token = nextToken(); + if (token === 19 /* OpenParenToken */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // import("mod"); + recordModuleName(); return true; } - var key = ts.getSymbolId(symbol) + "," + ts.getSymbolId(parent); - if (key in cachedResults) { - return cachedResults[key]; - } - // Set the key so that we don't infinitely recurse - cachedResults[key] = false; - var inherits = ts.forEach(symbol.getDeclarations(), function (declaration) { - if (ts.isClassLike(declaration)) { - if (parentIsInterface) { - var interfaceReferences = ts.getClassImplementsHeritageClauseElements(declaration); - if (interfaceReferences) { - for (var _i = 0, interfaceReferences_1 = interfaceReferences; _i < interfaceReferences_1.length; _i++) { - var typeReference = interfaceReferences_1[_i]; - if (searchTypeReference(typeReference)) { - return true; - } - } - } + } + else if (token === 9 /* StringLiteral */) { + // import "mod"; + recordModuleName(); + return true; + } + else { + if (token === 71 /* Identifier */ || ts.isKeyword(token)) { + token = nextToken(); + if (token === 140 /* FromKeyword */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // import d from "mod"; + recordModuleName(); + return true; } - return searchTypeReference(ts.getClassExtendsHeritageClauseElement(declaration)); } - else if (declaration.kind === 227 /* InterfaceDeclaration */) { - if (parentIsInterface) { - return ts.forEach(ts.getInterfaceBaseTypeNodes(declaration), searchTypeReference); + else if (token === 58 /* EqualsToken */) { + if (tryConsumeRequireCall(/*skipCurrentToken*/ true)) { + return true; } } - return false; - }); - cachedResults[key] = inherits; - return inherits; - } - function searchTypeReference(typeReference) { - if (typeReference) { - var type = typeChecker.getTypeAtLocation(typeReference); - if (type && type.symbol) { - return searchHierarchy(type.symbol); - } - } - return false; - } - } - function getReferencesForSuperKeyword(superKeyword) { - var searchSpaceNode = ts.getSuperContainer(superKeyword, /*stopOnFunctions*/ false); - if (!searchSpaceNode) { - return undefined; - } - // Whether 'super' occurs in a static context within a class. - var staticFlag = 32 /* Static */; - switch (searchSpaceNode.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - staticFlag &= ts.getModifierFlags(searchSpaceNode); - searchSpaceNode = searchSpaceNode.parent; // re-assign to be the owning class - break; - default: - return undefined; - } - var references = []; - var sourceFile = searchSpaceNode.getSourceFile(); - var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "super", searchSpaceNode.getStart(), searchSpaceNode.getEnd()); - ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); - var node = ts.getTouchingWord(sourceFile, position); - if (!node || node.kind !== 96 /* SuperKeyword */) { - return; - } - var container = ts.getSuperContainer(node, /*stopOnFunctions*/ false); - // If we have a 'super' container, we must have an enclosing class. - // Now make sure the owning class is the same as the search-space - // and has the same static qualifier as the original 'super's owner. - if (container && (32 /* Static */ & ts.getModifierFlags(container)) === staticFlag && container.parent.symbol === searchSpaceNode.symbol) { - references.push(getReferenceEntryFromNode(node)); - } - }); - var definition = getDefinition(searchSpaceNode.symbol); - return [{ definition: definition, references: references }]; - } - function getReferencesForThisKeyword(thisOrSuperKeyword, sourceFiles) { - var searchSpaceNode = ts.getThisContainer(thisOrSuperKeyword, /* includeArrowFunctions */ false); - // Whether 'this' occurs in a static context within a class. - var staticFlag = 32 /* Static */; - switch (searchSpaceNode.kind) { - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - if (ts.isObjectLiteralMethod(searchSpaceNode)) { - break; + else if (token === 26 /* CommaToken */) { + // consume comma and keep going + token = nextToken(); } - // fall through - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - staticFlag &= ts.getModifierFlags(searchSpaceNode); - searchSpaceNode = searchSpaceNode.parent; // re-assign to be the owning class - break; - case 261 /* SourceFile */: - if (ts.isExternalModule(searchSpaceNode)) { - return undefined; + else { + // unknown syntax + return true; } - // Fall through - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - break; - // Computed properties in classes are not handled here because references to this are illegal, - // so there is no point finding references to them. - default: - return undefined; - } - var references = []; - var possiblePositions; - if (searchSpaceNode.kind === 261 /* SourceFile */) { - ts.forEach(sourceFiles, function (sourceFile) { - possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "this", sourceFile.getStart(), sourceFile.getEnd()); - getThisReferencesInFile(sourceFile, sourceFile, possiblePositions, references); - }); - } - else { - var sourceFile = searchSpaceNode.getSourceFile(); - possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "this", searchSpaceNode.getStart(), searchSpaceNode.getEnd()); - getThisReferencesInFile(sourceFile, searchSpaceNode, possiblePositions, references); - } - var thisOrSuperSymbol = typeChecker.getSymbolAtLocation(thisOrSuperKeyword); - var displayParts = thisOrSuperSymbol && ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, thisOrSuperSymbol, thisOrSuperKeyword.getSourceFile(), ts.getContainerNode(thisOrSuperKeyword), thisOrSuperKeyword).displayParts; - return [{ - definition: { - containerKind: "", - containerName: "", - fileName: node.getSourceFile().fileName, - kind: ts.ScriptElementKind.variableElement, - name: "this", - textSpan: ts.createTextSpanFromBounds(node.getStart(), node.getEnd()), - displayParts: displayParts - }, - references: references - }]; - function getThisReferencesInFile(sourceFile, searchSpaceNode, possiblePositions, result) { - ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); - var node = ts.getTouchingWord(sourceFile, position); - if (!node || !ts.isThis(node)) { - return; + } + if (token === 17 /* OpenBraceToken */) { + token = nextToken(); + // consume "{ a as B, c, d as D}" clauses + // make sure that it stops on EOF + while (token !== 18 /* CloseBraceToken */ && token !== 1 /* EndOfFileToken */) { + token = nextToken(); } - var container = ts.getThisContainer(node, /* includeArrowFunctions */ false); - switch (searchSpaceNode.kind) { - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - if (searchSpaceNode.symbol === container.symbol) { - result.push(getReferenceEntryFromNode(node)); - } - break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - if (ts.isObjectLiteralMethod(searchSpaceNode) && searchSpaceNode.symbol === container.symbol) { - result.push(getReferenceEntryFromNode(node)); - } - break; - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: - // Make sure the container belongs to the same class - // and has the appropriate static modifier from the original container. - if (container.parent && searchSpaceNode.symbol === container.parent.symbol && (ts.getModifierFlags(container) & 32 /* Static */) === staticFlag) { - result.push(getReferenceEntryFromNode(node)); + if (token === 18 /* CloseBraceToken */) { + token = nextToken(); + if (token === 140 /* FromKeyword */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // import {a as A} from "mod"; + // import d, {a, b as B} from "mod" + recordModuleName(); } - break; - case 261 /* SourceFile */: - if (container.kind === 261 /* SourceFile */ && !ts.isExternalModule(container)) { - result.push(getReferenceEntryFromNode(node)); + } + } + } + else if (token === 39 /* AsteriskToken */) { + token = nextToken(); + if (token === 118 /* AsKeyword */) { + token = nextToken(); + if (token === 71 /* Identifier */ || ts.isKeyword(token)) { + token = nextToken(); + if (token === 140 /* FromKeyword */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // import * as NS from "mod" + // import d, * as NS from "mod" + recordModuleName(); + } } - break; + } } - }); + } } + return true; } - function getReferencesForStringLiteral(node, sourceFiles) { - var type = ts.getStringLiteralTypeForNode(node, typeChecker); - if (!type) { - // nothing to do here. moving on - return undefined; - } - var references = []; - for (var _i = 0, sourceFiles_9 = sourceFiles; _i < sourceFiles_9.length; _i++) { - var sourceFile = sourceFiles_9[_i]; - var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, type.text, sourceFile.getStart(), sourceFile.getEnd()); - getReferencesForStringLiteralInFile(sourceFile, type, possiblePositions, references); + return false; + } + function tryConsumeExport() { + var token = ts.scanner.getToken(); + if (token === 84 /* ExportKeyword */) { + markAsExternalModuleIfTopLevel(); + token = nextToken(); + if (token === 17 /* OpenBraceToken */) { + token = nextToken(); + // consume "{ a as B, c, d as D}" clauses + // make sure it stops on EOF + while (token !== 18 /* CloseBraceToken */ && token !== 1 /* EndOfFileToken */) { + token = nextToken(); + } + if (token === 18 /* CloseBraceToken */) { + token = nextToken(); + if (token === 140 /* FromKeyword */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // export {a as A} from "mod"; + // export {a, b as B} from "mod" + recordModuleName(); + } + } + } } - return [{ - definition: { - containerKind: "", - containerName: "", - fileName: node.getSourceFile().fileName, - kind: ts.ScriptElementKind.variableElement, - name: type.text, - textSpan: ts.createTextSpanFromBounds(node.getStart(), node.getEnd()), - displayParts: [ts.displayPart(ts.getTextOfNode(node), ts.SymbolDisplayPartKind.stringLiteral)] - }, - references: references - }]; - function getReferencesForStringLiteralInFile(sourceFile, searchType, possiblePositions, references) { - for (var _i = 0, possiblePositions_1 = possiblePositions; _i < possiblePositions_1.length; _i++) { - var position = possiblePositions_1[_i]; - cancellationToken.throwIfCancellationRequested(); - var node_2 = ts.getTouchingWord(sourceFile, position); - if (!node_2 || node_2.kind !== 9 /* StringLiteral */) { - return; + else if (token === 39 /* AsteriskToken */) { + token = nextToken(); + if (token === 140 /* FromKeyword */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // export * from "mod" + recordModuleName(); } - var type_1 = ts.getStringLiteralTypeForNode(node_2, typeChecker); - if (type_1 === searchType) { - references.push(getReferenceEntryFromNode(node_2)); + } + } + else if (token === 91 /* ImportKeyword */) { + token = nextToken(); + if (token === 71 /* Identifier */ || ts.isKeyword(token)) { + token = nextToken(); + if (token === 58 /* EqualsToken */) { + if (tryConsumeRequireCall(/*skipCurrentToken*/ true)) { + return true; + } } } } + return true; } - function populateSearchSymbolSet(symbol, location) { - // The search set contains at least the current symbol - var result = [symbol]; - // If the location is name of property symbol from object literal destructuring pattern - // Search the property symbol - // for ( { property: p2 } of elems) { } - var containingObjectLiteralElement = getContainingObjectLiteralElement(location); - if (containingObjectLiteralElement && containingObjectLiteralElement.kind !== 258 /* ShorthandPropertyAssignment */) { - var propertySymbol = getPropertySymbolOfDestructuringAssignment(location); - if (propertySymbol) { - result.push(propertySymbol); - } - } - // If the symbol is an alias, add what it aliases to the list - // import {a} from "mod"; - // export {a} - // If the symbol is an alias to default declaration, add what it aliases to the list - // declare "mod" { export default class B { } } - // import B from "mod"; - //// For export specifiers, the exported name can be referring to a local symbol, e.g.: - //// import {a} from "mod"; - //// export {a as somethingElse} - //// We want the *local* declaration of 'a' as declared in the import, - //// *not* as declared within "mod" (or farther) - var aliasSymbol = getAliasSymbolForPropertyNameSymbol(symbol, location); - if (aliasSymbol) { - result = result.concat(populateSearchSymbolSet(aliasSymbol, location)); - } - // If the location is in a context sensitive location (i.e. in an object literal) try - // to get a contextual type for it, and add the property symbol from the contextual - // type to the search set - if (containingObjectLiteralElement) { - ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement), function (contextualSymbol) { - ts.addRange(result, typeChecker.getRootSymbols(contextualSymbol)); - }); - /* Because in short-hand property assignment, location has two meaning : property name and as value of the property - * When we do findAllReference at the position of the short-hand property assignment, we would want to have references to position of - * property name and variable declaration of the identifier. - * Like in below example, when querying for all references for an identifier 'name', of the property assignment, the language service - * should show both 'name' in 'obj' and 'name' in variable declaration - * const name = "Foo"; - * const obj = { name }; - * In order to do that, we will populate the search set with the value symbol of the identifier as a value of the property assignment - * so that when matching with potential reference symbol, both symbols from property declaration and variable declaration - * will be included correctly. - */ - var shorthandValueSymbol = typeChecker.getShorthandAssignmentValueSymbol(location.parent); - if (shorthandValueSymbol) { - result.push(shorthandValueSymbol); + return false; + } + function tryConsumeRequireCall(skipCurrentToken) { + var token = skipCurrentToken ? nextToken() : ts.scanner.getToken(); + if (token === 132 /* RequireKeyword */) { + token = nextToken(); + if (token === 19 /* OpenParenToken */) { + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // require("mod"); + recordModuleName(); } } - // If the symbol.valueDeclaration is a property parameter declaration, - // we should include both parameter declaration symbol and property declaration symbol - // Parameter Declaration symbol is only visible within function scope, so the symbol is stored in constructor.locals. - // Property Declaration symbol is a member of the class, so the symbol is stored in its class Declaration.symbol.members - if (symbol.valueDeclaration && symbol.valueDeclaration.kind === 144 /* Parameter */ && - ts.isParameterPropertyDeclaration(symbol.valueDeclaration)) { - result = result.concat(typeChecker.getSymbolsOfParameterPropertyDeclaration(symbol.valueDeclaration, symbol.name)); - } - // If this is symbol of binding element without propertyName declaration in Object binding pattern - // Include the property in the search - var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol); - if (bindingElementPropertySymbol) { - result.push(bindingElementPropertySymbol); + return true; + } + return false; + } + function tryConsumeDefine() { + var token = ts.scanner.getToken(); + if (token === 71 /* Identifier */ && ts.scanner.getTokenValue() === "define") { + token = nextToken(); + if (token !== 19 /* OpenParenToken */) { + return true; } - // If this is a union property, add all the symbols from all its source symbols in all unioned types. - // If the symbol is an instantiation from a another symbol (e.g. widened symbol) , add the root the list - ts.forEach(typeChecker.getRootSymbols(symbol), function (rootSymbol) { - if (rootSymbol !== symbol) { - result.push(rootSymbol); + token = nextToken(); + if (token === 9 /* StringLiteral */) { + // looks like define ("modname", ... - skip string literal and comma + token = nextToken(); + if (token === 26 /* CommaToken */) { + token = nextToken(); } - // Add symbol of properties/methods of the same name in base classes and implemented interfaces definitions - if (!implementations && rootSymbol.parent && rootSymbol.parent.flags & (32 /* Class */ | 64 /* Interface */)) { - getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.getName(), result, /*previousIterationSymbolsCache*/ ts.createMap()); + else { + // unexpected token + return true; } - }); - return result; - } - /** - * Find symbol of the given property-name and add the symbol to the given result array - * @param symbol a symbol to start searching for the given propertyName - * @param propertyName a name of property to search for - * @param result an array of symbol of found property symbols - * @param previousIterationSymbolsCache a cache of symbol from previous iterations of calling this function to prevent infinite revisiting of the same symbol. - * The value of previousIterationSymbol is undefined when the function is first called. - */ - function getPropertySymbolsFromBaseTypes(symbol, propertyName, result, previousIterationSymbolsCache) { - if (!symbol) { - return; - } - // If the current symbol is the same as the previous-iteration symbol, we can just return the symbol that has already been visited - // This is particularly important for the following cases, so that we do not infinitely visit the same symbol. - // For example: - // interface C extends C { - // /*findRef*/propName: string; - // } - // The first time getPropertySymbolsFromBaseTypes is called when finding-all-references at propName, - // the symbol argument will be the symbol of an interface "C" and previousIterationSymbol is undefined, - // the function will add any found symbol of the property-name, then its sub-routine will call - // getPropertySymbolsFromBaseTypes again to walk up any base types to prevent revisiting already - // visited symbol, interface "C", the sub-routine will pass the current symbol as previousIterationSymbol. - if (symbol.name in previousIterationSymbolsCache) { - return; } - if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { - ts.forEach(symbol.getDeclarations(), function (declaration) { - if (ts.isClassLike(declaration)) { - getPropertySymbolFromTypeReference(ts.getClassExtendsHeritageClauseElement(declaration)); - ts.forEach(ts.getClassImplementsHeritageClauseElements(declaration), getPropertySymbolFromTypeReference); - } - else if (declaration.kind === 227 /* InterfaceDeclaration */) { - ts.forEach(ts.getInterfaceBaseTypeNodes(declaration), getPropertySymbolFromTypeReference); - } - }); + // should be start of dependency list + if (token !== 21 /* OpenBracketToken */) { + return true; } - return; - function getPropertySymbolFromTypeReference(typeReference) { - if (typeReference) { - var type = typeChecker.getTypeAtLocation(typeReference); - if (type) { - var propertySymbol = typeChecker.getPropertyOfType(type, propertyName); - if (propertySymbol) { - result.push.apply(result, typeChecker.getRootSymbols(propertySymbol)); - } - // Visit the typeReference as well to see if it directly or indirectly use that property - previousIterationSymbolsCache[symbol.name] = symbol; - getPropertySymbolsFromBaseTypes(type.symbol, propertyName, result, previousIterationSymbolsCache); - } + // skip open bracket + token = nextToken(); + // scan until ']' or EOF + while (token !== 22 /* CloseBracketToken */ && token !== 1 /* EndOfFileToken */) { + // record string literals as module names + if (token === 9 /* StringLiteral */) { + recordModuleName(); } + token = nextToken(); } + return true; } - function getRelatedSymbol(searchSymbols, referenceSymbol, referenceLocation, searchLocationIsConstructor, parents, cache) { - if (ts.contains(searchSymbols, referenceSymbol)) { - // If we are searching for constructor uses, they must be 'new' expressions. - return (!searchLocationIsConstructor || ts.isNewExpressionTarget(referenceLocation)) && referenceSymbol; + return false; + } + function processImports() { + ts.scanner.setText(sourceText); + nextToken(); + // Look for: + // import "mod"; + // import d from "mod" + // import {a as A } from "mod"; + // import * as NS from "mod" + // import d, {a, b as B} from "mod" + // import i = require("mod"); + // import("mod"); + // export * from "mod" + // export {a as b} from "mod" + // export import i = require("mod") + // (for JavaScript files) require("mod") + while (true) { + if (ts.scanner.getToken() === 1 /* EndOfFileToken */) { + break; } - // If the reference symbol is an alias, check if what it is aliasing is one of the search - // symbols but by looking up for related symbol of this alias so it can handle multiple level of indirectness. - var aliasSymbol = getAliasSymbolForPropertyNameSymbol(referenceSymbol, referenceLocation); - if (aliasSymbol) { - return getRelatedSymbol(searchSymbols, aliasSymbol, referenceLocation, searchLocationIsConstructor, parents, cache); + // check if at least one of alternative have moved scanner forward + if (tryConsumeDeclare() || + tryConsumeImport() || + tryConsumeExport() || + (detectJavaScriptImports && (tryConsumeRequireCall(/*skipCurrentToken*/ false) || tryConsumeDefine()))) { + continue; } - // If the reference location is in an object literal, try to get the contextual type for the - // object literal, lookup the property symbol in the contextual type, and use this symbol to - // compare to our searchSymbol - var containingObjectLiteralElement = getContainingObjectLiteralElement(referenceLocation); - if (containingObjectLiteralElement) { - var contextualSymbol = ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement), function (contextualSymbol) { - return ts.forEach(typeChecker.getRootSymbols(contextualSymbol), function (s) { return searchSymbols.indexOf(s) >= 0 ? s : undefined; }); - }); - if (contextualSymbol) { - return contextualSymbol; - } - // If the reference location is the name of property from object literal destructuring pattern - // Get the property symbol from the object literal's type and look if thats the search symbol - // In below eg. get 'property' from type of elems iterating type - // for ( { property: p2 } of elems) { } - var propertySymbol = getPropertySymbolOfDestructuringAssignment(referenceLocation); - if (propertySymbol && searchSymbols.indexOf(propertySymbol) >= 0) { - return propertySymbol; - } + else { + nextToken(); } - // If the reference location is the binding element and doesn't have property name - // then include the binding element in the related symbols - // let { a } : { a }; - var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(referenceSymbol); - if (bindingElementPropertySymbol && searchSymbols.indexOf(bindingElementPropertySymbol) >= 0) { - return bindingElementPropertySymbol; - } - // Unwrap symbols to get to the root (e.g. transient symbols as a result of widening) - // Or a union property, use its underlying unioned symbols - return ts.forEach(typeChecker.getRootSymbols(referenceSymbol), function (rootSymbol) { - // if it is in the list, then we are done - if (searchSymbols.indexOf(rootSymbol) >= 0) { - return rootSymbol; - } - // Finally, try all properties with the same name in any type the containing type extended or implemented, and - // see if any is in the list. If we were passed a parent symbol, only include types that are subtypes of the - // parent symbol - if (rootSymbol.parent && rootSymbol.parent.flags & (32 /* Class */ | 64 /* Interface */)) { - // Parents will only be defined if implementations is true - if (parents) { - if (!ts.forEach(parents, function (parent) { return explicitlyInheritsFrom(rootSymbol.parent, parent, cache); })) { - return undefined; - } + } + ts.scanner.setText(undefined); + } + if (readImportFiles) { + processImports(); + } + processTripleSlashDirectives(); + if (externalModule) { + // for external modules module all nested ambient modules are augmentations + if (ambientExternalModules) { + // move all detected ambient modules to imported files since they need to be resolved + for (var _i = 0, ambientExternalModules_1 = ambientExternalModules; _i < ambientExternalModules_1.length; _i++) { + var decl = ambientExternalModules_1[_i]; + importedFiles.push(decl.ref); + } + } + return { referencedFiles: referencedFiles, typeReferenceDirectives: typeReferenceDirectives, importedFiles: importedFiles, isLibFile: isNoDefaultLib, ambientExternalModules: undefined }; + } + else { + // for global scripts ambient modules still can have augmentations - look for ambient modules with depth > 0 + var ambientModuleNames = void 0; + if (ambientExternalModules) { + for (var _a = 0, ambientExternalModules_2 = ambientExternalModules; _a < ambientExternalModules_2.length; _a++) { + var decl = ambientExternalModules_2[_a]; + if (decl.depth === 0) { + if (!ambientModuleNames) { + ambientModuleNames = []; } - var result_4 = []; - getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.getName(), result_4, /*previousIterationSymbolsCache*/ ts.createMap()); - return ts.forEach(result_4, function (s) { return searchSymbols.indexOf(s) >= 0 ? s : undefined; }); + ambientModuleNames.push(decl.ref.fileName); } - return undefined; - }); - } - function getNameFromObjectLiteralElement(node) { - if (node.name.kind === 142 /* ComputedPropertyName */) { - var nameExpression = node.name.expression; - // treat computed property names where expression is string/numeric literal as just string/numeric literal - if (ts.isStringOrNumericLiteral(nameExpression)) { - return nameExpression.text; + else { + importedFiles.push(decl.ref); } - return undefined; } - return node.name.text; } - function getPropertySymbolsFromContextualType(node) { - var objectLiteral = node.parent; - var contextualType = typeChecker.getContextualType(objectLiteral); - var name = getNameFromObjectLiteralElement(node); - if (name && contextualType) { - var result_5 = []; - var symbol_2 = contextualType.getProperty(name); - if (symbol_2) { - result_5.push(symbol_2); - } - if (contextualType.flags & 65536 /* Union */) { - ts.forEach(contextualType.types, function (t) { - var symbol = t.getProperty(name); - if (symbol) { - result_5.push(symbol); - } - }); + return { referencedFiles: referencedFiles, typeReferenceDirectives: typeReferenceDirectives, importedFiles: importedFiles, isLibFile: isNoDefaultLib, ambientExternalModules: ambientModuleNames }; + } + } + ts.preProcessFile = preProcessFile; +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var Rename; + (function (Rename) { + function getRenameInfo(typeChecker, defaultLibFileName, getCanonicalFileName, sourceFile, position) { + var getCanonicalDefaultLibName = ts.memoize(function () { return getCanonicalFileName(ts.normalizePath(defaultLibFileName)); }); + var node = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ true); + var renameInfo = node && nodeIsEligibleForRename(node) + ? getRenameInfoForNode(node, typeChecker, sourceFile, isDefinedInLibraryFile) + : undefined; + return renameInfo || getRenameInfoError(ts.Diagnostics.You_cannot_rename_this_element); + function isDefinedInLibraryFile(declaration) { + if (!defaultLibFileName) { + return false; + } + var sourceFile = declaration.getSourceFile(); + var canonicalName = getCanonicalFileName(ts.normalizePath(sourceFile.fileName)); + return canonicalName === getCanonicalDefaultLibName(); + } + } + Rename.getRenameInfo = getRenameInfo; + function getRenameInfoForNode(node, typeChecker, sourceFile, isDefinedInLibraryFile) { + var symbol = typeChecker.getSymbolAtLocation(node); + // Only allow a symbol to be renamed if it actually has at least one declaration. + if (symbol) { + var declarations = symbol.getDeclarations(); + if (declarations && declarations.length > 0) { + // Disallow rename for elements that are defined in the standard TypeScript library. + if (ts.some(declarations, isDefinedInLibraryFile)) { + return getRenameInfoError(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library); + } + // Cannot rename `default` as in `import { default as foo } from "./someModule"; + if (node.kind === 71 /* Identifier */ && + node.originalKeywordKind === 79 /* DefaultKeyword */ && + symbol.parent.flags & 1536 /* Module */) { + return undefined; } - return result_5; + var displayName = ts.stripQuotes(ts.getDeclaredName(typeChecker, symbol, node)); + var kind = ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, node); + return kind ? getRenameInfoSuccess(displayName, typeChecker.getFullyQualifiedName(symbol), kind, ts.SymbolDisplay.getSymbolModifiers(symbol), node, sourceFile) : undefined; + } + } + else if (node.kind === 9 /* StringLiteral */) { + if (isDefinedInLibraryFile(node)) { + return getRenameInfoError(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library); } + var displayName = ts.stripQuotes(node.text); + return getRenameInfoSuccess(displayName, displayName, "var" /* variableElement */, "" /* none */, node, sourceFile); + } + } + function getRenameInfoSuccess(displayName, fullDisplayName, kind, kindModifiers, node, sourceFile) { + return { + canRename: true, + kind: kind, + displayName: displayName, + localizedErrorMessage: undefined, + fullDisplayName: fullDisplayName, + kindModifiers: kindModifiers, + triggerSpan: createTriggerSpanForNode(node, sourceFile) + }; + } + function getRenameInfoError(diagnostic) { + return { + canRename: false, + localizedErrorMessage: ts.getLocaleSpecificMessage(diagnostic), + displayName: undefined, + fullDisplayName: undefined, + kind: undefined, + kindModifiers: undefined, + triggerSpan: undefined + }; + } + function createTriggerSpanForNode(node, sourceFile) { + var start = node.getStart(sourceFile); + var width = node.getWidth(sourceFile); + if (node.kind === 9 /* StringLiteral */) { + // Exclude the quotes + start += 1; + width -= 2; + } + return ts.createTextSpan(start, width); + } + function nodeIsEligibleForRename(node) { + switch (node.kind) { + case 71 /* Identifier */: + case 9 /* StringLiteral */: + case 99 /* ThisKeyword */: + return true; + case 8 /* NumericLiteral */: + return ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node); + default: + return false; + } + } + })(Rename = ts.Rename || (ts.Rename = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var SignatureHelp; + (function (SignatureHelp) { + var ArgumentListKind; + (function (ArgumentListKind) { + ArgumentListKind[ArgumentListKind["TypeArguments"] = 0] = "TypeArguments"; + ArgumentListKind[ArgumentListKind["CallArguments"] = 1] = "CallArguments"; + ArgumentListKind[ArgumentListKind["TaggedTemplateArguments"] = 2] = "TaggedTemplateArguments"; + ArgumentListKind[ArgumentListKind["JSXAttributesArguments"] = 3] = "JSXAttributesArguments"; + })(ArgumentListKind = SignatureHelp.ArgumentListKind || (SignatureHelp.ArgumentListKind = {})); + function getSignatureHelpItems(program, sourceFile, position, cancellationToken) { + var typeChecker = program.getTypeChecker(); + // Decide whether to show signature help + var startingToken = ts.findTokenOnLeftOfPosition(sourceFile, position); + if (!startingToken) { + // We are at the beginning of the file return undefined; } - /** Given an initial searchMeaning, extracted from a location, widen the search scope based on the declarations - * of the corresponding symbol. e.g. if we are searching for "Foo" in value position, but "Foo" references a class - * then we need to widen the search to include type positions as well. - * On the contrary, if we are searching for "Bar" in type position and we trace bar to an interface, and an uninstantiated - * module, we want to keep the search limited to only types, as the two declarations (interface and uninstantiated module) - * do not intersect in any of the three spaces. - */ - function getIntersectingMeaningFromDeclarations(meaning, declarations) { - if (declarations) { - var lastIterationMeaning = void 0; - do { - // The result is order-sensitive, for instance if initialMeaning === Namespace, and declarations = [class, instantiated module] - // we need to consider both as they initialMeaning intersects with the module in the namespace space, and the module - // intersects with the class in the value space. - // To achieve that we will keep iterating until the result stabilizes. - // Remember the last meaning - lastIterationMeaning = meaning; - for (var _i = 0, declarations_8 = declarations; _i < declarations_8.length; _i++) { - var declaration = declarations_8[_i]; - var declarationMeaning = ts.getMeaningFromDeclaration(declaration); - if (declarationMeaning & meaning) { - meaning |= declarationMeaning; - } - } - } while (meaning !== lastIterationMeaning); + var argumentInfo = getContainingArgumentInfo(startingToken, position, sourceFile); + if (!argumentInfo) + return undefined; + cancellationToken.throwIfCancellationRequested(); + // Semantic filtering of signature help + var call = argumentInfo.invocation; + var candidates = []; + var resolvedSignature = typeChecker.getResolvedSignature(call, candidates, argumentInfo.argumentCount); + cancellationToken.throwIfCancellationRequested(); + if (!candidates.length) { + // We didn't have any sig help items produced by the TS compiler. If this is a JS + // file, then see if we can figure out anything better. + if (ts.isSourceFileJavaScript(sourceFile)) { + return createJavaScriptSignatureHelpItems(argumentInfo, program); } - return meaning; + return undefined; } + return createSignatureHelpItems(candidates, resolvedSignature, argumentInfo, typeChecker); } - FindAllReferences.getReferencedSymbolsForNode = getReferencedSymbolsForNode; - function convertReferences(referenceSymbols) { - if (!referenceSymbols) { + SignatureHelp.getSignatureHelpItems = getSignatureHelpItems; + function createJavaScriptSignatureHelpItems(argumentInfo, program) { + if (argumentInfo.invocation.kind !== 181 /* CallExpression */) { + return undefined; + } + // See if we can find some symbol with the call expression name that has call signatures. + var callExpression = argumentInfo.invocation; + var expression = callExpression.expression; + var name = expression.kind === 71 /* Identifier */ + ? expression + : expression.kind === 179 /* PropertyAccessExpression */ + ? expression.name + : undefined; + if (!name || !name.escapedText) { return undefined; } - var referenceEntries = []; - for (var _i = 0, referenceSymbols_1 = referenceSymbols; _i < referenceSymbols_1.length; _i++) { - var referenceSymbol = referenceSymbols_1[_i]; - ts.addRange(referenceEntries, referenceSymbol.references); + var typeChecker = program.getTypeChecker(); + for (var _i = 0, _a = program.getSourceFiles(); _i < _a.length; _i++) { + var sourceFile = _a[_i]; + var nameToDeclarations = sourceFile.getNamedDeclarations(); + var declarations = nameToDeclarations.get(name.text); + if (declarations) { + for (var _b = 0, declarations_12 = declarations; _b < declarations_12.length; _b++) { + var declaration = declarations_12[_b]; + var symbol = declaration.symbol; + if (symbol) { + var type = typeChecker.getTypeOfSymbolAtLocation(symbol, declaration); + if (type) { + var callSignatures = type.getCallSignatures(); + if (callSignatures && callSignatures.length) { + return createSignatureHelpItems(callSignatures, callSignatures[0], argumentInfo, typeChecker); + } + } + } + } + } } - return referenceEntries; } - FindAllReferences.convertReferences = convertReferences; - function isImplementation(node) { - if (!node) { - return false; + /** + * Returns relevant information for the argument list and the current argument if we are + * in the argument of an invocation; returns undefined otherwise. + */ + function getImmediatelyContainingArgumentInfo(node, position, sourceFile) { + if (ts.isCallOrNewExpression(node.parent)) { + var invocation = node.parent; + var list = void 0; + var argumentIndex = void 0; + // There are 3 cases to handle: + // 1. The token introduces a list, and should begin a signature help session + // 2. The token is either not associated with a list, or ends a list, so the session should end + // 3. The token is buried inside a list, and should give signature help + // + // The following are examples of each: + // + // Case 1: + // foo<#T, U>(#a, b) -> The token introduces a list, and should begin a signature help session + // Case 2: + // fo#o#(a, b)# -> The token is either not associated with a list, or ends a list, so the session should end + // Case 3: + // foo(a#, #b#) -> The token is buried inside a list, and should give signature help + // Find out if 'node' is an argument, a type argument, or neither + if (node.kind === 27 /* LessThanToken */ || node.kind === 19 /* OpenParenToken */) { + // Find the list that starts right *after* the < or ( token. + // If the user has just opened a list, consider this item 0. + list = getChildListThatStartsWithOpenerToken(invocation, node, sourceFile); + ts.Debug.assert(list !== undefined); + argumentIndex = 0; + } + else { + // findListItemInfo can return undefined if we are not in parent's argument list + // or type argument list. This includes cases where the cursor is: + // - To the right of the closing parenthesis, non-substitution template, or template tail. + // - Between the type arguments and the arguments (greater than token) + // - On the target of the call (parent.func) + // - On the 'new' keyword in a 'new' expression + list = ts.findContainingList(node); + if (!list) + return undefined; + argumentIndex = getArgumentIndex(list, node); + } + var kind = invocation.typeArguments && invocation.typeArguments.pos === list.pos ? 0 /* TypeArguments */ : 1 /* CallArguments */; + var argumentCount = getArgumentCount(list); + if (argumentIndex !== 0) { + ts.Debug.assertLessThan(argumentIndex, argumentCount); + } + var argumentsSpan = getApplicableSpanForArguments(list, sourceFile); + return { kind: kind, invocation: invocation, argumentsSpan: argumentsSpan, argumentIndex: argumentIndex, argumentCount: argumentCount }; } - else if (ts.isVariableLike(node)) { - if (node.initializer) { - return true; + else if (node.kind === 13 /* NoSubstitutionTemplateLiteral */ && node.parent.kind === 183 /* TaggedTemplateExpression */) { + // Check if we're actually inside the template; + // otherwise we'll fall out and return undefined. + if (ts.isInsideTemplateLiteral(node, position)) { + return getArgumentListInfoForTemplate(node.parent, /*argumentIndex*/ 0, sourceFile); } - else if (node.kind === 223 /* VariableDeclaration */) { - var parentStatement = getParentStatementOfVariableDeclaration(node); - return parentStatement && ts.hasModifier(parentStatement, 2 /* Ambient */); + } + else if (node.kind === 14 /* TemplateHead */ && node.parent.parent.kind === 183 /* TaggedTemplateExpression */) { + var templateExpression = node.parent; + var tagExpression = templateExpression.parent; + ts.Debug.assert(templateExpression.kind === 196 /* TemplateExpression */); + var argumentIndex = ts.isInsideTemplateLiteral(node, position) ? 0 : 1; + return getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile); + } + else if (node.parent.kind === 205 /* TemplateSpan */ && node.parent.parent.parent.kind === 183 /* TaggedTemplateExpression */) { + var templateSpan = node.parent; + var templateExpression = templateSpan.parent; + var tagExpression = templateExpression.parent; + ts.Debug.assert(templateExpression.kind === 196 /* TemplateExpression */); + // If we're just after a template tail, don't show signature help. + if (node.kind === 16 /* TemplateTail */ && !ts.isInsideTemplateLiteral(node, position)) { + return undefined; } + var spanIndex = templateExpression.templateSpans.indexOf(templateSpan); + var argumentIndex = getArgumentIndexForTemplatePiece(spanIndex, node, position); + return getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile); } - else if (ts.isFunctionLike(node)) { - return !!node.body || ts.hasModifier(node, 2 /* Ambient */); + else if (node.parent && ts.isJsxOpeningLikeElement(node.parent)) { + // Provide a signature help for JSX opening element or JSX self-closing element. + // This is not guarantee that JSX tag-name is resolved into stateless function component. (that is done in "getSignatureHelpItems") + // i.e + // export function MainButton(props: ButtonProps, context: any): JSX.Element { ... } + // ' 'b'. So, in this case the arg count will be 2. However, there + // is a small subtlety. If you have "Foo(a,)", then the child list will just have + // 'a' ''. So, in the case where the last child is a comma, we increase the + // arg count by one to compensate. + // + // Note: this subtlety only applies to the last comma. If you had "Foo(a,," then + // we'll have: 'a' '' '' + // That will give us 2 non-commas. We then add one for the last comma, giving us an + // arg count of 3. + var listChildren = argumentsList.getChildren(); + var argumentCount = ts.countWhere(listChildren, function (arg) { return arg.kind !== 26 /* CommaToken */; }); + if (listChildren.length > 0 && ts.lastOrUndefined(listChildren).kind === 26 /* CommaToken */) { + argumentCount++; } + return argumentCount; } - function getReferenceEntriesForShorthandPropertyAssignment(node, typeChecker, result) { - var refSymbol = typeChecker.getSymbolAtLocation(node); - var shorthandSymbol = typeChecker.getShorthandAssignmentValueSymbol(refSymbol.valueDeclaration); - if (shorthandSymbol) { - for (var _i = 0, _a = shorthandSymbol.getDeclarations(); _i < _a.length; _i++) { - var declaration = _a[_i]; - if (ts.getMeaningFromDeclaration(declaration) & 1 /* Value */) { - result.push(getReferenceEntryFromNode(declaration)); - } + // spanIndex is either the index for a given template span. + // This does not give appropriate results for a NoSubstitutionTemplateLiteral + function getArgumentIndexForTemplatePiece(spanIndex, node, position) { + // Because the TemplateStringsArray is the first argument, we have to offset each substitution expression by 1. + // There are three cases we can encounter: + // 1. We are precisely in the template literal (argIndex = 0). + // 2. We are in or to the right of the substitution expression (argIndex = spanIndex + 1). + // 3. We are directly to the right of the template literal, but because we look for the token on the left, + // not enough to put us in the substitution expression; we should consider ourselves part of + // the *next* span's expression by offsetting the index (argIndex = (spanIndex + 1) + 1). + // + // Example: f `# abcd $#{# 1 + 1# }# efghi ${ #"#hello"# } # ` + // ^ ^ ^ ^ ^ ^ ^ ^ ^ + // Case: 1 1 3 2 1 3 2 2 1 + ts.Debug.assert(position >= node.getStart(), "Assumed 'position' could not occur before node."); + if (ts.isTemplateLiteralKind(node.kind)) { + if (ts.isInsideTemplateLiteral(node, position)) { + return 0; } + return spanIndex + 2; } + return spanIndex + 1; } - FindAllReferences.getReferenceEntriesForShorthandPropertyAssignment = getReferenceEntriesForShorthandPropertyAssignment; - function getReferenceEntryFromNode(node) { - var start = node.getStart(); - var end = node.getEnd(); - if (node.kind === 9 /* StringLiteral */) { - start += 1; - end -= 1; + function getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile) { + // argumentCount is either 1 or (numSpans + 1) to account for the template strings array argument. + var argumentCount = tagExpression.template.kind === 13 /* NoSubstitutionTemplateLiteral */ + ? 1 + : tagExpression.template.templateSpans.length + 1; + if (argumentIndex !== 0) { + ts.Debug.assertLessThan(argumentIndex, argumentCount); } return { - fileName: node.getSourceFile().fileName, - textSpan: ts.createTextSpanFromBounds(start, end), - isWriteAccess: isWriteAccess(node), - isDefinition: ts.isDeclarationName(node) || ts.isLiteralComputedPropertyDeclarationName(node) + kind: 2 /* TaggedTemplateArguments */, + invocation: tagExpression, + argumentsSpan: getApplicableSpanForTaggedTemplate(tagExpression, sourceFile), + argumentIndex: argumentIndex, + argumentCount: argumentCount }; } - FindAllReferences.getReferenceEntryFromNode = getReferenceEntryFromNode; - /** A node is considered a writeAccess iff it is a name of a declaration or a target of an assignment */ - function isWriteAccess(node) { - if (node.kind === 70 /* Identifier */ && ts.isDeclarationName(node)) { - return true; + function getApplicableSpanForArguments(argumentsList, sourceFile) { + // We use full start and skip trivia on the end because we want to include trivia on + // both sides. For example, + // + // foo( /*comment */ a, b, c /*comment*/ ) + // | | + // + // The applicable span is from the first bar to the second bar (inclusive, + // but not including parentheses) + var applicableSpanStart = argumentsList.getFullStart(); + var applicableSpanEnd = ts.skipTrivia(sourceFile.text, argumentsList.getEnd(), /*stopAfterLineBreak*/ false); + return ts.createTextSpan(applicableSpanStart, applicableSpanEnd - applicableSpanStart); + } + function getApplicableSpanForTaggedTemplate(taggedTemplate, sourceFile) { + var template = taggedTemplate.template; + var applicableSpanStart = template.getStart(); + var applicableSpanEnd = template.getEnd(); + // We need to adjust the end position for the case where the template does not have a tail. + // Otherwise, we will not show signature help past the expression. + // For example, + // + // ` ${ 1 + 1 foo(10) + // | | + // + // This is because a Missing node has no width. However, what we actually want is to include trivia + // leading up to the next token in case the user is about to type in a TemplateMiddle or TemplateTail. + if (template.kind === 196 /* TemplateExpression */) { + var lastSpan = ts.lastOrUndefined(template.templateSpans); + if (lastSpan.literal.getFullWidth() === 0) { + applicableSpanEnd = ts.skipTrivia(sourceFile.text, applicableSpanEnd, /*stopAfterLineBreak*/ false); + } } - var parent = node.parent; - if (parent) { - if (parent.kind === 191 /* PostfixUnaryExpression */ || parent.kind === 190 /* PrefixUnaryExpression */) { - return true; + return ts.createTextSpan(applicableSpanStart, applicableSpanEnd - applicableSpanStart); + } + function getContainingArgumentInfo(node, position, sourceFile) { + for (var n = node; n.kind !== 265 /* SourceFile */; n = n.parent) { + if (ts.isFunctionBlock(n)) { + return undefined; + } + // If the node is not a subspan of its parent, this is a big problem. + // There have been crashes that might be caused by this violation. + if (n.pos < n.parent.pos || n.end > n.parent.end) { + ts.Debug.fail("Node of kind " + n.kind + " is not a subspan of its parent of kind " + n.parent.kind); } - else if (parent.kind === 192 /* BinaryExpression */ && parent.left === node) { - var operator = parent.operatorToken.kind; - return 57 /* FirstAssignment */ <= operator && operator <= 69 /* LastAssignment */; + var argumentInfo = getImmediatelyContainingArgumentInfo(n, position, sourceFile); + if (argumentInfo) { + return argumentInfo; } + // TODO: Handle generic call with incomplete syntax } - return false; + return undefined; + } + SignatureHelp.getContainingArgumentInfo = getContainingArgumentInfo; + function getChildListThatStartsWithOpenerToken(parent, openerToken, sourceFile) { + var children = parent.getChildren(sourceFile); + var indexOfOpenerToken = children.indexOf(openerToken); + ts.Debug.assert(indexOfOpenerToken >= 0 && children.length > indexOfOpenerToken + 1); + return children[indexOfOpenerToken + 1]; } - function forEachDescendantOfKind(node, kind, action) { - ts.forEachChild(node, function (child) { - if (child.kind === kind) { - action(child); + function createSignatureHelpItems(candidates, resolvedSignature, argumentListInfo, typeChecker) { + var argumentCount = argumentListInfo.argumentCount, applicableSpan = argumentListInfo.argumentsSpan, invocation = argumentListInfo.invocation, argumentIndex = argumentListInfo.argumentIndex; + var isTypeParameterList = argumentListInfo.kind === 0 /* TypeArguments */; + var callTarget = ts.getInvokedExpression(invocation); + var callTargetSymbol = typeChecker.getSymbolAtLocation(callTarget); + var callTargetDisplayParts = callTargetSymbol && ts.symbolToDisplayParts(typeChecker, callTargetSymbol, /*enclosingDeclaration*/ undefined, /*meaning*/ undefined); + var items = ts.map(candidates, function (candidateSignature) { + var signatureHelpParameters; + var prefixDisplayParts = []; + var suffixDisplayParts = []; + if (callTargetDisplayParts) { + ts.addRange(prefixDisplayParts, callTargetDisplayParts); + } + var isVariadic; + if (isTypeParameterList) { + isVariadic = false; // type parameter lists are not variadic + prefixDisplayParts.push(ts.punctuationPart(27 /* LessThanToken */)); + var typeParameters = (candidateSignature.target || candidateSignature).typeParameters; + signatureHelpParameters = typeParameters && typeParameters.length > 0 ? ts.map(typeParameters, createSignatureHelpParameterForTypeParameter) : ts.emptyArray; + suffixDisplayParts.push(ts.punctuationPart(29 /* GreaterThanToken */)); + var parameterParts = ts.mapToDisplayParts(function (writer) { + return typeChecker.getSymbolDisplayBuilder().buildDisplayForParametersAndDelimiters(candidateSignature.thisParameter, candidateSignature.parameters, writer, invocation); + }); + ts.addRange(suffixDisplayParts, parameterParts); + } + else { + isVariadic = candidateSignature.hasRestParameter; + var typeParameterParts = ts.mapToDisplayParts(function (writer) { + return typeChecker.getSymbolDisplayBuilder().buildDisplayForTypeParametersAndDelimiters(candidateSignature.typeParameters, writer, invocation); + }); + ts.addRange(prefixDisplayParts, typeParameterParts); + prefixDisplayParts.push(ts.punctuationPart(19 /* OpenParenToken */)); + signatureHelpParameters = ts.map(candidateSignature.parameters, createSignatureHelpParameterForParameter); + suffixDisplayParts.push(ts.punctuationPart(20 /* CloseParenToken */)); } - forEachDescendantOfKind(child, kind, action); + var returnTypeParts = ts.mapToDisplayParts(function (writer) { + return typeChecker.getSymbolDisplayBuilder().buildReturnTypeDisplay(candidateSignature, writer, invocation); + }); + ts.addRange(suffixDisplayParts, returnTypeParts); + return { + isVariadic: isVariadic, + prefixDisplayParts: prefixDisplayParts, + suffixDisplayParts: suffixDisplayParts, + separatorDisplayParts: [ts.punctuationPart(26 /* CommaToken */), ts.spacePart()], + parameters: signatureHelpParameters, + documentation: candidateSignature.getDocumentationComment(), + tags: candidateSignature.getJsDocTags() + }; }); - } - /** - * Returns the containing object literal property declaration given a possible name node, e.g. "a" in x = { "a": 1 } - */ - function getContainingObjectLiteralElement(node) { - switch (node.kind) { - case 9 /* StringLiteral */: - case 8 /* NumericLiteral */: - if (node.parent.kind === 142 /* ComputedPropertyName */) { - return isObjectLiteralPropertyDeclaration(node.parent.parent) ? node.parent.parent : undefined; - } - // intential fall through - case 70 /* Identifier */: - return isObjectLiteralPropertyDeclaration(node.parent) && node.parent.name === node ? node.parent : undefined; + if (argumentIndex !== 0) { + ts.Debug.assertLessThan(argumentIndex, argumentCount); } - return undefined; - } - function isObjectLiteralPropertyDeclaration(node) { - switch (node.kind) { - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return true; + var selectedItemIndex = candidates.indexOf(resolvedSignature); + ts.Debug.assert(selectedItemIndex !== -1); // If candidates is non-empty it should always include bestSignature. We check for an empty candidates before calling this function. + return { items: items, applicableSpan: applicableSpan, selectedItemIndex: selectedItemIndex, argumentIndex: argumentIndex, argumentCount: argumentCount }; + function createSignatureHelpParameterForParameter(parameter) { + var displayParts = ts.mapToDisplayParts(function (writer) { + return typeChecker.getSymbolDisplayBuilder().buildParameterDisplay(parameter, writer, invocation); + }); + return { + name: parameter.name, + documentation: parameter.getDocumentationComment(), + displayParts: displayParts, + isOptional: typeChecker.isOptionalParameter(parameter.valueDeclaration) + }; } - return false; - } - /** Get `C` given `N` if `N` is in the position `class C extends N` or `class C extends foo.N` where `N` is an identifier. */ - function tryGetClassByExtendingIdentifier(node) { - return ts.tryGetClassExtendingExpressionWithTypeArguments(ts.climbPastPropertyAccess(node).parent); - } - function isNameOfExternalModuleImportOrDeclaration(node) { - if (node.kind === 9 /* StringLiteral */) { - return ts.isNameOfModuleDeclaration(node) || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node); + function createSignatureHelpParameterForTypeParameter(typeParameter) { + var displayParts = ts.mapToDisplayParts(function (writer) { + return typeChecker.getSymbolDisplayBuilder().buildTypeParameterDisplay(typeParameter, writer, invocation); + }); + return { + name: typeParameter.symbol.name, + documentation: ts.emptyArray, + displayParts: displayParts, + isOptional: false + }; } - return false; } - })(FindAllReferences = ts.FindAllReferences || (ts.FindAllReferences = {})); + })(SignatureHelp = ts.SignatureHelp || (ts.SignatureHelp = {})); })(ts || (ts = {})); /* @internal */ var ts; (function (ts) { - var GoToDefinition; - (function (GoToDefinition) { - function getDefinitionAtPosition(program, sourceFile, position) { - /// Triple slash reference comments - var comment = findReferenceInPosition(sourceFile.referencedFiles, position); - if (comment) { - var referenceFile = ts.tryResolveScriptReference(program, sourceFile, comment); - if (referenceFile) { - return [getDefinitionInfoForFileReference(comment.fileName, referenceFile.fileName)]; - } - return undefined; - } - // Type reference directives - var typeReferenceDirective = findReferenceInPosition(sourceFile.typeReferenceDirectives, position); - if (typeReferenceDirective) { - var referenceFile = program.getResolvedTypeReferenceDirectives()[typeReferenceDirective.fileName]; - if (referenceFile && referenceFile.resolvedFileName) { - return [getDefinitionInfoForFileReference(typeReferenceDirective.fileName, referenceFile.resolvedFileName)]; - } - return undefined; + var SymbolDisplay; + (function (SymbolDisplay) { + // TODO(drosen): use contextual SemanticMeaning. + function getSymbolKind(typeChecker, symbol, location) { + var flags = ts.getCombinedLocalAndExportSymbolFlags(symbol); + if (flags & 32 /* Class */) { + return ts.getDeclarationOfKind(symbol, 199 /* ClassExpression */) ? + "local class" /* localClassElement */ : "class" /* classElement */; } - var node = ts.getTouchingPropertyName(sourceFile, position); - if (node === sourceFile) { - return undefined; + if (flags & 384 /* Enum */) + return "enum" /* enumElement */; + if (flags & 524288 /* TypeAlias */) + return "type" /* typeElement */; + if (flags & 64 /* Interface */) + return "interface" /* interfaceElement */; + if (flags & 262144 /* TypeParameter */) + return "type parameter" /* typeParameterElement */; + var result = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, location); + if (result === "" /* unknown */) { + if (flags & 262144 /* TypeParameter */) + return "type parameter" /* typeParameterElement */; + if (flags & 8 /* EnumMember */) + return "enum member" /* enumMemberElement */; + if (flags & 2097152 /* Alias */) + return "alias" /* alias */; + if (flags & 1536 /* Module */) + return "module" /* moduleElement */; } - // Labels - if (ts.isJumpStatementTarget(node)) { - var labelName = node.text; - var label = ts.getTargetLabel(node.parent, node.text); - return label ? [createDefinitionInfo(label, ts.ScriptElementKind.label, labelName, /*containerName*/ undefined)] : undefined; + return result; + } + SymbolDisplay.getSymbolKind = getSymbolKind; + function getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, location) { + if (typeChecker.isUndefinedSymbol(symbol)) { + return "var" /* variableElement */; } - var typeChecker = program.getTypeChecker(); - var calledDeclaration = tryGetSignatureDeclaration(typeChecker, node); - if (calledDeclaration) { - return [createDefinitionFromSignatureDeclaration(typeChecker, calledDeclaration)]; + if (typeChecker.isArgumentsSymbol(symbol)) { + return "local var" /* localVariableElement */; } - var symbol = typeChecker.getSymbolAtLocation(node); - // Could not find a symbol e.g. node is string or number keyword, - // or the symbol was an internal symbol and does not have a declaration e.g. undefined symbol - if (!symbol) { - return undefined; + if (location.kind === 99 /* ThisKeyword */ && ts.isExpression(location)) { + return "parameter" /* parameterElement */; } - // If this is an alias, and the request came at the declaration location - // get the aliased symbol instead. This allows for goto def on an import e.g. - // import {A, B} from "mod"; - // to jump to the implementation directly. - if (symbol.flags & 8388608 /* Alias */) { - var declaration = symbol.declarations[0]; - // Go to the original declaration for cases: - // - // (1) when the aliased symbol was declared in the location(parent). - // (2) when the aliased symbol is originating from a named import. - // - if (node.kind === 70 /* Identifier */ && - (node.parent === declaration || - (declaration.kind === 239 /* ImportSpecifier */ && declaration.parent && declaration.parent.kind === 238 /* NamedImports */))) { - symbol = typeChecker.getAliasedSymbol(symbol); + var flags = ts.getCombinedLocalAndExportSymbolFlags(symbol); + if (flags & 3 /* Variable */) { + if (ts.isFirstDeclarationOfSymbolParameter(symbol)) { + return "parameter" /* parameterElement */; + } + else if (symbol.valueDeclaration && ts.isConst(symbol.valueDeclaration)) { + return "const" /* constElement */; } + else if (ts.forEach(symbol.declarations, ts.isLet)) { + return "let" /* letElement */; + } + return isLocalVariableOrFunction(symbol) ? "local var" /* localVariableElement */ : "var" /* variableElement */; } - // Because name in short-hand property assignment has two different meanings: property name and property value, - // using go-to-definition at such position should go to the variable declaration of the property value rather than - // go to the declaration of the property name (in this case stay at the same position). However, if go-to-definition - // is performed at the location of property access, we would like to go to definition of the property in the short-hand - // assignment. This case and others are handled by the following code. - if (node.parent.kind === 258 /* ShorthandPropertyAssignment */) { - var shorthandSymbol = typeChecker.getShorthandAssignmentValueSymbol(symbol.valueDeclaration); - if (!shorthandSymbol) { - return []; + if (flags & 16 /* Function */) + return isLocalVariableOrFunction(symbol) ? "local function" /* localFunctionElement */ : "function" /* functionElement */; + if (flags & 32768 /* GetAccessor */) + return "getter" /* memberGetAccessorElement */; + if (flags & 65536 /* SetAccessor */) + return "setter" /* memberSetAccessorElement */; + if (flags & 8192 /* Method */) + return "method" /* memberFunctionElement */; + if (flags & 16384 /* Constructor */) + return "constructor" /* constructorImplementationElement */; + if (flags & 4 /* Property */) { + if (flags & 33554432 /* Transient */ && symbol.checkFlags & 6 /* Synthetic */) { + // If union property is result of union of non method (property/accessors/variables), it is labeled as property + var unionPropertyKind = ts.forEach(typeChecker.getRootSymbols(symbol), function (rootSymbol) { + var rootSymbolFlags = rootSymbol.getFlags(); + if (rootSymbolFlags & (98308 /* PropertyOrAccessor */ | 3 /* Variable */)) { + return "property" /* memberVariableElement */; + } + // May be a Function if this was from `typeof N` with `namespace N { function f();. }`. + ts.Debug.assert(!!(rootSymbolFlags & (8192 /* Method */ | 16 /* Function */))); + }); + if (!unionPropertyKind) { + // If this was union of all methods, + // make sure it has call signatures before we can label it as method + var typeOfUnionProperty = typeChecker.getTypeOfSymbolAtLocation(symbol, location); + if (typeOfUnionProperty.getCallSignatures().length) { + return "method" /* memberFunctionElement */; + } + return "property" /* memberVariableElement */; + } + return unionPropertyKind; } - var shorthandDeclarations = shorthandSymbol.getDeclarations(); - var shorthandSymbolKind_1 = ts.SymbolDisplay.getSymbolKind(typeChecker, shorthandSymbol, node); - var shorthandSymbolName_1 = typeChecker.symbolToString(shorthandSymbol); - var shorthandContainerName_1 = typeChecker.symbolToString(symbol.parent, node); - return ts.map(shorthandDeclarations, function (declaration) { return createDefinitionInfo(declaration, shorthandSymbolKind_1, shorthandSymbolName_1, shorthandContainerName_1); }); + if (location.parent && ts.isJsxAttribute(location.parent)) { + return "JSX attribute" /* jsxAttribute */; + } + return "property" /* memberVariableElement */; } - return getDefinitionFromSymbol(typeChecker, symbol, node); + return "" /* unknown */; } - GoToDefinition.getDefinitionAtPosition = getDefinitionAtPosition; - /// Goto type - function getTypeDefinitionAtPosition(typeChecker, sourceFile, position) { - var node = ts.getTouchingPropertyName(sourceFile, position); - if (node === sourceFile) { - return undefined; + function getSymbolModifiers(symbol) { + return symbol && symbol.declarations && symbol.declarations.length > 0 + ? ts.getNodeModifiers(symbol.declarations[0]) + : "" /* none */; + } + SymbolDisplay.getSymbolModifiers = getSymbolModifiers; + // TODO(drosen): Currently completion entry details passes the SemanticMeaning.All instead of using semanticMeaning of location + function getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, enclosingDeclaration, location, semanticMeaning) { + if (semanticMeaning === void 0) { semanticMeaning = ts.getMeaningFromLocation(location); } + var displayParts = []; + var documentation; + var tags; + var symbolFlags = ts.getCombinedLocalAndExportSymbolFlags(symbol); + var symbolKind = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, location); + var hasAddedSymbolInfo; + var isThisExpression = location.kind === 99 /* ThisKeyword */ && ts.isExpression(location); + var type; + // Class at constructor site need to be shown as constructor apart from property,method, vars + if (symbolKind !== "" /* unknown */ || symbolFlags & 32 /* Class */ || symbolFlags & 2097152 /* Alias */) { + // If it is accessor they are allowed only if location is at name of the accessor + if (symbolKind === "getter" /* memberGetAccessorElement */ || symbolKind === "setter" /* memberSetAccessorElement */) { + symbolKind = "property" /* memberVariableElement */; + } + var signature = void 0; + type = isThisExpression ? typeChecker.getTypeAtLocation(location) : typeChecker.getTypeOfSymbolAtLocation(symbol.exportSymbol || symbol, location); + if (location.parent && location.parent.kind === 179 /* PropertyAccessExpression */) { + var right = location.parent.name; + // Either the location is on the right of a property access, or on the left and the right is missing + if (right === location || (right && right.getFullWidth() === 0)) { + location = location.parent; + } + } + // try get the call/construct signature from the type if it matches + var callExpressionLike = void 0; + if (ts.isCallOrNewExpression(location)) { + callExpressionLike = location; + } + else if (ts.isCallExpressionTarget(location) || ts.isNewExpressionTarget(location)) { + callExpressionLike = location.parent; + } + else if (location.parent && ts.isJsxOpeningLikeElement(location.parent) && ts.isFunctionLike(symbol.valueDeclaration)) { + callExpressionLike = location.parent; + } + if (callExpressionLike) { + var candidateSignatures = []; + signature = typeChecker.getResolvedSignature(callExpressionLike, candidateSignatures); + var useConstructSignatures = callExpressionLike.kind === 182 /* NewExpression */ || (ts.isCallExpression(callExpressionLike) && callExpressionLike.expression.kind === 97 /* SuperKeyword */); + var allSignatures = useConstructSignatures ? type.getConstructSignatures() : type.getCallSignatures(); + if (!ts.contains(allSignatures, signature.target) && !ts.contains(allSignatures, signature)) { + // Get the first signature if there is one -- allSignatures may contain + // either the original signature or its target, so check for either + signature = allSignatures.length ? allSignatures[0] : undefined; + } + if (signature) { + if (useConstructSignatures && (symbolFlags & 32 /* Class */)) { + // Constructor + symbolKind = "constructor" /* constructorImplementationElement */; + addPrefixForAnyFunctionOrVar(type.symbol, symbolKind); + } + else if (symbolFlags & 2097152 /* Alias */) { + symbolKind = "alias" /* alias */; + pushTypePart(symbolKind); + displayParts.push(ts.spacePart()); + if (useConstructSignatures) { + displayParts.push(ts.keywordPart(94 /* NewKeyword */)); + displayParts.push(ts.spacePart()); + } + addFullSymbolName(symbol); + } + else { + addPrefixForAnyFunctionOrVar(symbol, symbolKind); + } + switch (symbolKind) { + case "JSX attribute" /* jsxAttribute */: + case "property" /* memberVariableElement */: + case "var" /* variableElement */: + case "const" /* constElement */: + case "let" /* letElement */: + case "parameter" /* parameterElement */: + case "local var" /* localVariableElement */: + // If it is call or construct signature of lambda's write type name + displayParts.push(ts.punctuationPart(56 /* ColonToken */)); + displayParts.push(ts.spacePart()); + if (useConstructSignatures) { + displayParts.push(ts.keywordPart(94 /* NewKeyword */)); + displayParts.push(ts.spacePart()); + } + if (!(type.flags & 32768 /* Object */ && type.objectFlags & 16 /* Anonymous */) && type.symbol) { + ts.addRange(displayParts, ts.symbolToDisplayParts(typeChecker, type.symbol, enclosingDeclaration, /*meaning*/ undefined, 1 /* WriteTypeParametersOrArguments */)); + } + addSignatureDisplayParts(signature, allSignatures, 16 /* WriteArrowStyleSignature */); + break; + default: + // Just signature + addSignatureDisplayParts(signature, allSignatures); + } + hasAddedSymbolInfo = true; + } + } + else if ((ts.isNameOfFunctionDeclaration(location) && !(symbolFlags & 98304 /* Accessor */)) || // name of function declaration + (location.kind === 123 /* ConstructorKeyword */ && location.parent.kind === 152 /* Constructor */)) { + // get the signature from the declaration and write it + var functionDeclaration_1 = location.parent; + // Use function declaration to write the signatures only if the symbol corresponding to this declaration + var locationIsSymbolDeclaration = ts.find(symbol.declarations, function (declaration) { + return declaration === (location.kind === 123 /* ConstructorKeyword */ ? functionDeclaration_1.parent : functionDeclaration_1); + }); + if (locationIsSymbolDeclaration) { + var allSignatures = functionDeclaration_1.kind === 152 /* Constructor */ ? type.getNonNullableType().getConstructSignatures() : type.getNonNullableType().getCallSignatures(); + if (!typeChecker.isImplementationOfOverload(functionDeclaration_1)) { + signature = typeChecker.getSignatureFromDeclaration(functionDeclaration_1); + } + else { + signature = allSignatures[0]; + } + if (functionDeclaration_1.kind === 152 /* Constructor */) { + // show (constructor) Type(...) signature + symbolKind = "constructor" /* constructorImplementationElement */; + addPrefixForAnyFunctionOrVar(type.symbol, symbolKind); + } + else { + // (function/method) symbol(..signature) + addPrefixForAnyFunctionOrVar(functionDeclaration_1.kind === 155 /* CallSignature */ && + !(type.symbol.flags & 2048 /* TypeLiteral */ || type.symbol.flags & 4096 /* ObjectLiteral */) ? type.symbol : symbol, symbolKind); + } + addSignatureDisplayParts(signature, allSignatures); + hasAddedSymbolInfo = true; + } + } } - var symbol = typeChecker.getSymbolAtLocation(node); - if (!symbol) { - return undefined; + if (symbolFlags & 32 /* Class */ && !hasAddedSymbolInfo && !isThisExpression) { + if (ts.getDeclarationOfKind(symbol, 199 /* ClassExpression */)) { + // Special case for class expressions because we would like to indicate that + // the class name is local to the class body (similar to function expression) + // (local class) class + pushTypePart("local class" /* localClassElement */); + } + else { + // Class declaration has name which is not local. + displayParts.push(ts.keywordPart(75 /* ClassKeyword */)); + } + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); + writeTypeParametersOfSymbol(symbol, sourceFile); } - var type = typeChecker.getTypeOfSymbolAtLocation(symbol, node); - if (!type) { - return undefined; + if ((symbolFlags & 64 /* Interface */) && (semanticMeaning & 2 /* Type */)) { + addNewLineIfDisplayPartsExist(); + displayParts.push(ts.keywordPart(109 /* InterfaceKeyword */)); + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); + writeTypeParametersOfSymbol(symbol, sourceFile); } - if (type.flags & 65536 /* Union */ && !(type.flags & 16 /* Enum */)) { - var result_6 = []; - ts.forEach(type.types, function (t) { - if (t.symbol) { - ts.addRange(/*to*/ result_6, /*from*/ getDefinitionFromSymbol(typeChecker, t.symbol, node)); + if (symbolFlags & 524288 /* TypeAlias */) { + addNewLineIfDisplayPartsExist(); + displayParts.push(ts.keywordPart(138 /* TypeKeyword */)); + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); + writeTypeParametersOfSymbol(symbol, sourceFile); + displayParts.push(ts.spacePart()); + displayParts.push(ts.operatorPart(58 /* EqualsToken */)); + displayParts.push(ts.spacePart()); + ts.addRange(displayParts, ts.typeToDisplayParts(typeChecker, typeChecker.getDeclaredTypeOfSymbol(symbol), enclosingDeclaration, 1024 /* InTypeAlias */)); + } + if (symbolFlags & 384 /* Enum */) { + addNewLineIfDisplayPartsExist(); + if (ts.forEach(symbol.declarations, ts.isConstEnumDeclaration)) { + displayParts.push(ts.keywordPart(76 /* ConstKeyword */)); + displayParts.push(ts.spacePart()); + } + displayParts.push(ts.keywordPart(83 /* EnumKeyword */)); + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); + } + if (symbolFlags & 1536 /* Module */) { + addNewLineIfDisplayPartsExist(); + var declaration = ts.getDeclarationOfKind(symbol, 233 /* ModuleDeclaration */); + var isNamespace = declaration && declaration.name && declaration.name.kind === 71 /* Identifier */; + displayParts.push(ts.keywordPart(isNamespace ? 129 /* NamespaceKeyword */ : 128 /* ModuleKeyword */)); + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); + } + if ((symbolFlags & 262144 /* TypeParameter */) && (semanticMeaning & 2 /* Type */)) { + addNewLineIfDisplayPartsExist(); + displayParts.push(ts.punctuationPart(19 /* OpenParenToken */)); + displayParts.push(ts.textPart("type parameter")); + displayParts.push(ts.punctuationPart(20 /* CloseParenToken */)); + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); + if (symbol.parent) { + // Class/Interface type parameter + addInPrefix(); + addFullSymbolName(symbol.parent, enclosingDeclaration); + writeTypeParametersOfSymbol(symbol.parent, enclosingDeclaration); + } + else { + // Method/function type parameter + var decl = ts.getDeclarationOfKind(symbol, 145 /* TypeParameter */); + ts.Debug.assert(decl !== undefined); + var declaration = decl.parent; + if (declaration) { + if (ts.isFunctionLikeKind(declaration.kind)) { + addInPrefix(); + var signature = typeChecker.getSignatureFromDeclaration(declaration); + if (declaration.kind === 156 /* ConstructSignature */) { + displayParts.push(ts.keywordPart(94 /* NewKeyword */)); + displayParts.push(ts.spacePart()); + } + else if (declaration.kind !== 155 /* CallSignature */ && declaration.name) { + addFullSymbolName(declaration.symbol); + } + ts.addRange(displayParts, ts.signatureToDisplayParts(typeChecker, signature, sourceFile, 64 /* WriteTypeArgumentsOfSignature */)); + } + else if (declaration.kind === 231 /* TypeAliasDeclaration */) { + // Type alias type parameter + // For example + // type list = T[]; // Both T will go through same code path + addInPrefix(); + displayParts.push(ts.keywordPart(138 /* TypeKeyword */)); + displayParts.push(ts.spacePart()); + addFullSymbolName(declaration.symbol); + writeTypeParametersOfSymbol(declaration.symbol, sourceFile); + } } - }); - return result_6; + } } - if (!type.symbol) { - return undefined; + if (symbolFlags & 8 /* EnumMember */) { + symbolKind = "enum member" /* enumMemberElement */; + addPrefixForAnyFunctionOrVar(symbol, "enum member"); + var declaration = symbol.declarations[0]; + if (declaration.kind === 264 /* EnumMember */) { + var constantValue = typeChecker.getConstantValue(declaration); + if (constantValue !== undefined) { + displayParts.push(ts.spacePart()); + displayParts.push(ts.operatorPart(58 /* EqualsToken */)); + displayParts.push(ts.spacePart()); + displayParts.push(ts.displayPart(ts.getTextOfConstantValue(constantValue), typeof constantValue === "number" ? ts.SymbolDisplayPartKind.numericLiteral : ts.SymbolDisplayPartKind.stringLiteral)); + } + } } - return getDefinitionFromSymbol(typeChecker, type.symbol, node); - } - GoToDefinition.getTypeDefinitionAtPosition = getTypeDefinitionAtPosition; - function getDefinitionFromSymbol(typeChecker, symbol, node) { - var result = []; - var declarations = symbol.getDeclarations(); - var _a = getSymbolInfo(typeChecker, symbol, node), symbolName = _a.symbolName, symbolKind = _a.symbolKind, containerName = _a.containerName; - if (!tryAddConstructSignature(symbol, node, symbolKind, symbolName, containerName, result) && - !tryAddCallSignature(symbol, node, symbolKind, symbolName, containerName, result)) { - // Just add all the declarations. - ts.forEach(declarations, function (declaration) { - result.push(createDefinitionInfo(declaration, symbolKind, symbolName, containerName)); + if (symbolFlags & 2097152 /* Alias */) { + addNewLineIfDisplayPartsExist(); + switch (symbol.declarations[0].kind) { + case 236 /* NamespaceExportDeclaration */: + displayParts.push(ts.keywordPart(84 /* ExportKeyword */)); + displayParts.push(ts.spacePart()); + displayParts.push(ts.keywordPart(129 /* NamespaceKeyword */)); + break; + case 243 /* ExportAssignment */: + displayParts.push(ts.keywordPart(84 /* ExportKeyword */)); + displayParts.push(ts.spacePart()); + displayParts.push(ts.keywordPart(symbol.declarations[0].isExportEquals ? 58 /* EqualsToken */ : 79 /* DefaultKeyword */)); + break; + default: + displayParts.push(ts.keywordPart(91 /* ImportKeyword */)); + } + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); + ts.forEach(symbol.declarations, function (declaration) { + if (declaration.kind === 237 /* ImportEqualsDeclaration */) { + var importEqualsDeclaration = declaration; + if (ts.isExternalModuleImportEqualsDeclaration(importEqualsDeclaration)) { + displayParts.push(ts.spacePart()); + displayParts.push(ts.operatorPart(58 /* EqualsToken */)); + displayParts.push(ts.spacePart()); + displayParts.push(ts.keywordPart(132 /* RequireKeyword */)); + displayParts.push(ts.punctuationPart(19 /* OpenParenToken */)); + displayParts.push(ts.displayPart(ts.getTextOfNode(ts.getExternalModuleImportEqualsDeclarationExpression(importEqualsDeclaration)), ts.SymbolDisplayPartKind.stringLiteral)); + displayParts.push(ts.punctuationPart(20 /* CloseParenToken */)); + } + else { + var internalAliasSymbol = typeChecker.getSymbolAtLocation(importEqualsDeclaration.moduleReference); + if (internalAliasSymbol) { + displayParts.push(ts.spacePart()); + displayParts.push(ts.operatorPart(58 /* EqualsToken */)); + displayParts.push(ts.spacePart()); + addFullSymbolName(internalAliasSymbol, enclosingDeclaration); + } + } + return true; + } }); } - return result; - function tryAddConstructSignature(symbol, location, symbolKind, symbolName, containerName, result) { - // Applicable only if we are in a new expression, or we are on a constructor declaration - // and in either case the symbol has a construct signature definition, i.e. class - if (ts.isNewExpressionTarget(location) || location.kind === 122 /* ConstructorKeyword */) { - if (symbol.flags & 32 /* Class */) { - // Find the first class-like declaration and try to get the construct signature. - for (var _i = 0, _a = symbol.getDeclarations(); _i < _a.length; _i++) { + if (!hasAddedSymbolInfo) { + if (symbolKind !== "" /* unknown */) { + if (type) { + if (isThisExpression) { + addNewLineIfDisplayPartsExist(); + displayParts.push(ts.keywordPart(99 /* ThisKeyword */)); + } + else { + addPrefixForAnyFunctionOrVar(symbol, symbolKind); + } + // For properties, variables and local vars: show the type + if (symbolKind === "property" /* memberVariableElement */ || + symbolKind === "JSX attribute" /* jsxAttribute */ || + symbolFlags & 3 /* Variable */ || + symbolKind === "local var" /* localVariableElement */ || + isThisExpression) { + displayParts.push(ts.punctuationPart(56 /* ColonToken */)); + displayParts.push(ts.spacePart()); + // If the type is type parameter, format it specially + if (type.symbol && type.symbol.flags & 262144 /* TypeParameter */) { + var typeParameterParts = ts.mapToDisplayParts(function (writer) { + typeChecker.getSymbolDisplayBuilder().buildTypeParameterDisplay(type, writer, enclosingDeclaration); + }); + ts.addRange(displayParts, typeParameterParts); + } + else { + ts.addRange(displayParts, ts.typeToDisplayParts(typeChecker, type, enclosingDeclaration)); + } + } + else if (symbolFlags & 16 /* Function */ || + symbolFlags & 8192 /* Method */ || + symbolFlags & 16384 /* Constructor */ || + symbolFlags & 131072 /* Signature */ || + symbolFlags & 98304 /* Accessor */ || + symbolKind === "method" /* memberFunctionElement */) { + var allSignatures = type.getNonNullableType().getCallSignatures(); + if (allSignatures.length) { + addSignatureDisplayParts(allSignatures[0], allSignatures); + } + } + } + } + else { + symbolKind = getSymbolKind(typeChecker, symbol, location); + } + } + if (!documentation) { + documentation = symbol.getDocumentationComment(); + tags = symbol.getJsDocTags(); + if (documentation.length === 0 && symbolFlags & 4 /* Property */) { + // For some special property access expressions like `exports.foo = foo` or `module.exports.foo = foo` + // there documentation comments might be attached to the right hand side symbol of their declarations. + // The pattern of such special property access is that the parent symbol is the symbol of the file. + if (symbol.parent && ts.forEach(symbol.parent.declarations, function (declaration) { return declaration.kind === 265 /* SourceFile */; })) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (ts.isClassLike(declaration)) { - return tryAddSignature(declaration.members, - /*selectConstructors*/ true, symbolKind, symbolName, containerName, result); + if (!declaration.parent || declaration.parent.kind !== 194 /* BinaryExpression */) { + continue; + } + var rhsSymbol = typeChecker.getSymbolAtLocation(declaration.parent.right); + if (!rhsSymbol) { + continue; + } + documentation = rhsSymbol.getDocumentationComment(); + tags = rhsSymbol.getJsDocTags(); + if (documentation.length > 0) { + break; } } - ts.Debug.fail("Expected declaration to have at least one class-like declaration"); } } - return false; } - function tryAddCallSignature(symbol, location, symbolKind, symbolName, containerName, result) { - if (ts.isCallExpressionTarget(location) || ts.isNewExpressionTarget(location) || ts.isNameOfFunctionDeclaration(location)) { - return tryAddSignature(symbol.declarations, /*selectConstructors*/ false, symbolKind, symbolName, containerName, result); + return { displayParts: displayParts, documentation: documentation, symbolKind: symbolKind, tags: tags }; + function addNewLineIfDisplayPartsExist() { + if (displayParts.length) { + displayParts.push(ts.lineBreakPart()); } - return false; } - function tryAddSignature(signatureDeclarations, selectConstructors, symbolKind, symbolName, containerName, result) { - var declarations = []; - var definition; - ts.forEach(signatureDeclarations, function (d) { - if ((selectConstructors && d.kind === 150 /* Constructor */) || - (!selectConstructors && (d.kind === 225 /* FunctionDeclaration */ || d.kind === 149 /* MethodDeclaration */ || d.kind === 148 /* MethodSignature */))) { - declarations.push(d); - if (d.body) - definition = d; - } - }); - if (definition) { - result.push(createDefinitionInfo(definition, symbolKind, symbolName, containerName)); - return true; + function addInPrefix() { + displayParts.push(ts.spacePart()); + displayParts.push(ts.keywordPart(92 /* InKeyword */)); + displayParts.push(ts.spacePart()); + } + function addFullSymbolName(symbol, enclosingDeclaration) { + var fullSymbolDisplayParts = ts.symbolToDisplayParts(typeChecker, symbol, enclosingDeclaration || sourceFile, /*meaning*/ undefined, 1 /* WriteTypeParametersOrArguments */ | 2 /* UseOnlyExternalAliasing */); + ts.addRange(displayParts, fullSymbolDisplayParts); + } + function addPrefixForAnyFunctionOrVar(symbol, symbolKind) { + addNewLineIfDisplayPartsExist(); + if (symbolKind) { + pushTypePart(symbolKind); + displayParts.push(ts.spacePart()); + addFullSymbolName(symbol); } - else if (declarations.length) { - result.push(createDefinitionInfo(ts.lastOrUndefined(declarations), symbolKind, symbolName, containerName)); - return true; + } + function pushTypePart(symbolKind) { + switch (symbolKind) { + case "var" /* variableElement */: + case "function" /* functionElement */: + case "let" /* letElement */: + case "const" /* constElement */: + case "constructor" /* constructorImplementationElement */: + displayParts.push(ts.textOrKeywordPart(symbolKind)); + return; + default: + displayParts.push(ts.punctuationPart(19 /* OpenParenToken */)); + displayParts.push(ts.textOrKeywordPart(symbolKind)); + displayParts.push(ts.punctuationPart(20 /* CloseParenToken */)); + return; } - return false; } - } - function createDefinitionInfo(node, symbolKind, symbolName, containerName) { - return { - fileName: node.getSourceFile().fileName, - textSpan: ts.createTextSpanFromBounds(node.getStart(), node.getEnd()), - kind: symbolKind, - name: symbolName, - containerKind: undefined, - containerName: containerName - }; - } - function getSymbolInfo(typeChecker, symbol, node) { - return { - symbolName: typeChecker.symbolToString(symbol), - symbolKind: ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, node), - containerName: symbol.parent ? typeChecker.symbolToString(symbol.parent, node) : "" - }; - } - function createDefinitionFromSignatureDeclaration(typeChecker, decl) { - var _a = getSymbolInfo(typeChecker, decl.symbol, decl), symbolName = _a.symbolName, symbolKind = _a.symbolKind, containerName = _a.containerName; - return createDefinitionInfo(decl, symbolKind, symbolName, containerName); - } - function findReferenceInPosition(refs, pos) { - for (var _i = 0, refs_1 = refs; _i < refs_1.length; _i++) { - var ref = refs_1[_i]; - if (ref.pos <= pos && pos < ref.end) { - return ref; + function addSignatureDisplayParts(signature, allSignatures, flags) { + ts.addRange(displayParts, ts.signatureToDisplayParts(typeChecker, signature, enclosingDeclaration, flags | 64 /* WriteTypeArgumentsOfSignature */)); + if (allSignatures.length > 1) { + displayParts.push(ts.spacePart()); + displayParts.push(ts.punctuationPart(19 /* OpenParenToken */)); + displayParts.push(ts.operatorPart(37 /* PlusToken */)); + displayParts.push(ts.displayPart((allSignatures.length - 1).toString(), ts.SymbolDisplayPartKind.numericLiteral)); + displayParts.push(ts.spacePart()); + displayParts.push(ts.textPart(allSignatures.length === 2 ? "overload" : "overloads")); + displayParts.push(ts.punctuationPart(20 /* CloseParenToken */)); } + documentation = signature.getDocumentationComment(); + tags = signature.getJsDocTags(); + } + function writeTypeParametersOfSymbol(symbol, enclosingDeclaration) { + var typeParameterParts = ts.mapToDisplayParts(function (writer) { + typeChecker.getSymbolDisplayBuilder().buildTypeParameterDisplayFromSymbol(symbol, writer, enclosingDeclaration); + }); + ts.addRange(displayParts, typeParameterParts); } - return undefined; - } - function getDefinitionInfoForFileReference(name, targetFileName) { - return { - fileName: targetFileName, - textSpan: ts.createTextSpanFromBounds(0, 0), - kind: ts.ScriptElementKind.scriptElement, - name: name, - containerName: undefined, - containerKind: undefined - }; - } - /** Returns a CallLikeExpression where `node` is the target being invoked. */ - function getAncestorCallLikeExpression(node) { - var target = climbPastManyPropertyAccesses(node); - var callLike = target.parent; - return callLike && ts.isCallLikeExpression(callLike) && ts.getInvokedExpression(callLike) === target && callLike; - } - function climbPastManyPropertyAccesses(node) { - return ts.isRightSideOfPropertyAccess(node) ? climbPastManyPropertyAccesses(node.parent) : node; } - function tryGetSignatureDeclaration(typeChecker, node) { - var callLike = getAncestorCallLikeExpression(node); - return callLike && typeChecker.getResolvedSignature(callLike).declaration; + SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind = getSymbolDisplayPartsDocumentationAndSymbolKind; + function isLocalVariableOrFunction(symbol) { + if (symbol.parent) { + return false; // This is exported symbol + } + return ts.forEach(symbol.declarations, function (declaration) { + // Function expressions are local + if (declaration.kind === 186 /* FunctionExpression */) { + return true; + } + if (declaration.kind !== 226 /* VariableDeclaration */ && declaration.kind !== 228 /* FunctionDeclaration */) { + return false; + } + // If the parent is not sourceFile or module block it is local variable + for (var parent = declaration.parent; !ts.isFunctionBlock(parent); parent = parent.parent) { + // Reached source file or module block + if (parent.kind === 265 /* SourceFile */ || parent.kind === 234 /* ModuleBlock */) { + return false; + } + } + // parent is in function block + return true; + }); } - })(GoToDefinition = ts.GoToDefinition || (ts.GoToDefinition = {})); + })(SymbolDisplay = ts.SymbolDisplay || (ts.SymbolDisplay = {})); })(ts || (ts = {})); -/* @internal */ var ts; (function (ts) { - var GoToImplementation; - (function (GoToImplementation) { - function getImplementationAtPosition(typeChecker, cancellationToken, sourceFiles, node) { - // If invoked directly on a shorthand property assignment, then return - // the declaration of the symbol being assigned (not the symbol being assigned to). - if (node.parent.kind === 258 /* ShorthandPropertyAssignment */) { - var result = []; - ts.FindAllReferences.getReferenceEntriesForShorthandPropertyAssignment(node, typeChecker, result); - return result.length > 0 ? result : undefined; + /* + * This function will compile source text from 'input' argument using specified compiler options. + * If not options are provided - it will use a set of default compiler options. + * Extra compiler options that will unconditionally be used by this function are: + * - isolatedModules = true + * - allowNonTsExtensions = true + * - noLib = true + * - noResolve = true + */ + function transpileModule(input, transpileOptions) { + var diagnostics = []; + var options = transpileOptions.compilerOptions ? fixupCompilerOptions(transpileOptions.compilerOptions, diagnostics) : ts.getDefaultCompilerOptions(); + options.isolatedModules = true; + // transpileModule does not write anything to disk so there is no need to verify that there are no conflicts between input and output paths. + options.suppressOutputPathCheck = true; + // Filename can be non-ts file. + options.allowNonTsExtensions = true; + // We are not returning a sourceFile for lib file when asked by the program, + // so pass --noLib to avoid reporting a file not found error. + options.noLib = true; + // Clear out other settings that would not be used in transpiling this module + options.lib = undefined; + options.types = undefined; + options.noEmit = undefined; + options.noEmitOnError = undefined; + options.paths = undefined; + options.rootDirs = undefined; + options.declaration = undefined; + options.declarationDir = undefined; + options.out = undefined; + options.outFile = undefined; + // We are not doing a full typecheck, we are not resolving the whole context, + // so pass --noResolve to avoid reporting missing file errors. + options.noResolve = true; + // if jsx is specified then treat file as .tsx + var inputFileName = transpileOptions.fileName || (options.jsx ? "module.tsx" : "module.ts"); + var sourceFile = ts.createSourceFile(inputFileName, input, options.target); + if (transpileOptions.moduleName) { + sourceFile.moduleName = transpileOptions.moduleName; + } + if (transpileOptions.renamedDependencies) { + sourceFile.renamedDependencies = ts.createMapFromTemplate(transpileOptions.renamedDependencies); + } + var newLine = ts.getNewLineCharacter(options); + // Output + var outputText; + var sourceMapText; + // Create a compilerHost object to allow the compiler to read and write files + var compilerHost = { + getSourceFile: function (fileName) { return fileName === ts.normalizePath(inputFileName) ? sourceFile : undefined; }, + writeFile: function (name, text) { + if (ts.fileExtensionIs(name, ".map")) { + ts.Debug.assertEqual(sourceMapText, undefined, "Unexpected multiple source map outputs, file:", name); + sourceMapText = text; + } + else { + ts.Debug.assertEqual(outputText, undefined, "Unexpected multiple outputs, file:", name); + outputText = text; + } + }, + getDefaultLibFileName: function () { return "lib.d.ts"; }, + useCaseSensitiveFileNames: function () { return false; }, + getCanonicalFileName: function (fileName) { return fileName; }, + getCurrentDirectory: function () { return ""; }, + getNewLine: function () { return newLine; }, + fileExists: function (fileName) { return fileName === inputFileName; }, + readFile: function () { return ""; }, + directoryExists: function () { return true; }, + getDirectories: function () { return []; } + }; + var program = ts.createProgram([inputFileName], options, compilerHost); + if (transpileOptions.reportDiagnostics) { + ts.addRange(/*to*/ diagnostics, /*from*/ program.getSyntacticDiagnostics(sourceFile)); + ts.addRange(/*to*/ diagnostics, /*from*/ program.getOptionsDiagnostics()); + } + // Emit + program.emit(/*targetSourceFile*/ undefined, /*writeFile*/ undefined, /*cancellationToken*/ undefined, /*emitOnlyDtsFiles*/ undefined, transpileOptions.transformers); + ts.Debug.assert(outputText !== undefined, "Output generation failed"); + return { outputText: outputText, diagnostics: diagnostics, sourceMapText: sourceMapText }; + } + ts.transpileModule = transpileModule; + /* + * This is a shortcut function for transpileModule - it accepts transpileOptions as parameters and returns only outputText part of the result. + */ + function transpile(input, compilerOptions, fileName, diagnostics, moduleName) { + var output = transpileModule(input, { compilerOptions: compilerOptions, fileName: fileName, reportDiagnostics: !!diagnostics, moduleName: moduleName }); + // addRange correctly handles cases when wither 'from' or 'to' argument is missing + ts.addRange(diagnostics, output.diagnostics); + return output.outputText; + } + ts.transpile = transpile; + var commandLineOptionsStringToEnum; + /** JS users may pass in string values for enum compiler options (such as ModuleKind), so convert. */ + /*@internal*/ + function fixupCompilerOptions(options, diagnostics) { + // Lazily create this value to fix module loading errors. + commandLineOptionsStringToEnum = commandLineOptionsStringToEnum || ts.filter(ts.optionDeclarations, function (o) { + return typeof o.type === "object" && !ts.forEachEntry(o.type, function (v) { return typeof v !== "number"; }); + }); + options = ts.cloneCompilerOptions(options); + var _loop_7 = function (opt) { + if (!ts.hasProperty(options, opt.name)) { + return "continue"; } - else if (node.kind === 96 /* SuperKeyword */ || ts.isSuperProperty(node.parent)) { - // References to and accesses on the super keyword only have one possible implementation, so no - // need to "Find all References" - var symbol = typeChecker.getSymbolAtLocation(node); - return symbol.valueDeclaration && [ts.FindAllReferences.getReferenceEntryFromNode(symbol.valueDeclaration)]; + var value = options[opt.name]; + // Value should be a key of opt.type + if (ts.isString(value)) { + // If value is not a string, this will fail + options[opt.name] = ts.parseCustomTypeOption(opt, value, diagnostics); } else { - // Perform "Find all References" and retrieve only those that are implementations - var referencedSymbols = ts.FindAllReferences.getReferencedSymbolsForNode(typeChecker, cancellationToken, node, sourceFiles, /*findInStrings*/ false, /*findInComments*/ false, /*implementations*/ true); - var result = ts.flatMap(referencedSymbols, function (symbol) { - return ts.map(symbol.references, function (_a) { - var textSpan = _a.textSpan, fileName = _a.fileName; - return ({ textSpan: textSpan, fileName: fileName }); - }); - }); - return result && result.length > 0 ? result : undefined; + if (!ts.forEachEntry(opt.type, function (v) { return v === value; })) { + // Supplied value isn't a valid enum value. + diagnostics.push(ts.createCompilerDiagnosticForInvalidCustomType(opt)); + } } + }; + for (var _i = 0, commandLineOptionsStringToEnum_1 = commandLineOptionsStringToEnum; _i < commandLineOptionsStringToEnum_1.length; _i++) { + var opt = commandLineOptionsStringToEnum_1[_i]; + _loop_7(opt); } - GoToImplementation.getImplementationAtPosition = getImplementationAtPosition; - })(GoToImplementation = ts.GoToImplementation || (ts.GoToImplementation = {})); + return options; + } + ts.fixupCompilerOptions = fixupCompilerOptions; })(ts || (ts = {})); +/// +/// /* @internal */ var ts; (function (ts) { - var JsDoc; - (function (JsDoc) { - var jsDocTagNames = [ - "augments", - "author", - "argument", - "borrows", - "class", - "constant", - "constructor", - "constructs", - "default", - "deprecated", - "description", - "event", - "example", - "extends", - "field", - "fileOverview", - "function", - "ignore", - "inner", - "lends", - "link", - "memberOf", - "method", - "name", - "namespace", - "param", - "private", - "property", - "public", - "requires", - "returns", - "see", - "since", - "static", - "throws", - "type", - "typedef", - "property", - "prop", - "version" - ]; - var jsDocCompletionEntries; - function getJsDocCommentsFromDeclarations(declarations) { - // Only collect doc comments from duplicate declarations once: - // In case of a union property there might be same declaration multiple times - // which only varies in type parameter - // Eg. const a: Array | Array; a.length - // The property length will have two declarations of property length coming - // from Array - Array and Array - var documentationComment = []; - forEachUnique(declarations, function (declaration) { - var comments = ts.getCommentsFromJSDoc(declaration); - if (!comments) { - return; - } - for (var _i = 0, comments_3 = comments; _i < comments_3.length; _i++) { - var comment = comments_3[_i]; - if (comment) { - if (documentationComment.length) { - documentationComment.push(ts.lineBreakPart()); - } - documentationComment.push(ts.textPart(comment)); - } - } + var formatting; + (function (formatting) { + var standardScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, 0 /* Standard */); + var jsxScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, 1 /* JSX */); + var ScanAction; + (function (ScanAction) { + ScanAction[ScanAction["Scan"] = 0] = "Scan"; + ScanAction[ScanAction["RescanGreaterThanToken"] = 1] = "RescanGreaterThanToken"; + ScanAction[ScanAction["RescanSlashToken"] = 2] = "RescanSlashToken"; + ScanAction[ScanAction["RescanTemplateToken"] = 3] = "RescanTemplateToken"; + ScanAction[ScanAction["RescanJsxIdentifier"] = 4] = "RescanJsxIdentifier"; + ScanAction[ScanAction["RescanJsxText"] = 5] = "RescanJsxText"; + })(ScanAction || (ScanAction = {})); + function getFormattingScanner(text, languageVariant, startPos, endPos, cb) { + var scanner = languageVariant === 1 /* JSX */ ? jsxScanner : standardScanner; + scanner.setText(text); + scanner.setTextPos(startPos); + var wasNewLine = true; + var leadingTrivia; + var trailingTrivia; + var savedPos; + var lastScanAction; + var lastTokenInfo; + var res = cb({ + advance: advance, + readTokenInfo: readTokenInfo, + isOnToken: isOnToken, + getCurrentLeadingTrivia: function () { return leadingTrivia; }, + lastTrailingTriviaWasNewLine: function () { return wasNewLine; }, + skipToEndOf: skipToEndOf, }); - return documentationComment; - } - JsDoc.getJsDocCommentsFromDeclarations = getJsDocCommentsFromDeclarations; - function getJsDocTagsFromDeclarations(declarations) { - // Only collect doc comments from duplicate declarations once. - var tags = []; - forEachUnique(declarations, function (declaration) { - var jsDocs = ts.getJSDocs(declaration); - if (!jsDocs) { - return; + lastTokenInfo = undefined; + scanner.setText(undefined); + return res; + function advance() { + lastTokenInfo = undefined; + var isStarted = scanner.getStartPos() !== startPos; + if (isStarted) { + wasNewLine = trailingTrivia && ts.lastOrUndefined(trailingTrivia).kind === 4 /* NewLineTrivia */; } - for (var _i = 0, jsDocs_1 = jsDocs; _i < jsDocs_1.length; _i++) { - var doc = jsDocs_1[_i]; - var tagsForDoc = doc.tags; - if (tagsForDoc) { - tags.push.apply(tags, tagsForDoc.filter(function (tag) { return tag.kind === 279 /* JSDocTag */; }).map(function (jsDocTag) { - return { - name: jsDocTag.tagName.text, - text: jsDocTag.comment - }; - })); + else { + scanner.scan(); + } + leadingTrivia = undefined; + trailingTrivia = undefined; + var pos = scanner.getStartPos(); + // Read leading trivia and token + while (pos < endPos) { + var t = scanner.getToken(); + if (!ts.isTrivia(t)) { + break; } + // consume leading trivia + scanner.scan(); + var item = { + pos: pos, + end: scanner.getStartPos(), + kind: t + }; + pos = scanner.getStartPos(); + leadingTrivia = ts.append(leadingTrivia, item); } - }); - return tags; - } - JsDoc.getJsDocTagsFromDeclarations = getJsDocTagsFromDeclarations; - /** - * Iterates through 'array' by index and performs the callback on each element of array until the callback - * returns a truthy value, then returns that value. - * If no such value is found, the callback is applied to each element of array and undefined is returned. - */ - function forEachUnique(array, callback) { - if (array) { - for (var i = 0, len = array.length; i < len; i++) { - if (ts.indexOf(array, array[i]) === i) { - var result = callback(array[i], i); - if (result) { - return result; - } + savedPos = scanner.getStartPos(); + } + function shouldRescanGreaterThanToken(node) { + switch (node.kind) { + case 31 /* GreaterThanEqualsToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: + case 46 /* GreaterThanGreaterThanToken */: + return true; + } + return false; + } + function shouldRescanJsxIdentifier(node) { + if (node.parent) { + switch (node.parent.kind) { + case 253 /* JsxAttribute */: + case 251 /* JsxOpeningElement */: + case 252 /* JsxClosingElement */: + case 250 /* JsxSelfClosingElement */: + // May parse an identifier like `module-layout`; that will be scanned as a keyword at first, but we should parse the whole thing to get an identifier. + return ts.isKeyword(node.kind) || node.kind === 71 /* Identifier */; } } + return false; } - return undefined; - } - function getAllJsDocCompletionEntries() { - return jsDocCompletionEntries || (jsDocCompletionEntries = ts.map(jsDocTagNames, function (tagName) { - return { - name: tagName, - kind: ts.ScriptElementKind.keyword, - kindModifiers: "", - sortText: "0", - }; - })); - } - JsDoc.getAllJsDocCompletionEntries = getAllJsDocCompletionEntries; - /** - * Checks if position points to a valid position to add JSDoc comments, and if so, - * returns the appropriate template. Otherwise returns an empty string. - * Valid positions are - * - outside of comments, statements, and expressions, and - * - preceding a: - * - function/constructor/method declaration - * - class declarations - * - variable statements - * - namespace declarations - * - * Hosts should ideally check that: - * - The line is all whitespace up to 'position' before performing the insertion. - * - If the keystroke sequence "/\*\*" induced the call, we also check that the next - * non-whitespace character is '*', which (approximately) indicates whether we added - * the second '*' to complete an existing (JSDoc) comment. - * @param fileName The file in which to perform the check. - * @param position The (character-indexed) position in the file where the check should - * be performed. - */ - function getDocCommentTemplateAtPosition(newLine, sourceFile, position) { - // Check if in a context where we don't want to perform any insertion - if (ts.isInString(sourceFile, position) || ts.isInComment(sourceFile, position) || ts.hasDocComment(sourceFile, position)) { - return undefined; + function shouldRescanJsxText(node) { + return node.kind === 10 /* JsxText */; } - var tokenAtPos = ts.getTokenAtPosition(sourceFile, position); - var tokenStart = tokenAtPos.getStart(); - if (!tokenAtPos || tokenStart < position) { - return undefined; + function shouldRescanSlashToken(container) { + return container.kind === 12 /* RegularExpressionLiteral */; } - // TODO: add support for: - // - enums/enum members - // - interfaces - // - property declarations - // - potentially property assignments - var commentOwner; - findOwner: for (commentOwner = tokenAtPos; commentOwner; commentOwner = commentOwner.parent) { - switch (commentOwner.kind) { - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 150 /* Constructor */: - case 226 /* ClassDeclaration */: - case 205 /* VariableStatement */: - break findOwner; - case 261 /* SourceFile */: - return undefined; - case 230 /* ModuleDeclaration */: - // If in walking up the tree, we hit a a nested namespace declaration, - // then we must be somewhere within a dotted namespace name; however we don't - // want to give back a JSDoc template for the 'b' or 'c' in 'namespace a.b.c { }'. - if (commentOwner.parent.kind === 230 /* ModuleDeclaration */) { - return undefined; - } - break findOwner; - } + function shouldRescanTemplateToken(container) { + return container.kind === 15 /* TemplateMiddle */ || + container.kind === 16 /* TemplateTail */; } - if (!commentOwner || commentOwner.getStart() < position) { - return undefined; + function startsWithSlashToken(t) { + return t === 41 /* SlashToken */ || t === 63 /* SlashEqualsToken */; } - var parameters = getParametersForJsDocOwningNode(commentOwner); - var posLineAndChar = sourceFile.getLineAndCharacterOfPosition(position); - var lineStart = sourceFile.getLineStarts()[posLineAndChar.line]; - var indentationStr = sourceFile.text.substr(lineStart, posLineAndChar.character); - var isJavaScriptFile = ts.hasJavaScriptFileExtension(sourceFile.fileName); - var docParams = ""; - for (var i = 0, numParams = parameters.length; i < numParams; i++) { - var currentName = parameters[i].name; - var paramName = currentName.kind === 70 /* Identifier */ ? - currentName.text : - "param" + i; - if (isJavaScriptFile) { - docParams += indentationStr + " * @param {any} " + paramName + newLine; + function readTokenInfo(n) { + ts.Debug.assert(isOnToken()); + // normally scanner returns the smallest available token + // check the kind of context node to determine if scanner should have more greedy behavior and consume more text. + var expectedScanAction = shouldRescanGreaterThanToken(n) + ? 1 /* RescanGreaterThanToken */ + : shouldRescanSlashToken(n) + ? 2 /* RescanSlashToken */ + : shouldRescanTemplateToken(n) + ? 3 /* RescanTemplateToken */ + : shouldRescanJsxIdentifier(n) + ? 4 /* RescanJsxIdentifier */ + : shouldRescanJsxText(n) + ? 5 /* RescanJsxText */ + : 0 /* Scan */; + if (lastTokenInfo && expectedScanAction === lastScanAction) { + // readTokenInfo was called before with the same expected scan action. + // No need to re-scan text, return existing 'lastTokenInfo' + // it is ok to call fixTokenKind here since it does not affect + // what portion of text is consumed. In contrast rescanning can change it, + // i.e. for '>=' when originally scanner eats just one character + // and rescanning forces it to consume more. + return fixTokenKind(lastTokenInfo, n); } - else { - docParams += indentationStr + " * @param " + paramName + newLine; + if (scanner.getStartPos() !== savedPos) { + ts.Debug.assert(lastTokenInfo !== undefined); + // readTokenInfo was called before but scan action differs - rescan text + scanner.setTextPos(savedPos); + scanner.scan(); + } + var currentToken = getNextToken(n, expectedScanAction); + var token = { + pos: scanner.getStartPos(), + end: scanner.getTextPos(), + kind: currentToken + }; + // consume trailing trivia + if (trailingTrivia) { + trailingTrivia = undefined; + } + while (scanner.getStartPos() < endPos) { + currentToken = scanner.scan(); + if (!ts.isTrivia(currentToken)) { + break; + } + var trivia = { + pos: scanner.getStartPos(), + end: scanner.getTextPos(), + kind: currentToken + }; + if (!trailingTrivia) { + trailingTrivia = []; + } + trailingTrivia.push(trivia); + if (currentToken === 4 /* NewLineTrivia */) { + // move past new line + scanner.scan(); + break; + } + } + lastTokenInfo = { leadingTrivia: leadingTrivia, trailingTrivia: trailingTrivia, token: token }; + return fixTokenKind(lastTokenInfo, n); + } + function getNextToken(n, expectedScanAction) { + var token = scanner.getToken(); + lastScanAction = 0 /* Scan */; + switch (expectedScanAction) { + case 1 /* RescanGreaterThanToken */: + if (token === 29 /* GreaterThanToken */) { + lastScanAction = 1 /* RescanGreaterThanToken */; + var newToken = scanner.reScanGreaterToken(); + ts.Debug.assert(n.kind === newToken); + return newToken; + } + break; + case 2 /* RescanSlashToken */: + if (startsWithSlashToken(token)) { + lastScanAction = 2 /* RescanSlashToken */; + var newToken = scanner.reScanSlashToken(); + ts.Debug.assert(n.kind === newToken); + return newToken; + } + break; + case 3 /* RescanTemplateToken */: + if (token === 18 /* CloseBraceToken */) { + lastScanAction = 3 /* RescanTemplateToken */; + return scanner.reScanTemplateToken(); + } + break; + case 4 /* RescanJsxIdentifier */: + lastScanAction = 4 /* RescanJsxIdentifier */; + return scanner.scanJsxIdentifier(); + case 5 /* RescanJsxText */: + lastScanAction = 5 /* RescanJsxText */; + return scanner.reScanJsxToken(); + case 0 /* Scan */: + break; + default: + ts.Debug.assertNever(expectedScanAction); } + return token; } - // A doc comment consists of the following - // * The opening comment line - // * the first line (without a param) for the object's untagged info (this is also where the caret ends up) - // * the '@param'-tagged lines - // * TODO: other tags. - // * the closing comment line - // * if the caret was directly in front of the object, then we add an extra line and indentation. - var preamble = "/**" + newLine + - indentationStr + " * "; - var result = preamble + newLine + - docParams + - indentationStr + " */" + - (tokenStart === position ? newLine + indentationStr : ""); - return { newText: result, caretOffset: preamble.length }; - } - JsDoc.getDocCommentTemplateAtPosition = getDocCommentTemplateAtPosition; - function getParametersForJsDocOwningNode(commentOwner) { - if (ts.isFunctionLike(commentOwner)) { - return commentOwner.parameters; + function isOnToken() { + var current = lastTokenInfo ? lastTokenInfo.token.kind : scanner.getToken(); + var startPos = lastTokenInfo ? lastTokenInfo.token.pos : scanner.getStartPos(); + return startPos < endPos && current !== 1 /* EndOfFileToken */ && !ts.isTrivia(current); } - if (commentOwner.kind === 205 /* VariableStatement */) { - var varStatement = commentOwner; - var varDeclarations = varStatement.declarationList.declarations; - if (varDeclarations.length === 1 && varDeclarations[0].initializer) { - return getParametersFromRightHandSideOfAssignment(varDeclarations[0].initializer); + // when containing node in the tree is token + // but its kind differs from the kind that was returned by the scanner, + // then kind needs to be fixed. This might happen in cases + // when parser interprets token differently, i.e keyword treated as identifier + function fixTokenKind(tokenInfo, container) { + if (ts.isToken(container) && tokenInfo.token.kind !== container.kind) { + tokenInfo.token.kind = container.kind; } + return tokenInfo; } - return ts.emptyArray; - } - /** - * Digs into an an initializer or RHS operand of an assignment operation - * to get the parameters of an apt signature corresponding to a - * function expression or a class expression. - * - * @param rightHandSide the expression which may contain an appropriate set of parameters - * @returns the parameters of a signature found on the RHS if one exists; otherwise 'emptyArray'. - */ - function getParametersFromRightHandSideOfAssignment(rightHandSide) { - while (rightHandSide.kind === 183 /* ParenthesizedExpression */) { - rightHandSide = rightHandSide.expression; - } - switch (rightHandSide.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - return rightHandSide.parameters; - case 197 /* ClassExpression */: - for (var _i = 0, _a = rightHandSide.members; _i < _a.length; _i++) { - var member = _a[_i]; - if (member.kind === 150 /* Constructor */) { - return member.parameters; - } - } - break; + function skipToEndOf(node) { + scanner.setTextPos(node.end); + savedPos = scanner.getStartPos(); + lastScanAction = undefined; + lastTokenInfo = undefined; + wasNewLine = false; + leadingTrivia = undefined; + trailingTrivia = undefined; } - return ts.emptyArray; } - })(JsDoc = ts.JsDoc || (ts.JsDoc = {})); + formatting.getFormattingScanner = getFormattingScanner; + })(formatting = ts.formatting || (ts.formatting = {})); })(ts || (ts = {})); -// Copyright (c) Microsoft. All rights reserved. Licensed under the Apache License, Version 2.0. -// See LICENSE.txt in the project root for complete license information. -/// -/// -/// +/// /* @internal */ var ts; (function (ts) { - var JsTyping; - (function (JsTyping) { - ; - ; - // A map of loose file names to library names - // that we are confident require typings - var safeList; - var EmptySafeList = ts.createMap(); - /* @internal */ - JsTyping.nodeCoreModuleList = [ - "buffer", "querystring", "events", "http", "cluster", - "zlib", "os", "https", "punycode", "repl", "readline", - "vm", "child_process", "url", "dns", "net", - "dgram", "fs", "path", "string_decoder", "tls", - "crypto", "stream", "util", "assert", "tty", "domain", - "constants", "process", "v8", "timers", "console" - ]; - var nodeCoreModules = ts.arrayToMap(JsTyping.nodeCoreModuleList, function (x) { return x; }); - /** - * @param host is the object providing I/O related operations. - * @param fileNames are the file names that belong to the same project - * @param projectRootPath is the path to the project root directory - * @param safeListPath is the path used to retrieve the safe list - * @param packageNameToTypingLocation is the map of package names to their cached typing locations - * @param typeAcquisition is used to customize the typing acquisition process - * @param compilerOptions are used as a source for typing inference - */ - function discoverTypings(host, fileNames, projectRootPath, safeListPath, packageNameToTypingLocation, typeAcquisition, unresolvedImports) { - // A typing name to typing file path mapping - var inferredTypings = ts.createMap(); - if (!typeAcquisition || !typeAcquisition.enable) { - return { cachedTypingPaths: [], newTypingNames: [], filesToWatch: [] }; - } - // Only infer typings for .js and .jsx files - fileNames = ts.filter(ts.map(fileNames, ts.normalizePath), function (f) { - var kind = ts.ensureScriptKind(f, ts.getScriptKindFromFileName(f)); - return kind === 1 /* JS */ || kind === 2 /* JSX */; - }); - if (!safeList) { - var result = ts.readConfigFile(safeListPath, function (path) { return host.readFile(path); }); - safeList = result.config ? ts.createMap(result.config) : EmptySafeList; - } - var filesToWatch = []; - // Directories to search for package.json, bower.json and other typing information - var searchDirs = []; - var exclude = []; - mergeTypings(typeAcquisition.include); - exclude = typeAcquisition.exclude || []; - var possibleSearchDirs = ts.map(fileNames, ts.getDirectoryPath); - if (projectRootPath) { - possibleSearchDirs.push(projectRootPath); - } - searchDirs = ts.deduplicate(possibleSearchDirs); - for (var _i = 0, searchDirs_1 = searchDirs; _i < searchDirs_1.length; _i++) { - var searchDir = searchDirs_1[_i]; - var packageJsonPath = ts.combinePaths(searchDir, "package.json"); - getTypingNamesFromJson(packageJsonPath, filesToWatch); - var bowerJsonPath = ts.combinePaths(searchDir, "bower.json"); - getTypingNamesFromJson(bowerJsonPath, filesToWatch); - var nodeModulesPath = ts.combinePaths(searchDir, "node_modules"); - getTypingNamesFromNodeModuleFolder(nodeModulesPath); + var formatting; + (function (formatting) { + var FormattingContext = /** @class */ (function () { + function FormattingContext(sourceFile, formattingRequestKind, options) { + this.sourceFile = sourceFile; + this.formattingRequestKind = formattingRequestKind; + this.options = options; } - getTypingNamesFromSourceFileNames(fileNames); - // add typings for unresolved imports - if (unresolvedImports) { - for (var _a = 0, unresolvedImports_1 = unresolvedImports; _a < unresolvedImports_1.length; _a++) { - var moduleId = unresolvedImports_1[_a]; - var typingName = moduleId in nodeCoreModules ? "node" : moduleId; - if (!(typingName in inferredTypings)) { - inferredTypings[typingName] = undefined; - } + FormattingContext.prototype.updateContext = function (currentRange, currentTokenParent, nextRange, nextTokenParent, commonParent) { + ts.Debug.assert(currentRange !== undefined, "currentTokenSpan is null"); + ts.Debug.assert(currentTokenParent !== undefined, "currentTokenParent is null"); + ts.Debug.assert(nextRange !== undefined, "nextTokenSpan is null"); + ts.Debug.assert(nextTokenParent !== undefined, "nextTokenParent is null"); + ts.Debug.assert(commonParent !== undefined, "commonParent is null"); + this.currentTokenSpan = currentRange; + this.currentTokenParent = currentTokenParent; + this.nextTokenSpan = nextRange; + this.nextTokenParent = nextTokenParent; + this.contextNode = commonParent; + // drop cached results + this.contextNodeAllOnSameLine = undefined; + this.nextNodeAllOnSameLine = undefined; + this.tokensAreOnSameLine = undefined; + this.contextNodeBlockIsOnOneLine = undefined; + this.nextNodeBlockIsOnOneLine = undefined; + }; + FormattingContext.prototype.ContextNodeAllOnSameLine = function () { + if (this.contextNodeAllOnSameLine === undefined) { + this.contextNodeAllOnSameLine = this.NodeIsOnOneLine(this.contextNode); } - } - // Add the cached typing locations for inferred typings that are already installed - for (var name_47 in packageNameToTypingLocation) { - if (name_47 in inferredTypings && !inferredTypings[name_47]) { - inferredTypings[name_47] = packageNameToTypingLocation[name_47]; + return this.contextNodeAllOnSameLine; + }; + FormattingContext.prototype.NextNodeAllOnSameLine = function () { + if (this.nextNodeAllOnSameLine === undefined) { + this.nextNodeAllOnSameLine = this.NodeIsOnOneLine(this.nextTokenParent); } - } - // Remove typings that the user has added to the exclude list - for (var _b = 0, exclude_1 = exclude; _b < exclude_1.length; _b++) { - var excludeTypingName = exclude_1[_b]; - delete inferredTypings[excludeTypingName]; - } - var newTypingNames = []; - var cachedTypingPaths = []; - for (var typing in inferredTypings) { - if (inferredTypings[typing] !== undefined) { - cachedTypingPaths.push(inferredTypings[typing]); + return this.nextNodeAllOnSameLine; + }; + FormattingContext.prototype.TokensAreOnSameLine = function () { + if (this.tokensAreOnSameLine === undefined) { + var startLine = this.sourceFile.getLineAndCharacterOfPosition(this.currentTokenSpan.pos).line; + var endLine = this.sourceFile.getLineAndCharacterOfPosition(this.nextTokenSpan.pos).line; + this.tokensAreOnSameLine = (startLine === endLine); } - else { - newTypingNames.push(typing); + return this.tokensAreOnSameLine; + }; + FormattingContext.prototype.ContextNodeBlockIsOnOneLine = function () { + if (this.contextNodeBlockIsOnOneLine === undefined) { + this.contextNodeBlockIsOnOneLine = this.BlockIsOnOneLine(this.contextNode); } - } - return { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch }; - /** - * Merge a given list of typingNames to the inferredTypings map - */ - function mergeTypings(typingNames) { - if (!typingNames) { - return; + return this.contextNodeBlockIsOnOneLine; + }; + FormattingContext.prototype.NextNodeBlockIsOnOneLine = function () { + if (this.nextNodeBlockIsOnOneLine === undefined) { + this.nextNodeBlockIsOnOneLine = this.BlockIsOnOneLine(this.nextTokenParent); } - for (var _i = 0, typingNames_1 = typingNames; _i < typingNames_1.length; _i++) { - var typing = typingNames_1[_i]; - if (!(typing in inferredTypings)) { - inferredTypings[typing] = undefined; - } + return this.nextNodeBlockIsOnOneLine; + }; + FormattingContext.prototype.NodeIsOnOneLine = function (node) { + var startLine = this.sourceFile.getLineAndCharacterOfPosition(node.getStart(this.sourceFile)).line; + var endLine = this.sourceFile.getLineAndCharacterOfPosition(node.getEnd()).line; + return startLine === endLine; + }; + FormattingContext.prototype.BlockIsOnOneLine = function (node) { + var openBrace = ts.findChildOfKind(node, 17 /* OpenBraceToken */, this.sourceFile); + var closeBrace = ts.findChildOfKind(node, 18 /* CloseBraceToken */, this.sourceFile); + if (openBrace && closeBrace) { + var startLine = this.sourceFile.getLineAndCharacterOfPosition(openBrace.getEnd()).line; + var endLine = this.sourceFile.getLineAndCharacterOfPosition(closeBrace.getStart(this.sourceFile)).line; + return startLine === endLine; } + return false; + }; + return FormattingContext; + }()); + formatting.FormattingContext = FormattingContext; + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var FormattingRequestKind; + (function (FormattingRequestKind) { + FormattingRequestKind[FormattingRequestKind["FormatDocument"] = 0] = "FormatDocument"; + FormattingRequestKind[FormattingRequestKind["FormatSelection"] = 1] = "FormatSelection"; + FormattingRequestKind[FormattingRequestKind["FormatOnEnter"] = 2] = "FormatOnEnter"; + FormattingRequestKind[FormattingRequestKind["FormatOnSemicolon"] = 3] = "FormatOnSemicolon"; + FormattingRequestKind[FormattingRequestKind["FormatOnOpeningCurlyBrace"] = 4] = "FormatOnOpeningCurlyBrace"; + FormattingRequestKind[FormattingRequestKind["FormatOnClosingCurlyBrace"] = 5] = "FormatOnClosingCurlyBrace"; + })(FormattingRequestKind = formatting.FormattingRequestKind || (formatting.FormattingRequestKind = {})); + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var Rule = /** @class */ (function () { + function Rule(Descriptor, Operation, Flag) { + if (Flag === void 0) { Flag = 0 /* None */; } + this.Descriptor = Descriptor; + this.Operation = Operation; + this.Flag = Flag; } - /** - * Get the typing info from common package manager json files like package.json or bower.json - */ - function getTypingNamesFromJson(jsonPath, filesToWatch) { - if (host.fileExists(jsonPath)) { - filesToWatch.push(jsonPath); - } - var result = ts.readConfigFile(jsonPath, function (path) { return host.readFile(path); }); - if (result.config) { - var jsonConfig = result.config; - if (jsonConfig.dependencies) { - mergeTypings(ts.getOwnKeys(jsonConfig.dependencies)); - } - if (jsonConfig.devDependencies) { - mergeTypings(ts.getOwnKeys(jsonConfig.devDependencies)); - } - if (jsonConfig.optionalDependencies) { - mergeTypings(ts.getOwnKeys(jsonConfig.optionalDependencies)); - } - if (jsonConfig.peerDependencies) { - mergeTypings(ts.getOwnKeys(jsonConfig.peerDependencies)); - } - } + return Rule; + }()); + formatting.Rule = Rule; + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var RuleAction; + (function (RuleAction) { + RuleAction[RuleAction["Ignore"] = 1] = "Ignore"; + RuleAction[RuleAction["Space"] = 2] = "Space"; + RuleAction[RuleAction["NewLine"] = 4] = "NewLine"; + RuleAction[RuleAction["Delete"] = 8] = "Delete"; + })(RuleAction = formatting.RuleAction || (formatting.RuleAction = {})); + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var RuleDescriptor = /** @class */ (function () { + function RuleDescriptor(LeftTokenRange, RightTokenRange) { + this.LeftTokenRange = LeftTokenRange; + this.RightTokenRange = RightTokenRange; } - /** - * Infer typing names from given file names. For example, the file name "jquery-min.2.3.4.js" - * should be inferred to the 'jquery' typing name; and "angular-route.1.2.3.js" should be inferred - * to the 'angular-route' typing name. - * @param fileNames are the names for source files in the project - */ - function getTypingNamesFromSourceFileNames(fileNames) { - var jsFileNames = ts.filter(fileNames, ts.hasJavaScriptFileExtension); - var inferredTypingNames = ts.map(jsFileNames, function (f) { return ts.removeFileExtension(ts.getBaseFileName(f.toLowerCase())); }); - var cleanedTypingNames = ts.map(inferredTypingNames, function (f) { return f.replace(/((?:\.|-)min(?=\.|$))|((?:-|\.)\d+)/g, ""); }); - if (safeList !== EmptySafeList) { - mergeTypings(ts.filter(cleanedTypingNames, function (f) { return f in safeList; })); - } - var hasJsxFile = ts.forEach(fileNames, function (f) { return ts.ensureScriptKind(f, ts.getScriptKindFromFileName(f)) === 2 /* JSX */; }); - if (hasJsxFile) { - mergeTypings(["react"]); + RuleDescriptor.prototype.toString = function () { + return "[leftRange=" + this.LeftTokenRange + "," + + "rightRange=" + this.RightTokenRange + "]"; + }; + RuleDescriptor.create1 = function (left, right) { + return RuleDescriptor.create4(formatting.Shared.TokenRange.FromToken(left), formatting.Shared.TokenRange.FromToken(right)); + }; + RuleDescriptor.create2 = function (left, right) { + return RuleDescriptor.create4(left, formatting.Shared.TokenRange.FromToken(right)); + }; + RuleDescriptor.create3 = function (left, right) { + return RuleDescriptor.create4(formatting.Shared.TokenRange.FromToken(left), right); + }; + RuleDescriptor.create4 = function (left, right) { + return new RuleDescriptor(left, right); + }; + return RuleDescriptor; + }()); + formatting.RuleDescriptor = RuleDescriptor; + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var RuleFlags; + (function (RuleFlags) { + RuleFlags[RuleFlags["None"] = 0] = "None"; + RuleFlags[RuleFlags["CanDeleteNewLines"] = 1] = "CanDeleteNewLines"; + })(RuleFlags = formatting.RuleFlags || (formatting.RuleFlags = {})); + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var RuleOperation = /** @class */ (function () { + function RuleOperation(Context, Action) { + this.Context = Context; + this.Action = Action; + } + RuleOperation.prototype.toString = function () { + return "[context=" + this.Context + "," + + "action=" + this.Action + "]"; + }; + RuleOperation.create1 = function (action) { + return RuleOperation.create2(formatting.RuleOperationContext.Any, action); + }; + RuleOperation.create2 = function (context, action) { + return new RuleOperation(context, action); + }; + return RuleOperation; + }()); + formatting.RuleOperation = RuleOperation; + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var RuleOperationContext = /** @class */ (function () { + function RuleOperationContext() { + var funcs = []; + for (var _i = 0; _i < arguments.length; _i++) { + funcs[_i] = arguments[_i]; } + this.customContextChecks = funcs; } - /** - * Infer typing names from node_module folder - * @param nodeModulesPath is the path to the "node_modules" folder - */ - function getTypingNamesFromNodeModuleFolder(nodeModulesPath) { - // Todo: add support for ModuleResolutionHost too - if (!host.directoryExists(nodeModulesPath)) { - return; + RuleOperationContext.prototype.IsAny = function () { + return this === RuleOperationContext.Any; + }; + RuleOperationContext.prototype.InContext = function (context) { + if (this.IsAny()) { + return true; } - var typingNames = []; - var fileNames = host.readDirectory(nodeModulesPath, [".json"], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2); - for (var _i = 0, fileNames_2 = fileNames; _i < fileNames_2.length; _i++) { - var fileName = fileNames_2[_i]; - var normalizedFileName = ts.normalizePath(fileName); - if (ts.getBaseFileName(normalizedFileName) !== "package.json") { - continue; - } - var result = ts.readConfigFile(normalizedFileName, function (path) { return host.readFile(path); }); - if (!result.config) { - continue; - } - var packageJson = result.config; - // npm 3's package.json contains a "_requiredBy" field - // we should include all the top level module names for npm 2, and only module names whose - // "_requiredBy" field starts with "#" or equals "/" for npm 3. - if (packageJson._requiredBy && - ts.filter(packageJson._requiredBy, function (r) { return r[0] === "#" || r === "/"; }).length === 0) { - continue; - } - // If the package has its own d.ts typings, those will take precedence. Otherwise the package name will be used - // to download d.ts files from DefinitelyTyped - if (!packageJson.name) { - continue; - } - if (packageJson.typings) { - var absolutePath = ts.getNormalizedAbsolutePath(packageJson.typings, ts.getDirectoryPath(normalizedFileName)); - inferredTypings[packageJson.name] = absolutePath; - } - else { - typingNames.push(packageJson.name); + for (var _i = 0, _a = this.customContextChecks; _i < _a.length; _i++) { + var check = _a[_i]; + if (!check(context)) { + return false; } } - mergeTypings(typingNames); - } - } - JsTyping.discoverTypings = discoverTypings; - })(JsTyping = ts.JsTyping || (ts.JsTyping = {})); + return true; + }; + RuleOperationContext.Any = new RuleOperationContext(); + return RuleOperationContext; + }()); + formatting.RuleOperationContext = RuleOperationContext; + })(formatting = ts.formatting || (ts.formatting = {})); })(ts || (ts = {})); +/// /* @internal */ var ts; (function (ts) { - var NavigateTo; - (function (NavigateTo) { - function getNavigateToItems(sourceFiles, checker, cancellationToken, searchValue, maxResultCount, excludeDtsFiles) { - var patternMatcher = ts.createPatternMatcher(searchValue); - var rawItems = []; - // Search the declarations in all files and output matched NavigateToItem into array of NavigateToItem[] - ts.forEach(sourceFiles, function (sourceFile) { - cancellationToken.throwIfCancellationRequested(); - if (excludeDtsFiles && ts.fileExtensionIs(sourceFile.fileName, ".d.ts")) { - return; - } - var nameToDeclarations = sourceFile.getNamedDeclarations(); - for (var name_48 in nameToDeclarations) { - var declarations = nameToDeclarations[name_48]; - if (declarations) { - // First do a quick check to see if the name of the declaration matches the - // last portion of the (possibly) dotted name they're searching for. - var matches = patternMatcher.getMatchesForLastSegmentOfPattern(name_48); - if (!matches) { - continue; - } - for (var _i = 0, declarations_9 = declarations; _i < declarations_9.length; _i++) { - var declaration = declarations_9[_i]; - // It was a match! If the pattern has dots in it, then also see if the - // declaration container matches as well. - if (patternMatcher.patternContainsDots) { - var containers = getContainers(declaration); - if (!containers) { - return undefined; - } - matches = patternMatcher.getMatches(containers, name_48); - if (!matches) { - continue; - } - } - var fileName = sourceFile.fileName; - var matchKind = bestMatchKind(matches); - rawItems.push({ name: name_48, fileName: fileName, matchKind: matchKind, isCaseSensitive: allMatchesAreCaseSensitive(matches), declaration: declaration }); + var formatting; + (function (formatting) { + var Rules = /** @class */ (function () { + function Rules() { + /// + /// Common Rules + /// + // Leave comments alone + this.IgnoreBeforeComment = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.Comments), formatting.RuleOperation.create1(1 /* Ignore */)); + this.IgnoreAfterLineComment = new formatting.Rule(formatting.RuleDescriptor.create3(2 /* SingleLineCommentTrivia */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create1(1 /* Ignore */)); + // Space after keyword but not before ; or : or ? + this.NoSpaceBeforeSemicolon = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 25 /* SemicolonToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeColon = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 56 /* ColonToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); + this.NoSpaceBeforeQuestionMark = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 55 /* QuestionToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); + this.SpaceAfterColon = new formatting.Rule(formatting.RuleDescriptor.create3(56 /* ColonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 2 /* Space */)); + this.SpaceAfterQuestionMarkInConditionalOperator = new formatting.Rule(formatting.RuleDescriptor.create3(55 /* QuestionToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsConditionalOperatorContext), 2 /* Space */)); + this.NoSpaceAfterQuestionMark = new formatting.Rule(formatting.RuleDescriptor.create3(55 /* QuestionToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.SpaceAfterSemicolon = new formatting.Rule(formatting.RuleDescriptor.create3(25 /* SemicolonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + // Space after }. + this.SpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(18 /* CloseBraceToken */, formatting.Shared.TokenRange.FromRange(0 /* FirstToken */, 142 /* LastToken */, [20 /* CloseParenToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsAfterCodeBlockContext), 2 /* Space */)); + // Special case for (}, else) and (}, while) since else & while tokens are not part of the tree which makes SpaceAfterCloseBrace rule not applied + this.SpaceBetweenCloseBraceAndElse = new formatting.Rule(formatting.RuleDescriptor.create1(18 /* CloseBraceToken */, 82 /* ElseKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBetweenCloseBraceAndWhile = new formatting.Rule(formatting.RuleDescriptor.create1(18 /* CloseBraceToken */, 106 /* WhileKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(18 /* CloseBraceToken */, formatting.Shared.TokenRange.FromTokens([22 /* CloseBracketToken */, 26 /* CommaToken */, 25 /* SemicolonToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // No space for dot + this.NoSpaceBeforeDot = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 23 /* DotToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterDot = new formatting.Rule(formatting.RuleDescriptor.create3(23 /* DotToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // No space before and after indexer + this.NoSpaceBeforeOpenBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.AnyExcept(120 /* AsyncKeyword */), 21 /* OpenBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterCloseBracket = new formatting.Rule(formatting.RuleDescriptor.create3(22 /* CloseBracketToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBeforeBlockInFunctionDeclarationContext), 8 /* Delete */)); + // Place a space before open brace in a function declaration + this.FunctionOpenBraceLeftTokenRange = formatting.Shared.TokenRange.AnyIncludingMultilineComments; + this.SpaceBeforeOpenBraceInFunction = new formatting.Rule(formatting.RuleDescriptor.create2(this.FunctionOpenBraceLeftTokenRange, 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.isOptionDisabledOrUndefinedOrTokensOnSameLine("placeOpenBraceOnNewLineForFunctions"), Rules.IsFunctionDeclContext, Rules.IsBeforeBlockContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeBlockContext), 2 /* Space */), 1 /* CanDeleteNewLines */); + // Place a space before open brace in a TypeScript declaration that has braces as children (class, module, enum, etc) + this.TypeScriptOpenBraceLeftTokenRange = formatting.Shared.TokenRange.FromTokens([71 /* Identifier */, 3 /* MultiLineCommentTrivia */, 75 /* ClassKeyword */, 84 /* ExportKeyword */, 91 /* ImportKeyword */]); + this.SpaceBeforeOpenBraceInTypeScriptDeclWithBlock = new formatting.Rule(formatting.RuleDescriptor.create2(this.TypeScriptOpenBraceLeftTokenRange, 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.isOptionDisabledOrUndefinedOrTokensOnSameLine("placeOpenBraceOnNewLineForFunctions"), Rules.IsTypeScriptDeclWithBlockContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeBlockContext), 2 /* Space */), 1 /* CanDeleteNewLines */); + // Place a space before open brace in a control flow construct + this.ControlOpenBraceLeftTokenRange = formatting.Shared.TokenRange.FromTokens([20 /* CloseParenToken */, 3 /* MultiLineCommentTrivia */, 81 /* DoKeyword */, 102 /* TryKeyword */, 87 /* FinallyKeyword */, 82 /* ElseKeyword */]); + this.SpaceBeforeOpenBraceInControl = new formatting.Rule(formatting.RuleDescriptor.create2(this.ControlOpenBraceLeftTokenRange, 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.isOptionDisabledOrUndefinedOrTokensOnSameLine("placeOpenBraceOnNewLineForControlBlocks"), Rules.IsControlDeclContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeBlockContext), 2 /* Space */), 1 /* CanDeleteNewLines */); + // Insert a space after { and before } in single-line contexts, but remove space from empty object literals {}. + this.SpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces"), Rules.IsBraceWrappedContext), 2 /* Space */)); + this.SpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces"), Rules.IsBraceWrappedContext), 2 /* Space */)); + this.NoSpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabled("insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabled("insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBetweenEmptyBraceBrackets = new formatting.Rule(formatting.RuleDescriptor.create1(17 /* OpenBraceToken */, 18 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsObjectContext), 8 /* Delete */)); + // Insert new line after { and before } in multi-line contexts. + this.NewLineAfterOpenBraceInBlockContext = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsMultilineBlockContext), 4 /* NewLine */)); + // For functions and control block place } on a new line [multi-line rule] + this.NewLineBeforeCloseBraceInBlockContext = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.AnyIncludingMultilineComments, 18 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsMultilineBlockContext), 4 /* NewLine */)); + // Special handling of unary operators. + // Prefix operators generally shouldn't have a space between + // them and their target unary expression. + this.NoSpaceAfterUnaryPrefixOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.UnaryPrefixOperators, formatting.Shared.TokenRange.UnaryPrefixExpressions), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); + this.NoSpaceAfterUnaryPreincrementOperator = new formatting.Rule(formatting.RuleDescriptor.create3(43 /* PlusPlusToken */, formatting.Shared.TokenRange.UnaryPreincrementExpressions), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterUnaryPredecrementOperator = new formatting.Rule(formatting.RuleDescriptor.create3(44 /* MinusMinusToken */, formatting.Shared.TokenRange.UnaryPredecrementExpressions), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeUnaryPostincrementOperator = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.UnaryPostincrementExpressions, 43 /* PlusPlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeUnaryPostdecrementOperator = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.UnaryPostdecrementExpressions, 44 /* MinusMinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // More unary operator special-casing. + // DevDiv 181814: Be careful when removing leading whitespace + // around unary operators. Examples: + // 1 - -2 --X--> 1--2 + // a + ++b --X--> a+++b + this.SpaceAfterPostincrementWhenFollowedByAdd = new formatting.Rule(formatting.RuleDescriptor.create1(43 /* PlusPlusToken */, 37 /* PlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.SpaceAfterAddWhenFollowedByUnaryPlus = new formatting.Rule(formatting.RuleDescriptor.create1(37 /* PlusToken */, 37 /* PlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.SpaceAfterAddWhenFollowedByPreincrement = new formatting.Rule(formatting.RuleDescriptor.create1(37 /* PlusToken */, 43 /* PlusPlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.SpaceAfterPostdecrementWhenFollowedBySubtract = new formatting.Rule(formatting.RuleDescriptor.create1(44 /* MinusMinusToken */, 38 /* MinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.SpaceAfterSubtractWhenFollowedByUnaryMinus = new formatting.Rule(formatting.RuleDescriptor.create1(38 /* MinusToken */, 38 /* MinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.SpaceAfterSubtractWhenFollowedByPredecrement = new formatting.Rule(formatting.RuleDescriptor.create1(38 /* MinusToken */, 44 /* MinusMinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.NoSpaceBeforeComma = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 26 /* CommaToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.SpaceAfterCertainKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([104 /* VarKeyword */, 100 /* ThrowKeyword */, 94 /* NewKeyword */, 80 /* DeleteKeyword */, 96 /* ReturnKeyword */, 103 /* TypeOfKeyword */, 121 /* AwaitKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceAfterNewKeywordOnConstructorSignature = new formatting.Rule(formatting.RuleDescriptor.create1(94 /* NewKeyword */, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsConstructorSignatureContext), 8 /* Delete */)); + this.SpaceAfterLetConstInVariableDeclaration = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([110 /* LetKeyword */, 76 /* ConstKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsStartOfVariableDeclarationList), 2 /* Space */)); + this.NoSpaceBeforeOpenParenInFuncCall = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionCallOrNewContext, Rules.IsPreviousTokenNotComma), 8 /* Delete */)); + this.SpaceAfterFunctionInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create3(89 /* FunctionKeyword */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); + this.SpaceBeforeOpenParenInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceBeforeFunctionParenthesis"), Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionDeclContext), 2 /* Space */)); + this.NoSpaceBeforeOpenParenInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceBeforeFunctionParenthesis"), Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionDeclContext), 8 /* Delete */)); + this.SpaceAfterVoidOperator = new formatting.Rule(formatting.RuleDescriptor.create3(105 /* VoidKeyword */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsVoidOpContext), 2 /* Space */)); + this.NoSpaceBetweenReturnAndSemicolon = new formatting.Rule(formatting.RuleDescriptor.create1(96 /* ReturnKeyword */, 25 /* SemicolonToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // Add a space between statements. All keywords except (do,else,case) has open/close parens after them. + // So, we have a rule to add a space for [),Any], [do,Any], [else,Any], and [case,Any] + this.SpaceBetweenStatements = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([20 /* CloseParenToken */, 81 /* DoKeyword */, 82 /* ElseKeyword */, 73 /* CaseKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNonJsxElementContext, Rules.IsNotForContext), 2 /* Space */)); + // This low-pri rule takes care of "try {" and "finally {" in case the rule SpaceBeforeOpenBraceInControl didn't execute on FormatOnEnter. + this.SpaceAfterTryFinally = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([102 /* TryKeyword */, 87 /* FinallyKeyword */]), 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + // get x() {} + // set x(val) {} + this.SpaceAfterGetSetInMember = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([125 /* GetKeyword */, 135 /* SetKeyword */]), 71 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); + // Special case for binary operators (that are keywords). For these we have to add a space and shouldn't follow any user options. + this.SpaceBeforeBinaryKeywordOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.BinaryKeywordOperators), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.SpaceAfterBinaryKeywordOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.BinaryKeywordOperators, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + // TypeScript-specific higher priority rules + this.SpaceAfterConstructor = new formatting.Rule(formatting.RuleDescriptor.create1(123 /* ConstructorKeyword */, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterConstructor"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceAfterConstructor = new formatting.Rule(formatting.RuleDescriptor.create1(123 /* ConstructorKeyword */, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterConstructor"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // Use of module as a function call. e.g.: import m2 = module("m2"); + this.NoSpaceAfterModuleImport = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([128 /* ModuleKeyword */, 132 /* RequireKeyword */]), 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // Add a space around certain TypeScript keywords + this.SpaceAfterCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([117 /* AbstractKeyword */, 75 /* ClassKeyword */, 124 /* DeclareKeyword */, 79 /* DefaultKeyword */, 83 /* EnumKeyword */, 84 /* ExportKeyword */, 85 /* ExtendsKeyword */, 125 /* GetKeyword */, 108 /* ImplementsKeyword */, 91 /* ImportKeyword */, 109 /* InterfaceKeyword */, 128 /* ModuleKeyword */, 129 /* NamespaceKeyword */, 112 /* PrivateKeyword */, 114 /* PublicKeyword */, 113 /* ProtectedKeyword */, 131 /* ReadonlyKeyword */, 135 /* SetKeyword */, 115 /* StaticKeyword */, 138 /* TypeKeyword */, 140 /* FromKeyword */, 127 /* KeyOfKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBeforeCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([85 /* ExtendsKeyword */, 108 /* ImplementsKeyword */, 140 /* FromKeyword */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + // Treat string literals in module names as identifiers, and add a space between the literal and the opening Brace braces, e.g.: module "m2" { + this.SpaceAfterModuleName = new formatting.Rule(formatting.RuleDescriptor.create1(9 /* StringLiteral */, 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsModuleDeclContext), 2 /* Space */)); + // Lambda expressions + this.SpaceBeforeArrow = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 36 /* EqualsGreaterThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceAfterArrow = new formatting.Rule(formatting.RuleDescriptor.create3(36 /* EqualsGreaterThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + // Optional parameters and let args + this.NoSpaceAfterEllipsis = new formatting.Rule(formatting.RuleDescriptor.create1(24 /* DotDotDotToken */, 71 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterOptionalParameters = new formatting.Rule(formatting.RuleDescriptor.create3(55 /* QuestionToken */, formatting.Shared.TokenRange.FromTokens([20 /* CloseParenToken */, 26 /* CommaToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); + // generics and type assertions + this.NoSpaceBeforeOpenAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.TypeNames, 27 /* LessThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); + this.NoSpaceBetweenCloseParenAndAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create1(20 /* CloseParenToken */, 27 /* LessThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); + this.NoSpaceAfterOpenAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create3(27 /* LessThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); + this.NoSpaceBeforeCloseAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 29 /* GreaterThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); + this.NoSpaceAfterCloseAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create3(29 /* GreaterThanToken */, formatting.Shared.TokenRange.FromTokens([19 /* OpenParenToken */, 21 /* OpenBracketToken */, 29 /* GreaterThanToken */, 26 /* CommaToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); + // Remove spaces in empty interface literals. e.g.: x: {} + this.NoSpaceBetweenEmptyInterfaceBraceBrackets = new formatting.Rule(formatting.RuleDescriptor.create1(17 /* OpenBraceToken */, 18 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsObjectTypeContext), 8 /* Delete */)); + // decorators + this.SpaceBeforeAt = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 57 /* AtToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceAfterAt = new formatting.Rule(formatting.RuleDescriptor.create3(57 /* AtToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.SpaceAfterDecorator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([117 /* AbstractKeyword */, 71 /* Identifier */, 84 /* ExportKeyword */, 79 /* DefaultKeyword */, 75 /* ClassKeyword */, 115 /* StaticKeyword */, 114 /* PublicKeyword */, 112 /* PrivateKeyword */, 113 /* ProtectedKeyword */, 125 /* GetKeyword */, 135 /* SetKeyword */, 21 /* OpenBracketToken */, 39 /* AsteriskToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsEndOfDecoratorContextOnSameLine), 2 /* Space */)); + this.NoSpaceBetweenFunctionKeywordAndStar = new formatting.Rule(formatting.RuleDescriptor.create1(89 /* FunctionKeyword */, 39 /* AsteriskToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclarationOrFunctionExpressionContext), 8 /* Delete */)); + this.SpaceAfterStarInGeneratorDeclaration = new formatting.Rule(formatting.RuleDescriptor.create3(39 /* AsteriskToken */, formatting.Shared.TokenRange.FromTokens([71 /* Identifier */, 19 /* OpenParenToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclarationOrFunctionExpressionContext), 2 /* Space */)); + this.NoSpaceBetweenYieldKeywordAndStar = new formatting.Rule(formatting.RuleDescriptor.create1(116 /* YieldKeyword */, 39 /* AsteriskToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsYieldOrYieldStarWithOperand), 8 /* Delete */)); + this.SpaceBetweenYieldOrYieldStarAndOperand = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([116 /* YieldKeyword */, 39 /* AsteriskToken */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsYieldOrYieldStarWithOperand), 2 /* Space */)); + // Async-await + this.SpaceBetweenAsyncAndOpenParen = new formatting.Rule(formatting.RuleDescriptor.create1(120 /* AsyncKeyword */, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsArrowFunctionContext, Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBetweenAsyncAndFunctionKeyword = new formatting.Rule(formatting.RuleDescriptor.create1(120 /* AsyncKeyword */, 89 /* FunctionKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + // template string + this.NoSpaceBetweenTagAndTemplateString = new formatting.Rule(formatting.RuleDescriptor.create3(71 /* Identifier */, formatting.Shared.TokenRange.FromTokens([13 /* NoSubstitutionTemplateLiteral */, 14 /* TemplateHead */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // jsx opening element + this.SpaceBeforeJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 71 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNextTokenParentJsxAttribute, Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBeforeSlashInJsxOpeningElement = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 41 /* SlashToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxSelfClosingElementContext, Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceBeforeGreaterThanTokenInJsxOpeningElement = new formatting.Rule(formatting.RuleDescriptor.create1(41 /* SlashToken */, 29 /* GreaterThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxSelfClosingElementContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeEqualInJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 58 /* EqualsToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxAttributeContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterEqualInJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create3(58 /* EqualsToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxAttributeContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // No space before non-null assertion operator + this.NoSpaceBeforeNonNullAssertionOperator = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 51 /* ExclamationToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNonNullAssertionContext), 8 /* Delete */)); + /// + /// Rules controlled by user options + /// + // Insert space after comma delimiter + this.SpaceAfterComma = new formatting.Rule(formatting.RuleDescriptor.create3(26 /* CommaToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterCommaDelimiter"), Rules.IsNonJsxSameLineTokenContext, Rules.IsNonJsxElementContext, Rules.IsNextTokenNotCloseBracket), 2 /* Space */)); + this.NoSpaceAfterComma = new formatting.Rule(formatting.RuleDescriptor.create3(26 /* CommaToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterCommaDelimiter"), Rules.IsNonJsxSameLineTokenContext, Rules.IsNonJsxElementContext), 8 /* Delete */)); + // Insert space before and after binary operators + this.SpaceBeforeBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.BinaryOperators), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceBeforeAndAfterBinaryOperators"), Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.SpaceAfterBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.BinaryOperators, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceBeforeAndAfterBinaryOperators"), Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); + this.NoSpaceBeforeBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.BinaryOperators), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceBeforeAndAfterBinaryOperators"), Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 8 /* Delete */)); + this.NoSpaceAfterBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.BinaryOperators, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceBeforeAndAfterBinaryOperators"), Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 8 /* Delete */)); + // Insert space after keywords in control flow statements + this.SpaceAfterKeywordInControl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Keywords, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterKeywordsInControlFlowStatements"), Rules.IsControlDeclContext), 2 /* Space */)); + this.NoSpaceAfterKeywordInControl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Keywords, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterKeywordsInControlFlowStatements"), Rules.IsControlDeclContext), 8 /* Delete */)); + // Open Brace braces after function + // TypeScript: Function can have return types, which can be made of tons of different token kinds + this.NewLineBeforeOpenBraceInFunction = new formatting.Rule(formatting.RuleDescriptor.create2(this.FunctionOpenBraceLeftTokenRange, 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("placeOpenBraceOnNewLineForFunctions"), Rules.IsFunctionDeclContext, Rules.IsBeforeMultilineBlockContext), 4 /* NewLine */), 1 /* CanDeleteNewLines */); + // Open Brace braces after TypeScript module/class/interface + this.NewLineBeforeOpenBraceInTypeScriptDeclWithBlock = new formatting.Rule(formatting.RuleDescriptor.create2(this.TypeScriptOpenBraceLeftTokenRange, 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("placeOpenBraceOnNewLineForFunctions"), Rules.IsTypeScriptDeclWithBlockContext, Rules.IsBeforeMultilineBlockContext), 4 /* NewLine */), 1 /* CanDeleteNewLines */); + // Open Brace braces after control block + this.NewLineBeforeOpenBraceInControl = new formatting.Rule(formatting.RuleDescriptor.create2(this.ControlOpenBraceLeftTokenRange, 17 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("placeOpenBraceOnNewLineForControlBlocks"), Rules.IsControlDeclContext, Rules.IsBeforeMultilineBlockContext), 4 /* NewLine */), 1 /* CanDeleteNewLines */); + // Insert space after semicolon in for statement + this.SpaceAfterSemicolonInFor = new formatting.Rule(formatting.RuleDescriptor.create3(25 /* SemicolonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterSemicolonInForStatements"), Rules.IsNonJsxSameLineTokenContext, Rules.IsForContext), 2 /* Space */)); + this.NoSpaceAfterSemicolonInFor = new formatting.Rule(formatting.RuleDescriptor.create3(25 /* SemicolonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterSemicolonInForStatements"), Rules.IsNonJsxSameLineTokenContext, Rules.IsForContext), 8 /* Delete */)); + // Insert space after opening and before closing nonempty parenthesis + this.SpaceAfterOpenParen = new formatting.Rule(formatting.RuleDescriptor.create3(19 /* OpenParenToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBeforeCloseParen = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 20 /* CloseParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBetweenOpenParens = new formatting.Rule(formatting.RuleDescriptor.create1(19 /* OpenParenToken */, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceBetweenParens = new formatting.Rule(formatting.RuleDescriptor.create1(19 /* OpenParenToken */, 20 /* CloseParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterOpenParen = new formatting.Rule(formatting.RuleDescriptor.create3(19 /* OpenParenToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeCloseParen = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 20 /* CloseParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // Insert space after opening and before closing nonempty brackets + this.SpaceAfterOpenBracket = new formatting.Rule(formatting.RuleDescriptor.create3(21 /* OpenBracketToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBeforeCloseBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 22 /* CloseBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceBetweenBrackets = new formatting.Rule(formatting.RuleDescriptor.create1(21 /* OpenBracketToken */, 22 /* CloseBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterOpenBracket = new formatting.Rule(formatting.RuleDescriptor.create3(21 /* OpenBracketToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeCloseBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 22 /* CloseBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // Insert space after opening and before closing template string braces + this.NoSpaceAfterTemplateHeadAndMiddle = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([14 /* TemplateHead */, 15 /* TemplateMiddle */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.SpaceAfterTemplateHeadAndMiddle = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([14 /* TemplateHead */, 15 /* TemplateMiddle */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.NoSpaceBeforeTemplateMiddleAndTail = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([15 /* TemplateMiddle */, 16 /* TemplateTail */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces"), Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.SpaceBeforeTemplateMiddleAndTail = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([15 /* TemplateMiddle */, 16 /* TemplateTail */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces"), Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + // No space after { and before } in JSX expression + this.NoSpaceAfterOpenBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces"), Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 8 /* Delete */)); + this.SpaceAfterOpenBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces"), Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 2 /* Space */)); + this.NoSpaceBeforeCloseBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces"), Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 8 /* Delete */)); + this.SpaceBeforeCloseBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces"), Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 2 /* Space */)); + // Insert space after function keyword for anonymous functions + this.SpaceAfterAnonymousFunctionKeyword = new formatting.Rule(formatting.RuleDescriptor.create1(89 /* FunctionKeyword */, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterFunctionKeywordForAnonymousFunctions"), Rules.IsFunctionDeclContext), 2 /* Space */)); + this.NoSpaceAfterAnonymousFunctionKeyword = new formatting.Rule(formatting.RuleDescriptor.create1(89 /* FunctionKeyword */, 19 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterFunctionKeywordForAnonymousFunctions"), Rules.IsFunctionDeclContext), 8 /* Delete */)); + // No space after type assertion + this.NoSpaceAfterTypeAssertion = new formatting.Rule(formatting.RuleDescriptor.create3(29 /* GreaterThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionDisabledOrUndefined("insertSpaceAfterTypeAssertion"), Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeAssertionContext), 8 /* Delete */)); + this.SpaceAfterTypeAssertion = new formatting.Rule(formatting.RuleDescriptor.create3(29 /* GreaterThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsOptionEnabled("insertSpaceAfterTypeAssertion"), Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeAssertionContext), 2 /* Space */)); + // These rules are higher in priority than user-configurable rules. + this.HighPriorityCommonRules = [ + this.IgnoreBeforeComment, this.IgnoreAfterLineComment, + this.NoSpaceBeforeColon, this.SpaceAfterColon, this.NoSpaceBeforeQuestionMark, this.SpaceAfterQuestionMarkInConditionalOperator, + this.NoSpaceAfterQuestionMark, + this.NoSpaceBeforeDot, this.NoSpaceAfterDot, + this.NoSpaceAfterUnaryPrefixOperator, + this.NoSpaceAfterUnaryPreincrementOperator, this.NoSpaceAfterUnaryPredecrementOperator, + this.NoSpaceBeforeUnaryPostincrementOperator, this.NoSpaceBeforeUnaryPostdecrementOperator, + this.SpaceAfterPostincrementWhenFollowedByAdd, + this.SpaceAfterAddWhenFollowedByUnaryPlus, this.SpaceAfterAddWhenFollowedByPreincrement, + this.SpaceAfterPostdecrementWhenFollowedBySubtract, + this.SpaceAfterSubtractWhenFollowedByUnaryMinus, this.SpaceAfterSubtractWhenFollowedByPredecrement, + this.NoSpaceAfterCloseBrace, + this.NewLineBeforeCloseBraceInBlockContext, + this.SpaceAfterCloseBrace, this.SpaceBetweenCloseBraceAndElse, this.SpaceBetweenCloseBraceAndWhile, this.NoSpaceBetweenEmptyBraceBrackets, + this.NoSpaceBetweenFunctionKeywordAndStar, this.SpaceAfterStarInGeneratorDeclaration, + this.SpaceAfterFunctionInFuncDecl, this.NewLineAfterOpenBraceInBlockContext, this.SpaceAfterGetSetInMember, + this.NoSpaceBetweenYieldKeywordAndStar, this.SpaceBetweenYieldOrYieldStarAndOperand, + this.NoSpaceBetweenReturnAndSemicolon, + this.SpaceAfterCertainKeywords, + this.SpaceAfterLetConstInVariableDeclaration, + this.NoSpaceBeforeOpenParenInFuncCall, + this.SpaceBeforeBinaryKeywordOperator, this.SpaceAfterBinaryKeywordOperator, + this.SpaceAfterVoidOperator, + this.SpaceBetweenAsyncAndOpenParen, this.SpaceBetweenAsyncAndFunctionKeyword, + this.NoSpaceBetweenTagAndTemplateString, + this.SpaceBeforeJsxAttribute, this.SpaceBeforeSlashInJsxOpeningElement, this.NoSpaceBeforeGreaterThanTokenInJsxOpeningElement, + this.NoSpaceBeforeEqualInJsxAttribute, this.NoSpaceAfterEqualInJsxAttribute, + // TypeScript-specific rules + this.NoSpaceAfterModuleImport, + this.SpaceAfterCertainTypeScriptKeywords, this.SpaceBeforeCertainTypeScriptKeywords, + this.SpaceAfterModuleName, + this.SpaceBeforeArrow, this.SpaceAfterArrow, + this.NoSpaceAfterEllipsis, + this.NoSpaceAfterOptionalParameters, + this.NoSpaceBetweenEmptyInterfaceBraceBrackets, + this.NoSpaceBeforeOpenAngularBracket, + this.NoSpaceBetweenCloseParenAndAngularBracket, + this.NoSpaceAfterOpenAngularBracket, + this.NoSpaceBeforeCloseAngularBracket, + this.NoSpaceAfterCloseAngularBracket, + this.SpaceBeforeAt, + this.NoSpaceAfterAt, + this.SpaceAfterDecorator, + this.NoSpaceBeforeNonNullAssertionOperator, + this.NoSpaceAfterNewKeywordOnConstructorSignature + ]; + // These rules are applied after high priority rules. + this.UserConfigurableRules = [ + this.SpaceAfterConstructor, this.NoSpaceAfterConstructor, + this.SpaceAfterComma, this.NoSpaceAfterComma, + this.SpaceAfterAnonymousFunctionKeyword, this.NoSpaceAfterAnonymousFunctionKeyword, + this.SpaceAfterKeywordInControl, this.NoSpaceAfterKeywordInControl, + this.SpaceAfterOpenParen, this.SpaceBeforeCloseParen, this.SpaceBetweenOpenParens, this.NoSpaceBetweenParens, this.NoSpaceAfterOpenParen, this.NoSpaceBeforeCloseParen, + this.SpaceAfterOpenBracket, this.SpaceBeforeCloseBracket, this.NoSpaceBetweenBrackets, this.NoSpaceAfterOpenBracket, this.NoSpaceBeforeCloseBracket, + this.SpaceAfterOpenBrace, this.SpaceBeforeCloseBrace, this.NoSpaceBetweenEmptyBraceBrackets, this.NoSpaceAfterOpenBrace, this.NoSpaceBeforeCloseBrace, + this.SpaceAfterTemplateHeadAndMiddle, this.SpaceBeforeTemplateMiddleAndTail, this.NoSpaceAfterTemplateHeadAndMiddle, this.NoSpaceBeforeTemplateMiddleAndTail, + this.SpaceAfterOpenBraceInJsxExpression, this.SpaceBeforeCloseBraceInJsxExpression, this.NoSpaceAfterOpenBraceInJsxExpression, this.NoSpaceBeforeCloseBraceInJsxExpression, + this.SpaceAfterSemicolonInFor, this.NoSpaceAfterSemicolonInFor, + this.SpaceBeforeBinaryOperator, this.SpaceAfterBinaryOperator, this.NoSpaceBeforeBinaryOperator, this.NoSpaceAfterBinaryOperator, + this.SpaceBeforeOpenParenInFuncDecl, this.NoSpaceBeforeOpenParenInFuncDecl, + this.NewLineBeforeOpenBraceInControl, + this.NewLineBeforeOpenBraceInFunction, this.NewLineBeforeOpenBraceInTypeScriptDeclWithBlock, + this.SpaceAfterTypeAssertion, this.NoSpaceAfterTypeAssertion + ]; + // These rules are lower in priority than user-configurable rules. + this.LowPriorityCommonRules = [ + this.NoSpaceBeforeSemicolon, + this.SpaceBeforeOpenBraceInControl, this.SpaceBeforeOpenBraceInFunction, this.SpaceBeforeOpenBraceInTypeScriptDeclWithBlock, + this.NoSpaceBeforeComma, + this.NoSpaceBeforeOpenBracket, + this.NoSpaceAfterCloseBracket, + this.SpaceAfterSemicolon, + this.SpaceBetweenStatements, this.SpaceAfterTryFinally + ]; + if (ts.Debug.isDebugging) { + var o = this; + for (var name in o) { + var rule = o[name]; + if (rule instanceof formatting.Rule) { + rule.debugName = name; } } } - }); - // Remove imports when the imported declaration is already in the list and has the same name. - rawItems = ts.filter(rawItems, function (item) { - var decl = item.declaration; - if (decl.kind === 236 /* ImportClause */ || decl.kind === 239 /* ImportSpecifier */ || decl.kind === 234 /* ImportEqualsDeclaration */) { - var importer = checker.getSymbolAtLocation(decl.name); - var imported = checker.getAliasedSymbol(importer); - return importer.name !== imported.name; - } - else { - return true; - } - }); - rawItems.sort(compareNavigateToItems); - if (maxResultCount !== undefined) { - rawItems = rawItems.slice(0, maxResultCount); - } - var items = ts.map(rawItems, createNavigateToItem); - return items; - function allMatchesAreCaseSensitive(matches) { - ts.Debug.assert(matches.length > 0); - // This is a case sensitive match, only if all the submatches were case sensitive. - for (var _i = 0, matches_2 = matches; _i < matches_2.length; _i++) { - var match = matches_2[_i]; - if (!match.isCaseSensitive) { - return false; - } - } - return true; - } - function getTextOfIdentifierOrLiteral(node) { - if (node) { - if (node.kind === 70 /* Identifier */ || - node.kind === 9 /* StringLiteral */ || - node.kind === 8 /* NumericLiteral */) { - return node.text; - } - } - return undefined; } - function tryAddSingleDeclarationName(declaration, containers) { - if (declaration && declaration.name) { - var text = getTextOfIdentifierOrLiteral(declaration.name); - if (text !== undefined) { - containers.unshift(text); - } - else if (declaration.name.kind === 142 /* ComputedPropertyName */) { - return tryAddComputedPropertyName(declaration.name.expression, containers, /*includeLastPortion*/ true); - } - else { - // Don't know how to add this. - return false; - } + /// + /// Contexts + /// + Rules.IsOptionEnabled = function (optionName) { + return function (context) { return context.options && context.options.hasOwnProperty(optionName) && !!context.options[optionName]; }; + }; + Rules.IsOptionDisabled = function (optionName) { + return function (context) { return context.options && context.options.hasOwnProperty(optionName) && !context.options[optionName]; }; + }; + Rules.IsOptionDisabledOrUndefined = function (optionName) { + return function (context) { return !context.options || !context.options.hasOwnProperty(optionName) || !context.options[optionName]; }; + }; + Rules.isOptionDisabledOrUndefinedOrTokensOnSameLine = function (optionName) { + return function (context) { return !context.options || !context.options.hasOwnProperty(optionName) || !context.options[optionName] || context.TokensAreOnSameLine(); }; + }; + Rules.IsOptionEnabledOrUndefined = function (optionName) { + return function (context) { return !context.options || !context.options.hasOwnProperty(optionName) || !!context.options[optionName]; }; + }; + Rules.IsForContext = function (context) { + return context.contextNode.kind === 214 /* ForStatement */; + }; + Rules.IsNotForContext = function (context) { + return !Rules.IsForContext(context); + }; + Rules.IsBinaryOpContext = function (context) { + switch (context.contextNode.kind) { + case 194 /* BinaryExpression */: + case 195 /* ConditionalExpression */: + case 202 /* AsExpression */: + case 246 /* ExportSpecifier */: + case 242 /* ImportSpecifier */: + case 158 /* TypePredicate */: + case 166 /* UnionType */: + case 167 /* IntersectionType */: + return true; + // equals in binding elements: function foo([[x, y] = [1, 2]]) + case 176 /* BindingElement */: + // equals in type X = ... + case 231 /* TypeAliasDeclaration */: + // equal in import a = module('a'); + case 237 /* ImportEqualsDeclaration */: + // equal in let a = 0; + case 226 /* VariableDeclaration */: + // equal in p = 0; + case 146 /* Parameter */: + case 264 /* EnumMember */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: + return context.currentTokenSpan.kind === 58 /* EqualsToken */ || context.nextTokenSpan.kind === 58 /* EqualsToken */; + // "in" keyword in for (let x in []) { } + case 215 /* ForInStatement */: + // "in" keyword in [P in keyof T]: T[P] + case 145 /* TypeParameter */: + return context.currentTokenSpan.kind === 92 /* InKeyword */ || context.nextTokenSpan.kind === 92 /* InKeyword */; + // Technically, "of" is not a binary operator, but format it the same way as "in" + case 216 /* ForOfStatement */: + return context.currentTokenSpan.kind === 142 /* OfKeyword */ || context.nextTokenSpan.kind === 142 /* OfKeyword */; } - return true; - } - // Only added the names of computed properties if they're simple dotted expressions, like: - // - // [X.Y.Z]() { } - function tryAddComputedPropertyName(expression, containers, includeLastPortion) { - var text = getTextOfIdentifierOrLiteral(expression); - if (text !== undefined) { - if (includeLastPortion) { - containers.unshift(text); - } + return false; + }; + Rules.IsNotBinaryOpContext = function (context) { + return !Rules.IsBinaryOpContext(context); + }; + Rules.IsConditionalOperatorContext = function (context) { + return context.contextNode.kind === 195 /* ConditionalExpression */; + }; + Rules.IsSameLineTokenOrBeforeBlockContext = function (context) { + return context.TokensAreOnSameLine() || Rules.IsBeforeBlockContext(context); + }; + Rules.IsBraceWrappedContext = function (context) { + return context.contextNode.kind === 174 /* ObjectBindingPattern */ || Rules.IsSingleLineBlockContext(context); + }; + // This check is done before an open brace in a control construct, a function, or a typescript block declaration + Rules.IsBeforeMultilineBlockContext = function (context) { + return Rules.IsBeforeBlockContext(context) && !(context.NextNodeAllOnSameLine() || context.NextNodeBlockIsOnOneLine()); + }; + Rules.IsMultilineBlockContext = function (context) { + return Rules.IsBlockContext(context) && !(context.ContextNodeAllOnSameLine() || context.ContextNodeBlockIsOnOneLine()); + }; + Rules.IsSingleLineBlockContext = function (context) { + return Rules.IsBlockContext(context) && (context.ContextNodeAllOnSameLine() || context.ContextNodeBlockIsOnOneLine()); + }; + Rules.IsBlockContext = function (context) { + return Rules.NodeIsBlockContext(context.contextNode); + }; + Rules.IsBeforeBlockContext = function (context) { + return Rules.NodeIsBlockContext(context.nextTokenParent); + }; + // IMPORTANT!!! This method must return true ONLY for nodes with open and close braces as immediate children + Rules.NodeIsBlockContext = function (node) { + if (Rules.NodeIsTypeScriptDeclWithBlockContext(node)) { + // This means we are in a context that looks like a block to the user, but in the grammar is actually not a node (it's a class, module, enum, object type literal, etc). return true; } - if (expression.kind === 177 /* PropertyAccessExpression */) { - var propertyAccess = expression; - if (includeLastPortion) { - containers.unshift(propertyAccess.name.text); - } - return tryAddComputedPropertyName(propertyAccess.expression, containers, /*includeLastPortion*/ true); + switch (node.kind) { + case 207 /* Block */: + case 235 /* CaseBlock */: + case 178 /* ObjectLiteralExpression */: + case 234 /* ModuleBlock */: + return true; } return false; - } - function getContainers(declaration) { - var containers = []; - // First, if we started with a computed property name, then add all but the last - // portion into the container array. - if (declaration.name.kind === 142 /* ComputedPropertyName */) { - if (!tryAddComputedPropertyName(declaration.name.expression, containers, /*includeLastPortion*/ false)) { - return undefined; - } - } - // Now, walk up our containers, adding all their names to the container array. - declaration = ts.getContainerNode(declaration); - while (declaration) { - if (!tryAddSingleDeclarationName(declaration, containers)) { - return undefined; - } - declaration = ts.getContainerNode(declaration); - } - return containers; - } - function bestMatchKind(matches) { - ts.Debug.assert(matches.length > 0); - var bestMatchKind = ts.PatternMatchKind.camelCase; - for (var _i = 0, matches_3 = matches; _i < matches_3.length; _i++) { - var match = matches_3[_i]; - var kind = match.kind; - if (kind < bestMatchKind) { - bestMatchKind = kind; - } - } - return bestMatchKind; - } - function compareNavigateToItems(i1, i2) { - // TODO(cyrusn): get the gamut of comparisons that VS already uses here. - // Right now we just sort by kind first, and then by name of the item. - // We first sort case insensitively. So "Aaa" will come before "bar". - // Then we sort case sensitively, so "aaa" will come before "Aaa". - return i1.matchKind - i2.matchKind || - ts.compareStringsCaseInsensitive(i1.name, i2.name) || - ts.compareStrings(i1.name, i2.name); - } - function createNavigateToItem(rawItem) { - var declaration = rawItem.declaration; - var container = ts.getContainerNode(declaration); - return { - name: rawItem.name, - kind: ts.getNodeKind(declaration), - kindModifiers: ts.getNodeModifiers(declaration), - matchKind: ts.PatternMatchKind[rawItem.matchKind], - isCaseSensitive: rawItem.isCaseSensitive, - fileName: rawItem.fileName, - textSpan: ts.createTextSpanFromBounds(declaration.getStart(), declaration.getEnd()), - // TODO(jfreeman): What should be the containerName when the container has a computed name? - containerName: container && container.name ? container.name.text : "", - containerKind: container && container.name ? ts.getNodeKind(container) : "" - }; - } - } - NavigateTo.getNavigateToItems = getNavigateToItems; - })(NavigateTo = ts.NavigateTo || (ts.NavigateTo = {})); -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - var NavigationBar; - (function (NavigationBar) { - function getNavigationBarItems(sourceFile) { - curSourceFile = sourceFile; - var result = ts.map(topLevelItems(rootNavigationBarNode(sourceFile)), convertToTopLevelItem); - curSourceFile = undefined; - return result; - } - NavigationBar.getNavigationBarItems = getNavigationBarItems; - function getNavigationTree(sourceFile) { - curSourceFile = sourceFile; - var result = convertToTree(rootNavigationBarNode(sourceFile)); - curSourceFile = undefined; - return result; - } - NavigationBar.getNavigationTree = getNavigationTree; - // Keep sourceFile handy so we don't have to search for it every time we need to call `getText`. - var curSourceFile; - function nodeText(node) { - return node.getText(curSourceFile); - } - function navigationBarNodeKind(n) { - return n.node.kind; - } - function pushChild(parent, child) { - if (parent.children) { - parent.children.push(child); - } - else { - parent.children = [child]; - } - } - /* - For performance, we keep navigation bar parents on a stack rather than passing them through each recursion. - `parent` is the current parent and is *not* stored in parentsStack. - `startNode` sets a new parent and `endNode` returns to the previous parent. - */ - var parentsStack = []; - var parent; - function rootNavigationBarNode(sourceFile) { - ts.Debug.assert(!parentsStack.length); - var root = { node: sourceFile, additionalNodes: undefined, parent: undefined, children: undefined, indent: 0 }; - parent = root; - for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { - var statement = _a[_i]; - addChildrenRecursively(statement); - } - endNode(); - ts.Debug.assert(!parent && !parentsStack.length); - return root; - } - function addLeafNode(node) { - pushChild(parent, emptyNavigationBarNode(node)); - } - function emptyNavigationBarNode(node) { - return { - node: node, - additionalNodes: undefined, - parent: parent, - children: undefined, - indent: parent.indent + 1 }; - } - /** - * Add a new level of NavigationBarNodes. - * This pushes to the stack, so you must call `endNode` when you are done adding to this node. - */ - function startNode(node) { - var navNode = emptyNavigationBarNode(node); - pushChild(parent, navNode); - // Save the old parent - parentsStack.push(parent); - parent = navNode; - } - /** Call after calling `startNode` and adding children to it. */ - function endNode() { - if (parent.children) { - mergeChildren(parent.children); - sortChildren(parent.children); - } - parent = parentsStack.pop(); - } - function addNodeWithRecursiveChild(node, child) { - startNode(node); - addChildrenRecursively(child); - endNode(); - } - /** Look for navigation bar items in node's subtree, adding them to the current `parent`. */ - function addChildrenRecursively(node) { - if (!node || ts.isToken(node)) { - return; - } - switch (node.kind) { - case 150 /* Constructor */: - // Get parameter properties, and treat them as being on the *same* level as the constructor, not under it. - var ctr = node; - addNodeWithRecursiveChild(ctr, ctr.body); - // Parameter properties are children of the class, not the constructor. - for (var _i = 0, _a = ctr.parameters; _i < _a.length; _i++) { - var param = _a[_i]; - if (ts.isParameterPropertyDeclaration(param)) { - addLeafNode(param); - } - } - break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 148 /* MethodSignature */: - if (!ts.hasDynamicName(node)) { - addNodeWithRecursiveChild(node, node.body); - } - break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - if (!ts.hasDynamicName(node)) { - addLeafNode(node); - } - break; - case 236 /* ImportClause */: - var importClause = node; - // Handle default import case e.g.: - // import d from "mod"; - if (importClause.name) { - addLeafNode(importClause); - } - // Handle named bindings in imports e.g.: - // import * as NS from "mod"; - // import {a, b as B} from "mod"; - var namedBindings = importClause.namedBindings; - if (namedBindings) { - if (namedBindings.kind === 237 /* NamespaceImport */) { - addLeafNode(namedBindings); - } - else { - for (var _b = 0, _c = namedBindings.elements; _b < _c.length; _b++) { - var element = _c[_b]; - addLeafNode(element); - } - } - } - break; - case 174 /* BindingElement */: - case 223 /* VariableDeclaration */: - var decl = node; - var name_49 = decl.name; - if (ts.isBindingPattern(name_49)) { - addChildrenRecursively(name_49); - } - else if (decl.initializer && isFunctionOrClassExpression(decl.initializer)) { - // For `const x = function() {}`, just use the function node, not the const. - addChildrenRecursively(decl.initializer); - } - else { - addNodeWithRecursiveChild(decl, decl.initializer); - } - break; - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - addNodeWithRecursiveChild(node, node.body); - break; - case 229 /* EnumDeclaration */: - startNode(node); - for (var _d = 0, _e = node.members; _d < _e.length; _d++) { - var member = _e[_d]; - if (!isComputedProperty(member)) { - addLeafNode(member); - } - } - endNode(); - break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - startNode(node); - for (var _f = 0, _g = node.members; _f < _g.length; _f++) { - var member = _g[_f]; - addChildrenRecursively(member); - } - endNode(); - break; - case 230 /* ModuleDeclaration */: - addNodeWithRecursiveChild(node, getInteriorModule(node).body); - break; - case 243 /* ExportSpecifier */: - case 234 /* ImportEqualsDeclaration */: - case 155 /* IndexSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 228 /* TypeAliasDeclaration */: - addLeafNode(node); - break; - default: - ts.forEach(node.jsDoc, function (jsDoc) { - ts.forEach(jsDoc.tags, function (tag) { - if (tag.kind === 285 /* JSDocTypedefTag */) { - addLeafNode(tag); - } - }); - }); - ts.forEachChild(node, addChildrenRecursively); - } - } - /** Merge declarations of the same kind. */ - function mergeChildren(children) { - var nameToItems = ts.createMap(); - ts.filterMutate(children, function (child) { - var decl = child.node; - var name = decl.name && nodeText(decl.name); - if (!name) { - // Anonymous items are never merged. - return true; + Rules.IsFunctionDeclContext = function (context) { + switch (context.contextNode.kind) { + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + // case SyntaxKind.MemberFunctionDeclaration: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + // case SyntaxKind.MethodSignature: + case 155 /* CallSignature */: + case 186 /* FunctionExpression */: + case 152 /* Constructor */: + case 187 /* ArrowFunction */: + // case SyntaxKind.ConstructorDeclaration: + // case SyntaxKind.SimpleArrowFunctionExpression: + // case SyntaxKind.ParenthesizedArrowFunctionExpression: + case 230 /* InterfaceDeclaration */:// This one is not truly a function, but for formatting purposes, it acts just like one + return true; } - var itemsWithSameName = nameToItems[name]; - if (!itemsWithSameName) { - nameToItems[name] = child; - return true; + return false; + }; + Rules.IsFunctionDeclarationOrFunctionExpressionContext = function (context) { + return context.contextNode.kind === 228 /* FunctionDeclaration */ || context.contextNode.kind === 186 /* FunctionExpression */; + }; + Rules.IsTypeScriptDeclWithBlockContext = function (context) { + return Rules.NodeIsTypeScriptDeclWithBlockContext(context.contextNode); + }; + Rules.NodeIsTypeScriptDeclWithBlockContext = function (node) { + switch (node.kind) { + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: + case 163 /* TypeLiteral */: + case 233 /* ModuleDeclaration */: + case 244 /* ExportDeclaration */: + case 245 /* NamedExports */: + case 238 /* ImportDeclaration */: + case 241 /* NamedImports */: + return true; } - if (itemsWithSameName instanceof Array) { - for (var _i = 0, itemsWithSameName_1 = itemsWithSameName; _i < itemsWithSameName_1.length; _i++) { - var itemWithSameName = itemsWithSameName_1[_i]; - if (tryMerge(itemWithSameName, child)) { - return false; + return false; + }; + Rules.IsAfterCodeBlockContext = function (context) { + switch (context.currentTokenParent.kind) { + case 229 /* ClassDeclaration */: + case 233 /* ModuleDeclaration */: + case 232 /* EnumDeclaration */: + case 260 /* CatchClause */: + case 234 /* ModuleBlock */: + case 221 /* SwitchStatement */: + return true; + case 207 /* Block */: { + var blockParent = context.currentTokenParent.parent; + // In a codefix scenario, we can't rely on parents being set. So just always return true. + if (!blockParent || blockParent.kind !== 187 /* ArrowFunction */ && blockParent.kind !== 186 /* FunctionExpression */) { + return true; } } - itemsWithSameName.push(child); - return true; - } - else { - var itemWithSameName = itemsWithSameName; - if (tryMerge(itemWithSameName, child)) { - return false; - } - nameToItems[name] = [itemWithSameName, child]; - return true; } - function tryMerge(a, b) { - if (shouldReallyMerge(a.node, b.node)) { - merge(a, b); + return false; + }; + Rules.IsControlDeclContext = function (context) { + switch (context.contextNode.kind) { + case 211 /* IfStatement */: + case 221 /* SwitchStatement */: + case 214 /* ForStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 213 /* WhileStatement */: + case 224 /* TryStatement */: + case 212 /* DoStatement */: + case 220 /* WithStatement */: + // TODO + // case SyntaxKind.ElseClause: + case 260 /* CatchClause */: return true; - } - return false; - } - }); - /** a and b have the same name, but they may not be mergeable. */ - function shouldReallyMerge(a, b) { - return a.kind === b.kind && (a.kind !== 230 /* ModuleDeclaration */ || areSameModule(a, b)); - // We use 1 NavNode to represent 'A.B.C', but there are multiple source nodes. - // Only merge module nodes that have the same chain. Don't merge 'A.B.C' with 'A'! - function areSameModule(a, b) { - if (a.body.kind !== b.body.kind) { + default: return false; - } - if (a.body.kind !== 230 /* ModuleDeclaration */) { - return true; - } - return areSameModule(a.body, b.body); - } - } - /** Merge source into target. Source should be thrown away after this is called. */ - function merge(target, source) { - target.additionalNodes = target.additionalNodes || []; - target.additionalNodes.push(source.node); - if (source.additionalNodes) { - (_a = target.additionalNodes).push.apply(_a, source.additionalNodes); - } - target.children = ts.concatenate(target.children, source.children); - if (target.children) { - mergeChildren(target.children); - sortChildren(target.children); - } - var _a; - } - } - /** Recursively ensure that each NavNode's children are in sorted order. */ - function sortChildren(children) { - children.sort(compareChildren); - } - function compareChildren(child1, child2) { - var name1 = tryGetName(child1.node), name2 = tryGetName(child2.node); - if (name1 && name2) { - var cmp = localeCompareFix(name1, name2); - return cmp !== 0 ? cmp : navigationBarNodeKind(child1) - navigationBarNodeKind(child2); - } - else { - return name1 ? 1 : name2 ? -1 : navigationBarNodeKind(child1) - navigationBarNodeKind(child2); - } - } - // Intl is missing in Safari, and node 0.10 treats "a" as greater than "B". - var localeCompareIsCorrect = ts.collator && ts.collator.compare("a", "B") < 0; - var localeCompareFix = localeCompareIsCorrect ? ts.collator.compare : function (a, b) { - // This isn't perfect, but it passes all of our tests. - for (var i = 0; i < Math.min(a.length, b.length); i++) { - var chA = a.charAt(i), chB = b.charAt(i); - if (chA === "\"" && chB === "'") { - return 1; - } - if (chA === "'" && chB === "\"") { - return -1; - } - var cmp = ts.compareStrings(chA.toLocaleLowerCase(), chB.toLocaleLowerCase()); - if (cmp !== 0) { - return cmp; - } - } - return a.length - b.length; - }; - /** - * This differs from getItemName because this is just used for sorting. - * We only sort nodes by name that have a more-or-less "direct" name, as opposed to `new()` and the like. - * So `new()` can still come before an `aardvark` method. - */ - function tryGetName(node) { - if (node.kind === 230 /* ModuleDeclaration */) { - return getModuleName(node); - } - var decl = node; - if (decl.name) { - return ts.getPropertyNameForPropertyNameNode(decl.name); - } - switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 197 /* ClassExpression */: - return getFunctionOrClassName(node); - case 285 /* JSDocTypedefTag */: - return getJSDocTypedefTagName(node); - default: - return undefined; - } - } - function getItemName(node) { - if (node.kind === 230 /* ModuleDeclaration */) { - return getModuleName(node); - } - var name = node.name; - if (name) { - var text = nodeText(name); - if (text.length > 0) { - return text; } - } - switch (node.kind) { - case 261 /* SourceFile */: - var sourceFile = node; - return ts.isExternalModule(sourceFile) - ? "\"" + ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))) + "\"" - : ""; - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - if (ts.getModifierFlags(node) & 512 /* Default */) { - return "default"; - } - // We may get a string with newlines or other whitespace in the case of an object dereference - // (eg: "app\n.onactivated"), so we should remove the whitespace for readabiltiy in the - // navigation bar. - return getFunctionOrClassName(node); - case 150 /* Constructor */: - return "constructor"; - case 154 /* ConstructSignature */: - return "new()"; - case 153 /* CallSignature */: - return "()"; - case 155 /* IndexSignature */: - return "[]"; - case 285 /* JSDocTypedefTag */: - return getJSDocTypedefTagName(node); - default: - return ""; - } - } - function getJSDocTypedefTagName(node) { - if (node.name) { - return node.name.text; - } - else { - var parentNode = node.parent && node.parent.parent; - if (parentNode && parentNode.kind === 205 /* VariableStatement */) { - if (parentNode.declarationList.declarations.length > 0) { - var nameIdentifier = parentNode.declarationList.declarations[0].name; - if (nameIdentifier.kind === 70 /* Identifier */) { - return nameIdentifier.text; - } - } + }; + Rules.IsObjectContext = function (context) { + return context.contextNode.kind === 178 /* ObjectLiteralExpression */; + }; + Rules.IsFunctionCallContext = function (context) { + return context.contextNode.kind === 181 /* CallExpression */; + }; + Rules.IsNewContext = function (context) { + return context.contextNode.kind === 182 /* NewExpression */; + }; + Rules.IsFunctionCallOrNewContext = function (context) { + return Rules.IsFunctionCallContext(context) || Rules.IsNewContext(context); + }; + Rules.IsPreviousTokenNotComma = function (context) { + return context.currentTokenSpan.kind !== 26 /* CommaToken */; + }; + Rules.IsNextTokenNotCloseBracket = function (context) { + return context.nextTokenSpan.kind !== 22 /* CloseBracketToken */; + }; + Rules.IsArrowFunctionContext = function (context) { + return context.contextNode.kind === 187 /* ArrowFunction */; + }; + Rules.IsNonJsxSameLineTokenContext = function (context) { + return context.TokensAreOnSameLine() && context.contextNode.kind !== 10 /* JsxText */; + }; + Rules.IsNonJsxElementContext = function (context) { + return context.contextNode.kind !== 249 /* JsxElement */; + }; + Rules.IsJsxExpressionContext = function (context) { + return context.contextNode.kind === 256 /* JsxExpression */; + }; + Rules.IsNextTokenParentJsxAttribute = function (context) { + return context.nextTokenParent.kind === 253 /* JsxAttribute */; + }; + Rules.IsJsxAttributeContext = function (context) { + return context.contextNode.kind === 253 /* JsxAttribute */; + }; + Rules.IsJsxSelfClosingElementContext = function (context) { + return context.contextNode.kind === 250 /* JsxSelfClosingElement */; + }; + Rules.IsNotBeforeBlockInFunctionDeclarationContext = function (context) { + return !Rules.IsFunctionDeclContext(context) && !Rules.IsBeforeBlockContext(context); + }; + Rules.IsEndOfDecoratorContextOnSameLine = function (context) { + return context.TokensAreOnSameLine() && + context.contextNode.decorators && + Rules.NodeIsInDecoratorContext(context.currentTokenParent) && + !Rules.NodeIsInDecoratorContext(context.nextTokenParent); + }; + Rules.NodeIsInDecoratorContext = function (node) { + while (ts.isPartOfExpression(node)) { + node = node.parent; } - return ""; - } - } - /** Flattens the NavNode tree to a list, keeping only the top-level items. */ - function topLevelItems(root) { - var topLevel = []; - function recur(item) { - if (isTopLevel(item)) { - topLevel.push(item); - if (item.children) { - for (var _i = 0, _a = item.children; _i < _a.length; _i++) { - var child = _a[_i]; - recur(child); - } - } + return node.kind === 147 /* Decorator */; + }; + Rules.IsStartOfVariableDeclarationList = function (context) { + return context.currentTokenParent.kind === 227 /* VariableDeclarationList */ && + context.currentTokenParent.getStart(context.sourceFile) === context.currentTokenSpan.pos; + }; + Rules.IsNotFormatOnEnter = function (context) { + return context.formattingRequestKind !== 2 /* FormatOnEnter */; + }; + Rules.IsModuleDeclContext = function (context) { + return context.contextNode.kind === 233 /* ModuleDeclaration */; + }; + Rules.IsObjectTypeContext = function (context) { + return context.contextNode.kind === 163 /* TypeLiteral */; // && context.contextNode.parent.kind !== SyntaxKind.InterfaceDeclaration; + }; + Rules.IsConstructorSignatureContext = function (context) { + return context.contextNode.kind === 156 /* ConstructSignature */; + }; + Rules.IsTypeArgumentOrParameterOrAssertion = function (token, parent) { + if (token.kind !== 27 /* LessThanToken */ && token.kind !== 29 /* GreaterThanToken */) { + return false; } - } - recur(root); - return topLevel; - function isTopLevel(item) { - switch (navigationBarNodeKind(item)) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 229 /* EnumDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 261 /* SourceFile */: - case 228 /* TypeAliasDeclaration */: - case 285 /* JSDocTypedefTag */: + switch (parent.kind) { + case 159 /* TypeReference */: + case 184 /* TypeAssertionExpression */: + case 231 /* TypeAliasDeclaration */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 201 /* ExpressionWithTypeArguments */: return true; - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 223 /* VariableDeclaration */: - return hasSomeImportantChild(item); - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - return isTopLevelFunctionDeclaration(item); default: return false; } - function isTopLevelFunctionDeclaration(item) { - if (!item.node.body) { - return false; - } - switch (navigationBarNodeKind(item.parent)) { - case 231 /* ModuleBlock */: - case 261 /* SourceFile */: - case 149 /* MethodDeclaration */: - case 150 /* Constructor */: - return true; - default: - return hasSomeImportantChild(item); - } - } - function hasSomeImportantChild(item) { - return ts.forEach(item.children, function (child) { - var childKind = navigationBarNodeKind(child); - return childKind !== 223 /* VariableDeclaration */ && childKind !== 174 /* BindingElement */; - }); - } - } - } - // NavigationBarItem requires an array, but will not mutate it, so just give it this for performance. - var emptyChildItemArray = []; - function convertToTree(n) { - return { - text: getItemName(n.node), - kind: ts.getNodeKind(n.node), - kindModifiers: ts.getNodeModifiers(n.node), - spans: getSpans(n), - childItems: ts.map(n.children, convertToTree) }; - } - function convertToTopLevelItem(n) { - return { - text: getItemName(n.node), - kind: ts.getNodeKind(n.node), - kindModifiers: ts.getNodeModifiers(n.node), - spans: getSpans(n), - childItems: ts.map(n.children, convertToChildItem) || emptyChildItemArray, - indent: n.indent, - bolded: false, - grayed: false + Rules.IsTypeArgumentOrParameterOrAssertionContext = function (context) { + return Rules.IsTypeArgumentOrParameterOrAssertion(context.currentTokenSpan, context.currentTokenParent) || + Rules.IsTypeArgumentOrParameterOrAssertion(context.nextTokenSpan, context.nextTokenParent); }; - function convertToChildItem(n) { - return { - text: getItemName(n.node), - kind: ts.getNodeKind(n.node), - kindModifiers: ts.getNodeModifiers(n.node), - spans: getSpans(n), - childItems: emptyChildItemArray, - indent: 0, - bolded: false, - grayed: false - }; - } - } - function getSpans(n) { - var spans = [getNodeSpan(n.node)]; - if (n.additionalNodes) { - for (var _i = 0, _a = n.additionalNodes; _i < _a.length; _i++) { - var node = _a[_i]; - spans.push(getNodeSpan(node)); - } - } - return spans; - } - function getModuleName(moduleDeclaration) { - // We want to maintain quotation marks. - if (ts.isAmbientModule(moduleDeclaration)) { - return ts.getTextOfNode(moduleDeclaration.name); - } - // Otherwise, we need to aggregate each identifier to build up the qualified name. - var result = []; - result.push(moduleDeclaration.name.text); - while (moduleDeclaration.body && moduleDeclaration.body.kind === 230 /* ModuleDeclaration */) { - moduleDeclaration = moduleDeclaration.body; - result.push(moduleDeclaration.name.text); - } - return result.join("."); - } - /** - * For 'module A.B.C', we want to get the node for 'C'. - * We store 'A' as associated with a NavNode, and use getModuleName to traverse down again. - */ - function getInteriorModule(decl) { - return decl.body.kind === 230 /* ModuleDeclaration */ ? getInteriorModule(decl.body) : decl; - } - function isComputedProperty(member) { - return !member.name || member.name.kind === 142 /* ComputedPropertyName */; - } - function getNodeSpan(node) { - return node.kind === 261 /* SourceFile */ - ? ts.createTextSpanFromBounds(node.getFullStart(), node.getEnd()) - : ts.createTextSpanFromBounds(node.getStart(curSourceFile), node.getEnd()); - } - function getFunctionOrClassName(node) { - if (node.name && ts.getFullWidth(node.name) > 0) { - return ts.declarationNameToString(node.name); - } - else if (node.parent.kind === 223 /* VariableDeclaration */) { - return ts.declarationNameToString(node.parent.name); - } - else if (node.parent.kind === 192 /* BinaryExpression */ && - node.parent.operatorToken.kind === 57 /* EqualsToken */) { - return nodeText(node.parent.left).replace(whiteSpaceRegex, ""); - } - else if (node.parent.kind === 257 /* PropertyAssignment */ && node.parent.name) { - return nodeText(node.parent.name); - } - else if (ts.getModifierFlags(node) & 512 /* Default */) { - return "default"; - } - else { - return ts.isClassLike(node) ? "" : ""; - } - } - function isFunctionOrClassExpression(node) { - return node.kind === 184 /* FunctionExpression */ || node.kind === 185 /* ArrowFunction */ || node.kind === 197 /* ClassExpression */; - } - /** - * Matches all whitespace characters in a string. Eg: - * - * "app. - * - * onactivated" - * - * matches because of the newline, whereas - * - * "app.onactivated" - * - * does not match. - */ - var whiteSpaceRegex = /\s+/g; - })(NavigationBar = ts.NavigationBar || (ts.NavigationBar = {})); + Rules.IsTypeAssertionContext = function (context) { + return context.contextNode.kind === 184 /* TypeAssertionExpression */; + }; + Rules.IsVoidOpContext = function (context) { + return context.currentTokenSpan.kind === 105 /* VoidKeyword */ && context.currentTokenParent.kind === 190 /* VoidExpression */; + }; + Rules.IsYieldOrYieldStarWithOperand = function (context) { + return context.contextNode.kind === 197 /* YieldExpression */ && context.contextNode.expression !== undefined; + }; + Rules.IsNonNullAssertionContext = function (context) { + return context.contextNode.kind === 203 /* NonNullExpression */; + }; + return Rules; + }()); + formatting.Rules = Rules; + })(formatting = ts.formatting || (ts.formatting = {})); })(ts || (ts = {})); +/// /* @internal */ var ts; (function (ts) { - var OutliningElementsCollector; - (function (OutliningElementsCollector) { - function collectElements(sourceFile) { - var elements = []; - var collapseText = "..."; - function addOutliningSpan(hintSpanNode, startElement, endElement, autoCollapse) { - if (hintSpanNode && startElement && endElement) { - var span_12 = { - textSpan: ts.createTextSpanFromBounds(startElement.pos, endElement.end), - hintSpan: ts.createTextSpanFromBounds(hintSpanNode.getStart(), hintSpanNode.end), - bannerText: collapseText, - autoCollapse: autoCollapse - }; - elements.push(span_12); - } - } - function addOutliningSpanComments(commentSpan, autoCollapse) { - if (commentSpan) { - var span_13 = { - textSpan: ts.createTextSpanFromBounds(commentSpan.pos, commentSpan.end), - hintSpan: ts.createTextSpanFromBounds(commentSpan.pos, commentSpan.end), - bannerText: collapseText, - autoCollapse: autoCollapse - }; - elements.push(span_13); + var formatting; + (function (formatting) { + var RulesMap = /** @class */ (function () { + function RulesMap(rules) { + this.mapRowLength = 142 /* LastToken */ + 1; + this.map = new Array(this.mapRowLength * this.mapRowLength); + // This array is used only during construction of the rulesbucket in the map + var rulesBucketConstructionStateList = new Array(this.map.length); + for (var _i = 0, rules_1 = rules; _i < rules_1.length; _i++) { + var rule = rules_1[_i]; + this.FillRule(rule, rulesBucketConstructionStateList); } } - function addOutliningForLeadingCommentsForNode(n) { - var comments = ts.getLeadingCommentRangesOfNode(n, sourceFile); - if (comments) { - var firstSingleLineCommentStart = -1; - var lastSingleLineCommentEnd = -1; - var isFirstSingleLineComment = true; - var singleLineCommentCount = 0; - for (var _i = 0, comments_4 = comments; _i < comments_4.length; _i++) { - var currentComment = comments_4[_i]; - // For single line comments, combine consecutive ones (2 or more) into - // a single span from the start of the first till the end of the last - if (currentComment.kind === 2 /* SingleLineCommentTrivia */) { - if (isFirstSingleLineComment) { - firstSingleLineCommentStart = currentComment.pos; - } - isFirstSingleLineComment = false; - lastSingleLineCommentEnd = currentComment.end; - singleLineCommentCount++; + RulesMap.prototype.GetRuleBucketIndex = function (row, column) { + ts.Debug.assert(row <= 142 /* LastKeyword */ && column <= 142 /* LastKeyword */, "Must compute formatting context from tokens"); + return (row * this.mapRowLength) + column; + }; + RulesMap.prototype.FillRule = function (rule, rulesBucketConstructionStateList) { + var _this = this; + var specificRule = rule.Descriptor.LeftTokenRange.isSpecific() && rule.Descriptor.RightTokenRange.isSpecific(); + rule.Descriptor.LeftTokenRange.GetTokens().forEach(function (left) { + rule.Descriptor.RightTokenRange.GetTokens().forEach(function (right) { + var rulesBucketIndex = _this.GetRuleBucketIndex(left, right); + var rulesBucket = _this.map[rulesBucketIndex]; + if (rulesBucket === undefined) { + rulesBucket = _this.map[rulesBucketIndex] = new RulesBucket(); } - else if (currentComment.kind === 3 /* MultiLineCommentTrivia */) { - combineAndAddMultipleSingleLineComments(singleLineCommentCount, firstSingleLineCommentStart, lastSingleLineCommentEnd); - addOutliningSpanComments(currentComment, /*autoCollapse*/ false); - singleLineCommentCount = 0; - lastSingleLineCommentEnd = -1; - isFirstSingleLineComment = true; + rulesBucket.AddRule(rule, specificRule, rulesBucketConstructionStateList, rulesBucketIndex); + }); + }); + }; + RulesMap.prototype.GetRule = function (context) { + var bucketIndex = this.GetRuleBucketIndex(context.currentTokenSpan.kind, context.nextTokenSpan.kind); + var bucket = this.map[bucketIndex]; + if (bucket) { + for (var _i = 0, _a = bucket.Rules(); _i < _a.length; _i++) { + var rule = _a[_i]; + if (rule.Operation.Context.InContext(context)) { + return rule; } } - combineAndAddMultipleSingleLineComments(singleLineCommentCount, firstSingleLineCommentStart, lastSingleLineCommentEnd); } + return undefined; + }; + return RulesMap; + }()); + formatting.RulesMap = RulesMap; + var MaskBitSize = 5; + var Mask = 0x1f; + var RulesPosition; + (function (RulesPosition) { + RulesPosition[RulesPosition["IgnoreRulesSpecific"] = 0] = "IgnoreRulesSpecific"; + RulesPosition[RulesPosition["IgnoreRulesAny"] = MaskBitSize * 1] = "IgnoreRulesAny"; + RulesPosition[RulesPosition["ContextRulesSpecific"] = MaskBitSize * 2] = "ContextRulesSpecific"; + RulesPosition[RulesPosition["ContextRulesAny"] = MaskBitSize * 3] = "ContextRulesAny"; + RulesPosition[RulesPosition["NoContextRulesSpecific"] = MaskBitSize * 4] = "NoContextRulesSpecific"; + RulesPosition[RulesPosition["NoContextRulesAny"] = MaskBitSize * 5] = "NoContextRulesAny"; + })(RulesPosition || (RulesPosition = {})); + var RulesBucketConstructionState = /** @class */ (function () { + function RulesBucketConstructionState() { + //// The Rules list contains all the inserted rules into a rulebucket in the following order: + //// 1- Ignore rules with specific token combination + //// 2- Ignore rules with any token combination + //// 3- Context rules with specific token combination + //// 4- Context rules with any token combination + //// 5- Non-context rules with specific token combination + //// 6- Non-context rules with any token combination + //// + //// The member rulesInsertionIndexBitmap is used to describe the number of rules + //// in each sub-bucket (above) hence can be used to know the index of where to insert + //// the next rule. It's a bitmap which contains 6 different sections each is given 5 bits. + //// + //// Example: + //// In order to insert a rule to the end of sub-bucket (3), we get the index by adding + //// the values in the bitmap segments 3rd, 2nd, and 1st. + this.rulesInsertionIndexBitmap = 0; } - function combineAndAddMultipleSingleLineComments(count, start, end) { - // Only outline spans of two or more consecutive single line comments - if (count > 1) { - var multipleSingleLineComments = { - pos: start, - end: end, - kind: 2 /* SingleLineCommentTrivia */ - }; - addOutliningSpanComments(multipleSingleLineComments, /*autoCollapse*/ false); + RulesBucketConstructionState.prototype.GetInsertionIndex = function (maskPosition) { + var index = 0; + var pos = 0; + var indexBitmap = this.rulesInsertionIndexBitmap; + while (pos <= maskPosition) { + index += (indexBitmap & Mask); + indexBitmap >>= MaskBitSize; + pos += MaskBitSize; } + return index; + }; + RulesBucketConstructionState.prototype.IncreaseInsertionIndex = function (maskPosition) { + var value = (this.rulesInsertionIndexBitmap >> maskPosition) & Mask; + value++; + ts.Debug.assert((value & Mask) === value, "Adding more rules into the sub-bucket than allowed. Maximum allowed is 32 rules."); + var temp = this.rulesInsertionIndexBitmap & ~(Mask << maskPosition); + temp |= value << maskPosition; + this.rulesInsertionIndexBitmap = temp; + }; + return RulesBucketConstructionState; + }()); + formatting.RulesBucketConstructionState = RulesBucketConstructionState; + var RulesBucket = /** @class */ (function () { + function RulesBucket() { + this.rules = []; } - function autoCollapse(node) { - return ts.isFunctionBlock(node) && node.parent.kind !== 185 /* ArrowFunction */; - } - var depth = 0; - var maxDepth = 20; - function walk(n) { - if (depth > maxDepth) { - return; + RulesBucket.prototype.Rules = function () { + return this.rules; + }; + RulesBucket.prototype.AddRule = function (rule, specificTokens, constructionState, rulesBucketIndex) { + var position; + if (rule.Operation.Action === 1 /* Ignore */) { + position = specificTokens ? + RulesPosition.IgnoreRulesSpecific : + RulesPosition.IgnoreRulesAny; } - if (ts.isDeclaration(n)) { - addOutliningForLeadingCommentsForNode(n); + else if (!rule.Operation.Context.IsAny()) { + position = specificTokens ? + RulesPosition.ContextRulesSpecific : + RulesPosition.ContextRulesAny; } - switch (n.kind) { - case 204 /* Block */: - if (!ts.isFunctionBlock(n)) { - var parent_20 = n.parent; - var openBrace = ts.findChildOfKind(n, 16 /* OpenBraceToken */, sourceFile); - var closeBrace = ts.findChildOfKind(n, 17 /* CloseBraceToken */, sourceFile); - // Check if the block is standalone, or 'attached' to some parent statement. - // If the latter, we want to collapse the block, but consider its hint span - // to be the entire span of the parent. - if (parent_20.kind === 209 /* DoStatement */ || - parent_20.kind === 212 /* ForInStatement */ || - parent_20.kind === 213 /* ForOfStatement */ || - parent_20.kind === 211 /* ForStatement */ || - parent_20.kind === 208 /* IfStatement */ || - parent_20.kind === 210 /* WhileStatement */ || - parent_20.kind === 217 /* WithStatement */ || - parent_20.kind === 256 /* CatchClause */) { - addOutliningSpan(parent_20, openBrace, closeBrace, autoCollapse(n)); - break; - } - if (parent_20.kind === 221 /* TryStatement */) { - // Could be the try-block, or the finally-block. - var tryStatement = parent_20; - if (tryStatement.tryBlock === n) { - addOutliningSpan(parent_20, openBrace, closeBrace, autoCollapse(n)); - break; - } - else if (tryStatement.finallyBlock === n) { - var finallyKeyword = ts.findChildOfKind(tryStatement, 86 /* FinallyKeyword */, sourceFile); - if (finallyKeyword) { - addOutliningSpan(finallyKeyword, openBrace, closeBrace, autoCollapse(n)); - break; - } - } - } - // Block was a standalone block. In this case we want to only collapse - // the span of the block, independent of any parent span. - var span_14 = ts.createTextSpanFromBounds(n.getStart(), n.end); - elements.push({ - textSpan: span_14, - hintSpan: span_14, - bannerText: collapseText, - autoCollapse: autoCollapse(n) - }); - break; - } - // Fallthrough. - case 231 /* ModuleBlock */: { - var openBrace = ts.findChildOfKind(n, 16 /* OpenBraceToken */, sourceFile); - var closeBrace = ts.findChildOfKind(n, 17 /* CloseBraceToken */, sourceFile); - addOutliningSpan(n.parent, openBrace, closeBrace, autoCollapse(n)); - break; - } - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 176 /* ObjectLiteralExpression */: - case 232 /* CaseBlock */: { - var openBrace = ts.findChildOfKind(n, 16 /* OpenBraceToken */, sourceFile); - var closeBrace = ts.findChildOfKind(n, 17 /* CloseBraceToken */, sourceFile); - addOutliningSpan(n, openBrace, closeBrace, autoCollapse(n)); - break; - } - case 175 /* ArrayLiteralExpression */: - var openBracket = ts.findChildOfKind(n, 20 /* OpenBracketToken */, sourceFile); - var closeBracket = ts.findChildOfKind(n, 21 /* CloseBracketToken */, sourceFile); - addOutliningSpan(n, openBracket, closeBracket, autoCollapse(n)); - break; + else { + position = specificTokens ? + RulesPosition.NoContextRulesSpecific : + RulesPosition.NoContextRulesAny; } - depth++; - ts.forEachChild(n, walk); - depth--; - } - walk(sourceFile); - return elements; - } - OutliningElementsCollector.collectElements = collectElements; - })(OutliningElementsCollector = ts.OutliningElementsCollector || (ts.OutliningElementsCollector = {})); + var state = constructionState[rulesBucketIndex]; + if (state === undefined) { + state = constructionState[rulesBucketIndex] = new RulesBucketConstructionState(); + } + var index = state.GetInsertionIndex(position); + this.rules.splice(index, 0, rule); + state.IncreaseInsertionIndex(position); + }; + return RulesBucket; + }()); + formatting.RulesBucket = RulesBucket; + })(formatting = ts.formatting || (ts.formatting = {})); })(ts || (ts = {})); +/// /* @internal */ var ts; (function (ts) { - // Note(cyrusn): this enum is ordered from strongest match type to weakest match type. - var PatternMatchKind; - (function (PatternMatchKind) { - PatternMatchKind[PatternMatchKind["exact"] = 0] = "exact"; - PatternMatchKind[PatternMatchKind["prefix"] = 1] = "prefix"; - PatternMatchKind[PatternMatchKind["substring"] = 2] = "substring"; - PatternMatchKind[PatternMatchKind["camelCase"] = 3] = "camelCase"; - })(PatternMatchKind = ts.PatternMatchKind || (ts.PatternMatchKind = {})); - function createPatternMatch(kind, punctuationStripped, isCaseSensitive, camelCaseWeight) { - return { - kind: kind, - punctuationStripped: punctuationStripped, - isCaseSensitive: isCaseSensitive, - camelCaseWeight: camelCaseWeight - }; - } - function createPatternMatcher(pattern) { - // We'll often see the same candidate string many times when searching (For example, when - // we see the name of a module that is used everywhere, or the name of an overload). As - // such, we cache the information we compute about the candidate for the life of this - // pattern matcher so we don't have to compute it multiple times. - var stringToWordSpans = ts.createMap(); - pattern = pattern.trim(); - var dotSeparatedSegments = pattern.split(".").map(function (p) { return createSegment(p.trim()); }); - var invalidPattern = dotSeparatedSegments.length === 0 || ts.forEach(dotSeparatedSegments, segmentIsInvalid); - return { - getMatches: getMatches, - getMatchesForLastSegmentOfPattern: getMatchesForLastSegmentOfPattern, - patternContainsDots: dotSeparatedSegments.length > 1 - }; - // Quick checks so we can bail out when asked to match a candidate. - function skipMatch(candidate) { - return invalidPattern || !candidate; - } - function getMatchesForLastSegmentOfPattern(candidate) { - if (skipMatch(candidate)) { - return undefined; - } - return matchSegment(candidate, ts.lastOrUndefined(dotSeparatedSegments)); - } - function getMatches(candidateContainers, candidate) { - if (skipMatch(candidate)) { - return undefined; - } - // First, check that the last part of the dot separated pattern matches the name of the - // candidate. If not, then there's no point in proceeding and doing the more - // expensive work. - var candidateMatch = matchSegment(candidate, ts.lastOrUndefined(dotSeparatedSegments)); - if (!candidateMatch) { - return undefined; - } - candidateContainers = candidateContainers || []; - // -1 because the last part was checked against the name, and only the rest - // of the parts are checked against the container. - if (dotSeparatedSegments.length - 1 > candidateContainers.length) { - // There weren't enough container parts to match against the pattern parts. - // So this definitely doesn't match. - return undefined; - } - // So far so good. Now break up the container for the candidate and check if all - // the dotted parts match up correctly. - var totalMatch = candidateMatch; - for (var i = dotSeparatedSegments.length - 2, j = candidateContainers.length - 1; i >= 0; i -= 1, j -= 1) { - var segment = dotSeparatedSegments[i]; - var containerName = candidateContainers[j]; - var containerMatch = matchSegment(containerName, segment); - if (!containerMatch) { - // This container didn't match the pattern piece. So there's no match at all. - return undefined; - } - ts.addRange(totalMatch, containerMatch); - } - // Success, this symbol's full name matched against the dotted name the user was asking - // about. - return totalMatch; - } - function getWordSpans(word) { - if (!(word in stringToWordSpans)) { - stringToWordSpans[word] = breakIntoWordSpans(word); - } - return stringToWordSpans[word]; - } - function matchTextChunk(candidate, chunk, punctuationStripped) { - var index = indexOfIgnoringCase(candidate, chunk.textLowerCase); - if (index === 0) { - if (chunk.text.length === candidate.length) { - // a) Check if the part matches the candidate entirely, in an case insensitive or - // sensitive manner. If it does, return that there was an exact match. - return createPatternMatch(PatternMatchKind.exact, punctuationStripped, /*isCaseSensitive:*/ candidate === chunk.text); - } - else { - // b) Check if the part is a prefix of the candidate, in a case insensitive or sensitive - // manner. If it does, return that there was a prefix match. - return createPatternMatch(PatternMatchKind.prefix, punctuationStripped, /*isCaseSensitive:*/ ts.startsWith(candidate, chunk.text)); - } - } - var isLowercase = chunk.isLowerCase; - if (isLowercase) { - if (index > 0) { - // c) If the part is entirely lowercase, then check if it is contained anywhere in the - // candidate in a case insensitive manner. If so, return that there was a substring - // match. - // - // Note: We only have a substring match if the lowercase part is prefix match of some - // word part. That way we don't match something like 'Class' when the user types 'a'. - // But we would match 'FooAttribute' (since 'Attribute' starts with 'a'). - var wordSpans = getWordSpans(candidate); - for (var _i = 0, wordSpans_1 = wordSpans; _i < wordSpans_1.length; _i++) { - var span_15 = wordSpans_1[_i]; - if (partStartsWith(candidate, span_15, chunk.text, /*ignoreCase:*/ true)) { - return createPatternMatch(PatternMatchKind.substring, punctuationStripped, - /*isCaseSensitive:*/ partStartsWith(candidate, span_15, chunk.text, /*ignoreCase:*/ false)); - } - } - } + var formatting; + (function (formatting) { + var Shared; + (function (Shared) { + var allTokens = []; + for (var token = 0 /* FirstToken */; token <= 142 /* LastToken */; token++) { + allTokens.push(token); } - else { - // d) If the part was not entirely lowercase, then check if it is contained in the - // candidate in a case *sensitive* manner. If so, return that there was a substring - // match. - if (candidate.indexOf(chunk.text) > 0) { - return createPatternMatch(PatternMatchKind.substring, punctuationStripped, /*isCaseSensitive:*/ true); + var TokenValuesAccess = /** @class */ (function () { + function TokenValuesAccess(tokens) { + if (tokens === void 0) { tokens = []; } + this.tokens = tokens; } - } - if (!isLowercase) { - // e) If the part was not entirely lowercase, then attempt a camel cased match as well. - if (chunk.characterSpans.length > 0) { - var candidateParts = getWordSpans(candidate); - var camelCaseWeight = tryCamelCaseMatch(candidate, candidateParts, chunk, /*ignoreCase:*/ false); - if (camelCaseWeight !== undefined) { - return createPatternMatch(PatternMatchKind.camelCase, punctuationStripped, /*isCaseSensitive:*/ true, /*camelCaseWeight:*/ camelCaseWeight); - } - camelCaseWeight = tryCamelCaseMatch(candidate, candidateParts, chunk, /*ignoreCase:*/ true); - if (camelCaseWeight !== undefined) { - return createPatternMatch(PatternMatchKind.camelCase, punctuationStripped, /*isCaseSensitive:*/ false, /*camelCaseWeight:*/ camelCaseWeight); - } + TokenValuesAccess.prototype.GetTokens = function () { + return this.tokens; + }; + TokenValuesAccess.prototype.Contains = function (token) { + return this.tokens.indexOf(token) >= 0; + }; + TokenValuesAccess.prototype.isSpecific = function () { return true; }; + return TokenValuesAccess; + }()); + var TokenSingleValueAccess = /** @class */ (function () { + function TokenSingleValueAccess(token) { + this.token = token; } - } - if (isLowercase) { - // f) Is the pattern a substring of the candidate starting on one of the candidate's word boundaries? - // We could check every character boundary start of the candidate for the pattern. However, that's - // an m * n operation in the wost case. Instead, find the first instance of the pattern - // substring, and see if it starts on a capital letter. It seems unlikely that the user will try to - // filter the list based on a substring that starts on a capital letter and also with a lowercase one. - // (Pattern: fogbar, Candidate: quuxfogbarFogBar). - if (chunk.text.length < candidate.length) { - if (index > 0 && isUpperCaseLetter(candidate.charCodeAt(index))) { - return createPatternMatch(PatternMatchKind.substring, punctuationStripped, /*isCaseSensitive:*/ false); - } + TokenSingleValueAccess.prototype.GetTokens = function () { + return [this.token]; + }; + TokenSingleValueAccess.prototype.Contains = function (tokenValue) { + return tokenValue === this.token; + }; + TokenSingleValueAccess.prototype.isSpecific = function () { return true; }; + return TokenSingleValueAccess; + }()); + var TokenAllAccess = /** @class */ (function () { + function TokenAllAccess() { } - } - return undefined; - } - function containsSpaceOrAsterisk(text) { - for (var i = 0; i < text.length; i++) { - var ch = text.charCodeAt(i); - if (ch === 32 /* space */ || ch === 42 /* asterisk */) { + TokenAllAccess.prototype.GetTokens = function () { + return allTokens; + }; + TokenAllAccess.prototype.Contains = function () { return true; + }; + TokenAllAccess.prototype.toString = function () { + return "[allTokens]"; + }; + TokenAllAccess.prototype.isSpecific = function () { return false; }; + return TokenAllAccess; + }()); + var TokenAllExceptAccess = /** @class */ (function () { + function TokenAllExceptAccess(except) { + this.except = except; } - } - return false; - } - function matchSegment(candidate, segment) { - // First check if the segment matches as is. This is also useful if the segment contains - // characters we would normally strip when splitting into parts that we also may want to - // match in the candidate. For example if the segment is "@int" and the candidate is - // "@int", then that will show up as an exact match here. - // - // Note: if the segment contains a space or an asterisk then we must assume that it's a - // multi-word segment. - if (!containsSpaceOrAsterisk(segment.totalTextChunk.text)) { - var match = matchTextChunk(candidate, segment.totalTextChunk, /*punctuationStripped:*/ false); - if (match) { - return [match]; + TokenAllExceptAccess.prototype.GetTokens = function () { + var _this = this; + return allTokens.filter(function (t) { return t !== _this.except; }); + }; + TokenAllExceptAccess.prototype.Contains = function (token) { + return token !== this.except; + }; + TokenAllExceptAccess.prototype.isSpecific = function () { return false; }; + return TokenAllExceptAccess; + }()); + var TokenRange; + (function (TokenRange) { + function FromToken(token) { + return new TokenSingleValueAccess(token); } - } - // The logic for pattern matching is now as follows: - // - // 1) Break the segment passed in into words. Breaking is rather simple and a - // good way to think about it that if gives you all the individual alphanumeric words - // of the pattern. - // - // 2) For each word try to match the word against the candidate value. - // - // 3) Matching is as follows: - // - // a) Check if the word matches the candidate entirely, in an case insensitive or - // sensitive manner. If it does, return that there was an exact match. - // - // b) Check if the word is a prefix of the candidate, in a case insensitive or - // sensitive manner. If it does, return that there was a prefix match. - // - // c) If the word is entirely lowercase, then check if it is contained anywhere in the - // candidate in a case insensitive manner. If so, return that there was a substring - // match. - // - // Note: We only have a substring match if the lowercase part is prefix match of - // some word part. That way we don't match something like 'Class' when the user - // types 'a'. But we would match 'FooAttribute' (since 'Attribute' starts with - // 'a'). - // - // d) If the word was not entirely lowercase, then check if it is contained in the - // candidate in a case *sensitive* manner. If so, return that there was a substring - // match. - // - // e) If the word was not entirely lowercase, then attempt a camel cased match as - // well. - // - // f) The word is all lower case. Is it a case insensitive substring of the candidate starting - // on a part boundary of the candidate? - // - // Only if all words have some sort of match is the pattern considered matched. - var subWordTextChunks = segment.subWordTextChunks; - var matches = undefined; - for (var _i = 0, subWordTextChunks_1 = subWordTextChunks; _i < subWordTextChunks_1.length; _i++) { - var subWordTextChunk = subWordTextChunks_1[_i]; - // Try to match the candidate with this word - var result = matchTextChunk(candidate, subWordTextChunk, /*punctuationStripped:*/ true); - if (!result) { - return undefined; + TokenRange.FromToken = FromToken; + function FromTokens(tokens) { + return new TokenValuesAccess(tokens); } - matches = matches || []; - matches.push(result); - } - return matches; - } - function partStartsWith(candidate, candidateSpan, pattern, ignoreCase, patternSpan) { - var patternPartStart = patternSpan ? patternSpan.start : 0; - var patternPartLength = patternSpan ? patternSpan.length : pattern.length; - if (patternPartLength > candidateSpan.length) { - // Pattern part is longer than the candidate part. There can never be a match. - return false; + TokenRange.FromTokens = FromTokens; + function FromRange(from, to, except) { + if (except === void 0) { except = []; } + var tokens = []; + for (var token = from; token <= to; token++) { + if (ts.indexOf(except, token) < 0) { + tokens.push(token); + } + } + return new TokenValuesAccess(tokens); + } + TokenRange.FromRange = FromRange; + function AnyExcept(token) { + return new TokenAllExceptAccess(token); + } + TokenRange.AnyExcept = AnyExcept; + TokenRange.Any = new TokenAllAccess(); + TokenRange.AnyIncludingMultilineComments = TokenRange.FromTokens(allTokens.concat([3 /* MultiLineCommentTrivia */])); + TokenRange.Keywords = TokenRange.FromRange(72 /* FirstKeyword */, 142 /* LastKeyword */); + TokenRange.BinaryOperators = TokenRange.FromRange(27 /* FirstBinaryOperator */, 70 /* LastBinaryOperator */); + TokenRange.BinaryKeywordOperators = TokenRange.FromTokens([ + 92 /* InKeyword */, 93 /* InstanceOfKeyword */, 142 /* OfKeyword */, 118 /* AsKeyword */, 126 /* IsKeyword */ + ]); + TokenRange.UnaryPrefixOperators = TokenRange.FromTokens([ + 43 /* PlusPlusToken */, 44 /* MinusMinusToken */, 52 /* TildeToken */, 51 /* ExclamationToken */ + ]); + TokenRange.UnaryPrefixExpressions = TokenRange.FromTokens([ + 8 /* NumericLiteral */, 71 /* Identifier */, 19 /* OpenParenToken */, 21 /* OpenBracketToken */, + 17 /* OpenBraceToken */, 99 /* ThisKeyword */, 94 /* NewKeyword */ + ]); + TokenRange.UnaryPreincrementExpressions = TokenRange.FromTokens([ + 71 /* Identifier */, 19 /* OpenParenToken */, 99 /* ThisKeyword */, 94 /* NewKeyword */ + ]); + TokenRange.UnaryPostincrementExpressions = TokenRange.FromTokens([ + 71 /* Identifier */, 20 /* CloseParenToken */, 22 /* CloseBracketToken */, 94 /* NewKeyword */ + ]); + TokenRange.UnaryPredecrementExpressions = TokenRange.FromTokens([ + 71 /* Identifier */, 19 /* OpenParenToken */, 99 /* ThisKeyword */, 94 /* NewKeyword */ + ]); + TokenRange.UnaryPostdecrementExpressions = TokenRange.FromTokens([ + 71 /* Identifier */, 20 /* CloseParenToken */, 22 /* CloseBracketToken */, 94 /* NewKeyword */ + ]); + TokenRange.Comments = TokenRange.FromTokens([2 /* SingleLineCommentTrivia */, 3 /* MultiLineCommentTrivia */]); + TokenRange.TypeNames = TokenRange.FromTokens([ + 71 /* Identifier */, 133 /* NumberKeyword */, 136 /* StringKeyword */, 122 /* BooleanKeyword */, + 137 /* SymbolKeyword */, 105 /* VoidKeyword */, 119 /* AnyKeyword */ + ]); + })(TokenRange = Shared.TokenRange || (Shared.TokenRange = {})); + })(Shared = formatting.Shared || (formatting.Shared = {})); + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var RulesProvider = /** @class */ (function () { + function RulesProvider() { + this.globalRules = new formatting.Rules(); + var activeRules = this.globalRules.HighPriorityCommonRules.concat(this.globalRules.UserConfigurableRules).concat(this.globalRules.LowPriorityCommonRules); + this.rulesMap = new formatting.RulesMap(activeRules); } - if (ignoreCase) { - for (var i = 0; i < patternPartLength; i++) { - var ch1 = pattern.charCodeAt(patternPartStart + i); - var ch2 = candidate.charCodeAt(candidateSpan.start + i); - if (toLowerCase(ch1) !== toLowerCase(ch2)) { - return false; - } + RulesProvider.prototype.getRulesMap = function () { + return this.rulesMap; + }; + RulesProvider.prototype.getFormatOptions = function () { + return this.options; + }; + RulesProvider.prototype.ensureUpToDate = function (options) { + if (!this.options || !ts.compareDataObjects(this.options, options)) { + this.options = ts.clone(options); } + }; + return RulesProvider; + }()); + formatting.RulesProvider = RulesProvider; + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/// +/// +/// +/// +/* @internal */ +var ts; +(function (ts) { + var formatting; + (function (formatting) { + var Constants; + (function (Constants) { + Constants[Constants["Unknown"] = -1] = "Unknown"; + })(Constants || (Constants = {})); + function formatOnEnter(position, sourceFile, rulesProvider, options) { + var line = sourceFile.getLineAndCharacterOfPosition(position).line; + if (line === 0) { + return []; } - else { - for (var i = 0; i < patternPartLength; i++) { - var ch1 = pattern.charCodeAt(patternPartStart + i); - var ch2 = candidate.charCodeAt(candidateSpan.start + i); - if (ch1 !== ch2) { - return false; - } - } + // After the enter key, the cursor is now at a new line. The new line may or may not contain non-whitespace characters. + // If the new line has only whitespaces, we won't want to format this line, because that would remove the indentation as + // trailing whitespaces. So the end of the formatting span should be the later one between: + // 1. the end of the previous line + // 2. the last non-whitespace character in the current line + var endOfFormatSpan = ts.getEndLinePosition(line, sourceFile); + while (ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(endOfFormatSpan))) { + endOfFormatSpan--; } - return true; + // if the character at the end of the span is a line break, we shouldn't include it, because it indicates we don't want to + // touch the current line at all. Also, on some OSes the line break consists of two characters (\r\n), we should test if the + // previous character before the end of format span is line break character as well. + if (ts.isLineBreak(sourceFile.text.charCodeAt(endOfFormatSpan))) { + endOfFormatSpan--; + } + var span = { + // get start position for the previous line + pos: ts.getStartPositionOfLine(line - 1, sourceFile), + // end value is exclusive so add 1 to the result + end: endOfFormatSpan + 1 + }; + return formatSpan(span, sourceFile, options, rulesProvider, 2 /* FormatOnEnter */); } - function tryCamelCaseMatch(candidate, candidateParts, chunk, ignoreCase) { - var chunkCharacterSpans = chunk.characterSpans; - // Note: we may have more pattern parts than candidate parts. This is because multiple - // pattern parts may match a candidate part. For example "SiUI" against "SimpleUI". - // We'll have 3 pattern parts Si/U/I against two candidate parts Simple/UI. However, U - // and I will both match in UI. - var currentCandidate = 0; - var currentChunkSpan = 0; - var firstMatch = undefined; - var contiguous = undefined; - while (true) { - // Let's consider our termination cases - if (currentChunkSpan === chunkCharacterSpans.length) { - // We did match! We shall assign a weight to this - var weight = 0; - // Was this contiguous? - if (contiguous) { - weight += 1; - } - // Did we start at the beginning of the candidate? - if (firstMatch === 0) { - weight += 2; - } - return weight; - } - else if (currentCandidate === candidateParts.length) { - // No match, since we still have more of the pattern to hit - return undefined; - } - var candidatePart = candidateParts[currentCandidate]; - var gotOneMatchThisCandidate = false; - // Consider the case of matching SiUI against SimpleUIElement. The candidate parts - // will be Simple/UI/Element, and the pattern parts will be Si/U/I. We'll match 'Si' - // against 'Simple' first. Then we'll match 'U' against 'UI'. However, we want to - // still keep matching pattern parts against that candidate part. - for (; currentChunkSpan < chunkCharacterSpans.length; currentChunkSpan++) { - var chunkCharacterSpan = chunkCharacterSpans[currentChunkSpan]; - if (gotOneMatchThisCandidate) { - // We've already gotten one pattern part match in this candidate. We will - // only continue trying to consumer pattern parts if the last part and this - // part are both upper case. - if (!isUpperCaseLetter(chunk.text.charCodeAt(chunkCharacterSpans[currentChunkSpan - 1].start)) || - !isUpperCaseLetter(chunk.text.charCodeAt(chunkCharacterSpans[currentChunkSpan].start))) { - break; - } - } - if (!partStartsWith(candidate, candidatePart, chunk.text, ignoreCase, chunkCharacterSpan)) { - break; - } - gotOneMatchThisCandidate = true; - firstMatch = firstMatch === undefined ? currentCandidate : firstMatch; - // If we were contiguous, then keep that value. If we weren't, then keep that - // value. If we don't know, then set the value to 'true' as an initial match is - // obviously contiguous. - contiguous = contiguous === undefined ? true : contiguous; - candidatePart = ts.createTextSpan(candidatePart.start + chunkCharacterSpan.length, candidatePart.length - chunkCharacterSpan.length); - } - // Check if we matched anything at all. If we didn't, then we need to unset the - // contiguous bit if we currently had it set. - // If we haven't set the bit yet, then that means we haven't matched anything so - // far, and we don't want to change that. - if (!gotOneMatchThisCandidate && contiguous !== undefined) { - contiguous = false; - } - // Move onto the next candidate. - currentCandidate++; + formatting.formatOnEnter = formatOnEnter; + function formatOnSemicolon(position, sourceFile, rulesProvider, options) { + var semicolon = findImmediatelyPrecedingTokenOfKind(position, 25 /* SemicolonToken */, sourceFile); + return formatNodeLines(findOutermostNodeWithinListLevel(semicolon), sourceFile, options, rulesProvider, 3 /* FormatOnSemicolon */); + } + formatting.formatOnSemicolon = formatOnSemicolon; + function formatOnOpeningCurly(position, sourceFile, rulesProvider, options) { + var openingCurly = findImmediatelyPrecedingTokenOfKind(position, 17 /* OpenBraceToken */, sourceFile); + if (!openingCurly) { + return []; } + var curlyBraceRange = openingCurly.parent; + var outermostNode = findOutermostNodeWithinListLevel(curlyBraceRange); + /** + * We limit the span to end at the opening curly to handle the case where + * the brace matched to that just typed will be incorrect after further edits. + * For example, we could type the opening curly for the following method + * body without brace-matching activated: + * ``` + * class C { + * foo() + * } + * ``` + * and we wouldn't want to move the closing brace. + */ + var textRange = { + pos: ts.getLineStartPositionForPosition(outermostNode.getStart(sourceFile), sourceFile), + end: position + }; + return formatSpan(textRange, sourceFile, options, rulesProvider, 4 /* FormatOnOpeningCurlyBrace */); } - } - ts.createPatternMatcher = createPatternMatcher; - function createSegment(text) { - return { - totalTextChunk: createTextChunk(text), - subWordTextChunks: breakPatternIntoTextChunks(text) - }; - } - // A segment is considered invalid if we couldn't find any words in it. - function segmentIsInvalid(segment) { - return segment.subWordTextChunks.length === 0; - } - function isUpperCaseLetter(ch) { - // Fast check for the ascii range. - if (ch >= 65 /* A */ && ch <= 90 /* Z */) { - return true; + formatting.formatOnOpeningCurly = formatOnOpeningCurly; + function formatOnClosingCurly(position, sourceFile, rulesProvider, options) { + var precedingToken = findImmediatelyPrecedingTokenOfKind(position, 18 /* CloseBraceToken */, sourceFile); + return formatNodeLines(findOutermostNodeWithinListLevel(precedingToken), sourceFile, options, rulesProvider, 5 /* FormatOnClosingCurlyBrace */); } - if (ch < 127 /* maxAsciiCharacter */ || !ts.isUnicodeIdentifierStart(ch, 5 /* Latest */)) { - return false; + formatting.formatOnClosingCurly = formatOnClosingCurly; + function formatDocument(sourceFile, rulesProvider, options) { + var span = { + pos: 0, + end: sourceFile.text.length + }; + return formatSpan(span, sourceFile, options, rulesProvider, 0 /* FormatDocument */); } - // TODO: find a way to determine this for any unicode characters in a - // non-allocating manner. - var str = String.fromCharCode(ch); - return str === str.toUpperCase(); - } - function isLowerCaseLetter(ch) { - // Fast check for the ascii range. - if (ch >= 97 /* a */ && ch <= 122 /* z */) { - return true; + formatting.formatDocument = formatDocument; + function formatSelection(start, end, sourceFile, rulesProvider, options) { + // format from the beginning of the line + var span = { + pos: ts.getLineStartPositionForPosition(start, sourceFile), + end: end, + }; + return formatSpan(span, sourceFile, options, rulesProvider, 1 /* FormatSelection */); } - if (ch < 127 /* maxAsciiCharacter */ || !ts.isUnicodeIdentifierStart(ch, 5 /* Latest */)) { - return false; + formatting.formatSelection = formatSelection; + /** + * Validating `expectedTokenKind` ensures the token was typed in the context we expect (eg: not a comment). + * @param expectedTokenKind The kind of the last token constituting the desired parent node. + */ + function findImmediatelyPrecedingTokenOfKind(end, expectedTokenKind, sourceFile) { + var precedingToken = ts.findPrecedingToken(end, sourceFile); + return precedingToken && precedingToken.kind === expectedTokenKind && end === precedingToken.getEnd() ? + precedingToken : + undefined; } - // TODO: find a way to determine this for any unicode characters in a - // non-allocating manner. - var str = String.fromCharCode(ch); - return str === str.toLowerCase(); - } - // Assumes 'value' is already lowercase. - function indexOfIgnoringCase(string, value) { - for (var i = 0, n = string.length - value.length; i <= n; i++) { - if (startsWithIgnoringCase(string, value, i)) { - return i; + /** + * Finds the highest node enclosing `node` at the same list level as `node` + * and whose end does not exceed `node.end`. + * + * Consider typing the following + * ``` + * let x = 1; + * while (true) { + * } + * ``` + * Upon typing the closing curly, we want to format the entire `while`-statement, but not the preceding + * variable declaration. + */ + function findOutermostNodeWithinListLevel(node) { + var current = node; + while (current && + current.parent && + current.parent.end === node.end && + !isListElement(current.parent, current)) { + current = current.parent; } + return current; } - return -1; - } - // Assumes 'value' is already lowercase. - function startsWithIgnoringCase(string, value, start) { - for (var i = 0, n = value.length; i < n; i++) { - var ch1 = toLowerCase(string.charCodeAt(i + start)); - var ch2 = value.charCodeAt(i); - if (ch1 !== ch2) { - return false; + // Returns true if node is a element in some list in parent + // i.e. parent is class declaration with the list of members and node is one of members. + function isListElement(parent, node) { + switch (parent.kind) { + case 229 /* ClassDeclaration */: + case 230 /* InterfaceDeclaration */: + return ts.rangeContainsRange(parent.members, node); + case 233 /* ModuleDeclaration */: + var body = parent.body; + return body && body.kind === 234 /* ModuleBlock */ && ts.rangeContainsRange(body.statements, node); + case 265 /* SourceFile */: + case 207 /* Block */: + case 234 /* ModuleBlock */: + return ts.rangeContainsRange(parent.statements, node); + case 260 /* CatchClause */: + return ts.rangeContainsRange(parent.block.statements, node); } + return false; } - return true; - } - function toLowerCase(ch) { - // Fast convert for the ascii range. - if (ch >= 65 /* A */ && ch <= 90 /* Z */) { - return 97 /* a */ + (ch - 65 /* A */); - } - if (ch < 127 /* maxAsciiCharacter */) { - return ch; - } - // TODO: find a way to compute this for any unicode characters in a - // non-allocating manner. - return String.fromCharCode(ch).toLowerCase().charCodeAt(0); - } - function isDigit(ch) { - // TODO(cyrusn): Find a way to support this for unicode digits. - return ch >= 48 /* _0 */ && ch <= 57 /* _9 */; - } - function isWordChar(ch) { - return isUpperCaseLetter(ch) || isLowerCaseLetter(ch) || isDigit(ch) || ch === 95 /* _ */ || ch === 36 /* $ */; - } - function breakPatternIntoTextChunks(pattern) { - var result = []; - var wordStart = 0; - var wordLength = 0; - for (var i = 0; i < pattern.length; i++) { - var ch = pattern.charCodeAt(i); - if (isWordChar(ch)) { - if (wordLength === 0) { - wordStart = i; - } - wordLength++; - } - else { - if (wordLength > 0) { - result.push(createTextChunk(pattern.substr(wordStart, wordLength))); - wordLength = 0; + /** find node that fully contains given text range */ + function findEnclosingNode(range, sourceFile) { + return find(sourceFile); + function find(n) { + var candidate = ts.forEachChild(n, function (c) { return ts.startEndContainsRange(c.getStart(sourceFile), c.end, range) && c; }); + if (candidate) { + var result = find(candidate); + if (result) { + return result; + } } + return n; } } - if (wordLength > 0) { - result.push(createTextChunk(pattern.substr(wordStart, wordLength))); - } - return result; - } - function createTextChunk(text) { - var textLowerCase = text.toLowerCase(); - return { - text: text, - textLowerCase: textLowerCase, - isLowerCase: text === textLowerCase, - characterSpans: breakIntoCharacterSpans(text) - }; - } - /* @internal */ function breakIntoCharacterSpans(identifier) { - return breakIntoSpans(identifier, /*word:*/ false); - } - ts.breakIntoCharacterSpans = breakIntoCharacterSpans; - /* @internal */ function breakIntoWordSpans(identifier) { - return breakIntoSpans(identifier, /*word:*/ true); - } - ts.breakIntoWordSpans = breakIntoWordSpans; - function breakIntoSpans(identifier, word) { - var result = []; - var wordStart = 0; - for (var i = 1, n = identifier.length; i < n; i++) { - var lastIsDigit = isDigit(identifier.charCodeAt(i - 1)); - var currentIsDigit = isDigit(identifier.charCodeAt(i)); - var hasTransitionFromLowerToUpper = transitionFromLowerToUpper(identifier, word, i); - var hasTransitionFromUpperToLower = transitionFromUpperToLower(identifier, word, i, wordStart); - if (charIsPunctuation(identifier.charCodeAt(i - 1)) || - charIsPunctuation(identifier.charCodeAt(i)) || - lastIsDigit !== currentIsDigit || - hasTransitionFromLowerToUpper || - hasTransitionFromUpperToLower) { - if (!isAllPunctuation(identifier, wordStart, i)) { - result.push(ts.createTextSpan(wordStart, i - wordStart)); - } - wordStart = i; + /** formatting is not applied to ranges that contain parse errors. + * This function will return a predicate that for a given text range will tell + * if there are any parse errors that overlap with the range. + */ + function prepareRangeContainsErrorFunction(errors, originalRange) { + if (!errors.length) { + return rangeHasNoErrors; } - } - if (!isAllPunctuation(identifier, wordStart, identifier.length)) { - result.push(ts.createTextSpan(wordStart, identifier.length - wordStart)); - } - return result; - } - function charIsPunctuation(ch) { - switch (ch) { - case 33 /* exclamation */: - case 34 /* doubleQuote */: - case 35 /* hash */: - case 37 /* percent */: - case 38 /* ampersand */: - case 39 /* singleQuote */: - case 40 /* openParen */: - case 41 /* closeParen */: - case 42 /* asterisk */: - case 44 /* comma */: - case 45 /* minus */: - case 46 /* dot */: - case 47 /* slash */: - case 58 /* colon */: - case 59 /* semicolon */: - case 63 /* question */: - case 64 /* at */: - case 91 /* openBracket */: - case 92 /* backslash */: - case 93 /* closeBracket */: - case 95 /* _ */: - case 123 /* openBrace */: - case 125 /* closeBrace */: - return true; - } - return false; - } - function isAllPunctuation(identifier, start, end) { - for (var i = start; i < end; i++) { - var ch = identifier.charCodeAt(i); - // We don't consider _ or $ as punctuation as there may be things with that name. - if (!charIsPunctuation(ch) || ch === 95 /* _ */ || ch === 36 /* $ */) { - return false; + // pick only errors that fall in range + var sorted = errors + .filter(function (d) { return ts.rangeOverlapsWithStartEnd(originalRange, d.start, d.start + d.length); }) + .sort(function (e1, e2) { return e1.start - e2.start; }); + if (!sorted.length) { + return rangeHasNoErrors; } - } - return true; - } - function transitionFromUpperToLower(identifier, word, index, wordStart) { - if (word) { - // Cases this supports: - // 1) IDisposable -> I, Disposable - // 2) UIElement -> UI, Element - // 3) HTMLDocument -> HTML, Document - // - // etc. - if (index !== wordStart && - index + 1 < identifier.length) { - var currentIsUpper = isUpperCaseLetter(identifier.charCodeAt(index)); - var nextIsLower = isLowerCaseLetter(identifier.charCodeAt(index + 1)); - if (currentIsUpper && nextIsLower) { - // We have a transition from an upper to a lower letter here. But we only - // want to break if all the letters that preceded are uppercase. i.e. if we - // have "Foo" we don't want to break that into "F, oo". But if we have - // "IFoo" or "UIFoo", then we want to break that into "I, Foo" and "UI, - // Foo". i.e. the last uppercase letter belongs to the lowercase letters - // that follows. Note: this will make the following not split properly: - // "HELLOthere". However, these sorts of names do not show up in .Net - // programs. - for (var i = wordStart; i < index; i++) { - if (!isUpperCaseLetter(identifier.charCodeAt(i))) { - return false; - } + var index = 0; + return function (r) { + // in current implementation sequence of arguments [r1, r2...] is monotonically increasing. + // 'index' tracks the index of the most recent error that was checked. + while (true) { + if (index >= sorted.length) { + // all errors in the range were already checked -> no error in specified range + return false; + } + var error = sorted[index]; + if (r.end <= error.start) { + // specified range ends before the error refered by 'index' - no error in range + return false; } - return true; + if (ts.startEndOverlapsWithStartEnd(r.pos, r.end, error.start, error.start + error.length)) { + // specified range overlaps with error range + return true; + } + index++; } + }; + function rangeHasNoErrors() { + return false; } } - return false; - } - function transitionFromLowerToUpper(identifier, word, index) { - var lastIsUpper = isUpperCaseLetter(identifier.charCodeAt(index - 1)); - var currentIsUpper = isUpperCaseLetter(identifier.charCodeAt(index)); - // See if the casing indicates we're starting a new word. Note: if we're breaking on - // words, then just seeing an upper case character isn't enough. Instead, it has to - // be uppercase and the previous character can't be uppercase. - // - // For example, breaking "AddMetadata" on words would make: Add Metadata - // - // on characters would be: A dd M etadata - // - // Break "AM" on words would be: AM - // - // on characters would be: A M - // - // We break the search string on characters. But we break the symbol name on words. - var transition = word - ? (currentIsUpper && !lastIsUpper) - : currentIsUpper; - return transition; - } -})(ts || (ts = {})); -var ts; -(function (ts) { - function preProcessFile(sourceText, readImportFiles, detectJavaScriptImports) { - if (readImportFiles === void 0) { readImportFiles = true; } - if (detectJavaScriptImports === void 0) { detectJavaScriptImports = false; } - var referencedFiles = []; - var typeReferenceDirectives = []; - var importedFiles = []; - var ambientExternalModules; - var isNoDefaultLib = false; - var braceNesting = 0; - // assume that text represent an external module if it contains at least one top level import/export - // ambient modules that are found inside external modules are interpreted as module augmentations - var externalModule = false; - function nextToken() { - var token = ts.scanner.scan(); - if (token === 16 /* OpenBraceToken */) { - braceNesting++; + /** + * Start of the original range might fall inside the comment - scanner will not yield appropriate results + * This function will look for token that is located before the start of target range + * and return its end as start position for the scanner. + */ + function getScanStartPosition(enclosingNode, originalRange, sourceFile) { + var start = enclosingNode.getStart(sourceFile); + if (start === originalRange.pos && enclosingNode.end === originalRange.end) { + return start; } - else if (token === 17 /* CloseBraceToken */) { - braceNesting--; + var precedingToken = ts.findPrecedingToken(originalRange.pos, sourceFile); + if (!precedingToken) { + // no preceding token found - start from the beginning of enclosing node + return enclosingNode.pos; } - return token; + // preceding token ends after the start of original range (i.e when originalRange.pos falls in the middle of literal) + // start from the beginning of enclosingNode to handle the entire 'originalRange' + if (precedingToken.end >= originalRange.pos) { + return enclosingNode.pos; + } + return precedingToken.end; } - function processTripleSlashDirectives() { - var commentRanges = ts.getLeadingCommentRanges(sourceText, 0); - ts.forEach(commentRanges, function (commentRange) { - var comment = sourceText.substring(commentRange.pos, commentRange.end); - var referencePathMatchResult = ts.getFileReferenceFromReferencePath(comment, commentRange); - if (referencePathMatchResult) { - isNoDefaultLib = referencePathMatchResult.isNoDefaultLib; - var fileReference = referencePathMatchResult.fileReference; - if (fileReference) { - var collection = referencePathMatchResult.isTypeReferenceDirective - ? typeReferenceDirectives - : referencedFiles; - collection.push(fileReference); - } + /* + * For cases like + * if (a || + * b ||$ + * c) {...} + * If we hit Enter at $ we want line ' b ||' to be indented. + * Formatting will be applied to the last two lines. + * Node that fully encloses these lines is binary expression 'a ||...'. + * Initial indentation for this node will be 0. + * Binary expressions don't introduce new indentation scopes, however it is possible + * that some parent node on the same line does - like if statement in this case. + * Note that we are considering parents only from the same line with initial node - + * if parent is on the different line - its delta was already contributed + * to the initial indentation. + */ + function getOwnOrInheritedDelta(n, options, sourceFile) { + var previousLine = -1 /* Unknown */; + var child; + while (n) { + var line = sourceFile.getLineAndCharacterOfPosition(n.getStart(sourceFile)).line; + if (previousLine !== -1 /* Unknown */ && line !== previousLine) { + break; } - }); + if (formatting.SmartIndenter.shouldIndentChildNode(n, child)) { + return options.indentSize; + } + previousLine = line; + child = n; + n = n.parent; + } + return 0; } - function getFileReference() { - var file = ts.scanner.getTokenValue(); - var pos = ts.scanner.getTokenPos(); - return { - fileName: file, - pos: pos, - end: pos + file.length - }; + /* @internal */ + function formatNodeGivenIndentation(node, sourceFileLike, languageVariant, initialIndentation, delta, rulesProvider) { + var range = { pos: 0, end: sourceFileLike.text.length }; + return formatting.getFormattingScanner(sourceFileLike.text, languageVariant, range.pos, range.end, function (scanner) { return formatSpanWorker(range, node, initialIndentation, delta, scanner, rulesProvider.getFormatOptions(), rulesProvider, 1 /* FormatSelection */, function (_) { return false; }, // assume that node does not have any errors + sourceFileLike); }); } - function recordAmbientExternalModule() { - if (!ambientExternalModules) { - ambientExternalModules = []; + formatting.formatNodeGivenIndentation = formatNodeGivenIndentation; + function formatNodeLines(node, sourceFile, options, rulesProvider, requestKind) { + if (!node) { + return []; } - ambientExternalModules.push({ ref: getFileReference(), depth: braceNesting }); + var span = { + pos: ts.getLineStartPositionForPosition(node.getStart(sourceFile), sourceFile), + end: node.end + }; + return formatSpan(span, sourceFile, options, rulesProvider, requestKind); } - function recordModuleName() { - importedFiles.push(getFileReference()); - markAsExternalModuleIfTopLevel(); + function formatSpan(originalRange, sourceFile, options, rulesProvider, requestKind) { + // find the smallest node that fully wraps the range and compute the initial indentation for the node + var enclosingNode = findEnclosingNode(originalRange, sourceFile); + return formatting.getFormattingScanner(sourceFile.text, sourceFile.languageVariant, getScanStartPosition(enclosingNode, originalRange, sourceFile), originalRange.end, function (scanner) { return formatSpanWorker(originalRange, enclosingNode, formatting.SmartIndenter.getIndentationForNode(enclosingNode, originalRange, sourceFile, options), getOwnOrInheritedDelta(enclosingNode, options, sourceFile), scanner, options, rulesProvider, requestKind, prepareRangeContainsErrorFunction(sourceFile.parseDiagnostics, originalRange), sourceFile); }); } - function markAsExternalModuleIfTopLevel() { - if (braceNesting === 0) { - externalModule = true; + function formatSpanWorker(originalRange, enclosingNode, initialIndentation, delta, formattingScanner, options, rulesProvider, requestKind, rangeContainsError, sourceFile) { + // formatting context is used by rules provider + var formattingContext = new formatting.FormattingContext(sourceFile, requestKind, options); + var previousRange; + var previousParent; + var previousRangeStartLine; + var lastIndentedLine; + var indentationOnLastIndentedLine; + var edits = []; + formattingScanner.advance(); + if (formattingScanner.isOnToken()) { + var startLine = sourceFile.getLineAndCharacterOfPosition(enclosingNode.getStart(sourceFile)).line; + var undecoratedStartLine = startLine; + if (enclosingNode.decorators) { + undecoratedStartLine = sourceFile.getLineAndCharacterOfPosition(ts.getNonDecoratorTokenPosOfNode(enclosingNode, sourceFile)).line; + } + processNode(enclosingNode, enclosingNode, startLine, undecoratedStartLine, initialIndentation, delta); } - } - /** - * Returns true if at least one token was consumed from the stream - */ - function tryConsumeDeclare() { - var token = ts.scanner.getToken(); - if (token === 123 /* DeclareKeyword */) { - // declare module "mod" - token = nextToken(); - if (token === 127 /* ModuleKeyword */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - recordAmbientExternalModule(); - } + if (!formattingScanner.isOnToken()) { + var leadingTrivia = formattingScanner.getCurrentLeadingTrivia(); + if (leadingTrivia) { + processTrivia(leadingTrivia, enclosingNode, enclosingNode, /*dynamicIndentation*/ undefined); + trimTrailingWhitespacesForRemainingRange(); } - return true; } - return false; - } - /** - * Returns true if at least one token was consumed from the stream - */ - function tryConsumeImport() { - var token = ts.scanner.getToken(); - if (token === 90 /* ImportKeyword */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // import "mod"; - recordModuleName(); - return true; + return edits; + // local functions + /** Tries to compute the indentation for a list element. + * If list element is not in range then + * function will pick its actual indentation + * so it can be pushed downstream as inherited indentation. + * If list element is in the range - its indentation will be equal + * to inherited indentation from its predecessors. + */ + function tryComputeIndentationForListItem(startPos, endPos, parentStartLine, range, inheritedIndentation) { + if (ts.rangeOverlapsWithStartEnd(range, startPos, endPos) || + ts.rangeContainsStartEnd(range, startPos, endPos) /* Not to miss zero-range nodes e.g. JsxText */) { + if (inheritedIndentation !== -1 /* Unknown */) { + return inheritedIndentation; + } } else { - if (token === 70 /* Identifier */ || ts.isKeyword(token)) { - token = nextToken(); - if (token === 138 /* FromKeyword */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // import d from "mod"; - recordModuleName(); - return true; + var startLine = sourceFile.getLineAndCharacterOfPosition(startPos).line; + var startLinePosition = ts.getLineStartPositionForPosition(startPos, sourceFile); + var column = formatting.SmartIndenter.findFirstNonWhitespaceColumn(startLinePosition, startPos, sourceFile, options); + if (startLine !== parentStartLine || startPos === column) { + // Use the base indent size if it is greater than + // the indentation of the inherited predecessor. + var baseIndentSize = formatting.SmartIndenter.getBaseIndentation(options); + return baseIndentSize > column ? baseIndentSize : column; + } + } + return -1 /* Unknown */; + } + function computeIndentation(node, startLine, inheritedIndentation, parent, parentDynamicIndentation, effectiveParentStartLine) { + var indentation = inheritedIndentation; + var delta = formatting.SmartIndenter.shouldIndentChildNode(node) ? options.indentSize : 0; + if (effectiveParentStartLine === startLine) { + // if node is located on the same line with the parent + // - inherit indentation from the parent + // - push children if either parent of node itself has non-zero delta + indentation = startLine === lastIndentedLine + ? indentationOnLastIndentedLine + : parentDynamicIndentation.getIndentation(); + delta = Math.min(options.indentSize, parentDynamicIndentation.getDelta(node) + delta); + } + else if (indentation === -1 /* Unknown */) { + if (formatting.SmartIndenter.childStartsOnTheSameLineWithElseInIfStatement(parent, node, startLine, sourceFile)) { + indentation = parentDynamicIndentation.getIndentation(); + } + else { + indentation = parentDynamicIndentation.getIndentation() + parentDynamicIndentation.getDelta(node); + } + } + return { + indentation: indentation, + delta: delta + }; + } + function getFirstNonDecoratorTokenOfNode(node) { + if (node.modifiers && node.modifiers.length) { + return node.modifiers[0].kind; + } + switch (node.kind) { + case 229 /* ClassDeclaration */: return 75 /* ClassKeyword */; + case 230 /* InterfaceDeclaration */: return 109 /* InterfaceKeyword */; + case 228 /* FunctionDeclaration */: return 89 /* FunctionKeyword */; + case 232 /* EnumDeclaration */: return 232 /* EnumDeclaration */; + case 153 /* GetAccessor */: return 125 /* GetKeyword */; + case 154 /* SetAccessor */: return 135 /* SetKeyword */; + case 151 /* MethodDeclaration */: + if (node.asteriskToken) { + return 39 /* AsteriskToken */; + } + // falls through + case 149 /* PropertyDeclaration */: + case 146 /* Parameter */: + return ts.getNameOfDeclaration(node).kind; + } + } + function getDynamicIndentation(node, nodeStartLine, indentation, delta) { + return { + getIndentationForComment: function (kind, tokenIndentation, container) { + switch (kind) { + // preceding comment to the token that closes the indentation scope inherits the indentation from the scope + // .. { + // // comment + // } + case 18 /* CloseBraceToken */: + case 22 /* CloseBracketToken */: + case 20 /* CloseParenToken */: + return indentation + getEffectiveDelta(delta, container); + } + return tokenIndentation !== -1 /* Unknown */ ? tokenIndentation : indentation; + }, + getIndentationForToken: function (line, kind, container) { + if (nodeStartLine !== line && node.decorators) { + if (kind === getFirstNonDecoratorTokenOfNode(node)) { + // if this token is the first token following the list of decorators, we do not need to indent + return indentation; } } - else if (token === 57 /* EqualsToken */) { - if (tryConsumeRequireCall(/*skipCurrentToken*/ true)) { - return true; + switch (kind) { + // open and close brace, 'else' and 'while' (in do statement) tokens has indentation of the parent + case 17 /* OpenBraceToken */: + case 18 /* CloseBraceToken */: + case 19 /* OpenParenToken */: + case 20 /* CloseParenToken */: + case 82 /* ElseKeyword */: + case 106 /* WhileKeyword */: + case 57 /* AtToken */: + return indentation; + case 41 /* SlashToken */: + case 29 /* GreaterThanToken */: { + if (container.kind === 251 /* JsxOpeningElement */ || + container.kind === 252 /* JsxClosingElement */ || + container.kind === 250 /* JsxSelfClosingElement */) { + return indentation; + } + break; + } + case 21 /* OpenBracketToken */: + case 22 /* CloseBracketToken */: { + if (container.kind !== 172 /* MappedType */) { + return indentation; + } + break; } } - else if (token === 25 /* CommaToken */) { - // consume comma and keep going - token = nextToken(); + // if token line equals to the line of containing node (this is a first token in the node) - use node indentation + return nodeStartLine !== line ? indentation + getEffectiveDelta(delta, container) : indentation; + }, + getIndentation: function () { return indentation; }, + getDelta: function (child) { return getEffectiveDelta(delta, child); }, + recomputeIndentation: function (lineAdded) { + if (node.parent && formatting.SmartIndenter.shouldIndentChildNode(node.parent, node)) { + if (lineAdded) { + indentation += options.indentSize; + } + else { + indentation -= options.indentSize; + } + if (formatting.SmartIndenter.shouldIndentChildNode(node)) { + delta = options.indentSize; + } + else { + delta = 0; + } } - else { - // unknown syntax - return true; + } + }; + function getEffectiveDelta(delta, child) { + // Delta value should be zero when the node explicitly prevents indentation of the child node + return formatting.SmartIndenter.nodeWillIndentChild(node, child, /*indentByDefault*/ true) ? delta : 0; + } + } + function processNode(node, contextNode, nodeStartLine, undecoratedNodeStartLine, indentation, delta) { + if (!ts.rangeOverlapsWithStartEnd(originalRange, node.getStart(sourceFile), node.getEnd())) { + return; + } + var nodeDynamicIndentation = getDynamicIndentation(node, nodeStartLine, indentation, delta); + // a useful observations when tracking context node + // / + // [a] + // / | \ + // [b] [c] [d] + // node 'a' is a context node for nodes 'b', 'c', 'd' + // except for the leftmost leaf token in [b] - in this case context node ('e') is located somewhere above 'a' + // this rule can be applied recursively to child nodes of 'a'. + // + // context node is set to parent node value after processing every child node + // context node is set to parent of the token after processing every token + var childContextNode = contextNode; + // if there are any tokens that logically belong to node and interleave child nodes + // such tokens will be consumed in processChildNode for for the child that follows them + ts.forEachChild(node, function (child) { + processChildNode(child, /*inheritedIndentation*/ -1 /* Unknown */, node, nodeDynamicIndentation, nodeStartLine, undecoratedNodeStartLine, /*isListItem*/ false); + }, function (nodes) { + processChildNodes(nodes, node, nodeStartLine, nodeDynamicIndentation); + }); + // proceed any tokens in the node that are located after child nodes + while (formattingScanner.isOnToken()) { + var tokenInfo = formattingScanner.readTokenInfo(node); + if (tokenInfo.token.end > node.end) { + break; + } + consumeTokenAndAdvanceScanner(tokenInfo, node, nodeDynamicIndentation, node); + } + function processChildNode(child, inheritedIndentation, parent, parentDynamicIndentation, parentStartLine, undecoratedParentStartLine, isListItem, isFirstListItem) { + var childStartPos = child.getStart(sourceFile); + var childStartLine = sourceFile.getLineAndCharacterOfPosition(childStartPos).line; + var undecoratedChildStartLine = childStartLine; + if (child.decorators) { + undecoratedChildStartLine = sourceFile.getLineAndCharacterOfPosition(ts.getNonDecoratorTokenPosOfNode(child, sourceFile)).line; + } + // if child is a list item - try to get its indentation, only if parent is within the original range. + var childIndentationAmount = -1 /* Unknown */; + if (isListItem && ts.rangeContainsRange(originalRange, parent)) { + childIndentationAmount = tryComputeIndentationForListItem(childStartPos, child.end, parentStartLine, originalRange, inheritedIndentation); + if (childIndentationAmount !== -1 /* Unknown */) { + inheritedIndentation = childIndentationAmount; } } - if (token === 16 /* OpenBraceToken */) { - token = nextToken(); - // consume "{ a as B, c, d as D}" clauses - // make sure that it stops on EOF - while (token !== 17 /* CloseBraceToken */ && token !== 1 /* EndOfFileToken */) { - token = nextToken(); + // child node is outside the target range - do not dive inside + if (!ts.rangeOverlapsWithStartEnd(originalRange, child.pos, child.end)) { + if (child.end < originalRange.pos) { + formattingScanner.skipToEndOf(child); } - if (token === 17 /* CloseBraceToken */) { - token = nextToken(); - if (token === 138 /* FromKeyword */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // import {a as A} from "mod"; - // import d, {a, b as B} from "mod" - recordModuleName(); - } + return inheritedIndentation; + } + if (child.getFullWidth() === 0) { + return inheritedIndentation; + } + while (formattingScanner.isOnToken()) { + // proceed any parent tokens that are located prior to child.getStart() + var tokenInfo = formattingScanner.readTokenInfo(node); + if (tokenInfo.token.end > childStartPos) { + // stop when formatting scanner advances past the beginning of the child + break; + } + consumeTokenAndAdvanceScanner(tokenInfo, node, parentDynamicIndentation, node); + } + if (!formattingScanner.isOnToken()) { + return inheritedIndentation; + } + // JSX text shouldn't affect indenting + if (ts.isToken(child) && child.kind !== 10 /* JsxText */) { + // if child node is a token, it does not impact indentation, proceed it using parent indentation scope rules + var tokenInfo = formattingScanner.readTokenInfo(child); + ts.Debug.assert(tokenInfo.token.end === child.end, "Token end is child end"); + consumeTokenAndAdvanceScanner(tokenInfo, node, parentDynamicIndentation, child); + return inheritedIndentation; + } + var effectiveParentStartLine = child.kind === 147 /* Decorator */ ? childStartLine : undecoratedParentStartLine; + var childIndentation = computeIndentation(child, childStartLine, childIndentationAmount, node, parentDynamicIndentation, effectiveParentStartLine); + processNode(child, childContextNode, childStartLine, undecoratedChildStartLine, childIndentation.indentation, childIndentation.delta); + childContextNode = node; + if (isFirstListItem && parent.kind === 177 /* ArrayLiteralExpression */ && inheritedIndentation === -1 /* Unknown */) { + inheritedIndentation = childIndentation.indentation; + } + return inheritedIndentation; + } + function processChildNodes(nodes, parent, parentStartLine, parentDynamicIndentation) { + ts.Debug.assert(ts.isNodeArray(nodes)); + var listStartToken = getOpenTokenForList(parent, nodes); + var listEndToken = getCloseTokenForOpenToken(listStartToken); + var listDynamicIndentation = parentDynamicIndentation; + var startLine = parentStartLine; + if (listStartToken !== 0 /* Unknown */) { + // introduce a new indentation scope for lists (including list start and end tokens) + while (formattingScanner.isOnToken()) { + var tokenInfo = formattingScanner.readTokenInfo(parent); + if (tokenInfo.token.end > nodes.pos) { + // stop when formatting scanner moves past the beginning of node list + break; + } + else if (tokenInfo.token.kind === listStartToken) { + // consume list start token + startLine = sourceFile.getLineAndCharacterOfPosition(tokenInfo.token.pos).line; + var indentation_1 = computeIndentation(tokenInfo.token, startLine, -1 /* Unknown */, parent, parentDynamicIndentation, parentStartLine); + listDynamicIndentation = getDynamicIndentation(parent, parentStartLine, indentation_1.indentation, indentation_1.delta); + consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation, parent); + } + else { + // consume any tokens that precede the list as child elements of 'node' using its indentation scope + consumeTokenAndAdvanceScanner(tokenInfo, parent, parentDynamicIndentation, parent); } } } - else if (token === 38 /* AsteriskToken */) { - token = nextToken(); - if (token === 117 /* AsKeyword */) { - token = nextToken(); - if (token === 70 /* Identifier */ || ts.isKeyword(token)) { - token = nextToken(); - if (token === 138 /* FromKeyword */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // import * as NS from "mod" - // import d, * as NS from "mod" - recordModuleName(); - } - } + var inheritedIndentation = -1 /* Unknown */; + for (var i = 0; i < nodes.length; i++) { + var child = nodes[i]; + inheritedIndentation = processChildNode(child, inheritedIndentation, node, listDynamicIndentation, startLine, startLine, /*isListItem*/ true, /*isFirstListItem*/ i === 0); + } + if (listEndToken !== 0 /* Unknown */) { + if (formattingScanner.isOnToken()) { + var tokenInfo = formattingScanner.readTokenInfo(parent); + // consume the list end token only if it is still belong to the parent + // there might be the case when current token matches end token but does not considered as one + // function (x: function) <-- + // without this check close paren will be interpreted as list end token for function expression which is wrong + if (tokenInfo.token.kind === listEndToken && ts.rangeContainsRange(parent, tokenInfo.token)) { + // consume list end token + consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation, parent); } } } } - return true; - } - return false; - } - function tryConsumeExport() { - var token = ts.scanner.getToken(); - if (token === 83 /* ExportKeyword */) { - markAsExternalModuleIfTopLevel(); - token = nextToken(); - if (token === 16 /* OpenBraceToken */) { - token = nextToken(); - // consume "{ a as B, c, d as D}" clauses - // make sure it stops on EOF - while (token !== 17 /* CloseBraceToken */ && token !== 1 /* EndOfFileToken */) { - token = nextToken(); + function consumeTokenAndAdvanceScanner(currentTokenInfo, parent, dynamicIndentation, container) { + ts.Debug.assert(ts.rangeContainsRange(parent, currentTokenInfo.token)); + var lastTriviaWasNewLine = formattingScanner.lastTrailingTriviaWasNewLine(); + var indentToken = false; + if (currentTokenInfo.leadingTrivia) { + processTrivia(currentTokenInfo.leadingTrivia, parent, childContextNode, dynamicIndentation); } - if (token === 17 /* CloseBraceToken */) { - token = nextToken(); - if (token === 138 /* FromKeyword */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // export {a as A} from "mod"; - // export {a, b as B} from "mod" - recordModuleName(); + var lineAdded; + var isTokenInRange = ts.rangeContainsRange(originalRange, currentTokenInfo.token); + var tokenStart = sourceFile.getLineAndCharacterOfPosition(currentTokenInfo.token.pos); + if (isTokenInRange) { + var rangeHasError = rangeContainsError(currentTokenInfo.token); + // save previousRange since processRange will overwrite this value with current one + var savePreviousRange = previousRange; + lineAdded = processRange(currentTokenInfo.token, tokenStart, parent, childContextNode, dynamicIndentation); + if (rangeHasError) { + // do not indent comments\token if token range overlaps with some error + indentToken = false; + } + else { + if (lineAdded !== undefined) { + indentToken = lineAdded; + } + else { + // indent token only if end line of previous range does not match start line of the token + var prevEndLine = savePreviousRange && sourceFile.getLineAndCharacterOfPosition(savePreviousRange.end).line; + indentToken = lastTriviaWasNewLine && tokenStart.line !== prevEndLine; + } + } + } + if (currentTokenInfo.trailingTrivia) { + processTrivia(currentTokenInfo.trailingTrivia, parent, childContextNode, dynamicIndentation); + } + if (indentToken) { + var tokenIndentation = (isTokenInRange && !rangeContainsError(currentTokenInfo.token)) ? + dynamicIndentation.getIndentationForToken(tokenStart.line, currentTokenInfo.token.kind, container) : + -1 /* Unknown */; + var indentNextTokenOrTrivia = true; + if (currentTokenInfo.leadingTrivia) { + var commentIndentation = dynamicIndentation.getIndentationForComment(currentTokenInfo.token.kind, tokenIndentation, container); + for (var _i = 0, _a = currentTokenInfo.leadingTrivia; _i < _a.length; _i++) { + var triviaItem = _a[_i]; + var triviaInRange = ts.rangeContainsRange(originalRange, triviaItem); + switch (triviaItem.kind) { + case 3 /* MultiLineCommentTrivia */: + if (triviaInRange) { + indentMultilineComment(triviaItem, commentIndentation, /*firstLineIsIndented*/ !indentNextTokenOrTrivia); + } + indentNextTokenOrTrivia = false; + break; + case 2 /* SingleLineCommentTrivia */: + if (indentNextTokenOrTrivia && triviaInRange) { + insertIndentation(triviaItem.pos, commentIndentation, /*lineAdded*/ false); + } + indentNextTokenOrTrivia = false; + break; + case 4 /* NewLineTrivia */: + indentNextTokenOrTrivia = true; + break; + } } } - } - } - else if (token === 38 /* AsteriskToken */) { - token = nextToken(); - if (token === 138 /* FromKeyword */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // export * from "mod" - recordModuleName(); - } - } - } - else if (token === 90 /* ImportKeyword */) { - token = nextToken(); - if (token === 70 /* Identifier */ || ts.isKeyword(token)) { - token = nextToken(); - if (token === 57 /* EqualsToken */) { - if (tryConsumeRequireCall(/*skipCurrentToken*/ true)) { - return true; - } + // indent token only if is it is in target range and does not overlap with any error ranges + if (tokenIndentation !== -1 /* Unknown */ && indentNextTokenOrTrivia) { + insertIndentation(currentTokenInfo.token.pos, tokenIndentation, lineAdded); + lastIndentedLine = tokenStart.line; + indentationOnLastIndentedLine = tokenIndentation; } } + formattingScanner.advance(); + childContextNode = parent; } - return true; } - return false; - } - function tryConsumeRequireCall(skipCurrentToken) { - var token = skipCurrentToken ? nextToken() : ts.scanner.getToken(); - if (token === 131 /* RequireKeyword */) { - token = nextToken(); - if (token === 18 /* OpenParenToken */) { - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // require("mod"); - recordModuleName(); + function processTrivia(trivia, parent, contextNode, dynamicIndentation) { + for (var _i = 0, trivia_1 = trivia; _i < trivia_1.length; _i++) { + var triviaItem = trivia_1[_i]; + if (ts.isComment(triviaItem.kind) && ts.rangeContainsRange(originalRange, triviaItem)) { + var triviaItemStart = sourceFile.getLineAndCharacterOfPosition(triviaItem.pos); + processRange(triviaItem, triviaItemStart, parent, contextNode, dynamicIndentation); } } - return true; } - return false; - } - function tryConsumeDefine() { - var token = ts.scanner.getToken(); - if (token === 70 /* Identifier */ && ts.scanner.getTokenValue() === "define") { - token = nextToken(); - if (token !== 18 /* OpenParenToken */) { - return true; - } - token = nextToken(); - if (token === 9 /* StringLiteral */) { - // looks like define ("modname", ... - skip string literal and comma - token = nextToken(); - if (token === 25 /* CommaToken */) { - token = nextToken(); + function processRange(range, rangeStart, parent, contextNode, dynamicIndentation) { + var rangeHasError = rangeContainsError(range); + var lineAdded; + if (!rangeHasError) { + if (!previousRange) { + // trim whitespaces starting from the beginning of the span up to the current line + var originalStart = sourceFile.getLineAndCharacterOfPosition(originalRange.pos); + trimTrailingWhitespacesForLines(originalStart.line, rangeStart.line); } else { - // unexpected token - return true; - } - } - // should be start of dependency list - if (token !== 20 /* OpenBracketToken */) { - return true; - } - // skip open bracket - token = nextToken(); - var i = 0; - // scan until ']' or EOF - while (token !== 21 /* CloseBracketToken */ && token !== 1 /* EndOfFileToken */) { - // record string literals as module names - if (token === 9 /* StringLiteral */) { - recordModuleName(); - i++; + lineAdded = + processPair(range, rangeStart.line, parent, previousRange, previousRangeStartLine, previousParent, contextNode, dynamicIndentation); } - token = nextToken(); } - return true; + previousRange = range; + previousParent = parent; + previousRangeStartLine = rangeStart.line; + return lineAdded; } - return false; - } - function processImports() { - ts.scanner.setText(sourceText); - nextToken(); - // Look for: - // import "mod"; - // import d from "mod" - // import {a as A } from "mod"; - // import * as NS from "mod" - // import d, {a, b as B} from "mod" - // import i = require("mod"); - // - // export * from "mod" - // export {a as b} from "mod" - // export import i = require("mod") - // (for JavaScript files) require("mod") - while (true) { - if (ts.scanner.getToken() === 1 /* EndOfFileToken */) { - break; - } - // check if at least one of alternative have moved scanner forward - if (tryConsumeDeclare() || - tryConsumeImport() || - tryConsumeExport() || - (detectJavaScriptImports && (tryConsumeRequireCall(/*skipCurrentToken*/ false) || tryConsumeDefine()))) { - continue; + function processPair(currentItem, currentStartLine, currentParent, previousItem, previousStartLine, previousParent, contextNode, dynamicIndentation) { + formattingContext.updateContext(previousItem, previousParent, currentItem, currentParent, contextNode); + var rule = rulesProvider.getRulesMap().GetRule(formattingContext); + var trimTrailingWhitespaces; + var lineAdded; + if (rule) { + applyRuleEdits(rule, previousItem, previousStartLine, currentItem, currentStartLine); + if (rule.Operation.Action & (2 /* Space */ | 8 /* Delete */) && currentStartLine !== previousStartLine) { + lineAdded = false; + // Handle the case where the next line is moved to be the end of this line. + // In this case we don't indent the next line in the next pass. + if (currentParent.getStart(sourceFile) === currentItem.pos) { + dynamicIndentation.recomputeIndentation(/*lineAddedByFormatting*/ false); + } + } + else if (rule.Operation.Action & 4 /* NewLine */ && currentStartLine === previousStartLine) { + lineAdded = true; + // Handle the case where token2 is moved to the new line. + // In this case we indent token2 in the next pass but we set + // sameLineIndent flag to notify the indenter that the indentation is within the line. + if (currentParent.getStart(sourceFile) === currentItem.pos) { + dynamicIndentation.recomputeIndentation(/*lineAddedByFormatting*/ true); + } + } + // We need to trim trailing whitespace between the tokens if they were on different lines, and no rule was applied to put them on the same line + trimTrailingWhitespaces = !(rule.Operation.Action & 8 /* Delete */) && rule.Flag !== 1 /* CanDeleteNewLines */; } else { - nextToken(); + trimTrailingWhitespaces = true; } - } - ts.scanner.setText(undefined); - } - if (readImportFiles) { - processImports(); - } - processTripleSlashDirectives(); - if (externalModule) { - // for external modules module all nested ambient modules are augmentations - if (ambientExternalModules) { - // move all detected ambient modules to imported files since they need to be resolved - for (var _i = 0, ambientExternalModules_1 = ambientExternalModules; _i < ambientExternalModules_1.length; _i++) { - var decl = ambientExternalModules_1[_i]; - importedFiles.push(decl.ref); + if (currentStartLine !== previousStartLine && trimTrailingWhitespaces) { + // We need to trim trailing whitespace between the tokens if they were on different lines, and no rule was applied to put them on the same line + trimTrailingWhitespacesForLines(previousStartLine, currentStartLine, previousItem); } + return lineAdded; } - return { referencedFiles: referencedFiles, typeReferenceDirectives: typeReferenceDirectives, importedFiles: importedFiles, isLibFile: isNoDefaultLib, ambientExternalModules: undefined }; - } - else { - // for global scripts ambient modules still can have augmentations - look for ambient modules with depth > 0 - var ambientModuleNames = void 0; - if (ambientExternalModules) { - for (var _a = 0, ambientExternalModules_2 = ambientExternalModules; _a < ambientExternalModules_2.length; _a++) { - var decl = ambientExternalModules_2[_a]; - if (decl.depth === 0) { - if (!ambientModuleNames) { - ambientModuleNames = []; - } - ambientModuleNames.push(decl.ref.fileName); - } - else { - importedFiles.push(decl.ref); + function insertIndentation(pos, indentation, lineAdded) { + var indentationString = getIndentationString(indentation, options); + if (lineAdded) { + // new line is added before the token by the formatting rules + // insert indentation string at the very beginning of the token + recordReplace(pos, 0, indentationString); + } + else { + var tokenStart = sourceFile.getLineAndCharacterOfPosition(pos); + var startLinePosition = ts.getStartPositionOfLine(tokenStart.line, sourceFile); + if (indentation !== characterToColumn(startLinePosition, tokenStart.character) || indentationIsDifferent(indentationString, startLinePosition)) { + recordReplace(startLinePosition, tokenStart.character, indentationString); } } } - return { referencedFiles: referencedFiles, typeReferenceDirectives: typeReferenceDirectives, importedFiles: importedFiles, isLibFile: isNoDefaultLib, ambientExternalModules: ambientModuleNames }; - } - } - ts.preProcessFile = preProcessFile; -})(ts || (ts = {})); -/* @internal */ -var ts; -(function (ts) { - var Rename; - (function (Rename) { - function getRenameInfo(typeChecker, defaultLibFileName, getCanonicalFileName, sourceFile, position) { - var canonicalDefaultLibName = getCanonicalFileName(ts.normalizePath(defaultLibFileName)); - var node = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ true); - if (node) { - if (node.kind === 70 /* Identifier */ || - node.kind === 9 /* StringLiteral */ || - ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) || - ts.isThis(node)) { - var symbol = typeChecker.getSymbolAtLocation(node); - // Only allow a symbol to be renamed if it actually has at least one declaration. - if (symbol) { - var declarations = symbol.getDeclarations(); - if (declarations && declarations.length > 0) { - // Disallow rename for elements that are defined in the standard TypeScript library. - if (ts.forEach(declarations, isDefinedInLibraryFile)) { - return getRenameInfoError(ts.getLocaleSpecificMessage(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library)); - } - var displayName = ts.stripQuotes(ts.getDeclaredName(typeChecker, symbol, node)); - var kind = ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, node); - if (kind) { - return { - canRename: true, - kind: kind, - displayName: displayName, - localizedErrorMessage: undefined, - fullDisplayName: typeChecker.getFullyQualifiedName(symbol), - kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), - triggerSpan: createTriggerSpanForNode(node, sourceFile) - }; - } - } + function characterToColumn(startLinePosition, characterInLine) { + var column = 0; + for (var i = 0; i < characterInLine; i++) { + if (sourceFile.text.charCodeAt(startLinePosition + i) === 9 /* tab */) { + column += options.tabSize - column % options.tabSize; } - else if (node.kind === 9 /* StringLiteral */) { - var type = ts.getStringLiteralTypeForNode(node, typeChecker); - if (type) { - if (isDefinedInLibraryFile(node)) { - return getRenameInfoError(ts.getLocaleSpecificMessage(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library)); - } - else { - var displayName = ts.stripQuotes(type.text); - return { - canRename: true, - kind: ts.ScriptElementKind.variableElement, - displayName: displayName, - localizedErrorMessage: undefined, - fullDisplayName: displayName, - kindModifiers: ts.ScriptElementKindModifier.none, - triggerSpan: createTriggerSpanForNode(node, sourceFile) - }; - } - } + else { + column++; } } + return column; } - return getRenameInfoError(ts.getLocaleSpecificMessage(ts.Diagnostics.You_cannot_rename_this_element)); - function getRenameInfoError(localizedErrorMessage) { - return { - canRename: false, - localizedErrorMessage: localizedErrorMessage, - displayName: undefined, - fullDisplayName: undefined, - kind: undefined, - kindModifiers: undefined, - triggerSpan: undefined - }; + function indentationIsDifferent(indentationString, startLinePosition) { + return indentationString !== sourceFile.text.substr(startLinePosition, indentationString.length); } - function isDefinedInLibraryFile(declaration) { - if (defaultLibFileName) { - var sourceFile_1 = declaration.getSourceFile(); - var canonicalName = getCanonicalFileName(ts.normalizePath(sourceFile_1.fileName)); - if (canonicalName === canonicalDefaultLibName) { - return true; + function indentMultilineComment(commentRange, indentation, firstLineIsIndented) { + // split comment in lines + var startLine = sourceFile.getLineAndCharacterOfPosition(commentRange.pos).line; + var endLine = sourceFile.getLineAndCharacterOfPosition(commentRange.end).line; + var parts; + if (startLine === endLine) { + if (!firstLineIsIndented) { + // treat as single line comment + insertIndentation(commentRange.pos, indentation, /*lineAdded*/ false); } + return; } - return false; - } - function createTriggerSpanForNode(node, sourceFile) { - var start = node.getStart(sourceFile); - var width = node.getWidth(sourceFile); - if (node.kind === 9 /* StringLiteral */) { - // Exclude the quotes - start += 1; - width -= 2; - } - return ts.createTextSpan(start, width); - } - } - Rename.getRenameInfo = getRenameInfo; - })(Rename = ts.Rename || (ts.Rename = {})); -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - var SignatureHelp; - (function (SignatureHelp) { - // A partially written generic type expression is not guaranteed to have the correct syntax tree. the expression could be parsed as less than/greater than expression or a comma expression - // or some other combination depending on what the user has typed so far. For the purposes of signature help we need to consider any location after "<" as a possible generic type reference. - // To do this, the method will back parse the expression starting at the position required. it will try to parse the current expression as a generic type expression, if it did succeed it - // will return the generic identifier that started the expression (e.g. "foo" in "foo(#a, b) -> The token introduces a list, and should begin a sig help session - // Case 2: - // fo#o#(a, b)# -> The token is either not associated with a list, or ends a list, so the session should end - // Case 3: - // foo(a#, #b#) -> The token is buried inside a list, and should give sig help - // Find out if 'node' is an argument, a type argument, or neither - if (node.kind === 26 /* LessThanToken */ || - node.kind === 18 /* OpenParenToken */) { - // Find the list that starts right *after* the < or ( token. - // If the user has just opened a list, consider this item 0. - var list = getChildListThatStartsWithOpenerToken(callExpression, node, sourceFile); - var isTypeArgList = callExpression.typeArguments && callExpression.typeArguments.pos === list.pos; - ts.Debug.assert(list !== undefined); - return { - kind: isTypeArgList ? 0 /* TypeArguments */ : 1 /* CallArguments */, - invocation: callExpression, - argumentsSpan: getApplicableSpanForArguments(list, sourceFile), - argumentIndex: 0, - argumentCount: getArgumentCount(list) - }; + var startLinePos = ts.getStartPositionOfLine(startLine, sourceFile); + var nonWhitespaceColumnInFirstPart = formatting.SmartIndenter.findFirstNonWhitespaceCharacterAndColumn(startLinePos, parts[0].pos, sourceFile, options); + if (indentation === nonWhitespaceColumnInFirstPart.column) { + return; } - // findListItemInfo can return undefined if we are not in parent's argument list - // or type argument list. This includes cases where the cursor is: - // - To the right of the closing paren, non-substitution template, or template tail. - // - Between the type arguments and the arguments (greater than token) - // - On the target of the call (parent.func) - // - On the 'new' keyword in a 'new' expression - var listItemInfo = ts.findListItemInfo(node); - if (listItemInfo) { - var list = listItemInfo.list; - var isTypeArgList = callExpression.typeArguments && callExpression.typeArguments.pos === list.pos; - var argumentIndex = getArgumentIndex(list, node); - var argumentCount = getArgumentCount(list); - ts.Debug.assert(argumentIndex === 0 || argumentIndex < argumentCount, "argumentCount < argumentIndex, " + argumentCount + " < " + argumentIndex); - return { - kind: isTypeArgList ? 0 /* TypeArguments */ : 1 /* CallArguments */, - invocation: callExpression, - argumentsSpan: getApplicableSpanForArguments(list, sourceFile), - argumentIndex: argumentIndex, - argumentCount: argumentCount - }; + var startIndex = 0; + if (firstLineIsIndented) { + startIndex = 1; + startLine++; } - return undefined; - } - else if (node.kind === 12 /* NoSubstitutionTemplateLiteral */ && node.parent.kind === 181 /* TaggedTemplateExpression */) { - // Check if we're actually inside the template; - // otherwise we'll fall out and return undefined. - if (ts.isInsideTemplateLiteral(node, position)) { - return getArgumentListInfoForTemplate(node.parent, /*argumentIndex*/ 0, sourceFile); + // shift all parts on the delta size + var delta = indentation - nonWhitespaceColumnInFirstPart.column; + for (var i = startIndex; i < parts.length; i++, startLine++) { + var startLinePos_1 = ts.getStartPositionOfLine(startLine, sourceFile); + var nonWhitespaceCharacterAndColumn = i === 0 + ? nonWhitespaceColumnInFirstPart + : formatting.SmartIndenter.findFirstNonWhitespaceCharacterAndColumn(parts[i].pos, parts[i].end, sourceFile, options); + var newIndentation = nonWhitespaceCharacterAndColumn.column + delta; + if (newIndentation > 0) { + var indentationString = getIndentationString(newIndentation, options); + recordReplace(startLinePos_1, nonWhitespaceCharacterAndColumn.character, indentationString); + } + else { + recordDelete(startLinePos_1, nonWhitespaceCharacterAndColumn.character); + } } } - else if (node.kind === 13 /* TemplateHead */ && node.parent.parent.kind === 181 /* TaggedTemplateExpression */) { - var templateExpression = node.parent; - var tagExpression = templateExpression.parent; - ts.Debug.assert(templateExpression.kind === 194 /* TemplateExpression */); - var argumentIndex = ts.isInsideTemplateLiteral(node, position) ? 0 : 1; - return getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile); - } - else if (node.parent.kind === 202 /* TemplateSpan */ && node.parent.parent.parent.kind === 181 /* TaggedTemplateExpression */) { - var templateSpan = node.parent; - var templateExpression = templateSpan.parent; - var tagExpression = templateExpression.parent; - ts.Debug.assert(templateExpression.kind === 194 /* TemplateExpression */); - // If we're just after a template tail, don't show signature help. - if (node.kind === 15 /* TemplateTail */ && !ts.isInsideTemplateLiteral(node, position)) { - return undefined; + function trimTrailingWhitespacesForLines(line1, line2, range) { + for (var line = line1; line < line2; line++) { + var lineStartPosition = ts.getStartPositionOfLine(line, sourceFile); + var lineEndPosition = ts.getEndLinePosition(line, sourceFile); + // do not trim whitespaces in comments or template expression + if (range && (ts.isComment(range.kind) || ts.isStringOrRegularExpressionOrTemplateLiteral(range.kind)) && range.pos <= lineEndPosition && range.end > lineEndPosition) { + continue; + } + var whitespaceStart = getTrailingWhitespaceStartPosition(lineStartPosition, lineEndPosition); + if (whitespaceStart !== -1) { + ts.Debug.assert(whitespaceStart === lineStartPosition || !ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(whitespaceStart - 1))); + recordDelete(whitespaceStart, lineEndPosition + 1 - whitespaceStart); + } } - var spanIndex = templateExpression.templateSpans.indexOf(templateSpan); - var argumentIndex = getArgumentIndexForTemplatePiece(spanIndex, node, position); - return getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile); } - return undefined; - } - function getArgumentIndex(argumentsList, node) { - // The list we got back can include commas. In the presence of errors it may - // also just have nodes without commas. For example "Foo(a b c)" will have 3 - // args without commas. We want to find what index we're at. So we count - // forward until we hit ourselves, only incrementing the index if it isn't a - // comma. - // - // Note: the subtlety around trailing commas (in getArgumentCount) does not apply - // here. That's because we're only walking forward until we hit the node we're - // on. In that case, even if we're after the trailing comma, we'll still see - // that trailing comma in the list, and we'll have generated the appropriate - // arg index. - var argumentIndex = 0; - var listChildren = argumentsList.getChildren(); - for (var _i = 0, listChildren_1 = listChildren; _i < listChildren_1.length; _i++) { - var child = listChildren_1[_i]; - if (child === node) { - break; - } - if (child.kind !== 25 /* CommaToken */) { - argumentIndex++; + /** + * @param start The position of the first character in range + * @param end The position of the last character in range + */ + function getTrailingWhitespaceStartPosition(start, end) { + var pos = end; + while (pos >= start && ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(pos))) { + pos--; } - } - return argumentIndex; - } - function getArgumentCount(argumentsList) { - // The argument count for a list is normally the number of non-comma children it has. - // For example, if you have "Foo(a,b)" then there will be three children of the arg - // list 'a' '' 'b'. So, in this case the arg count will be 2. However, there - // is a small subtlety. If you have "Foo(a,)", then the child list will just have - // 'a' ''. So, in the case where the last child is a comma, we increase the - // arg count by one to compensate. - // - // Note: this subtlety only applies to the last comma. If you had "Foo(a,," then - // we'll have: 'a' '' '' - // That will give us 2 non-commas. We then add one for the last comma, givin us an - // arg count of 3. - var listChildren = argumentsList.getChildren(); - var argumentCount = ts.countWhere(listChildren, function (arg) { return arg.kind !== 25 /* CommaToken */; }); - if (listChildren.length > 0 && ts.lastOrUndefined(listChildren).kind === 25 /* CommaToken */) { - argumentCount++; - } - return argumentCount; - } - // spanIndex is either the index for a given template span. - // This does not give appropriate results for a NoSubstitutionTemplateLiteral - function getArgumentIndexForTemplatePiece(spanIndex, node, position) { - // Because the TemplateStringsArray is the first argument, we have to offset each substitution expression by 1. - // There are three cases we can encounter: - // 1. We are precisely in the template literal (argIndex = 0). - // 2. We are in or to the right of the substitution expression (argIndex = spanIndex + 1). - // 3. We are directly to the right of the template literal, but because we look for the token on the left, - // not enough to put us in the substitution expression; we should consider ourselves part of - // the *next* span's expression by offsetting the index (argIndex = (spanIndex + 1) + 1). - // - // Example: f `# abcd $#{# 1 + 1# }# efghi ${ #"#hello"# } # ` - // ^ ^ ^ ^ ^ ^ ^ ^ ^ - // Case: 1 1 3 2 1 3 2 2 1 - ts.Debug.assert(position >= node.getStart(), "Assumed 'position' could not occur before node."); - if (ts.isTemplateLiteralKind(node.kind)) { - if (ts.isInsideTemplateLiteral(node, position)) { - return 0; + if (pos !== end) { + return pos + 1; } - return spanIndex + 2; + return -1; } - return spanIndex + 1; - } - function getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile) { - // argumentCount is either 1 or (numSpans + 1) to account for the template strings array argument. - var argumentCount = tagExpression.template.kind === 12 /* NoSubstitutionTemplateLiteral */ - ? 1 - : tagExpression.template.templateSpans.length + 1; - ts.Debug.assert(argumentIndex === 0 || argumentIndex < argumentCount, "argumentCount < argumentIndex, " + argumentCount + " < " + argumentIndex); - return { - kind: 2 /* TaggedTemplateArguments */, - invocation: tagExpression, - argumentsSpan: getApplicableSpanForTaggedTemplate(tagExpression, sourceFile), - argumentIndex: argumentIndex, - argumentCount: argumentCount - }; - } - function getApplicableSpanForArguments(argumentsList, sourceFile) { - // We use full start and skip trivia on the end because we want to include trivia on - // both sides. For example, - // - // foo( /*comment */ a, b, c /*comment*/ ) - // | | - // - // The applicable span is from the first bar to the second bar (inclusive, - // but not including parentheses) - var applicableSpanStart = argumentsList.getFullStart(); - var applicableSpanEnd = ts.skipTrivia(sourceFile.text, argumentsList.getEnd(), /*stopAfterLineBreak*/ false); - return ts.createTextSpan(applicableSpanStart, applicableSpanEnd - applicableSpanStart); - } - function getApplicableSpanForTaggedTemplate(taggedTemplate, sourceFile) { - var template = taggedTemplate.template; - var applicableSpanStart = template.getStart(); - var applicableSpanEnd = template.getEnd(); - // We need to adjust the end position for the case where the template does not have a tail. - // Otherwise, we will not show signature help past the expression. - // For example, - // - // ` ${ 1 + 1 foo(10) - // | | - // - // This is because a Missing node has no width. However, what we actually want is to include trivia - // leading up to the next token in case the user is about to type in a TemplateMiddle or TemplateTail. - if (template.kind === 194 /* TemplateExpression */) { - var lastSpan = ts.lastOrUndefined(template.templateSpans); - if (lastSpan.literal.getFullWidth() === 0) { - applicableSpanEnd = ts.skipTrivia(sourceFile.text, applicableSpanEnd, /*stopAfterLineBreak*/ false); + /** + * Trimming will be done for lines after the previous range + */ + function trimTrailingWhitespacesForRemainingRange() { + var startPosition = previousRange ? previousRange.end : originalRange.pos; + var startLine = sourceFile.getLineAndCharacterOfPosition(startPosition).line; + var endLine = sourceFile.getLineAndCharacterOfPosition(originalRange.end).line; + trimTrailingWhitespacesForLines(startLine, endLine + 1, previousRange); + } + function newTextChange(start, len, newText) { + return { span: ts.createTextSpan(start, len), newText: newText }; + } + function recordDelete(start, len) { + if (len) { + edits.push(newTextChange(start, len, "")); } } - return ts.createTextSpan(applicableSpanStart, applicableSpanEnd - applicableSpanStart); - } - function getContainingArgumentInfo(node, position, sourceFile) { - for (var n = node; n.kind !== 261 /* SourceFile */; n = n.parent) { - if (ts.isFunctionBlock(n)) { - return undefined; + function recordReplace(start, len, newText) { + if (len || newText) { + edits.push(newTextChange(start, len, newText)); } - // If the node is not a subspan of its parent, this is a big problem. - // There have been crashes that might be caused by this violation. - if (n.pos < n.parent.pos || n.end > n.parent.end) { - ts.Debug.fail("Node of kind " + n.kind + " is not a subspan of its parent of kind " + n.parent.kind); + } + function applyRuleEdits(rule, previousRange, previousStartLine, currentRange, currentStartLine) { + switch (rule.Operation.Action) { + case 1 /* Ignore */: + // no action required + return; + case 8 /* Delete */: + if (previousRange.end !== currentRange.pos) { + // delete characters starting from t1.end up to t2.pos exclusive + recordDelete(previousRange.end, currentRange.pos - previousRange.end); + } + break; + case 4 /* NewLine */: + // exit early if we on different lines and rule cannot change number of newlines + // if line1 and line2 are on subsequent lines then no edits are required - ok to exit + // if line1 and line2 are separated with more than one newline - ok to exit since we cannot delete extra new lines + if (rule.Flag !== 1 /* CanDeleteNewLines */ && previousStartLine !== currentStartLine) { + return; + } + // edit should not be applied if we have one line feed between elements + var lineDelta = currentStartLine - previousStartLine; + if (lineDelta !== 1) { + recordReplace(previousRange.end, currentRange.pos - previousRange.end, options.newLineCharacter); + } + break; + case 2 /* Space */: + // exit early if we on different lines and rule cannot change number of newlines + if (rule.Flag !== 1 /* CanDeleteNewLines */ && previousStartLine !== currentStartLine) { + return; + } + var posDelta = currentRange.pos - previousRange.end; + if (posDelta !== 1 || sourceFile.text.charCodeAt(previousRange.end) !== 32 /* space */) { + recordReplace(previousRange.end, currentRange.pos - previousRange.end, " "); + } + break; } - var argumentInfo = getImmediatelyContainingArgumentInfo(n, position, sourceFile); - if (argumentInfo) { - return argumentInfo; + } + } + /** + * @param precedingToken pass `null` if preceding token was already computed and result was `undefined`. + */ + function getRangeOfEnclosingComment(sourceFile, position, onlyMultiLine, precedingToken, // tslint:disable-line:no-null-keyword + tokenAtPosition, predicate) { + if (tokenAtPosition === void 0) { tokenAtPosition = ts.getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); } + var tokenStart = tokenAtPosition.getStart(sourceFile); + if (tokenStart <= position && position < tokenAtPosition.getEnd()) { + return undefined; + } + if (precedingToken === undefined) { + precedingToken = ts.findPrecedingToken(position, sourceFile); + } + // Between two consecutive tokens, all comments are either trailing on the former + // or leading on the latter (and none are in both lists). + var trailingRangesOfPreviousToken = precedingToken && ts.getTrailingCommentRanges(sourceFile.text, precedingToken.end); + var leadingCommentRangesOfNextToken = ts.getLeadingCommentRangesOfNode(tokenAtPosition, sourceFile); + var commentRanges = trailingRangesOfPreviousToken && leadingCommentRangesOfNextToken ? + trailingRangesOfPreviousToken.concat(leadingCommentRangesOfNextToken) : + trailingRangesOfPreviousToken || leadingCommentRangesOfNextToken; + if (commentRanges) { + for (var _i = 0, commentRanges_1 = commentRanges; _i < commentRanges_1.length; _i++) { + var range = commentRanges_1[_i]; + // The end marker of a single-line comment does not include the newline character. + // With caret at `^`, in the following case, we are inside a comment (^ denotes the cursor position): + // + // // asdf ^\n + // + // But for closed multi-line comments, we don't want to be inside the comment in the following case: + // + // /* asdf */^ + // + // However, unterminated multi-line comments *do* contain their end. + // + // Internally, we represent the end of the comment at the newline and closing '/', respectively. + // + if ((range.pos < position && position < range.end || + position === range.end && (range.kind === 2 /* SingleLineCommentTrivia */ || position === sourceFile.getFullWidth()))) { + return (range.kind === 3 /* MultiLineCommentTrivia */ || !onlyMultiLine) && (!predicate || predicate(range)) ? range : undefined; + } } } return undefined; } - SignatureHelp.getContainingArgumentInfo = getContainingArgumentInfo; - function getChildListThatStartsWithOpenerToken(parent, openerToken, sourceFile) { - var children = parent.getChildren(sourceFile); - var indexOfOpenerToken = children.indexOf(openerToken); - ts.Debug.assert(indexOfOpenerToken >= 0 && children.length > indexOfOpenerToken + 1); - return children[indexOfOpenerToken + 1]; + formatting.getRangeOfEnclosingComment = getRangeOfEnclosingComment; + function getOpenTokenForList(node, list) { + switch (node.kind) { + case 152 /* Constructor */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 187 /* ArrowFunction */: + if (node.typeParameters === list) { + return 27 /* LessThanToken */; + } + else if (node.parameters === list) { + return 19 /* OpenParenToken */; + } + break; + case 181 /* CallExpression */: + case 182 /* NewExpression */: + if (node.typeArguments === list) { + return 27 /* LessThanToken */; + } + else if (node.arguments === list) { + return 19 /* OpenParenToken */; + } + break; + case 159 /* TypeReference */: + if (node.typeArguments === list) { + return 27 /* LessThanToken */; + } + } + return 0 /* Unknown */; } - /** - * The selectedItemIndex could be negative for several reasons. - * 1. There are too many arguments for all of the overloads - * 2. None of the overloads were type compatible - * The solution here is to try to pick the best overload by picking - * either the first one that has an appropriate number of parameters, - * or the one with the most parameters. - */ - function selectBestInvalidOverloadIndex(candidates, argumentCount) { - var maxParamsSignatureIndex = -1; - var maxParams = -1; - for (var i = 0; i < candidates.length; i++) { - var candidate = candidates[i]; - if (candidate.hasRestParameter || candidate.parameters.length >= argumentCount) { - return i; + function getCloseTokenForOpenToken(kind) { + switch (kind) { + case 19 /* OpenParenToken */: + return 20 /* CloseParenToken */; + case 27 /* LessThanToken */: + return 29 /* GreaterThanToken */; + } + return 0 /* Unknown */; + } + var internedSizes; + var internedTabsIndentation; + var internedSpacesIndentation; + function getIndentationString(indentation, options) { + // reset interned strings if FormatCodeOptions were changed + var resetInternedStrings = !internedSizes || (internedSizes.tabSize !== options.tabSize || internedSizes.indentSize !== options.indentSize); + if (resetInternedStrings) { + internedSizes = { tabSize: options.tabSize, indentSize: options.indentSize }; + internedTabsIndentation = internedSpacesIndentation = undefined; + } + if (!options.convertTabsToSpaces) { + var tabs = Math.floor(indentation / options.tabSize); + var spaces = indentation - tabs * options.tabSize; + var tabString = void 0; + if (!internedTabsIndentation) { + internedTabsIndentation = []; } - if (candidate.parameters.length > maxParams) { - maxParams = candidate.parameters.length; - maxParamsSignatureIndex = i; + if (internedTabsIndentation[tabs] === undefined) { + internedTabsIndentation[tabs] = tabString = repeat("\t", tabs); + } + else { + tabString = internedTabsIndentation[tabs]; } + return spaces ? tabString + repeat(" ", spaces) : tabString; } - return maxParamsSignatureIndex; - } - function createSignatureHelpItems(candidates, bestSignature, argumentListInfo, typeChecker) { - var applicableSpan = argumentListInfo.argumentsSpan; - var isTypeParameterList = argumentListInfo.kind === 0 /* TypeArguments */; - var invocation = argumentListInfo.invocation; - var callTarget = ts.getInvokedExpression(invocation); - var callTargetSymbol = typeChecker.getSymbolAtLocation(callTarget); - var callTargetDisplayParts = callTargetSymbol && ts.symbolToDisplayParts(typeChecker, callTargetSymbol, /*enclosingDeclaration*/ undefined, /*meaning*/ undefined); - var items = ts.map(candidates, function (candidateSignature) { - var signatureHelpParameters; - var prefixDisplayParts = []; - var suffixDisplayParts = []; - if (callTargetDisplayParts) { - ts.addRange(prefixDisplayParts, callTargetDisplayParts); + else { + var spacesString = void 0; + var quotient = Math.floor(indentation / options.indentSize); + var remainder = indentation % options.indentSize; + if (!internedSpacesIndentation) { + internedSpacesIndentation = []; } - var isVariadic; - if (isTypeParameterList) { - isVariadic = false; // type parameter lists are not variadic - prefixDisplayParts.push(ts.punctuationPart(26 /* LessThanToken */)); - var typeParameters = candidateSignature.typeParameters; - signatureHelpParameters = typeParameters && typeParameters.length > 0 ? ts.map(typeParameters, createSignatureHelpParameterForTypeParameter) : emptyArray; - suffixDisplayParts.push(ts.punctuationPart(28 /* GreaterThanToken */)); - var parameterParts = ts.mapToDisplayParts(function (writer) { - return typeChecker.getSymbolDisplayBuilder().buildDisplayForParametersAndDelimiters(candidateSignature.thisParameter, candidateSignature.parameters, writer, invocation); - }); - ts.addRange(suffixDisplayParts, parameterParts); + if (internedSpacesIndentation[quotient] === undefined) { + spacesString = repeat(" ", options.indentSize * quotient); + internedSpacesIndentation[quotient] = spacesString; } else { - isVariadic = candidateSignature.hasRestParameter; - var typeParameterParts = ts.mapToDisplayParts(function (writer) { - return typeChecker.getSymbolDisplayBuilder().buildDisplayForTypeParametersAndDelimiters(candidateSignature.typeParameters, writer, invocation); - }); - ts.addRange(prefixDisplayParts, typeParameterParts); - prefixDisplayParts.push(ts.punctuationPart(18 /* OpenParenToken */)); - var parameters = candidateSignature.parameters; - signatureHelpParameters = parameters.length > 0 ? ts.map(parameters, createSignatureHelpParameterForParameter) : emptyArray; - suffixDisplayParts.push(ts.punctuationPart(19 /* CloseParenToken */)); + spacesString = internedSpacesIndentation[quotient]; } - var returnTypeParts = ts.mapToDisplayParts(function (writer) { - return typeChecker.getSymbolDisplayBuilder().buildReturnTypeDisplay(candidateSignature, writer, invocation); - }); - ts.addRange(suffixDisplayParts, returnTypeParts); - return { - isVariadic: isVariadic, - prefixDisplayParts: prefixDisplayParts, - suffixDisplayParts: suffixDisplayParts, - separatorDisplayParts: [ts.punctuationPart(25 /* CommaToken */), ts.spacePart()], - parameters: signatureHelpParameters, - documentation: candidateSignature.getDocumentationComment(), - tags: candidateSignature.getJsDocTags() - }; - }); - var argumentIndex = argumentListInfo.argumentIndex; - // argumentCount is the *apparent* number of arguments. - var argumentCount = argumentListInfo.argumentCount; - var selectedItemIndex = candidates.indexOf(bestSignature); - if (selectedItemIndex < 0) { - selectedItemIndex = selectBestInvalidOverloadIndex(candidates, argumentCount); - } - ts.Debug.assert(argumentIndex === 0 || argumentIndex < argumentCount, "argumentCount < argumentIndex, " + argumentCount + " < " + argumentIndex); - return { - items: items, - applicableSpan: applicableSpan, - selectedItemIndex: selectedItemIndex, - argumentIndex: argumentIndex, - argumentCount: argumentCount - }; - function createSignatureHelpParameterForParameter(parameter) { - var displayParts = ts.mapToDisplayParts(function (writer) { - return typeChecker.getSymbolDisplayBuilder().buildParameterDisplay(parameter, writer, invocation); - }); - return { - name: parameter.name, - documentation: parameter.getDocumentationComment(), - displayParts: displayParts, - isOptional: typeChecker.isOptionalParameter(parameter.valueDeclaration) - }; + return remainder ? spacesString + repeat(" ", remainder) : spacesString; } - function createSignatureHelpParameterForTypeParameter(typeParameter) { - var displayParts = ts.mapToDisplayParts(function (writer) { - return typeChecker.getSymbolDisplayBuilder().buildTypeParameterDisplay(typeParameter, writer, invocation); - }); - return { - name: typeParameter.symbol.name, - documentation: emptyArray, - displayParts: displayParts, - isOptional: false - }; + function repeat(value, count) { + var s = ""; + for (var i = 0; i < count; i++) { + s += value; + } + return s; } } - })(SignatureHelp = ts.SignatureHelp || (ts.SignatureHelp = {})); + formatting.getIndentationString = getIndentationString; + })(formatting = ts.formatting || (ts.formatting = {})); })(ts || (ts = {})); +/// /* @internal */ var ts; (function (ts) { - var SymbolDisplay; - (function (SymbolDisplay) { - // TODO(drosen): use contextual SemanticMeaning. - function getSymbolKind(typeChecker, symbol, location) { - var flags = symbol.getFlags(); - if (flags & 32 /* Class */) - return ts.getDeclarationOfKind(symbol, 197 /* ClassExpression */) ? - ts.ScriptElementKind.localClassElement : ts.ScriptElementKind.classElement; - if (flags & 384 /* Enum */) - return ts.ScriptElementKind.enumElement; - if (flags & 524288 /* TypeAlias */) - return ts.ScriptElementKind.typeElement; - if (flags & 64 /* Interface */) - return ts.ScriptElementKind.interfaceElement; - if (flags & 262144 /* TypeParameter */) - return ts.ScriptElementKind.typeParameterElement; - var result = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, flags, location); - if (result === ts.ScriptElementKind.unknown) { - if (flags & 262144 /* TypeParameter */) - return ts.ScriptElementKind.typeParameterElement; - if (flags & 8 /* EnumMember */) - return ts.ScriptElementKind.variableElement; - if (flags & 8388608 /* Alias */) - return ts.ScriptElementKind.alias; - if (flags & 1536 /* Module */) - return ts.ScriptElementKind.moduleElement; - } - return result; - } - SymbolDisplay.getSymbolKind = getSymbolKind; - function getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, flags, location) { - if (typeChecker.isUndefinedSymbol(symbol)) { - return ts.ScriptElementKind.variableElement; - } - if (typeChecker.isArgumentsSymbol(symbol)) { - return ts.ScriptElementKind.localVariableElement; - } - if (location.kind === 98 /* ThisKeyword */ && ts.isExpression(location)) { - return ts.ScriptElementKind.parameterElement; - } - if (flags & 3 /* Variable */) { - if (ts.isFirstDeclarationOfSymbolParameter(symbol)) { - return ts.ScriptElementKind.parameterElement; + var formatting; + (function (formatting) { + var SmartIndenter; + (function (SmartIndenter) { + var Value; + (function (Value) { + Value[Value["Unknown"] = -1] = "Unknown"; + })(Value || (Value = {})); + /** + * @param assumeNewLineBeforeCloseBrace + * `false` when called on text from a real source file. + * `true` when we need to assume `position` is on a newline. + * + * This is useful for codefixes. Consider + * ``` + * function f() { + * |} + * ``` + * with `position` at `|`. + * + * When inserting some text after an open brace, we would like to get indentation as if a newline was already there. + * By default indentation at `position` will be 0 so 'assumeNewLineBeforeCloseBrace' overrides this behavior. + */ + function getIndentation(position, sourceFile, options, assumeNewLineBeforeCloseBrace) { + if (assumeNewLineBeforeCloseBrace === void 0) { assumeNewLineBeforeCloseBrace = false; } + if (position > sourceFile.text.length) { + return getBaseIndentation(options); // past EOF } - else if (symbol.valueDeclaration && ts.isConst(symbol.valueDeclaration)) { - return ts.ScriptElementKind.constElement; + // no indentation when the indent style is set to none, + // so we can return fast + if (options.indentStyle === ts.IndentStyle.None) { + return 0; } - else if (ts.forEach(symbol.declarations, ts.isLet)) { - return ts.ScriptElementKind.letElement; + var precedingToken = ts.findPrecedingToken(position, sourceFile); + var enclosingCommentRange = formatting.getRangeOfEnclosingComment(sourceFile, position, /*onlyMultiLine*/ true, precedingToken || null); // tslint:disable-line:no-null-keyword + if (enclosingCommentRange) { + var previousLine = ts.getLineAndCharacterOfPosition(sourceFile, position).line - 1; + var commentStartLine = ts.getLineAndCharacterOfPosition(sourceFile, enclosingCommentRange.pos).line; + ts.Debug.assert(commentStartLine >= 0); + if (previousLine <= commentStartLine) { + return findFirstNonWhitespaceColumn(ts.getStartPositionOfLine(commentStartLine, sourceFile), position, sourceFile, options); + } + var startPostionOfLine = ts.getStartPositionOfLine(previousLine, sourceFile); + var _a = findFirstNonWhitespaceCharacterAndColumn(startPostionOfLine, position, sourceFile, options), column = _a.column, character = _a.character; + if (column === 0) { + return column; + } + var firstNonWhitespaceCharacterCode = sourceFile.text.charCodeAt(startPostionOfLine + character); + return firstNonWhitespaceCharacterCode === 42 /* asterisk */ ? column - 1 : column; } - return isLocalVariableOrFunction(symbol) ? ts.ScriptElementKind.localVariableElement : ts.ScriptElementKind.variableElement; - } - if (flags & 16 /* Function */) - return isLocalVariableOrFunction(symbol) ? ts.ScriptElementKind.localFunctionElement : ts.ScriptElementKind.functionElement; - if (flags & 32768 /* GetAccessor */) - return ts.ScriptElementKind.memberGetAccessorElement; - if (flags & 65536 /* SetAccessor */) - return ts.ScriptElementKind.memberSetAccessorElement; - if (flags & 8192 /* Method */) - return ts.ScriptElementKind.memberFunctionElement; - if (flags & 16384 /* Constructor */) - return ts.ScriptElementKind.constructorImplementationElement; - if (flags & 4 /* Property */) { - if (flags & 268435456 /* SyntheticProperty */) { - // If union property is result of union of non method (property/accessors/variables), it is labeled as property - var unionPropertyKind = ts.forEach(typeChecker.getRootSymbols(symbol), function (rootSymbol) { - var rootSymbolFlags = rootSymbol.getFlags(); - if (rootSymbolFlags & (98308 /* PropertyOrAccessor */ | 3 /* Variable */)) { - return ts.ScriptElementKind.memberVariableElement; - } - ts.Debug.assert(!!(rootSymbolFlags & 8192 /* Method */)); - }); - if (!unionPropertyKind) { - // If this was union of all methods, - // make sure it has call signatures before we can label it as method - var typeOfUnionProperty = typeChecker.getTypeOfSymbolAtLocation(symbol, location); - if (typeOfUnionProperty.getCallSignatures().length) { - return ts.ScriptElementKind.memberFunctionElement; - } - return ts.ScriptElementKind.memberVariableElement; - } - return unionPropertyKind; + if (!precedingToken) { + return getBaseIndentation(options); } - return ts.ScriptElementKind.memberVariableElement; - } - return ts.ScriptElementKind.unknown; - } - function getSymbolModifiers(symbol) { - return symbol && symbol.declarations && symbol.declarations.length > 0 - ? ts.getNodeModifiers(symbol.declarations[0]) - : ts.ScriptElementKindModifier.none; - } - SymbolDisplay.getSymbolModifiers = getSymbolModifiers; - // TODO(drosen): Currently completion entry details passes the SemanticMeaning.All instead of using semanticMeaning of location - function getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, enclosingDeclaration, location, semanticMeaning) { - if (semanticMeaning === void 0) { semanticMeaning = ts.getMeaningFromLocation(location); } - var displayParts = []; - var documentation; - var tags; - var symbolFlags = symbol.flags; - var symbolKind = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, symbolFlags, location); - var hasAddedSymbolInfo; - var isThisExpression = location.kind === 98 /* ThisKeyword */ && ts.isExpression(location); - var type; - // Class at constructor site need to be shown as constructor apart from property,method, vars - if (symbolKind !== ts.ScriptElementKind.unknown || symbolFlags & 32 /* Class */ || symbolFlags & 8388608 /* Alias */) { - // If it is accessor they are allowed only if location is at name of the accessor - if (symbolKind === ts.ScriptElementKind.memberGetAccessorElement || symbolKind === ts.ScriptElementKind.memberSetAccessorElement) { - symbolKind = ts.ScriptElementKind.memberVariableElement; + // no indentation in string \regex\template literals + var precedingTokenIsLiteral = ts.isStringOrRegularExpressionOrTemplateLiteral(precedingToken.kind); + if (precedingTokenIsLiteral && precedingToken.getStart(sourceFile) <= position && position < precedingToken.end) { + return 0; } - var signature = void 0; - type = isThisExpression ? typeChecker.getTypeAtLocation(location) : typeChecker.getTypeOfSymbolAtLocation(symbol, location); - if (type) { - if (location.parent && location.parent.kind === 177 /* PropertyAccessExpression */) { - var right = location.parent.name; - // Either the location is on the right of a property access, or on the left and the right is missing - if (right === location || (right && right.getFullWidth() === 0)) { - location = location.parent; + var lineAtPosition = sourceFile.getLineAndCharacterOfPosition(position).line; + // indentation is first non-whitespace character in a previous line + // for block indentation, we should look for a line which contains something that's not + // whitespace. + if (options.indentStyle === ts.IndentStyle.Block) { + // move backwards until we find a line with a non-whitespace character, + // then find the first non-whitespace character for that line. + var current_1 = position; + while (current_1 > 0) { + var char = sourceFile.text.charCodeAt(current_1); + if (!ts.isWhiteSpaceLike(char)) { + break; } + current_1--; } - // try get the call/construct signature from the type if it matches - var callExpression = void 0; - if (location.kind === 179 /* CallExpression */ || location.kind === 180 /* NewExpression */) { - callExpression = location; - } - else if (ts.isCallExpressionTarget(location) || ts.isNewExpressionTarget(location)) { - callExpression = location.parent; - } - if (callExpression) { - var candidateSignatures = []; - signature = typeChecker.getResolvedSignature(callExpression, candidateSignatures); - if (!signature && candidateSignatures.length) { - // Use the first candidate: - signature = candidateSignatures[0]; - } - var useConstructSignatures = callExpression.kind === 180 /* NewExpression */ || callExpression.expression.kind === 96 /* SuperKeyword */; - var allSignatures = useConstructSignatures ? type.getConstructSignatures() : type.getCallSignatures(); - if (!ts.contains(allSignatures, signature.target) && !ts.contains(allSignatures, signature)) { - // Get the first signature if there is one -- allSignatures may contain - // either the original signature or its target, so check for either - signature = allSignatures.length ? allSignatures[0] : undefined; - } - if (signature) { - if (useConstructSignatures && (symbolFlags & 32 /* Class */)) { - // Constructor - symbolKind = ts.ScriptElementKind.constructorImplementationElement; - addPrefixForAnyFunctionOrVar(type.symbol, symbolKind); - } - else if (symbolFlags & 8388608 /* Alias */) { - symbolKind = ts.ScriptElementKind.alias; - pushTypePart(symbolKind); - displayParts.push(ts.spacePart()); - if (useConstructSignatures) { - displayParts.push(ts.keywordPart(93 /* NewKeyword */)); - displayParts.push(ts.spacePart()); - } - addFullSymbolName(symbol); - } - else { - addPrefixForAnyFunctionOrVar(symbol, symbolKind); - } - switch (symbolKind) { - case ts.ScriptElementKind.memberVariableElement: - case ts.ScriptElementKind.variableElement: - case ts.ScriptElementKind.constElement: - case ts.ScriptElementKind.letElement: - case ts.ScriptElementKind.parameterElement: - case ts.ScriptElementKind.localVariableElement: - // If it is call or construct signature of lambda's write type name - displayParts.push(ts.punctuationPart(55 /* ColonToken */)); - displayParts.push(ts.spacePart()); - if (useConstructSignatures) { - displayParts.push(ts.keywordPart(93 /* NewKeyword */)); - displayParts.push(ts.spacePart()); - } - if (!(type.flags & 32768 /* Object */ && type.objectFlags & 16 /* Anonymous */) && type.symbol) { - ts.addRange(displayParts, ts.symbolToDisplayParts(typeChecker, type.symbol, enclosingDeclaration, /*meaning*/ undefined, 1 /* WriteTypeParametersOrArguments */)); - } - addSignatureDisplayParts(signature, allSignatures, 8 /* WriteArrowStyleSignature */); - break; - default: - // Just signature - addSignatureDisplayParts(signature, allSignatures); - } - hasAddedSymbolInfo = true; - } + var lineStart = ts.getLineStartPositionForPosition(current_1, sourceFile); + return SmartIndenter.findFirstNonWhitespaceColumn(lineStart, current_1, sourceFile, options); + } + if (precedingToken.kind === 26 /* CommaToken */ && precedingToken.parent.kind !== 194 /* BinaryExpression */) { + // previous token is comma that separates items in list - find the previous item and try to derive indentation from it + var actualIndentation = getActualIndentationForListItemBeforeComma(precedingToken, sourceFile, options); + if (actualIndentation !== -1 /* Unknown */) { + return actualIndentation; } - else if ((ts.isNameOfFunctionDeclaration(location) && !(symbol.flags & 98304 /* Accessor */)) || - (location.kind === 122 /* ConstructorKeyword */ && location.parent.kind === 150 /* Constructor */)) { - // get the signature from the declaration and write it - var functionDeclaration = location.parent; - var allSignatures = functionDeclaration.kind === 150 /* Constructor */ ? type.getNonNullableType().getConstructSignatures() : type.getNonNullableType().getCallSignatures(); - if (!typeChecker.isImplementationOfOverload(functionDeclaration)) { - signature = typeChecker.getSignatureFromDeclaration(functionDeclaration); + } + // try to find node that can contribute to indentation and includes 'position' starting from 'precedingToken' + // if such node is found - compute initial indentation for 'position' inside this node + var previous; + var current = precedingToken; + var currentStart; + var indentationDelta; + while (current) { + if (ts.positionBelongsToNode(current, position, sourceFile) && shouldIndentChildNode(current, previous)) { + currentStart = getStartLineAndCharacterForNode(current, sourceFile); + var nextTokenKind = nextTokenIsCurlyBraceOnSameLineAsCursor(precedingToken, current, lineAtPosition, sourceFile); + if (nextTokenKind !== 0 /* Unknown */) { + // handle cases when codefix is about to be inserted before the close brace + indentationDelta = assumeNewLineBeforeCloseBrace && nextTokenKind === 2 /* CloseBrace */ ? options.indentSize : 0; } else { - signature = allSignatures[0]; + indentationDelta = lineAtPosition !== currentStart.line ? options.indentSize : 0; } - if (functionDeclaration.kind === 150 /* Constructor */) { - // show (constructor) Type(...) signature - symbolKind = ts.ScriptElementKind.constructorImplementationElement; - addPrefixForAnyFunctionOrVar(type.symbol, symbolKind); + break; + } + // check if current node is a list item - if yes, take indentation from it + var actualIndentation = getActualIndentationForListItem(current, sourceFile, options); + if (actualIndentation !== -1 /* Unknown */) { + return actualIndentation; + } + actualIndentation = getLineIndentationWhenExpressionIsInMultiLine(current, sourceFile, options); + if (actualIndentation !== -1 /* Unknown */) { + return actualIndentation + options.indentSize; + } + previous = current; + current = current.parent; + } + if (!current) { + // no parent was found - return the base indentation of the SourceFile + return getBaseIndentation(options); + } + return getIndentationForNodeWorker(current, currentStart, /*ignoreActualIndentationRange*/ undefined, indentationDelta, sourceFile, options); + } + SmartIndenter.getIndentation = getIndentation; + function getIndentationForNode(n, ignoreActualIndentationRange, sourceFile, options) { + var start = sourceFile.getLineAndCharacterOfPosition(n.getStart(sourceFile)); + return getIndentationForNodeWorker(n, start, ignoreActualIndentationRange, /*indentationDelta*/ 0, sourceFile, options); + } + SmartIndenter.getIndentationForNode = getIndentationForNode; + function getBaseIndentation(options) { + return options.baseIndentSize || 0; + } + SmartIndenter.getBaseIndentation = getBaseIndentation; + function getIndentationForNodeWorker(current, currentStart, ignoreActualIndentationRange, indentationDelta, sourceFile, options) { + var parent = current.parent; + var containingListOrParentStart; + // Walk up the tree and collect indentation for parent-child node pairs. Indentation is not added if + // * parent and child nodes start on the same line, or + // * parent is an IfStatement and child starts on the same line as an 'else clause'. + while (parent) { + var useActualIndentation = true; + if (ignoreActualIndentationRange) { + var start = current.getStart(sourceFile); + useActualIndentation = start < ignoreActualIndentationRange.pos || start > ignoreActualIndentationRange.end; + } + if (useActualIndentation) { + // check if current node is a list item - if yes, take indentation from it + var actualIndentation = getActualIndentationForListItem(current, sourceFile, options); + if (actualIndentation !== -1 /* Unknown */) { + return actualIndentation + indentationDelta; } - else { - // (function/method) symbol(..signature) - addPrefixForAnyFunctionOrVar(functionDeclaration.kind === 153 /* CallSignature */ && - !(type.symbol.flags & 2048 /* TypeLiteral */ || type.symbol.flags & 4096 /* ObjectLiteral */) ? type.symbol : symbol, symbolKind); + } + containingListOrParentStart = getContainingListOrParentStart(parent, current, sourceFile); + var parentAndChildShareLine = containingListOrParentStart.line === currentStart.line || + childStartsOnTheSameLineWithElseInIfStatement(parent, current, currentStart.line, sourceFile); + if (useActualIndentation) { + // try to fetch actual indentation for current node from source text + var actualIndentation = getActualIndentationForNode(current, parent, currentStart, parentAndChildShareLine, sourceFile, options); + if (actualIndentation !== -1 /* Unknown */) { + return actualIndentation + indentationDelta; } - addSignatureDisplayParts(signature, allSignatures); - hasAddedSymbolInfo = true; + actualIndentation = getLineIndentationWhenExpressionIsInMultiLine(current, sourceFile, options); + if (actualIndentation !== -1 /* Unknown */) { + return actualIndentation + indentationDelta; + } + } + // increase indentation if parent node wants its content to be indented and parent and child nodes don't start on the same line + if (shouldIndentChildNode(parent, current) && !parentAndChildShareLine) { + indentationDelta += options.indentSize; } + // In our AST, a call argument's `parent` is the call-expression, not the argument list. + // We would like to increase indentation based on the relationship between an argument and its argument-list, + // so we spoof the starting position of the (parent) call-expression to match the (non-parent) argument-list. + // But, the spoofed start-value could then cause a problem when comparing the start position of the call-expression + // to *its* parent (in the case of an iife, an expression statement), adding an extra level of indentation. + // + // Instead, when at an argument, we unspoof the starting position of the enclosing call expression + // *after* applying indentation for the argument. + var useTrueStart = isArgumentAndStartLineOverlapsExpressionBeingCalled(parent, current, currentStart.line, sourceFile); + current = parent; + parent = current.parent; + currentStart = useTrueStart ? sourceFile.getLineAndCharacterOfPosition(current.getStart()) : containingListOrParentStart; } + return indentationDelta + getBaseIndentation(options); } - if (symbolFlags & 32 /* Class */ && !hasAddedSymbolInfo && !isThisExpression) { - if (ts.getDeclarationOfKind(symbol, 197 /* ClassExpression */)) { - // Special case for class expressions because we would like to indicate that - // the class name is local to the class body (similar to function expression) - // (local class) class - pushTypePart(ts.ScriptElementKind.localClassElement); + function getContainingListOrParentStart(parent, child, sourceFile) { + var containingList = getContainingList(child, sourceFile); + var startPos = containingList ? containingList.pos : parent.getStart(sourceFile); + return sourceFile.getLineAndCharacterOfPosition(startPos); + } + /* + * Function returns Value.Unknown if indentation cannot be determined + */ + function getActualIndentationForListItemBeforeComma(commaToken, sourceFile, options) { + // previous token is comma that separates items in list - find the previous item and try to derive indentation from it + var commaItemInfo = ts.findListItemInfo(commaToken); + if (commaItemInfo && commaItemInfo.listItemIndex > 0) { + return deriveActualIndentationFromList(commaItemInfo.list.getChildren(), commaItemInfo.listItemIndex - 1, sourceFile, options); } else { - // Class declaration has name which is not local. - displayParts.push(ts.keywordPart(74 /* ClassKeyword */)); + // handle broken code gracefully + return -1 /* Unknown */; } - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); - writeTypeParametersOfSymbol(symbol, sourceFile); - } - if ((symbolFlags & 64 /* Interface */) && (semanticMeaning & 2 /* Type */)) { - addNewLineIfDisplayPartsExist(); - displayParts.push(ts.keywordPart(108 /* InterfaceKeyword */)); - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); - writeTypeParametersOfSymbol(symbol, sourceFile); - } - if (symbolFlags & 524288 /* TypeAlias */) { - addNewLineIfDisplayPartsExist(); - displayParts.push(ts.keywordPart(136 /* TypeKeyword */)); - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); - writeTypeParametersOfSymbol(symbol, sourceFile); - displayParts.push(ts.spacePart()); - displayParts.push(ts.operatorPart(57 /* EqualsToken */)); - displayParts.push(ts.spacePart()); - ts.addRange(displayParts, ts.typeToDisplayParts(typeChecker, typeChecker.getDeclaredTypeOfSymbol(symbol), enclosingDeclaration, 512 /* InTypeAlias */)); } - if (symbolFlags & 384 /* Enum */) { - addNewLineIfDisplayPartsExist(); - if (ts.forEach(symbol.declarations, ts.isConstEnumDeclaration)) { - displayParts.push(ts.keywordPart(75 /* ConstKeyword */)); - displayParts.push(ts.spacePart()); + /* + * Function returns Value.Unknown if actual indentation for node should not be used (i.e because node is nested expression) + */ + function getActualIndentationForNode(current, parent, currentLineAndChar, parentAndChildShareLine, sourceFile, options) { + // actual indentation is used for statements\declarations if one of cases below is true: + // - parent is SourceFile - by default immediate children of SourceFile are not indented except when user indents them manually + // - parent and child are not on the same line + var useActualIndentation = (ts.isDeclaration(current) || ts.isStatementButNotDeclaration(current)) && + (parent.kind === 265 /* SourceFile */ || !parentAndChildShareLine); + if (!useActualIndentation) { + return -1 /* Unknown */; } - displayParts.push(ts.keywordPart(82 /* EnumKeyword */)); - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); - } - if (symbolFlags & 1536 /* Module */) { - addNewLineIfDisplayPartsExist(); - var declaration = ts.getDeclarationOfKind(symbol, 230 /* ModuleDeclaration */); - var isNamespace = declaration && declaration.name && declaration.name.kind === 70 /* Identifier */; - displayParts.push(ts.keywordPart(isNamespace ? 128 /* NamespaceKeyword */ : 127 /* ModuleKeyword */)); - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); + return findColumnForFirstNonWhitespaceCharacterInLine(currentLineAndChar, sourceFile, options); } - if ((symbolFlags & 262144 /* TypeParameter */) && (semanticMeaning & 2 /* Type */)) { - addNewLineIfDisplayPartsExist(); - displayParts.push(ts.punctuationPart(18 /* OpenParenToken */)); - displayParts.push(ts.textPart("type parameter")); - displayParts.push(ts.punctuationPart(19 /* CloseParenToken */)); - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); - if (symbol.parent) { - // Class/Interface type parameter - addInPrefix(); - addFullSymbolName(symbol.parent, enclosingDeclaration); - writeTypeParametersOfSymbol(symbol.parent, enclosingDeclaration); + var NextTokenKind; + (function (NextTokenKind) { + NextTokenKind[NextTokenKind["Unknown"] = 0] = "Unknown"; + NextTokenKind[NextTokenKind["OpenBrace"] = 1] = "OpenBrace"; + NextTokenKind[NextTokenKind["CloseBrace"] = 2] = "CloseBrace"; + })(NextTokenKind || (NextTokenKind = {})); + function nextTokenIsCurlyBraceOnSameLineAsCursor(precedingToken, current, lineAtPosition, sourceFile) { + var nextToken = ts.findNextToken(precedingToken, current); + if (!nextToken) { + return 0 /* Unknown */; } - else { - // Method/function type parameter - var declaration = ts.getDeclarationOfKind(symbol, 143 /* TypeParameter */); - ts.Debug.assert(declaration !== undefined); - declaration = declaration.parent; - if (declaration) { - if (ts.isFunctionLikeKind(declaration.kind)) { - addInPrefix(); - var signature = typeChecker.getSignatureFromDeclaration(declaration); - if (declaration.kind === 154 /* ConstructSignature */) { - displayParts.push(ts.keywordPart(93 /* NewKeyword */)); - displayParts.push(ts.spacePart()); - } - else if (declaration.kind !== 153 /* CallSignature */ && declaration.name) { - addFullSymbolName(declaration.symbol); - } - ts.addRange(displayParts, ts.signatureToDisplayParts(typeChecker, signature, sourceFile, 32 /* WriteTypeArgumentsOfSignature */)); - } - else if (declaration.kind === 228 /* TypeAliasDeclaration */) { - // Type alias type parameter - // For example - // type list = T[]; // Both T will go through same code path - addInPrefix(); - displayParts.push(ts.keywordPart(136 /* TypeKeyword */)); - displayParts.push(ts.spacePart()); - addFullSymbolName(declaration.symbol); - writeTypeParametersOfSymbol(declaration.symbol, sourceFile); - } - } + if (nextToken.kind === 17 /* OpenBraceToken */) { + // open braces are always indented at the parent level + return 1 /* OpenBrace */; + } + else if (nextToken.kind === 18 /* CloseBraceToken */) { + // close braces are indented at the parent level if they are located on the same line with cursor + // this means that if new line will be added at $ position, this case will be indented + // class A { + // $ + // } + /// and this one - not + // class A { + // $} + var nextTokenStartLine = getStartLineAndCharacterForNode(nextToken, sourceFile).line; + return lineAtPosition === nextTokenStartLine ? 2 /* CloseBrace */ : 0 /* Unknown */; } + return 0 /* Unknown */; } - if (symbolFlags & 8 /* EnumMember */) { - addPrefixForAnyFunctionOrVar(symbol, "enum member"); - var declaration = symbol.declarations[0]; - if (declaration.kind === 260 /* EnumMember */) { - var constantValue = typeChecker.getConstantValue(declaration); - if (constantValue !== undefined) { - displayParts.push(ts.spacePart()); - displayParts.push(ts.operatorPart(57 /* EqualsToken */)); - displayParts.push(ts.spacePart()); - displayParts.push(ts.displayPart(constantValue.toString(), ts.SymbolDisplayPartKind.numericLiteral)); - } - } + function getStartLineAndCharacterForNode(n, sourceFile) { + return sourceFile.getLineAndCharacterOfPosition(n.getStart(sourceFile)); } - if (symbolFlags & 8388608 /* Alias */) { - addNewLineIfDisplayPartsExist(); - if (symbol.declarations[0].kind === 233 /* NamespaceExportDeclaration */) { - displayParts.push(ts.keywordPart(83 /* ExportKeyword */)); - displayParts.push(ts.spacePart()); - displayParts.push(ts.keywordPart(128 /* NamespaceKeyword */)); + function isArgumentAndStartLineOverlapsExpressionBeingCalled(parent, child, childStartLine, sourceFile) { + if (!(ts.isCallExpression(parent) && ts.contains(parent.arguments, child))) { + return false; } - else { - displayParts.push(ts.keywordPart(90 /* ImportKeyword */)); + var expressionOfCallExpressionEnd = parent.expression.getEnd(); + var expressionOfCallExpressionEndLine = ts.getLineAndCharacterOfPosition(sourceFile, expressionOfCallExpressionEnd).line; + return expressionOfCallExpressionEndLine === childStartLine; + } + SmartIndenter.isArgumentAndStartLineOverlapsExpressionBeingCalled = isArgumentAndStartLineOverlapsExpressionBeingCalled; + function childStartsOnTheSameLineWithElseInIfStatement(parent, child, childStartLine, sourceFile) { + if (parent.kind === 211 /* IfStatement */ && parent.elseStatement === child) { + var elseKeyword = ts.findChildOfKind(parent, 82 /* ElseKeyword */, sourceFile); + ts.Debug.assert(elseKeyword !== undefined); + var elseKeywordStartLine = getStartLineAndCharacterForNode(elseKeyword, sourceFile).line; + return elseKeywordStartLine === childStartLine; } - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); - ts.forEach(symbol.declarations, function (declaration) { - if (declaration.kind === 234 /* ImportEqualsDeclaration */) { - var importEqualsDeclaration = declaration; - if (ts.isExternalModuleImportEqualsDeclaration(importEqualsDeclaration)) { - displayParts.push(ts.spacePart()); - displayParts.push(ts.operatorPart(57 /* EqualsToken */)); - displayParts.push(ts.spacePart()); - displayParts.push(ts.keywordPart(131 /* RequireKeyword */)); - displayParts.push(ts.punctuationPart(18 /* OpenParenToken */)); - displayParts.push(ts.displayPart(ts.getTextOfNode(ts.getExternalModuleImportEqualsDeclarationExpression(importEqualsDeclaration)), ts.SymbolDisplayPartKind.stringLiteral)); - displayParts.push(ts.punctuationPart(19 /* CloseParenToken */)); - } - else { - var internalAliasSymbol = typeChecker.getSymbolAtLocation(importEqualsDeclaration.moduleReference); - if (internalAliasSymbol) { - displayParts.push(ts.spacePart()); - displayParts.push(ts.operatorPart(57 /* EqualsToken */)); - displayParts.push(ts.spacePart()); - addFullSymbolName(internalAliasSymbol, enclosingDeclaration); - } - } - return true; - } - }); + return false; } - if (!hasAddedSymbolInfo) { - if (symbolKind !== ts.ScriptElementKind.unknown) { - if (type) { - if (isThisExpression) { - addNewLineIfDisplayPartsExist(); - displayParts.push(ts.keywordPart(98 /* ThisKeyword */)); - } - else { - addPrefixForAnyFunctionOrVar(symbol, symbolKind); - } - // For properties, variables and local vars: show the type - if (symbolKind === ts.ScriptElementKind.memberVariableElement || - symbolFlags & 3 /* Variable */ || - symbolKind === ts.ScriptElementKind.localVariableElement || - isThisExpression) { - displayParts.push(ts.punctuationPart(55 /* ColonToken */)); - displayParts.push(ts.spacePart()); - // If the type is type parameter, format it specially - if (type.symbol && type.symbol.flags & 262144 /* TypeParameter */) { - var typeParameterParts = ts.mapToDisplayParts(function (writer) { - typeChecker.getSymbolDisplayBuilder().buildTypeParameterDisplay(type, writer, enclosingDeclaration); - }); - ts.addRange(displayParts, typeParameterParts); - } - else { - ts.addRange(displayParts, ts.typeToDisplayParts(typeChecker, type, enclosingDeclaration)); - } + SmartIndenter.childStartsOnTheSameLineWithElseInIfStatement = childStartsOnTheSameLineWithElseInIfStatement; + function getListIfStartEndIsInListRange(list, start, end) { + return list && ts.rangeContainsStartEnd(list, start, end) ? list : undefined; + } + function getContainingList(node, sourceFile) { + if (node.parent) { + switch (node.parent.kind) { + case 159 /* TypeReference */: + return getListIfStartEndIsInListRange(node.parent.typeArguments, node.getStart(sourceFile), node.getEnd()); + case 178 /* ObjectLiteralExpression */: + return node.parent.properties; + case 177 /* ArrayLiteralExpression */: + return node.parent.elements; + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 152 /* Constructor */: + case 161 /* ConstructorType */: + case 156 /* ConstructSignature */: { + var start = node.getStart(sourceFile); + return getListIfStartEndIsInListRange(node.parent.typeParameters, start, node.getEnd()) || + getListIfStartEndIsInListRange(node.parent.parameters, start, node.getEnd()); } - else if (symbolFlags & 16 /* Function */ || - symbolFlags & 8192 /* Method */ || - symbolFlags & 16384 /* Constructor */ || - symbolFlags & 131072 /* Signature */ || - symbolFlags & 98304 /* Accessor */ || - symbolKind === ts.ScriptElementKind.memberFunctionElement) { - var allSignatures = type.getNonNullableType().getCallSignatures(); - addSignatureDisplayParts(allSignatures[0], allSignatures); + case 229 /* ClassDeclaration */: + return getListIfStartEndIsInListRange(node.parent.typeParameters, node.getStart(sourceFile), node.getEnd()); + case 182 /* NewExpression */: + case 181 /* CallExpression */: { + var start = node.getStart(sourceFile); + return getListIfStartEndIsInListRange(node.parent.typeArguments, start, node.getEnd()) || + getListIfStartEndIsInListRange(node.parent.arguments, start, node.getEnd()); } + case 227 /* VariableDeclarationList */: + return getListIfStartEndIsInListRange(node.parent.declarations, node.getStart(sourceFile), node.getEnd()); + case 241 /* NamedImports */: + case 245 /* NamedExports */: + return getListIfStartEndIsInListRange(node.parent.elements, node.getStart(sourceFile), node.getEnd()); } } - else { - symbolKind = getSymbolKind(typeChecker, symbol, location); + return undefined; + } + SmartIndenter.getContainingList = getContainingList; + function getActualIndentationForListItem(node, sourceFile, options) { + var containingList = getContainingList(node, sourceFile); + return containingList ? getActualIndentationFromList(containingList) : -1 /* Unknown */; + function getActualIndentationFromList(list) { + var index = ts.indexOf(list, node); + return index !== -1 ? deriveActualIndentationFromList(list, index, sourceFile, options) : -1 /* Unknown */; } } - if (!documentation) { - documentation = symbol.getDocumentationComment(); - tags = symbol.getJsDocTags(); - if (documentation.length === 0 && symbol.flags & 4 /* Property */) { - // For some special property access expressions like `experts.foo = foo` or `module.exports.foo = foo` - // there documentation comments might be attached to the right hand side symbol of their declarations. - // The pattern of such special property access is that the parent symbol is the symbol of the file. - if (symbol.parent && ts.forEach(symbol.parent.declarations, function (declaration) { return declaration.kind === 261 /* SourceFile */; })) { - for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (!declaration.parent || declaration.parent.kind !== 192 /* BinaryExpression */) { - continue; - } - var rhsSymbol = typeChecker.getSymbolAtLocation(declaration.parent.right); - if (!rhsSymbol) { - continue; - } - documentation = rhsSymbol.getDocumentationComment(); - tags = rhsSymbol.getJsDocTags(); - if (documentation.length > 0) { + function getLineIndentationWhenExpressionIsInMultiLine(node, sourceFile, options) { + // actual indentation should not be used when: + // - node is close parenthesis - this is the end of the expression + if (node.kind === 20 /* CloseParenToken */) { + return -1 /* Unknown */; + } + if (node.parent && ts.isCallOrNewExpression(node.parent) && node.parent.expression !== node) { + var fullCallOrNewExpression = node.parent.expression; + var startingExpression = getStartingExpression(fullCallOrNewExpression); + if (fullCallOrNewExpression === startingExpression) { + return -1 /* Unknown */; + } + var fullCallOrNewExpressionEnd = sourceFile.getLineAndCharacterOfPosition(fullCallOrNewExpression.end); + var startingExpressionEnd = sourceFile.getLineAndCharacterOfPosition(startingExpression.end); + if (fullCallOrNewExpressionEnd.line === startingExpressionEnd.line) { + return -1 /* Unknown */; + } + return findColumnForFirstNonWhitespaceCharacterInLine(fullCallOrNewExpressionEnd, sourceFile, options); + } + return -1 /* Unknown */; + function getStartingExpression(node) { + while (true) { + switch (node.kind) { + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 179 /* PropertyAccessExpression */: + case 180 /* ElementAccessExpression */: + node = node.expression; break; - } + default: + return node; } } } } - return { displayParts: displayParts, documentation: documentation, symbolKind: symbolKind, tags: tags }; - function addNewLineIfDisplayPartsExist() { - if (displayParts.length) { - displayParts.push(ts.lineBreakPart()); + function deriveActualIndentationFromList(list, index, sourceFile, options) { + ts.Debug.assert(index >= 0 && index < list.length); + var node = list[index]; + // walk toward the start of the list starting from current node and check if the line is the same for all items. + // if end line for item [i - 1] differs from the start line for item [i] - find column of the first non-whitespace character on the line of item [i] + var lineAndCharacter = getStartLineAndCharacterForNode(node, sourceFile); + for (var i = index - 1; i >= 0; i--) { + if (list[i].kind === 26 /* CommaToken */) { + continue; + } + // skip list items that ends on the same line with the current list element + var prevEndLine = sourceFile.getLineAndCharacterOfPosition(list[i].end).line; + if (prevEndLine !== lineAndCharacter.line) { + return findColumnForFirstNonWhitespaceCharacterInLine(lineAndCharacter, sourceFile, options); + } + lineAndCharacter = getStartLineAndCharacterForNode(list[i], sourceFile); } + return -1 /* Unknown */; } - function addInPrefix() { - displayParts.push(ts.spacePart()); - displayParts.push(ts.keywordPart(91 /* InKeyword */)); - displayParts.push(ts.spacePart()); + function findColumnForFirstNonWhitespaceCharacterInLine(lineAndCharacter, sourceFile, options) { + var lineStart = sourceFile.getPositionOfLineAndCharacter(lineAndCharacter.line, 0); + return findFirstNonWhitespaceColumn(lineStart, lineStart + lineAndCharacter.character, sourceFile, options); } - function addFullSymbolName(symbol, enclosingDeclaration) { - var fullSymbolDisplayParts = ts.symbolToDisplayParts(typeChecker, symbol, enclosingDeclaration || sourceFile, /*meaning*/ undefined, 1 /* WriteTypeParametersOrArguments */ | 2 /* UseOnlyExternalAliasing */); - ts.addRange(displayParts, fullSymbolDisplayParts); + /** + * Character is the actual index of the character since the beginning of the line. + * Column - position of the character after expanding tabs to spaces. + * "0\t2$" + * value of 'character' for '$' is 3 + * value of 'column' for '$' is 6 (assuming that tab size is 4) + */ + function findFirstNonWhitespaceCharacterAndColumn(startPos, endPos, sourceFile, options) { + var character = 0; + var column = 0; + for (var pos = startPos; pos < endPos; pos++) { + var ch = sourceFile.text.charCodeAt(pos); + if (!ts.isWhiteSpaceSingleLine(ch)) { + break; + } + if (ch === 9 /* tab */) { + column += options.tabSize + (column % options.tabSize); + } + else { + column++; + } + character++; + } + return { column: column, character: character }; } - function addPrefixForAnyFunctionOrVar(symbol, symbolKind) { - addNewLineIfDisplayPartsExist(); - if (symbolKind) { - pushTypePart(symbolKind); - displayParts.push(ts.spacePart()); - addFullSymbolName(symbol); + SmartIndenter.findFirstNonWhitespaceCharacterAndColumn = findFirstNonWhitespaceCharacterAndColumn; + function findFirstNonWhitespaceColumn(startPos, endPos, sourceFile, options) { + return findFirstNonWhitespaceCharacterAndColumn(startPos, endPos, sourceFile, options).column; + } + SmartIndenter.findFirstNonWhitespaceColumn = findFirstNonWhitespaceColumn; + function nodeContentIsAlwaysIndented(kind) { + switch (kind) { + case 210 /* ExpressionStatement */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 232 /* EnumDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 177 /* ArrayLiteralExpression */: + case 207 /* Block */: + case 234 /* ModuleBlock */: + case 178 /* ObjectLiteralExpression */: + case 163 /* TypeLiteral */: + case 172 /* MappedType */: + case 165 /* TupleType */: + case 235 /* CaseBlock */: + case 258 /* DefaultClause */: + case 257 /* CaseClause */: + case 185 /* ParenthesizedExpression */: + case 179 /* PropertyAccessExpression */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 208 /* VariableStatement */: + case 226 /* VariableDeclaration */: + case 243 /* ExportAssignment */: + case 219 /* ReturnStatement */: + case 195 /* ConditionalExpression */: + case 175 /* ArrayBindingPattern */: + case 174 /* ObjectBindingPattern */: + case 251 /* JsxOpeningElement */: + case 250 /* JsxSelfClosingElement */: + case 256 /* JsxExpression */: + case 150 /* MethodSignature */: + case 155 /* CallSignature */: + case 156 /* ConstructSignature */: + case 146 /* Parameter */: + case 160 /* FunctionType */: + case 161 /* ConstructorType */: + case 168 /* ParenthesizedType */: + case 183 /* TaggedTemplateExpression */: + case 191 /* AwaitExpression */: + case 245 /* NamedExports */: + case 241 /* NamedImports */: + case 246 /* ExportSpecifier */: + case 242 /* ImportSpecifier */: + case 261 /* PropertyAssignment */: + case 149 /* PropertyDeclaration */: + return true; } + return false; } - function pushTypePart(symbolKind) { - switch (symbolKind) { - case ts.ScriptElementKind.variableElement: - case ts.ScriptElementKind.functionElement: - case ts.ScriptElementKind.letElement: - case ts.ScriptElementKind.constElement: - case ts.ScriptElementKind.constructorImplementationElement: - displayParts.push(ts.textOrKeywordPart(symbolKind)); - return; - default: - displayParts.push(ts.punctuationPart(18 /* OpenParenToken */)); - displayParts.push(ts.textOrKeywordPart(symbolKind)); - displayParts.push(ts.punctuationPart(19 /* CloseParenToken */)); - return; + /* @internal */ + function nodeWillIndentChild(parent, child, indentByDefault) { + var childKind = child ? child.kind : 0 /* Unknown */; + switch (parent.kind) { + case 212 /* DoStatement */: + case 213 /* WhileStatement */: + case 215 /* ForInStatement */: + case 216 /* ForOfStatement */: + case 214 /* ForStatement */: + case 211 /* IfStatement */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 187 /* ArrowFunction */: + case 152 /* Constructor */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return childKind !== 207 /* Block */; + case 244 /* ExportDeclaration */: + return childKind !== 245 /* NamedExports */; + case 238 /* ImportDeclaration */: + return childKind !== 239 /* ImportClause */ || + (child.namedBindings && child.namedBindings.kind !== 241 /* NamedImports */); + case 249 /* JsxElement */: + return childKind !== 252 /* JsxClosingElement */; } + // No explicit rule for given nodes so the result will follow the default value argument + return indentByDefault; } - function addSignatureDisplayParts(signature, allSignatures, flags) { - ts.addRange(displayParts, ts.signatureToDisplayParts(typeChecker, signature, enclosingDeclaration, flags | 32 /* WriteTypeArgumentsOfSignature */)); - if (allSignatures.length > 1) { - displayParts.push(ts.spacePart()); - displayParts.push(ts.punctuationPart(18 /* OpenParenToken */)); - displayParts.push(ts.operatorPart(36 /* PlusToken */)); - displayParts.push(ts.displayPart((allSignatures.length - 1).toString(), ts.SymbolDisplayPartKind.numericLiteral)); - displayParts.push(ts.spacePart()); - displayParts.push(ts.textPart(allSignatures.length === 2 ? "overload" : "overloads")); - displayParts.push(ts.punctuationPart(19 /* CloseParenToken */)); + SmartIndenter.nodeWillIndentChild = nodeWillIndentChild; + /* + Function returns true when the parent node should indent the given child by an explicit rule + */ + function shouldIndentChildNode(parent, child) { + return nodeContentIsAlwaysIndented(parent.kind) || nodeWillIndentChild(parent, child, /*indentByDefault*/ false); + } + SmartIndenter.shouldIndentChildNode = shouldIndentChildNode; + })(SmartIndenter = formatting.SmartIndenter || (formatting.SmartIndenter = {})); + })(formatting = ts.formatting || (ts.formatting = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var textChanges; + (function (textChanges) { + /** + * Currently for simplicity we store recovered positions on the node itself. + * It can be changed to side-table later if we decide that current design is too invasive. + */ + function getPos(n) { + var result = n.__pos; + ts.Debug.assert(typeof result === "number"); + return result; + } + function setPos(n, pos) { + ts.Debug.assert(typeof pos === "number"); + n.__pos = pos; + } + function getEnd(n) { + var result = n.__end; + ts.Debug.assert(typeof result === "number"); + return result; + } + function setEnd(n, end) { + ts.Debug.assert(typeof end === "number"); + n.__end = end; + } + var Position; + (function (Position) { + Position[Position["FullStart"] = 0] = "FullStart"; + Position[Position["Start"] = 1] = "Start"; + })(Position = textChanges.Position || (textChanges.Position = {})); + function skipWhitespacesAndLineBreaks(text, start) { + return ts.skipTrivia(text, start, /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); + } + function hasCommentsBeforeLineBreak(text, start) { + var i = start; + while (i < text.length) { + var ch = text.charCodeAt(i); + if (ts.isWhiteSpaceSingleLine(ch)) { + i++; + continue; } - documentation = signature.getDocumentationComment(); - tags = signature.getJsDocTags(); + return ch === 47 /* slash */; } - function writeTypeParametersOfSymbol(symbol, enclosingDeclaration) { - var typeParameterParts = ts.mapToDisplayParts(function (writer) { - typeChecker.getSymbolDisplayBuilder().buildTypeParameterDisplayFromSymbol(symbol, writer, enclosingDeclaration); - }); - ts.addRange(displayParts, typeParameterParts); + return false; + } + var ChangeKind; + (function (ChangeKind) { + ChangeKind[ChangeKind["Remove"] = 0] = "Remove"; + ChangeKind[ChangeKind["ReplaceWithSingleNode"] = 1] = "ReplaceWithSingleNode"; + ChangeKind[ChangeKind["ReplaceWithMultipleNodes"] = 2] = "ReplaceWithMultipleNodes"; + })(ChangeKind || (ChangeKind = {})); + function getSeparatorCharacter(separator) { + return ts.tokenToString(separator.kind); + } + textChanges.getSeparatorCharacter = getSeparatorCharacter; + function getAdjustedStartPosition(sourceFile, node, options, position) { + if (options.useNonAdjustedStartPosition) { + return node.getFullStart(); + } + var fullStart = node.getFullStart(); + var start = node.getStart(sourceFile); + if (fullStart === start) { + return start; + } + var fullStartLine = ts.getLineStartPositionForPosition(fullStart, sourceFile); + var startLine = ts.getLineStartPositionForPosition(start, sourceFile); + if (startLine === fullStartLine) { + // full start and start of the node are on the same line + // a, b; + // ^ ^ + // | start + // fullstart + // when b is replaced - we usually want to keep the leading trvia + // when b is deleted - we delete it + return position === Position.Start ? start : fullStart; + } + // get start position of the line following the line that contains fullstart position + // (but only if the fullstart isn't the very beginning of the file) + var nextLineStart = fullStart > 0 ? 1 : 0; + var adjustedStartPosition = ts.getStartPositionOfLine(ts.getLineOfLocalPosition(sourceFile, fullStartLine) + nextLineStart, sourceFile); + // skip whitespaces/newlines + adjustedStartPosition = skipWhitespacesAndLineBreaks(sourceFile.text, adjustedStartPosition); + return ts.getStartPositionOfLine(ts.getLineOfLocalPosition(sourceFile, adjustedStartPosition), sourceFile); + } + textChanges.getAdjustedStartPosition = getAdjustedStartPosition; + function getAdjustedEndPosition(sourceFile, node, options) { + if (options.useNonAdjustedEndPosition || ts.isExpression(node)) { + return node.getEnd(); } + var end = node.getEnd(); + var newEnd = ts.skipTrivia(sourceFile.text, end, /*stopAfterLineBreak*/ true); + return newEnd !== end && ts.isLineBreak(sourceFile.text.charCodeAt(newEnd - 1)) + ? newEnd + : end; } - SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind = getSymbolDisplayPartsDocumentationAndSymbolKind; - function isLocalVariableOrFunction(symbol) { - if (symbol.parent) { - return false; // This is exported symbol + textChanges.getAdjustedEndPosition = getAdjustedEndPosition; + /** + * Checks if 'candidate' argument is a legal separator in the list that contains 'node' as an element + */ + function isSeparator(node, candidate) { + return candidate && node.parent && (candidate.kind === 26 /* CommaToken */ || (candidate.kind === 25 /* SemicolonToken */ && node.parent.kind === 178 /* ObjectLiteralExpression */)); + } + function spaces(count) { + var s = ""; + for (var i = 0; i < count; i++) { + s += " "; } - return ts.forEach(symbol.declarations, function (declaration) { - // Function expressions are local - if (declaration.kind === 184 /* FunctionExpression */) { - return true; + return s; + } + var ChangeTracker = /** @class */ (function () { + function ChangeTracker(newLine, rulesProvider, validator) { + this.newLine = newLine; + this.rulesProvider = rulesProvider; + this.validator = validator; + this.changes = []; + this.newLineCharacter = ts.getNewLineCharacter({ newLine: newLine }); + } + ChangeTracker.fromContext = function (context) { + return new ChangeTracker(context.newLineCharacter === "\n" ? 1 /* LineFeed */ : 0 /* CarriageReturnLineFeed */, context.rulesProvider); + }; + ChangeTracker.with = function (context, cb) { + var tracker = ChangeTracker.fromContext(context); + cb(tracker); + return tracker.getChanges(); + }; + ChangeTracker.prototype.deleteRange = function (sourceFile, range) { + this.changes.push({ kind: ChangeKind.Remove, sourceFile: sourceFile, range: range }); + return this; + }; + ChangeTracker.prototype.deleteNode = function (sourceFile, node, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, node, options, Position.FullStart); + var endPosition = getAdjustedEndPosition(sourceFile, node, options); + this.changes.push({ kind: ChangeKind.Remove, sourceFile: sourceFile, range: { pos: startPosition, end: endPosition } }); + return this; + }; + ChangeTracker.prototype.deleteNodeRange = function (sourceFile, startNode, endNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, startNode, options, Position.FullStart); + var endPosition = getAdjustedEndPosition(sourceFile, endNode, options); + this.changes.push({ kind: ChangeKind.Remove, sourceFile: sourceFile, range: { pos: startPosition, end: endPosition } }); + return this; + }; + ChangeTracker.prototype.deleteNodeInList = function (sourceFile, node) { + var containingList = ts.formatting.SmartIndenter.getContainingList(node, sourceFile); + if (!containingList) { + ts.Debug.fail("node is not a list element"); + return this; } - if (declaration.kind !== 223 /* VariableDeclaration */ && declaration.kind !== 225 /* FunctionDeclaration */) { - return false; + var index = ts.indexOfNode(containingList, node); + if (index < 0) { + return this; } - // If the parent is not sourceFile or module block it is local variable - for (var parent_21 = declaration.parent; !ts.isFunctionBlock(parent_21); parent_21 = parent_21.parent) { - // Reached source file or module block - if (parent_21.kind === 261 /* SourceFile */ || parent_21.kind === 231 /* ModuleBlock */) { - return false; + if (containingList.length === 1) { + this.deleteNode(sourceFile, node); + return this; + } + if (index !== containingList.length - 1) { + var nextToken = ts.getTokenAtPosition(sourceFile, node.end, /*includeJsDocComment*/ false); + if (nextToken && isSeparator(node, nextToken)) { + // find first non-whitespace position in the leading trivia of the node + var startPosition = ts.skipTrivia(sourceFile.text, getAdjustedStartPosition(sourceFile, node, {}, Position.FullStart), /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); + var nextElement = containingList[index + 1]; + /// find first non-whitespace position in the leading trivia of the next node + var endPosition = ts.skipTrivia(sourceFile.text, getAdjustedStartPosition(sourceFile, nextElement, {}, Position.FullStart), /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); + // shift next node so its first non-whitespace position will be moved to the first non-whitespace position of the deleted node + this.deleteRange(sourceFile, { pos: startPosition, end: endPosition }); } } - // parent is in function block - return true; - }); + else { + var previousToken = ts.getTokenAtPosition(sourceFile, containingList[index - 1].end, /*includeJsDocComment*/ false); + if (previousToken && isSeparator(node, previousToken)) { + this.deleteNodeRange(sourceFile, previousToken, node); + } + } + return this; + }; + ChangeTracker.prototype.replaceRange = function (sourceFile, range, newNode, options) { + if (options === void 0) { options = {}; } + this.changes.push({ kind: ChangeKind.ReplaceWithSingleNode, sourceFile: sourceFile, range: range, options: options, node: newNode }); + return this; + }; + ChangeTracker.prototype.replaceNode = function (sourceFile, oldNode, newNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, oldNode, options, Position.Start); + var endPosition = getAdjustedEndPosition(sourceFile, oldNode, options); + return this.replaceWithSingle(sourceFile, startPosition, endPosition, newNode, options); + }; + ChangeTracker.prototype.replaceNodeRange = function (sourceFile, startNode, endNode, newNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, startNode, options, Position.Start); + var endPosition = getAdjustedEndPosition(sourceFile, endNode, options); + return this.replaceWithSingle(sourceFile, startPosition, endPosition, newNode, options); + }; + ChangeTracker.prototype.replaceWithSingle = function (sourceFile, startPosition, endPosition, newNode, options) { + this.changes.push({ + kind: ChangeKind.ReplaceWithSingleNode, + sourceFile: sourceFile, + options: options, + node: newNode, + range: { pos: startPosition, end: endPosition } + }); + return this; + }; + ChangeTracker.prototype.replaceWithMultiple = function (sourceFile, startPosition, endPosition, newNodes, options) { + this.changes.push({ + kind: ChangeKind.ReplaceWithMultipleNodes, + sourceFile: sourceFile, + options: options, + nodes: newNodes, + range: { pos: startPosition, end: endPosition } + }); + return this; + }; + ChangeTracker.prototype.replaceNodeWithNodes = function (sourceFile, oldNode, newNodes, options) { + var startPosition = getAdjustedStartPosition(sourceFile, oldNode, options, Position.Start); + var endPosition = getAdjustedEndPosition(sourceFile, oldNode, options); + return this.replaceWithMultiple(sourceFile, startPosition, endPosition, newNodes, options); + }; + ChangeTracker.prototype.replaceNodesWithNodes = function (sourceFile, oldNodes, newNodes, options) { + var startPosition = getAdjustedStartPosition(sourceFile, oldNodes[0], options, Position.Start); + var endPosition = getAdjustedEndPosition(sourceFile, ts.lastOrUndefined(oldNodes), options); + return this.replaceWithMultiple(sourceFile, startPosition, endPosition, newNodes, options); + }; + ChangeTracker.prototype.replaceRangeWithNodes = function (sourceFile, range, newNodes, options) { + return this.replaceWithMultiple(sourceFile, range.pos, range.end, newNodes, options); + }; + ChangeTracker.prototype.replaceNodeRangeWithNodes = function (sourceFile, startNode, endNode, newNodes, options) { + var startPosition = getAdjustedStartPosition(sourceFile, startNode, options, Position.Start); + var endPosition = getAdjustedEndPosition(sourceFile, endNode, options); + return this.replaceWithMultiple(sourceFile, startPosition, endPosition, newNodes, options); + }; + ChangeTracker.prototype.insertNodeAt = function (sourceFile, pos, newNode, options) { + if (options === void 0) { options = {}; } + this.changes.push({ kind: ChangeKind.ReplaceWithSingleNode, sourceFile: sourceFile, options: options, node: newNode, range: { pos: pos, end: pos } }); + return this; + }; + ChangeTracker.prototype.insertNodeBefore = function (sourceFile, before, newNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, before, options, Position.Start); + return this.replaceWithSingle(sourceFile, startPosition, startPosition, newNode, options); + }; + ChangeTracker.prototype.insertNodeAfter = function (sourceFile, after, newNode, options) { + if (options === void 0) { options = {}; } + if ((ts.isStatementButNotDeclaration(after)) || + after.kind === 149 /* PropertyDeclaration */ || + after.kind === 148 /* PropertySignature */ || + after.kind === 150 /* MethodSignature */) { + // check if previous statement ends with semicolon + // if not - insert semicolon to preserve the code from changing the meaning due to ASI + if (sourceFile.text.charCodeAt(after.end - 1) !== 59 /* semicolon */) { + this.changes.push({ + kind: ChangeKind.ReplaceWithSingleNode, + sourceFile: sourceFile, + options: {}, + range: { pos: after.end, end: after.end }, + node: ts.createToken(25 /* SemicolonToken */) + }); + } + } + var endPosition = getAdjustedEndPosition(sourceFile, after, options); + return this.replaceWithSingle(sourceFile, endPosition, endPosition, newNode, options); + }; + /** + * This function should be used to insert nodes in lists when nodes don't carry separators as the part of the node range, + * i.e. arguments in arguments lists, parameters in parameter lists etc. + * Note that separators are part of the node in statements and class elements. + */ + ChangeTracker.prototype.insertNodeInListAfter = function (sourceFile, after, newNode) { + var containingList = ts.formatting.SmartIndenter.getContainingList(after, sourceFile); + if (!containingList) { + ts.Debug.fail("node is not a list element"); + return this; + } + var index = ts.indexOfNode(containingList, after); + if (index < 0) { + return this; + } + var end = after.getEnd(); + if (index !== containingList.length - 1) { + // any element except the last one + // use next sibling as an anchor + var nextToken = ts.getTokenAtPosition(sourceFile, after.end, /*includeJsDocComment*/ false); + if (nextToken && isSeparator(after, nextToken)) { + // for list + // a, b, c + // create change for adding 'e' after 'a' as + // - find start of next element after a (it is b) + // - use this start as start and end position in final change + // - build text of change by formatting the text of node + separator + whitespace trivia of b + // in multiline case it will work as + // a, + // b, + // c, + // result - '*' denotes leading trivia that will be inserted after new text (displayed as '#') + // a,* + // ***insertedtext# + // ###b, + // c, + // find line and character of the next element + var lineAndCharOfNextElement = ts.getLineAndCharacterOfPosition(sourceFile, skipWhitespacesAndLineBreaks(sourceFile.text, containingList[index + 1].getFullStart())); + // find line and character of the token that precedes next element (usually it is separator) + var lineAndCharOfNextToken = ts.getLineAndCharacterOfPosition(sourceFile, nextToken.end); + var prefix = void 0; + var startPos = void 0; + if (lineAndCharOfNextToken.line === lineAndCharOfNextElement.line) { + // next element is located on the same line with separator: + // a,$$$$b + // ^ ^ + // | |-next element + // |-separator + // where $$$ is some leading trivia + // for a newly inserted node we'll maintain the same relative position comparing to separator and replace leading trivia with spaces + // a, x,$$$$b + // ^ ^ ^ + // | | |-next element + // | |-new inserted node padded with spaces + // |-separator + startPos = nextToken.end; + prefix = spaces(lineAndCharOfNextElement.character - lineAndCharOfNextToken.character); + } + else { + // next element is located on different line that separator + // let insert position be the beginning of the line that contains next element + startPos = ts.getStartPositionOfLine(lineAndCharOfNextElement.line, sourceFile); + } + this.changes.push({ + kind: ChangeKind.ReplaceWithSingleNode, + sourceFile: sourceFile, + range: { pos: startPos, end: containingList[index + 1].getStart(sourceFile) }, + node: newNode, + options: { + prefix: prefix, + // write separator and leading trivia of the next element as suffix + suffix: "" + ts.tokenToString(nextToken.kind) + sourceFile.text.substring(nextToken.end, containingList[index + 1].getStart(sourceFile)) + } + }); + } + } + else { + var afterStart = after.getStart(sourceFile); + var afterStartLinePosition = ts.getLineStartPositionForPosition(afterStart, sourceFile); + var separator = void 0; + var multilineList = false; + // insert element after the last element in the list that has more than one item + // pick the element preceding the after element to: + // - pick the separator + // - determine if list is a multiline + if (containingList.length === 1) { + // if list has only one element then we'll format is as multiline if node has comment in trailing trivia, or as singleline otherwise + // i.e. var x = 1 // this is x + // | new element will be inserted at this position + separator = 26 /* CommaToken */; + } + else { + // element has more than one element, pick separator from the list + var tokenBeforeInsertPosition = ts.findPrecedingToken(after.pos, sourceFile); + separator = isSeparator(after, tokenBeforeInsertPosition) ? tokenBeforeInsertPosition.kind : 26 /* CommaToken */; + // determine if list is multiline by checking lines of after element and element that precedes it. + var afterMinusOneStartLinePosition = ts.getLineStartPositionForPosition(containingList[index - 1].getStart(sourceFile), sourceFile); + multilineList = afterMinusOneStartLinePosition !== afterStartLinePosition; + } + if (hasCommentsBeforeLineBreak(sourceFile.text, after.end)) { + // in this case we'll always treat containing list as multiline + multilineList = true; + } + if (multilineList) { + // insert separator immediately following the 'after' node to preserve comments in trailing trivia + this.changes.push({ + kind: ChangeKind.ReplaceWithSingleNode, + sourceFile: sourceFile, + range: { pos: end, end: end }, + node: ts.createToken(separator), + options: {} + }); + // use the same indentation as 'after' item + var indentation = ts.formatting.SmartIndenter.findFirstNonWhitespaceColumn(afterStartLinePosition, afterStart, sourceFile, this.rulesProvider.getFormatOptions()); + // insert element before the line break on the line that contains 'after' element + var insertPos = ts.skipTrivia(sourceFile.text, end, /*stopAfterLineBreak*/ true, /*stopAtComments*/ false); + if (insertPos !== end && ts.isLineBreak(sourceFile.text.charCodeAt(insertPos - 1))) { + insertPos--; + } + this.changes.push({ + kind: ChangeKind.ReplaceWithSingleNode, + sourceFile: sourceFile, + range: { pos: insertPos, end: insertPos }, + node: newNode, + options: { indentation: indentation, prefix: this.newLineCharacter } + }); + } + else { + this.changes.push({ + kind: ChangeKind.ReplaceWithSingleNode, + sourceFile: sourceFile, + range: { pos: end, end: end }, + node: newNode, + options: { prefix: ts.tokenToString(separator) + " " } + }); + } + } + return this; + }; + ChangeTracker.prototype.getChanges = function () { + var _this = this; + var changesPerFile = ts.createMap(); + // group changes per file + for (var _i = 0, _a = this.changes; _i < _a.length; _i++) { + var c = _a[_i]; + var changesInFile = changesPerFile.get(c.sourceFile.path); + if (!changesInFile) { + changesPerFile.set(c.sourceFile.path, changesInFile = []); + } + changesInFile.push(c); + } + // convert changes + var fileChangesList = []; + changesPerFile.forEach(function (changesInFile) { + var sourceFile = changesInFile[0].sourceFile; + var fileTextChanges = { fileName: sourceFile.fileName, textChanges: [] }; + for (var _i = 0, _a = ChangeTracker.normalize(changesInFile); _i < _a.length; _i++) { + var c = _a[_i]; + fileTextChanges.textChanges.push({ + span: _this.computeSpan(c, sourceFile), + newText: _this.computeNewText(c, sourceFile) + }); + } + fileChangesList.push(fileTextChanges); + }); + return fileChangesList; + }; + ChangeTracker.prototype.computeSpan = function (change, _sourceFile) { + return ts.createTextSpanFromBounds(change.range.pos, change.range.end); + }; + ChangeTracker.prototype.computeNewText = function (change, sourceFile) { + var _this = this; + if (change.kind === ChangeKind.Remove) { + // deletion case + return ""; + } + var options = change.options || {}; + var text; + var pos = change.range.pos; + var posStartsLine = ts.getLineStartPositionForPosition(pos, sourceFile) === pos; + if (change.kind === ChangeKind.ReplaceWithMultipleNodes) { + var parts = change.nodes.map(function (n) { return _this.getFormattedTextOfNode(n, sourceFile, pos, options); }); + text = parts.join(change.options.nodeSeparator); + } + else { + ts.Debug.assert(change.kind === ChangeKind.ReplaceWithSingleNode, "change.kind === ReplaceWithSingleNode"); + text = this.getFormattedTextOfNode(change.node, sourceFile, pos, options); + } + // strip initial indentation (spaces or tabs) if text will be inserted in the middle of the line + text = (posStartsLine || options.indentation !== undefined) ? text : text.replace(/^\s+/, ""); + return (options.prefix || "") + text + (options.suffix || ""); + }; + ChangeTracker.prototype.getFormattedTextOfNode = function (node, sourceFile, pos, options) { + var nonformattedText = getNonformattedText(node, sourceFile, this.newLine); + if (this.validator) { + this.validator(nonformattedText); + } + var formatOptions = this.rulesProvider.getFormatOptions(); + var posStartsLine = ts.getLineStartPositionForPosition(pos, sourceFile) === pos; + var initialIndentation = options.indentation !== undefined + ? options.indentation + : (options.useIndentationFromFile !== false) + ? ts.formatting.SmartIndenter.getIndentation(pos, sourceFile, formatOptions, posStartsLine || (options.prefix === this.newLineCharacter)) + : 0; + var delta = options.delta !== undefined + ? options.delta + : ts.formatting.SmartIndenter.shouldIndentChildNode(node) + ? (formatOptions.indentSize || 0) + : 0; + return applyFormatting(nonformattedText, sourceFile, initialIndentation, delta, this.rulesProvider); + }; + ChangeTracker.normalize = function (changes) { + // order changes by start position + var normalized = ts.stableSort(changes, function (a, b) { return a.range.pos - b.range.pos; }); + // verify that change intervals do not overlap, except possibly at end points. + for (var i = 0; i < normalized.length - 2; i++) { + ts.Debug.assert(normalized[i].range.end <= normalized[i + 1].range.pos); + } + return normalized; + }; + return ChangeTracker; + }()); + textChanges.ChangeTracker = ChangeTracker; + function getNonformattedText(node, sourceFile, newLine) { + var options = { newLine: newLine, target: sourceFile && sourceFile.languageVersion }; + var writer = new Writer(ts.getNewLineCharacter(options)); + var printer = ts.createPrinter(options, writer); + printer.writeNode(4 /* Unspecified */, node, sourceFile, writer); + return { text: writer.getText(), node: assignPositionsToNode(node) }; + } + function applyFormatting(nonFormattedText, sourceFile, initialIndentation, delta, rulesProvider) { + var lineMap = ts.computeLineStarts(nonFormattedText.text); + var file = { + text: nonFormattedText.text, + lineMap: lineMap, + getLineAndCharacterOfPosition: function (pos) { return ts.computeLineAndCharacterOfPosition(lineMap, pos); } + }; + var changes = ts.formatting.formatNodeGivenIndentation(nonFormattedText.node, file, sourceFile.languageVariant, initialIndentation, delta, rulesProvider); + return applyChanges(nonFormattedText.text, changes); } - })(SymbolDisplay = ts.SymbolDisplay || (ts.SymbolDisplay = {})); + function applyChanges(text, changes) { + for (var i = changes.length - 1; i >= 0; i--) { + var change = changes[i]; + text = "" + text.substring(0, change.span.start) + change.newText + text.substring(ts.textSpanEnd(change.span)); + } + return text; + } + textChanges.applyChanges = applyChanges; + function isTrivia(s) { + return ts.skipTrivia(s, 0) === s.length; + } + function assignPositionsToNode(node) { + var visited = ts.visitEachChild(node, assignPositionsToNode, ts.nullTransformationContext, assignPositionsToNodeArray, assignPositionsToNode); + // create proxy node for non synthesized nodes + var newNode = ts.nodeIsSynthesized(visited) ? visited : Object.create(visited); + newNode.pos = getPos(node); + newNode.end = getEnd(node); + return newNode; + } + function assignPositionsToNodeArray(nodes, visitor, test, start, count) { + var visited = ts.visitNodes(nodes, visitor, test, start, count); + if (!visited) { + return visited; + } + // clone nodearray if necessary + var nodeArray = visited === nodes ? ts.createNodeArray(visited.slice(0)) : visited; + nodeArray.pos = getPos(nodes); + nodeArray.end = getEnd(nodes); + return nodeArray; + } + var Writer = /** @class */ (function () { + function Writer(newLine) { + var _this = this; + this.lastNonTriviaPosition = 0; + this.writer = ts.createTextWriter(newLine); + this.onEmitNode = function (hint, node, printCallback) { + if (node) { + setPos(node, _this.lastNonTriviaPosition); + } + printCallback(hint, node); + if (node) { + setEnd(node, _this.lastNonTriviaPosition); + } + }; + this.onBeforeEmitNodeArray = function (nodes) { + if (nodes) { + setPos(nodes, _this.lastNonTriviaPosition); + } + }; + this.onAfterEmitNodeArray = function (nodes) { + if (nodes) { + setEnd(nodes, _this.lastNonTriviaPosition); + } + }; + this.onBeforeEmitToken = function (node) { + if (node) { + setPos(node, _this.lastNonTriviaPosition); + } + }; + this.onAfterEmitToken = function (node) { + if (node) { + setEnd(node, _this.lastNonTriviaPosition); + } + }; + } + Writer.prototype.setLastNonTriviaPosition = function (s, force) { + if (force || !isTrivia(s)) { + this.lastNonTriviaPosition = this.writer.getTextPos(); + var i = 0; + while (ts.isWhiteSpaceLike(s.charCodeAt(s.length - i - 1))) { + i++; + } + // trim trailing whitespaces + this.lastNonTriviaPosition -= i; + } + }; + Writer.prototype.write = function (s) { + this.writer.write(s); + this.setLastNonTriviaPosition(s, /*force*/ false); + }; + Writer.prototype.writeTextOfNode = function (text, node) { + this.writer.writeTextOfNode(text, node); + }; + Writer.prototype.writeLine = function () { + this.writer.writeLine(); + }; + Writer.prototype.increaseIndent = function () { + this.writer.increaseIndent(); + }; + Writer.prototype.decreaseIndent = function () { + this.writer.decreaseIndent(); + }; + Writer.prototype.getText = function () { + return this.writer.getText(); + }; + Writer.prototype.rawWrite = function (s) { + this.writer.rawWrite(s); + this.setLastNonTriviaPosition(s, /*force*/ false); + }; + Writer.prototype.writeLiteral = function (s) { + this.writer.writeLiteral(s); + this.setLastNonTriviaPosition(s, /*force*/ true); + }; + Writer.prototype.getTextPos = function () { + return this.writer.getTextPos(); + }; + Writer.prototype.getLine = function () { + return this.writer.getLine(); + }; + Writer.prototype.getColumn = function () { + return this.writer.getColumn(); + }; + Writer.prototype.getIndent = function () { + return this.writer.getIndent(); + }; + Writer.prototype.isAtStartOfLine = function () { + return this.writer.isAtStartOfLine(); + }; + Writer.prototype.reset = function () { + this.writer.reset(); + this.lastNonTriviaPosition = 0; + }; + return Writer; + }()); + })(textChanges = ts.textChanges || (ts.textChanges = {})); })(ts || (ts = {})); +/* @internal */ var ts; (function (ts) { - /* - * This function will compile source text from 'input' argument using specified compiler options. - * If not options are provided - it will use a set of default compiler options. - * Extra compiler options that will unconditionally be used by this function are: - * - isolatedModules = true - * - allowNonTsExtensions = true - * - noLib = true - * - noResolve = true - */ - function transpileModule(input, transpileOptions) { - var diagnostics = []; - var options = transpileOptions.compilerOptions ? fixupCompilerOptions(transpileOptions.compilerOptions, diagnostics) : ts.getDefaultCompilerOptions(); - options.isolatedModules = true; - // transpileModule does not write anything to disk so there is no need to verify that there are no conflicts between input and output paths. - options.suppressOutputPathCheck = true; - // Filename can be non-ts file. - options.allowNonTsExtensions = true; - // We are not returning a sourceFile for lib file when asked by the program, - // so pass --noLib to avoid reporting a file not found error. - options.noLib = true; - // Clear out other settings that would not be used in transpiling this module - options.lib = undefined; - options.types = undefined; - options.noEmit = undefined; - options.noEmitOnError = undefined; - options.paths = undefined; - options.rootDirs = undefined; - options.declaration = undefined; - options.declarationDir = undefined; - options.out = undefined; - options.outFile = undefined; - // We are not doing a full typecheck, we are not resolving the whole context, - // so pass --noResolve to avoid reporting missing file errors. - options.noResolve = true; - // if jsx is specified then treat file as .tsx - var inputFileName = transpileOptions.fileName || (options.jsx ? "module.tsx" : "module.ts"); - var sourceFile = ts.createSourceFile(inputFileName, input, options.target); - if (transpileOptions.moduleName) { - sourceFile.moduleName = transpileOptions.moduleName; + var codefix; + (function (codefix) { + var codeFixes = []; + function registerCodeFix(codeFix) { + ts.forEach(codeFix.errorCodes, function (error) { + var fixes = codeFixes[error]; + if (!fixes) { + fixes = []; + codeFixes[error] = fixes; + } + fixes.push(codeFix); + }); } - if (transpileOptions.renamedDependencies) { - sourceFile.renamedDependencies = ts.createMap(transpileOptions.renamedDependencies); + codefix.registerCodeFix = registerCodeFix; + function getSupportedErrorCodes() { + return Object.keys(codeFixes); } - var newLine = ts.getNewLineCharacter(options); - // Output - var outputText; - var sourceMapText; - // Create a compilerHost object to allow the compiler to read and write files - var compilerHost = { - getSourceFile: function (fileName) { return fileName === ts.normalizePath(inputFileName) ? sourceFile : undefined; }, - writeFile: function (name, text) { - if (ts.fileExtensionIs(name, ".map")) { - ts.Debug.assert(sourceMapText === undefined, "Unexpected multiple source map outputs for the file '" + name + "'"); - sourceMapText = text; - } - else { - ts.Debug.assert(outputText === undefined, "Unexpected multiple outputs for the file: '" + name + "'"); - outputText = text; + codefix.getSupportedErrorCodes = getSupportedErrorCodes; + function getFixes(context) { + var fixes = codeFixes[context.errorCode]; + var allActions = []; + ts.forEach(fixes, function (f) { + var actions = f.getCodeActions(context); + if (actions && actions.length > 0) { + for (var _i = 0, actions_1 = actions; _i < actions_1.length; _i++) { + var action = actions_1[_i]; + if (action === undefined) { + context.host.log("Action for error code " + context.errorCode + " added an invalid action entry; please log a bug"); + } + else { + allActions.push(action); + } + } } - }, - getDefaultLibFileName: function () { return "lib.d.ts"; }, - useCaseSensitiveFileNames: function () { return false; }, - getCanonicalFileName: function (fileName) { return fileName; }, - getCurrentDirectory: function () { return ""; }, - getNewLine: function () { return newLine; }, - fileExists: function (fileName) { return fileName === inputFileName; }, - readFile: function () { return ""; }, - directoryExists: function () { return true; }, - getDirectories: function () { return []; } - }; - var program = ts.createProgram([inputFileName], options, compilerHost); - if (transpileOptions.reportDiagnostics) { - ts.addRange(/*to*/ diagnostics, /*from*/ program.getSyntacticDiagnostics(sourceFile)); - ts.addRange(/*to*/ diagnostics, /*from*/ program.getOptionsDiagnostics()); + }); + return allActions; } - // Emit - program.emit(); - ts.Debug.assert(outputText !== undefined, "Output generation failed"); - return { outputText: outputText, diagnostics: diagnostics, sourceMapText: sourceMapText }; - } - ts.transpileModule = transpileModule; - /* - * This is a shortcut function for transpileModule - it accepts transpileOptions as parameters and returns only outputText part of the result. - */ - function transpile(input, compilerOptions, fileName, diagnostics, moduleName) { - var output = transpileModule(input, { compilerOptions: compilerOptions, fileName: fileName, reportDiagnostics: !!diagnostics, moduleName: moduleName }); - // addRange correctly handles cases when wither 'from' or 'to' argument is missing - ts.addRange(diagnostics, output.diagnostics); - return output.outputText; - } - ts.transpile = transpile; - var commandLineOptionsStringToEnum; - /** JS users may pass in string values for enum compiler options (such as ModuleKind), so convert. */ - function fixupCompilerOptions(options, diagnostics) { - // Lazily create this value to fix module loading errors. - commandLineOptionsStringToEnum = commandLineOptionsStringToEnum || ts.filter(ts.optionDeclarations, function (o) { - return typeof o.type === "object" && !ts.forEachProperty(o.type, function (v) { return typeof v !== "number"; }); - }); - options = ts.clone(options); - var _loop_3 = function (opt) { - if (!ts.hasProperty(options, opt.name)) { - return "continue"; - } - var value = options[opt.name]; - // Value should be a key of opt.type - if (typeof value === "string") { - // If value is not a string, this will fail - options[opt.name] = ts.parseCustomTypeOption(opt, value, diagnostics); - } - else { - if (!ts.forEachProperty(opt.type, function (v) { return v === value; })) { - // Supplied value isn't a valid enum value. - diagnostics.push(ts.createCompilerDiagnosticForInvalidCustomType(opt)); - } - } - }; - for (var _i = 0, commandLineOptionsStringToEnum_1 = commandLineOptionsStringToEnum; _i < commandLineOptionsStringToEnum_1.length; _i++) { - var opt = commandLineOptionsStringToEnum_1[_i]; - _loop_3(opt); + codefix.getFixes = getFixes; + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var refactor; + (function (refactor_1) { + // A map with the refactor code as key, the refactor itself as value + // e.g. nonSuggestableRefactors[refactorCode] -> the refactor you want + var refactors = ts.createMap(); + function registerRefactor(refactor) { + refactors.set(refactor.name, refactor); + } + refactor_1.registerRefactor = registerRefactor; + function getApplicableRefactors(context) { + return ts.flatMapIter(refactors.values(), function (refactor) { + return context.cancellationToken && context.cancellationToken.isCancellationRequested() ? undefined : refactor.getAvailableActions(context); + }); } - return options; + refactor_1.getApplicableRefactors = getApplicableRefactors; + function getEditsForRefactor(context, refactorName, actionName) { + var refactor = refactors.get(refactorName); + return refactor && refactor.getEditsForAction(context, actionName); + } + refactor_1.getEditsForRefactor = getEditsForRefactor; + })(refactor = ts.refactor || (ts.refactor = {})); + function getRefactorContextLength(context) { + return context.endPosition === undefined ? 0 : context.endPosition - context.startPosition; } + ts.getRefactorContextLength = getRefactorContextLength; })(ts || (ts = {})); -/// -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var standardScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, 0 /* Standard */); - var jsxScanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ false, 1 /* JSX */); - /** - * Scanner that is currently used for formatting - */ - var scanner; - var ScanAction; - (function (ScanAction) { - ScanAction[ScanAction["Scan"] = 0] = "Scan"; - ScanAction[ScanAction["RescanGreaterThanToken"] = 1] = "RescanGreaterThanToken"; - ScanAction[ScanAction["RescanSlashToken"] = 2] = "RescanSlashToken"; - ScanAction[ScanAction["RescanTemplateToken"] = 3] = "RescanTemplateToken"; - ScanAction[ScanAction["RescanJsxIdentifier"] = 4] = "RescanJsxIdentifier"; - ScanAction[ScanAction["RescanJsxText"] = 5] = "RescanJsxText"; - })(ScanAction || (ScanAction = {})); - function getFormattingScanner(sourceFile, startPos, endPos) { - ts.Debug.assert(scanner === undefined, "Scanner should be undefined"); - scanner = sourceFile.languageVariant === 1 /* JSX */ ? jsxScanner : standardScanner; - scanner.setText(sourceFile.text); - scanner.setTextPos(startPos); - var wasNewLine = true; - var leadingTrivia; - var trailingTrivia; - var savedPos; - var lastScanAction; - var lastTokenInfo; - return { - advance: advance, - readTokenInfo: readTokenInfo, - isOnToken: isOnToken, - getCurrentLeadingTrivia: function () { return leadingTrivia; }, - lastTrailingTriviaWasNewLine: function () { return wasNewLine; }, - skipToEndOf: skipToEndOf, - close: function () { - ts.Debug.assert(scanner !== undefined); - lastTokenInfo = undefined; - scanner.setText(undefined); - scanner = undefined; + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics._0_accepts_too_few_arguments_to_be_used_as_a_decorator_here_Did_you_mean_to_call_it_first_and_write_0.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var token = ts.getTokenAtPosition(sourceFile, context.span.start, /*includeJsDocComment*/ false); + var decorator = ts.getAncestor(token, 147 /* Decorator */); + ts.Debug.assert(!!decorator, "Expected position to be owned by a decorator."); + var replacement = ts.createCall(decorator.expression, /*typeArguments*/ undefined, /*argumentsArray*/ undefined); + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + changeTracker.replaceNode(sourceFile, decorator.expression, replacement); + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Call_decorator_expression), + changes: changeTracker.getChanges() + }]; + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Cannot_access_0_1_because_0_is_a_type_but_not_a_namespace_Did_you_mean_to_retrieve_the_type_of_the_property_1_in_0_with_0_1.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var token = ts.getTokenAtPosition(sourceFile, context.span.start, /*includeJsDocComment*/ false); + var qualifiedName = ts.getAncestor(token, 143 /* QualifiedName */); + ts.Debug.assert(!!qualifiedName, "Expected position to be owned by a qualified name."); + if (!ts.isIdentifier(qualifiedName.left)) { + return undefined; } - }; - function advance() { - ts.Debug.assert(scanner !== undefined, "Scanner should be present"); - lastTokenInfo = undefined; - var isStarted = scanner.getStartPos() !== startPos; - if (isStarted) { - if (trailingTrivia) { - ts.Debug.assert(trailingTrivia.length !== 0); - wasNewLine = ts.lastOrUndefined(trailingTrivia).kind === 4 /* NewLineTrivia */; - } - else { - wasNewLine = false; - } + var leftText = qualifiedName.left.getText(sourceFile); + var rightText = qualifiedName.right.getText(sourceFile); + var replacement = ts.createIndexedAccessTypeNode(ts.createTypeReferenceNode(qualifiedName.left, /*typeArguments*/ undefined), ts.createLiteralTypeNode(ts.createLiteral(rightText))); + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + changeTracker.replaceNode(sourceFile, qualifiedName, replacement); + return [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Rewrite_as_the_indexed_access_type_0), [leftText + "[\"" + rightText + "\"]"]), + changes: changeTracker.getChanges() + }]; + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Class_0_incorrectly_implements_interface_1.code], + getCodeActions: getActionForClassLikeIncorrectImplementsInterface + }); + function getActionForClassLikeIncorrectImplementsInterface(context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + var token = ts.getTokenAtPosition(sourceFile, start, /*includeJsDocComment*/ false); + var checker = context.program.getTypeChecker(); + var classDeclaration = ts.getContainingClass(token); + if (!classDeclaration) { + return undefined; + } + var openBrace = ts.getOpenBraceOfClassLike(classDeclaration, sourceFile); + var classType = checker.getTypeAtLocation(classDeclaration); + var implementedTypeNodes = ts.getClassImplementsHeritageClauseElements(classDeclaration); + var hasNumericIndexSignature = !!checker.getIndexTypeOfType(classType, 1 /* Number */); + var hasStringIndexSignature = !!checker.getIndexTypeOfType(classType, 0 /* String */); + var result = []; + for (var _i = 0, implementedTypeNodes_2 = implementedTypeNodes; _i < implementedTypeNodes_2.length; _i++) { + var implementedTypeNode = implementedTypeNodes_2[_i]; + // Note that this is ultimately derived from a map indexed by symbol names, + // so duplicates cannot occur. + var implementedType = checker.getTypeAtLocation(implementedTypeNode); + var implementedTypeSymbols = checker.getPropertiesOfType(implementedType); + var nonPrivateMembers = implementedTypeSymbols.filter(function (symbol) { return !(ts.getModifierFlags(symbol.valueDeclaration) & 8 /* Private */); }); + var newNodes = []; + createAndAddMissingIndexSignatureDeclaration(implementedType, 1 /* Number */, hasNumericIndexSignature, newNodes); + createAndAddMissingIndexSignatureDeclaration(implementedType, 0 /* String */, hasStringIndexSignature, newNodes); + newNodes = newNodes.concat(codefix.createMissingMemberNodes(classDeclaration, nonPrivateMembers, checker)); + var message = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Implement_interface_0), [implementedTypeNode.getText()]); + if (newNodes.length > 0) { + pushAction(result, newNodes, message); } - leadingTrivia = undefined; - trailingTrivia = undefined; - if (!isStarted) { - scanner.scan(); + } + return result; + function createAndAddMissingIndexSignatureDeclaration(type, kind, hasIndexSigOfKind, newNodes) { + if (hasIndexSigOfKind) { + return; } - var pos = scanner.getStartPos(); - // Read leading trivia and token - while (pos < endPos) { - var t = scanner.getToken(); - if (!ts.isTrivia(t)) { - break; - } - // consume leading trivia - scanner.scan(); - var item = { - pos: pos, - end: scanner.getStartPos(), - kind: t - }; - pos = scanner.getStartPos(); - if (!leadingTrivia) { - leadingTrivia = []; - } - leadingTrivia.push(item); + var indexInfoOfKind = checker.getIndexInfoOfType(type, kind); + if (!indexInfoOfKind) { + return; } - savedPos = scanner.getStartPos(); + var newIndexSignatureDeclaration = checker.indexInfoToIndexSignatureDeclaration(indexInfoOfKind, kind, classDeclaration); + newNodes.push(newIndexSignatureDeclaration); } - function shouldRescanGreaterThanToken(node) { - if (node) { - switch (node.kind) { - case 30 /* GreaterThanEqualsToken */: - case 65 /* GreaterThanGreaterThanEqualsToken */: - case 66 /* GreaterThanGreaterThanGreaterThanEqualsToken */: - case 46 /* GreaterThanGreaterThanGreaterThanToken */: - case 45 /* GreaterThanGreaterThanToken */: - return true; - } - } - return false; + function pushAction(result, newNodes, description) { + result.push({ description: description, changes: codefix.newNodesToChanges(newNodes, openBrace, context) }); } - function shouldRescanJsxIdentifier(node) { - if (node.parent) { - switch (node.parent.kind) { - case 250 /* JsxAttribute */: - case 248 /* JsxOpeningElement */: - case 249 /* JsxClosingElement */: - case 247 /* JsxSelfClosingElement */: - return node.kind === 70 /* Identifier */; - } - } - return false; + } + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Property_0_does_not_exist_on_type_1.code, + ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2.code], + getCodeActions: getActionsForAddMissingMember + }); + function getActionsForAddMissingMember(context) { + var tokenSourceFile = context.sourceFile; + var start = context.span.start; + // The identifier of the missing property. eg: + // this.missing = 1; + // ^^^^^^^ + var token = ts.getTokenAtPosition(tokenSourceFile, start, /*includeJsDocComment*/ false); + if (token.kind !== 71 /* Identifier */) { + return undefined; } - function shouldRescanJsxText(node) { - return node && node.kind === 10 /* JsxText */; + if (!ts.isPropertyAccessExpression(token.parent)) { + return undefined; } - function shouldRescanSlashToken(container) { - return container.kind === 11 /* RegularExpressionLiteral */; + var tokenName = token.getText(tokenSourceFile); + var makeStatic = false; + var classDeclaration; + if (token.parent.expression.kind === 99 /* ThisKeyword */) { + var containingClassMemberDeclaration = ts.getThisContainer(token, /*includeArrowFunctions*/ false); + if (!ts.isClassElement(containingClassMemberDeclaration)) { + return undefined; + } + classDeclaration = containingClassMemberDeclaration.parent; + // Property accesses on `this` in a static method are accesses of a static member. + makeStatic = classDeclaration && ts.hasModifier(containingClassMemberDeclaration, 32 /* Static */); } - function shouldRescanTemplateToken(container) { - return container.kind === 14 /* TemplateMiddle */ || - container.kind === 15 /* TemplateTail */; + else { + var checker = context.program.getTypeChecker(); + var leftExpression = token.parent.expression; + var leftExpressionType = checker.getTypeAtLocation(leftExpression); + if (leftExpressionType.flags & 32768 /* Object */) { + var symbol = leftExpressionType.symbol; + if (symbol.flags & 32 /* Class */) { + classDeclaration = symbol.declarations && symbol.declarations[0]; + if (leftExpressionType !== checker.getDeclaredTypeOfSymbol(symbol)) { + // The expression is a class symbol but the type is not the instance-side. + makeStatic = true; + } + } + } } - function startsWithSlashToken(t) { - return t === 40 /* SlashToken */ || t === 62 /* SlashEqualsToken */; + if (!classDeclaration || !ts.isClassLike(classDeclaration)) { + return undefined; } - function readTokenInfo(n) { - ts.Debug.assert(scanner !== undefined); - if (!isOnToken()) { - // scanner is not on the token (either advance was not called yet or scanner is already past the end position) - return { - leadingTrivia: leadingTrivia, - trailingTrivia: undefined, - token: undefined + var classDeclarationSourceFile = ts.getSourceFileOfNode(classDeclaration); + var classOpenBrace = ts.getOpenBraceOfClassLike(classDeclaration, classDeclarationSourceFile); + return ts.isInJavaScriptFile(classDeclarationSourceFile) ? + getActionsForAddMissingMemberInJavaScriptFile(classDeclaration, makeStatic) : + getActionsForAddMissingMemberInTypeScriptFile(classDeclaration, makeStatic); + function getActionsForAddMissingMemberInJavaScriptFile(classDeclaration, makeStatic) { + var actions; + var methodCodeAction = getActionForMethodDeclaration(/*includeTypeScriptSyntax*/ false); + if (methodCodeAction) { + actions = [methodCodeAction]; + } + if (makeStatic) { + if (classDeclaration.kind === 199 /* ClassExpression */) { + return actions; + } + var className = classDeclaration.name.getText(); + var staticInitialization = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier(className), tokenName), ts.createIdentifier("undefined"))); + var staticInitializationChangeTracker = ts.textChanges.ChangeTracker.fromContext(context); + staticInitializationChangeTracker.insertNodeAfter(classDeclarationSourceFile, classDeclaration, staticInitialization, { prefix: context.newLineCharacter, suffix: context.newLineCharacter }); + var initializeStaticAction = { + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Initialize_static_property_0), [tokenName]), + changes: staticInitializationChangeTracker.getChanges() }; - } - // normally scanner returns the smallest available token - // check the kind of context node to determine if scanner should have more greedy behavior and consume more text. - var expectedScanAction = shouldRescanGreaterThanToken(n) - ? 1 /* RescanGreaterThanToken */ - : shouldRescanSlashToken(n) - ? 2 /* RescanSlashToken */ - : shouldRescanTemplateToken(n) - ? 3 /* RescanTemplateToken */ - : shouldRescanJsxIdentifier(n) - ? 4 /* RescanJsxIdentifier */ - : shouldRescanJsxText(n) - ? 5 /* RescanJsxText */ - : 0 /* Scan */; - if (lastTokenInfo && expectedScanAction === lastScanAction) { - // readTokenInfo was called before with the same expected scan action. - // No need to re-scan text, return existing 'lastTokenInfo' - // it is ok to call fixTokenKind here since it does not affect - // what portion of text is consumed. In contrast rescanning can change it, - // i.e. for '>=' when originally scanner eats just one character - // and rescanning forces it to consume more. - return fixTokenKind(lastTokenInfo, n); - } - if (scanner.getStartPos() !== savedPos) { - ts.Debug.assert(lastTokenInfo !== undefined); - // readTokenInfo was called before but scan action differs - rescan text - scanner.setTextPos(savedPos); - scanner.scan(); - } - var currentToken = scanner.getToken(); - if (expectedScanAction === 1 /* RescanGreaterThanToken */ && currentToken === 28 /* GreaterThanToken */) { - currentToken = scanner.reScanGreaterToken(); - ts.Debug.assert(n.kind === currentToken); - lastScanAction = 1 /* RescanGreaterThanToken */; - } - else if (expectedScanAction === 2 /* RescanSlashToken */ && startsWithSlashToken(currentToken)) { - currentToken = scanner.reScanSlashToken(); - ts.Debug.assert(n.kind === currentToken); - lastScanAction = 2 /* RescanSlashToken */; - } - else if (expectedScanAction === 3 /* RescanTemplateToken */ && currentToken === 17 /* CloseBraceToken */) { - currentToken = scanner.reScanTemplateToken(); - lastScanAction = 3 /* RescanTemplateToken */; - } - else if (expectedScanAction === 4 /* RescanJsxIdentifier */ && currentToken === 70 /* Identifier */) { - currentToken = scanner.scanJsxIdentifier(); - lastScanAction = 4 /* RescanJsxIdentifier */; - } - else if (expectedScanAction === 5 /* RescanJsxText */) { - currentToken = scanner.reScanJsxToken(); - lastScanAction = 5 /* RescanJsxText */; + (actions || (actions = [])).push(initializeStaticAction); + return actions; } else { - lastScanAction = 0 /* Scan */; - } - var token = { - pos: scanner.getStartPos(), - end: scanner.getTextPos(), - kind: currentToken - }; - // consume trailing trivia - if (trailingTrivia) { - trailingTrivia = undefined; - } - while (scanner.getStartPos() < endPos) { - currentToken = scanner.scan(); - if (!ts.isTrivia(currentToken)) { - break; - } - var trivia = { - pos: scanner.getStartPos(), - end: scanner.getTextPos(), - kind: currentToken + var classConstructor = ts.getFirstConstructorWithBody(classDeclaration); + if (!classConstructor) { + return actions; + } + var propertyInitialization = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createThis(), tokenName), ts.createIdentifier("undefined"))); + var propertyInitializationChangeTracker = ts.textChanges.ChangeTracker.fromContext(context); + propertyInitializationChangeTracker.insertNodeBefore(classDeclarationSourceFile, classConstructor.body.getLastToken(), propertyInitialization, { suffix: context.newLineCharacter }); + var initializeAction = { + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Initialize_property_0_in_the_constructor), [tokenName]), + changes: propertyInitializationChangeTracker.getChanges() }; - if (!trailingTrivia) { - trailingTrivia = []; - } - trailingTrivia.push(trivia); - if (currentToken === 4 /* NewLineTrivia */) { - // move past new line - scanner.scan(); - break; - } + (actions || (actions = [])).push(initializeAction); + return actions; + } + } + function getActionsForAddMissingMemberInTypeScriptFile(classDeclaration, makeStatic) { + var actions; + var methodCodeAction = getActionForMethodDeclaration(/*includeTypeScriptSyntax*/ true); + if (methodCodeAction) { + actions = [methodCodeAction]; + } + var typeNode; + if (token.parent.parent.kind === 194 /* BinaryExpression */) { + var binaryExpression = token.parent.parent; + var otherExpression = token.parent === binaryExpression.left ? binaryExpression.right : binaryExpression.left; + var checker = context.program.getTypeChecker(); + var widenedType = checker.getWidenedType(checker.getBaseTypeOfLiteralType(checker.getTypeAtLocation(otherExpression))); + typeNode = checker.typeToTypeNode(widenedType, classDeclaration); + } + typeNode = typeNode || ts.createKeywordTypeNode(119 /* AnyKeyword */); + var property = ts.createProperty( + /*decorators*/ undefined, + /*modifiers*/ makeStatic ? [ts.createToken(115 /* StaticKeyword */)] : undefined, tokenName, + /*questionToken*/ undefined, typeNode, + /*initializer*/ undefined); + var propertyChangeTracker = ts.textChanges.ChangeTracker.fromContext(context); + propertyChangeTracker.insertNodeAfter(classDeclarationSourceFile, classOpenBrace, property, { suffix: context.newLineCharacter }); + var diag = makeStatic ? ts.Diagnostics.Declare_static_property_0 : ts.Diagnostics.Declare_property_0; + actions = ts.append(actions, { + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(diag), [tokenName]), + changes: propertyChangeTracker.getChanges() + }); + if (!makeStatic) { + // Index signatures cannot have the static modifier. + var stringTypeNode = ts.createKeywordTypeNode(136 /* StringKeyword */); + var indexingParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, "x", + /*questionToken*/ undefined, stringTypeNode, + /*initializer*/ undefined); + var indexSignature = ts.createIndexSignature( + /*decorators*/ undefined, + /*modifiers*/ undefined, [indexingParameter], typeNode); + var indexSignatureChangeTracker = ts.textChanges.ChangeTracker.fromContext(context); + indexSignatureChangeTracker.insertNodeAfter(classDeclarationSourceFile, classOpenBrace, indexSignature, { suffix: context.newLineCharacter }); + actions.push({ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Add_index_signature_for_property_0), [tokenName]), + changes: indexSignatureChangeTracker.getChanges() + }); } - lastTokenInfo = { - leadingTrivia: leadingTrivia, - trailingTrivia: trailingTrivia, - token: token - }; - return fixTokenKind(lastTokenInfo, n); - } - function isOnToken() { - ts.Debug.assert(scanner !== undefined); - var current = (lastTokenInfo && lastTokenInfo.token.kind) || scanner.getToken(); - var startPos = (lastTokenInfo && lastTokenInfo.token.pos) || scanner.getStartPos(); - return startPos < endPos && current !== 1 /* EndOfFileToken */ && !ts.isTrivia(current); + return actions; } - // when containing node in the tree is token - // but its kind differs from the kind that was returned by the scanner, - // then kind needs to be fixed. This might happen in cases - // when parser interprets token differently, i.e keyword treated as identifier - function fixTokenKind(tokenInfo, container) { - if (ts.isToken(container) && tokenInfo.token.kind !== container.kind) { - tokenInfo.token.kind = container.kind; + function getActionForMethodDeclaration(includeTypeScriptSyntax) { + if (token.parent.parent.kind === 181 /* CallExpression */) { + var callExpression = token.parent.parent; + var methodDeclaration = codefix.createMethodFromCallExpression(callExpression, tokenName, includeTypeScriptSyntax, makeStatic); + var methodDeclarationChangeTracker = ts.textChanges.ChangeTracker.fromContext(context); + methodDeclarationChangeTracker.insertNodeAfter(classDeclarationSourceFile, classOpenBrace, methodDeclaration, { suffix: context.newLineCharacter }); + var diag = makeStatic ? ts.Diagnostics.Declare_static_method_0 : ts.Diagnostics.Declare_method_0; + return { + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(diag), [tokenName]), + changes: methodDeclarationChangeTracker.getChanges() + }; } - return tokenInfo; - } - function skipToEndOf(node) { - scanner.setTextPos(node.end); - savedPos = scanner.getStartPos(); - lastScanAction = undefined; - lastTokenInfo = undefined; - wasNewLine = false; - leadingTrivia = undefined; - trailingTrivia = undefined; } } - formatting.getFormattingScanner = getFormattingScanner; - })(formatting = ts.formatting || (ts.formatting = {})); + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var FormattingContext = (function () { - function FormattingContext(sourceFile, formattingRequestKind) { - this.sourceFile = sourceFile; - this.formattingRequestKind = formattingRequestKind; + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Property_0_does_not_exist_on_type_1_Did_you_mean_2.code, + ts.Diagnostics.Cannot_find_name_0_Did_you_mean_1.code], + getCodeActions: getActionsForCorrectSpelling + }); + function getActionsForCorrectSpelling(context) { + var sourceFile = context.sourceFile; + // This is the identifier of the misspelled word. eg: + // this.speling = 1; + // ^^^^^^^ + var node = ts.getTokenAtPosition(sourceFile, context.span.start, /*includeJsDocComment*/ false); // TODO: GH#15852 + var checker = context.program.getTypeChecker(); + var suggestion; + if (ts.isPropertyAccessExpression(node.parent) && node.parent.name === node) { + ts.Debug.assert(node.kind === 71 /* Identifier */); + var containingType = checker.getTypeAtLocation(node.parent.expression); + suggestion = checker.getSuggestionForNonexistentProperty(node, containingType); } - FormattingContext.prototype.updateContext = function (currentRange, currentTokenParent, nextRange, nextTokenParent, commonParent) { - ts.Debug.assert(currentRange !== undefined, "currentTokenSpan is null"); - ts.Debug.assert(currentTokenParent !== undefined, "currentTokenParent is null"); - ts.Debug.assert(nextRange !== undefined, "nextTokenSpan is null"); - ts.Debug.assert(nextTokenParent !== undefined, "nextTokenParent is null"); - ts.Debug.assert(commonParent !== undefined, "commonParent is null"); - this.currentTokenSpan = currentRange; - this.currentTokenParent = currentTokenParent; - this.nextTokenSpan = nextRange; - this.nextTokenParent = nextTokenParent; - this.contextNode = commonParent; - // drop cached results - this.contextNodeAllOnSameLine = undefined; - this.nextNodeAllOnSameLine = undefined; - this.tokensAreOnSameLine = undefined; - this.contextNodeBlockIsOnOneLine = undefined; - this.nextNodeBlockIsOnOneLine = undefined; - }; - FormattingContext.prototype.ContextNodeAllOnSameLine = function () { - if (this.contextNodeAllOnSameLine === undefined) { - this.contextNodeAllOnSameLine = this.NodeIsOnOneLine(this.contextNode); - } - return this.contextNodeAllOnSameLine; - }; - FormattingContext.prototype.NextNodeAllOnSameLine = function () { - if (this.nextNodeAllOnSameLine === undefined) { - this.nextNodeAllOnSameLine = this.NodeIsOnOneLine(this.nextTokenParent); - } - return this.nextNodeAllOnSameLine; - }; - FormattingContext.prototype.TokensAreOnSameLine = function () { - if (this.tokensAreOnSameLine === undefined) { - var startLine = this.sourceFile.getLineAndCharacterOfPosition(this.currentTokenSpan.pos).line; - var endLine = this.sourceFile.getLineAndCharacterOfPosition(this.nextTokenSpan.pos).line; - this.tokensAreOnSameLine = (startLine === endLine); - } - return this.tokensAreOnSameLine; - }; - FormattingContext.prototype.ContextNodeBlockIsOnOneLine = function () { - if (this.contextNodeBlockIsOnOneLine === undefined) { - this.contextNodeBlockIsOnOneLine = this.BlockIsOnOneLine(this.contextNode); - } - return this.contextNodeBlockIsOnOneLine; - }; - FormattingContext.prototype.NextNodeBlockIsOnOneLine = function () { - if (this.nextNodeBlockIsOnOneLine === undefined) { - this.nextNodeBlockIsOnOneLine = this.BlockIsOnOneLine(this.nextTokenParent); - } - return this.nextNodeBlockIsOnOneLine; - }; - FormattingContext.prototype.NodeIsOnOneLine = function (node) { - var startLine = this.sourceFile.getLineAndCharacterOfPosition(node.getStart(this.sourceFile)).line; - var endLine = this.sourceFile.getLineAndCharacterOfPosition(node.getEnd()).line; - return startLine === endLine; - }; - FormattingContext.prototype.BlockIsOnOneLine = function (node) { - var openBrace = ts.findChildOfKind(node, 16 /* OpenBraceToken */, this.sourceFile); - var closeBrace = ts.findChildOfKind(node, 17 /* CloseBraceToken */, this.sourceFile); - if (openBrace && closeBrace) { - var startLine = this.sourceFile.getLineAndCharacterOfPosition(openBrace.getEnd()).line; - var endLine = this.sourceFile.getLineAndCharacterOfPosition(closeBrace.getStart(this.sourceFile)).line; - return startLine === endLine; - } - return false; - }; - return FormattingContext; - }()); - formatting.FormattingContext = FormattingContext; - })(formatting = ts.formatting || (ts.formatting = {})); + else { + var meaning = ts.getMeaningFromLocation(node); + suggestion = checker.getSuggestionForNonexistentSymbol(node, ts.getTextOfNode(node), convertSemanticMeaningToSymbolFlags(meaning)); + } + if (suggestion) { + return [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Change_spelling_to_0), [suggestion]), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [{ + span: { start: node.getStart(), length: node.getWidth() }, + newText: suggestion + }], + }], + }]; + } + } + function convertSemanticMeaningToSymbolFlags(meaning) { + var flags = 0; + if (meaning & 4 /* Namespace */) { + flags |= 1920 /* Namespace */; + } + if (meaning & 2 /* Type */) { + flags |= 793064 /* Type */; + } + if (meaning & 1 /* Value */) { + flags |= 107455 /* Value */; + } + return flags; + } + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var FormattingRequestKind; - (function (FormattingRequestKind) { - FormattingRequestKind[FormattingRequestKind["FormatDocument"] = 0] = "FormatDocument"; - FormattingRequestKind[FormattingRequestKind["FormatSelection"] = 1] = "FormatSelection"; - FormattingRequestKind[FormattingRequestKind["FormatOnEnter"] = 2] = "FormatOnEnter"; - FormattingRequestKind[FormattingRequestKind["FormatOnSemicolon"] = 3] = "FormatOnSemicolon"; - FormattingRequestKind[FormattingRequestKind["FormatOnClosingCurlyBrace"] = 4] = "FormatOnClosingCurlyBrace"; - })(FormattingRequestKind = formatting.FormattingRequestKind || (formatting.FormattingRequestKind = {})); - })(formatting = ts.formatting || (ts.formatting = {})); + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ + ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type.code, + ], + getCodeActions: function (context) { + var sourceFile = context.sourceFile, start = context.span.start; + var token = ts.getTokenAtPosition(sourceFile, start, /*includeJsDocComment*/ false); + if (!ts.isStringLiteral(token)) { + throw ts.Debug.fail(); // These errors should only happen on the module name. + } + var action = tryGetCodeActionForInstallPackageTypes(context.host, token.text); + return action && [action]; + }, + }); + function tryGetCodeActionForInstallPackageTypes(host, moduleName) { + var packageName = ts.getPackageName(moduleName).packageName; + if (!host.isKnownTypesPackageName(packageName)) { + // If !registry, registry not available yet, can't do anything. + return undefined; + } + var typesPackageName = ts.getTypesPackageName(packageName); + return { + description: "Install '" + typesPackageName + "'", + changes: [], + commands: [{ type: "install package", packageName: typesPackageName }], + }; + } + codefix.tryGetCodeActionForInstallPackageTypes = tryGetCodeActionForInstallPackageTypes; + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var Rule = (function () { - function Rule(Descriptor, Operation, Flag) { - if (Flag === void 0) { Flag = 0 /* None */; } - this.Descriptor = Descriptor; - this.Operation = Operation; - this.Flag = Flag; + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2.code], + getCodeActions: getActionForClassLikeMissingAbstractMember + }); + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1.code], + getCodeActions: getActionForClassLikeMissingAbstractMember + }); + function getActionForClassLikeMissingAbstractMember(context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + // This is the identifier in the case of a class declaration + // or the class keyword token in the case of a class expression. + var token = ts.getTokenAtPosition(sourceFile, start, /*includeJsDocComment*/ false); + var checker = context.program.getTypeChecker(); + if (ts.isClassLike(token.parent)) { + var classDeclaration = token.parent; + var extendsNode = ts.getClassExtendsHeritageClauseElement(classDeclaration); + var instantiatedExtendsType = checker.getTypeAtLocation(extendsNode); + // Note that this is ultimately derived from a map indexed by symbol names, + // so duplicates cannot occur. + var extendsSymbols = checker.getPropertiesOfType(instantiatedExtendsType); + var abstractAndNonPrivateExtendsSymbols = extendsSymbols.filter(symbolPointsToNonPrivateAndAbstractMember); + var newNodes = codefix.createMissingMemberNodes(classDeclaration, abstractAndNonPrivateExtendsSymbols, checker); + var changes = codefix.newNodesToChanges(newNodes, ts.getOpenBraceOfClassLike(classDeclaration, sourceFile), context); + if (changes && changes.length > 0) { + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Implement_inherited_abstract_class), + changes: changes + }]; + } } - Rule.prototype.toString = function () { - return "[desc=" + this.Descriptor + "," + - "operation=" + this.Operation + "," + - "flag=" + this.Flag + "]"; - }; - return Rule; - }()); - formatting.Rule = Rule; - })(formatting = ts.formatting || (ts.formatting = {})); + return undefined; + } + function symbolPointsToNonPrivateAndAbstractMember(symbol) { + var decls = symbol.getDeclarations(); + ts.Debug.assert(!!(decls && decls.length > 0)); + var flags = ts.getModifierFlags(decls[0]); + return !(flags & 8 /* Private */) && !!(flags & 128 /* Abstract */); + } + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var RuleAction; - (function (RuleAction) { - RuleAction[RuleAction["Ignore"] = 1] = "Ignore"; - RuleAction[RuleAction["Space"] = 2] = "Space"; - RuleAction[RuleAction["NewLine"] = 4] = "NewLine"; - RuleAction[RuleAction["Delete"] = 8] = "Delete"; - })(RuleAction = formatting.RuleAction || (formatting.RuleAction = {})); - })(formatting = ts.formatting || (ts.formatting = {})); + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var token = ts.getTokenAtPosition(sourceFile, context.span.start, /*includeJsDocComment*/ false); + if (token.kind !== 99 /* ThisKeyword */) { + return undefined; + } + var constructor = ts.getContainingFunction(token); + var superCall = findSuperCall(constructor.body); + if (!superCall) { + return undefined; + } + // figure out if the `this` access is actually inside the supercall + // i.e. super(this.a), since in that case we won't suggest a fix + if (superCall.expression && superCall.expression.kind === 181 /* CallExpression */) { + var expressionArguments = superCall.expression.arguments; + for (var i = 0; i < expressionArguments.length; i++) { + if (expressionArguments[i].expression === token) { + return undefined; + } + } + } + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + changeTracker.insertNodeAfter(sourceFile, ts.getOpenBrace(constructor, sourceFile), superCall, { suffix: context.newLineCharacter }); + changeTracker.deleteNode(sourceFile, superCall); + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Make_super_call_the_first_statement_in_the_constructor), + changes: changeTracker.getChanges() + }]; + function findSuperCall(n) { + if (n.kind === 210 /* ExpressionStatement */ && ts.isSuperCall(n.expression)) { + return n; + } + if (ts.isFunctionLike(n)) { + return undefined; + } + return ts.forEachChild(n, findSuperCall); + } + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var RuleDescriptor = (function () { - function RuleDescriptor(LeftTokenRange, RightTokenRange) { - this.LeftTokenRange = LeftTokenRange; - this.RightTokenRange = RightTokenRange; + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Constructors_for_derived_classes_must_contain_a_super_call.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var token = ts.getTokenAtPosition(sourceFile, context.span.start, /*includeJsDocComment*/ false); + if (token.kind !== 123 /* ConstructorKeyword */) { + return undefined; + } + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + var superCall = ts.createStatement(ts.createCall(ts.createSuper(), /*typeArguments*/ undefined, /*argumentsArray*/ ts.emptyArray)); + changeTracker.insertNodeAfter(sourceFile, ts.getOpenBrace(token.parent, sourceFile), superCall, { suffix: context.newLineCharacter }); + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Add_missing_super_call), + changes: changeTracker.getChanges() + }]; } - RuleDescriptor.prototype.toString = function () { - return "[leftRange=" + this.LeftTokenRange + "," + - "rightRange=" + this.RightTokenRange + "]"; - }; - RuleDescriptor.create1 = function (left, right) { - return RuleDescriptor.create4(formatting.Shared.TokenRange.FromToken(left), formatting.Shared.TokenRange.FromToken(right)); - }; - RuleDescriptor.create2 = function (left, right) { - return RuleDescriptor.create4(left, formatting.Shared.TokenRange.FromToken(right)); - }; - RuleDescriptor.create3 = function (left, right) { - return RuleDescriptor.create4(formatting.Shared.TokenRange.FromToken(left), right); - }; - RuleDescriptor.create4 = function (left, right) { - return new RuleDescriptor(left, right); - }; - return RuleDescriptor; - }()); - formatting.RuleDescriptor = RuleDescriptor; - })(formatting = ts.formatting || (ts.formatting = {})); + }); + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var RuleFlags; - (function (RuleFlags) { - RuleFlags[RuleFlags["None"] = 0] = "None"; - RuleFlags[RuleFlags["CanDeleteNewLines"] = 1] = "CanDeleteNewLines"; - })(RuleFlags = formatting.RuleFlags || (formatting.RuleFlags = {})); - })(formatting = ts.formatting || (ts.formatting = {})); + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Cannot_extend_an_interface_0_Did_you_mean_implements.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + var token = ts.getTokenAtPosition(sourceFile, start, /*includeJsDocComment*/ false); + var classDeclNode = ts.getContainingClass(token); + if (!(token.kind === 71 /* Identifier */ && ts.isClassLike(classDeclNode))) { + return undefined; + } + var heritageClauses = classDeclNode.heritageClauses; + if (!(heritageClauses && heritageClauses.length > 0)) { + return undefined; + } + var extendsToken = heritageClauses[0].getFirstToken(); + if (!(extendsToken && extendsToken.kind === 85 /* ExtendsKeyword */)) { + return undefined; + } + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + changeTracker.replaceNode(sourceFile, extendsToken, ts.createToken(108 /* ImplementsKeyword */)); + // We replace existing keywords with commas. + for (var i = 1; i < heritageClauses.length; i++) { + var keywordToken = heritageClauses[i].getFirstToken(); + if (keywordToken) { + changeTracker.replaceNode(sourceFile, keywordToken, ts.createToken(26 /* CommaToken */)); + } + } + var result = [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Change_extends_to_implements), + changes: changeTracker.getChanges() + }]; + return result; + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var RuleOperation = (function () { - function RuleOperation(Context, Action) { - this.Context = Context; - this.Action = Action; + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var token = ts.getTokenAtPosition(sourceFile, context.span.start, /*includeJsDocComment*/ false); + if (token.kind !== 71 /* Identifier */) { + return undefined; + } + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + changeTracker.replaceNode(sourceFile, token, ts.createPropertyAccess(ts.createThis(), token)); + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Add_this_to_unresolved_variable), + changes: changeTracker.getChanges() + }]; } - RuleOperation.prototype.toString = function () { - return "[context=" + this.Context + "," + - "action=" + this.Action + "]"; - }; - RuleOperation.create1 = function (action) { - return RuleOperation.create2(formatting.RuleOperationContext.Any, action); - }; - RuleOperation.create2 = function (context, action) { - return new RuleOperation(context, action); - }; - return RuleOperation; - }()); - formatting.RuleOperation = RuleOperation; - })(formatting = ts.formatting || (ts.formatting = {})); + }); + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var RuleOperationContext = (function () { - function RuleOperationContext() { - var funcs = []; - for (var _i = 0; _i < arguments.length; _i++) { - funcs[_i] = arguments[_i]; + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ + ts.Diagnostics._0_is_declared_but_its_value_is_never_read.code, + ts.Diagnostics.Property_0_is_declared_but_its_value_is_never_read.code + ], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + var token = ts.getTokenAtPosition(sourceFile, start, /*includeJsDocComment*/ false); + // this handles var ["computed"] = 12; + if (token.kind === 21 /* OpenBracketToken */) { + token = ts.getTokenAtPosition(sourceFile, start + 1, /*includeJsDocComment*/ false); } - this.customContextChecks = funcs; - } - RuleOperationContext.prototype.IsAny = function () { - return this === RuleOperationContext.Any; - }; - RuleOperationContext.prototype.InContext = function (context) { - if (this.IsAny()) { - return true; + switch (token.kind) { + case 71 /* Identifier */: + return deleteIdentifierOrPrefixWithUnderscore(token); + case 149 /* PropertyDeclaration */: + case 240 /* NamespaceImport */: + return [deleteNode(token.parent)]; + default: + return deleteDefault(); } - for (var _i = 0, _a = this.customContextChecks; _i < _a.length; _i++) { - var check = _a[_i]; - if (!check(context)) { - return false; + function deleteDefault() { + if (ts.isDeclarationName(token)) { + return [deleteNode(token.parent)]; + } + else if (ts.isLiteralComputedPropertyDeclarationName(token)) { + return [deleteNode(token.parent.parent)]; + } + else { + return undefined; } } - return true; + function prefixIdentifierWithUnderscore(identifier) { + var startPosition = identifier.getStart(sourceFile, /*includeJsDocComment*/ false); + return { + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Prefix_0_with_an_underscore), { 0: token.getText() }), + changes: [{ + fileName: sourceFile.path, + textChanges: [{ + span: { start: startPosition, length: 0 }, + newText: "_" + }] + }] + }; + } + function deleteIdentifierOrPrefixWithUnderscore(identifier) { + var parent = identifier.parent; + switch (parent.kind) { + case 226 /* VariableDeclaration */: + return deleteVariableDeclarationOrPrefixWithUnderscore(identifier, parent); + case 145 /* TypeParameter */: + var typeParameters = parent.parent.typeParameters; + if (typeParameters.length === 1) { + var previousToken = ts.getTokenAtPosition(sourceFile, typeParameters.pos - 1, /*includeJsDocComment*/ false); + var nextToken = ts.getTokenAtPosition(sourceFile, typeParameters.end, /*includeJsDocComment*/ false); + ts.Debug.assert(previousToken.kind === 27 /* LessThanToken */); + ts.Debug.assert(nextToken.kind === 29 /* GreaterThanToken */); + return [deleteNodeRange(previousToken, nextToken)]; + } + else { + return [deleteNodeInList(parent)]; + } + case 146 /* Parameter */: + var functionDeclaration = parent.parent; + return [functionDeclaration.parameters.length === 1 ? deleteNode(parent) : deleteNodeInList(parent), + prefixIdentifierWithUnderscore(identifier)]; + // handle case where 'import a = A;' + case 237 /* ImportEqualsDeclaration */: + var importEquals = ts.getAncestor(identifier, 237 /* ImportEqualsDeclaration */); + return [deleteNode(importEquals)]; + case 242 /* ImportSpecifier */: + var namedImports = parent.parent; + if (namedImports.elements.length === 1) { + return deleteNamedImportBinding(namedImports); + } + else { + // delete import specifier + return [deleteNodeInList(parent)]; + } + case 239 /* ImportClause */:// this covers both 'import |d|' and 'import |d,| *' + var importClause = parent; + if (!importClause.namedBindings) { + var importDecl = ts.getAncestor(importClause, 238 /* ImportDeclaration */); + return [deleteNode(importDecl)]; + } + else { + // import |d,| * as ns from './file' + var start_6 = importClause.name.getStart(sourceFile); + var nextToken = ts.getTokenAtPosition(sourceFile, importClause.name.end, /*includeJsDocComment*/ false); + if (nextToken && nextToken.kind === 26 /* CommaToken */) { + // shift first non-whitespace position after comma to the start position of the node + return [deleteRange({ pos: start_6, end: ts.skipTrivia(sourceFile.text, nextToken.end, /*stopAfterLineBreaks*/ false, /*stopAtComments*/ true) })]; + } + else { + return [deleteNode(importClause.name)]; + } + } + case 240 /* NamespaceImport */: + return deleteNamedImportBinding(parent); + default: + return deleteDefault(); + } + } + function deleteNamedImportBinding(namedBindings) { + if (namedBindings.parent.name) { + // Delete named imports while preserving the default import + // import d|, * as ns| from './file' + // import d|, { a }| from './file' + var previousToken = ts.getTokenAtPosition(sourceFile, namedBindings.pos - 1, /*includeJsDocComment*/ false); + if (previousToken && previousToken.kind === 26 /* CommaToken */) { + return [deleteRange({ pos: previousToken.getStart(), end: namedBindings.end })]; + } + return undefined; + } + else { + // Delete the entire import declaration + // |import * as ns from './file'| + // |import { a } from './file'| + var importDecl = ts.getAncestor(namedBindings, 238 /* ImportDeclaration */); + return [deleteNode(importDecl)]; + } + } + // token.parent is a variableDeclaration + function deleteVariableDeclarationOrPrefixWithUnderscore(identifier, varDecl) { + switch (varDecl.parent.parent.kind) { + case 214 /* ForStatement */: + var forStatement = varDecl.parent.parent; + var forInitializer = forStatement.initializer; + return [forInitializer.declarations.length === 1 ? deleteNode(forInitializer) : deleteNodeInList(varDecl)]; + case 216 /* ForOfStatement */: + var forOfStatement = varDecl.parent.parent; + ts.Debug.assert(forOfStatement.initializer.kind === 227 /* VariableDeclarationList */); + var forOfInitializer = forOfStatement.initializer; + return [ + replaceNode(forOfInitializer.declarations[0], ts.createObjectLiteral()), + prefixIdentifierWithUnderscore(identifier) + ]; + case 215 /* ForInStatement */: + // There is no valid fix in the case of: + // for .. in + return [prefixIdentifierWithUnderscore(identifier)]; + default: + var variableStatement = varDecl.parent.parent; + if (variableStatement.declarationList.declarations.length === 1) { + return [deleteNode(variableStatement)]; + } + else { + return [deleteNodeInList(varDecl)]; + } + } + } + function deleteNode(n) { + return makeChange(ts.textChanges.ChangeTracker.fromContext(context).deleteNode(sourceFile, n)); + } + function deleteRange(range) { + return makeChange(ts.textChanges.ChangeTracker.fromContext(context).deleteRange(sourceFile, range)); + } + function deleteNodeInList(n) { + return makeChange(ts.textChanges.ChangeTracker.fromContext(context).deleteNodeInList(sourceFile, n)); + } + function deleteNodeRange(start, end) { + return makeChange(ts.textChanges.ChangeTracker.fromContext(context).deleteNodeRange(sourceFile, start, end)); + } + function replaceNode(n, newNode) { + return makeChange(ts.textChanges.ChangeTracker.fromContext(context).replaceNode(sourceFile, n, newNode)); + } + function makeChange(changeTracker) { + return { + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Remove_declaration_for_Colon_0), { 0: token.getText() }), + changes: changeTracker.getChanges() + }; + } + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.JSDoc_types_can_only_be_used_inside_documentation_comments.code], + getCodeActions: getActionsForJSDocTypes + }); + function getActionsForJSDocTypes(context) { + var sourceFile = context.sourceFile; + var node = ts.getTokenAtPosition(sourceFile, context.span.start, /*includeJsDocComment*/ false); + // NOTE: Some locations are not handled yet: + // MappedTypeNode.typeParameters and SignatureDeclaration.typeParameters, as well as CallExpression.typeArguments + var decl = ts.findAncestor(node, function (n) { + return n.kind === 202 /* AsExpression */ || + n.kind === 155 /* CallSignature */ || + n.kind === 156 /* ConstructSignature */ || + n.kind === 228 /* FunctionDeclaration */ || + n.kind === 153 /* GetAccessor */ || + n.kind === 157 /* IndexSignature */ || + n.kind === 172 /* MappedType */ || + n.kind === 151 /* MethodDeclaration */ || + n.kind === 150 /* MethodSignature */ || + n.kind === 146 /* Parameter */ || + n.kind === 149 /* PropertyDeclaration */ || + n.kind === 148 /* PropertySignature */ || + n.kind === 154 /* SetAccessor */ || + n.kind === 231 /* TypeAliasDeclaration */ || + n.kind === 184 /* TypeAssertionExpression */ || + n.kind === 226 /* VariableDeclaration */; + }); + if (!decl) + return; + var checker = context.program.getTypeChecker(); + var jsdocType = decl.type; + if (!jsdocType) + return; + var original = ts.getTextOfNode(jsdocType); + var type = checker.getTypeFromTypeNode(jsdocType); + var actions = [createAction(jsdocType, sourceFile.fileName, original, checker.typeToString(type, /*enclosingDeclaration*/ undefined, 8 /* NoTruncation */))]; + if (jsdocType.kind === 270 /* JSDocNullableType */) { + // for nullable types, suggest the flow-compatible `T | null | undefined` + // in addition to the jsdoc/closure-compatible `T | null` + var replacementWithUndefined = checker.typeToString(checker.getNullableType(type, 2048 /* Undefined */), /*enclosingDeclaration*/ undefined, 8 /* NoTruncation */); + actions.push(createAction(jsdocType, sourceFile.fileName, original, replacementWithUndefined)); + } + return actions; + } + function createAction(declaration, fileName, original, replacement) { + return { + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Change_0_to_1), [original, replacement]), + changes: [{ + fileName: fileName, + textChanges: [{ + span: { start: declaration.getStart(), length: declaration.getWidth() }, + newText: replacement + }] + }], }; - return RuleOperationContext; - }()); - RuleOperationContext.Any = new RuleOperationContext(); - formatting.RuleOperationContext = RuleOperationContext; - })(formatting = ts.formatting || (ts.formatting = {})); + } + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var Rules = (function () { - function Rules() { - /// - /// Common Rules - /// - // Leave comments alone - this.IgnoreBeforeComment = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.Comments), formatting.RuleOperation.create1(1 /* Ignore */)); - this.IgnoreAfterLineComment = new formatting.Rule(formatting.RuleDescriptor.create3(2 /* SingleLineCommentTrivia */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create1(1 /* Ignore */)); - // Space after keyword but not before ; or : or ? - this.NoSpaceBeforeSemicolon = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 24 /* SemicolonToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceBeforeColon = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 55 /* ColonToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); - this.NoSpaceBeforeQuestionMark = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 54 /* QuestionToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); - this.SpaceAfterColon = new formatting.Rule(formatting.RuleDescriptor.create3(55 /* ColonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 2 /* Space */)); - this.SpaceAfterQuestionMarkInConditionalOperator = new formatting.Rule(formatting.RuleDescriptor.create3(54 /* QuestionToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsConditionalOperatorContext), 2 /* Space */)); - this.NoSpaceAfterQuestionMark = new formatting.Rule(formatting.RuleDescriptor.create3(54 /* QuestionToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.SpaceAfterSemicolon = new formatting.Rule(formatting.RuleDescriptor.create3(24 /* SemicolonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - // Space after }. - this.SpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* CloseBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsAfterCodeBlockContext), 2 /* Space */)); - // Special case for (}, else) and (}, while) since else & while tokens are not part of the tree which makes SpaceAfterCloseBrace rule not applied - this.SpaceBetweenCloseBraceAndElse = new formatting.Rule(formatting.RuleDescriptor.create1(17 /* CloseBraceToken */, 81 /* ElseKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceBetweenCloseBraceAndWhile = new formatting.Rule(formatting.RuleDescriptor.create1(17 /* CloseBraceToken */, 105 /* WhileKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* CloseBraceToken */, formatting.Shared.TokenRange.FromTokens([19 /* CloseParenToken */, 21 /* CloseBracketToken */, 25 /* CommaToken */, 24 /* SemicolonToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // No space for dot - this.NoSpaceBeforeDot = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 22 /* DotToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceAfterDot = new formatting.Rule(formatting.RuleDescriptor.create3(22 /* DotToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // No space before and after indexer - this.NoSpaceBeforeOpenBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 20 /* OpenBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceAfterCloseBracket = new formatting.Rule(formatting.RuleDescriptor.create3(21 /* CloseBracketToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBeforeBlockInFunctionDeclarationContext), 8 /* Delete */)); - // Place a space before open brace in a function declaration - this.FunctionOpenBraceLeftTokenRange = formatting.Shared.TokenRange.AnyIncludingMultilineComments; - this.SpaceBeforeOpenBraceInFunction = new formatting.Rule(formatting.RuleDescriptor.create2(this.FunctionOpenBraceLeftTokenRange, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext, Rules.IsBeforeBlockContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeMultilineBlockContext), 2 /* Space */), 1 /* CanDeleteNewLines */); - // Place a space before open brace in a TypeScript declaration that has braces as children (class, module, enum, etc) - this.TypeScriptOpenBraceLeftTokenRange = formatting.Shared.TokenRange.FromTokens([70 /* Identifier */, 3 /* MultiLineCommentTrivia */, 74 /* ClassKeyword */, 83 /* ExportKeyword */, 90 /* ImportKeyword */]); - this.SpaceBeforeOpenBraceInTypeScriptDeclWithBlock = new formatting.Rule(formatting.RuleDescriptor.create2(this.TypeScriptOpenBraceLeftTokenRange, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsTypeScriptDeclWithBlockContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeMultilineBlockContext), 2 /* Space */), 1 /* CanDeleteNewLines */); - // Place a space before open brace in a control flow construct - this.ControlOpenBraceLeftTokenRange = formatting.Shared.TokenRange.FromTokens([19 /* CloseParenToken */, 3 /* MultiLineCommentTrivia */, 80 /* DoKeyword */, 101 /* TryKeyword */, 86 /* FinallyKeyword */, 81 /* ElseKeyword */]); - this.SpaceBeforeOpenBraceInControl = new formatting.Rule(formatting.RuleDescriptor.create2(this.ControlOpenBraceLeftTokenRange, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsControlDeclContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeMultilineBlockContext), 2 /* Space */), 1 /* CanDeleteNewLines */); - // Insert a space after { and before } in single-line contexts, but remove space from empty object literals {}. - this.SpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 2 /* Space */)); - this.SpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 2 /* Space */)); - this.NoSpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 8 /* Delete */)); - this.NoSpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 8 /* Delete */)); - this.NoSpaceBetweenEmptyBraceBrackets = new formatting.Rule(formatting.RuleDescriptor.create1(16 /* OpenBraceToken */, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsObjectContext), 8 /* Delete */)); - // Insert new line after { and before } in multi-line contexts. - this.NewLineAfterOpenBraceInBlockContext = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsMultilineBlockContext), 4 /* NewLine */)); - // For functions and control block place } on a new line [multi-line rule] - this.NewLineBeforeCloseBraceInBlockContext = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.AnyIncludingMultilineComments, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsMultilineBlockContext), 4 /* NewLine */)); - // Special handling of unary operators. - // Prefix operators generally shouldn't have a space between - // them and their target unary expression. - this.NoSpaceAfterUnaryPrefixOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.UnaryPrefixOperators, formatting.Shared.TokenRange.UnaryPrefixExpressions), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); - this.NoSpaceAfterUnaryPreincrementOperator = new formatting.Rule(formatting.RuleDescriptor.create3(42 /* PlusPlusToken */, formatting.Shared.TokenRange.UnaryPreincrementExpressions), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceAfterUnaryPredecrementOperator = new formatting.Rule(formatting.RuleDescriptor.create3(43 /* MinusMinusToken */, formatting.Shared.TokenRange.UnaryPredecrementExpressions), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceBeforeUnaryPostincrementOperator = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.UnaryPostincrementExpressions, 42 /* PlusPlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceBeforeUnaryPostdecrementOperator = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.UnaryPostdecrementExpressions, 43 /* MinusMinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // More unary operator special-casing. - // DevDiv 181814: Be careful when removing leading whitespace - // around unary operators. Examples: - // 1 - -2 --X--> 1--2 - // a + ++b --X--> a+++b - this.SpaceAfterPostincrementWhenFollowedByAdd = new formatting.Rule(formatting.RuleDescriptor.create1(42 /* PlusPlusToken */, 36 /* PlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.SpaceAfterAddWhenFollowedByUnaryPlus = new formatting.Rule(formatting.RuleDescriptor.create1(36 /* PlusToken */, 36 /* PlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.SpaceAfterAddWhenFollowedByPreincrement = new formatting.Rule(formatting.RuleDescriptor.create1(36 /* PlusToken */, 42 /* PlusPlusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.SpaceAfterPostdecrementWhenFollowedBySubtract = new formatting.Rule(formatting.RuleDescriptor.create1(43 /* MinusMinusToken */, 37 /* MinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.SpaceAfterSubtractWhenFollowedByUnaryMinus = new formatting.Rule(formatting.RuleDescriptor.create1(37 /* MinusToken */, 37 /* MinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.SpaceAfterSubtractWhenFollowedByPredecrement = new formatting.Rule(formatting.RuleDescriptor.create1(37 /* MinusToken */, 43 /* MinusMinusToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.NoSpaceBeforeComma = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 25 /* CommaToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.SpaceAfterCertainKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([103 /* VarKeyword */, 99 /* ThrowKeyword */, 93 /* NewKeyword */, 79 /* DeleteKeyword */, 95 /* ReturnKeyword */, 102 /* TypeOfKeyword */, 120 /* AwaitKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceAfterLetConstInVariableDeclaration = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([109 /* LetKeyword */, 75 /* ConstKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsStartOfVariableDeclarationList), 2 /* Space */)); - this.NoSpaceBeforeOpenParenInFuncCall = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionCallOrNewContext, Rules.IsPreviousTokenNotComma), 8 /* Delete */)); - this.SpaceAfterFunctionInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create3(88 /* FunctionKeyword */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); - this.SpaceBeforeOpenParenInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionDeclContext), 2 /* Space */)); - this.NoSpaceBeforeOpenParenInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionDeclContext), 8 /* Delete */)); - this.SpaceAfterVoidOperator = new formatting.Rule(formatting.RuleDescriptor.create3(104 /* VoidKeyword */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsVoidOpContext), 2 /* Space */)); - this.NoSpaceBetweenReturnAndSemicolon = new formatting.Rule(formatting.RuleDescriptor.create1(95 /* ReturnKeyword */, 24 /* SemicolonToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // Add a space between statements. All keywords except (do,else,case) has open/close parens after them. - // So, we have a rule to add a space for [),Any], [do,Any], [else,Any], and [case,Any] - this.SpaceBetweenStatements = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([19 /* CloseParenToken */, 80 /* DoKeyword */, 81 /* ElseKeyword */, 72 /* CaseKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNonJsxElementContext, Rules.IsNotForContext), 2 /* Space */)); - // This low-pri rule takes care of "try {" and "finally {" in case the rule SpaceBeforeOpenBraceInControl didn't execute on FormatOnEnter. - this.SpaceAfterTryFinally = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([101 /* TryKeyword */, 86 /* FinallyKeyword */]), 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - // get x() {} - // set x(val) {} - this.SpaceAfterGetSetInMember = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([124 /* GetKeyword */, 133 /* SetKeyword */]), 70 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); - // Special case for binary operators (that are keywords). For these we have to add a space and shouldn't follow any user options. - this.SpaceBeforeBinaryKeywordOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.BinaryKeywordOperators), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.SpaceAfterBinaryKeywordOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.BinaryKeywordOperators, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - // TypeScript-specific higher priority rules - // Treat constructor as an identifier in a function declaration, and remove spaces between constructor and following left parentheses - this.SpaceAfterConstructor = new formatting.Rule(formatting.RuleDescriptor.create1(122 /* ConstructorKeyword */, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceAfterConstructor = new formatting.Rule(formatting.RuleDescriptor.create1(122 /* ConstructorKeyword */, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // Use of module as a function call. e.g.: import m2 = module("m2"); - this.NoSpaceAfterModuleImport = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([127 /* ModuleKeyword */, 131 /* RequireKeyword */]), 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // Add a space around certain TypeScript keywords - this.SpaceAfterCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([116 /* AbstractKeyword */, 74 /* ClassKeyword */, 123 /* DeclareKeyword */, 78 /* DefaultKeyword */, 82 /* EnumKeyword */, 83 /* ExportKeyword */, 84 /* ExtendsKeyword */, 124 /* GetKeyword */, 107 /* ImplementsKeyword */, 90 /* ImportKeyword */, 108 /* InterfaceKeyword */, 127 /* ModuleKeyword */, 128 /* NamespaceKeyword */, 111 /* PrivateKeyword */, 113 /* PublicKeyword */, 112 /* ProtectedKeyword */, 130 /* ReadonlyKeyword */, 133 /* SetKeyword */, 114 /* StaticKeyword */, 136 /* TypeKeyword */, 138 /* FromKeyword */, 126 /* KeyOfKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceBeforeCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([84 /* ExtendsKeyword */, 107 /* ImplementsKeyword */, 138 /* FromKeyword */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - // Treat string literals in module names as identifiers, and add a space between the literal and the opening Brace braces, e.g.: module "m2" { - this.SpaceAfterModuleName = new formatting.Rule(formatting.RuleDescriptor.create1(9 /* StringLiteral */, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsModuleDeclContext), 2 /* Space */)); - // Lambda expressions - this.SpaceBeforeArrow = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 35 /* EqualsGreaterThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceAfterArrow = new formatting.Rule(formatting.RuleDescriptor.create3(35 /* EqualsGreaterThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - // Optional parameters and let args - this.NoSpaceAfterEllipsis = new formatting.Rule(formatting.RuleDescriptor.create1(23 /* DotDotDotToken */, 70 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceAfterOptionalParameters = new formatting.Rule(formatting.RuleDescriptor.create3(54 /* QuestionToken */, formatting.Shared.TokenRange.FromTokens([19 /* CloseParenToken */, 25 /* CommaToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNotBinaryOpContext), 8 /* Delete */)); - // generics and type assertions - this.NoSpaceBeforeOpenAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.TypeNames, 26 /* LessThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); - this.NoSpaceBetweenCloseParenAndAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create1(19 /* CloseParenToken */, 26 /* LessThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); - this.NoSpaceAfterOpenAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create3(26 /* LessThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); - this.NoSpaceBeforeCloseAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 28 /* GreaterThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); - this.NoSpaceAfterCloseAngularBracket = new formatting.Rule(formatting.RuleDescriptor.create3(28 /* GreaterThanToken */, formatting.Shared.TokenRange.FromTokens([18 /* OpenParenToken */, 20 /* OpenBracketToken */, 28 /* GreaterThanToken */, 25 /* CommaToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeArgumentOrParameterOrAssertionContext), 8 /* Delete */)); - // Remove spaces in empty interface literals. e.g.: x: {} - this.NoSpaceBetweenEmptyInterfaceBraceBrackets = new formatting.Rule(formatting.RuleDescriptor.create1(16 /* OpenBraceToken */, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsObjectTypeContext), 8 /* Delete */)); - // decorators - this.SpaceBeforeAt = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 56 /* AtToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceAfterAt = new formatting.Rule(formatting.RuleDescriptor.create3(56 /* AtToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.SpaceAfterDecorator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([116 /* AbstractKeyword */, 70 /* Identifier */, 83 /* ExportKeyword */, 78 /* DefaultKeyword */, 74 /* ClassKeyword */, 114 /* StaticKeyword */, 113 /* PublicKeyword */, 111 /* PrivateKeyword */, 112 /* ProtectedKeyword */, 124 /* GetKeyword */, 133 /* SetKeyword */, 20 /* OpenBracketToken */, 38 /* AsteriskToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsEndOfDecoratorContextOnSameLine), 2 /* Space */)); - this.NoSpaceBetweenFunctionKeywordAndStar = new formatting.Rule(formatting.RuleDescriptor.create1(88 /* FunctionKeyword */, 38 /* AsteriskToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclarationOrFunctionExpressionContext), 8 /* Delete */)); - this.SpaceAfterStarInGeneratorDeclaration = new formatting.Rule(formatting.RuleDescriptor.create3(38 /* AsteriskToken */, formatting.Shared.TokenRange.FromTokens([70 /* Identifier */, 18 /* OpenParenToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclarationOrFunctionExpressionContext), 2 /* Space */)); - this.NoSpaceBetweenYieldKeywordAndStar = new formatting.Rule(formatting.RuleDescriptor.create1(115 /* YieldKeyword */, 38 /* AsteriskToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsYieldOrYieldStarWithOperand), 8 /* Delete */)); - this.SpaceBetweenYieldOrYieldStarAndOperand = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([115 /* YieldKeyword */, 38 /* AsteriskToken */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsYieldOrYieldStarWithOperand), 2 /* Space */)); - // Async-await - this.SpaceBetweenAsyncAndOpenParen = new formatting.Rule(formatting.RuleDescriptor.create1(119 /* AsyncKeyword */, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsArrowFunctionContext, Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceBetweenAsyncAndFunctionKeyword = new formatting.Rule(formatting.RuleDescriptor.create1(119 /* AsyncKeyword */, 88 /* FunctionKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - // template string - this.NoSpaceBetweenTagAndTemplateString = new formatting.Rule(formatting.RuleDescriptor.create3(70 /* Identifier */, formatting.Shared.TokenRange.FromTokens([12 /* NoSubstitutionTemplateLiteral */, 13 /* TemplateHead */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // jsx opening element - this.SpaceBeforeJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 70 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNextTokenParentJsxAttribute, Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceBeforeSlashInJsxOpeningElement = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 40 /* SlashToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxSelfClosingElementContext, Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceBeforeGreaterThanTokenInJsxOpeningElement = new formatting.Rule(formatting.RuleDescriptor.create1(40 /* SlashToken */, 28 /* GreaterThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxSelfClosingElementContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceBeforeEqualInJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 57 /* EqualsToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxAttributeContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceAfterEqualInJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create3(57 /* EqualsToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxAttributeContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // These rules are higher in priority than user-configurable rules. - this.HighPriorityCommonRules = [ - this.IgnoreBeforeComment, this.IgnoreAfterLineComment, - this.NoSpaceBeforeColon, this.SpaceAfterColon, this.NoSpaceBeforeQuestionMark, this.SpaceAfterQuestionMarkInConditionalOperator, - this.NoSpaceAfterQuestionMark, - this.NoSpaceBeforeDot, this.NoSpaceAfterDot, - this.NoSpaceAfterUnaryPrefixOperator, - this.NoSpaceAfterUnaryPreincrementOperator, this.NoSpaceAfterUnaryPredecrementOperator, - this.NoSpaceBeforeUnaryPostincrementOperator, this.NoSpaceBeforeUnaryPostdecrementOperator, - this.SpaceAfterPostincrementWhenFollowedByAdd, - this.SpaceAfterAddWhenFollowedByUnaryPlus, this.SpaceAfterAddWhenFollowedByPreincrement, - this.SpaceAfterPostdecrementWhenFollowedBySubtract, - this.SpaceAfterSubtractWhenFollowedByUnaryMinus, this.SpaceAfterSubtractWhenFollowedByPredecrement, - this.NoSpaceAfterCloseBrace, - this.NewLineBeforeCloseBraceInBlockContext, - this.SpaceAfterCloseBrace, this.SpaceBetweenCloseBraceAndElse, this.SpaceBetweenCloseBraceAndWhile, this.NoSpaceBetweenEmptyBraceBrackets, - this.NoSpaceBetweenFunctionKeywordAndStar, this.SpaceAfterStarInGeneratorDeclaration, - this.SpaceAfterFunctionInFuncDecl, this.NewLineAfterOpenBraceInBlockContext, this.SpaceAfterGetSetInMember, - this.NoSpaceBetweenYieldKeywordAndStar, this.SpaceBetweenYieldOrYieldStarAndOperand, - this.NoSpaceBetweenReturnAndSemicolon, - this.SpaceAfterCertainKeywords, - this.SpaceAfterLetConstInVariableDeclaration, - this.NoSpaceBeforeOpenParenInFuncCall, - this.SpaceBeforeBinaryKeywordOperator, this.SpaceAfterBinaryKeywordOperator, - this.SpaceAfterVoidOperator, - this.SpaceBetweenAsyncAndOpenParen, this.SpaceBetweenAsyncAndFunctionKeyword, - this.NoSpaceBetweenTagAndTemplateString, - this.SpaceBeforeJsxAttribute, this.SpaceBeforeSlashInJsxOpeningElement, this.NoSpaceBeforeGreaterThanTokenInJsxOpeningElement, - this.NoSpaceBeforeEqualInJsxAttribute, this.NoSpaceAfterEqualInJsxAttribute, - // TypeScript-specific rules - this.NoSpaceAfterModuleImport, - this.SpaceAfterCertainTypeScriptKeywords, this.SpaceBeforeCertainTypeScriptKeywords, - this.SpaceAfterModuleName, - this.SpaceBeforeArrow, this.SpaceAfterArrow, - this.NoSpaceAfterEllipsis, - this.NoSpaceAfterOptionalParameters, - this.NoSpaceBetweenEmptyInterfaceBraceBrackets, - this.NoSpaceBeforeOpenAngularBracket, - this.NoSpaceBetweenCloseParenAndAngularBracket, - this.NoSpaceAfterOpenAngularBracket, - this.NoSpaceBeforeCloseAngularBracket, - this.NoSpaceAfterCloseAngularBracket, - this.SpaceBeforeAt, - this.NoSpaceAfterAt, - this.SpaceAfterDecorator, - ]; - // These rules are lower in priority than user-configurable rules. - this.LowPriorityCommonRules = [ - this.NoSpaceBeforeSemicolon, - this.SpaceBeforeOpenBraceInControl, this.SpaceBeforeOpenBraceInFunction, this.SpaceBeforeOpenBraceInTypeScriptDeclWithBlock, - this.NoSpaceBeforeComma, - this.NoSpaceBeforeOpenBracket, - this.NoSpaceAfterCloseBracket, - this.SpaceAfterSemicolon, - this.SpaceBetweenStatements, this.SpaceAfterTryFinally - ]; - /// - /// Rules controlled by user options - /// - // Insert space after comma delimiter - this.SpaceAfterComma = new formatting.Rule(formatting.RuleDescriptor.create3(25 /* CommaToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNonJsxElementContext, Rules.IsNextTokenNotCloseBracket), 2 /* Space */)); - this.NoSpaceAfterComma = new formatting.Rule(formatting.RuleDescriptor.create3(25 /* CommaToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNonJsxElementContext), 8 /* Delete */)); - // Insert space before and after binary operators - this.SpaceBeforeBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.BinaryOperators), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.SpaceAfterBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.BinaryOperators, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); - this.NoSpaceBeforeBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.BinaryOperators), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 8 /* Delete */)); - this.NoSpaceAfterBinaryOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.BinaryOperators, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 8 /* Delete */)); - // Insert space after keywords in control flow statements - this.SpaceAfterKeywordInControl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Keywords, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsControlDeclContext), 2 /* Space */)); - this.NoSpaceAfterKeywordInControl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Keywords, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsControlDeclContext), 8 /* Delete */)); - // Open Brace braces after function - // TypeScript: Function can have return types, which can be made of tons of different token kinds - this.NewLineBeforeOpenBraceInFunction = new formatting.Rule(formatting.RuleDescriptor.create2(this.FunctionOpenBraceLeftTokenRange, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext, Rules.IsBeforeMultilineBlockContext), 4 /* NewLine */), 1 /* CanDeleteNewLines */); - // Open Brace braces after TypeScript module/class/interface - this.NewLineBeforeOpenBraceInTypeScriptDeclWithBlock = new formatting.Rule(formatting.RuleDescriptor.create2(this.TypeScriptOpenBraceLeftTokenRange, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsTypeScriptDeclWithBlockContext, Rules.IsBeforeMultilineBlockContext), 4 /* NewLine */), 1 /* CanDeleteNewLines */); - // Open Brace braces after control block - this.NewLineBeforeOpenBraceInControl = new formatting.Rule(formatting.RuleDescriptor.create2(this.ControlOpenBraceLeftTokenRange, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsControlDeclContext, Rules.IsBeforeMultilineBlockContext), 4 /* NewLine */), 1 /* CanDeleteNewLines */); - // Insert space after semicolon in for statement - this.SpaceAfterSemicolonInFor = new formatting.Rule(formatting.RuleDescriptor.create3(24 /* SemicolonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsForContext), 2 /* Space */)); - this.NoSpaceAfterSemicolonInFor = new formatting.Rule(formatting.RuleDescriptor.create3(24 /* SemicolonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsForContext), 8 /* Delete */)); - // Insert space after opening and before closing nonempty parenthesis - this.SpaceAfterOpenParen = new formatting.Rule(formatting.RuleDescriptor.create3(18 /* OpenParenToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceBeforeCloseParen = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 19 /* CloseParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceBetweenParens = new formatting.Rule(formatting.RuleDescriptor.create1(18 /* OpenParenToken */, 19 /* CloseParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceAfterOpenParen = new formatting.Rule(formatting.RuleDescriptor.create3(18 /* OpenParenToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceBeforeCloseParen = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 19 /* CloseParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // Insert space after opening and before closing nonempty brackets - this.SpaceAfterOpenBracket = new formatting.Rule(formatting.RuleDescriptor.create3(20 /* OpenBracketToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceBeforeCloseBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 21 /* CloseBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceBetweenBrackets = new formatting.Rule(formatting.RuleDescriptor.create1(20 /* OpenBracketToken */, 21 /* CloseBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceAfterOpenBracket = new formatting.Rule(formatting.RuleDescriptor.create3(20 /* OpenBracketToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.NoSpaceBeforeCloseBracket = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 21 /* CloseBracketToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - // Insert space after opening and before closing template string braces - this.NoSpaceAfterTemplateHeadAndMiddle = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([13 /* TemplateHead */, 14 /* TemplateMiddle */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.SpaceAfterTemplateHeadAndMiddle = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([13 /* TemplateHead */, 14 /* TemplateMiddle */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceBeforeTemplateMiddleAndTail = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([14 /* TemplateMiddle */, 15 /* TemplateTail */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.SpaceBeforeTemplateMiddleAndTail = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([14 /* TemplateMiddle */, 15 /* TemplateTail */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - // No space after { and before } in JSX expression - this.NoSpaceAfterOpenBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 8 /* Delete */)); - this.SpaceAfterOpenBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 2 /* Space */)); - this.NoSpaceBeforeCloseBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 8 /* Delete */)); - this.SpaceBeforeCloseBraceInJsxExpression = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsJsxExpressionContext), 2 /* Space */)); - // Insert space after function keyword for anonymous functions - this.SpaceAfterAnonymousFunctionKeyword = new formatting.Rule(formatting.RuleDescriptor.create1(88 /* FunctionKeyword */, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); - this.NoSpaceAfterAnonymousFunctionKeyword = new formatting.Rule(formatting.RuleDescriptor.create1(88 /* FunctionKeyword */, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 8 /* Delete */)); - // No space after type assertion - this.NoSpaceAfterTypeAssertion = new formatting.Rule(formatting.RuleDescriptor.create3(28 /* GreaterThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeAssertionContext), 8 /* Delete */)); - this.SpaceAfterTypeAssertion = new formatting.Rule(formatting.RuleDescriptor.create3(28 /* GreaterThanToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsTypeAssertionContext), 2 /* Space */)); - } - Rules.prototype.getRuleName = function (rule) { - var o = this; - for (var name_50 in o) { - if (o[name_50] === rule) { - return name_50; + var codefix; + (function (codefix) { + var ChangeTracker = ts.textChanges.ChangeTracker; + codefix.registerCodeFix({ + errorCodes: [ + ts.Diagnostics.Cannot_find_name_0.code, + ts.Diagnostics.Cannot_find_name_0_Did_you_mean_1.code, + ts.Diagnostics.Cannot_find_namespace_0.code, + ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead.code + ], + getCodeActions: getImportCodeActions + }); + var ModuleSpecifierComparison; + (function (ModuleSpecifierComparison) { + ModuleSpecifierComparison[ModuleSpecifierComparison["Better"] = 0] = "Better"; + ModuleSpecifierComparison[ModuleSpecifierComparison["Equal"] = 1] = "Equal"; + ModuleSpecifierComparison[ModuleSpecifierComparison["Worse"] = 2] = "Worse"; + })(ModuleSpecifierComparison || (ModuleSpecifierComparison = {})); + var ImportCodeActionMap = /** @class */ (function () { + function ImportCodeActionMap() { + this.symbolIdToActionMap = []; + } + ImportCodeActionMap.prototype.addAction = function (symbolId, newAction) { + var actions = this.symbolIdToActionMap[symbolId]; + if (!actions) { + this.symbolIdToActionMap[symbolId] = [newAction]; + return; + } + if (newAction.kind === "CodeChange") { + actions.push(newAction); + return; + } + var updatedNewImports = []; + for (var _i = 0, _a = this.symbolIdToActionMap[symbolId]; _i < _a.length; _i++) { + var existingAction = _a[_i]; + if (existingAction.kind === "CodeChange") { + // only import actions should compare + updatedNewImports.push(existingAction); + continue; + } + switch (this.compareModuleSpecifiers(existingAction.moduleSpecifier, newAction.moduleSpecifier)) { + case 0 /* Better */: + // the new one is not worth considering if it is a new import. + // However if it is instead a insertion into existing import, the user might want to use + // the module specifier even it is worse by our standards. So keep it. + if (newAction.kind === "NewImport") { + return; + } + // falls through + case 1 /* Equal */: + // the current one is safe. But it is still possible that the new one is worse + // than another existing one. For example, you may have new imports from "./foo/bar" + // and "bar", when the new one is "bar/bar2" and the current one is "./foo/bar". The new + // one and the current one are not comparable (one relative path and one absolute path), + // but the new one is worse than the other one, so should not add to the list. + updatedNewImports.push(existingAction); + break; + case 2 /* Worse */: + // the existing one is worse, remove from the list. + continue; } } - throw new Error("Unknown rule"); - }; - /// - /// Contexts - /// - Rules.IsForContext = function (context) { - return context.contextNode.kind === 211 /* ForStatement */; - }; - Rules.IsNotForContext = function (context) { - return !Rules.IsForContext(context); + // if we reach here, it means the new one is better or equal to all of the existing ones. + updatedNewImports.push(newAction); + this.symbolIdToActionMap[symbolId] = updatedNewImports; }; - Rules.IsBinaryOpContext = function (context) { - switch (context.contextNode.kind) { - case 192 /* BinaryExpression */: - case 193 /* ConditionalExpression */: - case 200 /* AsExpression */: - case 243 /* ExportSpecifier */: - case 239 /* ImportSpecifier */: - case 156 /* TypePredicate */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - return true; - // equals in binding elements: function foo([[x, y] = [1, 2]]) - case 174 /* BindingElement */: - // equals in type X = ... - case 228 /* TypeAliasDeclaration */: - // equal in import a = module('a'); - case 234 /* ImportEqualsDeclaration */: - // equal in let a = 0; - case 223 /* VariableDeclaration */: - // equal in p = 0; - case 144 /* Parameter */: - case 260 /* EnumMember */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - return context.currentTokenSpan.kind === 57 /* EqualsToken */ || context.nextTokenSpan.kind === 57 /* EqualsToken */; - // "in" keyword in for (let x in []) { } - case 212 /* ForInStatement */: - // "in" keyword in [P in keyof T]: T[P] - case 143 /* TypeParameter */: - return context.currentTokenSpan.kind === 91 /* InKeyword */ || context.nextTokenSpan.kind === 91 /* InKeyword */; - // Technically, "of" is not a binary operator, but format it the same way as "in" - case 213 /* ForOfStatement */: - return context.currentTokenSpan.kind === 140 /* OfKeyword */ || context.nextTokenSpan.kind === 140 /* OfKeyword */; + ImportCodeActionMap.prototype.addActions = function (symbolId, newActions) { + for (var _i = 0, newActions_1 = newActions; _i < newActions_1.length; _i++) { + var newAction = newActions_1[_i]; + this.addAction(symbolId, newAction); } - return false; - }; - Rules.IsNotBinaryOpContext = function (context) { - return !Rules.IsBinaryOpContext(context); - }; - Rules.IsConditionalOperatorContext = function (context) { - return context.contextNode.kind === 193 /* ConditionalExpression */; - }; - Rules.IsSameLineTokenOrBeforeMultilineBlockContext = function (context) { - //// This check is mainly used inside SpaceBeforeOpenBraceInControl and SpaceBeforeOpenBraceInFunction. - //// - //// Ex: - //// if (1) { .... - //// * ) and { are on the same line so apply the rule. Here we don't care whether it's same or multi block context - //// - //// Ex: - //// if (1) - //// { ... } - //// * ) and { are on different lines. We only need to format if the block is multiline context. So in this case we don't format. - //// - //// Ex: - //// if (1) - //// { ... - //// } - //// * ) and { are on different lines. We only need to format if the block is multiline context. So in this case we format. - return context.TokensAreOnSameLine() || Rules.IsBeforeMultilineBlockContext(context); - }; - // This check is done before an open brace in a control construct, a function, or a typescript block declaration - Rules.IsBeforeMultilineBlockContext = function (context) { - return Rules.IsBeforeBlockContext(context) && !(context.NextNodeAllOnSameLine() || context.NextNodeBlockIsOnOneLine()); }; - Rules.IsMultilineBlockContext = function (context) { - return Rules.IsBlockContext(context) && !(context.ContextNodeAllOnSameLine() || context.ContextNodeBlockIsOnOneLine()); + ImportCodeActionMap.prototype.getAllActions = function () { + var result = []; + for (var key in this.symbolIdToActionMap) { + result = ts.concatenate(result, this.symbolIdToActionMap[key]); + } + return result; }; - Rules.IsSingleLineBlockContext = function (context) { - return Rules.IsBlockContext(context) && (context.ContextNodeAllOnSameLine() || context.ContextNodeBlockIsOnOneLine()); + ImportCodeActionMap.prototype.compareModuleSpecifiers = function (moduleSpecifier1, moduleSpecifier2) { + if (moduleSpecifier1 === moduleSpecifier2) { + return 1 /* Equal */; + } + // if moduleSpecifier1 (ms1) is a substring of ms2, then it is better + if (moduleSpecifier2.indexOf(moduleSpecifier1) === 0) { + return 0 /* Better */; + } + if (moduleSpecifier1.indexOf(moduleSpecifier2) === 0) { + return 2 /* Worse */; + } + // if both are relative paths, and ms1 has fewer levels, then it is better + if (ts.isExternalModuleNameRelative(moduleSpecifier1) && ts.isExternalModuleNameRelative(moduleSpecifier2)) { + var regex = new RegExp(ts.directorySeparator, "g"); + var moduleSpecifier1LevelCount = (moduleSpecifier1.match(regex) || []).length; + var moduleSpecifier2LevelCount = (moduleSpecifier2.match(regex) || []).length; + return moduleSpecifier1LevelCount < moduleSpecifier2LevelCount + ? 0 /* Better */ + : moduleSpecifier1LevelCount === moduleSpecifier2LevelCount + ? 1 /* Equal */ + : 2 /* Worse */; + } + // the equal cases include when the two specifiers are not comparable. + return 1 /* Equal */; }; - Rules.IsBlockContext = function (context) { - return Rules.NodeIsBlockContext(context.contextNode); + return ImportCodeActionMap; + }()); + function createCodeAction(description, diagnosticArgs, changes, kind, moduleSpecifier) { + return { + description: ts.formatMessage.apply(undefined, [undefined, description].concat(diagnosticArgs)), + changes: changes, + kind: kind, + moduleSpecifier: moduleSpecifier }; - Rules.IsBeforeBlockContext = function (context) { - return Rules.NodeIsBlockContext(context.nextTokenParent); + } + function convertToImportCodeFixContext(context) { + var useCaseSensitiveFileNames = context.host.useCaseSensitiveFileNames ? context.host.useCaseSensitiveFileNames() : false; + var checker = context.program.getTypeChecker(); + var symbolToken = ts.getTokenAtPosition(context.sourceFile, context.span.start, /*includeJsDocComment*/ false); + return { + host: context.host, + newLineCharacter: context.newLineCharacter, + rulesProvider: context.rulesProvider, + sourceFile: context.sourceFile, + checker: checker, + compilerOptions: context.program.getCompilerOptions(), + cachedImportDeclarations: [], + getCanonicalFileName: ts.createGetCanonicalFileName(useCaseSensitiveFileNames), + symbolName: symbolToken.getText(), + symbolToken: symbolToken, }; - // IMPORTANT!!! This method must return true ONLY for nodes with open and close braces as immediate children - Rules.NodeIsBlockContext = function (node) { - if (Rules.NodeIsTypeScriptDeclWithBlockContext(node)) { - // This means we are in a context that looks like a block to the user, but in the grammar is actually not a node (it's a class, module, enum, object type literal, etc). - return true; - } - switch (node.kind) { - case 204 /* Block */: - case 232 /* CaseBlock */: - case 176 /* ObjectLiteralExpression */: - case 231 /* ModuleBlock */: - return true; + } + var ImportKind; + (function (ImportKind) { + ImportKind[ImportKind["Named"] = 0] = "Named"; + ImportKind[ImportKind["Default"] = 1] = "Default"; + ImportKind[ImportKind["Namespace"] = 2] = "Namespace"; + })(ImportKind = codefix.ImportKind || (codefix.ImportKind = {})); + function getCodeActionForImport(moduleSymbol, context) { + var declarations = getImportDeclarations(moduleSymbol, context.checker, context.sourceFile, context.cachedImportDeclarations); + var actions = []; + if (context.symbolToken) { + // It is possible that multiple import statements with the same specifier exist in the file. + // e.g. + // + // import * as ns from "foo"; + // import { member1, member2 } from "foo"; + // + // member3/**/ <-- cusor here + // + // in this case we should provie 2 actions: + // 1. change "member3" to "ns.member3" + // 2. add "member3" to the second import statement's import list + // and it is up to the user to decide which one fits best. + for (var _i = 0, declarations_13 = declarations; _i < declarations_13.length; _i++) { + var declaration = declarations_13[_i]; + var namespace = getNamespaceImportName(declaration); + if (namespace) { + actions.push(getCodeActionForUseExistingNamespaceImport(namespace.text, context, context.symbolToken)); + } } - return false; - }; - Rules.IsFunctionDeclContext = function (context) { - switch (context.contextNode.kind) { - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - // case SyntaxKind.MemberFunctionDeclaration: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - // case SyntaxKind.MethodSignature: - case 153 /* CallSignature */: - case 184 /* FunctionExpression */: - case 150 /* Constructor */: - case 185 /* ArrowFunction */: - // case SyntaxKind.ConstructorDeclaration: - // case SyntaxKind.SimpleArrowFunctionExpression: - // case SyntaxKind.ParenthesizedArrowFunctionExpression: - case 227 /* InterfaceDeclaration */: - return true; + } + actions.push(getCodeActionForAddImport(moduleSymbol, context, declarations)); + return actions; + } + codefix.getCodeActionForImport = getCodeActionForImport; + function getNamespaceImportName(declaration) { + if (declaration.kind === 238 /* ImportDeclaration */) { + var namedBindings = declaration.importClause && declaration.importClause.namedBindings; + return namedBindings && namedBindings.kind === 240 /* NamespaceImport */ ? namedBindings.name : undefined; + } + else { + return declaration.name; + } + } + // TODO(anhans): This doesn't seem important to cache... just use an iterator instead of creating a new array? + function getImportDeclarations(moduleSymbol, checker, _a, cachedImportDeclarations) { + var imports = _a.imports; + if (cachedImportDeclarations === void 0) { cachedImportDeclarations = []; } + var moduleSymbolId = ts.getUniqueSymbolId(moduleSymbol, checker); + var cached = cachedImportDeclarations[moduleSymbolId]; + if (!cached) { + cached = cachedImportDeclarations[moduleSymbolId] = ts.mapDefined(imports, function (importModuleSpecifier) { + return checker.getSymbolAtLocation(importModuleSpecifier) === moduleSymbol ? getImportDeclaration(importModuleSpecifier) : undefined; + }); + } + return cached; + } + function getImportDeclaration(_a) { + var parent = _a.parent; + switch (parent.kind) { + case 238 /* ImportDeclaration */: + return parent; + case 248 /* ExternalModuleReference */: + return parent.parent; + default: + ts.Debug.assert(parent.kind === 244 /* ExportDeclaration */); + // Ignore these, can't add imports to them. + return undefined; + } + } + function getCodeActionForNewImport(context, moduleSpecifier) { + var kind = context.kind, sourceFile = context.sourceFile, newLineCharacter = context.newLineCharacter, symbolName = context.symbolName; + var lastImportDeclaration = ts.findLast(sourceFile.statements, ts.isAnyImportSyntax); + var moduleSpecifierWithoutQuotes = ts.stripQuotes(moduleSpecifier); + var importDecl = ts.createImportDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, createImportClauseOfKind(kind, symbolName), createStringLiteralWithQuoteStyle(sourceFile, moduleSpecifierWithoutQuotes)); + var changes = ChangeTracker.with(context, function (changeTracker) { + if (lastImportDeclaration) { + changeTracker.insertNodeAfter(sourceFile, lastImportDeclaration, importDecl, { suffix: newLineCharacter }); } - return false; - }; - Rules.IsFunctionDeclarationOrFunctionExpressionContext = function (context) { - return context.contextNode.kind === 225 /* FunctionDeclaration */ || context.contextNode.kind === 184 /* FunctionExpression */; - }; - Rules.IsTypeScriptDeclWithBlockContext = function (context) { - return Rules.NodeIsTypeScriptDeclWithBlockContext(context.contextNode); - }; - Rules.NodeIsTypeScriptDeclWithBlockContext = function (node) { - switch (node.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 161 /* TypeLiteral */: - case 230 /* ModuleDeclaration */: - case 241 /* ExportDeclaration */: - case 242 /* NamedExports */: - case 235 /* ImportDeclaration */: - case 238 /* NamedImports */: - return true; + else { + changeTracker.insertNodeAt(sourceFile, ts.getSourceFileImportLocation(sourceFile), importDecl, { suffix: "" + newLineCharacter + newLineCharacter }); } - return false; - }; - Rules.IsAfterCodeBlockContext = function (context) { - switch (context.currentTokenParent.kind) { - case 226 /* ClassDeclaration */: - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: - case 256 /* CatchClause */: - case 231 /* ModuleBlock */: - case 218 /* SwitchStatement */: - return true; - case 204 /* Block */: { - var blockParent = context.currentTokenParent.parent; - if (blockParent.kind !== 185 /* ArrowFunction */ && - blockParent.kind !== 184 /* FunctionExpression */) { - return true; + }); + // if this file doesn't have any import statements, insert an import statement and then insert a new line + // between the only import statement and user code. Otherwise just insert the statement because chances + // are there are already a new line seperating code and import statements. + return createCodeAction(ts.Diagnostics.Import_0_from_1, [symbolName, moduleSpecifierWithoutQuotes], changes, "NewImport", moduleSpecifierWithoutQuotes); + } + function createStringLiteralWithQuoteStyle(sourceFile, text) { + var literal = ts.createLiteral(text); + var firstModuleSpecifier = ts.firstOrUndefined(sourceFile.imports); + literal.singleQuote = !!firstModuleSpecifier && !ts.isStringDoubleQuoted(firstModuleSpecifier, sourceFile); + return literal; + } + function createImportClauseOfKind(kind, symbolName) { + var id = ts.createIdentifier(symbolName); + switch (kind) { + case 1 /* Default */: + return ts.createImportClause(id, /*namedBindings*/ undefined); + case 2 /* Namespace */: + return ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(id)); + case 0 /* Named */: + return ts.createImportClause(/*name*/ undefined, ts.createNamedImports([ts.createImportSpecifier(/*propertyName*/ undefined, id)])); + default: + ts.Debug.assertNever(kind); + } + } + function getModuleSpecifierForNewImport(sourceFile, moduleSymbol, options, getCanonicalFileName, host) { + var moduleFileName = moduleSymbol.valueDeclaration.getSourceFile().fileName; + var sourceDirectory = ts.getDirectoryPath(sourceFile.fileName); + return tryGetModuleNameFromAmbientModule(moduleSymbol) || + tryGetModuleNameFromTypeRoots(options, host, getCanonicalFileName, moduleFileName) || + tryGetModuleNameAsNodeModule(options, moduleFileName, host, getCanonicalFileName, sourceDirectory) || + tryGetModuleNameFromBaseUrl(options, moduleFileName, getCanonicalFileName) || + options.rootDirs && tryGetModuleNameFromRootDirs(options.rootDirs, moduleFileName, sourceDirectory, getCanonicalFileName) || + ts.removeFileExtension(getRelativePath(moduleFileName, sourceDirectory, getCanonicalFileName)); + } + function tryGetModuleNameFromAmbientModule(moduleSymbol) { + var decl = moduleSymbol.valueDeclaration; + if (ts.isModuleDeclaration(decl) && ts.isStringLiteral(decl.name)) { + return decl.name.text; + } + } + function tryGetModuleNameFromBaseUrl(options, moduleFileName, getCanonicalFileName) { + if (!options.baseUrl) { + return undefined; + } + var relativeName = getRelativePathIfInDirectory(moduleFileName, options.baseUrl, getCanonicalFileName); + if (!relativeName) { + return undefined; + } + var relativeNameWithIndex = ts.removeFileExtension(relativeName); + relativeName = removeExtensionAndIndexPostFix(relativeName); + if (options.paths) { + for (var key in options.paths) { + for (var _i = 0, _a = options.paths[key]; _i < _a.length; _i++) { + var pattern = _a[_i]; + var indexOfStar = pattern.indexOf("*"); + if (indexOfStar === 0 && pattern.length === 1) { + continue; + } + else if (indexOfStar !== -1) { + var prefix = pattern.substr(0, indexOfStar); + var suffix = pattern.substr(indexOfStar + 1); + if (relativeName.length >= prefix.length + suffix.length && + ts.startsWith(relativeName, prefix) && + ts.endsWith(relativeName, suffix)) { + var matchedStar = relativeName.substr(prefix.length, relativeName.length - suffix.length); + return key.replace("\*", matchedStar); + } + } + else if (pattern === relativeName || pattern === relativeNameWithIndex) { + return key; } } } - return false; - }; - Rules.IsControlDeclContext = function (context) { - switch (context.contextNode.kind) { - case 208 /* IfStatement */: - case 218 /* SwitchStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 210 /* WhileStatement */: - case 221 /* TryStatement */: - case 209 /* DoStatement */: - case 217 /* WithStatement */: - // TODO - // case SyntaxKind.ElseClause: - case 256 /* CatchClause */: - return true; - default: - return false; + } + return relativeName; + } + function tryGetModuleNameFromRootDirs(rootDirs, moduleFileName, sourceDirectory, getCanonicalFileName) { + var normalizedTargetPath = getPathRelativeToRootDirs(moduleFileName, rootDirs, getCanonicalFileName); + if (normalizedTargetPath === undefined) { + return undefined; + } + var normalizedSourcePath = getPathRelativeToRootDirs(sourceDirectory, rootDirs, getCanonicalFileName); + var relativePath = normalizedSourcePath !== undefined ? getRelativePath(normalizedTargetPath, normalizedSourcePath, getCanonicalFileName) : normalizedTargetPath; + return ts.removeFileExtension(relativePath); + } + function tryGetModuleNameFromTypeRoots(options, host, getCanonicalFileName, moduleFileName) { + var roots = ts.getEffectiveTypeRoots(options, host); + return roots && ts.firstDefined(roots, function (unNormalizedTypeRoot) { + var typeRoot = ts.toPath(unNormalizedTypeRoot, /*basePath*/ undefined, getCanonicalFileName); + if (ts.startsWith(moduleFileName, typeRoot)) { + return removeExtensionAndIndexPostFix(moduleFileName.substring(typeRoot.length + 1)); } - }; - Rules.IsObjectContext = function (context) { - return context.contextNode.kind === 176 /* ObjectLiteralExpression */; - }; - Rules.IsFunctionCallContext = function (context) { - return context.contextNode.kind === 179 /* CallExpression */; - }; - Rules.IsNewContext = function (context) { - return context.contextNode.kind === 180 /* NewExpression */; - }; - Rules.IsFunctionCallOrNewContext = function (context) { - return Rules.IsFunctionCallContext(context) || Rules.IsNewContext(context); - }; - Rules.IsPreviousTokenNotComma = function (context) { - return context.currentTokenSpan.kind !== 25 /* CommaToken */; - }; - Rules.IsNextTokenNotCloseBracket = function (context) { - return context.nextTokenSpan.kind !== 21 /* CloseBracketToken */; - }; - Rules.IsArrowFunctionContext = function (context) { - return context.contextNode.kind === 185 /* ArrowFunction */; - }; - Rules.IsNonJsxSameLineTokenContext = function (context) { - return context.TokensAreOnSameLine() && context.contextNode.kind !== 10 /* JsxText */; - }; - Rules.IsNonJsxElementContext = function (context) { - return context.contextNode.kind !== 246 /* JsxElement */; - }; - Rules.IsJsxExpressionContext = function (context) { - return context.contextNode.kind === 252 /* JsxExpression */; - }; - Rules.IsNextTokenParentJsxAttribute = function (context) { - return context.nextTokenParent.kind === 250 /* JsxAttribute */; - }; - Rules.IsJsxAttributeContext = function (context) { - return context.contextNode.kind === 250 /* JsxAttribute */; - }; - Rules.IsJsxSelfClosingElementContext = function (context) { - return context.contextNode.kind === 247 /* JsxSelfClosingElement */; - }; - Rules.IsNotBeforeBlockInFunctionDeclarationContext = function (context) { - return !Rules.IsFunctionDeclContext(context) && !Rules.IsBeforeBlockContext(context); - }; - Rules.IsEndOfDecoratorContextOnSameLine = function (context) { - return context.TokensAreOnSameLine() && - context.contextNode.decorators && - Rules.NodeIsInDecoratorContext(context.currentTokenParent) && - !Rules.NodeIsInDecoratorContext(context.nextTokenParent); - }; - Rules.NodeIsInDecoratorContext = function (node) { - while (ts.isPartOfExpression(node)) { - node = node.parent; + }); + } + function tryGetModuleNameAsNodeModule(options, moduleFileName, host, getCanonicalFileName, sourceDirectory) { + if (ts.getEmitModuleResolutionKind(options) !== ts.ModuleResolutionKind.NodeJs) { + // nothing to do here + return undefined; + } + var parts = getNodeModulePathParts(moduleFileName); + if (!parts) { + return undefined; + } + // Simplify the full file path to something that can be resolved by Node. + // If the module could be imported by a directory name, use that directory's name + var moduleSpecifier = getDirectoryOrExtensionlessFileName(moduleFileName); + // Get a path that's relative to node_modules or the importing file's path + moduleSpecifier = getNodeResolvablePath(moduleSpecifier); + // If the module was found in @types, get the actual Node package name + return ts.getPackageNameFromAtTypesDirectory(moduleSpecifier); + function getDirectoryOrExtensionlessFileName(path) { + // If the file is the main module, it can be imported by the package name + var packageRootPath = path.substring(0, parts.packageRootIndex); + var packageJsonPath = ts.combinePaths(packageRootPath, "package.json"); + if (host.fileExists(packageJsonPath)) { + var packageJsonContent = JSON.parse(host.readFile(packageJsonPath)); + if (packageJsonContent) { + var mainFileRelative = packageJsonContent.typings || packageJsonContent.types || packageJsonContent.main; + if (mainFileRelative) { + var mainExportFile = ts.toPath(mainFileRelative, packageRootPath, getCanonicalFileName); + if (mainExportFile === getCanonicalFileName(path)) { + return packageRootPath; + } + } + } } - return node.kind === 145 /* Decorator */; - }; - Rules.IsStartOfVariableDeclarationList = function (context) { - return context.currentTokenParent.kind === 224 /* VariableDeclarationList */ && - context.currentTokenParent.getStart(context.sourceFile) === context.currentTokenSpan.pos; - }; - Rules.IsNotFormatOnEnter = function (context) { - return context.formattingRequestKind !== 2 /* FormatOnEnter */; - }; - Rules.IsModuleDeclContext = function (context) { - return context.contextNode.kind === 230 /* ModuleDeclaration */; - }; - Rules.IsObjectTypeContext = function (context) { - return context.contextNode.kind === 161 /* TypeLiteral */; // && context.contextNode.parent.kind !== SyntaxKind.InterfaceDeclaration; - }; - Rules.IsTypeArgumentOrParameterOrAssertion = function (token, parent) { - if (token.kind !== 26 /* LessThanToken */ && token.kind !== 28 /* GreaterThanToken */) { - return false; + // We still have a file name - remove the extension + var fullModulePathWithoutExtension = ts.removeFileExtension(path); + // If the file is /index, it can be imported by its directory name + if (getCanonicalFileName(fullModulePathWithoutExtension.substring(parts.fileNameIndex)) === "/index") { + return fullModulePathWithoutExtension.substring(0, parts.fileNameIndex); } - switch (parent.kind) { - case 157 /* TypeReference */: - case 182 /* TypeAssertionExpression */: - case 228 /* TypeAliasDeclaration */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 199 /* ExpressionWithTypeArguments */: - return true; - default: - return false; + return fullModulePathWithoutExtension; + } + function getNodeResolvablePath(path) { + var basePath = path.substring(0, parts.topLevelNodeModulesIndex); + if (sourceDirectory.indexOf(basePath) === 0) { + // if node_modules folder is in this folder or any of its parent folders, no need to keep it. + return path.substring(parts.topLevelPackageNameIndex + 1); } - }; - Rules.IsTypeArgumentOrParameterOrAssertionContext = function (context) { - return Rules.IsTypeArgumentOrParameterOrAssertion(context.currentTokenSpan, context.currentTokenParent) || - Rules.IsTypeArgumentOrParameterOrAssertion(context.nextTokenSpan, context.nextTokenParent); - }; - Rules.IsTypeAssertionContext = function (context) { - return context.contextNode.kind === 182 /* TypeAssertionExpression */; - }; - Rules.IsVoidOpContext = function (context) { - return context.currentTokenSpan.kind === 104 /* VoidKeyword */ && context.currentTokenParent.kind === 188 /* VoidExpression */; - }; - Rules.IsYieldOrYieldStarWithOperand = function (context) { - return context.contextNode.kind === 195 /* YieldExpression */ && context.contextNode.expression !== undefined; - }; - return Rules; - }()); - formatting.Rules = Rules; - })(formatting = ts.formatting || (ts.formatting = {})); -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - var formatting; - (function (formatting) { - var RulesMap = (function () { - function RulesMap() { - this.map = []; - this.mapRowLength = 0; - } - RulesMap.create = function (rules) { - var result = new RulesMap(); - result.Initialize(rules); - return result; - }; - RulesMap.prototype.Initialize = function (rules) { - this.mapRowLength = 140 /* LastToken */ + 1; - this.map = new Array(this.mapRowLength * this.mapRowLength); // new Array(this.mapRowLength * this.mapRowLength); - // This array is used only during construction of the rulesbucket in the map - var rulesBucketConstructionStateList = new Array(this.map.length); // new Array(this.map.length); - this.FillRules(rules, rulesBucketConstructionStateList); - return this.map; - }; - RulesMap.prototype.FillRules = function (rules, rulesBucketConstructionStateList) { - var _this = this; - rules.forEach(function (rule) { - _this.FillRule(rule, rulesBucketConstructionStateList); - }); - }; - RulesMap.prototype.GetRuleBucketIndex = function (row, column) { - ts.Debug.assert(row <= 140 /* LastKeyword */ && column <= 140 /* LastKeyword */, "Must compute formatting context from tokens"); - var rulesBucketIndex = (row * this.mapRowLength) + column; - return rulesBucketIndex; - }; - RulesMap.prototype.FillRule = function (rule, rulesBucketConstructionStateList) { - var _this = this; - var specificRule = rule.Descriptor.LeftTokenRange !== formatting.Shared.TokenRange.Any && - rule.Descriptor.RightTokenRange !== formatting.Shared.TokenRange.Any; - rule.Descriptor.LeftTokenRange.GetTokens().forEach(function (left) { - rule.Descriptor.RightTokenRange.GetTokens().forEach(function (right) { - var rulesBucketIndex = _this.GetRuleBucketIndex(left, right); - var rulesBucket = _this.map[rulesBucketIndex]; - if (rulesBucket === undefined) { - rulesBucket = _this.map[rulesBucketIndex] = new RulesBucket(); + else { + return getRelativePath(path, sourceDirectory, getCanonicalFileName); + } + } + } + function getNodeModulePathParts(fullPath) { + // If fullPath can't be valid module file within node_modules, returns undefined. + // Example of expected pattern: /base/path/node_modules/[@scope/otherpackage/@otherscope/node_modules/]package/[subdirectory/]file.js + // Returns indices: ^ ^ ^ ^ + var topLevelNodeModulesIndex = 0; + var topLevelPackageNameIndex = 0; + var packageRootIndex = 0; + var fileNameIndex = 0; + var States; + (function (States) { + States[States["BeforeNodeModules"] = 0] = "BeforeNodeModules"; + States[States["NodeModules"] = 1] = "NodeModules"; + States[States["Scope"] = 2] = "Scope"; + States[States["PackageContent"] = 3] = "PackageContent"; + })(States || (States = {})); + var partStart = 0; + var partEnd = 0; + var state = 0 /* BeforeNodeModules */; + while (partEnd >= 0) { + partStart = partEnd; + partEnd = fullPath.indexOf("/", partStart + 1); + switch (state) { + case 0 /* BeforeNodeModules */: + if (fullPath.indexOf("/node_modules/", partStart) === partStart) { + topLevelNodeModulesIndex = partStart; + topLevelPackageNameIndex = partEnd; + state = 1 /* NodeModules */; } - rulesBucket.AddRule(rule, specificRule, rulesBucketConstructionStateList, rulesBucketIndex); - }); - }); - }; - RulesMap.prototype.GetRule = function (context) { - var bucketIndex = this.GetRuleBucketIndex(context.currentTokenSpan.kind, context.nextTokenSpan.kind); - var bucket = this.map[bucketIndex]; - if (bucket) { - for (var _i = 0, _a = bucket.Rules(); _i < _a.length; _i++) { - var rule = _a[_i]; - if (rule.Operation.Context.InContext(context)) { - return rule; + break; + case 1 /* NodeModules */: + case 2 /* Scope */: + if (state === 1 /* NodeModules */ && fullPath.charAt(partStart + 1) === "@") { + state = 2 /* Scope */; + } + else { + packageRootIndex = partEnd; + state = 3 /* PackageContent */; + } + break; + case 3 /* PackageContent */: + if (fullPath.indexOf("/node_modules/", partStart) === partStart) { + state = 1 /* NodeModules */; + } + else { + state = 3 /* PackageContent */; } + break; + } + } + fileNameIndex = partStart; + return state > 1 /* NodeModules */ ? { topLevelNodeModulesIndex: topLevelNodeModulesIndex, topLevelPackageNameIndex: topLevelPackageNameIndex, packageRootIndex: packageRootIndex, fileNameIndex: fileNameIndex } : undefined; + } + function getPathRelativeToRootDirs(path, rootDirs, getCanonicalFileName) { + return ts.firstDefined(rootDirs, function (rootDir) { return getRelativePathIfInDirectory(path, rootDir, getCanonicalFileName); }); + } + function removeExtensionAndIndexPostFix(fileName) { + fileName = ts.removeFileExtension(fileName); + if (ts.endsWith(fileName, "/index")) { + fileName = fileName.substr(0, fileName.length - 6 /* "/index".length */); + } + return fileName; + } + function getRelativePathIfInDirectory(path, directoryPath, getCanonicalFileName) { + var relativePath = ts.getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, /*isAbsolutePathAnUrl*/ false); + return ts.isRootedDiskPath(relativePath) || ts.startsWith(relativePath, "..") ? undefined : relativePath; + } + function getRelativePath(path, directoryPath, getCanonicalFileName) { + var relativePath = ts.getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, /*isAbsolutePathAnUrl*/ false); + return !ts.pathIsRelative(relativePath) ? "./" + relativePath : relativePath; + } + function getCodeActionForAddImport(moduleSymbol, ctx, declarations) { + var fromExistingImport = ts.firstDefined(declarations, function (declaration) { + if (declaration.kind === 238 /* ImportDeclaration */ && declaration.importClause) { + var changes = tryUpdateExistingImport(ctx, declaration.importClause); + if (changes) { + var moduleSpecifierWithoutQuotes = ts.stripQuotes(declaration.moduleSpecifier.getText()); + return createCodeAction(ts.Diagnostics.Add_0_to_existing_import_declaration_from_1, [ctx.symbolName, moduleSpecifierWithoutQuotes], changes, "InsertingIntoExistingImport", moduleSpecifierWithoutQuotes); + } + } + }); + if (fromExistingImport) { + return fromExistingImport; + } + var moduleSpecifier = ts.firstDefined(declarations, moduleSpecifierFromAnyImport) + || getModuleSpecifierForNewImport(ctx.sourceFile, moduleSymbol, ctx.compilerOptions, ctx.getCanonicalFileName, ctx.host); + return getCodeActionForNewImport(ctx, moduleSpecifier); + } + function moduleSpecifierFromAnyImport(node) { + var expression = node.kind === 238 /* ImportDeclaration */ + ? node.moduleSpecifier + : node.moduleReference.kind === 248 /* ExternalModuleReference */ + ? node.moduleReference.expression + : undefined; + return expression && ts.isStringLiteral(expression) ? expression.text : undefined; + } + function tryUpdateExistingImport(context, importClause) { + var symbolName = context.symbolName, sourceFile = context.sourceFile, kind = context.kind; + var name = importClause.name, namedBindings = importClause.namedBindings; + switch (kind) { + case 1 /* Default */: + return name ? undefined : ChangeTracker.with(context, function (t) { + return t.replaceNode(sourceFile, importClause, ts.createImportClause(ts.createIdentifier(symbolName), namedBindings)); + }); + case 0 /* Named */: { + var newImportSpecifier_1 = ts.createImportSpecifier(/*propertyName*/ undefined, ts.createIdentifier(symbolName)); + if (namedBindings && namedBindings.kind === 241 /* NamedImports */ && namedBindings.elements.length !== 0) { + // There are already named imports; add another. + return ChangeTracker.with(context, function (t) { return t.insertNodeInListAfter(sourceFile, namedBindings.elements[namedBindings.elements.length - 1], newImportSpecifier_1); }); + } + if (!namedBindings || namedBindings.kind === 241 /* NamedImports */ && namedBindings.elements.length === 0) { + return ChangeTracker.with(context, function (t) { + return t.replaceNode(sourceFile, importClause, ts.createImportClause(name, ts.createNamedImports([newImportSpecifier_1]))); + }); } + return undefined; } - return undefined; - }; - return RulesMap; - }()); - formatting.RulesMap = RulesMap; - var MaskBitSize = 5; - var Mask = 0x1f; - var RulesPosition; - (function (RulesPosition) { - RulesPosition[RulesPosition["IgnoreRulesSpecific"] = 0] = "IgnoreRulesSpecific"; - RulesPosition[RulesPosition["IgnoreRulesAny"] = MaskBitSize * 1] = "IgnoreRulesAny"; - RulesPosition[RulesPosition["ContextRulesSpecific"] = MaskBitSize * 2] = "ContextRulesSpecific"; - RulesPosition[RulesPosition["ContextRulesAny"] = MaskBitSize * 3] = "ContextRulesAny"; - RulesPosition[RulesPosition["NoContextRulesSpecific"] = MaskBitSize * 4] = "NoContextRulesSpecific"; - RulesPosition[RulesPosition["NoContextRulesAny"] = MaskBitSize * 5] = "NoContextRulesAny"; - })(RulesPosition = formatting.RulesPosition || (formatting.RulesPosition = {})); - var RulesBucketConstructionState = (function () { - function RulesBucketConstructionState() { - //// The Rules list contains all the inserted rules into a rulebucket in the following order: - //// 1- Ignore rules with specific token combination - //// 2- Ignore rules with any token combination - //// 3- Context rules with specific token combination - //// 4- Context rules with any token combination - //// 5- Non-context rules with specific token combination - //// 6- Non-context rules with any token combination - //// - //// The member rulesInsertionIndexBitmap is used to describe the number of rules - //// in each sub-bucket (above) hence can be used to know the index of where to insert - //// the next rule. It's a bitmap which contains 6 different sections each is given 5 bits. - //// - //// Example: - //// In order to insert a rule to the end of sub-bucket (3), we get the index by adding - //// the values in the bitmap segments 3rd, 2nd, and 1st. - this.rulesInsertionIndexBitmap = 0; + case 2 /* Namespace */: + return namedBindings ? undefined : ChangeTracker.with(context, function (t) { + return t.replaceNode(sourceFile, importClause, ts.createImportClause(name, ts.createNamespaceImport(ts.createIdentifier(symbolName)))); + }); + default: + ts.Debug.assertNever(kind); } - RulesBucketConstructionState.prototype.GetInsertionIndex = function (maskPosition) { - var index = 0; - var pos = 0; - var indexBitmap = this.rulesInsertionIndexBitmap; - while (pos <= maskPosition) { - index += (indexBitmap & Mask); - indexBitmap >>= MaskBitSize; - pos += MaskBitSize; - } - return index; - }; - RulesBucketConstructionState.prototype.IncreaseInsertionIndex = function (maskPosition) { - var value = (this.rulesInsertionIndexBitmap >> maskPosition) & Mask; - value++; - ts.Debug.assert((value & Mask) === value, "Adding more rules into the sub-bucket than allowed. Maximum allowed is 32 rules."); - var temp = this.rulesInsertionIndexBitmap & ~(Mask << maskPosition); - temp |= value << maskPosition; - this.rulesInsertionIndexBitmap = temp; - }; - return RulesBucketConstructionState; - }()); - formatting.RulesBucketConstructionState = RulesBucketConstructionState; - var RulesBucket = (function () { - function RulesBucket() { - this.rules = []; + } + function getCodeActionForUseExistingNamespaceImport(namespacePrefix, context, symbolToken) { + var symbolName = context.symbolName, sourceFile = context.sourceFile; + /** + * Cases: + * import * as ns from "mod" + * import default, * as ns from "mod" + * import ns = require("mod") + * + * Because there is no import list, we alter the reference to include the + * namespace instead of altering the import declaration. For example, "foo" would + * become "ns.foo" + */ + return createCodeAction(ts.Diagnostics.Change_0_to_1, [symbolName, namespacePrefix + "." + symbolName], ChangeTracker.with(context, function (tracker) { + return tracker.replaceNode(sourceFile, symbolToken, ts.createPropertyAccess(ts.createIdentifier(namespacePrefix), symbolName)); + }), "CodeChange", + /*moduleSpecifier*/ undefined); + } + function getImportCodeActions(context) { + var importFixContext = convertToImportCodeFixContext(context); + return context.errorCode === ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead.code + ? getActionsForUMDImport(importFixContext) + : getActionsForNonUMDImport(importFixContext, context.program.getSourceFiles(), context.cancellationToken); + } + function getActionsForUMDImport(context) { + var checker = context.checker, symbolToken = context.symbolToken; + var umdSymbol = checker.getSymbolAtLocation(symbolToken); + var symbol; + var symbolName; + if (umdSymbol.flags & 2097152 /* Alias */) { + symbol = checker.getAliasedSymbol(umdSymbol); + symbolName = context.symbolName; } - RulesBucket.prototype.Rules = function () { - return this.rules; - }; - RulesBucket.prototype.AddRule = function (rule, specificTokens, constructionState, rulesBucketIndex) { - var position; - if (rule.Operation.Action === 1 /* Ignore */) { - position = specificTokens ? - RulesPosition.IgnoreRulesSpecific : - RulesPosition.IgnoreRulesAny; + else if (ts.isJsxOpeningLikeElement(symbolToken.parent) && symbolToken.parent.tagName === symbolToken) { + // The error wasn't for the symbolAtLocation, it was for the JSX tag itself, which needs access to e.g. `React`. + symbol = checker.getAliasedSymbol(checker.resolveName(checker.getJsxNamespace(), symbolToken.parent.tagName, 107455 /* Value */)); + symbolName = symbol.name; + } + else { + ts.Debug.fail("Either the symbol or the JSX namespace should be a UMD global if we got here"); + } + return getCodeActionForImport(symbol, __assign({}, context, { symbolName: symbolName, kind: 2 /* Namespace */ })); + } + function getActionsForNonUMDImport(context, allSourceFiles, cancellationToken) { + var sourceFile = context.sourceFile, checker = context.checker, symbolName = context.symbolName, symbolToken = context.symbolToken; + // "default" is a keyword and not a legal identifier for the import, so we don't expect it here + ts.Debug.assert(symbolName !== "default"); + var symbolIdActionMap = new ImportCodeActionMap(); + var currentTokenMeaning = ts.getMeaningFromLocation(symbolToken); + forEachExternalModule(checker, allSourceFiles, function (moduleSymbol) { + if (moduleSymbol === sourceFile.symbol) { + return; } - else if (!rule.Operation.Context.IsAny()) { - position = specificTokens ? - RulesPosition.ContextRulesSpecific : - RulesPosition.ContextRulesAny; + cancellationToken.throwIfCancellationRequested(); + // check the default export + var defaultExport = checker.tryGetMemberInModuleExports("default", moduleSymbol); + if (defaultExport) { + var localSymbol = ts.getLocalSymbolForExportDefault(defaultExport); + if (localSymbol && localSymbol.escapedName === symbolName && checkSymbolHasMeaning(localSymbol, currentTokenMeaning)) { + // check if this symbol is already used + var symbolId = ts.getUniqueSymbolId(localSymbol, checker); + symbolIdActionMap.addActions(symbolId, getCodeActionForImport(moduleSymbol, __assign({}, context, { kind: 1 /* Default */ }))); + } + } + // check exports with the same name + var exportSymbolWithIdenticalName = checker.tryGetMemberInModuleExportsAndProperties(symbolName, moduleSymbol); + if (exportSymbolWithIdenticalName && checkSymbolHasMeaning(exportSymbolWithIdenticalName, currentTokenMeaning)) { + var symbolId = ts.getUniqueSymbolId(exportSymbolWithIdenticalName, checker); + symbolIdActionMap.addActions(symbolId, getCodeActionForImport(moduleSymbol, __assign({}, context, { kind: 0 /* Named */ }))); } - else { - position = specificTokens ? - RulesPosition.NoContextRulesSpecific : - RulesPosition.NoContextRulesAny; + }); + return symbolIdActionMap.getAllActions(); + } + function checkSymbolHasMeaning(_a, meaning) { + var declarations = _a.declarations; + return ts.some(declarations, function (decl) { return !!(ts.getMeaningFromDeclaration(decl) & meaning); }); + } + function forEachExternalModule(checker, allSourceFiles, cb) { + for (var _i = 0, _a = checker.getAmbientModules(); _i < _a.length; _i++) { + var ambient = _a[_i]; + cb(ambient); + } + for (var _b = 0, allSourceFiles_1 = allSourceFiles; _b < allSourceFiles_1.length; _b++) { + var sourceFile = allSourceFiles_1[_b]; + if (ts.isExternalOrCommonJsModule(sourceFile)) { + cb(sourceFile.symbol); } - var state = constructionState[rulesBucketIndex]; - if (state === undefined) { - state = constructionState[rulesBucketIndex] = new RulesBucketConstructionState(); + } + } + codefix.forEachExternalModule = forEachExternalModule; + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: getApplicableDiagnosticCodes(), + getCodeActions: getDisableJsDiagnosticsCodeActions + }); + function getApplicableDiagnosticCodes() { + var allDiagnostcs = ts.Diagnostics; + return Object.keys(allDiagnostcs) + .filter(function (d) { return allDiagnostcs[d] && allDiagnostcs[d].category === ts.DiagnosticCategory.Error; }) + .map(function (d) { return allDiagnostcs[d].code; }); + } + function getIgnoreCommentLocationForLocation(sourceFile, position, newLineCharacter) { + var line = ts.getLineAndCharacterOfPosition(sourceFile, position).line; + var lineStartPosition = ts.getStartPositionOfLine(line, sourceFile); + var startPosition = ts.getFirstNonSpaceCharacterPosition(sourceFile.text, lineStartPosition); + // First try to see if we can put the '// @ts-ignore' on the previous line. + // We need to make sure that we are not in the middle of a string literal or a comment. + // We also want to check if the previous line holds a comment for a node on the next line + // if so, we do not want to separate the node from its comment if we can. + if (!ts.isInComment(sourceFile, startPosition) && !ts.isInString(sourceFile, startPosition) && !ts.isInTemplateString(sourceFile, startPosition)) { + var token = ts.getTouchingToken(sourceFile, startPosition, /*includeJsDocComment*/ false); + var tokenLeadingCommnets = ts.getLeadingCommentRangesOfNode(token, sourceFile); + if (!tokenLeadingCommnets || !tokenLeadingCommnets.length || tokenLeadingCommnets[0].pos >= startPosition) { + return { + span: { start: startPosition, length: 0 }, + newText: "// @ts-ignore" + newLineCharacter + }; } - var index = state.GetInsertionIndex(position); - this.rules.splice(index, 0, rule); - state.IncreaseInsertionIndex(position); + } + // If all fails, add an extra new line immediately before the error span. + return { + span: { start: position, length: 0 }, + newText: (position === startPosition ? "" : newLineCharacter) + "// @ts-ignore" + newLineCharacter }; - return RulesBucket; - }()); - formatting.RulesBucket = RulesBucket; - })(formatting = ts.formatting || (ts.formatting = {})); + } + function getDisableJsDiagnosticsCodeActions(context) { + var sourceFile = context.sourceFile, program = context.program, newLineCharacter = context.newLineCharacter, span = context.span; + if (!ts.isInJavaScriptFile(sourceFile) || !ts.isCheckJsEnabledForFile(sourceFile, program.getCompilerOptions())) { + return undefined; + } + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Ignore_this_error_message), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [getIgnoreCommentLocationForLocation(sourceFile, span.start, newLineCharacter)] + }] + }, + { + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Disable_checking_for_this_file), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [{ + span: { + start: sourceFile.checkJsDirective ? sourceFile.checkJsDirective.pos : 0, + length: sourceFile.checkJsDirective ? sourceFile.checkJsDirective.end - sourceFile.checkJsDirective.pos : 0 + }, + newText: "// @ts-nocheck" + newLineCharacter + }] + }] + }]; + } + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var Shared; - (function (Shared) { - var TokenRangeAccess = (function () { - function TokenRangeAccess(from, to, except) { - this.tokens = []; - for (var token = from; token <= to; token++) { - if (ts.indexOf(except, token) < 0) { - this.tokens.push(token); - } + var codefix; + (function (codefix) { + function newNodesToChanges(newNodes, insertAfter, context) { + var sourceFile = context.sourceFile; + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + for (var _i = 0, newNodes_1 = newNodes; _i < newNodes_1.length; _i++) { + var newNode = newNodes_1[_i]; + changeTracker.insertNodeAfter(sourceFile, insertAfter, newNode, { suffix: context.newLineCharacter }); + } + var changes = changeTracker.getChanges(); + if (!ts.some(changes)) { + return changes; + } + ts.Debug.assert(changes.length === 1); + var consolidatedChanges = [{ + fileName: changes[0].fileName, + textChanges: [{ + span: changes[0].textChanges[0].span, + newText: changes[0].textChanges.reduce(function (prev, cur) { return prev + cur.newText; }, "") + }] + }]; + return consolidatedChanges; + } + codefix.newNodesToChanges = newNodesToChanges; + /** + * Finds members of the resolved type that are missing in the class pointed to by class decl + * and generates source code for the missing members. + * @param possiblyMissingSymbols The collection of symbols to filter and then get insertions for. + * @returns Empty string iff there are no member insertions. + */ + function createMissingMemberNodes(classDeclaration, possiblyMissingSymbols, checker) { + var classMembers = classDeclaration.symbol.members; + var missingMembers = possiblyMissingSymbols.filter(function (symbol) { return !classMembers.has(symbol.escapedName); }); + var newNodes = []; + for (var _i = 0, missingMembers_1 = missingMembers; _i < missingMembers_1.length; _i++) { + var symbol = missingMembers_1[_i]; + var newNode = createNewNodeForMemberSymbol(symbol, classDeclaration, checker); + if (newNode) { + if (Array.isArray(newNode)) { + newNodes = newNodes.concat(newNode); + } + else { + newNodes.push(newNode); } } - TokenRangeAccess.prototype.GetTokens = function () { - return this.tokens; - }; - TokenRangeAccess.prototype.Contains = function (token) { - return this.tokens.indexOf(token) >= 0; - }; - return TokenRangeAccess; - }()); - Shared.TokenRangeAccess = TokenRangeAccess; - var TokenValuesAccess = (function () { - function TokenValuesAccess(tks) { - this.tokens = tks && tks.length ? tks : []; - } - TokenValuesAccess.prototype.GetTokens = function () { - return this.tokens; - }; - TokenValuesAccess.prototype.Contains = function (token) { - return this.tokens.indexOf(token) >= 0; - }; - return TokenValuesAccess; - }()); - Shared.TokenValuesAccess = TokenValuesAccess; - var TokenSingleValueAccess = (function () { - function TokenSingleValueAccess(token) { - this.token = token; - } - TokenSingleValueAccess.prototype.GetTokens = function () { - return [this.token]; - }; - TokenSingleValueAccess.prototype.Contains = function (tokenValue) { - return tokenValue === this.token; - }; - return TokenSingleValueAccess; - }()); - Shared.TokenSingleValueAccess = TokenSingleValueAccess; - var TokenAllAccess = (function () { - function TokenAllAccess() { - } - TokenAllAccess.prototype.GetTokens = function () { - var result = []; - for (var token = 0 /* FirstToken */; token <= 140 /* LastToken */; token++) { - result.push(token); + } + return newNodes; + } + codefix.createMissingMemberNodes = createMissingMemberNodes; + /** + * @returns Empty string iff there we can't figure out a representation for `symbol` in `enclosingDeclaration`. + */ + function createNewNodeForMemberSymbol(symbol, enclosingDeclaration, checker) { + var declarations = symbol.getDeclarations(); + if (!(declarations && declarations.length)) { + return undefined; + } + var declaration = declarations[0]; + // Clone name to remove leading trivia. + var name = ts.getSynthesizedClone(ts.getNameOfDeclaration(declaration)); + var visibilityModifier = createVisibilityModifier(ts.getModifierFlags(declaration)); + var modifiers = visibilityModifier ? ts.createNodeArray([visibilityModifier]) : undefined; + var type = checker.getWidenedType(checker.getTypeOfSymbolAtLocation(symbol, enclosingDeclaration)); + var optional = !!(symbol.flags & 16777216 /* Optional */); + switch (declaration.kind) { + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 148 /* PropertySignature */: + case 149 /* PropertyDeclaration */: + var typeNode = checker.typeToTypeNode(type, enclosingDeclaration); + var property = ts.createProperty( + /*decorators*/ undefined, modifiers, name, optional ? ts.createToken(55 /* QuestionToken */) : undefined, typeNode, + /*initializer*/ undefined); + return property; + case 150 /* MethodSignature */: + case 151 /* MethodDeclaration */: + // The signature for the implementation appears as an entry in `signatures` iff + // there is only one signature. + // If there are overloads and an implementation signature, it appears as an + // extra declaration that isn't a signature for `type`. + // If there is more than one overload but no implementation signature + // (eg: an abstract method or interface declaration), there is a 1-1 + // correspondence of declarations and signatures. + var signatures = checker.getSignaturesOfType(type, 0 /* Call */); + if (!ts.some(signatures)) { + return undefined; } - return result; - }; - TokenAllAccess.prototype.Contains = function () { - return true; - }; - TokenAllAccess.prototype.toString = function () { - return "[allTokens]"; - }; - return TokenAllAccess; - }()); - Shared.TokenAllAccess = TokenAllAccess; - var TokenRange = (function () { - function TokenRange(tokenAccess) { - this.tokenAccess = tokenAccess; + if (declarations.length === 1) { + ts.Debug.assert(signatures.length === 1); + var signature = signatures[0]; + return signatureToMethodDeclaration(signature, enclosingDeclaration, createStubbedMethodBody()); + } + var signatureDeclarations = []; + for (var i = 0; i < signatures.length; i++) { + var signature = signatures[i]; + var methodDeclaration = signatureToMethodDeclaration(signature, enclosingDeclaration); + if (methodDeclaration) { + signatureDeclarations.push(methodDeclaration); + } + } + if (declarations.length > signatures.length) { + var signature = checker.getSignatureFromDeclaration(declarations[declarations.length - 1]); + var methodDeclaration = signatureToMethodDeclaration(signature, enclosingDeclaration, createStubbedMethodBody()); + if (methodDeclaration) { + signatureDeclarations.push(methodDeclaration); + } + } + else { + ts.Debug.assert(declarations.length === signatures.length); + var methodImplementingSignatures = createMethodImplementingSignatures(signatures, name, optional, modifiers); + signatureDeclarations.push(methodImplementingSignatures); + } + return signatureDeclarations; + default: + return undefined; + } + function signatureToMethodDeclaration(signature, enclosingDeclaration, body) { + var signatureDeclaration = checker.signatureToSignatureDeclaration(signature, 151 /* MethodDeclaration */, enclosingDeclaration, ts.NodeBuilderFlags.SuppressAnyReturnType); + if (signatureDeclaration) { + signatureDeclaration.decorators = undefined; + signatureDeclaration.modifiers = modifiers; + signatureDeclaration.name = name; + signatureDeclaration.questionToken = optional ? ts.createToken(55 /* QuestionToken */) : undefined; + signatureDeclaration.body = body; } - TokenRange.FromToken = function (token) { - return new TokenRange(new TokenSingleValueAccess(token)); - }; - TokenRange.FromTokens = function (tokens) { - return new TokenRange(new TokenValuesAccess(tokens)); - }; - TokenRange.FromRange = function (f, to, except) { - if (except === void 0) { except = []; } - return new TokenRange(new TokenRangeAccess(f, to, except)); - }; - TokenRange.AllTokens = function () { - return new TokenRange(new TokenAllAccess()); - }; - TokenRange.prototype.GetTokens = function () { - return this.tokenAccess.GetTokens(); - }; - TokenRange.prototype.Contains = function (token) { - return this.tokenAccess.Contains(token); - }; - TokenRange.prototype.toString = function () { - return this.tokenAccess.toString(); - }; - return TokenRange; - }()); - TokenRange.Any = TokenRange.AllTokens(); - TokenRange.AnyIncludingMultilineComments = TokenRange.FromTokens(TokenRange.Any.GetTokens().concat([3 /* MultiLineCommentTrivia */])); - TokenRange.Keywords = TokenRange.FromRange(71 /* FirstKeyword */, 140 /* LastKeyword */); - TokenRange.BinaryOperators = TokenRange.FromRange(26 /* FirstBinaryOperator */, 69 /* LastBinaryOperator */); - TokenRange.BinaryKeywordOperators = TokenRange.FromTokens([91 /* InKeyword */, 92 /* InstanceOfKeyword */, 140 /* OfKeyword */, 117 /* AsKeyword */, 125 /* IsKeyword */]); - TokenRange.UnaryPrefixOperators = TokenRange.FromTokens([42 /* PlusPlusToken */, 43 /* MinusMinusToken */, 51 /* TildeToken */, 50 /* ExclamationToken */]); - TokenRange.UnaryPrefixExpressions = TokenRange.FromTokens([8 /* NumericLiteral */, 70 /* Identifier */, 18 /* OpenParenToken */, 20 /* OpenBracketToken */, 16 /* OpenBraceToken */, 98 /* ThisKeyword */, 93 /* NewKeyword */]); - TokenRange.UnaryPreincrementExpressions = TokenRange.FromTokens([70 /* Identifier */, 18 /* OpenParenToken */, 98 /* ThisKeyword */, 93 /* NewKeyword */]); - TokenRange.UnaryPostincrementExpressions = TokenRange.FromTokens([70 /* Identifier */, 19 /* CloseParenToken */, 21 /* CloseBracketToken */, 93 /* NewKeyword */]); - TokenRange.UnaryPredecrementExpressions = TokenRange.FromTokens([70 /* Identifier */, 18 /* OpenParenToken */, 98 /* ThisKeyword */, 93 /* NewKeyword */]); - TokenRange.UnaryPostdecrementExpressions = TokenRange.FromTokens([70 /* Identifier */, 19 /* CloseParenToken */, 21 /* CloseBracketToken */, 93 /* NewKeyword */]); - TokenRange.Comments = TokenRange.FromTokens([2 /* SingleLineCommentTrivia */, 3 /* MultiLineCommentTrivia */]); - TokenRange.TypeNames = TokenRange.FromTokens([70 /* Identifier */, 132 /* NumberKeyword */, 134 /* StringKeyword */, 121 /* BooleanKeyword */, 135 /* SymbolKeyword */, 104 /* VoidKeyword */, 118 /* AnyKeyword */]); - Shared.TokenRange = TokenRange; - })(Shared = formatting.Shared || (formatting.Shared = {})); - })(formatting = ts.formatting || (ts.formatting = {})); + return signatureDeclaration; + } + } + function createMethodFromCallExpression(callExpression, methodName, includeTypeScriptSyntax, makeStatic) { + var parameters = createDummyParameters(callExpression.arguments.length, /*names*/ undefined, /*minArgumentCount*/ undefined, includeTypeScriptSyntax); + var typeParameters; + if (includeTypeScriptSyntax) { + var typeArgCount = ts.length(callExpression.typeArguments); + for (var i = 0; i < typeArgCount; i++) { + var name = typeArgCount < 8 ? String.fromCharCode(84 /* T */ + i) : "T" + i; + var typeParameter = ts.createTypeParameterDeclaration(name, /*constraint*/ undefined, /*defaultType*/ undefined); + (typeParameters ? typeParameters : typeParameters = []).push(typeParameter); + } + } + var newMethod = ts.createMethod( + /*decorators*/ undefined, + /*modifiers*/ makeStatic ? [ts.createToken(115 /* StaticKeyword */)] : undefined, + /*asteriskToken*/ undefined, methodName, + /*questionToken*/ undefined, typeParameters, parameters, + /*type*/ includeTypeScriptSyntax ? ts.createKeywordTypeNode(119 /* AnyKeyword */) : undefined, createStubbedMethodBody()); + return newMethod; + } + codefix.createMethodFromCallExpression = createMethodFromCallExpression; + function createDummyParameters(argCount, names, minArgumentCount, addAnyType) { + var parameters = []; + for (var i = 0; i < argCount; i++) { + var newParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, + /*name*/ names && names[i] || "arg" + i, + /*questionToken*/ minArgumentCount !== undefined && i >= minArgumentCount ? ts.createToken(55 /* QuestionToken */) : undefined, + /*type*/ addAnyType ? ts.createKeywordTypeNode(119 /* AnyKeyword */) : undefined, + /*initializer*/ undefined); + parameters.push(newParameter); + } + return parameters; + } + function createMethodImplementingSignatures(signatures, name, optional, modifiers) { + /** This is *a* signature with the maximal number of arguments, + * such that if there is a "maximal" signature without rest arguments, + * this is one of them. + */ + var maxArgsSignature = signatures[0]; + var minArgumentCount = signatures[0].minArgumentCount; + var someSigHasRestParameter = false; + for (var i = 0; i < signatures.length; i++) { + var sig = signatures[i]; + minArgumentCount = Math.min(sig.minArgumentCount, minArgumentCount); + if (sig.hasRestParameter) { + someSigHasRestParameter = true; + } + if (sig.parameters.length >= maxArgsSignature.parameters.length && (!sig.hasRestParameter || maxArgsSignature.hasRestParameter)) { + maxArgsSignature = sig; + } + } + var maxNonRestArgs = maxArgsSignature.parameters.length - (maxArgsSignature.hasRestParameter ? 1 : 0); + var maxArgsParameterSymbolNames = maxArgsSignature.parameters.map(function (symbol) { return symbol.name; }); + var parameters = createDummyParameters(maxNonRestArgs, maxArgsParameterSymbolNames, minArgumentCount, /*addAnyType*/ true); + if (someSigHasRestParameter) { + var anyArrayType = ts.createArrayTypeNode(ts.createKeywordTypeNode(119 /* AnyKeyword */)); + var restParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, ts.createToken(24 /* DotDotDotToken */), maxArgsParameterSymbolNames[maxNonRestArgs] || "rest", + /*questionToken*/ maxNonRestArgs >= minArgumentCount ? ts.createToken(55 /* QuestionToken */) : undefined, anyArrayType, + /*initializer*/ undefined); + parameters.push(restParameter); + } + return createStubbedMethod(modifiers, name, optional, + /*typeParameters*/ undefined, parameters, + /*returnType*/ undefined); + } + function createStubbedMethod(modifiers, name, optional, typeParameters, parameters, returnType) { + return ts.createMethod( + /*decorators*/ undefined, modifiers, + /*asteriskToken*/ undefined, name, optional ? ts.createToken(55 /* QuestionToken */) : undefined, typeParameters, parameters, returnType, createStubbedMethodBody()); + } + codefix.createStubbedMethod = createStubbedMethod; + function createStubbedMethodBody() { + return ts.createBlock([ts.createThrow(ts.createNew(ts.createIdentifier("Error"), + /*typeArguments*/ undefined, [ts.createLiteral("Method not implemented.")]))], + /*multiline*/ true); + } + function createVisibilityModifier(flags) { + if (flags & 4 /* Public */) { + return ts.createToken(114 /* PublicKeyword */); + } + else if (flags & 16 /* Protected */) { + return ts.createToken(113 /* ProtectedKeyword */); + } + return undefined; + } + })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -/// -/// -/// -/// -/// -/// -/// -/// -/// -/// -/// -/// -/// /* @internal */ var ts; (function (ts) { - var formatting; - (function (formatting) { - var RulesProvider = (function () { - function RulesProvider() { - this.globalRules = new formatting.Rules(); + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ + // Variable declarations + ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined.code, + // Variable uses + ts.Diagnostics.Variable_0_implicitly_has_an_1_type.code, + // Parameter declarations + ts.Diagnostics.Parameter_0_implicitly_has_an_1_type.code, + ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type.code, + // Get Accessor declarations + ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation.code, + ts.Diagnostics._0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type.code, + // Set Accessor declarations + ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation.code, + // Property declarations + ts.Diagnostics.Member_0_implicitly_has_an_1_type.code, + ], + getCodeActions: getActionsForAddExplicitTypeAnnotation + }); + function getActionsForAddExplicitTypeAnnotation(_a) { + var sourceFile = _a.sourceFile, program = _a.program, start = _a.span.start, errorCode = _a.errorCode, cancellationToken = _a.cancellationToken; + var token = ts.getTokenAtPosition(sourceFile, start, /*includeJsDocComment*/ false); + var writer; + if (ts.isInJavaScriptFile(token)) { + return undefined; } - RulesProvider.prototype.getRuleName = function (rule) { - return this.globalRules.getRuleName(rule); - }; - RulesProvider.prototype.getRuleByName = function (name) { - return this.globalRules[name]; - }; - RulesProvider.prototype.getRulesMap = function () { - return this.rulesMap; - }; - RulesProvider.prototype.ensureUpToDate = function (options) { - if (!this.options || !ts.compareDataObjects(this.options, options)) { - var activeRules = this.createActiveRules(options); - var rulesMap = formatting.RulesMap.create(activeRules); - this.activeRules = activeRules; - this.rulesMap = rulesMap; - this.options = ts.clone(options); + switch (token.kind) { + case 71 /* Identifier */: + case 24 /* DotDotDotToken */: + case 114 /* PublicKeyword */: + case 112 /* PrivateKeyword */: + case 113 /* ProtectedKeyword */: + case 131 /* ReadonlyKeyword */: + // Allowed + break; + default: + return undefined; + } + var containingFunction = ts.getContainingFunction(token); + var checker = program.getTypeChecker(); + switch (errorCode) { + // Variable and Property declarations + case ts.Diagnostics.Member_0_implicitly_has_an_1_type.code: + case ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined.code: + return getCodeActionForVariableDeclaration(token.parent); + case ts.Diagnostics.Variable_0_implicitly_has_an_1_type.code: + return getCodeActionForVariableUsage(token); + // Parameter declarations + case ts.Diagnostics.Parameter_0_implicitly_has_an_1_type.code: + if (ts.isSetAccessor(containingFunction)) { + return getCodeActionForSetAccessor(containingFunction); + } + // falls through + case ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type.code: + return getCodeActionForParameters(token.parent); + // Get Accessor declarations + case ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_get_accessor_lacks_a_return_type_annotation.code: + case ts.Diagnostics._0_which_lacks_return_type_annotation_implicitly_has_an_1_return_type.code: + return ts.isGetAccessor(containingFunction) ? getCodeActionForGetAccessor(containingFunction) : undefined; + // Set Accessor declarations + case ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation.code: + return ts.isSetAccessor(containingFunction) ? getCodeActionForSetAccessor(containingFunction) : undefined; + } + return undefined; + function getCodeActionForVariableDeclaration(declaration) { + if (!ts.isIdentifier(declaration.name)) { + return undefined; } - }; - RulesProvider.prototype.createActiveRules = function (options) { - var rules = this.globalRules.HighPriorityCommonRules.slice(0); - if (options.insertSpaceAfterConstructor) { - rules.push(this.globalRules.SpaceAfterConstructor); + var type = inferTypeForVariableFromUsage(declaration.name); + var typeString = type && typeToString(type, declaration); + if (!typeString) { + return undefined; } - else { - rules.push(this.globalRules.NoSpaceAfterConstructor); + return createCodeActions(declaration.name.getText(), declaration.name.getEnd(), ": " + typeString); + } + function getCodeActionForVariableUsage(token) { + var symbol = checker.getSymbolAtLocation(token); + return symbol && symbol.valueDeclaration && getCodeActionForVariableDeclaration(symbol.valueDeclaration); + } + function isApplicableFunctionForInference(declaration) { + switch (declaration.kind) { + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 152 /* Constructor */: + return true; + case 186 /* FunctionExpression */: + return !!declaration.name; } - if (options.insertSpaceAfterCommaDelimiter) { - rules.push(this.globalRules.SpaceAfterComma); + return false; + } + function getCodeActionForParameters(parameterDeclaration) { + if (!ts.isIdentifier(parameterDeclaration.name) || !isApplicableFunctionForInference(containingFunction)) { + return undefined; } - else { - rules.push(this.globalRules.NoSpaceAfterComma); + var types = inferTypeForParametersFromUsage(containingFunction) || + ts.map(containingFunction.parameters, function (p) { return ts.isIdentifier(p.name) && inferTypeForVariableFromUsage(p.name); }); + if (!types) { + return undefined; } - if (options.insertSpaceAfterFunctionKeywordForAnonymousFunctions) { - rules.push(this.globalRules.SpaceAfterAnonymousFunctionKeyword); + var textChanges = ts.zipWith(containingFunction.parameters, types, function (parameter, type) { + if (type && !parameter.type && !parameter.initializer) { + var typeString = typeToString(type, containingFunction); + return typeString ? { + span: { start: parameter.end, length: 0 }, + newText: ": " + typeString + } : undefined; + } + }).filter(function (c) { return !!c; }); + return textChanges.length ? [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Infer_parameter_types_from_usage), [parameterDeclaration.name.getText()]), + changes: [{ + fileName: sourceFile.fileName, + textChanges: textChanges + }] + }] : undefined; + } + function getCodeActionForSetAccessor(setAccessorDeclaration) { + var setAccessorParameter = setAccessorDeclaration.parameters[0]; + if (!setAccessorParameter || !ts.isIdentifier(setAccessorDeclaration.name) || !ts.isIdentifier(setAccessorParameter.name)) { + return undefined; } - else { - rules.push(this.globalRules.NoSpaceAfterAnonymousFunctionKeyword); + var type = inferTypeForVariableFromUsage(setAccessorDeclaration.name) || + inferTypeForVariableFromUsage(setAccessorParameter.name); + var typeString = type && typeToString(type, containingFunction); + if (!typeString) { + return undefined; } - if (options.insertSpaceAfterKeywordsInControlFlowStatements) { - rules.push(this.globalRules.SpaceAfterKeywordInControl); + return createCodeActions(setAccessorDeclaration.name.getText(), setAccessorParameter.name.getEnd(), ": " + typeString); + } + function getCodeActionForGetAccessor(getAccessorDeclaration) { + if (!ts.isIdentifier(getAccessorDeclaration.name)) { + return undefined; } - else { - rules.push(this.globalRules.NoSpaceAfterKeywordInControl); + var type = inferTypeForVariableFromUsage(getAccessorDeclaration.name); + var typeString = type && typeToString(type, containingFunction); + if (!typeString) { + return undefined; } - if (options.insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis) { - rules.push(this.globalRules.SpaceAfterOpenParen); - rules.push(this.globalRules.SpaceBeforeCloseParen); - rules.push(this.globalRules.NoSpaceBetweenParens); + var closeParenToken = getFirstChildOfKind(getAccessorDeclaration, sourceFile, 20 /* CloseParenToken */); + return createCodeActions(getAccessorDeclaration.name.getText(), closeParenToken.getEnd(), ": " + typeString); + } + function createCodeActions(name, start, typeString) { + return [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Infer_type_of_0_from_usage), [name]), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [{ + span: { start: start, length: 0 }, + newText: typeString + }] + }] + }]; + } + function getReferences(token) { + var references = ts.FindAllReferences.findReferencedSymbols(program, cancellationToken, program.getSourceFiles(), token.getSourceFile(), token.getStart()); + ts.Debug.assert(!!references, "Found no references!"); + ts.Debug.assert(references.length === 1, "Found more references than expected"); + return ts.map(references[0].references, function (r) { return ts.getTokenAtPosition(program.getSourceFile(r.fileName), r.textSpan.start, /*includeJsDocComment*/ false); }); + } + function inferTypeForVariableFromUsage(token) { + return InferFromReference.inferTypeFromReferences(getReferences(token), checker, cancellationToken); + } + function inferTypeForParametersFromUsage(containingFunction) { + switch (containingFunction.kind) { + case 152 /* Constructor */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + var isConstructor = containingFunction.kind === 152 /* Constructor */; + var searchToken = isConstructor ? + getFirstChildOfKind(containingFunction, sourceFile, 123 /* ConstructorKeyword */) : + containingFunction.name; + if (searchToken) { + return InferFromReference.inferTypeForParametersFromReferences(getReferences(searchToken), containingFunction, checker, cancellationToken); + } + } + } + function getTypeAccessiblityWriter() { + if (!writer) { + var str_1 = ""; + var typeIsAccessible_1 = true; + var writeText = function (text) { return str_1 += text; }; + writer = { + string: function () { return typeIsAccessible_1 ? str_1 : undefined; }, + writeKeyword: writeText, + writeOperator: writeText, + writePunctuation: writeText, + writeSpace: writeText, + writeStringLiteral: writeText, + writeParameter: writeText, + writeProperty: writeText, + writeSymbol: writeText, + writeLine: function () { return str_1 += " "; }, + increaseIndent: ts.noop, + decreaseIndent: ts.noop, + clear: function () { str_1 = ""; typeIsAccessible_1 = true; }, + trackSymbol: function (symbol, declaration, meaning) { + if (checker.isSymbolAccessible(symbol, declaration, meaning, /*shouldComputeAliasToMarkVisible*/ false).accessibility !== 0 /* Accessible */) { + typeIsAccessible_1 = false; + } + }, + reportInaccessibleThisError: function () { typeIsAccessible_1 = false; }, + reportPrivateInBaseOfClassExpression: function () { typeIsAccessible_1 = false; }, + }; } - else { - rules.push(this.globalRules.NoSpaceAfterOpenParen); - rules.push(this.globalRules.NoSpaceBeforeCloseParen); - rules.push(this.globalRules.NoSpaceBetweenParens); + writer.clear(); + return writer; + } + function typeToString(type, enclosingDeclaration) { + var writer = getTypeAccessiblityWriter(); + checker.getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration); + return writer.string(); + } + function getFirstChildOfKind(node, sourcefile, kind) { + for (var _i = 0, _a = node.getChildren(sourcefile); _i < _a.length; _i++) { + var child = _a[_i]; + if (child.kind === kind) + return child; } - if (options.insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets) { - rules.push(this.globalRules.SpaceAfterOpenBracket); - rules.push(this.globalRules.SpaceBeforeCloseBracket); - rules.push(this.globalRules.NoSpaceBetweenBrackets); + return undefined; + } + } + var InferFromReference; + (function (InferFromReference) { + function inferTypeFromReferences(references, checker, cancellationToken) { + var usageContext = {}; + for (var _i = 0, references_1 = references; _i < references_1.length; _i++) { + var reference = references_1[_i]; + cancellationToken.throwIfCancellationRequested(); + inferTypeFromContext(reference, checker, usageContext); } - else { - rules.push(this.globalRules.NoSpaceAfterOpenBracket); - rules.push(this.globalRules.NoSpaceBeforeCloseBracket); - rules.push(this.globalRules.NoSpaceBetweenBrackets); + return getTypeFromUsageContext(usageContext, checker); + } + InferFromReference.inferTypeFromReferences = inferTypeFromReferences; + function inferTypeForParametersFromReferences(references, declaration, checker, cancellationToken) { + if (declaration.parameters) { + var usageContext = {}; + for (var _i = 0, references_2 = references; _i < references_2.length; _i++) { + var reference = references_2[_i]; + cancellationToken.throwIfCancellationRequested(); + inferTypeFromContext(reference, checker, usageContext); + } + var isConstructor = declaration.kind === 152 /* Constructor */; + var callContexts = isConstructor ? usageContext.constructContexts : usageContext.callContexts; + if (callContexts) { + var paramTypes = []; + for (var parameterIndex = 0; parameterIndex < declaration.parameters.length; parameterIndex++) { + var types = []; + var isRestParameter_1 = ts.isRestParameter(declaration.parameters[parameterIndex]); + for (var _a = 0, callContexts_1 = callContexts; _a < callContexts_1.length; _a++) { + var callContext = callContexts_1[_a]; + if (callContext.argumentTypes.length > parameterIndex) { + if (isRestParameter_1) { + types = ts.concatenate(types, ts.map(callContext.argumentTypes.slice(parameterIndex), function (a) { return checker.getBaseTypeOfLiteralType(a); })); + } + else { + types.push(checker.getBaseTypeOfLiteralType(callContext.argumentTypes[parameterIndex])); + } + } + } + if (types.length) { + var type = checker.getWidenedType(checker.getUnionType(types, /*subtypeReduction*/ true)); + paramTypes[parameterIndex] = isRestParameter_1 ? checker.createArrayType(type) : type; + } + } + return paramTypes; + } } - // The default value of InsertSpaceAfterOpeningAndBeforeClosingNonemptyBraces is true - // so if the option is undefined, we should treat it as true as well - if (options.insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces !== false) { - rules.push(this.globalRules.SpaceAfterOpenBrace); - rules.push(this.globalRules.SpaceBeforeCloseBrace); - rules.push(this.globalRules.NoSpaceBetweenEmptyBraceBrackets); + return undefined; + } + InferFromReference.inferTypeForParametersFromReferences = inferTypeForParametersFromReferences; + function inferTypeFromContext(node, checker, usageContext) { + while (ts.isRightSideOfQualifiedNameOrPropertyAccess(node)) { + node = node.parent; } - else { - rules.push(this.globalRules.NoSpaceAfterOpenBrace); - rules.push(this.globalRules.NoSpaceBeforeCloseBrace); - rules.push(this.globalRules.NoSpaceBetweenEmptyBraceBrackets); + switch (node.parent.kind) { + case 193 /* PostfixUnaryExpression */: + usageContext.isNumber = true; + break; + case 192 /* PrefixUnaryExpression */: + inferTypeFromPrefixUnaryExpressionContext(node.parent, usageContext); + break; + case 194 /* BinaryExpression */: + inferTypeFromBinaryExpressionContext(node, node.parent, checker, usageContext); + break; + case 257 /* CaseClause */: + case 258 /* DefaultClause */: + inferTypeFromSwitchStatementLabelContext(node.parent, checker, usageContext); + break; + case 181 /* CallExpression */: + case 182 /* NewExpression */: + if (node.parent.expression === node) { + inferTypeFromCallExpressionContext(node.parent, checker, usageContext); + } + else { + inferTypeFromContextualType(node, checker, usageContext); + } + break; + case 179 /* PropertyAccessExpression */: + inferTypeFromPropertyAccessExpressionContext(node.parent, checker, usageContext); + break; + case 180 /* ElementAccessExpression */: + inferTypeFromPropertyElementExpressionContext(node.parent, node, checker, usageContext); + break; + default: + return inferTypeFromContextualType(node, checker, usageContext); } - if (options.insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces) { - rules.push(this.globalRules.SpaceAfterTemplateHeadAndMiddle); - rules.push(this.globalRules.SpaceBeforeTemplateMiddleAndTail); + } + function inferTypeFromContextualType(node, checker, usageContext) { + if (ts.isPartOfExpression(node)) { + addCandidateType(usageContext, checker.getContextualType(node)); } - else { - rules.push(this.globalRules.NoSpaceAfterTemplateHeadAndMiddle); - rules.push(this.globalRules.NoSpaceBeforeTemplateMiddleAndTail); + } + function inferTypeFromPrefixUnaryExpressionContext(node, usageContext) { + switch (node.operator) { + case 43 /* PlusPlusToken */: + case 44 /* MinusMinusToken */: + case 38 /* MinusToken */: + case 52 /* TildeToken */: + usageContext.isNumber = true; + break; + case 37 /* PlusToken */: + usageContext.isNumberOrString = true; + break; } - if (options.insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces) { - rules.push(this.globalRules.SpaceAfterOpenBraceInJsxExpression); - rules.push(this.globalRules.SpaceBeforeCloseBraceInJsxExpression); + } + function inferTypeFromBinaryExpressionContext(node, parent, checker, usageContext) { + switch (parent.operatorToken.kind) { + // ExponentiationOperator + case 40 /* AsteriskAsteriskToken */: + // MultiplicativeOperator + case 39 /* AsteriskToken */: + case 41 /* SlashToken */: + case 42 /* PercentToken */: + // ShiftOperator + case 45 /* LessThanLessThanToken */: + case 46 /* GreaterThanGreaterThanToken */: + case 47 /* GreaterThanGreaterThanGreaterThanToken */: + // BitwiseOperator + case 48 /* AmpersandToken */: + case 49 /* BarToken */: + case 50 /* CaretToken */: + // CompoundAssignmentOperator + case 60 /* MinusEqualsToken */: + case 62 /* AsteriskAsteriskEqualsToken */: + case 61 /* AsteriskEqualsToken */: + case 63 /* SlashEqualsToken */: + case 64 /* PercentEqualsToken */: + case 68 /* AmpersandEqualsToken */: + case 69 /* BarEqualsToken */: + case 70 /* CaretEqualsToken */: + case 65 /* LessThanLessThanEqualsToken */: + case 67 /* GreaterThanGreaterThanGreaterThanEqualsToken */: + case 66 /* GreaterThanGreaterThanEqualsToken */: + // AdditiveOperator + case 38 /* MinusToken */: + // RelationalOperator + case 27 /* LessThanToken */: + case 30 /* LessThanEqualsToken */: + case 29 /* GreaterThanToken */: + case 31 /* GreaterThanEqualsToken */: + var operandType = checker.getTypeAtLocation(parent.left === node ? parent.right : parent.left); + if (operandType.flags & 272 /* EnumLike */) { + addCandidateType(usageContext, operandType); + } + else { + usageContext.isNumber = true; + } + break; + case 59 /* PlusEqualsToken */: + case 37 /* PlusToken */: + var otherOperandType = checker.getTypeAtLocation(parent.left === node ? parent.right : parent.left); + if (otherOperandType.flags & 272 /* EnumLike */) { + addCandidateType(usageContext, otherOperandType); + } + else if (otherOperandType.flags & 84 /* NumberLike */) { + usageContext.isNumber = true; + } + else if (otherOperandType.flags & 262178 /* StringLike */) { + usageContext.isString = true; + } + else { + usageContext.isNumberOrString = true; + } + break; + // AssignmentOperators + case 58 /* EqualsToken */: + case 32 /* EqualsEqualsToken */: + case 34 /* EqualsEqualsEqualsToken */: + case 35 /* ExclamationEqualsEqualsToken */: + case 33 /* ExclamationEqualsToken */: + addCandidateType(usageContext, checker.getTypeAtLocation(parent.left === node ? parent.right : parent.left)); + break; + case 92 /* InKeyword */: + if (node === parent.left) { + usageContext.isString = true; + } + break; + // LogicalOperator + case 54 /* BarBarToken */: + if (node === parent.left && + (node.parent.parent.kind === 226 /* VariableDeclaration */ || ts.isAssignmentExpression(node.parent.parent, /*excludeCompoundAssignment*/ true))) { + // var x = x || {}; + // TODO: use getFalsyflagsOfType + addCandidateType(usageContext, checker.getTypeAtLocation(parent.right)); + } + break; + case 53 /* AmpersandAmpersandToken */: + case 26 /* CommaToken */: + case 93 /* InstanceOfKeyword */: + // nothing to infer here + break; } - else { - rules.push(this.globalRules.NoSpaceAfterOpenBraceInJsxExpression); - rules.push(this.globalRules.NoSpaceBeforeCloseBraceInJsxExpression); + } + function inferTypeFromSwitchStatementLabelContext(parent, checker, usageContext) { + addCandidateType(usageContext, checker.getTypeAtLocation(parent.parent.parent.expression)); + } + function inferTypeFromCallExpressionContext(parent, checker, usageContext) { + var callContext = { + argumentTypes: [], + returnType: {} + }; + if (parent.arguments) { + for (var _i = 0, _a = parent.arguments; _i < _a.length; _i++) { + var argument = _a[_i]; + callContext.argumentTypes.push(checker.getTypeAtLocation(argument)); + } } - if (options.insertSpaceAfterSemicolonInForStatements) { - rules.push(this.globalRules.SpaceAfterSemicolonInFor); + inferTypeFromContext(parent, checker, callContext.returnType); + if (parent.kind === 181 /* CallExpression */) { + (usageContext.callContexts || (usageContext.callContexts = [])).push(callContext); } else { - rules.push(this.globalRules.NoSpaceAfterSemicolonInFor); + (usageContext.constructContexts || (usageContext.constructContexts = [])).push(callContext); + } + } + function inferTypeFromPropertyAccessExpressionContext(parent, checker, usageContext) { + var name = ts.escapeLeadingUnderscores(parent.name.text); + if (!usageContext.properties) { + usageContext.properties = ts.createUnderscoreEscapedMap(); } - if (options.insertSpaceBeforeAndAfterBinaryOperators) { - rules.push(this.globalRules.SpaceBeforeBinaryOperator); - rules.push(this.globalRules.SpaceAfterBinaryOperator); + var propertyUsageContext = usageContext.properties.get(name) || {}; + inferTypeFromContext(parent, checker, propertyUsageContext); + usageContext.properties.set(name, propertyUsageContext); + } + function inferTypeFromPropertyElementExpressionContext(parent, node, checker, usageContext) { + if (node === parent.argumentExpression) { + usageContext.isNumberOrString = true; + return; } else { - rules.push(this.globalRules.NoSpaceBeforeBinaryOperator); - rules.push(this.globalRules.NoSpaceAfterBinaryOperator); + var indexType = checker.getTypeAtLocation(parent); + var indexUsageContext = {}; + inferTypeFromContext(parent, checker, indexUsageContext); + if (indexType.flags & 84 /* NumberLike */) { + usageContext.numberIndexContext = indexUsageContext; + } + else { + usageContext.stringIndexContext = indexUsageContext; + } } - if (options.insertSpaceBeforeFunctionParenthesis) { - rules.push(this.globalRules.SpaceBeforeOpenParenInFuncDecl); + } + function getTypeFromUsageContext(usageContext, checker) { + if (usageContext.isNumberOrString && !usageContext.isNumber && !usageContext.isString) { + return checker.getUnionType([checker.getNumberType(), checker.getStringType()]); } - else { - rules.push(this.globalRules.NoSpaceBeforeOpenParenInFuncDecl); + else if (usageContext.isNumber) { + return checker.getNumberType(); } - if (options.placeOpenBraceOnNewLineForControlBlocks) { - rules.push(this.globalRules.NewLineBeforeOpenBraceInControl); + else if (usageContext.isString) { + return checker.getStringType(); } - if (options.placeOpenBraceOnNewLineForFunctions) { - rules.push(this.globalRules.NewLineBeforeOpenBraceInFunction); - rules.push(this.globalRules.NewLineBeforeOpenBraceInTypeScriptDeclWithBlock); + else if (usageContext.candidateTypes) { + return checker.getWidenedType(checker.getUnionType(ts.map(usageContext.candidateTypes, function (t) { return checker.getBaseTypeOfLiteralType(t); }), /*subtypeReduction*/ true)); } - if (options.insertSpaceAfterTypeAssertion) { - rules.push(this.globalRules.SpaceAfterTypeAssertion); + else if (usageContext.properties && hasCallContext(usageContext.properties.get("then"))) { + var paramType = getParameterTypeFromCallContexts(0, usageContext.properties.get("then").callContexts, /*isRestParameter*/ false, checker); + var types = paramType.getCallSignatures().map(function (c) { return c.getReturnType(); }); + return checker.createPromiseType(types.length ? checker.getUnionType(types, /*subtypeReduction*/ true) : checker.getAnyType()); } - else { - rules.push(this.globalRules.NoSpaceAfterTypeAssertion); + else if (usageContext.properties && hasCallContext(usageContext.properties.get("push"))) { + return checker.createArrayType(getParameterTypeFromCallContexts(0, usageContext.properties.get("push").callContexts, /*isRestParameter*/ false, checker)); } - rules = rules.concat(this.globalRules.LowPriorityCommonRules); - return rules; - }; - return RulesProvider; - }()); - formatting.RulesProvider = RulesProvider; - })(formatting = ts.formatting || (ts.formatting = {})); -})(ts || (ts = {})); -/// -/// -/// -/// -/* @internal */ -var ts; -(function (ts) { - var formatting; - (function (formatting) { - var Constants; - (function (Constants) { - Constants[Constants["Unknown"] = -1] = "Unknown"; - })(Constants || (Constants = {})); - function formatOnEnter(position, sourceFile, rulesProvider, options) { - var line = sourceFile.getLineAndCharacterOfPosition(position).line; - if (line === 0) { - return []; - } - // After the enter key, the cursor is now at a new line. The new line may or may not contain non-whitespace characters. - // If the new line has only whitespaces, we won't want to format this line, because that would remove the indentation as - // trailing whitespaces. So the end of the formatting span should be the later one between: - // 1. the end of the previous line - // 2. the last non-whitespace character in the current line - var endOfFormatSpan = ts.getEndLinePosition(line, sourceFile); - while (ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(endOfFormatSpan))) { - endOfFormatSpan--; - } - // if the character at the end of the span is a line break, we shouldn't include it, because it indicates we don't want to - // touch the current line at all. Also, on some OSes the line break consists of two characters (\r\n), we should test if the - // previous character before the end of format span is line break character as well. - if (ts.isLineBreak(sourceFile.text.charCodeAt(endOfFormatSpan))) { - endOfFormatSpan--; - } - var span = { - // get start position for the previous line - pos: ts.getStartPositionOfLine(line - 1, sourceFile), - // end value is exclusive so add 1 to the result - end: endOfFormatSpan + 1 - }; - return formatSpan(span, sourceFile, options, rulesProvider, 2 /* FormatOnEnter */); - } - formatting.formatOnEnter = formatOnEnter; - function formatOnSemicolon(position, sourceFile, rulesProvider, options) { - return formatOutermostParent(position, 24 /* SemicolonToken */, sourceFile, options, rulesProvider, 3 /* FormatOnSemicolon */); - } - formatting.formatOnSemicolon = formatOnSemicolon; - function formatOnClosingCurly(position, sourceFile, rulesProvider, options) { - return formatOutermostParent(position, 17 /* CloseBraceToken */, sourceFile, options, rulesProvider, 4 /* FormatOnClosingCurlyBrace */); - } - formatting.formatOnClosingCurly = formatOnClosingCurly; - function formatDocument(sourceFile, rulesProvider, options) { - var span = { - pos: 0, - end: sourceFile.text.length - }; - return formatSpan(span, sourceFile, options, rulesProvider, 0 /* FormatDocument */); - } - formatting.formatDocument = formatDocument; - function formatSelection(start, end, sourceFile, rulesProvider, options) { - // format from the beginning of the line - var span = { - pos: ts.getLineStartPositionForPosition(start, sourceFile), - end: end - }; - return formatSpan(span, sourceFile, options, rulesProvider, 1 /* FormatSelection */); - } - formatting.formatSelection = formatSelection; - function formatOutermostParent(position, expectedLastToken, sourceFile, options, rulesProvider, requestKind) { - var parent = findOutermostParent(position, expectedLastToken, sourceFile); - if (!parent) { - return []; - } - var span = { - pos: ts.getLineStartPositionForPosition(parent.getStart(sourceFile), sourceFile), - end: parent.end - }; - return formatSpan(span, sourceFile, options, rulesProvider, requestKind); - } - function findOutermostParent(position, expectedTokenKind, sourceFile) { - var precedingToken = ts.findPrecedingToken(position, sourceFile); - // when it is claimed that trigger character was typed at given position - // we verify that there is a token with a matching kind whose end is equal to position (because the character was just typed). - // If this condition is not hold - then trigger character was typed in some other context, - // i.e.in comment and thus should not trigger autoformatting - if (!precedingToken || - precedingToken.kind !== expectedTokenKind || - position !== precedingToken.getEnd()) { - return undefined; - } - // walk up and search for the parent node that ends at the same position with precedingToken. - // for cases like this - // - // let x = 1; - // while (true) { - // } - // after typing close curly in while statement we want to reformat just the while statement. - // However if we just walk upwards searching for the parent that has the same end value - - // we'll end up with the whole source file. isListElement allows to stop on the list element level - var current = precedingToken; - while (current && - current.parent && - current.parent.end === precedingToken.end && - !isListElement(current.parent, current)) { - current = current.parent; - } - return current; - } - // Returns true if node is a element in some list in parent - // i.e. parent is class declaration with the list of members and node is one of members. - function isListElement(parent, node) { - switch (parent.kind) { - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - return ts.rangeContainsRange(parent.members, node); - case 230 /* ModuleDeclaration */: - var body = parent.body; - return body && body.kind === 231 /* ModuleBlock */ && ts.rangeContainsRange(body.statements, node); - case 261 /* SourceFile */: - case 204 /* Block */: - case 231 /* ModuleBlock */: - return ts.rangeContainsRange(parent.statements, node); - case 256 /* CatchClause */: - return ts.rangeContainsRange(parent.block.statements, node); - } - return false; - } - /** find node that fully contains given text range */ - function findEnclosingNode(range, sourceFile) { - return find(sourceFile); - function find(n) { - var candidate = ts.forEachChild(n, function (c) { return ts.startEndContainsRange(c.getStart(sourceFile), c.end, range) && c; }); - if (candidate) { - var result = find(candidate); - if (result) { - return result; + else if (usageContext.properties || usageContext.callContexts || usageContext.constructContexts || usageContext.numberIndexContext || usageContext.stringIndexContext) { + var members_4 = ts.createUnderscoreEscapedMap(); + var callSignatures = []; + var constructSignatures = []; + var stringIndexInfo = void 0; + var numberIndexInfo = void 0; + if (usageContext.properties) { + usageContext.properties.forEach(function (context, name) { + var symbol = checker.createSymbol(4 /* Property */, name); + symbol.type = getTypeFromUsageContext(context, checker) || checker.getAnyType(); + members_4.set(name, symbol); + }); } - } - return n; - } - } - /** formatting is not applied to ranges that contain parse errors. - * This function will return a predicate that for a given text range will tell - * if there are any parse errors that overlap with the range. - */ - function prepareRangeContainsErrorFunction(errors, originalRange) { - if (!errors.length) { - return rangeHasNoErrors; - } - // pick only errors that fall in range - var sorted = errors - .filter(function (d) { return ts.rangeOverlapsWithStartEnd(originalRange, d.start, d.start + d.length); }) - .sort(function (e1, e2) { return e1.start - e2.start; }); - if (!sorted.length) { - return rangeHasNoErrors; - } - var index = 0; - return function (r) { - // in current implementation sequence of arguments [r1, r2...] is monotonically increasing. - // 'index' tracks the index of the most recent error that was checked. - while (true) { - if (index >= sorted.length) { - // all errors in the range were already checked -> no error in specified range - return false; + if (usageContext.callContexts) { + for (var _i = 0, _a = usageContext.callContexts; _i < _a.length; _i++) { + var callContext = _a[_i]; + callSignatures.push(getSignatureFromCallContext(callContext, checker)); + } } - var error = sorted[index]; - if (r.end <= error.start) { - // specified range ends before the error refered by 'index' - no error in range - return false; + if (usageContext.constructContexts) { + for (var _b = 0, _c = usageContext.constructContexts; _b < _c.length; _b++) { + var constructContext = _c[_b]; + constructSignatures.push(getSignatureFromCallContext(constructContext, checker)); + } } - if (ts.startEndOverlapsWithStartEnd(r.pos, r.end, error.start, error.start + error.length)) { - // specified range overlaps with error range - return true; + if (usageContext.numberIndexContext) { + numberIndexInfo = checker.createIndexInfo(getTypeFromUsageContext(usageContext.numberIndexContext, checker), /*isReadonly*/ false); } - index++; + if (usageContext.stringIndexContext) { + stringIndexInfo = checker.createIndexInfo(getTypeFromUsageContext(usageContext.stringIndexContext, checker), /*isReadonly*/ false); + } + return checker.createAnonymousType(/*symbol*/ undefined, members_4, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); + } + else { + return undefined; + } + } + function getParameterTypeFromCallContexts(parameterIndex, callContexts, isRestParameter, checker) { + var types = []; + if (callContexts) { + for (var _i = 0, callContexts_2 = callContexts; _i < callContexts_2.length; _i++) { + var callContext = callContexts_2[_i]; + if (callContext.argumentTypes.length > parameterIndex) { + if (isRestParameter) { + types = ts.concatenate(types, ts.map(callContext.argumentTypes.slice(parameterIndex), function (a) { return checker.getBaseTypeOfLiteralType(a); })); + } + else { + types.push(checker.getBaseTypeOfLiteralType(callContext.argumentTypes[parameterIndex])); + } + } + } + } + if (types.length) { + var type = checker.getWidenedType(checker.getUnionType(types, /*subtypeReduction*/ true)); + return isRestParameter ? checker.createArrayType(type) : type; + } + return undefined; + } + function getSignatureFromCallContext(callContext, checker) { + var parameters = []; + for (var i = 0; i < callContext.argumentTypes.length; i++) { + var symbol = checker.createSymbol(1 /* FunctionScopedVariable */, ts.escapeLeadingUnderscores("arg" + i)); + symbol.type = checker.getWidenedType(checker.getBaseTypeOfLiteralType(callContext.argumentTypes[i])); + parameters.push(symbol); } - }; - function rangeHasNoErrors() { - return false; + var returnType = getTypeFromUsageContext(callContext.returnType, checker) || checker.getVoidType(); + return checker.createSignature(/*declaration*/ undefined, /*typeParameters*/ undefined, /*thisParameter*/ undefined, parameters, returnType, /*typePredicate*/ undefined, callContext.argumentTypes.length, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); } - } - /** - * Start of the original range might fall inside the comment - scanner will not yield appropriate results - * This function will look for token that is located before the start of target range - * and return its end as start position for the scanner. - */ - function getScanStartPosition(enclosingNode, originalRange, sourceFile) { - var start = enclosingNode.getStart(sourceFile); - if (start === originalRange.pos && enclosingNode.end === originalRange.end) { - return start; + function addCandidateType(context, type) { + if (type && !(type.flags & 1 /* Any */) && !(type.flags & 8192 /* Never */)) { + (context.candidateTypes || (context.candidateTypes = [])).push(type); + } } - var precedingToken = ts.findPrecedingToken(originalRange.pos, sourceFile); - if (!precedingToken) { - // no preceding token found - start from the beginning of enclosing node - return enclosingNode.pos; + function hasCallContext(usageContext) { + return usageContext && usageContext.callContexts; } - // preceding token ends after the start of original range (i.e when originalRange.pos falls in the middle of literal) - // start from the beginning of enclosingNode to handle the entire 'originalRange' - if (precedingToken.end >= originalRange.pos) { - return enclosingNode.pos; + })(InferFromReference || (InferFromReference = {})); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/// +/* @internal */ +var ts; +(function (ts) { + var refactor; + (function (refactor) { + var annotateWithTypeFromJSDoc; + (function (annotateWithTypeFromJSDoc) { + var actionName = "annotate"; + var annotateTypeFromJSDoc = { + name: "Annotate with type from JSDoc", + description: ts.Diagnostics.Annotate_with_type_from_JSDoc.message, + getEditsForAction: getEditsForAction, + getAvailableActions: getAvailableActions + }; + refactor.registerRefactor(annotateTypeFromJSDoc); + function getAvailableActions(context) { + if (ts.isInJavaScriptFile(context.file)) { + return undefined; + } + var node = ts.getTokenAtPosition(context.file, context.startPosition, /*includeJsDocComment*/ false); + if (hasUsableJSDoc(ts.findAncestor(node, isDeclarationWithType))) { + return [{ + name: annotateTypeFromJSDoc.name, + description: annotateTypeFromJSDoc.description, + actions: [ + { + description: annotateTypeFromJSDoc.description, + name: actionName + } + ] + }]; + } } - return precedingToken.end; - } - /* - * For cases like - * if (a || - * b ||$ - * c) {...} - * If we hit Enter at $ we want line ' b ||' to be indented. - * Formatting will be applied to the last two lines. - * Node that fully encloses these lines is binary expression 'a ||...'. - * Initial indentation for this node will be 0. - * Binary expressions don't introduce new indentation scopes, however it is possible - * that some parent node on the same line does - like if statement in this case. - * Note that we are considering parents only from the same line with initial node - - * if parent is on the different line - its delta was already contributed - * to the initial indentation. - */ - function getOwnOrInheritedDelta(n, options, sourceFile) { - var previousLine = -1 /* Unknown */; - var child; - while (n) { - var line = sourceFile.getLineAndCharacterOfPosition(n.getStart(sourceFile)).line; - if (previousLine !== -1 /* Unknown */ && line !== previousLine) { - break; + function hasUsableJSDoc(decl) { + if (!decl) { + return false; } - if (formatting.SmartIndenter.shouldIndentChildNode(n, child)) { - return options.indentSize; + if (ts.isFunctionLikeDeclaration(decl)) { + return decl.parameters.some(hasUsableJSDoc) || (!decl.type && !!ts.getJSDocReturnType(decl)); } - previousLine = line; - child = n; - n = n.parent; + return !decl.type && !!ts.getJSDocType(decl); } - return 0; - } - function formatSpan(originalRange, sourceFile, options, rulesProvider, requestKind) { - var rangeContainsError = prepareRangeContainsErrorFunction(sourceFile.parseDiagnostics, originalRange); - // formatting context is used by rules provider - var formattingContext = new formatting.FormattingContext(sourceFile, requestKind); - // find the smallest node that fully wraps the range and compute the initial indentation for the node - var enclosingNode = findEnclosingNode(originalRange, sourceFile); - var formattingScanner = formatting.getFormattingScanner(sourceFile, getScanStartPosition(enclosingNode, originalRange, sourceFile), originalRange.end); - var initialIndentation = formatting.SmartIndenter.getIndentationForNode(enclosingNode, originalRange, sourceFile, options); - var previousRangeHasError; - var previousRange; - var previousParent; - var previousRangeStartLine; - var lastIndentedLine; - var indentationOnLastIndentedLine; - var edits = []; - formattingScanner.advance(); - if (formattingScanner.isOnToken()) { - var startLine = sourceFile.getLineAndCharacterOfPosition(enclosingNode.getStart(sourceFile)).line; - var undecoratedStartLine = startLine; - if (enclosingNode.decorators) { - undecoratedStartLine = sourceFile.getLineAndCharacterOfPosition(ts.getNonDecoratorTokenPosOfNode(enclosingNode, sourceFile)).line; + function getEditsForAction(context, action) { + if (actionName !== action) { + return ts.Debug.fail("actionName !== action: " + actionName + " !== " + action); + } + var node = ts.getTokenAtPosition(context.file, context.startPosition, /*includeJsDocComment*/ false); + var decl = ts.findAncestor(node, isDeclarationWithType); + if (!decl || decl.type) { + return undefined; + } + var jsdocType = ts.getJSDocType(decl); + var isFunctionWithJSDoc = ts.isFunctionLikeDeclaration(decl) && (ts.getJSDocReturnType(decl) || decl.parameters.some(function (p) { return !!ts.getJSDocType(p); })); + if (isFunctionWithJSDoc || jsdocType && decl.kind === 146 /* Parameter */) { + return getEditsForFunctionAnnotation(context); + } + else if (jsdocType) { + return getEditsForAnnotation(context); + } + else { + ts.Debug.assert(!!refactor, "No applicable refactor found."); } - var delta = getOwnOrInheritedDelta(enclosingNode, options, sourceFile); - processNode(enclosingNode, enclosingNode, startLine, undecoratedStartLine, initialIndentation, delta); } - if (!formattingScanner.isOnToken()) { - var leadingTrivia = formattingScanner.getCurrentLeadingTrivia(); - if (leadingTrivia) { - processTrivia(leadingTrivia, enclosingNode, enclosingNode, undefined); - trimTrailingWhitespacesForRemainingRange(); + function getEditsForAnnotation(context) { + var sourceFile = context.file; + var token = ts.getTokenAtPosition(sourceFile, context.startPosition, /*includeJsDocComment*/ false); + var decl = ts.findAncestor(token, isDeclarationWithType); + var jsdocType = ts.getJSDocType(decl); + if (!decl || !jsdocType || decl.type) { + return ts.Debug.fail("!decl || !jsdocType || decl.type: !" + decl + " || !" + jsdocType + " || " + decl.type); } + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + var declarationWithType = addType(decl, transformJSDocType(jsdocType)); + ts.suppressLeadingAndTrailingTrivia(declarationWithType); + changeTracker.replaceRange(sourceFile, { pos: decl.getStart(), end: decl.end }, declarationWithType); + return { + edits: changeTracker.getChanges(), + renameFilename: undefined, + renameLocation: undefined + }; } - formattingScanner.close(); - return edits; - // local functions - /** Tries to compute the indentation for a list element. - * If list element is not in range then - * function will pick its actual indentation - * so it can be pushed downstream as inherited indentation. - * If list element is in the range - its indentation will be equal - * to inherited indentation from its predecessors. - */ - function tryComputeIndentationForListItem(startPos, endPos, parentStartLine, range, inheritedIndentation) { - if (ts.rangeOverlapsWithStartEnd(range, startPos, endPos) || - ts.rangeContainsStartEnd(range, startPos, endPos) /* Not to miss zero-range nodes e.g. JsxText */) { - if (inheritedIndentation !== -1 /* Unknown */) { - return inheritedIndentation; - } + function getEditsForFunctionAnnotation(context) { + var sourceFile = context.file; + var token = ts.getTokenAtPosition(sourceFile, context.startPosition, /*includeJsDocComment*/ false); + var decl = ts.findAncestor(token, ts.isFunctionLikeDeclaration); + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + var functionWithType = addTypesToFunctionLike(decl); + ts.suppressLeadingAndTrailingTrivia(functionWithType); + changeTracker.replaceRange(sourceFile, { pos: decl.getStart(), end: decl.end }, functionWithType); + return { + edits: changeTracker.getChanges(), + renameFilename: undefined, + renameLocation: undefined + }; + } + function isDeclarationWithType(node) { + return ts.isFunctionLikeDeclaration(node) || + node.kind === 226 /* VariableDeclaration */ || + node.kind === 146 /* Parameter */ || + node.kind === 148 /* PropertySignature */ || + node.kind === 149 /* PropertyDeclaration */; + } + function addTypesToFunctionLike(decl) { + var typeParameters = ts.getEffectiveTypeParameterDeclarations(decl, /*checkJSDoc*/ true); + var parameters = decl.parameters.map(function (p) { return ts.createParameter(p.decorators, p.modifiers, p.dotDotDotToken, p.name, p.questionToken, transformJSDocType(ts.getEffectiveTypeAnnotationNode(p, /*checkJSDoc*/ true)), p.initializer); }); + var returnType = transformJSDocType(ts.getEffectiveReturnTypeNode(decl, /*checkJSDoc*/ true)); + switch (decl.kind) { + case 228 /* FunctionDeclaration */: + return ts.createFunctionDeclaration(decl.decorators, decl.modifiers, decl.asteriskToken, decl.name, typeParameters, parameters, returnType, decl.body); + case 152 /* Constructor */: + return ts.createConstructor(decl.decorators, decl.modifiers, parameters, decl.body); + case 186 /* FunctionExpression */: + return ts.createFunctionExpression(decl.modifiers, decl.asteriskToken, decl.name, typeParameters, parameters, returnType, decl.body); + case 187 /* ArrowFunction */: + return ts.createArrowFunction(decl.modifiers, typeParameters, parameters, returnType, decl.equalsGreaterThanToken, decl.body); + case 151 /* MethodDeclaration */: + return ts.createMethod(decl.decorators, decl.modifiers, decl.asteriskToken, decl.name, decl.questionToken, typeParameters, parameters, returnType, decl.body); + case 153 /* GetAccessor */: + return ts.createGetAccessor(decl.decorators, decl.modifiers, decl.name, decl.parameters, returnType, decl.body); + case 154 /* SetAccessor */: + return ts.createSetAccessor(decl.decorators, decl.modifiers, decl.name, parameters, decl.body); + default: + return ts.Debug.assertNever(decl, "Unexpected SyntaxKind: " + decl.kind); } - else { - var startLine = sourceFile.getLineAndCharacterOfPosition(startPos).line; - var startLinePosition = ts.getLineStartPositionForPosition(startPos, sourceFile); - var column = formatting.SmartIndenter.findFirstNonWhitespaceColumn(startLinePosition, startPos, sourceFile, options); - if (startLine !== parentStartLine || startPos === column) { - // Use the base indent size if it is greater than - // the indentation of the inherited predecessor. - var baseIndentSize = formatting.SmartIndenter.getBaseIndentation(options); - return baseIndentSize > column ? baseIndentSize : column; - } + } + function addType(decl, jsdocType) { + switch (decl.kind) { + case 226 /* VariableDeclaration */: + return ts.createVariableDeclaration(decl.name, jsdocType, decl.initializer); + case 148 /* PropertySignature */: + return ts.createPropertySignature(decl.modifiers, decl.name, decl.questionToken, jsdocType, decl.initializer); + case 149 /* PropertyDeclaration */: + return ts.createProperty(decl.decorators, decl.modifiers, decl.name, decl.questionToken, jsdocType, decl.initializer); + default: + return ts.Debug.fail("Unexpected SyntaxKind: " + decl.kind); } - return -1 /* Unknown */; } - function computeIndentation(node, startLine, inheritedIndentation, parent, parentDynamicIndentation, effectiveParentStartLine) { - var indentation = inheritedIndentation; - var delta = formatting.SmartIndenter.shouldIndentChildNode(node) ? options.indentSize : 0; - if (effectiveParentStartLine === startLine) { - // if node is located on the same line with the parent - // - inherit indentation from the parent - // - push children if either parent of node itself has non-zero delta - indentation = startLine === lastIndentedLine - ? indentationOnLastIndentedLine - : parentDynamicIndentation.getIndentation(); - delta = Math.min(options.indentSize, parentDynamicIndentation.getDelta(node) + delta); + function transformJSDocType(node) { + if (node === undefined) { + return undefined; } - else if (indentation === -1 /* Unknown */) { - if (formatting.SmartIndenter.childStartsOnTheSameLineWithElseInIfStatement(parent, node, startLine, sourceFile)) { - indentation = parentDynamicIndentation.getIndentation(); + switch (node.kind) { + case 268 /* JSDocAllType */: + case 269 /* JSDocUnknownType */: + return ts.createTypeReferenceNode("any", ts.emptyArray); + case 272 /* JSDocOptionalType */: + return transformJSDocOptionalType(node); + case 271 /* JSDocNonNullableType */: + return transformJSDocType(node.type); + case 270 /* JSDocNullableType */: + return transformJSDocNullableType(node); + case 274 /* JSDocVariadicType */: + return transformJSDocVariadicType(node); + case 273 /* JSDocFunctionType */: + return transformJSDocFunctionType(node); + case 146 /* Parameter */: + return transformJSDocParameter(node); + case 159 /* TypeReference */: + return transformJSDocTypeReference(node); + default: + var visited = ts.visitEachChild(node, transformJSDocType, /*context*/ undefined); + ts.setEmitFlags(visited, 1 /* SingleLine */); + return visited; + } + } + function transformJSDocOptionalType(node) { + return ts.createUnionTypeNode([ts.visitNode(node.type, transformJSDocType), ts.createTypeReferenceNode("undefined", ts.emptyArray)]); + } + function transformJSDocNullableType(node) { + return ts.createUnionTypeNode([ts.visitNode(node.type, transformJSDocType), ts.createTypeReferenceNode("null", ts.emptyArray)]); + } + function transformJSDocVariadicType(node) { + return ts.createArrayTypeNode(ts.visitNode(node.type, transformJSDocType)); + } + function transformJSDocFunctionType(node) { + var parameters = node.parameters && node.parameters.map(transformJSDocType); + return ts.createFunctionTypeNode(ts.emptyArray, parameters, node.type); + } + function transformJSDocParameter(node) { + var index = node.parent.parameters.indexOf(node); + var isRest = node.type.kind === 274 /* JSDocVariadicType */ && index === node.parent.parameters.length - 1; + var name = node.name || (isRest ? "rest" : "arg" + index); + var dotdotdot = isRest ? ts.createToken(24 /* DotDotDotToken */) : node.dotDotDotToken; + return ts.createParameter(node.decorators, node.modifiers, dotdotdot, name, node.questionToken, ts.visitNode(node.type, transformJSDocType), node.initializer); + } + function transformJSDocTypeReference(node) { + var name = node.typeName; + var args = node.typeArguments; + if (ts.isIdentifier(node.typeName)) { + if (ts.isJSDocIndexSignature(node)) { + return transformJSDocIndexSignature(node); + } + var text = node.typeName.text; + switch (node.typeName.text) { + case "String": + case "Boolean": + case "Object": + case "Number": + text = text.toLowerCase(); + break; + case "array": + case "date": + case "promise": + text = text[0].toUpperCase() + text.slice(1); + break; + } + name = ts.createIdentifier(text); + if ((text === "Array" || text === "Promise") && !node.typeArguments) { + args = ts.createNodeArray([ts.createTypeReferenceNode("any", ts.emptyArray)]); } else { - indentation = parentDynamicIndentation.getIndentation() + parentDynamicIndentation.getDelta(node); + args = ts.visitNodes(node.typeArguments, transformJSDocType); } } - return { - indentation: indentation, - delta: delta - }; + return ts.createTypeReferenceNode(name, args); } - function getFirstNonDecoratorTokenOfNode(node) { - if (node.modifiers && node.modifiers.length) { - return node.modifiers[0].kind; + function transformJSDocIndexSignature(node) { + var index = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, node.typeArguments[0].kind === 133 /* NumberKeyword */ ? "n" : "s", + /*questionToken*/ undefined, ts.createTypeReferenceNode(node.typeArguments[0].kind === 133 /* NumberKeyword */ ? "number" : "string", []), + /*initializer*/ undefined); + var indexSignature = ts.createTypeLiteralNode([ts.createIndexSignature(/*decorators*/ undefined, /*modifiers*/ undefined, [index], node.typeArguments[1])]); + ts.setEmitFlags(indexSignature, 1 /* SingleLine */); + return indexSignature; + } + })(annotateWithTypeFromJSDoc = refactor.annotateWithTypeFromJSDoc || (refactor.annotateWithTypeFromJSDoc = {})); + })(refactor = ts.refactor || (ts.refactor = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var refactor; + (function (refactor) { + var convertFunctionToES6Class; + (function (convertFunctionToES6Class_1) { + var actionName = "convert"; + var convertFunctionToES6Class = { + name: "Convert to ES2015 class", + description: ts.Diagnostics.Convert_function_to_an_ES2015_class.message, + getEditsForAction: getEditsForAction, + getAvailableActions: getAvailableActions + }; + refactor.registerRefactor(convertFunctionToES6Class); + function getAvailableActions(context) { + if (!ts.isInJavaScriptFile(context.file)) { + return undefined; } - switch (node.kind) { - case 226 /* ClassDeclaration */: return 74 /* ClassKeyword */; - case 227 /* InterfaceDeclaration */: return 108 /* InterfaceKeyword */; - case 225 /* FunctionDeclaration */: return 88 /* FunctionKeyword */; - case 229 /* EnumDeclaration */: return 229 /* EnumDeclaration */; - case 151 /* GetAccessor */: return 124 /* GetKeyword */; - case 152 /* SetAccessor */: return 133 /* SetKeyword */; - case 149 /* MethodDeclaration */: - if (node.asteriskToken) { - return 38 /* AsteriskToken */; - } /* - fall-through - */ - case 147 /* PropertyDeclaration */: - case 144 /* Parameter */: - return node.name.kind; + var symbol = getConstructorSymbol(context); + if (!symbol) { + return undefined; + } + if (ts.isDeclarationOfFunctionOrClassExpression(symbol)) { + symbol = symbol.valueDeclaration.initializer.symbol; + } + if ((symbol.flags & 16 /* Function */) && symbol.members && (symbol.members.size > 0)) { + return [ + { + name: convertFunctionToES6Class.name, + description: convertFunctionToES6Class.description, + actions: [ + { + description: convertFunctionToES6Class.description, + name: actionName + } + ] + } + ]; } } - function getDynamicIndentation(node, nodeStartLine, indentation, delta) { - return { - getIndentationForComment: function (kind, tokenIndentation, container) { - switch (kind) { - // preceding comment to the token that closes the indentation scope inherits the indentation from the scope - // .. { - // // comment - // } - case 17 /* CloseBraceToken */: - case 21 /* CloseBracketToken */: - case 19 /* CloseParenToken */: - return indentation + getEffectiveDelta(delta, container); + function getEditsForAction(context, action) { + // Somehow wrong action got invoked? + if (actionName !== action) { + return undefined; + } + var sourceFile = context.file; + var ctorSymbol = getConstructorSymbol(context); + var newLine = context.rulesProvider.getFormatOptions().newLineCharacter; + var deletedNodes = []; + var deletes = []; + if (!(ctorSymbol.flags & (16 /* Function */ | 3 /* Variable */))) { + return undefined; + } + var ctorDeclaration = ctorSymbol.valueDeclaration; + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + var precedingNode; + var newClassDeclaration; + switch (ctorDeclaration.kind) { + case 228 /* FunctionDeclaration */: + precedingNode = ctorDeclaration; + deleteNode(ctorDeclaration); + newClassDeclaration = createClassFromFunctionDeclaration(ctorDeclaration); + break; + case 226 /* VariableDeclaration */: + precedingNode = ctorDeclaration.parent.parent; + if (ctorDeclaration.parent.declarations.length === 1) { + deleteNode(precedingNode); } - return tokenIndentation !== -1 /* Unknown */ ? tokenIndentation : indentation; - }, - getIndentationForToken: function (line, kind, container) { - if (nodeStartLine !== line && node.decorators) { - if (kind === getFirstNonDecoratorTokenOfNode(node)) { - // if this token is the first token following the list of decorators, we do not need to indent - return indentation; - } + else { + deleteNode(ctorDeclaration, /*inList*/ true); } - switch (kind) { - // open and close brace, 'else' and 'while' (in do statement) tokens has indentation of the parent - case 16 /* OpenBraceToken */: - case 17 /* CloseBraceToken */: - case 18 /* OpenParenToken */: - case 19 /* CloseParenToken */: - case 81 /* ElseKeyword */: - case 105 /* WhileKeyword */: - case 56 /* AtToken */: - return indentation; - case 40 /* SlashToken */: - case 28 /* GreaterThanToken */: { - if (container.kind === 248 /* JsxOpeningElement */ || - container.kind === 249 /* JsxClosingElement */ || - container.kind === 247 /* JsxSelfClosingElement */) { - return indentation; - } - break; + newClassDeclaration = createClassFromVariableDeclaration(ctorDeclaration); + break; + } + if (!newClassDeclaration) { + return undefined; + } + // Because the preceding node could be touched, we need to insert nodes before delete nodes. + changeTracker.insertNodeAfter(sourceFile, precedingNode, newClassDeclaration, { suffix: newLine }); + for (var _i = 0, deletes_1 = deletes; _i < deletes_1.length; _i++) { + var deleteCallback = deletes_1[_i]; + deleteCallback(); + } + return { + edits: changeTracker.getChanges(), + renameFilename: undefined, + renameLocation: undefined, + }; + function deleteNode(node, inList) { + if (inList === void 0) { inList = false; } + if (deletedNodes.some(function (n) { return ts.isNodeDescendantOf(node, n); })) { + // Parent node has already been deleted; do nothing + return; + } + deletedNodes.push(node); + if (inList) { + deletes.push(function () { return changeTracker.deleteNodeInList(sourceFile, node); }); + } + else { + deletes.push(function () { return changeTracker.deleteNode(sourceFile, node); }); + } + } + function createClassElementsFromSymbol(symbol) { + var memberElements = []; + // all instance members are stored in the "member" array of symbol + if (symbol.members) { + symbol.members.forEach(function (member) { + var memberElement = createClassElement(member, /*modifiers*/ undefined); + if (memberElement) { + memberElements.push(memberElement); } - case 20 /* OpenBracketToken */: - case 21 /* CloseBracketToken */: { - if (container.kind !== 170 /* MappedType */) { - return indentation; - } - break; + }); + } + // all static members are stored in the "exports" array of symbol + if (symbol.exports) { + symbol.exports.forEach(function (member) { + var memberElement = createClassElement(member, [ts.createToken(115 /* StaticKeyword */)]); + if (memberElement) { + memberElements.push(memberElement); } + }); + } + return memberElements; + function shouldConvertDeclaration(_target, source) { + // Right now the only thing we can convert are function expressions - other values shouldn't get + // transformed. We can update this once ES public class properties are available. + return ts.isFunctionLike(source); + } + function createClassElement(symbol, modifiers) { + // both properties and methods are bound as property symbols + if (!(symbol.flags & 4 /* Property */)) { + return; } - // if token line equals to the line of containing node (this is a first token in the node) - use node indentation - return nodeStartLine !== line ? indentation + getEffectiveDelta(delta, container) : indentation; - }, - getIndentation: function () { return indentation; }, - getDelta: function (child) { return getEffectiveDelta(delta, child); }, - recomputeIndentation: function (lineAdded) { - if (node.parent && formatting.SmartIndenter.shouldIndentChildNode(node.parent, node)) { - if (lineAdded) { - indentation += options.indentSize; - } - else { - indentation -= options.indentSize; + var memberDeclaration = symbol.valueDeclaration; + var assignmentBinaryExpression = memberDeclaration.parent; + if (!shouldConvertDeclaration(memberDeclaration, assignmentBinaryExpression.right)) { + return; + } + // delete the entire statement if this expression is the sole expression to take care of the semicolon at the end + var nodeToDelete = assignmentBinaryExpression.parent && assignmentBinaryExpression.parent.kind === 210 /* ExpressionStatement */ + ? assignmentBinaryExpression.parent : assignmentBinaryExpression; + deleteNode(nodeToDelete); + if (!assignmentBinaryExpression.right) { + return ts.createProperty([], modifiers, symbol.name, /*questionToken*/ undefined, + /*type*/ undefined, /*initializer*/ undefined); + } + switch (assignmentBinaryExpression.right.kind) { + case 186 /* FunctionExpression */: { + var functionExpression = assignmentBinaryExpression.right; + var fullModifiers = ts.concatenate(modifiers, getModifierKindFromSource(functionExpression, 120 /* AsyncKeyword */)); + var method = ts.createMethod(/*decorators*/ undefined, fullModifiers, /*asteriskToken*/ undefined, memberDeclaration.name, /*questionToken*/ undefined, + /*typeParameters*/ undefined, functionExpression.parameters, /*type*/ undefined, functionExpression.body); + copyComments(assignmentBinaryExpression, method); + return method; } - if (formatting.SmartIndenter.shouldIndentChildNode(node)) { - delta = options.indentSize; + case 187 /* ArrowFunction */: { + var arrowFunction = assignmentBinaryExpression.right; + var arrowFunctionBody = arrowFunction.body; + var bodyBlock = void 0; + // case 1: () => { return [1,2,3] } + if (arrowFunctionBody.kind === 207 /* Block */) { + bodyBlock = arrowFunctionBody; + } + else { + var expression = arrowFunctionBody; + bodyBlock = ts.createBlock([ts.createReturn(expression)]); + } + var fullModifiers = ts.concatenate(modifiers, getModifierKindFromSource(arrowFunction, 120 /* AsyncKeyword */)); + var method = ts.createMethod(/*decorators*/ undefined, fullModifiers, /*asteriskToken*/ undefined, memberDeclaration.name, /*questionToken*/ undefined, + /*typeParameters*/ undefined, arrowFunction.parameters, /*type*/ undefined, bodyBlock); + copyComments(assignmentBinaryExpression, method); + return method; } - else { - delta = 0; + default: { + // Don't try to declare members in JavaScript files + if (ts.isSourceFileJavaScript(sourceFile)) { + return; + } + var prop = ts.createProperty(/*decorators*/ undefined, modifiers, memberDeclaration.name, /*questionToken*/ undefined, + /*type*/ undefined, assignmentBinaryExpression.right); + copyComments(assignmentBinaryExpression.parent, prop); + return prop; } } } - }; - function getEffectiveDelta(delta, child) { - // Delta value should be zero when the node explicitly prevents indentation of the child node - return formatting.SmartIndenter.nodeWillIndentChild(node, child, true) ? delta : 0; } - } - function processNode(node, contextNode, nodeStartLine, undecoratedNodeStartLine, indentation, delta) { - if (!ts.rangeOverlapsWithStartEnd(originalRange, node.getStart(sourceFile), node.getEnd())) { - return; + function copyComments(sourceNode, targetNode) { + ts.forEachLeadingCommentRange(sourceFile.text, sourceNode.pos, function (pos, end, kind, htnl) { + if (kind === 3 /* MultiLineCommentTrivia */) { + // Remove leading /* + pos += 2; + // Remove trailing */ + end -= 2; + } + else { + // Remove leading // + pos += 2; + } + ts.addSyntheticLeadingComment(targetNode, kind, sourceFile.text.slice(pos, end), htnl); + }); } - var nodeDynamicIndentation = getDynamicIndentation(node, nodeStartLine, indentation, delta); - // a useful observations when tracking context node - // / - // [a] - // / | \ - // [b] [c] [d] - // node 'a' is a context node for nodes 'b', 'c', 'd' - // except for the leftmost leaf token in [b] - in this case context node ('e') is located somewhere above 'a' - // this rule can be applied recursively to child nodes of 'a'. - // - // context node is set to parent node value after processing every child node - // context node is set to parent of the token after processing every token - var childContextNode = contextNode; - // if there are any tokens that logically belong to node and interleave child nodes - // such tokens will be consumed in processChildNode for for the child that follows them - ts.forEachChild(node, function (child) { - processChildNode(child, /*inheritedIndentation*/ -1 /* Unknown */, node, nodeDynamicIndentation, nodeStartLine, undecoratedNodeStartLine, /*isListItem*/ false); - }, function (nodes) { - processChildNodes(nodes, node, nodeStartLine, nodeDynamicIndentation); - }); - // proceed any tokens in the node that are located after child nodes - while (formattingScanner.isOnToken()) { - var tokenInfo = formattingScanner.readTokenInfo(node); - if (tokenInfo.token.end > node.end) { - break; + function createClassFromVariableDeclaration(node) { + var initializer = node.initializer; + if (!initializer || initializer.kind !== 186 /* FunctionExpression */) { + return undefined; } - consumeTokenAndAdvanceScanner(tokenInfo, node, nodeDynamicIndentation, node); + if (node.name.kind !== 71 /* Identifier */) { + return undefined; + } + var memberElements = createClassElementsFromSymbol(initializer.symbol); + if (initializer.body) { + memberElements.unshift(ts.createConstructor(/*decorators*/ undefined, /*modifiers*/ undefined, initializer.parameters, initializer.body)); + } + var modifiers = getModifierKindFromSource(precedingNode, 84 /* ExportKeyword */); + var cls = ts.createClassDeclaration(/*decorators*/ undefined, modifiers, node.name, + /*typeParameters*/ undefined, /*heritageClauses*/ undefined, memberElements); + // Don't call copyComments here because we'll already leave them in place + return cls; } - function processChildNode(child, inheritedIndentation, parent, parentDynamicIndentation, parentStartLine, undecoratedParentStartLine, isListItem, isFirstListItem) { - var childStartPos = child.getStart(sourceFile); - var childStartLine = sourceFile.getLineAndCharacterOfPosition(childStartPos).line; - var undecoratedChildStartLine = childStartLine; - if (child.decorators) { - undecoratedChildStartLine = sourceFile.getLineAndCharacterOfPosition(ts.getNonDecoratorTokenPosOfNode(child, sourceFile)).line; + function createClassFromFunctionDeclaration(node) { + var memberElements = createClassElementsFromSymbol(ctorSymbol); + if (node.body) { + memberElements.unshift(ts.createConstructor(/*decorators*/ undefined, /*modifiers*/ undefined, node.parameters, node.body)); } - // if child is a list item - try to get its indentation - var childIndentationAmount = -1 /* Unknown */; - if (isListItem) { - childIndentationAmount = tryComputeIndentationForListItem(childStartPos, child.end, parentStartLine, originalRange, inheritedIndentation); - if (childIndentationAmount !== -1 /* Unknown */) { - inheritedIndentation = childIndentationAmount; + var modifiers = getModifierKindFromSource(node, 84 /* ExportKeyword */); + var cls = ts.createClassDeclaration(/*decorators*/ undefined, modifiers, node.name, + /*typeParameters*/ undefined, /*heritageClauses*/ undefined, memberElements); + // Don't call copyComments here because we'll already leave them in place + return cls; + } + function getModifierKindFromSource(source, kind) { + return ts.filter(source.modifiers, function (modifier) { return modifier.kind === kind; }); + } + } + function getConstructorSymbol(_a) { + var startPosition = _a.startPosition, file = _a.file, program = _a.program; + var checker = program.getTypeChecker(); + var token = ts.getTokenAtPosition(file, startPosition, /*includeJsDocComment*/ false); + return checker.getSymbolAtLocation(token); + } + })(convertFunctionToES6Class = refactor.convertFunctionToES6Class || (refactor.convertFunctionToES6Class = {})); + })(refactor = ts.refactor || (ts.refactor = {})); +})(ts || (ts = {})); +/// +/// +/* @internal */ +var ts; +(function (ts) { + var refactor; + (function (refactor) { + var extractSymbol; + (function (extractSymbol_1) { + var extractSymbol = { + name: "Extract Symbol", + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_symbol), + getAvailableActions: getAvailableActions, + getEditsForAction: getEditsForAction, + }; + refactor.registerRefactor(extractSymbol); + /** + * Compute the associated code actions + * Exported for tests. + */ + function getAvailableActions(context) { + var rangeToExtract = getRangeToExtract(context.file, { start: context.startPosition, length: ts.getRefactorContextLength(context) }); + var targetRange = rangeToExtract.targetRange; + if (targetRange === undefined) { + return undefined; + } + var extractions = getPossibleExtractions(targetRange, context); + if (extractions === undefined) { + // No extractions possible + return undefined; + } + var functionActions = []; + var usedFunctionNames = ts.createMap(); + var constantActions = []; + var usedConstantNames = ts.createMap(); + var i = 0; + for (var _i = 0, extractions_1 = extractions; _i < extractions_1.length; _i++) { + var _a = extractions_1[_i], functionExtraction = _a.functionExtraction, constantExtraction = _a.constantExtraction; + // Skip these since we don't have a way to report errors yet + if (functionExtraction.errors.length === 0) { + // Don't issue refactorings with duplicated names. + // Scopes come back in "innermost first" order, so extractions will + // preferentially go into nearer scopes + var description = functionExtraction.description; + if (!usedFunctionNames.has(description)) { + usedFunctionNames.set(description, true); + functionActions.push({ + description: description, + name: "function_scope_" + i + }); } } - // child node is outside the target range - do not dive inside - if (!ts.rangeOverlapsWithStartEnd(originalRange, child.pos, child.end)) { - if (child.end < originalRange.pos) { - formattingScanner.skipToEndOf(child); + // Skip these since we don't have a way to report errors yet + if (constantExtraction.errors.length === 0) { + // Don't issue refactorings with duplicated names. + // Scopes come back in "innermost first" order, so extractions will + // preferentially go into nearer scopes + var description = constantExtraction.description; + if (!usedConstantNames.has(description)) { + usedConstantNames.set(description, true); + constantActions.push({ + description: description, + name: "constant_scope_" + i + }); } - return inheritedIndentation; } - if (child.getFullWidth() === 0) { - return inheritedIndentation; + // *do* increment i anyway because we'll look for the i-th scope + // later when actually doing the refactoring if the user requests it + i++; + } + var infos = []; + if (functionActions.length) { + infos.push({ + name: extractSymbol.name, + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_function), + actions: functionActions + }); + } + if (constantActions.length) { + infos.push({ + name: extractSymbol.name, + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_constant), + actions: constantActions + }); + } + return infos.length ? infos : undefined; + } + extractSymbol_1.getAvailableActions = getAvailableActions; + /* Exported for tests */ + function getEditsForAction(context, actionName) { + var rangeToExtract = getRangeToExtract(context.file, { start: context.startPosition, length: ts.getRefactorContextLength(context) }); + var targetRange = rangeToExtract.targetRange; + var parsedFunctionIndexMatch = /^function_scope_(\d+)$/.exec(actionName); + if (parsedFunctionIndexMatch) { + var index = +parsedFunctionIndexMatch[1]; + ts.Debug.assert(isFinite(index), "Expected to parse a finite number from the function scope index"); + return getFunctionExtractionAtIndex(targetRange, context, index); + } + var parsedConstantIndexMatch = /^constant_scope_(\d+)$/.exec(actionName); + if (parsedConstantIndexMatch) { + var index = +parsedConstantIndexMatch[1]; + ts.Debug.assert(isFinite(index), "Expected to parse a finite number from the constant scope index"); + return getConstantExtractionAtIndex(targetRange, context, index); + } + ts.Debug.fail("Unrecognized action name"); + } + extractSymbol_1.getEditsForAction = getEditsForAction; + // Move these into diagnostic messages if they become user-facing + var Messages; + (function (Messages) { + function createMessage(message) { + return { message: message, code: 0, category: ts.DiagnosticCategory.Message, key: message }; + } + Messages.CannotExtractRange = createMessage("Cannot extract range."); + Messages.CannotExtractImport = createMessage("Cannot extract import statement."); + Messages.CannotExtractSuper = createMessage("Cannot extract super call."); + Messages.CannotExtractEmpty = createMessage("Cannot extract empty range."); + Messages.ExpressionExpected = createMessage("expression expected."); + Messages.UselessConstantType = createMessage("No reason to extract constant of type."); + Messages.StatementOrExpressionExpected = createMessage("Statement or expression expected."); + Messages.CannotExtractRangeContainingConditionalBreakOrContinueStatements = createMessage("Cannot extract range containing conditional break or continue statements."); + Messages.CannotExtractRangeContainingConditionalReturnStatement = createMessage("Cannot extract range containing conditional return statement."); + Messages.CannotExtractRangeContainingLabeledBreakOrContinueStatementWithTargetOutsideOfTheRange = createMessage("Cannot extract range containing labeled break or continue with target outside of the range."); + Messages.CannotExtractRangeThatContainsWritesToReferencesLocatedOutsideOfTheTargetRangeInGenerators = createMessage("Cannot extract range containing writes to references located outside of the target range in generators."); + Messages.TypeWillNotBeVisibleInTheNewScope = createMessage("Type will not visible in the new scope."); + Messages.FunctionWillNotBeVisibleInTheNewScope = createMessage("Function will not visible in the new scope."); + Messages.CannotExtractIdentifier = createMessage("Select more than a single identifier."); + Messages.CannotExtractExportedEntity = createMessage("Cannot extract exported declaration"); + Messages.CannotWriteInExpression = createMessage("Cannot write back side-effects when extracting an expression"); + Messages.CannotExtractReadonlyPropertyInitializerOutsideConstructor = createMessage("Cannot move initialization of read-only class property outside of the constructor"); + Messages.CannotExtractAmbientBlock = createMessage("Cannot extract code from ambient contexts"); + Messages.CannotAccessVariablesFromNestedScopes = createMessage("Cannot access variables from nested scopes"); + Messages.CannotExtractToOtherFunctionLike = createMessage("Cannot extract method to a function-like scope that is not a function"); + Messages.CannotExtractToJSClass = createMessage("Cannot extract constant to a class scope in JS"); + Messages.CannotExtractToExpressionArrowFunction = createMessage("Cannot extract constant to an arrow function without a block"); + })(Messages = extractSymbol_1.Messages || (extractSymbol_1.Messages = {})); + var RangeFacts; + (function (RangeFacts) { + RangeFacts[RangeFacts["None"] = 0] = "None"; + RangeFacts[RangeFacts["HasReturn"] = 1] = "HasReturn"; + RangeFacts[RangeFacts["IsGenerator"] = 2] = "IsGenerator"; + RangeFacts[RangeFacts["IsAsyncFunction"] = 4] = "IsAsyncFunction"; + RangeFacts[RangeFacts["UsesThis"] = 8] = "UsesThis"; + /** + * The range is in a function which needs the 'static' modifier in a class + */ + RangeFacts[RangeFacts["InStaticRegion"] = 16] = "InStaticRegion"; + })(RangeFacts || (RangeFacts = {})); + /** + * getRangeToExtract takes a span inside a text file and returns either an expression or an array + * of statements representing the minimum set of nodes needed to extract the entire span. This + * process may fail, in which case a set of errors is returned instead (these are currently + * not shown to the user, but can be used by us diagnostically) + */ + // exported only for tests + function getRangeToExtract(sourceFile, span) { + var length = span.length; + if (length === 0) { + return { errors: [ts.createFileDiagnostic(sourceFile, span.start, length, Messages.CannotExtractEmpty)] }; + } + // Walk up starting from the the start position until we find a non-SourceFile node that subsumes the selected span. + // This may fail (e.g. you select two statements in the root of a source file) + var start = getParentNodeInSpan(ts.getTokenAtPosition(sourceFile, span.start, /*includeJsDocComment*/ false), sourceFile, span); + // Do the same for the ending position + var end = getParentNodeInSpan(ts.findTokenOnLeftOfPosition(sourceFile, ts.textSpanEnd(span)), sourceFile, span); + var declarations = []; + // We'll modify these flags as we walk the tree to collect data + // about what things need to be done as part of the extraction. + var rangeFacts = RangeFacts.None; + if (!start || !end) { + // cannot find either start or end node + return { errors: [ts.createFileDiagnostic(sourceFile, span.start, length, Messages.CannotExtractRange)] }; + } + if (start.parent !== end.parent) { + // start and end nodes belong to different subtrees + return { errors: [ts.createFileDiagnostic(sourceFile, span.start, length, Messages.CannotExtractRange)] }; + } + if (start !== end) { + // start and end should be statements and parent should be either block or a source file + if (!isBlockLike(start.parent)) { + return { errors: [ts.createFileDiagnostic(sourceFile, span.start, length, Messages.CannotExtractRange)] }; } - while (formattingScanner.isOnToken()) { - // proceed any parent tokens that are located prior to child.getStart() - var tokenInfo = formattingScanner.readTokenInfo(node); - if (tokenInfo.token.end > childStartPos) { - // stop when formatting scanner advances past the beginning of the child + var statements = []; + for (var _i = 0, _a = start.parent.statements; _i < _a.length; _i++) { + var statement = _a[_i]; + if (statement === start || statements.length) { + var errors_1 = checkNode(statement); + if (errors_1) { + return { errors: errors_1 }; + } + statements.push(statement); + } + if (statement === end) { break; } - consumeTokenAndAdvanceScanner(tokenInfo, node, parentDynamicIndentation, node); - } - if (!formattingScanner.isOnToken()) { - return inheritedIndentation; } - // JSX text shouldn't affect indenting - if (ts.isToken(child) && child.kind !== 10 /* JsxText */) { - // if child node is a token, it does not impact indentation, proceed it using parent indentation scope rules - var tokenInfo = formattingScanner.readTokenInfo(child); - ts.Debug.assert(tokenInfo.token.end === child.end, "Token end is child end"); - consumeTokenAndAdvanceScanner(tokenInfo, node, parentDynamicIndentation, child); - return inheritedIndentation; - } - var effectiveParentStartLine = child.kind === 145 /* Decorator */ ? childStartLine : undecoratedParentStartLine; - var childIndentation = computeIndentation(child, childStartLine, childIndentationAmount, node, parentDynamicIndentation, effectiveParentStartLine); - processNode(child, childContextNode, childStartLine, undecoratedChildStartLine, childIndentation.indentation, childIndentation.delta); - childContextNode = node; - if (isFirstListItem && parent.kind === 175 /* ArrayLiteralExpression */ && inheritedIndentation === -1 /* Unknown */) { - inheritedIndentation = childIndentation.indentation; + return { targetRange: { range: statements, facts: rangeFacts, declarations: declarations } }; + } + // We have a single node (start) + var errors = checkRootNode(start) || checkNode(start); + if (errors) { + return { errors: errors }; + } + return { targetRange: { range: getStatementOrExpressionRange(start), facts: rangeFacts, declarations: declarations } }; + function checkRootNode(node) { + if (ts.isIdentifier(ts.isExpressionStatement(node) ? node.expression : node)) { + return [ts.createDiagnosticForNode(node, Messages.CannotExtractIdentifier)]; } - return inheritedIndentation; + return undefined; } - function processChildNodes(nodes, parent, parentStartLine, parentDynamicIndentation) { - var listStartToken = getOpenTokenForList(parent, nodes); - var listEndToken = getCloseTokenForOpenToken(listStartToken); - var listDynamicIndentation = parentDynamicIndentation; - var startLine = parentStartLine; - if (listStartToken !== 0 /* Unknown */) { - // introduce a new indentation scope for lists (including list start and end tokens) - while (formattingScanner.isOnToken()) { - var tokenInfo = formattingScanner.readTokenInfo(parent); - if (tokenInfo.token.end > nodes.pos) { - // stop when formatting scanner moves past the beginning of node list - break; - } - else if (tokenInfo.token.kind === listStartToken) { - // consume list start token - startLine = sourceFile.getLineAndCharacterOfPosition(tokenInfo.token.pos).line; - var indentation_1 = computeIndentation(tokenInfo.token, startLine, -1 /* Unknown */, parent, parentDynamicIndentation, parentStartLine); - listDynamicIndentation = getDynamicIndentation(parent, parentStartLine, indentation_1.indentation, indentation_1.delta); - consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation, parent); + function checkForStaticContext(nodeToCheck, containingClass) { + var current = nodeToCheck; + while (current !== containingClass) { + if (current.kind === 149 /* PropertyDeclaration */) { + if (ts.hasModifier(current, 32 /* Static */)) { + rangeFacts |= RangeFacts.InStaticRegion; } - else { - // consume any tokens that precede the list as child elements of 'node' using its indentation scope - consumeTokenAndAdvanceScanner(tokenInfo, parent, parentDynamicIndentation, parent); + break; + } + else if (current.kind === 146 /* Parameter */) { + var ctorOrMethod = ts.getContainingFunction(current); + if (ctorOrMethod.kind === 152 /* Constructor */) { + rangeFacts |= RangeFacts.InStaticRegion; } + break; } - } - var inheritedIndentation = -1 /* Unknown */; - for (var i = 0; i < nodes.length; i++) { - var child = nodes[i]; - inheritedIndentation = processChildNode(child, inheritedIndentation, node, listDynamicIndentation, startLine, startLine, /*isListItem*/ true, /*isFirstListItem*/ i === 0); - } - if (listEndToken !== 0 /* Unknown */) { - if (formattingScanner.isOnToken()) { - var tokenInfo = formattingScanner.readTokenInfo(parent); - // consume the list end token only if it is still belong to the parent - // there might be the case when current token matches end token but does not considered as one - // function (x: function) <-- - // without this check close paren will be interpreted as list end token for function expression which is wrong - if (tokenInfo.token.kind === listEndToken && ts.rangeContainsRange(parent, tokenInfo.token)) { - // consume list end token - consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation, parent); + else if (current.kind === 151 /* MethodDeclaration */) { + if (ts.hasModifier(current, 32 /* Static */)) { + rangeFacts |= RangeFacts.InStaticRegion; } } + current = current.parent; } } - function consumeTokenAndAdvanceScanner(currentTokenInfo, parent, dynamicIndentation, container) { - ts.Debug.assert(ts.rangeContainsRange(parent, currentTokenInfo.token)); - var lastTriviaWasNewLine = formattingScanner.lastTrailingTriviaWasNewLine(); - var indentToken = false; - if (currentTokenInfo.leadingTrivia) { - processTrivia(currentTokenInfo.leadingTrivia, parent, childContextNode, dynamicIndentation); + // Verifies whether we can actually extract this node or not. + function checkNode(nodeToCheck) { + var PermittedJumps; + (function (PermittedJumps) { + PermittedJumps[PermittedJumps["None"] = 0] = "None"; + PermittedJumps[PermittedJumps["Break"] = 1] = "Break"; + PermittedJumps[PermittedJumps["Continue"] = 2] = "Continue"; + PermittedJumps[PermittedJumps["Return"] = 4] = "Return"; + })(PermittedJumps || (PermittedJumps = {})); + if (!ts.isStatement(nodeToCheck) && !(ts.isPartOfExpression(nodeToCheck) && isExtractableExpression(nodeToCheck))) { + return [ts.createDiagnosticForNode(nodeToCheck, Messages.StatementOrExpressionExpected)]; } - var lineAdded; - var isTokenInRange = ts.rangeContainsRange(originalRange, currentTokenInfo.token); - var tokenStart = sourceFile.getLineAndCharacterOfPosition(currentTokenInfo.token.pos); - if (isTokenInRange) { - var rangeHasError = rangeContainsError(currentTokenInfo.token); - // save previousRange since processRange will overwrite this value with current one - var savePreviousRange = previousRange; - lineAdded = processRange(currentTokenInfo.token, tokenStart, parent, childContextNode, dynamicIndentation); - if (rangeHasError) { - // do not indent comments\token if token range overlaps with some error - indentToken = false; + if (ts.isInAmbientContext(nodeToCheck)) { + return [ts.createDiagnosticForNode(nodeToCheck, Messages.CannotExtractAmbientBlock)]; + } + // If we're in a class, see whether we're in a static region (static property initializer, static method, class constructor parameter default) + var containingClass = ts.getContainingClass(nodeToCheck); + if (containingClass) { + checkForStaticContext(nodeToCheck, containingClass); + } + var errors; + var permittedJumps = 4 /* Return */; + var seenLabels; + visit(nodeToCheck); + return errors; + function visit(node) { + if (errors) { + // already found an error - can stop now + return true; } - else { - if (lineAdded !== undefined) { - indentToken = lineAdded; - } - else { - // indent token only if end line of previous range does not match start line of the token - var prevEndLine = savePreviousRange && sourceFile.getLineAndCharacterOfPosition(savePreviousRange.end).line; - indentToken = lastTriviaWasNewLine && tokenStart.line !== prevEndLine; + if (ts.isDeclaration(node)) { + var declaringNode = (node.kind === 226 /* VariableDeclaration */) ? node.parent.parent : node; + if (ts.hasModifier(declaringNode, 1 /* Export */)) { + (errors || (errors = [])).push(ts.createDiagnosticForNode(node, Messages.CannotExtractExportedEntity)); + return true; } + declarations.push(node.symbol); } - } - if (currentTokenInfo.trailingTrivia) { - processTrivia(currentTokenInfo.trailingTrivia, parent, childContextNode, dynamicIndentation); - } - if (indentToken) { - var tokenIndentation = (isTokenInRange && !rangeContainsError(currentTokenInfo.token)) ? - dynamicIndentation.getIndentationForToken(tokenStart.line, currentTokenInfo.token.kind, container) : - -1 /* Unknown */; - var indentNextTokenOrTrivia = true; - if (currentTokenInfo.leadingTrivia) { - var commentIndentation = dynamicIndentation.getIndentationForComment(currentTokenInfo.token.kind, tokenIndentation, container); - for (var _i = 0, _a = currentTokenInfo.leadingTrivia; _i < _a.length; _i++) { - var triviaItem = _a[_i]; - var triviaInRange = ts.rangeContainsRange(originalRange, triviaItem); - switch (triviaItem.kind) { - case 3 /* MultiLineCommentTrivia */: - if (triviaInRange) { - indentMultilineComment(triviaItem, commentIndentation, /*firstLineIsIndented*/ !indentNextTokenOrTrivia); - } - indentNextTokenOrTrivia = false; - break; - case 2 /* SingleLineCommentTrivia */: - if (indentNextTokenOrTrivia && triviaInRange) { - insertIndentation(triviaItem.pos, commentIndentation, /*lineAdded*/ false); - } - indentNextTokenOrTrivia = false; - break; - case 4 /* NewLineTrivia */: - indentNextTokenOrTrivia = true; - break; + // Some things can't be extracted in certain situations + switch (node.kind) { + case 238 /* ImportDeclaration */: + (errors || (errors = [])).push(ts.createDiagnosticForNode(node, Messages.CannotExtractImport)); + return true; + case 97 /* SuperKeyword */: + // For a super *constructor call*, we have to be extracting the entire class, + // but a super *method call* simply implies a 'this' reference + if (node.parent.kind === 181 /* CallExpression */) { + // Super constructor call + var containingClass_1 = ts.getContainingClass(node); + if (containingClass_1.pos < span.start || containingClass_1.end >= (span.start + span.length)) { + (errors || (errors = [])).push(ts.createDiagnosticForNode(node, Messages.CannotExtractSuper)); + return true; + } } - } - } - // indent token only if is it is in target range and does not overlap with any error ranges - if (tokenIndentation !== -1 /* Unknown */ && indentNextTokenOrTrivia) { - insertIndentation(currentTokenInfo.token.pos, tokenIndentation, lineAdded); - lastIndentedLine = tokenStart.line; - indentationOnLastIndentedLine = tokenIndentation; - } - } - formattingScanner.advance(); - childContextNode = parent; - } - } - function processTrivia(trivia, parent, contextNode, dynamicIndentation) { - for (var _i = 0, trivia_1 = trivia; _i < trivia_1.length; _i++) { - var triviaItem = trivia_1[_i]; - if (ts.isComment(triviaItem.kind) && ts.rangeContainsRange(originalRange, triviaItem)) { - var triviaItemStart = sourceFile.getLineAndCharacterOfPosition(triviaItem.pos); - processRange(triviaItem, triviaItemStart, parent, contextNode, dynamicIndentation); - } - } - } - function processRange(range, rangeStart, parent, contextNode, dynamicIndentation) { - var rangeHasError = rangeContainsError(range); - var lineAdded; - if (!rangeHasError && !previousRangeHasError) { - if (!previousRange) { - // trim whitespaces starting from the beginning of the span up to the current line - var originalStart = sourceFile.getLineAndCharacterOfPosition(originalRange.pos); - trimTrailingWhitespacesForLines(originalStart.line, rangeStart.line); - } - else { - lineAdded = - processPair(range, rangeStart.line, parent, previousRange, previousRangeStartLine, previousParent, contextNode, dynamicIndentation); - } - } - previousRange = range; - previousParent = parent; - previousRangeStartLine = rangeStart.line; - previousRangeHasError = rangeHasError; - return lineAdded; - } - function processPair(currentItem, currentStartLine, currentParent, previousItem, previousStartLine, previousParent, contextNode, dynamicIndentation) { - formattingContext.updateContext(previousItem, previousParent, currentItem, currentParent, contextNode); - var rule = rulesProvider.getRulesMap().GetRule(formattingContext); - var trimTrailingWhitespaces; - var lineAdded; - if (rule) { - applyRuleEdits(rule, previousItem, previousStartLine, currentItem, currentStartLine); - if (rule.Operation.Action & (2 /* Space */ | 8 /* Delete */) && currentStartLine !== previousStartLine) { - lineAdded = false; - // Handle the case where the next line is moved to be the end of this line. - // In this case we don't indent the next line in the next pass. - if (currentParent.getStart(sourceFile) === currentItem.pos) { - dynamicIndentation.recomputeIndentation(/*lineAddedByFormatting*/ false); + else { + rangeFacts |= RangeFacts.UsesThis; + } + break; } - } - else if (rule.Operation.Action & 4 /* NewLine */ && currentStartLine === previousStartLine) { - lineAdded = true; - // Handle the case where token2 is moved to the new line. - // In this case we indent token2 in the next pass but we set - // sameLineIndent flag to notify the indenter that the indentation is within the line. - if (currentParent.getStart(sourceFile) === currentItem.pos) { - dynamicIndentation.recomputeIndentation(/*lineAddedByFormatting*/ true); + if (!node || ts.isFunctionLikeDeclaration(node) || ts.isClassLike(node)) { + switch (node.kind) { + case 228 /* FunctionDeclaration */: + case 229 /* ClassDeclaration */: + if (node.parent.kind === 265 /* SourceFile */ && node.parent.externalModuleIndicator === undefined) { + // You cannot extract global declarations + (errors || (errors = [])).push(ts.createDiagnosticForNode(node, Messages.FunctionWillNotBeVisibleInTheNewScope)); + } + break; + } + // do not dive into functions or classes + return false; + } + var savedPermittedJumps = permittedJumps; + switch (node.kind) { + case 211 /* IfStatement */: + permittedJumps = 0 /* None */; + break; + case 224 /* TryStatement */: + // forbid all jumps inside try blocks + permittedJumps = 0 /* None */; + break; + case 207 /* Block */: + if (node.parent && node.parent.kind === 224 /* TryStatement */ && node.parent.finallyBlock === node) { + // allow unconditional returns from finally blocks + permittedJumps = 4 /* Return */; + } + break; + case 257 /* CaseClause */: + // allow unlabeled break inside case clauses + permittedJumps |= 1 /* Break */; + break; + default: + if (ts.isIterationStatement(node, /*lookInLabeledStatements*/ false)) { + // allow unlabeled break/continue inside loops + permittedJumps |= 1 /* Break */ | 2 /* Continue */; + } + break; + } + switch (node.kind) { + case 169 /* ThisType */: + case 99 /* ThisKeyword */: + rangeFacts |= RangeFacts.UsesThis; + break; + case 222 /* LabeledStatement */: + { + var label = node.label; + (seenLabels || (seenLabels = [])).push(label.escapedText); + ts.forEachChild(node, visit); + seenLabels.pop(); + break; + } + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: + { + var label = node.label; + if (label) { + if (!ts.contains(seenLabels, label.escapedText)) { + // attempts to jump to label that is not in range to be extracted + (errors || (errors = [])).push(ts.createDiagnosticForNode(node, Messages.CannotExtractRangeContainingLabeledBreakOrContinueStatementWithTargetOutsideOfTheRange)); + } + } + else { + if (!(permittedJumps & (node.kind === 218 /* BreakStatement */ ? 1 /* Break */ : 2 /* Continue */))) { + // attempt to break or continue in a forbidden context + (errors || (errors = [])).push(ts.createDiagnosticForNode(node, Messages.CannotExtractRangeContainingConditionalBreakOrContinueStatements)); + } + } + break; + } + case 191 /* AwaitExpression */: + rangeFacts |= RangeFacts.IsAsyncFunction; + break; + case 197 /* YieldExpression */: + rangeFacts |= RangeFacts.IsGenerator; + break; + case 219 /* ReturnStatement */: + if (permittedJumps & 4 /* Return */) { + rangeFacts |= RangeFacts.HasReturn; + } + else { + (errors || (errors = [])).push(ts.createDiagnosticForNode(node, Messages.CannotExtractRangeContainingConditionalReturnStatement)); + } + break; + default: + ts.forEachChild(node, visit); + break; } + permittedJumps = savedPermittedJumps; } - // We need to trim trailing whitespace between the tokens if they were on different lines, and no rule was applied to put them on the same line - trimTrailingWhitespaces = !(rule.Operation.Action & 8 /* Delete */) && rule.Flag !== 1 /* CanDeleteNewLines */; } - else { - trimTrailingWhitespaces = true; + } + extractSymbol_1.getRangeToExtract = getRangeToExtract; + function getStatementOrExpressionRange(node) { + if (ts.isStatement(node)) { + return [node]; } - if (currentStartLine !== previousStartLine && trimTrailingWhitespaces) { - // We need to trim trailing whitespace between the tokens if they were on different lines, and no rule was applied to put them on the same line - trimTrailingWhitespacesForLines(previousStartLine, currentStartLine, previousItem); + else if (ts.isPartOfExpression(node)) { + // If our selection is the expression in an ExpressionStatement, expand + // the selection to include the enclosing Statement (this stops us + // from trying to care about the return value of the extracted function + // and eliminates double semicolon insertion in certain scenarios) + return ts.isExpressionStatement(node.parent) ? [node.parent] : node; } - return lineAdded; + return undefined; } - function insertIndentation(pos, indentation, lineAdded) { - var indentationString = getIndentationString(indentation, options); - if (lineAdded) { - // new line is added before the token by the formatting rules - // insert indentation string at the very beginning of the token - recordReplace(pos, 0, indentationString); - } - else { - var tokenStart = sourceFile.getLineAndCharacterOfPosition(pos); - var startLinePosition = ts.getStartPositionOfLine(tokenStart.line, sourceFile); - if (indentation !== characterToColumn(startLinePosition, tokenStart.character) || indentationIsDifferent(indentationString, startLinePosition)) { - recordReplace(startLinePosition, tokenStart.character, indentationString); + function isScope(node) { + return ts.isFunctionLikeDeclaration(node) || ts.isSourceFile(node) || ts.isModuleBlock(node) || ts.isClassLike(node); + } + /** + * Computes possible places we could extract the function into. For example, + * you may be able to extract into a class method *or* local closure *or* namespace function, + * depending on what's in the extracted body. + */ + function collectEnclosingScopes(range) { + var current = isReadonlyArray(range.range) ? ts.first(range.range) : range.range; + if (range.facts & RangeFacts.UsesThis) { + // if range uses this as keyword or as type inside the class then it can only be extracted to a method of the containing class + var containingClass = ts.getContainingClass(current); + if (containingClass) { + var containingFunction = ts.findAncestor(current, ts.isFunctionLikeDeclaration); + return containingFunction + ? [containingFunction, containingClass] + : [containingClass]; } } + var scopes = []; + while (true) { + current = current.parent; + // A function parameter's initializer is actually in the outer scope, not the function declaration + if (current.kind === 146 /* Parameter */) { + // Skip all the way to the outer scope of the function that declared this parameter + current = ts.findAncestor(current, function (parent) { return ts.isFunctionLikeDeclaration(parent); }).parent; + } + // We want to find the nearest parent where we can place an "equivalent" sibling to the node we're extracting out of. + // Walk up to the closest parent of a place where we can logically put a sibling: + // * Function declaration + // * Class declaration or expression + // * Module/namespace or source file + if (isScope(current)) { + scopes.push(current); + if (current.kind === 265 /* SourceFile */) { + return scopes; + } + } + } + } + function getFunctionExtractionAtIndex(targetRange, context, requestedChangesIndex) { + var _a = getPossibleExtractionsWorker(targetRange, context), scopes = _a.scopes, _b = _a.readsAndWrites, target = _b.target, usagesPerScope = _b.usagesPerScope, functionErrorsPerScope = _b.functionErrorsPerScope, exposedVariableDeclarations = _b.exposedVariableDeclarations; + ts.Debug.assert(!functionErrorsPerScope[requestedChangesIndex].length, "The extraction went missing? How?"); + context.cancellationToken.throwIfCancellationRequested(); + return extractFunctionInScope(target, scopes[requestedChangesIndex], usagesPerScope[requestedChangesIndex], exposedVariableDeclarations, targetRange, context); + } + function getConstantExtractionAtIndex(targetRange, context, requestedChangesIndex) { + var _a = getPossibleExtractionsWorker(targetRange, context), scopes = _a.scopes, _b = _a.readsAndWrites, target = _b.target, usagesPerScope = _b.usagesPerScope, constantErrorsPerScope = _b.constantErrorsPerScope, exposedVariableDeclarations = _b.exposedVariableDeclarations; + ts.Debug.assert(!constantErrorsPerScope[requestedChangesIndex].length, "The extraction went missing? How?"); + ts.Debug.assert(exposedVariableDeclarations.length === 0, "Extract constant accepted a range containing a variable declaration?"); + context.cancellationToken.throwIfCancellationRequested(); + var expression = ts.isExpression(target) + ? target + : target.statements[0].expression; + return extractConstantInScope(expression, scopes[requestedChangesIndex], usagesPerScope[requestedChangesIndex], targetRange.facts, context); } - function characterToColumn(startLinePosition, characterInLine) { - var column = 0; - for (var i = 0; i < characterInLine; i++) { - if (sourceFile.text.charCodeAt(startLinePosition + i) === 9 /* tab */) { - column += options.tabSize - column % options.tabSize; + /** + * Given a piece of text to extract ('targetRange'), computes a list of possible extractions. + * Each returned ExtractResultForScope corresponds to a possible target scope and is either a set of changes + * or an error explaining why we can't extract into that scope. + */ + function getPossibleExtractions(targetRange, context) { + var _a = getPossibleExtractionsWorker(targetRange, context), scopes = _a.scopes, _b = _a.readsAndWrites, functionErrorsPerScope = _b.functionErrorsPerScope, constantErrorsPerScope = _b.constantErrorsPerScope; + // Need the inner type annotation to avoid https://github.com/Microsoft/TypeScript/issues/7547 + var extractions = scopes.map(function (scope, i) { + var functionDescriptionPart = getDescriptionForFunctionInScope(scope); + var constantDescriptionPart = getDescriptionForConstantInScope(scope); + var scopeDescription = ts.isFunctionLikeDeclaration(scope) + ? getDescriptionForFunctionLikeDeclaration(scope) + : ts.isClassLike(scope) + ? getDescriptionForClassLikeDeclaration(scope) + : getDescriptionForModuleLikeDeclaration(scope); + var functionDescription; + var constantDescription; + if (scopeDescription === 1 /* Global */) { + functionDescription = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_to_0_in_1_scope), [functionDescriptionPart, "global"]); + constantDescription = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_to_0_in_1_scope), [constantDescriptionPart, "global"]); + } + else if (scopeDescription === 0 /* Module */) { + functionDescription = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_to_0_in_1_scope), [functionDescriptionPart, "module"]); + constantDescription = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_to_0_in_1_scope), [constantDescriptionPart, "module"]); } else { - column++; + functionDescription = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_to_0_in_1), [functionDescriptionPart, scopeDescription]); + constantDescription = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_to_0_in_1), [constantDescriptionPart, scopeDescription]); + } + // Customize the phrasing for the innermost scope to increase clarity. + if (i === 0 && !ts.isClassLike(scope)) { + constantDescription = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Extract_to_0_in_enclosing_scope), [constantDescriptionPart]); } + return { + functionExtraction: { + description: functionDescription, + errors: functionErrorsPerScope[i], + }, + constantExtraction: { + description: constantDescription, + errors: constantErrorsPerScope[i], + }, + }; + }); + return extractions; + } + function getPossibleExtractionsWorker(targetRange, context) { + var sourceFile = context.file; + var scopes = collectEnclosingScopes(targetRange); + var enclosingTextRange = getEnclosingTextRange(targetRange, sourceFile); + var readsAndWrites = collectReadsAndWrites(targetRange, scopes, enclosingTextRange, sourceFile, context.program.getTypeChecker(), context.cancellationToken); + return { scopes: scopes, readsAndWrites: readsAndWrites }; + } + function getDescriptionForFunctionInScope(scope) { + return ts.isFunctionLikeDeclaration(scope) + ? "inner function" + : ts.isClassLike(scope) + ? "method" + : "function"; + } + function getDescriptionForConstantInScope(scope) { + return ts.isClassLike(scope) + ? "readonly field" + : "constant"; + } + function getDescriptionForFunctionLikeDeclaration(scope) { + switch (scope.kind) { + case 152 /* Constructor */: + return "constructor"; + case 186 /* FunctionExpression */: + return scope.name + ? "function expression '" + scope.name.text + "'" + : "anonymous function expression"; + case 228 /* FunctionDeclaration */: + return "function '" + scope.name.text + "'"; + case 187 /* ArrowFunction */: + return "arrow function"; + case 151 /* MethodDeclaration */: + return "method '" + scope.name.getText(); + case 153 /* GetAccessor */: + return "'get " + scope.name.getText() + "'"; + case 154 /* SetAccessor */: + return "'set " + scope.name.getText() + "'"; + default: + ts.Debug.assertNever(scope); } - return column; } - function indentationIsDifferent(indentationString, startLinePosition) { - return indentationString !== sourceFile.text.substr(startLinePosition, indentationString.length); + function getDescriptionForClassLikeDeclaration(scope) { + return scope.kind === 229 /* ClassDeclaration */ + ? "class '" + scope.name.text + "'" + : scope.name ? "class expression '" + scope.name.text + "'" : "anonymous class expression"; } - function indentMultilineComment(commentRange, indentation, firstLineIsIndented) { - // split comment in lines - var startLine = sourceFile.getLineAndCharacterOfPosition(commentRange.pos).line; - var endLine = sourceFile.getLineAndCharacterOfPosition(commentRange.end).line; - var parts; - if (startLine === endLine) { - if (!firstLineIsIndented) { - // treat as single line comment - insertIndentation(commentRange.pos, indentation, /*lineAdded*/ false); - } - return; + function getDescriptionForModuleLikeDeclaration(scope) { + return scope.kind === 234 /* ModuleBlock */ + ? "namespace '" + scope.parent.name.getText() + "'" + : scope.externalModuleIndicator ? 0 /* Module */ : 1 /* Global */; + } + var SpecialScope; + (function (SpecialScope) { + SpecialScope[SpecialScope["Module"] = 0] = "Module"; + SpecialScope[SpecialScope["Global"] = 1] = "Global"; + })(SpecialScope || (SpecialScope = {})); + function getUniqueName(baseName, fileText) { + var nameText = baseName; + for (var i = 1; ts.stringContains(fileText, nameText); i++) { + nameText = baseName + "_" + i; + } + return nameText; + } + /** + * Result of 'extractRange' operation for a specific scope. + * Stores either a list of changes that should be applied to extract a range or a list of errors + */ + function extractFunctionInScope(node, scope, _a, exposedVariableDeclarations, range, context) { + var usagesInScope = _a.usages, typeParameterUsages = _a.typeParameterUsages, substitutions = _a.substitutions; + var checker = context.program.getTypeChecker(); + // Make a unique name for the extracted function + var file = scope.getSourceFile(); + var functionNameText = getUniqueName(ts.isClassLike(scope) ? "newMethod" : "newFunction", file.text); + var isJS = ts.isInJavaScriptFile(scope); + var functionName = ts.createIdentifier(functionNameText); + var returnType = undefined; + var parameters = []; + var callArguments = []; + var writes; + usagesInScope.forEach(function (usage, name) { + var typeNode = undefined; + if (!isJS) { + var type = checker.getTypeOfSymbolAtLocation(usage.symbol, usage.node); + // Widen the type so we don't emit nonsense annotations like "function fn(x: 3) {" + type = checker.getBaseTypeOfLiteralType(type); + typeNode = checker.typeToTypeNode(type, node, ts.NodeBuilderFlags.NoTruncation); + } + var paramDecl = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, + /*name*/ name, + /*questionToken*/ undefined, typeNode); + parameters.push(paramDecl); + if (usage.usage === 2 /* Write */) { + (writes || (writes = [])).push(usage); + } + callArguments.push(ts.createIdentifier(name)); + }); + var typeParametersAndDeclarations = ts.arrayFrom(typeParameterUsages.values()).map(function (type) { return ({ type: type, declaration: getFirstDeclaration(type) }); }); + var sortedTypeParametersAndDeclarations = typeParametersAndDeclarations.sort(compareTypesByDeclarationOrder); + var typeParameters = sortedTypeParametersAndDeclarations.length === 0 + ? undefined + : sortedTypeParametersAndDeclarations.map(function (t) { return t.declaration; }); + // Strictly speaking, we should check whether each name actually binds to the appropriate type + // parameter. In cases of shadowing, they may not. + var callTypeArguments = typeParameters !== undefined + ? typeParameters.map(function (decl) { return ts.createTypeReferenceNode(decl.name, /*typeArguments*/ undefined); }) + : undefined; + // Provide explicit return types for contextually-typed functions + // to avoid problems when there are literal types present + if (ts.isExpression(node) && !isJS) { + var contextualType = checker.getContextualType(node); + returnType = checker.typeToTypeNode(contextualType, scope, ts.NodeBuilderFlags.NoTruncation); + } + var _b = transformFunctionBody(node, exposedVariableDeclarations, writes, substitutions, !!(range.facts & RangeFacts.HasReturn)), body = _b.body, returnValueProperty = _b.returnValueProperty; + ts.suppressLeadingAndTrailingTrivia(body); + var newFunction; + if (ts.isClassLike(scope)) { + // always create private method in TypeScript files + var modifiers = isJS ? [] : [ts.createToken(112 /* PrivateKeyword */)]; + if (range.facts & RangeFacts.InStaticRegion) { + modifiers.push(ts.createToken(115 /* StaticKeyword */)); + } + if (range.facts & RangeFacts.IsAsyncFunction) { + modifiers.push(ts.createToken(120 /* AsyncKeyword */)); + } + newFunction = ts.createMethod( + /*decorators*/ undefined, modifiers.length ? modifiers : undefined, range.facts & RangeFacts.IsGenerator ? ts.createToken(39 /* AsteriskToken */) : undefined, functionName, + /*questionToken*/ undefined, typeParameters, parameters, returnType, body); } else { - parts = []; - var startPos = commentRange.pos; - for (var line = startLine; line < endLine; line++) { - var endOfLine = ts.getEndLinePosition(line, sourceFile); - parts.push({ pos: startPos, end: endOfLine }); - startPos = ts.getStartPositionOfLine(line + 1, sourceFile); - } - parts.push({ pos: startPos, end: commentRange.end }); + newFunction = ts.createFunctionDeclaration( + /*decorators*/ undefined, range.facts & RangeFacts.IsAsyncFunction ? [ts.createToken(120 /* AsyncKeyword */)] : undefined, range.facts & RangeFacts.IsGenerator ? ts.createToken(39 /* AsteriskToken */) : undefined, functionName, typeParameters, parameters, returnType, body); } - var startLinePos = ts.getStartPositionOfLine(startLine, sourceFile); - var nonWhitespaceColumnInFirstPart = formatting.SmartIndenter.findFirstNonWhitespaceCharacterAndColumn(startLinePos, parts[0].pos, sourceFile, options); - if (indentation === nonWhitespaceColumnInFirstPart.column) { - return; + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + var minInsertionPos = (isReadonlyArray(range.range) ? ts.last(range.range) : range.range).end; + var nodeToInsertBefore = getNodeToInsertFunctionBefore(minInsertionPos, scope); + if (nodeToInsertBefore) { + changeTracker.insertNodeBefore(context.file, nodeToInsertBefore, newFunction, { suffix: context.newLineCharacter + context.newLineCharacter }); } - var startIndex = 0; - if (firstLineIsIndented) { - startIndex = 1; - startLine++; + else { + changeTracker.insertNodeBefore(context.file, scope.getLastToken(), newFunction, { + prefix: ts.isLineBreak(file.text.charCodeAt(scope.getLastToken().pos)) ? context.newLineCharacter : context.newLineCharacter + context.newLineCharacter, + suffix: context.newLineCharacter + }); } - // shift all parts on the delta size - var delta = indentation - nonWhitespaceColumnInFirstPart.column; - for (var i = startIndex, len = parts.length; i < len; i++, startLine++) { - var startLinePos_1 = ts.getStartPositionOfLine(startLine, sourceFile); - var nonWhitespaceCharacterAndColumn = i === 0 - ? nonWhitespaceColumnInFirstPart - : formatting.SmartIndenter.findFirstNonWhitespaceCharacterAndColumn(parts[i].pos, parts[i].end, sourceFile, options); - var newIndentation = nonWhitespaceCharacterAndColumn.column + delta; - if (newIndentation > 0) { - var indentationString = getIndentationString(newIndentation, options); - recordReplace(startLinePos_1, nonWhitespaceCharacterAndColumn.character, indentationString); + var newNodes = []; + // replace range with function call + var called = getCalledExpression(scope, range, functionNameText); + var call = ts.createCall(called, callTypeArguments, // Note that no attempt is made to take advantage of type argument inference + callArguments); + if (range.facts & RangeFacts.IsGenerator) { + call = ts.createYield(ts.createToken(39 /* AsteriskToken */), call); + } + if (range.facts & RangeFacts.IsAsyncFunction) { + call = ts.createAwait(call); + } + if (exposedVariableDeclarations.length && !writes) { + // No need to mix declarations and writes. + // How could any variables be exposed if there's a return statement? + ts.Debug.assert(!returnValueProperty); + ts.Debug.assert(!(range.facts & RangeFacts.HasReturn)); + if (exposedVariableDeclarations.length === 1) { + // Declaring exactly one variable: let x = newFunction(); + var variableDeclaration = exposedVariableDeclarations[0]; + newNodes.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(ts.getSynthesizedDeepClone(variableDeclaration.name), /*type*/ ts.getSynthesizedDeepClone(variableDeclaration.type), /*initializer*/ call)], // TODO (acasey): test binding patterns + variableDeclaration.parent.flags))); } else { - recordDelete(startLinePos_1, nonWhitespaceCharacterAndColumn.character); + // Declaring multiple variables / return properties: + // let {x, y} = newFunction(); + var bindingElements = []; + var typeElements = []; + var commonNodeFlags = exposedVariableDeclarations[0].parent.flags; + var sawExplicitType = false; + for (var _i = 0, exposedVariableDeclarations_1 = exposedVariableDeclarations; _i < exposedVariableDeclarations_1.length; _i++) { + var variableDeclaration = exposedVariableDeclarations_1[_i]; + bindingElements.push(ts.createBindingElement( + /*dotDotDotToken*/ undefined, + /*propertyName*/ undefined, + /*name*/ ts.getSynthesizedDeepClone(variableDeclaration.name))); + // Being returned through an object literal will have widened the type. + var variableType = checker.typeToTypeNode(checker.getBaseTypeOfLiteralType(checker.getTypeAtLocation(variableDeclaration)), scope, ts.NodeBuilderFlags.NoTruncation); + typeElements.push(ts.createPropertySignature( + /*modifiers*/ undefined, + /*name*/ variableDeclaration.symbol.name, + /*questionToken*/ undefined, + /*type*/ variableType, + /*initializer*/ undefined)); + sawExplicitType = sawExplicitType || variableDeclaration.type !== undefined; + commonNodeFlags = commonNodeFlags & variableDeclaration.parent.flags; + } + var typeLiteral = sawExplicitType ? ts.createTypeLiteralNode(typeElements) : undefined; + if (typeLiteral) { + ts.setEmitFlags(typeLiteral, 1 /* SingleLine */); + } + newNodes.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(ts.createObjectBindingPattern(bindingElements), + /*type*/ typeLiteral, + /*initializer*/ call)], commonNodeFlags))); + } + } + else if (exposedVariableDeclarations.length || writes) { + if (exposedVariableDeclarations.length) { + // CONSIDER: we're going to create one statement per variable, but we could actually preserve their original grouping. + for (var _c = 0, exposedVariableDeclarations_2 = exposedVariableDeclarations; _c < exposedVariableDeclarations_2.length; _c++) { + var variableDeclaration = exposedVariableDeclarations_2[_c]; + var flags = variableDeclaration.parent.flags; + if (flags & 2 /* Const */) { + flags = (flags & ~2 /* Const */) | 1 /* Let */; + } + newNodes.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(variableDeclaration.symbol.name, getTypeDeepCloneUnionUndefined(variableDeclaration.type))], flags))); + } } - } - } - function trimTrailingWhitespacesForLines(line1, line2, range) { - for (var line = line1; line < line2; line++) { - var lineStartPosition = ts.getStartPositionOfLine(line, sourceFile); - var lineEndPosition = ts.getEndLinePosition(line, sourceFile); - // do not trim whitespaces in comments or template expression - if (range && (ts.isComment(range.kind) || ts.isStringOrRegularExpressionOrTemplateLiteral(range.kind)) && range.pos <= lineEndPosition && range.end > lineEndPosition) { - continue; + if (returnValueProperty) { + // has both writes and return, need to create variable declaration to hold return value; + newNodes.push(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ts.createVariableDeclaration(returnValueProperty, getTypeDeepCloneUnionUndefined(returnType))], 1 /* Let */))); } - var whitespaceStart = getTrailingWhitespaceStartPosition(lineStartPosition, lineEndPosition); - if (whitespaceStart !== -1) { - ts.Debug.assert(whitespaceStart === lineStartPosition || !ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(whitespaceStart - 1))); - recordDelete(whitespaceStart, lineEndPosition + 1 - whitespaceStart); + var assignments = getPropertyAssignmentsForWritesAndVariableDeclarations(exposedVariableDeclarations, writes); + if (returnValueProperty) { + assignments.unshift(ts.createShorthandPropertyAssignment(returnValueProperty)); + } + // propagate writes back + if (assignments.length === 1) { + // We would only have introduced a return value property if there had been + // other assignments to make. + ts.Debug.assert(!returnValueProperty); + newNodes.push(ts.createStatement(ts.createAssignment(assignments[0].name, call))); + if (range.facts & RangeFacts.HasReturn) { + newNodes.push(ts.createReturn()); + } + } + else { + // emit e.g. + // { a, b, __return } = newFunction(a, b); + // return __return; + newNodes.push(ts.createStatement(ts.createAssignment(ts.createObjectLiteral(assignments), call))); + if (returnValueProperty) { + newNodes.push(ts.createReturn(ts.createIdentifier(returnValueProperty))); + } } } - } - /** - * @param start The position of the first character in range - * @param end The position of the last character in range - */ - function getTrailingWhitespaceStartPosition(start, end) { - var pos = end; - while (pos >= start && ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(pos))) { - pos--; - } - if (pos !== end) { - return pos + 1; + else { + if (range.facts & RangeFacts.HasReturn) { + newNodes.push(ts.createReturn(call)); + } + else if (isReadonlyArray(range.range)) { + newNodes.push(ts.createStatement(call)); + } + else { + newNodes.push(call); + } + } + var replacementRange = isReadonlyArray(range.range) + ? { pos: ts.first(range.range).getStart(), end: ts.last(range.range).end } + : { pos: range.range.getStart(), end: range.range.end }; + changeTracker.replaceRangeWithNodes(context.file, replacementRange, newNodes, { nodeSeparator: context.newLineCharacter }); + var edits = changeTracker.getChanges(); + var renameRange = isReadonlyArray(range.range) ? ts.first(range.range) : range.range; + var renameFilename = renameRange.getSourceFile().fileName; + var renameLocation = getRenameLocation(edits, renameFilename, functionNameText, /*isDeclaredBeforeUse*/ false); + return { renameFilename: renameFilename, renameLocation: renameLocation, edits: edits }; + function getTypeDeepCloneUnionUndefined(typeNode) { + if (typeNode === undefined) { + return undefined; + } + var clone = ts.getSynthesizedDeepClone(typeNode); + var withoutParens = clone; + while (ts.isParenthesizedTypeNode(withoutParens)) { + withoutParens = withoutParens.type; + } + return ts.isUnionTypeNode(withoutParens) && ts.find(withoutParens.types, function (t) { return t.kind === 139 /* UndefinedKeyword */; }) + ? clone + : ts.createUnionTypeNode([clone, ts.createKeywordTypeNode(139 /* UndefinedKeyword */)]); } - return -1; } /** - * Trimming will be done for lines after the previous range + * Result of 'extractRange' operation for a specific scope. + * Stores either a list of changes that should be applied to extract a range or a list of errors */ - function trimTrailingWhitespacesForRemainingRange() { - var startPosition = previousRange ? previousRange.end : originalRange.pos; - var startLine = sourceFile.getLineAndCharacterOfPosition(startPosition).line; - var endLine = sourceFile.getLineAndCharacterOfPosition(originalRange.end).line; - trimTrailingWhitespacesForLines(startLine, endLine + 1, previousRange); - } - function newTextChange(start, len, newText) { - return { span: ts.createTextSpan(start, len), newText: newText }; - } - function recordDelete(start, len) { - if (len) { - edits.push(newTextChange(start, len, "")); + function extractConstantInScope(node, scope, _a, rangeFacts, context) { + var substitutions = _a.substitutions; + var checker = context.program.getTypeChecker(); + // Make a unique name for the extracted variable + var file = scope.getSourceFile(); + var localNameText = getUniqueName(ts.isClassLike(scope) ? "newProperty" : "newLocal", file.text); + var isJS = ts.isInJavaScriptFile(scope); + var variableType = isJS + ? undefined + : checker.typeToTypeNode(checker.getContextualType(node), scope, ts.NodeBuilderFlags.NoTruncation); + var initializer = transformConstantInitializer(node, substitutions); + ts.suppressLeadingAndTrailingTrivia(initializer); + var changeTracker = ts.textChanges.ChangeTracker.fromContext(context); + if (ts.isClassLike(scope)) { + ts.Debug.assert(!isJS); // See CannotExtractToJSClass + var modifiers = []; + modifiers.push(ts.createToken(112 /* PrivateKeyword */)); + if (rangeFacts & RangeFacts.InStaticRegion) { + modifiers.push(ts.createToken(115 /* StaticKeyword */)); + } + modifiers.push(ts.createToken(131 /* ReadonlyKeyword */)); + var newVariable = ts.createProperty( + /*decorators*/ undefined, modifiers, localNameText, + /*questionToken*/ undefined, variableType, initializer); + var localReference = ts.createPropertyAccess(rangeFacts & RangeFacts.InStaticRegion + ? ts.createIdentifier(scope.name.getText()) + : ts.createThis(), ts.createIdentifier(localNameText)); + // Declare + var maxInsertionPos = node.pos; + var nodeToInsertBefore = getNodeToInsertPropertyBefore(maxInsertionPos, scope); + changeTracker.insertNodeBefore(context.file, nodeToInsertBefore, newVariable, { suffix: context.newLineCharacter + context.newLineCharacter }); + // Consume + changeTracker.replaceRange(context.file, { pos: node.getStart(), end: node.end }, localReference); } - } - function recordReplace(start, len, newText) { - if (len || newText) { - edits.push(newTextChange(start, len, newText)); - } - } - function applyRuleEdits(rule, previousRange, previousStartLine, currentRange, currentStartLine) { - switch (rule.Operation.Action) { - case 1 /* Ignore */: - // no action required - return; - case 8 /* Delete */: - if (previousRange.end !== currentRange.pos) { - // delete characters starting from t1.end up to t2.pos exclusive - recordDelete(previousRange.end, currentRange.pos - previousRange.end); - } - break; - case 4 /* NewLine */: - // exit early if we on different lines and rule cannot change number of newlines - // if line1 and line2 are on subsequent lines then no edits are required - ok to exit - // if line1 and line2 are separated with more than one newline - ok to exit since we cannot delete extra new lines - if (rule.Flag !== 1 /* CanDeleteNewLines */ && previousStartLine !== currentStartLine) { - return; + else { + var newVariableDeclaration = ts.createVariableDeclaration(localNameText, variableType, initializer); + // If the node is part of an initializer in a list of variable declarations, insert a new + // variable declaration into the list (in case it depends on earlier ones). + // CONSIDER: If the declaration list isn't const, we might want to split it into multiple + // lists so that the newly extracted one can be const. + var oldVariableDeclaration = getContainingVariableDeclarationIfInList(node, scope); + if (oldVariableDeclaration) { + // Declare + // CONSIDER: could detect that each is on a separate line + changeTracker.insertNodeAt(context.file, oldVariableDeclaration.getStart(), newVariableDeclaration, { suffix: ", " }); + // Consume + var localReference = ts.createIdentifier(localNameText); + changeTracker.replaceRange(context.file, { pos: node.getStart(), end: node.end }, localReference); + } + else if (node.parent.kind === 210 /* ExpressionStatement */ && scope === ts.findAncestor(node, isScope)) { + // If the parent is an expression statement and the target scope is the immediately enclosing one, + // replace the statement with the declaration. + var newVariableStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([newVariableDeclaration], 2 /* Const */)); + changeTracker.replaceRange(context.file, { pos: node.parent.getStart(), end: node.parent.end }, newVariableStatement); + } + else { + var newVariableStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([newVariableDeclaration], 2 /* Const */)); + // Declare + var nodeToInsertBefore = getNodeToInsertConstantBefore(node, scope); + if (nodeToInsertBefore.pos === 0) { + // If we're at the beginning of the file, we need to take care not to insert before header comments + // (e.g. copyright, triple-slash references). Fortunately, this problem has already been solved + // for imports. + var insertionPos = ts.getSourceFileImportLocation(file); + changeTracker.insertNodeAt(context.file, insertionPos, newVariableStatement, { + prefix: insertionPos === 0 ? undefined : context.newLineCharacter, + suffix: ts.isLineBreak(file.text.charCodeAt(insertionPos)) ? context.newLineCharacter : context.newLineCharacter + context.newLineCharacter + }); } - // edit should not be applied only if we have one line feed between elements - var lineDelta = currentStartLine - previousStartLine; - if (lineDelta !== 1) { - recordReplace(previousRange.end, currentRange.pos - previousRange.end, options.newLineCharacter); + else { + changeTracker.insertNodeBefore(context.file, nodeToInsertBefore, newVariableStatement, { suffix: context.newLineCharacter + context.newLineCharacter }); } - break; - case 2 /* Space */: - // exit early if we on different lines and rule cannot change number of newlines - if (rule.Flag !== 1 /* CanDeleteNewLines */ && previousStartLine !== currentStartLine) { - return; + // Consume + if (node.parent.kind === 210 /* ExpressionStatement */) { + // If the parent is an expression statement, delete it. + changeTracker.deleteRange(context.file, { pos: node.parent.getStart(), end: node.parent.end }); } - var posDelta = currentRange.pos - previousRange.end; - if (posDelta !== 1 || sourceFile.text.charCodeAt(previousRange.end) !== 32 /* space */) { - recordReplace(previousRange.end, currentRange.pos - previousRange.end, " "); + else { + var localReference = ts.createIdentifier(localNameText); + changeTracker.replaceRange(context.file, { pos: node.getStart(), end: node.end }, localReference); } - break; + } } + var edits = changeTracker.getChanges(); + var renameFilename = node.getSourceFile().fileName; + var renameLocation = getRenameLocation(edits, renameFilename, localNameText, /*isDeclaredBeforeUse*/ true); + return { renameFilename: renameFilename, renameLocation: renameLocation, edits: edits }; } - } - function getOpenTokenForList(node, list) { - switch (node.kind) { - case 150 /* Constructor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 185 /* ArrowFunction */: - if (node.typeParameters === list) { - return 26 /* LessThanToken */; - } - else if (node.parameters === list) { - return 18 /* OpenParenToken */; - } - break; - case 179 /* CallExpression */: - case 180 /* NewExpression */: - if (node.typeArguments === list) { - return 26 /* LessThanToken */; - } - else if (node.arguments === list) { - return 18 /* OpenParenToken */; - } - break; - case 157 /* TypeReference */: - if (node.typeArguments === list) { - return 26 /* LessThanToken */; + function getContainingVariableDeclarationIfInList(node, scope) { + var prevNode = undefined; + while (node !== undefined && node !== scope) { + if (ts.isVariableDeclaration(node) && + node.initializer === prevNode && + ts.isVariableDeclarationList(node.parent) && + node.parent.declarations.length > 1) { + return node; } - } - return 0 /* Unknown */; - } - function getCloseTokenForOpenToken(kind) { - switch (kind) { - case 18 /* OpenParenToken */: - return 19 /* CloseParenToken */; - case 26 /* LessThanToken */: - return 28 /* GreaterThanToken */; - } - return 0 /* Unknown */; - } - var internedSizes; - var internedTabsIndentation; - var internedSpacesIndentation; - function getIndentationString(indentation, options) { - // reset interned strings if FormatCodeOptions were changed - var resetInternedStrings = !internedSizes || (internedSizes.tabSize !== options.tabSize || internedSizes.indentSize !== options.indentSize); - if (resetInternedStrings) { - internedSizes = { tabSize: options.tabSize, indentSize: options.indentSize }; - internedTabsIndentation = internedSpacesIndentation = undefined; - } - if (!options.convertTabsToSpaces) { - var tabs = Math.floor(indentation / options.tabSize); - var spaces = indentation - tabs * options.tabSize; - var tabString = void 0; - if (!internedTabsIndentation) { - internedTabsIndentation = []; - } - if (internedTabsIndentation[tabs] === undefined) { - internedTabsIndentation[tabs] = tabString = repeat("\t", tabs); - } - else { - tabString = internedTabsIndentation[tabs]; + prevNode = node; + node = node.parent; } - return spaces ? tabString + repeat(" ", spaces) : tabString; } - else { - var spacesString = void 0; - var quotient = Math.floor(indentation / options.indentSize); - var remainder = indentation % options.indentSize; - if (!internedSpacesIndentation) { - internedSpacesIndentation = []; - } - if (internedSpacesIndentation[quotient] === undefined) { - spacesString = repeat(" ", options.indentSize * quotient); - internedSpacesIndentation[quotient] = spacesString; - } - else { - spacesString = internedSpacesIndentation[quotient]; + /** + * @return The index of the (only) reference to the extracted symbol. We want the cursor + * to be on the reference, rather than the declaration, because it's closer to where the + * user was before extracting it. + */ + function getRenameLocation(edits, renameFilename, functionNameText, isDeclaredBeforeUse) { + var delta = 0; + var lastPos = -1; + for (var _i = 0, edits_1 = edits; _i < edits_1.length; _i++) { + var _a = edits_1[_i], fileName = _a.fileName, textChanges_1 = _a.textChanges; + ts.Debug.assert(fileName === renameFilename); + for (var _b = 0, textChanges_2 = textChanges_1; _b < textChanges_2.length; _b++) { + var change = textChanges_2[_b]; + var span_17 = change.span, newText = change.newText; + var index = newText.indexOf(functionNameText); + if (index !== -1) { + lastPos = span_17.start + delta + index; + // If the reference comes first, return immediately. + if (!isDeclaredBeforeUse) { + return lastPos; + } + } + delta += newText.length - span_17.length; + } } - return remainder ? spacesString + repeat(" ", remainder) : spacesString; + // If the declaration comes first, return the position of the last occurrence. + ts.Debug.assert(isDeclaredBeforeUse); + ts.Debug.assert(lastPos >= 0); + return lastPos; } - function repeat(value, count) { - var s = ""; - for (var i = 0; i < count; i++) { - s += value; + function getFirstDeclaration(type) { + var firstDeclaration = undefined; + var symbol = type.symbol; + if (symbol && symbol.declarations) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + if (firstDeclaration === undefined || declaration.pos < firstDeclaration.pos) { + firstDeclaration = declaration; + } + } } - return s; + return firstDeclaration; } - } - formatting.getIndentationString = getIndentationString; - })(formatting = ts.formatting || (ts.formatting = {})); -})(ts || (ts = {})); -/// -/* @internal */ -var ts; -(function (ts) { - var formatting; - (function (formatting) { - var SmartIndenter; - (function (SmartIndenter) { - var Value; - (function (Value) { - Value[Value["Unknown"] = -1] = "Unknown"; - })(Value || (Value = {})); - function getIndentation(position, sourceFile, options) { - if (position > sourceFile.text.length) { - return getBaseIndentation(options); // past EOF - } - // no indentation when the indent style is set to none, - // so we can return fast - if (options.indentStyle === ts.IndentStyle.None) { - return 0; - } - var precedingToken = ts.findPrecedingToken(position, sourceFile); - if (!precedingToken) { - return getBaseIndentation(options); - } - // no indentation in string \regex\template literals - var precedingTokenIsLiteral = ts.isStringOrRegularExpressionOrTemplateLiteral(precedingToken.kind); - if (precedingTokenIsLiteral && precedingToken.getStart(sourceFile) <= position && precedingToken.end > position) { - return 0; - } - var lineAtPosition = sourceFile.getLineAndCharacterOfPosition(position).line; - // indentation is first non-whitespace character in a previous line - // for block indentation, we should look for a line which contains something that's not - // whitespace. - if (options.indentStyle === ts.IndentStyle.Block) { - // move backwards until we find a line with a non-whitespace character, - // then find the first non-whitespace character for that line. - var current_1 = position; - while (current_1 > 0) { - var char = sourceFile.text.charCodeAt(current_1); - if (!ts.isWhiteSpace(char)) { - break; + function compareTypesByDeclarationOrder(_a, _b) { + var type1 = _a.type, declaration1 = _a.declaration; + var type2 = _b.type, declaration2 = _b.declaration; + if (declaration1) { + if (declaration2) { + var positionDiff = declaration1.pos - declaration2.pos; + if (positionDiff !== 0) { + return positionDiff; } - current_1--; } - var lineStart = ts.getLineStartPositionForPosition(current_1, sourceFile); - return SmartIndenter.findFirstNonWhitespaceColumn(lineStart, current_1, sourceFile, options); - } - if (precedingToken.kind === 25 /* CommaToken */ && precedingToken.parent.kind !== 192 /* BinaryExpression */) { - // previous token is comma that separates items in list - find the previous item and try to derive indentation from it - var actualIndentation = getActualIndentationForListItemBeforeComma(precedingToken, sourceFile, options); - if (actualIndentation !== -1 /* Unknown */) { - return actualIndentation; + else { + return 1; // Sort undeclared type parameters to the front. } } - // try to find node that can contribute to indentation and includes 'position' starting from 'precedingToken' - // if such node is found - compute initial indentation for 'position' inside this node - var previous; - var current = precedingToken; - var currentStart; - var indentationDelta; - while (current) { - if (ts.positionBelongsToNode(current, position, sourceFile) && shouldIndentChildNode(current, previous)) { - currentStart = getStartLineAndCharacterForNode(current, sourceFile); - if (nextTokenIsCurlyBraceOnSameLineAsCursor(precedingToken, current, lineAtPosition, sourceFile)) { - indentationDelta = 0; + else if (declaration2) { + return -1; // Sort undeclared type parameters to the front. + } + var name1 = type1.symbol ? type1.symbol.getName() : ""; + var name2 = type2.symbol ? type2.symbol.getName() : ""; + var nameDiff = ts.compareStrings(name1, name2); + if (nameDiff !== 0) { + return nameDiff; + } + // IDs are guaranteed to be unique, so this ensures a total ordering. + return type1.id - type2.id; + } + function getCalledExpression(scope, range, functionNameText) { + var functionReference = ts.createIdentifier(functionNameText); + if (ts.isClassLike(scope)) { + var lhs = range.facts & RangeFacts.InStaticRegion ? ts.createIdentifier(scope.name.text) : ts.createThis(); + return ts.createPropertyAccess(lhs, functionReference); + } + else { + return functionReference; + } + } + function transformFunctionBody(body, exposedVariableDeclarations, writes, substitutions, hasReturn) { + var hasWritesOrVariableDeclarations = writes !== undefined || exposedVariableDeclarations.length > 0; + if (ts.isBlock(body) && !hasWritesOrVariableDeclarations && substitutions.size === 0) { + // already block, no declarations or writes to propagate back, no substitutions - can use node as is + return { body: ts.createBlock(body.statements, /*multLine*/ true), returnValueProperty: undefined }; + } + var returnValueProperty; + var ignoreReturns = false; + var statements = ts.createNodeArray(ts.isBlock(body) ? body.statements.slice(0) : [ts.isStatement(body) ? body : ts.createReturn(body)]); + // rewrite body if either there are writes that should be propagated back via return statements or there are substitutions + if (hasWritesOrVariableDeclarations || substitutions.size) { + var rewrittenStatements = ts.visitNodes(statements, visitor).slice(); + if (hasWritesOrVariableDeclarations && !hasReturn && ts.isStatement(body)) { + // add return at the end to propagate writes back in case if control flow falls out of the function body + // it is ok to know that range has at least one return since it we only allow unconditional returns + var assignments = getPropertyAssignmentsForWritesAndVariableDeclarations(exposedVariableDeclarations, writes); + if (assignments.length === 1) { + rewrittenStatements.push(ts.createReturn(assignments[0].name)); } else { - indentationDelta = lineAtPosition !== currentStart.line ? options.indentSize : 0; + rewrittenStatements.push(ts.createReturn(ts.createObjectLiteral(assignments))); } - break; - } - // check if current node is a list item - if yes, take indentation from it - var actualIndentation = getActualIndentationForListItem(current, sourceFile, options); - if (actualIndentation !== -1 /* Unknown */) { - return actualIndentation; - } - actualIndentation = getLineIndentationWhenExpressionIsInMultiLine(current, sourceFile, options); - if (actualIndentation !== -1 /* Unknown */) { - return actualIndentation + options.indentSize; } - previous = current; - current = current.parent; + return { body: ts.createBlock(rewrittenStatements, /*multiLine*/ true), returnValueProperty: returnValueProperty }; } - if (!current) { - // no parent was found - return the base indentation of the SourceFile - return getBaseIndentation(options); + else { + return { body: ts.createBlock(statements, /*multiLine*/ true), returnValueProperty: undefined }; } - return getIndentationForNodeWorker(current, currentStart, /*ignoreActualIndentationRange*/ undefined, indentationDelta, sourceFile, options); - } - SmartIndenter.getIndentation = getIndentation; - function getIndentationForNode(n, ignoreActualIndentationRange, sourceFile, options) { - var start = sourceFile.getLineAndCharacterOfPosition(n.getStart(sourceFile)); - return getIndentationForNodeWorker(n, start, ignoreActualIndentationRange, /*indentationDelta*/ 0, sourceFile, options); - } - SmartIndenter.getIndentationForNode = getIndentationForNode; - function getBaseIndentation(options) { - return options.baseIndentSize || 0; - } - SmartIndenter.getBaseIndentation = getBaseIndentation; - function getIndentationForNodeWorker(current, currentStart, ignoreActualIndentationRange, indentationDelta, sourceFile, options) { - var parent = current.parent; - var parentStart; - // walk upwards and collect indentations for pairs of parent-child nodes - // indentation is not added if parent and child nodes start on the same line or if parent is IfStatement and child starts on the same line with 'else clause' - while (parent) { - var useActualIndentation = true; - if (ignoreActualIndentationRange) { - var start = current.getStart(sourceFile); - useActualIndentation = start < ignoreActualIndentationRange.pos || start > ignoreActualIndentationRange.end; - } - if (useActualIndentation) { - // check if current node is a list item - if yes, take indentation from it - var actualIndentation = getActualIndentationForListItem(current, sourceFile, options); - if (actualIndentation !== -1 /* Unknown */) { - return actualIndentation + indentationDelta; + function visitor(node) { + if (!ignoreReturns && node.kind === 219 /* ReturnStatement */ && hasWritesOrVariableDeclarations) { + var assignments = getPropertyAssignmentsForWritesAndVariableDeclarations(exposedVariableDeclarations, writes); + if (node.expression) { + if (!returnValueProperty) { + returnValueProperty = "__return"; + } + assignments.unshift(ts.createPropertyAssignment(returnValueProperty, ts.visitNode(node.expression, visitor))); } - } - parentStart = getParentStart(parent, current, sourceFile); - var parentAndChildShareLine = parentStart.line === currentStart.line || - childStartsOnTheSameLineWithElseInIfStatement(parent, current, currentStart.line, sourceFile); - if (useActualIndentation) { - // try to fetch actual indentation for current node from source text - var actualIndentation = getActualIndentationForNode(current, parent, currentStart, parentAndChildShareLine, sourceFile, options); - if (actualIndentation !== -1 /* Unknown */) { - return actualIndentation + indentationDelta; + if (assignments.length === 1) { + return ts.createReturn(assignments[0].name); } - actualIndentation = getLineIndentationWhenExpressionIsInMultiLine(current, sourceFile, options); - if (actualIndentation !== -1 /* Unknown */) { - return actualIndentation + indentationDelta; + else { + return ts.createReturn(ts.createObjectLiteral(assignments)); } } - // increase indentation if parent node wants its content to be indented and parent and child nodes don't start on the same line - if (shouldIndentChildNode(parent, current) && !parentAndChildShareLine) { - indentationDelta += options.indentSize; + else { + var oldIgnoreReturns = ignoreReturns; + ignoreReturns = ignoreReturns || ts.isFunctionLikeDeclaration(node) || ts.isClassLike(node); + var substitution = substitutions.get(ts.getNodeId(node).toString()); + var result = substitution ? ts.getSynthesizedDeepClone(substitution) : ts.visitEachChild(node, visitor, ts.nullTransformationContext); + ignoreReturns = oldIgnoreReturns; + return result; } - current = parent; - currentStart = parentStart; - parent = current.parent; - } - return indentationDelta + getBaseIndentation(options); - } - function getParentStart(parent, child, sourceFile) { - var containingList = getContainingList(child, sourceFile); - if (containingList) { - return sourceFile.getLineAndCharacterOfPosition(containingList.pos); } - return sourceFile.getLineAndCharacterOfPosition(parent.getStart(sourceFile)); } - /* - * Function returns Value.Unknown if indentation cannot be determined - */ - function getActualIndentationForListItemBeforeComma(commaToken, sourceFile, options) { - // previous token is comma that separates items in list - find the previous item and try to derive indentation from it - var commaItemInfo = ts.findListItemInfo(commaToken); - if (commaItemInfo && commaItemInfo.listItemIndex > 0) { - return deriveActualIndentationFromList(commaItemInfo.list.getChildren(), commaItemInfo.listItemIndex - 1, sourceFile, options); - } - else { - // handle broken code gracefully - return -1 /* Unknown */; + function transformConstantInitializer(initializer, substitutions) { + return substitutions.size + ? visitor(initializer) + : initializer; + function visitor(node) { + var substitution = substitutions.get(ts.getNodeId(node).toString()); + return substitution ? ts.getSynthesizedDeepClone(substitution) : ts.visitEachChild(node, visitor, ts.nullTransformationContext); } } - /* - * Function returns Value.Unknown if actual indentation for node should not be used (i.e because node is nested expression) - */ - function getActualIndentationForNode(current, parent, currentLineAndChar, parentAndChildShareLine, sourceFile, options) { - // actual indentation is used for statements\declarations if one of cases below is true: - // - parent is SourceFile - by default immediate children of SourceFile are not indented except when user indents them manually - // - parent and child are not on the same line - var useActualIndentation = (ts.isDeclaration(current) || ts.isStatementButNotDeclaration(current)) && - (parent.kind === 261 /* SourceFile */ || !parentAndChildShareLine); - if (!useActualIndentation) { - return -1 /* Unknown */; + function getStatementsOrClassElements(scope) { + if (ts.isFunctionLikeDeclaration(scope)) { + var body = scope.body; + if (ts.isBlock(body)) { + return body.statements; + } } - return findColumnForFirstNonWhitespaceCharacterInLine(currentLineAndChar, sourceFile, options); - } - function nextTokenIsCurlyBraceOnSameLineAsCursor(precedingToken, current, lineAtPosition, sourceFile) { - var nextToken = ts.findNextToken(precedingToken, current); - if (!nextToken) { - return false; + else if (ts.isModuleBlock(scope) || ts.isSourceFile(scope)) { + return scope.statements; } - if (nextToken.kind === 16 /* OpenBraceToken */) { - // open braces are always indented at the parent level - return true; + else if (ts.isClassLike(scope)) { + return scope.members; } - else if (nextToken.kind === 17 /* CloseBraceToken */) { - // close braces are indented at the parent level if they are located on the same line with cursor - // this means that if new line will be added at $ position, this case will be indented - // class A { - // $ - // } - /// and this one - not - // class A { - // $} - var nextTokenStartLine = getStartLineAndCharacterForNode(nextToken, sourceFile).line; - return lineAtPosition === nextTokenStartLine; + else { + ts.assertTypeIsNever(scope); } - return false; + return ts.emptyArray; } - function getStartLineAndCharacterForNode(n, sourceFile) { - return sourceFile.getLineAndCharacterOfPosition(n.getStart(sourceFile)); - } - function childStartsOnTheSameLineWithElseInIfStatement(parent, child, childStartLine, sourceFile) { - if (parent.kind === 208 /* IfStatement */ && parent.elseStatement === child) { - var elseKeyword = ts.findChildOfKind(parent, 81 /* ElseKeyword */, sourceFile); - ts.Debug.assert(elseKeyword !== undefined); - var elseKeywordStartLine = getStartLineAndCharacterForNode(elseKeyword, sourceFile).line; - return elseKeywordStartLine === childStartLine; - } - return false; + /** + * If `scope` contains a function after `minPos`, then return the first such function. + * Otherwise, return `undefined`. + */ + function getNodeToInsertFunctionBefore(minPos, scope) { + return ts.find(getStatementsOrClassElements(scope), function (child) { + return child.pos >= minPos && ts.isFunctionLikeDeclaration(child) && !ts.isConstructorDeclaration(child); + }); } - SmartIndenter.childStartsOnTheSameLineWithElseInIfStatement = childStartsOnTheSameLineWithElseInIfStatement; - function getContainingList(node, sourceFile) { - if (node.parent) { - switch (node.parent.kind) { - case 157 /* TypeReference */: - if (node.parent.typeArguments && - ts.rangeContainsStartEnd(node.parent.typeArguments, node.getStart(sourceFile), node.getEnd())) { - return node.parent.typeArguments; - } - break; - case 176 /* ObjectLiteralExpression */: - return node.parent.properties; - case 175 /* ArrayLiteralExpression */: - return node.parent.elements; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: { - var start = node.getStart(sourceFile); - if (node.parent.typeParameters && - ts.rangeContainsStartEnd(node.parent.typeParameters, start, node.getEnd())) { - return node.parent.typeParameters; - } - if (ts.rangeContainsStartEnd(node.parent.parameters, start, node.getEnd())) { - return node.parent.parameters; - } - break; - } - case 180 /* NewExpression */: - case 179 /* CallExpression */: { - var start = node.getStart(sourceFile); - if (node.parent.typeArguments && - ts.rangeContainsStartEnd(node.parent.typeArguments, start, node.getEnd())) { - return node.parent.typeArguments; - } - if (node.parent.arguments && - ts.rangeContainsStartEnd(node.parent.arguments, start, node.getEnd())) { - return node.parent.arguments; + function getNodeToInsertPropertyBefore(maxPos, scope) { + var members = scope.members; + ts.Debug.assert(members.length > 0); // There must be at least one child, since we extracted from one. + var prevMember = undefined; + var allProperties = true; + for (var _i = 0, members_5 = members; _i < members_5.length; _i++) { + var member = members_5[_i]; + if (member.pos > maxPos) { + return prevMember || members[0]; + } + if (allProperties && !ts.isPropertyDeclaration(member)) { + // If it is non-vacuously true that all preceding members are properties, + // insert before the current member (i.e. at the end of the list of properties). + if (prevMember !== undefined) { + return member; + } + allProperties = false; + } + prevMember = member; + } + ts.Debug.assert(prevMember !== undefined); // If the loop didn't return, then it did set prevMember. + return prevMember; + } + function getNodeToInsertConstantBefore(node, scope) { + ts.Debug.assert(!ts.isClassLike(scope)); + var prevScope = undefined; + for (var curr = node; curr !== scope; curr = curr.parent) { + if (isScope(curr)) { + prevScope = curr; + } + } + for (var curr = (prevScope || node).parent;; curr = curr.parent) { + if (isBlockLike(curr)) { + var prevStatement = undefined; + for (var _i = 0, _a = curr.statements; _i < _a.length; _i++) { + var statement = _a[_i]; + if (statement.pos > node.pos) { + break; } - break; + prevStatement = statement; } + // There must be at least one statement since we started in one. + ts.Debug.assert(prevStatement !== undefined); + return prevStatement; + } + if (curr === scope) { + ts.Debug.fail("Didn't encounter a block-like before encountering scope"); + break; } } - return undefined; } - function getActualIndentationForListItem(node, sourceFile, options) { - var containingList = getContainingList(node, sourceFile); - return containingList ? getActualIndentationFromList(containingList) : -1 /* Unknown */; - function getActualIndentationFromList(list) { - var index = ts.indexOf(list, node); - return index !== -1 ? deriveActualIndentationFromList(list, index, sourceFile, options) : -1 /* Unknown */; - } + function getPropertyAssignmentsForWritesAndVariableDeclarations(exposedVariableDeclarations, writes) { + var variableAssignments = ts.map(exposedVariableDeclarations, function (v) { return ts.createShorthandPropertyAssignment(v.symbol.name); }); + var writeAssignments = ts.map(writes, function (w) { return ts.createShorthandPropertyAssignment(w.symbol.name); }); + return variableAssignments === undefined + ? writeAssignments + : writeAssignments === undefined + ? variableAssignments + : variableAssignments.concat(writeAssignments); } - function getLineIndentationWhenExpressionIsInMultiLine(node, sourceFile, options) { - // actual indentation should not be used when: - // - node is close parenthesis - this is the end of the expression - if (node.kind === 19 /* CloseParenToken */) { - return -1 /* Unknown */; - } - if (node.parent && (node.parent.kind === 179 /* CallExpression */ || - node.parent.kind === 180 /* NewExpression */) && - node.parent.expression !== node) { - var fullCallOrNewExpression = node.parent.expression; - var startingExpression = getStartingExpression(fullCallOrNewExpression); - if (fullCallOrNewExpression === startingExpression) { - return -1 /* Unknown */; + function isReadonlyArray(v) { + return ts.isArray(v); + } + /** + * Produces a range that spans the entirety of nodes, given a selection + * that might start/end in the middle of nodes. + * + * For example, when the user makes a selection like this + * v---v + * var someThing = foo + bar; + * this returns ^-------^ + */ + function getEnclosingTextRange(targetRange, sourceFile) { + return isReadonlyArray(targetRange.range) + ? { pos: ts.first(targetRange.range).getStart(sourceFile), end: ts.last(targetRange.range).getEnd() } + : targetRange.range; + } + var Usage; + (function (Usage) { + // value should be passed to extracted method + Usage[Usage["Read"] = 1] = "Read"; + // value should be passed to extracted method and propagated back + Usage[Usage["Write"] = 2] = "Write"; + })(Usage || (Usage = {})); + function collectReadsAndWrites(targetRange, scopes, enclosingTextRange, sourceFile, checker, cancellationToken) { + var allTypeParameterUsages = ts.createMap(); // Key is type ID + var usagesPerScope = []; + var substitutionsPerScope = []; + var functionErrorsPerScope = []; + var constantErrorsPerScope = []; + var visibleDeclarationsInExtractedRange = []; + var exposedVariableSymbolSet = ts.createMap(); // Key is symbol ID + var exposedVariableDeclarations = []; + var firstExposedNonVariableDeclaration = undefined; + var expression = !isReadonlyArray(targetRange.range) + ? targetRange.range + : targetRange.range.length === 1 && ts.isExpressionStatement(targetRange.range[0]) + ? targetRange.range[0].expression + : undefined; + var expressionDiagnostic = undefined; + if (expression === undefined) { + var statements = targetRange.range; + var start = ts.first(statements).getStart(); + var end = ts.last(statements).end; + expressionDiagnostic = ts.createFileDiagnostic(sourceFile, start, end - start, Messages.ExpressionExpected); + } + else if (checker.getTypeAtLocation(expression).flags & (1024 /* Void */ | 8192 /* Never */)) { + expressionDiagnostic = ts.createDiagnosticForNode(expression, Messages.UselessConstantType); + } + // initialize results + for (var _i = 0, scopes_1 = scopes; _i < scopes_1.length; _i++) { + var scope = scopes_1[_i]; + usagesPerScope.push({ usages: ts.createMap(), typeParameterUsages: ts.createMap(), substitutions: ts.createMap() }); + substitutionsPerScope.push(ts.createMap()); + functionErrorsPerScope.push(ts.isFunctionLikeDeclaration(scope) && scope.kind !== 228 /* FunctionDeclaration */ + ? [ts.createDiagnosticForNode(scope, Messages.CannotExtractToOtherFunctionLike)] + : []); + var constantErrors = []; + if (expressionDiagnostic) { + constantErrors.push(expressionDiagnostic); + } + if (ts.isClassLike(scope) && ts.isInJavaScriptFile(scope)) { + constantErrors.push(ts.createDiagnosticForNode(scope, Messages.CannotExtractToJSClass)); + } + if (ts.isArrowFunction(scope) && !ts.isBlock(scope.body)) { + // TODO (https://github.com/Microsoft/TypeScript/issues/18924): allow this + constantErrors.push(ts.createDiagnosticForNode(scope, Messages.CannotExtractToExpressionArrowFunction)); + } + constantErrorsPerScope.push(constantErrors); + } + var seenUsages = ts.createMap(); + var target = isReadonlyArray(targetRange.range) ? ts.createBlock(targetRange.range) : targetRange.range; + var unmodifiedNode = isReadonlyArray(targetRange.range) ? ts.first(targetRange.range) : targetRange.range; + var inGenericContext = isInGenericContext(unmodifiedNode); + collectUsages(target); + // Unfortunately, this code takes advantage of the knowledge that the generated method + // will use the contextual type of an expression as the return type of the extracted + // method (and will therefore "use" all the types involved). + if (inGenericContext && !isReadonlyArray(targetRange.range)) { + var contextualType = checker.getContextualType(targetRange.range); + recordTypeParameterUsages(contextualType); + } + if (allTypeParameterUsages.size > 0) { + var seenTypeParameterUsages = ts.createMap(); // Key is type ID + var i_1 = 0; + for (var curr = unmodifiedNode; curr !== undefined && i_1 < scopes.length; curr = curr.parent) { + if (curr === scopes[i_1]) { + // Copy current contents of seenTypeParameterUsages into scope. + seenTypeParameterUsages.forEach(function (typeParameter, id) { + usagesPerScope[i_1].typeParameterUsages.set(id, typeParameter); + }); + i_1++; + } + // Note that we add the current node's type parameters *after* updating the corresponding scope. + if (ts.isDeclarationWithTypeParameters(curr) && curr.typeParameters) { + for (var _a = 0, _b = curr.typeParameters; _a < _b.length; _a++) { + var typeParameterDecl = _b[_a]; + var typeParameter = checker.getTypeAtLocation(typeParameterDecl); + if (allTypeParameterUsages.has(typeParameter.id.toString())) { + seenTypeParameterUsages.set(typeParameter.id.toString(), typeParameter); + } + } + } } - var fullCallOrNewExpressionEnd = sourceFile.getLineAndCharacterOfPosition(fullCallOrNewExpression.end); - var startingExpressionEnd = sourceFile.getLineAndCharacterOfPosition(startingExpression.end); - if (fullCallOrNewExpressionEnd.line === startingExpressionEnd.line) { - return -1 /* Unknown */; + // If we didn't get through all the scopes, then there were some that weren't in our + // parent chain (impossible at time of writing). A conservative solution would be to + // copy allTypeParameterUsages into all remaining scopes. + ts.Debug.assert(i_1 === scopes.length); + } + // If there are any declarations in the extracted block that are used in the same enclosing + // lexical scope, we can't move the extraction "up" as those declarations will become unreachable + if (visibleDeclarationsInExtractedRange.length) { + var containingLexicalScopeOfExtraction = ts.isBlockScope(scopes[0], scopes[0].parent) + ? scopes[0] + : ts.getEnclosingBlockScopeContainer(scopes[0]); + ts.forEachChild(containingLexicalScopeOfExtraction, checkForUsedDeclarations); + } + var _loop_8 = function (i) { + var scopeUsages = usagesPerScope[i]; + // Special case: in the innermost scope, all usages are available. + // (The computed value reflects the value at the top-level of the scope, but the + // local will actually be declared at the same level as the extracted expression). + if (i > 0 && (scopeUsages.usages.size > 0 || scopeUsages.typeParameterUsages.size > 0)) { + var errorNode = isReadonlyArray(targetRange.range) ? targetRange.range[0] : targetRange.range; + constantErrorsPerScope[i].push(ts.createDiagnosticForNode(errorNode, Messages.CannotAccessVariablesFromNestedScopes)); + } + var hasWrite = false; + var readonlyClassPropertyWrite = undefined; + usagesPerScope[i].usages.forEach(function (value) { + if (value.usage === 2 /* Write */) { + hasWrite = true; + if (value.symbol.flags & 106500 /* ClassMember */ && + value.symbol.valueDeclaration && + ts.hasModifier(value.symbol.valueDeclaration, 64 /* Readonly */)) { + readonlyClassPropertyWrite = value.symbol.valueDeclaration; + } + } + }); + // If an expression was extracted, then there shouldn't have been any variable declarations. + ts.Debug.assert(isReadonlyArray(targetRange.range) || exposedVariableDeclarations.length === 0); + if (hasWrite && !isReadonlyArray(targetRange.range)) { + var diag = ts.createDiagnosticForNode(targetRange.range, Messages.CannotWriteInExpression); + functionErrorsPerScope[i].push(diag); + constantErrorsPerScope[i].push(diag); + } + else if (readonlyClassPropertyWrite && i > 0) { + var diag = ts.createDiagnosticForNode(readonlyClassPropertyWrite, Messages.CannotExtractReadonlyPropertyInitializerOutsideConstructor); + functionErrorsPerScope[i].push(diag); + constantErrorsPerScope[i].push(diag); + } + else if (firstExposedNonVariableDeclaration) { + var diag = ts.createDiagnosticForNode(firstExposedNonVariableDeclaration, Messages.CannotExtractExportedEntity); + functionErrorsPerScope[i].push(diag); + constantErrorsPerScope[i].push(diag); } - return findColumnForFirstNonWhitespaceCharacterInLine(fullCallOrNewExpressionEnd, sourceFile, options); + }; + for (var i = 0; i < scopes.length; i++) { + _loop_8(i); + } + return { target: target, usagesPerScope: usagesPerScope, functionErrorsPerScope: functionErrorsPerScope, constantErrorsPerScope: constantErrorsPerScope, exposedVariableDeclarations: exposedVariableDeclarations }; + function hasTypeParameters(node) { + return ts.isDeclarationWithTypeParameters(node) && + node.typeParameters !== undefined && + node.typeParameters.length > 0; + } + function isInGenericContext(node) { + for (; node; node = node.parent) { + if (hasTypeParameters(node)) { + return true; + } + } + return false; } - return -1 /* Unknown */; - function getStartingExpression(node) { - while (true) { - switch (node.kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: - node = node.expression; - break; - default: - return node; + function recordTypeParameterUsages(type) { + // PERF: This is potentially very expensive. `type` could be a library type with + // a lot of properties, each of which the walker will visit. Unfortunately, the + // solution isn't as trivial as filtering to user types because of (e.g.) Array. + var symbolWalker = checker.getSymbolWalker(function () { return (cancellationToken.throwIfCancellationRequested(), true); }); + var visitedTypes = symbolWalker.walkType(type).visitedTypes; + for (var _i = 0, visitedTypes_1 = visitedTypes; _i < visitedTypes_1.length; _i++) { + var visitedType = visitedTypes_1[_i]; + if (visitedType.flags & 16384 /* TypeParameter */) { + allTypeParameterUsages.set(visitedType.id.toString(), visitedType); } } } - } - function deriveActualIndentationFromList(list, index, sourceFile, options) { - ts.Debug.assert(index >= 0 && index < list.length); - var node = list[index]; - // walk toward the start of the list starting from current node and check if the line is the same for all items. - // if end line for item [i - 1] differs from the start line for item [i] - find column of the first non-whitespace character on the line of item [i] - var lineAndCharacter = getStartLineAndCharacterForNode(node, sourceFile); - for (var i = index - 1; i >= 0; i--) { - if (list[i].kind === 25 /* CommaToken */) { - continue; + function collectUsages(node, valueUsage) { + if (valueUsage === void 0) { valueUsage = 1 /* Read */; } + if (inGenericContext) { + var type = checker.getTypeAtLocation(node); + recordTypeParameterUsages(type); } - // skip list items that ends on the same line with the current list element - var prevEndLine = sourceFile.getLineAndCharacterOfPosition(list[i].end).line; - if (prevEndLine !== lineAndCharacter.line) { - return findColumnForFirstNonWhitespaceCharacterInLine(lineAndCharacter, sourceFile, options); + if (ts.isDeclaration(node) && node.symbol) { + visibleDeclarationsInExtractedRange.push(node); } - lineAndCharacter = getStartLineAndCharacterForNode(list[i], sourceFile); - } - return -1 /* Unknown */; - } - function findColumnForFirstNonWhitespaceCharacterInLine(lineAndCharacter, sourceFile, options) { - var lineStart = sourceFile.getPositionOfLineAndCharacter(lineAndCharacter.line, 0); - return findFirstNonWhitespaceColumn(lineStart, lineStart + lineAndCharacter.character, sourceFile, options); - } - /* - Character is the actual index of the character since the beginning of the line. - Column - position of the character after expanding tabs to spaces - "0\t2$" - value of 'character' for '$' is 3 - value of 'column' for '$' is 6 (assuming that tab size is 4) - */ - function findFirstNonWhitespaceCharacterAndColumn(startPos, endPos, sourceFile, options) { - var character = 0; - var column = 0; - for (var pos = startPos; pos < endPos; pos++) { - var ch = sourceFile.text.charCodeAt(pos); - if (!ts.isWhiteSpaceSingleLine(ch)) { - break; + if (ts.isAssignmentExpression(node)) { + // use 'write' as default usage for values + collectUsages(node.left, 2 /* Write */); + collectUsages(node.right); } - if (ch === 9 /* tab */) { - column += options.tabSize + (column % options.tabSize); + else if (ts.isUnaryExpressionWithWrite(node)) { + collectUsages(node.operand, 2 /* Write */); + } + else if (ts.isPropertyAccessExpression(node) || ts.isElementAccessExpression(node)) { + // use 'write' as default usage for values + ts.forEachChild(node, collectUsages); + } + else if (ts.isIdentifier(node)) { + if (!node.parent) { + return; + } + if (ts.isQualifiedName(node.parent) && node !== node.parent.left) { + return; + } + if (ts.isPropertyAccessExpression(node.parent) && node !== node.parent.expression) { + return; + } + recordUsage(node, valueUsage, /*isTypeNode*/ ts.isPartOfTypeNode(node)); } else { - column++; + ts.forEachChild(node, collectUsages); } - character++; } - return { column: column, character: character }; - } - SmartIndenter.findFirstNonWhitespaceCharacterAndColumn = findFirstNonWhitespaceCharacterAndColumn; - function findFirstNonWhitespaceColumn(startPos, endPos, sourceFile, options) { - return findFirstNonWhitespaceCharacterAndColumn(startPos, endPos, sourceFile, options).column; - } - SmartIndenter.findFirstNonWhitespaceColumn = findFirstNonWhitespaceColumn; - function nodeContentIsAlwaysIndented(kind) { - switch (kind) { - case 207 /* ExpressionStatement */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 175 /* ArrayLiteralExpression */: - case 204 /* Block */: - case 231 /* ModuleBlock */: - case 176 /* ObjectLiteralExpression */: - case 161 /* TypeLiteral */: - case 170 /* MappedType */: - case 163 /* TupleType */: - case 232 /* CaseBlock */: - case 254 /* DefaultClause */: - case 253 /* CaseClause */: - case 183 /* ParenthesizedExpression */: - case 177 /* PropertyAccessExpression */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 205 /* VariableStatement */: - case 223 /* VariableDeclaration */: - case 240 /* ExportAssignment */: - case 216 /* ReturnStatement */: - case 193 /* ConditionalExpression */: - case 173 /* ArrayBindingPattern */: - case 172 /* ObjectBindingPattern */: - case 248 /* JsxOpeningElement */: - case 247 /* JsxSelfClosingElement */: - case 252 /* JsxExpression */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 144 /* Parameter */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 166 /* ParenthesizedType */: - case 181 /* TaggedTemplateExpression */: - case 189 /* AwaitExpression */: - case 242 /* NamedExports */: - case 238 /* NamedImports */: - case 243 /* ExportSpecifier */: - case 239 /* ImportSpecifier */: - return true; + function recordUsage(n, usage, isTypeNode) { + var symbolId = recordUsagebySymbol(n, usage, isTypeNode); + if (symbolId) { + for (var i = 0; i < scopes.length; i++) { + // push substitution from map to map to simplify rewriting + var substitution = substitutionsPerScope[i].get(symbolId); + if (substitution) { + usagesPerScope[i].substitutions.set(ts.getNodeId(n).toString(), substitution); + } + } + } + } + function recordUsagebySymbol(identifier, usage, isTypeName) { + var symbol = getSymbolReferencedByIdentifier(identifier); + if (!symbol) { + // cannot find symbol - do nothing + return undefined; + } + var symbolId = ts.getSymbolId(symbol).toString(); + var lastUsage = seenUsages.get(symbolId); + // there are two kinds of value usages + // - reads - if range contains a read from the value located outside of the range then value should be passed as a parameter + // - writes - if range contains a write to a value located outside the range the value should be passed as a parameter and + // returned as a return value + // 'write' case is a superset of 'read' so if we already have processed 'write' of some symbol there is not need to handle 'read' + // since all information is already recorded + if (lastUsage && lastUsage >= usage) { + return symbolId; + } + seenUsages.set(symbolId, usage); + if (lastUsage) { + // if we get here this means that we are trying to handle 'write' and 'read' was already processed + // walk scopes and update existing records. + for (var _i = 0, usagesPerScope_1 = usagesPerScope; _i < usagesPerScope_1.length; _i++) { + var perScope = usagesPerScope_1[_i]; + var prevEntry = perScope.usages.get(identifier.text); + if (prevEntry) { + perScope.usages.set(identifier.text, { usage: usage, symbol: symbol, node: identifier }); + } + } + return symbolId; + } + // find first declaration in this file + var declInFile = ts.find(symbol.getDeclarations(), function (d) { return d.getSourceFile() === sourceFile; }); + if (!declInFile) { + return undefined; + } + if (ts.rangeContainsStartEnd(enclosingTextRange, declInFile.getStart(), declInFile.end)) { + // declaration is located in range to be extracted - do nothing + return undefined; + } + if (targetRange.facts & RangeFacts.IsGenerator && usage === 2 /* Write */) { + // this is write to a reference located outside of the target scope and range is extracted into generator + // currently this is unsupported scenario + var diag = ts.createDiagnosticForNode(identifier, Messages.CannotExtractRangeThatContainsWritesToReferencesLocatedOutsideOfTheTargetRangeInGenerators); + for (var _a = 0, functionErrorsPerScope_1 = functionErrorsPerScope; _a < functionErrorsPerScope_1.length; _a++) { + var errors = functionErrorsPerScope_1[_a]; + errors.push(diag); + } + for (var _b = 0, constantErrorsPerScope_1 = constantErrorsPerScope; _b < constantErrorsPerScope_1.length; _b++) { + var errors = constantErrorsPerScope_1[_b]; + errors.push(diag); + } + } + for (var i = 0; i < scopes.length; i++) { + var scope = scopes[i]; + var resolvedSymbol = checker.resolveName(symbol.name, scope, symbol.flags); + if (resolvedSymbol === symbol) { + continue; + } + if (!substitutionsPerScope[i].has(symbolId)) { + var substitution = tryReplaceWithQualifiedNameOrPropertyAccess(symbol.exportSymbol || symbol, scope, isTypeName); + if (substitution) { + substitutionsPerScope[i].set(symbolId, substitution); + } + else if (isTypeName) { + // If the symbol is a type parameter that won't be in scope, we'll pass it as a type argument + // so there's no problem. + if (!(symbol.flags & 262144 /* TypeParameter */)) { + var diag = ts.createDiagnosticForNode(identifier, Messages.TypeWillNotBeVisibleInTheNewScope); + functionErrorsPerScope[i].push(diag); + constantErrorsPerScope[i].push(diag); + } + } + else { + usagesPerScope[i].usages.set(identifier.text, { usage: usage, symbol: symbol, node: identifier }); + } + } + } + return symbolId; + } + function checkForUsedDeclarations(node) { + // If this node is entirely within the original extraction range, we don't need to do anything. + if (node === targetRange.range || (isReadonlyArray(targetRange.range) && targetRange.range.indexOf(node) >= 0)) { + return; + } + // Otherwise check and recurse. + var sym = ts.isIdentifier(node) + ? getSymbolReferencedByIdentifier(node) + : checker.getSymbolAtLocation(node); + if (sym) { + var decl = ts.find(visibleDeclarationsInExtractedRange, function (d) { return d.symbol === sym; }); + if (decl) { + if (ts.isVariableDeclaration(decl)) { + var idString = decl.symbol.id.toString(); + if (!exposedVariableSymbolSet.has(idString)) { + exposedVariableDeclarations.push(decl); + exposedVariableSymbolSet.set(idString, true); + } + } + else { + // CONSIDER: this includes binding elements, which we could + // expose in the same way as variables. + firstExposedNonVariableDeclaration = firstExposedNonVariableDeclaration || decl; + } + } + } + ts.forEachChild(node, checkForUsedDeclarations); + } + /** + * Return the symbol referenced by an identifier (even if it declares a different symbol). + */ + function getSymbolReferencedByIdentifier(identifier) { + // If the identifier is both a property name and its value, we're only interested in its value + // (since the name is a declaration and will be included in the extracted range). + return identifier.parent && ts.isShorthandPropertyAssignment(identifier.parent) && identifier.parent.name === identifier + ? checker.getShorthandAssignmentValueSymbol(identifier.parent) + : checker.getSymbolAtLocation(identifier); + } + function tryReplaceWithQualifiedNameOrPropertyAccess(symbol, scopeDecl, isTypeNode) { + if (!symbol) { + return undefined; + } + if (symbol.getDeclarations().some(function (d) { return d.parent === scopeDecl; })) { + return ts.createIdentifier(symbol.name); + } + var prefix = tryReplaceWithQualifiedNameOrPropertyAccess(symbol.parent, scopeDecl, isTypeNode); + if (prefix === undefined) { + return undefined; + } + return isTypeNode + ? ts.createQualifiedName(prefix, ts.createIdentifier(symbol.name)) + : ts.createPropertyAccess(prefix, symbol.name); } - return false; } - /* @internal */ - function nodeWillIndentChild(parent, child, indentByDefault) { - var childKind = child ? child.kind : 0 /* Unknown */; - switch (parent.kind) { - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 211 /* ForStatement */: - case 208 /* IfStatement */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 185 /* ArrowFunction */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return childKind !== 204 /* Block */; - case 241 /* ExportDeclaration */: - return childKind !== 242 /* NamedExports */; - case 235 /* ImportDeclaration */: - return childKind !== 236 /* ImportClause */ || - (child.namedBindings && child.namedBindings.kind !== 238 /* NamedImports */); - case 246 /* JsxElement */: - return childKind !== 249 /* JsxClosingElement */; + function getParentNodeInSpan(node, file, span) { + if (!node) + return undefined; + while (node.parent) { + if (ts.isSourceFile(node.parent) || !spanContainsNode(span, node.parent, file)) { + return node; + } + node = node.parent; } - // No explicit rule for given nodes so the result will follow the default value argument - return indentByDefault; } - SmartIndenter.nodeWillIndentChild = nodeWillIndentChild; - /* - Function returns true when the parent node should indent the given child by an explicit rule - */ - function shouldIndentChildNode(parent, child) { - return nodeContentIsAlwaysIndented(parent.kind) || nodeWillIndentChild(parent, child, /*indentByDefault*/ false); + function spanContainsNode(span, node, file) { + return ts.textSpanContainsPosition(span, node.getStart(file)) && + node.getEnd() <= ts.textSpanEnd(span); } - SmartIndenter.shouldIndentChildNode = shouldIndentChildNode; - })(SmartIndenter = formatting.SmartIndenter || (formatting.SmartIndenter = {})); - })(formatting = ts.formatting || (ts.formatting = {})); -})(ts || (ts = {})); -/* @internal */ -var ts; -(function (ts) { - var codefix; - (function (codefix) { - var codeFixes = ts.createMap(); - function registerCodeFix(action) { - ts.forEach(action.errorCodes, function (error) { - var fixes = codeFixes[error]; - if (!fixes) { - fixes = []; - codeFixes[error] = fixes; + /** + * Computes whether or not a node represents an expression in a position where it could + * be extracted. + * The isExpression() in utilities.ts returns some false positives we need to handle, + * such as `import x from 'y'` -- the 'y' is a StringLiteral but is *not* an expression + * in the sense of something that you could extract on + */ + function isExtractableExpression(node) { + switch (node.parent.kind) { + case 264 /* EnumMember */: + return false; } - fixes.push(action); - }); - } - codefix.registerCodeFix = registerCodeFix; - function getSupportedErrorCodes() { - return Object.keys(codeFixes); - } - codefix.getSupportedErrorCodes = getSupportedErrorCodes; - function getFixes(context) { - var fixes = codeFixes[context.errorCode]; - var allActions = []; - ts.forEach(fixes, function (f) { - var actions = f.getCodeActions(context); - if (actions && actions.length > 0) { - allActions = allActions.concat(actions); + switch (node.kind) { + case 9 /* StringLiteral */: + return node.parent.kind !== 238 /* ImportDeclaration */ && + node.parent.kind !== 242 /* ImportSpecifier */; + case 198 /* SpreadElement */: + case 174 /* ObjectBindingPattern */: + case 176 /* BindingElement */: + return false; + case 71 /* Identifier */: + return node.parent.kind !== 176 /* BindingElement */ && + node.parent.kind !== 242 /* ImportSpecifier */ && + node.parent.kind !== 246 /* ExportSpecifier */; } - }); - return allActions; - } - codefix.getFixes = getFixes; - })(codefix = ts.codefix || (ts.codefix = {})); + return true; + } + function isBlockLike(node) { + switch (node.kind) { + case 207 /* Block */: + case 265 /* SourceFile */: + case 234 /* ModuleBlock */: + case 257 /* CaseClause */: + return true; + default: + return false; + } + } + })(extractSymbol = refactor.extractSymbol || (refactor.extractSymbol = {})); + })(refactor = ts.refactor || (ts.refactor = {})); })(ts || (ts = {})); /* @internal */ var ts; (function (ts) { - var codefix; - (function (codefix) { - function getOpenBraceEnd(constructor, sourceFile) { - // First token is the open curly, this is where we want to put the 'super' call. - return constructor.body.getFirstToken(sourceFile).getEnd(); - } - codefix.registerCodeFix({ - errorCodes: [ts.Diagnostics.Constructors_for_derived_classes_must_contain_a_super_call.code], - getCodeActions: function (context) { - var sourceFile = context.sourceFile; - var token = ts.getTokenAtPosition(sourceFile, context.span.start); - if (token.kind !== 122 /* ConstructorKeyword */) { + var refactor; + (function (refactor) { + var installTypesForPackage; + (function (installTypesForPackage_1) { + var actionName = "install"; + var installTypesForPackage = { + name: "Install missing types package", + description: "Install missing types package", + getEditsForAction: getEditsForAction, + getAvailableActions: getAvailableActions, + }; + refactor.registerRefactor(installTypesForPackage); + function getAvailableActions(context) { + var options = context.program.getCompilerOptions(); + var noImplicitAny = options.noImplicitAny === undefined ? options.strict : options.noImplicitAny; + if (noImplicitAny) { + // Then it will be available via `fixCannotFindModule`. return undefined; } - var newPosition = getOpenBraceEnd(token.parent, sourceFile); - return [{ - description: ts.getLocaleSpecificMessage(ts.Diagnostics.Add_missing_super_call), - changes: [{ fileName: sourceFile.fileName, textChanges: [{ newText: "super();", span: { start: newPosition, length: 0 } }] }] - }]; + var action = getAction(context); + return action && [ + { + name: installTypesForPackage.name, + description: installTypesForPackage.description, + actions: [ + { + description: action.description, + name: actionName, + }, + ], + }, + ]; } - }); - codefix.registerCodeFix({ - errorCodes: [ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class.code], - getCodeActions: function (context) { - var sourceFile = context.sourceFile; - var token = ts.getTokenAtPosition(sourceFile, context.span.start); - if (token.kind !== 98 /* ThisKeyword */) { - return undefined; - } - var constructor = ts.getContainingFunction(token); - var superCall = findSuperCall(constructor.body); - if (!superCall) { - return undefined; - } - // figure out if the this access is actuall inside the supercall - // i.e. super(this.a), since in that case we won't suggest a fix - if (superCall.expression && superCall.expression.kind == 179 /* CallExpression */) { - var arguments_1 = superCall.expression.arguments; - for (var i = 0; i < arguments_1.length; i++) { - if (arguments_1[i].expression === token) { - return undefined; - } - } + function getEditsForAction(context, _actionName) { + ts.Debug.assertEqual(actionName, _actionName); + var action = getAction(context); // Should be defined if we said there was an action available. + return { + edits: [], + renameFilename: undefined, + renameLocation: undefined, + commands: action.commands, + }; + } + function getAction(context) { + var file = context.file, startPosition = context.startPosition; + var node = ts.getTokenAtPosition(file, startPosition, /*includeJsDocComment*/ false); + if (ts.isStringLiteral(node) && isModuleIdentifier(node) && ts.getResolvedModule(file, node.text) === undefined) { + return ts.codefix.tryGetCodeActionForInstallPackageTypes(context.host, node.text); } - var newPosition = getOpenBraceEnd(constructor, sourceFile); - var changes = [{ - fileName: sourceFile.fileName, textChanges: [{ - newText: superCall.getText(sourceFile), - span: { start: newPosition, length: 0 } - }, - { - newText: "", - span: { start: superCall.getStart(sourceFile), length: superCall.getWidth(sourceFile) } - }] - }]; - return [{ - description: ts.getLocaleSpecificMessage(ts.Diagnostics.Make_super_call_the_first_statement_in_the_constructor), - changes: changes - }]; - function findSuperCall(n) { - if (n.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(n.expression)) { - return n; - } - if (ts.isFunctionLike(n)) { - return undefined; - } - return ts.forEachChild(n, findSuperCall); + } + function isModuleIdentifier(node) { + switch (node.parent.kind) { + case 238 /* ImportDeclaration */: + case 248 /* ExternalModuleReference */: + return true; + default: + return false; } } - }); - })(codefix = ts.codefix || (ts.codefix = {})); + })(installTypesForPackage = refactor.installTypesForPackage || (refactor.installTypesForPackage = {})); + })(refactor = ts.refactor || (ts.refactor = {})); })(ts || (ts = {})); -// /* @internal */ -// namespace ts.codefix { -// type ImportCodeActionKind = "CodeChange" | "InsertingIntoExistingImport" | "NewImport"; -// interface ImportCodeAction extends CodeAction { -// kind: ImportCodeActionKind, -// moduleSpecifier?: string -// } -// enum ModuleSpecifierComparison { -// Better, -// Equal, -// Worse -// } -// class ImportCodeActionMap { -// private symbolIdToActionMap = createMap(); -// addAction(symbolId: number, newAction: ImportCodeAction) { -// if (!newAction) { -// return; -// } -// if (!this.symbolIdToActionMap[symbolId]) { -// this.symbolIdToActionMap[symbolId] = [newAction]; -// return; -// } -// if (newAction.kind === "CodeChange") { -// this.symbolIdToActionMap[symbolId].push(newAction); -// return; -// } -// const updatedNewImports: ImportCodeAction[] = []; -// for (const existingAction of this.symbolIdToActionMap[symbolId]) { -// if (existingAction.kind === "CodeChange") { -// // only import actions should compare -// updatedNewImports.push(existingAction); -// continue; -// } -// switch (this.compareModuleSpecifiers(existingAction.moduleSpecifier, newAction.moduleSpecifier)) { -// case ModuleSpecifierComparison.Better: -// // the new one is not worth considering if it is a new improt. -// // However if it is instead a insertion into existing import, the user might want to use -// // the module specifier even it is worse by our standards. So keep it. -// if (newAction.kind === "NewImport") { -// return; -// } -// case ModuleSpecifierComparison.Equal: -// // the current one is safe. But it is still possible that the new one is worse -// // than another existing one. For example, you may have new imports from "./foo/bar" -// // and "bar", when the new one is "bar/bar2" and the current one is "./foo/bar". The new -// // one and the current one are not comparable (one relative path and one absolute path), -// // but the new one is worse than the other one, so should not add to the list. -// updatedNewImports.push(existingAction); -// break; -// case ModuleSpecifierComparison.Worse: -// // the existing one is worse, remove from the list. -// continue; -// } -// } -// // if we reach here, it means the new one is better or equal to all of the existing ones. -// updatedNewImports.push(newAction); -// this.symbolIdToActionMap[symbolId] = updatedNewImports; -// } -// addActions(symbolId: number, newActions: ImportCodeAction[]) { -// for (const newAction of newActions) { -// this.addAction(symbolId, newAction); -// } -// } -// getAllActions() { -// let result: ImportCodeAction[] = []; -// for (const symbolId in this.symbolIdToActionMap) { -// result = concatenate(result, this.symbolIdToActionMap[symbolId]); -// } -// return result; -// } -// private compareModuleSpecifiers(moduleSpecifier1: string, moduleSpecifier2: string): ModuleSpecifierComparison { -// if (moduleSpecifier1 === moduleSpecifier2) { -// return ModuleSpecifierComparison.Equal; -// } -// // if moduleSpecifier1 (ms1) is a substring of ms2, then it is better -// if (moduleSpecifier2.indexOf(moduleSpecifier1) === 0) { -// return ModuleSpecifierComparison.Better; -// } -// if (moduleSpecifier1.indexOf(moduleSpecifier2) === 0) { -// return ModuleSpecifierComparison.Worse; -// } -// // if both are relative paths, and ms1 has fewer levels, then it is better -// if (isExternalModuleNameRelative(moduleSpecifier1) && isExternalModuleNameRelative(moduleSpecifier2)) { -// const regex = new RegExp(directorySeparator, "g"); -// const moduleSpecifier1LevelCount = (moduleSpecifier1.match(regex) || []).length; -// const moduleSpecifier2LevelCount = (moduleSpecifier2.match(regex) || []).length; -// return moduleSpecifier1LevelCount < moduleSpecifier2LevelCount -// ? ModuleSpecifierComparison.Better -// : moduleSpecifier1LevelCount === moduleSpecifier2LevelCount -// ? ModuleSpecifierComparison.Equal -// : ModuleSpecifierComparison.Worse; -// } -// // the equal cases include when the two specifiers are not comparable. -// return ModuleSpecifierComparison.Equal; -// } -// } -// registerCodeFix({ -// errorCodes: [Diagnostics.Cannot_find_name_0.code], -// getCodeActions: (context: CodeFixContext) => { -// const sourceFile = context.sourceFile; -// const checker = context.program.getTypeChecker(); -// const allSourceFiles = context.program.getSourceFiles(); -// const useCaseSensitiveFileNames = context.host.useCaseSensitiveFileNames ? context.host.useCaseSensitiveFileNames() : false; -// const token = getTokenAtPosition(sourceFile, context.span.start); -// const name = token.getText(); -// const symbolIdActionMap = new ImportCodeActionMap(); -// // this is a module id -> module import declaration map -// const cachedImportDeclarations = createMap<(ImportDeclaration | ImportEqualsDeclaration)[]>(); -// let cachedNewImportInsertPosition: number; -// const allPotentialModules = checker.getAmbientModules(); -// for (const otherSourceFile of allSourceFiles) { -// if (otherSourceFile !== sourceFile && isExternalOrCommonJsModule(otherSourceFile)) { -// allPotentialModules.push(otherSourceFile.symbol); -// } -// } -// const currentTokenMeaning = getMeaningFromLocation(token); -// for (const moduleSymbol of allPotentialModules) { -// context.cancellationToken.throwIfCancellationRequested(); -// // check the default export -// const defaultExport = checker.tryGetMemberInModuleExports("default", moduleSymbol); -// if (defaultExport) { -// const localSymbol = getLocalSymbolForExportDefault(defaultExport); -// if (localSymbol && localSymbol.name === name && checkSymbolHasMeaning(localSymbol, currentTokenMeaning)) { -// // check if this symbol is already used -// const symbolId = getUniqueSymbolId(localSymbol); -// symbolIdActionMap.addActions(symbolId, getCodeActionForImport(moduleSymbol, /*isDefault*/ true)); -// } -// } -// // check exports with the same name -// const exportSymbolWithIdenticalName = checker.tryGetMemberInModuleExports(name, moduleSymbol); -// if (exportSymbolWithIdenticalName && checkSymbolHasMeaning(exportSymbolWithIdenticalName, currentTokenMeaning)) { -// const symbolId = getUniqueSymbolId(exportSymbolWithIdenticalName); -// symbolIdActionMap.addActions(symbolId, getCodeActionForImport(moduleSymbol)); -// } -// } -// return symbolIdActionMap.getAllActions(); -// function getImportDeclarations(moduleSymbol: Symbol) { -// const moduleSymbolId = getUniqueSymbolId(moduleSymbol); -// if (cachedImportDeclarations[moduleSymbolId]) { -// return cachedImportDeclarations[moduleSymbolId]; -// } -// const existingDeclarations: (ImportDeclaration | ImportEqualsDeclaration)[] = []; -// for (const importModuleSpecifier of sourceFile.imports) { -// const importSymbol = checker.getSymbolAtLocation(importModuleSpecifier); -// if (importSymbol === moduleSymbol) { -// existingDeclarations.push(getImportDeclaration(importModuleSpecifier)); -// } -// } -// cachedImportDeclarations[moduleSymbolId] = existingDeclarations; -// return existingDeclarations; -// function getImportDeclaration(moduleSpecifier: LiteralExpression) { -// let node: Node = moduleSpecifier; -// while (node) { -// if (node.kind === SyntaxKind.ImportDeclaration) { -// return node; -// } -// if (node.kind === SyntaxKind.ImportEqualsDeclaration) { -// return node; -// } -// node = node.parent; -// } -// return undefined; -// } -// } -// function getUniqueSymbolId(symbol: Symbol) { -// if (symbol.flags & SymbolFlags.Alias) { -// return getSymbolId(checker.getAliasedSymbol(symbol)); -// } -// return getSymbolId(symbol); -// } -// function checkSymbolHasMeaning(symbol: Symbol, meaning: SemanticMeaning) { -// const declarations = symbol.getDeclarations(); -// return declarations ? some(symbol.declarations, decl => !!(getMeaningFromDeclaration(decl) & meaning)) : false; -// } -// function getCodeActionForImport(moduleSymbol: Symbol, isDefault?: boolean): ImportCodeAction[] { -// const existingDeclarations = getImportDeclarations(moduleSymbol); -// if (existingDeclarations.length > 0) { -// // With an existing import statement, there are more than one actions the user can do. -// return getCodeActionsForExistingImport(existingDeclarations); -// } -// else { -// return [getCodeActionForNewImport()]; -// } -// function getCodeActionsForExistingImport(declarations: (ImportDeclaration | ImportEqualsDeclaration)[]): ImportCodeAction[] { -// const actions: ImportCodeAction[] = []; -// // It is possible that multiple import statements with the same specifier exist in the file. -// // e.g. -// // -// // import * as ns from "foo"; -// // import { member1, member2 } from "foo"; -// // -// // member3/**/ <-- cusor here -// // -// // in this case we should provie 2 actions: -// // 1. change "member3" to "ns.member3" -// // 2. add "member3" to the second import statement's import list -// // and it is up to the user to decide which one fits best. -// let namespaceImportDeclaration: ImportDeclaration | ImportEqualsDeclaration; -// let namedImportDeclaration: ImportDeclaration; -// let existingModuleSpecifier: string; -// for (const declaration of declarations) { -// if (declaration.kind === SyntaxKind.ImportDeclaration) { -// const namedBindings = declaration.importClause && declaration.importClause.namedBindings; -// if (namedBindings && namedBindings.kind === SyntaxKind.NamespaceImport) { -// // case: -// // import * as ns from "foo" -// namespaceImportDeclaration = declaration; -// } -// else { -// // cases: -// // import default from "foo" -// // import { bar } from "foo" or combination with the first one -// // import "foo" -// namedImportDeclaration = declaration; -// } -// existingModuleSpecifier = declaration.moduleSpecifier.getText(); -// } -// else { -// // case: -// // import foo = require("foo") -// namespaceImportDeclaration = declaration; -// existingModuleSpecifier = getModuleSpecifierFromImportEqualsDeclaration(declaration); -// } -// } -// if (namespaceImportDeclaration) { -// actions.push(getCodeActionForNamespaceImport(namespaceImportDeclaration)); -// } -// if (namedImportDeclaration && namedImportDeclaration.importClause && -// (namedImportDeclaration.importClause.name || namedImportDeclaration.importClause.namedBindings)) { -// /** -// * If the existing import declaration already has a named import list, just -// * insert the identifier into that list. -// */ -// const textChange = getTextChangeForImportClause(namedImportDeclaration.importClause); -// const moduleSpecifierWithoutQuotes = stripQuotes(namedImportDeclaration.moduleSpecifier.getText()); -// actions.push(createCodeAction( -// Diagnostics.Add_0_to_existing_import_declaration_from_1, -// [name, moduleSpecifierWithoutQuotes], -// textChange.newText, -// textChange.span, -// sourceFile.fileName, -// "InsertingIntoExistingImport", -// moduleSpecifierWithoutQuotes -// )); -// } -// else { -// // we need to create a new import statement, but the existing module specifier can be reused. -// actions.push(getCodeActionForNewImport(existingModuleSpecifier)); -// } -// return actions; -// function getModuleSpecifierFromImportEqualsDeclaration(declaration: ImportEqualsDeclaration) { -// if (declaration.moduleReference && declaration.moduleReference.kind === SyntaxKind.ExternalModuleReference) { -// return declaration.moduleReference.expression.getText(); -// } -// return declaration.moduleReference.getText(); -// } -// function getTextChangeForImportClause(importClause: ImportClause): TextChange { -// const newImportText = isDefault ? `default as ${name}` : name; -// const importList = importClause.namedBindings; -// // case 1: -// // original text: import default from "module" -// // change to: import default, { name } from "module" -// if (!importList && importClause.name) { -// const start = importClause.name.getEnd(); -// return { -// newText: `, { ${newImportText} }`, -// span: { start, length: 0 } -// }; -// } -// // case 2: -// // original text: import {} from "module" -// // change to: import { name } from "module" -// if (importList.elements.length === 0) { -// const start = importList.getStart(); -// return { -// newText: `{ ${newImportText} }`, -// span: { start, length: importList.getEnd() - start } -// }; -// } -// // case 3: -// // original text: import { foo, bar } from "module" -// // change to: import { foo, bar, name } from "module" -// const insertPoint = importList.elements[importList.elements.length - 1].getEnd(); -// /** -// * If the import list has one import per line, preserve that. Otherwise, insert on same line as last element -// * import { -// * foo -// * } from "./module"; -// */ -// const startLine = getLineOfLocalPosition(sourceFile, importList.getStart()); -// const endLine = getLineOfLocalPosition(sourceFile, importList.getEnd()); -// const oneImportPerLine = endLine - startLine > importList.elements.length; -// return { -// newText: `,${oneImportPerLine ? context.newLineCharacter : " "}${newImportText}`, -// span: { start: insertPoint, length: 0 } -// }; -// } -// function getCodeActionForNamespaceImport(declaration: ImportDeclaration | ImportEqualsDeclaration): ImportCodeAction { -// let namespacePrefix: string; -// if (declaration.kind === SyntaxKind.ImportDeclaration) { -// namespacePrefix = (declaration.importClause.namedBindings).name.getText(); -// } -// else { -// namespacePrefix = declaration.name.getText(); -// } -// namespacePrefix = stripQuotes(namespacePrefix); -// /** -// * Cases: -// * import * as ns from "mod" -// * import default, * as ns from "mod" -// * import ns = require("mod") -// * -// * Because there is no import list, we alter the reference to include the -// * namespace instead of altering the import declaration. For example, "foo" would -// * become "ns.foo" -// */ -// return createCodeAction( -// Diagnostics.Change_0_to_1, -// [name, `${namespacePrefix}.${name}`], -// `${namespacePrefix}.`, -// { start: token.getStart(), length: 0 }, -// sourceFile.fileName, -// "CodeChange" -// ); -// } -// } -// function getCodeActionForNewImport(moduleSpecifier?: string): ImportCodeAction { -// if (!cachedNewImportInsertPosition) { -// // insert after any existing imports -// let lastModuleSpecifierEnd = -1; -// for (const moduleSpecifier of sourceFile.imports) { -// const end = moduleSpecifier.getEnd(); -// if (!lastModuleSpecifierEnd || end > lastModuleSpecifierEnd) { -// lastModuleSpecifierEnd = end; -// } -// } -// cachedNewImportInsertPosition = lastModuleSpecifierEnd > 0 ? sourceFile.getLineEndOfPosition(lastModuleSpecifierEnd) : sourceFile.getStart(); -// } -// const getCanonicalFileName = createGetCanonicalFileName(useCaseSensitiveFileNames); -// const moduleSpecifierWithoutQuotes = stripQuotes(moduleSpecifier || getModuleSpecifierForNewImport()); -// const importStatementText = isDefault -// ? `import ${name} from "${moduleSpecifierWithoutQuotes}"` -// : `import { ${name} } from "${moduleSpecifierWithoutQuotes}"`; -// // if this file doesn't have any import statements, insert an import statement and then insert a new line -// // between the only import statement and user code. Otherwise just insert the statement because chances -// // are there are already a new line seperating code and import statements. -// const newText = cachedNewImportInsertPosition === sourceFile.getStart() -// ? `${importStatementText};${context.newLineCharacter}${context.newLineCharacter}` -// : `${context.newLineCharacter}${importStatementText};`; -// return createCodeAction( -// Diagnostics.Import_0_from_1, -// [name, `"${moduleSpecifierWithoutQuotes}"`], -// newText, -// { start: cachedNewImportInsertPosition, length: 0 }, -// sourceFile.fileName, -// "NewImport", -// moduleSpecifierWithoutQuotes -// ); -// function getModuleSpecifierForNewImport() { -// const fileName = sourceFile.path; -// const moduleFileName = moduleSymbol.valueDeclaration.getSourceFile().path; -// const sourceDirectory = getDirectoryPath(fileName); -// const options = context.program.getCompilerOptions(); -// return tryGetModuleNameFromAmbientModule() || -// tryGetModuleNameFromBaseUrl() || -// tryGetModuleNameFromRootDirs() || -// tryGetModuleNameFromTypeRoots() || -// tryGetModuleNameAsNodeModule() || -// removeFileExtension(getRelativePath(moduleFileName, sourceDirectory)); -// function tryGetModuleNameFromAmbientModule(): string { -// if (moduleSymbol.valueDeclaration.kind !== SyntaxKind.SourceFile) { -// return moduleSymbol.name; -// } -// } -// function tryGetModuleNameFromBaseUrl() { -// if (!options.baseUrl) { -// return undefined; -// } -// const normalizedBaseUrl = toPath(options.baseUrl, getDirectoryPath(options.baseUrl), getCanonicalFileName); -// let relativeName = tryRemoveParentDirectoryName(moduleFileName, normalizedBaseUrl); -// if (!relativeName) { -// return undefined; -// } -// relativeName = removeExtensionAndIndexPostFix(relativeName); -// if (options.paths) { -// for (const key in options.paths) { -// for (const pattern of options.paths[key]) { -// const indexOfStar = pattern.indexOf("*"); -// if (indexOfStar === 0 && pattern.length === 1) { -// continue; -// } -// else if (indexOfStar !== -1) { -// const prefix = pattern.substr(0, indexOfStar); -// const suffix = pattern.substr(indexOfStar + 1); -// if (relativeName.length >= prefix.length + suffix.length && -// startsWith(relativeName, prefix) && -// endsWith(relativeName, suffix)) { -// const matchedStar = relativeName.substr(prefix.length, relativeName.length - suffix.length); -// return key.replace("\*", matchedStar); -// } -// } -// else if (pattern === relativeName) { -// return key; -// } -// } -// } -// } -// return relativeName; -// } -// function tryGetModuleNameFromRootDirs() { -// if (options.rootDirs) { -// const normalizedRootDirs = map(options.rootDirs, rootDir => toPath(rootDir, /*basePath*/ undefined, getCanonicalFileName)); -// const normalizedTargetPath = getPathRelativeToRootDirs(moduleFileName, normalizedRootDirs); -// const normalizedSourcePath = getPathRelativeToRootDirs(sourceDirectory, normalizedRootDirs); -// if (normalizedTargetPath !== undefined) { -// const relativePath = normalizedSourcePath !== undefined ? getRelativePath(normalizedTargetPath, normalizedSourcePath) : normalizedTargetPath; -// return removeFileExtension(relativePath); -// } -// } -// return undefined; -// } -// function tryGetModuleNameFromTypeRoots() { -// const typeRoots = getEffectiveTypeRoots(options, context.host); -// if (typeRoots) { -// const normalizedTypeRoots = map(typeRoots, typeRoot => toPath(typeRoot, /*basePath*/ undefined, getCanonicalFileName)); -// for (const typeRoot of normalizedTypeRoots) { -// if (startsWith(moduleFileName, typeRoot)) { -// const relativeFileName = moduleFileName.substring(typeRoot.length + 1); -// return removeExtensionAndIndexPostFix(relativeFileName); -// } -// } -// } -// } -// function tryGetModuleNameAsNodeModule() { -// if (getEmitModuleResolutionKind(options) !== ModuleResolutionKind.NodeJs) { -// // nothing to do here -// return undefined; -// } -// const indexOfNodeModules = moduleFileName.indexOf("node_modules"); -// if (indexOfNodeModules < 0) { -// return undefined; -// } -// let relativeFileName: string; -// if (sourceDirectory.indexOf(moduleFileName.substring(0, indexOfNodeModules - 1)) === 0) { -// // if node_modules folder is in this folder or any of its parent folder, no need to keep it. -// relativeFileName = moduleFileName.substring(indexOfNodeModules + 13 /* "node_modules\".length */); -// } -// else { -// relativeFileName = getRelativePath(moduleFileName, sourceDirectory); -// } -// relativeFileName = removeFileExtension(relativeFileName); -// if (endsWith(relativeFileName, "/index")) { -// relativeFileName = getDirectoryPath(relativeFileName); -// } -// else { -// try { -// const moduleDirectory = getDirectoryPath(moduleFileName); -// const packageJsonContent = JSON.parse(context.host.readFile(combinePaths(moduleDirectory, "package.json"))); -// if (packageJsonContent) { -// const mainFile = packageJsonContent.main || packageJsonContent.typings; -// if (mainFile) { -// const mainExportFile = toPath(mainFile, moduleDirectory, getCanonicalFileName); -// if (removeFileExtension(mainExportFile) === removeFileExtension(moduleFileName)) { -// relativeFileName = getDirectoryPath(relativeFileName); -// } -// } -// } -// } -// catch (e) { } -// } -// return relativeFileName; -// } -// } -// function getPathRelativeToRootDirs(path: Path, rootDirs: Path[]) { -// for (const rootDir of rootDirs) { -// const relativeName = tryRemoveParentDirectoryName(path, rootDir); -// if (relativeName !== undefined) { -// return relativeName; -// } -// } -// return undefined; -// } -// function removeExtensionAndIndexPostFix(fileName: string) { -// fileName = removeFileExtension(fileName); -// if (endsWith(fileName, "/index")) { -// fileName = fileName.substr(0, fileName.length - 6/* "/index".length */); -// } -// return fileName; -// } -// function getRelativePath(path: string, directoryPath: string) { -// const relativePath = getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, false); -// return moduleHasNonRelativeName(relativePath) ? "./" + relativePath : relativePath; -// } -// function tryRemoveParentDirectoryName(path: Path, parentDirectory: Path) { -// const index = path.indexOf(parentDirectory); -// if (index === 0) { -// return endsWith(parentDirectory, directorySeparator) -// ? path.substring(parentDirectory.length) -// : path.substring(parentDirectory.length + 1); -// } -// return undefined; -// } -// } -// } -// function createCodeAction( -// description: DiagnosticMessage, -// diagnosticArgs: string[], -// newText: string, -// span: TextSpan, -// fileName: string, -// kind: ImportCodeActionKind, -// moduleSpecifier?: string): ImportCodeAction { -// return { -// description: formatMessage.apply(undefined, [undefined, description].concat(diagnosticArgs)), -// changes: [{ fileName, textChanges: [{ newText, span }] }], -// kind, -// moduleSpecifier -// }; -// } -// } -// }); -// } -// /* @internal */ -// namespace ts.codefix { -// registerCodeFix({ -// errorCodes: [ -// Diagnostics._0_is_declared_but_never_used.code, -// Diagnostics.Property_0_is_declared_but_never_used.code -// ], -// getCodeActions: (context: CodeFixContext) => { -// const sourceFile = context.sourceFile; -// const start = context.span.start; -// let token = getTokenAtPosition(sourceFile, start); -// // this handles var ["computed"] = 12; -// if (token.kind === SyntaxKind.OpenBracketToken) { -// token = getTokenAtPosition(sourceFile, start + 1); -// } -// switch (token.kind) { -// case ts.SyntaxKind.Identifier: -// switch (token.parent.kind) { -// case ts.SyntaxKind.VariableDeclaration: -// switch (token.parent.parent.parent.kind) { -// case SyntaxKind.ForStatement: -// const forStatement = token.parent.parent.parent; -// const forInitializer = forStatement.initializer; -// if (forInitializer.declarations.length === 1) { -// return createCodeFix("", forInitializer.pos, forInitializer.end - forInitializer.pos); -// } -// else { -// return removeSingleItem(forInitializer.declarations, token); -// } -// case SyntaxKind.ForOfStatement: -// const forOfStatement = token.parent.parent.parent; -// if (forOfStatement.initializer.kind === SyntaxKind.VariableDeclarationList) { -// const forOfInitializer = forOfStatement.initializer; -// return createCodeFix("{}", forOfInitializer.declarations[0].pos, forOfInitializer.declarations[0].end - forOfInitializer.declarations[0].pos); -// } -// break; -// case SyntaxKind.ForInStatement: -// // There is no valid fix in the case of: -// // for .. in -// return undefined; -// case SyntaxKind.CatchClause: -// const catchClause = token.parent.parent; -// const parameter = catchClause.variableDeclaration.getChildren()[0]; -// return createCodeFix("", parameter.pos, parameter.end - parameter.pos); -// default: -// const variableStatement = token.parent.parent.parent; -// if (variableStatement.declarationList.declarations.length === 1) { -// return createCodeFix("", variableStatement.pos, variableStatement.end - variableStatement.pos); -// } -// else { -// const declarations = variableStatement.declarationList.declarations; -// return removeSingleItem(declarations, token); -// } -// } -// case SyntaxKind.TypeParameter: -// const typeParameters = (token.parent.parent).typeParameters; -// if (typeParameters.length === 1) { -// return createCodeFix("", token.parent.pos - 1, token.parent.end - token.parent.pos + 2); -// } -// else { -// return removeSingleItem(typeParameters, token); -// } -// case ts.SyntaxKind.Parameter: -// const functionDeclaration = token.parent.parent; -// if (functionDeclaration.parameters.length === 1) { -// return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); -// } -// else { -// return removeSingleItem(functionDeclaration.parameters, token); -// } -// // handle case where 'import a = A;' -// case SyntaxKind.ImportEqualsDeclaration: -// const importEquals = findImportDeclaration(token); -// return createCodeFix("", importEquals.pos, importEquals.end - importEquals.pos); -// case SyntaxKind.ImportSpecifier: -// const namedImports = token.parent.parent; -// if (namedImports.elements.length === 1) { -// // Only 1 import and it is unused. So the entire declaration should be removed. -// const importSpec = findImportDeclaration(token); -// return createCodeFix("", importSpec.pos, importSpec.end - importSpec.pos); -// } -// else { -// return removeSingleItem(namedImports.elements, token); -// } -// // handle case where "import d, * as ns from './file'" -// // or "'import {a, b as ns} from './file'" -// case SyntaxKind.ImportClause: // this covers both 'import |d|' and 'import |d,| *' -// const importClause = token.parent; -// if (!importClause.namedBindings) { // |import d from './file'| or |import * as ns from './file'| -// const importDecl = findImportDeclaration(importClause); -// return createCodeFix("", importDecl.pos, importDecl.end - importDecl.pos); -// } -// else { // import |d,| * as ns from './file' -// return createCodeFix("", importClause.name.pos, importClause.namedBindings.pos - importClause.name.pos); -// } -// case SyntaxKind.NamespaceImport: -// const namespaceImport = token.parent; -// if (namespaceImport.name == token && !(namespaceImport.parent).name) { -// const importDecl = findImportDeclaration(namespaceImport); -// return createCodeFix("", importDecl.pos, importDecl.end - importDecl.pos); -// } -// else { -// const start = (namespaceImport.parent).name.end; -// return createCodeFix("", start, (namespaceImport.parent).namedBindings.end - start); -// } -// } -// break; -// case SyntaxKind.PropertyDeclaration: -// return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); -// case SyntaxKind.NamespaceImport: -// return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); -// } -// if (isDeclarationName(token)) { -// return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); -// } -// else if (isLiteralComputedPropertyDeclarationName(token)) { -// return createCodeFix("", token.parent.parent.pos, token.parent.parent.end - token.parent.parent.pos); -// } -// else { -// return undefined; -// } -// function findImportDeclaration(token: Node): Node { -// let importDecl = token; -// while (importDecl.kind != SyntaxKind.ImportDeclaration && importDecl.parent) { -// importDecl = importDecl.parent; -// } -// return importDecl; -// } -// function createCodeFix(newText: string, start: number, length: number): CodeAction[] { -// return [{ -// description: getLocaleSpecificMessage(Diagnostics.Remove_unused_identifiers), -// changes: [{ -// fileName: sourceFile.fileName, -// textChanges: [{ newText, span: { start, length } }] -// }] -// }]; -// } -// function removeSingleItem(elements: NodeArray, token: T): CodeAction[] { -// if (elements[0] === token.parent) { -// return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos + 1); -// } -// else { -// return createCodeFix("", token.parent.pos - 1, token.parent.end - token.parent.pos + 1); -// } -// } -// } -// }); -// } -/// -/// -/// +/// +/// +/// +/// /// /// /// @@ -78481,7 +94495,6 @@ var ts; /// /// /// -/// /// /// /// @@ -78495,20 +94508,25 @@ var ts; /// /// /// -/// +/// +/// +/// /// +/// var ts; (function (ts) { /** The version of the language service API */ - ts.servicesVersion = "0.5"; + ts.servicesVersion = "0.6"; + /* @internal */ + var ruleProvider; function createNode(kind, pos, end, parent) { - var node = kind >= 141 /* FirstNode */ ? new NodeObject(kind, pos, end) : - kind === 70 /* Identifier */ ? new IdentifierObject(70 /* Identifier */, pos, end) : + var node = ts.isNodeKind(kind) ? new NodeObject(kind, pos, end) : + kind === 71 /* Identifier */ ? new IdentifierObject(71 /* Identifier */, pos, end) : new TokenObject(kind, pos, end); node.parent = parent; return node; } - var NodeObject = (function () { + var NodeObject = /** @class */ (function () { function NodeObject(kind, pos, end) { this.pos = pos; this.end = end; @@ -78547,24 +94565,27 @@ var ts; } return sourceFile.text.substring(this.getStart(sourceFile), this.getEnd()); }; - NodeObject.prototype.addSyntheticNodes = function (nodes, pos, end, useJSDocScanner) { + NodeObject.prototype.addSyntheticNodes = function (nodes, pos, end) { ts.scanner.setTextPos(pos); while (pos < end) { - var token = useJSDocScanner ? ts.scanner.scanJSDocToken() : ts.scanner.scan(); + var token = ts.scanner.scan(); var textPos = ts.scanner.getTextPos(); if (textPos <= end) { nodes.push(createNode(token, pos, textPos, this)); } pos = textPos; + if (token === 1 /* EndOfFileToken */) { + break; + } } return pos; }; NodeObject.prototype.createSyntaxList = function (nodes) { - var list = createNode(292 /* SyntaxList */, nodes.pos, nodes.end, this); + var list = createNode(286 /* SyntaxList */, nodes.pos, nodes.end, this); list._children = []; var pos = nodes.pos; - for (var _i = 0, nodes_7 = nodes; _i < nodes_7.length; _i++) { - var node = nodes_7[_i]; + for (var _i = 0, nodes_9 = nodes; _i < nodes_9.length; _i++) { + var node = nodes_9[_i]; if (pos < node.pos) { pos = this.addSyntheticNodes(list._children, pos, node.pos); } @@ -78578,47 +94599,49 @@ var ts; }; NodeObject.prototype.createChildren = function (sourceFile) { var _this = this; - var children; - if (this.kind >= 141 /* FirstNode */) { - ts.scanner.setText((sourceFile || this.getSourceFile()).text); - children = []; - var pos_3 = this.pos; - var useJSDocScanner_1 = this.kind >= 278 /* FirstJSDocTagNode */ && this.kind <= 291 /* LastJSDocTagNode */; - var processNode = function (node) { - var isJSDocTagNode = ts.isJSDocTag(node); - if (!isJSDocTagNode && pos_3 < node.pos) { - pos_3 = _this.addSyntheticNodes(children, pos_3, node.pos, useJSDocScanner_1); - } - children.push(node); - if (!isJSDocTagNode) { - pos_3 = node.end; - } - }; - var processNodes = function (nodes) { - if (pos_3 < nodes.pos) { - pos_3 = _this.addSyntheticNodes(children, pos_3, nodes.pos, useJSDocScanner_1); - } - children.push(_this.createSyntaxList(nodes)); - pos_3 = nodes.end; - }; - // jsDocComments need to be the first children - if (this.jsDoc) { - for (var _i = 0, _a = this.jsDoc; _i < _a.length; _i++) { - var jsDocComment = _a[_i]; - processNode(jsDocComment); - } + if (!ts.isNodeKind(this.kind)) { + this._children = ts.emptyArray; + return; + } + if (ts.isJSDocCommentContainingNode(this)) { + /** Don't add trivia for "tokens" since this is in a comment. */ + var children_3 = []; + this.forEachChild(function (child) { children_3.push(child); }); + this._children = children_3; + return; + } + var children = []; + ts.scanner.setText((sourceFile || this.getSourceFile()).text); + var pos = this.pos; + var processNode = function (node) { + pos = _this.addSyntheticNodes(children, pos, node.pos); + children.push(node); + pos = node.end; + }; + var processNodes = function (nodes) { + if (pos < nodes.pos) { + pos = _this.addSyntheticNodes(children, pos, nodes.pos); } - // For syntactic classifications, all trivia are classcified together, including jsdoc comments. - // For that to work, the jsdoc comments should still be the leading trivia of the first child. - // Restoring the scanner position ensures that. - pos_3 = this.pos; - ts.forEachChild(this, processNode, processNodes); - if (pos_3 < this.end) { - this.addSyntheticNodes(children, pos_3, this.end); + children.push(_this.createSyntaxList(nodes)); + pos = nodes.end; + }; + // jsDocComments need to be the first children + if (this.jsDoc) { + for (var _i = 0, _a = this.jsDoc; _i < _a.length; _i++) { + var jsDocComment = _a[_i]; + processNode(jsDocComment); } - ts.scanner.setText(undefined); } - this._children = children || ts.emptyArray; + // For syntactic classifications, all trivia are classcified together, including jsdoc comments. + // For that to work, the jsdoc comments should still be the leading trivia of the first child. + // Restoring the scanner position ensures that. + pos = this.pos; + ts.forEachChild(this, processNode, processNodes); + if (pos < this.end) { + this.addSyntheticNodes(children, pos, this.end); + } + ts.scanner.setText(undefined); + this._children = children; }; NodeObject.prototype.getChildCount = function (sourceFile) { if (!this._children) @@ -78640,8 +94663,10 @@ var ts; if (!children.length) { return undefined; } - var child = children[0]; - return child.kind < 141 /* FirstNode */ ? child : child.getFirstToken(sourceFile); + var child = ts.find(children, function (kid) { return kid.kind < 267 /* FirstJSDocNode */ || kid.kind > 285 /* LastJSDocNode */; }); + return child.kind < 143 /* FirstNode */ ? + child : + child.getFirstToken(sourceFile); }; NodeObject.prototype.getLastToken = function (sourceFile) { var children = this.getChildren(sourceFile); @@ -78649,11 +94674,14 @@ var ts; if (!child) { return undefined; } - return child.kind < 141 /* FirstNode */ ? child : child.getLastToken(sourceFile); + return child.kind < 143 /* FirstNode */ ? child : child.getLastToken(sourceFile); + }; + NodeObject.prototype.forEachChild = function (cbNode, cbNodeArray) { + return ts.forEachChild(this, cbNode, cbNodeArray); }; return NodeObject; }()); - var TokenOrIdentifierObject = (function () { + var TokenOrIdentifierObject = /** @class */ (function () { function TokenOrIdentifierObject(pos, end) { // Set properties in same order as NodeObject this.pos = pos; @@ -78703,16 +94731,29 @@ var ts; TokenOrIdentifierObject.prototype.getLastToken = function () { return undefined; }; + TokenOrIdentifierObject.prototype.forEachChild = function () { + return undefined; + }; return TokenOrIdentifierObject; }()); - var SymbolObject = (function () { + var SymbolObject = /** @class */ (function () { function SymbolObject(flags, name) { this.flags = flags; - this.name = name; + this.escapedName = name; } SymbolObject.prototype.getFlags = function () { return this.flags; }; + Object.defineProperty(SymbolObject.prototype, "name", { + get: function () { + return ts.symbolName(this); + }, + enumerable: true, + configurable: true + }); + SymbolObject.prototype.getEscapedName = function () { + return this.escapedName; + }; SymbolObject.prototype.getName = function () { return this.name; }; @@ -78733,7 +94774,7 @@ var ts; }; return SymbolObject; }()); - var TokenObject = (function (_super) { + var TokenObject = /** @class */ (function (_super) { __extends(TokenObject, _super); function TokenObject(kind, pos, end) { var _this = _super.call(this, pos, end) || this; @@ -78742,15 +94783,22 @@ var ts; } return TokenObject; }(TokenOrIdentifierObject)); - var IdentifierObject = (function (_super) { + var IdentifierObject = /** @class */ (function (_super) { __extends(IdentifierObject, _super); function IdentifierObject(_kind, pos, end) { return _super.call(this, pos, end) || this; } + Object.defineProperty(IdentifierObject.prototype, "text", { + get: function () { + return ts.idText(this); + }, + enumerable: true, + configurable: true + }); return IdentifierObject; }(TokenOrIdentifierObject)); - IdentifierObject.prototype.kind = 70 /* Identifier */; - var TypeObject = (function () { + IdentifierObject.prototype.kind = 71 /* Identifier */; + var TypeObject = /** @class */ (function () { function TypeObject(checker, flags) { this.checker = checker; this.flags = flags; @@ -78792,7 +94840,7 @@ var ts; }; return TypeObject; }()); - var SignatureObject = (function () { + var SignatureObject = /** @class */ (function () { function SignatureObject(checker) { this.checker = checker; } @@ -78822,7 +94870,7 @@ var ts; }; return SignatureObject; }()); - var SourceFileObject = (function (_super) { + var SourceFileObject = /** @class */ (function (_super) { __extends(SourceFileObject, _super); function SourceFileObject(kind, pos, end) { return _super.call(this, kind, pos, end) || this; @@ -78860,50 +94908,45 @@ var ts; return this.namedDeclarations; }; SourceFileObject.prototype.computeNamedDeclarations = function () { - var result = ts.createMap(); + var result = ts.createMultiMap(); ts.forEachChild(this, visit); return result; function addDeclaration(declaration) { var name = getDeclarationName(declaration); if (name) { - ts.multiMapAdd(result, name, declaration); + result.add(name, declaration); } } function getDeclarations(name) { - return result[name] || (result[name] = []); + var declarations = result.get(name); + if (!declarations) { + result.set(name, declarations = []); + } + return declarations; } function getDeclarationName(declaration) { - if (declaration.name) { - var result_7 = getTextOfIdentifierOrLiteral(declaration.name); - if (result_7 !== undefined) { - return result_7; - } - if (declaration.name.kind === 142 /* ComputedPropertyName */) { - var expr = declaration.name.expression; - if (expr.kind === 177 /* PropertyAccessExpression */) { + var name = ts.getNameOfDeclaration(declaration); + if (name) { + var result_9 = ts.getTextOfIdentifierOrLiteral(name); + if (result_9 !== undefined) { + return result_9; + } + if (name.kind === 144 /* ComputedPropertyName */) { + var expr = name.expression; + if (expr.kind === 179 /* PropertyAccessExpression */) { return expr.name.text; } - return getTextOfIdentifierOrLiteral(expr); - } - } - return undefined; - } - function getTextOfIdentifierOrLiteral(node) { - if (node) { - if (node.kind === 70 /* Identifier */ || - node.kind === 9 /* StringLiteral */ || - node.kind === 8 /* NumericLiteral */) { - return node.text; + return ts.getTextOfIdentifierOrLiteral(expr); } } return undefined; } function visit(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 228 /* FunctionDeclaration */: + case 186 /* FunctionExpression */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: var functionDeclaration = node; var declarationName = getDeclarationName(functionDeclaration); if (declarationName) { @@ -78923,53 +94966,54 @@ var ts; } ts.forEachChild(node, visit); break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 243 /* ExportSpecifier */: - case 239 /* ImportSpecifier */: - case 234 /* ImportEqualsDeclaration */: - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 161 /* TypeLiteral */: + case 229 /* ClassDeclaration */: + case 199 /* ClassExpression */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: + case 232 /* EnumDeclaration */: + case 233 /* ModuleDeclaration */: + case 237 /* ImportEqualsDeclaration */: + case 246 /* ExportSpecifier */: + case 242 /* ImportSpecifier */: + case 239 /* ImportClause */: + case 240 /* NamespaceImport */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 163 /* TypeLiteral */: addDeclaration(node); ts.forEachChild(node, visit); break; - case 144 /* Parameter */: + case 146 /* Parameter */: // Only consider parameter properties if (!ts.hasModifier(node, 92 /* ParameterPropertyModifier */)) { break; } - // fall through - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: { + // falls through + case 226 /* VariableDeclaration */: + case 176 /* BindingElement */: { var decl = node; if (ts.isBindingPattern(decl.name)) { ts.forEachChild(decl.name, visit); break; } - if (decl.initializer) + if (decl.initializer) { visit(decl.initializer); + } } - case 260 /* EnumMember */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + // falls through + case 264 /* EnumMember */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: addDeclaration(node); break; - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: // Handle named exports case e.g.: // export {a, b as B} from "mod"; if (node.exportClause) { ts.forEach(node.exportClause.elements, visit); } break; - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: var importClause = node.importClause; if (importClause) { // Handle default import case e.g.: @@ -78981,7 +95025,7 @@ var ts; // import * as NS from "mod"; // import {a, b as B} from "mod"; if (importClause.namedBindings) { - if (importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause.namedBindings.kind === 240 /* NamespaceImport */) { addDeclaration(importClause.namedBindings); } else { @@ -78990,6 +95034,11 @@ var ts; } } break; + case 194 /* BinaryExpression */: + if (ts.getSpecialPropertyAssignmentKind(node) !== 0 /* None */) { + addDeclaration(node); + } + // falls through default: ts.forEachChild(node, visit); } @@ -78997,6 +95046,17 @@ var ts; }; return SourceFileObject; }(NodeObject)); + var SourceMapSourceObject = /** @class */ (function () { + function SourceMapSourceObject(fileName, text, skipTrivia) { + this.fileName = fileName; + this.text = text; + this.skipTrivia = skipTrivia; + } + SourceMapSourceObject.prototype.getLineAndCharacterOfPosition = function (pos) { + return ts.getLineAndCharacterOfPosition(this, pos); + }; + return SourceMapSourceObject; + }()); function getServicesObjectAllocator() { return { getNodeConstructor: function () { return NodeObject; }, @@ -79006,6 +95066,7 @@ var ts; getSymbolConstructor: function () { return SymbolObject; }, getTypeConstructor: function () { return TypeObject; }, getSignatureConstructor: function () { return SignatureObject; }, + getSourceMapSourceConstructor: function () { return SourceMapSourceObject; }, }; } function toEditorSettings(optionsAsMap) { @@ -79054,13 +95115,12 @@ var ts; // Cache host information about script Should be refreshed // at each language service public entry point, since we don't know when // the set of scripts handled by the host changes. - var HostCache = (function () { + var HostCache = /** @class */ (function () { function HostCache(host, getCanonicalFileName) { this.host = host; - this.getCanonicalFileName = getCanonicalFileName; // script id => script index this.currentDirectory = host.getCurrentDirectory(); - this.fileNameToEntry = ts.createFileMap(); + this.fileNameToEntry = ts.createMap(); // Initialize the list with the root file names var rootFileNames = host.getScriptFileNames(); for (var _i = 0, rootFileNames_1 = rootFileNames; _i < rootFileNames_1.length; _i++) { @@ -79084,44 +95144,39 @@ var ts; scriptKind: ts.getScriptKind(fileName, this.host) }; } + else { + entry = fileName; + } this.fileNameToEntry.set(path, entry); return entry; }; - HostCache.prototype.getEntry = function (path) { + HostCache.prototype.getEntryByPath = function (path) { return this.fileNameToEntry.get(path); }; - HostCache.prototype.contains = function (path) { - return this.fileNameToEntry.contains(path); - }; - HostCache.prototype.getOrCreateEntry = function (fileName) { - var path = ts.toPath(fileName, this.currentDirectory, this.getCanonicalFileName); - return this.getOrCreateEntryByPath(fileName, path); + HostCache.prototype.getHostFileInformation = function (path) { + var entry = this.fileNameToEntry.get(path); + return !ts.isString(entry) ? entry : undefined; }; HostCache.prototype.getOrCreateEntryByPath = function (fileName, path) { - return this.contains(path) - ? this.getEntry(path) - : this.createEntry(fileName, path); + var info = this.getEntryByPath(path) || this.createEntry(fileName, path); + return ts.isString(info) ? undefined : info; }; HostCache.prototype.getRootFileNames = function () { - var fileNames = []; - this.fileNameToEntry.forEachValue(function (_path, value) { - if (value) { - fileNames.push(value.hostFileName); - } + return ts.arrayFrom(this.fileNameToEntry.values(), function (entry) { + return ts.isString(entry) ? entry : entry.hostFileName; }); - return fileNames; }; HostCache.prototype.getVersion = function (path) { - var file = this.getEntry(path); + var file = this.getHostFileInformation(path); return file && file.version; }; HostCache.prototype.getScriptSnapshot = function (path) { - var file = this.getEntry(path); + var file = this.getHostFileInformation(path); return file && file.scriptSnapshot; }; return HostCache; }()); - var SyntaxTreeCache = (function () { + var SyntaxTreeCache = /** @class */ (function () { function SyntaxTreeCache(host) { this.host = host; } @@ -79216,7 +95271,7 @@ var ts; return createLanguageServiceSourceFile(sourceFile.fileName, scriptSnapshot, sourceFile.languageVersion, version, /*setNodeParents*/ true, sourceFile.scriptKind); } ts.updateLanguageServiceSourceFile = updateLanguageServiceSourceFile; - var CancellationTokenObject = (function () { + var CancellationTokenObject = /** @class */ (function () { function CancellationTokenObject(cancellationToken) { this.cancellationToken = cancellationToken; } @@ -79230,10 +95285,40 @@ var ts; }; return CancellationTokenObject; }()); + /* @internal */ + /** A cancellation that throttles calls to the host */ + var ThrottledCancellationToken = /** @class */ (function () { + function ThrottledCancellationToken(hostCancellationToken, throttleWaitMilliseconds) { + if (throttleWaitMilliseconds === void 0) { throttleWaitMilliseconds = 20; } + this.hostCancellationToken = hostCancellationToken; + this.throttleWaitMilliseconds = throttleWaitMilliseconds; + // Store when we last tried to cancel. Checking cancellation can be expensive (as we have + // to marshall over to the host layer). So we only bother actually checking once enough + // time has passed. + this.lastCancellationCheckTime = 0; + } + ThrottledCancellationToken.prototype.isCancellationRequested = function () { + var time = ts.timestamp(); + var duration = Math.abs(time - this.lastCancellationCheckTime); + if (duration >= this.throttleWaitMilliseconds) { + // Check no more than once every throttle wait milliseconds + this.lastCancellationCheckTime = time; + return this.hostCancellationToken.isCancellationRequested(); + } + return false; + }; + ThrottledCancellationToken.prototype.throwIfCancellationRequested = function () { + if (this.isCancellationRequested()) { + throw new ts.OperationCanceledException(); + } + }; + return ThrottledCancellationToken; + }()); + ts.ThrottledCancellationToken = ThrottledCancellationToken; function createLanguageService(host, documentRegistry) { if (documentRegistry === void 0) { documentRegistry = ts.createDocumentRegistry(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames(), host.getCurrentDirectory()); } var syntaxTreeCache = new SyntaxTreeCache(host); - var ruleProvider; + ruleProvider = ruleProvider || new ts.formatting.RulesProvider(); var program; var lastProjectVersion; var lastTypesRootVersion = 0; @@ -79258,10 +95343,6 @@ var ts; return sourceFile; } function getRuleProvider(options) { - // Ensure rules are initialized and up to date wrt to formatting options - if (!ruleProvider) { - ruleProvider = new ts.formatting.RulesProvider(); - } ruleProvider.ensureUpToDate(options); return ruleProvider; } @@ -79270,7 +95351,7 @@ var ts; if (host.getProjectVersion) { var hostProjectVersion = host.getProjectVersion(); if (hostProjectVersion) { - if (lastProjectVersion === hostProjectVersion) { + if (lastProjectVersion === hostProjectVersion && !host.hasChangedAutomaticTypeDirectiveNames) { return; } lastProjectVersion = hostProjectVersion; @@ -79284,8 +95365,10 @@ var ts; } // Get a fresh cache of the host information var hostCache = new HostCache(host, getCanonicalFileName); + var rootFileNames = hostCache.getRootFileNames(); + var hasInvalidatedResolution = host.hasInvalidatedResolution || ts.returnFalse; // If the program is already up-to-date, we can reuse it - if (programUpToDate()) { + if (ts.isProgramUptoDate(program, rootFileNames, hostCache.compilationSettings(), function (path) { return hostCache.getVersion(path); }, fileExists, hasInvalidatedResolution, host.hasChangedAutomaticTypeDirectiveNames)) { return; } // IMPORTANT - It is critical from this moment onward that we do not check @@ -79293,18 +95376,7 @@ var ts; // instance. If we cancel midway through, we may end up in an inconsistent state where // the program points to old source files that have been invalidated because of // incremental parsing. - var oldSettings = program && program.getCompilerOptions(); var newSettings = hostCache.compilationSettings(); - var shouldCreateNewSourceFiles = oldSettings && - (oldSettings.target !== newSettings.target || - oldSettings.module !== newSettings.module || - oldSettings.moduleResolution !== newSettings.moduleResolution || - oldSettings.noResolve !== newSettings.noResolve || - oldSettings.jsx !== newSettings.jsx || - oldSettings.allowJs !== newSettings.allowJs || - oldSettings.disableSizeLimit !== oldSettings.disableSizeLimit || - oldSettings.baseUrl !== newSettings.baseUrl || - !ts.equalOwnProperties(oldSettings.paths, newSettings.paths)); // Now create a new compiler var compilerHost = { getSourceFile: getOrCreateSourceFile, @@ -79312,31 +95384,35 @@ var ts; getCancellationToken: function () { return cancellationToken; }, getCanonicalFileName: getCanonicalFileName, useCaseSensitiveFileNames: function () { return useCaseSensitivefileNames; }, - getNewLine: function () { return ts.getNewLineOrDefaultFromHost(host); }, + getNewLine: function () { return ts.getNewLineCharacter(newSettings, { newLine: ts.getNewLineOrDefaultFromHost(host) }); }, getDefaultLibFileName: function (options) { return host.getDefaultLibFileName(options); }, writeFile: ts.noop, getCurrentDirectory: function () { return currentDirectory; }, - fileExists: function (fileName) { - // stub missing host functionality - return hostCache.getOrCreateEntry(fileName) !== undefined; - }, + fileExists: fileExists, readFile: function (fileName) { // stub missing host functionality - var entry = hostCache.getOrCreateEntry(fileName); - return entry && entry.scriptSnapshot.getText(0, entry.scriptSnapshot.getLength()); + var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); + var entry = hostCache.getEntryByPath(path); + if (entry) { + return ts.isString(entry) ? undefined : entry.scriptSnapshot.getText(0, entry.scriptSnapshot.getLength()); + } + return host.readFile && host.readFile(fileName); }, directoryExists: function (directoryName) { return ts.directoryProbablyExists(directoryName, host); }, getDirectories: function (path) { return host.getDirectories ? host.getDirectories(path) : []; - } + }, + onReleaseOldSourceFile: onReleaseOldSourceFile, + hasInvalidatedResolution: hasInvalidatedResolution, + hasChangedAutomaticTypeDirectiveNames: host.hasChangedAutomaticTypeDirectiveNames }; if (host.trace) { compilerHost.trace = function (message) { return host.trace(message); }; } if (host.resolveModuleNames) { - compilerHost.resolveModuleNames = function (moduleNames, containingFile) { return host.resolveModuleNames(moduleNames, containingFile); }; + compilerHost.resolveModuleNames = function (moduleNames, containingFile, reusedNames) { return host.resolveModuleNames(moduleNames, containingFile, reusedNames); }; } if (host.resolveTypeReferenceDirectives) { compilerHost.resolveTypeReferenceDirectives = function (typeReferenceDirectiveNames, containingFile) { @@ -79344,31 +95420,31 @@ var ts; }; } var documentRegistryBucketKey = documentRegistry.getKeyForCompilationSettings(newSettings); - var newProgram = ts.createProgram(hostCache.getRootFileNames(), newSettings, compilerHost, program); - // Release any files we have acquired in the old program but are - // not part of the new program. - if (program) { - var oldSourceFiles = program.getSourceFiles(); - var oldSettingsKey = documentRegistry.getKeyForCompilationSettings(oldSettings); - for (var _i = 0, oldSourceFiles_1 = oldSourceFiles; _i < oldSourceFiles_1.length; _i++) { - var oldSourceFile = oldSourceFiles_1[_i]; - if (!newProgram.getSourceFile(oldSourceFile.fileName) || shouldCreateNewSourceFiles) { - documentRegistry.releaseDocumentWithKey(oldSourceFile.path, oldSettingsKey); - } - } - } + program = ts.createProgram(rootFileNames, newSettings, compilerHost, program); // hostCache is captured in the closure for 'getOrCreateSourceFile' but it should not be used past this point. // It needs to be cleared to allow all collected snapshots to be released hostCache = undefined; - program = newProgram; // Make sure all the nodes in the program are both bound, and have their parent // pointers set property. program.getTypeChecker(); return; - function getOrCreateSourceFile(fileName) { - return getOrCreateSourceFileByPath(fileName, ts.toPath(fileName, currentDirectory, getCanonicalFileName)); + function fileExists(fileName) { + var path = ts.toPath(fileName, currentDirectory, getCanonicalFileName); + var entry = hostCache.getEntryByPath(path); + return entry ? + !ts.isString(entry) : + (host.fileExists && host.fileExists(fileName)); + } + // Release any files we have acquired in the old program but are + // not part of the new program. + function onReleaseOldSourceFile(oldSourceFile, oldOptions) { + var oldSettingsKey = documentRegistry.getKeyForCompilationSettings(oldOptions); + documentRegistry.releaseDocumentWithKey(oldSourceFile.path, oldSettingsKey); } - function getOrCreateSourceFileByPath(fileName, path) { + function getOrCreateSourceFile(fileName, languageVersion, onError, shouldCreateNewSourceFile) { + return getOrCreateSourceFileByPath(fileName, ts.toPath(fileName, currentDirectory, getCanonicalFileName), languageVersion, onError, shouldCreateNewSourceFile); + } + function getOrCreateSourceFileByPath(fileName, path, _languageVersion, _onError, shouldCreateNewSourceFile) { ts.Debug.assert(hostCache !== undefined); // The program is asking for this file, check first if the host can locate it. // If the host can not locate the file, then it does not exist. return undefined @@ -79380,7 +95456,7 @@ var ts; // Check if the language version has changed since we last created a program; if they are the same, // it is safe to reuse the sourceFiles; if not, then the shape of the AST can change, and the oldSourceFile // can not be reused. we have to dump all syntax trees and create new ones. - if (!shouldCreateNewSourceFiles) { + if (!shouldCreateNewSourceFile) { // Check if the old program had this file already var oldSourceFile = program && program.getSourceFileByPath(path); if (oldSourceFile) { @@ -79408,40 +95484,14 @@ var ts; // We do not support the scenario where a host can modify a registered // file's script kind, i.e. in one project some file is treated as ".ts" // and in another as ".js" - ts.Debug.assert(hostFileInformation.scriptKind === oldSourceFile.scriptKind, "Registered script kind (" + oldSourceFile.scriptKind + ") should match new script kind (" + hostFileInformation.scriptKind + ") for file: " + path); + ts.Debug.assertEqual(hostFileInformation.scriptKind, oldSourceFile.scriptKind, "Registered script kind should match new script kind.", path); return documentRegistry.updateDocumentWithKey(fileName, path, newSettings, documentRegistryBucketKey, hostFileInformation.scriptSnapshot, hostFileInformation.version, hostFileInformation.scriptKind); } + // We didn't already have the file. Fall through and acquire it from the registry. } // Could not find this file in the old program, create a new SourceFile for it. return documentRegistry.acquireDocumentWithKey(fileName, path, newSettings, documentRegistryBucketKey, hostFileInformation.scriptSnapshot, hostFileInformation.version, hostFileInformation.scriptKind); } - function sourceFileUpToDate(sourceFile) { - if (!sourceFile) { - return false; - } - var path = sourceFile.path || ts.toPath(sourceFile.fileName, currentDirectory, getCanonicalFileName); - return sourceFile.version === hostCache.getVersion(path); - } - function programUpToDate() { - // If we haven't create a program yet, then it is not up-to-date - if (!program) { - return false; - } - // If number of files in the program do not match, it is not up-to-date - var rootFileNames = hostCache.getRootFileNames(); - if (program.getSourceFiles().length !== rootFileNames.length) { - return false; - } - // If any file is not up-to-date, then the whole program is not up-to-date - for (var _i = 0, rootFileNames_2 = rootFileNames; _i < rootFileNames_2.length; _i++) { - var fileName = rootFileNames_2[_i]; - if (!sourceFileUpToDate(program.getSourceFile(fileName))) { - return false; - } - } - // If the compilation settings do no match, then the program is not up-to-date - return ts.compareDataObjects(program.getCompilerOptions(), hostCache.compilationSettings()); - } } function getProgram() { synchronizeHostData(); @@ -79455,12 +95505,14 @@ var ts; ts.forEach(program.getSourceFiles(), function (f) { return documentRegistry.releaseDocument(f.fileName, program.getCompilerOptions()); }); + program = undefined; } + host = undefined; } /// Diagnostics function getSyntacticDiagnostics(fileName) { synchronizeHostData(); - return program.getSyntacticDiagnostics(getValidSourceFile(fileName), cancellationToken); + return program.getSyntacticDiagnostics(getValidSourceFile(fileName), cancellationToken).slice(); } /** * getSemanticDiagnostics return array of Diagnostics. If '-d' is not enabled, only report semantic errors @@ -79473,11 +95525,11 @@ var ts; // Therefore only get diagnostics for given file. var semanticDiagnostics = program.getSemanticDiagnostics(targetSourceFile, cancellationToken); if (!program.getCompilerOptions().declaration) { - return semanticDiagnostics; + return semanticDiagnostics.slice(); } // If '-d' is enabled, check for emitter error. One example of emitter error is export class implements non-export interface var declarationDiagnostics = program.getDeclarationDiagnostics(targetSourceFile, cancellationToken); - return ts.concatenate(semanticDiagnostics, declarationDiagnostics); + return semanticDiagnostics.concat(declarationDiagnostics); } function getCompilerOptionsDiagnostics() { synchronizeHostData(); @@ -79485,20 +95537,21 @@ var ts; } function getCompletionsAtPosition(fileName, position) { synchronizeHostData(); - return ts.Completions.getCompletionsAtPosition(host, program.getTypeChecker(), log, program.getCompilerOptions(), getValidSourceFile(fileName), position); + return ts.Completions.getCompletionsAtPosition(host, program.getTypeChecker(), log, program.getCompilerOptions(), getValidSourceFile(fileName), position, program.getSourceFiles()); } - function getCompletionEntryDetails(fileName, position, entryName) { + function getCompletionEntryDetails(fileName, position, name, formattingOptions, source) { synchronizeHostData(); - return ts.Completions.getCompletionEntryDetails(program.getTypeChecker(), log, program.getCompilerOptions(), getValidSourceFile(fileName), position, entryName); + var ruleProvider = formattingOptions ? getRuleProvider(formattingOptions) : undefined; + return ts.Completions.getCompletionEntryDetails(program.getTypeChecker(), log, program.getCompilerOptions(), getValidSourceFile(fileName), position, { name: name, source: source }, program.getSourceFiles(), host, ruleProvider); } - function getCompletionEntrySymbol(fileName, position, entryName) { + function getCompletionEntrySymbol(fileName, position, name, source) { synchronizeHostData(); - return ts.Completions.getCompletionEntrySymbol(program.getTypeChecker(), log, program.getCompilerOptions(), getValidSourceFile(fileName), position, entryName); + return ts.Completions.getCompletionEntrySymbol(program.getTypeChecker(), log, program.getCompilerOptions(), getValidSourceFile(fileName), position, { name: name, source: source }, program.getSourceFiles()); } function getQuickInfoAtPosition(fileName, position) { synchronizeHostData(); var sourceFile = getValidSourceFile(fileName); - var node = ts.getTouchingPropertyName(sourceFile, position); + var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); if (node === sourceFile) { return undefined; } @@ -79506,22 +95559,22 @@ var ts; return undefined; } var typeChecker = program.getTypeChecker(); - var symbol = typeChecker.getSymbolAtLocation(node); + var symbol = getSymbolAtLocationForQuickInfo(node, typeChecker); if (!symbol || typeChecker.isUnknownSymbol(symbol)) { // Try getting just type at this position and show switch (node.kind) { - case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: - case 141 /* QualifiedName */: - case 98 /* ThisKeyword */: - case 167 /* ThisType */: - case 96 /* SuperKeyword */: + case 71 /* Identifier */: + case 179 /* PropertyAccessExpression */: + case 143 /* QualifiedName */: + case 99 /* ThisKeyword */: + case 169 /* ThisType */: + case 97 /* SuperKeyword */: // For the identifiers/this/super etc get the type at position var type = typeChecker.getTypeAtLocation(node); if (type) { return { - kind: ts.ScriptElementKind.unknown, - kindModifiers: ts.ScriptElementKindModifier.none, + kind: "" /* unknown */, + kindModifiers: "" /* none */, textSpan: ts.createTextSpan(node.getStart(), node.getWidth()), displayParts: ts.typeToDisplayParts(typeChecker, type, ts.getContainerNode(node)), documentation: type.symbol ? type.symbol.getDocumentationComment() : undefined, @@ -79541,27 +95594,42 @@ var ts; tags: displayPartsDocumentationsAndKind.tags }; } + function getSymbolAtLocationForQuickInfo(node, checker) { + if ((ts.isIdentifier(node) || ts.isStringLiteral(node)) + && ts.isPropertyAssignment(node.parent) + && node.parent.name === node) { + var type = checker.getContextualType(node.parent.parent); + if (type) { + var property = checker.getPropertyOfType(type, ts.getTextOfIdentifierOrLiteral(node)); + if (property) { + return property; + } + } + } + return checker.getSymbolAtLocation(node); + } /// Goto definition function getDefinitionAtPosition(fileName, position) { synchronizeHostData(); return ts.GoToDefinition.getDefinitionAtPosition(program, getValidSourceFile(fileName), position); } - /// Goto implementation - function getImplementationAtPosition(fileName, position) { - synchronizeHostData(); - return ts.GoToImplementation.getImplementationAtPosition(program.getTypeChecker(), cancellationToken, program.getSourceFiles(), ts.getTouchingPropertyName(getValidSourceFile(fileName), position)); - } function getTypeDefinitionAtPosition(fileName, position) { synchronizeHostData(); return ts.GoToDefinition.getTypeDefinitionAtPosition(program.getTypeChecker(), getValidSourceFile(fileName), position); } + /// Goto implementation + function getImplementationAtPosition(fileName, position) { + synchronizeHostData(); + return ts.FindAllReferences.getImplementationsAtPosition(program, cancellationToken, program.getSourceFiles(), getValidSourceFile(fileName), position); + } + /// References and Occurrences function getOccurrencesAtPosition(fileName, position) { var results = getOccurrencesAtPositionCore(fileName, position); if (results) { - var sourceFile_2 = getCanonicalFileName(ts.normalizeSlashes(fileName)); + var sourceFile_1 = getCanonicalFileName(ts.normalizeSlashes(fileName)); // Get occurrences only supports reporting occurrences for the file queried. So // filter down to that list. - results = ts.filter(results, function (r) { return getCanonicalFileName(ts.normalizeSlashes(r.fileName)) === sourceFile_2; }); + results = ts.filter(results, function (r) { return getCanonicalFileName(ts.normalizeSlashes(r.fileName)) === sourceFile_1; }); } return results; } @@ -79569,11 +95637,9 @@ var ts; synchronizeHostData(); var sourceFilesToSearch = ts.map(filesToSearch, function (f) { return program.getSourceFile(f); }); var sourceFile = getValidSourceFile(fileName); - return ts.DocumentHighlights.getDocumentHighlights(program.getTypeChecker(), cancellationToken, sourceFile, position, sourceFilesToSearch); + return ts.DocumentHighlights.getDocumentHighlights(program, cancellationToken, sourceFile, position, sourceFilesToSearch); } - /// References and Occurrences function getOccurrencesAtPositionCore(fileName, position) { - synchronizeHostData(); return convertDocumentHighlights(getDocumentHighlights(fileName, position, [fileName])); function convertDocumentHighlights(documentHighlights) { if (!documentHighlights) { @@ -79587,8 +95653,9 @@ var ts; result.push({ fileName: entry.fileName, textSpan: highlightSpan.textSpan, - isWriteAccess: highlightSpan.kind === ts.HighlightSpanKind.writtenReference, - isDefinition: false + isWriteAccess: highlightSpan.kind === "writtenReference" /* writtenReference */, + isDefinition: false, + isInString: highlightSpan.isInString, }); } } @@ -79596,21 +95663,31 @@ var ts; } } function findRenameLocations(fileName, position, findInStrings, findInComments) { - var referencedSymbols = findReferencedSymbols(fileName, position, findInStrings, findInComments); - return ts.FindAllReferences.convertReferences(referencedSymbols); + return getReferences(fileName, position, { findInStrings: findInStrings, findInComments: findInComments, isForRename: true }); } function getReferencesAtPosition(fileName, position) { - var referencedSymbols = findReferencedSymbols(fileName, position, /*findInStrings*/ false, /*findInComments*/ false); - return ts.FindAllReferences.convertReferences(referencedSymbols); + return getReferences(fileName, position); } - function findReferences(fileName, position) { - var referencedSymbols = findReferencedSymbols(fileName, position, /*findInStrings*/ false, /*findInComments*/ false); - // Only include referenced symbols that have a valid definition. - return ts.filter(referencedSymbols, function (rs) { return !!rs.definition; }); + function getReferences(fileName, position, options) { + synchronizeHostData(); + // Exclude default library when renaming as commonly user don't want to change that file. + var sourceFiles = []; + if (options && options.isForRename) { + for (var _i = 0, _a = program.getSourceFiles(); _i < _a.length; _i++) { + var sourceFile = _a[_i]; + if (!program.isSourceFileDefaultLibrary(sourceFile)) { + sourceFiles.push(sourceFile); + } + } + } + else { + sourceFiles = program.getSourceFiles().slice(); + } + return ts.FindAllReferences.findReferencedEntries(program, cancellationToken, sourceFiles, getValidSourceFile(fileName), position, options); } - function findReferencedSymbols(fileName, position, findInStrings, findInComments) { + function findReferences(fileName, position) { synchronizeHostData(); - return ts.FindAllReferences.findReferencedSymbols(program.getTypeChecker(), cancellationToken, program.getSourceFiles(), getValidSourceFile(fileName), position, findInStrings, findInComments); + return ts.FindAllReferences.findReferencedSymbols(program, cancellationToken, program.getSourceFiles(), getValidSourceFile(fileName), position); } /// NavigateTo function getNavigateToItems(searchValue, maxResultCount, fileName, excludeDtsFiles) { @@ -79621,19 +95698,8 @@ var ts; function getEmitOutput(fileName, emitOnlyDtsFiles) { synchronizeHostData(); var sourceFile = getValidSourceFile(fileName); - var outputFiles = []; - function writeFile(fileName, data, writeByteOrderMark) { - outputFiles.push({ - name: fileName, - writeByteOrderMark: writeByteOrderMark, - text: data - }); - } - var emitOutput = program.emit(sourceFile, writeFile, cancellationToken, emitOnlyDtsFiles); - return { - outputFiles: outputFiles, - emitSkipped: emitOutput.emitSkipped - }; + var customTransformers = host.getCustomTransformers && host.getCustomTransformers(); + return ts.getFileEmitOutput(program, sourceFile, emitOnlyDtsFiles, cancellationToken, customTransformers); } // Signature help /** @@ -79654,21 +95720,21 @@ var ts; function getNameOrDottedNameSpan(fileName, startPos, _endPos) { var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); // Get node at the location - var node = ts.getTouchingPropertyName(sourceFile, startPos); + var node = ts.getTouchingPropertyName(sourceFile, startPos, /*includeJsDocComment*/ false); if (node === sourceFile) { return; } switch (node.kind) { - case 177 /* PropertyAccessExpression */: - case 141 /* QualifiedName */: + case 179 /* PropertyAccessExpression */: + case 143 /* QualifiedName */: case 9 /* StringLiteral */: - case 85 /* FalseKeyword */: - case 100 /* TrueKeyword */: - case 94 /* NullKeyword */: - case 96 /* SuperKeyword */: - case 98 /* ThisKeyword */: - case 167 /* ThisType */: - case 70 /* Identifier */: + case 86 /* FalseKeyword */: + case 101 /* TrueKeyword */: + case 95 /* NullKeyword */: + case 97 /* SuperKeyword */: + case 99 /* ThisKeyword */: + case 169 /* ThisType */: + case 71 /* Identifier */: break; // Cant create the text span default: @@ -79684,7 +95750,7 @@ var ts; // If this is name of a module declarations, check if this is right side of dotted module name // If parent of the module declaration which is parent of this node is module declaration and its body is the module declaration that this node is name of // Then this name is name from dotted module - if (nodeForStartPos.parent.parent.kind === 230 /* ModuleDeclaration */ && + if (nodeForStartPos.parent.parent.kind === 233 /* ModuleDeclaration */ && nodeForStartPos.parent.parent.body === nodeForStartPos.parent) { // Use parent module declarations name for start pos nodeForStartPos = nodeForStartPos.parent.parent.name; @@ -79707,10 +95773,10 @@ var ts; return ts.BreakpointResolver.spanInSourceFileAtLocation(sourceFile, position); } function getNavigationBarItems(fileName) { - return ts.NavigationBar.getNavigationBarItems(syntaxTreeCache.getCurrentSourceFile(fileName)); + return ts.NavigationBar.getNavigationBarItems(syntaxTreeCache.getCurrentSourceFile(fileName), cancellationToken); } function getNavigationTree(fileName) { - return ts.NavigationBar.getNavigationTree(syntaxTreeCache.getCurrentSourceFile(fileName)); + return ts.NavigationBar.getNavigationTree(syntaxTreeCache.getCurrentSourceFile(fileName), cancellationToken); } function isTsOrTsxFile(fileName) { var kind = ts.getScriptKind(fileName, host); @@ -79743,12 +95809,12 @@ var ts; function getOutliningSpans(fileName) { // doesn't use compiler - no need to synchronize with host var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); - return ts.OutliningElementsCollector.collectElements(sourceFile); + return ts.OutliningElementsCollector.collectElements(sourceFile, cancellationToken); } function getBraceMatchingAtPosition(fileName, position) { var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); var result = []; - var token = ts.getTouchingToken(sourceFile, position); + var token = ts.getTouchingToken(sourceFile, position, /*includeJsDocComment*/ false); if (token.getStart(sourceFile) === position) { var matchKind = getMatchingTokenKind(token); // Ensure that there is a corresponding token to match ours. @@ -79775,14 +95841,14 @@ var ts; return result; function getMatchingTokenKind(token) { switch (token.kind) { - case 16 /* OpenBraceToken */: return 17 /* CloseBraceToken */; - case 18 /* OpenParenToken */: return 19 /* CloseParenToken */; - case 20 /* OpenBracketToken */: return 21 /* CloseBracketToken */; - case 26 /* LessThanToken */: return 28 /* GreaterThanToken */; - case 17 /* CloseBraceToken */: return 16 /* OpenBraceToken */; - case 19 /* CloseParenToken */: return 18 /* OpenParenToken */; - case 21 /* CloseBracketToken */: return 20 /* OpenBracketToken */; - case 28 /* GreaterThanToken */: return 26 /* LessThanToken */; + case 17 /* OpenBraceToken */: return 18 /* CloseBraceToken */; + case 19 /* OpenParenToken */: return 20 /* CloseParenToken */; + case 21 /* OpenBracketToken */: return 22 /* CloseBracketToken */; + case 27 /* LessThanToken */: return 29 /* GreaterThanToken */; + case 18 /* CloseBraceToken */: return 17 /* OpenBraceToken */; + case 20 /* CloseParenToken */: return 19 /* OpenParenToken */; + case 22 /* CloseBracketToken */: return 21 /* OpenBracketToken */; + case 29 /* GreaterThanToken */: return 27 /* LessThanToken */; } return undefined; } @@ -79810,40 +95876,43 @@ var ts; function getFormattingEditsAfterKeystroke(fileName, position, key, options) { var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); var settings = toEditorSettings(options); - if (key === "}") { - return ts.formatting.formatOnClosingCurly(position, sourceFile, getRuleProvider(settings), settings); - } - else if (key === ";") { - return ts.formatting.formatOnSemicolon(position, sourceFile, getRuleProvider(settings), settings); - } - else if (key === "\n") { - return ts.formatting.formatOnEnter(position, sourceFile, getRuleProvider(settings), settings); + if (!ts.isInComment(sourceFile, position)) { + if (key === "{") { + return ts.formatting.formatOnOpeningCurly(position, sourceFile, getRuleProvider(settings), settings); + } + else if (key === "}") { + return ts.formatting.formatOnClosingCurly(position, sourceFile, getRuleProvider(settings), settings); + } + else if (key === ";") { + return ts.formatting.formatOnSemicolon(position, sourceFile, getRuleProvider(settings), settings); + } + else if (key === "\n") { + return ts.formatting.formatOnEnter(position, sourceFile, getRuleProvider(settings), settings); + } } return []; } - function getCodeFixesAtPosition(fileName, start, end, errorCodes) { + function getCodeFixesAtPosition(fileName, start, end, errorCodes, formatOptions) { synchronizeHostData(); var sourceFile = getValidSourceFile(fileName); - var span = { start: start, length: end - start }; - var newLineChar = ts.getNewLineOrDefaultFromHost(host); - var allFixes = []; - ts.forEach(errorCodes, function (error) { + var span = ts.createTextSpanFromBounds(start, end); + var newLineCharacter = ts.getNewLineOrDefaultFromHost(host); + var rulesProvider = getRuleProvider(formatOptions); + return ts.flatMap(ts.deduplicate(errorCodes), function (errorCode) { cancellationToken.throwIfCancellationRequested(); - var context = { - errorCode: error, - sourceFile: sourceFile, - span: span, - program: program, - newLineCharacter: newLineChar, - host: host, - cancellationToken: cancellationToken - }; - var fixes = ts.codefix.getFixes(context); - if (fixes) { - allFixes = allFixes.concat(fixes); - } + return ts.codefix.getFixes({ errorCode: errorCode, sourceFile: sourceFile, span: span, program: program, newLineCharacter: newLineCharacter, host: host, cancellationToken: cancellationToken, rulesProvider: rulesProvider }); }); - return allFixes; + } + function applyCodeActionCommand(fileName, action) { + fileName = ts.toPath(fileName, currentDirectory, getCanonicalFileName); + switch (action.type) { + case "install package": + return host.installPackage + ? host.installPackage({ fileName: fileName, packageName: action.packageName }) + : Promise.reject("Host does not implement `installPackage`"); + default: + ts.Debug.fail(); + } } function getDocCommentTemplateAtPosition(fileName, position) { return ts.JsDoc.getDocCommentTemplateAtPosition(ts.getNewLineOrDefaultFromHost(host), syntaxTreeCache.getCurrentSourceFile(fileName), position); @@ -79869,8 +95938,19 @@ var ts; if (ts.isInTemplateString(sourceFile, position)) { return false; } + switch (openingBrace) { + case 39 /* singleQuote */: + case 34 /* doubleQuote */: + case 96 /* backtick */: + return !ts.isInComment(sourceFile, position); + } return true; } + function getSpanOfEnclosingComment(fileName, position, onlyMultiLine) { + var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); + var range = ts.formatting.getRangeOfEnclosingComment(sourceFile, position, onlyMultiLine); + return range && ts.createTextSpanFromRange(range); + } function getTodoComments(fileName, descriptors) { // Note: while getting todo comments seems like a syntactic operation, we actually // treat it as a semantic operation here. This is because we expect our host to call @@ -79883,7 +95963,8 @@ var ts; cancellationToken.throwIfCancellationRequested(); var fileContents = sourceFile.text; var result = []; - if (descriptors.length > 0) { + // Exclude node_modules files as we don't want to show the todos of external libraries. + if (descriptors.length > 0 && !isNodeModulesFile(sourceFile.fileName)) { var regExp = getTodoCommentsRegExp(); var matchArray = void 0; while (matchArray = regExp.exec(fileContents)) { @@ -79911,12 +95992,11 @@ var ts; var matchPosition = matchArray.index + preamble.length; // OK, we have found a match in the file. This is only an acceptable match if // it is contained within a comment. - var token = ts.getTokenAtPosition(sourceFile, matchPosition); - if (!ts.isInsideComment(sourceFile, token, matchPosition)) { + if (!ts.isInComment(sourceFile, matchPosition)) { continue; } var descriptor = undefined; - for (var i = 0, n = descriptors.length; i < n; i++) { + for (var i = 0; i < descriptors.length; i++) { if (matchArray[i + firstDescriptorCaptureIndex]) { descriptor = descriptors[i]; } @@ -79928,11 +96008,7 @@ var ts; continue; } var message = matchArray[2]; - result.push({ - descriptor: descriptor, - message: message, - position: matchPosition - }); + result.push({ descriptor: descriptor, message: message, position: matchPosition }); } } return result; @@ -79994,12 +96070,39 @@ var ts; (char >= 65 /* A */ && char <= 90 /* Z */) || (char >= 48 /* _0 */ && char <= 57 /* _9 */); } + function isNodeModulesFile(path) { + var node_modulesFolderName = "/node_modules/"; + return ts.stringContains(path, node_modulesFolderName); + } } function getRenameInfo(fileName, position) { synchronizeHostData(); var defaultLibFileName = host.getDefaultLibFileName(host.getCompilationSettings()); return ts.Rename.getRenameInfo(program.getTypeChecker(), defaultLibFileName, getCanonicalFileName, getValidSourceFile(fileName), position); } + function getRefactorContext(file, positionOrRange, formatOptions) { + var _a = typeof positionOrRange === "number" ? [positionOrRange, undefined] : [positionOrRange.pos, positionOrRange.end], startPosition = _a[0], endPosition = _a[1]; + return { + file: file, + startPosition: startPosition, + endPosition: endPosition, + program: getProgram(), + newLineCharacter: formatOptions ? formatOptions.newLineCharacter : host.getNewLine(), + host: host, + rulesProvider: getRuleProvider(formatOptions), + cancellationToken: cancellationToken, + }; + } + function getApplicableRefactors(fileName, positionOrRange) { + synchronizeHostData(); + var file = getValidSourceFile(fileName); + return ts.refactor.getApplicableRefactors(getRefactorContext(file, positionOrRange)); + } + function getEditsForRefactor(fileName, formatOptions, positionOrRange, refactorName, actionName) { + synchronizeHostData(); + var file = getValidSourceFile(fileName); + return ts.refactor.getEditsForRefactor(getRefactorContext(file, positionOrRange, formatOptions), refactorName, actionName); + } return { dispose: dispose, cleanupSemanticCache: cleanupSemanticCache, @@ -80038,15 +96141,20 @@ var ts; getFormattingEditsAfterKeystroke: getFormattingEditsAfterKeystroke, getDocCommentTemplateAtPosition: getDocCommentTemplateAtPosition, isValidBraceCompletionAtPosition: isValidBraceCompletionAtPosition, + getSpanOfEnclosingComment: getSpanOfEnclosingComment, getCodeFixesAtPosition: getCodeFixesAtPosition, + applyCodeActionCommand: applyCodeActionCommand, getEmitOutput: getEmitOutput, getNonBoundSourceFile: getNonBoundSourceFile, getSourceFile: getSourceFile, - getProgram: getProgram + getProgram: getProgram, + getApplicableRefactors: getApplicableRefactors, + getEditsForRefactor: getEditsForRefactor, }; } ts.createLanguageService = createLanguageService; /* @internal */ + /** Names in the name table are escaped, so an identifier `__foo` will have a name table entry `___foo`. */ function getNameTable(sourceFile) { if (!sourceFile.nameTable) { initializeNameTable(sourceFile); @@ -80055,49 +96163,107 @@ var ts; } ts.getNameTable = getNameTable; function initializeNameTable(sourceFile) { - var nameTable = ts.createMap(); - walk(sourceFile); - sourceFile.nameTable = nameTable; - function walk(node) { - switch (node.kind) { - case 70 /* Identifier */: - nameTable[node.text] = nameTable[node.text] === undefined ? node.pos : -1; - break; - case 9 /* StringLiteral */: - case 8 /* NumericLiteral */: - // We want to store any numbers/strings if they were a name that could be - // related to a declaration. So, if we have 'import x = require("something")' - // then we want 'something' to be in the name table. Similarly, if we have - // "a['propname']" then we want to store "propname" in the name table. - if (ts.isDeclarationName(node) || - node.parent.kind === 245 /* ExternalModuleReference */ || - isArgumentOfElementAccessExpression(node) || - ts.isLiteralComputedPropertyDeclarationName(node)) { - nameTable[node.text] = nameTable[node.text] === undefined ? node.pos : -1; - } - break; - default: - ts.forEachChild(node, walk); - if (node.jsDoc) { - for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { - var jsDoc = _a[_i]; - ts.forEachChild(jsDoc, walk); - } + var nameTable = sourceFile.nameTable = ts.createUnderscoreEscapedMap(); + sourceFile.forEachChild(function walk(node) { + if (ts.isIdentifier(node) && node.escapedText || ts.isStringOrNumericLiteral(node) && literalIsName(node)) { + var text = ts.getEscapedTextOfIdentifierOrLiteral(node); + nameTable.set(text, nameTable.get(text) === undefined ? node.pos : -1); + } + ts.forEachChild(node, walk); + if (ts.hasJSDocNodes(node)) { + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var jsDoc = _a[_i]; + ts.forEachChild(jsDoc, walk); + } + } + }); + } + /** + * We want to store any numbers/strings if they were a name that could be + * related to a declaration. So, if we have 'import x = require("something")' + * then we want 'something' to be in the name table. Similarly, if we have + * "a['propname']" then we want to store "propname" in the name table. + */ + function literalIsName(node) { + return ts.isDeclarationName(node) || + node.parent.kind === 248 /* ExternalModuleReference */ || + isArgumentOfElementAccessExpression(node) || + ts.isLiteralComputedPropertyDeclarationName(node); + } + function isObjectLiteralElement(node) { + switch (node.kind) { + case 253 /* JsxAttribute */: + case 255 /* JsxSpreadAttribute */: + case 261 /* PropertyAssignment */: + case 262 /* ShorthandPropertyAssignment */: + case 151 /* MethodDeclaration */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + return true; + } + return false; + } + /** + * Returns the containing object literal property declaration given a possible name node, e.g. "a" in x = { "a": 1 } + */ + /* @internal */ + function getContainingObjectLiteralElement(node) { + switch (node.kind) { + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + if (node.parent.kind === 144 /* ComputedPropertyName */) { + return isObjectLiteralElement(node.parent.parent) ? node.parent.parent : undefined; + } + // falls through + case 71 /* Identifier */: + return isObjectLiteralElement(node.parent) && + (node.parent.parent.kind === 178 /* ObjectLiteralExpression */ || node.parent.parent.kind === 254 /* JsxAttributes */) && + node.parent.name === node ? node.parent : undefined; + } + return undefined; + } + ts.getContainingObjectLiteralElement = getContainingObjectLiteralElement; + /* @internal */ + function getPropertySymbolsFromContextualType(typeChecker, node) { + var objectLiteral = node.parent; + var contextualType = typeChecker.getContextualType(objectLiteral); + return getPropertySymbolsFromType(contextualType, node.name); + } + ts.getPropertySymbolsFromContextualType = getPropertySymbolsFromContextualType; + /* @internal */ + function getPropertySymbolsFromType(type, propName) { + var name = ts.unescapeLeadingUnderscores(ts.getTextOfPropertyName(propName)); + if (name && type) { + var result_10 = []; + var symbol = type.getProperty(name); + if (type.flags & 65536 /* Union */) { + ts.forEach(type.types, function (t) { + var symbol = t.getProperty(name); + if (symbol) { + result_10.push(symbol); } + }); + return result_10; + } + if (symbol) { + result_10.push(symbol); + return result_10; } } + return undefined; } + ts.getPropertySymbolsFromType = getPropertySymbolsFromType; function isArgumentOfElementAccessExpression(node) { return node && node.parent && - node.parent.kind === 178 /* ElementAccessExpression */ && + node.parent.kind === 180 /* ElementAccessExpression */ && node.parent.argumentExpression === node; } /** - * Get the path of the default library files (lib.d.ts) as distributed with the typescript - * node package. - * The functionality is not supported if the ts module is consumed outside of a node module. - */ + * Get the path of the default library files (lib.d.ts) as distributed with the typescript + * node package. + * The functionality is not supported if the ts module is consumed outside of a node module. + */ function getDefaultLibFilePath(options) { // Check __dirname is defined and that we are on a node.js system. if (typeof __dirname !== "undefined") { @@ -80106,10 +96272,7 @@ var ts; throw new Error("getDefaultLibFilePath is only supported when consumed as a node module. "); } ts.getDefaultLibFilePath = getDefaultLibFilePath; - function initializeServices() { - ts.objectAllocator = getServicesObjectAllocator(); - } - initializeServices(); + ts.objectAllocator = getServicesObjectAllocator(); })(ts || (ts = {})); // Copyright (c) Microsoft. All rights reserved. Licensed under the Apache License, Version 2.0. // See LICENSE.txt in the project root for complete license information. @@ -80127,7 +96290,7 @@ var ts; if (sourceFile.isDeclarationFile) { return undefined; } - var tokenAtLocation = ts.getTokenAtPosition(sourceFile, position); + var tokenAtLocation = ts.getTokenAtPosition(sourceFile, position, /*includeJsDocComment*/ false); var lineOfPosition = sourceFile.getLineAndCharacterOfPosition(position).line; if (sourceFile.getLineAndCharacterOfPosition(tokenAtLocation.getStart(sourceFile)).line > lineOfPosition) { // Get previous token if the token is returned starts on new line @@ -80174,143 +96337,144 @@ var ts; function spanInNode(node) { if (node) { switch (node.kind) { - case 205 /* VariableStatement */: + case 208 /* VariableStatement */: // Span on first variable declaration return spanInVariableDeclaration(node.declarationList.declarations[0]); - case 223 /* VariableDeclaration */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 226 /* VariableDeclaration */: + case 149 /* PropertyDeclaration */: + case 148 /* PropertySignature */: return spanInVariableDeclaration(node); - case 144 /* Parameter */: + case 146 /* Parameter */: return spanInParameterDeclaration(node); - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 228 /* FunctionDeclaration */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 152 /* Constructor */: + case 186 /* FunctionExpression */: + case 187 /* ArrowFunction */: return spanInFunctionDeclaration(node); - case 204 /* Block */: + case 207 /* Block */: if (ts.isFunctionBlock(node)) { return spanInFunctionBlock(node); } - // Fall through - case 231 /* ModuleBlock */: + // falls through + case 234 /* ModuleBlock */: return spanInBlock(node); - case 256 /* CatchClause */: + case 260 /* CatchClause */: return spanInBlock(node.block); - case 207 /* ExpressionStatement */: + case 210 /* ExpressionStatement */: // span on the expression return textSpan(node.expression); - case 216 /* ReturnStatement */: + case 219 /* ReturnStatement */: // span on return keyword and expression if present return textSpan(node.getChildAt(0), node.expression); - case 210 /* WhileStatement */: + case 213 /* WhileStatement */: // Span on while(...) return textSpanEndingAtNextToken(node, node.expression); - case 209 /* DoStatement */: + case 212 /* DoStatement */: // span in statement of the do statement return spanInNode(node.statement); - case 222 /* DebuggerStatement */: + case 225 /* DebuggerStatement */: // span on debugger keyword return textSpan(node.getChildAt(0)); - case 208 /* IfStatement */: + case 211 /* IfStatement */: // set on if(..) span return textSpanEndingAtNextToken(node, node.expression); - case 219 /* LabeledStatement */: + case 222 /* LabeledStatement */: // span in statement return spanInNode(node.statement); - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: + case 218 /* BreakStatement */: + case 217 /* ContinueStatement */: // On break or continue keyword and label if present return textSpan(node.getChildAt(0), node.label); - case 211 /* ForStatement */: + case 214 /* ForStatement */: return spanInForStatement(node); - case 212 /* ForInStatement */: + case 215 /* ForInStatement */: // span of for (a in ...) return textSpanEndingAtNextToken(node, node.expression); - case 213 /* ForOfStatement */: + case 216 /* ForOfStatement */: // span in initializer return spanInInitializerOfForLike(node); - case 218 /* SwitchStatement */: + case 221 /* SwitchStatement */: // span on switch(...) return textSpanEndingAtNextToken(node, node.expression); - case 253 /* CaseClause */: - case 254 /* DefaultClause */: + case 257 /* CaseClause */: + case 258 /* DefaultClause */: // span in first statement of the clause return spanInNode(node.statements[0]); - case 221 /* TryStatement */: + case 224 /* TryStatement */: // span in try block return spanInBlock(node.tryBlock); - case 220 /* ThrowStatement */: + case 223 /* ThrowStatement */: // span in throw ... return textSpan(node, node.expression); - case 240 /* ExportAssignment */: + case 243 /* ExportAssignment */: // span on export = id return textSpan(node, node.expression); - case 234 /* ImportEqualsDeclaration */: + case 237 /* ImportEqualsDeclaration */: // import statement without including semicolon return textSpan(node, node.moduleReference); - case 235 /* ImportDeclaration */: + case 238 /* ImportDeclaration */: // import statement without including semicolon return textSpan(node, node.moduleSpecifier); - case 241 /* ExportDeclaration */: + case 244 /* ExportDeclaration */: // import statement without including semicolon return textSpan(node, node.moduleSpecifier); - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: // span on complete module if it is instantiated if (ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return undefined; } - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 174 /* BindingElement */: + // falls through + case 229 /* ClassDeclaration */: + case 232 /* EnumDeclaration */: + case 264 /* EnumMember */: + case 176 /* BindingElement */: // span on complete node return textSpan(node); - case 217 /* WithStatement */: + case 220 /* WithStatement */: // span in statement return spanInNode(node.statement); - case 145 /* Decorator */: + case 147 /* Decorator */: return spanInNodeArray(node.parent.decorators); - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 174 /* ObjectBindingPattern */: + case 175 /* ArrayBindingPattern */: return spanInBindingPattern(node); // No breakpoint in interface, type alias - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 230 /* InterfaceDeclaration */: + case 231 /* TypeAliasDeclaration */: return undefined; // Tokens: - case 24 /* SemicolonToken */: + case 25 /* SemicolonToken */: case 1 /* EndOfFileToken */: return spanInNodeIfStartsOnSameLine(ts.findPrecedingToken(node.pos, sourceFile)); - case 25 /* CommaToken */: + case 26 /* CommaToken */: return spanInPreviousNode(node); - case 16 /* OpenBraceToken */: + case 17 /* OpenBraceToken */: return spanInOpenBraceToken(node); - case 17 /* CloseBraceToken */: + case 18 /* CloseBraceToken */: return spanInCloseBraceToken(node); - case 21 /* CloseBracketToken */: + case 22 /* CloseBracketToken */: return spanInCloseBracketToken(node); - case 18 /* OpenParenToken */: + case 19 /* OpenParenToken */: return spanInOpenParenToken(node); - case 19 /* CloseParenToken */: + case 20 /* CloseParenToken */: return spanInCloseParenToken(node); - case 55 /* ColonToken */: + case 56 /* ColonToken */: return spanInColonToken(node); - case 28 /* GreaterThanToken */: - case 26 /* LessThanToken */: + case 29 /* GreaterThanToken */: + case 27 /* LessThanToken */: return spanInGreaterThanOrLessThanToken(node); // Keywords: - case 105 /* WhileKeyword */: + case 106 /* WhileKeyword */: return spanInWhileKeyword(node); - case 81 /* ElseKeyword */: - case 73 /* CatchKeyword */: - case 86 /* FinallyKeyword */: + case 82 /* ElseKeyword */: + case 74 /* CatchKeyword */: + case 87 /* FinallyKeyword */: return spanInNextNode(node); - case 140 /* OfKeyword */: + case 142 /* OfKeyword */: return spanInOfKeyword(node); default: // Destructuring pattern in destructuring assignment @@ -80322,14 +96486,14 @@ var ts; // Set breakpoint on identifier element of destructuring pattern // a or ...c or d: x from // [a, b, ...c] or { a, b } or { d: x } from destructuring pattern - if ((node.kind === 70 /* Identifier */ || - node.kind == 196 /* SpreadElement */ || - node.kind === 257 /* PropertyAssignment */ || - node.kind === 258 /* ShorthandPropertyAssignment */) && + if ((node.kind === 71 /* Identifier */ || + node.kind === 198 /* SpreadElement */ || + node.kind === 261 /* PropertyAssignment */ || + node.kind === 262 /* ShorthandPropertyAssignment */) && ts.isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent)) { return textSpan(node); } - if (node.kind === 192 /* BinaryExpression */) { + if (node.kind === 194 /* BinaryExpression */) { var binaryExpression = node; // Set breakpoint in destructuring pattern if its destructuring assignment // [a, b, c] or {a, b, c} of @@ -80338,7 +96502,7 @@ var ts; if (ts.isArrayLiteralOrObjectLiteralDestructuringPattern(binaryExpression.left)) { return spanInArrayLiteralOrObjectLiteralDestructuringPattern(binaryExpression.left); } - if (binaryExpression.operatorToken.kind === 57 /* EqualsToken */ && + if (binaryExpression.operatorToken.kind === 58 /* EqualsToken */ && ts.isArrayLiteralOrObjectLiteralDestructuringPattern(binaryExpression.parent)) { // Set breakpoint on assignment expression element of destructuring pattern // a = expression of @@ -80346,28 +96510,28 @@ var ts; // { a = expression, b, c } = someExpression return textSpan(node); } - if (binaryExpression.operatorToken.kind === 25 /* CommaToken */) { + if (binaryExpression.operatorToken.kind === 26 /* CommaToken */) { return spanInNode(binaryExpression.left); } } if (ts.isPartOfExpression(node)) { switch (node.parent.kind) { - case 209 /* DoStatement */: + case 212 /* DoStatement */: // Set span as if on while keyword return spanInPreviousNode(node); - case 145 /* Decorator */: + case 147 /* Decorator */: // Set breakpoint on the decorator emit return spanInNode(node.parent); - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: + case 214 /* ForStatement */: + case 216 /* ForOfStatement */: return textSpan(node); - case 192 /* BinaryExpression */: - if (node.parent.operatorToken.kind === 25 /* CommaToken */) { + case 194 /* BinaryExpression */: + if (node.parent.operatorToken.kind === 26 /* CommaToken */) { // If this is a comma expression, the breakpoint is possible in this expression return textSpan(node); } break; - case 185 /* ArrowFunction */: + case 187 /* ArrowFunction */: if (node.parent.body === node) { // If this is body of arrow function, it is allowed to have the breakpoint return textSpan(node); @@ -80376,13 +96540,13 @@ var ts; } } // If this is name of property assignment, set breakpoint in the initializer - if (node.parent.kind === 257 /* PropertyAssignment */ && + if (node.parent.kind === 261 /* PropertyAssignment */ && node.parent.name === node && !ts.isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent.parent)) { return spanInNode(node.parent.initializer); } // Breakpoint in type assertion goes to its operand - if (node.parent.kind === 182 /* TypeAssertionExpression */ && node.parent.type === node) { + if (node.parent.kind === 184 /* TypeAssertionExpression */ && node.parent.type === node) { return spanInNextNode(node.parent.type); } // return type of function go to previous token @@ -80390,8 +96554,8 @@ var ts; return spanInPreviousNode(node); } // initializer of variable/parameter declaration go to previous node - if ((node.parent.kind === 223 /* VariableDeclaration */ || - node.parent.kind === 144 /* Parameter */)) { + if ((node.parent.kind === 226 /* VariableDeclaration */ || + node.parent.kind === 146 /* Parameter */)) { var paramOrVarDecl = node.parent; if (paramOrVarDecl.initializer === node || paramOrVarDecl.type === node || @@ -80399,7 +96563,7 @@ var ts; return spanInPreviousNode(node); } } - if (node.parent.kind === 192 /* BinaryExpression */) { + if (node.parent.kind === 194 /* BinaryExpression */) { var binaryExpression = node.parent; if (ts.isArrayLiteralOrObjectLiteralDestructuringPattern(binaryExpression.left) && (binaryExpression.right === node || @@ -80413,8 +96577,8 @@ var ts; } } function textSpanFromVariableDeclaration(variableDeclaration) { - var declarations = variableDeclaration.parent.declarations; - if (declarations && declarations[0] === variableDeclaration) { + if (variableDeclaration.parent.kind === 227 /* VariableDeclarationList */ && + variableDeclaration.parent.declarations[0] === variableDeclaration) { // First declaration - include let keyword return textSpan(ts.findPrecedingToken(variableDeclaration.pos, sourceFile, variableDeclaration.parent), variableDeclaration); } @@ -80425,7 +96589,7 @@ var ts; } function spanInVariableDeclaration(variableDeclaration) { // If declaration of for in statement, just set the span in parent - if (variableDeclaration.parent.parent.kind === 212 /* ForInStatement */) { + if (variableDeclaration.parent.parent.kind === 215 /* ForInStatement */) { return spanInNode(variableDeclaration.parent.parent); } // If this is a destructuring pattern, set breakpoint in binding pattern @@ -80436,11 +96600,11 @@ var ts; // or its declaration from 'for of' if (variableDeclaration.initializer || ts.hasModifier(variableDeclaration, 1 /* Export */) || - variableDeclaration.parent.parent.kind === 213 /* ForOfStatement */) { + variableDeclaration.parent.parent.kind === 216 /* ForOfStatement */) { return textSpanFromVariableDeclaration(variableDeclaration); } - var declarations = variableDeclaration.parent.declarations; - if (declarations && declarations[0] !== variableDeclaration) { + if (variableDeclaration.parent.kind === 227 /* VariableDeclarationList */ && + variableDeclaration.parent.declarations[0] !== variableDeclaration) { // If we cannot set breakpoint on this declaration, set it on previous one // Because the variable declaration may be binding pattern and // we would like to set breakpoint in last binding element if that's the case, @@ -80476,7 +96640,7 @@ var ts; } function canFunctionHaveSpanInWholeDeclaration(functionDeclaration) { return ts.hasModifier(functionDeclaration, 1 /* Export */) || - (functionDeclaration.parent.kind === 226 /* ClassDeclaration */ && functionDeclaration.kind !== 150 /* Constructor */); + (functionDeclaration.parent.kind === 229 /* ClassDeclaration */ && functionDeclaration.kind !== 152 /* Constructor */); } function spanInFunctionDeclaration(functionDeclaration) { // No breakpoints in the function signature @@ -80499,25 +96663,26 @@ var ts; } function spanInBlock(block) { switch (block.parent.kind) { - case 230 /* ModuleDeclaration */: + case 233 /* ModuleDeclaration */: if (ts.getModuleInstanceState(block.parent) !== 1 /* Instantiated */) { return undefined; } + // falls through // Set on parent if on same line otherwise on first statement - case 210 /* WhileStatement */: - case 208 /* IfStatement */: - case 212 /* ForInStatement */: + case 213 /* WhileStatement */: + case 211 /* IfStatement */: + case 215 /* ForInStatement */: return spanInNodeIfStartsOnSameLine(block.parent, block.statements[0]); // Set span on previous token if it starts on same line otherwise on the first statement of the block - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: + case 214 /* ForStatement */: + case 216 /* ForOfStatement */: return spanInNodeIfStartsOnSameLine(ts.findPrecedingToken(block.pos, sourceFile, block.parent), block.statements[0]); } // Default action is to set on first statement return spanInNode(block.statements[0]); } function spanInInitializerOfForLike(forLikeStatement) { - if (forLikeStatement.initializer.kind === 224 /* VariableDeclarationList */) { + if (forLikeStatement.initializer.kind === 227 /* VariableDeclarationList */) { // Declaration list - set breakpoint in first declaration var variableDeclarationList = forLikeStatement.initializer; if (variableDeclarationList.declarations.length > 0) { @@ -80542,23 +96707,23 @@ var ts; } function spanInBindingPattern(bindingPattern) { // Set breakpoint in first binding element - var firstBindingElement = ts.forEach(bindingPattern.elements, function (element) { return element.kind !== 198 /* OmittedExpression */ ? element : undefined; }); + var firstBindingElement = ts.forEach(bindingPattern.elements, function (element) { return element.kind !== 200 /* OmittedExpression */ ? element : undefined; }); if (firstBindingElement) { return spanInNode(firstBindingElement); } // Empty binding pattern of binding element, set breakpoint on binding element - if (bindingPattern.parent.kind === 174 /* BindingElement */) { + if (bindingPattern.parent.kind === 176 /* BindingElement */) { return textSpan(bindingPattern.parent); } // Variable declaration is used as the span return textSpanFromVariableDeclaration(bindingPattern.parent); } function spanInArrayLiteralOrObjectLiteralDestructuringPattern(node) { - ts.Debug.assert(node.kind !== 173 /* ArrayBindingPattern */ && node.kind !== 172 /* ObjectBindingPattern */); - var elements = node.kind === 175 /* ArrayLiteralExpression */ ? + ts.Debug.assert(node.kind !== 175 /* ArrayBindingPattern */ && node.kind !== 174 /* ObjectBindingPattern */); + var elements = node.kind === 177 /* ArrayLiteralExpression */ ? node.elements : node.properties; - var firstBindingElement = ts.forEach(elements, function (element) { return element.kind !== 198 /* OmittedExpression */ ? element : undefined; }); + var firstBindingElement = ts.forEach(elements, function (element) { return element.kind !== 200 /* OmittedExpression */ ? element : undefined; }); if (firstBindingElement) { return spanInNode(firstBindingElement); } @@ -80566,18 +96731,18 @@ var ts; // just nested element in another destructuring assignment // set breakpoint on assignment when parent is destructuring assignment // Otherwise set breakpoint for this element - return textSpan(node.parent.kind === 192 /* BinaryExpression */ ? node.parent : node); + return textSpan(node.parent.kind === 194 /* BinaryExpression */ ? node.parent : node); } // Tokens: function spanInOpenBraceToken(node) { switch (node.parent.kind) { - case 229 /* EnumDeclaration */: + case 232 /* EnumDeclaration */: var enumDeclaration = node.parent; return spanInNodeIfStartsOnSameLine(ts.findPrecedingToken(node.pos, sourceFile, node.parent), enumDeclaration.members.length ? enumDeclaration.members[0] : enumDeclaration.getLastToken(sourceFile)); - case 226 /* ClassDeclaration */: + case 229 /* ClassDeclaration */: var classDeclaration = node.parent; return spanInNodeIfStartsOnSameLine(ts.findPrecedingToken(node.pos, sourceFile, node.parent), classDeclaration.members.length ? classDeclaration.members[0] : classDeclaration.getLastToken(sourceFile)); - case 232 /* CaseBlock */: + case 235 /* CaseBlock */: return spanInNodeIfStartsOnSameLine(node.parent.parent, node.parent.clauses[0]); } // Default to parent node @@ -80585,24 +96750,25 @@ var ts; } function spanInCloseBraceToken(node) { switch (node.parent.kind) { - case 231 /* ModuleBlock */: + case 234 /* ModuleBlock */: // If this is not an instantiated module block, no bp span if (ts.getModuleInstanceState(node.parent.parent) !== 1 /* Instantiated */) { return undefined; } - case 229 /* EnumDeclaration */: - case 226 /* ClassDeclaration */: + // falls through + case 232 /* EnumDeclaration */: + case 229 /* ClassDeclaration */: // Span on close brace token return textSpan(node); - case 204 /* Block */: + case 207 /* Block */: if (ts.isFunctionBlock(node.parent)) { // Span on close brace token return textSpan(node); } - // fall through - case 256 /* CatchClause */: + // falls through + case 260 /* CatchClause */: return spanInNode(ts.lastOrUndefined(node.parent.statements)); - case 232 /* CaseBlock */: + case 235 /* CaseBlock */: // breakpoint in last statement of the last clause var caseBlock = node.parent; var lastClause = ts.lastOrUndefined(caseBlock.clauses); @@ -80610,7 +96776,7 @@ var ts; return spanInNode(ts.lastOrUndefined(lastClause.statements)); } return undefined; - case 172 /* ObjectBindingPattern */: + case 174 /* ObjectBindingPattern */: // Breakpoint in last binding element or binding pattern if it contains no elements var bindingPattern = node.parent; return spanInNode(ts.lastOrUndefined(bindingPattern.elements) || bindingPattern); @@ -80626,7 +96792,7 @@ var ts; } function spanInCloseBracketToken(node) { switch (node.parent.kind) { - case 173 /* ArrayBindingPattern */: + case 175 /* ArrayBindingPattern */: // Breakpoint in last binding element or binding pattern if it contains no elements var bindingPattern = node.parent; return textSpan(ts.lastOrUndefined(bindingPattern.elements) || bindingPattern); @@ -80641,12 +96807,12 @@ var ts; } } function spanInOpenParenToken(node) { - if (node.parent.kind === 209 /* DoStatement */ || - node.parent.kind === 179 /* CallExpression */ || - node.parent.kind === 180 /* NewExpression */) { + if (node.parent.kind === 212 /* DoStatement */ || // Go to while keyword and do action instead + node.parent.kind === 181 /* CallExpression */ || + node.parent.kind === 182 /* NewExpression */) { return spanInPreviousNode(node); } - if (node.parent.kind === 183 /* ParenthesizedExpression */) { + if (node.parent.kind === 185 /* ParenthesizedExpression */) { return spanInNextNode(node); } // Default to parent node @@ -80655,21 +96821,21 @@ var ts; function spanInCloseParenToken(node) { // Is this close paren token of parameter list, set span in previous token switch (node.parent.kind) { - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 150 /* Constructor */: - case 210 /* WhileStatement */: - case 209 /* DoStatement */: - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 183 /* ParenthesizedExpression */: + case 186 /* FunctionExpression */: + case 228 /* FunctionDeclaration */: + case 187 /* ArrowFunction */: + case 151 /* MethodDeclaration */: + case 150 /* MethodSignature */: + case 153 /* GetAccessor */: + case 154 /* SetAccessor */: + case 152 /* Constructor */: + case 213 /* WhileStatement */: + case 212 /* DoStatement */: + case 214 /* ForStatement */: + case 216 /* ForOfStatement */: + case 181 /* CallExpression */: + case 182 /* NewExpression */: + case 185 /* ParenthesizedExpression */: return spanInPreviousNode(node); // Default to parent node default: @@ -80679,20 +96845,20 @@ var ts; function spanInColonToken(node) { // Is this : specifying return annotation of the function declaration if (ts.isFunctionLike(node.parent) || - node.parent.kind === 257 /* PropertyAssignment */ || - node.parent.kind === 144 /* Parameter */) { + node.parent.kind === 261 /* PropertyAssignment */ || + node.parent.kind === 146 /* Parameter */) { return spanInPreviousNode(node); } return spanInNode(node.parent); } function spanInGreaterThanOrLessThanToken(node) { - if (node.parent.kind === 182 /* TypeAssertionExpression */) { + if (node.parent.kind === 184 /* TypeAssertionExpression */) { return spanInNextNode(node); } return spanInNode(node.parent); } function spanInWhileKeyword(node) { - if (node.parent.kind === 209 /* DoStatement */) { + if (node.parent.kind === 212 /* DoStatement */) { // Set span on while expression return textSpanEndingAtNextToken(node, node.parent.expression); } @@ -80700,7 +96866,7 @@ var ts; return spanInNode(node.parent); } function spanInOfKeyword(node) { - if (node.parent.kind === 213 /* ForOfStatement */) { + if (node.parent.kind === 216 /* ForOfStatement */) { // Set using next token return spanInNextNode(node); } @@ -80712,6 +96878,26 @@ var ts; BreakpointResolver.spanInSourceFileAtLocation = spanInSourceFileAtLocation; })(BreakpointResolver = ts.BreakpointResolver || (ts.BreakpointResolver = {})); })(ts || (ts = {})); +/// +/// +var ts; +(function (ts) { + /** + * Transform one or more nodes using the supplied transformers. + * @param source A single `Node` or an array of `Node` objects. + * @param transformers An array of `TransformerFactory` callbacks used to process the transformation. + * @param compilerOptions Optional compiler options. + */ + function transform(source, transformers, compilerOptions) { + var diagnostics = []; + compilerOptions = ts.fixupCompilerOptions(compilerOptions, diagnostics); + var nodes = ts.isArray(source) ? source : [source]; + var result = ts.transformNodes(/*resolver*/ undefined, /*emitHost*/ undefined, compilerOptions, nodes, transformers, /*allowDtsFiles*/ true); + result.diagnostics = ts.concatenate(result.diagnostics, diagnostics); + return result; + } + ts.transform = transform; +})(ts || (ts = {})); // // Copyright (c) Microsoft Corporation. All rights reserved. // @@ -80740,7 +96926,7 @@ var ts; logger.log("*INTERNAL ERROR* - Exception in typescript services: " + err.message); } } - var ScriptSnapshotShimAdapter = (function () { + var ScriptSnapshotShimAdapter = /** @class */ (function () { function ScriptSnapshotShimAdapter(scriptSnapshotShim) { this.scriptSnapshotShim = scriptSnapshotShim; } @@ -80753,8 +96939,7 @@ var ts; ScriptSnapshotShimAdapter.prototype.getChangeRange = function (oldSnapshot) { var oldSnapshotShim = oldSnapshot; var encoded = this.scriptSnapshotShim.getChangeRange(oldSnapshotShim.scriptSnapshotShim); - // TODO: should this be '==='? - if (encoded == null) { + if (encoded === null) { return null; } var decoded = JSON.parse(encoded); @@ -80769,7 +96954,7 @@ var ts; }; return ScriptSnapshotShimAdapter; }()); - var LanguageServiceShimHostAdapter = (function () { + var LanguageServiceShimHostAdapter = /** @class */ (function () { function LanguageServiceShimHostAdapter(shimHost) { var _this = this; this.shimHost = shimHost; @@ -80827,11 +97012,13 @@ var ts; }; LanguageServiceShimHostAdapter.prototype.getCompilationSettings = function () { var settingsJson = this.shimHost.getCompilationSettings(); - // TODO: should this be '==='? - if (settingsJson == null || settingsJson == "") { + if (settingsJson === null || settingsJson === "") { throw Error("LanguageServiceShimHostAdapter.getCompilationSettings: empty compilationSettings"); } - return JSON.parse(settingsJson); + var compilerOptions = JSON.parse(settingsJson); + // permit language service to handle all files (filtering should be performed on the host side) + compilerOptions.allowNonTsExtensions = true; + return compilerOptions; }; LanguageServiceShimHostAdapter.prototype.getScriptFileNames = function () { var encoded = this.shimHost.getScriptFileNames(); @@ -80854,7 +97041,7 @@ var ts; }; LanguageServiceShimHostAdapter.prototype.getLocalizedDiagnosticMessages = function () { var diagnosticMessagesJson = this.shimHost.getLocalizedDiagnosticMessages(); - if (diagnosticMessagesJson == null || diagnosticMessagesJson == "") { + if (diagnosticMessagesJson === null || diagnosticMessagesJson === "") { return null; } try { @@ -80867,7 +97054,7 @@ var ts; }; LanguageServiceShimHostAdapter.prototype.getCancellationToken = function () { var hostCancellationToken = this.shimHost.getCancellationToken(); - return new ThrottledCancellationToken(hostCancellationToken); + return new ts.ThrottledCancellationToken(hostCancellationToken); }; LanguageServiceShimHostAdapter.prototype.getCurrentDirectory = function () { return this.shimHost.getCurrentDirectory(); @@ -80891,28 +97078,7 @@ var ts; return LanguageServiceShimHostAdapter; }()); ts.LanguageServiceShimHostAdapter = LanguageServiceShimHostAdapter; - /** A cancellation that throttles calls to the host */ - var ThrottledCancellationToken = (function () { - function ThrottledCancellationToken(hostCancellationToken) { - this.hostCancellationToken = hostCancellationToken; - // Store when we last tried to cancel. Checking cancellation can be expensive (as we have - // to marshall over to the host layer). So we only bother actually checking once enough - // time has passed. - this.lastCancellationCheckTime = 0; - } - ThrottledCancellationToken.prototype.isCancellationRequested = function () { - var time = ts.timestamp(); - var duration = Math.abs(time - this.lastCancellationCheckTime); - if (duration > 10) { - // Check no more than once every 10 ms. - this.lastCancellationCheckTime = time; - return this.hostCancellationToken.isCancellationRequested(); - } - return false; - }; - return ThrottledCancellationToken; - }()); - var CoreServicesShimHostAdapter = (function () { + var CoreServicesShimHostAdapter = /** @class */ (function () { function CoreServicesShimHostAdapter(shimHost) { var _this = this; this.shimHost = shimHost; @@ -80925,25 +97091,8 @@ var ts; } } CoreServicesShimHostAdapter.prototype.readDirectory = function (rootDir, extensions, exclude, include, depth) { - // Wrap the API changes for 2.0 release. This try/catch - // should be removed once TypeScript 2.0 has shipped. - try { - var pattern = ts.getFileMatcherPatterns(rootDir, exclude, include, this.shimHost.useCaseSensitiveFileNames(), this.shimHost.getCurrentDirectory()); - return JSON.parse(this.shimHost.readDirectory(rootDir, JSON.stringify(extensions), JSON.stringify(pattern.basePaths), pattern.excludePattern, pattern.includeFilePattern, pattern.includeDirectoryPattern, depth)); - } - catch (e) { - var results = []; - for (var _i = 0, extensions_2 = extensions; _i < extensions_2.length; _i++) { - var extension = extensions_2[_i]; - for (var _a = 0, _b = this.readDirectoryFallback(rootDir, extension, exclude); _a < _b.length; _a++) { - var file = _b[_a]; - if (!ts.contains(results, file)) { - results.push(file); - } - } - } - return results; - } + var pattern = ts.getFileMatcherPatterns(rootDir, exclude, include, this.shimHost.useCaseSensitiveFileNames(), this.shimHost.getCurrentDirectory()); + return JSON.parse(this.shimHost.readDirectory(rootDir, JSON.stringify(extensions), JSON.stringify(pattern.basePaths), pattern.excludePattern, pattern.includeFilePattern, pattern.includeDirectoryPattern, depth)); }; CoreServicesShimHostAdapter.prototype.fileExists = function (fileName) { return this.shimHost.fileExists(fileName); @@ -80951,9 +97100,6 @@ var ts; CoreServicesShimHostAdapter.prototype.readFile = function (fileName) { return this.shimHost.readFile(fileName); }; - CoreServicesShimHostAdapter.prototype.readDirectoryFallback = function (rootDir, extension, exclude) { - return JSON.parse(this.shimHost.readDirectory(rootDir, extension, JSON.stringify(exclude))); - }; CoreServicesShimHostAdapter.prototype.getDirectories = function (path) { return JSON.parse(this.shimHost.getDirectories(path)); }; @@ -80970,7 +97116,7 @@ var ts; if (logPerformance) { var end = ts.timestamp(); logger.log(actionDescription + " completed in " + (end - start) + " msec"); - if (typeof result === "string") { + if (ts.isString(result)) { var str = result; if (str.length > 128) { str = str.substring(0, 128) + "..."; @@ -80997,7 +97143,7 @@ var ts; return JSON.stringify({ error: err }); } } - var ShimBase = (function () { + var ShimBase = /** @class */ (function () { function ShimBase(factory) { this.factory = factory; factory.registerShim(this); @@ -81021,7 +97167,7 @@ var ts; code: diagnostic.code }; } - var LanguageServiceShimObject = (function (_super) { + var LanguageServiceShimObject = /** @class */ (function (_super) { __extends(LanguageServiceShimObject, _super); function LanguageServiceShimObject(factory, host, languageService) { var _this = _super.call(this, factory) || this; @@ -81187,6 +97333,10 @@ var ts; var _this = this; return this.forwardJSONCall("isValidBraceCompletionAtPosition('" + fileName + "', " + position + ", " + openingBrace + ")", function () { return _this.languageService.isValidBraceCompletionAtPosition(fileName, position, openingBrace); }); }; + LanguageServiceShimObject.prototype.getSpanOfEnclosingComment = function (fileName, position, onlyMultiLine) { + var _this = this; + return this.forwardJSONCall("getSpanOfEnclosingComment('" + fileName + "', " + position + ")", function () { return _this.languageService.getSpanOfEnclosingComment(fileName, position, onlyMultiLine); }); + }; /// GET SMART INDENT LanguageServiceShimObject.prototype.getIndentationAtPosition = function (fileName, position, options /*Services.EditorOptions*/) { var _this = this; @@ -81228,9 +97378,12 @@ var ts; return this.forwardJSONCall("getCompletionsAtPosition('" + fileName + "', " + position + ")", function () { return _this.languageService.getCompletionsAtPosition(fileName, position); }); }; /** Get a string based representation of a completion list entry details */ - LanguageServiceShimObject.prototype.getCompletionEntryDetails = function (fileName, position, entryName) { + LanguageServiceShimObject.prototype.getCompletionEntryDetails = function (fileName, position, entryName, options /*Services.FormatCodeOptions*/, source) { var _this = this; - return this.forwardJSONCall("getCompletionEntryDetails('" + fileName + "', " + position + ", '" + entryName + "')", function () { return _this.languageService.getCompletionEntryDetails(fileName, position, entryName); }); + return this.forwardJSONCall("getCompletionEntryDetails('" + fileName + "', " + position + ", '" + entryName + "')", function () { + var localOptions = JSON.parse(options); + return _this.languageService.getCompletionEntryDetails(fileName, position, entryName, localOptions, source); + }); }; LanguageServiceShimObject.prototype.getFormattingEditsForRange = function (fileName, start, end, options /*Services.FormatCodeOptions*/) { var _this = this; @@ -81294,7 +97447,7 @@ var ts; function convertClassifications(classifications) { return { spans: classifications.spans.join(","), endOfLineState: classifications.endOfLineState }; } - var ClassifierShimObject = (function (_super) { + var ClassifierShimObject = /** @class */ (function (_super) { __extends(ClassifierShimObject, _super); function ClassifierShimObject(factory, logger) { var _this = _super.call(this, factory) || this; @@ -81321,7 +97474,7 @@ var ts; }; return ClassifierShimObject; }(ShimBase)); - var CoreServicesShimObject = (function (_super) { + var CoreServicesShimObject = /** @class */ (function (_super) { __extends(CoreServicesShimObject, _super); function CoreServicesShimObject(factory, logger, host) { var _this = _super.call(this, factory) || this; @@ -81339,11 +97492,8 @@ var ts; var compilerOptions = JSON.parse(compilerOptionsJson); var result = ts.resolveModuleName(moduleName, ts.normalizeSlashes(fileName), compilerOptions, _this.host); var resolvedFileName = result.resolvedModule ? result.resolvedModule.resolvedFileName : undefined; - if (resolvedFileName && !compilerOptions.allowJs && ts.fileExtensionIs(resolvedFileName, ".js")) { - return { - resolvedFileName: undefined, - failedLookupLocations: [] - }; + if (result.resolvedModule && result.resolvedModule.extension !== ".ts" /* Ts */ && result.resolvedModule.extension !== ".tsx" /* Tsx */ && result.resolvedModule.extension !== ".d.ts" /* Dts */) { + resolvedFileName = undefined; } return { resolvedFileName: resolvedFileName, @@ -81403,24 +97553,15 @@ var ts; var _this = this; return this.forwardJSONCall("getTSConfigFileInfo('" + fileName + "')", function () { var text = sourceTextSnapshot.getText(0, sourceTextSnapshot.getLength()); - var result = ts.parseConfigFileTextToJson(fileName, text); - if (result.error) { - return { - options: {}, - typeAcquisition: {}, - files: [], - raw: {}, - errors: [realizeDiagnostic(result.error, "\r\n")] - }; - } + var result = ts.parseJsonText(fileName, text); var normalizedFileName = ts.normalizeSlashes(fileName); - var configFile = ts.parseJsonConfigFileContent(result.config, _this.host, ts.getDirectoryPath(normalizedFileName), /*existingOptions*/ {}, normalizedFileName); + var configFile = ts.parseJsonSourceFileConfigFileContent(result, _this.host, ts.getDirectoryPath(normalizedFileName), /*existingOptions*/ {}, normalizedFileName); return { options: configFile.options, typeAcquisition: configFile.typeAcquisition, files: configFile.fileNames, raw: configFile.raw, - errors: realizeDiagnostics(configFile.errors, "\r\n") + errors: realizeDiagnostics(result.parseDiagnostics.concat(configFile.errors), "\r\n") }; }); }; @@ -81432,12 +97573,15 @@ var ts; var getCanonicalFileName = ts.createGetCanonicalFileName(/*useCaseSensitivefileNames:*/ false); return this.forwardJSONCall("discoverTypings()", function () { var info = JSON.parse(discoverTypingsJson); - return ts.JsTyping.discoverTypings(_this.host, info.fileNames, ts.toPath(info.projectRootPath, info.projectRootPath, getCanonicalFileName), ts.toPath(info.safeListPath, info.safeListPath, getCanonicalFileName), info.packageNameToTypingLocation, info.typeAcquisition, info.unresolvedImports); + if (_this.safeList === undefined) { + _this.safeList = ts.JsTyping.loadSafeList(_this.host, ts.toPath(info.safeListPath, info.safeListPath, getCanonicalFileName)); + } + return ts.JsTyping.discoverTypings(_this.host, function (msg) { return _this.logger.log(msg); }, info.fileNames, ts.toPath(info.projectRootPath, info.projectRootPath, getCanonicalFileName), _this.safeList, info.packageNameToTypingLocation, info.typeAcquisition, info.unresolvedImports); }); }; return CoreServicesShimObject; }(ShimBase)); - var TypeScriptServicesFactory = (function () { + var TypeScriptServicesFactory = /** @class */ (function () { function TypeScriptServicesFactory() { this._shims = []; } @@ -81482,14 +97626,14 @@ var ts; }; TypeScriptServicesFactory.prototype.close = function () { // Forget all the registered shims - this._shims = []; + ts.clear(this._shims); this.documentRegistry = undefined; }; TypeScriptServicesFactory.prototype.registerShim = function (shim) { this._shims.push(shim); }; TypeScriptServicesFactory.prototype.unregisterShim = function (shim) { - for (var i = 0, n = this._shims.length; i < n; i++) { + for (var i = 0; i < this._shims.length; i++) { if (this._shims[i] === shim) { delete this._shims[i]; return; @@ -81518,5 +97662,5 @@ var TypeScript; // 'toolsVersion' gets consumed by the managed side, so it's not unused. // TODO: it should be moved into a namespace though. /* @internal */ -var toolsVersion = "2.1"; -//# sourceMappingURL=file:////Users/sixinli/git/TypeScript/built/local/typescriptServices.js.map \ No newline at end of file +var toolsVersion = "2.6"; +//# sourceMappingURL=typescriptServices.js.map \ No newline at end of file diff --git a/com.palantir.typescript/bridge/src/.gitignore b/com.palantir.typescript/bridge/src/.gitignore new file mode 100644 index 0000000..4c43fe6 --- /dev/null +++ b/com.palantir.typescript/bridge/src/.gitignore @@ -0,0 +1 @@ +*.js \ No newline at end of file diff --git a/com.palantir.typescript/bridge/src/languageEndpoint.ts b/com.palantir.typescript/bridge/src/languageEndpoint.ts index 1e10958..1f83687 100644 --- a/com.palantir.typescript/bridge/src/languageEndpoint.ts +++ b/com.palantir.typescript/bridge/src/languageEndpoint.ts @@ -158,9 +158,34 @@ namespace Bridge { return true; }); + //Update typescript 2.6.x https://github.com/Microsoft/TypeScript/pull/19507#issuecomment-340600363 + var settings: ts.FormatCodeSettings = { + baseIndentSize: 4, + indentSize: 4, + tabSize: 4, + newLineCharacter: '\n', + convertTabsToSpaces: true, + indentStyle: ts.IndentStyle.Block, + insertSpaceAfterCommaDelimiter: true, + insertSpaceAfterSemicolonInForStatements: true, + insertSpaceBeforeAndAfterBinaryOperators: true, + insertSpaceAfterConstructor: false, + insertSpaceAfterKeywordsInControlFlowStatements: true, + insertSpaceAfterFunctionKeywordForAnonymousFunctions: false, + insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis: false, + insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets: false, + insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces: true, + insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces: false, + insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces: true, + insertSpaceAfterTypeAssertion: true, + insertSpaceBeforeFunctionParenthesis: false, + placeOpenBraceOnNewLineForFunctions: false, + placeOpenBraceOnNewLineForControlBlocks: false + } + // get the details for each entry var detailEntries = filteredEntries.map((entry) => { - return this.languageServices[serviceKey].getCompletionEntryDetails(fileName, position, entry.name); + return this.languageServices[serviceKey].getCompletionEntryDetails(fileName, position, entry.name, settings, undefined); }); // remove null entries diff --git a/com.palantir.typescript/bridge/typings/typescriptServices.d.ts b/com.palantir.typescript/bridge/typings/typescriptServices.d.ts index 90f148a..98e42f7 100644 --- a/com.palantir.typescript/bridge/typings/typescriptServices.d.ts +++ b/com.palantir.typescript/bridge/typings/typescriptServices.d.ts @@ -14,24 +14,47 @@ and limitations under the License. ***************************************************************************** */ declare namespace ts { + /** + * Type of objects whose values are all of the same type. + * The `in` and `for-in` operators can *not* be safely used, + * since `Object.prototype` may be modified by outside code. + */ interface MapLike { [index: string]: T; } - interface Map extends MapLike { - __mapBrand: any; + /** ES6 Map interface, only read methods included. */ + interface ReadonlyMap { + get(key: string): T | undefined; + has(key: string): boolean; + forEach(action: (value: T, key: string) => void): void; + readonly size: number; + keys(): Iterator; + values(): Iterator; + entries(): Iterator<[string, T]>; + } + /** ES6 Map interface. */ + interface Map extends ReadonlyMap { + set(key: string, value: T): this; + delete(key: string): boolean; + clear(): void; + } + /** ES6 Iterator type. */ + interface Iterator { + next(): { + value: T; + done: false; + } | { + value: never; + done: true; + }; + } + /** Array that is only intended to be pushed to, never read. */ + interface Push { + push(...values: T[]): void; } type Path = string & { __pathBrand: any; }; - interface FileMap { - get(fileName: Path): T; - set(fileName: Path, value: T): void; - contains(fileName: Path): boolean; - remove(fileName: Path): void; - forEachValue(f: (key: Path, v: T) => void): void; - getKeys(): Path[]; - clear(): void; - } interface TextRange { pos: number; end: number; @@ -48,322 +71,317 @@ declare namespace ts { NumericLiteral = 8, StringLiteral = 9, JsxText = 10, - RegularExpressionLiteral = 11, - NoSubstitutionTemplateLiteral = 12, - TemplateHead = 13, - TemplateMiddle = 14, - TemplateTail = 15, - OpenBraceToken = 16, - CloseBraceToken = 17, - OpenParenToken = 18, - CloseParenToken = 19, - OpenBracketToken = 20, - CloseBracketToken = 21, - DotToken = 22, - DotDotDotToken = 23, - SemicolonToken = 24, - CommaToken = 25, - LessThanToken = 26, - LessThanSlashToken = 27, - GreaterThanToken = 28, - LessThanEqualsToken = 29, - GreaterThanEqualsToken = 30, - EqualsEqualsToken = 31, - ExclamationEqualsToken = 32, - EqualsEqualsEqualsToken = 33, - ExclamationEqualsEqualsToken = 34, - EqualsGreaterThanToken = 35, - PlusToken = 36, - MinusToken = 37, - AsteriskToken = 38, - AsteriskAsteriskToken = 39, - SlashToken = 40, - PercentToken = 41, - PlusPlusToken = 42, - MinusMinusToken = 43, - LessThanLessThanToken = 44, - GreaterThanGreaterThanToken = 45, - GreaterThanGreaterThanGreaterThanToken = 46, - AmpersandToken = 47, - BarToken = 48, - CaretToken = 49, - ExclamationToken = 50, - TildeToken = 51, - AmpersandAmpersandToken = 52, - BarBarToken = 53, - QuestionToken = 54, - ColonToken = 55, - AtToken = 56, - EqualsToken = 57, - PlusEqualsToken = 58, - MinusEqualsToken = 59, - AsteriskEqualsToken = 60, - AsteriskAsteriskEqualsToken = 61, - SlashEqualsToken = 62, - PercentEqualsToken = 63, - LessThanLessThanEqualsToken = 64, - GreaterThanGreaterThanEqualsToken = 65, - GreaterThanGreaterThanGreaterThanEqualsToken = 66, - AmpersandEqualsToken = 67, - BarEqualsToken = 68, - CaretEqualsToken = 69, - Identifier = 70, - BreakKeyword = 71, - CaseKeyword = 72, - CatchKeyword = 73, - ClassKeyword = 74, - ConstKeyword = 75, - ContinueKeyword = 76, - DebuggerKeyword = 77, - DefaultKeyword = 78, - DeleteKeyword = 79, - DoKeyword = 80, - ElseKeyword = 81, - EnumKeyword = 82, - ExportKeyword = 83, - ExtendsKeyword = 84, - FalseKeyword = 85, - FinallyKeyword = 86, - ForKeyword = 87, - FunctionKeyword = 88, - IfKeyword = 89, - ImportKeyword = 90, - InKeyword = 91, - InstanceOfKeyword = 92, - NewKeyword = 93, - NullKeyword = 94, - ReturnKeyword = 95, - SuperKeyword = 96, - SwitchKeyword = 97, - ThisKeyword = 98, - ThrowKeyword = 99, - TrueKeyword = 100, - TryKeyword = 101, - TypeOfKeyword = 102, - VarKeyword = 103, - VoidKeyword = 104, - WhileKeyword = 105, - WithKeyword = 106, - ImplementsKeyword = 107, - InterfaceKeyword = 108, - LetKeyword = 109, - PackageKeyword = 110, - PrivateKeyword = 111, - ProtectedKeyword = 112, - PublicKeyword = 113, - StaticKeyword = 114, - YieldKeyword = 115, - AbstractKeyword = 116, - AsKeyword = 117, - AnyKeyword = 118, - AsyncKeyword = 119, - AwaitKeyword = 120, - BooleanKeyword = 121, - ConstructorKeyword = 122, - DeclareKeyword = 123, - GetKeyword = 124, - IsKeyword = 125, - KeyOfKeyword = 126, - ModuleKeyword = 127, - NamespaceKeyword = 128, - NeverKeyword = 129, - ReadonlyKeyword = 130, - RequireKeyword = 131, - NumberKeyword = 132, - SetKeyword = 133, - StringKeyword = 134, - SymbolKeyword = 135, - TypeKeyword = 136, - UndefinedKeyword = 137, - FromKeyword = 138, - GlobalKeyword = 139, - OfKeyword = 140, - QualifiedName = 141, - ComputedPropertyName = 142, - TypeParameter = 143, - Parameter = 144, - Decorator = 145, - PropertySignature = 146, - PropertyDeclaration = 147, - MethodSignature = 148, - MethodDeclaration = 149, - Constructor = 150, - GetAccessor = 151, - SetAccessor = 152, - CallSignature = 153, - ConstructSignature = 154, - IndexSignature = 155, - TypePredicate = 156, - TypeReference = 157, - FunctionType = 158, - ConstructorType = 159, - TypeQuery = 160, - TypeLiteral = 161, - ArrayType = 162, - TupleType = 163, - UnionType = 164, - IntersectionType = 165, - ParenthesizedType = 166, - ThisType = 167, - TypeOperator = 168, - IndexedAccessType = 169, - MappedType = 170, - LiteralType = 171, - ObjectBindingPattern = 172, - ArrayBindingPattern = 173, - BindingElement = 174, - ArrayLiteralExpression = 175, - ObjectLiteralExpression = 176, - PropertyAccessExpression = 177, - ElementAccessExpression = 178, - CallExpression = 179, - NewExpression = 180, - TaggedTemplateExpression = 181, - TypeAssertionExpression = 182, - ParenthesizedExpression = 183, - FunctionExpression = 184, - ArrowFunction = 185, - DeleteExpression = 186, - TypeOfExpression = 187, - VoidExpression = 188, - AwaitExpression = 189, - PrefixUnaryExpression = 190, - PostfixUnaryExpression = 191, - BinaryExpression = 192, - ConditionalExpression = 193, - TemplateExpression = 194, - YieldExpression = 195, - SpreadElement = 196, - ClassExpression = 197, - OmittedExpression = 198, - ExpressionWithTypeArguments = 199, - AsExpression = 200, - NonNullExpression = 201, - TemplateSpan = 202, - SemicolonClassElement = 203, - Block = 204, - VariableStatement = 205, - EmptyStatement = 206, - ExpressionStatement = 207, - IfStatement = 208, - DoStatement = 209, - WhileStatement = 210, - ForStatement = 211, - ForInStatement = 212, - ForOfStatement = 213, - ContinueStatement = 214, - BreakStatement = 215, - ReturnStatement = 216, - WithStatement = 217, - SwitchStatement = 218, - LabeledStatement = 219, - ThrowStatement = 220, - TryStatement = 221, - DebuggerStatement = 222, - VariableDeclaration = 223, - VariableDeclarationList = 224, - FunctionDeclaration = 225, - ClassDeclaration = 226, - InterfaceDeclaration = 227, - TypeAliasDeclaration = 228, - EnumDeclaration = 229, - ModuleDeclaration = 230, - ModuleBlock = 231, - CaseBlock = 232, - NamespaceExportDeclaration = 233, - ImportEqualsDeclaration = 234, - ImportDeclaration = 235, - ImportClause = 236, - NamespaceImport = 237, - NamedImports = 238, - ImportSpecifier = 239, - ExportAssignment = 240, - ExportDeclaration = 241, - NamedExports = 242, - ExportSpecifier = 243, - MissingDeclaration = 244, - ExternalModuleReference = 245, - JsxElement = 246, - JsxSelfClosingElement = 247, - JsxOpeningElement = 248, - JsxClosingElement = 249, - JsxAttribute = 250, - JsxSpreadAttribute = 251, - JsxExpression = 252, - CaseClause = 253, - DefaultClause = 254, - HeritageClause = 255, - CatchClause = 256, - PropertyAssignment = 257, - ShorthandPropertyAssignment = 258, - SpreadAssignment = 259, - EnumMember = 260, - SourceFile = 261, - JSDocTypeExpression = 262, - JSDocAllType = 263, - JSDocUnknownType = 264, - JSDocArrayType = 265, - JSDocUnionType = 266, - JSDocTupleType = 267, - JSDocNullableType = 268, - JSDocNonNullableType = 269, - JSDocRecordType = 270, - JSDocRecordMember = 271, - JSDocTypeReference = 272, - JSDocOptionalType = 273, - JSDocFunctionType = 274, - JSDocVariadicType = 275, - JSDocConstructorType = 276, - JSDocThisType = 277, - JSDocComment = 278, - JSDocTag = 279, - JSDocAugmentsTag = 280, - JSDocParameterTag = 281, - JSDocReturnTag = 282, - JSDocTypeTag = 283, - JSDocTemplateTag = 284, - JSDocTypedefTag = 285, - JSDocPropertyTag = 286, - JSDocTypeLiteral = 287, - JSDocLiteralType = 288, - JSDocNullKeyword = 289, - JSDocUndefinedKeyword = 290, - JSDocNeverKeyword = 291, - SyntaxList = 292, - NotEmittedStatement = 293, - PartiallyEmittedExpression = 294, - MergeDeclarationMarker = 295, - EndOfDeclarationMarker = 296, - Count = 297, - FirstAssignment = 57, - LastAssignment = 69, - FirstCompoundAssignment = 58, - LastCompoundAssignment = 69, - FirstReservedWord = 71, - LastReservedWord = 106, - FirstKeyword = 71, - LastKeyword = 140, - FirstFutureReservedWord = 107, - LastFutureReservedWord = 115, - FirstTypeNode = 156, - LastTypeNode = 171, - FirstPunctuation = 16, - LastPunctuation = 69, + JsxTextAllWhiteSpaces = 11, + RegularExpressionLiteral = 12, + NoSubstitutionTemplateLiteral = 13, + TemplateHead = 14, + TemplateMiddle = 15, + TemplateTail = 16, + OpenBraceToken = 17, + CloseBraceToken = 18, + OpenParenToken = 19, + CloseParenToken = 20, + OpenBracketToken = 21, + CloseBracketToken = 22, + DotToken = 23, + DotDotDotToken = 24, + SemicolonToken = 25, + CommaToken = 26, + LessThanToken = 27, + LessThanSlashToken = 28, + GreaterThanToken = 29, + LessThanEqualsToken = 30, + GreaterThanEqualsToken = 31, + EqualsEqualsToken = 32, + ExclamationEqualsToken = 33, + EqualsEqualsEqualsToken = 34, + ExclamationEqualsEqualsToken = 35, + EqualsGreaterThanToken = 36, + PlusToken = 37, + MinusToken = 38, + AsteriskToken = 39, + AsteriskAsteriskToken = 40, + SlashToken = 41, + PercentToken = 42, + PlusPlusToken = 43, + MinusMinusToken = 44, + LessThanLessThanToken = 45, + GreaterThanGreaterThanToken = 46, + GreaterThanGreaterThanGreaterThanToken = 47, + AmpersandToken = 48, + BarToken = 49, + CaretToken = 50, + ExclamationToken = 51, + TildeToken = 52, + AmpersandAmpersandToken = 53, + BarBarToken = 54, + QuestionToken = 55, + ColonToken = 56, + AtToken = 57, + EqualsToken = 58, + PlusEqualsToken = 59, + MinusEqualsToken = 60, + AsteriskEqualsToken = 61, + AsteriskAsteriskEqualsToken = 62, + SlashEqualsToken = 63, + PercentEqualsToken = 64, + LessThanLessThanEqualsToken = 65, + GreaterThanGreaterThanEqualsToken = 66, + GreaterThanGreaterThanGreaterThanEqualsToken = 67, + AmpersandEqualsToken = 68, + BarEqualsToken = 69, + CaretEqualsToken = 70, + Identifier = 71, + BreakKeyword = 72, + CaseKeyword = 73, + CatchKeyword = 74, + ClassKeyword = 75, + ConstKeyword = 76, + ContinueKeyword = 77, + DebuggerKeyword = 78, + DefaultKeyword = 79, + DeleteKeyword = 80, + DoKeyword = 81, + ElseKeyword = 82, + EnumKeyword = 83, + ExportKeyword = 84, + ExtendsKeyword = 85, + FalseKeyword = 86, + FinallyKeyword = 87, + ForKeyword = 88, + FunctionKeyword = 89, + IfKeyword = 90, + ImportKeyword = 91, + InKeyword = 92, + InstanceOfKeyword = 93, + NewKeyword = 94, + NullKeyword = 95, + ReturnKeyword = 96, + SuperKeyword = 97, + SwitchKeyword = 98, + ThisKeyword = 99, + ThrowKeyword = 100, + TrueKeyword = 101, + TryKeyword = 102, + TypeOfKeyword = 103, + VarKeyword = 104, + VoidKeyword = 105, + WhileKeyword = 106, + WithKeyword = 107, + ImplementsKeyword = 108, + InterfaceKeyword = 109, + LetKeyword = 110, + PackageKeyword = 111, + PrivateKeyword = 112, + ProtectedKeyword = 113, + PublicKeyword = 114, + StaticKeyword = 115, + YieldKeyword = 116, + AbstractKeyword = 117, + AsKeyword = 118, + AnyKeyword = 119, + AsyncKeyword = 120, + AwaitKeyword = 121, + BooleanKeyword = 122, + ConstructorKeyword = 123, + DeclareKeyword = 124, + GetKeyword = 125, + IsKeyword = 126, + KeyOfKeyword = 127, + ModuleKeyword = 128, + NamespaceKeyword = 129, + NeverKeyword = 130, + ReadonlyKeyword = 131, + RequireKeyword = 132, + NumberKeyword = 133, + ObjectKeyword = 134, + SetKeyword = 135, + StringKeyword = 136, + SymbolKeyword = 137, + TypeKeyword = 138, + UndefinedKeyword = 139, + FromKeyword = 140, + GlobalKeyword = 141, + OfKeyword = 142, + QualifiedName = 143, + ComputedPropertyName = 144, + TypeParameter = 145, + Parameter = 146, + Decorator = 147, + PropertySignature = 148, + PropertyDeclaration = 149, + MethodSignature = 150, + MethodDeclaration = 151, + Constructor = 152, + GetAccessor = 153, + SetAccessor = 154, + CallSignature = 155, + ConstructSignature = 156, + IndexSignature = 157, + TypePredicate = 158, + TypeReference = 159, + FunctionType = 160, + ConstructorType = 161, + TypeQuery = 162, + TypeLiteral = 163, + ArrayType = 164, + TupleType = 165, + UnionType = 166, + IntersectionType = 167, + ParenthesizedType = 168, + ThisType = 169, + TypeOperator = 170, + IndexedAccessType = 171, + MappedType = 172, + LiteralType = 173, + ObjectBindingPattern = 174, + ArrayBindingPattern = 175, + BindingElement = 176, + ArrayLiteralExpression = 177, + ObjectLiteralExpression = 178, + PropertyAccessExpression = 179, + ElementAccessExpression = 180, + CallExpression = 181, + NewExpression = 182, + TaggedTemplateExpression = 183, + TypeAssertionExpression = 184, + ParenthesizedExpression = 185, + FunctionExpression = 186, + ArrowFunction = 187, + DeleteExpression = 188, + TypeOfExpression = 189, + VoidExpression = 190, + AwaitExpression = 191, + PrefixUnaryExpression = 192, + PostfixUnaryExpression = 193, + BinaryExpression = 194, + ConditionalExpression = 195, + TemplateExpression = 196, + YieldExpression = 197, + SpreadElement = 198, + ClassExpression = 199, + OmittedExpression = 200, + ExpressionWithTypeArguments = 201, + AsExpression = 202, + NonNullExpression = 203, + MetaProperty = 204, + TemplateSpan = 205, + SemicolonClassElement = 206, + Block = 207, + VariableStatement = 208, + EmptyStatement = 209, + ExpressionStatement = 210, + IfStatement = 211, + DoStatement = 212, + WhileStatement = 213, + ForStatement = 214, + ForInStatement = 215, + ForOfStatement = 216, + ContinueStatement = 217, + BreakStatement = 218, + ReturnStatement = 219, + WithStatement = 220, + SwitchStatement = 221, + LabeledStatement = 222, + ThrowStatement = 223, + TryStatement = 224, + DebuggerStatement = 225, + VariableDeclaration = 226, + VariableDeclarationList = 227, + FunctionDeclaration = 228, + ClassDeclaration = 229, + InterfaceDeclaration = 230, + TypeAliasDeclaration = 231, + EnumDeclaration = 232, + ModuleDeclaration = 233, + ModuleBlock = 234, + CaseBlock = 235, + NamespaceExportDeclaration = 236, + ImportEqualsDeclaration = 237, + ImportDeclaration = 238, + ImportClause = 239, + NamespaceImport = 240, + NamedImports = 241, + ImportSpecifier = 242, + ExportAssignment = 243, + ExportDeclaration = 244, + NamedExports = 245, + ExportSpecifier = 246, + MissingDeclaration = 247, + ExternalModuleReference = 248, + JsxElement = 249, + JsxSelfClosingElement = 250, + JsxOpeningElement = 251, + JsxClosingElement = 252, + JsxAttribute = 253, + JsxAttributes = 254, + JsxSpreadAttribute = 255, + JsxExpression = 256, + CaseClause = 257, + DefaultClause = 258, + HeritageClause = 259, + CatchClause = 260, + PropertyAssignment = 261, + ShorthandPropertyAssignment = 262, + SpreadAssignment = 263, + EnumMember = 264, + SourceFile = 265, + Bundle = 266, + JSDocTypeExpression = 267, + JSDocAllType = 268, + JSDocUnknownType = 269, + JSDocNullableType = 270, + JSDocNonNullableType = 271, + JSDocOptionalType = 272, + JSDocFunctionType = 273, + JSDocVariadicType = 274, + JSDocComment = 275, + JSDocTag = 276, + JSDocAugmentsTag = 277, + JSDocClassTag = 278, + JSDocParameterTag = 279, + JSDocReturnTag = 280, + JSDocTypeTag = 281, + JSDocTemplateTag = 282, + JSDocTypedefTag = 283, + JSDocPropertyTag = 284, + JSDocTypeLiteral = 285, + SyntaxList = 286, + NotEmittedStatement = 287, + PartiallyEmittedExpression = 288, + CommaListExpression = 289, + MergeDeclarationMarker = 290, + EndOfDeclarationMarker = 291, + Count = 292, + FirstAssignment = 58, + LastAssignment = 70, + FirstCompoundAssignment = 59, + LastCompoundAssignment = 70, + FirstReservedWord = 72, + LastReservedWord = 107, + FirstKeyword = 72, + LastKeyword = 142, + FirstFutureReservedWord = 108, + LastFutureReservedWord = 116, + FirstTypeNode = 158, + LastTypeNode = 173, + FirstPunctuation = 17, + LastPunctuation = 70, FirstToken = 0, - LastToken = 140, + LastToken = 142, FirstTriviaToken = 2, LastTriviaToken = 7, FirstLiteralToken = 8, - LastLiteralToken = 12, - FirstTemplateToken = 12, - LastTemplateToken = 15, - FirstBinaryOperator = 26, - LastBinaryOperator = 69, - FirstNode = 141, - FirstJSDocNode = 262, - LastJSDocNode = 288, - FirstJSDocTagNode = 278, - LastJSDocTagNode = 291, + LastLiteralToken = 13, + FirstTemplateToken = 13, + LastTemplateToken = 16, + FirstBinaryOperator = 27, + LastBinaryOperator = 70, + FirstNode = 143, + FirstJSDocNode = 267, + LastJSDocNode = 285, + FirstJSDocTagNode = 276, + LastJSDocTagNode = 285, } enum NodeFlags { None = 0, @@ -386,6 +404,7 @@ declare namespace ts { JavaScriptFile = 65536, ThisNodeOrAnySubNodesHasError = 131072, HasAggregatedChildData = 262144, + JSDoc = 1048576, BlockScoped = 3, ReachabilityCheckFlags = 384, ReachabilityAndEmitFlags = 1408, @@ -427,7 +446,10 @@ declare namespace ts { modifiers?: ModifiersArray; parent?: Node; } - interface NodeArray extends Array, TextRange { + interface JSDocContainer { + } + type HasJSDoc = ParameterDeclaration | CallSignatureDeclaration | ConstructSignatureDeclaration | MethodSignature | PropertySignature | ArrowFunction | ParenthesizedExpression | SpreadAssignment | ShorthandPropertyAssignment | PropertyAssignment | FunctionExpression | LabeledStatement | ExpressionStatement | VariableStatement | FunctionDeclaration | ConstructorDeclaration | MethodDeclaration | PropertyDeclaration | AccessorDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration | EnumMember | EnumDeclaration | ModuleDeclaration | ImportEqualsDeclaration | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | JSDocFunctionType | EndOfFileToken; + interface NodeArray extends ReadonlyArray, TextRange { hasTrailingComma?: boolean; } interface Token extends Node { @@ -439,14 +461,19 @@ declare namespace ts { type EqualsToken = Token; type AsteriskToken = Token; type EqualsGreaterThanToken = Token; - type EndOfFileToken = Token; + type EndOfFileToken = Token & JSDocContainer; type AtToken = Token; type ReadonlyToken = Token; + type AwaitKeywordToken = Token; type Modifier = Token | Token | Token | Token | Token | Token | Token | Token | Token | Token | Token; type ModifiersArray = NodeArray; interface Identifier extends PrimaryExpression { kind: SyntaxKind.Identifier; - text: string; + /** + * Prefer to use `id.unescapedText`. (Note: This is available only in services, not internally to the TypeScript compiler.) + * Text of identifier, but if the identifier begins with two underscores, this will begin with three. + */ + escapedText: __String; originalKeywordKind?: SyntaxKind; isInJSDocNamespace?: boolean; } @@ -463,9 +490,11 @@ declare namespace ts { type DeclarationName = Identifier | StringLiteral | NumericLiteral | ComputedPropertyName | BindingPattern; interface Declaration extends Node { _declarationBrand: any; + } + interface NamedDeclaration extends Declaration { name?: DeclarationName; } - interface DeclarationStatement extends Declaration, Statement { + interface DeclarationStatement extends NamedDeclaration, Statement { name?: Identifier | StringLiteral | NumericLiteral; } interface ComputedPropertyName extends Node { @@ -474,90 +503,101 @@ declare namespace ts { } interface Decorator extends Node { kind: SyntaxKind.Decorator; + parent?: NamedDeclaration; expression: LeftHandSideExpression; } - interface TypeParameterDeclaration extends Declaration { + interface TypeParameterDeclaration extends NamedDeclaration { kind: SyntaxKind.TypeParameter; + parent?: DeclarationWithTypeParameters; name: Identifier; constraint?: TypeNode; + default?: TypeNode; expression?: Expression; } - interface SignatureDeclaration extends Declaration { + interface SignatureDeclarationBase extends NamedDeclaration, JSDocContainer { + kind: SignatureDeclaration["kind"]; name?: PropertyName; typeParameters?: NodeArray; parameters: NodeArray; - type?: TypeNode; + type: TypeNode | undefined; } - interface CallSignatureDeclaration extends SignatureDeclaration, TypeElement { + type SignatureDeclaration = CallSignatureDeclaration | ConstructSignatureDeclaration | MethodSignature | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | JSDocFunctionType | FunctionDeclaration | MethodDeclaration | ConstructorDeclaration | AccessorDeclaration | FunctionExpression | ArrowFunction; + interface CallSignatureDeclaration extends SignatureDeclarationBase, TypeElement { kind: SyntaxKind.CallSignature; } - interface ConstructSignatureDeclaration extends SignatureDeclaration, TypeElement { + interface ConstructSignatureDeclaration extends SignatureDeclarationBase, TypeElement { kind: SyntaxKind.ConstructSignature; } type BindingName = Identifier | BindingPattern; - interface VariableDeclaration extends Declaration { + interface VariableDeclaration extends NamedDeclaration { kind: SyntaxKind.VariableDeclaration; - parent?: VariableDeclarationList; + parent?: VariableDeclarationList | CatchClause; name: BindingName; type?: TypeNode; initializer?: Expression; } interface VariableDeclarationList extends Node { kind: SyntaxKind.VariableDeclarationList; + parent?: VariableStatement | ForStatement | ForOfStatement | ForInStatement; declarations: NodeArray; } - interface ParameterDeclaration extends Declaration { + interface ParameterDeclaration extends NamedDeclaration, JSDocContainer { kind: SyntaxKind.Parameter; + parent?: SignatureDeclaration; dotDotDotToken?: DotDotDotToken; name: BindingName; questionToken?: QuestionToken; type?: TypeNode; initializer?: Expression; } - interface BindingElement extends Declaration { + interface BindingElement extends NamedDeclaration { kind: SyntaxKind.BindingElement; + parent?: BindingPattern; propertyName?: PropertyName; dotDotDotToken?: DotDotDotToken; name: BindingName; initializer?: Expression; } - interface PropertySignature extends TypeElement { - kind: SyntaxKind.PropertySignature | SyntaxKind.JSDocRecordMember; + interface PropertySignature extends TypeElement, JSDocContainer { + kind: SyntaxKind.PropertySignature; name: PropertyName; questionToken?: QuestionToken; type?: TypeNode; initializer?: Expression; } - interface PropertyDeclaration extends ClassElement { + interface PropertyDeclaration extends ClassElement, JSDocContainer { kind: SyntaxKind.PropertyDeclaration; questionToken?: QuestionToken; name: PropertyName; type?: TypeNode; initializer?: Expression; } - interface ObjectLiteralElement extends Declaration { + interface ObjectLiteralElement extends NamedDeclaration { _objectLiteralBrandBrand: any; name?: PropertyName; } - type ObjectLiteralElementLike = PropertyAssignment | ShorthandPropertyAssignment | MethodDeclaration | AccessorDeclaration | SpreadAssignment; - interface PropertyAssignment extends ObjectLiteralElement { + type ObjectLiteralElementLike = PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment | MethodDeclaration | AccessorDeclaration; + interface PropertyAssignment extends ObjectLiteralElement, JSDocContainer { + parent: ObjectLiteralExpression; kind: SyntaxKind.PropertyAssignment; name: PropertyName; questionToken?: QuestionToken; initializer: Expression; } - interface ShorthandPropertyAssignment extends ObjectLiteralElement { + interface ShorthandPropertyAssignment extends ObjectLiteralElement, JSDocContainer { + parent: ObjectLiteralExpression; kind: SyntaxKind.ShorthandPropertyAssignment; name: Identifier; questionToken?: QuestionToken; equalsToken?: Token; objectAssignmentInitializer?: Expression; } - interface SpreadAssignment extends ObjectLiteralElement { + interface SpreadAssignment extends ObjectLiteralElement, JSDocContainer { + parent: ObjectLiteralExpression; kind: SyntaxKind.SpreadAssignment; expression: Expression; } - interface VariableLikeDeclaration extends Declaration { + interface VariableLikeDeclaration extends NamedDeclaration { propertyName?: PropertyName; dotDotDotToken?: DotDotDotToken; name: DeclarationName; @@ -565,86 +605,95 @@ declare namespace ts { type?: TypeNode; initializer?: Expression; } - interface PropertyLikeDeclaration extends Declaration { + interface PropertyLikeDeclaration extends NamedDeclaration { name: PropertyName; } interface ObjectBindingPattern extends Node { kind: SyntaxKind.ObjectBindingPattern; + parent?: VariableDeclaration | ParameterDeclaration | BindingElement; elements: NodeArray; } interface ArrayBindingPattern extends Node { kind: SyntaxKind.ArrayBindingPattern; + parent?: VariableDeclaration | ParameterDeclaration | BindingElement; elements: NodeArray; } type BindingPattern = ObjectBindingPattern | ArrayBindingPattern; type ArrayBindingElement = BindingElement | OmittedExpression; /** * Several node kinds share function-like features such as a signature, - * a name, and a body. These nodes should extend FunctionLikeDeclaration. + * a name, and a body. These nodes should extend FunctionLikeDeclarationBase. * Examples: * - FunctionDeclaration * - MethodDeclaration * - AccessorDeclaration */ - interface FunctionLikeDeclaration extends SignatureDeclaration { + interface FunctionLikeDeclarationBase extends SignatureDeclarationBase { _functionLikeDeclarationBrand: any; asteriskToken?: AsteriskToken; questionToken?: QuestionToken; body?: Block | Expression; } - interface FunctionDeclaration extends FunctionLikeDeclaration, DeclarationStatement { + type FunctionLikeDeclaration = FunctionDeclaration | MethodDeclaration | ConstructorDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | FunctionExpression | ArrowFunction; + type FunctionLike = FunctionLikeDeclaration | FunctionTypeNode | ConstructorTypeNode | IndexSignatureDeclaration | MethodSignature | ConstructSignatureDeclaration | CallSignatureDeclaration; + interface FunctionDeclaration extends FunctionLikeDeclarationBase, DeclarationStatement { kind: SyntaxKind.FunctionDeclaration; name?: Identifier; body?: FunctionBody; } - interface MethodSignature extends SignatureDeclaration, TypeElement { + interface MethodSignature extends SignatureDeclarationBase, TypeElement { kind: SyntaxKind.MethodSignature; name: PropertyName; } - interface MethodDeclaration extends FunctionLikeDeclaration, ClassElement, ObjectLiteralElement { + interface MethodDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer { kind: SyntaxKind.MethodDeclaration; name: PropertyName; body?: FunctionBody; } - interface ConstructorDeclaration extends FunctionLikeDeclaration, ClassElement { + interface ConstructorDeclaration extends FunctionLikeDeclarationBase, ClassElement, JSDocContainer { kind: SyntaxKind.Constructor; + parent?: ClassDeclaration | ClassExpression; body?: FunctionBody; } + /** For when we encounter a semicolon in a class declaration. ES6 allows these as class elements. */ interface SemicolonClassElement extends ClassElement { kind: SyntaxKind.SemicolonClassElement; + parent?: ClassDeclaration | ClassExpression; } - interface GetAccessorDeclaration extends FunctionLikeDeclaration, ClassElement, ObjectLiteralElement { + interface GetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer { kind: SyntaxKind.GetAccessor; + parent?: ClassDeclaration | ClassExpression | ObjectLiteralExpression; name: PropertyName; body: FunctionBody; } - interface SetAccessorDeclaration extends FunctionLikeDeclaration, ClassElement, ObjectLiteralElement { + interface SetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer { kind: SyntaxKind.SetAccessor; + parent?: ClassDeclaration | ClassExpression | ObjectLiteralExpression; name: PropertyName; body: FunctionBody; } type AccessorDeclaration = GetAccessorDeclaration | SetAccessorDeclaration; - interface IndexSignatureDeclaration extends SignatureDeclaration, ClassElement, TypeElement { + interface IndexSignatureDeclaration extends SignatureDeclarationBase, ClassElement, TypeElement { kind: SyntaxKind.IndexSignature; + parent?: ClassDeclaration | ClassExpression | InterfaceDeclaration | TypeLiteralNode; } interface TypeNode extends Node { _typeNodeBrand: any; } interface KeywordTypeNode extends TypeNode { - kind: SyntaxKind.AnyKeyword | SyntaxKind.NumberKeyword | SyntaxKind.BooleanKeyword | SyntaxKind.StringKeyword | SyntaxKind.SymbolKeyword | SyntaxKind.VoidKeyword; + kind: SyntaxKind.AnyKeyword | SyntaxKind.NumberKeyword | SyntaxKind.ObjectKeyword | SyntaxKind.BooleanKeyword | SyntaxKind.StringKeyword | SyntaxKind.SymbolKeyword | SyntaxKind.ThisKeyword | SyntaxKind.VoidKeyword | SyntaxKind.UndefinedKeyword | SyntaxKind.NullKeyword | SyntaxKind.NeverKeyword; } interface ThisTypeNode extends TypeNode { kind: SyntaxKind.ThisType; } - interface FunctionOrConstructorTypeNode extends TypeNode, SignatureDeclaration { - kind: SyntaxKind.FunctionType | SyntaxKind.ConstructorType; - } - interface FunctionTypeNode extends FunctionOrConstructorTypeNode { + type FunctionOrConstructorTypeNode = FunctionTypeNode | ConstructorTypeNode; + interface FunctionTypeNode extends TypeNode, SignatureDeclarationBase { kind: SyntaxKind.FunctionType; } - interface ConstructorTypeNode extends FunctionOrConstructorTypeNode { + interface ConstructorTypeNode extends TypeNode, SignatureDeclarationBase { kind: SyntaxKind.ConstructorType; } + type TypeReferenceType = TypeReferenceNode | ExpressionWithTypeArguments; interface TypeReferenceNode extends TypeNode { kind: SyntaxKind.TypeReference; typeName: EntityName; @@ -652,6 +701,7 @@ declare namespace ts { } interface TypePredicateNode extends TypeNode { kind: SyntaxKind.TypePredicate; + parent?: SignatureDeclaration; parameterName: Identifier | ThisTypeNode; type: TypeNode; } @@ -671,15 +721,14 @@ declare namespace ts { kind: SyntaxKind.TupleType; elementTypes: NodeArray; } - interface UnionOrIntersectionTypeNode extends TypeNode { - kind: SyntaxKind.UnionType | SyntaxKind.IntersectionType; - types: NodeArray; - } - interface UnionTypeNode extends UnionOrIntersectionTypeNode { + type UnionOrIntersectionTypeNode = UnionTypeNode | IntersectionTypeNode; + interface UnionTypeNode extends TypeNode { kind: SyntaxKind.UnionType; + types: NodeArray; } - interface IntersectionTypeNode extends UnionOrIntersectionTypeNode { + interface IntersectionTypeNode extends TypeNode { kind: SyntaxKind.IntersectionType; + types: NodeArray; } interface ParenthesizedTypeNode extends TypeNode { kind: SyntaxKind.ParenthesizedType; @@ -704,37 +753,42 @@ declare namespace ts { } interface LiteralTypeNode extends TypeNode { kind: SyntaxKind.LiteralType; - literal: Expression; + literal: BooleanLiteral | LiteralExpression | PrefixUnaryExpression; } interface StringLiteral extends LiteralExpression { kind: SyntaxKind.StringLiteral; } interface Expression extends Node { _expressionBrand: any; - contextualType?: Type; } interface OmittedExpression extends Expression { kind: SyntaxKind.OmittedExpression; } + interface PartiallyEmittedExpression extends LeftHandSideExpression { + kind: SyntaxKind.PartiallyEmittedExpression; + expression: Expression; + } interface UnaryExpression extends Expression { _unaryExpressionBrand: any; } - interface IncrementExpression extends UnaryExpression { - _incrementExpressionBrand: any; + /** Deprecated, please use UpdateExpression */ + type IncrementExpression = UpdateExpression; + interface UpdateExpression extends UnaryExpression { + _updateExpressionBrand: any; } type PrefixUnaryOperator = SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken | SyntaxKind.PlusToken | SyntaxKind.MinusToken | SyntaxKind.TildeToken | SyntaxKind.ExclamationToken; - interface PrefixUnaryExpression extends IncrementExpression { + interface PrefixUnaryExpression extends UpdateExpression { kind: SyntaxKind.PrefixUnaryExpression; operator: PrefixUnaryOperator; operand: UnaryExpression; } type PostfixUnaryOperator = SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken; - interface PostfixUnaryExpression extends IncrementExpression { + interface PostfixUnaryExpression extends UpdateExpression { kind: SyntaxKind.PostfixUnaryExpression; operand: LeftHandSideExpression; operator: PostfixUnaryOperator; } - interface LeftHandSideExpression extends IncrementExpression { + interface LeftHandSideExpression extends UpdateExpression { _leftHandSideExpressionBrand: any; } interface MemberExpression extends LeftHandSideExpression { @@ -743,18 +797,21 @@ declare namespace ts { interface PrimaryExpression extends MemberExpression { _primaryExpressionBrand: any; } - interface NullLiteral extends PrimaryExpression { + interface NullLiteral extends PrimaryExpression, TypeNode { kind: SyntaxKind.NullKeyword; } - interface BooleanLiteral extends PrimaryExpression { + interface BooleanLiteral extends PrimaryExpression, TypeNode { kind: SyntaxKind.TrueKeyword | SyntaxKind.FalseKeyword; } - interface ThisExpression extends PrimaryExpression { + interface ThisExpression extends PrimaryExpression, KeywordTypeNode { kind: SyntaxKind.ThisKeyword; } interface SuperExpression extends PrimaryExpression { kind: SyntaxKind.SuperKeyword; } + interface ImportExpression extends PrimaryExpression { + kind: SyntaxKind.ImportKeyword; + } interface DeleteExpression extends UnaryExpression { kind: SyntaxKind.DeleteExpression; expression: UnaryExpression; @@ -831,12 +888,12 @@ declare namespace ts { } type FunctionBody = Block; type ConciseBody = FunctionBody | Expression; - interface FunctionExpression extends PrimaryExpression, FunctionLikeDeclaration { + interface FunctionExpression extends PrimaryExpression, FunctionLikeDeclarationBase, JSDocContainer { kind: SyntaxKind.FunctionExpression; name?: Identifier; body: FunctionBody; } - interface ArrowFunction extends Expression, FunctionLikeDeclaration { + interface ArrowFunction extends Expression, FunctionLikeDeclarationBase, JSDocContainer { kind: SyntaxKind.ArrowFunction; equalsGreaterThanToken: EqualsGreaterThanToken; body: ConciseBody; @@ -857,16 +914,18 @@ declare namespace ts { } interface NumericLiteral extends LiteralExpression { kind: SyntaxKind.NumericLiteral; - trailingComment?: string; } interface TemplateHead extends LiteralLikeNode { kind: SyntaxKind.TemplateHead; + parent?: TemplateExpression; } interface TemplateMiddle extends LiteralLikeNode { kind: SyntaxKind.TemplateMiddle; + parent?: TemplateSpan; } interface TemplateTail extends LiteralLikeNode { kind: SyntaxKind.TemplateTail; + parent?: TemplateSpan; } type TemplateLiteral = TemplateExpression | NoSubstitutionTemplateLiteral; interface TemplateExpression extends PrimaryExpression { @@ -876,10 +935,11 @@ declare namespace ts { } interface TemplateSpan extends Node { kind: SyntaxKind.TemplateSpan; + parent?: TemplateExpression; expression: Expression; literal: TemplateMiddle | TemplateTail; } - interface ParenthesizedExpression extends PrimaryExpression { + interface ParenthesizedExpression extends PrimaryExpression, JSDocContainer { kind: SyntaxKind.ParenthesizedExpression; expression: Expression; } @@ -889,23 +949,24 @@ declare namespace ts { } interface SpreadElement extends Expression { kind: SyntaxKind.SpreadElement; + parent?: ArrayLiteralExpression | CallExpression | NewExpression; expression: Expression; } /** - * This interface is a base interface for ObjectLiteralExpression and JSXAttributes to extend from. JSXAttributes is similar to - * ObjectLiteralExpression in that it contains array of properties; however, JSXAttributes' properties can only be - * JSXAttribute or JSXSpreadAttribute. ObjectLiteralExpression, on the other hand, can only have properties of type - * ObjectLiteralElement (e.g. PropertyAssignment, ShorthandPropertyAssignment etc.) - **/ + * This interface is a base interface for ObjectLiteralExpression and JSXAttributes to extend from. JSXAttributes is similar to + * ObjectLiteralExpression in that it contains array of properties; however, JSXAttributes' properties can only be + * JSXAttribute or JSXSpreadAttribute. ObjectLiteralExpression, on the other hand, can only have properties of type + * ObjectLiteralElement (e.g. PropertyAssignment, ShorthandPropertyAssignment etc.) + */ interface ObjectLiteralExpressionBase extends PrimaryExpression, Declaration { properties: NodeArray; } interface ObjectLiteralExpression extends ObjectLiteralExpressionBase { kind: SyntaxKind.ObjectLiteralExpression; } - type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression; + type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression | ParenthesizedExpression; type EntityNameOrEntityNameExpression = EntityName | EntityNameExpression; - interface PropertyAccessExpression extends MemberExpression, Declaration { + interface PropertyAccessExpression extends MemberExpression, NamedDeclaration { kind: SyntaxKind.PropertyAccessExpression; expression: LeftHandSideExpression; name: Identifier; @@ -936,8 +997,12 @@ declare namespace ts { interface SuperCall extends CallExpression { expression: SuperExpression; } + interface ImportCall extends CallExpression { + expression: ImportExpression; + } interface ExpressionWithTypeArguments extends TypeNode { kind: SyntaxKind.ExpressionWithTypeArguments; + parent?: HeritageClause; expression: LeftHandSideExpression; typeArguments?: NodeArray; } @@ -945,14 +1010,14 @@ declare namespace ts { kind: SyntaxKind.NewExpression; expression: LeftHandSideExpression; typeArguments?: NodeArray; - arguments: NodeArray; + arguments?: NodeArray; } interface TaggedTemplateExpression extends MemberExpression { kind: SyntaxKind.TaggedTemplateExpression; tag: LeftHandSideExpression; template: TemplateLiteral; } - type CallLikeExpression = CallExpression | NewExpression | TaggedTemplateExpression | Decorator; + type CallLikeExpression = CallExpression | NewExpression | TaggedTemplateExpression | Decorator | JsxOpeningLikeElement; interface AsExpression extends Expression { kind: SyntaxKind.AsExpression; expression: Expression; @@ -968,49 +1033,75 @@ declare namespace ts { kind: SyntaxKind.NonNullExpression; expression: Expression; } + interface MetaProperty extends PrimaryExpression { + kind: SyntaxKind.MetaProperty; + keywordToken: SyntaxKind.NewKeyword; + name: Identifier; + } interface JsxElement extends PrimaryExpression { kind: SyntaxKind.JsxElement; openingElement: JsxOpeningElement; children: NodeArray; closingElement: JsxClosingElement; } + type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement; + type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute; type JsxTagNameExpression = PrimaryExpression | PropertyAccessExpression; + interface JsxAttributes extends ObjectLiteralExpressionBase { + parent?: JsxOpeningLikeElement; + } interface JsxOpeningElement extends Expression { kind: SyntaxKind.JsxOpeningElement; + parent?: JsxElement; tagName: JsxTagNameExpression; - attributes: NodeArray; + attributes: JsxAttributes; } interface JsxSelfClosingElement extends PrimaryExpression { kind: SyntaxKind.JsxSelfClosingElement; tagName: JsxTagNameExpression; - attributes: NodeArray; + attributes: JsxAttributes; } - type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement; - type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute; - interface JsxAttribute extends Node { + interface JsxAttribute extends ObjectLiteralElement { kind: SyntaxKind.JsxAttribute; + parent?: JsxAttributes; name: Identifier; initializer?: StringLiteral | JsxExpression; } - interface JsxSpreadAttribute extends Node { + interface JsxSpreadAttribute extends ObjectLiteralElement { kind: SyntaxKind.JsxSpreadAttribute; + parent?: JsxAttributes; expression: Expression; } interface JsxClosingElement extends Node { kind: SyntaxKind.JsxClosingElement; + parent?: JsxElement; tagName: JsxTagNameExpression; } interface JsxExpression extends Expression { kind: SyntaxKind.JsxExpression; + parent?: JsxElement | JsxAttributeLike; + dotDotDotToken?: Token; expression?: Expression; } interface JsxText extends Node { kind: SyntaxKind.JsxText; + containsOnlyWhiteSpaces: boolean; + parent?: JsxElement; } type JsxChild = JsxText | JsxExpression | JsxElement | JsxSelfClosingElement; interface Statement extends Node { _statementBrand: any; } + interface NotEmittedStatement extends Statement { + kind: SyntaxKind.NotEmittedStatement; + } + /** + * A list of comma-seperated expressions. This node is only created by transformations. + */ + interface CommaListExpression extends Expression { + kind: SyntaxKind.CommaListExpression; + elements: NodeArray; + } interface EmptyStatement extends Statement { kind: SyntaxKind.EmptyStatement; } @@ -1021,16 +1112,16 @@ declare namespace ts { kind: SyntaxKind.MissingDeclaration; name?: Identifier; } - type BlockLike = SourceFile | Block | ModuleBlock | CaseClause; + type BlockLike = SourceFile | Block | ModuleBlock | CaseOrDefaultClause; interface Block extends Statement { kind: SyntaxKind.Block; statements: NodeArray; } - interface VariableStatement extends Statement { + interface VariableStatement extends Statement, JSDocContainer { kind: SyntaxKind.VariableStatement; declarationList: VariableDeclarationList; } - interface ExpressionStatement extends Statement { + interface ExpressionStatement extends Statement, JSDocContainer { kind: SyntaxKind.ExpressionStatement; expression: Expression; } @@ -1058,6 +1149,7 @@ declare namespace ts { condition?: Expression; incrementor?: Expression; } + type ForInOrOfStatement = ForInStatement | ForOfStatement; interface ForInStatement extends IterationStatement { kind: SyntaxKind.ForInStatement; initializer: ForInitializer; @@ -1065,6 +1157,7 @@ declare namespace ts { } interface ForOfStatement extends IterationStatement { kind: SyntaxKind.ForOfStatement; + awaitModifier?: AwaitKeywordToken; initializer: ForInitializer; expression: Expression; } @@ -1094,19 +1187,22 @@ declare namespace ts { } interface CaseBlock extends Node { kind: SyntaxKind.CaseBlock; + parent?: SwitchStatement; clauses: NodeArray; } interface CaseClause extends Node { kind: SyntaxKind.CaseClause; + parent?: CaseBlock; expression: Expression; statements: NodeArray; } interface DefaultClause extends Node { kind: SyntaxKind.DefaultClause; + parent?: CaseBlock; statements: NodeArray; } type CaseOrDefaultClause = CaseClause | DefaultClause; - interface LabeledStatement extends Statement { + interface LabeledStatement extends Statement, JSDocContainer { kind: SyntaxKind.LabeledStatement; label: Identifier; statement: Statement; @@ -1123,33 +1219,36 @@ declare namespace ts { } interface CatchClause extends Node { kind: SyntaxKind.CatchClause; - variableDeclaration: VariableDeclaration; + parent?: TryStatement; + variableDeclaration?: VariableDeclaration; block: Block; } - type DeclarationWithTypeParameters = SignatureDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration; - interface ClassLikeDeclaration extends Declaration { + type DeclarationWithTypeParameters = SignatureDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration | JSDocTemplateTag; + interface ClassLikeDeclarationBase extends NamedDeclaration, JSDocContainer { + kind: SyntaxKind.ClassDeclaration | SyntaxKind.ClassExpression; name?: Identifier; typeParameters?: NodeArray; heritageClauses?: NodeArray; members: NodeArray; } - interface ClassDeclaration extends ClassLikeDeclaration, DeclarationStatement { + interface ClassDeclaration extends ClassLikeDeclarationBase, DeclarationStatement { kind: SyntaxKind.ClassDeclaration; name?: Identifier; } - interface ClassExpression extends ClassLikeDeclaration, PrimaryExpression { + interface ClassExpression extends ClassLikeDeclarationBase, PrimaryExpression { kind: SyntaxKind.ClassExpression; } - interface ClassElement extends Declaration { + type ClassLikeDeclaration = ClassDeclaration | ClassExpression; + interface ClassElement extends NamedDeclaration { _classElementBrand: any; name?: PropertyName; } - interface TypeElement extends Declaration { + interface TypeElement extends NamedDeclaration { _typeElementBrand: any; name?: PropertyName; questionToken?: QuestionToken; } - interface InterfaceDeclaration extends DeclarationStatement { + interface InterfaceDeclaration extends DeclarationStatement, JSDocContainer { kind: SyntaxKind.InterfaceDeclaration; name: Identifier; typeParameters?: NodeArray; @@ -1158,114 +1257,146 @@ declare namespace ts { } interface HeritageClause extends Node { kind: SyntaxKind.HeritageClause; - token: SyntaxKind; - types?: NodeArray; + parent?: InterfaceDeclaration | ClassDeclaration | ClassExpression; + token: SyntaxKind.ExtendsKeyword | SyntaxKind.ImplementsKeyword; + types: NodeArray; } - interface TypeAliasDeclaration extends DeclarationStatement { + interface TypeAliasDeclaration extends DeclarationStatement, JSDocContainer { kind: SyntaxKind.TypeAliasDeclaration; name: Identifier; typeParameters?: NodeArray; type: TypeNode; } - interface EnumMember extends Declaration { + interface EnumMember extends NamedDeclaration, JSDocContainer { kind: SyntaxKind.EnumMember; + parent?: EnumDeclaration; name: PropertyName; initializer?: Expression; } - interface EnumDeclaration extends DeclarationStatement { + interface EnumDeclaration extends DeclarationStatement, JSDocContainer { kind: SyntaxKind.EnumDeclaration; name: Identifier; members: NodeArray; } - type ModuleBody = ModuleBlock | ModuleDeclaration; type ModuleName = Identifier | StringLiteral; - interface ModuleDeclaration extends DeclarationStatement { + type ModuleBody = NamespaceBody | JSDocNamespaceBody; + interface ModuleDeclaration extends DeclarationStatement, JSDocContainer { kind: SyntaxKind.ModuleDeclaration; - name: Identifier | StringLiteral; - body?: ModuleBlock | NamespaceDeclaration | JSDocNamespaceDeclaration | Identifier; + parent?: ModuleBody | SourceFile; + name: ModuleName; + body?: ModuleBody | JSDocNamespaceDeclaration; } + type NamespaceBody = ModuleBlock | NamespaceDeclaration; interface NamespaceDeclaration extends ModuleDeclaration { name: Identifier; - body: ModuleBlock | NamespaceDeclaration; + body: NamespaceBody; } + type JSDocNamespaceBody = Identifier | JSDocNamespaceDeclaration; interface JSDocNamespaceDeclaration extends ModuleDeclaration { name: Identifier; - body: JSDocNamespaceDeclaration | Identifier; + body: JSDocNamespaceBody; } interface ModuleBlock extends Node, Statement { kind: SyntaxKind.ModuleBlock; + parent?: ModuleDeclaration; statements: NodeArray; } type ModuleReference = EntityName | ExternalModuleReference; - interface ImportEqualsDeclaration extends DeclarationStatement { + /** + * One of: + * - import x = require("mod"); + * - import x = M.x; + */ + interface ImportEqualsDeclaration extends DeclarationStatement, JSDocContainer { kind: SyntaxKind.ImportEqualsDeclaration; + parent?: SourceFile | ModuleBlock; name: Identifier; moduleReference: ModuleReference; } interface ExternalModuleReference extends Node { kind: SyntaxKind.ExternalModuleReference; + parent?: ImportEqualsDeclaration; expression?: Expression; } interface ImportDeclaration extends Statement { kind: SyntaxKind.ImportDeclaration; + parent?: SourceFile | ModuleBlock; importClause?: ImportClause; + /** If this is not a StringLiteral it will be a grammar error. */ moduleSpecifier: Expression; } type NamedImportBindings = NamespaceImport | NamedImports; - interface ImportClause extends Declaration { + interface ImportClause extends NamedDeclaration { kind: SyntaxKind.ImportClause; + parent?: ImportDeclaration; name?: Identifier; namedBindings?: NamedImportBindings; } - interface NamespaceImport extends Declaration { + interface NamespaceImport extends NamedDeclaration { kind: SyntaxKind.NamespaceImport; + parent?: ImportClause; name: Identifier; } interface NamespaceExportDeclaration extends DeclarationStatement { kind: SyntaxKind.NamespaceExportDeclaration; name: Identifier; - moduleReference: LiteralLikeNode; } interface ExportDeclaration extends DeclarationStatement { kind: SyntaxKind.ExportDeclaration; + parent?: SourceFile | ModuleBlock; exportClause?: NamedExports; + /** If this is not a StringLiteral it will be a grammar error. */ moduleSpecifier?: Expression; } interface NamedImports extends Node { kind: SyntaxKind.NamedImports; + parent?: ImportClause; elements: NodeArray; } interface NamedExports extends Node { kind: SyntaxKind.NamedExports; + parent?: ExportDeclaration; elements: NodeArray; } type NamedImportsOrExports = NamedImports | NamedExports; - interface ImportSpecifier extends Declaration { + interface ImportSpecifier extends NamedDeclaration { kind: SyntaxKind.ImportSpecifier; + parent?: NamedImports; propertyName?: Identifier; name: Identifier; } - interface ExportSpecifier extends Declaration { + interface ExportSpecifier extends NamedDeclaration { kind: SyntaxKind.ExportSpecifier; + parent?: NamedExports; propertyName?: Identifier; name: Identifier; } type ImportOrExportSpecifier = ImportSpecifier | ExportSpecifier; interface ExportAssignment extends DeclarationStatement { kind: SyntaxKind.ExportAssignment; + parent?: SourceFile; isExportEquals?: boolean; expression: Expression; } interface FileReference extends TextRange { fileName: string; } + interface CheckJsDirective extends TextRange { + enabled: boolean; + } + type CommentKind = SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia; interface CommentRange extends TextRange { hasTrailingNewLine?: boolean; - kind: SyntaxKind; + kind: CommentKind; } - interface JSDocTypeExpression extends Node { + interface SynthesizedComment extends CommentRange { + text: string; + pos: -1; + end: -1; + } + interface JSDocTypeExpression extends TypeNode { kind: SyntaxKind.JSDocTypeExpression; - type: JSDocType; + type: TypeNode; } interface JSDocType extends TypeNode { _jsDocTypeBrand: any; @@ -1276,72 +1407,34 @@ declare namespace ts { interface JSDocUnknownType extends JSDocType { kind: SyntaxKind.JSDocUnknownType; } - interface JSDocArrayType extends JSDocType { - kind: SyntaxKind.JSDocArrayType; - elementType: JSDocType; - } - interface JSDocUnionType extends JSDocType { - kind: SyntaxKind.JSDocUnionType; - types: NodeArray; - } - interface JSDocTupleType extends JSDocType { - kind: SyntaxKind.JSDocTupleType; - types: NodeArray; - } interface JSDocNonNullableType extends JSDocType { kind: SyntaxKind.JSDocNonNullableType; - type: JSDocType; + type: TypeNode; } interface JSDocNullableType extends JSDocType { kind: SyntaxKind.JSDocNullableType; - type: JSDocType; - } - interface JSDocRecordType extends JSDocType { - kind: SyntaxKind.JSDocRecordType; - literal: TypeLiteralNode; - } - interface JSDocTypeReference extends JSDocType { - kind: SyntaxKind.JSDocTypeReference; - name: EntityName; - typeArguments: NodeArray; + type: TypeNode; } interface JSDocOptionalType extends JSDocType { kind: SyntaxKind.JSDocOptionalType; - type: JSDocType; + type: TypeNode; } - interface JSDocFunctionType extends JSDocType, SignatureDeclaration { + interface JSDocFunctionType extends JSDocType, SignatureDeclarationBase { kind: SyntaxKind.JSDocFunctionType; - parameters: NodeArray; - type: JSDocType; } interface JSDocVariadicType extends JSDocType { kind: SyntaxKind.JSDocVariadicType; - type: JSDocType; - } - interface JSDocConstructorType extends JSDocType { - kind: SyntaxKind.JSDocConstructorType; - type: JSDocType; - } - interface JSDocThisType extends JSDocType { - kind: SyntaxKind.JSDocThisType; - type: JSDocType; - } - interface JSDocLiteralType extends JSDocType { - kind: SyntaxKind.JSDocLiteralType; - literal: LiteralTypeNode; - } - type JSDocTypeReferencingNode = JSDocThisType | JSDocConstructorType | JSDocVariadicType | JSDocOptionalType | JSDocNullableType | JSDocNonNullableType; - interface JSDocRecordMember extends PropertySignature { - kind: SyntaxKind.JSDocRecordMember; - name: Identifier | StringLiteral | NumericLiteral; - type?: JSDocType; + type: TypeNode; } + type JSDocTypeReferencingNode = JSDocVariadicType | JSDocOptionalType | JSDocNullableType | JSDocNonNullableType; interface JSDoc extends Node { kind: SyntaxKind.JSDocComment; + parent?: HasJSDoc; tags: NodeArray | undefined; comment: string | undefined; } interface JSDocTag extends Node { + parent: JSDoc; atToken: AtToken; tagName: Identifier; comment: string | undefined; @@ -1349,9 +1442,18 @@ declare namespace ts { interface JSDocUnknownTag extends JSDocTag { kind: SyntaxKind.JSDocTag; } + /** + * Note that `@extends` is a synonym of `@augments`. + * Both tags are represented by this interface. + */ interface JSDocAugmentsTag extends JSDocTag { kind: SyntaxKind.JSDocAugmentsTag; - typeExpression: JSDocTypeExpression; + class: ExpressionWithTypeArguments & { + expression: Identifier | PropertyAccessEntityNameExpression; + }; + } + interface JSDocClassTag extends JSDocTag { + kind: SyntaxKind.JSDocClassTag; } interface JSDocTemplateTag extends JSDocTag { kind: SyntaxKind.JSDocTemplateTag; @@ -1365,33 +1467,32 @@ declare namespace ts { kind: SyntaxKind.JSDocTypeTag; typeExpression: JSDocTypeExpression; } - interface JSDocTypedefTag extends JSDocTag, Declaration { + interface JSDocTypedefTag extends JSDocTag, NamedDeclaration { + parent: JSDoc; kind: SyntaxKind.JSDocTypedefTag; fullName?: JSDocNamespaceDeclaration | Identifier; name?: Identifier; + typeExpression?: JSDocTypeExpression | JSDocTypeLiteral; + } + interface JSDocPropertyLikeTag extends JSDocTag, Declaration { + parent: JSDoc; + name: EntityName; typeExpression?: JSDocTypeExpression; - jsDocTypeLiteral?: JSDocTypeLiteral; + /** Whether the property name came before the type -- non-standard for JSDoc, but Typescript-like */ + isNameFirst: boolean; + isBracketed: boolean; } - interface JSDocPropertyTag extends JSDocTag, TypeElement { + interface JSDocPropertyTag extends JSDocPropertyLikeTag { kind: SyntaxKind.JSDocPropertyTag; - name: Identifier; - typeExpression: JSDocTypeExpression; + } + interface JSDocParameterTag extends JSDocPropertyLikeTag { + kind: SyntaxKind.JSDocParameterTag; } interface JSDocTypeLiteral extends JSDocType { kind: SyntaxKind.JSDocTypeLiteral; - jsDocPropertyTags?: NodeArray; - jsDocTypeTag?: JSDocTypeTag; - } - interface JSDocParameterTag extends JSDocTag { - kind: SyntaxKind.JSDocParameterTag; - /** the parameter name, if provided *before* the type (TypeScript-style) */ - preParameterName?: Identifier; - typeExpression?: JSDocTypeExpression; - /** the parameter name, if provided *after* the type (JSDoc-standard) */ - postParameterName?: Identifier; - /** the parameter name, regardless of the location it was provided */ - parameterName: Identifier; - isBracketed: boolean; + jsDocPropertyTags?: ReadonlyArray; + /** If true, then this type literal represents an *array* of its type. */ + isArrayType?: boolean; } enum FlowFlags { Unreachable = 1, @@ -1405,34 +1506,47 @@ declare namespace ts { ArrayMutation = 256, Referenced = 512, Shared = 1024, + PreFinally = 2048, + AfterFinally = 4096, Label = 12, Condition = 96, } - interface FlowNode { + interface FlowLock { + locked?: boolean; + } + interface AfterFinallyFlow extends FlowNodeBase, FlowLock { + antecedent: FlowNode; + } + interface PreFinallyFlow extends FlowNodeBase { + antecedent: FlowNode; + lock: FlowLock; + } + type FlowNode = AfterFinallyFlow | PreFinallyFlow | FlowStart | FlowLabel | FlowAssignment | FlowCondition | FlowSwitchClause | FlowArrayMutation; + interface FlowNodeBase { flags: FlowFlags; id?: number; } - interface FlowStart extends FlowNode { + interface FlowStart extends FlowNodeBase { container?: FunctionExpression | ArrowFunction | MethodDeclaration; } - interface FlowLabel extends FlowNode { + interface FlowLabel extends FlowNodeBase { antecedents: FlowNode[]; } - interface FlowAssignment extends FlowNode { + interface FlowAssignment extends FlowNodeBase { node: Expression | VariableDeclaration | BindingElement; antecedent: FlowNode; } - interface FlowCondition extends FlowNode { + interface FlowCondition extends FlowNodeBase { expression: Expression; antecedent: FlowNode; } - interface FlowSwitchClause extends FlowNode { + interface FlowSwitchClause extends FlowNodeBase { switchStatement: SwitchStatement; clauseStart: number; clauseEnd: number; antecedent: FlowNode; } - interface FlowArrayMutation extends FlowNode { + interface FlowArrayMutation extends FlowNodeBase { node: CallExpression | BinaryExpression; antecedent: FlowNode; } @@ -1450,12 +1564,11 @@ declare namespace ts { statements: NodeArray; endOfFileToken: Token; fileName: string; - path: Path; text: string; - amdDependencies: AmdDependency[]; + amdDependencies: ReadonlyArray; moduleName: string; - referencedFiles: FileReference[]; - typeReferenceDirectives: FileReference[]; + referencedFiles: ReadonlyArray; + typeReferenceDirectives: ReadonlyArray; languageVariant: LanguageVariant; isDeclarationFile: boolean; /** @@ -1469,6 +1582,14 @@ declare namespace ts { hasNoDefaultLib: boolean; languageVersion: ScriptTarget; } + interface Bundle extends Node { + kind: SyntaxKind.Bundle; + sourceFiles: ReadonlyArray; + } + interface JsonSourceFile extends SourceFile { + jsonObject?: ObjectLiteralExpression; + extendedSourceFiles?: string[]; + } interface ScriptReferenceHost { getCompilerOptions(): CompilerOptions; getSourceFile(fileName: string): SourceFile; @@ -1477,16 +1598,16 @@ declare namespace ts { } interface ParseConfigHost { useCaseSensitiveFileNames: boolean; - readDirectory(rootDir: string, extensions: string[], excludes: string[], includes: string[]): string[]; + readDirectory(rootDir: string, extensions: ReadonlyArray, excludes: ReadonlyArray, includes: ReadonlyArray, depth: number): string[]; /** - * Gets a value indicating whether the specified path exists and is a file. - * @param path The path to test. - */ + * Gets a value indicating whether the specified path exists and is a file. + * @param path The path to test. + */ fileExists(path: string): boolean; - readFile(path: string): string; + readFile(path: string): string | undefined; } interface WriteFileCallback { - (fileName: string, data: string, writeByteOrderMark: boolean, onError?: (message: string) => void, sourceFiles?: SourceFile[]): void; + (fileName: string, data: string, writeByteOrderMark: boolean, onError: ((message: string) => void) | undefined, sourceFiles: ReadonlyArray): void; } class OperationCanceledException { } @@ -1499,11 +1620,11 @@ declare namespace ts { /** * Get a list of root file names that were passed to a 'createProgram' */ - getRootFileNames(): string[]; + getRootFileNames(): ReadonlyArray; /** * Get a list of files in the program */ - getSourceFiles(): SourceFile[]; + getSourceFiles(): ReadonlyArray; /** * Emits the JavaScript and declaration files. If targetSourceFile is not specified, then * the JavaScript and declaration files will be produced for all the files in this program. @@ -1514,16 +1635,23 @@ declare namespace ts { * used for writing the JavaScript and declaration files. Otherwise, the writeFile parameter * will be invoked when writing the JavaScript and declaration files. */ - emit(targetSourceFile?: SourceFile, writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean): EmitResult; - getOptionsDiagnostics(cancellationToken?: CancellationToken): Diagnostic[]; - getGlobalDiagnostics(cancellationToken?: CancellationToken): Diagnostic[]; - getSyntacticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[]; - getSemanticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[]; - getDeclarationDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[]; + emit(targetSourceFile?: SourceFile, writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean, customTransformers?: CustomTransformers): EmitResult; + getOptionsDiagnostics(cancellationToken?: CancellationToken): ReadonlyArray; + getGlobalDiagnostics(cancellationToken?: CancellationToken): ReadonlyArray; + getSyntacticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): ReadonlyArray; + getSemanticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): ReadonlyArray; + getDeclarationDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): ReadonlyArray; /** - * Gets a type checker that can be used to semantically analyze source fils in the program. + * Gets a type checker that can be used to semantically analyze source files in the program. */ getTypeChecker(): TypeChecker; + isSourceFileFromExternalLibrary(file: SourceFile): boolean; + } + interface CustomTransformers { + /** Custom transformers to evaluate before built-in transformations. */ + before?: TransformerFactory[]; + /** Custom transformers to evaluate after built-in transformations. */ + after?: TransformerFactory[]; } interface SourceMapSpan { /** Line number in the .js file. */ @@ -1560,53 +1688,104 @@ declare namespace ts { interface EmitResult { emitSkipped: boolean; /** Contains declaration emit diagnostics */ - diagnostics: Diagnostic[]; + diagnostics: ReadonlyArray; emittedFiles: string[]; } interface TypeChecker { getTypeOfSymbolAtLocation(symbol: Symbol, node: Node): Type; getDeclaredTypeOfSymbol(symbol: Symbol): Type; getPropertiesOfType(type: Type): Symbol[]; - getPropertyOfType(type: Type, propertyName: string): Symbol; + getPropertyOfType(type: Type, propertyName: string): Symbol | undefined; + getIndexInfoOfType(type: Type, kind: IndexKind): IndexInfo | undefined; getSignaturesOfType(type: Type, kind: SignatureKind): Signature[]; - getIndexTypeOfType(type: Type, kind: IndexKind): Type; - getBaseTypes(type: InterfaceType): ObjectType[]; + getIndexTypeOfType(type: Type, kind: IndexKind): Type | undefined; + getBaseTypes(type: InterfaceType): BaseType[]; + getBaseTypeOfLiteralType(type: Type): Type; + getWidenedType(type: Type): Type; getReturnTypeOfSignature(signature: Signature): Type; + getNullableType(type: Type, flags: TypeFlags): Type; getNonNullableType(type: Type): Type; + /** Note that the resulting nodes cannot be checked. */ + typeToTypeNode(type: Type, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): TypeNode; + /** Note that the resulting nodes cannot be checked. */ + signatureToSignatureDeclaration(signature: Signature, kind: SyntaxKind, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): SignatureDeclaration; + /** Note that the resulting nodes cannot be checked. */ + indexInfoToIndexSignatureDeclaration(indexInfo: IndexInfo, kind: IndexKind, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): IndexSignatureDeclaration; getSymbolsInScope(location: Node, meaning: SymbolFlags): Symbol[]; - getSymbolAtLocation(node: Node): Symbol; + getSymbolAtLocation(node: Node): Symbol | undefined; getSymbolsOfParameterPropertyDeclaration(parameter: ParameterDeclaration, parameterName: string): Symbol[]; - getShorthandAssignmentValueSymbol(location: Node): Symbol; - getExportSpecifierLocalTargetSymbol(location: ExportSpecifier): Symbol; - getPropertySymbolOfDestructuringAssignment(location: Identifier): Symbol; + getShorthandAssignmentValueSymbol(location: Node): Symbol | undefined; + getExportSpecifierLocalTargetSymbol(location: ExportSpecifier): Symbol | undefined; + /** + * If a symbol is a local symbol with an associated exported symbol, returns the exported symbol. + * Otherwise returns its input. + * For example, at `export type T = number;`: + * - `getSymbolAtLocation` at the location `T` will return the exported symbol for `T`. + * - But the result of `getSymbolsInScope` will contain the *local* symbol for `T`, not the exported symbol. + * - Calling `getExportSymbolOfSymbol` on that local symbol will return the exported symbol. + */ + getExportSymbolOfSymbol(symbol: Symbol): Symbol; + getPropertySymbolOfDestructuringAssignment(location: Identifier): Symbol | undefined; getTypeAtLocation(node: Node): Type; + getTypeFromTypeNode(node: TypeNode): Type; + signatureToString(signature: Signature, enclosingDeclaration?: Node, flags?: TypeFormatFlags, kind?: SignatureKind): string; typeToString(type: Type, enclosingDeclaration?: Node, flags?: TypeFormatFlags): string; symbolToString(symbol: Symbol, enclosingDeclaration?: Node, meaning?: SymbolFlags): string; + /** + * @deprecated Use the createX factory functions or XToY typechecker methods and `createPrinter` or the `xToString` methods instead + * This will be removed in a future version. + */ getSymbolDisplayBuilder(): SymbolDisplayBuilder; getFullyQualifiedName(symbol: Symbol): string; getAugmentedPropertiesOfType(type: Type): Symbol[]; getRootSymbols(symbol: Symbol): Symbol[]; - getContextualType(node: Expression): Type; - getResolvedSignature(node: CallLikeExpression, candidatesOutArray?: Signature[]): Signature; - getSignatureFromDeclaration(declaration: SignatureDeclaration): Signature; - isImplementationOfOverload(node: FunctionLikeDeclaration): boolean; + getContextualType(node: Expression): Type | undefined; + /** + * returns unknownSignature in the case of an error. + * @param argumentCount Apparent number of arguments, passed in case of a possibly incomplete call. This should come from an ArgumentListInfo. See `signatureHelp.ts`. + */ + getResolvedSignature(node: CallLikeExpression, candidatesOutArray?: Signature[], argumentCount?: number): Signature; + getSignatureFromDeclaration(declaration: SignatureDeclaration): Signature | undefined; + isImplementationOfOverload(node: FunctionLike): boolean | undefined; isUndefinedSymbol(symbol: Symbol): boolean; isArgumentsSymbol(symbol: Symbol): boolean; isUnknownSymbol(symbol: Symbol): boolean; - getConstantValue(node: EnumMember | PropertyAccessExpression | ElementAccessExpression): number; + getConstantValue(node: EnumMember | PropertyAccessExpression | ElementAccessExpression): string | number | undefined; isValidPropertyAccess(node: PropertyAccessExpression | QualifiedName, propertyName: string): boolean; + /** Follow all aliases to get the original symbol. */ getAliasedSymbol(symbol: Symbol): Symbol; getExportsOfModule(moduleSymbol: Symbol): Symbol[]; - getJsxElementAttributesType(elementNode: JsxOpeningLikeElement): Type; + getAllAttributesTypeFromJsxOpeningLikeElement(elementNode: JsxOpeningLikeElement): Type | undefined; getJsxIntrinsicTagNames(): Symbol[]; isOptionalParameter(node: ParameterDeclaration): boolean; getAmbientModules(): Symbol[]; tryGetMemberInModuleExports(memberName: string, moduleSymbol: Symbol): Symbol | undefined; + getApparentType(type: Type): Type; + getSuggestionForNonexistentProperty(node: Identifier, containingType: Type): string | undefined; + getSuggestionForNonexistentSymbol(location: Node, name: string, meaning: SymbolFlags): string | undefined; + } + enum NodeBuilderFlags { + None = 0, + NoTruncation = 1, + WriteArrayAsGenericType = 2, + WriteTypeArgumentsOfSignature = 32, + UseFullyQualifiedType = 64, + SuppressAnyReturnType = 256, + WriteTypeParametersInQualifiedName = 512, + AllowThisInObjectLiteral = 1024, + AllowQualifedNameInPlaceOfIdentifier = 2048, + AllowAnonymousIdentifier = 8192, + AllowEmptyUnionOrIntersection = 16384, + AllowEmptyTuple = 32768, + IgnoreErrors = 60416, + InObjectTypeLiteral = 1048576, + InTypeAlias = 8388608, } interface SymbolDisplayBuilder { buildTypeDisplay(type: Type, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void; buildSymbolDisplay(symbol: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, meaning?: SymbolFlags, flags?: SymbolFormatFlags): void; - buildSignatureDisplay(signatures: Signature, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags, kind?: SignatureKind): void; + buildSignatureDisplay(signature: Signature, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags, kind?: SignatureKind): void; + buildIndexSignatureDisplay(info: IndexInfo, writer: SymbolWriter, kind: IndexKind, enclosingDeclaration?: Node, globalFlags?: TypeFormatFlags, symbolStack?: Symbol[]): void; buildParameterDisplay(parameter: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void; buildTypeParameterDisplay(tp: TypeParameter, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void; buildTypePredicateDisplay(predicate: TypePredicate, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void; @@ -1630,20 +1809,25 @@ declare namespace ts { clear(): void; trackSymbol(symbol: Symbol, enclosingDeclaration?: Node, meaning?: SymbolFlags): void; reportInaccessibleThisError(): void; + reportPrivateInBaseOfClassExpression(propertyName: string): void; } enum TypeFormatFlags { None = 0, WriteArrayAsGenericType = 1, - UseTypeOfFunction = 2, - NoTruncation = 4, - WriteArrowStyleSignature = 8, - WriteOwnNameForAnyLike = 16, - WriteTypeArgumentsOfSignature = 32, - InElementType = 64, - UseFullyQualifiedType = 128, - InFirstTypeArgument = 256, - InTypeAlias = 512, - UseTypeAliasValue = 1024, + UseTypeOfFunction = 4, + NoTruncation = 8, + WriteArrowStyleSignature = 16, + WriteOwnNameForAnyLike = 32, + WriteTypeArgumentsOfSignature = 64, + InElementType = 128, + UseFullyQualifiedType = 256, + InFirstTypeArgument = 512, + InTypeAlias = 1024, + SuppressAnyReturnType = 4096, + AddUndefined = 8192, + WriteClassExpressionAsTypeLiteral = 16384, + InArrayType = 32768, + UseAliasDefinedOutsideCurrentScope = 65536, } enum SymbolFormatFlags { None = 0, @@ -1690,16 +1874,11 @@ declare namespace ts { TypeParameter = 262144, TypeAlias = 524288, ExportValue = 1048576, - ExportType = 2097152, - ExportNamespace = 4194304, - Alias = 8388608, - Instantiated = 16777216, - Merged = 33554432, - Transient = 67108864, - Prototype = 134217728, - SyntheticProperty = 268435456, - Optional = 536870912, - ExportStar = 1073741824, + Alias = 2097152, + Prototype = 4194304, + ExportStar = 8388608, + Optional = 16777216, + Transient = 33554432, Enum = 384, Variable = 3, Value = 107455, @@ -1724,26 +1903,73 @@ declare namespace ts { SetAccessorExcludes = 74687, TypeParameterExcludes = 530920, TypeAliasExcludes = 793064, - AliasExcludes = 8388608, - ModuleMember = 8914931, + AliasExcludes = 2097152, + ModuleMember = 2623475, ExportHasLocal = 944, HasExports = 1952, HasMembers = 6240, BlockScoped = 418, PropertyOrAccessor = 98308, - Export = 7340032, ClassMember = 106500, } interface Symbol { flags: SymbolFlags; - name: string; + escapedName: __String; declarations?: Declaration[]; valueDeclaration?: Declaration; members?: SymbolTable; exports?: SymbolTable; globalExports?: SymbolTable; } - type SymbolTable = Map; + enum InternalSymbolName { + Call = "__call", + Constructor = "__constructor", + New = "__new", + Index = "__index", + ExportStar = "__export", + Global = "__global", + Missing = "__missing", + Type = "__type", + Object = "__object", + JSXAttributes = "__jsxAttributes", + Class = "__class", + Function = "__function", + Computed = "__computed", + Resolving = "__resolving__", + ExportEquals = "export=", + Default = "default", + } + /** + * This represents a string whose leading underscore have been escaped by adding extra leading underscores. + * The shape of this brand is rather unique compared to others we've used. + * Instead of just an intersection of a string and an object, it is that union-ed + * with an intersection of void and an object. This makes it wholly incompatible + * with a normal string (which is good, it cannot be misused on assignment or on usage), + * while still being comparable with a normal string via === (also good) and castable from a string. + */ + type __String = (string & { + __escapedIdentifier: void; + }) | (void & { + __escapedIdentifier: void; + }) | InternalSymbolName; + /** ReadonlyMap where keys are `__String`s. */ + interface ReadonlyUnderscoreEscapedMap { + get(key: __String): T | undefined; + has(key: __String): boolean; + forEach(action: (value: T, key: __String) => void): void; + readonly size: number; + keys(): Iterator<__String>; + values(): Iterator; + entries(): Iterator<[__String, T]>; + } + /** Map where keys are `__String`s. */ + interface UnderscoreEscapedMap extends ReadonlyUnderscoreEscapedMap { + set(key: __String, value: T): this; + delete(key: __String): boolean; + clear(): void; + } + /** SymbolTable based on ES6 Map interface. */ + type SymbolTable = UnderscoreEscapedMap; enum TypeFlags { Any = 1, String = 2, @@ -1765,19 +1991,22 @@ declare namespace ts { Intersection = 131072, Index = 262144, IndexedAccess = 524288, - Literal = 480, + NonPrimitive = 16777216, + MarkerType = 67108864, + Literal = 224, + Unit = 6368, StringOrNumberLiteral = 96, PossiblyFalsy = 7406, StringLike = 262178, - NumberLike = 340, + NumberLike = 84, BooleanLike = 136, EnumLike = 272, UnionOrIntersection = 196608, StructuredType = 229376, - StructuredOrTypeParameter = 507904, + StructuredOrTypeVariable = 1032192, TypeVariable = 540672, - Narrowable = 1033215, - NotUnionOrUnit = 33281, + Narrowable = 17810175, + NotUnionOrUnit = 16810497, } type DestructuringPattern = BindingPattern | ObjectLiteralExpression | ArrayLiteralExpression; interface Type { @@ -1788,15 +2017,17 @@ declare namespace ts { aliasTypeArguments?: Type[]; } interface LiteralType extends Type { - text: string; + value: string | number; freshType?: LiteralType; regularType?: LiteralType; } - interface EnumType extends Type { - memberTypes: Map; + interface StringLiteralType extends LiteralType { + value: string; + } + interface NumberLiteralType extends LiteralType { + value: number; } - interface EnumLiteralType extends LiteralType { - baseType: EnumType & UnionType; + interface EnumType extends Type { } enum ObjectFlags { Class = 1, @@ -1814,12 +2045,14 @@ declare namespace ts { interface ObjectType extends Type { objectFlags: ObjectFlags; } + /** Class and interface types (ObjectFlags.Class and ObjectFlags.Interface). */ interface InterfaceType extends ObjectType { typeParameters: TypeParameter[]; outerTypeParameters: TypeParameter[]; localTypeParameters: TypeParameter[]; thisType: TypeParameter; } + type BaseType = ObjectType | IntersectionType; interface InterfaceTypeWithDeclaredMembers extends InterfaceType { declaredProperties: Symbol[]; declaredCallSignatures: Signature[]; @@ -1827,9 +2060,19 @@ declare namespace ts { declaredStringIndexInfo: IndexInfo; declaredNumberIndexInfo: IndexInfo; } + /** + * Type references (ObjectFlags.Reference). When a class or interface has type parameters or + * a "this" type, references to the class or interface are made using type references. The + * typeArguments property specifies the types to substitute for the type parameters of the + * class or interface and optionally includes an extra element that specifies the type to + * substitute for "this" in the resulting instantiation. When no extra argument is present, + * the type reference itself is substituted for "this". The typeArguments property is undefined + * if the class or interface has no type parameters and the reference isn't specifying an + * explicit "this" argument. + */ interface TypeReference extends ObjectType { target: GenericType; - typeArguments: Type[]; + typeArguments?: Type[]; } interface GenericType extends InterfaceType, TypeReference { } @@ -1848,7 +2091,9 @@ declare namespace ts { interface TypeVariable extends Type { } interface TypeParameter extends TypeVariable { + /** Retrieve using getConstraintFromTypeParameter */ constraint: Type; + default?: Type; } interface IndexedAccessType extends TypeVariable { objectType: Type; @@ -1864,7 +2109,7 @@ declare namespace ts { } interface Signature { declaration: SignatureDeclaration; - typeParameters: TypeParameter[]; + typeParameters?: TypeParameter[]; parameters: Symbol[]; } enum IndexKind { @@ -1876,10 +2121,44 @@ declare namespace ts { isReadonly: boolean; declaration?: SignatureDeclaration; } - interface FileExtensionInfo { + enum InferencePriority { + Contravariant = 1, + NakedTypeVariable = 2, + MappedType = 4, + ReturnType = 8, + } + interface InferenceInfo { + typeParameter: TypeParameter; + candidates: Type[]; + inferredType: Type; + priority: InferencePriority; + topLevel: boolean; + isFixed: boolean; + } + enum InferenceFlags { + InferUnionTypes = 1, + NoDefault = 2, + AnyDefault = 4, + } + /** + * Ternary values are defined such that + * x & y is False if either x or y is False. + * x & y is Maybe if either x or y is Maybe, but neither x or y is False. + * x & y is True if both x and y are True. + * x | y is False if both x and y are False. + * x | y is Maybe if either x or y is Maybe, but neither x or y is True. + * x | y is True if either x or y is True. + */ + enum Ternary { + False = 0, + Maybe = 1, + True = -1, + } + type TypeComparer = (s: Type, t: Type, reportErrors?: boolean) => Ternary; + interface JsFileExtensionInfo { extension: string; - scriptKind: ScriptKind; isMixedContent: boolean; + scriptKind?: ScriptKind; } interface DiagnosticMessage { key: string; @@ -1900,12 +2179,13 @@ declare namespace ts { next?: DiagnosticMessageChain; } interface Diagnostic { - file: SourceFile; - start: number; - length: number; + file: SourceFile | undefined; + start: number | undefined; + length: number | undefined; messageText: string | DiagnosticMessageChain; category: DiagnosticCategory; code: number; + source?: string; } enum DiagnosticCategory { Warning = 0, @@ -1916,7 +2196,10 @@ declare namespace ts { Classic = 1, NodeJs = 2, } - type CompilerOptionsValue = string | number | boolean | (string | number)[] | string[] | MapLike; + interface PluginImport { + name: string; + } + type CompilerOptionsValue = string | number | boolean | (string | number)[] | string[] | MapLike | PluginImport[] | null | undefined; interface CompilerOptions { allowJs?: boolean; allowSyntheticDefaultImports?: boolean; @@ -1925,9 +2208,11 @@ declare namespace ts { alwaysStrict?: boolean; baseUrl?: string; charset?: string; + checkJs?: boolean; declaration?: boolean; declarationDir?: string; disableSizeLimit?: boolean; + downlevelIteration?: boolean; emitBOM?: boolean; emitDecoratorMetadata?: boolean; experimentalDecorators?: boolean; @@ -1952,6 +2237,7 @@ declare namespace ts { noImplicitAny?: boolean; noImplicitReturns?: boolean; noImplicitThis?: boolean; + noStrictGenericChecks?: boolean; noUnusedLocals?: boolean; noUnusedParameters?: boolean; noImplicitUseStrict?: boolean; @@ -1962,6 +2248,7 @@ declare namespace ts { outFile?: string; paths?: MapLike; preserveConstEnums?: boolean; + preserveSymlinks?: boolean; project?: string; reactNamespace?: string; jsxFactory?: string; @@ -1972,6 +2259,8 @@ declare namespace ts { skipDefaultLibCheck?: boolean; sourceMap?: boolean; sourceRoot?: string; + strict?: boolean; + strictFunctionTypes?: boolean; strictNullChecks?: boolean; suppressExcessPropertyErrors?: boolean; suppressImplicitAnyIndexErrors?: boolean; @@ -1980,7 +2269,7 @@ declare namespace ts { types?: string[]; /** Paths used to compute primary types search locations */ typeRoots?: string[]; - [option: string]: CompilerOptionsValue | undefined; + [option: string]: CompilerOptionsValue | JsonSourceFile | undefined; } interface TypeAcquisition { enableAutoDiscovery?: boolean; @@ -2005,17 +2294,20 @@ declare namespace ts { UMD = 3, System = 4, ES2015 = 5, + ESNext = 6, } enum JsxEmit { None = 0, Preserve = 1, React = 2, + ReactNative = 3, } enum NewLineKind { CarriageReturnLineFeed = 0, LineFeed = 1, } interface LineAndCharacter { + /** 0-based. */ line: number; character: number; } @@ -2025,6 +2317,8 @@ declare namespace ts { JSX = 2, TS = 3, TSX = 4, + External = 5, + JSON = 6, } enum ScriptTarget { ES3 = 0, @@ -2059,9 +2353,13 @@ declare namespace ts { } interface ModuleResolutionHost { fileExists(fileName: string): boolean; - readFile(fileName: string): string; + readFile(fileName: string): string | undefined; trace?(s: string): void; directoryExists?(directoryName: string): boolean; + /** + * Resolve a symbolic link. + * @see https://nodejs.org/api/fs.html#fs_fs_realpathsync_path_options + */ realpath?(path: string): string; getCurrentDirectory?(): string; getDirectories?(path: string): string[]; @@ -2076,17 +2374,13 @@ declare namespace ts { interface ResolvedModule { /** Path of the file the module was resolved to. */ resolvedFileName: string; - /** - * Denotes if 'resolvedFileName' is isExternalLibraryImport and thus should be a proper external module: - * - be a .d.ts file - * - use top level imports\exports - * - don't use tripleslash references - */ + /** True if `resolvedFileName` comes from `node_modules`. */ isExternalLibraryImport?: boolean; } /** * ResolvedModule with an explicitly provided `extension` property. * Prefer this over `ResolvedModule`. + * If changing this, remember to change `moduleResolutionIsEqualTo`. */ interface ResolvedModuleFull extends ResolvedModule { /** @@ -2094,30 +2388,50 @@ declare namespace ts { * This is optional for backwards-compatibility, but will be added if not provided. */ extension: Extension; + packageId?: PackageId; + } + /** + * Unique identifier with a package name and version. + * If changing this, remember to change `packageIdIsEqual`. + */ + interface PackageId { + /** + * Name of the package. + * Should not include `@types`. + * If accessing a non-index file, this should include its name e.g. "foo/bar". + */ + name: string; + /** + * Name of a submodule within this package. + * May be "". + */ + subModuleName: string; + /** Version of the package, e.g. "1.2.3" */ + version: string; } enum Extension { - Ts = 0, - Tsx = 1, - Dts = 2, - Js = 3, - Jsx = 4, - LastTypeScriptExtension = 2, + Ts = ".ts", + Tsx = ".tsx", + Dts = ".d.ts", + Js = ".js", + Jsx = ".jsx", + Json = ".json", } interface ResolvedModuleWithFailedLookupLocations { - resolvedModule: ResolvedModuleFull | undefined; - failedLookupLocations: string[]; + readonly resolvedModule: ResolvedModuleFull | undefined; } interface ResolvedTypeReferenceDirective { primary: boolean; - resolvedFileName?: string; + resolvedFileName: string | undefined; + packageId?: PackageId; } interface ResolvedTypeReferenceDirectiveWithFailedLookupLocations { - resolvedTypeReferenceDirective: ResolvedTypeReferenceDirective; - failedLookupLocations: string[]; + readonly resolvedTypeReferenceDirective: ResolvedTypeReferenceDirective; + readonly failedLookupLocations: ReadonlyArray; } interface CompilerHost extends ModuleResolutionHost { - getSourceFile(fileName: string, languageVersion: ScriptTarget, onError?: (message: string) => void): SourceFile; - getSourceFileByPath?(fileName: string, path: Path, languageVersion: ScriptTarget, onError?: (message: string) => void): SourceFile; + getSourceFile(fileName: string, languageVersion: ScriptTarget, onError?: (message: string) => void, shouldCreateNewSourceFile?: boolean): SourceFile | undefined; + getSourceFileByPath?(fileName: string, path: Path, languageVersion: ScriptTarget, onError?: (message: string) => void, shouldCreateNewSourceFile?: boolean): SourceFile | undefined; getCancellationToken?(): CancellationToken; getDefaultLibFileName(options: CompilerOptions): string; getDefaultLibLocation?(): string; @@ -2127,13 +2441,224 @@ declare namespace ts { getCanonicalFileName(fileName: string): string; useCaseSensitiveFileNames(): boolean; getNewLine(): string; - resolveModuleNames?(moduleNames: string[], containingFile: string): ResolvedModule[]; + resolveModuleNames?(moduleNames: string[], containingFile: string, reusedNames?: string[]): ResolvedModule[]; /** * This method is a companion for 'resolveModuleNames' and is used to resolve 'types' references to actual type declaration files */ resolveTypeReferenceDirectives?(typeReferenceDirectiveNames: string[], containingFile: string): ResolvedTypeReferenceDirective[]; getEnvironmentVariable?(name: string): string; } + interface SourceMapRange extends TextRange { + source?: SourceMapSource; + } + interface SourceMapSource { + fileName: string; + text: string; + skipTrivia?: (pos: number) => number; + } + enum EmitFlags { + SingleLine = 1, + AdviseOnEmitNode = 2, + NoSubstitution = 4, + CapturesThis = 8, + NoLeadingSourceMap = 16, + NoTrailingSourceMap = 32, + NoSourceMap = 48, + NoNestedSourceMaps = 64, + NoTokenLeadingSourceMaps = 128, + NoTokenTrailingSourceMaps = 256, + NoTokenSourceMaps = 384, + NoLeadingComments = 512, + NoTrailingComments = 1024, + NoComments = 1536, + NoNestedComments = 2048, + HelperName = 4096, + ExportName = 8192, + LocalName = 16384, + InternalName = 32768, + Indented = 65536, + NoIndentation = 131072, + AsyncFunctionBody = 262144, + ReuseTempVariableScope = 524288, + CustomPrologue = 1048576, + NoHoisting = 2097152, + HasEndOfDeclarationMarker = 4194304, + Iterator = 8388608, + NoAsciiEscaping = 16777216, + } + interface EmitHelper { + readonly name: string; + readonly scoped: boolean; + readonly text: string; + readonly priority?: number; + } + enum EmitHint { + SourceFile = 0, + Expression = 1, + IdentifierName = 2, + MappedTypeParameter = 3, + Unspecified = 4, + } + interface TransformationContext { + /** Gets the compiler options supplied to the transformer. */ + getCompilerOptions(): CompilerOptions; + /** Starts a new lexical environment. */ + startLexicalEnvironment(): void; + /** Suspends the current lexical environment, usually after visiting a parameter list. */ + suspendLexicalEnvironment(): void; + /** Resumes a suspended lexical environment, usually before visiting a function body. */ + resumeLexicalEnvironment(): void; + /** Ends a lexical environment, returning any declarations. */ + endLexicalEnvironment(): Statement[]; + /** Hoists a function declaration to the containing scope. */ + hoistFunctionDeclaration(node: FunctionDeclaration): void; + /** Hoists a variable declaration to the containing scope. */ + hoistVariableDeclaration(node: Identifier): void; + /** Records a request for a non-scoped emit helper in the current context. */ + requestEmitHelper(helper: EmitHelper): void; + /** Gets and resets the requested non-scoped emit helpers. */ + readEmitHelpers(): EmitHelper[] | undefined; + /** Enables expression substitutions in the pretty printer for the provided SyntaxKind. */ + enableSubstitution(kind: SyntaxKind): void; + /** Determines whether expression substitutions are enabled for the provided node. */ + isSubstitutionEnabled(node: Node): boolean; + /** + * Hook used by transformers to substitute expressions just before they + * are emitted by the pretty printer. + * + * NOTE: Transformation hooks should only be modified during `Transformer` initialization, + * before returning the `NodeTransformer` callback. + */ + onSubstituteNode: (hint: EmitHint, node: Node) => Node; + /** + * Enables before/after emit notifications in the pretty printer for the provided + * SyntaxKind. + */ + enableEmitNotification(kind: SyntaxKind): void; + /** + * Determines whether before/after emit notifications should be raised in the pretty + * printer when it emits a node. + */ + isEmitNotificationEnabled(node: Node): boolean; + /** + * Hook used to allow transformers to capture state before or after + * the printer emits a node. + * + * NOTE: Transformation hooks should only be modified during `Transformer` initialization, + * before returning the `NodeTransformer` callback. + */ + onEmitNode: (hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void) => void; + } + interface TransformationResult { + /** Gets the transformed source files. */ + transformed: T[]; + /** Gets diagnostics for the transformation. */ + diagnostics?: Diagnostic[]; + /** + * Gets a substitute for a node, if one is available; otherwise, returns the original node. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. + */ + substituteNode(hint: EmitHint, node: Node): Node; + /** + * Emits a node with possible notification. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback A callback used to emit the node. + */ + emitNodeWithNotification(hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void): void; + /** + * Clean up EmitNode entries on any parse-tree nodes. + */ + dispose(): void; + } + /** + * A function that is used to initialize and return a `Transformer` callback, which in turn + * will be used to transform one or more nodes. + */ + type TransformerFactory = (context: TransformationContext) => Transformer; + /** + * A function that transforms a node. + */ + type Transformer = (node: T) => T; + /** + * A function that accepts and possibly transforms a node. + */ + type Visitor = (node: Node) => VisitResult; + type VisitResult = T | T[] | undefined; + interface Printer { + /** + * Print a node and its subtree as-is, without any emit transformations. + * @param hint A value indicating the purpose of a node. This is primarily used to + * distinguish between an `Identifier` used in an expression position, versus an + * `Identifier` used as an `IdentifierName` as part of a declaration. For most nodes you + * should just pass `Unspecified`. + * @param node The node to print. The node and its subtree are printed as-is, without any + * emit transformations. + * @param sourceFile A source file that provides context for the node. The source text of + * the file is used to emit the original source content for literals and identifiers, while + * the identifiers of the source file are used when generating unique names to avoid + * collisions. + */ + printNode(hint: EmitHint, node: Node, sourceFile: SourceFile): string; + /** + * Prints a source file as-is, without any emit transformations. + */ + printFile(sourceFile: SourceFile): string; + /** + * Prints a bundle of source files as-is, without any emit transformations. + */ + printBundle(bundle: Bundle): string; + } + interface PrintHandlers { + /** + * A hook used by the Printer when generating unique names to avoid collisions with + * globally defined names that exist outside of the current source file. + */ + hasGlobalName?(name: string): boolean; + /** + * A hook used by the Printer to provide notifications prior to emitting a node. A + * compatible implementation **must** invoke `emitCallback` with the provided `hint` and + * `node` values. + * @param hint A hint indicating the intended purpose of the node. + * @param node The node to emit. + * @param emitCallback A callback that, when invoked, will emit the node. + * @example + * ```ts + * var printer = createPrinter(printerOptions, { + * onEmitNode(hint, node, emitCallback) { + * // set up or track state prior to emitting the node... + * emitCallback(hint, node); + * // restore state after emitting the node... + * } + * }); + * ``` + */ + onEmitNode?(hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void): void; + /** + * A hook used by the Printer to perform just-in-time substitution of a node. This is + * primarily used by node transformations that need to substitute one node for another, + * such as replacing `myExportedVar` with `exports.myExportedVar`. + * @param hint A hint indicating the intended purpose of the node. + * @param node The node to emit. + * @example + * ```ts + * var printer = createPrinter(printerOptions, { + * substituteNode(hint, node) { + * // perform substitution if necessary... + * return node; + * } + * }); + * ``` + */ + substituteNode?(hint: EmitHint, node: Node): Node; + } + interface PrinterOptions { + removeComments?: boolean; + newLine?: NewLineKind; + } interface TextSpan { start: number; length: number; @@ -2147,25 +2672,48 @@ declare namespace ts { } } declare namespace ts { + const versionMajorMinor = "2.6"; /** The version of the TypeScript compiler release */ - const version = "2.1.5"; + const version: string; +} +declare namespace ts { + function isExternalModuleNameRelative(moduleName: string): boolean; } +declare function setTimeout(handler: (...args: any[]) => void, timeout: number): any; +declare function clearTimeout(handle: any): void; declare namespace ts { - type FileWatcherCallback = (fileName: string, removed?: boolean) => void; + enum FileWatcherEventKind { + Created = 0, + Changed = 1, + Deleted = 2, + } + type FileWatcherCallback = (fileName: string, eventKind: FileWatcherEventKind) => void; type DirectoryWatcherCallback = (fileName: string) => void; interface WatchedFile { fileName: string; callback: FileWatcherCallback; mtime?: Date; } - interface System { - args: string[]; + /** + * Partial interface of the System thats needed to support the caching of directory structure + */ + interface DirectoryStructureHost { newLine: string; useCaseSensitiveFileNames: boolean; write(s: string): void; - readFile(path: string, encoding?: string): string; - getFileSize?(path: string): number; + readFile(path: string, encoding?: string): string | undefined; writeFile(path: string, data: string, writeByteOrderMark?: boolean): void; + fileExists(path: string): boolean; + directoryExists(path: string): boolean; + createDirectory(path: string): void; + getCurrentDirectory(): string; + getDirectories(path: string): string[]; + readDirectory(path: string, extensions?: ReadonlyArray, exclude?: ReadonlyArray, include?: ReadonlyArray, depth?: number): string[]; + exit(exitCode?: number): void; + } + interface System extends DirectoryStructureHost { + args: string[]; + getFileSize?(path: string): number; /** * @pollingInterval - this parameter is used in polling-based watchers and ignored in watchers that * use native OS file watching @@ -2173,17 +2721,14 @@ declare namespace ts { watchFile?(path: string, callback: FileWatcherCallback, pollingInterval?: number): FileWatcher; watchDirectory?(path: string, callback: DirectoryWatcherCallback, recursive?: boolean): FileWatcher; resolvePath(path: string): string; - fileExists(path: string): boolean; - directoryExists(path: string): boolean; - createDirectory(path: string): void; getExecutingFilePath(): string; - getCurrentDirectory(): string; - getDirectories(path: string): string[]; - readDirectory(path: string, extensions?: string[], exclude?: string[], include?: string[]): string[]; getModifiedTime?(path: string): Date; + /** + * This should be cryptographically secure. + * A good implementation is node.js' `crypto.createHash`. (https://nodejs.org/api/crypto.html#crypto_crypto_createhash_algorithm) + */ createHash?(data: string): string; getMemoryUsage?(): number; - exit(exitCode?: number): void; realpath?(path: string): string; setTimeout?(callback: (...args: any[]) => void, ms: number, ...args: any[]): any; clearTimeout?(timeoutId: any): void; @@ -2191,10 +2736,7 @@ declare namespace ts { interface FileWatcher { close(): void; } - interface DirectoryWatcher extends FileWatcher { - directoryName: string; - referenceCount: number; - } + function getNodeMajorVersion(): number; let sys: System; } declare namespace ts { @@ -2232,22 +2774,22 @@ declare namespace ts { scanRange(start: number, length: number, callback: () => T): T; tryScan(callback: () => T): T; } - function tokenToString(t: SyntaxKind): string; + function tokenToString(t: SyntaxKind): string | undefined; function getPositionOfLineAndCharacter(sourceFile: SourceFile, line: number, character: number): number; - function getLineAndCharacterOfPosition(sourceFile: SourceFile, position: number): LineAndCharacter; - function isWhiteSpace(ch: number): boolean; + function getLineAndCharacterOfPosition(sourceFile: SourceFileLike, position: number): LineAndCharacter; + function isWhiteSpaceLike(ch: number): boolean; /** Does not include line breaks. For that, see isWhiteSpaceLike. */ function isWhiteSpaceSingleLine(ch: number): boolean; function isLineBreak(ch: number): boolean; function couldStartTrivia(text: string, pos: number): boolean; - function forEachLeadingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: SyntaxKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U; - function forEachTrailingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: SyntaxKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U; - function reduceEachLeadingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: SyntaxKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U; - function reduceEachTrailingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: SyntaxKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U; - function getLeadingCommentRanges(text: string, pos: number): CommentRange[]; - function getTrailingCommentRanges(text: string, pos: number): CommentRange[]; + function forEachLeadingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U | undefined; + function forEachTrailingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U | undefined; + function reduceEachLeadingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U; + function reduceEachTrailingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U; + function getLeadingCommentRanges(text: string, pos: number): CommentRange[] | undefined; + function getTrailingCommentRanges(text: string, pos: number): CommentRange[] | undefined; /** Optionally, get the shebang */ - function getShebang(text: string): string; + function getShebang(text: string): string | undefined; function isIdentifierStart(ch: number, languageVersion: ScriptTarget): boolean; function isIdentifierPart(ch: number, languageVersion: ScriptTarget): boolean; function createScanner(languageVersion: ScriptTarget, skipTrivia: boolean, languageVariant?: LanguageVariant, text?: string, onError?: ErrorCallback, start?: number, length?: number): Scanner; @@ -2279,36 +2821,346 @@ declare namespace ts { * This function will then merge those changes into a single change range valid between V1 and * Vn. */ - function collapseTextChangeRangesAcrossMultipleVersions(changes: TextChangeRange[]): TextChangeRange; + function collapseTextChangeRangesAcrossMultipleVersions(changes: ReadonlyArray): TextChangeRange; function getTypeParameterOwner(d: Declaration): Declaration; function isParameterPropertyDeclaration(node: Node): boolean; + function isEmptyBindingPattern(node: BindingName): node is BindingPattern; + function isEmptyBindingElement(node: BindingElement): boolean; function getCombinedModifierFlags(node: Node): ModifierFlags; function getCombinedNodeFlags(node: Node): NodeFlags; /** - * Checks to see if the locale is in the appropriate format, - * and if it is, attempts to set the appropriate language. - */ + * Checks to see if the locale is in the appropriate format, + * and if it is, attempts to set the appropriate language. + */ function validateLocaleAndSetLanguage(locale: string, sys: { getExecutingFilePath(): string; resolvePath(path: string): string; fileExists(fileName: string): boolean; - readFile(fileName: string): string; - }, errors?: Diagnostic[]): void; + readFile(fileName: string): string | undefined; + }, errors?: Push): void; + function getOriginalNode(node: Node): Node; + function getOriginalNode(node: Node, nodeTest: (node: Node) => node is T): T; + /** + * Gets a value indicating whether a node originated in the parse tree. + * + * @param node The node to test. + */ + function isParseTreeNode(node: Node): boolean; + /** + * Gets the original parse tree node for a node. + * + * @param node The original node. + * @returns The original parse tree node if found; otherwise, undefined. + */ + function getParseTreeNode(node: Node): Node; + /** + * Gets the original parse tree node for a node. + * + * @param node The original node. + * @param nodeTest A callback used to ensure the correct type of parse tree node is returned. + * @returns The original parse tree node if found; otherwise, undefined. + */ + function getParseTreeNode(node: Node, nodeTest?: (node: Node) => node is T): T; + /** + * Remove extra underscore from escaped identifier text content. + * + * @param identifier The escaped identifier text. + * @returns The unescaped identifier text. + */ + function unescapeLeadingUnderscores(identifier: __String): string; + function idText(identifier: Identifier): string; + function symbolName(symbol: Symbol): string; + /** + * Remove extra underscore from escaped identifier text content. + * @deprecated Use `id.text` for the unescaped text. + * @param identifier The escaped identifier text. + * @returns The unescaped identifier text. + */ + function unescapeIdentifier(id: string): string; + function getNameOfJSDocTypedef(declaration: JSDocTypedefTag): Identifier | undefined; + function getNameOfDeclaration(declaration: Declaration | Expression): DeclarationName | undefined; + /** + * Gets the JSDoc parameter tags for the node if present. + * + * @remarks Returns any JSDoc param tag that matches the provided + * parameter, whether a param tag on a containing function + * expression, or a param tag on a variable declaration whose + * initializer is the containing function. The tags closest to the + * node are returned first, so in the previous example, the param + * tag on the containing function expression would be first. + * + * Does not return tags for binding patterns, because JSDoc matches + * parameters by name and binding patterns do not have a name. + */ + function getJSDocParameterTags(param: ParameterDeclaration): ReadonlyArray | undefined; + /** + * Return true if the node has JSDoc parameter tags. + * + * @remarks Includes parameter tags that are not directly on the node, + * for example on a variable declaration whose initializer is a function expression. + */ + function hasJSDocParameterTags(node: FunctionLikeDeclaration | SignatureDeclaration): boolean; + /** Gets the JSDoc augments tag for the node if present */ + function getJSDocAugmentsTag(node: Node): JSDocAugmentsTag | undefined; + /** Gets the JSDoc class tag for the node if present */ + function getJSDocClassTag(node: Node): JSDocClassTag | undefined; + /** Gets the JSDoc return tag for the node if present */ + function getJSDocReturnTag(node: Node): JSDocReturnTag | undefined; + /** Gets the JSDoc template tag for the node if present */ + function getJSDocTemplateTag(node: Node): JSDocTemplateTag | undefined; + /** Gets the JSDoc type tag for the node if present and valid */ + function getJSDocTypeTag(node: Node): JSDocTypeTag | undefined; + /** + * Gets the type node for the node if provided via JSDoc. + * + * @remarks The search includes any JSDoc param tag that relates + * to the provided parameter, for example a type tag on the + * parameter itself, or a param tag on a containing function + * expression, or a param tag on a variable declaration whose + * initializer is the containing function. The tags closest to the + * node are examined first, so in the previous example, the type + * tag directly on the node would be returned. + */ + function getJSDocType(node: Node): TypeNode | undefined; + /** + * Gets the return type node for the node if provided via JSDoc's return tag. + * + * @remarks `getJSDocReturnTag` just gets the whole JSDoc tag. This function + * gets the type from inside the braces. + */ + function getJSDocReturnType(node: Node): TypeNode | undefined; + /** Get all JSDoc tags related to a node, including those on parent nodes. */ + function getJSDocTags(node: Node): ReadonlyArray | undefined; + /** Gets all JSDoc tags of a specified kind, or undefined if not present. */ + function getAllJSDocTagsOfKind(node: Node, kind: SyntaxKind): ReadonlyArray | undefined; +} +declare namespace ts { + function isNumericLiteral(node: Node): node is NumericLiteral; + function isStringLiteral(node: Node): node is StringLiteral; + function isJsxText(node: Node): node is JsxText; + function isRegularExpressionLiteral(node: Node): node is RegularExpressionLiteral; + function isNoSubstitutionTemplateLiteral(node: Node): node is LiteralExpression; + function isTemplateHead(node: Node): node is TemplateHead; + function isTemplateMiddle(node: Node): node is TemplateMiddle; + function isTemplateTail(node: Node): node is TemplateTail; + function isIdentifier(node: Node): node is Identifier; + function isQualifiedName(node: Node): node is QualifiedName; + function isComputedPropertyName(node: Node): node is ComputedPropertyName; + function isTypeParameterDeclaration(node: Node): node is TypeParameterDeclaration; + function isParameter(node: Node): node is ParameterDeclaration; + function isDecorator(node: Node): node is Decorator; + function isPropertySignature(node: Node): node is PropertySignature; + function isPropertyDeclaration(node: Node): node is PropertyDeclaration; + function isMethodSignature(node: Node): node is MethodSignature; + function isMethodDeclaration(node: Node): node is MethodDeclaration; + function isConstructorDeclaration(node: Node): node is ConstructorDeclaration; + function isGetAccessorDeclaration(node: Node): node is GetAccessorDeclaration; + function isSetAccessorDeclaration(node: Node): node is SetAccessorDeclaration; + function isCallSignatureDeclaration(node: Node): node is CallSignatureDeclaration; + function isConstructSignatureDeclaration(node: Node): node is ConstructSignatureDeclaration; + function isIndexSignatureDeclaration(node: Node): node is IndexSignatureDeclaration; + function isTypePredicateNode(node: Node): node is TypePredicateNode; + function isTypeReferenceNode(node: Node): node is TypeReferenceNode; + function isFunctionTypeNode(node: Node): node is FunctionTypeNode; + function isConstructorTypeNode(node: Node): node is ConstructorTypeNode; + function isTypeQueryNode(node: Node): node is TypeQueryNode; + function isTypeLiteralNode(node: Node): node is TypeLiteralNode; + function isArrayTypeNode(node: Node): node is ArrayTypeNode; + function isTupleTypeNode(node: Node): node is TupleTypeNode; + function isUnionTypeNode(node: Node): node is UnionTypeNode; + function isIntersectionTypeNode(node: Node): node is IntersectionTypeNode; + function isParenthesizedTypeNode(node: Node): node is ParenthesizedTypeNode; + function isThisTypeNode(node: Node): node is ThisTypeNode; + function isTypeOperatorNode(node: Node): node is TypeOperatorNode; + function isIndexedAccessTypeNode(node: Node): node is IndexedAccessTypeNode; + function isMappedTypeNode(node: Node): node is MappedTypeNode; + function isLiteralTypeNode(node: Node): node is LiteralTypeNode; + function isObjectBindingPattern(node: Node): node is ObjectBindingPattern; + function isArrayBindingPattern(node: Node): node is ArrayBindingPattern; + function isBindingElement(node: Node): node is BindingElement; + function isArrayLiteralExpression(node: Node): node is ArrayLiteralExpression; + function isObjectLiteralExpression(node: Node): node is ObjectLiteralExpression; + function isPropertyAccessExpression(node: Node): node is PropertyAccessExpression; + function isElementAccessExpression(node: Node): node is ElementAccessExpression; + function isCallExpression(node: Node): node is CallExpression; + function isNewExpression(node: Node): node is NewExpression; + function isTaggedTemplateExpression(node: Node): node is TaggedTemplateExpression; + function isTypeAssertion(node: Node): node is TypeAssertion; + function isParenthesizedExpression(node: Node): node is ParenthesizedExpression; + function skipPartiallyEmittedExpressions(node: Expression): Expression; + function skipPartiallyEmittedExpressions(node: Node): Node; + function isFunctionExpression(node: Node): node is FunctionExpression; + function isArrowFunction(node: Node): node is ArrowFunction; + function isDeleteExpression(node: Node): node is DeleteExpression; + function isTypeOfExpression(node: Node): node is TypeOfExpression; + function isVoidExpression(node: Node): node is VoidExpression; + function isAwaitExpression(node: Node): node is AwaitExpression; + function isPrefixUnaryExpression(node: Node): node is PrefixUnaryExpression; + function isPostfixUnaryExpression(node: Node): node is PostfixUnaryExpression; + function isBinaryExpression(node: Node): node is BinaryExpression; + function isConditionalExpression(node: Node): node is ConditionalExpression; + function isTemplateExpression(node: Node): node is TemplateExpression; + function isYieldExpression(node: Node): node is YieldExpression; + function isSpreadElement(node: Node): node is SpreadElement; + function isClassExpression(node: Node): node is ClassExpression; + function isOmittedExpression(node: Node): node is OmittedExpression; + function isExpressionWithTypeArguments(node: Node): node is ExpressionWithTypeArguments; + function isAsExpression(node: Node): node is AsExpression; + function isNonNullExpression(node: Node): node is NonNullExpression; + function isMetaProperty(node: Node): node is MetaProperty; + function isTemplateSpan(node: Node): node is TemplateSpan; + function isSemicolonClassElement(node: Node): node is SemicolonClassElement; + function isBlock(node: Node): node is Block; + function isVariableStatement(node: Node): node is VariableStatement; + function isEmptyStatement(node: Node): node is EmptyStatement; + function isExpressionStatement(node: Node): node is ExpressionStatement; + function isIfStatement(node: Node): node is IfStatement; + function isDoStatement(node: Node): node is DoStatement; + function isWhileStatement(node: Node): node is WhileStatement; + function isForStatement(node: Node): node is ForStatement; + function isForInStatement(node: Node): node is ForInStatement; + function isForOfStatement(node: Node): node is ForOfStatement; + function isContinueStatement(node: Node): node is ContinueStatement; + function isBreakStatement(node: Node): node is BreakStatement; + function isReturnStatement(node: Node): node is ReturnStatement; + function isWithStatement(node: Node): node is WithStatement; + function isSwitchStatement(node: Node): node is SwitchStatement; + function isLabeledStatement(node: Node): node is LabeledStatement; + function isThrowStatement(node: Node): node is ThrowStatement; + function isTryStatement(node: Node): node is TryStatement; + function isDebuggerStatement(node: Node): node is DebuggerStatement; + function isVariableDeclaration(node: Node): node is VariableDeclaration; + function isVariableDeclarationList(node: Node): node is VariableDeclarationList; + function isFunctionDeclaration(node: Node): node is FunctionDeclaration; + function isClassDeclaration(node: Node): node is ClassDeclaration; + function isInterfaceDeclaration(node: Node): node is InterfaceDeclaration; + function isTypeAliasDeclaration(node: Node): node is TypeAliasDeclaration; + function isEnumDeclaration(node: Node): node is EnumDeclaration; + function isModuleDeclaration(node: Node): node is ModuleDeclaration; + function isModuleBlock(node: Node): node is ModuleBlock; + function isCaseBlock(node: Node): node is CaseBlock; + function isNamespaceExportDeclaration(node: Node): node is NamespaceExportDeclaration; + function isImportEqualsDeclaration(node: Node): node is ImportEqualsDeclaration; + function isImportDeclaration(node: Node): node is ImportDeclaration; + function isImportClause(node: Node): node is ImportClause; + function isNamespaceImport(node: Node): node is NamespaceImport; + function isNamedImports(node: Node): node is NamedImports; + function isImportSpecifier(node: Node): node is ImportSpecifier; + function isExportAssignment(node: Node): node is ExportAssignment; + function isExportDeclaration(node: Node): node is ExportDeclaration; + function isNamedExports(node: Node): node is NamedExports; + function isExportSpecifier(node: Node): node is ExportSpecifier; + function isMissingDeclaration(node: Node): node is MissingDeclaration; + function isExternalModuleReference(node: Node): node is ExternalModuleReference; + function isJsxElement(node: Node): node is JsxElement; + function isJsxSelfClosingElement(node: Node): node is JsxSelfClosingElement; + function isJsxOpeningElement(node: Node): node is JsxOpeningElement; + function isJsxClosingElement(node: Node): node is JsxClosingElement; + function isJsxAttribute(node: Node): node is JsxAttribute; + function isJsxAttributes(node: Node): node is JsxAttributes; + function isJsxSpreadAttribute(node: Node): node is JsxSpreadAttribute; + function isJsxExpression(node: Node): node is JsxExpression; + function isCaseClause(node: Node): node is CaseClause; + function isDefaultClause(node: Node): node is DefaultClause; + function isHeritageClause(node: Node): node is HeritageClause; + function isCatchClause(node: Node): node is CatchClause; + function isPropertyAssignment(node: Node): node is PropertyAssignment; + function isShorthandPropertyAssignment(node: Node): node is ShorthandPropertyAssignment; + function isSpreadAssignment(node: Node): node is SpreadAssignment; + function isEnumMember(node: Node): node is EnumMember; + function isSourceFile(node: Node): node is SourceFile; + function isBundle(node: Node): node is Bundle; + function isJSDocTypeExpression(node: Node): node is JSDocTypeExpression; + function isJSDocAllType(node: JSDocAllType): node is JSDocAllType; + function isJSDocUnknownType(node: Node): node is JSDocUnknownType; + function isJSDocNullableType(node: Node): node is JSDocNullableType; + function isJSDocNonNullableType(node: Node): node is JSDocNonNullableType; + function isJSDocOptionalType(node: Node): node is JSDocOptionalType; + function isJSDocFunctionType(node: Node): node is JSDocFunctionType; + function isJSDocVariadicType(node: Node): node is JSDocVariadicType; + function isJSDoc(node: Node): node is JSDoc; + function isJSDocAugmentsTag(node: Node): node is JSDocAugmentsTag; + function isJSDocParameterTag(node: Node): node is JSDocParameterTag; + function isJSDocReturnTag(node: Node): node is JSDocReturnTag; + function isJSDocTypeTag(node: Node): node is JSDocTypeTag; + function isJSDocTemplateTag(node: Node): node is JSDocTemplateTag; + function isJSDocTypedefTag(node: Node): node is JSDocTypedefTag; + function isJSDocPropertyTag(node: Node): node is JSDocPropertyTag; + function isJSDocPropertyLikeTag(node: Node): node is JSDocPropertyLikeTag; + function isJSDocTypeLiteral(node: Node): node is JSDocTypeLiteral; +} +declare namespace ts { + /** + * True if node is of some token syntax kind. + * For example, this is true for an IfKeyword but not for an IfStatement. + */ + function isToken(n: Node): boolean; + function isLiteralExpression(node: Node): node is LiteralExpression; + function isTemplateMiddleOrTemplateTail(node: Node): node is TemplateMiddle | TemplateTail; + function isStringTextContainingNode(node: Node): boolean; + function isModifier(node: Node): node is Modifier; + function isEntityName(node: Node): node is EntityName; + function isPropertyName(node: Node): node is PropertyName; + function isBindingName(node: Node): node is BindingName; + function isFunctionLike(node: Node): node is FunctionLike; + function isClassElement(node: Node): node is ClassElement; + function isClassLike(node: Node): node is ClassLikeDeclaration; + function isAccessor(node: Node): node is AccessorDeclaration; + function isTypeElement(node: Node): node is TypeElement; + function isObjectLiteralElementLike(node: Node): node is ObjectLiteralElementLike; + /** + * Node test that determines whether a node is a valid type node. + * This differs from the `isPartOfTypeNode` function which determines whether a node is *part* + * of a TypeNode. + */ + function isTypeNode(node: Node): node is TypeNode; + function isFunctionOrConstructorTypeNode(node: Node): node is FunctionTypeNode | ConstructorTypeNode; + function isPropertyAccessOrQualifiedName(node: Node): node is PropertyAccessExpression | QualifiedName; + function isCallLikeExpression(node: Node): node is CallLikeExpression; + function isCallOrNewExpression(node: Node): node is CallExpression | NewExpression; + function isTemplateLiteral(node: Node): node is TemplateLiteral; + function isAssertionExpression(node: Node): node is AssertionExpression; + function isIterationStatement(node: Node, lookInLabeledStatements: boolean): node is IterationStatement; + function isJsxOpeningLikeElement(node: Node): node is JsxOpeningLikeElement; + function isCaseOrDefaultClause(node: Node): node is CaseOrDefaultClause; + /** True if node is of a kind that may contain comment text. */ + function isJSDocCommentContainingNode(node: Node): boolean; + function isSetAccessor(node: Node): node is SetAccessorDeclaration; + function isGetAccessor(node: Node): node is GetAccessorDeclaration; } declare namespace ts { function createNode(kind: SyntaxKind, pos?: number, end?: number): Node; - function forEachChild(node: Node, cbNode: (node: Node) => T, cbNodeArray?: (nodes: Node[]) => T): T; + /** + * Invokes a callback for each child of the given node. The 'cbNode' callback is invoked for all child nodes + * stored in properties. If a 'cbNodes' callback is specified, it is invoked for embedded arrays; otherwise, + * embedded arrays are flattened and the 'cbNode' callback is invoked for each element. If a callback returns + * a truthy value, iteration stops and that value is returned. Otherwise, undefined is returned. + * + * @param node a given node to visit its children + * @param cbNode a callback to be invoked for all child nodes + * @param cbNodes a callback to be invoked for embedded array + * + * @remarks `forEachChild` must visit the children of a node in the order + * that they appear in the source code. The language service depends on this property to locate nodes by position. + */ + function forEachChild(node: Node, cbNode: (node: Node) => T | undefined, cbNodes?: (nodes: NodeArray) => T | undefined): T | undefined; function createSourceFile(fileName: string, sourceText: string, languageVersion: ScriptTarget, setParentNodes?: boolean, scriptKind?: ScriptKind): SourceFile; function parseIsolatedEntityName(text: string, languageVersion: ScriptTarget): EntityName; + /** + * Parse json text into SyntaxTree and return node and parse errors if any + * @param fileName + * @param sourceText + */ + function parseJsonText(fileName: string, sourceText: string): JsonSourceFile; function isExternalModule(file: SourceFile): boolean; function updateSourceFile(sourceFile: SourceFile, newText: string, textChangeRange: TextChangeRange, aggressiveChecks?: boolean): SourceFile; } declare namespace ts { - function moduleHasNonRelativeName(moduleName: string): boolean; - function getEffectiveTypeRoots(options: CompilerOptions, host: { - directoryExists?: (directoryName: string) => boolean; - getCurrentDirectory?: () => string; - }): string[] | undefined; + interface GetEffectiveTypeRootsHost { + directoryExists?(directoryName: string): boolean; + getCurrentDirectory?(): string; + } + function getEffectiveTypeRoots(options: CompilerOptions, host: GetEffectiveTypeRootsHost): string[] | undefined; /** * @param {string | undefined} containingFile - file that contains type reference directive, can be undefined if containing file is unknown. * This is possible in case if resolution is performed for directives specified via 'types' parameter. In this case initial path for secondary lookups @@ -2316,13 +3168,13 @@ declare namespace ts { */ function resolveTypeReferenceDirective(typeReferenceDirectiveName: string, containingFile: string | undefined, options: CompilerOptions, host: ModuleResolutionHost): ResolvedTypeReferenceDirectiveWithFailedLookupLocations; /** - * Given a set of options, returns the set of type directive names - * that should be included for this program automatically. - * This list could either come from the config file, - * or from enumerating the types root + initial secondary types lookup location. - * More type directives might appear in the program later as a result of loading actual source files; - * this list is only the set of defaults that are implicitly included. - */ + * Given a set of options, returns the set of type directive names + * that should be included for this program automatically. + * This list could either come from the config file, + * or from enumerating the types root + initial secondary types lookup location. + * More type directives might appear in the program later as a result of loading actual source files; + * this list is only the set of defaults that are implicitly included. + */ function getAutomaticTypeDirectiveNames(options: CompilerOptions, host: ModuleResolutionHost): string[]; /** * Cached module resolutions per containing directory. @@ -2347,6 +3199,492 @@ declare namespace ts { function nodeModuleNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache): ResolvedModuleWithFailedLookupLocations; function classicNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: NonRelativeModuleNameResolutionCache): ResolvedModuleWithFailedLookupLocations; } +declare namespace ts { + function createNodeArray(elements?: ReadonlyArray, hasTrailingComma?: boolean): NodeArray; + function createLiteral(value: string): StringLiteral; + function createLiteral(value: number): NumericLiteral; + function createLiteral(value: boolean): BooleanLiteral; + /** Create a string literal whose source text is read from a source node during emit. */ + function createLiteral(sourceNode: StringLiteral | NumericLiteral | Identifier): StringLiteral; + function createLiteral(value: string | number | boolean): PrimaryExpression; + function createNumericLiteral(value: string): NumericLiteral; + function createIdentifier(text: string): Identifier; + function updateIdentifier(node: Identifier, typeArguments: NodeArray | undefined): Identifier; + /** Create a unique temporary variable. */ + function createTempVariable(recordTempVariable: ((node: Identifier) => void) | undefined): Identifier; + /** Create a unique temporary variable for use in a loop. */ + function createLoopVariable(): Identifier; + /** Create a unique name based on the supplied text. */ + function createUniqueName(text: string): Identifier; + /** Create a unique name generated for a node. */ + function getGeneratedNameForNode(node: Node): Identifier; + function createToken(token: TKind): Token; + function createSuper(): SuperExpression; + function createThis(): ThisExpression & Token; + function createNull(): NullLiteral & Token; + function createTrue(): BooleanLiteral & Token; + function createFalse(): BooleanLiteral & Token; + function createQualifiedName(left: EntityName, right: string | Identifier): QualifiedName; + function updateQualifiedName(node: QualifiedName, left: EntityName, right: Identifier): QualifiedName; + function createComputedPropertyName(expression: Expression): ComputedPropertyName; + function updateComputedPropertyName(node: ComputedPropertyName, expression: Expression): ComputedPropertyName; + function createTypeParameterDeclaration(name: string | Identifier, constraint?: TypeNode, defaultType?: TypeNode): TypeParameterDeclaration; + function updateTypeParameterDeclaration(node: TypeParameterDeclaration, name: Identifier, constraint: TypeNode | undefined, defaultType: TypeNode | undefined): TypeParameterDeclaration; + function createParameter(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken?: QuestionToken, type?: TypeNode, initializer?: Expression): ParameterDeclaration; + function updateParameter(node: ParameterDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): ParameterDeclaration; + function createDecorator(expression: Expression): Decorator; + function updateDecorator(node: Decorator, expression: Expression): Decorator; + function createPropertySignature(modifiers: ReadonlyArray | undefined, name: PropertyName | string, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertySignature; + function updatePropertySignature(node: PropertySignature, modifiers: ReadonlyArray | undefined, name: PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertySignature; + function createProperty(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration; + function updateProperty(node: PropertyDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration; + function createMethodSignature(typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined): MethodSignature; + function updateMethodSignature(node: MethodSignature, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined, name: PropertyName, questionToken: QuestionToken | undefined): MethodSignature; + function createMethod(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, asteriskToken: AsteriskToken | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block | undefined): MethodDeclaration; + function updateMethod(node: MethodDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, asteriskToken: AsteriskToken | undefined, name: PropertyName, questionToken: QuestionToken | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block | undefined): MethodDeclaration; + function createConstructor(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, parameters: ReadonlyArray, body: Block | undefined): ConstructorDeclaration; + function updateConstructor(node: ConstructorDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, parameters: ReadonlyArray, body: Block | undefined): ConstructorDeclaration; + function createGetAccessor(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | PropertyName, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration; + function updateGetAccessor(node: GetAccessorDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: PropertyName, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration; + function createSetAccessor(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | PropertyName, parameters: ReadonlyArray, body: Block | undefined): SetAccessorDeclaration; + function updateSetAccessor(node: SetAccessorDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: PropertyName, parameters: ReadonlyArray, body: Block | undefined): SetAccessorDeclaration; + function createCallSignature(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): CallSignatureDeclaration; + function updateCallSignature(node: CallSignatureDeclaration, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined): CallSignatureDeclaration; + function createConstructSignature(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): ConstructSignatureDeclaration; + function updateConstructSignature(node: ConstructSignatureDeclaration, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined): ConstructSignatureDeclaration; + function createIndexSignature(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode): IndexSignatureDeclaration; + function updateIndexSignature(node: IndexSignatureDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode): IndexSignatureDeclaration; + function createKeywordTypeNode(kind: KeywordTypeNode["kind"]): KeywordTypeNode; + function createTypePredicateNode(parameterName: Identifier | ThisTypeNode | string, type: TypeNode): TypePredicateNode; + function updateTypePredicateNode(node: TypePredicateNode, parameterName: Identifier | ThisTypeNode, type: TypeNode): TypePredicateNode; + function createTypeReferenceNode(typeName: string | EntityName, typeArguments: ReadonlyArray | undefined): TypeReferenceNode; + function updateTypeReferenceNode(node: TypeReferenceNode, typeName: EntityName, typeArguments: NodeArray | undefined): TypeReferenceNode; + function createFunctionTypeNode(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): FunctionTypeNode; + function updateFunctionTypeNode(node: FunctionTypeNode, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined): FunctionTypeNode; + function createConstructorTypeNode(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): ConstructorTypeNode; + function updateConstructorTypeNode(node: ConstructorTypeNode, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined): ConstructorTypeNode; + function createTypeQueryNode(exprName: EntityName): TypeQueryNode; + function updateTypeQueryNode(node: TypeQueryNode, exprName: EntityName): TypeQueryNode; + function createTypeLiteralNode(members: ReadonlyArray): TypeLiteralNode; + function updateTypeLiteralNode(node: TypeLiteralNode, members: NodeArray): TypeLiteralNode; + function createArrayTypeNode(elementType: TypeNode): ArrayTypeNode; + function updateArrayTypeNode(node: ArrayTypeNode, elementType: TypeNode): ArrayTypeNode; + function createTupleTypeNode(elementTypes: ReadonlyArray): TupleTypeNode; + function updateTypleTypeNode(node: TupleTypeNode, elementTypes: ReadonlyArray): TupleTypeNode; + function createUnionTypeNode(types: TypeNode[]): UnionTypeNode; + function updateUnionTypeNode(node: UnionTypeNode, types: NodeArray): UnionTypeNode; + function createIntersectionTypeNode(types: TypeNode[]): IntersectionTypeNode; + function updateIntersectionTypeNode(node: IntersectionTypeNode, types: NodeArray): IntersectionTypeNode; + function createUnionOrIntersectionTypeNode(kind: SyntaxKind.UnionType | SyntaxKind.IntersectionType, types: ReadonlyArray): UnionOrIntersectionTypeNode; + function createParenthesizedType(type: TypeNode): ParenthesizedTypeNode; + function updateParenthesizedType(node: ParenthesizedTypeNode, type: TypeNode): ParenthesizedTypeNode; + function createThisTypeNode(): ThisTypeNode; + function createTypeOperatorNode(type: TypeNode): TypeOperatorNode; + function updateTypeOperatorNode(node: TypeOperatorNode, type: TypeNode): TypeOperatorNode; + function createIndexedAccessTypeNode(objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode; + function updateIndexedAccessTypeNode(node: IndexedAccessTypeNode, objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode; + function createMappedTypeNode(readonlyToken: ReadonlyToken | undefined, typeParameter: TypeParameterDeclaration, questionToken: QuestionToken | undefined, type: TypeNode | undefined): MappedTypeNode; + function updateMappedTypeNode(node: MappedTypeNode, readonlyToken: ReadonlyToken | undefined, typeParameter: TypeParameterDeclaration, questionToken: QuestionToken | undefined, type: TypeNode | undefined): MappedTypeNode; + function createLiteralTypeNode(literal: LiteralTypeNode["literal"]): LiteralTypeNode; + function updateLiteralTypeNode(node: LiteralTypeNode, literal: LiteralTypeNode["literal"]): LiteralTypeNode; + function createObjectBindingPattern(elements: ReadonlyArray): ObjectBindingPattern; + function updateObjectBindingPattern(node: ObjectBindingPattern, elements: ReadonlyArray): ObjectBindingPattern; + function createArrayBindingPattern(elements: ReadonlyArray): ArrayBindingPattern; + function updateArrayBindingPattern(node: ArrayBindingPattern, elements: ReadonlyArray): ArrayBindingPattern; + function createBindingElement(dotDotDotToken: DotDotDotToken | undefined, propertyName: string | PropertyName | undefined, name: string | BindingName, initializer?: Expression): BindingElement; + function updateBindingElement(node: BindingElement, dotDotDotToken: DotDotDotToken | undefined, propertyName: PropertyName | undefined, name: BindingName, initializer: Expression | undefined): BindingElement; + function createArrayLiteral(elements?: ReadonlyArray, multiLine?: boolean): ArrayLiteralExpression; + function updateArrayLiteral(node: ArrayLiteralExpression, elements: ReadonlyArray): ArrayLiteralExpression; + function createObjectLiteral(properties?: ReadonlyArray, multiLine?: boolean): ObjectLiteralExpression; + function updateObjectLiteral(node: ObjectLiteralExpression, properties: ReadonlyArray): ObjectLiteralExpression; + function createPropertyAccess(expression: Expression, name: string | Identifier): PropertyAccessExpression; + function updatePropertyAccess(node: PropertyAccessExpression, expression: Expression, name: Identifier): PropertyAccessExpression; + function createElementAccess(expression: Expression, index: number | Expression): ElementAccessExpression; + function updateElementAccess(node: ElementAccessExpression, expression: Expression, argumentExpression: Expression): ElementAccessExpression; + function createCall(expression: Expression, typeArguments: ReadonlyArray | undefined, argumentsArray: ReadonlyArray): CallExpression; + function updateCall(node: CallExpression, expression: Expression, typeArguments: ReadonlyArray | undefined, argumentsArray: ReadonlyArray): CallExpression; + function createNew(expression: Expression, typeArguments: ReadonlyArray | undefined, argumentsArray: ReadonlyArray | undefined): NewExpression; + function updateNew(node: NewExpression, expression: Expression, typeArguments: ReadonlyArray | undefined, argumentsArray: ReadonlyArray | undefined): NewExpression; + function createTaggedTemplate(tag: Expression, template: TemplateLiteral): TaggedTemplateExpression; + function updateTaggedTemplate(node: TaggedTemplateExpression, tag: Expression, template: TemplateLiteral): TaggedTemplateExpression; + function createTypeAssertion(type: TypeNode, expression: Expression): TypeAssertion; + function updateTypeAssertion(node: TypeAssertion, type: TypeNode, expression: Expression): TypeAssertion; + function createParen(expression: Expression): ParenthesizedExpression; + function updateParen(node: ParenthesizedExpression, expression: Expression): ParenthesizedExpression; + function createFunctionExpression(modifiers: ReadonlyArray | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block): FunctionExpression; + function updateFunctionExpression(node: FunctionExpression, modifiers: ReadonlyArray | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block): FunctionExpression; + function createArrowFunction(modifiers: ReadonlyArray | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, equalsGreaterThanToken: EqualsGreaterThanToken | undefined, body: ConciseBody): ArrowFunction; + function updateArrowFunction(node: ArrowFunction, modifiers: ReadonlyArray | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, body: ConciseBody): ArrowFunction; + function updateArrowFunction(node: ArrowFunction, modifiers: ReadonlyArray | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, equalsGreaterThanToken: Token, body: ConciseBody): ArrowFunction; + function createDelete(expression: Expression): DeleteExpression; + function updateDelete(node: DeleteExpression, expression: Expression): DeleteExpression; + function createTypeOf(expression: Expression): TypeOfExpression; + function updateTypeOf(node: TypeOfExpression, expression: Expression): TypeOfExpression; + function createVoid(expression: Expression): VoidExpression; + function updateVoid(node: VoidExpression, expression: Expression): VoidExpression; + function createAwait(expression: Expression): AwaitExpression; + function updateAwait(node: AwaitExpression, expression: Expression): AwaitExpression; + function createPrefix(operator: PrefixUnaryOperator, operand: Expression): PrefixUnaryExpression; + function updatePrefix(node: PrefixUnaryExpression, operand: Expression): PrefixUnaryExpression; + function createPostfix(operand: Expression, operator: PostfixUnaryOperator): PostfixUnaryExpression; + function updatePostfix(node: PostfixUnaryExpression, operand: Expression): PostfixUnaryExpression; + function createBinary(left: Expression, operator: BinaryOperator | BinaryOperatorToken, right: Expression): BinaryExpression; + function updateBinary(node: BinaryExpression, left: Expression, right: Expression, operator?: BinaryOperator | BinaryOperatorToken): BinaryExpression; + function createConditional(condition: Expression, whenTrue: Expression, whenFalse: Expression): ConditionalExpression; + function createConditional(condition: Expression, questionToken: QuestionToken, whenTrue: Expression, colonToken: ColonToken, whenFalse: Expression): ConditionalExpression; + function updateConditional(node: ConditionalExpression, condition: Expression, whenTrue: Expression, whenFalse: Expression): ConditionalExpression; + function updateConditional(node: ConditionalExpression, condition: Expression, questionToken: Token, whenTrue: Expression, colonToken: Token, whenFalse: Expression): ConditionalExpression; + function createTemplateExpression(head: TemplateHead, templateSpans: ReadonlyArray): TemplateExpression; + function updateTemplateExpression(node: TemplateExpression, head: TemplateHead, templateSpans: ReadonlyArray): TemplateExpression; + function createTemplateHead(text: string): TemplateHead; + function createTemplateMiddle(text: string): TemplateMiddle; + function createTemplateTail(text: string): TemplateTail; + function createNoSubstitutionTemplateLiteral(text: string): NoSubstitutionTemplateLiteral; + function createYield(expression?: Expression): YieldExpression; + function createYield(asteriskToken: AsteriskToken, expression: Expression): YieldExpression; + function updateYield(node: YieldExpression, asteriskToken: AsteriskToken | undefined, expression: Expression): YieldExpression; + function createSpread(expression: Expression): SpreadElement; + function updateSpread(node: SpreadElement, expression: Expression): SpreadElement; + function createClassExpression(modifiers: ReadonlyArray | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray | undefined, heritageClauses: ReadonlyArray, members: ReadonlyArray): ClassExpression; + function updateClassExpression(node: ClassExpression, modifiers: ReadonlyArray | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray | undefined, heritageClauses: ReadonlyArray, members: ReadonlyArray): ClassExpression; + function createOmittedExpression(): OmittedExpression; + function createExpressionWithTypeArguments(typeArguments: ReadonlyArray, expression: Expression): ExpressionWithTypeArguments; + function updateExpressionWithTypeArguments(node: ExpressionWithTypeArguments, typeArguments: ReadonlyArray, expression: Expression): ExpressionWithTypeArguments; + function createAsExpression(expression: Expression, type: TypeNode): AsExpression; + function updateAsExpression(node: AsExpression, expression: Expression, type: TypeNode): AsExpression; + function createNonNullExpression(expression: Expression): NonNullExpression; + function updateNonNullExpression(node: NonNullExpression, expression: Expression): NonNullExpression; + function createMetaProperty(keywordToken: MetaProperty["keywordToken"], name: Identifier): MetaProperty; + function updateMetaProperty(node: MetaProperty, name: Identifier): MetaProperty; + function createTemplateSpan(expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan; + function updateTemplateSpan(node: TemplateSpan, expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan; + function createSemicolonClassElement(): SemicolonClassElement; + function createBlock(statements: ReadonlyArray, multiLine?: boolean): Block; + function updateBlock(node: Block, statements: ReadonlyArray): Block; + function createVariableStatement(modifiers: ReadonlyArray | undefined, declarationList: VariableDeclarationList | ReadonlyArray): VariableStatement; + function updateVariableStatement(node: VariableStatement, modifiers: ReadonlyArray | undefined, declarationList: VariableDeclarationList): VariableStatement; + function createEmptyStatement(): EmptyStatement; + function createStatement(expression: Expression): ExpressionStatement; + function updateStatement(node: ExpressionStatement, expression: Expression): ExpressionStatement; + function createIf(expression: Expression, thenStatement: Statement, elseStatement?: Statement): IfStatement; + function updateIf(node: IfStatement, expression: Expression, thenStatement: Statement, elseStatement: Statement | undefined): IfStatement; + function createDo(statement: Statement, expression: Expression): DoStatement; + function updateDo(node: DoStatement, statement: Statement, expression: Expression): DoStatement; + function createWhile(expression: Expression, statement: Statement): WhileStatement; + function updateWhile(node: WhileStatement, expression: Expression, statement: Statement): WhileStatement; + function createFor(initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement; + function updateFor(node: ForStatement, initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement; + function createForIn(initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement; + function updateForIn(node: ForInStatement, initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement; + function createForOf(awaitModifier: AwaitKeywordToken, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement; + function updateForOf(node: ForOfStatement, awaitModifier: AwaitKeywordToken, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement; + function createContinue(label?: string | Identifier): ContinueStatement; + function updateContinue(node: ContinueStatement, label: Identifier | undefined): ContinueStatement; + function createBreak(label?: string | Identifier): BreakStatement; + function updateBreak(node: BreakStatement, label: Identifier | undefined): BreakStatement; + function createReturn(expression?: Expression): ReturnStatement; + function updateReturn(node: ReturnStatement, expression: Expression | undefined): ReturnStatement; + function createWith(expression: Expression, statement: Statement): WithStatement; + function updateWith(node: WithStatement, expression: Expression, statement: Statement): WithStatement; + function createSwitch(expression: Expression, caseBlock: CaseBlock): SwitchStatement; + function updateSwitch(node: SwitchStatement, expression: Expression, caseBlock: CaseBlock): SwitchStatement; + function createLabel(label: string | Identifier, statement: Statement): LabeledStatement; + function updateLabel(node: LabeledStatement, label: Identifier, statement: Statement): LabeledStatement; + function createThrow(expression: Expression): ThrowStatement; + function updateThrow(node: ThrowStatement, expression: Expression): ThrowStatement; + function createTry(tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement; + function updateTry(node: TryStatement, tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement; + function createDebuggerStatement(): DebuggerStatement; + function createVariableDeclaration(name: string | BindingName, type?: TypeNode, initializer?: Expression): VariableDeclaration; + function updateVariableDeclaration(node: VariableDeclaration, name: BindingName, type: TypeNode | undefined, initializer: Expression | undefined): VariableDeclaration; + function createVariableDeclarationList(declarations: ReadonlyArray, flags?: NodeFlags): VariableDeclarationList; + function updateVariableDeclarationList(node: VariableDeclarationList, declarations: ReadonlyArray): VariableDeclarationList; + function createFunctionDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration; + function updateFunctionDeclaration(node: FunctionDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray | undefined, parameters: ReadonlyArray, type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration; + function createClassDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray | undefined, heritageClauses: ReadonlyArray, members: ReadonlyArray): ClassDeclaration; + function updateClassDeclaration(node: ClassDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray | undefined, heritageClauses: ReadonlyArray, members: ReadonlyArray): ClassDeclaration; + function createInterfaceDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | Identifier, typeParameters: ReadonlyArray | undefined, heritageClauses: ReadonlyArray | undefined, members: ReadonlyArray): InterfaceDeclaration; + function updateInterfaceDeclaration(node: InterfaceDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: Identifier, typeParameters: ReadonlyArray | undefined, heritageClauses: ReadonlyArray | undefined, members: ReadonlyArray): InterfaceDeclaration; + function createTypeAliasDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | Identifier, typeParameters: ReadonlyArray | undefined, type: TypeNode): TypeAliasDeclaration; + function updateTypeAliasDeclaration(node: TypeAliasDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: Identifier, typeParameters: ReadonlyArray | undefined, type: TypeNode): TypeAliasDeclaration; + function createEnumDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | Identifier, members: ReadonlyArray): EnumDeclaration; + function updateEnumDeclaration(node: EnumDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: Identifier, members: ReadonlyArray): EnumDeclaration; + function createModuleDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: ModuleName, body: ModuleBody | undefined, flags?: NodeFlags): ModuleDeclaration; + function updateModuleDeclaration(node: ModuleDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: ModuleName, body: ModuleBody | undefined): ModuleDeclaration; + function createModuleBlock(statements: ReadonlyArray): ModuleBlock; + function updateModuleBlock(node: ModuleBlock, statements: ReadonlyArray): ModuleBlock; + function createCaseBlock(clauses: ReadonlyArray): CaseBlock; + function updateCaseBlock(node: CaseBlock, clauses: ReadonlyArray): CaseBlock; + function createNamespaceExportDeclaration(name: string | Identifier): NamespaceExportDeclaration; + function updateNamespaceExportDeclaration(node: NamespaceExportDeclaration, name: Identifier): NamespaceExportDeclaration; + function createImportEqualsDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: string | Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration; + function updateImportEqualsDeclaration(node: ImportEqualsDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, name: Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration; + function createImportDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, importClause: ImportClause | undefined, moduleSpecifier?: Expression): ImportDeclaration; + function updateImportDeclaration(node: ImportDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, importClause: ImportClause | undefined, moduleSpecifier: Expression | undefined): ImportDeclaration; + function createImportClause(name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause; + function updateImportClause(node: ImportClause, name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause; + function createNamespaceImport(name: Identifier): NamespaceImport; + function updateNamespaceImport(node: NamespaceImport, name: Identifier): NamespaceImport; + function createNamedImports(elements: ReadonlyArray): NamedImports; + function updateNamedImports(node: NamedImports, elements: ReadonlyArray): NamedImports; + function createImportSpecifier(propertyName: Identifier | undefined, name: Identifier): ImportSpecifier; + function updateImportSpecifier(node: ImportSpecifier, propertyName: Identifier | undefined, name: Identifier): ImportSpecifier; + function createExportAssignment(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, isExportEquals: boolean, expression: Expression): ExportAssignment; + function updateExportAssignment(node: ExportAssignment, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, expression: Expression): ExportAssignment; + function createExportDeclaration(decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, exportClause: NamedExports | undefined, moduleSpecifier?: Expression): ExportDeclaration; + function updateExportDeclaration(node: ExportDeclaration, decorators: ReadonlyArray | undefined, modifiers: ReadonlyArray | undefined, exportClause: NamedExports | undefined, moduleSpecifier: Expression | undefined): ExportDeclaration; + function createNamedExports(elements: ReadonlyArray): NamedExports; + function updateNamedExports(node: NamedExports, elements: ReadonlyArray): NamedExports; + function createExportSpecifier(propertyName: string | Identifier | undefined, name: string | Identifier): ExportSpecifier; + function updateExportSpecifier(node: ExportSpecifier, propertyName: Identifier | undefined, name: Identifier): ExportSpecifier; + function createExternalModuleReference(expression: Expression): ExternalModuleReference; + function updateExternalModuleReference(node: ExternalModuleReference, expression: Expression): ExternalModuleReference; + function createJsxElement(openingElement: JsxOpeningElement, children: ReadonlyArray, closingElement: JsxClosingElement): JsxElement; + function updateJsxElement(node: JsxElement, openingElement: JsxOpeningElement, children: ReadonlyArray, closingElement: JsxClosingElement): JsxElement; + function createJsxSelfClosingElement(tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxSelfClosingElement; + function updateJsxSelfClosingElement(node: JsxSelfClosingElement, tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxSelfClosingElement; + function createJsxOpeningElement(tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxOpeningElement; + function updateJsxOpeningElement(node: JsxOpeningElement, tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxOpeningElement; + function createJsxClosingElement(tagName: JsxTagNameExpression): JsxClosingElement; + function updateJsxClosingElement(node: JsxClosingElement, tagName: JsxTagNameExpression): JsxClosingElement; + function createJsxAttribute(name: Identifier, initializer: StringLiteral | JsxExpression): JsxAttribute; + function updateJsxAttribute(node: JsxAttribute, name: Identifier, initializer: StringLiteral | JsxExpression): JsxAttribute; + function createJsxAttributes(properties: ReadonlyArray): JsxAttributes; + function updateJsxAttributes(node: JsxAttributes, properties: ReadonlyArray): JsxAttributes; + function createJsxSpreadAttribute(expression: Expression): JsxSpreadAttribute; + function updateJsxSpreadAttribute(node: JsxSpreadAttribute, expression: Expression): JsxSpreadAttribute; + function createJsxExpression(dotDotDotToken: DotDotDotToken | undefined, expression: Expression | undefined): JsxExpression; + function updateJsxExpression(node: JsxExpression, expression: Expression | undefined): JsxExpression; + function createCaseClause(expression: Expression, statements: ReadonlyArray): CaseClause; + function updateCaseClause(node: CaseClause, expression: Expression, statements: ReadonlyArray): CaseClause; + function createDefaultClause(statements: ReadonlyArray): DefaultClause; + function updateDefaultClause(node: DefaultClause, statements: ReadonlyArray): DefaultClause; + function createHeritageClause(token: HeritageClause["token"], types: ReadonlyArray): HeritageClause; + function updateHeritageClause(node: HeritageClause, types: ReadonlyArray): HeritageClause; + function createCatchClause(variableDeclaration: string | VariableDeclaration | undefined, block: Block): CatchClause; + function updateCatchClause(node: CatchClause, variableDeclaration: VariableDeclaration | undefined, block: Block): CatchClause; + function createPropertyAssignment(name: string | PropertyName, initializer: Expression): PropertyAssignment; + function updatePropertyAssignment(node: PropertyAssignment, name: PropertyName, initializer: Expression): PropertyAssignment; + function createShorthandPropertyAssignment(name: string | Identifier, objectAssignmentInitializer?: Expression): ShorthandPropertyAssignment; + function updateShorthandPropertyAssignment(node: ShorthandPropertyAssignment, name: Identifier, objectAssignmentInitializer: Expression | undefined): ShorthandPropertyAssignment; + function createSpreadAssignment(expression: Expression): SpreadAssignment; + function updateSpreadAssignment(node: SpreadAssignment, expression: Expression): SpreadAssignment; + function createEnumMember(name: string | PropertyName, initializer?: Expression): EnumMember; + function updateEnumMember(node: EnumMember, name: PropertyName, initializer: Expression | undefined): EnumMember; + function updateSourceFileNode(node: SourceFile, statements: ReadonlyArray): SourceFile; + /** + * Creates a shallow, memberwise clone of a node for mutation. + */ + function getMutableClone(node: T): T; + /** + * Creates a synthetic statement to act as a placeholder for a not-emitted statement in + * order to preserve comments. + * + * @param original The original statement. + */ + function createNotEmittedStatement(original: Node): NotEmittedStatement; + /** + * Creates a synthetic expression to act as a placeholder for a not-emitted expression in + * order to preserve comments or sourcemap positions. + * + * @param expression The inner expression to emit. + * @param original The original outer expression. + * @param location The location for the expression. Defaults to the positions from "original" if provided. + */ + function createPartiallyEmittedExpression(expression: Expression, original?: Node): PartiallyEmittedExpression; + function updatePartiallyEmittedExpression(node: PartiallyEmittedExpression, expression: Expression): PartiallyEmittedExpression; + function createCommaList(elements: ReadonlyArray): CommaListExpression; + function updateCommaList(node: CommaListExpression, elements: ReadonlyArray): CommaListExpression; + function createBundle(sourceFiles: ReadonlyArray): Bundle; + function updateBundle(node: Bundle, sourceFiles: ReadonlyArray): Bundle; + function createImmediatelyInvokedFunctionExpression(statements: Statement[]): CallExpression; + function createImmediatelyInvokedFunctionExpression(statements: Statement[], param: ParameterDeclaration, paramValue: Expression): CallExpression; + function createImmediatelyInvokedArrowFunction(statements: Statement[]): CallExpression; + function createImmediatelyInvokedArrowFunction(statements: Statement[], param: ParameterDeclaration, paramValue: Expression): CallExpression; + function createComma(left: Expression, right: Expression): Expression; + function createLessThan(left: Expression, right: Expression): Expression; + function createAssignment(left: ObjectLiteralExpression | ArrayLiteralExpression, right: Expression): DestructuringAssignment; + function createAssignment(left: Expression, right: Expression): BinaryExpression; + function createStrictEquality(left: Expression, right: Expression): BinaryExpression; + function createStrictInequality(left: Expression, right: Expression): BinaryExpression; + function createAdd(left: Expression, right: Expression): BinaryExpression; + function createSubtract(left: Expression, right: Expression): BinaryExpression; + function createPostfixIncrement(operand: Expression): PostfixUnaryExpression; + function createLogicalAnd(left: Expression, right: Expression): BinaryExpression; + function createLogicalOr(left: Expression, right: Expression): BinaryExpression; + function createLogicalNot(operand: Expression): PrefixUnaryExpression; + function createVoidZero(): VoidExpression; + function createExportDefault(expression: Expression): ExportAssignment; + function createExternalModuleExport(exportName: Identifier): ExportDeclaration; + /** + * Clears any EmitNode entries from parse-tree nodes. + * @param sourceFile A source file. + */ + function disposeEmitNodes(sourceFile: SourceFile): void; + function setTextRange(range: T, location: TextRange | undefined): T; + /** + * Sets flags that control emit behavior of a node. + */ + function setEmitFlags(node: T, emitFlags: EmitFlags): T; + /** + * Gets a custom text range to use when emitting source maps. + */ + function getSourceMapRange(node: Node): SourceMapRange; + /** + * Sets a custom text range to use when emitting source maps. + */ + function setSourceMapRange(node: T, range: SourceMapRange | undefined): T; + /** + * Create an external source map source file reference + */ + function createSourceMapSource(fileName: string, text: string, skipTrivia?: (pos: number) => number): SourceMapSource; + /** + * Gets the TextRange to use for source maps for a token of a node. + */ + function getTokenSourceMapRange(node: Node, token: SyntaxKind): SourceMapRange | undefined; + /** + * Sets the TextRange to use for source maps for a token of a node. + */ + function setTokenSourceMapRange(node: T, token: SyntaxKind, range: SourceMapRange | undefined): T; + /** + * Gets a custom text range to use when emitting comments. + */ + function getCommentRange(node: Node): TextRange; + /** + * Sets a custom text range to use when emitting comments. + */ + function setCommentRange(node: T, range: TextRange): T; + function getSyntheticLeadingComments(node: Node): SynthesizedComment[] | undefined; + function setSyntheticLeadingComments(node: T, comments: SynthesizedComment[]): T; + function addSyntheticLeadingComment(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T; + function getSyntheticTrailingComments(node: Node): SynthesizedComment[] | undefined; + function setSyntheticTrailingComments(node: T, comments: SynthesizedComment[]): T; + function addSyntheticTrailingComment(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T; + /** + * Gets the constant value to emit for an expression. + */ + function getConstantValue(node: PropertyAccessExpression | ElementAccessExpression): string | number; + /** + * Sets the constant value to emit for an expression. + */ + function setConstantValue(node: PropertyAccessExpression | ElementAccessExpression, value: string | number): PropertyAccessExpression | ElementAccessExpression; + /** + * Adds an EmitHelper to a node. + */ + function addEmitHelper(node: T, helper: EmitHelper): T; + /** + * Add EmitHelpers to a node. + */ + function addEmitHelpers(node: T, helpers: EmitHelper[] | undefined): T; + /** + * Removes an EmitHelper from a node. + */ + function removeEmitHelper(node: Node, helper: EmitHelper): boolean; + /** + * Gets the EmitHelpers of a node. + */ + function getEmitHelpers(node: Node): EmitHelper[] | undefined; + /** + * Moves matching emit helpers from a source node to a target node. + */ + function moveEmitHelpers(source: Node, target: Node, predicate: (helper: EmitHelper) => boolean): void; + function setOriginalNode(node: T, original: Node | undefined): T; +} +declare namespace ts { + /** + * Visits a Node using the supplied visitor, possibly returning a new Node in its place. + * + * @param node The Node to visit. + * @param visitor The callback used to visit the Node. + * @param test A callback to execute to verify the Node is valid. + * @param lift An optional callback to execute to lift a NodeArray into a valid Node. + */ + function visitNode(node: T, visitor: Visitor, test?: (node: Node) => boolean, lift?: (node: NodeArray) => T): T; + /** + * Visits a Node using the supplied visitor, possibly returning a new Node in its place. + * + * @param node The Node to visit. + * @param visitor The callback used to visit the Node. + * @param test A callback to execute to verify the Node is valid. + * @param lift An optional callback to execute to lift a NodeArray into a valid Node. + */ + function visitNode(node: T | undefined, visitor: Visitor, test?: (node: Node) => boolean, lift?: (node: NodeArray) => T): T | undefined; + /** + * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place. + * + * @param nodes The NodeArray to visit. + * @param visitor The callback used to visit a Node. + * @param test A node test to execute for each node. + * @param start An optional value indicating the starting offset at which to start visiting. + * @param count An optional value indicating the maximum number of nodes to visit. + */ + function visitNodes(nodes: NodeArray, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray; + /** + * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place. + * + * @param nodes The NodeArray to visit. + * @param visitor The callback used to visit a Node. + * @param test A node test to execute for each node. + * @param start An optional value indicating the starting offset at which to start visiting. + * @param count An optional value indicating the maximum number of nodes to visit. + */ + function visitNodes(nodes: NodeArray | undefined, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray | undefined; + /** + * Starts a new lexical environment and visits a statement list, ending the lexical environment + * and merging hoisted declarations upon completion. + */ + function visitLexicalEnvironment(statements: NodeArray, visitor: Visitor, context: TransformationContext, start?: number, ensureUseStrict?: boolean): NodeArray; + /** + * Starts a new lexical environment and visits a parameter list, suspending the lexical + * environment upon completion. + */ + function visitParameterList(nodes: NodeArray, visitor: Visitor, context: TransformationContext, nodesVisitor?: typeof visitNodes): NodeArray; + /** + * Resumes a suspended lexical environment and visits a function body, ending the lexical + * environment and merging hoisted declarations upon completion. + */ + function visitFunctionBody(node: FunctionBody, visitor: Visitor, context: TransformationContext): FunctionBody; + /** + * Resumes a suspended lexical environment and visits a function body, ending the lexical + * environment and merging hoisted declarations upon completion. + */ + function visitFunctionBody(node: FunctionBody | undefined, visitor: Visitor, context: TransformationContext): FunctionBody | undefined; + /** + * Resumes a suspended lexical environment and visits a concise body, ending the lexical + * environment and merging hoisted declarations upon completion. + */ + function visitFunctionBody(node: ConciseBody, visitor: Visitor, context: TransformationContext): ConciseBody; + /** + * Visits each child of a Node using the supplied visitor, possibly returning a new Node of the same kind in its place. + * + * @param node The Node whose children will be visited. + * @param visitor The callback used to visit each child. + * @param context A lexical environment context for the visitor. + */ + function visitEachChild(node: T, visitor: Visitor, context: TransformationContext): T; + /** + * Visits each child of a Node using the supplied visitor, possibly returning a new Node of the same kind in its place. + * + * @param node The Node whose children will be visited. + * @param visitor The callback used to visit each child. + * @param context A lexical environment context for the visitor. + */ + function visitEachChild(node: T | undefined, visitor: Visitor, context: TransformationContext, nodesVisitor?: typeof visitNodes, tokenVisitor?: Visitor): T | undefined; +} +declare namespace ts { + function createPrinter(printerOptions?: PrinterOptions, handlers?: PrintHandlers): Printer; +} +declare namespace ts { + interface EmitOutput { + outputFiles: OutputFile[]; + emitSkipped: boolean; + } + interface OutputFile { + name: string; + writeByteOrderMark: boolean; + text: string; + } +} declare namespace ts { function findConfigFile(searchPath: string, fileExists: (fileName: string) => boolean, configName?: string): string; function resolveTripleslashReference(moduleName: string, containingFile: string): string; @@ -2357,38 +3695,69 @@ declare namespace ts { getCanonicalFileName(fileName: string): string; getNewLine(): string; } - function formatDiagnostics(diagnostics: Diagnostic[], host: FormatDiagnosticsHost): string; + function formatDiagnostics(diagnostics: ReadonlyArray, host: FormatDiagnosticsHost): string; + function formatDiagnostic(diagnostic: Diagnostic, host: FormatDiagnosticsHost): string; + function formatDiagnosticsWithColorAndContext(diagnostics: ReadonlyArray, host: FormatDiagnosticsHost): string; function flattenDiagnosticMessageText(messageText: string | DiagnosticMessageChain, newLine: string): string; - function createProgram(rootNames: string[], options: CompilerOptions, host?: CompilerHost, oldProgram?: Program): Program; + /** + * Create a new 'Program' instance. A Program is an immutable collection of 'SourceFile's and a 'CompilerOptions' + * that represent a compilation unit. + * + * Creating a program proceeds from a set of root files, expanding the set of inputs by following imports and + * triple-slash-reference-path directives transitively. '@types' and triple-slash-reference-types are also pulled in. + * + * @param rootNames - A set of root files. + * @param options - The compiler options which should be used. + * @param host - The host interacts with the underlying file system. + * @param oldProgram - Reuses an old program structure. + * @returns A 'Program' object. + */ + function createProgram(rootNames: ReadonlyArray, options: CompilerOptions, host?: CompilerHost, oldProgram?: Program): Program; } declare namespace ts { - function parseCommandLine(commandLine: string[], readFile?: (path: string) => string): ParsedCommandLine; + function parseCommandLine(commandLine: ReadonlyArray, readFile?: (path: string) => string | undefined): ParsedCommandLine; /** - * Read tsconfig.json file - * @param fileName The path to the config file - */ - function readConfigFile(fileName: string, readFile: (path: string) => string): { + * Read tsconfig.json file + * @param fileName The path to the config file + */ + function readConfigFile(fileName: string, readFile: (path: string) => string | undefined): { config?: any; error?: Diagnostic; }; /** - * Parse the text of the tsconfig.json file - * @param fileName The path to the config file - * @param jsonText The text of the config file - */ - function parseConfigFileTextToJson(fileName: string, jsonText: string, stripComments?: boolean): { + * Parse the text of the tsconfig.json file + * @param fileName The path to the config file + * @param jsonText The text of the config file + */ + function parseConfigFileTextToJson(fileName: string, jsonText: string): { config?: any; error?: Diagnostic; }; /** - * Parse the contents of a config file (tsconfig.json). - * @param json The contents of the config file to parse - * @param host Instance of ParseConfigHost used to enumerate files in folder. - * @param basePath A root directory to resolve relative path entries in the config - * file to. e.g. outDir - */ - function parseJsonConfigFileContent(json: any, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: FileExtensionInfo[]): ParsedCommandLine; - function convertCompileOnSaveOptionFromJson(jsonOption: any, basePath: string, errors: Diagnostic[]): boolean; + * Read tsconfig.json file + * @param fileName The path to the config file + */ + function readJsonConfigFile(fileName: string, readFile: (path: string) => string | undefined): JsonSourceFile; + /** + * Convert the json syntax tree into the json value + */ + function convertToObject(sourceFile: JsonSourceFile, errors: Push): any; + /** + * Parse the contents of a config file (tsconfig.json). + * @param json The contents of the config file to parse + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + */ + function parseJsonConfigFileContent(json: any, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: ReadonlyArray): ParsedCommandLine; + /** + * Parse the contents of a config file (tsconfig.json). + * @param jsonNode The contents of the config file to parse + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + */ + function parseJsonSourceFileConfigFileContent(sourceFile: JsonSourceFile, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: ReadonlyArray): ParsedCommandLine; function convertCompilerOptionsFromJson(jsonOptions: any, basePath: string, configFileName?: string): { options: CompilerOptions; errors: Diagnostic[]; @@ -2414,30 +3783,36 @@ declare namespace ts { getText(sourceFile?: SourceFile): string; getFirstToken(sourceFile?: SourceFile): Node; getLastToken(sourceFile?: SourceFile): Node; + forEachChild(cbNode: (node: Node) => T | undefined, cbNodeArray?: (nodes: NodeArray) => T | undefined): T | undefined; + } + interface Identifier { + readonly text: string; } interface Symbol { + readonly name: string; getFlags(): SymbolFlags; + getEscapedName(): __String; getName(): string; - getDeclarations(): Declaration[]; + getDeclarations(): Declaration[] | undefined; getDocumentationComment(): SymbolDisplayPart[]; getJsDocTags(): JSDocTagInfo[]; } interface Type { getFlags(): TypeFlags; - getSymbol(): Symbol; + getSymbol(): Symbol | undefined; getProperties(): Symbol[]; - getProperty(propertyName: string): Symbol; + getProperty(propertyName: string): Symbol | undefined; getApparentProperties(): Symbol[]; getCallSignatures(): Signature[]; getConstructSignatures(): Signature[]; - getStringIndexType(): Type; - getNumberIndexType(): Type; - getBaseTypes(): ObjectType[]; + getStringIndexType(): Type | undefined; + getNumberIndexType(): Type | undefined; + getBaseTypes(): BaseType[] | undefined; getNonNullableType(): Type; } interface Signature { getDeclaration(): SignatureDeclaration; - getTypeParameters(): Type[]; + getTypeParameters(): TypeParameter[] | undefined; getParameters(): Symbol[]; getReturnType(): Type; getDocumentationComment(): SymbolDisplayPart[]; @@ -2446,10 +3821,16 @@ declare namespace ts { interface SourceFile { getLineAndCharacterOfPosition(pos: number): LineAndCharacter; getLineEndOfPosition(pos: number): number; - getLineStarts(): number[]; + getLineStarts(): ReadonlyArray; getPositionOfLineAndCharacter(line: number, character: number): number; update(newText: string, textChangeRange: TextChangeRange): SourceFile; } + interface SourceFileLike { + getLineAndCharacterOfPosition(pos: number): LineAndCharacter; + } + interface SourceMapSource { + getLineAndCharacterOfPosition(pos: number): LineAndCharacter; + } /** * Represents an immutable snapshot of a script at a specified time.Once acquired, the * snapshot is observably immutable. i.e. the same calls with the same parameters will return @@ -2484,7 +3865,11 @@ declare namespace ts { interface HostCancellationToken { isCancellationRequested(): boolean; } - interface LanguageServiceHost { + interface InstallPackageOptions { + fileName: Path; + packageName: string; + } + interface LanguageServiceHost extends GetEffectiveTypeRootsHost { getCompilationSettings(): CompilerOptions; getNewLine?(): string; getProjectVersion?(): string; @@ -2500,14 +3885,19 @@ declare namespace ts { trace?(s: string): void; error?(s: string): void; useCaseSensitiveFileNames?(): boolean; - readDirectory?(path: string, extensions?: string[], exclude?: string[], include?: string[]): string[]; - readFile?(path: string, encoding?: string): string; + readDirectory?(path: string, extensions?: ReadonlyArray, exclude?: ReadonlyArray, include?: ReadonlyArray, depth?: number): string[]; + readFile?(path: string, encoding?: string): string | undefined; fileExists?(path: string): boolean; getTypeRootsVersion?(): number; - resolveModuleNames?(moduleNames: string[], containingFile: string): ResolvedModule[]; + resolveModuleNames?(moduleNames: string[], containingFile: string, reusedNames?: string[]): ResolvedModule[]; resolveTypeReferenceDirectives?(typeDirectiveNames: string[], containingFile: string): ResolvedTypeReferenceDirective[]; - directoryExists?(directoryName: string): boolean; getDirectories?(directoryName: string): string[]; + /** + * Gets a set of custom transformers to use during emit. + */ + getCustomTransformers?(): CustomTransformers | undefined; + isKnownTypesPackageName?(name: string): boolean; + installPackage?(options: InstallPackageOptions): Promise; } interface LanguageService { cleanupSemanticCache(): void; @@ -2525,8 +3915,8 @@ declare namespace ts { getEncodedSyntacticClassifications(fileName: string, span: TextSpan): Classifications; getEncodedSemanticClassifications(fileName: string, span: TextSpan): Classifications; getCompletionsAtPosition(fileName: string, position: number): CompletionInfo; - getCompletionEntryDetails(fileName: string, position: number, entryName: string): CompletionEntryDetails; - getCompletionEntrySymbol(fileName: string, position: number, entryName: string): Symbol; + getCompletionEntryDetails(fileName: string, position: number, name: string, options: FormatCodeOptions | FormatCodeSettings | undefined, source: string | undefined): CompletionEntryDetails; + getCompletionEntrySymbol(fileName: string, position: number, name: string, source: string | undefined): Symbol; getQuickInfoAtPosition(fileName: string, position: number): QuickInfo; getNameOrDottedNameSpan(fileName: string, startPos: number, endPos: number): TextSpan; getBreakpointStatementAtPosition(fileName: string, position: number): TextSpan; @@ -2553,18 +3943,25 @@ declare namespace ts { getFormattingEditsAfterKeystroke(fileName: string, position: number, key: string, options: FormatCodeOptions | FormatCodeSettings): TextChange[]; getDocCommentTemplateAtPosition(fileName: string, position: number): TextInsertion; isValidBraceCompletionAtPosition(fileName: string, position: number, openingBrace: number): boolean; - getCodeFixesAtPosition(fileName: string, start: number, end: number, errorCodes: number[]): CodeAction[]; + getSpanOfEnclosingComment(fileName: string, position: number, onlyMultiLine: boolean): TextSpan; + getCodeFixesAtPosition(fileName: string, start: number, end: number, errorCodes: number[], formatOptions: FormatCodeSettings): CodeAction[]; + applyCodeActionCommand(fileName: string, action: CodeActionCommand): Promise; + getApplicableRefactors(fileName: string, positionOrRaneg: number | TextRange): ApplicableRefactorInfo[]; + getEditsForRefactor(fileName: string, formatOptions: FormatCodeSettings, positionOrRange: number | TextRange, refactorName: string, actionName: string): RefactorEditInfo | undefined; getEmitOutput(fileName: string, emitOnlyDtsFiles?: boolean): EmitOutput; getProgram(): Program; dispose(): void; } + interface ApplyCodeActionCommandResult { + successMessage: string; + } interface Classifications { spans: number[]; endOfLineState: EndOfLineState; } interface ClassifiedSpan { textSpan: TextSpan; - classificationType: string; + classificationType: ClassificationTypeNames; } /** * Navigation bar interface designed for visual studio's dual-column layout. @@ -2574,7 +3971,7 @@ declare namespace ts { */ interface NavigationBarItem { text: string; - kind: string; + kind: ScriptElementKind; kindModifiers: string; spans: TextSpan[]; childItems: NavigationBarItem[]; @@ -2589,8 +3986,7 @@ declare namespace ts { interface NavigationTree { /** Name of the declaration, or a short description, e.g. "". */ text: string; - /** A ScriptElementKind */ - kind: string; + kind: ScriptElementKind; /** ScriptElementKindModifier separated by commas, e.g. "public,abstract" */ kindModifiers: string; /** @@ -2623,51 +4019,110 @@ declare namespace ts { description: string; /** Text changes to apply to each file as part of the code action */ changes: FileTextChanges[]; + /** + * If the user accepts the code fix, the editor should send the action back in a `applyAction` request. + * This allows the language service to have side effects (e.g. installing dependencies) upon a code fix. + */ + commands?: CodeActionCommand[]; + } + type CodeActionCommand = InstallPackageAction; + interface InstallPackageAction { + } + /** + * A set of one or more available refactoring actions, grouped under a parent refactoring. + */ + interface ApplicableRefactorInfo { + /** + * The programmatic name of the refactoring + */ + name: string; + /** + * A description of this refactoring category to show to the user. + * If the refactoring gets inlined (see below), this text will not be visible. + */ + description: string; + /** + * Inlineable refactorings can have their actions hoisted out to the top level + * of a context menu. Non-inlineanable refactorings should always be shown inside + * their parent grouping. + * + * If not specified, this value is assumed to be 'true' + */ + inlineable?: boolean; + actions: RefactorActionInfo[]; + } + /** + * Represents a single refactoring action - for example, the "Extract Method..." refactor might + * offer several actions, each corresponding to a surround class or closure to extract into. + */ + interface RefactorActionInfo { + /** + * The programmatic name of the refactoring action + */ + name: string; + /** + * A description of this refactoring action to show to the user. + * If the parent refactoring is inlined away, this will be the only text shown, + * so this description should make sense by itself if the parent is inlineable=true + */ + description: string; + } + /** + * A set of edits to make in response to a refactor action, plus an optional + * location where renaming should be invoked from + */ + interface RefactorEditInfo { + edits: FileTextChanges[]; + renameFilename: string | undefined; + renameLocation: number | undefined; + commands?: CodeActionCommand[]; } interface TextInsertion { newText: string; /** The position in newText the caret should point to after the insertion. */ caretOffset: number; } - interface RenameLocation { + interface DocumentSpan { textSpan: TextSpan; fileName: string; } - interface ReferenceEntry { - textSpan: TextSpan; - fileName: string; + interface RenameLocation extends DocumentSpan { + } + interface ReferenceEntry extends DocumentSpan { isWriteAccess: boolean; isDefinition: boolean; + isInString?: true; } - interface ImplementationLocation { - textSpan: TextSpan; - fileName: string; + interface ImplementationLocation extends DocumentSpan { + kind: ScriptElementKind; + displayParts: SymbolDisplayPart[]; } interface DocumentHighlights { fileName: string; highlightSpans: HighlightSpan[]; } - namespace HighlightSpanKind { - const none = "none"; - const definition = "definition"; - const reference = "reference"; - const writtenReference = "writtenReference"; + enum HighlightSpanKind { + none = "none", + definition = "definition", + reference = "reference", + writtenReference = "writtenReference", } interface HighlightSpan { fileName?: string; + isInString?: true; textSpan: TextSpan; - kind: string; + kind: HighlightSpanKind; } interface NavigateToItem { name: string; - kind: string; + kind: ScriptElementKind; kindModifiers: string; matchKind: string; isCaseSensitive: boolean; fileName: string; textSpan: TextSpan; containerName: string; - containerKind: string; + containerKind: ScriptElementKind; } enum IndentStyle { None = 0, @@ -2727,9 +4182,9 @@ declare namespace ts { interface DefinitionInfo { fileName: string; textSpan: TextSpan; - kind: string; + kind: ScriptElementKind; name: string; - containerKind: string; + containerKind: ScriptElementKind; containerName: string; } interface ReferencedSymbolDefinitionInfo extends DefinitionInfo { @@ -2772,7 +4227,7 @@ declare namespace ts { text?: string; } interface QuickInfo { - kind: string; + kind: ScriptElementKind; kindModifiers: string; textSpan: TextSpan; displayParts: SymbolDisplayPart[]; @@ -2784,7 +4239,7 @@ declare namespace ts { localizedErrorMessage: string; displayName: string; fullDisplayName: string; - kind: string; + kind: ScriptElementKind; kindModifiers: string; triggerSpan: TextSpan; } @@ -2831,23 +4286,27 @@ declare namespace ts { } interface CompletionEntry { name: string; - kind: string; + kind: ScriptElementKind; kindModifiers: string; sortText: string; /** - * An optional span that indicates the text to be replaced by this completion item. It will be - * set if the required span differs from the one generated by the default replacement behavior and should - * be used in that case - */ + * An optional span that indicates the text to be replaced by this completion item. It will be + * set if the required span differs from the one generated by the default replacement behavior and should + * be used in that case + */ replacementSpan?: TextSpan; + hasAction?: true; + source?: string; } interface CompletionEntryDetails { name: string; - kind: string; + kind: ScriptElementKind; kindModifiers: string; displayParts: SymbolDisplayPart[]; documentation: SymbolDisplayPart[]; tags: JSDocTagInfo[]; + codeActions?: CodeAction[]; + source?: SymbolDisplayPart[]; } interface OutliningSpan { /** The span of the document to actually collapse. */ @@ -2857,25 +4316,16 @@ declare namespace ts { /** The text to display in the editor for the collapsed region. */ bannerText: string; /** - * Whether or not this region should be automatically collapsed when - * the 'Collapse to Definitions' command is invoked. - */ + * Whether or not this region should be automatically collapsed when + * the 'Collapse to Definitions' command is invoked. + */ autoCollapse: boolean; } - interface EmitOutput { - outputFiles: OutputFile[]; - emitSkipped: boolean; - } enum OutputFileType { JavaScript = 0, SourceMap = 1, Declaration = 2, } - interface OutputFile { - name: string; - writeByteOrderMark: boolean; - text: string; - } enum EndOfLineState { None = 0, InMultiLineCommentTrivia = 1, @@ -2928,103 +4378,107 @@ declare namespace ts { getClassificationsForLine(text: string, lexState: EndOfLineState, syntacticClassifierAbsent: boolean): ClassificationResult; getEncodedLexicalClassifications(text: string, endOfLineState: EndOfLineState, syntacticClassifierAbsent: boolean): Classifications; } - namespace ScriptElementKind { - const unknown = ""; - const warning = "warning"; + enum ScriptElementKind { + unknown = "", + warning = "warning", /** predefined type (void) or keyword (class) */ - const keyword = "keyword"; + keyword = "keyword", /** top level script node */ - const scriptElement = "script"; + scriptElement = "script", /** module foo {} */ - const moduleElement = "module"; + moduleElement = "module", /** class X {} */ - const classElement = "class"; + classElement = "class", /** var x = class X {} */ - const localClassElement = "local class"; + localClassElement = "local class", /** interface Y {} */ - const interfaceElement = "interface"; + interfaceElement = "interface", /** type T = ... */ - const typeElement = "type"; + typeElement = "type", /** enum E */ - const enumElement = "enum"; - const enumMemberElement = "const"; + enumElement = "enum", + enumMemberElement = "enum member", /** * Inside module and script only * const v = .. */ - const variableElement = "var"; + variableElement = "var", /** Inside function */ - const localVariableElement = "local var"; + localVariableElement = "local var", /** * Inside module and script only * function f() { } */ - const functionElement = "function"; + functionElement = "function", /** Inside function */ - const localFunctionElement = "local function"; + localFunctionElement = "local function", /** class X { [public|private]* foo() {} } */ - const memberFunctionElement = "method"; + memberFunctionElement = "method", /** class X { [public|private]* [get|set] foo:number; } */ - const memberGetAccessorElement = "getter"; - const memberSetAccessorElement = "setter"; + memberGetAccessorElement = "getter", + memberSetAccessorElement = "setter", /** * class X { [public|private]* foo:number; } * interface Y { foo:number; } */ - const memberVariableElement = "property"; + memberVariableElement = "property", /** class X { constructor() { } } */ - const constructorImplementationElement = "constructor"; + constructorImplementationElement = "constructor", /** interface Y { ():number; } */ - const callSignatureElement = "call"; + callSignatureElement = "call", /** interface Y { []:number; } */ - const indexSignatureElement = "index"; + indexSignatureElement = "index", /** interface Y { new():Y; } */ - const constructSignatureElement = "construct"; + constructSignatureElement = "construct", /** function foo(*Y*: string) */ - const parameterElement = "parameter"; - const typeParameterElement = "type parameter"; - const primitiveType = "primitive type"; - const label = "label"; - const alias = "alias"; - const constElement = "const"; - const letElement = "let"; - const directory = "directory"; - const externalModuleName = "external module name"; - } - namespace ScriptElementKindModifier { - const none = ""; - const publicMemberModifier = "public"; - const privateMemberModifier = "private"; - const protectedMemberModifier = "protected"; - const exportedModifier = "export"; - const ambientModifier = "declare"; - const staticModifier = "static"; - const abstractModifier = "abstract"; - } - class ClassificationTypeNames { - static comment: string; - static identifier: string; - static keyword: string; - static numericLiteral: string; - static operator: string; - static stringLiteral: string; - static whiteSpace: string; - static text: string; - static punctuation: string; - static className: string; - static enumName: string; - static interfaceName: string; - static moduleName: string; - static typeParameterName: string; - static typeAliasName: string; - static parameterName: string; - static docCommentTagName: string; - static jsxOpenTagName: string; - static jsxCloseTagName: string; - static jsxSelfClosingTagName: string; - static jsxAttribute: string; - static jsxText: string; - static jsxAttributeStringLiteralValue: string; + parameterElement = "parameter", + typeParameterElement = "type parameter", + primitiveType = "primitive type", + label = "label", + alias = "alias", + constElement = "const", + letElement = "let", + directory = "directory", + externalModuleName = "external module name", + /** + * + */ + jsxAttribute = "JSX attribute", + } + enum ScriptElementKindModifier { + none = "", + publicMemberModifier = "public", + privateMemberModifier = "private", + protectedMemberModifier = "protected", + exportedModifier = "export", + ambientModifier = "declare", + staticModifier = "static", + abstractModifier = "abstract", + } + enum ClassificationTypeNames { + comment = "comment", + identifier = "identifier", + keyword = "keyword", + numericLiteral = "number", + operator = "operator", + stringLiteral = "string", + whiteSpace = "whitespace", + text = "text", + punctuation = "punctuation", + className = "class name", + enumName = "enum name", + interfaceName = "interface name", + moduleName = "module name", + typeParameterName = "type parameter name", + typeAliasName = "type alias name", + parameterName = "parameter name", + docCommentTagName = "doc comment tag name", + jsxOpenTagName = "jsx open tag name", + jsxCloseTagName = "jsx close tag name", + jsxSelfClosingTagName = "jsx self closing tag name", + jsxAttribute = "jsx attribute", + jsxText = "jsx text", + jsxAttributeStringLiteralValue = "jsx attribute string literal value", } enum ClassificationType { comment = 1, @@ -3058,61 +4512,61 @@ declare namespace ts { } declare namespace ts { /** - * The document registry represents a store of SourceFile objects that can be shared between - * multiple LanguageService instances. A LanguageService instance holds on the SourceFile (AST) - * of files in the context. - * SourceFile objects account for most of the memory usage by the language service. Sharing - * the same DocumentRegistry instance between different instances of LanguageService allow - * for more efficient memory utilization since all projects will share at least the library - * file (lib.d.ts). - * - * A more advanced use of the document registry is to serialize sourceFile objects to disk - * and re-hydrate them when needed. - * - * To create a default DocumentRegistry, use createDocumentRegistry to create one, and pass it - * to all subsequent createLanguageService calls. - */ + * The document registry represents a store of SourceFile objects that can be shared between + * multiple LanguageService instances. A LanguageService instance holds on the SourceFile (AST) + * of files in the context. + * SourceFile objects account for most of the memory usage by the language service. Sharing + * the same DocumentRegistry instance between different instances of LanguageService allow + * for more efficient memory utilization since all projects will share at least the library + * file (lib.d.ts). + * + * A more advanced use of the document registry is to serialize sourceFile objects to disk + * and re-hydrate them when needed. + * + * To create a default DocumentRegistry, use createDocumentRegistry to create one, and pass it + * to all subsequent createLanguageService calls. + */ interface DocumentRegistry { /** - * Request a stored SourceFile with a given fileName and compilationSettings. - * The first call to acquire will call createLanguageServiceSourceFile to generate - * the SourceFile if was not found in the registry. - * - * @param fileName The name of the file requested - * @param compilationSettings Some compilation settings like target affects the - * shape of a the resulting SourceFile. This allows the DocumentRegistry to store - * multiple copies of the same file for different compilation settings. - * @parm scriptSnapshot Text of the file. Only used if the file was not found - * in the registry and a new one was created. - * @parm version Current version of the file. Only used if the file was not found - * in the registry and a new one was created. - */ + * Request a stored SourceFile with a given fileName and compilationSettings. + * The first call to acquire will call createLanguageServiceSourceFile to generate + * the SourceFile if was not found in the registry. + * + * @param fileName The name of the file requested + * @param compilationSettings Some compilation settings like target affects the + * shape of a the resulting SourceFile. This allows the DocumentRegistry to store + * multiple copies of the same file for different compilation settings. + * @parm scriptSnapshot Text of the file. Only used if the file was not found + * in the registry and a new one was created. + * @parm version Current version of the file. Only used if the file was not found + * in the registry and a new one was created. + */ acquireDocument(fileName: string, compilationSettings: CompilerOptions, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile; acquireDocumentWithKey(fileName: string, path: Path, compilationSettings: CompilerOptions, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile; /** - * Request an updated version of an already existing SourceFile with a given fileName - * and compilationSettings. The update will in-turn call updateLanguageServiceSourceFile - * to get an updated SourceFile. - * - * @param fileName The name of the file requested - * @param compilationSettings Some compilation settings like target affects the - * shape of a the resulting SourceFile. This allows the DocumentRegistry to store - * multiple copies of the same file for different compilation settings. - * @param scriptSnapshot Text of the file. - * @param version Current version of the file. - */ + * Request an updated version of an already existing SourceFile with a given fileName + * and compilationSettings. The update will in-turn call updateLanguageServiceSourceFile + * to get an updated SourceFile. + * + * @param fileName The name of the file requested + * @param compilationSettings Some compilation settings like target affects the + * shape of a the resulting SourceFile. This allows the DocumentRegistry to store + * multiple copies of the same file for different compilation settings. + * @param scriptSnapshot Text of the file. + * @param version Current version of the file. + */ updateDocument(fileName: string, compilationSettings: CompilerOptions, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile; updateDocumentWithKey(fileName: string, path: Path, compilationSettings: CompilerOptions, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile; getKeyForCompilationSettings(settings: CompilerOptions): DocumentRegistryBucketKey; /** - * Informs the DocumentRegistry that a file is not needed any longer. - * - * Note: It is not allowed to call release on a SourceFile that was not acquired from - * this registry originally. - * - * @param fileName The name of the file to be released - * @param compilationSettings The compilation settings used to acquire the file - */ + * Informs the DocumentRegistry that a file is not needed any longer. + * + * Note: It is not allowed to call release on a SourceFile that was not acquired from + * this registry originally. + * + * @param fileName The name of the file to be released + * @param compilationSettings The compilation settings used to acquire the file + */ releaseDocument(fileName: string, compilationSettings: CompilerOptions): void; releaseDocumentWithKey(path: Path, key: DocumentRegistryBucketKey): void; reportStats(): string; @@ -3132,6 +4586,7 @@ declare namespace ts { reportDiagnostics?: boolean; moduleName?: string; renamedDependencies?: MapLike; + transformers?: CustomTransformers; } interface TranspileOutput { outputText: string; @@ -3143,7 +4598,7 @@ declare namespace ts { } declare namespace ts { /** The version of the language service API */ - const servicesVersion = "0.5"; + const servicesVersion = "0.6"; interface DisplayPartsSymbolWriter extends SymbolWriter { displayParts(): SymbolDisplayPart[]; } @@ -3156,9 +4611,18 @@ declare namespace ts { function updateLanguageServiceSourceFile(sourceFile: SourceFile, scriptSnapshot: IScriptSnapshot, version: string, textChangeRange: TextChangeRange, aggressiveChecks?: boolean): SourceFile; function createLanguageService(host: LanguageServiceHost, documentRegistry?: DocumentRegistry): LanguageService; /** - * Get the path of the default library files (lib.d.ts) as distributed with the typescript - * node package. - * The functionality is not supported if the ts module is consumed outside of a node module. - */ + * Get the path of the default library files (lib.d.ts) as distributed with the typescript + * node package. + * The functionality is not supported if the ts module is consumed outside of a node module. + */ function getDefaultLibFilePath(options: CompilerOptions): string; } +declare namespace ts { + /** + * Transform one or more nodes using the supplied transformers. + * @param source A single `Node` or an array of `Node` objects. + * @param transformers An array of `TransformerFactory` callbacks used to process the transformation. + * @param compilerOptions Optional compiler options. + */ + function transform(source: T | T[], transformers: TransformerFactory[], compilerOptions?: CompilerOptions): TransformationResult; +} diff --git a/com.palantir.typescript/pom.xml b/com.palantir.typescript/pom.xml index 981ad48..2c0b53f 100644 --- a/com.palantir.typescript/pom.xml +++ b/com.palantir.typescript/pom.xml @@ -21,7 +21,7 @@ ../pom.xml com.palantir parent - 2.1.0.qualifier + 2.6.1 com.palantir.typescript diff --git a/com.palantir.typescript/src/com/palantir/typescript/IPreferenceConstants.java b/com.palantir.typescript/src/com/palantir/typescript/IPreferenceConstants.java index 28c1739..d8dafe8 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/IPreferenceConstants.java +++ b/com.palantir.typescript/src/com/palantir/typescript/IPreferenceConstants.java @@ -51,6 +51,12 @@ public interface IPreferenceConstants { String COMPILER_EMIT_DECORATOR_METADATA = "compiler.emitDecoratorMetadata"; String COMPILER_SUPPRESS_EXCESS_PROPERTY_ERRORS = "compiler.suppressExcessPropertyErrors"; String COMPILER_SUPPRESS_IMPLICIT_ANY_INDEX_ERRORS = "compiler.suppressImplicitAnyIndexErrors"; + String COMPILER_TYPES = "compiler.types"; + String COMPILER_TYPE_ROOTS = "compiler.typeRoots"; + String COMPILER_BASE_URL = "compiler.baseUrl"; + String COMPILER_PATHS = "compiler.paths"; + String COMPILER_ALLOW_SYNTHETIC = "compiler.allowSyntheticDefaultImports"; + String CONTENT_ASSIST_AUTO_ACTIVATION_DELAY = "contentAssist.autoActivationDelay"; String CONTENT_ASSIST_AUTO_ACTIVATION_ENABLED = "contentAssist.autoActivationEnabled"; diff --git a/com.palantir.typescript/src/com/palantir/typescript/preferences/ProjectPreferenceStore.java b/com.palantir.typescript/src/com/palantir/typescript/preferences/ProjectPreferenceStore.java index 5afb859..7c77204 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/preferences/ProjectPreferenceStore.java +++ b/com.palantir.typescript/src/com/palantir/typescript/preferences/ProjectPreferenceStore.java @@ -208,11 +208,11 @@ private synchronized void insertValue(String name) { if (isUsingTsConfigFile() && tsConfigPreferences.isTsConfigPreference(name)) { IEclipsePreferences projectPreferences = this.getProjectPreferences(); - String value = tsConfigPreferences.getValue(name); + Object value = tsConfigPreferences.getValue(name); if (value == null) { projectPreferences.remove(name); - } else { - projectPreferences.put(name, value); + } else if(value instanceof String) { + projectPreferences.put(name, (String)value); } } diff --git a/com.palantir.typescript/src/com/palantir/typescript/preferences/TsConfigPreferences.java b/com.palantir.typescript/src/com/palantir/typescript/preferences/TsConfigPreferences.java index 5106910..c9e71c5 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/preferences/TsConfigPreferences.java +++ b/com.palantir.typescript/src/com/palantir/typescript/preferences/TsConfigPreferences.java @@ -67,10 +67,10 @@ public final class TsConfigPreferences { "COMMONJS", "COMMONSJS", "ES2015", "ES6"); private static final Map TSCONFIG_MODULE_RESOLUTION_MAPPING = ImmutableMap.of( - "NODEJS", "NODE_JS"); + "NODE", "NODE_JS"); private final IProject project; - private Map preferenceValues; + private Map preferenceValues; public TsConfigPreferences(IProject project) { checkNotNull(project); @@ -78,7 +78,7 @@ public TsConfigPreferences(IProject project) { this.project = project; } - public synchronized Map getPreferenceValues() { + public synchronized Map getPreferenceValues() { if (preferenceValues == null || didTsConfigFileChanged()) { reloadTsConfigFile(); } @@ -86,7 +86,7 @@ public synchronized Map getPreferenceValues() { return Collections.unmodifiableMap(preferenceValues); } - public String getValue(String preferenceName) { + public Object getValue(String preferenceName) { return getPreferenceValues().get(preferenceName); } @@ -166,16 +166,19 @@ private void resetTsConfigDefaultPreferences() { private void decodeTsConfigEntries(String jsonTreePath, Map entries) { for (Map.Entry tsConfigEntry : entries.entrySet()) { - if (tsConfigEntry.getValue() instanceof Map) { - decodeTsConfigEntries(jsonTreePath + tsConfigEntry.getKey() + ".", (Map) tsConfigEntry.getValue()); - } else if (isSupportedTsConfigPath(jsonTreePath + tsConfigEntry.getKey())) { + if (isSupportedTsConfigPath(jsonTreePath + tsConfigEntry.getKey())) { String matchingPreference = TSCONFIG_PATH_TO_PREFERENCE.get(jsonTreePath + tsConfigEntry.getKey()); - String value = tsConfigValueToPreferenceValue(tsConfigEntry.getValue(), matchingPreference); - logInfo("setting preference " + matchingPreference + " to " + value); + if(tsConfigEntry.getValue() instanceof Map) { + this.preferenceValues.put(matchingPreference, tsConfigEntry.getValue()); + } else { + String value = tsConfigValueToPreferenceValue(tsConfigEntry.getValue(), matchingPreference); - this.preferenceValues.put(matchingPreference, value); + this.preferenceValues.put(matchingPreference, value); + } + } else if (tsConfigEntry.getValue() instanceof Map) { + decodeTsConfigEntries(jsonTreePath + tsConfigEntry.getKey() + ".", (Map) tsConfigEntry.getValue()); } } } @@ -284,6 +287,10 @@ private static BiMap createPreferenceToTsConfigPathMap() { map.put(IPreferenceConstants.COMPILER_SUPPRESS_EXCESS_PROPERTY_ERRORS, "compilerOptions.suppressExcessPropertyErrors"); map.put(IPreferenceConstants.COMPILER_SUPPRESS_IMPLICIT_ANY_INDEX_ERRORS, "compilerOptions.suppressImplicitAnyIndexErrors"); map.put(IPreferenceConstants.COMPILER_TARGET, "compilerOptions.target"); + map.put(IPreferenceConstants.COMPILER_TYPES, "compilerOptions.types"); + map.put(IPreferenceConstants.COMPILER_TYPE_ROOTS, "compilerOptions.typeRoots"); + map.put(IPreferenceConstants.COMPILER_BASE_URL, "compilerOptions.baseUrl"); + map.put(IPreferenceConstants.COMPILER_PATHS, "compilerOptions.paths"); return map; } diff --git a/com.palantir.typescript/src/com/palantir/typescript/services/language/CompilerOptions.java b/com.palantir.typescript/src/com/palantir/typescript/services/language/CompilerOptions.java index 3520e72..cf2e3db 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/services/language/CompilerOptions.java +++ b/com.palantir.typescript/src/com/palantir/typescript/services/language/CompilerOptions.java @@ -18,14 +18,19 @@ import static com.google.common.base.Preconditions.checkNotNull; +import java.util.List; +import java.util.Map; + import org.eclipse.core.resources.IFolder; import org.eclipse.core.resources.IProject; -import org.eclipse.jface.preference.IPreferenceStore; import com.fasterxml.jackson.annotation.JsonProperty; import com.google.common.base.Strings; +import com.google.common.collect.ImmutableList; +import com.google.common.collect.ImmutableMap; import com.palantir.typescript.EclipseResources; import com.palantir.typescript.IPreferenceConstants; +import com.palantir.typescript.TypeScriptProjectSources; import com.palantir.typescript.preferences.ProjectPreferenceStore; /** @@ -185,13 +190,25 @@ public final class CompilerOptions { @JsonProperty("watch") private Boolean watch; + @JsonProperty("types") + private ImmutableList types; + + @JsonProperty("typeRoots") + private ImmutableList typeRoots; + + @JsonProperty("baseUrl") + private String baseUrl; + + @JsonProperty("paths") + private ImmutableMap> paths; + private CompilerOptions() { } public static CompilerOptions fromProject(IProject project) { checkNotNull(project); - IPreferenceStore preferenceStore = new ProjectPreferenceStore(project); + ProjectPreferenceStore preferenceStore = new ProjectPreferenceStore(project); // create the compiler options from the preferences CompilerOptions compilerOptions = new CompilerOptions(); @@ -227,6 +244,16 @@ public static CompilerOptions fromProject(IProject project) { String outDir = preferenceStore.getString(IPreferenceConstants.COMPILER_OUT_DIR); String outFile = preferenceStore.getString(IPreferenceConstants.COMPILER_OUT_FILE); + compilerOptions.types = ImmutableList.copyOf(preferenceStore.getString(IPreferenceConstants.COMPILER_TYPES).split("" + TypeScriptProjectSources.BUILD_PATH_SPEC_SEPARATOR)); + compilerOptions.typeRoots = ImmutableList.copyOf(preferenceStore.getString(IPreferenceConstants.COMPILER_TYPE_ROOTS).split("" + TypeScriptProjectSources.BUILD_PATH_SPEC_SEPARATOR)); + compilerOptions.baseUrl = preferenceStore.getString(IPreferenceConstants.COMPILER_BASE_URL); + if(preferenceStore.isUsingTsConfigFile()) { + Map paths = (Map)preferenceStore.getTsConfigPreferences().getValue(IPreferenceConstants.COMPILER_PATHS); + if(paths != null) { + compilerOptions.paths = ImmutableMap.copyOf((Map)preferenceStore.getTsConfigPreferences().getValue(IPreferenceConstants.COMPILER_PATHS)); + } + } + // get the eclipse name for the output directory String outputFolderName = null; if (!Strings.isNullOrEmpty(outDir)) { diff --git a/com.palantir.typescript/src/com/palantir/typescript/services/language/RenameLocation.java b/com.palantir.typescript/src/com/palantir/typescript/services/language/RenameLocation.java index 85d1ab7..8346cd8 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/services/language/RenameLocation.java +++ b/com.palantir.typescript/src/com/palantir/typescript/services/language/RenameLocation.java @@ -32,15 +32,19 @@ public final class RenameLocation { private final String fileName; private final TextSpan textSpan; + private final Boolean isDefinition; public RenameLocation( @JsonProperty("fileName") String fileName, - @JsonProperty("textSpan") TextSpan textSpan) { + @JsonProperty("textSpan") TextSpan textSpan, + @JsonProperty("isDefinition") Boolean isDefinition) { checkNotNull(fileName); checkNotNull(textSpan); - + checkNotNull(isDefinition); + this.fileName = fileName; this.textSpan = textSpan; + this.isDefinition = isDefinition; } public String getFileName() { @@ -50,12 +54,17 @@ public String getFileName() { public TextSpan getTextSpan() { return this.textSpan; } + + public Boolean isDefinition() { + return this.isDefinition; + } @Override public String toString() { return Objects.toStringHelper(this) .add("fileName", this.fileName) .add("textSpan", this.textSpan) + .add("isDefinition", this.isDefinition) .toString(); } } diff --git a/com.palantir.typescript/src/com/palantir/typescript/services/language/ScriptElementKind.java b/com.palantir.typescript/src/com/palantir/typescript/services/language/ScriptElementKind.java index 354bc23..aca4933 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/services/language/ScriptElementKind.java +++ b/com.palantir.typescript/src/com/palantir/typescript/services/language/ScriptElementKind.java @@ -53,6 +53,9 @@ public enum ScriptElementKind { // enum E ENUM_ELEMENT("enum"), + // enum member + ENUM_MEMBER("enum member"), + // Inside module and script only // var v(.. VARIABLE_ELEMENT("var"), @@ -103,8 +106,14 @@ public enum ScriptElementKind { CONST_ELEMENT("const"), - LET_ELEMENT("let"); - + LET_ELEMENT("let"), + + DIRECTORY("directory"), + + EXTERNAL_MODULE_NAME("external module name"), + + JSX_ATTRIBUTE("JSX attribute"); + private final String value; ScriptElementKind(String value) { diff --git a/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.d.ts b/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.d.ts index 5b1f3d7..42d69ed 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.d.ts +++ b/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.d.ts @@ -87,8 +87,8 @@ interface PropertyDescriptor { enumerable?: boolean; value?: any; writable?: boolean; - get? (): any; - set? (v: any): void; + get?(): any; + set?(v: any): void; } interface PropertyDescriptorMap { @@ -128,7 +128,7 @@ interface Object { } interface ObjectConstructor { - new (value?: any): Object; + new(value?: any): Object; (): any; (value: any): any; @@ -147,7 +147,7 @@ interface ObjectConstructor { * @param o Object that contains the property. * @param p Name of the property. */ - getOwnPropertyDescriptor(o: any, p: string): PropertyDescriptor; + getOwnPropertyDescriptor(o: any, p: string): PropertyDescriptor | undefined; /** * Returns the names of the own properties of an object. The own properties of an object are those that are defined directly @@ -157,23 +157,17 @@ interface ObjectConstructor { getOwnPropertyNames(o: any): string[]; /** - * Creates an object that has null prototype. - * @param o Object to use as a prototype. May be null - */ - create(o: null): any; - - /** - * Creates an object that has the specified prototype, and that optionally contains specified properties. - * @param o Object to use as a prototype. May be null + * Creates an object that has the specified prototype or that has null prototype. + * @param o Object to use as a prototype. May be null. */ - create(o: T): T; + create(o: object | null): any; /** * Creates an object that has the specified prototype, and that optionally contains specified properties. * @param o Object to use as a prototype. May be null * @param properties JavaScript object that contains one or more property descriptors. */ - create(o: any, properties: PropertyDescriptorMap): any; + create(o: object | null, properties: PropertyDescriptorMap & ThisType): any; /** * Adds a property to an object, or modifies attributes of an existing property. @@ -181,14 +175,14 @@ interface ObjectConstructor { * @param p The property name. * @param attributes Descriptor for the property. It can be for a data property or an accessor property. */ - defineProperty(o: any, p: string, attributes: PropertyDescriptor): any; + defineProperty(o: any, p: string, attributes: PropertyDescriptor & ThisType): any; /** * Adds one or more properties to an object, and/or modifies attributes of existing properties. * @param o Object on which to add or modify the properties. This can be a native JavaScript object or a DOM object. * @param properties JavaScript object that contains one or more descriptor objects. Each descriptor object describes a data property or an accessor property. */ - defineProperties(o: any, properties: PropertyDescriptorMap): any; + defineProperties(o: any, properties: PropertyDescriptorMap & ThisType): any; /** * Prevents the modification of attributes of existing properties, and prevents the addition of new properties. @@ -242,7 +236,7 @@ interface ObjectConstructor { * Returns the names of the enumerable properties and methods of an object. * @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object. */ - keys(o: any): string[]; + keys(o: {}): string[]; } /** @@ -292,7 +286,7 @@ interface FunctionConstructor { * Creates a new function. * @param args A list of arguments the function accepts. */ - new (...args: string[]): Function; + new(...args: string[]): Function; (...args: string[]): Function; readonly prototype: Function; } @@ -351,53 +345,27 @@ interface String { * Matches a string with a regular expression, and returns an array containing the results of that search. * @param regexp A variable name or string literal containing the regular expression pattern and flags. */ - match(regexp: string): RegExpMatchArray | null; - - /** - * Matches a string with a regular expression, and returns an array containing the results of that search. - * @param regexp A regular expression object that contains the regular expression pattern and applicable flags. - */ - match(regexp: RegExp): RegExpMatchArray | null; - - /** - * Replaces text in a string, using a regular expression or search string. - * @param searchValue A string that represents the regular expression. - * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. - */ - replace(searchValue: string, replaceValue: string): string; - - /** - * Replaces text in a string, using a regular expression or search string. - * @param searchValue A string that represents the regular expression. - * @param replacer A function that returns the replacement text. - */ - replace(searchValue: string, replacer: (substring: string, ...args: any[]) => string): string; + match(regexp: string | RegExp): RegExpMatchArray | null; /** * Replaces text in a string, using a regular expression or search string. - * @param searchValue A Regular Expression object containing the regular expression pattern and applicable flags. + * @param searchValue A string to search for. * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. */ - replace(searchValue: RegExp, replaceValue: string): string; + replace(searchValue: string | RegExp, replaceValue: string): string; /** * Replaces text in a string, using a regular expression or search string. - * @param searchValue A Regular Expression object containing the regular expression pattern and applicable flags + * @param searchValue A string to search for. * @param replacer A function that returns the replacement text. */ - replace(searchValue: RegExp, replacer: (substring: string, ...args: any[]) => string): string; - - /** - * Finds the first substring match in a regular expression search. - * @param regexp The regular expression pattern and applicable flags. - */ - search(regexp: string): number; + replace(searchValue: string | RegExp, replacer: (substring: string, ...args: any[]) => string): string; /** * Finds the first substring match in a regular expression search. * @param regexp The regular expression pattern and applicable flags. */ - search(regexp: RegExp): number; + search(regexp: string | RegExp): number; /** * Returns a section of a string. @@ -412,14 +380,7 @@ interface String { * @param separator A string that identifies character or characters to use in separating the string. If omitted, a single-element array containing the entire string is returned. * @param limit A value used to limit the number of elements returned in the array. */ - split(separator: string, limit?: number): string[]; - - /** - * Split a string into substrings using the specified separator and return them as an array. - * @param separator A Regular Express that identifies character or characters to use in separating the string. If omitted, a single-element array containing the entire string is returned. - * @param limit A value used to limit the number of elements returned in the array. - */ - split(separator: RegExp, limit?: number): string[]; + split(separator: string | RegExp, limit?: number): string[]; /** * Returns the substring at the specified location within a String object. @@ -462,7 +423,7 @@ interface String { } interface StringConstructor { - new (value?: any): String; + new(value?: any): String; (value?: any): string; readonly prototype: String; fromCharCode(...codes: number[]): string; @@ -479,7 +440,7 @@ interface Boolean { } interface BooleanConstructor { - new (value?: any): Boolean; + new(value?: any): Boolean; (value?: any): boolean; readonly prototype: Boolean; } @@ -516,7 +477,7 @@ interface Number { } interface NumberConstructor { - new (value?: any): Number; + new(value?: any): Number; (value?: any): number; readonly prototype: Number; @@ -549,7 +510,7 @@ interface NumberConstructor { declare const Number: NumberConstructor; interface TemplateStringsArray extends ReadonlyArray { - readonly raw: ReadonlyArray + readonly raw: ReadonlyArray; } interface Math { @@ -818,10 +779,10 @@ interface Date { } interface DateConstructor { - new (): Date; - new (value: number): Date; - new (value: string): Date; - new (year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date; + new(): Date; + new(value: number): Date; + new(value: string): Date; + new(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date; (): string; readonly prototype: Date; /** @@ -887,9 +848,9 @@ interface RegExp { } interface RegExpConstructor { - new (pattern: RegExp): RegExp; - new (pattern: string, flags?: string): RegExp; - (pattern: RegExp): RegExp; + new(pattern: RegExp | string): RegExp; + new(pattern: string, flags?: string): RegExp; + (pattern: RegExp | string): RegExp; (pattern: string, flags?: string): RegExp; readonly prototype: RegExp; @@ -915,7 +876,7 @@ interface Error { } interface ErrorConstructor { - new (message?: string): Error; + new(message?: string): Error; (message?: string): Error; readonly prototype: Error; } @@ -926,7 +887,7 @@ interface EvalError extends Error { } interface EvalErrorConstructor { - new (message?: string): EvalError; + new(message?: string): EvalError; (message?: string): EvalError; readonly prototype: EvalError; } @@ -937,7 +898,7 @@ interface RangeError extends Error { } interface RangeErrorConstructor { - new (message?: string): RangeError; + new(message?: string): RangeError; (message?: string): RangeError; readonly prototype: RangeError; } @@ -948,7 +909,7 @@ interface ReferenceError extends Error { } interface ReferenceErrorConstructor { - new (message?: string): ReferenceError; + new(message?: string): ReferenceError; (message?: string): ReferenceError; readonly prototype: ReferenceError; } @@ -959,7 +920,7 @@ interface SyntaxError extends Error { } interface SyntaxErrorConstructor { - new (message?: string): SyntaxError; + new(message?: string): SyntaxError; (message?: string): SyntaxError; readonly prototype: SyntaxError; } @@ -970,7 +931,7 @@ interface TypeError extends Error { } interface TypeErrorConstructor { - new (message?: string): TypeError; + new(message?: string): TypeError; (message?: string): TypeError; readonly prototype: TypeError; } @@ -981,7 +942,7 @@ interface URIError extends Error { } interface URIErrorConstructor { - new (message?: string): URIError; + new(message?: string): URIError; (message?: string): URIError; readonly prototype: URIError; } @@ -1031,22 +992,20 @@ interface ReadonlyArray { * Returns a string representation of an array. */ toString(): string; - toLocaleString(): string; /** - * Combines two or more arrays. - * @param items Additional items to add to the end of array1. + * Returns a string representation of an array. The elements are converted to string using thier toLocalString methods. */ - concat>(...items: U[]): T[]; + toLocaleString(): string; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: T[][]): T[]; + concat(...items: ReadonlyArray[]): T[]; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: (T | T[])[]): T[]; + concat(...items: (T | ReadonlyArray)[]): T[]; /** * Adds all the elements of an array separated by the specified separator string. * @param separator A string used to separate one element of an array from the next in the resulting String. If omitted, the array elements are separated with a comma. @@ -1064,7 +1023,6 @@ interface ReadonlyArray { * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0. */ indexOf(searchElement: T, fromIndex?: number): number; - /** * Returns the index of the last occurrence of a specified value in an array. * @param searchElement The value to locate in the array. @@ -1112,7 +1070,8 @@ interface ReadonlyArray { * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue?: T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. @@ -1124,7 +1083,8 @@ interface ReadonlyArray { * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue?: T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. @@ -1144,6 +1104,9 @@ interface Array { * Returns a string representation of an array. */ toString(): string; + /** + * Returns a string representation of an array. The elements are converted to string using thier toLocalString methods. + */ toLocaleString(): string; /** * Appends new elements to an array, and returns the new length of the array. @@ -1158,12 +1121,12 @@ interface Array { * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: T[][]): T[]; + concat(...items: ReadonlyArray[]): T[]; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: (T | T[])[]): T[]; + concat(...items: (T | ReadonlyArray)[]): T[]; /** * Adds all the elements of an array separated by the specified separator string. * @param separator A string used to separate one element of an array from the next in the resulting String. If omitted, the array elements are separated with a comma. @@ -1191,8 +1154,9 @@ interface Array { /** * Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements. * @param start The zero-based location in the array from which to start removing elements. + * @param deleteCount The number of elements to remove. */ - splice(start: number): T[]; + splice(start: number, deleteCount?: number): T[]; /** * Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements. * @param start The zero-based location in the array from which to start removing elements. @@ -1235,36 +1199,18 @@ interface Array { * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: T, index: number, array: T[]) => void, thisArg?: any): void; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U]; /** * Calls a defined callback function on each element of an array, and returns an array that contains the results. * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. */ map(callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): U[]; + /** + * Returns the elements of an array that meet the condition specified in a callback function. + * @param callbackfn A function that accepts up to three arguments. The filter method calls the callbackfn function one time for each element in the array. + * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. + */ + filter(callbackfn: (value: T, index: number, array: T[]) => value is S, thisArg?: any): S[]; /** * Returns the elements of an array that meet the condition specified in a callback function. * @param callbackfn A function that accepts up to three arguments. The filter method calls the callbackfn function one time for each element in the array. @@ -1276,7 +1222,8 @@ interface Array { * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue?: T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. @@ -1288,7 +1235,8 @@ interface Array { * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue?: T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. @@ -1300,7 +1248,7 @@ interface Array { } interface ArrayConstructor { - new (arrayLength?: number): any[]; + new(arrayLength?: number): any[]; new (arrayLength: number): T[]; new (...items: T[]): T[]; (arrayLength?: number): any[]; @@ -1335,39 +1283,27 @@ interface PromiseLike { * @param onrejected The callback to execute when the Promise is rejected. * @returns A Promise for the completion of which ever callback is executed. */ - then( - onfulfilled?: ((value: T) => T | PromiseLike) | undefined | null, - onrejected?: ((reason: any) => T | PromiseLike) | undefined | null): PromiseLike; - - /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. - */ - then( - onfulfilled: ((value: T) => T | PromiseLike) | undefined | null, - onrejected: (reason: any) => TResult | PromiseLike): PromiseLike; + then(onfulfilled?: ((value: T) => TResult1 | PromiseLike) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike) | undefined | null): PromiseLike; +} +/** + * Represents the completion of an asynchronous operation + */ +interface Promise { /** * Attaches callbacks for the resolution and/or rejection of the Promise. * @param onfulfilled The callback to execute when the Promise is resolved. * @param onrejected The callback to execute when the Promise is rejected. * @returns A Promise for the completion of which ever callback is executed. */ - then( - onfulfilled: (value: T) => TResult | PromiseLike, - onrejected?: ((reason: any) => TResult | PromiseLike) | undefined | null): PromiseLike; + then(onfulfilled?: ((value: T) => TResult1 | PromiseLike) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike) | undefined | null): Promise; /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. + * Attaches a callback for only the rejection of the Promise. * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. + * @returns A Promise for the completion of the callback. */ - then( - onfulfilled: (value: T) => TResult1 | PromiseLike, - onrejected: (reason: any) => TResult2 | PromiseLike): PromiseLike; + catch(onrejected?: ((reason: any) => TResult | PromiseLike) | undefined | null): Promise; } interface ArrayLike { @@ -1394,14 +1330,19 @@ type Readonly = { */ type Pick = { [P in K]: T[P]; -} +}; /** * Construct a type with a set of properties K of type T */ type Record = { [P in K]: T; -} +}; + +/** + * Marker for contextual 'this' type + */ +interface ThisType { } /** * Represents a raw buffer of binary data, which is used to store data for the @@ -1418,12 +1359,20 @@ interface ArrayBuffer { /** * Returns a section of an ArrayBuffer. */ - slice(begin:number, end?:number): ArrayBuffer; + slice(begin: number, end?: number): ArrayBuffer; +} + +/** + * Allowed ArrayBuffer types for the buffer of an ArrayBufferView and related Typed Arrays. + */ +interface ArrayBufferTypes { + ArrayBuffer: ArrayBuffer; } +type ArrayBufferLike = ArrayBufferTypes[keyof ArrayBufferTypes]; interface ArrayBufferConstructor { readonly prototype: ArrayBuffer; - new (byteLength: number): ArrayBuffer; + new(byteLength: number): ArrayBuffer; isView(arg: any): arg is ArrayBufferView; } declare const ArrayBuffer: ArrayBufferConstructor; @@ -1432,7 +1381,7 @@ interface ArrayBufferView { /** * The ArrayBuffer instance referenced by the array. */ - buffer: ArrayBuffer; + buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1574,7 +1523,7 @@ interface DataView { } interface DataViewConstructor { - new (buffer: ArrayBuffer, byteOffset?: number, byteLength?: number): DataView; + new(buffer: ArrayBufferLike, byteOffset?: number, byteLength?: number): DataView; } declare const DataView: DataViewConstructor; @@ -1591,7 +1540,7 @@ interface Int8Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1652,7 +1601,7 @@ interface Int8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int8Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -1663,7 +1612,7 @@ interface Int8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int8Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -1722,7 +1671,8 @@ interface Int8Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -1746,7 +1696,8 @@ interface Int8Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -1765,13 +1716,6 @@ interface Int8Array { */ reverse(): Int8Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -1825,9 +1769,9 @@ interface Int8Array { } interface Int8ArrayConstructor { readonly prototype: Int8Array; - new (length: number): Int8Array; - new (array: ArrayLike): Int8Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int8Array; + new(length: number): Int8Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int8Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int8Array; /** * The size in bytes of each element in the array. @@ -1848,6 +1792,7 @@ interface Int8ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int8Array; + } declare const Int8Array: Int8ArrayConstructor; @@ -1864,7 +1809,7 @@ interface Uint8Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1925,7 +1870,7 @@ interface Uint8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint8Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -1936,7 +1881,7 @@ interface Uint8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint8Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -1995,7 +1940,8 @@ interface Uint8Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2019,7 +1965,8 @@ interface Uint8Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2038,13 +1985,6 @@ interface Uint8Array { */ reverse(): Uint8Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2099,9 +2039,9 @@ interface Uint8Array { interface Uint8ArrayConstructor { readonly prototype: Uint8Array; - new (length: number): Uint8Array; - new (array: ArrayLike): Uint8Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint8Array; + new(length: number): Uint8Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint8Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint8Array; /** * The size in bytes of each element in the array. @@ -2138,7 +2078,7 @@ interface Uint8ClampedArray { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2199,7 +2139,7 @@ interface Uint8ClampedArray { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint8ClampedArray) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2210,7 +2150,7 @@ interface Uint8ClampedArray { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint8ClampedArray) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2269,7 +2209,8 @@ interface Uint8ClampedArray { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2293,7 +2234,8 @@ interface Uint8ClampedArray { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2312,19 +2254,12 @@ interface Uint8ClampedArray { */ reverse(): Uint8ClampedArray; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. * @param offset The index in the current array at which the values are to be written. */ - set(array: Uint8ClampedArray, offset?: number): void; + set(array: ArrayLike, offset?: number): void; /** * Returns a section of an array. @@ -2373,9 +2308,9 @@ interface Uint8ClampedArray { interface Uint8ClampedArrayConstructor { readonly prototype: Uint8ClampedArray; - new (length: number): Uint8ClampedArray; - new (array: ArrayLike): Uint8ClampedArray; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint8ClampedArray; + new(length: number): Uint8ClampedArray; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint8ClampedArray; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint8ClampedArray; /** * The size in bytes of each element in the array. @@ -2411,7 +2346,7 @@ interface Int16Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2472,7 +2407,7 @@ interface Int16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int16Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2483,7 +2418,7 @@ interface Int16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int16Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2493,7 +2428,6 @@ interface Int16Array { * If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: number, index: number, array: Int16Array) => void, thisArg?: any): void; - /** * Returns the index of the first occurrence of a value in an array. * @param searchElement The value to locate in the array. @@ -2542,7 +2476,8 @@ interface Int16Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2566,7 +2501,8 @@ interface Int16Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2585,13 +2521,6 @@ interface Int16Array { */ reverse(): Int16Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2646,9 +2575,9 @@ interface Int16Array { interface Int16ArrayConstructor { readonly prototype: Int16Array; - new (length: number): Int16Array; - new (array: ArrayLike): Int16Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int16Array; + new(length: number): Int16Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int16Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int16Array; /** * The size in bytes of each element in the array. @@ -2669,6 +2598,7 @@ interface Int16ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int16Array; + } declare const Int16Array: Int16ArrayConstructor; @@ -2685,7 +2615,7 @@ interface Uint16Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2746,7 +2676,7 @@ interface Uint16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint16Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2757,7 +2687,7 @@ interface Uint16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint16Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2816,7 +2746,8 @@ interface Uint16Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2840,7 +2771,8 @@ interface Uint16Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2859,13 +2791,6 @@ interface Uint16Array { */ reverse(): Uint16Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2920,9 +2845,9 @@ interface Uint16Array { interface Uint16ArrayConstructor { readonly prototype: Uint16Array; - new (length: number): Uint16Array; - new (array: ArrayLike): Uint16Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint16Array; + new(length: number): Uint16Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint16Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint16Array; /** * The size in bytes of each element in the array. @@ -2943,6 +2868,7 @@ interface Uint16ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint16Array; + } declare const Uint16Array: Uint16ArrayConstructor; /** @@ -2958,7 +2884,7 @@ interface Int32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3019,7 +2945,7 @@ interface Int32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3030,7 +2956,7 @@ interface Int32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3089,7 +3015,8 @@ interface Int32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3113,7 +3040,8 @@ interface Int32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3132,13 +3060,6 @@ interface Int32Array { */ reverse(): Int32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3193,9 +3114,9 @@ interface Int32Array { interface Int32ArrayConstructor { readonly prototype: Int32Array; - new (length: number): Int32Array; - new (array: ArrayLike): Int32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int32Array; + new(length: number): Int32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int32Array; /** * The size in bytes of each element in the array. @@ -3215,6 +3136,7 @@ interface Int32ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int32Array; + } declare const Int32Array: Int32ArrayConstructor; @@ -3231,7 +3153,7 @@ interface Uint32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3292,7 +3214,7 @@ interface Uint32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3303,7 +3225,7 @@ interface Uint32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3313,7 +3235,6 @@ interface Uint32Array { * If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: number, index: number, array: Uint32Array) => void, thisArg?: any): void; - /** * Returns the index of the first occurrence of a value in an array. * @param searchElement The value to locate in the array. @@ -3362,7 +3283,8 @@ interface Uint32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3386,7 +3308,8 @@ interface Uint32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3405,13 +3328,6 @@ interface Uint32Array { */ reverse(): Uint32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3466,9 +3382,9 @@ interface Uint32Array { interface Uint32ArrayConstructor { readonly prototype: Uint32Array; - new (length: number): Uint32Array; - new (array: ArrayLike): Uint32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint32Array; + new(length: number): Uint32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint32Array; /** * The size in bytes of each element in the array. @@ -3488,6 +3404,7 @@ interface Uint32ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint32Array; + } declare const Uint32Array: Uint32ArrayConstructor; @@ -3504,7 +3421,7 @@ interface Float32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3565,7 +3482,7 @@ interface Float32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Float32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3576,7 +3493,7 @@ interface Float32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Float32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3635,7 +3552,8 @@ interface Float32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3659,7 +3577,8 @@ interface Float32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3678,13 +3597,6 @@ interface Float32Array { */ reverse(): Float32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3739,9 +3651,9 @@ interface Float32Array { interface Float32ArrayConstructor { readonly prototype: Float32Array; - new (length: number): Float32Array; - new (array: ArrayLike): Float32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Float32Array; + new(length: number): Float32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Float32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Float32Array; /** * The size in bytes of each element in the array. @@ -3762,6 +3674,7 @@ interface Float32ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Float32Array; + } declare const Float32Array: Float32ArrayConstructor; @@ -3778,7 +3691,7 @@ interface Float64Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3839,7 +3752,7 @@ interface Float64Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Float64Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3850,7 +3763,7 @@ interface Float64Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Float64Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3909,7 +3822,8 @@ interface Float64Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3933,7 +3847,8 @@ interface Float64Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3952,13 +3867,6 @@ interface Float64Array { */ reverse(): Float64Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -4013,9 +3921,9 @@ interface Float64Array { interface Float64ArrayConstructor { readonly prototype: Float64Array; - new (length: number): Float64Array; - new (array: ArrayLike): Float64Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Float64Array; + new(length: number): Float64Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Float64Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Float64Array; /** * The size in bytes of each element in the array. @@ -4035,6 +3943,7 @@ interface Float64ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Float64Array; + } declare const Float64Array: Float64ArrayConstructor; @@ -4042,7 +3951,7 @@ declare const Float64Array: Float64ArrayConstructor; /// ECMAScript Internationalization API ///////////////////////////// -declare module Intl { +declare namespace Intl { interface CollatorOptions { usage?: string; localeMatcher?: string; @@ -4067,10 +3976,10 @@ declare module Intl { resolvedOptions(): ResolvedCollatorOptions; } var Collator: { - new (locales?: string | string[], options?: CollatorOptions): Collator; + new(locales?: string | string[], options?: CollatorOptions): Collator; (locales?: string | string[], options?: CollatorOptions): Collator; supportedLocalesOf(locales: string | string[], options?: CollatorOptions): string[]; - } + }; interface NumberFormatOptions { localeMatcher?: string; @@ -4104,10 +4013,10 @@ declare module Intl { resolvedOptions(): ResolvedNumberFormatOptions; } var NumberFormat: { - new (locales?: string | string[], options?: NumberFormatOptions): NumberFormat; + new(locales?: string | string[], options?: NumberFormatOptions): NumberFormat; (locales?: string | string[], options?: NumberFormatOptions): NumberFormat; supportedLocalesOf(locales: string | string[], options?: NumberFormatOptions): string[]; - } + }; interface DateTimeFormatOptions { localeMatcher?: string; @@ -4147,10 +4056,10 @@ declare module Intl { resolvedOptions(): ResolvedDateTimeFormatOptions; } var DateTimeFormat: { - new (locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; + new(locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; (locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; supportedLocalesOf(locales: string | string[], options?: DateTimeFormatOptions): string[]; - } + }; } interface String { @@ -4197,21 +4106,53 @@ interface Date { ///////////////////////////// -/// IE DOM APIs +/// DOM APIs ///////////////////////////// +interface Account { + displayName: string; + id: string; + imageURL?: string; + name?: string; + rpDisplayName: string; +} + interface Algorithm { name: string; } -interface AriaRequestEventInit extends EventInit { - attributeName?: string; - attributeValue?: string; +interface AnimationEventInit extends EventInit { + animationName?: string; + elapsedTime?: number; +} + +interface AssertionOptions { + allowList?: ScopedCredentialDescriptor[]; + extensions?: WebAuthnExtensions; + rpId?: USVString; + timeoutSeconds?: number; } -interface CommandEventInit extends EventInit { - commandName?: string; - detail?: string; +interface CacheQueryOptions { + cacheName?: string; + ignoreMethod?: boolean; + ignoreSearch?: boolean; + ignoreVary?: boolean; +} + +interface ClientData { + challenge: string; + extensions?: WebAuthnExtensions; + hashAlg: string | Algorithm; + origin: string; + rpId: string; + tokenBinding?: string; +} + +interface CloseEventInit extends EventInit { + code?: number; + reason?: string; + wasClean?: boolean; } interface CompositionEventInit extends UIEventInit { @@ -4243,8 +4184,8 @@ interface ConstrainLongRange extends LongRange { } interface ConstrainVideoFacingModeParameters { - exact?: string | string[]; - ideal?: string | string[]; + exact?: VideoFacingModeEnum | VideoFacingModeEnum[]; + ideal?: VideoFacingModeEnum | VideoFacingModeEnum[]; } interface CustomEventInit extends EventInit { @@ -4252,19 +4193,40 @@ interface CustomEventInit extends EventInit { } interface DeviceAccelerationDict { - x?: number; - y?: number; - z?: number; + x?: number | null; + y?: number | null; + z?: number | null; } interface DeviceLightEventInit extends EventInit { value?: number; } +interface DeviceMotionEventInit extends EventInit { + acceleration?: DeviceAccelerationDict | null; + accelerationIncludingGravity?: DeviceAccelerationDict | null; + interval?: number | null; + rotationRate?: DeviceRotationRateDict | null; +} + +interface DeviceOrientationEventInit extends EventInit { + absolute?: boolean; + alpha?: number | null; + beta?: number | null; + gamma?: number | null; +} + interface DeviceRotationRateDict { - alpha?: number; - beta?: number; - gamma?: number; + alpha?: number | null; + beta?: number | null; + gamma?: number | null; +} + +interface DOMRectInit { + height?: number; + width?: number; + x?: number; + y?: number; } interface DoubleRange { @@ -4272,6 +4234,14 @@ interface DoubleRange { min?: number; } +interface ErrorEventInit extends EventInit { + colno?: number; + error?: any; + filename?: string; + lineno?: number; + message?: string; +} + interface EventInit { scoped?: boolean; bubbles?: boolean; @@ -4279,9 +4249,8 @@ interface EventInit { } interface EventModifierInit extends UIEventInit { - ctrlKey?: boolean; - shiftKey?: boolean; altKey?: boolean; + ctrlKey?: boolean; metaKey?: boolean; modifierAltGraph?: boolean; modifierCapsLock?: boolean; @@ -4294,19 +4263,43 @@ interface EventModifierInit extends UIEventInit { modifierSuper?: boolean; modifierSymbol?: boolean; modifierSymbolLock?: boolean; + shiftKey?: boolean; } interface ExceptionInformation { - domain?: string; + domain?: string | null; } interface FocusEventInit extends UIEventInit { - relatedTarget?: EventTarget; + relatedTarget?: EventTarget | null; +} + +interface FocusNavigationEventInit extends EventInit { + navigationReason?: string | null; + originHeight?: number; + originLeft?: number; + originTop?: number; + originWidth?: number; +} + +interface FocusNavigationOrigin { + originHeight?: number; + originLeft?: number; + originTop?: number; + originWidth?: number; +} + +interface GamepadEventInit extends EventInit { + gamepad?: Gamepad | null; +} + +interface GetNotificationOptions { + tag?: string; } interface HashChangeEventInit extends EventInit { - newURL?: string; - oldURL?: string; + newURL?: string | null; + oldURL?: string | null; } interface IDBIndexParameters { @@ -4316,7 +4309,22 @@ interface IDBIndexParameters { interface IDBObjectStoreParameters { autoIncrement?: boolean; - keyPath?: IDBKeyPath; + keyPath?: IDBKeyPath | null; +} + +interface IntersectionObserverEntryInit { + isIntersecting: boolean; + boundingClientRect: DOMRectInit; + intersectionRect: DOMRectInit; + rootBounds: DOMRectInit; + target: Element; + time: number; +} + +interface IntersectionObserverInit { + root?: Element | null; + rootMargin?: string; + threshold?: number | number[]; } interface KeyAlgorithm { @@ -4335,79 +4343,198 @@ interface LongRange { min?: number; } -interface MSAccountInfo { - rpDisplayName?: string; - userDisplayName?: string; - accountName?: string; - userId?: string; - accountImageUri?: string; +interface MediaEncryptedEventInit extends EventInit { + initData?: ArrayBuffer | null; + initDataType?: string; } -interface MSAudioLocalClientEvent extends MSLocalClientEventBase { - networkSendQualityEventRatio?: number; - networkDelayEventRatio?: number; - cpuInsufficientEventRatio?: number; - deviceHalfDuplexAECEventRatio?: number; - deviceRenderNotFunctioningEventRatio?: number; - deviceCaptureNotFunctioningEventRatio?: number; - deviceGlitchesEventRatio?: number; - deviceLowSNREventRatio?: number; - deviceLowSpeechLevelEventRatio?: number; - deviceClippingEventRatio?: number; - deviceEchoEventRatio?: number; - deviceNearEndToEchoRatioEventRatio?: number; - deviceRenderZeroVolumeEventRatio?: number; - deviceRenderMuteEventRatio?: number; - deviceMultipleEndpointsEventCount?: number; - deviceHowlingEventCount?: number; +interface MediaKeyMessageEventInit extends EventInit { + message?: ArrayBuffer | null; + messageType?: MediaKeyMessageType; } -interface MSAudioRecvPayload extends MSPayloadBase { - samplingRate?: number; - signal?: MSAudioRecvSignal; - packetReorderRatio?: number; - packetReorderDepthAvg?: number; - packetReorderDepthMax?: number; - burstLossLength1?: number; - burstLossLength2?: number; - burstLossLength3?: number; - burstLossLength4?: number; - burstLossLength5?: number; - burstLossLength6?: number; - burstLossLength7?: number; - burstLossLength8OrHigher?: number; - fecRecvDistance1?: number; - fecRecvDistance2?: number; - fecRecvDistance3?: number; - ratioConcealedSamplesAvg?: number; - ratioStretchedSamplesAvg?: number; - ratioCompressedSamplesAvg?: number; +interface MediaKeySystemConfiguration { + audioCapabilities?: MediaKeySystemMediaCapability[]; + distinctiveIdentifier?: MediaKeysRequirement; + initDataTypes?: string[]; + persistentState?: MediaKeysRequirement; + videoCapabilities?: MediaKeySystemMediaCapability[]; } -interface MSAudioRecvSignal { - initialSignalLevelRMS?: number; - recvSignalLevelCh1?: number; - recvNoiseLevelCh1?: number; - renderSignalLevel?: number; - renderNoiseLevel?: number; - renderLoopbackSignalLevel?: number; +interface MediaKeySystemMediaCapability { + contentType?: string; + robustness?: string; } -interface MSAudioSendPayload extends MSPayloadBase { +interface MediaStreamConstraints { + audio?: boolean | MediaTrackConstraints; + video?: boolean | MediaTrackConstraints; +} + +interface MediaStreamErrorEventInit extends EventInit { + error?: MediaStreamError | null; +} + +interface MediaStreamEventInit extends EventInit { + stream?: MediaStream; +} + +interface MediaStreamTrackEventInit extends EventInit { + track?: MediaStreamTrack | null; +} + +interface MediaTrackCapabilities { + aspectRatio?: number | DoubleRange; + deviceId?: string; + echoCancellation?: boolean[]; + facingMode?: string; + frameRate?: number | DoubleRange; + groupId?: string; + height?: number | LongRange; + sampleRate?: number | LongRange; + sampleSize?: number | LongRange; + volume?: number | DoubleRange; + width?: number | LongRange; +} + +interface MediaTrackConstraints extends MediaTrackConstraintSet { + advanced?: MediaTrackConstraintSet[]; +} + +interface MediaTrackConstraintSet { + aspectRatio?: number | ConstrainDoubleRange; + deviceId?: string | string[] | ConstrainDOMStringParameters; + echoCancelation?: boolean | ConstrainBooleanParameters; + facingMode?: string | string[] | ConstrainDOMStringParameters; + frameRate?: number | ConstrainDoubleRange; + groupId?: string | string[] | ConstrainDOMStringParameters; + height?: number | ConstrainLongRange; + sampleRate?: number | ConstrainLongRange; + sampleSize?: number | ConstrainLongRange; + volume?: number | ConstrainDoubleRange; + width?: number | ConstrainLongRange; +} + +interface MediaTrackSettings { + aspectRatio?: number; + deviceId?: string; + echoCancellation?: boolean; + facingMode?: string; + frameRate?: number; + groupId?: string; + height?: number; + sampleRate?: number; + sampleSize?: number; + volume?: number; + width?: number; +} + +interface MediaTrackSupportedConstraints { + aspectRatio?: boolean; + deviceId?: boolean; + echoCancellation?: boolean; + facingMode?: boolean; + frameRate?: boolean; + groupId?: boolean; + height?: boolean; + sampleRate?: boolean; + sampleSize?: boolean; + volume?: boolean; + width?: boolean; +} + +interface MessageEventInit extends EventInit { + lastEventId?: string; + channel?: string; + data?: any; + origin?: string; + ports?: MessagePort[]; + source?: Window; +} + +interface MouseEventInit extends EventModifierInit { + button?: number; + buttons?: number; + clientX?: number; + clientY?: number; + relatedTarget?: EventTarget | null; + screenX?: number; + screenY?: number; +} + +interface MSAccountInfo { + accountImageUri?: string; + accountName?: string; + rpDisplayName: string; + userDisplayName: string; + userId?: string; +} + +interface MSAudioLocalClientEvent extends MSLocalClientEventBase { + cpuInsufficientEventRatio?: number; + deviceCaptureNotFunctioningEventRatio?: number; + deviceClippingEventRatio?: number; + deviceEchoEventRatio?: number; + deviceGlitchesEventRatio?: number; + deviceHalfDuplexAECEventRatio?: number; + deviceHowlingEventCount?: number; + deviceLowSNREventRatio?: number; + deviceLowSpeechLevelEventRatio?: number; + deviceMultipleEndpointsEventCount?: number; + deviceNearEndToEchoRatioEventRatio?: number; + deviceRenderMuteEventRatio?: number; + deviceRenderNotFunctioningEventRatio?: number; + deviceRenderZeroVolumeEventRatio?: number; + networkDelayEventRatio?: number; + networkSendQualityEventRatio?: number; +} + +interface MSAudioRecvPayload extends MSPayloadBase { + burstLossLength1?: number; + burstLossLength2?: number; + burstLossLength3?: number; + burstLossLength4?: number; + burstLossLength5?: number; + burstLossLength6?: number; + burstLossLength7?: number; + burstLossLength8OrHigher?: number; + fecRecvDistance1?: number; + fecRecvDistance2?: number; + fecRecvDistance3?: number; + packetReorderDepthAvg?: number; + packetReorderDepthMax?: number; + packetReorderRatio?: number; + ratioCompressedSamplesAvg?: number; + ratioConcealedSamplesAvg?: number; + ratioStretchedSamplesAvg?: number; samplingRate?: number; - signal?: MSAudioSendSignal; + signal?: MSAudioRecvSignal; +} + +interface MSAudioRecvSignal { + initialSignalLevelRMS?: number; + recvNoiseLevelCh1?: number; + recvSignalLevelCh1?: number; + renderLoopbackSignalLevel?: number; + renderNoiseLevel?: number; + renderSignalLevel?: number; +} + +interface MSAudioSendPayload extends MSPayloadBase { audioFECUsed?: boolean; + samplingRate?: number; sendMutePercent?: number; + signal?: MSAudioSendSignal; } interface MSAudioSendSignal { noiseLevel?: number; - sendSignalLevelCh1?: number; sendNoiseLevelCh1?: number; + sendSignalLevelCh1?: number; } interface MSConnectivity { - iceType?: string; + iceType?: MSIceType; iceWarningFlags?: MSIceWarningFlags; relayAddress?: MSRelayAddress; } @@ -4417,12 +4544,12 @@ interface MSCredentialFilter { } interface MSCredentialParameters { - type?: string; + type?: MSCredentialType; } interface MSCredentialSpec { - type?: string; id?: string; + type: MSCredentialType; } interface MSDelay { @@ -4432,12 +4559,12 @@ interface MSDelay { interface MSDescription extends RTCStats { connectivity?: MSConnectivity; - transport?: string; - networkconnectivity?: MSNetworkConnectivityInfo; - localAddr?: MSIPAddressInfo; - remoteAddr?: MSIPAddressInfo; deviceDevName?: string; + localAddr?: MSIPAddressInfo; + networkconnectivity?: MSNetworkConnectivityInfo; reflexiveLocalIPAddr?: MSIPAddressInfo; + remoteAddr?: MSIPAddressInfo; + transport?: RTCIceProtocol; } interface MSFIDOCredentialParameters extends MSCredentialParameters { @@ -4445,35 +4572,35 @@ interface MSFIDOCredentialParameters extends MSCredentialParameters { authenticators?: AAGUID[]; } -interface MSIPAddressInfo { - ipAddr?: string; - port?: number; - manufacturerMacAddrMask?: string; -} - interface MSIceWarningFlags { - turnTcpTimedOut?: boolean; - turnUdpAllocateFailed?: boolean; - turnUdpSendFailed?: boolean; - turnTcpAllocateFailed?: boolean; - turnTcpSendFailed?: boolean; - udpLocalConnectivityFailed?: boolean; - udpNatConnectivityFailed?: boolean; - udpRelayConnectivityFailed?: boolean; - tcpNatConnectivityFailed?: boolean; - tcpRelayConnectivityFailed?: boolean; - connCheckMessageIntegrityFailed?: boolean; allocationMessageIntegrityFailed?: boolean; + alternateServerReceived?: boolean; + connCheckMessageIntegrityFailed?: boolean; connCheckOtherError?: boolean; - turnAuthUnknownUsernameError?: boolean; - noRelayServersConfigured?: boolean; + fipsAllocationFailure?: boolean; multipleRelayServersAttempted?: boolean; + noRelayServersConfigured?: boolean; portRangeExhausted?: boolean; - alternateServerReceived?: boolean; pseudoTLSFailure?: boolean; + tcpNatConnectivityFailed?: boolean; + tcpRelayConnectivityFailed?: boolean; + turnAuthUnknownUsernameError?: boolean; + turnTcpAllocateFailed?: boolean; + turnTcpSendFailed?: boolean; + turnTcpTimedOut?: boolean; turnTurnTcpConnectivityFailed?: boolean; + turnUdpAllocateFailed?: boolean; + turnUdpSendFailed?: boolean; + udpLocalConnectivityFailed?: boolean; + udpNatConnectivityFailed?: boolean; + udpRelayConnectivityFailed?: boolean; useCandidateChecksFailed?: boolean; - fipsAllocationFailure?: boolean; +} + +interface MSIPAddressInfo { + ipAddr?: string; + manufacturerMacAddrMask?: string; + port?: number; } interface MSJitter { @@ -4483,28 +4610,28 @@ interface MSJitter { } interface MSLocalClientEventBase extends RTCStats { - networkReceiveQualityEventRatio?: number; networkBandwidthLowEventRatio?: number; + networkReceiveQualityEventRatio?: number; } interface MSNetwork extends RTCStats { - jitter?: MSJitter; delay?: MSDelay; + jitter?: MSJitter; packetLoss?: MSPacketLoss; utilization?: MSUtilization; } interface MSNetworkConnectivityInfo { - vpn?: boolean; linkspeed?: number; networkConnectionDetails?: string; + vpn?: boolean; } interface MSNetworkInterfaceType { interfaceTypeEthernet?: boolean; - interfaceTypeWireless?: boolean; interfaceTypePPP?: boolean; interfaceTypeTunnel?: boolean; + interfaceTypeWireless?: boolean; interfaceTypeWWAN?: boolean; } @@ -4521,9 +4648,14 @@ interface MSPayloadBase extends RTCStats { payloadDescription?: string; } +interface MSPortRange { + max?: number; + min?: number; +} + interface MSRelayAddress { - relayAddress?: string; port?: number; + relayAddress?: string; } interface MSSignatureParameters { @@ -4531,224 +4663,176 @@ interface MSSignatureParameters { } interface MSTransportDiagnosticsStats extends RTCStats { + allocationTimeInMs?: number; baseAddress?: string; + baseInterface?: MSNetworkInterfaceType; + iceRole?: RTCIceRole; + iceWarningFlags?: MSIceWarningFlags; + interfaces?: MSNetworkInterfaceType; localAddress?: string; + localAddrType?: MSIceAddrType; + localInterface?: MSNetworkInterfaceType; + localMR?: string; + localMRTCPPort?: number; localSite?: string; + msRtcEngineVersion?: string; networkName?: string; + numConsentReqReceived?: number; + numConsentReqSent?: number; + numConsentRespReceived?: number; + numConsentRespSent?: number; + portRangeMax?: number; + portRangeMin?: number; + protocol?: RTCIceProtocol; remoteAddress?: string; - remoteSite?: string; - localMR?: string; + remoteAddrType?: MSIceAddrType; remoteMR?: string; - iceWarningFlags?: MSIceWarningFlags; - portRangeMin?: number; - portRangeMax?: number; - localMRTCPPort?: number; remoteMRTCPPort?: number; - stunVer?: number; - numConsentReqSent?: number; - numConsentReqReceived?: number; - numConsentRespSent?: number; - numConsentRespReceived?: number; - interfaces?: MSNetworkInterfaceType; - baseInterface?: MSNetworkInterfaceType; - protocol?: string; - localInterface?: MSNetworkInterfaceType; - localAddrType?: string; - remoteAddrType?: string; - iceRole?: string; + remoteSite?: string; rtpRtcpMux?: boolean; - allocationTimeInMs?: number; - msRtcEngineVersion?: string; + stunVer?: number; } interface MSUtilization { - packets?: number; bandwidthEstimation?: number; - bandwidthEstimationMin?: number; + bandwidthEstimationAvg?: number; bandwidthEstimationMax?: number; + bandwidthEstimationMin?: number; bandwidthEstimationStdDev?: number; - bandwidthEstimationAvg?: number; + packets?: number; } interface MSVideoPayload extends MSPayloadBase { - resoluton?: string; + durationSeconds?: number; + resolution?: string; videoBitRateAvg?: number; videoBitRateMax?: number; videoFrameRateAvg?: number; videoPacketLossRate?: number; - durationSeconds?: number; } interface MSVideoRecvPayload extends MSVideoPayload { - videoFrameLossRate?: number; + lowBitRateCallPercent?: number; + lowFrameRateCallPercent?: number; + recvBitRateAverage?: number; + recvBitRateMaximum?: number; recvCodecType?: string; - recvResolutionWidth?: number; - recvResolutionHeight?: number; - videoResolutions?: MSVideoResolutionDistribution; + recvFpsHarmonicAverage?: number; recvFrameRateAverage?: number; - recvBitRateMaximum?: number; - recvBitRateAverage?: number; + recvNumResSwitches?: number; + recvReorderBufferMaxSuccessfullyOrderedExtent?: number; + recvReorderBufferMaxSuccessfullyOrderedLateTime?: number; + recvReorderBufferPacketsDroppedDueToBufferExhaustion?: number; + recvReorderBufferPacketsDroppedDueToTimeout?: number; + recvReorderBufferReorderedPackets?: number; + recvResolutionHeight?: number; + recvResolutionWidth?: number; recvVideoStreamsMax?: number; recvVideoStreamsMin?: number; recvVideoStreamsMode?: number; - videoPostFECPLR?: number; - lowBitRateCallPercent?: number; - lowFrameRateCallPercent?: number; reorderBufferTotalPackets?: number; - recvReorderBufferReorderedPackets?: number; - recvReorderBufferPacketsDroppedDueToBufferExhaustion?: number; - recvReorderBufferMaxSuccessfullyOrderedExtent?: number; - recvReorderBufferMaxSuccessfullyOrderedLateTime?: number; - recvReorderBufferPacketsDroppedDueToTimeout?: number; - recvFpsHarmonicAverage?: number; - recvNumResSwitches?: number; + videoFrameLossRate?: number; + videoPostFECPLR?: number; + videoResolutions?: MSVideoResolutionDistribution; } interface MSVideoResolutionDistribution { cifQuality?: number; - vgaQuality?: number; - h720Quality?: number; h1080Quality?: number; h1440Quality?: number; h2160Quality?: number; + h720Quality?: number; + vgaQuality?: number; } interface MSVideoSendPayload extends MSVideoPayload { - sendFrameRateAverage?: number; - sendBitRateMaximum?: number; sendBitRateAverage?: number; - sendVideoStreamsMax?: number; - sendResolutionWidth?: number; + sendBitRateMaximum?: number; + sendFrameRateAverage?: number; sendResolutionHeight?: number; + sendResolutionWidth?: number; + sendVideoStreamsMax?: number; } -interface MediaEncryptedEventInit extends EventInit { - initDataType?: string; - initData?: ArrayBuffer; -} - -interface MediaKeyMessageEventInit extends EventInit { - messageType?: string; - message?: ArrayBuffer; -} - -interface MediaKeySystemConfiguration { - initDataTypes?: string[]; - audioCapabilities?: MediaKeySystemMediaCapability[]; - videoCapabilities?: MediaKeySystemMediaCapability[]; - distinctiveIdentifier?: string; - persistentState?: string; -} - -interface MediaKeySystemMediaCapability { - contentType?: string; - robustness?: string; -} - -interface MediaStreamConstraints { - video?: boolean | MediaTrackConstraints; - audio?: boolean | MediaTrackConstraints; +interface MsZoomToOptions { + animate?: string; + contentX?: number; + contentY?: number; + scaleFactor?: number; + viewportX?: string | null; + viewportY?: string | null; } -interface MediaStreamErrorEventInit extends EventInit { - error?: MediaStreamError; +interface MutationObserverInit { + attributeFilter?: string[]; + attributeOldValue?: boolean; + attributes?: boolean; + characterData?: boolean; + characterDataOldValue?: boolean; + childList?: boolean; + subtree?: boolean; } -interface MediaStreamTrackEventInit extends EventInit { - track?: MediaStreamTrack; +interface NotificationOptions { + body?: string; + dir?: NotificationDirection; + icon?: string; + lang?: string; + tag?: string; } -interface MediaTrackCapabilities { - width?: number | LongRange; - height?: number | LongRange; - aspectRatio?: number | DoubleRange; - frameRate?: number | DoubleRange; - facingMode?: string; - volume?: number | DoubleRange; - sampleRate?: number | LongRange; - sampleSize?: number | LongRange; - echoCancellation?: boolean[]; - deviceId?: string; - groupId?: string; +interface ObjectURLOptions { + oneTimeOnly?: boolean; } -interface MediaTrackConstraintSet { - width?: number | ConstrainLongRange; - height?: number | ConstrainLongRange; - aspectRatio?: number | ConstrainDoubleRange; - frameRate?: number | ConstrainDoubleRange; - facingMode?: string | string[] | ConstrainDOMStringParameters; - volume?: number | ConstrainDoubleRange; - sampleRate?: number | ConstrainLongRange; - sampleSize?: number | ConstrainLongRange; - echoCancelation?: boolean | ConstrainBooleanParameters; - deviceId?: string | string[] | ConstrainDOMStringParameters; - groupId?: string | string[] | ConstrainDOMStringParameters; +interface PaymentCurrencyAmount { + currency: string; + currencySystem?: string; + value: string; } -interface MediaTrackConstraints extends MediaTrackConstraintSet { - advanced?: MediaTrackConstraintSet[]; +interface PaymentDetails { + displayItems?: PaymentItem[]; + error?: string; + modifiers?: PaymentDetailsModifier[]; + shippingOptions?: PaymentShippingOption[]; + total?: PaymentItem; } -interface MediaTrackSettings { - width?: number; - height?: number; - aspectRatio?: number; - frameRate?: number; - facingMode?: string; - volume?: number; - sampleRate?: number; - sampleSize?: number; - echoCancellation?: boolean; - deviceId?: string; - groupId?: string; +interface PaymentDetailsModifier { + additionalDisplayItems?: PaymentItem[]; + data?: any; + supportedMethods: string[]; + total?: PaymentItem; } -interface MediaTrackSupportedConstraints { - width?: boolean; - height?: boolean; - aspectRatio?: boolean; - frameRate?: boolean; - facingMode?: boolean; - volume?: boolean; - sampleRate?: boolean; - sampleSize?: boolean; - echoCancellation?: boolean; - deviceId?: boolean; - groupId?: boolean; +interface PaymentItem { + amount: PaymentCurrencyAmount; + label: string; + pending?: boolean; } -interface MouseEventInit extends EventModifierInit { - screenX?: number; - screenY?: number; - clientX?: number; - clientY?: number; - button?: number; - buttons?: number; - relatedTarget?: EventTarget; +interface PaymentMethodData { + data?: any; + supportedMethods: string[]; } -interface MsZoomToOptions { - contentX?: number; - contentY?: number; - viewportX?: string; - viewportY?: string; - scaleFactor?: number; - animate?: string; +interface PaymentOptions { + requestPayerEmail?: boolean; + requestPayerName?: boolean; + requestPayerPhone?: boolean; + requestShipping?: boolean; + shippingType?: string; } -interface MutationObserverInit { - childList?: boolean; - attributes?: boolean; - characterData?: boolean; - subtree?: boolean; - attributeOldValue?: boolean; - characterDataOldValue?: boolean; - attributeFilter?: string[]; +interface PaymentRequestUpdateEventInit extends EventInit { } -interface ObjectURLOptions { - oneTimeOnly?: boolean; +interface PaymentShippingOption { + amount: PaymentCurrencyAmount; + id: string; + label: string; + selected?: boolean; } interface PeriodicWaveConstraints { @@ -4756,24 +4840,67 @@ interface PeriodicWaveConstraints { } interface PointerEventInit extends MouseEventInit { - pointerId?: number; - width?: number; height?: number; + isPrimary?: boolean; + pointerId?: number; + pointerType?: string; pressure?: number; tiltX?: number; tiltY?: number; - pointerType?: string; - isPrimary?: boolean; + width?: number; +} + +interface PopStateEventInit extends EventInit { + state?: any; } interface PositionOptions { enableHighAccuracy?: boolean; - timeout?: number; maximumAge?: number; + timeout?: number; } -interface RTCDTMFToneChangeEventInit extends EventInit { - tone?: string; +interface ProgressEventInit extends EventInit { + lengthComputable?: boolean; + loaded?: number; + total?: number; +} + +interface PushSubscriptionOptionsInit { + applicationServerKey?: any; + userVisibleOnly?: boolean; +} + +interface RegistrationOptions { + scope?: string; +} + +interface RequestInit { + body?: any; + cache?: RequestCache; + credentials?: RequestCredentials; + headers?: Headers | string[][]; + integrity?: string; + keepalive?: boolean; + method?: string; + mode?: RequestMode; + redirect?: RequestRedirect; + referrer?: string; + referrerPolicy?: ReferrerPolicy; + window?: any; +} + +interface ResponseInit { + headers?: Headers | string[][]; + status?: number; + statusText?: string; +} + +interface RTCConfiguration { + bundlePolicy?: RTCBundlePolicy; + iceServers?: RTCIceServer[]; + iceTransportPolicy?: RTCIceTransportPolicy; + peerIdentity?: string; } interface RTCDtlsFingerprint { @@ -4782,205 +4909,219 @@ interface RTCDtlsFingerprint { } interface RTCDtlsParameters { - role?: string; fingerprints?: RTCDtlsFingerprint[]; + role?: RTCDtlsRole; } -interface RTCIceCandidate { - foundation?: string; - priority?: number; - ip?: string; - protocol?: string; - port?: number; - type?: string; - tcpType?: string; - relatedAddress?: string; - relatedPort?: number; +interface RTCDTMFToneChangeEventInit extends EventInit { + tone?: string; } interface RTCIceCandidateAttributes extends RTCStats { + addressSourceUrl?: string; + candidateType?: RTCStatsIceCandidateType; ipAddress?: string; portNumber?: number; - transport?: string; - candidateType?: string; priority?: number; - addressSourceUrl?: string; + transport?: string; } interface RTCIceCandidateComplete { } +interface RTCIceCandidateDictionary { + foundation?: string; + ip?: string; + msMTurnSessionId?: string; + port?: number; + priority?: number; + protocol?: RTCIceProtocol; + relatedAddress?: string; + relatedPort?: number; + tcpType?: RTCIceTcpCandidateType; + type?: RTCIceCandidateType; +} + +interface RTCIceCandidateInit { + candidate?: string; + sdpMid?: string; + sdpMLineIndex?: number; +} + interface RTCIceCandidatePair { - local?: RTCIceCandidate; - remote?: RTCIceCandidate; + local?: RTCIceCandidateDictionary; + remote?: RTCIceCandidateDictionary; } interface RTCIceCandidatePairStats extends RTCStats { - transportId?: string; + availableIncomingBitrate?: number; + availableOutgoingBitrate?: number; + bytesReceived?: number; + bytesSent?: number; localCandidateId?: string; - remoteCandidateId?: string; - state?: string; - priority?: number; nominated?: boolean; - writable?: boolean; + priority?: number; readable?: boolean; - bytesSent?: number; - bytesReceived?: number; + remoteCandidateId?: string; roundTripTime?: number; - availableOutgoingBitrate?: number; - availableIncomingBitrate?: number; + state?: RTCStatsIceCandidatePairState; + transportId?: string; + writable?: boolean; } interface RTCIceGatherOptions { - gatherPolicy?: string; + gatherPolicy?: RTCIceGatherPolicy; iceservers?: RTCIceServer[]; + portRange?: MSPortRange; } interface RTCIceParameters { - usernameFragment?: string; + iceLite?: boolean | null; password?: string; + usernameFragment?: string; } interface RTCIceServer { + credential?: string | null; urls?: any; - username?: string; - credential?: string; + username?: string | null; } interface RTCInboundRTPStreamStats extends RTCRTPStreamStats { - packetsReceived?: number; bytesReceived?: number; - packetsLost?: number; - jitter?: number; fractionLost?: number; + jitter?: number; + packetsLost?: number; + packetsReceived?: number; } interface RTCMediaStreamTrackStats extends RTCStats { - trackIdentifier?: string; - remoteSource?: boolean; - ssrcIds?: string[]; - frameWidth?: number; - frameHeight?: number; - framesPerSecond?: number; - framesSent?: number; - framesReceived?: number; - framesDecoded?: number; - framesDropped?: number; - framesCorrupted?: number; audioLevel?: number; echoReturnLoss?: number; echoReturnLossEnhancement?: number; -} - -interface RTCOutboundRTPStreamStats extends RTCRTPStreamStats { - packetsSent?: number; - bytesSent?: number; - targetBitrate?: number; - roundTripTime?: number; -} - -interface RTCRTPStreamStats extends RTCStats { - ssrc?: string; - associateStatsId?: string; - isRemote?: boolean; - mediaTrackId?: string; - transportId?: string; - codecId?: string; - firCount?: number; - pliCount?: number; - nackCount?: number; - sliCount?: number; + frameHeight?: number; + framesCorrupted?: number; + framesDecoded?: number; + framesDropped?: number; + framesPerSecond?: number; + framesReceived?: number; + framesSent?: number; + frameWidth?: number; + remoteSource?: boolean; + ssrcIds?: string[]; + trackIdentifier?: string; +} + +interface RTCOfferOptions { + iceRestart?: boolean; + offerToReceiveAudio?: number; + offerToReceiveVideo?: number; + voiceActivityDetection?: boolean; +} + +interface RTCOutboundRTPStreamStats extends RTCRTPStreamStats { + bytesSent?: number; + packetsSent?: number; + roundTripTime?: number; + targetBitrate?: number; +} + +interface RTCPeerConnectionIceEventInit extends EventInit { + candidate?: RTCIceCandidate; } interface RTCRtcpFeedback { - type?: string; parameter?: string; + type?: string; } interface RTCRtcpParameters { - ssrc?: number; cname?: string; - reducedSize?: boolean; mux?: boolean; + reducedSize?: boolean; + ssrc?: number; } interface RTCRtpCapabilities { codecs?: RTCRtpCodecCapability[]; - headerExtensions?: RTCRtpHeaderExtension[]; fecMechanisms?: string[]; + headerExtensions?: RTCRtpHeaderExtension[]; } interface RTCRtpCodecCapability { - name?: string; - kind?: string; clockRate?: number; - preferredPayloadType?: number; + kind?: string; maxptime?: number; + maxSpatialLayers?: number; + maxTemporalLayers?: number; + name?: string; numChannels?: number; - rtcpFeedback?: RTCRtcpFeedback[]; - parameters?: any; options?: any; - maxTemporalLayers?: number; - maxSpatialLayers?: number; + parameters?: any; + preferredPayloadType?: number; + ptime?: number; + rtcpFeedback?: RTCRtcpFeedback[]; svcMultiStreamSupport?: boolean; } interface RTCRtpCodecParameters { - name?: string; - payloadType?: any; clockRate?: number; maxptime?: number; + name?: string; numChannels?: number; - rtcpFeedback?: RTCRtcpFeedback[]; parameters?: any; + payloadType?: any; + ptime?: number; + rtcpFeedback?: RTCRtcpFeedback[]; } interface RTCRtpContributingSource { - timestamp?: number; - csrc?: number; audioLevel?: number; + csrc?: number; + timestamp?: number; } interface RTCRtpEncodingParameters { - ssrc?: number; + active?: boolean; codecPayloadType?: number; + dependencyEncodingIds?: string[]; + encodingId?: string; fec?: RTCRtpFecParameters; - rtx?: RTCRtpRtxParameters; - priority?: number; + framerateScale?: number; maxBitrate?: number; + maxFramerate?: number; minQuality?: number; - framerateBias?: number; + priority?: number; resolutionScale?: number; - framerateScale?: number; - active?: boolean; - encodingId?: string; - dependencyEncodingIds?: string[]; + rtx?: RTCRtpRtxParameters; + ssrc?: number; ssrcRange?: RTCSsrcRange; } interface RTCRtpFecParameters { - ssrc?: number; mechanism?: string; + ssrc?: number; } interface RTCRtpHeaderExtension { kind?: string; - uri?: string; - preferredId?: number; preferredEncrypt?: boolean; + preferredId?: number; + uri?: string; } interface RTCRtpHeaderExtensionParameters { - uri?: string; - id?: number; encrypt?: boolean; + id?: number; + uri?: string; } interface RTCRtpParameters { - muxId?: string; codecs?: RTCRtpCodecParameters[]; - headerExtensions?: RTCRtpHeaderExtensionParameters[]; + degradationPreference?: RTCDegradationPreference; encodings?: RTCRtpEncodingParameters[]; + headerExtensions?: RTCRtpHeaderExtensionParameters[]; + muxId?: string; rtcp?: RTCRtcpParameters; } @@ -4988,75 +5129,138 @@ interface RTCRtpRtxParameters { ssrc?: number; } +interface RTCRTPStreamStats extends RTCStats { + associateStatsId?: string; + codecId?: string; + firCount?: number; + isRemote?: boolean; + mediaTrackId?: string; + nackCount?: number; + pliCount?: number; + sliCount?: number; + ssrc?: string; + transportId?: string; +} + interface RTCRtpUnhandled { - ssrc?: number; - payloadType?: number; muxId?: string; + payloadType?: number; + ssrc?: number; +} + +interface RTCSessionDescriptionInit { + sdp?: string; + type?: RTCSdpType; } interface RTCSrtpKeyParam { keyMethod?: string; keySalt?: string; lifetime?: string; - mkiValue?: number; mkiLength?: number; + mkiValue?: number; } interface RTCSrtpSdesParameters { - tag?: number; cryptoSuite?: string; keyParams?: RTCSrtpKeyParam[]; sessionParams?: string[]; + tag?: number; } interface RTCSsrcRange { - min?: number; max?: number; + min?: number; } interface RTCStats { - timestamp?: number; - type?: string; id?: string; - msType?: string; + msType?: MSStatsType; + timestamp?: number; + type?: RTCStatsType; } interface RTCStatsReport { } interface RTCTransportStats extends RTCStats { - bytesSent?: number; - bytesReceived?: number; - rtcpTransportStatsId?: string; activeConnection?: boolean; - selectedCandidatePairId?: string; + bytesReceived?: number; + bytesSent?: number; localCertificateId?: string; remoteCertificateId?: string; + rtcpTransportStatsId?: string; + selectedCandidatePairId?: string; +} + +interface ScopedCredentialDescriptor { + id: any; + transports?: Transport[]; + type: ScopedCredentialType; +} + +interface ScopedCredentialOptions { + excludeList?: ScopedCredentialDescriptor[]; + extensions?: WebAuthnExtensions; + rpId?: USVString; + timeoutSeconds?: number; +} + +interface ScopedCredentialParameters { + algorithm: string | Algorithm; + type: ScopedCredentialType; +} + +interface ServiceWorkerMessageEventInit extends EventInit { + data?: any; + lastEventId?: string; + origin?: string; + ports?: MessagePort[] | null; + source?: ServiceWorker | MessagePort | null; +} + +interface SpeechSynthesisEventInit extends EventInit { + charIndex?: number; + elapsedTime?: number; + name?: string; + utterance?: SpeechSynthesisUtterance | null; } interface StoreExceptionsInformation extends ExceptionInformation { - siteName?: string; - explanationString?: string; - detailURI?: string; + detailURI?: string | null; + explanationString?: string | null; + siteName?: string | null; } interface StoreSiteSpecificExceptionsInformation extends StoreExceptionsInformation { arrayOfDomainStrings?: string[]; } +interface TrackEventInit extends EventInit { + track?: VideoTrack | AudioTrack | TextTrack | null; +} + +interface TransitionEventInit extends EventInit { + elapsedTime?: number; + propertyName?: string; +} + interface UIEventInit extends EventInit { - view?: Window; detail?: number; + view?: Window | null; +} + +interface WebAuthnExtensions { } interface WebGLContextAttributes { failIfMajorPerformanceCaveat?: boolean; alpha?: boolean; - depth?: boolean; - stencil?: boolean; antialias?: boolean; + depth?: boolean; premultipliedAlpha?: boolean; preserveDrawingBuffer?: boolean; + stencil?: boolean; } interface WebGLContextEventInit extends EventInit { @@ -5064,27 +5268,26 @@ interface WebGLContextEventInit extends EventInit { } interface WheelEventInit extends MouseEventInit { + deltaMode?: number; deltaX?: number; deltaY?: number; deltaZ?: number; - deltaMode?: number; } interface EventListener { (evt: Event): void; } -interface ANGLE_instanced_arrays { - drawArraysInstancedANGLE(mode: number, first: number, count: number, primcount: number): void; - drawElementsInstancedANGLE(mode: number, count: number, type: number, offset: number, primcount: number): void; - vertexAttribDivisorANGLE(index: number, divisor: number): void; - readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +interface WebKitEntriesCallback { + (evt: Event): void; } -declare var ANGLE_instanced_arrays: { - prototype: ANGLE_instanced_arrays; - new(): ANGLE_instanced_arrays; - readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +interface WebKitErrorCallback { + (evt: Event): void; +} + +interface WebKitFileCallback { + (evt: Event): void; } interface AnalyserNode extends AudioNode { @@ -5102,8 +5305,21 @@ interface AnalyserNode extends AudioNode { declare var AnalyserNode: { prototype: AnalyserNode; new(): AnalyserNode; +}; + +interface ANGLE_instanced_arrays { + drawArraysInstancedANGLE(mode: number, first: number, count: number, primcount: number): void; + drawElementsInstancedANGLE(mode: number, count: number, type: number, offset: number, primcount: number): void; + vertexAttribDivisorANGLE(index: number, divisor: number): void; + readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; } +declare var ANGLE_instanced_arrays: { + prototype: ANGLE_instanced_arrays; + new(): ANGLE_instanced_arrays; + readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +}; + interface AnimationEvent extends Event { readonly animationName: string; readonly elapsedTime: number; @@ -5112,14 +5328,14 @@ interface AnimationEvent extends Event { declare var AnimationEvent: { prototype: AnimationEvent; - new(): AnimationEvent; -} + new(typeArg: string, eventInitDict?: AnimationEventInit): AnimationEvent; +}; interface ApplicationCacheEventMap { "cached": Event; "checking": Event; "downloading": Event; - "error": ErrorEvent; + "error": Event; "noupdate": Event; "obsolete": Event; "progress": ProgressEvent; @@ -5130,7 +5346,7 @@ interface ApplicationCache extends EventTarget { oncached: (this: ApplicationCache, ev: Event) => any; onchecking: (this: ApplicationCache, ev: Event) => any; ondownloading: (this: ApplicationCache, ev: Event) => any; - onerror: (this: ApplicationCache, ev: ErrorEvent) => any; + onerror: (this: ApplicationCache, ev: Event) => any; onnoupdate: (this: ApplicationCache, ev: Event) => any; onobsolete: (this: ApplicationCache, ev: Event) => any; onprogress: (this: ApplicationCache, ev: ProgressEvent) => any; @@ -5147,6 +5363,8 @@ interface ApplicationCache extends EventTarget { readonly UPDATEREADY: number; addEventListener(type: K, listener: (this: ApplicationCache, ev: ApplicationCacheEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ApplicationCache, ev: ApplicationCacheEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var ApplicationCache: { @@ -5158,17 +5376,7 @@ declare var ApplicationCache: { readonly OBSOLETE: number; readonly UNCACHED: number; readonly UPDATEREADY: number; -} - -interface AriaRequestEvent extends Event { - readonly attributeName: string; - attributeValue: string | null; -} - -declare var AriaRequestEvent: { - prototype: AriaRequestEvent; - new(type: string, eventInitDict?: AriaRequestEventInit): AriaRequestEvent; -} +}; interface Attr extends Node { readonly name: string; @@ -5181,7 +5389,7 @@ interface Attr extends Node { declare var Attr: { prototype: Attr; new(): Attr; -} +}; interface AudioBuffer { readonly duration: number; @@ -5196,7 +5404,7 @@ interface AudioBuffer { declare var AudioBuffer: { prototype: AudioBuffer; new(): AudioBuffer; -} +}; interface AudioBufferSourceNodeEventMap { "ended": MediaStreamErrorEvent; @@ -5214,19 +5422,27 @@ interface AudioBufferSourceNode extends AudioNode { stop(when?: number): void; addEventListener(type: K, listener: (this: AudioBufferSourceNode, ev: AudioBufferSourceNodeEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioBufferSourceNode, ev: AudioBufferSourceNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var AudioBufferSourceNode: { prototype: AudioBufferSourceNode; new(): AudioBufferSourceNode; +}; + +interface AudioContextEventMap { + "statechange": Event; } -interface AudioContext extends EventTarget { +interface AudioContextBase extends EventTarget { readonly currentTime: number; readonly destination: AudioDestinationNode; readonly listener: AudioListener; + onstatechange: (this: AudioContext, ev: Event) => any; readonly sampleRate: number; - state: string; + readonly state: AudioContextState; + close(): Promise; createAnalyser(): AnalyserNode; createBiquadFilter(): BiquadFilterNode; createBuffer(numberOfChannels: number, length: number, sampleRate: number): AudioBuffer; @@ -5237,6 +5453,7 @@ interface AudioContext extends EventTarget { createDelay(maxDelayTime?: number): DelayNode; createDynamicsCompressor(): DynamicsCompressorNode; createGain(): GainNode; + createIIRFilter(feedforward: number[], feedback: number[]): IIRFilterNode; createMediaElementSource(mediaElement: HTMLMediaElement): MediaElementAudioSourceNode; createMediaStreamSource(mediaStream: MediaStream): MediaStreamAudioSourceNode; createOscillator(): OscillatorNode; @@ -5245,13 +5462,22 @@ interface AudioContext extends EventTarget { createScriptProcessor(bufferSize?: number, numberOfInputChannels?: number, numberOfOutputChannels?: number): ScriptProcessorNode; createStereoPanner(): StereoPannerNode; createWaveShaper(): WaveShaperNode; - decodeAudioData(audioData: ArrayBuffer, successCallback?: DecodeSuccessCallback, errorCallback?: DecodeErrorCallback): PromiseLike; + decodeAudioData(audioData: ArrayBuffer, successCallback?: DecodeSuccessCallback, errorCallback?: DecodeErrorCallback): Promise; + resume(): Promise; + addEventListener(type: K, listener: (this: AudioContext, ev: AudioContextEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioContext, ev: AudioContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface AudioContext extends AudioContextBase { + suspend(): Promise; } declare var AudioContext: { prototype: AudioContext; new(): AudioContext; -} +}; interface AudioDestinationNode extends AudioNode { readonly maxChannelCount: number; @@ -5260,7 +5486,7 @@ interface AudioDestinationNode extends AudioNode { declare var AudioDestinationNode: { prototype: AudioDestinationNode; new(): AudioDestinationNode; -} +}; interface AudioListener { dopplerFactor: number; @@ -5273,16 +5499,17 @@ interface AudioListener { declare var AudioListener: { prototype: AudioListener; new(): AudioListener; -} +}; interface AudioNode extends EventTarget { channelCount: number; - channelCountMode: string; - channelInterpretation: string; + channelCountMode: ChannelCountMode; + channelInterpretation: ChannelInterpretation; readonly context: AudioContext; readonly numberOfInputs: number; readonly numberOfOutputs: number; - connect(destination: AudioNode, output?: number, input?: number): void; + connect(destination: AudioNode, output?: number, input?: number): AudioNode; + connect(destination: AudioParam, output?: number): void; disconnect(output?: number): void; disconnect(destination: AudioNode, output?: number, input?: number): void; disconnect(destination: AudioParam, output?: number): void; @@ -5291,23 +5518,23 @@ interface AudioNode extends EventTarget { declare var AudioNode: { prototype: AudioNode; new(): AudioNode; -} +}; interface AudioParam { readonly defaultValue: number; value: number; - cancelScheduledValues(startTime: number): void; - exponentialRampToValueAtTime(value: number, endTime: number): void; - linearRampToValueAtTime(value: number, endTime: number): void; - setTargetAtTime(target: number, startTime: number, timeConstant: number): void; - setValueAtTime(value: number, startTime: number): void; - setValueCurveAtTime(values: Float32Array, startTime: number, duration: number): void; + cancelScheduledValues(startTime: number): AudioParam; + exponentialRampToValueAtTime(value: number, endTime: number): AudioParam; + linearRampToValueAtTime(value: number, endTime: number): AudioParam; + setTargetAtTime(target: number, startTime: number, timeConstant: number): AudioParam; + setValueAtTime(value: number, startTime: number): AudioParam; + setValueCurveAtTime(values: Float32Array, startTime: number, duration: number): AudioParam; } declare var AudioParam: { prototype: AudioParam; new(): AudioParam; -} +}; interface AudioProcessingEvent extends Event { readonly inputBuffer: AudioBuffer; @@ -5318,7 +5545,7 @@ interface AudioProcessingEvent extends Event { declare var AudioProcessingEvent: { prototype: AudioProcessingEvent; new(): AudioProcessingEvent; -} +}; interface AudioTrack { enabled: boolean; @@ -5332,7 +5559,7 @@ interface AudioTrack { declare var AudioTrack: { prototype: AudioTrack; new(): AudioTrack; -} +}; interface AudioTrackListEventMap { "addtrack": TrackEvent; @@ -5349,13 +5576,15 @@ interface AudioTrackList extends EventTarget { item(index: number): AudioTrack; addEventListener(type: K, listener: (this: AudioTrackList, ev: AudioTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioTrackList, ev: AudioTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: AudioTrack; } declare var AudioTrackList: { prototype: AudioTrackList; new(): AudioTrackList; -} +}; interface BarProp { readonly visible: boolean; @@ -5364,7 +5593,7 @@ interface BarProp { declare var BarProp: { prototype: BarProp; new(): BarProp; -} +}; interface BeforeUnloadEvent extends Event { returnValue: any; @@ -5373,21 +5602,21 @@ interface BeforeUnloadEvent extends Event { declare var BeforeUnloadEvent: { prototype: BeforeUnloadEvent; new(): BeforeUnloadEvent; -} +}; interface BiquadFilterNode extends AudioNode { - readonly Q: AudioParam; readonly detune: AudioParam; readonly frequency: AudioParam; readonly gain: AudioParam; - type: string; + readonly Q: AudioParam; + type: BiquadFilterType; getFrequencyResponse(frequencyHz: Float32Array, magResponse: Float32Array, phaseResponse: Float32Array): void; } declare var BiquadFilterNode: { prototype: BiquadFilterNode; new(): BiquadFilterNode; -} +}; interface Blob { readonly size: number; @@ -5400,167 +5629,456 @@ interface Blob { declare var Blob: { prototype: Blob; new (blobParts?: any[], options?: BlobPropertyBag): Blob; -} +}; -interface CDATASection extends Text { +interface Cache { + add(request: RequestInfo): Promise; + addAll(requests: RequestInfo[]): Promise; + delete(request: RequestInfo, options?: CacheQueryOptions): Promise; + keys(request?: RequestInfo, options?: CacheQueryOptions): Promise; + match(request: RequestInfo, options?: CacheQueryOptions): Promise; + matchAll(request?: RequestInfo, options?: CacheQueryOptions): Promise; + put(request: RequestInfo, response: Response): Promise; } -declare var CDATASection: { - prototype: CDATASection; - new(): CDATASection; -} +declare var Cache: { + prototype: Cache; + new(): Cache; +}; -interface CSS { - supports(property: string, value?: string): boolean; +interface CacheStorage { + delete(cacheName: string): Promise; + has(cacheName: string): Promise; + keys(): Promise; + match(request: RequestInfo, options?: CacheQueryOptions): Promise; + open(cacheName: string): Promise; } -declare var CSS: CSS; -interface CSSConditionRule extends CSSGroupingRule { - conditionText: string; -} +declare var CacheStorage: { + prototype: CacheStorage; + new(): CacheStorage; +}; -declare var CSSConditionRule: { - prototype: CSSConditionRule; - new(): CSSConditionRule; +interface CanvasGradient { + addColorStop(offset: number, color: string): void; } -interface CSSFontFaceRule extends CSSRule { - readonly style: CSSStyleDeclaration; +declare var CanvasGradient: { + prototype: CanvasGradient; + new(): CanvasGradient; +}; + +interface CanvasPattern { + setTransform(matrix: SVGMatrix): void; } -declare var CSSFontFaceRule: { - prototype: CSSFontFaceRule; - new(): CSSFontFaceRule; -} +declare var CanvasPattern: { + prototype: CanvasPattern; + new(): CanvasPattern; +}; -interface CSSGroupingRule extends CSSRule { - readonly cssRules: CSSRuleList; - deleteRule(index: number): void; - insertRule(rule: string, index: number): number; +interface CanvasRenderingContext2D extends Object, CanvasPathMethods { + readonly canvas: HTMLCanvasElement; + fillStyle: string | CanvasGradient | CanvasPattern; + font: string; + globalAlpha: number; + globalCompositeOperation: string; + imageSmoothingEnabled: boolean; + lineCap: string; + lineDashOffset: number; + lineJoin: string; + lineWidth: number; + miterLimit: number; + msFillRule: CanvasFillRule; + shadowBlur: number; + shadowColor: string; + shadowOffsetX: number; + shadowOffsetY: number; + strokeStyle: string | CanvasGradient | CanvasPattern; + textAlign: string; + textBaseline: string; + mozImageSmoothingEnabled: boolean; + webkitImageSmoothingEnabled: boolean; + oImageSmoothingEnabled: boolean; + beginPath(): void; + clearRect(x: number, y: number, w: number, h: number): void; + clip(fillRule?: CanvasFillRule): void; + createImageData(imageDataOrSw: number | ImageData, sh?: number): ImageData; + createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient; + createPattern(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, repetition: string): CanvasPattern; + createRadialGradient(x0: number, y0: number, r0: number, x1: number, y1: number, r1: number): CanvasGradient; + drawFocusIfNeeded(element: Element): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, dstX: number, dstY: number): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, dstX: number, dstY: number, dstW: number, dstH: number): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, srcX: number, srcY: number, srcW: number, srcH: number, dstX: number, dstY: number, dstW: number, dstH: number): void; + fill(fillRule?: CanvasFillRule): void; + fillRect(x: number, y: number, w: number, h: number): void; + fillText(text: string, x: number, y: number, maxWidth?: number): void; + getImageData(sx: number, sy: number, sw: number, sh: number): ImageData; + getLineDash(): number[]; + isPointInPath(x: number, y: number, fillRule?: CanvasFillRule): boolean; + measureText(text: string): TextMetrics; + putImageData(imagedata: ImageData, dx: number, dy: number, dirtyX?: number, dirtyY?: number, dirtyWidth?: number, dirtyHeight?: number): void; + restore(): void; + rotate(angle: number): void; + save(): void; + scale(x: number, y: number): void; + setLineDash(segments: number[]): void; + setTransform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; + stroke(path?: Path2D): void; + strokeRect(x: number, y: number, w: number, h: number): void; + strokeText(text: string, x: number, y: number, maxWidth?: number): void; + transform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; + translate(x: number, y: number): void; } -declare var CSSGroupingRule: { - prototype: CSSGroupingRule; - new(): CSSGroupingRule; -} +declare var CanvasRenderingContext2D: { + prototype: CanvasRenderingContext2D; + new(): CanvasRenderingContext2D; +}; -interface CSSImportRule extends CSSRule { - readonly href: string; - readonly media: MediaList; - readonly styleSheet: CSSStyleSheet; +interface CDATASection extends Text { } -declare var CSSImportRule: { - prototype: CSSImportRule; - new(): CSSImportRule; -} +declare var CDATASection: { + prototype: CDATASection; + new(): CDATASection; +}; -interface CSSKeyframeRule extends CSSRule { - keyText: string; - readonly style: CSSStyleDeclaration; +interface ChannelMergerNode extends AudioNode { } -declare var CSSKeyframeRule: { - prototype: CSSKeyframeRule; - new(): CSSKeyframeRule; -} +declare var ChannelMergerNode: { + prototype: ChannelMergerNode; + new(): ChannelMergerNode; +}; -interface CSSKeyframesRule extends CSSRule { - readonly cssRules: CSSRuleList; - name: string; - appendRule(rule: string): void; - deleteRule(rule: string): void; - findRule(rule: string): CSSKeyframeRule; +interface ChannelSplitterNode extends AudioNode { } -declare var CSSKeyframesRule: { - prototype: CSSKeyframesRule; - new(): CSSKeyframesRule; -} +declare var ChannelSplitterNode: { + prototype: ChannelSplitterNode; + new(): ChannelSplitterNode; +}; -interface CSSMediaRule extends CSSConditionRule { - readonly media: MediaList; +interface CharacterData extends Node, ChildNode { + data: string; + readonly length: number; + appendData(arg: string): void; + deleteData(offset: number, count: number): void; + insertData(offset: number, arg: string): void; + replaceData(offset: number, count: number, arg: string): void; + substringData(offset: number, count: number): string; } -declare var CSSMediaRule: { - prototype: CSSMediaRule; - new(): CSSMediaRule; -} +declare var CharacterData: { + prototype: CharacterData; + new(): CharacterData; +}; -interface CSSNamespaceRule extends CSSRule { - readonly namespaceURI: string; - readonly prefix: string; +interface ClientRect { + bottom: number; + readonly height: number; + left: number; + right: number; + top: number; + readonly width: number; } -declare var CSSNamespaceRule: { - prototype: CSSNamespaceRule; - new(): CSSNamespaceRule; +declare var ClientRect: { + prototype: ClientRect; + new(): ClientRect; +}; + +interface ClientRectList { + readonly length: number; + item(index: number): ClientRect; + [index: number]: ClientRect; } -interface CSSPageRule extends CSSRule { - readonly pseudoClass: string; - readonly selector: string; - selectorText: string; - readonly style: CSSStyleDeclaration; +declare var ClientRectList: { + prototype: ClientRectList; + new(): ClientRectList; +}; + +interface ClipboardEvent extends Event { + readonly clipboardData: DataTransfer; } -declare var CSSPageRule: { - prototype: CSSPageRule; - new(): CSSPageRule; +declare var ClipboardEvent: { + prototype: ClipboardEvent; + new(type: string, eventInitDict?: ClipboardEventInit): ClipboardEvent; +}; + +interface CloseEvent extends Event { + readonly code: number; + readonly reason: string; + readonly wasClean: boolean; + initCloseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, wasCleanArg: boolean, codeArg: number, reasonArg: string): void; } -interface CSSRule { - cssText: string; - readonly parentRule: CSSRule; - readonly parentStyleSheet: CSSStyleSheet; - readonly type: number; - readonly CHARSET_RULE: number; - readonly FONT_FACE_RULE: number; - readonly IMPORT_RULE: number; - readonly KEYFRAMES_RULE: number; - readonly KEYFRAME_RULE: number; - readonly MEDIA_RULE: number; - readonly NAMESPACE_RULE: number; - readonly PAGE_RULE: number; - readonly STYLE_RULE: number; - readonly SUPPORTS_RULE: number; - readonly UNKNOWN_RULE: number; - readonly VIEWPORT_RULE: number; +declare var CloseEvent: { + prototype: CloseEvent; + new(typeArg: string, eventInitDict?: CloseEventInit): CloseEvent; +}; + +interface Comment extends CharacterData { + text: string; } -declare var CSSRule: { - prototype: CSSRule; - new(): CSSRule; - readonly CHARSET_RULE: number; - readonly FONT_FACE_RULE: number; - readonly IMPORT_RULE: number; - readonly KEYFRAMES_RULE: number; - readonly KEYFRAME_RULE: number; - readonly MEDIA_RULE: number; - readonly NAMESPACE_RULE: number; - readonly PAGE_RULE: number; - readonly STYLE_RULE: number; - readonly SUPPORTS_RULE: number; - readonly UNKNOWN_RULE: number; - readonly VIEWPORT_RULE: number; +declare var Comment: { + prototype: Comment; + new(): Comment; +}; + +interface CompositionEvent extends UIEvent { + readonly data: string; + readonly locale: string; + initCompositionEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, dataArg: string, locale: string): void; } -interface CSSRuleList { - readonly length: number; - item(index: number): CSSRule; - [index: number]: CSSRule; +declare var CompositionEvent: { + prototype: CompositionEvent; + new(typeArg: string, eventInitDict?: CompositionEventInit): CompositionEvent; +}; + +interface Console { + assert(test?: boolean, message?: string, ...optionalParams: any[]): void; + clear(): void; + count(countTitle?: string): void; + debug(message?: any, ...optionalParams: any[]): void; + dir(value?: any, ...optionalParams: any[]): void; + dirxml(value: any): void; + error(message?: any, ...optionalParams: any[]): void; + exception(message?: string, ...optionalParams: any[]): void; + group(groupTitle?: string, ...optionalParams: any[]): void; + groupCollapsed(groupTitle?: string, ...optionalParams: any[]): void; + groupEnd(): void; + info(message?: any, ...optionalParams: any[]): void; + log(message?: any, ...optionalParams: any[]): void; + msIsIndependentlyComposed(element: Element): boolean; + profile(reportName?: string): void; + profileEnd(): void; + select(element: Element): void; + table(...data: any[]): void; + time(timerName?: string): void; + timeEnd(timerName?: string): void; + trace(message?: any, ...optionalParams: any[]): void; + warn(message?: any, ...optionalParams: any[]): void; } -declare var CSSRuleList: { - prototype: CSSRuleList; - new(): CSSRuleList; +declare var Console: { + prototype: Console; + new(): Console; +}; + +interface ConvolverNode extends AudioNode { + buffer: AudioBuffer | null; + normalize: boolean; } -interface CSSStyleDeclaration { - alignContent: string | null; - alignItems: string | null; - alignSelf: string | null; +declare var ConvolverNode: { + prototype: ConvolverNode; + new(): ConvolverNode; +}; + +interface Coordinates { + readonly accuracy: number; + readonly altitude: number | null; + readonly altitudeAccuracy: number | null; + readonly heading: number | null; + readonly latitude: number; + readonly longitude: number; + readonly speed: number | null; +} + +declare var Coordinates: { + prototype: Coordinates; + new(): Coordinates; +}; + +interface Crypto extends Object, RandomSource { + readonly subtle: SubtleCrypto; +} + +declare var Crypto: { + prototype: Crypto; + new(): Crypto; +}; + +interface CryptoKey { + readonly algorithm: KeyAlgorithm; + readonly extractable: boolean; + readonly type: string; + readonly usages: string[]; +} + +declare var CryptoKey: { + prototype: CryptoKey; + new(): CryptoKey; +}; + +interface CryptoKeyPair { + privateKey: CryptoKey; + publicKey: CryptoKey; +} + +declare var CryptoKeyPair: { + prototype: CryptoKeyPair; + new(): CryptoKeyPair; +}; + +interface CSS { + supports(property: string, value?: string): boolean; +} +declare var CSS: CSS; + +interface CSSConditionRule extends CSSGroupingRule { + conditionText: string; +} + +declare var CSSConditionRule: { + prototype: CSSConditionRule; + new(): CSSConditionRule; +}; + +interface CSSFontFaceRule extends CSSRule { + readonly style: CSSStyleDeclaration; +} + +declare var CSSFontFaceRule: { + prototype: CSSFontFaceRule; + new(): CSSFontFaceRule; +}; + +interface CSSGroupingRule extends CSSRule { + readonly cssRules: CSSRuleList; + deleteRule(index: number): void; + insertRule(rule: string, index: number): number; +} + +declare var CSSGroupingRule: { + prototype: CSSGroupingRule; + new(): CSSGroupingRule; +}; + +interface CSSImportRule extends CSSRule { + readonly href: string; + readonly media: MediaList; + readonly styleSheet: CSSStyleSheet; +} + +declare var CSSImportRule: { + prototype: CSSImportRule; + new(): CSSImportRule; +}; + +interface CSSKeyframeRule extends CSSRule { + keyText: string; + readonly style: CSSStyleDeclaration; +} + +declare var CSSKeyframeRule: { + prototype: CSSKeyframeRule; + new(): CSSKeyframeRule; +}; + +interface CSSKeyframesRule extends CSSRule { + readonly cssRules: CSSRuleList; + name: string; + appendRule(rule: string): void; + deleteRule(rule: string): void; + findRule(rule: string): CSSKeyframeRule; +} + +declare var CSSKeyframesRule: { + prototype: CSSKeyframesRule; + new(): CSSKeyframesRule; +}; + +interface CSSMediaRule extends CSSConditionRule { + readonly media: MediaList; +} + +declare var CSSMediaRule: { + prototype: CSSMediaRule; + new(): CSSMediaRule; +}; + +interface CSSNamespaceRule extends CSSRule { + readonly namespaceURI: string; + readonly prefix: string; +} + +declare var CSSNamespaceRule: { + prototype: CSSNamespaceRule; + new(): CSSNamespaceRule; +}; + +interface CSSPageRule extends CSSRule { + readonly pseudoClass: string; + readonly selector: string; + selectorText: string; + readonly style: CSSStyleDeclaration; +} + +declare var CSSPageRule: { + prototype: CSSPageRule; + new(): CSSPageRule; +}; + +interface CSSRule { + cssText: string; + readonly parentRule: CSSRule; + readonly parentStyleSheet: CSSStyleSheet; + readonly type: number; + readonly CHARSET_RULE: number; + readonly FONT_FACE_RULE: number; + readonly IMPORT_RULE: number; + readonly KEYFRAME_RULE: number; + readonly KEYFRAMES_RULE: number; + readonly MEDIA_RULE: number; + readonly NAMESPACE_RULE: number; + readonly PAGE_RULE: number; + readonly STYLE_RULE: number; + readonly SUPPORTS_RULE: number; + readonly UNKNOWN_RULE: number; + readonly VIEWPORT_RULE: number; +} + +declare var CSSRule: { + prototype: CSSRule; + new(): CSSRule; + readonly CHARSET_RULE: number; + readonly FONT_FACE_RULE: number; + readonly IMPORT_RULE: number; + readonly KEYFRAME_RULE: number; + readonly KEYFRAMES_RULE: number; + readonly MEDIA_RULE: number; + readonly NAMESPACE_RULE: number; + readonly PAGE_RULE: number; + readonly STYLE_RULE: number; + readonly SUPPORTS_RULE: number; + readonly UNKNOWN_RULE: number; + readonly VIEWPORT_RULE: number; +}; + +interface CSSRuleList { + readonly length: number; + item(index: number): CSSRule; + [index: number]: CSSRule; +} + +declare var CSSRuleList: { + prototype: CSSRuleList; + new(): CSSRuleList; +}; + +interface CSSStyleDeclaration { + alignContent: string | null; + alignItems: string | null; alignmentBaseline: string | null; + alignSelf: string | null; animation: string | null; animationDelay: string | null; animationDirection: string | null; @@ -5636,9 +6154,9 @@ interface CSSStyleDeclaration { columnRuleColor: any; columnRuleStyle: string | null; columnRuleWidth: any; + columns: string | null; columnSpan: string | null; columnWidth: any; - columns: string | null; content: string | null; counterIncrement: string | null; counterReset: string | null; @@ -5678,10 +6196,16 @@ interface CSSStyleDeclaration { imeMode: string | null; justifyContent: string | null; kerning: string | null; + layoutGrid: string | null; + layoutGridChar: string | null; + layoutGridLine: string | null; + layoutGridMode: string | null; + layoutGridType: string | null; left: string | null; readonly length: number; letterSpacing: string | null; lightingColor: string | null; + lineBreak: string | null; lineHeight: string | null; listStyle: string | null; listStyleImage: string | null; @@ -5702,24 +6226,24 @@ interface CSSStyleDeclaration { minHeight: string | null; minWidth: string | null; msContentZoomChaining: string | null; + msContentZooming: string | null; msContentZoomLimit: string | null; msContentZoomLimitMax: any; msContentZoomLimitMin: any; msContentZoomSnap: string | null; msContentZoomSnapPoints: string | null; msContentZoomSnapType: string | null; - msContentZooming: string | null; msFlowFrom: string | null; msFlowInto: string | null; msFontFeatureSettings: string | null; msGridColumn: any; msGridColumnAlign: string | null; - msGridColumnSpan: any; msGridColumns: string | null; + msGridColumnSpan: any; msGridRow: any; msGridRowAlign: string | null; - msGridRowSpan: any; msGridRows: string | null; + msGridRowSpan: any; msHighContrastAdjust: string | null; msHyphenateLimitChars: string | null; msHyphenateLimitLines: any; @@ -5753,6 +6277,7 @@ interface CSSStyleDeclaration { orphans: string | null; outline: string | null; outlineColor: string | null; + outlineOffset: string | null; outlineStyle: string | null; outlineWidth: string | null; overflow: string | null; @@ -5773,9 +6298,11 @@ interface CSSStyleDeclaration { position: string | null; quotes: string | null; right: string | null; + rotate: string | null; rubyAlign: string | null; rubyOverhang: string | null; rubyPosition: string | null; + scale: string | null; stopColor: string | null; stopOpacity: string | null; stroke: string | null; @@ -5809,6 +6336,7 @@ interface CSSStyleDeclaration { transitionDuration: string | null; transitionProperty: string | null; transitionTimingFunction: string | null; + translate: string | null; unicodeBidi: string | null; verticalAlign: string | null; visibility: string | null; @@ -5851,9 +6379,9 @@ interface CSSStyleDeclaration { webkitColumnRuleColor: any; webkitColumnRuleStyle: string | null; webkitColumnRuleWidth: any; + webkitColumns: string | null; webkitColumnSpan: string | null; webkitColumnWidth: any; - webkitColumns: string | null; webkitFilter: string | null; webkitFlex: string | null; webkitFlexBasis: string | null; @@ -5869,6 +6397,9 @@ interface CSSStyleDeclaration { webkitTapHighlightColor: string | null; webkitTextFillColor: string | null; webkitTextSizeAdjust: any; + webkitTextStroke: string | null; + webkitTextStrokeColor: string | null; + webkitTextStrokeWidth: string | null; webkitTransform: string | null; webkitTransformOrigin: string | null; webkitTransformStyle: string | null; @@ -5890,6 +6421,7 @@ interface CSSStyleDeclaration { zIndex: string | null; zoom: string | null; resize: string | null; + userSelect: string | null; getPropertyPriority(propertyName: string): string; getPropertyValue(propertyName: string): string; item(index: number): string; @@ -5901,7 +6433,7 @@ interface CSSStyleDeclaration { declare var CSSStyleDeclaration: { prototype: CSSStyleDeclaration; new(): CSSStyleDeclaration; -} +}; interface CSSStyleRule extends CSSRule { readonly readOnly: boolean; @@ -5912,12 +6444,11 @@ interface CSSStyleRule extends CSSRule { declare var CSSStyleRule: { prototype: CSSStyleRule; new(): CSSStyleRule; -} +}; interface CSSStyleSheet extends StyleSheet { readonly cssRules: CSSRuleList; cssText: string; - readonly href: string; readonly id: string; readonly imports: StyleSheetList; readonly isAlternate: boolean; @@ -5939,7 +6470,7 @@ interface CSSStyleSheet extends StyleSheet { declare var CSSStyleSheet: { prototype: CSSStyleSheet; new(): CSSStyleSheet; -} +}; interface CSSSupportsRule extends CSSConditionRule { } @@ -5947,560 +6478,153 @@ interface CSSSupportsRule extends CSSConditionRule { declare var CSSSupportsRule: { prototype: CSSSupportsRule; new(): CSSSupportsRule; -} +}; -interface CanvasGradient { - addColorStop(offset: number, color: string): void; +interface CustomEvent extends Event { + readonly detail: any; + initCustomEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, detailArg: any): void; } -declare var CanvasGradient: { - prototype: CanvasGradient; - new(): CanvasGradient; -} +declare var CustomEvent: { + prototype: CustomEvent; + new(typeArg: string, eventInitDict?: CustomEventInit): CustomEvent; +}; -interface CanvasPattern { - setTransform(matrix: SVGMatrix): void; +interface DataCue extends TextTrackCue { + data: ArrayBuffer; + addEventListener(type: K, listener: (this: DataCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: DataCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var CanvasPattern: { - prototype: CanvasPattern; - new(): CanvasPattern; +declare var DataCue: { + prototype: DataCue; + new(): DataCue; +}; + +interface DataTransfer { + dropEffect: string; + effectAllowed: string; + readonly files: FileList; + readonly items: DataTransferItemList; + readonly types: string[]; + clearData(format?: string): boolean; + getData(format: string): string; + setData(format: string, data: string): boolean; + setDragImage(image: Element, x: number, y: number): void; } -interface CanvasRenderingContext2D extends Object, CanvasPathMethods { - readonly canvas: HTMLCanvasElement; - fillStyle: string | CanvasGradient | CanvasPattern; - font: string; - globalAlpha: number; - globalCompositeOperation: string; - lineCap: string; - lineDashOffset: number; - lineJoin: string; - lineWidth: number; - miterLimit: number; - msFillRule: string; - msImageSmoothingEnabled: boolean; - shadowBlur: number; - shadowColor: string; - shadowOffsetX: number; - shadowOffsetY: number; - strokeStyle: string | CanvasGradient | CanvasPattern; - textAlign: string; - textBaseline: string; - mozImageSmoothingEnabled: boolean; - webkitImageSmoothingEnabled: boolean; - oImageSmoothingEnabled: boolean; - beginPath(): void; - clearRect(x: number, y: number, w: number, h: number): void; - clip(fillRule?: string): void; - createImageData(imageDataOrSw: number | ImageData, sh?: number): ImageData; - createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient; - createPattern(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, repetition: string): CanvasPattern; - createRadialGradient(x0: number, y0: number, r0: number, x1: number, y1: number, r1: number): CanvasGradient; - drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, offsetX: number, offsetY: number, width?: number, height?: number, canvasOffsetX?: number, canvasOffsetY?: number, canvasImageWidth?: number, canvasImageHeight?: number): void; - fill(fillRule?: string): void; - fillRect(x: number, y: number, w: number, h: number): void; - fillText(text: string, x: number, y: number, maxWidth?: number): void; - getImageData(sx: number, sy: number, sw: number, sh: number): ImageData; - getLineDash(): number[]; - isPointInPath(x: number, y: number, fillRule?: string): boolean; - measureText(text: string): TextMetrics; - putImageData(imagedata: ImageData, dx: number, dy: number, dirtyX?: number, dirtyY?: number, dirtyWidth?: number, dirtyHeight?: number): void; - restore(): void; - rotate(angle: number): void; - save(): void; - scale(x: number, y: number): void; - setLineDash(segments: number[]): void; - setTransform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; - stroke(): void; - strokeRect(x: number, y: number, w: number, h: number): void; - strokeText(text: string, x: number, y: number, maxWidth?: number): void; - transform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; - translate(x: number, y: number): void; -} - -declare var CanvasRenderingContext2D: { - prototype: CanvasRenderingContext2D; - new(): CanvasRenderingContext2D; -} - -interface ChannelMergerNode extends AudioNode { -} - -declare var ChannelMergerNode: { - prototype: ChannelMergerNode; - new(): ChannelMergerNode; -} - -interface ChannelSplitterNode extends AudioNode { -} - -declare var ChannelSplitterNode: { - prototype: ChannelSplitterNode; - new(): ChannelSplitterNode; -} - -interface CharacterData extends Node, ChildNode { - data: string; - readonly length: number; - appendData(arg: string): void; - deleteData(offset: number, count: number): void; - insertData(offset: number, arg: string): void; - replaceData(offset: number, count: number, arg: string): void; - substringData(offset: number, count: number): string; -} - -declare var CharacterData: { - prototype: CharacterData; - new(): CharacterData; -} +declare var DataTransfer: { + prototype: DataTransfer; + new(): DataTransfer; +}; -interface ClientRect { - bottom: number; - readonly height: number; - left: number; - right: number; - top: number; - readonly width: number; +interface DataTransferItem { + readonly kind: string; + readonly type: string; + getAsFile(): File | null; + getAsString(_callback: FunctionStringCallback | null): void; + webkitGetAsEntry(): any; } -declare var ClientRect: { - prototype: ClientRect; - new(): ClientRect; -} +declare var DataTransferItem: { + prototype: DataTransferItem; + new(): DataTransferItem; +}; -interface ClientRectList { +interface DataTransferItemList { readonly length: number; - item(index: number): ClientRect; - [index: number]: ClientRect; -} - -declare var ClientRectList: { - prototype: ClientRectList; - new(): ClientRectList; -} - -interface ClipboardEvent extends Event { - readonly clipboardData: DataTransfer; -} - -declare var ClipboardEvent: { - prototype: ClipboardEvent; - new(type: string, eventInitDict?: ClipboardEventInit): ClipboardEvent; + add(data: File): DataTransferItem | null; + clear(): void; + item(index: number): DataTransferItem; + remove(index: number): void; + [index: number]: DataTransferItem; } -interface CloseEvent extends Event { - readonly code: number; - readonly reason: string; - readonly wasClean: boolean; - initCloseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, wasCleanArg: boolean, codeArg: number, reasonArg: string): void; -} +declare var DataTransferItemList: { + prototype: DataTransferItemList; + new(): DataTransferItemList; +}; -declare var CloseEvent: { - prototype: CloseEvent; - new(): CloseEvent; +interface DeferredPermissionRequest { + readonly id: number; + readonly type: MSWebViewPermissionType; + readonly uri: string; + allow(): void; + deny(): void; } -interface CommandEvent extends Event { - readonly commandName: string; - readonly detail: string | null; -} +declare var DeferredPermissionRequest: { + prototype: DeferredPermissionRequest; + new(): DeferredPermissionRequest; +}; -declare var CommandEvent: { - prototype: CommandEvent; - new(type: string, eventInitDict?: CommandEventInit): CommandEvent; +interface DelayNode extends AudioNode { + readonly delayTime: AudioParam; } -interface Comment extends CharacterData { - text: string; -} +declare var DelayNode: { + prototype: DelayNode; + new(): DelayNode; +}; -declare var Comment: { - prototype: Comment; - new(): Comment; +interface DeviceAcceleration { + readonly x: number | null; + readonly y: number | null; + readonly z: number | null; } -interface CompositionEvent extends UIEvent { - readonly data: string; - readonly locale: string; - initCompositionEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, dataArg: string, locale: string): void; -} +declare var DeviceAcceleration: { + prototype: DeviceAcceleration; + new(): DeviceAcceleration; +}; -declare var CompositionEvent: { - prototype: CompositionEvent; - new(typeArg: string, eventInitDict?: CompositionEventInit): CompositionEvent; +interface DeviceLightEvent extends Event { + readonly value: number; } -interface Console { - assert(test?: boolean, message?: string, ...optionalParams: any[]): void; - clear(): void; - count(countTitle?: string): void; - debug(message?: string, ...optionalParams: any[]): void; - dir(value?: any, ...optionalParams: any[]): void; - dirxml(value: any): void; - error(message?: any, ...optionalParams: any[]): void; - exception(message?: string, ...optionalParams: any[]): void; - group(groupTitle?: string): void; - groupCollapsed(groupTitle?: string): void; - groupEnd(): void; - info(message?: any, ...optionalParams: any[]): void; - log(message?: any, ...optionalParams: any[]): void; - msIsIndependentlyComposed(element: Element): boolean; - profile(reportName?: string): void; - profileEnd(): void; - select(element: Element): void; - table(...data: any[]): void; - time(timerName?: string): void; - timeEnd(timerName?: string): void; - trace(message?: any, ...optionalParams: any[]): void; - warn(message?: any, ...optionalParams: any[]): void; -} +declare var DeviceLightEvent: { + prototype: DeviceLightEvent; + new(typeArg: string, eventInitDict?: DeviceLightEventInit): DeviceLightEvent; +}; -declare var Console: { - prototype: Console; - new(): Console; +interface DeviceMotionEvent extends Event { + readonly acceleration: DeviceAcceleration | null; + readonly accelerationIncludingGravity: DeviceAcceleration | null; + readonly interval: number | null; + readonly rotationRate: DeviceRotationRate | null; + initDeviceMotionEvent(type: string, bubbles: boolean, cancelable: boolean, acceleration: DeviceAccelerationDict | null, accelerationIncludingGravity: DeviceAccelerationDict | null, rotationRate: DeviceRotationRateDict | null, interval: number | null): void; } -interface ConvolverNode extends AudioNode { - buffer: AudioBuffer | null; - normalize: boolean; -} +declare var DeviceMotionEvent: { + prototype: DeviceMotionEvent; + new(typeArg: string, eventInitDict?: DeviceMotionEventInit): DeviceMotionEvent; +}; -declare var ConvolverNode: { - prototype: ConvolverNode; - new(): ConvolverNode; +interface DeviceOrientationEvent extends Event { + readonly absolute: boolean; + readonly alpha: number | null; + readonly beta: number | null; + readonly gamma: number | null; + initDeviceOrientationEvent(type: string, bubbles: boolean, cancelable: boolean, alpha: number | null, beta: number | null, gamma: number | null, absolute: boolean): void; } -interface Coordinates { - readonly accuracy: number; - readonly altitude: number | null; - readonly altitudeAccuracy: number | null; - readonly heading: number | null; - readonly latitude: number; - readonly longitude: number; - readonly speed: number | null; -} +declare var DeviceOrientationEvent: { + prototype: DeviceOrientationEvent; + new(typeArg: string, eventInitDict?: DeviceOrientationEventInit): DeviceOrientationEvent; +}; -declare var Coordinates: { - prototype: Coordinates; - new(): Coordinates; +interface DeviceRotationRate { + readonly alpha: number | null; + readonly beta: number | null; + readonly gamma: number | null; } -interface Crypto extends Object, RandomSource { - readonly subtle: SubtleCrypto; -} - -declare var Crypto: { - prototype: Crypto; - new(): Crypto; -} - -interface CryptoKey { - readonly algorithm: KeyAlgorithm; - readonly extractable: boolean; - readonly type: string; - readonly usages: string[]; -} - -declare var CryptoKey: { - prototype: CryptoKey; - new(): CryptoKey; -} - -interface CryptoKeyPair { - privateKey: CryptoKey; - publicKey: CryptoKey; -} - -declare var CryptoKeyPair: { - prototype: CryptoKeyPair; - new(): CryptoKeyPair; -} - -interface CustomEvent extends Event { - readonly detail: any; - initCustomEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, detailArg: any): void; -} - -declare var CustomEvent: { - prototype: CustomEvent; - new(typeArg: string, eventInitDict?: CustomEventInit): CustomEvent; -} - -interface DOMError { - readonly name: string; - toString(): string; -} - -declare var DOMError: { - prototype: DOMError; - new(): DOMError; -} - -interface DOMException { - readonly code: number; - readonly message: string; - readonly name: string; - toString(): string; - readonly ABORT_ERR: number; - readonly DATA_CLONE_ERR: number; - readonly DOMSTRING_SIZE_ERR: number; - readonly HIERARCHY_REQUEST_ERR: number; - readonly INDEX_SIZE_ERR: number; - readonly INUSE_ATTRIBUTE_ERR: number; - readonly INVALID_ACCESS_ERR: number; - readonly INVALID_CHARACTER_ERR: number; - readonly INVALID_MODIFICATION_ERR: number; - readonly INVALID_NODE_TYPE_ERR: number; - readonly INVALID_STATE_ERR: number; - readonly NAMESPACE_ERR: number; - readonly NETWORK_ERR: number; - readonly NOT_FOUND_ERR: number; - readonly NOT_SUPPORTED_ERR: number; - readonly NO_DATA_ALLOWED_ERR: number; - readonly NO_MODIFICATION_ALLOWED_ERR: number; - readonly PARSE_ERR: number; - readonly QUOTA_EXCEEDED_ERR: number; - readonly SECURITY_ERR: number; - readonly SERIALIZE_ERR: number; - readonly SYNTAX_ERR: number; - readonly TIMEOUT_ERR: number; - readonly TYPE_MISMATCH_ERR: number; - readonly URL_MISMATCH_ERR: number; - readonly VALIDATION_ERR: number; - readonly WRONG_DOCUMENT_ERR: number; -} - -declare var DOMException: { - prototype: DOMException; - new(): DOMException; - readonly ABORT_ERR: number; - readonly DATA_CLONE_ERR: number; - readonly DOMSTRING_SIZE_ERR: number; - readonly HIERARCHY_REQUEST_ERR: number; - readonly INDEX_SIZE_ERR: number; - readonly INUSE_ATTRIBUTE_ERR: number; - readonly INVALID_ACCESS_ERR: number; - readonly INVALID_CHARACTER_ERR: number; - readonly INVALID_MODIFICATION_ERR: number; - readonly INVALID_NODE_TYPE_ERR: number; - readonly INVALID_STATE_ERR: number; - readonly NAMESPACE_ERR: number; - readonly NETWORK_ERR: number; - readonly NOT_FOUND_ERR: number; - readonly NOT_SUPPORTED_ERR: number; - readonly NO_DATA_ALLOWED_ERR: number; - readonly NO_MODIFICATION_ALLOWED_ERR: number; - readonly PARSE_ERR: number; - readonly QUOTA_EXCEEDED_ERR: number; - readonly SECURITY_ERR: number; - readonly SERIALIZE_ERR: number; - readonly SYNTAX_ERR: number; - readonly TIMEOUT_ERR: number; - readonly TYPE_MISMATCH_ERR: number; - readonly URL_MISMATCH_ERR: number; - readonly VALIDATION_ERR: number; - readonly WRONG_DOCUMENT_ERR: number; -} - -interface DOMImplementation { - createDocument(namespaceURI: string | null, qualifiedName: string | null, doctype: DocumentType): Document; - createDocumentType(qualifiedName: string, publicId: string | null, systemId: string | null): DocumentType; - createHTMLDocument(title: string): Document; - hasFeature(feature: string | null, version: string | null): boolean; -} - -declare var DOMImplementation: { - prototype: DOMImplementation; - new(): DOMImplementation; -} - -interface DOMParser { - parseFromString(source: string, mimeType: string): Document; -} - -declare var DOMParser: { - prototype: DOMParser; - new(): DOMParser; -} - -interface DOMSettableTokenList extends DOMTokenList { - value: string; -} - -declare var DOMSettableTokenList: { - prototype: DOMSettableTokenList; - new(): DOMSettableTokenList; -} - -interface DOMStringList { - readonly length: number; - contains(str: string): boolean; - item(index: number): string | null; - [index: number]: string; -} - -declare var DOMStringList: { - prototype: DOMStringList; - new(): DOMStringList; -} - -interface DOMStringMap { - [name: string]: string; -} - -declare var DOMStringMap: { - prototype: DOMStringMap; - new(): DOMStringMap; -} - -interface DOMTokenList { - readonly length: number; - add(...token: string[]): void; - contains(token: string): boolean; - item(index: number): string; - remove(...token: string[]): void; - toString(): string; - toggle(token: string, force?: boolean): boolean; - [index: number]: string; -} - -declare var DOMTokenList: { - prototype: DOMTokenList; - new(): DOMTokenList; -} - -interface DataCue extends TextTrackCue { - data: ArrayBuffer; - addEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var DataCue: { - prototype: DataCue; - new(): DataCue; -} - -interface DataTransfer { - dropEffect: string; - effectAllowed: string; - readonly files: FileList; - readonly items: DataTransferItemList; - readonly types: string[]; - clearData(format?: string): boolean; - getData(format: string): string; - setData(format: string, data: string): boolean; -} - -declare var DataTransfer: { - prototype: DataTransfer; - new(): DataTransfer; -} - -interface DataTransferItem { - readonly kind: string; - readonly type: string; - getAsFile(): File | null; - getAsString(_callback: FunctionStringCallback | null): void; -} - -declare var DataTransferItem: { - prototype: DataTransferItem; - new(): DataTransferItem; -} - -interface DataTransferItemList { - readonly length: number; - add(data: File): DataTransferItem | null; - clear(): void; - item(index: number): DataTransferItem; - remove(index: number): void; - [index: number]: DataTransferItem; -} - -declare var DataTransferItemList: { - prototype: DataTransferItemList; - new(): DataTransferItemList; -} - -interface DeferredPermissionRequest { - readonly id: number; - readonly type: string; - readonly uri: string; - allow(): void; - deny(): void; -} - -declare var DeferredPermissionRequest: { - prototype: DeferredPermissionRequest; - new(): DeferredPermissionRequest; -} - -interface DelayNode extends AudioNode { - readonly delayTime: AudioParam; -} - -declare var DelayNode: { - prototype: DelayNode; - new(): DelayNode; -} - -interface DeviceAcceleration { - readonly x: number | null; - readonly y: number | null; - readonly z: number | null; -} - -declare var DeviceAcceleration: { - prototype: DeviceAcceleration; - new(): DeviceAcceleration; -} - -interface DeviceLightEvent extends Event { - readonly value: number; -} - -declare var DeviceLightEvent: { - prototype: DeviceLightEvent; - new(type: string, eventInitDict?: DeviceLightEventInit): DeviceLightEvent; -} - -interface DeviceMotionEvent extends Event { - readonly acceleration: DeviceAcceleration | null; - readonly accelerationIncludingGravity: DeviceAcceleration | null; - readonly interval: number | null; - readonly rotationRate: DeviceRotationRate | null; - initDeviceMotionEvent(type: string, bubbles: boolean, cancelable: boolean, acceleration: DeviceAccelerationDict | null, accelerationIncludingGravity: DeviceAccelerationDict | null, rotationRate: DeviceRotationRateDict | null, interval: number | null): void; -} - -declare var DeviceMotionEvent: { - prototype: DeviceMotionEvent; - new(): DeviceMotionEvent; -} - -interface DeviceOrientationEvent extends Event { - readonly absolute: boolean; - readonly alpha: number | null; - readonly beta: number | null; - readonly gamma: number | null; - initDeviceOrientationEvent(type: string, bubbles: boolean, cancelable: boolean, alpha: number | null, beta: number | null, gamma: number | null, absolute: boolean): void; -} - -declare var DeviceOrientationEvent: { - prototype: DeviceOrientationEvent; - new(): DeviceOrientationEvent; -} - -interface DeviceRotationRate { - readonly alpha: number | null; - readonly beta: number | null; - readonly gamma: number | null; -} - -declare var DeviceRotationRate: { - prototype: DeviceRotationRate; - new(): DeviceRotationRate; -} +declare var DeviceRotationRate: { + prototype: DeviceRotationRate; + new(): DeviceRotationRate; +}; interface DocumentEventMap extends GlobalEventHandlersEventMap { "abort": UIEvent; @@ -6570,7 +6694,7 @@ interface DocumentEventMap extends GlobalEventHandlersEventMap { "pointerlockerror": Event; "progress": ProgressEvent; "ratechange": Event; - "readystatechange": ProgressEvent; + "readystatechange": Event; "reset": Event; "scroll": UIEvent; "seeked": Event; @@ -6595,303 +6719,291 @@ interface DocumentEventMap extends GlobalEventHandlersEventMap { interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEvent, ParentNode, DocumentOrShadowRoot { /** - * Sets or gets the URL for the current document. - */ - readonly URL: string; - /** - * Gets the URL for the document, stripped of any character encoding. - */ - readonly URLUnencoded: string; - /** - * Gets the object that has the focus when the parent document has focus. - */ + * Gets the object that has the focus when the parent document has focus. + */ readonly activeElement: Element; /** - * Sets or gets the color of all active links in the document. - */ + * Sets or gets the color of all active links in the document. + */ alinkColor: string; /** - * Returns a reference to the collection of elements contained by the object. - */ + * Returns a reference to the collection of elements contained by the object. + */ readonly all: HTMLAllCollection; /** - * Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order. - */ + * Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order. + */ anchors: HTMLCollectionOf; /** - * Retrieves a collection of all applet objects in the document. - */ + * Retrieves a collection of all applet objects in the document. + */ applets: HTMLCollectionOf; /** - * Deprecated. Sets or retrieves a value that indicates the background color behind the object. - */ + * Deprecated. Sets or retrieves a value that indicates the background color behind the object. + */ bgColor: string; /** - * Specifies the beginning and end of the document body. - */ + * Specifies the beginning and end of the document body. + */ body: HTMLElement; readonly characterSet: string; /** - * Gets or sets the character set used to encode the object. - */ + * Gets or sets the character set used to encode the object. + */ charset: string; /** - * Gets a value that indicates whether standards-compliant mode is switched on for the object. - */ + * Gets a value that indicates whether standards-compliant mode is switched on for the object. + */ readonly compatMode: string; cookie: string; - readonly currentScript: HTMLScriptElement | SVGScriptElement; - /** - * Gets the default character set from the current regional language settings. - */ - readonly defaultCharset: string; + readonly currentScript: HTMLScriptElement | SVGScriptElement | null; readonly defaultView: Window; /** - * Sets or gets a value that indicates whether the document can be edited. - */ + * Sets or gets a value that indicates whether the document can be edited. + */ designMode: string; /** - * Sets or retrieves a value that indicates the reading order of the object. - */ + * Sets or retrieves a value that indicates the reading order of the object. + */ dir: string; /** - * Gets an object representing the document type declaration associated with the current document. - */ + * Gets an object representing the document type declaration associated with the current document. + */ readonly doctype: DocumentType; /** - * Gets a reference to the root node of the document. - */ + * Gets a reference to the root node of the document. + */ documentElement: HTMLElement; /** - * Sets or gets the security domain of the document. - */ + * Sets or gets the security domain of the document. + */ domain: string; /** - * Retrieves a collection of all embed objects in the document. - */ + * Retrieves a collection of all embed objects in the document. + */ embeds: HTMLCollectionOf; /** - * Sets or gets the foreground (text) color of the document. - */ + * Sets or gets the foreground (text) color of the document. + */ fgColor: string; /** - * Retrieves a collection, in source order, of all form objects in the document. - */ + * Retrieves a collection, in source order, of all form objects in the document. + */ forms: HTMLCollectionOf; readonly fullscreenElement: Element | null; readonly fullscreenEnabled: boolean; readonly head: HTMLHeadElement; readonly hidden: boolean; /** - * Retrieves a collection, in source order, of img objects in the document. - */ + * Retrieves a collection, in source order, of img objects in the document. + */ images: HTMLCollectionOf; /** - * Gets the implementation object of the current document. - */ + * Gets the implementation object of the current document. + */ readonly implementation: DOMImplementation; /** - * Returns the character encoding used to create the webpage that is loaded into the document object. - */ + * Returns the character encoding used to create the webpage that is loaded into the document object. + */ readonly inputEncoding: string | null; /** - * Gets the date that the page was last modified, if the page supplies one. - */ + * Gets the date that the page was last modified, if the page supplies one. + */ readonly lastModified: string; /** - * Sets or gets the color of the document links. - */ + * Sets or gets the color of the document links. + */ linkColor: string; /** - * Retrieves a collection of all a objects that specify the href property and all area objects in the document. - */ + * Retrieves a collection of all a objects that specify the href property and all area objects in the document. + */ links: HTMLCollectionOf; /** - * Contains information about the current URL. - */ + * Contains information about the current URL. + */ readonly location: Location; - msCSSOMElementFloatMetrics: boolean; msCapsLockWarningOff: boolean; + msCSSOMElementFloatMetrics: boolean; /** - * Fires when the user aborts the download. - * @param ev The event. - */ + * Fires when the user aborts the download. + * @param ev The event. + */ onabort: (this: Document, ev: UIEvent) => any; /** - * Fires when the object is set as the active element. - * @param ev The event. - */ + * Fires when the object is set as the active element. + * @param ev The event. + */ onactivate: (this: Document, ev: UIEvent) => any; /** - * Fires immediately before the object is set as the active element. - * @param ev The event. - */ + * Fires immediately before the object is set as the active element. + * @param ev The event. + */ onbeforeactivate: (this: Document, ev: UIEvent) => any; /** - * Fires immediately before the activeElement is changed from the current object to another object in the parent document. - * @param ev The event. - */ + * Fires immediately before the activeElement is changed from the current object to another object in the parent document. + * @param ev The event. + */ onbeforedeactivate: (this: Document, ev: UIEvent) => any; - /** - * Fires when the object loses the input focus. - * @param ev The focus event. - */ + /** + * Fires when the object loses the input focus. + * @param ev The focus event. + */ onblur: (this: Document, ev: FocusEvent) => any; /** - * Occurs when playback is possible, but would require further buffering. - * @param ev The event. - */ + * Occurs when playback is possible, but would require further buffering. + * @param ev The event. + */ oncanplay: (this: Document, ev: Event) => any; oncanplaythrough: (this: Document, ev: Event) => any; /** - * Fires when the contents of the object or selection have changed. - * @param ev The event. - */ + * Fires when the contents of the object or selection have changed. + * @param ev The event. + */ onchange: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the left mouse button on the object - * @param ev The mouse event. - */ + * Fires when the user clicks the left mouse button on the object + * @param ev The mouse event. + */ onclick: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user clicks the right mouse button in the client area, opening the context menu. - * @param ev The mouse event. - */ + * Fires when the user clicks the right mouse button in the client area, opening the context menu. + * @param ev The mouse event. + */ oncontextmenu: (this: Document, ev: PointerEvent) => any; /** - * Fires when the user double-clicks the object. - * @param ev The mouse event. - */ + * Fires when the user double-clicks the object. + * @param ev The mouse event. + */ ondblclick: (this: Document, ev: MouseEvent) => any; /** - * Fires when the activeElement is changed from the current object to another object in the parent document. - * @param ev The UI Event - */ + * Fires when the activeElement is changed from the current object to another object in the parent document. + * @param ev The UI Event + */ ondeactivate: (this: Document, ev: UIEvent) => any; /** - * Fires on the source object continuously during a drag operation. - * @param ev The event. - */ + * Fires on the source object continuously during a drag operation. + * @param ev The event. + */ ondrag: (this: Document, ev: DragEvent) => any; /** - * Fires on the source object when the user releases the mouse at the close of a drag operation. - * @param ev The event. - */ + * Fires on the source object when the user releases the mouse at the close of a drag operation. + * @param ev The event. + */ ondragend: (this: Document, ev: DragEvent) => any; - /** - * Fires on the target element when the user drags the object to a valid drop target. - * @param ev The drag event. - */ + /** + * Fires on the target element when the user drags the object to a valid drop target. + * @param ev The drag event. + */ ondragenter: (this: Document, ev: DragEvent) => any; - /** - * Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation. - * @param ev The drag event. - */ + /** + * Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation. + * @param ev The drag event. + */ ondragleave: (this: Document, ev: DragEvent) => any; /** - * Fires on the target element continuously while the user drags the object over a valid drop target. - * @param ev The event. - */ + * Fires on the target element continuously while the user drags the object over a valid drop target. + * @param ev The event. + */ ondragover: (this: Document, ev: DragEvent) => any; /** - * Fires on the source object when the user starts to drag a text selection or selected object. - * @param ev The event. - */ + * Fires on the source object when the user starts to drag a text selection or selected object. + * @param ev The event. + */ ondragstart: (this: Document, ev: DragEvent) => any; ondrop: (this: Document, ev: DragEvent) => any; /** - * Occurs when the duration attribute is updated. - * @param ev The event. - */ + * Occurs when the duration attribute is updated. + * @param ev The event. + */ ondurationchange: (this: Document, ev: Event) => any; /** - * Occurs when the media element is reset to its initial state. - * @param ev The event. - */ + * Occurs when the media element is reset to its initial state. + * @param ev The event. + */ onemptied: (this: Document, ev: Event) => any; /** - * Occurs when the end of playback is reached. - * @param ev The event - */ + * Occurs when the end of playback is reached. + * @param ev The event + */ onended: (this: Document, ev: MediaStreamErrorEvent) => any; /** - * Fires when an error occurs during object loading. - * @param ev The event. - */ + * Fires when an error occurs during object loading. + * @param ev The event. + */ onerror: (this: Document, ev: ErrorEvent) => any; /** - * Fires when the object receives focus. - * @param ev The event. - */ + * Fires when the object receives focus. + * @param ev The event. + */ onfocus: (this: Document, ev: FocusEvent) => any; onfullscreenchange: (this: Document, ev: Event) => any; onfullscreenerror: (this: Document, ev: Event) => any; oninput: (this: Document, ev: Event) => any; oninvalid: (this: Document, ev: Event) => any; /** - * Fires when the user presses a key. - * @param ev The keyboard event - */ + * Fires when the user presses a key. + * @param ev The keyboard event + */ onkeydown: (this: Document, ev: KeyboardEvent) => any; /** - * Fires when the user presses an alphanumeric key. - * @param ev The event. - */ + * Fires when the user presses an alphanumeric key. + * @param ev The event. + */ onkeypress: (this: Document, ev: KeyboardEvent) => any; /** - * Fires when the user releases a key. - * @param ev The keyboard event - */ + * Fires when the user releases a key. + * @param ev The keyboard event + */ onkeyup: (this: Document, ev: KeyboardEvent) => any; /** - * Fires immediately after the browser loads the object. - * @param ev The event. - */ + * Fires immediately after the browser loads the object. + * @param ev The event. + */ onload: (this: Document, ev: Event) => any; /** - * Occurs when media data is loaded at the current playback position. - * @param ev The event. - */ + * Occurs when media data is loaded at the current playback position. + * @param ev The event. + */ onloadeddata: (this: Document, ev: Event) => any; /** - * Occurs when the duration and dimensions of the media have been determined. - * @param ev The event. - */ + * Occurs when the duration and dimensions of the media have been determined. + * @param ev The event. + */ onloadedmetadata: (this: Document, ev: Event) => any; /** - * Occurs when Internet Explorer begins looking for media data. - * @param ev The event. - */ + * Occurs when Internet Explorer begins looking for media data. + * @param ev The event. + */ onloadstart: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the object with either mouse button. - * @param ev The mouse event. - */ + * Fires when the user clicks the object with either mouse button. + * @param ev The mouse event. + */ onmousedown: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse over the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse over the object. + * @param ev The mouse event. + */ onmousemove: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse pointer outside the boundaries of the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse pointer outside the boundaries of the object. + * @param ev The mouse event. + */ onmouseout: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse pointer into the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse pointer into the object. + * @param ev The mouse event. + */ onmouseover: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user releases a mouse button while the mouse is over the object. - * @param ev The mouse event. - */ + * Fires when the user releases a mouse button while the mouse is over the object. + * @param ev The mouse event. + */ onmouseup: (this: Document, ev: MouseEvent) => any; /** - * Fires when the wheel button is rotated. - * @param ev The mouse event - */ + * Fires when the wheel button is rotated. + * @param ev The mouse event + */ onmousewheel: (this: Document, ev: WheelEvent) => any; onmscontentzoom: (this: Document, ev: UIEvent) => any; onmsgesturechange: (this: Document, ev: MSGestureEvent) => any; @@ -6911,146 +7023,154 @@ interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEven onmspointerover: (this: Document, ev: MSPointerEvent) => any; onmspointerup: (this: Document, ev: MSPointerEvent) => any; /** - * Occurs when an item is removed from a Jump List of a webpage running in Site Mode. - * @param ev The event. - */ + * Occurs when an item is removed from a Jump List of a webpage running in Site Mode. + * @param ev The event. + */ onmssitemodejumplistitemremoved: (this: Document, ev: MSSiteModeEvent) => any; /** - * Occurs when a user clicks a button in a Thumbnail Toolbar of a webpage running in Site Mode. - * @param ev The event. - */ + * Occurs when a user clicks a button in a Thumbnail Toolbar of a webpage running in Site Mode. + * @param ev The event. + */ onmsthumbnailclick: (this: Document, ev: MSSiteModeEvent) => any; /** - * Occurs when playback is paused. - * @param ev The event. - */ + * Occurs when playback is paused. + * @param ev The event. + */ onpause: (this: Document, ev: Event) => any; /** - * Occurs when the play method is requested. - * @param ev The event. - */ + * Occurs when the play method is requested. + * @param ev The event. + */ onplay: (this: Document, ev: Event) => any; /** - * Occurs when the audio or video has started playing. - * @param ev The event. - */ + * Occurs when the audio or video has started playing. + * @param ev The event. + */ onplaying: (this: Document, ev: Event) => any; onpointerlockchange: (this: Document, ev: Event) => any; onpointerlockerror: (this: Document, ev: Event) => any; /** - * Occurs to indicate progress while downloading media data. - * @param ev The event. - */ + * Occurs to indicate progress while downloading media data. + * @param ev The event. + */ onprogress: (this: Document, ev: ProgressEvent) => any; /** - * Occurs when the playback rate is increased or decreased. - * @param ev The event. - */ + * Occurs when the playback rate is increased or decreased. + * @param ev The event. + */ onratechange: (this: Document, ev: Event) => any; /** - * Fires when the state of the object has changed. - * @param ev The event - */ - onreadystatechange: (this: Document, ev: ProgressEvent) => any; + * Fires when the state of the object has changed. + * @param ev The event + */ + onreadystatechange: (this: Document, ev: Event) => any; /** - * Fires when the user resets a form. - * @param ev The event. - */ + * Fires when the user resets a form. + * @param ev The event. + */ onreset: (this: Document, ev: Event) => any; /** - * Fires when the user repositions the scroll box in the scroll bar on the object. - * @param ev The event. - */ + * Fires when the user repositions the scroll box in the scroll bar on the object. + * @param ev The event. + */ onscroll: (this: Document, ev: UIEvent) => any; /** - * Occurs when the seek operation ends. - * @param ev The event. - */ + * Occurs when the seek operation ends. + * @param ev The event. + */ onseeked: (this: Document, ev: Event) => any; /** - * Occurs when the current playback position is moved. - * @param ev The event. - */ + * Occurs when the current playback position is moved. + * @param ev The event. + */ onseeking: (this: Document, ev: Event) => any; /** - * Fires when the current selection changes. - * @param ev The event. - */ + * Fires when the current selection changes. + * @param ev The event. + */ onselect: (this: Document, ev: UIEvent) => any; /** - * Fires when the selection state of a document changes. - * @param ev The event. - */ + * Fires when the selection state of a document changes. + * @param ev The event. + */ onselectionchange: (this: Document, ev: Event) => any; onselectstart: (this: Document, ev: Event) => any; /** - * Occurs when the download has stopped. - * @param ev The event. - */ + * Occurs when the download has stopped. + * @param ev The event. + */ onstalled: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the Stop button or leaves the Web page. - * @param ev The event. - */ + * Fires when the user clicks the Stop button or leaves the Web page. + * @param ev The event. + */ onstop: (this: Document, ev: Event) => any; onsubmit: (this: Document, ev: Event) => any; /** - * Occurs if the load operation has been intentionally halted. - * @param ev The event. - */ + * Occurs if the load operation has been intentionally halted. + * @param ev The event. + */ onsuspend: (this: Document, ev: Event) => any; /** - * Occurs to indicate the current playback position. - * @param ev The event. - */ + * Occurs to indicate the current playback position. + * @param ev The event. + */ ontimeupdate: (this: Document, ev: Event) => any; ontouchcancel: (ev: TouchEvent) => any; ontouchend: (ev: TouchEvent) => any; ontouchmove: (ev: TouchEvent) => any; ontouchstart: (ev: TouchEvent) => any; /** - * Occurs when the volume is changed, or playback is muted or unmuted. - * @param ev The event. - */ + * Occurs when the volume is changed, or playback is muted or unmuted. + * @param ev The event. + */ onvolumechange: (this: Document, ev: Event) => any; /** - * Occurs when playback stops because the next frame of a video resource is not available. - * @param ev The event. - */ + * Occurs when playback stops because the next frame of a video resource is not available. + * @param ev The event. + */ onwaiting: (this: Document, ev: Event) => any; onwebkitfullscreenchange: (this: Document, ev: Event) => any; onwebkitfullscreenerror: (this: Document, ev: Event) => any; plugins: HTMLCollectionOf; readonly pointerLockElement: Element; /** - * Retrieves a value that indicates the current state of the object. - */ + * Retrieves a value that indicates the current state of the object. + */ readonly readyState: string; /** - * Gets the URL of the location that referred the user to the current page. - */ + * Gets the URL of the location that referred the user to the current page. + */ readonly referrer: string; /** - * Gets the root svg element in the document hierarchy. - */ + * Gets the root svg element in the document hierarchy. + */ readonly rootElement: SVGSVGElement; /** - * Retrieves a collection of all script objects in the document. - */ + * Retrieves a collection of all script objects in the document. + */ scripts: HTMLCollectionOf; readonly scrollingElement: Element | null; /** - * Retrieves a collection of styleSheet objects representing the style sheets that correspond to each instance of a link or style object in the document. - */ + * Retrieves a collection of styleSheet objects representing the style sheets that correspond to each instance of a link or style object in the document. + */ readonly styleSheets: StyleSheetList; /** - * Contains the title of the document. - */ + * Contains the title of the document. + */ title: string; - readonly visibilityState: string; - /** - * Sets or gets the color of the links that the user has visited. - */ + /** + * Sets or gets the URL for the current document. + */ + readonly URL: string; + /** + * Gets the URL for the document, stripped of any character encoding. + */ + readonly URLUnencoded: string; + readonly visibilityState: VisibilityState; + /** + * Sets or gets the color of the links that the user has visited. + */ vlinkColor: string; readonly webkitCurrentFullScreenElement: Element | null; readonly webkitFullscreenElement: Element | null; @@ -7059,275 +7179,421 @@ interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEven readonly xmlEncoding: string | null; xmlStandalone: boolean; /** - * Gets or sets the version attribute specified in the declaration of an XML document. - */ + * Gets or sets the version attribute specified in the declaration of an XML document. + */ xmlVersion: string | null; - adoptNode(source: Node): Node; + adoptNode(source: T): T; captureEvents(): void; caretRangeFromPoint(x: number, y: number): Range; clear(): void; /** - * Closes an output stream and forces the sent data to display. - */ + * Closes an output stream and forces the sent data to display. + */ close(): void; /** - * Creates an attribute object with a specified name. - * @param name String that sets the attribute object's name. - */ + * Creates an attribute object with a specified name. + * @param name String that sets the attribute object's name. + */ createAttribute(name: string): Attr; createAttributeNS(namespaceURI: string | null, qualifiedName: string): Attr; createCDATASection(data: string): CDATASection; /** - * Creates a comment object with the specified data. - * @param data Sets the comment object's data. - */ + * Creates a comment object with the specified data. + * @param data Sets the comment object's data. + */ createComment(data: string): Comment; /** - * Creates a new document. - */ + * Creates a new document. + */ createDocumentFragment(): DocumentFragment; /** - * Creates an instance of the element for the specified tag. - * @param tagName The name of an element. - */ + * Creates an instance of the element for the specified tag. + * @param tagName The name of an element. + */ createElement(tagName: K): HTMLElementTagNameMap[K]; createElement(tagName: string): HTMLElement; - createElementNS(namespaceURI: "http://www.w3.org/1999/xhtml", qualifiedName: string): HTMLElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "a"): SVGAElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "circle"): SVGCircleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "clipPath"): SVGClipPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "componentTransferFunction"): SVGComponentTransferFunctionElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "defs"): SVGDefsElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "desc"): SVGDescElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "ellipse"): SVGEllipseElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feBlend"): SVGFEBlendElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feColorMatrix"): SVGFEColorMatrixElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComponentTransfer"): SVGFEComponentTransferElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComposite"): SVGFECompositeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feConvolveMatrix"): SVGFEConvolveMatrixElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDiffuseLighting"): SVGFEDiffuseLightingElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDisplacementMap"): SVGFEDisplacementMapElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDistantLight"): SVGFEDistantLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFlood"): SVGFEFloodElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncA"): SVGFEFuncAElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncB"): SVGFEFuncBElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncG"): SVGFEFuncGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncR"): SVGFEFuncRElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feGaussianBlur"): SVGFEGaussianBlurElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feImage"): SVGFEImageElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMerge"): SVGFEMergeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMergeNode"): SVGFEMergeNodeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMorphology"): SVGFEMorphologyElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feOffset"): SVGFEOffsetElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "fePointLight"): SVGFEPointLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpecularLighting"): SVGFESpecularLightingElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpotLight"): SVGFESpotLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTile"): SVGFETileElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTurbulence"): SVGFETurbulenceElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "filter"): SVGFilterElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "foreignObject"): SVGForeignObjectElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "g"): SVGGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "image"): SVGImageElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "gradient"): SVGGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "line"): SVGLineElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "linearGradient"): SVGLinearGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "marker"): SVGMarkerElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "mask"): SVGMaskElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "path"): SVGPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "metadata"): SVGMetadataElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "pattern"): SVGPatternElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polygon"): SVGPolygonElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polyline"): SVGPolylineElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "radialGradient"): SVGRadialGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "rect"): SVGRectElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "svg"): SVGSVGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "script"): SVGScriptElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "stop"): SVGStopElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "style"): SVGStyleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "switch"): SVGSwitchElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "symbol"): SVGSymbolElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "tspan"): SVGTSpanElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textContent"): SVGTextContentElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "text"): SVGTextElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPath"): SVGTextPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPositioning"): SVGTextPositioningElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "title"): SVGTitleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "use"): SVGUseElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "view"): SVGViewElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: string): SVGElement + createElementNS(namespaceURI: "http://www.w3.org/1999/xhtml", qualifiedName: string): HTMLElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "a"): SVGAElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "circle"): SVGCircleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "clipPath"): SVGClipPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "componentTransferFunction"): SVGComponentTransferFunctionElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "defs"): SVGDefsElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "desc"): SVGDescElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "ellipse"): SVGEllipseElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feBlend"): SVGFEBlendElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feColorMatrix"): SVGFEColorMatrixElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComponentTransfer"): SVGFEComponentTransferElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComposite"): SVGFECompositeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feConvolveMatrix"): SVGFEConvolveMatrixElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDiffuseLighting"): SVGFEDiffuseLightingElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDisplacementMap"): SVGFEDisplacementMapElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDistantLight"): SVGFEDistantLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFlood"): SVGFEFloodElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncA"): SVGFEFuncAElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncB"): SVGFEFuncBElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncG"): SVGFEFuncGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncR"): SVGFEFuncRElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feGaussianBlur"): SVGFEGaussianBlurElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feImage"): SVGFEImageElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMerge"): SVGFEMergeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMergeNode"): SVGFEMergeNodeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMorphology"): SVGFEMorphologyElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feOffset"): SVGFEOffsetElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "fePointLight"): SVGFEPointLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpecularLighting"): SVGFESpecularLightingElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpotLight"): SVGFESpotLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTile"): SVGFETileElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTurbulence"): SVGFETurbulenceElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "filter"): SVGFilterElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "foreignObject"): SVGForeignObjectElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "g"): SVGGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "image"): SVGImageElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "gradient"): SVGGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "line"): SVGLineElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "linearGradient"): SVGLinearGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "marker"): SVGMarkerElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "mask"): SVGMaskElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "path"): SVGPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "metadata"): SVGMetadataElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "pattern"): SVGPatternElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polygon"): SVGPolygonElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polyline"): SVGPolylineElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "radialGradient"): SVGRadialGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "rect"): SVGRectElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "svg"): SVGSVGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "script"): SVGScriptElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "stop"): SVGStopElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "style"): SVGStyleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "switch"): SVGSwitchElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "symbol"): SVGSymbolElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "tspan"): SVGTSpanElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textContent"): SVGTextContentElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "text"): SVGTextElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPath"): SVGTextPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPositioning"): SVGTextPositioningElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "title"): SVGTitleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "use"): SVGUseElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "view"): SVGViewElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: string): SVGElement; createElementNS(namespaceURI: string | null, qualifiedName: string): Element; createExpression(expression: string, resolver: XPathNSResolver): XPathExpression; - createNSResolver(nodeResolver: Node): XPathNSResolver; /** - * Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document. - * @param root The root element or node to start traversing on. - * @param whatToShow The type of nodes or elements to appear in the node list - * @param filter A custom NodeFilter function to use. For more information, see filter. Use null for no filter. - * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. - */ + * Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document. + * @param root The root element or node to start traversing on. + * @param whatToShow The type of nodes or elements to appear in the node list + * @param filter A custom NodeFilter function to use. For more information, see filter. Use null for no filter. + * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. + */ createNodeIterator(root: Node, whatToShow?: number, filter?: NodeFilter, entityReferenceExpansion?: boolean): NodeIterator; + createNSResolver(nodeResolver: Node): XPathNSResolver; createProcessingInstruction(target: string, data: string): ProcessingInstruction; /** - * Returns an empty range object that has both of its boundary points positioned at the beginning of the document. - */ + * Returns an empty range object that has both of its boundary points positioned at the beginning of the document. + */ createRange(): Range; /** - * Creates a text string from the specified value. - * @param data String that specifies the nodeValue property of the text node. - */ + * Creates a text string from the specified value. + * @param data String that specifies the nodeValue property of the text node. + */ createTextNode(data: string): Text; createTouch(view: Window, target: EventTarget, identifier: number, pageX: number, pageY: number, screenX: number, screenY: number): Touch; createTouchList(...touches: Touch[]): TouchList; /** - * Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document. - * @param root The root element or node to start traversing on. - * @param whatToShow The type of nodes or elements to appear in the node list. For more information, see whatToShow. - * @param filter A custom NodeFilter function to use. - * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. - */ + * Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document. + * @param root The root element or node to start traversing on. + * @param whatToShow The type of nodes or elements to appear in the node list. For more information, see whatToShow. + * @param filter A custom NodeFilter function to use. + * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. + */ createTreeWalker(root: Node, whatToShow?: number, filter?: NodeFilter, entityReferenceExpansion?: boolean): TreeWalker; /** - * Returns the element for the specified x coordinate and the specified y coordinate. - * @param x The x-offset - * @param y The y-offset - */ + * Returns the element for the specified x coordinate and the specified y coordinate. + * @param x The x-offset + * @param y The y-offset + */ elementFromPoint(x: number, y: number): Element; evaluate(expression: string, contextNode: Node, resolver: XPathNSResolver | null, type: number, result: XPathResult | null): XPathResult; /** - * Executes a command on the current document, current selection, or the given range. - * @param commandId String that specifies the command to execute. This command can be any of the command identifiers that can be executed in script. - * @param showUI Display the user interface, defaults to false. - * @param value Value to assign. - */ + * Executes a command on the current document, current selection, or the given range. + * @param commandId String that specifies the command to execute. This command can be any of the command identifiers that can be executed in script. + * @param showUI Display the user interface, defaults to false. + * @param value Value to assign. + */ execCommand(commandId: string, showUI?: boolean, value?: any): boolean; /** - * Displays help information for the given command identifier. - * @param commandId Displays help information for the given command identifier. - */ + * Displays help information for the given command identifier. + * @param commandId Displays help information for the given command identifier. + */ execCommandShowHelp(commandId: string): boolean; exitFullscreen(): void; exitPointerLock(): void; /** - * Causes the element to receive the focus and executes the code specified by the onfocus event. - */ + * Causes the element to receive the focus and executes the code specified by the onfocus event. + */ focus(): void; /** - * Returns a reference to the first object with the specified value of the ID or NAME attribute. - * @param elementId String that specifies the ID value. Case-insensitive. - */ + * Returns a reference to the first object with the specified value of the ID or NAME attribute. + * @param elementId String that specifies the ID value. Case-insensitive. + */ getElementById(elementId: string): HTMLElement | null; getElementsByClassName(classNames: string): HTMLCollectionOf; /** - * Gets a collection of objects based on the value of the NAME or ID attribute. - * @param elementName Gets a collection of objects based on the value of the NAME or ID attribute. - */ + * Gets a collection of objects based on the value of the NAME or ID attribute. + * @param elementName Gets a collection of objects based on the value of the NAME or ID attribute. + */ getElementsByName(elementName: string): NodeListOf; /** - * Retrieves a collection of objects based on the specified element name. - * @param name Specifies the name of an element. - */ + * Retrieves a collection of objects based on the specified element name. + * @param name Specifies the name of an element. + */ getElementsByTagName(tagname: K): ElementListTagNameMap[K]; getElementsByTagName(tagname: string): NodeListOf; getElementsByTagNameNS(namespaceURI: "http://www.w3.org/1999/xhtml", localName: string): HTMLCollectionOf; getElementsByTagNameNS(namespaceURI: "http://www.w3.org/2000/svg", localName: string): HTMLCollectionOf; getElementsByTagNameNS(namespaceURI: string, localName: string): HTMLCollectionOf; /** - * Returns an object representing the current selection of the document that is loaded into the object displaying a webpage. - */ + * Returns an object representing the current selection of the document that is loaded into the object displaying a webpage. + */ getSelection(): Selection; /** - * Gets a value indicating whether the object currently has focus. - */ + * Gets a value indicating whether the object currently has focus. + */ hasFocus(): boolean; - importNode(importedNode: Node, deep: boolean): Node; + importNode(importedNode: T, deep: boolean): T; msElementsFromPoint(x: number, y: number): NodeListOf; msElementsFromRect(left: number, top: number, width: number, height: number): NodeListOf; /** - * Opens a new window and loads a document specified by a given URL. Also, opens a new window that uses the url parameter and the name parameter to collect the output of the write method and the writeln method. - * @param url Specifies a MIME type for the document. - * @param name Specifies the name of the window. This name is used as the value for the TARGET attribute on a form or an anchor element. - * @param features Contains a list of items separated by commas. Each item consists of an option and a value, separated by an equals sign (for example, "fullscreen=yes, toolbar=yes"). The following values are supported. - * @param replace Specifies whether the existing entry for the document is replaced in the history list. - */ + * Opens a new window and loads a document specified by a given URL. Also, opens a new window that uses the url parameter and the name parameter to collect the output of the write method and the writeln method. + * @param url Specifies a MIME type for the document. + * @param name Specifies the name of the window. This name is used as the value for the TARGET attribute on a form or an anchor element. + * @param features Contains a list of items separated by commas. Each item consists of an option and a value, separated by an equals sign (for example, "fullscreen=yes, toolbar=yes"). The following values are supported. + * @param replace Specifies whether the existing entry for the document is replaced in the history list. + */ open(url?: string, name?: string, features?: string, replace?: boolean): Document; - /** - * Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document. - * @param commandId Specifies a command identifier. - */ + /** + * Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document. + * @param commandId Specifies a command identifier. + */ queryCommandEnabled(commandId: string): boolean; /** - * Returns a Boolean value that indicates whether the specified command is in the indeterminate state. - * @param commandId String that specifies a command identifier. - */ + * Returns a Boolean value that indicates whether the specified command is in the indeterminate state. + * @param commandId String that specifies a command identifier. + */ queryCommandIndeterm(commandId: string): boolean; /** - * Returns a Boolean value that indicates the current state of the command. - * @param commandId String that specifies a command identifier. - */ + * Returns a Boolean value that indicates the current state of the command. + * @param commandId String that specifies a command identifier. + */ queryCommandState(commandId: string): boolean; /** - * Returns a Boolean value that indicates whether the current command is supported on the current range. - * @param commandId Specifies a command identifier. - */ + * Returns a Boolean value that indicates whether the current command is supported on the current range. + * @param commandId Specifies a command identifier. + */ queryCommandSupported(commandId: string): boolean; /** - * Retrieves the string associated with a command. - * @param commandId String that contains the identifier of a command. This can be any command identifier given in the list of Command Identifiers. - */ + * Retrieves the string associated with a command. + * @param commandId String that contains the identifier of a command. This can be any command identifier given in the list of Command Identifiers. + */ queryCommandText(commandId: string): string; /** - * Returns the current value of the document, range, or current selection for the given command. - * @param commandId String that specifies a command identifier. - */ + * Returns the current value of the document, range, or current selection for the given command. + * @param commandId String that specifies a command identifier. + */ queryCommandValue(commandId: string): string; releaseEvents(): void; /** - * Allows updating the print settings for the page. - */ + * Allows updating the print settings for the page. + */ updateSettings(): void; webkitCancelFullScreen(): void; webkitExitFullscreen(): void; /** - * Writes one or more HTML expressions to a document in the specified window. - * @param content Specifies the text and HTML tags to write. - */ + * Writes one or more HTML expressions to a document in the specified window. + * @param content Specifies the text and HTML tags to write. + */ write(...content: string[]): void; /** - * Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window. - * @param content The text and HTML tags to write. - */ + * Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window. + * @param content The text and HTML tags to write. + */ writeln(...content: string[]): void; addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var Document: { + prototype: Document; + new(): Document; +}; + +interface DocumentFragment extends Node, NodeSelector, ParentNode { + getElementById(elementId: string): HTMLElement | null; +} + +declare var DocumentFragment: { + prototype: DocumentFragment; + new(): DocumentFragment; +}; + +interface DocumentType extends Node, ChildNode { + readonly entities: NamedNodeMap; + readonly internalSubset: string | null; + readonly name: string; + readonly notations: NamedNodeMap; + readonly publicId: string; + readonly systemId: string; +} + +declare var DocumentType: { + prototype: DocumentType; + new(): DocumentType; +}; + +interface DOMError { + readonly name: string; + toString(): string; +} + +declare var DOMError: { + prototype: DOMError; + new(): DOMError; +}; + +interface DOMException { + readonly code: number; + readonly message: string; + readonly name: string; + toString(): string; + readonly ABORT_ERR: number; + readonly DATA_CLONE_ERR: number; + readonly DOMSTRING_SIZE_ERR: number; + readonly HIERARCHY_REQUEST_ERR: number; + readonly INDEX_SIZE_ERR: number; + readonly INUSE_ATTRIBUTE_ERR: number; + readonly INVALID_ACCESS_ERR: number; + readonly INVALID_CHARACTER_ERR: number; + readonly INVALID_MODIFICATION_ERR: number; + readonly INVALID_NODE_TYPE_ERR: number; + readonly INVALID_STATE_ERR: number; + readonly NAMESPACE_ERR: number; + readonly NETWORK_ERR: number; + readonly NO_DATA_ALLOWED_ERR: number; + readonly NO_MODIFICATION_ALLOWED_ERR: number; + readonly NOT_FOUND_ERR: number; + readonly NOT_SUPPORTED_ERR: number; + readonly PARSE_ERR: number; + readonly QUOTA_EXCEEDED_ERR: number; + readonly SECURITY_ERR: number; + readonly SERIALIZE_ERR: number; + readonly SYNTAX_ERR: number; + readonly TIMEOUT_ERR: number; + readonly TYPE_MISMATCH_ERR: number; + readonly URL_MISMATCH_ERR: number; + readonly VALIDATION_ERR: number; + readonly WRONG_DOCUMENT_ERR: number; } -declare var Document: { - prototype: Document; - new(): Document; +declare var DOMException: { + prototype: DOMException; + new(message?: string, name?: string): DOMException; + readonly ABORT_ERR: number; + readonly DATA_CLONE_ERR: number; + readonly DOMSTRING_SIZE_ERR: number; + readonly HIERARCHY_REQUEST_ERR: number; + readonly INDEX_SIZE_ERR: number; + readonly INUSE_ATTRIBUTE_ERR: number; + readonly INVALID_ACCESS_ERR: number; + readonly INVALID_CHARACTER_ERR: number; + readonly INVALID_MODIFICATION_ERR: number; + readonly INVALID_NODE_TYPE_ERR: number; + readonly INVALID_STATE_ERR: number; + readonly NAMESPACE_ERR: number; + readonly NETWORK_ERR: number; + readonly NO_DATA_ALLOWED_ERR: number; + readonly NO_MODIFICATION_ALLOWED_ERR: number; + readonly NOT_FOUND_ERR: number; + readonly NOT_SUPPORTED_ERR: number; + readonly PARSE_ERR: number; + readonly QUOTA_EXCEEDED_ERR: number; + readonly SECURITY_ERR: number; + readonly SERIALIZE_ERR: number; + readonly SYNTAX_ERR: number; + readonly TIMEOUT_ERR: number; + readonly TYPE_MISMATCH_ERR: number; + readonly URL_MISMATCH_ERR: number; + readonly VALIDATION_ERR: number; + readonly WRONG_DOCUMENT_ERR: number; +}; + +interface DOMImplementation { + createDocument(namespaceURI: string | null, qualifiedName: string | null, doctype: DocumentType | null): Document; + createDocumentType(qualifiedName: string, publicId: string, systemId: string): DocumentType; + createHTMLDocument(title: string): Document; + hasFeature(feature: string | null, version: string | null): boolean; } -interface DocumentFragment extends Node, NodeSelector, ParentNode { +declare var DOMImplementation: { + prototype: DOMImplementation; + new(): DOMImplementation; +}; + +interface DOMParser { + parseFromString(source: string, mimeType: string): Document; } -declare var DocumentFragment: { - prototype: DocumentFragment; - new(): DocumentFragment; +declare var DOMParser: { + prototype: DOMParser; + new(): DOMParser; +}; + +interface DOMSettableTokenList extends DOMTokenList { + value: string; } -interface DocumentType extends Node, ChildNode { - readonly entities: NamedNodeMap; - readonly internalSubset: string | null; - readonly name: string; - readonly notations: NamedNodeMap; - readonly publicId: string | null; - readonly systemId: string | null; +declare var DOMSettableTokenList: { + prototype: DOMSettableTokenList; + new(): DOMSettableTokenList; +}; + +interface DOMStringList { + readonly length: number; + contains(str: string): boolean; + item(index: number): string | null; + [index: number]: string; } -declare var DocumentType: { - prototype: DocumentType; - new(): DocumentType; +declare var DOMStringList: { + prototype: DOMStringList; + new(): DOMStringList; +}; + +interface DOMStringMap { + [name: string]: string | undefined; } +declare var DOMStringMap: { + prototype: DOMStringMap; + new(): DOMStringMap; +}; + +interface DOMTokenList { + readonly length: number; + add(...token: string[]): void; + contains(token: string): boolean; + item(index: number): string; + remove(...token: string[]): void; + toggle(token: string, force?: boolean): boolean; + toString(): string; + [index: number]: string; +} + +declare var DOMTokenList: { + prototype: DOMTokenList; + new(): DOMTokenList; +}; + interface DragEvent extends MouseEvent { readonly dataTransfer: DataTransfer; initDragEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, dataTransferArg: DataTransfer): void; @@ -7336,14 +7602,14 @@ interface DragEvent extends MouseEvent { declare var DragEvent: { prototype: DragEvent; - new(): DragEvent; -} + new(type: "drag" | "dragend" | "dragenter" | "dragexit" | "dragleave" | "dragover" | "dragstart" | "drop", dragEventInit?: { dataTransfer?: DataTransfer }): DragEvent; +}; interface DynamicsCompressorNode extends AudioNode { readonly attack: AudioParam; readonly knee: AudioParam; readonly ratio: AudioParam; - readonly reduction: AudioParam; + readonly reduction: number; readonly release: AudioParam; readonly threshold: AudioParam; } @@ -7351,31 +7617,11 @@ interface DynamicsCompressorNode extends AudioNode { declare var DynamicsCompressorNode: { prototype: DynamicsCompressorNode; new(): DynamicsCompressorNode; -} - -interface EXT_frag_depth { -} - -declare var EXT_frag_depth: { - prototype: EXT_frag_depth; - new(): EXT_frag_depth; -} - -interface EXT_texture_filter_anisotropic { - readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; - readonly TEXTURE_MAX_ANISOTROPY_EXT: number; -} - -declare var EXT_texture_filter_anisotropic: { - prototype: EXT_texture_filter_anisotropic; - new(): EXT_texture_filter_anisotropic; - readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; - readonly TEXTURE_MAX_ANISOTROPY_EXT: number; -} +}; interface ElementEventMap extends GlobalEventHandlersEventMap { - "ariarequest": AriaRequestEvent; - "command": CommandEvent; + "ariarequest": Event; + "command": Event; "gotpointercapture": PointerEvent; "lostpointercapture": PointerEvent; "MSGestureChange": MSGestureEvent; @@ -7411,10 +7657,11 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec readonly clientTop: number; readonly clientWidth: number; id: string; + innerHTML: string; msContentZoomFactor: number; readonly msRegionOverflow: string; - onariarequest: (this: Element, ev: AriaRequestEvent) => any; - oncommand: (this: Element, ev: CommandEvent) => any; + onariarequest: (this: Element, ev: Event) => any; + oncommand: (this: Element, ev: Event) => any; ongotpointercapture: (this: Element, ev: PointerEvent) => any; onlostpointercapture: (this: Element, ev: PointerEvent) => any; onmsgesturechange: (this: Element, ev: MSGestureEvent) => any; @@ -7440,20 +7687,20 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec ontouchstart: (ev: TouchEvent) => any; onwebkitfullscreenchange: (this: Element, ev: Event) => any; onwebkitfullscreenerror: (this: Element, ev: Event) => any; + outerHTML: string; readonly prefix: string | null; readonly scrollHeight: number; scrollLeft: number; scrollTop: number; readonly scrollWidth: number; readonly tagName: string; - innerHTML: string; readonly assignedSlot: HTMLSlotElement | null; slot: string; readonly shadowRoot: ShadowRoot | null; getAttribute(name: string): string | null; - getAttributeNS(namespaceURI: string, localName: string): string; getAttributeNode(name: string): Attr; getAttributeNodeNS(namespaceURI: string, localName: string): Attr; + getAttributeNS(namespaceURI: string, localName: string): string; getBoundingClientRect(): ClientRect; getClientRects(): ClientRectList; getElementsByTagName(name: K): ElementListTagNameMap[K]; @@ -7470,19 +7717,19 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec msSetPointerCapture(pointerId: number): void; msZoomTo(args: MsZoomToOptions): void; releasePointerCapture(pointerId: number): void; - removeAttribute(name?: string): void; - removeAttributeNS(namespaceURI: string, localName: string): void; + removeAttribute(qualifiedName: string): void; removeAttributeNode(oldAttr: Attr): Attr; + removeAttributeNS(namespaceURI: string, localName: string): void; requestFullscreen(): void; requestPointerLock(): void; setAttribute(name: string, value: string): void; - setAttributeNS(namespaceURI: string, qualifiedName: string, value: string): void; setAttributeNode(newAttr: Attr): Attr; setAttributeNodeNS(newAttr: Attr): Attr; + setAttributeNS(namespaceURI: string, qualifiedName: string, value: string): void; setPointerCapture(pointerId: number): void; webkitMatchesSelector(selectors: string): boolean; - webkitRequestFullScreen(): void; webkitRequestFullscreen(): void; + webkitRequestFullScreen(): void; getElementsByClassName(classNames: string): NodeListOf; matches(selector: string): boolean; closest(selector: string): Element | null; @@ -7493,18 +7740,20 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec scrollTo(x: number, y: number): void; scrollBy(options?: ScrollToOptions): void; scrollBy(x: number, y: number): void; - insertAdjacentElement(position: string, insertedElement: Element): Element | null; - insertAdjacentHTML(where: string, html: string): void; - insertAdjacentText(where: string, text: string): void; + insertAdjacentElement(position: InsertPosition, insertedElement: Element): Element | null; + insertAdjacentHTML(where: InsertPosition, html: string): void; + insertAdjacentText(where: InsertPosition, text: string): void; attachShadow(shadowRootInitDict: ShadowRootInit): ShadowRoot; addEventListener(type: K, listener: (this: Element, ev: ElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Element, ev: ElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Element: { prototype: Element; new(): Element; -} +}; interface ErrorEvent extends Event { readonly colno: number; @@ -7517,13 +7766,13 @@ interface ErrorEvent extends Event { declare var ErrorEvent: { prototype: ErrorEvent; - new(): ErrorEvent; -} + new(type: string, errorEventInitDict?: ErrorEventInit): ErrorEvent; +}; interface Event { readonly bubbles: boolean; - cancelBubble: boolean; readonly cancelable: boolean; + cancelBubble: boolean; readonly currentTarget: EventTarget; readonly defaultPrevented: boolean; readonly eventPhase: number; @@ -7546,30 +7795,65 @@ interface Event { declare var Event: { prototype: Event; - new(type: string, eventInitDict?: EventInit): Event; + new(typeArg: string, eventInitDict?: EventInit): Event; readonly AT_TARGET: number; readonly BUBBLING_PHASE: number; readonly CAPTURING_PHASE: number; -} +}; interface EventTarget { - addEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; + addEventListener(type: string, listener?: EventListenerOrEventListenerObject, options?: boolean | AddEventListenerOptions): void; dispatchEvent(evt: Event): boolean; - removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, options?: boolean | EventListenerOptions): void; } declare var EventTarget: { prototype: EventTarget; new(): EventTarget; +}; + +interface EXT_frag_depth { +} + +declare var EXT_frag_depth: { + prototype: EXT_frag_depth; + new(): EXT_frag_depth; +}; + +interface EXT_texture_filter_anisotropic { + readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; + readonly TEXTURE_MAX_ANISOTROPY_EXT: number; +} + +declare var EXT_texture_filter_anisotropic: { + prototype: EXT_texture_filter_anisotropic; + new(): EXT_texture_filter_anisotropic; + readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; + readonly TEXTURE_MAX_ANISOTROPY_EXT: number; +}; + +interface ExtensionScriptApis { + extensionIdToShortId(extensionId: string): number; + fireExtensionApiTelemetry(functionName: string, isSucceeded: boolean, isSupported: boolean): void; + genericFunction(routerAddress: any, parameters?: string, callbackId?: number): void; + genericSynchronousFunction(functionId: number, parameters?: string): string; + getExtensionId(): string; + registerGenericFunctionCallbackHandler(callbackHandler: any): void; + registerGenericPersistentCallbackHandler(callbackHandler: any): void; } +declare var ExtensionScriptApis: { + prototype: ExtensionScriptApis; + new(): ExtensionScriptApis; +}; + interface External { } declare var External: { prototype: External; new(): External; -} +}; interface File extends Blob { readonly lastModifiedDate: any; @@ -7580,7 +7864,7 @@ interface File extends Blob { declare var File: { prototype: File; new (parts: (ArrayBuffer | ArrayBufferView | Blob | string)[], filename: string, properties?: FilePropertyBag): File; -} +}; interface FileList { readonly length: number; @@ -7591,7 +7875,7 @@ interface FileList { declare var FileList: { prototype: FileList; new(): FileList; -} +}; interface FileReader extends EventTarget, MSBaseReader { readonly error: DOMError; @@ -7599,14 +7883,16 @@ interface FileReader extends EventTarget, MSBaseReader { readAsBinaryString(blob: Blob): void; readAsDataURL(blob: Blob): void; readAsText(blob: Blob, encoding?: string): void; - addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: FileReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: FileReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var FileReader: { prototype: FileReader; new(): FileReader; -} +}; interface FocusEvent extends UIEvent { readonly relatedTarget: EventTarget; @@ -7616,16 +7902,35 @@ interface FocusEvent extends UIEvent { declare var FocusEvent: { prototype: FocusEvent; new(typeArg: string, eventInitDict?: FocusEventInit): FocusEvent; +}; + +interface FocusNavigationEvent extends Event { + readonly navigationReason: NavigationReason; + readonly originHeight: number; + readonly originLeft: number; + readonly originTop: number; + readonly originWidth: number; + requestFocus(): void; } +declare var FocusNavigationEvent: { + prototype: FocusNavigationEvent; + new(type: string, eventInitDict?: FocusNavigationEventInit): FocusNavigationEvent; +}; + interface FormData { - append(name: any, value: any, blobName?: string): void; + append(name: string, value: string | Blob, fileName?: string): void; + delete(name: string): void; + get(name: string): FormDataEntryValue | null; + getAll(name: string): FormDataEntryValue[]; + has(name: string): boolean; + set(name: string, value: string | Blob, fileName?: string): void; } declare var FormData: { prototype: FormData; new (form?: HTMLFormElement): FormData; -} +}; interface GainNode extends AudioNode { readonly gain: AudioParam; @@ -7634,7 +7939,7 @@ interface GainNode extends AudioNode { declare var GainNode: { prototype: GainNode; new(): GainNode; -} +}; interface Gamepad { readonly axes: number[]; @@ -7649,7 +7954,7 @@ interface Gamepad { declare var Gamepad: { prototype: Gamepad; new(): Gamepad; -} +}; interface GamepadButton { readonly pressed: boolean; @@ -7659,7 +7964,7 @@ interface GamepadButton { declare var GamepadButton: { prototype: GamepadButton; new(): GamepadButton; -} +}; interface GamepadEvent extends Event { readonly gamepad: Gamepad; @@ -7667,8 +7972,8 @@ interface GamepadEvent extends Event { declare var GamepadEvent: { prototype: GamepadEvent; - new(): GamepadEvent; -} + new(typeArg: string, eventInitDict?: GamepadEventInit): GamepadEvent; +}; interface Geolocation { clearWatch(watchId: number): void; @@ -7679,3330 +7984,3960 @@ interface Geolocation { declare var Geolocation: { prototype: Geolocation; new(): Geolocation; +}; + +interface HashChangeEvent extends Event { + readonly newURL: string | null; + readonly oldURL: string | null; +} + +declare var HashChangeEvent: { + prototype: HashChangeEvent; + new(typeArg: string, eventInitDict?: HashChangeEventInit): HashChangeEvent; +}; + +interface Headers { + append(name: string, value: string): void; + delete(name: string): void; + forEach(callback: ForEachCallback): void; + get(name: string): string | null; + has(name: string): boolean; + set(name: string, value: string): void; +} + +declare var Headers: { + prototype: Headers; + new(init?: Headers | string[][] | object): Headers; +}; + +interface History { + readonly length: number; + readonly state: any; + scrollRestoration: ScrollRestoration; + back(): void; + forward(): void; + go(delta?: number): void; + pushState(data: any, title: string, url?: string | null): void; + replaceState(data: any, title: string, url?: string | null): void; } -interface HTMLAllCollection extends HTMLCollection { - namedItem(name: string): Element; +declare var History: { + prototype: History; + new(): History; +}; + +interface HTMLAllCollection { + readonly length: number; + item(nameOrIndex?: string): HTMLCollection | Element | null; + namedItem(name: string): HTMLCollection | Element | null; + [index: number]: Element; } declare var HTMLAllCollection: { prototype: HTMLAllCollection; new(): HTMLAllCollection; -} +}; interface HTMLAnchorElement extends HTMLElement { - Methods: string; /** - * Sets or retrieves the character set used to encode the object. - */ + * Sets or retrieves the character set used to encode the object. + */ charset: string; /** - * Sets or retrieves the coordinates of the object. - */ + * Sets or retrieves the coordinates of the object. + */ coords: string; download: string; /** - * Contains the anchor portion of the URL including the hash sign (#). - */ + * Contains the anchor portion of the URL including the hash sign (#). + */ hash: string; /** - * Contains the hostname and port values of the URL. - */ + * Contains the hostname and port values of the URL. + */ host: string; /** - * Contains the hostname of a URL. - */ + * Contains the hostname of a URL. + */ hostname: string; /** - * Sets or retrieves a destination URL or an anchor point. - */ + * Sets or retrieves a destination URL or an anchor point. + */ href: string; /** - * Sets or retrieves the language code of the object. - */ + * Sets or retrieves the language code of the object. + */ hreflang: string; + Methods: string; readonly mimeType: string; /** - * Sets or retrieves the shape of the object. - */ + * Sets or retrieves the shape of the object. + */ name: string; readonly nameProp: string; /** - * Contains the pathname of the URL. - */ + * Contains the pathname of the URL. + */ pathname: string; /** - * Sets or retrieves the port number associated with a URL. - */ + * Sets or retrieves the port number associated with a URL. + */ port: string; /** - * Contains the protocol of the URL. - */ + * Contains the protocol of the URL. + */ protocol: string; readonly protocolLong: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ + * Sets or retrieves the relationship between the object and the destination of the link. + */ rel: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ + * Sets or retrieves the relationship between the object and the destination of the link. + */ rev: string; /** - * Sets or retrieves the substring of the href property that follows the question mark. - */ + * Sets or retrieves the substring of the href property that follows the question mark. + */ search: string; /** - * Sets or retrieves the shape of the object. - */ + * Sets or retrieves the shape of the object. + */ shape: string; /** - * Sets or retrieves the window or frame at which to target content. - */ + * Sets or retrieves the window or frame at which to target content. + */ target: string; /** - * Retrieves or sets the text of the object as a string. - */ + * Retrieves or sets the text of the object as a string. + */ text: string; type: string; urn: string; - /** - * Returns a string representation of an object. - */ + /** + * Returns a string representation of an object. + */ toString(): string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLAnchorElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAnchorElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var HTMLAnchorElement: { prototype: HTMLAnchorElement; new(): HTMLAnchorElement; -} +}; interface HTMLAppletElement extends HTMLElement { - /** - * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. - */ - readonly BaseHref: string; align: string; /** - * Sets or retrieves a text alternative to the graphic. - */ + * Sets or retrieves a text alternative to the graphic. + */ alt: string; /** - * Gets or sets the optional alternative HTML script to execute if the object fails to load. - */ + * Gets or sets the optional alternative HTML script to execute if the object fails to load. + */ altHtml: string; /** - * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. - */ + * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. + */ archive: string; + /** + * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. + */ + readonly BaseHref: string; border: string; code: string; /** - * Sets or retrieves the URL of the component. - */ + * Sets or retrieves the URL of the component. + */ codeBase: string; /** - * Sets or retrieves the Internet media type for the code associated with the object. - */ + * Sets or retrieves the Internet media type for the code associated with the object. + */ codeType: string; /** - * Address of a pointer to the document this page or frame contains. If there is no document, then null will be returned. - */ + * Address of a pointer to the document this page or frame contains. If there is no document, then null will be returned. + */ readonly contentDocument: Document; /** - * Sets or retrieves the URL that references the data of the object. - */ + * Sets or retrieves the URL that references the data of the object. + */ data: string; /** - * Sets or retrieves a character string that can be used to implement your own declare functionality for the object. - */ + * Sets or retrieves a character string that can be used to implement your own declare functionality for the object. + */ declare: boolean; - readonly form: HTMLFormElement; + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the height of the object. - */ + * Sets or retrieves the height of the object. + */ height: string; hspace: number; /** - * Sets or retrieves the shape of the object. - */ + * Sets or retrieves the shape of the object. + */ name: string; object: string | null; /** - * Sets or retrieves a message to be displayed while an object is loading. - */ + * Sets or retrieves a message to be displayed while an object is loading. + */ standby: string; /** - * Returns the content type of the object. - */ + * Returns the content type of the object. + */ type: string; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ useMap: string; vspace: number; width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLAppletElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAppletElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var HTMLAppletElement: { prototype: HTMLAppletElement; new(): HTMLAppletElement; -} +}; interface HTMLAreaElement extends HTMLElement { /** - * Sets or retrieves a text alternative to the graphic. - */ + * Sets or retrieves a text alternative to the graphic. + */ alt: string; /** - * Sets or retrieves the coordinates of the object. - */ + * Sets or retrieves the coordinates of the object. + */ coords: string; download: string; /** - * Sets or retrieves the subsection of the href property that follows the number sign (#). - */ + * Sets or retrieves the subsection of the href property that follows the number sign (#). + */ hash: string; /** - * Sets or retrieves the hostname and port number of the location or URL. - */ + * Sets or retrieves the hostname and port number of the location or URL. + */ host: string; /** - * Sets or retrieves the host name part of the location or URL. - */ - hostname: string; + * Sets or retrieves the host name part of the location or URL. + */ + hostname: string; + /** + * Sets or retrieves a destination URL or an anchor point. + */ + href: string; + /** + * Sets or gets whether clicks in this region cause action. + */ + noHref: boolean; + /** + * Sets or retrieves the file name or path specified by the object. + */ + pathname: string; + /** + * Sets or retrieves the port number associated with a URL. + */ + port: string; + /** + * Sets or retrieves the protocol portion of a URL. + */ + protocol: string; + rel: string; + /** + * Sets or retrieves the substring of the href property that follows the question mark. + */ + search: string; + /** + * Sets or retrieves the shape of the object. + */ + shape: string; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + /** + * Returns a string representation of an object. + */ + toString(): string; + addEventListener(type: K, listener: (this: HTMLAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLAreaElement: { + prototype: HTMLAreaElement; + new(): HTMLAreaElement; +}; + +interface HTMLAreasCollection extends HTMLCollectionBase { +} + +declare var HTMLAreasCollection: { + prototype: HTMLAreasCollection; + new(): HTMLAreasCollection; +}; + +interface HTMLAudioElement extends HTMLMediaElement { + addEventListener(type: K, listener: (this: HTMLAudioElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAudioElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLAudioElement: { + prototype: HTMLAudioElement; + new(): HTMLAudioElement; +}; + +interface HTMLBaseElement extends HTMLElement { + /** + * Gets or sets the baseline URL on which relative links are based. + */ + href: string; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + addEventListener(type: K, listener: (this: HTMLBaseElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBaseElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBaseElement: { + prototype: HTMLBaseElement; + new(): HTMLBaseElement; +}; + +interface HTMLBaseFontElement extends HTMLElement, DOML2DeprecatedColorProperty { + /** + * Sets or retrieves the current typeface family. + */ + face: string; + /** + * Sets or retrieves the font size of the object. + */ + size: number; + addEventListener(type: K, listener: (this: HTMLBaseFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBaseFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBaseFontElement: { + prototype: HTMLBaseFontElement; + new(): HTMLBaseFontElement; +}; + +interface HTMLBodyElementEventMap extends HTMLElementEventMap { + "afterprint": Event; + "beforeprint": Event; + "beforeunload": BeforeUnloadEvent; + "blur": FocusEvent; + "error": ErrorEvent; + "focus": FocusEvent; + "hashchange": HashChangeEvent; + "load": Event; + "message": MessageEvent; + "offline": Event; + "online": Event; + "orientationchange": Event; + "pagehide": PageTransitionEvent; + "pageshow": PageTransitionEvent; + "popstate": PopStateEvent; + "resize": UIEvent; + "scroll": UIEvent; + "storage": StorageEvent; + "unload": Event; +} + +interface HTMLBodyElement extends HTMLElement { + aLink: any; + background: string; + bgColor: any; + bgProperties: string; + link: any; + noWrap: boolean; + onafterprint: (this: HTMLBodyElement, ev: Event) => any; + onbeforeprint: (this: HTMLBodyElement, ev: Event) => any; + onbeforeunload: (this: HTMLBodyElement, ev: BeforeUnloadEvent) => any; + onhashchange: (this: HTMLBodyElement, ev: HashChangeEvent) => any; + onmessage: (this: HTMLBodyElement, ev: MessageEvent) => any; + onoffline: (this: HTMLBodyElement, ev: Event) => any; + ononline: (this: HTMLBodyElement, ev: Event) => any; + onorientationchange: (this: HTMLBodyElement, ev: Event) => any; + onpagehide: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; + onpageshow: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; + onpopstate: (this: HTMLBodyElement, ev: PopStateEvent) => any; + onresize: (this: HTMLBodyElement, ev: UIEvent) => any; + onstorage: (this: HTMLBodyElement, ev: StorageEvent) => any; + onunload: (this: HTMLBodyElement, ev: Event) => any; + text: any; + vLink: any; + addEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBodyElement: { + prototype: HTMLBodyElement; + new(): HTMLBodyElement; +}; + +interface HTMLBRElement extends HTMLElement { + /** + * Sets or retrieves the side on which floating objects are not to be positioned when any IHTMLBlockElement is inserted into the document. + */ + clear: string; + addEventListener(type: K, listener: (this: HTMLBRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBRElement: { + prototype: HTMLBRElement; + new(): HTMLBRElement; +}; + +interface HTMLButtonElement extends HTMLElement { + /** + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; + disabled: boolean; + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + /** + * Overrides the action attribute (where the data on a form is sent) on the parent form element. + */ + formAction: string; + /** + * Used to override the encoding (formEnctype attribute) specified on the form element. + */ + formEnctype: string; + /** + * Overrides the submit method attribute previously specified on a form element. + */ + formMethod: string; + /** + * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. + */ + formNoValidate: string; + /** + * Overrides the target attribute on a form element. + */ + formTarget: string; + /** + * Sets or retrieves the name of the object. + */ + name: string; + status: any; + /** + * Gets the classification and default behavior of the button. + */ + type: string; + /** + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; + /** + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; + /** + * Sets or retrieves the default or selected value of the control. + */ + value: string; /** - * Sets or retrieves a destination URL or an anchor point. - */ - href: string; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Sets or gets whether clicks in this region cause action. - */ - noHref: boolean; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Sets or retrieves the file name or path specified by the object. - */ - pathname: string; + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLButtonElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLButtonElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLButtonElement: { + prototype: HTMLButtonElement; + new(): HTMLButtonElement; +}; + +interface HTMLCanvasElement extends HTMLElement { /** - * Sets or retrieves the port number associated with a URL. - */ - port: string; + * Gets or sets the height of a canvas element on a document. + */ + height: number; /** - * Sets or retrieves the protocol portion of a URL. - */ - protocol: string; - rel: string; + * Gets or sets the width of a canvas element on a document. + */ + width: number; /** - * Sets or retrieves the substring of the href property that follows the question mark. - */ - search: string; + * Returns an object that provides methods and properties for drawing and manipulating images and graphics on a canvas element in a document. A context object includes information about colors, line widths, fonts, and other graphic parameters that can be drawn on a canvas. + * @param contextId The identifier (ID) of the type of canvas to create. Internet Explorer 9 and Internet Explorer 10 support only a 2-D context using canvas.getContext("2d"); IE11 Preview also supports 3-D or WebGL context using canvas.getContext("experimental-webgl"); + */ + getContext(contextId: "2d", contextAttributes?: Canvas2DContextAttributes): CanvasRenderingContext2D | null; + getContext(contextId: "webgl" | "experimental-webgl", contextAttributes?: WebGLContextAttributes): WebGLRenderingContext | null; + getContext(contextId: string, contextAttributes?: {}): CanvasRenderingContext2D | WebGLRenderingContext | null; /** - * Sets or retrieves the shape of the object. - */ - shape: string; + * Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing. + */ + msToBlob(): Blob; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; - /** - * Returns a string representation of an object. - */ - toString(): string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Returns the content of the current canvas as an image that you can use as a source for another canvas or an HTML element. + * @param type The standard MIME type for the image format to return. If you do not specify this parameter, the default value is a PNG format image. + */ + toDataURL(type?: string, ...args: any[]): string; + toBlob(callback: (result: Blob | null) => void, type?: string, ...arguments: any[]): void; + addEventListener(type: K, listener: (this: HTMLCanvasElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLCanvasElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAreaElement: { - prototype: HTMLAreaElement; - new(): HTMLAreaElement; -} +declare var HTMLCanvasElement: { + prototype: HTMLCanvasElement; + new(): HTMLCanvasElement; +}; -interface HTMLAreasCollection extends HTMLCollection { +interface HTMLCollectionBase { /** - * Adds an element to the areas, controlRange, or options collection. - */ - add(element: HTMLElement, before?: HTMLElement | number): void; + * Sets or retrieves the number of objects in a collection. + */ + readonly length: number; /** - * Removes an element from the collection. - */ - remove(index?: number): void; + * Retrieves an object from various collections. + */ + item(index: number): Element; + [index: number]: Element; } -declare var HTMLAreasCollection: { - prototype: HTMLAreasCollection; - new(): HTMLAreasCollection; +interface HTMLCollection extends HTMLCollectionBase { + /** + * Retrieves a select object or an object from an options collection. + */ + namedItem(name: string): Element | null; } -interface HTMLAudioElement extends HTMLMediaElement { - addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; +declare var HTMLCollection: { + prototype: HTMLCollection; + new(): HTMLCollection; +}; + +interface HTMLDataElement extends HTMLElement { + value: string; + addEventListener(type: K, listener: (this: HTMLDataElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDataElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAudioElement: { - prototype: HTMLAudioElement; - new(): HTMLAudioElement; -} +declare var HTMLDataElement: { + prototype: HTMLDataElement; + new(): HTMLDataElement; +}; -interface HTMLBRElement extends HTMLElement { - /** - * Sets or retrieves the side on which floating objects are not to be positioned when any IHTMLBlockElement is inserted into the document. - */ - clear: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLDataListElement extends HTMLElement { + options: HTMLCollectionOf; + addEventListener(type: K, listener: (this: HTMLDataListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDataListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBRElement: { - prototype: HTMLBRElement; - new(): HTMLBRElement; +declare var HTMLDataListElement: { + prototype: HTMLDataListElement; + new(): HTMLDataListElement; +}; + +interface HTMLDirectoryElement extends HTMLElement { + compact: boolean; + addEventListener(type: K, listener: (this: HTMLDirectoryElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDirectoryElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLBaseElement extends HTMLElement { +declare var HTMLDirectoryElement: { + prototype: HTMLDirectoryElement; + new(): HTMLDirectoryElement; +}; + +interface HTMLDivElement extends HTMLElement { /** - * Gets or sets the baseline URL on which relative links are based. - */ - href: string; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves whether the browser automatically performs wordwrap. + */ + noWrap: boolean; + addEventListener(type: K, listener: (this: HTMLDivElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDivElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBaseElement: { - prototype: HTMLBaseElement; - new(): HTMLBaseElement; +declare var HTMLDivElement: { + prototype: HTMLDivElement; + new(): HTMLDivElement; +}; + +interface HTMLDListElement extends HTMLElement { + compact: boolean; + addEventListener(type: K, listener: (this: HTMLDListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLBaseFontElement extends HTMLElement, DOML2DeprecatedColorProperty { - /** - * Sets or retrieves the current typeface family. - */ - face: string; - /** - * Sets or retrieves the font size of the object. - */ - size: number; +declare var HTMLDListElement: { + prototype: HTMLDListElement; + new(): HTMLDListElement; +}; + +interface HTMLDocument extends Document { + addEventListener(type: K, listener: (this: HTMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDocument: { + prototype: HTMLDocument; + new(): HTMLDocument; +}; + +interface HTMLElementEventMap extends ElementEventMap { + "abort": UIEvent; + "activate": UIEvent; + "beforeactivate": UIEvent; + "beforecopy": ClipboardEvent; + "beforecut": ClipboardEvent; + "beforedeactivate": UIEvent; + "beforepaste": ClipboardEvent; + "blur": FocusEvent; + "canplay": Event; + "canplaythrough": Event; + "change": Event; + "click": MouseEvent; + "contextmenu": PointerEvent; + "copy": ClipboardEvent; + "cuechange": Event; + "cut": ClipboardEvent; + "dblclick": MouseEvent; + "deactivate": UIEvent; + "drag": DragEvent; + "dragend": DragEvent; + "dragenter": DragEvent; + "dragleave": DragEvent; + "dragover": DragEvent; + "dragstart": DragEvent; + "drop": DragEvent; + "durationchange": Event; + "emptied": Event; + "ended": MediaStreamErrorEvent; + "error": ErrorEvent; + "focus": FocusEvent; + "input": Event; + "invalid": Event; + "keydown": KeyboardEvent; + "keypress": KeyboardEvent; + "keyup": KeyboardEvent; + "load": Event; + "loadeddata": Event; + "loadedmetadata": Event; + "loadstart": Event; + "mousedown": MouseEvent; + "mouseenter": MouseEvent; + "mouseleave": MouseEvent; + "mousemove": MouseEvent; + "mouseout": MouseEvent; + "mouseover": MouseEvent; + "mouseup": MouseEvent; + "mousewheel": WheelEvent; + "MSContentZoom": UIEvent; + "MSManipulationStateChanged": MSManipulationEvent; + "paste": ClipboardEvent; + "pause": Event; + "play": Event; + "playing": Event; + "progress": ProgressEvent; + "ratechange": Event; + "reset": Event; + "scroll": UIEvent; + "seeked": Event; + "seeking": Event; + "select": UIEvent; + "selectstart": Event; + "stalled": Event; + "submit": Event; + "suspend": Event; + "timeupdate": Event; + "volumechange": Event; + "waiting": Event; +} + +interface HTMLElement extends Element { + accessKey: string; + readonly children: HTMLCollection; + contentEditable: string; + readonly dataset: DOMStringMap; + dir: string; + draggable: boolean; + hidden: boolean; + hideFocus: boolean; + innerText: string; + readonly isContentEditable: boolean; + lang: string; + readonly offsetHeight: number; + readonly offsetLeft: number; + readonly offsetParent: Element; + readonly offsetTop: number; + readonly offsetWidth: number; + onabort: (this: HTMLElement, ev: UIEvent) => any; + onactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforeactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforecopy: (this: HTMLElement, ev: ClipboardEvent) => any; + onbeforecut: (this: HTMLElement, ev: ClipboardEvent) => any; + onbeforedeactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforepaste: (this: HTMLElement, ev: ClipboardEvent) => any; + onblur: (this: HTMLElement, ev: FocusEvent) => any; + oncanplay: (this: HTMLElement, ev: Event) => any; + oncanplaythrough: (this: HTMLElement, ev: Event) => any; + onchange: (this: HTMLElement, ev: Event) => any; + onclick: (this: HTMLElement, ev: MouseEvent) => any; + oncontextmenu: (this: HTMLElement, ev: PointerEvent) => any; + oncopy: (this: HTMLElement, ev: ClipboardEvent) => any; + oncuechange: (this: HTMLElement, ev: Event) => any; + oncut: (this: HTMLElement, ev: ClipboardEvent) => any; + ondblclick: (this: HTMLElement, ev: MouseEvent) => any; + ondeactivate: (this: HTMLElement, ev: UIEvent) => any; + ondrag: (this: HTMLElement, ev: DragEvent) => any; + ondragend: (this: HTMLElement, ev: DragEvent) => any; + ondragenter: (this: HTMLElement, ev: DragEvent) => any; + ondragleave: (this: HTMLElement, ev: DragEvent) => any; + ondragover: (this: HTMLElement, ev: DragEvent) => any; + ondragstart: (this: HTMLElement, ev: DragEvent) => any; + ondrop: (this: HTMLElement, ev: DragEvent) => any; + ondurationchange: (this: HTMLElement, ev: Event) => any; + onemptied: (this: HTMLElement, ev: Event) => any; + onended: (this: HTMLElement, ev: MediaStreamErrorEvent) => any; + onerror: (this: HTMLElement, ev: ErrorEvent) => any; + onfocus: (this: HTMLElement, ev: FocusEvent) => any; + oninput: (this: HTMLElement, ev: Event) => any; + oninvalid: (this: HTMLElement, ev: Event) => any; + onkeydown: (this: HTMLElement, ev: KeyboardEvent) => any; + onkeypress: (this: HTMLElement, ev: KeyboardEvent) => any; + onkeyup: (this: HTMLElement, ev: KeyboardEvent) => any; + onload: (this: HTMLElement, ev: Event) => any; + onloadeddata: (this: HTMLElement, ev: Event) => any; + onloadedmetadata: (this: HTMLElement, ev: Event) => any; + onloadstart: (this: HTMLElement, ev: Event) => any; + onmousedown: (this: HTMLElement, ev: MouseEvent) => any; + onmouseenter: (this: HTMLElement, ev: MouseEvent) => any; + onmouseleave: (this: HTMLElement, ev: MouseEvent) => any; + onmousemove: (this: HTMLElement, ev: MouseEvent) => any; + onmouseout: (this: HTMLElement, ev: MouseEvent) => any; + onmouseover: (this: HTMLElement, ev: MouseEvent) => any; + onmouseup: (this: HTMLElement, ev: MouseEvent) => any; + onmousewheel: (this: HTMLElement, ev: WheelEvent) => any; + onmscontentzoom: (this: HTMLElement, ev: UIEvent) => any; + onmsmanipulationstatechanged: (this: HTMLElement, ev: MSManipulationEvent) => any; + onpaste: (this: HTMLElement, ev: ClipboardEvent) => any; + onpause: (this: HTMLElement, ev: Event) => any; + onplay: (this: HTMLElement, ev: Event) => any; + onplaying: (this: HTMLElement, ev: Event) => any; + onprogress: (this: HTMLElement, ev: ProgressEvent) => any; + onratechange: (this: HTMLElement, ev: Event) => any; + onreset: (this: HTMLElement, ev: Event) => any; + onscroll: (this: HTMLElement, ev: UIEvent) => any; + onseeked: (this: HTMLElement, ev: Event) => any; + onseeking: (this: HTMLElement, ev: Event) => any; + onselect: (this: HTMLElement, ev: UIEvent) => any; + onselectstart: (this: HTMLElement, ev: Event) => any; + onstalled: (this: HTMLElement, ev: Event) => any; + onsubmit: (this: HTMLElement, ev: Event) => any; + onsuspend: (this: HTMLElement, ev: Event) => any; + ontimeupdate: (this: HTMLElement, ev: Event) => any; + onvolumechange: (this: HTMLElement, ev: Event) => any; + onwaiting: (this: HTMLElement, ev: Event) => any; + outerText: string; + spellcheck: boolean; + readonly style: CSSStyleDeclaration; + tabIndex: number; + title: string; + blur(): void; + click(): void; + dragDrop(): boolean; + focus(): void; + msGetInputContext(): MSInputMethodContext; addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBaseFontElement: { - prototype: HTMLBaseFontElement; - new(): HTMLBaseFontElement; -} - -interface HTMLBodyElementEventMap extends HTMLElementEventMap { - "afterprint": Event; - "beforeprint": Event; - "beforeunload": BeforeUnloadEvent; - "blur": FocusEvent; - "error": ErrorEvent; - "focus": FocusEvent; - "hashchange": HashChangeEvent; - "load": Event; - "message": MessageEvent; - "offline": Event; - "online": Event; - "orientationchange": Event; - "pagehide": PageTransitionEvent; - "pageshow": PageTransitionEvent; - "popstate": PopStateEvent; - "resize": UIEvent; - "storage": StorageEvent; - "unload": Event; -} - -interface HTMLBodyElement extends HTMLElement { - aLink: any; - background: string; - bgColor: any; - bgProperties: string; - link: any; - noWrap: boolean; - onafterprint: (this: HTMLBodyElement, ev: Event) => any; - onbeforeprint: (this: HTMLBodyElement, ev: Event) => any; - onbeforeunload: (this: HTMLBodyElement, ev: BeforeUnloadEvent) => any; - onblur: (this: HTMLBodyElement, ev: FocusEvent) => any; - onerror: (this: HTMLBodyElement, ev: ErrorEvent) => any; - onfocus: (this: HTMLBodyElement, ev: FocusEvent) => any; - onhashchange: (this: HTMLBodyElement, ev: HashChangeEvent) => any; - onload: (this: HTMLBodyElement, ev: Event) => any; - onmessage: (this: HTMLBodyElement, ev: MessageEvent) => any; - onoffline: (this: HTMLBodyElement, ev: Event) => any; - ononline: (this: HTMLBodyElement, ev: Event) => any; - onorientationchange: (this: HTMLBodyElement, ev: Event) => any; - onpagehide: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; - onpageshow: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; - onpopstate: (this: HTMLBodyElement, ev: PopStateEvent) => any; - onresize: (this: HTMLBodyElement, ev: UIEvent) => any; - onstorage: (this: HTMLBodyElement, ev: StorageEvent) => any; - onunload: (this: HTMLBodyElement, ev: Event) => any; - text: any; - vLink: any; - addEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLBodyElement: { - prototype: HTMLBodyElement; - new(): HTMLBodyElement; -} +declare var HTMLElement: { + prototype: HTMLElement; + new(): HTMLElement; +}; -interface HTMLButtonElement extends HTMLElement { - /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; - disabled: boolean; +interface HTMLEmbedElement extends HTMLElement, GetSVGDocument { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the height of the object. + */ + height: string; + hidden: any; /** - * Overrides the action attribute (where the data on a form is sent) on the parent form element. - */ - formAction: string; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; /** - * Used to override the encoding (formEnctype attribute) specified on the form element. - */ - formEnctype: string; + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ + msPlayToPreferredSourceUri: string; /** - * Overrides the submit method attribute previously specified on a form element. - */ - formMethod: string; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. - */ - formNoValidate: string; + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * Overrides the target attribute on a form element. - */ - formTarget: string; - /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the name of the object. + */ name: string; - status: any; - /** - * Gets the classification and default behavior of the button. - */ - type: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * Retrieves the palette used for the embedded document. + */ + readonly palette: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - /** - * Sets or retrieves the default or selected value of the control. - */ - value: string; + * Retrieves the URL of the plug-in used to view an embedded document. + */ + readonly pluginspage: string; + readonly readyState: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the height and width units of the embed object. + */ + units: string; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLEmbedElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLEmbedElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLButtonElement: { - prototype: HTMLButtonElement; - new(): HTMLButtonElement; -} +declare var HTMLEmbedElement: { + prototype: HTMLEmbedElement; + new(): HTMLEmbedElement; +}; -interface HTMLCanvasElement extends HTMLElement { - /** - * Gets or sets the height of a canvas element on a document. - */ - height: number; - /** - * Gets or sets the width of a canvas element on a document. - */ - width: number; +interface HTMLFieldSetElement extends HTMLElement { /** - * Returns an object that provides methods and properties for drawing and manipulating images and graphics on a canvas element in a document. A context object includes information about colors, line widths, fonts, and other graphic parameters that can be drawn on a canvas. - * @param contextId The identifier (ID) of the type of canvas to create. Internet Explorer 9 and Internet Explorer 10 support only a 2-D context using canvas.getContext("2d"); IE11 Preview also supports 3-D or WebGL context using canvas.getContext("experimental-webgl"); - */ - getContext(contextId: "2d", contextAttributes?: Canvas2DContextAttributes): CanvasRenderingContext2D | null; - getContext(contextId: "webgl" | "experimental-webgl", contextAttributes?: WebGLContextAttributes): WebGLRenderingContext | null; - getContext(contextId: string, contextAttributes?: {}): CanvasRenderingContext2D | WebGLRenderingContext | null; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + disabled: boolean; /** - * Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing. - */ - msToBlob(): Blob; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + name: string; /** - * Returns the content of the current canvas as an image that you can use as a source for another canvas or an HTML element. - * @param type The standard MIME type for the image format to return. If you do not specify this parameter, the default value is a PNG format image. - */ - toDataURL(type?: string, ...args: any[]): string; - toBlob(callback: (result: Blob | null) => void, type?: string, ...arguments: any[]): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLCanvasElement: { - prototype: HTMLCanvasElement; - new(): HTMLCanvasElement; -} - -interface HTMLCollection { + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * Sets or retrieves the number of objects in a collection. - */ - readonly length: number; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Retrieves an object from various collections. - */ - item(index: number): Element; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Retrieves a select object or an object from an options collection. - */ - namedItem(name: string): Element; - [index: number]: Element; -} - -declare var HTMLCollection: { - prototype: HTMLCollection; - new(): HTMLCollection; -} - -interface HTMLDListElement extends HTMLElement { - compact: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLDListElement: { - prototype: HTMLDListElement; - new(): HTMLDListElement; -} - -interface HTMLDataListElement extends HTMLElement { - options: HTMLCollectionOf; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; + /** + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLFieldSetElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFieldSetElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDataListElement: { - prototype: HTMLDataListElement; - new(): HTMLDataListElement; -} +declare var HTMLFieldSetElement: { + prototype: HTMLFieldSetElement; + new(): HTMLFieldSetElement; +}; -interface HTMLDirectoryElement extends HTMLElement { - compact: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLFontElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { + /** + * Sets or retrieves the current typeface family. + */ + face: string; + addEventListener(type: K, listener: (this: HTMLFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDirectoryElement: { - prototype: HTMLDirectoryElement; - new(): HTMLDirectoryElement; +declare var HTMLFontElement: { + prototype: HTMLFontElement; + new(): HTMLFontElement; +}; + +interface HTMLFormControlsCollection extends HTMLCollectionBase { + namedItem(name: string): HTMLCollection | Element | null; } -interface HTMLDivElement extends HTMLElement { +declare var HTMLFormControlsCollection: { + prototype: HTMLFormControlsCollection; + new(): HTMLFormControlsCollection; +}; + +interface HTMLFormElement extends HTMLElement { /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Sets or retrieves a list of character encodings for input data that must be accepted by the server processing the form. + */ + acceptCharset: string; /** - * Sets or retrieves whether the browser automatically performs wordwrap. - */ - noWrap: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the URL to which the form content is sent for processing. + */ + action: string; + /** + * Specifies whether autocomplete is applied to an editable text field. + */ + autocomplete: string; + /** + * Retrieves a collection, in source order, of all controls in a given form. + */ + readonly elements: HTMLFormControlsCollection; + /** + * Sets or retrieves the MIME encoding for the form. + */ + encoding: string; + /** + * Sets or retrieves the encoding type for the form. + */ + enctype: string; + /** + * Sets or retrieves the number of objects in a collection. + */ + readonly length: number; + /** + * Sets or retrieves how to send the form data to the server. + */ + method: string; + /** + * Sets or retrieves the name of the object. + */ + name: string; + /** + * Designates a form that is not validated when submitted. + */ + noValidate: boolean; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + /** + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; + /** + * Retrieves a form object or an object from an elements collection. + * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. + * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. + */ + item(name?: any, index?: any): any; + /** + * Retrieves a form object or an object from an elements collection. + */ + namedItem(name: string): any; + /** + * Fires when the user resets a form. + */ + reset(): void; + /** + * Fires when a FORM is about to be submitted. + */ + submit(): void; + reportValidity(): boolean; + addEventListener(type: K, listener: (this: HTMLFormElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFormElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + [name: string]: any; } -declare var HTMLDivElement: { - prototype: HTMLDivElement; - new(): HTMLDivElement; +declare var HTMLFormElement: { + prototype: HTMLFormElement; + new(): HTMLFormElement; +}; + +interface HTMLFrameElementEventMap extends HTMLElementEventMap { + "load": Event; } -interface HTMLDocument extends Document { - addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLFrameElement extends HTMLElement, GetSVGDocument { + /** + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Sets or retrieves the border color of the object. + */ + borderColor: any; + /** + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; + /** + * Retrieves the object of the specified. + */ + readonly contentWindow: Window; + /** + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + /** + * Sets or retrieves the height of the object. + */ + height: string | number; + /** + * Sets or retrieves a URI to a long description of the object. + */ + longDesc: string; + /** + * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. + */ + marginHeight: string; + /** + * Sets or retrieves the left and right margin widths before displaying the text in a frame. + */ + marginWidth: string; + /** + * Sets or retrieves the frame name. + */ + name: string; + /** + * Sets or retrieves whether the user can resize the frame. + */ + noResize: boolean; + /** + * Sets or retrieves whether the frame can be scrolled. + */ + scrolling: string; + /** + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; + /** + * Sets or retrieves the width of the object. + */ + width: string | number; + addEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDocument: { - prototype: HTMLDocument; - new(): HTMLDocument; -} +declare var HTMLFrameElement: { + prototype: HTMLFrameElement; + new(): HTMLFrameElement; +}; -interface HTMLElementEventMap extends ElementEventMap { - "abort": UIEvent; - "activate": UIEvent; - "beforeactivate": UIEvent; - "beforecopy": ClipboardEvent; - "beforecut": ClipboardEvent; - "beforedeactivate": UIEvent; - "beforepaste": ClipboardEvent; +interface HTMLFrameSetElementEventMap extends HTMLElementEventMap { + "afterprint": Event; + "beforeprint": Event; + "beforeunload": BeforeUnloadEvent; "blur": FocusEvent; - "canplay": Event; - "canplaythrough": Event; - "change": Event; - "click": MouseEvent; - "contextmenu": PointerEvent; - "copy": ClipboardEvent; - "cuechange": Event; - "cut": ClipboardEvent; - "dblclick": MouseEvent; - "deactivate": UIEvent; - "drag": DragEvent; - "dragend": DragEvent; - "dragenter": DragEvent; - "dragleave": DragEvent; - "dragover": DragEvent; - "dragstart": DragEvent; - "drop": DragEvent; - "durationchange": Event; - "emptied": Event; - "ended": MediaStreamErrorEvent; "error": ErrorEvent; "focus": FocusEvent; - "input": Event; - "invalid": Event; - "keydown": KeyboardEvent; - "keypress": KeyboardEvent; - "keyup": KeyboardEvent; + "hashchange": HashChangeEvent; "load": Event; - "loadeddata": Event; - "loadedmetadata": Event; - "loadstart": Event; - "mousedown": MouseEvent; - "mouseenter": MouseEvent; - "mouseleave": MouseEvent; - "mousemove": MouseEvent; - "mouseout": MouseEvent; - "mouseover": MouseEvent; - "mouseup": MouseEvent; - "mousewheel": WheelEvent; - "MSContentZoom": UIEvent; - "MSManipulationStateChanged": MSManipulationEvent; - "paste": ClipboardEvent; - "pause": Event; - "play": Event; - "playing": Event; - "progress": ProgressEvent; - "ratechange": Event; - "reset": Event; + "message": MessageEvent; + "offline": Event; + "online": Event; + "orientationchange": Event; + "pagehide": PageTransitionEvent; + "pageshow": PageTransitionEvent; + "popstate": PopStateEvent; + "resize": UIEvent; "scroll": UIEvent; - "seeked": Event; - "seeking": Event; - "select": UIEvent; - "selectstart": Event; - "stalled": Event; - "submit": Event; - "suspend": Event; - "timeupdate": Event; - "volumechange": Event; - "waiting": Event; + "storage": StorageEvent; + "unload": Event; +} + +interface HTMLFrameSetElement extends HTMLElement { + border: string; + /** + * Sets or retrieves the border color of the object. + */ + borderColor: any; + /** + * Sets or retrieves the frame widths of the object. + */ + cols: string; + /** + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + name: string; + onafterprint: (this: HTMLFrameSetElement, ev: Event) => any; + onbeforeprint: (this: HTMLFrameSetElement, ev: Event) => any; + onbeforeunload: (this: HTMLFrameSetElement, ev: BeforeUnloadEvent) => any; + onhashchange: (this: HTMLFrameSetElement, ev: HashChangeEvent) => any; + onmessage: (this: HTMLFrameSetElement, ev: MessageEvent) => any; + onoffline: (this: HTMLFrameSetElement, ev: Event) => any; + ononline: (this: HTMLFrameSetElement, ev: Event) => any; + onorientationchange: (this: HTMLFrameSetElement, ev: Event) => any; + onpagehide: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; + onpageshow: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; + onpopstate: (this: HTMLFrameSetElement, ev: PopStateEvent) => any; + onresize: (this: HTMLFrameSetElement, ev: UIEvent) => any; + onstorage: (this: HTMLFrameSetElement, ev: StorageEvent) => any; + onunload: (this: HTMLFrameSetElement, ev: Event) => any; + /** + * Sets or retrieves the frame heights of the object. + */ + rows: string; + addEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLElement extends Element { - accessKey: string; - readonly children: HTMLCollection; - contentEditable: string; - readonly dataset: DOMStringMap; - dir: string; - draggable: boolean; - hidden: boolean; - hideFocus: boolean; - innerHTML: string; - innerText: string; - readonly isContentEditable: boolean; - lang: string; - readonly offsetHeight: number; - readonly offsetLeft: number; - readonly offsetParent: Element; - readonly offsetTop: number; - readonly offsetWidth: number; - onabort: (this: HTMLElement, ev: UIEvent) => any; - onactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforeactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforecopy: (this: HTMLElement, ev: ClipboardEvent) => any; - onbeforecut: (this: HTMLElement, ev: ClipboardEvent) => any; - onbeforedeactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforepaste: (this: HTMLElement, ev: ClipboardEvent) => any; - onblur: (this: HTMLElement, ev: FocusEvent) => any; - oncanplay: (this: HTMLElement, ev: Event) => any; - oncanplaythrough: (this: HTMLElement, ev: Event) => any; - onchange: (this: HTMLElement, ev: Event) => any; - onclick: (this: HTMLElement, ev: MouseEvent) => any; - oncontextmenu: (this: HTMLElement, ev: PointerEvent) => any; - oncopy: (this: HTMLElement, ev: ClipboardEvent) => any; - oncuechange: (this: HTMLElement, ev: Event) => any; - oncut: (this: HTMLElement, ev: ClipboardEvent) => any; - ondblclick: (this: HTMLElement, ev: MouseEvent) => any; - ondeactivate: (this: HTMLElement, ev: UIEvent) => any; - ondrag: (this: HTMLElement, ev: DragEvent) => any; - ondragend: (this: HTMLElement, ev: DragEvent) => any; - ondragenter: (this: HTMLElement, ev: DragEvent) => any; - ondragleave: (this: HTMLElement, ev: DragEvent) => any; - ondragover: (this: HTMLElement, ev: DragEvent) => any; - ondragstart: (this: HTMLElement, ev: DragEvent) => any; - ondrop: (this: HTMLElement, ev: DragEvent) => any; - ondurationchange: (this: HTMLElement, ev: Event) => any; - onemptied: (this: HTMLElement, ev: Event) => any; - onended: (this: HTMLElement, ev: MediaStreamErrorEvent) => any; - onerror: (this: HTMLElement, ev: ErrorEvent) => any; - onfocus: (this: HTMLElement, ev: FocusEvent) => any; - oninput: (this: HTMLElement, ev: Event) => any; - oninvalid: (this: HTMLElement, ev: Event) => any; - onkeydown: (this: HTMLElement, ev: KeyboardEvent) => any; - onkeypress: (this: HTMLElement, ev: KeyboardEvent) => any; - onkeyup: (this: HTMLElement, ev: KeyboardEvent) => any; - onload: (this: HTMLElement, ev: Event) => any; - onloadeddata: (this: HTMLElement, ev: Event) => any; - onloadedmetadata: (this: HTMLElement, ev: Event) => any; - onloadstart: (this: HTMLElement, ev: Event) => any; - onmousedown: (this: HTMLElement, ev: MouseEvent) => any; - onmouseenter: (this: HTMLElement, ev: MouseEvent) => any; - onmouseleave: (this: HTMLElement, ev: MouseEvent) => any; - onmousemove: (this: HTMLElement, ev: MouseEvent) => any; - onmouseout: (this: HTMLElement, ev: MouseEvent) => any; - onmouseover: (this: HTMLElement, ev: MouseEvent) => any; - onmouseup: (this: HTMLElement, ev: MouseEvent) => any; - onmousewheel: (this: HTMLElement, ev: WheelEvent) => any; - onmscontentzoom: (this: HTMLElement, ev: UIEvent) => any; - onmsmanipulationstatechanged: (this: HTMLElement, ev: MSManipulationEvent) => any; - onpaste: (this: HTMLElement, ev: ClipboardEvent) => any; - onpause: (this: HTMLElement, ev: Event) => any; - onplay: (this: HTMLElement, ev: Event) => any; - onplaying: (this: HTMLElement, ev: Event) => any; - onprogress: (this: HTMLElement, ev: ProgressEvent) => any; - onratechange: (this: HTMLElement, ev: Event) => any; - onreset: (this: HTMLElement, ev: Event) => any; - onscroll: (this: HTMLElement, ev: UIEvent) => any; - onseeked: (this: HTMLElement, ev: Event) => any; - onseeking: (this: HTMLElement, ev: Event) => any; - onselect: (this: HTMLElement, ev: UIEvent) => any; - onselectstart: (this: HTMLElement, ev: Event) => any; - onstalled: (this: HTMLElement, ev: Event) => any; - onsubmit: (this: HTMLElement, ev: Event) => any; - onsuspend: (this: HTMLElement, ev: Event) => any; - ontimeupdate: (this: HTMLElement, ev: Event) => any; - onvolumechange: (this: HTMLElement, ev: Event) => any; - onwaiting: (this: HTMLElement, ev: Event) => any; - outerHTML: string; - outerText: string; - spellcheck: boolean; - readonly style: CSSStyleDeclaration; - tabIndex: number; - title: string; - blur(): void; - click(): void; - dragDrop(): boolean; - focus(): void; - msGetInputContext(): MSInputMethodContext; - setActive(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +declare var HTMLFrameSetElement: { + prototype: HTMLFrameSetElement; + new(): HTMLFrameSetElement; +}; + +interface HTMLHeadElement extends HTMLElement { + profile: string; + addEventListener(type: K, listener: (this: HTMLHeadElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHeadElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLElement: { - prototype: HTMLElement; - new(): HTMLElement; +declare var HTMLHeadElement: { + prototype: HTMLHeadElement; + new(): HTMLHeadElement; +}; + +interface HTMLHeadingElement extends HTMLElement { + /** + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; + addEventListener(type: K, listener: (this: HTMLHeadingElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHeadingElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLEmbedElement extends HTMLElement, GetSVGDocument { +declare var HTMLHeadingElement: { + prototype: HTMLHeadingElement; + new(): HTMLHeadingElement; +}; + +interface HTMLHRElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { /** - * Sets or retrieves the height of the object. - */ + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + /** + * Sets or retrieves whether the horizontal rule is drawn with 3-D shading. + */ + noShade: boolean; + /** + * Sets or retrieves the width of the object. + */ + width: number; + addEventListener(type: K, listener: (this: HTMLHRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLHRElement: { + prototype: HTMLHRElement; + new(): HTMLHRElement; +}; + +interface HTMLHtmlElement extends HTMLElement { + /** + * Sets or retrieves the DTD version that governs the current document. + */ + version: string; + addEventListener(type: K, listener: (this: HTMLHtmlElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHtmlElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLHtmlElement: { + prototype: HTMLHtmlElement; + new(): HTMLHtmlElement; +}; + +interface HTMLIFrameElementEventMap extends HTMLElementEventMap { + "load": Event; +} + +interface HTMLIFrameElement extends HTMLElement, GetSVGDocument { + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + allowFullscreen: boolean; + allowPaymentRequest: boolean; + /** + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; + /** + * Retrieves the object of the specified. + */ + readonly contentWindow: Window; + /** + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + /** + * Sets or retrieves the height of the object. + */ height: string; - hidden: any; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Sets or retrieves the horizontal margin for the object. + */ + hspace: number; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; + * Sets or retrieves a URI to a long description of the object. + */ + longDesc: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. + */ + marginHeight: string; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Sets or retrieves the left and right margin widths before displaying the text in a frame. + */ + marginWidth: string; /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the frame name. + */ name: string; /** - * Retrieves the palette used for the embedded document. - */ - readonly palette: string; + * Sets or retrieves whether the user can resize the frame. + */ + noResize: boolean; + readonly sandbox: DOMSettableTokenList; /** - * Retrieves the URL of the plug-in used to view an embedded document. - */ - readonly pluginspage: string; - readonly readyState: string; + * Sets or retrieves whether the frame can be scrolled. + */ + scrolling: string; + /** + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; + /** + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; + /** + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLIFrameElement: { + prototype: HTMLIFrameElement; + new(): HTMLIFrameElement; +}; + +interface HTMLImageElement extends HTMLElement { + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + /** + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; + /** + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Retrieves whether the object is fully loaded. + */ + readonly complete: boolean; + crossOrigin: string | null; + readonly currentSrc: string; + /** + * Sets or retrieves the height of the object. + */ + height: number; + /** + * Sets or retrieves the width of the border to draw around the object. + */ + hspace: number; + /** + * Sets or retrieves whether the image is a server-side image map. + */ + isMap: boolean; + /** + * Sets or retrieves a Uniform Resource Identifier (URI) to a long description of the object. + */ + longDesc: string; + lowsrc: string; /** - * Sets or retrieves a URL to be loaded by the object. - */ - src: string; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; + msPlayToPreferredSourceUri: string; /** - * Sets or retrieves the height and width units of the embed object. - */ - units: string; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Sets or retrieves the width of the object. - */ - width: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLEmbedElement: { - prototype: HTMLEmbedElement; - new(): HTMLEmbedElement; -} - -interface HTMLFieldSetElement extends HTMLElement { + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - disabled: boolean; + * Sets or retrieves the name of the object. + */ + name: string; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * The original height of the image resource before sizing. + */ + readonly naturalHeight: number; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * The original width of the image resource before sizing. + */ + readonly naturalWidth: number; + sizes: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcset: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ + useMap: string; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the width of the object. + */ + width: number; + readonly x: number; + readonly y: number; + msGetAsCastingSource(): any; + addEventListener(type: K, listener: (this: HTMLImageElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLImageElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLFieldSetElement: { - prototype: HTMLFieldSetElement; - new(): HTMLFieldSetElement; -} +declare var HTMLImageElement: { + prototype: HTMLImageElement; + new(): HTMLImageElement; +}; -interface HTMLFontElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { +interface HTMLInputElement extends HTMLElement { /** - * Sets or retrieves the current typeface family. - */ - face: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFontElement: { - prototype: HTMLFontElement; - new(): HTMLFontElement; -} - -interface HTMLFormElement extends HTMLElement { + * Sets or retrieves a comma-separated list of content types. + */ + accept: string; /** - * Sets or retrieves a list of character encodings for input data that must be accepted by the server processing the form. - */ - acceptCharset: string; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the URL to which the form content is sent for processing. - */ - action: string; + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; /** - * Specifies whether autocomplete is applied to an editable text field. - */ + * Specifies whether autocomplete is applied to an editable text field. + */ autocomplete: string; /** - * Retrieves a collection, in source order, of all controls in a given form. - */ - readonly elements: HTMLCollection; - /** - * Sets or retrieves the MIME encoding for the form. - */ - encoding: string; + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; /** - * Sets or retrieves the encoding type for the form. - */ - enctype: string; + * Sets or retrieves the width of the border to draw around the object. + */ + border: string; /** - * Sets or retrieves the number of objects in a collection. - */ - readonly length: number; + * Sets or retrieves the state of the check box or radio button. + */ + checked: boolean; /** - * Sets or retrieves how to send the form data to the server. - */ - method: string; + * Retrieves whether the object is fully loaded. + */ + readonly complete: boolean; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Sets or retrieves the state of the check box or radio button. + */ + defaultChecked: boolean; /** - * Designates a form that is not validated when submitted. - */ - noValidate: boolean; + * Sets or retrieves the initial contents of the object. + */ + defaultValue: string; + disabled: boolean; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; + * Returns a FileList object on a file type input object. + */ + readonly files: FileList | null; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Retrieves a form object or an object from an elements collection. - * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. - * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. - */ - item(name?: any, index?: any): any; + * Overrides the action attribute (where the data on a form is sent) on the parent form element. + */ + formAction: string; /** - * Retrieves a form object or an object from an elements collection. - */ - namedItem(name: string): any; + * Used to override the encoding (formEnctype attribute) specified on the form element. + */ + formEnctype: string; /** - * Fires when the user resets a form. - */ - reset(): void; + * Overrides the submit method attribute previously specified on a form element. + */ + formMethod: string; /** - * Fires when a FORM is about to be submitted. - */ - submit(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; - [name: string]: any; -} - -declare var HTMLFormElement: { - prototype: HTMLFormElement; - new(): HTMLFormElement; -} - -interface HTMLFrameElementEventMap extends HTMLElementEventMap { - "load": Event; -} - -interface HTMLFrameElement extends HTMLElement, GetSVGDocument { + * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. + */ + formNoValidate: string; /** - * Specifies the properties of a border drawn around an object. - */ - border: string; + * Overrides the target attribute on a form element. + */ + formTarget: string; /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; + * Sets or retrieves the height of the object. + */ + height: string; /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * Sets or retrieves the width of the border to draw around the object. + */ + hspace: number; + indeterminate: boolean; /** - * Retrieves the object of the specified. - */ - readonly contentWindow: Window; + * Specifies the ID of a pre-defined datalist of options for an input element. + */ + readonly list: HTMLElement; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Defines the maximum acceptable value for an input element with type="number".When used with the min and step attributes, lets you control the range and increment (such as only even numbers) that the user can enter into an input field. + */ + max: string; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; + * Sets or retrieves the maximum number of characters that the user can enter in a text control. + */ + maxLength: number; /** - * Sets or retrieves the height of the object. - */ - height: string | number; + * Defines the minimum acceptable value for an input element with type="number". When used with the max and step attributes, lets you control the range and increment (such as even numbers only) that the user can enter into an input field. + */ + min: string; /** - * Sets or retrieves a URI to a long description of the object. - */ - longDesc: string; + * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. + */ + multiple: boolean; /** - * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. - */ - marginHeight: string; + * Sets or retrieves the name of the object. + */ + name: string; /** - * Sets or retrieves the left and right margin widths before displaying the text in a frame. - */ - marginWidth: string; + * Gets or sets a string containing a regular expression that the user's input must match. + */ + pattern: string; /** - * Sets or retrieves the frame name. - */ - name: string; + * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. + */ + placeholder: string; + readOnly: boolean; /** - * Sets or retrieves whether the user can resize the frame. - */ - noResize: boolean; + * When present, marks an element that can't be submitted without a value. + */ + required: boolean; + selectionDirection: string; /** - * Raised when the object has been completely received from the server. - */ - onload: (this: HTMLFrameElement, ev: Event) => any; + * Gets or sets the end position or offset of a text selection. + */ + selectionEnd: number; /** - * Sets or retrieves whether the frame can be scrolled. - */ - scrolling: string; + * Gets or sets the starting position or offset of a text selection. + */ + selectionStart: number; + size: number; /** - * Sets or retrieves a URL to be loaded by the object. - */ + * The address or URL of the a media resource that is to be considered. + */ src: string; + status: boolean; /** - * Sets or retrieves the width of the object. - */ - width: string | number; - addEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFrameElement: { - prototype: HTMLFrameElement; - new(): HTMLFrameElement; -} - -interface HTMLFrameSetElementEventMap extends HTMLElementEventMap { - "beforeprint": Event; - "beforeunload": BeforeUnloadEvent; - "blur": FocusEvent; - "error": ErrorEvent; - "focus": FocusEvent; - "hashchange": HashChangeEvent; - "load": Event; - "message": MessageEvent; - "offline": Event; - "online": Event; - "orientationchange": Event; - "pagehide": PageTransitionEvent; - "pageshow": PageTransitionEvent; - "resize": UIEvent; - "storage": StorageEvent; - "unload": Event; -} - -interface HTMLFrameSetElement extends HTMLElement { - border: string; + * Defines an increment or jump between values that you want to allow the user to enter. When used with the max and min attributes, lets you control the range and increment (for example, allow only even numbers) that the user can enter into an input field. + */ + step: string; + /** + * Returns the content type of the object. + */ + type: string; /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ + useMap: string; /** - * Sets or retrieves the frame widths of the object. - */ - cols: string; + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; - name: string; - onafterprint: (this: HTMLFrameSetElement, ev: Event) => any; - onbeforeprint: (this: HTMLFrameSetElement, ev: Event) => any; - onbeforeunload: (this: HTMLFrameSetElement, ev: BeforeUnloadEvent) => any; + * Returns the value of the data at the cursor's current position. + */ + value: string; + valueAsDate: Date; /** - * Fires when the object loses the input focus. - */ - onblur: (this: HTMLFrameSetElement, ev: FocusEvent) => any; - onerror: (this: HTMLFrameSetElement, ev: ErrorEvent) => any; + * Returns the input field value as a number. + */ + valueAsNumber: number; /** - * Fires when the object receives focus. - */ - onfocus: (this: HTMLFrameSetElement, ev: FocusEvent) => any; - onhashchange: (this: HTMLFrameSetElement, ev: HashChangeEvent) => any; - onload: (this: HTMLFrameSetElement, ev: Event) => any; - onmessage: (this: HTMLFrameSetElement, ev: MessageEvent) => any; - onoffline: (this: HTMLFrameSetElement, ev: Event) => any; - ononline: (this: HTMLFrameSetElement, ev: Event) => any; - onorientationchange: (this: HTMLFrameSetElement, ev: Event) => any; - onpagehide: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; - onpageshow: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; - onresize: (this: HTMLFrameSetElement, ev: UIEvent) => any; - onstorage: (this: HTMLFrameSetElement, ev: StorageEvent) => any; - onunload: (this: HTMLFrameSetElement, ev: Event) => any; + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; + webkitdirectory: boolean; /** - * Sets or retrieves the frame heights of the object. - */ - rows: string; - addEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFrameSetElement: { - prototype: HTMLFrameSetElement; - new(): HTMLFrameSetElement; -} - -interface HTMLHRElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { + * Sets or retrieves the width of the object. + */ + width: string; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; + minLength: number; /** - * Sets or retrieves whether the horizontal rule is drawn with 3-D shading. - */ - noShade: boolean; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Sets or retrieves the width of the object. - */ - width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Makes the selection equal to the current object. + */ + select(): void; + /** + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + /** + * Sets the start and end positions of a selection in a text field. + * @param start The offset into the text field for the start of the selection. + * @param end The offset into the text field for the end of the selection. + */ + setSelectionRange(start?: number, end?: number, direction?: string): void; + /** + * Decrements a range input control's value by the value given by the Step attribute. If the optional parameter is used, it will decrement the input control's step value multiplied by the parameter's value. + * @param n Value to decrement the value by. + */ + stepDown(n?: number): void; + /** + * Increments a range input control's value by the value given by the Step attribute. If the optional parameter is used, will increment the input control's value by that value. + * @param n Value to increment the value by. + */ + stepUp(n?: number): void; + addEventListener(type: K, listener: (this: HTMLInputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLInputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHRElement: { - prototype: HTMLHRElement; - new(): HTMLHRElement; -} +declare var HTMLInputElement: { + prototype: HTMLInputElement; + new(): HTMLInputElement; +}; -interface HTMLHeadElement extends HTMLElement { - profile: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLLabelElement extends HTMLElement { + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + /** + * Sets or retrieves the object to which the given label object is assigned. + */ + htmlFor: string; + addEventListener(type: K, listener: (this: HTMLLabelElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLabelElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHeadElement: { - prototype: HTMLHeadElement; - new(): HTMLHeadElement; -} +declare var HTMLLabelElement: { + prototype: HTMLLabelElement; + new(): HTMLLabelElement; +}; -interface HTMLHeadingElement extends HTMLElement { +interface HTMLLegendElement extends HTMLElement { /** - * Sets or retrieves a value that indicates the table alignment. - */ + * Retrieves a reference to the form that the object is embedded in. + */ align: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + addEventListener(type: K, listener: (this: HTMLLegendElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLegendElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHeadingElement: { - prototype: HTMLHeadingElement; - new(): HTMLHeadingElement; -} +declare var HTMLLegendElement: { + prototype: HTMLLegendElement; + new(): HTMLLegendElement; +}; -interface HTMLHtmlElement extends HTMLElement { +interface HTMLLIElement extends HTMLElement { + type: string; /** - * Sets or retrieves the DTD version that governs the current document. - */ - version: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the value of a list item. + */ + value: number; + addEventListener(type: K, listener: (this: HTMLLIElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLIElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHtmlElement: { - prototype: HTMLHtmlElement; - new(): HTMLHtmlElement; -} - -interface HTMLIFrameElementEventMap extends HTMLElementEventMap { - "load": Event; -} +declare var HTMLLIElement: { + prototype: HTMLLIElement; + new(): HTMLLIElement; +}; -interface HTMLIFrameElement extends HTMLElement, GetSVGDocument { - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - allowFullscreen: boolean; - /** - * Specifies the properties of a border drawn around an object. - */ - border: string; +interface HTMLLinkElement extends HTMLElement, LinkStyle { /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; + disabled: boolean; /** - * Retrieves the object of the specified. - */ - readonly contentWindow: Window; + * Sets or retrieves a destination URL or an anchor point. + */ + href: string; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Sets or retrieves the language code of the object. + */ + hreflang: string; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; + * Sets or retrieves the media type. + */ + media: string; /** - * Sets or retrieves the height of the object. - */ - height: string; + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rel: string; /** - * Sets or retrieves the horizontal margin for the object. - */ - hspace: number; + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rev: string; /** - * Sets or retrieves a URI to a long description of the object. - */ - longDesc: string; + * Sets or retrieves the window or frame at which to target content. + */ + target: string; /** - * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. - */ - marginHeight: string; + * Sets or retrieves the MIME type of the object. + */ + type: string; + import?: Document; + integrity: string; + addEventListener(type: K, listener: (this: HTMLLinkElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLinkElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLLinkElement: { + prototype: HTMLLinkElement; + new(): HTMLLinkElement; +}; + +interface HTMLMapElement extends HTMLElement { /** - * Sets or retrieves the left and right margin widths before displaying the text in a frame. - */ - marginWidth: string; + * Retrieves a collection of the area objects defined for the given map object. + */ + readonly areas: HTMLAreasCollection; /** - * Sets or retrieves the frame name. - */ + * Sets or retrieves the name of the object. + */ name: string; - /** - * Sets or retrieves whether the user can resize the frame. - */ - noResize: boolean; - /** - * Raised when the object has been completely received from the server. - */ - onload: (this: HTMLIFrameElement, ev: Event) => any; - readonly sandbox: DOMSettableTokenList; - /** - * Sets or retrieves whether the frame can be scrolled. - */ - scrolling: string; - /** - * Sets or retrieves a URL to be loaded by the object. - */ - src: string; - /** - * Sets or retrieves the vertical margin for the object. - */ + addEventListener(type: K, listener: (this: HTMLMapElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMapElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMapElement: { + prototype: HTMLMapElement; + new(): HTMLMapElement; +}; + +interface HTMLMarqueeElementEventMap extends HTMLElementEventMap { + "bounce": Event; + "finish": Event; + "start": Event; +} + +interface HTMLMarqueeElement extends HTMLElement { + behavior: string; + bgColor: any; + direction: string; + height: string; + hspace: number; + loop: number; + onbounce: (this: HTMLMarqueeElement, ev: Event) => any; + onfinish: (this: HTMLMarqueeElement, ev: Event) => any; + onstart: (this: HTMLMarqueeElement, ev: Event) => any; + scrollAmount: number; + scrollDelay: number; + trueSpeed: boolean; vspace: number; - /** - * Sets or retrieves the width of the object. - */ width: string; - addEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; + start(): void; + stop(): void; + addEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLIFrameElement: { - prototype: HTMLIFrameElement; - new(): HTMLIFrameElement; +declare var HTMLMarqueeElement: { + prototype: HTMLMarqueeElement; + new(): HTMLMarqueeElement; +}; + +interface HTMLMediaElementEventMap extends HTMLElementEventMap { + "encrypted": MediaEncryptedEvent; + "msneedkey": MSMediaKeyNeededEvent; } -interface HTMLImageElement extends HTMLElement { +interface HTMLMediaElement extends HTMLElement { /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Returns an AudioTrackList object with the audio tracks for a given video element. + */ + readonly audioTracks: AudioTrackList; /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; + * Gets or sets a value that indicates whether to start playing the media automatically. + */ + autoplay: boolean; /** - * Specifies the properties of a border drawn around an object. - */ - border: string; + * Gets a collection of buffered time ranges. + */ + readonly buffered: TimeRanges; /** - * Retrieves whether the object is fully loaded. - */ - readonly complete: boolean; - crossOrigin: string; + * Gets or sets a flag that indicates whether the client provides a set of controls for the media (in case the developer does not include controls for the player). + */ + controls: boolean; + crossOrigin: string | null; + /** + * Gets the address or URL of the current media resource that is selected by IHTMLMediaElement. + */ readonly currentSrc: string; /** - * Sets or retrieves the height of the object. - */ - height: number; + * Gets or sets the current playback position, in seconds. + */ + currentTime: number; + defaultMuted: boolean; /** - * Sets or retrieves the width of the border to draw around the object. - */ - hspace: number; + * Gets or sets the default playback rate when the user is not using fast forward or reverse for a video or audio resource. + */ + defaultPlaybackRate: number; /** - * Sets or retrieves whether the image is a server-side image map. - */ - isMap: boolean; + * Returns the duration in seconds of the current media resource. A NaN value is returned if duration is not available, or Infinity if the media resource is streaming. + */ + readonly duration: number; /** - * Sets or retrieves a Uniform Resource Identifier (URI) to a long description of the object. - */ - longDesc: string; - lowsrc: string; + * Gets information about whether the playback has ended or not. + */ + readonly ended: boolean; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ + * Returns an object representing the current error state of the audio or video element. + */ + readonly error: MediaError; + /** + * Gets or sets a flag to specify whether playback should restart after it completes. + */ + loop: boolean; + readonly mediaKeys: MediaKeys | null; + /** + * Specifies the purpose of the audio or video media, such as background audio or alerts. + */ + msAudioCategory: string; + /** + * Specifies the output device id that the audio will be sent to. + */ + msAudioDeviceType: string; + readonly msGraphicsTrustStatus: MSGraphicsTrust; + /** + * Gets the MSMediaKeys object, which is used for decrypting media data, that is associated with this media element. + */ + readonly msKeys: MSMediaKeys; + /** + * Gets or sets whether the DLNA PlayTo device is available. + */ msPlayToDisabled: boolean; + /** + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ msPlayToPreferredSourceUri: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ + * Gets or sets the primary DLNA PlayTo device. + */ msPlayToPrimary: boolean; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ + * Gets the source associated with the media element for use by the PlayToManager. + */ readonly msPlayToSource: any; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Specifies whether or not to enable low-latency playback on the media element. + */ + msRealTime: boolean; /** - * The original height of the image resource before sizing. - */ - readonly naturalHeight: number; + * Gets or sets a flag that indicates whether the audio (either audio or the audio track on video media) is muted. + */ + muted: boolean; /** - * The original width of the image resource before sizing. - */ - readonly naturalWidth: number; - sizes: string; + * Gets the current network activity for the element. + */ + readonly networkState: number; + onencrypted: (this: HTMLMediaElement, ev: MediaEncryptedEvent) => any; + onmsneedkey: (this: HTMLMediaElement, ev: MSMediaKeyNeededEvent) => any; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcset: string; + * Gets a flag that specifies whether playback is paused. + */ + readonly paused: boolean; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ - useMap: string; + * Gets or sets the current rate of speed for the media resource to play. This speed is expressed as a multiple of the normal speed of the media resource. + */ + playbackRate: number; /** - * Sets or retrieves the vertical margin for the object. - */ - vspace: number; + * Gets TimeRanges for the current media resource that has been played. + */ + readonly played: TimeRanges; /** - * Sets or retrieves the width of the object. - */ - width: number; - readonly x: number; - readonly y: number; - msGetAsCastingSource(): any; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLImageElement: { - prototype: HTMLImageElement; - new(): HTMLImageElement; - create(): HTMLImageElement; -} - -interface HTMLInputElement extends HTMLElement { + * Gets or sets the current playback position, in seconds. + */ + preload: string; + readyState: number; /** - * Sets or retrieves a comma-separated list of content types. - */ - accept: string; + * Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked. + */ + readonly seekable: TimeRanges; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Gets a flag that indicates whether the the client is currently moving to a new playback position in the media resource. + */ + readonly seeking: boolean; /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcObject: MediaStream | null; + readonly textTracks: TextTrackList; + readonly videoTracks: VideoTrackList; /** - * Specifies whether autocomplete is applied to an editable text field. - */ - autocomplete: string; + * Gets or sets the volume level for audio portions of the media element. + */ + volume: number; + addTextTrack(kind: string, label?: string, language?: string): TextTrack; /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; + * Returns a string that specifies whether the client can play a given media resource type. + */ + canPlayType(type: string): string; /** - * Sets or retrieves the width of the border to draw around the object. - */ - border: string; + * Resets the audio or video object and loads a new media resource. + */ + load(): void; /** - * Sets or retrieves the state of the check box or radio button. - */ - checked: boolean; + * Clears all effects from the media pipeline. + */ + msClearEffects(): void; + msGetAsCastingSource(): any; /** - * Retrieves whether the object is fully loaded. - */ - readonly complete: boolean; + * Inserts the specified audio effect into media pipeline. + */ + msInsertAudioEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; + msSetMediaKeys(mediaKeys: MSMediaKeys): void; /** - * Sets or retrieves the state of the check box or radio button. - */ - defaultChecked: boolean; + * Specifies the media protection manager for a given media pipeline. + */ + msSetMediaProtectionManager(mediaProtectionManager?: any): void; /** - * Sets or retrieves the initial contents of the object. - */ - defaultValue: string; - disabled: boolean; + * Pauses the current playback and sets paused to TRUE. This can be used to test whether the media is playing or paused. You can also use the pause or play events to tell whether the media is playing or not. + */ + pause(): void; /** - * Returns a FileList object on a file type input object. - */ - readonly files: FileList | null; + * Loads and starts playback of a media resource. + */ + play(): Promise; + setMediaKeys(mediaKeys: MediaKeys | null): Promise; + readonly HAVE_CURRENT_DATA: number; + readonly HAVE_ENOUGH_DATA: number; + readonly HAVE_FUTURE_DATA: number; + readonly HAVE_METADATA: number; + readonly HAVE_NOTHING: number; + readonly NETWORK_EMPTY: number; + readonly NETWORK_IDLE: number; + readonly NETWORK_LOADING: number; + readonly NETWORK_NO_SOURCE: number; + addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMediaElement: { + prototype: HTMLMediaElement; + new(): HTMLMediaElement; + readonly HAVE_CURRENT_DATA: number; + readonly HAVE_ENOUGH_DATA: number; + readonly HAVE_FUTURE_DATA: number; + readonly HAVE_METADATA: number; + readonly HAVE_NOTHING: number; + readonly NETWORK_EMPTY: number; + readonly NETWORK_IDLE: number; + readonly NETWORK_LOADING: number; + readonly NETWORK_NO_SOURCE: number; +}; + +interface HTMLMenuElement extends HTMLElement { + compact: boolean; + type: string; + addEventListener(type: K, listener: (this: HTMLMenuElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMenuElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMenuElement: { + prototype: HTMLMenuElement; + new(): HTMLMenuElement; +}; + +interface HTMLMetaElement extends HTMLElement { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; /** - * Overrides the action attribute (where the data on a form is sent) on the parent form element. - */ - formAction: string; + * Gets or sets meta-information to associate with httpEquiv or name. + */ + content: string; /** - * Used to override the encoding (formEnctype attribute) specified on the form element. - */ - formEnctype: string; + * Gets or sets information used to bind the value of a content attribute of a meta element to an HTTP response header. + */ + httpEquiv: string; /** - * Overrides the submit method attribute previously specified on a form element. - */ - formMethod: string; + * Sets or retrieves the value specified in the content attribute of the meta object. + */ + name: string; + /** + * Sets or retrieves a scheme to be used in interpreting the value of a property specified for the object. + */ + scheme: string; + /** + * Sets or retrieves the URL property that will be loaded after the specified time has elapsed. + */ + url: string; + addEventListener(type: K, listener: (this: HTMLMetaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMetaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMetaElement: { + prototype: HTMLMetaElement; + new(): HTMLMetaElement; +}; + +interface HTMLMeterElement extends HTMLElement { + high: number; + low: number; + max: number; + min: number; + optimum: number; + value: number; + addEventListener(type: K, listener: (this: HTMLMeterElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMeterElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMeterElement: { + prototype: HTMLMeterElement; + new(): HTMLMeterElement; +}; + +interface HTMLModElement extends HTMLElement { + /** + * Sets or retrieves reference information about the object. + */ + cite: string; + /** + * Sets or retrieves the date and time of a modification to the object. + */ + dateTime: string; + addEventListener(type: K, listener: (this: HTMLModElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLModElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLModElement: { + prototype: HTMLModElement; + new(): HTMLModElement; +}; + +interface HTMLObjectElement extends HTMLElement, GetSVGDocument { + align: string; /** - * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. - */ - formNoValidate: string; + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; /** - * Overrides the target attribute on a form element. - */ - formTarget: string; + * Gets or sets the optional alternative HTML script to execute if the object fails to load. + */ + altHtml: string; /** - * Sets or retrieves the height of the object. - */ - height: string; + * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. + */ + archive: string; /** - * Sets or retrieves the width of the border to draw around the object. - */ - hspace: number; - indeterminate: boolean; + * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. + */ + readonly BaseHref: string; + border: string; /** - * Specifies the ID of a pre-defined datalist of options for an input element. - */ - readonly list: HTMLElement; + * Sets or retrieves the URL of the file containing the compiled Java class. + */ + code: string; /** - * Defines the maximum acceptable value for an input element with type="number".When used with the min and step attributes, lets you control the range and increment (such as only even numbers) that the user can enter into an input field. - */ - max: string; + * Sets or retrieves the URL of the component. + */ + codeBase: string; /** - * Sets or retrieves the maximum number of characters that the user can enter in a text control. - */ - maxLength: number; + * Sets or retrieves the Internet media type for the code associated with the object. + */ + codeType: string; /** - * Defines the minimum acceptable value for an input element with type="number". When used with the max and step attributes, lets you control the range and increment (such as even numbers only) that the user can enter into an input field. - */ - min: string; + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; /** - * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. - */ - multiple: boolean; + * Sets or retrieves the URL that references the data of the object. + */ + data: string; + declare: boolean; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Gets or sets a string containing a regular expression that the user's input must match. - */ - pattern: string; + * Sets or retrieves the height of the object. + */ + height: string; + hspace: number; /** - * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. - */ - placeholder: string; - readOnly: boolean; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; /** - * When present, marks an element that can't be submitted without a value. - */ - required: boolean; - selectionDirection: string; + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ + msPlayToPreferredSourceUri: string; /** - * Gets or sets the end position or offset of a text selection. - */ - selectionEnd: number; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Gets or sets the starting position or offset of a text selection. - */ - selectionStart: number; - size: number; + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - status: boolean; + * Sets or retrieves the name of the object. + */ + name: string; + readonly readyState: number; /** - * Defines an increment or jump between values that you want to allow the user to enter. When used with the max and min attributes, lets you control the range and increment (for example, allow only even numbers) that the user can enter into an input field. - */ - step: string; + * Sets or retrieves a message to be displayed while an object is loading. + */ + standby: string; /** - * Returns the content type of the object. - */ + * Sets or retrieves the MIME type of the object. + */ type: string; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ useMap: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ readonly validationMessage: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ + * Returns a ValidityState object that represents the validity states of an element. + */ readonly validity: ValidityState; - /** - * Returns the value of the data at the cursor's current position. - */ - value: string; - valueAsDate: Date; - /** - * Returns the input field value as a number. - */ - valueAsNumber: number; - /** - * Sets or retrieves the vertical margin for the object. - */ vspace: number; - webkitdirectory: boolean; /** - * Sets or retrieves the width of the object. - */ + * Sets or retrieves the width of the object. + */ width: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ readonly willValidate: boolean; - minLength: number; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ + * Returns whether a form will validate when it is submitted, without having to submit it. + */ checkValidity(): boolean; /** - * Makes the selection equal to the current object. - */ - select(): void; - /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ setCustomValidity(error: string): void; - /** - * Sets the start and end positions of a selection in a text field. - * @param start The offset into the text field for the start of the selection. - * @param end The offset into the text field for the end of the selection. - */ - setSelectionRange(start?: number, end?: number, direction?: string): void; - /** - * Decrements a range input control's value by the value given by the Step attribute. If the optional parameter is used, it will decrement the input control's step value multiplied by the parameter's value. - * @param n Value to decrement the value by. - */ - stepDown(n?: number): void; - /** - * Increments a range input control's value by the value given by the Step attribute. If the optional parameter is used, will increment the input control's value by that value. - * @param n Value to increment the value by. - */ - stepUp(n?: number): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLObjectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLObjectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLInputElement: { - prototype: HTMLInputElement; - new(): HTMLInputElement; -} +declare var HTMLObjectElement: { + prototype: HTMLObjectElement; + new(): HTMLObjectElement; +}; -interface HTMLLIElement extends HTMLElement { - type: string; +interface HTMLOListElement extends HTMLElement { + compact: boolean; /** - * Sets or retrieves the value of a list item. - */ - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * The starting number. + */ + start: number; + type: string; + addEventListener(type: K, listener: (this: HTMLOListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLIElement: { - prototype: HTMLLIElement; - new(): HTMLLIElement; -} +declare var HTMLOListElement: { + prototype: HTMLOListElement; + new(): HTMLOListElement; +}; -interface HTMLLabelElement extends HTMLElement { +interface HTMLOptGroupElement extends HTMLElement { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the status of an option. + */ + defaultSelected: boolean; + disabled: boolean; /** - * Sets or retrieves the object to which the given label object is assigned. - */ - htmlFor: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLLabelElement: { - prototype: HTMLLabelElement; - new(): HTMLLabelElement; -} - -interface HTMLLegendElement extends HTMLElement { + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Retrieves a reference to the form that the object is embedded in. - */ - align: string; + * Sets or retrieves the ordinal position of an option in a list box. + */ + readonly index: number; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves a value that you can use to implement your own label functionality for the object. + */ + label: string; + /** + * Sets or retrieves whether the option in the list box is the default item. + */ + selected: boolean; + /** + * Sets or retrieves the text string specified by the option tag. + */ + readonly text: string; + /** + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; + addEventListener(type: K, listener: (this: HTMLOptGroupElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOptGroupElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLegendElement: { - prototype: HTMLLegendElement; - new(): HTMLLegendElement; -} +declare var HTMLOptGroupElement: { + prototype: HTMLOptGroupElement; + new(): HTMLOptGroupElement; +}; -interface HTMLLinkElement extends HTMLElement, LinkStyle { +interface HTMLOptionElement extends HTMLElement { /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; + * Sets or retrieves the status of an option. + */ + defaultSelected: boolean; disabled: boolean; /** - * Sets or retrieves a destination URL or an anchor point. - */ - href: string; - /** - * Sets or retrieves the language code of the object. - */ - hreflang: string; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the media type. - */ - media: string; + * Sets or retrieves the ordinal position of an option in a list box. + */ + readonly index: number; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ - rel: string; + * Sets or retrieves a value that you can use to implement your own label functionality for the object. + */ + label: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ - rev: string; + * Sets or retrieves whether the option in the list box is the default item. + */ + selected: boolean; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; + * Sets or retrieves the text string specified by the option tag. + */ + text: string; /** - * Sets or retrieves the MIME type of the object. - */ - type: string; - import?: Document; - integrity: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; + addEventListener(type: K, listener: (this: HTMLOptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLOptionElement: { + prototype: HTMLOptionElement; + new(): HTMLOptionElement; +}; + +interface HTMLOptionsCollection extends HTMLCollectionOf { + length: number; + selectedIndex: number; + add(element: HTMLOptionElement | HTMLOptGroupElement, before?: HTMLElement | number): void; + remove(index: number): void; +} + +declare var HTMLOptionsCollection: { + prototype: HTMLOptionsCollection; + new(): HTMLOptionsCollection; +}; + +interface HTMLOutputElement extends HTMLElement { + defaultValue: string; + readonly form: HTMLFormElement | null; + readonly htmlFor: DOMSettableTokenList; + name: string; + readonly type: string; + readonly validationMessage: string; + readonly validity: ValidityState; + value: string; + readonly willValidate: boolean; + checkValidity(): boolean; + reportValidity(): boolean; + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLOutputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOutputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLOutputElement: { + prototype: HTMLOutputElement; + new(): HTMLOutputElement; +}; + +interface HTMLParagraphElement extends HTMLElement { + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + clear: string; + addEventListener(type: K, listener: (this: HTMLParagraphElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLParagraphElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLinkElement: { - prototype: HTMLLinkElement; - new(): HTMLLinkElement; -} +declare var HTMLParagraphElement: { + prototype: HTMLParagraphElement; + new(): HTMLParagraphElement; +}; -interface HTMLMapElement extends HTMLElement { - /** - * Retrieves a collection of the area objects defined for the given map object. - */ - readonly areas: HTMLAreasCollection; +interface HTMLParamElement extends HTMLElement { /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the name of an input parameter for an element. + */ name: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + /** + * Sets or retrieves the content type of the resource designated by the value attribute. + */ + type: string; + /** + * Sets or retrieves the value of an input parameter for an element. + */ + value: string; + /** + * Sets or retrieves the data type of the value attribute. + */ + valueType: string; + addEventListener(type: K, listener: (this: HTMLParamElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLParamElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMapElement: { - prototype: HTMLMapElement; - new(): HTMLMapElement; -} - -interface HTMLMarqueeElementEventMap extends HTMLElementEventMap { - "bounce": Event; - "finish": Event; - "start": Event; -} +declare var HTMLParamElement: { + prototype: HTMLParamElement; + new(): HTMLParamElement; +}; -interface HTMLMarqueeElement extends HTMLElement { - behavior: string; - bgColor: any; - direction: string; - height: string; - hspace: number; - loop: number; - onbounce: (this: HTMLMarqueeElement, ev: Event) => any; - onfinish: (this: HTMLMarqueeElement, ev: Event) => any; - onstart: (this: HTMLMarqueeElement, ev: Event) => any; - scrollAmount: number; - scrollDelay: number; - trueSpeed: boolean; - vspace: number; - width: string; - start(): void; - stop(): void; - addEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLPictureElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLPictureElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLPictureElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMarqueeElement: { - prototype: HTMLMarqueeElement; - new(): HTMLMarqueeElement; -} +declare var HTMLPictureElement: { + prototype: HTMLPictureElement; + new(): HTMLPictureElement; +}; -interface HTMLMediaElementEventMap extends HTMLElementEventMap { - "encrypted": MediaEncryptedEvent; - "msneedkey": MSMediaKeyNeededEvent; +interface HTMLPreElement extends HTMLElement { + /** + * Sets or gets a value that you can use to implement your own width functionality for the object. + */ + width: number; + addEventListener(type: K, listener: (this: HTMLPreElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLPreElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLMediaElement extends HTMLElement { - /** - * Returns an AudioTrackList object with the audio tracks for a given video element. - */ - readonly audioTracks: AudioTrackList; - /** - * Gets or sets a value that indicates whether to start playing the media automatically. - */ - autoplay: boolean; - /** - * Gets a collection of buffered time ranges. - */ - readonly buffered: TimeRanges; - /** - * Gets or sets a flag that indicates whether the client provides a set of controls for the media (in case the developer does not include controls for the player). - */ - controls: boolean; - crossOrigin: string; - /** - * Gets the address or URL of the current media resource that is selected by IHTMLMediaElement. - */ - readonly currentSrc: string; - /** - * Gets or sets the current playback position, in seconds. - */ - currentTime: number; - defaultMuted: boolean; +declare var HTMLPreElement: { + prototype: HTMLPreElement; + new(): HTMLPreElement; +}; + +interface HTMLProgressElement extends HTMLElement { /** - * Gets or sets the default playback rate when the user is not using fast forward or reverse for a video or audio resource. - */ - defaultPlaybackRate: number; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Returns the duration in seconds of the current media resource. A NaN value is returned if duration is not available, or Infinity if the media resource is streaming. - */ - readonly duration: number; + * Defines the maximum, or "done" value for a progress element. + */ + max: number; /** - * Gets information about whether the playback has ended or not. - */ - readonly ended: boolean; + * Returns the quotient of value/max when the value attribute is set (determinate progress bar), or -1 when the value attribute is missing (indeterminate progress bar). + */ + readonly position: number; /** - * Returns an object representing the current error state of the audio or video element. - */ - readonly error: MediaError; + * Sets or gets the current value of a progress element. The value must be a non-negative number between 0 and the max value. + */ + value: number; + addEventListener(type: K, listener: (this: HTMLProgressElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLProgressElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLProgressElement: { + prototype: HTMLProgressElement; + new(): HTMLProgressElement; +}; + +interface HTMLQuoteElement extends HTMLElement { /** - * Gets or sets a flag to specify whether playback should restart after it completes. - */ - loop: boolean; - readonly mediaKeys: MediaKeys | null; + * Sets or retrieves reference information about the object. + */ + cite: string; + addEventListener(type: K, listener: (this: HTMLQuoteElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLQuoteElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLQuoteElement: { + prototype: HTMLQuoteElement; + new(): HTMLQuoteElement; +}; + +interface HTMLScriptElement extends HTMLElement { + async: boolean; /** - * Specifies the purpose of the audio or video media, such as background audio or alerts. - */ - msAudioCategory: string; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; + crossOrigin: string | null; /** - * Specifies the output device id that the audio will be sent to. - */ - msAudioDeviceType: string; - readonly msGraphicsTrustStatus: MSGraphicsTrust; + * Sets or retrieves the status of the script. + */ + defer: boolean; /** - * Gets the MSMediaKeys object, which is used for decrypting media data, that is associated with this media element. - */ - readonly msKeys: MSMediaKeys; + * Sets or retrieves the event for which the script is written. + */ + event: string; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Sets or retrieves the object that is bound to the event script. + */ + htmlFor: string; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; + * Retrieves the URL to an external file that contains the source code or data. + */ + src: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Retrieves or sets the text of the object as a string. + */ + text: string; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Sets or retrieves the MIME type for the associated scripting engine. + */ + type: string; + integrity: string; + addEventListener(type: K, listener: (this: HTMLScriptElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLScriptElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLScriptElement: { + prototype: HTMLScriptElement; + new(): HTMLScriptElement; +}; + +interface HTMLSelectElement extends HTMLElement { /** - * Specifies whether or not to enable low-latency playback on the media element. - */ - msRealTime: boolean; + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; + disabled: boolean; /** - * Gets or sets a flag that indicates whether the audio (either audio or the audio track on video media) is muted. - */ - muted: boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Gets the current network activity for the element. - */ - readonly networkState: number; - onencrypted: (this: HTMLMediaElement, ev: MediaEncryptedEvent) => any; - onmsneedkey: (this: HTMLMediaElement, ev: MSMediaKeyNeededEvent) => any; + * Sets or retrieves the number of objects in a collection. + */ + length: number; /** - * Gets a flag that specifies whether playback is paused. - */ - readonly paused: boolean; + * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. + */ + multiple: boolean; /** - * Gets or sets the current rate of speed for the media resource to play. This speed is expressed as a multiple of the normal speed of the media resource. - */ - playbackRate: number; + * Sets or retrieves the name of the object. + */ + name: string; + readonly options: HTMLOptionsCollection; /** - * Gets TimeRanges for the current media resource that has been played. - */ - readonly played: TimeRanges; + * When present, marks an element that can't be submitted without a value. + */ + required: boolean; /** - * Gets or sets the current playback position, in seconds. - */ - preload: string; - readyState: number; + * Sets or retrieves the index of the selected option in a select object. + */ + selectedIndex: number; + selectedOptions: HTMLCollectionOf; /** - * Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked. - */ - readonly seekable: TimeRanges; + * Sets or retrieves the number of rows in the list box. + */ + size: number; /** - * Gets a flag that indicates whether the the client is currently moving to a new playback position in the media resource. - */ - readonly seeking: boolean; + * Retrieves the type of select control based on the value of the MULTIPLE attribute. + */ + readonly type: string; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcObject: MediaStream | null; - readonly textTracks: TextTrackList; - readonly videoTracks: VideoTrackList; + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * Gets or sets the volume level for audio portions of the media element. - */ - volume: number; - addTextTrack(kind: string, label?: string, language?: string): TextTrack; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Returns a string that specifies whether the client can play a given media resource type. - */ - canPlayType(type: string): string; + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; /** - * Resets the audio or video object and loads a new media resource. - */ - load(): void; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Clears all effects from the media pipeline. - */ - msClearEffects(): void; - msGetAsCastingSource(): any; + * Adds an element to the areas, controlRange, or options collection. + * @param element Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection. + * @param before Variant of type Object that specifies an element to insert before, or null to append the object to the collection. + */ + add(element: HTMLElement, before?: HTMLElement | number): void; /** - * Inserts the specified audio effect into media pipeline. - */ - msInsertAudioEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; - msSetMediaKeys(mediaKeys: MSMediaKeys): void; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Specifies the media protection manager for a given media pipeline. - */ - msSetMediaProtectionManager(mediaProtectionManager?: any): void; + * Retrieves a select object or an object from an options collection. + * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is an integer, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. + * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. + */ + item(name?: any, index?: any): any; /** - * Pauses the current playback and sets paused to TRUE. This can be used to test whether the media is playing or paused. You can also use the pause or play events to tell whether the media is playing or not. - */ - pause(): void; + * Retrieves a select object or an object from an options collection. + * @param namedItem A String that specifies the name or id property of the object to retrieve. A collection is returned if more than one match is made. + */ + namedItem(name: string): any; /** - * Loads and starts playback of a media resource. - */ - play(): void; - setMediaKeys(mediaKeys: MediaKeys | null): PromiseLike; - readonly HAVE_CURRENT_DATA: number; - readonly HAVE_ENOUGH_DATA: number; - readonly HAVE_FUTURE_DATA: number; - readonly HAVE_METADATA: number; - readonly HAVE_NOTHING: number; - readonly NETWORK_EMPTY: number; - readonly NETWORK_IDLE: number; - readonly NETWORK_LOADING: number; - readonly NETWORK_NO_SOURCE: number; - addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLMediaElement: { - prototype: HTMLMediaElement; - new(): HTMLMediaElement; - readonly HAVE_CURRENT_DATA: number; - readonly HAVE_ENOUGH_DATA: number; - readonly HAVE_FUTURE_DATA: number; - readonly HAVE_METADATA: number; - readonly HAVE_NOTHING: number; - readonly NETWORK_EMPTY: number; - readonly NETWORK_IDLE: number; - readonly NETWORK_LOADING: number; - readonly NETWORK_NO_SOURCE: number; -} - -interface HTMLMenuElement extends HTMLElement { - compact: boolean; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Removes an element from the collection. + * @param index Number that specifies the zero-based index of the element to remove from the collection. + */ + remove(index?: number): void; + /** + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLSelectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSelectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + [name: string]: any; } -declare var HTMLMenuElement: { - prototype: HTMLMenuElement; - new(): HTMLMenuElement; -} +declare var HTMLSelectElement: { + prototype: HTMLSelectElement; + new(): HTMLSelectElement; +}; -interface HTMLMetaElement extends HTMLElement { - /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; - /** - * Gets or sets meta-information to associate with httpEquiv or name. - */ - content: string; - /** - * Gets or sets information used to bind the value of a content attribute of a meta element to an HTTP response header. - */ - httpEquiv: string; +interface HTMLSourceElement extends HTMLElement { /** - * Sets or retrieves the value specified in the content attribute of the meta object. - */ - name: string; + * Gets or sets the intended media type of the media source. + */ + media: string; + msKeySystem: string; + sizes: string; /** - * Sets or retrieves a scheme to be used in interpreting the value of a property specified for the object. - */ - scheme: string; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcset: string; /** - * Sets or retrieves the URL property that will be loaded after the specified time has elapsed. - */ - url: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Gets or sets the MIME type of a media resource. + */ + type: string; + addEventListener(type: K, listener: (this: HTMLSourceElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSourceElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMetaElement: { - prototype: HTMLMetaElement; - new(): HTMLMetaElement; -} +declare var HTMLSourceElement: { + prototype: HTMLSourceElement; + new(): HTMLSourceElement; +}; -interface HTMLMeterElement extends HTMLElement { - high: number; - low: number; - max: number; - min: number; - optimum: number; - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLSpanElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLSpanElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSpanElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMeterElement: { - prototype: HTMLMeterElement; - new(): HTMLMeterElement; -} +declare var HTMLSpanElement: { + prototype: HTMLSpanElement; + new(): HTMLSpanElement; +}; -interface HTMLModElement extends HTMLElement { +interface HTMLStyleElement extends HTMLElement, LinkStyle { + disabled: boolean; /** - * Sets or retrieves reference information about the object. - */ - cite: string; + * Sets or retrieves the media type. + */ + media: string; /** - * Sets or retrieves the date and time of a modification to the object. - */ - dateTime: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves the CSS language in which the style sheet is written. + */ + type: string; + addEventListener(type: K, listener: (this: HTMLStyleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLStyleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLModElement: { - prototype: HTMLModElement; - new(): HTMLModElement; -} +declare var HTMLStyleElement: { + prototype: HTMLStyleElement; + new(): HTMLStyleElement; +}; -interface HTMLOListElement extends HTMLElement { - compact: boolean; +interface HTMLTableCaptionElement extends HTMLElement { /** - * The starting number. - */ - start: number; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the alignment of the caption or legend. + */ + align: string; + /** + * Sets or retrieves whether the caption appears at the top or bottom of the table. + */ + vAlign: string; + addEventListener(type: K, listener: (this: HTMLTableCaptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableCaptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLOListElement: { - prototype: HTMLOListElement; - new(): HTMLOListElement; -} +declare var HTMLTableCaptionElement: { + prototype: HTMLTableCaptionElement; + new(): HTMLTableCaptionElement; +}; -interface HTMLObjectElement extends HTMLElement, GetSVGDocument { - /** - * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. - */ - readonly BaseHref: string; - align: string; - /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; - /** - * Gets or sets the optional alternative HTML script to execute if the object fails to load. - */ - altHtml: string; - /** - * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. - */ - archive: string; - border: string; - /** - * Sets or retrieves the URL of the file containing the compiled Java class. - */ - code: string; - /** - * Sets or retrieves the URL of the component. - */ - codeBase: string; +interface HTMLTableCellElement extends HTMLElement, HTMLTableAlignment { /** - * Sets or retrieves the Internet media type for the code associated with the object. - */ - codeType: string; + * Sets or retrieves abbreviated text for the object. + */ + abbr: string; /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the URL that references the data of the object. - */ - data: string; - declare: boolean; + * Sets or retrieves a comma-delimited list of conceptual categories associated with the object. + */ + axis: string; + bgColor: any; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Retrieves the position of the object in the cells collection of a row. + */ + readonly cellIndex: number; /** - * Sets or retrieves the height of the object. - */ - height: string; - hspace: number; + * Sets or retrieves the number columns in the table that the object should span. + */ + colSpan: number; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Sets or retrieves a list of header cells that provide information for the object. + */ + headers: string; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Sets or retrieves whether the browser automatically performs wordwrap. + */ + noWrap: boolean; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Sets or retrieves how many rows in a table the cell should span. + */ + rowSpan: number; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Sets or retrieves the group of cells in a table to which the object's information applies. + */ + scope: string; /** - * Retrieves the contained object. - */ - readonly object: any; - readonly readyState: number; + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLTableCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTableCellElement: { + prototype: HTMLTableCellElement; + new(): HTMLTableCellElement; +}; + +interface HTMLTableColElement extends HTMLElement, HTMLTableAlignment { /** - * Sets or retrieves a message to be displayed while an object is loading. - */ - standby: string; + * Sets or retrieves the alignment of the object relative to the display or table. + */ + align: string; /** - * Sets or retrieves the MIME type of the object. - */ - type: string; + * Sets or retrieves the number of columns in the group. + */ + span: number; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ - useMap: string; + * Sets or retrieves the width of the object. + */ + width: any; + addEventListener(type: K, listener: (this: HTMLTableColElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableColElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTableColElement: { + prototype: HTMLTableColElement; + new(): HTMLTableColElement; +}; + +interface HTMLTableDataCellElement extends HTMLTableCellElement { + addEventListener(type: K, listener: (this: HTMLTableDataCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableDataCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTableDataCellElement: { + prototype: HTMLTableDataCellElement; + new(): HTMLTableDataCellElement; +}; + +interface HTMLTableElement extends HTMLElement { /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; + bgColor: any; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - vspace: number; + * Sets or retrieves the width of the border to draw around the object. + */ + border: string; /** - * Sets or retrieves the width of the object. - */ - width: string; + * Sets or retrieves the border color of the object. + */ + borderColor: any; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Retrieves the caption object of a table. + */ + caption: HTMLTableCaptionElement; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the amount of space between the border of the cell and the content of the cell. + */ + cellPadding: string; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLObjectElement: { - prototype: HTMLObjectElement; - new(): HTMLObjectElement; -} - -interface HTMLOptGroupElement extends HTMLElement { + * Sets or retrieves the amount of space between cells in a table. + */ + cellSpacing: string; /** - * Sets or retrieves the status of an option. - */ - defaultSelected: boolean; - disabled: boolean; + * Sets or retrieves the number of columns in the table. + */ + cols: number; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the way the border frame around the table is displayed. + */ + frame: string; /** - * Sets or retrieves the ordinal position of an option in a list box. - */ - readonly index: number; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Sets or retrieves a value that you can use to implement your own label functionality for the object. - */ - label: string; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: HTMLCollectionOf; /** - * Sets or retrieves whether the option in the list box is the default item. - */ - selected: boolean; + * Sets or retrieves which dividing lines (inner borders) are displayed. + */ + rules: string; /** - * Sets or retrieves the text string specified by the option tag. - */ - readonly text: string; + * Sets or retrieves a description and/or structure of the object. + */ + summary: string; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ - value: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLOptGroupElement: { - prototype: HTMLOptGroupElement; - new(): HTMLOptGroupElement; -} - -interface HTMLOptionElement extends HTMLElement { + * Retrieves a collection of all tBody objects in the table. Objects in this collection are in source order. + */ + tBodies: HTMLCollectionOf; /** - * Sets or retrieves the status of an option. - */ - defaultSelected: boolean; - disabled: boolean; + * Retrieves the tFoot object of the table. + */ + tFoot: HTMLTableSectionElement; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Retrieves the tHead object of the table. + */ + tHead: HTMLTableSectionElement; /** - * Sets or retrieves the ordinal position of an option in a list box. - */ - readonly index: number; + * Sets or retrieves the width of the object. + */ + width: string; /** - * Sets or retrieves a value that you can use to implement your own label functionality for the object. - */ - label: string; + * Creates an empty caption element in the table. + */ + createCaption(): HTMLTableCaptionElement; /** - * Sets or retrieves whether the option in the list box is the default item. - */ - selected: boolean; + * Creates an empty tBody element in the table. + */ + createTBody(): HTMLTableSectionElement; /** - * Sets or retrieves the text string specified by the option tag. - */ - text: string; + * Creates an empty tFoot element in the table. + */ + createTFoot(): HTMLTableSectionElement; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ - value: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLOptionElement: { - prototype: HTMLOptionElement; - new(): HTMLOptionElement; - create(): HTMLOptionElement; -} - -interface HTMLOptionsCollection extends HTMLCollectionOf { - length: number; - selectedIndex: number; - add(element: HTMLOptionElement | HTMLOptGroupElement, before?: HTMLElement | number): void; - remove(index: number): void; -} - -declare var HTMLOptionsCollection: { - prototype: HTMLOptionsCollection; - new(): HTMLOptionsCollection; -} - -interface HTMLParagraphElement extends HTMLElement { + * Returns the tHead element object if successful, or null otherwise. + */ + createTHead(): HTMLTableSectionElement; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - clear: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLParagraphElement: { - prototype: HTMLParagraphElement; - new(): HTMLParagraphElement; -} - -interface HTMLParamElement extends HTMLElement { + * Deletes the caption element and its contents from the table. + */ + deleteCaption(): void; /** - * Sets or retrieves the name of an input parameter for an element. - */ - name: string; + * Removes the specified row (tr) from the element and from the rows collection. + * @param index Number that specifies the zero-based position in the rows collection of the row to remove. + */ + deleteRow(index?: number): void; /** - * Sets or retrieves the content type of the resource designated by the value attribute. - */ - type: string; + * Deletes the tFoot element and its contents from the table. + */ + deleteTFoot(): void; /** - * Sets or retrieves the value of an input parameter for an element. - */ - value: string; + * Deletes the tHead element and its contents from the table. + */ + deleteTHead(): void; /** - * Sets or retrieves the data type of the value attribute. - */ - valueType: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLParamElement: { - prototype: HTMLParamElement; - new(): HTMLParamElement; -} - -interface HTMLPictureElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Creates a new row (tr) in the table, and adds the row to the rows collection. + * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. + */ + insertRow(index?: number): HTMLTableRowElement; + addEventListener(type: K, listener: (this: HTMLTableElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLPictureElement: { - prototype: HTMLPictureElement; - new(): HTMLPictureElement; -} +declare var HTMLTableElement: { + prototype: HTMLTableElement; + new(): HTMLTableElement; +}; -interface HTMLPreElement extends HTMLElement { +interface HTMLTableHeaderCellElement extends HTMLTableCellElement { /** - * Sets or gets a value that you can use to implement your own width functionality for the object. - */ - width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the group of cells in a table to which the object's information applies. + */ + scope: string; + addEventListener(type: K, listener: (this: HTMLTableHeaderCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableHeaderCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLPreElement: { - prototype: HTMLPreElement; - new(): HTMLPreElement; -} +declare var HTMLTableHeaderCellElement: { + prototype: HTMLTableHeaderCellElement; + new(): HTMLTableHeaderCellElement; +}; -interface HTMLProgressElement extends HTMLElement { +interface HTMLTableRowElement extends HTMLElement, HTMLTableAlignment { /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + bgColor: any; /** - * Defines the maximum, or "done" value for a progress element. - */ - max: number; + * Retrieves a collection of all cells in the table row. + */ + cells: HTMLCollectionOf; /** - * Returns the quotient of value/max when the value attribute is set (determinate progress bar), or -1 when the value attribute is missing (indeterminate progress bar). - */ - readonly position: number; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Sets or gets the current value of a progress element. The value must be a non-negative number between 0 and the max value. - */ - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLProgressElement: { - prototype: HTMLProgressElement; - new(): HTMLProgressElement; -} - -interface HTMLQuoteElement extends HTMLElement { + * Retrieves the position of the object in the rows collection for the table. + */ + readonly rowIndex: number; /** - * Sets or retrieves reference information about the object. - */ - cite: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves the position of the object in the collection. + */ + readonly sectionRowIndex: number; + /** + * Removes the specified cell from the table row, as well as from the cells collection. + * @param index Number that specifies the zero-based position of the cell to remove from the table row. If no value is provided, the last cell in the cells collection is deleted. + */ + deleteCell(index?: number): void; + /** + * Creates a new cell in the table row, and adds the cell to the cells collection. + * @param index Number that specifies where to insert the cell in the tr. The default value is -1, which appends the new cell to the end of the cells collection. + */ + insertCell(index?: number): HTMLTableDataCellElement; + addEventListener(type: K, listener: (this: HTMLTableRowElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableRowElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLQuoteElement: { - prototype: HTMLQuoteElement; - new(): HTMLQuoteElement; -} +declare var HTMLTableRowElement: { + prototype: HTMLTableRowElement; + new(): HTMLTableRowElement; +}; -interface HTMLScriptElement extends HTMLElement { - async: boolean; - /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; - /** - * Sets or retrieves the status of the script. - */ - defer: boolean; +interface HTMLTableSectionElement extends HTMLElement, HTMLTableAlignment { /** - * Sets or retrieves the event for which the script is written. - */ - event: string; - /** - * Sets or retrieves the object that is bound to the event script. - */ - htmlFor: string; + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; /** - * Retrieves the URL to an external file that contains the source code or data. - */ - src: string; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: HTMLCollectionOf; /** - * Retrieves or sets the text of the object as a string. - */ - text: string; + * Removes the specified row (tr) from the element and from the rows collection. + * @param index Number that specifies the zero-based position in the rows collection of the row to remove. + */ + deleteRow(index?: number): void; /** - * Sets or retrieves the MIME type for the associated scripting engine. - */ - type: string; - integrity: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Creates a new row (tr) in the table, and adds the row to the rows collection. + * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. + */ + insertRow(index?: number): HTMLTableRowElement; + addEventListener(type: K, listener: (this: HTMLTableSectionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableSectionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLScriptElement: { - prototype: HTMLScriptElement; - new(): HTMLScriptElement; +declare var HTMLTableSectionElement: { + prototype: HTMLTableSectionElement; + new(): HTMLTableSectionElement; +}; + +interface HTMLTemplateElement extends HTMLElement { + readonly content: DocumentFragment; + addEventListener(type: K, listener: (this: HTMLTemplateElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTemplateElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLSelectElement extends HTMLElement { +declare var HTMLTemplateElement: { + prototype: HTMLTemplateElement; + new(): HTMLTemplateElement; +}; + +interface HTMLTextAreaElement extends HTMLElement { /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ autofocus: boolean; - disabled: boolean; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the width of the object. + */ + cols: number; /** - * Sets or retrieves the number of objects in a collection. - */ - length: number; + * Sets or retrieves the initial contents of the object. + */ + defaultValue: string; + disabled: boolean; /** - * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. - */ - multiple: boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the maximum number of characters that the user can enter in a text control. + */ + maxLength: number; + /** + * Sets or retrieves the name of the object. + */ name: string; - readonly options: HTMLOptionsCollection; /** - * When present, marks an element that can't be submitted without a value. - */ + * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. + */ + placeholder: string; + /** + * Sets or retrieves the value indicated whether the content of the object is read-only. + */ + readOnly: boolean; + /** + * When present, marks an element that can't be submitted without a value. + */ required: boolean; /** - * Sets or retrieves the index of the selected option in a select object. - */ - selectedIndex: number; - selectedOptions: HTMLCollectionOf; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: number; /** - * Sets or retrieves the number of rows in the list box. - */ - size: number; + * Gets or sets the end position or offset of a text selection. + */ + selectionEnd: number; /** - * Retrieves the type of select control based on the value of the MULTIPLE attribute. - */ + * Gets or sets the starting position or offset of a text selection. + */ + selectionStart: number; + /** + * Sets or retrieves the value indicating whether the control is selected. + */ + status: any; + /** + * Retrieves the type of control. + */ readonly type: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ readonly validationMessage: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ + * Returns a ValidityState object that represents the validity states of an element. + */ readonly validity: ValidityState; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ + * Retrieves or sets the text in the entry field of the textArea element. + */ value: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ readonly willValidate: boolean; /** - * Adds an element to the areas, controlRange, or options collection. - * @param element Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection. - * @param before Variant of type Object that specifies an element to insert before, or null to append the object to the collection. - */ - add(element: HTMLElement, before?: HTMLElement | number): void; + * Sets or retrieves how to handle wordwrapping in the object. + */ + wrap: string; + minLength: number; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ + * Returns whether a form will validate when it is submitted, without having to submit it. + */ checkValidity(): boolean; /** - * Retrieves a select object or an object from an options collection. - * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is an integer, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. - * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. - */ - item(name?: any, index?: any): any; - /** - * Retrieves a select object or an object from an options collection. - * @param namedItem A String that specifies the name or id property of the object to retrieve. A collection is returned if more than one match is made. - */ - namedItem(name: string): any; - /** - * Removes an element from the collection. - * @param index Number that specifies the zero-based index of the element to remove from the collection. - */ - remove(index?: number): void; + * Highlights the input area of a form element. + */ + select(): void; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + /** + * Sets the start and end positions of a selection in a text field. + * @param start The offset into the text field for the start of the selection. + * @param end The offset into the text field for the end of the selection. + */ + setSelectionRange(start: number, end: number): void; + addEventListener(type: K, listener: (this: HTMLTextAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; - [name: string]: any; + removeEventListener(type: K, listener: (this: HTMLTextAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSelectElement: { - prototype: HTMLSelectElement; - new(): HTMLSelectElement; +declare var HTMLTextAreaElement: { + prototype: HTMLTextAreaElement; + new(): HTMLTextAreaElement; +}; + +interface HTMLTimeElement extends HTMLElement { + dateTime: string; + addEventListener(type: K, listener: (this: HTMLTimeElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTimeElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLSourceElement extends HTMLElement { - /** - * Gets or sets the intended media type of the media source. - */ - media: string; - msKeySystem: string; - sizes: string; - /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcset: string; +declare var HTMLTimeElement: { + prototype: HTMLTimeElement; + new(): HTMLTimeElement; +}; + +interface HTMLTitleElement extends HTMLElement { /** - * Gets or sets the MIME type of a media resource. + * Retrieves or sets the text of the object as a string. */ - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + text: string; + addEventListener(type: K, listener: (this: HTMLTitleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTitleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSourceElement: { - prototype: HTMLSourceElement; - new(): HTMLSourceElement; -} +declare var HTMLTitleElement: { + prototype: HTMLTitleElement; + new(): HTMLTitleElement; +}; -interface HTMLSpanElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLTrackElement extends HTMLElement { + default: boolean; + kind: string; + label: string; + readonly readyState: number; + src: string; + srclang: string; + readonly track: TextTrack; + readonly ERROR: number; + readonly LOADED: number; + readonly LOADING: number; + readonly NONE: number; + addEventListener(type: K, listener: (this: HTMLTrackElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTrackElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSpanElement: { - prototype: HTMLSpanElement; - new(): HTMLSpanElement; -} +declare var HTMLTrackElement: { + prototype: HTMLTrackElement; + new(): HTMLTrackElement; + readonly ERROR: number; + readonly LOADED: number; + readonly LOADING: number; + readonly NONE: number; +}; -interface HTMLStyleElement extends HTMLElement, LinkStyle { - disabled: boolean; - /** - * Sets or retrieves the media type. - */ - media: string; - /** - * Retrieves the CSS language in which the style sheet is written. - */ +interface HTMLUListElement extends HTMLElement { + compact: boolean; type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLUListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLUListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLStyleElement: { - prototype: HTMLStyleElement; - new(): HTMLStyleElement; -} +declare var HTMLUListElement: { + prototype: HTMLUListElement; + new(): HTMLUListElement; +}; -interface HTMLTableCaptionElement extends HTMLElement { - /** - * Sets or retrieves the alignment of the caption or legend. - */ - align: string; - /** - * Sets or retrieves whether the caption appears at the top or bottom of the table. - */ - vAlign: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLUnknownElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLUnknownElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLUnknownElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableCaptionElement: { - prototype: HTMLTableCaptionElement; - new(): HTMLTableCaptionElement; +declare var HTMLUnknownElement: { + prototype: HTMLUnknownElement; + new(): HTMLUnknownElement; +}; + +interface HTMLVideoElementEventMap extends HTMLMediaElementEventMap { + "MSVideoFormatChanged": Event; + "MSVideoFrameStepCompleted": Event; + "MSVideoOptimalLayoutChanged": Event; } -interface HTMLTableCellElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves abbreviated text for the object. - */ - abbr: string; - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - /** - * Sets or retrieves a comma-delimited list of conceptual categories associated with the object. - */ - axis: string; - bgColor: any; - /** - * Retrieves the position of the object in the cells collection of a row. - */ - readonly cellIndex: number; - /** - * Sets or retrieves the number columns in the table that the object should span. - */ - colSpan: number; - /** - * Sets or retrieves a list of header cells that provide information for the object. - */ - headers: string; +interface HTMLVideoElement extends HTMLMediaElement { /** - * Sets or retrieves the height of the object. - */ - height: any; + * Gets or sets the height of the video element. + */ + height: number; + msHorizontalMirror: boolean; + readonly msIsLayoutOptimalForPlayback: boolean; + readonly msIsStereo3D: boolean; + msStereo3DPackingMode: string; + msStereo3DRenderMode: string; + msZoom: boolean; + onMSVideoFormatChanged: (this: HTMLVideoElement, ev: Event) => any; + onMSVideoFrameStepCompleted: (this: HTMLVideoElement, ev: Event) => any; + onMSVideoOptimalLayoutChanged: (this: HTMLVideoElement, ev: Event) => any; /** - * Sets or retrieves whether the browser automatically performs wordwrap. - */ - noWrap: boolean; + * Gets or sets a URL of an image to display, for example, like a movie poster. This can be a still frame from the video, or another image if no video data is available. + */ + poster: string; /** - * Sets or retrieves how many rows in a table the cell should span. - */ - rowSpan: number; + * Gets the intrinsic height of a video in CSS pixels, or zero if the dimensions are not known. + */ + readonly videoHeight: number; /** - * Sets or retrieves the group of cells in a table to which the object's information applies. - */ - scope: string; + * Gets the intrinsic width of a video in CSS pixels, or zero if the dimensions are not known. + */ + readonly videoWidth: number; + readonly webkitDisplayingFullscreen: boolean; + readonly webkitSupportsFullscreen: boolean; /** - * Sets or retrieves the width of the object. - */ - width: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Gets or sets the width of the video element. + */ + width: number; + getVideoPlaybackQuality(): VideoPlaybackQuality; + msFrameStep(forward: boolean): void; + msInsertVideoEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; + msSetVideoRectangle(left: number, top: number, right: number, bottom: number): void; + webkitEnterFullscreen(): void; + webkitEnterFullScreen(): void; + webkitExitFullscreen(): void; + webkitExitFullScreen(): void; + addEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableCellElement: { - prototype: HTMLTableCellElement; - new(): HTMLTableCellElement; +declare var HTMLVideoElement: { + prototype: HTMLVideoElement; + new(): HTMLVideoElement; +}; + +interface IDBCursor { + readonly direction: IDBCursorDirection; + key: IDBKeyRange | IDBValidKey; + readonly primaryKey: any; + source: IDBObjectStore | IDBIndex; + advance(count: number): void; + continue(key?: IDBKeyRange | IDBValidKey): void; + delete(): IDBRequest; + update(value: any): IDBRequest; + readonly NEXT: string; + readonly NEXT_NO_DUPLICATE: string; + readonly PREV: string; + readonly PREV_NO_DUPLICATE: string; } -interface HTMLTableColElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves the alignment of the object relative to the display or table. - */ - align: string; - /** - * Sets or retrieves the number of columns in the group. - */ - span: number; - /** - * Sets or retrieves the width of the object. - */ - width: any; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBCursor: { + prototype: IDBCursor; + new(): IDBCursor; + readonly NEXT: string; + readonly NEXT_NO_DUPLICATE: string; + readonly PREV: string; + readonly PREV_NO_DUPLICATE: string; +}; + +interface IDBCursorWithValue extends IDBCursor { + readonly value: any; } -declare var HTMLTableColElement: { - prototype: HTMLTableColElement; - new(): HTMLTableColElement; +declare var IDBCursorWithValue: { + prototype: IDBCursorWithValue; + new(): IDBCursorWithValue; +}; + +interface IDBDatabaseEventMap { + "abort": Event; + "error": Event; } -interface HTMLTableDataCellElement extends HTMLTableCellElement { +interface IDBDatabase extends EventTarget { + readonly name: string; + readonly objectStoreNames: DOMStringList; + onabort: (this: IDBDatabase, ev: Event) => any; + onerror: (this: IDBDatabase, ev: Event) => any; + version: number; + onversionchange: (ev: IDBVersionChangeEvent) => any; + close(): void; + createObjectStore(name: string, optionalParameters?: IDBObjectStoreParameters): IDBObjectStore; + deleteObjectStore(name: string): void; + transaction(storeNames: string | string[], mode?: IDBTransactionMode): IDBTransaction; + addEventListener(type: "versionchange", listener: (ev: IDBVersionChangeEvent) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableDataCellElement: { - prototype: HTMLTableDataCellElement; - new(): HTMLTableDataCellElement; +declare var IDBDatabase: { + prototype: IDBDatabase; + new(): IDBDatabase; +}; + +interface IDBFactory { + cmp(first: any, second: any): number; + deleteDatabase(name: string): IDBOpenDBRequest; + open(name: string, version?: number): IDBOpenDBRequest; } -interface HTMLTableElement extends HTMLElement { - /** - * Sets or retrieves a value that indicates the table alignment. - */ - align: string; - bgColor: any; - /** - * Sets or retrieves the width of the border to draw around the object. - */ - border: string; - /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; - /** - * Retrieves the caption object of a table. - */ - caption: HTMLTableCaptionElement; - /** - * Sets or retrieves the amount of space between the border of the cell and the content of the cell. - */ - cellPadding: string; - /** - * Sets or retrieves the amount of space between cells in a table. - */ - cellSpacing: string; - /** - * Sets or retrieves the number of columns in the table. - */ - cols: number; - /** - * Sets or retrieves the way the border frame around the table is displayed. - */ - frame: string; - /** - * Sets or retrieves the height of the object. - */ - height: any; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: HTMLCollectionOf; - /** - * Sets or retrieves which dividing lines (inner borders) are displayed. - */ - rules: string; - /** - * Sets or retrieves a description and/or structure of the object. - */ - summary: string; - /** - * Retrieves a collection of all tBody objects in the table. Objects in this collection are in source order. - */ - tBodies: HTMLCollectionOf; - /** - * Retrieves the tFoot object of the table. - */ - tFoot: HTMLTableSectionElement; - /** - * Retrieves the tHead object of the table. - */ - tHead: HTMLTableSectionElement; - /** - * Sets or retrieves the width of the object. - */ - width: string; - /** - * Creates an empty caption element in the table. - */ - createCaption(): HTMLTableCaptionElement; - /** - * Creates an empty tBody element in the table. - */ - createTBody(): HTMLTableSectionElement; - /** - * Creates an empty tFoot element in the table. - */ - createTFoot(): HTMLTableSectionElement; - /** - * Returns the tHead element object if successful, or null otherwise. - */ - createTHead(): HTMLTableSectionElement; - /** - * Deletes the caption element and its contents from the table. - */ - deleteCaption(): void; - /** - * Removes the specified row (tr) from the element and from the rows collection. - * @param index Number that specifies the zero-based position in the rows collection of the row to remove. - */ - deleteRow(index?: number): void; - /** - * Deletes the tFoot element and its contents from the table. - */ - deleteTFoot(): void; - /** - * Deletes the tHead element and its contents from the table. - */ - deleteTHead(): void; - /** - * Creates a new row (tr) in the table, and adds the row to the rows collection. - * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. - */ - insertRow(index?: number): HTMLTableRowElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBFactory: { + prototype: IDBFactory; + new(): IDBFactory; +}; + +interface IDBIndex { + keyPath: string | string[]; + readonly name: string; + readonly objectStore: IDBObjectStore; + readonly unique: boolean; + multiEntry: boolean; + count(key?: IDBKeyRange | IDBValidKey): IDBRequest; + get(key: IDBKeyRange | IDBValidKey): IDBRequest; + getKey(key: IDBKeyRange | IDBValidKey): IDBRequest; + openCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; + openKeyCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; } -declare var HTMLTableElement: { - prototype: HTMLTableElement; - new(): HTMLTableElement; +declare var IDBIndex: { + prototype: IDBIndex; + new(): IDBIndex; +}; + +interface IDBKeyRange { + readonly lower: any; + readonly lowerOpen: boolean; + readonly upper: any; + readonly upperOpen: boolean; } -interface HTMLTableHeaderCellElement extends HTMLTableCellElement { - /** - * Sets or retrieves the group of cells in a table to which the object's information applies. - */ - scope: string; +declare var IDBKeyRange: { + prototype: IDBKeyRange; + new(): IDBKeyRange; + bound(lower: any, upper: any, lowerOpen?: boolean, upperOpen?: boolean): IDBKeyRange; + lowerBound(lower: any, open?: boolean): IDBKeyRange; + only(value: any): IDBKeyRange; + upperBound(upper: any, open?: boolean): IDBKeyRange; +}; + +interface IDBObjectStore { + readonly indexNames: DOMStringList; + keyPath: string | string[]; + readonly name: string; + readonly transaction: IDBTransaction; + autoIncrement: boolean; + add(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; + clear(): IDBRequest; + count(key?: IDBKeyRange | IDBValidKey): IDBRequest; + createIndex(name: string, keyPath: string | string[], optionalParameters?: IDBIndexParameters): IDBIndex; + delete(key: IDBKeyRange | IDBValidKey): IDBRequest; + deleteIndex(indexName: string): void; + get(key: any): IDBRequest; + index(name: string): IDBIndex; + openCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; + put(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; } -declare var HTMLTableHeaderCellElement: { - prototype: HTMLTableHeaderCellElement; - new(): HTMLTableHeaderCellElement; +declare var IDBObjectStore: { + prototype: IDBObjectStore; + new(): IDBObjectStore; +}; + +interface IDBOpenDBRequestEventMap extends IDBRequestEventMap { + "blocked": Event; + "upgradeneeded": IDBVersionChangeEvent; } -interface HTMLTableRowElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - bgColor: any; - /** - * Retrieves a collection of all cells in the table row. - */ - cells: HTMLCollectionOf; - /** - * Sets or retrieves the height of the object. - */ - height: any; - /** - * Retrieves the position of the object in the rows collection for the table. - */ - readonly rowIndex: number; - /** - * Retrieves the position of the object in the collection. - */ - readonly sectionRowIndex: number; - /** - * Removes the specified cell from the table row, as well as from the cells collection. - * @param index Number that specifies the zero-based position of the cell to remove from the table row. If no value is provided, the last cell in the cells collection is deleted. - */ - deleteCell(index?: number): void; - /** - * Creates a new cell in the table row, and adds the cell to the cells collection. - * @param index Number that specifies where to insert the cell in the tr. The default value is -1, which appends the new cell to the end of the cells collection. - */ - insertCell(index?: number): HTMLTableDataCellElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBOpenDBRequest extends IDBRequest { + onblocked: (this: IDBOpenDBRequest, ev: Event) => any; + onupgradeneeded: (this: IDBOpenDBRequest, ev: IDBVersionChangeEvent) => any; + addEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableRowElement: { - prototype: HTMLTableRowElement; - new(): HTMLTableRowElement; +declare var IDBOpenDBRequest: { + prototype: IDBOpenDBRequest; + new(): IDBOpenDBRequest; +}; + +interface IDBRequestEventMap { + "error": Event; + "success": Event; } -interface HTMLTableSectionElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves a value that indicates the table alignment. - */ - align: string; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: HTMLCollectionOf; - /** - * Removes the specified row (tr) from the element and from the rows collection. - * @param index Number that specifies the zero-based position in the rows collection of the row to remove. - */ - deleteRow(index?: number): void; - /** - * Creates a new row (tr) in the table, and adds the row to the rows collection. - * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. - */ - insertRow(index?: number): HTMLTableRowElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBRequest extends EventTarget { + readonly error: DOMException; + onerror: (this: IDBRequest, ev: Event) => any; + onsuccess: (this: IDBRequest, ev: Event) => any; + readonly readyState: IDBRequestReadyState; + readonly result: any; + source: IDBObjectStore | IDBIndex | IDBCursor; + readonly transaction: IDBTransaction; + addEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableSectionElement: { - prototype: HTMLTableSectionElement; - new(): HTMLTableSectionElement; +declare var IDBRequest: { + prototype: IDBRequest; + new(): IDBRequest; +}; + +interface IDBTransactionEventMap { + "abort": Event; + "complete": Event; + "error": Event; } -interface HTMLTemplateElement extends HTMLElement { - readonly content: DocumentFragment; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBTransaction extends EventTarget { + readonly db: IDBDatabase; + readonly error: DOMException; + readonly mode: IDBTransactionMode; + onabort: (this: IDBTransaction, ev: Event) => any; + oncomplete: (this: IDBTransaction, ev: Event) => any; + onerror: (this: IDBTransaction, ev: Event) => any; + abort(): void; + objectStore(name: string): IDBObjectStore; + readonly READ_ONLY: string; + readonly READ_WRITE: string; + readonly VERSION_CHANGE: string; + addEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTemplateElement: { - prototype: HTMLTemplateElement; - new(): HTMLTemplateElement; +declare var IDBTransaction: { + prototype: IDBTransaction; + new(): IDBTransaction; + readonly READ_ONLY: string; + readonly READ_WRITE: string; + readonly VERSION_CHANGE: string; +}; + +interface IDBVersionChangeEvent extends Event { + readonly newVersion: number | null; + readonly oldVersion: number; } -interface HTMLTextAreaElement extends HTMLElement { - /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; - /** - * Sets or retrieves the width of the object. - */ - cols: number; - /** - * Sets or retrieves the initial contents of the object. - */ - defaultValue: string; - disabled: boolean; - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - /** - * Sets or retrieves the maximum number of characters that the user can enter in a text control. - */ - maxLength: number; - /** - * Sets or retrieves the name of the object. - */ - name: string; - /** - * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. - */ - placeholder: string; - /** - * Sets or retrieves the value indicated whether the content of the object is read-only. - */ - readOnly: boolean; - /** - * When present, marks an element that can't be submitted without a value. - */ - required: boolean; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: number; - /** - * Gets or sets the end position or offset of a text selection. - */ - selectionEnd: number; - /** - * Gets or sets the starting position or offset of a text selection. - */ - selectionStart: number; - /** - * Sets or retrieves the value indicating whether the control is selected. - */ - status: any; - /** - * Retrieves the type of control. - */ - readonly type: string; - /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; - /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - /** - * Retrieves or sets the text in the entry field of the textArea element. - */ - value: string; - /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; - /** - * Sets or retrieves how to handle wordwrapping in the object. - */ - wrap: string; - minLength: number; - /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; - /** - * Highlights the input area of a form element. - */ - select(): void; - /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - /** - * Sets the start and end positions of a selection in a text field. - * @param start The offset into the text field for the start of the selection. - * @param end The offset into the text field for the end of the selection. - */ - setSelectionRange(start: number, end: number): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBVersionChangeEvent: { + prototype: IDBVersionChangeEvent; + new(): IDBVersionChangeEvent; +}; + +interface IIRFilterNode extends AudioNode { + getFrequencyResponse(frequencyHz: Float32Array, magResponse: Float32Array, phaseResponse: Float32Array): void; } -declare var HTMLTextAreaElement: { - prototype: HTMLTextAreaElement; - new(): HTMLTextAreaElement; +declare var IIRFilterNode: { + prototype: IIRFilterNode; + new(): IIRFilterNode; +}; + +interface ImageData { + data: Uint8ClampedArray; + readonly height: number; + readonly width: number; } -interface HTMLTitleElement extends HTMLElement { - /** - * Retrieves or sets the text of the object as a string. - */ - text: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var ImageData: { + prototype: ImageData; + new(width: number, height: number): ImageData; + new(array: Uint8ClampedArray, width: number, height: number): ImageData; +}; + +interface IntersectionObserver { + readonly root: Element | null; + readonly rootMargin: string; + readonly thresholds: number[]; + disconnect(): void; + observe(target: Element): void; + takeRecords(): IntersectionObserverEntry[]; + unobserve(target: Element): void; } -declare var HTMLTitleElement: { - prototype: HTMLTitleElement; - new(): HTMLTitleElement; +declare var IntersectionObserver: { + prototype: IntersectionObserver; + new(callback: IntersectionObserverCallback, options?: IntersectionObserverInit): IntersectionObserver; +}; + +interface IntersectionObserverEntry { + readonly boundingClientRect: ClientRect; + readonly intersectionRatio: number; + readonly intersectionRect: ClientRect; + readonly rootBounds: ClientRect; + readonly target: Element; + readonly time: number; + readonly isIntersecting: boolean; } -interface HTMLTrackElement extends HTMLElement { - default: boolean; - kind: string; - label: string; - readonly readyState: number; - src: string; - srclang: string; - readonly track: TextTrack; - readonly ERROR: number; - readonly LOADED: number; - readonly LOADING: number; - readonly NONE: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IntersectionObserverEntry: { + prototype: IntersectionObserverEntry; + new(intersectionObserverEntryInit: IntersectionObserverEntryInit): IntersectionObserverEntry; +}; + +interface KeyboardEvent extends UIEvent { + readonly altKey: boolean; + readonly char: string | null; + readonly charCode: number; + readonly ctrlKey: boolean; + readonly key: string; + readonly keyCode: number; + readonly locale: string; + readonly location: number; + readonly metaKey: boolean; + readonly repeat: boolean; + readonly shiftKey: boolean; + readonly which: number; + readonly code: string; + getModifierState(keyArg: string): boolean; + initKeyboardEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, keyArg: string, locationArg: number, modifiersListArg: string, repeat: boolean, locale: string): void; + readonly DOM_KEY_LOCATION_JOYSTICK: number; + readonly DOM_KEY_LOCATION_LEFT: number; + readonly DOM_KEY_LOCATION_MOBILE: number; + readonly DOM_KEY_LOCATION_NUMPAD: number; + readonly DOM_KEY_LOCATION_RIGHT: number; + readonly DOM_KEY_LOCATION_STANDARD: number; } -declare var HTMLTrackElement: { - prototype: HTMLTrackElement; - new(): HTMLTrackElement; - readonly ERROR: number; - readonly LOADED: number; - readonly LOADING: number; - readonly NONE: number; +declare var KeyboardEvent: { + prototype: KeyboardEvent; + new(typeArg: string, eventInitDict?: KeyboardEventInit): KeyboardEvent; + readonly DOM_KEY_LOCATION_JOYSTICK: number; + readonly DOM_KEY_LOCATION_LEFT: number; + readonly DOM_KEY_LOCATION_MOBILE: number; + readonly DOM_KEY_LOCATION_NUMPAD: number; + readonly DOM_KEY_LOCATION_RIGHT: number; + readonly DOM_KEY_LOCATION_STANDARD: number; +}; + +interface ListeningStateChangedEvent extends Event { + readonly label: string; + readonly state: ListeningState; } -interface HTMLUListElement extends HTMLElement { - compact: boolean; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var ListeningStateChangedEvent: { + prototype: ListeningStateChangedEvent; + new(): ListeningStateChangedEvent; +}; + +interface Location { + hash: string; + host: string; + hostname: string; + href: string; + readonly origin: string; + pathname: string; + port: string; + protocol: string; + search: string; + assign(url: string): void; + reload(forcedReload?: boolean): void; + replace(url: string): void; + toString(): string; } -declare var HTMLUListElement: { - prototype: HTMLUListElement; - new(): HTMLUListElement; -} +declare var Location: { + prototype: Location; + new(): Location; +}; -interface HTMLUnknownElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface LongRunningScriptDetectedEvent extends Event { + readonly executionTime: number; + stopPageScriptExecution: boolean; } -declare var HTMLUnknownElement: { - prototype: HTMLUnknownElement; - new(): HTMLUnknownElement; +declare var LongRunningScriptDetectedEvent: { + prototype: LongRunningScriptDetectedEvent; + new(): LongRunningScriptDetectedEvent; +}; + +interface MediaDeviceInfo { + readonly deviceId: string; + readonly groupId: string; + readonly kind: MediaDeviceKind; + readonly label: string; } -interface HTMLVideoElementEventMap extends HTMLMediaElementEventMap { - "MSVideoFormatChanged": Event; - "MSVideoFrameStepCompleted": Event; - "MSVideoOptimalLayoutChanged": Event; +declare var MediaDeviceInfo: { + prototype: MediaDeviceInfo; + new(): MediaDeviceInfo; +}; + +interface MediaDevicesEventMap { + "devicechange": Event; } -interface HTMLVideoElement extends HTMLMediaElement { - /** - * Gets or sets the height of the video element. - */ - height: number; - msHorizontalMirror: boolean; - readonly msIsLayoutOptimalForPlayback: boolean; - readonly msIsStereo3D: boolean; - msStereo3DPackingMode: string; - msStereo3DRenderMode: string; - msZoom: boolean; - onMSVideoFormatChanged: (this: HTMLVideoElement, ev: Event) => any; - onMSVideoFrameStepCompleted: (this: HTMLVideoElement, ev: Event) => any; - onMSVideoOptimalLayoutChanged: (this: HTMLVideoElement, ev: Event) => any; - /** - * Gets or sets a URL of an image to display, for example, like a movie poster. This can be a still frame from the video, or another image if no video data is available. - */ - poster: string; - /** - * Gets the intrinsic height of a video in CSS pixels, or zero if the dimensions are not known. - */ - readonly videoHeight: number; - /** - * Gets the intrinsic width of a video in CSS pixels, or zero if the dimensions are not known. - */ - readonly videoWidth: number; - readonly webkitDisplayingFullscreen: boolean; - readonly webkitSupportsFullscreen: boolean; - /** - * Gets or sets the width of the video element. - */ - width: number; - getVideoPlaybackQuality(): VideoPlaybackQuality; - msFrameStep(forward: boolean): void; - msInsertVideoEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; - msSetVideoRectangle(left: number, top: number, right: number, bottom: number): void; - webkitEnterFullScreen(): void; - webkitEnterFullscreen(): void; - webkitExitFullScreen(): void; - webkitExitFullscreen(): void; - addEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; +interface MediaDevices extends EventTarget { + ondevicechange: (this: MediaDevices, ev: Event) => any; + enumerateDevices(): Promise; + getSupportedConstraints(): MediaTrackSupportedConstraints; + getUserMedia(constraints: MediaStreamConstraints): Promise; + addEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLVideoElement: { - prototype: HTMLVideoElement; - new(): HTMLVideoElement; -} +declare var MediaDevices: { + prototype: MediaDevices; + new(): MediaDevices; +}; -interface HashChangeEvent extends Event { - readonly newURL: string | null; - readonly oldURL: string | null; +interface MediaElementAudioSourceNode extends AudioNode { } -declare var HashChangeEvent: { - prototype: HashChangeEvent; - new(type: string, eventInitDict?: HashChangeEventInit): HashChangeEvent; -} +declare var MediaElementAudioSourceNode: { + prototype: MediaElementAudioSourceNode; + new(): MediaElementAudioSourceNode; +}; -interface History { - readonly length: number; - readonly state: any; - scrollRestoration: ScrollRestoration; - back(): void; - forward(): void; - go(delta?: number): void; - pushState(data: any, title: string, url?: string | null): void; - replaceState(data: any, title: string, url?: string | null): void; +interface MediaEncryptedEvent extends Event { + readonly initData: ArrayBuffer | null; + readonly initDataType: string; } -declare var History: { - prototype: History; - new(): History; -} +declare var MediaEncryptedEvent: { + prototype: MediaEncryptedEvent; + new(type: string, eventInitDict?: MediaEncryptedEventInit): MediaEncryptedEvent; +}; -interface IDBCursor { - readonly direction: string; - key: IDBKeyRange | IDBValidKey; - readonly primaryKey: any; - source: IDBObjectStore | IDBIndex; - advance(count: number): void; - continue(key?: IDBKeyRange | IDBValidKey): void; - delete(): IDBRequest; - update(value: any): IDBRequest; - readonly NEXT: string; - readonly NEXT_NO_DUPLICATE: string; - readonly PREV: string; - readonly PREV_NO_DUPLICATE: string; +interface MediaError { + readonly code: number; + readonly msExtendedCode: number; + readonly MEDIA_ERR_ABORTED: number; + readonly MEDIA_ERR_DECODE: number; + readonly MEDIA_ERR_NETWORK: number; + readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; + readonly MS_MEDIA_ERR_ENCRYPTED: number; } -declare var IDBCursor: { - prototype: IDBCursor; - new(): IDBCursor; - readonly NEXT: string; - readonly NEXT_NO_DUPLICATE: string; - readonly PREV: string; - readonly PREV_NO_DUPLICATE: string; +declare var MediaError: { + prototype: MediaError; + new(): MediaError; + readonly MEDIA_ERR_ABORTED: number; + readonly MEDIA_ERR_DECODE: number; + readonly MEDIA_ERR_NETWORK: number; + readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; + readonly MS_MEDIA_ERR_ENCRYPTED: number; +}; + +interface MediaKeyMessageEvent extends Event { + readonly message: ArrayBuffer; + readonly messageType: MediaKeyMessageType; } -interface IDBCursorWithValue extends IDBCursor { - readonly value: any; +declare var MediaKeyMessageEvent: { + prototype: MediaKeyMessageEvent; + new(type: string, eventInitDict?: MediaKeyMessageEventInit): MediaKeyMessageEvent; +}; + +interface MediaKeys { + createSession(sessionType?: MediaKeySessionType): MediaKeySession; + setServerCertificate(serverCertificate: any): Promise; } -declare var IDBCursorWithValue: { - prototype: IDBCursorWithValue; - new(): IDBCursorWithValue; +declare var MediaKeys: { + prototype: MediaKeys; + new(): MediaKeys; +}; + +interface MediaKeySession extends EventTarget { + readonly closed: Promise; + readonly expiration: number; + readonly keyStatuses: MediaKeyStatusMap; + readonly sessionId: string; + close(): Promise; + generateRequest(initDataType: string, initData: any): Promise; + load(sessionId: string): Promise; + remove(): Promise; + update(response: any): Promise; } -interface IDBDatabaseEventMap { - "abort": Event; - "error": ErrorEvent; +declare var MediaKeySession: { + prototype: MediaKeySession; + new(): MediaKeySession; +}; + +interface MediaKeyStatusMap { + readonly size: number; + forEach(callback: ForEachCallback): void; + get(keyId: any): MediaKeyStatus; + has(keyId: any): boolean; } -interface IDBDatabase extends EventTarget { - readonly name: string; - readonly objectStoreNames: DOMStringList; - onabort: (this: IDBDatabase, ev: Event) => any; - onerror: (this: IDBDatabase, ev: ErrorEvent) => any; - version: number; - onversionchange: (ev: IDBVersionChangeEvent) => any; - close(): void; - createObjectStore(name: string, optionalParameters?: IDBObjectStoreParameters): IDBObjectStore; - deleteObjectStore(name: string): void; - transaction(storeNames: string | string[], mode?: string): IDBTransaction; - addEventListener(type: "versionchange", listener: (ev: IDBVersionChangeEvent) => any, useCapture?: boolean): void; - addEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var MediaKeyStatusMap: { + prototype: MediaKeyStatusMap; + new(): MediaKeyStatusMap; +}; + +interface MediaKeySystemAccess { + readonly keySystem: string; + createMediaKeys(): Promise; + getConfiguration(): MediaKeySystemConfiguration; } -declare var IDBDatabase: { - prototype: IDBDatabase; - new(): IDBDatabase; +declare var MediaKeySystemAccess: { + prototype: MediaKeySystemAccess; + new(): MediaKeySystemAccess; +}; + +interface MediaList { + readonly length: number; + mediaText: string; + appendMedium(newMedium: string): void; + deleteMedium(oldMedium: string): void; + item(index: number): string; + toString(): string; + [index: number]: string; } -interface IDBFactory { - cmp(first: any, second: any): number; - deleteDatabase(name: string): IDBOpenDBRequest; - open(name: string, version?: number): IDBOpenDBRequest; +declare var MediaList: { + prototype: MediaList; + new(): MediaList; +}; + +interface MediaQueryList { + readonly matches: boolean; + readonly media: string; + addListener(listener: MediaQueryListListener): void; + removeListener(listener: MediaQueryListListener): void; } -declare var IDBFactory: { - prototype: IDBFactory; - new(): IDBFactory; +declare var MediaQueryList: { + prototype: MediaQueryList; + new(): MediaQueryList; +}; + +interface MediaSource extends EventTarget { + readonly activeSourceBuffers: SourceBufferList; + duration: number; + readonly readyState: string; + readonly sourceBuffers: SourceBufferList; + addSourceBuffer(type: string): SourceBuffer; + endOfStream(error?: number): void; + removeSourceBuffer(sourceBuffer: SourceBuffer): void; } -interface IDBIndex { - keyPath: string | string[]; - readonly name: string; - readonly objectStore: IDBObjectStore; - readonly unique: boolean; - multiEntry: boolean; - count(key?: IDBKeyRange | IDBValidKey): IDBRequest; - get(key: IDBKeyRange | IDBValidKey): IDBRequest; - getKey(key: IDBKeyRange | IDBValidKey): IDBRequest; - openCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; - openKeyCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; -} +declare var MediaSource: { + prototype: MediaSource; + new(): MediaSource; + isTypeSupported(type: string): boolean; +}; -declare var IDBIndex: { - prototype: IDBIndex; - new(): IDBIndex; +interface MediaStreamEventMap { + "active": Event; + "addtrack": MediaStreamTrackEvent; + "inactive": Event; + "removetrack": MediaStreamTrackEvent; } -interface IDBKeyRange { - readonly lower: any; - readonly lowerOpen: boolean; - readonly upper: any; - readonly upperOpen: boolean; +interface MediaStream extends EventTarget { + readonly active: boolean; + readonly id: string; + onactive: (this: MediaStream, ev: Event) => any; + onaddtrack: (this: MediaStream, ev: MediaStreamTrackEvent) => any; + oninactive: (this: MediaStream, ev: Event) => any; + onremovetrack: (this: MediaStream, ev: MediaStreamTrackEvent) => any; + addTrack(track: MediaStreamTrack): void; + clone(): MediaStream; + getAudioTracks(): MediaStreamTrack[]; + getTrackById(trackId: string): MediaStreamTrack | null; + getTracks(): MediaStreamTrack[]; + getVideoTracks(): MediaStreamTrack[]; + removeTrack(track: MediaStreamTrack): void; + stop(): void; + addEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var IDBKeyRange: { - prototype: IDBKeyRange; - new(): IDBKeyRange; - bound(lower: any, upper: any, lowerOpen?: boolean, upperOpen?: boolean): IDBKeyRange; - lowerBound(lower: any, open?: boolean): IDBKeyRange; - only(value: any): IDBKeyRange; - upperBound(upper: any, open?: boolean): IDBKeyRange; +declare var MediaStream: { + prototype: MediaStream; + new(streamOrTracks?: MediaStream | MediaStreamTrack[]): MediaStream; +}; + +interface MediaStreamAudioSourceNode extends AudioNode { } -interface IDBObjectStore { - readonly indexNames: DOMStringList; - keyPath: string | string[]; +declare var MediaStreamAudioSourceNode: { + prototype: MediaStreamAudioSourceNode; + new(): MediaStreamAudioSourceNode; +}; + +interface MediaStreamError { + readonly constraintName: string | null; + readonly message: string | null; readonly name: string; - readonly transaction: IDBTransaction; - autoIncrement: boolean; - add(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; - clear(): IDBRequest; - count(key?: IDBKeyRange | IDBValidKey): IDBRequest; - createIndex(name: string, keyPath: string | string[], optionalParameters?: IDBIndexParameters): IDBIndex; - delete(key: IDBKeyRange | IDBValidKey): IDBRequest; - deleteIndex(indexName: string): void; - get(key: any): IDBRequest; - index(name: string): IDBIndex; - openCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; - put(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; } -declare var IDBObjectStore: { - prototype: IDBObjectStore; - new(): IDBObjectStore; -} +declare var MediaStreamError: { + prototype: MediaStreamError; + new(): MediaStreamError; +}; -interface IDBOpenDBRequestEventMap extends IDBRequestEventMap { - "blocked": Event; - "upgradeneeded": IDBVersionChangeEvent; +interface MediaStreamErrorEvent extends Event { + readonly error: MediaStreamError | null; } -interface IDBOpenDBRequest extends IDBRequest { - onblocked: (this: IDBOpenDBRequest, ev: Event) => any; - onupgradeneeded: (this: IDBOpenDBRequest, ev: IDBVersionChangeEvent) => any; - addEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var MediaStreamErrorEvent: { + prototype: MediaStreamErrorEvent; + new(typeArg: string, eventInitDict?: MediaStreamErrorEventInit): MediaStreamErrorEvent; +}; -declare var IDBOpenDBRequest: { - prototype: IDBOpenDBRequest; - new(): IDBOpenDBRequest; +interface MediaStreamEvent extends Event { + readonly stream: MediaStream | null; } -interface IDBRequestEventMap { - "error": ErrorEvent; - "success": Event; +declare var MediaStreamEvent: { + prototype: MediaStreamEvent; + new(type: string, eventInitDict: MediaStreamEventInit): MediaStreamEvent; +}; + +interface MediaStreamTrackEventMap { + "ended": MediaStreamErrorEvent; + "mute": Event; + "overconstrained": MediaStreamErrorEvent; + "unmute": Event; } -interface IDBRequest extends EventTarget { - readonly error: DOMError; - onerror: (this: IDBRequest, ev: ErrorEvent) => any; - onsuccess: (this: IDBRequest, ev: Event) => any; - readonly readyState: string; - readonly result: any; - source: IDBObjectStore | IDBIndex | IDBCursor; - readonly transaction: IDBTransaction; - addEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; +interface MediaStreamTrack extends EventTarget { + enabled: boolean; + readonly id: string; + readonly kind: string; + readonly label: string; + readonly muted: boolean; + onended: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; + onmute: (this: MediaStreamTrack, ev: Event) => any; + onoverconstrained: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; + onunmute: (this: MediaStreamTrack, ev: Event) => any; + readonly readonly: boolean; + readonly readyState: MediaStreamTrackState; + readonly remote: boolean; + applyConstraints(constraints: MediaTrackConstraints): Promise; + clone(): MediaStreamTrack; + getCapabilities(): MediaTrackCapabilities; + getConstraints(): MediaTrackConstraints; + getSettings(): MediaTrackSettings; + stop(): void; + addEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var IDBRequest: { - prototype: IDBRequest; - new(): IDBRequest; -} +declare var MediaStreamTrack: { + prototype: MediaStreamTrack; + new(): MediaStreamTrack; +}; -interface IDBTransactionEventMap { - "abort": Event; - "complete": Event; - "error": ErrorEvent; +interface MediaStreamTrackEvent extends Event { + readonly track: MediaStreamTrack; } -interface IDBTransaction extends EventTarget { - readonly db: IDBDatabase; - readonly error: DOMError; - readonly mode: string; - onabort: (this: IDBTransaction, ev: Event) => any; - oncomplete: (this: IDBTransaction, ev: Event) => any; - onerror: (this: IDBTransaction, ev: ErrorEvent) => any; - abort(): void; - objectStore(name: string): IDBObjectStore; - readonly READ_ONLY: string; - readonly READ_WRITE: string; - readonly VERSION_CHANGE: string; - addEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var MediaStreamTrackEvent: { + prototype: MediaStreamTrackEvent; + new(typeArg: string, eventInitDict?: MediaStreamTrackEventInit): MediaStreamTrackEvent; +}; -declare var IDBTransaction: { - prototype: IDBTransaction; - new(): IDBTransaction; - readonly READ_ONLY: string; - readonly READ_WRITE: string; - readonly VERSION_CHANGE: string; +interface MessageChannel { + readonly port1: MessagePort; + readonly port2: MessagePort; } -interface IDBVersionChangeEvent extends Event { - readonly newVersion: number | null; - readonly oldVersion: number; -} +declare var MessageChannel: { + prototype: MessageChannel; + new(): MessageChannel; +}; -declare var IDBVersionChangeEvent: { - prototype: IDBVersionChangeEvent; - new(): IDBVersionChangeEvent; +interface MessageEvent extends Event { + readonly data: any; + readonly origin: string; + readonly ports: any; + readonly source: Window; + initMessageEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, dataArg: any, originArg: string, lastEventIdArg: string, sourceArg: Window): void; } -interface ImageData { - data: Uint8ClampedArray; - readonly height: number; - readonly width: number; -} +declare var MessageEvent: { + prototype: MessageEvent; + new(type: string, eventInitDict?: MessageEventInit): MessageEvent; +}; -declare var ImageData: { - prototype: ImageData; - new(width: number, height: number): ImageData; - new(array: Uint8ClampedArray, width: number, height: number): ImageData; +interface MessagePortEventMap { + "message": MessageEvent; } -interface KeyboardEvent extends UIEvent { - readonly altKey: boolean; - readonly char: string | null; - readonly charCode: number; - readonly ctrlKey: boolean; - readonly key: string; - readonly keyCode: number; - readonly locale: string; - readonly location: number; - readonly metaKey: boolean; - readonly repeat: boolean; - readonly shiftKey: boolean; - readonly which: number; - readonly code: string; - getModifierState(keyArg: string): boolean; - initKeyboardEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, keyArg: string, locationArg: number, modifiersListArg: string, repeat: boolean, locale: string): void; - readonly DOM_KEY_LOCATION_JOYSTICK: number; - readonly DOM_KEY_LOCATION_LEFT: number; - readonly DOM_KEY_LOCATION_MOBILE: number; - readonly DOM_KEY_LOCATION_NUMPAD: number; - readonly DOM_KEY_LOCATION_RIGHT: number; - readonly DOM_KEY_LOCATION_STANDARD: number; +interface MessagePort extends EventTarget { + onmessage: (this: MessagePort, ev: MessageEvent) => any; + close(): void; + postMessage(message?: any, transfer?: any[]): void; + start(): void; + addEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var KeyboardEvent: { - prototype: KeyboardEvent; - new(typeArg: string, eventInitDict?: KeyboardEventInit): KeyboardEvent; - readonly DOM_KEY_LOCATION_JOYSTICK: number; - readonly DOM_KEY_LOCATION_LEFT: number; - readonly DOM_KEY_LOCATION_MOBILE: number; - readonly DOM_KEY_LOCATION_NUMPAD: number; - readonly DOM_KEY_LOCATION_RIGHT: number; - readonly DOM_KEY_LOCATION_STANDARD: number; -} +declare var MessagePort: { + prototype: MessagePort; + new(): MessagePort; +}; -interface ListeningStateChangedEvent extends Event { - readonly label: string; - readonly state: string; +interface MimeType { + readonly description: string; + readonly enabledPlugin: Plugin; + readonly suffixes: string; + readonly type: string; } -declare var ListeningStateChangedEvent: { - prototype: ListeningStateChangedEvent; - new(): ListeningStateChangedEvent; -} +declare var MimeType: { + prototype: MimeType; + new(): MimeType; +}; -interface Location { - hash: string; - host: string; - hostname: string; - href: string; - readonly origin: string; - pathname: string; - port: string; - protocol: string; - search: string; - assign(url: string): void; - reload(forcedReload?: boolean): void; - replace(url: string): void; - toString(): string; +interface MimeTypeArray { + readonly length: number; + item(index: number): Plugin; + namedItem(type: string): Plugin; + [index: number]: Plugin; } -declare var Location: { - prototype: Location; - new(): Location; -} +declare var MimeTypeArray: { + prototype: MimeTypeArray; + new(): MimeTypeArray; +}; -interface LongRunningScriptDetectedEvent extends Event { - readonly executionTime: number; - stopPageScriptExecution: boolean; +interface MouseEvent extends UIEvent { + readonly altKey: boolean; + readonly button: number; + readonly buttons: number; + readonly clientX: number; + readonly clientY: number; + readonly ctrlKey: boolean; + readonly fromElement: Element; + readonly layerX: number; + readonly layerY: number; + readonly metaKey: boolean; + readonly movementX: number; + readonly movementY: number; + readonly offsetX: number; + readonly offsetY: number; + readonly pageX: number; + readonly pageY: number; + readonly relatedTarget: EventTarget; + readonly screenX: number; + readonly screenY: number; + readonly shiftKey: boolean; + readonly toElement: Element; + readonly which: number; + readonly x: number; + readonly y: number; + getModifierState(keyArg: string): boolean; + initMouseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget | null): void; } -declare var LongRunningScriptDetectedEvent: { - prototype: LongRunningScriptDetectedEvent; - new(): LongRunningScriptDetectedEvent; -} +declare var MouseEvent: { + prototype: MouseEvent; + new(typeArg: string, eventInitDict?: MouseEventInit): MouseEvent; +}; interface MSApp { clearTemporaryWebDataAsync(): MSAppAsyncOperation; @@ -11014,7 +11949,7 @@ interface MSApp { execAsyncAtPriority(asynchronousCallback: MSExecAtPriorityFunctionCallback, priority: string, ...args: any[]): void; execAtPriority(synchronousCallback: MSExecAtPriorityFunctionCallback, priority: string, ...args: any[]): any; getCurrentPriority(): string; - getHtmlPrintDocumentSourceAsync(htmlDoc: any): PromiseLike; + getHtmlPrintDocumentSourceAsync(htmlDoc: any): Promise; getViewId(view: any): any; isTaskScheduledAtPriorityOrHigher(priority: string): boolean; pageHandlesAllApplicationActivations(enabled: boolean): void; @@ -11029,13 +11964,13 @@ declare var MSApp: MSApp; interface MSAppAsyncOperationEventMap { "complete": Event; - "error": ErrorEvent; + "error": Event; } interface MSAppAsyncOperation extends EventTarget { readonly error: DOMError; oncomplete: (this: MSAppAsyncOperation, ev: Event) => any; - onerror: (this: MSAppAsyncOperation, ev: ErrorEvent) => any; + onerror: (this: MSAppAsyncOperation, ev: Event) => any; readonly readyState: number; readonly result: any; start(): void; @@ -11044,6 +11979,8 @@ interface MSAppAsyncOperation extends EventTarget { readonly STARTED: number; addEventListener(type: K, listener: (this: MSAppAsyncOperation, ev: MSAppAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSAppAsyncOperation, ev: MSAppAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSAppAsyncOperation: { @@ -11052,17 +11989,17 @@ declare var MSAppAsyncOperation: { readonly COMPLETED: number; readonly ERROR: number; readonly STARTED: number; -} +}; interface MSAssertion { readonly id: string; - readonly type: string; + readonly type: MSCredentialType; } declare var MSAssertion: { prototype: MSAssertion; new(): MSAssertion; -} +}; interface MSBlobBuilder { append(data: any, endings?: string): void; @@ -11072,29 +12009,29 @@ interface MSBlobBuilder { declare var MSBlobBuilder: { prototype: MSBlobBuilder; new(): MSBlobBuilder; -} +}; interface MSCredentials { - getAssertion(challenge: string, filter?: MSCredentialFilter, params?: MSSignatureParameters): PromiseLike; - makeCredential(accountInfo: MSAccountInfo, params: MSCredentialParameters[], challenge?: string): PromiseLike; + getAssertion(challenge: string, filter?: MSCredentialFilter, params?: MSSignatureParameters): Promise; + makeCredential(accountInfo: MSAccountInfo, params: MSCredentialParameters[], challenge?: string): Promise; } declare var MSCredentials: { prototype: MSCredentials; new(): MSCredentials; -} +}; interface MSFIDOCredentialAssertion extends MSAssertion { readonly algorithm: string | Algorithm; readonly attestation: any; readonly publicKey: string; - readonly transportHints: string[]; + readonly transportHints: MSTransportType[]; } declare var MSFIDOCredentialAssertion: { prototype: MSFIDOCredentialAssertion; new(): MSFIDOCredentialAssertion; -} +}; interface MSFIDOSignature { readonly authnrData: string; @@ -11105,7 +12042,7 @@ interface MSFIDOSignature { declare var MSFIDOSignature: { prototype: MSFIDOSignature; new(): MSFIDOSignature; -} +}; interface MSFIDOSignatureAssertion extends MSAssertion { readonly signature: MSFIDOSignature; @@ -11114,7 +12051,7 @@ interface MSFIDOSignatureAssertion extends MSAssertion { declare var MSFIDOSignatureAssertion: { prototype: MSFIDOSignatureAssertion; new(): MSFIDOSignatureAssertion; -} +}; interface MSGesture { target: Element; @@ -11125,7 +12062,7 @@ interface MSGesture { declare var MSGesture: { prototype: MSGesture; new(): MSGesture; -} +}; interface MSGestureEvent extends UIEvent { readonly clientX: number; @@ -11161,7 +12098,7 @@ declare var MSGestureEvent: { readonly MSGESTURE_FLAG_END: number; readonly MSGESTURE_FLAG_INERTIA: number; readonly MSGESTURE_FLAG_NONE: number; -} +}; interface MSGraphicsTrust { readonly constrictionActive: boolean; @@ -11171,7 +12108,7 @@ interface MSGraphicsTrust { declare var MSGraphicsTrust: { prototype: MSGraphicsTrust; new(): MSGraphicsTrust; -} +}; interface MSHTMLWebViewElement extends HTMLElement { readonly canGoBack: boolean; @@ -11192,19 +12129,22 @@ interface MSHTMLWebViewElement extends HTMLElement { goForward(): void; invokeScriptAsync(scriptName: string, ...args: any[]): MSWebViewAsyncOperation; navigate(uri: string): void; + navigateFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; navigateToLocalStreamUri(source: string, streamResolver: any): void; navigateToString(contents: string): void; navigateWithHttpRequestMessage(requestMessage: any): void; refresh(): void; stop(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: MSHTMLWebViewElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSHTMLWebViewElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSHTMLWebViewElement: { prototype: MSHTMLWebViewElement; new(): MSHTMLWebViewElement; -} +}; interface MSInputMethodContextEventMap { "MSCandidateWindowHide": Event; @@ -11225,12 +12165,14 @@ interface MSInputMethodContext extends EventTarget { isCandidateWindowVisible(): boolean; addEventListener(type: K, listener: (this: MSInputMethodContext, ev: MSInputMethodContextEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSInputMethodContext, ev: MSInputMethodContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSInputMethodContext: { prototype: MSInputMethodContext; new(): MSInputMethodContext; -} +}; interface MSManipulationEvent extends UIEvent { readonly currentState: number; @@ -11259,7 +12201,7 @@ declare var MSManipulationEvent: { readonly MS_MANIPULATION_STATE_PRESELECT: number; readonly MS_MANIPULATION_STATE_SELECTING: number; readonly MS_MANIPULATION_STATE_STOPPED: number; -} +}; interface MSMediaKeyError { readonly code: number; @@ -11281,7 +12223,7 @@ declare var MSMediaKeyError: { readonly MS_MEDIA_KEYERR_OUTPUT: number; readonly MS_MEDIA_KEYERR_SERVICE: number; readonly MS_MEDIA_KEYERR_UNKNOWN: number; -} +}; interface MSMediaKeyMessageEvent extends Event { readonly destinationURL: string | null; @@ -11291,7 +12233,7 @@ interface MSMediaKeyMessageEvent extends Event { declare var MSMediaKeyMessageEvent: { prototype: MSMediaKeyMessageEvent; new(): MSMediaKeyMessageEvent; -} +}; interface MSMediaKeyNeededEvent extends Event { readonly initData: Uint8Array | null; @@ -11300,8 +12242,20 @@ interface MSMediaKeyNeededEvent extends Event { declare var MSMediaKeyNeededEvent: { prototype: MSMediaKeyNeededEvent; new(): MSMediaKeyNeededEvent; +}; + +interface MSMediaKeys { + readonly keySystem: string; + createSession(type: string, initData: Uint8Array, cdmData?: Uint8Array): MSMediaKeySession; } +declare var MSMediaKeys: { + prototype: MSMediaKeys; + new(keySystem: string): MSMediaKeys; + isTypeSupported(keySystem: string, type?: string): boolean; + isTypeSupportedWithFeatures(keySystem: string, type?: string): string; +}; + interface MSMediaKeySession extends EventTarget { readonly error: MSMediaKeyError | null; readonly keySystem: string; @@ -11313,19 +12267,7 @@ interface MSMediaKeySession extends EventTarget { declare var MSMediaKeySession: { prototype: MSMediaKeySession; new(): MSMediaKeySession; -} - -interface MSMediaKeys { - readonly keySystem: string; - createSession(type: string, initData: Uint8Array, cdmData?: Uint8Array): MSMediaKeySession; -} - -declare var MSMediaKeys: { - prototype: MSMediaKeys; - new(keySystem: string): MSMediaKeys; - isTypeSupported(keySystem: string, type?: string): boolean; - isTypeSupportedWithFeatures(keySystem: string, type?: string): string; -} +}; interface MSPointerEvent extends MouseEvent { readonly currentPoint: any; @@ -11348,7 +12290,7 @@ interface MSPointerEvent extends MouseEvent { declare var MSPointerEvent: { prototype: MSPointerEvent; new(typeArg: string, eventInitDict?: PointerEventInit): MSPointerEvent; -} +}; interface MSRangeCollection { readonly length: number; @@ -11359,7 +12301,7 @@ interface MSRangeCollection { declare var MSRangeCollection: { prototype: MSRangeCollection; new(): MSRangeCollection; -} +}; interface MSSiteModeEvent extends Event { readonly actionURL: string; @@ -11369,7 +12311,7 @@ interface MSSiteModeEvent extends Event { declare var MSSiteModeEvent: { prototype: MSSiteModeEvent; new(): MSSiteModeEvent; -} +}; interface MSStream { readonly type: string; @@ -11380,7 +12322,7 @@ interface MSStream { declare var MSStream: { prototype: MSStream; new(): MSStream; -} +}; interface MSStreamReader extends EventTarget, MSBaseReader { readonly error: DOMError; @@ -11389,24 +12331,26 @@ interface MSStreamReader extends EventTarget, MSBaseReader { readAsBlob(stream: MSStream, size?: number): void; readAsDataURL(stream: MSStream, size?: number): void; readAsText(stream: MSStream, encoding?: string, size?: number): void; - addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: MSStreamReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSStreamReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSStreamReader: { prototype: MSStreamReader; new(): MSStreamReader; -} +}; interface MSWebViewAsyncOperationEventMap { "complete": Event; - "error": ErrorEvent; + "error": Event; } interface MSWebViewAsyncOperation extends EventTarget { readonly error: DOMError; oncomplete: (this: MSWebViewAsyncOperation, ev: Event) => any; - onerror: (this: MSWebViewAsyncOperation, ev: ErrorEvent) => any; + onerror: (this: MSWebViewAsyncOperation, ev: Event) => any; readonly readyState: number; readonly result: any; readonly target: MSHTMLWebViewElement; @@ -11420,6 +12364,8 @@ interface MSWebViewAsyncOperation extends EventTarget { readonly TYPE_INVOKE_SCRIPT: number; addEventListener(type: K, listener: (this: MSWebViewAsyncOperation, ev: MSWebViewAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSWebViewAsyncOperation, ev: MSWebViewAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSWebViewAsyncOperation: { @@ -11431,7 +12377,7 @@ declare var MSWebViewAsyncOperation: { readonly TYPE_CAPTURE_PREVIEW_TO_RANDOM_ACCESS_STREAM: number; readonly TYPE_CREATE_DATA_PACKAGE_FROM_SELECTION: number; readonly TYPE_INVOKE_SCRIPT: number; -} +}; interface MSWebViewSettings { isIndexedDBEnabled: boolean; @@ -11441,1343 +12387,1728 @@ interface MSWebViewSettings { declare var MSWebViewSettings: { prototype: MSWebViewSettings; new(): MSWebViewSettings; -} - -interface MediaDeviceInfo { - readonly deviceId: string; - readonly groupId: string; - readonly kind: string; - readonly label: string; -} - -declare var MediaDeviceInfo: { - prototype: MediaDeviceInfo; - new(): MediaDeviceInfo; -} - -interface MediaDevicesEventMap { - "devicechange": Event; -} +}; -interface MediaDevices extends EventTarget { - ondevicechange: (this: MediaDevices, ev: Event) => any; - enumerateDevices(): any; - getSupportedConstraints(): MediaTrackSupportedConstraints; - getUserMedia(constraints: MediaStreamConstraints): PromiseLike; - addEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface MutationEvent extends Event { + readonly attrChange: number; + readonly attrName: string; + readonly newValue: string; + readonly prevValue: string; + readonly relatedNode: Node; + initMutationEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, relatedNodeArg: Node, prevValueArg: string, newValueArg: string, attrNameArg: string, attrChangeArg: number): void; + readonly ADDITION: number; + readonly MODIFICATION: number; + readonly REMOVAL: number; } -declare var MediaDevices: { - prototype: MediaDevices; - new(): MediaDevices; -} +declare var MutationEvent: { + prototype: MutationEvent; + new(): MutationEvent; + readonly ADDITION: number; + readonly MODIFICATION: number; + readonly REMOVAL: number; +}; -interface MediaElementAudioSourceNode extends AudioNode { +interface MutationObserver { + disconnect(): void; + observe(target: Node, options: MutationObserverInit): void; + takeRecords(): MutationRecord[]; } -declare var MediaElementAudioSourceNode: { - prototype: MediaElementAudioSourceNode; - new(): MediaElementAudioSourceNode; -} +declare var MutationObserver: { + prototype: MutationObserver; + new(callback: MutationCallback): MutationObserver; +}; -interface MediaEncryptedEvent extends Event { - readonly initData: ArrayBuffer | null; - readonly initDataType: string; +interface MutationRecord { + readonly addedNodes: NodeList; + readonly attributeName: string | null; + readonly attributeNamespace: string | null; + readonly nextSibling: Node | null; + readonly oldValue: string | null; + readonly previousSibling: Node | null; + readonly removedNodes: NodeList; + readonly target: Node; + readonly type: string; } -declare var MediaEncryptedEvent: { - prototype: MediaEncryptedEvent; - new(type: string, eventInitDict?: MediaEncryptedEventInit): MediaEncryptedEvent; -} +declare var MutationRecord: { + prototype: MutationRecord; + new(): MutationRecord; +}; -interface MediaError { - readonly code: number; - readonly msExtendedCode: number; - readonly MEDIA_ERR_ABORTED: number; - readonly MEDIA_ERR_DECODE: number; - readonly MEDIA_ERR_NETWORK: number; - readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; - readonly MS_MEDIA_ERR_ENCRYPTED: number; +interface NamedNodeMap { + readonly length: number; + getNamedItem(name: string): Attr; + getNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; + item(index: number): Attr; + removeNamedItem(name: string): Attr; + removeNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; + setNamedItem(arg: Attr): Attr; + setNamedItemNS(arg: Attr): Attr; + [index: number]: Attr; } -declare var MediaError: { - prototype: MediaError; - new(): MediaError; - readonly MEDIA_ERR_ABORTED: number; - readonly MEDIA_ERR_DECODE: number; - readonly MEDIA_ERR_NETWORK: number; - readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; - readonly MS_MEDIA_ERR_ENCRYPTED: number; -} +declare var NamedNodeMap: { + prototype: NamedNodeMap; + new(): NamedNodeMap; +}; -interface MediaKeyMessageEvent extends Event { - readonly message: ArrayBuffer; - readonly messageType: string; +interface NavigationCompletedEvent extends NavigationEvent { + readonly isSuccess: boolean; + readonly webErrorStatus: number; } -declare var MediaKeyMessageEvent: { - prototype: MediaKeyMessageEvent; - new(type: string, eventInitDict?: MediaKeyMessageEventInit): MediaKeyMessageEvent; -} +declare var NavigationCompletedEvent: { + prototype: NavigationCompletedEvent; + new(): NavigationCompletedEvent; +}; -interface MediaKeySession extends EventTarget { - readonly closed: PromiseLike; - readonly expiration: number; - readonly keyStatuses: MediaKeyStatusMap; - readonly sessionId: string; - close(): PromiseLike; - generateRequest(initDataType: string, initData: any): PromiseLike; - load(sessionId: string): PromiseLike; - remove(): PromiseLike; - update(response: any): PromiseLike; +interface NavigationEvent extends Event { + readonly uri: string; } -declare var MediaKeySession: { - prototype: MediaKeySession; - new(): MediaKeySession; -} +declare var NavigationEvent: { + prototype: NavigationEvent; + new(): NavigationEvent; +}; -interface MediaKeyStatusMap { - readonly size: number; - forEach(callback: ForEachCallback): void; - get(keyId: any): string; - has(keyId: any): boolean; +interface NavigationEventWithReferrer extends NavigationEvent { + readonly referer: string; } -declare var MediaKeyStatusMap: { - prototype: MediaKeyStatusMap; - new(): MediaKeyStatusMap; -} +declare var NavigationEventWithReferrer: { + prototype: NavigationEventWithReferrer; + new(): NavigationEventWithReferrer; +}; -interface MediaKeySystemAccess { - readonly keySystem: string; - createMediaKeys(): PromiseLike; - getConfiguration(): MediaKeySystemConfiguration; +interface Navigator extends Object, NavigatorID, NavigatorOnLine, NavigatorContentUtils, NavigatorStorageUtils, NavigatorGeolocation, MSNavigatorDoNotTrack, MSFileSaver, NavigatorBeacon, NavigatorConcurrentHardware, NavigatorUserMedia { + readonly authentication: WebAuthentication; + readonly cookieEnabled: boolean; + gamepadInputEmulation: GamepadInputEmulationType; + readonly language: string; + readonly maxTouchPoints: number; + readonly mimeTypes: MimeTypeArray; + readonly msManipulationViewsEnabled: boolean; + readonly msMaxTouchPoints: number; + readonly msPointerEnabled: boolean; + readonly plugins: PluginArray; + readonly pointerEnabled: boolean; + readonly serviceWorker: ServiceWorkerContainer; + readonly webdriver: boolean; + readonly doNotTrack: string | null; + readonly hardwareConcurrency: number; + readonly languages: string[]; + getGamepads(): Gamepad[]; + javaEnabled(): boolean; + msLaunchUri(uri: string, successCallback?: MSLaunchUriCallback, noHandlerCallback?: MSLaunchUriCallback): void; + requestMediaKeySystemAccess(keySystem: string, supportedConfigurations: MediaKeySystemConfiguration[]): Promise; + vibrate(pattern: number | number[]): boolean; } -declare var MediaKeySystemAccess: { - prototype: MediaKeySystemAccess; - new(): MediaKeySystemAccess; -} +declare var Navigator: { + prototype: Navigator; + new(): Navigator; +}; -interface MediaKeys { - createSession(sessionType?: string): MediaKeySession; - setServerCertificate(serverCertificate: any): PromiseLike; +interface Node extends EventTarget { + readonly attributes: NamedNodeMap; + readonly baseURI: string | null; + readonly childNodes: NodeList; + readonly firstChild: Node | null; + readonly lastChild: Node | null; + readonly localName: string | null; + readonly namespaceURI: string | null; + readonly nextSibling: Node | null; + readonly nodeName: string; + readonly nodeType: number; + nodeValue: string | null; + readonly ownerDocument: Document; + readonly parentElement: HTMLElement | null; + readonly parentNode: Node | null; + readonly previousSibling: Node | null; + textContent: string | null; + appendChild(newChild: T): T; + cloneNode(deep?: boolean): Node; + compareDocumentPosition(other: Node): number; + contains(child: Node): boolean; + hasAttributes(): boolean; + hasChildNodes(): boolean; + insertBefore(newChild: T, refChild: Node | null): T; + isDefaultNamespace(namespaceURI: string | null): boolean; + isEqualNode(arg: Node): boolean; + isSameNode(other: Node): boolean; + lookupNamespaceURI(prefix: string | null): string | null; + lookupPrefix(namespaceURI: string | null): string | null; + normalize(): void; + removeChild(oldChild: T): T; + replaceChild(newChild: Node, oldChild: T): T; + readonly ATTRIBUTE_NODE: number; + readonly CDATA_SECTION_NODE: number; + readonly COMMENT_NODE: number; + readonly DOCUMENT_FRAGMENT_NODE: number; + readonly DOCUMENT_NODE: number; + readonly DOCUMENT_POSITION_CONTAINED_BY: number; + readonly DOCUMENT_POSITION_CONTAINS: number; + readonly DOCUMENT_POSITION_DISCONNECTED: number; + readonly DOCUMENT_POSITION_FOLLOWING: number; + readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; + readonly DOCUMENT_POSITION_PRECEDING: number; + readonly DOCUMENT_TYPE_NODE: number; + readonly ELEMENT_NODE: number; + readonly ENTITY_NODE: number; + readonly ENTITY_REFERENCE_NODE: number; + readonly NOTATION_NODE: number; + readonly PROCESSING_INSTRUCTION_NODE: number; + readonly TEXT_NODE: number; } -declare var MediaKeys: { - prototype: MediaKeys; - new(): MediaKeys; -} +declare var Node: { + prototype: Node; + new(): Node; + readonly ATTRIBUTE_NODE: number; + readonly CDATA_SECTION_NODE: number; + readonly COMMENT_NODE: number; + readonly DOCUMENT_FRAGMENT_NODE: number; + readonly DOCUMENT_NODE: number; + readonly DOCUMENT_POSITION_CONTAINED_BY: number; + readonly DOCUMENT_POSITION_CONTAINS: number; + readonly DOCUMENT_POSITION_DISCONNECTED: number; + readonly DOCUMENT_POSITION_FOLLOWING: number; + readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; + readonly DOCUMENT_POSITION_PRECEDING: number; + readonly DOCUMENT_TYPE_NODE: number; + readonly ELEMENT_NODE: number; + readonly ENTITY_NODE: number; + readonly ENTITY_REFERENCE_NODE: number; + readonly NOTATION_NODE: number; + readonly PROCESSING_INSTRUCTION_NODE: number; + readonly TEXT_NODE: number; +}; -interface MediaList { - readonly length: number; - mediaText: string; - appendMedium(newMedium: string): void; - deleteMedium(oldMedium: string): void; - item(index: number): string; - toString(): string; - [index: number]: string; +interface NodeFilter { + acceptNode(n: Node): number; } -declare var MediaList: { - prototype: MediaList; - new(): MediaList; -} +declare var NodeFilter: { + readonly FILTER_ACCEPT: number; + readonly FILTER_REJECT: number; + readonly FILTER_SKIP: number; + readonly SHOW_ALL: number; + readonly SHOW_ATTRIBUTE: number; + readonly SHOW_CDATA_SECTION: number; + readonly SHOW_COMMENT: number; + readonly SHOW_DOCUMENT: number; + readonly SHOW_DOCUMENT_FRAGMENT: number; + readonly SHOW_DOCUMENT_TYPE: number; + readonly SHOW_ELEMENT: number; + readonly SHOW_ENTITY: number; + readonly SHOW_ENTITY_REFERENCE: number; + readonly SHOW_NOTATION: number; + readonly SHOW_PROCESSING_INSTRUCTION: number; + readonly SHOW_TEXT: number; +}; -interface MediaQueryList { - readonly matches: boolean; - readonly media: string; - addListener(listener: MediaQueryListListener): void; - removeListener(listener: MediaQueryListListener): void; +interface NodeIterator { + readonly expandEntityReferences: boolean; + readonly filter: NodeFilter; + readonly root: Node; + readonly whatToShow: number; + detach(): void; + nextNode(): Node; + previousNode(): Node; } -declare var MediaQueryList: { - prototype: MediaQueryList; - new(): MediaQueryList; -} +declare var NodeIterator: { + prototype: NodeIterator; + new(): NodeIterator; +}; -interface MediaSource extends EventTarget { - readonly activeSourceBuffers: SourceBufferList; - duration: number; - readonly readyState: string; - readonly sourceBuffers: SourceBufferList; - addSourceBuffer(type: string): SourceBuffer; - endOfStream(error?: number): void; - removeSourceBuffer(sourceBuffer: SourceBuffer): void; +interface NodeList { + readonly length: number; + item(index: number): Node; + [index: number]: Node; } -declare var MediaSource: { - prototype: MediaSource; - new(): MediaSource; - isTypeSupported(type: string): boolean; -} +declare var NodeList: { + prototype: NodeList; + new(): NodeList; +}; -interface MediaStreamEventMap { - "active": Event; - "addtrack": TrackEvent; - "inactive": Event; - "removetrack": TrackEvent; +interface NotificationEventMap { + "click": Event; + "close": Event; + "error": Event; + "show": Event; +} + +interface Notification extends EventTarget { + readonly body: string; + readonly dir: NotificationDirection; + readonly icon: string; + readonly lang: string; + onclick: (this: Notification, ev: Event) => any; + onclose: (this: Notification, ev: Event) => any; + onerror: (this: Notification, ev: Event) => any; + onshow: (this: Notification, ev: Event) => any; + readonly permission: NotificationPermission; + readonly tag: string; + readonly title: string; + close(): void; + addEventListener(type: K, listener: (this: Notification, ev: NotificationEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Notification, ev: NotificationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface MediaStream extends EventTarget { - readonly active: boolean; - readonly id: string; - onactive: (this: MediaStream, ev: Event) => any; - onaddtrack: (this: MediaStream, ev: TrackEvent) => any; - oninactive: (this: MediaStream, ev: Event) => any; - onremovetrack: (this: MediaStream, ev: TrackEvent) => any; - addTrack(track: MediaStreamTrack): void; - clone(): MediaStream; - getAudioTracks(): MediaStreamTrack[]; - getTrackById(trackId: string): MediaStreamTrack | null; - getTracks(): MediaStreamTrack[]; - getVideoTracks(): MediaStreamTrack[]; - removeTrack(track: MediaStreamTrack): void; - stop(): void; - addEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var Notification: { + prototype: Notification; + new(title: string, options?: NotificationOptions): Notification; + requestPermission(callback?: NotificationPermissionCallback): Promise; +}; + +interface OES_element_index_uint { } -declare var MediaStream: { - prototype: MediaStream; - new(streamOrTracks?: MediaStream | MediaStreamTrack[]): MediaStream; +declare var OES_element_index_uint: { + prototype: OES_element_index_uint; + new(): OES_element_index_uint; +}; + +interface OES_standard_derivatives { + readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; } -interface MediaStreamAudioSourceNode extends AudioNode { +declare var OES_standard_derivatives: { + prototype: OES_standard_derivatives; + new(): OES_standard_derivatives; + readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; +}; + +interface OES_texture_float { } -declare var MediaStreamAudioSourceNode: { - prototype: MediaStreamAudioSourceNode; - new(): MediaStreamAudioSourceNode; -} +declare var OES_texture_float: { + prototype: OES_texture_float; + new(): OES_texture_float; +}; -interface MediaStreamError { - readonly constraintName: string | null; - readonly message: string | null; - readonly name: string; +interface OES_texture_float_linear { } -declare var MediaStreamError: { - prototype: MediaStreamError; - new(): MediaStreamError; +declare var OES_texture_float_linear: { + prototype: OES_texture_float_linear; + new(): OES_texture_float_linear; +}; + +interface OES_texture_half_float { + readonly HALF_FLOAT_OES: number; } -interface MediaStreamErrorEvent extends Event { - readonly error: MediaStreamError | null; +declare var OES_texture_half_float: { + prototype: OES_texture_half_float; + new(): OES_texture_half_float; + readonly HALF_FLOAT_OES: number; +}; + +interface OES_texture_half_float_linear { } -declare var MediaStreamErrorEvent: { - prototype: MediaStreamErrorEvent; - new(type: string, eventInitDict?: MediaStreamErrorEventInit): MediaStreamErrorEvent; +declare var OES_texture_half_float_linear: { + prototype: OES_texture_half_float_linear; + new(): OES_texture_half_float_linear; +}; + +interface OfflineAudioCompletionEvent extends Event { + readonly renderedBuffer: AudioBuffer; } -interface MediaStreamTrackEventMap { - "ended": MediaStreamErrorEvent; - "mute": Event; - "overconstrained": MediaStreamErrorEvent; - "unmute": Event; +declare var OfflineAudioCompletionEvent: { + prototype: OfflineAudioCompletionEvent; + new(): OfflineAudioCompletionEvent; +}; + +interface OfflineAudioContextEventMap extends AudioContextEventMap { + "complete": OfflineAudioCompletionEvent; } -interface MediaStreamTrack extends EventTarget { - enabled: boolean; - readonly id: string; - readonly kind: string; - readonly label: string; - readonly muted: boolean; - onended: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; - onmute: (this: MediaStreamTrack, ev: Event) => any; - onoverconstrained: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; - onunmute: (this: MediaStreamTrack, ev: Event) => any; - readonly readonly: boolean; - readonly readyState: string; - readonly remote: boolean; - applyConstraints(constraints: MediaTrackConstraints): PromiseLike; - clone(): MediaStreamTrack; - getCapabilities(): MediaTrackCapabilities; - getConstraints(): MediaTrackConstraints; - getSettings(): MediaTrackSettings; - stop(): void; - addEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; +interface OfflineAudioContext extends AudioContextBase { + readonly length: number; + oncomplete: (this: OfflineAudioContext, ev: OfflineAudioCompletionEvent) => any; + startRendering(): Promise; + suspend(suspendTime: number): Promise; + addEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var MediaStreamTrack: { - prototype: MediaStreamTrack; - new(): MediaStreamTrack; -} +declare var OfflineAudioContext: { + prototype: OfflineAudioContext; + new(numberOfChannels: number, length: number, sampleRate: number): OfflineAudioContext; +}; -interface MediaStreamTrackEvent extends Event { - readonly track: MediaStreamTrack; +interface OscillatorNodeEventMap { + "ended": MediaStreamErrorEvent; } -declare var MediaStreamTrackEvent: { - prototype: MediaStreamTrackEvent; - new(type: string, eventInitDict?: MediaStreamTrackEventInit): MediaStreamTrackEvent; +interface OscillatorNode extends AudioNode { + readonly detune: AudioParam; + readonly frequency: AudioParam; + onended: (this: OscillatorNode, ev: MediaStreamErrorEvent) => any; + type: OscillatorType; + setPeriodicWave(periodicWave: PeriodicWave): void; + start(when?: number): void; + stop(when?: number): void; + addEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface MessageChannel { - readonly port1: MessagePort; - readonly port2: MessagePort; -} +declare var OscillatorNode: { + prototype: OscillatorNode; + new(): OscillatorNode; +}; -declare var MessageChannel: { - prototype: MessageChannel; - new(): MessageChannel; +interface OverflowEvent extends UIEvent { + readonly horizontalOverflow: boolean; + readonly orient: number; + readonly verticalOverflow: boolean; + readonly BOTH: number; + readonly HORIZONTAL: number; + readonly VERTICAL: number; } -interface MessageEvent extends Event { - readonly data: any; - readonly origin: string; - readonly ports: any; - readonly source: Window; - initMessageEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, dataArg: any, originArg: string, lastEventIdArg: string, sourceArg: Window): void; -} +declare var OverflowEvent: { + prototype: OverflowEvent; + new(): OverflowEvent; + readonly BOTH: number; + readonly HORIZONTAL: number; + readonly VERTICAL: number; +}; -declare var MessageEvent: { - prototype: MessageEvent; - new(type: string, eventInitDict?: MessageEventInit): MessageEvent; +interface PageTransitionEvent extends Event { + readonly persisted: boolean; } -interface MessagePortEventMap { - "message": MessageEvent; -} +declare var PageTransitionEvent: { + prototype: PageTransitionEvent; + new(): PageTransitionEvent; +}; -interface MessagePort extends EventTarget { - onmessage: (this: MessagePort, ev: MessageEvent) => any; - close(): void; - postMessage(message?: any, ports?: any): void; - start(): void; - addEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface PannerNode extends AudioNode { + coneInnerAngle: number; + coneOuterAngle: number; + coneOuterGain: number; + distanceModel: DistanceModelType; + maxDistance: number; + panningModel: PanningModelType; + refDistance: number; + rolloffFactor: number; + setOrientation(x: number, y: number, z: number): void; + setPosition(x: number, y: number, z: number): void; + setVelocity(x: number, y: number, z: number): void; } -declare var MessagePort: { - prototype: MessagePort; - new(): MessagePort; -} +declare var PannerNode: { + prototype: PannerNode; + new(): PannerNode; +}; -interface MimeType { - readonly description: string; - readonly enabledPlugin: Plugin; - readonly suffixes: string; - readonly type: string; +interface Path2D extends Object, CanvasPathMethods { } -declare var MimeType: { - prototype: MimeType; - new(): MimeType; -} +declare var Path2D: { + prototype: Path2D; + new(path?: Path2D): Path2D; +}; -interface MimeTypeArray { - readonly length: number; - item(index: number): Plugin; - namedItem(type: string): Plugin; - [index: number]: Plugin; +interface PaymentAddress { + readonly addressLine: string[]; + readonly city: string; + readonly country: string; + readonly dependentLocality: string; + readonly languageCode: string; + readonly organization: string; + readonly phone: string; + readonly postalCode: string; + readonly recipient: string; + readonly region: string; + readonly sortingCode: string; + toJSON(): any; } -declare var MimeTypeArray: { - prototype: MimeTypeArray; - new(): MimeTypeArray; -} +declare var PaymentAddress: { + prototype: PaymentAddress; + new(): PaymentAddress; +}; -interface MouseEvent extends UIEvent { - readonly altKey: boolean; - readonly button: number; - readonly buttons: number; - readonly clientX: number; - readonly clientY: number; - readonly ctrlKey: boolean; - readonly fromElement: Element; - readonly layerX: number; - readonly layerY: number; - readonly metaKey: boolean; - readonly movementX: number; - readonly movementY: number; - readonly offsetX: number; - readonly offsetY: number; - readonly pageX: number; - readonly pageY: number; - readonly relatedTarget: EventTarget; - readonly screenX: number; - readonly screenY: number; - readonly shiftKey: boolean; - readonly toElement: Element; - readonly which: number; - readonly x: number; - readonly y: number; - getModifierState(keyArg: string): boolean; - initMouseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget | null): void; +interface PaymentRequestEventMap { + "shippingaddresschange": Event; + "shippingoptionchange": Event; } -declare var MouseEvent: { - prototype: MouseEvent; - new(typeArg: string, eventInitDict?: MouseEventInit): MouseEvent; +interface PaymentRequest extends EventTarget { + onshippingaddresschange: (this: PaymentRequest, ev: Event) => any; + onshippingoptionchange: (this: PaymentRequest, ev: Event) => any; + readonly shippingAddress: PaymentAddress | null; + readonly shippingOption: string | null; + readonly shippingType: PaymentShippingType | null; + abort(): Promise; + show(): Promise; + addEventListener(type: K, listener: (this: PaymentRequest, ev: PaymentRequestEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: PaymentRequest, ev: PaymentRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface MutationEvent extends Event { - readonly attrChange: number; - readonly attrName: string; - readonly newValue: string; - readonly prevValue: string; - readonly relatedNode: Node; - initMutationEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, relatedNodeArg: Node, prevValueArg: string, newValueArg: string, attrNameArg: string, attrChangeArg: number): void; - readonly ADDITION: number; - readonly MODIFICATION: number; - readonly REMOVAL: number; -} +declare var PaymentRequest: { + prototype: PaymentRequest; + new(methodData: PaymentMethodData[], details: PaymentDetails, options?: PaymentOptions): PaymentRequest; +}; -declare var MutationEvent: { - prototype: MutationEvent; - new(): MutationEvent; - readonly ADDITION: number; - readonly MODIFICATION: number; - readonly REMOVAL: number; +interface PaymentRequestUpdateEvent extends Event { + updateWith(d: Promise): void; } -interface MutationObserver { - disconnect(): void; - observe(target: Node, options: MutationObserverInit): void; - takeRecords(): MutationRecord[]; -} +declare var PaymentRequestUpdateEvent: { + prototype: PaymentRequestUpdateEvent; + new(type: string, eventInitDict?: PaymentRequestUpdateEventInit): PaymentRequestUpdateEvent; +}; -declare var MutationObserver: { - prototype: MutationObserver; - new(callback: MutationCallback): MutationObserver; +interface PaymentResponse { + readonly details: any; + readonly methodName: string; + readonly payerEmail: string | null; + readonly payerName: string | null; + readonly payerPhone: string | null; + readonly shippingAddress: PaymentAddress | null; + readonly shippingOption: string | null; + complete(result?: PaymentComplete): Promise; + toJSON(): any; } -interface MutationRecord { - readonly addedNodes: NodeList; - readonly attributeName: string | null; - readonly attributeNamespace: string | null; - readonly nextSibling: Node | null; - readonly oldValue: string | null; - readonly previousSibling: Node | null; - readonly removedNodes: NodeList; - readonly target: Node; - readonly type: string; +declare var PaymentResponse: { + prototype: PaymentResponse; + new(): PaymentResponse; +}; + +interface Performance { + readonly navigation: PerformanceNavigation; + readonly timing: PerformanceTiming; + clearMarks(markName?: string): void; + clearMeasures(measureName?: string): void; + clearResourceTimings(): void; + getEntries(): any; + getEntriesByName(name: string, entryType?: string): any; + getEntriesByType(entryType: string): any; + getMarks(markName?: string): any; + getMeasures(measureName?: string): any; + mark(markName: string): void; + measure(measureName: string, startMarkName?: string, endMarkName?: string): void; + now(): number; + setResourceTimingBufferSize(maxSize: number): void; + toJSON(): any; } -declare var MutationRecord: { - prototype: MutationRecord; - new(): MutationRecord; -} +declare var Performance: { + prototype: Performance; + new(): Performance; +}; -interface NamedNodeMap { - readonly length: number; - getNamedItem(name: string): Attr; - getNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; - item(index: number): Attr; - removeNamedItem(name: string): Attr; - removeNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; - setNamedItem(arg: Attr): Attr; - setNamedItemNS(arg: Attr): Attr; - [index: number]: Attr; +interface PerformanceEntry { + readonly duration: number; + readonly entryType: string; + readonly name: string; + readonly startTime: number; } -declare var NamedNodeMap: { - prototype: NamedNodeMap; - new(): NamedNodeMap; -} +declare var PerformanceEntry: { + prototype: PerformanceEntry; + new(): PerformanceEntry; +}; -interface NavigationCompletedEvent extends NavigationEvent { - readonly isSuccess: boolean; - readonly webErrorStatus: number; +interface PerformanceMark extends PerformanceEntry { } -declare var NavigationCompletedEvent: { - prototype: NavigationCompletedEvent; - new(): NavigationCompletedEvent; -} +declare var PerformanceMark: { + prototype: PerformanceMark; + new(): PerformanceMark; +}; -interface NavigationEvent extends Event { - readonly uri: string; +interface PerformanceMeasure extends PerformanceEntry { } -declare var NavigationEvent: { - prototype: NavigationEvent; - new(): NavigationEvent; -} +declare var PerformanceMeasure: { + prototype: PerformanceMeasure; + new(): PerformanceMeasure; +}; -interface NavigationEventWithReferrer extends NavigationEvent { - readonly referer: string; +interface PerformanceNavigation { + readonly redirectCount: number; + readonly type: number; + toJSON(): any; + readonly TYPE_BACK_FORWARD: number; + readonly TYPE_NAVIGATE: number; + readonly TYPE_RELOAD: number; + readonly TYPE_RESERVED: number; } -declare var NavigationEventWithReferrer: { - prototype: NavigationEventWithReferrer; - new(): NavigationEventWithReferrer; -} +declare var PerformanceNavigation: { + prototype: PerformanceNavigation; + new(): PerformanceNavigation; + readonly TYPE_BACK_FORWARD: number; + readonly TYPE_NAVIGATE: number; + readonly TYPE_RELOAD: number; + readonly TYPE_RESERVED: number; +}; -interface Navigator extends Object, NavigatorID, NavigatorOnLine, NavigatorContentUtils, NavigatorStorageUtils, NavigatorGeolocation, MSNavigatorDoNotTrack, MSFileSaver, NavigatorUserMedia { - readonly appCodeName: string; - readonly cookieEnabled: boolean; - readonly language: string; - readonly maxTouchPoints: number; - readonly mimeTypes: MimeTypeArray; - readonly msManipulationViewsEnabled: boolean; - readonly msMaxTouchPoints: number; - readonly msPointerEnabled: boolean; - readonly plugins: PluginArray; - readonly pointerEnabled: boolean; - readonly webdriver: boolean; - readonly hardwareConcurrency: number; - getGamepads(): Gamepad[]; - javaEnabled(): boolean; - msLaunchUri(uri: string, successCallback?: MSLaunchUriCallback, noHandlerCallback?: MSLaunchUriCallback): void; - requestMediaKeySystemAccess(keySystem: string, supportedConfigurations: MediaKeySystemConfiguration[]): PromiseLike; - vibrate(pattern: number | number[]): boolean; +interface PerformanceNavigationTiming extends PerformanceEntry { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly domComplete: number; + readonly domContentLoadedEventEnd: number; + readonly domContentLoadedEventStart: number; + readonly domInteractive: number; + readonly domLoading: number; + readonly fetchStart: number; + readonly loadEventEnd: number; + readonly loadEventStart: number; + readonly navigationStart: number; + readonly redirectCount: number; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; + readonly type: NavigationType; + readonly unloadEventEnd: number; + readonly unloadEventStart: number; } -declare var Navigator: { - prototype: Navigator; - new(): Navigator; +declare var PerformanceNavigationTiming: { + prototype: PerformanceNavigationTiming; + new(): PerformanceNavigationTiming; +}; + +interface PerformanceResourceTiming extends PerformanceEntry { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly fetchStart: number; + readonly initiatorType: string; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; } -interface Node extends EventTarget { - readonly attributes: NamedNodeMap; - readonly baseURI: string | null; - readonly childNodes: NodeList; - readonly firstChild: Node | null; - readonly lastChild: Node | null; - readonly localName: string | null; - readonly namespaceURI: string | null; - readonly nextSibling: Node | null; - readonly nodeName: string; - readonly nodeType: number; - nodeValue: string | null; - readonly ownerDocument: Document; - readonly parentElement: HTMLElement | null; - readonly parentNode: Node | null; - readonly previousSibling: Node | null; - textContent: string | null; - appendChild(newChild: Node): Node; - cloneNode(deep?: boolean): Node; - compareDocumentPosition(other: Node): number; - contains(child: Node): boolean; - hasAttributes(): boolean; - hasChildNodes(): boolean; - insertBefore(newChild: Node, refChild: Node | null): Node; - isDefaultNamespace(namespaceURI: string | null): boolean; - isEqualNode(arg: Node): boolean; - isSameNode(other: Node): boolean; - lookupNamespaceURI(prefix: string | null): string | null; - lookupPrefix(namespaceURI: string | null): string | null; - normalize(): void; - removeChild(oldChild: Node): Node; - replaceChild(newChild: Node, oldChild: Node): Node; - readonly ATTRIBUTE_NODE: number; - readonly CDATA_SECTION_NODE: number; - readonly COMMENT_NODE: number; - readonly DOCUMENT_FRAGMENT_NODE: number; - readonly DOCUMENT_NODE: number; - readonly DOCUMENT_POSITION_CONTAINED_BY: number; - readonly DOCUMENT_POSITION_CONTAINS: number; - readonly DOCUMENT_POSITION_DISCONNECTED: number; - readonly DOCUMENT_POSITION_FOLLOWING: number; - readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; - readonly DOCUMENT_POSITION_PRECEDING: number; - readonly DOCUMENT_TYPE_NODE: number; - readonly ELEMENT_NODE: number; - readonly ENTITY_NODE: number; - readonly ENTITY_REFERENCE_NODE: number; - readonly NOTATION_NODE: number; - readonly PROCESSING_INSTRUCTION_NODE: number; - readonly TEXT_NODE: number; +declare var PerformanceResourceTiming: { + prototype: PerformanceResourceTiming; + new(): PerformanceResourceTiming; +}; + +interface PerformanceTiming { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly domComplete: number; + readonly domContentLoadedEventEnd: number; + readonly domContentLoadedEventStart: number; + readonly domInteractive: number; + readonly domLoading: number; + readonly fetchStart: number; + readonly loadEventEnd: number; + readonly loadEventStart: number; + readonly msFirstPaint: number; + readonly navigationStart: number; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; + readonly unloadEventEnd: number; + readonly unloadEventStart: number; + readonly secureConnectionStart: number; + toJSON(): any; } -declare var Node: { - prototype: Node; - new(): Node; - readonly ATTRIBUTE_NODE: number; - readonly CDATA_SECTION_NODE: number; - readonly COMMENT_NODE: number; - readonly DOCUMENT_FRAGMENT_NODE: number; - readonly DOCUMENT_NODE: number; - readonly DOCUMENT_POSITION_CONTAINED_BY: number; - readonly DOCUMENT_POSITION_CONTAINS: number; - readonly DOCUMENT_POSITION_DISCONNECTED: number; - readonly DOCUMENT_POSITION_FOLLOWING: number; - readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; - readonly DOCUMENT_POSITION_PRECEDING: number; - readonly DOCUMENT_TYPE_NODE: number; - readonly ELEMENT_NODE: number; - readonly ENTITY_NODE: number; - readonly ENTITY_REFERENCE_NODE: number; - readonly NOTATION_NODE: number; - readonly PROCESSING_INSTRUCTION_NODE: number; - readonly TEXT_NODE: number; +declare var PerformanceTiming: { + prototype: PerformanceTiming; + new(): PerformanceTiming; +}; + +interface PerfWidgetExternal { + readonly activeNetworkRequestCount: number; + readonly averageFrameTime: number; + readonly averagePaintTime: number; + readonly extraInformationEnabled: boolean; + readonly independentRenderingEnabled: boolean; + readonly irDisablingContentString: string; + readonly irStatusAvailable: boolean; + readonly maxCpuSpeed: number; + readonly paintRequestsPerSecond: number; + readonly performanceCounter: number; + readonly performanceCounterFrequency: number; + addEventListener(eventType: string, callback: Function): void; + getMemoryUsage(): number; + getProcessCpuUsage(): number; + getRecentCpuUsage(last: number | null): any; + getRecentFrames(last: number | null): any; + getRecentMemoryUsage(last: number | null): any; + getRecentPaintRequests(last: number | null): any; + removeEventListener(eventType: string, callback: Function): void; + repositionWindow(x: number, y: number): void; + resizeWindow(width: number, height: number): void; } -interface NodeFilter { - acceptNode(n: Node): number; -} +declare var PerfWidgetExternal: { + prototype: PerfWidgetExternal; + new(): PerfWidgetExternal; +}; -declare var NodeFilter: { - readonly FILTER_ACCEPT: number; - readonly FILTER_REJECT: number; - readonly FILTER_SKIP: number; - readonly SHOW_ALL: number; - readonly SHOW_ATTRIBUTE: number; - readonly SHOW_CDATA_SECTION: number; - readonly SHOW_COMMENT: number; - readonly SHOW_DOCUMENT: number; - readonly SHOW_DOCUMENT_FRAGMENT: number; - readonly SHOW_DOCUMENT_TYPE: number; - readonly SHOW_ELEMENT: number; - readonly SHOW_ENTITY: number; - readonly SHOW_ENTITY_REFERENCE: number; - readonly SHOW_NOTATION: number; - readonly SHOW_PROCESSING_INSTRUCTION: number; - readonly SHOW_TEXT: number; +interface PeriodicWave { } -interface NodeIterator { - readonly expandEntityReferences: boolean; - readonly filter: NodeFilter; - readonly root: Node; - readonly whatToShow: number; - detach(): void; - nextNode(): Node; - previousNode(): Node; +declare var PeriodicWave: { + prototype: PeriodicWave; + new(): PeriodicWave; +}; + +interface PermissionRequest extends DeferredPermissionRequest { + readonly state: MSWebViewPermissionState; + defer(): void; } -declare var NodeIterator: { - prototype: NodeIterator; - new(): NodeIterator; +declare var PermissionRequest: { + prototype: PermissionRequest; + new(): PermissionRequest; +}; + +interface PermissionRequestedEvent extends Event { + readonly permissionRequest: PermissionRequest; } -interface NodeList { +declare var PermissionRequestedEvent: { + prototype: PermissionRequestedEvent; + new(): PermissionRequestedEvent; +}; + +interface Plugin { + readonly description: string; + readonly filename: string; readonly length: number; - item(index: number): Node; - [index: number]: Node; + readonly name: string; + readonly version: string; + item(index: number): MimeType; + namedItem(type: string): MimeType; + [index: number]: MimeType; } -declare var NodeList: { - prototype: NodeList; - new(): NodeList; -} +declare var Plugin: { + prototype: Plugin; + new(): Plugin; +}; -interface OES_element_index_uint { +interface PluginArray { + readonly length: number; + item(index: number): Plugin; + namedItem(name: string): Plugin; + refresh(reload?: boolean): void; + [index: number]: Plugin; } -declare var OES_element_index_uint: { - prototype: OES_element_index_uint; - new(): OES_element_index_uint; -} +declare var PluginArray: { + prototype: PluginArray; + new(): PluginArray; +}; -interface OES_standard_derivatives { - readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; +interface PointerEvent extends MouseEvent { + readonly currentPoint: any; + readonly height: number; + readonly hwTimestamp: number; + readonly intermediatePoints: any; + readonly isPrimary: boolean; + readonly pointerId: number; + readonly pointerType: any; + readonly pressure: number; + readonly rotation: number; + readonly tiltX: number; + readonly tiltY: number; + readonly width: number; + getCurrentPoint(element: Element): void; + getIntermediatePoints(element: Element): void; + initPointerEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, offsetXArg: number, offsetYArg: number, widthArg: number, heightArg: number, pressure: number, rotation: number, tiltX: number, tiltY: number, pointerIdArg: number, pointerType: any, hwTimestampArg: number, isPrimary: boolean): void; } -declare var OES_standard_derivatives: { - prototype: OES_standard_derivatives; - new(): OES_standard_derivatives; - readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; -} +declare var PointerEvent: { + prototype: PointerEvent; + new(typeArg: string, eventInitDict?: PointerEventInit): PointerEvent; +}; -interface OES_texture_float { +interface PopStateEvent extends Event { + readonly state: any; + initPopStateEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, stateArg: any): void; } -declare var OES_texture_float: { - prototype: OES_texture_float; - new(): OES_texture_float; -} +declare var PopStateEvent: { + prototype: PopStateEvent; + new(typeArg: string, eventInitDict?: PopStateEventInit): PopStateEvent; +}; -interface OES_texture_float_linear { +interface Position { + readonly coords: Coordinates; + readonly timestamp: number; } -declare var OES_texture_float_linear: { - prototype: OES_texture_float_linear; - new(): OES_texture_float_linear; -} +declare var Position: { + prototype: Position; + new(): Position; +}; -interface OfflineAudioCompletionEvent extends Event { - readonly renderedBuffer: AudioBuffer; +interface PositionError { + readonly code: number; + readonly message: string; + toString(): string; + readonly PERMISSION_DENIED: number; + readonly POSITION_UNAVAILABLE: number; + readonly TIMEOUT: number; } -declare var OfflineAudioCompletionEvent: { - prototype: OfflineAudioCompletionEvent; - new(): OfflineAudioCompletionEvent; -} +declare var PositionError: { + prototype: PositionError; + new(): PositionError; + readonly PERMISSION_DENIED: number; + readonly POSITION_UNAVAILABLE: number; + readonly TIMEOUT: number; +}; -interface OfflineAudioContextEventMap { - "complete": Event; +interface ProcessingInstruction extends CharacterData { + readonly target: string; } -interface OfflineAudioContext extends AudioContext { - oncomplete: (this: OfflineAudioContext, ev: Event) => any; - startRendering(): PromiseLike; - addEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var ProcessingInstruction: { + prototype: ProcessingInstruction; + new(): ProcessingInstruction; +}; -declare var OfflineAudioContext: { - prototype: OfflineAudioContext; - new(numberOfChannels: number, length: number, sampleRate: number): OfflineAudioContext; +interface ProgressEvent extends Event { + readonly lengthComputable: boolean; + readonly loaded: number; + readonly total: number; + initProgressEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, lengthComputableArg: boolean, loadedArg: number, totalArg: number): void; } -interface OscillatorNodeEventMap { - "ended": MediaStreamErrorEvent; -} +declare var ProgressEvent: { + prototype: ProgressEvent; + new(type: string, eventInitDict?: ProgressEventInit): ProgressEvent; +}; -interface OscillatorNode extends AudioNode { - readonly detune: AudioParam; - readonly frequency: AudioParam; - onended: (this: OscillatorNode, ev: MediaStreamErrorEvent) => any; - type: string; - setPeriodicWave(periodicWave: PeriodicWave): void; - start(when?: number): void; - stop(when?: number): void; - addEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface PushManager { + getSubscription(): Promise; + permissionState(options?: PushSubscriptionOptionsInit): Promise; + subscribe(options?: PushSubscriptionOptionsInit): Promise; } -declare var OscillatorNode: { - prototype: OscillatorNode; - new(): OscillatorNode; +declare var PushManager: { + prototype: PushManager; + new(): PushManager; +}; + +interface PushSubscription { + readonly endpoint: USVString; + readonly options: PushSubscriptionOptions; + getKey(name: PushEncryptionKeyName): ArrayBuffer | null; + toJSON(): any; + unsubscribe(): Promise; } -interface OverflowEvent extends UIEvent { - readonly horizontalOverflow: boolean; - readonly orient: number; - readonly verticalOverflow: boolean; - readonly BOTH: number; - readonly HORIZONTAL: number; - readonly VERTICAL: number; +declare var PushSubscription: { + prototype: PushSubscription; + new(): PushSubscription; +}; + +interface PushSubscriptionOptions { + readonly applicationServerKey: ArrayBuffer | null; + readonly userVisibleOnly: boolean; } -declare var OverflowEvent: { - prototype: OverflowEvent; - new(): OverflowEvent; - readonly BOTH: number; - readonly HORIZONTAL: number; - readonly VERTICAL: number; +declare var PushSubscriptionOptions: { + prototype: PushSubscriptionOptions; + new(): PushSubscriptionOptions; +}; + +interface Range { + readonly collapsed: boolean; + readonly commonAncestorContainer: Node; + readonly endContainer: Node; + readonly endOffset: number; + readonly startContainer: Node; + readonly startOffset: number; + cloneContents(): DocumentFragment; + cloneRange(): Range; + collapse(toStart: boolean): void; + compareBoundaryPoints(how: number, sourceRange: Range): number; + createContextualFragment(fragment: string): DocumentFragment; + deleteContents(): void; + detach(): void; + expand(Unit: ExpandGranularity): boolean; + extractContents(): DocumentFragment; + getBoundingClientRect(): ClientRect; + getClientRects(): ClientRectList; + insertNode(newNode: Node): void; + selectNode(refNode: Node): void; + selectNodeContents(refNode: Node): void; + setEnd(refNode: Node, offset: number): void; + setEndAfter(refNode: Node): void; + setEndBefore(refNode: Node): void; + setStart(refNode: Node, offset: number): void; + setStartAfter(refNode: Node): void; + setStartBefore(refNode: Node): void; + surroundContents(newParent: Node): void; + toString(): string; + readonly END_TO_END: number; + readonly END_TO_START: number; + readonly START_TO_END: number; + readonly START_TO_START: number; } -interface PageTransitionEvent extends Event { - readonly persisted: boolean; -} +declare var Range: { + prototype: Range; + new(): Range; + readonly END_TO_END: number; + readonly END_TO_START: number; + readonly START_TO_END: number; + readonly START_TO_START: number; +}; -declare var PageTransitionEvent: { - prototype: PageTransitionEvent; - new(): PageTransitionEvent; +interface ReadableStream { + readonly locked: boolean; + cancel(): Promise; + getReader(): ReadableStreamReader; } -interface PannerNode extends AudioNode { - coneInnerAngle: number; - coneOuterAngle: number; - coneOuterGain: number; - distanceModel: string; - maxDistance: number; - panningModel: string; - refDistance: number; - rolloffFactor: number; - setOrientation(x: number, y: number, z: number): void; - setPosition(x: number, y: number, z: number): void; - setVelocity(x: number, y: number, z: number): void; -} +declare var ReadableStream: { + prototype: ReadableStream; + new(): ReadableStream; +}; -declare var PannerNode: { - prototype: PannerNode; - new(): PannerNode; +interface ReadableStreamReader { + cancel(): Promise; + read(): Promise; + releaseLock(): void; } -interface PerfWidgetExternal { - readonly activeNetworkRequestCount: number; - readonly averageFrameTime: number; - readonly averagePaintTime: number; - readonly extraInformationEnabled: boolean; - readonly independentRenderingEnabled: boolean; - readonly irDisablingContentString: string; - readonly irStatusAvailable: boolean; - readonly maxCpuSpeed: number; - readonly paintRequestsPerSecond: number; - readonly performanceCounter: number; - readonly performanceCounterFrequency: number; - addEventListener(eventType: string, callback: Function): void; - getMemoryUsage(): number; - getProcessCpuUsage(): number; - getRecentCpuUsage(last: number | null): any; - getRecentFrames(last: number | null): any; - getRecentMemoryUsage(last: number | null): any; - getRecentPaintRequests(last: number | null): any; - removeEventListener(eventType: string, callback: Function): void; - repositionWindow(x: number, y: number): void; - resizeWindow(width: number, height: number): void; -} +declare var ReadableStreamReader: { + prototype: ReadableStreamReader; + new(): ReadableStreamReader; +}; -declare var PerfWidgetExternal: { - prototype: PerfWidgetExternal; - new(): PerfWidgetExternal; +interface Request extends Object, Body { + readonly cache: RequestCache; + readonly credentials: RequestCredentials; + readonly destination: RequestDestination; + readonly headers: Headers; + readonly integrity: string; + readonly keepalive: boolean; + readonly method: string; + readonly mode: RequestMode; + readonly redirect: RequestRedirect; + readonly referrer: string; + readonly referrerPolicy: ReferrerPolicy; + readonly type: RequestType; + readonly url: string; + clone(): Request; } -interface Performance { - readonly navigation: PerformanceNavigation; - readonly timing: PerformanceTiming; - clearMarks(markName?: string): void; - clearMeasures(measureName?: string): void; - clearResourceTimings(): void; - getEntries(): any; - getEntriesByName(name: string, entryType?: string): any; - getEntriesByType(entryType: string): any; - getMarks(markName?: string): any; - getMeasures(measureName?: string): any; - mark(markName: string): void; - measure(measureName: string, startMarkName?: string, endMarkName?: string): void; - now(): number; - setResourceTimingBufferSize(maxSize: number): void; - toJSON(): any; -} +declare var Request: { + prototype: Request; + new(input: Request | string, init?: RequestInit): Request; +}; -declare var Performance: { - prototype: Performance; - new(): Performance; +interface Response extends Object, Body { + readonly body: ReadableStream | null; + readonly headers: Headers; + readonly ok: boolean; + readonly status: number; + readonly statusText: string; + readonly type: ResponseType; + readonly url: string; + readonly redirected: boolean; + clone(): Response; } -interface PerformanceEntry { - readonly duration: number; - readonly entryType: string; - readonly name: string; - readonly startTime: number; +declare var Response: { + prototype: Response; + new(body?: any, init?: ResponseInit): Response; + error: () => Response; + redirect: (url: string, status?: number) => Response; +}; + +interface RTCDtlsTransportEventMap { + "dtlsstatechange": RTCDtlsTransportStateChangedEvent; + "error": Event; } -declare var PerformanceEntry: { - prototype: PerformanceEntry; - new(): PerformanceEntry; +interface RTCDtlsTransport extends RTCStatsProvider { + ondtlsstatechange: ((this: RTCDtlsTransport, ev: RTCDtlsTransportStateChangedEvent) => any) | null; + onerror: ((this: RTCDtlsTransport, ev: Event) => any) | null; + readonly state: RTCDtlsTransportState; + readonly transport: RTCIceTransport; + getLocalParameters(): RTCDtlsParameters; + getRemoteCertificates(): ArrayBuffer[]; + getRemoteParameters(): RTCDtlsParameters | null; + start(remoteParameters: RTCDtlsParameters): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PerformanceMark extends PerformanceEntry { +declare var RTCDtlsTransport: { + prototype: RTCDtlsTransport; + new(transport: RTCIceTransport): RTCDtlsTransport; +}; + +interface RTCDtlsTransportStateChangedEvent extends Event { + readonly state: RTCDtlsTransportState; } -declare var PerformanceMark: { - prototype: PerformanceMark; - new(): PerformanceMark; +declare var RTCDtlsTransportStateChangedEvent: { + prototype: RTCDtlsTransportStateChangedEvent; + new(): RTCDtlsTransportStateChangedEvent; +}; + +interface RTCDtmfSenderEventMap { + "tonechange": RTCDTMFToneChangeEvent; } -interface PerformanceMeasure extends PerformanceEntry { +interface RTCDtmfSender extends EventTarget { + readonly canInsertDTMF: boolean; + readonly duration: number; + readonly interToneGap: number; + ontonechange: (this: RTCDtmfSender, ev: RTCDTMFToneChangeEvent) => any; + readonly sender: RTCRtpSender; + readonly toneBuffer: string; + insertDTMF(tones: string, duration?: number, interToneGap?: number): void; + addEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PerformanceMeasure: { - prototype: PerformanceMeasure; - new(): PerformanceMeasure; +declare var RTCDtmfSender: { + prototype: RTCDtmfSender; + new(sender: RTCRtpSender): RTCDtmfSender; +}; + +interface RTCDTMFToneChangeEvent extends Event { + readonly tone: string; } -interface PerformanceNavigation { - readonly redirectCount: number; - readonly type: number; +declare var RTCDTMFToneChangeEvent: { + prototype: RTCDTMFToneChangeEvent; + new(typeArg: string, eventInitDict: RTCDTMFToneChangeEventInit): RTCDTMFToneChangeEvent; +}; + +interface RTCIceCandidate { + candidate: string | null; + sdpMid: string | null; + sdpMLineIndex: number | null; toJSON(): any; - readonly TYPE_BACK_FORWARD: number; - readonly TYPE_NAVIGATE: number; - readonly TYPE_RELOAD: number; - readonly TYPE_RESERVED: number; } -declare var PerformanceNavigation: { - prototype: PerformanceNavigation; - new(): PerformanceNavigation; - readonly TYPE_BACK_FORWARD: number; - readonly TYPE_NAVIGATE: number; - readonly TYPE_RELOAD: number; - readonly TYPE_RESERVED: number; -} +declare var RTCIceCandidate: { + prototype: RTCIceCandidate; + new(candidateInitDict?: RTCIceCandidateInit): RTCIceCandidate; +}; -interface PerformanceNavigationTiming extends PerformanceEntry { - readonly connectEnd: number; - readonly connectStart: number; - readonly domComplete: number; - readonly domContentLoadedEventEnd: number; - readonly domContentLoadedEventStart: number; - readonly domInteractive: number; - readonly domLoading: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly loadEventEnd: number; - readonly loadEventStart: number; - readonly navigationStart: number; - readonly redirectCount: number; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; - readonly type: string; - readonly unloadEventEnd: number; - readonly unloadEventStart: number; +interface RTCIceCandidatePairChangedEvent extends Event { + readonly pair: RTCIceCandidatePair; } -declare var PerformanceNavigationTiming: { - prototype: PerformanceNavigationTiming; - new(): PerformanceNavigationTiming; +declare var RTCIceCandidatePairChangedEvent: { + prototype: RTCIceCandidatePairChangedEvent; + new(): RTCIceCandidatePairChangedEvent; +}; + +interface RTCIceGathererEventMap { + "error": Event; + "localcandidate": RTCIceGathererEvent; } -interface PerformanceResourceTiming extends PerformanceEntry { - readonly connectEnd: number; - readonly connectStart: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly initiatorType: string; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; +interface RTCIceGatherer extends RTCStatsProvider { + readonly component: RTCIceComponent; + onerror: ((this: RTCIceGatherer, ev: Event) => any) | null; + onlocalcandidate: ((this: RTCIceGatherer, ev: RTCIceGathererEvent) => any) | null; + createAssociatedGatherer(): RTCIceGatherer; + getLocalCandidates(): RTCIceCandidateDictionary[]; + getLocalParameters(): RTCIceParameters; + addEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PerformanceResourceTiming: { - prototype: PerformanceResourceTiming; - new(): PerformanceResourceTiming; +declare var RTCIceGatherer: { + prototype: RTCIceGatherer; + new(options: RTCIceGatherOptions): RTCIceGatherer; +}; + +interface RTCIceGathererEvent extends Event { + readonly candidate: RTCIceCandidateDictionary | RTCIceCandidateComplete; } -interface PerformanceTiming { - readonly connectEnd: number; - readonly connectStart: number; - readonly domComplete: number; - readonly domContentLoadedEventEnd: number; - readonly domContentLoadedEventStart: number; - readonly domInteractive: number; - readonly domLoading: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly loadEventEnd: number; - readonly loadEventStart: number; - readonly msFirstPaint: number; - readonly navigationStart: number; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; - readonly unloadEventEnd: number; - readonly unloadEventStart: number; - readonly secureConnectionStart: number; - toJSON(): any; +declare var RTCIceGathererEvent: { + prototype: RTCIceGathererEvent; + new(): RTCIceGathererEvent; +}; + +interface RTCIceTransportEventMap { + "candidatepairchange": RTCIceCandidatePairChangedEvent; + "icestatechange": RTCIceTransportStateChangedEvent; } -declare var PerformanceTiming: { - prototype: PerformanceTiming; - new(): PerformanceTiming; +interface RTCIceTransport extends RTCStatsProvider { + readonly component: RTCIceComponent; + readonly iceGatherer: RTCIceGatherer | null; + oncandidatepairchange: ((this: RTCIceTransport, ev: RTCIceCandidatePairChangedEvent) => any) | null; + onicestatechange: ((this: RTCIceTransport, ev: RTCIceTransportStateChangedEvent) => any) | null; + readonly role: RTCIceRole; + readonly state: RTCIceTransportState; + addRemoteCandidate(remoteCandidate: RTCIceCandidateDictionary | RTCIceCandidateComplete): void; + createAssociatedTransport(): RTCIceTransport; + getNominatedCandidatePair(): RTCIceCandidatePair | null; + getRemoteCandidates(): RTCIceCandidateDictionary[]; + getRemoteParameters(): RTCIceParameters | null; + setRemoteCandidates(remoteCandidates: RTCIceCandidateDictionary[]): void; + start(gatherer: RTCIceGatherer, remoteParameters: RTCIceParameters, role?: RTCIceRole): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PeriodicWave { -} +declare var RTCIceTransport: { + prototype: RTCIceTransport; + new(): RTCIceTransport; +}; -declare var PeriodicWave: { - prototype: PeriodicWave; - new(): PeriodicWave; +interface RTCIceTransportStateChangedEvent extends Event { + readonly state: RTCIceTransportState; } -interface PermissionRequest extends DeferredPermissionRequest { - readonly state: string; - defer(): void; +declare var RTCIceTransportStateChangedEvent: { + prototype: RTCIceTransportStateChangedEvent; + new(): RTCIceTransportStateChangedEvent; +}; + +interface RTCPeerConnectionEventMap { + "addstream": MediaStreamEvent; + "icecandidate": RTCPeerConnectionIceEvent; + "iceconnectionstatechange": Event; + "icegatheringstatechange": Event; + "negotiationneeded": Event; + "removestream": MediaStreamEvent; + "signalingstatechange": Event; +} + +interface RTCPeerConnection extends EventTarget { + readonly canTrickleIceCandidates: boolean | null; + readonly iceConnectionState: RTCIceConnectionState; + readonly iceGatheringState: RTCIceGatheringState; + readonly localDescription: RTCSessionDescription | null; + onaddstream: (this: RTCPeerConnection, ev: MediaStreamEvent) => any; + onicecandidate: (this: RTCPeerConnection, ev: RTCPeerConnectionIceEvent) => any; + oniceconnectionstatechange: (this: RTCPeerConnection, ev: Event) => any; + onicegatheringstatechange: (this: RTCPeerConnection, ev: Event) => any; + onnegotiationneeded: (this: RTCPeerConnection, ev: Event) => any; + onremovestream: (this: RTCPeerConnection, ev: MediaStreamEvent) => any; + onsignalingstatechange: (this: RTCPeerConnection, ev: Event) => any; + readonly remoteDescription: RTCSessionDescription | null; + readonly signalingState: RTCSignalingState; + addIceCandidate(candidate: RTCIceCandidate, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + addStream(stream: MediaStream): void; + close(): void; + createAnswer(successCallback?: RTCSessionDescriptionCallback, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + createOffer(successCallback?: RTCSessionDescriptionCallback, failureCallback?: RTCPeerConnectionErrorCallback, options?: RTCOfferOptions): Promise; + getConfiguration(): RTCConfiguration; + getLocalStreams(): MediaStream[]; + getRemoteStreams(): MediaStream[]; + getStats(selector: MediaStreamTrack | null, successCallback?: RTCStatsCallback, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + getStreamById(streamId: string): MediaStream | null; + removeStream(stream: MediaStream): void; + setLocalDescription(description: RTCSessionDescription, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + setRemoteDescription(description: RTCSessionDescription, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + addEventListener(type: K, listener: (this: RTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PermissionRequest: { - prototype: PermissionRequest; - new(): PermissionRequest; +declare var RTCPeerConnection: { + prototype: RTCPeerConnection; + new(configuration: RTCConfiguration): RTCPeerConnection; +}; + +interface RTCPeerConnectionIceEvent extends Event { + readonly candidate: RTCIceCandidate; } -interface PermissionRequestedEvent extends Event { - readonly permissionRequest: PermissionRequest; +declare var RTCPeerConnectionIceEvent: { + prototype: RTCPeerConnectionIceEvent; + new(type: string, eventInitDict: RTCPeerConnectionIceEventInit): RTCPeerConnectionIceEvent; +}; + +interface RTCRtpReceiverEventMap { + "error": Event; } -declare var PermissionRequestedEvent: { - prototype: PermissionRequestedEvent; - new(): PermissionRequestedEvent; +interface RTCRtpReceiver extends RTCStatsProvider { + onerror: ((this: RTCRtpReceiver, ev: Event) => any) | null; + readonly rtcpTransport: RTCDtlsTransport; + readonly track: MediaStreamTrack | null; + readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; + getContributingSources(): RTCRtpContributingSource[]; + receive(parameters: RTCRtpParameters): void; + requestSendCSRC(csrc: number): void; + setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface Plugin { - readonly description: string; - readonly filename: string; - readonly length: number; - readonly name: string; - readonly version: string; - item(index: number): MimeType; - namedItem(type: string): MimeType; - [index: number]: MimeType; +declare var RTCRtpReceiver: { + prototype: RTCRtpReceiver; + new(transport: RTCDtlsTransport | RTCSrtpSdesTransport, kind: string, rtcpTransport?: RTCDtlsTransport): RTCRtpReceiver; + getCapabilities(kind?: string): RTCRtpCapabilities; +}; + +interface RTCRtpSenderEventMap { + "error": Event; + "ssrcconflict": RTCSsrcConflictEvent; } -declare var Plugin: { - prototype: Plugin; - new(): Plugin; +interface RTCRtpSender extends RTCStatsProvider { + onerror: ((this: RTCRtpSender, ev: Event) => any) | null; + onssrcconflict: ((this: RTCRtpSender, ev: RTCSsrcConflictEvent) => any) | null; + readonly rtcpTransport: RTCDtlsTransport; + readonly track: MediaStreamTrack; + readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; + send(parameters: RTCRtpParameters): void; + setTrack(track: MediaStreamTrack): void; + setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PluginArray { - readonly length: number; - item(index: number): Plugin; - namedItem(name: string): Plugin; - refresh(reload?: boolean): void; - [index: number]: Plugin; +declare var RTCRtpSender: { + prototype: RTCRtpSender; + new(track: MediaStreamTrack, transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): RTCRtpSender; + getCapabilities(kind?: string): RTCRtpCapabilities; +}; + +interface RTCSessionDescription { + sdp: string | null; + type: RTCSdpType | null; + toJSON(): any; } -declare var PluginArray: { - prototype: PluginArray; - new(): PluginArray; +declare var RTCSessionDescription: { + prototype: RTCSessionDescription; + new(descriptionInitDict?: RTCSessionDescriptionInit): RTCSessionDescription; +}; + +interface RTCSrtpSdesTransportEventMap { + "error": Event; } -interface PointerEvent extends MouseEvent { - readonly currentPoint: any; - readonly height: number; - readonly hwTimestamp: number; - readonly intermediatePoints: any; - readonly isPrimary: boolean; - readonly pointerId: number; - readonly pointerType: any; - readonly pressure: number; - readonly rotation: number; - readonly tiltX: number; - readonly tiltY: number; - readonly width: number; - getCurrentPoint(element: Element): void; - getIntermediatePoints(element: Element): void; - initPointerEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, offsetXArg: number, offsetYArg: number, widthArg: number, heightArg: number, pressure: number, rotation: number, tiltX: number, tiltY: number, pointerIdArg: number, pointerType: any, hwTimestampArg: number, isPrimary: boolean): void; +interface RTCSrtpSdesTransport extends EventTarget { + onerror: ((this: RTCSrtpSdesTransport, ev: Event) => any) | null; + readonly transport: RTCIceTransport; + addEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PointerEvent: { - prototype: PointerEvent; - new(typeArg: string, eventInitDict?: PointerEventInit): PointerEvent; +declare var RTCSrtpSdesTransport: { + prototype: RTCSrtpSdesTransport; + new(transport: RTCIceTransport, encryptParameters: RTCSrtpSdesParameters, decryptParameters: RTCSrtpSdesParameters): RTCSrtpSdesTransport; + getLocalParameters(): RTCSrtpSdesParameters[]; +}; + +interface RTCSsrcConflictEvent extends Event { + readonly ssrc: number; } -interface PopStateEvent extends Event { - readonly state: any; - initPopStateEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, stateArg: any): void; +declare var RTCSsrcConflictEvent: { + prototype: RTCSsrcConflictEvent; + new(): RTCSsrcConflictEvent; +}; + +interface RTCStatsProvider extends EventTarget { + getStats(): Promise; + msGetStats(): Promise; } -declare var PopStateEvent: { - prototype: PopStateEvent; - new(): PopStateEvent; +declare var RTCStatsProvider: { + prototype: RTCStatsProvider; + new(): RTCStatsProvider; +}; + +interface ScopedCredential { + readonly id: ArrayBuffer; + readonly type: ScopedCredentialType; } -interface Position { - readonly coords: Coordinates; - readonly timestamp: number; +declare var ScopedCredential: { + prototype: ScopedCredential; + new(): ScopedCredential; +}; + +interface ScopedCredentialInfo { + readonly credential: ScopedCredential; + readonly publicKey: CryptoKey; } -declare var Position: { - prototype: Position; - new(): Position; +declare var ScopedCredentialInfo: { + prototype: ScopedCredentialInfo; + new(): ScopedCredentialInfo; +}; + +interface ScreenEventMap { + "MSOrientationChange": Event; } -interface PositionError { - readonly code: number; - readonly message: string; - toString(): string; - readonly PERMISSION_DENIED: number; - readonly POSITION_UNAVAILABLE: number; - readonly TIMEOUT: number; +interface Screen extends EventTarget { + readonly availHeight: number; + readonly availWidth: number; + bufferDepth: number; + readonly colorDepth: number; + readonly deviceXDPI: number; + readonly deviceYDPI: number; + readonly fontSmoothingEnabled: boolean; + readonly height: number; + readonly logicalXDPI: number; + readonly logicalYDPI: number; + readonly msOrientation: string; + onmsorientationchange: (this: Screen, ev: Event) => any; + readonly pixelDepth: number; + readonly systemXDPI: number; + readonly systemYDPI: number; + readonly width: number; + msLockOrientation(orientations: string | string[]): boolean; + msUnlockOrientation(): void; + addEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PositionError: { - prototype: PositionError; - new(): PositionError; - readonly PERMISSION_DENIED: number; - readonly POSITION_UNAVAILABLE: number; - readonly TIMEOUT: number; +declare var Screen: { + prototype: Screen; + new(): Screen; +}; + +interface ScriptNotifyEvent extends Event { + readonly callingUri: string; + readonly value: string; } -interface ProcessingInstruction extends CharacterData { - readonly target: string; +declare var ScriptNotifyEvent: { + prototype: ScriptNotifyEvent; + new(): ScriptNotifyEvent; +}; + +interface ScriptProcessorNodeEventMap { + "audioprocess": AudioProcessingEvent; } -declare var ProcessingInstruction: { - prototype: ProcessingInstruction; - new(): ProcessingInstruction; +interface ScriptProcessorNode extends AudioNode { + readonly bufferSize: number; + onaudioprocess: (this: ScriptProcessorNode, ev: AudioProcessingEvent) => any; + addEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface ProgressEvent extends Event { - readonly lengthComputable: boolean; - readonly loaded: number; - readonly total: number; - initProgressEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, lengthComputableArg: boolean, loadedArg: number, totalArg: number): void; +declare var ScriptProcessorNode: { + prototype: ScriptProcessorNode; + new(): ScriptProcessorNode; +}; + +interface Selection { + readonly anchorNode: Node; + readonly anchorOffset: number; + readonly baseNode: Node; + readonly baseOffset: number; + readonly extentNode: Node; + readonly extentOffset: number; + readonly focusNode: Node; + readonly focusOffset: number; + readonly isCollapsed: boolean; + readonly rangeCount: number; + readonly type: string; + addRange(range: Range): void; + collapse(parentNode: Node, offset: number): void; + collapseToEnd(): void; + collapseToStart(): void; + containsNode(node: Node, partlyContained: boolean): boolean; + deleteFromDocument(): void; + empty(): void; + extend(newNode: Node, offset: number): void; + getRangeAt(index: number): Range; + removeAllRanges(): void; + removeRange(range: Range): void; + selectAllChildren(parentNode: Node): void; + setBaseAndExtent(baseNode: Node, baseOffset: number, extentNode: Node, extentOffset: number): void; + setPosition(parentNode: Node, offset: number): void; + toString(): string; } -declare var ProgressEvent: { - prototype: ProgressEvent; - new(type: string, eventInitDict?: ProgressEventInit): ProgressEvent; -} +declare var Selection: { + prototype: Selection; + new(): Selection; +}; -interface RTCDTMFToneChangeEvent extends Event { - readonly tone: string; +interface ServiceWorkerEventMap extends AbstractWorkerEventMap { + "statechange": Event; } -declare var RTCDTMFToneChangeEvent: { - prototype: RTCDTMFToneChangeEvent; - new(type: string, eventInitDict: RTCDTMFToneChangeEventInit): RTCDTMFToneChangeEvent; +interface ServiceWorker extends EventTarget, AbstractWorker { + onstatechange: (this: ServiceWorker, ev: Event) => any; + readonly scriptURL: USVString; + readonly state: ServiceWorkerState; + postMessage(message: any, transfer?: any[]): void; + addEventListener(type: K, listener: (this: ServiceWorker, ev: ServiceWorkerEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorker, ev: ServiceWorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface RTCDtlsTransportEventMap { - "dtlsstatechange": RTCDtlsTransportStateChangedEvent; - "error": ErrorEvent; -} +declare var ServiceWorker: { + prototype: ServiceWorker; + new(): ServiceWorker; +}; -interface RTCDtlsTransport extends RTCStatsProvider { - ondtlsstatechange: ((this: RTCDtlsTransport, ev: RTCDtlsTransportStateChangedEvent) => any) | null; - onerror: ((this: RTCDtlsTransport, ev: ErrorEvent) => any) | null; - readonly state: string; - readonly transport: RTCIceTransport; - getLocalParameters(): RTCDtlsParameters; - getRemoteCertificates(): ArrayBuffer[]; - getRemoteParameters(): RTCDtlsParameters | null; - start(remoteParameters: RTCDtlsParameters): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface ServiceWorkerContainerEventMap { + "controllerchange": Event; + "message": ServiceWorkerMessageEvent; } -declare var RTCDtlsTransport: { - prototype: RTCDtlsTransport; - new(transport: RTCIceTransport): RTCDtlsTransport; +interface ServiceWorkerContainer extends EventTarget { + readonly controller: ServiceWorker | null; + oncontrollerchange: (this: ServiceWorkerContainer, ev: Event) => any; + onmessage: (this: ServiceWorkerContainer, ev: ServiceWorkerMessageEvent) => any; + readonly ready: Promise; + getRegistration(): Promise; + getRegistrations(): Promise; + register(scriptURL: USVString, options?: RegistrationOptions): Promise; + addEventListener(type: K, listener: (this: ServiceWorkerContainer, ev: ServiceWorkerContainerEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorkerContainer, ev: ServiceWorkerContainerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface RTCDtlsTransportStateChangedEvent extends Event { - readonly state: string; -} +declare var ServiceWorkerContainer: { + prototype: ServiceWorkerContainer; + new(): ServiceWorkerContainer; +}; -declare var RTCDtlsTransportStateChangedEvent: { - prototype: RTCDtlsTransportStateChangedEvent; - new(): RTCDtlsTransportStateChangedEvent; +interface ServiceWorkerMessageEvent extends Event { + readonly data: any; + readonly lastEventId: string; + readonly origin: string; + readonly ports: MessagePort[] | null; + readonly source: ServiceWorker | MessagePort | null; } -interface RTCDtmfSenderEventMap { - "tonechange": RTCDTMFToneChangeEvent; -} +declare var ServiceWorkerMessageEvent: { + prototype: ServiceWorkerMessageEvent; + new(type: string, eventInitDict?: ServiceWorkerMessageEventInit): ServiceWorkerMessageEvent; +}; -interface RTCDtmfSender extends EventTarget { - readonly canInsertDTMF: boolean; - readonly duration: number; - readonly interToneGap: number; - ontonechange: (this: RTCDtmfSender, ev: RTCDTMFToneChangeEvent) => any; - readonly sender: RTCRtpSender; - readonly toneBuffer: string; - insertDTMF(tones: string, duration?: number, interToneGap?: number): void; - addEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; +interface ServiceWorkerRegistrationEventMap { + "updatefound": Event; +} + +interface ServiceWorkerRegistration extends EventTarget { + readonly active: ServiceWorker | null; + readonly installing: ServiceWorker | null; + onupdatefound: (this: ServiceWorkerRegistration, ev: Event) => any; + readonly pushManager: PushManager; + readonly scope: USVString; + readonly sync: SyncManager; + readonly waiting: ServiceWorker | null; + getNotifications(filter?: GetNotificationOptions): Promise; + showNotification(title: string, options?: NotificationOptions): Promise; + unregister(): Promise; + update(): Promise; + addEventListener(type: K, listener: (this: ServiceWorkerRegistration, ev: ServiceWorkerRegistrationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorkerRegistration, ev: ServiceWorkerRegistrationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCDtmfSender: { - prototype: RTCDtmfSender; - new(sender: RTCRtpSender): RTCDtmfSender; -} +declare var ServiceWorkerRegistration: { + prototype: ServiceWorkerRegistration; + new(): ServiceWorkerRegistration; +}; -interface RTCIceCandidatePairChangedEvent extends Event { - readonly pair: RTCIceCandidatePair; +interface SourceBuffer extends EventTarget { + appendWindowEnd: number; + appendWindowStart: number; + readonly audioTracks: AudioTrackList; + readonly buffered: TimeRanges; + mode: AppendMode; + timestampOffset: number; + readonly updating: boolean; + readonly videoTracks: VideoTrackList; + abort(): void; + appendBuffer(data: ArrayBuffer | ArrayBufferView): void; + appendStream(stream: MSStream, maxSize?: number): void; + remove(start: number, end: number): void; } -declare var RTCIceCandidatePairChangedEvent: { - prototype: RTCIceCandidatePairChangedEvent; - new(): RTCIceCandidatePairChangedEvent; +declare var SourceBuffer: { + prototype: SourceBuffer; + new(): SourceBuffer; +}; + +interface SourceBufferList extends EventTarget { + readonly length: number; + item(index: number): SourceBuffer; + [index: number]: SourceBuffer; } -interface RTCIceGathererEventMap { - "error": ErrorEvent; - "localcandidate": RTCIceGathererEvent; +declare var SourceBufferList: { + prototype: SourceBufferList; + new(): SourceBufferList; +}; + +interface SpeechSynthesisEventMap { + "voiceschanged": Event; } -interface RTCIceGatherer extends RTCStatsProvider { - readonly component: string; - onerror: ((this: RTCIceGatherer, ev: ErrorEvent) => any) | null; - onlocalcandidate: ((this: RTCIceGatherer, ev: RTCIceGathererEvent) => any) | null; - createAssociatedGatherer(): RTCIceGatherer; - getLocalCandidates(): RTCIceCandidate[]; - getLocalParameters(): RTCIceParameters; - addEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; +interface SpeechSynthesis extends EventTarget { + onvoiceschanged: (this: SpeechSynthesis, ev: Event) => any; + readonly paused: boolean; + readonly pending: boolean; + readonly speaking: boolean; + cancel(): void; + getVoices(): SpeechSynthesisVoice[]; + pause(): void; + resume(): void; + speak(utterance: SpeechSynthesisUtterance): void; + addEventListener(type: K, listener: (this: SpeechSynthesis, ev: SpeechSynthesisEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SpeechSynthesis, ev: SpeechSynthesisEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCIceGatherer: { - prototype: RTCIceGatherer; - new(options: RTCIceGatherOptions): RTCIceGatherer; -} +declare var SpeechSynthesis: { + prototype: SpeechSynthesis; + new(): SpeechSynthesis; +}; -interface RTCIceGathererEvent extends Event { - readonly candidate: RTCIceCandidate | RTCIceCandidateComplete; +interface SpeechSynthesisEvent extends Event { + readonly charIndex: number; + readonly elapsedTime: number; + readonly name: string; + readonly utterance: SpeechSynthesisUtterance | null; } -declare var RTCIceGathererEvent: { - prototype: RTCIceGathererEvent; - new(): RTCIceGathererEvent; -} +declare var SpeechSynthesisEvent: { + prototype: SpeechSynthesisEvent; + new(type: string, eventInitDict?: SpeechSynthesisEventInit): SpeechSynthesisEvent; +}; -interface RTCIceTransportEventMap { - "candidatepairchange": RTCIceCandidatePairChangedEvent; - "icestatechange": RTCIceTransportStateChangedEvent; +interface SpeechSynthesisUtteranceEventMap { + "boundary": Event; + "end": Event; + "error": Event; + "mark": Event; + "pause": Event; + "resume": Event; + "start": Event; } -interface RTCIceTransport extends RTCStatsProvider { - readonly component: string; - readonly iceGatherer: RTCIceGatherer | null; - oncandidatepairchange: ((this: RTCIceTransport, ev: RTCIceCandidatePairChangedEvent) => any) | null; - onicestatechange: ((this: RTCIceTransport, ev: RTCIceTransportStateChangedEvent) => any) | null; - readonly role: string; - readonly state: string; - addRemoteCandidate(remoteCandidate: RTCIceCandidate | RTCIceCandidateComplete): void; - createAssociatedTransport(): RTCIceTransport; - getNominatedCandidatePair(): RTCIceCandidatePair | null; - getRemoteCandidates(): RTCIceCandidate[]; - getRemoteParameters(): RTCIceParameters | null; - setRemoteCandidates(remoteCandidates: RTCIceCandidate[]): void; - start(gatherer: RTCIceGatherer, remoteParameters: RTCIceParameters, role?: string): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; +interface SpeechSynthesisUtterance extends EventTarget { + lang: string; + onboundary: (this: SpeechSynthesisUtterance, ev: Event) => any; + onend: (this: SpeechSynthesisUtterance, ev: Event) => any; + onerror: (this: SpeechSynthesisUtterance, ev: Event) => any; + onmark: (this: SpeechSynthesisUtterance, ev: Event) => any; + onpause: (this: SpeechSynthesisUtterance, ev: Event) => any; + onresume: (this: SpeechSynthesisUtterance, ev: Event) => any; + onstart: (this: SpeechSynthesisUtterance, ev: Event) => any; + pitch: number; + rate: number; + text: string; + voice: SpeechSynthesisVoice; + volume: number; + addEventListener(type: K, listener: (this: SpeechSynthesisUtterance, ev: SpeechSynthesisUtteranceEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SpeechSynthesisUtterance, ev: SpeechSynthesisUtteranceEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCIceTransport: { - prototype: RTCIceTransport; - new(): RTCIceTransport; -} +declare var SpeechSynthesisUtterance: { + prototype: SpeechSynthesisUtterance; + new(text?: string): SpeechSynthesisUtterance; +}; -interface RTCIceTransportStateChangedEvent extends Event { - readonly state: string; +interface SpeechSynthesisVoice { + readonly default: boolean; + readonly lang: string; + readonly localService: boolean; + readonly name: string; + readonly voiceURI: string; } -declare var RTCIceTransportStateChangedEvent: { - prototype: RTCIceTransportStateChangedEvent; - new(): RTCIceTransportStateChangedEvent; -} +declare var SpeechSynthesisVoice: { + prototype: SpeechSynthesisVoice; + new(): SpeechSynthesisVoice; +}; -interface RTCRtpReceiverEventMap { - "error": ErrorEvent; +interface StereoPannerNode extends AudioNode { + readonly pan: AudioParam; } -interface RTCRtpReceiver extends RTCStatsProvider { - onerror: ((this: RTCRtpReceiver, ev: ErrorEvent) => any) | null; - readonly rtcpTransport: RTCDtlsTransport; - readonly track: MediaStreamTrack | null; - readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; - getContributingSources(): RTCRtpContributingSource[]; - receive(parameters: RTCRtpParameters): void; - requestSendCSRC(csrc: number): void; - setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var StereoPannerNode: { + prototype: StereoPannerNode; + new(): StereoPannerNode; +}; -declare var RTCRtpReceiver: { - prototype: RTCRtpReceiver; - new(transport: RTCDtlsTransport | RTCSrtpSdesTransport, kind: string, rtcpTransport?: RTCDtlsTransport): RTCRtpReceiver; - getCapabilities(kind?: string): RTCRtpCapabilities; +interface Storage { + readonly length: number; + clear(): void; + getItem(key: string): string | null; + key(index: number): string | null; + removeItem(key: string): void; + setItem(key: string, data: string): void; + [key: string]: any; + [index: number]: string; } -interface RTCRtpSenderEventMap { - "error": ErrorEvent; - "ssrcconflict": RTCSsrcConflictEvent; -} +declare var Storage: { + prototype: Storage; + new(): Storage; +}; -interface RTCRtpSender extends RTCStatsProvider { - onerror: ((this: RTCRtpSender, ev: ErrorEvent) => any) | null; - onssrcconflict: ((this: RTCRtpSender, ev: RTCSsrcConflictEvent) => any) | null; - readonly rtcpTransport: RTCDtlsTransport; - readonly track: MediaStreamTrack; - readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; - send(parameters: RTCRtpParameters): void; - setTrack(track: MediaStreamTrack): void; - setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface StorageEvent extends Event { + readonly url: string; + key?: string; + oldValue?: string; + newValue?: string; + storageArea?: Storage; } -declare var RTCRtpSender: { - prototype: RTCRtpSender; - new(track: MediaStreamTrack, transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): RTCRtpSender; - getCapabilities(kind?: string): RTCRtpCapabilities; -} +declare var StorageEvent: { + prototype: StorageEvent; + new (type: string, eventInitDict?: StorageEventInit): StorageEvent; +}; -interface RTCSrtpSdesTransportEventMap { - "error": ErrorEvent; +interface StyleMedia { + readonly type: string; + matchMedium(mediaquery: string): boolean; } -interface RTCSrtpSdesTransport extends EventTarget { - onerror: ((this: RTCSrtpSdesTransport, ev: ErrorEvent) => any) | null; - readonly transport: RTCIceTransport; - addEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var StyleMedia: { + prototype: StyleMedia; + new(): StyleMedia; +}; -declare var RTCSrtpSdesTransport: { - prototype: RTCSrtpSdesTransport; - new(transport: RTCIceTransport, encryptParameters: RTCSrtpSdesParameters, decryptParameters: RTCSrtpSdesParameters): RTCSrtpSdesTransport; - getLocalParameters(): RTCSrtpSdesParameters[]; +interface StyleSheet { + disabled: boolean; + readonly href: string; + readonly media: MediaList; + readonly ownerNode: Node; + readonly parentStyleSheet: StyleSheet; + readonly title: string; + readonly type: string; } -interface RTCSsrcConflictEvent extends Event { - readonly ssrc: number; -} +declare var StyleSheet: { + prototype: StyleSheet; + new(): StyleSheet; +}; -declare var RTCSsrcConflictEvent: { - prototype: RTCSsrcConflictEvent; - new(): RTCSsrcConflictEvent; +interface StyleSheetList { + readonly length: number; + item(index?: number): StyleSheet; + [index: number]: StyleSheet; } -interface RTCStatsProvider extends EventTarget { - getStats(): PromiseLike; - msGetStats(): PromiseLike; -} +declare var StyleSheetList: { + prototype: StyleSheetList; + new(): StyleSheetList; +}; -declare var RTCStatsProvider: { - prototype: RTCStatsProvider; - new(): RTCStatsProvider; +interface StyleSheetPageList { + readonly length: number; + item(index: number): CSSPageRule; + [index: number]: CSSPageRule; } -interface Range { - readonly collapsed: boolean; - readonly commonAncestorContainer: Node; - readonly endContainer: Node; - readonly endOffset: number; - readonly startContainer: Node; - readonly startOffset: number; - cloneContents(): DocumentFragment; - cloneRange(): Range; - collapse(toStart: boolean): void; - compareBoundaryPoints(how: number, sourceRange: Range): number; - createContextualFragment(fragment: string): DocumentFragment; - deleteContents(): void; - detach(): void; - expand(Unit: string): boolean; - extractContents(): DocumentFragment; - getBoundingClientRect(): ClientRect; - getClientRects(): ClientRectList; - insertNode(newNode: Node): void; - selectNode(refNode: Node): void; - selectNodeContents(refNode: Node): void; - setEnd(refNode: Node, offset: number): void; - setEndAfter(refNode: Node): void; - setEndBefore(refNode: Node): void; - setStart(refNode: Node, offset: number): void; - setStartAfter(refNode: Node): void; - setStartBefore(refNode: Node): void; - surroundContents(newParent: Node): void; - toString(): string; - readonly END_TO_END: number; - readonly END_TO_START: number; - readonly START_TO_END: number; - readonly START_TO_START: number; -} +declare var StyleSheetPageList: { + prototype: StyleSheetPageList; + new(): StyleSheetPageList; +}; -declare var Range: { - prototype: Range; - new(): Range; - readonly END_TO_END: number; - readonly END_TO_START: number; - readonly START_TO_END: number; - readonly START_TO_START: number; +interface SubtleCrypto { + decrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; + deriveBits(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, length: number): PromiseLike; + deriveKey(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, derivedKeyType: string | AesDerivedKeyParams | HmacImportParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; + digest(algorithm: AlgorithmIdentifier, data: BufferSource): PromiseLike; + encrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; + exportKey(format: "jwk", key: CryptoKey): PromiseLike; + exportKey(format: "raw" | "pkcs8" | "spki", key: CryptoKey): PromiseLike; + exportKey(format: string, key: CryptoKey): PromiseLike; + generateKey(algorithm: string, extractable: boolean, keyUsages: string[]): PromiseLike; + generateKey(algorithm: RsaHashedKeyGenParams | EcKeyGenParams | DhKeyGenParams, extractable: boolean, keyUsages: string[]): PromiseLike; + generateKey(algorithm: AesKeyGenParams | HmacKeyGenParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: "jwk", keyData: JsonWebKey, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: "raw" | "pkcs8" | "spki", keyData: BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: string, keyData: JsonWebKey | BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + sign(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, data: BufferSource): PromiseLike; + unwrapKey(format: string, wrappedKey: BufferSource, unwrappingKey: CryptoKey, unwrapAlgorithm: AlgorithmIdentifier, unwrappedKeyAlgorithm: AlgorithmIdentifier, extractable: boolean, keyUsages: string[]): PromiseLike; + verify(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, signature: BufferSource, data: BufferSource): PromiseLike; + wrapKey(format: string, key: CryptoKey, wrappingKey: CryptoKey, wrapAlgorithm: AlgorithmIdentifier): PromiseLike; } -interface SVGAElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { +declare var SubtleCrypto: { + prototype: SubtleCrypto; + new(): SubtleCrypto; +}; + +interface SVGAElement extends SVGGraphicsElement, SVGURIReference { readonly target: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGAElement: { prototype: SVGAElement; new(): SVGAElement; -} +}; interface SVGAngle { readonly unitType: number; @@ -12801,7 +14132,7 @@ declare var SVGAngle: { readonly SVG_ANGLETYPE_RAD: number; readonly SVG_ANGLETYPE_UNKNOWN: number; readonly SVG_ANGLETYPE_UNSPECIFIED: number; -} +}; interface SVGAnimatedAngle { readonly animVal: SVGAngle; @@ -12811,7 +14142,7 @@ interface SVGAnimatedAngle { declare var SVGAnimatedAngle: { prototype: SVGAnimatedAngle; new(): SVGAnimatedAngle; -} +}; interface SVGAnimatedBoolean { readonly animVal: boolean; @@ -12821,7 +14152,7 @@ interface SVGAnimatedBoolean { declare var SVGAnimatedBoolean: { prototype: SVGAnimatedBoolean; new(): SVGAnimatedBoolean; -} +}; interface SVGAnimatedEnumeration { readonly animVal: number; @@ -12831,7 +14162,7 @@ interface SVGAnimatedEnumeration { declare var SVGAnimatedEnumeration: { prototype: SVGAnimatedEnumeration; new(): SVGAnimatedEnumeration; -} +}; interface SVGAnimatedInteger { readonly animVal: number; @@ -12841,7 +14172,7 @@ interface SVGAnimatedInteger { declare var SVGAnimatedInteger: { prototype: SVGAnimatedInteger; new(): SVGAnimatedInteger; -} +}; interface SVGAnimatedLength { readonly animVal: SVGLength; @@ -12851,7 +14182,7 @@ interface SVGAnimatedLength { declare var SVGAnimatedLength: { prototype: SVGAnimatedLength; new(): SVGAnimatedLength; -} +}; interface SVGAnimatedLengthList { readonly animVal: SVGLengthList; @@ -12861,7 +14192,7 @@ interface SVGAnimatedLengthList { declare var SVGAnimatedLengthList: { prototype: SVGAnimatedLengthList; new(): SVGAnimatedLengthList; -} +}; interface SVGAnimatedNumber { readonly animVal: number; @@ -12871,7 +14202,7 @@ interface SVGAnimatedNumber { declare var SVGAnimatedNumber: { prototype: SVGAnimatedNumber; new(): SVGAnimatedNumber; -} +}; interface SVGAnimatedNumberList { readonly animVal: SVGNumberList; @@ -12881,7 +14212,7 @@ interface SVGAnimatedNumberList { declare var SVGAnimatedNumberList: { prototype: SVGAnimatedNumberList; new(): SVGAnimatedNumberList; -} +}; interface SVGAnimatedPreserveAspectRatio { readonly animVal: SVGPreserveAspectRatio; @@ -12891,7 +14222,7 @@ interface SVGAnimatedPreserveAspectRatio { declare var SVGAnimatedPreserveAspectRatio: { prototype: SVGAnimatedPreserveAspectRatio; new(): SVGAnimatedPreserveAspectRatio; -} +}; interface SVGAnimatedRect { readonly animVal: SVGRect; @@ -12901,7 +14232,7 @@ interface SVGAnimatedRect { declare var SVGAnimatedRect: { prototype: SVGAnimatedRect; new(): SVGAnimatedRect; -} +}; interface SVGAnimatedString { readonly animVal: string; @@ -12911,7 +14242,7 @@ interface SVGAnimatedString { declare var SVGAnimatedString: { prototype: SVGAnimatedString; new(): SVGAnimatedString; -} +}; interface SVGAnimatedTransformList { readonly animVal: SVGTransformList; @@ -12921,31 +14252,35 @@ interface SVGAnimatedTransformList { declare var SVGAnimatedTransformList: { prototype: SVGAnimatedTransformList; new(): SVGAnimatedTransformList; -} +}; -interface SVGCircleElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGCircleElement extends SVGGraphicsElement { readonly cx: SVGAnimatedLength; readonly cy: SVGAnimatedLength; readonly r: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGCircleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGCircleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGCircleElement: { prototype: SVGCircleElement; new(): SVGCircleElement; -} +}; -interface SVGClipPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGUnitTypes { +interface SVGClipPathElement extends SVGGraphicsElement, SVGUnitTypes { readonly clipPathUnits: SVGAnimatedEnumeration; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGClipPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGClipPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGClipPathElement: { prototype: SVGClipPathElement; new(): SVGClipPathElement; -} +}; interface SVGComponentTransferFunctionElement extends SVGElement { readonly amplitude: SVGAnimatedNumber; @@ -12961,8 +14296,10 @@ interface SVGComponentTransferFunctionElement extends SVGElement { readonly SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_TABLE: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGComponentTransferFunctionElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGComponentTransferFunctionElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGComponentTransferFunctionElement: { @@ -12974,27 +14311,31 @@ declare var SVGComponentTransferFunctionElement: { readonly SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_TABLE: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: number; -} +}; -interface SVGDefsElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGDefsElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGDefsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGDefsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGDefsElement: { prototype: SVGDefsElement; new(): SVGDefsElement; -} +}; -interface SVGDescElement extends SVGElement, SVGStylable, SVGLangSpace { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGDescElement extends SVGElement { + addEventListener(type: K, listener: (this: SVGDescElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGDescElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGDescElement: { prototype: SVGDescElement; new(): SVGDescElement; -} +}; interface SVGElementEventMap extends ElementEventMap { "click": MouseEvent; @@ -13010,6 +14351,7 @@ interface SVGElementEventMap extends ElementEventMap { } interface SVGElement extends Element { + className: any; onclick: (this: SVGElement, ev: MouseEvent) => any; ondblclick: (this: SVGElement, ev: MouseEvent) => any; onfocusin: (this: SVGElement, ev: FocusEvent) => any; @@ -13021,17 +14363,19 @@ interface SVGElement extends Element { onmouseover: (this: SVGElement, ev: MouseEvent) => any; onmouseup: (this: SVGElement, ev: MouseEvent) => any; readonly ownerSVGElement: SVGSVGElement; + readonly style: CSSStyleDeclaration; readonly viewportElement: SVGElement; xmlbase: string; - className: any; addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGElement: { prototype: SVGElement; new(): SVGElement; -} +}; interface SVGElementInstance extends EventTarget { readonly childNodes: SVGElementInstanceList; @@ -13047,7 +14391,7 @@ interface SVGElementInstance extends EventTarget { declare var SVGElementInstance: { prototype: SVGElementInstance; new(): SVGElementInstance; -} +}; interface SVGElementInstanceList { readonly length: number; @@ -13057,21 +14401,23 @@ interface SVGElementInstanceList { declare var SVGElementInstanceList: { prototype: SVGElementInstanceList; new(): SVGElementInstanceList; -} +}; -interface SVGEllipseElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGEllipseElement extends SVGGraphicsElement { readonly cx: SVGAnimatedLength; readonly cy: SVGAnimatedLength; readonly rx: SVGAnimatedLength; readonly ry: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGEllipseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGEllipseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGEllipseElement: { prototype: SVGEllipseElement; new(): SVGEllipseElement; -} +}; interface SVGFEBlendElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13094,8 +14440,10 @@ interface SVGFEBlendElement extends SVGElement, SVGFilterPrimitiveStandardAttrib readonly SVG_FEBLEND_MODE_SCREEN: number; readonly SVG_FEBLEND_MODE_SOFT_LIGHT: number; readonly SVG_FEBLEND_MODE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEBlendElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEBlendElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEBlendElement: { @@ -13118,7 +14466,7 @@ declare var SVGFEBlendElement: { readonly SVG_FEBLEND_MODE_SCREEN: number; readonly SVG_FEBLEND_MODE_SOFT_LIGHT: number; readonly SVG_FEBLEND_MODE_UNKNOWN: number; -} +}; interface SVGFEColorMatrixElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13129,8 +14477,10 @@ interface SVGFEColorMatrixElement extends SVGElement, SVGFilterPrimitiveStandard readonly SVG_FECOLORMATRIX_TYPE_MATRIX: number; readonly SVG_FECOLORMATRIX_TYPE_SATURATE: number; readonly SVG_FECOLORMATRIX_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEColorMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEColorMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEColorMatrixElement: { @@ -13141,18 +14491,20 @@ declare var SVGFEColorMatrixElement: { readonly SVG_FECOLORMATRIX_TYPE_MATRIX: number; readonly SVG_FECOLORMATRIX_TYPE_SATURATE: number; readonly SVG_FECOLORMATRIX_TYPE_UNKNOWN: number; -} +}; interface SVGFEComponentTransferElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEComponentTransferElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEComponentTransferElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEComponentTransferElement: { prototype: SVGFEComponentTransferElement; new(): SVGFEComponentTransferElement; -} +}; interface SVGFECompositeElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13169,8 +14521,10 @@ interface SVGFECompositeElement extends SVGElement, SVGFilterPrimitiveStandardAt readonly SVG_FECOMPOSITE_OPERATOR_OVER: number; readonly SVG_FECOMPOSITE_OPERATOR_UNKNOWN: number; readonly SVG_FECOMPOSITE_OPERATOR_XOR: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFECompositeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFECompositeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFECompositeElement: { @@ -13183,7 +14537,7 @@ declare var SVGFECompositeElement: { readonly SVG_FECOMPOSITE_OPERATOR_OVER: number; readonly SVG_FECOMPOSITE_OPERATOR_UNKNOWN: number; readonly SVG_FECOMPOSITE_OPERATOR_XOR: number; -} +}; interface SVGFEConvolveMatrixElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly bias: SVGAnimatedNumber; @@ -13202,8 +14556,10 @@ interface SVGFEConvolveMatrixElement extends SVGElement, SVGFilterPrimitiveStand readonly SVG_EDGEMODE_NONE: number; readonly SVG_EDGEMODE_UNKNOWN: number; readonly SVG_EDGEMODE_WRAP: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEConvolveMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEConvolveMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEConvolveMatrixElement: { @@ -13213,7 +14569,7 @@ declare var SVGFEConvolveMatrixElement: { readonly SVG_EDGEMODE_NONE: number; readonly SVG_EDGEMODE_UNKNOWN: number; readonly SVG_EDGEMODE_WRAP: number; -} +}; interface SVGFEDiffuseLightingElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly diffuseConstant: SVGAnimatedNumber; @@ -13221,14 +14577,16 @@ interface SVGFEDiffuseLightingElement extends SVGElement, SVGFilterPrimitiveStan readonly kernelUnitLengthX: SVGAnimatedNumber; readonly kernelUnitLengthY: SVGAnimatedNumber; readonly surfaceScale: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDiffuseLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDiffuseLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDiffuseLightingElement: { prototype: SVGFEDiffuseLightingElement; new(): SVGFEDiffuseLightingElement; -} +}; interface SVGFEDisplacementMapElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13241,8 +14599,10 @@ interface SVGFEDisplacementMapElement extends SVGElement, SVGFilterPrimitiveStan readonly SVG_CHANNEL_G: number; readonly SVG_CHANNEL_R: number; readonly SVG_CHANNEL_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDisplacementMapElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDisplacementMapElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDisplacementMapElement: { @@ -13253,107 +14613,135 @@ declare var SVGFEDisplacementMapElement: { readonly SVG_CHANNEL_G: number; readonly SVG_CHANNEL_R: number; readonly SVG_CHANNEL_UNKNOWN: number; -} +}; interface SVGFEDistantLightElement extends SVGElement { readonly azimuth: SVGAnimatedNumber; readonly elevation: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDistantLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDistantLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDistantLightElement: { prototype: SVGFEDistantLightElement; new(): SVGFEDistantLightElement; -} +}; interface SVGFEFloodElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEFloodElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFloodElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFloodElement: { prototype: SVGFEFloodElement; new(): SVGFEFloodElement; -} +}; interface SVGFEFuncAElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncAElement: { prototype: SVGFEFuncAElement; new(): SVGFEFuncAElement; -} +}; interface SVGFEFuncBElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncBElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncBElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncBElement: { prototype: SVGFEFuncBElement; new(): SVGFEFuncBElement; -} +}; interface SVGFEFuncGElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncGElement: { prototype: SVGFEFuncGElement; new(): SVGFEFuncGElement; -} +}; interface SVGFEFuncRElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncRElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncRElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncRElement: { prototype: SVGFEFuncRElement; new(): SVGFEFuncRElement; -} +}; interface SVGFEGaussianBlurElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; readonly stdDeviationX: SVGAnimatedNumber; readonly stdDeviationY: SVGAnimatedNumber; setStdDeviation(stdDeviationX: number, stdDeviationY: number): void; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEGaussianBlurElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEGaussianBlurElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEGaussianBlurElement: { prototype: SVGFEGaussianBlurElement; new(): SVGFEGaussianBlurElement; -} +}; -interface SVGFEImageElement extends SVGElement, SVGFilterPrimitiveStandardAttributes, SVGLangSpace, SVGURIReference, SVGExternalResourcesRequired { +interface SVGFEImageElement extends SVGElement, SVGFilterPrimitiveStandardAttributes, SVGURIReference { readonly preserveAspectRatio: SVGAnimatedPreserveAspectRatio; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEImageElement: { prototype: SVGFEImageElement; new(): SVGFEImageElement; -} +}; interface SVGFEMergeElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMergeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMergeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMergeElement: { prototype: SVGFEMergeElement; new(): SVGFEMergeElement; -} +}; interface SVGFEMergeNodeElement extends SVGElement { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMergeNodeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMergeNodeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMergeNodeElement: { prototype: SVGFEMergeNodeElement; new(): SVGFEMergeNodeElement; -} +}; interface SVGFEMorphologyElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13363,8 +14751,10 @@ interface SVGFEMorphologyElement extends SVGElement, SVGFilterPrimitiveStandardA readonly SVG_MORPHOLOGY_OPERATOR_DILATE: number; readonly SVG_MORPHOLOGY_OPERATOR_ERODE: number; readonly SVG_MORPHOLOGY_OPERATOR_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMorphologyElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMorphologyElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMorphologyElement: { @@ -13373,33 +14763,37 @@ declare var SVGFEMorphologyElement: { readonly SVG_MORPHOLOGY_OPERATOR_DILATE: number; readonly SVG_MORPHOLOGY_OPERATOR_ERODE: number; readonly SVG_MORPHOLOGY_OPERATOR_UNKNOWN: number; -} +}; interface SVGFEOffsetElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly dx: SVGAnimatedNumber; readonly dy: SVGAnimatedNumber; readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEOffsetElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEOffsetElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEOffsetElement: { prototype: SVGFEOffsetElement; new(): SVGFEOffsetElement; -} +}; interface SVGFEPointLightElement extends SVGElement { readonly x: SVGAnimatedNumber; readonly y: SVGAnimatedNumber; readonly z: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEPointLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEPointLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEPointLightElement: { prototype: SVGFEPointLightElement; new(): SVGFEPointLightElement; -} +}; interface SVGFESpecularLightingElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -13408,14 +14802,16 @@ interface SVGFESpecularLightingElement extends SVGElement, SVGFilterPrimitiveSta readonly specularConstant: SVGAnimatedNumber; readonly specularExponent: SVGAnimatedNumber; readonly surfaceScale: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFESpecularLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFESpecularLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFESpecularLightingElement: { prototype: SVGFESpecularLightingElement; new(): SVGFESpecularLightingElement; -} +}; interface SVGFESpotLightElement extends SVGElement { readonly limitingConeAngle: SVGAnimatedNumber; @@ -13426,25 +14822,29 @@ interface SVGFESpotLightElement extends SVGElement { readonly x: SVGAnimatedNumber; readonly y: SVGAnimatedNumber; readonly z: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFESpotLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFESpotLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFESpotLightElement: { prototype: SVGFESpotLightElement; new(): SVGFESpotLightElement; -} +}; interface SVGFETileElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFETileElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFETileElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFETileElement: { prototype: SVGFETileElement; new(): SVGFETileElement; -} +}; interface SVGFETurbulenceElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly baseFrequencyX: SVGAnimatedNumber; @@ -13459,8 +14859,10 @@ interface SVGFETurbulenceElement extends SVGElement, SVGFilterPrimitiveStandardA readonly SVG_TURBULENCE_TYPE_FRACTALNOISE: number; readonly SVG_TURBULENCE_TYPE_TURBULENCE: number; readonly SVG_TURBULENCE_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFETurbulenceElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFETurbulenceElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFETurbulenceElement: { @@ -13472,9 +14874,9 @@ declare var SVGFETurbulenceElement: { readonly SVG_TURBULENCE_TYPE_FRACTALNOISE: number; readonly SVG_TURBULENCE_TYPE_TURBULENCE: number; readonly SVG_TURBULENCE_TYPE_UNKNOWN: number; -} +}; -interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGStylable, SVGLangSpace, SVGURIReference, SVGExternalResourcesRequired { +interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGURIReference { readonly filterResX: SVGAnimatedInteger; readonly filterResY: SVGAnimatedInteger; readonly filterUnits: SVGAnimatedEnumeration; @@ -13484,40 +14886,46 @@ interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGStylable, SVGLan readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; setFilterRes(filterResX: number, filterResY: number): void; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFilterElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFilterElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFilterElement: { prototype: SVGFilterElement; new(): SVGFilterElement; -} +}; -interface SVGForeignObjectElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGForeignObjectElement extends SVGGraphicsElement { readonly height: SVGAnimatedLength; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGForeignObjectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGForeignObjectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGForeignObjectElement: { prototype: SVGForeignObjectElement; new(): SVGForeignObjectElement; -} +}; -interface SVGGElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGGElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGGElement: { prototype: SVGGElement; new(): SVGGElement; -} +}; -interface SVGGradientElement extends SVGElement, SVGStylable, SVGExternalResourcesRequired, SVGURIReference, SVGUnitTypes { +interface SVGGradientElement extends SVGElement, SVGUnitTypes, SVGURIReference { readonly gradientTransform: SVGAnimatedTransformList; readonly gradientUnits: SVGAnimatedEnumeration; readonly spreadMethod: SVGAnimatedEnumeration; @@ -13525,8 +14933,10 @@ interface SVGGradientElement extends SVGElement, SVGStylable, SVGExternalResourc readonly SVG_SPREADMETHOD_REFLECT: number; readonly SVG_SPREADMETHOD_REPEAT: number; readonly SVG_SPREADMETHOD_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGGradientElement: { @@ -13536,22 +14946,43 @@ declare var SVGGradientElement: { readonly SVG_SPREADMETHOD_REFLECT: number; readonly SVG_SPREADMETHOD_REPEAT: number; readonly SVG_SPREADMETHOD_UNKNOWN: number; +}; + +interface SVGGraphicsElement extends SVGElement, SVGTests { + readonly farthestViewportElement: SVGElement; + readonly nearestViewportElement: SVGElement; + readonly transform: SVGAnimatedTransformList; + getBBox(): SVGRect; + getCTM(): SVGMatrix; + getScreenCTM(): SVGMatrix; + getTransformToElement(element: SVGElement): SVGMatrix; + addEventListener(type: K, listener: (this: SVGGraphicsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGraphicsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SVGImageElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { +declare var SVGGraphicsElement: { + prototype: SVGGraphicsElement; + new(): SVGGraphicsElement; +}; + +interface SVGImageElement extends SVGGraphicsElement, SVGURIReference { readonly height: SVGAnimatedLength; readonly preserveAspectRatio: SVGAnimatedPreserveAspectRatio; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGImageElement: { prototype: SVGImageElement; new(): SVGImageElement; -} +}; interface SVGLength { readonly unitType: number; @@ -13587,7 +15018,7 @@ declare var SVGLength: { readonly SVG_LENGTHTYPE_PT: number; readonly SVG_LENGTHTYPE_PX: number; readonly SVG_LENGTHTYPE_UNKNOWN: number; -} +}; interface SVGLengthList { readonly numberOfItems: number; @@ -13603,35 +15034,41 @@ interface SVGLengthList { declare var SVGLengthList: { prototype: SVGLengthList; new(): SVGLengthList; -} +}; -interface SVGLineElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGLinearGradientElement extends SVGGradientElement { readonly x1: SVGAnimatedLength; readonly x2: SVGAnimatedLength; readonly y1: SVGAnimatedLength; readonly y2: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGLinearGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGLinearGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGLineElement: { - prototype: SVGLineElement; - new(): SVGLineElement; -} +declare var SVGLinearGradientElement: { + prototype: SVGLinearGradientElement; + new(): SVGLinearGradientElement; +}; -interface SVGLinearGradientElement extends SVGGradientElement { +interface SVGLineElement extends SVGGraphicsElement { readonly x1: SVGAnimatedLength; readonly x2: SVGAnimatedLength; readonly y1: SVGAnimatedLength; readonly y2: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGLineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGLineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGLinearGradientElement: { - prototype: SVGLinearGradientElement; - new(): SVGLinearGradientElement; -} +declare var SVGLineElement: { + prototype: SVGLineElement; + new(): SVGLineElement; +}; -interface SVGMarkerElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox { +interface SVGMarkerElement extends SVGElement, SVGFitToViewBox { readonly markerHeight: SVGAnimatedLength; readonly markerUnits: SVGAnimatedEnumeration; readonly markerWidth: SVGAnimatedLength; @@ -13641,42 +15078,46 @@ interface SVGMarkerElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExt readonly refY: SVGAnimatedLength; setOrientToAngle(angle: SVGAngle): void; setOrientToAuto(): void; - readonly SVG_MARKERUNITS_STROKEWIDTH: number; - readonly SVG_MARKERUNITS_UNKNOWN: number; - readonly SVG_MARKERUNITS_USERSPACEONUSE: number; readonly SVG_MARKER_ORIENT_ANGLE: number; readonly SVG_MARKER_ORIENT_AUTO: number; readonly SVG_MARKER_ORIENT_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + readonly SVG_MARKERUNITS_STROKEWIDTH: number; + readonly SVG_MARKERUNITS_UNKNOWN: number; + readonly SVG_MARKERUNITS_USERSPACEONUSE: number; + addEventListener(type: K, listener: (this: SVGMarkerElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMarkerElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMarkerElement: { prototype: SVGMarkerElement; new(): SVGMarkerElement; - readonly SVG_MARKERUNITS_STROKEWIDTH: number; - readonly SVG_MARKERUNITS_UNKNOWN: number; - readonly SVG_MARKERUNITS_USERSPACEONUSE: number; readonly SVG_MARKER_ORIENT_ANGLE: number; readonly SVG_MARKER_ORIENT_AUTO: number; readonly SVG_MARKER_ORIENT_UNKNOWN: number; -} + readonly SVG_MARKERUNITS_STROKEWIDTH: number; + readonly SVG_MARKERUNITS_UNKNOWN: number; + readonly SVG_MARKERUNITS_USERSPACEONUSE: number; +}; -interface SVGMaskElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGUnitTypes { +interface SVGMaskElement extends SVGElement, SVGTests, SVGUnitTypes { readonly height: SVGAnimatedLength; readonly maskContentUnits: SVGAnimatedEnumeration; readonly maskUnits: SVGAnimatedEnumeration; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGMaskElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMaskElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMaskElement: { prototype: SVGMaskElement; new(): SVGMaskElement; -} +}; interface SVGMatrix { a: number; @@ -13701,17 +15142,19 @@ interface SVGMatrix { declare var SVGMatrix: { prototype: SVGMatrix; new(): SVGMatrix; -} +}; interface SVGMetadataElement extends SVGElement { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGMetadataElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMetadataElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMetadataElement: { prototype: SVGMetadataElement; new(): SVGMetadataElement; -} +}; interface SVGNumber { value: number; @@ -13720,7 +15163,7 @@ interface SVGNumber { declare var SVGNumber: { prototype: SVGNumber; new(): SVGNumber; -} +}; interface SVGNumberList { readonly numberOfItems: number; @@ -13736,9 +15179,10 @@ interface SVGNumberList { declare var SVGNumberList: { prototype: SVGNumberList; new(): SVGNumberList; -} +}; -interface SVGPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPathData { +interface SVGPathElement extends SVGGraphicsElement { + readonly pathSegList: SVGPathSegList; createSVGPathSegArcAbs(x: number, y: number, r1: number, r2: number, angle: number, largeArcFlag: boolean, sweepFlag: boolean): SVGPathSegArcAbs; createSVGPathSegArcRel(x: number, y: number, r1: number, r2: number, angle: number, largeArcFlag: boolean, sweepFlag: boolean): SVGPathSegArcRel; createSVGPathSegClosePath(): SVGPathSegClosePath; @@ -13761,14 +15205,16 @@ interface SVGPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGT getPathSegAtLength(distance: number): number; getPointAtLength(distance: number): SVGPoint; getTotalLength(): number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGPathElement: { prototype: SVGPathElement; new(): SVGPathElement; -} +}; interface SVGPathSeg { readonly pathSegType: number; @@ -13818,7 +15264,7 @@ declare var SVGPathSeg: { readonly PATHSEG_MOVETO_ABS: number; readonly PATHSEG_MOVETO_REL: number; readonly PATHSEG_UNKNOWN: number; -} +}; interface SVGPathSegArcAbs extends SVGPathSeg { angle: number; @@ -13833,7 +15279,7 @@ interface SVGPathSegArcAbs extends SVGPathSeg { declare var SVGPathSegArcAbs: { prototype: SVGPathSegArcAbs; new(): SVGPathSegArcAbs; -} +}; interface SVGPathSegArcRel extends SVGPathSeg { angle: number; @@ -13848,7 +15294,7 @@ interface SVGPathSegArcRel extends SVGPathSeg { declare var SVGPathSegArcRel: { prototype: SVGPathSegArcRel; new(): SVGPathSegArcRel; -} +}; interface SVGPathSegClosePath extends SVGPathSeg { } @@ -13856,896 +15302,725 @@ interface SVGPathSegClosePath extends SVGPathSeg { declare var SVGPathSegClosePath: { prototype: SVGPathSegClosePath; new(): SVGPathSegClosePath; -} +}; interface SVGPathSegCurvetoCubicAbs extends SVGPathSeg { x: number; x1: number; x2: number; y: number; - y1: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicAbs: { - prototype: SVGPathSegCurvetoCubicAbs; - new(): SVGPathSegCurvetoCubicAbs; -} - -interface SVGPathSegCurvetoCubicRel extends SVGPathSeg { - x: number; - x1: number; - x2: number; - y: number; - y1: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicRel: { - prototype: SVGPathSegCurvetoCubicRel; - new(): SVGPathSegCurvetoCubicRel; -} - -interface SVGPathSegCurvetoCubicSmoothAbs extends SVGPathSeg { - x: number; - x2: number; - y: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicSmoothAbs: { - prototype: SVGPathSegCurvetoCubicSmoothAbs; - new(): SVGPathSegCurvetoCubicSmoothAbs; -} - -interface SVGPathSegCurvetoCubicSmoothRel extends SVGPathSeg { - x: number; - x2: number; - y: number; - y2: number; -} - -declare var SVGPathSegCurvetoCubicSmoothRel: { - prototype: SVGPathSegCurvetoCubicSmoothRel; - new(): SVGPathSegCurvetoCubicSmoothRel; -} - -interface SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg { - x: number; - x1: number; - y: number; - y1: number; -} - -declare var SVGPathSegCurvetoQuadraticAbs: { - prototype: SVGPathSegCurvetoQuadraticAbs; - new(): SVGPathSegCurvetoQuadraticAbs; -} - -interface SVGPathSegCurvetoQuadraticRel extends SVGPathSeg { - x: number; - x1: number; - y: number; - y1: number; -} - -declare var SVGPathSegCurvetoQuadraticRel: { - prototype: SVGPathSegCurvetoQuadraticRel; - new(): SVGPathSegCurvetoQuadraticRel; -} - -interface SVGPathSegCurvetoQuadraticSmoothAbs extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegCurvetoQuadraticSmoothAbs: { - prototype: SVGPathSegCurvetoQuadraticSmoothAbs; - new(): SVGPathSegCurvetoQuadraticSmoothAbs; -} - -interface SVGPathSegCurvetoQuadraticSmoothRel extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegCurvetoQuadraticSmoothRel: { - prototype: SVGPathSegCurvetoQuadraticSmoothRel; - new(): SVGPathSegCurvetoQuadraticSmoothRel; -} - -interface SVGPathSegLinetoAbs extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegLinetoAbs: { - prototype: SVGPathSegLinetoAbs; - new(): SVGPathSegLinetoAbs; -} - -interface SVGPathSegLinetoHorizontalAbs extends SVGPathSeg { - x: number; -} - -declare var SVGPathSegLinetoHorizontalAbs: { - prototype: SVGPathSegLinetoHorizontalAbs; - new(): SVGPathSegLinetoHorizontalAbs; -} - -interface SVGPathSegLinetoHorizontalRel extends SVGPathSeg { - x: number; -} - -declare var SVGPathSegLinetoHorizontalRel: { - prototype: SVGPathSegLinetoHorizontalRel; - new(): SVGPathSegLinetoHorizontalRel; -} - -interface SVGPathSegLinetoRel extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegLinetoRel: { - prototype: SVGPathSegLinetoRel; - new(): SVGPathSegLinetoRel; -} - -interface SVGPathSegLinetoVerticalAbs extends SVGPathSeg { - y: number; -} - -declare var SVGPathSegLinetoVerticalAbs: { - prototype: SVGPathSegLinetoVerticalAbs; - new(): SVGPathSegLinetoVerticalAbs; -} - -interface SVGPathSegLinetoVerticalRel extends SVGPathSeg { - y: number; -} - -declare var SVGPathSegLinetoVerticalRel: { - prototype: SVGPathSegLinetoVerticalRel; - new(): SVGPathSegLinetoVerticalRel; -} - -interface SVGPathSegList { - readonly numberOfItems: number; - appendItem(newItem: SVGPathSeg): SVGPathSeg; - clear(): void; - getItem(index: number): SVGPathSeg; - initialize(newItem: SVGPathSeg): SVGPathSeg; - insertItemBefore(newItem: SVGPathSeg, index: number): SVGPathSeg; - removeItem(index: number): SVGPathSeg; - replaceItem(newItem: SVGPathSeg, index: number): SVGPathSeg; -} - -declare var SVGPathSegList: { - prototype: SVGPathSegList; - new(): SVGPathSegList; -} - -interface SVGPathSegMovetoAbs extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegMovetoAbs: { - prototype: SVGPathSegMovetoAbs; - new(): SVGPathSegMovetoAbs; -} - -interface SVGPathSegMovetoRel extends SVGPathSeg { - x: number; - y: number; -} - -declare var SVGPathSegMovetoRel: { - prototype: SVGPathSegMovetoRel; - new(): SVGPathSegMovetoRel; -} - -interface SVGPatternElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox, SVGURIReference, SVGUnitTypes { - readonly height: SVGAnimatedLength; - readonly patternContentUnits: SVGAnimatedEnumeration; - readonly patternTransform: SVGAnimatedTransformList; - readonly patternUnits: SVGAnimatedEnumeration; - readonly width: SVGAnimatedLength; - readonly x: SVGAnimatedLength; - readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var SVGPatternElement: { - prototype: SVGPatternElement; - new(): SVGPatternElement; -} - -interface SVGPoint { - x: number; - y: number; - matrixTransform(matrix: SVGMatrix): SVGPoint; -} - -declare var SVGPoint: { - prototype: SVGPoint; - new(): SVGPoint; -} - -interface SVGPointList { - readonly numberOfItems: number; - appendItem(newItem: SVGPoint): SVGPoint; - clear(): void; - getItem(index: number): SVGPoint; - initialize(newItem: SVGPoint): SVGPoint; - insertItemBefore(newItem: SVGPoint, index: number): SVGPoint; - removeItem(index: number): SVGPoint; - replaceItem(newItem: SVGPoint, index: number): SVGPoint; -} - -declare var SVGPointList: { - prototype: SVGPointList; - new(): SVGPointList; + y1: number; + y2: number; } -interface SVGPolygonElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPoints { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegCurvetoCubicAbs: { + prototype: SVGPathSegCurvetoCubicAbs; + new(): SVGPathSegCurvetoCubicAbs; +}; -declare var SVGPolygonElement: { - prototype: SVGPolygonElement; - new(): SVGPolygonElement; +interface SVGPathSegCurvetoCubicRel extends SVGPathSeg { + x: number; + x1: number; + x2: number; + y: number; + y1: number; + y2: number; } -interface SVGPolylineElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPoints { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegCurvetoCubicRel: { + prototype: SVGPathSegCurvetoCubicRel; + new(): SVGPathSegCurvetoCubicRel; +}; -declare var SVGPolylineElement: { - prototype: SVGPolylineElement; - new(): SVGPolylineElement; +interface SVGPathSegCurvetoCubicSmoothAbs extends SVGPathSeg { + x: number; + x2: number; + y: number; + y2: number; } -interface SVGPreserveAspectRatio { - align: number; - meetOrSlice: number; - readonly SVG_MEETORSLICE_MEET: number; - readonly SVG_MEETORSLICE_SLICE: number; - readonly SVG_MEETORSLICE_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_NONE: number; - readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; -} +declare var SVGPathSegCurvetoCubicSmoothAbs: { + prototype: SVGPathSegCurvetoCubicSmoothAbs; + new(): SVGPathSegCurvetoCubicSmoothAbs; +}; -declare var SVGPreserveAspectRatio: { - prototype: SVGPreserveAspectRatio; - new(): SVGPreserveAspectRatio; - readonly SVG_MEETORSLICE_MEET: number; - readonly SVG_MEETORSLICE_SLICE: number; - readonly SVG_MEETORSLICE_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_NONE: number; - readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; - readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; +interface SVGPathSegCurvetoCubicSmoothRel extends SVGPathSeg { + x: number; + x2: number; + y: number; + y2: number; } -interface SVGRadialGradientElement extends SVGGradientElement { - readonly cx: SVGAnimatedLength; - readonly cy: SVGAnimatedLength; - readonly fx: SVGAnimatedLength; - readonly fy: SVGAnimatedLength; - readonly r: SVGAnimatedLength; -} +declare var SVGPathSegCurvetoCubicSmoothRel: { + prototype: SVGPathSegCurvetoCubicSmoothRel; + new(): SVGPathSegCurvetoCubicSmoothRel; +}; -declare var SVGRadialGradientElement: { - prototype: SVGRadialGradientElement; - new(): SVGRadialGradientElement; +interface SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg { + x: number; + x1: number; + y: number; + y1: number; } -interface SVGRect { - height: number; - width: number; +declare var SVGPathSegCurvetoQuadraticAbs: { + prototype: SVGPathSegCurvetoQuadraticAbs; + new(): SVGPathSegCurvetoQuadraticAbs; +}; + +interface SVGPathSegCurvetoQuadraticRel extends SVGPathSeg { x: number; + x1: number; y: number; + y1: number; } -declare var SVGRect: { - prototype: SVGRect; - new(): SVGRect; -} +declare var SVGPathSegCurvetoQuadraticRel: { + prototype: SVGPathSegCurvetoQuadraticRel; + new(): SVGPathSegCurvetoQuadraticRel; +}; -interface SVGRectElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - readonly height: SVGAnimatedLength; - readonly rx: SVGAnimatedLength; - readonly ry: SVGAnimatedLength; - readonly width: SVGAnimatedLength; - readonly x: SVGAnimatedLength; - readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface SVGPathSegCurvetoQuadraticSmoothAbs extends SVGPathSeg { + x: number; + y: number; } -declare var SVGRectElement: { - prototype: SVGRectElement; - new(): SVGRectElement; -} +declare var SVGPathSegCurvetoQuadraticSmoothAbs: { + prototype: SVGPathSegCurvetoQuadraticSmoothAbs; + new(): SVGPathSegCurvetoQuadraticSmoothAbs; +}; -interface SVGSVGElementEventMap extends SVGElementEventMap { - "SVGAbort": Event; - "SVGError": Event; - "resize": UIEvent; - "scroll": UIEvent; - "SVGUnload": Event; - "SVGZoom": SVGZoomEvent; +interface SVGPathSegCurvetoQuadraticSmoothRel extends SVGPathSeg { + x: number; + y: number; } -interface SVGSVGElement extends SVGElement, DocumentEvent, SVGLocatable, SVGTests, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox, SVGZoomAndPan { - contentScriptType: string; - contentStyleType: string; - currentScale: number; - readonly currentTranslate: SVGPoint; - readonly height: SVGAnimatedLength; - onabort: (this: SVGSVGElement, ev: Event) => any; - onerror: (this: SVGSVGElement, ev: Event) => any; - onresize: (this: SVGSVGElement, ev: UIEvent) => any; - onscroll: (this: SVGSVGElement, ev: UIEvent) => any; - onunload: (this: SVGSVGElement, ev: Event) => any; - onzoom: (this: SVGSVGElement, ev: SVGZoomEvent) => any; - readonly pixelUnitToMillimeterX: number; - readonly pixelUnitToMillimeterY: number; - readonly screenPixelToMillimeterX: number; - readonly screenPixelToMillimeterY: number; - readonly viewport: SVGRect; - readonly width: SVGAnimatedLength; - readonly x: SVGAnimatedLength; - readonly y: SVGAnimatedLength; - checkEnclosure(element: SVGElement, rect: SVGRect): boolean; - checkIntersection(element: SVGElement, rect: SVGRect): boolean; - createSVGAngle(): SVGAngle; - createSVGLength(): SVGLength; - createSVGMatrix(): SVGMatrix; - createSVGNumber(): SVGNumber; - createSVGPoint(): SVGPoint; - createSVGRect(): SVGRect; - createSVGTransform(): SVGTransform; - createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; - deselectAll(): void; - forceRedraw(): void; - getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; - getCurrentTime(): number; - getElementById(elementId: string): Element; - getEnclosureList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; - getIntersectionList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; - pauseAnimations(): void; - setCurrentTime(seconds: number): void; - suspendRedraw(maxWaitMilliseconds: number): number; - unpauseAnimations(): void; - unsuspendRedraw(suspendHandleID: number): void; - unsuspendRedrawAll(): void; - addEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegCurvetoQuadraticSmoothRel: { + prototype: SVGPathSegCurvetoQuadraticSmoothRel; + new(): SVGPathSegCurvetoQuadraticSmoothRel; +}; -declare var SVGSVGElement: { - prototype: SVGSVGElement; - new(): SVGSVGElement; +interface SVGPathSegLinetoAbs extends SVGPathSeg { + x: number; + y: number; } -interface SVGScriptElement extends SVGElement, SVGExternalResourcesRequired, SVGURIReference { - type: string; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoAbs: { + prototype: SVGPathSegLinetoAbs; + new(): SVGPathSegLinetoAbs; +}; -declare var SVGScriptElement: { - prototype: SVGScriptElement; - new(): SVGScriptElement; +interface SVGPathSegLinetoHorizontalAbs extends SVGPathSeg { + x: number; } -interface SVGStopElement extends SVGElement, SVGStylable { - readonly offset: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoHorizontalAbs: { + prototype: SVGPathSegLinetoHorizontalAbs; + new(): SVGPathSegLinetoHorizontalAbs; +}; -declare var SVGStopElement: { - prototype: SVGStopElement; - new(): SVGStopElement; +interface SVGPathSegLinetoHorizontalRel extends SVGPathSeg { + x: number; } -interface SVGStringList { - readonly numberOfItems: number; - appendItem(newItem: string): string; - clear(): void; - getItem(index: number): string; - initialize(newItem: string): string; - insertItemBefore(newItem: string, index: number): string; - removeItem(index: number): string; - replaceItem(newItem: string, index: number): string; -} +declare var SVGPathSegLinetoHorizontalRel: { + prototype: SVGPathSegLinetoHorizontalRel; + new(): SVGPathSegLinetoHorizontalRel; +}; -declare var SVGStringList: { - prototype: SVGStringList; - new(): SVGStringList; +interface SVGPathSegLinetoRel extends SVGPathSeg { + x: number; + y: number; } -interface SVGStyleElement extends SVGElement, SVGLangSpace { - disabled: boolean; - media: string; - title: string; - type: string; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoRel: { + prototype: SVGPathSegLinetoRel; + new(): SVGPathSegLinetoRel; +}; -declare var SVGStyleElement: { - prototype: SVGStyleElement; - new(): SVGStyleElement; +interface SVGPathSegLinetoVerticalAbs extends SVGPathSeg { + y: number; } -interface SVGSwitchElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoVerticalAbs: { + prototype: SVGPathSegLinetoVerticalAbs; + new(): SVGPathSegLinetoVerticalAbs; +}; -declare var SVGSwitchElement: { - prototype: SVGSwitchElement; - new(): SVGSwitchElement; +interface SVGPathSegLinetoVerticalRel extends SVGPathSeg { + y: number; } -interface SVGSymbolElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var SVGPathSegLinetoVerticalRel: { + prototype: SVGPathSegLinetoVerticalRel; + new(): SVGPathSegLinetoVerticalRel; +}; -declare var SVGSymbolElement: { - prototype: SVGSymbolElement; - new(): SVGSymbolElement; +interface SVGPathSegList { + readonly numberOfItems: number; + appendItem(newItem: SVGPathSeg): SVGPathSeg; + clear(): void; + getItem(index: number): SVGPathSeg; + initialize(newItem: SVGPathSeg): SVGPathSeg; + insertItemBefore(newItem: SVGPathSeg, index: number): SVGPathSeg; + removeItem(index: number): SVGPathSeg; + replaceItem(newItem: SVGPathSeg, index: number): SVGPathSeg; } -interface SVGTSpanElement extends SVGTextPositioningElement { +declare var SVGPathSegList: { + prototype: SVGPathSegList; + new(): SVGPathSegList; +}; + +interface SVGPathSegMovetoAbs extends SVGPathSeg { + x: number; + y: number; } -declare var SVGTSpanElement: { - prototype: SVGTSpanElement; - new(): SVGTSpanElement; +declare var SVGPathSegMovetoAbs: { + prototype: SVGPathSegMovetoAbs; + new(): SVGPathSegMovetoAbs; +}; + +interface SVGPathSegMovetoRel extends SVGPathSeg { + x: number; + y: number; } -interface SVGTextContentElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - readonly lengthAdjust: SVGAnimatedEnumeration; - readonly textLength: SVGAnimatedLength; - getCharNumAtPosition(point: SVGPoint): number; - getComputedTextLength(): number; - getEndPositionOfChar(charnum: number): SVGPoint; - getExtentOfChar(charnum: number): SVGRect; - getNumberOfChars(): number; - getRotationOfChar(charnum: number): number; - getStartPositionOfChar(charnum: number): SVGPoint; - getSubStringLength(charnum: number, nchars: number): number; - selectSubString(charnum: number, nchars: number): void; - readonly LENGTHADJUST_SPACING: number; - readonly LENGTHADJUST_SPACINGANDGLYPHS: number; - readonly LENGTHADJUST_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +declare var SVGPathSegMovetoRel: { + prototype: SVGPathSegMovetoRel; + new(): SVGPathSegMovetoRel; +}; + +interface SVGPatternElement extends SVGElement, SVGTests, SVGUnitTypes, SVGFitToViewBox, SVGURIReference { + readonly height: SVGAnimatedLength; + readonly patternContentUnits: SVGAnimatedEnumeration; + readonly patternTransform: SVGAnimatedTransformList; + readonly patternUnits: SVGAnimatedEnumeration; + readonly width: SVGAnimatedLength; + readonly x: SVGAnimatedLength; + readonly y: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGPatternElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPatternElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTextContentElement: { - prototype: SVGTextContentElement; - new(): SVGTextContentElement; - readonly LENGTHADJUST_SPACING: number; - readonly LENGTHADJUST_SPACINGANDGLYPHS: number; - readonly LENGTHADJUST_UNKNOWN: number; -} +declare var SVGPatternElement: { + prototype: SVGPatternElement; + new(): SVGPatternElement; +}; -interface SVGTextElement extends SVGTextPositioningElement, SVGTransformable { +interface SVGPoint { + x: number; + y: number; + matrixTransform(matrix: SVGMatrix): SVGPoint; } -declare var SVGTextElement: { - prototype: SVGTextElement; - new(): SVGTextElement; -} +declare var SVGPoint: { + prototype: SVGPoint; + new(): SVGPoint; +}; -interface SVGTextPathElement extends SVGTextContentElement, SVGURIReference { - readonly method: SVGAnimatedEnumeration; - readonly spacing: SVGAnimatedEnumeration; - readonly startOffset: SVGAnimatedLength; - readonly TEXTPATH_METHODTYPE_ALIGN: number; - readonly TEXTPATH_METHODTYPE_STRETCH: number; - readonly TEXTPATH_METHODTYPE_UNKNOWN: number; - readonly TEXTPATH_SPACINGTYPE_AUTO: number; - readonly TEXTPATH_SPACINGTYPE_EXACT: number; - readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; +interface SVGPointList { + readonly numberOfItems: number; + appendItem(newItem: SVGPoint): SVGPoint; + clear(): void; + getItem(index: number): SVGPoint; + initialize(newItem: SVGPoint): SVGPoint; + insertItemBefore(newItem: SVGPoint, index: number): SVGPoint; + removeItem(index: number): SVGPoint; + replaceItem(newItem: SVGPoint, index: number): SVGPoint; } -declare var SVGTextPathElement: { - prototype: SVGTextPathElement; - new(): SVGTextPathElement; - readonly TEXTPATH_METHODTYPE_ALIGN: number; - readonly TEXTPATH_METHODTYPE_STRETCH: number; - readonly TEXTPATH_METHODTYPE_UNKNOWN: number; - readonly TEXTPATH_SPACINGTYPE_AUTO: number; - readonly TEXTPATH_SPACINGTYPE_EXACT: number; - readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; -} +declare var SVGPointList: { + prototype: SVGPointList; + new(): SVGPointList; +}; -interface SVGTextPositioningElement extends SVGTextContentElement { - readonly dx: SVGAnimatedLengthList; - readonly dy: SVGAnimatedLengthList; - readonly rotate: SVGAnimatedNumberList; - readonly x: SVGAnimatedLengthList; - readonly y: SVGAnimatedLengthList; +interface SVGPolygonElement extends SVGGraphicsElement, SVGAnimatedPoints { + addEventListener(type: K, listener: (this: SVGPolygonElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPolygonElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTextPositioningElement: { - prototype: SVGTextPositioningElement; - new(): SVGTextPositioningElement; -} +declare var SVGPolygonElement: { + prototype: SVGPolygonElement; + new(): SVGPolygonElement; +}; -interface SVGTitleElement extends SVGElement, SVGStylable, SVGLangSpace { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGPolylineElement extends SVGGraphicsElement, SVGAnimatedPoints { + addEventListener(type: K, listener: (this: SVGPolylineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPolylineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTitleElement: { - prototype: SVGTitleElement; - new(): SVGTitleElement; -} +declare var SVGPolylineElement: { + prototype: SVGPolylineElement; + new(): SVGPolylineElement; +}; -interface SVGTransform { - readonly angle: number; - readonly matrix: SVGMatrix; - readonly type: number; - setMatrix(matrix: SVGMatrix): void; - setRotate(angle: number, cx: number, cy: number): void; - setScale(sx: number, sy: number): void; - setSkewX(angle: number): void; - setSkewY(angle: number): void; - setTranslate(tx: number, ty: number): void; - readonly SVG_TRANSFORM_MATRIX: number; - readonly SVG_TRANSFORM_ROTATE: number; - readonly SVG_TRANSFORM_SCALE: number; - readonly SVG_TRANSFORM_SKEWX: number; - readonly SVG_TRANSFORM_SKEWY: number; - readonly SVG_TRANSFORM_TRANSLATE: number; - readonly SVG_TRANSFORM_UNKNOWN: number; +interface SVGPreserveAspectRatio { + align: number; + meetOrSlice: number; + readonly SVG_MEETORSLICE_MEET: number; + readonly SVG_MEETORSLICE_SLICE: number; + readonly SVG_MEETORSLICE_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_NONE: number; + readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; } -declare var SVGTransform: { - prototype: SVGTransform; - new(): SVGTransform; - readonly SVG_TRANSFORM_MATRIX: number; - readonly SVG_TRANSFORM_ROTATE: number; - readonly SVG_TRANSFORM_SCALE: number; - readonly SVG_TRANSFORM_SKEWX: number; - readonly SVG_TRANSFORM_SKEWY: number; - readonly SVG_TRANSFORM_TRANSLATE: number; - readonly SVG_TRANSFORM_UNKNOWN: number; -} +declare var SVGPreserveAspectRatio: { + prototype: SVGPreserveAspectRatio; + new(): SVGPreserveAspectRatio; + readonly SVG_MEETORSLICE_MEET: number; + readonly SVG_MEETORSLICE_SLICE: number; + readonly SVG_MEETORSLICE_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_NONE: number; + readonly SVG_PRESERVEASPECTRATIO_UNKNOWN: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMAXYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMIDYMIN: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; + readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; +}; -interface SVGTransformList { - readonly numberOfItems: number; - appendItem(newItem: SVGTransform): SVGTransform; - clear(): void; - consolidate(): SVGTransform; - createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; - getItem(index: number): SVGTransform; - initialize(newItem: SVGTransform): SVGTransform; - insertItemBefore(newItem: SVGTransform, index: number): SVGTransform; - removeItem(index: number): SVGTransform; - replaceItem(newItem: SVGTransform, index: number): SVGTransform; +interface SVGRadialGradientElement extends SVGGradientElement { + readonly cx: SVGAnimatedLength; + readonly cy: SVGAnimatedLength; + readonly fx: SVGAnimatedLength; + readonly fy: SVGAnimatedLength; + readonly r: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGRadialGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGRadialGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGTransformList: { - prototype: SVGTransformList; - new(): SVGTransformList; +declare var SVGRadialGradientElement: { + prototype: SVGRadialGradientElement; + new(): SVGRadialGradientElement; +}; + +interface SVGRect { + height: number; + width: number; + x: number; + y: number; } -interface SVGUnitTypes { - readonly SVG_UNIT_TYPE_OBJECTBOUNDINGBOX: number; - readonly SVG_UNIT_TYPE_UNKNOWN: number; - readonly SVG_UNIT_TYPE_USERSPACEONUSE: number; -} -declare var SVGUnitTypes: SVGUnitTypes; +declare var SVGRect: { + prototype: SVGRect; + new(): SVGRect; +}; -interface SVGUseElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { - readonly animatedInstanceRoot: SVGElementInstance; +interface SVGRectElement extends SVGGraphicsElement { readonly height: SVGAnimatedLength; - readonly instanceRoot: SVGElementInstance; + readonly rx: SVGAnimatedLength; + readonly ry: SVGAnimatedLength; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGRectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGRectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGUseElement: { - prototype: SVGUseElement; - new(): SVGUseElement; -} +declare var SVGRectElement: { + prototype: SVGRectElement; + new(): SVGRectElement; +}; -interface SVGViewElement extends SVGElement, SVGExternalResourcesRequired, SVGFitToViewBox, SVGZoomAndPan { - readonly viewTarget: SVGStringList; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGScriptElement extends SVGElement, SVGURIReference { + type: string; + addEventListener(type: K, listener: (this: SVGScriptElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGScriptElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGViewElement: { - prototype: SVGViewElement; - new(): SVGViewElement; -} - -interface SVGZoomAndPan { - readonly zoomAndPan: number; -} +declare var SVGScriptElement: { + prototype: SVGScriptElement; + new(): SVGScriptElement; +}; -declare var SVGZoomAndPan: { - readonly SVG_ZOOMANDPAN_DISABLE: number; - readonly SVG_ZOOMANDPAN_MAGNIFY: number; - readonly SVG_ZOOMANDPAN_UNKNOWN: number; +interface SVGStopElement extends SVGElement { + readonly offset: SVGAnimatedNumber; + addEventListener(type: K, listener: (this: SVGStopElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGStopElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SVGZoomEvent extends UIEvent { - readonly newScale: number; - readonly newTranslate: SVGPoint; - readonly previousScale: number; - readonly previousTranslate: SVGPoint; - readonly zoomRectScreen: SVGRect; -} +declare var SVGStopElement: { + prototype: SVGStopElement; + new(): SVGStopElement; +}; -declare var SVGZoomEvent: { - prototype: SVGZoomEvent; - new(): SVGZoomEvent; +interface SVGStringList { + readonly numberOfItems: number; + appendItem(newItem: string): string; + clear(): void; + getItem(index: number): string; + initialize(newItem: string): string; + insertItemBefore(newItem: string, index: number): string; + removeItem(index: number): string; + replaceItem(newItem: string, index: number): string; } -interface ScreenEventMap { - "MSOrientationChange": Event; -} +declare var SVGStringList: { + prototype: SVGStringList; + new(): SVGStringList; +}; -interface Screen extends EventTarget { - readonly availHeight: number; - readonly availWidth: number; - bufferDepth: number; - readonly colorDepth: number; - readonly deviceXDPI: number; - readonly deviceYDPI: number; - readonly fontSmoothingEnabled: boolean; - readonly height: number; - readonly logicalXDPI: number; - readonly logicalYDPI: number; - readonly msOrientation: string; - onmsorientationchange: (this: Screen, ev: Event) => any; - readonly pixelDepth: number; - readonly systemXDPI: number; - readonly systemYDPI: number; - readonly width: number; - msLockOrientation(orientations: string | string[]): boolean; - msUnlockOrientation(): void; - addEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; +interface SVGStyleElement extends SVGElement { + disabled: boolean; + media: string; + title: string; + type: string; + addEventListener(type: K, listener: (this: SVGStyleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGStyleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var Screen: { - prototype: Screen; - new(): Screen; -} +declare var SVGStyleElement: { + prototype: SVGStyleElement; + new(): SVGStyleElement; +}; -interface ScriptNotifyEvent extends Event { - readonly callingUri: string; - readonly value: string; +interface SVGSVGElementEventMap extends SVGElementEventMap { + "SVGAbort": Event; + "SVGError": Event; + "resize": UIEvent; + "scroll": UIEvent; + "SVGUnload": Event; + "SVGZoom": SVGZoomEvent; } -declare var ScriptNotifyEvent: { - prototype: ScriptNotifyEvent; - new(): ScriptNotifyEvent; +interface SVGSVGElement extends SVGGraphicsElement, DocumentEvent, SVGFitToViewBox, SVGZoomAndPan { + contentScriptType: string; + contentStyleType: string; + currentScale: number; + readonly currentTranslate: SVGPoint; + readonly height: SVGAnimatedLength; + onabort: (this: SVGSVGElement, ev: Event) => any; + onerror: (this: SVGSVGElement, ev: Event) => any; + onresize: (this: SVGSVGElement, ev: UIEvent) => any; + onscroll: (this: SVGSVGElement, ev: UIEvent) => any; + onunload: (this: SVGSVGElement, ev: Event) => any; + onzoom: (this: SVGSVGElement, ev: SVGZoomEvent) => any; + readonly pixelUnitToMillimeterX: number; + readonly pixelUnitToMillimeterY: number; + readonly screenPixelToMillimeterX: number; + readonly screenPixelToMillimeterY: number; + readonly viewport: SVGRect; + readonly width: SVGAnimatedLength; + readonly x: SVGAnimatedLength; + readonly y: SVGAnimatedLength; + checkEnclosure(element: SVGElement, rect: SVGRect): boolean; + checkIntersection(element: SVGElement, rect: SVGRect): boolean; + createSVGAngle(): SVGAngle; + createSVGLength(): SVGLength; + createSVGMatrix(): SVGMatrix; + createSVGNumber(): SVGNumber; + createSVGPoint(): SVGPoint; + createSVGRect(): SVGRect; + createSVGTransform(): SVGTransform; + createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; + deselectAll(): void; + forceRedraw(): void; + getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; + getCurrentTime(): number; + getElementById(elementId: string): Element; + getEnclosureList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; + getIntersectionList(rect: SVGRect, referenceElement: SVGElement): NodeListOf; + pauseAnimations(): void; + setCurrentTime(seconds: number): void; + suspendRedraw(maxWaitMilliseconds: number): number; + unpauseAnimations(): void; + unsuspendRedraw(suspendHandleID: number): void; + unsuspendRedrawAll(): void; + addEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface ScriptProcessorNodeEventMap { - "audioprocess": AudioProcessingEvent; -} +declare var SVGSVGElement: { + prototype: SVGSVGElement; + new(): SVGSVGElement; +}; -interface ScriptProcessorNode extends AudioNode { - readonly bufferSize: number; - onaudioprocess: (this: ScriptProcessorNode, ev: AudioProcessingEvent) => any; - addEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; +interface SVGSwitchElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGSwitchElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSwitchElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var ScriptProcessorNode: { - prototype: ScriptProcessorNode; - new(): ScriptProcessorNode; -} +declare var SVGSwitchElement: { + prototype: SVGSwitchElement; + new(): SVGSwitchElement; +}; -interface Selection { - readonly anchorNode: Node; - readonly anchorOffset: number; - readonly focusNode: Node; - readonly focusOffset: number; - readonly isCollapsed: boolean; - readonly rangeCount: number; - readonly type: string; - addRange(range: Range): void; - collapse(parentNode: Node, offset: number): void; - collapseToEnd(): void; - collapseToStart(): void; - containsNode(node: Node, partlyContained: boolean): boolean; - deleteFromDocument(): void; - empty(): void; - extend(newNode: Node, offset: number): void; - getRangeAt(index: number): Range; - removeAllRanges(): void; - removeRange(range: Range): void; - selectAllChildren(parentNode: Node): void; - setBaseAndExtent(baseNode: Node, baseOffset: number, extentNode: Node, extentOffset: number): void; - toString(): string; +interface SVGSymbolElement extends SVGElement, SVGFitToViewBox { + addEventListener(type: K, listener: (this: SVGSymbolElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSymbolElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var Selection: { - prototype: Selection; - new(): Selection; +declare var SVGSymbolElement: { + prototype: SVGSymbolElement; + new(): SVGSymbolElement; +}; + +interface SVGTextContentElement extends SVGGraphicsElement { + readonly lengthAdjust: SVGAnimatedEnumeration; + readonly textLength: SVGAnimatedLength; + getCharNumAtPosition(point: SVGPoint): number; + getComputedTextLength(): number; + getEndPositionOfChar(charnum: number): SVGPoint; + getExtentOfChar(charnum: number): SVGRect; + getNumberOfChars(): number; + getRotationOfChar(charnum: number): number; + getStartPositionOfChar(charnum: number): SVGPoint; + getSubStringLength(charnum: number, nchars: number): number; + selectSubString(charnum: number, nchars: number): void; + readonly LENGTHADJUST_SPACING: number; + readonly LENGTHADJUST_SPACINGANDGLYPHS: number; + readonly LENGTHADJUST_UNKNOWN: number; + addEventListener(type: K, listener: (this: SVGTextContentElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextContentElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SourceBuffer extends EventTarget { - appendWindowEnd: number; - appendWindowStart: number; - readonly audioTracks: AudioTrackList; - readonly buffered: TimeRanges; - mode: string; - timestampOffset: number; - readonly updating: boolean; - readonly videoTracks: VideoTrackList; - abort(): void; - appendBuffer(data: ArrayBuffer | ArrayBufferView): void; - appendStream(stream: MSStream, maxSize?: number): void; - remove(start: number, end: number): void; +declare var SVGTextContentElement: { + prototype: SVGTextContentElement; + new(): SVGTextContentElement; + readonly LENGTHADJUST_SPACING: number; + readonly LENGTHADJUST_SPACINGANDGLYPHS: number; + readonly LENGTHADJUST_UNKNOWN: number; +}; + +interface SVGTextElement extends SVGTextPositioningElement { + addEventListener(type: K, listener: (this: SVGTextElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SourceBuffer: { - prototype: SourceBuffer; - new(): SourceBuffer; +declare var SVGTextElement: { + prototype: SVGTextElement; + new(): SVGTextElement; +}; + +interface SVGTextPathElement extends SVGTextContentElement, SVGURIReference { + readonly method: SVGAnimatedEnumeration; + readonly spacing: SVGAnimatedEnumeration; + readonly startOffset: SVGAnimatedLength; + readonly TEXTPATH_METHODTYPE_ALIGN: number; + readonly TEXTPATH_METHODTYPE_STRETCH: number; + readonly TEXTPATH_METHODTYPE_UNKNOWN: number; + readonly TEXTPATH_SPACINGTYPE_AUTO: number; + readonly TEXTPATH_SPACINGTYPE_EXACT: number; + readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; + addEventListener(type: K, listener: (this: SVGTextPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SourceBufferList extends EventTarget { - readonly length: number; - item(index: number): SourceBuffer; - [index: number]: SourceBuffer; -} +declare var SVGTextPathElement: { + prototype: SVGTextPathElement; + new(): SVGTextPathElement; + readonly TEXTPATH_METHODTYPE_ALIGN: number; + readonly TEXTPATH_METHODTYPE_STRETCH: number; + readonly TEXTPATH_METHODTYPE_UNKNOWN: number; + readonly TEXTPATH_SPACINGTYPE_AUTO: number; + readonly TEXTPATH_SPACINGTYPE_EXACT: number; + readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; +}; -declare var SourceBufferList: { - prototype: SourceBufferList; - new(): SourceBufferList; +interface SVGTextPositioningElement extends SVGTextContentElement { + readonly dx: SVGAnimatedLengthList; + readonly dy: SVGAnimatedLengthList; + readonly rotate: SVGAnimatedNumberList; + readonly x: SVGAnimatedLengthList; + readonly y: SVGAnimatedLengthList; + addEventListener(type: K, listener: (this: SVGTextPositioningElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextPositioningElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StereoPannerNode extends AudioNode { - readonly pan: AudioParam; +declare var SVGTextPositioningElement: { + prototype: SVGTextPositioningElement; + new(): SVGTextPositioningElement; +}; + +interface SVGTitleElement extends SVGElement { + addEventListener(type: K, listener: (this: SVGTitleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTitleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var StereoPannerNode: { - prototype: StereoPannerNode; - new(): StereoPannerNode; +declare var SVGTitleElement: { + prototype: SVGTitleElement; + new(): SVGTitleElement; +}; + +interface SVGTransform { + readonly angle: number; + readonly matrix: SVGMatrix; + readonly type: number; + setMatrix(matrix: SVGMatrix): void; + setRotate(angle: number, cx: number, cy: number): void; + setScale(sx: number, sy: number): void; + setSkewX(angle: number): void; + setSkewY(angle: number): void; + setTranslate(tx: number, ty: number): void; + readonly SVG_TRANSFORM_MATRIX: number; + readonly SVG_TRANSFORM_ROTATE: number; + readonly SVG_TRANSFORM_SCALE: number; + readonly SVG_TRANSFORM_SKEWX: number; + readonly SVG_TRANSFORM_SKEWY: number; + readonly SVG_TRANSFORM_TRANSLATE: number; + readonly SVG_TRANSFORM_UNKNOWN: number; } -interface Storage { - readonly length: number; +declare var SVGTransform: { + prototype: SVGTransform; + new(): SVGTransform; + readonly SVG_TRANSFORM_MATRIX: number; + readonly SVG_TRANSFORM_ROTATE: number; + readonly SVG_TRANSFORM_SCALE: number; + readonly SVG_TRANSFORM_SKEWX: number; + readonly SVG_TRANSFORM_SKEWY: number; + readonly SVG_TRANSFORM_TRANSLATE: number; + readonly SVG_TRANSFORM_UNKNOWN: number; +}; + +interface SVGTransformList { + readonly numberOfItems: number; + appendItem(newItem: SVGTransform): SVGTransform; clear(): void; - getItem(key: string): string | null; - key(index: number): string | null; - removeItem(key: string): void; - setItem(key: string, data: string): void; - [key: string]: any; - [index: number]: string; + consolidate(): SVGTransform; + createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; + getItem(index: number): SVGTransform; + initialize(newItem: SVGTransform): SVGTransform; + insertItemBefore(newItem: SVGTransform, index: number): SVGTransform; + removeItem(index: number): SVGTransform; + replaceItem(newItem: SVGTransform, index: number): SVGTransform; } -declare var Storage: { - prototype: Storage; - new(): Storage; -} +declare var SVGTransformList: { + prototype: SVGTransformList; + new(): SVGTransformList; +}; -interface StorageEvent extends Event { - readonly url: string; - key?: string; - oldValue?: string; - newValue?: string; - storageArea?: Storage; +interface SVGTSpanElement extends SVGTextPositioningElement { + addEventListener(type: K, listener: (this: SVGTSpanElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTSpanElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var StorageEvent: { - prototype: StorageEvent; - new (type: string, eventInitDict?: StorageEventInit): StorageEvent; -} +declare var SVGTSpanElement: { + prototype: SVGTSpanElement; + new(): SVGTSpanElement; +}; -interface StyleMedia { - readonly type: string; - matchMedium(mediaquery: string): boolean; +interface SVGUnitTypes { + readonly SVG_UNIT_TYPE_OBJECTBOUNDINGBOX: number; + readonly SVG_UNIT_TYPE_UNKNOWN: number; + readonly SVG_UNIT_TYPE_USERSPACEONUSE: number; } +declare var SVGUnitTypes: SVGUnitTypes; -declare var StyleMedia: { - prototype: StyleMedia; - new(): StyleMedia; +interface SVGUseElement extends SVGGraphicsElement, SVGURIReference { + readonly animatedInstanceRoot: SVGElementInstance; + readonly height: SVGAnimatedLength; + readonly instanceRoot: SVGElementInstance; + readonly width: SVGAnimatedLength; + readonly x: SVGAnimatedLength; + readonly y: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGUseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGUseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StyleSheet { - disabled: boolean; - readonly href: string; - readonly media: MediaList; - readonly ownerNode: Node; - readonly parentStyleSheet: StyleSheet; - readonly title: string; - readonly type: string; -} +declare var SVGUseElement: { + prototype: SVGUseElement; + new(): SVGUseElement; +}; -declare var StyleSheet: { - prototype: StyleSheet; - new(): StyleSheet; +interface SVGViewElement extends SVGElement, SVGZoomAndPan, SVGFitToViewBox { + readonly viewTarget: SVGStringList; + addEventListener(type: K, listener: (this: SVGViewElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGViewElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StyleSheetList { - readonly length: number; - item(index?: number): StyleSheet; - [index: number]: StyleSheet; -} +declare var SVGViewElement: { + prototype: SVGViewElement; + new(): SVGViewElement; +}; -declare var StyleSheetList: { - prototype: StyleSheetList; - new(): StyleSheetList; +interface SVGZoomAndPan { + readonly zoomAndPan: number; } -interface StyleSheetPageList { - readonly length: number; - item(index: number): CSSPageRule; - [index: number]: CSSPageRule; -} +declare var SVGZoomAndPan: { + readonly SVG_ZOOMANDPAN_DISABLE: number; + readonly SVG_ZOOMANDPAN_MAGNIFY: number; + readonly SVG_ZOOMANDPAN_UNKNOWN: number; +}; -declare var StyleSheetPageList: { - prototype: StyleSheetPageList; - new(): StyleSheetPageList; +interface SVGZoomEvent extends UIEvent { + readonly newScale: number; + readonly newTranslate: SVGPoint; + readonly previousScale: number; + readonly previousTranslate: SVGPoint; + readonly zoomRectScreen: SVGRect; } -interface SubtleCrypto { - decrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; - deriveBits(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, length: number): PromiseLike; - deriveKey(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, derivedKeyType: string | AesDerivedKeyParams | HmacImportParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; - digest(algorithm: AlgorithmIdentifier, data: BufferSource): PromiseLike; - encrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; - exportKey(format: "jwk", key: CryptoKey): PromiseLike; - exportKey(format: "raw" | "pkcs8" | "spki", key: CryptoKey): PromiseLike; - exportKey(format: string, key: CryptoKey): PromiseLike; - generateKey(algorithm: string, extractable: boolean, keyUsages: string[]): PromiseLike; - generateKey(algorithm: RsaHashedKeyGenParams | EcKeyGenParams | DhKeyGenParams, extractable: boolean, keyUsages: string[]): PromiseLike; - generateKey(algorithm: AesKeyGenParams | HmacKeyGenParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; - importKey(format: "jwk", keyData: JsonWebKey, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - importKey(format: "raw" | "pkcs8" | "spki", keyData: BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - importKey(format: string, keyData: JsonWebKey | BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - sign(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, data: BufferSource): PromiseLike; - unwrapKey(format: string, wrappedKey: BufferSource, unwrappingKey: CryptoKey, unwrapAlgorithm: AlgorithmIdentifier, unwrappedKeyAlgorithm: AlgorithmIdentifier, extractable: boolean, keyUsages: string[]): PromiseLike; - verify(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, signature: BufferSource, data: BufferSource): PromiseLike; - wrapKey(format: string, key: CryptoKey, wrappingKey: CryptoKey, wrapAlgorithm: AlgorithmIdentifier): PromiseLike; -} +declare var SVGZoomEvent: { + prototype: SVGZoomEvent; + new(): SVGZoomEvent; +}; -declare var SubtleCrypto: { - prototype: SubtleCrypto; - new(): SubtleCrypto; +interface SyncManager { + getTags(): Promise; + register(tag: string): Promise; } +declare var SyncManager: { + prototype: SyncManager; + new(): SyncManager; +}; + interface Text extends CharacterData { readonly wholeText: string; readonly assignedSlot: HTMLSlotElement | null; @@ -14754,8 +16029,8 @@ interface Text extends CharacterData { declare var Text: { prototype: Text; - new(): Text; -} + new(data?: string): Text; +}; interface TextEvent extends UIEvent { readonly data: string; @@ -14787,7 +16062,7 @@ declare var TextEvent: { readonly DOM_INPUT_METHOD_SCRIPT: number; readonly DOM_INPUT_METHOD_UNKNOWN: number; readonly DOM_INPUT_METHOD_VOICE: number; -} +}; interface TextMetrics { readonly width: number; @@ -14796,11 +16071,11 @@ interface TextMetrics { declare var TextMetrics: { prototype: TextMetrics; new(): TextMetrics; -} +}; interface TextTrackEventMap { "cuechange": Event; - "error": ErrorEvent; + "error": Event; "load": Event; } @@ -14813,7 +16088,7 @@ interface TextTrack extends EventTarget { readonly language: string; mode: any; oncuechange: (this: TextTrack, ev: Event) => any; - onerror: (this: TextTrack, ev: ErrorEvent) => any; + onerror: (this: TextTrack, ev: Event) => any; onload: (this: TextTrack, ev: Event) => any; readonly readyState: number; addCue(cue: TextTrackCue): void; @@ -14827,6 +16102,8 @@ interface TextTrack extends EventTarget { readonly SHOWING: number; addEventListener(type: K, listener: (this: TextTrack, ev: TextTrackEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrack, ev: TextTrackEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var TextTrack: { @@ -14839,7 +16116,7 @@ declare var TextTrack: { readonly LOADING: number; readonly NONE: number; readonly SHOWING: number; -} +}; interface TextTrackCueEventMap { "enter": Event; @@ -14858,12 +16135,14 @@ interface TextTrackCue extends EventTarget { getCueAsHTML(): DocumentFragment; addEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var TextTrackCue: { prototype: TextTrackCue; new(startTime: number, endTime: number, text: string): TextTrackCue; -} +}; interface TextTrackCueList { readonly length: number; @@ -14875,7 +16154,7 @@ interface TextTrackCueList { declare var TextTrackCueList: { prototype: TextTrackCueList; new(): TextTrackCueList; -} +}; interface TextTrackListEventMap { "addtrack": TrackEvent; @@ -14887,13 +16166,15 @@ interface TextTrackList extends EventTarget { item(index: number): TextTrack; addEventListener(type: K, listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: TextTrack; } declare var TextTrackList: { prototype: TextTrackList; new(): TextTrackList; -} +}; interface TimeRanges { readonly length: number; @@ -14904,7 +16185,7 @@ interface TimeRanges { declare var TimeRanges: { prototype: TimeRanges; new(): TimeRanges; -} +}; interface Touch { readonly clientX: number; @@ -14920,22 +16201,25 @@ interface Touch { declare var Touch: { prototype: Touch; new(): Touch; -} +}; interface TouchEvent extends UIEvent { readonly altKey: boolean; readonly changedTouches: TouchList; + readonly charCode: number; readonly ctrlKey: boolean; + readonly keyCode: number; readonly metaKey: boolean; readonly shiftKey: boolean; readonly targetTouches: TouchList; readonly touches: TouchList; + readonly which: number; } declare var TouchEvent: { prototype: TouchEvent; - new(): TouchEvent; -} + new(type: string, touchEventInit?: TouchEventInit): TouchEvent; +}; interface TouchList { readonly length: number; @@ -14946,16 +16230,16 @@ interface TouchList { declare var TouchList: { prototype: TouchList; new(): TouchList; -} +}; interface TrackEvent extends Event { - readonly track: any; + readonly track: VideoTrack | AudioTrack | TextTrack | null; } declare var TrackEvent: { prototype: TrackEvent; - new(): TrackEvent; -} + new(typeArg: string, eventInitDict?: TrackEventInit): TrackEvent; +}; interface TransitionEvent extends Event { readonly elapsedTime: number; @@ -14965,8 +16249,8 @@ interface TransitionEvent extends Event { declare var TransitionEvent: { prototype: TransitionEvent; - new(): TransitionEvent; -} + new(typeArg: string, eventInitDict?: TransitionEventInit): TransitionEvent; +}; interface TreeWalker { currentNode: Node; @@ -14986,7 +16270,7 @@ interface TreeWalker { declare var TreeWalker: { prototype: TreeWalker; new(): TreeWalker; -} +}; interface UIEvent extends Event { readonly detail: number; @@ -14996,9 +16280,18 @@ interface UIEvent extends Event { declare var UIEvent: { prototype: UIEvent; - new(type: string, eventInitDict?: UIEventInit): UIEvent; + new(typeArg: string, eventInitDict?: UIEventInit): UIEvent; +}; + +interface UnviewableContentIdentifiedEvent extends NavigationEventWithReferrer { + readonly mediaType: string; } +declare var UnviewableContentIdentifiedEvent: { + prototype: UnviewableContentIdentifiedEvent; + new(): UnviewableContentIdentifiedEvent; +}; + interface URL { hash: string; host: string; @@ -15011,6 +16304,7 @@ interface URL { protocol: string; search: string; username: string; + readonly searchParams: URLSearchParams; toString(): string; } @@ -15019,16 +16313,7 @@ declare var URL: { new(url: string, base?: string): URL; createObjectURL(object: any, options?: ObjectURLOptions): string; revokeObjectURL(url: string): void; -} - -interface UnviewableContentIdentifiedEvent extends NavigationEventWithReferrer { - readonly mediaType: string; -} - -declare var UnviewableContentIdentifiedEvent: { - prototype: UnviewableContentIdentifiedEvent; - new(): UnviewableContentIdentifiedEvent; -} +}; interface ValidityState { readonly badInput: boolean; @@ -15041,12 +16326,13 @@ interface ValidityState { readonly typeMismatch: boolean; readonly valid: boolean; readonly valueMissing: boolean; + readonly tooShort: boolean; } declare var ValidityState: { prototype: ValidityState; new(): ValidityState; -} +}; interface VideoPlaybackQuality { readonly corruptedVideoFrames: number; @@ -15059,7 +16345,7 @@ interface VideoPlaybackQuality { declare var VideoPlaybackQuality: { prototype: VideoPlaybackQuality; new(): VideoPlaybackQuality; -} +}; interface VideoTrack { readonly id: string; @@ -15073,7 +16359,7 @@ interface VideoTrack { declare var VideoTrack: { prototype: VideoTrack; new(): VideoTrack; -} +}; interface VideoTrackListEventMap { "addtrack": TrackEvent; @@ -15091,29 +16377,63 @@ interface VideoTrackList extends EventTarget { item(index: number): VideoTrack; addEventListener(type: K, listener: (this: VideoTrackList, ev: VideoTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: VideoTrackList, ev: VideoTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: VideoTrack; } declare var VideoTrackList: { prototype: VideoTrackList; new(): VideoTrackList; +}; + +interface WaveShaperNode extends AudioNode { + curve: Float32Array | null; + oversample: OverSampleType; +} + +declare var WaveShaperNode: { + prototype: WaveShaperNode; + new(): WaveShaperNode; +}; + +interface WebAuthentication { + getAssertion(assertionChallenge: any, options?: AssertionOptions): Promise; + makeCredential(accountInformation: Account, cryptoParameters: ScopedCredentialParameters[], attestationChallenge: any, options?: ScopedCredentialOptions): Promise; +} + +declare var WebAuthentication: { + prototype: WebAuthentication; + new(): WebAuthentication; +}; + +interface WebAuthnAssertion { + readonly authenticatorData: ArrayBuffer; + readonly clientData: ArrayBuffer; + readonly credential: ScopedCredential; + readonly signature: ArrayBuffer; } +declare var WebAuthnAssertion: { + prototype: WebAuthnAssertion; + new(): WebAuthnAssertion; +}; + interface WEBGL_compressed_texture_s3tc { + readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT3_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT5_EXT: number; - readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; } declare var WEBGL_compressed_texture_s3tc: { prototype: WEBGL_compressed_texture_s3tc; new(): WEBGL_compressed_texture_s3tc; + readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT3_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT5_EXT: number; - readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; -} +}; interface WEBGL_debug_renderer_info { readonly UNMASKED_RENDERER_WEBGL: number; @@ -15125,7 +16445,7 @@ declare var WEBGL_debug_renderer_info: { new(): WEBGL_debug_renderer_info; readonly UNMASKED_RENDERER_WEBGL: number; readonly UNMASKED_VENDOR_WEBGL: number; -} +}; interface WEBGL_depth_texture { readonly UNSIGNED_INT_24_8_WEBGL: number; @@ -15135,17 +16455,7 @@ declare var WEBGL_depth_texture: { prototype: WEBGL_depth_texture; new(): WEBGL_depth_texture; readonly UNSIGNED_INT_24_8_WEBGL: number; -} - -interface WaveShaperNode extends AudioNode { - curve: Float32Array | null; - oversample: string; -} - -declare var WaveShaperNode: { - prototype: WaveShaperNode; - new(): WaveShaperNode; -} +}; interface WebGLActiveInfo { readonly name: string; @@ -15156,7 +16466,7 @@ interface WebGLActiveInfo { declare var WebGLActiveInfo: { prototype: WebGLActiveInfo; new(): WebGLActiveInfo; -} +}; interface WebGLBuffer extends WebGLObject { } @@ -15164,7 +16474,7 @@ interface WebGLBuffer extends WebGLObject { declare var WebGLBuffer: { prototype: WebGLBuffer; new(): WebGLBuffer; -} +}; interface WebGLContextEvent extends Event { readonly statusMessage: string; @@ -15172,8 +16482,8 @@ interface WebGLContextEvent extends Event { declare var WebGLContextEvent: { prototype: WebGLContextEvent; - new(type: string, eventInitDict?: WebGLContextEventInit): WebGLContextEvent; -} + new(typeArg: string, eventInitDict?: WebGLContextEventInit): WebGLContextEvent; +}; interface WebGLFramebuffer extends WebGLObject { } @@ -15181,7 +16491,7 @@ interface WebGLFramebuffer extends WebGLObject { declare var WebGLFramebuffer: { prototype: WebGLFramebuffer; new(): WebGLFramebuffer; -} +}; interface WebGLObject { } @@ -15189,7 +16499,7 @@ interface WebGLObject { declare var WebGLObject: { prototype: WebGLObject; new(): WebGLObject; -} +}; interface WebGLProgram extends WebGLObject { } @@ -15197,7 +16507,7 @@ interface WebGLProgram extends WebGLObject { declare var WebGLProgram: { prototype: WebGLProgram; new(): WebGLProgram; -} +}; interface WebGLRenderbuffer extends WebGLObject { } @@ -15205,7 +16515,7 @@ interface WebGLRenderbuffer extends WebGLObject { declare var WebGLRenderbuffer: { prototype: WebGLRenderbuffer; new(): WebGLRenderbuffer; -} +}; interface WebGLRenderingContext { readonly canvas: HTMLCanvasElement; @@ -15299,7 +16609,7 @@ interface WebGLRenderingContext { isTexture(texture: WebGLTexture | null): boolean; lineWidth(width: number): void; linkProgram(program: WebGLProgram | null): void; - pixelStorei(pname: number, param: number): void; + pixelStorei(pname: number, param: number | boolean): void; polygonOffset(factor: number, units: number): void; readPixels(x: number, y: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView | null): void; renderbufferStorage(target: number, internalformat: number, width: number, height: number): void; @@ -15312,12 +16622,12 @@ interface WebGLRenderingContext { stencilMaskSeparate(face: number, mask: number): void; stencilOp(fail: number, zfail: number, zpass: number): void; stencilOpSeparate(face: number, fail: number, zfail: number, zpass: number): void; - texImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, format: number, type: number, pixels?: ArrayBufferView): void; - texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels?: ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; + texImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, format: number, type: number, pixels: ArrayBufferView | null): void; + texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; texParameterf(target: number, pname: number, param: number): void; texParameteri(target: number, pname: number, param: number): void; - texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, type: number, pixels?: ArrayBufferView): void; - texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels?: ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; + texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView | null): void; + texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; uniform1f(location: WebGLUniformLocation | null, x: number): void; uniform1fv(location: WebGLUniformLocation, v: Float32Array | number[]): void; uniform1i(location: WebGLUniformLocation | null, x: number): void; @@ -15466,13 +16776,13 @@ interface WebGLRenderingContext { readonly KEEP: number; readonly LEQUAL: number; readonly LESS: number; + readonly LINE_LOOP: number; + readonly LINE_STRIP: number; + readonly LINE_WIDTH: number; readonly LINEAR: number; readonly LINEAR_MIPMAP_LINEAR: number; readonly LINEAR_MIPMAP_NEAREST: number; readonly LINES: number; - readonly LINE_LOOP: number; - readonly LINE_STRIP: number; - readonly LINE_WIDTH: number; readonly LINK_STATUS: number; readonly LOW_FLOAT: number; readonly LOW_INT: number; @@ -15497,9 +16807,9 @@ interface WebGLRenderingContext { readonly NEAREST_MIPMAP_NEAREST: number; readonly NEVER: number; readonly NICEST: number; + readonly NO_ERROR: number; readonly NONE: number; readonly NOTEQUAL: number; - readonly NO_ERROR: number; readonly ONE: number; readonly ONE_MINUS_CONSTANT_ALPHA: number; readonly ONE_MINUS_CONSTANT_COLOR: number; @@ -15529,18 +16839,18 @@ interface WebGLRenderingContext { readonly REPEAT: number; readonly REPLACE: number; readonly RGB: number; - readonly RGB565: number; readonly RGB5_A1: number; + readonly RGB565: number; readonly RGBA: number; readonly RGBA4: number; - readonly SAMPLER_2D: number; - readonly SAMPLER_CUBE: number; - readonly SAMPLES: number; readonly SAMPLE_ALPHA_TO_COVERAGE: number; readonly SAMPLE_BUFFERS: number; readonly SAMPLE_COVERAGE: number; readonly SAMPLE_COVERAGE_INVERT: number; readonly SAMPLE_COVERAGE_VALUE: number; + readonly SAMPLER_2D: number; + readonly SAMPLER_CUBE: number; + readonly SAMPLES: number; readonly SCISSOR_BOX: number; readonly SCISSOR_TEST: number; readonly SHADER_TYPE: number; @@ -15574,6 +16884,20 @@ interface WebGLRenderingContext { readonly STREAM_DRAW: number; readonly SUBPIXEL_BITS: number; readonly TEXTURE: number; + readonly TEXTURE_2D: number; + readonly TEXTURE_BINDING_2D: number; + readonly TEXTURE_BINDING_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; + readonly TEXTURE_MAG_FILTER: number; + readonly TEXTURE_MIN_FILTER: number; + readonly TEXTURE_WRAP_S: number; + readonly TEXTURE_WRAP_T: number; readonly TEXTURE0: number; readonly TEXTURE1: number; readonly TEXTURE10: number; @@ -15606,23 +16930,9 @@ interface WebGLRenderingContext { readonly TEXTURE7: number; readonly TEXTURE8: number; readonly TEXTURE9: number; - readonly TEXTURE_2D: number; - readonly TEXTURE_BINDING_2D: number; - readonly TEXTURE_BINDING_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; - readonly TEXTURE_MAG_FILTER: number; - readonly TEXTURE_MIN_FILTER: number; - readonly TEXTURE_WRAP_S: number; - readonly TEXTURE_WRAP_T: number; - readonly TRIANGLES: number; readonly TRIANGLE_FAN: number; readonly TRIANGLE_STRIP: number; + readonly TRIANGLES: number; readonly UNPACK_ALIGNMENT: number; readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number; readonly UNPACK_FLIP_Y_WEBGL: number; @@ -15768,13 +17078,13 @@ declare var WebGLRenderingContext: { readonly KEEP: number; readonly LEQUAL: number; readonly LESS: number; + readonly LINE_LOOP: number; + readonly LINE_STRIP: number; + readonly LINE_WIDTH: number; readonly LINEAR: number; readonly LINEAR_MIPMAP_LINEAR: number; readonly LINEAR_MIPMAP_NEAREST: number; readonly LINES: number; - readonly LINE_LOOP: number; - readonly LINE_STRIP: number; - readonly LINE_WIDTH: number; readonly LINK_STATUS: number; readonly LOW_FLOAT: number; readonly LOW_INT: number; @@ -15799,9 +17109,9 @@ declare var WebGLRenderingContext: { readonly NEAREST_MIPMAP_NEAREST: number; readonly NEVER: number; readonly NICEST: number; + readonly NO_ERROR: number; readonly NONE: number; readonly NOTEQUAL: number; - readonly NO_ERROR: number; readonly ONE: number; readonly ONE_MINUS_CONSTANT_ALPHA: number; readonly ONE_MINUS_CONSTANT_COLOR: number; @@ -15831,18 +17141,18 @@ declare var WebGLRenderingContext: { readonly REPEAT: number; readonly REPLACE: number; readonly RGB: number; - readonly RGB565: number; readonly RGB5_A1: number; + readonly RGB565: number; readonly RGBA: number; readonly RGBA4: number; - readonly SAMPLER_2D: number; - readonly SAMPLER_CUBE: number; - readonly SAMPLES: number; readonly SAMPLE_ALPHA_TO_COVERAGE: number; readonly SAMPLE_BUFFERS: number; readonly SAMPLE_COVERAGE: number; readonly SAMPLE_COVERAGE_INVERT: number; readonly SAMPLE_COVERAGE_VALUE: number; + readonly SAMPLER_2D: number; + readonly SAMPLER_CUBE: number; + readonly SAMPLES: number; readonly SCISSOR_BOX: number; readonly SCISSOR_TEST: number; readonly SHADER_TYPE: number; @@ -15876,6 +17186,20 @@ declare var WebGLRenderingContext: { readonly STREAM_DRAW: number; readonly SUBPIXEL_BITS: number; readonly TEXTURE: number; + readonly TEXTURE_2D: number; + readonly TEXTURE_BINDING_2D: number; + readonly TEXTURE_BINDING_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; + readonly TEXTURE_MAG_FILTER: number; + readonly TEXTURE_MIN_FILTER: number; + readonly TEXTURE_WRAP_S: number; + readonly TEXTURE_WRAP_T: number; readonly TEXTURE0: number; readonly TEXTURE1: number; readonly TEXTURE10: number; @@ -15908,23 +17232,9 @@ declare var WebGLRenderingContext: { readonly TEXTURE7: number; readonly TEXTURE8: number; readonly TEXTURE9: number; - readonly TEXTURE_2D: number; - readonly TEXTURE_BINDING_2D: number; - readonly TEXTURE_BINDING_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; - readonly TEXTURE_MAG_FILTER: number; - readonly TEXTURE_MIN_FILTER: number; - readonly TEXTURE_WRAP_S: number; - readonly TEXTURE_WRAP_T: number; - readonly TRIANGLES: number; readonly TRIANGLE_FAN: number; readonly TRIANGLE_STRIP: number; + readonly TRIANGLES: number; readonly UNPACK_ALIGNMENT: number; readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number; readonly UNPACK_FLIP_Y_WEBGL: number; @@ -15948,7 +17258,7 @@ declare var WebGLRenderingContext: { readonly VERTEX_SHADER: number; readonly VIEWPORT: number; readonly ZERO: number; -} +}; interface WebGLShader extends WebGLObject { } @@ -15956,7 +17266,7 @@ interface WebGLShader extends WebGLObject { declare var WebGLShader: { prototype: WebGLShader; new(): WebGLShader; -} +}; interface WebGLShaderPrecisionFormat { readonly precision: number; @@ -15967,7 +17277,7 @@ interface WebGLShaderPrecisionFormat { declare var WebGLShaderPrecisionFormat: { prototype: WebGLShaderPrecisionFormat; new(): WebGLShaderPrecisionFormat; -} +}; interface WebGLTexture extends WebGLObject { } @@ -15975,7 +17285,7 @@ interface WebGLTexture extends WebGLObject { declare var WebGLTexture: { prototype: WebGLTexture; new(): WebGLTexture; -} +}; interface WebGLUniformLocation { } @@ -15983,7 +17293,7 @@ interface WebGLUniformLocation { declare var WebGLUniformLocation: { prototype: WebGLUniformLocation; new(): WebGLUniformLocation; -} +}; interface WebKitCSSMatrix { a: number; @@ -16023,8 +17333,58 @@ interface WebKitCSSMatrix { declare var WebKitCSSMatrix: { prototype: WebKitCSSMatrix; new(text?: string): WebKitCSSMatrix; +}; + +interface WebKitDirectoryEntry extends WebKitEntry { + createReader(): WebKitDirectoryReader; +} + +declare var WebKitDirectoryEntry: { + prototype: WebKitDirectoryEntry; + new(): WebKitDirectoryEntry; +}; + +interface WebKitDirectoryReader { + readEntries(successCallback: WebKitEntriesCallback, errorCallback?: WebKitErrorCallback): void; +} + +declare var WebKitDirectoryReader: { + prototype: WebKitDirectoryReader; + new(): WebKitDirectoryReader; +}; + +interface WebKitEntry { + readonly filesystem: WebKitFileSystem; + readonly fullPath: string; + readonly isDirectory: boolean; + readonly isFile: boolean; + readonly name: string; +} + +declare var WebKitEntry: { + prototype: WebKitEntry; + new(): WebKitEntry; +}; + +interface WebKitFileEntry extends WebKitEntry { + file(successCallback: WebKitFileCallback, errorCallback?: WebKitErrorCallback): void; +} + +declare var WebKitFileEntry: { + prototype: WebKitFileEntry; + new(): WebKitFileEntry; +}; + +interface WebKitFileSystem { + readonly name: string; + readonly root: WebKitDirectoryEntry; } +declare var WebKitFileSystem: { + prototype: WebKitFileSystem; + new(): WebKitFileSystem; +}; + interface WebKitPoint { x: number; y: number; @@ -16033,11 +17393,23 @@ interface WebKitPoint { declare var WebKitPoint: { prototype: WebKitPoint; new(x?: number, y?: number): WebKitPoint; +}; + +interface webkitRTCPeerConnection extends RTCPeerConnection { + addEventListener(type: K, listener: (this: webkitRTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: webkitRTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } +declare var webkitRTCPeerConnection: { + prototype: webkitRTCPeerConnection; + new(configuration: RTCConfiguration): webkitRTCPeerConnection; +}; + interface WebSocketEventMap { "close": CloseEvent; - "error": ErrorEvent; + "error": Event; "message": MessageEvent; "open": Event; } @@ -16047,7 +17419,7 @@ interface WebSocket extends EventTarget { readonly bufferedAmount: number; readonly extensions: string; onclose: (this: WebSocket, ev: CloseEvent) => any; - onerror: (this: WebSocket, ev: ErrorEvent) => any; + onerror: (this: WebSocket, ev: Event) => any; onmessage: (this: WebSocket, ev: MessageEvent) => any; onopen: (this: WebSocket, ev: Event) => any; readonly protocol: string; @@ -16061,6 +17433,8 @@ interface WebSocket extends EventTarget { readonly OPEN: number; addEventListener(type: K, listener: (this: WebSocket, ev: WebSocketEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: WebSocket, ev: WebSocketEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var WebSocket: { @@ -16070,7 +17444,7 @@ declare var WebSocket: { readonly CLOSING: number; readonly CONNECTING: number; readonly OPEN: number; -} +}; interface WheelEvent extends MouseEvent { readonly deltaMode: number; @@ -16093,7 +17467,7 @@ declare var WheelEvent: { readonly DOM_DELTA_LINE: number; readonly DOM_DELTA_PAGE: number; readonly DOM_DELTA_PIXEL: number; -} +}; interface WindowEventMap extends GlobalEventHandlersEventMap { "abort": UIEvent; @@ -16121,6 +17495,7 @@ interface WindowEventMap extends GlobalEventHandlersEventMap { "durationchange": Event; "emptied": Event; "ended": MediaStreamErrorEvent; + "error": ErrorEvent; "focus": FocusEvent; "hashchange": HashChangeEvent; "input": Event; @@ -16179,20 +17554,25 @@ interface WindowEventMap extends GlobalEventHandlersEventMap { "submit": Event; "suspend": Event; "timeupdate": Event; + "touchcancel": TouchEvent; + "touchend": TouchEvent; + "touchmove": TouchEvent; + "touchstart": TouchEvent; "unload": Event; "volumechange": Event; "waiting": Event; } -interface Window extends EventTarget, WindowTimers, WindowSessionStorage, WindowLocalStorage, WindowConsole, GlobalEventHandlers, IDBEnvironment, WindowBase64 { +interface Window extends EventTarget, WindowTimers, WindowSessionStorage, WindowLocalStorage, WindowConsole, GlobalEventHandlers, IDBEnvironment, WindowBase64, GlobalFetch { readonly applicationCache: ApplicationCache; + readonly caches: CacheStorage; readonly clientInformation: Navigator; readonly closed: boolean; readonly crypto: Crypto; defaultStatus: string; readonly devicePixelRatio: number; - readonly doNotTrack: string; readonly document: Document; + readonly doNotTrack: string; event: Event | undefined; readonly external: External; readonly frameElement: Element; @@ -16200,10 +17580,12 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly history: History; readonly innerHeight: number; readonly innerWidth: number; + readonly isSecureContext: boolean; readonly length: number; readonly location: Location; readonly locationbar: BarProp; readonly menubar: BarProp; + readonly msContentScript: ExtensionScriptApis; readonly msCredentials: MSCredentials; name: string; readonly navigator: Navigator; @@ -16313,10 +17695,11 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly screenTop: number; readonly screenX: number; readonly screenY: number; + readonly scrollbars: BarProp; readonly scrollX: number; readonly scrollY: number; - readonly scrollbars: BarProp; readonly self: Window; + readonly speechSynthesis: SpeechSynthesis; status: string; readonly statusbar: BarProp; readonly styleMedia: StyleMedia; @@ -16324,13 +17707,16 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly top: Window; readonly window: Window; URL: typeof URL; + URLSearchParams: typeof URLSearchParams; Blob: typeof Blob; + customElements: CustomElementRegistry; alert(message?: any): void; blur(): void; cancelAnimationFrame(handle: number): void; captureEvents(): void; close(): void; confirm(message?: string): boolean; + departFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; focus(): void; getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; getMatchedCSSRules(elt: Element, pseudoElt?: string): CSSRuleList; @@ -16339,7 +17725,7 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window moveBy(x?: number, y?: number): void; moveTo(x?: number, y?: number): void; msWriteProfilerMark(profilerMarkName: string): void; - open(url?: string, target?: string, features?: string, replace?: boolean): Window; + open(url?: string, target?: string, features?: string, replace?: boolean): Window | null; postMessage(message: any, targetOrigin: string, transfer?: any[]): void; print(): void; prompt(message?: string, _default?: string): string | null; @@ -16350,21 +17736,26 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window scroll(x?: number, y?: number): void; scrollBy(x?: number, y?: number): void; scrollTo(x?: number, y?: number): void; + stop(): void; webkitCancelAnimationFrame(handle: number): void; webkitConvertPointFromNodeToPage(node: Node, pt: WebKitPoint): WebKitPoint; webkitConvertPointFromPageToNode(node: Node, pt: WebKitPoint): WebKitPoint; webkitRequestAnimationFrame(callback: FrameRequestCallback): number; + createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, options?: ImageBitmapOptions): Promise; + createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, sx: number, sy: number, sw: number, sh: number, options?: ImageBitmapOptions): Promise; scroll(options?: ScrollToOptions): void; scrollTo(options?: ScrollToOptions): void; scrollBy(options?: ScrollToOptions): void; addEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Window: { prototype: Window; new(): Window; -} +}; interface WorkerEventMap extends AbstractWorkerEventMap { "message": MessageEvent; @@ -16372,26 +17763,30 @@ interface WorkerEventMap extends AbstractWorkerEventMap { interface Worker extends EventTarget, AbstractWorker { onmessage: (this: Worker, ev: MessageEvent) => any; - postMessage(message: any, ports?: any): void; + postMessage(message: any, transfer?: any[]): void; terminate(): void; addEventListener(type: K, listener: (this: Worker, ev: WorkerEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Worker, ev: WorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Worker: { prototype: Worker; new(stringUrl: string): Worker; -} +}; interface XMLDocument extends Document { - addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: XMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLDocument: { prototype: XMLDocument; new(): XMLDocument; -} +}; interface XMLHttpRequestEventMap extends XMLHttpRequestEventTargetEventMap { "readystatechange": Event; @@ -16402,15 +17797,15 @@ interface XMLHttpRequest extends EventTarget, XMLHttpRequestEventTarget { readonly readyState: number; readonly response: any; readonly responseText: string; - responseType: string; - readonly responseXML: any; + responseType: XMLHttpRequestResponseType; + readonly responseURL: string; + readonly responseXML: Document | null; readonly status: number; readonly statusText: string; timeout: number; readonly upload: XMLHttpRequestUpload; withCredentials: boolean; msCaching?: string; - readonly responseURL: string; abort(): void; getAllResponseHeaders(): string; getResponseHeader(header: string): string | null; @@ -16428,6 +17823,8 @@ interface XMLHttpRequest extends EventTarget, XMLHttpRequestEventTarget { readonly UNSENT: number; addEventListener(type: K, listener: (this: XMLHttpRequest, ev: XMLHttpRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequest, ev: XMLHttpRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLHttpRequest: { @@ -16438,18 +17835,19 @@ declare var XMLHttpRequest: { readonly LOADING: number; readonly OPENED: number; readonly UNSENT: number; - create(): XMLHttpRequest; -} +}; interface XMLHttpRequestUpload extends EventTarget, XMLHttpRequestEventTarget { - addEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: XMLHttpRequestUpload, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequestUpload, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLHttpRequestUpload: { prototype: XMLHttpRequestUpload; new(): XMLHttpRequestUpload; -} +}; interface XMLSerializer { serializeToString(target: Node): string; @@ -16458,7 +17856,7 @@ interface XMLSerializer { declare var XMLSerializer: { prototype: XMLSerializer; new(): XMLSerializer; -} +}; interface XPathEvaluator { createExpression(expression: string, resolver: XPathNSResolver): XPathExpression; @@ -16469,7 +17867,7 @@ interface XPathEvaluator { declare var XPathEvaluator: { prototype: XPathEvaluator; new(): XPathEvaluator; -} +}; interface XPathExpression { evaluate(contextNode: Node, type: number, result: XPathResult | null): XPathResult; @@ -16478,7 +17876,7 @@ interface XPathExpression { declare var XPathExpression: { prototype: XPathExpression; new(): XPathExpression; -} +}; interface XPathNSResolver { lookupNamespaceURI(prefix: string): string; @@ -16487,7 +17885,7 @@ interface XPathNSResolver { declare var XPathNSResolver: { prototype: XPathNSResolver; new(): XPathNSResolver; -} +}; interface XPathResult { readonly booleanValue: boolean; @@ -16524,7 +17922,7 @@ declare var XPathResult: { readonly STRING_TYPE: number; readonly UNORDERED_NODE_ITERATOR_TYPE: number; readonly UNORDERED_NODE_SNAPSHOT_TYPE: number; -} +}; interface XSLTProcessor { clearParameters(): void; @@ -16540,7 +17938,7 @@ interface XSLTProcessor { declare var XSLTProcessor: { prototype: XSLTProcessor; new(): XSLTProcessor; -} +}; interface AbstractWorkerEventMap { "error": ErrorEvent; @@ -16550,6 +17948,17 @@ interface AbstractWorker { onerror: (this: AbstractWorker, ev: ErrorEvent) => any; addEventListener(type: K, listener: (this: AbstractWorker, ev: AbstractWorkerEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AbstractWorker, ev: AbstractWorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface Body { + readonly bodyUsed: boolean; + arrayBuffer(): Promise; + blob(): Promise; + json(): Promise; + text(): Promise; + formData(): Promise; } interface CanvasPathMethods { @@ -16568,91 +17977,95 @@ interface ChildNode { remove(): void; } -interface DOML2DeprecatedColorProperty { - color: string; +interface DocumentEvent { + createEvent(eventInterface: "AnimationEvent"): AnimationEvent; + createEvent(eventInterface: "AudioProcessingEvent"): AudioProcessingEvent; + createEvent(eventInterface: "BeforeUnloadEvent"): BeforeUnloadEvent; + createEvent(eventInterface: "ClipboardEvent"): ClipboardEvent; + createEvent(eventInterface: "CloseEvent"): CloseEvent; + createEvent(eventInterface: "CompositionEvent"): CompositionEvent; + createEvent(eventInterface: "CustomEvent"): CustomEvent; + createEvent(eventInterface: "DeviceLightEvent"): DeviceLightEvent; + createEvent(eventInterface: "DeviceMotionEvent"): DeviceMotionEvent; + createEvent(eventInterface: "DeviceOrientationEvent"): DeviceOrientationEvent; + createEvent(eventInterface: "DragEvent"): DragEvent; + createEvent(eventInterface: "ErrorEvent"): ErrorEvent; + createEvent(eventInterface: "Event"): Event; + createEvent(eventInterface: "Events"): Event; + createEvent(eventInterface: "FocusEvent"): FocusEvent; + createEvent(eventInterface: "FocusNavigationEvent"): FocusNavigationEvent; + createEvent(eventInterface: "GamepadEvent"): GamepadEvent; + createEvent(eventInterface: "HashChangeEvent"): HashChangeEvent; + createEvent(eventInterface: "IDBVersionChangeEvent"): IDBVersionChangeEvent; + createEvent(eventInterface: "KeyboardEvent"): KeyboardEvent; + createEvent(eventInterface: "ListeningStateChangedEvent"): ListeningStateChangedEvent; + createEvent(eventInterface: "LongRunningScriptDetectedEvent"): LongRunningScriptDetectedEvent; + createEvent(eventInterface: "MSGestureEvent"): MSGestureEvent; + createEvent(eventInterface: "MSManipulationEvent"): MSManipulationEvent; + createEvent(eventInterface: "MSMediaKeyMessageEvent"): MSMediaKeyMessageEvent; + createEvent(eventInterface: "MSMediaKeyNeededEvent"): MSMediaKeyNeededEvent; + createEvent(eventInterface: "MSPointerEvent"): MSPointerEvent; + createEvent(eventInterface: "MSSiteModeEvent"): MSSiteModeEvent; + createEvent(eventInterface: "MediaEncryptedEvent"): MediaEncryptedEvent; + createEvent(eventInterface: "MediaKeyMessageEvent"): MediaKeyMessageEvent; + createEvent(eventInterface: "MediaStreamErrorEvent"): MediaStreamErrorEvent; + createEvent(eventInterface: "MediaStreamEvent"): MediaStreamEvent; + createEvent(eventInterface: "MediaStreamTrackEvent"): MediaStreamTrackEvent; + createEvent(eventInterface: "MessageEvent"): MessageEvent; + createEvent(eventInterface: "MouseEvent"): MouseEvent; + createEvent(eventInterface: "MouseEvents"): MouseEvent; + createEvent(eventInterface: "MutationEvent"): MutationEvent; + createEvent(eventInterface: "MutationEvents"): MutationEvent; + createEvent(eventInterface: "NavigationCompletedEvent"): NavigationCompletedEvent; + createEvent(eventInterface: "NavigationEvent"): NavigationEvent; + createEvent(eventInterface: "NavigationEventWithReferrer"): NavigationEventWithReferrer; + createEvent(eventInterface: "OfflineAudioCompletionEvent"): OfflineAudioCompletionEvent; + createEvent(eventInterface: "OverflowEvent"): OverflowEvent; + createEvent(eventInterface: "PageTransitionEvent"): PageTransitionEvent; + createEvent(eventInterface: "PaymentRequestUpdateEvent"): PaymentRequestUpdateEvent; + createEvent(eventInterface: "PermissionRequestedEvent"): PermissionRequestedEvent; + createEvent(eventInterface: "PointerEvent"): PointerEvent; + createEvent(eventInterface: "PopStateEvent"): PopStateEvent; + createEvent(eventInterface: "ProgressEvent"): ProgressEvent; + createEvent(eventInterface: "RTCDTMFToneChangeEvent"): RTCDTMFToneChangeEvent; + createEvent(eventInterface: "RTCDtlsTransportStateChangedEvent"): RTCDtlsTransportStateChangedEvent; + createEvent(eventInterface: "RTCIceCandidatePairChangedEvent"): RTCIceCandidatePairChangedEvent; + createEvent(eventInterface: "RTCIceGathererEvent"): RTCIceGathererEvent; + createEvent(eventInterface: "RTCIceTransportStateChangedEvent"): RTCIceTransportStateChangedEvent; + createEvent(eventInterface: "RTCPeerConnectionIceEvent"): RTCPeerConnectionIceEvent; + createEvent(eventInterface: "RTCSsrcConflictEvent"): RTCSsrcConflictEvent; + createEvent(eventInterface: "SVGZoomEvent"): SVGZoomEvent; + createEvent(eventInterface: "SVGZoomEvents"): SVGZoomEvent; + createEvent(eventInterface: "ScriptNotifyEvent"): ScriptNotifyEvent; + createEvent(eventInterface: "ServiceWorkerMessageEvent"): ServiceWorkerMessageEvent; + createEvent(eventInterface: "SpeechSynthesisEvent"): SpeechSynthesisEvent; + createEvent(eventInterface: "StorageEvent"): StorageEvent; + createEvent(eventInterface: "TextEvent"): TextEvent; + createEvent(eventInterface: "TouchEvent"): TouchEvent; + createEvent(eventInterface: "TrackEvent"): TrackEvent; + createEvent(eventInterface: "TransitionEvent"): TransitionEvent; + createEvent(eventInterface: "UIEvent"): UIEvent; + createEvent(eventInterface: "UIEvents"): UIEvent; + createEvent(eventInterface: "UnviewableContentIdentifiedEvent"): UnviewableContentIdentifiedEvent; + createEvent(eventInterface: "WebGLContextEvent"): WebGLContextEvent; + createEvent(eventInterface: "WheelEvent"): WheelEvent; + createEvent(eventInterface: string): Event; } -interface DOML2DeprecatedSizeProperty { - size: number; +interface DOML2DeprecatedColorProperty { + color: string; } - -interface DocumentEvent { - createEvent(eventInterface:"AnimationEvent"): AnimationEvent; - createEvent(eventInterface:"AriaRequestEvent"): AriaRequestEvent; - createEvent(eventInterface:"AudioProcessingEvent"): AudioProcessingEvent; - createEvent(eventInterface:"BeforeUnloadEvent"): BeforeUnloadEvent; - createEvent(eventInterface:"ClipboardEvent"): ClipboardEvent; - createEvent(eventInterface:"CloseEvent"): CloseEvent; - createEvent(eventInterface:"CommandEvent"): CommandEvent; - createEvent(eventInterface:"CompositionEvent"): CompositionEvent; - createEvent(eventInterface:"CustomEvent"): CustomEvent; - createEvent(eventInterface:"DeviceLightEvent"): DeviceLightEvent; - createEvent(eventInterface:"DeviceMotionEvent"): DeviceMotionEvent; - createEvent(eventInterface:"DeviceOrientationEvent"): DeviceOrientationEvent; - createEvent(eventInterface:"DragEvent"): DragEvent; - createEvent(eventInterface:"ErrorEvent"): ErrorEvent; - createEvent(eventInterface:"Event"): Event; - createEvent(eventInterface:"Events"): Event; - createEvent(eventInterface:"FocusEvent"): FocusEvent; - createEvent(eventInterface:"GamepadEvent"): GamepadEvent; - createEvent(eventInterface:"HashChangeEvent"): HashChangeEvent; - createEvent(eventInterface:"IDBVersionChangeEvent"): IDBVersionChangeEvent; - createEvent(eventInterface:"KeyboardEvent"): KeyboardEvent; - createEvent(eventInterface:"ListeningStateChangedEvent"): ListeningStateChangedEvent; - createEvent(eventInterface:"LongRunningScriptDetectedEvent"): LongRunningScriptDetectedEvent; - createEvent(eventInterface:"MSGestureEvent"): MSGestureEvent; - createEvent(eventInterface:"MSManipulationEvent"): MSManipulationEvent; - createEvent(eventInterface:"MSMediaKeyMessageEvent"): MSMediaKeyMessageEvent; - createEvent(eventInterface:"MSMediaKeyNeededEvent"): MSMediaKeyNeededEvent; - createEvent(eventInterface:"MSPointerEvent"): MSPointerEvent; - createEvent(eventInterface:"MSSiteModeEvent"): MSSiteModeEvent; - createEvent(eventInterface:"MediaEncryptedEvent"): MediaEncryptedEvent; - createEvent(eventInterface:"MediaKeyMessageEvent"): MediaKeyMessageEvent; - createEvent(eventInterface:"MediaStreamErrorEvent"): MediaStreamErrorEvent; - createEvent(eventInterface:"MediaStreamTrackEvent"): MediaStreamTrackEvent; - createEvent(eventInterface:"MessageEvent"): MessageEvent; - createEvent(eventInterface:"MouseEvent"): MouseEvent; - createEvent(eventInterface:"MouseEvents"): MouseEvent; - createEvent(eventInterface:"MutationEvent"): MutationEvent; - createEvent(eventInterface:"MutationEvents"): MutationEvent; - createEvent(eventInterface:"NavigationCompletedEvent"): NavigationCompletedEvent; - createEvent(eventInterface:"NavigationEvent"): NavigationEvent; - createEvent(eventInterface:"NavigationEventWithReferrer"): NavigationEventWithReferrer; - createEvent(eventInterface:"OfflineAudioCompletionEvent"): OfflineAudioCompletionEvent; - createEvent(eventInterface:"OverflowEvent"): OverflowEvent; - createEvent(eventInterface:"PageTransitionEvent"): PageTransitionEvent; - createEvent(eventInterface:"PermissionRequestedEvent"): PermissionRequestedEvent; - createEvent(eventInterface:"PointerEvent"): PointerEvent; - createEvent(eventInterface:"PopStateEvent"): PopStateEvent; - createEvent(eventInterface:"ProgressEvent"): ProgressEvent; - createEvent(eventInterface:"RTCDTMFToneChangeEvent"): RTCDTMFToneChangeEvent; - createEvent(eventInterface:"RTCDtlsTransportStateChangedEvent"): RTCDtlsTransportStateChangedEvent; - createEvent(eventInterface:"RTCIceCandidatePairChangedEvent"): RTCIceCandidatePairChangedEvent; - createEvent(eventInterface:"RTCIceGathererEvent"): RTCIceGathererEvent; - createEvent(eventInterface:"RTCIceTransportStateChangedEvent"): RTCIceTransportStateChangedEvent; - createEvent(eventInterface:"RTCSsrcConflictEvent"): RTCSsrcConflictEvent; - createEvent(eventInterface:"SVGZoomEvent"): SVGZoomEvent; - createEvent(eventInterface:"SVGZoomEvents"): SVGZoomEvent; - createEvent(eventInterface:"ScriptNotifyEvent"): ScriptNotifyEvent; - createEvent(eventInterface:"StorageEvent"): StorageEvent; - createEvent(eventInterface:"TextEvent"): TextEvent; - createEvent(eventInterface:"TouchEvent"): TouchEvent; - createEvent(eventInterface:"TrackEvent"): TrackEvent; - createEvent(eventInterface:"TransitionEvent"): TransitionEvent; - createEvent(eventInterface:"UIEvent"): UIEvent; - createEvent(eventInterface:"UIEvents"): UIEvent; - createEvent(eventInterface:"UnviewableContentIdentifiedEvent"): UnviewableContentIdentifiedEvent; - createEvent(eventInterface:"WebGLContextEvent"): WebGLContextEvent; - createEvent(eventInterface:"WheelEvent"): WheelEvent; - createEvent(eventInterface: string): Event; + +interface DOML2DeprecatedSizeProperty { + size: number; } interface ElementTraversal { readonly childElementCount: number; - readonly firstElementChild: Element; - readonly lastElementChild: Element; - readonly nextElementSibling: Element; - readonly previousElementSibling: Element; + readonly firstElementChild: Element | null; + readonly lastElementChild: Element | null; + readonly nextElementSibling: Element | null; + readonly previousElementSibling: Element | null; } interface GetSVGDocument { @@ -16683,20 +18096,26 @@ interface GlobalEventHandlers { onwheel: (this: GlobalEventHandlers, ev: WheelEvent) => any; addEventListener(type: K, listener: (this: GlobalEventHandlers, ev: GlobalEventHandlersEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: GlobalEventHandlers, ev: GlobalEventHandlersEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface GlobalFetch { + fetch(input: RequestInfo, init?: RequestInit): Promise; } interface HTMLTableAlignment { /** - * Sets or retrieves a value that you can use to implement your own ch functionality for the object. - */ + * Sets or retrieves a value that you can use to implement your own ch functionality for the object. + */ ch: string; /** - * Sets or retrieves a value that you can use to implement your own chOff functionality for the object. - */ + * Sets or retrieves a value that you can use to implement your own chOff functionality for the object. + */ chOff: string; /** - * Sets or retrieves how text and other content are vertically aligned within the object that contains them. - */ + * Sets or retrieves how text and other content are vertically aligned within the object that contains them. + */ vAlign: string; } @@ -16732,6 +18151,8 @@ interface MSBaseReader { readonly LOADING: number; addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } interface MSFileSaver { @@ -16748,6 +18169,14 @@ interface MSNavigatorDoNotTrack { storeWebWideTrackingException(args: StoreExceptionsInformation): void; } +interface NavigatorBeacon { + sendBeacon(url: USVString, data?: BodyInit): boolean; +} + +interface NavigatorConcurrentHardware { + readonly hardwareConcurrency: number; +} + interface NavigatorContentUtils { } @@ -16756,6 +18185,7 @@ interface NavigatorGeolocation { } interface NavigatorID { + readonly appCodeName: string; readonly appName: string; readonly appVersion: string; readonly platform: string; @@ -16780,17 +18210,13 @@ interface NavigatorUserMedia { interface NodeSelector { querySelector(selectors: K): ElementTagNameMap[K] | null; - querySelector(selectors: string): Element | null; + querySelector(selectors: string): E | null; querySelectorAll(selectors: K): ElementListTagNameMap[K]; - querySelectorAll(selectors: string): NodeListOf; + querySelectorAll(selectors: string): NodeListOf; } interface RandomSource { - getRandomValues(array: ArrayBufferView): ArrayBufferView; -} - -interface SVGAnimatedPathData { - readonly pathSegList: SVGPathSegList; + getRandomValues(array: T): T; } interface SVGAnimatedPoints { @@ -16798,11 +18224,7 @@ interface SVGAnimatedPoints { readonly points: SVGPointList; } -interface SVGExternalResourcesRequired { - readonly externalResourcesRequired: SVGAnimatedBoolean; -} - -interface SVGFilterPrimitiveStandardAttributes extends SVGStylable { +interface SVGFilterPrimitiveStandardAttributes { readonly height: SVGAnimatedLength; readonly result: SVGAnimatedString; readonly width: SVGAnimatedLength; @@ -16815,25 +18237,6 @@ interface SVGFitToViewBox { readonly viewBox: SVGAnimatedRect; } -interface SVGLangSpace { - xmllang: string; - xmlspace: string; -} - -interface SVGLocatable { - readonly farthestViewportElement: SVGElement; - readonly nearestViewportElement: SVGElement; - getBBox(): SVGRect; - getCTM(): SVGMatrix; - getScreenCTM(): SVGMatrix; - getTransformToElement(element: SVGElement): SVGMatrix; -} - -interface SVGStylable { - className: any; - readonly style: CSSStyleDeclaration; -} - interface SVGTests { readonly requiredExtensions: SVGStringList; readonly requiredFeatures: SVGStringList; @@ -16841,10 +18244,6 @@ interface SVGTests { hasExtension(extension: string): boolean; } -interface SVGTransformable extends SVGLocatable { - readonly transform: SVGAnimatedTransformList; -} - interface SVGURIReference { readonly href: SVGAnimatedString; } @@ -16892,15 +18291,45 @@ interface XMLHttpRequestEventTargetEventMap { } interface XMLHttpRequestEventTarget { - onabort: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onerror: (this: XMLHttpRequestEventTarget, ev: ErrorEvent) => any; - onload: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onloadend: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; - onloadstart: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onprogress: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; - ontimeout: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; + onabort: (this: XMLHttpRequest, ev: Event) => any; + onerror: (this: XMLHttpRequest, ev: ErrorEvent) => any; + onload: (this: XMLHttpRequest, ev: Event) => any; + onloadend: (this: XMLHttpRequest, ev: ProgressEvent) => any; + onloadstart: (this: XMLHttpRequest, ev: Event) => any; + onprogress: (this: XMLHttpRequest, ev: ProgressEvent) => any; + ontimeout: (this: XMLHttpRequest, ev: ProgressEvent) => any; addEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface BroadcastChannel extends EventTarget { + readonly name: string; + onmessage: (ev: MessageEvent) => any; + onmessageerror: (ev: MessageEvent) => any; + close(): void; + postMessage(message: any): void; + addEventListener(type: K, listener: (this: BroadcastChannel, ev: BroadcastChannelEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var BroadcastChannel: { + prototype: BroadcastChannel; + new(name: string): BroadcastChannel; +}; + +interface BroadcastChannelEventMap { + message: MessageEvent; + messageerror: MessageEvent; +} + +interface ErrorEventInit { + message?: string; + filename?: string; + lineno?: number; + conlno?: number; + error?: any; } interface StorageEventInit extends EventInit { @@ -16918,6 +18347,56 @@ interface Canvas2DContextAttributes { [attribute: string]: boolean | string | undefined; } +interface ImageBitmapOptions { + imageOrientation?: "none" | "flipY"; + premultiplyAlpha?: "none" | "premultiply" | "default"; + colorSpaceConversion?: "none" | "default"; + resizeWidth?: number; + resizeHeight?: number; + resizeQuality?: "pixelated" | "low" | "medium" | "high"; +} + +interface ImageBitmap { + readonly width: number; + readonly height: number; + close(): void; +} + +interface URLSearchParams { + /** + * Appends a specified key/value pair as a new search parameter. + */ + append(name: string, value: string): void; + /** + * Deletes the given search parameter, and its associated value, from the list of all search parameters. + */ + delete(name: string): void; + /** + * Returns the first value associated to the given search parameter. + */ + get(name: string): string | null; + /** + * Returns all the values association with a given search parameter. + */ + getAll(name: string): string[]; + /** + * Returns a Boolean indicating if such a search parameter exists. + */ + has(name: string): boolean; + /** + * Sets the value associated to a given search parameter to the given value. If there were several values, delete the others. + */ + set(name: string, value: string): void; +} + +declare var URLSearchParams: { + prototype: URLSearchParams; + /** + * Constructor returning a URLSearchParams object. + */ + new (init?: string | URLSearchParams): URLSearchParams; +}; + interface NodeListOf extends NodeList { length: number; item(index: number): TNode; @@ -16935,8 +18414,7 @@ interface BlobPropertyBag { endings?: string; } -interface FilePropertyBag { - type?: string; +interface FilePropertyBag extends BlobPropertyBag { lastModified?: number; } @@ -16944,15 +18422,6 @@ interface EventListenerObject { handleEvent(evt: Event): void; } -interface MessageEventInit extends EventInit { - data?: any; - origin?: string; - lastEventId?: string; - channel?: string; - source?: any; - ports?: MessagePort[]; -} - interface ProgressEventInit extends EventInit { lengthComputable?: boolean; loaded?: number; @@ -17023,7 +18492,7 @@ interface EcKeyAlgorithm extends KeyAlgorithm { typedCurve: string; } -interface EcKeyImportParams { +interface EcKeyImportParams extends Algorithm { namedCurve: string; } @@ -17154,8 +18623,8 @@ interface JsonWebKey { interface ParentNode { readonly children: HTMLCollection; - readonly firstElementChild: Element; - readonly lastElementChild: Element; + readonly firstElementChild: Element | null; + readonly lastElementChild: Element | null; readonly childElementCount: number; } @@ -17173,7 +18642,7 @@ interface ShadowRoot extends DocumentOrShadowRoot, DocumentFragment { } interface ShadowRootInit { - mode: 'open'|'closed'; + mode: "open" | "closed"; delegatesFocus?: boolean; } @@ -17186,52 +18655,143 @@ interface AssignedNodesOptions { flatten?: boolean; } +interface ElementDefinitionOptions { + extends: string; +} + +interface CustomElementRegistry { + define(name: string, constructor: Function, options?: ElementDefinitionOptions): void; + get(name: string): any; + whenDefined(name: string): PromiseLike; +} + +interface PromiseRejectionEvent extends Event { + readonly promise: PromiseLike; + readonly reason: any; +} + +interface PromiseRejectionEventInit extends EventInit { + promise: PromiseLike; + reason?: any; +} + +interface EventListenerOptions { + capture?: boolean; +} + +interface AddEventListenerOptions extends EventListenerOptions { + passive?: boolean; + once?: boolean; +} + +interface TouchEventInit extends EventModifierInit { + touches?: Touch[]; + targetTouches?: Touch[]; + changedTouches?: Touch[]; +} + +interface HTMLDialogElement extends HTMLElement { + open: boolean; + returnValue: string; + close(returnValue?: string): void; + show(): void; + showModal(): void; +} + +declare var HTMLDialogElement: { + prototype: HTMLDialogElement; + new(): HTMLDialogElement; +}; + +interface HTMLMainElement extends HTMLElement { +} + +declare var HTMLMainElement: { + prototype: HTMLMainElement; + new(): HTMLMainElement; +}; + +interface HTMLDetailsElement extends HTMLElement { + open: boolean; +} + +declare var HTMLDetailsElement: { + prototype: HTMLDetailsElement; + new(): HTMLDetailsElement; +}; + +interface HTMLSummaryElement extends HTMLElement { +} + +declare var HTMLSummaryElement: { + prototype: HTMLSummaryElement; + new(): HTMLSummaryElement; +}; + declare type EventListenerOrEventListenerObject = EventListener | EventListenerObject; +interface DecodeErrorCallback { + (error: DOMException): void; +} +interface DecodeSuccessCallback { + (decodedData: AudioBuffer): void; +} interface ErrorEventHandler { - (message: string, filename?: string, lineno?: number, colno?: number, error?:Error): void; + (message: string, filename?: string, lineno?: number, colno?: number, error?: Error): void; } -interface PositionCallback { - (position: Position): void; +interface ForEachCallback { + (keyId: any, status: MediaKeyStatus): void; } -interface PositionErrorCallback { - (error: PositionError): void; +interface FrameRequestCallback { + (time: number): void; +} +interface FunctionStringCallback { + (data: string): void; +} +interface IntersectionObserverCallback { + (entries: IntersectionObserverEntry[], observer: IntersectionObserver): void; } interface MediaQueryListListener { (mql: MediaQueryList): void; } +interface MSExecAtPriorityFunctionCallback { + (...args: any[]): any; +} interface MSLaunchUriCallback { (): void; } -interface FrameRequestCallback { - (time: number): void; -} interface MSUnsafeFunctionCallback { (): any; } -interface MSExecAtPriorityFunctionCallback { - (...args: any[]): any; -} interface MutationCallback { (mutations: MutationRecord[], observer: MutationObserver): void; } -interface DecodeSuccessCallback { - (decodedData: AudioBuffer): void; -} -interface DecodeErrorCallback { - (error: DOMException): void; -} -interface FunctionStringCallback { - (data: string): void; +interface NavigatorUserMediaErrorCallback { + (error: MediaStreamError): void; } interface NavigatorUserMediaSuccessCallback { (stream: MediaStream): void; } -interface NavigatorUserMediaErrorCallback { - (error: MediaStreamError): void; +interface NotificationPermissionCallback { + (permission: NotificationPermission): void; } -interface ForEachCallback { - (keyId: any, status: string): void; +interface PositionCallback { + (position: Position): void; +} +interface PositionErrorCallback { + (error: PositionError): void; +} +interface RTCPeerConnectionErrorCallback { + (error: DOMError): void; +} +interface RTCSessionDescriptionCallback { + (sdp: RTCSessionDescription): void; +} +interface RTCStatsCallback { + (report: RTCStatsReport): void; +} +interface VoidFunction { + (): void; } interface HTMLElementTagNameMap { "a": HTMLAnchorElement; @@ -17248,6 +18808,7 @@ interface HTMLElementTagNameMap { "caption": HTMLTableCaptionElement; "col": HTMLTableColElement; "colgroup": HTMLTableColElement; + "data": HTMLDataElement; "datalist": HTMLDataListElement; "del": HTMLModElement; "dir": HTMLDirectoryElement; @@ -17288,6 +18849,7 @@ interface HTMLElementTagNameMap { "ol": HTMLOListElement; "optgroup": HTMLOptGroupElement; "option": HTMLOptionElement; + "output": HTMLOutputElement; "p": HTMLParagraphElement; "param": HTMLParamElement; "picture": HTMLPictureElement; @@ -17307,6 +18869,7 @@ interface HTMLElementTagNameMap { "tfoot": HTMLTableSectionElement; "th": HTMLTableHeaderCellElement; "thead": HTMLTableSectionElement; + "time": HTMLTimeElement; "title": HTMLTitleElement; "tr": HTMLTableRowElement; "track": HTMLTrackElement; @@ -17316,47 +18879,27 @@ interface HTMLElementTagNameMap { "xmp": HTMLPreElement; } -interface ElementTagNameMap { - "a": HTMLAnchorElement; +interface ElementTagNameMap extends HTMLElementTagNameMap { "abbr": HTMLElement; "acronym": HTMLElement; "address": HTMLElement; - "applet": HTMLAppletElement; - "area": HTMLAreaElement; "article": HTMLElement; "aside": HTMLElement; - "audio": HTMLAudioElement; "b": HTMLElement; - "base": HTMLBaseElement; - "basefont": HTMLBaseFontElement; "bdo": HTMLElement; "big": HTMLElement; - "blockquote": HTMLQuoteElement; - "body": HTMLBodyElement; - "br": HTMLBRElement; - "button": HTMLButtonElement; - "canvas": HTMLCanvasElement; - "caption": HTMLTableCaptionElement; "center": HTMLElement; "circle": SVGCircleElement; "cite": HTMLElement; "clippath": SVGClipPathElement; "code": HTMLElement; - "col": HTMLTableColElement; - "colgroup": HTMLTableColElement; - "datalist": HTMLDataListElement; "dd": HTMLElement; "defs": SVGDefsElement; - "del": HTMLModElement; "desc": SVGDescElement; "dfn": HTMLElement; - "dir": HTMLDirectoryElement; - "div": HTMLDivElement; - "dl": HTMLDListElement; "dt": HTMLElement; "ellipse": SVGEllipseElement; "em": HTMLElement; - "embed": HTMLEmbedElement; "feblend": SVGFEBlendElement; "fecolormatrix": SVGFEColorMatrixElement; "fecomponenttransfer": SVGFEComponentTransferElement; @@ -17381,310 +18924,76 @@ interface ElementTagNameMap { "fespotlight": SVGFESpotLightElement; "fetile": SVGFETileElement; "feturbulence": SVGFETurbulenceElement; - "fieldset": HTMLFieldSetElement; "figcaption": HTMLElement; "figure": HTMLElement; "filter": SVGFilterElement; - "font": HTMLFontElement; "footer": HTMLElement; "foreignobject": SVGForeignObjectElement; - "form": HTMLFormElement; - "frame": HTMLFrameElement; - "frameset": HTMLFrameSetElement; "g": SVGGElement; - "h1": HTMLHeadingElement; - "h2": HTMLHeadingElement; - "h3": HTMLHeadingElement; - "h4": HTMLHeadingElement; - "h5": HTMLHeadingElement; - "h6": HTMLHeadingElement; - "head": HTMLHeadElement; "header": HTMLElement; "hgroup": HTMLElement; - "hr": HTMLHRElement; - "html": HTMLHtmlElement; "i": HTMLElement; - "iframe": HTMLIFrameElement; "image": SVGImageElement; - "img": HTMLImageElement; - "input": HTMLInputElement; - "ins": HTMLModElement; - "isindex": HTMLUnknownElement; "kbd": HTMLElement; "keygen": HTMLElement; - "label": HTMLLabelElement; - "legend": HTMLLegendElement; - "li": HTMLLIElement; "line": SVGLineElement; "lineargradient": SVGLinearGradientElement; - "link": HTMLLinkElement; - "listing": HTMLPreElement; - "map": HTMLMapElement; "mark": HTMLElement; "marker": SVGMarkerElement; - "marquee": HTMLMarqueeElement; "mask": SVGMaskElement; - "menu": HTMLMenuElement; - "meta": HTMLMetaElement; "metadata": SVGMetadataElement; - "meter": HTMLMeterElement; "nav": HTMLElement; - "nextid": HTMLUnknownElement; "nobr": HTMLElement; "noframes": HTMLElement; "noscript": HTMLElement; - "object": HTMLObjectElement; - "ol": HTMLOListElement; - "optgroup": HTMLOptGroupElement; - "option": HTMLOptionElement; - "p": HTMLParagraphElement; - "param": HTMLParamElement; "path": SVGPathElement; "pattern": SVGPatternElement; - "picture": HTMLPictureElement; "plaintext": HTMLElement; "polygon": SVGPolygonElement; "polyline": SVGPolylineElement; - "pre": HTMLPreElement; - "progress": HTMLProgressElement; - "q": HTMLQuoteElement; "radialgradient": SVGRadialGradientElement; "rect": SVGRectElement; "rt": HTMLElement; "ruby": HTMLElement; "s": HTMLElement; "samp": HTMLElement; - "script": HTMLScriptElement; "section": HTMLElement; - "select": HTMLSelectElement; "small": HTMLElement; - "source": HTMLSourceElement; - "span": HTMLSpanElement; "stop": SVGStopElement; "strike": HTMLElement; "strong": HTMLElement; - "style": HTMLStyleElement; "sub": HTMLElement; "sup": HTMLElement; "svg": SVGSVGElement; "switch": SVGSwitchElement; "symbol": SVGSymbolElement; - "table": HTMLTableElement; - "tbody": HTMLTableSectionElement; - "td": HTMLTableDataCellElement; - "template": HTMLTemplateElement; "text": SVGTextElement; "textpath": SVGTextPathElement; - "textarea": HTMLTextAreaElement; - "tfoot": HTMLTableSectionElement; - "th": HTMLTableHeaderCellElement; - "thead": HTMLTableSectionElement; - "title": HTMLTitleElement; - "tr": HTMLTableRowElement; - "track": HTMLTrackElement; "tspan": SVGTSpanElement; "tt": HTMLElement; "u": HTMLElement; - "ul": HTMLUListElement; "use": SVGUseElement; "var": HTMLElement; - "video": HTMLVideoElement; "view": SVGViewElement; "wbr": HTMLElement; - "x-ms-webview": MSHTMLWebViewElement; - "xmp": HTMLPreElement; } -interface ElementListTagNameMap { - "a": NodeListOf; - "abbr": NodeListOf; - "acronym": NodeListOf; - "address": NodeListOf; - "applet": NodeListOf; - "area": NodeListOf; - "article": NodeListOf; - "aside": NodeListOf; - "audio": NodeListOf; - "b": NodeListOf; - "base": NodeListOf; - "basefont": NodeListOf; - "bdo": NodeListOf; - "big": NodeListOf; - "blockquote": NodeListOf; - "body": NodeListOf; - "br": NodeListOf; - "button": NodeListOf; - "canvas": NodeListOf; - "caption": NodeListOf; - "center": NodeListOf; - "circle": NodeListOf; - "cite": NodeListOf; - "clippath": NodeListOf; - "code": NodeListOf; - "col": NodeListOf; - "colgroup": NodeListOf; - "datalist": NodeListOf; - "dd": NodeListOf; - "defs": NodeListOf; - "del": NodeListOf; - "desc": NodeListOf; - "dfn": NodeListOf; - "dir": NodeListOf; - "div": NodeListOf; - "dl": NodeListOf; - "dt": NodeListOf; - "ellipse": NodeListOf; - "em": NodeListOf; - "embed": NodeListOf; - "feblend": NodeListOf; - "fecolormatrix": NodeListOf; - "fecomponenttransfer": NodeListOf; - "fecomposite": NodeListOf; - "feconvolvematrix": NodeListOf; - "fediffuselighting": NodeListOf; - "fedisplacementmap": NodeListOf; - "fedistantlight": NodeListOf; - "feflood": NodeListOf; - "fefunca": NodeListOf; - "fefuncb": NodeListOf; - "fefuncg": NodeListOf; - "fefuncr": NodeListOf; - "fegaussianblur": NodeListOf; - "feimage": NodeListOf; - "femerge": NodeListOf; - "femergenode": NodeListOf; - "femorphology": NodeListOf; - "feoffset": NodeListOf; - "fepointlight": NodeListOf; - "fespecularlighting": NodeListOf; - "fespotlight": NodeListOf; - "fetile": NodeListOf; - "feturbulence": NodeListOf; - "fieldset": NodeListOf; - "figcaption": NodeListOf; - "figure": NodeListOf; - "filter": NodeListOf; - "font": NodeListOf; - "footer": NodeListOf; - "foreignobject": NodeListOf; - "form": NodeListOf; - "frame": NodeListOf; - "frameset": NodeListOf; - "g": NodeListOf; - "h1": NodeListOf; - "h2": NodeListOf; - "h3": NodeListOf; - "h4": NodeListOf; - "h5": NodeListOf; - "h6": NodeListOf; - "head": NodeListOf; - "header": NodeListOf; - "hgroup": NodeListOf; - "hr": NodeListOf; - "html": NodeListOf; - "i": NodeListOf; - "iframe": NodeListOf; - "image": NodeListOf; - "img": NodeListOf; - "input": NodeListOf; - "ins": NodeListOf; - "isindex": NodeListOf; - "kbd": NodeListOf; - "keygen": NodeListOf; - "label": NodeListOf; - "legend": NodeListOf; - "li": NodeListOf; - "line": NodeListOf; - "lineargradient": NodeListOf; - "link": NodeListOf; - "listing": NodeListOf; - "map": NodeListOf; - "mark": NodeListOf; - "marker": NodeListOf; - "marquee": NodeListOf; - "mask": NodeListOf; - "menu": NodeListOf; - "meta": NodeListOf; - "metadata": NodeListOf; - "meter": NodeListOf; - "nav": NodeListOf; - "nextid": NodeListOf; - "nobr": NodeListOf; - "noframes": NodeListOf; - "noscript": NodeListOf; - "object": NodeListOf; - "ol": NodeListOf; - "optgroup": NodeListOf; - "option": NodeListOf; - "p": NodeListOf; - "param": NodeListOf; - "path": NodeListOf; - "pattern": NodeListOf; - "picture": NodeListOf; - "plaintext": NodeListOf; - "polygon": NodeListOf; - "polyline": NodeListOf; - "pre": NodeListOf; - "progress": NodeListOf; - "q": NodeListOf; - "radialgradient": NodeListOf; - "rect": NodeListOf; - "rt": NodeListOf; - "ruby": NodeListOf; - "s": NodeListOf; - "samp": NodeListOf; - "script": NodeListOf; - "section": NodeListOf; - "select": NodeListOf; - "small": NodeListOf; - "source": NodeListOf; - "span": NodeListOf; - "stop": NodeListOf; - "strike": NodeListOf; - "strong": NodeListOf; - "style": NodeListOf; - "sub": NodeListOf; - "sup": NodeListOf; - "svg": NodeListOf; - "switch": NodeListOf; - "symbol": NodeListOf; - "table": NodeListOf; - "tbody": NodeListOf; - "td": NodeListOf; - "template": NodeListOf; - "text": NodeListOf; - "textpath": NodeListOf; - "textarea": NodeListOf; - "tfoot": NodeListOf; - "th": NodeListOf; - "thead": NodeListOf; - "title": NodeListOf; - "tr": NodeListOf; - "track": NodeListOf; - "tspan": NodeListOf; - "tt": NodeListOf; - "u": NodeListOf; - "ul": NodeListOf; - "use": NodeListOf; - "var": NodeListOf; - "video": NodeListOf; - "view": NodeListOf; - "wbr": NodeListOf; - "x-ms-webview": NodeListOf; - "xmp": NodeListOf; -} - -declare var Audio: {new(src?: string): HTMLAudioElement; }; -declare var Image: {new(width?: number, height?: number): HTMLImageElement; }; -declare var Option: {new(text?: string, value?: string, defaultSelected?: boolean, selected?: boolean): HTMLOptionElement; }; +type ElementListTagNameMap = { + [key in keyof ElementTagNameMap]: NodeListOf +}; + +declare var Audio: { new(src?: string): HTMLAudioElement; }; +declare var Image: { new(width?: number, height?: number): HTMLImageElement; }; +declare var Option: { new(text?: string, value?: string, defaultSelected?: boolean, selected?: boolean): HTMLOptionElement; }; declare var applicationCache: ApplicationCache; +declare var caches: CacheStorage; declare var clientInformation: Navigator; declare var closed: boolean; declare var crypto: Crypto; declare var defaultStatus: string; declare var devicePixelRatio: number; -declare var doNotTrack: string; declare var document: Document; +declare var doNotTrack: string; declare var event: Event | undefined; declare var external: External; declare var frameElement: Element; @@ -17692,10 +19001,12 @@ declare var frames: Window; declare var history: History; declare var innerHeight: number; declare var innerWidth: number; +declare var isSecureContext: boolean; declare var length: number; declare var location: Location; declare var locationbar: BarProp; declare var menubar: BarProp; +declare var msContentScript: ExtensionScriptApis; declare var msCredentials: MSCredentials; declare const name: never; declare var navigator: Navigator; @@ -17805,22 +19116,25 @@ declare var screenLeft: number; declare var screenTop: number; declare var screenX: number; declare var screenY: number; +declare var scrollbars: BarProp; declare var scrollX: number; declare var scrollY: number; -declare var scrollbars: BarProp; declare var self: Window; +declare var speechSynthesis: SpeechSynthesis; declare var status: string; declare var statusbar: BarProp; declare var styleMedia: StyleMedia; declare var toolbar: BarProp; declare var top: Window; declare var window: Window; +declare var customElements: CustomElementRegistry; declare function alert(message?: any): void; declare function blur(): void; declare function cancelAnimationFrame(handle: number): void; declare function captureEvents(): void; declare function close(): void; declare function confirm(message?: string): boolean; +declare function departFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; declare function focus(): void; declare function getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; declare function getMatchedCSSRules(elt: Element, pseudoElt?: string): CSSRuleList; @@ -17829,7 +19143,7 @@ declare function matchMedia(mediaQuery: string): MediaQueryList; declare function moveBy(x?: number, y?: number): void; declare function moveTo(x?: number, y?: number): void; declare function msWriteProfilerMark(profilerMarkName: string): void; -declare function open(url?: string, target?: string, features?: string, replace?: boolean): Window; +declare function open(url?: string, target?: string, features?: string, replace?: boolean): Window | null; declare function postMessage(message: any, targetOrigin: string, transfer?: any[]): void; declare function print(): void; declare function prompt(message?: string, _default?: string): string | null; @@ -17840,16 +19154,18 @@ declare function resizeTo(x?: number, y?: number): void; declare function scroll(x?: number, y?: number): void; declare function scrollBy(x?: number, y?: number): void; declare function scrollTo(x?: number, y?: number): void; +declare function stop(): void; declare function webkitCancelAnimationFrame(handle: number): void; declare function webkitConvertPointFromNodeToPage(node: Node, pt: WebKitPoint): WebKitPoint; declare function webkitConvertPointFromPageToNode(node: Node, pt: WebKitPoint): WebKitPoint; declare function webkitRequestAnimationFrame(callback: FrameRequestCallback): number; +declare function createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, options?: ImageBitmapOptions): Promise; +declare function createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, sx: number, sy: number, sw: number, sh: number, options?: ImageBitmapOptions): Promise; declare function scroll(options?: ScrollToOptions): void; declare function scrollTo(options?: ScrollToOptions): void; declare function scrollBy(options?: ScrollToOptions): void; declare function toString(): string; declare function dispatchEvent(evt: Event): boolean; -declare function removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; declare function clearInterval(handle: number): void; declare function clearTimeout(handle: number): void; declare function setInterval(handler: (...args: any[]) => void, timeout: number): number; @@ -17874,10 +19190,15 @@ declare var onwheel: (this: Window, ev: WheelEvent) => any; declare var indexedDB: IDBFactory; declare function atob(encodedString: string): string; declare function btoa(rawString: string): string; +declare function fetch(input: RequestInfo, init?: RequestInit): Promise; declare function addEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; declare function addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare function removeEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; +declare function removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; type AAGUID = string; type AlgorithmIdentifier = string | Algorithm; +type BodyInit = any; +type ByteString = string; type ConstrainBoolean = boolean | ConstrainBooleanParameters; type ConstrainDOMString = string | string[] | ConstrainDOMStringParameters; type ConstrainDouble = number | ConstrainDoubleRange; @@ -17897,6 +19218,7 @@ type GLsizeiptr = number; type GLubyte = number; type GLuint = number; type GLushort = number; +type HeadersInit = Headers | string[][]; type IDBKeyPath = string; type KeyFormat = string; type KeyType = string; @@ -17904,8 +19226,10 @@ type KeyUsage = string; type MSInboundPayload = MSVideoRecvPayload | MSAudioRecvPayload; type MSLocalClientEvent = MSLocalClientEventBase | MSAudioLocalClientEvent; type MSOutboundPayload = MSVideoSendPayload | MSAudioSendPayload; -type RTCIceGatherCandidate = RTCIceCandidate | RTCIceCandidateComplete; +type RTCIceGatherCandidate = RTCIceCandidateDictionary | RTCIceCandidateComplete; type RTCTransport = RTCDtlsTransport | RTCSrtpSdesTransport; +type RequestInfo = Request | string; +type USVString = string; type payloadtype = number; type ScrollBehavior = "auto" | "instant" | "smooth"; type ScrollLogicalPosition = "start" | "center" | "end" | "nearest"; @@ -17913,12 +19237,85 @@ type IDBValidKey = number | string | Date | IDBArrayKey; type BufferSource = ArrayBuffer | ArrayBufferView; type MouseWheelEvent = WheelEvent; type ScrollRestoration = "auto" | "manual"; +type FormDataEntryValue = string | File; +type InsertPosition = "beforebegin" | "afterbegin" | "beforeend" | "afterend"; +type AppendMode = "segments" | "sequence"; +type AudioContextState = "suspended" | "running" | "closed"; +type BiquadFilterType = "lowpass" | "highpass" | "bandpass" | "lowshelf" | "highshelf" | "peaking" | "notch" | "allpass"; +type CanvasFillRule = "nonzero" | "evenodd"; +type ChannelCountMode = "max" | "clamped-max" | "explicit"; +type ChannelInterpretation = "speakers" | "discrete"; +type DistanceModelType = "linear" | "inverse" | "exponential"; +type ExpandGranularity = "character" | "word" | "sentence" | "textedit"; +type GamepadInputEmulationType = "mouse" | "keyboard" | "gamepad"; +type IDBCursorDirection = "next" | "nextunique" | "prev" | "prevunique"; +type IDBRequestReadyState = "pending" | "done"; +type IDBTransactionMode = "readonly" | "readwrite" | "versionchange"; +type ListeningState = "inactive" | "active" | "disambiguation"; +type MediaDeviceKind = "audioinput" | "audiooutput" | "videoinput"; +type MediaKeyMessageType = "license-request" | "license-renewal" | "license-release" | "individualization-request"; +type MediaKeySessionType = "temporary" | "persistent-license" | "persistent-release-message"; +type MediaKeysRequirement = "required" | "optional" | "not-allowed"; +type MediaKeyStatus = "usable" | "expired" | "output-downscaled" | "output-not-allowed" | "status-pending" | "internal-error"; +type MediaStreamTrackState = "live" | "ended"; +type MSCredentialType = "FIDO_2_0"; +type MSIceAddrType = "os" | "stun" | "turn" | "peer-derived"; +type MSIceType = "failed" | "direct" | "relay"; +type MSStatsType = "description" | "localclientevent" | "inbound-network" | "outbound-network" | "inbound-payload" | "outbound-payload" | "transportdiagnostics"; +type MSTransportType = "Embedded" | "USB" | "NFC" | "BT"; +type MSWebViewPermissionState = "unknown" | "defer" | "allow" | "deny"; +type MSWebViewPermissionType = "geolocation" | "unlimitedIndexedDBQuota" | "media" | "pointerlock" | "webnotifications"; +type NavigationReason = "up" | "down" | "left" | "right"; +type NavigationType = "navigate" | "reload" | "back_forward" | "prerender"; +type NotificationDirection = "auto" | "ltr" | "rtl"; +type NotificationPermission = "default" | "denied" | "granted"; +type OscillatorType = "sine" | "square" | "sawtooth" | "triangle" | "custom"; +type OverSampleType = "none" | "2x" | "4x"; +type PanningModelType = "equalpower"; +type PaymentComplete = "success" | "fail" | ""; +type PaymentShippingType = "shipping" | "delivery" | "pickup"; +type PushEncryptionKeyName = "p256dh" | "auth"; +type PushPermissionState = "granted" | "denied" | "prompt"; +type ReferrerPolicy = "" | "no-referrer" | "no-referrer-when-downgrade" | "origin-only" | "origin-when-cross-origin" | "unsafe-url"; +type RequestCache = "default" | "no-store" | "reload" | "no-cache" | "force-cache"; +type RequestCredentials = "omit" | "same-origin" | "include"; +type RequestDestination = "" | "document" | "sharedworker" | "subresource" | "unknown" | "worker"; +type RequestMode = "navigate" | "same-origin" | "no-cors" | "cors"; +type RequestRedirect = "follow" | "error" | "manual"; +type RequestType = "" | "audio" | "font" | "image" | "script" | "style" | "track" | "video"; +type ResponseType = "basic" | "cors" | "default" | "error" | "opaque" | "opaqueredirect"; +type RTCBundlePolicy = "balanced" | "max-compat" | "max-bundle"; +type RTCDegradationPreference = "maintain-framerate" | "maintain-resolution" | "balanced"; +type RTCDtlsRole = "auto" | "client" | "server"; +type RTCDtlsTransportState = "new" | "connecting" | "connected" | "closed"; +type RTCIceCandidateType = "host" | "srflx" | "prflx" | "relay"; +type RTCIceComponent = "RTP" | "RTCP"; +type RTCIceConnectionState = "new" | "checking" | "connected" | "completed" | "failed" | "disconnected" | "closed"; +type RTCIceGathererState = "new" | "gathering" | "complete"; +type RTCIceGatheringState = "new" | "gathering" | "complete"; +type RTCIceGatherPolicy = "all" | "nohost" | "relay"; +type RTCIceProtocol = "udp" | "tcp"; +type RTCIceRole = "controlling" | "controlled"; +type RTCIceTcpCandidateType = "active" | "passive" | "so"; +type RTCIceTransportPolicy = "none" | "relay" | "all"; +type RTCIceTransportState = "new" | "checking" | "connected" | "completed" | "disconnected" | "closed"; +type RTCSdpType = "offer" | "pranswer" | "answer"; +type RTCSignalingState = "stable" | "have-local-offer" | "have-remote-offer" | "have-local-pranswer" | "have-remote-pranswer" | "closed"; +type RTCStatsIceCandidatePairState = "frozen" | "waiting" | "inprogress" | "failed" | "succeeded" | "cancelled"; +type RTCStatsIceCandidateType = "host" | "serverreflexive" | "peerreflexive" | "relayed"; +type RTCStatsType = "inboundrtp" | "outboundrtp" | "session" | "datachannel" | "track" | "transport" | "candidatepair" | "localcandidate" | "remotecandidate"; +type ScopedCredentialType = "ScopedCred"; +type ServiceWorkerState = "installing" | "installed" | "activating" | "activated" | "redundant"; +type Transport = "usb" | "nfc" | "ble"; +type VideoFacingModeEnum = "user" | "environment" | "left" | "right"; +type VisibilityState = "hidden" | "visible" | "prerender" | "unloaded"; +type XMLHttpRequestResponseType = "" | "arraybuffer" | "blob" | "document" | "json" | "text"; ///////////////////////////// -/// WorkerGlobalScope APIs +/// WorkerGlobalScope APIs ///////////////////////////// -// These are only available in a Web Worker +// These are only available in a Web Worker declare function importScripts(...urls: string[]): void; @@ -17953,7 +19350,7 @@ interface TextStreamBase { /** * Closes a text stream. - * It is not necessary to close standard streams; they close automatically when the process ends. If + * It is not necessary to close standard streams; they close automatically when the process ends. If * you close a standard stream, be aware that any other pointers to that standard stream become invalid. */ Close(): void; @@ -18023,9 +19420,9 @@ interface TextStreamReader extends TextStreamBase { declare var WScript: { /** - * Outputs text to either a message box (under WScript.exe) or the command console window followed by - * a newline (under CScript.exe). - */ + * Outputs text to either a message box (under WScript.exe) or the command console window followed by + * a newline (under CScript.exe). + */ Echo(s: any): void; /** @@ -18125,10 +19522,18 @@ declare var WScript: { Sleep(intTime: number): void; }; +/** + * Represents an Automation SAFEARRAY + */ +declare class SafeArray { + private constructor(); + private SafeArray_typekey: SafeArray; +} + /** * Allows enumerating over a COM collection, which may not have indexed item access. */ -interface Enumerator { +interface Enumerator { /** * Returns true if the current item is the last one in the collection, or the collection is empty, * or the current item is undefined. @@ -18154,8 +19559,9 @@ interface Enumerator { } interface EnumeratorConstructor { - new (collection: any): Enumerator; - new (collection: any): Enumerator; + new (safearray: SafeArray): Enumerator; + new (collection: { Item(index: any): T }): Enumerator; + new (collection: any): Enumerator; } declare var Enumerator: EnumeratorConstructor; @@ -18163,7 +19569,7 @@ declare var Enumerator: EnumeratorConstructor; /** * Enables reading from a COM safe array, which might have an alternate lower bound, or multiple dimensions. */ -interface VBArray { +interface VBArray { /** * Returns the number of dimensions (1-based). */ @@ -18195,8 +19601,7 @@ interface VBArray { } interface VBArrayConstructor { - new (safeArray: any): VBArray; - new (safeArray: any): VBArray; + new (safeArray: SafeArray): VBArray; } declare var VBArray: VBArrayConstructor; @@ -18204,7 +19609,10 @@ declare var VBArray: VBArrayConstructor; /** * Automation date (VT_DATE) */ -interface VarDate { } +declare class VarDate { + private constructor(); + private VarDate_typekey: VarDate; +} interface DateConstructor { new (vd: VarDate): Date; diff --git a/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.es6.d.ts b/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.es6.d.ts index 9530bf7..9d47f6d 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.es6.d.ts +++ b/com.palantir.typescript/src/com/palantir/typescript/services/language/lib.es6.d.ts @@ -87,8 +87,8 @@ interface PropertyDescriptor { enumerable?: boolean; value?: any; writable?: boolean; - get? (): any; - set? (v: any): void; + get?(): any; + set?(v: any): void; } interface PropertyDescriptorMap { @@ -128,7 +128,7 @@ interface Object { } interface ObjectConstructor { - new (value?: any): Object; + new(value?: any): Object; (): any; (value: any): any; @@ -147,7 +147,7 @@ interface ObjectConstructor { * @param o Object that contains the property. * @param p Name of the property. */ - getOwnPropertyDescriptor(o: any, p: string): PropertyDescriptor; + getOwnPropertyDescriptor(o: any, p: string): PropertyDescriptor | undefined; /** * Returns the names of the own properties of an object. The own properties of an object are those that are defined directly @@ -157,23 +157,17 @@ interface ObjectConstructor { getOwnPropertyNames(o: any): string[]; /** - * Creates an object that has null prototype. - * @param o Object to use as a prototype. May be null - */ - create(o: null): any; - - /** - * Creates an object that has the specified prototype, and that optionally contains specified properties. - * @param o Object to use as a prototype. May be null + * Creates an object that has the specified prototype or that has null prototype. + * @param o Object to use as a prototype. May be null. */ - create(o: T): T; + create(o: object | null): any; /** * Creates an object that has the specified prototype, and that optionally contains specified properties. * @param o Object to use as a prototype. May be null * @param properties JavaScript object that contains one or more property descriptors. */ - create(o: any, properties: PropertyDescriptorMap): any; + create(o: object | null, properties: PropertyDescriptorMap & ThisType): any; /** * Adds a property to an object, or modifies attributes of an existing property. @@ -181,14 +175,14 @@ interface ObjectConstructor { * @param p The property name. * @param attributes Descriptor for the property. It can be for a data property or an accessor property. */ - defineProperty(o: any, p: string, attributes: PropertyDescriptor): any; + defineProperty(o: any, p: string, attributes: PropertyDescriptor & ThisType): any; /** * Adds one or more properties to an object, and/or modifies attributes of existing properties. * @param o Object on which to add or modify the properties. This can be a native JavaScript object or a DOM object. * @param properties JavaScript object that contains one or more descriptor objects. Each descriptor object describes a data property or an accessor property. */ - defineProperties(o: any, properties: PropertyDescriptorMap): any; + defineProperties(o: any, properties: PropertyDescriptorMap & ThisType): any; /** * Prevents the modification of attributes of existing properties, and prevents the addition of new properties. @@ -242,7 +236,7 @@ interface ObjectConstructor { * Returns the names of the enumerable properties and methods of an object. * @param o Object that contains the properties and methods. This can be an object that you created or an existing Document Object Model (DOM) object. */ - keys(o: any): string[]; + keys(o: {}): string[]; } /** @@ -292,7 +286,7 @@ interface FunctionConstructor { * Creates a new function. * @param args A list of arguments the function accepts. */ - new (...args: string[]): Function; + new(...args: string[]): Function; (...args: string[]): Function; readonly prototype: Function; } @@ -351,53 +345,27 @@ interface String { * Matches a string with a regular expression, and returns an array containing the results of that search. * @param regexp A variable name or string literal containing the regular expression pattern and flags. */ - match(regexp: string): RegExpMatchArray | null; - - /** - * Matches a string with a regular expression, and returns an array containing the results of that search. - * @param regexp A regular expression object that contains the regular expression pattern and applicable flags. - */ - match(regexp: RegExp): RegExpMatchArray | null; - - /** - * Replaces text in a string, using a regular expression or search string. - * @param searchValue A string that represents the regular expression. - * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. - */ - replace(searchValue: string, replaceValue: string): string; - - /** - * Replaces text in a string, using a regular expression or search string. - * @param searchValue A string that represents the regular expression. - * @param replacer A function that returns the replacement text. - */ - replace(searchValue: string, replacer: (substring: string, ...args: any[]) => string): string; + match(regexp: string | RegExp): RegExpMatchArray | null; /** * Replaces text in a string, using a regular expression or search string. - * @param searchValue A Regular Expression object containing the regular expression pattern and applicable flags. + * @param searchValue A string to search for. * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. */ - replace(searchValue: RegExp, replaceValue: string): string; + replace(searchValue: string | RegExp, replaceValue: string): string; /** * Replaces text in a string, using a regular expression or search string. - * @param searchValue A Regular Expression object containing the regular expression pattern and applicable flags + * @param searchValue A string to search for. * @param replacer A function that returns the replacement text. */ - replace(searchValue: RegExp, replacer: (substring: string, ...args: any[]) => string): string; - - /** - * Finds the first substring match in a regular expression search. - * @param regexp The regular expression pattern and applicable flags. - */ - search(regexp: string): number; + replace(searchValue: string | RegExp, replacer: (substring: string, ...args: any[]) => string): string; /** * Finds the first substring match in a regular expression search. * @param regexp The regular expression pattern and applicable flags. */ - search(regexp: RegExp): number; + search(regexp: string | RegExp): number; /** * Returns a section of a string. @@ -412,14 +380,7 @@ interface String { * @param separator A string that identifies character or characters to use in separating the string. If omitted, a single-element array containing the entire string is returned. * @param limit A value used to limit the number of elements returned in the array. */ - split(separator: string, limit?: number): string[]; - - /** - * Split a string into substrings using the specified separator and return them as an array. - * @param separator A Regular Express that identifies character or characters to use in separating the string. If omitted, a single-element array containing the entire string is returned. - * @param limit A value used to limit the number of elements returned in the array. - */ - split(separator: RegExp, limit?: number): string[]; + split(separator: string | RegExp, limit?: number): string[]; /** * Returns the substring at the specified location within a String object. @@ -462,7 +423,7 @@ interface String { } interface StringConstructor { - new (value?: any): String; + new(value?: any): String; (value?: any): string; readonly prototype: String; fromCharCode(...codes: number[]): string; @@ -479,7 +440,7 @@ interface Boolean { } interface BooleanConstructor { - new (value?: any): Boolean; + new(value?: any): Boolean; (value?: any): boolean; readonly prototype: Boolean; } @@ -516,7 +477,7 @@ interface Number { } interface NumberConstructor { - new (value?: any): Number; + new(value?: any): Number; (value?: any): number; readonly prototype: Number; @@ -549,7 +510,7 @@ interface NumberConstructor { declare const Number: NumberConstructor; interface TemplateStringsArray extends ReadonlyArray { - readonly raw: ReadonlyArray + readonly raw: ReadonlyArray; } interface Math { @@ -818,10 +779,10 @@ interface Date { } interface DateConstructor { - new (): Date; - new (value: number): Date; - new (value: string): Date; - new (year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date; + new(): Date; + new(value: number): Date; + new(value: string): Date; + new(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date; (): string; readonly prototype: Date; /** @@ -887,9 +848,9 @@ interface RegExp { } interface RegExpConstructor { - new (pattern: RegExp): RegExp; - new (pattern: string, flags?: string): RegExp; - (pattern: RegExp): RegExp; + new(pattern: RegExp | string): RegExp; + new(pattern: string, flags?: string): RegExp; + (pattern: RegExp | string): RegExp; (pattern: string, flags?: string): RegExp; readonly prototype: RegExp; @@ -915,7 +876,7 @@ interface Error { } interface ErrorConstructor { - new (message?: string): Error; + new(message?: string): Error; (message?: string): Error; readonly prototype: Error; } @@ -926,7 +887,7 @@ interface EvalError extends Error { } interface EvalErrorConstructor { - new (message?: string): EvalError; + new(message?: string): EvalError; (message?: string): EvalError; readonly prototype: EvalError; } @@ -937,7 +898,7 @@ interface RangeError extends Error { } interface RangeErrorConstructor { - new (message?: string): RangeError; + new(message?: string): RangeError; (message?: string): RangeError; readonly prototype: RangeError; } @@ -948,7 +909,7 @@ interface ReferenceError extends Error { } interface ReferenceErrorConstructor { - new (message?: string): ReferenceError; + new(message?: string): ReferenceError; (message?: string): ReferenceError; readonly prototype: ReferenceError; } @@ -959,7 +920,7 @@ interface SyntaxError extends Error { } interface SyntaxErrorConstructor { - new (message?: string): SyntaxError; + new(message?: string): SyntaxError; (message?: string): SyntaxError; readonly prototype: SyntaxError; } @@ -970,7 +931,7 @@ interface TypeError extends Error { } interface TypeErrorConstructor { - new (message?: string): TypeError; + new(message?: string): TypeError; (message?: string): TypeError; readonly prototype: TypeError; } @@ -981,7 +942,7 @@ interface URIError extends Error { } interface URIErrorConstructor { - new (message?: string): URIError; + new(message?: string): URIError; (message?: string): URIError; readonly prototype: URIError; } @@ -1031,22 +992,20 @@ interface ReadonlyArray { * Returns a string representation of an array. */ toString(): string; - toLocaleString(): string; /** - * Combines two or more arrays. - * @param items Additional items to add to the end of array1. + * Returns a string representation of an array. The elements are converted to string using thier toLocalString methods. */ - concat>(...items: U[]): T[]; + toLocaleString(): string; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: T[][]): T[]; + concat(...items: ReadonlyArray[]): T[]; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: (T | T[])[]): T[]; + concat(...items: (T | ReadonlyArray)[]): T[]; /** * Adds all the elements of an array separated by the specified separator string. * @param separator A string used to separate one element of an array from the next in the resulting String. If omitted, the array elements are separated with a comma. @@ -1064,7 +1023,6 @@ interface ReadonlyArray { * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0. */ indexOf(searchElement: T, fromIndex?: number): number; - /** * Returns the index of the last occurrence of a specified value in an array. * @param searchElement The value to locate in the array. @@ -1112,7 +1070,8 @@ interface ReadonlyArray { * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue?: T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. @@ -1124,7 +1083,8 @@ interface ReadonlyArray { * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue?: T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: ReadonlyArray) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. @@ -1144,6 +1104,9 @@ interface Array { * Returns a string representation of an array. */ toString(): string; + /** + * Returns a string representation of an array. The elements are converted to string using thier toLocalString methods. + */ toLocaleString(): string; /** * Appends new elements to an array, and returns the new length of the array. @@ -1158,12 +1121,12 @@ interface Array { * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: T[][]): T[]; + concat(...items: ReadonlyArray[]): T[]; /** * Combines two or more arrays. * @param items Additional items to add to the end of array1. */ - concat(...items: (T | T[])[]): T[]; + concat(...items: (T | ReadonlyArray)[]): T[]; /** * Adds all the elements of an array separated by the specified separator string. * @param separator A string used to separate one element of an array from the next in the resulting String. If omitted, the array elements are separated with a comma. @@ -1191,8 +1154,9 @@ interface Array { /** * Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements. * @param start The zero-based location in the array from which to start removing elements. + * @param deleteCount The number of elements to remove. */ - splice(start: number): T[]; + splice(start: number, deleteCount?: number): T[]; /** * Removes elements from an array and, if necessary, inserts new elements in their place, returning the deleted elements. * @param start The zero-based location in the array from which to start removing elements. @@ -1235,36 +1199,18 @@ interface Array { * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: T, index: number, array: T[]) => void, thisArg?: any): void; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U, U]; - /** - * Calls a defined callback function on each element of an array, and returns an array that contains the results. - * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. - * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. - */ - map(this: [T, T], callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): [U, U]; /** * Calls a defined callback function on each element of an array, and returns an array that contains the results. * @param callbackfn A function that accepts up to three arguments. The map method calls the callbackfn function one time for each element in the array. * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. */ map(callbackfn: (value: T, index: number, array: T[]) => U, thisArg?: any): U[]; + /** + * Returns the elements of an array that meet the condition specified in a callback function. + * @param callbackfn A function that accepts up to three arguments. The filter method calls the callbackfn function one time for each element in the array. + * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. + */ + filter(callbackfn: (value: T, index: number, array: T[]) => value is S, thisArg?: any): S[]; /** * Returns the elements of an array that meet the condition specified in a callback function. * @param callbackfn A function that accepts up to three arguments. The filter method calls the callbackfn function one time for each element in the array. @@ -1276,7 +1222,8 @@ interface Array { * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue?: T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T): T; + reduce(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduce method calls the callbackfn function one time for each element in the array. @@ -1288,7 +1235,8 @@ interface Array { * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. * @param initialValue If initialValue is specified, it is used as the initial value to start the accumulation. The first call to the callbackfn function provides this value as an argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue?: T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T): T; + reduceRight(callbackfn: (previousValue: T, currentValue: T, currentIndex: number, array: T[]) => T, initialValue: T): T; /** * Calls the specified callback function for all the elements in an array, in descending order. The return value of the callback function is the accumulated result, and is provided as an argument in the next call to the callback function. * @param callbackfn A function that accepts up to four arguments. The reduceRight method calls the callbackfn function one time for each element in the array. @@ -1300,7 +1248,7 @@ interface Array { } interface ArrayConstructor { - new (arrayLength?: number): any[]; + new(arrayLength?: number): any[]; new (arrayLength: number): T[]; new (...items: T[]): T[]; (arrayLength?: number): any[]; @@ -1335,39 +1283,27 @@ interface PromiseLike { * @param onrejected The callback to execute when the Promise is rejected. * @returns A Promise for the completion of which ever callback is executed. */ - then( - onfulfilled?: ((value: T) => T | PromiseLike) | undefined | null, - onrejected?: ((reason: any) => T | PromiseLike) | undefined | null): PromiseLike; - - /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. - */ - then( - onfulfilled: ((value: T) => T | PromiseLike) | undefined | null, - onrejected: (reason: any) => TResult | PromiseLike): PromiseLike; + then(onfulfilled?: ((value: T) => TResult1 | PromiseLike) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike) | undefined | null): PromiseLike; +} +/** + * Represents the completion of an asynchronous operation + */ +interface Promise { /** * Attaches callbacks for the resolution and/or rejection of the Promise. * @param onfulfilled The callback to execute when the Promise is resolved. * @param onrejected The callback to execute when the Promise is rejected. * @returns A Promise for the completion of which ever callback is executed. */ - then( - onfulfilled: (value: T) => TResult | PromiseLike, - onrejected?: ((reason: any) => TResult | PromiseLike) | undefined | null): PromiseLike; + then(onfulfilled?: ((value: T) => TResult1 | PromiseLike) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike) | undefined | null): Promise; /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. + * Attaches a callback for only the rejection of the Promise. * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. + * @returns A Promise for the completion of the callback. */ - then( - onfulfilled: (value: T) => TResult1 | PromiseLike, - onrejected: (reason: any) => TResult2 | PromiseLike): PromiseLike; + catch(onrejected?: ((reason: any) => TResult | PromiseLike) | undefined | null): Promise; } interface ArrayLike { @@ -1394,14 +1330,19 @@ type Readonly = { */ type Pick = { [P in K]: T[P]; -} +}; /** * Construct a type with a set of properties K of type T */ type Record = { [P in K]: T; -} +}; + +/** + * Marker for contextual 'this' type + */ +interface ThisType { } /** * Represents a raw buffer of binary data, which is used to store data for the @@ -1418,12 +1359,20 @@ interface ArrayBuffer { /** * Returns a section of an ArrayBuffer. */ - slice(begin:number, end?:number): ArrayBuffer; + slice(begin: number, end?: number): ArrayBuffer; +} + +/** + * Allowed ArrayBuffer types for the buffer of an ArrayBufferView and related Typed Arrays. + */ +interface ArrayBufferTypes { + ArrayBuffer: ArrayBuffer; } +type ArrayBufferLike = ArrayBufferTypes[keyof ArrayBufferTypes]; interface ArrayBufferConstructor { readonly prototype: ArrayBuffer; - new (byteLength: number): ArrayBuffer; + new(byteLength: number): ArrayBuffer; isView(arg: any): arg is ArrayBufferView; } declare const ArrayBuffer: ArrayBufferConstructor; @@ -1432,7 +1381,7 @@ interface ArrayBufferView { /** * The ArrayBuffer instance referenced by the array. */ - buffer: ArrayBuffer; + buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1574,7 +1523,7 @@ interface DataView { } interface DataViewConstructor { - new (buffer: ArrayBuffer, byteOffset?: number, byteLength?: number): DataView; + new(buffer: ArrayBufferLike, byteOffset?: number, byteLength?: number): DataView; } declare const DataView: DataViewConstructor; @@ -1591,7 +1540,7 @@ interface Int8Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1652,7 +1601,7 @@ interface Int8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int8Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -1663,7 +1612,7 @@ interface Int8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int8Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -1722,7 +1671,8 @@ interface Int8Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -1746,7 +1696,8 @@ interface Int8Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -1765,13 +1716,6 @@ interface Int8Array { */ reverse(): Int8Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -1825,9 +1769,9 @@ interface Int8Array { } interface Int8ArrayConstructor { readonly prototype: Int8Array; - new (length: number): Int8Array; - new (array: ArrayLike): Int8Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int8Array; + new(length: number): Int8Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int8Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int8Array; /** * The size in bytes of each element in the array. @@ -1848,6 +1792,7 @@ interface Int8ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int8Array; + } declare const Int8Array: Int8ArrayConstructor; @@ -1864,7 +1809,7 @@ interface Uint8Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -1925,7 +1870,7 @@ interface Uint8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint8Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -1936,7 +1881,7 @@ interface Uint8Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint8Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -1995,7 +1940,8 @@ interface Uint8Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2019,7 +1965,8 @@ interface Uint8Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2038,13 +1985,6 @@ interface Uint8Array { */ reverse(): Uint8Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2099,9 +2039,9 @@ interface Uint8Array { interface Uint8ArrayConstructor { readonly prototype: Uint8Array; - new (length: number): Uint8Array; - new (array: ArrayLike): Uint8Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint8Array; + new(length: number): Uint8Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint8Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint8Array; /** * The size in bytes of each element in the array. @@ -2138,7 +2078,7 @@ interface Uint8ClampedArray { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2199,7 +2139,7 @@ interface Uint8ClampedArray { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint8ClampedArray) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2210,7 +2150,7 @@ interface Uint8ClampedArray { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint8ClampedArray) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2269,7 +2209,8 @@ interface Uint8ClampedArray { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2293,7 +2234,8 @@ interface Uint8ClampedArray { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint8ClampedArray) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2312,19 +2254,12 @@ interface Uint8ClampedArray { */ reverse(): Uint8ClampedArray; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. * @param offset The index in the current array at which the values are to be written. */ - set(array: Uint8ClampedArray, offset?: number): void; + set(array: ArrayLike, offset?: number): void; /** * Returns a section of an array. @@ -2373,9 +2308,9 @@ interface Uint8ClampedArray { interface Uint8ClampedArrayConstructor { readonly prototype: Uint8ClampedArray; - new (length: number): Uint8ClampedArray; - new (array: ArrayLike): Uint8ClampedArray; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint8ClampedArray; + new(length: number): Uint8ClampedArray; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint8ClampedArray; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint8ClampedArray; /** * The size in bytes of each element in the array. @@ -2411,7 +2346,7 @@ interface Int16Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2472,7 +2407,7 @@ interface Int16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int16Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2483,7 +2418,7 @@ interface Int16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int16Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2493,7 +2428,6 @@ interface Int16Array { * If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: number, index: number, array: Int16Array) => void, thisArg?: any): void; - /** * Returns the index of the first occurrence of a value in an array. * @param searchElement The value to locate in the array. @@ -2542,7 +2476,8 @@ interface Int16Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2566,7 +2501,8 @@ interface Int16Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2585,13 +2521,6 @@ interface Int16Array { */ reverse(): Int16Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2646,9 +2575,9 @@ interface Int16Array { interface Int16ArrayConstructor { readonly prototype: Int16Array; - new (length: number): Int16Array; - new (array: ArrayLike): Int16Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int16Array; + new(length: number): Int16Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int16Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int16Array; /** * The size in bytes of each element in the array. @@ -2669,6 +2598,7 @@ interface Int16ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int16Array; + } declare const Int16Array: Int16ArrayConstructor; @@ -2685,7 +2615,7 @@ interface Uint16Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -2746,7 +2676,7 @@ interface Uint16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint16Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -2757,7 +2687,7 @@ interface Uint16Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint16Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -2816,7 +2746,8 @@ interface Uint16Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -2840,7 +2771,8 @@ interface Uint16Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint16Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -2859,13 +2791,6 @@ interface Uint16Array { */ reverse(): Uint16Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -2920,9 +2845,9 @@ interface Uint16Array { interface Uint16ArrayConstructor { readonly prototype: Uint16Array; - new (length: number): Uint16Array; - new (array: ArrayLike): Uint16Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint16Array; + new(length: number): Uint16Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint16Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint16Array; /** * The size in bytes of each element in the array. @@ -2943,6 +2868,7 @@ interface Uint16ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint16Array; + } declare const Uint16Array: Uint16ArrayConstructor; /** @@ -2958,7 +2884,7 @@ interface Int32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3019,7 +2945,7 @@ interface Int32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Int32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3030,7 +2956,7 @@ interface Int32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Int32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3089,7 +3015,8 @@ interface Int32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3113,7 +3040,8 @@ interface Int32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Int32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3132,13 +3060,6 @@ interface Int32Array { */ reverse(): Int32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3193,9 +3114,9 @@ interface Int32Array { interface Int32ArrayConstructor { readonly prototype: Int32Array; - new (length: number): Int32Array; - new (array: ArrayLike): Int32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Int32Array; + new(length: number): Int32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Int32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Int32Array; /** * The size in bytes of each element in the array. @@ -3215,6 +3136,7 @@ interface Int32ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Int32Array; + } declare const Int32Array: Int32ArrayConstructor; @@ -3231,7 +3153,7 @@ interface Uint32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3292,7 +3214,7 @@ interface Uint32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Uint32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3303,7 +3225,7 @@ interface Uint32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Uint32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3313,7 +3235,6 @@ interface Uint32Array { * If thisArg is omitted, undefined is used as the this value. */ forEach(callbackfn: (value: number, index: number, array: Uint32Array) => void, thisArg?: any): void; - /** * Returns the index of the first occurrence of a value in an array. * @param searchElement The value to locate in the array. @@ -3362,7 +3283,8 @@ interface Uint32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3386,7 +3308,8 @@ interface Uint32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Uint32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3405,13 +3328,6 @@ interface Uint32Array { */ reverse(): Uint32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3466,9 +3382,9 @@ interface Uint32Array { interface Uint32ArrayConstructor { readonly prototype: Uint32Array; - new (length: number): Uint32Array; - new (array: ArrayLike): Uint32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Uint32Array; + new(length: number): Uint32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Uint32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Uint32Array; /** * The size in bytes of each element in the array. @@ -3488,6 +3404,7 @@ interface Uint32ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint32Array; + } declare const Uint32Array: Uint32ArrayConstructor; @@ -3504,7 +3421,7 @@ interface Float32Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3565,7 +3482,7 @@ interface Float32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Float32Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3576,7 +3493,7 @@ interface Float32Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Float32Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3635,7 +3552,8 @@ interface Float32Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3659,7 +3577,8 @@ interface Float32Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float32Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3678,13 +3597,6 @@ interface Float32Array { */ reverse(): Float32Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -3739,9 +3651,9 @@ interface Float32Array { interface Float32ArrayConstructor { readonly prototype: Float32Array; - new (length: number): Float32Array; - new (array: ArrayLike): Float32Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Float32Array; + new(length: number): Float32Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Float32Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Float32Array; /** * The size in bytes of each element in the array. @@ -3762,6 +3674,7 @@ interface Float32ArrayConstructor { */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Float32Array; + } declare const Float32Array: Float32ArrayConstructor; @@ -3778,7 +3691,7 @@ interface Float64Array { /** * The ArrayBuffer instance referenced by the array. */ - readonly buffer: ArrayBuffer; + readonly buffer: ArrayBufferLike; /** * The length in bytes of the array. @@ -3839,7 +3752,7 @@ interface Float64Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - find(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number | undefined; + find(predicate: (value: number, index: number, obj: Float64Array) => boolean, thisArg?: any): number | undefined; /** * Returns the index of the first element in the array where predicate is true, and -1 @@ -3850,7 +3763,7 @@ interface Float64Array { * @param thisArg If provided, it will be used as the this value for each invocation of * predicate. If it is not provided, undefined is used instead. */ - findIndex(predicate: (value: number, index: number, obj: Array) => boolean, thisArg?: any): number; + findIndex(predicate: (value: number, index: number, obj: Float64Array) => boolean, thisArg?: any): number; /** * Performs the specified action for each element in an array. @@ -3909,7 +3822,8 @@ interface Float64Array { * the accumulation. The first call to the callbackfn function provides this value as an argument * instead of an array value. */ - reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue?: number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number): number; + reduce(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array. The return value of @@ -3933,7 +3847,8 @@ interface Float64Array { * the accumulation. The first call to the callbackfn function provides this value as an * argument instead of an array value. */ - reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue?: number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number): number; + reduceRight(callbackfn: (previousValue: number, currentValue: number, currentIndex: number, array: Float64Array) => number, initialValue: number): number; /** * Calls the specified callback function for all the elements in an array, in descending order. @@ -3952,13 +3867,6 @@ interface Float64Array { */ reverse(): Float64Array; - /** - * Sets a value or an array of values. - * @param index The index of the location to set. - * @param value The value to set. - */ - set(index: number, value: number): void; - /** * Sets a value or an array of values. * @param array A typed or untyped array of values to set. @@ -4013,9 +3921,9 @@ interface Float64Array { interface Float64ArrayConstructor { readonly prototype: Float64Array; - new (length: number): Float64Array; - new (array: ArrayLike): Float64Array; - new (buffer: ArrayBuffer, byteOffset?: number, length?: number): Float64Array; + new(length: number): Float64Array; + new(arrayOrArrayBuffer: ArrayLike | ArrayBufferLike): Float64Array; + new(buffer: ArrayBufferLike, byteOffset: number, length?: number): Float64Array; /** * The size in bytes of each element in the array. @@ -4035,6 +3943,7 @@ interface Float64ArrayConstructor { * @param thisArg Value of 'this' used to invoke the mapfn. */ from(arrayLike: ArrayLike, mapfn?: (v: number, k: number) => number, thisArg?: any): Float64Array; + } declare const Float64Array: Float64ArrayConstructor; @@ -4042,7 +3951,7 @@ declare const Float64Array: Float64ArrayConstructor; /// ECMAScript Internationalization API ///////////////////////////// -declare module Intl { +declare namespace Intl { interface CollatorOptions { usage?: string; localeMatcher?: string; @@ -4067,10 +3976,10 @@ declare module Intl { resolvedOptions(): ResolvedCollatorOptions; } var Collator: { - new (locales?: string | string[], options?: CollatorOptions): Collator; + new(locales?: string | string[], options?: CollatorOptions): Collator; (locales?: string | string[], options?: CollatorOptions): Collator; supportedLocalesOf(locales: string | string[], options?: CollatorOptions): string[]; - } + }; interface NumberFormatOptions { localeMatcher?: string; @@ -4104,10 +4013,10 @@ declare module Intl { resolvedOptions(): ResolvedNumberFormatOptions; } var NumberFormat: { - new (locales?: string | string[], options?: NumberFormatOptions): NumberFormat; + new(locales?: string | string[], options?: NumberFormatOptions): NumberFormat; (locales?: string | string[], options?: NumberFormatOptions): NumberFormat; supportedLocalesOf(locales: string | string[], options?: NumberFormatOptions): string[]; - } + }; interface DateTimeFormatOptions { localeMatcher?: string; @@ -4147,10 +4056,10 @@ declare module Intl { resolvedOptions(): ResolvedDateTimeFormatOptions; } var DateTimeFormat: { - new (locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; + new(locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; (locales?: string | string[], options?: DateTimeFormatOptions): DateTimeFormat; supportedLocalesOf(locales: string | string[], options?: DateTimeFormatOptions): string[]; - } + }; } interface String { @@ -4199,70 +4108,64 @@ declare type PropertyKey = string | number | symbol; interface Array { /** - * Returns the value of the first element in the array where predicate is true, and undefined - * otherwise. - * @param predicate find calls predicate once for each element of the array, in ascending - * order, until it finds one where predicate returns true. If such an element is found, find - * immediately returns that element value. Otherwise, find returns undefined. - * @param thisArg If provided, it will be used as the this value for each invocation of - * predicate. If it is not provided, undefined is used instead. - */ - find(predicate: (value: T, index: number, obj: Array) => boolean, thisArg?: any): T | undefined; + * Returns the value of the first element in the array where predicate is true, and undefined + * otherwise. + * @param predicate find calls predicate once for each element of the array, in ascending + * order, until it finds one where predicate returns true. If such an element is found, find + * immediately returns that element value. Otherwise, find returns undefined. + * @param thisArg If provided, it will be used as the this value for each invocation of + * predicate. If it is not provided, undefined is used instead. + */ + find(predicate: (this: void, value: T, index: number, obj: T[]) => value is S, thisArg?: any): S | undefined; + find(predicate: (value: T, index: number, obj: T[]) => boolean, thisArg?: any): T | undefined; /** - * Returns the index of the first element in the array where predicate is true, and -1 - * otherwise. - * @param predicate find calls predicate once for each element of the array, in ascending - * order, until it finds one where predicate returns true. If such an element is found, - * findIndex immediately returns that element index. Otherwise, findIndex returns -1. - * @param thisArg If provided, it will be used as the this value for each invocation of - * predicate. If it is not provided, undefined is used instead. - */ - findIndex(predicate: (value: T, index: number, obj: Array) => boolean, thisArg?: any): number; + * Returns the index of the first element in the array where predicate is true, and -1 + * otherwise. + * @param predicate find calls predicate once for each element of the array, in ascending + * order, until it finds one where predicate returns true. If such an element is found, + * findIndex immediately returns that element index. Otherwise, findIndex returns -1. + * @param thisArg If provided, it will be used as the this value for each invocation of + * predicate. If it is not provided, undefined is used instead. + */ + findIndex(predicate: (value: T, index: number, obj: T[]) => boolean, thisArg?: any): number; /** - * Returns the this object after filling the section identified by start and end with value - * @param value value to fill array section with - * @param start index to start filling the array at. If start is negative, it is treated as - * length+start where length is the length of the array. - * @param end index to stop filling the array at. If end is negative, it is treated as - * length+end. - */ + * Returns the this object after filling the section identified by start and end with value + * @param value value to fill array section with + * @param start index to start filling the array at. If start is negative, it is treated as + * length+start where length is the length of the array. + * @param end index to stop filling the array at. If end is negative, it is treated as + * length+end. + */ fill(value: T, start?: number, end?: number): this; /** - * Returns the this object after copying a section of the array identified by start and end - * to the same array starting at position target - * @param target If target is negative, it is treated as length+target where length is the - * length of the array. - * @param start If start is negative, it is treated as length+start. If end is negative, it - * is treated as length+end. - * @param end If not specified, length of the this object is used as its default value. - */ + * Returns the this object after copying a section of the array identified by start and end + * to the same array starting at position target + * @param target If target is negative, it is treated as length+target where length is the + * length of the array. + * @param start If start is negative, it is treated as length+start. If end is negative, it + * is treated as length+end. + * @param end If not specified, length of the this object is used as its default value. + */ copyWithin(target: number, start: number, end?: number): this; } interface ArrayConstructor { /** - * Creates an array from an array-like object. - * @param arrayLike An array-like object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ - from(arrayLike: ArrayLike, mapfn: (v: T, k: number) => U, thisArg?: any): Array; - - - /** - * Creates an array from an array-like object. - * @param arrayLike An array-like object to convert to an array. - */ - from(arrayLike: ArrayLike): Array; + * Creates an array from an array-like object. + * @param arrayLike An array-like object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ + from(arrayLike: ArrayLike, mapfn?: (v: T, k: number) => U, thisArg?: any): U[]; /** - * Returns a new array from a set of elements. - * @param items A set of elements to include in the new array object. - */ - of(...items: T[]): Array; + * Returns a new array from a set of elements. + * @param items A set of elements to include in the new array object. + */ + of(...items: T[]): T[]; } interface DateConstructor { @@ -4271,328 +4174,329 @@ interface DateConstructor { interface Function { /** - * Returns the name of the function. Function names are read-only and can not be changed. - */ + * Returns the name of the function. Function names are read-only and can not be changed. + */ readonly name: string; } interface Math { /** - * Returns the number of leading zero bits in the 32-bit binary representation of a number. - * @param x A numeric expression. - */ + * Returns the number of leading zero bits in the 32-bit binary representation of a number. + * @param x A numeric expression. + */ clz32(x: number): number; /** - * Returns the result of 32-bit multiplication of two numbers. - * @param x First number - * @param y Second number - */ + * Returns the result of 32-bit multiplication of two numbers. + * @param x First number + * @param y Second number + */ imul(x: number, y: number): number; /** - * Returns the sign of the x, indicating whether x is positive, negative or zero. - * @param x The numeric expression to test - */ + * Returns the sign of the x, indicating whether x is positive, negative or zero. + * @param x The numeric expression to test + */ sign(x: number): number; /** - * Returns the base 10 logarithm of a number. - * @param x A numeric expression. - */ + * Returns the base 10 logarithm of a number. + * @param x A numeric expression. + */ log10(x: number): number; /** - * Returns the base 2 logarithm of a number. - * @param x A numeric expression. - */ + * Returns the base 2 logarithm of a number. + * @param x A numeric expression. + */ log2(x: number): number; /** - * Returns the natural logarithm of 1 + x. - * @param x A numeric expression. - */ + * Returns the natural logarithm of 1 + x. + * @param x A numeric expression. + */ log1p(x: number): number; /** - * Returns the result of (e^x - 1) of x (e raised to the power of x, where e is the base of - * the natural logarithms). - * @param x A numeric expression. - */ + * Returns the result of (e^x - 1) of x (e raised to the power of x, where e is the base of + * the natural logarithms). + * @param x A numeric expression. + */ expm1(x: number): number; /** - * Returns the hyperbolic cosine of a number. - * @param x A numeric expression that contains an angle measured in radians. - */ + * Returns the hyperbolic cosine of a number. + * @param x A numeric expression that contains an angle measured in radians. + */ cosh(x: number): number; /** - * Returns the hyperbolic sine of a number. - * @param x A numeric expression that contains an angle measured in radians. - */ + * Returns the hyperbolic sine of a number. + * @param x A numeric expression that contains an angle measured in radians. + */ sinh(x: number): number; /** - * Returns the hyperbolic tangent of a number. - * @param x A numeric expression that contains an angle measured in radians. - */ + * Returns the hyperbolic tangent of a number. + * @param x A numeric expression that contains an angle measured in radians. + */ tanh(x: number): number; /** - * Returns the inverse hyperbolic cosine of a number. - * @param x A numeric expression that contains an angle measured in radians. - */ + * Returns the inverse hyperbolic cosine of a number. + * @param x A numeric expression that contains an angle measured in radians. + */ acosh(x: number): number; /** - * Returns the inverse hyperbolic sine of a number. - * @param x A numeric expression that contains an angle measured in radians. - */ + * Returns the inverse hyperbolic sine of a number. + * @param x A numeric expression that contains an angle measured in radians. + */ asinh(x: number): number; /** - * Returns the inverse hyperbolic tangent of a number. - * @param x A numeric expression that contains an angle measured in radians. - */ + * Returns the inverse hyperbolic tangent of a number. + * @param x A numeric expression that contains an angle measured in radians. + */ atanh(x: number): number; /** - * Returns the square root of the sum of squares of its arguments. - * @param values Values to compute the square root for. - * If no arguments are passed, the result is +0. - * If there is only one argument, the result is the absolute value. - * If any argument is +Infinity or -Infinity, the result is +Infinity. - * If any argument is NaN, the result is NaN. - * If all arguments are either +0 or −0, the result is +0. - */ - hypot(...values: number[] ): number; + * Returns the square root of the sum of squares of its arguments. + * @param values Values to compute the square root for. + * If no arguments are passed, the result is +0. + * If there is only one argument, the result is the absolute value. + * If any argument is +Infinity or -Infinity, the result is +Infinity. + * If any argument is NaN, the result is NaN. + * If all arguments are either +0 or −0, the result is +0. + */ + hypot(...values: number[]): number; /** - * Returns the integral part of the a numeric expression, x, removing any fractional digits. - * If x is already an integer, the result is x. - * @param x A numeric expression. - */ + * Returns the integral part of the a numeric expression, x, removing any fractional digits. + * If x is already an integer, the result is x. + * @param x A numeric expression. + */ trunc(x: number): number; /** - * Returns the nearest single precision float representation of a number. - * @param x A numeric expression. - */ + * Returns the nearest single precision float representation of a number. + * @param x A numeric expression. + */ fround(x: number): number; /** - * Returns an implementation-dependent approximation to the cube root of number. - * @param x A numeric expression. - */ + * Returns an implementation-dependent approximation to the cube root of number. + * @param x A numeric expression. + */ cbrt(x: number): number; } interface NumberConstructor { /** - * The value of Number.EPSILON is the difference between 1 and the smallest value greater than 1 - * that is representable as a Number value, which is approximately: - * 2.2204460492503130808472633361816 x 10‍−‍16. - */ + * The value of Number.EPSILON is the difference between 1 and the smallest value greater than 1 + * that is representable as a Number value, which is approximately: + * 2.2204460492503130808472633361816 x 10‍−‍16. + */ readonly EPSILON: number; /** - * Returns true if passed value is finite. - * Unlike the global isFinite, Number.isFinite doesn't forcibly convert the parameter to a - * number. Only finite values of the type number, result in true. - * @param number A numeric value. - */ + * Returns true if passed value is finite. + * Unlike the global isFinite, Number.isFinite doesn't forcibly convert the parameter to a + * number. Only finite values of the type number, result in true. + * @param number A numeric value. + */ isFinite(number: number): boolean; /** - * Returns true if the value passed is an integer, false otherwise. - * @param number A numeric value. - */ + * Returns true if the value passed is an integer, false otherwise. + * @param number A numeric value. + */ isInteger(number: number): boolean; /** - * Returns a Boolean value that indicates whether a value is the reserved value NaN (not a - * number). Unlike the global isNaN(), Number.isNaN() doesn't forcefully convert the parameter - * to a number. Only values of the type number, that are also NaN, result in true. - * @param number A numeric value. - */ + * Returns a Boolean value that indicates whether a value is the reserved value NaN (not a + * number). Unlike the global isNaN(), Number.isNaN() doesn't forcefully convert the parameter + * to a number. Only values of the type number, that are also NaN, result in true. + * @param number A numeric value. + */ isNaN(number: number): boolean; /** - * Returns true if the value passed is a safe integer. - * @param number A numeric value. - */ + * Returns true if the value passed is a safe integer. + * @param number A numeric value. + */ isSafeInteger(number: number): boolean; /** - * The value of the largest integer n such that n and n + 1 are both exactly representable as - * a Number value. - * The value of Number.MAX_SAFE_INTEGER is 9007199254740991 2^53 − 1. - */ + * The value of the largest integer n such that n and n + 1 are both exactly representable as + * a Number value. + * The value of Number.MAX_SAFE_INTEGER is 9007199254740991 2^53 − 1. + */ readonly MAX_SAFE_INTEGER: number; /** - * The value of the smallest integer n such that n and n − 1 are both exactly representable as - * a Number value. - * The value of Number.MIN_SAFE_INTEGER is −9007199254740991 (−(2^53 − 1)). - */ + * The value of the smallest integer n such that n and n − 1 are both exactly representable as + * a Number value. + * The value of Number.MIN_SAFE_INTEGER is −9007199254740991 (−(2^53 − 1)). + */ readonly MIN_SAFE_INTEGER: number; /** - * Converts a string to a floating-point number. - * @param string A string that contains a floating-point number. - */ + * Converts a string to a floating-point number. + * @param string A string that contains a floating-point number. + */ parseFloat(string: string): number; /** - * Converts A string to an integer. - * @param s A string to convert into a number. - * @param radix A value between 2 and 36 that specifies the base of the number in numString. - * If this argument is not supplied, strings with a prefix of '0x' are considered hexadecimal. - * All other strings are considered decimal. - */ + * Converts A string to an integer. + * @param s A string to convert into a number. + * @param radix A value between 2 and 36 that specifies the base of the number in numString. + * If this argument is not supplied, strings with a prefix of '0x' are considered hexadecimal. + * All other strings are considered decimal. + */ parseInt(string: string, radix?: number): number; } interface Object { /** - * Determines whether an object has a property with the specified name. - * @param v A property name. - */ - hasOwnProperty(v: PropertyKey): boolean + * Determines whether an object has a property with the specified name. + * @param v A property name. + */ + hasOwnProperty(v: PropertyKey): boolean; /** - * Determines whether a specified property is enumerable. - * @param v A property name. - */ + * Determines whether a specified property is enumerable. + * @param v A property name. + */ propertyIsEnumerable(v: PropertyKey): boolean; } interface ObjectConstructor { /** - * Copy the values of all of the enumerable own properties from one or more source objects to a - * target object. Returns the target object. - * @param target The target object to copy to. - * @param source The source object from which to copy properties. - */ + * Copy the values of all of the enumerable own properties from one or more source objects to a + * target object. Returns the target object. + * @param target The target object to copy to. + * @param source The source object from which to copy properties. + */ assign(target: T, source: U): T & U; /** - * Copy the values of all of the enumerable own properties from one or more source objects to a - * target object. Returns the target object. - * @param target The target object to copy to. - * @param source1 The first source object from which to copy properties. - * @param source2 The second source object from which to copy properties. - */ + * Copy the values of all of the enumerable own properties from one or more source objects to a + * target object. Returns the target object. + * @param target The target object to copy to. + * @param source1 The first source object from which to copy properties. + * @param source2 The second source object from which to copy properties. + */ assign(target: T, source1: U, source2: V): T & U & V; /** - * Copy the values of all of the enumerable own properties from one or more source objects to a - * target object. Returns the target object. - * @param target The target object to copy to. - * @param source1 The first source object from which to copy properties. - * @param source2 The second source object from which to copy properties. - * @param source3 The third source object from which to copy properties. - */ + * Copy the values of all of the enumerable own properties from one or more source objects to a + * target object. Returns the target object. + * @param target The target object to copy to. + * @param source1 The first source object from which to copy properties. + * @param source2 The second source object from which to copy properties. + * @param source3 The third source object from which to copy properties. + */ assign(target: T, source1: U, source2: V, source3: W): T & U & V & W; /** - * Copy the values of all of the enumerable own properties from one or more source objects to a - * target object. Returns the target object. - * @param target The target object to copy to. - * @param sources One or more source objects from which to copy properties - */ - assign(target: any, ...sources: any[]): any; + * Copy the values of all of the enumerable own properties from one or more source objects to a + * target object. Returns the target object. + * @param target The target object to copy to. + * @param sources One or more source objects from which to copy properties + */ + assign(target: object, ...sources: any[]): any; /** - * Returns an array of all symbol properties found directly on object o. - * @param o Object to retrieve the symbols from. - */ + * Returns an array of all symbol properties found directly on object o. + * @param o Object to retrieve the symbols from. + */ getOwnPropertySymbols(o: any): symbol[]; /** - * Returns true if the values are the same value, false otherwise. - * @param value1 The first value. - * @param value2 The second value. - */ + * Returns true if the values are the same value, false otherwise. + * @param value1 The first value. + * @param value2 The second value. + */ is(value1: any, value2: any): boolean; /** - * Sets the prototype of a specified object o to object proto or null. Returns the object o. - * @param o The object to change its prototype. - * @param proto The value of the new prototype or null. - */ - setPrototypeOf(o: any, proto: any): any; + * Sets the prototype of a specified object o to object proto or null. Returns the object o. + * @param o The object to change its prototype. + * @param proto The value of the new prototype or null. + */ + setPrototypeOf(o: any, proto: object | null): any; /** - * Gets the own property descriptor of the specified object. - * An own property descriptor is one that is defined directly on the object and is not - * inherited from the object's prototype. - * @param o Object that contains the property. - * @param p Name of the property. - */ - getOwnPropertyDescriptor(o: any, propertyKey: PropertyKey): PropertyDescriptor; + * Gets the own property descriptor of the specified object. + * An own property descriptor is one that is defined directly on the object and is not + * inherited from the object's prototype. + * @param o Object that contains the property. + * @param p Name of the property. + */ + getOwnPropertyDescriptor(o: any, propertyKey: PropertyKey): PropertyDescriptor | undefined; /** - * Adds a property to an object, or modifies attributes of an existing property. - * @param o Object on which to add or modify the property. This can be a native JavaScript - * object (that is, a user-defined object or a built in object) or a DOM object. - * @param p The property name. - * @param attributes Descriptor for the property. It can be for a data property or an accessor - * property. - */ + * Adds a property to an object, or modifies attributes of an existing property. + * @param o Object on which to add or modify the property. This can be a native JavaScript + * object (that is, a user-defined object or a built in object) or a DOM object. + * @param p The property name. + * @param attributes Descriptor for the property. It can be for a data property or an accessor + * property. + */ defineProperty(o: any, propertyKey: PropertyKey, attributes: PropertyDescriptor): any; } interface ReadonlyArray { - /** - * Returns the value of the first element in the array where predicate is true, and undefined - * otherwise. - * @param predicate find calls predicate once for each element of the array, in ascending - * order, until it finds one where predicate returns true. If such an element is found, find - * immediately returns that element value. Otherwise, find returns undefined. - * @param thisArg If provided, it will be used as the this value for each invocation of - * predicate. If it is not provided, undefined is used instead. - */ - find(predicate: (value: T, index: number, obj: ReadonlyArray) => boolean, thisArg?: any): T | undefined; - - /** - * Returns the index of the first element in the array where predicate is true, and -1 - * otherwise. - * @param predicate find calls predicate once for each element of the array, in ascending - * order, until it finds one where predicate returns true. If such an element is found, - * findIndex immediately returns that element index. Otherwise, findIndex returns -1. - * @param thisArg If provided, it will be used as the this value for each invocation of - * predicate. If it is not provided, undefined is used instead. - */ - findIndex(predicate: (value: T, index: number, obj: Array) => boolean, thisArg?: any): number; + /** + * Returns the value of the first element in the array where predicate is true, and undefined + * otherwise. + * @param predicate find calls predicate once for each element of the array, in ascending + * order, until it finds one where predicate returns true. If such an element is found, find + * immediately returns that element value. Otherwise, find returns undefined. + * @param thisArg If provided, it will be used as the this value for each invocation of + * predicate. If it is not provided, undefined is used instead. + */ + find(predicate: (this: void, value: T, index: number, obj: ReadonlyArray) => value is S, thisArg?: any): S | undefined; + find(predicate: (value: T, index: number, obj: ReadonlyArray) => boolean, thisArg?: any): T | undefined; + + /** + * Returns the index of the first element in the array where predicate is true, and -1 + * otherwise. + * @param predicate find calls predicate once for each element of the array, in ascending + * order, until it finds one where predicate returns true. If such an element is found, + * findIndex immediately returns that element index. Otherwise, findIndex returns -1. + * @param thisArg If provided, it will be used as the this value for each invocation of + * predicate. If it is not provided, undefined is used instead. + */ + findIndex(predicate: (value: T, index: number, obj: ReadonlyArray) => boolean, thisArg?: any): number; } interface RegExp { /** - * Returns a string indicating the flags of the regular expression in question. This field is read-only. - * The characters in this string are sequenced and concatenated in the following order: - * - * - "g" for global - * - "i" for ignoreCase - * - "m" for multiline - * - "u" for unicode - * - "y" for sticky - * - * If no flags are set, the value is the empty string. - */ + * Returns a string indicating the flags of the regular expression in question. This field is read-only. + * The characters in this string are sequenced and concatenated in the following order: + * + * - "g" for global + * - "i" for ignoreCase + * - "m" for multiline + * - "u" for unicode + * - "y" for sticky + * + * If no flags are set, the value is the empty string. + */ readonly flags: string; /** - * Returns a Boolean value indicating the state of the sticky flag (y) used with a regular - * expression. Default is false. Read-only. - */ + * Returns a Boolean value indicating the state of the sticky flag (y) used with a regular + * expression. Default is false. Read-only. + */ readonly sticky: boolean; /** - * Returns a Boolean value indicating the state of the Unicode flag (u) used with a regular - * expression. Default is false. Read-only. - */ + * Returns a Boolean value indicating the state of the Unicode flag (u) used with a regular + * expression. Default is false. Read-only. + */ readonly unicode: boolean; } @@ -4603,64 +4507,64 @@ interface RegExpConstructor { interface String { /** - * Returns a nonnegative integer Number less than 1114112 (0x110000) that is the code point - * value of the UTF-16 encoded code point starting at the string element at position pos in - * the String resulting from converting this object to a String. - * If there is no element at that position, the result is undefined. - * If a valid UTF-16 surrogate pair does not begin at pos, the result is the code unit at pos. - */ + * Returns a nonnegative integer Number less than 1114112 (0x110000) that is the code point + * value of the UTF-16 encoded code point starting at the string element at position pos in + * the String resulting from converting this object to a String. + * If there is no element at that position, the result is undefined. + * If a valid UTF-16 surrogate pair does not begin at pos, the result is the code unit at pos. + */ codePointAt(pos: number): number | undefined; /** - * Returns true if searchString appears as a substring of the result of converting this - * object to a String, at one or more positions that are - * greater than or equal to position; otherwise, returns false. - * @param searchString search string - * @param position If position is undefined, 0 is assumed, so as to search all of the String. - */ + * Returns true if searchString appears as a substring of the result of converting this + * object to a String, at one or more positions that are + * greater than or equal to position; otherwise, returns false. + * @param searchString search string + * @param position If position is undefined, 0 is assumed, so as to search all of the String. + */ includes(searchString: string, position?: number): boolean; /** - * Returns true if the sequence of elements of searchString converted to a String is the - * same as the corresponding elements of this object (converted to a String) starting at - * endPosition – length(this). Otherwise returns false. - */ + * Returns true if the sequence of elements of searchString converted to a String is the + * same as the corresponding elements of this object (converted to a String) starting at + * endPosition – length(this). Otherwise returns false. + */ endsWith(searchString: string, endPosition?: number): boolean; /** - * Returns the String value result of normalizing the string into the normalization form - * named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms. - * @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default - * is "NFC" - */ + * Returns the String value result of normalizing the string into the normalization form + * named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms. + * @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default + * is "NFC" + */ normalize(form: "NFC" | "NFD" | "NFKC" | "NFKD"): string; /** - * Returns the String value result of normalizing the string into the normalization form - * named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms. - * @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default - * is "NFC" - */ + * Returns the String value result of normalizing the string into the normalization form + * named by form as specified in Unicode Standard Annex #15, Unicode Normalization Forms. + * @param form Applicable values: "NFC", "NFD", "NFKC", or "NFKD", If not specified default + * is "NFC" + */ normalize(form?: string): string; /** - * Returns a String value that is made from count copies appended together. If count is 0, - * T is the empty String is returned. - * @param count number of copies to append - */ + * Returns a String value that is made from count copies appended together. If count is 0, + * T is the empty String is returned. + * @param count number of copies to append + */ repeat(count: number): string; /** - * Returns true if the sequence of elements of searchString converted to a String is the - * same as the corresponding elements of this object (converted to a String) starting at - * position. Otherwise returns false. - */ + * Returns true if the sequence of elements of searchString converted to a String is the + * same as the corresponding elements of this object (converted to a String) starting at + * position. Otherwise returns false. + */ startsWith(searchString: string, position?: number): boolean; /** - * Returns an HTML anchor element and sets the name attribute to the text value - * @param name - */ + * Returns an HTML anchor element and sets the name attribute to the text value + * @param name + */ anchor(name: string): string; /** Returns a HTML element */ @@ -4673,10 +4577,10 @@ interface String { bold(): string; /** Returns a HTML element */ - fixed(): string + fixed(): string; /** Returns a HTML element and sets the color attribute value */ - fontcolor(color: string): string + fontcolor(color: string): string; /** Returns a HTML element and sets the size attribute value */ fontsize(size: number): string; @@ -4705,18 +4609,18 @@ interface String { interface StringConstructor { /** - * Return the String value whose elements are, in order, the elements in the List elements. - * If length is 0, the empty string is returned. - */ + * Return the String value whose elements are, in order, the elements in the List elements. + * If length is 0, the empty string is returned. + */ fromCodePoint(...codePoints: number[]): string; /** - * String.raw is intended for use as a tag function of a Tagged Template String. When called - * as such the first argument will be a well formed template call site object and the rest - * parameter will contain the substitution values. - * @param template A well-formed template string call site representation. - * @param substitutions A set of substitution values. - */ + * String.raw is intended for use as a tag function of a Tagged Template String. When called + * as such the first argument will be a well formed template call site object and the rest + * parameter will contain the substitution values. + * @param template A well-formed template string call site representation. + * @param substitutions A set of substitution values. + */ raw(template: TemplateStringsArray, ...substitutions: any[]): string; } @@ -4727,7 +4631,7 @@ interface Map { forEach(callbackfn: (value: V, key: K, map: Map) => void, thisArg?: any): void; get(key: K): V | undefined; has(key: K): boolean; - set(key: K, value?: V): this; + set(key: K, value: V): this; readonly size: number; } @@ -4740,22 +4644,22 @@ declare var Map: MapConstructor; interface ReadonlyMap { forEach(callbackfn: (value: V, key: K, map: ReadonlyMap) => void, thisArg?: any): void; - get(key: K): V|undefined; + get(key: K): V | undefined; has(key: K): boolean; readonly size: number; } -interface WeakMap { +interface WeakMap { delete(key: K): boolean; get(key: K): V | undefined; has(key: K): boolean; - set(key: K, value?: V): this; + set(key: K, value: V): this; } interface WeakMapConstructor { - new (): WeakMap; - new (entries?: [K, V][]): WeakMap; - readonly prototype: WeakMap; + new (): WeakMap; + new (entries?: [K, V][]): WeakMap; + readonly prototype: WeakMap; } declare var WeakMap: WeakMapConstructor; @@ -4788,22 +4692,62 @@ interface WeakSet { } interface WeakSetConstructor { - new (): WeakSet; - new (values?: T[]): WeakSet; - readonly prototype: WeakSet; + new (): WeakSet; + new (values?: T[]): WeakSet; + readonly prototype: WeakSet; } declare var WeakSet: WeakSetConstructor; -interface GeneratorFunction extends Function { } +interface Generator extends Iterator { } + +interface GeneratorFunction { + /** + * Creates a new Generator object. + * @param args A list of arguments the function accepts. + */ + new (...args: any[]): Generator; + /** + * Creates a new Generator object. + * @param args A list of arguments the function accepts. + */ + (...args: any[]): Generator; + /** + * The length of the arguments. + */ + readonly length: number; + /** + * Returns the name of the function. + */ + readonly name: string; + /** + * A reference to the prototype. + */ + readonly prototype: Generator; +} interface GeneratorFunctionConstructor { /** - * Creates a new Generator function. - * @param args A list of arguments the function accepts. - */ + * Creates a new Generator function. + * @param args A list of arguments the function accepts. + */ new (...args: string[]): GeneratorFunction; + /** + * Creates a new Generator function. + * @param args A list of arguments the function accepts. + */ (...args: string[]): GeneratorFunction; + /** + * The length of the arguments. + */ + readonly length: number; + /** + * Returns the name of the function. + */ + readonly name: string; + /** + * A reference to the prototype. + */ readonly prototype: GeneratorFunction; } declare var GeneratorFunction: GeneratorFunctionConstructor; @@ -4812,10 +4756,10 @@ declare var GeneratorFunction: GeneratorFunctionConstructor; /// interface SymbolConstructor { - /** - * A method that returns the default iterator for an object. Called by the semantics of the - * for-of statement. - */ + /** + * A method that returns the default iterator for an object. Called by the semantics of the + * for-of statement. + */ readonly iterator: symbol; } @@ -4842,55 +4786,49 @@ interface Array { /** Iterator */ [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an iterable of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, T]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an iterable of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an iterable of values in the array + */ values(): IterableIterator; } interface ArrayConstructor { /** - * Creates an array from an iterable object. - * @param iterable An iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ - from(iterable: Iterable, mapfn: (v: T, k: number) => U, thisArg?: any): Array; - - /** - * Creates an array from an iterable object. - * @param iterable An iterable object to convert to an array. - */ - from(iterable: Iterable): Array; + * Creates an array from an iterable object. + * @param iterable An iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ + from(iterable: Iterable, mapfn?: (v: T, k: number) => U, thisArg?: any): U[]; } interface ReadonlyArray { - /** Iterator */ + /** Iterator of values in the array. */ [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an iterable of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, T]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an iterable of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an iterable of values in the array + */ values(): IterableIterator; } @@ -4900,9 +4838,42 @@ interface IArguments { } interface Map { - [Symbol.iterator](): IterableIterator<[K,V]>; + /** Returns an iterable of entries in the map. */ + [Symbol.iterator](): IterableIterator<[K, V]>; + + /** + * Returns an iterable of key, value pairs for every entry in the map. + */ + entries(): IterableIterator<[K, V]>; + + /** + * Returns an iterable of keys in the map + */ + keys(): IterableIterator; + + /** + * Returns an iterable of values in the map + */ + values(): IterableIterator; +} + +interface ReadonlyMap { + /** Returns an iterable of entries in the map. */ + [Symbol.iterator](): IterableIterator<[K, V]>; + + /** + * Returns an iterable of key, value pairs for every entry in the map. + */ entries(): IterableIterator<[K, V]>; + + /** + * Returns an iterable of keys in the map + */ keys(): IterableIterator; + + /** + * Returns an iterable of values in the map + */ values(): IterableIterator; } @@ -4910,16 +4881,47 @@ interface MapConstructor { new (iterable: Iterable<[K, V]>): Map; } -interface WeakMap { } +interface WeakMap { } interface WeakMapConstructor { - new (iterable: Iterable<[K, V]>): WeakMap; + new (iterable: Iterable<[K, V]>): WeakMap; } interface Set { + /** Iterates over values in the set. */ [Symbol.iterator](): IterableIterator; + /** + * Returns an iterable of [v,v] pairs for every value `v` in the set. + */ + entries(): IterableIterator<[T, T]>; + /** + * Despite its name, returns an iterable of the values in the set, + */ + keys(): IterableIterator; + + /** + * Returns an iterable of values in the set. + */ + values(): IterableIterator; +} + +interface ReadonlySet { + /** Iterates over values in the set. */ + [Symbol.iterator](): IterableIterator; + + /** + * Returns an iterable of [v,v] pairs for every value `v` in the set. + */ entries(): IterableIterator<[T, T]>; + + /** + * Despite its name, returns an iterable of the values in the set, + */ keys(): IterableIterator; + + /** + * Returns an iterable of values in the set. + */ values(): IterableIterator; } @@ -4930,22 +4932,22 @@ interface SetConstructor { interface WeakSet { } interface WeakSetConstructor { - new (iterable: Iterable): WeakSet; + new (iterable: Iterable): WeakSet; } interface Promise { } interface PromiseConstructor { /** - * Creates a Promise that is resolved with an array of results when all of the provided Promises + * Creates a Promise that is resolved with an array of results when all of the provided Promises * resolve, or rejected when any Promise is rejected. * @param values An array of Promises. * @returns A new Promise. */ all(values: Iterable>): Promise; - + /** - * Creates a Promise that is resolved or rejected when any of the provided Promises are resolved + * Creates a Promise that is resolved or rejected when any of the provided Promises are resolved * or rejected. * @param values An array of Promises. * @returns A new Promise. @@ -4954,7 +4956,7 @@ interface PromiseConstructor { } declare namespace Reflect { - function enumerate(target: any): IterableIterator; + function enumerate(target: object): IterableIterator; } interface String { @@ -4962,23 +4964,19 @@ interface String { [Symbol.iterator](): IterableIterator; } -/** - * A typed array of 8-bit integer values. The contents are initialized to 0. If the requested - * number of bytes could not be allocated an exception is raised. - */ interface Int8Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -4986,31 +4984,27 @@ interface Int8ArrayConstructor { new (elements: Iterable): Int8Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Int8Array; } -/** - * A typed array of 8-bit unsigned integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Uint8Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5018,33 +5012,29 @@ interface Uint8ArrayConstructor { new (elements: Iterable): Uint8Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint8Array; } -/** - * A typed array of 8-bit unsigned integer (clamped) values. The contents are initialized to 0. - * If the requested number of bytes could not be allocated an exception is raised. - */ interface Uint8ClampedArray { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5053,33 +5043,29 @@ interface Uint8ClampedArrayConstructor { /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint8ClampedArray; } -/** - * A typed array of 16-bit signed integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Int16Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5087,31 +5073,27 @@ interface Int16ArrayConstructor { new (elements: Iterable): Int16Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Int16Array; } -/** - * A typed array of 16-bit unsigned integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Uint16Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5119,31 +5101,27 @@ interface Uint16ArrayConstructor { new (elements: Iterable): Uint16Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint16Array; } -/** - * A typed array of 32-bit signed integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Int32Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5151,31 +5129,27 @@ interface Int32ArrayConstructor { new (elements: Iterable): Int32Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Int32Array; } -/** - * A typed array of 32-bit unsigned integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Uint32Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5183,31 +5157,27 @@ interface Uint32ArrayConstructor { new (elements: Iterable): Uint32Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Uint32Array; } -/** - * A typed array of 32-bit float values. The contents are initialized to 0. If the requested number - * of bytes could not be allocated an exception is raised. - */ interface Float32Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5215,31 +5185,27 @@ interface Float32ArrayConstructor { new (elements: Iterable): Float32Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Float32Array; } -/** - * A typed array of 64-bit float values. The contents are initialized to 0. If the requested - * number of bytes could not be allocated an exception is raised. - */ interface Float64Array { [Symbol.iterator](): IterableIterator; - /** - * Returns an array of key, value pairs for every entry in the array - */ + /** + * Returns an array of key, value pairs for every entry in the array + */ entries(): IterableIterator<[number, number]>; - /** - * Returns an list of keys in the array - */ + /** + * Returns an list of keys in the array + */ keys(): IterableIterator; - /** - * Returns an list of values in the array - */ + /** + * Returns an list of values in the array + */ values(): IterableIterator; } @@ -5247,69 +5213,19 @@ interface Float64ArrayConstructor { new (elements: Iterable): Float64Array; /** - * Creates an array from an array-like or iterable object. - * @param arrayLike An array-like or iterable object to convert to an array. - * @param mapfn A mapping function to call on every element of the array. - * @param thisArg Value of 'this' used to invoke the mapfn. - */ + * Creates an array from an array-like or iterable object. + * @param arrayLike An array-like or iterable object to convert to an array. + * @param mapfn A mapping function to call on every element of the array. + * @param thisArg Value of 'this' used to invoke the mapfn. + */ from(arrayLike: Iterable, mapfn?: (v: number, k: number) => number, thisArg?: any): Float64Array; } -/** - * Represents the completion of an asynchronous operation - */ -interface Promise { - /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. - */ - then(onfulfilled?: ((value: T) => T | PromiseLike) | undefined | null, onrejected?: ((reason: any) => T | PromiseLike) | undefined | null): Promise; - - /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. - */ - then(onfulfilled: ((value: T) => T | PromiseLike) | undefined | null, onrejected: (reason: any) => TResult | PromiseLike): Promise; - - /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. - */ - then(onfulfilled: (value: T) => TResult | PromiseLike, onrejected?: ((reason: any) => TResult | PromiseLike) | undefined | null): Promise; - - /** - * Attaches callbacks for the resolution and/or rejection of the Promise. - * @param onfulfilled The callback to execute when the Promise is resolved. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of which ever callback is executed. - */ - then(onfulfilled: (value: T) => TResult1 | PromiseLike, onrejected: (reason: any) => TResult2 | PromiseLike): Promise; - - /** - * Attaches a callback for only the rejection of the Promise. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of the callback. - */ - catch(onrejected?: ((reason: any) => T | PromiseLike) | undefined | null): Promise; - - /** - * Attaches a callback for only the rejection of the Promise. - * @param onrejected The callback to execute when the Promise is rejected. - * @returns A Promise for the completion of the callback. - */ - catch(onrejected: (reason: any) => TResult | PromiseLike): Promise; -} interface PromiseConstructor { /** - * A reference to the prototype. - */ + * A reference to the prototype. + */ readonly prototype: Promise; /** @@ -5495,10 +5411,10 @@ interface PromiseConstructor { reject(reason: any): Promise; /** - * Creates a new resolved promise for the provided value. - * @param value A promise. - * @returns A promise whose internal state matches the provided promise. - */ + * Creates a new resolved promise for the provided value. + * @param value A promise. + * @returns A promise whose internal state matches the provided promise. + */ resolve(value: T | PromiseLike): Promise; /** @@ -5510,12 +5426,12 @@ interface PromiseConstructor { declare var Promise: PromiseConstructor; -interface ProxyHandler { - getPrototypeOf? (target: T): {} | null; +interface ProxyHandler { + getPrototypeOf? (target: T): object | null; setPrototypeOf? (target: T, v: any): boolean; isExtensible? (target: T): boolean; preventExtensions? (target: T): boolean; - getOwnPropertyDescriptor? (target: T, p: PropertyKey): PropertyDescriptor; + getOwnPropertyDescriptor? (target: T, p: PropertyKey): PropertyDescriptor | undefined; has? (target: T, p: PropertyKey): boolean; get? (target: T, p: PropertyKey, receiver: any): any; set? (target: T, p: PropertyKey, value: any, receiver: any): boolean; @@ -5524,12 +5440,12 @@ interface ProxyHandler { enumerate? (target: T): PropertyKey[]; ownKeys? (target: T): PropertyKey[]; apply? (target: T, thisArg: any, argArray?: any): any; - construct? (target: T, argArray: any, newTarget?: any): {}; + construct? (target: T, argArray: any, newTarget?: any): object; } interface ProxyConstructor { - revocable(target: T, handler: ProxyHandler): { proxy: T; revoke: () => void; }; - new (target: T, handler: ProxyHandler): T + revocable(target: T, handler: ProxyHandler): { proxy: T; revoke: () => void; }; + new (target: T, handler: ProxyHandler): T; } declare var Proxy: ProxyConstructor; @@ -5537,51 +5453,52 @@ declare var Proxy: ProxyConstructor; declare namespace Reflect { function apply(target: Function, thisArgument: any, argumentsList: ArrayLike): any; function construct(target: Function, argumentsList: ArrayLike, newTarget?: any): any; - function defineProperty(target: any, propertyKey: PropertyKey, attributes: PropertyDescriptor): boolean; - function deleteProperty(target: any, propertyKey: PropertyKey): boolean; - function get(target: any, propertyKey: PropertyKey, receiver?: any): any; - function getOwnPropertyDescriptor(target: any, propertyKey: PropertyKey): PropertyDescriptor; - function getPrototypeOf(target: any): any; - function has(target: any, propertyKey: PropertyKey): boolean; - function isExtensible(target: any): boolean; - function ownKeys(target: any): Array; - function preventExtensions(target: any): boolean; - function set(target: any, propertyKey: PropertyKey, value: any, receiver?: any): boolean; - function setPrototypeOf(target: any, proto: any): boolean; + function defineProperty(target: object, propertyKey: PropertyKey, attributes: PropertyDescriptor): boolean; + function deleteProperty(target: object, propertyKey: PropertyKey): boolean; + function get(target: object, propertyKey: PropertyKey, receiver?: any): any; + function getOwnPropertyDescriptor(target: object, propertyKey: PropertyKey): PropertyDescriptor | undefined; + function getPrototypeOf(target: object): object; + function has(target: object, propertyKey: PropertyKey): boolean; + function isExtensible(target: object): boolean; + function ownKeys(target: object): PropertyKey[]; + function preventExtensions(target: object): boolean; + function set(target: object, propertyKey: PropertyKey, value: any, receiver?: any): boolean; + function setPrototypeOf(target: object, proto: any): boolean; } + interface Symbol { /** Returns a string representation of an object. */ toString(): string; /** Returns the primitive value of the specified object. */ - valueOf(): Object; + valueOf(): symbol; } interface SymbolConstructor { - /** - * A reference to the prototype. - */ + /** + * A reference to the prototype. + */ readonly prototype: Symbol; /** - * Returns a new unique Symbol value. - * @param description Description of the new Symbol object. - */ - (description?: string|number): symbol; + * Returns a new unique Symbol value. + * @param description Description of the new Symbol object. + */ + (description?: string | number): symbol; /** - * Returns a Symbol object from the global symbol registry matching the given key if found. - * Otherwise, returns a new symbol with this key. - * @param key key to search for. - */ + * Returns a Symbol object from the global symbol registry matching the given key if found. + * Otherwise, returns a new symbol with this key. + * @param key key to search for. + */ for(key: string): symbol; /** - * Returns a key from the global symbol registry matching the given Symbol if found. - * Otherwise, returns a undefined. - * @param sym Symbol to find the key for. - */ + * Returns a key from the global symbol registry matching the given Symbol if found. + * Otherwise, returns a undefined. + * @param sym Symbol to find the key for. + */ keyFor(sym: symbol): string | undefined; } @@ -5590,64 +5507,64 @@ declare var Symbol: SymbolConstructor; /// interface SymbolConstructor { - /** - * A method that determines if a constructor object recognizes an object as one of the - * constructor’s instances. Called by the semantics of the instanceof operator. - */ + /** + * A method that determines if a constructor object recognizes an object as one of the + * constructor’s instances. Called by the semantics of the instanceof operator. + */ readonly hasInstance: symbol; - /** - * A Boolean value that if true indicates that an object should flatten to its array elements - * by Array.prototype.concat. - */ + /** + * A Boolean value that if true indicates that an object should flatten to its array elements + * by Array.prototype.concat. + */ readonly isConcatSpreadable: symbol; /** - * A regular expression method that matches the regular expression against a string. Called - * by the String.prototype.match method. - */ + * A regular expression method that matches the regular expression against a string. Called + * by the String.prototype.match method. + */ readonly match: symbol; - /** - * A regular expression method that replaces matched substrings of a string. Called by the - * String.prototype.replace method. - */ + /** + * A regular expression method that replaces matched substrings of a string. Called by the + * String.prototype.replace method. + */ readonly replace: symbol; /** - * A regular expression method that returns the index within a string that matches the - * regular expression. Called by the String.prototype.search method. - */ + * A regular expression method that returns the index within a string that matches the + * regular expression. Called by the String.prototype.search method. + */ readonly search: symbol; - /** - * A function valued property that is the constructor function that is used to create - * derived objects. - */ + /** + * A function valued property that is the constructor function that is used to create + * derived objects. + */ readonly species: symbol; /** - * A regular expression method that splits a string at the indices that match the regular - * expression. Called by the String.prototype.split method. - */ + * A regular expression method that splits a string at the indices that match the regular + * expression. Called by the String.prototype.split method. + */ readonly split: symbol; - /** - * A method that converts an object to a corresponding primitive value. - * Called by the ToPrimitive abstract operation. - */ + /** + * A method that converts an object to a corresponding primitive value. + * Called by the ToPrimitive abstract operation. + */ readonly toPrimitive: symbol; - /** - * A String value that is used in the creation of the default string description of an object. - * Called by the built-in method Object.prototype.toString. - */ + /** + * A String value that is used in the creation of the default string description of an object. + * Called by the built-in method Object.prototype.toString. + */ readonly toStringTag: symbol; /** - * An Object whose own property names are property names that are excluded from the 'with' - * environment bindings of the associated objects. - */ + * An Object whose own property names are property names that are excluded from the 'with' + * environment bindings of the associated objects. + */ readonly unscopables: symbol; } @@ -5699,7 +5616,7 @@ interface Map { readonly [Symbol.toStringTag]: "Map"; } -interface WeakMap{ +interface WeakMap { readonly [Symbol.toStringTag]: "WeakMap"; } @@ -5726,7 +5643,7 @@ interface Function { [Symbol.hasInstance](value: any): boolean; } -interface GeneratorFunction extends Function { +interface GeneratorFunction { readonly [Symbol.toStringTag]: "GeneratorFunction"; } @@ -5743,50 +5660,50 @@ interface PromiseConstructor { } interface RegExp { - /** - * Matches a string with this regular expression, and returns an array containing the results of - * that search. - * @param string A string to search within. - */ + /** + * Matches a string with this regular expression, and returns an array containing the results of + * that search. + * @param string A string to search within. + */ [Symbol.match](string: string): RegExpMatchArray | null; /** - * Replaces text in a string, using this regular expression. - * @param string A String object or string literal whose contents matching against - * this regular expression will be replaced - * @param replaceValue A String object or string literal containing the text to replace for every - * successful match of this regular expression. - */ + * Replaces text in a string, using this regular expression. + * @param string A String object or string literal whose contents matching against + * this regular expression will be replaced + * @param replaceValue A String object or string literal containing the text to replace for every + * successful match of this regular expression. + */ [Symbol.replace](string: string, replaceValue: string): string; /** - * Replaces text in a string, using this regular expression. - * @param string A String object or string literal whose contents matching against - * this regular expression will be replaced - * @param replacer A function that returns the replacement text. - */ + * Replaces text in a string, using this regular expression. + * @param string A String object or string literal whose contents matching against + * this regular expression will be replaced + * @param replacer A function that returns the replacement text. + */ [Symbol.replace](string: string, replacer: (substring: string, ...args: any[]) => string): string; /** - * Finds the position beginning first substring match in a regular expression search - * using this regular expression. - * - * @param string The string to search within. - */ + * Finds the position beginning first substring match in a regular expression search + * using this regular expression. + * + * @param string The string to search within. + */ [Symbol.search](string: string): number; /** - * Returns an array of substrings that were delimited by strings in the original input that - * match against this regular expression. - * - * If the regular expression contains capturing parentheses, then each time this - * regular expression matches, the results (including any undefined results) of the - * capturing parentheses are spliced. - * - * @param string string value to split - * @param limit if not undefined, the output array is truncated so that it contains no more - * than 'limit' elements. - */ + * Returns an array of substrings that were delimited by strings in the original input that + * match against this regular expression. + * + * If the regular expression contains capturing parentheses, then each time this + * regular expression matches, the results (including any undefined results) of the + * capturing parentheses are spliced. + * + * @param string string value to split + * @param limit if not undefined, the output array is truncated so that it contains no more + * than 'limit' elements. + */ [Symbol.split](string: string, limit?: number): string[]; } @@ -5796,45 +5713,39 @@ interface RegExpConstructor { interface String { /** - * Matches a string an object that supports being matched against, and returns an array containing the results of that search. - * @param matcher An object that supports being matched against. - */ + * Matches a string an object that supports being matched against, and returns an array containing the results of that search. + * @param matcher An object that supports being matched against. + */ match(matcher: { [Symbol.match](string: string): RegExpMatchArray | null; }): RegExpMatchArray | null; /** - * Replaces text in a string, using an object that supports replacement within a string. - * @param searchValue A object can search for and replace matches within a string. - * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. - */ + * Replaces text in a string, using an object that supports replacement within a string. + * @param searchValue A object can search for and replace matches within a string. + * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string. + */ replace(searchValue: { [Symbol.replace](string: string, replaceValue: string): string; }, replaceValue: string): string; /** - * Replaces text in a string, using an object that supports replacement within a string. - * @param searchValue A object can search for and replace matches within a string. - * @param replacer A function that returns the replacement text. - */ + * Replaces text in a string, using an object that supports replacement within a string. + * @param searchValue A object can search for and replace matches within a string. + * @param replacer A function that returns the replacement text. + */ replace(searchValue: { [Symbol.replace](string: string, replacer: (substring: string, ...args: any[]) => string): string; }, replacer: (substring: string, ...args: any[]) => string): string; /** - * Finds the first substring match in a regular expression search. - * @param searcher An object which supports searching within a string. - */ + * Finds the first substring match in a regular expression search. + * @param searcher An object which supports searching within a string. + */ search(searcher: { [Symbol.search](string: string): number; }): number; /** - * Split a string into substrings using the specified separator and return them as an array. - * @param splitter An object that can split a string. - * @param limit A value used to limit the number of elements returned in the array. - */ + * Split a string into substrings using the specified separator and return them as an array. + * @param splitter An object that can split a string. + * @param limit A value used to limit the number of elements returned in the array. + */ split(splitter: { [Symbol.split](string: string, limit?: number): string[]; }, limit?: number): string[]; } -/** - * Represents a raw buffer of binary data, which is used to store data for the - * different typed arrays. ArrayBuffers cannot be read from or written to directly, - * but can be passed to a typed array or DataView Object to interpret the raw - * buffer as needed. - */ interface ArrayBuffer { readonly [Symbol.toStringTag]: "ArrayBuffer"; } @@ -5843,95 +5754,92 @@ interface DataView { readonly [Symbol.toStringTag]: "DataView"; } -/** - * A typed array of 8-bit integer values. The contents are initialized to 0. If the requested - * number of bytes could not be allocated an exception is raised. - */ interface Int8Array { readonly [Symbol.toStringTag]: "Int8Array"; } -/** - * A typed array of 8-bit unsigned integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Uint8Array { readonly [Symbol.toStringTag]: "UInt8Array"; } -/** - * A typed array of 8-bit unsigned integer (clamped) values. The contents are initialized to 0. - * If the requested number of bytes could not be allocated an exception is raised. - */ interface Uint8ClampedArray { readonly [Symbol.toStringTag]: "Uint8ClampedArray"; } -/** - * A typed array of 16-bit signed integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Int16Array { readonly [Symbol.toStringTag]: "Int16Array"; } -/** - * A typed array of 16-bit unsigned integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Uint16Array { readonly [Symbol.toStringTag]: "Uint16Array"; } -/** - * A typed array of 32-bit signed integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Int32Array { readonly [Symbol.toStringTag]: "Int32Array"; } -/** - * A typed array of 32-bit unsigned integer values. The contents are initialized to 0. If the - * requested number of bytes could not be allocated an exception is raised. - */ interface Uint32Array { readonly [Symbol.toStringTag]: "Uint32Array"; } -/** - * A typed array of 32-bit float values. The contents are initialized to 0. If the requested number - * of bytes could not be allocated an exception is raised. - */ interface Float32Array { readonly [Symbol.toStringTag]: "Float32Array"; } -/** - * A typed array of 64-bit float values. The contents are initialized to 0. If the requested - * number of bytes could not be allocated an exception is raised. - */ interface Float64Array { readonly [Symbol.toStringTag]: "Float64Array"; } + ///////////////////////////// -/// IE DOM APIs +/// DOM APIs ///////////////////////////// +interface Account { + displayName: string; + id: string; + imageURL?: string; + name?: string; + rpDisplayName: string; +} + interface Algorithm { name: string; } -interface AriaRequestEventInit extends EventInit { - attributeName?: string; - attributeValue?: string; +interface AnimationEventInit extends EventInit { + animationName?: string; + elapsedTime?: number; +} + +interface AssertionOptions { + allowList?: ScopedCredentialDescriptor[]; + extensions?: WebAuthnExtensions; + rpId?: USVString; + timeoutSeconds?: number; +} + +interface CacheQueryOptions { + cacheName?: string; + ignoreMethod?: boolean; + ignoreSearch?: boolean; + ignoreVary?: boolean; +} + +interface ClientData { + challenge: string; + extensions?: WebAuthnExtensions; + hashAlg: string | Algorithm; + origin: string; + rpId: string; + tokenBinding?: string; } -interface CommandEventInit extends EventInit { - commandName?: string; - detail?: string; +interface CloseEventInit extends EventInit { + code?: number; + reason?: string; + wasClean?: boolean; } interface CompositionEventInit extends UIEventInit { @@ -5963,8 +5871,8 @@ interface ConstrainLongRange extends LongRange { } interface ConstrainVideoFacingModeParameters { - exact?: string | string[]; - ideal?: string | string[]; + exact?: VideoFacingModeEnum | VideoFacingModeEnum[]; + ideal?: VideoFacingModeEnum | VideoFacingModeEnum[]; } interface CustomEventInit extends EventInit { @@ -5972,26 +5880,55 @@ interface CustomEventInit extends EventInit { } interface DeviceAccelerationDict { - x?: number; - y?: number; - z?: number; + x?: number | null; + y?: number | null; + z?: number | null; } interface DeviceLightEventInit extends EventInit { value?: number; } -interface DeviceRotationRateDict { - alpha?: number; - beta?: number; - gamma?: number; +interface DeviceMotionEventInit extends EventInit { + acceleration?: DeviceAccelerationDict | null; + accelerationIncludingGravity?: DeviceAccelerationDict | null; + interval?: number | null; + rotationRate?: DeviceRotationRateDict | null; } -interface DoubleRange { - max?: number; +interface DeviceOrientationEventInit extends EventInit { + absolute?: boolean; + alpha?: number | null; + beta?: number | null; + gamma?: number | null; +} + +interface DeviceRotationRateDict { + alpha?: number | null; + beta?: number | null; + gamma?: number | null; +} + +interface DOMRectInit { + height?: number; + width?: number; + x?: number; + y?: number; +} + +interface DoubleRange { + max?: number; min?: number; } +interface ErrorEventInit extends EventInit { + colno?: number; + error?: any; + filename?: string; + lineno?: number; + message?: string; +} + interface EventInit { scoped?: boolean; bubbles?: boolean; @@ -5999,9 +5936,8 @@ interface EventInit { } interface EventModifierInit extends UIEventInit { - ctrlKey?: boolean; - shiftKey?: boolean; altKey?: boolean; + ctrlKey?: boolean; metaKey?: boolean; modifierAltGraph?: boolean; modifierCapsLock?: boolean; @@ -6014,19 +5950,43 @@ interface EventModifierInit extends UIEventInit { modifierSuper?: boolean; modifierSymbol?: boolean; modifierSymbolLock?: boolean; + shiftKey?: boolean; } interface ExceptionInformation { - domain?: string; + domain?: string | null; } interface FocusEventInit extends UIEventInit { - relatedTarget?: EventTarget; + relatedTarget?: EventTarget | null; +} + +interface FocusNavigationEventInit extends EventInit { + navigationReason?: string | null; + originHeight?: number; + originLeft?: number; + originTop?: number; + originWidth?: number; +} + +interface FocusNavigationOrigin { + originHeight?: number; + originLeft?: number; + originTop?: number; + originWidth?: number; +} + +interface GamepadEventInit extends EventInit { + gamepad?: Gamepad | null; +} + +interface GetNotificationOptions { + tag?: string; } interface HashChangeEventInit extends EventInit { - newURL?: string; - oldURL?: string; + newURL?: string | null; + oldURL?: string | null; } interface IDBIndexParameters { @@ -6036,7 +5996,22 @@ interface IDBIndexParameters { interface IDBObjectStoreParameters { autoIncrement?: boolean; - keyPath?: IDBKeyPath; + keyPath?: IDBKeyPath | null; +} + +interface IntersectionObserverEntryInit { + isIntersecting: boolean; + boundingClientRect: DOMRectInit; + intersectionRect: DOMRectInit; + rootBounds: DOMRectInit; + target: Element; + time: number; +} + +interface IntersectionObserverInit { + root?: Element | null; + rootMargin?: string; + threshold?: number | number[]; } interface KeyAlgorithm { @@ -6055,39 +6030,153 @@ interface LongRange { min?: number; } +interface MediaEncryptedEventInit extends EventInit { + initData?: ArrayBuffer | null; + initDataType?: string; +} + +interface MediaKeyMessageEventInit extends EventInit { + message?: ArrayBuffer | null; + messageType?: MediaKeyMessageType; +} + +interface MediaKeySystemConfiguration { + audioCapabilities?: MediaKeySystemMediaCapability[]; + distinctiveIdentifier?: MediaKeysRequirement; + initDataTypes?: string[]; + persistentState?: MediaKeysRequirement; + videoCapabilities?: MediaKeySystemMediaCapability[]; +} + +interface MediaKeySystemMediaCapability { + contentType?: string; + robustness?: string; +} + +interface MediaStreamConstraints { + audio?: boolean | MediaTrackConstraints; + video?: boolean | MediaTrackConstraints; +} + +interface MediaStreamErrorEventInit extends EventInit { + error?: MediaStreamError | null; +} + +interface MediaStreamEventInit extends EventInit { + stream?: MediaStream; +} + +interface MediaStreamTrackEventInit extends EventInit { + track?: MediaStreamTrack | null; +} + +interface MediaTrackCapabilities { + aspectRatio?: number | DoubleRange; + deviceId?: string; + echoCancellation?: boolean[]; + facingMode?: string; + frameRate?: number | DoubleRange; + groupId?: string; + height?: number | LongRange; + sampleRate?: number | LongRange; + sampleSize?: number | LongRange; + volume?: number | DoubleRange; + width?: number | LongRange; +} + +interface MediaTrackConstraints extends MediaTrackConstraintSet { + advanced?: MediaTrackConstraintSet[]; +} + +interface MediaTrackConstraintSet { + aspectRatio?: number | ConstrainDoubleRange; + deviceId?: string | string[] | ConstrainDOMStringParameters; + echoCancelation?: boolean | ConstrainBooleanParameters; + facingMode?: string | string[] | ConstrainDOMStringParameters; + frameRate?: number | ConstrainDoubleRange; + groupId?: string | string[] | ConstrainDOMStringParameters; + height?: number | ConstrainLongRange; + sampleRate?: number | ConstrainLongRange; + sampleSize?: number | ConstrainLongRange; + volume?: number | ConstrainDoubleRange; + width?: number | ConstrainLongRange; +} + +interface MediaTrackSettings { + aspectRatio?: number; + deviceId?: string; + echoCancellation?: boolean; + facingMode?: string; + frameRate?: number; + groupId?: string; + height?: number; + sampleRate?: number; + sampleSize?: number; + volume?: number; + width?: number; +} + +interface MediaTrackSupportedConstraints { + aspectRatio?: boolean; + deviceId?: boolean; + echoCancellation?: boolean; + facingMode?: boolean; + frameRate?: boolean; + groupId?: boolean; + height?: boolean; + sampleRate?: boolean; + sampleSize?: boolean; + volume?: boolean; + width?: boolean; +} + +interface MessageEventInit extends EventInit { + lastEventId?: string; + channel?: string; + data?: any; + origin?: string; + ports?: MessagePort[]; + source?: Window; +} + +interface MouseEventInit extends EventModifierInit { + button?: number; + buttons?: number; + clientX?: number; + clientY?: number; + relatedTarget?: EventTarget | null; + screenX?: number; + screenY?: number; +} + interface MSAccountInfo { - rpDisplayName?: string; - userDisplayName?: string; + accountImageUri?: string; accountName?: string; + rpDisplayName: string; + userDisplayName: string; userId?: string; - accountImageUri?: string; } interface MSAudioLocalClientEvent extends MSLocalClientEventBase { - networkSendQualityEventRatio?: number; - networkDelayEventRatio?: number; cpuInsufficientEventRatio?: number; - deviceHalfDuplexAECEventRatio?: number; - deviceRenderNotFunctioningEventRatio?: number; deviceCaptureNotFunctioningEventRatio?: number; + deviceClippingEventRatio?: number; + deviceEchoEventRatio?: number; deviceGlitchesEventRatio?: number; + deviceHalfDuplexAECEventRatio?: number; + deviceHowlingEventCount?: number; deviceLowSNREventRatio?: number; deviceLowSpeechLevelEventRatio?: number; - deviceClippingEventRatio?: number; - deviceEchoEventRatio?: number; + deviceMultipleEndpointsEventCount?: number; deviceNearEndToEchoRatioEventRatio?: number; - deviceRenderZeroVolumeEventRatio?: number; deviceRenderMuteEventRatio?: number; - deviceMultipleEndpointsEventCount?: number; - deviceHowlingEventCount?: number; + deviceRenderNotFunctioningEventRatio?: number; + deviceRenderZeroVolumeEventRatio?: number; + networkDelayEventRatio?: number; + networkSendQualityEventRatio?: number; } interface MSAudioRecvPayload extends MSPayloadBase { - samplingRate?: number; - signal?: MSAudioRecvSignal; - packetReorderRatio?: number; - packetReorderDepthAvg?: number; - packetReorderDepthMax?: number; burstLossLength1?: number; burstLossLength2?: number; burstLossLength3?: number; @@ -6099,35 +6188,40 @@ interface MSAudioRecvPayload extends MSPayloadBase { fecRecvDistance1?: number; fecRecvDistance2?: number; fecRecvDistance3?: number; + packetReorderDepthAvg?: number; + packetReorderDepthMax?: number; + packetReorderRatio?: number; + ratioCompressedSamplesAvg?: number; ratioConcealedSamplesAvg?: number; ratioStretchedSamplesAvg?: number; - ratioCompressedSamplesAvg?: number; + samplingRate?: number; + signal?: MSAudioRecvSignal; } interface MSAudioRecvSignal { initialSignalLevelRMS?: number; - recvSignalLevelCh1?: number; recvNoiseLevelCh1?: number; - renderSignalLevel?: number; - renderNoiseLevel?: number; + recvSignalLevelCh1?: number; renderLoopbackSignalLevel?: number; + renderNoiseLevel?: number; + renderSignalLevel?: number; } interface MSAudioSendPayload extends MSPayloadBase { - samplingRate?: number; - signal?: MSAudioSendSignal; audioFECUsed?: boolean; + samplingRate?: number; sendMutePercent?: number; + signal?: MSAudioSendSignal; } interface MSAudioSendSignal { noiseLevel?: number; - sendSignalLevelCh1?: number; sendNoiseLevelCh1?: number; + sendSignalLevelCh1?: number; } interface MSConnectivity { - iceType?: string; + iceType?: MSIceType; iceWarningFlags?: MSIceWarningFlags; relayAddress?: MSRelayAddress; } @@ -6137,12 +6231,12 @@ interface MSCredentialFilter { } interface MSCredentialParameters { - type?: string; + type?: MSCredentialType; } interface MSCredentialSpec { - type?: string; id?: string; + type: MSCredentialType; } interface MSDelay { @@ -6152,12 +6246,12 @@ interface MSDelay { interface MSDescription extends RTCStats { connectivity?: MSConnectivity; - transport?: string; - networkconnectivity?: MSNetworkConnectivityInfo; - localAddr?: MSIPAddressInfo; - remoteAddr?: MSIPAddressInfo; deviceDevName?: string; + localAddr?: MSIPAddressInfo; + networkconnectivity?: MSNetworkConnectivityInfo; reflexiveLocalIPAddr?: MSIPAddressInfo; + remoteAddr?: MSIPAddressInfo; + transport?: RTCIceProtocol; } interface MSFIDOCredentialParameters extends MSCredentialParameters { @@ -6165,35 +6259,35 @@ interface MSFIDOCredentialParameters extends MSCredentialParameters { authenticators?: AAGUID[]; } -interface MSIPAddressInfo { - ipAddr?: string; - port?: number; - manufacturerMacAddrMask?: string; -} - interface MSIceWarningFlags { - turnTcpTimedOut?: boolean; - turnUdpAllocateFailed?: boolean; - turnUdpSendFailed?: boolean; - turnTcpAllocateFailed?: boolean; - turnTcpSendFailed?: boolean; - udpLocalConnectivityFailed?: boolean; - udpNatConnectivityFailed?: boolean; - udpRelayConnectivityFailed?: boolean; - tcpNatConnectivityFailed?: boolean; - tcpRelayConnectivityFailed?: boolean; - connCheckMessageIntegrityFailed?: boolean; allocationMessageIntegrityFailed?: boolean; + alternateServerReceived?: boolean; + connCheckMessageIntegrityFailed?: boolean; connCheckOtherError?: boolean; - turnAuthUnknownUsernameError?: boolean; - noRelayServersConfigured?: boolean; + fipsAllocationFailure?: boolean; multipleRelayServersAttempted?: boolean; + noRelayServersConfigured?: boolean; portRangeExhausted?: boolean; - alternateServerReceived?: boolean; pseudoTLSFailure?: boolean; + tcpNatConnectivityFailed?: boolean; + tcpRelayConnectivityFailed?: boolean; + turnAuthUnknownUsernameError?: boolean; + turnTcpAllocateFailed?: boolean; + turnTcpSendFailed?: boolean; + turnTcpTimedOut?: boolean; turnTurnTcpConnectivityFailed?: boolean; + turnUdpAllocateFailed?: boolean; + turnUdpSendFailed?: boolean; + udpLocalConnectivityFailed?: boolean; + udpNatConnectivityFailed?: boolean; + udpRelayConnectivityFailed?: boolean; useCandidateChecksFailed?: boolean; - fipsAllocationFailure?: boolean; +} + +interface MSIPAddressInfo { + ipAddr?: string; + manufacturerMacAddrMask?: string; + port?: number; } interface MSJitter { @@ -6203,28 +6297,28 @@ interface MSJitter { } interface MSLocalClientEventBase extends RTCStats { - networkReceiveQualityEventRatio?: number; networkBandwidthLowEventRatio?: number; + networkReceiveQualityEventRatio?: number; } interface MSNetwork extends RTCStats { - jitter?: MSJitter; delay?: MSDelay; + jitter?: MSJitter; packetLoss?: MSPacketLoss; utilization?: MSUtilization; } interface MSNetworkConnectivityInfo { - vpn?: boolean; linkspeed?: number; networkConnectionDetails?: string; + vpn?: boolean; } interface MSNetworkInterfaceType { interfaceTypeEthernet?: boolean; - interfaceTypeWireless?: boolean; interfaceTypePPP?: boolean; interfaceTypeTunnel?: boolean; + interfaceTypeWireless?: boolean; interfaceTypeWWAN?: boolean; } @@ -6241,9 +6335,14 @@ interface MSPayloadBase extends RTCStats { payloadDescription?: string; } +interface MSPortRange { + max?: number; + min?: number; +} + interface MSRelayAddress { - relayAddress?: string; port?: number; + relayAddress?: string; } interface MSSignatureParameters { @@ -6251,224 +6350,176 @@ interface MSSignatureParameters { } interface MSTransportDiagnosticsStats extends RTCStats { + allocationTimeInMs?: number; baseAddress?: string; + baseInterface?: MSNetworkInterfaceType; + iceRole?: RTCIceRole; + iceWarningFlags?: MSIceWarningFlags; + interfaces?: MSNetworkInterfaceType; localAddress?: string; + localAddrType?: MSIceAddrType; + localInterface?: MSNetworkInterfaceType; + localMR?: string; + localMRTCPPort?: number; localSite?: string; + msRtcEngineVersion?: string; networkName?: string; + numConsentReqReceived?: number; + numConsentReqSent?: number; + numConsentRespReceived?: number; + numConsentRespSent?: number; + portRangeMax?: number; + portRangeMin?: number; + protocol?: RTCIceProtocol; remoteAddress?: string; - remoteSite?: string; - localMR?: string; + remoteAddrType?: MSIceAddrType; remoteMR?: string; - iceWarningFlags?: MSIceWarningFlags; - portRangeMin?: number; - portRangeMax?: number; - localMRTCPPort?: number; remoteMRTCPPort?: number; - stunVer?: number; - numConsentReqSent?: number; - numConsentReqReceived?: number; - numConsentRespSent?: number; - numConsentRespReceived?: number; - interfaces?: MSNetworkInterfaceType; - baseInterface?: MSNetworkInterfaceType; - protocol?: string; - localInterface?: MSNetworkInterfaceType; - localAddrType?: string; - remoteAddrType?: string; - iceRole?: string; + remoteSite?: string; rtpRtcpMux?: boolean; - allocationTimeInMs?: number; - msRtcEngineVersion?: string; + stunVer?: number; } interface MSUtilization { - packets?: number; bandwidthEstimation?: number; - bandwidthEstimationMin?: number; + bandwidthEstimationAvg?: number; bandwidthEstimationMax?: number; + bandwidthEstimationMin?: number; bandwidthEstimationStdDev?: number; - bandwidthEstimationAvg?: number; + packets?: number; } interface MSVideoPayload extends MSPayloadBase { - resoluton?: string; + durationSeconds?: number; + resolution?: string; videoBitRateAvg?: number; videoBitRateMax?: number; videoFrameRateAvg?: number; videoPacketLossRate?: number; - durationSeconds?: number; } interface MSVideoRecvPayload extends MSVideoPayload { - videoFrameLossRate?: number; + lowBitRateCallPercent?: number; + lowFrameRateCallPercent?: number; + recvBitRateAverage?: number; + recvBitRateMaximum?: number; recvCodecType?: string; - recvResolutionWidth?: number; - recvResolutionHeight?: number; - videoResolutions?: MSVideoResolutionDistribution; + recvFpsHarmonicAverage?: number; recvFrameRateAverage?: number; - recvBitRateMaximum?: number; - recvBitRateAverage?: number; + recvNumResSwitches?: number; + recvReorderBufferMaxSuccessfullyOrderedExtent?: number; + recvReorderBufferMaxSuccessfullyOrderedLateTime?: number; + recvReorderBufferPacketsDroppedDueToBufferExhaustion?: number; + recvReorderBufferPacketsDroppedDueToTimeout?: number; + recvReorderBufferReorderedPackets?: number; + recvResolutionHeight?: number; + recvResolutionWidth?: number; recvVideoStreamsMax?: number; recvVideoStreamsMin?: number; recvVideoStreamsMode?: number; - videoPostFECPLR?: number; - lowBitRateCallPercent?: number; - lowFrameRateCallPercent?: number; reorderBufferTotalPackets?: number; - recvReorderBufferReorderedPackets?: number; - recvReorderBufferPacketsDroppedDueToBufferExhaustion?: number; - recvReorderBufferMaxSuccessfullyOrderedExtent?: number; - recvReorderBufferMaxSuccessfullyOrderedLateTime?: number; - recvReorderBufferPacketsDroppedDueToTimeout?: number; - recvFpsHarmonicAverage?: number; - recvNumResSwitches?: number; + videoFrameLossRate?: number; + videoPostFECPLR?: number; + videoResolutions?: MSVideoResolutionDistribution; } interface MSVideoResolutionDistribution { cifQuality?: number; - vgaQuality?: number; - h720Quality?: number; h1080Quality?: number; h1440Quality?: number; h2160Quality?: number; + h720Quality?: number; + vgaQuality?: number; } interface MSVideoSendPayload extends MSVideoPayload { - sendFrameRateAverage?: number; - sendBitRateMaximum?: number; sendBitRateAverage?: number; - sendVideoStreamsMax?: number; - sendResolutionWidth?: number; + sendBitRateMaximum?: number; + sendFrameRateAverage?: number; sendResolutionHeight?: number; + sendResolutionWidth?: number; + sendVideoStreamsMax?: number; } -interface MediaEncryptedEventInit extends EventInit { - initDataType?: string; - initData?: ArrayBuffer; -} - -interface MediaKeyMessageEventInit extends EventInit { - messageType?: string; - message?: ArrayBuffer; -} - -interface MediaKeySystemConfiguration { - initDataTypes?: string[]; - audioCapabilities?: MediaKeySystemMediaCapability[]; - videoCapabilities?: MediaKeySystemMediaCapability[]; - distinctiveIdentifier?: string; - persistentState?: string; -} - -interface MediaKeySystemMediaCapability { - contentType?: string; - robustness?: string; -} - -interface MediaStreamConstraints { - video?: boolean | MediaTrackConstraints; - audio?: boolean | MediaTrackConstraints; +interface MsZoomToOptions { + animate?: string; + contentX?: number; + contentY?: number; + scaleFactor?: number; + viewportX?: string | null; + viewportY?: string | null; } -interface MediaStreamErrorEventInit extends EventInit { - error?: MediaStreamError; +interface MutationObserverInit { + attributeFilter?: string[]; + attributeOldValue?: boolean; + attributes?: boolean; + characterData?: boolean; + characterDataOldValue?: boolean; + childList?: boolean; + subtree?: boolean; } -interface MediaStreamTrackEventInit extends EventInit { - track?: MediaStreamTrack; +interface NotificationOptions { + body?: string; + dir?: NotificationDirection; + icon?: string; + lang?: string; + tag?: string; } -interface MediaTrackCapabilities { - width?: number | LongRange; - height?: number | LongRange; - aspectRatio?: number | DoubleRange; - frameRate?: number | DoubleRange; - facingMode?: string; - volume?: number | DoubleRange; - sampleRate?: number | LongRange; - sampleSize?: number | LongRange; - echoCancellation?: boolean[]; - deviceId?: string; - groupId?: string; +interface ObjectURLOptions { + oneTimeOnly?: boolean; } -interface MediaTrackConstraintSet { - width?: number | ConstrainLongRange; - height?: number | ConstrainLongRange; - aspectRatio?: number | ConstrainDoubleRange; - frameRate?: number | ConstrainDoubleRange; - facingMode?: string | string[] | ConstrainDOMStringParameters; - volume?: number | ConstrainDoubleRange; - sampleRate?: number | ConstrainLongRange; - sampleSize?: number | ConstrainLongRange; - echoCancelation?: boolean | ConstrainBooleanParameters; - deviceId?: string | string[] | ConstrainDOMStringParameters; - groupId?: string | string[] | ConstrainDOMStringParameters; +interface PaymentCurrencyAmount { + currency: string; + currencySystem?: string; + value: string; } -interface MediaTrackConstraints extends MediaTrackConstraintSet { - advanced?: MediaTrackConstraintSet[]; +interface PaymentDetails { + displayItems?: PaymentItem[]; + error?: string; + modifiers?: PaymentDetailsModifier[]; + shippingOptions?: PaymentShippingOption[]; + total?: PaymentItem; } -interface MediaTrackSettings { - width?: number; - height?: number; - aspectRatio?: number; - frameRate?: number; - facingMode?: string; - volume?: number; - sampleRate?: number; - sampleSize?: number; - echoCancellation?: boolean; - deviceId?: string; - groupId?: string; +interface PaymentDetailsModifier { + additionalDisplayItems?: PaymentItem[]; + data?: any; + supportedMethods: string[]; + total?: PaymentItem; } -interface MediaTrackSupportedConstraints { - width?: boolean; - height?: boolean; - aspectRatio?: boolean; - frameRate?: boolean; - facingMode?: boolean; - volume?: boolean; - sampleRate?: boolean; - sampleSize?: boolean; - echoCancellation?: boolean; - deviceId?: boolean; - groupId?: boolean; +interface PaymentItem { + amount: PaymentCurrencyAmount; + label: string; + pending?: boolean; } -interface MouseEventInit extends EventModifierInit { - screenX?: number; - screenY?: number; - clientX?: number; - clientY?: number; - button?: number; - buttons?: number; - relatedTarget?: EventTarget; +interface PaymentMethodData { + data?: any; + supportedMethods: string[]; } -interface MsZoomToOptions { - contentX?: number; - contentY?: number; - viewportX?: string; - viewportY?: string; - scaleFactor?: number; - animate?: string; +interface PaymentOptions { + requestPayerEmail?: boolean; + requestPayerName?: boolean; + requestPayerPhone?: boolean; + requestShipping?: boolean; + shippingType?: string; } -interface MutationObserverInit { - childList?: boolean; - attributes?: boolean; - characterData?: boolean; - subtree?: boolean; - attributeOldValue?: boolean; - characterDataOldValue?: boolean; - attributeFilter?: string[]; +interface PaymentRequestUpdateEventInit extends EventInit { } -interface ObjectURLOptions { - oneTimeOnly?: boolean; +interface PaymentShippingOption { + amount: PaymentCurrencyAmount; + id: string; + label: string; + selected?: boolean; } interface PeriodicWaveConstraints { @@ -6476,24 +6527,67 @@ interface PeriodicWaveConstraints { } interface PointerEventInit extends MouseEventInit { - pointerId?: number; - width?: number; height?: number; + isPrimary?: boolean; + pointerId?: number; + pointerType?: string; pressure?: number; tiltX?: number; tiltY?: number; - pointerType?: string; - isPrimary?: boolean; + width?: number; +} + +interface PopStateEventInit extends EventInit { + state?: any; } interface PositionOptions { enableHighAccuracy?: boolean; - timeout?: number; maximumAge?: number; + timeout?: number; } -interface RTCDTMFToneChangeEventInit extends EventInit { - tone?: string; +interface ProgressEventInit extends EventInit { + lengthComputable?: boolean; + loaded?: number; + total?: number; +} + +interface PushSubscriptionOptionsInit { + applicationServerKey?: any; + userVisibleOnly?: boolean; +} + +interface RegistrationOptions { + scope?: string; +} + +interface RequestInit { + body?: any; + cache?: RequestCache; + credentials?: RequestCredentials; + headers?: Headers | string[][]; + integrity?: string; + keepalive?: boolean; + method?: string; + mode?: RequestMode; + redirect?: RequestRedirect; + referrer?: string; + referrerPolicy?: ReferrerPolicy; + window?: any; +} + +interface ResponseInit { + headers?: Headers | string[][]; + status?: number; + statusText?: string; +} + +interface RTCConfiguration { + bundlePolicy?: RTCBundlePolicy; + iceServers?: RTCIceServer[]; + iceTransportPolicy?: RTCIceTransportPolicy; + peerIdentity?: string; } interface RTCDtlsFingerprint { @@ -6502,205 +6596,219 @@ interface RTCDtlsFingerprint { } interface RTCDtlsParameters { - role?: string; fingerprints?: RTCDtlsFingerprint[]; + role?: RTCDtlsRole; } -interface RTCIceCandidate { - foundation?: string; - priority?: number; - ip?: string; - protocol?: string; - port?: number; - type?: string; - tcpType?: string; - relatedAddress?: string; - relatedPort?: number; +interface RTCDTMFToneChangeEventInit extends EventInit { + tone?: string; } interface RTCIceCandidateAttributes extends RTCStats { + addressSourceUrl?: string; + candidateType?: RTCStatsIceCandidateType; ipAddress?: string; portNumber?: number; - transport?: string; - candidateType?: string; priority?: number; - addressSourceUrl?: string; + transport?: string; } interface RTCIceCandidateComplete { } +interface RTCIceCandidateDictionary { + foundation?: string; + ip?: string; + msMTurnSessionId?: string; + port?: number; + priority?: number; + protocol?: RTCIceProtocol; + relatedAddress?: string; + relatedPort?: number; + tcpType?: RTCIceTcpCandidateType; + type?: RTCIceCandidateType; +} + +interface RTCIceCandidateInit { + candidate?: string; + sdpMid?: string; + sdpMLineIndex?: number; +} + interface RTCIceCandidatePair { - local?: RTCIceCandidate; - remote?: RTCIceCandidate; + local?: RTCIceCandidateDictionary; + remote?: RTCIceCandidateDictionary; } interface RTCIceCandidatePairStats extends RTCStats { - transportId?: string; + availableIncomingBitrate?: number; + availableOutgoingBitrate?: number; + bytesReceived?: number; + bytesSent?: number; localCandidateId?: string; - remoteCandidateId?: string; - state?: string; - priority?: number; nominated?: boolean; - writable?: boolean; + priority?: number; readable?: boolean; - bytesSent?: number; - bytesReceived?: number; + remoteCandidateId?: string; roundTripTime?: number; - availableOutgoingBitrate?: number; - availableIncomingBitrate?: number; + state?: RTCStatsIceCandidatePairState; + transportId?: string; + writable?: boolean; } interface RTCIceGatherOptions { - gatherPolicy?: string; + gatherPolicy?: RTCIceGatherPolicy; iceservers?: RTCIceServer[]; + portRange?: MSPortRange; } interface RTCIceParameters { - usernameFragment?: string; + iceLite?: boolean | null; password?: string; + usernameFragment?: string; } interface RTCIceServer { + credential?: string | null; urls?: any; - username?: string; - credential?: string; + username?: string | null; } interface RTCInboundRTPStreamStats extends RTCRTPStreamStats { - packetsReceived?: number; bytesReceived?: number; - packetsLost?: number; - jitter?: number; fractionLost?: number; + jitter?: number; + packetsLost?: number; + packetsReceived?: number; } interface RTCMediaStreamTrackStats extends RTCStats { - trackIdentifier?: string; - remoteSource?: boolean; - ssrcIds?: string[]; - frameWidth?: number; - frameHeight?: number; - framesPerSecond?: number; - framesSent?: number; - framesReceived?: number; - framesDecoded?: number; - framesDropped?: number; - framesCorrupted?: number; audioLevel?: number; echoReturnLoss?: number; echoReturnLossEnhancement?: number; + frameHeight?: number; + framesCorrupted?: number; + framesDecoded?: number; + framesDropped?: number; + framesPerSecond?: number; + framesReceived?: number; + framesSent?: number; + frameWidth?: number; + remoteSource?: boolean; + ssrcIds?: string[]; + trackIdentifier?: string; +} + +interface RTCOfferOptions { + iceRestart?: boolean; + offerToReceiveAudio?: number; + offerToReceiveVideo?: number; + voiceActivityDetection?: boolean; } interface RTCOutboundRTPStreamStats extends RTCRTPStreamStats { - packetsSent?: number; bytesSent?: number; - targetBitrate?: number; + packetsSent?: number; roundTripTime?: number; + targetBitrate?: number; } -interface RTCRTPStreamStats extends RTCStats { - ssrc?: string; - associateStatsId?: string; - isRemote?: boolean; - mediaTrackId?: string; - transportId?: string; - codecId?: string; - firCount?: number; - pliCount?: number; - nackCount?: number; - sliCount?: number; +interface RTCPeerConnectionIceEventInit extends EventInit { + candidate?: RTCIceCandidate; } interface RTCRtcpFeedback { - type?: string; parameter?: string; + type?: string; } interface RTCRtcpParameters { - ssrc?: number; cname?: string; - reducedSize?: boolean; mux?: boolean; + reducedSize?: boolean; + ssrc?: number; } interface RTCRtpCapabilities { codecs?: RTCRtpCodecCapability[]; - headerExtensions?: RTCRtpHeaderExtension[]; fecMechanisms?: string[]; + headerExtensions?: RTCRtpHeaderExtension[]; } interface RTCRtpCodecCapability { - name?: string; - kind?: string; clockRate?: number; - preferredPayloadType?: number; + kind?: string; maxptime?: number; + maxSpatialLayers?: number; + maxTemporalLayers?: number; + name?: string; numChannels?: number; - rtcpFeedback?: RTCRtcpFeedback[]; - parameters?: any; options?: any; - maxTemporalLayers?: number; - maxSpatialLayers?: number; + parameters?: any; + preferredPayloadType?: number; + ptime?: number; + rtcpFeedback?: RTCRtcpFeedback[]; svcMultiStreamSupport?: boolean; } interface RTCRtpCodecParameters { - name?: string; - payloadType?: any; clockRate?: number; maxptime?: number; + name?: string; numChannels?: number; - rtcpFeedback?: RTCRtcpFeedback[]; parameters?: any; + payloadType?: any; + ptime?: number; + rtcpFeedback?: RTCRtcpFeedback[]; } interface RTCRtpContributingSource { - timestamp?: number; - csrc?: number; audioLevel?: number; + csrc?: number; + timestamp?: number; } interface RTCRtpEncodingParameters { - ssrc?: number; + active?: boolean; codecPayloadType?: number; + dependencyEncodingIds?: string[]; + encodingId?: string; fec?: RTCRtpFecParameters; - rtx?: RTCRtpRtxParameters; - priority?: number; + framerateScale?: number; maxBitrate?: number; + maxFramerate?: number; minQuality?: number; - framerateBias?: number; + priority?: number; resolutionScale?: number; - framerateScale?: number; - active?: boolean; - encodingId?: string; - dependencyEncodingIds?: string[]; + rtx?: RTCRtpRtxParameters; + ssrc?: number; ssrcRange?: RTCSsrcRange; } interface RTCRtpFecParameters { - ssrc?: number; mechanism?: string; + ssrc?: number; } interface RTCRtpHeaderExtension { kind?: string; - uri?: string; - preferredId?: number; preferredEncrypt?: boolean; + preferredId?: number; + uri?: string; } interface RTCRtpHeaderExtensionParameters { - uri?: string; - id?: number; encrypt?: boolean; + id?: number; + uri?: string; } interface RTCRtpParameters { - muxId?: string; codecs?: RTCRtpCodecParameters[]; - headerExtensions?: RTCRtpHeaderExtensionParameters[]; + degradationPreference?: RTCDegradationPreference; encodings?: RTCRtpEncodingParameters[]; + headerExtensions?: RTCRtpHeaderExtensionParameters[]; + muxId?: string; rtcp?: RTCRtcpParameters; } @@ -6708,75 +6816,138 @@ interface RTCRtpRtxParameters { ssrc?: number; } +interface RTCRTPStreamStats extends RTCStats { + associateStatsId?: string; + codecId?: string; + firCount?: number; + isRemote?: boolean; + mediaTrackId?: string; + nackCount?: number; + pliCount?: number; + sliCount?: number; + ssrc?: string; + transportId?: string; +} + interface RTCRtpUnhandled { - ssrc?: number; - payloadType?: number; muxId?: string; + payloadType?: number; + ssrc?: number; +} + +interface RTCSessionDescriptionInit { + sdp?: string; + type?: RTCSdpType; } interface RTCSrtpKeyParam { keyMethod?: string; keySalt?: string; lifetime?: string; - mkiValue?: number; mkiLength?: number; + mkiValue?: number; } interface RTCSrtpSdesParameters { - tag?: number; cryptoSuite?: string; keyParams?: RTCSrtpKeyParam[]; sessionParams?: string[]; + tag?: number; } interface RTCSsrcRange { - min?: number; max?: number; + min?: number; } interface RTCStats { - timestamp?: number; - type?: string; id?: string; - msType?: string; + msType?: MSStatsType; + timestamp?: number; + type?: RTCStatsType; } interface RTCStatsReport { } interface RTCTransportStats extends RTCStats { - bytesSent?: number; - bytesReceived?: number; - rtcpTransportStatsId?: string; activeConnection?: boolean; - selectedCandidatePairId?: string; + bytesReceived?: number; + bytesSent?: number; localCertificateId?: string; remoteCertificateId?: string; + rtcpTransportStatsId?: string; + selectedCandidatePairId?: string; +} + +interface ScopedCredentialDescriptor { + id: any; + transports?: Transport[]; + type: ScopedCredentialType; +} + +interface ScopedCredentialOptions { + excludeList?: ScopedCredentialDescriptor[]; + extensions?: WebAuthnExtensions; + rpId?: USVString; + timeoutSeconds?: number; +} + +interface ScopedCredentialParameters { + algorithm: string | Algorithm; + type: ScopedCredentialType; +} + +interface ServiceWorkerMessageEventInit extends EventInit { + data?: any; + lastEventId?: string; + origin?: string; + ports?: MessagePort[] | null; + source?: ServiceWorker | MessagePort | null; +} + +interface SpeechSynthesisEventInit extends EventInit { + charIndex?: number; + elapsedTime?: number; + name?: string; + utterance?: SpeechSynthesisUtterance | null; } interface StoreExceptionsInformation extends ExceptionInformation { - siteName?: string; - explanationString?: string; - detailURI?: string; + detailURI?: string | null; + explanationString?: string | null; + siteName?: string | null; } interface StoreSiteSpecificExceptionsInformation extends StoreExceptionsInformation { arrayOfDomainStrings?: string[]; } +interface TrackEventInit extends EventInit { + track?: VideoTrack | AudioTrack | TextTrack | null; +} + +interface TransitionEventInit extends EventInit { + elapsedTime?: number; + propertyName?: string; +} + interface UIEventInit extends EventInit { - view?: Window; detail?: number; + view?: Window | null; +} + +interface WebAuthnExtensions { } interface WebGLContextAttributes { failIfMajorPerformanceCaveat?: boolean; alpha?: boolean; - depth?: boolean; - stencil?: boolean; antialias?: boolean; + depth?: boolean; premultipliedAlpha?: boolean; preserveDrawingBuffer?: boolean; + stencil?: boolean; } interface WebGLContextEventInit extends EventInit { @@ -6784,27 +6955,26 @@ interface WebGLContextEventInit extends EventInit { } interface WheelEventInit extends MouseEventInit { + deltaMode?: number; deltaX?: number; deltaY?: number; deltaZ?: number; - deltaMode?: number; } interface EventListener { (evt: Event): void; } -interface ANGLE_instanced_arrays { - drawArraysInstancedANGLE(mode: number, first: number, count: number, primcount: number): void; - drawElementsInstancedANGLE(mode: number, count: number, type: number, offset: number, primcount: number): void; - vertexAttribDivisorANGLE(index: number, divisor: number): void; - readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +interface WebKitEntriesCallback { + (evt: Event): void; } -declare var ANGLE_instanced_arrays: { - prototype: ANGLE_instanced_arrays; - new(): ANGLE_instanced_arrays; - readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +interface WebKitErrorCallback { + (evt: Event): void; +} + +interface WebKitFileCallback { + (evt: Event): void; } interface AnalyserNode extends AudioNode { @@ -6822,8 +6992,21 @@ interface AnalyserNode extends AudioNode { declare var AnalyserNode: { prototype: AnalyserNode; new(): AnalyserNode; +}; + +interface ANGLE_instanced_arrays { + drawArraysInstancedANGLE(mode: number, first: number, count: number, primcount: number): void; + drawElementsInstancedANGLE(mode: number, count: number, type: number, offset: number, primcount: number): void; + vertexAttribDivisorANGLE(index: number, divisor: number): void; + readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; } +declare var ANGLE_instanced_arrays: { + prototype: ANGLE_instanced_arrays; + new(): ANGLE_instanced_arrays; + readonly VERTEX_ATTRIB_ARRAY_DIVISOR_ANGLE: number; +}; + interface AnimationEvent extends Event { readonly animationName: string; readonly elapsedTime: number; @@ -6832,14 +7015,14 @@ interface AnimationEvent extends Event { declare var AnimationEvent: { prototype: AnimationEvent; - new(): AnimationEvent; -} + new(typeArg: string, eventInitDict?: AnimationEventInit): AnimationEvent; +}; interface ApplicationCacheEventMap { "cached": Event; "checking": Event; "downloading": Event; - "error": ErrorEvent; + "error": Event; "noupdate": Event; "obsolete": Event; "progress": ProgressEvent; @@ -6850,7 +7033,7 @@ interface ApplicationCache extends EventTarget { oncached: (this: ApplicationCache, ev: Event) => any; onchecking: (this: ApplicationCache, ev: Event) => any; ondownloading: (this: ApplicationCache, ev: Event) => any; - onerror: (this: ApplicationCache, ev: ErrorEvent) => any; + onerror: (this: ApplicationCache, ev: Event) => any; onnoupdate: (this: ApplicationCache, ev: Event) => any; onobsolete: (this: ApplicationCache, ev: Event) => any; onprogress: (this: ApplicationCache, ev: ProgressEvent) => any; @@ -6867,6 +7050,8 @@ interface ApplicationCache extends EventTarget { readonly UPDATEREADY: number; addEventListener(type: K, listener: (this: ApplicationCache, ev: ApplicationCacheEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ApplicationCache, ev: ApplicationCacheEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var ApplicationCache: { @@ -6878,17 +7063,7 @@ declare var ApplicationCache: { readonly OBSOLETE: number; readonly UNCACHED: number; readonly UPDATEREADY: number; -} - -interface AriaRequestEvent extends Event { - readonly attributeName: string; - attributeValue: string | null; -} - -declare var AriaRequestEvent: { - prototype: AriaRequestEvent; - new(type: string, eventInitDict?: AriaRequestEventInit): AriaRequestEvent; -} +}; interface Attr extends Node { readonly name: string; @@ -6901,7 +7076,7 @@ interface Attr extends Node { declare var Attr: { prototype: Attr; new(): Attr; -} +}; interface AudioBuffer { readonly duration: number; @@ -6916,7 +7091,7 @@ interface AudioBuffer { declare var AudioBuffer: { prototype: AudioBuffer; new(): AudioBuffer; -} +}; interface AudioBufferSourceNodeEventMap { "ended": MediaStreamErrorEvent; @@ -6934,19 +7109,27 @@ interface AudioBufferSourceNode extends AudioNode { stop(when?: number): void; addEventListener(type: K, listener: (this: AudioBufferSourceNode, ev: AudioBufferSourceNodeEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioBufferSourceNode, ev: AudioBufferSourceNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var AudioBufferSourceNode: { prototype: AudioBufferSourceNode; new(): AudioBufferSourceNode; +}; + +interface AudioContextEventMap { + "statechange": Event; } -interface AudioContext extends EventTarget { +interface AudioContextBase extends EventTarget { readonly currentTime: number; readonly destination: AudioDestinationNode; readonly listener: AudioListener; + onstatechange: (this: AudioContext, ev: Event) => any; readonly sampleRate: number; - state: string; + readonly state: AudioContextState; + close(): Promise; createAnalyser(): AnalyserNode; createBiquadFilter(): BiquadFilterNode; createBuffer(numberOfChannels: number, length: number, sampleRate: number): AudioBuffer; @@ -6957,6 +7140,7 @@ interface AudioContext extends EventTarget { createDelay(maxDelayTime?: number): DelayNode; createDynamicsCompressor(): DynamicsCompressorNode; createGain(): GainNode; + createIIRFilter(feedforward: number[], feedback: number[]): IIRFilterNode; createMediaElementSource(mediaElement: HTMLMediaElement): MediaElementAudioSourceNode; createMediaStreamSource(mediaStream: MediaStream): MediaStreamAudioSourceNode; createOscillator(): OscillatorNode; @@ -6965,13 +7149,22 @@ interface AudioContext extends EventTarget { createScriptProcessor(bufferSize?: number, numberOfInputChannels?: number, numberOfOutputChannels?: number): ScriptProcessorNode; createStereoPanner(): StereoPannerNode; createWaveShaper(): WaveShaperNode; - decodeAudioData(audioData: ArrayBuffer, successCallback?: DecodeSuccessCallback, errorCallback?: DecodeErrorCallback): PromiseLike; + decodeAudioData(audioData: ArrayBuffer, successCallback?: DecodeSuccessCallback, errorCallback?: DecodeErrorCallback): Promise; + resume(): Promise; + addEventListener(type: K, listener: (this: AudioContext, ev: AudioContextEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioContext, ev: AudioContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface AudioContext extends AudioContextBase { + suspend(): Promise; } declare var AudioContext: { prototype: AudioContext; new(): AudioContext; -} +}; interface AudioDestinationNode extends AudioNode { readonly maxChannelCount: number; @@ -6980,7 +7173,7 @@ interface AudioDestinationNode extends AudioNode { declare var AudioDestinationNode: { prototype: AudioDestinationNode; new(): AudioDestinationNode; -} +}; interface AudioListener { dopplerFactor: number; @@ -6993,16 +7186,17 @@ interface AudioListener { declare var AudioListener: { prototype: AudioListener; new(): AudioListener; -} +}; interface AudioNode extends EventTarget { channelCount: number; - channelCountMode: string; - channelInterpretation: string; + channelCountMode: ChannelCountMode; + channelInterpretation: ChannelInterpretation; readonly context: AudioContext; readonly numberOfInputs: number; readonly numberOfOutputs: number; - connect(destination: AudioNode, output?: number, input?: number): void; + connect(destination: AudioNode, output?: number, input?: number): AudioNode; + connect(destination: AudioParam, output?: number): void; disconnect(output?: number): void; disconnect(destination: AudioNode, output?: number, input?: number): void; disconnect(destination: AudioParam, output?: number): void; @@ -7011,23 +7205,23 @@ interface AudioNode extends EventTarget { declare var AudioNode: { prototype: AudioNode; new(): AudioNode; -} +}; interface AudioParam { readonly defaultValue: number; value: number; - cancelScheduledValues(startTime: number): void; - exponentialRampToValueAtTime(value: number, endTime: number): void; - linearRampToValueAtTime(value: number, endTime: number): void; - setTargetAtTime(target: number, startTime: number, timeConstant: number): void; - setValueAtTime(value: number, startTime: number): void; - setValueCurveAtTime(values: Float32Array, startTime: number, duration: number): void; + cancelScheduledValues(startTime: number): AudioParam; + exponentialRampToValueAtTime(value: number, endTime: number): AudioParam; + linearRampToValueAtTime(value: number, endTime: number): AudioParam; + setTargetAtTime(target: number, startTime: number, timeConstant: number): AudioParam; + setValueAtTime(value: number, startTime: number): AudioParam; + setValueCurveAtTime(values: Float32Array, startTime: number, duration: number): AudioParam; } declare var AudioParam: { prototype: AudioParam; new(): AudioParam; -} +}; interface AudioProcessingEvent extends Event { readonly inputBuffer: AudioBuffer; @@ -7038,7 +7232,7 @@ interface AudioProcessingEvent extends Event { declare var AudioProcessingEvent: { prototype: AudioProcessingEvent; new(): AudioProcessingEvent; -} +}; interface AudioTrack { enabled: boolean; @@ -7052,7 +7246,7 @@ interface AudioTrack { declare var AudioTrack: { prototype: AudioTrack; new(): AudioTrack; -} +}; interface AudioTrackListEventMap { "addtrack": TrackEvent; @@ -7069,13 +7263,15 @@ interface AudioTrackList extends EventTarget { item(index: number): AudioTrack; addEventListener(type: K, listener: (this: AudioTrackList, ev: AudioTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AudioTrackList, ev: AudioTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: AudioTrack; } declare var AudioTrackList: { prototype: AudioTrackList; new(): AudioTrackList; -} +}; interface BarProp { readonly visible: boolean; @@ -7084,7 +7280,7 @@ interface BarProp { declare var BarProp: { prototype: BarProp; new(): BarProp; -} +}; interface BeforeUnloadEvent extends Event { returnValue: any; @@ -7093,21 +7289,21 @@ interface BeforeUnloadEvent extends Event { declare var BeforeUnloadEvent: { prototype: BeforeUnloadEvent; new(): BeforeUnloadEvent; -} +}; interface BiquadFilterNode extends AudioNode { - readonly Q: AudioParam; readonly detune: AudioParam; readonly frequency: AudioParam; readonly gain: AudioParam; - type: string; + readonly Q: AudioParam; + type: BiquadFilterType; getFrequencyResponse(frequencyHz: Float32Array, magResponse: Float32Array, phaseResponse: Float32Array): void; } declare var BiquadFilterNode: { prototype: BiquadFilterNode; new(): BiquadFilterNode; -} +}; interface Blob { readonly size: number; @@ -7120,179 +7316,468 @@ interface Blob { declare var Blob: { prototype: Blob; new (blobParts?: any[], options?: BlobPropertyBag): Blob; -} +}; -interface CDATASection extends Text { +interface Cache { + add(request: RequestInfo): Promise; + addAll(requests: RequestInfo[]): Promise; + delete(request: RequestInfo, options?: CacheQueryOptions): Promise; + keys(request?: RequestInfo, options?: CacheQueryOptions): Promise; + match(request: RequestInfo, options?: CacheQueryOptions): Promise; + matchAll(request?: RequestInfo, options?: CacheQueryOptions): Promise; + put(request: RequestInfo, response: Response): Promise; } -declare var CDATASection: { - prototype: CDATASection; - new(): CDATASection; -} +declare var Cache: { + prototype: Cache; + new(): Cache; +}; -interface CSS { - supports(property: string, value?: string): boolean; +interface CacheStorage { + delete(cacheName: string): Promise; + has(cacheName: string): Promise; + keys(): Promise; + match(request: RequestInfo, options?: CacheQueryOptions): Promise; + open(cacheName: string): Promise; } -declare var CSS: CSS; -interface CSSConditionRule extends CSSGroupingRule { - conditionText: string; -} +declare var CacheStorage: { + prototype: CacheStorage; + new(): CacheStorage; +}; -declare var CSSConditionRule: { - prototype: CSSConditionRule; - new(): CSSConditionRule; +interface CanvasGradient { + addColorStop(offset: number, color: string): void; } -interface CSSFontFaceRule extends CSSRule { - readonly style: CSSStyleDeclaration; -} +declare var CanvasGradient: { + prototype: CanvasGradient; + new(): CanvasGradient; +}; -declare var CSSFontFaceRule: { - prototype: CSSFontFaceRule; - new(): CSSFontFaceRule; +interface CanvasPattern { + setTransform(matrix: SVGMatrix): void; } -interface CSSGroupingRule extends CSSRule { - readonly cssRules: CSSRuleList; - deleteRule(index: number): void; - insertRule(rule: string, index: number): number; -} +declare var CanvasPattern: { + prototype: CanvasPattern; + new(): CanvasPattern; +}; -declare var CSSGroupingRule: { - prototype: CSSGroupingRule; - new(): CSSGroupingRule; +interface CanvasRenderingContext2D extends Object, CanvasPathMethods { + readonly canvas: HTMLCanvasElement; + fillStyle: string | CanvasGradient | CanvasPattern; + font: string; + globalAlpha: number; + globalCompositeOperation: string; + imageSmoothingEnabled: boolean; + lineCap: string; + lineDashOffset: number; + lineJoin: string; + lineWidth: number; + miterLimit: number; + msFillRule: CanvasFillRule; + shadowBlur: number; + shadowColor: string; + shadowOffsetX: number; + shadowOffsetY: number; + strokeStyle: string | CanvasGradient | CanvasPattern; + textAlign: string; + textBaseline: string; + mozImageSmoothingEnabled: boolean; + webkitImageSmoothingEnabled: boolean; + oImageSmoothingEnabled: boolean; + beginPath(): void; + clearRect(x: number, y: number, w: number, h: number): void; + clip(fillRule?: CanvasFillRule): void; + createImageData(imageDataOrSw: number | ImageData, sh?: number): ImageData; + createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient; + createPattern(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, repetition: string): CanvasPattern; + createRadialGradient(x0: number, y0: number, r0: number, x1: number, y1: number, r1: number): CanvasGradient; + drawFocusIfNeeded(element: Element): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, dstX: number, dstY: number): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, dstX: number, dstY: number, dstW: number, dstH: number): void; + drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement | ImageBitmap, srcX: number, srcY: number, srcW: number, srcH: number, dstX: number, dstY: number, dstW: number, dstH: number): void; + fill(fillRule?: CanvasFillRule): void; + fillRect(x: number, y: number, w: number, h: number): void; + fillText(text: string, x: number, y: number, maxWidth?: number): void; + getImageData(sx: number, sy: number, sw: number, sh: number): ImageData; + getLineDash(): number[]; + isPointInPath(x: number, y: number, fillRule?: CanvasFillRule): boolean; + measureText(text: string): TextMetrics; + putImageData(imagedata: ImageData, dx: number, dy: number, dirtyX?: number, dirtyY?: number, dirtyWidth?: number, dirtyHeight?: number): void; + restore(): void; + rotate(angle: number): void; + save(): void; + scale(x: number, y: number): void; + setLineDash(segments: number[]): void; + setTransform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; + stroke(path?: Path2D): void; + strokeRect(x: number, y: number, w: number, h: number): void; + strokeText(text: string, x: number, y: number, maxWidth?: number): void; + transform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; + translate(x: number, y: number): void; } -interface CSSImportRule extends CSSRule { - readonly href: string; - readonly media: MediaList; - readonly styleSheet: CSSStyleSheet; -} +declare var CanvasRenderingContext2D: { + prototype: CanvasRenderingContext2D; + new(): CanvasRenderingContext2D; +}; -declare var CSSImportRule: { - prototype: CSSImportRule; - new(): CSSImportRule; +interface CDATASection extends Text { } -interface CSSKeyframeRule extends CSSRule { - keyText: string; - readonly style: CSSStyleDeclaration; -} +declare var CDATASection: { + prototype: CDATASection; + new(): CDATASection; +}; -declare var CSSKeyframeRule: { - prototype: CSSKeyframeRule; - new(): CSSKeyframeRule; +interface ChannelMergerNode extends AudioNode { } -interface CSSKeyframesRule extends CSSRule { - readonly cssRules: CSSRuleList; - name: string; - appendRule(rule: string): void; - deleteRule(rule: string): void; - findRule(rule: string): CSSKeyframeRule; -} +declare var ChannelMergerNode: { + prototype: ChannelMergerNode; + new(): ChannelMergerNode; +}; -declare var CSSKeyframesRule: { - prototype: CSSKeyframesRule; - new(): CSSKeyframesRule; +interface ChannelSplitterNode extends AudioNode { } -interface CSSMediaRule extends CSSConditionRule { - readonly media: MediaList; -} +declare var ChannelSplitterNode: { + prototype: ChannelSplitterNode; + new(): ChannelSplitterNode; +}; -declare var CSSMediaRule: { - prototype: CSSMediaRule; - new(): CSSMediaRule; +interface CharacterData extends Node, ChildNode { + data: string; + readonly length: number; + appendData(arg: string): void; + deleteData(offset: number, count: number): void; + insertData(offset: number, arg: string): void; + replaceData(offset: number, count: number, arg: string): void; + substringData(offset: number, count: number): string; } -interface CSSNamespaceRule extends CSSRule { - readonly namespaceURI: string; - readonly prefix: string; -} +declare var CharacterData: { + prototype: CharacterData; + new(): CharacterData; +}; -declare var CSSNamespaceRule: { - prototype: CSSNamespaceRule; - new(): CSSNamespaceRule; +interface ClientRect { + bottom: number; + readonly height: number; + left: number; + right: number; + top: number; + readonly width: number; } -interface CSSPageRule extends CSSRule { - readonly pseudoClass: string; - readonly selector: string; - selectorText: string; - readonly style: CSSStyleDeclaration; -} +declare var ClientRect: { + prototype: ClientRect; + new(): ClientRect; +}; -declare var CSSPageRule: { - prototype: CSSPageRule; - new(): CSSPageRule; +interface ClientRectList { + readonly length: number; + item(index: number): ClientRect; + [index: number]: ClientRect; } -interface CSSRule { - cssText: string; - readonly parentRule: CSSRule; - readonly parentStyleSheet: CSSStyleSheet; - readonly type: number; - readonly CHARSET_RULE: number; - readonly FONT_FACE_RULE: number; - readonly IMPORT_RULE: number; - readonly KEYFRAMES_RULE: number; - readonly KEYFRAME_RULE: number; - readonly MEDIA_RULE: number; - readonly NAMESPACE_RULE: number; - readonly PAGE_RULE: number; - readonly STYLE_RULE: number; - readonly SUPPORTS_RULE: number; - readonly UNKNOWN_RULE: number; - readonly VIEWPORT_RULE: number; +declare var ClientRectList: { + prototype: ClientRectList; + new(): ClientRectList; +}; + +interface ClipboardEvent extends Event { + readonly clipboardData: DataTransfer; } -declare var CSSRule: { - prototype: CSSRule; - new(): CSSRule; - readonly CHARSET_RULE: number; - readonly FONT_FACE_RULE: number; - readonly IMPORT_RULE: number; - readonly KEYFRAMES_RULE: number; - readonly KEYFRAME_RULE: number; - readonly MEDIA_RULE: number; - readonly NAMESPACE_RULE: number; - readonly PAGE_RULE: number; - readonly STYLE_RULE: number; - readonly SUPPORTS_RULE: number; - readonly UNKNOWN_RULE: number; - readonly VIEWPORT_RULE: number; +declare var ClipboardEvent: { + prototype: ClipboardEvent; + new(type: string, eventInitDict?: ClipboardEventInit): ClipboardEvent; +}; + +interface CloseEvent extends Event { + readonly code: number; + readonly reason: string; + readonly wasClean: boolean; + initCloseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, wasCleanArg: boolean, codeArg: number, reasonArg: string): void; } -interface CSSRuleList { - readonly length: number; - item(index: number): CSSRule; - [index: number]: CSSRule; +declare var CloseEvent: { + prototype: CloseEvent; + new(typeArg: string, eventInitDict?: CloseEventInit): CloseEvent; +}; + +interface Comment extends CharacterData { + text: string; } -declare var CSSRuleList: { - prototype: CSSRuleList; - new(): CSSRuleList; +declare var Comment: { + prototype: Comment; + new(): Comment; +}; + +interface CompositionEvent extends UIEvent { + readonly data: string; + readonly locale: string; + initCompositionEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, dataArg: string, locale: string): void; } -interface CSSStyleDeclaration { - alignContent: string | null; - alignItems: string | null; - alignSelf: string | null; - alignmentBaseline: string | null; - animation: string | null; - animationDelay: string | null; - animationDirection: string | null; - animationDuration: string | null; - animationFillMode: string | null; - animationIterationCount: string | null; - animationName: string | null; - animationPlayState: string | null; - animationTimingFunction: string | null; - backfaceVisibility: string | null; - background: string | null; - backgroundAttachment: string | null; +declare var CompositionEvent: { + prototype: CompositionEvent; + new(typeArg: string, eventInitDict?: CompositionEventInit): CompositionEvent; +}; + +interface Console { + assert(test?: boolean, message?: string, ...optionalParams: any[]): void; + clear(): void; + count(countTitle?: string): void; + debug(message?: any, ...optionalParams: any[]): void; + dir(value?: any, ...optionalParams: any[]): void; + dirxml(value: any): void; + error(message?: any, ...optionalParams: any[]): void; + exception(message?: string, ...optionalParams: any[]): void; + group(groupTitle?: string, ...optionalParams: any[]): void; + groupCollapsed(groupTitle?: string, ...optionalParams: any[]): void; + groupEnd(): void; + info(message?: any, ...optionalParams: any[]): void; + log(message?: any, ...optionalParams: any[]): void; + msIsIndependentlyComposed(element: Element): boolean; + profile(reportName?: string): void; + profileEnd(): void; + select(element: Element): void; + table(...data: any[]): void; + time(timerName?: string): void; + timeEnd(timerName?: string): void; + trace(message?: any, ...optionalParams: any[]): void; + warn(message?: any, ...optionalParams: any[]): void; +} + +declare var Console: { + prototype: Console; + new(): Console; +}; + +interface ConvolverNode extends AudioNode { + buffer: AudioBuffer | null; + normalize: boolean; +} + +declare var ConvolverNode: { + prototype: ConvolverNode; + new(): ConvolverNode; +}; + +interface Coordinates { + readonly accuracy: number; + readonly altitude: number | null; + readonly altitudeAccuracy: number | null; + readonly heading: number | null; + readonly latitude: number; + readonly longitude: number; + readonly speed: number | null; +} + +declare var Coordinates: { + prototype: Coordinates; + new(): Coordinates; +}; + +interface Crypto extends Object, RandomSource { + readonly subtle: SubtleCrypto; +} + +declare var Crypto: { + prototype: Crypto; + new(): Crypto; +}; + +interface CryptoKey { + readonly algorithm: KeyAlgorithm; + readonly extractable: boolean; + readonly type: string; + readonly usages: string[]; +} + +declare var CryptoKey: { + prototype: CryptoKey; + new(): CryptoKey; +}; + +interface CryptoKeyPair { + privateKey: CryptoKey; + publicKey: CryptoKey; +} + +declare var CryptoKeyPair: { + prototype: CryptoKeyPair; + new(): CryptoKeyPair; +}; + +interface CSS { + supports(property: string, value?: string): boolean; +} +declare var CSS: CSS; + +interface CSSConditionRule extends CSSGroupingRule { + conditionText: string; +} + +declare var CSSConditionRule: { + prototype: CSSConditionRule; + new(): CSSConditionRule; +}; + +interface CSSFontFaceRule extends CSSRule { + readonly style: CSSStyleDeclaration; +} + +declare var CSSFontFaceRule: { + prototype: CSSFontFaceRule; + new(): CSSFontFaceRule; +}; + +interface CSSGroupingRule extends CSSRule { + readonly cssRules: CSSRuleList; + deleteRule(index: number): void; + insertRule(rule: string, index: number): number; +} + +declare var CSSGroupingRule: { + prototype: CSSGroupingRule; + new(): CSSGroupingRule; +}; + +interface CSSImportRule extends CSSRule { + readonly href: string; + readonly media: MediaList; + readonly styleSheet: CSSStyleSheet; +} + +declare var CSSImportRule: { + prototype: CSSImportRule; + new(): CSSImportRule; +}; + +interface CSSKeyframeRule extends CSSRule { + keyText: string; + readonly style: CSSStyleDeclaration; +} + +declare var CSSKeyframeRule: { + prototype: CSSKeyframeRule; + new(): CSSKeyframeRule; +}; + +interface CSSKeyframesRule extends CSSRule { + readonly cssRules: CSSRuleList; + name: string; + appendRule(rule: string): void; + deleteRule(rule: string): void; + findRule(rule: string): CSSKeyframeRule; +} + +declare var CSSKeyframesRule: { + prototype: CSSKeyframesRule; + new(): CSSKeyframesRule; +}; + +interface CSSMediaRule extends CSSConditionRule { + readonly media: MediaList; +} + +declare var CSSMediaRule: { + prototype: CSSMediaRule; + new(): CSSMediaRule; +}; + +interface CSSNamespaceRule extends CSSRule { + readonly namespaceURI: string; + readonly prefix: string; +} + +declare var CSSNamespaceRule: { + prototype: CSSNamespaceRule; + new(): CSSNamespaceRule; +}; + +interface CSSPageRule extends CSSRule { + readonly pseudoClass: string; + readonly selector: string; + selectorText: string; + readonly style: CSSStyleDeclaration; +} + +declare var CSSPageRule: { + prototype: CSSPageRule; + new(): CSSPageRule; +}; + +interface CSSRule { + cssText: string; + readonly parentRule: CSSRule; + readonly parentStyleSheet: CSSStyleSheet; + readonly type: number; + readonly CHARSET_RULE: number; + readonly FONT_FACE_RULE: number; + readonly IMPORT_RULE: number; + readonly KEYFRAME_RULE: number; + readonly KEYFRAMES_RULE: number; + readonly MEDIA_RULE: number; + readonly NAMESPACE_RULE: number; + readonly PAGE_RULE: number; + readonly STYLE_RULE: number; + readonly SUPPORTS_RULE: number; + readonly UNKNOWN_RULE: number; + readonly VIEWPORT_RULE: number; +} + +declare var CSSRule: { + prototype: CSSRule; + new(): CSSRule; + readonly CHARSET_RULE: number; + readonly FONT_FACE_RULE: number; + readonly IMPORT_RULE: number; + readonly KEYFRAME_RULE: number; + readonly KEYFRAMES_RULE: number; + readonly MEDIA_RULE: number; + readonly NAMESPACE_RULE: number; + readonly PAGE_RULE: number; + readonly STYLE_RULE: number; + readonly SUPPORTS_RULE: number; + readonly UNKNOWN_RULE: number; + readonly VIEWPORT_RULE: number; +}; + +interface CSSRuleList { + readonly length: number; + item(index: number): CSSRule; + [index: number]: CSSRule; +} + +declare var CSSRuleList: { + prototype: CSSRuleList; + new(): CSSRuleList; +}; + +interface CSSStyleDeclaration { + alignContent: string | null; + alignItems: string | null; + alignmentBaseline: string | null; + alignSelf: string | null; + animation: string | null; + animationDelay: string | null; + animationDirection: string | null; + animationDuration: string | null; + animationFillMode: string | null; + animationIterationCount: string | null; + animationName: string | null; + animationPlayState: string | null; + animationTimingFunction: string | null; + backfaceVisibility: string | null; + background: string | null; + backgroundAttachment: string | null; backgroundClip: string | null; backgroundColor: string | null; backgroundImage: string | null; @@ -7356,9 +7841,9 @@ interface CSSStyleDeclaration { columnRuleColor: any; columnRuleStyle: string | null; columnRuleWidth: any; + columns: string | null; columnSpan: string | null; columnWidth: any; - columns: string | null; content: string | null; counterIncrement: string | null; counterReset: string | null; @@ -7398,10 +7883,16 @@ interface CSSStyleDeclaration { imeMode: string | null; justifyContent: string | null; kerning: string | null; + layoutGrid: string | null; + layoutGridChar: string | null; + layoutGridLine: string | null; + layoutGridMode: string | null; + layoutGridType: string | null; left: string | null; readonly length: number; letterSpacing: string | null; lightingColor: string | null; + lineBreak: string | null; lineHeight: string | null; listStyle: string | null; listStyleImage: string | null; @@ -7422,24 +7913,24 @@ interface CSSStyleDeclaration { minHeight: string | null; minWidth: string | null; msContentZoomChaining: string | null; + msContentZooming: string | null; msContentZoomLimit: string | null; msContentZoomLimitMax: any; msContentZoomLimitMin: any; msContentZoomSnap: string | null; msContentZoomSnapPoints: string | null; msContentZoomSnapType: string | null; - msContentZooming: string | null; msFlowFrom: string | null; msFlowInto: string | null; msFontFeatureSettings: string | null; msGridColumn: any; msGridColumnAlign: string | null; - msGridColumnSpan: any; msGridColumns: string | null; + msGridColumnSpan: any; msGridRow: any; msGridRowAlign: string | null; - msGridRowSpan: any; msGridRows: string | null; + msGridRowSpan: any; msHighContrastAdjust: string | null; msHyphenateLimitChars: string | null; msHyphenateLimitLines: any; @@ -7473,6 +7964,7 @@ interface CSSStyleDeclaration { orphans: string | null; outline: string | null; outlineColor: string | null; + outlineOffset: string | null; outlineStyle: string | null; outlineWidth: string | null; overflow: string | null; @@ -7493,9 +7985,11 @@ interface CSSStyleDeclaration { position: string | null; quotes: string | null; right: string | null; + rotate: string | null; rubyAlign: string | null; rubyOverhang: string | null; rubyPosition: string | null; + scale: string | null; stopColor: string | null; stopOpacity: string | null; stroke: string | null; @@ -7529,6 +8023,7 @@ interface CSSStyleDeclaration { transitionDuration: string | null; transitionProperty: string | null; transitionTimingFunction: string | null; + translate: string | null; unicodeBidi: string | null; verticalAlign: string | null; visibility: string | null; @@ -7571,9 +8066,9 @@ interface CSSStyleDeclaration { webkitColumnRuleColor: any; webkitColumnRuleStyle: string | null; webkitColumnRuleWidth: any; + webkitColumns: string | null; webkitColumnSpan: string | null; webkitColumnWidth: any; - webkitColumns: string | null; webkitFilter: string | null; webkitFlex: string | null; webkitFlexBasis: string | null; @@ -7589,6 +8084,9 @@ interface CSSStyleDeclaration { webkitTapHighlightColor: string | null; webkitTextFillColor: string | null; webkitTextSizeAdjust: any; + webkitTextStroke: string | null; + webkitTextStrokeColor: string | null; + webkitTextStrokeWidth: string | null; webkitTransform: string | null; webkitTransformOrigin: string | null; webkitTransformStyle: string | null; @@ -7610,6 +8108,7 @@ interface CSSStyleDeclaration { zIndex: string | null; zoom: string | null; resize: string | null; + userSelect: string | null; getPropertyPriority(propertyName: string): string; getPropertyValue(propertyName: string): string; item(index: number): string; @@ -7621,7 +8120,7 @@ interface CSSStyleDeclaration { declare var CSSStyleDeclaration: { prototype: CSSStyleDeclaration; new(): CSSStyleDeclaration; -} +}; interface CSSStyleRule extends CSSRule { readonly readOnly: boolean; @@ -7632,12 +8131,11 @@ interface CSSStyleRule extends CSSRule { declare var CSSStyleRule: { prototype: CSSStyleRule; new(): CSSStyleRule; -} +}; interface CSSStyleSheet extends StyleSheet { readonly cssRules: CSSRuleList; cssText: string; - readonly href: string; readonly id: string; readonly imports: StyleSheetList; readonly isAlternate: boolean; @@ -7659,7 +8157,7 @@ interface CSSStyleSheet extends StyleSheet { declare var CSSStyleSheet: { prototype: CSSStyleSheet; new(): CSSStyleSheet; -} +}; interface CSSSupportsRule extends CSSConditionRule { } @@ -7667,560 +8165,153 @@ interface CSSSupportsRule extends CSSConditionRule { declare var CSSSupportsRule: { prototype: CSSSupportsRule; new(): CSSSupportsRule; -} - -interface CanvasGradient { - addColorStop(offset: number, color: string): void; -} - -declare var CanvasGradient: { - prototype: CanvasGradient; - new(): CanvasGradient; -} +}; -interface CanvasPattern { - setTransform(matrix: SVGMatrix): void; +interface CustomEvent extends Event { + readonly detail: any; + initCustomEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, detailArg: any): void; } -declare var CanvasPattern: { - prototype: CanvasPattern; - new(): CanvasPattern; -} +declare var CustomEvent: { + prototype: CustomEvent; + new(typeArg: string, eventInitDict?: CustomEventInit): CustomEvent; +}; -interface CanvasRenderingContext2D extends Object, CanvasPathMethods { - readonly canvas: HTMLCanvasElement; - fillStyle: string | CanvasGradient | CanvasPattern; - font: string; - globalAlpha: number; - globalCompositeOperation: string; - lineCap: string; - lineDashOffset: number; - lineJoin: string; - lineWidth: number; - miterLimit: number; - msFillRule: string; - msImageSmoothingEnabled: boolean; - shadowBlur: number; - shadowColor: string; - shadowOffsetX: number; - shadowOffsetY: number; - strokeStyle: string | CanvasGradient | CanvasPattern; - textAlign: string; - textBaseline: string; - mozImageSmoothingEnabled: boolean; - webkitImageSmoothingEnabled: boolean; - oImageSmoothingEnabled: boolean; - beginPath(): void; - clearRect(x: number, y: number, w: number, h: number): void; - clip(fillRule?: string): void; - createImageData(imageDataOrSw: number | ImageData, sh?: number): ImageData; - createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient; - createPattern(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, repetition: string): CanvasPattern; - createRadialGradient(x0: number, y0: number, r0: number, x1: number, y1: number, r1: number): CanvasGradient; - drawImage(image: HTMLImageElement | HTMLCanvasElement | HTMLVideoElement, offsetX: number, offsetY: number, width?: number, height?: number, canvasOffsetX?: number, canvasOffsetY?: number, canvasImageWidth?: number, canvasImageHeight?: number): void; - fill(fillRule?: string): void; - fillRect(x: number, y: number, w: number, h: number): void; - fillText(text: string, x: number, y: number, maxWidth?: number): void; - getImageData(sx: number, sy: number, sw: number, sh: number): ImageData; - getLineDash(): number[]; - isPointInPath(x: number, y: number, fillRule?: string): boolean; - measureText(text: string): TextMetrics; - putImageData(imagedata: ImageData, dx: number, dy: number, dirtyX?: number, dirtyY?: number, dirtyWidth?: number, dirtyHeight?: number): void; - restore(): void; - rotate(angle: number): void; - save(): void; - scale(x: number, y: number): void; - setLineDash(segments: number[]): void; - setTransform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; - stroke(): void; - strokeRect(x: number, y: number, w: number, h: number): void; - strokeText(text: string, x: number, y: number, maxWidth?: number): void; - transform(m11: number, m12: number, m21: number, m22: number, dx: number, dy: number): void; - translate(x: number, y: number): void; +interface DataCue extends TextTrackCue { + data: ArrayBuffer; + addEventListener(type: K, listener: (this: DataCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: DataCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var CanvasRenderingContext2D: { - prototype: CanvasRenderingContext2D; - new(): CanvasRenderingContext2D; -} +declare var DataCue: { + prototype: DataCue; + new(): DataCue; +}; -interface ChannelMergerNode extends AudioNode { +interface DataTransfer { + dropEffect: string; + effectAllowed: string; + readonly files: FileList; + readonly items: DataTransferItemList; + readonly types: string[]; + clearData(format?: string): boolean; + getData(format: string): string; + setData(format: string, data: string): boolean; + setDragImage(image: Element, x: number, y: number): void; } -declare var ChannelMergerNode: { - prototype: ChannelMergerNode; - new(): ChannelMergerNode; -} +declare var DataTransfer: { + prototype: DataTransfer; + new(): DataTransfer; +}; -interface ChannelSplitterNode extends AudioNode { +interface DataTransferItem { + readonly kind: string; + readonly type: string; + getAsFile(): File | null; + getAsString(_callback: FunctionStringCallback | null): void; + webkitGetAsEntry(): any; } -declare var ChannelSplitterNode: { - prototype: ChannelSplitterNode; - new(): ChannelSplitterNode; -} +declare var DataTransferItem: { + prototype: DataTransferItem; + new(): DataTransferItem; +}; -interface CharacterData extends Node, ChildNode { - data: string; +interface DataTransferItemList { readonly length: number; - appendData(arg: string): void; - deleteData(offset: number, count: number): void; - insertData(offset: number, arg: string): void; - replaceData(offset: number, count: number, arg: string): void; - substringData(offset: number, count: number): string; + add(data: File): DataTransferItem | null; + clear(): void; + item(index: number): DataTransferItem; + remove(index: number): void; + [index: number]: DataTransferItem; } -declare var CharacterData: { - prototype: CharacterData; - new(): CharacterData; -} +declare var DataTransferItemList: { + prototype: DataTransferItemList; + new(): DataTransferItemList; +}; -interface ClientRect { - bottom: number; - readonly height: number; - left: number; - right: number; - top: number; - readonly width: number; +interface DeferredPermissionRequest { + readonly id: number; + readonly type: MSWebViewPermissionType; + readonly uri: string; + allow(): void; + deny(): void; } -declare var ClientRect: { - prototype: ClientRect; - new(): ClientRect; -} +declare var DeferredPermissionRequest: { + prototype: DeferredPermissionRequest; + new(): DeferredPermissionRequest; +}; -interface ClientRectList { - readonly length: number; - item(index: number): ClientRect; - [index: number]: ClientRect; +interface DelayNode extends AudioNode { + readonly delayTime: AudioParam; } -declare var ClientRectList: { - prototype: ClientRectList; - new(): ClientRectList; -} +declare var DelayNode: { + prototype: DelayNode; + new(): DelayNode; +}; -interface ClipboardEvent extends Event { - readonly clipboardData: DataTransfer; +interface DeviceAcceleration { + readonly x: number | null; + readonly y: number | null; + readonly z: number | null; } -declare var ClipboardEvent: { - prototype: ClipboardEvent; - new(type: string, eventInitDict?: ClipboardEventInit): ClipboardEvent; -} +declare var DeviceAcceleration: { + prototype: DeviceAcceleration; + new(): DeviceAcceleration; +}; -interface CloseEvent extends Event { - readonly code: number; - readonly reason: string; - readonly wasClean: boolean; - initCloseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, wasCleanArg: boolean, codeArg: number, reasonArg: string): void; +interface DeviceLightEvent extends Event { + readonly value: number; } -declare var CloseEvent: { - prototype: CloseEvent; - new(): CloseEvent; -} +declare var DeviceLightEvent: { + prototype: DeviceLightEvent; + new(typeArg: string, eventInitDict?: DeviceLightEventInit): DeviceLightEvent; +}; -interface CommandEvent extends Event { - readonly commandName: string; - readonly detail: string | null; +interface DeviceMotionEvent extends Event { + readonly acceleration: DeviceAcceleration | null; + readonly accelerationIncludingGravity: DeviceAcceleration | null; + readonly interval: number | null; + readonly rotationRate: DeviceRotationRate | null; + initDeviceMotionEvent(type: string, bubbles: boolean, cancelable: boolean, acceleration: DeviceAccelerationDict | null, accelerationIncludingGravity: DeviceAccelerationDict | null, rotationRate: DeviceRotationRateDict | null, interval: number | null): void; } -declare var CommandEvent: { - prototype: CommandEvent; - new(type: string, eventInitDict?: CommandEventInit): CommandEvent; -} +declare var DeviceMotionEvent: { + prototype: DeviceMotionEvent; + new(typeArg: string, eventInitDict?: DeviceMotionEventInit): DeviceMotionEvent; +}; -interface Comment extends CharacterData { - text: string; +interface DeviceOrientationEvent extends Event { + readonly absolute: boolean; + readonly alpha: number | null; + readonly beta: number | null; + readonly gamma: number | null; + initDeviceOrientationEvent(type: string, bubbles: boolean, cancelable: boolean, alpha: number | null, beta: number | null, gamma: number | null, absolute: boolean): void; } -declare var Comment: { - prototype: Comment; - new(): Comment; -} +declare var DeviceOrientationEvent: { + prototype: DeviceOrientationEvent; + new(typeArg: string, eventInitDict?: DeviceOrientationEventInit): DeviceOrientationEvent; +}; -interface CompositionEvent extends UIEvent { - readonly data: string; - readonly locale: string; - initCompositionEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, dataArg: string, locale: string): void; +interface DeviceRotationRate { + readonly alpha: number | null; + readonly beta: number | null; + readonly gamma: number | null; } -declare var CompositionEvent: { - prototype: CompositionEvent; - new(typeArg: string, eventInitDict?: CompositionEventInit): CompositionEvent; -} - -interface Console { - assert(test?: boolean, message?: string, ...optionalParams: any[]): void; - clear(): void; - count(countTitle?: string): void; - debug(message?: string, ...optionalParams: any[]): void; - dir(value?: any, ...optionalParams: any[]): void; - dirxml(value: any): void; - error(message?: any, ...optionalParams: any[]): void; - exception(message?: string, ...optionalParams: any[]): void; - group(groupTitle?: string): void; - groupCollapsed(groupTitle?: string): void; - groupEnd(): void; - info(message?: any, ...optionalParams: any[]): void; - log(message?: any, ...optionalParams: any[]): void; - msIsIndependentlyComposed(element: Element): boolean; - profile(reportName?: string): void; - profileEnd(): void; - select(element: Element): void; - table(...data: any[]): void; - time(timerName?: string): void; - timeEnd(timerName?: string): void; - trace(message?: any, ...optionalParams: any[]): void; - warn(message?: any, ...optionalParams: any[]): void; -} - -declare var Console: { - prototype: Console; - new(): Console; -} - -interface ConvolverNode extends AudioNode { - buffer: AudioBuffer | null; - normalize: boolean; -} - -declare var ConvolverNode: { - prototype: ConvolverNode; - new(): ConvolverNode; -} - -interface Coordinates { - readonly accuracy: number; - readonly altitude: number | null; - readonly altitudeAccuracy: number | null; - readonly heading: number | null; - readonly latitude: number; - readonly longitude: number; - readonly speed: number | null; -} - -declare var Coordinates: { - prototype: Coordinates; - new(): Coordinates; -} - -interface Crypto extends Object, RandomSource { - readonly subtle: SubtleCrypto; -} - -declare var Crypto: { - prototype: Crypto; - new(): Crypto; -} - -interface CryptoKey { - readonly algorithm: KeyAlgorithm; - readonly extractable: boolean; - readonly type: string; - readonly usages: string[]; -} - -declare var CryptoKey: { - prototype: CryptoKey; - new(): CryptoKey; -} - -interface CryptoKeyPair { - privateKey: CryptoKey; - publicKey: CryptoKey; -} - -declare var CryptoKeyPair: { - prototype: CryptoKeyPair; - new(): CryptoKeyPair; -} - -interface CustomEvent extends Event { - readonly detail: any; - initCustomEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, detailArg: any): void; -} - -declare var CustomEvent: { - prototype: CustomEvent; - new(typeArg: string, eventInitDict?: CustomEventInit): CustomEvent; -} - -interface DOMError { - readonly name: string; - toString(): string; -} - -declare var DOMError: { - prototype: DOMError; - new(): DOMError; -} - -interface DOMException { - readonly code: number; - readonly message: string; - readonly name: string; - toString(): string; - readonly ABORT_ERR: number; - readonly DATA_CLONE_ERR: number; - readonly DOMSTRING_SIZE_ERR: number; - readonly HIERARCHY_REQUEST_ERR: number; - readonly INDEX_SIZE_ERR: number; - readonly INUSE_ATTRIBUTE_ERR: number; - readonly INVALID_ACCESS_ERR: number; - readonly INVALID_CHARACTER_ERR: number; - readonly INVALID_MODIFICATION_ERR: number; - readonly INVALID_NODE_TYPE_ERR: number; - readonly INVALID_STATE_ERR: number; - readonly NAMESPACE_ERR: number; - readonly NETWORK_ERR: number; - readonly NOT_FOUND_ERR: number; - readonly NOT_SUPPORTED_ERR: number; - readonly NO_DATA_ALLOWED_ERR: number; - readonly NO_MODIFICATION_ALLOWED_ERR: number; - readonly PARSE_ERR: number; - readonly QUOTA_EXCEEDED_ERR: number; - readonly SECURITY_ERR: number; - readonly SERIALIZE_ERR: number; - readonly SYNTAX_ERR: number; - readonly TIMEOUT_ERR: number; - readonly TYPE_MISMATCH_ERR: number; - readonly URL_MISMATCH_ERR: number; - readonly VALIDATION_ERR: number; - readonly WRONG_DOCUMENT_ERR: number; -} - -declare var DOMException: { - prototype: DOMException; - new(): DOMException; - readonly ABORT_ERR: number; - readonly DATA_CLONE_ERR: number; - readonly DOMSTRING_SIZE_ERR: number; - readonly HIERARCHY_REQUEST_ERR: number; - readonly INDEX_SIZE_ERR: number; - readonly INUSE_ATTRIBUTE_ERR: number; - readonly INVALID_ACCESS_ERR: number; - readonly INVALID_CHARACTER_ERR: number; - readonly INVALID_MODIFICATION_ERR: number; - readonly INVALID_NODE_TYPE_ERR: number; - readonly INVALID_STATE_ERR: number; - readonly NAMESPACE_ERR: number; - readonly NETWORK_ERR: number; - readonly NOT_FOUND_ERR: number; - readonly NOT_SUPPORTED_ERR: number; - readonly NO_DATA_ALLOWED_ERR: number; - readonly NO_MODIFICATION_ALLOWED_ERR: number; - readonly PARSE_ERR: number; - readonly QUOTA_EXCEEDED_ERR: number; - readonly SECURITY_ERR: number; - readonly SERIALIZE_ERR: number; - readonly SYNTAX_ERR: number; - readonly TIMEOUT_ERR: number; - readonly TYPE_MISMATCH_ERR: number; - readonly URL_MISMATCH_ERR: number; - readonly VALIDATION_ERR: number; - readonly WRONG_DOCUMENT_ERR: number; -} - -interface DOMImplementation { - createDocument(namespaceURI: string | null, qualifiedName: string | null, doctype: DocumentType): Document; - createDocumentType(qualifiedName: string, publicId: string | null, systemId: string | null): DocumentType; - createHTMLDocument(title: string): Document; - hasFeature(feature: string | null, version: string | null): boolean; -} - -declare var DOMImplementation: { - prototype: DOMImplementation; - new(): DOMImplementation; -} - -interface DOMParser { - parseFromString(source: string, mimeType: string): Document; -} - -declare var DOMParser: { - prototype: DOMParser; - new(): DOMParser; -} - -interface DOMSettableTokenList extends DOMTokenList { - value: string; -} - -declare var DOMSettableTokenList: { - prototype: DOMSettableTokenList; - new(): DOMSettableTokenList; -} - -interface DOMStringList { - readonly length: number; - contains(str: string): boolean; - item(index: number): string | null; - [index: number]: string; -} - -declare var DOMStringList: { - prototype: DOMStringList; - new(): DOMStringList; -} - -interface DOMStringMap { - [name: string]: string; -} - -declare var DOMStringMap: { - prototype: DOMStringMap; - new(): DOMStringMap; -} - -interface DOMTokenList { - readonly length: number; - add(...token: string[]): void; - contains(token: string): boolean; - item(index: number): string; - remove(...token: string[]): void; - toString(): string; - toggle(token: string, force?: boolean): boolean; - [index: number]: string; -} - -declare var DOMTokenList: { - prototype: DOMTokenList; - new(): DOMTokenList; -} - -interface DataCue extends TextTrackCue { - data: ArrayBuffer; - addEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var DataCue: { - prototype: DataCue; - new(): DataCue; -} - -interface DataTransfer { - dropEffect: string; - effectAllowed: string; - readonly files: FileList; - readonly items: DataTransferItemList; - readonly types: string[]; - clearData(format?: string): boolean; - getData(format: string): string; - setData(format: string, data: string): boolean; -} - -declare var DataTransfer: { - prototype: DataTransfer; - new(): DataTransfer; -} - -interface DataTransferItem { - readonly kind: string; - readonly type: string; - getAsFile(): File | null; - getAsString(_callback: FunctionStringCallback | null): void; -} - -declare var DataTransferItem: { - prototype: DataTransferItem; - new(): DataTransferItem; -} - -interface DataTransferItemList { - readonly length: number; - add(data: File): DataTransferItem | null; - clear(): void; - item(index: number): DataTransferItem; - remove(index: number): void; - [index: number]: DataTransferItem; -} - -declare var DataTransferItemList: { - prototype: DataTransferItemList; - new(): DataTransferItemList; -} - -interface DeferredPermissionRequest { - readonly id: number; - readonly type: string; - readonly uri: string; - allow(): void; - deny(): void; -} - -declare var DeferredPermissionRequest: { - prototype: DeferredPermissionRequest; - new(): DeferredPermissionRequest; -} - -interface DelayNode extends AudioNode { - readonly delayTime: AudioParam; -} - -declare var DelayNode: { - prototype: DelayNode; - new(): DelayNode; -} - -interface DeviceAcceleration { - readonly x: number | null; - readonly y: number | null; - readonly z: number | null; -} - -declare var DeviceAcceleration: { - prototype: DeviceAcceleration; - new(): DeviceAcceleration; -} - -interface DeviceLightEvent extends Event { - readonly value: number; -} - -declare var DeviceLightEvent: { - prototype: DeviceLightEvent; - new(type: string, eventInitDict?: DeviceLightEventInit): DeviceLightEvent; -} - -interface DeviceMotionEvent extends Event { - readonly acceleration: DeviceAcceleration | null; - readonly accelerationIncludingGravity: DeviceAcceleration | null; - readonly interval: number | null; - readonly rotationRate: DeviceRotationRate | null; - initDeviceMotionEvent(type: string, bubbles: boolean, cancelable: boolean, acceleration: DeviceAccelerationDict | null, accelerationIncludingGravity: DeviceAccelerationDict | null, rotationRate: DeviceRotationRateDict | null, interval: number | null): void; -} - -declare var DeviceMotionEvent: { - prototype: DeviceMotionEvent; - new(): DeviceMotionEvent; -} - -interface DeviceOrientationEvent extends Event { - readonly absolute: boolean; - readonly alpha: number | null; - readonly beta: number | null; - readonly gamma: number | null; - initDeviceOrientationEvent(type: string, bubbles: boolean, cancelable: boolean, alpha: number | null, beta: number | null, gamma: number | null, absolute: boolean): void; -} - -declare var DeviceOrientationEvent: { - prototype: DeviceOrientationEvent; - new(): DeviceOrientationEvent; -} - -interface DeviceRotationRate { - readonly alpha: number | null; - readonly beta: number | null; - readonly gamma: number | null; -} - -declare var DeviceRotationRate: { - prototype: DeviceRotationRate; - new(): DeviceRotationRate; -} +declare var DeviceRotationRate: { + prototype: DeviceRotationRate; + new(): DeviceRotationRate; +}; interface DocumentEventMap extends GlobalEventHandlersEventMap { "abort": UIEvent; @@ -8290,7 +8381,7 @@ interface DocumentEventMap extends GlobalEventHandlersEventMap { "pointerlockerror": Event; "progress": ProgressEvent; "ratechange": Event; - "readystatechange": ProgressEvent; + "readystatechange": Event; "reset": Event; "scroll": UIEvent; "seeked": Event; @@ -8315,303 +8406,291 @@ interface DocumentEventMap extends GlobalEventHandlersEventMap { interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEvent, ParentNode, DocumentOrShadowRoot { /** - * Sets or gets the URL for the current document. - */ - readonly URL: string; - /** - * Gets the URL for the document, stripped of any character encoding. - */ - readonly URLUnencoded: string; - /** - * Gets the object that has the focus when the parent document has focus. - */ + * Gets the object that has the focus when the parent document has focus. + */ readonly activeElement: Element; /** - * Sets or gets the color of all active links in the document. - */ + * Sets or gets the color of all active links in the document. + */ alinkColor: string; /** - * Returns a reference to the collection of elements contained by the object. - */ + * Returns a reference to the collection of elements contained by the object. + */ readonly all: HTMLAllCollection; /** - * Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order. - */ + * Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order. + */ anchors: HTMLCollectionOf; /** - * Retrieves a collection of all applet objects in the document. - */ + * Retrieves a collection of all applet objects in the document. + */ applets: HTMLCollectionOf; /** - * Deprecated. Sets or retrieves a value that indicates the background color behind the object. - */ + * Deprecated. Sets or retrieves a value that indicates the background color behind the object. + */ bgColor: string; /** - * Specifies the beginning and end of the document body. - */ + * Specifies the beginning and end of the document body. + */ body: HTMLElement; readonly characterSet: string; /** - * Gets or sets the character set used to encode the object. - */ + * Gets or sets the character set used to encode the object. + */ charset: string; /** - * Gets a value that indicates whether standards-compliant mode is switched on for the object. - */ + * Gets a value that indicates whether standards-compliant mode is switched on for the object. + */ readonly compatMode: string; cookie: string; - readonly currentScript: HTMLScriptElement | SVGScriptElement; - /** - * Gets the default character set from the current regional language settings. - */ - readonly defaultCharset: string; + readonly currentScript: HTMLScriptElement | SVGScriptElement | null; readonly defaultView: Window; /** - * Sets or gets a value that indicates whether the document can be edited. - */ + * Sets or gets a value that indicates whether the document can be edited. + */ designMode: string; /** - * Sets or retrieves a value that indicates the reading order of the object. - */ + * Sets or retrieves a value that indicates the reading order of the object. + */ dir: string; /** - * Gets an object representing the document type declaration associated with the current document. - */ + * Gets an object representing the document type declaration associated with the current document. + */ readonly doctype: DocumentType; /** - * Gets a reference to the root node of the document. - */ + * Gets a reference to the root node of the document. + */ documentElement: HTMLElement; /** - * Sets or gets the security domain of the document. - */ + * Sets or gets the security domain of the document. + */ domain: string; /** - * Retrieves a collection of all embed objects in the document. - */ + * Retrieves a collection of all embed objects in the document. + */ embeds: HTMLCollectionOf; /** - * Sets or gets the foreground (text) color of the document. - */ + * Sets or gets the foreground (text) color of the document. + */ fgColor: string; /** - * Retrieves a collection, in source order, of all form objects in the document. - */ + * Retrieves a collection, in source order, of all form objects in the document. + */ forms: HTMLCollectionOf; readonly fullscreenElement: Element | null; readonly fullscreenEnabled: boolean; readonly head: HTMLHeadElement; readonly hidden: boolean; /** - * Retrieves a collection, in source order, of img objects in the document. - */ + * Retrieves a collection, in source order, of img objects in the document. + */ images: HTMLCollectionOf; /** - * Gets the implementation object of the current document. - */ + * Gets the implementation object of the current document. + */ readonly implementation: DOMImplementation; /** - * Returns the character encoding used to create the webpage that is loaded into the document object. - */ + * Returns the character encoding used to create the webpage that is loaded into the document object. + */ readonly inputEncoding: string | null; /** - * Gets the date that the page was last modified, if the page supplies one. - */ + * Gets the date that the page was last modified, if the page supplies one. + */ readonly lastModified: string; /** - * Sets or gets the color of the document links. - */ + * Sets or gets the color of the document links. + */ linkColor: string; /** - * Retrieves a collection of all a objects that specify the href property and all area objects in the document. - */ + * Retrieves a collection of all a objects that specify the href property and all area objects in the document. + */ links: HTMLCollectionOf; /** - * Contains information about the current URL. - */ + * Contains information about the current URL. + */ readonly location: Location; - msCSSOMElementFloatMetrics: boolean; msCapsLockWarningOff: boolean; + msCSSOMElementFloatMetrics: boolean; /** - * Fires when the user aborts the download. - * @param ev The event. - */ + * Fires when the user aborts the download. + * @param ev The event. + */ onabort: (this: Document, ev: UIEvent) => any; /** - * Fires when the object is set as the active element. - * @param ev The event. - */ + * Fires when the object is set as the active element. + * @param ev The event. + */ onactivate: (this: Document, ev: UIEvent) => any; /** - * Fires immediately before the object is set as the active element. - * @param ev The event. - */ + * Fires immediately before the object is set as the active element. + * @param ev The event. + */ onbeforeactivate: (this: Document, ev: UIEvent) => any; /** - * Fires immediately before the activeElement is changed from the current object to another object in the parent document. - * @param ev The event. - */ + * Fires immediately before the activeElement is changed from the current object to another object in the parent document. + * @param ev The event. + */ onbeforedeactivate: (this: Document, ev: UIEvent) => any; - /** - * Fires when the object loses the input focus. - * @param ev The focus event. - */ + /** + * Fires when the object loses the input focus. + * @param ev The focus event. + */ onblur: (this: Document, ev: FocusEvent) => any; /** - * Occurs when playback is possible, but would require further buffering. - * @param ev The event. - */ + * Occurs when playback is possible, but would require further buffering. + * @param ev The event. + */ oncanplay: (this: Document, ev: Event) => any; oncanplaythrough: (this: Document, ev: Event) => any; /** - * Fires when the contents of the object or selection have changed. - * @param ev The event. - */ + * Fires when the contents of the object or selection have changed. + * @param ev The event. + */ onchange: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the left mouse button on the object - * @param ev The mouse event. - */ + * Fires when the user clicks the left mouse button on the object + * @param ev The mouse event. + */ onclick: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user clicks the right mouse button in the client area, opening the context menu. - * @param ev The mouse event. - */ + * Fires when the user clicks the right mouse button in the client area, opening the context menu. + * @param ev The mouse event. + */ oncontextmenu: (this: Document, ev: PointerEvent) => any; /** - * Fires when the user double-clicks the object. - * @param ev The mouse event. - */ + * Fires when the user double-clicks the object. + * @param ev The mouse event. + */ ondblclick: (this: Document, ev: MouseEvent) => any; /** - * Fires when the activeElement is changed from the current object to another object in the parent document. - * @param ev The UI Event - */ + * Fires when the activeElement is changed from the current object to another object in the parent document. + * @param ev The UI Event + */ ondeactivate: (this: Document, ev: UIEvent) => any; /** - * Fires on the source object continuously during a drag operation. - * @param ev The event. - */ + * Fires on the source object continuously during a drag operation. + * @param ev The event. + */ ondrag: (this: Document, ev: DragEvent) => any; /** - * Fires on the source object when the user releases the mouse at the close of a drag operation. - * @param ev The event. - */ + * Fires on the source object when the user releases the mouse at the close of a drag operation. + * @param ev The event. + */ ondragend: (this: Document, ev: DragEvent) => any; - /** - * Fires on the target element when the user drags the object to a valid drop target. - * @param ev The drag event. - */ + /** + * Fires on the target element when the user drags the object to a valid drop target. + * @param ev The drag event. + */ ondragenter: (this: Document, ev: DragEvent) => any; - /** - * Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation. - * @param ev The drag event. - */ + /** + * Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation. + * @param ev The drag event. + */ ondragleave: (this: Document, ev: DragEvent) => any; /** - * Fires on the target element continuously while the user drags the object over a valid drop target. - * @param ev The event. - */ + * Fires on the target element continuously while the user drags the object over a valid drop target. + * @param ev The event. + */ ondragover: (this: Document, ev: DragEvent) => any; /** - * Fires on the source object when the user starts to drag a text selection or selected object. - * @param ev The event. - */ + * Fires on the source object when the user starts to drag a text selection or selected object. + * @param ev The event. + */ ondragstart: (this: Document, ev: DragEvent) => any; ondrop: (this: Document, ev: DragEvent) => any; /** - * Occurs when the duration attribute is updated. - * @param ev The event. - */ + * Occurs when the duration attribute is updated. + * @param ev The event. + */ ondurationchange: (this: Document, ev: Event) => any; /** - * Occurs when the media element is reset to its initial state. - * @param ev The event. - */ + * Occurs when the media element is reset to its initial state. + * @param ev The event. + */ onemptied: (this: Document, ev: Event) => any; /** - * Occurs when the end of playback is reached. - * @param ev The event - */ + * Occurs when the end of playback is reached. + * @param ev The event + */ onended: (this: Document, ev: MediaStreamErrorEvent) => any; /** - * Fires when an error occurs during object loading. - * @param ev The event. - */ + * Fires when an error occurs during object loading. + * @param ev The event. + */ onerror: (this: Document, ev: ErrorEvent) => any; /** - * Fires when the object receives focus. - * @param ev The event. - */ + * Fires when the object receives focus. + * @param ev The event. + */ onfocus: (this: Document, ev: FocusEvent) => any; onfullscreenchange: (this: Document, ev: Event) => any; onfullscreenerror: (this: Document, ev: Event) => any; oninput: (this: Document, ev: Event) => any; oninvalid: (this: Document, ev: Event) => any; /** - * Fires when the user presses a key. - * @param ev The keyboard event - */ + * Fires when the user presses a key. + * @param ev The keyboard event + */ onkeydown: (this: Document, ev: KeyboardEvent) => any; /** - * Fires when the user presses an alphanumeric key. - * @param ev The event. - */ + * Fires when the user presses an alphanumeric key. + * @param ev The event. + */ onkeypress: (this: Document, ev: KeyboardEvent) => any; /** - * Fires when the user releases a key. - * @param ev The keyboard event - */ + * Fires when the user releases a key. + * @param ev The keyboard event + */ onkeyup: (this: Document, ev: KeyboardEvent) => any; /** - * Fires immediately after the browser loads the object. - * @param ev The event. - */ + * Fires immediately after the browser loads the object. + * @param ev The event. + */ onload: (this: Document, ev: Event) => any; /** - * Occurs when media data is loaded at the current playback position. - * @param ev The event. - */ + * Occurs when media data is loaded at the current playback position. + * @param ev The event. + */ onloadeddata: (this: Document, ev: Event) => any; /** - * Occurs when the duration and dimensions of the media have been determined. - * @param ev The event. - */ + * Occurs when the duration and dimensions of the media have been determined. + * @param ev The event. + */ onloadedmetadata: (this: Document, ev: Event) => any; /** - * Occurs when Internet Explorer begins looking for media data. - * @param ev The event. - */ + * Occurs when Internet Explorer begins looking for media data. + * @param ev The event. + */ onloadstart: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the object with either mouse button. - * @param ev The mouse event. - */ + * Fires when the user clicks the object with either mouse button. + * @param ev The mouse event. + */ onmousedown: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse over the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse over the object. + * @param ev The mouse event. + */ onmousemove: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse pointer outside the boundaries of the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse pointer outside the boundaries of the object. + * @param ev The mouse event. + */ onmouseout: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user moves the mouse pointer into the object. - * @param ev The mouse event. - */ + * Fires when the user moves the mouse pointer into the object. + * @param ev The mouse event. + */ onmouseover: (this: Document, ev: MouseEvent) => any; /** - * Fires when the user releases a mouse button while the mouse is over the object. - * @param ev The mouse event. - */ + * Fires when the user releases a mouse button while the mouse is over the object. + * @param ev The mouse event. + */ onmouseup: (this: Document, ev: MouseEvent) => any; /** - * Fires when the wheel button is rotated. - * @param ev The mouse event - */ + * Fires when the wheel button is rotated. + * @param ev The mouse event + */ onmousewheel: (this: Document, ev: WheelEvent) => any; onmscontentzoom: (this: Document, ev: UIEvent) => any; onmsgesturechange: (this: Document, ev: MSGestureEvent) => any; @@ -8631,146 +8710,154 @@ interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEven onmspointerover: (this: Document, ev: MSPointerEvent) => any; onmspointerup: (this: Document, ev: MSPointerEvent) => any; /** - * Occurs when an item is removed from a Jump List of a webpage running in Site Mode. - * @param ev The event. - */ + * Occurs when an item is removed from a Jump List of a webpage running in Site Mode. + * @param ev The event. + */ onmssitemodejumplistitemremoved: (this: Document, ev: MSSiteModeEvent) => any; /** - * Occurs when a user clicks a button in a Thumbnail Toolbar of a webpage running in Site Mode. - * @param ev The event. - */ + * Occurs when a user clicks a button in a Thumbnail Toolbar of a webpage running in Site Mode. + * @param ev The event. + */ onmsthumbnailclick: (this: Document, ev: MSSiteModeEvent) => any; /** - * Occurs when playback is paused. - * @param ev The event. - */ + * Occurs when playback is paused. + * @param ev The event. + */ onpause: (this: Document, ev: Event) => any; /** - * Occurs when the play method is requested. - * @param ev The event. - */ + * Occurs when the play method is requested. + * @param ev The event. + */ onplay: (this: Document, ev: Event) => any; /** - * Occurs when the audio or video has started playing. - * @param ev The event. - */ + * Occurs when the audio or video has started playing. + * @param ev The event. + */ onplaying: (this: Document, ev: Event) => any; onpointerlockchange: (this: Document, ev: Event) => any; onpointerlockerror: (this: Document, ev: Event) => any; /** - * Occurs to indicate progress while downloading media data. - * @param ev The event. - */ + * Occurs to indicate progress while downloading media data. + * @param ev The event. + */ onprogress: (this: Document, ev: ProgressEvent) => any; /** - * Occurs when the playback rate is increased or decreased. - * @param ev The event. - */ + * Occurs when the playback rate is increased or decreased. + * @param ev The event. + */ onratechange: (this: Document, ev: Event) => any; /** - * Fires when the state of the object has changed. - * @param ev The event - */ - onreadystatechange: (this: Document, ev: ProgressEvent) => any; + * Fires when the state of the object has changed. + * @param ev The event + */ + onreadystatechange: (this: Document, ev: Event) => any; /** - * Fires when the user resets a form. - * @param ev The event. - */ + * Fires when the user resets a form. + * @param ev The event. + */ onreset: (this: Document, ev: Event) => any; /** - * Fires when the user repositions the scroll box in the scroll bar on the object. - * @param ev The event. - */ + * Fires when the user repositions the scroll box in the scroll bar on the object. + * @param ev The event. + */ onscroll: (this: Document, ev: UIEvent) => any; /** - * Occurs when the seek operation ends. - * @param ev The event. - */ + * Occurs when the seek operation ends. + * @param ev The event. + */ onseeked: (this: Document, ev: Event) => any; /** - * Occurs when the current playback position is moved. - * @param ev The event. - */ + * Occurs when the current playback position is moved. + * @param ev The event. + */ onseeking: (this: Document, ev: Event) => any; /** - * Fires when the current selection changes. - * @param ev The event. - */ + * Fires when the current selection changes. + * @param ev The event. + */ onselect: (this: Document, ev: UIEvent) => any; /** - * Fires when the selection state of a document changes. - * @param ev The event. - */ + * Fires when the selection state of a document changes. + * @param ev The event. + */ onselectionchange: (this: Document, ev: Event) => any; onselectstart: (this: Document, ev: Event) => any; /** - * Occurs when the download has stopped. - * @param ev The event. - */ + * Occurs when the download has stopped. + * @param ev The event. + */ onstalled: (this: Document, ev: Event) => any; /** - * Fires when the user clicks the Stop button or leaves the Web page. - * @param ev The event. - */ + * Fires when the user clicks the Stop button or leaves the Web page. + * @param ev The event. + */ onstop: (this: Document, ev: Event) => any; onsubmit: (this: Document, ev: Event) => any; /** - * Occurs if the load operation has been intentionally halted. - * @param ev The event. - */ + * Occurs if the load operation has been intentionally halted. + * @param ev The event. + */ onsuspend: (this: Document, ev: Event) => any; /** - * Occurs to indicate the current playback position. - * @param ev The event. - */ + * Occurs to indicate the current playback position. + * @param ev The event. + */ ontimeupdate: (this: Document, ev: Event) => any; ontouchcancel: (ev: TouchEvent) => any; ontouchend: (ev: TouchEvent) => any; ontouchmove: (ev: TouchEvent) => any; ontouchstart: (ev: TouchEvent) => any; /** - * Occurs when the volume is changed, or playback is muted or unmuted. - * @param ev The event. - */ + * Occurs when the volume is changed, or playback is muted or unmuted. + * @param ev The event. + */ onvolumechange: (this: Document, ev: Event) => any; /** - * Occurs when playback stops because the next frame of a video resource is not available. - * @param ev The event. - */ + * Occurs when playback stops because the next frame of a video resource is not available. + * @param ev The event. + */ onwaiting: (this: Document, ev: Event) => any; onwebkitfullscreenchange: (this: Document, ev: Event) => any; onwebkitfullscreenerror: (this: Document, ev: Event) => any; plugins: HTMLCollectionOf; readonly pointerLockElement: Element; /** - * Retrieves a value that indicates the current state of the object. - */ + * Retrieves a value that indicates the current state of the object. + */ readonly readyState: string; /** - * Gets the URL of the location that referred the user to the current page. - */ + * Gets the URL of the location that referred the user to the current page. + */ readonly referrer: string; /** - * Gets the root svg element in the document hierarchy. - */ + * Gets the root svg element in the document hierarchy. + */ readonly rootElement: SVGSVGElement; /** - * Retrieves a collection of all script objects in the document. - */ + * Retrieves a collection of all script objects in the document. + */ scripts: HTMLCollectionOf; readonly scrollingElement: Element | null; /** - * Retrieves a collection of styleSheet objects representing the style sheets that correspond to each instance of a link or style object in the document. - */ + * Retrieves a collection of styleSheet objects representing the style sheets that correspond to each instance of a link or style object in the document. + */ readonly styleSheets: StyleSheetList; /** - * Contains the title of the document. - */ + * Contains the title of the document. + */ title: string; - readonly visibilityState: string; - /** - * Sets or gets the color of the links that the user has visited. - */ + /** + * Sets or gets the URL for the current document. + */ + readonly URL: string; + /** + * Gets the URL for the document, stripped of any character encoding. + */ + readonly URLUnencoded: string; + readonly visibilityState: VisibilityState; + /** + * Sets or gets the color of the links that the user has visited. + */ vlinkColor: string; readonly webkitCurrentFullScreenElement: Element | null; readonly webkitFullscreenElement: Element | null; @@ -8779,275 +8866,421 @@ interface Document extends Node, GlobalEventHandlers, NodeSelector, DocumentEven readonly xmlEncoding: string | null; xmlStandalone: boolean; /** - * Gets or sets the version attribute specified in the declaration of an XML document. - */ + * Gets or sets the version attribute specified in the declaration of an XML document. + */ xmlVersion: string | null; - adoptNode(source: Node): Node; + adoptNode(source: T): T; captureEvents(): void; caretRangeFromPoint(x: number, y: number): Range; clear(): void; /** - * Closes an output stream and forces the sent data to display. - */ + * Closes an output stream and forces the sent data to display. + */ close(): void; /** - * Creates an attribute object with a specified name. - * @param name String that sets the attribute object's name. - */ + * Creates an attribute object with a specified name. + * @param name String that sets the attribute object's name. + */ createAttribute(name: string): Attr; createAttributeNS(namespaceURI: string | null, qualifiedName: string): Attr; createCDATASection(data: string): CDATASection; /** - * Creates a comment object with the specified data. - * @param data Sets the comment object's data. - */ + * Creates a comment object with the specified data. + * @param data Sets the comment object's data. + */ createComment(data: string): Comment; /** - * Creates a new document. - */ + * Creates a new document. + */ createDocumentFragment(): DocumentFragment; /** - * Creates an instance of the element for the specified tag. - * @param tagName The name of an element. - */ + * Creates an instance of the element for the specified tag. + * @param tagName The name of an element. + */ createElement(tagName: K): HTMLElementTagNameMap[K]; createElement(tagName: string): HTMLElement; - createElementNS(namespaceURI: "http://www.w3.org/1999/xhtml", qualifiedName: string): HTMLElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "a"): SVGAElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "circle"): SVGCircleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "clipPath"): SVGClipPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "componentTransferFunction"): SVGComponentTransferFunctionElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "defs"): SVGDefsElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "desc"): SVGDescElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "ellipse"): SVGEllipseElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feBlend"): SVGFEBlendElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feColorMatrix"): SVGFEColorMatrixElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComponentTransfer"): SVGFEComponentTransferElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComposite"): SVGFECompositeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feConvolveMatrix"): SVGFEConvolveMatrixElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDiffuseLighting"): SVGFEDiffuseLightingElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDisplacementMap"): SVGFEDisplacementMapElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDistantLight"): SVGFEDistantLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFlood"): SVGFEFloodElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncA"): SVGFEFuncAElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncB"): SVGFEFuncBElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncG"): SVGFEFuncGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncR"): SVGFEFuncRElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feGaussianBlur"): SVGFEGaussianBlurElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feImage"): SVGFEImageElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMerge"): SVGFEMergeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMergeNode"): SVGFEMergeNodeElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMorphology"): SVGFEMorphologyElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feOffset"): SVGFEOffsetElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "fePointLight"): SVGFEPointLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpecularLighting"): SVGFESpecularLightingElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpotLight"): SVGFESpotLightElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTile"): SVGFETileElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTurbulence"): SVGFETurbulenceElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "filter"): SVGFilterElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "foreignObject"): SVGForeignObjectElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "g"): SVGGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "image"): SVGImageElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "gradient"): SVGGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "line"): SVGLineElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "linearGradient"): SVGLinearGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "marker"): SVGMarkerElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "mask"): SVGMaskElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "path"): SVGPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "metadata"): SVGMetadataElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "pattern"): SVGPatternElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polygon"): SVGPolygonElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polyline"): SVGPolylineElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "radialGradient"): SVGRadialGradientElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "rect"): SVGRectElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "svg"): SVGSVGElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "script"): SVGScriptElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "stop"): SVGStopElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "style"): SVGStyleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "switch"): SVGSwitchElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "symbol"): SVGSymbolElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "tspan"): SVGTSpanElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textContent"): SVGTextContentElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "text"): SVGTextElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPath"): SVGTextPathElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPositioning"): SVGTextPositioningElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "title"): SVGTitleElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "use"): SVGUseElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "view"): SVGViewElement - createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: string): SVGElement + createElementNS(namespaceURI: "http://www.w3.org/1999/xhtml", qualifiedName: string): HTMLElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "a"): SVGAElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "circle"): SVGCircleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "clipPath"): SVGClipPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "componentTransferFunction"): SVGComponentTransferFunctionElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "defs"): SVGDefsElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "desc"): SVGDescElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "ellipse"): SVGEllipseElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feBlend"): SVGFEBlendElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feColorMatrix"): SVGFEColorMatrixElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComponentTransfer"): SVGFEComponentTransferElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feComposite"): SVGFECompositeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feConvolveMatrix"): SVGFEConvolveMatrixElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDiffuseLighting"): SVGFEDiffuseLightingElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDisplacementMap"): SVGFEDisplacementMapElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feDistantLight"): SVGFEDistantLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFlood"): SVGFEFloodElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncA"): SVGFEFuncAElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncB"): SVGFEFuncBElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncG"): SVGFEFuncGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feFuncR"): SVGFEFuncRElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feGaussianBlur"): SVGFEGaussianBlurElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feImage"): SVGFEImageElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMerge"): SVGFEMergeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMergeNode"): SVGFEMergeNodeElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feMorphology"): SVGFEMorphologyElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feOffset"): SVGFEOffsetElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "fePointLight"): SVGFEPointLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpecularLighting"): SVGFESpecularLightingElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feSpotLight"): SVGFESpotLightElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTile"): SVGFETileElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "feTurbulence"): SVGFETurbulenceElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "filter"): SVGFilterElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "foreignObject"): SVGForeignObjectElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "g"): SVGGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "image"): SVGImageElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "gradient"): SVGGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "line"): SVGLineElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "linearGradient"): SVGLinearGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "marker"): SVGMarkerElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "mask"): SVGMaskElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "path"): SVGPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "metadata"): SVGMetadataElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "pattern"): SVGPatternElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polygon"): SVGPolygonElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "polyline"): SVGPolylineElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "radialGradient"): SVGRadialGradientElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "rect"): SVGRectElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "svg"): SVGSVGElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "script"): SVGScriptElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "stop"): SVGStopElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "style"): SVGStyleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "switch"): SVGSwitchElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "symbol"): SVGSymbolElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "tspan"): SVGTSpanElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textContent"): SVGTextContentElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "text"): SVGTextElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPath"): SVGTextPathElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "textPositioning"): SVGTextPositioningElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "title"): SVGTitleElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "use"): SVGUseElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: "view"): SVGViewElement; + createElementNS(namespaceURI: "http://www.w3.org/2000/svg", qualifiedName: string): SVGElement; createElementNS(namespaceURI: string | null, qualifiedName: string): Element; createExpression(expression: string, resolver: XPathNSResolver): XPathExpression; - createNSResolver(nodeResolver: Node): XPathNSResolver; /** - * Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document. - * @param root The root element or node to start traversing on. - * @param whatToShow The type of nodes or elements to appear in the node list - * @param filter A custom NodeFilter function to use. For more information, see filter. Use null for no filter. - * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. - */ + * Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document. + * @param root The root element or node to start traversing on. + * @param whatToShow The type of nodes or elements to appear in the node list + * @param filter A custom NodeFilter function to use. For more information, see filter. Use null for no filter. + * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. + */ createNodeIterator(root: Node, whatToShow?: number, filter?: NodeFilter, entityReferenceExpansion?: boolean): NodeIterator; + createNSResolver(nodeResolver: Node): XPathNSResolver; createProcessingInstruction(target: string, data: string): ProcessingInstruction; /** - * Returns an empty range object that has both of its boundary points positioned at the beginning of the document. - */ + * Returns an empty range object that has both of its boundary points positioned at the beginning of the document. + */ createRange(): Range; /** - * Creates a text string from the specified value. - * @param data String that specifies the nodeValue property of the text node. - */ + * Creates a text string from the specified value. + * @param data String that specifies the nodeValue property of the text node. + */ createTextNode(data: string): Text; createTouch(view: Window, target: EventTarget, identifier: number, pageX: number, pageY: number, screenX: number, screenY: number): Touch; createTouchList(...touches: Touch[]): TouchList; /** - * Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document. - * @param root The root element or node to start traversing on. - * @param whatToShow The type of nodes or elements to appear in the node list. For more information, see whatToShow. - * @param filter A custom NodeFilter function to use. - * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. - */ + * Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document. + * @param root The root element or node to start traversing on. + * @param whatToShow The type of nodes or elements to appear in the node list. For more information, see whatToShow. + * @param filter A custom NodeFilter function to use. + * @param entityReferenceExpansion A flag that specifies whether entity reference nodes are expanded. + */ createTreeWalker(root: Node, whatToShow?: number, filter?: NodeFilter, entityReferenceExpansion?: boolean): TreeWalker; /** - * Returns the element for the specified x coordinate and the specified y coordinate. - * @param x The x-offset - * @param y The y-offset - */ + * Returns the element for the specified x coordinate and the specified y coordinate. + * @param x The x-offset + * @param y The y-offset + */ elementFromPoint(x: number, y: number): Element; evaluate(expression: string, contextNode: Node, resolver: XPathNSResolver | null, type: number, result: XPathResult | null): XPathResult; /** - * Executes a command on the current document, current selection, or the given range. - * @param commandId String that specifies the command to execute. This command can be any of the command identifiers that can be executed in script. - * @param showUI Display the user interface, defaults to false. - * @param value Value to assign. - */ + * Executes a command on the current document, current selection, or the given range. + * @param commandId String that specifies the command to execute. This command can be any of the command identifiers that can be executed in script. + * @param showUI Display the user interface, defaults to false. + * @param value Value to assign. + */ execCommand(commandId: string, showUI?: boolean, value?: any): boolean; /** - * Displays help information for the given command identifier. - * @param commandId Displays help information for the given command identifier. - */ + * Displays help information for the given command identifier. + * @param commandId Displays help information for the given command identifier. + */ execCommandShowHelp(commandId: string): boolean; exitFullscreen(): void; exitPointerLock(): void; /** - * Causes the element to receive the focus and executes the code specified by the onfocus event. - */ + * Causes the element to receive the focus and executes the code specified by the onfocus event. + */ focus(): void; /** - * Returns a reference to the first object with the specified value of the ID or NAME attribute. - * @param elementId String that specifies the ID value. Case-insensitive. - */ + * Returns a reference to the first object with the specified value of the ID or NAME attribute. + * @param elementId String that specifies the ID value. Case-insensitive. + */ getElementById(elementId: string): HTMLElement | null; getElementsByClassName(classNames: string): HTMLCollectionOf; /** - * Gets a collection of objects based on the value of the NAME or ID attribute. - * @param elementName Gets a collection of objects based on the value of the NAME or ID attribute. - */ + * Gets a collection of objects based on the value of the NAME or ID attribute. + * @param elementName Gets a collection of objects based on the value of the NAME or ID attribute. + */ getElementsByName(elementName: string): NodeListOf; /** - * Retrieves a collection of objects based on the specified element name. - * @param name Specifies the name of an element. - */ + * Retrieves a collection of objects based on the specified element name. + * @param name Specifies the name of an element. + */ getElementsByTagName(tagname: K): ElementListTagNameMap[K]; getElementsByTagName(tagname: string): NodeListOf; getElementsByTagNameNS(namespaceURI: "http://www.w3.org/1999/xhtml", localName: string): HTMLCollectionOf; getElementsByTagNameNS(namespaceURI: "http://www.w3.org/2000/svg", localName: string): HTMLCollectionOf; getElementsByTagNameNS(namespaceURI: string, localName: string): HTMLCollectionOf; /** - * Returns an object representing the current selection of the document that is loaded into the object displaying a webpage. - */ + * Returns an object representing the current selection of the document that is loaded into the object displaying a webpage. + */ getSelection(): Selection; /** - * Gets a value indicating whether the object currently has focus. - */ + * Gets a value indicating whether the object currently has focus. + */ hasFocus(): boolean; - importNode(importedNode: Node, deep: boolean): Node; + importNode(importedNode: T, deep: boolean): T; msElementsFromPoint(x: number, y: number): NodeListOf; msElementsFromRect(left: number, top: number, width: number, height: number): NodeListOf; /** - * Opens a new window and loads a document specified by a given URL. Also, opens a new window that uses the url parameter and the name parameter to collect the output of the write method and the writeln method. - * @param url Specifies a MIME type for the document. - * @param name Specifies the name of the window. This name is used as the value for the TARGET attribute on a form or an anchor element. - * @param features Contains a list of items separated by commas. Each item consists of an option and a value, separated by an equals sign (for example, "fullscreen=yes, toolbar=yes"). The following values are supported. - * @param replace Specifies whether the existing entry for the document is replaced in the history list. - */ + * Opens a new window and loads a document specified by a given URL. Also, opens a new window that uses the url parameter and the name parameter to collect the output of the write method and the writeln method. + * @param url Specifies a MIME type for the document. + * @param name Specifies the name of the window. This name is used as the value for the TARGET attribute on a form or an anchor element. + * @param features Contains a list of items separated by commas. Each item consists of an option and a value, separated by an equals sign (for example, "fullscreen=yes, toolbar=yes"). The following values are supported. + * @param replace Specifies whether the existing entry for the document is replaced in the history list. + */ open(url?: string, name?: string, features?: string, replace?: boolean): Document; - /** - * Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document. - * @param commandId Specifies a command identifier. - */ + /** + * Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document. + * @param commandId Specifies a command identifier. + */ queryCommandEnabled(commandId: string): boolean; /** - * Returns a Boolean value that indicates whether the specified command is in the indeterminate state. - * @param commandId String that specifies a command identifier. - */ + * Returns a Boolean value that indicates whether the specified command is in the indeterminate state. + * @param commandId String that specifies a command identifier. + */ queryCommandIndeterm(commandId: string): boolean; /** - * Returns a Boolean value that indicates the current state of the command. - * @param commandId String that specifies a command identifier. - */ + * Returns a Boolean value that indicates the current state of the command. + * @param commandId String that specifies a command identifier. + */ queryCommandState(commandId: string): boolean; /** - * Returns a Boolean value that indicates whether the current command is supported on the current range. - * @param commandId Specifies a command identifier. - */ + * Returns a Boolean value that indicates whether the current command is supported on the current range. + * @param commandId Specifies a command identifier. + */ queryCommandSupported(commandId: string): boolean; /** - * Retrieves the string associated with a command. - * @param commandId String that contains the identifier of a command. This can be any command identifier given in the list of Command Identifiers. - */ + * Retrieves the string associated with a command. + * @param commandId String that contains the identifier of a command. This can be any command identifier given in the list of Command Identifiers. + */ queryCommandText(commandId: string): string; /** - * Returns the current value of the document, range, or current selection for the given command. - * @param commandId String that specifies a command identifier. - */ + * Returns the current value of the document, range, or current selection for the given command. + * @param commandId String that specifies a command identifier. + */ queryCommandValue(commandId: string): string; releaseEvents(): void; /** - * Allows updating the print settings for the page. - */ + * Allows updating the print settings for the page. + */ updateSettings(): void; webkitCancelFullScreen(): void; webkitExitFullscreen(): void; /** - * Writes one or more HTML expressions to a document in the specified window. - * @param content Specifies the text and HTML tags to write. - */ + * Writes one or more HTML expressions to a document in the specified window. + * @param content Specifies the text and HTML tags to write. + */ write(...content: string[]): void; /** - * Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window. - * @param content The text and HTML tags to write. - */ + * Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window. + * @param content The text and HTML tags to write. + */ writeln(...content: string[]): void; addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Document: { prototype: Document; new(): Document; +}; + +interface DocumentFragment extends Node, NodeSelector, ParentNode { + getElementById(elementId: string): HTMLElement | null; +} + +declare var DocumentFragment: { + prototype: DocumentFragment; + new(): DocumentFragment; +}; + +interface DocumentType extends Node, ChildNode { + readonly entities: NamedNodeMap; + readonly internalSubset: string | null; + readonly name: string; + readonly notations: NamedNodeMap; + readonly publicId: string; + readonly systemId: string; +} + +declare var DocumentType: { + prototype: DocumentType; + new(): DocumentType; +}; + +interface DOMError { + readonly name: string; + toString(): string; +} + +declare var DOMError: { + prototype: DOMError; + new(): DOMError; +}; + +interface DOMException { + readonly code: number; + readonly message: string; + readonly name: string; + toString(): string; + readonly ABORT_ERR: number; + readonly DATA_CLONE_ERR: number; + readonly DOMSTRING_SIZE_ERR: number; + readonly HIERARCHY_REQUEST_ERR: number; + readonly INDEX_SIZE_ERR: number; + readonly INUSE_ATTRIBUTE_ERR: number; + readonly INVALID_ACCESS_ERR: number; + readonly INVALID_CHARACTER_ERR: number; + readonly INVALID_MODIFICATION_ERR: number; + readonly INVALID_NODE_TYPE_ERR: number; + readonly INVALID_STATE_ERR: number; + readonly NAMESPACE_ERR: number; + readonly NETWORK_ERR: number; + readonly NO_DATA_ALLOWED_ERR: number; + readonly NO_MODIFICATION_ALLOWED_ERR: number; + readonly NOT_FOUND_ERR: number; + readonly NOT_SUPPORTED_ERR: number; + readonly PARSE_ERR: number; + readonly QUOTA_EXCEEDED_ERR: number; + readonly SECURITY_ERR: number; + readonly SERIALIZE_ERR: number; + readonly SYNTAX_ERR: number; + readonly TIMEOUT_ERR: number; + readonly TYPE_MISMATCH_ERR: number; + readonly URL_MISMATCH_ERR: number; + readonly VALIDATION_ERR: number; + readonly WRONG_DOCUMENT_ERR: number; +} + +declare var DOMException: { + prototype: DOMException; + new(message?: string, name?: string): DOMException; + readonly ABORT_ERR: number; + readonly DATA_CLONE_ERR: number; + readonly DOMSTRING_SIZE_ERR: number; + readonly HIERARCHY_REQUEST_ERR: number; + readonly INDEX_SIZE_ERR: number; + readonly INUSE_ATTRIBUTE_ERR: number; + readonly INVALID_ACCESS_ERR: number; + readonly INVALID_CHARACTER_ERR: number; + readonly INVALID_MODIFICATION_ERR: number; + readonly INVALID_NODE_TYPE_ERR: number; + readonly INVALID_STATE_ERR: number; + readonly NAMESPACE_ERR: number; + readonly NETWORK_ERR: number; + readonly NO_DATA_ALLOWED_ERR: number; + readonly NO_MODIFICATION_ALLOWED_ERR: number; + readonly NOT_FOUND_ERR: number; + readonly NOT_SUPPORTED_ERR: number; + readonly PARSE_ERR: number; + readonly QUOTA_EXCEEDED_ERR: number; + readonly SECURITY_ERR: number; + readonly SERIALIZE_ERR: number; + readonly SYNTAX_ERR: number; + readonly TIMEOUT_ERR: number; + readonly TYPE_MISMATCH_ERR: number; + readonly URL_MISMATCH_ERR: number; + readonly VALIDATION_ERR: number; + readonly WRONG_DOCUMENT_ERR: number; +}; + +interface DOMImplementation { + createDocument(namespaceURI: string | null, qualifiedName: string | null, doctype: DocumentType | null): Document; + createDocumentType(qualifiedName: string, publicId: string, systemId: string): DocumentType; + createHTMLDocument(title: string): Document; + hasFeature(feature: string | null, version: string | null): boolean; +} + +declare var DOMImplementation: { + prototype: DOMImplementation; + new(): DOMImplementation; +}; + +interface DOMParser { + parseFromString(source: string, mimeType: string): Document; } -interface DocumentFragment extends Node, NodeSelector, ParentNode { +declare var DOMParser: { + prototype: DOMParser; + new(): DOMParser; +}; + +interface DOMSettableTokenList extends DOMTokenList { + value: string; } -declare var DocumentFragment: { - prototype: DocumentFragment; - new(): DocumentFragment; +declare var DOMSettableTokenList: { + prototype: DOMSettableTokenList; + new(): DOMSettableTokenList; +}; + +interface DOMStringList { + readonly length: number; + contains(str: string): boolean; + item(index: number): string | null; + [index: number]: string; } -interface DocumentType extends Node, ChildNode { - readonly entities: NamedNodeMap; - readonly internalSubset: string | null; - readonly name: string; - readonly notations: NamedNodeMap; - readonly publicId: string | null; - readonly systemId: string | null; +declare var DOMStringList: { + prototype: DOMStringList; + new(): DOMStringList; +}; + +interface DOMStringMap { + [name: string]: string | undefined; } -declare var DocumentType: { - prototype: DocumentType; - new(): DocumentType; +declare var DOMStringMap: { + prototype: DOMStringMap; + new(): DOMStringMap; +}; + +interface DOMTokenList { + readonly length: number; + add(...token: string[]): void; + contains(token: string): boolean; + item(index: number): string; + remove(...token: string[]): void; + toggle(token: string, force?: boolean): boolean; + toString(): string; + [index: number]: string; } +declare var DOMTokenList: { + prototype: DOMTokenList; + new(): DOMTokenList; +}; + interface DragEvent extends MouseEvent { readonly dataTransfer: DataTransfer; initDragEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, dataTransferArg: DataTransfer): void; @@ -9056,14 +9289,14 @@ interface DragEvent extends MouseEvent { declare var DragEvent: { prototype: DragEvent; - new(): DragEvent; -} + new(type: "drag" | "dragend" | "dragenter" | "dragexit" | "dragleave" | "dragover" | "dragstart" | "drop", dragEventInit?: { dataTransfer?: DataTransfer }): DragEvent; +}; interface DynamicsCompressorNode extends AudioNode { readonly attack: AudioParam; readonly knee: AudioParam; readonly ratio: AudioParam; - readonly reduction: AudioParam; + readonly reduction: number; readonly release: AudioParam; readonly threshold: AudioParam; } @@ -9071,31 +9304,11 @@ interface DynamicsCompressorNode extends AudioNode { declare var DynamicsCompressorNode: { prototype: DynamicsCompressorNode; new(): DynamicsCompressorNode; -} - -interface EXT_frag_depth { -} - -declare var EXT_frag_depth: { - prototype: EXT_frag_depth; - new(): EXT_frag_depth; -} - -interface EXT_texture_filter_anisotropic { - readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; - readonly TEXTURE_MAX_ANISOTROPY_EXT: number; -} - -declare var EXT_texture_filter_anisotropic: { - prototype: EXT_texture_filter_anisotropic; - new(): EXT_texture_filter_anisotropic; - readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; - readonly TEXTURE_MAX_ANISOTROPY_EXT: number; -} +}; interface ElementEventMap extends GlobalEventHandlersEventMap { - "ariarequest": AriaRequestEvent; - "command": CommandEvent; + "ariarequest": Event; + "command": Event; "gotpointercapture": PointerEvent; "lostpointercapture": PointerEvent; "MSGestureChange": MSGestureEvent; @@ -9131,10 +9344,11 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec readonly clientTop: number; readonly clientWidth: number; id: string; + innerHTML: string; msContentZoomFactor: number; readonly msRegionOverflow: string; - onariarequest: (this: Element, ev: AriaRequestEvent) => any; - oncommand: (this: Element, ev: CommandEvent) => any; + onariarequest: (this: Element, ev: Event) => any; + oncommand: (this: Element, ev: Event) => any; ongotpointercapture: (this: Element, ev: PointerEvent) => any; onlostpointercapture: (this: Element, ev: PointerEvent) => any; onmsgesturechange: (this: Element, ev: MSGestureEvent) => any; @@ -9160,20 +9374,20 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec ontouchstart: (ev: TouchEvent) => any; onwebkitfullscreenchange: (this: Element, ev: Event) => any; onwebkitfullscreenerror: (this: Element, ev: Event) => any; + outerHTML: string; readonly prefix: string | null; readonly scrollHeight: number; scrollLeft: number; scrollTop: number; readonly scrollWidth: number; readonly tagName: string; - innerHTML: string; readonly assignedSlot: HTMLSlotElement | null; slot: string; readonly shadowRoot: ShadowRoot | null; getAttribute(name: string): string | null; - getAttributeNS(namespaceURI: string, localName: string): string; getAttributeNode(name: string): Attr; getAttributeNodeNS(namespaceURI: string, localName: string): Attr; + getAttributeNS(namespaceURI: string, localName: string): string; getBoundingClientRect(): ClientRect; getClientRects(): ClientRectList; getElementsByTagName(name: K): ElementListTagNameMap[K]; @@ -9190,19 +9404,19 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec msSetPointerCapture(pointerId: number): void; msZoomTo(args: MsZoomToOptions): void; releasePointerCapture(pointerId: number): void; - removeAttribute(name?: string): void; - removeAttributeNS(namespaceURI: string, localName: string): void; + removeAttribute(qualifiedName: string): void; removeAttributeNode(oldAttr: Attr): Attr; + removeAttributeNS(namespaceURI: string, localName: string): void; requestFullscreen(): void; requestPointerLock(): void; setAttribute(name: string, value: string): void; - setAttributeNS(namespaceURI: string, qualifiedName: string, value: string): void; setAttributeNode(newAttr: Attr): Attr; setAttributeNodeNS(newAttr: Attr): Attr; + setAttributeNS(namespaceURI: string, qualifiedName: string, value: string): void; setPointerCapture(pointerId: number): void; webkitMatchesSelector(selectors: string): boolean; - webkitRequestFullScreen(): void; webkitRequestFullscreen(): void; + webkitRequestFullScreen(): void; getElementsByClassName(classNames: string): NodeListOf; matches(selector: string): boolean; closest(selector: string): Element | null; @@ -9213,18 +9427,20 @@ interface Element extends Node, GlobalEventHandlers, ElementTraversal, NodeSelec scrollTo(x: number, y: number): void; scrollBy(options?: ScrollToOptions): void; scrollBy(x: number, y: number): void; - insertAdjacentElement(position: string, insertedElement: Element): Element | null; - insertAdjacentHTML(where: string, html: string): void; - insertAdjacentText(where: string, text: string): void; + insertAdjacentElement(position: InsertPosition, insertedElement: Element): Element | null; + insertAdjacentHTML(where: InsertPosition, html: string): void; + insertAdjacentText(where: InsertPosition, text: string): void; attachShadow(shadowRootInitDict: ShadowRootInit): ShadowRoot; addEventListener(type: K, listener: (this: Element, ev: ElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Element, ev: ElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Element: { prototype: Element; new(): Element; -} +}; interface ErrorEvent extends Event { readonly colno: number; @@ -9237,13 +9453,13 @@ interface ErrorEvent extends Event { declare var ErrorEvent: { prototype: ErrorEvent; - new(): ErrorEvent; -} + new(type: string, errorEventInitDict?: ErrorEventInit): ErrorEvent; +}; interface Event { readonly bubbles: boolean; - cancelBubble: boolean; readonly cancelable: boolean; + cancelBubble: boolean; readonly currentTarget: EventTarget; readonly defaultPrevented: boolean; readonly eventPhase: number; @@ -9266,30 +9482,65 @@ interface Event { declare var Event: { prototype: Event; - new(type: string, eventInitDict?: EventInit): Event; + new(typeArg: string, eventInitDict?: EventInit): Event; readonly AT_TARGET: number; readonly BUBBLING_PHASE: number; readonly CAPTURING_PHASE: number; -} +}; interface EventTarget { - addEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; + addEventListener(type: string, listener?: EventListenerOrEventListenerObject, options?: boolean | AddEventListenerOptions): void; dispatchEvent(evt: Event): boolean; - removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, options?: boolean | EventListenerOptions): void; } declare var EventTarget: { prototype: EventTarget; new(): EventTarget; +}; + +interface EXT_frag_depth { +} + +declare var EXT_frag_depth: { + prototype: EXT_frag_depth; + new(): EXT_frag_depth; +}; + +interface EXT_texture_filter_anisotropic { + readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; + readonly TEXTURE_MAX_ANISOTROPY_EXT: number; +} + +declare var EXT_texture_filter_anisotropic: { + prototype: EXT_texture_filter_anisotropic; + new(): EXT_texture_filter_anisotropic; + readonly MAX_TEXTURE_MAX_ANISOTROPY_EXT: number; + readonly TEXTURE_MAX_ANISOTROPY_EXT: number; +}; + +interface ExtensionScriptApis { + extensionIdToShortId(extensionId: string): number; + fireExtensionApiTelemetry(functionName: string, isSucceeded: boolean, isSupported: boolean): void; + genericFunction(routerAddress: any, parameters?: string, callbackId?: number): void; + genericSynchronousFunction(functionId: number, parameters?: string): string; + getExtensionId(): string; + registerGenericFunctionCallbackHandler(callbackHandler: any): void; + registerGenericPersistentCallbackHandler(callbackHandler: any): void; } +declare var ExtensionScriptApis: { + prototype: ExtensionScriptApis; + new(): ExtensionScriptApis; +}; + interface External { } declare var External: { prototype: External; new(): External; -} +}; interface File extends Blob { readonly lastModifiedDate: any; @@ -9300,7 +9551,7 @@ interface File extends Blob { declare var File: { prototype: File; new (parts: (ArrayBuffer | ArrayBufferView | Blob | string)[], filename: string, properties?: FilePropertyBag): File; -} +}; interface FileList { readonly length: number; @@ -9311,7 +9562,7 @@ interface FileList { declare var FileList: { prototype: FileList; new(): FileList; -} +}; interface FileReader extends EventTarget, MSBaseReader { readonly error: DOMError; @@ -9319,14 +9570,16 @@ interface FileReader extends EventTarget, MSBaseReader { readAsBinaryString(blob: Blob): void; readAsDataURL(blob: Blob): void; readAsText(blob: Blob, encoding?: string): void; - addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: FileReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: FileReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var FileReader: { prototype: FileReader; new(): FileReader; -} +}; interface FocusEvent extends UIEvent { readonly relatedTarget: EventTarget; @@ -9336,16 +9589,35 @@ interface FocusEvent extends UIEvent { declare var FocusEvent: { prototype: FocusEvent; new(typeArg: string, eventInitDict?: FocusEventInit): FocusEvent; +}; + +interface FocusNavigationEvent extends Event { + readonly navigationReason: NavigationReason; + readonly originHeight: number; + readonly originLeft: number; + readonly originTop: number; + readonly originWidth: number; + requestFocus(): void; } +declare var FocusNavigationEvent: { + prototype: FocusNavigationEvent; + new(type: string, eventInitDict?: FocusNavigationEventInit): FocusNavigationEvent; +}; + interface FormData { - append(name: any, value: any, blobName?: string): void; + append(name: string, value: string | Blob, fileName?: string): void; + delete(name: string): void; + get(name: string): FormDataEntryValue | null; + getAll(name: string): FormDataEntryValue[]; + has(name: string): boolean; + set(name: string, value: string | Blob, fileName?: string): void; } declare var FormData: { prototype: FormData; new (form?: HTMLFormElement): FormData; -} +}; interface GainNode extends AudioNode { readonly gain: AudioParam; @@ -9354,7 +9626,7 @@ interface GainNode extends AudioNode { declare var GainNode: { prototype: GainNode; new(): GainNode; -} +}; interface Gamepad { readonly axes: number[]; @@ -9369,7 +9641,7 @@ interface Gamepad { declare var Gamepad: { prototype: Gamepad; new(): Gamepad; -} +}; interface GamepadButton { readonly pressed: boolean; @@ -9379,7 +9651,7 @@ interface GamepadButton { declare var GamepadButton: { prototype: GamepadButton; new(): GamepadButton; -} +}; interface GamepadEvent extends Event { readonly gamepad: Gamepad; @@ -9387,8 +9659,8 @@ interface GamepadEvent extends Event { declare var GamepadEvent: { prototype: GamepadEvent; - new(): GamepadEvent; -} + new(typeArg: string, eventInitDict?: GamepadEventInit): GamepadEvent; +}; interface Geolocation { clearWatch(watchId: number): void; @@ -9399,3330 +9671,3960 @@ interface Geolocation { declare var Geolocation: { prototype: Geolocation; new(): Geolocation; +}; + +interface HashChangeEvent extends Event { + readonly newURL: string | null; + readonly oldURL: string | null; +} + +declare var HashChangeEvent: { + prototype: HashChangeEvent; + new(typeArg: string, eventInitDict?: HashChangeEventInit): HashChangeEvent; +}; + +interface Headers { + append(name: string, value: string): void; + delete(name: string): void; + forEach(callback: ForEachCallback): void; + get(name: string): string | null; + has(name: string): boolean; + set(name: string, value: string): void; +} + +declare var Headers: { + prototype: Headers; + new(init?: Headers | string[][] | object): Headers; +}; + +interface History { + readonly length: number; + readonly state: any; + scrollRestoration: ScrollRestoration; + back(): void; + forward(): void; + go(delta?: number): void; + pushState(data: any, title: string, url?: string | null): void; + replaceState(data: any, title: string, url?: string | null): void; +} + +declare var History: { + prototype: History; + new(): History; +}; + +interface HTMLAllCollection { + readonly length: number; + item(nameOrIndex?: string): HTMLCollection | Element | null; + namedItem(name: string): HTMLCollection | Element | null; + [index: number]: Element; +} + +declare var HTMLAllCollection: { + prototype: HTMLAllCollection; + new(): HTMLAllCollection; +}; + +interface HTMLAnchorElement extends HTMLElement { + /** + * Sets or retrieves the character set used to encode the object. + */ + charset: string; + /** + * Sets or retrieves the coordinates of the object. + */ + coords: string; + download: string; + /** + * Contains the anchor portion of the URL including the hash sign (#). + */ + hash: string; + /** + * Contains the hostname and port values of the URL. + */ + host: string; + /** + * Contains the hostname of a URL. + */ + hostname: string; + /** + * Sets or retrieves a destination URL or an anchor point. + */ + href: string; + /** + * Sets or retrieves the language code of the object. + */ + hreflang: string; + Methods: string; + readonly mimeType: string; + /** + * Sets or retrieves the shape of the object. + */ + name: string; + readonly nameProp: string; + /** + * Contains the pathname of the URL. + */ + pathname: string; + /** + * Sets or retrieves the port number associated with a URL. + */ + port: string; + /** + * Contains the protocol of the URL. + */ + protocol: string; + readonly protocolLong: string; + /** + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rel: string; + /** + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rev: string; + /** + * Sets or retrieves the substring of the href property that follows the question mark. + */ + search: string; + /** + * Sets or retrieves the shape of the object. + */ + shape: string; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + /** + * Retrieves or sets the text of the object as a string. + */ + text: string; + type: string; + urn: string; + /** + * Returns a string representation of an object. + */ + toString(): string; + addEventListener(type: K, listener: (this: HTMLAnchorElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAnchorElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLAllCollection extends HTMLCollection { - namedItem(name: string): Element; +declare var HTMLAnchorElement: { + prototype: HTMLAnchorElement; + new(): HTMLAnchorElement; +}; + +interface HTMLAppletElement extends HTMLElement { + align: string; + /** + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; + /** + * Gets or sets the optional alternative HTML script to execute if the object fails to load. + */ + altHtml: string; + /** + * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. + */ + archive: string; + /** + * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. + */ + readonly BaseHref: string; + border: string; + code: string; + /** + * Sets or retrieves the URL of the component. + */ + codeBase: string; + /** + * Sets or retrieves the Internet media type for the code associated with the object. + */ + codeType: string; + /** + * Address of a pointer to the document this page or frame contains. If there is no document, then null will be returned. + */ + readonly contentDocument: Document; + /** + * Sets or retrieves the URL that references the data of the object. + */ + data: string; + /** + * Sets or retrieves a character string that can be used to implement your own declare functionality for the object. + */ + declare: boolean; + readonly form: HTMLFormElement | null; + /** + * Sets or retrieves the height of the object. + */ + height: string; + hspace: number; + /** + * Sets or retrieves the shape of the object. + */ + name: string; + object: string | null; + /** + * Sets or retrieves a message to be displayed while an object is loading. + */ + standby: string; + /** + * Returns the content type of the object. + */ + type: string; + /** + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ + useMap: string; + vspace: number; + width: number; + addEventListener(type: K, listener: (this: HTMLAppletElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAppletElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAllCollection: { - prototype: HTMLAllCollection; - new(): HTMLAllCollection; -} +declare var HTMLAppletElement: { + prototype: HTMLAppletElement; + new(): HTMLAppletElement; +}; -interface HTMLAnchorElement extends HTMLElement { - Methods: string; +interface HTMLAreaElement extends HTMLElement { /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; /** - * Sets or retrieves the coordinates of the object. - */ + * Sets or retrieves the coordinates of the object. + */ coords: string; download: string; /** - * Contains the anchor portion of the URL including the hash sign (#). - */ + * Sets or retrieves the subsection of the href property that follows the number sign (#). + */ hash: string; /** - * Contains the hostname and port values of the URL. - */ + * Sets or retrieves the hostname and port number of the location or URL. + */ host: string; /** - * Contains the hostname of a URL. - */ + * Sets or retrieves the host name part of the location or URL. + */ hostname: string; /** - * Sets or retrieves a destination URL or an anchor point. - */ + * Sets or retrieves a destination URL or an anchor point. + */ href: string; /** - * Sets or retrieves the language code of the object. - */ - hreflang: string; - readonly mimeType: string; - /** - * Sets or retrieves the shape of the object. - */ - name: string; - readonly nameProp: string; + * Sets or gets whether clicks in this region cause action. + */ + noHref: boolean; /** - * Contains the pathname of the URL. - */ + * Sets or retrieves the file name or path specified by the object. + */ pathname: string; /** - * Sets or retrieves the port number associated with a URL. - */ + * Sets or retrieves the port number associated with a URL. + */ port: string; /** - * Contains the protocol of the URL. - */ + * Sets or retrieves the protocol portion of a URL. + */ protocol: string; - readonly protocolLong: string; - /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ rel: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ - rev: string; - /** - * Sets or retrieves the substring of the href property that follows the question mark. - */ + * Sets or retrieves the substring of the href property that follows the question mark. + */ search: string; /** - * Sets or retrieves the shape of the object. - */ + * Sets or retrieves the shape of the object. + */ shape: string; /** - * Sets or retrieves the window or frame at which to target content. - */ + * Sets or retrieves the window or frame at which to target content. + */ target: string; /** - * Retrieves or sets the text of the object as a string. - */ - text: string; - type: string; - urn: string; - /** - * Returns a string representation of an object. - */ + * Returns a string representation of an object. + */ toString(): string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: HTMLAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAnchorElement: { - prototype: HTMLAnchorElement; - new(): HTMLAnchorElement; +declare var HTMLAreaElement: { + prototype: HTMLAreaElement; + new(): HTMLAreaElement; +}; + +interface HTMLAreasCollection extends HTMLCollectionBase { } -interface HTMLAppletElement extends HTMLElement { +declare var HTMLAreasCollection: { + prototype: HTMLAreasCollection; + new(): HTMLAreasCollection; +}; + +interface HTMLAudioElement extends HTMLMediaElement { + addEventListener(type: K, listener: (this: HTMLAudioElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLAudioElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLAudioElement: { + prototype: HTMLAudioElement; + new(): HTMLAudioElement; +}; + +interface HTMLBaseElement extends HTMLElement { + /** + * Gets or sets the baseline URL on which relative links are based. + */ + href: string; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + addEventListener(type: K, listener: (this: HTMLBaseElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBaseElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBaseElement: { + prototype: HTMLBaseElement; + new(): HTMLBaseElement; +}; + +interface HTMLBaseFontElement extends HTMLElement, DOML2DeprecatedColorProperty { + /** + * Sets or retrieves the current typeface family. + */ + face: string; + /** + * Sets or retrieves the font size of the object. + */ + size: number; + addEventListener(type: K, listener: (this: HTMLBaseFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBaseFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBaseFontElement: { + prototype: HTMLBaseFontElement; + new(): HTMLBaseFontElement; +}; + +interface HTMLBodyElementEventMap extends HTMLElementEventMap { + "afterprint": Event; + "beforeprint": Event; + "beforeunload": BeforeUnloadEvent; + "blur": FocusEvent; + "error": ErrorEvent; + "focus": FocusEvent; + "hashchange": HashChangeEvent; + "load": Event; + "message": MessageEvent; + "offline": Event; + "online": Event; + "orientationchange": Event; + "pagehide": PageTransitionEvent; + "pageshow": PageTransitionEvent; + "popstate": PopStateEvent; + "resize": UIEvent; + "scroll": UIEvent; + "storage": StorageEvent; + "unload": Event; +} + +interface HTMLBodyElement extends HTMLElement { + aLink: any; + background: string; + bgColor: any; + bgProperties: string; + link: any; + noWrap: boolean; + onafterprint: (this: HTMLBodyElement, ev: Event) => any; + onbeforeprint: (this: HTMLBodyElement, ev: Event) => any; + onbeforeunload: (this: HTMLBodyElement, ev: BeforeUnloadEvent) => any; + onhashchange: (this: HTMLBodyElement, ev: HashChangeEvent) => any; + onmessage: (this: HTMLBodyElement, ev: MessageEvent) => any; + onoffline: (this: HTMLBodyElement, ev: Event) => any; + ononline: (this: HTMLBodyElement, ev: Event) => any; + onorientationchange: (this: HTMLBodyElement, ev: Event) => any; + onpagehide: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; + onpageshow: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; + onpopstate: (this: HTMLBodyElement, ev: PopStateEvent) => any; + onresize: (this: HTMLBodyElement, ev: UIEvent) => any; + onstorage: (this: HTMLBodyElement, ev: StorageEvent) => any; + onunload: (this: HTMLBodyElement, ev: Event) => any; + text: any; + vLink: any; + addEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBodyElement: { + prototype: HTMLBodyElement; + new(): HTMLBodyElement; +}; + +interface HTMLBRElement extends HTMLElement { + /** + * Sets or retrieves the side on which floating objects are not to be positioned when any IHTMLBlockElement is inserted into the document. + */ + clear: string; + addEventListener(type: K, listener: (this: HTMLBRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLBRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLBRElement: { + prototype: HTMLBRElement; + new(): HTMLBRElement; +}; + +interface HTMLButtonElement extends HTMLElement { + /** + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; + disabled: boolean; + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + /** + * Overrides the action attribute (where the data on a form is sent) on the parent form element. + */ + formAction: string; + /** + * Used to override the encoding (formEnctype attribute) specified on the form element. + */ + formEnctype: string; + /** + * Overrides the submit method attribute previously specified on a form element. + */ + formMethod: string; + /** + * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. + */ + formNoValidate: string; + /** + * Overrides the target attribute on a form element. + */ + formTarget: string; + /** + * Sets or retrieves the name of the object. + */ + name: string; + status: any; + /** + * Gets the classification and default behavior of the button. + */ + type: string; + /** + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; + /** + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. - */ - readonly BaseHref: string; - align: string; + * Sets or retrieves the default or selected value of the control. + */ + value: string; /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Gets or sets the optional alternative HTML script to execute if the object fails to load. - */ - altHtml: string; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. - */ - archive: string; - border: string; - code: string; + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLButtonElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLButtonElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLButtonElement: { + prototype: HTMLButtonElement; + new(): HTMLButtonElement; +}; + +interface HTMLCanvasElement extends HTMLElement { /** - * Sets or retrieves the URL of the component. - */ - codeBase: string; + * Gets or sets the height of a canvas element on a document. + */ + height: number; /** - * Sets or retrieves the Internet media type for the code associated with the object. - */ - codeType: string; + * Gets or sets the width of a canvas element on a document. + */ + width: number; /** - * Address of a pointer to the document this page or frame contains. If there is no document, then null will be returned. - */ - readonly contentDocument: Document; + * Returns an object that provides methods and properties for drawing and manipulating images and graphics on a canvas element in a document. A context object includes information about colors, line widths, fonts, and other graphic parameters that can be drawn on a canvas. + * @param contextId The identifier (ID) of the type of canvas to create. Internet Explorer 9 and Internet Explorer 10 support only a 2-D context using canvas.getContext("2d"); IE11 Preview also supports 3-D or WebGL context using canvas.getContext("experimental-webgl"); + */ + getContext(contextId: "2d", contextAttributes?: Canvas2DContextAttributes): CanvasRenderingContext2D | null; + getContext(contextId: "webgl" | "experimental-webgl", contextAttributes?: WebGLContextAttributes): WebGLRenderingContext | null; + getContext(contextId: string, contextAttributes?: {}): CanvasRenderingContext2D | WebGLRenderingContext | null; /** - * Sets or retrieves the URL that references the data of the object. - */ - data: string; + * Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing. + */ + msToBlob(): Blob; /** - * Sets or retrieves a character string that can be used to implement your own declare functionality for the object. - */ - declare: boolean; - readonly form: HTMLFormElement; + * Returns the content of the current canvas as an image that you can use as a source for another canvas or an HTML element. + * @param type The standard MIME type for the image format to return. If you do not specify this parameter, the default value is a PNG format image. + */ + toDataURL(type?: string, ...args: any[]): string; + toBlob(callback: (result: Blob | null) => void, type?: string, ...arguments: any[]): void; + addEventListener(type: K, listener: (this: HTMLCanvasElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLCanvasElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLCanvasElement: { + prototype: HTMLCanvasElement; + new(): HTMLCanvasElement; +}; + +interface HTMLCollectionBase { /** - * Sets or retrieves the height of the object. - */ - height: string; - hspace: number; + * Sets or retrieves the number of objects in a collection. + */ + readonly length: number; /** - * Sets or retrieves the shape of the object. - */ - name: string; - object: string | null; + * Retrieves an object from various collections. + */ + item(index: number): Element; + [index: number]: Element; +} + +interface HTMLCollection extends HTMLCollectionBase { /** - * Sets or retrieves a message to be displayed while an object is loading. - */ - standby: string; + * Retrieves a select object or an object from an options collection. + */ + namedItem(name: string): Element | null; +} + +declare var HTMLCollection: { + prototype: HTMLCollection; + new(): HTMLCollection; +}; + +interface HTMLDataElement extends HTMLElement { + value: string; + addEventListener(type: K, listener: (this: HTMLDataElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDataElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDataElement: { + prototype: HTMLDataElement; + new(): HTMLDataElement; +}; + +interface HTMLDataListElement extends HTMLElement { + options: HTMLCollectionOf; + addEventListener(type: K, listener: (this: HTMLDataListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDataListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDataListElement: { + prototype: HTMLDataListElement; + new(): HTMLDataListElement; +}; + +interface HTMLDirectoryElement extends HTMLElement { + compact: boolean; + addEventListener(type: K, listener: (this: HTMLDirectoryElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDirectoryElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDirectoryElement: { + prototype: HTMLDirectoryElement; + new(): HTMLDirectoryElement; +}; + +interface HTMLDivElement extends HTMLElement { /** - * Returns the content type of the object. - */ - type: string; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ - useMap: string; - vspace: number; - width: number; + * Sets or retrieves whether the browser automatically performs wordwrap. + */ + noWrap: boolean; + addEventListener(type: K, listener: (this: HTMLDivElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDivElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDivElement: { + prototype: HTMLDivElement; + new(): HTMLDivElement; +}; + +interface HTMLDListElement extends HTMLElement { + compact: boolean; + addEventListener(type: K, listener: (this: HTMLDListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDListElement: { + prototype: HTMLDListElement; + new(): HTMLDListElement; +}; + +interface HTMLDocument extends Document { + addEventListener(type: K, listener: (this: HTMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLDocument: { + prototype: HTMLDocument; + new(): HTMLDocument; +}; + +interface HTMLElementEventMap extends ElementEventMap { + "abort": UIEvent; + "activate": UIEvent; + "beforeactivate": UIEvent; + "beforecopy": ClipboardEvent; + "beforecut": ClipboardEvent; + "beforedeactivate": UIEvent; + "beforepaste": ClipboardEvent; + "blur": FocusEvent; + "canplay": Event; + "canplaythrough": Event; + "change": Event; + "click": MouseEvent; + "contextmenu": PointerEvent; + "copy": ClipboardEvent; + "cuechange": Event; + "cut": ClipboardEvent; + "dblclick": MouseEvent; + "deactivate": UIEvent; + "drag": DragEvent; + "dragend": DragEvent; + "dragenter": DragEvent; + "dragleave": DragEvent; + "dragover": DragEvent; + "dragstart": DragEvent; + "drop": DragEvent; + "durationchange": Event; + "emptied": Event; + "ended": MediaStreamErrorEvent; + "error": ErrorEvent; + "focus": FocusEvent; + "input": Event; + "invalid": Event; + "keydown": KeyboardEvent; + "keypress": KeyboardEvent; + "keyup": KeyboardEvent; + "load": Event; + "loadeddata": Event; + "loadedmetadata": Event; + "loadstart": Event; + "mousedown": MouseEvent; + "mouseenter": MouseEvent; + "mouseleave": MouseEvent; + "mousemove": MouseEvent; + "mouseout": MouseEvent; + "mouseover": MouseEvent; + "mouseup": MouseEvent; + "mousewheel": WheelEvent; + "MSContentZoom": UIEvent; + "MSManipulationStateChanged": MSManipulationEvent; + "paste": ClipboardEvent; + "pause": Event; + "play": Event; + "playing": Event; + "progress": ProgressEvent; + "ratechange": Event; + "reset": Event; + "scroll": UIEvent; + "seeked": Event; + "seeking": Event; + "select": UIEvent; + "selectstart": Event; + "stalled": Event; + "submit": Event; + "suspend": Event; + "timeupdate": Event; + "volumechange": Event; + "waiting": Event; +} + +interface HTMLElement extends Element { + accessKey: string; + readonly children: HTMLCollection; + contentEditable: string; + readonly dataset: DOMStringMap; + dir: string; + draggable: boolean; + hidden: boolean; + hideFocus: boolean; + innerText: string; + readonly isContentEditable: boolean; + lang: string; + readonly offsetHeight: number; + readonly offsetLeft: number; + readonly offsetParent: Element; + readonly offsetTop: number; + readonly offsetWidth: number; + onabort: (this: HTMLElement, ev: UIEvent) => any; + onactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforeactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforecopy: (this: HTMLElement, ev: ClipboardEvent) => any; + onbeforecut: (this: HTMLElement, ev: ClipboardEvent) => any; + onbeforedeactivate: (this: HTMLElement, ev: UIEvent) => any; + onbeforepaste: (this: HTMLElement, ev: ClipboardEvent) => any; + onblur: (this: HTMLElement, ev: FocusEvent) => any; + oncanplay: (this: HTMLElement, ev: Event) => any; + oncanplaythrough: (this: HTMLElement, ev: Event) => any; + onchange: (this: HTMLElement, ev: Event) => any; + onclick: (this: HTMLElement, ev: MouseEvent) => any; + oncontextmenu: (this: HTMLElement, ev: PointerEvent) => any; + oncopy: (this: HTMLElement, ev: ClipboardEvent) => any; + oncuechange: (this: HTMLElement, ev: Event) => any; + oncut: (this: HTMLElement, ev: ClipboardEvent) => any; + ondblclick: (this: HTMLElement, ev: MouseEvent) => any; + ondeactivate: (this: HTMLElement, ev: UIEvent) => any; + ondrag: (this: HTMLElement, ev: DragEvent) => any; + ondragend: (this: HTMLElement, ev: DragEvent) => any; + ondragenter: (this: HTMLElement, ev: DragEvent) => any; + ondragleave: (this: HTMLElement, ev: DragEvent) => any; + ondragover: (this: HTMLElement, ev: DragEvent) => any; + ondragstart: (this: HTMLElement, ev: DragEvent) => any; + ondrop: (this: HTMLElement, ev: DragEvent) => any; + ondurationchange: (this: HTMLElement, ev: Event) => any; + onemptied: (this: HTMLElement, ev: Event) => any; + onended: (this: HTMLElement, ev: MediaStreamErrorEvent) => any; + onerror: (this: HTMLElement, ev: ErrorEvent) => any; + onfocus: (this: HTMLElement, ev: FocusEvent) => any; + oninput: (this: HTMLElement, ev: Event) => any; + oninvalid: (this: HTMLElement, ev: Event) => any; + onkeydown: (this: HTMLElement, ev: KeyboardEvent) => any; + onkeypress: (this: HTMLElement, ev: KeyboardEvent) => any; + onkeyup: (this: HTMLElement, ev: KeyboardEvent) => any; + onload: (this: HTMLElement, ev: Event) => any; + onloadeddata: (this: HTMLElement, ev: Event) => any; + onloadedmetadata: (this: HTMLElement, ev: Event) => any; + onloadstart: (this: HTMLElement, ev: Event) => any; + onmousedown: (this: HTMLElement, ev: MouseEvent) => any; + onmouseenter: (this: HTMLElement, ev: MouseEvent) => any; + onmouseleave: (this: HTMLElement, ev: MouseEvent) => any; + onmousemove: (this: HTMLElement, ev: MouseEvent) => any; + onmouseout: (this: HTMLElement, ev: MouseEvent) => any; + onmouseover: (this: HTMLElement, ev: MouseEvent) => any; + onmouseup: (this: HTMLElement, ev: MouseEvent) => any; + onmousewheel: (this: HTMLElement, ev: WheelEvent) => any; + onmscontentzoom: (this: HTMLElement, ev: UIEvent) => any; + onmsmanipulationstatechanged: (this: HTMLElement, ev: MSManipulationEvent) => any; + onpaste: (this: HTMLElement, ev: ClipboardEvent) => any; + onpause: (this: HTMLElement, ev: Event) => any; + onplay: (this: HTMLElement, ev: Event) => any; + onplaying: (this: HTMLElement, ev: Event) => any; + onprogress: (this: HTMLElement, ev: ProgressEvent) => any; + onratechange: (this: HTMLElement, ev: Event) => any; + onreset: (this: HTMLElement, ev: Event) => any; + onscroll: (this: HTMLElement, ev: UIEvent) => any; + onseeked: (this: HTMLElement, ev: Event) => any; + onseeking: (this: HTMLElement, ev: Event) => any; + onselect: (this: HTMLElement, ev: UIEvent) => any; + onselectstart: (this: HTMLElement, ev: Event) => any; + onstalled: (this: HTMLElement, ev: Event) => any; + onsubmit: (this: HTMLElement, ev: Event) => any; + onsuspend: (this: HTMLElement, ev: Event) => any; + ontimeupdate: (this: HTMLElement, ev: Event) => any; + onvolumechange: (this: HTMLElement, ev: Event) => any; + onwaiting: (this: HTMLElement, ev: Event) => any; + outerText: string; + spellcheck: boolean; + readonly style: CSSStyleDeclaration; + tabIndex: number; + title: string; + blur(): void; + click(): void; + dragDrop(): boolean; + focus(): void; + msGetInputContext(): MSInputMethodContext; addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAppletElement: { - prototype: HTMLAppletElement; - new(): HTMLAppletElement; -} +declare var HTMLElement: { + prototype: HTMLElement; + new(): HTMLElement; +}; -interface HTMLAreaElement extends HTMLElement { - /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; - /** - * Sets or retrieves the coordinates of the object. - */ - coords: string; - download: string; +interface HTMLEmbedElement extends HTMLElement, GetSVGDocument { /** - * Sets or retrieves the subsection of the href property that follows the number sign (#). - */ - hash: string; + * Sets or retrieves the height of the object. + */ + height: string; + hidden: any; /** - * Sets or retrieves the hostname and port number of the location or URL. - */ - host: string; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; /** - * Sets or retrieves the host name part of the location or URL. - */ - hostname: string; + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ + msPlayToPreferredSourceUri: string; /** - * Sets or retrieves a destination URL or an anchor point. - */ - href: string; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Sets or gets whether clicks in this region cause action. - */ - noHref: boolean; + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * Sets or retrieves the file name or path specified by the object. - */ - pathname: string; + * Sets or retrieves the name of the object. + */ + name: string; /** - * Sets or retrieves the port number associated with a URL. - */ - port: string; + * Retrieves the palette used for the embedded document. + */ + readonly palette: string; /** - * Sets or retrieves the protocol portion of a URL. - */ - protocol: string; - rel: string; + * Retrieves the URL of the plug-in used to view an embedded document. + */ + readonly pluginspage: string; + readonly readyState: string; /** - * Sets or retrieves the substring of the href property that follows the question mark. - */ - search: string; + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; /** - * Sets or retrieves the shape of the object. - */ - shape: string; + * Sets or retrieves the height and width units of the embed object. + */ + units: string; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; - /** - * Returns a string representation of an object. - */ - toString(): string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLEmbedElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLEmbedElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLAreaElement: { - prototype: HTMLAreaElement; - new(): HTMLAreaElement; -} +declare var HTMLEmbedElement: { + prototype: HTMLEmbedElement; + new(): HTMLEmbedElement; +}; -interface HTMLAreasCollection extends HTMLCollection { +interface HTMLFieldSetElement extends HTMLElement { /** - * Adds an element to the areas, controlRange, or options collection. - */ - add(element: HTMLElement, before?: HTMLElement | number): void; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + disabled: boolean; /** - * Removes an element from the collection. - */ - remove(index?: number): void; -} - -declare var HTMLAreasCollection: { - prototype: HTMLAreasCollection; - new(): HTMLAreasCollection; -} - -interface HTMLAudioElement extends HTMLMediaElement { - addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLAudioElement: { - prototype: HTMLAudioElement; - new(): HTMLAudioElement; -} - -interface HTMLBRElement extends HTMLElement { + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + name: string; /** - * Sets or retrieves the side on which floating objects are not to be positioned when any IHTMLBlockElement is inserted into the document. - */ - clear: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLBRElement: { - prototype: HTMLBRElement; - new(): HTMLBRElement; -} - -interface HTMLBaseElement extends HTMLElement { + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * Gets or sets the baseline URL on which relative links are based. - */ - href: string; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLBaseElement: { - prototype: HTMLBaseElement; - new(): HTMLBaseElement; -} - -interface HTMLBaseFontElement extends HTMLElement, DOML2DeprecatedColorProperty { + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Sets or retrieves the current typeface family. - */ - face: string; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Sets or retrieves the font size of the object. - */ - size: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLFieldSetElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFieldSetElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBaseFontElement: { - prototype: HTMLBaseFontElement; - new(): HTMLBaseFontElement; -} - -interface HTMLBodyElementEventMap extends HTMLElementEventMap { - "afterprint": Event; - "beforeprint": Event; - "beforeunload": BeforeUnloadEvent; - "blur": FocusEvent; - "error": ErrorEvent; - "focus": FocusEvent; - "hashchange": HashChangeEvent; - "load": Event; - "message": MessageEvent; - "offline": Event; - "online": Event; - "orientationchange": Event; - "pagehide": PageTransitionEvent; - "pageshow": PageTransitionEvent; - "popstate": PopStateEvent; - "resize": UIEvent; - "storage": StorageEvent; - "unload": Event; -} +declare var HTMLFieldSetElement: { + prototype: HTMLFieldSetElement; + new(): HTMLFieldSetElement; +}; -interface HTMLBodyElement extends HTMLElement { - aLink: any; - background: string; - bgColor: any; - bgProperties: string; - link: any; - noWrap: boolean; - onafterprint: (this: HTMLBodyElement, ev: Event) => any; - onbeforeprint: (this: HTMLBodyElement, ev: Event) => any; - onbeforeunload: (this: HTMLBodyElement, ev: BeforeUnloadEvent) => any; - onblur: (this: HTMLBodyElement, ev: FocusEvent) => any; - onerror: (this: HTMLBodyElement, ev: ErrorEvent) => any; - onfocus: (this: HTMLBodyElement, ev: FocusEvent) => any; - onhashchange: (this: HTMLBodyElement, ev: HashChangeEvent) => any; - onload: (this: HTMLBodyElement, ev: Event) => any; - onmessage: (this: HTMLBodyElement, ev: MessageEvent) => any; - onoffline: (this: HTMLBodyElement, ev: Event) => any; - ononline: (this: HTMLBodyElement, ev: Event) => any; - onorientationchange: (this: HTMLBodyElement, ev: Event) => any; - onpagehide: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; - onpageshow: (this: HTMLBodyElement, ev: PageTransitionEvent) => any; - onpopstate: (this: HTMLBodyElement, ev: PopStateEvent) => any; - onresize: (this: HTMLBodyElement, ev: UIEvent) => any; - onstorage: (this: HTMLBodyElement, ev: StorageEvent) => any; - onunload: (this: HTMLBodyElement, ev: Event) => any; - text: any; - vLink: any; - addEventListener(type: K, listener: (this: HTMLBodyElement, ev: HTMLBodyElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLFontElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { + /** + * Sets or retrieves the current typeface family. + */ + face: string; + addEventListener(type: K, listener: (this: HTMLFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFontElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLBodyElement: { - prototype: HTMLBodyElement; - new(): HTMLBodyElement; +declare var HTMLFontElement: { + prototype: HTMLFontElement; + new(): HTMLFontElement; +}; + +interface HTMLFormControlsCollection extends HTMLCollectionBase { + namedItem(name: string): HTMLCollection | Element | null; } -interface HTMLButtonElement extends HTMLElement { +declare var HTMLFormControlsCollection: { + prototype: HTMLFormControlsCollection; + new(): HTMLFormControlsCollection; +}; + +interface HTMLFormElement extends HTMLElement { /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; - disabled: boolean; + * Sets or retrieves a list of character encodings for input data that must be accepted by the server processing the form. + */ + acceptCharset: string; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the URL to which the form content is sent for processing. + */ + action: string; /** - * Overrides the action attribute (where the data on a form is sent) on the parent form element. - */ - formAction: string; + * Specifies whether autocomplete is applied to an editable text field. + */ + autocomplete: string; /** - * Used to override the encoding (formEnctype attribute) specified on the form element. - */ - formEnctype: string; + * Retrieves a collection, in source order, of all controls in a given form. + */ + readonly elements: HTMLFormControlsCollection; /** - * Overrides the submit method attribute previously specified on a form element. - */ - formMethod: string; + * Sets or retrieves the MIME encoding for the form. + */ + encoding: string; /** - * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. - */ - formNoValidate: string; + * Sets or retrieves the encoding type for the form. + */ + enctype: string; /** - * Overrides the target attribute on a form element. - */ - formTarget: string; - /** - * Sets or retrieves the name of the object. - */ - name: string; - status: any; + * Sets or retrieves the number of objects in a collection. + */ + readonly length: number; /** - * Gets the classification and default behavior of the button. - */ - type: string; + * Sets or retrieves how to send the form data to the server. + */ + method: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * Sets or retrieves the name of the object. + */ + name: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - /** - * Sets or retrieves the default or selected value of the control. - */ - value: string; + * Designates a form that is not validated when submitted. + */ + noValidate: boolean; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Sets or retrieves the window or frame at which to target content. + */ + target: string; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ + * Returns whether a form will validate when it is submitted, without having to submit it. + */ checkValidity(): boolean; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves a form object or an object from an elements collection. + * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. + * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. + */ + item(name?: any, index?: any): any; + /** + * Retrieves a form object or an object from an elements collection. + */ + namedItem(name: string): any; + /** + * Fires when the user resets a form. + */ + reset(): void; + /** + * Fires when a FORM is about to be submitted. + */ + submit(): void; + reportValidity(): boolean; + addEventListener(type: K, listener: (this: HTMLFormElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFormElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + [name: string]: any; } -declare var HTMLButtonElement: { - prototype: HTMLButtonElement; - new(): HTMLButtonElement; +declare var HTMLFormElement: { + prototype: HTMLFormElement; + new(): HTMLFormElement; +}; + +interface HTMLFrameElementEventMap extends HTMLElementEventMap { + "load": Event; } -interface HTMLCanvasElement extends HTMLElement { +interface HTMLFrameElement extends HTMLElement, GetSVGDocument { /** - * Gets or sets the height of a canvas element on a document. - */ - height: number; + * Specifies the properties of a border drawn around an object. + */ + border: string; /** - * Gets or sets the width of a canvas element on a document. - */ - width: number; + * Sets or retrieves the border color of the object. + */ + borderColor: any; /** - * Returns an object that provides methods and properties for drawing and manipulating images and graphics on a canvas element in a document. A context object includes information about colors, line widths, fonts, and other graphic parameters that can be drawn on a canvas. - * @param contextId The identifier (ID) of the type of canvas to create. Internet Explorer 9 and Internet Explorer 10 support only a 2-D context using canvas.getContext("2d"); IE11 Preview also supports 3-D or WebGL context using canvas.getContext("experimental-webgl"); - */ - getContext(contextId: "2d", contextAttributes?: Canvas2DContextAttributes): CanvasRenderingContext2D | null; - getContext(contextId: "webgl" | "experimental-webgl", contextAttributes?: WebGLContextAttributes): WebGLRenderingContext | null; - getContext(contextId: string, contextAttributes?: {}): CanvasRenderingContext2D | WebGLRenderingContext | null; + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; /** - * Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing. - */ - msToBlob(): Blob; + * Retrieves the object of the specified. + */ + readonly contentWindow: Window; /** - * Returns the content of the current canvas as an image that you can use as a source for another canvas or an HTML element. - * @param type The standard MIME type for the image format to return. If you do not specify this parameter, the default value is a PNG format image. - */ - toDataURL(type?: string, ...args: any[]): string; - toBlob(callback: (result: Blob | null) => void, type?: string, ...arguments: any[]): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + /** + * Sets or retrieves the height of the object. + */ + height: string | number; + /** + * Sets or retrieves a URI to a long description of the object. + */ + longDesc: string; + /** + * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. + */ + marginHeight: string; + /** + * Sets or retrieves the left and right margin widths before displaying the text in a frame. + */ + marginWidth: string; + /** + * Sets or retrieves the frame name. + */ + name: string; + /** + * Sets or retrieves whether the user can resize the frame. + */ + noResize: boolean; + /** + * Sets or retrieves whether the frame can be scrolled. + */ + scrolling: string; + /** + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; + /** + * Sets or retrieves the width of the object. + */ + width: string | number; + addEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLCanvasElement: { - prototype: HTMLCanvasElement; - new(): HTMLCanvasElement; +declare var HTMLFrameElement: { + prototype: HTMLFrameElement; + new(): HTMLFrameElement; +}; + +interface HTMLFrameSetElementEventMap extends HTMLElementEventMap { + "afterprint": Event; + "beforeprint": Event; + "beforeunload": BeforeUnloadEvent; + "blur": FocusEvent; + "error": ErrorEvent; + "focus": FocusEvent; + "hashchange": HashChangeEvent; + "load": Event; + "message": MessageEvent; + "offline": Event; + "online": Event; + "orientationchange": Event; + "pagehide": PageTransitionEvent; + "pageshow": PageTransitionEvent; + "popstate": PopStateEvent; + "resize": UIEvent; + "scroll": UIEvent; + "storage": StorageEvent; + "unload": Event; } -interface HTMLCollection { +interface HTMLFrameSetElement extends HTMLElement { + border: string; /** - * Sets or retrieves the number of objects in a collection. - */ - readonly length: number; + * Sets or retrieves the border color of the object. + */ + borderColor: any; /** - * Retrieves an object from various collections. - */ - item(index: number): Element; + * Sets or retrieves the frame widths of the object. + */ + cols: string; /** - * Retrieves a select object or an object from an options collection. - */ - namedItem(name: string): Element; - [index: number]: Element; -} - -declare var HTMLCollection: { - prototype: HTMLCollection; - new(): HTMLCollection; -} - -interface HTMLDListElement extends HTMLElement { - compact: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + name: string; + onafterprint: (this: HTMLFrameSetElement, ev: Event) => any; + onbeforeprint: (this: HTMLFrameSetElement, ev: Event) => any; + onbeforeunload: (this: HTMLFrameSetElement, ev: BeforeUnloadEvent) => any; + onhashchange: (this: HTMLFrameSetElement, ev: HashChangeEvent) => any; + onmessage: (this: HTMLFrameSetElement, ev: MessageEvent) => any; + onoffline: (this: HTMLFrameSetElement, ev: Event) => any; + ononline: (this: HTMLFrameSetElement, ev: Event) => any; + onorientationchange: (this: HTMLFrameSetElement, ev: Event) => any; + onpagehide: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; + onpageshow: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; + onpopstate: (this: HTMLFrameSetElement, ev: PopStateEvent) => any; + onresize: (this: HTMLFrameSetElement, ev: UIEvent) => any; + onstorage: (this: HTMLFrameSetElement, ev: StorageEvent) => any; + onunload: (this: HTMLFrameSetElement, ev: Event) => any; + /** + * Sets or retrieves the frame heights of the object. + */ + rows: string; + addEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDListElement: { - prototype: HTMLDListElement; - new(): HTMLDListElement; -} +declare var HTMLFrameSetElement: { + prototype: HTMLFrameSetElement; + new(): HTMLFrameSetElement; +}; -interface HTMLDataListElement extends HTMLElement { - options: HTMLCollectionOf; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLHeadElement extends HTMLElement { + profile: string; + addEventListener(type: K, listener: (this: HTMLHeadElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHeadElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDataListElement: { - prototype: HTMLDataListElement; - new(): HTMLDataListElement; -} +declare var HTMLHeadElement: { + prototype: HTMLHeadElement; + new(): HTMLHeadElement; +}; -interface HTMLDirectoryElement extends HTMLElement { - compact: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLHeadingElement extends HTMLElement { + /** + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; + addEventListener(type: K, listener: (this: HTMLHeadingElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHeadingElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDirectoryElement: { - prototype: HTMLDirectoryElement; - new(): HTMLDirectoryElement; -} +declare var HTMLHeadingElement: { + prototype: HTMLHeadingElement; + new(): HTMLHeadingElement; +}; -interface HTMLDivElement extends HTMLElement { +interface HTMLHRElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { /** - * Sets or retrieves how the object is aligned with adjacent text. - */ + * Sets or retrieves how the object is aligned with adjacent text. + */ align: string; /** - * Sets or retrieves whether the browser automatically performs wordwrap. - */ - noWrap: boolean; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves whether the horizontal rule is drawn with 3-D shading. + */ + noShade: boolean; + /** + * Sets or retrieves the width of the object. + */ + width: number; + addEventListener(type: K, listener: (this: HTMLHRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHRElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDivElement: { - prototype: HTMLDivElement; - new(): HTMLDivElement; -} +declare var HTMLHRElement: { + prototype: HTMLHRElement; + new(): HTMLHRElement; +}; -interface HTMLDocument extends Document { - addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLHtmlElement extends HTMLElement { + /** + * Sets or retrieves the DTD version that governs the current document. + */ + version: string; + addEventListener(type: K, listener: (this: HTMLHtmlElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLHtmlElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLDocument: { - prototype: HTMLDocument; - new(): HTMLDocument; -} +declare var HTMLHtmlElement: { + prototype: HTMLHtmlElement; + new(): HTMLHtmlElement; +}; -interface HTMLElementEventMap extends ElementEventMap { - "abort": UIEvent; - "activate": UIEvent; - "beforeactivate": UIEvent; - "beforecopy": ClipboardEvent; - "beforecut": ClipboardEvent; - "beforedeactivate": UIEvent; - "beforepaste": ClipboardEvent; - "blur": FocusEvent; - "canplay": Event; - "canplaythrough": Event; - "change": Event; - "click": MouseEvent; - "contextmenu": PointerEvent; - "copy": ClipboardEvent; - "cuechange": Event; - "cut": ClipboardEvent; - "dblclick": MouseEvent; - "deactivate": UIEvent; - "drag": DragEvent; - "dragend": DragEvent; - "dragenter": DragEvent; - "dragleave": DragEvent; - "dragover": DragEvent; - "dragstart": DragEvent; - "drop": DragEvent; - "durationchange": Event; - "emptied": Event; - "ended": MediaStreamErrorEvent; - "error": ErrorEvent; - "focus": FocusEvent; - "input": Event; - "invalid": Event; - "keydown": KeyboardEvent; - "keypress": KeyboardEvent; - "keyup": KeyboardEvent; +interface HTMLIFrameElementEventMap extends HTMLElementEventMap { "load": Event; - "loadeddata": Event; - "loadedmetadata": Event; - "loadstart": Event; - "mousedown": MouseEvent; - "mouseenter": MouseEvent; - "mouseleave": MouseEvent; - "mousemove": MouseEvent; - "mouseout": MouseEvent; - "mouseover": MouseEvent; - "mouseup": MouseEvent; - "mousewheel": WheelEvent; - "MSContentZoom": UIEvent; - "MSManipulationStateChanged": MSManipulationEvent; - "paste": ClipboardEvent; - "pause": Event; - "play": Event; - "playing": Event; - "progress": ProgressEvent; - "ratechange": Event; - "reset": Event; - "scroll": UIEvent; - "seeked": Event; - "seeking": Event; - "select": UIEvent; - "selectstart": Event; - "stalled": Event; - "submit": Event; - "suspend": Event; - "timeupdate": Event; - "volumechange": Event; - "waiting": Event; } -interface HTMLElement extends Element { - accessKey: string; - readonly children: HTMLCollection; - contentEditable: string; - readonly dataset: DOMStringMap; - dir: string; - draggable: boolean; - hidden: boolean; - hideFocus: boolean; - innerHTML: string; - innerText: string; - readonly isContentEditable: boolean; - lang: string; - readonly offsetHeight: number; - readonly offsetLeft: number; - readonly offsetParent: Element; - readonly offsetTop: number; - readonly offsetWidth: number; - onabort: (this: HTMLElement, ev: UIEvent) => any; - onactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforeactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforecopy: (this: HTMLElement, ev: ClipboardEvent) => any; - onbeforecut: (this: HTMLElement, ev: ClipboardEvent) => any; - onbeforedeactivate: (this: HTMLElement, ev: UIEvent) => any; - onbeforepaste: (this: HTMLElement, ev: ClipboardEvent) => any; - onblur: (this: HTMLElement, ev: FocusEvent) => any; - oncanplay: (this: HTMLElement, ev: Event) => any; - oncanplaythrough: (this: HTMLElement, ev: Event) => any; - onchange: (this: HTMLElement, ev: Event) => any; - onclick: (this: HTMLElement, ev: MouseEvent) => any; - oncontextmenu: (this: HTMLElement, ev: PointerEvent) => any; - oncopy: (this: HTMLElement, ev: ClipboardEvent) => any; - oncuechange: (this: HTMLElement, ev: Event) => any; - oncut: (this: HTMLElement, ev: ClipboardEvent) => any; - ondblclick: (this: HTMLElement, ev: MouseEvent) => any; - ondeactivate: (this: HTMLElement, ev: UIEvent) => any; - ondrag: (this: HTMLElement, ev: DragEvent) => any; - ondragend: (this: HTMLElement, ev: DragEvent) => any; - ondragenter: (this: HTMLElement, ev: DragEvent) => any; - ondragleave: (this: HTMLElement, ev: DragEvent) => any; - ondragover: (this: HTMLElement, ev: DragEvent) => any; - ondragstart: (this: HTMLElement, ev: DragEvent) => any; - ondrop: (this: HTMLElement, ev: DragEvent) => any; - ondurationchange: (this: HTMLElement, ev: Event) => any; - onemptied: (this: HTMLElement, ev: Event) => any; - onended: (this: HTMLElement, ev: MediaStreamErrorEvent) => any; - onerror: (this: HTMLElement, ev: ErrorEvent) => any; - onfocus: (this: HTMLElement, ev: FocusEvent) => any; - oninput: (this: HTMLElement, ev: Event) => any; - oninvalid: (this: HTMLElement, ev: Event) => any; - onkeydown: (this: HTMLElement, ev: KeyboardEvent) => any; - onkeypress: (this: HTMLElement, ev: KeyboardEvent) => any; - onkeyup: (this: HTMLElement, ev: KeyboardEvent) => any; - onload: (this: HTMLElement, ev: Event) => any; - onloadeddata: (this: HTMLElement, ev: Event) => any; - onloadedmetadata: (this: HTMLElement, ev: Event) => any; - onloadstart: (this: HTMLElement, ev: Event) => any; - onmousedown: (this: HTMLElement, ev: MouseEvent) => any; - onmouseenter: (this: HTMLElement, ev: MouseEvent) => any; - onmouseleave: (this: HTMLElement, ev: MouseEvent) => any; - onmousemove: (this: HTMLElement, ev: MouseEvent) => any; - onmouseout: (this: HTMLElement, ev: MouseEvent) => any; - onmouseover: (this: HTMLElement, ev: MouseEvent) => any; - onmouseup: (this: HTMLElement, ev: MouseEvent) => any; - onmousewheel: (this: HTMLElement, ev: WheelEvent) => any; - onmscontentzoom: (this: HTMLElement, ev: UIEvent) => any; - onmsmanipulationstatechanged: (this: HTMLElement, ev: MSManipulationEvent) => any; - onpaste: (this: HTMLElement, ev: ClipboardEvent) => any; - onpause: (this: HTMLElement, ev: Event) => any; - onplay: (this: HTMLElement, ev: Event) => any; - onplaying: (this: HTMLElement, ev: Event) => any; - onprogress: (this: HTMLElement, ev: ProgressEvent) => any; - onratechange: (this: HTMLElement, ev: Event) => any; - onreset: (this: HTMLElement, ev: Event) => any; - onscroll: (this: HTMLElement, ev: UIEvent) => any; - onseeked: (this: HTMLElement, ev: Event) => any; - onseeking: (this: HTMLElement, ev: Event) => any; - onselect: (this: HTMLElement, ev: UIEvent) => any; - onselectstart: (this: HTMLElement, ev: Event) => any; - onstalled: (this: HTMLElement, ev: Event) => any; - onsubmit: (this: HTMLElement, ev: Event) => any; - onsuspend: (this: HTMLElement, ev: Event) => any; - ontimeupdate: (this: HTMLElement, ev: Event) => any; - onvolumechange: (this: HTMLElement, ev: Event) => any; - onwaiting: (this: HTMLElement, ev: Event) => any; - outerHTML: string; - outerText: string; - spellcheck: boolean; - readonly style: CSSStyleDeclaration; - tabIndex: number; - title: string; - blur(): void; - click(): void; - dragDrop(): boolean; - focus(): void; - msGetInputContext(): MSInputMethodContext; - setActive(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLIFrameElement extends HTMLElement, GetSVGDocument { + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + allowFullscreen: boolean; + allowPaymentRequest: boolean; + /** + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; + /** + * Retrieves the object of the specified. + */ + readonly contentWindow: Window; + /** + * Sets or retrieves whether to display a border for the frame. + */ + frameBorder: string; + /** + * Sets or retrieves the amount of additional space between the frames. + */ + frameSpacing: any; + /** + * Sets or retrieves the height of the object. + */ + height: string; + /** + * Sets or retrieves the horizontal margin for the object. + */ + hspace: number; + /** + * Sets or retrieves a URI to a long description of the object. + */ + longDesc: string; + /** + * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. + */ + marginHeight: string; + /** + * Sets or retrieves the left and right margin widths before displaying the text in a frame. + */ + marginWidth: string; + /** + * Sets or retrieves the frame name. + */ + name: string; + /** + * Sets or retrieves whether the user can resize the frame. + */ + noResize: boolean; + readonly sandbox: DOMSettableTokenList; + /** + * Sets or retrieves whether the frame can be scrolled. + */ + scrolling: string; + /** + * Sets or retrieves a URL to be loaded by the object. + */ + src: string; + /** + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; + /** + * Sets or retrieves the width of the object. + */ + width: string; + addEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLElement: { - prototype: HTMLElement; - new(): HTMLElement; -} +declare var HTMLIFrameElement: { + prototype: HTMLIFrameElement; + new(): HTMLIFrameElement; +}; -interface HTMLEmbedElement extends HTMLElement, GetSVGDocument { +interface HTMLImageElement extends HTMLElement { /** - * Sets or retrieves the height of the object. - */ - height: string; - hidden: any; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ + * Specifies the properties of a border drawn around an object. + */ + border: string; + /** + * Retrieves whether the object is fully loaded. + */ + readonly complete: boolean; + crossOrigin: string | null; + readonly currentSrc: string; + /** + * Sets or retrieves the height of the object. + */ + height: number; + /** + * Sets or retrieves the width of the border to draw around the object. + */ + hspace: number; + /** + * Sets or retrieves whether the image is a server-side image map. + */ + isMap: boolean; + /** + * Sets or retrieves a Uniform Resource Identifier (URI) to a long description of the object. + */ + longDesc: string; + lowsrc: string; + /** + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; msPlayToPreferredSourceUri: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ + * Gets or sets the primary DLNA PlayTo device. + */ msPlayToPrimary: boolean; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ + * Gets the source associated with the media element for use by the PlayToManager. + */ readonly msPlayToSource: any; /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the name of the object. + */ name: string; /** - * Retrieves the palette used for the embedded document. - */ - readonly palette: string; + * The original height of the image resource before sizing. + */ + readonly naturalHeight: number; /** - * Retrieves the URL of the plug-in used to view an embedded document. - */ - readonly pluginspage: string; - readonly readyState: string; + * The original width of the image resource before sizing. + */ + readonly naturalWidth: number; + sizes: string; /** - * Sets or retrieves a URL to be loaded by the object. - */ + * The address or URL of the a media resource that is to be considered. + */ src: string; + srcset: string; /** - * Sets or retrieves the height and width units of the embed object. - */ - units: string; + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ + useMap: string; /** - * Sets or retrieves the width of the object. - */ - width: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; + /** + * Sets or retrieves the width of the object. + */ + width: number; + readonly x: number; + readonly y: number; + msGetAsCastingSource(): any; + addEventListener(type: K, listener: (this: HTMLImageElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLImageElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLEmbedElement: { - prototype: HTMLEmbedElement; - new(): HTMLEmbedElement; -} +declare var HTMLImageElement: { + prototype: HTMLImageElement; + new(): HTMLImageElement; +}; -interface HTMLFieldSetElement extends HTMLElement { +interface HTMLInputElement extends HTMLElement { /** - * Sets or retrieves how the object is aligned with adjacent text. - */ + * Sets or retrieves a comma-separated list of content types. + */ + accept: string; + /** + * Sets or retrieves how the object is aligned with adjacent text. + */ align: string; - disabled: boolean; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves a text alternative to the graphic. + */ + alt: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * Specifies whether autocomplete is applied to an editable text field. + */ + autocomplete: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Sets or retrieves the width of the border to draw around the object. + */ + border: string; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the state of the check box or radio button. + */ + checked: boolean; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFieldSetElement: { - prototype: HTMLFieldSetElement; - new(): HTMLFieldSetElement; -} - -interface HTMLFontElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { + * Retrieves whether the object is fully loaded. + */ + readonly complete: boolean; /** - * Sets or retrieves the current typeface family. - */ - face: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLFontElement: { - prototype: HTMLFontElement; - new(): HTMLFontElement; -} - -interface HTMLFormElement extends HTMLElement { + * Sets or retrieves the state of the check box or radio button. + */ + defaultChecked: boolean; /** - * Sets or retrieves a list of character encodings for input data that must be accepted by the server processing the form. - */ - acceptCharset: string; + * Sets or retrieves the initial contents of the object. + */ + defaultValue: string; + disabled: boolean; /** - * Sets or retrieves the URL to which the form content is sent for processing. - */ - action: string; + * Returns a FileList object on a file type input object. + */ + readonly files: FileList | null; /** - * Specifies whether autocomplete is applied to an editable text field. - */ - autocomplete: string; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Retrieves a collection, in source order, of all controls in a given form. - */ - readonly elements: HTMLCollection; + * Overrides the action attribute (where the data on a form is sent) on the parent form element. + */ + formAction: string; /** - * Sets or retrieves the MIME encoding for the form. - */ - encoding: string; + * Used to override the encoding (formEnctype attribute) specified on the form element. + */ + formEnctype: string; /** - * Sets or retrieves the encoding type for the form. - */ - enctype: string; + * Overrides the submit method attribute previously specified on a form element. + */ + formMethod: string; /** - * Sets or retrieves the number of objects in a collection. - */ - readonly length: number; + * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. + */ + formNoValidate: string; /** - * Sets or retrieves how to send the form data to the server. - */ - method: string; + * Overrides the target attribute on a form element. + */ + formTarget: string; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Sets or retrieves the height of the object. + */ + height: string; /** - * Designates a form that is not validated when submitted. - */ - noValidate: boolean; + * Sets or retrieves the width of the border to draw around the object. + */ + hspace: number; + indeterminate: boolean; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; + * Specifies the ID of a pre-defined datalist of options for an input element. + */ + readonly list: HTMLElement; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Defines the maximum acceptable value for an input element with type="number".When used with the min and step attributes, lets you control the range and increment (such as only even numbers) that the user can enter into an input field. + */ + max: string; /** - * Retrieves a form object or an object from an elements collection. - * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is a Number, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. - * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. - */ - item(name?: any, index?: any): any; + * Sets or retrieves the maximum number of characters that the user can enter in a text control. + */ + maxLength: number; /** - * Retrieves a form object or an object from an elements collection. - */ - namedItem(name: string): any; + * Defines the minimum acceptable value for an input element with type="number". When used with the max and step attributes, lets you control the range and increment (such as even numbers only) that the user can enter into an input field. + */ + min: string; /** - * Fires when the user resets a form. - */ - reset(): void; + * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. + */ + multiple: boolean; /** - * Fires when a FORM is about to be submitted. - */ - submit(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; - [name: string]: any; -} - -declare var HTMLFormElement: { - prototype: HTMLFormElement; - new(): HTMLFormElement; -} - -interface HTMLFrameElementEventMap extends HTMLElementEventMap { - "load": Event; -} - -interface HTMLFrameElement extends HTMLElement, GetSVGDocument { + * Sets or retrieves the name of the object. + */ + name: string; /** - * Specifies the properties of a border drawn around an object. - */ - border: string; + * Gets or sets a string containing a regular expression that the user's input must match. + */ + pattern: string; /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; + * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. + */ + placeholder: string; + readOnly: boolean; /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * When present, marks an element that can't be submitted without a value. + */ + required: boolean; + selectionDirection: string; /** - * Retrieves the object of the specified. - */ - readonly contentWindow: Window; + * Gets or sets the end position or offset of a text selection. + */ + selectionEnd: number; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Gets or sets the starting position or offset of a text selection. + */ + selectionStart: number; + size: number; + /** + * The address or URL of the a media resource that is to be considered. + */ + src: string; + status: boolean; + /** + * Defines an increment or jump between values that you want to allow the user to enter. When used with the max and min attributes, lets you control the range and increment (for example, allow only even numbers) that the user can enter into an input field. + */ + step: string; + /** + * Returns the content type of the object. + */ + type: string; + /** + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ + useMap: string; + /** + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; + /** + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; + * Returns the value of the data at the cursor's current position. + */ + value: string; + valueAsDate: Date; /** - * Sets or retrieves the height of the object. - */ - height: string | number; + * Returns the input field value as a number. + */ + valueAsNumber: number; /** - * Sets or retrieves a URI to a long description of the object. - */ - longDesc: string; + * Sets or retrieves the vertical margin for the object. + */ + vspace: number; + webkitdirectory: boolean; /** - * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. - */ - marginHeight: string; + * Sets or retrieves the width of the object. + */ + width: string; /** - * Sets or retrieves the left and right margin widths before displaying the text in a frame. - */ - marginWidth: string; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; + minLength: number; /** - * Sets or retrieves the frame name. - */ - name: string; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Sets or retrieves whether the user can resize the frame. - */ - noResize: boolean; + * Makes the selection equal to the current object. + */ + select(): void; /** - * Raised when the object has been completely received from the server. - */ - onload: (this: HTMLFrameElement, ev: Event) => any; + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; /** - * Sets or retrieves whether the frame can be scrolled. - */ - scrolling: string; + * Sets the start and end positions of a selection in a text field. + * @param start The offset into the text field for the start of the selection. + * @param end The offset into the text field for the end of the selection. + */ + setSelectionRange(start?: number, end?: number, direction?: string): void; /** - * Sets or retrieves a URL to be loaded by the object. - */ - src: string; + * Decrements a range input control's value by the value given by the Step attribute. If the optional parameter is used, it will decrement the input control's step value multiplied by the parameter's value. + * @param n Value to decrement the value by. + */ + stepDown(n?: number): void; /** - * Sets or retrieves the width of the object. - */ - width: string | number; - addEventListener(type: K, listener: (this: HTMLFrameElement, ev: HTMLFrameElementEventMap[K]) => any, useCapture?: boolean): void; + * Increments a range input control's value by the value given by the Step attribute. If the optional parameter is used, will increment the input control's value by that value. + * @param n Value to increment the value by. + */ + stepUp(n?: number): void; + addEventListener(type: K, listener: (this: HTMLInputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLInputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLFrameElement: { - prototype: HTMLFrameElement; - new(): HTMLFrameElement; -} - -interface HTMLFrameSetElementEventMap extends HTMLElementEventMap { - "beforeprint": Event; - "beforeunload": BeforeUnloadEvent; - "blur": FocusEvent; - "error": ErrorEvent; - "focus": FocusEvent; - "hashchange": HashChangeEvent; - "load": Event; - "message": MessageEvent; - "offline": Event; - "online": Event; - "orientationchange": Event; - "pagehide": PageTransitionEvent; - "pageshow": PageTransitionEvent; - "resize": UIEvent; - "storage": StorageEvent; - "unload": Event; -} +declare var HTMLInputElement: { + prototype: HTMLInputElement; + new(): HTMLInputElement; +}; -interface HTMLFrameSetElement extends HTMLElement { - border: string; - /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; - /** - * Sets or retrieves the frame widths of the object. - */ - cols: string; - /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; - /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; - name: string; - onafterprint: (this: HTMLFrameSetElement, ev: Event) => any; - onbeforeprint: (this: HTMLFrameSetElement, ev: Event) => any; - onbeforeunload: (this: HTMLFrameSetElement, ev: BeforeUnloadEvent) => any; - /** - * Fires when the object loses the input focus. - */ - onblur: (this: HTMLFrameSetElement, ev: FocusEvent) => any; - onerror: (this: HTMLFrameSetElement, ev: ErrorEvent) => any; +interface HTMLLabelElement extends HTMLElement { /** - * Fires when the object receives focus. - */ - onfocus: (this: HTMLFrameSetElement, ev: FocusEvent) => any; - onhashchange: (this: HTMLFrameSetElement, ev: HashChangeEvent) => any; - onload: (this: HTMLFrameSetElement, ev: Event) => any; - onmessage: (this: HTMLFrameSetElement, ev: MessageEvent) => any; - onoffline: (this: HTMLFrameSetElement, ev: Event) => any; - ononline: (this: HTMLFrameSetElement, ev: Event) => any; - onorientationchange: (this: HTMLFrameSetElement, ev: Event) => any; - onpagehide: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; - onpageshow: (this: HTMLFrameSetElement, ev: PageTransitionEvent) => any; - onresize: (this: HTMLFrameSetElement, ev: UIEvent) => any; - onstorage: (this: HTMLFrameSetElement, ev: StorageEvent) => any; - onunload: (this: HTMLFrameSetElement, ev: Event) => any; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the frame heights of the object. - */ - rows: string; - addEventListener(type: K, listener: (this: HTMLFrameSetElement, ev: HTMLFrameSetElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the object to which the given label object is assigned. + */ + htmlFor: string; + addEventListener(type: K, listener: (this: HTMLLabelElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLabelElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLFrameSetElement: { - prototype: HTMLFrameSetElement; - new(): HTMLFrameSetElement; -} +declare var HTMLLabelElement: { + prototype: HTMLLabelElement; + new(): HTMLLabelElement; +}; -interface HTMLHRElement extends HTMLElement, DOML2DeprecatedColorProperty, DOML2DeprecatedSizeProperty { +interface HTMLLegendElement extends HTMLElement { /** - * Sets or retrieves how the object is aligned with adjacent text. - */ + * Retrieves a reference to the form that the object is embedded in. + */ align: string; /** - * Sets or retrieves whether the horizontal rule is drawn with 3-D shading. - */ - noShade: boolean; - /** - * Sets or retrieves the width of the object. - */ - width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + addEventListener(type: K, listener: (this: HTMLLegendElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLegendElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHRElement: { - prototype: HTMLHRElement; - new(): HTMLHRElement; -} +declare var HTMLLegendElement: { + prototype: HTMLLegendElement; + new(): HTMLLegendElement; +}; -interface HTMLHeadElement extends HTMLElement { - profile: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLLIElement extends HTMLElement { + type: string; + /** + * Sets or retrieves the value of a list item. + */ + value: number; + addEventListener(type: K, listener: (this: HTMLLIElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLIElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHeadElement: { - prototype: HTMLHeadElement; - new(): HTMLHeadElement; -} +declare var HTMLLIElement: { + prototype: HTMLLIElement; + new(): HTMLLIElement; +}; -interface HTMLHeadingElement extends HTMLElement { +interface HTMLLinkElement extends HTMLElement, LinkStyle { /** - * Sets or retrieves a value that indicates the table alignment. - */ - align: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; + disabled: boolean; + /** + * Sets or retrieves a destination URL or an anchor point. + */ + href: string; + /** + * Sets or retrieves the language code of the object. + */ + hreflang: string; + /** + * Sets or retrieves the media type. + */ + media: string; + /** + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rel: string; + /** + * Sets or retrieves the relationship between the object and the destination of the link. + */ + rev: string; + /** + * Sets or retrieves the window or frame at which to target content. + */ + target: string; + /** + * Sets or retrieves the MIME type of the object. + */ + type: string; + import?: Document; + integrity: string; + addEventListener(type: K, listener: (this: HTMLLinkElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLLinkElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHeadingElement: { - prototype: HTMLHeadingElement; - new(): HTMLHeadingElement; -} +declare var HTMLLinkElement: { + prototype: HTMLLinkElement; + new(): HTMLLinkElement; +}; -interface HTMLHtmlElement extends HTMLElement { +interface HTMLMapElement extends HTMLElement { /** - * Sets or retrieves the DTD version that governs the current document. - */ - version: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves a collection of the area objects defined for the given map object. + */ + readonly areas: HTMLAreasCollection; + /** + * Sets or retrieves the name of the object. + */ + name: string; + addEventListener(type: K, listener: (this: HTMLMapElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMapElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLHtmlElement: { - prototype: HTMLHtmlElement; - new(): HTMLHtmlElement; +declare var HTMLMapElement: { + prototype: HTMLMapElement; + new(): HTMLMapElement; +}; + +interface HTMLMarqueeElementEventMap extends HTMLElementEventMap { + "bounce": Event; + "finish": Event; + "start": Event; } -interface HTMLIFrameElementEventMap extends HTMLElementEventMap { - "load": Event; +interface HTMLMarqueeElement extends HTMLElement { + behavior: string; + bgColor: any; + direction: string; + height: string; + hspace: number; + loop: number; + onbounce: (this: HTMLMarqueeElement, ev: Event) => any; + onfinish: (this: HTMLMarqueeElement, ev: Event) => any; + onstart: (this: HTMLMarqueeElement, ev: Event) => any; + scrollAmount: number; + scrollDelay: number; + trueSpeed: boolean; + vspace: number; + width: string; + start(): void; + stop(): void; + addEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLIFrameElement extends HTMLElement, GetSVGDocument { +declare var HTMLMarqueeElement: { + prototype: HTMLMarqueeElement; + new(): HTMLMarqueeElement; +}; + +interface HTMLMediaElementEventMap extends HTMLElementEventMap { + "encrypted": MediaEncryptedEvent; + "msneedkey": MSMediaKeyNeededEvent; +} + +interface HTMLMediaElement extends HTMLElement { + /** + * Returns an AudioTrackList object with the audio tracks for a given video element. + */ + readonly audioTracks: AudioTrackList; + /** + * Gets or sets a value that indicates whether to start playing the media automatically. + */ + autoplay: boolean; + /** + * Gets a collection of buffered time ranges. + */ + readonly buffered: TimeRanges; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - allowFullscreen: boolean; + * Gets or sets a flag that indicates whether the client provides a set of controls for the media (in case the developer does not include controls for the player). + */ + controls: boolean; + crossOrigin: string | null; /** - * Specifies the properties of a border drawn around an object. - */ - border: string; + * Gets the address or URL of the current media resource that is selected by IHTMLMediaElement. + */ + readonly currentSrc: string; /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; + * Gets or sets the current playback position, in seconds. + */ + currentTime: number; + defaultMuted: boolean; /** - * Retrieves the object of the specified. - */ - readonly contentWindow: Window; + * Gets or sets the default playback rate when the user is not using fast forward or reverse for a video or audio resource. + */ + defaultPlaybackRate: number; /** - * Sets or retrieves whether to display a border for the frame. - */ - frameBorder: string; + * Returns the duration in seconds of the current media resource. A NaN value is returned if duration is not available, or Infinity if the media resource is streaming. + */ + readonly duration: number; /** - * Sets or retrieves the amount of additional space between the frames. - */ - frameSpacing: any; + * Gets information about whether the playback has ended or not. + */ + readonly ended: boolean; /** - * Sets or retrieves the height of the object. - */ - height: string; + * Returns an object representing the current error state of the audio or video element. + */ + readonly error: MediaError; /** - * Sets or retrieves the horizontal margin for the object. - */ - hspace: number; + * Gets or sets a flag to specify whether playback should restart after it completes. + */ + loop: boolean; + readonly mediaKeys: MediaKeys | null; /** - * Sets or retrieves a URI to a long description of the object. - */ - longDesc: string; + * Specifies the purpose of the audio or video media, such as background audio or alerts. + */ + msAudioCategory: string; /** - * Sets or retrieves the top and bottom margin heights before displaying the text in a frame. - */ - marginHeight: string; + * Specifies the output device id that the audio will be sent to. + */ + msAudioDeviceType: string; + readonly msGraphicsTrustStatus: MSGraphicsTrust; /** - * Sets or retrieves the left and right margin widths before displaying the text in a frame. - */ - marginWidth: string; + * Gets the MSMediaKeys object, which is used for decrypting media data, that is associated with this media element. + */ + readonly msKeys: MSMediaKeys; /** - * Sets or retrieves the frame name. - */ - name: string; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; /** - * Sets or retrieves whether the user can resize the frame. - */ - noResize: boolean; + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ + msPlayToPreferredSourceUri: string; /** - * Raised when the object has been completely received from the server. - */ - onload: (this: HTMLIFrameElement, ev: Event) => any; - readonly sandbox: DOMSettableTokenList; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Sets or retrieves whether the frame can be scrolled. - */ - scrolling: string; + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * Sets or retrieves a URL to be loaded by the object. - */ - src: string; + * Specifies whether or not to enable low-latency playback on the media element. + */ + msRealTime: boolean; /** - * Sets or retrieves the vertical margin for the object. - */ - vspace: number; + * Gets or sets a flag that indicates whether the audio (either audio or the audio track on video media) is muted. + */ + muted: boolean; /** - * Sets or retrieves the width of the object. - */ - width: string; - addEventListener(type: K, listener: (this: HTMLIFrameElement, ev: HTMLIFrameElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLIFrameElement: { - prototype: HTMLIFrameElement; - new(): HTMLIFrameElement; -} - -interface HTMLImageElement extends HTMLElement { + * Gets the current network activity for the element. + */ + readonly networkState: number; + onencrypted: (this: HTMLMediaElement, ev: MediaEncryptedEvent) => any; + onmsneedkey: (this: HTMLMediaElement, ev: MSMediaKeyNeededEvent) => any; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; + * Gets a flag that specifies whether playback is paused. + */ + readonly paused: boolean; /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; + * Gets or sets the current rate of speed for the media resource to play. This speed is expressed as a multiple of the normal speed of the media resource. + */ + playbackRate: number; /** - * Specifies the properties of a border drawn around an object. - */ - border: string; + * Gets TimeRanges for the current media resource that has been played. + */ + readonly played: TimeRanges; /** - * Retrieves whether the object is fully loaded. - */ - readonly complete: boolean; - crossOrigin: string; - readonly currentSrc: string; + * Gets or sets the current playback position, in seconds. + */ + preload: string; + readyState: number; /** - * Sets or retrieves the height of the object. - */ - height: number; + * Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked. + */ + readonly seekable: TimeRanges; /** - * Sets or retrieves the width of the border to draw around the object. - */ - hspace: number; + * Gets a flag that indicates whether the the client is currently moving to a new playback position in the media resource. + */ + readonly seeking: boolean; /** - * Sets or retrieves whether the image is a server-side image map. - */ - isMap: boolean; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcObject: MediaStream | null; + readonly textTracks: TextTrackList; + readonly videoTracks: VideoTrackList; /** - * Sets or retrieves a Uniform Resource Identifier (URI) to a long description of the object. - */ - longDesc: string; - lowsrc: string; + * Gets or sets the volume level for audio portions of the media element. + */ + volume: number; + addTextTrack(kind: string, label?: string, language?: string): TextTrack; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; - msPlayToPreferredSourceUri: string; + * Returns a string that specifies whether the client can play a given media resource type. + */ + canPlayType(type: string): string; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Resets the audio or video object and loads a new media resource. + */ + load(): void; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Clears all effects from the media pipeline. + */ + msClearEffects(): void; + msGetAsCastingSource(): any; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Inserts the specified audio effect into media pipeline. + */ + msInsertAudioEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; + msSetMediaKeys(mediaKeys: MSMediaKeys): void; /** - * The original height of the image resource before sizing. - */ - readonly naturalHeight: number; + * Specifies the media protection manager for a given media pipeline. + */ + msSetMediaProtectionManager(mediaProtectionManager?: any): void; /** - * The original width of the image resource before sizing. - */ - readonly naturalWidth: number; - sizes: string; + * Pauses the current playback and sets paused to TRUE. This can be used to test whether the media is playing or paused. You can also use the pause or play events to tell whether the media is playing or not. + */ + pause(): void; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcset: string; + * Loads and starts playback of a media resource. + */ + play(): Promise; + setMediaKeys(mediaKeys: MediaKeys | null): Promise; + readonly HAVE_CURRENT_DATA: number; + readonly HAVE_ENOUGH_DATA: number; + readonly HAVE_FUTURE_DATA: number; + readonly HAVE_METADATA: number; + readonly HAVE_NOTHING: number; + readonly NETWORK_EMPTY: number; + readonly NETWORK_IDLE: number; + readonly NETWORK_LOADING: number; + readonly NETWORK_NO_SOURCE: number; + addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMediaElement: { + prototype: HTMLMediaElement; + new(): HTMLMediaElement; + readonly HAVE_CURRENT_DATA: number; + readonly HAVE_ENOUGH_DATA: number; + readonly HAVE_FUTURE_DATA: number; + readonly HAVE_METADATA: number; + readonly HAVE_NOTHING: number; + readonly NETWORK_EMPTY: number; + readonly NETWORK_IDLE: number; + readonly NETWORK_LOADING: number; + readonly NETWORK_NO_SOURCE: number; +}; + +interface HTMLMenuElement extends HTMLElement { + compact: boolean; + type: string; + addEventListener(type: K, listener: (this: HTMLMenuElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMenuElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMenuElement: { + prototype: HTMLMenuElement; + new(): HTMLMenuElement; +}; + +interface HTMLMetaElement extends HTMLElement { /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ - useMap: string; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; /** - * Sets or retrieves the vertical margin for the object. - */ - vspace: number; + * Gets or sets meta-information to associate with httpEquiv or name. + */ + content: string; /** - * Sets or retrieves the width of the object. - */ - width: number; - readonly x: number; - readonly y: number; - msGetAsCastingSource(): any; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Gets or sets information used to bind the value of a content attribute of a meta element to an HTTP response header. + */ + httpEquiv: string; + /** + * Sets or retrieves the value specified in the content attribute of the meta object. + */ + name: string; + /** + * Sets or retrieves a scheme to be used in interpreting the value of a property specified for the object. + */ + scheme: string; + /** + * Sets or retrieves the URL property that will be loaded after the specified time has elapsed. + */ + url: string; + addEventListener(type: K, listener: (this: HTMLMetaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMetaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLImageElement: { - prototype: HTMLImageElement; - new(): HTMLImageElement; - create(): HTMLImageElement; +declare var HTMLMetaElement: { + prototype: HTMLMetaElement; + new(): HTMLMetaElement; +}; + +interface HTMLMeterElement extends HTMLElement { + high: number; + low: number; + max: number; + min: number; + optimum: number; + value: number; + addEventListener(type: K, listener: (this: HTMLMeterElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLMeterElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLMeterElement: { + prototype: HTMLMeterElement; + new(): HTMLMeterElement; +}; + +interface HTMLModElement extends HTMLElement { + /** + * Sets or retrieves reference information about the object. + */ + cite: string; + /** + * Sets or retrieves the date and time of a modification to the object. + */ + dateTime: string; + addEventListener(type: K, listener: (this: HTMLModElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLModElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLInputElement extends HTMLElement { - /** - * Sets or retrieves a comma-separated list of content types. - */ - accept: string; - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ +declare var HTMLModElement: { + prototype: HTMLModElement; + new(): HTMLModElement; +}; + +interface HTMLObjectElement extends HTMLElement, GetSVGDocument { align: string; /** - * Sets or retrieves a text alternative to the graphic. - */ + * Sets or retrieves a text alternative to the graphic. + */ alt: string; /** - * Specifies whether autocomplete is applied to an editable text field. - */ - autocomplete: string; + * Gets or sets the optional alternative HTML script to execute if the object fails to load. + */ + altHtml: string; /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; + * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. + */ + archive: string; /** - * Sets or retrieves the width of the border to draw around the object. - */ + * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. + */ + readonly BaseHref: string; border: string; /** - * Sets or retrieves the state of the check box or radio button. - */ - checked: boolean; - /** - * Retrieves whether the object is fully loaded. - */ - readonly complete: boolean; - /** - * Sets or retrieves the state of the check box or radio button. - */ - defaultChecked: boolean; - /** - * Sets or retrieves the initial contents of the object. - */ - defaultValue: string; - disabled: boolean; - /** - * Returns a FileList object on a file type input object. - */ - readonly files: FileList | null; - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the URL of the file containing the compiled Java class. + */ + code: string; /** - * Overrides the action attribute (where the data on a form is sent) on the parent form element. - */ - formAction: string; + * Sets or retrieves the URL of the component. + */ + codeBase: string; /** - * Used to override the encoding (formEnctype attribute) specified on the form element. - */ - formEnctype: string; + * Sets or retrieves the Internet media type for the code associated with the object. + */ + codeType: string; /** - * Overrides the submit method attribute previously specified on a form element. - */ - formMethod: string; + * Retrieves the document object of the page or frame. + */ + readonly contentDocument: Document; /** - * Overrides any validation or required attributes on a form or form elements to allow it to be submitted without validation. This can be used to create a "save draft"-type submit option. - */ - formNoValidate: string; + * Sets or retrieves the URL that references the data of the object. + */ + data: string; + declare: boolean; /** - * Overrides the target attribute on a form element. - */ - formTarget: string; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the height of the object. - */ + * Sets or retrieves the height of the object. + */ height: string; - /** - * Sets or retrieves the width of the border to draw around the object. - */ hspace: number; - indeterminate: boolean; - /** - * Specifies the ID of a pre-defined datalist of options for an input element. - */ - readonly list: HTMLElement; /** - * Defines the maximum acceptable value for an input element with type="number".When used with the min and step attributes, lets you control the range and increment (such as only even numbers) that the user can enter into an input field. - */ - max: string; + * Gets or sets whether the DLNA PlayTo device is available. + */ + msPlayToDisabled: boolean; /** - * Sets or retrieves the maximum number of characters that the user can enter in a text control. - */ - maxLength: number; + * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. + */ + msPlayToPreferredSourceUri: string; /** - * Defines the minimum acceptable value for an input element with type="number". When used with the max and step attributes, lets you control the range and increment (such as even numbers only) that the user can enter into an input field. - */ - min: string; + * Gets or sets the primary DLNA PlayTo device. + */ + msPlayToPrimary: boolean; /** - * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. - */ - multiple: boolean; + * Gets the source associated with the media element for use by the PlayToManager. + */ + readonly msPlayToSource: any; /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the name of the object. + */ name: string; + readonly readyState: number; /** - * Gets or sets a string containing a regular expression that the user's input must match. - */ - pattern: string; - /** - * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. - */ - placeholder: string; - readOnly: boolean; - /** - * When present, marks an element that can't be submitted without a value. - */ - required: boolean; - selectionDirection: string; - /** - * Gets or sets the end position or offset of a text selection. - */ - selectionEnd: number; - /** - * Gets or sets the starting position or offset of a text selection. - */ - selectionStart: number; - size: number; - /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - status: boolean; - /** - * Defines an increment or jump between values that you want to allow the user to enter. When used with the max and min attributes, lets you control the range and increment (for example, allow only even numbers) that the user can enter into an input field. - */ - step: string; + * Sets or retrieves a message to be displayed while an object is loading. + */ + standby: string; /** - * Returns the content type of the object. - */ + * Sets or retrieves the MIME type of the object. + */ type: string; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ + * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. + */ useMap: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ readonly validationMessage: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ + * Returns a ValidityState object that represents the validity states of an element. + */ readonly validity: ValidityState; - /** - * Returns the value of the data at the cursor's current position. - */ - value: string; - valueAsDate: Date; - /** - * Returns the input field value as a number. - */ - valueAsNumber: number; - /** - * Sets or retrieves the vertical margin for the object. - */ vspace: number; - webkitdirectory: boolean; /** - * Sets or retrieves the width of the object. - */ + * Sets or retrieves the width of the object. + */ width: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ readonly willValidate: boolean; - minLength: number; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ + * Returns whether a form will validate when it is submitted, without having to submit it. + */ checkValidity(): boolean; /** - * Makes the selection equal to the current object. - */ - select(): void; - /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLObjectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLObjectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLObjectElement: { + prototype: HTMLObjectElement; + new(): HTMLObjectElement; +}; + +interface HTMLOListElement extends HTMLElement { + compact: boolean; /** - * Sets the start and end positions of a selection in a text field. - * @param start The offset into the text field for the start of the selection. - * @param end The offset into the text field for the end of the selection. - */ - setSelectionRange(start?: number, end?: number, direction?: string): void; + * The starting number. + */ + start: number; + type: string; + addEventListener(type: K, listener: (this: HTMLOListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLOListElement: { + prototype: HTMLOListElement; + new(): HTMLOListElement; +}; + +interface HTMLOptGroupElement extends HTMLElement { /** - * Decrements a range input control's value by the value given by the Step attribute. If the optional parameter is used, it will decrement the input control's step value multiplied by the parameter's value. - * @param n Value to decrement the value by. - */ - stepDown(n?: number): void; + * Sets or retrieves the status of an option. + */ + defaultSelected: boolean; + disabled: boolean; /** - * Increments a range input control's value by the value given by the Step attribute. If the optional parameter is used, will increment the input control's value by that value. - * @param n Value to increment the value by. - */ - stepUp(n?: number): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + /** + * Sets or retrieves the ordinal position of an option in a list box. + */ + readonly index: number; + /** + * Sets or retrieves a value that you can use to implement your own label functionality for the object. + */ + label: string; + /** + * Sets or retrieves whether the option in the list box is the default item. + */ + selected: boolean; + /** + * Sets or retrieves the text string specified by the option tag. + */ + readonly text: string; + /** + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; + addEventListener(type: K, listener: (this: HTMLOptGroupElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOptGroupElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLInputElement: { - prototype: HTMLInputElement; - new(): HTMLInputElement; -} +declare var HTMLOptGroupElement: { + prototype: HTMLOptGroupElement; + new(): HTMLOptGroupElement; +}; -interface HTMLLIElement extends HTMLElement { - type: string; +interface HTMLOptionElement extends HTMLElement { /** - * Sets or retrieves the value of a list item. - */ - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the status of an option. + */ + defaultSelected: boolean; + disabled: boolean; + /** + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; + /** + * Sets or retrieves the ordinal position of an option in a list box. + */ + readonly index: number; + /** + * Sets or retrieves a value that you can use to implement your own label functionality for the object. + */ + label: string; + /** + * Sets or retrieves whether the option in the list box is the default item. + */ + selected: boolean; + /** + * Sets or retrieves the text string specified by the option tag. + */ + text: string; + /** + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; + addEventListener(type: K, listener: (this: HTMLOptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLIElement: { - prototype: HTMLLIElement; - new(): HTMLLIElement; +declare var HTMLOptionElement: { + prototype: HTMLOptionElement; + new(): HTMLOptionElement; +}; + +interface HTMLOptionsCollection extends HTMLCollectionOf { + length: number; + selectedIndex: number; + add(element: HTMLOptionElement | HTMLOptGroupElement, before?: HTMLElement | number): void; + remove(index: number): void; } -interface HTMLLabelElement extends HTMLElement { - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - /** - * Sets or retrieves the object to which the given label object is assigned. - */ - htmlFor: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +declare var HTMLOptionsCollection: { + prototype: HTMLOptionsCollection; + new(): HTMLOptionsCollection; +}; + +interface HTMLOutputElement extends HTMLElement { + defaultValue: string; + readonly form: HTMLFormElement | null; + readonly htmlFor: DOMSettableTokenList; + name: string; + readonly type: string; + readonly validationMessage: string; + readonly validity: ValidityState; + value: string; + readonly willValidate: boolean; + checkValidity(): boolean; + reportValidity(): boolean; + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLOutputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLOutputElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLabelElement: { - prototype: HTMLLabelElement; - new(): HTMLLabelElement; -} +declare var HTMLOutputElement: { + prototype: HTMLOutputElement; + new(): HTMLOutputElement; +}; -interface HTMLLegendElement extends HTMLElement { +interface HTMLParagraphElement extends HTMLElement { /** - * Retrieves a reference to the form that the object is embedded in. - */ + * Sets or retrieves how the object is aligned with adjacent text. + */ align: string; - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + clear: string; + addEventListener(type: K, listener: (this: HTMLParagraphElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLParagraphElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLegendElement: { - prototype: HTMLLegendElement; - new(): HTMLLegendElement; -} +declare var HTMLParagraphElement: { + prototype: HTMLParagraphElement; + new(): HTMLParagraphElement; +}; -interface HTMLLinkElement extends HTMLElement, LinkStyle { - /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; - disabled: boolean; - /** - * Sets or retrieves a destination URL or an anchor point. - */ - href: string; - /** - * Sets or retrieves the language code of the object. - */ - hreflang: string; - /** - * Sets or retrieves the media type. - */ - media: string; +interface HTMLParamElement extends HTMLElement { /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ - rel: string; + * Sets or retrieves the name of an input parameter for an element. + */ + name: string; /** - * Sets or retrieves the relationship between the object and the destination of the link. - */ - rev: string; + * Sets or retrieves the content type of the resource designated by the value attribute. + */ + type: string; /** - * Sets or retrieves the window or frame at which to target content. - */ - target: string; + * Sets or retrieves the value of an input parameter for an element. + */ + value: string; /** - * Sets or retrieves the MIME type of the object. - */ - type: string; - import?: Document; - integrity: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the data type of the value attribute. + */ + valueType: string; + addEventListener(type: K, listener: (this: HTMLParamElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLParamElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLLinkElement: { - prototype: HTMLLinkElement; - new(): HTMLLinkElement; -} +declare var HTMLParamElement: { + prototype: HTMLParamElement; + new(): HTMLParamElement; +}; -interface HTMLMapElement extends HTMLElement { - /** - * Retrieves a collection of the area objects defined for the given map object. - */ - readonly areas: HTMLAreasCollection; - /** - * Sets or retrieves the name of the object. - */ - name: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLPictureElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLPictureElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLPictureElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMapElement: { - prototype: HTMLMapElement; - new(): HTMLMapElement; -} - -interface HTMLMarqueeElementEventMap extends HTMLElementEventMap { - "bounce": Event; - "finish": Event; - "start": Event; -} +declare var HTMLPictureElement: { + prototype: HTMLPictureElement; + new(): HTMLPictureElement; +}; -interface HTMLMarqueeElement extends HTMLElement { - behavior: string; - bgColor: any; - direction: string; - height: string; - hspace: number; - loop: number; - onbounce: (this: HTMLMarqueeElement, ev: Event) => any; - onfinish: (this: HTMLMarqueeElement, ev: Event) => any; - onstart: (this: HTMLMarqueeElement, ev: Event) => any; - scrollAmount: number; - scrollDelay: number; - trueSpeed: boolean; - vspace: number; - width: string; - start(): void; - stop(): void; - addEventListener(type: K, listener: (this: HTMLMarqueeElement, ev: HTMLMarqueeElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLPreElement extends HTMLElement { + /** + * Sets or gets a value that you can use to implement your own width functionality for the object. + */ + width: number; + addEventListener(type: K, listener: (this: HTMLPreElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLPreElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMarqueeElement: { - prototype: HTMLMarqueeElement; - new(): HTMLMarqueeElement; -} - -interface HTMLMediaElementEventMap extends HTMLElementEventMap { - "encrypted": MediaEncryptedEvent; - "msneedkey": MSMediaKeyNeededEvent; -} +declare var HTMLPreElement: { + prototype: HTMLPreElement; + new(): HTMLPreElement; +}; -interface HTMLMediaElement extends HTMLElement { - /** - * Returns an AudioTrackList object with the audio tracks for a given video element. - */ - readonly audioTracks: AudioTrackList; - /** - * Gets or sets a value that indicates whether to start playing the media automatically. - */ - autoplay: boolean; - /** - * Gets a collection of buffered time ranges. - */ - readonly buffered: TimeRanges; - /** - * Gets or sets a flag that indicates whether the client provides a set of controls for the media (in case the developer does not include controls for the player). - */ - controls: boolean; - crossOrigin: string; - /** - * Gets the address or URL of the current media resource that is selected by IHTMLMediaElement. - */ - readonly currentSrc: string; +interface HTMLProgressElement extends HTMLElement { /** - * Gets or sets the current playback position, in seconds. - */ - currentTime: number; - defaultMuted: boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Gets or sets the default playback rate when the user is not using fast forward or reverse for a video or audio resource. - */ - defaultPlaybackRate: number; + * Defines the maximum, or "done" value for a progress element. + */ + max: number; /** - * Returns the duration in seconds of the current media resource. A NaN value is returned if duration is not available, or Infinity if the media resource is streaming. - */ - readonly duration: number; + * Returns the quotient of value/max when the value attribute is set (determinate progress bar), or -1 when the value attribute is missing (indeterminate progress bar). + */ + readonly position: number; /** - * Gets information about whether the playback has ended or not. - */ - readonly ended: boolean; + * Sets or gets the current value of a progress element. The value must be a non-negative number between 0 and the max value. + */ + value: number; + addEventListener(type: K, listener: (this: HTMLProgressElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLProgressElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLProgressElement: { + prototype: HTMLProgressElement; + new(): HTMLProgressElement; +}; + +interface HTMLQuoteElement extends HTMLElement { /** - * Returns an object representing the current error state of the audio or video element. - */ - readonly error: MediaError; + * Sets or retrieves reference information about the object. + */ + cite: string; + addEventListener(type: K, listener: (this: HTMLQuoteElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLQuoteElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLQuoteElement: { + prototype: HTMLQuoteElement; + new(): HTMLQuoteElement; +}; + +interface HTMLScriptElement extends HTMLElement { + async: boolean; /** - * Gets or sets a flag to specify whether playback should restart after it completes. - */ - loop: boolean; - readonly mediaKeys: MediaKeys | null; + * Sets or retrieves the character set used to encode the object. + */ + charset: string; + crossOrigin: string | null; /** - * Specifies the purpose of the audio or video media, such as background audio or alerts. - */ - msAudioCategory: string; + * Sets or retrieves the status of the script. + */ + defer: boolean; /** - * Specifies the output device id that the audio will be sent to. - */ - msAudioDeviceType: string; - readonly msGraphicsTrustStatus: MSGraphicsTrust; + * Sets or retrieves the event for which the script is written. + */ + event: string; /** - * Gets the MSMediaKeys object, which is used for decrypting media data, that is associated with this media element. - */ - readonly msKeys: MSMediaKeys; + * Sets or retrieves the object that is bound to the event script. + */ + htmlFor: string; /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; + * Retrieves the URL to an external file that contains the source code or data. + */ + src: string; /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; + * Retrieves or sets the text of the object as a string. + */ + text: string; /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Sets or retrieves the MIME type for the associated scripting engine. + */ + type: string; + integrity: string; + addEventListener(type: K, listener: (this: HTMLScriptElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLScriptElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLScriptElement: { + prototype: HTMLScriptElement; + new(): HTMLScriptElement; +}; + +interface HTMLSelectElement extends HTMLElement { /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ + autofocus: boolean; + disabled: boolean; /** - * Specifies whether or not to enable low-latency playback on the media element. - */ - msRealTime: boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Gets or sets a flag that indicates whether the audio (either audio or the audio track on video media) is muted. - */ - muted: boolean; + * Sets or retrieves the number of objects in a collection. + */ + length: number; /** - * Gets the current network activity for the element. - */ - readonly networkState: number; - onencrypted: (this: HTMLMediaElement, ev: MediaEncryptedEvent) => any; - onmsneedkey: (this: HTMLMediaElement, ev: MSMediaKeyNeededEvent) => any; + * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. + */ + multiple: boolean; /** - * Gets a flag that specifies whether playback is paused. - */ - readonly paused: boolean; + * Sets or retrieves the name of the object. + */ + name: string; + readonly options: HTMLOptionsCollection; /** - * Gets or sets the current rate of speed for the media resource to play. This speed is expressed as a multiple of the normal speed of the media resource. - */ - playbackRate: number; + * When present, marks an element that can't be submitted without a value. + */ + required: boolean; /** - * Gets TimeRanges for the current media resource that has been played. - */ - readonly played: TimeRanges; + * Sets or retrieves the index of the selected option in a select object. + */ + selectedIndex: number; + selectedOptions: HTMLCollectionOf; /** - * Gets or sets the current playback position, in seconds. - */ - preload: string; - readyState: number; + * Sets or retrieves the number of rows in the list box. + */ + size: number; /** - * Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked. - */ - readonly seekable: TimeRanges; + * Retrieves the type of select control based on the value of the MULTIPLE attribute. + */ + readonly type: string; /** - * Gets a flag that indicates whether the the client is currently moving to a new playback position in the media resource. - */ - readonly seeking: boolean; + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ + readonly validationMessage: string; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcObject: MediaStream | null; - readonly textTracks: TextTrackList; - readonly videoTracks: VideoTrackList; + * Returns a ValidityState object that represents the validity states of an element. + */ + readonly validity: ValidityState; /** - * Gets or sets the volume level for audio portions of the media element. - */ - volume: number; - addTextTrack(kind: string, label?: string, language?: string): TextTrack; + * Sets or retrieves the value which is returned to the server when the form control is submitted. + */ + value: string; /** - * Returns a string that specifies whether the client can play a given media resource type. - */ - canPlayType(type: string): string; + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ + readonly willValidate: boolean; /** - * Resets the audio or video object and loads a new media resource. - */ - load(): void; + * Adds an element to the areas, controlRange, or options collection. + * @param element Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection. + * @param before Variant of type Object that specifies an element to insert before, or null to append the object to the collection. + */ + add(element: HTMLElement, before?: HTMLElement | number): void; /** - * Clears all effects from the media pipeline. - */ - msClearEffects(): void; - msGetAsCastingSource(): any; + * Returns whether a form will validate when it is submitted, without having to submit it. + */ + checkValidity(): boolean; /** - * Inserts the specified audio effect into media pipeline. - */ - msInsertAudioEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; - msSetMediaKeys(mediaKeys: MSMediaKeys): void; + * Retrieves a select object or an object from an options collection. + * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is an integer, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. + * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. + */ + item(name?: any, index?: any): any; /** - * Specifies the media protection manager for a given media pipeline. - */ - msSetMediaProtectionManager(mediaProtectionManager?: any): void; + * Retrieves a select object or an object from an options collection. + * @param namedItem A String that specifies the name or id property of the object to retrieve. A collection is returned if more than one match is made. + */ + namedItem(name: string): any; /** - * Pauses the current playback and sets paused to TRUE. This can be used to test whether the media is playing or paused. You can also use the pause or play events to tell whether the media is playing or not. - */ - pause(): void; + * Removes an element from the collection. + * @param index Number that specifies the zero-based index of the element to remove from the collection. + */ + remove(index?: number): void; /** - * Loads and starts playback of a media resource. - */ - play(): void; - setMediaKeys(mediaKeys: MediaKeys | null): PromiseLike; - readonly HAVE_CURRENT_DATA: number; - readonly HAVE_ENOUGH_DATA: number; - readonly HAVE_FUTURE_DATA: number; - readonly HAVE_METADATA: number; - readonly HAVE_NOTHING: number; - readonly NETWORK_EMPTY: number; - readonly NETWORK_IDLE: number; - readonly NETWORK_LOADING: number; - readonly NETWORK_NO_SOURCE: number; - addEventListener(type: K, listener: (this: HTMLMediaElement, ev: HTMLMediaElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLMediaElement: { - prototype: HTMLMediaElement; - new(): HTMLMediaElement; - readonly HAVE_CURRENT_DATA: number; - readonly HAVE_ENOUGH_DATA: number; - readonly HAVE_FUTURE_DATA: number; - readonly HAVE_METADATA: number; - readonly HAVE_NOTHING: number; - readonly NETWORK_EMPTY: number; - readonly NETWORK_IDLE: number; - readonly NETWORK_LOADING: number; - readonly NETWORK_NO_SOURCE: number; -} - -interface HTMLMenuElement extends HTMLElement { - compact: boolean; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; + addEventListener(type: K, listener: (this: HTMLSelectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSelectElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + [name: string]: any; } -declare var HTMLMenuElement: { - prototype: HTMLMenuElement; - new(): HTMLMenuElement; -} +declare var HTMLSelectElement: { + prototype: HTMLSelectElement; + new(): HTMLSelectElement; +}; -interface HTMLMetaElement extends HTMLElement { - /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; - /** - * Gets or sets meta-information to associate with httpEquiv or name. - */ - content: string; - /** - * Gets or sets information used to bind the value of a content attribute of a meta element to an HTTP response header. - */ - httpEquiv: string; +interface HTMLSourceElement extends HTMLElement { /** - * Sets or retrieves the value specified in the content attribute of the meta object. - */ - name: string; + * Gets or sets the intended media type of the media source. + */ + media: string; + msKeySystem: string; + sizes: string; /** - * Sets or retrieves a scheme to be used in interpreting the value of a property specified for the object. - */ - scheme: string; + * The address or URL of the a media resource that is to be considered. + */ + src: string; + srcset: string; /** - * Sets or retrieves the URL property that will be loaded after the specified time has elapsed. - */ - url: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Gets or sets the MIME type of a media resource. + */ + type: string; + addEventListener(type: K, listener: (this: HTMLSourceElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSourceElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMetaElement: { - prototype: HTMLMetaElement; - new(): HTMLMetaElement; -} +declare var HTMLSourceElement: { + prototype: HTMLSourceElement; + new(): HTMLSourceElement; +}; -interface HTMLMeterElement extends HTMLElement { - high: number; - low: number; - max: number; - min: number; - optimum: number; - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface HTMLSpanElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLSpanElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLSpanElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLMeterElement: { - prototype: HTMLMeterElement; - new(): HTMLMeterElement; -} +declare var HTMLSpanElement: { + prototype: HTMLSpanElement; + new(): HTMLSpanElement; +}; -interface HTMLModElement extends HTMLElement { +interface HTMLStyleElement extends HTMLElement, LinkStyle { + disabled: boolean; /** - * Sets or retrieves reference information about the object. - */ - cite: string; + * Sets or retrieves the media type. + */ + media: string; /** - * Sets or retrieves the date and time of a modification to the object. - */ - dateTime: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves the CSS language in which the style sheet is written. + */ + type: string; + addEventListener(type: K, listener: (this: HTMLStyleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLStyleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLModElement: { - prototype: HTMLModElement; - new(): HTMLModElement; -} +declare var HTMLStyleElement: { + prototype: HTMLStyleElement; + new(): HTMLStyleElement; +}; -interface HTMLOListElement extends HTMLElement { - compact: boolean; +interface HTMLTableCaptionElement extends HTMLElement { /** - * The starting number. - */ - start: number; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the alignment of the caption or legend. + */ + align: string; + /** + * Sets or retrieves whether the caption appears at the top or bottom of the table. + */ + vAlign: string; + addEventListener(type: K, listener: (this: HTMLTableCaptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableCaptionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLOListElement: { - prototype: HTMLOListElement; - new(): HTMLOListElement; -} +declare var HTMLTableCaptionElement: { + prototype: HTMLTableCaptionElement; + new(): HTMLTableCaptionElement; +}; -interface HTMLObjectElement extends HTMLElement, GetSVGDocument { - /** - * Retrieves a string of the URL where the object tag can be found. This is often the href of the document that the object is in, or the value set by a base element. - */ - readonly BaseHref: string; - align: string; - /** - * Sets or retrieves a text alternative to the graphic. - */ - alt: string; - /** - * Gets or sets the optional alternative HTML script to execute if the object fails to load. - */ - altHtml: string; - /** - * Sets or retrieves a character string that can be used to implement your own archive functionality for the object. - */ - archive: string; - border: string; - /** - * Sets or retrieves the URL of the file containing the compiled Java class. - */ - code: string; - /** - * Sets or retrieves the URL of the component. - */ - codeBase: string; - /** - * Sets or retrieves the Internet media type for the code associated with the object. - */ - codeType: string; - /** - * Retrieves the document object of the page or frame. - */ - readonly contentDocument: Document; - /** - * Sets or retrieves the URL that references the data of the object. - */ - data: string; - declare: boolean; - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - /** - * Sets or retrieves the height of the object. - */ - height: string; - hspace: number; - /** - * Gets or sets whether the DLNA PlayTo device is available. - */ - msPlayToDisabled: boolean; - /** - * Gets or sets the path to the preferred media source. This enables the Play To target device to stream the media content, which can be DRM protected, from a different location, such as a cloud media server. - */ - msPlayToPreferredSourceUri: string; +interface HTMLTableCellElement extends HTMLElement, HTMLTableAlignment { /** - * Gets or sets the primary DLNA PlayTo device. - */ - msPlayToPrimary: boolean; + * Sets or retrieves abbreviated text for the object. + */ + abbr: string; /** - * Gets the source associated with the media element for use by the PlayToManager. - */ - readonly msPlayToSource: any; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; /** - * Sets or retrieves the name of the object. - */ - name: string; + * Sets or retrieves a comma-delimited list of conceptual categories associated with the object. + */ + axis: string; + bgColor: any; /** - * Retrieves the contained object. - */ - readonly object: any; - readonly readyState: number; + * Retrieves the position of the object in the cells collection of a row. + */ + readonly cellIndex: number; /** - * Sets or retrieves a message to be displayed while an object is loading. - */ - standby: string; + * Sets or retrieves the number columns in the table that the object should span. + */ + colSpan: number; /** - * Sets or retrieves the MIME type of the object. - */ - type: string; + * Sets or retrieves a list of header cells that provide information for the object. + */ + headers: string; /** - * Sets or retrieves the URL, often with a bookmark extension (#name), to use as a client-side image map. - */ - useMap: string; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; + * Sets or retrieves whether the browser automatically performs wordwrap. + */ + noWrap: boolean; /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - vspace: number; + * Sets or retrieves how many rows in a table the cell should span. + */ + rowSpan: number; /** - * Sets or retrieves the width of the object. - */ + * Sets or retrieves the group of cells in a table to which the object's information applies. + */ + scope: string; + /** + * Sets or retrieves the width of the object. + */ width: string; + addEventListener(type: K, listener: (this: HTMLTableCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTableCellElement: { + prototype: HTMLTableCellElement; + new(): HTMLTableCellElement; +}; + +interface HTMLTableColElement extends HTMLElement, HTMLTableAlignment { /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; + * Sets or retrieves the alignment of the object relative to the display or table. + */ + align: string; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; + * Sets or retrieves the number of columns in the group. + */ + span: number; /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the width of the object. + */ + width: any; + addEventListener(type: K, listener: (this: HTMLTableColElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableColElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLObjectElement: { - prototype: HTMLObjectElement; - new(): HTMLObjectElement; +declare var HTMLTableColElement: { + prototype: HTMLTableColElement; + new(): HTMLTableColElement; +}; + +interface HTMLTableDataCellElement extends HTMLTableCellElement { + addEventListener(type: K, listener: (this: HTMLTableDataCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableDataCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLOptGroupElement extends HTMLElement { +declare var HTMLTableDataCellElement: { + prototype: HTMLTableDataCellElement; + new(): HTMLTableDataCellElement; +}; + +interface HTMLTableElement extends HTMLElement { /** - * Sets or retrieves the status of an option. - */ - defaultSelected: boolean; - disabled: boolean; + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; + bgColor: any; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the width of the border to draw around the object. + */ + border: string; /** - * Sets or retrieves the ordinal position of an option in a list box. - */ - readonly index: number; + * Sets or retrieves the border color of the object. + */ + borderColor: any; /** - * Sets or retrieves a value that you can use to implement your own label functionality for the object. - */ - label: string; + * Retrieves the caption object of a table. + */ + caption: HTMLTableCaptionElement; /** - * Sets or retrieves whether the option in the list box is the default item. - */ - selected: boolean; + * Sets or retrieves the amount of space between the border of the cell and the content of the cell. + */ + cellPadding: string; /** - * Sets or retrieves the text string specified by the option tag. - */ - readonly text: string; + * Sets or retrieves the amount of space between cells in a table. + */ + cellSpacing: string; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ - value: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLOptGroupElement: { - prototype: HTMLOptGroupElement; - new(): HTMLOptGroupElement; -} - -interface HTMLOptionElement extends HTMLElement { + * Sets or retrieves the number of columns in the table. + */ + cols: number; /** - * Sets or retrieves the status of an option. - */ - defaultSelected: boolean; - disabled: boolean; + * Sets or retrieves the way the border frame around the table is displayed. + */ + frame: string; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the height of the object. + */ + height: any; /** - * Sets or retrieves the ordinal position of an option in a list box. - */ - readonly index: number; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: HTMLCollectionOf; /** - * Sets or retrieves a value that you can use to implement your own label functionality for the object. - */ - label: string; + * Sets or retrieves which dividing lines (inner borders) are displayed. + */ + rules: string; /** - * Sets or retrieves whether the option in the list box is the default item. - */ - selected: boolean; + * Sets or retrieves a description and/or structure of the object. + */ + summary: string; /** - * Sets or retrieves the text string specified by the option tag. - */ - text: string; + * Retrieves a collection of all tBody objects in the table. Objects in this collection are in source order. + */ + tBodies: HTMLCollectionOf; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ - value: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLOptionElement: { - prototype: HTMLOptionElement; - new(): HTMLOptionElement; - create(): HTMLOptionElement; -} - -interface HTMLOptionsCollection extends HTMLCollectionOf { - length: number; - selectedIndex: number; - add(element: HTMLOptionElement | HTMLOptGroupElement, before?: HTMLElement | number): void; - remove(index: number): void; -} - -declare var HTMLOptionsCollection: { - prototype: HTMLOptionsCollection; - new(): HTMLOptionsCollection; -} - -interface HTMLParagraphElement extends HTMLElement { + * Retrieves the tFoot object of the table. + */ + tFoot: HTMLTableSectionElement; /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - clear: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLParagraphElement: { - prototype: HTMLParagraphElement; - new(): HTMLParagraphElement; -} - -interface HTMLParamElement extends HTMLElement { + * Retrieves the tHead object of the table. + */ + tHead: HTMLTableSectionElement; /** - * Sets or retrieves the name of an input parameter for an element. - */ - name: string; + * Sets or retrieves the width of the object. + */ + width: string; /** - * Sets or retrieves the content type of the resource designated by the value attribute. - */ - type: string; + * Creates an empty caption element in the table. + */ + createCaption(): HTMLTableCaptionElement; /** - * Sets or retrieves the value of an input parameter for an element. - */ - value: string; + * Creates an empty tBody element in the table. + */ + createTBody(): HTMLTableSectionElement; /** - * Sets or retrieves the data type of the value attribute. - */ - valueType: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLParamElement: { - prototype: HTMLParamElement; - new(): HTMLParamElement; -} - -interface HTMLPictureElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Creates an empty tFoot element in the table. + */ + createTFoot(): HTMLTableSectionElement; + /** + * Returns the tHead element object if successful, or null otherwise. + */ + createTHead(): HTMLTableSectionElement; + /** + * Deletes the caption element and its contents from the table. + */ + deleteCaption(): void; + /** + * Removes the specified row (tr) from the element and from the rows collection. + * @param index Number that specifies the zero-based position in the rows collection of the row to remove. + */ + deleteRow(index?: number): void; + /** + * Deletes the tFoot element and its contents from the table. + */ + deleteTFoot(): void; + /** + * Deletes the tHead element and its contents from the table. + */ + deleteTHead(): void; + /** + * Creates a new row (tr) in the table, and adds the row to the rows collection. + * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. + */ + insertRow(index?: number): HTMLTableRowElement; + addEventListener(type: K, listener: (this: HTMLTableElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLPictureElement: { - prototype: HTMLPictureElement; - new(): HTMLPictureElement; -} +declare var HTMLTableElement: { + prototype: HTMLTableElement; + new(): HTMLTableElement; +}; -interface HTMLPreElement extends HTMLElement { +interface HTMLTableHeaderCellElement extends HTMLTableCellElement { /** - * Sets or gets a value that you can use to implement your own width functionality for the object. - */ - width: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Sets or retrieves the group of cells in a table to which the object's information applies. + */ + scope: string; + addEventListener(type: K, listener: (this: HTMLTableHeaderCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableHeaderCellElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLPreElement: { - prototype: HTMLPreElement; - new(): HTMLPreElement; -} +declare var HTMLTableHeaderCellElement: { + prototype: HTMLTableHeaderCellElement; + new(): HTMLTableHeaderCellElement; +}; -interface HTMLProgressElement extends HTMLElement { - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; +interface HTMLTableRowElement extends HTMLElement, HTMLTableAlignment { /** - * Defines the maximum, or "done" value for a progress element. - */ - max: number; + * Sets or retrieves how the object is aligned with adjacent text. + */ + align: string; + bgColor: any; /** - * Returns the quotient of value/max when the value attribute is set (determinate progress bar), or -1 when the value attribute is missing (indeterminate progress bar). - */ - readonly position: number; + * Retrieves a collection of all cells in the table row. + */ + cells: HTMLCollectionOf; /** - * Sets or gets the current value of a progress element. The value must be a non-negative number between 0 and the max value. - */ - value: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var HTMLProgressElement: { - prototype: HTMLProgressElement; - new(): HTMLProgressElement; -} - -interface HTMLQuoteElement extends HTMLElement { + * Sets or retrieves the height of the object. + */ + height: any; /** - * Sets or retrieves reference information about the object. - */ - cite: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves the position of the object in the rows collection for the table. + */ + readonly rowIndex: number; + /** + * Retrieves the position of the object in the collection. + */ + readonly sectionRowIndex: number; + /** + * Removes the specified cell from the table row, as well as from the cells collection. + * @param index Number that specifies the zero-based position of the cell to remove from the table row. If no value is provided, the last cell in the cells collection is deleted. + */ + deleteCell(index?: number): void; + /** + * Creates a new cell in the table row, and adds the cell to the cells collection. + * @param index Number that specifies where to insert the cell in the tr. The default value is -1, which appends the new cell to the end of the cells collection. + */ + insertCell(index?: number): HTMLTableDataCellElement; + addEventListener(type: K, listener: (this: HTMLTableRowElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableRowElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLQuoteElement: { - prototype: HTMLQuoteElement; - new(): HTMLQuoteElement; -} +declare var HTMLTableRowElement: { + prototype: HTMLTableRowElement; + new(): HTMLTableRowElement; +}; -interface HTMLScriptElement extends HTMLElement { - async: boolean; - /** - * Sets or retrieves the character set used to encode the object. - */ - charset: string; - /** - * Sets or retrieves the status of the script. - */ - defer: boolean; +interface HTMLTableSectionElement extends HTMLElement, HTMLTableAlignment { /** - * Sets or retrieves the event for which the script is written. - */ - event: string; - /** - * Sets or retrieves the object that is bound to the event script. - */ - htmlFor: string; + * Sets or retrieves a value that indicates the table alignment. + */ + align: string; /** - * Retrieves the URL to an external file that contains the source code or data. - */ - src: string; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: HTMLCollectionOf; /** - * Retrieves or sets the text of the object as a string. - */ - text: string; + * Removes the specified row (tr) from the element and from the rows collection. + * @param index Number that specifies the zero-based position in the rows collection of the row to remove. + */ + deleteRow(index?: number): void; /** - * Sets or retrieves the MIME type for the associated scripting engine. - */ - type: string; - integrity: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Creates a new row (tr) in the table, and adds the row to the rows collection. + * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. + */ + insertRow(index?: number): HTMLTableRowElement; + addEventListener(type: K, listener: (this: HTMLTableSectionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTableSectionElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLScriptElement: { - prototype: HTMLScriptElement; - new(): HTMLScriptElement; +declare var HTMLTableSectionElement: { + prototype: HTMLTableSectionElement; + new(): HTMLTableSectionElement; +}; + +interface HTMLTemplateElement extends HTMLElement { + readonly content: DocumentFragment; + addEventListener(type: K, listener: (this: HTMLTemplateElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTemplateElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLSelectElement extends HTMLElement { +declare var HTMLTemplateElement: { + prototype: HTMLTemplateElement; + new(): HTMLTemplateElement; +}; + +interface HTMLTextAreaElement extends HTMLElement { /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ + * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. + */ autofocus: boolean; - disabled: boolean; /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; + * Sets or retrieves the width of the object. + */ + cols: number; /** - * Sets or retrieves the number of objects in a collection. - */ - length: number; + * Sets or retrieves the initial contents of the object. + */ + defaultValue: string; + disabled: boolean; /** - * Sets or retrieves the Boolean value indicating whether multiple items can be selected from a list. - */ - multiple: boolean; + * Retrieves a reference to the form that the object is embedded in. + */ + readonly form: HTMLFormElement | null; /** - * Sets or retrieves the name of the object. - */ + * Sets or retrieves the maximum number of characters that the user can enter in a text control. + */ + maxLength: number; + /** + * Sets or retrieves the name of the object. + */ name: string; - readonly options: HTMLOptionsCollection; /** - * When present, marks an element that can't be submitted without a value. - */ + * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. + */ + placeholder: string; + /** + * Sets or retrieves the value indicated whether the content of the object is read-only. + */ + readOnly: boolean; + /** + * When present, marks an element that can't be submitted without a value. + */ required: boolean; /** - * Sets or retrieves the index of the selected option in a select object. - */ - selectedIndex: number; - selectedOptions: HTMLCollectionOf; + * Sets or retrieves the number of horizontal rows contained in the object. + */ + rows: number; /** - * Sets or retrieves the number of rows in the list box. - */ - size: number; + * Gets or sets the end position or offset of a text selection. + */ + selectionEnd: number; /** - * Retrieves the type of select control based on the value of the MULTIPLE attribute. - */ + * Gets or sets the starting position or offset of a text selection. + */ + selectionStart: number; + /** + * Sets or retrieves the value indicating whether the control is selected. + */ + status: any; + /** + * Retrieves the type of control. + */ readonly type: string; /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ + * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. + */ readonly validationMessage: string; /** - * Returns a ValidityState object that represents the validity states of an element. - */ + * Returns a ValidityState object that represents the validity states of an element. + */ readonly validity: ValidityState; /** - * Sets or retrieves the value which is returned to the server when the form control is submitted. - */ + * Retrieves or sets the text in the entry field of the textArea element. + */ value: string; /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ + * Returns whether an element will successfully validate based on forms validation rules and constraints. + */ readonly willValidate: boolean; /** - * Adds an element to the areas, controlRange, or options collection. - * @param element Variant of type Number that specifies the index position in the collection where the element is placed. If no value is given, the method places the element at the end of the collection. - * @param before Variant of type Object that specifies an element to insert before, or null to append the object to the collection. - */ - add(element: HTMLElement, before?: HTMLElement | number): void; + * Sets or retrieves how to handle wordwrapping in the object. + */ + wrap: string; + minLength: number; /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ + * Returns whether a form will validate when it is submitted, without having to submit it. + */ checkValidity(): boolean; /** - * Retrieves a select object or an object from an options collection. - * @param name Variant of type Number or String that specifies the object or collection to retrieve. If this parameter is an integer, it is the zero-based index of the object. If this parameter is a string, all objects with matching name or id properties are retrieved, and a collection is returned if more than one match is made. - * @param index Variant of type Number that specifies the zero-based index of the object to retrieve when a collection is returned. - */ - item(name?: any, index?: any): any; + * Highlights the input area of a form element. + */ + select(): void; /** - * Retrieves a select object or an object from an options collection. - * @param namedItem A String that specifies the name or id property of the object to retrieve. A collection is returned if more than one match is made. - */ - namedItem(name: string): any; + * Sets a custom error message that is displayed when a form is submitted. + * @param error Sets a custom error message that is displayed when a form is submitted. + */ + setCustomValidity(error: string): void; /** - * Removes an element from the collection. - * @param index Number that specifies the zero-based index of the element to remove from the collection. - */ - remove(index?: number): void; + * Sets the start and end positions of a selection in a text field. + * @param start The offset into the text field for the start of the selection. + * @param end The offset into the text field for the end of the selection. + */ + setSelectionRange(start: number, end: number): void; + addEventListener(type: K, listener: (this: HTMLTextAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTextAreaElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTextAreaElement: { + prototype: HTMLTextAreaElement; + new(): HTMLTextAreaElement; +}; + +interface HTMLTimeElement extends HTMLElement { + dateTime: string; + addEventListener(type: K, listener: (this: HTMLTimeElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTimeElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLTimeElement: { + prototype: HTMLTimeElement; + new(): HTMLTimeElement; +}; + +interface HTMLTitleElement extends HTMLElement { /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + * Retrieves or sets the text of the object as a string. + */ + text: string; + addEventListener(type: K, listener: (this: HTMLTitleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; - [name: string]: any; + removeEventListener(type: K, listener: (this: HTMLTitleElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSelectElement: { - prototype: HTMLSelectElement; - new(): HTMLSelectElement; +declare var HTMLTitleElement: { + prototype: HTMLTitleElement; + new(): HTMLTitleElement; +}; + +interface HTMLTrackElement extends HTMLElement { + default: boolean; + kind: string; + label: string; + readonly readyState: number; + src: string; + srclang: string; + readonly track: TextTrack; + readonly ERROR: number; + readonly LOADED: number; + readonly LOADING: number; + readonly NONE: number; + addEventListener(type: K, listener: (this: HTMLTrackElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLTrackElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface HTMLSourceElement extends HTMLElement { +declare var HTMLTrackElement: { + prototype: HTMLTrackElement; + new(): HTMLTrackElement; + readonly ERROR: number; + readonly LOADED: number; + readonly LOADING: number; + readonly NONE: number; +}; + +interface HTMLUListElement extends HTMLElement { + compact: boolean; + type: string; + addEventListener(type: K, listener: (this: HTMLUListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLUListElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLUListElement: { + prototype: HTMLUListElement; + new(): HTMLUListElement; +}; + +interface HTMLUnknownElement extends HTMLElement { + addEventListener(type: K, listener: (this: HTMLUnknownElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLUnknownElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var HTMLUnknownElement: { + prototype: HTMLUnknownElement; + new(): HTMLUnknownElement; +}; + +interface HTMLVideoElementEventMap extends HTMLMediaElementEventMap { + "MSVideoFormatChanged": Event; + "MSVideoFrameStepCompleted": Event; + "MSVideoOptimalLayoutChanged": Event; +} + +interface HTMLVideoElement extends HTMLMediaElement { /** - * Gets or sets the intended media type of the media source. + * Gets or sets the height of the video element. */ - media: string; - msKeySystem: string; - sizes: string; + height: number; + msHorizontalMirror: boolean; + readonly msIsLayoutOptimalForPlayback: boolean; + readonly msIsStereo3D: boolean; + msStereo3DPackingMode: string; + msStereo3DRenderMode: string; + msZoom: boolean; + onMSVideoFormatChanged: (this: HTMLVideoElement, ev: Event) => any; + onMSVideoFrameStepCompleted: (this: HTMLVideoElement, ev: Event) => any; + onMSVideoOptimalLayoutChanged: (this: HTMLVideoElement, ev: Event) => any; /** - * The address or URL of the a media resource that is to be considered. - */ - src: string; - srcset: string; + * Gets or sets a URL of an image to display, for example, like a movie poster. This can be a still frame from the video, or another image if no video data is available. + */ + poster: string; /** - * Gets or sets the MIME type of a media resource. + * Gets the intrinsic height of a video in CSS pixels, or zero if the dimensions are not known. */ - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + readonly videoHeight: number; + /** + * Gets the intrinsic width of a video in CSS pixels, or zero if the dimensions are not known. + */ + readonly videoWidth: number; + readonly webkitDisplayingFullscreen: boolean; + readonly webkitSupportsFullscreen: boolean; + /** + * Gets or sets the width of the video element. + */ + width: number; + getVideoPlaybackQuality(): VideoPlaybackQuality; + msFrameStep(forward: boolean): void; + msInsertVideoEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; + msSetVideoRectangle(left: number, top: number, right: number, bottom: number): void; + webkitEnterFullscreen(): void; + webkitEnterFullScreen(): void; + webkitExitFullscreen(): void; + webkitExitFullScreen(): void; + addEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLSourceElement: { - prototype: HTMLSourceElement; - new(): HTMLSourceElement; -} - -interface HTMLSpanElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var HTMLVideoElement: { + prototype: HTMLVideoElement; + new(): HTMLVideoElement; +}; -declare var HTMLSpanElement: { - prototype: HTMLSpanElement; - new(): HTMLSpanElement; +interface IDBCursor { + readonly direction: IDBCursorDirection; + key: IDBKeyRange | IDBValidKey; + readonly primaryKey: any; + source: IDBObjectStore | IDBIndex; + advance(count: number): void; + continue(key?: IDBKeyRange | IDBValidKey): void; + delete(): IDBRequest; + update(value: any): IDBRequest; + readonly NEXT: string; + readonly NEXT_NO_DUPLICATE: string; + readonly PREV: string; + readonly PREV_NO_DUPLICATE: string; } -interface HTMLStyleElement extends HTMLElement, LinkStyle { - disabled: boolean; - /** - * Sets or retrieves the media type. - */ - media: string; - /** - * Retrieves the CSS language in which the style sheet is written. - */ - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var IDBCursor: { + prototype: IDBCursor; + new(): IDBCursor; + readonly NEXT: string; + readonly NEXT_NO_DUPLICATE: string; + readonly PREV: string; + readonly PREV_NO_DUPLICATE: string; +}; -declare var HTMLStyleElement: { - prototype: HTMLStyleElement; - new(): HTMLStyleElement; +interface IDBCursorWithValue extends IDBCursor { + readonly value: any; } -interface HTMLTableCaptionElement extends HTMLElement { - /** - * Sets or retrieves the alignment of the caption or legend. - */ - align: string; - /** - * Sets or retrieves whether the caption appears at the top or bottom of the table. - */ - vAlign: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var IDBCursorWithValue: { + prototype: IDBCursorWithValue; + new(): IDBCursorWithValue; +}; -declare var HTMLTableCaptionElement: { - prototype: HTMLTableCaptionElement; - new(): HTMLTableCaptionElement; +interface IDBDatabaseEventMap { + "abort": Event; + "error": Event; } -interface HTMLTableCellElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves abbreviated text for the object. - */ - abbr: string; - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - /** - * Sets or retrieves a comma-delimited list of conceptual categories associated with the object. - */ - axis: string; - bgColor: any; - /** - * Retrieves the position of the object in the cells collection of a row. - */ - readonly cellIndex: number; - /** - * Sets or retrieves the number columns in the table that the object should span. - */ - colSpan: number; - /** - * Sets or retrieves a list of header cells that provide information for the object. - */ - headers: string; - /** - * Sets or retrieves the height of the object. - */ - height: any; - /** - * Sets or retrieves whether the browser automatically performs wordwrap. - */ - noWrap: boolean; - /** - * Sets or retrieves how many rows in a table the cell should span. - */ - rowSpan: number; - /** - * Sets or retrieves the group of cells in a table to which the object's information applies. - */ - scope: string; - /** - * Sets or retrieves the width of the object. - */ - width: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBDatabase extends EventTarget { + readonly name: string; + readonly objectStoreNames: DOMStringList; + onabort: (this: IDBDatabase, ev: Event) => any; + onerror: (this: IDBDatabase, ev: Event) => any; + version: number; + onversionchange: (ev: IDBVersionChangeEvent) => any; + close(): void; + createObjectStore(name: string, optionalParameters?: IDBObjectStoreParameters): IDBObjectStore; + deleteObjectStore(name: string): void; + transaction(storeNames: string | string[], mode?: IDBTransactionMode): IDBTransaction; + addEventListener(type: "versionchange", listener: (ev: IDBVersionChangeEvent) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableCellElement: { - prototype: HTMLTableCellElement; - new(): HTMLTableCellElement; -} +declare var IDBDatabase: { + prototype: IDBDatabase; + new(): IDBDatabase; +}; -interface HTMLTableColElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves the alignment of the object relative to the display or table. - */ - align: string; - /** - * Sets or retrieves the number of columns in the group. - */ - span: number; - /** - * Sets or retrieves the width of the object. - */ - width: any; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface IDBFactory { + cmp(first: any, second: any): number; + deleteDatabase(name: string): IDBOpenDBRequest; + open(name: string, version?: number): IDBOpenDBRequest; } -declare var HTMLTableColElement: { - prototype: HTMLTableColElement; - new(): HTMLTableColElement; -} +declare var IDBFactory: { + prototype: IDBFactory; + new(): IDBFactory; +}; -interface HTMLTableDataCellElement extends HTMLTableCellElement { +interface IDBIndex { + keyPath: string | string[]; + readonly name: string; + readonly objectStore: IDBObjectStore; + readonly unique: boolean; + multiEntry: boolean; + count(key?: IDBKeyRange | IDBValidKey): IDBRequest; + get(key: IDBKeyRange | IDBValidKey): IDBRequest; + getKey(key: IDBKeyRange | IDBValidKey): IDBRequest; + openCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; + openKeyCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; } -declare var HTMLTableDataCellElement: { - prototype: HTMLTableDataCellElement; - new(): HTMLTableDataCellElement; +declare var IDBIndex: { + prototype: IDBIndex; + new(): IDBIndex; +}; + +interface IDBKeyRange { + readonly lower: any; + readonly lowerOpen: boolean; + readonly upper: any; + readonly upperOpen: boolean; } -interface HTMLTableElement extends HTMLElement { - /** - * Sets or retrieves a value that indicates the table alignment. - */ - align: string; - bgColor: any; - /** - * Sets or retrieves the width of the border to draw around the object. - */ - border: string; - /** - * Sets or retrieves the border color of the object. - */ - borderColor: any; - /** - * Retrieves the caption object of a table. - */ - caption: HTMLTableCaptionElement; - /** - * Sets or retrieves the amount of space between the border of the cell and the content of the cell. - */ - cellPadding: string; - /** - * Sets or retrieves the amount of space between cells in a table. - */ - cellSpacing: string; - /** - * Sets or retrieves the number of columns in the table. - */ - cols: number; - /** - * Sets or retrieves the way the border frame around the table is displayed. - */ - frame: string; - /** - * Sets or retrieves the height of the object. - */ - height: any; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: HTMLCollectionOf; - /** - * Sets or retrieves which dividing lines (inner borders) are displayed. - */ - rules: string; - /** - * Sets or retrieves a description and/or structure of the object. - */ - summary: string; - /** - * Retrieves a collection of all tBody objects in the table. Objects in this collection are in source order. - */ - tBodies: HTMLCollectionOf; - /** - * Retrieves the tFoot object of the table. - */ - tFoot: HTMLTableSectionElement; - /** - * Retrieves the tHead object of the table. - */ - tHead: HTMLTableSectionElement; - /** - * Sets or retrieves the width of the object. - */ - width: string; - /** - * Creates an empty caption element in the table. - */ - createCaption(): HTMLTableCaptionElement; - /** - * Creates an empty tBody element in the table. - */ - createTBody(): HTMLTableSectionElement; - /** - * Creates an empty tFoot element in the table. - */ - createTFoot(): HTMLTableSectionElement; - /** - * Returns the tHead element object if successful, or null otherwise. - */ - createTHead(): HTMLTableSectionElement; - /** - * Deletes the caption element and its contents from the table. - */ - deleteCaption(): void; - /** - * Removes the specified row (tr) from the element and from the rows collection. - * @param index Number that specifies the zero-based position in the rows collection of the row to remove. - */ - deleteRow(index?: number): void; - /** - * Deletes the tFoot element and its contents from the table. - */ - deleteTFoot(): void; - /** - * Deletes the tHead element and its contents from the table. - */ - deleteTHead(): void; - /** - * Creates a new row (tr) in the table, and adds the row to the rows collection. - * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. - */ - insertRow(index?: number): HTMLTableRowElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBKeyRange: { + prototype: IDBKeyRange; + new(): IDBKeyRange; + bound(lower: any, upper: any, lowerOpen?: boolean, upperOpen?: boolean): IDBKeyRange; + lowerBound(lower: any, open?: boolean): IDBKeyRange; + only(value: any): IDBKeyRange; + upperBound(upper: any, open?: boolean): IDBKeyRange; +}; + +interface IDBObjectStore { + readonly indexNames: DOMStringList; + keyPath: string | string[]; + readonly name: string; + readonly transaction: IDBTransaction; + autoIncrement: boolean; + add(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; + clear(): IDBRequest; + count(key?: IDBKeyRange | IDBValidKey): IDBRequest; + createIndex(name: string, keyPath: string | string[], optionalParameters?: IDBIndexParameters): IDBIndex; + delete(key: IDBKeyRange | IDBValidKey): IDBRequest; + deleteIndex(indexName: string): void; + get(key: any): IDBRequest; + index(name: string): IDBIndex; + openCursor(range?: IDBKeyRange | IDBValidKey, direction?: IDBCursorDirection): IDBRequest; + put(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; } -declare var HTMLTableElement: { - prototype: HTMLTableElement; - new(): HTMLTableElement; +declare var IDBObjectStore: { + prototype: IDBObjectStore; + new(): IDBObjectStore; +}; + +interface IDBOpenDBRequestEventMap extends IDBRequestEventMap { + "blocked": Event; + "upgradeneeded": IDBVersionChangeEvent; } -interface HTMLTableHeaderCellElement extends HTMLTableCellElement { - /** - * Sets or retrieves the group of cells in a table to which the object's information applies. - */ - scope: string; +interface IDBOpenDBRequest extends IDBRequest { + onblocked: (this: IDBOpenDBRequest, ev: Event) => any; + onupgradeneeded: (this: IDBOpenDBRequest, ev: IDBVersionChangeEvent) => any; + addEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableHeaderCellElement: { - prototype: HTMLTableHeaderCellElement; - new(): HTMLTableHeaderCellElement; +declare var IDBOpenDBRequest: { + prototype: IDBOpenDBRequest; + new(): IDBOpenDBRequest; +}; + +interface IDBRequestEventMap { + "error": Event; + "success": Event; } -interface HTMLTableRowElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves how the object is aligned with adjacent text. - */ - align: string; - bgColor: any; - /** - * Retrieves a collection of all cells in the table row. - */ - cells: HTMLCollectionOf; - /** - * Sets or retrieves the height of the object. - */ - height: any; - /** - * Retrieves the position of the object in the rows collection for the table. - */ - readonly rowIndex: number; - /** - * Retrieves the position of the object in the collection. - */ - readonly sectionRowIndex: number; - /** - * Removes the specified cell from the table row, as well as from the cells collection. - * @param index Number that specifies the zero-based position of the cell to remove from the table row. If no value is provided, the last cell in the cells collection is deleted. - */ - deleteCell(index?: number): void; - /** - * Creates a new cell in the table row, and adds the cell to the cells collection. - * @param index Number that specifies where to insert the cell in the tr. The default value is -1, which appends the new cell to the end of the cells collection. - */ - insertCell(index?: number): HTMLTableDataCellElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBRequest extends EventTarget { + readonly error: DOMException; + onerror: (this: IDBRequest, ev: Event) => any; + onsuccess: (this: IDBRequest, ev: Event) => any; + readonly readyState: IDBRequestReadyState; + readonly result: any; + source: IDBObjectStore | IDBIndex | IDBCursor; + readonly transaction: IDBTransaction; + addEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableRowElement: { - prototype: HTMLTableRowElement; - new(): HTMLTableRowElement; +declare var IDBRequest: { + prototype: IDBRequest; + new(): IDBRequest; +}; + +interface IDBTransactionEventMap { + "abort": Event; + "complete": Event; + "error": Event; } -interface HTMLTableSectionElement extends HTMLElement, HTMLTableAlignment { - /** - * Sets or retrieves a value that indicates the table alignment. - */ - align: string; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: HTMLCollectionOf; - /** - * Removes the specified row (tr) from the element and from the rows collection. - * @param index Number that specifies the zero-based position in the rows collection of the row to remove. - */ - deleteRow(index?: number): void; - /** - * Creates a new row (tr) in the table, and adds the row to the rows collection. - * @param index Number that specifies where to insert the row in the rows collection. The default value is -1, which appends the new row to the end of the rows collection. - */ - insertRow(index?: number): HTMLTableRowElement; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface IDBTransaction extends EventTarget { + readonly db: IDBDatabase; + readonly error: DOMException; + readonly mode: IDBTransactionMode; + onabort: (this: IDBTransaction, ev: Event) => any; + oncomplete: (this: IDBTransaction, ev: Event) => any; + onerror: (this: IDBTransaction, ev: Event) => any; + abort(): void; + objectStore(name: string): IDBObjectStore; + readonly READ_ONLY: string; + readonly READ_WRITE: string; + readonly VERSION_CHANGE: string; + addEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLTableSectionElement: { - prototype: HTMLTableSectionElement; - new(): HTMLTableSectionElement; +declare var IDBTransaction: { + prototype: IDBTransaction; + new(): IDBTransaction; + readonly READ_ONLY: string; + readonly READ_WRITE: string; + readonly VERSION_CHANGE: string; +}; + +interface IDBVersionChangeEvent extends Event { + readonly newVersion: number | null; + readonly oldVersion: number; } -interface HTMLTemplateElement extends HTMLElement { - readonly content: DocumentFragment; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var IDBVersionChangeEvent: { + prototype: IDBVersionChangeEvent; + new(): IDBVersionChangeEvent; +}; + +interface IIRFilterNode extends AudioNode { + getFrequencyResponse(frequencyHz: Float32Array, magResponse: Float32Array, phaseResponse: Float32Array): void; } -declare var HTMLTemplateElement: { - prototype: HTMLTemplateElement; - new(): HTMLTemplateElement; +declare var IIRFilterNode: { + prototype: IIRFilterNode; + new(): IIRFilterNode; +}; + +interface ImageData { + data: Uint8ClampedArray; + readonly height: number; + readonly width: number; } -interface HTMLTextAreaElement extends HTMLElement { - /** - * Provides a way to direct a user to a specific field when a document loads. This can provide both direction and convenience for a user, reducing the need to click or tab to a field when a page opens. This attribute is true when present on an element, and false when missing. - */ - autofocus: boolean; - /** - * Sets or retrieves the width of the object. - */ - cols: number; - /** - * Sets or retrieves the initial contents of the object. - */ - defaultValue: string; - disabled: boolean; - /** - * Retrieves a reference to the form that the object is embedded in. - */ - readonly form: HTMLFormElement; - /** - * Sets or retrieves the maximum number of characters that the user can enter in a text control. - */ - maxLength: number; - /** - * Sets or retrieves the name of the object. - */ - name: string; - /** - * Gets or sets a text string that is displayed in an input field as a hint or prompt to users as the format or type of information they need to enter.The text appears in an input field until the user puts focus on the field. - */ - placeholder: string; - /** - * Sets or retrieves the value indicated whether the content of the object is read-only. - */ - readOnly: boolean; - /** - * When present, marks an element that can't be submitted without a value. - */ - required: boolean; - /** - * Sets or retrieves the number of horizontal rows contained in the object. - */ - rows: number; - /** - * Gets or sets the end position or offset of a text selection. - */ - selectionEnd: number; - /** - * Gets or sets the starting position or offset of a text selection. - */ - selectionStart: number; - /** - * Sets or retrieves the value indicating whether the control is selected. - */ - status: any; - /** - * Retrieves the type of control. - */ - readonly type: string; - /** - * Returns the error message that would be displayed if the user submits the form, or an empty string if no error message. It also triggers the standard error message, such as "this is a required field". The result is that the user sees validation messages without actually submitting. - */ - readonly validationMessage: string; - /** - * Returns a ValidityState object that represents the validity states of an element. - */ - readonly validity: ValidityState; - /** - * Retrieves or sets the text in the entry field of the textArea element. - */ - value: string; - /** - * Returns whether an element will successfully validate based on forms validation rules and constraints. - */ - readonly willValidate: boolean; - /** - * Sets or retrieves how to handle wordwrapping in the object. - */ - wrap: string; - minLength: number; - /** - * Returns whether a form will validate when it is submitted, without having to submit it. - */ - checkValidity(): boolean; - /** - * Highlights the input area of a form element. - */ - select(): void; - /** - * Sets a custom error message that is displayed when a form is submitted. - * @param error Sets a custom error message that is displayed when a form is submitted. - */ - setCustomValidity(error: string): void; - /** - * Sets the start and end positions of a selection in a text field. - * @param start The offset into the text field for the start of the selection. - * @param end The offset into the text field for the end of the selection. - */ - setSelectionRange(start: number, end: number): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var ImageData: { + prototype: ImageData; + new(width: number, height: number): ImageData; + new(array: Uint8ClampedArray, width: number, height: number): ImageData; +}; + +interface IntersectionObserver { + readonly root: Element | null; + readonly rootMargin: string; + readonly thresholds: number[]; + disconnect(): void; + observe(target: Element): void; + takeRecords(): IntersectionObserverEntry[]; + unobserve(target: Element): void; +} + +declare var IntersectionObserver: { + prototype: IntersectionObserver; + new(callback: IntersectionObserverCallback, options?: IntersectionObserverInit): IntersectionObserver; +}; + +interface IntersectionObserverEntry { + readonly boundingClientRect: ClientRect; + readonly intersectionRatio: number; + readonly intersectionRect: ClientRect; + readonly rootBounds: ClientRect; + readonly target: Element; + readonly time: number; + readonly isIntersecting: boolean; +} + +declare var IntersectionObserverEntry: { + prototype: IntersectionObserverEntry; + new(intersectionObserverEntryInit: IntersectionObserverEntryInit): IntersectionObserverEntry; +}; + +interface KeyboardEvent extends UIEvent { + readonly altKey: boolean; + readonly char: string | null; + readonly charCode: number; + readonly ctrlKey: boolean; + readonly key: string; + readonly keyCode: number; + readonly locale: string; + readonly location: number; + readonly metaKey: boolean; + readonly repeat: boolean; + readonly shiftKey: boolean; + readonly which: number; + readonly code: string; + getModifierState(keyArg: string): boolean; + initKeyboardEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, keyArg: string, locationArg: number, modifiersListArg: string, repeat: boolean, locale: string): void; + readonly DOM_KEY_LOCATION_JOYSTICK: number; + readonly DOM_KEY_LOCATION_LEFT: number; + readonly DOM_KEY_LOCATION_MOBILE: number; + readonly DOM_KEY_LOCATION_NUMPAD: number; + readonly DOM_KEY_LOCATION_RIGHT: number; + readonly DOM_KEY_LOCATION_STANDARD: number; } -declare var HTMLTextAreaElement: { - prototype: HTMLTextAreaElement; - new(): HTMLTextAreaElement; +declare var KeyboardEvent: { + prototype: KeyboardEvent; + new(typeArg: string, eventInitDict?: KeyboardEventInit): KeyboardEvent; + readonly DOM_KEY_LOCATION_JOYSTICK: number; + readonly DOM_KEY_LOCATION_LEFT: number; + readonly DOM_KEY_LOCATION_MOBILE: number; + readonly DOM_KEY_LOCATION_NUMPAD: number; + readonly DOM_KEY_LOCATION_RIGHT: number; + readonly DOM_KEY_LOCATION_STANDARD: number; +}; + +interface ListeningStateChangedEvent extends Event { + readonly label: string; + readonly state: ListeningState; } -interface HTMLTitleElement extends HTMLElement { - /** - * Retrieves or sets the text of the object as a string. - */ - text: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var ListeningStateChangedEvent: { + prototype: ListeningStateChangedEvent; + new(): ListeningStateChangedEvent; +}; + +interface Location { + hash: string; + host: string; + hostname: string; + href: string; + readonly origin: string; + pathname: string; + port: string; + protocol: string; + search: string; + assign(url: string): void; + reload(forcedReload?: boolean): void; + replace(url: string): void; + toString(): string; } -declare var HTMLTitleElement: { - prototype: HTMLTitleElement; - new(): HTMLTitleElement; +declare var Location: { + prototype: Location; + new(): Location; +}; + +interface LongRunningScriptDetectedEvent extends Event { + readonly executionTime: number; + stopPageScriptExecution: boolean; } -interface HTMLTrackElement extends HTMLElement { - default: boolean; - kind: string; - label: string; - readonly readyState: number; - src: string; - srclang: string; - readonly track: TextTrack; - readonly ERROR: number; - readonly LOADED: number; - readonly LOADING: number; - readonly NONE: number; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var LongRunningScriptDetectedEvent: { + prototype: LongRunningScriptDetectedEvent; + new(): LongRunningScriptDetectedEvent; +}; + +interface MediaDeviceInfo { + readonly deviceId: string; + readonly groupId: string; + readonly kind: MediaDeviceKind; + readonly label: string; } -declare var HTMLTrackElement: { - prototype: HTMLTrackElement; - new(): HTMLTrackElement; - readonly ERROR: number; - readonly LOADED: number; - readonly LOADING: number; - readonly NONE: number; +declare var MediaDeviceInfo: { + prototype: MediaDeviceInfo; + new(): MediaDeviceInfo; +}; + +interface MediaDevicesEventMap { + "devicechange": Event; } -interface HTMLUListElement extends HTMLElement { - compact: boolean; - type: string; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; +interface MediaDevices extends EventTarget { + ondevicechange: (this: MediaDevices, ev: Event) => any; + enumerateDevices(): Promise; + getSupportedConstraints(): MediaTrackSupportedConstraints; + getUserMedia(constraints: MediaStreamConstraints): Promise; + addEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var HTMLUListElement: { - prototype: HTMLUListElement; - new(): HTMLUListElement; -} +declare var MediaDevices: { + prototype: MediaDevices; + new(): MediaDevices; +}; -interface HTMLUnknownElement extends HTMLElement { - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface MediaElementAudioSourceNode extends AudioNode { } -declare var HTMLUnknownElement: { - prototype: HTMLUnknownElement; - new(): HTMLUnknownElement; +declare var MediaElementAudioSourceNode: { + prototype: MediaElementAudioSourceNode; + new(): MediaElementAudioSourceNode; +}; + +interface MediaEncryptedEvent extends Event { + readonly initData: ArrayBuffer | null; + readonly initDataType: string; } -interface HTMLVideoElementEventMap extends HTMLMediaElementEventMap { - "MSVideoFormatChanged": Event; - "MSVideoFrameStepCompleted": Event; - "MSVideoOptimalLayoutChanged": Event; +declare var MediaEncryptedEvent: { + prototype: MediaEncryptedEvent; + new(type: string, eventInitDict?: MediaEncryptedEventInit): MediaEncryptedEvent; +}; + +interface MediaError { + readonly code: number; + readonly msExtendedCode: number; + readonly MEDIA_ERR_ABORTED: number; + readonly MEDIA_ERR_DECODE: number; + readonly MEDIA_ERR_NETWORK: number; + readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; + readonly MS_MEDIA_ERR_ENCRYPTED: number; } -interface HTMLVideoElement extends HTMLMediaElement { - /** - * Gets or sets the height of the video element. - */ - height: number; - msHorizontalMirror: boolean; - readonly msIsLayoutOptimalForPlayback: boolean; - readonly msIsStereo3D: boolean; - msStereo3DPackingMode: string; - msStereo3DRenderMode: string; - msZoom: boolean; - onMSVideoFormatChanged: (this: HTMLVideoElement, ev: Event) => any; - onMSVideoFrameStepCompleted: (this: HTMLVideoElement, ev: Event) => any; - onMSVideoOptimalLayoutChanged: (this: HTMLVideoElement, ev: Event) => any; - /** - * Gets or sets a URL of an image to display, for example, like a movie poster. This can be a still frame from the video, or another image if no video data is available. - */ - poster: string; - /** - * Gets the intrinsic height of a video in CSS pixels, or zero if the dimensions are not known. - */ - readonly videoHeight: number; - /** - * Gets the intrinsic width of a video in CSS pixels, or zero if the dimensions are not known. - */ - readonly videoWidth: number; - readonly webkitDisplayingFullscreen: boolean; - readonly webkitSupportsFullscreen: boolean; - /** - * Gets or sets the width of the video element. - */ - width: number; - getVideoPlaybackQuality(): VideoPlaybackQuality; - msFrameStep(forward: boolean): void; - msInsertVideoEffect(activatableClassId: string, effectRequired: boolean, config?: any): void; - msSetVideoRectangle(left: number, top: number, right: number, bottom: number): void; - webkitEnterFullScreen(): void; - webkitEnterFullscreen(): void; - webkitExitFullScreen(): void; - webkitExitFullscreen(): void; - addEventListener(type: K, listener: (this: HTMLVideoElement, ev: HTMLVideoElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var MediaError: { + prototype: MediaError; + new(): MediaError; + readonly MEDIA_ERR_ABORTED: number; + readonly MEDIA_ERR_DECODE: number; + readonly MEDIA_ERR_NETWORK: number; + readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; + readonly MS_MEDIA_ERR_ENCRYPTED: number; +}; + +interface MediaKeyMessageEvent extends Event { + readonly message: ArrayBuffer; + readonly messageType: MediaKeyMessageType; } -declare var HTMLVideoElement: { - prototype: HTMLVideoElement; - new(): HTMLVideoElement; +declare var MediaKeyMessageEvent: { + prototype: MediaKeyMessageEvent; + new(type: string, eventInitDict?: MediaKeyMessageEventInit): MediaKeyMessageEvent; +}; + +interface MediaKeys { + createSession(sessionType?: MediaKeySessionType): MediaKeySession; + setServerCertificate(serverCertificate: any): Promise; } -interface HashChangeEvent extends Event { - readonly newURL: string | null; - readonly oldURL: string | null; +declare var MediaKeys: { + prototype: MediaKeys; + new(): MediaKeys; +}; + +interface MediaKeySession extends EventTarget { + readonly closed: Promise; + readonly expiration: number; + readonly keyStatuses: MediaKeyStatusMap; + readonly sessionId: string; + close(): Promise; + generateRequest(initDataType: string, initData: any): Promise; + load(sessionId: string): Promise; + remove(): Promise; + update(response: any): Promise; } -declare var HashChangeEvent: { - prototype: HashChangeEvent; - new(type: string, eventInitDict?: HashChangeEventInit): HashChangeEvent; +declare var MediaKeySession: { + prototype: MediaKeySession; + new(): MediaKeySession; +}; + +interface MediaKeyStatusMap { + readonly size: number; + forEach(callback: ForEachCallback): void; + get(keyId: any): MediaKeyStatus; + has(keyId: any): boolean; } -interface History { - readonly length: number; - readonly state: any; - scrollRestoration: ScrollRestoration; - back(): void; - forward(): void; - go(delta?: number): void; - pushState(data: any, title: string, url?: string | null): void; - replaceState(data: any, title: string, url?: string | null): void; +declare var MediaKeyStatusMap: { + prototype: MediaKeyStatusMap; + new(): MediaKeyStatusMap; +}; + +interface MediaKeySystemAccess { + readonly keySystem: string; + createMediaKeys(): Promise; + getConfiguration(): MediaKeySystemConfiguration; } -declare var History: { - prototype: History; - new(): History; +declare var MediaKeySystemAccess: { + prototype: MediaKeySystemAccess; + new(): MediaKeySystemAccess; +}; + +interface MediaList { + readonly length: number; + mediaText: string; + appendMedium(newMedium: string): void; + deleteMedium(oldMedium: string): void; + item(index: number): string; + toString(): string; + [index: number]: string; } -interface IDBCursor { - readonly direction: string; - key: IDBKeyRange | IDBValidKey; - readonly primaryKey: any; - source: IDBObjectStore | IDBIndex; - advance(count: number): void; - continue(key?: IDBKeyRange | IDBValidKey): void; - delete(): IDBRequest; - update(value: any): IDBRequest; - readonly NEXT: string; - readonly NEXT_NO_DUPLICATE: string; - readonly PREV: string; - readonly PREV_NO_DUPLICATE: string; -} +declare var MediaList: { + prototype: MediaList; + new(): MediaList; +}; -declare var IDBCursor: { - prototype: IDBCursor; - new(): IDBCursor; - readonly NEXT: string; - readonly NEXT_NO_DUPLICATE: string; - readonly PREV: string; - readonly PREV_NO_DUPLICATE: string; +interface MediaQueryList { + readonly matches: boolean; + readonly media: string; + addListener(listener: MediaQueryListListener): void; + removeListener(listener: MediaQueryListListener): void; } -interface IDBCursorWithValue extends IDBCursor { - readonly value: any; -} +declare var MediaQueryList: { + prototype: MediaQueryList; + new(): MediaQueryList; +}; -declare var IDBCursorWithValue: { - prototype: IDBCursorWithValue; - new(): IDBCursorWithValue; +interface MediaSource extends EventTarget { + readonly activeSourceBuffers: SourceBufferList; + duration: number; + readonly readyState: string; + readonly sourceBuffers: SourceBufferList; + addSourceBuffer(type: string): SourceBuffer; + endOfStream(error?: number): void; + removeSourceBuffer(sourceBuffer: SourceBuffer): void; } -interface IDBDatabaseEventMap { - "abort": Event; - "error": ErrorEvent; +declare var MediaSource: { + prototype: MediaSource; + new(): MediaSource; + isTypeSupported(type: string): boolean; +}; + +interface MediaStreamEventMap { + "active": Event; + "addtrack": MediaStreamTrackEvent; + "inactive": Event; + "removetrack": MediaStreamTrackEvent; } -interface IDBDatabase extends EventTarget { - readonly name: string; - readonly objectStoreNames: DOMStringList; - onabort: (this: IDBDatabase, ev: Event) => any; - onerror: (this: IDBDatabase, ev: ErrorEvent) => any; - version: number; - onversionchange: (ev: IDBVersionChangeEvent) => any; - close(): void; - createObjectStore(name: string, optionalParameters?: IDBObjectStoreParameters): IDBObjectStore; - deleteObjectStore(name: string): void; - transaction(storeNames: string | string[], mode?: string): IDBTransaction; - addEventListener(type: "versionchange", listener: (ev: IDBVersionChangeEvent) => any, useCapture?: boolean): void; - addEventListener(type: K, listener: (this: IDBDatabase, ev: IDBDatabaseEventMap[K]) => any, useCapture?: boolean): void; +interface MediaStream extends EventTarget { + readonly active: boolean; + readonly id: string; + onactive: (this: MediaStream, ev: Event) => any; + onaddtrack: (this: MediaStream, ev: MediaStreamTrackEvent) => any; + oninactive: (this: MediaStream, ev: Event) => any; + onremovetrack: (this: MediaStream, ev: MediaStreamTrackEvent) => any; + addTrack(track: MediaStreamTrack): void; + clone(): MediaStream; + getAudioTracks(): MediaStreamTrack[]; + getTrackById(trackId: string): MediaStreamTrack | null; + getTracks(): MediaStreamTrack[]; + getVideoTracks(): MediaStreamTrack[]; + removeTrack(track: MediaStreamTrack): void; + stop(): void; + addEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var IDBDatabase: { - prototype: IDBDatabase; - new(): IDBDatabase; -} +declare var MediaStream: { + prototype: MediaStream; + new(streamOrTracks?: MediaStream | MediaStreamTrack[]): MediaStream; +}; -interface IDBFactory { - cmp(first: any, second: any): number; - deleteDatabase(name: string): IDBOpenDBRequest; - open(name: string, version?: number): IDBOpenDBRequest; +interface MediaStreamAudioSourceNode extends AudioNode { } -declare var IDBFactory: { - prototype: IDBFactory; - new(): IDBFactory; -} +declare var MediaStreamAudioSourceNode: { + prototype: MediaStreamAudioSourceNode; + new(): MediaStreamAudioSourceNode; +}; -interface IDBIndex { - keyPath: string | string[]; +interface MediaStreamError { + readonly constraintName: string | null; + readonly message: string | null; readonly name: string; - readonly objectStore: IDBObjectStore; - readonly unique: boolean; - multiEntry: boolean; - count(key?: IDBKeyRange | IDBValidKey): IDBRequest; - get(key: IDBKeyRange | IDBValidKey): IDBRequest; - getKey(key: IDBKeyRange | IDBValidKey): IDBRequest; - openCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; - openKeyCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; } -declare var IDBIndex: { - prototype: IDBIndex; - new(): IDBIndex; -} +declare var MediaStreamError: { + prototype: MediaStreamError; + new(): MediaStreamError; +}; -interface IDBKeyRange { - readonly lower: any; - readonly lowerOpen: boolean; - readonly upper: any; - readonly upperOpen: boolean; +interface MediaStreamErrorEvent extends Event { + readonly error: MediaStreamError | null; } -declare var IDBKeyRange: { - prototype: IDBKeyRange; - new(): IDBKeyRange; - bound(lower: any, upper: any, lowerOpen?: boolean, upperOpen?: boolean): IDBKeyRange; - lowerBound(lower: any, open?: boolean): IDBKeyRange; - only(value: any): IDBKeyRange; - upperBound(upper: any, open?: boolean): IDBKeyRange; -} +declare var MediaStreamErrorEvent: { + prototype: MediaStreamErrorEvent; + new(typeArg: string, eventInitDict?: MediaStreamErrorEventInit): MediaStreamErrorEvent; +}; -interface IDBObjectStore { - readonly indexNames: DOMStringList; - keyPath: string | string[]; - readonly name: string; - readonly transaction: IDBTransaction; - autoIncrement: boolean; - add(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; - clear(): IDBRequest; - count(key?: IDBKeyRange | IDBValidKey): IDBRequest; - createIndex(name: string, keyPath: string | string[], optionalParameters?: IDBIndexParameters): IDBIndex; - delete(key: IDBKeyRange | IDBValidKey): IDBRequest; - deleteIndex(indexName: string): void; - get(key: any): IDBRequest; - index(name: string): IDBIndex; - openCursor(range?: IDBKeyRange | IDBValidKey, direction?: string): IDBRequest; - put(value: any, key?: IDBKeyRange | IDBValidKey): IDBRequest; +interface MediaStreamEvent extends Event { + readonly stream: MediaStream | null; } -declare var IDBObjectStore: { - prototype: IDBObjectStore; - new(): IDBObjectStore; -} +declare var MediaStreamEvent: { + prototype: MediaStreamEvent; + new(type: string, eventInitDict: MediaStreamEventInit): MediaStreamEvent; +}; -interface IDBOpenDBRequestEventMap extends IDBRequestEventMap { - "blocked": Event; - "upgradeneeded": IDBVersionChangeEvent; +interface MediaStreamTrackEventMap { + "ended": MediaStreamErrorEvent; + "mute": Event; + "overconstrained": MediaStreamErrorEvent; + "unmute": Event; } -interface IDBOpenDBRequest extends IDBRequest { - onblocked: (this: IDBOpenDBRequest, ev: Event) => any; - onupgradeneeded: (this: IDBOpenDBRequest, ev: IDBVersionChangeEvent) => any; - addEventListener(type: K, listener: (this: IDBOpenDBRequest, ev: IDBOpenDBRequestEventMap[K]) => any, useCapture?: boolean): void; +interface MediaStreamTrack extends EventTarget { + enabled: boolean; + readonly id: string; + readonly kind: string; + readonly label: string; + readonly muted: boolean; + onended: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; + onmute: (this: MediaStreamTrack, ev: Event) => any; + onoverconstrained: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; + onunmute: (this: MediaStreamTrack, ev: Event) => any; + readonly readonly: boolean; + readonly readyState: MediaStreamTrackState; + readonly remote: boolean; + applyConstraints(constraints: MediaTrackConstraints): Promise; + clone(): MediaStreamTrack; + getCapabilities(): MediaTrackCapabilities; + getConstraints(): MediaTrackConstraints; + getSettings(): MediaTrackSettings; + stop(): void; + addEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var IDBOpenDBRequest: { - prototype: IDBOpenDBRequest; - new(): IDBOpenDBRequest; -} - -interface IDBRequestEventMap { - "error": ErrorEvent; - "success": Event; -} +declare var MediaStreamTrack: { + prototype: MediaStreamTrack; + new(): MediaStreamTrack; +}; -interface IDBRequest extends EventTarget { - readonly error: DOMError; - onerror: (this: IDBRequest, ev: ErrorEvent) => any; - onsuccess: (this: IDBRequest, ev: Event) => any; - readonly readyState: string; - readonly result: any; - source: IDBObjectStore | IDBIndex | IDBCursor; - readonly transaction: IDBTransaction; - addEventListener(type: K, listener: (this: IDBRequest, ev: IDBRequestEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface MediaStreamTrackEvent extends Event { + readonly track: MediaStreamTrack; } -declare var IDBRequest: { - prototype: IDBRequest; - new(): IDBRequest; -} +declare var MediaStreamTrackEvent: { + prototype: MediaStreamTrackEvent; + new(typeArg: string, eventInitDict?: MediaStreamTrackEventInit): MediaStreamTrackEvent; +}; -interface IDBTransactionEventMap { - "abort": Event; - "complete": Event; - "error": ErrorEvent; +interface MessageChannel { + readonly port1: MessagePort; + readonly port2: MessagePort; } -interface IDBTransaction extends EventTarget { - readonly db: IDBDatabase; - readonly error: DOMError; - readonly mode: string; - onabort: (this: IDBTransaction, ev: Event) => any; - oncomplete: (this: IDBTransaction, ev: Event) => any; - onerror: (this: IDBTransaction, ev: ErrorEvent) => any; - abort(): void; - objectStore(name: string): IDBObjectStore; - readonly READ_ONLY: string; - readonly READ_WRITE: string; - readonly VERSION_CHANGE: string; - addEventListener(type: K, listener: (this: IDBTransaction, ev: IDBTransactionEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var MessageChannel: { + prototype: MessageChannel; + new(): MessageChannel; +}; -declare var IDBTransaction: { - prototype: IDBTransaction; - new(): IDBTransaction; - readonly READ_ONLY: string; - readonly READ_WRITE: string; - readonly VERSION_CHANGE: string; +interface MessageEvent extends Event { + readonly data: any; + readonly origin: string; + readonly ports: any; + readonly source: Window; + initMessageEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, dataArg: any, originArg: string, lastEventIdArg: string, sourceArg: Window): void; } -interface IDBVersionChangeEvent extends Event { - readonly newVersion: number | null; - readonly oldVersion: number; +declare var MessageEvent: { + prototype: MessageEvent; + new(type: string, eventInitDict?: MessageEventInit): MessageEvent; +}; + +interface MessagePortEventMap { + "message": MessageEvent; } -declare var IDBVersionChangeEvent: { - prototype: IDBVersionChangeEvent; - new(): IDBVersionChangeEvent; +interface MessagePort extends EventTarget { + onmessage: (this: MessagePort, ev: MessageEvent) => any; + close(): void; + postMessage(message?: any, transfer?: any[]): void; + start(): void; + addEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface ImageData { - data: Uint8ClampedArray; - readonly height: number; - readonly width: number; +declare var MessagePort: { + prototype: MessagePort; + new(): MessagePort; +}; + +interface MimeType { + readonly description: string; + readonly enabledPlugin: Plugin; + readonly suffixes: string; + readonly type: string; } -declare var ImageData: { - prototype: ImageData; - new(width: number, height: number): ImageData; - new(array: Uint8ClampedArray, width: number, height: number): ImageData; +declare var MimeType: { + prototype: MimeType; + new(): MimeType; +}; + +interface MimeTypeArray { + readonly length: number; + item(index: number): Plugin; + namedItem(type: string): Plugin; + [index: number]: Plugin; } -interface KeyboardEvent extends UIEvent { +declare var MimeTypeArray: { + prototype: MimeTypeArray; + new(): MimeTypeArray; +}; + +interface MouseEvent extends UIEvent { readonly altKey: boolean; - readonly char: string | null; - readonly charCode: number; + readonly button: number; + readonly buttons: number; + readonly clientX: number; + readonly clientY: number; readonly ctrlKey: boolean; - readonly key: string; - readonly keyCode: number; - readonly locale: string; - readonly location: number; + readonly fromElement: Element; + readonly layerX: number; + readonly layerY: number; readonly metaKey: boolean; - readonly repeat: boolean; + readonly movementX: number; + readonly movementY: number; + readonly offsetX: number; + readonly offsetY: number; + readonly pageX: number; + readonly pageY: number; + readonly relatedTarget: EventTarget; + readonly screenX: number; + readonly screenY: number; readonly shiftKey: boolean; + readonly toElement: Element; readonly which: number; - readonly code: string; + readonly x: number; + readonly y: number; getModifierState(keyArg: string): boolean; - initKeyboardEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, keyArg: string, locationArg: number, modifiersListArg: string, repeat: boolean, locale: string): void; - readonly DOM_KEY_LOCATION_JOYSTICK: number; - readonly DOM_KEY_LOCATION_LEFT: number; - readonly DOM_KEY_LOCATION_MOBILE: number; - readonly DOM_KEY_LOCATION_NUMPAD: number; - readonly DOM_KEY_LOCATION_RIGHT: number; - readonly DOM_KEY_LOCATION_STANDARD: number; -} - -declare var KeyboardEvent: { - prototype: KeyboardEvent; - new(typeArg: string, eventInitDict?: KeyboardEventInit): KeyboardEvent; - readonly DOM_KEY_LOCATION_JOYSTICK: number; - readonly DOM_KEY_LOCATION_LEFT: number; - readonly DOM_KEY_LOCATION_MOBILE: number; - readonly DOM_KEY_LOCATION_NUMPAD: number; - readonly DOM_KEY_LOCATION_RIGHT: number; - readonly DOM_KEY_LOCATION_STANDARD: number; -} - -interface ListeningStateChangedEvent extends Event { - readonly label: string; - readonly state: string; -} - -declare var ListeningStateChangedEvent: { - prototype: ListeningStateChangedEvent; - new(): ListeningStateChangedEvent; -} - -interface Location { - hash: string; - host: string; - hostname: string; - href: string; - readonly origin: string; - pathname: string; - port: string; - protocol: string; - search: string; - assign(url: string): void; - reload(forcedReload?: boolean): void; - replace(url: string): void; - toString(): string; -} - -declare var Location: { - prototype: Location; - new(): Location; -} - -interface LongRunningScriptDetectedEvent extends Event { - readonly executionTime: number; - stopPageScriptExecution: boolean; + initMouseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget | null): void; } -declare var LongRunningScriptDetectedEvent: { - prototype: LongRunningScriptDetectedEvent; - new(): LongRunningScriptDetectedEvent; -} +declare var MouseEvent: { + prototype: MouseEvent; + new(typeArg: string, eventInitDict?: MouseEventInit): MouseEvent; +}; interface MSApp { clearTemporaryWebDataAsync(): MSAppAsyncOperation; @@ -12734,7 +13636,7 @@ interface MSApp { execAsyncAtPriority(asynchronousCallback: MSExecAtPriorityFunctionCallback, priority: string, ...args: any[]): void; execAtPriority(synchronousCallback: MSExecAtPriorityFunctionCallback, priority: string, ...args: any[]): any; getCurrentPriority(): string; - getHtmlPrintDocumentSourceAsync(htmlDoc: any): PromiseLike; + getHtmlPrintDocumentSourceAsync(htmlDoc: any): Promise; getViewId(view: any): any; isTaskScheduledAtPriorityOrHigher(priority: string): boolean; pageHandlesAllApplicationActivations(enabled: boolean): void; @@ -12749,13 +13651,13 @@ declare var MSApp: MSApp; interface MSAppAsyncOperationEventMap { "complete": Event; - "error": ErrorEvent; + "error": Event; } interface MSAppAsyncOperation extends EventTarget { readonly error: DOMError; oncomplete: (this: MSAppAsyncOperation, ev: Event) => any; - onerror: (this: MSAppAsyncOperation, ev: ErrorEvent) => any; + onerror: (this: MSAppAsyncOperation, ev: Event) => any; readonly readyState: number; readonly result: any; start(): void; @@ -12764,6 +13666,8 @@ interface MSAppAsyncOperation extends EventTarget { readonly STARTED: number; addEventListener(type: K, listener: (this: MSAppAsyncOperation, ev: MSAppAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSAppAsyncOperation, ev: MSAppAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSAppAsyncOperation: { @@ -12772,17 +13676,17 @@ declare var MSAppAsyncOperation: { readonly COMPLETED: number; readonly ERROR: number; readonly STARTED: number; -} +}; interface MSAssertion { readonly id: string; - readonly type: string; + readonly type: MSCredentialType; } declare var MSAssertion: { prototype: MSAssertion; new(): MSAssertion; -} +}; interface MSBlobBuilder { append(data: any, endings?: string): void; @@ -12792,29 +13696,29 @@ interface MSBlobBuilder { declare var MSBlobBuilder: { prototype: MSBlobBuilder; new(): MSBlobBuilder; -} +}; interface MSCredentials { - getAssertion(challenge: string, filter?: MSCredentialFilter, params?: MSSignatureParameters): PromiseLike; - makeCredential(accountInfo: MSAccountInfo, params: MSCredentialParameters[], challenge?: string): PromiseLike; + getAssertion(challenge: string, filter?: MSCredentialFilter, params?: MSSignatureParameters): Promise; + makeCredential(accountInfo: MSAccountInfo, params: MSCredentialParameters[], challenge?: string): Promise; } declare var MSCredentials: { prototype: MSCredentials; new(): MSCredentials; -} +}; interface MSFIDOCredentialAssertion extends MSAssertion { readonly algorithm: string | Algorithm; readonly attestation: any; readonly publicKey: string; - readonly transportHints: string[]; + readonly transportHints: MSTransportType[]; } declare var MSFIDOCredentialAssertion: { prototype: MSFIDOCredentialAssertion; new(): MSFIDOCredentialAssertion; -} +}; interface MSFIDOSignature { readonly authnrData: string; @@ -12825,7 +13729,7 @@ interface MSFIDOSignature { declare var MSFIDOSignature: { prototype: MSFIDOSignature; new(): MSFIDOSignature; -} +}; interface MSFIDOSignatureAssertion extends MSAssertion { readonly signature: MSFIDOSignature; @@ -12834,7 +13738,7 @@ interface MSFIDOSignatureAssertion extends MSAssertion { declare var MSFIDOSignatureAssertion: { prototype: MSFIDOSignatureAssertion; new(): MSFIDOSignatureAssertion; -} +}; interface MSGesture { target: Element; @@ -12845,7 +13749,7 @@ interface MSGesture { declare var MSGesture: { prototype: MSGesture; new(): MSGesture; -} +}; interface MSGestureEvent extends UIEvent { readonly clientX: number; @@ -12881,7 +13785,7 @@ declare var MSGestureEvent: { readonly MSGESTURE_FLAG_END: number; readonly MSGESTURE_FLAG_INERTIA: number; readonly MSGESTURE_FLAG_NONE: number; -} +}; interface MSGraphicsTrust { readonly constrictionActive: boolean; @@ -12891,7 +13795,7 @@ interface MSGraphicsTrust { declare var MSGraphicsTrust: { prototype: MSGraphicsTrust; new(): MSGraphicsTrust; -} +}; interface MSHTMLWebViewElement extends HTMLElement { readonly canGoBack: boolean; @@ -12912,19 +13816,22 @@ interface MSHTMLWebViewElement extends HTMLElement { goForward(): void; invokeScriptAsync(scriptName: string, ...args: any[]): MSWebViewAsyncOperation; navigate(uri: string): void; + navigateFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; navigateToLocalStreamUri(source: string, streamResolver: any): void; navigateToString(contents: string): void; navigateWithHttpRequestMessage(requestMessage: any): void; refresh(): void; stop(): void; - addEventListener(type: K, listener: (this: HTMLElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: MSHTMLWebViewElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSHTMLWebViewElement, ev: HTMLElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSHTMLWebViewElement: { prototype: MSHTMLWebViewElement; new(): MSHTMLWebViewElement; -} +}; interface MSInputMethodContextEventMap { "MSCandidateWindowHide": Event; @@ -12945,12 +13852,14 @@ interface MSInputMethodContext extends EventTarget { isCandidateWindowVisible(): boolean; addEventListener(type: K, listener: (this: MSInputMethodContext, ev: MSInputMethodContextEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSInputMethodContext, ev: MSInputMethodContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSInputMethodContext: { prototype: MSInputMethodContext; new(): MSInputMethodContext; -} +}; interface MSManipulationEvent extends UIEvent { readonly currentState: number; @@ -12979,7 +13888,7 @@ declare var MSManipulationEvent: { readonly MS_MANIPULATION_STATE_PRESELECT: number; readonly MS_MANIPULATION_STATE_SELECTING: number; readonly MS_MANIPULATION_STATE_STOPPED: number; -} +}; interface MSMediaKeyError { readonly code: number; @@ -13001,7 +13910,7 @@ declare var MSMediaKeyError: { readonly MS_MEDIA_KEYERR_OUTPUT: number; readonly MS_MEDIA_KEYERR_SERVICE: number; readonly MS_MEDIA_KEYERR_UNKNOWN: number; -} +}; interface MSMediaKeyMessageEvent extends Event { readonly destinationURL: string | null; @@ -13011,7 +13920,7 @@ interface MSMediaKeyMessageEvent extends Event { declare var MSMediaKeyMessageEvent: { prototype: MSMediaKeyMessageEvent; new(): MSMediaKeyMessageEvent; -} +}; interface MSMediaKeyNeededEvent extends Event { readonly initData: Uint8Array | null; @@ -13020,8 +13929,20 @@ interface MSMediaKeyNeededEvent extends Event { declare var MSMediaKeyNeededEvent: { prototype: MSMediaKeyNeededEvent; new(): MSMediaKeyNeededEvent; +}; + +interface MSMediaKeys { + readonly keySystem: string; + createSession(type: string, initData: Uint8Array, cdmData?: Uint8Array): MSMediaKeySession; } +declare var MSMediaKeys: { + prototype: MSMediaKeys; + new(keySystem: string): MSMediaKeys; + isTypeSupported(keySystem: string, type?: string): boolean; + isTypeSupportedWithFeatures(keySystem: string, type?: string): string; +}; + interface MSMediaKeySession extends EventTarget { readonly error: MSMediaKeyError | null; readonly keySystem: string; @@ -13033,19 +13954,7 @@ interface MSMediaKeySession extends EventTarget { declare var MSMediaKeySession: { prototype: MSMediaKeySession; new(): MSMediaKeySession; -} - -interface MSMediaKeys { - readonly keySystem: string; - createSession(type: string, initData: Uint8Array, cdmData?: Uint8Array): MSMediaKeySession; -} - -declare var MSMediaKeys: { - prototype: MSMediaKeys; - new(keySystem: string): MSMediaKeys; - isTypeSupported(keySystem: string, type?: string): boolean; - isTypeSupportedWithFeatures(keySystem: string, type?: string): string; -} +}; interface MSPointerEvent extends MouseEvent { readonly currentPoint: any; @@ -13068,7 +13977,7 @@ interface MSPointerEvent extends MouseEvent { declare var MSPointerEvent: { prototype: MSPointerEvent; new(typeArg: string, eventInitDict?: PointerEventInit): MSPointerEvent; -} +}; interface MSRangeCollection { readonly length: number; @@ -13079,7 +13988,7 @@ interface MSRangeCollection { declare var MSRangeCollection: { prototype: MSRangeCollection; new(): MSRangeCollection; -} +}; interface MSSiteModeEvent extends Event { readonly actionURL: string; @@ -13089,7 +13998,7 @@ interface MSSiteModeEvent extends Event { declare var MSSiteModeEvent: { prototype: MSSiteModeEvent; new(): MSSiteModeEvent; -} +}; interface MSStream { readonly type: string; @@ -13100,7 +14009,7 @@ interface MSStream { declare var MSStream: { prototype: MSStream; new(): MSStream; -} +}; interface MSStreamReader extends EventTarget, MSBaseReader { readonly error: DOMError; @@ -13109,24 +14018,26 @@ interface MSStreamReader extends EventTarget, MSBaseReader { readAsBlob(stream: MSStream, size?: number): void; readAsDataURL(stream: MSStream, size?: number): void; readAsText(stream: MSStream, encoding?: string, size?: number): void; - addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: MSStreamReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSStreamReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSStreamReader: { prototype: MSStreamReader; new(): MSStreamReader; -} +}; interface MSWebViewAsyncOperationEventMap { "complete": Event; - "error": ErrorEvent; + "error": Event; } interface MSWebViewAsyncOperation extends EventTarget { readonly error: DOMError; oncomplete: (this: MSWebViewAsyncOperation, ev: Event) => any; - onerror: (this: MSWebViewAsyncOperation, ev: ErrorEvent) => any; + onerror: (this: MSWebViewAsyncOperation, ev: Event) => any; readonly readyState: number; readonly result: any; readonly target: MSHTMLWebViewElement; @@ -13140,6 +14051,8 @@ interface MSWebViewAsyncOperation extends EventTarget { readonly TYPE_INVOKE_SCRIPT: number; addEventListener(type: K, listener: (this: MSWebViewAsyncOperation, ev: MSWebViewAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSWebViewAsyncOperation, ev: MSWebViewAsyncOperationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var MSWebViewAsyncOperation: { @@ -13151,7 +14064,7 @@ declare var MSWebViewAsyncOperation: { readonly TYPE_CAPTURE_PREVIEW_TO_RANDOM_ACCESS_STREAM: number; readonly TYPE_CREATE_DATA_PACKAGE_FROM_SELECTION: number; readonly TYPE_INVOKE_SCRIPT: number; -} +}; interface MSWebViewSettings { isIndexedDBEnabled: boolean; @@ -13161,1343 +14074,1728 @@ interface MSWebViewSettings { declare var MSWebViewSettings: { prototype: MSWebViewSettings; new(): MSWebViewSettings; -} - -interface MediaDeviceInfo { - readonly deviceId: string; - readonly groupId: string; - readonly kind: string; - readonly label: string; -} - -declare var MediaDeviceInfo: { - prototype: MediaDeviceInfo; - new(): MediaDeviceInfo; -} - -interface MediaDevicesEventMap { - "devicechange": Event; -} - -interface MediaDevices extends EventTarget { - ondevicechange: (this: MediaDevices, ev: Event) => any; - enumerateDevices(): any; - getSupportedConstraints(): MediaTrackSupportedConstraints; - getUserMedia(constraints: MediaStreamConstraints): PromiseLike; - addEventListener(type: K, listener: (this: MediaDevices, ev: MediaDevicesEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +}; -declare var MediaDevices: { - prototype: MediaDevices; - new(): MediaDevices; +interface MutationEvent extends Event { + readonly attrChange: number; + readonly attrName: string; + readonly newValue: string; + readonly prevValue: string; + readonly relatedNode: Node; + initMutationEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, relatedNodeArg: Node, prevValueArg: string, newValueArg: string, attrNameArg: string, attrChangeArg: number): void; + readonly ADDITION: number; + readonly MODIFICATION: number; + readonly REMOVAL: number; } -interface MediaElementAudioSourceNode extends AudioNode { -} +declare var MutationEvent: { + prototype: MutationEvent; + new(): MutationEvent; + readonly ADDITION: number; + readonly MODIFICATION: number; + readonly REMOVAL: number; +}; -declare var MediaElementAudioSourceNode: { - prototype: MediaElementAudioSourceNode; - new(): MediaElementAudioSourceNode; +interface MutationObserver { + disconnect(): void; + observe(target: Node, options: MutationObserverInit): void; + takeRecords(): MutationRecord[]; } -interface MediaEncryptedEvent extends Event { - readonly initData: ArrayBuffer | null; - readonly initDataType: string; -} +declare var MutationObserver: { + prototype: MutationObserver; + new(callback: MutationCallback): MutationObserver; +}; -declare var MediaEncryptedEvent: { - prototype: MediaEncryptedEvent; - new(type: string, eventInitDict?: MediaEncryptedEventInit): MediaEncryptedEvent; +interface MutationRecord { + readonly addedNodes: NodeList; + readonly attributeName: string | null; + readonly attributeNamespace: string | null; + readonly nextSibling: Node | null; + readonly oldValue: string | null; + readonly previousSibling: Node | null; + readonly removedNodes: NodeList; + readonly target: Node; + readonly type: string; } -interface MediaError { - readonly code: number; - readonly msExtendedCode: number; - readonly MEDIA_ERR_ABORTED: number; - readonly MEDIA_ERR_DECODE: number; - readonly MEDIA_ERR_NETWORK: number; - readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; - readonly MS_MEDIA_ERR_ENCRYPTED: number; -} +declare var MutationRecord: { + prototype: MutationRecord; + new(): MutationRecord; +}; -declare var MediaError: { - prototype: MediaError; - new(): MediaError; - readonly MEDIA_ERR_ABORTED: number; - readonly MEDIA_ERR_DECODE: number; - readonly MEDIA_ERR_NETWORK: number; - readonly MEDIA_ERR_SRC_NOT_SUPPORTED: number; - readonly MS_MEDIA_ERR_ENCRYPTED: number; +interface NamedNodeMap { + readonly length: number; + getNamedItem(name: string): Attr; + getNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; + item(index: number): Attr; + removeNamedItem(name: string): Attr; + removeNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; + setNamedItem(arg: Attr): Attr; + setNamedItemNS(arg: Attr): Attr; + [index: number]: Attr; } -interface MediaKeyMessageEvent extends Event { - readonly message: ArrayBuffer; - readonly messageType: string; -} +declare var NamedNodeMap: { + prototype: NamedNodeMap; + new(): NamedNodeMap; +}; -declare var MediaKeyMessageEvent: { - prototype: MediaKeyMessageEvent; - new(type: string, eventInitDict?: MediaKeyMessageEventInit): MediaKeyMessageEvent; +interface NavigationCompletedEvent extends NavigationEvent { + readonly isSuccess: boolean; + readonly webErrorStatus: number; } -interface MediaKeySession extends EventTarget { - readonly closed: PromiseLike; - readonly expiration: number; - readonly keyStatuses: MediaKeyStatusMap; - readonly sessionId: string; - close(): PromiseLike; - generateRequest(initDataType: string, initData: any): PromiseLike; - load(sessionId: string): PromiseLike; - remove(): PromiseLike; - update(response: any): PromiseLike; -} +declare var NavigationCompletedEvent: { + prototype: NavigationCompletedEvent; + new(): NavigationCompletedEvent; +}; -declare var MediaKeySession: { - prototype: MediaKeySession; - new(): MediaKeySession; +interface NavigationEvent extends Event { + readonly uri: string; } -interface MediaKeyStatusMap { - readonly size: number; - forEach(callback: ForEachCallback): void; - get(keyId: any): string; - has(keyId: any): boolean; -} +declare var NavigationEvent: { + prototype: NavigationEvent; + new(): NavigationEvent; +}; -declare var MediaKeyStatusMap: { - prototype: MediaKeyStatusMap; - new(): MediaKeyStatusMap; +interface NavigationEventWithReferrer extends NavigationEvent { + readonly referer: string; } -interface MediaKeySystemAccess { - readonly keySystem: string; - createMediaKeys(): PromiseLike; - getConfiguration(): MediaKeySystemConfiguration; -} +declare var NavigationEventWithReferrer: { + prototype: NavigationEventWithReferrer; + new(): NavigationEventWithReferrer; +}; -declare var MediaKeySystemAccess: { - prototype: MediaKeySystemAccess; - new(): MediaKeySystemAccess; +interface Navigator extends Object, NavigatorID, NavigatorOnLine, NavigatorContentUtils, NavigatorStorageUtils, NavigatorGeolocation, MSNavigatorDoNotTrack, MSFileSaver, NavigatorBeacon, NavigatorConcurrentHardware, NavigatorUserMedia { + readonly authentication: WebAuthentication; + readonly cookieEnabled: boolean; + gamepadInputEmulation: GamepadInputEmulationType; + readonly language: string; + readonly maxTouchPoints: number; + readonly mimeTypes: MimeTypeArray; + readonly msManipulationViewsEnabled: boolean; + readonly msMaxTouchPoints: number; + readonly msPointerEnabled: boolean; + readonly plugins: PluginArray; + readonly pointerEnabled: boolean; + readonly serviceWorker: ServiceWorkerContainer; + readonly webdriver: boolean; + readonly doNotTrack: string | null; + readonly hardwareConcurrency: number; + readonly languages: string[]; + getGamepads(): Gamepad[]; + javaEnabled(): boolean; + msLaunchUri(uri: string, successCallback?: MSLaunchUriCallback, noHandlerCallback?: MSLaunchUriCallback): void; + requestMediaKeySystemAccess(keySystem: string, supportedConfigurations: MediaKeySystemConfiguration[]): Promise; + vibrate(pattern: number | number[]): boolean; } -interface MediaKeys { - createSession(sessionType?: string): MediaKeySession; - setServerCertificate(serverCertificate: any): PromiseLike; -} +declare var Navigator: { + prototype: Navigator; + new(): Navigator; +}; -declare var MediaKeys: { - prototype: MediaKeys; - new(): MediaKeys; +interface Node extends EventTarget { + readonly attributes: NamedNodeMap; + readonly baseURI: string | null; + readonly childNodes: NodeList; + readonly firstChild: Node | null; + readonly lastChild: Node | null; + readonly localName: string | null; + readonly namespaceURI: string | null; + readonly nextSibling: Node | null; + readonly nodeName: string; + readonly nodeType: number; + nodeValue: string | null; + readonly ownerDocument: Document; + readonly parentElement: HTMLElement | null; + readonly parentNode: Node | null; + readonly previousSibling: Node | null; + textContent: string | null; + appendChild(newChild: T): T; + cloneNode(deep?: boolean): Node; + compareDocumentPosition(other: Node): number; + contains(child: Node): boolean; + hasAttributes(): boolean; + hasChildNodes(): boolean; + insertBefore(newChild: T, refChild: Node | null): T; + isDefaultNamespace(namespaceURI: string | null): boolean; + isEqualNode(arg: Node): boolean; + isSameNode(other: Node): boolean; + lookupNamespaceURI(prefix: string | null): string | null; + lookupPrefix(namespaceURI: string | null): string | null; + normalize(): void; + removeChild(oldChild: T): T; + replaceChild(newChild: Node, oldChild: T): T; + readonly ATTRIBUTE_NODE: number; + readonly CDATA_SECTION_NODE: number; + readonly COMMENT_NODE: number; + readonly DOCUMENT_FRAGMENT_NODE: number; + readonly DOCUMENT_NODE: number; + readonly DOCUMENT_POSITION_CONTAINED_BY: number; + readonly DOCUMENT_POSITION_CONTAINS: number; + readonly DOCUMENT_POSITION_DISCONNECTED: number; + readonly DOCUMENT_POSITION_FOLLOWING: number; + readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; + readonly DOCUMENT_POSITION_PRECEDING: number; + readonly DOCUMENT_TYPE_NODE: number; + readonly ELEMENT_NODE: number; + readonly ENTITY_NODE: number; + readonly ENTITY_REFERENCE_NODE: number; + readonly NOTATION_NODE: number; + readonly PROCESSING_INSTRUCTION_NODE: number; + readonly TEXT_NODE: number; } -interface MediaList { - readonly length: number; - mediaText: string; - appendMedium(newMedium: string): void; - deleteMedium(oldMedium: string): void; - item(index: number): string; - toString(): string; - [index: number]: string; -} +declare var Node: { + prototype: Node; + new(): Node; + readonly ATTRIBUTE_NODE: number; + readonly CDATA_SECTION_NODE: number; + readonly COMMENT_NODE: number; + readonly DOCUMENT_FRAGMENT_NODE: number; + readonly DOCUMENT_NODE: number; + readonly DOCUMENT_POSITION_CONTAINED_BY: number; + readonly DOCUMENT_POSITION_CONTAINS: number; + readonly DOCUMENT_POSITION_DISCONNECTED: number; + readonly DOCUMENT_POSITION_FOLLOWING: number; + readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; + readonly DOCUMENT_POSITION_PRECEDING: number; + readonly DOCUMENT_TYPE_NODE: number; + readonly ELEMENT_NODE: number; + readonly ENTITY_NODE: number; + readonly ENTITY_REFERENCE_NODE: number; + readonly NOTATION_NODE: number; + readonly PROCESSING_INSTRUCTION_NODE: number; + readonly TEXT_NODE: number; +}; -declare var MediaList: { - prototype: MediaList; - new(): MediaList; +interface NodeFilter { + acceptNode(n: Node): number; } -interface MediaQueryList { - readonly matches: boolean; - readonly media: string; - addListener(listener: MediaQueryListListener): void; - removeListener(listener: MediaQueryListListener): void; -} +declare var NodeFilter: { + readonly FILTER_ACCEPT: number; + readonly FILTER_REJECT: number; + readonly FILTER_SKIP: number; + readonly SHOW_ALL: number; + readonly SHOW_ATTRIBUTE: number; + readonly SHOW_CDATA_SECTION: number; + readonly SHOW_COMMENT: number; + readonly SHOW_DOCUMENT: number; + readonly SHOW_DOCUMENT_FRAGMENT: number; + readonly SHOW_DOCUMENT_TYPE: number; + readonly SHOW_ELEMENT: number; + readonly SHOW_ENTITY: number; + readonly SHOW_ENTITY_REFERENCE: number; + readonly SHOW_NOTATION: number; + readonly SHOW_PROCESSING_INSTRUCTION: number; + readonly SHOW_TEXT: number; +}; -declare var MediaQueryList: { - prototype: MediaQueryList; - new(): MediaQueryList; +interface NodeIterator { + readonly expandEntityReferences: boolean; + readonly filter: NodeFilter; + readonly root: Node; + readonly whatToShow: number; + detach(): void; + nextNode(): Node; + previousNode(): Node; } -interface MediaSource extends EventTarget { - readonly activeSourceBuffers: SourceBufferList; - duration: number; - readonly readyState: string; - readonly sourceBuffers: SourceBufferList; - addSourceBuffer(type: string): SourceBuffer; - endOfStream(error?: number): void; - removeSourceBuffer(sourceBuffer: SourceBuffer): void; -} +declare var NodeIterator: { + prototype: NodeIterator; + new(): NodeIterator; +}; -declare var MediaSource: { - prototype: MediaSource; - new(): MediaSource; - isTypeSupported(type: string): boolean; +interface NodeList { + readonly length: number; + item(index: number): Node; + [index: number]: Node; } -interface MediaStreamEventMap { - "active": Event; - "addtrack": TrackEvent; - "inactive": Event; - "removetrack": TrackEvent; -} +declare var NodeList: { + prototype: NodeList; + new(): NodeList; +}; -interface MediaStream extends EventTarget { - readonly active: boolean; - readonly id: string; - onactive: (this: MediaStream, ev: Event) => any; - onaddtrack: (this: MediaStream, ev: TrackEvent) => any; - oninactive: (this: MediaStream, ev: Event) => any; - onremovetrack: (this: MediaStream, ev: TrackEvent) => any; - addTrack(track: MediaStreamTrack): void; - clone(): MediaStream; - getAudioTracks(): MediaStreamTrack[]; - getTrackById(trackId: string): MediaStreamTrack | null; - getTracks(): MediaStreamTrack[]; - getVideoTracks(): MediaStreamTrack[]; - removeTrack(track: MediaStreamTrack): void; - stop(): void; - addEventListener(type: K, listener: (this: MediaStream, ev: MediaStreamEventMap[K]) => any, useCapture?: boolean): void; +interface NotificationEventMap { + "click": Event; + "close": Event; + "error": Event; + "show": Event; +} + +interface Notification extends EventTarget { + readonly body: string; + readonly dir: NotificationDirection; + readonly icon: string; + readonly lang: string; + onclick: (this: Notification, ev: Event) => any; + onclose: (this: Notification, ev: Event) => any; + onerror: (this: Notification, ev: Event) => any; + onshow: (this: Notification, ev: Event) => any; + readonly permission: NotificationPermission; + readonly tag: string; + readonly title: string; + close(): void; + addEventListener(type: K, listener: (this: Notification, ev: NotificationEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Notification, ev: NotificationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var MediaStream: { - prototype: MediaStream; - new(streamOrTracks?: MediaStream | MediaStreamTrack[]): MediaStream; -} +declare var Notification: { + prototype: Notification; + new(title: string, options?: NotificationOptions): Notification; + requestPermission(callback?: NotificationPermissionCallback): Promise; +}; -interface MediaStreamAudioSourceNode extends AudioNode { +interface OES_element_index_uint { } -declare var MediaStreamAudioSourceNode: { - prototype: MediaStreamAudioSourceNode; - new(): MediaStreamAudioSourceNode; -} +declare var OES_element_index_uint: { + prototype: OES_element_index_uint; + new(): OES_element_index_uint; +}; -interface MediaStreamError { - readonly constraintName: string | null; - readonly message: string | null; - readonly name: string; +interface OES_standard_derivatives { + readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; } -declare var MediaStreamError: { - prototype: MediaStreamError; - new(): MediaStreamError; -} +declare var OES_standard_derivatives: { + prototype: OES_standard_derivatives; + new(): OES_standard_derivatives; + readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; +}; -interface MediaStreamErrorEvent extends Event { - readonly error: MediaStreamError | null; +interface OES_texture_float { } -declare var MediaStreamErrorEvent: { - prototype: MediaStreamErrorEvent; - new(type: string, eventInitDict?: MediaStreamErrorEventInit): MediaStreamErrorEvent; -} +declare var OES_texture_float: { + prototype: OES_texture_float; + new(): OES_texture_float; +}; -interface MediaStreamTrackEventMap { - "ended": MediaStreamErrorEvent; - "mute": Event; - "overconstrained": MediaStreamErrorEvent; - "unmute": Event; +interface OES_texture_float_linear { } -interface MediaStreamTrack extends EventTarget { - enabled: boolean; - readonly id: string; - readonly kind: string; - readonly label: string; - readonly muted: boolean; - onended: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; - onmute: (this: MediaStreamTrack, ev: Event) => any; - onoverconstrained: (this: MediaStreamTrack, ev: MediaStreamErrorEvent) => any; - onunmute: (this: MediaStreamTrack, ev: Event) => any; - readonly readonly: boolean; - readonly readyState: string; - readonly remote: boolean; - applyConstraints(constraints: MediaTrackConstraints): PromiseLike; - clone(): MediaStreamTrack; - getCapabilities(): MediaTrackCapabilities; - getConstraints(): MediaTrackConstraints; - getSettings(): MediaTrackSettings; - stop(): void; - addEventListener(type: K, listener: (this: MediaStreamTrack, ev: MediaStreamTrackEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var OES_texture_float_linear: { + prototype: OES_texture_float_linear; + new(): OES_texture_float_linear; +}; -declare var MediaStreamTrack: { - prototype: MediaStreamTrack; - new(): MediaStreamTrack; +interface OES_texture_half_float { + readonly HALF_FLOAT_OES: number; } -interface MediaStreamTrackEvent extends Event { - readonly track: MediaStreamTrack; -} +declare var OES_texture_half_float: { + prototype: OES_texture_half_float; + new(): OES_texture_half_float; + readonly HALF_FLOAT_OES: number; +}; -declare var MediaStreamTrackEvent: { - prototype: MediaStreamTrackEvent; - new(type: string, eventInitDict?: MediaStreamTrackEventInit): MediaStreamTrackEvent; +interface OES_texture_half_float_linear { } -interface MessageChannel { - readonly port1: MessagePort; - readonly port2: MessagePort; -} +declare var OES_texture_half_float_linear: { + prototype: OES_texture_half_float_linear; + new(): OES_texture_half_float_linear; +}; -declare var MessageChannel: { - prototype: MessageChannel; - new(): MessageChannel; +interface OfflineAudioCompletionEvent extends Event { + readonly renderedBuffer: AudioBuffer; } -interface MessageEvent extends Event { - readonly data: any; - readonly origin: string; - readonly ports: any; - readonly source: Window; - initMessageEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, dataArg: any, originArg: string, lastEventIdArg: string, sourceArg: Window): void; +declare var OfflineAudioCompletionEvent: { + prototype: OfflineAudioCompletionEvent; + new(): OfflineAudioCompletionEvent; +}; + +interface OfflineAudioContextEventMap extends AudioContextEventMap { + "complete": OfflineAudioCompletionEvent; } -declare var MessageEvent: { - prototype: MessageEvent; - new(type: string, eventInitDict?: MessageEventInit): MessageEvent; +interface OfflineAudioContext extends AudioContextBase { + readonly length: number; + oncomplete: (this: OfflineAudioContext, ev: OfflineAudioCompletionEvent) => any; + startRendering(): Promise; + suspend(suspendTime: number): Promise; + addEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface MessagePortEventMap { - "message": MessageEvent; +declare var OfflineAudioContext: { + prototype: OfflineAudioContext; + new(numberOfChannels: number, length: number, sampleRate: number): OfflineAudioContext; +}; + +interface OscillatorNodeEventMap { + "ended": MediaStreamErrorEvent; } -interface MessagePort extends EventTarget { - onmessage: (this: MessagePort, ev: MessageEvent) => any; - close(): void; - postMessage(message?: any, ports?: any): void; - start(): void; - addEventListener(type: K, listener: (this: MessagePort, ev: MessagePortEventMap[K]) => any, useCapture?: boolean): void; +interface OscillatorNode extends AudioNode { + readonly detune: AudioParam; + readonly frequency: AudioParam; + onended: (this: OscillatorNode, ev: MediaStreamErrorEvent) => any; + type: OscillatorType; + setPeriodicWave(periodicWave: PeriodicWave): void; + start(when?: number): void; + stop(when?: number): void; + addEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var MessagePort: { - prototype: MessagePort; - new(): MessagePort; -} +declare var OscillatorNode: { + prototype: OscillatorNode; + new(): OscillatorNode; +}; -interface MimeType { - readonly description: string; - readonly enabledPlugin: Plugin; - readonly suffixes: string; - readonly type: string; +interface OverflowEvent extends UIEvent { + readonly horizontalOverflow: boolean; + readonly orient: number; + readonly verticalOverflow: boolean; + readonly BOTH: number; + readonly HORIZONTAL: number; + readonly VERTICAL: number; } -declare var MimeType: { - prototype: MimeType; - new(): MimeType; -} +declare var OverflowEvent: { + prototype: OverflowEvent; + new(): OverflowEvent; + readonly BOTH: number; + readonly HORIZONTAL: number; + readonly VERTICAL: number; +}; -interface MimeTypeArray { - readonly length: number; - item(index: number): Plugin; - namedItem(type: string): Plugin; - [index: number]: Plugin; +interface PageTransitionEvent extends Event { + readonly persisted: boolean; } -declare var MimeTypeArray: { - prototype: MimeTypeArray; - new(): MimeTypeArray; -} +declare var PageTransitionEvent: { + prototype: PageTransitionEvent; + new(): PageTransitionEvent; +}; -interface MouseEvent extends UIEvent { - readonly altKey: boolean; - readonly button: number; - readonly buttons: number; - readonly clientX: number; - readonly clientY: number; - readonly ctrlKey: boolean; - readonly fromElement: Element; - readonly layerX: number; - readonly layerY: number; - readonly metaKey: boolean; - readonly movementX: number; - readonly movementY: number; - readonly offsetX: number; - readonly offsetY: number; - readonly pageX: number; - readonly pageY: number; - readonly relatedTarget: EventTarget; - readonly screenX: number; - readonly screenY: number; - readonly shiftKey: boolean; - readonly toElement: Element; - readonly which: number; - readonly x: number; - readonly y: number; - getModifierState(keyArg: string): boolean; - initMouseEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget | null): void; +interface PannerNode extends AudioNode { + coneInnerAngle: number; + coneOuterAngle: number; + coneOuterGain: number; + distanceModel: DistanceModelType; + maxDistance: number; + panningModel: PanningModelType; + refDistance: number; + rolloffFactor: number; + setOrientation(x: number, y: number, z: number): void; + setPosition(x: number, y: number, z: number): void; + setVelocity(x: number, y: number, z: number): void; } -declare var MouseEvent: { - prototype: MouseEvent; - new(typeArg: string, eventInitDict?: MouseEventInit): MouseEvent; -} +declare var PannerNode: { + prototype: PannerNode; + new(): PannerNode; +}; -interface MutationEvent extends Event { - readonly attrChange: number; - readonly attrName: string; - readonly newValue: string; - readonly prevValue: string; - readonly relatedNode: Node; - initMutationEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, relatedNodeArg: Node, prevValueArg: string, newValueArg: string, attrNameArg: string, attrChangeArg: number): void; - readonly ADDITION: number; - readonly MODIFICATION: number; - readonly REMOVAL: number; +interface Path2D extends Object, CanvasPathMethods { } -declare var MutationEvent: { - prototype: MutationEvent; - new(): MutationEvent; - readonly ADDITION: number; - readonly MODIFICATION: number; - readonly REMOVAL: number; -} +declare var Path2D: { + prototype: Path2D; + new(path?: Path2D): Path2D; +}; -interface MutationObserver { - disconnect(): void; - observe(target: Node, options: MutationObserverInit): void; - takeRecords(): MutationRecord[]; +interface PaymentAddress { + readonly addressLine: string[]; + readonly city: string; + readonly country: string; + readonly dependentLocality: string; + readonly languageCode: string; + readonly organization: string; + readonly phone: string; + readonly postalCode: string; + readonly recipient: string; + readonly region: string; + readonly sortingCode: string; + toJSON(): any; } -declare var MutationObserver: { - prototype: MutationObserver; - new(callback: MutationCallback): MutationObserver; -} +declare var PaymentAddress: { + prototype: PaymentAddress; + new(): PaymentAddress; +}; -interface MutationRecord { - readonly addedNodes: NodeList; - readonly attributeName: string | null; - readonly attributeNamespace: string | null; - readonly nextSibling: Node | null; - readonly oldValue: string | null; - readonly previousSibling: Node | null; - readonly removedNodes: NodeList; - readonly target: Node; - readonly type: string; +interface PaymentRequestEventMap { + "shippingaddresschange": Event; + "shippingoptionchange": Event; } -declare var MutationRecord: { - prototype: MutationRecord; - new(): MutationRecord; +interface PaymentRequest extends EventTarget { + onshippingaddresschange: (this: PaymentRequest, ev: Event) => any; + onshippingoptionchange: (this: PaymentRequest, ev: Event) => any; + readonly shippingAddress: PaymentAddress | null; + readonly shippingOption: string | null; + readonly shippingType: PaymentShippingType | null; + abort(): Promise; + show(): Promise; + addEventListener(type: K, listener: (this: PaymentRequest, ev: PaymentRequestEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: PaymentRequest, ev: PaymentRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface NamedNodeMap { - readonly length: number; - getNamedItem(name: string): Attr; - getNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; - item(index: number): Attr; - removeNamedItem(name: string): Attr; - removeNamedItemNS(namespaceURI: string | null, localName: string | null): Attr; - setNamedItem(arg: Attr): Attr; - setNamedItemNS(arg: Attr): Attr; - [index: number]: Attr; -} +declare var PaymentRequest: { + prototype: PaymentRequest; + new(methodData: PaymentMethodData[], details: PaymentDetails, options?: PaymentOptions): PaymentRequest; +}; -declare var NamedNodeMap: { - prototype: NamedNodeMap; - new(): NamedNodeMap; +interface PaymentRequestUpdateEvent extends Event { + updateWith(d: Promise): void; } -interface NavigationCompletedEvent extends NavigationEvent { - readonly isSuccess: boolean; - readonly webErrorStatus: number; -} +declare var PaymentRequestUpdateEvent: { + prototype: PaymentRequestUpdateEvent; + new(type: string, eventInitDict?: PaymentRequestUpdateEventInit): PaymentRequestUpdateEvent; +}; -declare var NavigationCompletedEvent: { - prototype: NavigationCompletedEvent; - new(): NavigationCompletedEvent; +interface PaymentResponse { + readonly details: any; + readonly methodName: string; + readonly payerEmail: string | null; + readonly payerName: string | null; + readonly payerPhone: string | null; + readonly shippingAddress: PaymentAddress | null; + readonly shippingOption: string | null; + complete(result?: PaymentComplete): Promise; + toJSON(): any; } -interface NavigationEvent extends Event { - readonly uri: string; +declare var PaymentResponse: { + prototype: PaymentResponse; + new(): PaymentResponse; +}; + +interface Performance { + readonly navigation: PerformanceNavigation; + readonly timing: PerformanceTiming; + clearMarks(markName?: string): void; + clearMeasures(measureName?: string): void; + clearResourceTimings(): void; + getEntries(): any; + getEntriesByName(name: string, entryType?: string): any; + getEntriesByType(entryType: string): any; + getMarks(markName?: string): any; + getMeasures(measureName?: string): any; + mark(markName: string): void; + measure(measureName: string, startMarkName?: string, endMarkName?: string): void; + now(): number; + setResourceTimingBufferSize(maxSize: number): void; + toJSON(): any; } -declare var NavigationEvent: { - prototype: NavigationEvent; - new(): NavigationEvent; +declare var Performance: { + prototype: Performance; + new(): Performance; +}; + +interface PerformanceEntry { + readonly duration: number; + readonly entryType: string; + readonly name: string; + readonly startTime: number; } -interface NavigationEventWithReferrer extends NavigationEvent { - readonly referer: string; +declare var PerformanceEntry: { + prototype: PerformanceEntry; + new(): PerformanceEntry; +}; + +interface PerformanceMark extends PerformanceEntry { } -declare var NavigationEventWithReferrer: { - prototype: NavigationEventWithReferrer; - new(): NavigationEventWithReferrer; +declare var PerformanceMark: { + prototype: PerformanceMark; + new(): PerformanceMark; +}; + +interface PerformanceMeasure extends PerformanceEntry { } -interface Navigator extends Object, NavigatorID, NavigatorOnLine, NavigatorContentUtils, NavigatorStorageUtils, NavigatorGeolocation, MSNavigatorDoNotTrack, MSFileSaver, NavigatorUserMedia { - readonly appCodeName: string; - readonly cookieEnabled: boolean; - readonly language: string; - readonly maxTouchPoints: number; - readonly mimeTypes: MimeTypeArray; - readonly msManipulationViewsEnabled: boolean; - readonly msMaxTouchPoints: number; - readonly msPointerEnabled: boolean; - readonly plugins: PluginArray; - readonly pointerEnabled: boolean; - readonly webdriver: boolean; - readonly hardwareConcurrency: number; - getGamepads(): Gamepad[]; - javaEnabled(): boolean; - msLaunchUri(uri: string, successCallback?: MSLaunchUriCallback, noHandlerCallback?: MSLaunchUriCallback): void; - requestMediaKeySystemAccess(keySystem: string, supportedConfigurations: MediaKeySystemConfiguration[]): PromiseLike; - vibrate(pattern: number | number[]): boolean; +declare var PerformanceMeasure: { + prototype: PerformanceMeasure; + new(): PerformanceMeasure; +}; + +interface PerformanceNavigation { + readonly redirectCount: number; + readonly type: number; + toJSON(): any; + readonly TYPE_BACK_FORWARD: number; + readonly TYPE_NAVIGATE: number; + readonly TYPE_RELOAD: number; + readonly TYPE_RESERVED: number; } -declare var Navigator: { - prototype: Navigator; - new(): Navigator; +declare var PerformanceNavigation: { + prototype: PerformanceNavigation; + new(): PerformanceNavigation; + readonly TYPE_BACK_FORWARD: number; + readonly TYPE_NAVIGATE: number; + readonly TYPE_RELOAD: number; + readonly TYPE_RESERVED: number; +}; + +interface PerformanceNavigationTiming extends PerformanceEntry { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly domComplete: number; + readonly domContentLoadedEventEnd: number; + readonly domContentLoadedEventStart: number; + readonly domInteractive: number; + readonly domLoading: number; + readonly fetchStart: number; + readonly loadEventEnd: number; + readonly loadEventStart: number; + readonly navigationStart: number; + readonly redirectCount: number; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; + readonly type: NavigationType; + readonly unloadEventEnd: number; + readonly unloadEventStart: number; } -interface Node extends EventTarget { - readonly attributes: NamedNodeMap; - readonly baseURI: string | null; - readonly childNodes: NodeList; - readonly firstChild: Node | null; - readonly lastChild: Node | null; - readonly localName: string | null; - readonly namespaceURI: string | null; - readonly nextSibling: Node | null; - readonly nodeName: string; - readonly nodeType: number; - nodeValue: string | null; - readonly ownerDocument: Document; - readonly parentElement: HTMLElement | null; - readonly parentNode: Node | null; - readonly previousSibling: Node | null; - textContent: string | null; - appendChild(newChild: Node): Node; - cloneNode(deep?: boolean): Node; - compareDocumentPosition(other: Node): number; - contains(child: Node): boolean; - hasAttributes(): boolean; - hasChildNodes(): boolean; - insertBefore(newChild: Node, refChild: Node | null): Node; - isDefaultNamespace(namespaceURI: string | null): boolean; - isEqualNode(arg: Node): boolean; - isSameNode(other: Node): boolean; - lookupNamespaceURI(prefix: string | null): string | null; - lookupPrefix(namespaceURI: string | null): string | null; - normalize(): void; - removeChild(oldChild: Node): Node; - replaceChild(newChild: Node, oldChild: Node): Node; - readonly ATTRIBUTE_NODE: number; - readonly CDATA_SECTION_NODE: number; - readonly COMMENT_NODE: number; - readonly DOCUMENT_FRAGMENT_NODE: number; - readonly DOCUMENT_NODE: number; - readonly DOCUMENT_POSITION_CONTAINED_BY: number; - readonly DOCUMENT_POSITION_CONTAINS: number; - readonly DOCUMENT_POSITION_DISCONNECTED: number; - readonly DOCUMENT_POSITION_FOLLOWING: number; - readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; - readonly DOCUMENT_POSITION_PRECEDING: number; - readonly DOCUMENT_TYPE_NODE: number; - readonly ELEMENT_NODE: number; - readonly ENTITY_NODE: number; - readonly ENTITY_REFERENCE_NODE: number; - readonly NOTATION_NODE: number; - readonly PROCESSING_INSTRUCTION_NODE: number; - readonly TEXT_NODE: number; +declare var PerformanceNavigationTiming: { + prototype: PerformanceNavigationTiming; + new(): PerformanceNavigationTiming; +}; + +interface PerformanceResourceTiming extends PerformanceEntry { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly fetchStart: number; + readonly initiatorType: string; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; } -declare var Node: { - prototype: Node; - new(): Node; - readonly ATTRIBUTE_NODE: number; - readonly CDATA_SECTION_NODE: number; - readonly COMMENT_NODE: number; - readonly DOCUMENT_FRAGMENT_NODE: number; - readonly DOCUMENT_NODE: number; - readonly DOCUMENT_POSITION_CONTAINED_BY: number; - readonly DOCUMENT_POSITION_CONTAINS: number; - readonly DOCUMENT_POSITION_DISCONNECTED: number; - readonly DOCUMENT_POSITION_FOLLOWING: number; - readonly DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: number; - readonly DOCUMENT_POSITION_PRECEDING: number; - readonly DOCUMENT_TYPE_NODE: number; - readonly ELEMENT_NODE: number; - readonly ENTITY_NODE: number; - readonly ENTITY_REFERENCE_NODE: number; - readonly NOTATION_NODE: number; - readonly PROCESSING_INSTRUCTION_NODE: number; - readonly TEXT_NODE: number; +declare var PerformanceResourceTiming: { + prototype: PerformanceResourceTiming; + new(): PerformanceResourceTiming; +}; + +interface PerformanceTiming { + readonly connectEnd: number; + readonly connectStart: number; + readonly domainLookupEnd: number; + readonly domainLookupStart: number; + readonly domComplete: number; + readonly domContentLoadedEventEnd: number; + readonly domContentLoadedEventStart: number; + readonly domInteractive: number; + readonly domLoading: number; + readonly fetchStart: number; + readonly loadEventEnd: number; + readonly loadEventStart: number; + readonly msFirstPaint: number; + readonly navigationStart: number; + readonly redirectEnd: number; + readonly redirectStart: number; + readonly requestStart: number; + readonly responseEnd: number; + readonly responseStart: number; + readonly unloadEventEnd: number; + readonly unloadEventStart: number; + readonly secureConnectionStart: number; + toJSON(): any; } -interface NodeFilter { - acceptNode(n: Node): number; +declare var PerformanceTiming: { + prototype: PerformanceTiming; + new(): PerformanceTiming; +}; + +interface PerfWidgetExternal { + readonly activeNetworkRequestCount: number; + readonly averageFrameTime: number; + readonly averagePaintTime: number; + readonly extraInformationEnabled: boolean; + readonly independentRenderingEnabled: boolean; + readonly irDisablingContentString: string; + readonly irStatusAvailable: boolean; + readonly maxCpuSpeed: number; + readonly paintRequestsPerSecond: number; + readonly performanceCounter: number; + readonly performanceCounterFrequency: number; + addEventListener(eventType: string, callback: Function): void; + getMemoryUsage(): number; + getProcessCpuUsage(): number; + getRecentCpuUsage(last: number | null): any; + getRecentFrames(last: number | null): any; + getRecentMemoryUsage(last: number | null): any; + getRecentPaintRequests(last: number | null): any; + removeEventListener(eventType: string, callback: Function): void; + repositionWindow(x: number, y: number): void; + resizeWindow(width: number, height: number): void; } -declare var NodeFilter: { - readonly FILTER_ACCEPT: number; - readonly FILTER_REJECT: number; - readonly FILTER_SKIP: number; - readonly SHOW_ALL: number; - readonly SHOW_ATTRIBUTE: number; - readonly SHOW_CDATA_SECTION: number; - readonly SHOW_COMMENT: number; - readonly SHOW_DOCUMENT: number; - readonly SHOW_DOCUMENT_FRAGMENT: number; - readonly SHOW_DOCUMENT_TYPE: number; - readonly SHOW_ELEMENT: number; - readonly SHOW_ENTITY: number; - readonly SHOW_ENTITY_REFERENCE: number; - readonly SHOW_NOTATION: number; - readonly SHOW_PROCESSING_INSTRUCTION: number; - readonly SHOW_TEXT: number; +declare var PerfWidgetExternal: { + prototype: PerfWidgetExternal; + new(): PerfWidgetExternal; +}; + +interface PeriodicWave { } -interface NodeIterator { - readonly expandEntityReferences: boolean; - readonly filter: NodeFilter; - readonly root: Node; - readonly whatToShow: number; - detach(): void; - nextNode(): Node; - previousNode(): Node; +declare var PeriodicWave: { + prototype: PeriodicWave; + new(): PeriodicWave; +}; + +interface PermissionRequest extends DeferredPermissionRequest { + readonly state: MSWebViewPermissionState; + defer(): void; } -declare var NodeIterator: { - prototype: NodeIterator; - new(): NodeIterator; +declare var PermissionRequest: { + prototype: PermissionRequest; + new(): PermissionRequest; +}; + +interface PermissionRequestedEvent extends Event { + readonly permissionRequest: PermissionRequest; } -interface NodeList { +declare var PermissionRequestedEvent: { + prototype: PermissionRequestedEvent; + new(): PermissionRequestedEvent; +}; + +interface Plugin { + readonly description: string; + readonly filename: string; readonly length: number; - item(index: number): Node; - [index: number]: Node; + readonly name: string; + readonly version: string; + item(index: number): MimeType; + namedItem(type: string): MimeType; + [index: number]: MimeType; } -declare var NodeList: { - prototype: NodeList; - new(): NodeList; -} +declare var Plugin: { + prototype: Plugin; + new(): Plugin; +}; -interface OES_element_index_uint { +interface PluginArray { + readonly length: number; + item(index: number): Plugin; + namedItem(name: string): Plugin; + refresh(reload?: boolean): void; + [index: number]: Plugin; } -declare var OES_element_index_uint: { - prototype: OES_element_index_uint; - new(): OES_element_index_uint; -} +declare var PluginArray: { + prototype: PluginArray; + new(): PluginArray; +}; -interface OES_standard_derivatives { - readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; +interface PointerEvent extends MouseEvent { + readonly currentPoint: any; + readonly height: number; + readonly hwTimestamp: number; + readonly intermediatePoints: any; + readonly isPrimary: boolean; + readonly pointerId: number; + readonly pointerType: any; + readonly pressure: number; + readonly rotation: number; + readonly tiltX: number; + readonly tiltY: number; + readonly width: number; + getCurrentPoint(element: Element): void; + getIntermediatePoints(element: Element): void; + initPointerEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, offsetXArg: number, offsetYArg: number, widthArg: number, heightArg: number, pressure: number, rotation: number, tiltX: number, tiltY: number, pointerIdArg: number, pointerType: any, hwTimestampArg: number, isPrimary: boolean): void; } -declare var OES_standard_derivatives: { - prototype: OES_standard_derivatives; - new(): OES_standard_derivatives; - readonly FRAGMENT_SHADER_DERIVATIVE_HINT_OES: number; -} +declare var PointerEvent: { + prototype: PointerEvent; + new(typeArg: string, eventInitDict?: PointerEventInit): PointerEvent; +}; -interface OES_texture_float { +interface PopStateEvent extends Event { + readonly state: any; + initPopStateEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, stateArg: any): void; } -declare var OES_texture_float: { - prototype: OES_texture_float; - new(): OES_texture_float; -} +declare var PopStateEvent: { + prototype: PopStateEvent; + new(typeArg: string, eventInitDict?: PopStateEventInit): PopStateEvent; +}; -interface OES_texture_float_linear { +interface Position { + readonly coords: Coordinates; + readonly timestamp: number; } -declare var OES_texture_float_linear: { - prototype: OES_texture_float_linear; - new(): OES_texture_float_linear; -} +declare var Position: { + prototype: Position; + new(): Position; +}; -interface OfflineAudioCompletionEvent extends Event { - readonly renderedBuffer: AudioBuffer; +interface PositionError { + readonly code: number; + readonly message: string; + toString(): string; + readonly PERMISSION_DENIED: number; + readonly POSITION_UNAVAILABLE: number; + readonly TIMEOUT: number; } -declare var OfflineAudioCompletionEvent: { - prototype: OfflineAudioCompletionEvent; - new(): OfflineAudioCompletionEvent; -} +declare var PositionError: { + prototype: PositionError; + new(): PositionError; + readonly PERMISSION_DENIED: number; + readonly POSITION_UNAVAILABLE: number; + readonly TIMEOUT: number; +}; -interface OfflineAudioContextEventMap { - "complete": Event; +interface ProcessingInstruction extends CharacterData { + readonly target: string; } -interface OfflineAudioContext extends AudioContext { - oncomplete: (this: OfflineAudioContext, ev: Event) => any; - startRendering(): PromiseLike; - addEventListener(type: K, listener: (this: OfflineAudioContext, ev: OfflineAudioContextEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var ProcessingInstruction: { + prototype: ProcessingInstruction; + new(): ProcessingInstruction; +}; -declare var OfflineAudioContext: { - prototype: OfflineAudioContext; - new(numberOfChannels: number, length: number, sampleRate: number): OfflineAudioContext; +interface ProgressEvent extends Event { + readonly lengthComputable: boolean; + readonly loaded: number; + readonly total: number; + initProgressEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, lengthComputableArg: boolean, loadedArg: number, totalArg: number): void; } -interface OscillatorNodeEventMap { - "ended": MediaStreamErrorEvent; -} +declare var ProgressEvent: { + prototype: ProgressEvent; + new(type: string, eventInitDict?: ProgressEventInit): ProgressEvent; +}; -interface OscillatorNode extends AudioNode { - readonly detune: AudioParam; - readonly frequency: AudioParam; - onended: (this: OscillatorNode, ev: MediaStreamErrorEvent) => any; - type: string; - setPeriodicWave(periodicWave: PeriodicWave): void; - start(when?: number): void; - stop(when?: number): void; - addEventListener(type: K, listener: (this: OscillatorNode, ev: OscillatorNodeEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +interface PushManager { + getSubscription(): Promise; + permissionState(options?: PushSubscriptionOptionsInit): Promise; + subscribe(options?: PushSubscriptionOptionsInit): Promise; } -declare var OscillatorNode: { - prototype: OscillatorNode; - new(): OscillatorNode; -} +declare var PushManager: { + prototype: PushManager; + new(): PushManager; +}; -interface OverflowEvent extends UIEvent { - readonly horizontalOverflow: boolean; - readonly orient: number; - readonly verticalOverflow: boolean; - readonly BOTH: number; - readonly HORIZONTAL: number; - readonly VERTICAL: number; +interface PushSubscription { + readonly endpoint: USVString; + readonly options: PushSubscriptionOptions; + getKey(name: PushEncryptionKeyName): ArrayBuffer | null; + toJSON(): any; + unsubscribe(): Promise; } -declare var OverflowEvent: { - prototype: OverflowEvent; - new(): OverflowEvent; - readonly BOTH: number; - readonly HORIZONTAL: number; - readonly VERTICAL: number; -} +declare var PushSubscription: { + prototype: PushSubscription; + new(): PushSubscription; +}; -interface PageTransitionEvent extends Event { - readonly persisted: boolean; +interface PushSubscriptionOptions { + readonly applicationServerKey: ArrayBuffer | null; + readonly userVisibleOnly: boolean; } -declare var PageTransitionEvent: { - prototype: PageTransitionEvent; - new(): PageTransitionEvent; -} +declare var PushSubscriptionOptions: { + prototype: PushSubscriptionOptions; + new(): PushSubscriptionOptions; +}; -interface PannerNode extends AudioNode { - coneInnerAngle: number; - coneOuterAngle: number; - coneOuterGain: number; - distanceModel: string; - maxDistance: number; - panningModel: string; - refDistance: number; - rolloffFactor: number; - setOrientation(x: number, y: number, z: number): void; - setPosition(x: number, y: number, z: number): void; - setVelocity(x: number, y: number, z: number): void; +interface Range { + readonly collapsed: boolean; + readonly commonAncestorContainer: Node; + readonly endContainer: Node; + readonly endOffset: number; + readonly startContainer: Node; + readonly startOffset: number; + cloneContents(): DocumentFragment; + cloneRange(): Range; + collapse(toStart: boolean): void; + compareBoundaryPoints(how: number, sourceRange: Range): number; + createContextualFragment(fragment: string): DocumentFragment; + deleteContents(): void; + detach(): void; + expand(Unit: ExpandGranularity): boolean; + extractContents(): DocumentFragment; + getBoundingClientRect(): ClientRect; + getClientRects(): ClientRectList; + insertNode(newNode: Node): void; + selectNode(refNode: Node): void; + selectNodeContents(refNode: Node): void; + setEnd(refNode: Node, offset: number): void; + setEndAfter(refNode: Node): void; + setEndBefore(refNode: Node): void; + setStart(refNode: Node, offset: number): void; + setStartAfter(refNode: Node): void; + setStartBefore(refNode: Node): void; + surroundContents(newParent: Node): void; + toString(): string; + readonly END_TO_END: number; + readonly END_TO_START: number; + readonly START_TO_END: number; + readonly START_TO_START: number; } -declare var PannerNode: { - prototype: PannerNode; - new(): PannerNode; -} +declare var Range: { + prototype: Range; + new(): Range; + readonly END_TO_END: number; + readonly END_TO_START: number; + readonly START_TO_END: number; + readonly START_TO_START: number; +}; -interface PerfWidgetExternal { - readonly activeNetworkRequestCount: number; - readonly averageFrameTime: number; - readonly averagePaintTime: number; - readonly extraInformationEnabled: boolean; - readonly independentRenderingEnabled: boolean; - readonly irDisablingContentString: string; - readonly irStatusAvailable: boolean; - readonly maxCpuSpeed: number; - readonly paintRequestsPerSecond: number; - readonly performanceCounter: number; - readonly performanceCounterFrequency: number; - addEventListener(eventType: string, callback: Function): void; - getMemoryUsage(): number; - getProcessCpuUsage(): number; - getRecentCpuUsage(last: number | null): any; - getRecentFrames(last: number | null): any; - getRecentMemoryUsage(last: number | null): any; - getRecentPaintRequests(last: number | null): any; - removeEventListener(eventType: string, callback: Function): void; - repositionWindow(x: number, y: number): void; - resizeWindow(width: number, height: number): void; +interface ReadableStream { + readonly locked: boolean; + cancel(): Promise; + getReader(): ReadableStreamReader; } -declare var PerfWidgetExternal: { - prototype: PerfWidgetExternal; - new(): PerfWidgetExternal; -} +declare var ReadableStream: { + prototype: ReadableStream; + new(): ReadableStream; +}; -interface Performance { - readonly navigation: PerformanceNavigation; - readonly timing: PerformanceTiming; - clearMarks(markName?: string): void; - clearMeasures(measureName?: string): void; - clearResourceTimings(): void; - getEntries(): any; - getEntriesByName(name: string, entryType?: string): any; - getEntriesByType(entryType: string): any; - getMarks(markName?: string): any; - getMeasures(measureName?: string): any; - mark(markName: string): void; - measure(measureName: string, startMarkName?: string, endMarkName?: string): void; - now(): number; - setResourceTimingBufferSize(maxSize: number): void; - toJSON(): any; +interface ReadableStreamReader { + cancel(): Promise; + read(): Promise; + releaseLock(): void; } -declare var Performance: { - prototype: Performance; - new(): Performance; -} +declare var ReadableStreamReader: { + prototype: ReadableStreamReader; + new(): ReadableStreamReader; +}; -interface PerformanceEntry { - readonly duration: number; - readonly entryType: string; - readonly name: string; - readonly startTime: number; +interface Request extends Object, Body { + readonly cache: RequestCache; + readonly credentials: RequestCredentials; + readonly destination: RequestDestination; + readonly headers: Headers; + readonly integrity: string; + readonly keepalive: boolean; + readonly method: string; + readonly mode: RequestMode; + readonly redirect: RequestRedirect; + readonly referrer: string; + readonly referrerPolicy: ReferrerPolicy; + readonly type: RequestType; + readonly url: string; + clone(): Request; } -declare var PerformanceEntry: { - prototype: PerformanceEntry; - new(): PerformanceEntry; -} +declare var Request: { + prototype: Request; + new(input: Request | string, init?: RequestInit): Request; +}; -interface PerformanceMark extends PerformanceEntry { +interface Response extends Object, Body { + readonly body: ReadableStream | null; + readonly headers: Headers; + readonly ok: boolean; + readonly status: number; + readonly statusText: string; + readonly type: ResponseType; + readonly url: string; + readonly redirected: boolean; + clone(): Response; } -declare var PerformanceMark: { - prototype: PerformanceMark; - new(): PerformanceMark; -} +declare var Response: { + prototype: Response; + new(body?: any, init?: ResponseInit): Response; + error: () => Response; + redirect: (url: string, status?: number) => Response; +}; -interface PerformanceMeasure extends PerformanceEntry { +interface RTCDtlsTransportEventMap { + "dtlsstatechange": RTCDtlsTransportStateChangedEvent; + "error": Event; } -declare var PerformanceMeasure: { - prototype: PerformanceMeasure; - new(): PerformanceMeasure; +interface RTCDtlsTransport extends RTCStatsProvider { + ondtlsstatechange: ((this: RTCDtlsTransport, ev: RTCDtlsTransportStateChangedEvent) => any) | null; + onerror: ((this: RTCDtlsTransport, ev: Event) => any) | null; + readonly state: RTCDtlsTransportState; + readonly transport: RTCIceTransport; + getLocalParameters(): RTCDtlsParameters; + getRemoteCertificates(): ArrayBuffer[]; + getRemoteParameters(): RTCDtlsParameters | null; + start(remoteParameters: RTCDtlsParameters): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PerformanceNavigation { - readonly redirectCount: number; - readonly type: number; - toJSON(): any; - readonly TYPE_BACK_FORWARD: number; - readonly TYPE_NAVIGATE: number; - readonly TYPE_RELOAD: number; - readonly TYPE_RESERVED: number; -} +declare var RTCDtlsTransport: { + prototype: RTCDtlsTransport; + new(transport: RTCIceTransport): RTCDtlsTransport; +}; -declare var PerformanceNavigation: { - prototype: PerformanceNavigation; - new(): PerformanceNavigation; - readonly TYPE_BACK_FORWARD: number; - readonly TYPE_NAVIGATE: number; - readonly TYPE_RELOAD: number; - readonly TYPE_RESERVED: number; +interface RTCDtlsTransportStateChangedEvent extends Event { + readonly state: RTCDtlsTransportState; } -interface PerformanceNavigationTiming extends PerformanceEntry { - readonly connectEnd: number; - readonly connectStart: number; - readonly domComplete: number; - readonly domContentLoadedEventEnd: number; - readonly domContentLoadedEventStart: number; - readonly domInteractive: number; - readonly domLoading: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly loadEventEnd: number; - readonly loadEventStart: number; - readonly navigationStart: number; - readonly redirectCount: number; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; - readonly type: string; - readonly unloadEventEnd: number; - readonly unloadEventStart: number; -} +declare var RTCDtlsTransportStateChangedEvent: { + prototype: RTCDtlsTransportStateChangedEvent; + new(): RTCDtlsTransportStateChangedEvent; +}; -declare var PerformanceNavigationTiming: { - prototype: PerformanceNavigationTiming; - new(): PerformanceNavigationTiming; +interface RTCDtmfSenderEventMap { + "tonechange": RTCDTMFToneChangeEvent; } -interface PerformanceResourceTiming extends PerformanceEntry { - readonly connectEnd: number; - readonly connectStart: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly initiatorType: string; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; +interface RTCDtmfSender extends EventTarget { + readonly canInsertDTMF: boolean; + readonly duration: number; + readonly interToneGap: number; + ontonechange: (this: RTCDtmfSender, ev: RTCDTMFToneChangeEvent) => any; + readonly sender: RTCRtpSender; + readonly toneBuffer: string; + insertDTMF(tones: string, duration?: number, interToneGap?: number): void; + addEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PerformanceResourceTiming: { - prototype: PerformanceResourceTiming; - new(): PerformanceResourceTiming; +declare var RTCDtmfSender: { + prototype: RTCDtmfSender; + new(sender: RTCRtpSender): RTCDtmfSender; +}; + +interface RTCDTMFToneChangeEvent extends Event { + readonly tone: string; } -interface PerformanceTiming { - readonly connectEnd: number; - readonly connectStart: number; - readonly domComplete: number; - readonly domContentLoadedEventEnd: number; - readonly domContentLoadedEventStart: number; - readonly domInteractive: number; - readonly domLoading: number; - readonly domainLookupEnd: number; - readonly domainLookupStart: number; - readonly fetchStart: number; - readonly loadEventEnd: number; - readonly loadEventStart: number; - readonly msFirstPaint: number; - readonly navigationStart: number; - readonly redirectEnd: number; - readonly redirectStart: number; - readonly requestStart: number; - readonly responseEnd: number; - readonly responseStart: number; - readonly unloadEventEnd: number; - readonly unloadEventStart: number; - readonly secureConnectionStart: number; +declare var RTCDTMFToneChangeEvent: { + prototype: RTCDTMFToneChangeEvent; + new(typeArg: string, eventInitDict: RTCDTMFToneChangeEventInit): RTCDTMFToneChangeEvent; +}; + +interface RTCIceCandidate { + candidate: string | null; + sdpMid: string | null; + sdpMLineIndex: number | null; toJSON(): any; } -declare var PerformanceTiming: { - prototype: PerformanceTiming; - new(): PerformanceTiming; -} +declare var RTCIceCandidate: { + prototype: RTCIceCandidate; + new(candidateInitDict?: RTCIceCandidateInit): RTCIceCandidate; +}; -interface PeriodicWave { +interface RTCIceCandidatePairChangedEvent extends Event { + readonly pair: RTCIceCandidatePair; } -declare var PeriodicWave: { - prototype: PeriodicWave; - new(): PeriodicWave; -} +declare var RTCIceCandidatePairChangedEvent: { + prototype: RTCIceCandidatePairChangedEvent; + new(): RTCIceCandidatePairChangedEvent; +}; -interface PermissionRequest extends DeferredPermissionRequest { - readonly state: string; - defer(): void; +interface RTCIceGathererEventMap { + "error": Event; + "localcandidate": RTCIceGathererEvent; } -declare var PermissionRequest: { - prototype: PermissionRequest; - new(): PermissionRequest; +interface RTCIceGatherer extends RTCStatsProvider { + readonly component: RTCIceComponent; + onerror: ((this: RTCIceGatherer, ev: Event) => any) | null; + onlocalcandidate: ((this: RTCIceGatherer, ev: RTCIceGathererEvent) => any) | null; + createAssociatedGatherer(): RTCIceGatherer; + getLocalCandidates(): RTCIceCandidateDictionary[]; + getLocalParameters(): RTCIceParameters; + addEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PermissionRequestedEvent extends Event { - readonly permissionRequest: PermissionRequest; -} +declare var RTCIceGatherer: { + prototype: RTCIceGatherer; + new(options: RTCIceGatherOptions): RTCIceGatherer; +}; -declare var PermissionRequestedEvent: { - prototype: PermissionRequestedEvent; - new(): PermissionRequestedEvent; +interface RTCIceGathererEvent extends Event { + readonly candidate: RTCIceCandidateDictionary | RTCIceCandidateComplete; } -interface Plugin { - readonly description: string; - readonly filename: string; - readonly length: number; - readonly name: string; - readonly version: string; - item(index: number): MimeType; - namedItem(type: string): MimeType; - [index: number]: MimeType; -} +declare var RTCIceGathererEvent: { + prototype: RTCIceGathererEvent; + new(): RTCIceGathererEvent; +}; -declare var Plugin: { - prototype: Plugin; - new(): Plugin; +interface RTCIceTransportEventMap { + "candidatepairchange": RTCIceCandidatePairChangedEvent; + "icestatechange": RTCIceTransportStateChangedEvent; } -interface PluginArray { - readonly length: number; - item(index: number): Plugin; - namedItem(name: string): Plugin; - refresh(reload?: boolean): void; - [index: number]: Plugin; +interface RTCIceTransport extends RTCStatsProvider { + readonly component: RTCIceComponent; + readonly iceGatherer: RTCIceGatherer | null; + oncandidatepairchange: ((this: RTCIceTransport, ev: RTCIceCandidatePairChangedEvent) => any) | null; + onicestatechange: ((this: RTCIceTransport, ev: RTCIceTransportStateChangedEvent) => any) | null; + readonly role: RTCIceRole; + readonly state: RTCIceTransportState; + addRemoteCandidate(remoteCandidate: RTCIceCandidateDictionary | RTCIceCandidateComplete): void; + createAssociatedTransport(): RTCIceTransport; + getNominatedCandidatePair(): RTCIceCandidatePair | null; + getRemoteCandidates(): RTCIceCandidateDictionary[]; + getRemoteParameters(): RTCIceParameters | null; + setRemoteCandidates(remoteCandidates: RTCIceCandidateDictionary[]): void; + start(gatherer: RTCIceGatherer, remoteParameters: RTCIceParameters, role?: RTCIceRole): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PluginArray: { - prototype: PluginArray; - new(): PluginArray; +declare var RTCIceTransport: { + prototype: RTCIceTransport; + new(): RTCIceTransport; +}; + +interface RTCIceTransportStateChangedEvent extends Event { + readonly state: RTCIceTransportState; } -interface PointerEvent extends MouseEvent { - readonly currentPoint: any; - readonly height: number; - readonly hwTimestamp: number; - readonly intermediatePoints: any; - readonly isPrimary: boolean; - readonly pointerId: number; - readonly pointerType: any; - readonly pressure: number; - readonly rotation: number; - readonly tiltX: number; - readonly tiltY: number; - readonly width: number; - getCurrentPoint(element: Element): void; - getIntermediatePoints(element: Element): void; - initPointerEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, viewArg: Window, detailArg: number, screenXArg: number, screenYArg: number, clientXArg: number, clientYArg: number, ctrlKeyArg: boolean, altKeyArg: boolean, shiftKeyArg: boolean, metaKeyArg: boolean, buttonArg: number, relatedTargetArg: EventTarget, offsetXArg: number, offsetYArg: number, widthArg: number, heightArg: number, pressure: number, rotation: number, tiltX: number, tiltY: number, pointerIdArg: number, pointerType: any, hwTimestampArg: number, isPrimary: boolean): void; +declare var RTCIceTransportStateChangedEvent: { + prototype: RTCIceTransportStateChangedEvent; + new(): RTCIceTransportStateChangedEvent; +}; + +interface RTCPeerConnectionEventMap { + "addstream": MediaStreamEvent; + "icecandidate": RTCPeerConnectionIceEvent; + "iceconnectionstatechange": Event; + "icegatheringstatechange": Event; + "negotiationneeded": Event; + "removestream": MediaStreamEvent; + "signalingstatechange": Event; +} + +interface RTCPeerConnection extends EventTarget { + readonly canTrickleIceCandidates: boolean | null; + readonly iceConnectionState: RTCIceConnectionState; + readonly iceGatheringState: RTCIceGatheringState; + readonly localDescription: RTCSessionDescription | null; + onaddstream: (this: RTCPeerConnection, ev: MediaStreamEvent) => any; + onicecandidate: (this: RTCPeerConnection, ev: RTCPeerConnectionIceEvent) => any; + oniceconnectionstatechange: (this: RTCPeerConnection, ev: Event) => any; + onicegatheringstatechange: (this: RTCPeerConnection, ev: Event) => any; + onnegotiationneeded: (this: RTCPeerConnection, ev: Event) => any; + onremovestream: (this: RTCPeerConnection, ev: MediaStreamEvent) => any; + onsignalingstatechange: (this: RTCPeerConnection, ev: Event) => any; + readonly remoteDescription: RTCSessionDescription | null; + readonly signalingState: RTCSignalingState; + addIceCandidate(candidate: RTCIceCandidate, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + addStream(stream: MediaStream): void; + close(): void; + createAnswer(successCallback?: RTCSessionDescriptionCallback, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + createOffer(successCallback?: RTCSessionDescriptionCallback, failureCallback?: RTCPeerConnectionErrorCallback, options?: RTCOfferOptions): Promise; + getConfiguration(): RTCConfiguration; + getLocalStreams(): MediaStream[]; + getRemoteStreams(): MediaStream[]; + getStats(selector: MediaStreamTrack | null, successCallback?: RTCStatsCallback, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + getStreamById(streamId: string): MediaStream | null; + removeStream(stream: MediaStream): void; + setLocalDescription(description: RTCSessionDescription, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + setRemoteDescription(description: RTCSessionDescription, successCallback?: VoidFunction, failureCallback?: RTCPeerConnectionErrorCallback): Promise; + addEventListener(type: K, listener: (this: RTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var PointerEvent: { - prototype: PointerEvent; - new(typeArg: string, eventInitDict?: PointerEventInit): PointerEvent; +declare var RTCPeerConnection: { + prototype: RTCPeerConnection; + new(configuration: RTCConfiguration): RTCPeerConnection; +}; + +interface RTCPeerConnectionIceEvent extends Event { + readonly candidate: RTCIceCandidate; } -interface PopStateEvent extends Event { - readonly state: any; - initPopStateEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, stateArg: any): void; +declare var RTCPeerConnectionIceEvent: { + prototype: RTCPeerConnectionIceEvent; + new(type: string, eventInitDict: RTCPeerConnectionIceEventInit): RTCPeerConnectionIceEvent; +}; + +interface RTCRtpReceiverEventMap { + "error": Event; } -declare var PopStateEvent: { - prototype: PopStateEvent; - new(): PopStateEvent; +interface RTCRtpReceiver extends RTCStatsProvider { + onerror: ((this: RTCRtpReceiver, ev: Event) => any) | null; + readonly rtcpTransport: RTCDtlsTransport; + readonly track: MediaStreamTrack | null; + readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; + getContributingSources(): RTCRtpContributingSource[]; + receive(parameters: RTCRtpParameters): void; + requestSendCSRC(csrc: number): void; + setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface Position { - readonly coords: Coordinates; - readonly timestamp: number; +declare var RTCRtpReceiver: { + prototype: RTCRtpReceiver; + new(transport: RTCDtlsTransport | RTCSrtpSdesTransport, kind: string, rtcpTransport?: RTCDtlsTransport): RTCRtpReceiver; + getCapabilities(kind?: string): RTCRtpCapabilities; +}; + +interface RTCRtpSenderEventMap { + "error": Event; + "ssrcconflict": RTCSsrcConflictEvent; } -declare var Position: { - prototype: Position; - new(): Position; +interface RTCRtpSender extends RTCStatsProvider { + onerror: ((this: RTCRtpSender, ev: Event) => any) | null; + onssrcconflict: ((this: RTCRtpSender, ev: RTCSsrcConflictEvent) => any) | null; + readonly rtcpTransport: RTCDtlsTransport; + readonly track: MediaStreamTrack; + readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; + send(parameters: RTCRtpParameters): void; + setTrack(track: MediaStreamTrack): void; + setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; + stop(): void; + addEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface PositionError { - readonly code: number; - readonly message: string; - toString(): string; - readonly PERMISSION_DENIED: number; - readonly POSITION_UNAVAILABLE: number; - readonly TIMEOUT: number; +declare var RTCRtpSender: { + prototype: RTCRtpSender; + new(track: MediaStreamTrack, transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): RTCRtpSender; + getCapabilities(kind?: string): RTCRtpCapabilities; +}; + +interface RTCSessionDescription { + sdp: string | null; + type: RTCSdpType | null; + toJSON(): any; } -declare var PositionError: { - prototype: PositionError; - new(): PositionError; - readonly PERMISSION_DENIED: number; - readonly POSITION_UNAVAILABLE: number; - readonly TIMEOUT: number; +declare var RTCSessionDescription: { + prototype: RTCSessionDescription; + new(descriptionInitDict?: RTCSessionDescriptionInit): RTCSessionDescription; +}; + +interface RTCSrtpSdesTransportEventMap { + "error": Event; } -interface ProcessingInstruction extends CharacterData { - readonly target: string; +interface RTCSrtpSdesTransport extends EventTarget { + onerror: ((this: RTCSrtpSdesTransport, ev: Event) => any) | null; + readonly transport: RTCIceTransport; + addEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var ProcessingInstruction: { - prototype: ProcessingInstruction; - new(): ProcessingInstruction; +declare var RTCSrtpSdesTransport: { + prototype: RTCSrtpSdesTransport; + new(transport: RTCIceTransport, encryptParameters: RTCSrtpSdesParameters, decryptParameters: RTCSrtpSdesParameters): RTCSrtpSdesTransport; + getLocalParameters(): RTCSrtpSdesParameters[]; +}; + +interface RTCSsrcConflictEvent extends Event { + readonly ssrc: number; } -interface ProgressEvent extends Event { - readonly lengthComputable: boolean; - readonly loaded: number; - readonly total: number; - initProgressEvent(typeArg: string, canBubbleArg: boolean, cancelableArg: boolean, lengthComputableArg: boolean, loadedArg: number, totalArg: number): void; +declare var RTCSsrcConflictEvent: { + prototype: RTCSsrcConflictEvent; + new(): RTCSsrcConflictEvent; +}; + +interface RTCStatsProvider extends EventTarget { + getStats(): Promise; + msGetStats(): Promise; } -declare var ProgressEvent: { - prototype: ProgressEvent; - new(type: string, eventInitDict?: ProgressEventInit): ProgressEvent; +declare var RTCStatsProvider: { + prototype: RTCStatsProvider; + new(): RTCStatsProvider; +}; + +interface ScopedCredential { + readonly id: ArrayBuffer; + readonly type: ScopedCredentialType; } -interface RTCDTMFToneChangeEvent extends Event { - readonly tone: string; -} +declare var ScopedCredential: { + prototype: ScopedCredential; + new(): ScopedCredential; +}; -declare var RTCDTMFToneChangeEvent: { - prototype: RTCDTMFToneChangeEvent; - new(type: string, eventInitDict: RTCDTMFToneChangeEventInit): RTCDTMFToneChangeEvent; +interface ScopedCredentialInfo { + readonly credential: ScopedCredential; + readonly publicKey: CryptoKey; } -interface RTCDtlsTransportEventMap { - "dtlsstatechange": RTCDtlsTransportStateChangedEvent; - "error": ErrorEvent; +declare var ScopedCredentialInfo: { + prototype: ScopedCredentialInfo; + new(): ScopedCredentialInfo; +}; + +interface ScreenEventMap { + "MSOrientationChange": Event; } -interface RTCDtlsTransport extends RTCStatsProvider { - ondtlsstatechange: ((this: RTCDtlsTransport, ev: RTCDtlsTransportStateChangedEvent) => any) | null; - onerror: ((this: RTCDtlsTransport, ev: ErrorEvent) => any) | null; - readonly state: string; - readonly transport: RTCIceTransport; - getLocalParameters(): RTCDtlsParameters; - getRemoteCertificates(): ArrayBuffer[]; - getRemoteParameters(): RTCDtlsParameters | null; - start(remoteParameters: RTCDtlsParameters): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCDtlsTransport, ev: RTCDtlsTransportEventMap[K]) => any, useCapture?: boolean): void; +interface Screen extends EventTarget { + readonly availHeight: number; + readonly availWidth: number; + bufferDepth: number; + readonly colorDepth: number; + readonly deviceXDPI: number; + readonly deviceYDPI: number; + readonly fontSmoothingEnabled: boolean; + readonly height: number; + readonly logicalXDPI: number; + readonly logicalYDPI: number; + readonly msOrientation: string; + onmsorientationchange: (this: Screen, ev: Event) => any; + readonly pixelDepth: number; + readonly systemXDPI: number; + readonly systemYDPI: number; + readonly width: number; + msLockOrientation(orientations: string | string[]): boolean; + msUnlockOrientation(): void; + addEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCDtlsTransport: { - prototype: RTCDtlsTransport; - new(transport: RTCIceTransport): RTCDtlsTransport; -} +declare var Screen: { + prototype: Screen; + new(): Screen; +}; -interface RTCDtlsTransportStateChangedEvent extends Event { - readonly state: string; +interface ScriptNotifyEvent extends Event { + readonly callingUri: string; + readonly value: string; } -declare var RTCDtlsTransportStateChangedEvent: { - prototype: RTCDtlsTransportStateChangedEvent; - new(): RTCDtlsTransportStateChangedEvent; -} +declare var ScriptNotifyEvent: { + prototype: ScriptNotifyEvent; + new(): ScriptNotifyEvent; +}; -interface RTCDtmfSenderEventMap { - "tonechange": RTCDTMFToneChangeEvent; +interface ScriptProcessorNodeEventMap { + "audioprocess": AudioProcessingEvent; } -interface RTCDtmfSender extends EventTarget { - readonly canInsertDTMF: boolean; - readonly duration: number; - readonly interToneGap: number; - ontonechange: (this: RTCDtmfSender, ev: RTCDTMFToneChangeEvent) => any; - readonly sender: RTCRtpSender; - readonly toneBuffer: string; - insertDTMF(tones: string, duration?: number, interToneGap?: number): void; - addEventListener(type: K, listener: (this: RTCDtmfSender, ev: RTCDtmfSenderEventMap[K]) => any, useCapture?: boolean): void; +interface ScriptProcessorNode extends AudioNode { + readonly bufferSize: number; + onaudioprocess: (this: ScriptProcessorNode, ev: AudioProcessingEvent) => any; + addEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCDtmfSender: { - prototype: RTCDtmfSender; - new(sender: RTCRtpSender): RTCDtmfSender; +declare var ScriptProcessorNode: { + prototype: ScriptProcessorNode; + new(): ScriptProcessorNode; +}; + +interface Selection { + readonly anchorNode: Node; + readonly anchorOffset: number; + readonly baseNode: Node; + readonly baseOffset: number; + readonly extentNode: Node; + readonly extentOffset: number; + readonly focusNode: Node; + readonly focusOffset: number; + readonly isCollapsed: boolean; + readonly rangeCount: number; + readonly type: string; + addRange(range: Range): void; + collapse(parentNode: Node, offset: number): void; + collapseToEnd(): void; + collapseToStart(): void; + containsNode(node: Node, partlyContained: boolean): boolean; + deleteFromDocument(): void; + empty(): void; + extend(newNode: Node, offset: number): void; + getRangeAt(index: number): Range; + removeAllRanges(): void; + removeRange(range: Range): void; + selectAllChildren(parentNode: Node): void; + setBaseAndExtent(baseNode: Node, baseOffset: number, extentNode: Node, extentOffset: number): void; + setPosition(parentNode: Node, offset: number): void; + toString(): string; } -interface RTCIceCandidatePairChangedEvent extends Event { - readonly pair: RTCIceCandidatePair; +declare var Selection: { + prototype: Selection; + new(): Selection; +}; + +interface ServiceWorkerEventMap extends AbstractWorkerEventMap { + "statechange": Event; } -declare var RTCIceCandidatePairChangedEvent: { - prototype: RTCIceCandidatePairChangedEvent; - new(): RTCIceCandidatePairChangedEvent; +interface ServiceWorker extends EventTarget, AbstractWorker { + onstatechange: (this: ServiceWorker, ev: Event) => any; + readonly scriptURL: USVString; + readonly state: ServiceWorkerState; + postMessage(message: any, transfer?: any[]): void; + addEventListener(type: K, listener: (this: ServiceWorker, ev: ServiceWorkerEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorker, ev: ServiceWorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface RTCIceGathererEventMap { - "error": ErrorEvent; - "localcandidate": RTCIceGathererEvent; +declare var ServiceWorker: { + prototype: ServiceWorker; + new(): ServiceWorker; +}; + +interface ServiceWorkerContainerEventMap { + "controllerchange": Event; + "message": ServiceWorkerMessageEvent; } -interface RTCIceGatherer extends RTCStatsProvider { - readonly component: string; - onerror: ((this: RTCIceGatherer, ev: ErrorEvent) => any) | null; - onlocalcandidate: ((this: RTCIceGatherer, ev: RTCIceGathererEvent) => any) | null; - createAssociatedGatherer(): RTCIceGatherer; - getLocalCandidates(): RTCIceCandidate[]; - getLocalParameters(): RTCIceParameters; - addEventListener(type: K, listener: (this: RTCIceGatherer, ev: RTCIceGathererEventMap[K]) => any, useCapture?: boolean): void; +interface ServiceWorkerContainer extends EventTarget { + readonly controller: ServiceWorker | null; + oncontrollerchange: (this: ServiceWorkerContainer, ev: Event) => any; + onmessage: (this: ServiceWorkerContainer, ev: ServiceWorkerMessageEvent) => any; + readonly ready: Promise; + getRegistration(): Promise; + getRegistrations(): Promise; + register(scriptURL: USVString, options?: RegistrationOptions): Promise; + addEventListener(type: K, listener: (this: ServiceWorkerContainer, ev: ServiceWorkerContainerEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorkerContainer, ev: ServiceWorkerContainerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCIceGatherer: { - prototype: RTCIceGatherer; - new(options: RTCIceGatherOptions): RTCIceGatherer; -} +declare var ServiceWorkerContainer: { + prototype: ServiceWorkerContainer; + new(): ServiceWorkerContainer; +}; -interface RTCIceGathererEvent extends Event { - readonly candidate: RTCIceCandidate | RTCIceCandidateComplete; +interface ServiceWorkerMessageEvent extends Event { + readonly data: any; + readonly lastEventId: string; + readonly origin: string; + readonly ports: MessagePort[] | null; + readonly source: ServiceWorker | MessagePort | null; } -declare var RTCIceGathererEvent: { - prototype: RTCIceGathererEvent; - new(): RTCIceGathererEvent; +declare var ServiceWorkerMessageEvent: { + prototype: ServiceWorkerMessageEvent; + new(type: string, eventInitDict?: ServiceWorkerMessageEventInit): ServiceWorkerMessageEvent; +}; + +interface ServiceWorkerRegistrationEventMap { + "updatefound": Event; +} + +interface ServiceWorkerRegistration extends EventTarget { + readonly active: ServiceWorker | null; + readonly installing: ServiceWorker | null; + onupdatefound: (this: ServiceWorkerRegistration, ev: Event) => any; + readonly pushManager: PushManager; + readonly scope: USVString; + readonly sync: SyncManager; + readonly waiting: ServiceWorker | null; + getNotifications(filter?: GetNotificationOptions): Promise; + showNotification(title: string, options?: NotificationOptions): Promise; + unregister(): Promise; + update(): Promise; + addEventListener(type: K, listener: (this: ServiceWorkerRegistration, ev: ServiceWorkerRegistrationEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: ServiceWorkerRegistration, ev: ServiceWorkerRegistrationEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface RTCIceTransportEventMap { - "candidatepairchange": RTCIceCandidatePairChangedEvent; - "icestatechange": RTCIceTransportStateChangedEvent; +declare var ServiceWorkerRegistration: { + prototype: ServiceWorkerRegistration; + new(): ServiceWorkerRegistration; +}; + +interface SourceBuffer extends EventTarget { + appendWindowEnd: number; + appendWindowStart: number; + readonly audioTracks: AudioTrackList; + readonly buffered: TimeRanges; + mode: AppendMode; + timestampOffset: number; + readonly updating: boolean; + readonly videoTracks: VideoTrackList; + abort(): void; + appendBuffer(data: ArrayBuffer | ArrayBufferView): void; + appendStream(stream: MSStream, maxSize?: number): void; + remove(start: number, end: number): void; } -interface RTCIceTransport extends RTCStatsProvider { - readonly component: string; - readonly iceGatherer: RTCIceGatherer | null; - oncandidatepairchange: ((this: RTCIceTransport, ev: RTCIceCandidatePairChangedEvent) => any) | null; - onicestatechange: ((this: RTCIceTransport, ev: RTCIceTransportStateChangedEvent) => any) | null; - readonly role: string; - readonly state: string; - addRemoteCandidate(remoteCandidate: RTCIceCandidate | RTCIceCandidateComplete): void; - createAssociatedTransport(): RTCIceTransport; - getNominatedCandidatePair(): RTCIceCandidatePair | null; - getRemoteCandidates(): RTCIceCandidate[]; - getRemoteParameters(): RTCIceParameters | null; - setRemoteCandidates(remoteCandidates: RTCIceCandidate[]): void; - start(gatherer: RTCIceGatherer, remoteParameters: RTCIceParameters, role?: string): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCIceTransport, ev: RTCIceTransportEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var SourceBuffer: { + prototype: SourceBuffer; + new(): SourceBuffer; +}; + +interface SourceBufferList extends EventTarget { + readonly length: number; + item(index: number): SourceBuffer; + [index: number]: SourceBuffer; } -declare var RTCIceTransport: { - prototype: RTCIceTransport; - new(): RTCIceTransport; +declare var SourceBufferList: { + prototype: SourceBufferList; + new(): SourceBufferList; +}; + +interface SpeechSynthesisEventMap { + "voiceschanged": Event; } -interface RTCIceTransportStateChangedEvent extends Event { - readonly state: string; +interface SpeechSynthesis extends EventTarget { + onvoiceschanged: (this: SpeechSynthesis, ev: Event) => any; + readonly paused: boolean; + readonly pending: boolean; + readonly speaking: boolean; + cancel(): void; + getVoices(): SpeechSynthesisVoice[]; + pause(): void; + resume(): void; + speak(utterance: SpeechSynthesisUtterance): void; + addEventListener(type: K, listener: (this: SpeechSynthesis, ev: SpeechSynthesisEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SpeechSynthesis, ev: SpeechSynthesisEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCIceTransportStateChangedEvent: { - prototype: RTCIceTransportStateChangedEvent; - new(): RTCIceTransportStateChangedEvent; +declare var SpeechSynthesis: { + prototype: SpeechSynthesis; + new(): SpeechSynthesis; +}; + +interface SpeechSynthesisEvent extends Event { + readonly charIndex: number; + readonly elapsedTime: number; + readonly name: string; + readonly utterance: SpeechSynthesisUtterance | null; } -interface RTCRtpReceiverEventMap { - "error": ErrorEvent; +declare var SpeechSynthesisEvent: { + prototype: SpeechSynthesisEvent; + new(type: string, eventInitDict?: SpeechSynthesisEventInit): SpeechSynthesisEvent; +}; + +interface SpeechSynthesisUtteranceEventMap { + "boundary": Event; + "end": Event; + "error": Event; + "mark": Event; + "pause": Event; + "resume": Event; + "start": Event; } -interface RTCRtpReceiver extends RTCStatsProvider { - onerror: ((this: RTCRtpReceiver, ev: ErrorEvent) => any) | null; - readonly rtcpTransport: RTCDtlsTransport; - readonly track: MediaStreamTrack | null; - readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; - getContributingSources(): RTCRtpContributingSource[]; - receive(parameters: RTCRtpParameters): void; - requestSendCSRC(csrc: number): void; - setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCRtpReceiver, ev: RTCRtpReceiverEventMap[K]) => any, useCapture?: boolean): void; +interface SpeechSynthesisUtterance extends EventTarget { + lang: string; + onboundary: (this: SpeechSynthesisUtterance, ev: Event) => any; + onend: (this: SpeechSynthesisUtterance, ev: Event) => any; + onerror: (this: SpeechSynthesisUtterance, ev: Event) => any; + onmark: (this: SpeechSynthesisUtterance, ev: Event) => any; + onpause: (this: SpeechSynthesisUtterance, ev: Event) => any; + onresume: (this: SpeechSynthesisUtterance, ev: Event) => any; + onstart: (this: SpeechSynthesisUtterance, ev: Event) => any; + pitch: number; + rate: number; + text: string; + voice: SpeechSynthesisVoice; + volume: number; + addEventListener(type: K, listener: (this: SpeechSynthesisUtterance, ev: SpeechSynthesisUtteranceEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SpeechSynthesisUtterance, ev: SpeechSynthesisUtteranceEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var RTCRtpReceiver: { - prototype: RTCRtpReceiver; - new(transport: RTCDtlsTransport | RTCSrtpSdesTransport, kind: string, rtcpTransport?: RTCDtlsTransport): RTCRtpReceiver; - getCapabilities(kind?: string): RTCRtpCapabilities; +declare var SpeechSynthesisUtterance: { + prototype: SpeechSynthesisUtterance; + new(text?: string): SpeechSynthesisUtterance; +}; + +interface SpeechSynthesisVoice { + readonly default: boolean; + readonly lang: string; + readonly localService: boolean; + readonly name: string; + readonly voiceURI: string; } -interface RTCRtpSenderEventMap { - "error": ErrorEvent; - "ssrcconflict": RTCSsrcConflictEvent; +declare var SpeechSynthesisVoice: { + prototype: SpeechSynthesisVoice; + new(): SpeechSynthesisVoice; +}; + +interface StereoPannerNode extends AudioNode { + readonly pan: AudioParam; } -interface RTCRtpSender extends RTCStatsProvider { - onerror: ((this: RTCRtpSender, ev: ErrorEvent) => any) | null; - onssrcconflict: ((this: RTCRtpSender, ev: RTCSsrcConflictEvent) => any) | null; - readonly rtcpTransport: RTCDtlsTransport; - readonly track: MediaStreamTrack; - readonly transport: RTCDtlsTransport | RTCSrtpSdesTransport; - send(parameters: RTCRtpParameters): void; - setTrack(track: MediaStreamTrack): void; - setTransport(transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): void; - stop(): void; - addEventListener(type: K, listener: (this: RTCRtpSender, ev: RTCRtpSenderEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare var StereoPannerNode: { + prototype: StereoPannerNode; + new(): StereoPannerNode; +}; + +interface Storage { + readonly length: number; + clear(): void; + getItem(key: string): string | null; + key(index: number): string | null; + removeItem(key: string): void; + setItem(key: string, data: string): void; + [key: string]: any; + [index: number]: string; } -declare var RTCRtpSender: { - prototype: RTCRtpSender; - new(track: MediaStreamTrack, transport: RTCDtlsTransport | RTCSrtpSdesTransport, rtcpTransport?: RTCDtlsTransport): RTCRtpSender; - getCapabilities(kind?: string): RTCRtpCapabilities; -} +declare var Storage: { + prototype: Storage; + new(): Storage; +}; -interface RTCSrtpSdesTransportEventMap { - "error": ErrorEvent; +interface StorageEvent extends Event { + readonly url: string; + key?: string; + oldValue?: string; + newValue?: string; + storageArea?: Storage; } -interface RTCSrtpSdesTransport extends EventTarget { - onerror: ((this: RTCSrtpSdesTransport, ev: ErrorEvent) => any) | null; - readonly transport: RTCIceTransport; - addEventListener(type: K, listener: (this: RTCSrtpSdesTransport, ev: RTCSrtpSdesTransportEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} +declare var StorageEvent: { + prototype: StorageEvent; + new (type: string, eventInitDict?: StorageEventInit): StorageEvent; +}; -declare var RTCSrtpSdesTransport: { - prototype: RTCSrtpSdesTransport; - new(transport: RTCIceTransport, encryptParameters: RTCSrtpSdesParameters, decryptParameters: RTCSrtpSdesParameters): RTCSrtpSdesTransport; - getLocalParameters(): RTCSrtpSdesParameters[]; +interface StyleMedia { + readonly type: string; + matchMedium(mediaquery: string): boolean; } -interface RTCSsrcConflictEvent extends Event { - readonly ssrc: number; -} +declare var StyleMedia: { + prototype: StyleMedia; + new(): StyleMedia; +}; -declare var RTCSsrcConflictEvent: { - prototype: RTCSsrcConflictEvent; - new(): RTCSsrcConflictEvent; +interface StyleSheet { + disabled: boolean; + readonly href: string; + readonly media: MediaList; + readonly ownerNode: Node; + readonly parentStyleSheet: StyleSheet; + readonly title: string; + readonly type: string; } -interface RTCStatsProvider extends EventTarget { - getStats(): PromiseLike; - msGetStats(): PromiseLike; -} +declare var StyleSheet: { + prototype: StyleSheet; + new(): StyleSheet; +}; -declare var RTCStatsProvider: { - prototype: RTCStatsProvider; - new(): RTCStatsProvider; +interface StyleSheetList { + readonly length: number; + item(index?: number): StyleSheet; + [index: number]: StyleSheet; } -interface Range { - readonly collapsed: boolean; - readonly commonAncestorContainer: Node; - readonly endContainer: Node; - readonly endOffset: number; - readonly startContainer: Node; - readonly startOffset: number; - cloneContents(): DocumentFragment; - cloneRange(): Range; - collapse(toStart: boolean): void; - compareBoundaryPoints(how: number, sourceRange: Range): number; - createContextualFragment(fragment: string): DocumentFragment; - deleteContents(): void; - detach(): void; - expand(Unit: string): boolean; - extractContents(): DocumentFragment; - getBoundingClientRect(): ClientRect; - getClientRects(): ClientRectList; - insertNode(newNode: Node): void; - selectNode(refNode: Node): void; - selectNodeContents(refNode: Node): void; - setEnd(refNode: Node, offset: number): void; - setEndAfter(refNode: Node): void; - setEndBefore(refNode: Node): void; - setStart(refNode: Node, offset: number): void; - setStartAfter(refNode: Node): void; - setStartBefore(refNode: Node): void; - surroundContents(newParent: Node): void; - toString(): string; - readonly END_TO_END: number; - readonly END_TO_START: number; - readonly START_TO_END: number; - readonly START_TO_START: number; +declare var StyleSheetList: { + prototype: StyleSheetList; + new(): StyleSheetList; +}; + +interface StyleSheetPageList { + readonly length: number; + item(index: number): CSSPageRule; + [index: number]: CSSPageRule; } -declare var Range: { - prototype: Range; - new(): Range; - readonly END_TO_END: number; - readonly END_TO_START: number; - readonly START_TO_END: number; - readonly START_TO_START: number; +declare var StyleSheetPageList: { + prototype: StyleSheetPageList; + new(): StyleSheetPageList; +}; + +interface SubtleCrypto { + decrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; + deriveBits(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, length: number): PromiseLike; + deriveKey(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, derivedKeyType: string | AesDerivedKeyParams | HmacImportParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; + digest(algorithm: AlgorithmIdentifier, data: BufferSource): PromiseLike; + encrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; + exportKey(format: "jwk", key: CryptoKey): PromiseLike; + exportKey(format: "raw" | "pkcs8" | "spki", key: CryptoKey): PromiseLike; + exportKey(format: string, key: CryptoKey): PromiseLike; + generateKey(algorithm: string, extractable: boolean, keyUsages: string[]): PromiseLike; + generateKey(algorithm: RsaHashedKeyGenParams | EcKeyGenParams | DhKeyGenParams, extractable: boolean, keyUsages: string[]): PromiseLike; + generateKey(algorithm: AesKeyGenParams | HmacKeyGenParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: "jwk", keyData: JsonWebKey, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: "raw" | "pkcs8" | "spki", keyData: BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + importKey(format: string, keyData: JsonWebKey | BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable: boolean, keyUsages: string[]): PromiseLike; + sign(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, data: BufferSource): PromiseLike; + unwrapKey(format: string, wrappedKey: BufferSource, unwrappingKey: CryptoKey, unwrapAlgorithm: AlgorithmIdentifier, unwrappedKeyAlgorithm: AlgorithmIdentifier, extractable: boolean, keyUsages: string[]): PromiseLike; + verify(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, signature: BufferSource, data: BufferSource): PromiseLike; + wrapKey(format: string, key: CryptoKey, wrappingKey: CryptoKey, wrapAlgorithm: AlgorithmIdentifier): PromiseLike; } -interface SVGAElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { +declare var SubtleCrypto: { + prototype: SubtleCrypto; + new(): SubtleCrypto; +}; + +interface SVGAElement extends SVGGraphicsElement, SVGURIReference { readonly target: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGAElement: { prototype: SVGAElement; new(): SVGAElement; -} +}; interface SVGAngle { readonly unitType: number; @@ -14521,7 +15819,7 @@ declare var SVGAngle: { readonly SVG_ANGLETYPE_RAD: number; readonly SVG_ANGLETYPE_UNKNOWN: number; readonly SVG_ANGLETYPE_UNSPECIFIED: number; -} +}; interface SVGAnimatedAngle { readonly animVal: SVGAngle; @@ -14531,7 +15829,7 @@ interface SVGAnimatedAngle { declare var SVGAnimatedAngle: { prototype: SVGAnimatedAngle; new(): SVGAnimatedAngle; -} +}; interface SVGAnimatedBoolean { readonly animVal: boolean; @@ -14541,7 +15839,7 @@ interface SVGAnimatedBoolean { declare var SVGAnimatedBoolean: { prototype: SVGAnimatedBoolean; new(): SVGAnimatedBoolean; -} +}; interface SVGAnimatedEnumeration { readonly animVal: number; @@ -14551,7 +15849,7 @@ interface SVGAnimatedEnumeration { declare var SVGAnimatedEnumeration: { prototype: SVGAnimatedEnumeration; new(): SVGAnimatedEnumeration; -} +}; interface SVGAnimatedInteger { readonly animVal: number; @@ -14561,7 +15859,7 @@ interface SVGAnimatedInteger { declare var SVGAnimatedInteger: { prototype: SVGAnimatedInteger; new(): SVGAnimatedInteger; -} +}; interface SVGAnimatedLength { readonly animVal: SVGLength; @@ -14571,7 +15869,7 @@ interface SVGAnimatedLength { declare var SVGAnimatedLength: { prototype: SVGAnimatedLength; new(): SVGAnimatedLength; -} +}; interface SVGAnimatedLengthList { readonly animVal: SVGLengthList; @@ -14581,7 +15879,7 @@ interface SVGAnimatedLengthList { declare var SVGAnimatedLengthList: { prototype: SVGAnimatedLengthList; new(): SVGAnimatedLengthList; -} +}; interface SVGAnimatedNumber { readonly animVal: number; @@ -14591,7 +15889,7 @@ interface SVGAnimatedNumber { declare var SVGAnimatedNumber: { prototype: SVGAnimatedNumber; new(): SVGAnimatedNumber; -} +}; interface SVGAnimatedNumberList { readonly animVal: SVGNumberList; @@ -14601,7 +15899,7 @@ interface SVGAnimatedNumberList { declare var SVGAnimatedNumberList: { prototype: SVGAnimatedNumberList; new(): SVGAnimatedNumberList; -} +}; interface SVGAnimatedPreserveAspectRatio { readonly animVal: SVGPreserveAspectRatio; @@ -14611,7 +15909,7 @@ interface SVGAnimatedPreserveAspectRatio { declare var SVGAnimatedPreserveAspectRatio: { prototype: SVGAnimatedPreserveAspectRatio; new(): SVGAnimatedPreserveAspectRatio; -} +}; interface SVGAnimatedRect { readonly animVal: SVGRect; @@ -14621,7 +15919,7 @@ interface SVGAnimatedRect { declare var SVGAnimatedRect: { prototype: SVGAnimatedRect; new(): SVGAnimatedRect; -} +}; interface SVGAnimatedString { readonly animVal: string; @@ -14631,7 +15929,7 @@ interface SVGAnimatedString { declare var SVGAnimatedString: { prototype: SVGAnimatedString; new(): SVGAnimatedString; -} +}; interface SVGAnimatedTransformList { readonly animVal: SVGTransformList; @@ -14641,31 +15939,35 @@ interface SVGAnimatedTransformList { declare var SVGAnimatedTransformList: { prototype: SVGAnimatedTransformList; new(): SVGAnimatedTransformList; -} +}; -interface SVGCircleElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGCircleElement extends SVGGraphicsElement { readonly cx: SVGAnimatedLength; readonly cy: SVGAnimatedLength; readonly r: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGCircleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGCircleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGCircleElement: { prototype: SVGCircleElement; new(): SVGCircleElement; -} +}; -interface SVGClipPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGUnitTypes { +interface SVGClipPathElement extends SVGGraphicsElement, SVGUnitTypes { readonly clipPathUnits: SVGAnimatedEnumeration; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGClipPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGClipPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGClipPathElement: { prototype: SVGClipPathElement; new(): SVGClipPathElement; -} +}; interface SVGComponentTransferFunctionElement extends SVGElement { readonly amplitude: SVGAnimatedNumber; @@ -14681,8 +15983,10 @@ interface SVGComponentTransferFunctionElement extends SVGElement { readonly SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_TABLE: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGComponentTransferFunctionElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGComponentTransferFunctionElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGComponentTransferFunctionElement: { @@ -14694,27 +15998,31 @@ declare var SVGComponentTransferFunctionElement: { readonly SVG_FECOMPONENTTRANSFER_TYPE_LINEAR: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_TABLE: number; readonly SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN: number; -} +}; -interface SVGDefsElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGDefsElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGDefsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGDefsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGDefsElement: { prototype: SVGDefsElement; new(): SVGDefsElement; -} +}; -interface SVGDescElement extends SVGElement, SVGStylable, SVGLangSpace { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGDescElement extends SVGElement { + addEventListener(type: K, listener: (this: SVGDescElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGDescElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGDescElement: { prototype: SVGDescElement; new(): SVGDescElement; -} +}; interface SVGElementEventMap extends ElementEventMap { "click": MouseEvent; @@ -14730,6 +16038,7 @@ interface SVGElementEventMap extends ElementEventMap { } interface SVGElement extends Element { + className: any; onclick: (this: SVGElement, ev: MouseEvent) => any; ondblclick: (this: SVGElement, ev: MouseEvent) => any; onfocusin: (this: SVGElement, ev: FocusEvent) => any; @@ -14741,17 +16050,19 @@ interface SVGElement extends Element { onmouseover: (this: SVGElement, ev: MouseEvent) => any; onmouseup: (this: SVGElement, ev: MouseEvent) => any; readonly ownerSVGElement: SVGSVGElement; + readonly style: CSSStyleDeclaration; readonly viewportElement: SVGElement; xmlbase: string; - className: any; addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGElement: { prototype: SVGElement; new(): SVGElement; -} +}; interface SVGElementInstance extends EventTarget { readonly childNodes: SVGElementInstanceList; @@ -14767,7 +16078,7 @@ interface SVGElementInstance extends EventTarget { declare var SVGElementInstance: { prototype: SVGElementInstance; new(): SVGElementInstance; -} +}; interface SVGElementInstanceList { readonly length: number; @@ -14777,21 +16088,23 @@ interface SVGElementInstanceList { declare var SVGElementInstanceList: { prototype: SVGElementInstanceList; new(): SVGElementInstanceList; -} +}; -interface SVGEllipseElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGEllipseElement extends SVGGraphicsElement { readonly cx: SVGAnimatedLength; readonly cy: SVGAnimatedLength; readonly rx: SVGAnimatedLength; readonly ry: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGEllipseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGEllipseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGEllipseElement: { prototype: SVGEllipseElement; new(): SVGEllipseElement; -} +}; interface SVGFEBlendElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -14814,8 +16127,10 @@ interface SVGFEBlendElement extends SVGElement, SVGFilterPrimitiveStandardAttrib readonly SVG_FEBLEND_MODE_SCREEN: number; readonly SVG_FEBLEND_MODE_SOFT_LIGHT: number; readonly SVG_FEBLEND_MODE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEBlendElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEBlendElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEBlendElement: { @@ -14838,7 +16153,7 @@ declare var SVGFEBlendElement: { readonly SVG_FEBLEND_MODE_SCREEN: number; readonly SVG_FEBLEND_MODE_SOFT_LIGHT: number; readonly SVG_FEBLEND_MODE_UNKNOWN: number; -} +}; interface SVGFEColorMatrixElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -14849,8 +16164,10 @@ interface SVGFEColorMatrixElement extends SVGElement, SVGFilterPrimitiveStandard readonly SVG_FECOLORMATRIX_TYPE_MATRIX: number; readonly SVG_FECOLORMATRIX_TYPE_SATURATE: number; readonly SVG_FECOLORMATRIX_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEColorMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEColorMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEColorMatrixElement: { @@ -14861,18 +16178,20 @@ declare var SVGFEColorMatrixElement: { readonly SVG_FECOLORMATRIX_TYPE_MATRIX: number; readonly SVG_FECOLORMATRIX_TYPE_SATURATE: number; readonly SVG_FECOLORMATRIX_TYPE_UNKNOWN: number; -} +}; interface SVGFEComponentTransferElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEComponentTransferElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEComponentTransferElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEComponentTransferElement: { prototype: SVGFEComponentTransferElement; new(): SVGFEComponentTransferElement; -} +}; interface SVGFECompositeElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -14889,8 +16208,10 @@ interface SVGFECompositeElement extends SVGElement, SVGFilterPrimitiveStandardAt readonly SVG_FECOMPOSITE_OPERATOR_OVER: number; readonly SVG_FECOMPOSITE_OPERATOR_UNKNOWN: number; readonly SVG_FECOMPOSITE_OPERATOR_XOR: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFECompositeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFECompositeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFECompositeElement: { @@ -14903,7 +16224,7 @@ declare var SVGFECompositeElement: { readonly SVG_FECOMPOSITE_OPERATOR_OVER: number; readonly SVG_FECOMPOSITE_OPERATOR_UNKNOWN: number; readonly SVG_FECOMPOSITE_OPERATOR_XOR: number; -} +}; interface SVGFEConvolveMatrixElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly bias: SVGAnimatedNumber; @@ -14922,8 +16243,10 @@ interface SVGFEConvolveMatrixElement extends SVGElement, SVGFilterPrimitiveStand readonly SVG_EDGEMODE_NONE: number; readonly SVG_EDGEMODE_UNKNOWN: number; readonly SVG_EDGEMODE_WRAP: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEConvolveMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEConvolveMatrixElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEConvolveMatrixElement: { @@ -14933,7 +16256,7 @@ declare var SVGFEConvolveMatrixElement: { readonly SVG_EDGEMODE_NONE: number; readonly SVG_EDGEMODE_UNKNOWN: number; readonly SVG_EDGEMODE_WRAP: number; -} +}; interface SVGFEDiffuseLightingElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly diffuseConstant: SVGAnimatedNumber; @@ -14941,14 +16264,16 @@ interface SVGFEDiffuseLightingElement extends SVGElement, SVGFilterPrimitiveStan readonly kernelUnitLengthX: SVGAnimatedNumber; readonly kernelUnitLengthY: SVGAnimatedNumber; readonly surfaceScale: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDiffuseLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDiffuseLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDiffuseLightingElement: { prototype: SVGFEDiffuseLightingElement; new(): SVGFEDiffuseLightingElement; -} +}; interface SVGFEDisplacementMapElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -14961,8 +16286,10 @@ interface SVGFEDisplacementMapElement extends SVGElement, SVGFilterPrimitiveStan readonly SVG_CHANNEL_G: number; readonly SVG_CHANNEL_R: number; readonly SVG_CHANNEL_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDisplacementMapElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDisplacementMapElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDisplacementMapElement: { @@ -14973,107 +16300,135 @@ declare var SVGFEDisplacementMapElement: { readonly SVG_CHANNEL_G: number; readonly SVG_CHANNEL_R: number; readonly SVG_CHANNEL_UNKNOWN: number; -} +}; interface SVGFEDistantLightElement extends SVGElement { readonly azimuth: SVGAnimatedNumber; readonly elevation: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEDistantLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEDistantLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEDistantLightElement: { prototype: SVGFEDistantLightElement; new(): SVGFEDistantLightElement; -} +}; interface SVGFEFloodElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEFloodElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFloodElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFloodElement: { prototype: SVGFEFloodElement; new(): SVGFEFloodElement; -} +}; interface SVGFEFuncAElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncAElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncAElement: { prototype: SVGFEFuncAElement; new(): SVGFEFuncAElement; -} +}; interface SVGFEFuncBElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncBElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncBElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncBElement: { prototype: SVGFEFuncBElement; new(): SVGFEFuncBElement; -} +}; interface SVGFEFuncGElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncGElement: { prototype: SVGFEFuncGElement; new(): SVGFEFuncGElement; -} +}; interface SVGFEFuncRElement extends SVGComponentTransferFunctionElement { + addEventListener(type: K, listener: (this: SVGFEFuncRElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEFuncRElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEFuncRElement: { prototype: SVGFEFuncRElement; new(): SVGFEFuncRElement; -} +}; interface SVGFEGaussianBlurElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; readonly stdDeviationX: SVGAnimatedNumber; readonly stdDeviationY: SVGAnimatedNumber; setStdDeviation(stdDeviationX: number, stdDeviationY: number): void; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEGaussianBlurElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEGaussianBlurElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEGaussianBlurElement: { prototype: SVGFEGaussianBlurElement; new(): SVGFEGaussianBlurElement; -} +}; -interface SVGFEImageElement extends SVGElement, SVGFilterPrimitiveStandardAttributes, SVGLangSpace, SVGURIReference, SVGExternalResourcesRequired { +interface SVGFEImageElement extends SVGElement, SVGFilterPrimitiveStandardAttributes, SVGURIReference { readonly preserveAspectRatio: SVGAnimatedPreserveAspectRatio; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEImageElement: { prototype: SVGFEImageElement; new(): SVGFEImageElement; -} +}; interface SVGFEMergeElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMergeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMergeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMergeElement: { prototype: SVGFEMergeElement; new(): SVGFEMergeElement; -} +}; interface SVGFEMergeNodeElement extends SVGElement { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMergeNodeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMergeNodeElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMergeNodeElement: { prototype: SVGFEMergeNodeElement; new(): SVGFEMergeNodeElement; -} +}; interface SVGFEMorphologyElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -15083,8 +16438,10 @@ interface SVGFEMorphologyElement extends SVGElement, SVGFilterPrimitiveStandardA readonly SVG_MORPHOLOGY_OPERATOR_DILATE: number; readonly SVG_MORPHOLOGY_OPERATOR_ERODE: number; readonly SVG_MORPHOLOGY_OPERATOR_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEMorphologyElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEMorphologyElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEMorphologyElement: { @@ -15093,33 +16450,37 @@ declare var SVGFEMorphologyElement: { readonly SVG_MORPHOLOGY_OPERATOR_DILATE: number; readonly SVG_MORPHOLOGY_OPERATOR_ERODE: number; readonly SVG_MORPHOLOGY_OPERATOR_UNKNOWN: number; -} +}; interface SVGFEOffsetElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly dx: SVGAnimatedNumber; readonly dy: SVGAnimatedNumber; readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEOffsetElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEOffsetElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEOffsetElement: { prototype: SVGFEOffsetElement; new(): SVGFEOffsetElement; -} +}; interface SVGFEPointLightElement extends SVGElement { readonly x: SVGAnimatedNumber; readonly y: SVGAnimatedNumber; readonly z: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFEPointLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFEPointLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFEPointLightElement: { prototype: SVGFEPointLightElement; new(): SVGFEPointLightElement; -} +}; interface SVGFESpecularLightingElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; @@ -15128,14 +16489,16 @@ interface SVGFESpecularLightingElement extends SVGElement, SVGFilterPrimitiveSta readonly specularConstant: SVGAnimatedNumber; readonly specularExponent: SVGAnimatedNumber; readonly surfaceScale: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFESpecularLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFESpecularLightingElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFESpecularLightingElement: { prototype: SVGFESpecularLightingElement; new(): SVGFESpecularLightingElement; -} +}; interface SVGFESpotLightElement extends SVGElement { readonly limitingConeAngle: SVGAnimatedNumber; @@ -15146,25 +16509,29 @@ interface SVGFESpotLightElement extends SVGElement { readonly x: SVGAnimatedNumber; readonly y: SVGAnimatedNumber; readonly z: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFESpotLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFESpotLightElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFESpotLightElement: { prototype: SVGFESpotLightElement; new(): SVGFESpotLightElement; -} +}; interface SVGFETileElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly in1: SVGAnimatedString; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFETileElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFETileElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFETileElement: { prototype: SVGFETileElement; new(): SVGFETileElement; -} +}; interface SVGFETurbulenceElement extends SVGElement, SVGFilterPrimitiveStandardAttributes { readonly baseFrequencyX: SVGAnimatedNumber; @@ -15179,8 +16546,10 @@ interface SVGFETurbulenceElement extends SVGElement, SVGFilterPrimitiveStandardA readonly SVG_TURBULENCE_TYPE_FRACTALNOISE: number; readonly SVG_TURBULENCE_TYPE_TURBULENCE: number; readonly SVG_TURBULENCE_TYPE_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFETurbulenceElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFETurbulenceElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFETurbulenceElement: { @@ -15192,9 +16561,9 @@ declare var SVGFETurbulenceElement: { readonly SVG_TURBULENCE_TYPE_FRACTALNOISE: number; readonly SVG_TURBULENCE_TYPE_TURBULENCE: number; readonly SVG_TURBULENCE_TYPE_UNKNOWN: number; -} +}; -interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGStylable, SVGLangSpace, SVGURIReference, SVGExternalResourcesRequired { +interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGURIReference { readonly filterResX: SVGAnimatedInteger; readonly filterResY: SVGAnimatedInteger; readonly filterUnits: SVGAnimatedEnumeration; @@ -15204,40 +16573,46 @@ interface SVGFilterElement extends SVGElement, SVGUnitTypes, SVGStylable, SVGLan readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; setFilterRes(filterResX: number, filterResY: number): void; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGFilterElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGFilterElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGFilterElement: { prototype: SVGFilterElement; new(): SVGFilterElement; -} +}; -interface SVGForeignObjectElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGForeignObjectElement extends SVGGraphicsElement { readonly height: SVGAnimatedLength; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGForeignObjectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGForeignObjectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGForeignObjectElement: { prototype: SVGForeignObjectElement; new(): SVGForeignObjectElement; -} +}; -interface SVGGElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGGElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGGElement: { prototype: SVGGElement; new(): SVGGElement; -} +}; -interface SVGGradientElement extends SVGElement, SVGStylable, SVGExternalResourcesRequired, SVGURIReference, SVGUnitTypes { +interface SVGGradientElement extends SVGElement, SVGUnitTypes, SVGURIReference { readonly gradientTransform: SVGAnimatedTransformList; readonly gradientUnits: SVGAnimatedEnumeration; readonly spreadMethod: SVGAnimatedEnumeration; @@ -15245,8 +16620,10 @@ interface SVGGradientElement extends SVGElement, SVGStylable, SVGExternalResourc readonly SVG_SPREADMETHOD_REFLECT: number; readonly SVG_SPREADMETHOD_REPEAT: number; readonly SVG_SPREADMETHOD_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGGradientElement: { @@ -15256,22 +16633,43 @@ declare var SVGGradientElement: { readonly SVG_SPREADMETHOD_REFLECT: number; readonly SVG_SPREADMETHOD_REPEAT: number; readonly SVG_SPREADMETHOD_UNKNOWN: number; +}; + +interface SVGGraphicsElement extends SVGElement, SVGTests { + readonly farthestViewportElement: SVGElement; + readonly nearestViewportElement: SVGElement; + readonly transform: SVGAnimatedTransformList; + getBBox(): SVGRect; + getCTM(): SVGMatrix; + getScreenCTM(): SVGMatrix; + getTransformToElement(element: SVGElement): SVGMatrix; + addEventListener(type: K, listener: (this: SVGGraphicsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGGraphicsElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface SVGImageElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { +declare var SVGGraphicsElement: { + prototype: SVGGraphicsElement; + new(): SVGGraphicsElement; +}; + +interface SVGImageElement extends SVGGraphicsElement, SVGURIReference { readonly height: SVGAnimatedLength; readonly preserveAspectRatio: SVGAnimatedPreserveAspectRatio; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGImageElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGImageElement: { prototype: SVGImageElement; new(): SVGImageElement; -} +}; interface SVGLength { readonly unitType: number; @@ -15307,7 +16705,7 @@ declare var SVGLength: { readonly SVG_LENGTHTYPE_PT: number; readonly SVG_LENGTHTYPE_PX: number; readonly SVG_LENGTHTYPE_UNKNOWN: number; -} +}; interface SVGLengthList { readonly numberOfItems: number; @@ -15323,35 +16721,41 @@ interface SVGLengthList { declare var SVGLengthList: { prototype: SVGLengthList; new(): SVGLengthList; -} +}; -interface SVGLineElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGLinearGradientElement extends SVGGradientElement { readonly x1: SVGAnimatedLength; readonly x2: SVGAnimatedLength; readonly y1: SVGAnimatedLength; readonly y2: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGLinearGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGLinearGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGLineElement: { - prototype: SVGLineElement; - new(): SVGLineElement; -} +declare var SVGLinearGradientElement: { + prototype: SVGLinearGradientElement; + new(): SVGLinearGradientElement; +}; -interface SVGLinearGradientElement extends SVGGradientElement { +interface SVGLineElement extends SVGGraphicsElement { readonly x1: SVGAnimatedLength; readonly x2: SVGAnimatedLength; readonly y1: SVGAnimatedLength; readonly y2: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGLineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGLineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGLinearGradientElement: { - prototype: SVGLinearGradientElement; - new(): SVGLinearGradientElement; -} +declare var SVGLineElement: { + prototype: SVGLineElement; + new(): SVGLineElement; +}; -interface SVGMarkerElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox { +interface SVGMarkerElement extends SVGElement, SVGFitToViewBox { readonly markerHeight: SVGAnimatedLength; readonly markerUnits: SVGAnimatedEnumeration; readonly markerWidth: SVGAnimatedLength; @@ -15361,42 +16765,46 @@ interface SVGMarkerElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExt readonly refY: SVGAnimatedLength; setOrientToAngle(angle: SVGAngle): void; setOrientToAuto(): void; - readonly SVG_MARKERUNITS_STROKEWIDTH: number; - readonly SVG_MARKERUNITS_UNKNOWN: number; - readonly SVG_MARKERUNITS_USERSPACEONUSE: number; readonly SVG_MARKER_ORIENT_ANGLE: number; readonly SVG_MARKER_ORIENT_AUTO: number; readonly SVG_MARKER_ORIENT_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + readonly SVG_MARKERUNITS_STROKEWIDTH: number; + readonly SVG_MARKERUNITS_UNKNOWN: number; + readonly SVG_MARKERUNITS_USERSPACEONUSE: number; + addEventListener(type: K, listener: (this: SVGMarkerElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMarkerElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMarkerElement: { prototype: SVGMarkerElement; new(): SVGMarkerElement; - readonly SVG_MARKERUNITS_STROKEWIDTH: number; - readonly SVG_MARKERUNITS_UNKNOWN: number; - readonly SVG_MARKERUNITS_USERSPACEONUSE: number; readonly SVG_MARKER_ORIENT_ANGLE: number; readonly SVG_MARKER_ORIENT_AUTO: number; readonly SVG_MARKER_ORIENT_UNKNOWN: number; -} + readonly SVG_MARKERUNITS_STROKEWIDTH: number; + readonly SVG_MARKERUNITS_UNKNOWN: number; + readonly SVG_MARKERUNITS_USERSPACEONUSE: number; +}; -interface SVGMaskElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGUnitTypes { +interface SVGMaskElement extends SVGElement, SVGTests, SVGUnitTypes { readonly height: SVGAnimatedLength; readonly maskContentUnits: SVGAnimatedEnumeration; readonly maskUnits: SVGAnimatedEnumeration; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGMaskElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMaskElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMaskElement: { prototype: SVGMaskElement; new(): SVGMaskElement; -} +}; interface SVGMatrix { a: number; @@ -15421,17 +16829,19 @@ interface SVGMatrix { declare var SVGMatrix: { prototype: SVGMatrix; new(): SVGMatrix; -} +}; interface SVGMetadataElement extends SVGElement { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGMetadataElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGMetadataElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGMetadataElement: { prototype: SVGMetadataElement; new(): SVGMetadataElement; -} +}; interface SVGNumber { value: number; @@ -15440,7 +16850,7 @@ interface SVGNumber { declare var SVGNumber: { prototype: SVGNumber; new(): SVGNumber; -} +}; interface SVGNumberList { readonly numberOfItems: number; @@ -15456,9 +16866,10 @@ interface SVGNumberList { declare var SVGNumberList: { prototype: SVGNumberList; new(): SVGNumberList; -} +}; -interface SVGPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPathData { +interface SVGPathElement extends SVGGraphicsElement { + readonly pathSegList: SVGPathSegList; createSVGPathSegArcAbs(x: number, y: number, r1: number, r2: number, angle: number, largeArcFlag: boolean, sweepFlag: boolean): SVGPathSegArcAbs; createSVGPathSegArcRel(x: number, y: number, r1: number, r2: number, angle: number, largeArcFlag: boolean, sweepFlag: boolean): SVGPathSegArcRel; createSVGPathSegClosePath(): SVGPathSegClosePath; @@ -15481,14 +16892,16 @@ interface SVGPathElement extends SVGElement, SVGStylable, SVGTransformable, SVGT getPathSegAtLength(distance: number): number; getPointAtLength(distance: number): SVGPoint; getTotalLength(): number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGPathElement: { prototype: SVGPathElement; new(): SVGPathElement; -} +}; interface SVGPathSeg { readonly pathSegType: number; @@ -15538,7 +16951,7 @@ declare var SVGPathSeg: { readonly PATHSEG_MOVETO_ABS: number; readonly PATHSEG_MOVETO_REL: number; readonly PATHSEG_UNKNOWN: number; -} +}; interface SVGPathSegArcAbs extends SVGPathSeg { angle: number; @@ -15553,7 +16966,7 @@ interface SVGPathSegArcAbs extends SVGPathSeg { declare var SVGPathSegArcAbs: { prototype: SVGPathSegArcAbs; new(): SVGPathSegArcAbs; -} +}; interface SVGPathSegArcRel extends SVGPathSeg { angle: number; @@ -15568,7 +16981,7 @@ interface SVGPathSegArcRel extends SVGPathSeg { declare var SVGPathSegArcRel: { prototype: SVGPathSegArcRel; new(): SVGPathSegArcRel; -} +}; interface SVGPathSegClosePath extends SVGPathSeg { } @@ -15576,7 +16989,7 @@ interface SVGPathSegClosePath extends SVGPathSeg { declare var SVGPathSegClosePath: { prototype: SVGPathSegClosePath; new(): SVGPathSegClosePath; -} +}; interface SVGPathSegCurvetoCubicAbs extends SVGPathSeg { x: number; @@ -15590,7 +17003,7 @@ interface SVGPathSegCurvetoCubicAbs extends SVGPathSeg { declare var SVGPathSegCurvetoCubicAbs: { prototype: SVGPathSegCurvetoCubicAbs; new(): SVGPathSegCurvetoCubicAbs; -} +}; interface SVGPathSegCurvetoCubicRel extends SVGPathSeg { x: number; @@ -15604,7 +17017,7 @@ interface SVGPathSegCurvetoCubicRel extends SVGPathSeg { declare var SVGPathSegCurvetoCubicRel: { prototype: SVGPathSegCurvetoCubicRel; new(): SVGPathSegCurvetoCubicRel; -} +}; interface SVGPathSegCurvetoCubicSmoothAbs extends SVGPathSeg { x: number; @@ -15616,7 +17029,7 @@ interface SVGPathSegCurvetoCubicSmoothAbs extends SVGPathSeg { declare var SVGPathSegCurvetoCubicSmoothAbs: { prototype: SVGPathSegCurvetoCubicSmoothAbs; new(): SVGPathSegCurvetoCubicSmoothAbs; -} +}; interface SVGPathSegCurvetoCubicSmoothRel extends SVGPathSeg { x: number; @@ -15628,7 +17041,7 @@ interface SVGPathSegCurvetoCubicSmoothRel extends SVGPathSeg { declare var SVGPathSegCurvetoCubicSmoothRel: { prototype: SVGPathSegCurvetoCubicSmoothRel; new(): SVGPathSegCurvetoCubicSmoothRel; -} +}; interface SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg { x: number; @@ -15640,7 +17053,7 @@ interface SVGPathSegCurvetoQuadraticAbs extends SVGPathSeg { declare var SVGPathSegCurvetoQuadraticAbs: { prototype: SVGPathSegCurvetoQuadraticAbs; new(): SVGPathSegCurvetoQuadraticAbs; -} +}; interface SVGPathSegCurvetoQuadraticRel extends SVGPathSeg { x: number; @@ -15652,7 +17065,7 @@ interface SVGPathSegCurvetoQuadraticRel extends SVGPathSeg { declare var SVGPathSegCurvetoQuadraticRel: { prototype: SVGPathSegCurvetoQuadraticRel; new(): SVGPathSegCurvetoQuadraticRel; -} +}; interface SVGPathSegCurvetoQuadraticSmoothAbs extends SVGPathSeg { x: number; @@ -15662,7 +17075,7 @@ interface SVGPathSegCurvetoQuadraticSmoothAbs extends SVGPathSeg { declare var SVGPathSegCurvetoQuadraticSmoothAbs: { prototype: SVGPathSegCurvetoQuadraticSmoothAbs; new(): SVGPathSegCurvetoQuadraticSmoothAbs; -} +}; interface SVGPathSegCurvetoQuadraticSmoothRel extends SVGPathSeg { x: number; @@ -15672,7 +17085,7 @@ interface SVGPathSegCurvetoQuadraticSmoothRel extends SVGPathSeg { declare var SVGPathSegCurvetoQuadraticSmoothRel: { prototype: SVGPathSegCurvetoQuadraticSmoothRel; new(): SVGPathSegCurvetoQuadraticSmoothRel; -} +}; interface SVGPathSegLinetoAbs extends SVGPathSeg { x: number; @@ -15682,7 +17095,7 @@ interface SVGPathSegLinetoAbs extends SVGPathSeg { declare var SVGPathSegLinetoAbs: { prototype: SVGPathSegLinetoAbs; new(): SVGPathSegLinetoAbs; -} +}; interface SVGPathSegLinetoHorizontalAbs extends SVGPathSeg { x: number; @@ -15691,7 +17104,7 @@ interface SVGPathSegLinetoHorizontalAbs extends SVGPathSeg { declare var SVGPathSegLinetoHorizontalAbs: { prototype: SVGPathSegLinetoHorizontalAbs; new(): SVGPathSegLinetoHorizontalAbs; -} +}; interface SVGPathSegLinetoHorizontalRel extends SVGPathSeg { x: number; @@ -15700,7 +17113,7 @@ interface SVGPathSegLinetoHorizontalRel extends SVGPathSeg { declare var SVGPathSegLinetoHorizontalRel: { prototype: SVGPathSegLinetoHorizontalRel; new(): SVGPathSegLinetoHorizontalRel; -} +}; interface SVGPathSegLinetoRel extends SVGPathSeg { x: number; @@ -15710,7 +17123,7 @@ interface SVGPathSegLinetoRel extends SVGPathSeg { declare var SVGPathSegLinetoRel: { prototype: SVGPathSegLinetoRel; new(): SVGPathSegLinetoRel; -} +}; interface SVGPathSegLinetoVerticalAbs extends SVGPathSeg { y: number; @@ -15719,7 +17132,7 @@ interface SVGPathSegLinetoVerticalAbs extends SVGPathSeg { declare var SVGPathSegLinetoVerticalAbs: { prototype: SVGPathSegLinetoVerticalAbs; new(): SVGPathSegLinetoVerticalAbs; -} +}; interface SVGPathSegLinetoVerticalRel extends SVGPathSeg { y: number; @@ -15728,7 +17141,7 @@ interface SVGPathSegLinetoVerticalRel extends SVGPathSeg { declare var SVGPathSegLinetoVerticalRel: { prototype: SVGPathSegLinetoVerticalRel; new(): SVGPathSegLinetoVerticalRel; -} +}; interface SVGPathSegList { readonly numberOfItems: number; @@ -15744,7 +17157,7 @@ interface SVGPathSegList { declare var SVGPathSegList: { prototype: SVGPathSegList; new(): SVGPathSegList; -} +}; interface SVGPathSegMovetoAbs extends SVGPathSeg { x: number; @@ -15754,7 +17167,7 @@ interface SVGPathSegMovetoAbs extends SVGPathSeg { declare var SVGPathSegMovetoAbs: { prototype: SVGPathSegMovetoAbs; new(): SVGPathSegMovetoAbs; -} +}; interface SVGPathSegMovetoRel extends SVGPathSeg { x: number; @@ -15764,9 +17177,9 @@ interface SVGPathSegMovetoRel extends SVGPathSeg { declare var SVGPathSegMovetoRel: { prototype: SVGPathSegMovetoRel; new(): SVGPathSegMovetoRel; -} +}; -interface SVGPatternElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox, SVGURIReference, SVGUnitTypes { +interface SVGPatternElement extends SVGElement, SVGTests, SVGUnitTypes, SVGFitToViewBox, SVGURIReference { readonly height: SVGAnimatedLength; readonly patternContentUnits: SVGAnimatedEnumeration; readonly patternTransform: SVGAnimatedTransformList; @@ -15774,14 +17187,16 @@ interface SVGPatternElement extends SVGElement, SVGStylable, SVGTests, SVGLangSp readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGPatternElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPatternElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGPatternElement: { prototype: SVGPatternElement; new(): SVGPatternElement; -} +}; interface SVGPoint { x: number; @@ -15792,7 +17207,7 @@ interface SVGPoint { declare var SVGPoint: { prototype: SVGPoint; new(): SVGPoint; -} +}; interface SVGPointList { readonly numberOfItems: number; @@ -15808,27 +17223,31 @@ interface SVGPointList { declare var SVGPointList: { prototype: SVGPointList; new(): SVGPointList; -} +}; -interface SVGPolygonElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPoints { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGPolygonElement extends SVGGraphicsElement, SVGAnimatedPoints { + addEventListener(type: K, listener: (this: SVGPolygonElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPolygonElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGPolygonElement: { prototype: SVGPolygonElement; new(): SVGPolygonElement; -} +}; -interface SVGPolylineElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGAnimatedPoints { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGPolylineElement extends SVGGraphicsElement, SVGAnimatedPoints { + addEventListener(type: K, listener: (this: SVGPolylineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGPolylineElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGPolylineElement: { prototype: SVGPolylineElement; new(): SVGPolylineElement; -} +}; interface SVGPreserveAspectRatio { align: number; @@ -15866,7 +17285,7 @@ declare var SVGPreserveAspectRatio: { readonly SVG_PRESERVEASPECTRATIO_XMINYMAX: number; readonly SVG_PRESERVEASPECTRATIO_XMINYMID: number; readonly SVG_PRESERVEASPECTRATIO_XMINYMIN: number; -} +}; interface SVGRadialGradientElement extends SVGGradientElement { readonly cx: SVGAnimatedLength; @@ -15874,12 +17293,16 @@ interface SVGRadialGradientElement extends SVGGradientElement { readonly fx: SVGAnimatedLength; readonly fy: SVGAnimatedLength; readonly r: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGRadialGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGRadialGradientElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGRadialGradientElement: { prototype: SVGRadialGradientElement; new(): SVGRadialGradientElement; -} +}; interface SVGRect { height: number; @@ -15891,24 +17314,84 @@ interface SVGRect { declare var SVGRect: { prototype: SVGRect; new(): SVGRect; -} +}; -interface SVGRectElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGRectElement extends SVGGraphicsElement { readonly height: SVGAnimatedLength; readonly rx: SVGAnimatedLength; readonly ry: SVGAnimatedLength; readonly width: SVGAnimatedLength; readonly x: SVGAnimatedLength; readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGRectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGRectElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGRectElement: { prototype: SVGRectElement; new(): SVGRectElement; +}; + +interface SVGScriptElement extends SVGElement, SVGURIReference { + type: string; + addEventListener(type: K, listener: (this: SVGScriptElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGScriptElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var SVGScriptElement: { + prototype: SVGScriptElement; + new(): SVGScriptElement; +}; + +interface SVGStopElement extends SVGElement { + readonly offset: SVGAnimatedNumber; + addEventListener(type: K, listener: (this: SVGStopElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGStopElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var SVGStopElement: { + prototype: SVGStopElement; + new(): SVGStopElement; +}; + +interface SVGStringList { + readonly numberOfItems: number; + appendItem(newItem: string): string; + clear(): void; + getItem(index: number): string; + initialize(newItem: string): string; + insertItemBefore(newItem: string, index: number): string; + removeItem(index: number): string; + replaceItem(newItem: string, index: number): string; +} + +declare var SVGStringList: { + prototype: SVGStringList; + new(): SVGStringList; +}; + +interface SVGStyleElement extends SVGElement { + disabled: boolean; + media: string; + title: string; + type: string; + addEventListener(type: K, listener: (this: SVGStyleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGStyleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } +declare var SVGStyleElement: { + prototype: SVGStyleElement; + new(): SVGStyleElement; +}; + interface SVGSVGElementEventMap extends SVGElementEventMap { "SVGAbort": Event; "SVGError": Event; @@ -15918,7 +17401,7 @@ interface SVGSVGElementEventMap extends SVGElementEventMap { "SVGZoom": SVGZoomEvent; } -interface SVGSVGElement extends SVGElement, DocumentEvent, SVGLocatable, SVGTests, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox, SVGZoomAndPan { +interface SVGSVGElement extends SVGGraphicsElement, DocumentEvent, SVGFitToViewBox, SVGZoomAndPan { contentScriptType: string; contentStyleType: string; currentScale: number; @@ -15958,99 +17441,45 @@ interface SVGSVGElement extends SVGElement, DocumentEvent, SVGLocatable, SVGTest pauseAnimations(): void; setCurrentTime(seconds: number): void; suspendRedraw(maxWaitMilliseconds: number): number; - unpauseAnimations(): void; - unsuspendRedraw(suspendHandleID: number): void; - unsuspendRedrawAll(): void; - addEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var SVGSVGElement: { - prototype: SVGSVGElement; - new(): SVGSVGElement; -} - -interface SVGScriptElement extends SVGElement, SVGExternalResourcesRequired, SVGURIReference { - type: string; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var SVGScriptElement: { - prototype: SVGScriptElement; - new(): SVGScriptElement; -} - -interface SVGStopElement extends SVGElement, SVGStylable { - readonly offset: SVGAnimatedNumber; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var SVGStopElement: { - prototype: SVGStopElement; - new(): SVGStopElement; -} - -interface SVGStringList { - readonly numberOfItems: number; - appendItem(newItem: string): string; - clear(): void; - getItem(index: number): string; - initialize(newItem: string): string; - insertItemBefore(newItem: string, index: number): string; - removeItem(index: number): string; - replaceItem(newItem: string, index: number): string; -} - -declare var SVGStringList: { - prototype: SVGStringList; - new(): SVGStringList; -} - -interface SVGStyleElement extends SVGElement, SVGLangSpace { - disabled: boolean; - media: string; - title: string; - type: string; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + unpauseAnimations(): void; + unsuspendRedraw(suspendHandleID: number): void; + unsuspendRedrawAll(): void; + addEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSVGElement, ev: SVGSVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var SVGStyleElement: { - prototype: SVGStyleElement; - new(): SVGStyleElement; -} +declare var SVGSVGElement: { + prototype: SVGSVGElement; + new(): SVGSVGElement; +}; -interface SVGSwitchElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGSwitchElement extends SVGGraphicsElement { + addEventListener(type: K, listener: (this: SVGSwitchElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSwitchElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGSwitchElement: { prototype: SVGSwitchElement; new(): SVGSwitchElement; -} +}; -interface SVGSymbolElement extends SVGElement, SVGStylable, SVGLangSpace, SVGExternalResourcesRequired, SVGFitToViewBox { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGSymbolElement extends SVGElement, SVGFitToViewBox { + addEventListener(type: K, listener: (this: SVGSymbolElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGSymbolElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGSymbolElement: { prototype: SVGSymbolElement; new(): SVGSymbolElement; -} - -interface SVGTSpanElement extends SVGTextPositioningElement { -} - -declare var SVGTSpanElement: { - prototype: SVGTSpanElement; - new(): SVGTSpanElement; -} +}; -interface SVGTextContentElement extends SVGElement, SVGStylable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired { +interface SVGTextContentElement extends SVGGraphicsElement { readonly lengthAdjust: SVGAnimatedEnumeration; readonly textLength: SVGAnimatedLength; getCharNumAtPosition(point: SVGPoint): number; @@ -16065,8 +17494,10 @@ interface SVGTextContentElement extends SVGElement, SVGStylable, SVGTests, SVGLa readonly LENGTHADJUST_SPACING: number; readonly LENGTHADJUST_SPACINGANDGLYPHS: number; readonly LENGTHADJUST_UNKNOWN: number; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: SVGTextContentElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextContentElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGTextContentElement: { @@ -16075,15 +17506,19 @@ declare var SVGTextContentElement: { readonly LENGTHADJUST_SPACING: number; readonly LENGTHADJUST_SPACINGANDGLYPHS: number; readonly LENGTHADJUST_UNKNOWN: number; -} +}; -interface SVGTextElement extends SVGTextPositioningElement, SVGTransformable { +interface SVGTextElement extends SVGTextPositioningElement { + addEventListener(type: K, listener: (this: SVGTextElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGTextElement: { prototype: SVGTextElement; new(): SVGTextElement; -} +}; interface SVGTextPathElement extends SVGTextContentElement, SVGURIReference { readonly method: SVGAnimatedEnumeration; @@ -16095,6 +17530,10 @@ interface SVGTextPathElement extends SVGTextContentElement, SVGURIReference { readonly TEXTPATH_SPACINGTYPE_AUTO: number; readonly TEXTPATH_SPACINGTYPE_EXACT: number; readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; + addEventListener(type: K, listener: (this: SVGTextPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextPathElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGTextPathElement: { @@ -16106,7 +17545,7 @@ declare var SVGTextPathElement: { readonly TEXTPATH_SPACINGTYPE_AUTO: number; readonly TEXTPATH_SPACINGTYPE_EXACT: number; readonly TEXTPATH_SPACINGTYPE_UNKNOWN: number; -} +}; interface SVGTextPositioningElement extends SVGTextContentElement { readonly dx: SVGAnimatedLengthList; @@ -16114,22 +17553,28 @@ interface SVGTextPositioningElement extends SVGTextContentElement { readonly rotate: SVGAnimatedNumberList; readonly x: SVGAnimatedLengthList; readonly y: SVGAnimatedLengthList; + addEventListener(type: K, listener: (this: SVGTextPositioningElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTextPositioningElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGTextPositioningElement: { prototype: SVGTextPositioningElement; new(): SVGTextPositioningElement; -} +}; -interface SVGTitleElement extends SVGElement, SVGStylable, SVGLangSpace { - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; +interface SVGTitleElement extends SVGElement { + addEventListener(type: K, listener: (this: SVGTitleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTitleElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var SVGTitleElement: { prototype: SVGTitleElement; new(): SVGTitleElement; -} +}; interface SVGTransform { readonly angle: number; @@ -16139,333 +17584,130 @@ interface SVGTransform { setRotate(angle: number, cx: number, cy: number): void; setScale(sx: number, sy: number): void; setSkewX(angle: number): void; - setSkewY(angle: number): void; - setTranslate(tx: number, ty: number): void; - readonly SVG_TRANSFORM_MATRIX: number; - readonly SVG_TRANSFORM_ROTATE: number; - readonly SVG_TRANSFORM_SCALE: number; - readonly SVG_TRANSFORM_SKEWX: number; - readonly SVG_TRANSFORM_SKEWY: number; - readonly SVG_TRANSFORM_TRANSLATE: number; - readonly SVG_TRANSFORM_UNKNOWN: number; -} - -declare var SVGTransform: { - prototype: SVGTransform; - new(): SVGTransform; - readonly SVG_TRANSFORM_MATRIX: number; - readonly SVG_TRANSFORM_ROTATE: number; - readonly SVG_TRANSFORM_SCALE: number; - readonly SVG_TRANSFORM_SKEWX: number; - readonly SVG_TRANSFORM_SKEWY: number; - readonly SVG_TRANSFORM_TRANSLATE: number; - readonly SVG_TRANSFORM_UNKNOWN: number; -} - -interface SVGTransformList { - readonly numberOfItems: number; - appendItem(newItem: SVGTransform): SVGTransform; - clear(): void; - consolidate(): SVGTransform; - createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; - getItem(index: number): SVGTransform; - initialize(newItem: SVGTransform): SVGTransform; - insertItemBefore(newItem: SVGTransform, index: number): SVGTransform; - removeItem(index: number): SVGTransform; - replaceItem(newItem: SVGTransform, index: number): SVGTransform; -} - -declare var SVGTransformList: { - prototype: SVGTransformList; - new(): SVGTransformList; -} - -interface SVGUnitTypes { - readonly SVG_UNIT_TYPE_OBJECTBOUNDINGBOX: number; - readonly SVG_UNIT_TYPE_UNKNOWN: number; - readonly SVG_UNIT_TYPE_USERSPACEONUSE: number; -} -declare var SVGUnitTypes: SVGUnitTypes; - -interface SVGUseElement extends SVGElement, SVGStylable, SVGTransformable, SVGTests, SVGLangSpace, SVGExternalResourcesRequired, SVGURIReference { - readonly animatedInstanceRoot: SVGElementInstance; - readonly height: SVGAnimatedLength; - readonly instanceRoot: SVGElementInstance; - readonly width: SVGAnimatedLength; - readonly x: SVGAnimatedLength; - readonly y: SVGAnimatedLength; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var SVGUseElement: { - prototype: SVGUseElement; - new(): SVGUseElement; -} - -interface SVGViewElement extends SVGElement, SVGExternalResourcesRequired, SVGFitToViewBox, SVGZoomAndPan { - readonly viewTarget: SVGStringList; - addEventListener(type: K, listener: (this: SVGElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var SVGViewElement: { - prototype: SVGViewElement; - new(): SVGViewElement; -} - -interface SVGZoomAndPan { - readonly zoomAndPan: number; -} - -declare var SVGZoomAndPan: { - readonly SVG_ZOOMANDPAN_DISABLE: number; - readonly SVG_ZOOMANDPAN_MAGNIFY: number; - readonly SVG_ZOOMANDPAN_UNKNOWN: number; -} - -interface SVGZoomEvent extends UIEvent { - readonly newScale: number; - readonly newTranslate: SVGPoint; - readonly previousScale: number; - readonly previousTranslate: SVGPoint; - readonly zoomRectScreen: SVGRect; -} - -declare var SVGZoomEvent: { - prototype: SVGZoomEvent; - new(): SVGZoomEvent; -} - -interface ScreenEventMap { - "MSOrientationChange": Event; -} - -interface Screen extends EventTarget { - readonly availHeight: number; - readonly availWidth: number; - bufferDepth: number; - readonly colorDepth: number; - readonly deviceXDPI: number; - readonly deviceYDPI: number; - readonly fontSmoothingEnabled: boolean; - readonly height: number; - readonly logicalXDPI: number; - readonly logicalYDPI: number; - readonly msOrientation: string; - onmsorientationchange: (this: Screen, ev: Event) => any; - readonly pixelDepth: number; - readonly systemXDPI: number; - readonly systemYDPI: number; - readonly width: number; - msLockOrientation(orientations: string | string[]): boolean; - msUnlockOrientation(): void; - addEventListener(type: K, listener: (this: Screen, ev: ScreenEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var Screen: { - prototype: Screen; - new(): Screen; -} - -interface ScriptNotifyEvent extends Event { - readonly callingUri: string; - readonly value: string; -} - -declare var ScriptNotifyEvent: { - prototype: ScriptNotifyEvent; - new(): ScriptNotifyEvent; -} - -interface ScriptProcessorNodeEventMap { - "audioprocess": AudioProcessingEvent; -} - -interface ScriptProcessorNode extends AudioNode { - readonly bufferSize: number; - onaudioprocess: (this: ScriptProcessorNode, ev: AudioProcessingEvent) => any; - addEventListener(type: K, listener: (this: ScriptProcessorNode, ev: ScriptProcessorNodeEventMap[K]) => any, useCapture?: boolean): void; - addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; -} - -declare var ScriptProcessorNode: { - prototype: ScriptProcessorNode; - new(): ScriptProcessorNode; -} - -interface Selection { - readonly anchorNode: Node; - readonly anchorOffset: number; - readonly focusNode: Node; - readonly focusOffset: number; - readonly isCollapsed: boolean; - readonly rangeCount: number; - readonly type: string; - addRange(range: Range): void; - collapse(parentNode: Node, offset: number): void; - collapseToEnd(): void; - collapseToStart(): void; - containsNode(node: Node, partlyContained: boolean): boolean; - deleteFromDocument(): void; - empty(): void; - extend(newNode: Node, offset: number): void; - getRangeAt(index: number): Range; - removeAllRanges(): void; - removeRange(range: Range): void; - selectAllChildren(parentNode: Node): void; - setBaseAndExtent(baseNode: Node, baseOffset: number, extentNode: Node, extentOffset: number): void; - toString(): string; -} - -declare var Selection: { - prototype: Selection; - new(): Selection; -} - -interface SourceBuffer extends EventTarget { - appendWindowEnd: number; - appendWindowStart: number; - readonly audioTracks: AudioTrackList; - readonly buffered: TimeRanges; - mode: string; - timestampOffset: number; - readonly updating: boolean; - readonly videoTracks: VideoTrackList; - abort(): void; - appendBuffer(data: ArrayBuffer | ArrayBufferView): void; - appendStream(stream: MSStream, maxSize?: number): void; - remove(start: number, end: number): void; -} - -declare var SourceBuffer: { - prototype: SourceBuffer; - new(): SourceBuffer; -} - -interface SourceBufferList extends EventTarget { - readonly length: number; - item(index: number): SourceBuffer; - [index: number]: SourceBuffer; -} - -declare var SourceBufferList: { - prototype: SourceBufferList; - new(): SourceBufferList; -} - -interface StereoPannerNode extends AudioNode { - readonly pan: AudioParam; + setSkewY(angle: number): void; + setTranslate(tx: number, ty: number): void; + readonly SVG_TRANSFORM_MATRIX: number; + readonly SVG_TRANSFORM_ROTATE: number; + readonly SVG_TRANSFORM_SCALE: number; + readonly SVG_TRANSFORM_SKEWX: number; + readonly SVG_TRANSFORM_SKEWY: number; + readonly SVG_TRANSFORM_TRANSLATE: number; + readonly SVG_TRANSFORM_UNKNOWN: number; } -declare var StereoPannerNode: { - prototype: StereoPannerNode; - new(): StereoPannerNode; -} +declare var SVGTransform: { + prototype: SVGTransform; + new(): SVGTransform; + readonly SVG_TRANSFORM_MATRIX: number; + readonly SVG_TRANSFORM_ROTATE: number; + readonly SVG_TRANSFORM_SCALE: number; + readonly SVG_TRANSFORM_SKEWX: number; + readonly SVG_TRANSFORM_SKEWY: number; + readonly SVG_TRANSFORM_TRANSLATE: number; + readonly SVG_TRANSFORM_UNKNOWN: number; +}; -interface Storage { - readonly length: number; +interface SVGTransformList { + readonly numberOfItems: number; + appendItem(newItem: SVGTransform): SVGTransform; clear(): void; - getItem(key: string): string | null; - key(index: number): string | null; - removeItem(key: string): void; - setItem(key: string, data: string): void; - [key: string]: any; - [index: number]: string; + consolidate(): SVGTransform; + createSVGTransformFromMatrix(matrix: SVGMatrix): SVGTransform; + getItem(index: number): SVGTransform; + initialize(newItem: SVGTransform): SVGTransform; + insertItemBefore(newItem: SVGTransform, index: number): SVGTransform; + removeItem(index: number): SVGTransform; + replaceItem(newItem: SVGTransform, index: number): SVGTransform; } -declare var Storage: { - prototype: Storage; - new(): Storage; -} +declare var SVGTransformList: { + prototype: SVGTransformList; + new(): SVGTransformList; +}; -interface StorageEvent extends Event { - readonly url: string; - key?: string; - oldValue?: string; - newValue?: string; - storageArea?: Storage; +interface SVGTSpanElement extends SVGTextPositioningElement { + addEventListener(type: K, listener: (this: SVGTSpanElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGTSpanElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -declare var StorageEvent: { - prototype: StorageEvent; - new (type: string, eventInitDict?: StorageEventInit): StorageEvent; -} +declare var SVGTSpanElement: { + prototype: SVGTSpanElement; + new(): SVGTSpanElement; +}; -interface StyleMedia { - readonly type: string; - matchMedium(mediaquery: string): boolean; +interface SVGUnitTypes { + readonly SVG_UNIT_TYPE_OBJECTBOUNDINGBOX: number; + readonly SVG_UNIT_TYPE_UNKNOWN: number; + readonly SVG_UNIT_TYPE_USERSPACEONUSE: number; } +declare var SVGUnitTypes: SVGUnitTypes; -declare var StyleMedia: { - prototype: StyleMedia; - new(): StyleMedia; +interface SVGUseElement extends SVGGraphicsElement, SVGURIReference { + readonly animatedInstanceRoot: SVGElementInstance; + readonly height: SVGAnimatedLength; + readonly instanceRoot: SVGElementInstance; + readonly width: SVGAnimatedLength; + readonly x: SVGAnimatedLength; + readonly y: SVGAnimatedLength; + addEventListener(type: K, listener: (this: SVGUseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGUseElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StyleSheet { - disabled: boolean; - readonly href: string; - readonly media: MediaList; - readonly ownerNode: Node; - readonly parentStyleSheet: StyleSheet; - readonly title: string; - readonly type: string; -} +declare var SVGUseElement: { + prototype: SVGUseElement; + new(): SVGUseElement; +}; -declare var StyleSheet: { - prototype: StyleSheet; - new(): StyleSheet; +interface SVGViewElement extends SVGElement, SVGZoomAndPan, SVGFitToViewBox { + readonly viewTarget: SVGStringList; + addEventListener(type: K, listener: (this: SVGViewElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: SVGViewElement, ev: SVGElementEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } -interface StyleSheetList { - readonly length: number; - item(index?: number): StyleSheet; - [index: number]: StyleSheet; -} +declare var SVGViewElement: { + prototype: SVGViewElement; + new(): SVGViewElement; +}; -declare var StyleSheetList: { - prototype: StyleSheetList; - new(): StyleSheetList; +interface SVGZoomAndPan { + readonly zoomAndPan: number; } -interface StyleSheetPageList { - readonly length: number; - item(index: number): CSSPageRule; - [index: number]: CSSPageRule; -} +declare var SVGZoomAndPan: { + readonly SVG_ZOOMANDPAN_DISABLE: number; + readonly SVG_ZOOMANDPAN_MAGNIFY: number; + readonly SVG_ZOOMANDPAN_UNKNOWN: number; +}; -declare var StyleSheetPageList: { - prototype: StyleSheetPageList; - new(): StyleSheetPageList; +interface SVGZoomEvent extends UIEvent { + readonly newScale: number; + readonly newTranslate: SVGPoint; + readonly previousScale: number; + readonly previousTranslate: SVGPoint; + readonly zoomRectScreen: SVGRect; } -interface SubtleCrypto { - decrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; - deriveBits(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, length: number): PromiseLike; - deriveKey(algorithm: string | EcdhKeyDeriveParams | DhKeyDeriveParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, baseKey: CryptoKey, derivedKeyType: string | AesDerivedKeyParams | HmacImportParams | ConcatParams | HkdfCtrParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; - digest(algorithm: AlgorithmIdentifier, data: BufferSource): PromiseLike; - encrypt(algorithm: string | RsaOaepParams | AesCtrParams | AesCbcParams | AesCmacParams | AesGcmParams | AesCfbParams, key: CryptoKey, data: BufferSource): PromiseLike; - exportKey(format: "jwk", key: CryptoKey): PromiseLike; - exportKey(format: "raw" | "pkcs8" | "spki", key: CryptoKey): PromiseLike; - exportKey(format: string, key: CryptoKey): PromiseLike; - generateKey(algorithm: string, extractable: boolean, keyUsages: string[]): PromiseLike; - generateKey(algorithm: RsaHashedKeyGenParams | EcKeyGenParams | DhKeyGenParams, extractable: boolean, keyUsages: string[]): PromiseLike; - generateKey(algorithm: AesKeyGenParams | HmacKeyGenParams | Pbkdf2Params, extractable: boolean, keyUsages: string[]): PromiseLike; - importKey(format: "jwk", keyData: JsonWebKey, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - importKey(format: "raw" | "pkcs8" | "spki", keyData: BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - importKey(format: string, keyData: JsonWebKey | BufferSource, algorithm: string | RsaHashedImportParams | EcKeyImportParams | HmacImportParams | DhImportKeyParams, extractable:boolean, keyUsages: string[]): PromiseLike; - sign(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, data: BufferSource): PromiseLike; - unwrapKey(format: string, wrappedKey: BufferSource, unwrappingKey: CryptoKey, unwrapAlgorithm: AlgorithmIdentifier, unwrappedKeyAlgorithm: AlgorithmIdentifier, extractable: boolean, keyUsages: string[]): PromiseLike; - verify(algorithm: string | RsaPssParams | EcdsaParams | AesCmacParams, key: CryptoKey, signature: BufferSource, data: BufferSource): PromiseLike; - wrapKey(format: string, key: CryptoKey, wrappingKey: CryptoKey, wrapAlgorithm: AlgorithmIdentifier): PromiseLike; -} +declare var SVGZoomEvent: { + prototype: SVGZoomEvent; + new(): SVGZoomEvent; +}; -declare var SubtleCrypto: { - prototype: SubtleCrypto; - new(): SubtleCrypto; +interface SyncManager { + getTags(): Promise; + register(tag: string): Promise; } +declare var SyncManager: { + prototype: SyncManager; + new(): SyncManager; +}; + interface Text extends CharacterData { readonly wholeText: string; readonly assignedSlot: HTMLSlotElement | null; @@ -16474,8 +17716,8 @@ interface Text extends CharacterData { declare var Text: { prototype: Text; - new(): Text; -} + new(data?: string): Text; +}; interface TextEvent extends UIEvent { readonly data: string; @@ -16507,7 +17749,7 @@ declare var TextEvent: { readonly DOM_INPUT_METHOD_SCRIPT: number; readonly DOM_INPUT_METHOD_UNKNOWN: number; readonly DOM_INPUT_METHOD_VOICE: number; -} +}; interface TextMetrics { readonly width: number; @@ -16516,11 +17758,11 @@ interface TextMetrics { declare var TextMetrics: { prototype: TextMetrics; new(): TextMetrics; -} +}; interface TextTrackEventMap { "cuechange": Event; - "error": ErrorEvent; + "error": Event; "load": Event; } @@ -16533,7 +17775,7 @@ interface TextTrack extends EventTarget { readonly language: string; mode: any; oncuechange: (this: TextTrack, ev: Event) => any; - onerror: (this: TextTrack, ev: ErrorEvent) => any; + onerror: (this: TextTrack, ev: Event) => any; onload: (this: TextTrack, ev: Event) => any; readonly readyState: number; addCue(cue: TextTrackCue): void; @@ -16547,6 +17789,8 @@ interface TextTrack extends EventTarget { readonly SHOWING: number; addEventListener(type: K, listener: (this: TextTrack, ev: TextTrackEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrack, ev: TextTrackEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var TextTrack: { @@ -16559,7 +17803,7 @@ declare var TextTrack: { readonly LOADING: number; readonly NONE: number; readonly SHOWING: number; -} +}; interface TextTrackCueEventMap { "enter": Event; @@ -16578,12 +17822,14 @@ interface TextTrackCue extends EventTarget { getCueAsHTML(): DocumentFragment; addEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrackCue, ev: TextTrackCueEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var TextTrackCue: { prototype: TextTrackCue; new(startTime: number, endTime: number, text: string): TextTrackCue; -} +}; interface TextTrackCueList { readonly length: number; @@ -16595,7 +17841,7 @@ interface TextTrackCueList { declare var TextTrackCueList: { prototype: TextTrackCueList; new(): TextTrackCueList; -} +}; interface TextTrackListEventMap { "addtrack": TrackEvent; @@ -16607,13 +17853,15 @@ interface TextTrackList extends EventTarget { item(index: number): TextTrack; addEventListener(type: K, listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: TextTrackList, ev: TextTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: TextTrack; } declare var TextTrackList: { prototype: TextTrackList; new(): TextTrackList; -} +}; interface TimeRanges { readonly length: number; @@ -16624,7 +17872,7 @@ interface TimeRanges { declare var TimeRanges: { prototype: TimeRanges; new(): TimeRanges; -} +}; interface Touch { readonly clientX: number; @@ -16640,22 +17888,25 @@ interface Touch { declare var Touch: { prototype: Touch; new(): Touch; -} +}; interface TouchEvent extends UIEvent { readonly altKey: boolean; readonly changedTouches: TouchList; + readonly charCode: number; readonly ctrlKey: boolean; + readonly keyCode: number; readonly metaKey: boolean; readonly shiftKey: boolean; readonly targetTouches: TouchList; readonly touches: TouchList; + readonly which: number; } declare var TouchEvent: { prototype: TouchEvent; - new(): TouchEvent; -} + new(type: string, touchEventInit?: TouchEventInit): TouchEvent; +}; interface TouchList { readonly length: number; @@ -16666,16 +17917,16 @@ interface TouchList { declare var TouchList: { prototype: TouchList; new(): TouchList; -} +}; interface TrackEvent extends Event { - readonly track: any; + readonly track: VideoTrack | AudioTrack | TextTrack | null; } declare var TrackEvent: { prototype: TrackEvent; - new(): TrackEvent; -} + new(typeArg: string, eventInitDict?: TrackEventInit): TrackEvent; +}; interface TransitionEvent extends Event { readonly elapsedTime: number; @@ -16685,8 +17936,8 @@ interface TransitionEvent extends Event { declare var TransitionEvent: { prototype: TransitionEvent; - new(): TransitionEvent; -} + new(typeArg: string, eventInitDict?: TransitionEventInit): TransitionEvent; +}; interface TreeWalker { currentNode: Node; @@ -16706,7 +17957,7 @@ interface TreeWalker { declare var TreeWalker: { prototype: TreeWalker; new(): TreeWalker; -} +}; interface UIEvent extends Event { readonly detail: number; @@ -16716,9 +17967,18 @@ interface UIEvent extends Event { declare var UIEvent: { prototype: UIEvent; - new(type: string, eventInitDict?: UIEventInit): UIEvent; + new(typeArg: string, eventInitDict?: UIEventInit): UIEvent; +}; + +interface UnviewableContentIdentifiedEvent extends NavigationEventWithReferrer { + readonly mediaType: string; } +declare var UnviewableContentIdentifiedEvent: { + prototype: UnviewableContentIdentifiedEvent; + new(): UnviewableContentIdentifiedEvent; +}; + interface URL { hash: string; host: string; @@ -16731,6 +17991,7 @@ interface URL { protocol: string; search: string; username: string; + readonly searchParams: URLSearchParams; toString(): string; } @@ -16739,16 +18000,7 @@ declare var URL: { new(url: string, base?: string): URL; createObjectURL(object: any, options?: ObjectURLOptions): string; revokeObjectURL(url: string): void; -} - -interface UnviewableContentIdentifiedEvent extends NavigationEventWithReferrer { - readonly mediaType: string; -} - -declare var UnviewableContentIdentifiedEvent: { - prototype: UnviewableContentIdentifiedEvent; - new(): UnviewableContentIdentifiedEvent; -} +}; interface ValidityState { readonly badInput: boolean; @@ -16761,12 +18013,13 @@ interface ValidityState { readonly typeMismatch: boolean; readonly valid: boolean; readonly valueMissing: boolean; + readonly tooShort: boolean; } declare var ValidityState: { prototype: ValidityState; new(): ValidityState; -} +}; interface VideoPlaybackQuality { readonly corruptedVideoFrames: number; @@ -16779,7 +18032,7 @@ interface VideoPlaybackQuality { declare var VideoPlaybackQuality: { prototype: VideoPlaybackQuality; new(): VideoPlaybackQuality; -} +}; interface VideoTrack { readonly id: string; @@ -16793,7 +18046,7 @@ interface VideoTrack { declare var VideoTrack: { prototype: VideoTrack; new(): VideoTrack; -} +}; interface VideoTrackListEventMap { "addtrack": TrackEvent; @@ -16811,29 +18064,63 @@ interface VideoTrackList extends EventTarget { item(index: number): VideoTrack; addEventListener(type: K, listener: (this: VideoTrackList, ev: VideoTrackListEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: VideoTrackList, ev: VideoTrackListEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; [index: number]: VideoTrack; } declare var VideoTrackList: { prototype: VideoTrackList; new(): VideoTrackList; +}; + +interface WaveShaperNode extends AudioNode { + curve: Float32Array | null; + oversample: OverSampleType; +} + +declare var WaveShaperNode: { + prototype: WaveShaperNode; + new(): WaveShaperNode; +}; + +interface WebAuthentication { + getAssertion(assertionChallenge: any, options?: AssertionOptions): Promise; + makeCredential(accountInformation: Account, cryptoParameters: ScopedCredentialParameters[], attestationChallenge: any, options?: ScopedCredentialOptions): Promise; +} + +declare var WebAuthentication: { + prototype: WebAuthentication; + new(): WebAuthentication; +}; + +interface WebAuthnAssertion { + readonly authenticatorData: ArrayBuffer; + readonly clientData: ArrayBuffer; + readonly credential: ScopedCredential; + readonly signature: ArrayBuffer; } +declare var WebAuthnAssertion: { + prototype: WebAuthnAssertion; + new(): WebAuthnAssertion; +}; + interface WEBGL_compressed_texture_s3tc { + readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT3_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT5_EXT: number; - readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; } declare var WEBGL_compressed_texture_s3tc: { prototype: WEBGL_compressed_texture_s3tc; new(): WEBGL_compressed_texture_s3tc; + readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT1_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT3_EXT: number; readonly COMPRESSED_RGBA_S3TC_DXT5_EXT: number; - readonly COMPRESSED_RGB_S3TC_DXT1_EXT: number; -} +}; interface WEBGL_debug_renderer_info { readonly UNMASKED_RENDERER_WEBGL: number; @@ -16845,7 +18132,7 @@ declare var WEBGL_debug_renderer_info: { new(): WEBGL_debug_renderer_info; readonly UNMASKED_RENDERER_WEBGL: number; readonly UNMASKED_VENDOR_WEBGL: number; -} +}; interface WEBGL_depth_texture { readonly UNSIGNED_INT_24_8_WEBGL: number; @@ -16853,19 +18140,9 @@ interface WEBGL_depth_texture { declare var WEBGL_depth_texture: { prototype: WEBGL_depth_texture; - new(): WEBGL_depth_texture; - readonly UNSIGNED_INT_24_8_WEBGL: number; -} - -interface WaveShaperNode extends AudioNode { - curve: Float32Array | null; - oversample: string; -} - -declare var WaveShaperNode: { - prototype: WaveShaperNode; - new(): WaveShaperNode; -} + new(): WEBGL_depth_texture; + readonly UNSIGNED_INT_24_8_WEBGL: number; +}; interface WebGLActiveInfo { readonly name: string; @@ -16876,7 +18153,7 @@ interface WebGLActiveInfo { declare var WebGLActiveInfo: { prototype: WebGLActiveInfo; new(): WebGLActiveInfo; -} +}; interface WebGLBuffer extends WebGLObject { } @@ -16884,7 +18161,7 @@ interface WebGLBuffer extends WebGLObject { declare var WebGLBuffer: { prototype: WebGLBuffer; new(): WebGLBuffer; -} +}; interface WebGLContextEvent extends Event { readonly statusMessage: string; @@ -16892,8 +18169,8 @@ interface WebGLContextEvent extends Event { declare var WebGLContextEvent: { prototype: WebGLContextEvent; - new(type: string, eventInitDict?: WebGLContextEventInit): WebGLContextEvent; -} + new(typeArg: string, eventInitDict?: WebGLContextEventInit): WebGLContextEvent; +}; interface WebGLFramebuffer extends WebGLObject { } @@ -16901,7 +18178,7 @@ interface WebGLFramebuffer extends WebGLObject { declare var WebGLFramebuffer: { prototype: WebGLFramebuffer; new(): WebGLFramebuffer; -} +}; interface WebGLObject { } @@ -16909,7 +18186,7 @@ interface WebGLObject { declare var WebGLObject: { prototype: WebGLObject; new(): WebGLObject; -} +}; interface WebGLProgram extends WebGLObject { } @@ -16917,7 +18194,7 @@ interface WebGLProgram extends WebGLObject { declare var WebGLProgram: { prototype: WebGLProgram; new(): WebGLProgram; -} +}; interface WebGLRenderbuffer extends WebGLObject { } @@ -16925,7 +18202,7 @@ interface WebGLRenderbuffer extends WebGLObject { declare var WebGLRenderbuffer: { prototype: WebGLRenderbuffer; new(): WebGLRenderbuffer; -} +}; interface WebGLRenderingContext { readonly canvas: HTMLCanvasElement; @@ -17019,7 +18296,7 @@ interface WebGLRenderingContext { isTexture(texture: WebGLTexture | null): boolean; lineWidth(width: number): void; linkProgram(program: WebGLProgram | null): void; - pixelStorei(pname: number, param: number): void; + pixelStorei(pname: number, param: number | boolean): void; polygonOffset(factor: number, units: number): void; readPixels(x: number, y: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView | null): void; renderbufferStorage(target: number, internalformat: number, width: number, height: number): void; @@ -17032,12 +18309,12 @@ interface WebGLRenderingContext { stencilMaskSeparate(face: number, mask: number): void; stencilOp(fail: number, zfail: number, zpass: number): void; stencilOpSeparate(face: number, fail: number, zfail: number, zpass: number): void; - texImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, format: number, type: number, pixels?: ArrayBufferView): void; - texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels?: ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; + texImage2D(target: number, level: number, internalformat: number, width: number, height: number, border: number, format: number, type: number, pixels: ArrayBufferView | null): void; + texImage2D(target: number, level: number, internalformat: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; texParameterf(target: number, pname: number, param: number): void; texParameteri(target: number, pname: number, param: number): void; - texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, type: number, pixels?: ArrayBufferView): void; - texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels?: ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; + texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, width: number, height: number, format: number, type: number, pixels: ArrayBufferView | null): void; + texSubImage2D(target: number, level: number, xoffset: number, yoffset: number, format: number, type: number, pixels: ImageBitmap | ImageData | HTMLVideoElement | HTMLImageElement | HTMLCanvasElement): void; uniform1f(location: WebGLUniformLocation | null, x: number): void; uniform1fv(location: WebGLUniformLocation, v: Float32Array | number[]): void; uniform1i(location: WebGLUniformLocation | null, x: number): void; @@ -17186,13 +18463,13 @@ interface WebGLRenderingContext { readonly KEEP: number; readonly LEQUAL: number; readonly LESS: number; + readonly LINE_LOOP: number; + readonly LINE_STRIP: number; + readonly LINE_WIDTH: number; readonly LINEAR: number; readonly LINEAR_MIPMAP_LINEAR: number; readonly LINEAR_MIPMAP_NEAREST: number; readonly LINES: number; - readonly LINE_LOOP: number; - readonly LINE_STRIP: number; - readonly LINE_WIDTH: number; readonly LINK_STATUS: number; readonly LOW_FLOAT: number; readonly LOW_INT: number; @@ -17217,9 +18494,9 @@ interface WebGLRenderingContext { readonly NEAREST_MIPMAP_NEAREST: number; readonly NEVER: number; readonly NICEST: number; + readonly NO_ERROR: number; readonly NONE: number; readonly NOTEQUAL: number; - readonly NO_ERROR: number; readonly ONE: number; readonly ONE_MINUS_CONSTANT_ALPHA: number; readonly ONE_MINUS_CONSTANT_COLOR: number; @@ -17249,18 +18526,18 @@ interface WebGLRenderingContext { readonly REPEAT: number; readonly REPLACE: number; readonly RGB: number; - readonly RGB565: number; readonly RGB5_A1: number; + readonly RGB565: number; readonly RGBA: number; readonly RGBA4: number; - readonly SAMPLER_2D: number; - readonly SAMPLER_CUBE: number; - readonly SAMPLES: number; readonly SAMPLE_ALPHA_TO_COVERAGE: number; readonly SAMPLE_BUFFERS: number; readonly SAMPLE_COVERAGE: number; readonly SAMPLE_COVERAGE_INVERT: number; readonly SAMPLE_COVERAGE_VALUE: number; + readonly SAMPLER_2D: number; + readonly SAMPLER_CUBE: number; + readonly SAMPLES: number; readonly SCISSOR_BOX: number; readonly SCISSOR_TEST: number; readonly SHADER_TYPE: number; @@ -17294,6 +18571,20 @@ interface WebGLRenderingContext { readonly STREAM_DRAW: number; readonly SUBPIXEL_BITS: number; readonly TEXTURE: number; + readonly TEXTURE_2D: number; + readonly TEXTURE_BINDING_2D: number; + readonly TEXTURE_BINDING_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; + readonly TEXTURE_MAG_FILTER: number; + readonly TEXTURE_MIN_FILTER: number; + readonly TEXTURE_WRAP_S: number; + readonly TEXTURE_WRAP_T: number; readonly TEXTURE0: number; readonly TEXTURE1: number; readonly TEXTURE10: number; @@ -17326,23 +18617,9 @@ interface WebGLRenderingContext { readonly TEXTURE7: number; readonly TEXTURE8: number; readonly TEXTURE9: number; - readonly TEXTURE_2D: number; - readonly TEXTURE_BINDING_2D: number; - readonly TEXTURE_BINDING_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; - readonly TEXTURE_MAG_FILTER: number; - readonly TEXTURE_MIN_FILTER: number; - readonly TEXTURE_WRAP_S: number; - readonly TEXTURE_WRAP_T: number; - readonly TRIANGLES: number; readonly TRIANGLE_FAN: number; readonly TRIANGLE_STRIP: number; + readonly TRIANGLES: number; readonly UNPACK_ALIGNMENT: number; readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number; readonly UNPACK_FLIP_Y_WEBGL: number; @@ -17488,13 +18765,13 @@ declare var WebGLRenderingContext: { readonly KEEP: number; readonly LEQUAL: number; readonly LESS: number; + readonly LINE_LOOP: number; + readonly LINE_STRIP: number; + readonly LINE_WIDTH: number; readonly LINEAR: number; readonly LINEAR_MIPMAP_LINEAR: number; readonly LINEAR_MIPMAP_NEAREST: number; readonly LINES: number; - readonly LINE_LOOP: number; - readonly LINE_STRIP: number; - readonly LINE_WIDTH: number; readonly LINK_STATUS: number; readonly LOW_FLOAT: number; readonly LOW_INT: number; @@ -17519,9 +18796,9 @@ declare var WebGLRenderingContext: { readonly NEAREST_MIPMAP_NEAREST: number; readonly NEVER: number; readonly NICEST: number; + readonly NO_ERROR: number; readonly NONE: number; readonly NOTEQUAL: number; - readonly NO_ERROR: number; readonly ONE: number; readonly ONE_MINUS_CONSTANT_ALPHA: number; readonly ONE_MINUS_CONSTANT_COLOR: number; @@ -17551,18 +18828,18 @@ declare var WebGLRenderingContext: { readonly REPEAT: number; readonly REPLACE: number; readonly RGB: number; - readonly RGB565: number; readonly RGB5_A1: number; + readonly RGB565: number; readonly RGBA: number; readonly RGBA4: number; - readonly SAMPLER_2D: number; - readonly SAMPLER_CUBE: number; - readonly SAMPLES: number; readonly SAMPLE_ALPHA_TO_COVERAGE: number; readonly SAMPLE_BUFFERS: number; readonly SAMPLE_COVERAGE: number; readonly SAMPLE_COVERAGE_INVERT: number; readonly SAMPLE_COVERAGE_VALUE: number; + readonly SAMPLER_2D: number; + readonly SAMPLER_CUBE: number; + readonly SAMPLES: number; readonly SCISSOR_BOX: number; readonly SCISSOR_TEST: number; readonly SHADER_TYPE: number; @@ -17596,6 +18873,20 @@ declare var WebGLRenderingContext: { readonly STREAM_DRAW: number; readonly SUBPIXEL_BITS: number; readonly TEXTURE: number; + readonly TEXTURE_2D: number; + readonly TEXTURE_BINDING_2D: number; + readonly TEXTURE_BINDING_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; + readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; + readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; + readonly TEXTURE_MAG_FILTER: number; + readonly TEXTURE_MIN_FILTER: number; + readonly TEXTURE_WRAP_S: number; + readonly TEXTURE_WRAP_T: number; readonly TEXTURE0: number; readonly TEXTURE1: number; readonly TEXTURE10: number; @@ -17628,23 +18919,9 @@ declare var WebGLRenderingContext: { readonly TEXTURE7: number; readonly TEXTURE8: number; readonly TEXTURE9: number; - readonly TEXTURE_2D: number; - readonly TEXTURE_BINDING_2D: number; - readonly TEXTURE_BINDING_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_X: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Y: number; - readonly TEXTURE_CUBE_MAP_NEGATIVE_Z: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_X: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Y: number; - readonly TEXTURE_CUBE_MAP_POSITIVE_Z: number; - readonly TEXTURE_MAG_FILTER: number; - readonly TEXTURE_MIN_FILTER: number; - readonly TEXTURE_WRAP_S: number; - readonly TEXTURE_WRAP_T: number; - readonly TRIANGLES: number; readonly TRIANGLE_FAN: number; readonly TRIANGLE_STRIP: number; + readonly TRIANGLES: number; readonly UNPACK_ALIGNMENT: number; readonly UNPACK_COLORSPACE_CONVERSION_WEBGL: number; readonly UNPACK_FLIP_Y_WEBGL: number; @@ -17668,7 +18945,7 @@ declare var WebGLRenderingContext: { readonly VERTEX_SHADER: number; readonly VIEWPORT: number; readonly ZERO: number; -} +}; interface WebGLShader extends WebGLObject { } @@ -17676,7 +18953,7 @@ interface WebGLShader extends WebGLObject { declare var WebGLShader: { prototype: WebGLShader; new(): WebGLShader; -} +}; interface WebGLShaderPrecisionFormat { readonly precision: number; @@ -17687,7 +18964,7 @@ interface WebGLShaderPrecisionFormat { declare var WebGLShaderPrecisionFormat: { prototype: WebGLShaderPrecisionFormat; new(): WebGLShaderPrecisionFormat; -} +}; interface WebGLTexture extends WebGLObject { } @@ -17695,7 +18972,7 @@ interface WebGLTexture extends WebGLObject { declare var WebGLTexture: { prototype: WebGLTexture; new(): WebGLTexture; -} +}; interface WebGLUniformLocation { } @@ -17703,7 +18980,7 @@ interface WebGLUniformLocation { declare var WebGLUniformLocation: { prototype: WebGLUniformLocation; new(): WebGLUniformLocation; -} +}; interface WebKitCSSMatrix { a: number; @@ -17743,8 +19020,58 @@ interface WebKitCSSMatrix { declare var WebKitCSSMatrix: { prototype: WebKitCSSMatrix; new(text?: string): WebKitCSSMatrix; +}; + +interface WebKitDirectoryEntry extends WebKitEntry { + createReader(): WebKitDirectoryReader; +} + +declare var WebKitDirectoryEntry: { + prototype: WebKitDirectoryEntry; + new(): WebKitDirectoryEntry; +}; + +interface WebKitDirectoryReader { + readEntries(successCallback: WebKitEntriesCallback, errorCallback?: WebKitErrorCallback): void; +} + +declare var WebKitDirectoryReader: { + prototype: WebKitDirectoryReader; + new(): WebKitDirectoryReader; +}; + +interface WebKitEntry { + readonly filesystem: WebKitFileSystem; + readonly fullPath: string; + readonly isDirectory: boolean; + readonly isFile: boolean; + readonly name: string; +} + +declare var WebKitEntry: { + prototype: WebKitEntry; + new(): WebKitEntry; +}; + +interface WebKitFileEntry extends WebKitEntry { + file(successCallback: WebKitFileCallback, errorCallback?: WebKitErrorCallback): void; +} + +declare var WebKitFileEntry: { + prototype: WebKitFileEntry; + new(): WebKitFileEntry; +}; + +interface WebKitFileSystem { + readonly name: string; + readonly root: WebKitDirectoryEntry; } +declare var WebKitFileSystem: { + prototype: WebKitFileSystem; + new(): WebKitFileSystem; +}; + interface WebKitPoint { x: number; y: number; @@ -17753,11 +19080,23 @@ interface WebKitPoint { declare var WebKitPoint: { prototype: WebKitPoint; new(x?: number, y?: number): WebKitPoint; +}; + +interface webkitRTCPeerConnection extends RTCPeerConnection { + addEventListener(type: K, listener: (this: webkitRTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: webkitRTCPeerConnection, ev: RTCPeerConnectionEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } +declare var webkitRTCPeerConnection: { + prototype: webkitRTCPeerConnection; + new(configuration: RTCConfiguration): webkitRTCPeerConnection; +}; + interface WebSocketEventMap { "close": CloseEvent; - "error": ErrorEvent; + "error": Event; "message": MessageEvent; "open": Event; } @@ -17767,7 +19106,7 @@ interface WebSocket extends EventTarget { readonly bufferedAmount: number; readonly extensions: string; onclose: (this: WebSocket, ev: CloseEvent) => any; - onerror: (this: WebSocket, ev: ErrorEvent) => any; + onerror: (this: WebSocket, ev: Event) => any; onmessage: (this: WebSocket, ev: MessageEvent) => any; onopen: (this: WebSocket, ev: Event) => any; readonly protocol: string; @@ -17781,6 +19120,8 @@ interface WebSocket extends EventTarget { readonly OPEN: number; addEventListener(type: K, listener: (this: WebSocket, ev: WebSocketEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: WebSocket, ev: WebSocketEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var WebSocket: { @@ -17790,7 +19131,7 @@ declare var WebSocket: { readonly CLOSING: number; readonly CONNECTING: number; readonly OPEN: number; -} +}; interface WheelEvent extends MouseEvent { readonly deltaMode: number; @@ -17813,7 +19154,7 @@ declare var WheelEvent: { readonly DOM_DELTA_LINE: number; readonly DOM_DELTA_PAGE: number; readonly DOM_DELTA_PIXEL: number; -} +}; interface WindowEventMap extends GlobalEventHandlersEventMap { "abort": UIEvent; @@ -17841,6 +19182,7 @@ interface WindowEventMap extends GlobalEventHandlersEventMap { "durationchange": Event; "emptied": Event; "ended": MediaStreamErrorEvent; + "error": ErrorEvent; "focus": FocusEvent; "hashchange": HashChangeEvent; "input": Event; @@ -17899,20 +19241,25 @@ interface WindowEventMap extends GlobalEventHandlersEventMap { "submit": Event; "suspend": Event; "timeupdate": Event; + "touchcancel": TouchEvent; + "touchend": TouchEvent; + "touchmove": TouchEvent; + "touchstart": TouchEvent; "unload": Event; "volumechange": Event; "waiting": Event; } -interface Window extends EventTarget, WindowTimers, WindowSessionStorage, WindowLocalStorage, WindowConsole, GlobalEventHandlers, IDBEnvironment, WindowBase64 { +interface Window extends EventTarget, WindowTimers, WindowSessionStorage, WindowLocalStorage, WindowConsole, GlobalEventHandlers, IDBEnvironment, WindowBase64, GlobalFetch { readonly applicationCache: ApplicationCache; + readonly caches: CacheStorage; readonly clientInformation: Navigator; readonly closed: boolean; readonly crypto: Crypto; defaultStatus: string; readonly devicePixelRatio: number; - readonly doNotTrack: string; readonly document: Document; + readonly doNotTrack: string; event: Event | undefined; readonly external: External; readonly frameElement: Element; @@ -17920,10 +19267,12 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly history: History; readonly innerHeight: number; readonly innerWidth: number; + readonly isSecureContext: boolean; readonly length: number; readonly location: Location; readonly locationbar: BarProp; readonly menubar: BarProp; + readonly msContentScript: ExtensionScriptApis; readonly msCredentials: MSCredentials; name: string; readonly navigator: Navigator; @@ -18033,10 +19382,11 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly screenTop: number; readonly screenX: number; readonly screenY: number; + readonly scrollbars: BarProp; readonly scrollX: number; readonly scrollY: number; - readonly scrollbars: BarProp; readonly self: Window; + readonly speechSynthesis: SpeechSynthesis; status: string; readonly statusbar: BarProp; readonly styleMedia: StyleMedia; @@ -18044,13 +19394,16 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window readonly top: Window; readonly window: Window; URL: typeof URL; + URLSearchParams: typeof URLSearchParams; Blob: typeof Blob; + customElements: CustomElementRegistry; alert(message?: any): void; blur(): void; cancelAnimationFrame(handle: number): void; captureEvents(): void; close(): void; confirm(message?: string): boolean; + departFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; focus(): void; getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; getMatchedCSSRules(elt: Element, pseudoElt?: string): CSSRuleList; @@ -18059,7 +19412,7 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window moveBy(x?: number, y?: number): void; moveTo(x?: number, y?: number): void; msWriteProfilerMark(profilerMarkName: string): void; - open(url?: string, target?: string, features?: string, replace?: boolean): Window; + open(url?: string, target?: string, features?: string, replace?: boolean): Window | null; postMessage(message: any, targetOrigin: string, transfer?: any[]): void; print(): void; prompt(message?: string, _default?: string): string | null; @@ -18070,21 +19423,26 @@ interface Window extends EventTarget, WindowTimers, WindowSessionStorage, Window scroll(x?: number, y?: number): void; scrollBy(x?: number, y?: number): void; scrollTo(x?: number, y?: number): void; + stop(): void; webkitCancelAnimationFrame(handle: number): void; webkitConvertPointFromNodeToPage(node: Node, pt: WebKitPoint): WebKitPoint; webkitConvertPointFromPageToNode(node: Node, pt: WebKitPoint): WebKitPoint; webkitRequestAnimationFrame(callback: FrameRequestCallback): number; + createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, options?: ImageBitmapOptions): Promise; + createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, sx: number, sy: number, sw: number, sh: number, options?: ImageBitmapOptions): Promise; scroll(options?: ScrollToOptions): void; scrollTo(options?: ScrollToOptions): void; scrollBy(options?: ScrollToOptions): void; addEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Window: { prototype: Window; new(): Window; -} +}; interface WorkerEventMap extends AbstractWorkerEventMap { "message": MessageEvent; @@ -18092,26 +19450,30 @@ interface WorkerEventMap extends AbstractWorkerEventMap { interface Worker extends EventTarget, AbstractWorker { onmessage: (this: Worker, ev: MessageEvent) => any; - postMessage(message: any, ports?: any): void; + postMessage(message: any, transfer?: any[]): void; terminate(): void; addEventListener(type: K, listener: (this: Worker, ev: WorkerEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: Worker, ev: WorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var Worker: { prototype: Worker; new(stringUrl: string): Worker; -} +}; interface XMLDocument extends Document { - addEventListener(type: K, listener: (this: Document, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: XMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLDocument, ev: DocumentEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLDocument: { prototype: XMLDocument; new(): XMLDocument; -} +}; interface XMLHttpRequestEventMap extends XMLHttpRequestEventTargetEventMap { "readystatechange": Event; @@ -18122,15 +19484,15 @@ interface XMLHttpRequest extends EventTarget, XMLHttpRequestEventTarget { readonly readyState: number; readonly response: any; readonly responseText: string; - responseType: string; - readonly responseXML: any; + responseType: XMLHttpRequestResponseType; + readonly responseURL: string; + readonly responseXML: Document | null; readonly status: number; readonly statusText: string; timeout: number; readonly upload: XMLHttpRequestUpload; withCredentials: boolean; msCaching?: string; - readonly responseURL: string; abort(): void; getAllResponseHeaders(): string; getResponseHeader(header: string): string | null; @@ -18148,6 +19510,8 @@ interface XMLHttpRequest extends EventTarget, XMLHttpRequestEventTarget { readonly UNSENT: number; addEventListener(type: K, listener: (this: XMLHttpRequest, ev: XMLHttpRequestEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequest, ev: XMLHttpRequestEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLHttpRequest: { @@ -18158,18 +19522,19 @@ declare var XMLHttpRequest: { readonly LOADING: number; readonly OPENED: number; readonly UNSENT: number; - create(): XMLHttpRequest; -} +}; interface XMLHttpRequestUpload extends EventTarget, XMLHttpRequestEventTarget { - addEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: K, listener: (this: XMLHttpRequestUpload, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequestUpload, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } declare var XMLHttpRequestUpload: { prototype: XMLHttpRequestUpload; new(): XMLHttpRequestUpload; -} +}; interface XMLSerializer { serializeToString(target: Node): string; @@ -18178,7 +19543,7 @@ interface XMLSerializer { declare var XMLSerializer: { prototype: XMLSerializer; new(): XMLSerializer; -} +}; interface XPathEvaluator { createExpression(expression: string, resolver: XPathNSResolver): XPathExpression; @@ -18189,7 +19554,7 @@ interface XPathEvaluator { declare var XPathEvaluator: { prototype: XPathEvaluator; new(): XPathEvaluator; -} +}; interface XPathExpression { evaluate(contextNode: Node, type: number, result: XPathResult | null): XPathResult; @@ -18198,7 +19563,7 @@ interface XPathExpression { declare var XPathExpression: { prototype: XPathExpression; new(): XPathExpression; -} +}; interface XPathNSResolver { lookupNamespaceURI(prefix: string): string; @@ -18207,7 +19572,7 @@ interface XPathNSResolver { declare var XPathNSResolver: { prototype: XPathNSResolver; new(): XPathNSResolver; -} +}; interface XPathResult { readonly booleanValue: boolean; @@ -18244,7 +19609,7 @@ declare var XPathResult: { readonly STRING_TYPE: number; readonly UNORDERED_NODE_ITERATOR_TYPE: number; readonly UNORDERED_NODE_SNAPSHOT_TYPE: number; -} +}; interface XSLTProcessor { clearParameters(): void; @@ -18260,7 +19625,7 @@ interface XSLTProcessor { declare var XSLTProcessor: { prototype: XSLTProcessor; new(): XSLTProcessor; -} +}; interface AbstractWorkerEventMap { "error": ErrorEvent; @@ -18270,6 +19635,17 @@ interface AbstractWorker { onerror: (this: AbstractWorker, ev: ErrorEvent) => any; addEventListener(type: K, listener: (this: AbstractWorker, ev: AbstractWorkerEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: AbstractWorker, ev: AbstractWorkerEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface Body { + readonly bodyUsed: boolean; + arrayBuffer(): Promise; + blob(): Promise; + json(): Promise; + text(): Promise; + formData(): Promise; } interface CanvasPathMethods { @@ -18288,6 +19664,81 @@ interface ChildNode { remove(): void; } +interface DocumentEvent { + createEvent(eventInterface: "AnimationEvent"): AnimationEvent; + createEvent(eventInterface: "AudioProcessingEvent"): AudioProcessingEvent; + createEvent(eventInterface: "BeforeUnloadEvent"): BeforeUnloadEvent; + createEvent(eventInterface: "ClipboardEvent"): ClipboardEvent; + createEvent(eventInterface: "CloseEvent"): CloseEvent; + createEvent(eventInterface: "CompositionEvent"): CompositionEvent; + createEvent(eventInterface: "CustomEvent"): CustomEvent; + createEvent(eventInterface: "DeviceLightEvent"): DeviceLightEvent; + createEvent(eventInterface: "DeviceMotionEvent"): DeviceMotionEvent; + createEvent(eventInterface: "DeviceOrientationEvent"): DeviceOrientationEvent; + createEvent(eventInterface: "DragEvent"): DragEvent; + createEvent(eventInterface: "ErrorEvent"): ErrorEvent; + createEvent(eventInterface: "Event"): Event; + createEvent(eventInterface: "Events"): Event; + createEvent(eventInterface: "FocusEvent"): FocusEvent; + createEvent(eventInterface: "FocusNavigationEvent"): FocusNavigationEvent; + createEvent(eventInterface: "GamepadEvent"): GamepadEvent; + createEvent(eventInterface: "HashChangeEvent"): HashChangeEvent; + createEvent(eventInterface: "IDBVersionChangeEvent"): IDBVersionChangeEvent; + createEvent(eventInterface: "KeyboardEvent"): KeyboardEvent; + createEvent(eventInterface: "ListeningStateChangedEvent"): ListeningStateChangedEvent; + createEvent(eventInterface: "LongRunningScriptDetectedEvent"): LongRunningScriptDetectedEvent; + createEvent(eventInterface: "MSGestureEvent"): MSGestureEvent; + createEvent(eventInterface: "MSManipulationEvent"): MSManipulationEvent; + createEvent(eventInterface: "MSMediaKeyMessageEvent"): MSMediaKeyMessageEvent; + createEvent(eventInterface: "MSMediaKeyNeededEvent"): MSMediaKeyNeededEvent; + createEvent(eventInterface: "MSPointerEvent"): MSPointerEvent; + createEvent(eventInterface: "MSSiteModeEvent"): MSSiteModeEvent; + createEvent(eventInterface: "MediaEncryptedEvent"): MediaEncryptedEvent; + createEvent(eventInterface: "MediaKeyMessageEvent"): MediaKeyMessageEvent; + createEvent(eventInterface: "MediaStreamErrorEvent"): MediaStreamErrorEvent; + createEvent(eventInterface: "MediaStreamEvent"): MediaStreamEvent; + createEvent(eventInterface: "MediaStreamTrackEvent"): MediaStreamTrackEvent; + createEvent(eventInterface: "MessageEvent"): MessageEvent; + createEvent(eventInterface: "MouseEvent"): MouseEvent; + createEvent(eventInterface: "MouseEvents"): MouseEvent; + createEvent(eventInterface: "MutationEvent"): MutationEvent; + createEvent(eventInterface: "MutationEvents"): MutationEvent; + createEvent(eventInterface: "NavigationCompletedEvent"): NavigationCompletedEvent; + createEvent(eventInterface: "NavigationEvent"): NavigationEvent; + createEvent(eventInterface: "NavigationEventWithReferrer"): NavigationEventWithReferrer; + createEvent(eventInterface: "OfflineAudioCompletionEvent"): OfflineAudioCompletionEvent; + createEvent(eventInterface: "OverflowEvent"): OverflowEvent; + createEvent(eventInterface: "PageTransitionEvent"): PageTransitionEvent; + createEvent(eventInterface: "PaymentRequestUpdateEvent"): PaymentRequestUpdateEvent; + createEvent(eventInterface: "PermissionRequestedEvent"): PermissionRequestedEvent; + createEvent(eventInterface: "PointerEvent"): PointerEvent; + createEvent(eventInterface: "PopStateEvent"): PopStateEvent; + createEvent(eventInterface: "ProgressEvent"): ProgressEvent; + createEvent(eventInterface: "RTCDTMFToneChangeEvent"): RTCDTMFToneChangeEvent; + createEvent(eventInterface: "RTCDtlsTransportStateChangedEvent"): RTCDtlsTransportStateChangedEvent; + createEvent(eventInterface: "RTCIceCandidatePairChangedEvent"): RTCIceCandidatePairChangedEvent; + createEvent(eventInterface: "RTCIceGathererEvent"): RTCIceGathererEvent; + createEvent(eventInterface: "RTCIceTransportStateChangedEvent"): RTCIceTransportStateChangedEvent; + createEvent(eventInterface: "RTCPeerConnectionIceEvent"): RTCPeerConnectionIceEvent; + createEvent(eventInterface: "RTCSsrcConflictEvent"): RTCSsrcConflictEvent; + createEvent(eventInterface: "SVGZoomEvent"): SVGZoomEvent; + createEvent(eventInterface: "SVGZoomEvents"): SVGZoomEvent; + createEvent(eventInterface: "ScriptNotifyEvent"): ScriptNotifyEvent; + createEvent(eventInterface: "ServiceWorkerMessageEvent"): ServiceWorkerMessageEvent; + createEvent(eventInterface: "SpeechSynthesisEvent"): SpeechSynthesisEvent; + createEvent(eventInterface: "StorageEvent"): StorageEvent; + createEvent(eventInterface: "TextEvent"): TextEvent; + createEvent(eventInterface: "TouchEvent"): TouchEvent; + createEvent(eventInterface: "TrackEvent"): TrackEvent; + createEvent(eventInterface: "TransitionEvent"): TransitionEvent; + createEvent(eventInterface: "UIEvent"): UIEvent; + createEvent(eventInterface: "UIEvents"): UIEvent; + createEvent(eventInterface: "UnviewableContentIdentifiedEvent"): UnviewableContentIdentifiedEvent; + createEvent(eventInterface: "WebGLContextEvent"): WebGLContextEvent; + createEvent(eventInterface: "WheelEvent"): WheelEvent; + createEvent(eventInterface: string): Event; +} + interface DOML2DeprecatedColorProperty { color: string; } @@ -18296,83 +19747,12 @@ interface DOML2DeprecatedSizeProperty { size: number; } -interface DocumentEvent { - createEvent(eventInterface:"AnimationEvent"): AnimationEvent; - createEvent(eventInterface:"AriaRequestEvent"): AriaRequestEvent; - createEvent(eventInterface:"AudioProcessingEvent"): AudioProcessingEvent; - createEvent(eventInterface:"BeforeUnloadEvent"): BeforeUnloadEvent; - createEvent(eventInterface:"ClipboardEvent"): ClipboardEvent; - createEvent(eventInterface:"CloseEvent"): CloseEvent; - createEvent(eventInterface:"CommandEvent"): CommandEvent; - createEvent(eventInterface:"CompositionEvent"): CompositionEvent; - createEvent(eventInterface:"CustomEvent"): CustomEvent; - createEvent(eventInterface:"DeviceLightEvent"): DeviceLightEvent; - createEvent(eventInterface:"DeviceMotionEvent"): DeviceMotionEvent; - createEvent(eventInterface:"DeviceOrientationEvent"): DeviceOrientationEvent; - createEvent(eventInterface:"DragEvent"): DragEvent; - createEvent(eventInterface:"ErrorEvent"): ErrorEvent; - createEvent(eventInterface:"Event"): Event; - createEvent(eventInterface:"Events"): Event; - createEvent(eventInterface:"FocusEvent"): FocusEvent; - createEvent(eventInterface:"GamepadEvent"): GamepadEvent; - createEvent(eventInterface:"HashChangeEvent"): HashChangeEvent; - createEvent(eventInterface:"IDBVersionChangeEvent"): IDBVersionChangeEvent; - createEvent(eventInterface:"KeyboardEvent"): KeyboardEvent; - createEvent(eventInterface:"ListeningStateChangedEvent"): ListeningStateChangedEvent; - createEvent(eventInterface:"LongRunningScriptDetectedEvent"): LongRunningScriptDetectedEvent; - createEvent(eventInterface:"MSGestureEvent"): MSGestureEvent; - createEvent(eventInterface:"MSManipulationEvent"): MSManipulationEvent; - createEvent(eventInterface:"MSMediaKeyMessageEvent"): MSMediaKeyMessageEvent; - createEvent(eventInterface:"MSMediaKeyNeededEvent"): MSMediaKeyNeededEvent; - createEvent(eventInterface:"MSPointerEvent"): MSPointerEvent; - createEvent(eventInterface:"MSSiteModeEvent"): MSSiteModeEvent; - createEvent(eventInterface:"MediaEncryptedEvent"): MediaEncryptedEvent; - createEvent(eventInterface:"MediaKeyMessageEvent"): MediaKeyMessageEvent; - createEvent(eventInterface:"MediaStreamErrorEvent"): MediaStreamErrorEvent; - createEvent(eventInterface:"MediaStreamTrackEvent"): MediaStreamTrackEvent; - createEvent(eventInterface:"MessageEvent"): MessageEvent; - createEvent(eventInterface:"MouseEvent"): MouseEvent; - createEvent(eventInterface:"MouseEvents"): MouseEvent; - createEvent(eventInterface:"MutationEvent"): MutationEvent; - createEvent(eventInterface:"MutationEvents"): MutationEvent; - createEvent(eventInterface:"NavigationCompletedEvent"): NavigationCompletedEvent; - createEvent(eventInterface:"NavigationEvent"): NavigationEvent; - createEvent(eventInterface:"NavigationEventWithReferrer"): NavigationEventWithReferrer; - createEvent(eventInterface:"OfflineAudioCompletionEvent"): OfflineAudioCompletionEvent; - createEvent(eventInterface:"OverflowEvent"): OverflowEvent; - createEvent(eventInterface:"PageTransitionEvent"): PageTransitionEvent; - createEvent(eventInterface:"PermissionRequestedEvent"): PermissionRequestedEvent; - createEvent(eventInterface:"PointerEvent"): PointerEvent; - createEvent(eventInterface:"PopStateEvent"): PopStateEvent; - createEvent(eventInterface:"ProgressEvent"): ProgressEvent; - createEvent(eventInterface:"RTCDTMFToneChangeEvent"): RTCDTMFToneChangeEvent; - createEvent(eventInterface:"RTCDtlsTransportStateChangedEvent"): RTCDtlsTransportStateChangedEvent; - createEvent(eventInterface:"RTCIceCandidatePairChangedEvent"): RTCIceCandidatePairChangedEvent; - createEvent(eventInterface:"RTCIceGathererEvent"): RTCIceGathererEvent; - createEvent(eventInterface:"RTCIceTransportStateChangedEvent"): RTCIceTransportStateChangedEvent; - createEvent(eventInterface:"RTCSsrcConflictEvent"): RTCSsrcConflictEvent; - createEvent(eventInterface:"SVGZoomEvent"): SVGZoomEvent; - createEvent(eventInterface:"SVGZoomEvents"): SVGZoomEvent; - createEvent(eventInterface:"ScriptNotifyEvent"): ScriptNotifyEvent; - createEvent(eventInterface:"StorageEvent"): StorageEvent; - createEvent(eventInterface:"TextEvent"): TextEvent; - createEvent(eventInterface:"TouchEvent"): TouchEvent; - createEvent(eventInterface:"TrackEvent"): TrackEvent; - createEvent(eventInterface:"TransitionEvent"): TransitionEvent; - createEvent(eventInterface:"UIEvent"): UIEvent; - createEvent(eventInterface:"UIEvents"): UIEvent; - createEvent(eventInterface:"UnviewableContentIdentifiedEvent"): UnviewableContentIdentifiedEvent; - createEvent(eventInterface:"WebGLContextEvent"): WebGLContextEvent; - createEvent(eventInterface:"WheelEvent"): WheelEvent; - createEvent(eventInterface: string): Event; -} - interface ElementTraversal { readonly childElementCount: number; - readonly firstElementChild: Element; - readonly lastElementChild: Element; - readonly nextElementSibling: Element; - readonly previousElementSibling: Element; + readonly firstElementChild: Element | null; + readonly lastElementChild: Element | null; + readonly nextElementSibling: Element | null; + readonly previousElementSibling: Element | null; } interface GetSVGDocument { @@ -18403,20 +19783,26 @@ interface GlobalEventHandlers { onwheel: (this: GlobalEventHandlers, ev: WheelEvent) => any; addEventListener(type: K, listener: (this: GlobalEventHandlers, ev: GlobalEventHandlersEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: GlobalEventHandlers, ev: GlobalEventHandlersEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface GlobalFetch { + fetch(input: RequestInfo, init?: RequestInit): Promise; } interface HTMLTableAlignment { /** - * Sets or retrieves a value that you can use to implement your own ch functionality for the object. - */ + * Sets or retrieves a value that you can use to implement your own ch functionality for the object. + */ ch: string; /** - * Sets or retrieves a value that you can use to implement your own chOff functionality for the object. - */ + * Sets or retrieves a value that you can use to implement your own chOff functionality for the object. + */ chOff: string; /** - * Sets or retrieves how text and other content are vertically aligned within the object that contains them. - */ + * Sets or retrieves how text and other content are vertically aligned within the object that contains them. + */ vAlign: string; } @@ -18452,6 +19838,8 @@ interface MSBaseReader { readonly LOADING: number; addEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: MSBaseReader, ev: MSBaseReaderEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; } interface MSFileSaver { @@ -18468,6 +19856,14 @@ interface MSNavigatorDoNotTrack { storeWebWideTrackingException(args: StoreExceptionsInformation): void; } +interface NavigatorBeacon { + sendBeacon(url: USVString, data?: BodyInit): boolean; +} + +interface NavigatorConcurrentHardware { + readonly hardwareConcurrency: number; +} + interface NavigatorContentUtils { } @@ -18476,6 +19872,7 @@ interface NavigatorGeolocation { } interface NavigatorID { + readonly appCodeName: string; readonly appName: string; readonly appVersion: string; readonly platform: string; @@ -18500,17 +19897,13 @@ interface NavigatorUserMedia { interface NodeSelector { querySelector(selectors: K): ElementTagNameMap[K] | null; - querySelector(selectors: string): Element | null; + querySelector(selectors: string): E | null; querySelectorAll(selectors: K): ElementListTagNameMap[K]; - querySelectorAll(selectors: string): NodeListOf; + querySelectorAll(selectors: string): NodeListOf; } interface RandomSource { - getRandomValues(array: ArrayBufferView): ArrayBufferView; -} - -interface SVGAnimatedPathData { - readonly pathSegList: SVGPathSegList; + getRandomValues(array: T): T; } interface SVGAnimatedPoints { @@ -18518,11 +19911,7 @@ interface SVGAnimatedPoints { readonly points: SVGPointList; } -interface SVGExternalResourcesRequired { - readonly externalResourcesRequired: SVGAnimatedBoolean; -} - -interface SVGFilterPrimitiveStandardAttributes extends SVGStylable { +interface SVGFilterPrimitiveStandardAttributes { readonly height: SVGAnimatedLength; readonly result: SVGAnimatedString; readonly width: SVGAnimatedLength; @@ -18535,25 +19924,6 @@ interface SVGFitToViewBox { readonly viewBox: SVGAnimatedRect; } -interface SVGLangSpace { - xmllang: string; - xmlspace: string; -} - -interface SVGLocatable { - readonly farthestViewportElement: SVGElement; - readonly nearestViewportElement: SVGElement; - getBBox(): SVGRect; - getCTM(): SVGMatrix; - getScreenCTM(): SVGMatrix; - getTransformToElement(element: SVGElement): SVGMatrix; -} - -interface SVGStylable { - className: any; - readonly style: CSSStyleDeclaration; -} - interface SVGTests { readonly requiredExtensions: SVGStringList; readonly requiredFeatures: SVGStringList; @@ -18561,10 +19931,6 @@ interface SVGTests { hasExtension(extension: string): boolean; } -interface SVGTransformable extends SVGLocatable { - readonly transform: SVGAnimatedTransformList; -} - interface SVGURIReference { readonly href: SVGAnimatedString; } @@ -18612,15 +19978,45 @@ interface XMLHttpRequestEventTargetEventMap { } interface XMLHttpRequestEventTarget { - onabort: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onerror: (this: XMLHttpRequestEventTarget, ev: ErrorEvent) => any; - onload: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onloadend: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; - onloadstart: (this: XMLHttpRequestEventTarget, ev: Event) => any; - onprogress: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; - ontimeout: (this: XMLHttpRequestEventTarget, ev: ProgressEvent) => any; + onabort: (this: XMLHttpRequest, ev: Event) => any; + onerror: (this: XMLHttpRequest, ev: ErrorEvent) => any; + onload: (this: XMLHttpRequest, ev: Event) => any; + onloadend: (this: XMLHttpRequest, ev: ProgressEvent) => any; + onloadstart: (this: XMLHttpRequest, ev: Event) => any; + onprogress: (this: XMLHttpRequest, ev: ProgressEvent) => any; + ontimeout: (this: XMLHttpRequest, ev: ProgressEvent) => any; addEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; + removeEventListener(type: K, listener: (this: XMLHttpRequestEventTarget, ev: XMLHttpRequestEventTargetEventMap[K]) => any, useCapture?: boolean): void; + removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +interface BroadcastChannel extends EventTarget { + readonly name: string; + onmessage: (ev: MessageEvent) => any; + onmessageerror: (ev: MessageEvent) => any; + close(): void; + postMessage(message: any): void; + addEventListener(type: K, listener: (this: BroadcastChannel, ev: BroadcastChannelEventMap[K]) => any, useCapture?: boolean): void; + addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +} + +declare var BroadcastChannel: { + prototype: BroadcastChannel; + new(name: string): BroadcastChannel; +}; + +interface BroadcastChannelEventMap { + message: MessageEvent; + messageerror: MessageEvent; +} + +interface ErrorEventInit { + message?: string; + filename?: string; + lineno?: number; + conlno?: number; + error?: any; } interface StorageEventInit extends EventInit { @@ -18631,13 +20027,63 @@ interface StorageEventInit extends EventInit { storageArea?: Storage; } -interface Canvas2DContextAttributes { - alpha?: boolean; - willReadFrequently?: boolean; - storage?: boolean; - [attribute: string]: boolean | string | undefined; +interface Canvas2DContextAttributes { + alpha?: boolean; + willReadFrequently?: boolean; + storage?: boolean; + [attribute: string]: boolean | string | undefined; +} + +interface ImageBitmapOptions { + imageOrientation?: "none" | "flipY"; + premultiplyAlpha?: "none" | "premultiply" | "default"; + colorSpaceConversion?: "none" | "default"; + resizeWidth?: number; + resizeHeight?: number; + resizeQuality?: "pixelated" | "low" | "medium" | "high"; +} + +interface ImageBitmap { + readonly width: number; + readonly height: number; + close(): void; +} + +interface URLSearchParams { + /** + * Appends a specified key/value pair as a new search parameter. + */ + append(name: string, value: string): void; + /** + * Deletes the given search parameter, and its associated value, from the list of all search parameters. + */ + delete(name: string): void; + /** + * Returns the first value associated to the given search parameter. + */ + get(name: string): string | null; + /** + * Returns all the values association with a given search parameter. + */ + getAll(name: string): string[]; + /** + * Returns a Boolean indicating if such a search parameter exists. + */ + has(name: string): boolean; + /** + * Sets the value associated to a given search parameter to the given value. If there were several values, delete the others. + */ + set(name: string, value: string): void; } +declare var URLSearchParams: { + prototype: URLSearchParams; + /** + * Constructor returning a URLSearchParams object. + */ + new (init?: string | URLSearchParams): URLSearchParams; +}; + interface NodeListOf extends NodeList { length: number; item(index: number): TNode; @@ -18655,8 +20101,7 @@ interface BlobPropertyBag { endings?: string; } -interface FilePropertyBag { - type?: string; +interface FilePropertyBag extends BlobPropertyBag { lastModified?: number; } @@ -18664,15 +20109,6 @@ interface EventListenerObject { handleEvent(evt: Event): void; } -interface MessageEventInit extends EventInit { - data?: any; - origin?: string; - lastEventId?: string; - channel?: string; - source?: any; - ports?: MessagePort[]; -} - interface ProgressEventInit extends EventInit { lengthComputable?: boolean; loaded?: number; @@ -18743,7 +20179,7 @@ interface EcKeyAlgorithm extends KeyAlgorithm { typedCurve: string; } -interface EcKeyImportParams { +interface EcKeyImportParams extends Algorithm { namedCurve: string; } @@ -18874,8 +20310,8 @@ interface JsonWebKey { interface ParentNode { readonly children: HTMLCollection; - readonly firstElementChild: Element; - readonly lastElementChild: Element; + readonly firstElementChild: Element | null; + readonly lastElementChild: Element | null; readonly childElementCount: number; } @@ -18893,7 +20329,7 @@ interface ShadowRoot extends DocumentOrShadowRoot, DocumentFragment { } interface ShadowRootInit { - mode: 'open'|'closed'; + mode: "open" | "closed"; delegatesFocus?: boolean; } @@ -18906,52 +20342,143 @@ interface AssignedNodesOptions { flatten?: boolean; } +interface ElementDefinitionOptions { + extends: string; +} + +interface CustomElementRegistry { + define(name: string, constructor: Function, options?: ElementDefinitionOptions): void; + get(name: string): any; + whenDefined(name: string): PromiseLike; +} + +interface PromiseRejectionEvent extends Event { + readonly promise: PromiseLike; + readonly reason: any; +} + +interface PromiseRejectionEventInit extends EventInit { + promise: PromiseLike; + reason?: any; +} + +interface EventListenerOptions { + capture?: boolean; +} + +interface AddEventListenerOptions extends EventListenerOptions { + passive?: boolean; + once?: boolean; +} + +interface TouchEventInit extends EventModifierInit { + touches?: Touch[]; + targetTouches?: Touch[]; + changedTouches?: Touch[]; +} + +interface HTMLDialogElement extends HTMLElement { + open: boolean; + returnValue: string; + close(returnValue?: string): void; + show(): void; + showModal(): void; +} + +declare var HTMLDialogElement: { + prototype: HTMLDialogElement; + new(): HTMLDialogElement; +}; + +interface HTMLMainElement extends HTMLElement { +} + +declare var HTMLMainElement: { + prototype: HTMLMainElement; + new(): HTMLMainElement; +}; + +interface HTMLDetailsElement extends HTMLElement { + open: boolean; +} + +declare var HTMLDetailsElement: { + prototype: HTMLDetailsElement; + new(): HTMLDetailsElement; +}; + +interface HTMLSummaryElement extends HTMLElement { +} + +declare var HTMLSummaryElement: { + prototype: HTMLSummaryElement; + new(): HTMLSummaryElement; +}; + declare type EventListenerOrEventListenerObject = EventListener | EventListenerObject; +interface DecodeErrorCallback { + (error: DOMException): void; +} +interface DecodeSuccessCallback { + (decodedData: AudioBuffer): void; +} interface ErrorEventHandler { - (message: string, filename?: string, lineno?: number, colno?: number, error?:Error): void; + (message: string, filename?: string, lineno?: number, colno?: number, error?: Error): void; } -interface PositionCallback { - (position: Position): void; +interface ForEachCallback { + (keyId: any, status: MediaKeyStatus): void; } -interface PositionErrorCallback { - (error: PositionError): void; +interface FrameRequestCallback { + (time: number): void; +} +interface FunctionStringCallback { + (data: string): void; +} +interface IntersectionObserverCallback { + (entries: IntersectionObserverEntry[], observer: IntersectionObserver): void; } interface MediaQueryListListener { (mql: MediaQueryList): void; } +interface MSExecAtPriorityFunctionCallback { + (...args: any[]): any; +} interface MSLaunchUriCallback { (): void; } -interface FrameRequestCallback { - (time: number): void; -} interface MSUnsafeFunctionCallback { (): any; } -interface MSExecAtPriorityFunctionCallback { - (...args: any[]): any; -} interface MutationCallback { (mutations: MutationRecord[], observer: MutationObserver): void; } -interface DecodeSuccessCallback { - (decodedData: AudioBuffer): void; -} -interface DecodeErrorCallback { - (error: DOMException): void; -} -interface FunctionStringCallback { - (data: string): void; +interface NavigatorUserMediaErrorCallback { + (error: MediaStreamError): void; } interface NavigatorUserMediaSuccessCallback { (stream: MediaStream): void; } -interface NavigatorUserMediaErrorCallback { - (error: MediaStreamError): void; +interface NotificationPermissionCallback { + (permission: NotificationPermission): void; } -interface ForEachCallback { - (keyId: any, status: string): void; +interface PositionCallback { + (position: Position): void; +} +interface PositionErrorCallback { + (error: PositionError): void; +} +interface RTCPeerConnectionErrorCallback { + (error: DOMError): void; +} +interface RTCSessionDescriptionCallback { + (sdp: RTCSessionDescription): void; +} +interface RTCStatsCallback { + (report: RTCStatsReport): void; +} +interface VoidFunction { + (): void; } interface HTMLElementTagNameMap { "a": HTMLAnchorElement; @@ -18968,6 +20495,7 @@ interface HTMLElementTagNameMap { "caption": HTMLTableCaptionElement; "col": HTMLTableColElement; "colgroup": HTMLTableColElement; + "data": HTMLDataElement; "datalist": HTMLDataListElement; "del": HTMLModElement; "dir": HTMLDirectoryElement; @@ -19008,6 +20536,7 @@ interface HTMLElementTagNameMap { "ol": HTMLOListElement; "optgroup": HTMLOptGroupElement; "option": HTMLOptionElement; + "output": HTMLOutputElement; "p": HTMLParagraphElement; "param": HTMLParamElement; "picture": HTMLPictureElement; @@ -19027,6 +20556,7 @@ interface HTMLElementTagNameMap { "tfoot": HTMLTableSectionElement; "th": HTMLTableHeaderCellElement; "thead": HTMLTableSectionElement; + "time": HTMLTimeElement; "title": HTMLTitleElement; "tr": HTMLTableRowElement; "track": HTMLTrackElement; @@ -19036,47 +20566,27 @@ interface HTMLElementTagNameMap { "xmp": HTMLPreElement; } -interface ElementTagNameMap { - "a": HTMLAnchorElement; +interface ElementTagNameMap extends HTMLElementTagNameMap { "abbr": HTMLElement; "acronym": HTMLElement; "address": HTMLElement; - "applet": HTMLAppletElement; - "area": HTMLAreaElement; "article": HTMLElement; "aside": HTMLElement; - "audio": HTMLAudioElement; "b": HTMLElement; - "base": HTMLBaseElement; - "basefont": HTMLBaseFontElement; "bdo": HTMLElement; "big": HTMLElement; - "blockquote": HTMLQuoteElement; - "body": HTMLBodyElement; - "br": HTMLBRElement; - "button": HTMLButtonElement; - "canvas": HTMLCanvasElement; - "caption": HTMLTableCaptionElement; "center": HTMLElement; "circle": SVGCircleElement; "cite": HTMLElement; "clippath": SVGClipPathElement; "code": HTMLElement; - "col": HTMLTableColElement; - "colgroup": HTMLTableColElement; - "datalist": HTMLDataListElement; "dd": HTMLElement; "defs": SVGDefsElement; - "del": HTMLModElement; "desc": SVGDescElement; "dfn": HTMLElement; - "dir": HTMLDirectoryElement; - "div": HTMLDivElement; - "dl": HTMLDListElement; "dt": HTMLElement; "ellipse": SVGEllipseElement; "em": HTMLElement; - "embed": HTMLEmbedElement; "feblend": SVGFEBlendElement; "fecolormatrix": SVGFEColorMatrixElement; "fecomponenttransfer": SVGFEComponentTransferElement; @@ -19101,310 +20611,76 @@ interface ElementTagNameMap { "fespotlight": SVGFESpotLightElement; "fetile": SVGFETileElement; "feturbulence": SVGFETurbulenceElement; - "fieldset": HTMLFieldSetElement; "figcaption": HTMLElement; "figure": HTMLElement; "filter": SVGFilterElement; - "font": HTMLFontElement; "footer": HTMLElement; "foreignobject": SVGForeignObjectElement; - "form": HTMLFormElement; - "frame": HTMLFrameElement; - "frameset": HTMLFrameSetElement; "g": SVGGElement; - "h1": HTMLHeadingElement; - "h2": HTMLHeadingElement; - "h3": HTMLHeadingElement; - "h4": HTMLHeadingElement; - "h5": HTMLHeadingElement; - "h6": HTMLHeadingElement; - "head": HTMLHeadElement; "header": HTMLElement; "hgroup": HTMLElement; - "hr": HTMLHRElement; - "html": HTMLHtmlElement; "i": HTMLElement; - "iframe": HTMLIFrameElement; "image": SVGImageElement; - "img": HTMLImageElement; - "input": HTMLInputElement; - "ins": HTMLModElement; - "isindex": HTMLUnknownElement; "kbd": HTMLElement; "keygen": HTMLElement; - "label": HTMLLabelElement; - "legend": HTMLLegendElement; - "li": HTMLLIElement; "line": SVGLineElement; "lineargradient": SVGLinearGradientElement; - "link": HTMLLinkElement; - "listing": HTMLPreElement; - "map": HTMLMapElement; "mark": HTMLElement; "marker": SVGMarkerElement; - "marquee": HTMLMarqueeElement; "mask": SVGMaskElement; - "menu": HTMLMenuElement; - "meta": HTMLMetaElement; "metadata": SVGMetadataElement; - "meter": HTMLMeterElement; "nav": HTMLElement; - "nextid": HTMLUnknownElement; "nobr": HTMLElement; "noframes": HTMLElement; "noscript": HTMLElement; - "object": HTMLObjectElement; - "ol": HTMLOListElement; - "optgroup": HTMLOptGroupElement; - "option": HTMLOptionElement; - "p": HTMLParagraphElement; - "param": HTMLParamElement; "path": SVGPathElement; "pattern": SVGPatternElement; - "picture": HTMLPictureElement; "plaintext": HTMLElement; "polygon": SVGPolygonElement; "polyline": SVGPolylineElement; - "pre": HTMLPreElement; - "progress": HTMLProgressElement; - "q": HTMLQuoteElement; "radialgradient": SVGRadialGradientElement; "rect": SVGRectElement; "rt": HTMLElement; "ruby": HTMLElement; "s": HTMLElement; "samp": HTMLElement; - "script": HTMLScriptElement; "section": HTMLElement; - "select": HTMLSelectElement; "small": HTMLElement; - "source": HTMLSourceElement; - "span": HTMLSpanElement; "stop": SVGStopElement; "strike": HTMLElement; "strong": HTMLElement; - "style": HTMLStyleElement; "sub": HTMLElement; "sup": HTMLElement; "svg": SVGSVGElement; "switch": SVGSwitchElement; "symbol": SVGSymbolElement; - "table": HTMLTableElement; - "tbody": HTMLTableSectionElement; - "td": HTMLTableDataCellElement; - "template": HTMLTemplateElement; "text": SVGTextElement; "textpath": SVGTextPathElement; - "textarea": HTMLTextAreaElement; - "tfoot": HTMLTableSectionElement; - "th": HTMLTableHeaderCellElement; - "thead": HTMLTableSectionElement; - "title": HTMLTitleElement; - "tr": HTMLTableRowElement; - "track": HTMLTrackElement; "tspan": SVGTSpanElement; "tt": HTMLElement; "u": HTMLElement; - "ul": HTMLUListElement; "use": SVGUseElement; "var": HTMLElement; - "video": HTMLVideoElement; "view": SVGViewElement; "wbr": HTMLElement; - "x-ms-webview": MSHTMLWebViewElement; - "xmp": HTMLPreElement; } -interface ElementListTagNameMap { - "a": NodeListOf; - "abbr": NodeListOf; - "acronym": NodeListOf; - "address": NodeListOf; - "applet": NodeListOf; - "area": NodeListOf; - "article": NodeListOf; - "aside": NodeListOf; - "audio": NodeListOf; - "b": NodeListOf; - "base": NodeListOf; - "basefont": NodeListOf; - "bdo": NodeListOf; - "big": NodeListOf; - "blockquote": NodeListOf; - "body": NodeListOf; - "br": NodeListOf; - "button": NodeListOf; - "canvas": NodeListOf; - "caption": NodeListOf; - "center": NodeListOf; - "circle": NodeListOf; - "cite": NodeListOf; - "clippath": NodeListOf; - "code": NodeListOf; - "col": NodeListOf; - "colgroup": NodeListOf; - "datalist": NodeListOf; - "dd": NodeListOf; - "defs": NodeListOf; - "del": NodeListOf; - "desc": NodeListOf; - "dfn": NodeListOf; - "dir": NodeListOf; - "div": NodeListOf; - "dl": NodeListOf; - "dt": NodeListOf; - "ellipse": NodeListOf; - "em": NodeListOf; - "embed": NodeListOf; - "feblend": NodeListOf; - "fecolormatrix": NodeListOf; - "fecomponenttransfer": NodeListOf; - "fecomposite": NodeListOf; - "feconvolvematrix": NodeListOf; - "fediffuselighting": NodeListOf; - "fedisplacementmap": NodeListOf; - "fedistantlight": NodeListOf; - "feflood": NodeListOf; - "fefunca": NodeListOf; - "fefuncb": NodeListOf; - "fefuncg": NodeListOf; - "fefuncr": NodeListOf; - "fegaussianblur": NodeListOf; - "feimage": NodeListOf; - "femerge": NodeListOf; - "femergenode": NodeListOf; - "femorphology": NodeListOf; - "feoffset": NodeListOf; - "fepointlight": NodeListOf; - "fespecularlighting": NodeListOf; - "fespotlight": NodeListOf; - "fetile": NodeListOf; - "feturbulence": NodeListOf; - "fieldset": NodeListOf; - "figcaption": NodeListOf; - "figure": NodeListOf; - "filter": NodeListOf; - "font": NodeListOf; - "footer": NodeListOf; - "foreignobject": NodeListOf; - "form": NodeListOf; - "frame": NodeListOf; - "frameset": NodeListOf; - "g": NodeListOf; - "h1": NodeListOf; - "h2": NodeListOf; - "h3": NodeListOf; - "h4": NodeListOf; - "h5": NodeListOf; - "h6": NodeListOf; - "head": NodeListOf; - "header": NodeListOf; - "hgroup": NodeListOf; - "hr": NodeListOf; - "html": NodeListOf; - "i": NodeListOf; - "iframe": NodeListOf; - "image": NodeListOf; - "img": NodeListOf; - "input": NodeListOf; - "ins": NodeListOf; - "isindex": NodeListOf; - "kbd": NodeListOf; - "keygen": NodeListOf; - "label": NodeListOf; - "legend": NodeListOf; - "li": NodeListOf; - "line": NodeListOf; - "lineargradient": NodeListOf; - "link": NodeListOf; - "listing": NodeListOf; - "map": NodeListOf; - "mark": NodeListOf; - "marker": NodeListOf; - "marquee": NodeListOf; - "mask": NodeListOf; - "menu": NodeListOf; - "meta": NodeListOf; - "metadata": NodeListOf; - "meter": NodeListOf; - "nav": NodeListOf; - "nextid": NodeListOf; - "nobr": NodeListOf; - "noframes": NodeListOf; - "noscript": NodeListOf; - "object": NodeListOf; - "ol": NodeListOf; - "optgroup": NodeListOf; - "option": NodeListOf; - "p": NodeListOf; - "param": NodeListOf; - "path": NodeListOf; - "pattern": NodeListOf; - "picture": NodeListOf; - "plaintext": NodeListOf; - "polygon": NodeListOf; - "polyline": NodeListOf; - "pre": NodeListOf; - "progress": NodeListOf; - "q": NodeListOf; - "radialgradient": NodeListOf; - "rect": NodeListOf; - "rt": NodeListOf; - "ruby": NodeListOf; - "s": NodeListOf; - "samp": NodeListOf; - "script": NodeListOf; - "section": NodeListOf; - "select": NodeListOf; - "small": NodeListOf; - "source": NodeListOf; - "span": NodeListOf; - "stop": NodeListOf; - "strike": NodeListOf; - "strong": NodeListOf; - "style": NodeListOf; - "sub": NodeListOf; - "sup": NodeListOf; - "svg": NodeListOf; - "switch": NodeListOf; - "symbol": NodeListOf; - "table": NodeListOf; - "tbody": NodeListOf; - "td": NodeListOf; - "template": NodeListOf; - "text": NodeListOf; - "textpath": NodeListOf; - "textarea": NodeListOf; - "tfoot": NodeListOf; - "th": NodeListOf; - "thead": NodeListOf; - "title": NodeListOf; - "tr": NodeListOf; - "track": NodeListOf; - "tspan": NodeListOf; - "tt": NodeListOf; - "u": NodeListOf; - "ul": NodeListOf; - "use": NodeListOf; - "var": NodeListOf; - "video": NodeListOf; - "view": NodeListOf; - "wbr": NodeListOf; - "x-ms-webview": NodeListOf; - "xmp": NodeListOf; -} - -declare var Audio: {new(src?: string): HTMLAudioElement; }; -declare var Image: {new(width?: number, height?: number): HTMLImageElement; }; -declare var Option: {new(text?: string, value?: string, defaultSelected?: boolean, selected?: boolean): HTMLOptionElement; }; +type ElementListTagNameMap = { + [key in keyof ElementTagNameMap]: NodeListOf +}; + +declare var Audio: { new(src?: string): HTMLAudioElement; }; +declare var Image: { new(width?: number, height?: number): HTMLImageElement; }; +declare var Option: { new(text?: string, value?: string, defaultSelected?: boolean, selected?: boolean): HTMLOptionElement; }; declare var applicationCache: ApplicationCache; +declare var caches: CacheStorage; declare var clientInformation: Navigator; declare var closed: boolean; declare var crypto: Crypto; declare var defaultStatus: string; declare var devicePixelRatio: number; -declare var doNotTrack: string; declare var document: Document; +declare var doNotTrack: string; declare var event: Event | undefined; declare var external: External; declare var frameElement: Element; @@ -19412,10 +20688,12 @@ declare var frames: Window; declare var history: History; declare var innerHeight: number; declare var innerWidth: number; +declare var isSecureContext: boolean; declare var length: number; declare var location: Location; declare var locationbar: BarProp; declare var menubar: BarProp; +declare var msContentScript: ExtensionScriptApis; declare var msCredentials: MSCredentials; declare const name: never; declare var navigator: Navigator; @@ -19525,22 +20803,25 @@ declare var screenLeft: number; declare var screenTop: number; declare var screenX: number; declare var screenY: number; +declare var scrollbars: BarProp; declare var scrollX: number; declare var scrollY: number; -declare var scrollbars: BarProp; declare var self: Window; +declare var speechSynthesis: SpeechSynthesis; declare var status: string; declare var statusbar: BarProp; declare var styleMedia: StyleMedia; declare var toolbar: BarProp; declare var top: Window; declare var window: Window; +declare var customElements: CustomElementRegistry; declare function alert(message?: any): void; declare function blur(): void; declare function cancelAnimationFrame(handle: number): void; declare function captureEvents(): void; declare function close(): void; declare function confirm(message?: string): boolean; +declare function departFocus(navigationReason: NavigationReason, origin: FocusNavigationOrigin): void; declare function focus(): void; declare function getComputedStyle(elt: Element, pseudoElt?: string): CSSStyleDeclaration; declare function getMatchedCSSRules(elt: Element, pseudoElt?: string): CSSRuleList; @@ -19549,7 +20830,7 @@ declare function matchMedia(mediaQuery: string): MediaQueryList; declare function moveBy(x?: number, y?: number): void; declare function moveTo(x?: number, y?: number): void; declare function msWriteProfilerMark(profilerMarkName: string): void; -declare function open(url?: string, target?: string, features?: string, replace?: boolean): Window; +declare function open(url?: string, target?: string, features?: string, replace?: boolean): Window | null; declare function postMessage(message: any, targetOrigin: string, transfer?: any[]): void; declare function print(): void; declare function prompt(message?: string, _default?: string): string | null; @@ -19560,16 +20841,18 @@ declare function resizeTo(x?: number, y?: number): void; declare function scroll(x?: number, y?: number): void; declare function scrollBy(x?: number, y?: number): void; declare function scrollTo(x?: number, y?: number): void; +declare function stop(): void; declare function webkitCancelAnimationFrame(handle: number): void; declare function webkitConvertPointFromNodeToPage(node: Node, pt: WebKitPoint): WebKitPoint; declare function webkitConvertPointFromPageToNode(node: Node, pt: WebKitPoint): WebKitPoint; declare function webkitRequestAnimationFrame(callback: FrameRequestCallback): number; +declare function createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, options?: ImageBitmapOptions): Promise; +declare function createImageBitmap(image: HTMLImageElement | SVGImageElement | HTMLVideoElement | HTMLCanvasElement | ImageBitmap | ImageData | Blob, sx: number, sy: number, sw: number, sh: number, options?: ImageBitmapOptions): Promise; declare function scroll(options?: ScrollToOptions): void; declare function scrollTo(options?: ScrollToOptions): void; declare function scrollBy(options?: ScrollToOptions): void; declare function toString(): string; declare function dispatchEvent(evt: Event): boolean; -declare function removeEventListener(type: string, listener?: EventListenerOrEventListenerObject, useCapture?: boolean): void; declare function clearInterval(handle: number): void; declare function clearTimeout(handle: number): void; declare function setInterval(handler: (...args: any[]) => void, timeout: number): number; @@ -19594,10 +20877,15 @@ declare var onwheel: (this: Window, ev: WheelEvent) => any; declare var indexedDB: IDBFactory; declare function atob(encodedString: string): string; declare function btoa(rawString: string): string; +declare function fetch(input: RequestInfo, init?: RequestInit): Promise; declare function addEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; declare function addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; +declare function removeEventListener(type: K, listener: (this: Window, ev: WindowEventMap[K]) => any, useCapture?: boolean): void; +declare function removeEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void; type AAGUID = string; type AlgorithmIdentifier = string | Algorithm; +type BodyInit = any; +type ByteString = string; type ConstrainBoolean = boolean | ConstrainBooleanParameters; type ConstrainDOMString = string | string[] | ConstrainDOMStringParameters; type ConstrainDouble = number | ConstrainDoubleRange; @@ -19617,6 +20905,7 @@ type GLsizeiptr = number; type GLubyte = number; type GLuint = number; type GLushort = number; +type HeadersInit = Headers | string[][]; type IDBKeyPath = string; type KeyFormat = string; type KeyType = string; @@ -19624,8 +20913,10 @@ type KeyUsage = string; type MSInboundPayload = MSVideoRecvPayload | MSAudioRecvPayload; type MSLocalClientEvent = MSLocalClientEventBase | MSAudioLocalClientEvent; type MSOutboundPayload = MSVideoSendPayload | MSAudioSendPayload; -type RTCIceGatherCandidate = RTCIceCandidate | RTCIceCandidateComplete; +type RTCIceGatherCandidate = RTCIceCandidateDictionary | RTCIceCandidateComplete; type RTCTransport = RTCDtlsTransport | RTCSrtpSdesTransport; +type RequestInfo = Request | string; +type USVString = string; type payloadtype = number; type ScrollBehavior = "auto" | "instant" | "smooth"; type ScrollLogicalPosition = "start" | "center" | "end" | "nearest"; @@ -19633,12 +20924,85 @@ type IDBValidKey = number | string | Date | IDBArrayKey; type BufferSource = ArrayBuffer | ArrayBufferView; type MouseWheelEvent = WheelEvent; type ScrollRestoration = "auto" | "manual"; +type FormDataEntryValue = string | File; +type InsertPosition = "beforebegin" | "afterbegin" | "beforeend" | "afterend"; +type AppendMode = "segments" | "sequence"; +type AudioContextState = "suspended" | "running" | "closed"; +type BiquadFilterType = "lowpass" | "highpass" | "bandpass" | "lowshelf" | "highshelf" | "peaking" | "notch" | "allpass"; +type CanvasFillRule = "nonzero" | "evenodd"; +type ChannelCountMode = "max" | "clamped-max" | "explicit"; +type ChannelInterpretation = "speakers" | "discrete"; +type DistanceModelType = "linear" | "inverse" | "exponential"; +type ExpandGranularity = "character" | "word" | "sentence" | "textedit"; +type GamepadInputEmulationType = "mouse" | "keyboard" | "gamepad"; +type IDBCursorDirection = "next" | "nextunique" | "prev" | "prevunique"; +type IDBRequestReadyState = "pending" | "done"; +type IDBTransactionMode = "readonly" | "readwrite" | "versionchange"; +type ListeningState = "inactive" | "active" | "disambiguation"; +type MediaDeviceKind = "audioinput" | "audiooutput" | "videoinput"; +type MediaKeyMessageType = "license-request" | "license-renewal" | "license-release" | "individualization-request"; +type MediaKeySessionType = "temporary" | "persistent-license" | "persistent-release-message"; +type MediaKeysRequirement = "required" | "optional" | "not-allowed"; +type MediaKeyStatus = "usable" | "expired" | "output-downscaled" | "output-not-allowed" | "status-pending" | "internal-error"; +type MediaStreamTrackState = "live" | "ended"; +type MSCredentialType = "FIDO_2_0"; +type MSIceAddrType = "os" | "stun" | "turn" | "peer-derived"; +type MSIceType = "failed" | "direct" | "relay"; +type MSStatsType = "description" | "localclientevent" | "inbound-network" | "outbound-network" | "inbound-payload" | "outbound-payload" | "transportdiagnostics"; +type MSTransportType = "Embedded" | "USB" | "NFC" | "BT"; +type MSWebViewPermissionState = "unknown" | "defer" | "allow" | "deny"; +type MSWebViewPermissionType = "geolocation" | "unlimitedIndexedDBQuota" | "media" | "pointerlock" | "webnotifications"; +type NavigationReason = "up" | "down" | "left" | "right"; +type NavigationType = "navigate" | "reload" | "back_forward" | "prerender"; +type NotificationDirection = "auto" | "ltr" | "rtl"; +type NotificationPermission = "default" | "denied" | "granted"; +type OscillatorType = "sine" | "square" | "sawtooth" | "triangle" | "custom"; +type OverSampleType = "none" | "2x" | "4x"; +type PanningModelType = "equalpower"; +type PaymentComplete = "success" | "fail" | ""; +type PaymentShippingType = "shipping" | "delivery" | "pickup"; +type PushEncryptionKeyName = "p256dh" | "auth"; +type PushPermissionState = "granted" | "denied" | "prompt"; +type ReferrerPolicy = "" | "no-referrer" | "no-referrer-when-downgrade" | "origin-only" | "origin-when-cross-origin" | "unsafe-url"; +type RequestCache = "default" | "no-store" | "reload" | "no-cache" | "force-cache"; +type RequestCredentials = "omit" | "same-origin" | "include"; +type RequestDestination = "" | "document" | "sharedworker" | "subresource" | "unknown" | "worker"; +type RequestMode = "navigate" | "same-origin" | "no-cors" | "cors"; +type RequestRedirect = "follow" | "error" | "manual"; +type RequestType = "" | "audio" | "font" | "image" | "script" | "style" | "track" | "video"; +type ResponseType = "basic" | "cors" | "default" | "error" | "opaque" | "opaqueredirect"; +type RTCBundlePolicy = "balanced" | "max-compat" | "max-bundle"; +type RTCDegradationPreference = "maintain-framerate" | "maintain-resolution" | "balanced"; +type RTCDtlsRole = "auto" | "client" | "server"; +type RTCDtlsTransportState = "new" | "connecting" | "connected" | "closed"; +type RTCIceCandidateType = "host" | "srflx" | "prflx" | "relay"; +type RTCIceComponent = "RTP" | "RTCP"; +type RTCIceConnectionState = "new" | "checking" | "connected" | "completed" | "failed" | "disconnected" | "closed"; +type RTCIceGathererState = "new" | "gathering" | "complete"; +type RTCIceGatheringState = "new" | "gathering" | "complete"; +type RTCIceGatherPolicy = "all" | "nohost" | "relay"; +type RTCIceProtocol = "udp" | "tcp"; +type RTCIceRole = "controlling" | "controlled"; +type RTCIceTcpCandidateType = "active" | "passive" | "so"; +type RTCIceTransportPolicy = "none" | "relay" | "all"; +type RTCIceTransportState = "new" | "checking" | "connected" | "completed" | "disconnected" | "closed"; +type RTCSdpType = "offer" | "pranswer" | "answer"; +type RTCSignalingState = "stable" | "have-local-offer" | "have-remote-offer" | "have-local-pranswer" | "have-remote-pranswer" | "closed"; +type RTCStatsIceCandidatePairState = "frozen" | "waiting" | "inprogress" | "failed" | "succeeded" | "cancelled"; +type RTCStatsIceCandidateType = "host" | "serverreflexive" | "peerreflexive" | "relayed"; +type RTCStatsType = "inboundrtp" | "outboundrtp" | "session" | "datachannel" | "track" | "transport" | "candidatepair" | "localcandidate" | "remotecandidate"; +type ScopedCredentialType = "ScopedCred"; +type ServiceWorkerState = "installing" | "installed" | "activating" | "activated" | "redundant"; +type Transport = "usb" | "nfc" | "ble"; +type VideoFacingModeEnum = "user" | "environment" | "left" | "right"; +type VisibilityState = "hidden" | "visible" | "prerender" | "unloaded"; +type XMLHttpRequestResponseType = "" | "arraybuffer" | "blob" | "document" | "json" | "text"; ///////////////////////////// -/// WorkerGlobalScope APIs +/// WorkerGlobalScope APIs ///////////////////////////// -// These are only available in a Web Worker +// These are only available in a Web Worker declare function importScripts(...urls: string[]): void; @@ -19673,7 +21037,7 @@ interface TextStreamBase { /** * Closes a text stream. - * It is not necessary to close standard streams; they close automatically when the process ends. If + * It is not necessary to close standard streams; they close automatically when the process ends. If * you close a standard stream, be aware that any other pointers to that standard stream become invalid. */ Close(): void; @@ -19743,9 +21107,9 @@ interface TextStreamReader extends TextStreamBase { declare var WScript: { /** - * Outputs text to either a message box (under WScript.exe) or the command console window followed by - * a newline (under CScript.exe). - */ + * Outputs text to either a message box (under WScript.exe) or the command console window followed by + * a newline (under CScript.exe). + */ Echo(s: any): void; /** @@ -19845,10 +21209,18 @@ declare var WScript: { Sleep(intTime: number): void; }; +/** + * Represents an Automation SAFEARRAY + */ +declare class SafeArray { + private constructor(); + private SafeArray_typekey: SafeArray; +} + /** * Allows enumerating over a COM collection, which may not have indexed item access. */ -interface Enumerator { +interface Enumerator { /** * Returns true if the current item is the last one in the collection, or the collection is empty, * or the current item is undefined. @@ -19874,8 +21246,9 @@ interface Enumerator { } interface EnumeratorConstructor { - new (collection: any): Enumerator; - new (collection: any): Enumerator; + new (safearray: SafeArray): Enumerator; + new (collection: { Item(index: any): T }): Enumerator; + new (collection: any): Enumerator; } declare var Enumerator: EnumeratorConstructor; @@ -19883,7 +21256,7 @@ declare var Enumerator: EnumeratorConstructor; /** * Enables reading from a COM safe array, which might have an alternate lower bound, or multiple dimensions. */ -interface VBArray { +interface VBArray { /** * Returns the number of dimensions (1-based). */ @@ -19915,8 +21288,7 @@ interface VBArray { } interface VBArrayConstructor { - new (safeArray: any): VBArray; - new (safeArray: any): VBArray; + new (safeArray: SafeArray): VBArray; } declare var VBArray: VBArrayConstructor; @@ -19924,7 +21296,10 @@ declare var VBArray: VBArrayConstructor; /** * Automation date (VT_DATE) */ -interface VarDate { } +declare class VarDate { + private constructor(); + private VarDate_typekey: VarDate; +} interface DateConstructor { new (vd: VarDate): Date; @@ -19941,10 +21316,104 @@ interface DOMTokenList { [Symbol.iterator](): IterableIterator; } +interface FormData { + /** + * Returns an array of key, value pairs for every entry in the list + */ + entries(): IterableIterator<[string, string | File]>; + /** + * Returns a list of keys in the list + */ + keys(): IterableIterator; + /** + * Returns a list of values in the list + */ + values(): IterableIterator; + + [Symbol.iterator](): IterableIterator; +} + +interface Headers { + [Symbol.iterator](): IterableIterator<[string, string]>; + /** + * Returns an iterator allowing to go through all key/value pairs contained in this object. + */ + entries(): IterableIterator<[string, string]>; + /** + * Returns an iterator allowing to go through all keys f the key/value pairs contained in this object. + */ + keys(): IterableIterator; + /** + * Returns an iterator allowing to go through all values of the key/value pairs contained in this object. + */ + values(): IterableIterator; +} + interface NodeList { - [Symbol.iterator](): IterableIterator + /** + * Returns an array of key, value pairs for every entry in the list + */ + entries(): IterableIterator<[number, Node]>; + /** + * Performs the specified action for each node in an list. + * @param callbackfn A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the list. + * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. + */ + forEach(callbackfn: (value: Node, index: number, listObj: NodeList) => void, thisArg?: any): void; + /** + * Returns an list of keys in the list + */ + keys(): IterableIterator; + + /** + * Returns an list of values in the list + */ + values(): IterableIterator; + + + [Symbol.iterator](): IterableIterator; } interface NodeListOf { - [Symbol.iterator](): IterableIterator + + /** + * Returns an array of key, value pairs for every entry in the list + */ + entries(): IterableIterator<[number, TNode]>; + + /** + * Performs the specified action for each node in an list. + * @param callbackfn A function that accepts up to three arguments. forEach calls the callbackfn function one time for each element in the list. + * @param thisArg An object to which the this keyword can refer in the callbackfn function. If thisArg is omitted, undefined is used as the this value. + */ + forEach(callbackfn: (value: TNode, index: number, listObj: NodeListOf) => void, thisArg?: any): void; + /** + * Returns an list of keys in the list + */ + keys(): IterableIterator; + /** + * Returns an list of values in the list + */ + values(): IterableIterator; + + [Symbol.iterator](): IterableIterator; +} + +interface URLSearchParams { + /** + * Returns an array of key, value pairs for every entry in the search params + */ + entries(): IterableIterator<[string, string]>; + /** + * Returns a list of keys in the search params + */ + keys(): IterableIterator; + /** + * Returns a list of values in the search params + */ + values(): IterableIterator; + /** + * iterate over key/value pairs + */ + [Symbol.iterator](): IterableIterator<[string, string]>; } diff --git a/com.palantir.typescript/src/com/palantir/typescript/text/TypeScriptEditor.java b/com.palantir.typescript/src/com/palantir/typescript/text/TypeScriptEditor.java index 7c94fec..8d9185b 100644 --- a/com.palantir.typescript/src/com/palantir/typescript/text/TypeScriptEditor.java +++ b/com.palantir.typescript/src/com/palantir/typescript/text/TypeScriptEditor.java @@ -20,6 +20,8 @@ import static com.google.common.base.Preconditions.checkNotNull; import java.io.File; +import java.util.ArrayList; +import java.util.List; import org.eclipse.core.filesystem.IFileStore; import org.eclipse.core.resources.IFile; @@ -157,16 +159,27 @@ public FileLanguageService getLanguageService() { public void init(IEditorSite site, IEditorInput input) throws PartInitException { super.init(site, input); + this.characterPairMatcher = createCharacterPairMatcher(); if (input instanceof IPathEditorInput) { IResource resource = ResourceUtil.getResource(input); IProject project = resource.getProject(); + List storeList = new ArrayList(); + try { + Class sseUI = Class.forName("org.eclipse.wst.sse.ui.internal.SSEUIPlugin"); + Object sseUIPlugin = sseUI.getMethod("getDefault").invoke(null); + IPreferenceStore sseStore = (IPreferenceStore)sseUIPlugin.getClass().getMethod("getPreferenceStore").invoke(sseUIPlugin); + storeList.add(sseStore); + } catch(Exception e) { // set a project-specific preference store - ChainedPreferenceStore chainedPreferenceStore = new ChainedPreferenceStore(new IPreferenceStore[] { - new ProjectPreferenceStore(project), - EditorsUI.getPreferenceStore(), - PlatformUI.getPreferenceStore() - }); + } + + storeList.add(TypeScriptPlugin.getDefault().getPreferenceStore()); + storeList.add(new ProjectPreferenceStore(project)); + storeList.add(EditorsUI.getPreferenceStore()); + storeList.add(PlatformUI.getPreferenceStore()); + + ChainedPreferenceStore chainedPreferenceStore = new ChainedPreferenceStore(storeList.toArray(new IPreferenceStore[]{})); this.setPreferenceStore(chainedPreferenceStore); } } @@ -288,21 +301,10 @@ protected ISourceViewer createSourceViewer(Composite parent, IVerticalRuler rule } @Override - protected void initializeEditor() { - super.initializeEditor(); - this.characterPairMatcher = createCharacterPairMatcher(); // set the preference store - ChainedPreferenceStore chainedPreferenceStore = new ChainedPreferenceStore(new IPreferenceStore[] { - TypeScriptPlugin.getDefault().getPreferenceStore(), - EditorsUI.getPreferenceStore(), - PlatformUI.getPreferenceStore() - }); - this.setPreferenceStore(chainedPreferenceStore); - } - @Override protected void initializeKeyBindingScopes() { this.setKeyBindingScopes(new String[] { "com.palantir.typescript.text.typeScriptEditorScope", diff --git a/package.json b/package.json index 05949f8..e20b2c2 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,6 @@ { "name": "eclipse-typescript", - "version": "2.1.0", + "version": "2.6.1", "repository": { "type": "git", "url": "https://github.com/palantir/eclipse-typescript.git" @@ -9,7 +9,7 @@ "grunt": "1.0.1", "grunt-contrib-concat": "^1.0.1", "grunt-contrib-watch": "^1.0.0", - "grunt-ts": "6.0.0-beta.3", - "typescript": "2.1.4" + "grunt-ts": "6.0.0-beta.17", + "typescript": "2.6.1" } } diff --git a/pom.xml b/pom.xml index 3bcdadb..a950eb0 100644 --- a/pom.xml +++ b/pom.xml @@ -19,7 +19,7 @@ com.palantir parent - 2.1.0.qualifier + 2.6.1 pom @@ -29,17 +29,17 @@ - 0.18.1 - 0.18.1 + 0.26.0 + 0.26.0 - http://download.eclipse.org/releases/kepler + http://download.eclipse.org/releases/mars https://oss.sonatype.org/content/groups/public/ - kepler - ${kepler-repo.url} + mars + ${mars-repo.url} p2 @@ -146,10 +146,11 @@ false + false 'v'yyyyMMdd-HHmm jgit - - + + warning diff --git a/scripts/test_directory.sh b/scripts/test_directory.sh new file mode 100644 index 0000000..27b1597 --- /dev/null +++ b/scripts/test_directory.sh @@ -0,0 +1,5 @@ +#!/bin/bash + +set -e + +echo $(dirname $0) \ No newline at end of file diff --git a/scripts/updateTypeScript.sh b/scripts/updateTypeScript.sh index 88c7e9f..bf533e4 100755 --- a/scripts/updateTypeScript.sh +++ b/scripts/updateTypeScript.sh @@ -5,8 +5,8 @@ set -e # update the TypeScript code and build ( cd ../TypeScript - git fetch - git checkout origin/release-2.1 + # git fetch + # git checkout origin/release-2.3 rm -rf built/local jake clean jake local @@ -32,3 +32,5 @@ dos2unix $(dirname $0)/../com.palantir.typescript/bridge/lib/typescriptServices. dos2unix $(dirname $0)/../com.palantir.typescript/bridge/typings/typescriptServices.d.ts dos2unix $(dirname $0)/../com.palantir.typescript/src/com/palantir/typescript/services/language/lib.d.ts dos2unix $(dirname $0)/../com.palantir.typescript/src/com/palantir/typescript/services/language/lib.es6.d.ts + +read -p "Press enter to continue" \ No newline at end of file diff --git a/scripts/update_version.sh b/scripts/update_version.sh new file mode 100644 index 0000000..db659bc --- /dev/null +++ b/scripts/update_version.sh @@ -0,0 +1,14 @@ +#!/bin/bash + +if [ "$#" != 2 ]; then + Echo "Usage: update_version x.y.z a.b.c" + exit 1 +fi + +Echo "version ${1} will be renamed ${2}" + +read -p "Press enter to continue or CTRL+C to abort" + +sed_string="s/${1}.qualifier/${2}.qualifier/g" +echo SED: ${sed_string} +find .. -name '*.xml' -o -name '*.MF' -exec sed -i ${sed_string} {} \; \ No newline at end of file